proxy.go

package main

import (
    "crypto/tls"
    "encoding/base64"
    "net/http"
    "net/http/httputil"
    "net/url"
)

func main() {
    // Define the target server URL to which all requests will be forwarded
    target := "https://example.com" // Ensure to use HTTPS, change to your target server URL

    // Username and Password for Basic Authentication
    username := "your_username"
    password := "your_password"

    // Encode credentials
    credentials := base64.StdEncoding.EncodeToString([]byte(username + ":" + password))

    // Parse the target URL
    url, err := url.Parse(target)
    if err != nil {
        panic(err)
    }

    // Create a reverse proxy handler
    proxy := httputil.NewSingleHostReverseProxy(url)
    proxy.Director = func(req *http.Request) {
        req.URL.Scheme = url.Scheme
        req.URL.Host = url.Host
        req.Host = url.Host // Optionally set the 'Host' header to the target host

        // Set the Authorization header
        req.Header.Set("Authorization", "Basic " + credentials)
    }

    // Custom HTTP transport to skip SSL certificate validation
    proxy.Transport = &http.Transport{
        TLSClientConfig: &tls.Config{InsecureSkipVerify: true},
    }

    // Start an HTTP server with the proxy handler
    http.ListenAndServe(":8080", proxy)
}