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authorNeil Johnson <neil@matrix.org>2018-10-25 14:40:06 +0100
committerNeil Johnson <neil@matrix.org>2018-10-25 14:40:06 +0100
commitf7f487e14c553832a0accf0dcd09b546f9b4a702 (patch)
treef6c28616c938cedecc18b7d8326cffa175c7395c /synapse/push/emailpusher.py
parentisort (diff)
parentoops, run the check_isort build (diff)
downloadsynapse-f7f487e14c553832a0accf0dcd09b546f9b4a702.tar.xz
Merge branch 'develop' of github.com:matrix-org/synapse into matthew/autocreate_autojoin
Diffstat (limited to 'synapse/push/emailpusher.py')
-rw-r--r--synapse/push/emailpusher.py67
1 files changed, 34 insertions, 33 deletions
diff --git a/synapse/push/emailpusher.py b/synapse/push/emailpusher.py
index d746371420..f369124258 100644
--- a/synapse/push/emailpusher.py
+++ b/synapse/push/emailpusher.py
@@ -18,8 +18,7 @@ import logging
 from twisted.internet import defer
 from twisted.internet.error import AlreadyCalled, AlreadyCancelled
 
-from synapse.util.logcontext import LoggingContext
-from synapse.util.metrics import Measure
+from synapse.metrics.background_process_metrics import run_as_background_process
 
 logger = logging.getLogger(__name__)
 
@@ -71,18 +70,11 @@ class EmailPusher(object):
         # See httppusher
         self.max_stream_ordering = None
 
-        self.processing = False
+        self._is_processing = False
 
-    @defer.inlineCallbacks
     def on_started(self):
         if self.mailer is not None:
-            try:
-                self.throttle_params = yield self.store.get_throttle_params_by_room(
-                    self.pusher_id
-                )
-                yield self._process()
-            except Exception:
-                logger.exception("Error starting email pusher")
+            self._start_processing()
 
     def on_stop(self):
         if self.timed_call:
@@ -92,43 +84,52 @@ class EmailPusher(object):
                 pass
             self.timed_call = None
 
-    @defer.inlineCallbacks
     def on_new_notifications(self, min_stream_ordering, max_stream_ordering):
         self.max_stream_ordering = max(max_stream_ordering, self.max_stream_ordering)
-        yield self._process()
+        self._start_processing()
 
     def on_new_receipts(self, min_stream_id, max_stream_id):
         # We could wake up and cancel the timer but there tend to be quite a
         # lot of read receipts so it's probably less work to just let the
         # timer fire
-        return defer.succeed(None)
+        pass
 
-    @defer.inlineCallbacks
     def on_timer(self):
         self.timed_call = None
-        yield self._process()
+        self._start_processing()
+
+    def _start_processing(self):
+        if self._is_processing:
+            return
+
+        run_as_background_process("emailpush.process", self._process)
 
     @defer.inlineCallbacks
     def _process(self):
-        if self.processing:
-            return
+        # we should never get here if we are already processing
+        assert not self._is_processing
+
+        try:
+            self._is_processing = True
+
+            if self.throttle_params is None:
+                # this is our first loop: load up the throttle params
+                self.throttle_params = yield self.store.get_throttle_params_by_room(
+                    self.pusher_id
+                )
 
-        with LoggingContext("emailpush._process"):
-            with Measure(self.clock, "emailpush._process"):
+            # if the max ordering changes while we're running _unsafe_process,
+            # call it again, and so on until we've caught up.
+            while True:
+                starting_max_ordering = self.max_stream_ordering
                 try:
-                    self.processing = True
-                    # if the max ordering changes while we're running _unsafe_process,
-                    # call it again, and so on until we've caught up.
-                    while True:
-                        starting_max_ordering = self.max_stream_ordering
-                        try:
-                            yield self._unsafe_process()
-                        except Exception:
-                            logger.exception("Exception processing notifs")
-                        if self.max_stream_ordering == starting_max_ordering:
-                            break
-                finally:
-                    self.processing = False
+                    yield self._unsafe_process()
+                except Exception:
+                    logger.exception("Exception processing notifs")
+                if self.max_stream_ordering == starting_max_ordering:
+                    break
+        finally:
+            self._is_processing = False
 
     @defer.inlineCallbacks
     def _unsafe_process(self):