374 lines
11 KiB
Go
374 lines
11 KiB
Go
package client
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import (
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"bytes"
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"compress/gzip"
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"fmt"
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"io"
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"math/rand"
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"net/http"
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"net/url"
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"strings"
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"codex-pool/internal/proxyutil"
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"github.com/andybalholm/brotli"
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http2 "github.com/bogdanfinn/fhttp"
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tls_client "github.com/bogdanfinn/tls-client"
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)
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// TLSClient 使用 tls-client 模拟浏览器指纹的 HTTP 客户端
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type TLSClient struct {
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client tls_client.HttpClient
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fingerprint BrowserFingerprint
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userAgent string
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acceptLang string
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}
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// 语言偏好池
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var languagePrefs = []string{
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"en-US,en;q=0.9",
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"en-GB,en;q=0.9,en-US;q=0.8",
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"en-US,en;q=0.9,de;q=0.8",
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"de-DE,de;q=0.9,en-US;q=0.8,en;q=0.7",
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"en-US,en;q=0.9,fr;q=0.8",
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"en-US,en;q=0.9,es;q=0.8",
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"fr-FR,fr;q=0.9,en-US;q=0.8,en;q=0.7",
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"es-ES,es;q=0.9,en-US;q=0.8,en;q=0.7",
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}
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// New 创建一个新的 TLS 客户端（使用随机指纹）
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func New(proxyStr string) (*TLSClient, error) {
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// 获取随机桌面端指纹
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fp := GetRandomDesktopFingerprint()
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return NewWithFingerprint(fp, proxyStr)
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}
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// NewWithFingerprint 使用指定指纹创建客户端
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func NewWithFingerprint(fp BrowserFingerprint, proxyStr string) (*TLSClient, error) {
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jar := tls_client.NewCookieJar()
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options := []tls_client.HttpClientOption{
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tls_client.WithTimeoutSeconds(90),
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tls_client.WithClientProfile(fp.TLSProfile),
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tls_client.WithRandomTLSExtensionOrder(),
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tls_client.WithCookieJar(jar),
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tls_client.WithInsecureSkipVerify(),
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}
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if proxyStr != "" {
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normalized, err := proxyutil.Normalize(proxyStr)
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if err != nil {
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return nil, err
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}
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options = append(options, tls_client.WithProxyUrl(normalized))
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}
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client, err := tls_client.NewHttpClient(tls_client.NewNoopLogger(), options...)
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if err != nil {
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return nil, err
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}
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acceptLang := languagePrefs[rand.Intn(len(languagePrefs))]
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userAgent := generateUserAgent(fp)
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return &TLSClient{
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client: client,
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fingerprint: fp,
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userAgent: userAgent,
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acceptLang: acceptLang,
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}, nil
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}
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// generateUserAgent 根据指纹生成 User-Agent
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func generateUserAgent(fp BrowserFingerprint) string {
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winVersions := []string{"Windows NT 10.0; Win64; x64", "Windows NT 11.0; Win64; x64"}
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macVersions := []string{"10_15_7", "11_0_0", "12_0_0", "13_0_0", "14_0", "14_5", "15_0", "15_2"}
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linuxVersions := []string{"X11; Linux x86_64", "X11; Ubuntu; Linux x86_64", "X11; Fedora; Linux x86_64"}
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version := fp.Version
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switch fp.Browser {
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case "chrome":
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switch fp.Platform {
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case "Windows":
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return fmt.Sprintf("Mozilla/5.0 (%s) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/%s.0.0.0 Safari/537.36",
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winVersions[rand.Intn(len(winVersions))], version)
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case "macOS":
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return fmt.Sprintf("Mozilla/5.0 (Macintosh; Intel Mac OS X %s) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/%s.0.0.0 Safari/537.36",
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macVersions[rand.Intn(len(macVersions))], version)
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case "Linux":
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return fmt.Sprintf("Mozilla/5.0 (%s) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/%s.0.0.0 Safari/537.36",
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linuxVersions[rand.Intn(len(linuxVersions))], version)
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case "Android":
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return fmt.Sprintf("Mozilla/5.0 (Linux; Android 14; SM-S918B) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/%s.0.0.0 Mobile Safari/537.36", version)
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}
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case "firefox":
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switch fp.Platform {
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case "Windows":
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return fmt.Sprintf("Mozilla/5.0 (%s; rv:%s.0) Gecko/20100101 Firefox/%s.0",
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winVersions[rand.Intn(len(winVersions))], version, version)
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case "macOS":
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return fmt.Sprintf("Mozilla/5.0 (Macintosh; Intel Mac OS X %s; rv:%s.0) Gecko/20100101 Firefox/%s.0",
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macVersions[rand.Intn(len(macVersions))], version, version)
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case "Linux":
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return fmt.Sprintf("Mozilla/5.0 (%s; rv:%s.0) Gecko/20100101 Firefox/%s.0",
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linuxVersions[rand.Intn(len(linuxVersions))], version, version)
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}
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case "safari":
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if fp.Mobile {
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iosVersions := map[string]string{"18.5": "18_5", "18.0": "18_0", "17.0": "17_0", "16.0": "16_0", "15.6": "15_6", "15.5": "15_5"}
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iosVer := iosVersions[version]
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if iosVer == "" {
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iosVer = "18_0"
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}
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if fp.Platform == "iPadOS" {
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return fmt.Sprintf("Mozilla/5.0 (iPad; CPU OS %s like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/%s Mobile/15E148 Safari/604.1", iosVer, version)
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}
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return fmt.Sprintf("Mozilla/5.0 (iPhone; CPU iPhone OS %s like Mac OS X) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/%s Mobile/15E148 Safari/604.1", iosVer, version)
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}
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return fmt.Sprintf("Mozilla/5.0 (Macintosh; Intel Mac OS X %s) AppleWebKit/605.1.15 (KHTML, like Gecko) Version/%s Safari/605.1.15",
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macVersions[rand.Intn(len(macVersions))], version)
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case "opera":
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chromeVer := map[string]string{"91": "118", "90": "117", "89": "116"}[version]
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if chromeVer == "" {
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chromeVer = "118"
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}
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return fmt.Sprintf("Mozilla/5.0 (%s) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/%s.0.0.0 Safari/537.36 OPR/%s.0.0.0",
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winVersions[rand.Intn(len(winVersions))], chromeVer, version)
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case "okhttp":
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return "okhttp/4.12.0"
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}
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// 默认 Chrome
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return fmt.Sprintf("Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/%s.0.0.0 Safari/537.36", version)
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}
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// getDefaultHeaders 获取默认请求头（根据浏览器类型返回不同的头）
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func (c *TLSClient) getDefaultHeaders() map[string]string {
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headers := map[string]string{
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"User-Agent": c.userAgent,
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"Accept-Language": c.acceptLang,
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"Accept-Encoding": "gzip, deflate, br",
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}
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fp := c.fingerprint
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switch fp.Browser {
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case "firefox":
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headers["Accept"] = "text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,*/*;q=0.8"
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headers["Upgrade-Insecure-Requests"] = "1"
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headers["Sec-Fetch-Dest"] = "document"
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headers["Sec-Fetch-Mode"] = "navigate"
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headers["Sec-Fetch-Site"] = "none"
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headers["Sec-Fetch-User"] = "?1"
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headers["DNT"] = "1"
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case "safari":
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headers["Accept"] = "text/html,application/xhtml+xml,application/xml;q=0.9,*/*;q=0.8"
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case "okhttp":
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headers["Accept"] = "*/*"
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headers["Accept-Encoding"] = "gzip"
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default: // chrome, opera
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secChUa := c.generateSecChUa()
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headers["Accept"] = "text/html,application/xhtml+xml,application/xml;q=0.9,image/avif,image/webp,image/apng,*/*;q=0.8,application/signed-exchange;v=b3;q=0.7"
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headers["Cache-Control"] = "max-age=0"
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headers["Sec-Ch-Ua"] = secChUa
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headers["Sec-Ch-Ua-Mobile"] = "?0"
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if fp.Mobile {
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headers["Sec-Ch-Ua-Mobile"] = "?1"
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}
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headers["Sec-Ch-Ua-Platform"] = c.getPlatformHeader()
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headers["Sec-Fetch-Dest"] = "document"
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headers["Sec-Fetch-Mode"] = "navigate"
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headers["Sec-Fetch-Site"] = "none"
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headers["Sec-Fetch-User"] = "?1"
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headers["Upgrade-Insecure-Requests"] = "1"
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}
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return headers
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}
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// generateSecChUa 生成 Sec-Ch-Ua 头
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func (c *TLSClient) generateSecChUa() string {
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ver := c.fingerprint.Version
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switch c.fingerprint.Browser {
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case "opera":
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return fmt.Sprintf(`"Opera";v="%s", "Chromium";v="118", "Not(A:Brand";v="99"`, ver)
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default:
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notABrands := []string{`"Not(A:Brand";v="99"`, `"Not A(Brand";v="99"`, `"Not/A)Brand";v="99"`}
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return fmt.Sprintf(`"Chromium";v="%s", %s, "Google Chrome";v="%s"`, ver, notABrands[rand.Intn(len(notABrands))], ver)
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}
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}
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// getPlatformHeader 获取平台头
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func (c *TLSClient) getPlatformHeader() string {
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switch c.fingerprint.Platform {
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case "macOS":
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return `"macOS"`
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case "Linux":
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return `"Linux"`
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case "iOS", "iPadOS":
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return `"iOS"`
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case "Android":
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return `"Android"`
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default:
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return `"Windows"`
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}
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}
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// GetFingerprintInfo 获取指纹信息字符串（用于日志输出）
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func (c *TLSClient) GetFingerprintInfo() string {
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fp := c.fingerprint
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return fmt.Sprintf("%s/%s (%s)", fp.Browser, fp.Version, fp.Platform)
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}
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// Do 执行 HTTP 请求
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func (c *TLSClient) Do(req *http.Request) (*http.Response, error) {
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fhttpReq, err := http2.NewRequest(req.Method, req.URL.String(), req.Body)
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if err != nil {
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return nil, err
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}
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for key, value := range c.getDefaultHeaders() {
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if req.Header.Get(key) == "" {
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fhttpReq.Header.Set(key, value)
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}
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}
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for key, values := range req.Header {
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for _, value := range values {
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fhttpReq.Header.Set(key, value)
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}
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}
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resp, err := c.client.Do(fhttpReq)
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if err != nil {
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return nil, err
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}
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finalReq := req
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if resp.Request != nil && resp.Request.URL != nil {
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finalReq = &http.Request{
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Method: resp.Request.Method,
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URL: (*url.URL)(resp.Request.URL),
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Header: http.Header(resp.Request.Header),
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}
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}
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stdResp := &http.Response{
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Status: resp.Status,
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StatusCode: resp.StatusCode,
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Proto: resp.Proto,
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ProtoMajor: resp.ProtoMajor,
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ProtoMinor: resp.ProtoMinor,
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Header: http.Header(resp.Header),
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Body: resp.Body,
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ContentLength: resp.ContentLength,
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TransferEncoding: resp.TransferEncoding,
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Close: resp.Close,
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Uncompressed: resp.Uncompressed,
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Request: finalReq,
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}
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return stdResp, nil
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}
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// Get 执行 GET 请求
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func (c *TLSClient) Get(urlStr string) (*http.Response, error) {
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req, err := http.NewRequest("GET", urlStr, nil)
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if err != nil {
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return nil, err
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}
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return c.Do(req)
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}
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// Post 执行 POST 请求
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func (c *TLSClient) Post(urlStr string, contentType string, body io.Reader) (*http.Response, error) {
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req, err := http.NewRequest("POST", urlStr, body)
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if err != nil {
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return nil, err
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}
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req.Header.Set("Content-Type", contentType)
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return c.Do(req)
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}
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// PostForm 执行 POST 表单请求
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func (c *TLSClient) PostForm(urlStr string, data url.Values) (*http.Response, error) {
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return c.Post(urlStr, "application/x-www-form-urlencoded", strings.NewReader(data.Encode()))
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}
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// PostJSON 执行 POST JSON 请求
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func (c *TLSClient) PostJSON(urlStr string, body io.Reader) (*http.Response, error) {
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return c.Post(urlStr, "application/json", body)
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}
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// GetCookie 获取指定 URL 的 Cookie
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func (c *TLSClient) GetCookie(urlStr string, name string) string {
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u, err := url.Parse(urlStr)
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if err != nil {
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return ""
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}
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cookies := c.client.GetCookies(u)
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for _, cookie := range cookies {
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if cookie.Name == name {
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return cookie.Value
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}
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}
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return ""
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}
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// SetCookie 设置 Cookie
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func (c *TLSClient) SetCookie(urlStr string, cookie *http.Cookie) {
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u, err := url.Parse(urlStr)
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if err != nil {
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return
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}
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c.client.SetCookies(u, []*http2.Cookie{
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{
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Name: cookie.Name,
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Value: cookie.Value,
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Path: cookie.Path,
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Domain: cookie.Domain,
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},
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})
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}
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// ReadBody 读取响应体并自动处理压缩
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func ReadBody(resp *http.Response) ([]byte, error) {
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defer resp.Body.Close()
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data, err := io.ReadAll(resp.Body)
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if err != nil {
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return nil, err
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}
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switch resp.Header.Get("Content-Encoding") {
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case "gzip":
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gzReader, err := gzip.NewReader(bytes.NewReader(data))
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if err != nil {
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return data, nil
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}
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defer gzReader.Close()
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return io.ReadAll(gzReader)
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case "br":
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return io.ReadAll(brotli.NewReader(bytes.NewReader(data)))
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}
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return data, nil
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}
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// ReadBodyString 读取响应体为字符串
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func ReadBodyString(resp *http.Response) (string, error) {
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body, err := ReadBody(resp)
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if err != nil {
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return "", err
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}
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return string(body), nil
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}
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