cloudstack/scripts/vm/hypervisor/xenserver/setup_heartbeat_sr.sh
2012-04-03 04:50:05 -07:00

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#!/bin/bash
# Copyright 2012 Citrix Systems, Inc. Licensed under the
# Apache License, Version 2.0 (the "License"); you may not use this
# file except in compliance with the License. Citrix Systems, Inc.
# reserves all rights not expressly granted by the License.
# You may obtain a copy of the License at http://www.apache.org/licenses/LICENSE-2.0
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
# Automatically generated by addcopyright.py at 04/03/2012
#set -x
usage() {
echo "Usage: $(basename $0) [uuid of this host] [uuid of the sr to place the heartbeat]"
}
if [ -z $1 ]; then
usage
echo "#1#no host uuid"
exit 0
fi
if [ -z $2 ]; then
usage
echo "#2#no sr uuid"
exit 0
fi
if [ `xe host-list | grep $1 | wc -l` -ne 1 ]; then
echo "#3# Unable to find the host uuid: $1"
exit 0
fi
if [ `xe sr-list uuid=$2 | wc -l` -eq 0 ]; then
echo "#4# Unable to find SR with uuid: $2"
exit 0
fi
if [ `xe pbd-list sr-uuid=$2 | grep -B 1 $1 | wc -l` -eq 0 ]; then
echo "#5# Unable to find a pbd for the SR: $2"
exit 0
fi
srtype=`xe sr-param-get param-name=type uuid=$2`
if [ "$srtype" == "nfs" ];then
dir=/var/run/sr-mount/$2
filename=$dir/hb-$1
files=`ls $dir | grep "hb-$1"`
if [ -z "$files" ]; then
date=`date +%s`
echo "$date" > $filename
fi
else
dir=/dev/VG_XenStorage-$2
link=$dir/hb-$1
lv=`lvscan | grep $link`
if [ -z "$lv" ]; then
if [ -e $link ]; then
devmapper=$(ls $link -l | awk '{print $NF}')
if [ -e $devmapper ]; then
dmsetup remove -f $devmapper
fi
rm $link -f
fi
lvcreate VG_XenStorage-$2 -n hb-$1 --size 4M
if [ $? -ne 0 ]; then
echo "#6# Unable to create heartbeat volume hb-$1"
exit 0
fi
lv=`lvscan | grep $link`
if [ -z "$lv" ]; then
echo "#7# volume hb-$1 is not created"
exit 0
fi
fi
if [ `echo $lv | awk '{print $1}'` == "inactive" ]; then
lvchange -ay $link
if [ $? -ne 0 ]; then
echo "#8# Unable to make $link active"
exit 0
fi
fi
if [ ! -L $link ]; then
echo "#9# Unable to find the soft link $link"
exit 0
fi
dd if=/dev/zero of=$link bs=1 count=100
fi
echo "#0#DONE"
exit 0