70 lines
1.4 KiB
Bash
70 lines
1.4 KiB
Bash
:
|
|
#set -ex
|
|
|
|
if [ "x$VNDEVICE" = "x" ] ; then
|
|
VNDEVICE=vn0
|
|
fi
|
|
export BLOCKSIZE=512
|
|
|
|
if [ "$1" = "-s" ]; then
|
|
do_size="yes"; shift
|
|
else
|
|
do_size=""
|
|
fi
|
|
|
|
FSIMG=$1; shift
|
|
RD=$1 ; shift
|
|
MNT=$1 ; shift
|
|
FSSIZE=$1 ; shift
|
|
FSPROTO=$1 ; shift
|
|
FSINODE=$1 ; shift
|
|
FSLABEL=$1 ; shift
|
|
|
|
deadlock=20
|
|
|
|
while true
|
|
do
|
|
rm -f ${FSIMG}
|
|
|
|
if [ ! -b /dev/${VNDEVICE} -o ! -c /dev/r${VNDEVICE} ] ; then
|
|
( cd /dev && sh MAKEDEV ${VNDEVICE} )
|
|
fi
|
|
|
|
umount /dev/${VNDEVICE} 2>/dev/null || true
|
|
|
|
umount ${MNT} 2>/dev/null || true
|
|
|
|
vnconfig -u /dev/r${VNDEVICE} 2>/dev/null || true
|
|
|
|
dd of=${FSIMG} if=/dev/zero count=${FSSIZE} bs=1k 2>/dev/null
|
|
# this suppresses the `invalid primary partition table: no magic'
|
|
awk 'BEGIN {printf "%c%c", 85, 170}' |\
|
|
dd of=${FSIMG} obs=1 seek=510 conv=notrunc 2>/dev/null
|
|
|
|
vnconfig -s labels -c /dev/r${VNDEVICE} ${FSIMG}
|
|
disklabel -Brw /dev/r${VNDEVICE} ${FSLABEL}
|
|
newfs -u 0 -t 0 -i ${FSINODE} -m 0 -T ${FSLABEL} -o space /dev/r${VNDEVICE}c
|
|
|
|
mount /dev/${VNDEVICE}c ${MNT}
|
|
|
|
if [ -d ${FSPROTO} ]; then
|
|
(set -e && cd ${FSPROTO} && find . -print | cpio -dump ${MNT})
|
|
else
|
|
cp -p ${FSPROTO} ${MNT}
|
|
fi
|
|
|
|
df -ki /mnt
|
|
|
|
set `df -ki /mnt | tail -1`
|
|
|
|
umount ${MNT}
|
|
vnconfig -u /dev/r${VNDEVICE} 2>/dev/null || true
|
|
|
|
echo ">>> Filesystem is ${FSSIZE} K, $4 left"
|
|
echo ">>> ${FSINODE} bytes/inode, $7 left"
|
|
if [ "${do_size}" ]; then
|
|
echo ${FSSIZE} > ${FSIMG}.size
|
|
fi
|
|
break;
|
|
done
|