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authorRichard van der Hoff <richard@matrix.org>2018-10-24 09:23:33 +0100
committerRichard van der Hoff <richard@matrix.org>2018-10-24 09:23:33 +0100
commite564306e315fc3dfd37e5fed495ae300fbb58c8a (patch)
treea61e0fe1eff2f555923f91e3064925d2c8e7c754 /synapse
parentChangelog (diff)
downloadsynapse-e564306e315fc3dfd37e5fed495ae300fbb58c8a.tar.xz
sanity-check the is_processing flag
... and rename it, for even more sanity
Diffstat (limited to 'synapse')
-rw-r--r--synapse/push/emailpusher.py11
-rw-r--r--synapse/push/httppusher.py11
2 files changed, 14 insertions, 8 deletions
diff --git a/synapse/push/emailpusher.py b/synapse/push/emailpusher.py
index 0bc548ae7a..f369124258 100644
--- a/synapse/push/emailpusher.py
+++ b/synapse/push/emailpusher.py
@@ -70,7 +70,7 @@ class EmailPusher(object):
         # See httppusher
         self.max_stream_ordering = None
 
-        self.processing = False
+        self._is_processing = False
 
     def on_started(self):
         if self.mailer is not None:
@@ -99,15 +99,18 @@ class EmailPusher(object):
         self._start_processing()
 
     def _start_processing(self):
-        if self.processing:
+        if self._is_processing:
             return
 
         run_as_background_process("emailpush.process", self._process)
 
     @defer.inlineCallbacks
     def _process(self):
+        # we should never get here if we are already processing
+        assert not self._is_processing
+
         try:
-            self.processing = True
+            self._is_processing = True
 
             if self.throttle_params is None:
                 # this is our first loop: load up the throttle params
@@ -126,7 +129,7 @@ class EmailPusher(object):
                 if self.max_stream_ordering == starting_max_ordering:
                     break
         finally:
-            self.processing = False
+            self._is_processing = False
 
     @defer.inlineCallbacks
     def _unsafe_process(self):
diff --git a/synapse/push/httppusher.py b/synapse/push/httppusher.py
index 33034d44da..6bd703632d 100644
--- a/synapse/push/httppusher.py
+++ b/synapse/push/httppusher.py
@@ -60,7 +60,7 @@ class HttpPusher(object):
         self.backoff_delay = HttpPusher.INITIAL_BACKOFF_SEC
         self.failing_since = pusherdict['failing_since']
         self.timed_call = None
-        self.processing = False
+        self._is_processing = False
 
         # This is the highest stream ordering we know it's safe to process.
         # When new events arrive, we'll be given a window of new events: we
@@ -122,15 +122,18 @@ class HttpPusher(object):
             self.timed_call = None
 
     def _start_processing(self):
-        if self.processing:
+        if self._is_processing:
             return
 
         run_as_background_process("httppush.process", self._process)
 
     @defer.inlineCallbacks
     def _process(self):
+        # we should never get here if we are already processing
+        assert not self._is_processing
+
         try:
-            self.processing = True
+            self._is_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:
@@ -142,7 +145,7 @@ class HttpPusher(object):
                 if self.max_stream_ordering == starting_max_ordering:
                     break
         finally:
-            self.processing = False
+            self._is_processing = False
 
     @defer.inlineCallbacks
     def _unsafe_process(self):