# Postfix main configuration for happyDeliver
# This configuration receives emails and routes them through authentication filters

# Basic settings
compatibility_level = 3.6
myhostname = __HOSTNAME__
mydomain = __DOMAIN__
myorigin = $mydomain
inet_interfaces = all
inet_protocols = ipv4

# Recipient settings
mydestination = localhost.$mydomain, localhost
mynetworks = 127.0.0.0/8 [::1]/128

# Relay settings - accept mail for our test domain
relay_domains = $mydomain

# Queue and size limits
message_size_limit = 10485760
mailbox_size_limit = 0
queue_minfree = 50000000

# Transport maps - route test emails to happyDeliver analyzer
transport_maps = pcre:/etc/postfix/transport_maps

# Authentication milters
# OpenDKIM for DKIM verification
milter_default_action = accept
milter_protocol = 6
smtpd_milters = unix:/var/spool/postfix/authentication_milter/authentication_milter.sock unix:/var/spool/postfix/spamassassin/spamass-milter.sock unix:/var/spool/postfix/rspamd/rspamd-milter.sock
non_smtpd_milters = $smtpd_milters

# SPF policy checking
smtpd_recipient_restrictions =
    permit_mynetworks,
    reject_unauth_destination

# Logging
debug_peer_level = 2