func (c *commandStrategy) msgBroadcast() error {
	c.app.RWMutex.RLock()
	defer c.app.RWMutex.RUnlock()

	var id string
	content := c.body["content"]

	logging.Debug("Sending message broadcast from %s", c.app.Manifest.InstanceId)

	if id_, ok := getString(c.body, "id"); ok {
		id = id_
	} else {
		return errors.New("No id found")
	}

	msg_archive.RecordMsg(c.app, id)
	toSend := make(jsonData)
	toSend["fromInstanceId"] = c.app.Manifest.InstanceId
	toSend["id"] = id
	toSend["content"] = content
	for _, cpb := range c.app.Manifest.Capabilities {
		for _, dep := range registry.GetDependents(cpb) {
			dep.Send("MSG_BROADCAST", toSend)
		}
	}
	return nil
}
Beispiel #2
0
// send this message query to all targeted apps
func (c *commandStrategy) msgQuery() error {
	c.app.RWMutex.RLock()
	defer c.app.RWMutex.RUnlock()

	logging.Debug("Processing query from %s", c.app.Manifest.InstanceId)
	mq, err := parseMsgQuery(c)
	if err != nil {
		return err
	}

	msg_archive.RecordMsg(c.app, mq.id)
	body := make(jsonData)
	body["fromInstanceId"] = c.app.Manifest.InstanceId
	body["id"] = mq.id
	body["priority"] = mq.priority
	body["data"] = mq.data
	body["instanceId"] = mq.instanceIds
	body["action"] = mq.action
	body["capability"] = mq.capability.Name

	// if this is an undirected query
	if len(mq.instanceIds) == 0 {
		// send to all providers of the capability
		for _, provider := range registry.GetProviders(mq.capability) {
			provider.Send("MSG_QUERY", body)
		}
	} else {
		// this is a directed query, send to all given instance ids
		for _, instName := range mq.instanceIds {
			if inst, ok := registry.GetInstance(instName); ok {
				inst.Send("MSG_QUERY", body)
			}
		}
	}
	return nil
}