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From "Prabhu Joseph (JIRA)" <j...@apache.org>
Subject [jira] [Created] (YARN-9553) TimelineWebService Rest Api {entityType}/events throws NPE
Date Tue, 14 May 2019 11:54:00 GMT
Prabhu Joseph created YARN-9553:
-----------------------------------

             Summary: TimelineWebService Rest Api {entityType}/events throws NPE
                 Key: YARN-9553
                 URL: https://issues.apache.org/jira/browse/YARN-9553
             Project: Hadoop YARN
          Issue Type: Bug
            Reporter: Prabhu Joseph
            Assignee: Prabhu Joseph


TimelineWebService Rest Api {entityType}/events throws NPE

{code}
http://172.25.35.146:8188/ws/v1/timeline/YARN_APPLICATION/events

{"exception":"WebApplicationException","message":"java.lang.NullPointerException","javaClassName":"javax.ws.rs.WebApplicationException"}


2019-05-14 11:47:38,376 WARN  webapp.GenericExceptionHandler (GenericExceptionHandler.java:toResponse(98))
- INTERNAL_SERVER_ERROR
javax.ws.rs.WebApplicationException: java.lang.NullPointerException
	at org.apache.hadoop.yarn.server.timeline.webapp.TimelineWebServices.getEvents(TimelineWebServices.java:206)
	at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
	at sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
	at sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
	at java.lang.reflect.Method.invoke(Method.java:498)
	at com.sun.jersey.spi.container.JavaMethodInvokerFactory$1.invoke(JavaMethodInvokerFactory.java:60)
	at com.sun.jersey.server.impl.model.method.dispatch.AbstractResourceMethodDispatchProvider$TypeOutInvoker._dispatch(AbstractResourceMethodDispatchProvider.java:185)
	at com.sun.jersey.server.impl.model.method.dispatch.ResourceJavaMethodDispatcher.dispatch(ResourceJavaMethodDispatcher.java:75)
	at com.sun.jersey.server.impl.uri.rules.HttpMethodRule.accept(HttpMethodRule.java:288)
	at com.sun.jersey.server.impl.uri.rules.RightHandPathRule.accept(RightHandPathRule.java:147)
	at com.sun.jersey.server.impl.uri.rules.ResourceClassRule.accept(ResourceClassRule.java:108)
	at com.sun.jersey.server.impl.uri.rules.RightHandPathRule.accept(RightHandPathRule.java:147)
	at com.sun.jersey.server.impl.uri.rules.RootResourceClassesRule.accept(RootResourceClassesRule.java:84)
	at com.sun.jersey.server.impl.application.WebApplicationImpl._handleRequest(WebApplicationImpl.java:1469)
	at com.sun.jersey.server.impl.application.WebApplicationImpl._handleRequest(WebApplicationImpl.java:1400)
	at com.sun.jersey.server.impl.application.WebApplicationImpl.handleRequest(WebApplicationImpl.java:1349)
	at com.sun.jersey.server.impl.application.WebApplicationImpl.handleRequest(WebApplicationImpl.java:1339)
	at com.sun.jersey.spi.container.servlet.WebComponent.service(WebComponent.java:416)
	at com.sun.jersey.spi.container.servlet.ServletContainer.service(ServletContainer.java:537)
	at com.sun.jersey.spi.container.servlet.ServletContainer.doFilter(ServletContainer.java:886)
	at com.sun.jersey.spi.container.servlet.ServletContainer.doFilter(ServletContainer.java:834)
	at com.sun.jersey.spi.container.servlet.ServletContainer.doFilter(ServletContainer.java:795)
	at com.google.inject.servlet.FilterDefinition.doFilter(FilterDefinition.java:163)
	at com.google.inject.servlet.FilterChainInvocation.doFilter(FilterChainInvocation.java:58)
	at com.google.inject.servlet.ManagedFilterPipeline.dispatch(ManagedFilterPipeline.java:118)
	at com.google.inject.servlet.GuiceFilter.doFilter(GuiceFilter.java:113)
	at org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1212)
	at org.apache.hadoop.security.http.XFrameOptionsFilter.doFilter(XFrameOptionsFilter.java:57)
	at org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1212)
	at org.apache.hadoop.security.http.RestCsrfPreventionFilter$ServletFilterHttpInteraction.proceed(RestCsrfPreventionFilter.java:269)
	at org.apache.hadoop.security.http.RestCsrfPreventionFilter.handleHttpInteraction(RestCsrfPreventionFilter.java:197)
	at org.apache.hadoop.security.http.RestCsrfPreventionFilter.doFilter(RestCsrfPreventionFilter.java:209)
	at org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1212)
	at org.apache.hadoop.http.lib.StaticUserWebFilter$StaticUserFilter.doFilter(StaticUserWebFilter.java:109)
	at org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1212)
	at org.apache.hadoop.security.authentication.server.AuthenticationFilter.doFilter(AuthenticationFilter.java:617)
	at org.apache.hadoop.security.token.delegation.web.DelegationTokenAuthenticationFilter.doFilter(DelegationTokenAuthenticationFilter.java:294)
	at org.apache.hadoop.security.authentication.server.AuthenticationFilter.doFilter(AuthenticationFilter.java:576)
	at org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1212)
	at org.apache.hadoop.http.HttpServer2$QuotingInputFilter.doFilter(HttpServer2.java:1400)
	at org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1212)
	at org.apache.hadoop.http.NoCacheFilter.doFilter(NoCacheFilter.java:45)
	at org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1212)
	at org.apache.hadoop.http.NoCacheFilter.doFilter(NoCacheFilter.java:45)
	at org.mortbay.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1212)
	at org.mortbay.jetty.servlet.ServletHandler.handle(ServletHandler.java:399)
	at org.mortbay.jetty.security.SecurityHandler.handle(SecurityHandler.java:216)
	at org.mortbay.jetty.servlet.SessionHandler.handle(SessionHandler.java:182)
	at org.mortbay.jetty.handler.ContextHandler.handle(ContextHandler.java:766)
	at org.mortbay.jetty.webapp.WebAppContext.handle(WebAppContext.java:450)
	at org.mortbay.jetty.handler.ContextHandlerCollection.handle(ContextHandlerCollection.java:230)
	at org.mortbay.jetty.handler.HandlerWrapper.handle(HandlerWrapper.java:152)
	at org.mortbay.jetty.Server.handle(Server.java:326)
	at org.mortbay.jetty.HttpConnection.handleRequest(HttpConnection.java:542)
	at org.mortbay.jetty.HttpConnection$RequestHandler.headerComplete(HttpConnection.java:928)
	at org.mortbay.jetty.HttpParser.parseNext(HttpParser.java:549)
	at org.mortbay.jetty.HttpParser.parseAvailable(HttpParser.java:212)
	at org.mortbay.jetty.HttpConnection.handle(HttpConnection.java:404)
	at org.mortbay.io.nio.SelectChannelEndPoint.run(SelectChannelEndPoint.java:410)
	at org.mortbay.thread.QueuedThreadPool$PoolThread.run(QueuedThreadPool.java:582)
Caused by: java.lang.NullPointerException
	at org.apache.hadoop.yarn.server.timeline.EntityGroupFSTimelineStore.getEntityTimelines(EntityGroupFSTimelineStore.java:1082)
	at org.apache.hadoop.yarn.server.timeline.TimelineDataManager.doGetEvents(TimelineDataManager.java:268)
	at org.apache.hadoop.yarn.server.timeline.TimelineDataManager.getEvents(TimelineDataManager.java:244)
	at org.apache.hadoop.yarn.server.timeline.webapp.TimelineWebServices.getEvents(TimelineWebServices.java:192)
	... 59 more
	
{code}



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