#!/bin/sh
#
# ELWIX install script for image
#
# (C) AITNET ltd - Sofia/Bulgaria <office@aitnet.org>
#    by Michael Pounov <misho@elwix.org>
#
# $Id: install2img.sh,v 1.2 2011/10/18 09:02:05 misho Exp $
#

[ -r ./config/rc.elwix ] && . ./config/rc.elwix
if [ X"${ELWIX_IS_CONFIGURED}" != X"YES" ]; then
	echo
	echo "ELWIX project is not configured !?!"
	echo
	exit 1
fi

if [ "${USER}" != "root" ]; then
	echo
	echo "ELWIX project is not configured - install must build under root !?!"
	echo
	exit 1
fi

MNT="/mnt"
DEV=""

mkdevice()
{
	echo "+++ Make prepare file image ... "
	rm -f $IMG
	dd if=/dev/zero of=${IMG} bs=1024 count=${IMG_SIZE}

	echo -n "+++ Assign memory device to image ... "
	DEV=`mdconfig -a -tvnode -f ${IMG}`
	echo $DEV

	if [ -z "$DEV" ]; then
		rm -f $IMG
		exit 3
	fi
}

initdev()
{
	echo -n "+++ Init device label ... "
	if disklabel -w $1; then
		echo "OK"
	else
		echo "Failed!"
		exit 3
	fi

	if newfs -b8192 -f1024 -m0 -Lelwix ${1}a; then
		echo "+++ Formatting ... OK"
	else
		echo "+++ Formatting ... Failed!"
		exit 3
	fi
}

mountdev()
{
	echo -n "+++ Mount device $1 to $MNT ... "
	if mount /dev/${1}a $MNT; then
		echo "OK"
	else
		echo "Failed!"
		exit 4
	fi
}

umountdev()
{
	echo -n "+++ Unmount $MNT ... "
	if umount $MNT; then
		echo "OK"
	else
		echo "Failed!"
		exit 4
	fi
}

enablejfs()
{
	if tunefs -n enable -j enable ${1}a; then
		echo "Start FS Journaling ... OK"
	else
		echo "Start FS Journaling ... Failed!"
		exit 6
	fi
}

boot2dev()
{
	echo -n "+++ Installboot to device $1 ... "
	if disklabel -B -b ${WORLD}/boot/boot -m ${TARGET} ${1}; then
		echo "OK"
	else
		echo "Failed!"
		exit 7
	fi
}

install2()
{
	echo -n "+++ Install ELWIX OS from $1 into $MNT ... "
	if tar -xzvpf $1 -C $MNT; then
		echo "OK"
	else
		echo "Failed!"
		exit 5
	fi
}

cleandev()
{
	mdconfig -d -u $1
}

gencksum()
{
	echo -n "+++ Generate check sums ... "
	md5 ${IMG} >${MD5CHK}
	sha1 ${IMG} >${SHA1CHK}
	echo "OK"
}

### main()

if [ ! -r ${1:-"${REL}/${OS}"} ]; then
	echo
	echo "Error:: ELWIX OS file not found!"
	echo
	exit 2
fi

mkdevice

initdev $DEV

mountdev $DEV
install2 ${1:-"$REL/$OS"}
umountdev

#enablejfs $DEV
boot2dev $DEV

cleandev $DEV

gencksum
echo "ELWIX OS image complete."