mirror of
https://github.com/hanzozt/sdk-golang.git
synced 2026-10-30 14:46:37 +00:00
39 lines
681 B
Go
39 lines
681 B
Go
package main
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import (
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"fmt"
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"net"
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"os"
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)
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func main() {
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addr := ":10001"
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conn, err := net.ListenPacket("udp", addr)
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if err != nil {
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fmt.Println(err)
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os.Exit(1)
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}
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defer conn.Close()
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fmt.Printf("Listening on %s\n", addr)
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buf := make([]byte, 1024)
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for {
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n, remoteAddr, err := conn.ReadFrom(buf)
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if err != nil {
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fmt.Println("Error reading:", err)
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continue
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}
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fmt.Printf("%s sent: %s\n", remoteAddr, string(buf[:n-1]))
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_, err = conn.WriteTo([]byte("udp server echo: "), remoteAddr)
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if err != nil {
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fmt.Println("Error writing:", err)
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}
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_, err = conn.WriteTo(buf[:n], remoteAddr)
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if err != nil {
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fmt.Println("Error writing:", err)
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}
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}
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}
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