#!/bin/bash trap "postfix stop" EXIT sed -i "/^user/c\user = ${DBUSER}" /opt/postfix/conf/sql/* sed -i "/^password/c\password = ${DBPASS}" /opt/postfix/conf/sql/* sed -i "/^dbname/c\dbname = ${DBNAME}" /opt/postfix/conf/sql/* postfix -c /opt/postfix/conf start sleep infinity