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89 lines
1.7 KiB
Bash
Executable File
89 lines
1.7 KiB
Bash
Executable File
#!/bin/bash
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#set -x
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usage() {
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echo "Usage: $(basename $0) [uuid of this host] [uuid of the sr to place the heartbeat]"
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}
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if [ -z $1 ]; then
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usage
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echo "1#no host uuid"
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exit 0
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fi
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if [ -z $2 ]; then
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usage
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echo "2#no sr uuid"
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exit 0
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fi
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if [ `xe host-list | grep $1 | wc -l` -ne 1 ]; then
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echo "3# Unable to find the host uuid: $1"
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exit 0
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fi
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if [ `xe sr-list uuid=$2 | wc -l` -eq 0 ]; then
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echo "4# Unable to find SR with uuid: $2"
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exit 0
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fi
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if [ `xe pbd-list sr-uuid=$2 | grep -B 1 $1 | wc -l` -eq 0 ]; then
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echo "5# Unable to find a pbd for the SR: $2"
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exit 0
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fi
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srtype=`xe sr-param-get param-name=type uuid=$2`
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if [ "$srtype" == "nfs" ];then
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dir=/var/run/sr-mount/$2
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filename=$dir/hb-$1
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files=`ls $dir | grep "hb-$1"`
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if [ -z "$files" ]; then
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date=`date +%s`
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echo "$date" > $filename
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fi
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else
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dir=/dev/VG_XenStorage-$2
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link=$dir/hb-$1
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lv=`lvscan | grep $link`
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if [ -z "$lv" ]; then
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if [ -e $link ]; then
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devmapper=$(ls $link -l | awk '{print $NF}')
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if [ -e $devmapper ]; then
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dmsetup remove -f $devmapper
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fi
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rm $link -f
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fi
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lvcreate VG_XenStorage-$2 -n hb-$1 --size 4M
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if [ $? -ne 0 ]; then
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echo "6# Unable to create heartbeat volume hb-$1"
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exit 0
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fi
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lv=`lvscan | grep $link`
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if [ -z "$lv" ]; then
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echo "7# volume hb-$1 is not created"
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exit 0
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fi
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fi
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if [ `echo $lv | awk '{print $1}'` == "inactive" ]; then
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lvchange -ay $link
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if [ $? -ne 0 ]; then
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echo "8# Unable to make $link active"
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exit 0
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fi
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fi
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if [ ! -L $link ]; then
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echo "9# Unable to find the soft link $link"
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exit 0
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fi
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dd if=/dev/zero of=$link bs=1 count=100
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fi
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echo "0#DONE"
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exit 0
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