4 files changed, 10 insertions, 8 deletions
diff --git a/changelog.d/3996.bugfix b/changelog.d/3996.bugfix
new file mode 100644
index 0000000000..a056485ea1
--- /dev/null
+++ b/changelog.d/3996.bugfix
@@ -0,0 +1 @@
+Fix exception in background metrics collection
diff --git a/changelog.d/3997.bugfix b/changelog.d/3997.bugfix
new file mode 100644
index 0000000000..b060ee8c18
--- /dev/null
+++ b/changelog.d/3997.bugfix
@@ -0,0 +1 @@
+Fix exception handling in fetching remote profiles
diff --git a/synapse/handlers/profile.py b/synapse/handlers/profile.py
index f284d5a385..1dfbde84fd 100644
--- a/synapse/handlers/profile.py
+++ b/synapse/handlers/profile.py
@@ -142,10 +142,8 @@ class BaseProfileHandler(BaseHandler):
if e.code != 404:
logger.exception("Failed to get displayname")
raise
- except Exception:
- logger.exception("Failed to get displayname")
- else:
- defer.returnValue(result["displayname"])
+
+ defer.returnValue(result["displayname"])
@defer.inlineCallbacks
def set_displayname(self, target_user, requester, new_displayname, by_admin=False):
@@ -199,8 +197,6 @@ class BaseProfileHandler(BaseHandler):
if e.code != 404:
logger.exception("Failed to get avatar_url")
raise
- except Exception:
- logger.exception("Failed to get avatar_url")
defer.returnValue(result["avatar_url"])
diff --git a/synapse/metrics/background_process_metrics.py b/synapse/metrics/background_process_metrics.py
index 173908299c..037f1c490e 100644
--- a/synapse/metrics/background_process_metrics.py
+++ b/synapse/metrics/background_process_metrics.py
@@ -101,9 +101,13 @@ class _Collector(object):
labels=["name"],
)
- # We copy the dict so that it doesn't change from underneath us
+ # We copy the dict so that it doesn't change from underneath us.
+ # We also copy the process lists as that can also change
with _bg_metrics_lock:
- _background_processes_copy = dict(_background_processes)
+ _background_processes_copy = {
+ k: list(v)
+ for k, v in six.iteritems(_background_processes)
+ }
for desc, processes in six.iteritems(_background_processes_copy):
background_process_in_flight_count.add_metric(
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