backup-vm.sh

#!/bin/bash
#
#
# https://beamnetworks.dev
# CREATED BY: beamnetworks.dev
#
#
# SCRIPT WILL LIVE BACKUP A VM WITH PASSED THROUGH DATA WHEN SCRIPT IS RAN
#
#

echo "Defining variables"
complete=0
vm="$(echo $1)"

backupdir="$virshbackups_remotedir/$vm"
echo "Backup directory is: $backupdir"

echo "Creating directory if it doesn't already exsist.."
mkdir -p $backupdir

echo "Continuing to define variables"
srcdir="$(virsh -c qemu:///system domblklist $vm | grep qcow2 | sed -e 's/\<vda\>//g' | xargs)"
bktime="$(date +%s)"
bkdir="$(date +%d-%m-%y-%s)"

echo "Source directory"
echo $srcdir

echo "Backup time"
echo $bktime

echo "Starting backup"
virsh -c qemu:///system backup-begin $vm

echo "Backup name"
echo $srcdir.$bktime

echo "Setting up backup directory"
mkdir $backupdir/$bkdir
echo "Full backup directory is: $backupdir/$bkdir"

i=0

while [ $complete = 0 ]
do

sleep 2s

currentstatus="$(virsh -c qemu:///system domjobinfo $vm | grep 'Time elapsed')"


if [ ! -z "$currentstatus" ] ; then
#    echo $((++i))
    echo "BACKUP NOT DONE YET, CONTINUING. $((++i))"
    sleep 2s
else
    echo "BACKUP DONE, EXITING"
    complete=1
fi

done

sleep 1s

echo "Setting permissions on backup file"
chmod 777 $srcdir.$bktime

echo "Copying backup to disk"
mv $srcdir.$bktime $backupdir/$bkdir

echo "Backing up XML file"
virsh -c qemu:///system dumpxml --domain $vm > $backupdir/$bkdir/$vm.xml

echo "Done!"