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From "Andrew Onischuk" <aonis...@hortonworks.com>
Subject Review Request 27437: Install on a 5 node cluster fails with link creation for libsnappy.
Date Fri, 31 Oct 2014 18:43:30 GMT

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This is an automatically generated e-mail. To reply, visit:
https://reviews.apache.org/r/27437/
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Review request for Ambari and Myroslav Papirkovskyy.


Bugs: AMBARI-8076
    https://issues.apache.org/jira/browse/AMBARI-8076


Repository: ambari


Description
-------

Install on a 5 node cluster fails with link creation for libsnappy.

    
    
    
    2014-10-29 22:38:09,249 - Error while executing command 'start':
    Traceback (most recent call last):
      File "/usr/lib/python2.6/site-packages/resource_management/libraries/script/script.py",
line 122, in execute
        method(env)
      File "/var/lib/ambari-agent/cache/stacks/HDP/2.0.6/hooks/before-START/scripts/hook.py",
line 32, in hook
        setup_hadoop()
      File "/var/lib/ambari-agent/cache/stacks/HDP/2.0.6/hooks/before-START/scripts/shared_initialization.py",
line 34, in setup_hadoop
        install_snappy()
      File "/var/lib/ambari-agent/cache/stacks/HDP/2.0.6/hooks/before-START/scripts/shared_initialization.py",
line 168, in install_snappy
        format("mkdir -p {so_target_dir_x86}; ln -sf {so_src_x86} {so_target_x86}"))
      File "/usr/lib/python2.6/site-packages/resource_management/core/base.py", line 148,
in __init__
        self.env.run()
      File "/usr/lib/python2.6/site-packages/resource_management/core/environment.py", line
149, in run
        self.run_action(resource, action)
      File "/usr/lib/python2.6/site-packages/resource_management/core/environment.py", line
115, in run_action
        provider_action()
      File "/usr/lib/python2.6/site-packages/resource_management/core/providers/system.py",
line 241, in action_run
        raise ex
    Fail: Execution of 'mkdir -p /usr/hdp/current/hadoop-client/lib/native/Linux-i386-32;
ln -sf /usr/hdp/current/hadoop-client/lib/libsnappy.so /usr/hdp/current/hadoop-client/lib/native/Linux-i386-32/libsnappy.so'
returned 1. mkdir: cannot create directory `/usr/hdp/current/hadoop-client': File exists
    ln: creating symbolic link `/usr/hdp/current/hadoop-client/lib/native/Linux-i386-32/libsnappy.so':
No such file or directory
    stdout:   /var/lib/ambari-agent/data/output-78.txt
    
    2014-10-29 22:38:08,708 - Execute['mkdir -p /var/lib/ambari-agent/data/tmp/AMBARI-artifacts/;
    curl -kf -x "" --retry 10     http://pt170-1.c.pramod-thangali.internal:8080/resources//UnlimitedJCEPolicyJDK7.zip
-o /var/lib/ambari-agent/data/tmp/AMBARI-artifacts//UnlimitedJCEPolicyJDK7.zip'] {'environment':
..., 'not_if': 'test -e /var/lib/ambari-agent/data/tmp/AMBARI-artifacts//UnlimitedJCEPolicyJDK7.zip',
'ignore_failures': True, 'path': ['/bin', '/usr/bin/']}
    2014-10-29 22:38:08,725 - Skipping Execute['mkdir -p /var/lib/ambari-agent/data/tmp/AMBARI-artifacts/;
    curl -kf -x "" --retry 10     http://pt170-1.c.pramod-thangali.internal:8080/resources//UnlimitedJCEPolicyJDK7.zip
-o /var/lib/ambari-agent/data/tmp/AMBARI-artifacts//UnlimitedJCEPolicyJDK7.zip'] due to not_if
    2014-10-29 22:38:08,726 - Group['hadoop'] {'ignore_failures': False}
    2014-10-29 22:38:08,727 - Modifying group hadoop
    2014-10-29 22:38:08,788 - Group['nobody'] {'ignore_failures': False}
    2014-10-29 22:38:08,788 - Modifying group nobody
    2014-10-29 22:38:08,824 - Group['users'] {'ignore_failures': False}
    2014-10-29 22:38:08,825 - Modifying group users
    2014-10-29 22:38:08,858 - Group['nagios'] {'ignore_failures': False}
    2014-10-29 22:38:08,858 - Modifying group nagios
    2014-10-29 22:38:08,891 - Group['knox'] {'ignore_failures': False}
    2014-10-29 22:38:08,892 - Modifying group knox
    2014-10-29 22:38:08,916 - User['nobody'] {'gid': 'hadoop', 'ignore_failures': False, 'groups':
[u'nobody']}
    2014-10-29 22:38:08,916 - Modifying user nobody
    2014-10-29 22:38:08,929 - User['hive'] {'gid': 'hadoop', 'ignore_failures': False, 'groups':
[u'hadoop']}
    2014-10-29 22:38:08,930 - Modifying user hive
    2014-10-29 22:38:08,942 - User['oozie'] {'gid': 'hadoop', 'ignore_failures': False, 'groups':
[u'users']}
    2014-10-29 22:38:08,942 - Modifying user oozie
    2014-10-29 22:38:08,955 - User['nagios'] {'gid': 'nagios', 'ignore_failures': False, 'groups':
[u'hadoop']}
    2014-10-29 22:38:08,955 - Modifying user nagios
    2014-10-29 22:38:08,968 - User['ambari-qa'] {'gid': 'hadoop', 'ignore_failures': False,
'groups': [u'users']}
    2014-10-29 22:38:08,968 - Modifying user ambari-qa
    2014-10-29 22:38:08,981 - User['flume'] {'gid': 'hadoop', 'ignore_failures': False, 'groups':
[u'hadoop']}
    2014-10-29 22:38:08,981 - Modifying user flume
    2014-10-29 22:38:08,993 - User['hdfs'] {'gid': 'hadoop', 'ignore_failures': False, 'groups':
[u'hadoop']}
    2014-10-29 22:38:08,994 - Modifying user hdfs
    2014-10-29 22:38:09,006 - User['knox'] {'gid': 'hadoop', 'ignore_failures': False, 'groups':
[u'hadoop']}
    2014-10-29 22:38:09,006 - Modifying user knox
    2014-10-29 22:38:09,019 - User['storm'] {'gid': 'hadoop', 'ignore_failures': False, 'groups':
[u'hadoop']}
    2014-10-29 22:38:09,019 - Modifying user storm
    2014-10-29 22:38:09,031 - User['mapred'] {'gid': 'hadoop', 'ignore_failures': False, 'groups':
[u'hadoop']}
    2014-10-29 22:38:09,032 - Modifying user mapred
    2014-10-29 22:38:09,044 - User['hbase'] {'gid': 'hadoop', 'ignore_failures': False, 'groups':
[u'hadoop']}
    2014-10-29 22:38:09,044 - Modifying user hbase
    2014-10-29 22:38:09,057 - User['tez'] {'gid': 'hadoop', 'ignore_failures': False, 'groups':
[u'users']}
    2014-10-29 22:38:09,057 - Modifying user tez
    2014-10-29 22:38:09,070 - User['zookeeper'] {'gid': 'hadoop', 'ignore_failures': False,
'groups': [u'hadoop']}
    2014-10-29 22:38:09,070 - Modifying user zookeeper
    2014-10-29 22:38:09,082 - User['kafka'] {'gid': 'hadoop', 'ignore_failures': False, 'groups':
[u'hadoop']}
    2014-10-29 22:38:09,083 - Modifying user kafka
    2014-10-29 22:38:09,095 - User['falcon'] {'gid': 'hadoop', 'ignore_failures': False, 'groups':
[u'hadoop']}
    2014-10-29 22:38:09,095 - Modifying user falcon
    2014-10-29 22:38:09,108 - User['sqoop'] {'gid': 'hadoop', 'ignore_failures': False, 'groups':
[u'hadoop']}
    2014-10-29 22:38:09,108 - Modifying user sqoop
    2014-10-29 22:38:09,121 - User['yarn'] {'gid': 'hadoop', 'ignore_failures': False, 'groups':
[u'hadoop']}
    2014-10-29 22:38:09,122 - Modifying user yarn
    2014-10-29 22:38:09,134 - User['hcat'] {'gid': 'hadoop', 'ignore_failures': False, 'groups':
[u'hadoop']}
    2014-10-29 22:38:09,135 - Modifying user hcat
    2014-10-29 22:38:09,147 - File['/var/lib/ambari-agent/data/tmp/changeUid.sh'] {'content':
StaticFile('changeToSecureUid.sh'), 'mode': 0555}
    2014-10-29 22:38:09,149 - Execute['/var/lib/ambari-agent/data/tmp/changeUid.sh ambari-qa
/tmp/hadoop-ambari-qa,/tmp/hsperfdata_ambari-qa,/home/ambari-qa,/tmp/ambari-qa,/tmp/sqoop-ambari-qa
2>/dev/null'] {'not_if': 'test $(id -u ambari-qa) -gt 1000'}
    2014-10-29 22:38:09,160 - Skipping Execute['/var/lib/ambari-agent/data/tmp/changeUid.sh
ambari-qa /tmp/hadoop-ambari-qa,/tmp/hsperfdata_ambari-qa,/home/ambari-qa,/tmp/ambari-qa,/tmp/sqoop-ambari-qa
2>/dev/null'] due to not_if
    2014-10-29 22:38:09,161 - File['/var/lib/ambari-agent/data/tmp/changeUid.sh'] {'content':
StaticFile('changeToSecureUid.sh'), 'mode': 0555}
    2014-10-29 22:38:09,162 - Execute['/var/lib/ambari-agent/data/tmp/changeUid.sh hbase /home/hbase,/tmp/hbase,/usr/bin/hbase,/var/log/hbase,/hadoop/hbase
2>/dev/null'] {'not_if': 'test $(id -u hbase) -gt 1000'}
    2014-10-29 22:38:09,173 - Skipping Execute['/var/lib/ambari-agent/data/tmp/changeUid.sh
hbase /home/hbase,/tmp/hbase,/usr/bin/hbase,/var/log/hbase,/hadoop/hbase 2>/dev/null']
due to not_if
    2014-10-29 22:38:09,174 - Directory['/etc/hadoop/conf.empty'] {'owner': 'root', 'group':
'root', 'recursive': True}
    2014-10-29 22:38:09,174 - Link['/etc/hadoop/conf'] {'not_if': 'ls /etc/hadoop/conf', 'to':
'/etc/hadoop/conf.empty'}
    2014-10-29 22:38:09,185 - Skipping Link['/etc/hadoop/conf'] due to not_if
    2014-10-29 22:38:09,197 - File['/etc/hadoop/conf/hadoop-env.sh'] {'content': InlineTemplate(...),
'owner': 'hdfs'}
    2014-10-29 22:38:09,207 - Execute['/bin/echo 0 > /selinux/enforce'] {'only_if': 'test
-f /selinux/enforce'}
    2014-10-29 22:38:09,235 - Execute['mkdir -p /usr/hdp/current/hadoop-client/lib/native/Linux-i386-32;
ln -sf /usr/hdp/current/hadoop-client/lib/libsnappy.so /usr/hdp/current/hadoop-client/lib/native/Linux-i386-32/libsnappy.so']
{}
    2014-10-29 22:38:09,249 - Error while executing command 'start':
    Traceback (most recent call last):
      File "/usr/lib/python2.6/site-packages/resource_management/libraries/script/script.py",
line 122, in execute
        method(env)
      File "/var/lib/ambari-agent/cache/stacks/HDP/2.0.6/hooks/before-START/scripts/hook.py",
line 32, in hook
        setup_hadoop()
      File "/var/lib/ambari-agent/cache/stacks/HDP/2.0.6/hooks/before-START/scripts/shared_initialization.py",
line 34, in setup_hadoop
        install_snappy()
      File "/var/lib/ambari-agent/cache/stacks/HDP/2.0.6/hooks/before-START/scripts/shared_initialization.py",
line 168, in install_snappy
        format("mkdir -p {so_target_dir_x86}; ln -sf {so_src_x86} {so_target_x86}"))
      File "/usr/lib/python2.6/site-packages/resource_management/core/base.py", line 148,
in __init__
        self.env.run()
      File "/usr/lib/python2.6/site-packages/resource_management/core/environment.py", line
149, in run
        self.run_action(resource, action)
      File "/usr/lib/python2.6/site-packages/resource_management/core/environment.py", line
115, in run_action
        provider_action()
      File "/usr/lib/python2.6/site-packages/resource_management/core/providers/system.py",
line 241, in action_run
        raise ex
    Fail: Execution of 'mkdir -p /usr/hdp/current/hadoop-client/lib/native/Linux-i386-32;
ln -sf /usr/hdp/current/hadoop-client/lib/libsnappy.so /usr/hdp/current/hadoop-client/lib/native/Linux-i386-32/libsnappy.so'
returned 1. mkdir: cannot create directory `/usr/hdp/current/hadoop-client': File exists
    ln: creating symbolic link `/usr/hdp/current/hadoop-client/lib/native/Linux-i386-32/libsnappy.so':
No such file or directory
    
    

Looks like this happens if there is no hadoop related libary installed on the
host.


Diffs
-----

  ambari-server/src/main/resources/stacks/HDP/1.3.2/hooks/before-START/scripts/params.py fc66011

  ambari-server/src/main/resources/stacks/HDP/1.3.2/hooks/before-START/scripts/shared_initialization.py
81abf65 
  ambari-server/src/main/resources/stacks/HDP/2.0.6/hooks/before-START/scripts/params.py e275924

  ambari-server/src/main/resources/stacks/HDP/2.0.6/hooks/before-START/scripts/shared_initialization.py
f70eee8 
  ambari-server/src/test/python/stacks/1.3.2/hooks/before-START/test_before_start.py d569a95

  ambari-server/src/test/python/stacks/2.0.6/hooks/before-START/test_before_start.py 54b956e


Diff: https://reviews.apache.org/r/27437/diff/


Testing
-------

mvn clean test


Thanks,

Andrew Onischuk


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