mirror of
https://github.com/mailcow/mailcow-dockerized.git
synced 2024-12-14 10:52:49 +02:00
1dc9d3fa27
Prefer server-side ciphers to prevent client-side cipher downgrade. Already enabled in Dovecot.
135 lines
6.7 KiB
CFEngine3
135 lines
6.7 KiB
CFEngine3
biff = no
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append_dot_mydomain = no
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smtpd_tls_cert_file = /etc/ssl/mail/cert.pem
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smtpd_tls_key_file = /etc/ssl/mail/key.pem
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smtpd_use_tls=yes
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smtpd_tls_received_header = yes
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smtpd_tls_session_cache_database = btree:${data_directory}/smtpd_scache
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smtp_tls_session_cache_database = btree:${data_directory}/smtp_scache
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smtpd_relay_restrictions = permit_mynetworks permit_sasl_authenticated defer_unauth_destination
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alias_maps = hash:/etc/aliases
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alias_database = hash:/etc/aliases
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relayhost =
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mynetworks = 127.0.0.0/8 [::ffff:127.0.0.0]/104 [::1]/128 10.0.0.0/8 172.16.0.0/12 192.168.0.0/16 [fe80::]/10 [fc00::]/7
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mailbox_size_limit = 0
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recipient_delimiter = +
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inet_interfaces = all
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inet_protocols = all
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bounce_queue_lifetime = 1d
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broken_sasl_auth_clients = yes
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disable_vrfy_command = yes
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maximal_backoff_time = 1800s
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maximal_queue_lifetime = 1d
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message_size_limit = 104857600
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milter_default_action = accept
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milter_protocol = 6
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minimal_backoff_time = 300s
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plaintext_reject_code = 550
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postscreen_access_list = permit_mynetworks, cidr:/opt/postfix/conf/postscreen_access.cidr, tcp:127.0.0.1:10027
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postscreen_bare_newline_enable = no
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postscreen_blacklist_action = drop
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postscreen_cache_cleanup_interval = 24h
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postscreen_cache_map = proxy:btree:$data_directory/postscreen_cache
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postscreen_dnsbl_action = enforce
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postscreen_dnsbl_sites = b.barracudacentral.org=127.0.0.2*7 dnsbl.inps.de=127.0.0.2*7 bl.mailspike.net=127.0.0.2*5 bl.mailspike.net=127.0.0.[10;11;12]*4 dnsbl.sorbs.net=127.0.0.10*8 dnsbl.sorbs.net=127.0.0.5*6 dnsbl.sorbs.net=127.0.0.7*3 dnsbl.sorbs.net=127.0.0.8*2 dnsbl.sorbs.net=127.0.0.6*2 dnsbl.sorbs.net=127.0.0.9*2 zen.spamhaus.org=127.0.0.[10;11]*8 zen.spamhaus.org=127.0.0.[4..7]*6 zen.spamhaus.org=127.0.0.3*4 zen.spamhaus.org=127.0.0.2*3 hostkarma.junkemailfilter.com=127.0.0.2*3 hostkarma.junkemailfilter.com=127.0.0.4*1 hostkarma.junkemailfilter.com=127.0.1.2*1 wl.mailspike.net=127.0.0.[18;19;20]*-2 hostkarma.junkemailfilter.com=127.0.0.1*-2
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postscreen_dnsbl_threshold = 8
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postscreen_dnsbl_ttl = 5m
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postscreen_greet_action = enforce
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postscreen_greet_banner = $smtpd_banner
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postscreen_greet_ttl = 2d
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postscreen_greet_wait = 3s
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postscreen_non_smtp_command_enable = no
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postscreen_pipelining_enable = no
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proxy_read_maps = proxy:mysql:/opt/postfix/conf/sql/mysql_virtual_sender_acl.cf,
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proxy:mysql:/opt/postfix/conf/sql/mysql_tls_policy_override_maps.cf,
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proxy:mysql:/opt/postfix/conf/sql/mysql_sender_dependent_default_transport_maps.cf,
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proxy:mysql:/opt/postfix/conf/sql/mysql_sasl_passwd_maps.cf,
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proxy:mysql:/opt/postfix/conf/sql/mysql_tls_enforce_in_policy.cf,
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proxy:mysql:/opt/postfix/conf/sql/mysql_sender_bcc_maps.cf,
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proxy:mysql:/opt/postfix/conf/sql/mysql_recipient_bcc_maps.cf,
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proxy:mysql:/opt/postfix/conf/sql/mysql_recipient_canonical_maps.cf,
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$local_recipient_maps,
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$mydestination,
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$virtual_alias_maps,
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$virtual_alias_domains,
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$virtual_mailbox_maps,
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$virtual_mailbox_domains,
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$relay_recipient_maps,
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$relay_domains,
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$canonical_maps,
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$sender_canonical_maps,
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$recipient_canonical_maps,
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$relocated_maps,
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$transport_maps,
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$mynetworks,
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$smtpd_sender_login_maps
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queue_run_delay = 300s
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relay_domains = proxy:mysql:/opt/postfix/conf/sql/mysql_virtual_relay_domain_maps.cf
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relay_recipient_maps = proxy:mysql:/opt/postfix/conf/sql/mysql_relay_recipient_maps.cf
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sender_dependent_default_transport_maps = proxy:mysql:/opt/postfix/conf/sql/mysql_sender_dependent_default_transport_maps.cf
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smtp_tls_CAfile = /etc/ssl/certs/ca-certificates.crt
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smtp_tls_cert_file = /etc/ssl/mail/cert.pem
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smtp_tls_key_file = /etc/ssl/mail/key.pem
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smtp_tls_loglevel = 1
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smtp_dns_support_level = dnssec
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smtp_tls_security_level = dane
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smtpd_data_restrictions = reject_unauth_pipelining, permit
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smtpd_delay_reject = yes
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smtpd_error_sleep_time = 10s
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smtpd_hard_error_limit = ${stress?1}${stress:5}
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smtpd_helo_required = yes
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smtpd_proxy_timeout = 600s
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smtpd_recipient_restrictions = permit_sasl_authenticated, permit_mynetworks, check_recipient_access proxy:mysql:/opt/postfix/conf/sql/mysql_tls_enforce_in_policy.cf, reject_invalid_helo_hostname, reject_unknown_reverse_client_hostname, reject_unauth_destination
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smtpd_sasl_auth_enable = yes
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smtpd_sasl_authenticated_header = yes
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smtpd_sasl_path = inet:dovecot:10001
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smtpd_sasl_type = dovecot
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smtpd_sender_login_maps = proxy:mysql:/opt/postfix/conf/sql/mysql_virtual_sender_acl.cf
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smtpd_sender_restrictions = reject_authenticated_sender_login_mismatch, permit_mynetworks, permit_sasl_authenticated, reject_unlisted_sender, reject_unknown_sender_domain
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smtpd_soft_error_limit = 3
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smtpd_tls_auth_only = yes
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smtpd_tls_dh1024_param_file = /etc/ssl/mail/dhparams.pem
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smtpd_tls_eecdh_grade = auto
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smtpd_tls_exclude_ciphers = ECDHE-RSA-RC4-SHA, RC4, aNULL, DES-CBC3-SHA, ECDHE-RSA-DES-CBC3-SHA, EDH-RSA-DES-CBC3-SHA
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smtpd_tls_loglevel = 1
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smtp_tls_mandatory_protocols = !SSLv2, !SSLv3
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smtp_tls_protocols = !SSLv2, !SSLv3
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lmtp_tls_mandatory_protocols = !SSLv2, !SSLv3
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lmtp_tls_protocols = !SSLv2, !SSLv2, !SSLv3
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smtpd_tls_mandatory_protocols = !SSLv2, !SSLv3
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smtpd_tls_protocols = !SSLv2, !SSLv3
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smtpd_tls_security_level = may
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tls_preempt_cipherlist = yes
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tls_ssl_options = NO_COMPRESSION
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smtpd_tls_mandatory_ciphers = high
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virtual_alias_maps = proxy:mysql:/opt/postfix/conf/sql/mysql_virtual_alias_maps.cf,
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proxy:mysql:/opt/postfix/conf/sql/mysql_virtual_spamalias_maps.cf,
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proxy:mysql:/opt/postfix/conf/sql/mysql_virtual_alias_domain_maps.cf,
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proxy:mysql:/opt/postfix/conf/sql/mysql_virtual_alias_domain_catchall_maps.cf
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virtual_gid_maps = static:5000
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virtual_mailbox_base = /var/vmail/
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virtual_mailbox_domains = proxy:mysql:/opt/postfix/conf/sql/mysql_virtual_domains_maps.cf
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recipient_bcc_maps = proxy:mysql:/opt/postfix/conf/sql/mysql_recipient_bcc_maps.cf
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sender_bcc_maps = proxy:mysql:/opt/postfix/conf/sql/mysql_sender_bcc_maps.cf
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recipient_canonical_maps = proxy:mysql:/opt/postfix/conf/sql/mysql_recipient_canonical_maps.cf
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recipient_canonical_classes = envelope_recipient
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virtual_mailbox_maps = proxy:mysql:/opt/postfix/conf/sql/mysql_virtual_mailbox_maps.cf
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virtual_minimum_uid = 104
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virtual_transport = lmtp:inet:dovecot:24
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virtual_uid_maps = static:5000
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smtpd_milters = inet:rspamd:9900
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non_smtpd_milters = inet:rspamd:9900
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milter_mail_macros = i {mail_addr} {client_addr} {client_name} {auth_authen}
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mydestination = localhost.localdomain, localhost
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#content_filter=zeyple
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# Prefere IPv4, useful for v4-only envs
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smtp_address_preference = ipv4
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smtp_sender_dependent_authentication = yes
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smtp_sasl_auth_enable = yes
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smtp_sasl_password_maps = proxy:mysql:/opt/postfix/conf/sql/mysql_sasl_passwd_maps.cf
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smtp_sasl_security_options =
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smtp_sasl_mechanism_filter = plain, login
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smtp_tls_policy_maps=proxy:mysql:/opt/postfix/conf/sql/mysql_tls_policy_override_maps.cf
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smtp_header_checks = pcre:/opt/postfix/conf/anonymize_headers.pcre
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mail_name = Postcow
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