mitmProxy

SSL-capable man-in-the-middle proxy written on Golang

First, you should create folder for certificates (/app/certificates) Then you should call StartProxyServer func in order to listen for all requests.

Documentation

StartProxyServer

Type: function Signature:

func StartProxyServer(address string, proxyRequestHandler func(*ProxyRequest)) error

• Address is listen address, e.g.: ":8090", "0.0.0.0:8011"
• proxyRequestHandler is handler for all incoming connections, ProxyRequest structure is passed

ProxyRequest

Type: struct

Signature:

type ProxyRequest struct {
	IsSSL          bool
	ClientRequest  *http.Request
	ServerResponse *http.Response

	clientConn, serverConn io.ReadWriter
}
func (pr *ProxyRequest) SendRequest() error
func (pr *ProxyRequest) SendResponse() error

Fields:

• IsSSL is set when incoming connection is http CONNECT request
• ClientRequest is request sent by proxy client
• SendRequest establishes connection to the remote server and sends client's request
• ServerResponse is remote server's response
• SendResponse sends ProxyRequest.ServerResponse to the client.

Example

package main

import (
	"fmt"

	"mitmProxy"
)

func main() {
	mitmproxy.StartProxyServer(":4444", func(req *mitmproxy.ProxyRequest) {
		fmt.Println(req.ClientRequest)
		req.SendRequest()
		fmt.Println(req.ServerResponse)
		req.SendResponse()
	})
}