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Merge pull request #4445 from matrix-org/anoa/user_dir_develop_backport

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Add metric for user dir current event stream position
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Andrew Morgan 2019-01-23 15:58:40 +00:00 committed by GitHub
commit 6b90ae6efc
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changelog.d/4445.feature Normal file
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@ -0,0 +1 @@
Add a metric for tracking event stream position of the user directory.

6
synapse/handlers/user_directory.py
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@ -19,6 +19,7 @@ from six import iteritems
from twisted.internet import defer from twisted.internet import defer
import synapse.metrics
from synapse.api.constants import EventTypes, JoinRules, Membership from synapse.api.constants import EventTypes, JoinRules, Membership
from synapse.metrics.background_process_metrics import run_as_background_process from synapse.metrics.background_process_metrics import run_as_background_process
from synapse.storage.roommember import ProfileInfo from synapse.storage.roommember import ProfileInfo
@ -163,6 +164,11 @@ class UserDirectoryHandler(object):
yield self._handle_deltas(deltas) yield self._handle_deltas(deltas)
self.pos = deltas[-1]["stream_id"] self.pos = deltas[-1]["stream_id"]
# Expose current event processing position to prometheus
synapse.metrics.event_processing_positions.labels(
"user_dir").set(self.pos)
yield self.store.update_user_directory_stream_pos(self.pos) yield self.store.update_user_directory_stream_pos(self.pos)
@defer.inlineCallbacks @defer.inlineCallbacks