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https://reviews.apache.org/r/45742/
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Review request for Ambari and Vitalyi Brodetskyi.


Bugs: AMBARI-15712
    https://issues.apache.org/jira/browse/AMBARI-15712


Repository: ambari


Description
-------

STR:  
Install Ambari  
Install cluster with only Flume

Flume Handler start fails. This was not see in previous runs, so it may be
intermittent.

    
    
    
    {
      "href" : 
"http://172.22.74.255:8080/api/v1/clusters/cl1/requests/5/tasks/14";,
      "Tasks" : {
        "attempt_cnt" : 1,
        "cluster_name" : "cl1",
        "command" : "START",
        "command_detail" : "FLUME_HANDLER START",
        "end_time" : 1459753941446,
        "error_log" : "/var/lib/ambari-agent/data/errors-14.txt",
        "exit_code" : 1,
        "host_name" : "os-d7-ngzvlu-ambari-se-serv-2-2.novalocal",
        "id" : 14,
        "output_log" : "/var/lib/ambari-agent/data/output-14.txt",
        "request_id" : 5,
        "role" : "FLUME_HANDLER",
        "stage_id" : 0,
        "start_time" : 1459753934012,
        "status" : "FAILED",
        "stderr" : "Traceback (most recent call last):\n  File 
\"/var/lib/ambari-agent/cache/stacks/HDP/2.0.6/hooks/before-START/scripts/hook.py\",
 line 39, in <module>\n    BeforeStartHook().execute()\n  File 
\"/usr/lib/python2.6/site-packages/resource_management/libraries/script/script.py\",
 line 219, in execute\n    method(env)\n  File 
\"/var/lib/ambari-agent/cache/stacks/HDP/2.0.6/hooks/before-START/scripts/hook.py\",
 line 36, in hook\n    create_topology_script_and_mapping()\n  File 
\"/var/lib/ambari-agent/cache/stacks/HDP/2.0.6/hooks/before-START/scripts/rack_awareness.py\",
 line 43, in create_topology_script_and_mapping\n    
create_topology_mapping()\n  File 
\"/var/lib/ambari-agent/cache/stacks/HDP/2.0.6/hooks/before-START/scripts/rack_awareness.py\",
 line 32, in create_topology_mapping\n    only_if=format(\"test -d 
{net_topology_script_dir}\"))\n  File 
\"/usr/lib/python2.6/site-packages/resource_management/core/base.py\", line 
154, in __init__\n    self.env.run()\n  File \"/u
 sr/lib/python2.6/site-packages/resource_management/core/environment.py\", line 
160, in run\n    self.run_action(resource, action)\n  File 
\"/usr/lib/python2.6/site-packages/resource_management/core/environment.py\", 
line 124, in run_action\n    provider_action()\n  File 
\"/usr/lib/python2.6/site-packages/resource_management/core/providers/system.py\",
 line 108, in action_create\n    self.resource.group, mode=self.resource.mode, 
cd_access=self.resource.cd_access)\n  File 
\"/usr/lib/python2.6/site-packages/resource_management/core/providers/system.py\",
 line 40, in _ensure_metadata\n    if user or group:\n  File 
\"/usr/lib/python2.6/site-packages/resource_management/libraries/script/config_dictionary.py\",
 line 81, in __getattr__\n    raise Fail(\"Configuration parameter '\" + 
self.name + \"' was not found in configurations 
dictionary!\")\nresource_management.core.exceptions.Fail: Configuration 
parameter 'hadoop-env' was not found in configurations dictionary!",
        "stdout" : "2016-04-04 07:12:19,785 - Group['hadoop'] {}\n2016-04-04 
07:12:19,787 - User['ambari-qa'] {'gid': 'hadoop', 'fetch_nonlocal_groups': 
True, 'groups': ['users']}\n2016-04-04 07:12:19,788 - User['flume'] {'gid': 
'hadoop', 'fetch_nonlocal_groups': True, 'groups': [u'hadoop']}\n2016-04-04 
07:12:19,789 - File['/var/lib/ambari-agent/tmp/changeUid.sh'] {'content': 
StaticFile('changeToSecureUid.sh'), 'mode': 0555}\n2016-04-04 07:12:19,791 - 
Execute['/var/lib/ambari-agent/tmp/changeUid.sh ambari-qa 
/tmp/hadoop-ambari-qa,/tmp/hsperfdata_ambari-qa,/home/ambari-qa,/tmp/ambari-qa,/tmp/sqoop-ambari-qa']
 {'not_if': '(test $(id -u ambari-qa) -gt 1000) || (false)'}\n2016-04-04 
07:12:19,796 - Skipping Execute['/var/lib/ambari-agent/tmp/changeUid.sh 
ambari-qa 
/tmp/hadoop-ambari-qa,/tmp/hsperfdata_ambari-qa,/home/ambari-qa,/tmp/ambari-qa,/tmp/sqoop-ambari-qa']
 due to not_if\n2016-04-04 07:12:19,807 - Execute[('setenforce', '0')] 
{'not_if': '(! which getenforce ) || (which getenforce &
 & getenforce | grep -q Disabled)', 'sudo': True, 'only_if': 'test -f 
/selinux/enforce'}\n2016-04-04 07:12:19,813 - Skipping Execute[('setenforce', 
'0')] due to not_if\n2016-04-04 07:12:19,822 - 
File['/etc/hadoop/conf/topology_mappings.data'] {'owner': [EMPTY], 'content': 
Template('topology_mappings.data.j2'), 'only_if': 'test -d /etc/hadoop/conf', 
'group': 'hadoop'}\n2016-04-04 07:12:19,827 - Writing 
File['/etc/hadoop/conf/topology_mappings.data'] because it doesn't exist",
        "structured_out" : { }
      }
    }
    

Artifacts: <http://linux-jenkins.qe.hortonworks.com/home/jenkins/qe-
artifacts/os-d7-ngzvlu-ambari-se-serv-2/ambari-serv-1459776340/artifacts/scree
nshots/com.hw.ambari.ui.tests.heavyweights.TestFlumeOnlyInstall/Test10_install
HDP/_4_7_14_36_Checking_smoke_test_for__FLUME_service_failed/>


Diffs
-----

  
ambari-server/src/main/resources/stacks/HDP/2.0.6/hooks/before-START/scripts/rack_awareness.py
 a1d3ac3 

Diff: https://reviews.apache.org/r/45742/diff/


Testing
-------

mvn clean test


Thanks,

Andrew Onischuk

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