broker

type Broker interface {
	Publish(topic string, msg *Message) error
	Subscribe(topic, queue, appId string, size int, h Handler)
	Close()
	Connect() error
}

type Handler func(topic string, msg *Message) (int, error)

type Message struct {
	Id     string            `protobuf:"bytes,1,opt,proto3" json:"Id,omitempty"`
	Header map[string]string `` /* 134-byte string literal not displayed */
	Retry  int32             `protobuf:"varint,3,opt,proto3" json:"Retry,omitempty"`
	Body   []byte            `protobuf:"bytes,4,opt,proto3" json:"Body,omitempty"`
}