Alex Rudyy created QPID-8137:
--------------------------------
Summary: [Broker-J] NPE is reported into broker logs on broker
shutdown/restart when AMQP port is in ERRORED state due to port being bound by
other process
Key: QPID-8137
URL: https://issues.apache.org/jira/browse/QPID-8137
Project: Qpid
Issue Type: Bug
Components: Broker-J
Reporter: Alex Rudyy
The following NPE is reported into broker logs on broker shutdown/restart when
AMQP port is in ERRORED state due to port being bound by other process:
{noformat}
java.lang.NullPointerException: null
at
org.apache.qpid.server.transport.TCPandSSLTransport.getAcceptingPort(TCPandSSLTransport.java:86)
at
org.apache.qpid.server.model.port.AmqpPortImpl.closeTransport(AmqpPortImpl.java:309)
at
org.apache.qpid.server.model.port.AmqpPortImpl.onClose(AmqpPortImpl.java:285)
at
org.apache.qpid.server.model.AbstractConfiguredObject$5$2.call(AbstractConfiguredObject.java:791)
at
org.apache.qpid.server.model.AbstractConfiguredObject$5$2.call(AbstractConfiguredObject.java:787)
at
org.apache.qpid.server.model.AbstractConfiguredObject$21.onSuccess(AbstractConfiguredObject.java:2745)
at
org.apache.qpid.server.model.AbstractConfiguredObject$24$1.run(AbstractConfiguredObject.java:2880)
at
org.apache.qpid.server.model.AbstractConfiguredObject$24$1.run(AbstractConfiguredObject.java:2876)
at java.security.AccessController.doPrivileged(Native Method)
at javax.security.auth.Subject.doAs(Subject.java:360)
at
org.apache.qpid.server.model.AbstractConfiguredObject$24.onSuccess(AbstractConfiguredObject.java:2875)
at
com.google.common.util.concurrent.Futures$CallbackListener.run(Futures.java:1237)
at
org.apache.qpid.server.configuration.updater.TaskExecutorImpl$ImmediateIfSameThreadExecutor.execute(TaskExecutorImpl.java:400)
at
org.apache.qpid.server.configuration.updater.TaskExecutorImpl.execute(TaskExecutorImpl.java:183)
at
com.google.common.util.concurrent.AbstractFuture.executeListener(AbstractFuture.java:911)
at
com.google.common.util.concurrent.AbstractFuture.addListener(AbstractFuture.java:645)
at
com.google.common.util.concurrent.Futures.addCallback(Futures.java:1209)
at
org.apache.qpid.server.model.AbstractConfiguredObject.addFutureCallback(AbstractConfiguredObject.java:2870)
at
org.apache.qpid.server.model.AbstractConfiguredObject.doAfter(AbstractConfiguredObject.java:2738)
at
org.apache.qpid.server.model.AbstractConfiguredObject$ChainedSettableFuture.then(AbstractConfiguredObject.java:2714)
at
org.apache.qpid.server.model.AbstractConfiguredObject$5.execute(AbstractConfiguredObject.java:786)
at
org.apache.qpid.server.model.AbstractConfiguredObject$5.execute(AbstractConfiguredObject.java:766)
at
org.apache.qpid.server.model.AbstractConfiguredObject$2.execute(AbstractConfiguredObject.java:639)
at
org.apache.qpid.server.model.AbstractConfiguredObject$2.execute(AbstractConfiguredObject.java:632)
at
org.apache.qpid.server.configuration.updater.TaskExecutorImpl$TaskLoggingWrapper.execute(TaskExecutorImpl.java:248)
at
org.apache.qpid.server.configuration.updater.TaskExecutorImpl.submitWrappedTask(TaskExecutorImpl.java:165)
at
org.apache.qpid.server.configuration.updater.TaskExecutorImpl.submit(TaskExecutorImpl.java:153)
at
org.apache.qpid.server.model.AbstractConfiguredObject.doOnConfigThread(AbstractConfiguredObject.java:631)
at
org.apache.qpid.server.model.AbstractConfiguredObject.closeAsync(AbstractConfiguredObject.java:765)
at
org.apache.qpid.server.model.AbstractConfiguredObject$3.performAction(AbstractConfiguredObject.java:707)
at
org.apache.qpid.server.model.AbstractConfiguredObject$3.performAction(AbstractConfiguredObject.java:703)
at
org.apache.qpid.server.model.AbstractConfiguredObject.applyToChildren(AbstractConfiguredObject.java:1313)
at
org.apache.qpid.server.model.AbstractConfiguredObject.closeChildren(AbstractConfiguredObject.java:702)
at
org.apache.qpid.server.model.AbstractConfiguredObject$5$3.call(AbstractConfiguredObject.java:784)
at
org.apache.qpid.server.model.AbstractConfiguredObject$5$3.call(AbstractConfiguredObject.java:780)
at
org.apache.qpid.server.model.AbstractConfiguredObject$21.onSuccess(AbstractConfiguredObject.java:2745)
{noformat}
Broker process hangs when a restart operation is invoked via management
interfaces. The issue can be work around by shutting down (or killing) the
broker and starting it again.
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