[AMQ-8104] Pausing queue doesn't work if audit log is turned on

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Fixed
• Affects Version/s: 5.16.0, 5.15.14
• Fix Version/s: 5.16.1, 5.15.15, 5.17.0
• Component/s: JMX, Web Console
• Regression: Unit Test Broken
• Assignee: Jean-Baptiste Onofré
• Reporter: Roman Nevezhyn
• Created: 16/Dec/20 20:22
• Updated: 28/Dec/20 06:38
• Resolved: 28/Dec/20 06:38

Description

If audit log is turned on then Pause Queue doesn't work and causes java.lang.NullPointerException.

Steps to reproduce:
1. Start ActiveMQ normally with audit log turned on: ./activemq start -Dorg.apache.activemq.audit=true
2. Create a Queue normarlly: http://127.0.0.1:8161/admin/ > Queues > Enter Queue Name > Create 
3. Pause newly created queue: Click on `Pause`.

Expected result:

• Queue is paused normally.

Achieved result: 

• Error in web console:
  Error! Exception occurred while processing this request, check the log for more information!
  
• Error in the `activemq.log`:

   2020-12-16 09:50:41,877 | INFO  | Starting Jetty server | org.apache.activemq.transport.WebTransportServerSupport | main2020-12-16 09:50:41,992 | INFO  | Creating Jetty connector | org.apache.activemq.transport.WebTransportServerSupport | main2020-12-16 09:50:42,124 | WARN  | [e-mail]@5e4bd84a{/,null,STARTING} has uncovered http methods for path: / | org.eclipse.jetty.security.SecurityHandler | main2020-12-16 09:50:42,199 | INFO  | Listening for connections at ws://3c22fb843faa.ant.amazon.com:61614?maximumConnections=1000&wireFormat.maxFrameSize=104857600 | org.apache.activemq.transport.ws.WSTransportServer | main2020-12-16 09:50:42,201 | INFO  | Connector ws started | org.apache.activemq.broker.TransportConnector | main2020-12-16 09:50:42,203 | INFO  | Apache ActiveMQ 5.15.14 (localhost, ID:3c22fb843faa.ant.amazon.com-55549-1608141041704-0:1) started | org.apache.activemq.broker.BrokerService | main2020-12-16 09:50:42,204 | INFO  | For help or more information please see: http://activemq.apache.org | org.apache.activemq.broker.BrokerService | main2020-12-16 09:50:42,937 | INFO  | ActiveMQ WebConsole available at http://0.0.0.0:8161/ | org.apache.activemq.web.WebConsoleStarter | main2020-12-16 09:50:42,938 | INFO  | ActiveMQ Jolokia REST API available at http://0.0.0.0:8161/api/jolokia/ | org.apache.activemq.web.WebConsoleStarter | main2020-12-16 09:51:04,036 | WARN  | /admin/pauseDestination.action | org.eclipse.jetty.server.HttpChannel | qtp1803093683-37javax.servlet.ServletException: javax.servlet.ServletException: org.springframework.web.util.NestedServletException: Request processing failed; nested exception is java.lang.NullPointerException at org.eclipse.jetty.server.handler.HandlerCollection.handle(HandlerCollection.java:162)[jetty-all-9.4.35.v20201120-uber.jar:9.4.35.v20201120] at org.eclipse.jetty.server.handler.HandlerWrapper.handle(HandlerWrapper.java:127)[jetty-all-9.4.35.v20201120-uber.jar:9.4.35.v20201120] at org.eclipse.jetty.server.Server.handle(Server.java:516)[jetty-all-9.4.35.v20201120-uber.jar:9.4.35.v20201120] at org.eclipse.jetty.server.HttpChannel.lambda$handle$1(HttpChannel.java:388)[jetty-all-9.4.35.v20201120-uber.jar:9.4.35.v20201120] at org.eclipse.jetty.server.HttpChannel.dispatch(HttpChannel.java:633)[jetty-all-9.4.35.v20201120-uber.jar:9.4.35.v20201120] at org.eclipse.jetty.server.HttpChannel.handle(HttpChannel.java:380)[jetty-all-9.4.35.v20201120-uber.jar:9.4.35.v20201120] at org.eclipse.jetty.server.HttpConnection.onFillable(HttpConnection.java:273)[jetty-all-9.4.35.v20201120-uber.jar:9.4.35.v20201120] at org.eclipse.jetty.io.AbstractConnection$ReadCallback.succeeded(AbstractConnection.java:311)[jetty-all-9.4.35.v20201120-uber.jar:9.4.35.v20201120] at org.eclipse.jetty.io.FillInterest.fillable(FillInterest.java:105)[jetty-all-9.4.35.v20201120-uber.jar:9.4.35.v20201120] at org.eclipse.jetty.io.ChannelEndPoint$1.run(ChannelEndPoint.java:104)[jetty-all-9.4.35.v20201120-uber.jar:9.4.35.v20201120] at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.runTask(EatWhatYouKill.java:336)[jetty-all-9.4.35.v20201120-uber.jar:9.4.35.v20201120] at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.doProduce(EatWhatYouKill.java:313)[jetty-all-9.4.35.v20201120-uber.jar:9.4.35.v20201120] at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.tryProduce(EatWhatYouKill.java:171)[jetty-all-9.4.35.v20201120-uber.jar:9.4.35.v20201120] at org.eclipse.jetty.util.thread.strategy.EatWhatYouKill.run(EatWhatYouKill.java:129)[jetty-all-9.4.35.v20201120-uber.jar:9.4.35.v20201120] at org.eclipse.jetty.util.thread.ReservedThreadExecutor$ReservedThread.run(ReservedThreadExecutor.java:375)[jetty-all-9.4.35.v20201120-uber.jar:9.4.35.v20201120] at org.eclipse.jetty.util.thread.QueuedThreadPool.runJob(QueuedThreadPool.java:773)[jetty-all-9.4.35.v20201120-uber.jar:9.4.35.v20201120] at org.eclipse.jetty.util.thread.QueuedThreadPool$Runner.run(QueuedThreadPool.java:905)[jetty-all-9.4.35.v20201120-uber.jar:9.4.35.v20201120] at java.lang.Thread.run(Thread.java:748)[:1.8.0_272]