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Measure StateHandler._resolve_events

This commit is contained in:
Erik Johnston 2016-03-22 14:44:48 +00:00
parent 6cf0ba1466
commit d787e41b20
1 changed files with 38 additions and 36 deletions
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74
synapse/state.py
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@ -18,6 +18,7 @@ from twisted.internet import defer
from synapse.util.logutils import log_function
from synapse.util.caches.expiringcache import ExpiringCache
from synapse.util.metrics import Measure
from synapse.api.constants import EventTypes
from synapse.api.errors import AuthError
from synapse.api.auth import AuthEventTypes
@ -263,48 +264,49 @@ class StateHandler(object):
from (type, state_key) to event. prev_states is a list of event_ids.
:rtype: (dict[(str, str), synapse.events.FrozenEvent], list[str])
"""
state = {}
for st in state_sets:
for e in st:
state.setdefault(
(e.type, e.state_key),
{}
)[e.event_id] = e
with Measure(self.clock, "state._resolve_events"):
state = {}
for st in state_sets:
for e in st:
state.setdefault(
(e.type, e.state_key),
{}
)[e.event_id] = e
unconflicted_state = {
k: v.values()[0] for k, v in state.items()
if len(v.values()) == 1
}
unconflicted_state = {
k: v.values()[0] for k, v in state.items()
if len(v.values()) == 1
}
conflicted_state = {
k: v.values()
for k, v in state.items()
if len(v.values()) > 1
}
conflicted_state = {
k: v.values()
for k, v in state.items()
if len(v.values()) > 1
}
if event_type:
prev_states_events = conflicted_state.get(
(event_type, state_key), []
)
prev_states = [s.event_id for s in prev_states_events]
else:
prev_states = []
if event_type:
prev_states_events = conflicted_state.get(
(event_type, state_key), []
)
prev_states = [s.event_id for s in prev_states_events]
else:
prev_states = []
auth_events = {
k: e for k, e in unconflicted_state.items()
if k[0] in AuthEventTypes
}
auth_events = {
k: e for k, e in unconflicted_state.items()
if k[0] in AuthEventTypes
}
try:
resolved_state = self._resolve_state_events(
conflicted_state, auth_events
)
except:
logger.exception("Failed to resolve state")
raise
try:
resolved_state = self._resolve_state_events(
conflicted_state, auth_events
)
except:
logger.exception("Failed to resolve state")
raise
new_state = unconflicted_state
new_state.update(resolved_state)
new_state = unconflicted_state
new_state.update(resolved_state)
return new_state, prev_states