mirror of
https://github.com/apache/cloudstack.git
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140 lines
3.8 KiB
Bash
140 lines
3.8 KiB
Bash
#!/bin/bash
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#
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# Copyright (C) 2010 Cloud.com, Inc. All rights reserved.
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#
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# This software is licensed under the GNU General Public License v3 or later.
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#
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# It is free software: you can redistribute it and/or modify
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# it under the terms of the GNU General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or any later version.
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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#
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#
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# Health check script for the Secondary Storage VM
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#
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# /proc/cmdline can have a different number of arguments depending on whether or not a second
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# DNS server is specified.
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CMDLINE=/var/cache/cloud/cmdline
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for i in `cat $CMDLINE`
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do
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key=`echo $i | cut -d= -f1`
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value=`echo $i | cut -d= -f2`
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case $key in
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host)
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MGMTSERVER=$value
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;;
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esac
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done
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# ping dns server
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echo ================================================
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DNSSERVER=`egrep '^nameserver' /etc/resolv.conf | awk '{print $2}'| head -1`
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echo "First DNS server is " $DNSSERVER
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ping -c 2 $DNSSERVER
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if [ $? -eq 0 ]
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then
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echo "Good: Can ping DNS server"
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else
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echo "WARNING: cannot ping DNS server"
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echo "route follows"
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route -n
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fi
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# check dns resolve
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echo ================================================
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nslookup download.cloud.com 1> /tmp/dns 2>&1
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grep 'no servers could' /tmp/dns 1> /dev/null 2>&1
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if [ $? -eq 0 ]
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then
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echo "ERROR: DNS not resolving download.cloud.com"
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echo resolv.conf follows
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cat /etc/resolv.conf
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exit 2
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else
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echo "Good: DNS resolves download.cloud.com"
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fi
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# check to see if we have the NFS volume mounted
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echo ================================================
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mount|grep -v sunrpc|grep nfs 1> /dev/null 2>&1
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if [ $? -eq 0 ]
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then
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echo "NFS is currently mounted"
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# check for write access
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for MOUNTPT in `mount|grep -v sunrpc|grep nfs| awk '{print $3}'`
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do
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if [ $MOUNTPT != "/proc/xen" ] # mounted by xen
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then
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echo Mount point is $MOUNTPT
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touch $MOUNTPT/foo
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if [ $? -eq 0 ]
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then
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echo "Good: Can write to mount point"
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rm $MOUNTPT/foo
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else
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echo "ERROR: Cannot write to mount point"
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echo "You need to export with norootsquash"
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fi
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fi
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done
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else
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echo "ERROR: NFS is not currently mounted"
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echo "Try manually mounting from inside the VM"
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NFSSERVER=`awk '{print $17}' $CMDLINE|awk -F= '{print $2}'|awk -F: '{print $1}'`
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echo "NFS server is " $NFSSERVER
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ping -c 2 $NFSSERVER
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if [ $? -eq 0 ]
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then
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echo "Good: Can ping NFS server"
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else
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echo "WARNING: cannot ping NFS server"
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echo routing table follows
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route -n
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fi
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fi
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# check for connectivity to the management server
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echo ================================================
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echo Management server is $MGMTSERVER. Checking connectivity.
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socatout=$(echo | socat - TCP:$MGMTSERVER:8250,connect-timeout=3 2>&1)
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if [ $? -eq 0 ]
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then
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echo "Good: Can connect to management server port 8250"
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else
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echo "ERROR: Cannot connect to $MGMTSERVER port 8250"
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echo $socatout
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exit 4
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fi
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# check for the java process running
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echo ================================================
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ps -eaf|grep -v grep|grep java 1> /dev/null 2>&1
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if [ $? -eq 0 ]
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then
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echo "Good: Java process is running"
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else
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echo "ERROR: Java process not running. Try restarting the SSVM."
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exit 3
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fi
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echo ================================================
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echo Tests Complete. Look for ERROR or WARNING above.
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exit 0
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