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Added Postfix Relayhost Configuration Variables #50

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Merged
crazy-max merged 2 commits into from
Apr 16, 2021
Merged

Added Postfix Relayhost Configuration Variables #50

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0e5bf88
Add Relayhost & Auth Parameters
Apr 14, 2021
03ae4bf
Added Default Values
Apr 14, 2021
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4 changes: 4 additions & 0 deletions README.md
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Original file line number Diff line number Diff line change
Expand Up @@ -154,6 +154,10 @@ Image: anonaddy/anonaddy:latest
* `POSTFIX_SMTPD_TLS_CERT_FILE`: File with the Postfix SMTP server RSA certificate in PEM format
* `POSTFIX_SMTPD_TLS_KEY_FILE`: File with the Postfix SMTP server RSA private key in PEM format
* `POSTFIX_SMTP_TLS`: Enabling TLS in the Postfix SMTP client (default `false`)
* `POSTFIX_RELAYHOST`: Default host to send mail to
* `POSTFIX_RELAYHOST_AUTH_ENABLE`: Enable client-side authentication for relayhost (default `false`)
* `POSTFIX_RELAYHOST_USERNAME`: Postfix SMTP Client username for relayhost authentication
* `POSTFIX_RELAYHOST_PASSWORD`: Postfix SMTP Client password for relayhost authentication

### DKIM

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26 changes: 25 additions & 1 deletion rootfs/etc/cont-init.d/03-config.sh
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Expand Up @@ -74,6 +74,9 @@ MAIL_FROM_ADDRESS=${MAIL_FROM_ADDRESS:-anonaddy@${ANONADDY_DOMAIN}}
POSTFIX_DEBUG=${POSTFIX_DEBUG:-false}
POSTFIX_SMTPD_TLS=${POSTFIX_SMTPD_TLS:-false}
POSTFIX_SMTP_TLS=${POSTFIX_SMTP_TLS:-false}
POSTFIX_RELAYHOST_AUTH_ENABLE=${POSTFIX_RELAYHOST_AUTH_ENABLE:-false}
POSTFIX_RELAYHOST_USERNAME=${POSTFIX_RELAYHOST_USERNAME:-null}
POSTFIX_RELAYHOST_PASSWORD=${POSTFIX_RELAYHOST_PASSWORD:-null}

DKIM_ENABLE=${DKIM_ENABLE:-false}
DKIM_PRIVATE_KEY=/data/dkim/${ANONADDY_DOMAIN}.private
Expand Down Expand Up @@ -352,7 +355,7 @@ append_dot_mydomain = no
virtual_transport = anonaddy:
virtual_mailbox_domains = ${VBOX_DOMAINS},mysql:/etc/postfix/mysql-virtual-alias-domains-and-subdomains.cf

relayhost =
relayhost = ${POSTFIX_RELAYHOST}
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
mailbox_size_limit = 0
recipient_delimiter = +
Expand Down Expand Up @@ -462,6 +465,27 @@ smtp_tls_security_level = may
EOL
fi

if [ "$POSTFIX_RELAYHOST_AUTH_ENABLE" = "true" ]; then
echo "Setting Postfix SASL configuration"
cat >> /etc/postfix/main.cf <<EOL

smtp_sasl_auth_enable = yes
smtp_sasl_password_maps = texthash:/etc/postfix/sasl_passwd
smtp_sasl_security_options = noanonymous
smtp_sasl_tls_security_options = noanonymous
header_size_limit = 4096000
EOL

cat >> /etc/postfix/sasl_passwd <<EOL

${POSTFIX_RELAYHOST} ${POSTFIX_RELAYHOST_USERNAME}:${POSTFIX_RELAYHOST_PASSWORD}
EOL

chmod 600 /etc/postfix/sasl_passwd
postmap /etc/postfix/sasl_passwd

fi

echo "Creating Postfix virtual alias domains and subdomains configuration"
QUERY_USERS=""
QUERY_USERNAMES=""
Expand Down