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Time out filtered room dir queries after 60s

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This commit is contained in:
Andrew Morgan 2019-01-24 12:44:27 +00:00
parent 58f6c48183
commit 068aa1d228
1 changed files with 12 additions and 2 deletions
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14
synapse/handlers/room_list.py
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@ -31,6 +31,7 @@ from synapse.util.caches.descriptors import cachedInlineCallbacks
from synapse.util.caches.response_cache import ResponseCache
from ._base import BaseHandler
from datetime import datetime, timedelta
logger = logging.getLogger(__name__)
@ -73,8 +74,13 @@ class RoomListHandler(BaseHandler):
# We explicitly don't bother caching searches or requests for
# appservice specific lists.
logger.info("Bypassing cache as search request.")
# XXX: Quick hack to stop room directory queries taking too long.
# Timeout request after 60s. Probably want a more fundamental
# solution at some point
timeout = datetime.now() + timedelta(seconds=60)
return self._get_public_room_list(
limit, since_token, search_filter, network_tuple=network_tuple,
limit, since_token, search_filter, network_tuple=network_tuple, timeout=timeout,
)
key = (limit, since_token, network_tuple)
@ -87,7 +93,8 @@ class RoomListHandler(BaseHandler):
@defer.inlineCallbacks
def _get_public_room_list(self, limit=None, since_token=None,
search_filter=None,
network_tuple=EMPTY_THIRD_PARTY_ID,):
network_tuple=EMPTY_THIRD_PARTY_ID,
timeout=None,):
if since_token and since_token != "END":
since_token = RoomListNextBatch.from_token(since_token)
else:
@ -202,6 +209,9 @@ class RoomListHandler(BaseHandler):
chunk = []
for i in range(0, len(rooms_to_scan), step):
if timeout and datetime.now() > timeout:
raise Exception("Timed out searching room directory")
batch = rooms_to_scan[i:i + step]
logger.info("Processing %i rooms for result", len(batch))
yield concurrently_execute(