golang은 가십 프로토콜을 구현합니다.

type Node struct {
    ID           string
    Addr         string
    Port         string
    MemberList   MemberList
}

type MemberList struct {
    Members      map[string]int64
}

func (n *Node) Gossip() {
    // 随机选择一个节点
    // 将该节点的信息传递给随机选择的节点
}

func (n *Node) UpdateMemberList() {
   // 遍历n的MemberList，将最新的信息发送给所有已知的节点
}

type Node struct {
    ID           string
    Addr         string
    Port         string
    MemberList   MemberList
}

type MemberList struct {
    Members      map[string]int64
}

func (n *Node) Gossip() {
    // 随机选择一个节点
    // 将该节点的信息传递给随机选择的节点
    randNode := selectRandomNode(n.MemberList)
    rpcClient := Call(randNode.Addr, randNode.Port)
    rpcClient.Call("Node.Receive", n.MemberList, &MemberList{})
}

func (n *Node) Receive(memberList MemberList, response *MemberList) error {
    // 在本地更新成员列表
    n.UpdateMemberList(memberList)
    return nil
}

func (n *Node) UpdateMemberList() {
   // 遍历n的MemberList，将最新的信息发送给所有已知的节点
   for _, member := range n.MemberList.Members {
       rpcClient := Call(member.Addr, member.Port)
       rpcClient.Call("Node.Receive", n.MemberList, &MemberList{})
   }
}

func selectRandomNode(ml MemberList) Node {
   // 随机选择一个节点
   // 从n的MemberList中选择还活着的节点
   var aliveNodes []Node
   for _, member := range ml.Members {
       if member < time.Now().Unix()-5 {
           delete(ml.Members, member)
       } else {
           aliveNodes = append(aliveNodes, FindNodeByID(member.ID))
       }
   }
   randNodeIndex := rand.Intn(len(aliveNodes))
   return aliveNodes[randNodeIndex]
}

func FindNodeByID(nodeID string) Node {
   // 从已知的节点中获取信息
   return Node{}
}

func Call(addr string, port string) *rpc.Client {
   // 建立RPC连接
   return rpc.NewClient(...)
}