#!/bin/sh

function usage() {

        echo

        if [ -n "$1" ];then
           echo -e "Error: $1\n"
        fi
        echo -e "\nPrints the password for a given email address or"
        echo -e "prints all username/password combinations from a give domain\n"
        echo -e "\tusage: `basename $0` <email address | email domain>\n"
        exit 1
}



[ $# -eq "0" -o $# -gt "2" ] && usage "wrong number of arguments"

address="$1"

domain=`echo $address | cut -d'@' -f2`

mysql=false
mysql_user=backup
mysql_password=backup
mysql_db=postfix

#echo "address...: $address"
#echo "domain....: $domain"

echo ""
if $mysql ; then
   if [ "$domain" = "$address" ] ; then
      mysql -u$mysql_user -p$mysql_password $mysql_db  -N -s -e "select username,password from mailbox where domain = '$address'"
   else
      mysql -u$mysql_user -p$mysql_password $mysql_db  -N -s -e "select username,password from mailbox where username = '$address'"
   fi
else
   if [ "$domain" = "$address" ] ; then
      su - postgres -c"psql postfix -t  -q -c\"select username,password from mailbox where domain = '$address'\""
   else
      su - postgres -c"psql postfix -t  -q -c\"select username,password from mailbox where username = '$address'\""
   fi
fi
echo ""



exit 0