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"
+rsync="rsync"
+
+_exit () {
+  logger -p local1.info "$2 $1"
+	echo $1 > $statusfile
+	exit $2
+}
+
+_mail () {
+	echo "$@" | mail -s "$(hostname -f) : vm backup error" root
+}
+
+function checkRunning {
+	local machine=$1
+	$vbm list runningvms | grep -q $machine
+	return $?
+}
+
+function _shutdown_vm {
+  net rpc shutdown -I 192.168.69.250 -U tom%123Soleil2022!
+  sleep 30
+}
+
+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=${outputdir}/$(date -I)
+outputdir=${basedir}/$(date -I)
-mkdir -p ${outputdir}
 
 if [ $# -ne 1 ] ; then
 	echo "Usage: $O vm"
 	echo "Stop, backup and start given vm"
-	exit 42                                                                      
+	_exit "Usage" 42
 fi
 
-function checkRunning {
-	local machine=$1
-	vboxmanage list runningvms | grep -q $machine
-	return $?
-}
-
 machine=$1
 if ( checkRunning $machine ) ; then
-	vboxmanage controlvm $machine acpipowerbutton shutdown
+	mkdir -p ${outputdir}
-	sleep 60
+	_shutdown_vm
-	echo rsync -a /srv/VM/Win/roofline ${outputdir}/
+	$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
+	test $ret -eq 0 && find ${basedir} -maxdepth 1 -type d -mtime +${retention} -exec echo rm -fr {} \;
+	umount /mnt/backups &> /dev/null || _mail "umount failed"
+   _mail "backup done with status $ret"
+	_exit "backup done" $ret
 fi
-exit 43
+_mail "vm $machine not running"
+_exit "vm not running" 43
+