[AMBARI-24750] HTTP 500 internal server error caused by NPE when trying to set loglevel in logsearch

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 2.7.1
• Fix Version/s: 2.8.0, 2.7.3
• Component/s: logsearch
• Labels: pull-request-available
• Assignee: Unassigned
• Reporter: Péter Gergő Barna
• Created: 09/Oct/18 11:30
• Updated: 14/Oct/22 06:26
• Resolved: 26/Oct/18 16:10

Description

This request sometimes returns HTTP 500 internal server error:

 

curl -vv -X PUT --header 'Content-Type: application/json' --header 'Accept: application/json' --header 'Authorization: Basic YWRtaW46YWRtaW4=' -d '{"filter":{"storm_worker_event":{"hosts":[],"defaultLevels":["FATAL","ERROR","WARN","INFO","DEBUG","TRACE","UNKNOWN"],"expiryTime":null,"label":"storm_worker_event","overrideLevels":[]}}}' 'http://my.host:61888/api/v1/shipper/filters/streamline-181008-150631-i7y-1/level'

 

a corresponding entry appears in this log  ambari-logsearch-portal/logsearch.json:

 

 

{"level":"WARN","file":"ShipperConfigManager.java","thread_name":"qtp1188445627-1735","line_number":142,"logger_name":"org.apache.ambari.logsearch.manager.ShipperConfigManager","logtime":"1539020343816","log_message":"Could not update log level filters java.lang.NullPointerException at org.apache.ambari.logsearch.config.zookeeper.LogLevelFilterManagerZK.setLogLevelFilters(LogLevelFilterManagerZK.java:86) at org.apache.ambari.logsearch.manager.ShipperConfigManager.setLogLevelFilters(ShipperConfigManager.java:138) at org.apache.ambari.logsearch.rest.ShipperConfigResource.setLogLevelFilter(ShipperConfigResource.java:122) 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 org.glassfish.jersey.server.model.internal.ResourceMethodInvocationHandlerFactory$1.invoke(ResourceMethodInvocationHandlerFactory.java:81) at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher$1.run(AbstractJavaResourceMethodDispatcher.java:144) at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.invoke(AbstractJavaResourceMethodDispatcher.java:161) at org.glassfish.jersey.server.model.internal.JavaResourceMethodDispatcherProvider$ResponseOutInvoker.doDispatch(JavaResourceMethodDispatcherProvider.java:160) at org.glassfish.jersey.server.model.internal.AbstractJavaResourceMethodDispatcher.dispatch(AbstractJavaResourceMethodDispatcher.java:99) at org.glassfish.jersey.server.model.ResourceMethodInvoker.invoke(ResourceMethodInvoker.java:389) at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:347) at org.glassfish.jersey.server.model.ResourceMethodInvoker.apply(ResourceMethodInvoker.java:102) at org.glassfish.jersey.server.ServerRuntime$2.run(ServerRuntime.java:326) at org.glassfish.jersey.internal.Errors$1.call(Errors.java:271) at org.glassfish.jersey.internal.Errors$1.call(Errors.java:267) at org.glassfish.jersey.internal.Errors.process(Errors.java:315) at org.glassfish.jersey.internal.Errors.process(Errors.java:297) at org.glassfish.jersey.internal.Errors.process(Errors.java:267) at org.glassfish.jersey.process.internal.RequestScope.runInScope(RequestScope.java:317) at org.glassfish.jersey.server.ServerRuntime.process(ServerRuntime.java:305) at org.glassfish.jersey.server.ApplicationHandler.handle(ApplicationHandler.java:1154) at org.glassfish.jersey.servlet.WebComponent.serviceImpl(WebComponent.java:473) at org.glassfish.jersey.servlet.WebComponent.service(WebComponent.java:427) at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:388) at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:341) at org.glassfish.jersey.servlet.ServletContainer.service(ServletContainer.java:228) at org.eclipse.jetty.servlet.ServletHolder.handle(ServletHolder.java:865) at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1655) at org.eclipse.jetty.websocket.server.WebSocketUpgradeFilter.doFilter(WebSocketUpgradeFilter.java:215) at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1642) at org.springframework.boot.web.filter.ApplicationContextHeaderFilter.doFilterInternal(ApplicationContextHeaderFilter.java:55) at org.springframework.web.filter.OncePerRequestFilter.doFilter(OncePerRequestFilter.java:107) at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1642) at org.apache.ambari.logsearch.web.filters.LogSearchLogLevelFilterManagerFilter.doFilter(LogSearchLogLevelFilterManagerFilter.java:79) at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1642) at org.apache.ambari.logsearch.web.filters.LogSearchConfigStateFilter.doFilter(LogSearchConfigStateFilter.java:83) at org.eclipse.jetty.servlet.ServletHandler$CachedChain.doFilter(ServletHandler.java:1642)
 

 

 

 

 

Issue Links

• links to: GitHub Pull Request #81
• links to: GitHub Pull Request #2432