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|
#!/bin/sh
. /lib/partman/lib/base.sh
# Check if we have RAID
if [ ! -f /proc/mdstat ]; then
exit 0
fi
# Obtain the size of an MD device
get_size () {
while [ -z "$(echo "$line" | grep "^md$NUMBER :")" ]; do
read line
[ $? -eq 1 ] && break # EOF
done
read line
size=$(echo "$line" | sed -e 's/ blocks.*//')
# If the sed failed, the line didn't contain the size; just
# return 0 in that case.
if [ "$size" = "$line" ]; then
size=0
fi
}
# Mark all RAID partitions as being MD
for dev in $DEVICES/*; do
[ -d "$dev" ] || continue
cd $dev
# Get all partitions, and check if they have the md flag set.
partitions=
open_dialog PARTITIONS
while { read_line num id size type fs path name; [ "$id" ]; }; do
if [ "$fs" != free ]; then
partitions="$partitions $id"
fi
done
close_dialog
# Check if device/partitions are used for software RAID
for id in $partitions; do
md=no
open_dialog GET_FLAGS $id
while { read_line flag; [ "$flag" ]; }; do
if [ "$flag" = raid ]; then
md=yes
fi
done
close_dialog
if [ "$md" = yes ]; then
mkdir -p $id
echo raid > $id/method
fi
done
# Check if the device is a software RAID device
if [ -f device ]; then
NUMBER=$(sed -e 's,/dev/md/\?,,' device)
if ! grep -q "^md$NUMBER :" /proc/mdstat; then
continue
fi
# Set an appropriate value for device model
db_metaget partman-md/text/device description
echo "${RET}" > model
# fix size
get_size < /proc/mdstat
sector_size=$(grep " sectors" /proc/mdstat | sed -e 's/[^0-9]\+//g')
if [ -z "$sector_size" ]; then
sector_size=1024
fi
size=$(($size * $sector_size))
echo "$size" > size
# create a label
open_dialog NEW_LABEL loop
close_dialog
# find the free space
open_dialog PARTITIONS
free_space=''
while { read_line num id size type fs path name; [ "$id" ]; }; do
if [ "$fs" = free ]; then
free_space=$id
free_size=$size
fi
done
close_dialog
# create partition in the free space
if [ "$free_space" ]; then
open_dialog NEW_PARTITION primary ext2 $free_space full $free_size
read_line num id size type fs path name
close_dialog
if [ "$id" ]; then
open_dialog GET_FILE_SYSTEM $id
read_line filesystem
close_dialog
if [ "$filesystem" != none ]; then
open_dialog CHANGE_FILE_SYSTEM $id $filesystem
close_dialog
fi
fi
fi
open_dialog DISK_UNCHANGED
close_dialog
fi
done
exit 0
|
