smtpd_banner = $myhostname ESMTP $mail_name (Ubuntu)
biff = no

# appending .domain is the MUA's job.
append_dot_mydomain = no

# Uncomment the next line to generate "delayed mail" warnings
#delay_warning_time = 4h

readme_directory = no

# TLS parameters
smtpd_sasl_auth_enable = yes
broken_sasl_auth_clients = yes
smtpd_sasl_authenticated_header = yes

smtp_use_tls = yes
smtpd_use_tls = yes
smtpd_tls_auth_only = no
smtp_tls_note_starttls_offer = yes
smtpd_tls_key_file = /etc/ssl/startssl/mail.key
smtpd_tls_cert_file = /etc/ssl/startssl/mail.crt
smtpd_tls_CAfile = /etc/ssl/startssl/ca-bundle.crt
smtp_tls_CAfile = $smtpd_tls_CAfile
smtpd_tls_loglevel = 4
smtpd_tls_received_header = yes
smtpd_tls_session_cache_timeout = 3600s
tls_random_source = dev:/dev/urandom

smtpd_relay_restrictions = permit_mynetworks permit_sasl_authenticated defer_unauth_destination
myhostname = myrealdomain.ru
alias_maps = hash:/etc/aliases
alias_database = hash:/etc/aliases
myorigin = /etc/mailname
mydestination =
relayhost =
mynetworks = 127.0.0.0/8 [::ffff:127.0.0.0]/104 [::1]/128 [::ffff:54.148.94.38]
mailbox_size_limit = 0
recipient_delimiter = +
inet_interfaces = all
inet_protocols = all
home_mailbox = Maildir/

virtual_mailbox_domains = mysql:/etc/postfix/mysql/domains.cf
virtual_mailbox_base = /home/vmail
virtual_mailbox_maps = mysql:/etc/postfix/mysql/mailboxes.cf
virtual_alias_maps = mysql:/etc/postfix/mysql/alias.cf

virtual_mailbox_limit = 0
virtual_minimum_uid = 1000
virtual_uid_maps = static:5000
virtual_gid_maps = static:5000

smtpd_sender_restrictions =
    permit_mynetworks
    permit_sasl_authenticated
    permit_tls_clientcerts

smtpd_recipient_restrictions =
    permit_mynetworks
    permit_sasl_authenticated
    reject_unauth_destination
    reject_unlisted_recipient
    reject_unverified_recipient

milter_default_action = accept
milter_protocol = 2
smtpd_milters = unix:/var/run/opendkim/opendkim.sock
non_smtpd_milters = unix:/var/run/opendkim/opendkim.sock