Files
camostream/sim/udp_server.go
T
2025-08-11 22:13:46 +08:00

45 lines
791 B
Go

package main
import (
"fmt"
"net"
)
func main() {
addr := net.UDPAddr{
Port: 18081,
IP: net.ParseIP("0.0.0.0"),
}
conn, err := net.ListenUDP("udp", &addr)
if err != nil {
panic(err)
}
defer conn.Close()
fmt.Println("UDP server listening on", addr.String())
buf := make([]byte, 2048)
for {
n, clientAddr, err := conn.ReadFromUDP(buf)
if err != nil {
fmt.Println("read error:", err)
continue
}
fmt.Printf("Received from %s: %s\n", clientAddr.String(), string(buf[:n]))
htmlResponse := `HTTP/1.1 200 OK
Content-Type: text/html; charset=UTF-8
Content-Length: 60
<html><body><h1>Hello from UDP HTML Server!</h1></body></html>`
_, err = conn.WriteToUDP([]byte(htmlResponse), clientAddr)
if err != nil {
fmt.Println("write error:", err)
}
}
}