func starServer(port string) {
tcpAddr, err := net.ResolveTCPAddr("tcp4", port)
fmt.Println(tcpAddr)
checkError(err)
listener, err := net.ListenTCP("tcp", tcpAddr)
checkError(err)
//注册zk节点q
conn, err := example.GetConnect()
if err != nil {
fmt.Printf(" connect zk error: %s ", err)
}
defer conn.Close()
err = example.RegistServer(conn, port)
if err != nil {
fmt.Printf(" regist node error: %s ", err)
}
for {
conn, err := listener.Accept()
if err != nil {
fmt.Fprintf(os.Stderr, "Error: %s", err)
continue
}
go handleCient(conn, port)
}
fmt.Println("aaaaaa")
}
func getServerHost() (host string, err error) {
conn, err := example.GetConnect()
if err != nil {
fmt.Printf(" connect zk error: %s \n ", err)
return
}
defer conn.Close()
serverList, err := example.GetServerList(conn)
if err != nil {
fmt.Printf(" get server list error: %s \n", err)
return
}
count := len(serverList)
if count == 0 {
err = errors.New("server list is empty \n")
return
}
//随机选中一个返回
r := rand.New(rand.NewSource(time.Now().UnixNano()))
host = serverList[r.Intn(3)]
return
}