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- # --------------------
- # INSTALL-TIME CONFIGURATION INFORMATION
- #
- # location of the Postfix queue. Default is /var/spool/postfix.
- queue_directory = /var/spool/postfix
- # location of all postXXX commands. Default is /usr/sbin.
- command_directory = /usr/sbin
- # location of all Postfix daemon programs (i.e. programs listed in the
- # master.cf file). This directory must be owned by root.
- # Default is /usr/libexec/postfix
- daemon_directory = /usr/libexec/postfix
- # location of Postfix-writable data files (caches, random numbers).
- # This directory must be owned by the mail_owner account (see below).
- # Default is /var/lib/postfix.
- data_directory = /var/lib/postfix
- # owner of the Postfix queue and of most Postfix daemon processes.
- # Specify the name of a user account THAT DOES NOT SHARE ITS USER OR GROUP ID
- # WITH OTHER ACCOUNTS AND THAT OWNS NO OTHER FILES OR PROCESSES ON THE SYSTEM.
- # In particular, don't specify nobody or daemon. PLEASE USE A DEDICATED USER.
- # Default is postfix.
- mail_owner = postfix
- # The following parameters are used when installing a new Postfix version.
- #
- # sendmail_path: The full pathname of the Postfix sendmail command.
- # This is the Sendmail-compatible mail posting interface.
- #
- sendmail_path = /usr/sbin/sendmail.postfix
- # newaliases_path: The full pathname of the Postfix newaliases command.
- # This is the Sendmail-compatible command to build alias databases.
- #
- newaliases_path = /usr/bin/newaliases.postfix
- # full pathname of the Postfix mailq command. This is the Sendmail-compatible
- # mail queue listing command.
- mailq_path = /usr/bin/mailq.postfix
- # group for mail submission and queue management commands.
- # This must be a group name with a numerical group ID that is not shared with
- # other accounts, not even with the Postfix account.
- setgid_group = postdrop
- # external command that is executed when a Postfix daemon program is run with
- # the -D option.
- #
- # Use "command .. & sleep 5" so that the debugger can attach before
- # the process marches on. If you use an X-based debugger, be sure to
- # set up your XAUTHORITY environment variable before starting Postfix.
- #
- debugger_command =
- PATH=/bin:/usr/bin:/usr/local/bin:/usr/X11R6/bin
- ddd $daemon_directory/$process_name $process_id & sleep 5
- debug_peer_level = 2
- # --------------------
- # CUSTOM SETTINGS
- #
- # SMTP server response code when recipient or domain not found.
- unknown_local_recipient_reject_code = 550
- # Do not notify local user.
- biff = no
- # Disable the rewriting of "site!user" into "user@site".
- swap_bangpath = no
- # Disable the rewriting of the form "user%domain" to "user@domain".
- allow_percent_hack = no
- # Allow recipient address start with '-'.
- allow_min_user = no
- # Disable the SMTP VRFY command. This stops some techniques used to
- # harvest email addresses.
- disable_vrfy_command = yes
- # Enable both IPv4 and/or IPv6: ipv4, ipv6, all.
- inet_protocols = all
- # Enable all network interfaces.
- inet_interfaces = all
- #
- # TLS settings.
- #
- # SSL key, certificate, CA
- #
- smtpd_tls_key_file = /etc/pki/tls/private/iRedMail.key
- smtpd_tls_cert_file = /etc/pki/tls/certs/iRedMail.crt
- smtpd_tls_CAfile = /etc/pki/tls/certs/iRedMail.crt
- smtpd_tls_CApath = /etc/pki/tls/certs
- #
- # Disable SSLv2, SSLv3
- #
- smtpd_tls_protocols = !SSLv2 !SSLv3
- smtpd_tls_mandatory_protocols = !SSLv2 !SSLv3
- smtp_tls_protocols = !SSLv2 !SSLv3
- smtp_tls_mandatory_protocols = !SSLv2 !SSLv3
- lmtp_tls_protocols = !SSLv2 !SSLv3
- lmtp_tls_mandatory_protocols = !SSLv2 !SSLv3
- #
- # Fix 'The Logjam Attack'.
- #
- smtpd_tls_exclude_ciphers = aNULL, eNULL, EXPORT, DES, RC4, MD5, PSK, aECDH, EDH-DSS-DES-CBC3-SHA, EDH-RSA-DES-CDC3-SHA, KRB5-DE5, CBC3-SHA
- smtpd_tls_dh512_param_file = /etc/pki/tls/dh512_param.pem
- smtpd_tls_dh1024_param_file = /etc/pki/tls/dh2048_param.pem
- tls_random_source = dev:/dev/urandom
- # Log only a summary message on TLS handshake completion — no logging of client
- # certificate trust-chain verification errors if client certificate
- # verification is not required. With Postfix 2.8 and earlier, log the summary
- # message, peer certificate summary information and unconditionally log
- # trust-chain verification errors.
- smtp_tls_loglevel = 1
- smtpd_tls_loglevel = 1
- # Opportunistic TLS: announce STARTTLS support to remote SMTP clients, but do
- # not require that clients use TLS encryption.
- smtpd_tls_security_level = may
- # Produce `Received:` message headers that include information about the
- # protocol and cipher used, as well as the remote SMTP client CommonName and
- # client certificate issuer CommonName.
- # This is disabled by default, as the information may be modified in transit
- # through other mail servers. Only information that was recorded by the final
- # destination can be trusted.
- #smtpd_tls_received_header = yes
- # Opportunistic TLS, used when Postfix sends email to remote SMTP server.
- # Use TLS if this is supported by the remote SMTP server, otherwise use
- # plaintext.
- # References:
- # - http://www.postfix.org/TLS_README.html#client_tls_may
- # - http://www.postfix.org/postconf.5.html#smtp_tls_security_level
- smtp_tls_security_level = may
- # Use the same CA file as smtpd.
- smtp_tls_CApath = /etc/pki/tls/certs
- smtp_tls_CAfile = $smtpd_tls_CAfile
- smtp_tls_note_starttls_offer = yes
- # Enable long, non-repeating, queue IDs (queue file names).
- # The benefit of non-repeating names is simpler logfile analysis and easier
- # queue migration (there is no need to run "postsuper" to change queue file
- # names that don't match their message file inode number).
- enable_long_queue_ids = yes
- # Reject unlisted sender and recipient
- smtpd_reject_unlisted_recipient = yes
- smtpd_reject_unlisted_sender = yes
- # Header and body checks with PCRE table
- header_checks = pcre:/etc/postfix/header_checks
- body_checks = pcre:/etc/postfix/body_checks.pcre
- # A mechanism to transform commands from remote SMTP clients.
- # This is a last-resort tool to work around client commands that break
- # interoperability with the Postfix SMTP server. Other uses involve fault
- # injection to test Postfix's handling of invalid commands.
- # Requires Postfix-2.7+.
- smtpd_command_filter = pcre:/etc/postfix/command_filter.pcre
- # HELO restriction
- smtpd_helo_required = yes
- smtpd_helo_restrictions =
- permit_mynetworks
- permit_sasl_authenticated
- check_helo_access pcre:/etc/postfix/helo_access.pcre
- reject_non_fqdn_helo_hostname
- reject_unknown_helo_hostname
- # Sender restrictions
- smtpd_sender_restrictions =
- reject_unknown_sender_domain
- reject_non_fqdn_sender
- reject_unlisted_sender
- permit_mynetworks
- permit_sasl_authenticated
- check_sender_access pcre:/etc/postfix/sender_access.pcre
- # Recipient restrictions
- smtpd_recipient_restrictions =
- reject_non_fqdn_recipient
- reject_unlisted_recipient
- check_policy_service inet:127.0.0.1:7777
- permit_mynetworks
- permit_sasl_authenticated
- reject_unauth_destination
- # END-OF-MESSAGE restrictions
- smtpd_end_of_data_restrictions =
- check_policy_service inet:127.0.0.1:7777
- # Data restrictions
- smtpd_data_restrictions = reject_unauth_pipelining
- # SRS (Sender Rewriting Scheme) support
- #sender_canonical_maps = tcp:127.0.0.1:7778
- #sender_canonical_classes = envelope_sender
- #recipient_canonical_maps = tcp:127.0.0.1:7779
- #recipient_canonical_classes= envelope_recipient,header_recipient
- proxy_read_maps = $canonical_maps $lmtp_generic_maps $local_recipient_maps $mydestination $mynetworks $recipient_bcc_maps $recipient_canonical_maps $relay_domains $relay_recipient_maps $relocated_maps $sender_bcc_maps $sender_canonical_maps $smtp_generic_maps $smtpd_sender_login_maps $transport_maps $virtual_alias_domains $virtual_alias_maps $virtual_mailbox_domains $virtual_mailbox_maps $smtpd_sender_restrictions $sender_dependent_relayhost_maps
- # Avoid duplicate recipient messages. Default is 'yes'.
- enable_original_recipient = no
- # Virtual support.
- virtual_minimum_uid = 2000
- virtual_uid_maps = static:2000
- virtual_gid_maps = static:2000
- virtual_mailbox_base = /var/vmail
- # Do not set virtual_alias_domains.
- virtual_alias_domains =
- #
- # Enable SASL authentication on port 25 and force TLS-encrypted SASL authentication.
- # WARNING: NOT RECOMMENDED to enable smtp auth on port 25, all end users should
- # be forced to submit email through port 587 instead.
- #
- #smtpd_sasl_auth_enable = yes
- #smtpd_sasl_security_options = noanonymous
- #smtpd_tls_auth_only = yes
- # hostname
- myhostname = mail.xxx.ru
- myorigin = $mydomain
- mydomain = xxx.ru
- # trusted SMTP clients which are allowed to relay mail through Postfix.
- #
- # Note: additional IP addresses/networks listed in mynetworks should be listed
- # in iRedAPD setting 'MYNETWORKS' (in `/opt/iredapd/settings.py`) too.
- # for example:
- #
- # MYNETWORKS = ['xx.xx.xx.xx', 'xx.xx.xx.0/24', ...]
- #
- mynetworks = 127.0.0.1 [::1] , 192.168.20.0/24
- # Accepted local emails
- mydestination = $myhostname, localhost, localhost.localdomain
- alias_maps = hash:/etc/postfix/aliases
- alias_database = hash:/etc/postfix/aliases
- # Default message_size_limit.
- message_size_limit = 15728640
- # The set of characters that can separate a user name from its extension
- # (example: user+foo), or a .forward file name from its extension (example:
- # .forward+foo).
- # Postfix 2.11 and later supports multiple characters.
- recipient_delimiter = +
- # The time after which the sender receives a copy of the message headers of
- # mail that is still queued. Default setting is disabled (0h) by Postfix.
- #delay_warning_time = 1h
- #
- # Lookup virtual mail accounts
- #
- transport_maps =
- proxy:mysql:/etc/postfix/mysql/transport_maps_user.cf
- proxy:mysql:/etc/postfix/mysql/transport_maps_maillist.cf
- proxy:mysql:/etc/postfix/mysql/transport_maps_domain.cf
- sender_dependent_relayhost_maps =
- proxy:mysql:/etc/postfix/mysql/sender_dependent_relayhost_maps.cf
- # Lookup table with the SASL login names that own the sender (MAIL FROM) addresses.
- smtpd_sender_login_maps =
- proxy:mysql:/etc/postfix/mysql/sender_login_maps.cf
- virtual_mailbox_domains =
- proxy:mysql:/etc/postfix/mysql/virtual_mailbox_domains.cf
- relay_domains =
- $mydestination
- proxy:mysql:/etc/postfix/mysql/relay_domains.cf
- virtual_mailbox_maps =
- proxy:mysql:/etc/postfix/mysql/virtual_mailbox_maps.cf
- virtual_alias_maps =
- proxy:mysql:/etc/postfix/mysql/virtual_alias_maps.cf
- proxy:mysql:/etc/postfix/mysql/domain_alias_maps.cf
- proxy:mysql:/etc/postfix/mysql/catchall_maps.cf
- proxy:mysql:/etc/postfix/mysql/domain_alias_catchall_maps.cf
- sender_bcc_maps =
- proxy:mysql:/etc/postfix/mysql/sender_bcc_maps_user.cf
- proxy:mysql:/etc/postfix/mysql/sender_bcc_maps_domain.cf
- recipient_bcc_maps =
- proxy:mysql:/etc/postfix/mysql/recipient_bcc_maps_user.cf
- proxy:mysql:/etc/postfix/mysql/recipient_bcc_maps_domain.cf
- #
- # Postscreen
- #
- postscreen_greet_action = drop
- postscreen_blacklist_action = drop
- postscreen_dnsbl_action = drop
- postscreen_dnsbl_threshold = 2
- # Attention:
- # - zen.spamhaus.org free tire has 3 limits
- # (https://www.spamhaus.org/organization/dnsblusage/):
- #
- # 1) Your use of the Spamhaus DNSBLs is non-commercial*, and
- # 2) Your email traffic is less than 100,000 SMTP connections per day, and
- # 3) Your DNSBL query volume is less than 300,000 queries per day.
- #
- # - FAQ: "Your DNSBL blocks nothing at all!"
- # https://www.spamhaus.org/faq/section/DNSBL%20Usage#261
- #
- # It's strongly recommended to use a local DNS server for cache.
- postscreen_dnsbl_sites =
- zen.spamhaus.org=127.0.0.[2..11]*3
- b.barracudacentral.org=127.0.0.2*2
- postscreen_dnsbl_reply_map = texthash:/etc/postfix/postscreen_dnsbl_reply
- postscreen_access_list = permit_mynetworks cidr:/etc/postfix/postscreen_access.cidr
- # Require Postfix-2.11+
- #postscreen_dnsbl_whitelist_threshold = -2
- #
- # Dovecot SASL support.
- #
- smtpd_sasl_type = dovecot
- smtpd_sasl_path = private/dovecot-auth
- virtual_transport = dovecot
- dovecot_destination_recipient_limit = 1
- #
- # mlmmj - mailing list manager
- #
- mlmmj_destination_recipient_limit = 1
- #
- # Amavisd + SpamAssassin + ClamAV
- #
- content_filter = smtp-amavis:[127.0.0.1]:10024
- # Concurrency per recipient limit.
- smtp-amavis_destination_recipient_limit = 1
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