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1c24de19c3941639f35afe3b4fa11e1bcde77d9f
mailcow-dockerized/data/conf/postfix/master.cf
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CFEngine3
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# inter-mx with postscreen on 25/tcp
smtp inet n - n - 1 postscreen
10025 inet n - n - 1 postscreen
-o postscreen_upstream_proxy_protocol=haproxy
-o syslog_name=haproxy
smtpd pass - - n - - smtpd
-o smtpd_sasl_auth_enable=no
-o smtpd_sender_restrictions=permit_mynetworks,reject_unlisted_sender,reject_unknown_sender_domain
# smtpd tls-wrapped (smtps) on 465/tcp
# TLS protocol can be modified by setting smtps_smtpd_tls_mandatory_protocols in extra.cf
smtps inet n - n - - smtpd
-o smtpd_tls_wrappermode=yes
-o smtpd_client_restrictions=permit_mynetworks,permit_sasl_authenticated,reject
-o smtpd_tls_mandatory_protocols=$smtps_smtpd_tls_mandatory_protocols
-o tls_preempt_cipherlist=yes
-o cleanup_service_name=smtp_sender_cleanup
-o syslog_name=postfix/smtps
10465 inet n - n - - smtpd
-o smtpd_upstream_proxy_protocol=haproxy
-o smtpd_tls_wrappermode=yes
-o smtpd_client_restrictions=permit_mynetworks,permit_sasl_authenticated,reject
-o smtpd_tls_mandatory_protocols=$smtps_smtpd_tls_mandatory_protocols
-o tls_preempt_cipherlist=yes
-o cleanup_service_name=smtp_sender_cleanup
-o syslog_name=postfix/smtps-haproxy
# smtpd with starttls on 587/tcp
# TLS protocol can be modified by setting submission_smtpd_tls_mandatory_protocols in extra.cf
submission inet n - n - - smtpd
-o smtpd_client_restrictions=permit_mynetworks,permit_sasl_authenticated,reject
-o smtpd_tls_security_level=encrypt
-o smtpd_tls_mandatory_protocols=$submission_smtpd_tls_mandatory_protocols
-o tls_preempt_cipherlist=yes
-o cleanup_service_name=smtp_sender_cleanup
-o syslog_name=postfix/submission
10587 inet n - n - - smtpd
-o smtpd_upstream_proxy_protocol=haproxy
-o smtpd_client_restrictions=permit_mynetworks,permit_sasl_authenticated,reject
-o smtpd_tls_security_level=encrypt
-o smtpd_tls_mandatory_protocols=$submission_smtpd_tls_mandatory_protocols
-o tls_preempt_cipherlist=yes
-o cleanup_service_name=smtp_sender_cleanup
-o syslog_name=postfix/submission-haproxy
# used by SOGo
# smtpd_sender_restrictions should match main.cf, but with check_sasl_access prepended for login-as-mailbox-user function
588 inet n - n - - smtpd
-o smtpd_client_restrictions=permit_mynetworks,permit_sasl_authenticated,reject
-o smtpd_tls_auth_only=no
-o smtpd_sender_restrictions=check_sasl_access,regexp:/opt/postfix/conf/allow_mailcow_local.regexp,reject_authenticated_sender_login_mismatch,permit_mynetworks,permit_sasl_authenticated,reject_unlisted_sender,reject_unknown_sender_domain
-o cleanup_service_name=smtp_sender_cleanup
-o syslog_name=postfix/sogo
# used to reinject quarantine mails
590 inet n - n - - smtpd
-o smtpd_helo_restrictions=
-o smtpd_client_restrictions=permit_mynetworks,reject
-o smtpd_tls_auth_only=no
-o smtpd_milters=
-o non_smtpd_milters=
-o syslog_name=postfix/quarantine
# used to send bcc mails and archive copies (sender archive-bounce@localhost goes to the archive)
591 inet n - n - - smtpd
-o smtpd_helo_restrictions=
-o smtpd_client_restrictions=permit_mynetworks,reject
-o smtpd_tls_auth_only=no
-o smtpd_milters=
-o non_smtpd_milters=
-o smtpd_sender_restrictions=check_sender_access,proxy:mysql:/opt/postfix/conf/sql/mysql_archive_sender_filter_maps.cf,permit_mynetworks,reject
-o syslog_name=postfix/bcc
# enforced smtp connector
smtp_enforced_tls unix - - n - - smtp
-o smtp_tls_security_level=encrypt
-o syslog_name=enforced-tls-smtp
-o smtp_delivery_status_filter=pcre:/opt/postfix/conf/smtp_dsn_filter
# smtp connector used, when a transport map matched
# this helps to have different sasl maps than we have with sender dependent transport maps
smtp_via_transport_maps unix - - n - - smtp
-o smtp_sasl_password_maps=proxy:mysql:/opt/postfix/conf/sql/mysql_sasl_passwd_maps_transport_maps.cf
# archive copies (journal) to the archive set in the admin UI: only mails from archive-bounce@localhost on 591 get here
# (FILTER of mysql_archive_sender_filter_maps), sent unchanged, TLS by default, refusals are retried (soft_bounce)
# until maximal_queue_lifetime
archive_smtp unix - - n - - smtp
-o soft_bounce=yes
-o smtp_header_checks=
-o smtp_mime_header_checks=
-o smtp_nested_header_checks=
-o smtp_body_checks=
-o smtp_line_length_limit=0
-o disable_mime_output_conversion=yes
-o smtp_tls_security_level=encrypt
-o smtp_tls_policy_maps=proxy:mysql:/opt/postfix/conf/sql/mysql_archive_tls_policy_maps.cf
-o smtp_sasl_auth_enable=yes
-o smtp_sasl_password_maps=proxy:mysql:/opt/postfix/conf/sql/mysql_archive_sasl_passwd_maps.cf
-o smtp_sasl_tls_security_options=noanonymous
-o syslog_name=postfix/archive
# notices about archive copies (delays, bounces) go to archive-bounce@localhost and are dropped here
archive_discard unix - - n - - discard
-o syslog_name=postfix/archive
tlsproxy unix - - n - 0 tlsproxy
dnsblog unix - - n - 0 dnsblog
pickup fifo n - n 60 1 pickup
cleanup unix n - n - 0 cleanup
qmgr fifo n - n 300 1 qmgr
tlsmgr unix - - n 1000? 1 tlsmgr
rewrite unix - - n - - trivial-rewrite
bounce unix - - n - 0 bounce
defer unix - - n - 0 bounce
trace unix - - n - 0 bounce
verify unix - - n - 1 verify
flush unix n - n 1000? 0 flush
proxymap unix - - n - - proxymap
proxywrite unix - - n - 1 proxymap
smtp unix - - n - - smtp
relay unix - - n - - smtp
showq unix n - n - - showq
error unix - - n - - error
retry unix - - n - - error
discard unix - - n - - discard
local unix - n n - - local
virtual unix - n n - - virtual
lmtp unix - - n - - lmtp flags=O
anvil unix - - n - 1 anvil
scache unix - - n - 1 scache
maildrop unix - n n - - pipe flags=DRhu
user=vmail argv=/usr/bin/maildrop -d ${recipient}
# used to anonymize sender IP
smtp_sender_cleanup unix n - y - 0 cleanup
-o header_checks=$smtp_header_checks
# start whitelist_fwd
127.0.0.1:10027 inet n n n - 0 spawn user=nobody argv=/usr/local/bin/whitelist_forwardinghosts.sh
# end whitelist_fwd
# start watchdog-specific
# logs to local7 (hidden)
589 inet n - n - - smtpd
-o smtpd_client_restrictions=permit_mynetworks,reject
-o syslog_name=watchdog
-o syslog_facility=local7
-o smtpd_milters=
-o cleanup_service_name=watchdog_cleanup
-o non_smtpd_milters=
watchdog_cleanup unix n - n - 0 cleanup
-o syslog_name=watchdog
-o syslog_facility=local7
-o queue_service_name=watchdog_qmgr
watchdog_qmgr fifo n - n 300 1 qmgr
-o syslog_facility=local7
-o syslog_name=watchdog
-o rewrite_service_name=watchdog_rewrite
watchdog_rewrite unix - - n - - trivial-rewrite
-o syslog_facility=local7
-o syslog_name=watchdog
-o local_transport=watchdog_discard
watchdog_discard unix - - n - - discard
-o syslog_facility=local7
-o syslog_name=watchdog
# end watchdog-specific
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