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https://issues.apache.org/jira/browse/AMBARI-15726?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15229760#comment-15229760
]
Hudson commented on AMBARI-15726:
---------------------------------
ABORTED: Integrated in Ambari-trunk-Commit #4610 (See
[https://builds.apache.org/job/Ambari-trunk-Commit/4610/])
AMBARI-15726. Removing unknown host from cluster throws NPE (ajit) (ajit:
[http://git-wip-us.apache.org/repos/asf?p=ambari.git&a=commit&h=2c660d32ea1b499cb8ee7908d43fec25f011f96f])
*
ambari-server/src/main/java/org/apache/ambari/server/state/cluster/ClustersImpl.java
> Removing unknown host from cluster throws NPE
> ---------------------------------------------
>
> Key: AMBARI-15726
> URL: https://issues.apache.org/jira/browse/AMBARI-15726
> Project: Ambari
> Issue Type: Bug
> Components: ambari-server
> Affects Versions: 2.4.0
> Reporter: Ajit Kumar
> Assignee: Ajit Kumar
> Fix For: 2.4.0
>
> Attachments: rb45785.patch
>
>
> Removing unknown host from cluster throws NPE exception:
> API call:
> {code}
> curl -u admin:admin -H 'X-Requested-By: ambari' -X DELETE
> http://c6401.ambari.apache.org:8080/api/v1/clusters/a/hosts/c6402.ambari.apache.org
> {
> "status": 500,
> "message": "Server Error"
> }
> {code}
> stack trace:
> {code}
> 06 Apr 2016 01:12:34,724 WARN [qtp-ambari-client-95] ServletHandler:628 -
> /api/v1/clusters/a/hosts/c6402.ambari.apache.org
> java.lang.NullPointerException
> at java.util.HashSet.<init>(HashSet.java:118)
> at
> org.apache.ambari.server.state.cluster.ClustersImpl.deleteHost(ClustersImpl.java:843)
> at
> org.apache.ambari.server.controller.internal.HostResourceProvider.deleteHosts(HostResourceProvider.java:889)
> at
> org.apache.ambari.server.orm.AmbariJpaLocalTxnInterceptor.invoke(AmbariJpaLocalTxnInterceptor.java:128)
> at
> org.apache.ambari.server.controller.internal.HostResourceProvider$4.invoke(HostResourceProvider.java:344)
> at
> org.apache.ambari.server.controller.internal.HostResourceProvider$4.invoke(HostResourceProvider.java:341)
> at
> org.apache.ambari.server.controller.internal.AbstractResourceProvider.invokeWithRetry(AbstractResourceProvider.java:451)
> at
> org.apache.ambari.server.controller.internal.AbstractResourceProvider.modifyResources(AbstractResourceProvider.java:332)
> at
> org.apache.ambari.server.controller.internal.HostResourceProvider.deleteResourcesAuthorized(HostResourceProvider.java:341)
> at
> org.apache.ambari.server.controller.internal.AbstractAuthorizedResourceProvider.deleteResources(AbstractAuthorizedResourceProvider.java:332)
> at
> org.apache.ambari.server.controller.internal.ClusterControllerImpl.deleteResources(ClusterControllerImpl.java:330)
> at
> org.apache.ambari.server.api.services.persistence.PersistenceManagerImpl.delete(PersistenceManagerImpl.java:132)
> at
> org.apache.ambari.server.api.handlers.DeleteHandler.persist(DeleteHandler.java:45)
> at
> org.apache.ambari.server.api.handlers.BaseManagementHandler.handleRequest(BaseManagementHandler.java:72)
> at
> org.apache.ambari.server.api.services.BaseRequest.process(BaseRequest.java:145)
> at
> org.apache.ambari.server.api.services.BaseService.handleRequest(BaseService.java:119)
> at
> org.apache.ambari.server.api.services.BaseService.handleRequest(BaseService.java:83)
> at
> org.apache.ambari.server.api.services.HostService.deleteHost(HostService.java:194)
> {code}
> API should return 404 NoSuchResourceException.
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