Feature: add ssr support (#805)
* Refactor ssr stream cipher to expose iv and key References: https://github.com/Dreamacro/go-shadowsocks2 https://github.com/sh4d0wfiend/go-shadowsocksr2 * Implement ssr obfs Reference: https://github.com/mzz2017/shadowsocksR * Implement ssr protocol References: https://github.com/mzz2017/shadowsocksR https://github.com/shadowsocksRb/shadowsocksr-libev https://github.com/shadowsocksr-backup/shadowsocksr
This commit is contained in:
goomadao
11
component/ssr/obfs/base.go
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11
component/ssr/obfs/base.go
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@ -0,0 +1,11 @@
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package obfs
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// Base information for obfs
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type Base struct {
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IVSize int
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Key []byte
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HeadLen int
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Host string
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Port int
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Param string
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}
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9
component/ssr/obfs/http_post.go
Normal file
9
component/ssr/obfs/http_post.go
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@ -0,0 +1,9 @@
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package obfs
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func init() {
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register("http_post", newHTTPPost)
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}
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func newHTTPPost(b *Base) Obfs {
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return &httpObfs{Base: b, post: true}
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}
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402
component/ssr/obfs/http_simple.go
Normal file
402
component/ssr/obfs/http_simple.go
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@ -0,0 +1,402 @@
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package obfs
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import (
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"bytes"
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"encoding/hex"
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"fmt"
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"io"
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"math/rand"
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"strings"
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)
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type httpObfs struct {
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*Base
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firstRequest bool
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firstResponse bool
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post bool
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}
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func init() {
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register("http_simple", newHTTPSimple)
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}
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func newHTTPSimple(b *Base) Obfs {
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return &httpObfs{Base: b}
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}
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func (h *httpObfs) initForConn() Obfs {
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return &httpObfs{
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Base: h.Base,
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firstRequest: true,
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firstResponse: true,
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post: h.post,
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}
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}
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func (h *httpObfs) GetObfsOverhead() int {
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return 0
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}
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func (h *httpObfs) Decode(b []byte) ([]byte, bool, error) {
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if h.firstResponse {
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idx := bytes.Index(b, []byte("\r\n\r\n"))
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if idx == -1 {
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return nil, false, io.EOF
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}
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h.firstResponse = false
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return b[idx+4:], false, nil
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}
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return b, false, nil
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}
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func (h *httpObfs) Encode(b []byte) ([]byte, error) {
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if h.firstRequest {
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bSize := len(b)
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var headData []byte
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if headSize := h.IVSize + h.HeadLen; bSize-headSize > 64 {
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headData = make([]byte, headSize+rand.Intn(64))
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} else {
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headData = make([]byte, bSize)
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}
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copy(headData, b[:len(headData)])
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host := h.Host
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var customHead string
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if len(h.Param) > 0 {
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customHeads := strings.Split(h.Param, "#")
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if len(customHeads) > 2 {
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customHeads = customHeads[:2]
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}
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customHosts := h.Param
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if len(customHeads) > 1 {
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customHosts = customHeads[0]
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customHead = customHeads[1]
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}
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hosts := strings.Split(customHosts, ",")
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if len(hosts) > 0 {
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host = strings.TrimSpace(hosts[rand.Intn(len(hosts))])
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}
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}
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method := "GET /"
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if h.post {
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method = "POST /"
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}
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requestPathIndex := rand.Intn(len(requestPath)/2) * 2
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httpBuf := fmt.Sprintf("%s%s%s%s HTTP/1.1\r\nHost: %s:%d\r\n",
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method,
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requestPath[requestPathIndex],
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data2URLEncode(headData),
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requestPath[requestPathIndex+1],
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host, h.Port)
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if len(customHead) > 0 {
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httpBuf = httpBuf + strings.Replace(customHead, "\\n", "\r\n", -1) + "\r\n\r\n"
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} else {
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var contentType string
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if h.post {
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contentType = "Content-Type: multipart/form-data; boundary=" + boundary() + "\r\n"
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}
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httpBuf = httpBuf + "User-agent: " + requestUserAgent[rand.Intn(len(requestUserAgent))] + "\r\n" +
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"Accept: text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8\r\n" +
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"Accept-Language: en-US,en;q=0.8\r\n" +
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"Accept-Encoding: gzip, deflate\r\n" +
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contentType +
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"DNT: 1\r\n" +
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"Connection: keep-alive\r\n" +
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"\r\n"
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}
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var encoded []byte
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if len(headData) < bSize {
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encoded = make([]byte, len(httpBuf)+(bSize-len(headData)))
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copy(encoded, []byte(httpBuf))
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copy(encoded[len(httpBuf):], b[len(headData):])
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} else {
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encoded = []byte(httpBuf)
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}
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h.firstRequest = false
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return encoded, nil
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}
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return b, nil
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}
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func data2URLEncode(data []byte) (ret string) {
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for i := 0; i < len(data); i++ {
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ret = fmt.Sprintf("%s%%%s", ret, hex.EncodeToString([]byte{data[i]}))
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}
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return
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}
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func boundary() (ret string) {
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set := "ABCDEFGHIJKLMNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz0123456789"
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for i := 0; i < 32; i++ {
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ret = fmt.Sprintf("%s%c", ret, set[rand.Intn(len(set))])
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}
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return
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}
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var (
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requestPath = []string{
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"", "",
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"login.php?redir=", "",
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"register.php?code=", "",
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"?keyword=", "",
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"search?src=typd&q=", "&lang=en",
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"s?ie=utf-8&f=8&rsv_bp=1&rsv_idx=1&ch=&bar=&wd=", "&rn=",
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"post.php?id=", "&goto=view.php",
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}
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requestUserAgent = []string{
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"Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/65.0.3325.162 Safari/537.36",
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"Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/45.0.2454.85 Safari/537.36",
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"Mozilla/5.0 (Linux; Android 7.0; Moto C Build/NRD90M.059) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/69.0.3497.100 Mobile Safari/537.36",
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"Mozilla/5.0 (Windows NT 6.1) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/68.0.3440.106 Safari/537.36",
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"Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/70.0.3538.102 Safari/537.36",
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"Mozilla/5.0 (Linux; Android 6.0.1; SM-G532M Build/MMB29T; wv) AppleWebKit/537.36 (KHTML, like Gecko) Version/4.0 Chrome/55.0.2883.91 Mobile Safari/537.36",
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"Mozilla/5.0 (Windows NT 6.2; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/46.0.2490.80 Safari/537.36",
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"Mozilla/5.0 (Windows NT 6.1) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/41.0.2272.101 Safari/537.36",
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"Mozilla/5.0 (Windows NT 6.2; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/70.0.3538.102 Safari/537.36",
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"Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/40.0.2214.111 Safari/537.36",
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"Mozilla/5.0 (Windows NT 6.3; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/62.0.3202.94 Safari/537.36",
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"Mozilla/5.0 (Linux; Android 5.1.1; SM-J120M Build/LMY47X) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/69.0.3497.100 Mobile Safari/537.36",
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"Mozilla/5.0 (Windows NT 6.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/46.0.2490.80 Safari/537.36",
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"Mozilla/5.0 (Linux; Android 7.0; Moto G (5) Build/NPPS25.137-93-14) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/69.0.3497.100 Mobile Safari/537.36",
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"Mozilla/5.0 (Windows NT 6.2; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/51.0.2704.106 Safari/537.36",
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"Mozilla/5.0 (Windows NT 6.3; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/65.0.3325.181 Safari/537.36",
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"Mozilla/5.0 (Linux; Android 7.0; SM-G570M) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/70.0.3538.80 Mobile Safari/537.36",
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"Mozilla/5.0 (Windows NT 5.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/46.0.2490.80 Safari/537.36",
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"Mozilla/5.0 (Windows NT 10.0) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/70.0.3538.102 Safari/537.36",
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"Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/49.0.2623.112 Safari/537.36",
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"Mozilla/5.0 (Linux; Android 6.0; CAM-L03 Build/HUAWEICAM-L03) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/69.0.3497.100 Mobile Safari/537.36",
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"Mozilla/5.0 (Windows NT 6.3; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/41.0.2272.76 Safari/537.36",
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"Mozilla/5.0 (Windows NT 6.3; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/66.0.3359.117 Safari/537.36",
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"Mozilla/5.0 (Windows; U; Windows NT 5.1; en-US) AppleWebKit/534.3 (KHTML, like Gecko) Chrome/6.0.472.63 Safari/534.3",
|
||||
"Mozilla/5.0 (Windows NT 6.1) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/55.0.2883.87 Safari/537.36",
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||||
"Mozilla/5.0 (Windows NT 6.3; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/70.0.3538.102 Safari/537.36",
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||||
"Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/47.0.2526.106 Safari/537.36",
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||||
"Mozilla/5.0 (Windows; U; Windows NT 6.1; en-US) AppleWebKit/534.7 (KHTML, like Gecko) Chrome/7.0.517.44 Safari/534.7",
|
||||
"Mozilla/5.0 (Windows NT 6.3; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/52.0.2743.116 Safari/537.36",
|
||||
"Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/68.0.3440.75 Safari/537.36",
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||||
"Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/54.0.2840.71 Safari/537.36",
|
||||
"Mozilla/5.0 (Windows; U; Windows NT 6.1; en-US) AppleWebKit/534.3 (KHTML, like Gecko) Chrome/6.0.472.63 Safari/534.3",
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||||
"Mozilla/5.0 (Linux; Android 8.0.0; FIG-LX3) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/70.0.3538.80 Mobile Safari/537.36",
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"Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/40.0.2214.115 Safari/537.36",
|
||||
"Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/52.0.2743.116 Safari/537.36",
|
||||
"Mozilla/5.0 (Windows; U; Windows NT 6.1; en-US) AppleWebKit/534.10 (KHTML, like Gecko) Chrome/8.0.552.237 Safari/534.10",
|
||||
"Mozilla/5.0 (Windows NT 6.3; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/60.0.3112.90 Safari/537.36",
|
||||
"Mozilla/5.0 (X11; U; Linux x86_64; en-US) AppleWebKit/533.2 (KHTML, like Gecko) Chrome/5.0.342.1 Safari/533.2",
|
||||
"Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/70.0.3538.102 Safari/537.36",
|
||||
"Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/49.0.2623.110 Safari/537.36",
|
||||
"Mozilla/5.0 (Windows NT 6.3; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/62.0.3202.89 Safari/537.36",
|
||||
"Mozilla/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/58.0.3029.81 Safari/537.36",
|
||||
"Mozilla/5.0 (X11; Datanyze; Linux x86_64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/65.0.3325.181 Safari/537.36",
|
||||
"Mozilla/5.0 (Windows NT 6.3; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/63.0.3239.132 Safari/537.36",
|
||||
"Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/54.0.2840.71 Safari/537.36",
|
||||
"Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/35.0.1916.153 Safari/537.36",
|
||||
"Mozilla/5.0 (Linux; Android 5.1.1; SM-J111M Build/LMY47V) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/69.0.3497.100 Mobile Safari/537.36",
|
||||
"Mozilla/5.0 (Windows NT 6.1) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/57.0.2987.133 Safari/537.36",
|
||||
"Mozilla/5.0 (Windows NT 6.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/51.0.2704.106 Safari/537.36",
|
||||
"Mozilla/5.0 (Windows NT 6.1) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/65.0.3325.181 Safari/537.36",
|
||||
"Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/37.0.2062.120 Safari/537.36",
|
||||
"Mozilla/5.0 (Macintosh; Intel Mac OS X 10_13_6) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/69.0.3497.100 Safari/537.36",
|
||||
"Mozilla/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/63.0.3239.84 Safari/537.36",
|
||||
"Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/54.0.2840.99 Safari/537.36",
|
||||
"Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/32.0.1700.107 Safari/537.36",
|
||||
"Mozilla/5.0 (Windows NT 10.0) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/69.0.3497.100 Safari/537.36",
|
||||
"Mozilla/5.0 (Linux; Android 6.0.1; SM-J700M Build/MMB29K) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/69.0.3497.100 Mobile Safari/537.36",
|
||||
"Mozilla/5.0 (Windows NT 6.3; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/51.0.2704.63 Safari/537.36",
|
||||
"Mozilla/5.0 (X11; Linux i686) AppleWebKit/534.30 (KHTML, like Gecko) Slackware/Chrome/12.0.742.100 Safari/534.30",
|
||||
"Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/69.0.3497.100 Safari/537.36",
|
||||
"Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/46.0.2490.86 Safari/537.36",
|
||||
"Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/64.0.3282.167 Safari/537.36",
|
||||
"Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/48.0.2564.116 Safari/537.36",
|
||||
"Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/50.0.2661.102 Safari/537.36",
|
||||
"Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/53.0.2785.143 Safari/537.36",
|
||||
"Mozilla/5.0 (X11; Linux i686) AppleWebKit/534.30 (KHTML, like Gecko) Chrome/12.0.742.100 Safari/534.30",
|
||||
"Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/69.0.3497.100 Safari/537.36",
|
||||
"Mozilla/5.0 (Linux; Android 8.0.0; WAS-LX3 Build/HUAWEIWAS-LX3) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/69.0.3497.100 Mobile Safari/537.36",
|
||||
"Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/54.0.2840.99 Safari/537.36",
|
||||
"Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/57.0.2987.133 Safari/537.36",
|
||||
"Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/49.0.2623.87 Safari/537.36",
|
||||
"Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/50.0.2661.102 Safari/537.36",
|
||||
"Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/31.0.1650.57 Safari/537.36",
|
||||
"Mozilla/5.0 (Windows NT 6.3; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/67.0.3396.99 Safari/537.36",
|
||||
"Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/60.0.3112.101 Safari/537.36",
|
||||
"Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/68.0.3440.1805 Safari/537.36 MVisionPlayer/1.0.0.0",
|
||||
"Mozilla/5.0 (Linux; Android 7.0; TRT-LX3 Build/HUAWEITRT-LX3) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/69.0.3497.100 Mobile Safari/537.36",
|
||||
"Mozilla/5.0 (Macintosh; Intel Mac OS X 10_10_3) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/41.0.2272.89 Safari/537.36",
|
||||
"Mozilla/5.0 (Linux; Android 6.0; vivo 1610 Build/MMB29M) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/53.0.2785.124 Mobile Safari/537.36",
|
||||
"Mozilla/5.0 (Windows NT 6.2; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/69.0.3497.100 Safari/537.36",
|
||||
"Mozilla/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/56.0.2924.87 Safari/537.36",
|
||||
"Mozilla/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/67.0.3396.87 Safari/537.36",
|
||||
"Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/57.0.2987.133 Safari/537.36",
|
||||
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||||
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||||
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||||
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||||
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||||
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||||
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|
||||
"Mozilla/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/69.0.3497.100 Safari/537.36",
|
||||
"Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/67.0.3396.99 Safari/537.36",
|
||||
"Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/61.0.3163.100 Safari/537.36",
|
||||
"Mozilla/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/70.0.3538.77 Safari/537.36",
|
||||
"Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/70.0.3538.102 Safari/537.36",
|
||||
"Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.31 (KHTML, like Gecko) Chrome/26.0.1410.64 Safari/537.31",
|
||||
"Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/63.0.3239.84 Safari/537.36",
|
||||
"Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/55.0.2883.87 Safari/537.36",
|
||||
"Mozilla/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/57.0.2987.133 Safari/537.36",
|
||||
"Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/64.0.3282.186 Safari/537.36",
|
||||
"Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/59.0.3071.115 Safari/537.36",
|
||||
"Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/68.0.3440.106 Safari/537.36",
|
||||
"Mozilla/5.0 (Windows NT 6.1) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/69.0.3497.100 Safari/537.36",
|
||||
"Mozilla/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/55.0.2883.87 Safari/537.36",
|
||||
"Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/46.0.2490.80 Safari/537.36",
|
||||
"Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/36.0.1985.143 Safari/537.36",
|
||||
"Mozilla/5.0 (Windows NT 5.1) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/49.0.2623.112 Safari/537.36",
|
||||
"Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/70.0.3538.67 Safari/537.36",
|
||||
"Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/65.0.3325.181 Safari/537.36",
|
||||
"Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/66.0.3359.181 Safari/537.36",
|
||||
"Mozilla/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/67.0.3396.99 Safari/537.36",
|
||||
"Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/52.0.2743.116 Safari/537.36",
|
||||
"Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/51.0.2704.106 Safari/537.36",
|
||||
"Mozilla/5.0 (Windows NT 6.3; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/69.0.3497.100 Safari/537.36",
|
||||
"Mozilla/5.0 (Linux; Android 6.0.1; SM-G532G Build/MMB29T) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/63.0.3239.83 Mobile Safari/537.36",
|
||||
"Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/48.0.2564.109 Safari/537.36",
|
||||
"Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/66.0.3359.117 Safari/537.36",
|
||||
"Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/66.0.3359.139 Safari/537.36",
|
||||
"Mozilla/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/70.0.3538.102 Safari/537.36",
|
||||
"Mozilla/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/70.0.3538.67 Safari/537.36",
|
||||
"Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/34.0.1847.131 Safari/537.36",
|
||||
"Mozilla/5.0 (Linux; Android 6.0; vivo 1713 Build/MRA58K) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/53.0.2785.124 Mobile Safari/537.36",
|
||||
"Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/62.0.3202.89 Safari/537.36",
|
||||
"Mozilla/5.0 (Windows NT 10.0; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/46.0.2490.80 Safari/537.36",
|
||||
"Mozilla/5.0 (Windows NT 6.1; WOW64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/41.0.2272.101 Safari/537.36",
|
||||
"Mozilla/5.0 (Windows NT 6.1) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/70.0.3538.67 Safari/537.36",
|
||||
"Mozilla/5.0 (Windows NT 6.1; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/68.0.3440.106 Safari/537.36",
|
||||
}
|
||||
)
|
||||
37
component/ssr/obfs/obfs.go
Normal file
37
component/ssr/obfs/obfs.go
Normal file
@ -0,0 +1,37 @@
|
||||
package obfs
|
||||
|
||||
import (
|
||||
"errors"
|
||||
"fmt"
|
||||
"strings"
|
||||
)
|
||||
|
||||
var (
|
||||
errTLS12TicketAuthIncorrectMagicNumber = errors.New("tls1.2_ticket_auth incorrect magic number")
|
||||
errTLS12TicketAuthTooShortData = errors.New("tls1.2_ticket_auth too short data")
|
||||
errTLS12TicketAuthHMACError = errors.New("tls1.2_ticket_auth hmac verifying failed")
|
||||
)
|
||||
|
||||
// Obfs provides methods for decoding and encoding
|
||||
type Obfs interface {
|
||||
initForConn() Obfs
|
||||
GetObfsOverhead() int
|
||||
Decode(b []byte) ([]byte, bool, error)
|
||||
Encode(b []byte) ([]byte, error)
|
||||
}
|
||||
|
||||
type obfsCreator func(b *Base) Obfs
|
||||
|
||||
var obfsList = make(map[string]obfsCreator)
|
||||
|
||||
func register(name string, c obfsCreator) {
|
||||
obfsList[name] = c
|
||||
}
|
||||
|
||||
// PickObfs returns an obfs of the given name
|
||||
func PickObfs(name string, b *Base) (Obfs, error) {
|
||||
if obfsCreator, ok := obfsList[strings.ToLower(name)]; ok {
|
||||
return obfsCreator(b), nil
|
||||
}
|
||||
return nil, fmt.Errorf("Obfs %s not supported", name)
|
||||
}
|
||||
25
component/ssr/obfs/plain.go
Normal file
25
component/ssr/obfs/plain.go
Normal file
@ -0,0 +1,25 @@
|
||||
package obfs
|
||||
|
||||
type plain struct{}
|
||||
|
||||
func init() {
|
||||
register("plain", newPlain)
|
||||
}
|
||||
|
||||
func newPlain(b *Base) Obfs {
|
||||
return &plain{}
|
||||
}
|
||||
|
||||
func (p *plain) initForConn() Obfs { return &plain{} }
|
||||
|
||||
func (p *plain) GetObfsOverhead() int {
|
||||
return 0
|
||||
}
|
||||
|
||||
func (p *plain) Encode(b []byte) ([]byte, error) {
|
||||
return b, nil
|
||||
}
|
||||
|
||||
func (p *plain) Decode(b []byte) ([]byte, bool, error) {
|
||||
return b, false, nil
|
||||
}
|
||||
75
component/ssr/obfs/random_head.go
Normal file
75
component/ssr/obfs/random_head.go
Normal file
@ -0,0 +1,75 @@
|
||||
package obfs
|
||||
|
||||
import (
|
||||
"encoding/binary"
|
||||
"hash/crc32"
|
||||
"math/rand"
|
||||
)
|
||||
|
||||
type randomHead struct {
|
||||
*Base
|
||||
firstRequest bool
|
||||
firstResponse bool
|
||||
headerSent bool
|
||||
buffer []byte
|
||||
}
|
||||
|
||||
func init() {
|
||||
register("random_head", newRandomHead)
|
||||
}
|
||||
|
||||
func newRandomHead(b *Base) Obfs {
|
||||
return &randomHead{Base: b}
|
||||
}
|
||||
|
||||
func (r *randomHead) initForConn() Obfs {
|
||||
return &randomHead{
|
||||
Base: r.Base,
|
||||
firstRequest: true,
|
||||
firstResponse: true,
|
||||
}
|
||||
}
|
||||
|
||||
func (r *randomHead) GetObfsOverhead() int {
|
||||
return 0
|
||||
}
|
||||
|
||||
func (r *randomHead) Encode(b []byte) (encoded []byte, err error) {
|
||||
if !r.firstRequest {
|
||||
return b, nil
|
||||
}
|
||||
|
||||
bSize := len(b)
|
||||
if r.headerSent {
|
||||
if bSize > 0 {
|
||||
d := make([]byte, len(r.buffer)+bSize)
|
||||
copy(d, r.buffer)
|
||||
copy(d[len(r.buffer):], b)
|
||||
r.buffer = d
|
||||
} else {
|
||||
encoded = r.buffer
|
||||
r.buffer = nil
|
||||
r.firstRequest = false
|
||||
}
|
||||
} else {
|
||||
size := rand.Intn(96) + 8
|
||||
encoded = make([]byte, size)
|
||||
rand.Read(encoded)
|
||||
crc := (0xFFFFFFFF - crc32.ChecksumIEEE(encoded[:size-4])) & 0xFFFFFFFF
|
||||
binary.LittleEndian.PutUint32(encoded[size-4:], crc)
|
||||
|
||||
d := make([]byte, bSize)
|
||||
copy(d, b)
|
||||
r.buffer = d
|
||||
}
|
||||
r.headerSent = true
|
||||
return encoded, nil
|
||||
}
|
||||
|
||||
func (r *randomHead) Decode(b []byte) ([]byte, bool, error) {
|
||||
if r.firstResponse {
|
||||
r.firstResponse = false
|
||||
return b, true, nil
|
||||
}
|
||||
return b, false, nil
|
||||
}
|
||||
72
component/ssr/obfs/stream.go
Normal file
72
component/ssr/obfs/stream.go
Normal file
@ -0,0 +1,72 @@
|
||||
package obfs
|
||||
|
||||
import (
|
||||
"net"
|
||||
|
||||
"github.com/Dreamacro/clash/common/pool"
|
||||
)
|
||||
|
||||
// NewConn wraps a stream-oriented net.Conn with obfs decoding/encoding
|
||||
func NewConn(c net.Conn, o Obfs) net.Conn {
|
||||
return &Conn{Conn: c, Obfs: o.initForConn()}
|
||||
}
|
||||
|
||||
// Conn represents an obfs connection
|
||||
type Conn struct {
|
||||
net.Conn
|
||||
Obfs
|
||||
buf []byte
|
||||
offset int
|
||||
}
|
||||
|
||||
func (c *Conn) Read(b []byte) (int, error) {
|
||||
if c.buf != nil {
|
||||
n := copy(b, c.buf[c.offset:])
|
||||
c.offset += n
|
||||
if c.offset == len(c.buf) {
|
||||
pool.Put(c.buf)
|
||||
c.buf = nil
|
||||
}
|
||||
return n, nil
|
||||
}
|
||||
|
||||
buf := pool.Get(pool.RelayBufferSize)
|
||||
defer pool.Put(buf)
|
||||
n, err := c.Conn.Read(buf)
|
||||
if err != nil {
|
||||
return 0, err
|
||||
}
|
||||
decoded, sendback, err := c.Decode(buf[:n])
|
||||
// decoded may be part of buf
|
||||
decodedData := pool.Get(len(decoded))
|
||||
copy(decodedData, decoded)
|
||||
if err != nil {
|
||||
pool.Put(decodedData)
|
||||
return 0, err
|
||||
}
|
||||
if sendback {
|
||||
c.Write(nil)
|
||||
pool.Put(decodedData)
|
||||
return 0, nil
|
||||
}
|
||||
n = copy(b, decodedData)
|
||||
if len(decodedData) > len(b) {
|
||||
c.buf = decodedData
|
||||
c.offset = n
|
||||
} else {
|
||||
pool.Put(decodedData)
|
||||
}
|
||||
return n, err
|
||||
}
|
||||
|
||||
func (c *Conn) Write(b []byte) (int, error) {
|
||||
encoded, err := c.Encode(b)
|
||||
if err != nil {
|
||||
return 0, err
|
||||
}
|
||||
_, err = c.Conn.Write(encoded)
|
||||
if err != nil {
|
||||
return 0, err
|
||||
}
|
||||
return len(b), nil
|
||||
}
|
||||
291
component/ssr/obfs/tls12_ticket_auth.go
Normal file
291
component/ssr/obfs/tls12_ticket_auth.go
Normal file
@ -0,0 +1,291 @@
|
||||
package obfs
|
||||
|
||||
import (
|
||||
"bytes"
|
||||
"crypto/hmac"
|
||||
"encoding/binary"
|
||||
"fmt"
|
||||
"io"
|
||||
"log"
|
||||
"math/rand"
|
||||
"strings"
|
||||
"time"
|
||||
|
||||
"github.com/Dreamacro/clash/common/pool"
|
||||
"github.com/Dreamacro/clash/component/ssr/tools"
|
||||
)
|
||||
|
||||
type tlsAuthData struct {
|
||||
localClientID [32]byte
|
||||
}
|
||||
|
||||
type tls12Ticket struct {
|
||||
*Base
|
||||
*tlsAuthData
|
||||
handshakeStatus int
|
||||
sendSaver bytes.Buffer
|
||||
recvBuffer bytes.Buffer
|
||||
buffer bytes.Buffer
|
||||
}
|
||||
|
||||
func init() {
|
||||
register("tls1.2_ticket_auth", newTLS12Ticket)
|
||||
register("tls1.2_ticket_fastauth", newTLS12Ticket)
|
||||
}
|
||||
|
||||
func newTLS12Ticket(b *Base) Obfs {
|
||||
return &tls12Ticket{
|
||||
Base: b,
|
||||
}
|
||||
}
|
||||
|
||||
func (t *tls12Ticket) initForConn() Obfs {
|
||||
r := &tls12Ticket{
|
||||
Base: t.Base,
|
||||
tlsAuthData: &tlsAuthData{},
|
||||
}
|
||||
rand.Read(r.localClientID[:])
|
||||
return r
|
||||
}
|
||||
|
||||
func (t *tls12Ticket) GetObfsOverhead() int {
|
||||
return 5
|
||||
}
|
||||
|
||||
func (t *tls12Ticket) Decode(b []byte) ([]byte, bool, error) {
|
||||
if t.handshakeStatus == -1 {
|
||||
return b, false, nil
|
||||
}
|
||||
t.buffer.Reset()
|
||||
if t.handshakeStatus == 8 {
|
||||
t.recvBuffer.Write(b)
|
||||
for t.recvBuffer.Len() > 5 {
|
||||
var h [5]byte
|
||||
t.recvBuffer.Read(h[:])
|
||||
if !bytes.Equal(h[:3], []byte{0x17, 0x3, 0x3}) {
|
||||
log.Println("incorrect magic number", h[:3], ", 0x170303 is expected")
|
||||
return nil, false, errTLS12TicketAuthIncorrectMagicNumber
|
||||
}
|
||||
size := int(binary.BigEndian.Uint16(h[3:5]))
|
||||
if t.recvBuffer.Len() < size {
|
||||
// 不够读，下回再读吧
|
||||
unread := t.recvBuffer.Bytes()
|
||||
t.recvBuffer.Reset()
|
||||
t.recvBuffer.Write(h[:])
|
||||
t.recvBuffer.Write(unread)
|
||||
break
|
||||
}
|
||||
d := pool.Get(size)
|
||||
t.recvBuffer.Read(d)
|
||||
t.buffer.Write(d)
|
||||
pool.Put(d)
|
||||
}
|
||||
return t.buffer.Bytes(), false, nil
|
||||
}
|
||||
|
||||
if len(b) < 11+32+1+32 {
|
||||
return nil, false, errTLS12TicketAuthTooShortData
|
||||
}
|
||||
|
||||
hash := t.hmacSHA1(b[11 : 11+22])
|
||||
|
||||
if !hmac.Equal(b[33:33+tools.HmacSHA1Len], hash) {
|
||||
return nil, false, errTLS12TicketAuthHMACError
|
||||
}
|
||||
return nil, true, nil
|
||||
}
|
||||
|
||||
func (t *tls12Ticket) Encode(b []byte) ([]byte, error) {
|
||||
t.buffer.Reset()
|
||||
switch t.handshakeStatus {
|
||||
case 8:
|
||||
if len(b) < 1024 {
|
||||
d := []byte{0x17, 0x3, 0x3, 0, 0}
|
||||
binary.BigEndian.PutUint16(d[3:5], uint16(len(b)&0xFFFF))
|
||||
t.buffer.Write(d)
|
||||
t.buffer.Write(b)
|
||||
return t.buffer.Bytes(), nil
|
||||
}
|
||||
start := 0
|
||||
var l int
|
||||
for len(b)-start > 2048 {
|
||||
l = rand.Intn(4096) + 100
|
||||
if l > len(b)-start {
|
||||
l = len(b) - start
|
||||
}
|
||||
packData(&t.buffer, b[start:start+l])
|
||||
start += l
|
||||
}
|
||||
if len(b)-start > 0 {
|
||||
l = len(b) - start
|
||||
packData(&t.buffer, b[start:start+l])
|
||||
}
|
||||
return t.buffer.Bytes(), nil
|
||||
case 1:
|
||||
if len(b) > 0 {
|
||||
if len(b) < 1024 {
|
||||
packData(&t.sendSaver, b)
|
||||
} else {
|
||||
start := 0
|
||||
var l int
|
||||
for len(b)-start > 2048 {
|
||||
l = rand.Intn(4096) + 100
|
||||
if l > len(b)-start {
|
||||
l = len(b) - start
|
||||
}
|
||||
packData(&t.buffer, b[start:start+l])
|
||||
start += l
|
||||
}
|
||||
if len(b)-start > 0 {
|
||||
l = len(b) - start
|
||||
packData(&t.buffer, b[start:start+l])
|
||||
}
|
||||
io.Copy(&t.sendSaver, &t.buffer)
|
||||
}
|
||||
return []byte{}, nil
|
||||
}
|
||||
hmacData := make([]byte, 43)
|
||||
handshakeFinish := []byte("\x14\x03\x03\x00\x01\x01\x16\x03\x03\x00\x20")
|
||||
copy(hmacData, handshakeFinish)
|
||||
rand.Read(hmacData[11:33])
|
||||
h := t.hmacSHA1(hmacData[:33])
|
||||
copy(hmacData[33:], h)
|
||||
t.buffer.Write(hmacData)
|
||||
io.Copy(&t.buffer, &t.sendSaver)
|
||||
t.handshakeStatus = 8
|
||||
return t.buffer.Bytes(), nil
|
||||
case 0:
|
||||
tlsData0 := []byte("\x00\x1c\xc0\x2b\xc0\x2f\xcc\xa9\xcc\xa8\xcc\x14\xcc\x13\xc0\x0a\xc0\x14\xc0\x09\xc0\x13\x00\x9c\x00\x35\x00\x2f\x00\x0a\x01\x00")
|
||||
tlsData1 := []byte("\xff\x01\x00\x01\x00")
|
||||
tlsData2 := []byte("\x00\x17\x00\x00\x00\x23\x00\xd0")
|
||||
// tlsData3 := []byte("\x00\x0d\x00\x16\x00\x14\x06\x01\x06\x03\x05\x01\x05\x03\x04\x01\x04\x03\x03\x01\x03\x03\x02\x01\x02\x03\x00\x05\x00\x05\x01\x00\x00\x00\x00\x00\x12\x00\x00\x75\x50\x00\x00\x00\x0b\x00\x02\x01\x00\x00\x0a\x00\x06\x00\x04\x00\x17\x00\x18\x00\x15\x00\x66\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00\x00")
|
||||
tlsData3 := []byte("\x00\x0d\x00\x16\x00\x14\x06\x01\x06\x03\x05\x01\x05\x03\x04\x01\x04\x03\x03\x01\x03\x03\x02\x01\x02\x03\x00\x05\x00\x05\x01\x00\x00\x00\x00\x00\x12\x00\x00\x75\x50\x00\x00\x00\x0b\x00\x02\x01\x00\x00\x0a\x00\x06\x00\x04\x00\x17\x00\x18")
|
||||
|
||||
var tlsData [2048]byte
|
||||
tlsDataLen := 0
|
||||
copy(tlsData[0:], tlsData1)
|
||||
tlsDataLen += len(tlsData1)
|
||||
sni := t.sni(t.getHost())
|
||||
copy(tlsData[tlsDataLen:], sni)
|
||||
tlsDataLen += len(sni)
|
||||
copy(tlsData[tlsDataLen:], tlsData2)
|
||||
tlsDataLen += len(tlsData2)
|
||||
ticketLen := rand.Intn(164)*2 + 64
|
||||
tlsData[tlsDataLen-1] = uint8(ticketLen & 0xff)
|
||||
tlsData[tlsDataLen-2] = uint8(ticketLen >> 8)
|
||||
//ticketLen := 208
|
||||
rand.Read(tlsData[tlsDataLen : tlsDataLen+ticketLen])
|
||||
tlsDataLen += ticketLen
|
||||
copy(tlsData[tlsDataLen:], tlsData3)
|
||||
tlsDataLen += len(tlsData3)
|
||||
|
||||
length := 11 + 32 + 1 + 32 + len(tlsData0) + 2 + tlsDataLen
|
||||
encodedData := make([]byte, length)
|
||||
pdata := length - tlsDataLen
|
||||
l := tlsDataLen
|
||||
copy(encodedData[pdata:], tlsData[:tlsDataLen])
|
||||
encodedData[pdata-1] = uint8(tlsDataLen)
|
||||
encodedData[pdata-2] = uint8(tlsDataLen >> 8)
|
||||
pdata -= 2
|
||||
l += 2
|
||||
copy(encodedData[pdata-len(tlsData0):], tlsData0)
|
||||
pdata -= len(tlsData0)
|
||||
l += len(tlsData0)
|
||||
copy(encodedData[pdata-32:], t.localClientID[:])
|
||||
pdata -= 32
|
||||
l += 32
|
||||
encodedData[pdata-1] = 0x20
|
||||
pdata--
|
||||
l++
|
||||
copy(encodedData[pdata-32:], t.packAuthData())
|
||||
pdata -= 32
|
||||
l += 32
|
||||
encodedData[pdata-1] = 0x3
|
||||
encodedData[pdata-2] = 0x3 // tls version
|
||||
pdata -= 2
|
||||
l += 2
|
||||
encodedData[pdata-1] = uint8(l)
|
||||
encodedData[pdata-2] = uint8(l >> 8)
|
||||
encodedData[pdata-3] = 0
|
||||
encodedData[pdata-4] = 1
|
||||
pdata -= 4
|
||||
l += 4
|
||||
encodedData[pdata-1] = uint8(l)
|
||||
encodedData[pdata-2] = uint8(l >> 8)
|
||||
pdata -= 2
|
||||
l += 2
|
||||
encodedData[pdata-1] = 0x1
|
||||
encodedData[pdata-2] = 0x3 // tls version
|
||||
pdata -= 2
|
||||
l += 2
|
||||
encodedData[pdata-1] = 0x16 // tls handshake
|
||||
pdata--
|
||||
l++
|
||||
packData(&t.sendSaver, b)
|
||||
t.handshakeStatus = 1
|
||||
return encodedData, nil
|
||||
default:
|
||||
return nil, fmt.Errorf("unexpected handshake status: %d", t.handshakeStatus)
|
||||
}
|
||||
}
|
||||
|
||||
func (t *tls12Ticket) hmacSHA1(data []byte) []byte {
|
||||
key := make([]byte, len(t.Key)+32)
|
||||
copy(key, t.Key)
|
||||
copy(key[len(t.Key):], t.localClientID[:])
|
||||
|
||||
sha1Data := tools.HmacSHA1(key, data)
|
||||
return sha1Data[:tools.HmacSHA1Len]
|
||||
}
|
||||
|
||||
func (t *tls12Ticket) sni(u string) []byte {
|
||||
bURL := []byte(u)
|
||||
length := len(bURL)
|
||||
ret := make([]byte, length+9)
|
||||
copy(ret[9:9+length], bURL)
|
||||
binary.BigEndian.PutUint16(ret[7:], uint16(length&0xFFFF))
|
||||
length += 3
|
||||
binary.BigEndian.PutUint16(ret[4:], uint16(length&0xFFFF))
|
||||
length += 2
|
||||
binary.BigEndian.PutUint16(ret[2:], uint16(length&0xFFFF))
|
||||
return ret
|
||||
}
|
||||
|
||||
func (t *tls12Ticket) getHost() string {
|
||||
host := t.Host
|
||||
if len(t.Param) > 0 {
|
||||
hosts := strings.Split(t.Param, ",")
|
||||
if len(hosts) > 0 {
|
||||
|
||||
host = hosts[rand.Intn(len(hosts))]
|
||||
host = strings.TrimSpace(host)
|
||||
}
|
||||
}
|
||||
if len(host) > 0 && host[len(host)-1] >= byte('0') && host[len(host)-1] <= byte('9') && len(t.Param) == 0 {
|
||||
host = ""
|
||||
}
|
||||
return host
|
||||
}
|
||||
|
||||
func (t *tls12Ticket) packAuthData() (ret []byte) {
|
||||
retSize := 32
|
||||
ret = make([]byte, retSize)
|
||||
|
||||
now := time.Now().Unix()
|
||||
binary.BigEndian.PutUint32(ret[:4], uint32(now))
|
||||
|
||||
rand.Read(ret[4 : 4+18])
|
||||
|
||||
hash := t.hmacSHA1(ret[:retSize-tools.HmacSHA1Len])
|
||||
copy(ret[retSize-tools.HmacSHA1Len:], hash)
|
||||
|
||||
return
|
||||
}
|
||||
|
||||
func packData(buffer *bytes.Buffer, suffix []byte) {
|
||||
d := []byte{0x17, 0x3, 0x3, 0, 0}
|
||||
binary.BigEndian.PutUint16(d[3:5], uint16(len(suffix)&0xFFFF))
|
||||
buffer.Write(d)
|
||||
buffer.Write(suffix)
|
||||
return
|
||||
}
|
||||
Reference in New Issue
Block a user