scripts/backupmx_getusers.sh

#!/usr/bin/env bash
#
# Fetches all users and aliases from MySQL
# For import in other backup MX config.
#
# Requires a .my.cnf with this content:
# [client]
# password=foo

BACKUPMX_USER=/home/backupmx
MAIL_ADDR=$(mysql -sN -u root mailserver -e "SELECT email
					     FROM virtual_users
					     UNION
					     SELECT source
					     FROM virtual_aliases;" | sort | uniq)
FILE_SUFFIX=$(cat /etc/mailname)

# Makes a list of all mail addresses (be it real or aliases)
for i in $MAIL_ADDR; do
	echo -e "$i\tOK"
done > $BACKUPMX_USER/relay_recipients_$FILE_SUFFIX

# Generates list of all domains
for i in $MAIL_ADDR; do
	echo $i | cut -d'@' -f2
done | sort | uniq > $BACKUPMX_USER/domains_$FILE_SUFFIX

scp -i /root/.ssh/linode $BACKUPMX_USER/*_$FILE_SUFFIX backupmx@mx.lugh.ch: