// This is an echo client demo work with the echo_server.
// usage:
// go run github.com/funny/examples/echo_client/main.go
func main() {
protocol := link.NewFixProtocol(4, binary.BigEndian)
client, err := link.Dial("tcp", "127.0.0.1:10010", protocol)
if err != nil {
panic(err)
}
client.OnMessage(func(session *link.Session, message []byte) {
println("message:", string(message))
})
client.OnClose(func(session *link.Session) {
println("closed")
})
client.Start()
for {
var input string
if _, err := fmt.Scanf("%s\n", &input); err != nil {
break
}
client.Send(EchoMessage{input})
}
client.Close()
println("bye")
}
func (self *Manager) connectMsgServer(ms string) (*link.Session, error) {
p := link.PacketN(2, link.BigEndianBO, link.LittleEndianBF)
client, err := link.Dial("tcp", ms, p)
if err != nil {
glog.Error(err.Error())
panic(err)
}
return client, err
}
func main() {
flag.Parse()
cfg, err := LoadConfig(*InputConfFile)
if err != nil {
glog.Error(err.Error())
return
}
p := link.PacketN(2, link.BigEndianBO, link.LittleEndianBF)
gatewayClient, err := link.Dial("tcp", cfg.GatewayServer, p)
if err != nil {
panic(err)
}
fmt.Println("input id :")
var input string
if _, err := fmt.Scanf("%s\n", &input); err != nil {
glog.Error(err.Error())
}
inMsg, err := gatewayClient.Read()
if err != nil {
glog.Error(err.Error())
}
glog.Info(string(inMsg.Get()))
gatewayClient.Close(nil)
msgServerClient, err := link.Dial("tcp", string(inMsg.Get()), p)
if err != nil {
panic(err)
}
glog.Info("test.. send id...")
cmd := protocol.NewCmdSimple()
cmd.CmdName = protocol.SEND_CLIENT_ID_CMD
cmd.Args = append(cmd.Args, input)
err = msgServerClient.Send(link.JSON{
cmd,
})
if err != nil {
glog.Error(err.Error())
}
go heartBeat(cfg, msgServerClient)
glog.Info("test.. send create topic...")
cmd = protocol.NewCmdSimple()
cmd.CmdName = protocol.CREATE_TOPIC_CMD
fmt.Println("input topic name :")
if _, err = fmt.Scanf("%s\n", &input); err != nil {
glog.Error(err.Error())
}
cmd.Args = append(cmd.Args, input)
err = msgServerClient.Send(link.JSON{
cmd,
})
if err != nil {
glog.Error(err.Error())
}
glog.Info("test.. send join topic...")
cmd = protocol.NewCmdSimple()
cmd.CmdName = protocol.JOIN_TOPIC_CMD
fmt.Println("input topic name :")
if _, err = fmt.Scanf("%s\n", &input); err != nil {
glog.Error(err.Error())
}
cmd.Args = append(cmd.Args, input)
err = msgServerClient.Send(link.JSON{
cmd,
})
if err != nil {
glog.Error(err.Error())
}
glog.Info("test.. send send topic msg...")
cmd = protocol.NewCmdSimple()
cmd.CmdName = protocol.SEND_MESSAGE_TOPIC_CMD
fmt.Println("input topic name :")
if _, err = fmt.Scanf("%s\n", &input); err != nil {
glog.Error(err.Error())
}
cmd.Args = append(cmd.Args, input)
fmt.Println("input topic msg :")
if _, err = fmt.Scanf("%s\n", &input); err != nil {
glog.Error(err.Error())
}
cmd.Args = append(cmd.Args, input)
err = msgServerClient.Send(link.JSON{
cmd,
})
if err != nil {
glog.Error(err.Error())
}
defer msgServerClient.Close(nil)
msgServerClient.ReadLoop(func(msg link.InBuffer) {
glog.Info(string(msg.Get()))
})
glog.Flush()
}