#!/bin/sh
#
# Script to mount encrypted disk image in FreeBSD

DISK_IMAGE="/test.img"
MOUNT_POINT="/mnt/test"
SERVICES=""

if [ -e $DISK_IMAGE ]
then
     echo "Image disk not found, exiting."
    exit 1
fi

case $0 in
    m|mount)
         echo "mount $MOUNT_POINT"
        mdconfig -a -t vnode -f $DISK_IMAGE -u 0 > /dev/null
        geli attach -d /dev/md0 > /dev/null
        if [ $? -eq 0 ]
        then
            mount /dev/md0.eli $MOUNT_POINT
            if [ $? -neq 0 ]
            then
                for i in $SERVICES
                do
                    service $i one start
                    if [ $? -neq 0 ]
                    then
                        echo something gone wrong when starting $i
                    fi
                done
            else
                echo "I can't mount..."
                exit 1
            fi
        else
            echo  "Something wrong happen, did you give me the good password?"
            mdconfig -d -u 0
            exit 1
        fi
        ;;
    u|unmount)
        for i in $SERVICES
        do
            echo "stop $i service ..."
            service $i onestop
            if [ $? -neq 0 ]
            then
                echo "can't stop $i service then unmount $MOUNT_POINT exiting ..."
                exit 1
            fi
        done
        echo "unmount $MOUNT_POINT ..."
        umount $MOUNT_POINT > /dev/null
        mdconfig -d -u 0 > /dev/null
        if [ $? ] && [ ! -e /dev/md0 ] && [ ! -e /dev/md0.eli ] && [ `ls $clear | wc -l` ]
        then
            echo 'Everything clean'
        else
            echo 'Some ressources are still present, please check'
        fi
         ;;
    *)
        echo "what is this argument? We don't speak the same language..."
        echo "USAGE"
        echo "mount.sh [mount|umount]"
        echo "mount / umount an encrypted image and axecute dependent services"
        echo "modify MOUNT_POINT and IMAGE_DISK variables then add services"
        echo "to SERVICES."
        exit 1

esac
exit 0