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From "Tom White (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (YARN-251) Proxy URI generation fails for blank tracking URIs
Date Fri, 30 Nov 2012 16:11:59 GMT

    [ https://issues.apache.org/jira/browse/YARN-251?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13507403#comment-13507403
] 

Tom White commented on YARN-251:
--------------------------------

Running TestRM produces the following warning (although the test doesn't fail):

{noformat}
2012-11-30 15:20:20,136 WARN  [AsyncDispatcher event handler] attempt.RMAppAttemptImpl (RMAppAttemptImpl.java:generateProxyUriWithoutScheme(412))
- Could not proxify 
java.net.URISyntaxException: Expected authority at index 7: http://
        at java.net.URI$Parser.fail(URI.java:2810)
        at java.net.URI$Parser.failExpecting(URI.java:2816)
        at java.net.URI$Parser.parseHierarchical(URI.java:3064)
        at java.net.URI$Parser.parse(URI.java:3015)
        at java.net.URI.<init>(URI.java:577)
        at org.apache.hadoop.yarn.server.webproxy.ProxyUriUtils.getUriFromAMUrl(ProxyUriUtils.java:144)
        at org.apache.hadoop.yarn.server.resourcemanager.rmapp.attempt.RMAppAttemptImpl.generateProxyUriWithoutScheme(RMAppAttemptImpl.java:403)
        at org.apache.hadoop.yarn.server.resourcemanager.rmapp.attempt.RMAppAttemptImpl.access$2800(RMAppAttemptImpl.java:87)
        at org.apache.hadoop.yarn.server.resourcemanager.rmapp.attempt.RMAppAttemptImpl$AMRegisteredTransition.transition(RMAppAttemptImpl.java:802)
        at org.apache.hadoop.yarn.server.resourcemanager.rmapp.attempt.RMAppAttemptImpl$AMRegisteredTransition.transition(RMAppAttemptImpl.java:792)
        at org.apache.hadoop.yarn.state.StateMachineFactory$SingleInternalArc.doTransition(StateMachineFactory.java:359)
        at org.apache.hadoop.yarn.state.StateMachineFactory.doTransition(StateMachineFactory.java:299)
        at org.apache.hadoop.yarn.state.StateMachineFactory.access$300(StateMachineFactory.java:43)
        at org.apache.hadoop.yarn.state.StateMachineFactory$InternalStateMachine.doTransition(StateMachineFactory.java:445)
        at org.apache.hadoop.yarn.server.resourcemanager.rmapp.attempt.RMAppAttemptImpl.handle(RMAppAttemptImpl.java:509)
        at org.apache.hadoop.yarn.server.resourcemanager.rmapp.attempt.RMAppAttemptImpl.handle(RMAppAttemptImpl.java:86)
        at org.apache.hadoop.yarn.server.resourcemanager.ResourceManager$ApplicationAttemptEventDispatcher.handle(ResourceManager.java:440)
        at org.apache.hadoop.yarn.server.resourcemanager.ResourceManager$ApplicationAttemptEventDispatcher.handle(ResourceManager.java:421)
        at org.apache.hadoop.yarn.event.AsyncDispatcher.dispatch(AsyncDispatcher.java:128)
        at org.apache.hadoop.yarn.event.AsyncDispatcher$1.run(AsyncDispatcher.java:77)
        at java.lang.Thread.run(Thread.java:680)
{noformat}
                
> Proxy URI generation fails for blank tracking URIs
> --------------------------------------------------
>
>                 Key: YARN-251
>                 URL: https://issues.apache.org/jira/browse/YARN-251
>             Project: Hadoop YARN
>          Issue Type: Bug
>          Components: resourcemanager
>    Affects Versions: 2.0.2-alpha
>            Reporter: Tom White
>            Assignee: Tom White
>
> If the URI is an empty string (the default if not set), then a warning is displayed.
A null URI displays no such warning. These two cases should be handled in the same way.

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