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# --------------------
# INSTALL-TIME CONFIGURATION INFORMATION
#
# location of the Postfix queue. Default is /var/spool/postfix.
queue_directory = PH_QUEUE_DIRECTORY
# location of all postXXX commands. Default is /usr/sbin.
command_directory = PH_COMMAND_DIRECTORY
# 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 = PH_DAEMON_DIRECTORY
# 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 = PH_DATA_DIRECTORY
# 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 = PH_MAIL_OWNER
# 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 = PH_SENDMAIL_PATH
# newaliases_path: The full pathname of the Postfix newaliases command.
# This is the Sendmail-compatible command to build alias databases.
#
newaliases_path = PH_NEWALIASES_PATH
# full pathname of the Postfix mailq command. This is the Sendmail-compatible
# mail queue listing command.
mailq_path = PH_MAILQ_PATH
# 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 = PH_SETGID_GROUP
# 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 = PH_SSL_KEY_FILE
smtpd_tls_cert_file = PH_SSL_CERT_FILE
smtpd_tls_CAfile = PH_SSL_CERT_FILE
smtpd_tls_CApath = PH_SSL_CERT_DIR
#
# 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 = PH_SSL_DH512_PARAM_FILE
smtpd_tls_dh1024_param_file = PH_SSL_DH1024_PARAM_FILE
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 = PH_SSL_CERT_DIR
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:PH_POSTFIX_FILE_HEADER_CHECKS
body_checks = pcre:PH_POSTFIX_FILE_BODY_CHECKS
# 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:PH_POSTFIX_FILE_SMTPD_COMMAND_FILTER
# HELO restriction
smtpd_helo_required = yes
smtpd_helo_restrictions =
permit_mynetworks
permit_sasl_authenticated
check_helo_access pcre:PH_POSTFIX_FILE_HELO_ACCESS
reject_non_fqdn_helo_hostname
reject_unknown_helo_hostname
# Sender restrictions
smtpd_sender_restrictions =
reject_non_fqdn_sender
reject_unlisted_sender
permit_mynetworks
permit_sasl_authenticated
check_sender_access pcre:PH_POSTFIX_FILE_SENDER_ACCESS
reject_unknown_sender_domain
# Recipient restrictions
smtpd_recipient_restrictions =
reject_non_fqdn_recipient
reject_unlisted_recipient
check_policy_service inet:PH_IREDAPD_SERVER_ADDRESS:PH_IREDAPD_LISTEN_PORT
permit_mynetworks
permit_sasl_authenticated
reject_unauth_destination
check_policy_service inet:127.0.0.1:PH_DOVECOT_SERVICE_QUOTA_STATUS_PORT
# END-OF-MESSAGE restrictions
smtpd_end_of_data_restrictions =
check_policy_service inet:PH_IREDAPD_SERVER_ADDRESS:PH_IREDAPD_LISTEN_PORT
# Data restrictions
smtpd_data_restrictions = reject_unauth_pipelining
# SRS (Sender Rewriting Scheme) support
#sender_canonical_maps = tcp:PH_IREDAPD_SERVER_ADDRESS:PH_IREDAPD_SRS_FORWARD_PORT
#sender_canonical_classes = envelope_sender
#recipient_canonical_maps = tcp:PH_IREDAPD_SERVER_ADDRESS:PH_IREDAPD_SRS_REVERSE_PORT
#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 = PH_SYS_USER_VMAIL_UID
virtual_uid_maps = static:PH_SYS_USER_VMAIL_UID
virtual_gid_maps = static:PH_SYS_GROUP_VMAIL_GID
virtual_mailbox_base = PH_STORAGE_BASE_DIR
# 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 = PH_HOSTNAME
myorigin = PH_HOSTNAME
mydomain = PH_HOSTNAME
# 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
# Accepted local emails
mydestination = $myhostname, localhost, localhost.localdomain
alias_maps = hash:PH_POSTFIX_FILE_ALIASES
alias_database = hash:PH_POSTFIX_FILE_ALIASES
# Default message_size_limit.
message_size_limit = PH_MESSAGE_SIZE_LIMIT_BYTES
# 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
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