112 lines
3.3 KiB
Bash
Executable File
112 lines
3.3 KiB
Bash
Executable File
#!/bin/sh
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#-
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# Copyright (c) 2010 iXsystems, Inc. All rights reserved.
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#
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# Redistribution and use in source and binary forms, with or without
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# modification, are permitted provided that the following conditions
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# are met:
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# 1. Redistributions of source code must retain the above copyright
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# notice, this list of conditions and the following disclaimer.
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# 2. Redistributions in binary form must reproduce the above copyright
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# notice, this list of conditions and the following disclaimer in the
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# documentation and/or other materials provided with the distribution.
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#
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# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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# ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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# SUCH DAMAGE.
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#
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# $FreeBSD$
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# Query a disk for partitions and display them
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#############################
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. ${PROGDIR}/backend/functions.sh
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. ${PROGDIR}/backend/functions-disk.sh
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if [ -z "${1}" ]
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then
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echo "Error: No disk specified!"
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exit 1
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fi
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if [ ! -e "/dev/${1}" ]
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then
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echo "Error: Disk /dev/${1} does not exist!"
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exit 1
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fi
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DISK="${1}"
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# Now get the disks size in MB
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KB="`diskinfo -v ${1} | grep 'bytes' | cut -d '#' -f 1 | tr -s '\t' ' ' | tr -d ' '`"
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MB=$(convert_byte_to_megabyte ${KB})
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TOTALSIZE="$MB"
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TOTALB="`diskinfo -v ${1} | grep 'in sectors' | tr -s '\t' ' ' | cut -d ' ' -f 2`"
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gpart show ${1} >/dev/null 2>/dev/null
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if [ "$?" != "0" ] ; then
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# No partitions on this disk, display entire disk size and exit
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echo "${1}-freemb: ${TOTALSIZE}"
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echo "${1}-freeblocks: ${TOTALB}"
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exit
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fi
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# Display if this is GPT or MBR formatted
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TYPE=`gpart show ${1} | awk '/^=>/ { printf("%s",$5); }'`
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echo "${1}-format: $TYPE"
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# Set some search flags
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PART="0"
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EXTENDED="0"
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START="0"
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SIZEB="0"
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# Get a listing of partitions on this disk
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get_disk_partitions "${DISK}"
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PARTS="${VAL}"
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for curpart in $PARTS
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do
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# First get the sysid / label for this partition
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if [ "$TYPE" = "MBR" ] ; then
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get_partition_sysid_mbr "${DISK}" "${curpart}"
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echo "${curpart}-sysid: ${VAL}"
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get_partition_label_mbr "${DISK}" "${curpart}"
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echo "${curpart}-label: ${VAL}"
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else
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get_partition_label_gpt "${DISK}" "${curpart}"
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echo "${curpart}-sysid: ${VAL}"
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echo "${curpart}-label: ${VAL}"
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fi
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# Now get the startblock, blocksize and MB size of this partition
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get_partition_startblock "${DISK}" "${curpart}"
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START="${VAL}"
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echo "${curpart}-blockstart: ${START}"
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get_partition_blocksize "${DISK}" "${curpart}"
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SIZEB="${VAL}"
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echo "${curpart}-blocksize: ${SIZEB}"
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SIZEMB=$(convert_blocks_to_megabyte ${SIZEB})
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echo "${curpart}-sizemb: ${SIZEMB}"
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done
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# Now calculate any free space
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LASTB="`expr $SIZEB + $START`"
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FREEB="`expr $TOTALB - $LASTB`"
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FREEMB="`expr ${FREEB} / 2048`"
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echo "${1}-freemb: $FREEMB"
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echo "${1}-freeblocks: $FREEB"
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