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Merge pull request #4521 from matrix-org/rav/fed_routing/cleanups

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Tiny .well-known fixes
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Richard van der Hoff 2019-01-30 11:47:24 +00:00 committed by GitHub
commit a79034aedf
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2 changed files with 12 additions and 9 deletions
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1
changelog.d/4521.feature Normal file
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@ -0,0 +1 @@
Implement MSC1708 (.well-known routing for server-server federation)

22
synapse/http/federation/matrix_federation_agent.py
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@ -298,16 +298,18 @@ class MatrixFederationAgent(object):
response = yield make_deferred_yieldable(
self._well_known_agent.request(b"GET", uri),
)
except Exception as e:
logger.info("Connection error fetching %s: %s", uri_str, e)
self._well_known_cache.set(server_name, None, WELL_KNOWN_INVALID_CACHE_PERIOD)
defer.returnValue(None)
body = yield make_deferred_yieldable(readBody(response))
if response.code != 200:
logger.info("Error response %i from %s", response.code, uri_str)
self._well_known_cache.set(server_name, None, WELL_KNOWN_INVALID_CACHE_PERIOD)
raise Exception("Non-200 response %s" % (response.code, ))
except Exception as e:
logger.info("Error fetching %s: %s", uri_str, e)
# add some randomness to the TTL to avoid a stampeding herd every hour
# after startup
cache_period = WELL_KNOWN_INVALID_CACHE_PERIOD
cache_period += random.uniform(0, WELL_KNOWN_DEFAULT_CACHE_PERIOD_JITTER)
self._well_known_cache.set(server_name, None, cache_period)
defer.returnValue(None)
try:
@ -328,8 +330,8 @@ class MatrixFederationAgent(object):
)
if cache_period is None:
cache_period = WELL_KNOWN_DEFAULT_CACHE_PERIOD
# add some randomness to the TTL to avoid a stampeding herd every hour after
# startup
# add some randomness to the TTL to avoid a stampeding herd every 24 hours
# after startup
cache_period += random.uniform(0, WELL_KNOWN_DEFAULT_CACHE_PERIOD_JITTER)
else:
cache_period = min(cache_period, WELL_KNOWN_MAX_CACHE_PERIOD)