Preserve logging context in a few more places, drop the logging context after it has been stashed to reduce potential for confusion

This commit is contained in:
Mark Haines 2014-11-19 16:37:43 +00:00
parent 3e54d70ae2
commit 97c7c34f6f
4 changed files with 37 additions and 22 deletions

View file

@ -15,6 +15,7 @@
from twisted.internet import defer
from synapse.util.logcontext import PreserveLoggingContext
from synapse.util.logutils import log_function
from ._base import BaseHandler
@ -66,9 +67,10 @@ class EventStreamHandler(BaseHandler):
rm_handler = self.hs.get_handlers().room_member_handler
room_ids = yield rm_handler.get_rooms_for_user(auth_user)
events, tokens = yield self.notifier.get_events_for(
auth_user, room_ids, pagin_config, timeout
)
with PreserveLoggingContext():
events, tokens = yield self.notifier.get_events_for(
auth_user, room_ids, pagin_config, timeout
)
chunks = [self.hs.serialize_event(e) for e in events]

View file

@ -16,6 +16,7 @@
from twisted.internet import defer, reactor
from synapse.util.logutils import log_function
from synapse.util.logcontext import PreserveLoggingContext
import logging
@ -79,6 +80,8 @@ class Notifier(object):
self.event_sources = hs.get_event_sources()
self.clock = hs.get_clock()
hs.get_distributor().observe(
"user_joined_room", self._user_joined_room
)
@ -127,9 +130,10 @@ class Notifier(object):
def eb(failure):
logger.exception("Failed to notify listener", failure)
yield defer.DeferredList(
[notify(l).addErrback(eb) for l in listeners]
)
with PreserveLoggingContext():
yield defer.DeferredList(
[notify(l).addErrback(eb) for l in listeners]
)
@defer.inlineCallbacks
@log_function
@ -175,9 +179,10 @@ class Notifier(object):
failure.getTracebackObject())
)
yield defer.DeferredList(
[notify(l).addErrback(eb) for l in listeners]
)
with PreserveLoggingContext():
yield defer.DeferredList(
[notify(l).addErrback(eb) for l in listeners]
)
def get_events_for(self, user, rooms, pagination_config, timeout):
""" For the given user and rooms, return any new events for them. If
@ -206,29 +211,28 @@ class Notifier(object):
timeout,
deferred,
)
def _timeout_listener():
# TODO (erikj): We should probably set to_token to the current
# max rather than reusing from_token.
listener.notify(
self,
[],
listener.from_token,
listener.from_token,
)
if timeout:
reactor.callLater(timeout/1000.0, self._timeout_listener, listener)
self.clock.call_later(timeout/1000.0, _timeout_listener)
self._register_with_keys(listener)
yield self._check_for_updates(listener)
if not timeout:
self._timeout_listener(listener)
_timeout_listener()
return
def _timeout_listener(self, listener):
# TODO (erikj): We should probably set to_token to the current max
# rather than reusing from_token.
listener.notify(
self,
[],
listener.from_token,
listener.from_token,
)
@log_function
def _register_with_keys(self, listener):
for room in listener.rooms:

View file

@ -13,6 +13,7 @@
# See the License for the specific language governing permissions and
# limitations under the License.
from synapse.util.logcontext import LoggingContext
from twisted.internet import reactor
@ -35,7 +36,11 @@ class Clock(object):
return self.time() * 1000
def call_later(self, delay, callback):
return reactor.callLater(delay, callback)
current_context = LoggingContext.current_context()
def wrapped_callback():
current_context.thread_local.current_context = current_context
callback()
return reactor.callLater(delay, wrapped_callback)
def cancel_call_later(self, timer):
timer.cancel()

View file

@ -18,6 +18,9 @@ class LoggingContext(object):
__slots__ = []
def __str__(self):
return "sentinel"
def copy_to(self, record):
pass
@ -102,6 +105,7 @@ class PreserveLoggingContext(object):
def __enter__(self):
"""Captures the current logging context"""
self.current_context = LoggingContext.current_context()
LoggingContext.thread_local.current_context = LoggingContext.sentinel
def __exit__(self, type, value, traceback):
"""Restores the current logging context"""