[jira] [Created] (RANGER-988) In namenode HA enabled HDFS cluster, Ranger connection test fails if the name of the name service is used in Namenode URL.

["Kalexin Baoerjiin (JIRA)" <ji...@apache.org>]

Kalexin Baoerjiin created RANGER-988:
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             Summary: In namenode HA enabled HDFS cluster, Ranger connection test fails if the name of the name service is used in Namenode URL.
                 Key: RANGER-988
                 URL: https://issues.apache.org/jira/browse/RANGER-988
             Project: Ranger
          Issue Type: Bug
          Components: Ranger
    Affects Versions: 0.5.0
            Reporter: Kalexin Baoerjiin


When connecting to a namenode high availability enabled HDFS cluster (with kerberos enabled) when the name of namenode is used in Namenode URL, test connection fails.  

{code}
2016-05-19 13:23:53,131 [timed-executor-pool-0] DEBUG org.apache.ranger.services.hdfs.RangerServiceHdfs (RangerServiceHdfs.java:52) - <== RangerServiceHdfs.validateConfig Service: (hdp_240_hadoop )
2016-05-19 13:23:53,132 [timed-executor-pool-0] DEBUG apache.ranger.services.hdfs.client.HdfsResourceMgr (HdfsResourceMgr.java:42) - <== HdfsResourceMgr.testConnection ServiceName: hdp_240_hadoopConfigs{username=platfora@PLATFORA.COM, password=platfora, fs.default.name=hdfs://nameservice1:8020, hadoop.security.authorization=true, hadoop.security.authentication=kerberos, hadoop.security.auth_to_local=RULE:[1:$1@$0](ambari-qa-hdp_240@PLATFORA.COM)s/.*/ambari-qa/RULE:[1:$1@$0](ambari-qa-hdp_2dot3@PLATFORA.COM)s/.*/ambari-qa/RULE:[1:$1@$0](hbase-hdp_240@PLATFORA.COM)s/.*/hbase/RULE:[1:$1@$0](hbase-hdp_2dot3@PLATFORA.COM)s/.*/hbase/RULE:[1:$1@$0](hdfs-hdp_240@PLATFORA.COM)s/.*/hdfs/RULE:[1:$1@$0](hdfs-hdp_2dot3@PLATFORA.COM)s/.*/hdfs/RULE:[1:$1@$0](spark-hdp_240@PLATFORA.COM)s/.*/spark/RULE:[1:$1@$0](spark-hdp_2dot3@PLATFORA.COM)s/.*/spark/RULE:[1:$1@$0](.*@PLATFORA.COM)s/@.*//RULE:[2:$1@$0](amshbase@PLATFORA.COM)s/.*/ams/RULE:[2:$1@$0](amszk@PLATFORA.COM)s/.*/ams/RULE:[2:$1@$0](dn@PLATFORA.COM)s/.*/hdfs/RULE:[2:$1@$0](hbase@PLATFORA.COM)s/.*/hbase/RULE:[2:$1@$0](hive@PLATFORA.COM)s/.*/hive/RULE:[2:$1@$0](jhs@PLATFORA.COM)s/.*/mapred/RULE:[2:$1@$0](jn@PLATFORA.COM)s/.*/hdfs/RULE:[2:$1@$0](nfs@PLATFORA.COM)s/.*/hdfs/RULE:[2:$1@$0](nm@PLATFORA.COM)s/.*/yarn/RULE:[2:$1@$0](nn@PLATFORA.COM)s/.*/hdfs/RULE:[2:$1@$0](rm@PLATFORA.COM)s/.*/yarn/RULE:[2:$1@$0](yarn@PLATFORA.COM)s/.*/yarn/DEFAULT, dfs.datanode.kerberos.principal=dn/hadoop2.auto.platfora.com@PLATFORA.COM, dfs.namenode.kerberos.principal=nn/hadoop2.auto.platfora.com@PLATFORA.COM, dfs.secondary.namenode.kerberos.principal=nn/hadoop2.auto.platfora.com@PLATFORA.COM, hadoop.rpc.protection=authentication, commonNameForCertificate=}
2016-05-19 13:23:53,132 [timed-executor-pool-0] INFO  org.apache.ranger.plugin.client.BaseClient (BaseClient.java:100) - Init Login: using username/password
2016-05-19 13:23:53,208 [timed-executor-pool-0] DEBUG apache.ranger.services.hdfs.client.HdfsClient (HdfsClient.java:152) - <== HdfsClient listFilesInternal Error : java.lang.IllegalArgumentException: java.net.UnknownHostException: nameservice1
{code}



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