diff --git a/swh/storage/cassandra/cql.py b/swh/storage/cassandra/cql.py index 0f299b63..76fb3ecb 100644 --- a/swh/storage/cassandra/cql.py +++ b/swh/storage/cassandra/cql.py @@ -1,901 +1,974 @@ # 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", ] - @_prepared_statement("SELECT * FROM origin_visit WHERE origin = ? AND visit > ?") - def _origin_visit_get_no_limit( + @_prepared_statement( + "SELECT * FROM origin_visit WHERE origin = ? AND visit > ? " + "ORDER BY visit ASC" + ) + def _origin_visit_get_pagination_asc_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 ?" + "SELECT * FROM origin_visit WHERE origin = ? AND visit > ? " + "ORDER BY visit ASC " + "LIMIT ?" ) - def _origin_visit_get_limit( + def _origin_visit_get_pagination_asc_limit( self, origin_url: str, last_visit: int, limit: int, *, statement ) -> ResultSet: return self._execute_with_retries(statement, [origin_url, last_visit, limit]) + @_prepared_statement( + "SELECT * FROM origin_visit WHERE origin = ? AND visit < ? " + "ORDER BY visit DESC" + ) + def _origin_visit_get_pagination_desc_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 < ? " + "ORDER BY visit DESC " + "LIMIT ?" + ) + def _origin_visit_get_pagination_desc_limit( + self, origin_url: str, last_visit: int, limit: int, *, statement + ) -> ResultSet: + return self._execute_with_retries(statement, [origin_url, last_visit, limit]) + + @_prepared_statement( + "SELECT * FROM origin_visit WHERE origin = ? ORDER BY visit ASC LIMIT ?" + ) + def _origin_visit_get_no_pagination_asc_limit( + self, origin_url: str, limit: int, *, statement + ) -> ResultSet: + return self._execute_with_retries(statement, [origin_url, limit]) + + @_prepared_statement( + "SELECT * FROM origin_visit WHERE origin = ? ORDER BY visit ASC " + ) + def _origin_visit_get_no_pagination_asc_no_limit( + self, origin_url: str, *, statement + ) -> ResultSet: + return self._execute_with_retries(statement, [origin_url]) + + @_prepared_statement( + "SELECT * FROM origin_visit WHERE origin = ? ORDER BY visit DESC" + ) + def _origin_visit_get_no_pagination_desc_no_limit( + self, origin_url: str, *, statement + ) -> ResultSet: + return self._execute_with_retries(statement, [origin_url]) + + @_prepared_statement( + "SELECT * FROM origin_visit WHERE origin = ? ORDER BY visit DESC LIMIT ?" + ) + def _origin_visit_get_no_pagination_desc_limit( + self, origin_url: str, limit: int, *, statement + ) -> ResultSet: + return self._execute_with_retries(statement, [origin_url, limit]) + def origin_visit_get( - self, origin_url: str, last_visit: Optional[int], limit: Optional[int] + self, + origin_url: str, + last_visit: Optional[int], + limit: Optional[int], + order: str = "asc", ) -> ResultSet: - if last_visit is None: - last_visit = -1 + order = order.lower() + assert order in ["asc", "desc"] - if limit is None: - return self._origin_visit_get_no_limit(origin_url, last_visit) + args: List[Any] = [origin_url] + + if last_visit is not None: + page_name = "pagination" + args.append(last_visit) + else: + page_name = "no_pagination" + + if limit is not None: + limit_name = "limit" + args.append(limit) else: - return self._origin_visit_get_limit(origin_url, last_visit, limit) + limit_name = "no_limit" + + method_name = f"_origin_visit_get_{page_name}_{order}_{limit_name}" + origin_visit_get_method = getattr(self, method_name) + return origin_visit_get_method(*args) @_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/storage.py b/swh/storage/cassandra/storage.py index e68db3a1..c2e91f1e 100644 --- a/swh/storage/cassandra/storage.py +++ b/swh/storage/cassandra/storage.py @@ -1,1160 +1,1165 @@ # 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) 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), } def origin_visit_get( - self, origin: str, last_visit: Optional[int] = None, limit: Optional[int] = None + self, + origin: str, + last_visit: Optional[int] = None, + limit: Optional[int] = None, + order: str = "asc", ) -> Iterable[Dict[str, Any]]: - rows = self._cql_runner.origin_visit_get(origin, last_visit, limit) + rows = self._cql_runner.origin_visit_get(origin, last_visit, limit, order) + 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 955ef3e3..64e2cf52 100644 --- a/swh/storage/db.py +++ b/swh/storage/db.py @@ -1,1256 +1,1266 @@ # 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. 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_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_upsert_cols ), ) cur.execute( 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): + def origin_visit_get_all( + self, origin_id, last_visit=None, order="asc", 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) + assert order.lower() in ["asc", "desc"] - if last_visit: - extra_condition = "and ov.visit > %s" - args = (origin_id, last_visit, limit) - else: - extra_condition = "" - args = (origin_id, limit) + query_parts = [ + "SELECT DISTINCT ON (ov.visit) %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 ov.origin = ovs.origin AND ov.visit = ovs.visit", + ] + query_parts.append("WHERE o.url = %s") + query_params: List[Any] = [origin_id] - 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, - ) + if last_visit is not None: + op_comparison = ">" if order == "asc" else "<" + query_parts.append(f"and ov.visit {op_comparison} %s") + query_params.append(last_visit) - cur.execute(query, args) + if order == "asc": + query_parts.append("ORDER BY ov.visit ASC, ovs.date DESC") + elif order == "desc": + query_parts.append("ORDER BY ov.visit DESC, ovs.date DESC") + else: + assert False + if limit is not None: + query_parts.append("LIMIT %s") + query_params.append(limit) + + query = "\n".join(query_parts) + cur.execute(query, tuple(query_params)) 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 7bedf81a..e9d13677 100644 --- a/swh/storage/in_memory.py +++ b/swh/storage/in_memory.py @@ -1,1202 +1,1211 @@ # 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 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) 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 + self, + origin: str, + last_visit: Optional[int] = None, + limit: Optional[int] = None, + order: str = "asc", ) -> Iterable[Dict[str, Any]]: - + order = order.lower() + assert order in ["asc", "desc"] origin_url = self._get_origin_url(origin) if origin_url in self._origin_visits: visits = self._origin_visits[origin_url] + visits = sorted(visits, key=lambda v: v.visit, reverse=(order == "desc")) if last_visit is not None: - visits = visits[last_visit:] + if order == "asc": + visits = [v for v in visits if v.visit > last_visit] + else: + visits = [v for v in visits if v.visit < 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/interface.py b/swh/storage/interface.py index f3df5873..68a759db 100644 --- a/swh/storage/interface.py +++ b/swh/storage/interface.py @@ -1,1294 +1,1299 @@ # 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 from typing import Any, Dict, Iterable, List, Optional from swh.core.api import remote_api_endpoint from swh.model.model import ( Content, Directory, Origin, OriginVisit, OriginVisitStatus, Revision, Release, Snapshot, SkippedContent, ) def deprecated(f): f.deprecated_endpoint = True return f class StorageInterface: @remote_api_endpoint("check_config") def check_config(self, *, check_write): """Check that the storage is configured and ready to go.""" ... @remote_api_endpoint("content/add") def content_add(self, content: Iterable[Content]) -> Dict: """Add content blobs to the storage Args: contents (iterable): iterable of dictionaries representing individual pieces of content to add. Each dictionary has the following keys: - data (bytes): the actual content - length (int): content length - one key for each checksum algorithm in :data:`swh.model.hashutil.ALGORITHMS`, mapped to the corresponding checksum - status (str): one of visible, hidden Raises: The following exceptions can occur: - HashCollision in case of collision - Any other exceptions raise by the db In case of errors, some of the content may have been stored in the DB and in the objstorage. Since additions to both idempotent, that should not be a problem. Returns: Summary dict with the following keys and associated values: content:add: New contents added content:add:bytes: Sum of the contents' length data """ ... @remote_api_endpoint("content/update") def content_update(self, content, keys=[]): """Update content blobs to the storage. Does nothing for unknown contents or skipped ones. Args: content (iterable): iterable of dictionaries representing individual pieces of content to update. Each dictionary has the following keys: - data (bytes): the actual content - length (int): content length (default: -1) - one key for each checksum algorithm in :data:`swh.model.hashutil.ALGORITHMS`, mapped to the corresponding checksum - status (str): one of visible, hidden, absent keys (list): List of keys (str) whose values needs an update, e.g., new hash column """ ... @remote_api_endpoint("content/add_metadata") def content_add_metadata(self, content: Iterable[Content]) -> Dict: """Add content metadata to the storage (like `content_add`, but without inserting to the objstorage). Args: content (iterable): iterable of dictionaries representing individual pieces of content to add. Each dictionary has the following keys: - length (int): content length (default: -1) - one key for each checksum algorithm in :data:`swh.model.hashutil.ALGORITHMS`, mapped to the corresponding checksum - status (str): one of visible, hidden, absent - reason (str): if status = absent, the reason why - origin (int): if status = absent, the origin we saw the content in - ctime (datetime): time of insertion in the archive Returns: Summary dict with the following key and associated values: content:add: New contents added skipped_content:add: New skipped contents (no data) added """ ... @remote_api_endpoint("content/data") def content_get(self, content): """Retrieve in bulk contents and their data. This generator yields exactly as many items than provided sha1 identifiers, but callers should not assume this will always be true. It may also yield `None` values in case an object was not found. Args: content: iterables of sha1 Yields: Dict[str, bytes]: Generates streams of contents as dict with their raw data: - sha1 (bytes): content id - data (bytes): content's raw data Raises: ValueError in case of too much contents are required. cf. BULK_BLOCK_CONTENT_LEN_MAX """ ... @deprecated @remote_api_endpoint("content/range") def content_get_range(self, start, end, limit=1000): """Retrieve contents within range [start, end] bound by limit. Note that this function may return more than one blob per hash. The limit is enforced with multiplicity (ie. two blobs with the same hash will count twice toward the limit). Args: **start** (bytes): Starting identifier range (expected smaller than end) **end** (bytes): Ending identifier range (expected larger than start) **limit** (int): Limit result (default to 1000) Returns: a dict with keys: - contents [dict]: iterable of contents in between the range. - next (bytes): There remains content in the range starting from this next sha1 """ ... @remote_api_endpoint("content/partition") def content_get_partition( self, partition_id: int, nb_partitions: int, limit: int = 1000, page_token: str = None, ): """Splits contents into nb_partitions, and returns one of these based on partition_id (which must be in [0, nb_partitions-1]) There is no guarantee on how the partitioning is done, or the result order. Args: partition_id (int): index of the partition to fetch nb_partitions (int): total number of partitions to split into limit (int): Limit result (default to 1000) page_token (Optional[str]): opaque token used for pagination. Returns: a dict with keys: - contents (List[dict]): iterable of contents in the partition. - **next_page_token** (Optional[str]): opaque token to be used as `page_token` for retrieving the next page. if absent, there is no more pages to gather. """ ... @remote_api_endpoint("content/metadata") def content_get_metadata(self, contents: List[bytes]) -> Dict[bytes, List[Dict]]: """Retrieve content metadata in bulk Args: content: iterable of content identifiers (sha1) Returns: a dict with keys the content's sha1 and the associated value either the existing content's metadata or None if the content does not exist. """ ... @remote_api_endpoint("content/missing") def content_missing(self, content, key_hash="sha1"): """List content missing from storage Args: content ([dict]): iterable of dictionaries whose keys are either 'length' or an item of :data:`swh.model.hashutil.ALGORITHMS`; mapped to the corresponding checksum (or length). key_hash (str): name of the column to use as hash id result (default: 'sha1') Returns: iterable ([bytes]): missing content ids (as per the key_hash column) Raises: TODO: an exception when we get a hash collision. """ ... @remote_api_endpoint("content/missing/sha1") def content_missing_per_sha1(self, contents): """List content missing from storage based only on sha1. Args: contents: Iterable of sha1 to check for absence. Returns: iterable: missing ids Raises: TODO: an exception when we get a hash collision. """ ... @remote_api_endpoint("content/missing/sha1_git") def content_missing_per_sha1_git(self, contents): """List content missing from storage based only on sha1_git. Args: contents (Iterable): An iterable of content id (sha1_git) Yields: missing contents sha1_git """ ... @remote_api_endpoint("content/present") def content_find(self, content): """Find a content hash in db. Args: content: a dictionary representing one content hash, mapping checksum algorithm names (see swh.model.hashutil.ALGORITHMS) to checksum values Returns: a triplet (sha1, sha1_git, sha256) if the content exist or None otherwise. Raises: ValueError: in case the key of the dictionary is not sha1, sha1_git nor sha256. """ ... @remote_api_endpoint("content/get_random") def content_get_random(self): """Finds a random content id. Returns: a sha1_git """ ... @remote_api_endpoint("content/skipped/add") def skipped_content_add(self, content: Iterable[SkippedContent]) -> Dict: """Add contents to the skipped_content list, which contains (partial) information about content missing from the archive. Args: contents (iterable): iterable of dictionaries representing individual pieces of content to add. Each dictionary has the following keys: - length (Optional[int]): content length (default: -1) - one key for each checksum algorithm in :data:`swh.model.hashutil.ALGORITHMS`, mapped to the corresponding checksum; each is optional - status (str): must be "absent" - reason (str): the reason why the content is absent - origin (int): if status = absent, the origin we saw the content in Raises: The following exceptions can occur: - HashCollision in case of collision - Any other exceptions raise by the backend In case of errors, some content may have been stored in the DB and in the objstorage. Since additions to both idempotent, that should not be a problem. Returns: Summary dict with the following key and associated values: skipped_content:add: New skipped contents (no data) added """ ... @remote_api_endpoint("content/skipped/missing") def skipped_content_missing(self, contents): """List skipped_content missing from storage Args: content: iterable of dictionaries containing the data for each checksum algorithm. Returns: iterable: missing signatures """ ... @remote_api_endpoint("directory/add") def directory_add(self, directories: Iterable[Directory]) -> Dict: """Add directories to the storage Args: directories (iterable): iterable of dictionaries representing the individual directories to add. Each dict has the following keys: - id (sha1_git): the id of the directory to add - entries (list): list of dicts for each entry in the directory. Each dict has the following keys: - name (bytes) - type (one of 'file', 'dir', 'rev'): type of the directory entry (file, directory, revision) - target (sha1_git): id of the object pointed at by the directory entry - perms (int): entry permissions Returns: Summary dict of keys with associated count as values: directory:add: Number of directories actually added """ ... @remote_api_endpoint("directory/missing") def directory_missing(self, directories): """List directories missing from storage Args: directories (iterable): an iterable of directory ids Yields: missing directory ids """ ... @remote_api_endpoint("directory/ls") def directory_ls(self, directory, recursive=False): """Get entries for one directory. Args: - directory: the directory to list entries from. - recursive: if flag on, this list recursively from this directory. Returns: List of entries for such directory. If `recursive=True`, names in the path of a dir/file not at the root are concatenated with a slash (`/`). """ ... @remote_api_endpoint("directory/path") def directory_entry_get_by_path(self, directory, paths): """Get the directory entry (either file or dir) from directory with path. Args: - directory: sha1 of the top level directory - paths: path to lookup from the top level directory. From left (top) to right (bottom). Returns: The corresponding directory entry if found, None otherwise. """ ... @remote_api_endpoint("directory/get_random") def directory_get_random(self): """Finds a random directory id. Returns: a sha1_git """ ... @remote_api_endpoint("revision/add") def revision_add(self, revisions: Iterable[Revision]) -> Dict: """Add revisions to the storage Args: revisions (Iterable[dict]): iterable of dictionaries representing the individual revisions to add. Each dict has the following keys: - **id** (:class:`sha1_git`): id of the revision to add - **date** (:class:`dict`): date the revision was written - **committer_date** (:class:`dict`): date the revision got added to the origin - **type** (one of 'git', 'tar'): type of the revision added - **directory** (:class:`sha1_git`): the directory the revision points at - **message** (:class:`bytes`): the message associated with the revision - **author** (:class:`Dict[str, bytes]`): dictionary with keys: name, fullname, email - **committer** (:class:`Dict[str, bytes]`): dictionary with keys: name, fullname, email - **metadata** (:class:`jsonb`): extra information as dictionary - **synthetic** (:class:`bool`): revision's nature (tarball, directory creates synthetic revision`) - **parents** (:class:`list[sha1_git]`): the parents of this revision date dictionaries have the form defined in :mod:`swh.model`. Returns: Summary dict of keys with associated count as values revision:add: New objects actually stored in db """ ... @remote_api_endpoint("revision/missing") def revision_missing(self, revisions): """List revisions missing from storage Args: revisions (iterable): revision ids Yields: missing revision ids """ ... @remote_api_endpoint("revision") def revision_get(self, revisions): """Get all revisions from storage Args: revisions: an iterable of revision ids Returns: iterable: an iterable of revisions as dictionaries (or None if the revision doesn't exist) """ ... @remote_api_endpoint("revision/log") def revision_log(self, revisions, limit=None): """Fetch revision entry from the given root revisions. Args: revisions: array of root revision to lookup limit: limitation on the output result. Default to None. Yields: List of revision log from such revisions root. """ ... @remote_api_endpoint("revision/shortlog") def revision_shortlog(self, revisions, limit=None): """Fetch the shortlog for the given revisions Args: revisions: list of root revisions to lookup limit: depth limitation for the output Yields: a list of (id, parents) tuples. """ ... @remote_api_endpoint("revision/get_random") def revision_get_random(self): """Finds a random revision id. Returns: a sha1_git """ ... @remote_api_endpoint("release/add") def release_add(self, releases: Iterable[Release]) -> Dict: """Add releases to the storage Args: releases (Iterable[dict]): iterable of dictionaries representing the individual releases to add. Each dict has the following keys: - **id** (:class:`sha1_git`): id of the release to add - **revision** (:class:`sha1_git`): id of the revision the release points to - **date** (:class:`dict`): the date the release was made - **name** (:class:`bytes`): the name of the release - **comment** (:class:`bytes`): the comment associated with the release - **author** (:class:`Dict[str, bytes]`): dictionary with keys: name, fullname, email the date dictionary has the form defined in :mod:`swh.model`. Returns: Summary dict of keys with associated count as values release:add: New objects contents actually stored in db """ ... @remote_api_endpoint("release/missing") def release_missing(self, releases): """List releases missing from storage Args: releases: an iterable of release ids Returns: a list of missing release ids """ ... @remote_api_endpoint("release") def release_get(self, releases): """Given a list of sha1, return the releases's information Args: releases: list of sha1s Yields: dicts with the same keys as those given to `release_add` (or ``None`` if a release does not exist) """ ... @remote_api_endpoint("release/get_random") def release_get_random(self): """Finds a random release id. Returns: a sha1_git """ ... @remote_api_endpoint("snapshot/add") def snapshot_add(self, snapshots: Iterable[Snapshot]) -> Dict: """Add snapshots to the storage. Args: snapshot ([dict]): the snapshots to add, containing the following keys: - **id** (:class:`bytes`): id of the snapshot - **branches** (:class:`dict`): branches the snapshot contains, mapping the branch name (:class:`bytes`) to the branch target, itself a :class:`dict` (or ``None`` if the branch points to an unknown object) - **target_type** (:class:`str`): one of ``content``, ``directory``, ``revision``, ``release``, ``snapshot``, ``alias`` - **target** (:class:`bytes`): identifier of the target (currently a ``sha1_git`` for all object kinds, or the name of the target branch for aliases) Raises: ValueError: if the origin or visit id does not exist. Returns: Summary dict of keys with associated count as values snapshot:add: Count of object actually stored in db """ ... @remote_api_endpoint("snapshot/missing") def snapshot_missing(self, snapshots): """List snapshots missing from storage Args: snapshots (iterable): an iterable of snapshot ids Yields: missing snapshot ids """ ... @remote_api_endpoint("snapshot") def snapshot_get(self, snapshot_id): """Get the content, possibly partial, of a snapshot with the given id The branches of the snapshot are iterated in the lexicographical order of their names. .. warning:: At most 1000 branches contained in the snapshot will be returned for performance reasons. In order to browse the whole set of branches, the method :meth:`snapshot_get_branches` should be used instead. Args: snapshot_id (bytes): identifier of the snapshot Returns: dict: a dict with three keys: * **id**: identifier of the snapshot * **branches**: a dict of branches contained in the snapshot whose keys are the branches' names. * **next_branch**: the name of the first branch not returned or :const:`None` if the snapshot has less than 1000 branches. """ ... @remote_api_endpoint("snapshot/by_origin_visit") def snapshot_get_by_origin_visit(self, origin, visit): """Get the content, possibly partial, of a snapshot for the given origin visit The branches of the snapshot are iterated in the lexicographical order of their names. .. warning:: At most 1000 branches contained in the snapshot will be returned for performance reasons. In order to browse the whole set of branches, the method :meth:`snapshot_get_branches` should be used instead. Args: origin (int): the origin identifier visit (int): the visit identifier Returns: dict: None if the snapshot does not exist; a dict with three keys otherwise: * **id**: identifier of the snapshot * **branches**: a dict of branches contained in the snapshot whose keys are the branches' names. * **next_branch**: the name of the first branch not returned or :const:`None` if the snapshot has less than 1000 branches. """ ... @remote_api_endpoint("snapshot/count_branches") def snapshot_count_branches(self, snapshot_id): """Count the number of branches in the snapshot with the given id Args: snapshot_id (bytes): identifier of the snapshot Returns: dict: A dict whose keys are the target types of branches and values their corresponding amount """ ... @remote_api_endpoint("snapshot/get_branches") def snapshot_get_branches( self, snapshot_id, branches_from=b"", branches_count=1000, target_types=None ): """Get the content, possibly partial, of a snapshot with the given id The branches of the snapshot are iterated in the lexicographical order of their names. Args: snapshot_id (bytes): identifier of the snapshot branches_from (bytes): optional parameter used to skip branches whose name is lesser than it before returning them branches_count (int): optional parameter used to restrain the amount of returned branches target_types (list): optional parameter used to filter the target types of branch to return (possible values that can be contained in that list are `'content', 'directory', 'revision', 'release', 'snapshot', 'alias'`) Returns: dict: None if the snapshot does not exist; a dict with three keys otherwise: * **id**: identifier of the snapshot * **branches**: a dict of branches contained in the snapshot whose keys are the branches' names. * **next_branch**: the name of the first branch not returned or :const:`None` if the snapshot has less than `branches_count` branches after `branches_from` included. """ ... @remote_api_endpoint("snapshot/get_random") def snapshot_get_random(self): """Finds a random snapshot id. Returns: a sha1_git """ ... @remote_api_endpoint("origin/visit/add") def origin_visit_add(self, visits: Iterable[OriginVisit]) -> Iterable[OriginVisit]: """Add visits to storage. If the visits have no id, they will be created and assigned one. The resulted visits are visits with their visit id set. Args: visits: Iterable of OriginVisit objects to add Raises: StorageArgumentException if some origin visit reference unknown origins Returns: Iterable[OriginVisit] stored """ ... @remote_api_endpoint("origin/visit_status/add") def origin_visit_status_add( self, visit_statuses: Iterable[OriginVisitStatus], ) -> None: """Add origin visit statuses. Args: visit_statuses: origin visit statuses to add Raises: StorageArgumentException if the origin of the visit status is unknown """ ... @remote_api_endpoint("origin/visit/get") def origin_visit_get( - self, origin: str, last_visit: Optional[int] = None, limit: Optional[int] = None + self, + origin: str, + last_visit: Optional[int] = None, + limit: Optional[int] = None, + order: str = "asc", ) -> Iterable[Dict[str, Any]]: """Retrieve all the origin's visit's information. Args: origin: The visited origin last_visit: Starting point from which listing the next visits Default to None limit: Number of results to return from the last visit. Default to None + order: Order on visit id fields to list origin visits (default to asc) Yields: List of visits. """ ... @remote_api_endpoint("origin/visit/find_by_date") def origin_visit_find_by_date( self, origin: str, visit_date: datetime.datetime ) -> Optional[Dict[str, Any]]: """Retrieves the origin visit whose date is closest to the provided timestamp. In case of a tie, the visit with largest id is selected. Args: origin: origin (URL) visit_date: expected visit date Returns: A visit """ ... @remote_api_endpoint("origin/visit/getby") def origin_visit_get_by(self, origin: str, visit: int) -> Optional[Dict[str, Any]]: """Retrieve origin visit's information. Args: origin: origin (URL) visit: visit id Returns: The information on that particular (origin, visit) or None if it does not exist """ ... @remote_api_endpoint("origin/visit/get_latest") 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]]: """Get the latest origin visit for the given origin, optionally looking only for those with one of the given allowed_statuses or for those with a snapshot. Args: origin: origin URL type: Optional visit type to filter on (e.g git, tar, dsc, svn, hg, npm, pypi, ...) allowed_statuses: list of visit statuses considered to find the latest visit. For instance, ``allowed_statuses=['full']`` will only consider visits that have successfully run to completion. require_snapshot: If True, only a visit with a snapshot will be returned. Returns: dict: a dict with the following keys: - **origin**: the URL of the origin - **visit**: origin visit id - **type**: type of loader used for the visit - **date**: timestamp of such visit - **status**: Visit's new status - **metadata**: Data associated to the visit - **snapshot** (Optional[sha1_git]): identifier of the snapshot associated to the visit """ ... @remote_api_endpoint("origin/visit_status/get_latest") def origin_visit_status_get_latest( self, origin_url: str, visit: int, allowed_statuses: Optional[List[str]] = None, require_snapshot: bool = False, ) -> Optional[OriginVisitStatus]: """Get the latest origin visit status for the given origin visit, optionally looking only for those with one of the given allowed_statuses or with a snapshot. Args: origin: origin URL allowed_statuses: list of visit statuses considered to find the latest visit. Possible values are {created, ongoing, partial, full}. For instance, ``allowed_statuses=['full']`` will only consider visits that have successfully run to completion. require_snapshot: If True, only a visit with a snapshot will be returned. Returns: The OriginVisitStatus matching the criteria """ ... @remote_api_endpoint("origin/visit/get_random") def origin_visit_get_random(self, type: str) -> Optional[Dict[str, Any]]: """Randomly select one successful origin visit with made in the last 3 months. Returns: dict representing an origin visit, in the same format as :py:meth:`origin_visit_get`. """ ... @remote_api_endpoint("object/find_by_sha1_git") def object_find_by_sha1_git(self, ids): """Return the objects found with the given ids. Args: ids: a generator of sha1_gits Returns: dict: a mapping from id to the list of objects found. Each object found is itself a dict with keys: - sha1_git: the input id - type: the type of object found """ ... @remote_api_endpoint("origin/get") def origin_get(self, origins): """Return origins, either all identified by their ids or all identified by tuples (type, url). If the url is given and the type is omitted, one of the origins with that url is returned. Args: origin: a list of dictionaries representing the individual origins to find. These dicts have the key url: - url (bytes): the url the origin points to Returns: dict: the origin dictionary with the keys: - id: origin's id - url: origin's url Raises: ValueError: if the url or the id don't exist. """ ... @remote_api_endpoint("origin/get_sha1") def origin_get_by_sha1(self, sha1s): """Return origins, identified by the sha1 of their URLs. Args: sha1s (list[bytes]): a list of sha1s Yields: dicts containing origin information as returned by :meth:`swh.storage.storage.Storage.origin_get`, or None if an origin matching the sha1 is not found. """ ... @deprecated @remote_api_endpoint("origin/get_range") def origin_get_range(self, origin_from=1, origin_count=100): """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 Yields: dicts containing origin information as returned by :meth:`swh.storage.storage.Storage.origin_get`. """ ... @remote_api_endpoint("origin/list") def origin_list(self, page_token: Optional[str] = None, limit: int = 100) -> dict: """Returns the list of origins Args: page_token: opaque token used for pagination. limit: the maximum number of results to return Returns: dict: dict with the following keys: - **next_page_token** (str, optional): opaque token to be used as `page_token` for retrieving the next page. if absent, there is no more pages to gather. - **origins** (List[dict]): list of origins, as returned by `origin_get`. """ ... @remote_api_endpoint("origin/search") def origin_search( self, url_pattern, offset=0, limit=50, regexp=False, with_visit=False ): """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 return origins whose urls match it with_visit (bool): if True, filter out origins with no visit Yields: dicts containing origin information as returned by :meth:`swh.storage.storage.Storage.origin_get`. """ ... @deprecated @remote_api_endpoint("origin/count") def origin_count(self, url_pattern, regexp=False, with_visit=False): """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 return origins whose urls match it with_visit (bool): if True, filter out origins with no visit Returns: int: The number of origins matching the search criterion. """ ... @remote_api_endpoint("origin/add_multi") def origin_add(self, origins: Iterable[Origin]) -> Dict[str, int]: """Add origins to the storage Args: origins: list of dictionaries representing the individual origins, with the following keys: - type: the origin type ('git', 'svn', 'deb', ...) - url (bytes): the url the origin points to Returns: Summary dict of keys with associated count as values origin:add: Count of object actually stored in db """ ... @deprecated @remote_api_endpoint("origin/add") def origin_add_one(self, origin: Origin) -> str: """Add origin to the storage Args: origin: dictionary representing the individual origin to add. This dict has the following keys: - type (FIXME: enum TBD): the origin type ('git', 'wget', ...) - url (bytes): the url the origin points to Returns: the id of the added origin, or of the identical one that already exists. """ ... def stat_counters(self): """compute statistics about the number of tuples in various tables Returns: dict: a dictionary mapping textual labels (e.g., content) to integer values (e.g., the number of tuples in table content) """ ... def refresh_stat_counters(self): """Recomputes the statistics for `stat_counters`.""" ... @remote_api_endpoint("origin/metadata/add") 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: """Add an origin_metadata for the origin at discovery_date, obtained using the `fetcher` from the `authority`. The authority and fetcher must be known to the storage before using this endpoint. If there is already origin metadata for the same origin, authority, fetcher, and at the same date, it will be replaced by this one. Args: discovery_date: when the metadata was fetched. authority: a dict containing keys `type` and `url`. fetcher: a dict containing keys `name` and `version`. format: text field indicating the format of the content of the metadata: blob of raw metadata """ ... @remote_api_endpoint("origin/metadata/get") 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]: """Retrieve list of all origin_metadata entries for the origin_id Args: origin_url: the origin's URL authority: a dict containing keys `type` and `url`. after: minimum discovery_date for a result to be returned page_token: opaque token, used to get the next page of results limit: maximum number of results to be returned Returns: dict with keys `next_page_token` and `results`. `next_page_token` is an opaque token that is used to get the next page of results, or `None` if there are no more results. `results` is a list of dicts in the format: .. code-block: python { 'authority': {'type': ..., 'url': ...}, 'fetcher': {'name': ..., 'version': ...}, 'discovery_date': ..., 'format': '...', 'metadata': b'...' } """ ... @remote_api_endpoint("fetcher/add") def metadata_fetcher_add( self, name: str, version: str, metadata: Dict[str, Any] ) -> None: """Add a new metadata fetcher to the storage. `name` and `version` together are a unique identifier of this fetcher; and `metadata` is an arbitrary dict of JSONable data with information about this fetcher. Args: name: the name of the fetcher version: version of the fetcher """ ... @remote_api_endpoint("fetcher/get") def metadata_fetcher_get(self, name: str, version: str) -> Optional[Dict[str, Any]]: """Retrieve information about a fetcher Args: name: the name of the fetcher version: version of the fetcher Returns: dictionary with keys `name`, `version`, and `metadata`; or None if the fetcher is not known """ ... @remote_api_endpoint("authority/add") def metadata_authority_add( self, type: str, url: str, metadata: Dict[str, Any] ) -> None: """Add a metadata authority Args: type: one of "deposit", "forge", or "registry" url: unique URI identifying the authority metadata: JSON-encodable object """ ... @remote_api_endpoint("authority/get") def metadata_authority_get(self, type: str, url: str) -> Optional[Dict[str, Any]]: """Retrieve information about an authority Args: type: one of "deposit", "forge", or "registry" url: unique URI identifying the authority Returns: dictionary with keys `type`, `url`, and `metadata`; or None if the authority is not known """ ... @deprecated @remote_api_endpoint("algos/diff_directories") def diff_directories(self, from_dir, to_dir, track_renaming=False): """Compute the list of file changes introduced between two arbitrary directories (insertion / deletion / modification / renaming of files). Args: from_dir (bytes): identifier of the directory to compare from to_dir (bytes): identifier of the directory to compare to track_renaming (bool): whether or not to track files renaming Returns: A list of dict describing the introduced file changes (see :func:`swh.storage.algos.diff.diff_directories` for more details). """ ... @deprecated @remote_api_endpoint("algos/diff_revisions") def diff_revisions(self, from_rev, to_rev, track_renaming=False): """Compute the list of file changes introduced between two arbitrary revisions (insertion / deletion / modification / renaming of files). Args: from_rev (bytes): identifier of the revision to compare from to_rev (bytes): identifier of the revision to compare to track_renaming (bool): whether or not to track files renaming Returns: A list of dict describing the introduced file changes (see :func:`swh.storage.algos.diff.diff_directories` for more details). """ ... @deprecated @remote_api_endpoint("algos/diff_revision") def diff_revision(self, revision, track_renaming=False): """Compute the list of file changes introduced by a specific revision (insertion / deletion / modification / renaming of files) by comparing it against its first parent. Args: revision (bytes): identifier of the revision from which to compute the list of files changes track_renaming (bool): whether or not to track files renaming Returns: A list of dict describing the introduced file changes (see :func:`swh.storage.algos.diff.diff_directories` for more details). """ ... @remote_api_endpoint("clear/buffer") def clear_buffers(self, object_types: Optional[Iterable[str]] = None) -> None: """For backend storages (pg, storage, in-memory), this is a noop operation. For proxy storages (especially filter, buffer), this is an operation which cleans internal state. """ @remote_api_endpoint("flush") def flush(self, object_types: Optional[Iterable[str]] = None) -> Dict: """For backend storages (pg, storage, in-memory), this is expected to be a noop operation. For proxy storages (especially buffer), this is expected to trigger actual writes to the backend. """ ... diff --git a/swh/storage/storage.py b/swh/storage/storage.py index 0471dde4..14f0884d 100644 --- a/swh/storage/storage.py +++ b/swh/storage/storage.py @@ -1,1314 +1,1316 @@ # 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 = 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, + order: str = "asc", db=None, cur=None, ) -> Iterable[Dict[str, Any]]: + assert order in ["asc", "desc"] lines = db.origin_visit_get_all( - origin, last_visit=last_visit, limit=limit, cur=cur + origin, last_visit=last_visit, limit=limit, order=order, 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_storage.py b/swh/storage/tests/test_storage.py index 21101765..00187a3c 100644 --- a/swh/storage/tests/test_storage.py +++ b/swh/storage/tests/test_storage.py @@ -1,3931 +1,3966 @@ # 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 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_all(self, swh_storage): origin = Origin.from_dict(data.origin) swh_storage.origin_add_one(origin) visits = swh_storage.origin_visit_add( [ OriginVisit( origin=origin.url, date=data.date_visit1, type=data.type_visit1, ), OriginVisit( origin=origin.url, date=data.date_visit2, type=data.type_visit2, ), OriginVisit( origin=origin.url, date=data.date_visit2, type=data.type_visit2, ), ] ) ov1, ov2, ov3 = [ {**v.to_dict(), "status": "created", "snapshot": None, "metadata": None,} for v in visits ] + # order asc, no pagination, no limit all_visits = list(swh_storage.origin_visit_get(origin.url)) assert all_visits == [ov1, ov2, ov3] + # order asc, no pagination, limit all_visits2 = list(swh_storage.origin_visit_get(origin.url, limit=2)) assert all_visits2 == [ov1, ov2] + # order asc, pagination, no limit all_visits3 = list( - swh_storage.origin_visit_get(origin.url, last_visit=ov1["visit"], limit=1) + swh_storage.origin_visit_get(origin.url, last_visit=ov1["visit"]) ) - assert all_visits3 == [ov2] + assert all_visits3 == [ov2, ov3] + + # order asc, pagination, limit + all_visits4 = list( + swh_storage.origin_visit_get(origin.url, last_visit=ov2["visit"], limit=1) + ) + assert all_visits4 == [ov3] + + # order desc, no pagination, no limit + all_visits5 = list(swh_storage.origin_visit_get(origin.url, order="desc")) + assert all_visits5 == [ov3, ov2, ov1] + + # order desc, no pagination, limit + all_visits6 = list( + swh_storage.origin_visit_get(origin.url, limit=2, order="desc") + ) + assert all_visits6 == [ov3, ov2] + + # order desc, pagination, no limit + all_visits7 = list( + swh_storage.origin_visit_get( + origin.url, last_visit=ov3["visit"], order="desc" + ) + ) + assert all_visits7 == [ov2, ov1] + + # order desc, pagination, limit + all_visits8 = list( + swh_storage.origin_visit_get( + origin.url, last_visit=ov3["visit"], order="desc", limit=1 + ) + ) + assert all_visits8 == [ov2] 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,)] )[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,)] )[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, ) visit2 = OriginVisit( 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 = [ {**ovs1.to_dict(), "type": ov1.type}, {**ovs2.to_dict(), "type": ov2.type}, ] assert len(expected_visits) == len(actual_origin_visits) for visit in expected_visits: assert visit in actual_origin_visits actual_objects = list(swh_storage.journal_writer.journal.objects) expected_objects = list( [("origin", origin1)] + [("origin_visit", visit) for visit in [ov1, ov2]] * 2 + [("origin_visit_status", ovs) for ovs in [ovs1, ovs2]] ) for obj in expected_objects: assert obj in actual_objects 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, ) 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, ), OriginVisit( 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 = [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] ) 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, ), ] )[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 = [ovs1, visit_status1, visit_status1] # write twice in the journal 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] ) for obj in expected_objects: assert obj in actual_objects def test_origin_visit_find_by_date(self, swh_storage): # given origin = Origin.from_dict(data.origin) swh_storage.origin_add_one(data.origin) visit1 = OriginVisit( 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, status="ongoing", snapshot=None, ) ovs2 = OriginVisitStatus( origin=origin.url, visit=ov2.visit, date=data.date_visit3, status="ongoing", snapshot=None, ) ovs3 = OriginVisitStatus( origin=origin.url, visit=ov3.visit, date=data.date_visit2, status="ongoing", snapshot=None, ) swh_storage.origin_visit_status_add([ovs1, ovs2, ovs3]) # Simple case 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) 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, ) 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, ) visit3 = OriginVisit( origin=origin_url2, date=data.date_visit3, type=data.type_visit3, ) 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, ) visit2 = OriginVisit( 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, ) 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, ) visit2 = OriginVisit( 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, ) 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, ) ] ) actual_visit = swh_storage.origin_visit_get_latest( origin.url, require_snapshot=True ) assert actual_visit == { **origin_visit1, "snapshot": complete_snapshot.id, "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, ), OriginVisit( 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 + 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, ) ] )[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} 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) expected_objects = [ ("origin", Origin.from_dict(data.origin)), ("origin_visit", ov1), ("origin_visit_status", ovs1,), ("snapshot", Snapshot.from_dict(data.empty_snapshot)), ("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, ) 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, ) 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, ) 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, ) ] )[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, ) ] )[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} 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) expected_objects = [ ("origin", Origin.from_dict(data.origin)), ("origin_visit", ov1), ("origin_visit_status", ovs1), ("snapshot", Snapshot.from_dict(data.snapshot)), ("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, ) 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",) 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",) 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"], ) 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() == {}