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https://issues.apache.org/jira/browse/YARN-3556?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]
Weiwei Yang reassigned YARN-3556:
---------------------------------
Assignee: Weiwei Yang
> Yarn REST to submit application fails with NPE if the <environment> element
> has empty entries
> ---------------------------------------------------------------------------------------------
>
> Key: YARN-3556
> URL: https://issues.apache.org/jira/browse/YARN-3556
> Project: Hadoop YARN
> Issue Type: Bug
> Components: yarn
> Affects Versions: 2.6.0
> Reporter: Rajesh Kartha
> Assignee: Weiwei Yang
> Priority: Minor
> Attachments: wc-no-cp-NPE.xml
>
>
> I was trying out the YARN REST api to submit applications and ran into a NPE
> where the <environment> element has empty <entry> tags
> example:
> <am-container-spec>
> <environment>
> <entry>
> </entry>
> </environment>
> <commands>
> <command>hadoop jar
> /usr/hadoop/hadoop-mapreduce-client/hadoop-mapreduce-examples.jar wordcount
> /tmp/zkSmoke.out /tmp/REST-WC-4</command>
> </commands>
> </am-container-spec>
> The Exception:
> 2015-04-28 09:34:41,725 WARN resourcemanager.RMAuditLogger
> (RMAuditLogger.java:logFailure(263)) - USER=dr.who OPERATION=Application
> Finished - Failed
> TARGET=RMAppManagerRESULT=FAILURE DESCRIPTION=App failed with state: FAILED
> PERMISSIONS=Application application_1430176860750_0024 failed
> 2 times due to Error launching appattempt_1430176860750_0024_000002.
> Got exception: java.lang.NullPointerException
> at
> org.apache.hadoop.yarn.proto.YarnProtos$StringStringMapProto$Builder.setKey(YarnProtos.java:44696)
> at
> org.apache.hadoop.yarn.api.records.impl.pb.ContainerLaunchContextPBImpl$3$1.next(ContainerLaunchContextPBImpl.java:376)
> at
> org.apache.hadoop.yarn.api.records.impl.pb.ContainerLaunchContextPBImpl$3$1.next(ContainerLaunchContextPBImpl.java:364)
> at
> com.google.protobuf.AbstractMessageLite$Builder.checkForNullValues(AbstractMessageLite.java:336)
> at
> com.google.protobuf.AbstractMessageLite$Builder.addAll(AbstractMessageLite.java:323)
> at
> org.apache.hadoop.yarn.proto.YarnProtos$ContainerLaunchContextProto$Builder.addAllEnvironment(YarnProtos.java:39623)
> at
> org.apache.hadoop.yarn.api.records.impl.pb.ContainerLaunchContextPBImpl.addEnvToProto(ContainerLaunchContextPBImpl.java:387)
> at
> org.apache.hadoop.yarn.api.records.impl.pb.ContainerLaunchContextPBImpl.mergeLocalToBuilder(ContainerLaunchContextPBImpl.java:115)
> at
> org.apache.hadoop.yarn.api.records.impl.pb.ContainerLaunchContextPBImpl.mergeLocalToProto(ContainerLaunchContextPBImpl.java:128)
> at
> org.apache.hadoop.yarn.api.records.impl.pb.ContainerLaunchContextPBImpl.getProto(ContainerLaunchContextPBImpl.java:70)
> at
> org.apache.hadoop.yarn.api.protocolrecords.impl.pb.StartContainerRequestPBImpl.convertToProtoFormat(StartContainerRequestPBImpl.java:156)
> at
> org.apache.hadoop.yarn.api.protocolrecords.impl.pb.StartContainerRequestPBImpl.mergeLocalToBuilder(StartContainerRequestPBImpl.java:85)
> at
> org.apache.hadoop.yarn.api.protocolrecords.impl.pb.StartContainerRequestPBImpl.mergeLocalToProto(StartContainerRequestPBImpl.java:95)
> at
> org.apache.hadoop.yarn.api.protocolrecords.impl.pb.StartContainerRequestPBImpl.getProto(StartContainerRequestPBImpl.java:57)
> at
> org.apache.hadoop.yarn.api.protocolrecords.impl.pb.StartContainersRequestPBImpl.convertToProtoFormat(StartContainersRequestPBImpl.java:137)
> at
> org.apache.hadoop.yarn.api.protocolrecords.impl.pb.StartContainersRequestPBImpl.addLocalRequestsToProto(StartContainersRequestPBImpl.java:97)
> at
> org.apache.hadoop.yarn.api.protocolrecords.impl.pb.StartContainersRequestPBImpl.mergeLocalToBuilder(StartContainersRequestPBImpl.java:79)
> at
> org.apache.hadoop.yarn.api.protocolrecords.impl.pb.StartContainersRequestPBImpl.mergeLocalToProto(StartContainersRequestPBImpl.java:72)
> at
> org.apache.hadoop.yarn.api.protocolrecords.impl.pb.StartContainersRequestPBImpl.getProto(StartContainersRequestPBImpl.java:48)
> at
> org.apache.hadoop.yarn.api.impl.pb.client.ContainerManagementProtocolPBClientImpl.startContainers(ContainerManagementProtocolPBClientImpl.java:93)
> at
> org.apache.hadoop.yarn.server.resourcemanager.amlauncher.AMLauncher.launch(AMLauncher.java:119)
> at
> org.apache.hadoop.yarn.server.resourcemanager.amlauncher.AMLauncher.run(AMLauncher.java:254)
> at
> java.util.concurrent.ThreadPoolExecutor.runWorker(ThreadPoolExecutor.java:1145)
> at
> java.util.concurrent.ThreadPoolExecutor$Worker.run(ThreadPoolExecutor.java:615)
> at java.lang.Thread.run(Thread.java:745)
> . Failing the application. APPID=application_1430176860750_0024
> Would be good to continue the job instead of the NPE
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