Log stack traces when a missing opentracing span is detected (#10983)

Make it easier to track down where opentracing spans are going missing by including stack traces in the logs.
matrix-org · Oct 5, 2021 · 660c8c1 · 660c8c1
1 parent eda8c88
commit 660c8c1
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diff --git a/changelog.d/10983.misc b/changelog.d/10983.misc
@@ -0,0 +1 @@
+Log stack traces when a missing opentracing span is detected.
diff --git a/synapse/logging/opentracing.py b/synapse/logging/opentracing.py
@@ -339,6 +339,7 @@ def ensure_active_span_inner_2(*args, **kwargs):
                     "There was no active span when trying to %s."
                     " Did you forget to start one or did a context slip?",
                     message,
+                    stack_info=True,
                 )
 
                 return ret