manifests.init.pp

exec { 'install-puppet-apache':
    path => '/bin:/sbin:/usr/bin:/usr/sbin',
    command => 'puppet module install puppetlabs-apache',
    cwd => '/home/vagrant'
  }

class { 'composer::install': }
class { 'beanstalkd::install': }

modules.beanstalkd.manifests.init.pp

# Install beanstalkd

class beanstalkd::install {
  exec { 'install-beanstalkd':
    path    => '/bin:/sbin:/usr/bin:/usr/sbin',
    command => 'apt-get install beanstalkd -y',
    cwd     => '/home/vagrant'
  }

  exec { 'install-console':
    path    => '/bin:/sbin:/usr/bin:/usr/sbin',
    command => 'composer create-project ptrofimov/beanstalk_console -s dev /var/www/beanstalk',
    cwd     => '/home/vagrant'
  }

  apache::vhost { 'localhost':
    ip      => '127.0.0.1',
    port    => '81',
    docroot => '/var/www/beanstalk/public'
  }

  file { '/var/www/beanstalk/config.php':
    ensure => file,
    source => "puppet:////modules/beanstalkd/config.php"
  }

  file { '/var/www/beanstalk/storage.json':
    mode => 777
  }
}

or even

class { [ 'composer::install', 'beanstalkd::install'] : require => Exec['install-puppet-apache'], }