wood/proxy-go
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增强请求头设置，添加Origin和Accept-Encoding头，确保代理请求的兼容性和稳定性。同时更新User-Agent和Referer的设置逻辑，以支持更灵活的请求处理。

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This commit is contained in:
wood chen 2025-03-24 12:00:04 +08:00
parent 5418e89e3b
commit c2266a60d6
2 changed files with 35 additions and 8 deletions
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1
.gitignore vendored
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@ -36,3 +36,4 @@ data/metrics/status_codes.json
data/config.example.json
data/config.json
.env
data/cache

42
internal/handler/proxy.go
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@ -223,10 +223,35 @@ func (h *ProxyHandler) ServeHTTP(w http.ResponseWriter, r *http.Request) {
copyHeader(proxyReq.Header, r.Header)
// 添加常见浏览器User-Agent
proxyReq.Header.Set("User-Agent", "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/120.0.0.0 Safari/537.36")
if ua := r.Header.Get("User-Agent"); ua != "" {
proxyReq.Header.Set("User-Agent", ua)
} else {
proxyReq.Header.Set("User-Agent", "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/120.0.0.0 Safari/537.36")
}
// 设置Referer为源站的host
proxyReq.Header.Set("Referer", fmt.Sprintf("%s://%s", parsedURL.Scheme, parsedURL.Host))
// 添加Origin
proxyReq.Header.Set("Origin", fmt.Sprintf("%s://%s", parsedURL.Scheme, parsedURL.Host))
// 设置Referer为源站的完整域名（带上斜杠）
proxyReq.Header.Set("Referer", fmt.Sprintf("%s://%s/", parsedURL.Scheme, parsedURL.Host))
// 设置Host头和proxyReq.Host
proxyReq.Header.Set("Host", parsedURL.Host)
proxyReq.Host = parsedURL.Host
// 确保设置适当的Accept头
if accept := r.Header.Get("Accept"); accept != "" {
proxyReq.Header.Set("Accept", accept)
} else {
proxyReq.Header.Set("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")
}
// 确保设置Accept-Encoding
if acceptEncoding := r.Header.Get("Accept-Encoding"); acceptEncoding != "" {
proxyReq.Header.Set("Accept-Encoding", acceptEncoding)
} else {
proxyReq.Header.Set("Accept-Encoding", "gzip, deflate, br")
}
// 特别处理图片请求
if utils.IsImageRequest(r.URL.Path) {
@ -244,12 +269,13 @@ func (h *ProxyHandler) ServeHTTP(w http.ResponseWriter, r *http.Request) {
proxyReq.Header.Set("CF-Image-Format", "auto") // 让 Cloudflare 根据 Accept 头自动选择格式
}
// 设置其他必要的头部
proxyReq.Host = parsedURL.Host
proxyReq.Header.Set("Host", parsedURL.Host)
// 设置最小必要的代理头部
proxyReq.Header.Set("X-Real-IP", utils.GetClientIP(r))
proxyReq.Header.Set("X-Forwarded-Host", r.Host)
proxyReq.Header.Set("X-Forwarded-Proto", r.URL.Scheme)
// 如果源站不严格要求Host匹配，可以保留以下头部
// 否则可能需要注释掉这些头部
// proxyReq.Header.Set("X-Forwarded-Host", r.Host)
// proxyReq.Header.Set("X-Forwarded-Proto", r.URL.Scheme)
// 添加或更新 X-Forwarded-For
if clientIP := utils.GetClientIP(r); clientIP != "" {