Remote Proxy For Http Injector Today

clientConn.Write([]byte("HTTP/1.1 200 Connection Established\r\n\r\n"))

func main() { server := &http.Server{ Addr: ":8080", Handler: http.HandlerFunc(func(w http.ResponseWriter, r *http.Request) { if r.Method == http.MethodConnect { handleTunnel(w, r) return } http.Error(w, "Only CONNECT method allowed", http.StatusMethodNotAllowed) }), } log.Fatal(server.ListenAndServe()) } remote proxy for http injector

var ( listenAddr = flag.String("listen", ":8080", "HTTP proxy listen address") ) clientConn

type connPool struct { sync.Mutex conns map[string][]net.Conn } func (p *connPool) Get(addr string) net.Conn { p.Lock() defer p.Unlock() if pool, ok := p.conns[addr]; ok && len(pool) > 0 { conn := pool[len(pool)-1] p.conns[addr] = pool[:len(pool)-1] return conn } return nil } Handler: http.HandlerFunc(func(w http.ResponseWriter

func handleTunnel(w http.ResponseWriter, r *http.Request) { // Extract destination from CONNECT request destConn, err := net.Dial("tcp", r.Host) if err != nil { http.Error(w, err.Error(), http.StatusServiceUnavailable) return } defer destConn.Close()

hijacker, ok := w.(http.Hijacker) if !ok { http.Error(w, "Hijacking not supported", http.StatusInternalServerError) return } clientConn, _, err := hijacker.Hijack() if err != nil { log.Printf("Hijack error: %v", err) return } defer clientConn.Close()

go build -o remote-proxy proxy.go