frp/tests/echo_server.go

62 lines
934 B
Go

package tests
import (
"bufio"
"fmt"
"io"
"github.com/fatedier/frp/utils/net"
)
func StartEchoServer() {
l, err := net.ListenTcp("127.0.0.1", 10701)
if err != nil {
fmt.Printf("echo server listen error: %v\n", err)
return
}
for {
c, err := l.Accept()
if err != nil {
fmt.Printf("echo server accept error: %v\n", err)
return
}
go echoWorker(c)
}
}
func StartUdpEchoServer() {
l, err := net.ListenUDP("127.0.0.1", 10703)
if err != nil {
fmt.Printf("udp echo server listen error: %v\n", err)
return
}
for {
c, err := l.Accept()
if err != nil {
fmt.Printf("udp echo server accept error: %v\n", err)
return
}
go echoWorker(c)
}
}
func echoWorker(c net.Conn) {
br := bufio.NewReader(c)
for {
buf, err := br.ReadString('\n')
if err == io.EOF {
break
}
if err != nil {
fmt.Printf("echo server read error: %v\n", err)
return
}
c.Write([]byte(buf + "\n"))
}
}