Matrix-Mirrors/synapse-product
1
0
Fork 0
mirror of https://git.anonymousland.org/anonymousland/synapse-product.git synced 2024-10-01 08:25:44 -04:00
Code Issues Packages Projects Releases Wiki Activity

Merge pull request #102 from matrix-org/randomize_stream_timeout

Browse Source 
Add some randomness to the user specified timeout on event streams to mi...
This commit is contained in:
Erik Johnston 2015-03-06 10:28:19 +00:00
commit e780492ecf
1 changed files with 9 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

9
synapse/handlers/events.py
View File

@ -23,6 +23,7 @@ from synapse.events.utils import serialize_event
from ._base import BaseHandler from ._base import BaseHandler
import logging import logging
import random
logger = logging.getLogger(__name__) logger = logging.getLogger(__name__)
@ -72,6 +73,14 @@ class EventStreamHandler(BaseHandler):
rm_handler = self.hs.get_handlers().room_member_handler rm_handler = self.hs.get_handlers().room_member_handler
room_ids = yield rm_handler.get_rooms_for_user(auth_user) room_ids = yield rm_handler.get_rooms_for_user(auth_user)
if timeout:
# If they've set a timeout set a minimum limit.
timeout = max(timeout, 500)
# Add some randomness to this value to try and mitigate against
# thundering herds on restart.
timeout = random.randint(int(timeout*0.9), int(timeout*1.1))
with PreserveLoggingContext(): with PreserveLoggingContext():
events, tokens = yield self.notifier.get_events_for( events, tokens = yield self.notifier.get_events_for(
auth_user, room_ids, pagin_config, timeout auth_user, room_ids, pagin_config, timeout