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https://issues.apache.org/jira/browse/HDDS-536?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16626481#comment-16626481
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Namit Maheshwari commented on HDDS-536:
---------------------------------------
Yes, the bug was to mention that the entire stack trace should not be printed,
and only the Error message should be logged.
> ozone sh throws exception and show on command line for invalid input
> --------------------------------------------------------------------
>
> Key: HDDS-536
> URL: https://issues.apache.org/jira/browse/HDDS-536
> Project: Hadoop Distributed Data Store
> Issue Type: Bug
> Reporter: Namit Maheshwari
> Priority: Major
>
> {code:java}
> [root@ctr-e138-1518143905142-481027-01-000002 bin]# ./ozone sh vol info
> o3://as
> 2018-09-22 00:06:03,123 [main] ERROR - Couldn't create protocol class
> org.apache.hadoop.ozone.client.rpc.RpcClient exception:
> java.lang.reflect.InvocationTargetException
> at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
> at
> sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
> at
> sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
> at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
> at
> org.apache.hadoop.ozone.client.OzoneClientFactory.getClientProtocol(OzoneClientFactory.java:291)
> at
> org.apache.hadoop.ozone.client.OzoneClientFactory.getRpcClient(OzoneClientFactory.java:169)
> at
> org.apache.hadoop.ozone.client.OzoneClientFactory.getRpcClient(OzoneClientFactory.java:153)
> at
> org.apache.hadoop.ozone.client.OzoneClientFactory.getRpcClient(OzoneClientFactory.java:109)
> at org.apache.hadoop.ozone.web.ozShell.Handler.verifyURI(Handler.java:100)
> at
> org.apache.hadoop.ozone.web.ozShell.volume.InfoVolumeHandler.call(InfoVolumeHandler.java:49)
> at
> org.apache.hadoop.ozone.web.ozShell.volume.InfoVolumeHandler.call(InfoVolumeHandler.java:36)
> at picocli.CommandLine.execute(CommandLine.java:919)
> at picocli.CommandLine.access$700(CommandLine.java:104)
> at picocli.CommandLine$RunLast.handle(CommandLine.java:1083)
> at picocli.CommandLine$RunLast.handle(CommandLine.java:1051)
> at
> picocli.CommandLine$AbstractParseResultHandler.handleParseResult(CommandLine.java:959)
> at picocli.CommandLine.parseWithHandlers(CommandLine.java:1242)
> at picocli.CommandLine.parseWithHandler(CommandLine.java:1181)
> at org.apache.hadoop.hdds.cli.GenericCli.execute(GenericCli.java:61)
> at org.apache.hadoop.hdds.cli.GenericCli.run(GenericCli.java:52)
> at org.apache.hadoop.ozone.web.ozShell.Shell.main(Shell.java:77)
> Caused by: java.net.UnknownHostException: Invalid host name: local host is:
> (unknown); destination host is: "as":9889; java.net.UnknownHostException; For
> more details see: http://wiki.apache.org/hadoop/UnknownHost
> at sun.reflect.NativeConstructorAccessorImpl.newInstance0(Native Method)
> at
> sun.reflect.NativeConstructorAccessorImpl.newInstance(NativeConstructorAccessorImpl.java:62)
> at
> sun.reflect.DelegatingConstructorAccessorImpl.newInstance(DelegatingConstructorAccessorImpl.java:45)
> at java.lang.reflect.Constructor.newInstance(Constructor.java:423)
> at org.apache.hadoop.net.NetUtils.wrapWithMessage(NetUtils.java:831)
> at org.apache.hadoop.net.NetUtils.wrapException(NetUtils.java:768)
> at org.apache.hadoop.ipc.Client$Connection.<init>(Client.java:449)
> at org.apache.hadoop.ipc.Client.getConnection(Client.java:1552)
> at org.apache.hadoop.ipc.Client.call(Client.java:1403)
> at org.apache.hadoop.ipc.Client.call(Client.java:1367)
> at
> org.apache.hadoop.ipc.ProtobufRpcEngine$Invoker.invoke(ProtobufRpcEngine.java:228)
> at
> org.apache.hadoop.ipc.ProtobufRpcEngine$Invoker.invoke(ProtobufRpcEngine.java:116)
> at com.sun.proxy.$Proxy10.getServiceList(Unknown Source)
> at
> org.apache.hadoop.ozone.om.protocolPB.OzoneManagerProtocolClientSideTranslatorPB.getServiceList(OzoneManagerProtocolClientSideTranslatorPB.java:751)
> at
> org.apache.hadoop.ozone.client.rpc.RpcClient.getScmAddressForClient(RpcClient.java:154)
> at org.apache.hadoop.ozone.client.rpc.RpcClient.<init>(RpcClient.java:126)
> ... 21 more
> Caused by: java.net.UnknownHostException
> at org.apache.hadoop.ipc.Client$Connection.<init>(Client.java:450)
> ... 30 more
> Invalid host name: local host is: (unknown); destination host is: "as":9889;
> java.net.UnknownHostException; For more details see:
> http://wiki.apache.org/hadoop/UnknownHost
> [root@ctr-e138-1518143905142-481027-01-000002 bin]#
> {code}
> Ideally, it should just throw error like hdfs below:
> {code:java}
> [hrt_qa@ctr-e138-1518143905142-483670-01-000002 hadoopqe]$ hdfs dfs -ls
> s3a://namit54/
> 18/09/22 00:31:53 INFO impl.MetricsConfig: Loaded properties from
> hadoop-metrics2.properties
> 18/09/22 00:31:53 INFO impl.MetricsSystemImpl: Scheduled Metric snapshot
> period at 10 second(s).
> 18/09/22 00:31:53 INFO impl.MetricsSystemImpl: s3a-file-system metrics system
> started
> ls: Bucket namit54 does not exist
> [hrt_qa@ctr-e138-1518143905142-483670-01-000002 hadoopqe]$
> {code}
> And not the entire stack trace
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