update v1.0

README.md

@@ -1,2 +1,18 @@
 # ReverseProxy
 ReverseProxy in golang
+
+## Use:
+
+	./ReverseProxy_[OS]_[ARCH] -h
+	
+	Usage of ReverseProxy_[OS]_[ARCH]:
+	  -l string
+	        listen on ip:port (default "0.0.0.0:8888")
+	  -r string
+	        reverse proxy addr (default "http://idea.lanyus.com:80")
+
+
+	./ReverseProxy_windows_amd64.exe -l "0.0.0.0:8081" -r "https://www.baidu.com"
+
+	Listening on 0.0.0.0:8081, forwarding to https://www.baidu.com
+

main.go

@@ -0,0 +1,36 @@
+package main
+
+import (
+	"log"
+	"net/http"
+	"net/http/httputil"
+	"net/url"
+	"flag"
+)
+
+type handle struct {
+	reverseProxy string
+}
+
+func (this *handle) ServeHTTP(w http.ResponseWriter, r *http.Request) {
+	remote, err := url.Parse(this.reverseProxy)
+	if err != nil {
+		log.Fatalln(err)
+	}
+	proxy := httputil.NewSingleHostReverseProxy(remote)
+	r.Host = remote.Host
+	proxy.ServeHTTP(w, r)
+	log.Println(r.RemoteAddr + " " + r.Method + " " + r.URL.String() + " " + r.Proto + " " + r.UserAgent())
+}
+
+func main() {
+	bind := flag.String("l", "0.0.0.0:8888", "listen on ip:port")
+	remote := flag.String("r", "http://idea.lanyus.com:80", "reverse proxy addr")
+	flag.Parse()
+	log.Printf("Listening on %s, forwarding to %s", *bind, *remote)
+	h := &handle{reverseProxy: *remote}
+	err := http.ListenAndServe(*bind, h)
+	if err != nil {
+		log.Fatalln("ListenAndServe: ", err)
+	}
+}