Ambari Agent Install

The ambari server must be set in the configuration file.

module.exports = header: 'Ambari Agent Install', handler: ({options}) ->

Wait

  @call 'ryba/ambari/server/wait', rest: options.wait_ambari_rest

Identities

By default, the "ambari-agent" package does not create any identities.

  @system.group header: 'Group', options.group
  @system.group header: 'Group Hadoop', options.hadoop_group
  @system.user header: 'User', options.user

Package & Repository

Install Ambari Agent package.

  @service
    header: 'Package'
    name: 'ambari-agent'
    startup: true

Configure

  @file.ini
    header: 'Configure'
    target: "#{options.conf_dir}/ambari-agent.ini"
    content: options.config
    parse: misc.ini.parse_multi_brackets_multi_lines
    stringify: misc.ini.stringify_multi_brackets
    indent: ''
    comment: '#'
    merge: true
    backup: true
  @file
    header: 'Hostname Script'
    target: options.config.agent['hostname_script']
    content: """
    #!/bin/sh
    echo #{options.internal_fqdn or options.fqdn}
    """
    mode: 0o751

Non-Root

  @file
    if: options.sudo
    target: '/etc/sudoers.d/ambari_agent'
    content: """
    # Ambari Customizable Users
    ambari ALL=(ALL) NOPASSWD:SETENV: /bin/su hdfs *,/bin/su ambari-qa *,/bin/su ranger *,/bin/su zookeeper *,/bin/su knox *,/bin/su falcon *,/bin/su ams *, /bin/su flume *,/bin/su hbase *,/bin/su spark *,/bin/su accumulo *,/bin/su hive *,/bin/su hcat *,/bin/su kafka *,/bin/su mapred *,/bin/su oozie *,/bin/su sqoop *,/bin/su storm *,/bin/su tez *,/bin/su atlas *,/bin/su yarn *,/bin/su kms *,/bin/su activity_analyzer *,/bin/su livy *,/bin/su zeppelin *
    # Ambari: Core System Commands
    ambari ALL=(ALL) NOPASSWD:SETENV: /usr/bin/yum,/usr/bin/zypper,/usr/bin/apt-get, /bin/mkdir, /usr/bin/test, /bin/ln, /bin/ls, /bin/chown, /bin/chmod, /bin/chgrp, /bin/cp, /usr/sbin/setenforce, /usr/bin/test, /usr/bin/stat, /bin/mv, /bin/sed, /bin/rm, /bin/kill, /bin/readlink, /usr/bin/pgrep, /bin/cat, /usr/bin/unzip, /bin/tar, /usr/bin/tee, /bin/touch, /usr/bin/mysql, /sbin/service mysqld *, /usr/bin/dpkg *, /bin/rpm *, /usr/sbin/hst * 
    # Ambari: Hadoop and Configuration Commands
    ambari ALL=(ALL) NOPASSWD:SETENV: /usr/bin/hdp-select, /usr/bin/conf-select, /usr/hdp/current/hadoop-client/sbin/hadoop-daemon.sh, /usr/lib/hadoop/bin/hadoop-daemon.sh, /usr/lib/hadoop/sbin/hadoop-daemon.sh, ambari-python-wrap /usr/bin/conf-select
    # Ambari: System User and Group Commands
    ambari ALL=(ALL) NOPASSWD:SETENV: /usr/sbin/groupadd, /usr/sbin/groupmod, /usr/sbin/useradd, /usr/sbin/usermod
    # Ambari: Knox Commands
    ambari ALL=(ALL) NOPASSWD:SETENV: /usr/bin/python2.6 /var/lib/ambari-agent/data/tmp/validateKnoxStatus.py *, /usr/hdp/current/knox-server/bin/knoxcli.sh
    # Ambari: Ranger Commands
    ambari ALL=(ALL) NOPASSWD:SETENV: /usr/hdp/*/ranger-usersync/setup.sh, /usr/bin/ranger-usersync-stop, /usr/bin/ranger-usersync-start, /usr/hdp/*/ranger-admin/setup.sh *, /usr/hdp/*/ranger-knox-plugin/disable-knox-plugin.sh *, /usr/hdp/*/ranger-storm-plugin/disable-storm-plugin.sh *, /usr/hdp/*/ranger-hbase-plugin/disable-hbase-plugin.sh *, /usr/hdp/*/ranger-hdfs-plugin/disable-hdfs-plugin.sh *, /usr/hdp/current/ranger-admin/ranger_credential_helper.py, /usr/hdp/current/ranger-kms/ranger_credential_helper.py, /usr/hdp/*/ranger-*/ranger_credential_helper.py
    # Allows sudo to being invoked from a non-interactive shell
    Defaults exempt_group = ambari
    Defaults !env_reset,env_delete-=PATH
    Defaults: ambari !requiretty 
    """

Dependencies

path = require 'path'
misc = require '@nikitajs/core/lib/misc'