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Convert some util functions to async (#8035)

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Patrick Cloke 2020-08-06 08:39:35 -04:00 • committed by GitHub
parent d4a7829b12
commit fe6cfc80ec
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4 changed files with 40 additions and 62 deletions
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16
synapse/util/retryutils.py
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@ -15,8 +15,6 @@
import logging
import random
from twisted.internet import defer
import synapse.logging.context
from synapse.api.errors import CodeMessageException
@ -54,8 +52,7 @@ class NotRetryingDestination(Exception):
self.destination = destination
@defer.inlineCallbacks
def get_retry_limiter(destination, clock, store, ignore_backoff=False, **kwargs):
async def get_retry_limiter(destination, clock, store, ignore_backoff=False, **kwargs):
"""For a given destination check if we have previously failed to
send a request there and are waiting before retrying the destination.
If we are not ready to retry the destination, this will raise a
@ -73,9 +70,9 @@ def get_retry_limiter(destination, clock, store, ignore_backoff=False, **kwargs)
Example usage:
try:
limiter = yield get_retry_limiter(destination, clock, store)
limiter = await get_retry_limiter(destination, clock, store)
with limiter:
response = yield do_request()
response = await do_request()
except NotRetryingDestination:
# We aren't ready to retry that destination.
raise
@ -83,7 +80,7 @@ def get_retry_limiter(destination, clock, store, ignore_backoff=False, **kwargs)
failure_ts = None
retry_last_ts, retry_interval = (0, 0)
retry_timings = yield store.get_destination_retry_timings(destination)
retry_timings = await store.get_destination_retry_timings(destination)
if retry_timings:
failure_ts = retry_timings["failure_ts"]
@ -222,10 +219,9 @@ class RetryDestinationLimiter(object):
if self.failure_ts is None:
self.failure_ts = retry_last_ts
@defer.inlineCallbacks
def store_retry_timings():
async def store_retry_timings():
try:
yield self.store.set_destination_retry_timings(
await self.store.set_destination_retry_timings(
self.destination,
self.failure_ts,
retry_last_ts,