class mail::packages {
  # The needed packages
  package { [ 'postgrey', 'amavisd-new', 'spamassassin', 'spamc', 'pflogsumm', 'postfix-policyd-spf-python' ]:
    ensure => installed,
  }

  package { [ 'clamav-base', 'clamav-daemon', 'clamav-freshclam' ]:
    ensure => installed,
  }
}