From 0b07035565e2e1b70836f36c0dbc88c0cc9751b6 Mon Sep 17 00:00:00 2001
From: Jochen Welzel <jochen.welzel@de.clara.net>
Date: Wed, 6 Jan 2021 09:24:19 +0100
Subject: [PATCH] add discspec

---
 libvirt-zsh-backup.sh | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/libvirt-zsh-backup.sh b/libvirt-zsh-backup.sh
index 431e320..2691df6 100644
--- a/libvirt-zsh-backup.sh
+++ b/libvirt-zsh-backup.sh
@@ -31,5 +31,13 @@ fi
 
 DATE=$(date "+%Y%m%d")
 DATE30=$(date -d "-30day" "+%Y%m%d")
+SNAPNAME="backup_$DATE"
 
+VMDISKS=$(virsh domblklist $VM | egrep -o vd.)
+DISKSPEC=""
+for disk in $VMDISKS
+do
+    DISKSPEC+="--discspec $disk,file=/srv/snapshots/$VM/$VM-$disk-$SNAPNAME.qcow2,snapshot=external "
+done
+echo $DISKSPEC