gistfile1.txt

centos64-2 : Error: Could not apply complete catalog: Found 1 dependency cycle:
centos64-2 : (Exec[wget zookeeper-3.4.5.tar.gz] => Exec[zookeeper_untar] => File[zookeeper-reown-build] => File[/opt/apache/zookeeper/zookeeper-current] => Class[Zookeeper::Setup_envo] => Class[Zookeeper::Install] => Exec[wget zookeeper-3.4.5.tar.gz])
centos64-2 : Try the '--graph' option and opening the resulting '.dot' file in OmniGraffle or GraphViz

init.pp

class zookeeper(
  $user,
  $group,
  $log_path,
  $zookeeper_datastore_log,
  $zookeeper_datastore,
  $zookeeper_myid,
  # $zookeeper_parent_dir,
  # $zookeeper_home,
  $zookeeper_version,
  $zookeeper_log_dir
) {
  $zookeeper_parent_dir = "/opt/apache/zookeeper"
  $zookeeper_home = "${zookeeper_parent_dir}/zookeeper-current"

  class { "zookeeper::setup_envo": }

  class { "zookeeper::install":
    require => Class["zookeeper::setup_envo"]
  }

  class { "zookeeper::config":
    require => Class["zookeeper::install"]
  }
}

# Responsible for setting up the environment needed for zookeeper
# This includes creating users, directories, etc.
class zookeeper::setup_envo {

  # create users/groups
  group { "$zookeeper::group":
    ensure => present
  }
  user { "$zookeeper::user":
    ensure => present,
    comment => "User that will run and manage zookeeper",
    groups => ["$zookeeper::group"],
    require => Group["$zookeeper::group"]
  }

  # create directories
  ## puppet doesn't have a notion of 'mkdir -p', so its ether a) hard-code the value here, b) break out into ruby dsl, c) create my own 'mkdir -p' type
  # file { "${zookeeper::zookeeper_parent_dir}":
  #   path => "${zookeeper::zookeeper_parent_dir}",
  #   owner => $zookeeper::user,
  #   group => $zookeeper::group,
  #   require => User["$zookeeper::user"],
  #   mode => 644,
  #   ensure => directory,
  #   recurse => true,
  #   backup => false
  # }
  ## /opt should already exist
  file { ["/opt/apache", "/opt/apache/zookeeper"]:
    owner => $zookeeper::user,
    group => $zookeeper::group,
    require => User["$zookeeper::user"],
    mode => 644,
    ensure => directory,
    recurse => true,
    backup => false
  }
  file { "/opt/apache/zookeeper/zookeeper-current":
    target => "${zookeeper::zookeeper_parent_dir}/zookeeper-${zookeeper::zookeeper_version}",
    ensure => symlink,
    require => File["/opt/apache/zookeeper"],
    owner => $zookeeper::user,
    group => $zookeeper::group,
    backup => false,
  }
  file { "zookeeper_log_folder":
    path => $zookeeper::log_path,
    owner => $zookeeper::user,
    group => $zookeeper::group,
    require => User["$zookeeper::user"],
    mode => 644,
    ensure => directory,
    backup => false,
  }

  file { "zookeeper_datastore":
    path => "${zookeeper::zookeeper_datastore}",
    ensure => directory,
    owner => $zookeeper::user,
    group => $zookeeper::group,
    require => User["$zookeeper::user"],
    mode => 644,
    backup => false,
  }
  file { "zookeeper_datastore_log":
    path => "$zookeeper::zookeeper_datastore_log",
    ensure => directory,
    owner => $zookeeper::user,
    group => $zookeeper::group,
    require => User["$zookeeper::user"],
    mode => 644,
    backup => false,
  }
}

# Responsible for installing (but not configuring) zookeeper
# assumes zookeeper::setup_env runs first
class zookeeper::install {
  exec { "wget zookeeper-${zookeeper::zookeeper_version}.tar.gz":
    command => "/usr/bin/wget -O ${zookeeper::zookeeper_parent_dir}/zookeeper-${zookeeper::zookeeper_version}.tar.gz http://www.interior-dsgn.com/apache/zookeeper/zookeeper-${zookeeper::zookeeper_version}/zookeeper-${zookeeper::zookeeper_version}.tar.gz",
    cwd => "${zookeeper::zookeeper_parent_dir}",
    creates => "${zookeeper::zookeeper_parent_dir}/zookeeper-${zookeeper::zookeeper_version}.tar.gz",
  }

  exec { "zookeeper_untar":
    command => "/bin/tar xzf zookeeper-${zookeeper::zookeeper_version}.tar.gz;",
    cwd => "${zookeeper::zookeeper_parent_dir}",
    require => Exec["wget zookeeper-${zookeeper::zookeeper_version}.tar.gz"],
    creates => "${zookeeper::zookeeper_parent_dir}/zookeeper-${zookeeper::zookeeper_version}",
  }

  file { "zookeeper-reown-build":
    path => "${zookeeper::zookeeper_parent_dir}/zookeeper-${zookeeper::zookeeper_version}",
    recurse => true,
    owner => $zookeeper::user,
    group => $zookeeper::group,
    require => Exec["zookeeper_untar"],
    backup => false,
  }
}
# Responsible for configuring zookeeper
# assumes zookeeper::install and zookeeper::setup_env are ran first
class zookeeper::config {
  file { "zookeeper_datastore_myid":
    path => "${zookeeper::zookeeper_datastore}/myid",
    ensure => file,
    content => template("zookeeper/conf/${environment}/myid.erb"),
    owner => $zookeeper::user,
    group => $zookeeper::group,
    mode => 644,
    backup => false,
  }
  file { "conf/zoo.cfg":
    path => "${zookeeper::zookeeper_home}/conf/zoo.cfg",
    owner => $zookeeper::user,
    group => $zookeeper::group,
    mode => 644,
    content => template("zookeeper/conf/${environment}/zoo.cfg.erb"),
  }

  file { "zookeeper_java.env":
    path => "${zookeeper::zookeeper_home}/conf/java.env",
    owner => $zookeeper::user,
    group => $zookeeper::group,
    mode => 644,
    content => template("zookeeper/conf/${environment}/java.env.erb"),
  }

  file { "zookeeper_log4j":
    path => "${zookeeper::zookeeper_home}/conf/log4j.properties",
    owner => $zookeeper::user,
    group => $zookeeper::group,
    mode => 644,
    content => template("zookeeper/conf/${environment}/log4j.properties.erb"),
  }
  file { "zookeeper-server-service":
    path => "/etc/init.d/zookeeper-server",
    content => template("zookeeper/service/zookeeper-server.erb"),
    ensure => file,
    owner => "root",
    group => "root",
    mode => 755
  }
  file { "zookeeper-init-service":
    path => "/etc/init.d/zookeeper",
    content => template("zookeeper/service/zookeeper.erb"),
    ensure => file,
    owner => $zookeeper::user,
    group => $zookeeper::group,
    mode => 755
  }
}