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80 lines
1.2 KiB
Bash
Executable File
80 lines
1.2 KiB
Bash
Executable File
#!/usr/bin/env bash
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# $Id: createdatadisk.sh 9132 2010-06-04 20:17:43Z manuel $ $HeadURL: svn://svn.lab.vmops.com/repos/vmdev/java/scripts/storage/zfs/iscsi/createdatadisk.sh $
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# createdatadisk.sh -- create a thin-provisioned data disk
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#
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usage() {
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printf "Usage: %s: -i <instance-fs> -s <disk size in GB>\n" $(basename $0) >&2
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}
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#set -x
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iflag=
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sflag=
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cflag=
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disknum=
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datadisk=
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while getopts 'i:s:c:' OPTION
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do
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case $OPTION in
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i) iflag=1
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instancefs="$OPTARG"
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;;
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c) cflag=1
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disknum="$OPTARG"
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datadisk="datadisk-$disknum"
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;;
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s) sflag=1
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diskfs=""
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disksize="$OPTARG"
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;;
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?) usage
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exit 2
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;;
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esac
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done
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if [ "$iflag$sflag$cflag" != "111" ]
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then
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usage
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exit 2
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fi
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if [ ${instancefs:0:1} == / ]
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then
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instancefs=${instancefs:1}
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fi
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if [ -n "$disksize" ]
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then
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suffix=${disksize:(-1)}
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echo $suffix
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case $suffix in
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G)
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;;
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[0-9]) disksize=${disksize}G
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;;
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*) printf "Error in disk size: expect G as a suffix or no suffix\n"
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exit 2
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;;
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esac
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fi
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if [ -n "$disksize" ]
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then
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zfs create -V $disksize -s $instancefs/$datadisk #-s for sparse
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rc=$?
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fi
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if [ $rc -gt 0 ]
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then
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printf "Failed to create data disk $instancefs/$datadisk\n" >&2
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exit 6
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fi
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exit 0
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