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Minimize accesses to rights backend

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This commit is contained in:
Unrud 2020-04-22 19:20:07 +02:00
parent 99adeb19c1
commit aef58bd55c
9 changed files with 92 additions and 74 deletions
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7
radicale/app/delete.py
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@ -20,7 +20,7 @@
from http import client
from xml.etree import ElementTree as ET
from radicale import httputils, storage, xmlutils
from radicale import app, httputils, storage, xmlutils
def xml_delete(base_prefix, path, collection, href=None):
@ -49,13 +49,14 @@ def xml_delete(base_prefix, path, collection, href=None):
class ApplicationDeleteMixin:
def do_DELETE(self, environ, base_prefix, path, user):
"""Manage DELETE request."""
if not self._access(user, path, "w"):
access = app.Access(self._rights, user, path)
if not access.check("w"):
return httputils.NOT_ALLOWED
with self._storage.acquire_lock("w", user):
item = next(self._storage.discover(path), None)
if not item:
return httputils.NOT_FOUND
if not self._access(user, path, "w", item):
if not access.check("w", item):
return httputils.NOT_ALLOWED
if_match = environ.get("HTTP_IF_MATCH", "*")
if if_match not in ("*", item.etag):