# chain
myhostname = mail.culturestrings.org
mydomain = culturestrings.org
myorigin = $mydomain
mydestination = $mydomain, localhost.$mydomain, localhost, @server_domains@
alias_maps = hash:/etc/aliases
alias_database = hash:/etc/aliases
compatibility_level = 2
relayhost =
mynetworks = 127.0.0.0/8
inet_interfaces = all
home_mailbox = Maildir/
mailbox_size_limit = 0
recipient_delimiter = +
queue_directory = /var/spool/postfix
command_directory = /usr/sbin
daemon_directory = /usr/lib/postfix/bin/
data_directory = /var/lib/postfix
html_directory = /usr/share/doc/packages/postfix-doc/html
manpage_directory = /usr/share/man
sample_directory = /usr/share/doc/packages/postfix-doc/samples
readme_directory = /usr/share/doc/packages/postfix-doc/README_FILES
mail_spool_directory = /var/mail
# tls ...
tls_random_source = dev:/dev/urandom
smtp_tls_loglevel = 3
smtp_tls_security_level = encrypt
smtp_tls_CApath = /etc/ssl/certs
smtp_tls_CAfile = /home/webroot/letsencrypt/ssl/cert.pem
smtpd_tls_key_file = /etc/postfix/ssl/certs/culturestrings.org/ssl/privkey.pem
smtpd_tls_cert_file = /etc/postfix/ssl/certs/culturestrings.org/ssl/fullchain.pem
smtpd_tls_loglevel = 3
smtpd_tls_security_level = may
smtpd_tls_session_cache_timeout = 3600s
smtpd_use_tls = yes
smtpd_tls_auth_only = yes
smtpd_tls_received_header = yes
smtpd_tls_CApath = /etc/ssl/certs
smtpd_tls_CAfile = /home/webroot/letsencrypt/ssl/cert.pem
meta_directory = /usr/lib/postfix
setgid_group = maildrop
newaliases_path = /usr/bin/newaliases
mailq_path = /usr/bin/mailq
sendmail_path = /usr/sbin/sendmail
mail_owner = postfix
shlib_directory = /usr/lib/postfix
inet_protocols = ipv4