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|
:
set -e
VNDEVICE=vn0
RD=$1 ; shift
MNT=$1 ; shift
FSSIZE=$1 ; shift
FSPROTO=$1 ; shift
FSINODE=$1 ; shift
FSLABEL=$1 ; shift
while true
do
rm -f fs-image
if [ ! -b /dev/${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=fs-image if=/dev/zero count=${FSSIZE} bs=1k 2>/dev/null
vnconfig -s labels -c /dev/r${VNDEVICE} fs-image
if [ "$FSLABEL" = "minimum" ] ; then
sed '/^minimum:/,$d' /etc/disktab > /etc/disktab.tmp
cat /etc/disktab.tmp > /etc/disktab
rm -f /etc/disktab.tmp
(
a=`expr ${FSSIZE} \* 2`
echo
echo "minimum:ty=mfs:se#512:nt#1:rm#300:\\"
echo " :ns#$a:nc#1:\\"
echo " :pa#$a:oa#0:ba#4096:fa#512:\\"
echo " :pc#$a:oc#0:bc#4096:fc#512:"
echo
) >> /etc/disktab
fi
disklabel -w -r -B \
-b ${RD}/trees/bin/usr/mdec/fdboot \
-s ${RD}/trees/bin/usr/mdec/bootfd \
/dev/r${VNDEVICE} ${FSLABEL}
newfs -u 0 -t 0 -i ${FSINODE} -m 0 -T ${FSLABEL} /dev/r${VNDEVICE}a
mount /dev/${VNDEVICE}a ${MNT}
( cd ${FSPROTO} && find . -print | cpio -dump ${MNT} )
set `df -i /mnt | tail -1`
umount ${MNT}
fsck -p /dev/r${VNDEVICE}a < /dev/null
vnconfig -u /dev/r${VNDEVICE} 2>/dev/null || true
if [ $FSLABEL != "minimum" ] ; then
echo ${FSSIZE} > fs-image.size
break
fi
echo ">>> Filesystem is ${FSSIZE} K, $4 left"
echo ">>> ${FSINODE} bytes/inode, $7 left"
if [ $4 -gt 8 ] ; then
FSSIZE=`expr ${FSSIZE} - $4 + 7`
continue
fi
if [ $7 -gt 32 ] ; then
FSINODE=`expr ${FSINODE} + 8192`
continue
fi
echo ${FSSIZE} > fs-image.size
break;
done
|
