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Fix jetty context leak #1966

Merged
merged 1 commit into from
Jan 5, 2021
Merged

Fix jetty context leak #1966

merged 1 commit into from
Jan 5, 2021

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laurit
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@laurit laurit commented Dec 28, 2020

Fix flaky JettyServlet3TestDispatchAsync test success with #count requests. Occasionally creating server span fails with

java.lang.IllegalStateException: Context leak detected
	at io.opentelemetry.instrumentation.api.tracer.BaseTracer.debugContextLeak(BaseTracer.java:208)
	at io.opentelemetry.instrumentation.api.tracer.BaseTracer.extract(BaseTracer.java:171)
	at io.opentelemetry.instrumentation.api.tracer.HttpServerTracer.startSpan(HttpServerTracer.java:72)
	at io.opentelemetry.instrumentation.api.tracer.HttpServerTracer.startSpan(HttpServerTracer.java:56)
	at io.opentelemetry.instrumentation.servlet.ServletHttpServerTracer.startSpan(ServletHttpServerTracer.java:29)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:724)
	at org.eclipse.jetty.servlet.ServletHolder.handle(ServletHolder.java:558)
	at org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:489)
	at org.eclipse.jetty.server.handler.ContextHandler.doHandle(ContextHandler.java:972)
	at org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:417)
	at org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:906)
	at org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:117)
	at org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:110)
	at org.eclipse.jetty.server.Server.handle(Server.java:346)
	at org.eclipse.jetty.server.HttpConnection.handleRequest(HttpConnection.java:442)
	at org.eclipse.jetty.server.HttpConnection$RequestHandler.headerComplete(HttpConnection.java:910)
	at org.eclipse.jetty.http.HttpParser.parseNext(HttpParser.java:565)
	at org.eclipse.jetty.http.HttpParser.parseAvailable(HttpParser.java:217)
	at org.eclipse.jetty.server.AsyncHttpConnection.handle(AsyncHttpConnection.java:46)
	at org.eclipse.jetty.io.nio.SelectChannelEndPoint.handle(SelectChannelEndPoint.java:545)
	at org.eclipse.jetty.io.nio.SelectChannelEndPoint$1.run(SelectChannelEndPoint.java:43)
	at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:598)
	at org.eclipse.jetty.util.thread.QueuedThreadPool$3.run(QueuedThreadPool.java:533)
	at java.base/java.lang.Thread.run(Thread.java:834)

Unexpected non-root current context found when extracting remote context!
It contains this span: RecordEventsReadableSpan{traceId=704ef07f14b079fffc7e9353059b3213, spanId=312d204c09674822, parentSpanContext=ImmutableSpanContext{traceIdAsHexString=00000000000000000000000000000000, spanIdAsHexString=0000000000000000, traceFlags=0, traceState=ArrayBasedTraceState{entries=[]}, remote=false}, name=/jetty-context/dispatch/success, kind=SERVER, attributes=AttributesMap{data={net.peer.ip=127.0.0.1, net.peer.port=62888, http.method=GET, http.user_agent=test-user-agent, http.url=http://localhost:62887/jetty-context/dispatch/success, http.flavor=HTTP/1.1, http.client_ip=1.1.1.1, http.status_code=200}, capacity=1000, totalAddedValues=8}, status=ImmutableStatus{statusCode=UNSET, description=null}, totalRecordedEvents=0, totalRecordedLinks=0, startEpochNanos=1608767918165001531, endEpochNanos=1608767918213995466}
a context leak was detected. it was propagated from:
io.opentelemetry.javaagent.instrumentation.api.concurrent.ExecutorInstrumentationUtils.setupState(ExecutorInstrumentationUtils.java:70)
org.eclipse.jetty.util.thread.QueuedThreadPool.dispatch(QueuedThreadPool.java:350)
org.eclipse.jetty.server.AsyncContinuation.start(AsyncContinuation.java:834)
javax.servlet.AsyncContext$start$0.call(Unknown Source)
org.codehaus.groovy.runtime.callsite.CallSiteArray.defaultCall(CallSiteArray.java:47)
org.codehaus.groovy.runtime.callsite.AbstractCallSite.call(AbstractCallSite.java:115)
org.codehaus.groovy.runtime.callsite.AbstractCallSite.call(AbstractCallSite.java:127)
TestServlet3$Async.service(TestServlet3.groovy:57)
javax.servlet.http.HttpServlet.service(HttpServlet.java:729)
org.eclipse.jetty.servlet.ServletHolder.handle(ServletHolder.java:558)
org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:489)
org.eclipse.jetty.server.handler.ContextHandler.doHandle(ContextHandler.java:972)
org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:417)
org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:906)
org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:117)
org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:110)
org.eclipse.jetty.server.Server.handleAsync(Server.java:391)
org.eclipse.jetty.server.HttpConnection.handleRequest(HttpConnection.java:447)
org.eclipse.jetty.server.AsyncHttpConnection.handle(AsyncHttpConnection.java:43)
org.eclipse.jetty.io.nio.SelectChannelEndPoint.handle(SelectChannelEndPoint.java:545)
org.eclipse.jetty.io.nio.SelectChannelEndPoint$1.run(SelectChannelEndPoint.java:43)
org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:598)
org.eclipse.jetty.util.thread.QueuedThreadPool$3.run(QueuedThreadPool.java:533)
java.base/java.lang.Thread.run(Thread.java:834)
which was propagated from:
io.opentelemetry.javaagent.instrumentation.api.concurrent.ExecutorInstrumentationUtils.setupState(ExecutorInstrumentationUtils.java:70)
org.eclipse.jetty.util.thread.QueuedThreadPool.dispatch(QueuedThreadPool.java:350)
org.eclipse.jetty.server.nio.SelectChannelConnector$ConnectorSelectorManager.dispatch(SelectChannelConnector.java:339)
org.eclipse.jetty.io.nio.SelectChannelEndPoint.dispatch(SelectChannelEndPoint.java:204)
org.eclipse.jetty.server.AsyncContinuation.scheduleDispatch(AsyncContinuation.java:662)
org.eclipse.jetty.server.AsyncContinuation.dispatch(AsyncContinuation.java:434)
org.eclipse.jetty.server.AsyncContinuation.dispatch(AsyncContinuation.java:803)
javax.servlet.AsyncContext$dispatch$1.call(Unknown Source)
org.codehaus.groovy.runtime.callsite.CallSiteArray.defaultCall(CallSiteArray.java:47)
org.codehaus.groovy.runtime.callsite.AbstractCallSite.call(AbstractCallSite.java:115)
org.codehaus.groovy.runtime.callsite.AbstractCallSite.call(AbstractCallSite.java:127)
TestServlet3$DispatchAsync$_service_closure1.doCall(TestServlet3.groovy:149)
TestServlet3$DispatchAsync$_service_closure1.doCall(TestServlet3.groovy)
java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
java.base/jdk.internal.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
java.base/jdk.internal.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
java.base/java.lang.reflect.Method.invoke(Method.java:566)
org.codehaus.groovy.reflection.CachedMethod.invoke(CachedMethod.java:101)
groovy.lang.MetaMethod.doMethodInvoke(MetaMethod.java:323)
org.codehaus.groovy.runtime.metaclass.ClosureMetaClass.invokeMethod(ClosureMetaClass.java:263)
groovy.lang.MetaClassImpl.invokeMethod(MetaClassImpl.java:1041)
groovy.lang.Closure.call(Closure.java:405)
groovy.lang.Closure.call(Closure.java:399)
groovy.lang.Closure.run(Closure.java:486)
org.eclipse.jetty.server.handler.ContextHandler.handle(ContextHandler.java:1026)
org.eclipse.jetty.server.AsyncContinuation$1.run(AsyncContinuation.java:838)
org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:598)
org.eclipse.jetty.util.thread.QueuedThreadPool$3.run(QueuedThreadPool.java:533)
java.base/java.lang.Thread.run(Thread.java:834)
which was propagated from:
io.opentelemetry.javaagent.instrumentation.api.concurrent.ExecutorInstrumentationUtils.setupState(ExecutorInstrumentationUtils.java:70)
org.eclipse.jetty.util.thread.QueuedThreadPool.dispatch(QueuedThreadPool.java:350)
org.eclipse.jetty.server.AsyncContinuation.start(AsyncContinuation.java:834)
javax.servlet.AsyncContext$start$0.call(Unknown Source)
org.codehaus.groovy.runtime.callsite.CallSiteArray.defaultCall(CallSiteArray.java:47)
org.codehaus.groovy.runtime.callsite.AbstractCallSite.call(AbstractCallSite.java:115)
org.codehaus.groovy.runtime.callsite.AbstractCallSite.call(AbstractCallSite.java:127)
TestServlet3$DispatchAsync.service(TestServlet3.groovy:148)
javax.servlet.http.HttpServlet.service(HttpServlet.java:729)
org.eclipse.jetty.servlet.ServletHolder.handle(ServletHolder.java:558)
org.eclipse.jetty.servlet.ServletHandler.doHandle(ServletHandler.java:489)
org.eclipse.jetty.server.handler.ContextHandler.doHandle(ContextHandler.java:972)
org.eclipse.jetty.servlet.ServletHandler.doScope(ServletHandler.java:417)
org.eclipse.jetty.server.handler.ContextHandler.doScope(ContextHandler.java:906)
org.eclipse.jetty.server.handler.ScopedHandler.handle(ScopedHandler.java:117)
org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:110)
org.eclipse.jetty.server.Server.handle(Server.java:346)
org.eclipse.jetty.server.HttpConnection.handleRequest(HttpConnection.java:442)
org.eclipse.jetty.server.HttpConnection$RequestHandler.headerComplete(HttpConnection.java:910)
org.eclipse.jetty.http.HttpParser.parseNext(HttpParser.java:565)
org.eclipse.jetty.http.HttpParser.parseAvailable(HttpParser.java:217)
org.eclipse.jetty.server.AsyncHttpConnection.handle(AsyncHttpConnection.java:46)
org.eclipse.jetty.io.nio.SelectChannelEndPoint.handle(SelectChannelEndPoint.java:545)
org.eclipse.jetty.io.nio.SelectChannelEndPoint$1.run(SelectChannelEndPoint.java:43)
org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:598)
org.eclipse.jetty.util.thread.QueuedThreadPool$3.run(QueuedThreadPool.java:533)
java.base/java.lang.Thread.run(Thread.java:834)

trask
trask approved these changes Jan 5, 2021
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🎉

@trask trask merged commit 1671951 into open-telemetry:master Jan 5, 2021
@laurit laurit deleted the jetty-context-leak branch August 24, 2021 07:47
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@laurit @trask