func connectWith(addr string) uint64 {
if len(addr) == 0 {
return 0
}
pool := conn.NewPool(addr, 5)
query := new(conn.Query)
var network bytes.Buffer
enc := gob.NewEncoder(&network)
err := enc.Encode(helloRPC{cur_node.id, *workerPort})
if err != nil {
glog.Fatalf("encode:", err)
}
query.Data = network.Bytes()
reply := new(conn.Reply)
if err := pool.Call("Worker.Hello", query, reply); err != nil {
glog.WithField("call", "Worker.Hello").Fatal(err)
}
i, _ := strconv.Atoi(string(reply.Data))
glog.WithField("reply", i).WithField("addr", addr).
Info("Got reply from server")
pools[uint64(i)] = pool
peers[uint64(i)] = pool.Addr
return uint64(i)
}
func getMasterIp(ip string) string {
if len(ip) == 0 {
return ""
}
pool := conn.NewPool(ip, 5)
query := new(conn.Query)
var network bytes.Buffer
enc := gob.NewEncoder(&network)
err := enc.Encode(helloRPC{cur_node.id, *workerPort})
if err != nil {
glog.Fatalf("encode:", err)
}
query.Data = network.Bytes()
reply := new(conn.Reply)
if err := pool.Call("Worker.GetMasterIP", query, reply); err != nil {
glog.WithField("call", "Worker.GetMasterIP").Fatal(err)
}
masterIP := string(reply.Data)
glog.WithField("reply", masterIP).WithField("addr", ip).
Info("Got reply from server")
return masterIP
}
