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https://issues.apache.org/jira/browse/RATIS-119?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Tsz Wo Nicholas Sze updated RATIS-119:
--------------------------------------
Attachment: r119_20171018.patch
r119_20171018.patch:
- If register fails, try again with quoted id.
- Fix also another bug that RaftServerImpl::shutdown does not unregister the
mBean. It will fail to register with InstanceAlreadyExistsException when
restarting.
> RaftServerImpl.registerMBean may throw MalformedObjectNameException
> -------------------------------------------------------------------
>
> Key: RATIS-119
> URL: https://issues.apache.org/jira/browse/RATIS-119
> Project: Ratis
> Issue Type: Bug
> Reporter: Tsz Wo Nicholas Sze
> Assignee: Tsz Wo Nicholas Sze
> Priority: Minor
> Attachments: r119_20171018.patch
>
>
> [~linyiqun] has reported that RaftServerImpl.registerMBean may throw
> MalformedObjectNameException in HDFS-12593.
> {code}
> 2017-10-10 14:50:01,163 [Datanode State Machine Thread - 0] ERROR
> impl.RaftServerImpl (RaftServerImpl.java:registerMBean(182)) - RaftServer JMX
> bean can't be registered
> javax.management.MalformedObjectNameException: Invalid character ':' in value
> part of property
> at javax.management.ObjectName.construct(ObjectName.java:618)
> at javax.management.ObjectName.<init>(ObjectName.java:1382)
> at
> org.apache.ratis.server.impl.RaftServerImpl.registerMBean(RaftServerImpl.java:179)
> ...
> at
> org.apache.hadoop.ozone.container.common.statemachine.DatanodeStateMachine.start(DatanodeStateMachine.java:126)
> at
> org.apache.hadoop.ozone.container.common.statemachine.DatanodeStateMachine.lambda$0(DatanodeStateMachine.java:280)
> at java.lang.Thread.run(Thread.java:745)
> {code}
> This is probably due to HDFS using host:port as raft server id.
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