mirror of
https://github.com/apache/cloudstack.git
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118 lines
3.0 KiB
Bash
118 lines
3.0 KiB
Bash
#!/bin/bash
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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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grep dns2 /proc/cmdline 1> /dev/null 2>&1
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HAVEDNS2=$?
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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 -w 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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MOUNTPT=`mount|grep -v sunrpc|grep nfs| awk '{print $3}'`
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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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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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if [ $HAVEDNS2 -eq 0 ]
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then
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NFSSERVER=`awk '{print $24}' /proc/cmdline|awk -F= '{print $2}'|awk -F: '{print $1}'`
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else
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NFSSERVER=`awk '{print $23}' /proc/cmdline|awk -F= '{print $2}'|awk -F: '{print $1}'`
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fi
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echo "NFS server is " $NFSSERVER
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ping -c 2 -w 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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if [ $HAVEDNS2 -eq 0 ]
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then
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MGMTSERVER=`awk '{print $21}' /proc/cmdline | awk -F= '{print $2}'`
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else
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MGMTSERVER=`awk '{print $20}' /proc/cmdline | awk -F= '{print $2}'`
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fi
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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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