Jeffrey Barr created AMBARI-14491:
-------------------------------------

             Summary: Cannot change Zookeeper Server from Ambari to different 
node
                 Key: AMBARI-14491
                 URL: https://issues.apache.org/jira/browse/AMBARI-14491
             Project: Ambari
          Issue Type: Bug
    Affects Versions: 2.2.0
            Reporter: Jeffrey Barr


While adding a master node, any attempts to change the zookeeper server from 
Ambari are not allowed as the params.zookeeper_hosts value is not updated or 
changed whether I attempt to move the zookeeper hosts to the master or a 
different data node.  All attempts at installing the zookeeper server fail.

{code}ValueError when adding ZooKeeper Server to a new master node.
Traceback (most recent call last):
  File 
"/var/lib/ambari-agent/cache/common-services/ZOOKEEPER/3.4.5.2.0/package/scripts/zookeeper_server.py",
 line 179, in <module>
    ZookeeperServer().execute()
  File 
"/usr/lib/python2.6/site-packages/resource_management/libraries/script/script.py",
 line 219, in execute
    method(env)
  File 
"/var/lib/ambari-agent/cache/common-services/ZOOKEEPER/3.4.5.2.0/package/scripts/zookeeper_server.py",
 line 70, in install
    self.configure(env)
  File 
"/var/lib/ambari-agent/cache/common-services/ZOOKEEPER/3.4.5.2.0/package/scripts/zookeeper_server.py",
 line 49, in configure
    zookeeper(type='server', upgrade_type=upgrade_type)
  File "/usr/lib/python2.6/site-packages/ambari_commons/os_family_impl.py", 
line 89, in thunk
    return fn(*args, **kwargs)
  File 
"/var/lib/ambari-agent/cache/common-services/ZOOKEEPER/3.4.5.2.0/package/scripts/zookeeper.py",
 line 82, in zookeeper
    myid = str(sorted(params.zookeeper_hosts).index(params.hostname) + 1)
ValueError: list.index(x): x not in list
{code}



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