Function NewUtlsHTTPClient

internal/runtime/executor/helps/utls_client.go:158–193

NewUtlsHTTPClient creates an HTTP client using utls Chrome TLS fingerprint. Use this for provider requests that need a Chrome-like TLS fingerprint. Falls back to standard transport for non-HTTPS requests.

(ctx context.Context, cfg *config.Config, auth *cliproxyauth.Auth, timeout time.Duration)

// Use this for provider requests that need a Chrome-like TLS fingerprint.
// Falls back to standard transport for non-HTTPS requests.
func NewUtlsHTTPClient(ctx context.Context, cfg *config.Config, auth *cliproxyauth.Auth, timeout time.Duration) *http.Client {
	var proxyURL string
	if auth != nil {
		proxyURL = strings.TrimSpace(auth.ProxyURL)
	}
	if proxyURL == "" && cfg != nil {
		proxyURL = strings.TrimSpace(cfg.ProxyURL)
	}

	var ctxRoundTripper http.RoundTripper
	if ctx != nil {
		ctxRoundTripper, _ = ctx.Value("cliproxy.roundtripper").(http.RoundTripper)
	}

	var utlsRT http.RoundTripper = newUtlsRoundTripper(proxyURL)
	var standardTransport http.RoundTripper = http.DefaultTransport
	if proxyURL != "" {
		if transport := buildProxyTransport(proxyURL); transport != nil {
			standardTransport = transport
		}
	} else if ctxRoundTripper != nil {
		utlsRT = ctxRoundTripper
		standardTransport = ctxRoundTripper
	}

	client := &http.Client{
		Transport: &fallbackRoundTripper{
			utls:     utlsRT,
			fallback: standardTransport,
		},
	}
	if timeout > 0 {
		client.Timeout = timeout
	}
	return client
}