[jira] [Created] (AMBARI-18347) Setting fetch_nonlocal_groups to false Can Prevent Services From Starting

["Jonathan Hurley (JIRA)" <ji...@apache.org>]

Jonathan Hurley created AMBARI-18347:
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             Summary: Setting fetch_nonlocal_groups to false Can Prevent Services From Starting
                 Key: AMBARI-18347
                 URL: https://issues.apache.org/jira/browse/AMBARI-18347
             Project: Ambari
          Issue Type: Bug
          Components: ambari-agent
    Affects Versions: 2.2.2
            Reporter: Jonathan Hurley
            Assignee: Jonathan Hurley
            Priority: Critical
             Fix For: trunk


When setting the {{cluster-env/fetch_nonlocal_groups}} value to {{false}}, if the {{/etc/group}} file has an unexpected format, services will fail to start:

{code}
Traceback (most recent call last): 
File "/var/lib/ambari-agent/cache/stacks/HDP/2.0.6/hooks/before-ANY/scripts/hook.py", line 35, in <module> 
BeforeAnyHook().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/stacks/HDP/2.0.6/hooks/before-ANY/scripts/hook.py", line 29, in hook 
setup_users() 
File "/var/lib/ambari-agent/cache/stacks/HDP/2.0.6/hooks/before-ANY/scripts/shared_initialization.py", line 44, in setup_users 
fetch_nonlocal_groups = params.fetch_nonlocal_groups 
File "/usr/lib/python2.6/site-packages/resource_management/core/base.py", line 154, in __init__ 
self.env.run() 
File "/usr/lib/python2.6/site-packages/resource_management/core/environment.py", line 160, in run 
self.run_action(resource, action) 
File "/usr/lib/python2.6/site-packages/resource_management/core/environment.py", line 124, in run_action 
provider_action() 
File "/usr/lib/python2.6/site-packages/resource_management/core/providers/accounts.py", line 51, in action_create 
if getattr(self.resource, option_name) != None and getattr(self.resource, option_name) != attributes[0](self): 
File "/usr/lib/python2.6/site-packages/resource_management/core/providers/accounts.py", line 40, in <lambda> 
groups=(lambda self: self.user_groups, "-G") 
File "/usr/lib/python2.6/site-packages/resource_management/core/utils.py", line 146, in decorated 
v = undecorated(self) 
File "/usr/lib/python2.6/site-packages/resource_management/core/providers/accounts.py", line 109, in user_groups 
group_users = entries[3].split(',') 
IndexError: list index out of range 
Error: Error: Unable to run the custom hook script ['/usr/bin/python', '/var/lib/ambari-agent/cache/stacks/HDP/2.0.6/hooks/before-ANY/scripts/hook.py', 'ANY', '/var/lib/ambari-agent/data/command-9429.json', '/var/lib/ambari-agent/cache/stacks/HDP/2.0.6/hooks/before-ANY', '/var/lib/ambari-agent/data/structured-out-9429.json', 'INFO', '/var/lib/ambari-agent/tmp']
{code}



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