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Fix some test failures when frozen_dicts are enabled (#6642)

Fixes #4026
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Richard van der Hoff 2020-01-06 15:22:46 +00:00 committed by GitHub
parent 9f6c1befbb
commit ba897a7590
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5 changed files with 20 additions and 11 deletions

1
changelog.d/6642.misc Normal file
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@ -0,0 +1 @@
Fix errors when frozen_dicts are enabled.

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@ -14,7 +14,7 @@
# See the License for the specific language governing permissions and
# limitations under the License.
import collections.abc
import hashlib
import logging
@ -40,8 +40,11 @@ def check_event_content_hash(event, hash_algorithm=hashlib.sha256):
# some malformed events lack a 'hashes'. Protect against it being missing
# or a weird type by basically treating it the same as an unhashed event.
hashes = event.get("hashes")
if not isinstance(hashes, dict):
raise SynapseError(400, "Malformed 'hashes'", Codes.UNAUTHORIZED)
# nb it might be a frozendict or a dict
if not isinstance(hashes, collections.abc.Mapping):
raise SynapseError(
400, "Malformed 'hashes': %s" % (type(hashes),), Codes.UNAUTHORIZED
)
if name not in hashes:
raise SynapseError(

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@ -16,7 +16,7 @@
# limitations under the License.
"""Contains functions for performing events on rooms."""
import copy
import itertools
import logging
import math
@ -368,13 +368,16 @@ class RoomCreationHandler(BaseHandler):
# Raise the requester's power level in the new room if necessary
current_power_level = power_levels["users"][user_id]
if current_power_level < needed_power_level:
# Perform a deepcopy in order to not modify the original power levels in a
# room, as its contents are preserved as the state for the old room later on
new_power_levels = copy.deepcopy(power_levels)
initial_state[(EventTypes.PowerLevels, "")] = new_power_levels
# make sure we copy the event content rather than overwriting it.
# note that if frozen_dicts are enabled, `power_levels` will be a frozen
# dict so we can't just copy.deepcopy it.
# Assign this power level to the requester
new_power_levels = {k: v for k, v in power_levels.items() if k != "users"}
new_power_levels["users"] = {
k: v for k, v in power_levels.get("users", {}).items() if k != user_id
}
new_power_levels["users"][user_id] = needed_power_level
initial_state[(EventTypes.PowerLevels, "")] = new_power_levels
yield self._send_events_for_new_room(
requester,

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@ -507,6 +507,8 @@ class RoomMemberHandler(object):
Returns:
Deferred
"""
logger.info("Transferring room state from %s to %s", old_room_id, room_id)
# Find all local users that were in the old room and copy over each user's state
users = yield self.store.get_users_in_room(old_room_id)
yield self.copy_user_state_on_room_upgrade(old_room_id, room_id, users)

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@ -12,7 +12,7 @@
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
import collections.abc
import logging
from collections import namedtuple
from typing import Iterable, Tuple
@ -107,7 +107,7 @@ class StateGroupWorkerStore(EventsWorkerStore, SQLBaseStore):
predecessor = create_event.content.get("predecessor", None)
# Ensure the key is a dictionary
if not isinstance(predecessor, dict):
if not isinstance(predecessor, collections.abc.Mapping):
return None
return predecessor