1#!/bin/sh 2#- 3# Copyright (c) 2010 iXsystems, Inc. All rights reserved. 4# 5# Redistribution and use in source and binary forms, with or without 6# modification, are permitted provided that the following conditions 7# are met: 8# 1. Redistributions of source code must retain the above copyright 9# notice, this list of conditions and the following disclaimer. 10# 2. Redistributions in binary form must reproduce the above copyright 11# notice, this list of conditions and the following disclaimer in the 12# documentation and/or other materials provided with the distribution. 13# 14# THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 15# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17# ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 18# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24# SUCH DAMAGE. 25# 26# $FreeBSD$ 27 28# Create partitions on a target disk 29############################# 30 31. ${PROGDIR}/backend/functions.sh 32 33if [ -z "${1}" ] ; then 34 echo "Error: No disk specified!" 35 exit 1 36fi 37 38if [ -z "${2}" ] ; then 39 echo "Error: No size specified!" 40 exit 1 41fi 42 43if [ ! -e "/dev/${1}" ] ; then 44 echo "Error: Disk /dev/${1} does not exist!" 45 exit 1 46fi 47 48DISK="${1}" 49MB="${2}" 50TYPE="${3}" 51STARTBLOCK="${4}" 52 53TOTALBLOCKS="`expr $MB \* 2048`" 54 55# If no TYPE specified, default to MBR 56if [ -z "$TYPE" ] ; then TYPE="mbr" ; fi 57 58# Sanity check the gpart type 59case $TYPE in 60 apm|APM) ;; 61 bsd|BSD) ;; 62 ebr|EBR) ;; 63 pc98|pc98) ;; 64 gpt|GPT) ;; 65 mbr|MBR) ;; 66 vtoc8|VTOC8) ;; 67 *) echo "Error: Unknown gpart type: $TYPE" ; exit 1 ;; 68esac 69 70# Lets figure out what number this partition will be 71LASTSLICE="`gpart show $DISK | grep -v -e $DISK -e '\- free \-' -e '^$' | awk 'END {print $3}'`" 72if [ -z "${LASTSLICE}" ] ; then 73 LASTSLICE="1" 74else 75 LASTSLICE="`expr $LASTSLICE + 1`" 76fi 77 78SLICENUM="${LASTSLICE}" 79 80# Set a 4k Aligned start block if none specified 81if [ "${SLICENUM}" = "1" -a -z "$STARTBLOCK" ] ; then 82 STARTBLOCK="2016" 83fi 84 85 86# If this is an empty disk, see if we need to create a new scheme for it 87gpart show ${DISK} >/dev/null 2>/dev/null 88if [ $? -eq 0 -a "${SLICENUM}" = "1" ] ; then 89 if [ "${TYPE}" = "mbr" -o "${TYPE}" = "MBR" ] ; then 90 flags="-s ${TYPE} -f active" 91 else 92 flags="-s ${TYPE}" 93 fi 94 gpart create ${flags} ${DISK} 95fi 96 97# If we have a starting block, use it 98if [ -n "$STARTBLOCK" ] ; then 99 sBLOCK="-b $STARTBLOCK" 100fi 101 102gpart add ${sBLOCK} -s ${TOTALBLOCKS} -t freebsd -i ${SLICENUM} ${DISK} 103exit "$?" 104