Puppet Dependency Syntax

development.pp

#Define Extra Stages of Install
#Note: "rvm-install" stage is defined in the "rvm" module
stage { 'req-install': before => Stage['rvm-install'] }
stage { 'rvm-install': before => Stage['ruby-install'] }
stage { 'ruby-install': before => Stage['rails-install'] }
stage { 'rails-install': before => Stage['main'] }

class install_reqs {
  group { "puppet": ensure => "present", }
  exec { "apt-update":
    command => "/usr/bin/apt-get -y update",
    user => "root",
  }
}

class install_rvm {
  include rvm
  rvm::system_user { vagrant: ; }
}

class install_ruby {
  rvm_system_ruby { "ruby-1.9.3-p327":
    ensure => 'present',
    default_use => true;
  }
}

class install_rails {
  rvm_gemset { "ruby-1.9.3-p327@vagrant":
    ensure => present,
    require => Rvm_system_ruby['ruby-1.9.3-p327'];
  }
  rvm_gem { "ruby-1.9.3-p327@vagrant/rails":
    ensure => '3.2.9',
    require => Rvm_gemset['ruby-1.9.3-p327@vagrant'];
  }
  rvm_gem { "ruby-1.9.3-p327@vagrant/libv8":
    ensure => '3.11.8.4',
    require => Rvm_gemset['ruby-1.9.3-p327@vagrant'];
  }
}

class { install_reqs:, stage => "req-install" }
class { install_rvm:, stage => "rvm-install" }
class { install_ruby:, stage => "ruby-install" }
class { install_rails:, stage => "rails-install" }

#Stage Ordering
Stage['req-install'] -> Stage['rvm-install'] -> Stage['ruby-install'] -> Stage['rails-install'] -> Stage['main']