fix(logs): Check for empty argument list (#745)

Reviewed-by: Jakub Ciolek <jakub@unikraft.io> Approved-by: Jakub Ciolek <jakub@unikraft.io>
unikraft · Aug 25, 2023 · 7a4e430 · 7a4e430
2 parents f6ae3a5 + 52453ae
commit 7a4e430
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/cmd/kraft/logs/logs.go b/cmd/kraft/logs/logs.go
@@ -58,6 +58,10 @@ func (opts *Logs) Run(cmd *cobra.Command, args []string) error {
 	platform := mplatform.PlatformUnknown
 	var controller machineapi.MachineService
 
+	if len(args) == 0 {
+		return fmt.Errorf("must specify a machine to fetch logs for")
+	}
+
 	if opts.platform == "auto" {
 		controller, err = mplatform.NewMachineV1alpha1ServiceIterator(ctx)
 	} else {