Set property K for int type + write config to disk

cmd/root.go

@@ -12,7 +12,7 @@ import (
 )
 
 const (
-	gVersion = "0.022b"
+	gVersion = "0.023"
 )
 
 var (
@@ -188,12 +188,16 @@ func cleanAfterRun() {
 	for _, j := range gJails {
 		if j.ConfigUpdated {
 			// TODO : Marshall to disk
-			fmt.Printf("Config for jail %s will be updated\n", j.Name)
+			//fmt.Printf("Config for jail %s will be updated\n", j.Name)
 			marshaled, err := json.MarshalIndent(j.Config, "", "    ")
 			if err != nil {
 				fmt.Printf("ERROR marshaling config: %s\n", err.Error())
 			}
-			fmt.Printf(string(marshaled))
+			//fmt.Printf(string(marshaled))
+			if os.WriteFile(j.ConfigPath, []byte(marshaled), 0644); err != nil {
+				fmt.Printf("Error writing config file %s: %v\n", j.ConfigPath, err)
+				os.Exit(1)
+			}
 		}
 	}
 }