add aliveNodes

liuxiaolong

2020-01-13 4fa18fb209ffdb0aff30565647d8561a1379873b

 server.go

@@ -230,6 +230,10 @@
   //s.publisher.Publish(s.nodes.ToSlice())//publish nodes changed
}

func (d *DiscoveryServer) AliveNodes() []string {
   return d.services.nodes.ToSlice()
}

func (d *DiscoveryServer) PublishMsg(msg string) {
   d.services.publisher.Publish([]byte(msg))
}