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43 lines
750 B
43 lines
750 B
6 years ago
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package main
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import (
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"fmt"
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"log"
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"net"
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"time"
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"github.com/gansidui/gotcp/examples/echo"
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)
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func main() {
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tcpAddr, err := net.ResolveTCPAddr("tcp4", "127.0.0.1:8989")
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checkError(err)
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conn, err := net.DialTCP("tcp", nil, tcpAddr)
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checkError(err)
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echoProtocol := &echo.EchoProtocol{}
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// ping <--> pong
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for i := 0; i < 3; i++ {
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// write
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conn.Write(echo.NewEchoPacket([]byte("hello"), false).Serialize())
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// read
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p, err := echoProtocol.ReadPacket(conn)
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if err == nil {
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echoPacket := p.(*echo.EchoPacket)
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fmt.Printf("Server reply:[%v] [%v]\n", echoPacket.GetLength(), string(echoPacket.GetBody()))
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}
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time.Sleep(2 * time.Second)
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}
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conn.Close()
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}
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func checkError(err error) {
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if err != nil {
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log.Fatal(err)
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}
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}
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