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https://issues.apache.org/jira/browse/HIVE-14791?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Sergey Shelukhin updated HIVE-14791:
------------------------------------
    Summary: LLAP: Use FQDN when submitting work to LLAP   (was: LLAP: Use FQDN 
for all communication )

> LLAP: Use FQDN when submitting work to LLAP 
> --------------------------------------------
>
>                 Key: HIVE-14791
>                 URL: https://issues.apache.org/jira/browse/HIVE-14791
>             Project: Hive
>          Issue Type: Bug
>          Components: llap
>    Affects Versions: 2.2.0
>            Reporter: Gopal V
>            Assignee: Sergey Shelukhin
>             Fix For: 2.2.0
>
>
> {code}
> llap-client/src/java/org/apache/hadoop/hive/llap/registry/impl/LlapFixedRegistryImpl.java:
>                 + socketAddress.getHostName());
> llap-client/src/java/org/apache/hadoop/hive/llap/registry/impl/LlapFixedRegistryImpl.java:
>             host = socketAddress.getHostName();
> llap-common/src/java/org/apache/hadoop/hive/llap/metrics/MetricsUtils.java:  
> public static String getHostName() {
> llap-common/src/java/org/apache/hadoop/hive/llap/metrics/MetricsUtils.java:   
>    return InetAddress.getLocalHost().getHostName();
> llap-ext-client/src/java/org/apache/hadoop/hive/llap/LlapBaseInputFormat.java:
>     String name = address.getHostName();
> llap-ext-client/src/java/org/apache/hadoop/hive/llap/LlapBaseInputFormat.java:
>     builder.setAmHost(address.getHostName());
> llap-server/src/java/org/apache/hadoop/hive/llap/daemon/impl/AMReporter.java: 
>    nodeId = LlapNodeId.getInstance(localAddress.get().getHostName(), 
> localAddress.get().getPort());
> llap-server/src/java/org/apache/hadoop/hive/llap/daemon/impl/ContainerRunnerImpl.java:
>         localAddress.get().getHostName(), vertex.getDagName(), 
> qIdProto.getDagIndex(),
> llap-server/src/java/org/apache/hadoop/hive/llap/daemon/impl/ContainerRunnerImpl.java:
>           new ExecutionContextImpl(localAddress.get().getHostName()), env,
> llap-server/src/java/org/apache/hadoop/hive/llap/daemon/impl/LlapDaemon.java: 
>    String hostName = MetricsUtils.getHostName();
> llap-server/src/java/org/apache/hadoop/hive/llap/daemon/impl/LlapProtocolServerImpl.java:
>         .setBindAddress(addr.getHostName())
> llap-server/src/java/org/apache/hadoop/hive/llap/daemon/impl/TaskRunnerCallable.java:
>           request.getContainerIdString(), executionContext.getHostName(), 
> vertex.getDagName(),
> llap-server/src/java/org/apache/hadoop/hive/llap/io/api/impl/LlapIoImpl.java: 
>    String displayName = "LlapDaemonCacheMetrics-" + 
> MetricsUtils.getHostName();
> llap-server/src/java/org/apache/hadoop/hive/llap/io/api/impl/LlapIoImpl.java: 
>    displayName = "LlapDaemonIOMetrics-" + MetricsUtils.getHostName();
> llap-server/src/test/org/apache/hadoop/hive/llap/daemon/impl/TestLlapDaemonProtocolServerImpl.java:
>           new LlapProtocolClientImpl(new Configuration(), 
> serverAddr.getHostName(),
> llap-tez/src/java/org/apache/hadoop/hive/llap/tezplugins/LlapTaskCommunicator.java:
>     builder.setAmHost(getAddress().getHostName());
> llap-tez/src/java/org/apache/hadoop/hive/llap/tezplugins/LlapTaskSchedulerService.java:
>       String displayName = "LlapTaskSchedulerMetrics-" + 
> MetricsUtils.getHostName();
> {code}
> In systems where the hostnames do not match FQDN, calling the 
> getCanonicalHostName() will allow for resolution of the hostname when 
> accessing from a different base domain.



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