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10
postfix/templates/ldap_aliases.cf.tmpl
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10
postfix/templates/ldap_aliases.cf.tmpl
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start_tls = no
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server_host = ${LDAP_SCHEME}://${LDAP_HOST}:${LDAP_PORT}
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version = 3
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bind = yes
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bind_dn = cn=bind,dc=balsillie,dc=net
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bind_pw = ${LDAP_BIND_PW}
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search_base = ou=users,dc=balsillie,dc=net
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scope = sub
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query_filter = (&(objectClass=mailAccount)(mailEnabled=TRUE)(|(mailAlias=%s)(mail=%s)))
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result_attribute = mail
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10
postfix/templates/ldap_senders.cf.tmpl
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10
postfix/templates/ldap_senders.cf.tmpl
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start_tls = no
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server_host = ${LDAP_SCHEME}://${LDAP_HOST}:${LDAP_PORT}
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version = 3
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bind = yes
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bind_dn = cn=bind,dc=balsillie,dc=net
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bind_pw = ${LDAP_BIND_PW}
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search_base = ou=users,dc=balsillie,dc=net
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scope = sub
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query_filter = (&(objectClass=mailAccount)(mailEnabled=TRUE)(|(mailAlias=%s)(mail=%s)))
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result_attribute = mail,uid
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135
postfix/templates/main.cf.tmpl
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135
postfix/templates/main.cf.tmpl
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myhostname = ${POSTFIX_HOST}
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mydomain = ${POSTFIX_DOMAIN}
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myorigin = ${POSTFIX_DOMAIN}
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mynetworks = 127.0.0.0/8 10.64.0.0/12 10.96.10.10/32 10.96.10.254/32
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mydestination = ${POSTFIX_HOST} localhost
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biff = no
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bounce_queue_lifetime = 1d
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broken_sasl_auth_clients = no
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compatibility_level = 3.6
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header_checks = pcre:/config/header_checks.pcre
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inet_interfaces = all
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inet_protocols = ipv4
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# Not needed, lmtp uses unix socket
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# lmtp_tls_loglevel = 1
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# lmtp_tls_mandatory_protocols = !SSLv2, !SSLv3, !TLSv1, !TLSv1.1
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# lmtp_tls_protocols = !SSLv2, !SSLv3, !TLSv1, !TLSv1.1
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# lmtp_tls_security_level = none
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# lmtp_tls_wrappermode = no
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# lmtp_use_tls = no
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local_recipient_maps =
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local_transport = local:${POSTFIX_HOST}
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mailbox_size_limit = 51200000
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maillog_file = /dev/stdout
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maximal_queue_lifetime = 1d
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message_size_limit = 51200000
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mime_header_checks = pcre:/config/header_checks.pcre
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# Milters
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milter_protocol = 6
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milter_default_action = accept
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smtpd_milters = unix:/socket/dkim
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non_smtpd_milters = unix:/socket/dkim
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postscreen_access_list =
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postscreen_denylist_action = drop
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postscreen_dnsbl_action = enforce
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postscreen_dnsbl_allowlist_threshold = -1
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postscreen_dnsbl_sites =
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zen.spamhaus.org=127.0.1.[2..254]*3,
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ix.dnsbl.manitu.net*3,
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bl.spamcop.net,
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b.barracudacentral.org,
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safe.dnsbl.sorbs.net,
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swl.spamhaus.org*-10,
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postscreen_dnsbl_threshold = 3
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postscreen_greet_action = ignore
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postscreen_greet_banner =
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postscreen_upstream_proxy_protocol =
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# proxy_interfaces = x.x.x.x # Set with postconf during startup
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recipient_delimiter = +
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relay_domains =
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relayhost =
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sender_dependent_relayhost_maps =
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smtp_tls_CAfile = /etc/ssl/certs/ca-certificates.crt
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smtp_tls_mandatory_protocols = !SSLv2, !SSLv3
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smtp_tls_note_starttls_offer = yes
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smtp_tls_policy_maps =
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smtp_tls_protocols = !SSLv2, !SSLv3
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smtp_tls_security_level = dane
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smtpd_banner = ${POSTFIX_HOST} ESMTP
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# SASL - SMTPS sasl settings specified in master.cf
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smtpd_sasl_auth_enable = no
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# SPF
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policyd-spf_time_limit = 3600
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# SMTPD restrictions
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smtpd_helo_required = yes
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smtpd_delay_reject = yes
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smtpd_client_restrictions =
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reject_unknown_reverse_client_hostname
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smtpd_helo_restrictions =
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reject_unknown_helo_hostname,
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reject_non_fqdn_helo_hostname,
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reject_invalid_helo_hostname
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smtpd_sender_restrictions =
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reject_non_fqdn_sender,
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reject_unknown_sender_domain
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smtpd_relay_before_recipient_restrictions = yes
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smtpd_relay_restrictions =
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permit_auth_destination,
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reject_unauth_destination,
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check_policy_service unix:private/spf
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smtpd_recipient_restrictions =
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reject_non_fqdn_recipient,
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reject_unlisted_recipient
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smtpd_data_restrictions =
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reject_unauth_pipelining,
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reject_multi_recipient_bounce
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# client , reject_rbl_client zen.spamhaus.org, reject_rhsbl_reverse_client dbl.spamhaus.org
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# helo , reject_rhsbl_helo dbl.spamhaus.org
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# sender , reject_rhsbl_sender dbl.spamhaus.org
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smtpd_tls_cert_file=/cert/tls.crt
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smtpd_tls_key_file=/cert/tls.key
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smtpd_tls_dh1024_param_file = /dh/dhparams.pem
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smtpd_tls_loglevel = 1
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smtpd_tls_mandatory_ciphers = medium
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smtpd_tls_mandatory_protocols = !SSLv2, !SSLv3, !TLSv1, !TLSv1.1
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smtpd_tls_protocols = !SSLv2, !SSLv3, !TLSv1, !TLSv1.1
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smtpd_tls_security_level = encrypt
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tls_medium_cipherlist = ECDHE-ECDSA-AES128-GCM-SHA256:ECDHE-RSA-AES128-GCM-SHA256:ECDHE-ECDSA-AES256-GCM-SHA384:ECDHE-RSA-AES256-GCM-SHA384:ECDHE-ECDSA-CHACHA20-POLY1305:ECDHE-RSA-CHACHA20-POLY1305:DHE-RSA-AES128-GCM-SHA256:DHE-RSA-AES256-GCM-SHA384
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tls_preempt_cipherlist = no
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tls_ssl_options = NO_COMPRESSION
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unverified_recipient_reject_code = 577
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virtual_alias_maps = ldap:/config/ldap_aliases.cf
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virtual_mailbox_base =
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virtual_mailbox_domains = ${POSTFIX_DOMAIN}
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virtual_mailbox_maps = ldap:/config/ldap_aliases.cf
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virtual_transport = lmtp:unix:/socket/lmtp
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# External IP templated at container start
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proxy_interfaces=${PUBLIC_IP}
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disable_dns_lookups = no
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smtp_dns_support_level = enabled
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smtp_host_lookup = dns
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smtpd_peername_lookup = yes
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