[jira] [Resolved] (AMBARI-21542) AMS fail to start after IOP 4.2 to HDP 2.6.2 upgrade

["Siddharth Wagle (JIRA)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/AMBARI-21542?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Siddharth Wagle resolved AMBARI-21542.
--------------------------------------
    Resolution: Fixed

Pushed to branch-2.5

> AMS fail to start after IOP 4.2 to HDP 2.6.2 upgrade
> ----------------------------------------------------
>
>                 Key: AMBARI-21542
>                 URL: https://issues.apache.org/jira/browse/AMBARI-21542
>             Project: Ambari
>          Issue Type: Bug
>          Components: ambari-server
>    Affects Versions: 2.5.2
>            Reporter: Siddharth Wagle
>            Assignee: Siddharth Wagle
>            Priority: Critical
>             Fix For: 2.5.2
>
>
> After IOP 4.2 to HDP 2.6.2 upgrade, AMS fails to start due to missing Grafana configuration.
> {code}
> Traceback (most recent call last):
>   File "/var/lib/ambari-agent/cache/common-services/AMBARI_METRICS/0.1.0/package/scripts/metrics_monitor.py", line 68, in <module>
>     AmsMonitor().execute()
>   File "/usr/lib/python2.6/site-packages/resource_management/libraries/script/script.py", line 329, in execute
>     method(env)
>   File "/var/lib/ambari-agent/cache/common-services/AMBARI_METRICS/0.1.0/package/scripts/metrics_monitor.py", line 39, in start
>     self.configure(env) # for security
>   File "/usr/lib/python2.6/site-packages/resource_management/libraries/script/script.py", line 119, in locking_configure
>     original_configure(obj, *args, **kw)
>   File "/var/lib/ambari-agent/cache/common-services/AMBARI_METRICS/0.1.0/package/scripts/metrics_monitor.py", line 34, in configure
>     import params
>   File "/var/lib/ambari-agent/cache/common-services/AMBARI_METRICS/0.1.0/package/scripts/params.py", line 29, in <module>
>     import status_params
>   File "/var/lib/ambari-agent/cache/common-services/AMBARI_METRICS/0.1.0/package/scripts/status_params.py", line 27, in <module>
>     from params_linux import *
>   File "/var/lib/ambari-agent/cache/common-services/AMBARI_METRICS/0.1.0/package/scripts/params_linux.py", line 62, in <module>
>     grafana_pid_file = format("{ams_grafana_pid_dir}/grafana-server.pid")
>   File "/usr/lib/python2.6/site-packages/resource_management/libraries/functions/format.py", line 95, in format
>     return ConfigurationFormatter().format(format_string, args, **result)
>   File "/usr/lib/python2.6/site-packages/resource_management/libraries/functions/format.py", line 59, in format
>     result_protected = self.vformat(format_string, args, all_params)
>   File "/usr/lib64/python2.7/string.py", line 549, in vformat
>     result = self._vformat(format_string, args, kwargs, used_args, 2)
>   File "/usr/lib64/python2.7/string.py", line 582, in _vformat
>     result.append(self.format_field(obj, format_spec))
>   File "/usr/lib64/python2.7/string.py", line 599, in format_field
>     return format(value, format_spec)
>   File "/usr/lib/python2.6/site-packages/resource_management/libraries/script/config_dictionary.py", line 73, in __getattr__
>     raise Fail("Configuration parameter '" + self.name + "' was not found in configurations dictionary!")
> resource_management.core.exceptions.Fail: Configuration parameter 'ams-grafana-env' was not found in configurations dictionary!
> {code}



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