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Add type hints to media repository storage module (#11311)

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Patrick Cloke 2021-11-12 11:05:26 -05:00 committed by GitHub
parent 6f8f3d4bc5
commit 9b90b9454b
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4 changed files with 89 additions and 62 deletions
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1
changelog.d/11311.misc Normal file
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@ -0,0 +1 @@
Add type hints to storage classes.

1
mypy.ini
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@ -36,7 +36,6 @@ exclude = (?x)
|synapse/storage/databases/main/events_bg_updates.py
|synapse/storage/databases/main/events_worker.py
|synapse/storage/databases/main/group_server.py
|synapse/storage/databases/main/media_repository.py
|synapse/storage/databases/main/metrics.py
|synapse/storage/databases/main/monthly_active_users.py
|synapse/storage/databases/main/presence.py

8
synapse/rest/media/v1/preview_url_resource.py
View file

@ -45,7 +45,7 @@ from synapse.metrics.background_process_metrics import run_as_background_process
from synapse.rest.media.v1._base import get_filename_from_headers
from synapse.rest.media.v1.media_storage import MediaStorage
from synapse.rest.media.v1.oembed import OEmbedProvider
from synapse.types import JsonDict
from synapse.types import JsonDict, UserID
from synapse.util import json_encoder
from synapse.util.async_helpers import ObservableDeferred
from synapse.util.caches.expiringcache import ExpiringCache
@ -231,7 +231,7 @@ class PreviewUrlResource(DirectServeJsonResource):
og = await make_deferred_yieldable(observable.observe())
respond_with_json_bytes(request, 200, og, send_cors=True)
async def _do_preview(self, url: str, user: str, ts: int) -> bytes:
async def _do_preview(self, url: str, user: UserID, ts: int) -> bytes:
"""Check the db, and download the URL and build a preview
Args:
@ -360,7 +360,7 @@ class PreviewUrlResource(DirectServeJsonResource):
return jsonog.encode("utf8")
async def _download_url(self, url: str, user: str) -> MediaInfo:
async def _download_url(self, url: str, user: UserID) -> MediaInfo:
# TODO: we should probably honour robots.txt... except in practice
# we're most likely being explicitly triggered by a human rather than a
# bot, so are we really a robot?
@ -450,7 +450,7 @@ class PreviewUrlResource(DirectServeJsonResource):
)
async def _precache_image_url(
self, user: str, media_info: MediaInfo, og: JsonDict
self, user: UserID, media_info: MediaInfo, og: JsonDict
) -> None:
"""
Pre-cache the image (if one exists) for posterity

141
synapse/storage/databases/main/media_repository.py
View file

@ -13,10 +13,25 @@
# See the License for the specific language governing permissions and
# limitations under the License.
from enum import Enum
from typing import TYPE_CHECKING, Any, Dict, Iterable, List, Optional, Tuple
from typing import (
TYPE_CHECKING,
Any,
Collection,
Dict,
Iterable,
List,
Optional,
Tuple,
Union,
)
from synapse.storage._base import SQLBaseStore
from synapse.storage.database import DatabasePool
from synapse.storage.database import (
DatabasePool,
LoggingDatabaseConnection,
LoggingTransaction,
)
from synapse.types import JsonDict, UserID
if TYPE_CHECKING:
from synapse.server import HomeServer
@ -46,7 +61,12 @@ class MediaSortOrder(Enum):
class MediaRepositoryBackgroundUpdateStore(SQLBaseStore):
def __init__(self, database: DatabasePool, db_conn, hs: "HomeServer"):
def __init__(
self,
database: DatabasePool,
db_conn: LoggingDatabaseConnection,
hs: "HomeServer",
):
super().__init__(database, db_conn, hs)
self.db_pool.updates.register_background_index_update(
@ -102,13 +122,15 @@ class MediaRepositoryBackgroundUpdateStore(SQLBaseStore):
self._drop_media_index_without_method,
)
async def _drop_media_index_without_method(self, progress, batch_size):
async def _drop_media_index_without_method(
self, progress: JsonDict, batch_size: int
) -> int:
"""background update handler which removes the old constraints.
Note that this is only run on postgres.
"""
def f(txn):
def f(txn: LoggingTransaction) -> None:
txn.execute(
"ALTER TABLE local_media_repository_thumbnails DROP CONSTRAINT IF EXISTS local_media_repository_thumbn_media_id_thumbnail_width_thum_key"
)
@ -126,7 +148,12 @@ class MediaRepositoryBackgroundUpdateStore(SQLBaseStore):
class MediaRepositoryStore(MediaRepositoryBackgroundUpdateStore):
"""Persistence for attachments and avatars"""
def __init__(self, database: DatabasePool, db_conn, hs: "HomeServer"):
def __init__(
self,
database: DatabasePool,
db_conn: LoggingDatabaseConnection,
hs: "HomeServer",
):
super().__init__(database, db_conn, hs)
self.server_name = hs.hostname
@ -174,7 +201,9 @@ class MediaRepositoryStore(MediaRepositoryBackgroundUpdateStore):
plus the total count of all the user's media
"""
def get_local_media_by_user_paginate_txn(txn):
def get_local_media_by_user_paginate_txn(
txn: LoggingTransaction,
) -> Tuple[List[Dict[str, Any]], int]:
# Set ordering
order_by_column = MediaSortOrder(order_by).value
@ -184,14 +213,14 @@ class MediaRepositoryStore(MediaRepositoryBackgroundUpdateStore):
else:
order = "ASC"
args = [user_id]
args: List[Union[str, int]] = [user_id]
sql = """
SELECT COUNT(*) as total_media
FROM local_media_repository
WHERE user_id = ?
"""
txn.execute(sql, args)
count = txn.fetchone()[0]
count = txn.fetchone()[0] # type: ignore[index]
sql = """
SELECT
@ -268,7 +297,7 @@ class MediaRepositoryStore(MediaRepositoryBackgroundUpdateStore):
)
sql += sql_keep
def _get_local_media_before_txn(txn):
def _get_local_media_before_txn(txn: LoggingTransaction) -> List[str]:
txn.execute(sql, (before_ts, before_ts, size_gt))
return [row[0] for row in txn]
@ -278,13 +307,13 @@ class MediaRepositoryStore(MediaRepositoryBackgroundUpdateStore):
async def store_local_media(
self,
media_id,
media_type,
time_now_ms,
upload_name,
media_length,
user_id,
url_cache=None,
media_id: str,
media_type: str,
time_now_ms: int,
upload_name: Optional[str],
media_length: int,
user_id: UserID,
url_cache: Optional[str] = None,
) -> None:
await self.db_pool.simple_insert(
"local_media_repository",
@ -315,7 +344,7 @@ class MediaRepositoryStore(MediaRepositoryBackgroundUpdateStore):
None if the URL isn't cached.
"""
def get_url_cache_txn(txn):
def get_url_cache_txn(txn: LoggingTransaction) -> Optional[Dict[str, Any]]:
# get the most recently cached result (relative to the given ts)
sql = (
"SELECT response_code, etag, expires_ts, og, media_id, download_ts"
@ -359,7 +388,7 @@ class MediaRepositoryStore(MediaRepositoryBackgroundUpdateStore):
async def store_url_cache(
self, url, response_code, etag, expires_ts, og, media_id, download_ts
):
) -> None:
await self.db_pool.simple_insert(
"local_media_repository_url_cache",
{
@ -390,13 +419,13 @@ class MediaRepositoryStore(MediaRepositoryBackgroundUpdateStore):
async def store_local_thumbnail(
self,
media_id,
thumbnail_width,
thumbnail_height,
thumbnail_type,
thumbnail_method,
thumbnail_length,
):
media_id: str,
thumbnail_width: int,
thumbnail_height: int,
thumbnail_type: str,
thumbnail_method: str,
thumbnail_length: int,
) -> None:
await self.db_pool.simple_upsert(
table="local_media_repository_thumbnails",
keyvalues={
@ -430,14 +459,14 @@ class MediaRepositoryStore(MediaRepositoryBackgroundUpdateStore):
async def store_cached_remote_media(
self,
origin,
media_id,
media_type,
media_length,
time_now_ms,
upload_name,
filesystem_id,
):
origin: str,
media_id: str,
media_type: str,
media_length: int,
time_now_ms: int,
upload_name: Optional[str],
filesystem_id: str,
) -> None:
await self.db_pool.simple_insert(
"remote_media_cache",
{
@ -458,7 +487,7 @@ class MediaRepositoryStore(MediaRepositoryBackgroundUpdateStore):
local_media: Iterable[str],
remote_media: Iterable[Tuple[str, str]],
time_ms: int,
):
) -> None:
"""Updates the last access time of the given media
Args:
@ -467,7 +496,7 @@ class MediaRepositoryStore(MediaRepositoryBackgroundUpdateStore):
time_ms: Current time in milliseconds
"""
def update_cache_txn(txn):
def update_cache_txn(txn: LoggingTransaction) -> None:
sql = (
"UPDATE remote_media_cache SET last_access_ts = ?"
" WHERE media_origin = ? AND media_id = ?"
@ -488,7 +517,7 @@ class MediaRepositoryStore(MediaRepositoryBackgroundUpdateStore):
txn.execute_batch(sql, ((time_ms, media_id) for media_id in local_media))
return await self.db_pool.runInteraction(
await self.db_pool.runInteraction(
"update_cached_last_access_time", update_cache_txn
)
@ -542,15 +571,15 @@ class MediaRepositoryStore(MediaRepositoryBackgroundUpdateStore):
async def store_remote_media_thumbnail(
self,
origin,
media_id,
filesystem_id,
thumbnail_width,
thumbnail_height,
thumbnail_type,
thumbnail_method,
thumbnail_length,
):
origin: str,
media_id: str,
filesystem_id: str,
thumbnail_width: int,
thumbnail_height: int,
thumbnail_type: str,
thumbnail_method: str,
thumbnail_length: int,
) -> None:
await self.db_pool.simple_upsert(
table="remote_media_cache_thumbnails",
keyvalues={
@ -566,7 +595,7 @@ class MediaRepositoryStore(MediaRepositoryBackgroundUpdateStore):
desc="store_remote_media_thumbnail",
)
async def get_remote_media_before(self, before_ts):
async def get_remote_media_before(self, before_ts: int) -> List[Dict[str, str]]:
sql = (
"SELECT media_origin, media_id, filesystem_id"
" FROM remote_media_cache"
@ -602,7 +631,7 @@ class MediaRepositoryStore(MediaRepositoryBackgroundUpdateStore):
" LIMIT 500"
)
def _get_expired_url_cache_txn(txn):
def _get_expired_url_cache_txn(txn: LoggingTransaction) -> List[str]:
txn.execute(sql, (now_ts,))
return [row[0] for row in txn]
@ -610,18 +639,16 @@ class MediaRepositoryStore(MediaRepositoryBackgroundUpdateStore):
"get_expired_url_cache", _get_expired_url_cache_txn
)
async def delete_url_cache(self, media_ids):
async def delete_url_cache(self, media_ids: Collection[str]) -> None:
if len(media_ids) == 0:
return
sql = "DELETE FROM local_media_repository_url_cache WHERE media_id = ?"
def _delete_url_cache_txn(txn):
def _delete_url_cache_txn(txn: LoggingTransaction) -> None:
txn.execute_batch(sql, [(media_id,) for media_id in media_ids])
return await self.db_pool.runInteraction(
"delete_url_cache", _delete_url_cache_txn
)
await self.db_pool.runInteraction("delete_url_cache", _delete_url_cache_txn)
async def get_url_cache_media_before(self, before_ts: int) -> List[str]:
sql = (
@ -631,7 +658,7 @@ class MediaRepositoryStore(MediaRepositoryBackgroundUpdateStore):
" LIMIT 500"
)
def _get_url_cache_media_before_txn(txn):
def _get_url_cache_media_before_txn(txn: LoggingTransaction) -> List[str]:
txn.execute(sql, (before_ts,))
return [row[0] for row in txn]
@ -639,11 +666,11 @@ class MediaRepositoryStore(MediaRepositoryBackgroundUpdateStore):
"get_url_cache_media_before", _get_url_cache_media_before_txn
)
async def delete_url_cache_media(self, media_ids):
async def delete_url_cache_media(self, media_ids: Collection[str]) -> None:
if len(media_ids) == 0:
return
def _delete_url_cache_media_txn(txn):
def _delete_url_cache_media_txn(txn: LoggingTransaction) -> None:
sql = "DELETE FROM local_media_repository WHERE media_id = ?"
txn.execute_batch(sql, [(media_id,) for media_id in media_ids])
@ -652,6 +679,6 @@ class MediaRepositoryStore(MediaRepositoryBackgroundUpdateStore):
txn.execute_batch(sql, [(media_id,) for media_id in media_ids])
return await self.db_pool.runInteraction(
await self.db_pool.runInteraction(
"delete_url_cache_media", _delete_url_cache_media_txn
)