Register message handler

handlers_nats.go

@@ -30,6 +30,7 @@ func _messageHandler(m *nats.Msg) error {
 		"list":         listEventHandler,
 		"get":          getEventHandler,
 		"create":       createEventHandler,
+		"register":     registerEventHandler,
 		"update":       updateEventHandler,
 		"delete":       deleteEventHandler,
 		"stop":         stopEventHandler,
@@ -177,6 +178,35 @@ func createEventHandler(m *nats.Msg, message *RequestMessage) error {
 	return nil
 }
 
+// Registers new app without creating an container
+func registerEventHandler(m *nats.Msg, message *RequestMessage) error {
+
+	appTemplate := apps.App{}
+	body := []byte(message.Payload)
+	err := json.Unmarshal(body, &appTemplate)
+	if err != nil {
+		log.Println("ERROR create application problem: " + err.Error())
+		publish(message.AppName, "payload parsing problem", true)
+		return err
+	}
+
+	err = apps.New(message.AppName, appTemplate.SSHPort, appTemplate.HTTPPort, appTemplate.Image, appTemplate.CPU, appTemplate.Memory)
+	if err != nil {
+		if validationError, ok := err.(apps.ValidationError); ok {
+			log.Println("ERROR create application problem: " + validationError.Error())
+			publish(message.AppName, "validation problem", true)
+			return err
+		}
+		log.Println("ERROR create application problem: " + err.Error())
+		publish(message.AppName, "backend problem", true)
+		return err
+	}
+
+	publish(message.AppName, "registered", false)
+
+	return nil
+}
+
 // Update existing app
 func updateEventHandler(m *nats.Msg, message *RequestMessage) error {
 	appTemplate := apps.App{}