Go HTTP Proxy

proxy.go

package main

import (
    "fmt"
    "net/http"
    "net/http/httputil"
)
 
func HttpRouteHandler(responseWriter http.ResponseWriter, request *http.Request) {

    fmt.Println("# recieved request for ", request.URL)
    fmt.Println("  headers:")
    for key, val := range request.Header {
        fmt.Println("\t", key, ":", val)
    }

    request.URL.Scheme = "http"
    request.URL.Host = request.Host

    fmt.Print("  routing request to ", request.URL, "...")
 
    proxy := httputil.NewSingleHostReverseProxy(request.URL)
    proxy.ServeHTTP(responseWriter, request)

    fmt.Println("  done.")
    fmt.Println()
}
 
func main() {
    address := ":1080"
    fmt.Print("Starting proxy on ", address, "...")

    http.HandleFunc("/", HttpRouteHandler)
    http.ListenAndServe(address, nil)
}