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#
# configure mx node
#
class site_postfix::mx {
$domain_hash = hiera('domain')
$domain = $domain_hash['full_suffix']
$host_domain = $domain_hash['full']
$cert_name = hiera('name')
$mynetworks = join(hiera('mynetworks', ''), ' ')
$rbls = suffix(prefix(hiera('rbls', []), 'reject_rbl_client '), ',')
$root_mail_recipient = hiera('contacts')
$postfix_smtp_listen = 'all'
include site_config::x509::cert
include site_config::x509::key
include site_config::x509::client_ca::ca
include site_config::x509::client_ca::key
postfix::config {
'mynetworks':
value => "127.0.0.0/8 [::1]/128 [fe80::]/64 ${mynetworks}";
# Note: mydestination should not include @domain, because this is
# used in virtual alias maps.
'mydestination':
value => "\$myorigin, localhost, localhost.\$mydomain";
'myhostname':
value => $host_domain;
'mailbox_size_limit':
value => '0';
'home_mailbox':
value => 'Maildir/';
# Note: virtual-aliases map will take precedence over leap_mx
# lookup (tcp:localhost)
'virtual_alias_maps':
value => 'hash:/etc/postfix/virtual-aliases tcp:localhost:4242';
'luser_relay':
value => 'vmail';
'smtpd_tls_received_header':
value => 'yes';
# Note: we are setting this here, instead of in site_postfix::mx::smtp_tls
# because the satellites need to have a different value
'smtp_tls_security_level':
value => 'may';
# reject inbound mail to system users
# see https://leap.se/code/issues/6829
# this blocks *only* mails to system users, that don't appear in the
# alias map
'local_recipient_maps':
value => '$alias_maps';
'smtpd_milters':
value => 'unix:/run/clamav/milter.ctl';
'milter_default_action':
value => 'accept';
}
include site_postfix::mx::smtpd_checks
include site_postfix::mx::checks
include site_postfix::mx::smtp_tls
include site_postfix::mx::smtpd_tls
include site_postfix::mx::static_aliases
include site_postfix::mx::rewrite_openpgp_header
include clamav
# greater verbosity for debugging, take out for production
#include site_postfix::debug
user { 'vmail':
ensure => present,
comment => 'Leap Mailspool',
home => '/var/mail/vmail',
shell => '/bin/false',
managehome => true,
}
class { 'postfix':
preseed => true,
root_mail_recipient => $root_mail_recipient,
smtp_listen => 'all',
mastercf_tail =>
"smtps inet n - - - - smtpd
-o smtpd_tls_wrappermode=yes
-o smtpd_tls_security_level=encrypt
-o smtpd_recipient_restrictions=\$smtps_recipient_restrictions
-o smtpd_helo_restrictions=\$smtps_helo_restrictions
-o smtpd_client_restrictions=
-o cleanup_service_name=clean_smtps
clean_smtps unix n - n - 0 cleanup
-o header_checks=pcre:/etc/postfix/checks/rewrite_openpgp_headers",
require => [
Class['Site_config::X509::Key'],
Class['Site_config::X509::Cert'],
Class['Site_config::X509::Client_ca::Key'],
Class['Site_config::X509::Client_ca::Ca'],
User['vmail'] ]
}
}
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