// 测试目标：HTTP 服务，验证纯 TCP 隧道承载 HTTP（webshell/文件服务场景）。
package main

import (
	"flag"
	"io"
	"log"
	"net/http"
)

func main() {
	addr := flag.String("addr", "127.0.0.1:9001", "监听地址")
	flag.Parse()

	mux := http.NewServeMux()
	mux.HandleFunc("/hello", func(w http.ResponseWriter, r *http.Request) {
		w.Header().Set("Content-Type", "application/json")
		w.Write([]byte(`{"hello":"git.zeroonesoft.cn/golib/zonat","via":"tcp-tunnel"}`))
	})
	mux.HandleFunc("/echo", func(w http.ResponseWriter, r *http.Request) {
		io.Copy(w, r.Body)
	})
	log.Println("http-demo 监听", *addr)
	log.Fatal(http.ListenAndServe(*addr, mux))
}