code refactoring
lqqyt2423
3 years ago
parent
7059c4e8b3
commit
01f0cc7a4b
@ -1,88 +0,0 @@
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package addon
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import (
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"time"
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"github.com/lqqyt2423/go-mitmproxy/connection"
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"github.com/lqqyt2423/go-mitmproxy/flow"
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_log "github.com/sirupsen/logrus"
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)
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var log = _log.WithField("at", "addon")
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type Addon interface {
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// A client has connected to mitmproxy. Note that a connection can correspond to multiple HTTP requests.
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ClientConnected(*connection.Client)
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// A client connection has been closed (either by us or the client).
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ClientDisconnected(*connection.Client)
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// Mitmproxy has connected to a server.
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ServerConnected(*flow.ConnContext)
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// A server connection has been closed (either by us or the server).
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ServerDisconnected(*flow.ConnContext)
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// HTTP request headers were successfully read. At this point, the body is empty.
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Requestheaders(*flow.Flow)
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// The full HTTP request has been read.
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Request(*flow.Flow)
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// HTTP response headers were successfully read. At this point, the body is empty.
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Responseheaders(*flow.Flow)
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// The full HTTP response has been read.
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Response(*flow.Flow)
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}
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// Base do nothing
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type Base struct{}
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func (addon *Base) ClientConnected(*connection.Client) {}
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func (addon *Base) ClientDisconnected(*connection.Client) {}
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func (addon *Base) ServerConnected(*flow.ConnContext) {}
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func (addon *Base) ServerDisconnected(*flow.ConnContext) {}
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func (addon *Base) Requestheaders(*flow.Flow) {}
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func (addon *Base) Request(*flow.Flow) {}
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func (addon *Base) Responseheaders(*flow.Flow) {}
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func (addon *Base) Response(*flow.Flow) {}
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// Log log http record
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type Log struct {
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Base
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}
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func (addon *Log) ClientConnected(client *connection.Client) {
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log.Infof("%v client connect\n", client.Conn.RemoteAddr())
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}
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func (addon *Log) ClientDisconnected(client *connection.Client) {
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log.Infof("%v client disconnect\n", client.Conn.RemoteAddr())
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}
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func (addon *Log) ServerConnected(connCtx *flow.ConnContext) {
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log.Infof("%v server connect %v (%v)\n", connCtx.Client.Conn.RemoteAddr(), connCtx.Server.Address, connCtx.Server.Conn.RemoteAddr())
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}
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func (addon *Log) ServerDisconnected(connCtx *flow.ConnContext) {
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log.Infof("%v server disconnect %v (%v)\n", connCtx.Client.Conn.RemoteAddr(), connCtx.Server.Address, connCtx.Server.Conn.RemoteAddr())
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}
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func (addon *Log) Requestheaders(f *flow.Flow) {
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log := log.WithField("in", "Log")
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start := time.Now()
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go func() {
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<-f.Done()
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var StatusCode int
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if f.Response != nil {
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StatusCode = f.Response.StatusCode
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}
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var contentLen int
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if f.Response != nil && f.Response.Body != nil {
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contentLen = len(f.Response.Body)
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}
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log.Infof("%v %v %v %v %v - %v ms\n", f.ConnContext.Client.Conn.RemoteAddr(), f.Request.Method, f.Request.URL.String(), StatusCode, contentLen, time.Since(start).Milliseconds())
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}()
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}
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@ -1,13 +1,13 @@
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package addon
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import "github.com/lqqyt2423/go-mitmproxy/flow"
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import "github.com/lqqyt2423/go-mitmproxy/proxy"
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// decode content-encoding then respond to client
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type Decoder struct {
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Base
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proxy.BaseAddon
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}
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func (d *Decoder) Response(f *flow.Flow) {
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func (d *Decoder) Response(f *proxy.Flow) {
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f.Response.ReplaceToDecodedBody()
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}
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@ -1,96 +0,0 @@
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package flowmapper
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import (
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"io/ioutil"
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"path/filepath"
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"regexp"
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"strings"
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"github.com/lqqyt2423/go-mitmproxy/addon"
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"github.com/lqqyt2423/go-mitmproxy/flow"
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_log "github.com/sirupsen/logrus"
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)
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var log = _log.WithField("at", "changeflow addon")
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var httpsRegexp = regexp.MustCompile(`^https://`)
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type Mapper struct {
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addon.Base
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reqResMap map[string]*flow.Response
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}
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func NewMapper(dirname string) *Mapper {
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infos, err := ioutil.ReadDir(dirname)
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if err != nil {
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panic(err)
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}
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filenames := make([]string, 0)
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for _, info := range infos {
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if info.IsDir() {
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continue
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}
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if !strings.HasSuffix(info.Name(), ".map.txt") {
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continue
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}
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filenames = append(filenames, filepath.Join(dirname, info.Name()))
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}
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if len(filenames) == 0 {
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return &Mapper{
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reqResMap: make(map[string]*flow.Response),
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}
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}
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ch := make(chan interface{}, len(filenames))
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for _, filename := range filenames {
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go func(filename string, ch chan<- interface{}) {
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f, err := ParseFlowFromFile(filename)
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if err != nil {
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log.Error(err)
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ch <- err
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return
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}
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ch <- f
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}(filename, ch)
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}
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reqResMap := make(map[string]*flow.Response)
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for i := 0; i < len(filenames); i++ {
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flowOrErr := <-ch
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if f, ok := flowOrErr.(*flow.Flow); ok {
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key := buildReqKey(f.Request)
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log.Infof("add request mapper: %v", key)
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reqResMap[key] = f.Response
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}
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}
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return &Mapper{
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reqResMap: reqResMap,
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}
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}
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func ParseFlowFromFile(filename string) (*flow.Flow, error) {
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p, err := NewParserFromFile(filename)
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if err != nil {
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return nil, err
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}
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return p.Parse()
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}
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func (c *Mapper) Request(f *flow.Flow) {
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key := buildReqKey(f.Request)
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if resp, ok := c.reqResMap[key]; ok {
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f.Response = resp
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}
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}
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func buildReqKey(req *flow.Request) string {
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url := req.URL.String()
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url = httpsRegexp.ReplaceAllString(url, "http://")
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key := req.Method + " " + url
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return key
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}
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@ -1,35 +0,0 @@
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package connection
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import (
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"net"
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"net/http"
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uuid "github.com/satori/go.uuid"
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)
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type Client struct {
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Id uuid.UUID
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Conn net.Conn
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Tls bool
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}
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func NewClient(c net.Conn) *Client {
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return &Client{
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Id: uuid.NewV4(),
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Conn: c,
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Tls: false,
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}
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}
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type Server struct {
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Id uuid.UUID
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Conn net.Conn
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Client *http.Client
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Address string
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}
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func NewServer() *Server {
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return &Server{
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Id: uuid.NewV4(),
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}
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}
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@ -1,119 +0,0 @@
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package flow
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import (
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"context"
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"crypto/tls"
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"net"
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"net/http"
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"github.com/lqqyt2423/go-mitmproxy/connection"
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)
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var ConnContextKey = new(struct{})
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type ConnContext struct {
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Client *connection.Client
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Server *connection.Server
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}
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func NewConnContext(c net.Conn) *ConnContext {
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client := connection.NewClient(c)
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return &ConnContext{
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Client: client,
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}
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}
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func (connCtx *ConnContext) InitHttpServer(sslInsecure bool, connWrap func(net.Conn) net.Conn, whenConnected func()) {
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if connCtx.Server != nil {
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return
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}
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if connCtx.Client.Tls {
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return
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}
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server := connection.NewServer()
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server.Client = &http.Client{
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Transport: &http.Transport{
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Proxy: http.ProxyFromEnvironment,
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// todo: change here
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DialContext: func(ctx context.Context, network, addr string) (net.Conn, error) {
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c, err := (&net.Dialer{
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// Timeout: 30 * time.Second,
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// KeepAlive: 30 * time.Second,
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}).DialContext(ctx, network, addr)
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if err != nil {
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return nil, err
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}
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cw := connWrap(c)
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server.Conn = cw
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server.Address = addr
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defer whenConnected()
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return cw, nil
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},
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ForceAttemptHTTP2: false, // disable http2
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DisableCompression: true, // To get the original response from the server, set Transport.DisableCompression to true.
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TLSClientConfig: &tls.Config{
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InsecureSkipVerify: sslInsecure,
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KeyLogWriter: GetTlsKeyLogWriter(),
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},
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},
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CheckRedirect: func(req *http.Request, via []*http.Request) error {
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// 禁止自动重定向
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return http.ErrUseLastResponse
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},
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}
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connCtx.Server = server
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}
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func (connCtx *ConnContext) InitHttpsServer(sslInsecure bool, connWrap func(net.Conn) net.Conn, whenConnected func()) {
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if connCtx.Server != nil {
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return
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}
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if !connCtx.Client.Tls {
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return
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}
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server := connection.NewServer()
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server.Client = &http.Client{
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Transport: &http.Transport{
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Proxy: http.ProxyFromEnvironment,
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DialTLSContext: func(ctx context.Context, network, addr string) (net.Conn, error) {
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log.Debugln("in https DialTLSContext")
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plainConn, err := (&net.Dialer{}).DialContext(ctx, network, addr)
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if err != nil {
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return nil, err
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}
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cw := connWrap(plainConn)
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server.Conn = cw
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server.Address = addr
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whenConnected()
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firstTLSHost, _, err := net.SplitHostPort(addr)
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if err != nil {
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return nil, err
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}
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cfg := &tls.Config{
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InsecureSkipVerify: sslInsecure,
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KeyLogWriter: GetTlsKeyLogWriter(),
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ServerName: firstTLSHost,
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}
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tlsConn := tls.Client(cw, cfg)
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return tlsConn, nil
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},
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ForceAttemptHTTP2: false, // disable http2
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DisableCompression: true, // To get the original response from the server, set Transport.DisableCompression to true.
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},
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CheckRedirect: func(req *http.Request, via []*http.Request) error {
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// 禁止自动重定向
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return http.ErrUseLastResponse
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},
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}
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connCtx.Server = server
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}
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@ -1,29 +0,0 @@
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package flow
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import (
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"io"
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"os"
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"sync"
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)
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// Wireshark 解析 https 设置
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var tlsKeyLogWriter io.Writer
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var tlsKeyLogOnce sync.Once
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func GetTlsKeyLogWriter() io.Writer {
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tlsKeyLogOnce.Do(func() {
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logfile := os.Getenv("SSLKEYLOGFILE")
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if logfile == "" {
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return
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}
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writer, err := os.OpenFile(logfile, os.O_WRONLY|os.O_CREATE|os.O_APPEND, 0666)
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if err != nil {
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log.WithField("in", "GetTlsKeyLogWriter").Debug(err)
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return
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}
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tlsKeyLogWriter = writer
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})
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return tlsKeyLogWriter
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}
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@ -0,0 +1,81 @@
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package proxy
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import (
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"time"
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)
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type Addon interface {
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// A client has connected to mitmproxy. Note that a connection can correspond to multiple HTTP requests.
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ClientConnected(*ClientConn)
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// A client connection has been closed (either by us or the client).
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ClientDisconnected(*ClientConn)
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// Mitmproxy has connected to a server.
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ServerConnected(*ConnContext)
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// A server connection has been closed (either by us or the server).
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ServerDisconnected(*ConnContext)
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// HTTP request headers were successfully read. At this point, the body is empty.
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Requestheaders(*Flow)
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// The full HTTP request has been read.
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Request(*Flow)
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// HTTP response headers were successfully read. At this point, the body is empty.
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Responseheaders(*Flow)
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// The full HTTP response has been read.
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Response(*Flow)
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}
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// BaseAddon do nothing
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type BaseAddon struct{}
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func (addon *BaseAddon) ClientConnected(*ClientConn) {}
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func (addon *BaseAddon) ClientDisconnected(*ClientConn) {}
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func (addon *BaseAddon) ServerConnected(*ConnContext) {}
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func (addon *BaseAddon) ServerDisconnected(*ConnContext) {}
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func (addon *BaseAddon) Requestheaders(*Flow) {}
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func (addon *BaseAddon) Request(*Flow) {}
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func (addon *BaseAddon) Responseheaders(*Flow) {}
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func (addon *BaseAddon) Response(*Flow) {}
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// LogAddon log connection and flow
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type LogAddon struct {
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BaseAddon
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}
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func (addon *LogAddon) ClientConnected(client *ClientConn) {
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log.Infof("%v client connect\n", client.Conn.RemoteAddr())
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}
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func (addon *LogAddon) ClientDisconnected(client *ClientConn) {
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log.Infof("%v client disconnect\n", client.Conn.RemoteAddr())
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}
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func (addon *LogAddon) ServerConnected(connCtx *ConnContext) {
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log.Infof("%v server connect %v (%v)\n", connCtx.ClientConn.Conn.RemoteAddr(), connCtx.ServerConn.Address, connCtx.ServerConn.Conn.RemoteAddr())
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}
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func (addon *LogAddon) ServerDisconnected(connCtx *ConnContext) {
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log.Infof("%v server disconnect %v (%v)\n", connCtx.ClientConn.Conn.RemoteAddr(), connCtx.ServerConn.Address, connCtx.ServerConn.Conn.RemoteAddr())
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}
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func (addon *LogAddon) Requestheaders(f *Flow) {
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start := time.Now()
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go func() {
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<-f.Done()
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var StatusCode int
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if f.Response != nil {
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StatusCode = f.Response.StatusCode
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}
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var contentLen int
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if f.Response != nil && f.Response.Body != nil {
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contentLen = len(f.Response.Body)
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}
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log.Infof("%v %v %v %v %v - %v ms\n", f.ConnContext.ClientConn.Conn.RemoteAddr(), f.Request.Method, f.Request.URL.String(), StatusCode, contentLen, time.Since(start).Milliseconds())
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}()
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}
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@ -0,0 +1,232 @@
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package proxy
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import (
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"context"
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"crypto/tls"
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"net"
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"net/http"
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uuid "github.com/satori/go.uuid"
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)
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// client connection
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type ClientConn struct {
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Id uuid.UUID
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Conn net.Conn
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Tls bool
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}
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func newClientConn(c net.Conn) *ClientConn {
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return &ClientConn{
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Id: uuid.NewV4(),
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Conn: c,
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Tls: false,
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}
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}
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// server connection
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type ServerConn struct {
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Id uuid.UUID
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Address string
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Conn net.Conn
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client *http.Client
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}
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func newServerConn() *ServerConn {
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return &ServerConn{
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Id: uuid.NewV4(),
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}
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}
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// connection context ctx key
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var connContextKey = new(struct{})
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// connection context
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type ConnContext struct {
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ClientConn *ClientConn
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ServerConn *ServerConn
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proxy *Proxy
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}
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func newConnContext(c net.Conn, proxy *Proxy) *ConnContext {
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clientConn := newClientConn(c)
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return &ConnContext{
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ClientConn: clientConn,
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proxy: proxy,
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}
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}
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func (connCtx *ConnContext) InitHttpServerConn() {
|
||||
if connCtx.ServerConn != nil {
|
||||
return
|
||||
}
|
||||
if connCtx.ClientConn.Tls {
|
||||
return
|
||||
}
|
||||
|
||||
serverConn := newServerConn()
|
||||
serverConn.client = &http.Client{
|
||||
Transport: &http.Transport{
|
||||
Proxy: http.ProxyFromEnvironment,
|
||||
DialContext: func(ctx context.Context, network, addr string) (net.Conn, error) {
|
||||
c, err := (&net.Dialer{}).DialContext(ctx, network, addr)
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
cw := &wrapServerConn{
|
||||
Conn: c,
|
||||
proxy: connCtx.proxy,
|
||||
connCtx: connCtx,
|
||||
}
|
||||
serverConn.Conn = cw
|
||||
serverConn.Address = addr
|
||||
defer func() {
|
||||
for _, addon := range connCtx.proxy.Addons {
|
||||
addon.ServerConnected(connCtx)
|
||||
}
|
||||
}()
|
||||
return cw, nil
|
||||
},
|
||||
ForceAttemptHTTP2: false, // disable http2
|
||||
DisableCompression: true, // To get the original response from the server, set Transport.DisableCompression to true.
|
||||
TLSClientConfig: &tls.Config{
|
||||
InsecureSkipVerify: connCtx.proxy.Opts.SslInsecure,
|
||||
KeyLogWriter: getTlsKeyLogWriter(),
|
||||
},
|
||||
},
|
||||
CheckRedirect: func(req *http.Request, via []*http.Request) error {
|
||||
// 禁止自动重定向
|
||||
return http.ErrUseLastResponse
|
||||
},
|
||||
}
|
||||
connCtx.ServerConn = serverConn
|
||||
}
|
||||
|
||||
func (connCtx *ConnContext) InitHttpsServerConn() {
|
||||
if connCtx.ServerConn != nil {
|
||||
return
|
||||
}
|
||||
if !connCtx.ClientConn.Tls {
|
||||
return
|
||||
}
|
||||
|
||||
ServerConn := newServerConn()
|
||||
ServerConn.client = &http.Client{
|
||||
Transport: &http.Transport{
|
||||
Proxy: http.ProxyFromEnvironment,
|
||||
DialTLSContext: func(ctx context.Context, network, addr string) (net.Conn, error) {
|
||||
log.Debugln("in https DialTLSContext")
|
||||
plainConn, err := (&net.Dialer{}).DialContext(ctx, network, addr)
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
cw := &wrapServerConn{
|
||||
Conn: plainConn,
|
||||
proxy: connCtx.proxy,
|
||||
connCtx: connCtx,
|
||||
}
|
||||
ServerConn.Conn = cw
|
||||
ServerConn.Address = addr
|
||||
|
||||
for _, addon := range connCtx.proxy.Addons {
|
||||
addon.ServerConnected(connCtx)
|
||||
}
|
||||
|
||||
firstTLSHost, _, err := net.SplitHostPort(addr)
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
cfg := &tls.Config{
|
||||
InsecureSkipVerify: connCtx.proxy.Opts.SslInsecure,
|
||||
KeyLogWriter: getTlsKeyLogWriter(),
|
||||
ServerName: firstTLSHost,
|
||||
}
|
||||
tlsConn := tls.Client(cw, cfg)
|
||||
return tlsConn, nil
|
||||
},
|
||||
ForceAttemptHTTP2: false, // disable http2
|
||||
DisableCompression: true, // To get the original response from the server, set Transport.DisableCompression to true.
|
||||
},
|
||||
CheckRedirect: func(req *http.Request, via []*http.Request) error {
|
||||
// 禁止自动重定向
|
||||
return http.ErrUseLastResponse
|
||||
},
|
||||
}
|
||||
connCtx.ServerConn = ServerConn
|
||||
}
|
||||
|
||||
// wrap tcpConn for remote client
|
||||
type wrapClientConn struct {
|
||||
net.Conn
|
||||
proxy *Proxy
|
||||
connCtx *ConnContext
|
||||
closed bool
|
||||
closeErr error
|
||||
}
|
||||
|
||||
func (c *wrapClientConn) Close() error {
|
||||
log.Debugln("in wrapClientConn close")
|
||||
if c.closed {
|
||||
return c.closeErr
|
||||
}
|
||||
|
||||
c.closed = true
|
||||
c.closeErr = c.Conn.Close()
|
||||
|
||||
for _, addon := range c.proxy.Addons {
|
||||
addon.ClientDisconnected(c.connCtx.ClientConn)
|
||||
}
|
||||
|
||||
if c.connCtx.ServerConn != nil && c.connCtx.ServerConn.Conn != nil {
|
||||
c.connCtx.ServerConn.Conn.Close()
|
||||
}
|
||||
|
||||
return c.closeErr
|
||||
}
|
||||
|
||||
// wrap tcpListener for remote client
|
||||
type wrapListener struct {
|
||||
net.Listener
|
||||
proxy *Proxy
|
||||
}
|
||||
|
||||
func (l *wrapListener) Accept() (net.Conn, error) {
|
||||
c, err := l.Listener.Accept()
|
||||
if err != nil {
|
||||
return nil, err
|
||||
}
|
||||
|
||||
return &wrapClientConn{
|
||||
Conn: c,
|
||||
proxy: l.proxy,
|
||||
}, nil
|
||||
}
|
||||
|
||||
// wrap tcpConn for remote server
|
||||
type wrapServerConn struct {
|
||||
net.Conn
|
||||
proxy *Proxy
|
||||
connCtx *ConnContext
|
||||
closed bool
|
||||
closeErr error
|
||||
}
|
||||
|
||||
func (c *wrapServerConn) Close() error {
|
||||
log.Debugln("in wrapServerConn close")
|
||||
if c.closed {
|
||||
return c.closeErr
|
||||
}
|
||||
|
||||
c.closed = true
|
||||
c.closeErr = c.Conn.Close()
|
||||
|
||||
for _, addon := range c.proxy.Addons {
|
||||
addon.ServerDisconnected(c.connCtx)
|
||||
}
|
||||
|
||||
c.connCtx.ClientConn.Conn.Close()
|
||||
|
||||
return c.closeErr
|
||||
}
|
||||
|
Before Width: | Height: | Size: 3.8 KiB After Width: | Height: | Size: 3.8 KiB |
|
Before Width: | Height: | Size: 5.2 KiB After Width: | Height: | Size: 5.2 KiB |
|
Before Width: | Height: | Size: 9.4 KiB After Width: | Height: | Size: 9.4 KiB |
|
Before Width: | Height: | Size: 3.8 KiB After Width: | Height: | Size: 3.8 KiB |
|
Before Width: | Height: | Size: 5.2 KiB After Width: | Height: | Size: 5.2 KiB |
|
Before Width: | Height: | Size: 9.4 KiB After Width: | Height: | Size: 9.4 KiB |
Loading…
Reference in New Issue