postfix

main.cf

inet_interfaces = all
mynetworks_style = host

in_flow_delay = 10s

alias_maps = hash:/etc/aliases

recipient_delimiter = +


smtpd_banner = $myhostname ESMTP $mail_name
#smtpd_banner = $myhostname ESMTP $mail_name ($mail_version)

virtual_mailbox_domains = pgsql:/etc/postfix/pgsql/domains
virtual_mailbox_maps = pgsql:/etc/postfix/pgsql/mailbox
virtual_alias_maps = pgsql:/etc/postfix/pgsql/aliases
#virtual_transport = lmtp:unix:private/dovecot-lmtp
sender_bcc_maps = pgsql:/etc/postfix/pgsql/sent_mail

smtpd_sasl_type = dovecot
smtpd_sasl_path = private/auth
smtpd_sasl_auth_enable = no
smtpd_sender_login_maps = pgsql:/etc/postfix/pgsql/valid_senders

smtpd_reject_unlisted_sender = yes
smtpd_relay_restrictions = reject_unverified_recipient, permit_mynetworks, permit_sasl_authenticated, permit_auth_destination, reject
smtpd_recipient_restrictions = reject_unknown_recipient_domain, reject_unlisted_recipient, reject_unverified_recipient, 
	permit_mynetworks, permit_sasl_authenticated, permit_auth_destination, 
	reject_rbl_client zen.spamhaus.org, reject_rbl_client bl.spamcop.net, reject_rhsbl_helo dbl.spamhaus.org, reject_rhsbl_sender dbl.spamhaus.org,
	permit
smtpd_sender_restrictions = check_sender_access hash:/etc/mail/access,
	permit_mynetworks, 
	reject_sender_login_mismatch, reject_unknown_sender_domain, reject_unlisted_sender, warn_if_reject reject_unverified_sender, 
	permit

maximal_queue_lifetime = 2d
address_verify_map = btree:$data_directory/verify_cache
address_verify_negative_refresh_time = 8h

smtpd_tls_cert_file = /etc/mail/certs/mail.crt
smtpd_tls_key_file = /etc/mail/certs/mail.key
smtpd_tls_security_level = may
smtpd_tls_protocols = TLSv1.2 TLSv1.1 TLSv1

content_filter = localhost:10027

master.cf

#
# Postfix master process configuration file.  For details on the format
# of the file, see the master(5) manual page (command: "man 5 master" or
# on-line: http://www.postfix.org/master.5.html).
#
# Do not forget to execute "postfix reload" after editing this file.
#
# ==========================================================================
# service type  private unpriv  chroot  wakeup  maxproc command + args
#               (yes)   (yes)   (yes)   (never) (100)
# ==========================================================================
smtp      inet  n       -       n       -       -       smtpd
#smtp      inet  n       -       n       -       1       postscreen
#smtpd     pass  -       -       n       -       -       smtpd
#dnsblog   unix  -       -       n       -       0       dnsblog
#tlsproxy  unix  -       -       n       -       0       tlsproxy
#submission inet n       -       n       -       -       smtpd
#  -o syslog_name=postfix/submission
#  -o smtpd_tls_security_level=encrypt
#  -o smtpd_sasl_auth_enable=yes
#  -o smtpd_relay_restrictions=permit_sasl_authenticated,reject

smtps     inet  n       -       n       -       -       smtpd
  -o syslog_name=postfix/smtps
  -o smtpd_tls_wrappermode=yes
  -o smtpd_sasl_auth_enable=yes
  -o smtpd_relay_restrictions=permit_sasl_authenticated,reject

# filtered mail acceptor
localhost:10025 inet n - n - 2 smtpd
	-o content_filter=
	-o local_recipient_maps=
	-o relay_recipient_maps=
	-o smtpd_restriction_classes=
	-o smtpd_client_restrictions=
	-o smtpd_helo_restrictions=
	-o smtpd_sender_restrictions=
	-o smtpd_recipient_restrictions=permit_mynetworks,reject
	-o mynetworks=127.0.0.1,[::1]
	-o strict_rfc821_envelopes=yes
	-o smtpd_error_sleep_time=0
	-o smtpd_soft_error_limit=1000
	-o smtpd_hard_error_limit=1001
	-o smtpd_client_connection_count_limit=0
	-o smtpd_client_connection_rate_limit=0
	-o receive_override_options=no_header_body_checks
	-o smtpd_authorized_xforward_hosts=127.0.0.1,[::1]

#628       inet  n       -       n       -       -       qmqpd
pickup    unix  n       -       n       60      1       pickup
cleanup   unix  n       -       n       -       0       cleanup
qmgr      unix  n       -       n       300     1       qmgr
#qmgr     unix  n       -       n       300     1       oqmgr
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
#       -o smtp_helo_timeout=5 -o smtp_connect_timeout=5
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
anvil     unix  -       -       n       -       1       anvil
scache    unix  -       -       n       -       1       scache
#
# ====================================================================
# Interfaces to non-Postfix software. Be sure to examine the manual
# pages of the non-Postfix software to find out what options it wants.
#
# Many of the following services use the Postfix pipe(8) delivery
# agent.  See the pipe(8) man page for information about ${recipient}
# and other message envelope options.
# ====================================================================
#
# maildrop. See the Postfix MAILDROP_README file for details.
# Also specify in main.cf: maildrop_destination_recipient_limit=1
#
#maildrop  unix  -       n       n       -       -       pipe
#  flags=DRhu user=vmail argv=/usr/local/bin/maildrop -d ${recipient}
#
# ====================================================================
#
# Recent Cyrus versions can use the existing "lmtp" master.cf entry.
#
# Specify in cyrus.conf:
#   lmtp    cmd="lmtpd -a" listen="localhost:lmtp" proto=tcp4
#
# Specify in main.cf one or more of the following:
#  mailbox_transport = lmtp:inet:localhost
#  virtual_transport = lmtp:inet:localhost
#
# ====================================================================
#
# Cyrus 2.1.5 (Amos Gouaux)
# Also specify in main.cf: cyrus_destination_recipient_limit=1
#
#cyrus     unix  -       n       n       -       -       pipe
#  user=cyrus argv=/cyrus/bin/deliver -e -r ${sender} -m ${extension} ${user}
#
# ====================================================================
#
# Old example of delivery via Cyrus.
#
#old-cyrus unix  -       n       n       -       -       pipe
#  flags=R user=cyrus argv=/cyrus/bin/deliver -e -m ${extension} ${user}
#
# ====================================================================


amavis unix - - n - 2 lmtp
	-o disable_dns_lookups=yes
	-o lmtp_send_xforward_command=yes
	-o lmtp_data_done_timeout=1200