nixos/mysqlBackup: set service Type

fixes #158802

Sets the mysql backup systemd service type to "oneshot" to ensure the
service is marked as started after the backup script fully proceeds. This
allows to reliably depend on completing of this service by other services.

1 files changed, 2 insertions, 1 deletions

diff --git a/nixos/modules/services/backup/mysql-backup.nix b/nixos/modules/services/backup/mysql-backup.nix
index 9fca2100273..c40a0b5abc4 100644
--- a/nixos/modules/services/backup/mysql-backup.nix
+++ b/nixos/modules/services/backup/mysql-backup.nix
@@ -113,9 +113,10 @@ in
         };
       };
       services.mysql-backup = {
-        description = "Mysql backup service";
+        description = "MySQL backup service";
         enable = true;
         serviceConfig = {
+          Type = "oneshot";
           User = cfg.user;
         };
         script = backupScript;