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author | Quentin Dufour <quentin@deuxfleurs.fr> | 2021-01-18 16:46:21 +0100 |
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committer | Quentin Dufour <quentin@deuxfleurs.fr> | 2021-01-18 16:46:21 +0100 |
commit | 2c2efdc27684c1382a4949cff8fe06ee36c0f4c0 (patch) | |
tree | c01dd9454deeec6f43ce5ccd94d12138e6f9ea18 /app/email/config/postfix/main.cf | |
parent | 6c8c861dd50aebf4a12232ecc1fab12c5f83bf03 (diff) | |
parent | ad6017eea058f7cb6fdf078783f992a4f45a3e15 (diff) | |
download | infrastructure-2c2efdc27684c1382a4949cff8fe06ee36c0f4c0.tar.gz infrastructure-2c2efdc27684c1382a4949cff8fe06ee36c0f4c0.zip |
Merge branch 'master' of git.deuxfleurs.fr:Deuxfleurs/infrastructure
Diffstat (limited to 'app/email/config/postfix/main.cf')
-rw-r--r-- | app/email/config/postfix/main.cf | 104 |
1 files changed, 104 insertions, 0 deletions
diff --git a/app/email/config/postfix/main.cf b/app/email/config/postfix/main.cf new file mode 100644 index 0000000..4204cb4 --- /dev/null +++ b/app/email/config/postfix/main.cf @@ -0,0 +1,104 @@ +#=== +# Base configuration +#=== +myhostname = smtp.deuxfleurs.fr +alias_maps = hash:/etc/aliases +alias_database = hash:/etc/aliases +myorigin = /etc/mailname +mydestination = smtp.deuxfleurs.fr +mynetworks = 127.0.0.0/8 [::ffff:127.0.0.0]/104 [::1]/128 192.168.1.0/24 +mailbox_size_limit = 0 +recipient_delimiter = + +inet_protocols = all +inet_interfaces = all +message_size_limit = 204800000 +smtpd_banner = $myhostname +biff = no +append_dot_mydomain = no +readme_directory = no +compatibility_level = 2 + +#=== +# TLS parameters +#=== +smtpd_tls_cert_file=/etc/ssl/certs/postfix.crt +smtpd_tls_key_file=/etc/ssl/private/postfix.key +smtpd_use_tls=yes +smtpd_tls_session_cache_database = btree:${data_directory}/smtpd_scache +smtp_tls_session_cache_database = btree:${data_directory}/smtp_scache +#smtp_tls_policy_maps = hash:/etc/postfix/tls_policy +smtp_tls_security_level = may + +#=== +# Remove privacy related content from emails +#=== +mime_header_checks = regexp:/etc/postfix/header_checks +header_checks = regexp:/etc/postfix/header_checks + +#=== +# Handle user authentication (handled by dovecot) +#=== +smtpd_sasl_auth_enable = yes +smtpd_sasl_path = inet:dovecot-auth.service.2.cluster.deuxfleurs.fr:1337 +smtpd_sasl_type = dovecot + +#=== +# Restrictions / Checks +#=== +# -- Inspired by: http://www.postfix.org/SMTPD_ACCESS_README.html#lists + +# Require a valid HELO +smtpd_helo_required = yes +# As we use the same postfix to send and receive, +# we can't enforce a valid HELO hostname... +#smtpd_helo_restrictions = +# reject_unknown_helo_hostname + +# Require that sender email has a valid domain +smtpd_sender_restrictions = + reject_unknown_sender_domain + +# Delivering email policy +# MyNetwork is required by sogo +smtpd_recipient_restrictions = + permit_sasl_authenticated + permit_mynetworks + reject_unauth_destination + reject_rbl_client zen.spamhaus.org + reject_rhsbl_reverse_client dbl.spamhaus.org + reject_rhsbl_helo dbl.spamhaus.org + reject_rhsbl_sender dbl.spamhaus.org + +# Sending email policy +# MyNetwork is required by sogo +smtpd_relay_restrictions = + permit_sasl_authenticated + permit_mynetworks + reject_unauth_destination + +smtpd_data_restrictions = reject_unauth_pipelining + +smtpd_client_connection_rate_limit = 2 + +#=== +# Rate limiting +#=== +slow_destination_recipient_limit = 20 +slow_destination_concurrency_limit = 2 + +#==== +# Transport configuration +#==== +transport_maps = hash:/etc/postfix/transport +virtual_mailbox_domains = ldap:/etc/postfix/ldap-virtual-domains.cf +virtual_mailbox_maps = ldap:/etc/postfix/ldap-account.cf +virtual_alias_maps = ldap:/etc/postfix/ldap-alias.cf +virtual_transport = lmtp:dovecot-lmtp.service.2.cluster.deuxfleurs.fr:24 + +#=== +# Mail filters +#=== +milter_default_action = accept +milter_protocol = 6 +smtpd_milters = inet:opendkim.service.2.cluster.deuxfleurs.fr:8999 +non_smtpd_milters = inet:opendkim.service.2.cluster.deuxfleurs.fr:8999 |