nodejs.pp

# Intelligent cement 
class egg::nodejs () {
  package { 'nodejs':
    ensure => 'installed',
    notify => Exec['install pm2'],
  }
  exec { 'install pm2':
    command     => 'npm install pm2 -g',
    path        => ['/bin','/usr/bin'],
    unless      => 'test -f /usr/bin/pm2',
    require     => Package['nodejs'],
  }
}