class mail::base {
  # Postfix configuration
  postfix::config {
    "mydomain":                            value => "$::domain";
    "myhostname":                          value => "$::fqdn";
    "mydestination":                       value => "${mail::system::mydestination}";
    "mynetworks":                          value => "${mail::system::mynetworks}";
    "relay_domains":                       value => "${mail::system::real_relay_domains}";
    "transport_maps":                      value => "hash:/etc/postfix/transport, regexp:/etc/postfix/transport_regexp";
    "mailbox_command":                     value => '/usr/bin/maildrop -d ${USER}';
    "virtual_mailbox_base":                value => '/var/mail/virtual';
    "virtual_uid_maps":                    value => 'static:5000';
    "virtual_gid_maps":                    value => 'static:5000';
    "recipient_delimiter":                 value => '+';
  }

  # Postgrey port configuration
  $postgrey_port = $::lsbdistcodename ? {
    'lenny' => '60000',
    default => '10023',
  }

  # Recipient restrictions
  postfix::config { "smtpd_recipient_restrictions":
    value => "permit_mynetworks, permit_sasl_authenticated, reject_unauth_destination, reject_rbl_client psbl.surriel.com, check_policy_service unix:private/policyd-spf, check_policy_service inet:127.0.0.1:${postgrey_port}" }

  postfix::hash { "/etc/postfix/virtual":
    ensure => present,
  }

  postfix::config { "policy-spf_time_limit":
    value => "3600",
  }

  postfix::hash { "/etc/postfix/transport":
    ensure => present,
  }

  # See http://www.gtkdb.de/index_7_2274.html
  postfix::config { 'inet_protocols':
    value => lookup('mail::base::inet_protocols', undef, undef, 'ipv4'),
  }
}