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elwix 2.2

#!/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 1.8 2014/09/15 19:06:42 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 $1
	dd if=/dev/zero of=$1 bs=1024 count=$2

	echo -n "+++ Assign memory device to image $1 ... "
	DEV=`mdconfig -a -tvnode -f $1`
	echo $DEV

	if [ -z "$DEV" ]; then
		rm -f $1
		exit 3
	fi
}

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

	disklabel $1 2>&- | awk -vcfgsize=${CFG_NAND_SIZE:-65536} '($1 == "a:") {
		        cfgsize /= 512;
			for (i = 1; i <= NF; i++) {
				if (i == 2)
					printf("%s ", $i - cfgsize);
				else if (i == 3) {
					offset = $i;
					printf("%s ", cfgsize + offset);
				} else
					printf("%s ", $i);
			}
			printf("\n");
			printf("g: %d %d cfg 0 0 0\n", cfgsize, offset);
			next;
		      }
		      { printf("%s\n", $0); }' >/tmp/disklabel.tmp
	if disklabel -R -m ${TARGET} $1 /tmp/disklabel.tmp; then
		rm -f /tmp/disklabel.tmp
		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 $1 >$2
	sha1 $1 >$3
	echo "OK"
}

### main()

if [ -z "$1" -o ! -r "$1" ]; then
	echo
	echo "Error:: ELWIX OS tar file '$1' not found!"
	echo
	exit 2
else
	IMGNAME=$(basename $1 | sed -e "s/.tar.gz//")
	MD5CHK="${REL}/${IMGNAME}.md5"
	SHA1CHK="${REL}/${IMGNAME}.sha1"
	IMG="${REL}/${IMGNAME}.img"
fi

mkdevice $IMG ${2:-"${IMG_SIZE}"}
initdev $DEV
mountdev $DEV
install2 $1
umountdev
#enablejfs $DEV
boot2dev $DEV
cleandev $DEV
gencksum $IMG $MD5CHK $SHA1CHK

echo "ELWIX OS image $IMGNAME complete."