From c194e6c6641d28da123af6a8ed76c99302900e4e Mon Sep 17 00:00:00 2001
From: Jeremy Lecour <jlecour@evolix.fr>
Date: Sat, 14 Oct 2023 07:26:51 +0200
Subject: [PATCH] kvm-host: revert remote DRBD role on migration error
 (untested)

---
 kvm-host/files/migrate-vm.sh | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/kvm-host/files/migrate-vm.sh b/kvm-host/files/migrate-vm.sh
index 4676a123..622dc228 100644
--- a/kvm-host/files/migrate-vm.sh
+++ b/kvm-host/files/migrate-vm.sh
@@ -299,6 +299,12 @@ migrate_to() {
 
     if is_vm_running_locally "${vm}"; then
         migrate_vm_to "${vm}" "${remote_ip}"
+        retcode=$?
+        if [ ${retcode} != 0 ]; then
+            echo "An error occured while migrating ${vm}: ${retval}" >&2
+            set_drbd_role secondary "${resource}" "${remote_ip}"
+            exit 1
+        fi
     else
         echo "${vm} is not running locally, so it won't be started on ${remote_host}"
     fi