diff --git a/requirements-swh.txt b/requirements-swh.txt
index 665c1326..8b1d72cd 100644
--- a/requirements-swh.txt
+++ b/requirements-swh.txt
@@ -1,3 +1,3 @@
swh.core[db,http] >= 0.0.94
-swh.model >= 0.3
+swh.model >= 0.3.4
swh.objstorage >= 0.0.40
diff --git a/sql/upgrades/155.sql b/sql/upgrades/155.sql
new file mode 100644
index 00000000..7bc0f658
--- /dev/null
+++ b/sql/upgrades/155.sql
@@ -0,0 +1,34 @@
+-- SWH DB schema upgrade
+-- from_version: 154
+-- to_version: 155
+-- description: Drop obsolete origin-visit fields
+
+-- latest schema version
+insert into dbversion(version, release, description)
+ values(155, now(), 'Work In Progress');
+
+alter table origin_visit drop column snapshot;
+alter table origin_visit drop column metadata;
+alter table origin_visit drop column status;
+
+create or replace function swh_origin_visit_add(origin_url text, date timestamptz, type text)
+ returns bigint
+ language sql
+as $$
+ with origin_id as (
+ select id
+ from origin
+ where url = origin_url
+ ), last_known_visit as (
+ select coalesce(max(visit), 0) as visit
+ from origin_visit
+ where origin = (select id from origin_id)
+ )
+ insert into origin_visit (origin, date, type, visit)
+ values ((select id from origin_id), date, type,
+ (select visit from last_known_visit) + 1)
+ returning visit;
+$$;
+
+drop index origin_visit_type_status_date_idx;
+create index concurrently on origin_visit(type, date);
diff --git a/swh/storage/backfill.py b/swh/storage/backfill.py
index bc5964d6..cb7d86f9 100644
--- a/swh/storage/backfill.py
+++ b/swh/storage/backfill.py
@@ -1,488 +1,480 @@
# Copyright (C) 2017-2020 The Software Heritage developers
# See the AUTHORS file at the top-level directory of this distribution
# License: GNU General Public License version 3, or any later version
# See top-level LICENSE file for more information
"""Storage backfiller.
The backfiller goal is to produce back part or all of the objects
from a storage to the journal topics
Current implementation consists in the JournalBackfiller class.
It simply reads the objects from the storage and sends every object identifier back to
the journal.
"""
import logging
from swh.core.db import BaseDb
from swh.journal.writer.kafka import KafkaJournalWriter
from swh.storage.converters import db_to_release, db_to_revision
from swh.storage.replay import object_converter_fn
logger = logging.getLogger(__name__)
PARTITION_KEY = {
"content": "sha1",
"skipped_content": "sha1",
"directory": "id",
"revision": "revision.id",
"release": "release.id",
"snapshot": "id",
"origin": "id",
"origin_visit": "origin_visit.origin",
"origin_visit_status": "origin_visit_status.origin",
}
COLUMNS = {
"content": [
"sha1",
"sha1_git",
"sha256",
"blake2s256",
"length",
"status",
"ctime",
],
"skipped_content": [
"sha1",
"sha1_git",
"sha256",
"blake2s256",
"length",
"ctime",
"status",
"reason",
],
"directory": ["id", "dir_entries", "file_entries", "rev_entries"],
"revision": [
("revision.id", "id"),
"date",
"date_offset",
"date_neg_utc_offset",
"committer_date",
"committer_date_offset",
"committer_date_neg_utc_offset",
"type",
"directory",
"message",
"synthetic",
"metadata",
(
"array(select parent_id::bytea from revision_history rh "
"where rh.id = revision.id order by rh.parent_rank asc)",
"parents",
),
("a.id", "author_id"),
("a.name", "author_name"),
("a.email", "author_email"),
("a.fullname", "author_fullname"),
("c.id", "committer_id"),
("c.name", "committer_name"),
("c.email", "committer_email"),
("c.fullname", "committer_fullname"),
],
"release": [
("release.id", "id"),
"date",
"date_offset",
"date_neg_utc_offset",
"comment",
("release.name", "name"),
"synthetic",
"target",
"target_type",
("a.id", "author_id"),
("a.name", "author_name"),
("a.email", "author_email"),
("a.fullname", "author_fullname"),
],
"snapshot": ["id", "object_id"],
"origin": ["url"],
- "origin_visit": [
- "visit",
- "type",
- ("origin.url", "origin"),
- "date",
- "snapshot",
- "status",
- "metadata",
- ],
+ "origin_visit": ["visit", "type", ("origin.url", "origin"), "date",],
"origin_visit_status": [
"visit",
("origin.url", "origin"),
"date",
"snapshot",
"status",
"metadata",
],
}
JOINS = {
"release": ["person a on release.author=a.id"],
"revision": [
"person a on revision.author=a.id",
"person c on revision.committer=c.id",
],
"origin_visit": ["origin on origin_visit.origin=origin.id"],
"origin_visit_status": ["origin on origin_visit_status.origin=origin.id"],
}
def directory_converter(db, directory):
"""Convert directory from the flat representation to swh model
compatible objects.
"""
columns = ["target", "name", "perms"]
query_template = """
select %(columns)s
from directory_entry_%(type)s
where id in %%s
"""
types = ["file", "dir", "rev"]
entries = []
with db.cursor() as cur:
for type in types:
ids = directory.pop("%s_entries" % type)
if not ids:
continue
query = query_template % {
"columns": ",".join(columns),
"type": type,
}
cur.execute(query, (tuple(ids),))
for row in cur:
entry = dict(zip(columns, row))
entry["type"] = type
entries.append(entry)
directory["entries"] = entries
return directory
def revision_converter(db, revision):
"""Convert revision from the flat representation to swh model
compatible objects.
"""
return db_to_revision(revision)
def release_converter(db, release):
"""Convert release from the flat representation to swh model
compatible objects.
"""
return db_to_release(release)
def snapshot_converter(db, snapshot):
"""Convert snapshot from the flat representation to swh model
compatible objects.
"""
columns = ["name", "target", "target_type"]
query = """
select %s
from snapshot_branches sbs
inner join snapshot_branch sb on sb.object_id=sbs.branch_id
where sbs.snapshot_id=%%s
""" % ", ".join(
columns
)
with db.cursor() as cur:
cur.execute(query, (snapshot.pop("object_id"),))
branches = {}
for name, *row in cur:
branch = dict(zip(columns[1:], row))
if not branch["target"] and not branch["target_type"]:
branch = None
branches[name] = branch
snapshot["branches"] = branches
return snapshot
CONVERTERS = {
"directory": directory_converter,
"revision": revision_converter,
"release": release_converter,
"snapshot": snapshot_converter,
}
def object_to_offset(object_id, numbits):
"""Compute the index of the range containing object id, when dividing
space into 2^numbits.
Args:
object_id (str): The hex representation of object_id
numbits (int): Number of bits in which we divide input space
Returns:
The index of the range containing object id
"""
q, r = divmod(numbits, 8)
length = q + (r != 0)
shift_bits = 8 - r if r else 0
truncated_id = object_id[: length * 2]
if len(truncated_id) < length * 2:
truncated_id += "0" * (length * 2 - len(truncated_id))
truncated_id_bytes = bytes.fromhex(truncated_id)
return int.from_bytes(truncated_id_bytes, byteorder="big") >> shift_bits
def byte_ranges(numbits, start_object=None, end_object=None):
"""Generate start/end pairs of bytes spanning numbits bits and
constrained by optional start_object and end_object.
Args:
numbits (int): Number of bits in which we divide input space
start_object (str): Hex object id contained in the first range
returned
end_object (str): Hex object id contained in the last range
returned
Yields:
2^numbits pairs of bytes
"""
q, r = divmod(numbits, 8)
length = q + (r != 0)
shift_bits = 8 - r if r else 0
def to_bytes(i):
return int.to_bytes(i << shift_bits, length=length, byteorder="big")
start_offset = 0
end_offset = 1 << numbits
if start_object is not None:
start_offset = object_to_offset(start_object, numbits)
if end_object is not None:
end_offset = object_to_offset(end_object, numbits) + 1
for start in range(start_offset, end_offset):
end = start + 1
if start == 0:
yield None, to_bytes(end)
elif end == 1 << numbits:
yield to_bytes(start), None
else:
yield to_bytes(start), to_bytes(end)
def integer_ranges(start, end, block_size=1000):
for start in range(start, end, block_size):
if start == 0:
yield None, block_size
elif start + block_size > end:
yield start, end
else:
yield start, start + block_size
RANGE_GENERATORS = {
"content": lambda start, end: byte_ranges(24, start, end),
"skipped_content": lambda start, end: [(None, None)],
"directory": lambda start, end: byte_ranges(24, start, end),
"revision": lambda start, end: byte_ranges(24, start, end),
"release": lambda start, end: byte_ranges(16, start, end),
"snapshot": lambda start, end: byte_ranges(16, start, end),
"origin": integer_ranges,
"origin_visit": integer_ranges,
"origin_visit_status": integer_ranges,
}
def compute_query(obj_type, start, end):
columns = COLUMNS.get(obj_type)
join_specs = JOINS.get(obj_type, [])
join_clause = "\n".join("left join %s" % clause for clause in join_specs)
where = []
where_args = []
if start:
where.append("%(keys)s >= %%s")
where_args.append(start)
if end:
where.append("%(keys)s < %%s")
where_args.append(end)
where_clause = ""
if where:
where_clause = ("where " + " and ".join(where)) % {
"keys": "(%s)" % PARTITION_KEY[obj_type]
}
column_specs = []
column_aliases = []
for column in columns:
if isinstance(column, str):
column_specs.append(column)
column_aliases.append(column)
else:
column_specs.append("%s as %s" % column)
column_aliases.append(column[1])
query = """
select %(columns)s
from %(table)s
%(join)s
%(where)s
""" % {
"columns": ",".join(column_specs),
"table": obj_type,
"join": join_clause,
"where": where_clause,
}
return query, where_args, column_aliases
def fetch(db, obj_type, start, end):
"""Fetch all obj_type's identifiers from db.
This opens one connection, stream objects and when done, close
the connection.
Args:
db (BaseDb): Db connection object
obj_type (str): Object type
start (Union[bytes|Tuple]): Range start identifier
end (Union[bytes|Tuple]): Range end identifier
Raises:
ValueError if obj_type is not supported
Yields:
Objects in the given range
"""
query, where_args, column_aliases = compute_query(obj_type, start, end)
converter = CONVERTERS.get(obj_type)
with db.cursor() as cursor:
logger.debug("Fetching data for table %s", obj_type)
logger.debug("query: %s %s", query, where_args)
cursor.execute(query, where_args)
for row in cursor:
record = dict(zip(column_aliases, row))
if converter:
record = converter(db, record)
logger.debug("record: %s" % record)
yield record
def _format_range_bound(bound):
if isinstance(bound, bytes):
return bound.hex()
else:
return str(bound)
MANDATORY_KEYS = ["brokers", "storage_dbconn", "prefix", "client_id"]
class JournalBackfiller:
"""Class in charge of reading the storage's objects and sends those
back to the journal's topics.
This is designed to be run periodically.
"""
def __init__(self, config=None):
self.config = config
self.check_config(config)
def check_config(self, config):
missing_keys = []
for key in MANDATORY_KEYS:
if not config.get(key):
missing_keys.append(key)
if missing_keys:
raise ValueError(
"Configuration error: The following keys must be"
" provided: %s" % (",".join(missing_keys),)
)
def parse_arguments(self, object_type, start_object, end_object):
"""Parse arguments
Raises:
ValueError for unsupported object type
ValueError if object ids are not parseable
Returns:
Parsed start and end object ids
"""
if object_type not in COLUMNS:
raise ValueError(
"Object type %s is not supported. "
"The only possible values are %s"
% (object_type, ", ".join(COLUMNS.keys()))
)
if object_type in ["origin", "origin_visit"]:
if start_object:
start_object = int(start_object)
else:
start_object = 0
if end_object:
end_object = int(end_object)
else:
end_object = 100 * 1000 * 1000 # hard-coded limit
return start_object, end_object
def run(self, object_type, start_object, end_object, dry_run=False):
"""Reads storage's subscribed object types and send them to the
journal's reading topic.
"""
start_object, end_object = self.parse_arguments(
object_type, start_object, end_object
)
db = BaseDb.connect(self.config["storage_dbconn"])
writer = KafkaJournalWriter(
brokers=self.config["brokers"],
prefix=self.config["prefix"],
client_id=self.config["client_id"],
)
for range_start, range_end in RANGE_GENERATORS[object_type](
start_object, end_object
):
logger.info(
"Processing %s range %s to %s",
object_type,
_format_range_bound(range_start),
_format_range_bound(range_end),
)
for obj_d in fetch(db, object_type, start=range_start, end=range_end,):
obj = object_converter_fn[object_type](obj_d)
if dry_run:
continue
writer.write_addition(object_type=object_type, object_=obj)
writer.producer.flush()
if __name__ == "__main__":
print('Please use the "swh-journal backfiller run" command')
diff --git a/swh/storage/cassandra/cql.py b/swh/storage/cassandra/cql.py
index eab5a22a..0f299b63 100644
--- a/swh/storage/cassandra/cql.py
+++ b/swh/storage/cassandra/cql.py
@@ -1,904 +1,901 @@
# Copyright (C) 2019-2020 The Software Heritage developers
# See the AUTHORS file at the top-level directory of this distribution
# License: GNU General Public License version 3, or any later version
# See top-level LICENSE file for more information
import functools
import json
import logging
import random
from typing import (
Any,
Callable,
Dict,
Iterable,
Iterator,
List,
Optional,
Tuple,
TypeVar,
)
from cassandra import CoordinationFailure
from cassandra.cluster import Cluster, EXEC_PROFILE_DEFAULT, ExecutionProfile, ResultSet
from cassandra.policies import DCAwareRoundRobinPolicy, TokenAwarePolicy
from cassandra.query import PreparedStatement, BoundStatement
from tenacity import (
retry,
stop_after_attempt,
wait_random_exponential,
retry_if_exception_type,
)
from swh.model.model import (
Sha1Git,
TimestampWithTimezone,
Timestamp,
Person,
Content,
SkippedContent,
OriginVisit,
OriginVisitStatus,
Origin,
)
from .common import Row, TOKEN_BEGIN, TOKEN_END, hash_url
from .schema import CREATE_TABLES_QUERIES, HASH_ALGORITHMS
logger = logging.getLogger(__name__)
_execution_profiles = {
EXEC_PROFILE_DEFAULT: ExecutionProfile(
load_balancing_policy=TokenAwarePolicy(DCAwareRoundRobinPolicy())
),
}
# Configuration for cassandra-driver's access to servers:
# * hit the right server directly when sending a query (TokenAwarePolicy),
# * if there's more than one, then pick one at random that's in the same
# datacenter as the client (DCAwareRoundRobinPolicy)
def create_keyspace(
hosts: List[str], keyspace: str, port: int = 9042, *, durable_writes=True
):
cluster = Cluster(hosts, port=port, execution_profiles=_execution_profiles)
session = cluster.connect()
extra_params = ""
if not durable_writes:
extra_params = "AND durable_writes = false"
session.execute(
"""CREATE KEYSPACE IF NOT EXISTS "%s"
WITH REPLICATION = {
'class' : 'SimpleStrategy',
'replication_factor' : 1
} %s;
"""
% (keyspace, extra_params)
)
session.execute('USE "%s"' % keyspace)
for query in CREATE_TABLES_QUERIES:
session.execute(query)
T = TypeVar("T")
def _prepared_statement(query: str) -> Callable[[Callable[..., T]], Callable[..., T]]:
"""Returns a decorator usable on methods of CqlRunner, to
inject them with a 'statement' argument, that is a prepared
statement corresponding to the query.
This only works on methods of CqlRunner, as preparing a
statement requires a connection to a Cassandra server."""
def decorator(f):
@functools.wraps(f)
def newf(self, *args, **kwargs) -> T:
if f.__name__ not in self._prepared_statements:
statement: PreparedStatement = self._session.prepare(query)
self._prepared_statements[f.__name__] = statement
return f(
self, *args, **kwargs, statement=self._prepared_statements[f.__name__]
)
return newf
return decorator
def _prepared_insert_statement(table_name: str, columns: List[str]):
"""Shorthand for using `_prepared_statement` for `INSERT INTO`
statements."""
return _prepared_statement(
"INSERT INTO %s (%s) VALUES (%s)"
% (table_name, ", ".join(columns), ", ".join("?" for _ in columns),)
)
def _prepared_exists_statement(table_name: str):
"""Shorthand for using `_prepared_statement` for queries that only
check which ids in a list exist in the table."""
return _prepared_statement(f"SELECT id FROM {table_name} WHERE id IN ?")
class CqlRunner:
"""Class managing prepared statements and building queries to be sent
to Cassandra."""
def __init__(self, hosts: List[str], keyspace: str, port: int):
self._cluster = Cluster(
hosts, port=port, execution_profiles=_execution_profiles
)
self._session = self._cluster.connect(keyspace)
self._cluster.register_user_type(
keyspace, "microtimestamp_with_timezone", TimestampWithTimezone
)
self._cluster.register_user_type(keyspace, "microtimestamp", Timestamp)
self._cluster.register_user_type(keyspace, "person", Person)
self._prepared_statements: Dict[str, PreparedStatement] = {}
##########################
# Common utility functions
##########################
MAX_RETRIES = 3
@retry(
wait=wait_random_exponential(multiplier=1, max=10),
stop=stop_after_attempt(MAX_RETRIES),
retry=retry_if_exception_type(CoordinationFailure),
)
def _execute_with_retries(self, statement, args) -> ResultSet:
return self._session.execute(statement, args, timeout=1000.0)
@_prepared_statement(
"UPDATE object_count SET count = count + ? "
"WHERE partition_key = 0 AND object_type = ?"
)
def _increment_counter(
self, object_type: str, nb: int, *, statement: PreparedStatement
) -> None:
self._execute_with_retries(statement, [nb, object_type])
def _add_one(self, statement, object_type: str, obj, keys: List[str]) -> None:
self._increment_counter(object_type, 1)
self._execute_with_retries(statement, [getattr(obj, key) for key in keys])
def _get_random_row(self, statement) -> Optional[Row]:
"""Takes a prepared statement of the form
"SELECT * FROM
WHERE token() > ? LIMIT 1"
and uses it to return a random row"""
token = random.randint(TOKEN_BEGIN, TOKEN_END)
rows = self._execute_with_retries(statement, [token])
if not rows:
# There are no row with a greater token; wrap around to get
# the row with the smallest token
rows = self._execute_with_retries(statement, [TOKEN_BEGIN])
if rows:
return rows.one()
else:
return None
def _missing(self, statement, ids):
res = self._execute_with_retries(statement, [ids])
found_ids = {id_ for (id_,) in res}
return [id_ for id_ in ids if id_ not in found_ids]
##########################
# 'content' table
##########################
_content_pk = ["sha1", "sha1_git", "sha256", "blake2s256"]
_content_keys = [
"sha1",
"sha1_git",
"sha256",
"blake2s256",
"length",
"ctime",
"status",
]
def _content_add_finalize(self, statement: BoundStatement) -> None:
"""Returned currified by content_add_prepare, to be called when the
content row should be added to the primary table."""
self._execute_with_retries(statement, None)
self._increment_counter("content", 1)
@_prepared_insert_statement("content", _content_keys)
def content_add_prepare(
self, content, *, statement
) -> Tuple[int, Callable[[], None]]:
"""Prepares insertion of a Content to the main 'content' table.
Returns a token (to be used in secondary tables), and a function to be
called to perform the insertion in the main table."""
statement = statement.bind(
[getattr(content, key) for key in self._content_keys]
)
# Type used for hashing keys (usually, it will be
# cassandra.metadata.Murmur3Token)
token_class = self._cluster.metadata.token_map.token_class
# Token of the row when it will be inserted. This is equivalent to
# "SELECT token({', '.join(self._content_pk)}) FROM content WHERE ..."
# after the row is inserted; but we need the token to insert in the
# index tables *before* inserting to the main 'content' table
token = token_class.from_key(statement.routing_key).value
assert TOKEN_BEGIN <= token <= TOKEN_END
# Function to be called after the indexes contain their respective
# row
finalizer = functools.partial(self._content_add_finalize, statement)
return (token, finalizer)
@_prepared_statement(
"SELECT * FROM content WHERE "
+ " AND ".join(map("%s = ?".__mod__, HASH_ALGORITHMS))
)
def content_get_from_pk(
self, content_hashes: Dict[str, bytes], *, statement
) -> Optional[Row]:
rows = list(
self._execute_with_retries(
statement, [content_hashes[algo] for algo in HASH_ALGORITHMS]
)
)
assert len(rows) <= 1
if rows:
return rows[0]
else:
return None
@_prepared_statement(
"SELECT * FROM content WHERE token(" + ", ".join(_content_pk) + ") = ?"
)
def content_get_from_token(self, token, *, statement) -> Iterable[Row]:
return self._execute_with_retries(statement, [token])
@_prepared_statement(
"SELECT * FROM content WHERE token(%s) > ? LIMIT 1" % ", ".join(_content_pk)
)
def content_get_random(self, *, statement) -> Optional[Row]:
return self._get_random_row(statement)
@_prepared_statement(
(
"SELECT token({0}) AS tok, {1} FROM content "
"WHERE token({0}) >= ? AND token({0}) <= ? LIMIT ?"
).format(", ".join(_content_pk), ", ".join(_content_keys))
)
def content_get_token_range(
self, start: int, end: int, limit: int, *, statement
) -> Iterable[Row]:
return self._execute_with_retries(statement, [start, end, limit])
##########################
# 'content_by_*' tables
##########################
@_prepared_statement("SELECT sha1_git FROM content_by_sha1_git WHERE sha1_git IN ?")
def content_missing_by_sha1_git(
self, ids: List[bytes], *, statement
) -> List[bytes]:
return self._missing(statement, ids)
def content_index_add_one(self, algo: str, content: Content, token: int) -> None:
"""Adds a row mapping content[algo] to the token of the Content in
the main 'content' table."""
query = (
f"INSERT INTO content_by_{algo} ({algo}, target_token) " f"VALUES (%s, %s)"
)
self._execute_with_retries(query, [content.get_hash(algo), token])
def content_get_tokens_from_single_hash(
self, algo: str, hash_: bytes
) -> Iterable[int]:
assert algo in HASH_ALGORITHMS
query = f"SELECT target_token FROM content_by_{algo} WHERE {algo} = %s"
return (tok for (tok,) in self._execute_with_retries(query, [hash_]))
##########################
# 'skipped_content' table
##########################
_skipped_content_pk = ["sha1", "sha1_git", "sha256", "blake2s256"]
_skipped_content_keys = [
"sha1",
"sha1_git",
"sha256",
"blake2s256",
"length",
"ctime",
"status",
"reason",
"origin",
]
_magic_null_pk = b""
"""
NULLs (or all-empty blobs) are not allowed in primary keys; instead use a
special value that can't possibly be a valid hash.
"""
def _skipped_content_add_finalize(self, statement: BoundStatement) -> None:
"""Returned currified by skipped_content_add_prepare, to be called
when the content row should be added to the primary table."""
self._execute_with_retries(statement, None)
self._increment_counter("skipped_content", 1)
@_prepared_insert_statement("skipped_content", _skipped_content_keys)
def skipped_content_add_prepare(
self, content, *, statement
) -> Tuple[int, Callable[[], None]]:
"""Prepares insertion of a Content to the main 'skipped_content' table.
Returns a token (to be used in secondary tables), and a function to be
called to perform the insertion in the main table."""
# Replace NULLs (which are not allowed in the partition key) with
# an empty byte string
content = content.to_dict()
for key in self._skipped_content_pk:
if content[key] is None:
content[key] = self._magic_null_pk
statement = statement.bind(
[content.get(key) for key in self._skipped_content_keys]
)
# Type used for hashing keys (usually, it will be
# cassandra.metadata.Murmur3Token)
token_class = self._cluster.metadata.token_map.token_class
# Token of the row when it will be inserted. This is equivalent to
# "SELECT token({', '.join(self._content_pk)})
# FROM skipped_content WHERE ..."
# after the row is inserted; but we need the token to insert in the
# index tables *before* inserting to the main 'skipped_content' table
token = token_class.from_key(statement.routing_key).value
assert TOKEN_BEGIN <= token <= TOKEN_END
# Function to be called after the indexes contain their respective
# row
finalizer = functools.partial(self._skipped_content_add_finalize, statement)
return (token, finalizer)
@_prepared_statement(
"SELECT * FROM skipped_content WHERE "
+ " AND ".join(map("%s = ?".__mod__, HASH_ALGORITHMS))
)
def skipped_content_get_from_pk(
self, content_hashes: Dict[str, bytes], *, statement
) -> Optional[Row]:
rows = list(
self._execute_with_retries(
statement,
[
content_hashes[algo] or self._magic_null_pk
for algo in HASH_ALGORITHMS
],
)
)
assert len(rows) <= 1
if rows:
# TODO: convert _magic_null_pk back to None?
return rows[0]
else:
return None
##########################
# 'skipped_content_by_*' tables
##########################
def skipped_content_index_add_one(
self, algo: str, content: SkippedContent, token: int
) -> None:
"""Adds a row mapping content[algo] to the token of the SkippedContent
in the main 'skipped_content' table."""
query = (
f"INSERT INTO skipped_content_by_{algo} ({algo}, target_token) "
f"VALUES (%s, %s)"
)
self._execute_with_retries(
query, [content.get_hash(algo) or self._magic_null_pk, token]
)
##########################
# 'revision' table
##########################
_revision_keys = [
"id",
"date",
"committer_date",
"type",
"directory",
"message",
"author",
"committer",
"synthetic",
"metadata",
]
@_prepared_exists_statement("revision")
def revision_missing(self, ids: List[bytes], *, statement) -> List[bytes]:
return self._missing(statement, ids)
@_prepared_insert_statement("revision", _revision_keys)
def revision_add_one(self, revision: Dict[str, Any], *, statement) -> None:
self._execute_with_retries(
statement, [revision[key] for key in self._revision_keys]
)
self._increment_counter("revision", 1)
@_prepared_statement("SELECT id FROM revision WHERE id IN ?")
def revision_get_ids(self, revision_ids, *, statement) -> ResultSet:
return self._execute_with_retries(statement, [revision_ids])
@_prepared_statement("SELECT * FROM revision WHERE id IN ?")
def revision_get(self, revision_ids, *, statement) -> ResultSet:
return self._execute_with_retries(statement, [revision_ids])
@_prepared_statement("SELECT * FROM revision WHERE token(id) > ? LIMIT 1")
def revision_get_random(self, *, statement) -> Optional[Row]:
return self._get_random_row(statement)
##########################
# 'revision_parent' table
##########################
_revision_parent_keys = ["id", "parent_rank", "parent_id"]
@_prepared_insert_statement("revision_parent", _revision_parent_keys)
def revision_parent_add_one(
self, id_: Sha1Git, parent_rank: int, parent_id: Sha1Git, *, statement
) -> None:
self._execute_with_retries(statement, [id_, parent_rank, parent_id])
@_prepared_statement("SELECT parent_id FROM revision_parent WHERE id = ?")
def revision_parent_get(self, revision_id: Sha1Git, *, statement) -> ResultSet:
return self._execute_with_retries(statement, [revision_id])
##########################
# 'release' table
##########################
_release_keys = [
"id",
"target",
"target_type",
"date",
"name",
"message",
"author",
"synthetic",
]
@_prepared_exists_statement("release")
def release_missing(self, ids: List[bytes], *, statement) -> List[bytes]:
return self._missing(statement, ids)
@_prepared_insert_statement("release", _release_keys)
def release_add_one(self, release: Dict[str, Any], *, statement) -> None:
self._execute_with_retries(
statement, [release[key] for key in self._release_keys]
)
self._increment_counter("release", 1)
@_prepared_statement("SELECT * FROM release WHERE id in ?")
def release_get(self, release_ids: List[str], *, statement) -> None:
return self._execute_with_retries(statement, [release_ids])
@_prepared_statement("SELECT * FROM release WHERE token(id) > ? LIMIT 1")
def release_get_random(self, *, statement) -> Optional[Row]:
return self._get_random_row(statement)
##########################
# 'directory' table
##########################
_directory_keys = ["id"]
@_prepared_exists_statement("directory")
def directory_missing(self, ids: List[bytes], *, statement) -> List[bytes]:
return self._missing(statement, ids)
@_prepared_insert_statement("directory", _directory_keys)
def directory_add_one(self, directory_id: Sha1Git, *, statement) -> None:
"""Called after all calls to directory_entry_add_one, to
commit/finalize the directory."""
self._execute_with_retries(statement, [directory_id])
self._increment_counter("directory", 1)
@_prepared_statement("SELECT * FROM directory WHERE token(id) > ? LIMIT 1")
def directory_get_random(self, *, statement) -> Optional[Row]:
return self._get_random_row(statement)
##########################
# 'directory_entry' table
##########################
_directory_entry_keys = ["directory_id", "name", "type", "target", "perms"]
@_prepared_insert_statement("directory_entry", _directory_entry_keys)
def directory_entry_add_one(self, entry: Dict[str, Any], *, statement) -> None:
self._execute_with_retries(
statement, [entry[key] for key in self._directory_entry_keys]
)
@_prepared_statement("SELECT * FROM directory_entry WHERE directory_id IN ?")
def directory_entry_get(self, directory_ids, *, statement) -> ResultSet:
return self._execute_with_retries(statement, [directory_ids])
##########################
# 'snapshot' table
##########################
_snapshot_keys = ["id"]
@_prepared_exists_statement("snapshot")
def snapshot_missing(self, ids: List[bytes], *, statement) -> List[bytes]:
return self._missing(statement, ids)
@_prepared_insert_statement("snapshot", _snapshot_keys)
def snapshot_add_one(self, snapshot_id: Sha1Git, *, statement) -> None:
self._execute_with_retries(statement, [snapshot_id])
self._increment_counter("snapshot", 1)
@_prepared_statement("SELECT * FROM snapshot WHERE id = ?")
def snapshot_get(self, snapshot_id: Sha1Git, *, statement) -> ResultSet:
return self._execute_with_retries(statement, [snapshot_id])
@_prepared_statement("SELECT * FROM snapshot WHERE token(id) > ? LIMIT 1")
def snapshot_get_random(self, *, statement) -> Optional[Row]:
return self._get_random_row(statement)
##########################
# 'snapshot_branch' table
##########################
_snapshot_branch_keys = ["snapshot_id", "name", "target_type", "target"]
@_prepared_insert_statement("snapshot_branch", _snapshot_branch_keys)
def snapshot_branch_add_one(self, branch: Dict[str, Any], *, statement) -> None:
self._execute_with_retries(
statement, [branch[key] for key in self._snapshot_branch_keys]
)
@_prepared_statement(
"SELECT ascii_bins_count(target_type) AS counts "
"FROM snapshot_branch "
"WHERE snapshot_id = ? "
)
def snapshot_count_branches(self, snapshot_id: Sha1Git, *, statement) -> ResultSet:
return self._execute_with_retries(statement, [snapshot_id])
@_prepared_statement(
"SELECT * FROM snapshot_branch WHERE snapshot_id = ? AND name >= ? LIMIT ?"
)
def snapshot_branch_get(
self, snapshot_id: Sha1Git, from_: bytes, limit: int, *, statement
) -> None:
return self._execute_with_retries(statement, [snapshot_id, from_, limit])
##########################
# 'origin' table
##########################
origin_keys = ["sha1", "url", "type", "next_visit_id"]
@_prepared_statement(
"INSERT INTO origin (sha1, url, next_visit_id) "
"VALUES (?, ?, 1) IF NOT EXISTS"
)
def origin_add_one(self, origin: Origin, *, statement) -> None:
self._execute_with_retries(statement, [hash_url(origin.url), origin.url])
self._increment_counter("origin", 1)
@_prepared_statement("SELECT * FROM origin WHERE sha1 = ?")
def origin_get_by_sha1(self, sha1: bytes, *, statement) -> ResultSet:
return self._execute_with_retries(statement, [sha1])
def origin_get_by_url(self, url: str) -> ResultSet:
return self.origin_get_by_sha1(hash_url(url))
@_prepared_statement(
f'SELECT token(sha1) AS tok, {", ".join(origin_keys)} '
f"FROM origin WHERE token(sha1) >= ? LIMIT ?"
)
def origin_list(self, start_token: int, limit: int, *, statement) -> ResultSet:
return self._execute_with_retries(statement, [start_token, limit])
@_prepared_statement("SELECT * FROM origin")
def origin_iter_all(self, *, statement) -> ResultSet:
return self._execute_with_retries(statement, [])
@_prepared_statement("SELECT next_visit_id FROM origin WHERE sha1 = ?")
def _origin_get_next_visit_id(self, origin_sha1: bytes, *, statement) -> int:
rows = list(self._execute_with_retries(statement, [origin_sha1]))
assert len(rows) == 1 # TODO: error handling
return rows[0].next_visit_id
@_prepared_statement(
"UPDATE origin SET next_visit_id=? WHERE sha1 = ? IF next_visit_id=?"
)
def origin_generate_unique_visit_id(self, origin_url: str, *, statement) -> int:
origin_sha1 = hash_url(origin_url)
next_id = self._origin_get_next_visit_id(origin_sha1)
while True:
res = list(
self._execute_with_retries(
statement, [next_id + 1, origin_sha1, next_id]
)
)
assert len(res) == 1
if res[0].applied:
# No data race
return next_id
else:
# Someone else updated it before we did, let's try again
next_id = res[0].next_visit_id
# TODO: abort after too many attempts
return next_id
##########################
# 'origin_visit' table
##########################
_origin_visit_keys = [
"origin",
"visit",
"type",
"date",
- "status",
- "metadata",
- "snapshot",
]
@_prepared_statement("SELECT * FROM origin_visit WHERE origin = ? AND visit > ?")
def _origin_visit_get_no_limit(
self, origin_url: str, last_visit: int, *, statement
) -> ResultSet:
return self._execute_with_retries(statement, [origin_url, last_visit])
@_prepared_statement(
"SELECT * FROM origin_visit WHERE origin = ? AND visit > ? LIMIT ?"
)
def _origin_visit_get_limit(
self, origin_url: str, last_visit: int, limit: int, *, statement
) -> ResultSet:
return self._execute_with_retries(statement, [origin_url, last_visit, limit])
def origin_visit_get(
self, origin_url: str, last_visit: Optional[int], limit: Optional[int]
) -> ResultSet:
if last_visit is None:
last_visit = -1
if limit is None:
return self._origin_visit_get_no_limit(origin_url, last_visit)
else:
return self._origin_visit_get_limit(origin_url, last_visit, limit)
@_prepared_insert_statement("origin_visit", _origin_visit_keys)
def origin_visit_add_one(self, visit: OriginVisit, *, statement) -> None:
self._add_one(statement, "origin_visit", visit, self._origin_visit_keys)
_origin_visit_status_keys = [
"origin",
"visit",
"date",
"status",
"snapshot",
"metadata",
]
@_prepared_insert_statement("origin_visit_status", _origin_visit_status_keys)
def origin_visit_status_add_one(
self, visit_update: OriginVisitStatus, *, statement
) -> None:
assert self._origin_visit_status_keys[-1] == "metadata"
keys = self._origin_visit_status_keys
metadata = json.dumps(visit_update.metadata)
self._execute_with_retries(
statement, [getattr(visit_update, key) for key in keys[:-1]] + [metadata]
)
def origin_visit_status_get_latest(self, origin: str, visit: int,) -> Optional[Row]:
"""Given an origin visit id, return its latest origin_visit_status
"""
rows = self.origin_visit_status_get(origin, visit)
return rows[0] if rows else None
@_prepared_statement(
"SELECT * FROM origin_visit_status "
"WHERE origin = ? AND visit = ? "
"ORDER BY date DESC"
)
def origin_visit_status_get(
self,
origin: str,
visit: int,
allowed_statuses: Optional[List[str]] = None,
require_snapshot: bool = False,
*,
statement,
) -> List[Row]:
"""Return all origin visit statuses for a given visit
"""
return list(self._execute_with_retries(statement, [origin, visit]))
@_prepared_statement("SELECT * FROM origin_visit WHERE origin = ? AND visit = ?")
def origin_visit_get_one(
self, origin_url: str, visit_id: int, *, statement
) -> Optional[Row]:
# TODO: error handling
rows = list(self._execute_with_retries(statement, [origin_url, visit_id]))
if rows:
return rows[0]
else:
return None
@_prepared_statement("SELECT * FROM origin_visit WHERE origin = ?")
def origin_visit_get_all(self, origin_url: str, *, statement) -> ResultSet:
return self._execute_with_retries(statement, [origin_url])
@_prepared_statement("SELECT * FROM origin_visit WHERE token(origin) >= ?")
def _origin_visit_iter_from(self, min_token: int, *, statement) -> Iterator[Row]:
yield from self._execute_with_retries(statement, [min_token])
@_prepared_statement("SELECT * FROM origin_visit WHERE token(origin) < ?")
def _origin_visit_iter_to(self, max_token: int, *, statement) -> Iterator[Row]:
yield from self._execute_with_retries(statement, [max_token])
def origin_visit_iter(self, start_token: int) -> Iterator[Row]:
"""Returns all origin visits in order from this token,
and wraps around the token space."""
yield from self._origin_visit_iter_from(start_token)
yield from self._origin_visit_iter_to(start_token)
##########################
# 'metadata_authority' table
##########################
_metadata_authority_keys = ["url", "type", "metadata"]
@_prepared_insert_statement("metadata_authority", _metadata_authority_keys)
def metadata_authority_add(self, url, type, metadata, *, statement):
return self._execute_with_retries(statement, [url, type, metadata])
@_prepared_statement("SELECT * from metadata_authority WHERE type = ? AND url = ?")
def metadata_authority_get(self, type, url, *, statement) -> Optional[Row]:
return next(iter(self._execute_with_retries(statement, [type, url])), None)
##########################
# 'metadata_fetcher' table
##########################
_metadata_fetcher_keys = ["name", "version", "metadata"]
@_prepared_insert_statement("metadata_fetcher", _metadata_fetcher_keys)
def metadata_fetcher_add(self, name, version, metadata, *, statement):
return self._execute_with_retries(statement, [name, version, metadata])
@_prepared_statement(
"SELECT * from metadata_fetcher WHERE name = ? AND version = ?"
)
def metadata_fetcher_get(self, name, version, *, statement) -> Optional[Row]:
return next(iter(self._execute_with_retries(statement, [name, version])), None)
##########################
# 'origin_metadata' table
##########################
_origin_metadata_keys = [
"origin",
"authority_type",
"authority_url",
"discovery_date",
"fetcher_name",
"fetcher_version",
"format",
"metadata",
]
@_prepared_insert_statement("origin_metadata", _origin_metadata_keys)
def origin_metadata_add(
self,
origin,
authority_type,
authority_url,
discovery_date,
fetcher_name,
fetcher_version,
format,
metadata,
*,
statement,
):
return self._execute_with_retries(
statement,
[
origin,
authority_type,
authority_url,
discovery_date,
fetcher_name,
fetcher_version,
format,
metadata,
],
)
@_prepared_statement(
"SELECT * from origin_metadata "
"WHERE origin=? AND authority_url=? AND discovery_date>? "
"AND authority_type=?"
)
def origin_metadata_get_after_date(
self, origin, authority_type, authority_url, after, *, statement
):
return self._execute_with_retries(
statement, [origin, authority_url, after, authority_type]
)
@_prepared_statement(
"SELECT * from origin_metadata "
"WHERE origin=? AND authority_type=? AND authority_url=? "
"AND (discovery_date, fetcher_name, fetcher_version) > (?, ?, ?)"
)
def origin_metadata_get_after_date_and_fetcher(
self,
origin,
authority_type,
authority_url,
after_date,
after_fetcher_name,
after_fetcher_version,
*,
statement,
):
return self._execute_with_retries(
statement,
[
origin,
authority_type,
authority_url,
after_date,
after_fetcher_name,
after_fetcher_version,
],
)
@_prepared_statement(
"SELECT * from origin_metadata "
"WHERE origin=? AND authority_url=? AND authority_type=?"
)
def origin_metadata_get(
self, origin, authority_type, authority_url, *, statement
) -> Iterable[Row]:
return self._execute_with_retries(
statement, [origin, authority_url, authority_type]
)
##########################
# Miscellaneous
##########################
@_prepared_statement("SELECT uuid() FROM revision LIMIT 1;")
def check_read(self, *, statement):
self._execute_with_retries(statement, [])
@_prepared_statement(
"SELECT object_type, count FROM object_count WHERE partition_key=0"
)
def stat_counters(self, *, statement) -> ResultSet:
return self._execute_with_retries(statement, [])
diff --git a/swh/storage/cassandra/schema.py b/swh/storage/cassandra/schema.py
index d2f69dbc..fef4cb15 100644
--- a/swh/storage/cassandra/schema.py
+++ b/swh/storage/cassandra/schema.py
@@ -1,257 +1,254 @@
# Copyright (C) 2019-2020 The Software Heritage developers
# See the AUTHORS file at the top-level directory of this distribution
# License: GNU General Public License version 3, or any later version
# See top-level LICENSE file for more information
CREATE_TABLES_QUERIES = """
CREATE OR REPLACE FUNCTION ascii_bins_count_sfunc (
state tuple>, -- (nb_none, map)
bin_name ascii
)
CALLED ON NULL INPUT
RETURNS tuple>
LANGUAGE java AS
$$
if (bin_name == null) {
state.setInt(0, state.getInt(0) + 1);
}
else {
Map counters = state.getMap(
1, String.class, Integer.class);
Integer nb = counters.get(bin_name);
if (nb == null) {
nb = 0;
}
counters.put(bin_name, nb + 1);
state.setMap(1, counters, String.class, Integer.class);
}
return state;
$$
;
CREATE OR REPLACE AGGREGATE ascii_bins_count ( ascii )
SFUNC ascii_bins_count_sfunc
STYPE tuple>
INITCOND (0, {})
;
CREATE TYPE IF NOT EXISTS microtimestamp (
seconds bigint,
microseconds int
);
CREATE TYPE IF NOT EXISTS microtimestamp_with_timezone (
timestamp frozen,
offset smallint,
negative_utc boolean
);
CREATE TYPE IF NOT EXISTS person (
fullname blob,
name blob,
email blob
);
CREATE TABLE IF NOT EXISTS content (
sha1 blob,
sha1_git blob,
sha256 blob,
blake2s256 blob,
length bigint,
ctime timestamp,
-- creation time, i.e. time of (first) injection into the storage
status ascii,
PRIMARY KEY ((sha1, sha1_git, sha256, blake2s256))
);
CREATE TABLE IF NOT EXISTS skipped_content (
sha1 blob,
sha1_git blob,
sha256 blob,
blake2s256 blob,
length bigint,
ctime timestamp,
-- creation time, i.e. time of (first) injection into the storage
status ascii,
reason text,
origin text,
PRIMARY KEY ((sha1, sha1_git, sha256, blake2s256))
);
CREATE TABLE IF NOT EXISTS revision (
id blob PRIMARY KEY,
date microtimestamp_with_timezone,
committer_date microtimestamp_with_timezone,
type ascii,
directory blob, -- source code "root" directory
message blob,
author person,
committer person,
synthetic boolean,
-- true iff revision has been created by Software Heritage
metadata text
-- extra metadata as JSON(tarball checksums,
-- extra commit information, etc...)
);
CREATE TABLE IF NOT EXISTS revision_parent (
id blob,
parent_rank int,
-- parent position in merge commits, 0-based
parent_id blob,
PRIMARY KEY ((id), parent_rank)
);
CREATE TABLE IF NOT EXISTS release
(
id blob PRIMARY KEY,
target_type ascii,
target blob,
date microtimestamp_with_timezone,
name blob,
message blob,
author person,
synthetic boolean,
-- true iff release has been created by Software Heritage
);
CREATE TABLE IF NOT EXISTS directory (
id blob PRIMARY KEY,
);
CREATE TABLE IF NOT EXISTS directory_entry (
directory_id blob,
name blob, -- path name, relative to containing dir
target blob,
perms int, -- unix-like permissions
type ascii, -- target type
PRIMARY KEY ((directory_id), name)
);
CREATE TABLE IF NOT EXISTS snapshot (
id blob PRIMARY KEY,
);
-- For a given snapshot_id, branches are sorted by their name,
-- allowing easy pagination.
CREATE TABLE IF NOT EXISTS snapshot_branch (
snapshot_id blob,
name blob,
target_type ascii,
target blob,
PRIMARY KEY ((snapshot_id), name)
);
CREATE TABLE IF NOT EXISTS origin_visit (
origin text,
visit bigint,
date timestamp,
type text,
- status ascii,
- metadata text,
- snapshot blob,
PRIMARY KEY ((origin), visit)
);
CREATE TABLE IF NOT EXISTS origin_visit_status (
origin text,
visit bigint,
date timestamp,
status ascii,
metadata text,
snapshot blob,
PRIMARY KEY ((origin), visit, date)
);
CREATE TABLE IF NOT EXISTS origin (
sha1 blob PRIMARY KEY,
url text,
type text,
next_visit_id int,
-- We need integer visit ids for compatibility with the pgsql
-- storage, so we're using lightweight transactions with this trick:
-- https://stackoverflow.com/a/29391877/539465
);
CREATE TABLE IF NOT EXISTS metadata_authority (
url text,
type ascii,
metadata text,
PRIMARY KEY ((url), type)
);
CREATE TABLE IF NOT EXISTS metadata_fetcher (
name ascii,
version ascii,
metadata text,
PRIMARY KEY ((name), version)
);
CREATE TABLE IF NOT EXISTS origin_metadata (
origin text,
authority_type text,
authority_url text,
discovery_date timestamp,
fetcher_name ascii,
fetcher_version ascii,
format ascii,
metadata blob,
PRIMARY KEY ((origin), authority_type, authority_url, discovery_date,
fetcher_name, fetcher_version),
-- for now, authority_url could be in the partition key; but leaving
-- in the partition key allows listing authorities with metadata on an
-- origin if we ever need to do it.
);
CREATE TABLE IF NOT EXISTS object_count (
partition_key smallint, -- Constant, must always be 0
object_type ascii,
count counter,
PRIMARY KEY ((partition_key), object_type)
);
""".split(
"\n\n"
)
CONTENT_INDEX_TEMPLATE = """
-- Secondary table, used for looking up "content" from a single hash
CREATE TABLE IF NOT EXISTS content_by_{main_algo} (
{main_algo} blob,
target_token bigint, -- value of token(pk) on the "primary" table
PRIMARY KEY (({main_algo}), target_token)
);
CREATE TABLE IF NOT EXISTS skipped_content_by_{main_algo} (
{main_algo} blob,
target_token bigint, -- value of token(pk) on the "primary" table
PRIMARY KEY (({main_algo}), target_token)
);
"""
TABLES = (
"skipped_content content revision revision_parent release "
"directory directory_entry snapshot snapshot_branch "
"origin_visit origin origin_metadata object_count "
"origin_visit_status metadata_authority "
"metadata_fetcher"
).split()
HASH_ALGORITHMS = ["sha1", "sha1_git", "sha256", "blake2s256"]
for main_algo in HASH_ALGORITHMS:
CREATE_TABLES_QUERIES.extend(
CONTENT_INDEX_TEMPLATE.format(
main_algo=main_algo,
other_algos=", ".join(
[algo for algo in HASH_ALGORITHMS if algo != main_algo]
),
).split("\n\n")
)
TABLES.append("content_by_%s" % main_algo)
TABLES.append("skipped_content_by_%s" % main_algo)
diff --git a/swh/storage/cassandra/storage.py b/swh/storage/cassandra/storage.py
index e52f4f60..e68db3a1 100644
--- a/swh/storage/cassandra/storage.py
+++ b/swh/storage/cassandra/storage.py
@@ -1,1157 +1,1160 @@
# Copyright (C) 2019-2020 The Software Heritage developers
# See the AUTHORS file at the top-level directory of this distribution
# License: GNU General Public License version 3, or any later version
# See top-level LICENSE file for more information
import datetime
import itertools
import json
import random
import re
from typing import Any, Dict, List, Iterable, Optional
import attr
from deprecated import deprecated
from swh.core.api.serializers import msgpack_loads, msgpack_dumps
from swh.model.model import (
Revision,
Release,
Directory,
DirectoryEntry,
Content,
SkippedContent,
OriginVisit,
OriginVisitStatus,
Snapshot,
Origin,
)
from swh.model.hashutil import DEFAULT_ALGORITHMS
from swh.storage.objstorage import ObjStorage
from swh.storage.writer import JournalWriter
from swh.storage.utils import now
from ..exc import StorageArgumentException, HashCollision
from .common import TOKEN_BEGIN, TOKEN_END
from .converters import (
revision_to_db,
revision_from_db,
release_to_db,
release_from_db,
row_to_visit_status,
)
from .cql import CqlRunner
from .schema import HASH_ALGORITHMS
# Max block size of contents to return
BULK_BLOCK_CONTENT_LEN_MAX = 10000
class CassandraStorage:
def __init__(self, hosts, keyspace, objstorage, port=9042, journal_writer=None):
self._cql_runner = CqlRunner(hosts, keyspace, port)
self.journal_writer = JournalWriter(journal_writer)
self.objstorage = ObjStorage(objstorage)
def check_config(self, *, check_write):
self._cql_runner.check_read()
return True
def _content_get_from_hash(self, algo, hash_) -> Iterable:
"""From the name of a hash algorithm and a value of that hash,
looks up the "hash -> token" secondary table (content_by_{algo})
to get tokens.
Then, looks up the main table (content) to get all contents with
that token, and filters out contents whose hash doesn't match."""
found_tokens = self._cql_runner.content_get_tokens_from_single_hash(algo, hash_)
for token in found_tokens:
# Query the main table ('content').
res = self._cql_runner.content_get_from_token(token)
for row in res:
# re-check the the hash (in case of murmur3 collision)
if getattr(row, algo) == hash_:
yield row
def _content_add(self, contents: List[Content], with_data: bool) -> Dict:
# Filter-out content already in the database.
contents = [
c for c in contents if not self._cql_runner.content_get_from_pk(c.to_dict())
]
self.journal_writer.content_add(contents)
if with_data:
# First insert to the objstorage, if the endpoint is
# `content_add` (as opposed to `content_add_metadata`).
# TODO: this should probably be done in concurrently to inserting
# in index tables (but still before the main table; so an entry is
# only added to the main table after everything else was
# successfully inserted.
summary = self.objstorage.content_add(
c for c in contents if c.status != "absent"
)
content_add_bytes = summary["content:add:bytes"]
content_add = 0
for content in contents:
content_add += 1
# Check for sha1 or sha1_git collisions. This test is not atomic
# with the insertion, so it won't detect a collision if both
# contents are inserted at the same time, but it's good enough.
#
# The proper way to do it would probably be a BATCH, but this
# would be inefficient because of the number of partitions we
# need to affect (len(HASH_ALGORITHMS)+1, which is currently 5)
for algo in {"sha1", "sha1_git"}:
collisions = []
# Get tokens of 'content' rows with the same value for
# sha1/sha1_git
rows = self._content_get_from_hash(algo, content.get_hash(algo))
for row in rows:
if getattr(row, algo) != content.get_hash(algo):
# collision of token(partition key), ignore this
# row
continue
for algo in HASH_ALGORITHMS:
if getattr(row, algo) != content.get_hash(algo):
# This hash didn't match; discard the row.
collisions.append(
{algo: getattr(row, algo) for algo in HASH_ALGORITHMS}
)
if collisions:
collisions.append(content.hashes())
raise HashCollision(algo, content.get_hash(algo), collisions)
(token, insertion_finalizer) = self._cql_runner.content_add_prepare(content)
# Then add to index tables
for algo in HASH_ALGORITHMS:
self._cql_runner.content_index_add_one(algo, content, token)
# Then to the main table
insertion_finalizer()
summary = {
"content:add": content_add,
}
if with_data:
summary["content:add:bytes"] = content_add_bytes
return summary
def content_add(self, content: Iterable[Content]) -> Dict:
contents = [attr.evolve(c, ctime=now()) for c in content]
return self._content_add(list(contents), with_data=True)
def content_update(self, content, keys=[]):
raise NotImplementedError(
"content_update is not supported by the Cassandra backend"
)
def content_add_metadata(self, content: Iterable[Content]) -> Dict:
return self._content_add(list(content), with_data=False)
def content_get(self, content):
if len(content) > BULK_BLOCK_CONTENT_LEN_MAX:
raise StorageArgumentException(
"Sending at most %s contents." % BULK_BLOCK_CONTENT_LEN_MAX
)
yield from self.objstorage.content_get(content)
def content_get_partition(
self,
partition_id: int,
nb_partitions: int,
limit: int = 1000,
page_token: str = None,
):
if limit is None:
raise StorageArgumentException("limit should not be None")
# Compute start and end of the range of tokens covered by the
# requested partition
partition_size = (TOKEN_END - TOKEN_BEGIN) // nb_partitions
range_start = TOKEN_BEGIN + partition_id * partition_size
range_end = TOKEN_BEGIN + (partition_id + 1) * partition_size
# offset the range start according to the `page_token`.
if page_token is not None:
if not (range_start <= int(page_token) <= range_end):
raise StorageArgumentException("Invalid page_token.")
range_start = int(page_token)
# Get the first rows of the range
rows = self._cql_runner.content_get_token_range(range_start, range_end, limit)
rows = list(rows)
if len(rows) == limit:
next_page_token: Optional[str] = str(rows[-1].tok + 1)
else:
next_page_token = None
return {
"contents": [row._asdict() for row in rows if row.status != "absent"],
"next_page_token": next_page_token,
}
def content_get_metadata(self, contents: List[bytes]) -> Dict[bytes, List[Dict]]:
result: Dict[bytes, List[Dict]] = {sha1: [] for sha1 in contents}
for sha1 in contents:
# Get all (sha1, sha1_git, sha256, blake2s256) whose sha1
# matches the argument, from the index table ('content_by_sha1')
for row in self._content_get_from_hash("sha1", sha1):
content_metadata = row._asdict()
content_metadata.pop("ctime")
result[content_metadata["sha1"]].append(content_metadata)
return result
def content_find(self, content):
# Find an algorithm that is common to all the requested contents.
# It will be used to do an initial filtering efficiently.
filter_algos = list(set(content).intersection(HASH_ALGORITHMS))
if not filter_algos:
raise StorageArgumentException(
"content keys must contain at least one of: "
"%s" % ", ".join(sorted(HASH_ALGORITHMS))
)
common_algo = filter_algos[0]
results = []
rows = self._content_get_from_hash(common_algo, content[common_algo])
for row in rows:
# Re-check all the hashes, in case of collisions (either of the
# hash of the partition key, or the hashes in it)
for algo in HASH_ALGORITHMS:
if content.get(algo) and getattr(row, algo) != content[algo]:
# This hash didn't match; discard the row.
break
else:
# All hashes match, keep this row.
results.append(
{
**row._asdict(),
"ctime": row.ctime.replace(tzinfo=datetime.timezone.utc),
}
)
return results
def content_missing(self, content, key_hash="sha1"):
for cont in content:
res = self.content_find(cont)
if not res:
yield cont[key_hash]
if any(c["status"] == "missing" for c in res):
yield cont[key_hash]
def content_missing_per_sha1(self, contents):
return self.content_missing([{"sha1": c for c in contents}])
def content_missing_per_sha1_git(self, contents):
return self.content_missing(
[{"sha1_git": c for c in contents}], key_hash="sha1_git"
)
def content_get_random(self):
return self._cql_runner.content_get_random().sha1_git
def _skipped_content_get_from_hash(self, algo, hash_) -> Iterable:
"""From the name of a hash algorithm and a value of that hash,
looks up the "hash -> token" secondary table
(skipped_content_by_{algo}) to get tokens.
Then, looks up the main table (content) to get all contents with
that token, and filters out contents whose hash doesn't match."""
found_tokens = self._cql_runner.skipped_content_get_tokens_from_single_hash(
algo, hash_
)
for token in found_tokens:
# Query the main table ('content').
res = self._cql_runner.skipped_content_get_from_token(token)
for row in res:
# re-check the the hash (in case of murmur3 collision)
if getattr(row, algo) == hash_:
yield row
def _skipped_content_add(self, contents: Iterable[SkippedContent]) -> Dict:
# Filter-out content already in the database.
contents = [
c
for c in contents
if not self._cql_runner.skipped_content_get_from_pk(c.to_dict())
]
self.journal_writer.skipped_content_add(contents)
for content in contents:
# Compute token of the row in the main table
(token, insertion_finalizer) = self._cql_runner.skipped_content_add_prepare(
content
)
# Then add to index tables
for algo in HASH_ALGORITHMS:
self._cql_runner.skipped_content_index_add_one(algo, content, token)
# Then to the main table
insertion_finalizer()
return {"skipped_content:add": len(contents)}
def skipped_content_add(self, content: Iterable[SkippedContent]) -> Dict:
contents = [attr.evolve(c, ctime=now()) for c in content]
return self._skipped_content_add(contents)
def skipped_content_missing(self, contents):
for content in contents:
if not self._cql_runner.skipped_content_get_from_pk(content):
yield {algo: content[algo] for algo in DEFAULT_ALGORITHMS}
def directory_add(self, directories: Iterable[Directory]) -> Dict:
directories = list(directories)
# Filter out directories that are already inserted.
missing = self.directory_missing([dir_.id for dir_ in directories])
directories = [dir_ for dir_ in directories if dir_.id in missing]
self.journal_writer.directory_add(directories)
for directory in directories:
# Add directory entries to the 'directory_entry' table
for entry in directory.entries:
self._cql_runner.directory_entry_add_one(
{**entry.to_dict(), "directory_id": directory.id}
)
# Add the directory *after* adding all the entries, so someone
# calling snapshot_get_branch in the meantime won't end up
# with half the entries.
self._cql_runner.directory_add_one(directory.id)
return {"directory:add": len(missing)}
def directory_missing(self, directories):
return self._cql_runner.directory_missing(directories)
def _join_dentry_to_content(self, dentry):
keys = (
"status",
"sha1",
"sha1_git",
"sha256",
"length",
)
ret = dict.fromkeys(keys)
ret.update(dentry.to_dict())
if ret["type"] == "file":
content = self.content_find({"sha1_git": ret["target"]})
if content:
content = content[0]
for key in keys:
ret[key] = content[key]
return ret
def _directory_ls(self, directory_id, recursive, prefix=b""):
if self.directory_missing([directory_id]):
return
rows = list(self._cql_runner.directory_entry_get([directory_id]))
for row in rows:
# Build and yield the directory entry dict
entry = row._asdict()
del entry["directory_id"]
entry = DirectoryEntry.from_dict(entry)
ret = self._join_dentry_to_content(entry)
ret["name"] = prefix + ret["name"]
ret["dir_id"] = directory_id
yield ret
if recursive and ret["type"] == "dir":
yield from self._directory_ls(
ret["target"], True, prefix + ret["name"] + b"/"
)
def directory_entry_get_by_path(self, directory, paths):
return self._directory_entry_get_by_path(directory, paths, b"")
def _directory_entry_get_by_path(self, directory, paths, prefix):
if not paths:
return
contents = list(self.directory_ls(directory))
if not contents:
return
def _get_entry(entries, name):
"""Finds the entry with the requested name, prepends the
prefix (to get its full path), and returns it.
If no entry has that name, returns None."""
for entry in entries:
if entry["name"] == name:
entry = entry.copy()
entry["name"] = prefix + entry["name"]
return entry
first_item = _get_entry(contents, paths[0])
if len(paths) == 1:
return first_item
if not first_item or first_item["type"] != "dir":
return
return self._directory_entry_get_by_path(
first_item["target"], paths[1:], prefix + paths[0] + b"/"
)
def directory_ls(self, directory, recursive=False):
yield from self._directory_ls(directory, recursive)
def directory_get_random(self):
return self._cql_runner.directory_get_random().id
def revision_add(self, revisions: Iterable[Revision]) -> Dict:
revisions = list(revisions)
# Filter-out revisions already in the database
missing = self.revision_missing([rev.id for rev in revisions])
revisions = [rev for rev in revisions if rev.id in missing]
self.journal_writer.revision_add(revisions)
for revision in revisions:
revobject = revision_to_db(revision)
if revobject:
# Add parents first
for (rank, parent) in enumerate(revobject["parents"]):
self._cql_runner.revision_parent_add_one(
revobject["id"], rank, parent
)
# Then write the main revision row.
# Writing this after all parents were written ensures that
# read endpoints don't return a partial view while writing
# the parents
self._cql_runner.revision_add_one(revobject)
return {"revision:add": len(revisions)}
def revision_missing(self, revisions):
return self._cql_runner.revision_missing(revisions)
def revision_get(self, revisions):
rows = self._cql_runner.revision_get(revisions)
revs = {}
for row in rows:
# TODO: use a single query to get all parents?
# (it might have lower latency, but requires more code and more
# bandwidth, because revision id would be part of each returned
# row)
parent_rows = self._cql_runner.revision_parent_get(row.id)
# parent_rank is the clustering key, so results are already
# sorted by rank.
parents = tuple(row.parent_id for row in parent_rows)
rev = revision_from_db(row, parents=parents)
revs[rev.id] = rev.to_dict()
for rev_id in revisions:
yield revs.get(rev_id)
def _get_parent_revs(self, rev_ids, seen, limit, short):
if limit and len(seen) >= limit:
return
rev_ids = [id_ for id_ in rev_ids if id_ not in seen]
if not rev_ids:
return
seen |= set(rev_ids)
# We need this query, even if short=True, to return consistent
# results (ie. not return only a subset of a revision's parents
# if it is being written)
if short:
rows = self._cql_runner.revision_get_ids(rev_ids)
else:
rows = self._cql_runner.revision_get(rev_ids)
for row in rows:
# TODO: use a single query to get all parents?
# (it might have less latency, but requires less code and more
# bandwidth (because revision id would be part of each returned
# row)
parent_rows = self._cql_runner.revision_parent_get(row.id)
# parent_rank is the clustering key, so results are already
# sorted by rank.
parents = tuple(row.parent_id for row in parent_rows)
if short:
yield (row.id, parents)
else:
rev = revision_from_db(row, parents=parents)
yield rev.to_dict()
yield from self._get_parent_revs(parents, seen, limit, short)
def revision_log(self, revisions, limit=None):
seen = set()
yield from self._get_parent_revs(revisions, seen, limit, False)
def revision_shortlog(self, revisions, limit=None):
seen = set()
yield from self._get_parent_revs(revisions, seen, limit, True)
def revision_get_random(self):
return self._cql_runner.revision_get_random().id
def release_add(self, releases: Iterable[Release]) -> Dict:
missing = self.release_missing([rel.id for rel in releases])
releases = [rel for rel in releases if rel.id in missing]
self.journal_writer.release_add(releases)
for release in releases:
if release:
self._cql_runner.release_add_one(release_to_db(release))
return {"release:add": len(missing)}
def release_missing(self, releases):
return self._cql_runner.release_missing(releases)
def release_get(self, releases):
rows = self._cql_runner.release_get(releases)
rels = {}
for row in rows:
release = release_from_db(row)
rels[row.id] = release.to_dict()
for rel_id in releases:
yield rels.get(rel_id)
def release_get_random(self):
return self._cql_runner.release_get_random().id
def snapshot_add(self, snapshots: Iterable[Snapshot]) -> Dict:
missing = self._cql_runner.snapshot_missing([snp.id for snp in snapshots])
snapshots = [snp for snp in snapshots if snp.id in missing]
for snapshot in snapshots:
self.journal_writer.snapshot_add([snapshot])
# Add branches
for (branch_name, branch) in snapshot.branches.items():
if branch is None:
target_type = None
target = None
else:
target_type = branch.target_type.value
target = branch.target
self._cql_runner.snapshot_branch_add_one(
{
"snapshot_id": snapshot.id,
"name": branch_name,
"target_type": target_type,
"target": target,
}
)
# Add the snapshot *after* adding all the branches, so someone
# calling snapshot_get_branch in the meantime won't end up
# with half the branches.
self._cql_runner.snapshot_add_one(snapshot.id)
return {"snapshot:add": len(snapshots)}
def snapshot_missing(self, snapshots):
return self._cql_runner.snapshot_missing(snapshots)
def snapshot_get(self, snapshot_id):
return self.snapshot_get_branches(snapshot_id)
def snapshot_get_by_origin_visit(self, origin, visit):
try:
visit = self.origin_visit_get_by(origin, visit)
except IndexError:
return None
return self.snapshot_get(visit["snapshot"])
def snapshot_count_branches(self, snapshot_id):
if self._cql_runner.snapshot_missing([snapshot_id]):
# Makes sure we don't fetch branches for a snapshot that is
# being added.
return None
rows = list(self._cql_runner.snapshot_count_branches(snapshot_id))
assert len(rows) == 1
(nb_none, counts) = rows[0].counts
counts = dict(counts)
if nb_none:
counts[None] = nb_none
return counts
def snapshot_get_branches(
self, snapshot_id, branches_from=b"", branches_count=1000, target_types=None
):
if self._cql_runner.snapshot_missing([snapshot_id]):
# Makes sure we don't fetch branches for a snapshot that is
# being added.
return None
branches = []
while len(branches) < branches_count + 1:
new_branches = list(
self._cql_runner.snapshot_branch_get(
snapshot_id, branches_from, branches_count + 1
)
)
if not new_branches:
break
branches_from = new_branches[-1].name
new_branches_filtered = new_branches
# Filter by target_type
if target_types:
new_branches_filtered = [
branch
for branch in new_branches_filtered
if branch.target is not None and branch.target_type in target_types
]
branches.extend(new_branches_filtered)
if len(new_branches) < branches_count + 1:
break
if len(branches) > branches_count:
last_branch = branches.pop(-1).name
else:
last_branch = None
branches = {
branch.name: {"target": branch.target, "target_type": branch.target_type,}
if branch.target
else None
for branch in branches
}
return {
"id": snapshot_id,
"branches": branches,
"next_branch": last_branch,
}
def snapshot_get_random(self):
return self._cql_runner.snapshot_get_random().id
def object_find_by_sha1_git(self, ids):
results = {id_: [] for id_ in ids}
missing_ids = set(ids)
# Mind the order, revision is the most likely one for a given ID,
# so we check revisions first.
queries = [
("revision", self._cql_runner.revision_missing),
("release", self._cql_runner.release_missing),
("content", self._cql_runner.content_missing_by_sha1_git),
("directory", self._cql_runner.directory_missing),
]
for (object_type, query_fn) in queries:
found_ids = missing_ids - set(query_fn(missing_ids))
for sha1_git in found_ids:
results[sha1_git].append(
{"sha1_git": sha1_git, "type": object_type,}
)
missing_ids.remove(sha1_git)
if not missing_ids:
# We found everything, skipping the next queries.
break
return results
def origin_get(self, origins):
if isinstance(origins, dict):
# Old API
return_single = True
origins = [origins]
else:
return_single = False
if any("id" in origin for origin in origins):
raise StorageArgumentException("Origin ids are not supported.")
results = [self.origin_get_one(origin) for origin in origins]
if return_single:
assert len(results) == 1
return results[0]
else:
return results
def origin_get_one(self, origin: Dict[str, Any]) -> Optional[Dict[str, Any]]:
if "id" in origin:
raise StorageArgumentException("Origin ids are not supported.")
if "url" not in origin:
raise StorageArgumentException("Missing origin url")
rows = self._cql_runner.origin_get_by_url(origin["url"])
rows = list(rows)
if rows:
assert len(rows) == 1
result = rows[0]._asdict()
return {
"url": result["url"],
}
else:
return None
def origin_get_by_sha1(self, sha1s):
results = []
for sha1 in sha1s:
rows = self._cql_runner.origin_get_by_sha1(sha1)
if rows:
results.append({"url": rows.one().url})
else:
results.append(None)
return results
def origin_list(self, page_token: Optional[str] = None, limit: int = 100) -> dict:
# Compute what token to begin the listing from
start_token = TOKEN_BEGIN
if page_token:
start_token = int(page_token)
if not (TOKEN_BEGIN <= start_token <= TOKEN_END):
raise StorageArgumentException("Invalid page_token.")
rows = self._cql_runner.origin_list(start_token, limit)
rows = list(rows)
if len(rows) == limit:
next_page_token: Optional[str] = str(rows[-1].tok + 1)
else:
next_page_token = None
return {
"origins": [{"url": row.url} for row in rows],
"next_page_token": next_page_token,
}
def origin_search(
self, url_pattern, offset=0, limit=50, regexp=False, with_visit=False
):
# TODO: remove this endpoint, swh-search should be used instead.
origins = self._cql_runner.origin_iter_all()
if regexp:
pat = re.compile(url_pattern)
origins = [orig for orig in origins if pat.search(orig.url)]
else:
origins = [orig for orig in origins if url_pattern in orig.url]
if with_visit:
origins = [orig for orig in origins if orig.next_visit_id > 1]
return [{"url": orig.url,} for orig in origins[offset : offset + limit]]
def origin_add(self, origins: Iterable[Origin]) -> Dict[str, int]:
known_origins = [
Origin.from_dict(d)
for d in self.origin_get([origin.to_dict() for origin in origins])
if d is not None
]
to_add = [origin for origin in origins if origin not in known_origins]
self.journal_writer.origin_add(to_add)
for origin in to_add:
self._cql_runner.origin_add_one(origin)
return {"origin:add": len(to_add)}
@deprecated("Use origin_add([origin]) instead")
def origin_add_one(self, origin: Origin) -> str:
known_origin = self.origin_get_one(origin.to_dict())
if known_origin:
origin_url = known_origin["url"]
else:
self.journal_writer.origin_add([origin])
self._cql_runner.origin_add_one(origin)
origin_url = origin.url
return origin_url
def origin_visit_add(self, visits: Iterable[OriginVisit]) -> Iterable[OriginVisit]:
for visit in visits:
origin = self.origin_get({"url": visit.origin})
if not origin: # Cannot add a visit without an origin
raise StorageArgumentException("Unknown origin %s", visit.origin)
all_visits = []
nb_visits = 0
for visit in visits:
nb_visits += 1
if not visit.visit:
visit_id = self._cql_runner.origin_generate_unique_visit_id(
visit.origin
)
visit = attr.evolve(visit, visit=visit_id)
self.journal_writer.origin_visit_add([visit])
self._cql_runner.origin_visit_add_one(visit)
assert visit.visit is not None
all_visits.append(visit)
-
- visit_status_dict = visit.to_dict()
- visit_status_dict.pop("type")
- visit_status = OriginVisitStatus.from_dict(visit_status_dict)
- self._origin_visit_status_add(visit_status)
+ self._origin_visit_status_add(
+ OriginVisitStatus(
+ origin=visit.origin,
+ visit=visit.visit,
+ date=visit.date,
+ status="created",
+ snapshot=None,
+ )
+ )
return all_visits
def _origin_visit_status_add(self, visit_status: OriginVisitStatus) -> None:
"""Add an origin visit status"""
self.journal_writer.origin_visit_status_add([visit_status])
self._cql_runner.origin_visit_status_add_one(visit_status)
def origin_visit_status_add(
self, visit_statuses: Iterable[OriginVisitStatus]
) -> None:
# First round to check existence (fail early if any is ko)
for visit_status in visit_statuses:
origin_url = self.origin_get({"url": visit_status.origin})
if not origin_url:
raise StorageArgumentException(f"Unknown origin {visit_status.origin}")
for visit_status in visit_statuses:
self._origin_visit_status_add(visit_status)
def _origin_visit_merge(
self, visit: Dict[str, Any], visit_status: OriginVisitStatus,
) -> Dict[str, Any]:
"""Merge origin_visit and visit_status together.
"""
return OriginVisit.from_dict(
{
# default to the values in visit
**visit,
# override with the last update
**visit_status.to_dict(),
# visit['origin'] is the URL (via a join), while
# visit_status['origin'] is only an id.
"origin": visit["origin"],
# but keep the date of the creation of the origin visit
"date": visit["date"],
}
).to_dict()
def _origin_visit_apply_last_status(self, visit: Dict[str, Any]) -> Dict[str, Any]:
"""Retrieve the latest visit status information for the origin visit.
Then merge it with the visit and return it.
"""
row = self._cql_runner.origin_visit_status_get_latest(
visit["origin"], visit["visit"]
)
assert row is not None
return self._origin_visit_merge(visit, row_to_visit_status(row))
def _origin_visit_get_updated(self, origin: str, visit_id: int) -> Dict[str, Any]:
"""Retrieve origin visit and latest origin visit status and merge them
into an origin visit.
"""
row_visit = self._cql_runner.origin_visit_get_one(origin, visit_id)
assert row_visit is not None
visit = self._format_origin_visit_row(row_visit)
return self._origin_visit_apply_last_status(visit)
@staticmethod
def _format_origin_visit_row(visit):
return {
**visit._asdict(),
"origin": visit.origin,
"date": visit.date.replace(tzinfo=datetime.timezone.utc),
- "metadata": (json.loads(visit.metadata) if visit.metadata else None),
}
def origin_visit_get(
self, origin: str, last_visit: Optional[int] = None, limit: Optional[int] = None
) -> Iterable[Dict[str, Any]]:
rows = self._cql_runner.origin_visit_get(origin, last_visit, limit)
for row in rows:
visit = self._format_origin_visit_row(row)
yield self._origin_visit_apply_last_status(visit)
def origin_visit_find_by_date(
self, origin: str, visit_date: datetime.datetime
) -> Optional[Dict[str, Any]]:
# Iterator over all the visits of the origin
# This should be ok for now, as there aren't too many visits
# per origin.
rows = list(self._cql_runner.origin_visit_get_all(origin))
def key(visit):
dt = visit.date.replace(tzinfo=datetime.timezone.utc) - visit_date
return (abs(dt), -visit.visit)
if rows:
row = min(rows, key=key)
visit = self._format_origin_visit_row(row)
return self._origin_visit_apply_last_status(visit)
return None
def origin_visit_get_by(self, origin: str, visit: int) -> Optional[Dict[str, Any]]:
row = self._cql_runner.origin_visit_get_one(origin, visit)
if row:
visit_ = self._format_origin_visit_row(row)
return self._origin_visit_apply_last_status(visit_)
return None
def origin_visit_get_latest(
self,
origin: str,
type: Optional[str] = None,
allowed_statuses: Optional[List[str]] = None,
require_snapshot: bool = False,
) -> Optional[Dict[str, Any]]:
# TODO: Do not fetch all visits
rows = self._cql_runner.origin_visit_get_all(origin)
latest_visit = None
for row in rows:
visit = self._format_origin_visit_row(row)
updated_visit = self._origin_visit_apply_last_status(visit)
if type is not None and updated_visit["type"] != type:
continue
if allowed_statuses and updated_visit["status"] not in allowed_statuses:
continue
if require_snapshot and updated_visit["snapshot"] is None:
continue
# updated_visit is a candidate
if latest_visit is not None:
if updated_visit["date"] < latest_visit["date"]:
continue
if updated_visit["visit"] < latest_visit["visit"]:
continue
latest_visit = updated_visit
return latest_visit
def origin_visit_status_get_latest(
self,
origin_url: str,
visit: int,
allowed_statuses: Optional[List[str]] = None,
require_snapshot: bool = False,
) -> Optional[OriginVisitStatus]:
rows = self._cql_runner.origin_visit_status_get(
origin_url, visit, allowed_statuses, require_snapshot
)
# filtering is done python side as we cannot do it server side
if allowed_statuses:
rows = [row for row in rows if row.status in allowed_statuses]
if require_snapshot:
rows = [row for row in rows if row.snapshot is not None]
if not rows:
return None
return row_to_visit_status(rows[0])
def origin_visit_get_random(self, type: str) -> Optional[Dict[str, Any]]:
back_in_the_day = now() - datetime.timedelta(weeks=12) # 3 months back
# Random position to start iteration at
start_token = random.randint(TOKEN_BEGIN, TOKEN_END)
# Iterator over all visits, ordered by token(origins) then visit_id
rows = self._cql_runner.origin_visit_iter(start_token)
for row in rows:
visit = self._format_origin_visit_row(row)
visit_status = self._origin_visit_apply_last_status(visit)
if (
visit_status["date"] > back_in_the_day
and visit_status["status"] == "full"
):
return visit_status
else:
return None
def stat_counters(self):
rows = self._cql_runner.stat_counters()
keys = (
"content",
"directory",
"origin",
"origin_visit",
"release",
"revision",
"skipped_content",
"snapshot",
)
stats = {key: 0 for key in keys}
stats.update({row.object_type: row.count for row in rows})
return stats
def refresh_stat_counters(self):
pass
def origin_metadata_add(
self,
origin_url: str,
discovery_date: datetime.datetime,
authority: Dict[str, Any],
fetcher: Dict[str, Any],
format: str,
metadata: bytes,
) -> None:
if not isinstance(origin_url, str):
raise StorageArgumentException(
"origin_id must be str, not %r" % (origin_url,)
)
if not self._cql_runner.metadata_authority_get(**authority):
raise StorageArgumentException(f"Unknown authority {authority}")
if not self._cql_runner.metadata_fetcher_get(**fetcher):
raise StorageArgumentException(f"Unknown fetcher {fetcher}")
try:
self._cql_runner.origin_metadata_add(
origin_url,
authority["type"],
authority["url"],
discovery_date,
fetcher["name"],
fetcher["version"],
format,
metadata,
)
except TypeError as e:
raise StorageArgumentException(*e.args)
def origin_metadata_get(
self,
origin_url: str,
authority: Dict[str, str],
after: Optional[datetime.datetime] = None,
page_token: Optional[bytes] = None,
limit: int = 1000,
) -> Dict[str, Any]:
if not isinstance(origin_url, str):
raise TypeError("origin_url must be str, not %r" % (origin_url,))
if page_token is not None:
(after_date, after_fetcher_name, after_fetcher_url) = msgpack_loads(
page_token
)
if after and after_date < after:
raise StorageArgumentException(
"page_token is inconsistent with the value of 'after'."
)
entries = self._cql_runner.origin_metadata_get_after_date_and_fetcher(
origin_url,
authority["type"],
authority["url"],
after_date,
after_fetcher_name,
after_fetcher_url,
)
elif after is not None:
entries = self._cql_runner.origin_metadata_get_after_date(
origin_url, authority["type"], authority["url"], after
)
else:
entries = self._cql_runner.origin_metadata_get(
origin_url, authority["type"], authority["url"]
)
if limit:
entries = itertools.islice(entries, 0, limit + 1)
results = []
for entry in entries:
discovery_date = entry.discovery_date.replace(tzinfo=datetime.timezone.utc)
results.append(
{
"origin_url": entry.origin,
"authority": {
"type": entry.authority_type,
"url": entry.authority_url,
},
"fetcher": {
"name": entry.fetcher_name,
"version": entry.fetcher_version,
},
"discovery_date": discovery_date,
"format": entry.format,
"metadata": entry.metadata,
}
)
if len(results) > limit:
results.pop()
assert len(results) == limit
last_result = results[-1]
next_page_token: Optional[bytes] = msgpack_dumps(
(
last_result["discovery_date"],
last_result["fetcher"]["name"],
last_result["fetcher"]["version"],
)
)
else:
next_page_token = None
return {
"next_page_token": next_page_token,
"results": results,
}
def metadata_fetcher_add(
self, name: str, version: str, metadata: Dict[str, Any]
) -> None:
self._cql_runner.metadata_fetcher_add(name, version, json.dumps(metadata))
def metadata_fetcher_get(self, name: str, version: str) -> Optional[Dict[str, Any]]:
fetcher = self._cql_runner.metadata_fetcher_get(name, version)
if fetcher:
return {
"name": fetcher.name,
"version": fetcher.version,
"metadata": json.loads(fetcher.metadata),
}
else:
return None
def metadata_authority_add(
self, type: str, url: str, metadata: Dict[str, Any]
) -> None:
self._cql_runner.metadata_authority_add(url, type, json.dumps(metadata))
def metadata_authority_get(self, type: str, url: str) -> Optional[Dict[str, Any]]:
authority = self._cql_runner.metadata_authority_get(type, url)
if authority:
return {
"type": authority.type,
"url": authority.url,
"metadata": json.loads(authority.metadata),
}
else:
return None
def clear_buffers(self, object_types: Optional[Iterable[str]] = None) -> None:
"""Do nothing
"""
return None
def flush(self, object_types: Optional[Iterable[str]] = None) -> Dict:
return {}
diff --git a/swh/storage/db.py b/swh/storage/db.py
index 26ea20a1..955ef3e3 100644
--- a/swh/storage/db.py
+++ b/swh/storage/db.py
@@ -1,1259 +1,1256 @@
# Copyright (C) 2015-2020 The Software Heritage developers
# See the AUTHORS file at the top-level directory of this distribution
# License: GNU General Public License version 3, or any later version
# See top-level LICENSE file for more information
import datetime
import random
import select
from typing import Any, Dict, Iterable, List, Optional, Tuple
from swh.core.db import BaseDb
from swh.core.db.db_utils import stored_procedure, jsonize
from swh.core.db.db_utils import execute_values_generator
from swh.model.model import OriginVisit, OriginVisitStatus, SHA1_SIZE
class Db(BaseDb):
"""Proxy to the SWH DB, with wrappers around stored procedures
"""
def mktemp_dir_entry(self, entry_type, cur=None):
self._cursor(cur).execute(
"SELECT swh_mktemp_dir_entry(%s)", (("directory_entry_%s" % entry_type),)
)
@stored_procedure("swh_mktemp_revision")
def mktemp_revision(self, cur=None):
pass
@stored_procedure("swh_mktemp_release")
def mktemp_release(self, cur=None):
pass
@stored_procedure("swh_mktemp_snapshot_branch")
def mktemp_snapshot_branch(self, cur=None):
pass
def register_listener(self, notify_queue, cur=None):
"""Register a listener for NOTIFY queue `notify_queue`"""
self._cursor(cur).execute("LISTEN %s" % notify_queue)
def listen_notifies(self, timeout):
"""Listen to notifications for `timeout` seconds"""
if select.select([self.conn], [], [], timeout) == ([], [], []):
return
else:
self.conn.poll()
while self.conn.notifies:
yield self.conn.notifies.pop(0)
@stored_procedure("swh_content_add")
def content_add_from_temp(self, cur=None):
pass
@stored_procedure("swh_directory_add")
def directory_add_from_temp(self, cur=None):
pass
@stored_procedure("swh_skipped_content_add")
def skipped_content_add_from_temp(self, cur=None):
pass
@stored_procedure("swh_revision_add")
def revision_add_from_temp(self, cur=None):
pass
@stored_procedure("swh_release_add")
def release_add_from_temp(self, cur=None):
pass
def content_update_from_temp(self, keys_to_update, cur=None):
cur = self._cursor(cur)
cur.execute(
"""select swh_content_update(ARRAY[%s] :: text[])""" % keys_to_update
)
content_get_metadata_keys = [
"sha1",
"sha1_git",
"sha256",
"blake2s256",
"length",
"status",
]
content_add_keys = content_get_metadata_keys + ["ctime"]
skipped_content_keys = [
"sha1",
"sha1_git",
"sha256",
"blake2s256",
"length",
"reason",
"status",
"origin",
]
def content_get_metadata_from_sha1s(self, sha1s, cur=None):
cur = self._cursor(cur)
yield from execute_values_generator(
cur,
"""
select t.sha1, %s from (values %%s) as t (sha1)
inner join content using (sha1)
"""
% ", ".join(self.content_get_metadata_keys[1:]),
((sha1,) for sha1 in sha1s),
)
def content_get_range(self, start, end, limit=None, cur=None):
"""Retrieve contents within range [start, end].
"""
cur = self._cursor(cur)
query = """select %s from content
where %%s <= sha1 and sha1 <= %%s
order by sha1
limit %%s""" % ", ".join(
self.content_get_metadata_keys
)
cur.execute(query, (start, end, limit))
yield from cur
content_hash_keys = ["sha1", "sha1_git", "sha256", "blake2s256"]
def content_missing_from_list(self, contents, cur=None):
cur = self._cursor(cur)
keys = ", ".join(self.content_hash_keys)
equality = " AND ".join(
("t.%s = c.%s" % (key, key)) for key in self.content_hash_keys
)
yield from execute_values_generator(
cur,
"""
SELECT %s
FROM (VALUES %%s) as t(%s)
WHERE NOT EXISTS (
SELECT 1 FROM content c
WHERE %s
)
"""
% (keys, keys, equality),
(tuple(c[key] for key in self.content_hash_keys) for c in contents),
)
def content_missing_per_sha1(self, sha1s, cur=None):
cur = self._cursor(cur)
yield from execute_values_generator(
cur,
"""
SELECT t.sha1 FROM (VALUES %s) AS t(sha1)
WHERE NOT EXISTS (
SELECT 1 FROM content c WHERE c.sha1 = t.sha1
)""",
((sha1,) for sha1 in sha1s),
)
def content_missing_per_sha1_git(self, contents, cur=None):
cur = self._cursor(cur)
yield from execute_values_generator(
cur,
"""
SELECT t.sha1_git FROM (VALUES %s) AS t(sha1_git)
WHERE NOT EXISTS (
SELECT 1 FROM content c WHERE c.sha1_git = t.sha1_git
)""",
((sha1,) for sha1 in contents),
)
def skipped_content_missing(self, contents, cur=None):
if not contents:
return []
cur = self._cursor(cur)
query = """SELECT * FROM (VALUES %s) AS t (%s)
WHERE not exists
(SELECT 1 FROM skipped_content s WHERE
s.sha1 is not distinct from t.sha1::sha1 and
s.sha1_git is not distinct from t.sha1_git::sha1 and
s.sha256 is not distinct from t.sha256::bytea);""" % (
(", ".join("%s" for _ in contents)),
", ".join(self.content_hash_keys),
)
cur.execute(
query,
[tuple(cont[key] for key in self.content_hash_keys) for cont in contents],
)
yield from cur
def snapshot_exists(self, snapshot_id, cur=None):
"""Check whether a snapshot with the given id exists"""
cur = self._cursor(cur)
cur.execute("""SELECT 1 FROM snapshot where id=%s""", (snapshot_id,))
return bool(cur.fetchone())
def snapshot_missing_from_list(self, snapshots, cur=None):
cur = self._cursor(cur)
yield from execute_values_generator(
cur,
"""
SELECT id FROM (VALUES %s) as t(id)
WHERE NOT EXISTS (
SELECT 1 FROM snapshot d WHERE d.id = t.id
)
""",
((id,) for id in snapshots),
)
def snapshot_add(self, snapshot_id, cur=None):
"""Add a snapshot from the temporary table"""
cur = self._cursor(cur)
cur.execute("""SELECT swh_snapshot_add(%s)""", (snapshot_id,))
snapshot_count_cols = ["target_type", "count"]
def snapshot_count_branches(self, snapshot_id, cur=None):
cur = self._cursor(cur)
query = """\
SELECT %s FROM swh_snapshot_count_branches(%%s)
""" % ", ".join(
self.snapshot_count_cols
)
cur.execute(query, (snapshot_id,))
yield from cur
snapshot_get_cols = ["snapshot_id", "name", "target", "target_type"]
def snapshot_get_by_id(
self,
snapshot_id,
branches_from=b"",
branches_count=None,
target_types=None,
cur=None,
):
cur = self._cursor(cur)
query = """\
SELECT %s
FROM swh_snapshot_get_by_id(%%s, %%s, %%s, %%s :: snapshot_target[])
""" % ", ".join(
self.snapshot_get_cols
)
cur.execute(query, (snapshot_id, branches_from, branches_count, target_types))
yield from cur
def snapshot_get_by_origin_visit(self, origin_url, visit_id, cur=None):
cur = self._cursor(cur)
query = """\
SELECT ovs.snapshot
FROM origin_visit ov
INNER JOIN origin o ON o.id = ov.origin
INNER JOIN origin_visit_status ovs
ON ov.origin = ovs.origin AND ov.visit = ovs.visit
WHERE o.url=%s AND ov.visit=%s
ORDER BY ovs.date DESC LIMIT 1
"""
cur.execute(query, (origin_url, visit_id))
ret = cur.fetchone()
if ret:
return ret[0]
def snapshot_get_random(self, cur=None):
return self._get_random_row_from_table("snapshot", ["id"], "id", cur)
content_find_cols = [
"sha1",
"sha1_git",
"sha256",
"blake2s256",
"length",
"ctime",
"status",
]
def content_find(
self, sha1=None, sha1_git=None, sha256=None, blake2s256=None, cur=None
):
"""Find the content optionally on a combination of the following
checksums sha1, sha1_git, sha256 or blake2s256.
Args:
sha1: sha1 content
git_sha1: the sha1 computed `a la git` sha1 of the content
sha256: sha256 content
blake2s256: blake2s256 content
Returns:
The tuple (sha1, sha1_git, sha256, blake2s256) if found or None.
"""
cur = self._cursor(cur)
checksum_dict = {
"sha1": sha1,
"sha1_git": sha1_git,
"sha256": sha256,
"blake2s256": blake2s256,
}
where_parts = []
args = []
# Adds only those keys which have value other than None
for algorithm in checksum_dict:
if checksum_dict[algorithm] is not None:
args.append(checksum_dict[algorithm])
where_parts.append(algorithm + "= %s")
query = " AND ".join(where_parts)
cur.execute(
"""SELECT %s
FROM content WHERE %s
"""
% (",".join(self.content_find_cols), query),
args,
)
content = cur.fetchall()
return content
def content_get_random(self, cur=None):
return self._get_random_row_from_table("content", ["sha1_git"], "sha1_git", cur)
def directory_missing_from_list(self, directories, cur=None):
cur = self._cursor(cur)
yield from execute_values_generator(
cur,
"""
SELECT id FROM (VALUES %s) as t(id)
WHERE NOT EXISTS (
SELECT 1 FROM directory d WHERE d.id = t.id
)
""",
((id,) for id in directories),
)
directory_ls_cols = [
"dir_id",
"type",
"target",
"name",
"perms",
"status",
"sha1",
"sha1_git",
"sha256",
"length",
]
def directory_walk_one(self, directory, cur=None):
cur = self._cursor(cur)
cols = ", ".join(self.directory_ls_cols)
query = "SELECT %s FROM swh_directory_walk_one(%%s)" % cols
cur.execute(query, (directory,))
yield from cur
def directory_walk(self, directory, cur=None):
cur = self._cursor(cur)
cols = ", ".join(self.directory_ls_cols)
query = "SELECT %s FROM swh_directory_walk(%%s)" % cols
cur.execute(query, (directory,))
yield from cur
def directory_entry_get_by_path(self, directory, paths, cur=None):
"""Retrieve a directory entry by path.
"""
cur = self._cursor(cur)
cols = ", ".join(self.directory_ls_cols)
query = "SELECT %s FROM swh_find_directory_entry_by_path(%%s, %%s)" % cols
cur.execute(query, (directory, paths))
data = cur.fetchone()
if set(data) == {None}:
return None
return data
def directory_get_random(self, cur=None):
return self._get_random_row_from_table("directory", ["id"], "id", cur)
def revision_missing_from_list(self, revisions, cur=None):
cur = self._cursor(cur)
yield from execute_values_generator(
cur,
"""
SELECT id FROM (VALUES %s) as t(id)
WHERE NOT EXISTS (
SELECT 1 FROM revision r WHERE r.id = t.id
)
""",
((id,) for id in revisions),
)
revision_add_cols = [
"id",
"date",
"date_offset",
"date_neg_utc_offset",
"committer_date",
"committer_date_offset",
"committer_date_neg_utc_offset",
"type",
"directory",
"message",
"author_fullname",
"author_name",
"author_email",
"committer_fullname",
"committer_name",
"committer_email",
"metadata",
"synthetic",
]
revision_get_cols = revision_add_cols + ["parents"]
def origin_visit_add(self, origin, ts, type, cur=None):
- """Add a new origin_visit for origin origin at timestamp ts with
- status 'ongoing'.
+ """Add a new origin_visit for origin origin at timestamp ts.
Args:
origin: origin concerned by the visit
ts: the date of the visit
type: type of loader for the visit
Returns:
The new visit index step for that origin
"""
cur = self._cursor(cur)
self._cursor(cur).execute(
"SELECT swh_origin_visit_add(%s, %s, %s)", (origin, ts, type)
)
return cur.fetchone()[0]
origin_visit_status_cols = [
"origin",
"visit",
"date",
"status",
"snapshot",
"metadata",
]
def origin_visit_status_add(
self, visit_status: OriginVisitStatus, cur=None
) -> None:
"""Add new origin visit status
"""
assert self.origin_visit_status_cols[0] == "origin"
assert self.origin_visit_status_cols[-1] == "metadata"
cols = self.origin_visit_status_cols[1:-1]
cur = self._cursor(cur)
cur.execute(
f"WITH origin_id as (select id from origin where url=%s) "
f"INSERT INTO origin_visit_status "
f"(origin, {', '.join(cols)}, metadata) "
f"VALUES ((select id from origin_id), "
f"{', '.join(['%s']*len(cols))}, %s) "
f"ON CONFLICT (origin, visit, date) do nothing",
[visit_status.origin]
+ [getattr(visit_status, key) for key in cols]
+ [jsonize(visit_status.metadata)],
)
+ origin_visit_upsert_cols = [
+ "origin",
+ "visit",
+ "date",
+ "type",
+ ]
+
def origin_visit_upsert(self, origin_visit: OriginVisit, cur=None) -> None:
# doing an extra query like this is way simpler than trying to join
# the origin id in the query below
ov = origin_visit
origin_id = next(self.origin_id_get_by_url([ov.origin]))
cur = self._cursor(cur)
query = """INSERT INTO origin_visit ({cols}) VALUES ({values})
ON CONFLICT ON CONSTRAINT origin_visit_pkey DO
UPDATE SET {updates}""".format(
- cols=", ".join(self.origin_visit_get_cols),
- values=", ".join("%s" for col in self.origin_visit_get_cols),
+ cols=", ".join(self.origin_visit_upsert_cols),
+ values=", ".join("%s" for col in self.origin_visit_upsert_cols),
updates=", ".join(
- "{0}=excluded.{0}".format(col) for col in self.origin_visit_get_cols
+ "{0}=excluded.{0}".format(col) for col in self.origin_visit_upsert_cols
),
)
cur.execute(
- query,
- (
- origin_id,
- ov.visit,
- ov.date,
- ov.type,
- ov.status,
- ov.metadata,
- ov.snapshot,
- ),
+ query, (origin_id, ov.visit, ov.date, ov.type),
)
origin_visit_get_cols = [
"origin",
"visit",
"date",
"type",
"status",
"metadata",
"snapshot",
]
origin_visit_select_cols = [
"o.url AS origin",
"ov.visit",
"ov.date",
"ov.type AS type",
"ovs.status",
"ovs.metadata",
"ovs.snapshot",
]
origin_visit_status_select_cols = [
"o.url AS origin",
"ovs.visit",
"ovs.date",
"ovs.status",
"ovs.snapshot",
"ovs.metadata",
]
def _make_origin_visit_status(
self, row: Optional[Tuple[Any]]
) -> Optional[Dict[str, Any]]:
"""Make an origin_visit_status dict out of a row
"""
if not row:
return None
return dict(zip(self.origin_visit_status_cols, row))
def origin_visit_status_get_latest(
self,
origin_url: str,
visit: int,
allowed_statuses: Optional[List[str]] = None,
require_snapshot: bool = False,
cur=None,
) -> Optional[Dict[str, Any]]:
"""Given an origin visit id, return its latest origin_visit_status
"""
cur = self._cursor(cur)
query_parts = [
"SELECT %s" % ", ".join(self.origin_visit_status_select_cols),
"FROM origin_visit_status ovs ",
"INNER JOIN origin o ON o.id = ovs.origin",
]
query_parts.append("WHERE o.url = %s")
query_params: List[Any] = [origin_url]
query_parts.append("AND ovs.visit = %s")
query_params.append(visit)
if require_snapshot:
query_parts.append("AND ovs.snapshot is not null")
if allowed_statuses:
query_parts.append("AND ovs.status IN %s")
query_params.append(tuple(allowed_statuses))
query_parts.append("ORDER BY ovs.date DESC LIMIT 1")
query = "\n".join(query_parts)
cur.execute(query, tuple(query_params))
row = cur.fetchone()
return self._make_origin_visit_status(row)
def origin_visit_get_all(self, origin_id, last_visit=None, limit=None, cur=None):
"""Retrieve all visits for origin with id origin_id.
Args:
origin_id: The occurrence's origin
Yields:
The visits for that origin
"""
cur = self._cursor(cur)
if last_visit:
extra_condition = "and ov.visit > %s"
args = (origin_id, last_visit, limit)
else:
extra_condition = ""
args = (origin_id, limit)
query = """\
SELECT DISTINCT ON (ov.visit) %s
FROM origin_visit ov
INNER JOIN origin o ON o.id = ov.origin
INNER JOIN origin_visit_status ovs
ON ov.origin = ovs.origin AND ov.visit = ovs.visit
WHERE o.url=%%s %s
ORDER BY ov.visit ASC, ovs.date DESC
LIMIT %%s""" % (
", ".join(self.origin_visit_select_cols),
extra_condition,
)
cur.execute(query, args)
yield from cur
def origin_visit_get(self, origin_id, visit_id, cur=None):
"""Retrieve information on visit visit_id of origin origin_id.
Args:
origin_id: the origin concerned
visit_id: The visit step for that origin
Returns:
The origin_visit information
"""
cur = self._cursor(cur)
query = """\
SELECT %s
FROM origin_visit ov
INNER JOIN origin o ON o.id = ov.origin
INNER JOIN origin_visit_status ovs
ON ov.origin = ovs.origin AND ov.visit = ovs.visit
WHERE o.url = %%s AND ov.visit = %%s
ORDER BY ovs.date DESC
LIMIT 1
""" % (
", ".join(self.origin_visit_select_cols)
)
cur.execute(query, (origin_id, visit_id))
r = cur.fetchall()
if not r:
return None
return r[0]
def origin_visit_find_by_date(self, origin, visit_date, cur=None):
cur = self._cursor(cur)
cur.execute(
"SELECT * FROM swh_visit_find_by_date(%s, %s)", (origin, visit_date)
)
rows = cur.fetchall()
if rows:
visit = dict(zip(self.origin_visit_get_cols, rows[0]))
visit["origin"] = origin
return visit
def origin_visit_exists(self, origin_id, visit_id, cur=None):
"""Check whether an origin visit with the given ids exists"""
cur = self._cursor(cur)
query = "SELECT 1 FROM origin_visit where origin = %s AND visit = %s"
cur.execute(query, (origin_id, visit_id))
return bool(cur.fetchone())
def origin_visit_get_latest(
self,
origin_id: str,
type: Optional[str],
allowed_statuses: Optional[Iterable[str]],
require_snapshot: bool,
cur=None,
):
"""Retrieve the most recent origin_visit of the given origin,
with optional filters.
Args:
origin_id: the origin concerned
type: Optional visit type to filter on
allowed_statuses: the visit statuses allowed for the returned visit
require_snapshot (bool): If True, only a visit with a known
snapshot will be returned.
Returns:
The origin_visit information, or None if no visit matches.
"""
cur = self._cursor(cur)
query_parts = [
"SELECT %s" % ", ".join(self.origin_visit_select_cols),
"FROM origin_visit ov ",
"INNER JOIN origin o ON o.id = ov.origin",
"INNER JOIN origin_visit_status ovs ",
"ON o.id = ovs.origin AND ov.visit = ovs.visit ",
]
query_parts.append("WHERE o.url = %s")
query_params: List[Any] = [origin_id]
if type is not None:
query_parts.append("AND ov.type = %s")
query_params.append(type)
if require_snapshot:
query_parts.append("AND ovs.snapshot is not null")
if allowed_statuses:
query_parts.append("AND ovs.status IN %s")
query_params.append(tuple(allowed_statuses))
query_parts.append(
"ORDER BY ov.date DESC, ov.visit DESC, ovs.date DESC LIMIT 1"
)
query = "\n".join(query_parts)
cur.execute(query, tuple(query_params))
r = cur.fetchone()
if not r:
return None
return r
def origin_visit_get_random(self, type, cur=None):
"""Randomly select one origin visit that was full and in the last 3
months
"""
cur = self._cursor(cur)
columns = ",".join(self.origin_visit_select_cols)
query = f"""select {columns}
from origin_visit ov
inner join origin o on ov.origin=o.id
inner join origin_visit_status ovs
on ov.origin = ovs.origin and ov.visit = ovs.visit
where ovs.status='full'
and ov.type=%s
and ov.date > now() - '3 months'::interval
and random() < 0.1
limit 1
"""
cur.execute(query, (type,))
return cur.fetchone()
@staticmethod
def mangle_query_key(key, main_table):
if key == "id":
return "t.id"
if key == "parents":
return """
ARRAY(
SELECT rh.parent_id::bytea
FROM revision_history rh
WHERE rh.id = t.id
ORDER BY rh.parent_rank
)"""
if "_" not in key:
return "%s.%s" % (main_table, key)
head, tail = key.split("_", 1)
if head in ("author", "committer") and tail in (
"name",
"email",
"id",
"fullname",
):
return "%s.%s" % (head, tail)
return "%s.%s" % (main_table, key)
def revision_get_from_list(self, revisions, cur=None):
cur = self._cursor(cur)
query_keys = ", ".join(
self.mangle_query_key(k, "revision") for k in self.revision_get_cols
)
yield from execute_values_generator(
cur,
"""
SELECT %s FROM (VALUES %%s) as t(sortkey, id)
LEFT JOIN revision ON t.id = revision.id
LEFT JOIN person author ON revision.author = author.id
LEFT JOIN person committer ON revision.committer = committer.id
ORDER BY sortkey
"""
% query_keys,
((sortkey, id) for sortkey, id in enumerate(revisions)),
)
def revision_log(self, root_revisions, limit=None, cur=None):
cur = self._cursor(cur)
query = """SELECT %s
FROM swh_revision_log(%%s, %%s)
""" % ", ".join(
self.revision_get_cols
)
cur.execute(query, (root_revisions, limit))
yield from cur
revision_shortlog_cols = ["id", "parents"]
def revision_shortlog(self, root_revisions, limit=None, cur=None):
cur = self._cursor(cur)
query = """SELECT %s
FROM swh_revision_list(%%s, %%s)
""" % ", ".join(
self.revision_shortlog_cols
)
cur.execute(query, (root_revisions, limit))
yield from cur
def revision_get_random(self, cur=None):
return self._get_random_row_from_table("revision", ["id"], "id", cur)
def release_missing_from_list(self, releases, cur=None):
cur = self._cursor(cur)
yield from execute_values_generator(
cur,
"""
SELECT id FROM (VALUES %s) as t(id)
WHERE NOT EXISTS (
SELECT 1 FROM release r WHERE r.id = t.id
)
""",
((id,) for id in releases),
)
object_find_by_sha1_git_cols = ["sha1_git", "type"]
def object_find_by_sha1_git(self, ids, cur=None):
cur = self._cursor(cur)
yield from execute_values_generator(
cur,
"""
WITH t (sha1_git) AS (VALUES %s),
known_objects as ((
select
id as sha1_git,
'release'::object_type as type,
object_id
from release r
where exists (select 1 from t where t.sha1_git = r.id)
) union all (
select
id as sha1_git,
'revision'::object_type as type,
object_id
from revision r
where exists (select 1 from t where t.sha1_git = r.id)
) union all (
select
id as sha1_git,
'directory'::object_type as type,
object_id
from directory d
where exists (select 1 from t where t.sha1_git = d.id)
) union all (
select
sha1_git as sha1_git,
'content'::object_type as type,
object_id
from content c
where exists (select 1 from t where t.sha1_git = c.sha1_git)
))
select t.sha1_git as sha1_git, k.type
from t
left join known_objects k on t.sha1_git = k.sha1_git
""",
((id,) for id in ids),
)
def stat_counters(self, cur=None):
cur = self._cursor(cur)
cur.execute("SELECT * FROM swh_stat_counters()")
yield from cur
def origin_add(self, url, cur=None):
"""Insert a new origin and return the new identifier."""
insert = """INSERT INTO origin (url) values (%s)
RETURNING url"""
cur.execute(insert, (url,))
return cur.fetchone()[0]
origin_cols = ["url"]
def origin_get_by_url(self, origins, cur=None):
"""Retrieve origin `(type, url)` from urls if found."""
cur = self._cursor(cur)
query = """SELECT %s FROM (VALUES %%s) as t(url)
LEFT JOIN origin ON t.url = origin.url
""" % ",".join(
"origin." + col for col in self.origin_cols
)
yield from execute_values_generator(cur, query, ((url,) for url in origins))
def origin_get_by_sha1(self, sha1s, cur=None):
"""Retrieve origin urls from sha1s if found."""
cur = self._cursor(cur)
query = """SELECT %s FROM (VALUES %%s) as t(sha1)
LEFT JOIN origin ON t.sha1 = digest(origin.url, 'sha1')
""" % ",".join(
"origin." + col for col in self.origin_cols
)
yield from execute_values_generator(cur, query, ((sha1,) for sha1 in sha1s))
def origin_id_get_by_url(self, origins, cur=None):
"""Retrieve origin `(type, url)` from urls if found."""
cur = self._cursor(cur)
query = """SELECT id FROM (VALUES %s) as t(url)
LEFT JOIN origin ON t.url = origin.url
"""
for row in execute_values_generator(cur, query, ((url,) for url in origins)):
yield row[0]
origin_get_range_cols = ["id", "url"]
def origin_get_range(self, origin_from=1, origin_count=100, cur=None):
"""Retrieve ``origin_count`` origins whose ids are greater
or equal than ``origin_from``.
Origins are sorted by id before retrieving them.
Args:
origin_from (int): the minimum id of origins to retrieve
origin_count (int): the maximum number of origins to retrieve
"""
cur = self._cursor(cur)
query = """SELECT %s
FROM origin WHERE id >= %%s
ORDER BY id LIMIT %%s
""" % ",".join(
self.origin_get_range_cols
)
cur.execute(query, (origin_from, origin_count))
yield from cur
def _origin_query(
self,
url_pattern,
count=False,
offset=0,
limit=50,
regexp=False,
with_visit=False,
cur=None,
):
"""
Method factorizing query creation for searching and counting origins.
"""
cur = self._cursor(cur)
if count:
origin_cols = "COUNT(*)"
else:
origin_cols = ",".join(self.origin_cols)
query = """SELECT %s
FROM origin o
WHERE """
if with_visit:
query += """
EXISTS (
SELECT 1
FROM origin_visit ov
INNER JOIN origin_visit_status ovs
ON ov.origin = ovs.origin AND ov.visit = ovs.visit
INNER JOIN snapshot ON ovs.snapshot=snapshot.id
WHERE ov.origin=o.id
)
AND """
query += "url %s %%s "
if not count:
query += "ORDER BY id OFFSET %%s LIMIT %%s"
if not regexp:
query = query % (origin_cols, "ILIKE")
query_params = ("%" + url_pattern + "%", offset, limit)
else:
query = query % (origin_cols, "~*")
query_params = (url_pattern, offset, limit)
if count:
query_params = (query_params[0],)
cur.execute(query, query_params)
def origin_search(
self, url_pattern, offset=0, limit=50, regexp=False, with_visit=False, cur=None
):
"""Search for origins whose urls contain a provided string pattern
or match a provided regular expression.
The search is performed in a case insensitive way.
Args:
url_pattern (str): the string pattern to search for in origin urls
offset (int): number of found origins to skip before returning
results
limit (int): the maximum number of found origins to return
regexp (bool): if True, consider the provided pattern as a regular
expression and returns origins whose urls match it
with_visit (bool): if True, filter out origins with no visit
"""
self._origin_query(
url_pattern,
offset=offset,
limit=limit,
regexp=regexp,
with_visit=with_visit,
cur=cur,
)
yield from cur
def origin_count(self, url_pattern, regexp=False, with_visit=False, cur=None):
"""Count origins whose urls contain a provided string pattern
or match a provided regular expression.
The pattern search in origin urls is performed in a case insensitive
way.
Args:
url_pattern (str): the string pattern to search for in origin urls
regexp (bool): if True, consider the provided pattern as a regular
expression and returns origins whose urls match it
with_visit (bool): if True, filter out origins with no visit
"""
self._origin_query(
url_pattern, count=True, regexp=regexp, with_visit=with_visit, cur=cur
)
return cur.fetchone()[0]
release_add_cols = [
"id",
"target",
"target_type",
"date",
"date_offset",
"date_neg_utc_offset",
"name",
"comment",
"synthetic",
"author_fullname",
"author_name",
"author_email",
]
release_get_cols = release_add_cols
def release_get_from_list(self, releases, cur=None):
cur = self._cursor(cur)
query_keys = ", ".join(
self.mangle_query_key(k, "release") for k in self.release_get_cols
)
yield from execute_values_generator(
cur,
"""
SELECT %s FROM (VALUES %%s) as t(sortkey, id)
LEFT JOIN release ON t.id = release.id
LEFT JOIN person author ON release.author = author.id
ORDER BY sortkey
"""
% query_keys,
((sortkey, id) for sortkey, id in enumerate(releases)),
)
def release_get_random(self, cur=None):
return self._get_random_row_from_table("release", ["id"], "id", cur)
origin_metadata_get_cols = [
"origin.url",
"discovery_date",
"metadata_authority.type",
"metadata_authority.url",
"metadata_fetcher.id",
"metadata_fetcher.name",
"metadata_fetcher.version",
"format",
"metadata",
]
def origin_metadata_add(
self,
origin: str,
discovery_date: datetime.datetime,
authority: int,
fetcher: int,
format: str,
metadata: bytes,
cur=None,
) -> None:
""" Add an origin_metadata for the origin at ts with provider, tool and
metadata.
Args:
origin: the origin's id for which the metadata is added
discovery_date: time when the metadata was found
authority: the metadata provider identifier
fetcher: the tool's identifier used to extract metadata
format: the format of the metadata
metadata: the metadata retrieved at the time and location
"""
cur = self._cursor(cur)
insert = """INSERT INTO origin_metadata (origin_id, discovery_date,
authority_id, fetcher_id, format, metadata)
SELECT id, %s, %s, %s, %s, %s FROM origin WHERE url = %s
ON CONFLICT (origin_id, authority_id, discovery_date, fetcher_id)
DO UPDATE SET
format=EXCLUDED.format,
metadata=EXCLUDED.metadata
"""
cur.execute(
insert, (discovery_date, authority, fetcher, format, metadata, origin),
)
def origin_metadata_get(
self,
origin_url: str,
authority: int,
after_time: Optional[datetime.datetime],
after_fetcher: Optional[int],
limit: Optional[int],
cur=None,
):
cur = self._cursor(cur)
assert self.origin_metadata_get_cols[-1] == "metadata"
query_parts = [
f"SELECT {', '.join(self.origin_metadata_get_cols[0:-1])}, "
f" origin_metadata.metadata AS metadata "
f"FROM origin_metadata "
f"INNER JOIN metadata_authority "
f" ON (metadata_authority.id=authority_id) "
f"INNER JOIN metadata_fetcher ON (metadata_fetcher.id=fetcher_id) "
f"INNER JOIN origin ON (origin.id=origin_metadata.origin_id) "
f"WHERE origin.url=%s AND authority_id=%s "
]
args = [origin_url, authority]
if after_fetcher is not None:
assert after_time
query_parts.append("AND (discovery_date, fetcher_id) > (%s, %s)")
args.extend([after_time, after_fetcher])
elif after_time is not None:
query_parts.append("AND discovery_date > %s")
args.append(after_time)
query_parts.append("ORDER BY discovery_date, fetcher_id")
if limit:
query_parts.append("LIMIT %s")
args.append(limit)
cur.execute(" ".join(query_parts), args)
yield from cur
metadata_fetcher_cols = ["name", "version", "metadata"]
def metadata_fetcher_add(
self, name: str, version: str, metadata: bytes, cur=None
) -> None:
cur = self._cursor(cur)
cur.execute(
"INSERT INTO metadata_fetcher (name, version, metadata) "
"VALUES (%s, %s, %s) ON CONFLICT DO NOTHING",
(name, version, jsonize(metadata)),
)
def metadata_fetcher_get(self, name: str, version: str, cur=None):
cur = self._cursor(cur)
cur.execute(
f"SELECT {', '.join(self.metadata_fetcher_cols)} "
f"FROM metadata_fetcher "
f"WHERE name=%s AND version=%s",
(name, version),
)
return cur.fetchone()
def metadata_fetcher_get_id(
self, name: str, version: str, cur=None
) -> Optional[int]:
cur = self._cursor(cur)
cur.execute(
"SELECT id FROM metadata_fetcher WHERE name=%s AND version=%s",
(name, version),
)
row = cur.fetchone()
if row:
return row[0]
else:
return None
metadata_authority_cols = ["type", "url", "metadata"]
def metadata_authority_add(
self, type: str, url: str, metadata: bytes, cur=None
) -> None:
cur = self._cursor(cur)
cur.execute(
"INSERT INTO metadata_authority (type, url, metadata) "
"VALUES (%s, %s, %s) ON CONFLICT DO NOTHING",
(type, url, jsonize(metadata)),
)
def metadata_authority_get(self, type: str, url: str, cur=None):
cur = self._cursor(cur)
cur.execute(
f"SELECT {', '.join(self.metadata_authority_cols)} "
f"FROM metadata_authority "
f"WHERE type=%s AND url=%s",
(type, url),
)
return cur.fetchone()
def metadata_authority_get_id(self, type: str, url: str, cur=None) -> Optional[int]:
cur = self._cursor(cur)
cur.execute(
"SELECT id FROM metadata_authority WHERE type=%s AND url=%s", (type, url)
)
row = cur.fetchone()
if row:
return row[0]
else:
return None
def _get_random_row_from_table(self, table_name, cols, id_col, cur=None):
random_sha1 = bytes(random.randint(0, 255) for _ in range(SHA1_SIZE))
cur = self._cursor(cur)
query = """
(SELECT {cols} FROM {table} WHERE {id_col} >= %s
ORDER BY {id_col} LIMIT 1)
UNION
(SELECT {cols} FROM {table} WHERE {id_col} < %s
ORDER BY {id_col} DESC LIMIT 1)
LIMIT 1
""".format(
cols=", ".join(cols), table=table_name, id_col=id_col
)
cur.execute(query, (random_sha1, random_sha1))
row = cur.fetchone()
if row:
return row[0]
diff --git a/swh/storage/in_memory.py b/swh/storage/in_memory.py
index d9513775..7bedf81a 100644
--- a/swh/storage/in_memory.py
+++ b/swh/storage/in_memory.py
@@ -1,1202 +1,1202 @@
# Copyright (C) 2015-2020 The Software Heritage developers
# See the AUTHORS file at the top-level directory of this distribution
# License: GNU General Public License version 3, or any later version
# See top-level LICENSE file for more information
import re
import bisect
import collections
import copy
import datetime
import itertools
import random
from collections import defaultdict
from datetime import timedelta
from typing import (
Any,
Callable,
Dict,
Generic,
Hashable,
Iterable,
Iterator,
List,
Optional,
Tuple,
TypeVar,
)
import attr
from deprecated import deprecated
from swh.core.api.serializers import msgpack_loads, msgpack_dumps
from swh.model.model import (
BaseContent,
Content,
SkippedContent,
Directory,
Revision,
Release,
Snapshot,
OriginVisit,
OriginVisitStatus,
Origin,
SHA1_SIZE,
)
from swh.model.hashutil import DEFAULT_ALGORITHMS, hash_to_bytes, hash_to_hex
from swh.storage.objstorage import ObjStorage
from swh.storage.utils import now
from .exc import StorageArgumentException, HashCollision
from .converters import origin_url_to_sha1
from .utils import get_partition_bounds_bytes
from .writer import JournalWriter
# Max block size of contents to return
BULK_BLOCK_CONTENT_LEN_MAX = 10000
SortedListItem = TypeVar("SortedListItem")
SortedListKey = TypeVar("SortedListKey")
FetcherKey = Tuple[str, str]
class SortedList(collections.UserList, Generic[SortedListKey, SortedListItem]):
data: List[Tuple[SortedListKey, SortedListItem]]
# https://github.com/python/mypy/issues/708
# key: Callable[[SortedListItem], SortedListKey]
def __init__(
self,
data: List[SortedListItem] = None,
key: Optional[Callable[[SortedListItem], SortedListKey]] = None,
):
if key is None:
def key(item):
return item
assert key is not None # for mypy
super().__init__(sorted((key(x), x) for x in data or []))
self.key: Callable[[SortedListItem], SortedListKey] = key
def add(self, item: SortedListItem):
k = self.key(item)
bisect.insort(self.data, (k, item))
def __iter__(self) -> Iterator[SortedListItem]:
for (k, item) in self.data:
yield item
def iter_from(self, start_key: Any) -> Iterator[SortedListItem]:
"""Returns an iterator over all the elements whose key is greater
or equal to `start_key`.
(This is an efficient equivalent to:
`(x for x in L if key(x) >= start_key)`)
"""
from_index = bisect.bisect_left(self.data, (start_key,))
for (k, item) in itertools.islice(self.data, from_index, None):
yield item
def iter_after(self, start_key: Any) -> Iterator[SortedListItem]:
"""Same as iter_from, but using a strict inequality."""
it = self.iter_from(start_key)
for item in it:
if self.key(item) > start_key: # type: ignore
yield item
break
yield from it
class InMemoryStorage:
def __init__(self, journal_writer=None):
self.reset()
self.journal_writer = JournalWriter(journal_writer)
def reset(self):
self._contents = {}
self._content_indexes = defaultdict(lambda: defaultdict(set))
self._skipped_contents = {}
self._skipped_content_indexes = defaultdict(lambda: defaultdict(set))
self._directories = {}
self._revisions = {}
self._releases = {}
self._snapshots = {}
self._origins = {}
self._origins_by_id = []
self._origins_by_sha1 = {}
self._origin_visits = {}
self._origin_visit_statuses: Dict[Tuple[str, int], List[OriginVisitStatus]] = {}
self._persons = {}
# {origin_url: {authority: [metadata]}}
self._origin_metadata: Dict[
str,
Dict[
Hashable,
SortedList[Tuple[datetime.datetime, FetcherKey], Dict[str, Any]],
],
] = defaultdict(
lambda: defaultdict(
lambda: SortedList(key=lambda x: (x["discovery_date"], x["fetcher"]))
)
) # noqa
self._metadata_fetchers: Dict[FetcherKey, Dict[str, Any]] = {}
self._metadata_authorities: Dict[Hashable, Dict[str, Any]] = {}
self._objects = defaultdict(list)
self._sorted_sha1s = SortedList[bytes, bytes]()
self.objstorage = ObjStorage({"cls": "memory", "args": {}})
def check_config(self, *, check_write):
return True
def _content_add(self, contents: Iterable[Content], with_data: bool) -> Dict:
self.journal_writer.content_add(contents)
content_add = 0
if with_data:
summary = self.objstorage.content_add(
c for c in contents if c.status != "absent"
)
content_add_bytes = summary["content:add:bytes"]
for content in contents:
key = self._content_key(content)
if key in self._contents:
continue
for algorithm in DEFAULT_ALGORITHMS:
hash_ = content.get_hash(algorithm)
if hash_ in self._content_indexes[algorithm] and (
algorithm not in {"blake2s256", "sha256"}
):
colliding_content_hashes = []
# Add the already stored contents
for content_hashes_set in self._content_indexes[algorithm][hash_]:
hashes = dict(content_hashes_set)
colliding_content_hashes.append(hashes)
# Add the new colliding content
colliding_content_hashes.append(content.hashes())
raise HashCollision(algorithm, hash_, colliding_content_hashes)
for algorithm in DEFAULT_ALGORITHMS:
hash_ = content.get_hash(algorithm)
self._content_indexes[algorithm][hash_].add(key)
self._objects[content.sha1_git].append(("content", content.sha1))
self._contents[key] = content
self._sorted_sha1s.add(content.sha1)
self._contents[key] = attr.evolve(self._contents[key], data=None)
content_add += 1
summary = {
"content:add": content_add,
}
if with_data:
summary["content:add:bytes"] = content_add_bytes
return summary
def content_add(self, content: Iterable[Content]) -> Dict:
content = [attr.evolve(c, ctime=now()) for c in content]
return self._content_add(content, with_data=True)
def content_update(self, content, keys=[]):
self.journal_writer.content_update(content)
for cont_update in content:
cont_update = cont_update.copy()
sha1 = cont_update.pop("sha1")
for old_key in self._content_indexes["sha1"][sha1]:
old_cont = self._contents.pop(old_key)
for algorithm in DEFAULT_ALGORITHMS:
hash_ = old_cont.get_hash(algorithm)
self._content_indexes[algorithm][hash_].remove(old_key)
new_cont = attr.evolve(old_cont, **cont_update)
new_key = self._content_key(new_cont)
self._contents[new_key] = new_cont
for algorithm in DEFAULT_ALGORITHMS:
hash_ = new_cont.get_hash(algorithm)
self._content_indexes[algorithm][hash_].add(new_key)
def content_add_metadata(self, content: Iterable[Content]) -> Dict:
return self._content_add(content, with_data=False)
def content_get(self, content):
# FIXME: Make this method support slicing the `data`.
if len(content) > BULK_BLOCK_CONTENT_LEN_MAX:
raise StorageArgumentException(
"Sending at most %s contents." % BULK_BLOCK_CONTENT_LEN_MAX
)
yield from self.objstorage.content_get(content)
def content_get_range(self, start, end, limit=1000):
if limit is None:
raise StorageArgumentException("limit should not be None")
sha1s = (
(sha1, content_key)
for sha1 in self._sorted_sha1s.iter_from(start)
for content_key in self._content_indexes["sha1"][sha1]
)
matched = []
next_content = None
for sha1, key in sha1s:
if sha1 > end:
break
if len(matched) >= limit:
next_content = sha1
break
matched.append(self._contents[key].to_dict())
return {
"contents": matched,
"next": next_content,
}
def content_get_partition(
self,
partition_id: int,
nb_partitions: int,
limit: int = 1000,
page_token: str = None,
):
if limit is None:
raise StorageArgumentException("limit should not be None")
(start, end) = get_partition_bounds_bytes(
partition_id, nb_partitions, SHA1_SIZE
)
if page_token:
start = hash_to_bytes(page_token)
if end is None:
end = b"\xff" * SHA1_SIZE
result = self.content_get_range(start, end, limit)
result2 = {
"contents": result["contents"],
"next_page_token": None,
}
if result["next"]:
result2["next_page_token"] = hash_to_hex(result["next"])
return result2
def content_get_metadata(self, contents: List[bytes]) -> Dict[bytes, List[Dict]]:
result: Dict = {sha1: [] for sha1 in contents}
for sha1 in contents:
if sha1 in self._content_indexes["sha1"]:
objs = self._content_indexes["sha1"][sha1]
# only 1 element as content_add_metadata would have raised a
# hash collision otherwise
for key in objs:
d = self._contents[key].to_dict()
del d["ctime"]
if "data" in d:
del d["data"]
result[sha1].append(d)
return result
def content_find(self, content):
if not set(content).intersection(DEFAULT_ALGORITHMS):
raise StorageArgumentException(
"content keys must contain at least one of: %s"
% ", ".join(sorted(DEFAULT_ALGORITHMS))
)
found = []
for algo in DEFAULT_ALGORITHMS:
hash = content.get(algo)
if hash and hash in self._content_indexes[algo]:
found.append(self._content_indexes[algo][hash])
if not found:
return []
keys = list(set.intersection(*found))
return [self._contents[key].to_dict() for key in keys]
def content_missing(self, content, key_hash="sha1"):
for cont in content:
for (algo, hash_) in cont.items():
if algo not in DEFAULT_ALGORITHMS:
continue
if hash_ not in self._content_indexes.get(algo, []):
yield cont[key_hash]
break
else:
for result in self.content_find(cont):
if result["status"] == "missing":
yield cont[key_hash]
def content_missing_per_sha1(self, contents):
for content in contents:
if content not in self._content_indexes["sha1"]:
yield content
def content_missing_per_sha1_git(self, contents):
for content in contents:
if content not in self._content_indexes["sha1_git"]:
yield content
def content_get_random(self):
return random.choice(list(self._content_indexes["sha1_git"]))
def _skipped_content_add(self, contents: List[SkippedContent]) -> Dict:
self.journal_writer.skipped_content_add(contents)
summary = {"skipped_content:add": 0}
missing_contents = self.skipped_content_missing([c.hashes() for c in contents])
missing = {self._content_key(c) for c in missing_contents}
contents = [c for c in contents if self._content_key(c) in missing]
for content in contents:
key = self._content_key(content)
for algo in DEFAULT_ALGORITHMS:
if content.get_hash(algo):
self._skipped_content_indexes[algo][content.get_hash(algo)].add(key)
self._skipped_contents[key] = content
summary["skipped_content:add"] += 1
return summary
def skipped_content_add(self, content: Iterable[SkippedContent]) -> Dict:
content = [attr.evolve(c, ctime=now()) for c in content]
return self._skipped_content_add(content)
def skipped_content_missing(self, contents):
for content in contents:
matches = list(self._skipped_contents.values())
for (algorithm, key) in self._content_key(content):
if algorithm == "blake2s256":
continue
# Filter out skipped contents with the same hash
matches = [
match for match in matches if match.get_hash(algorithm) == key
]
# if none of the contents match
if not matches:
yield {algo: content[algo] for algo in DEFAULT_ALGORITHMS}
def directory_add(self, directories: Iterable[Directory]) -> Dict:
directories = [dir_ for dir_ in directories if dir_.id not in self._directories]
self.journal_writer.directory_add(directories)
count = 0
for directory in directories:
count += 1
self._directories[directory.id] = directory
self._objects[directory.id].append(("directory", directory.id))
return {"directory:add": count}
def directory_missing(self, directories):
for id in directories:
if id not in self._directories:
yield id
def _join_dentry_to_content(self, dentry):
keys = (
"status",
"sha1",
"sha1_git",
"sha256",
"length",
)
ret = dict.fromkeys(keys)
ret.update(dentry)
if ret["type"] == "file":
# TODO: Make it able to handle more than one content
content = self.content_find({"sha1_git": ret["target"]})
if content:
content = content[0]
for key in keys:
ret[key] = content[key]
return ret
def _directory_ls(self, directory_id, recursive, prefix=b""):
if directory_id in self._directories:
for entry in self._directories[directory_id].entries:
ret = self._join_dentry_to_content(entry.to_dict())
ret["name"] = prefix + ret["name"]
ret["dir_id"] = directory_id
yield ret
if recursive and ret["type"] == "dir":
yield from self._directory_ls(
ret["target"], True, prefix + ret["name"] + b"/"
)
def directory_ls(self, directory, recursive=False):
yield from self._directory_ls(directory, recursive)
def directory_entry_get_by_path(self, directory, paths):
return self._directory_entry_get_by_path(directory, paths, b"")
def directory_get_random(self):
if not self._directories:
return None
return random.choice(list(self._directories))
def _directory_entry_get_by_path(self, directory, paths, prefix):
if not paths:
return
contents = list(self.directory_ls(directory))
if not contents:
return
def _get_entry(entries, name):
for entry in entries:
if entry["name"] == name:
entry = entry.copy()
entry["name"] = prefix + entry["name"]
return entry
first_item = _get_entry(contents, paths[0])
if len(paths) == 1:
return first_item
if not first_item or first_item["type"] != "dir":
return
return self._directory_entry_get_by_path(
first_item["target"], paths[1:], prefix + paths[0] + b"/"
)
def revision_add(self, revisions: Iterable[Revision]) -> Dict:
revisions = [rev for rev in revisions if rev.id not in self._revisions]
self.journal_writer.revision_add(revisions)
count = 0
for revision in revisions:
revision = attr.evolve(
revision,
committer=self._person_add(revision.committer),
author=self._person_add(revision.author),
)
self._revisions[revision.id] = revision
self._objects[revision.id].append(("revision", revision.id))
count += 1
return {"revision:add": count}
def revision_missing(self, revisions):
for id in revisions:
if id not in self._revisions:
yield id
def revision_get(self, revisions):
for id in revisions:
if id in self._revisions:
yield self._revisions.get(id).to_dict()
else:
yield None
def _get_parent_revs(self, rev_id, seen, limit):
if limit and len(seen) >= limit:
return
if rev_id in seen or rev_id not in self._revisions:
return
seen.add(rev_id)
yield self._revisions[rev_id].to_dict()
for parent in self._revisions[rev_id].parents:
yield from self._get_parent_revs(parent, seen, limit)
def revision_log(self, revisions, limit=None):
seen = set()
for rev_id in revisions:
yield from self._get_parent_revs(rev_id, seen, limit)
def revision_shortlog(self, revisions, limit=None):
yield from (
(rev["id"], rev["parents"]) for rev in self.revision_log(revisions, limit)
)
def revision_get_random(self):
return random.choice(list(self._revisions))
def release_add(self, releases: Iterable[Release]) -> Dict:
releases = [rel for rel in releases if rel.id not in self._releases]
self.journal_writer.release_add(releases)
count = 0
for rel in releases:
if rel.author:
self._person_add(rel.author)
self._objects[rel.id].append(("release", rel.id))
self._releases[rel.id] = rel
count += 1
return {"release:add": count}
def release_missing(self, releases):
yield from (rel for rel in releases if rel not in self._releases)
def release_get(self, releases):
for rel_id in releases:
if rel_id in self._releases:
yield self._releases[rel_id].to_dict()
else:
yield None
def release_get_random(self):
return random.choice(list(self._releases))
def snapshot_add(self, snapshots: Iterable[Snapshot]) -> Dict:
count = 0
snapshots = (snap for snap in snapshots if snap.id not in self._snapshots)
for snapshot in snapshots:
self.journal_writer.snapshot_add([snapshot])
self._snapshots[snapshot.id] = snapshot
self._objects[snapshot.id].append(("snapshot", snapshot.id))
count += 1
return {"snapshot:add": count}
def snapshot_missing(self, snapshots):
for id in snapshots:
if id not in self._snapshots:
yield id
def snapshot_get(self, snapshot_id):
return self.snapshot_get_branches(snapshot_id)
def snapshot_get_by_origin_visit(self, origin, visit):
origin_url = self._get_origin_url(origin)
if not origin_url:
return
if origin_url not in self._origins or visit > len(
self._origin_visits[origin_url]
):
return None
visit = self._origin_visit_get_updated(origin_url, visit)
snapshot_id = visit.snapshot
if snapshot_id:
return self.snapshot_get(snapshot_id)
else:
return None
def snapshot_count_branches(self, snapshot_id):
snapshot = self._snapshots[snapshot_id]
return collections.Counter(
branch.target_type.value if branch else None
for branch in snapshot.branches.values()
)
def snapshot_get_branches(
self, snapshot_id, branches_from=b"", branches_count=1000, target_types=None
):
snapshot = self._snapshots.get(snapshot_id)
if snapshot is None:
return None
sorted_branch_names = sorted(snapshot.branches)
from_index = bisect.bisect_left(sorted_branch_names, branches_from)
if target_types:
next_branch = None
branches = {}
for branch_name in sorted_branch_names[from_index:]:
branch = snapshot.branches[branch_name]
if branch and branch.target_type.value in target_types:
if len(branches) < branches_count:
branches[branch_name] = branch
else:
next_branch = branch_name
break
else:
# As there is no 'target_types', we can do that much faster
to_index = from_index + branches_count
returned_branch_names = sorted_branch_names[from_index:to_index]
branches = {
branch_name: snapshot.branches[branch_name]
for branch_name in returned_branch_names
}
if to_index >= len(sorted_branch_names):
next_branch = None
else:
next_branch = sorted_branch_names[to_index]
branches = {
name: branch.to_dict() if branch else None
for (name, branch) in branches.items()
}
return {
"id": snapshot_id,
"branches": branches,
"next_branch": next_branch,
}
def snapshot_get_random(self):
return random.choice(list(self._snapshots))
def object_find_by_sha1_git(self, ids):
ret = {}
for id_ in ids:
objs = self._objects.get(id_, [])
ret[id_] = [{"sha1_git": id_, "type": obj[0],} for obj in objs]
return ret
def _convert_origin(self, t):
if t is None:
return None
return t.to_dict()
def origin_get(self, origins):
if isinstance(origins, dict):
# Old API
return_single = True
origins = [origins]
else:
return_single = False
# Sanity check to be error-compatible with the pgsql backend
if any("id" in origin for origin in origins) and not all(
"id" in origin for origin in origins
):
raise StorageArgumentException(
'Either all origins or none at all should have an "id".'
)
if any("url" in origin for origin in origins) and not all(
"url" in origin for origin in origins
):
raise StorageArgumentException(
"Either all origins or none at all should have " 'an "url" key.'
)
results = []
for origin in origins:
result = None
if "url" in origin:
if origin["url"] in self._origins:
result = self._origins[origin["url"]]
else:
raise StorageArgumentException("Origin must have an url.")
results.append(self._convert_origin(result))
if return_single:
assert len(results) == 1
return results[0]
else:
return results
def origin_get_by_sha1(self, sha1s):
return [self._convert_origin(self._origins_by_sha1.get(sha1)) for sha1 in sha1s]
def origin_get_range(self, origin_from=1, origin_count=100):
origin_from = max(origin_from, 1)
if origin_from <= len(self._origins_by_id):
max_idx = origin_from + origin_count - 1
if max_idx > len(self._origins_by_id):
max_idx = len(self._origins_by_id)
for idx in range(origin_from - 1, max_idx):
origin = self._convert_origin(self._origins[self._origins_by_id[idx]])
yield {"id": idx + 1, **origin}
def origin_list(self, page_token: Optional[str] = None, limit: int = 100) -> dict:
origin_urls = sorted(self._origins)
if page_token:
from_ = bisect.bisect_left(origin_urls, page_token)
else:
from_ = 0
result = {
"origins": [
{"url": origin_url} for origin_url in origin_urls[from_ : from_ + limit]
]
}
if from_ + limit < len(origin_urls):
result["next_page_token"] = origin_urls[from_ + limit]
return result
def origin_search(
self, url_pattern, offset=0, limit=50, regexp=False, with_visit=False
):
origins = map(self._convert_origin, self._origins.values())
if regexp:
pat = re.compile(url_pattern)
origins = [orig for orig in origins if pat.search(orig["url"])]
else:
origins = [orig for orig in origins if url_pattern in orig["url"]]
if with_visit:
filtered_origins = []
for orig in origins:
visits = (
self._origin_visit_get_updated(ov.origin, ov.visit)
for ov in self._origin_visits[orig["url"]]
)
for ov in visits:
if ov.snapshot and ov.snapshot in self._snapshots:
filtered_origins.append(orig)
break
else:
filtered_origins = origins
return filtered_origins[offset : offset + limit]
def origin_count(self, url_pattern, regexp=False, with_visit=False):
return len(
self.origin_search(
url_pattern,
regexp=regexp,
with_visit=with_visit,
limit=len(self._origins),
)
)
def origin_add(self, origins: Iterable[Origin]) -> Dict[str, int]:
origins = list(origins)
added = 0
for origin in origins:
if origin.url not in self._origins:
self.origin_add_one(origin)
added += 1
return {"origin:add": added}
@deprecated("Use origin_add([origin]) instead")
def origin_add_one(self, origin: Origin) -> str:
if origin.url not in self._origins:
self.journal_writer.origin_add([origin])
# generate an origin_id because it is needed by origin_get_range.
# TODO: remove this when we remove origin_get_range
origin_id = len(self._origins) + 1
self._origins_by_id.append(origin.url)
assert len(self._origins_by_id) == origin_id
self._origins[origin.url] = origin
self._origins_by_sha1[origin_url_to_sha1(origin.url)] = origin
self._origin_visits[origin.url] = []
self._objects[origin.url].append(("origin", origin.url))
return origin.url
def origin_visit_add(self, visits: Iterable[OriginVisit]) -> Iterable[OriginVisit]:
for visit in visits:
origin = self.origin_get({"url": visit.origin})
if not origin: # Cannot add a visit without an origin
raise StorageArgumentException("Unknown origin %s", visit.origin)
all_visits = []
for visit in visits:
origin_url = visit.origin
if origin_url in self._origins:
origin = self._origins[origin_url]
if visit.visit:
self.journal_writer.origin_visit_add([visit])
while len(self._origin_visits[origin_url]) < visit.visit:
self._origin_visits[origin_url].append(None)
self._origin_visits[origin_url][visit.visit - 1] = visit
- visit_status_dict = visit.to_dict()
- visit_status_dict.pop("type")
- visit_status = OriginVisitStatus.from_dict(visit_status_dict)
- self._origin_visit_status_add_one(visit_status)
else:
# visit ids are in the range [1, +inf[
visit_id = len(self._origin_visits[origin_url]) + 1
visit = attr.evolve(visit, visit=visit_id)
self.journal_writer.origin_visit_add([visit])
self._origin_visits[origin_url].append(visit)
visit_key = (origin_url, visit.visit)
-
- visit_status_dict = visit.to_dict()
- visit_status_dict.pop("type")
- visit_status = OriginVisitStatus.from_dict(visit_status_dict)
- self._origin_visit_status_add_one(visit_status)
self._objects[visit_key].append(("origin_visit", None))
assert visit.visit is not None
+ self._origin_visit_status_add_one(
+ OriginVisitStatus(
+ origin=visit.origin,
+ visit=visit.visit,
+ date=visit.date,
+ status="created",
+ snapshot=None,
+ )
+ )
all_visits.append(visit)
return all_visits
def _origin_visit_status_add_one(self, visit_status: OriginVisitStatus) -> None:
"""Add an origin visit status without checks. If already present, do nothing.
"""
self.journal_writer.origin_visit_status_add([visit_status])
visit_key = (visit_status.origin, visit_status.visit)
self._origin_visit_statuses.setdefault(visit_key, [])
visit_statuses = self._origin_visit_statuses[visit_key]
if visit_status not in visit_statuses:
visit_statuses.append(visit_status)
def origin_visit_status_add(
self, visit_statuses: Iterable[OriginVisitStatus],
) -> None:
# First round to check existence (fail early if any is ko)
for visit_status in visit_statuses:
origin_url = self.origin_get({"url": visit_status.origin})
if not origin_url:
raise StorageArgumentException(f"Unknown origin {visit_status.origin}")
for visit_status in visit_statuses:
self._origin_visit_status_add_one(visit_status)
def _origin_visit_get_updated(self, origin: str, visit_id: int) -> OriginVisit:
"""Merge origin visit and latest origin visit status
"""
assert visit_id >= 1
visit = self._origin_visits[origin][visit_id - 1]
assert visit is not None
visit_key = (origin, visit_id)
visit_update = max(self._origin_visit_statuses[visit_key], key=lambda v: v.date)
return OriginVisit.from_dict(
{
# default to the values in visit
**visit.to_dict(),
# override with the last update
**visit_update.to_dict(),
# but keep the date of the creation of the origin visit
"date": visit.date,
}
)
def origin_visit_get(
self, origin: str, last_visit: Optional[int] = None, limit: Optional[int] = None
) -> Iterable[Dict[str, Any]]:
origin_url = self._get_origin_url(origin)
if origin_url in self._origin_visits:
visits = self._origin_visits[origin_url]
if last_visit is not None:
visits = visits[last_visit:]
if limit is not None:
visits = visits[:limit]
for visit in visits:
if not visit:
continue
visit_id = visit.visit
visit_update = self._origin_visit_get_updated(origin_url, visit_id)
assert visit_update is not None
yield visit_update.to_dict()
def origin_visit_find_by_date(
self, origin: str, visit_date: datetime.datetime
) -> Optional[Dict[str, Any]]:
origin_url = self._get_origin_url(origin)
if origin_url in self._origin_visits:
visits = self._origin_visits[origin_url]
visit = min(visits, key=lambda v: (abs(v.date - visit_date), -v.visit))
visit_update = self._origin_visit_get_updated(origin, visit.visit)
assert visit_update is not None
return visit_update.to_dict()
return None
def origin_visit_get_by(self, origin: str, visit: int) -> Optional[Dict[str, Any]]:
origin_url = self._get_origin_url(origin)
if origin_url in self._origin_visits and visit <= len(
self._origin_visits[origin_url]
):
visit_update = self._origin_visit_get_updated(origin_url, visit)
assert visit_update is not None
return visit_update.to_dict()
return None
def origin_visit_get_latest(
self,
origin: str,
type: Optional[str] = None,
allowed_statuses: Optional[List[str]] = None,
require_snapshot: bool = False,
) -> Optional[Dict[str, Any]]:
ori = self._origins.get(origin)
if not ori:
return None
visits = self._origin_visits[ori.url]
visits = [
self._origin_visit_get_updated(visit.origin, visit.visit)
for visit in visits
if visit is not None
]
if type is not None:
visits = [visit for visit in visits if visit.type == type]
if allowed_statuses is not None:
visits = [visit for visit in visits if visit.status in allowed_statuses]
if require_snapshot:
visits = [visit for visit in visits if visit.snapshot]
visit = max(visits, key=lambda v: (v.date, v.visit), default=None)
if visit is None:
return None
return visit.to_dict()
def origin_visit_status_get_latest(
self,
origin_url: str,
visit: int,
allowed_statuses: Optional[List[str]] = None,
require_snapshot: bool = False,
) -> Optional[OriginVisitStatus]:
ori = self._origins.get(origin_url)
if not ori:
return None
visit_key = (origin_url, visit)
visits = self._origin_visit_statuses.get(visit_key)
if not visits:
return None
if allowed_statuses is not None:
visits = [visit for visit in visits if visit.status in allowed_statuses]
if require_snapshot:
visits = [visit for visit in visits if visit.snapshot]
visit_status = max(visits, key=lambda v: (v.date, v.visit), default=None)
return visit_status
def _select_random_origin_visit_by_type(self, type: str) -> str:
while True:
url = random.choice(list(self._origin_visits.keys()))
random_origin_visits = self._origin_visits[url]
if random_origin_visits[0].type == type:
return url
def origin_visit_get_random(self, type: str) -> Optional[Dict[str, Any]]:
url = self._select_random_origin_visit_by_type(type)
random_origin_visits = copy.deepcopy(self._origin_visits[url])
random_origin_visits.reverse()
back_in_the_day = now() - timedelta(weeks=12) # 3 months back
# This should be enough for tests
for visit in random_origin_visits:
updated_visit = self._origin_visit_get_updated(url, visit.visit)
assert updated_visit is not None
if updated_visit.date > back_in_the_day and updated_visit.status == "full":
return updated_visit.to_dict()
else:
return None
def stat_counters(self):
keys = (
"content",
"directory",
"origin",
"origin_visit",
"person",
"release",
"revision",
"skipped_content",
"snapshot",
)
stats = {key: 0 for key in keys}
stats.update(
collections.Counter(
obj_type
for (obj_type, obj_id) in itertools.chain(*self._objects.values())
)
)
return stats
def refresh_stat_counters(self):
pass
def origin_metadata_add(
self,
origin_url: str,
discovery_date: datetime.datetime,
authority: Dict[str, Any],
fetcher: Dict[str, Any],
format: str,
metadata: bytes,
) -> None:
if not isinstance(origin_url, str):
raise StorageArgumentException(
"origin_id must be str, not %r" % (origin_url,)
)
if not isinstance(metadata, bytes):
raise StorageArgumentException(
"metadata must be bytes, not %r" % (metadata,)
)
authority_key = self._metadata_authority_key(authority)
if authority_key not in self._metadata_authorities:
raise StorageArgumentException(f"Unknown authority {authority}")
fetcher_key = self._metadata_fetcher_key(fetcher)
if fetcher_key not in self._metadata_fetchers:
raise StorageArgumentException(f"Unknown fetcher {fetcher}")
origin_metadata_list = self._origin_metadata[origin_url][authority_key]
origin_metadata = {
"origin_url": origin_url,
"discovery_date": discovery_date,
"authority": authority_key,
"fetcher": fetcher_key,
"format": format,
"metadata": metadata,
}
for existing_origin_metadata in origin_metadata_list:
if (
existing_origin_metadata["fetcher"] == fetcher_key
and existing_origin_metadata["discovery_date"] == discovery_date
):
# Duplicate of an existing one; replace it.
existing_origin_metadata.update(origin_metadata)
break
else:
origin_metadata_list.add(origin_metadata)
return None
def origin_metadata_get(
self,
origin_url: str,
authority: Dict[str, str],
after: Optional[datetime.datetime] = None,
page_token: Optional[bytes] = None,
limit: int = 1000,
) -> Dict[str, Any]:
if not isinstance(origin_url, str):
raise TypeError("origin_url must be str, not %r" % (origin_url,))
authority_key = self._metadata_authority_key(authority)
if page_token is not None:
(after_time, after_fetcher) = msgpack_loads(page_token)
after_fetcher = tuple(after_fetcher)
if after is not None and after > after_time:
raise StorageArgumentException(
"page_token is inconsistent with the value of 'after'."
)
entries = self._origin_metadata[origin_url][authority_key].iter_after(
(after_time, after_fetcher)
)
elif after is not None:
entries = self._origin_metadata[origin_url][authority_key].iter_from(
(after,)
)
entries = (entry for entry in entries if entry["discovery_date"] > after)
else:
entries = iter(self._origin_metadata[origin_url][authority_key])
if limit:
entries = itertools.islice(entries, 0, limit + 1)
results = []
for entry in entries:
authority = self._metadata_authorities[entry["authority"]]
fetcher = self._metadata_fetchers[entry["fetcher"]]
if after:
assert entry["discovery_date"] > after
results.append(
{
**entry,
"authority": {"type": authority["type"], "url": authority["url"],},
"fetcher": {
"name": fetcher["name"],
"version": fetcher["version"],
},
}
)
if len(results) > limit:
results.pop()
assert len(results) == limit
last_result = results[-1]
next_page_token: Optional[bytes] = msgpack_dumps(
(
last_result["discovery_date"],
self._metadata_fetcher_key(last_result["fetcher"]),
)
)
else:
next_page_token = None
return {
"next_page_token": next_page_token,
"results": results,
}
def metadata_fetcher_add(
self, name: str, version: str, metadata: Dict[str, Any]
) -> None:
fetcher = {
"name": name,
"version": version,
"metadata": metadata,
}
key = self._metadata_fetcher_key(fetcher)
if key not in self._metadata_fetchers:
self._metadata_fetchers[key] = fetcher
def metadata_fetcher_get(self, name: str, version: str) -> Optional[Dict[str, Any]]:
return self._metadata_fetchers.get(
self._metadata_fetcher_key({"name": name, "version": version})
)
def metadata_authority_add(
self, type: str, url: str, metadata: Dict[str, Any]
) -> None:
authority = {
"type": type,
"url": url,
"metadata": metadata,
}
key = self._metadata_authority_key(authority)
self._metadata_authorities[key] = authority
def metadata_authority_get(self, type: str, url: str) -> Optional[Dict[str, Any]]:
return self._metadata_authorities.get(
self._metadata_authority_key({"type": type, "url": url})
)
def _get_origin_url(self, origin):
if isinstance(origin, str):
return origin
else:
raise TypeError("origin must be a string.")
def _person_add(self, person):
key = ("person", person.fullname)
if key not in self._objects:
self._persons[person.fullname] = person
self._objects[key].append(key)
return self._persons[person.fullname]
@staticmethod
def _content_key(content):
""" A stable key and the algorithm for a content"""
if isinstance(content, BaseContent):
content = content.to_dict()
return tuple((key, content.get(key)) for key in sorted(DEFAULT_ALGORITHMS))
@staticmethod
def _metadata_fetcher_key(fetcher: Dict) -> FetcherKey:
return (fetcher["name"], fetcher["version"])
@staticmethod
def _metadata_authority_key(authority: Dict) -> Hashable:
return (authority["type"], authority["url"])
def diff_directories(self, from_dir, to_dir, track_renaming=False):
raise NotImplementedError("InMemoryStorage.diff_directories")
def diff_revisions(self, from_rev, to_rev, track_renaming=False):
raise NotImplementedError("InMemoryStorage.diff_revisions")
def diff_revision(self, revision, track_renaming=False):
raise NotImplementedError("InMemoryStorage.diff_revision")
def clear_buffers(self, object_types: Optional[Iterable[str]] = None) -> None:
"""Do nothing
"""
return None
def flush(self, object_types: Optional[Iterable[str]] = None) -> Dict:
return {}
diff --git a/swh/storage/sql/30-swh-schema.sql b/swh/storage/sql/30-swh-schema.sql
index 56c94cd9..8de14afd 100644
--- a/swh/storage/sql/30-swh-schema.sql
+++ b/swh/storage/sql/30-swh-schema.sql
@@ -1,489 +1,482 @@
---
--- SQL implementation of the Software Heritage data model
---
-- schema versions
create table dbversion
(
version int primary key,
release timestamptz,
description text
);
comment on table dbversion is 'Details of current db version';
comment on column dbversion.version is 'SQL schema version';
comment on column dbversion.release is 'Version deployment timestamp';
comment on column dbversion.description is 'Release description';
-- latest schema version
insert into dbversion(version, release, description)
- values(154, now(), 'Work In Progress');
+ values(155, now(), 'Work In Progress');
-- a SHA1 checksum
create domain sha1 as bytea check (length(value) = 20);
-- a Git object ID, i.e., a Git-style salted SHA1 checksum
create domain sha1_git as bytea check (length(value) = 20);
-- a SHA256 checksum
create domain sha256 as bytea check (length(value) = 32);
-- a blake2 checksum
create domain blake2s256 as bytea check (length(value) = 32);
-- UNIX path (absolute, relative, individual path component, etc.)
create domain unix_path as bytea;
-- a set of UNIX-like access permissions, as manipulated by, e.g., chmod
create domain file_perms as int;
-- Checksums about actual file content. Note that the content itself is not
-- stored in the DB, but on external (key-value) storage. A single checksum is
-- used as key there, but the other can be used to verify that we do not inject
-- content collisions not knowingly.
create table content
(
sha1 sha1 not null,
sha1_git sha1_git not null,
sha256 sha256 not null,
blake2s256 blake2s256 not null,
length bigint not null,
ctime timestamptz not null default now(),
-- creation time, i.e. time of (first) injection into the storage
status content_status not null default 'visible',
object_id bigserial
);
comment on table content is 'Checksums of file content which is actually stored externally';
comment on column content.sha1 is 'Content sha1 hash';
comment on column content.sha1_git is 'Git object sha1 hash';
comment on column content.sha256 is 'Content Sha256 hash';
comment on column content.blake2s256 is 'Content blake2s hash';
comment on column content.length is 'Content length';
comment on column content.ctime is 'First seen time';
comment on column content.status is 'Content status (absent, visible, hidden)';
comment on column content.object_id is 'Content identifier';
-- An origin is a place, identified by an URL, where software source code
-- artifacts can be found. We support different kinds of origins, e.g., git and
-- other VCS repositories, web pages that list tarballs URLs (e.g.,
-- http://www.kernel.org), indirect tarball URLs (e.g.,
-- http://www.example.org/latest.tar.gz), etc. The key feature of an origin is
-- that it can be *fetched* from (wget, git clone, svn checkout, etc.) to
-- retrieve all the contained software.
create table origin
(
id bigserial not null,
url text not null
);
comment on column origin.id is 'Artifact origin id';
comment on column origin.url is 'URL of origin';
-- Content blobs observed somewhere, but not ingested into the archive for
-- whatever reason. This table is separate from the content table as we might
-- not have the sha1 checksum of skipped contents (for instance when we inject
-- git repositories, objects that are too big will be skipped here, and we will
-- only know their sha1_git). 'reason' contains the reason the content was
-- skipped. origin is a nullable column allowing to find out which origin
-- contains that skipped content.
create table skipped_content
(
sha1 sha1,
sha1_git sha1_git,
sha256 sha256,
blake2s256 blake2s256,
length bigint not null,
ctime timestamptz not null default now(),
status content_status not null default 'absent',
reason text not null,
origin bigint,
object_id bigserial
);
comment on table skipped_content is 'Content blobs observed, but not ingested in the archive';
comment on column skipped_content.sha1 is 'Skipped content sha1 hash';
comment on column skipped_content.sha1_git is 'Git object sha1 hash';
comment on column skipped_content.sha256 is 'Skipped content sha256 hash';
comment on column skipped_content.blake2s256 is 'Skipped content blake2s hash';
comment on column skipped_content.length is 'Skipped content length';
comment on column skipped_content.ctime is 'First seen time';
comment on column skipped_content.status is 'Skipped content status (absent, visible, hidden)';
comment on column skipped_content.reason is 'Reason for skipping';
comment on column skipped_content.origin is 'Origin table identifier';
comment on column skipped_content.object_id is 'Skipped content identifier';
-- A file-system directory. A directory is a list of directory entries (see
-- tables: directory_entry_{dir,file}).
--
-- To list the contents of a directory:
-- 1. list the contained directory_entry_dir using array dir_entries
-- 2. list the contained directory_entry_file using array file_entries
-- 3. list the contained directory_entry_rev using array rev_entries
-- 4. UNION
--
-- Synonyms/mappings:
-- * git: tree
create table directory
(
id sha1_git not null,
dir_entries bigint[], -- sub-directories, reference directory_entry_dir
file_entries bigint[], -- contained files, reference directory_entry_file
rev_entries bigint[], -- mounted revisions, reference directory_entry_rev
object_id bigserial -- short object identifier
);
comment on table directory is 'Contents of a directory, synonymous to tree (git)';
comment on column directory.id is 'Git object sha1 hash';
comment on column directory.dir_entries is 'Sub-directories, reference directory_entry_dir';
comment on column directory.file_entries is 'Contained files, reference directory_entry_file';
comment on column directory.rev_entries is 'Mounted revisions, reference directory_entry_rev';
comment on column directory.object_id is 'Short object identifier';
-- A directory entry pointing to a (sub-)directory.
create table directory_entry_dir
(
id bigserial,
target sha1_git not null, -- id of target directory
name unix_path not null, -- path name, relative to containing dir
perms file_perms not null -- unix-like permissions
);
comment on table directory_entry_dir is 'Directory entry for directory';
comment on column directory_entry_dir.id is 'Directory identifier';
comment on column directory_entry_dir.target is 'Target directory identifier';
comment on column directory_entry_dir.name is 'Path name, relative to containing directory';
comment on column directory_entry_dir.perms is 'Unix-like permissions';
-- A directory entry pointing to a file content.
create table directory_entry_file
(
id bigserial,
target sha1_git not null, -- id of target file
name unix_path not null, -- path name, relative to containing dir
perms file_perms not null -- unix-like permissions
);
comment on table directory_entry_file is 'Directory entry for file';
comment on column directory_entry_file.id is 'File identifier';
comment on column directory_entry_file.target is 'Target file identifier';
comment on column directory_entry_file.name is 'Path name, relative to containing directory';
comment on column directory_entry_file.perms is 'Unix-like permissions';
-- A directory entry pointing to a revision.
create table directory_entry_rev
(
id bigserial,
target sha1_git not null, -- id of target revision
name unix_path not null, -- path name, relative to containing dir
perms file_perms not null -- unix-like permissions
);
comment on table directory_entry_rev is 'Directory entry for revision';
comment on column directory_entry_dir.id is 'Revision identifier';
comment on column directory_entry_dir.target is 'Target revision in identifier';
comment on column directory_entry_dir.name is 'Path name, relative to containing directory';
comment on column directory_entry_dir.perms is 'Unix-like permissions';
-- A person referenced by some source code artifacts, e.g., a VCS revision or
-- release metadata.
create table person
(
id bigserial,
name bytea, -- advisory: not null if we managed to parse a name
email bytea, -- advisory: not null if we managed to parse an email
fullname bytea not null -- freeform specification; what is actually used in the checksums
-- will usually be of the form 'name '
);
comment on table person is 'Person referenced in code artifact release metadata';
comment on column person.id is 'Person identifier';
comment on column person.name is 'Name';
comment on column person.email is 'Email';
comment on column person.fullname is 'Full name (raw name)';
-- The state of a source code tree at a specific point in time.
--
-- Synonyms/mappings:
-- * git / subversion / etc: commit
-- * tarball: a specific tarball
--
-- Revisions are organized as DAGs. Each revision points to 0, 1, or more (in
-- case of merges) parent revisions. Each revision points to a directory, i.e.,
-- a file-system tree containing files and directories.
create table revision
(
id sha1_git not null,
date timestamptz,
date_offset smallint,
committer_date timestamptz,
committer_date_offset smallint,
type revision_type not null,
directory sha1_git, -- source code 'root' directory
message bytea,
author bigint,
committer bigint,
synthetic boolean not null default false, -- true iff revision has been created by Software Heritage
metadata jsonb, -- extra metadata (tarball checksums, extra commit information, etc...)
object_id bigserial,
date_neg_utc_offset boolean,
committer_date_neg_utc_offset boolean
);
comment on table revision is 'A revision represents the state of a source code tree at a specific point in time';
comment on column revision.id is 'Git-style SHA1 commit identifier';
comment on column revision.date is 'Author timestamp as UNIX epoch';
comment on column revision.date_offset is 'Author timestamp timezone, as minute offsets from UTC';
comment on column revision.date_neg_utc_offset is 'True indicates a -0 UTC offset on author timestamp';
comment on column revision.committer_date is 'Committer timestamp as UNIX epoch';
comment on column revision.committer_date_offset is 'Committer timestamp timezone, as minute offsets from UTC';
comment on column revision.committer_date_neg_utc_offset is 'True indicates a -0 UTC offset on committer timestamp';
comment on column revision.type is 'Type of revision';
comment on column revision.directory is 'Directory identifier';
comment on column revision.message is 'Commit message';
comment on column revision.author is 'Author identity';
comment on column revision.committer is 'Committer identity';
comment on column revision.synthetic is 'True iff revision has been synthesized by Software Heritage';
comment on column revision.metadata is 'Extra revision metadata';
comment on column revision.object_id is 'Non-intrinsic, sequential object identifier';
-- either this table or the sha1_git[] column on the revision table
create table revision_history
(
id sha1_git not null,
parent_id sha1_git not null,
parent_rank int not null default 0
-- parent position in merge commits, 0-based
);
comment on table revision_history is 'Sequence of revision history with parent and position in history';
comment on column revision_history.id is 'Revision history git object sha1 checksum';
comment on column revision_history.parent_id is 'Parent revision git object identifier';
comment on column revision_history.parent_rank is 'Parent position in merge commits, 0-based';
-- Crawling history of software origins visited by Software Heritage. Each
-- visit is a 3-way mapping between a software origin, a timestamp, and a
-- snapshot object capturing the full-state of the origin at visit time.
create table origin_visit
(
origin bigint not null,
visit bigint not null,
date timestamptz not null,
- type text not null,
- -- remove those when done migrating the schema
- status origin_visit_state not null,
- metadata jsonb,
- snapshot sha1_git
+ type text not null
);
comment on column origin_visit.origin is 'Visited origin';
comment on column origin_visit.visit is 'Sequential visit number for the origin';
comment on column origin_visit.date is 'Visit timestamp';
comment on column origin_visit.type is 'Type of loader that did the visit (hg, git, ...)';
-comment on column origin_visit.status is '(Deprecated) Visit status';
-comment on column origin_visit.metadata is '(Deprecated) Optional origin visit metadata';
-comment on column origin_visit.snapshot is '(Deprecated) Optional snapshot of the origin visit. It can be partial.';
-- Crawling history of software origin visits by Software Heritage. Each
-- visit see its history change through new origin visit status updates
create table origin_visit_status
(
origin bigint not null,
visit bigint not null,
date timestamptz not null,
status origin_visit_state not null,
metadata jsonb,
snapshot sha1_git
);
comment on column origin_visit_status.origin is 'Origin concerned by the visit update';
comment on column origin_visit_status.visit is 'Visit concerned by the visit update';
comment on column origin_visit_status.date is 'Visit update timestamp';
comment on column origin_visit_status.status is 'Visit status (ongoing, failed, full)';
comment on column origin_visit_status.metadata is 'Optional origin visit metadata';
comment on column origin_visit_status.snapshot is 'Optional, possibly partial, snapshot of the origin visit. It can be partial.';
-- A snapshot represents the entire state of a software origin as crawled by
-- Software Heritage. This table is a simple mapping between (public) intrinsic
-- snapshot identifiers and (private) numeric sequential identifiers.
create table snapshot
(
object_id bigserial not null, -- PK internal object identifier
id sha1_git not null -- snapshot intrinsic identifier
);
comment on table snapshot is 'State of a software origin as crawled by Software Heritage';
comment on column snapshot.object_id is 'Internal object identifier';
comment on column snapshot.id is 'Intrinsic snapshot identifier';
-- Each snapshot associate "branch" names to other objects in the Software
-- Heritage Merkle DAG. This table describes branches as mappings between names
-- and target typed objects.
create table snapshot_branch
(
object_id bigserial not null, -- PK internal object identifier
name bytea not null, -- branch name, e.g., "master" or "feature/drag-n-drop"
target bytea, -- target object identifier, e.g., a revision identifier
target_type snapshot_target -- target object type, e.g., "revision"
);
comment on table snapshot_branch is 'Associates branches with objects in Heritage Merkle DAG';
comment on column snapshot_branch.object_id is 'Internal object identifier';
comment on column snapshot_branch.name is 'Branch name';
comment on column snapshot_branch.target is 'Target object identifier';
comment on column snapshot_branch.target_type is 'Target object type';
-- Mapping between snapshots and their branches.
create table snapshot_branches
(
snapshot_id bigint not null, -- snapshot identifier, ref. snapshot.object_id
branch_id bigint not null -- branch identifier, ref. snapshot_branch.object_id
);
comment on table snapshot_branches is 'Mapping between snapshot and their branches';
comment on column snapshot_branches.snapshot_id is 'Snapshot identifier';
comment on column snapshot_branches.branch_id is 'Branch identifier';
-- A "memorable" point in time in the development history of a software
-- project.
--
-- Synonyms/mappings:
-- * git: tag (of the annotated kind, otherwise they are just references)
-- * tarball: the release version number
create table release
(
id sha1_git not null,
target sha1_git,
date timestamptz,
date_offset smallint,
name bytea,
comment bytea,
author bigint,
synthetic boolean not null default false, -- true iff release has been created by Software Heritage
object_id bigserial,
target_type object_type not null,
date_neg_utc_offset boolean
);
comment on table release is 'Details of a software release, synonymous with
a tag (git) or version number (tarball)';
comment on column release.id is 'Release git identifier';
comment on column release.target is 'Target git identifier';
comment on column release.date is 'Release timestamp';
comment on column release.date_offset is 'Timestamp offset from UTC';
comment on column release.name is 'Name';
comment on column release.comment is 'Comment';
comment on column release.author is 'Author';
comment on column release.synthetic is 'Indicates if created by Software Heritage';
comment on column release.object_id is 'Object identifier';
comment on column release.target_type is 'Object type (''content'', ''directory'', ''revision'',
''release'', ''snapshot'')';
comment on column release.date_neg_utc_offset is 'True indicates -0 UTC offset for release timestamp';
-- Tools
create table metadata_fetcher
(
id serial not null,
name text not null,
version text not null,
metadata jsonb not null
);
comment on table metadata_fetcher is 'Tools used to retrieve metadata';
comment on column metadata_fetcher.id is 'Internal identifier of the fetcher';
comment on column metadata_fetcher.name is 'Fetcher name';
comment on column metadata_fetcher.version is 'Fetcher version';
comment on column metadata_fetcher.metadata is 'Extra information about the fetcher';
create table metadata_authority
(
id serial not null,
type text not null,
url text not null,
metadata jsonb not null
);
comment on table metadata_authority is 'Metadata authority information';
comment on column metadata_authority.id is 'Internal identifier of the authority';
comment on column metadata_authority.type is 'Type of authority (deposit/forge/registry)';
comment on column metadata_authority.url is 'Authority''s uri';
comment on column metadata_authority.metadata is 'Other metadata about authority';
-- Discovery of metadata during a listing, loading, deposit or external_catalog of an origin
-- also provides a translation to a defined json schema using a translation tool (tool_id)
create table origin_metadata
(
id bigserial not null, -- PK internal object identifier
origin_id bigint not null, -- references origin(id)
discovery_date timestamptz not null, -- when it was extracted
authority_id bigint not null,
fetcher_id bigint not null,
format text not null default 'sword-v2-atom-codemeta-v2-in-json',
metadata bytea not null
);
comment on table origin_metadata is 'keeps all metadata found concerning an origin';
comment on column origin_metadata.id is 'the origin_metadata object''s id';
comment on column origin_metadata.origin_id is 'the origin id for which the metadata was found';
comment on column origin_metadata.discovery_date is 'the date of retrieval';
comment on column origin_metadata.authority_id is 'the metadata provider: github, openhub, deposit, etc.';
comment on column origin_metadata.fetcher_id is 'the tool used for extracting metadata: loaders, crawlers, etc.';
comment on column origin_metadata.format is 'name of the format of metadata, used by readers to interpret it.';
comment on column origin_metadata.metadata is 'original metadata in opaque format';
-- Keep a cache of object counts
create table object_counts
(
object_type text, -- table for which we're counting objects (PK)
value bigint, -- count of objects in the table
last_update timestamptz, -- last update for the object count in this table
single_update boolean -- whether we update this table standalone (true) or through bucketed counts (false)
);
comment on table object_counts is 'Cache of object counts';
comment on column object_counts.object_type is 'Object type (''content'', ''directory'', ''revision'',
''release'', ''snapshot'')';
comment on column object_counts.value is 'Count of objects in the table';
comment on column object_counts.last_update is 'Last update for object count';
comment on column object_counts.single_update is 'standalone (true) or bucketed counts (false)';
create table object_counts_bucketed
(
line serial not null, -- PK
object_type text not null, -- table for which we're counting objects
identifier text not null, -- identifier across which we're bucketing objects
bucket_start bytea, -- lower bound (inclusive) for the bucket
bucket_end bytea, -- upper bound (exclusive) for the bucket
value bigint, -- count of objects in the bucket
last_update timestamptz -- last update for the object count in this bucket
);
comment on table object_counts_bucketed is 'Bucketed count for objects ordered by type';
comment on column object_counts_bucketed.line is 'Auto incremented idenitfier value';
comment on column object_counts_bucketed.object_type is 'Object type (''content'', ''directory'', ''revision'',
''release'', ''snapshot'')';
comment on column object_counts_bucketed.identifier is 'Common identifier for bucketed objects';
comment on column object_counts_bucketed.bucket_start is 'Lower bound (inclusive) for the bucket';
comment on column object_counts_bucketed.bucket_end is 'Upper bound (exclusive) for the bucket';
comment on column object_counts_bucketed.value is 'Count of objects in the bucket';
comment on column object_counts_bucketed.last_update is 'Last update for the object count in this bucket';
diff --git a/swh/storage/sql/40-swh-func.sql b/swh/storage/sql/40-swh-func.sql
index 40c64e9f..a2030a7e 100644
--- a/swh/storage/sql/40-swh-func.sql
+++ b/swh/storage/sql/40-swh-func.sql
@@ -1,948 +1,948 @@
create or replace function hash_sha1(text)
returns text
as $$
select encode(digest($1, 'sha1'), 'hex')
$$ language sql strict immutable;
comment on function hash_sha1(text) is 'Compute SHA1 hash as text';
-- create a temporary table called tmp_TBLNAME, mimicking existing table
-- TBLNAME
--
-- Args:
-- tblname: name of the table to mimic
create or replace function swh_mktemp(tblname regclass)
returns void
language plpgsql
as $$
begin
execute format('
create temporary table if not exists tmp_%1$I
(like %1$I including defaults)
on commit delete rows;
alter table tmp_%1$I drop column if exists object_id;
', tblname);
return;
end
$$;
-- create a temporary table for directory entries called tmp_TBLNAME,
-- mimicking existing table TBLNAME with an extra dir_id (sha1_git)
-- column, and dropping the id column.
--
-- This is used to create the tmp_directory_entry_ tables.
--
-- Args:
-- tblname: name of the table to mimic
create or replace function swh_mktemp_dir_entry(tblname regclass)
returns void
language plpgsql
as $$
begin
execute format('
create temporary table if not exists tmp_%1$I
(like %1$I including defaults, dir_id sha1_git)
on commit delete rows;
alter table tmp_%1$I drop column if exists id;
', tblname);
return;
end
$$;
-- create a temporary table for revisions called tmp_revisions,
-- mimicking existing table revision, replacing the foreign keys to
-- people with an email and name field
--
create or replace function swh_mktemp_revision()
returns void
language sql
as $$
create temporary table if not exists tmp_revision (
like revision including defaults,
author_fullname bytea,
author_name bytea,
author_email bytea,
committer_fullname bytea,
committer_name bytea,
committer_email bytea
) on commit delete rows;
alter table tmp_revision drop column if exists author;
alter table tmp_revision drop column if exists committer;
alter table tmp_revision drop column if exists object_id;
$$;
-- create a temporary table for releases called tmp_release,
-- mimicking existing table release, replacing the foreign keys to
-- people with an email and name field
--
create or replace function swh_mktemp_release()
returns void
language sql
as $$
create temporary table if not exists tmp_release (
like release including defaults,
author_fullname bytea,
author_name bytea,
author_email bytea
) on commit delete rows;
alter table tmp_release drop column if exists author;
alter table tmp_release drop column if exists object_id;
$$;
-- create a temporary table for the branches of a snapshot
create or replace function swh_mktemp_snapshot_branch()
returns void
language sql
as $$
create temporary table if not exists tmp_snapshot_branch (
name bytea not null,
target bytea,
target_type snapshot_target
) on commit delete rows;
$$;
-- a content signature is a set of cryptographic checksums that we use to
-- uniquely identify content, for the purpose of verifying if we already have
-- some content or not during content injection
create type content_signature as (
sha1 sha1,
sha1_git sha1_git,
sha256 sha256,
blake2s256 blake2s256
);
-- check which entries of tmp_skipped_content are missing from skipped_content
--
-- operates in bulk: 0. swh_mktemp(skipped_content), 1. COPY to tmp_skipped_content,
-- 2. call this function
create or replace function swh_skipped_content_missing()
returns setof content_signature
language plpgsql
as $$
begin
return query
select sha1, sha1_git, sha256, blake2s256 from tmp_skipped_content t
where not exists
(select 1 from skipped_content s where
s.sha1 is not distinct from t.sha1 and
s.sha1_git is not distinct from t.sha1_git and
s.sha256 is not distinct from t.sha256);
return;
end
$$;
-- add tmp_content entries to content, skipping duplicates
--
-- operates in bulk: 0. swh_mktemp(content), 1. COPY to tmp_content,
-- 2. call this function
create or replace function swh_content_add()
returns void
language plpgsql
as $$
begin
insert into content (sha1, sha1_git, sha256, blake2s256, length, status, ctime)
select distinct sha1, sha1_git, sha256, blake2s256, length, status, ctime from tmp_content;
return;
end
$$;
-- add tmp_skipped_content entries to skipped_content, skipping duplicates
--
-- operates in bulk: 0. swh_mktemp(skipped_content), 1. COPY to tmp_skipped_content,
-- 2. call this function
create or replace function swh_skipped_content_add()
returns void
language plpgsql
as $$
begin
insert into skipped_content (sha1, sha1_git, sha256, blake2s256, length, status, reason, origin)
select distinct sha1, sha1_git, sha256, blake2s256, length, status, reason, origin
from tmp_skipped_content
where (coalesce(sha1, ''), coalesce(sha1_git, ''), coalesce(sha256, '')) in (
select coalesce(sha1, ''), coalesce(sha1_git, ''), coalesce(sha256, '')
from swh_skipped_content_missing()
);
-- TODO XXX use postgres 9.5 "UPSERT" support here, when available.
-- Specifically, using "INSERT .. ON CONFLICT IGNORE" we can avoid
-- the extra swh_skipped_content_missing() query here.
return;
end
$$;
-- Update content entries from temporary table.
-- (columns are potential new columns added to the schema, this cannot be empty)
--
create or replace function swh_content_update(columns_update text[])
returns void
language plpgsql
as $$
declare
query text;
tmp_array text[];
begin
if array_length(columns_update, 1) = 0 then
raise exception 'Please, provide the list of column names to update.';
end if;
tmp_array := array(select format('%1$s=t.%1$s', unnest) from unnest(columns_update));
query = format('update content set %s
from tmp_content t where t.sha1 = content.sha1',
array_to_string(tmp_array, ', '));
execute query;
return;
end
$$;
comment on function swh_content_update(text[]) IS 'Update existing content''s columns';
create type directory_entry_type as enum('file', 'dir', 'rev');
-- Add tmp_directory_entry_* entries to directory_entry_* and directory,
-- skipping duplicates in directory_entry_*. This is a generic function that
-- works on all kind of directory entries.
--
-- operates in bulk: 0. swh_mktemp_dir_entry('directory_entry_*'), 1 COPY to
-- tmp_directory_entry_*, 2. call this function
--
-- Assumption: this function is used in the same transaction that inserts the
-- context directory in table "directory".
create or replace function swh_directory_entry_add(typ directory_entry_type)
returns void
language plpgsql
as $$
begin
execute format('
insert into directory_entry_%1$s (target, name, perms)
select distinct t.target, t.name, t.perms
from tmp_directory_entry_%1$s t
where not exists (
select 1
from directory_entry_%1$s i
where t.target = i.target and t.name = i.name and t.perms = i.perms)
', typ);
execute format('
with new_entries as (
select t.dir_id, array_agg(i.id) as entries
from tmp_directory_entry_%1$s t
inner join directory_entry_%1$s i
using (target, name, perms)
group by t.dir_id
)
update tmp_directory as d
set %1$s_entries = new_entries.entries
from new_entries
where d.id = new_entries.dir_id
', typ);
return;
end
$$;
-- Insert the data from tmp_directory, tmp_directory_entry_file,
-- tmp_directory_entry_dir, tmp_directory_entry_rev into their final
-- tables.
--
-- Prerequisites:
-- directory ids in tmp_directory
-- entries in tmp_directory_entry_{file,dir,rev}
--
create or replace function swh_directory_add()
returns void
language plpgsql
as $$
begin
perform swh_directory_entry_add('file');
perform swh_directory_entry_add('dir');
perform swh_directory_entry_add('rev');
insert into directory
select * from tmp_directory t
where not exists (
select 1 from directory d
where d.id = t.id);
return;
end
$$;
-- a directory listing entry with all the metadata
--
-- can be used to list a directory, and retrieve all the data in one go.
create type directory_entry as
(
dir_id sha1_git, -- id of the parent directory
type directory_entry_type, -- type of entry
target sha1_git, -- id of target
name unix_path, -- path name, relative to containing dir
perms file_perms, -- unix-like permissions
status content_status, -- visible or absent
sha1 sha1, -- content if sha1 if type is not dir
sha1_git sha1_git, -- content's sha1 git if type is not dir
sha256 sha256, -- content's sha256 if type is not dir
length bigint -- content length if type is not dir
);
-- List a single level of directory walked_dir_id
-- FIXME: order by name is not correct. For git, we need to order by
-- lexicographic order but as if a trailing / is present in directory
-- name
create or replace function swh_directory_walk_one(walked_dir_id sha1_git)
returns setof directory_entry
language sql
stable
as $$
with dir as (
select id as dir_id, dir_entries, file_entries, rev_entries
from directory
where id = walked_dir_id),
ls_d as (select dir_id, unnest(dir_entries) as entry_id from dir),
ls_f as (select dir_id, unnest(file_entries) as entry_id from dir),
ls_r as (select dir_id, unnest(rev_entries) as entry_id from dir)
(select dir_id, 'dir'::directory_entry_type as type,
e.target, e.name, e.perms, NULL::content_status,
NULL::sha1, NULL::sha1_git, NULL::sha256, NULL::bigint
from ls_d
left join directory_entry_dir e on ls_d.entry_id = e.id)
union
(select dir_id, 'file'::directory_entry_type as type,
e.target, e.name, e.perms, c.status,
c.sha1, c.sha1_git, c.sha256, c.length
from ls_f
left join directory_entry_file e on ls_f.entry_id = e.id
left join content c on e.target = c.sha1_git)
union
(select dir_id, 'rev'::directory_entry_type as type,
e.target, e.name, e.perms, NULL::content_status,
NULL::sha1, NULL::sha1_git, NULL::sha256, NULL::bigint
from ls_r
left join directory_entry_rev e on ls_r.entry_id = e.id)
order by name;
$$;
-- List recursively the revision directory arborescence
create or replace function swh_directory_walk(walked_dir_id sha1_git)
returns setof directory_entry
language sql
stable
as $$
with recursive entries as (
select dir_id, type, target, name, perms, status, sha1, sha1_git,
sha256, length
from swh_directory_walk_one(walked_dir_id)
union all
select dir_id, type, target, (dirname || '/' || name)::unix_path as name,
perms, status, sha1, sha1_git, sha256, length
from (select (swh_directory_walk_one(dirs.target)).*, dirs.name as dirname
from (select target, name from entries where type = 'dir') as dirs) as with_parent
)
select dir_id, type, target, name, perms, status, sha1, sha1_git, sha256, length
from entries
$$;
-- Find a directory entry by its path
create or replace function swh_find_directory_entry_by_path(
walked_dir_id sha1_git,
dir_or_content_path bytea[])
returns directory_entry
language plpgsql
as $$
declare
end_index integer;
paths bytea default '';
path bytea;
res bytea[];
r record;
begin
end_index := array_upper(dir_or_content_path, 1);
res[1] := walked_dir_id;
for i in 1..end_index
loop
path := dir_or_content_path[i];
-- concatenate path for patching the name in the result record (if we found it)
if i = 1 then
paths = path;
else
paths := paths || '/' || path; -- concatenate paths
end if;
if i <> end_index then
select *
from swh_directory_walk_one(res[i] :: sha1_git)
where name=path
and type = 'dir'
limit 1 into r;
else
select *
from swh_directory_walk_one(res[i] :: sha1_git)
where name=path
limit 1 into r;
end if;
-- find the path
if r is null then
return null;
else
-- store the next dir to lookup the next local path from
res[i+1] := r.target;
end if;
end loop;
-- at this moment, r is the result. Patch its 'name' with the full path before returning it.
r.name := paths;
return r;
end
$$;
-- List all revision IDs starting from a given revision, going back in time
--
-- TODO ordering: should be breadth-first right now (what do we want?)
-- TODO ordering: ORDER BY parent_rank somewhere?
create or replace function swh_revision_list(root_revisions bytea[], num_revs bigint default NULL)
returns table (id sha1_git, parents bytea[])
language sql
stable
as $$
with recursive full_rev_list(id) as (
(select id from revision where id = ANY(root_revisions))
union
(select h.parent_id
from revision_history as h
join full_rev_list on h.id = full_rev_list.id)
),
rev_list as (select id from full_rev_list limit num_revs)
select rev_list.id as id,
array(select rh.parent_id::bytea
from revision_history rh
where rh.id = rev_list.id
order by rh.parent_rank
) as parent
from rev_list;
$$;
-- Detailed entry for a revision
create type revision_entry as
(
id sha1_git,
date timestamptz,
date_offset smallint,
date_neg_utc_offset boolean,
committer_date timestamptz,
committer_date_offset smallint,
committer_date_neg_utc_offset boolean,
type revision_type,
directory sha1_git,
message bytea,
author_id bigint,
author_fullname bytea,
author_name bytea,
author_email bytea,
committer_id bigint,
committer_fullname bytea,
committer_name bytea,
committer_email bytea,
metadata jsonb,
synthetic boolean,
parents bytea[],
object_id bigint
);
-- "git style" revision log. Similar to swh_revision_list(), but returning all
-- information associated to each revision, and expanding authors/committers
create or replace function swh_revision_log(root_revisions bytea[], num_revs bigint default NULL)
returns setof revision_entry
language sql
stable
as $$
select t.id, r.date, r.date_offset, r.date_neg_utc_offset,
r.committer_date, r.committer_date_offset, r.committer_date_neg_utc_offset,
r.type, r.directory, r.message,
a.id, a.fullname, a.name, a.email,
c.id, c.fullname, c.name, c.email,
r.metadata, r.synthetic, t.parents, r.object_id
from swh_revision_list(root_revisions, num_revs) as t
left join revision r on t.id = r.id
left join person a on a.id = r.author
left join person c on c.id = r.committer;
$$;
-- Detailed entry for a release
create type release_entry as
(
id sha1_git,
target sha1_git,
target_type object_type,
date timestamptz,
date_offset smallint,
date_neg_utc_offset boolean,
name bytea,
comment bytea,
synthetic boolean,
author_id bigint,
author_fullname bytea,
author_name bytea,
author_email bytea,
object_id bigint
);
-- Create entries in person from tmp_revision
create or replace function swh_person_add_from_revision()
returns void
language plpgsql
as $$
begin
with t as (
select author_fullname as fullname, author_name as name, author_email as email from tmp_revision
union
select committer_fullname as fullname, committer_name as name, committer_email as email from tmp_revision
) insert into person (fullname, name, email)
select distinct on (fullname) fullname, name, email from t
where not exists (
select 1
from person p
where t.fullname = p.fullname
);
return;
end
$$;
-- Create entries in revision from tmp_revision
create or replace function swh_revision_add()
returns void
language plpgsql
as $$
begin
perform swh_person_add_from_revision();
insert into revision (id, date, date_offset, date_neg_utc_offset, committer_date, committer_date_offset, committer_date_neg_utc_offset, type, directory, message, author, committer, metadata, synthetic)
select t.id, t.date, t.date_offset, t.date_neg_utc_offset, t.committer_date, t.committer_date_offset, t.committer_date_neg_utc_offset, t.type, t.directory, t.message, a.id, c.id, t.metadata, t.synthetic
from tmp_revision t
left join person a on a.fullname = t.author_fullname
left join person c on c.fullname = t.committer_fullname;
return;
end
$$;
-- Create entries in person from tmp_release
create or replace function swh_person_add_from_release()
returns void
language plpgsql
as $$
begin
with t as (
select distinct author_fullname as fullname, author_name as name, author_email as email from tmp_release
where author_fullname is not null
) insert into person (fullname, name, email)
select distinct on (fullname) fullname, name, email from t
where not exists (
select 1
from person p
where t.fullname = p.fullname
);
return;
end
$$;
-- Create entries in release from tmp_release
create or replace function swh_release_add()
returns void
language plpgsql
as $$
begin
perform swh_person_add_from_release();
insert into release (id, target, target_type, date, date_offset, date_neg_utc_offset, name, comment, author, synthetic)
select t.id, t.target, t.target_type, t.date, t.date_offset, t.date_neg_utc_offset, t.name, t.comment, a.id, t.synthetic
from tmp_release t
left join person a on a.fullname = t.author_fullname;
return;
end
$$;
-- add a new origin_visit for origin origin_id at date.
--
-- Returns the new visit id.
create or replace function swh_origin_visit_add(origin_url text, date timestamptz, type text)
returns bigint
language sql
as $$
with origin_id as (
select id
from origin
where url = origin_url
), last_known_visit as (
select coalesce(max(visit), 0) as visit
from origin_visit
where origin = (select id from origin_id)
)
- insert into origin_visit (origin, date, type, visit, status)
+ insert into origin_visit (origin, date, type, visit)
values ((select id from origin_id), date, type,
- (select visit from last_known_visit) + 1, 'ongoing')
+ (select visit from last_known_visit) + 1)
returning visit;
$$;
create or replace function swh_snapshot_add(snapshot_id sha1_git)
returns void
language plpgsql
as $$
declare
snapshot_object_id snapshot.object_id%type;
begin
select object_id from snapshot where id = snapshot_id into snapshot_object_id;
if snapshot_object_id is null then
insert into snapshot (id) values (snapshot_id) returning object_id into snapshot_object_id;
insert into snapshot_branch (name, target_type, target)
select name, target_type, target from tmp_snapshot_branch tmp
where not exists (
select 1
from snapshot_branch sb
where sb.name = tmp.name
and sb.target = tmp.target
and sb.target_type = tmp.target_type
)
on conflict do nothing;
insert into snapshot_branches (snapshot_id, branch_id)
select snapshot_object_id, sb.object_id as branch_id
from tmp_snapshot_branch tmp
join snapshot_branch sb
using (name, target, target_type)
where tmp.target is not null and tmp.target_type is not null
union
select snapshot_object_id, sb.object_id as branch_id
from tmp_snapshot_branch tmp
join snapshot_branch sb
using (name)
where tmp.target is null and tmp.target_type is null
and sb.target is null and sb.target_type is null;
end if;
truncate table tmp_snapshot_branch;
end;
$$;
create type snapshot_result as (
snapshot_id sha1_git,
name bytea,
target bytea,
target_type snapshot_target
);
create or replace function swh_snapshot_get_by_id(id sha1_git,
branches_from bytea default '', branches_count bigint default null,
target_types snapshot_target[] default NULL)
returns setof snapshot_result
language sql
stable
as $$
-- with small limits, the "naive" version of this query can degenerate into
-- using the deduplication index on snapshot_branch (name, target,
-- target_type); The planner happily scans several hundred million rows.
-- Do the query in two steps: first pull the relevant branches for the given
-- snapshot (filtering them by type), then do the limiting. This two-step
-- process guides the planner into using the proper index.
with filtered_snapshot_branches as (
select swh_snapshot_get_by_id.id as snapshot_id, name, target, target_type
from snapshot_branches
inner join snapshot_branch on snapshot_branches.branch_id = snapshot_branch.object_id
where snapshot_id = (select object_id from snapshot where snapshot.id = swh_snapshot_get_by_id.id)
and (target_types is null or target_type = any(target_types))
order by name
)
select snapshot_id, name, target, target_type
from filtered_snapshot_branches
where name >= branches_from
order by name limit branches_count;
$$;
create type snapshot_size as (
target_type snapshot_target,
count bigint
);
create or replace function swh_snapshot_count_branches(id sha1_git)
returns setof snapshot_size
language sql
stable
as $$
SELECT target_type, count(name)
from swh_snapshot_get_by_id(swh_snapshot_count_branches.id)
group by target_type;
$$;
-- Absolute path: directory reference + complete path relative to it
create type content_dir as (
directory sha1_git,
path unix_path
);
-- Find the containing directory of a given content, specified by sha1
-- (note: *not* sha1_git).
--
-- Return a pair (dir_it, path) where path is a UNIX path that, from the
-- directory root, reach down to a file with the desired content. Return NULL
-- if no match is found.
--
-- In case of multiple paths (i.e., pretty much always), an arbitrary one is
-- chosen.
create or replace function swh_content_find_directory(content_id sha1)
returns content_dir
language sql
stable
as $$
with recursive path as (
-- Recursively build a path from the requested content to a root
-- directory. Each iteration returns a pair (dir_id, filename) where
-- filename is relative to dir_id. Stops when no parent directory can
-- be found.
(select dir.id as dir_id, dir_entry_f.name as name, 0 as depth
from directory_entry_file as dir_entry_f
join content on content.sha1_git = dir_entry_f.target
join directory as dir on dir.file_entries @> array[dir_entry_f.id]
where content.sha1 = content_id
limit 1)
union all
(select dir.id as dir_id,
(dir_entry_d.name || '/' || path.name)::unix_path as name,
path.depth + 1
from path
join directory_entry_dir as dir_entry_d on dir_entry_d.target = path.dir_id
join directory as dir on dir.dir_entries @> array[dir_entry_d.id]
limit 1)
)
select dir_id, name from path order by depth desc limit 1;
$$;
-- Find the visit of origin closest to date visit_date
-- Breaks ties by selecting the largest visit id
create or replace function swh_visit_find_by_date(origin_url text, visit_date timestamptz default NOW())
returns setof origin_visit
language plpgsql
stable
as $$
declare
origin_id bigint;
begin
select id into origin_id from origin where url=origin_url;
return query
with closest_two_visits as ((
select ov, (date - visit_date), visit as interval
from origin_visit ov
where ov.origin = origin_id
and ov.date >= visit_date
order by ov.date asc, ov.visit desc
limit 1
) union (
select ov, (visit_date - date), visit as interval
from origin_visit ov
where ov.origin = origin_id
and ov.date < visit_date
order by ov.date desc, ov.visit desc
limit 1
)) select (ov).* from closest_two_visits order by interval, visit limit 1;
end
$$;
-- Object listing by object_id
create or replace function swh_content_list_by_object_id(
min_excl bigint,
max_incl bigint
)
returns setof content
language sql
stable
as $$
select * from content
where object_id > min_excl and object_id <= max_incl
order by object_id;
$$;
create or replace function swh_revision_list_by_object_id(
min_excl bigint,
max_incl bigint
)
returns setof revision_entry
language sql
stable
as $$
with revs as (
select * from revision
where object_id > min_excl and object_id <= max_incl
)
select r.id, r.date, r.date_offset, r.date_neg_utc_offset,
r.committer_date, r.committer_date_offset, r.committer_date_neg_utc_offset,
r.type, r.directory, r.message,
a.id, a.fullname, a.name, a.email, c.id, c.fullname, c.name, c.email, r.metadata, r.synthetic,
array(select rh.parent_id::bytea from revision_history rh where rh.id = r.id order by rh.parent_rank)
as parents, r.object_id
from revs r
left join person a on a.id = r.author
left join person c on c.id = r.committer
order by r.object_id;
$$;
create or replace function swh_release_list_by_object_id(
min_excl bigint,
max_incl bigint
)
returns setof release_entry
language sql
stable
as $$
with rels as (
select * from release
where object_id > min_excl and object_id <= max_incl
)
select r.id, r.target, r.target_type, r.date, r.date_offset, r.date_neg_utc_offset, r.name, r.comment,
r.synthetic, p.id as author_id, p.fullname as author_fullname, p.name as author_name, p.email as author_email, r.object_id
from rels r
left join person p on p.id = r.author
order by r.object_id;
$$;
-- simple counter mapping a textual label to an integer value
create type counter as (
label text,
value bigint
);
-- return statistics about the number of tuples in various SWH tables
--
-- Note: the returned values are based on postgres internal statistics
-- (pg_class table), which are only updated daily (by autovacuum) or so
create or replace function swh_stat_counters()
returns setof counter
language sql
stable
as $$
select object_type as label, value as value
from object_counts
where object_type in (
'content',
'directory',
'directory_entry_dir',
'directory_entry_file',
'directory_entry_rev',
'origin',
'origin_visit',
'person',
'release',
'revision',
'revision_history',
'skipped_content',
'snapshot'
);
$$;
create or replace function swh_update_counter(object_type text)
returns void
language plpgsql
as $$
begin
execute format('
insert into object_counts
(value, last_update, object_type)
values
((select count(*) from %1$I), NOW(), %1$L)
on conflict (object_type) do update set
value = excluded.value,
last_update = excluded.last_update',
object_type);
return;
end;
$$;
create or replace function swh_update_counter_bucketed()
returns void
language plpgsql
as $$
declare
query text;
line_to_update int;
new_value bigint;
begin
select
object_counts_bucketed.line,
format(
'select count(%I) from %I where %s',
coalesce(identifier, '*'),
object_type,
coalesce(
concat_ws(
' and ',
case when bucket_start is not null then
format('%I >= %L', identifier, bucket_start) -- lower bound condition, inclusive
end,
case when bucket_end is not null then
format('%I < %L', identifier, bucket_end) -- upper bound condition, exclusive
end
),
'true'
)
)
from object_counts_bucketed
order by coalesce(last_update, now() - '1 month'::interval) asc
limit 1
into line_to_update, query;
execute query into new_value;
update object_counts_bucketed
set value = new_value,
last_update = now()
where object_counts_bucketed.line = line_to_update;
END
$$;
create or replace function swh_update_counters_from_buckets()
returns trigger
language plpgsql
as $$
begin
with to_update as (
select object_type, sum(value) as value, max(last_update) as last_update
from object_counts_bucketed ob1
where not exists (
select 1 from object_counts_bucketed ob2
where ob1.object_type = ob2.object_type
and value is null
)
group by object_type
) update object_counts
set
value = to_update.value,
last_update = to_update.last_update
from to_update
where
object_counts.object_type = to_update.object_type
and object_counts.value != to_update.value;
return null;
end
$$;
create trigger update_counts_from_bucketed
after insert or update
on object_counts_bucketed
for each row
when (NEW.line % 256 = 0)
execute procedure swh_update_counters_from_buckets();
diff --git a/swh/storage/sql/60-swh-indexes.sql b/swh/storage/sql/60-swh-indexes.sql
index d2bbe779..cbf24944 100644
--- a/swh/storage/sql/60-swh-indexes.sql
+++ b/swh/storage/sql/60-swh-indexes.sql
@@ -1,192 +1,192 @@
-- content
create unique index concurrently content_pkey on content(sha1);
create unique index concurrently on content(sha1_git);
create index concurrently on content(sha256);
create index concurrently on content(blake2s256);
create index concurrently on content(ctime); -- TODO use a BRIN index here (postgres >= 9.5)
create unique index concurrently on content(object_id);
alter table content add primary key using index content_pkey;
-- origin
create unique index concurrently origin_pkey on origin(id);
create unique index concurrently on origin using btree(url);
create index concurrently on origin using gin (url gin_trgm_ops);
create index concurrently on origin using btree(digest(url, 'sha1'));
alter table origin add primary key using index origin_pkey;
-- skipped_content
alter table skipped_content add constraint skipped_content_sha1_sha1_git_sha256_key unique (sha1, sha1_git, sha256);
create index concurrently on skipped_content(sha1);
create index concurrently on skipped_content(sha1_git);
create index concurrently on skipped_content(sha256);
create index concurrently on skipped_content(blake2s256);
create unique index concurrently on skipped_content(object_id);
alter table skipped_content add constraint skipped_content_origin_fkey foreign key (origin) references origin(id) not valid;
alter table skipped_content validate constraint skipped_content_origin_fkey;
-- directory
create unique index concurrently directory_pkey on directory(id);
alter table directory add primary key using index directory_pkey;
create index concurrently on directory using gin (dir_entries);
create index concurrently on directory using gin (file_entries);
create index concurrently on directory using gin (rev_entries);
create unique index concurrently on directory(object_id);
-- directory_entry_dir
create unique index concurrently directory_entry_dir_pkey on directory_entry_dir(id);
alter table directory_entry_dir add primary key using index directory_entry_dir_pkey;
create unique index concurrently on directory_entry_dir(target, name, perms);
-- directory_entry_file
create unique index concurrently directory_entry_file_pkey on directory_entry_file(id);
alter table directory_entry_file add primary key using index directory_entry_file_pkey;
create unique index concurrently on directory_entry_file(target, name, perms);
-- directory_entry_rev
create unique index concurrently directory_entry_rev_pkey on directory_entry_rev(id);
alter table directory_entry_rev add primary key using index directory_entry_rev_pkey;
create unique index concurrently on directory_entry_rev(target, name, perms);
-- person
create unique index concurrently person_pkey on person(id);
alter table person add primary key using index person_pkey;
create unique index concurrently on person(fullname);
create index concurrently on person(name);
create index concurrently on person(email);
-- revision
create unique index concurrently revision_pkey on revision(id);
alter table revision add primary key using index revision_pkey;
alter table revision add constraint revision_author_fkey foreign key (author) references person(id) not valid;
alter table revision validate constraint revision_author_fkey;
alter table revision add constraint revision_committer_fkey foreign key (committer) references person(id) not valid;
alter table revision validate constraint revision_committer_fkey;
create index concurrently on revision(directory);
create unique index concurrently on revision(object_id);
-- revision_history
create unique index concurrently revision_history_pkey on revision_history(id, parent_rank);
alter table revision_history add primary key using index revision_history_pkey;
create index concurrently on revision_history(parent_id);
alter table revision_history add constraint revision_history_id_fkey foreign key (id) references revision(id) not valid;
alter table revision_history validate constraint revision_history_id_fkey;
-- snapshot
create unique index concurrently snapshot_pkey on snapshot(object_id);
alter table snapshot add primary key using index snapshot_pkey;
create unique index concurrently on snapshot(id);
-- snapshot_branch
create unique index concurrently snapshot_branch_pkey on snapshot_branch(object_id);
alter table snapshot_branch add primary key using index snapshot_branch_pkey;
create unique index concurrently on snapshot_branch (target_type, target, name);
alter table snapshot_branch add constraint snapshot_branch_target_check check ((target_type is null) = (target is null)) not valid;
alter table snapshot_branch validate constraint snapshot_branch_target_check;
alter table snapshot_branch add constraint snapshot_target_check check (target_type not in ('content', 'directory', 'revision', 'release', 'snapshot') or length(target) = 20) not valid;
alter table snapshot_branch validate constraint snapshot_target_check;
create unique index concurrently on snapshot_branch (name) where target_type is null and target is null;
-- snapshot_branches
create unique index concurrently snapshot_branches_pkey on snapshot_branches(snapshot_id, branch_id);
alter table snapshot_branches add primary key using index snapshot_branches_pkey;
alter table snapshot_branches add constraint snapshot_branches_snapshot_id_fkey foreign key (snapshot_id) references snapshot(object_id) not valid;
alter table snapshot_branches validate constraint snapshot_branches_snapshot_id_fkey;
alter table snapshot_branches add constraint snapshot_branches_branch_id_fkey foreign key (branch_id) references snapshot_branch(object_id) not valid;
alter table snapshot_branches validate constraint snapshot_branches_branch_id_fkey;
-- origin_visit
create unique index concurrently origin_visit_pkey on origin_visit(origin, visit);
alter table origin_visit add primary key using index origin_visit_pkey;
create index concurrently on origin_visit(date);
-create index concurrently on origin_visit(type, status, date);
+create index concurrently on origin_visit(type, date);
alter table origin_visit add constraint origin_visit_origin_fkey foreign key (origin) references origin(id) not valid;
alter table origin_visit validate constraint origin_visit_origin_fkey;
-- origin_visit_status
create unique index concurrently origin_visit_status_pkey on origin_visit_status(origin, visit, date);
alter table origin_visit_status add primary key using index origin_visit_status_pkey;
alter table origin_visit_status
add constraint origin_visit_status_origin_visit_fkey
foreign key (origin, visit)
references origin_visit(origin, visit) not valid;
alter table origin_visit_status validate constraint origin_visit_status_origin_visit_fkey;
-- release
create unique index concurrently release_pkey on release(id);
alter table release add primary key using index release_pkey;
create index concurrently on release(target, target_type);
create unique index concurrently on release(object_id);
alter table release add constraint release_author_fkey foreign key (author) references person(id) not valid;
alter table release validate constraint release_author_fkey;
-- if the author is null, then the date must be null
alter table release add constraint release_author_date_check check ((date is null) or (author is not null)) not valid;
alter table release validate constraint release_author_date_check;
-- metadata_fetcher
create unique index metadata_fetcher_pkey on metadata_fetcher(id);
alter table metadata_fetcher add primary key using index metadata_fetcher_pkey;
create unique index metadata_fetcher_name_version on metadata_fetcher(name, version);
-- metadata_authority
create unique index concurrently metadata_authority_pkey on metadata_authority(id);
alter table metadata_authority add primary key using index metadata_authority_pkey;
create unique index metadata_authority_type_url on metadata_authority(type, url);
-- origin_metadata
create unique index concurrently origin_metadata_pkey on origin_metadata(id);
alter table origin_metadata add primary key using index origin_metadata_pkey;
create unique index concurrently origin_metadata_origin_authority_date_fetcher on origin_metadata(origin_id, authority_id, discovery_date, fetcher_id);
alter table origin_metadata add constraint origin_metadata_origin_fkey foreign key (origin_id) references origin(id) not valid;
alter table origin_metadata validate constraint origin_metadata_origin_fkey;
alter table origin_metadata add constraint origin_metadata_authority_fkey foreign key (authority_id) references metadata_authority(id) not valid;
alter table origin_metadata validate constraint origin_metadata_authority_fkey;
alter table origin_metadata add constraint origin_metadata_fetcher_fkey foreign key (fetcher_id) references metadata_fetcher(id) not valid;
alter table origin_metadata validate constraint origin_metadata_fetcher_fkey;
-- object_counts
create unique index concurrently object_counts_pkey on object_counts(object_type);
alter table object_counts add primary key using index object_counts_pkey;
-- object_counts_bucketed
create unique index concurrently object_counts_bucketed_pkey on object_counts_bucketed(line);
alter table object_counts_bucketed add primary key using index object_counts_bucketed_pkey;
diff --git a/swh/storage/storage.py b/swh/storage/storage.py
index 17f596c5..0471dde4 100644
--- a/swh/storage/storage.py
+++ b/swh/storage/storage.py
@@ -1,1310 +1,1314 @@
# Copyright (C) 2015-2020 The Software Heritage developers
# See the AUTHORS file at the top-level directory of this distribution
# License: GNU General Public License version 3, or any later version
# See top-level LICENSE file for more information
import contextlib
import datetime
import itertools
from collections import defaultdict
from contextlib import contextmanager
from deprecated import deprecated
from typing import Any, Dict, Iterable, List, Optional
import attr
import psycopg2
import psycopg2.pool
import psycopg2.errors
from swh.core.api.serializers import msgpack_loads, msgpack_dumps
from swh.model.model import (
Content,
Directory,
Origin,
OriginVisit,
OriginVisitStatus,
Revision,
Release,
SkippedContent,
Snapshot,
SHA1_SIZE,
)
from swh.model.hashutil import DEFAULT_ALGORITHMS, hash_to_bytes, hash_to_hex
from swh.storage.objstorage import ObjStorage
from swh.storage.validate import VALIDATION_EXCEPTIONS
from swh.storage.utils import now
from . import converters
from .common import db_transaction_generator, db_transaction
from .db import Db
from .exc import StorageArgumentException, StorageDBError, HashCollision
from .algos import diff
from .metrics import timed, send_metric, process_metrics
from .utils import get_partition_bounds_bytes, extract_collision_hash
from .writer import JournalWriter
# Max block size of contents to return
BULK_BLOCK_CONTENT_LEN_MAX = 10000
EMPTY_SNAPSHOT_ID = hash_to_bytes("1a8893e6a86f444e8be8e7bda6cb34fb1735a00e")
"""Identifier for the empty snapshot"""
VALIDATION_EXCEPTIONS = VALIDATION_EXCEPTIONS + [
psycopg2.errors.CheckViolation,
psycopg2.errors.IntegrityError,
psycopg2.errors.InvalidTextRepresentation,
psycopg2.errors.NotNullViolation,
psycopg2.errors.NumericValueOutOfRange,
psycopg2.errors.UndefinedFunction, # (raised on wrong argument typs)
]
"""Exceptions raised by postgresql when validation of the arguments
failed."""
@contextlib.contextmanager
def convert_validation_exceptions():
"""Catches postgresql errors related to invalid arguments, and
re-raises a StorageArgumentException."""
try:
yield
except tuple(VALIDATION_EXCEPTIONS) as e:
raise StorageArgumentException(str(e))
class Storage:
"""SWH storage proxy, encompassing DB and object storage
"""
def __init__(
self, db, objstorage, min_pool_conns=1, max_pool_conns=10, journal_writer=None
):
"""
Args:
db_conn: either a libpq connection string, or a psycopg2 connection
obj_root: path to the root of the object storage
"""
try:
if isinstance(db, psycopg2.extensions.connection):
self._pool = None
self._db = Db(db)
else:
self._pool = psycopg2.pool.ThreadedConnectionPool(
min_pool_conns, max_pool_conns, db
)
self._db = None
except psycopg2.OperationalError as e:
raise StorageDBError(e)
self.journal_writer = JournalWriter(journal_writer)
self.objstorage = ObjStorage(objstorage)
def get_db(self):
if self._db:
return self._db
else:
return Db.from_pool(self._pool)
def put_db(self, db):
if db is not self._db:
db.put_conn()
@contextmanager
def db(self):
db = None
try:
db = self.get_db()
yield db
finally:
if db:
self.put_db(db)
@timed
@db_transaction()
def check_config(self, *, check_write, db=None, cur=None):
if not self.objstorage.check_config(check_write=check_write):
return False
# Check permissions on one of the tables
if check_write:
check = "INSERT"
else:
check = "SELECT"
cur.execute("select has_table_privilege(current_user, 'content', %s)", (check,))
return cur.fetchone()[0]
def _content_unique_key(self, hash, db):
"""Given a hash (tuple or dict), return a unique key from the
aggregation of keys.
"""
keys = db.content_hash_keys
if isinstance(hash, tuple):
return hash
return tuple([hash[k] for k in keys])
def _content_add_metadata(self, db, cur, content):
"""Add content to the postgresql database but not the object storage.
"""
# create temporary table for metadata injection
db.mktemp("content", cur)
db.copy_to(
(c.to_dict() for c in content), "tmp_content", db.content_add_keys, cur
)
# move metadata in place
try:
db.content_add_from_temp(cur)
except psycopg2.IntegrityError as e:
if e.diag.sqlstate == "23505" and e.diag.table_name == "content":
message_detail = e.diag.message_detail
if message_detail:
hash_name, hash_id = extract_collision_hash(message_detail)
collision_contents_hashes = [
c.hashes() for c in content if c.get_hash(hash_name) == hash_id
]
else:
constraint_to_hash_name = {
"content_pkey": "sha1",
"content_sha1_git_idx": "sha1_git",
"content_sha256_idx": "sha256",
}
hash_name = constraint_to_hash_name.get(e.diag.constraint_name)
hash_id = None
collision_contents_hashes = None
raise HashCollision(
hash_name, hash_id, collision_contents_hashes
) from None
else:
raise
@timed
@process_metrics
def content_add(self, content: Iterable[Content]) -> Dict:
ctime = now()
contents = [attr.evolve(c, ctime=ctime) for c in content]
objstorage_summary = self.objstorage.content_add(contents)
with self.db() as db:
with db.transaction() as cur:
missing = list(
self.content_missing(
map(Content.to_dict, contents),
key_hash="sha1_git",
db=db,
cur=cur,
)
)
contents = [c for c in contents if c.sha1_git in missing]
self.journal_writer.content_add(contents)
self._content_add_metadata(db, cur, contents)
return {
"content:add": len(contents),
"content:add:bytes": objstorage_summary["content:add:bytes"],
}
@timed
@db_transaction()
def content_update(self, content, keys=[], db=None, cur=None):
# TODO: Add a check on input keys. How to properly implement
# this? We don't know yet the new columns.
self.journal_writer.content_update(content)
db.mktemp("content", cur)
select_keys = list(set(db.content_get_metadata_keys).union(set(keys)))
with convert_validation_exceptions():
db.copy_to(content, "tmp_content", select_keys, cur)
db.content_update_from_temp(keys_to_update=keys, cur=cur)
@timed
@process_metrics
@db_transaction()
def content_add_metadata(
self, content: Iterable[Content], db=None, cur=None
) -> Dict:
contents = list(content)
missing = self.content_missing(
(c.to_dict() for c in contents), key_hash="sha1_git", db=db, cur=cur,
)
contents = [c for c in contents if c.sha1_git in missing]
self.journal_writer.content_add_metadata(contents)
self._content_add_metadata(db, cur, contents)
return {
"content:add": len(contents),
}
@timed
def content_get(self, content):
# FIXME: Make this method support slicing the `data`.
if len(content) > BULK_BLOCK_CONTENT_LEN_MAX:
raise StorageArgumentException(
"Send at maximum %s contents." % BULK_BLOCK_CONTENT_LEN_MAX
)
yield from self.objstorage.content_get(content)
@timed
@db_transaction()
def content_get_range(self, start, end, limit=1000, db=None, cur=None):
if limit is None:
raise StorageArgumentException("limit should not be None")
contents = []
next_content = None
for counter, content_row in enumerate(
db.content_get_range(start, end, limit + 1, cur)
):
content = dict(zip(db.content_get_metadata_keys, content_row))
if counter >= limit:
# take the last commit for the next page starting from this
next_content = content["sha1"]
break
contents.append(content)
return {
"contents": contents,
"next": next_content,
}
@timed
def content_get_partition(
self,
partition_id: int,
nb_partitions: int,
limit: int = 1000,
page_token: str = None,
):
if limit is None:
raise StorageArgumentException("limit should not be None")
(start, end) = get_partition_bounds_bytes(
partition_id, nb_partitions, SHA1_SIZE
)
if page_token:
start = hash_to_bytes(page_token)
if end is None:
end = b"\xff" * SHA1_SIZE
result = self.content_get_range(start, end, limit)
result2 = {
"contents": result["contents"],
"next_page_token": None,
}
if result["next"]:
result2["next_page_token"] = hash_to_hex(result["next"])
return result2
@timed
@db_transaction(statement_timeout=500)
def content_get_metadata(
self, contents: List[bytes], db=None, cur=None
) -> Dict[bytes, List[Dict]]:
result: Dict[bytes, List[Dict]] = {sha1: [] for sha1 in contents}
for row in db.content_get_metadata_from_sha1s(contents, cur):
content_meta = dict(zip(db.content_get_metadata_keys, row))
result[content_meta["sha1"]].append(content_meta)
return result
@timed
@db_transaction_generator()
def content_missing(self, content, key_hash="sha1", db=None, cur=None):
keys = db.content_hash_keys
if key_hash not in keys:
raise StorageArgumentException("key_hash should be one of %s" % keys)
key_hash_idx = keys.index(key_hash)
if not content:
return
for obj in db.content_missing_from_list(content, cur):
yield obj[key_hash_idx]
@timed
@db_transaction_generator()
def content_missing_per_sha1(self, contents, db=None, cur=None):
for obj in db.content_missing_per_sha1(contents, cur):
yield obj[0]
@timed
@db_transaction_generator()
def content_missing_per_sha1_git(self, contents, db=None, cur=None):
for obj in db.content_missing_per_sha1_git(contents, cur):
yield obj[0]
@timed
@db_transaction()
def content_find(self, content, db=None, cur=None):
if not set(content).intersection(DEFAULT_ALGORITHMS):
raise StorageArgumentException(
"content keys must contain at least one of: "
"sha1, sha1_git, sha256, blake2s256"
)
contents = db.content_find(
sha1=content.get("sha1"),
sha1_git=content.get("sha1_git"),
sha256=content.get("sha256"),
blake2s256=content.get("blake2s256"),
cur=cur,
)
return [dict(zip(db.content_find_cols, content)) for content in contents]
@timed
@db_transaction()
def content_get_random(self, db=None, cur=None):
return db.content_get_random(cur)
@staticmethod
def _skipped_content_normalize(d):
d = d.copy()
if d.get("status") is None:
d["status"] = "absent"
if d.get("length") is None:
d["length"] = -1
return d
@staticmethod
def _skipped_content_validate(d):
"""Sanity checks on status / reason / length, that postgresql
doesn't enforce."""
if d["status"] != "absent":
raise StorageArgumentException(
"Invalid content status: {}".format(d["status"])
)
if d.get("reason") is None:
raise StorageArgumentException(
"Must provide a reason if content is absent."
)
if d["length"] < -1:
raise StorageArgumentException("Content length must be positive or -1.")
def _skipped_content_add_metadata(self, db, cur, content: Iterable[SkippedContent]):
origin_ids = db.origin_id_get_by_url([cont.origin for cont in content], cur=cur)
content = [
attr.evolve(c, origin=origin_id)
for (c, origin_id) in zip(content, origin_ids)
]
db.mktemp("skipped_content", cur)
db.copy_to(
[c.to_dict() for c in content],
"tmp_skipped_content",
db.skipped_content_keys,
cur,
)
# move metadata in place
db.skipped_content_add_from_temp(cur)
@timed
@process_metrics
@db_transaction()
def skipped_content_add(
self, content: Iterable[SkippedContent], db=None, cur=None
) -> Dict:
ctime = now()
content = [attr.evolve(c, ctime=ctime) for c in content]
missing_contents = self.skipped_content_missing(
(c.to_dict() for c in content), db=db, cur=cur,
)
content = [
c
for c in content
if any(
all(
c.get_hash(algo) == missing_content.get(algo)
for algo in DEFAULT_ALGORITHMS
)
for missing_content in missing_contents
)
]
self.journal_writer.skipped_content_add(content)
self._skipped_content_add_metadata(db, cur, content)
return {
"skipped_content:add": len(content),
}
@timed
@db_transaction_generator()
def skipped_content_missing(self, contents, db=None, cur=None):
contents = list(contents)
for content in db.skipped_content_missing(contents, cur):
yield dict(zip(db.content_hash_keys, content))
@timed
@process_metrics
@db_transaction()
def directory_add(
self, directories: Iterable[Directory], db=None, cur=None
) -> Dict:
directories = list(directories)
summary = {"directory:add": 0}
dirs = set()
dir_entries: Dict[str, defaultdict] = {
"file": defaultdict(list),
"dir": defaultdict(list),
"rev": defaultdict(list),
}
for cur_dir in directories:
dir_id = cur_dir.id
dirs.add(dir_id)
for src_entry in cur_dir.entries:
entry = src_entry.to_dict()
entry["dir_id"] = dir_id
dir_entries[entry["type"]][dir_id].append(entry)
dirs_missing = set(self.directory_missing(dirs, db=db, cur=cur))
if not dirs_missing:
return summary
self.journal_writer.directory_add(
dir_ for dir_ in directories if dir_.id in dirs_missing
)
# Copy directory ids
dirs_missing_dict = ({"id": dir} for dir in dirs_missing)
db.mktemp("directory", cur)
db.copy_to(dirs_missing_dict, "tmp_directory", ["id"], cur)
# Copy entries
for entry_type, entry_list in dir_entries.items():
entries = itertools.chain.from_iterable(
entries_for_dir
for dir_id, entries_for_dir in entry_list.items()
if dir_id in dirs_missing
)
db.mktemp_dir_entry(entry_type)
db.copy_to(
entries,
"tmp_directory_entry_%s" % entry_type,
["target", "name", "perms", "dir_id"],
cur,
)
# Do the final copy
db.directory_add_from_temp(cur)
summary["directory:add"] = len(dirs_missing)
return summary
@timed
@db_transaction_generator()
def directory_missing(self, directories, db=None, cur=None):
for obj in db.directory_missing_from_list(directories, cur):
yield obj[0]
@timed
@db_transaction_generator(statement_timeout=20000)
def directory_ls(self, directory, recursive=False, db=None, cur=None):
if recursive:
res_gen = db.directory_walk(directory, cur=cur)
else:
res_gen = db.directory_walk_one(directory, cur=cur)
for line in res_gen:
yield dict(zip(db.directory_ls_cols, line))
@timed
@db_transaction(statement_timeout=2000)
def directory_entry_get_by_path(self, directory, paths, db=None, cur=None):
res = db.directory_entry_get_by_path(directory, paths, cur)
if res:
return dict(zip(db.directory_ls_cols, res))
@timed
@db_transaction()
def directory_get_random(self, db=None, cur=None):
return db.directory_get_random(cur)
@timed
@process_metrics
@db_transaction()
def revision_add(self, revisions: Iterable[Revision], db=None, cur=None) -> Dict:
revisions = list(revisions)
summary = {"revision:add": 0}
revisions_missing = set(
self.revision_missing(
set(revision.id for revision in revisions), db=db, cur=cur
)
)
if not revisions_missing:
return summary
db.mktemp_revision(cur)
revisions_filtered = [
revision for revision in revisions if revision.id in revisions_missing
]
self.journal_writer.revision_add(revisions_filtered)
revisions_filtered = list(map(converters.revision_to_db, revisions_filtered))
parents_filtered: List[bytes] = []
with convert_validation_exceptions():
db.copy_to(
revisions_filtered,
"tmp_revision",
db.revision_add_cols,
cur,
lambda rev: parents_filtered.extend(rev["parents"]),
)
db.revision_add_from_temp(cur)
db.copy_to(
parents_filtered,
"revision_history",
["id", "parent_id", "parent_rank"],
cur,
)
return {"revision:add": len(revisions_missing)}
@timed
@db_transaction_generator()
def revision_missing(self, revisions, db=None, cur=None):
if not revisions:
return
for obj in db.revision_missing_from_list(revisions, cur):
yield obj[0]
@timed
@db_transaction_generator(statement_timeout=1000)
def revision_get(self, revisions, db=None, cur=None):
for line in db.revision_get_from_list(revisions, cur):
data = converters.db_to_revision(dict(zip(db.revision_get_cols, line)))
if not data["type"]:
yield None
continue
yield data
@timed
@db_transaction_generator(statement_timeout=2000)
def revision_log(self, revisions, limit=None, db=None, cur=None):
for line in db.revision_log(revisions, limit, cur):
data = converters.db_to_revision(dict(zip(db.revision_get_cols, line)))
if not data["type"]:
yield None
continue
yield data
@timed
@db_transaction_generator(statement_timeout=2000)
def revision_shortlog(self, revisions, limit=None, db=None, cur=None):
yield from db.revision_shortlog(revisions, limit, cur)
@timed
@db_transaction()
def revision_get_random(self, db=None, cur=None):
return db.revision_get_random(cur)
@timed
@process_metrics
@db_transaction()
def release_add(self, releases: Iterable[Release], db=None, cur=None) -> Dict:
releases = list(releases)
summary = {"release:add": 0}
release_ids = set(release.id for release in releases)
releases_missing = set(self.release_missing(release_ids, db=db, cur=cur))
if not releases_missing:
return summary
db.mktemp_release(cur)
releases_filtered = [
release for release in releases if release.id in releases_missing
]
self.journal_writer.release_add(releases_filtered)
releases_filtered = list(map(converters.release_to_db, releases_filtered))
with convert_validation_exceptions():
db.copy_to(releases_filtered, "tmp_release", db.release_add_cols, cur)
db.release_add_from_temp(cur)
return {"release:add": len(releases_missing)}
@timed
@db_transaction_generator()
def release_missing(self, releases, db=None, cur=None):
if not releases:
return
for obj in db.release_missing_from_list(releases, cur):
yield obj[0]
@timed
@db_transaction_generator(statement_timeout=500)
def release_get(self, releases, db=None, cur=None):
for release in db.release_get_from_list(releases, cur):
data = converters.db_to_release(dict(zip(db.release_get_cols, release)))
yield data if data["target_type"] else None
@timed
@db_transaction()
def release_get_random(self, db=None, cur=None):
return db.release_get_random(cur)
@timed
@process_metrics
@db_transaction()
def snapshot_add(self, snapshots: Iterable[Snapshot], db=None, cur=None) -> Dict:
created_temp_table = False
count = 0
for snapshot in snapshots:
if not db.snapshot_exists(snapshot.id, cur):
if not created_temp_table:
db.mktemp_snapshot_branch(cur)
created_temp_table = True
with convert_validation_exceptions():
db.copy_to(
(
{
"name": name,
"target": info.target if info else None,
"target_type": (
info.target_type.value if info else None
),
}
for name, info in snapshot.branches.items()
),
"tmp_snapshot_branch",
["name", "target", "target_type"],
cur,
)
self.journal_writer.snapshot_add([snapshot])
db.snapshot_add(snapshot.id, cur)
count += 1
return {"snapshot:add": count}
@timed
@db_transaction_generator()
def snapshot_missing(self, snapshots, db=None, cur=None):
for obj in db.snapshot_missing_from_list(snapshots, cur):
yield obj[0]
@timed
@db_transaction(statement_timeout=2000)
def snapshot_get(self, snapshot_id, db=None, cur=None):
return self.snapshot_get_branches(snapshot_id, db=db, cur=cur)
@timed
@db_transaction(statement_timeout=2000)
def snapshot_get_by_origin_visit(self, origin, visit, db=None, cur=None):
snapshot_id = db.snapshot_get_by_origin_visit(origin, visit, cur)
if snapshot_id:
return self.snapshot_get(snapshot_id, db=db, cur=cur)
return None
@timed
@db_transaction(statement_timeout=2000)
def snapshot_count_branches(self, snapshot_id, db=None, cur=None):
return dict([bc for bc in db.snapshot_count_branches(snapshot_id, cur)])
@timed
@db_transaction(statement_timeout=2000)
def snapshot_get_branches(
self,
snapshot_id,
branches_from=b"",
branches_count=1000,
target_types=None,
db=None,
cur=None,
):
if snapshot_id == EMPTY_SNAPSHOT_ID:
return {
"id": snapshot_id,
"branches": {},
"next_branch": None,
}
branches = {}
next_branch = None
fetched_branches = list(
db.snapshot_get_by_id(
snapshot_id,
branches_from=branches_from,
branches_count=branches_count + 1,
target_types=target_types,
cur=cur,
)
)
for branch in fetched_branches[:branches_count]:
branch = dict(zip(db.snapshot_get_cols, branch))
del branch["snapshot_id"]
name = branch.pop("name")
if branch == {"target": None, "target_type": None}:
branch = None
branches[name] = branch
if len(fetched_branches) > branches_count:
branch = dict(zip(db.snapshot_get_cols, fetched_branches[-1]))
next_branch = branch["name"]
if branches:
return {
"id": snapshot_id,
"branches": branches,
"next_branch": next_branch,
}
return None
@timed
@db_transaction()
def snapshot_get_random(self, db=None, cur=None):
return db.snapshot_get_random(cur)
@timed
@db_transaction()
def origin_visit_add(
self, visits: Iterable[OriginVisit], db=None, cur=None
) -> Iterable[OriginVisit]:
for visit in visits:
origin = self.origin_get({"url": visit.origin}, db=db, cur=cur)
if not origin: # Cannot add a visit without an origin
raise StorageArgumentException("Unknown origin %s", visit.origin)
all_visits = []
nb_visits = 0
for visit in visits:
nb_visits += 1
if not visit.visit:
with convert_validation_exceptions():
visit_id = db.origin_visit_add(
visit.origin, visit.date, visit.type, cur=cur
)
visit = attr.evolve(visit, visit=visit_id)
else:
db.origin_visit_upsert(visit)
assert visit.visit is not None
all_visits.append(visit)
# Forced to write after for the case when the visit has no id
self.journal_writer.origin_visit_add([visit])
- visit_status_dict = visit.to_dict()
- visit_status_dict.pop("type")
- visit_status = OriginVisitStatus.from_dict(visit_status_dict)
+ visit_status = OriginVisitStatus(
+ origin=visit.origin,
+ visit=visit.visit,
+ date=visit.date,
+ status="created",
+ snapshot=None,
+ )
self._origin_visit_status_add(visit_status, db=db, cur=cur)
send_metric("origin_visit:add", count=nb_visits, method_name="origin_visit")
return all_visits
def _origin_visit_status_add(
self, visit_status: OriginVisitStatus, db, cur
) -> None:
"""Add an origin visit status"""
self.journal_writer.origin_visit_status_add([visit_status])
db.origin_visit_status_add(visit_status, cur=cur)
send_metric(
"origin_visit_status:add", count=1, method_name="origin_visit_status"
)
@timed
@db_transaction()
def origin_visit_status_add(
self, visit_statuses: Iterable[OriginVisitStatus], db=None, cur=None,
) -> None:
# First round to check existence (fail early if any is ko)
for visit_status in visit_statuses:
origin_url = self.origin_get({"url": visit_status.origin}, db=db, cur=cur)
if not origin_url:
raise StorageArgumentException(f"Unknown origin {visit_status.origin}")
for visit_status in visit_statuses:
self._origin_visit_status_add(visit_status, db, cur)
@timed
@db_transaction()
def origin_visit_status_get_latest(
self,
origin_url: str,
visit: int,
allowed_statuses: Optional[List[str]] = None,
require_snapshot: bool = False,
db=None,
cur=None,
) -> Optional[OriginVisitStatus]:
row = db.origin_visit_status_get_latest(
origin_url, visit, allowed_statuses, require_snapshot, cur=cur
)
if not row:
return None
return OriginVisitStatus.from_dict(row)
def _origin_visit_get_updated(
self, origin: str, visit_id: int, db, cur
) -> Optional[Dict[str, Any]]:
"""Retrieve origin visit and latest origin visit status and merge them
into an origin visit.
"""
row_visit = db.origin_visit_get(origin, visit_id)
if row_visit is None:
return None
visit = dict(zip(db.origin_visit_get_cols, row_visit))
return self._origin_visit_apply_update(visit, db=db, cur=cur)
def _origin_visit_apply_update(
self, visit: Dict[str, Any], db, cur=None
) -> Dict[str, Any]:
"""Retrieve the latest visit status information for the origin visit.
Then merge it with the visit and return it.
"""
visit_status = db.origin_visit_status_get_latest(
visit["origin"], visit["visit"], cur=cur
)
return self._origin_visit_merge(visit, visit_status)
def _origin_visit_merge(
self, visit: Dict[str, Any], visit_status: Dict[str, Any]
) -> Dict[str, Any]:
"""Merge origin_visit and origin_visit_status together.
"""
return OriginVisit.from_dict(
{
# default to the values in visit
**visit,
# override with the last update
**visit_status,
# visit['origin'] is the URL (via a join), while
# visit_status['origin'] is only an id.
"origin": visit["origin"],
# but keep the date of the creation of the origin visit
"date": visit["date"],
}
).to_dict()
@timed
@db_transaction_generator(statement_timeout=500)
def origin_visit_get(
self,
origin: str,
last_visit: Optional[int] = None,
limit: Optional[int] = None,
db=None,
cur=None,
) -> Iterable[Dict[str, Any]]:
lines = db.origin_visit_get_all(
origin, last_visit=last_visit, limit=limit, cur=cur
)
for line in lines:
visit = dict(zip(db.origin_visit_get_cols, line))
yield self._origin_visit_apply_update(visit, db)
@timed
@db_transaction(statement_timeout=500)
def origin_visit_find_by_date(
self, origin: str, visit_date: datetime.datetime, db=None, cur=None
) -> Optional[Dict[str, Any]]:
visit = db.origin_visit_find_by_date(origin, visit_date, cur=cur)
if visit:
return self._origin_visit_apply_update(visit, db)
return None
@timed
@db_transaction(statement_timeout=500)
def origin_visit_get_by(
self, origin: str, visit: int, db=None, cur=None
) -> Optional[Dict[str, Any]]:
row = db.origin_visit_get(origin, visit, cur)
if row:
visit_dict = dict(zip(db.origin_visit_get_cols, row))
return self._origin_visit_apply_update(visit_dict, db)
return None
@timed
@db_transaction(statement_timeout=4000)
def origin_visit_get_latest(
self,
origin: str,
type: Optional[str] = None,
allowed_statuses: Optional[List[str]] = None,
require_snapshot: bool = False,
db=None,
cur=None,
) -> Optional[Dict[str, Any]]:
row = db.origin_visit_get_latest(
origin,
type=type,
allowed_statuses=allowed_statuses,
require_snapshot=require_snapshot,
cur=cur,
)
if row:
visit = dict(zip(db.origin_visit_get_cols, row))
return self._origin_visit_apply_update(visit, db)
return None
@timed
@db_transaction()
def origin_visit_get_random(
self, type: str, db=None, cur=None
) -> Optional[Dict[str, Any]]:
row = db.origin_visit_get_random(type, cur)
if row:
visit = dict(zip(db.origin_visit_get_cols, row))
return self._origin_visit_apply_update(visit, db)
return None
@timed
@db_transaction(statement_timeout=2000)
def object_find_by_sha1_git(self, ids, db=None, cur=None):
ret = {id: [] for id in ids}
for retval in db.object_find_by_sha1_git(ids, cur=cur):
if retval[1]:
ret[retval[0]].append(
dict(zip(db.object_find_by_sha1_git_cols, retval))
)
return ret
@timed
@db_transaction(statement_timeout=500)
def origin_get(self, origins, db=None, cur=None):
if isinstance(origins, dict):
# Old API
return_single = True
origins = [origins]
elif len(origins) == 0:
return []
else:
return_single = False
origin_urls = [origin["url"] for origin in origins]
results = db.origin_get_by_url(origin_urls, cur)
results = [dict(zip(db.origin_cols, result)) for result in results]
if return_single:
assert len(results) == 1
if results[0]["url"] is not None:
return results[0]
else:
return None
else:
return [None if res["url"] is None else res for res in results]
@timed
@db_transaction_generator(statement_timeout=500)
def origin_get_by_sha1(self, sha1s, db=None, cur=None):
for line in db.origin_get_by_sha1(sha1s, cur):
if line[0] is not None:
yield dict(zip(db.origin_cols, line))
else:
yield None
@timed
@db_transaction_generator()
def origin_get_range(self, origin_from=1, origin_count=100, db=None, cur=None):
for origin in db.origin_get_range(origin_from, origin_count, cur):
yield dict(zip(db.origin_get_range_cols, origin))
@timed
@db_transaction()
def origin_list(
self, page_token: Optional[str] = None, limit: int = 100, *, db=None, cur=None
) -> dict:
page_token = page_token or "0"
if not isinstance(page_token, str):
raise StorageArgumentException("page_token must be a string.")
origin_from = int(page_token)
result: Dict[str, Any] = {
"origins": [
dict(zip(db.origin_get_range_cols, origin))
for origin in db.origin_get_range(origin_from, limit, cur)
],
}
assert len(result["origins"]) <= limit
if len(result["origins"]) == limit:
result["next_page_token"] = str(result["origins"][limit - 1]["id"] + 1)
for origin in result["origins"]:
del origin["id"]
return result
@timed
@db_transaction_generator()
def origin_search(
self,
url_pattern,
offset=0,
limit=50,
regexp=False,
with_visit=False,
db=None,
cur=None,
):
for origin in db.origin_search(
url_pattern, offset, limit, regexp, with_visit, cur
):
yield dict(zip(db.origin_cols, origin))
@timed
@db_transaction()
def origin_count(
self, url_pattern, regexp=False, with_visit=False, db=None, cur=None
):
return db.origin_count(url_pattern, regexp, with_visit, cur)
@timed
@db_transaction()
def origin_add(
self, origins: Iterable[Origin], db=None, cur=None
) -> Dict[str, int]:
urls = [o.url for o in origins]
known_origins = set(url for (url,) in db.origin_get_by_url(urls, cur))
# use lists here to keep origins sorted; some tests depend on this
to_add = [url for url in urls if url not in known_origins]
self.journal_writer.origin_add([Origin(url=url) for url in to_add])
added = 0
for url in to_add:
if db.origin_add(url, cur):
added += 1
return {"origin:add": added}
@deprecated("Use origin_add([origin]) instead")
@timed
@db_transaction()
def origin_add_one(self, origin: Origin, db=None, cur=None) -> str:
stats = self.origin_add([origin])
if stats.get("origin:add", 0):
send_metric("origin:add", count=1, method_name="origin_add_one")
return origin.url
@db_transaction(statement_timeout=500)
def stat_counters(self, db=None, cur=None):
return {k: v for (k, v) in db.stat_counters()}
@db_transaction()
def refresh_stat_counters(self, db=None, cur=None):
keys = [
"content",
"directory",
"directory_entry_dir",
"directory_entry_file",
"directory_entry_rev",
"origin",
"origin_visit",
"person",
"release",
"revision",
"revision_history",
"skipped_content",
"snapshot",
]
for key in keys:
cur.execute("select * from swh_update_counter(%s)", (key,))
@timed
@db_transaction()
def origin_metadata_add(
self,
origin_url: str,
discovery_date: datetime.datetime,
authority: Dict[str, Any],
fetcher: Dict[str, Any],
format: str,
metadata: bytes,
db=None,
cur=None,
) -> None:
authority_id = db.metadata_authority_get_id(
authority["type"], authority["url"], cur
)
if not authority_id:
raise StorageArgumentException(f"Unknown authority {authority}")
fetcher_id = db.metadata_fetcher_get_id(
fetcher["name"], fetcher["version"], cur
)
if not fetcher_id:
raise StorageArgumentException(f"Unknown fetcher {fetcher}")
try:
db.origin_metadata_add(
origin_url,
discovery_date,
authority_id,
fetcher_id,
format,
metadata,
cur,
)
except psycopg2.ProgrammingError as e:
raise StorageArgumentException(*e.args)
send_metric("origin_metadata:add", count=1, method_name="origin_metadata_add")
@timed
@db_transaction(statement_timeout=500)
def origin_metadata_get(
self,
origin_url: str,
authority: Dict[str, str],
after: Optional[datetime.datetime] = None,
page_token: Optional[bytes] = None,
limit: int = 1000,
db=None,
cur=None,
) -> Dict[str, Any]:
if page_token:
(after_time, after_fetcher) = msgpack_loads(page_token)
if after and after_time < after:
raise StorageArgumentException(
"page_token is inconsistent with the value of 'after'."
)
else:
after_time = after
after_fetcher = None
authority_id = db.metadata_authority_get_id(
authority["type"], authority["url"], cur
)
if not authority_id:
return {
"next_page_token": None,
"results": [],
}
rows = db.origin_metadata_get(
origin_url, authority_id, after_time, after_fetcher, limit + 1, cur
)
rows = [dict(zip(db.origin_metadata_get_cols, row)) for row in rows]
results = []
for row in rows:
row = row.copy()
row.pop("metadata_fetcher.id")
results.append(
{
"origin_url": row.pop("origin.url"),
"authority": {
"type": row.pop("metadata_authority.type"),
"url": row.pop("metadata_authority.url"),
},
"fetcher": {
"name": row.pop("metadata_fetcher.name"),
"version": row.pop("metadata_fetcher.version"),
},
**row,
}
)
if len(results) > limit:
results.pop()
assert len(results) == limit
last_returned_row = rows[-2] # rows[-1] corresponds to the popped result
next_page_token: Optional[bytes] = msgpack_dumps(
(
last_returned_row["discovery_date"],
last_returned_row["metadata_fetcher.id"],
)
)
else:
next_page_token = None
return {
"next_page_token": next_page_token,
"results": results,
}
@timed
@db_transaction()
def metadata_fetcher_add(
self, name: str, version: str, metadata: Dict[str, Any], db=None, cur=None
) -> None:
db.metadata_fetcher_add(name, version, metadata)
send_metric("metadata_fetcher:add", count=1, method_name="metadata_fetcher")
@timed
@db_transaction(statement_timeout=500)
def metadata_fetcher_get(
self, name: str, version: str, db=None, cur=None
) -> Optional[Dict[str, Any]]:
row = db.metadata_fetcher_get(name, version, cur=cur)
if not row:
return None
return dict(zip(db.metadata_fetcher_cols, row))
@timed
@db_transaction()
def metadata_authority_add(
self, type: str, url: str, metadata: Dict[str, Any], db=None, cur=None
) -> None:
db.metadata_authority_add(type, url, metadata, cur)
send_metric("metadata_authority:add", count=1, method_name="metadata_authority")
@timed
@db_transaction()
def metadata_authority_get(
self, type: str, url: str, db=None, cur=None
) -> Optional[Dict[str, Any]]:
row = db.metadata_authority_get(type, url, cur=cur)
if not row:
return None
return dict(zip(db.metadata_authority_cols, row))
@timed
def diff_directories(self, from_dir, to_dir, track_renaming=False):
return diff.diff_directories(self, from_dir, to_dir, track_renaming)
@timed
def diff_revisions(self, from_rev, to_rev, track_renaming=False):
return diff.diff_revisions(self, from_rev, to_rev, track_renaming)
@timed
def diff_revision(self, revision, track_renaming=False):
return diff.diff_revision(self, revision, track_renaming)
def clear_buffers(self, object_types: Optional[Iterable[str]] = None) -> None:
"""Do nothing
"""
return None
def flush(self, object_types: Optional[Iterable[str]] = None) -> Dict:
return {}
diff --git a/swh/storage/tests/test_backfill.py b/swh/storage/tests/test_backfill.py
index 41be43c0..9513cff3 100644
--- a/swh/storage/tests/test_backfill.py
+++ b/swh/storage/tests/test_backfill.py
@@ -1,244 +1,241 @@
# Copyright (C) 2019 The Software Heritage developers
# See the AUTHORS file at the top-level directory of this distribution
# License: GNU General Public License version 3, or any later version
# See top-level LICENSE file for more information
import pytest
import functools
from unittest.mock import patch
from swh.storage import get_storage
from swh.storage.backfill import JournalBackfiller, compute_query, PARTITION_KEY
from swh.storage.replay import process_replay_objects
from swh.storage.tests.test_replay import check_replayed
from swh.journal.client import JournalClient
from swh.journal.tests.journal_data import TEST_OBJECTS
TEST_CONFIG = {
"brokers": ["localhost"],
"prefix": "swh.tmp_journal.new",
"client_id": "swh.journal.client.test",
"storage_dbconn": "service=swh-dev",
}
def test_config_ko_missing_mandatory_key():
"""Missing configuration key will make the initialization fail
"""
for key in TEST_CONFIG.keys():
config = TEST_CONFIG.copy()
config.pop(key)
with pytest.raises(ValueError) as e:
JournalBackfiller(config)
error = "Configuration error: The following keys must be" " provided: %s" % (
",".join([key]),
)
assert e.value.args[0] == error
def test_config_ko_unknown_object_type():
"""Parse arguments will fail if the object type is unknown
"""
backfiller = JournalBackfiller(TEST_CONFIG)
with pytest.raises(ValueError) as e:
backfiller.parse_arguments("unknown-object-type", 1, 2)
error = (
"Object type unknown-object-type is not supported. "
"The only possible values are %s" % (", ".join(PARTITION_KEY))
)
assert e.value.args[0] == error
def test_compute_query_content():
query, where_args, column_aliases = compute_query("content", "\x000000", "\x000001")
assert where_args == ["\x000000", "\x000001"]
assert column_aliases == [
"sha1",
"sha1_git",
"sha256",
"blake2s256",
"length",
"status",
"ctime",
]
assert (
query
== """
select sha1,sha1_git,sha256,blake2s256,length,status,ctime
from content
where (sha1) >= %s and (sha1) < %s
"""
)
def test_compute_query_skipped_content():
query, where_args, column_aliases = compute_query("skipped_content", None, None)
assert where_args == []
assert column_aliases == [
"sha1",
"sha1_git",
"sha256",
"blake2s256",
"length",
"ctime",
"status",
"reason",
]
assert (
query
== """
select sha1,sha1_git,sha256,blake2s256,length,ctime,status,reason
from skipped_content
"""
)
def test_compute_query_origin_visit():
query, where_args, column_aliases = compute_query("origin_visit", 1, 10)
assert where_args == [1, 10]
assert column_aliases == [
"visit",
"type",
"origin",
"date",
- "snapshot",
- "status",
- "metadata",
]
assert (
query
== """
-select visit,type,origin.url as origin,date,snapshot,status,metadata
+select visit,type,origin.url as origin,date
from origin_visit
left join origin on origin_visit.origin=origin.id
where (origin_visit.origin) >= %s and (origin_visit.origin) < %s
"""
)
def test_compute_query_release():
query, where_args, column_aliases = compute_query("release", "\x000002", "\x000003")
assert where_args == ["\x000002", "\x000003"]
assert column_aliases == [
"id",
"date",
"date_offset",
"date_neg_utc_offset",
"comment",
"name",
"synthetic",
"target",
"target_type",
"author_id",
"author_name",
"author_email",
"author_fullname",
]
assert (
query
== """
select release.id as id,date,date_offset,date_neg_utc_offset,comment,release.name as name,synthetic,target,target_type,a.id as author_id,a.name as author_name,a.email as author_email,a.fullname as author_fullname
from release
left join person a on release.author=a.id
where (release.id) >= %s and (release.id) < %s
""" # noqa
)
RANGE_GENERATORS = {
"content": lambda start, end: [(None, None)],
"skipped_content": lambda start, end: [(None, None)],
"directory": lambda start, end: [(None, None)],
"revision": lambda start, end: [(None, None)],
"release": lambda start, end: [(None, None)],
"snapshot": lambda start, end: [(None, None)],
"origin": lambda start, end: [(None, 10000)],
"origin_visit": lambda start, end: [(None, 10000)],
"origin_visit_status": lambda start, end: [(None, 10000)],
}
@patch("swh.storage.backfill.RANGE_GENERATORS", RANGE_GENERATORS)
def test_backfiller(
swh_storage_backend_config,
kafka_prefix: str,
kafka_consumer_group: str,
kafka_server: str,
):
prefix1 = f"{kafka_prefix}-1"
prefix2 = f"{kafka_prefix}-2"
journal1 = {
"cls": "kafka",
"brokers": [kafka_server],
"client_id": "kafka_writer-1",
"prefix": prefix1,
}
swh_storage_backend_config["journal_writer"] = journal1
storage = get_storage(**swh_storage_backend_config)
# fill the storage and the journal (under prefix1)
for object_type, objects in TEST_OBJECTS.items():
method = getattr(storage, object_type + "_add")
method(objects)
# now apply the backfiller on the storage to fill the journal under prefix2
backfiller_config = {
"brokers": [kafka_server],
"client_id": "kafka_writer-2",
"prefix": prefix2,
"storage_dbconn": swh_storage_backend_config["db"],
}
# Backfilling
backfiller = JournalBackfiller(backfiller_config)
for object_type in TEST_OBJECTS:
backfiller.run(object_type, None, None)
# now check journal content are the same under both topics
# use the replayer scaffolding to fill storages to make is a bit easier
# Replaying #1
sto1 = get_storage(cls="memory")
replayer1 = JournalClient(
brokers=kafka_server,
group_id=f"{kafka_consumer_group}-1",
prefix=prefix1,
stop_on_eof=True,
)
worker_fn1 = functools.partial(process_replay_objects, storage=sto1)
replayer1.process(worker_fn1)
# Replaying #2
sto2 = get_storage(cls="memory")
replayer2 = JournalClient(
brokers=kafka_server,
group_id=f"{kafka_consumer_group}-2",
prefix=prefix2,
stop_on_eof=True,
)
worker_fn2 = functools.partial(process_replay_objects, storage=sto2)
replayer2.process(worker_fn2)
# Compare storages
check_replayed(sto1, sto2)
diff --git a/swh/storage/tests/test_storage.py b/swh/storage/tests/test_storage.py
index 2801a86d..bc42bc7b 100644
--- a/swh/storage/tests/test_storage.py
+++ b/swh/storage/tests/test_storage.py
@@ -1,3971 +1,3912 @@
# Copyright (C) 2015-2020 The Software Heritage developers
# See the AUTHORS file at the top-level directory of this distribution
# License: GNU General Public License version 3, or any later version
# See top-level LICENSE file for more information
-import attr
import copy
from contextlib import contextmanager
import datetime
import inspect
import itertools
import math
import queue
import random
import threading
from collections import defaultdict
from datetime import timedelta
from unittest.mock import Mock
import psycopg2
import pytest
from hypothesis import given, strategies, settings, HealthCheck
from typing import ClassVar, Optional
from swh.model import from_disk, identifiers
from swh.model.hashutil import hash_to_bytes
from swh.model.model import (
Content,
Directory,
Origin,
OriginVisit,
OriginVisitStatus,
Release,
Revision,
Snapshot,
)
from swh.model.hypothesis_strategies import objects
from swh.model.hashutil import hash_to_hex
from swh.storage import get_storage
from swh.storage.converters import origin_url_to_sha1 as sha1
from swh.storage.exc import HashCollision, StorageArgumentException
from swh.storage.interface import StorageInterface
from swh.storage.utils import content_hex_hashes, now
from .storage_data import data
@contextmanager
def db_transaction(storage):
with storage.db() as db:
with db.transaction() as cur:
yield db, cur
def normalize_entity(entity):
entity = copy.deepcopy(entity)
for key in ("date", "committer_date"):
if key in entity:
entity[key] = identifiers.normalize_timestamp(entity[key])
return entity
def transform_entries(dir_, *, prefix=b""):
for ent in dir_["entries"]:
yield {
"dir_id": dir_["id"],
"type": ent["type"],
"target": ent["target"],
"name": prefix + ent["name"],
"perms": ent["perms"],
"status": None,
"sha1": None,
"sha1_git": None,
"sha256": None,
"length": None,
}
def cmpdir(directory):
return (directory["type"], directory["dir_id"])
def short_revision(revision):
return [revision["id"], revision["parents"]]
def assert_contents_ok(
expected_contents, actual_contents, keys_to_check={"sha1", "data"}
):
"""Assert that a given list of contents matches on a given set of keys.
"""
for k in keys_to_check:
expected_list = set([c.get(k) for c in expected_contents])
actual_list = set([c.get(k) for c in actual_contents])
assert actual_list == expected_list, k
def round_to_milliseconds(date):
"""Round datetime to milliseconds before insertion, so equality doesn't fail after a
round-trip through a DB (eg. Cassandra)
"""
return date.replace(microsecond=(date.microsecond // 1000) * 1000)
def test_round_to_milliseconds():
date = now()
for (ms, expected_ms) in [(0, 0), (1000, 1000), (555555, 555000), (999500, 999000)]:
date = date.replace(microsecond=ms)
actual_date = round_to_milliseconds(date)
assert actual_date.microsecond == expected_ms
class LazyContent(Content):
def with_data(self):
return Content.from_dict({**self.to_dict(), "data": data.cont["data"]})
class TestStorage:
"""Main class for Storage testing.
This class is used as-is to test local storage (see TestLocalStorage
below) and remote storage (see TestRemoteStorage in
test_remote_storage.py.
We need to have the two classes inherit from this base class
separately to avoid nosetests running the tests from the base
class twice.
"""
maxDiff = None # type: ClassVar[Optional[int]]
def test_types(self, swh_storage_backend_config):
"""Checks all methods of StorageInterface are implemented by this
backend, and that they have the same signature."""
# Create an instance of the protocol (which cannot be instantiated
# directly, so this creates a subclass, then instantiates it)
interface = type("_", (StorageInterface,), {})()
storage = get_storage(**swh_storage_backend_config)
assert "content_add" in dir(interface)
missing_methods = []
for meth_name in dir(interface):
if meth_name.startswith("_"):
continue
interface_meth = getattr(interface, meth_name)
try:
concrete_meth = getattr(storage, meth_name)
except AttributeError:
if not getattr(interface_meth, "deprecated_endpoint", False):
# The backend is missing a (non-deprecated) endpoint
missing_methods.append(meth_name)
continue
expected_signature = inspect.signature(interface_meth)
actual_signature = inspect.signature(concrete_meth)
assert expected_signature == actual_signature, meth_name
assert missing_methods == []
def test_check_config(self, swh_storage):
assert swh_storage.check_config(check_write=True)
assert swh_storage.check_config(check_write=False)
def test_content_add(self, swh_storage):
cont = data.cont
insertion_start_time = now()
actual_result = swh_storage.content_add([cont])
insertion_end_time = now()
assert actual_result == {
"content:add": 1,
"content:add:bytes": cont["length"],
}
assert list(swh_storage.content_get([cont["sha1"]])) == [
{"sha1": cont["sha1"], "data": cont["data"]}
]
expected_cont = data.cont
del expected_cont["data"]
contents = [
obj
for (obj_type, obj) in swh_storage.journal_writer.journal.objects
if obj_type == "content"
]
assert len(contents) == 1
for obj in contents:
assert insertion_start_time <= obj.ctime
assert obj.ctime <= insertion_end_time
obj_d = obj.to_dict()
del obj_d["ctime"]
assert obj_d == expected_cont
swh_storage.refresh_stat_counters()
assert swh_storage.stat_counters()["content"] == 1
def test_content_add_from_generator(self, swh_storage):
def _cnt_gen():
yield data.cont
actual_result = swh_storage.content_add(_cnt_gen())
assert actual_result == {
"content:add": 1,
"content:add:bytes": data.cont["length"],
}
swh_storage.refresh_stat_counters()
assert swh_storage.stat_counters()["content"] == 1
def test_content_add_from_lazy_content(self, swh_storage):
lazy_content = LazyContent.from_dict({**data.cont, "data": b"nope",})
insertion_start_time = now()
# bypass the validation proxy for now, to directly put a dict
actual_result = swh_storage.storage.content_add([lazy_content])
insertion_end_time = now()
assert actual_result == {
"content:add": 1,
"content:add:bytes": data.cont["length"],
}
# the fact that we retrieve the content object from the storage with
# the correct 'data' field ensures it has been 'called'
assert list(swh_storage.content_get([data.cont["sha1"]])) == [
{"sha1": data.cont["sha1"], "data": data.cont["data"]}
]
expected_cont = data.cont
del expected_cont["data"]
contents = [
obj
for (obj_type, obj) in swh_storage.journal_writer.journal.objects
if obj_type == "content"
]
assert len(contents) == 1
for obj in contents:
assert insertion_start_time <= obj.ctime
assert obj.ctime <= insertion_end_time
obj_d = obj.to_dict()
del obj_d["ctime"]
assert obj_d == expected_cont
swh_storage.refresh_stat_counters()
assert swh_storage.stat_counters()["content"] == 1
def test_content_add_validation(self, swh_storage):
cont = data.cont
with pytest.raises(StorageArgumentException, match="status"):
swh_storage.content_add([{**cont, "status": "absent"}])
with pytest.raises(StorageArgumentException, match="status"):
swh_storage.content_add([{**cont, "status": "foobar"}])
with pytest.raises(StorageArgumentException, match="(?i)length"):
swh_storage.content_add([{**cont, "length": -2}])
with pytest.raises(StorageArgumentException, match="reason"):
swh_storage.content_add([{**cont, "reason": "foobar"}])
def test_skipped_content_add_validation(self, swh_storage):
cont = data.cont.copy()
del cont["data"]
with pytest.raises(StorageArgumentException, match="status"):
swh_storage.skipped_content_add([{**cont, "status": "visible"}])
with pytest.raises(StorageArgumentException, match="reason") as cm:
swh_storage.skipped_content_add([{**cont, "status": "absent"}])
if type(cm.value) == psycopg2.IntegrityError:
assert cm.exception.pgcode == psycopg2.errorcodes.NOT_NULL_VIOLATION
def test_content_get_missing(self, swh_storage):
cont = data.cont
swh_storage.content_add([cont])
# Query a single missing content
results = list(swh_storage.content_get([data.cont2["sha1"]]))
assert results == [None]
# Check content_get does not abort after finding a missing content
results = list(swh_storage.content_get([data.cont["sha1"], data.cont2["sha1"]]))
assert results == [{"sha1": cont["sha1"], "data": cont["data"]}, None]
# Check content_get does not discard found countent when it finds
# a missing content.
results = list(swh_storage.content_get([data.cont2["sha1"], data.cont["sha1"]]))
assert results == [None, {"sha1": cont["sha1"], "data": cont["data"]}]
def test_content_add_different_input(self, swh_storage):
cont = data.cont
cont2 = data.cont2
actual_result = swh_storage.content_add([cont, cont2])
assert actual_result == {
"content:add": 2,
"content:add:bytes": cont["length"] + cont2["length"],
}
def test_content_add_twice(self, swh_storage):
actual_result = swh_storage.content_add([data.cont])
assert actual_result == {
"content:add": 1,
"content:add:bytes": data.cont["length"],
}
assert len(swh_storage.journal_writer.journal.objects) == 1
actual_result = swh_storage.content_add([data.cont, data.cont2])
assert actual_result == {
"content:add": 1,
"content:add:bytes": data.cont2["length"],
}
assert 2 <= len(swh_storage.journal_writer.journal.objects) <= 3
assert len(swh_storage.content_find(data.cont)) == 1
assert len(swh_storage.content_find(data.cont2)) == 1
def test_content_add_collision(self, swh_storage):
cont1 = data.cont
# create (corrupted) content with same sha1{,_git} but != sha256
cont1b = cont1.copy()
sha256_array = bytearray(cont1b["sha256"])
sha256_array[0] += 1
cont1b["sha256"] = bytes(sha256_array)
with pytest.raises(HashCollision) as cm:
swh_storage.content_add([cont1, cont1b])
exc = cm.value
actual_algo = exc.algo
assert actual_algo in ["sha1", "sha1_git", "blake2s256"]
actual_id = exc.hash_id
assert actual_id == hash_to_hex(cont1[actual_algo])
collisions = exc.args[2]
assert len(collisions) == 2
assert collisions == [
content_hex_hashes(Content.from_dict(cont1).hashes()),
content_hex_hashes(Content.from_dict(cont1b).hashes()),
]
assert exc.colliding_content_hashes() == [
Content.from_dict(cont1).hashes(),
Content.from_dict(cont1b).hashes(),
]
def test_content_add_duplicate(self, swh_storage):
swh_storage.content_add([data.cont, data.cont])
assert list(swh_storage.content_get([data.cont["sha1"]])) == [
{"sha1": data.cont["sha1"], "data": data.cont["data"]}
]
def test_content_update(self, swh_storage):
if hasattr(swh_storage, "storage"):
swh_storage.journal_writer.journal = None # TODO, not supported
cont = copy.deepcopy(data.cont)
swh_storage.content_add([cont])
# alter the sha1_git for example
cont["sha1_git"] = hash_to_bytes("3a60a5275d0333bf13468e8b3dcab90f4046e654")
swh_storage.content_update([cont], keys=["sha1_git"])
results = swh_storage.content_get_metadata([cont["sha1"]])
del cont["data"]
assert tuple(results[cont["sha1"]]) == (cont,)
def test_content_add_metadata(self, swh_storage):
cont = data.cont
del cont["data"]
cont["ctime"] = now()
actual_result = swh_storage.content_add_metadata([cont])
assert actual_result == {
"content:add": 1,
}
expected_cont = cont.copy()
del expected_cont["ctime"]
assert tuple(
swh_storage.content_get_metadata([cont["sha1"]])[cont["sha1"]]
) == (expected_cont,)
contents = [
obj
for (obj_type, obj) in swh_storage.journal_writer.journal.objects
if obj_type == "content"
]
assert len(contents) == 1
for obj in contents:
obj_d = obj.to_dict()
del obj_d["ctime"]
assert obj_d == expected_cont
def test_content_add_metadata_different_input(self, swh_storage):
cont = data.cont
del cont["data"]
cont["ctime"] = now()
cont2 = data.cont2
del cont2["data"]
cont2["ctime"] = now()
actual_result = swh_storage.content_add_metadata([cont, cont2])
assert actual_result == {
"content:add": 2,
}
def test_content_add_metadata_collision(self, swh_storage):
cont1 = data.cont
del cont1["data"]
cont1["ctime"] = now()
# create (corrupted) content with same sha1{,_git} but != sha256
cont1b = cont1.copy()
sha1_git_array = bytearray(cont1b["sha256"])
sha1_git_array[0] += 1
cont1b["sha256"] = bytes(sha1_git_array)
with pytest.raises(HashCollision) as cm:
swh_storage.content_add_metadata([cont1, cont1b])
exc = cm.value
actual_algo = exc.algo
assert actual_algo in ["sha1", "sha1_git", "blake2s256"]
actual_id = exc.hash_id
assert actual_id == hash_to_hex(cont1[actual_algo])
collisions = exc.args[2]
assert len(collisions) == 2
assert collisions == [
content_hex_hashes(Content.from_dict(cont1).hashes()),
content_hex_hashes(Content.from_dict(cont1b).hashes()),
]
assert exc.colliding_content_hashes() == [
Content.from_dict(cont1).hashes(),
Content.from_dict(cont1b).hashes(),
]
def test_skipped_content_add(self, swh_storage):
cont = data.skipped_cont
cont2 = data.skipped_cont2
cont2["blake2s256"] = None
missing = list(swh_storage.skipped_content_missing([cont, cont2]))
assert missing == [
{
"sha1": cont["sha1"],
"sha1_git": cont["sha1_git"],
"blake2s256": cont["blake2s256"],
"sha256": cont["sha256"],
},
{
"sha1": cont2["sha1"],
"sha1_git": cont2["sha1_git"],
"blake2s256": cont2["blake2s256"],
"sha256": cont2["sha256"],
},
]
actual_result = swh_storage.skipped_content_add([cont, cont, cont2])
assert 2 <= actual_result.pop("skipped_content:add") <= 3
assert actual_result == {}
missing = list(swh_storage.skipped_content_missing([cont, cont2]))
assert missing == []
def test_skipped_content_add_missing_hashes(self, swh_storage):
cont = data.skipped_cont
cont2 = data.skipped_cont2
cont["sha1_git"] = cont2["sha1_git"] = None
missing = list(swh_storage.skipped_content_missing([cont, cont2]))
assert len(missing) == 2
actual_result = swh_storage.skipped_content_add([cont, cont, cont2])
assert 2 <= actual_result.pop("skipped_content:add") <= 3
assert actual_result == {}
missing = list(swh_storage.skipped_content_missing([cont, cont2]))
assert missing == []
def test_skipped_content_missing_partial_hash(self, swh_storage):
cont = data.skipped_cont
cont2 = cont.copy()
cont2["sha1_git"] = None
missing = list(swh_storage.skipped_content_missing([cont, cont2]))
assert len(missing) == 2
actual_result = swh_storage.skipped_content_add([cont])
assert actual_result.pop("skipped_content:add") == 1
assert actual_result == {}
missing = list(swh_storage.skipped_content_missing([cont, cont2]))
assert missing == [
{
"sha1": cont2["sha1"],
"sha1_git": cont2["sha1_git"],
"blake2s256": cont2["blake2s256"],
"sha256": cont2["sha256"],
}
]
@pytest.mark.property_based
@settings(deadline=None) # this test is very slow
@given(
strategies.sets(
elements=strategies.sampled_from(["sha256", "sha1_git", "blake2s256"]),
min_size=0,
)
)
def test_content_missing(self, swh_storage, algos):
algos |= {"sha1"}
cont2 = data.cont2
missing_cont = data.missing_cont
swh_storage.content_add([cont2])
test_contents = [cont2]
missing_per_hash = defaultdict(list)
for i in range(256):
test_content = missing_cont.copy()
for hash in algos:
test_content[hash] = bytes([i]) + test_content[hash][1:]
missing_per_hash[hash].append(test_content[hash])
test_contents.append(test_content)
assert set(swh_storage.content_missing(test_contents)) == set(
missing_per_hash["sha1"]
)
for hash in algos:
assert set(
swh_storage.content_missing(test_contents, key_hash=hash)
) == set(missing_per_hash[hash])
@pytest.mark.property_based
@given(
strategies.sets(
elements=strategies.sampled_from(["sha256", "sha1_git", "blake2s256"]),
min_size=0,
)
)
def test_content_missing_unknown_algo(self, swh_storage, algos):
algos |= {"sha1"}
cont2 = data.cont2
missing_cont = data.missing_cont
swh_storage.content_add([cont2])
test_contents = [cont2]
missing_per_hash = defaultdict(list)
for i in range(16):
test_content = missing_cont.copy()
for hash in algos:
test_content[hash] = bytes([i]) + test_content[hash][1:]
missing_per_hash[hash].append(test_content[hash])
test_content["nonexisting_algo"] = b"\x00"
test_contents.append(test_content)
assert set(swh_storage.content_missing(test_contents)) == set(
missing_per_hash["sha1"]
)
for hash in algos:
assert set(
swh_storage.content_missing(test_contents, key_hash=hash)
) == set(missing_per_hash[hash])
def test_content_missing_per_sha1(self, swh_storage):
# given
cont2 = data.cont2
missing_cont = data.missing_cont
swh_storage.content_add([cont2])
# when
gen = swh_storage.content_missing_per_sha1(
[cont2["sha1"], missing_cont["sha1"]]
)
# then
assert list(gen) == [missing_cont["sha1"]]
def test_content_missing_per_sha1_git(self, swh_storage):
cont = data.cont
cont2 = data.cont2
missing_cont = data.missing_cont
swh_storage.content_add([cont, cont2])
contents = [cont["sha1_git"], cont2["sha1_git"], missing_cont["sha1_git"]]
missing_contents = swh_storage.content_missing_per_sha1_git(contents)
assert list(missing_contents) == [missing_cont["sha1_git"]]
def test_content_get_partition(self, swh_storage, swh_contents):
"""content_get_partition paginates results if limit exceeded"""
expected_contents = [c for c in swh_contents if c["status"] != "absent"]
actual_contents = []
for i in range(16):
actual_result = swh_storage.content_get_partition(i, 16)
assert actual_result["next_page_token"] is None
actual_contents.extend(actual_result["contents"])
assert_contents_ok(expected_contents, actual_contents, ["sha1"])
def test_content_get_partition_full(self, swh_storage, swh_contents):
"""content_get_partition for a single partition returns all available
contents"""
expected_contents = [c for c in swh_contents if c["status"] != "absent"]
actual_result = swh_storage.content_get_partition(0, 1)
assert actual_result["next_page_token"] is None
actual_contents = actual_result["contents"]
assert_contents_ok(expected_contents, actual_contents, ["sha1"])
def test_content_get_partition_empty(self, swh_storage, swh_contents):
"""content_get_partition when at least one of the partitions is
empty"""
expected_contents = {
cont["sha1"] for cont in swh_contents if cont["status"] != "absent"
}
# nb_partitions = smallest power of 2 such that at least one of
# the partitions is empty
nb_partitions = 1 << math.floor(math.log2(len(swh_contents)) + 1)
seen_sha1s = []
for i in range(nb_partitions):
actual_result = swh_storage.content_get_partition(
i, nb_partitions, limit=len(swh_contents) + 1
)
for cont in actual_result["contents"]:
seen_sha1s.append(cont["sha1"])
# Limit is higher than the max number of results
assert actual_result["next_page_token"] is None
assert set(seen_sha1s) == expected_contents
def test_content_get_partition_limit_none(self, swh_storage):
"""content_get_partition call with wrong limit input should fail"""
with pytest.raises(StorageArgumentException) as e:
swh_storage.content_get_partition(1, 16, limit=None)
assert e.value.args == ("limit should not be None",)
def test_generate_content_get_partition_pagination(self, swh_storage, swh_contents):
"""content_get_partition returns contents within range provided"""
expected_contents = [c for c in swh_contents if c["status"] != "absent"]
# retrieve contents
actual_contents = []
for i in range(4):
page_token = None
while True:
actual_result = swh_storage.content_get_partition(
i, 4, limit=3, page_token=page_token
)
actual_contents.extend(actual_result["contents"])
page_token = actual_result["next_page_token"]
if page_token is None:
break
assert_contents_ok(expected_contents, actual_contents, ["sha1"])
def test_content_get_metadata(self, swh_storage):
cont1 = data.cont
cont2 = data.cont2
swh_storage.content_add([cont1, cont2])
actual_md = swh_storage.content_get_metadata([cont1["sha1"], cont2["sha1"]])
# we only retrieve the metadata
cont1.pop("data")
cont2.pop("data")
assert tuple(actual_md[cont1["sha1"]]) == (cont1,)
assert tuple(actual_md[cont2["sha1"]]) == (cont2,)
assert len(actual_md.keys()) == 2
def test_content_get_metadata_missing_sha1(self, swh_storage):
cont1 = data.cont
cont2 = data.cont2
missing_cont = data.missing_cont
swh_storage.content_add([cont1, cont2])
actual_contents = swh_storage.content_get_metadata([missing_cont["sha1"]])
assert len(actual_contents) == 1
assert tuple(actual_contents[missing_cont["sha1"]]) == ()
def test_content_get_random(self, swh_storage):
swh_storage.content_add([data.cont, data.cont2, data.cont3])
assert swh_storage.content_get_random() in {
data.cont["sha1_git"],
data.cont2["sha1_git"],
data.cont3["sha1_git"],
}
def test_directory_add(self, swh_storage):
init_missing = list(swh_storage.directory_missing([data.dir["id"]]))
assert [data.dir["id"]] == init_missing
actual_result = swh_storage.directory_add([data.dir])
assert actual_result == {"directory:add": 1}
assert list(swh_storage.journal_writer.journal.objects) == [
("directory", Directory.from_dict(data.dir))
]
actual_data = list(swh_storage.directory_ls(data.dir["id"]))
expected_data = list(transform_entries(data.dir))
assert sorted(expected_data, key=cmpdir) == sorted(actual_data, key=cmpdir)
after_missing = list(swh_storage.directory_missing([data.dir["id"]]))
assert after_missing == []
swh_storage.refresh_stat_counters()
assert swh_storage.stat_counters()["directory"] == 1
def test_directory_add_from_generator(self, swh_storage):
def _dir_gen():
yield data.dir
actual_result = swh_storage.directory_add(directories=_dir_gen())
assert actual_result == {"directory:add": 1}
assert list(swh_storage.journal_writer.journal.objects) == [
("directory", Directory.from_dict(data.dir))
]
swh_storage.refresh_stat_counters()
assert swh_storage.stat_counters()["directory"] == 1
def test_directory_add_validation(self, swh_storage):
dir_ = copy.deepcopy(data.dir)
dir_["entries"][0]["type"] = "foobar"
with pytest.raises(StorageArgumentException, match="type.*foobar"):
swh_storage.directory_add([dir_])
dir_ = copy.deepcopy(data.dir)
del dir_["entries"][0]["target"]
with pytest.raises(StorageArgumentException, match="target") as cm:
swh_storage.directory_add([dir_])
if type(cm.value) == psycopg2.IntegrityError:
assert cm.value.pgcode == psycopg2.errorcodes.NOT_NULL_VIOLATION
def test_directory_add_twice(self, swh_storage):
actual_result = swh_storage.directory_add([data.dir])
assert actual_result == {"directory:add": 1}
assert list(swh_storage.journal_writer.journal.objects) == [
("directory", Directory.from_dict(data.dir))
]
actual_result = swh_storage.directory_add([data.dir])
assert actual_result == {"directory:add": 0}
assert list(swh_storage.journal_writer.journal.objects) == [
("directory", Directory.from_dict(data.dir))
]
def test_directory_get_recursive(self, swh_storage):
init_missing = list(swh_storage.directory_missing([data.dir["id"]]))
assert init_missing == [data.dir["id"]]
actual_result = swh_storage.directory_add([data.dir, data.dir2, data.dir3])
assert actual_result == {"directory:add": 3}
assert list(swh_storage.journal_writer.journal.objects) == [
("directory", Directory.from_dict(data.dir)),
("directory", Directory.from_dict(data.dir2)),
("directory", Directory.from_dict(data.dir3)),
]
# List directory containing a file and an unknown subdirectory
actual_data = list(swh_storage.directory_ls(data.dir["id"], recursive=True))
expected_data = list(transform_entries(data.dir))
assert sorted(expected_data, key=cmpdir) == sorted(actual_data, key=cmpdir)
# List directory containing a file and an unknown subdirectory
actual_data = list(swh_storage.directory_ls(data.dir2["id"], recursive=True))
expected_data = list(transform_entries(data.dir2))
assert sorted(expected_data, key=cmpdir) == sorted(actual_data, key=cmpdir)
# List directory containing a known subdirectory, entries should
# be both those of the directory and of the subdir
actual_data = list(swh_storage.directory_ls(data.dir3["id"], recursive=True))
expected_data = list(
itertools.chain(
transform_entries(data.dir3),
transform_entries(data.dir, prefix=b"subdir/"),
)
)
assert sorted(expected_data, key=cmpdir) == sorted(actual_data, key=cmpdir)
def test_directory_get_non_recursive(self, swh_storage):
init_missing = list(swh_storage.directory_missing([data.dir["id"]]))
assert init_missing == [data.dir["id"]]
actual_result = swh_storage.directory_add([data.dir, data.dir2, data.dir3])
assert actual_result == {"directory:add": 3}
assert list(swh_storage.journal_writer.journal.objects) == [
("directory", Directory.from_dict(data.dir)),
("directory", Directory.from_dict(data.dir2)),
("directory", Directory.from_dict(data.dir3)),
]
# List directory containing a file and an unknown subdirectory
actual_data = list(swh_storage.directory_ls(data.dir["id"]))
expected_data = list(transform_entries(data.dir))
assert sorted(expected_data, key=cmpdir) == sorted(actual_data, key=cmpdir)
# List directory contaiining a single file
actual_data = list(swh_storage.directory_ls(data.dir2["id"]))
expected_data = list(transform_entries(data.dir2))
assert sorted(expected_data, key=cmpdir) == sorted(actual_data, key=cmpdir)
# List directory containing a known subdirectory, entries should
# only be those of the parent directory, not of the subdir
actual_data = list(swh_storage.directory_ls(data.dir3["id"]))
expected_data = list(transform_entries(data.dir3))
assert sorted(expected_data, key=cmpdir) == sorted(actual_data, key=cmpdir)
def test_directory_entry_get_by_path(self, swh_storage):
# given
init_missing = list(swh_storage.directory_missing([data.dir3["id"]]))
assert [data.dir3["id"]] == init_missing
actual_result = swh_storage.directory_add([data.dir3, data.dir4])
assert actual_result == {"directory:add": 2}
expected_entries = [
{
"dir_id": data.dir3["id"],
"name": b"foo",
"type": "file",
"target": data.cont["sha1_git"],
"sha1": None,
"sha1_git": None,
"sha256": None,
"status": None,
"perms": from_disk.DentryPerms.content,
"length": None,
},
{
"dir_id": data.dir3["id"],
"name": b"subdir",
"type": "dir",
"target": data.dir["id"],
"sha1": None,
"sha1_git": None,
"sha256": None,
"status": None,
"perms": from_disk.DentryPerms.directory,
"length": None,
},
{
"dir_id": data.dir3["id"],
"name": b"hello",
"type": "file",
"target": b"12345678901234567890",
"sha1": None,
"sha1_git": None,
"sha256": None,
"status": None,
"perms": from_disk.DentryPerms.content,
"length": None,
},
]
# when (all must be found here)
for entry, expected_entry in zip(data.dir3["entries"], expected_entries):
actual_entry = swh_storage.directory_entry_get_by_path(
data.dir3["id"], [entry["name"]]
)
assert actual_entry == expected_entry
# same, but deeper
for entry, expected_entry in zip(data.dir3["entries"], expected_entries):
actual_entry = swh_storage.directory_entry_get_by_path(
data.dir4["id"], [b"subdir1", entry["name"]]
)
expected_entry = expected_entry.copy()
expected_entry["name"] = b"subdir1/" + expected_entry["name"]
assert actual_entry == expected_entry
# when (nothing should be found here since data.dir is not persisted.)
for entry in data.dir["entries"]:
actual_entry = swh_storage.directory_entry_get_by_path(
data.dir["id"], [entry["name"]]
)
assert actual_entry is None
def test_directory_get_random(self, swh_storage):
swh_storage.directory_add([data.dir, data.dir2, data.dir3])
assert swh_storage.directory_get_random() in {
data.dir["id"],
data.dir2["id"],
data.dir3["id"],
}
def test_revision_add(self, swh_storage):
init_missing = swh_storage.revision_missing([data.revision["id"]])
assert list(init_missing) == [data.revision["id"]]
actual_result = swh_storage.revision_add([data.revision])
assert actual_result == {"revision:add": 1}
end_missing = swh_storage.revision_missing([data.revision["id"]])
assert list(end_missing) == []
assert list(swh_storage.journal_writer.journal.objects) == [
("revision", Revision.from_dict(data.revision))
]
# already there so nothing added
actual_result = swh_storage.revision_add([data.revision])
assert actual_result == {"revision:add": 0}
swh_storage.refresh_stat_counters()
assert swh_storage.stat_counters()["revision"] == 1
def test_revision_add_from_generator(self, swh_storage):
def _rev_gen():
yield data.revision
actual_result = swh_storage.revision_add(_rev_gen())
assert actual_result == {"revision:add": 1}
swh_storage.refresh_stat_counters()
assert swh_storage.stat_counters()["revision"] == 1
def test_revision_add_validation(self, swh_storage):
rev = copy.deepcopy(data.revision)
rev["date"]["offset"] = 2 ** 16
with pytest.raises(StorageArgumentException, match="offset") as cm:
swh_storage.revision_add([rev])
if type(cm.value) == psycopg2.DataError:
assert cm.value.pgcode == psycopg2.errorcodes.NUMERIC_VALUE_OUT_OF_RANGE
rev = copy.deepcopy(data.revision)
rev["committer_date"]["offset"] = 2 ** 16
with pytest.raises(StorageArgumentException, match="offset") as cm:
swh_storage.revision_add([rev])
if type(cm.value) == psycopg2.DataError:
assert cm.value.pgcode == psycopg2.errorcodes.NUMERIC_VALUE_OUT_OF_RANGE
rev = copy.deepcopy(data.revision)
rev["type"] = "foobar"
with pytest.raises(StorageArgumentException, match="(?i)type") as cm:
swh_storage.revision_add([rev])
if type(cm.value) == psycopg2.DataError:
assert cm.value.pgcode == psycopg2.errorcodes.INVALID_TEXT_REPRESENTATION
def test_revision_add_twice(self, swh_storage):
actual_result = swh_storage.revision_add([data.revision])
assert actual_result == {"revision:add": 1}
assert list(swh_storage.journal_writer.journal.objects) == [
("revision", Revision.from_dict(data.revision))
]
actual_result = swh_storage.revision_add([data.revision, data.revision2])
assert actual_result == {"revision:add": 1}
assert list(swh_storage.journal_writer.journal.objects) == [
("revision", Revision.from_dict(data.revision)),
("revision", Revision.from_dict(data.revision2)),
]
def test_revision_add_name_clash(self, swh_storage):
revision1 = data.revision
revision2 = data.revision2
revision1["author"] = {
"fullname": b"John Doe ",
"name": b"John Doe",
"email": b"john.doe@example.com",
}
revision2["author"] = {
"fullname": b"John Doe ",
"name": b"John Doe ",
"email": b"john.doe@example.com ",
}
actual_result = swh_storage.revision_add([revision1, revision2])
assert actual_result == {"revision:add": 2}
def test_revision_get_order(self, swh_storage):
add_result = swh_storage.revision_add([data.revision, data.revision2])
assert add_result == {"revision:add": 2}
# order 1
res1 = swh_storage.revision_get([data.revision["id"], data.revision2["id"]])
assert list(res1) == [data.revision, data.revision2]
# order 2
res2 = swh_storage.revision_get([data.revision2["id"], data.revision["id"]])
assert list(res2) == [data.revision2, data.revision]
def test_revision_log(self, swh_storage):
# given
# data.revision4 -is-child-of-> data.revision3
swh_storage.revision_add([data.revision3, data.revision4])
# when
actual_results = list(swh_storage.revision_log([data.revision4["id"]]))
# hack: ids generated
for actual_result in actual_results:
if "id" in actual_result["author"]:
del actual_result["author"]["id"]
if "id" in actual_result["committer"]:
del actual_result["committer"]["id"]
assert len(actual_results) == 2 # rev4 -child-> rev3
assert actual_results[0] == normalize_entity(data.revision4)
assert actual_results[1] == normalize_entity(data.revision3)
assert list(swh_storage.journal_writer.journal.objects) == [
("revision", Revision.from_dict(data.revision3)),
("revision", Revision.from_dict(data.revision4)),
]
def test_revision_log_with_limit(self, swh_storage):
# given
# data.revision4 -is-child-of-> data.revision3
swh_storage.revision_add([data.revision3, data.revision4])
actual_results = list(swh_storage.revision_log([data.revision4["id"]], 1))
# hack: ids generated
for actual_result in actual_results:
if "id" in actual_result["author"]:
del actual_result["author"]["id"]
if "id" in actual_result["committer"]:
del actual_result["committer"]["id"]
assert len(actual_results) == 1
assert actual_results[0] == data.revision4
def test_revision_log_unknown_revision(self, swh_storage):
rev_log = list(swh_storage.revision_log([data.revision["id"]]))
assert rev_log == []
def test_revision_shortlog(self, swh_storage):
# given
# data.revision4 -is-child-of-> data.revision3
swh_storage.revision_add([data.revision3, data.revision4])
# when
actual_results = list(swh_storage.revision_shortlog([data.revision4["id"]]))
assert len(actual_results) == 2 # rev4 -child-> rev3
assert list(actual_results[0]) == short_revision(data.revision4)
assert list(actual_results[1]) == short_revision(data.revision3)
def test_revision_shortlog_with_limit(self, swh_storage):
# given
# data.revision4 -is-child-of-> data.revision3
swh_storage.revision_add([data.revision3, data.revision4])
actual_results = list(swh_storage.revision_shortlog([data.revision4["id"]], 1))
assert len(actual_results) == 1
assert list(actual_results[0]) == short_revision(data.revision4)
def test_revision_get(self, swh_storage):
swh_storage.revision_add([data.revision])
actual_revisions = list(
swh_storage.revision_get([data.revision["id"], data.revision2["id"]])
)
# when
if "id" in actual_revisions[0]["author"]:
del actual_revisions[0]["author"]["id"] # hack: ids are generated
if "id" in actual_revisions[0]["committer"]:
del actual_revisions[0]["committer"]["id"]
assert len(actual_revisions) == 2
assert actual_revisions[0] == normalize_entity(data.revision)
assert actual_revisions[1] is None
def test_revision_get_no_parents(self, swh_storage):
swh_storage.revision_add([data.revision3])
get = list(swh_storage.revision_get([data.revision3["id"]]))
assert len(get) == 1
assert get[0]["parents"] == () # no parents on this one
def test_revision_get_random(self, swh_storage):
swh_storage.revision_add([data.revision, data.revision2, data.revision3])
assert swh_storage.revision_get_random() in {
data.revision["id"],
data.revision2["id"],
data.revision3["id"],
}
def test_release_add(self, swh_storage):
init_missing = swh_storage.release_missing(
[data.release["id"], data.release2["id"]]
)
assert [data.release["id"], data.release2["id"]] == list(init_missing)
actual_result = swh_storage.release_add([data.release, data.release2])
assert actual_result == {"release:add": 2}
end_missing = swh_storage.release_missing(
[data.release["id"], data.release2["id"]]
)
assert list(end_missing) == []
assert list(swh_storage.journal_writer.journal.objects) == [
("release", Release.from_dict(data.release)),
("release", Release.from_dict(data.release2)),
]
# already present so nothing added
actual_result = swh_storage.release_add([data.release, data.release2])
assert actual_result == {"release:add": 0}
swh_storage.refresh_stat_counters()
assert swh_storage.stat_counters()["release"] == 2
def test_release_add_from_generator(self, swh_storage):
def _rel_gen():
yield data.release
yield data.release2
actual_result = swh_storage.release_add(_rel_gen())
assert actual_result == {"release:add": 2}
assert list(swh_storage.journal_writer.journal.objects) == [
("release", Release.from_dict(data.release)),
("release", Release.from_dict(data.release2)),
]
swh_storage.refresh_stat_counters()
assert swh_storage.stat_counters()["release"] == 2
def test_release_add_no_author_date(self, swh_storage):
release = data.release
release["author"] = None
release["date"] = None
actual_result = swh_storage.release_add([release])
assert actual_result == {"release:add": 1}
end_missing = swh_storage.release_missing([data.release["id"]])
assert list(end_missing) == []
assert list(swh_storage.journal_writer.journal.objects) == [
("release", Release.from_dict(release))
]
def test_release_add_validation(self, swh_storage):
rel = copy.deepcopy(data.release)
rel["date"]["offset"] = 2 ** 16
with pytest.raises(StorageArgumentException, match="offset") as cm:
swh_storage.release_add([rel])
if type(cm.value) == psycopg2.DataError:
assert cm.value.pgcode == psycopg2.errorcodes.NUMERIC_VALUE_OUT_OF_RANGE
rel = copy.deepcopy(data.release)
rel["author"] = None
with pytest.raises(StorageArgumentException, match="date") as cm:
swh_storage.release_add([rel])
if type(cm.value) == psycopg2.IntegrityError:
assert cm.value.pgcode == psycopg2.errorcodes.CHECK_VIOLATION
def test_release_add_validation_type(self, swh_storage):
rel = copy.deepcopy(data.release)
rel["date"]["offset"] = "toto"
with pytest.raises(StorageArgumentException):
swh_storage.release_add([rel])
def test_release_add_twice(self, swh_storage):
actual_result = swh_storage.release_add([data.release])
assert actual_result == {"release:add": 1}
assert list(swh_storage.journal_writer.journal.objects) == [
("release", Release.from_dict(data.release))
]
actual_result = swh_storage.release_add([data.release, data.release2])
assert actual_result == {"release:add": 1}
assert list(swh_storage.journal_writer.journal.objects) == [
("release", Release.from_dict(data.release)),
("release", Release.from_dict(data.release2)),
]
def test_release_add_name_clash(self, swh_storage):
release1 = data.release.copy()
release2 = data.release2.copy()
release1["author"] = {
"fullname": b"John Doe ",
"name": b"John Doe",
"email": b"john.doe@example.com",
}
release2["author"] = {
"fullname": b"John Doe ",
"name": b"John Doe ",
"email": b"john.doe@example.com ",
}
actual_result = swh_storage.release_add([release1, release2])
assert actual_result == {"release:add": 2}
def test_release_get(self, swh_storage):
# given
swh_storage.release_add([data.release, data.release2])
# when
actual_releases = list(
swh_storage.release_get([data.release["id"], data.release2["id"]])
)
# then
for actual_release in actual_releases:
if "id" in actual_release["author"]:
del actual_release["author"]["id"] # hack: ids are generated
assert [normalize_entity(data.release), normalize_entity(data.release2)] == [
actual_releases[0],
actual_releases[1],
]
unknown_releases = list(swh_storage.release_get([data.release3["id"]]))
assert unknown_releases[0] is None
def test_release_get_order(self, swh_storage):
add_result = swh_storage.release_add([data.release, data.release2])
assert add_result == {"release:add": 2}
# order 1
res1 = swh_storage.release_get([data.release["id"], data.release2["id"]])
assert list(res1) == [data.release, data.release2]
# order 2
res2 = swh_storage.release_get([data.release2["id"], data.release["id"]])
assert list(res2) == [data.release2, data.release]
def test_release_get_random(self, swh_storage):
swh_storage.release_add([data.release, data.release2, data.release3])
assert swh_storage.release_get_random() in {
data.release["id"],
data.release2["id"],
data.release3["id"],
}
def test_origin_add_one(self, swh_storage):
origin0 = swh_storage.origin_get(data.origin)
assert origin0 is None
id = swh_storage.origin_add_one(data.origin)
actual_origin = swh_storage.origin_get({"url": data.origin["url"]})
assert actual_origin["url"] == data.origin["url"]
id2 = swh_storage.origin_add_one(data.origin)
assert id == id2
def test_origin_add(self, swh_storage):
origin0 = swh_storage.origin_get([data.origin])[0]
assert origin0 is None
stats = swh_storage.origin_add([data.origin, data.origin2])
assert stats == {"origin:add": 2}
actual_origin = swh_storage.origin_get([{"url": data.origin["url"],}])[0]
assert actual_origin["url"] == data.origin["url"]
actual_origin2 = swh_storage.origin_get([{"url": data.origin2["url"],}])[0]
assert actual_origin2["url"] == data.origin2["url"]
assert set(swh_storage.journal_writer.journal.objects) == set(
[
("origin", Origin.from_dict(actual_origin)),
("origin", Origin.from_dict(actual_origin2)),
]
)
swh_storage.refresh_stat_counters()
assert swh_storage.stat_counters()["origin"] == 2
def test_origin_add_from_generator(self, swh_storage):
def _ori_gen():
yield data.origin
yield data.origin2
stats = swh_storage.origin_add(_ori_gen())
assert stats == {"origin:add": 2}
actual_origin = swh_storage.origin_get([{"url": data.origin["url"],}])[0]
assert actual_origin["url"] == data.origin["url"]
actual_origin2 = swh_storage.origin_get([{"url": data.origin2["url"],}])[0]
assert actual_origin2["url"] == data.origin2["url"]
if "id" in actual_origin:
del actual_origin["id"]
del actual_origin2["id"]
assert set(swh_storage.journal_writer.journal.objects) == set(
[
("origin", Origin.from_dict(actual_origin)),
("origin", Origin.from_dict(actual_origin2)),
]
)
swh_storage.refresh_stat_counters()
assert swh_storage.stat_counters()["origin"] == 2
def test_origin_add_twice(self, swh_storage):
add1 = swh_storage.origin_add([data.origin, data.origin2])
assert set(swh_storage.journal_writer.journal.objects) == set(
[
("origin", Origin.from_dict(data.origin)),
("origin", Origin.from_dict(data.origin2)),
]
)
assert add1 == {"origin:add": 2}
add2 = swh_storage.origin_add([data.origin, data.origin2])
assert set(swh_storage.journal_writer.journal.objects) == set(
[
("origin", Origin.from_dict(data.origin)),
("origin", Origin.from_dict(data.origin2)),
]
)
assert add2 == {"origin:add": 0}
def test_origin_add_validation(self, swh_storage):
"""Incorrect formatted origin should fail the validation
"""
with pytest.raises(StorageArgumentException, match="url"):
swh_storage.origin_add([{}])
with pytest.raises(
StorageArgumentException, match="unexpected keyword argument"
):
swh_storage.origin_add([{"ul": "mistyped url key"}])
def test_origin_get_legacy(self, swh_storage):
assert swh_storage.origin_get(data.origin) is None
swh_storage.origin_add_one(data.origin)
actual_origin0 = swh_storage.origin_get({"url": data.origin["url"]})
assert actual_origin0["url"] == data.origin["url"]
def test_origin_get(self, swh_storage):
assert swh_storage.origin_get(data.origin) is None
assert swh_storage.origin_get([data.origin]) == [None]
swh_storage.origin_add_one(data.origin)
actual_origin0 = swh_storage.origin_get([{"url": data.origin["url"]}])
assert len(actual_origin0) == 1
assert actual_origin0[0]["url"] == data.origin["url"]
actual_origins = swh_storage.origin_get(
[{"url": data.origin["url"]}, {"url": "not://exists"}]
)
assert actual_origins == [{"url": data.origin["url"]}, None]
def _generate_random_visits(self, nb_visits=100, start=0, end=7):
"""Generate random visits within the last 2 months (to avoid
computations)
"""
visits = []
today = now()
for weeks in range(nb_visits, 0, -1):
hours = random.randint(0, 24)
minutes = random.randint(0, 60)
seconds = random.randint(0, 60)
days = random.randint(0, 28)
weeks = random.randint(start, end)
date_visit = today - timedelta(
weeks=weeks, hours=hours, minutes=minutes, seconds=seconds, days=days
)
visits.append(date_visit)
return visits
def test_origin_visit_get__unknown_origin(self, swh_storage):
assert [] == list(swh_storage.origin_visit_get("foo"))
def test_origin_visit_get_random(self, swh_storage):
swh_storage.origin_add(data.origins)
# Add some random visits within the selection range
visits = self._generate_random_visits()
visit_type = "git"
# Add visits to those origins
for origin in data.origins:
origin_url = origin["url"]
for date_visit in visits:
visit = swh_storage.origin_visit_add(
- [
- OriginVisit(
- origin=origin_url,
- date=date_visit,
- type=visit_type,
- status="ongoing",
- snapshot=None,
- )
- ]
+ [OriginVisit(origin=origin_url, date=date_visit, type=visit_type,)]
)[0]
swh_storage.origin_visit_status_add(
[
OriginVisitStatus(
origin=origin_url,
visit=visit.visit,
date=now(),
status="full",
snapshot=None,
)
]
)
swh_storage.refresh_stat_counters()
stats = swh_storage.stat_counters()
assert stats["origin"] == len(data.origins)
assert stats["origin_visit"] == len(data.origins) * len(visits)
random_origin_visit = swh_storage.origin_visit_get_random(visit_type)
assert random_origin_visit
assert random_origin_visit["origin"] is not None
original_urls = [o["url"] for o in data.origins]
assert random_origin_visit["origin"] in original_urls
def test_origin_visit_get_random_nothing_found(self, swh_storage):
swh_storage.origin_add(data.origins)
visit_type = "hg"
# Add some visits outside of the random generation selection so nothing
# will be found by the random selection
visits = self._generate_random_visits(nb_visits=3, start=13, end=24)
for origin in data.origins:
origin_url = origin["url"]
for date_visit in visits:
visit = swh_storage.origin_visit_add(
- [
- OriginVisit(
- origin=origin_url,
- date=date_visit,
- type=visit_type,
- status="ongoing",
- snapshot=None,
- )
- ]
+ [OriginVisit(origin=origin_url, date=date_visit, type=visit_type,)]
)[0]
swh_storage.origin_visit_status_add(
[
OriginVisitStatus(
origin=origin_url,
visit=visit.visit,
date=now(),
status="full",
snapshot=None,
)
]
)
random_origin_visit = swh_storage.origin_visit_get_random(visit_type)
assert random_origin_visit is None
def test_origin_get_by_sha1(self, swh_storage):
assert swh_storage.origin_get(data.origin) is None
swh_storage.origin_add_one(data.origin)
origins = list(swh_storage.origin_get_by_sha1([sha1(data.origin["url"])]))
assert len(origins) == 1
assert origins[0]["url"] == data.origin["url"]
def test_origin_get_by_sha1_not_found(self, swh_storage):
assert swh_storage.origin_get(data.origin) is None
origins = list(swh_storage.origin_get_by_sha1([sha1(data.origin["url"])]))
assert len(origins) == 1
assert origins[0] is None
def test_origin_search_single_result(self, swh_storage):
found_origins = list(swh_storage.origin_search(data.origin["url"]))
assert len(found_origins) == 0
found_origins = list(swh_storage.origin_search(data.origin["url"], regexp=True))
assert len(found_origins) == 0
swh_storage.origin_add_one(data.origin)
origin_data = {"url": data.origin["url"]}
found_origins = list(swh_storage.origin_search(data.origin["url"]))
assert len(found_origins) == 1
if "id" in found_origins[0]:
del found_origins[0]["id"]
assert found_origins[0] == origin_data
found_origins = list(
swh_storage.origin_search("." + data.origin["url"][1:-1] + ".", regexp=True)
)
assert len(found_origins) == 1
if "id" in found_origins[0]:
del found_origins[0]["id"]
assert found_origins[0] == origin_data
swh_storage.origin_add_one(data.origin2)
origin2_data = {"url": data.origin2["url"]}
found_origins = list(swh_storage.origin_search(data.origin2["url"]))
assert len(found_origins) == 1
if "id" in found_origins[0]:
del found_origins[0]["id"]
assert found_origins[0] == origin2_data
found_origins = list(
swh_storage.origin_search(
"." + data.origin2["url"][1:-1] + ".", regexp=True
)
)
assert len(found_origins) == 1
if "id" in found_origins[0]:
del found_origins[0]["id"]
assert found_origins[0] == origin2_data
def test_origin_search_no_regexp(self, swh_storage):
swh_storage.origin_add_one(data.origin)
swh_storage.origin_add_one(data.origin2)
origin = swh_storage.origin_get({"url": data.origin["url"]})
origin2 = swh_storage.origin_get({"url": data.origin2["url"]})
# no pagination
found_origins = list(swh_storage.origin_search("/"))
assert len(found_origins) == 2
# offset=0
found_origins0 = list(swh_storage.origin_search("/", offset=0, limit=1)) # noqa
assert len(found_origins0) == 1
assert found_origins0[0] in [origin, origin2]
# offset=1
found_origins1 = list(swh_storage.origin_search("/", offset=1, limit=1)) # noqa
assert len(found_origins1) == 1
assert found_origins1[0] in [origin, origin2]
# check both origins were returned
assert found_origins0 != found_origins1
def test_origin_search_regexp_substring(self, swh_storage):
swh_storage.origin_add_one(data.origin)
swh_storage.origin_add_one(data.origin2)
origin = swh_storage.origin_get({"url": data.origin["url"]})
origin2 = swh_storage.origin_get({"url": data.origin2["url"]})
# no pagination
found_origins = list(swh_storage.origin_search("/", regexp=True))
assert len(found_origins) == 2
# offset=0
found_origins0 = list(
swh_storage.origin_search("/", offset=0, limit=1, regexp=True)
) # noqa
assert len(found_origins0) == 1
assert found_origins0[0] in [origin, origin2]
# offset=1
found_origins1 = list(
swh_storage.origin_search("/", offset=1, limit=1, regexp=True)
) # noqa
assert len(found_origins1) == 1
assert found_origins1[0] in [origin, origin2]
# check both origins were returned
assert found_origins0 != found_origins1
def test_origin_search_regexp_fullstring(self, swh_storage):
swh_storage.origin_add_one(data.origin)
swh_storage.origin_add_one(data.origin2)
origin = swh_storage.origin_get({"url": data.origin["url"]})
origin2 = swh_storage.origin_get({"url": data.origin2["url"]})
# no pagination
found_origins = list(swh_storage.origin_search(".*/.*", regexp=True))
assert len(found_origins) == 2
# offset=0
found_origins0 = list(
swh_storage.origin_search(".*/.*", offset=0, limit=1, regexp=True)
) # noqa
assert len(found_origins0) == 1
assert found_origins0[0] in [origin, origin2]
# offset=1
found_origins1 = list(
swh_storage.origin_search(".*/.*", offset=1, limit=1, regexp=True)
) # noqa
assert len(found_origins1) == 1
assert found_origins1[0] in [origin, origin2]
# check both origins were returned
assert found_origins0 != found_origins1
def test_origin_visit_add(self, swh_storage):
origin1 = Origin.from_dict(data.origin2)
swh_storage.origin_add_one(origin1)
date_visit = now()
date_visit2 = date_visit + datetime.timedelta(minutes=1)
date_visit = round_to_milliseconds(date_visit)
date_visit2 = round_to_milliseconds(date_visit2)
visit1 = OriginVisit(
- origin=origin1.url,
- date=date_visit,
- type=data.type_visit1,
- status="ongoing",
- snapshot=None,
+ origin=origin1.url, date=date_visit, type=data.type_visit1,
)
visit2 = OriginVisit(
- origin=origin1.url,
- date=date_visit2,
- type=data.type_visit2,
- status="partial",
- snapshot=None,
+ origin=origin1.url, date=date_visit2, type=data.type_visit2,
)
# add once
ov1, ov2 = swh_storage.origin_visit_add([visit1, visit2])
# then again (will be ignored as they already exist)
origin_visit1, origin_visit2 = swh_storage.origin_visit_add([ov1, ov2])
assert ov1 == origin_visit1
assert ov2 == origin_visit2
+ ovs1 = OriginVisitStatus(
+ origin=origin1.url,
+ visit=ov1.visit,
+ date=date_visit,
+ status="created",
+ snapshot=None,
+ )
+ ovs2 = OriginVisitStatus(
+ origin=origin1.url,
+ visit=ov2.visit,
+ date=date_visit2,
+ status="created",
+ snapshot=None,
+ )
+
actual_origin_visits = list(swh_storage.origin_visit_get(origin1.url))
expected_visits = [
- attr.evolve(visit1, visit=ov1.visit),
- attr.evolve(visit2, visit=ov2.visit),
+ {**ovs1.to_dict(), "type": ov1.type},
+ {**ovs2.to_dict(), "type": ov2.type},
]
- expected_visit_statuses = []
- for visit in expected_visits:
- visit_status = visit.to_dict()
- visit_status.pop("type")
- expected_visit_statuses.append(OriginVisitStatus.from_dict(visit_status))
-
assert len(expected_visits) == len(actual_origin_visits)
+
for visit in expected_visits:
- assert visit.to_dict() in actual_origin_visits
+ assert visit in actual_origin_visits
actual_objects = set(swh_storage.journal_writer.journal.objects)
# we write to the journal as many times as we call the endpoint
assert actual_objects == set(
[("origin", origin1)]
- + [("origin_visit", visit) for visit in expected_visits] * 2
- + [("origin_visit_status", ovs) for ovs in expected_visit_statuses] * 2
+ + [("origin_visit", visit) for visit in [ov1, ov2]] * 2
+ + [("origin_visit_status", ovs) for ovs in [ovs1, ovs2]]
)
def test_origin_visit_add_validation(self, swh_storage):
"""Unknown origin when adding visits should raise"""
visit = OriginVisit(
- origin="something-unknown",
- date=now(),
- type=data.type_visit1,
- status="ongoing",
- snapshot=None,
+ origin="something-unknown", date=now(), type=data.type_visit1,
)
with pytest.raises(StorageArgumentException, match="Unknown origin"):
swh_storage.origin_visit_add([visit])
objects = list(swh_storage.journal_writer.journal.objects)
assert not objects
def test_origin_visit_status_add_validation(self, swh_storage):
"""Wrong origin_visit_status input should raise storage argument error"""
date_visit = now()
visit_status1 = OriginVisitStatus(
origin="unknown-origin-url",
visit=10,
date=date_visit,
status="full",
snapshot=None,
)
with pytest.raises(StorageArgumentException, match="Unknown origin"):
swh_storage.origin_visit_status_add([visit_status1])
objects = list(swh_storage.journal_writer.journal.objects)
assert not objects
def test_origin_visit_status_add(self, swh_storage):
"""Correct origin visit statuses should add a new visit status
"""
origin1 = Origin.from_dict(data.origin2)
origin2 = Origin(url="new-origin")
swh_storage.origin_add([origin1, origin2])
ov1, ov2 = swh_storage.origin_visit_add(
[
OriginVisit(
- origin=origin1.url,
- date=data.date_visit1,
- type=data.type_visit1,
- status="ongoing",
- snapshot=None,
+ origin=origin1.url, date=data.date_visit1, type=data.type_visit1,
),
OriginVisit(
- origin=origin2.url,
- date=data.date_visit2,
- type=data.type_visit2,
- status="ongoing",
- snapshot=None,
+ origin=origin2.url, date=data.date_visit2, type=data.type_visit2,
),
]
)
+ ovs1 = OriginVisitStatus(
+ origin=origin1.url,
+ visit=ov1.visit,
+ date=data.date_visit1,
+ status="created",
+ snapshot=None,
+ )
+ ovs2 = OriginVisitStatus(
+ origin=origin2.url,
+ visit=ov2.visit,
+ date=data.date_visit2,
+ status="created",
+ snapshot=None,
+ )
+
snapshot_id = data.snapshot["id"]
date_visit_now = now()
visit_status1 = OriginVisitStatus(
origin=ov1.origin,
visit=ov1.visit,
date=date_visit_now,
status="full",
snapshot=snapshot_id,
)
date_visit_now = now()
visit_status2 = OriginVisitStatus(
origin=ov2.origin,
visit=ov2.visit,
date=date_visit_now,
status="ongoing",
snapshot=None,
metadata={"intrinsic": "something"},
)
swh_storage.origin_visit_status_add([visit_status1, visit_status2])
origin_visit1 = swh_storage.origin_visit_get_latest(
origin1.url, require_snapshot=True
)
assert origin_visit1
assert origin_visit1["status"] == "full"
assert origin_visit1["snapshot"] == snapshot_id
origin_visit2 = swh_storage.origin_visit_get_latest(
origin2.url, require_snapshot=False
)
assert origin2.url != origin1.url
assert origin_visit2
assert origin_visit2["status"] == "ongoing"
assert origin_visit2["snapshot"] is None
assert origin_visit2["metadata"] == {"intrinsic": "something"}
actual_objects = list(swh_storage.journal_writer.journal.objects)
expected_origins = [origin1, origin2]
expected_visits = [ov1, ov2]
- expected_visit_statuses = []
- for visit in expected_visits: # out of origin-visit-add calls
- visit_status = visit.to_dict()
- visit_status.pop("type")
- expected_visit_statuses.append(OriginVisitStatus.from_dict(visit_status))
-
- # out of origin-visit-status add calls
- expected_visit_statuses += [visit_status1, visit_status2]
+ expected_visit_statuses = [ovs1, ovs2, visit_status1, visit_status2]
+
expected_objects = (
[("origin", o) for o in expected_origins]
+ [("origin_visit", v) for v in expected_visits]
+ [("origin_visit_status", ovs) for ovs in expected_visit_statuses]
)
- assert len(actual_objects) == len(expected_objects)
for obj in expected_objects:
assert obj in actual_objects
def test_origin_visit_status_add_twice(self, swh_storage):
"""Correct origin visit statuses should add a new visit status
"""
origin1 = Origin.from_dict(data.origin2)
swh_storage.origin_add([origin1])
ov1 = swh_storage.origin_visit_add(
[
OriginVisit(
- origin=origin1.url,
- date=data.date_visit1,
- type=data.type_visit1,
- status="ongoing",
- snapshot=None,
+ origin=origin1.url, date=data.date_visit1, type=data.type_visit1,
),
]
)[0]
+ ovs1 = OriginVisitStatus(
+ origin=origin1.url,
+ visit=ov1.visit,
+ date=data.date_visit1,
+ status="created",
+ snapshot=None,
+ )
snapshot_id = data.snapshot["id"]
date_visit_now = now()
visit_status1 = OriginVisitStatus(
origin=ov1.origin,
visit=ov1.visit,
date=date_visit_now,
status="full",
snapshot=snapshot_id,
)
swh_storage.origin_visit_status_add([visit_status1])
# second call will ignore existing entries (will send to storage though)
swh_storage.origin_visit_status_add([visit_status1])
origin_visits = list(swh_storage.origin_visit_get(ov1.origin))
assert len(origin_visits) == 1
origin_visit1 = origin_visits[0]
assert origin_visit1
assert origin_visit1["status"] == "full"
assert origin_visit1["snapshot"] == snapshot_id
actual_objects = list(swh_storage.journal_writer.journal.objects)
expected_origins = [origin1]
expected_visits = [ov1]
- expected_visit_statuses = []
- for visit in expected_visits: # out of origin-visit-add calls
- visit_status = visit.to_dict()
- visit_status.pop("type")
- expected_visit_statuses.append(OriginVisitStatus.from_dict(visit_status))
+ expected_visit_statuses = [ovs1, visit_status1, visit_status1]
# write twice in the journal
- expected_visit_statuses += [visit_status1] * 2
expected_objects = (
[("origin", o) for o in expected_origins]
+ [("origin_visit", v) for v in expected_visits]
+ [("origin_visit_status", ovs) for ovs in expected_visit_statuses]
)
- assert len(actual_objects) == len(expected_objects)
for obj in expected_objects:
assert obj in actual_objects
def test_origin_visit_find_by_date(self, swh_storage):
# given
- origin_url = swh_storage.origin_add_one(data.origin)
+ origin = Origin.from_dict(data.origin)
+ swh_storage.origin_add_one(data.origin)
visit1 = OriginVisit(
- origin=origin_url,
+ origin=origin.url, date=data.date_visit2, type=data.type_visit1,
+ )
+ visit2 = OriginVisit(
+ origin=origin.url, date=data.date_visit3, type=data.type_visit2,
+ )
+ visit3 = OriginVisit(
+ origin=origin.url, date=data.date_visit2, type=data.type_visit3,
+ )
+ ov1, ov2, ov3 = swh_storage.origin_visit_add([visit1, visit2, visit3])
+
+ ovs1 = OriginVisitStatus(
+ origin=origin.url,
+ visit=ov1.visit,
date=data.date_visit2,
- type=data.type_visit1,
status="ongoing",
snapshot=None,
)
- visit2 = OriginVisit(
- origin=origin_url,
+ ovs2 = OriginVisitStatus(
+ origin=origin.url,
+ visit=ov2.visit,
date=data.date_visit3,
- type=data.type_visit2,
status="ongoing",
snapshot=None,
)
- visit3 = OriginVisit(
- origin=origin_url,
+ ovs3 = OriginVisitStatus(
+ origin=origin.url,
+ visit=ov3.visit,
date=data.date_visit2,
- type=data.type_visit3,
status="ongoing",
snapshot=None,
)
-
- _, ov2, ov3 = swh_storage.origin_visit_add([visit1, visit2, visit3])
+ swh_storage.origin_visit_status_add([ovs1, ovs2, ovs3])
# Simple case
- visit = swh_storage.origin_visit_find_by_date(origin_url, data.date_visit3)
+ visit = swh_storage.origin_visit_find_by_date(origin.url, data.date_visit3)
assert visit["visit"] == ov2.visit
# There are two visits at the same date, the latest must be returned
- visit = swh_storage.origin_visit_find_by_date(origin_url, data.date_visit2)
+ visit = swh_storage.origin_visit_find_by_date(origin.url, data.date_visit2)
assert visit["visit"] == ov3.visit
def test_origin_visit_find_by_date__unknown_origin(self, swh_storage):
swh_storage.origin_visit_find_by_date("foo", data.date_visit2)
def test_origin_visit_get_by(self, swh_storage):
origin_url = swh_storage.origin_add_one(data.origin)
origin_url2 = swh_storage.origin_add_one(data.origin2)
visit = OriginVisit(
- origin=origin_url,
- date=data.date_visit2,
- type=data.type_visit2,
- status="ongoing",
- snapshot=None,
+ origin=origin_url, date=data.date_visit2, type=data.type_visit2,
)
origin_visit1 = swh_storage.origin_visit_add([visit])[0]
swh_storage.snapshot_add([data.snapshot])
swh_storage.origin_visit_status_add(
[
OriginVisitStatus(
origin=origin_url,
visit=origin_visit1.visit,
date=now(),
status="ongoing",
snapshot=data.snapshot["id"],
)
]
)
# Add some other {origin, visit} entries
visit2 = OriginVisit(
origin=origin_url,
date=data.date_visit3,
type=data.type_visit3,
status="ongoing",
snapshot=None,
)
visit3 = OriginVisit(
origin=origin_url2,
date=data.date_visit3,
type=data.type_visit3,
status="ongoing",
snapshot=None,
)
swh_storage.origin_visit_add([visit2, visit3])
# when
visit1_metadata = {
"contents": 42,
"directories": 22,
}
swh_storage.origin_visit_status_add(
[
OriginVisitStatus(
origin=origin_url,
visit=origin_visit1.visit,
date=now(),
status="full",
snapshot=data.snapshot["id"],
metadata=visit1_metadata,
)
]
)
expected_origin_visit = origin_visit1.to_dict()
expected_origin_visit.update(
{
"origin": origin_url,
"visit": origin_visit1.visit,
"date": data.date_visit2,
"type": data.type_visit2,
"metadata": visit1_metadata,
"status": "full",
"snapshot": data.snapshot["id"],
}
)
# when
actual_origin_visit1 = swh_storage.origin_visit_get_by(
origin_url, origin_visit1.visit
)
# then
assert actual_origin_visit1 == expected_origin_visit
def test_origin_visit_get_by__unknown_origin(self, swh_storage):
assert swh_storage.origin_visit_get_by("foo", 10) is None
def test_origin_visit_get_by_no_result(self, swh_storage):
swh_storage.origin_add([data.origin])
actual_origin_visit = swh_storage.origin_visit_get_by(data.origin["url"], 999)
assert actual_origin_visit is None
def test_origin_visit_get_latest_none(self, swh_storage):
"""Origin visit get latest on unknown objects should return nothing
"""
# unknown origin so no result
assert swh_storage.origin_visit_get_latest("unknown-origin") is None
# unknown type
origin = Origin.from_dict(data.origin)
swh_storage.origin_add_one(origin)
assert swh_storage.origin_visit_get_latest(origin.url, type="unknown") is None
def test_origin_visit_get_latest_filter_type(self, swh_storage):
"""Filtering origin visit get latest with filter type should be ok
"""
origin = Origin.from_dict(data.origin)
swh_storage.origin_add_one(origin)
visit1 = OriginVisit(
- origin=origin.url,
- date=data.date_visit1,
- type=data.type_visit1,
- status="ongoing",
- snapshot=None,
+ origin=origin.url, date=data.date_visit1, type=data.type_visit1,
)
visit2 = OriginVisit(
- origin=origin.url,
- date=data.date_visit2,
- type=data.type_visit2,
- status="ongoing",
- snapshot=None,
+ origin=origin.url, date=data.date_visit2, type=data.type_visit2,
)
# Add a visit with the same date as the previous one
visit3 = OriginVisit(
- origin=origin.url,
- date=data.date_visit2,
- type=data.type_visit2,
- status="ongoing",
- snapshot=None,
+ origin=origin.url, date=data.date_visit2, type=data.type_visit2,
)
assert data.type_visit1 != data.type_visit2
assert data.date_visit1 < data.date_visit2
ov1, ov2, ov3 = swh_storage.origin_visit_add([visit1, visit2, visit3])
+
origin_visit1 = swh_storage.origin_visit_get_by(origin.url, ov1.visit)
origin_visit3 = swh_storage.origin_visit_get_by(origin.url, ov3.visit)
assert data.type_visit1 != data.type_visit2
# Check type filter is ok
actual_ov1 = swh_storage.origin_visit_get_latest(
origin.url, type=data.type_visit1,
)
assert actual_ov1 == origin_visit1
actual_ov3 = swh_storage.origin_visit_get_latest(
origin.url, type=data.type_visit2,
)
assert actual_ov3 == origin_visit3
new_type = "npm"
assert new_type not in [data.type_visit1, data.type_visit2]
assert (
swh_storage.origin_visit_get_latest(
origin.url, type=new_type, # no visit matching that type
)
is None
)
def test_origin_visit_get_latest(self, swh_storage):
origin = Origin.from_dict(data.origin)
swh_storage.origin_add_one(origin)
visit1 = OriginVisit(
- origin=origin.url,
- date=data.date_visit1,
- type=data.type_visit1,
- status="ongoing",
- snapshot=None,
+ origin=origin.url, date=data.date_visit1, type=data.type_visit1,
)
visit2 = OriginVisit(
- origin=origin.url,
- date=data.date_visit2,
- type=data.type_visit2,
- status="ongoing",
- snapshot=None,
+ origin=origin.url, date=data.date_visit2, type=data.type_visit2,
)
# Add a visit with the same date as the previous one
visit3 = OriginVisit(
- origin=origin.url,
- date=data.date_visit2,
- type=data.type_visit2,
- status="ongoing",
- snapshot=None,
+ origin=origin.url, date=data.date_visit2, type=data.type_visit2,
)
ov1, ov2, ov3 = swh_storage.origin_visit_add([visit1, visit2, visit3])
origin_visit1 = swh_storage.origin_visit_get_by(origin.url, ov1.visit)
origin_visit2 = swh_storage.origin_visit_get_by(origin.url, ov2.visit)
origin_visit3 = swh_storage.origin_visit_get_by(origin.url, ov3.visit)
# Two visits, both with no snapshot
assert origin_visit3 == swh_storage.origin_visit_get_latest(origin.url)
assert (
swh_storage.origin_visit_get_latest(origin.url, require_snapshot=True)
is None
)
# Add snapshot to visit1; require_snapshot=True makes it return
# visit1 and require_snapshot=False still returns visit2
complete_snapshot = Snapshot.from_dict(data.complete_snapshot)
swh_storage.snapshot_add([complete_snapshot])
swh_storage.origin_visit_status_add(
[
OriginVisitStatus(
origin=origin.url,
visit=ov1.visit,
date=now(),
status="ongoing",
snapshot=complete_snapshot.id,
)
]
)
- assert {
+ actual_visit = swh_storage.origin_visit_get_latest(
+ origin.url, require_snapshot=True
+ )
+ assert actual_visit == {
**origin_visit1,
"snapshot": complete_snapshot.id,
- } == swh_storage.origin_visit_get_latest(origin.url, require_snapshot=True)
+ "status": "ongoing", # visit1 has status created now
+ }
assert origin_visit3 == swh_storage.origin_visit_get_latest(origin.url)
# Status filter: all three visits are status=ongoing, so no visit
# returned
assert (
swh_storage.origin_visit_get_latest(origin.url, allowed_statuses=["full"])
is None
)
# Mark the first visit as completed and check status filter again
swh_storage.origin_visit_status_add(
[
OriginVisitStatus(
origin=origin.url,
visit=ov1.visit,
date=now(),
status="full",
snapshot=complete_snapshot.id,
)
]
)
assert {
**origin_visit1,
"snapshot": complete_snapshot.id,
"status": "full",
} == swh_storage.origin_visit_get_latest(origin.url, allowed_statuses=["full"])
assert origin_visit3 == swh_storage.origin_visit_get_latest(origin.url)
# Add snapshot to visit2 and check that the new snapshot is returned
empty_snapshot = Snapshot.from_dict(data.empty_snapshot)
swh_storage.snapshot_add([empty_snapshot])
swh_storage.origin_visit_status_add(
[
OriginVisitStatus(
origin=origin.url,
visit=ov2.visit,
date=now(),
status="ongoing",
snapshot=empty_snapshot.id,
)
]
)
assert {
**origin_visit2,
"snapshot": empty_snapshot.id,
+ "status": "ongoing",
} == swh_storage.origin_visit_get_latest(origin.url, require_snapshot=True)
assert origin_visit3 == swh_storage.origin_visit_get_latest(origin.url)
# Check that the status filter is still working
assert {
**origin_visit1,
"snapshot": complete_snapshot.id,
"status": "full",
} == swh_storage.origin_visit_get_latest(origin.url, allowed_statuses=["full"])
# Add snapshot to visit3 (same date as visit2)
swh_storage.origin_visit_status_add(
[
OriginVisitStatus(
origin=origin.url,
visit=ov3.visit,
date=now(),
status="ongoing",
snapshot=complete_snapshot.id,
)
]
)
assert {
**origin_visit1,
"snapshot": complete_snapshot.id,
"status": "full",
} == swh_storage.origin_visit_get_latest(origin.url, allowed_statuses=["full"])
assert {
**origin_visit1,
"snapshot": complete_snapshot.id,
"status": "full",
} == swh_storage.origin_visit_get_latest(
origin.url, allowed_statuses=["full"], require_snapshot=True
)
assert {
**origin_visit3,
"snapshot": complete_snapshot.id,
+ "status": "ongoing",
} == swh_storage.origin_visit_get_latest(origin.url)
assert {
**origin_visit3,
"snapshot": complete_snapshot.id,
+ "status": "ongoing",
} == swh_storage.origin_visit_get_latest(origin.url, require_snapshot=True)
def test_origin_visit_status_get_latest(self, swh_storage):
origin1 = Origin.from_dict(data.origin)
swh_storage.origin_add_one(data.origin)
# to have some reference visits
ov1, ov2 = swh_storage.origin_visit_add(
[
OriginVisit(
- origin=origin1.url,
- date=data.date_visit1,
- type=data.type_visit1,
- status="ongoing",
- snapshot=None,
+ origin=origin1.url, date=data.date_visit1, type=data.type_visit1,
),
OriginVisit(
- origin=origin1.url,
- date=data.date_visit2,
- type=data.type_visit2,
- status="ongoing",
- snapshot=None,
+ origin=origin1.url, date=data.date_visit2, type=data.type_visit2,
),
]
)
snapshot = Snapshot.from_dict(data.complete_snapshot)
swh_storage.snapshot_add([snapshot])
date_now = now()
date_now = round_to_milliseconds(date_now)
assert data.date_visit1 < data.date_visit2
assert data.date_visit2 < date_now
ovs1 = OriginVisitStatus(
origin=origin1.url,
visit=ov1.visit,
date=data.date_visit1,
status="partial",
snapshot=None,
)
ovs2 = OriginVisitStatus(
origin=origin1.url,
visit=ov1.visit,
date=data.date_visit2,
status="ongoing",
snapshot=None,
)
ovs3 = OriginVisitStatus(
origin=origin1.url,
visit=ov2.visit,
- date=data.date_visit2,
+ date=data.date_visit2 + datetime.timedelta(minutes=1), # to not be ignored
status="ongoing",
snapshot=None,
)
ovs4 = OriginVisitStatus(
origin=origin1.url,
visit=ov2.visit,
date=date_now,
status="full",
snapshot=snapshot.id,
metadata={"something": "wicked"},
)
swh_storage.origin_visit_status_add([ovs1, ovs2, ovs3, ovs4])
# unknown origin so no result
actual_origin_visit = swh_storage.origin_visit_status_get_latest(
"unknown-origin", ov1.visit
)
assert actual_origin_visit is None
# unknown visit so no result
actual_origin_visit = swh_storage.origin_visit_status_get_latest(
ov1.origin, ov1.visit + 10
)
assert actual_origin_visit is None
# Two visits, both with no snapshot, take the most recent
actual_origin_visit2 = swh_storage.origin_visit_status_get_latest(
origin1.url, ov1.visit
)
assert isinstance(actual_origin_visit2, OriginVisitStatus)
assert actual_origin_visit2 == ovs2
assert ovs2.origin == origin1.url
assert ovs2.visit == ov1.visit
actual_origin_visit = swh_storage.origin_visit_status_get_latest(
origin1.url, ov1.visit, require_snapshot=True
)
# there is no visit with snapshot yet for that visit
assert actual_origin_visit is None
actual_origin_visit2 = swh_storage.origin_visit_status_get_latest(
origin1.url, ov1.visit, allowed_statuses=["partial", "ongoing"]
)
# visit status with partial status visit elected
assert actual_origin_visit2 == ovs2
assert actual_origin_visit2.status == "ongoing"
actual_origin_visit4 = swh_storage.origin_visit_status_get_latest(
origin1.url, ov2.visit, require_snapshot=True
)
assert actual_origin_visit4 == ovs4
assert actual_origin_visit4.snapshot == snapshot.id
actual_origin_visit = swh_storage.origin_visit_status_get_latest(
origin1.url, ov2.visit, require_snapshot=True, allowed_statuses=["ongoing"]
)
# nothing matches so nothing
assert actual_origin_visit is None # there is no visit with status full
actual_origin_visit3 = swh_storage.origin_visit_status_get_latest(
origin1.url, ov2.visit, allowed_statuses=["ongoing"]
)
assert actual_origin_visit3 == ovs3
def test_person_fullname_unicity(self, swh_storage):
# given (person injection through revisions for example)
revision = data.revision
# create a revision with same committer fullname but wo name and email
revision2 = copy.deepcopy(data.revision2)
revision2["committer"] = dict(revision["committer"])
revision2["committer"]["email"] = None
revision2["committer"]["name"] = None
swh_storage.revision_add([revision])
swh_storage.revision_add([revision2])
# when getting added revisions
revisions = list(swh_storage.revision_get([revision["id"], revision2["id"]]))
# then
# check committers are the same
assert revisions[0]["committer"] == revisions[1]["committer"]
def test_snapshot_add_get_empty(self, swh_storage):
origin_url = swh_storage.origin_add_one(data.origin)
ov1 = swh_storage.origin_visit_add(
[
OriginVisit(
- origin=origin_url,
- date=data.date_visit1,
- type=data.type_visit1,
- status="ongoing",
- snapshot=None,
+ origin=origin_url, date=data.date_visit1, type=data.type_visit1,
)
]
)[0]
actual_result = swh_storage.snapshot_add([data.empty_snapshot])
assert actual_result == {"snapshot:add": 1}
date_now = now()
swh_storage.origin_visit_status_add(
[
OriginVisitStatus(
origin=origin_url,
visit=ov1.visit,
date=date_now,
status="full",
snapshot=data.empty_snapshot["id"],
)
]
)
by_id = swh_storage.snapshot_get(data.empty_snapshot["id"])
assert by_id == {**data.empty_snapshot, "next_branch": None}
by_ov = swh_storage.snapshot_get_by_origin_visit(origin_url, ov1.visit)
assert by_ov == {**data.empty_snapshot, "next_branch": None}
- data1 = {
- "origin": origin_url,
- "date": data.date_visit1,
- "visit": ov1.visit,
- "status": "ongoing",
- "metadata": None,
- "snapshot": None,
- }
- data2 = {
- "origin": origin_url,
- "date": date_now,
- "visit": ov1.visit,
- "status": "full",
- "metadata": None,
- "snapshot": data.empty_snapshot["id"],
- }
+ ovs1 = OriginVisitStatus.from_dict(
+ {
+ "origin": origin_url,
+ "date": data.date_visit1,
+ "visit": ov1.visit,
+ "status": "created",
+ "snapshot": None,
+ "metadata": None,
+ }
+ )
+ ovs2 = OriginVisitStatus.from_dict(
+ {
+ "origin": origin_url,
+ "date": date_now,
+ "visit": ov1.visit,
+ "status": "full",
+ "metadata": None,
+ "snapshot": data.empty_snapshot["id"],
+ }
+ )
actual_objects = list(swh_storage.journal_writer.journal.objects)
- assert actual_objects == [
+
+ expected_objects = [
("origin", Origin.from_dict(data.origin)),
- (
- "origin_visit",
- OriginVisit.from_dict({**data1, "type": data.type_visit1},),
- ),
- ("origin_visit_status", OriginVisitStatus.from_dict(data1)),
+ ("origin_visit", ov1),
+ ("origin_visit_status", ovs1,),
("snapshot", Snapshot.from_dict(data.empty_snapshot)),
- ("origin_visit_status", OriginVisitStatus.from_dict(data2),),
+ ("origin_visit_status", ovs2,),
]
+ for obj in expected_objects:
+ assert obj in actual_objects
def test_snapshot_add_get_complete(self, swh_storage):
origin_url = data.origin["url"]
origin_url = swh_storage.origin_add_one(data.origin)
visit = OriginVisit(
origin=origin_url,
date=data.date_visit1,
type=data.type_visit1,
status="ongoing",
snapshot=None,
)
origin_visit1 = swh_storage.origin_visit_add([visit])[0]
visit_id = origin_visit1.visit
actual_result = swh_storage.snapshot_add([data.complete_snapshot])
swh_storage.origin_visit_status_add(
[
OriginVisitStatus(
origin=origin_url,
visit=origin_visit1.visit,
date=now(),
status="ongoing",
snapshot=data.complete_snapshot["id"],
)
]
)
assert actual_result == {"snapshot:add": 1}
by_id = swh_storage.snapshot_get(data.complete_snapshot["id"])
assert by_id == {**data.complete_snapshot, "next_branch": None}
by_ov = swh_storage.snapshot_get_by_origin_visit(origin_url, visit_id)
assert by_ov == {**data.complete_snapshot, "next_branch": None}
def test_snapshot_add_many(self, swh_storage):
actual_result = swh_storage.snapshot_add(
[data.snapshot, data.complete_snapshot]
)
assert actual_result == {"snapshot:add": 2}
assert {
**data.complete_snapshot,
"next_branch": None,
} == swh_storage.snapshot_get(data.complete_snapshot["id"])
assert {**data.snapshot, "next_branch": None} == swh_storage.snapshot_get(
data.snapshot["id"]
)
swh_storage.refresh_stat_counters()
assert swh_storage.stat_counters()["snapshot"] == 2
def test_snapshot_add_many_from_generator(self, swh_storage):
def _snp_gen():
yield data.snapshot
yield data.complete_snapshot
actual_result = swh_storage.snapshot_add(_snp_gen())
assert actual_result == {"snapshot:add": 2}
swh_storage.refresh_stat_counters()
assert swh_storage.stat_counters()["snapshot"] == 2
def test_snapshot_add_many_incremental(self, swh_storage):
actual_result = swh_storage.snapshot_add([data.complete_snapshot])
assert actual_result == {"snapshot:add": 1}
actual_result2 = swh_storage.snapshot_add(
[data.snapshot, data.complete_snapshot]
)
assert actual_result2 == {"snapshot:add": 1}
assert {
**data.complete_snapshot,
"next_branch": None,
} == swh_storage.snapshot_get(data.complete_snapshot["id"])
assert {**data.snapshot, "next_branch": None} == swh_storage.snapshot_get(
data.snapshot["id"]
)
def test_snapshot_add_twice(self, swh_storage):
actual_result = swh_storage.snapshot_add([data.empty_snapshot])
assert actual_result == {"snapshot:add": 1}
assert list(swh_storage.journal_writer.journal.objects) == [
("snapshot", Snapshot.from_dict(data.empty_snapshot))
]
actual_result = swh_storage.snapshot_add([data.snapshot])
assert actual_result == {"snapshot:add": 1}
assert list(swh_storage.journal_writer.journal.objects) == [
("snapshot", Snapshot.from_dict(data.empty_snapshot)),
("snapshot", Snapshot.from_dict(data.snapshot)),
]
def test_snapshot_add_validation(self, swh_storage):
snap = copy.deepcopy(data.snapshot)
snap["branches"][b"foo"] = {"target_type": "revision"}
with pytest.raises(StorageArgumentException, match="target"):
swh_storage.snapshot_add([snap])
snap = copy.deepcopy(data.snapshot)
snap["branches"][b"foo"] = {"target": b"\x42" * 20}
with pytest.raises(StorageArgumentException, match="target_type"):
swh_storage.snapshot_add([snap])
def test_snapshot_add_count_branches(self, swh_storage):
actual_result = swh_storage.snapshot_add([data.complete_snapshot])
assert actual_result == {"snapshot:add": 1}
snp_id = data.complete_snapshot["id"]
snp_size = swh_storage.snapshot_count_branches(snp_id)
expected_snp_size = {
"alias": 1,
"content": 1,
"directory": 2,
"release": 1,
"revision": 1,
"snapshot": 1,
None: 1,
}
assert snp_size == expected_snp_size
def test_snapshot_add_get_paginated(self, swh_storage):
swh_storage.snapshot_add([data.complete_snapshot])
snp_id = data.complete_snapshot["id"]
branches = data.complete_snapshot["branches"]
branch_names = list(sorted(branches))
# Test branch_from
snapshot = swh_storage.snapshot_get_branches(snp_id, branches_from=b"release")
rel_idx = branch_names.index(b"release")
expected_snapshot = {
"id": snp_id,
"branches": {name: branches[name] for name in branch_names[rel_idx:]},
"next_branch": None,
}
assert snapshot == expected_snapshot
# Test branches_count
snapshot = swh_storage.snapshot_get_branches(snp_id, branches_count=1)
expected_snapshot = {
"id": snp_id,
"branches": {branch_names[0]: branches[branch_names[0]],},
"next_branch": b"content",
}
assert snapshot == expected_snapshot
# test branch_from + branches_count
snapshot = swh_storage.snapshot_get_branches(
snp_id, branches_from=b"directory", branches_count=3
)
dir_idx = branch_names.index(b"directory")
expected_snapshot = {
"id": snp_id,
"branches": {
name: branches[name] for name in branch_names[dir_idx : dir_idx + 3]
},
"next_branch": branch_names[dir_idx + 3],
}
assert snapshot == expected_snapshot
def test_snapshot_add_get_filtered(self, swh_storage):
origin_url = swh_storage.origin_add_one(data.origin)
visit = OriginVisit(
- origin=origin_url,
- date=data.date_visit1,
- type=data.type_visit1,
- status="ongoing",
- snapshot=None,
+ origin=origin_url, date=data.date_visit1, type=data.type_visit1,
)
origin_visit1 = swh_storage.origin_visit_add([visit])[0]
swh_storage.snapshot_add([data.complete_snapshot])
swh_storage.origin_visit_status_add(
[
OriginVisitStatus(
origin=origin_url,
visit=origin_visit1.visit,
date=now(),
status="ongoing",
snapshot=data.complete_snapshot["id"],
)
]
)
snp_id = data.complete_snapshot["id"]
branches = data.complete_snapshot["branches"]
snapshot = swh_storage.snapshot_get_branches(
snp_id, target_types=["release", "revision"]
)
expected_snapshot = {
"id": snp_id,
"branches": {
name: tgt
for name, tgt in branches.items()
if tgt and tgt["target_type"] in ["release", "revision"]
},
"next_branch": None,
}
assert snapshot == expected_snapshot
snapshot = swh_storage.snapshot_get_branches(snp_id, target_types=["alias"])
expected_snapshot = {
"id": snp_id,
"branches": {
name: tgt
for name, tgt in branches.items()
if tgt and tgt["target_type"] == "alias"
},
"next_branch": None,
}
assert snapshot == expected_snapshot
def test_snapshot_add_get_filtered_and_paginated(self, swh_storage):
swh_storage.snapshot_add([data.complete_snapshot])
snp_id = data.complete_snapshot["id"]
branches = data.complete_snapshot["branches"]
branch_names = list(sorted(branches))
# Test branch_from
snapshot = swh_storage.snapshot_get_branches(
snp_id, target_types=["directory", "release"], branches_from=b"directory2"
)
expected_snapshot = {
"id": snp_id,
"branches": {name: branches[name] for name in (b"directory2", b"release")},
"next_branch": None,
}
assert snapshot == expected_snapshot
# Test branches_count
snapshot = swh_storage.snapshot_get_branches(
snp_id, target_types=["directory", "release"], branches_count=1
)
expected_snapshot = {
"id": snp_id,
"branches": {b"directory": branches[b"directory"]},
"next_branch": b"directory2",
}
assert snapshot == expected_snapshot
# Test branches_count
snapshot = swh_storage.snapshot_get_branches(
snp_id, target_types=["directory", "release"], branches_count=2
)
expected_snapshot = {
"id": snp_id,
"branches": {
name: branches[name] for name in (b"directory", b"directory2")
},
"next_branch": b"release",
}
assert snapshot == expected_snapshot
# test branch_from + branches_count
snapshot = swh_storage.snapshot_get_branches(
snp_id,
target_types=["directory", "release"],
branches_from=b"directory2",
branches_count=1,
)
dir_idx = branch_names.index(b"directory2")
expected_snapshot = {
"id": snp_id,
"branches": {branch_names[dir_idx]: branches[branch_names[dir_idx]],},
"next_branch": b"release",
}
assert snapshot == expected_snapshot
def test_snapshot_add_get(self, swh_storage):
origin_url = swh_storage.origin_add_one(data.origin)
visit = OriginVisit(
- origin=origin_url,
- date=data.date_visit1,
- type=data.type_visit1,
- status="ongoing",
- snapshot=None,
+ origin=origin_url, date=data.date_visit1, type=data.type_visit1,
)
origin_visit1 = swh_storage.origin_visit_add([visit])[0]
visit_id = origin_visit1.visit
swh_storage.snapshot_add([data.snapshot])
swh_storage.origin_visit_status_add(
[
OriginVisitStatus(
origin=origin_url,
visit=origin_visit1.visit,
date=now(),
status="ongoing",
snapshot=data.snapshot["id"],
)
]
)
by_id = swh_storage.snapshot_get(data.snapshot["id"])
assert by_id == {**data.snapshot, "next_branch": None}
by_ov = swh_storage.snapshot_get_by_origin_visit(origin_url, visit_id)
assert by_ov == {**data.snapshot, "next_branch": None}
origin_visit_info = swh_storage.origin_visit_get_by(origin_url, visit_id)
assert origin_visit_info["snapshot"] == data.snapshot["id"]
def test_snapshot_add_twice__by_origin_visit(self, swh_storage):
origin_url = swh_storage.origin_add_one(data.origin)
ov1 = swh_storage.origin_visit_add(
[
OriginVisit(
- origin=origin_url,
- date=data.date_visit1,
- type=data.type_visit1,
- status="ongoing",
- snapshot=None,
+ origin=origin_url, date=data.date_visit1, type=data.type_visit1,
)
]
)[0]
swh_storage.snapshot_add([data.snapshot])
date_now2 = now()
swh_storage.origin_visit_status_add(
[
OriginVisitStatus(
origin=origin_url,
visit=ov1.visit,
date=date_now2,
status="ongoing",
snapshot=data.snapshot["id"],
)
]
)
by_ov1 = swh_storage.snapshot_get_by_origin_visit(origin_url, ov1.visit)
assert by_ov1 == {**data.snapshot, "next_branch": None}
ov2 = swh_storage.origin_visit_add(
[
OriginVisit(
- origin=origin_url,
- date=data.date_visit2,
- type=data.type_visit2,
- status="ongoing",
- snapshot=None,
+ origin=origin_url, date=data.date_visit2, type=data.type_visit2,
)
]
)[0]
swh_storage.snapshot_add([data.snapshot])
date_now4 = now()
swh_storage.origin_visit_status_add(
[
OriginVisitStatus(
origin=origin_url,
visit=ov2.visit,
date=date_now4,
status="ongoing",
snapshot=data.snapshot["id"],
)
]
)
by_ov2 = swh_storage.snapshot_get_by_origin_visit(origin_url, ov2.visit)
assert by_ov2 == {**data.snapshot, "next_branch": None}
- data1 = {
- "origin": origin_url,
- "date": data.date_visit1,
- "visit": ov1.visit,
- "status": "ongoing",
- "metadata": None,
- "snapshot": None,
- }
- data2 = {
- "origin": origin_url,
- "date": date_now2,
- "visit": ov1.visit,
- "status": "ongoing",
- "metadata": None,
- "snapshot": data.snapshot["id"],
- }
- data3 = {
- "origin": origin_url,
- "date": data.date_visit2,
- "visit": ov2.visit,
- "status": "ongoing",
- "metadata": None,
- "snapshot": None,
- }
- data4 = {
- "origin": origin_url,
- "date": date_now4,
- "visit": ov2.visit,
- "status": "ongoing",
- "metadata": None,
- "snapshot": data.snapshot["id"],
- }
+ ovs1 = OriginVisitStatus.from_dict(
+ {
+ "origin": origin_url,
+ "date": data.date_visit1,
+ "visit": ov1.visit,
+ "status": "created",
+ "metadata": None,
+ "snapshot": None,
+ }
+ )
+ ovs2 = OriginVisitStatus.from_dict(
+ {
+ "origin": origin_url,
+ "date": date_now2,
+ "visit": ov1.visit,
+ "status": "ongoing",
+ "metadata": None,
+ "snapshot": data.snapshot["id"],
+ }
+ )
+ ovs3 = OriginVisitStatus.from_dict(
+ {
+ "origin": origin_url,
+ "date": data.date_visit2,
+ "visit": ov2.visit,
+ "status": "created",
+ "metadata": None,
+ "snapshot": None,
+ }
+ )
+ ovs4 = OriginVisitStatus.from_dict(
+ {
+ "origin": origin_url,
+ "date": date_now4,
+ "visit": ov2.visit,
+ "status": "ongoing",
+ "metadata": None,
+ "snapshot": data.snapshot["id"],
+ }
+ )
actual_objects = list(swh_storage.journal_writer.journal.objects)
- assert actual_objects == [
+ expected_objects = [
("origin", Origin.from_dict(data.origin)),
- (
- "origin_visit",
- OriginVisit.from_dict({**data1, "type": data.type_visit1}),
- ),
- ("origin_visit_status", OriginVisitStatus.from_dict(data1)),
+ ("origin_visit", ov1),
+ ("origin_visit_status", ovs1),
("snapshot", Snapshot.from_dict(data.snapshot)),
- ("origin_visit_status", OriginVisitStatus.from_dict(data2),),
- (
- "origin_visit",
- OriginVisit.from_dict({**data3, "type": data.type_visit2}),
- ),
- ("origin_visit_status", OriginVisitStatus.from_dict(data3)),
- ("origin_visit_status", OriginVisitStatus.from_dict(data4),),
+ ("origin_visit_status", ovs2),
+ ("origin_visit", ov2),
+ ("origin_visit_status", ovs3),
+ ("origin_visit_status", ovs4),
]
+ for obj in expected_objects:
+ assert obj in actual_objects
def test_snapshot_get_random(self, swh_storage):
swh_storage.snapshot_add(
[data.snapshot, data.empty_snapshot, data.complete_snapshot]
)
assert swh_storage.snapshot_get_random() in {
data.snapshot["id"],
data.empty_snapshot["id"],
data.complete_snapshot["id"],
}
def test_snapshot_missing(self, swh_storage):
snap = data.snapshot
missing_snap = data.empty_snapshot
snapshots = [snap["id"], missing_snap["id"]]
swh_storage.snapshot_add([snap])
missing_snapshots = swh_storage.snapshot_missing(snapshots)
assert list(missing_snapshots) == [missing_snap["id"]]
def test_stat_counters(self, swh_storage):
expected_keys = ["content", "directory", "origin", "revision"]
# Initially, all counters are 0
swh_storage.refresh_stat_counters()
counters = swh_storage.stat_counters()
assert set(expected_keys) <= set(counters)
for key in expected_keys:
assert counters[key] == 0
# Add a content. Only the content counter should increase.
swh_storage.content_add([data.cont])
swh_storage.refresh_stat_counters()
counters = swh_storage.stat_counters()
assert set(expected_keys) <= set(counters)
for key in expected_keys:
if key != "content":
assert counters[key] == 0
assert counters["content"] == 1
# Add other objects. Check their counter increased as well.
origin_url = swh_storage.origin_add_one(data.origin2)
visit = OriginVisit(
origin=origin_url,
date=data.date_visit2,
type=data.type_visit2,
status="ongoing",
snapshot=None,
)
origin_visit1 = swh_storage.origin_visit_add([visit])[0]
swh_storage.snapshot_add([data.snapshot])
swh_storage.origin_visit_status_add(
[
OriginVisitStatus(
origin=origin_url,
visit=origin_visit1.visit,
date=now(),
status="ongoing",
snapshot=data.snapshot["id"],
)
]
)
swh_storage.directory_add([data.dir])
swh_storage.revision_add([data.revision])
swh_storage.release_add([data.release])
swh_storage.refresh_stat_counters()
counters = swh_storage.stat_counters()
assert counters["content"] == 1
assert counters["directory"] == 1
assert counters["snapshot"] == 1
assert counters["origin"] == 1
assert counters["origin_visit"] == 1
assert counters["revision"] == 1
assert counters["release"] == 1
assert counters["snapshot"] == 1
if "person" in counters:
assert counters["person"] == 3
def test_content_find_ctime(self, swh_storage):
cont = data.cont.copy()
del cont["data"]
ctime = now()
cont["ctime"] = ctime
swh_storage.content_add_metadata([cont])
actually_present = swh_storage.content_find({"sha1": cont["sha1"]})
# check ctime up to one second
dt = actually_present[0]["ctime"] - ctime
assert abs(dt.total_seconds()) <= 1
del actually_present[0]["ctime"]
assert actually_present[0] == {
"sha1": cont["sha1"],
"sha256": cont["sha256"],
"sha1_git": cont["sha1_git"],
"blake2s256": cont["blake2s256"],
"length": cont["length"],
"status": "visible",
}
def test_content_find_with_present_content(self, swh_storage):
# 1. with something to find
cont = data.cont
swh_storage.content_add([cont, data.cont2])
actually_present = swh_storage.content_find({"sha1": cont["sha1"]})
assert 1 == len(actually_present)
actually_present[0].pop("ctime")
assert actually_present[0] == {
"sha1": cont["sha1"],
"sha256": cont["sha256"],
"sha1_git": cont["sha1_git"],
"blake2s256": cont["blake2s256"],
"length": cont["length"],
"status": "visible",
}
# 2. with something to find
actually_present = swh_storage.content_find({"sha1_git": cont["sha1_git"]})
assert 1 == len(actually_present)
actually_present[0].pop("ctime")
assert actually_present[0] == {
"sha1": cont["sha1"],
"sha256": cont["sha256"],
"sha1_git": cont["sha1_git"],
"blake2s256": cont["blake2s256"],
"length": cont["length"],
"status": "visible",
}
# 3. with something to find
actually_present = swh_storage.content_find({"sha256": cont["sha256"]})
assert 1 == len(actually_present)
actually_present[0].pop("ctime")
assert actually_present[0] == {
"sha1": cont["sha1"],
"sha256": cont["sha256"],
"sha1_git": cont["sha1_git"],
"blake2s256": cont["blake2s256"],
"length": cont["length"],
"status": "visible",
}
# 4. with something to find
actually_present = swh_storage.content_find(
{
"sha1": cont["sha1"],
"sha1_git": cont["sha1_git"],
"sha256": cont["sha256"],
"blake2s256": cont["blake2s256"],
}
)
assert 1 == len(actually_present)
actually_present[0].pop("ctime")
assert actually_present[0] == {
"sha1": cont["sha1"],
"sha256": cont["sha256"],
"sha1_git": cont["sha1_git"],
"blake2s256": cont["blake2s256"],
"length": cont["length"],
"status": "visible",
}
def test_content_find_with_non_present_content(self, swh_storage):
# 1. with something that does not exist
missing_cont = data.missing_cont
actually_present = swh_storage.content_find({"sha1": missing_cont["sha1"]})
assert actually_present == []
# 2. with something that does not exist
actually_present = swh_storage.content_find(
{"sha1_git": missing_cont["sha1_git"]}
)
assert actually_present == []
# 3. with something that does not exist
actually_present = swh_storage.content_find({"sha256": missing_cont["sha256"]})
assert actually_present == []
def test_content_find_with_duplicate_input(self, swh_storage):
cont1 = data.cont
duplicate_cont = cont1.copy()
# Create fake data with colliding sha256 and blake2s256
sha1_array = bytearray(duplicate_cont["sha1"])
sha1_array[0] += 1
duplicate_cont["sha1"] = bytes(sha1_array)
sha1git_array = bytearray(duplicate_cont["sha1_git"])
sha1git_array[0] += 1
duplicate_cont["sha1_git"] = bytes(sha1git_array)
# Inject the data
swh_storage.content_add([cont1, duplicate_cont])
finder = {
"blake2s256": duplicate_cont["blake2s256"],
"sha256": duplicate_cont["sha256"],
}
actual_result = list(swh_storage.content_find(finder))
cont1.pop("data")
duplicate_cont.pop("data")
actual_result[0].pop("ctime")
actual_result[1].pop("ctime")
expected_result = [cont1, duplicate_cont]
for result in expected_result:
assert result in actual_result
def test_content_find_with_duplicate_sha256(self, swh_storage):
cont1 = data.cont
duplicate_cont = cont1.copy()
# Create fake data with colliding sha256
for hashalgo in ("sha1", "sha1_git", "blake2s256"):
value = bytearray(duplicate_cont[hashalgo])
value[0] += 1
duplicate_cont[hashalgo] = bytes(value)
swh_storage.content_add([cont1, duplicate_cont])
finder = {"sha256": duplicate_cont["sha256"]}
actual_result = list(swh_storage.content_find(finder))
assert len(actual_result) == 2
cont1.pop("data")
duplicate_cont.pop("data")
actual_result[0].pop("ctime")
actual_result[1].pop("ctime")
expected_result = [cont1, duplicate_cont]
assert expected_result == sorted(actual_result, key=lambda x: x["sha1"])
# Find with both sha256 and blake2s256
finder = {
"sha256": duplicate_cont["sha256"],
"blake2s256": duplicate_cont["blake2s256"],
}
actual_result = list(swh_storage.content_find(finder))
assert len(actual_result) == 1
actual_result[0].pop("ctime")
expected_result = [duplicate_cont]
assert actual_result[0] == duplicate_cont
def test_content_find_with_duplicate_blake2s256(self, swh_storage):
cont1 = data.cont
duplicate_cont = cont1.copy()
# Create fake data with colliding sha256 and blake2s256
sha1_array = bytearray(duplicate_cont["sha1"])
sha1_array[0] += 1
duplicate_cont["sha1"] = bytes(sha1_array)
sha1git_array = bytearray(duplicate_cont["sha1_git"])
sha1git_array[0] += 1
duplicate_cont["sha1_git"] = bytes(sha1git_array)
sha256_array = bytearray(duplicate_cont["sha256"])
sha256_array[0] += 1
duplicate_cont["sha256"] = bytes(sha256_array)
swh_storage.content_add([cont1, duplicate_cont])
finder = {"blake2s256": duplicate_cont["blake2s256"]}
actual_result = list(swh_storage.content_find(finder))
cont1.pop("data")
duplicate_cont.pop("data")
actual_result[0].pop("ctime")
actual_result[1].pop("ctime")
expected_result = [cont1, duplicate_cont]
for result in expected_result:
assert result in actual_result
# Find with both sha256 and blake2s256
finder = {
"sha256": duplicate_cont["sha256"],
"blake2s256": duplicate_cont["blake2s256"],
}
actual_result = list(swh_storage.content_find(finder))
actual_result[0].pop("ctime")
expected_result = [duplicate_cont]
assert expected_result == actual_result
def test_content_find_bad_input(self, swh_storage):
# 1. with bad input
with pytest.raises(StorageArgumentException):
swh_storage.content_find({}) # empty is bad
# 2. with bad input
with pytest.raises(StorageArgumentException):
swh_storage.content_find({"unknown-sha1": "something"}) # not the right key
def test_object_find_by_sha1_git(self, swh_storage):
sha1_gits = [b"00000000000000000000"]
expected = {
b"00000000000000000000": [],
}
swh_storage.content_add([data.cont])
sha1_gits.append(data.cont["sha1_git"])
expected[data.cont["sha1_git"]] = [
{"sha1_git": data.cont["sha1_git"], "type": "content",}
]
swh_storage.directory_add([data.dir])
sha1_gits.append(data.dir["id"])
expected[data.dir["id"]] = [{"sha1_git": data.dir["id"], "type": "directory",}]
swh_storage.revision_add([data.revision])
sha1_gits.append(data.revision["id"])
expected[data.revision["id"]] = [
{"sha1_git": data.revision["id"], "type": "revision",}
]
swh_storage.release_add([data.release])
sha1_gits.append(data.release["id"])
expected[data.release["id"]] = [
{"sha1_git": data.release["id"], "type": "release",}
]
ret = swh_storage.object_find_by_sha1_git(sha1_gits)
assert expected == ret
def test_metadata_fetcher_add_get(self, swh_storage):
actual_fetcher = swh_storage.metadata_fetcher_get(
data.metadata_fetcher["name"], data.metadata_fetcher["version"]
)
assert actual_fetcher is None # does not exist
swh_storage.metadata_fetcher_add(**data.metadata_fetcher)
res = swh_storage.metadata_fetcher_get(
data.metadata_fetcher["name"], data.metadata_fetcher["version"]
)
assert res is not data.metadata_fetcher
assert res == data.metadata_fetcher
def test_metadata_authority_add_get(self, swh_storage):
actual_authority = swh_storage.metadata_authority_get(
data.metadata_authority["type"], data.metadata_authority["url"]
)
assert actual_authority is None # does not exist
swh_storage.metadata_authority_add(**data.metadata_authority)
res = swh_storage.metadata_authority_get(
data.metadata_authority["type"], data.metadata_authority["url"]
)
assert res is not data.metadata_authority
assert res == data.metadata_authority
def test_origin_metadata_add(self, swh_storage):
origin = data.origin
fetcher = data.metadata_fetcher
authority = data.metadata_authority
assert swh_storage.origin_add([origin]) == {"origin:add": 1}
swh_storage.metadata_fetcher_add(**fetcher)
swh_storage.metadata_authority_add(**authority)
swh_storage.origin_metadata_add(**data.origin_metadata)
swh_storage.origin_metadata_add(**data.origin_metadata2)
result = swh_storage.origin_metadata_get(origin["url"], authority)
assert result["next_page_token"] is None
assert [data.origin_metadata, data.origin_metadata2] == list(
sorted(result["results"], key=lambda x: x["discovery_date"],)
)
def test_origin_metadata_add_duplicate(self, swh_storage):
"""Duplicates should be silently updated."""
origin = data.origin
fetcher = data.metadata_fetcher
authority = data.metadata_authority
assert swh_storage.origin_add([origin]) == {"origin:add": 1}
new_origin_metadata2 = {
**data.origin_metadata2,
"format": "new-format",
"metadata": b"new-metadata",
}
swh_storage.metadata_fetcher_add(**fetcher)
swh_storage.metadata_authority_add(**authority)
swh_storage.origin_metadata_add(**data.origin_metadata)
swh_storage.origin_metadata_add(**data.origin_metadata2)
swh_storage.origin_metadata_add(**new_origin_metadata2)
result = swh_storage.origin_metadata_get(origin["url"], authority)
assert result["next_page_token"] is None
assert [data.origin_metadata, new_origin_metadata2] == list(
sorted(result["results"], key=lambda x: x["discovery_date"],)
)
def test_origin_metadata_add_dict(self, swh_storage):
origin = data.origin
fetcher = data.metadata_fetcher
authority = data.metadata_authority
assert swh_storage.origin_add([origin]) == {"origin:add": 1}
swh_storage.metadata_fetcher_add(**fetcher)
swh_storage.metadata_authority_add(**authority)
kwargs = data.origin_metadata.copy()
kwargs["metadata"] = {"foo": "bar"}
with pytest.raises(StorageArgumentException):
swh_storage.origin_metadata_add(**kwargs)
def test_origin_metadata_get(self, swh_storage):
authority = data.metadata_authority
fetcher = data.metadata_fetcher
authority2 = data.metadata_authority2
fetcher2 = data.metadata_fetcher2
origin_url1 = data.origin["url"]
origin_url2 = data.origin2["url"]
assert swh_storage.origin_add([data.origin, data.origin2]) == {"origin:add": 2}
origin1_metadata1 = data.origin_metadata
origin1_metadata2 = data.origin_metadata2
origin1_metadata3 = data.origin_metadata3
origin2_metadata = {**data.origin_metadata2, "origin_url": origin_url2}
swh_storage.metadata_authority_add(**authority)
swh_storage.metadata_fetcher_add(**fetcher)
swh_storage.metadata_authority_add(**authority2)
swh_storage.metadata_fetcher_add(**fetcher2)
swh_storage.origin_metadata_add(**origin1_metadata1)
swh_storage.origin_metadata_add(**origin1_metadata2)
swh_storage.origin_metadata_add(**origin1_metadata3)
swh_storage.origin_metadata_add(**origin2_metadata)
result = swh_storage.origin_metadata_get(origin_url1, authority)
assert result["next_page_token"] is None
assert [origin1_metadata1, origin1_metadata2] == list(
sorted(result["results"], key=lambda x: x["discovery_date"],)
)
result = swh_storage.origin_metadata_get(origin_url1, authority2)
assert result["next_page_token"] is None
assert [origin1_metadata3] == list(
sorted(result["results"], key=lambda x: x["discovery_date"],)
)
result = swh_storage.origin_metadata_get(origin_url2, authority)
assert result["next_page_token"] is None
assert [origin2_metadata] == list(result["results"],)
def test_origin_metadata_get_after(self, swh_storage):
origin = data.origin
fetcher = data.metadata_fetcher
authority = data.metadata_authority
assert swh_storage.origin_add([origin]) == {"origin:add": 1}
swh_storage.metadata_fetcher_add(**fetcher)
swh_storage.metadata_authority_add(**authority)
swh_storage.origin_metadata_add(**data.origin_metadata)
swh_storage.origin_metadata_add(**data.origin_metadata2)
result = swh_storage.origin_metadata_get(
origin["url"],
authority,
after=data.origin_metadata["discovery_date"] - timedelta(seconds=1),
)
assert result["next_page_token"] is None
assert [data.origin_metadata, data.origin_metadata2] == list(
sorted(result["results"], key=lambda x: x["discovery_date"],)
)
result = swh_storage.origin_metadata_get(
origin["url"], authority, after=data.origin_metadata["discovery_date"]
)
assert result["next_page_token"] is None
assert [data.origin_metadata2] == result["results"]
result = swh_storage.origin_metadata_get(
origin["url"], authority, after=data.origin_metadata2["discovery_date"]
)
assert result["next_page_token"] is None
assert [] == result["results"]
def test_origin_metadata_get_paginate(self, swh_storage):
origin = data.origin
fetcher = data.metadata_fetcher
authority = data.metadata_authority
assert swh_storage.origin_add([origin]) == {"origin:add": 1}
swh_storage.metadata_fetcher_add(**fetcher)
swh_storage.metadata_authority_add(**authority)
swh_storage.origin_metadata_add(**data.origin_metadata)
swh_storage.origin_metadata_add(**data.origin_metadata2)
swh_storage.origin_metadata_get(origin["url"], authority)
result = swh_storage.origin_metadata_get(origin["url"], authority, limit=1)
assert result["next_page_token"] is not None
assert [data.origin_metadata] == result["results"]
result = swh_storage.origin_metadata_get(
origin["url"], authority, limit=1, page_token=result["next_page_token"]
)
assert result["next_page_token"] is None
assert [data.origin_metadata2] == result["results"]
def test_origin_metadata_get_paginate_same_date(self, swh_storage):
origin = data.origin
fetcher1 = data.metadata_fetcher
fetcher2 = data.metadata_fetcher2
authority = data.metadata_authority
assert swh_storage.origin_add([origin]) == {"origin:add": 1}
swh_storage.metadata_fetcher_add(**fetcher1)
swh_storage.metadata_fetcher_add(**fetcher2)
swh_storage.metadata_authority_add(**authority)
origin_metadata2 = {
**data.origin_metadata2,
"discovery_date": data.origin_metadata2["discovery_date"],
"fetcher": {"name": fetcher2["name"], "version": fetcher2["version"],},
}
swh_storage.origin_metadata_add(**data.origin_metadata)
swh_storage.origin_metadata_add(**origin_metadata2)
result = swh_storage.origin_metadata_get(origin["url"], authority, limit=1)
assert result["next_page_token"] is not None
assert [data.origin_metadata] == result["results"]
result = swh_storage.origin_metadata_get(
origin["url"], authority, limit=1, page_token=result["next_page_token"]
)
assert result["next_page_token"] is None
assert [origin_metadata2] == result["results"]
class TestStorageGeneratedData:
def test_generate_content_get(self, swh_storage, swh_contents):
contents_with_data = [c for c in swh_contents if c["status"] != "absent"]
# input the list of sha1s we want from storage
get_sha1s = [c["sha1"] for c in contents_with_data]
# retrieve contents
actual_contents = list(swh_storage.content_get(get_sha1s))
assert None not in actual_contents
assert_contents_ok(contents_with_data, actual_contents)
def test_generate_content_get_metadata(self, swh_storage, swh_contents):
# input the list of sha1s we want from storage
expected_contents = [c for c in swh_contents if c["status"] != "absent"]
get_sha1s = [c["sha1"] for c in expected_contents]
# retrieve contents
meta_contents = swh_storage.content_get_metadata(get_sha1s)
assert len(list(meta_contents)) == len(get_sha1s)
actual_contents = []
for contents in meta_contents.values():
actual_contents.extend(contents)
keys_to_check = {"length", "status", "sha1", "sha1_git", "sha256", "blake2s256"}
assert_contents_ok(
expected_contents, actual_contents, keys_to_check=keys_to_check
)
def test_generate_content_get_range(self, swh_storage, swh_contents):
"""content_get_range returns complete range"""
present_contents = [c for c in swh_contents if c["status"] != "absent"]
get_sha1s = sorted([c["sha1"] for c in swh_contents if c["status"] != "absent"])
start = get_sha1s[2]
end = get_sha1s[-2]
actual_result = swh_storage.content_get_range(start, end)
assert actual_result["next"] is None
actual_contents = actual_result["contents"]
expected_contents = [c for c in present_contents if start <= c["sha1"] <= end]
if expected_contents:
assert_contents_ok(expected_contents, actual_contents, ["sha1"])
else:
assert actual_contents == []
def test_generate_content_get_range_full(self, swh_storage, swh_contents):
"""content_get_range for a full range returns all available contents"""
present_contents = [c for c in swh_contents if c["status"] != "absent"]
start = b"0" * 40
end = b"f" * 40
actual_result = swh_storage.content_get_range(start, end)
assert actual_result["next"] is None
actual_contents = actual_result["contents"]
expected_contents = [c for c in present_contents if start <= c["sha1"] <= end]
if expected_contents:
assert_contents_ok(expected_contents, actual_contents, ["sha1"])
else:
assert actual_contents == []
def test_generate_content_get_range_empty(self, swh_storage, swh_contents):
"""content_get_range for an empty range returns nothing"""
start = b"0" * 40
end = b"f" * 40
actual_result = swh_storage.content_get_range(end, start)
assert actual_result["next"] is None
assert len(actual_result["contents"]) == 0
def test_generate_content_get_range_limit_none(self, swh_storage):
"""content_get_range call with wrong limit input should fail"""
with pytest.raises(StorageArgumentException) as e:
swh_storage.content_get_range(start=None, end=None, limit=None)
assert e.value.args == ("limit should not be None",)
def test_generate_content_get_range_no_limit(self, swh_storage, swh_contents):
"""content_get_range returns contents within range provided"""
# input the list of sha1s we want from storage
get_sha1s = sorted([c["sha1"] for c in swh_contents if c["status"] != "absent"])
start = get_sha1s[0]
end = get_sha1s[-1]
# retrieve contents
actual_result = swh_storage.content_get_range(start, end)
actual_contents = actual_result["contents"]
assert actual_result["next"] is None
assert len(actual_contents) == len(get_sha1s)
expected_contents = [c for c in swh_contents if c["status"] != "absent"]
assert_contents_ok(expected_contents, actual_contents, ["sha1"])
def test_generate_content_get_range_limit(self, swh_storage, swh_contents):
"""content_get_range paginates results if limit exceeded"""
contents_map = {c["sha1"]: c for c in swh_contents}
# input the list of sha1s we want from storage
get_sha1s = sorted([c["sha1"] for c in swh_contents if c["status"] != "absent"])
start = get_sha1s[0]
end = get_sha1s[-1]
# retrieve contents limited to n-1 results
limited_results = len(get_sha1s) - 1
actual_result = swh_storage.content_get_range(start, end, limit=limited_results)
actual_contents = actual_result["contents"]
assert actual_result["next"] == get_sha1s[-1]
assert len(actual_contents) == limited_results
expected_contents = [contents_map[sha1] for sha1 in get_sha1s[:-1]]
assert_contents_ok(expected_contents, actual_contents, ["sha1"])
# retrieve next part
actual_results2 = swh_storage.content_get_range(start=end, end=end)
assert actual_results2["next"] is None
actual_contents2 = actual_results2["contents"]
assert len(actual_contents2) == 1
assert_contents_ok([contents_map[get_sha1s[-1]]], actual_contents2, ["sha1"])
def test_origin_get_range_from_zero(self, swh_storage, swh_origins):
actual_origins = list(
swh_storage.origin_get_range(origin_from=0, origin_count=0)
)
assert len(actual_origins) == 0
actual_origins = list(
swh_storage.origin_get_range(origin_from=0, origin_count=1)
)
assert len(actual_origins) == 1
assert actual_origins[0]["id"] == 1
assert actual_origins[0]["url"] == swh_origins[0]["url"]
@pytest.mark.parametrize(
"origin_from,origin_count",
[(1, 1), (1, 10), (1, 20), (1, 101), (11, 0), (11, 10), (91, 11)],
)
def test_origin_get_range(
self, swh_storage, swh_origins, origin_from, origin_count
):
actual_origins = list(
swh_storage.origin_get_range(
origin_from=origin_from, origin_count=origin_count
)
)
origins_with_id = list(enumerate(swh_origins, start=1))
expected_origins = [
{"url": origin["url"], "id": origin_id,}
for (origin_id, origin) in origins_with_id[
origin_from - 1 : origin_from + origin_count - 1
]
]
assert actual_origins == expected_origins
@pytest.mark.parametrize("limit", [1, 7, 10, 100, 1000])
def test_origin_list(self, swh_storage, swh_origins, limit):
returned_origins = []
page_token = None
i = 0
while True:
result = swh_storage.origin_list(page_token=page_token, limit=limit)
assert len(result["origins"]) <= limit
returned_origins.extend(origin["url"] for origin in result["origins"])
i += 1
page_token = result.get("next_page_token")
if page_token is None:
assert i * limit >= len(swh_origins)
break
else:
assert len(result["origins"]) == limit
expected_origins = [origin["url"] for origin in swh_origins]
assert sorted(returned_origins) == sorted(expected_origins)
ORIGINS = [
"https://github.com/user1/repo1",
"https://github.com/user2/repo1",
"https://github.com/user3/repo1",
"https://gitlab.com/user1/repo1",
"https://gitlab.com/user2/repo1",
"https://forge.softwareheritage.org/source/repo1",
]
def test_origin_count(self, swh_storage):
swh_storage.origin_add([{"url": url} for url in self.ORIGINS])
assert swh_storage.origin_count("github") == 3
assert swh_storage.origin_count("gitlab") == 2
assert swh_storage.origin_count(".*user.*", regexp=True) == 5
assert swh_storage.origin_count(".*user.*", regexp=False) == 0
assert swh_storage.origin_count(".*user1.*", regexp=True) == 2
assert swh_storage.origin_count(".*user1.*", regexp=False) == 0
def test_origin_count_with_visit_no_visits(self, swh_storage):
swh_storage.origin_add([{"url": url} for url in self.ORIGINS])
# none of them have visits, so with_visit=True => 0
assert swh_storage.origin_count("github", with_visit=True) == 0
assert swh_storage.origin_count("gitlab", with_visit=True) == 0
assert swh_storage.origin_count(".*user.*", regexp=True, with_visit=True) == 0
assert swh_storage.origin_count(".*user.*", regexp=False, with_visit=True) == 0
assert swh_storage.origin_count(".*user1.*", regexp=True, with_visit=True) == 0
assert swh_storage.origin_count(".*user1.*", regexp=False, with_visit=True) == 0
def test_origin_count_with_visit_with_visits_no_snapshot(self, swh_storage):
swh_storage.origin_add([{"url": url} for url in self.ORIGINS])
origin_url = "https://github.com/user1/repo1"
- visit = OriginVisit(
- origin=origin_url, date=now(), type="git", status="ongoing", snapshot=None
- )
+ visit = OriginVisit(origin=origin_url, date=now(), type="git",)
swh_storage.origin_visit_add([visit])
assert swh_storage.origin_count("github", with_visit=False) == 3
# it has a visit, but no snapshot, so with_visit=True => 0
assert swh_storage.origin_count("github", with_visit=True) == 0
assert swh_storage.origin_count("gitlab", with_visit=False) == 2
# these gitlab origins have no visit
assert swh_storage.origin_count("gitlab", with_visit=True) == 0
assert (
swh_storage.origin_count("github.*user1", regexp=True, with_visit=False)
== 1
)
assert (
swh_storage.origin_count("github.*user1", regexp=True, with_visit=True) == 0
)
assert swh_storage.origin_count("github", regexp=True, with_visit=True) == 0
def test_origin_count_with_visit_with_visits_and_snapshot(self, swh_storage):
swh_storage.origin_add([{"url": url} for url in self.ORIGINS])
swh_storage.snapshot_add([data.snapshot])
origin_url = "https://github.com/user1/repo1"
- visit = OriginVisit(
- origin=origin_url, date=now(), type="git", status="ongoing", snapshot=None
- )
+ visit = OriginVisit(origin=origin_url, date=now(), type="git",)
visit = swh_storage.origin_visit_add([visit])[0]
swh_storage.origin_visit_status_add(
[
OriginVisitStatus(
origin=origin_url,
visit=visit.visit,
date=now(),
status="ongoing",
snapshot=data.snapshot["id"],
)
]
)
assert swh_storage.origin_count("github", with_visit=False) == 3
# github/user1 has a visit and a snapshot, so with_visit=True => 1
assert swh_storage.origin_count("github", with_visit=True) == 1
assert (
swh_storage.origin_count("github.*user1", regexp=True, with_visit=False)
== 1
)
assert (
swh_storage.origin_count("github.*user1", regexp=True, with_visit=True) == 1
)
assert swh_storage.origin_count("github", regexp=True, with_visit=True) == 1
@settings(suppress_health_check=[HealthCheck.too_slow])
@given(strategies.lists(objects(), max_size=2))
def test_add_arbitrary(self, swh_storage, objects):
for (obj_type, obj) in objects:
obj = obj.to_dict()
if obj_type == "origin_visit":
origin_url = obj.pop("origin")
swh_storage.origin_add_one({"url": origin_url})
if "visit" in obj:
del obj["visit"]
visit = OriginVisit(
- origin=origin_url,
- date=obj["date"],
- type=obj["type"],
- status="ongoing",
- snapshot=None,
+ origin=origin_url, date=obj["date"], type=obj["type"],
)
swh_storage.origin_visit_add([visit])
else:
if obj_type == "content" and obj["status"] == "absent":
obj_type = "skipped_content"
method = getattr(swh_storage, obj_type + "_add")
try:
method([obj])
except HashCollision:
pass
@pytest.mark.db
class TestLocalStorage:
"""Test the local storage"""
# This test is only relevant on the local storage, with an actual
# objstorage raising an exception
def test_content_add_objstorage_exception(self, swh_storage):
swh_storage.objstorage.content_add = Mock(
side_effect=Exception("mocked broken objstorage")
)
with pytest.raises(Exception) as e:
swh_storage.content_add([data.cont])
assert e.value.args == ("mocked broken objstorage",)
missing = list(swh_storage.content_missing([data.cont]))
assert missing == [data.cont["sha1"]]
@pytest.mark.db
class TestStorageRaceConditions:
@pytest.mark.xfail
def test_content_add_race(self, swh_storage):
results = queue.Queue()
def thread():
try:
with db_transaction(swh_storage) as (db, cur):
ret = swh_storage.content_add([data.cont], db=db, cur=cur)
results.put((threading.get_ident(), "data", ret))
except Exception as e:
results.put((threading.get_ident(), "exc", e))
t1 = threading.Thread(target=thread)
t2 = threading.Thread(target=thread)
t1.start()
# this avoids the race condition
# import time
# time.sleep(1)
t2.start()
t1.join()
t2.join()
r1 = results.get(block=False)
r2 = results.get(block=False)
with pytest.raises(queue.Empty):
results.get(block=False)
assert r1[0] != r2[0]
assert r1[1] == "data", "Got exception %r in Thread%s" % (r1[2], r1[0])
assert r2[1] == "data", "Got exception %r in Thread%s" % (r2[2], r2[0])
@pytest.mark.db
class TestPgStorage:
"""This class is dedicated for the rare case where the schema needs to
be altered dynamically.
Otherwise, the tests could be blocking when ran altogether.
"""
def test_content_update_with_new_cols(self, swh_storage):
swh_storage.journal_writer.journal = None # TODO, not supported
with db_transaction(swh_storage) as (_, cur):
cur.execute(
"""alter table content
add column test text default null,
add column test2 text default null"""
)
cont = copy.deepcopy(data.cont2)
swh_storage.content_add([cont])
cont["test"] = "value-1"
cont["test2"] = "value-2"
swh_storage.content_update([cont], keys=["test", "test2"])
with db_transaction(swh_storage) as (_, cur):
cur.execute(
"""SELECT sha1, sha1_git, sha256, length, status,
test, test2
FROM content WHERE sha1 = %s""",
(cont["sha1"],),
)
datum = cur.fetchone()
assert datum == (
cont["sha1"],
cont["sha1_git"],
cont["sha256"],
cont["length"],
"visible",
cont["test"],
cont["test2"],
)
with db_transaction(swh_storage) as (_, cur):
cur.execute(
"""alter table content drop column test,
drop column test2"""
)
def test_content_add_db(self, swh_storage):
cont = data.cont
actual_result = swh_storage.content_add([cont])
assert actual_result == {
"content:add": 1,
"content:add:bytes": cont["length"],
}
if hasattr(swh_storage, "objstorage"):
assert cont["sha1"] in swh_storage.objstorage.objstorage
with db_transaction(swh_storage) as (_, cur):
cur.execute(
"SELECT sha1, sha1_git, sha256, length, status"
" FROM content WHERE sha1 = %s",
(cont["sha1"],),
)
datum = cur.fetchone()
assert datum == (
cont["sha1"],
cont["sha1_git"],
cont["sha256"],
cont["length"],
"visible",
)
expected_cont = cont.copy()
del expected_cont["data"]
contents = [
obj
for (obj_type, obj) in swh_storage.journal_writer.journal.objects
if obj_type == "content"
]
assert len(contents) == 1
for obj in contents:
obj_d = obj.to_dict()
del obj_d["ctime"]
assert obj_d == expected_cont
def test_content_add_metadata_db(self, swh_storage):
cont = data.cont
del cont["data"]
cont["ctime"] = now()
actual_result = swh_storage.content_add_metadata([cont])
assert actual_result == {
"content:add": 1,
}
if hasattr(swh_storage, "objstorage"):
assert cont["sha1"] not in swh_storage.objstorage.objstorage
with db_transaction(swh_storage) as (_, cur):
cur.execute(
"SELECT sha1, sha1_git, sha256, length, status"
" FROM content WHERE sha1 = %s",
(cont["sha1"],),
)
datum = cur.fetchone()
assert datum == (
cont["sha1"],
cont["sha1_git"],
cont["sha256"],
cont["length"],
"visible",
)
contents = [
obj
for (obj_type, obj) in swh_storage.journal_writer.journal.objects
if obj_type == "content"
]
assert len(contents) == 1
for obj in contents:
obj_d = obj.to_dict()
assert obj_d == cont
def test_skipped_content_add_db(self, swh_storage):
cont = data.skipped_cont
cont2 = data.skipped_cont2
cont2["blake2s256"] = None
actual_result = swh_storage.skipped_content_add([cont, cont, cont2])
assert 2 <= actual_result.pop("skipped_content:add") <= 3
assert actual_result == {}
with db_transaction(swh_storage) as (_, cur):
cur.execute(
"SELECT sha1, sha1_git, sha256, blake2s256, "
"length, status, reason "
"FROM skipped_content ORDER BY sha1_git"
)
dbdata = cur.fetchall()
assert len(dbdata) == 2
assert dbdata[0] == (
cont["sha1"],
cont["sha1_git"],
cont["sha256"],
cont["blake2s256"],
cont["length"],
"absent",
"Content too long",
)
assert dbdata[1] == (
cont2["sha1"],
cont2["sha1_git"],
cont2["sha256"],
cont2["blake2s256"],
cont2["length"],
"absent",
"Content too long",
)
def test_clear_buffers(self, swh_storage):
"""Calling clear buffers on real storage does nothing
"""
assert swh_storage.clear_buffers() is None
def test_flush(self, swh_storage):
"""Calling clear buffers on real storage does nothing
"""
assert swh_storage.flush() == {}