Ben Vincent
a0d26686a4
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- add voxpupuli-postfix module to Puppetfile - create profiles::postfix::gateway class with config based on efa5 - add master.cf entries for postscreen, smtpd, dnsblog, and tlsproxy services - create postfix hash files: aliases, access controls, canonical maps - configure TLS with system PKI certificates and strong cipher suites - add transport and virtual alias mappings for mail routing
251 lines
8.0 KiB
Puppet
251 lines
8.0 KiB
Puppet
class profiles::postfix::gateway (
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$tls_cert_file = '/etc/pki/tls/vault/certificate.pem',
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$tls_key_file = '/etc/pki/tls/vault/certificate.pem',
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$tls_ca_file = '/etc/pki/ca-trust/extracted/pem/tls-ca-bundle.pem',
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) {
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$alias_maps = 'hash:/etc/aliases, hash:/etc/postfix/aliases'
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class { 'postfix':
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relayhost => 'direct',
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myorigin => 'main.unkin.net',
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mydestination => 'blank',
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mynetworks => '127.0.0.0/8 [::1]/128',
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alias_maps => $alias_maps,
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mta => true,
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manage_aliases => true,
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master_smtp => 'smtp inet n - n - 1 postscreen',
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master_entries => [
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# Postscreen backend services
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'smtpd pass - - n - - smtpd',
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'dnsblog unix - - n - 0 dnsblog',
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'tlsproxy unix - - n - 0 tlsproxy',
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],
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}
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postfix::config {
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'alias_database':
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value => $alias_maps;
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'default_destination_recipient_limit':
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value => '1';
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'disable_vrfy_command':
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value => 'yes';
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'enable_long_queue_ids':
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value => 'yes';
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'error_notice_recipient':
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value => 'root';
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'header_checks':
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value => 'regexp:/etc/postfix/header_checks';
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'local_recipient_maps':
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ensure => 'blank'; # no local mailboxes
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'local_transport':
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value => 'error:No local mail delivery';
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'mailbox_size_limit':
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value => '133169152'; # ~127MB
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'message_size_limit':
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value => '133169152'; # ~127MB
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'myhostname':
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value => 'in-mta.main.unkin.net';
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'non_smtpd_milters':
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ensure => 'blank';
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'postscreen_access_list':
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value => 'permit_mynetworks, cidr:/etc/postfix/postscreen_access';
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'postscreen_blacklist_action':
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value => 'enforce';
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'postscreen_cache_map':
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value => 'btree:$data_directory/postscreen_cache';
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'postscreen_dnsbl_action':
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value => 'enforce';
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'postscreen_dnsbl_sites':
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value => join([
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'zen.spamhaus.org*3',
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'b.barracudacentral.org=127.0.0.[2..11]*2',
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'bl.spameatingmonkey.net*2',
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'bl.spamcop.net',
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'dnsbl.sorbs.net',
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'swl.spamhaus.org*-4',
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'list.dnswl.org=127.[0..255].[0..255].0*-2',
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'list.dnswl.org=127.[0..255].[0..255].1*-4',
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'list.dnswl.org=127.[0..255].[0..255].[2..3]*-6'
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], ', ');
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'postscreen_dnsbl_threshold':
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value => '2';
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'postscreen_greet_action':
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value => 'enforce';
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'postscreen_greet_banner':
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value => '$smtpd_banner';
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'postscreen_greet_wait':
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value => "\${stress?2}\${stress:6}s";
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'qmqpd_authorized_clients':
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value => '127.0.0.1 [::1]';
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'recipient_canonical_maps':
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value => 'hash:/etc/postfix/recipient_canonical';
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'recipient_delimiter':
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value => '+';
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'relay_domains':
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value => 'hash:/etc/postfix/relay_domains';
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'relay_recipient_maps':
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value => 'hash:/etc/postfix/relay_recipients';
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'sender_canonical_maps':
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value => 'hash:/etc/postfix/sender_canonical';
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'smtp_tls_CAfile':
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value => $tls_ca_file;
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'smtp_tls_mandatory_protocols':
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value => '!SSLv2,!SSLv3';
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'smtp_tls_note_starttls_offer':
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value => 'yes';
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'smtp_tls_protocols':
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value => '!SSLv2,!SSLv3';
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'smtp_tls_security_level':
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value => 'may';
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'smtp_tls_session_cache_database':
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value => 'btree:/var/lib/postfix/smtp_tls_session_cache';
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'smtp_use_tls':
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value => 'yes';
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'smtpd_banner':
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value => '$myhostname ESMTP $mail_name';
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'smtpd_client_restrictions':
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value => 'permit_sasl_authenticated, permit_mynetworks, reject_rbl_client zen.spamhaus.org';
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'smtpd_data_restrictions':
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value => 'reject_unauth_pipelining';
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'smtpd_delay_reject':
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value => 'yes';
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'smtpd_discard_ehlo_keywords':
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value => 'chunking, silent-discard';
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'smtpd_forbid_bare_newline':
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value => 'yes';
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'smtpd_forbid_bare_newline_exclusions':
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value => '$mynetworks';
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'smtpd_forbid_unauth_pipelining':
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value => 'yes';
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'smtpd_helo_required':
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value => 'yes';
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'smtpd_helo_restrictions':
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value => 'check_helo_access hash:/etc/postfix/helo_access, reject_invalid_hostname';
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'smtpd_milters':
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value => 'inet:127.0.0.1:33333';
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'smtpd_recipient_restrictions':
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value => join([
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'permit_sasl_authenticated',
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'permit_mynetworks',
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'reject_unauth_destination',
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'reject_non_fqdn_recipient',
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'reject_unknown_recipient_domain',
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'check_recipient_access hash:/etc/postfix/recipient_access',
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'check_policy_service inet:127.0.0.1:2501',
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'reject_unverified_recipient'
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], ', ');
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'smtpd_relay_restrictions':
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value => 'permit_sasl_authenticated, permit_mynetworks, reject_unauth_destination';
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'smtpd_sender_restrictions':
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value => join([
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'permit_sasl_authenticated',
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'check_sender_access hash:/etc/postfix/sender_access',
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'reject_non_fqdn_sender',
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'reject_unknown_sender_domain'
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], ', ');
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'smtpd_tls_CAfile':
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value => $tls_ca_file;
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'smtpd_tls_cert_file':
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value => $tls_cert_file;
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'smtpd_tls_ciphers':
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value => 'medium';
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'smtpd_tls_key_file':
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value => $tls_key_file;
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'smtpd_tls_loglevel':
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value => '1';
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'smtpd_tls_mandatory_protocols':
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value => '!SSLv2,!SSLv3';
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'smtpd_tls_protocols':
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value => '!SSLv2,!SSLv3';
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'smtpd_tls_received_header':
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value => 'yes';
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'smtpd_tls_security_level':
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value => 'may';
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'smtpd_tls_session_cache_database':
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value => 'btree:/var/lib/postfix/smtpd_tls_session_cache';
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'smtpd_tls_session_cache_timeout':
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value => '3600s';
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'smtpd_use_tls':
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value => 'yes';
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'tls_medium_cipherlist':
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value => join([
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'ECDSA+AESGCM:ECDH+AESGCM:DH+AESGCM:ECDSA+AES:ECDH+AES:DH+AES',
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'ECDH+3DES:DH+3DES:RSA+AESGCM:RSA+AES:RSA+3DES:!aNULL:!MD5:!DSS'
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], ':');
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'tls_preempt_cipherlist':
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value => 'yes';
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'tls_random_source':
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value => 'dev:/dev/urandom';
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'unverified_recipient_reject_code':
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value => '550';
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'unverified_recipient_reject_reason':
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value => 'No user at this address';
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}
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postfix::map { 'postscreen_access':
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ensure => present,
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type => 'cidr',
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source => 'puppet:///modules/profiles/postfix/gateway/postscreen_access'
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}
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postfix::map { 'relay_recipients':
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ensure => present,
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type => 'hash',
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source => 'puppet:///modules/profiles/postfix/gateway/relay_recipients'
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}
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postfix::map { 'relay_domains':
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ensure => present,
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type => 'hash',
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source => 'puppet:///modules/profiles/postfix/gateway/relay_domains'
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}
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postfix::map { 'aliases':
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ensure => present,
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type => 'hash',
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source => 'puppet:///modules/profiles/postfix/gateway/aliases'
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}
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postfix::map { 'helo_access':
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ensure => present,
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type => 'hash',
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source => 'puppet:///modules/profiles/postfix/gateway/helo_access'
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}
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postfix::map { 'sender_access':
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ensure => present,
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type => 'hash',
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source => 'puppet:///modules/profiles/postfix/gateway/sender_access'
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}
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postfix::map { 'recipient_access':
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ensure => present,
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type => 'hash',
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source => 'puppet:///modules/profiles/postfix/gateway/recipient_access'
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}
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postfix::map { 'recipient_canonical':
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ensure => present,
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type => 'hash',
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source => 'puppet:///modules/profiles/postfix/gateway/recipient_canonical'
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}
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postfix::map { 'sender_canonical':
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ensure => present,
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type => 'hash',
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source => 'puppet:///modules/profiles/postfix/gateway/sender_canonical'
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}
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postfix::transport {
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'main.unkin.net':
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ensure => present,
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destination => 'relay',
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nexthop => 'ausyd1nxvm2120.main.unkin.net:25';
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}
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postfix::virtual {
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'root':
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ensure => present,
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destination => 'ben@main.unkin.net';
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'postmaster':
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ensure => present,
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destination => 'ben@main.unkin.net';
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'abuse':
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ensure => present,
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destination => 'ben@main.unkin.net';
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}
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}
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