blob: e7f1e654a9f2ec074f433e1d2d6778a3de0b1e28 (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
|
#!/bin/sh
# Query a disk for partitions and display them
#############################
. ${PROGDIR}/backend/functions.sh
if [ -z "${1}" ] ; then
echo "Error: No disk specified!"
exit 1
fi
if [ -z "${2}" ] ; then
echo "Error: No size specified!"
exit 1
fi
if [ ! -e "/dev/${1}" ] ; then
echo "Error: Disk /dev/${1} does not exist!"
exit 1
fi
DISK="${1}"
MB="${2}"
TOTALBLOCKS="`expr $MB \* 2048`"
# Lets figure out what number this slice will be
LASTSLICE="`fdisk -s /dev/${DISK} 2>/dev/null | grep -v ${DISK} | grep ':' | tail -n 1 | cut -d ':' -f 1 | tr -s '\t' ' ' | tr -d ' '`"
if [ -z "${LASTSLICE}" ] ; then
LASTSLICE="1"
else
LASTSLICE="`expr $LASTSLICE + 1`"
fi
if [ ${LASTSLICE} -gt "4" ] ; then
echo "Error: FreeBSD MBR setups can only have a max of 4 slices"
exit 1
fi
SLICENUM="${LASTSLICE}"
# Lets get the starting block
if [ "${SLICENUM}" = "1" ] ; then
STARTBLOCK="63"
else
# Lets figure out where the prior slice ends
checkslice="`expr ${SLICENUM} - 1`"
# Get starting block of this slice
fdisk -s /dev/${DISK} | grep -v "${DISK}:" | grep "${checkslice}:" | tr -s " " >${TMPDIR}/pfdisk
pstartblock="`cat ${TMPDIR}/pfdisk | cut -d ' ' -f 3`"
psize="`cat ${TMPDIR}/pfdisk | cut -d ' ' -f 4`"
STARTBLOCK="`expr ${pstartblock} + ${psize}`"
fi
# If this is an empty disk, see if we need to create a new MBR scheme for it
gpart show ${DISK} >/dev/null 2>/dev/null
if [ "$?" != "0" -a "${SLICENUM}" = "1" ] ; then
gpart create -s mbr ${DISK}
fi
gpart add -b ${STARTBLOCK} -s ${TOTALBLOCKS} -t freebsd -i ${SLICENUM} ${DISK}
exit "$?"
|