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Tuna Celik
2023-02-10 22:03:33 +01:00
parent 9b3bb2de2b
commit cf81d1f9a7
94 changed files with 5096 additions and 3560 deletions
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38
radicale/storage/multifilesystem/history.py
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@@ -1,4 +1,4 @@
# This file is part of Radicale Server - Calendar Server
# This file is part of Radicale - CalDAV and CardDAV server
# Copyright © 2014 Jean-Marc Martins
# Copyright © 2012-2017 Guillaume Ayoub
# Copyright © 2017-2019 Unrud <unrud@outlook.com>
@@ -17,15 +17,28 @@
# along with Radicale. If not, see <http://www.gnu.org/licenses/>.
import binascii
import contextlib
import os
import pickle
from typing import BinaryIO, Optional, cast
from radicale import item as radicale_item
import radicale.item as radicale_item
from radicale import pathutils
from radicale.log import logger
from radicale.storage import multifilesystem
from radicale.storage.multifilesystem.base import CollectionBase
class CollectionHistoryMixin:
class CollectionPartHistory(CollectionBase):
_max_sync_token_age: int
def __init__(self, storage_: "multifilesystem.Storage", path: str,
filesystem_path: Optional[str] = None) -> None:
super().__init__(storage_, path, filesystem_path)
self._max_sync_token_age = storage_.configuration.get(
"storage", "max_sync_token_age")
def _update_history_etag(self, href, item):
"""Updates and retrieves the history etag from the history cache.
@@ -53,13 +66,11 @@ class CollectionHistoryMixin:
self._storage._makedirs_synced(history_folder)
history_etag = radicale_item.get_etag(
history_etag + "/" + etag).strip("\"")
try:
# Race: Other processes might have created and locked the file.
with self._atomic_write(os.path.join(history_folder, href),
"wb") as f:
pickle.dump([etag, history_etag], f)
except PermissionError:
pass
# Race: Other processes might have created and locked the file.
with contextlib.suppress(PermissionError), self._atomic_write(
os.path.join(history_folder, href), "wb") as fo:
fb = cast(BinaryIO, fo)
pickle.dump([etag, history_etag], fb)
return history_etag
def _get_deleted_history_hrefs(self):
@@ -67,7 +78,7 @@ class CollectionHistoryMixin:
history cache."""
history_folder = os.path.join(self._filesystem_path,
".Radicale.cache", "history")
try:
with contextlib.suppress(FileNotFoundError):
for entry in os.scandir(history_folder):
href = entry.name
if not pathutils.is_safe_filesystem_path_component(href):
@@ -75,13 +86,10 @@ class CollectionHistoryMixin:
if os.path.isfile(os.path.join(self._filesystem_path, href)):
continue
yield href
except FileNotFoundError:
pass
def _clean_history(self):
# Delete all expired history entries of deleted items.
history_folder = os.path.join(self._filesystem_path,
".Radicale.cache", "history")
self._clean_cache(history_folder, self._get_deleted_history_hrefs(),
max_age=self._storage.configuration.get(
"storage", "max_sync_token_age"))
max_age=self._max_sync_token_age)