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Copy websockets list before iterating over it to prevent race conditions upon list changed upon iteration

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This commit is contained in:
Fabio Manganiello 2019-03-27 02:25:06 +01:00
parent 387ed23e86
commit 68f985d2c6
1 changed files with 2 additions and 1 deletions
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3
platypush/backend/http/__init__.py
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@ -204,7 +204,8 @@ class HttpBackend(Backend):
loop = get_or_create_event_loop() loop = get_or_create_event_loop()
for websocket in self.active_websockets: websockets = self.active_websockets.copy()
for websocket in websockets:
try: try:
loop.run_until_complete(send_event(websocket)) loop.run_until_complete(send_event(websocket))
except websockets.exceptions.ConnectionClosed: except websockets.exceptions.ConnectionClosed: