[CLOUDSTACK-9582] Null pointer exceptions while deleting network concurrently

• Type: Bug
• Status: Open
• Priority: Major
• Resolution: Unresolved
• Affects Version/s: 4.6.0
• Security Level: Public (Anyone can view this level - this is the default.)
• Labels: controller management network server
• Environment: esx-5.5
• Assignee: Unassigned
• Reporter: Bhavin
• Created: 08/Nov/16 02:16
• Updated: 08/Nov/16 21:44

Description

This is a generic issue where we used NUageService provider
steps to reproduce
1. create 100 isolated networks, create vms in 1 network
2. delete 100 networks
expected results:
it should not throw null pointer exception and network should get deleted

actual results:
it throws null pointer exception and networks get deleted

2016-10-17 14:39:56,647 ERROR [c.c.a.ApiServer] (catalina-exec-15:ctx-3c0a08c5 ctx-031f80e3) (logid:9760f183) unhandled exception executing api command: [Ljava.lang.String;@7edf9d68
java.lang.NullPointerException
	at org.apache.cloudstack.engine.orchestration.NetworkOrchestrator.convertNetworkToNetworkProfile(NetworkOrchestrator.java:2847)
	at com.cloud.api.ApiDBUtils.getNetworkProfile(ApiDBUtils.java:1224)
	at com.cloud.api.ApiResponseHelper.createNetworkResponse(ApiResponseHelper.java:1995)
	at org.apache.cloudstack.api.command.admin.network.ListNetworksCmdByAdmin.execute(ListNetworksCmdByAdmin.java:44)
	at com.cloud.api.ApiDispatcher.dispatch(ApiDispatcher.java:132)
	at com.cloud.api.ApiServer.queueCommand(ApiServer.java:707)
	at com.cloud.api.ApiServer.handleRequest(ApiServer.java:538)
	at com.cloud.api.ApiServlet.processRequestInContext(ApiServlet.java:297)
	at com.cloud.api.ApiServlet$1.run(ApiServlet.java:129)
	at org.apache.cloudstack.managed.context.impl.DefaultManagedContext$1.call(DefaultManagedContext.java:56)
	at org.apache.cloudstack.managed.context.impl.DefaultManagedContext.callWithContext(DefaultManagedContext.java:103)
	at org.apache.cloudstack.managed.context.impl.DefaultManagedContext.runWithContext(DefaultManagedContext.java:53)
	at com.cloud.api.ApiServlet.processRequest(ApiServlet.java:126)
	at com.cloud.api.ApiServlet.doGet(ApiServlet.java:86)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:620)
	at javax.servlet.http.HttpServlet.service(HttpServlet.java:727)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:303)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)
	at org.apache.tomcat.websocket.server.WsFilter.doFilter(WsFilter.java:52)
	at org.apache.catalina.core.ApplicationFilterChain.internalDoFilter(ApplicationFilterChain.java:241)
	at org.apache.catalina.core.ApplicationFilterChain.doFilter(ApplicationFilterChain.java:208)
	at org.apache.catalina.core.StandardWrapperValve.invoke(StandardWrapperValve.java:220)
	at org.apache.catalina.core.StandardContextValve.invoke(StandardContextValve.java:122)
	at org.apache.catalina.authenticator.AuthenticatorBase.invoke(AuthenticatorBase.java:501)
	at org.apache.catalina.core.StandardHostValve.invoke(StandardHostValve.java:171)
	at org.apache.catalina.valves.ErrorReportValve.invoke(ErrorReportValve.java:102)
	at org.apache.catalina.valves.AccessLogValve.invoke(AccessLogValve.java:950)
	at org.apache.catalina.core.StandardEngineValve.invoke(StandardEngineValve.java:116)
	at org.apache.catalina.connector.CoyoteAdapter.service(CoyoteAdapter.java:408)
	at org.apache.coyote.http11.AbstractHttp11Processor.process(AbstractHttp11Processor.java:1040)
	at org.apache.coyote.AbstractProtocol$AbstractConnectionHandler.process(AbstractProtocol.java:607)
	at org.apache.tomcat.util.net.JIoEndpoint$SocketProcessor.run(JIoEndpoint.java:316)
	at java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
	at java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
	at org.apache.tomcat.util.threads.TaskThread$WrappingRunnable.run(TaskThread.java:61)
	at java.lang.Thread.run(Thread.java:745)
2016-10-17 14:39:56,648 DEBUG [o.a.c.e.o.NetworkOrchestrator] (API-Job-Executor-96:ctx-b2805859 job-113 ctx-1c0dfe04) (logid:64f9073a) Successfully cleaned up firewallRules rules for network id=392