go-micro/server/handler.go

package server

type HandlerOptions struct {
	Internal bool
	Metadata map[string]map[string]string
}

type SubscriberOptions struct {
	Queue    string
	Internal bool
}

// EndpointMetadata is a Handler option that allows metadata to be added to
// individual endpoints.
func EndpointMetadata(name string, md map[string]string) HandlerOption {
	return func(o *HandlerOptions) {
		o.Metadata[name] = md
	}
}

// Internal Handler options specifies that a handler is not advertised
// to the discovery system. In the future this may also limit request
// to the internal network or authorised user.
func InternalHandler(b bool) HandlerOption {
	return func(o *HandlerOptions) {
		o.Internal = b
	}
}

// Internal Subscriber options specifies that a subscriber is not advertised
// to the discovery system.
func InternalSubscriber(b bool) SubscriberOption {
	return func(o *SubscriberOptions) {
		o.Internal = b
	}
}

// Shared queue name distributed messages across subscribers
func SubscriberQueue(n string) SubscriberOption {
	return func(o *SubscriberOptions) {
		o.Queue = n
	}
}