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#!/bin/bash
# Licensed to the Apache Software Foundation (ASF) under one
# or more contributor license agreements. See the NOTICE file
# distributed with this work for additional information
# regarding copyright ownership. The ASF licenses this file
# to you under the Apache License, Version 2.0 (the
# "License"); you may not use this file except in compliance
# with 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.
#set -x
usage() {
printf "Usage: %s [uuid of this host] [interval in seconds]\n" $(basename $0) >&2
}
if [ -z $1 ]; then
usage
exit 2
fi
if [ -z $2 ]; then
usage
exit 3
fi
file=/opt/xensource/bin/heartbeat
while true
do
sleep $2
if [ ! -f $file ]
then
continue
fi
# for iscsi
dirs=$(cat $file | grep VG_XenStorage)
for dir in $dirs
do
if [ -d $dir ]; then
hb=$dir/hb-$1
date +%s | dd of=$hb count=100 bs=1 2>/dev/null
if [ $? -ne 0 ]; then
/usr/bin/logger -t heartbeat "Problem with $hb"
reboot -f
fi
else
sed -i /${dir##/*/}/d $file
fi
done
# for nfs
dirs=$(cat $file | grep sr-mount)
for dir in $dirs
do
mp=`mount | grep $dir`
if [ -n "$mp" ]; then
hb=$dir/hb-$1
date +%s | dd of=$hb count=100 bs=1 2>/dev/null
if [ $? -ne 0 ]; then
/usr/bin/logger -t heartbeat "Problem with $hb"
reboot -f
fi
else
sed -i /${dir##/*/}/d $file
fi
done
done