Hive critical alerts when LDAP auth is enabled

Steps to reproduce

--------------------------

1. Enable Hive LDAP authentication.
2. Add below configs to hive-env alert_ldap_username, alert_ldap_password
3. wait for alerts HiveServer2 Interactive Process , HiveServer2 Process, It fails with below exception.

4. Connection failed on host c157-node4.squadron-labs.com:10500 (Traceback (most recent call last):
     File "/var/lib/ambari-agent/cache/stacks/HDP/3.0/services/HIVE/package/alerts/alert_hive_interactive_thrift_port.py", line 210, in execute
       ldap_password=ldap_password)
     File "/usr/lib/ambari-agent/lib/resource_management/libraries/functions/hive_check.py", line 86, in check_thrift_port_sasl
       timeout_kill_strategy=TerminateStrategy.KILL_PROCESS_TREE,
     File "/usr/lib/ambari-agent/lib/resource_management/core/base.py", line 166, in __init__
       self.env.run()
     File "/usr/lib/ambari-agent/lib/resource_management/core/environment.py", line 160, in run
       self.run_action(resource, action)
     File "/usr/lib/ambari-agent/lib/resource_management/core/environment.py", line 124, in run_action
       provider_action()
     File "/usr/lib/ambari-agent/lib/resource_management/core/providers/system.py", line 263, in action_run
       returns=self.resource.returns)
     File "/usr/lib/ambari-agent/lib/resource_management/core/shell.py", line 72, in inner
       result = function(command, **kwargs)
     File "/usr/lib/ambari-agent/lib/resource_management/core/shell.py", line 102, in checked_call
       tries=tries, try_sleep=try_sleep, timeout_kill_strategy=timeout_kill_strategy, returns=returns)
     File "/usr/lib/ambari-agent/lib/resource_management/core/shell.py", line 150, in _call_wrapper
       result = _call(command, **kwargs_copy)
     File "/usr/lib/ambari-agent/lib/resource_management/core/shell.py", line 314, in _call
       raise ExecutionFailed(err_msg, code, out, err)
   ExecutionFailed: Execution of 'beeline -n hive -u 'jdbc:hive2://c157-node4.squadron-labs.com:10500/;transportMode=binary' -n 'test1' -p '[PROTECTED]' -e ';' 2>&1 | awk '{print}' | grep -i -e 'Connected to:' -e 'Transaction isolation:'' returned 1. 
   )
   

Root cause:

Ambari uses both the users in beeline. you can see hive as well as ldap user. ideally it should only use LDAP user.