ruby::rubygems

init.pp

# Class: ruby
#
# This modules installs ruby1.8
#
# Requires:
#   Ubuntu
#
# Sample usage:
#
#   Standard usage:
#     node 'foobar.example.org' {
#       include ruby
#     }
class ruby {
  package { 'ruby1.8': ensure => installed; }
}

rubygems.pp

# Class: ruby::rubygems
#
# This modules installs and sets up the rubygem environment
#
# Requires:
#   Linux
#
# Sample usage:
#
#   Standard usage:
#     node 'foobar.example.org' {
#       include ruby::rubygems
#     }
class ruby::rubygems {
  include ruby

  $rubygems_version = '1.8.17'

  exec {
    'download rubygems tarball':
      command => "wget http://example.org/dist/ruby/rubygems-${rubygems_version}.tgz",
      path    => ['/usr/bin'],
      cwd     => '/var/tmp',
      creates => "/var/tmp/rubygems-${rubygems_version}.tgz";
    'unpack rubygems':
      command     => "tar -zxf /var/tmp/rubygems-${rubygems_version}.tgz",
      path        => ['/bin'],
      cwd         => '/var/tmp',
      creates     => "/var/tmp/rubygems-${rubygems_version}",
      subscribe   => Exec['download rubygems tarball'],
      refreshonly => true;
    'install rubygems':
      command     => "ruby1.8 /var/tmp/rubygems-${rubygems_version}/setup.rb --quiet",
      path        => ['/usr/bin'],
      creates     => '/usr/bin/gem1.8',
      subscribe   => Exec['unpack rubygems'],
      refreshonly => true;
    'update alternatives gem':
      command     => "update-alternatives --install /usr/bin/gem gem /usr/bin/gem1.8 1",
      unless      => 'test -x /usr/bin/gem';
  }

  package {
    'build-essential': ensure => installed;
    'libssl-dev':      ensure => installed;
    'ruby1.8-dev':     ensure => installed;
  }
}