kong/plugins/zipkin/opentracing.lua: Avoid :finish-ing a span twice

Closes #15
Kong · Jul 5, 2018 · acba533 · acba533
1 parent e98c70f
commit acba533
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/kong/plugins/zipkin/opentracing.lua b/kong/plugins/zipkin/opentracing.lua
@@ -185,7 +185,7 @@ function OpenTracingHandler:log(conf)
 		proxy_span:set_tag("peer.port", balancer_address.port)
 	end
 
-	if opentracing.header_filter_span then
+	if not opentracing.header_filter_finished and opentracing.header_filter_span then
 		opentracing.header_filter_span:finish(now)
 		opentracing.header_filter_finished = true
 	end