oss/Radicale
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Unrud 2021-07-26 20:56:46 +02:00 • committed by Unrud
parent 12fe5ce637
commit cecb17df03
51 changed files with 1374 additions and 957 deletions
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18
radicale/storage/multifilesystem/history.py
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@ -17,10 +17,11 @@
# along with Radicale. If not, see <http://www.gnu.org/licenses/>.
import binascii
import contextlib
import os
import pickle
from radicale import item as radicale_item
import radicale.item as radicale_item
from radicale import pathutils
from radicale.log import logger
@ -53,13 +54,10 @@ 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 f:
pickle.dump([etag, history_etag], f)
return history_etag
def _get_deleted_history_hrefs(self):
@ -67,7 +65,7 @@ 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):
@ -75,8 +73,6 @@ 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.