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D6251.id22676.diff

diff --git a/swh/provenance/mongo/backend.py b/swh/provenance/mongo/backend.py
--- a/swh/provenance/mongo/backend.py
+++ b/swh/provenance/mongo/backend.py
@@ -140,11 +140,14 @@
yield from sorted(occurs, key=lambda x: (x.date, x.revision, x.origin, x.path))
def content_get(self, ids: Iterable[Sha1Git]) -> Dict[Sha1Git, datetime]:
+ # FIXME, add index in contnet sha1 and ts
+ # FIXME, do the timezone operation in mongo
return {
x["sha1"]: datetime.fromtimestamp(x["ts"], timezone.utc)
+ # FIXME try to avoid this loop and return directly in the needed format from mongo
for x in self.db.content.find(
- {"sha1": {"$in": list(ids)}, "ts": {"$ne": None}},
- {"sha1": 1, "ts": 1, "_id": 0},
+ {"sha1": {"$in": list(ids)}, "ts": {"$ne": None}},
+ {"sha1": 1, "ts": 1, "_id": 0},
)
}
@@ -173,6 +176,8 @@
def directory_get(self, ids: Iterable[Sha1Git]) -> Dict[Sha1Git, datetime]:
return {
x["sha1"]: datetime.fromtimestamp(x["ts"], timezone.utc)
+ # FIXME try to avoid this loop and return directly in the needed format from mongo
+ # FIXME add ts to index in directory
for x in self.db.directory.find(
{"sha1": {"$in": list(ids)}, "ts": {"$ne": None}},
{"sha1": 1, "ts": 1, "_id": 0},
@@ -180,12 +185,17 @@
}
def entity_get_all(self, entity: EntityType) -> Set[Sha1Git]:
- return {
- x["sha1"]
- for x in self.db.get_collection(entity.value).find(
- {}, {"sha1": 1, "_id": 0}
- )
- }
+ # only for tests
+
+ return set(self.db.get_collection(entity.value).distinct('sha1'))
+
+ # return {
+ # x["sha1"]
+ # # FIXME try to avoid this loop and return directly in the needed format from mongo
+ # for x in self.db.get_collection(entity.value).find(
+ # {}, {"sha1": 1, "_id": 0}
+ # )
+ # }
def location_add(self, paths: Iterable[bytes]) -> bool:
# TODO: implement this methods if path are to be stored in a separate collection
@@ -194,6 +204,7 @@
def location_get_all(self) -> Set[bytes]:
contents = self.db.content.find({}, {"revision": 1, "_id": 0, "directory": 1})
paths: List[Iterable[bytes]] = []
+
for content in contents:
paths.extend(value for _, value in content["revision"].items())
paths.extend(value for _, value in content["directory"].items())
@@ -216,9 +227,22 @@
self.db.origin.insert_one({"sha1": sha1, "url": url})
return True
+ # origins = {
+ # x["sha1"]: x
+ # for x in self.db.origin.find(
+ # {"sha1": {"$in": list(urls)}}, {"sha1": 1, "url": 1, "_id": 1}
+ # )
+ # }
+ # for sha1, url in urls.items():
+ # if sha1 not in origins:
+ # # add new origin
+ # self.db.origin.insert_one({"sha1": sha1, "url": url})
+ # return True
+
def origin_get(self, ids: Iterable[Sha1Git]) -> Dict[Sha1Git, str]:
return {
x["sha1"]: x["url"]
+ # FIXME try to avoid this loop and return directly in the needed format from mongo
for x in self.db.origin.find(
{"sha1": {"$in": list(ids)}}, {"sha1": 1, "url": 1, "_id": 0}
)
@@ -283,6 +307,7 @@
def relation_add(
self, relation: RelationType, data: Dict[Sha1Git, Set[RelationData]]
) -> bool:
+
src_relation, *_, dst_relation = relation.value.split("_")
dst_objs = {
diff --git a/swh/provenance/mongo/bootstrap.py b/swh/provenance/mongo/bootstrap.py
new file mode 100644
--- /dev/null
+++ b/swh/provenance/mongo/bootstrap.py
@@ -0,0 +1,8 @@
+# FIXME, maybe this should not be part of the code
+
+collections = []
+
+indexes = []
+
+def bootstrap_db():
+ pass
diff --git a/swh/provenance/mongo/errors.py b/swh/provenance/mongo/errors.py
new file mode 100644
--- /dev/null
+++ b/swh/provenance/mongo/errors.py
@@ -0,0 +1,6 @@
+class DBError(Exception):
+ # FIXME, add mongo specific logging
+ pass
+
+class EntiryError(Exception):
+ pass
diff --git a/swh/provenance/mongo/models/cache.py b/swh/provenance/mongo/models/cache.py
new file mode 100644
--- /dev/null
+++ b/swh/provenance/mongo/models/cache.py
@@ -0,0 +1,20 @@
+class Cache:
+ """
+ A object cache layer, now use only sha1 as the key
+ An in memory implementation
+ """
+
+ def __init__(self, data):
+ self.data = self.data
+
+ def _clear(self):
+ self.data = dict()
+
+ def set_obj(self, obj):
+ self.data[obj.sha1] = obj
+
+ def add_data(self, data):
+ pass
+
+ def get(self):
+ self.data.get(key, None)
diff --git a/swh/provenance/mongo/models/content.py b/swh/provenance/mongo/models/content.py
new file mode 100644
--- /dev/null
+++ b/swh/provenance/mongo/models/content.py
@@ -0,0 +1,12 @@
+class Content(Entity):
+ collection = 'content'
+ model = {}
+ validate_model = False
+
+
+ def find_first(sef):
+ pass
+
+
+ def find_all(self):
+ pass
diff --git a/swh/provenance/mongo/models/directory.py b/swh/provenance/mongo/models/directory.py
new file mode 100644
--- /dev/null
+++ b/swh/provenance/mongo/models/directory.py
@@ -0,0 +1,4 @@
+class Directory(Entity):
+ collection = 'directory'
+ model = {}
+ validate_model = False
diff --git a/swh/provenance/mongo/models/entity.py b/swh/provenance/mongo/models/entity.py
new file mode 100644
--- /dev/null
+++ b/swh/provenance/mongo/models/entity.py
@@ -0,0 +1,60 @@
+from abc import ABCMeta
+
+
+class Entity(ABCMeta):
+ """
+ An object saved in the db
+ """
+
+ collection: str
+ model: dict
+ validate_model: bool
+
+ @staticmethod
+ def factory(entity: str):
+ mapping = {
+ 'content': Content
+ 'directory': Directory
+ }
+ if entity in mapping:
+ return entity[mapping]
+ raise EntiryError(f"invalid entity type {entity}")
+
+ def __int__(self, data):
+ self.model = self._load_model()
+ self.data = self._set_data(data)
+
+ def _load_model(self):
+ return {}
+
+ def _set_data(self, data):
+ pass
+
+ def _validate(self):
+ self.db.command() # use json in schema.json
+
+ def save(self):
+ if self.validate_model and self._validate():
+ raise DataError()
+ save()
+
+ def get(self, qry):
+ pass
+
+ def _is_older_in_time(self):
+ return self.data.ts < ts
+
+ def add_if_older(self):
+ if _is_older():
+ self.save()
+
+ def with_excetion_handle(self):
+ pass
+
+
+class EntityList:
+ """
+ List or array of entities and their operations
+ Operate mostly on object cache
+ """
+ pass
diff --git a/swh/provenance/mongo/models/origin.py b/swh/provenance/mongo/models/origin.py
new file mode 100644
--- /dev/null
+++ b/swh/provenance/mongo/models/origin.py
@@ -0,0 +1,4 @@
+class Origin(Entity):
+ collection = 'origin'
+ model = {}
+ validate_model = False
diff --git a/swh/provenance/mongo/models/revision.py b/swh/provenance/mongo/models/revision.py
new file mode 100644
--- /dev/null
+++ b/swh/provenance/mongo/models/revision.py
@@ -0,0 +1,4 @@
+class Revision(Entity):
+ collection = 'revision'
+ model = {}
+ validate_model = False
diff --git a/swh/provenance/mongo/schema.json b/swh/provenance/mongo/schema.json
new file mode 100644
--- /dev/null
+++ b/swh/provenance/mongo/schema.json
@@ -0,0 +1,34 @@
+// The json schema for the first version
+
+{
+ "content": {
+ "bsonType": "object",
+ "required": [ "sha1" ],
+ "properties": {
+ "sha1": {
+ "bsonType": "Binary",
+ "description": ""
+ },
+ }
+ },
+ 'directory': {
+ "bsonType": "object",
+ "required": [ "sha1" ],
+ "properties": {
+ "sha1": {
+ "bsonType": "Binary",
+ "description": ""
+ },
+ }
+ },
+ 'revision': {
+ "bsonType": "object",
+ "required": [ "sha1" ],
+ "properties": {
+ "sha1": {
+ "bsonType": "Binary",
+ "description": ""
+ },
+ }
+ }
+}
diff --git a/swh/provenance/mongo/storage.py b/swh/provenance/mongo/storage.py
new file mode 100644
--- /dev/null
+++ b/swh/provenance/mongo/storage.py
@@ -0,0 +1,104 @@
+# Copyright (C) 2021 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
+
+from datetime import datetime, timezone
+import os
+from typing import Any, Dict, Generator, Iterable, List, Optional, Set, Union
+
+from bson import ObjectId
+import pymongo.database
+
+from swh.model.model import Sha1Git
+
+from ..interface import (
+ EntityType,
+ ProvenanceResult,
+ RelationData,
+ RelationType,
+ RevisionData,
+)
+
+
+class ProvenanceStorageMongoDb:
+ def __init__(self, db: pymongo.database.Database):
+ self.db = db
+
+ def content_find_first(self, id: Sha1Git) -> Optional[ProvenanceResult]:
+ pass
+
+ def content_find_all(self, id: Sha1Git, limit: Optional[int] = None) -> Generator[ProvenanceResult, None, None]:
+ pass
+
+ def content_add(self, cnts: Union[Iterable[Sha1Git], Dict[Sha1Git, datetime]]) -> bool:
+ for each_cnt in cnts:
+ try:
+ Entity.factory('content')(each_cnt).add_if_older()
+ except DBError as e:
+ # logging and skipping this item
+ # FIXME, add logging, raise if needed
+ pass
+ return True
+
+ def content_get(self, ids: Iterable[Sha1Git]) -> Dict[Sha1Git, datetime]:
+ try:
+ contents = Entity.factory('content').get_all_in_list({'sha1': ids})
+ except DBError as e:
+ # logging and returning None
+ # FIXME, add logging, raise if needed
+ return None
+ return Entity.factory('content').dump_list_as_date_dict(contents)
+
+ def directory_add(self, dirs: Union[Iterable[Sha1Git], Dict[Sha1Git, datetime]]) -> bool:
+ for each_cnt in cnts:
+ try:
+ Entity.factory('directory')(each_cnt).add_if_older()
+ except DBError as e:
+ # logging and skipping this item
+ # FIXME, add logging, raise if needed
+ pass
+ return True
+
+ def directory_get(self, ids: Iterable[Sha1Git]) -> Dict[Sha1Git, datetime]:
+ try:
+ directories = Entity.factory('directory').get_all_in_list({'sha1': ids})
+ except DBError as e:
+ # logging and returning None
+ # FIXME, add logging, raise if needed
+ return None
+ return Entity.factory('directory').dump_list_as_date_dict(contents)
+
+ def entity_get_all(self, entity: EntityType) -> Set[Sha1Git]:
+ return Entity.factory(entity).get_all_in_list({'sha1': ids})
+
+ def location_add(self, paths: Iterable[bytes]) -> bool:
+ # TODO: implement this methods if path are to be stored in a separate collection
+ return True
+
+ def location_get_all(self) -> Set[bytes]:
+ pass
+
+ def origin_add(self, orgs: Dict[Sha1Git, str]) -> bool:
+ return True
+
+ def origin_get(self, ids: Iterable[Sha1Git]) -> Dict[Sha1Git, str]:
+ pass
+
+ def revision_add(self, revs: Union[Iterable[Sha1Git], Dict[Sha1Git, RevisionData]]) -> bool:
+ return True
+
+ def revision_get(self, ids: Iterable[Sha1Git]) -> Dict[Sha1Git, RevisionData]:
+ pass
+
+ def relation_add(self, relation: RelationType, data: Dict[Sha1Git, Set[RelationData]]) -> bool:
+ return True
+
+ def relation_get(self, relation: RelationType, ids: Iterable[Sha1Git], reverse: bool = False) -> Dict[Sha1Git, Set[RelationData]]:
+ return pass
+
+ def relation_get_all(self, relation: RelationType) -> Dict[Sha1Git, Set[RelationData]]:
+ pass
+
+ def with_path(self) -> bool:
+ return True
diff --git a/swh/provenance/mongo/tests/__init__.py b/swh/provenance/mongo/tests/__init__.py
new file mode 100644
--- /dev/null
+++ b/swh/provenance/mongo/tests/__init__.py
@@ -0,0 +1 @@
+pass

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