log stuff to syslog / journald

vmbackup.sh

@@ -2,35 +2,63 @@
 
 set -e
 set -u
+set -o pipefail
 
-outputdir=/mnt/backups/vms
+retention=2
-if [ ! -d $outputdir ] ; then
+statusfile=/var/run/zabbix/vmbackup.status
-	echo outputdir not mounted
+basedir=/mnt/backups/vms
-	exit 41
+vbm="sudo -u cig vboxmanage"
-fi
+rsync="rsync"
 
-outputdir=${outputdir}/$(date -I)
+_exit () {
-mkdir -p ${outputdir}
+  logger -p local1.info "$2 $1"
+	echo $1 > $statusfile
+	exit $2
+}
 
-if [ $# -ne 1 ] ; then                                                          
+_mail () {
-	echo "Usage: $O vm"                                                          
+	echo "$@" | mail -s "$(hostname -f) : vm backup error" root
-	echo "Stop, backup and start given vm"                                       
+}
-	exit 42                                                                      
-fi                                                                              
 
 function checkRunning {
 	local machine=$1
-	vboxmanage list runningvms | grep -q $machine
+	$vbm list runningvms | grep -q $machine
 	return $?
 }
 
-machine=$1                                                                      
+function _shutdown_vm {
-if ( checkRunning $machine ) ; then                    
+  net rpc shutdown -I 192.168.69.250 -U tom%123Soleil2022!
-	vboxmanage controlvm $machine acpipowerbutton shutdown
+  sleep 30
-	sleep 60
+}
-	echo rsync -a /srv/VM/Win/roofline ${outputdir}/
+
+mount /mnt/backups &> /dev/null || _exit "mount failed" 2
+
+if [ ! -d $basedir ] ; then
+	_mail Dir $basedir not mounted
+	_exit "no base dir" 41
+fi
+
+outputdir=${basedir}/$(date -I)
+
+if [ $# -ne 1 ] ; then
+	echo "Usage: $O vm"
+	echo "Stop, backup and start given vm"
+	_exit "Usage" 42
+fi
+
+machine=$1
+if ( checkRunning $machine ) ; then
+	mkdir -p ${outputdir}
+	_shutdown_vm
+	$rsync --inplace --delete --delete-after -a /srv/VM/Win/roofline ${outputdir}/
 	ret=$?
-	vboxmanager start $machine
+	test $ret -eq 0 || _mail "rsync error $ret"
-	exit $ret
+	$vbm startvm $machine
-fi 
+	test $ret -eq 0 && find ${basedir} -maxdepth 1 -type d -mtime +${retention} -exec echo rm -fr {} \;
-exit 43
+	umount /mnt/backups &> /dev/null || _mail "umount failed"
+   _mail "backup done with status $ret"
+	_exit "backup done" $ret
+fi
+_mail "vm $machine not running"
+_exit "vm not running" 43
+