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Forward headers from app.http_forward_headers_values #683

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Merged
nleush merged 6 commits into from
Jul 17, 2026
Merged

Forward headers from app.http_forward_headers_values #683

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6da73f3
forward headers from `app.http_forward_headers_values`
nleush Jul 7, 2026
4759918
`http_forward_headers_values` -> `http_forward_headers`
nleush Jul 9, 2026
0314d01
do not send sig headers if `app.http_forward_sig`
nleush Jul 9, 2026
cf5333b
ignore Z_BUF_ERROR errors
nleush Jul 10, 2026
8c0d3ba
better `prevent_sig` logic
nleush Jul 15, 2026
56b920f
use name `skip_sig`
nleush Jul 17, 2026
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3 changes: 2 additions & 1 deletion lib/fetch.js
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Original file line number Diff line number Diff line change
Expand Up @@ -44,7 +44,8 @@ export function skipLoggingFetchError(error) {
|| error?.code === 'ERR_STREAM_PREMATURE_CLOSE'
|| error?.code === 'ERR_HTTP2_STREAM_ERROR'
|| error?.code === 'ERR_HTTP2_SESSION_ERROR'
|| error?.code === 'Z_DATA_ERROR';
|| error?.code === 'Z_DATA_ERROR'
|| error?.code === 'Z_BUF_ERROR';
}

function doFetch(fetch_func, h1_fetch_func, options) {
Expand Down
17 changes: 13 additions & 4 deletions lib/utils.js
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Original file line number Diff line number Diff line change
Expand Up @@ -115,7 +115,16 @@ export function prepareRequestOptions(request_options, options) {
setPrerender(enable_domain_prerender);
}

// Make empty headers by default for all cases.
request_options.headers = request_options.headers || {};

// Put forward headers.
const forward_headers = options?.getProviderOptions && options.getProviderOptions('app.http_forward_headers');
if (forward_headers && typeof forward_headers === 'object' && !Array.isArray(forward_headers)) {
for (const [key, value] of Object.entries(forward_headers)) {
request_options.headers[key] = value;
}
}

if (CONFIG.PROXY || options?.proxy) {

Expand All @@ -135,7 +144,6 @@ export function prepareRequestOptions(request_options, options) {
request_options.headers['User-Agent'] = proxy.user_agent;
}
if (proxy.headers) {
request_options.headers = request_options.headers || {};
Object.assign(request_options.headers, proxy.headers)
}
if (proxy.request_options) {
Expand Down Expand Up @@ -182,7 +190,6 @@ export function prepareRequestOptions(request_options, options) {

var lang = options?.getProviderOptions && options.getProviderOptions('locale') || '';
if (!disable_language) {
request_options.headers = request_options.headers || {};
request_options.headers['Accept-Language'] =
lang /* !== '' */
? lang.replace('_', '-')
Expand All @@ -195,15 +202,17 @@ export function prepareRequestOptions(request_options, options) {

setCookieFromJar(uri, request_options.headers, options?.jar)

if ((options?.sig || request_sig) && options?.getSigHeaders) {
// Has header begining from "Signature".
const skip_sig = Object.keys(request_options.headers).some(key => /^signature/i.test(key));

if (!skip_sig && (options?.sig || request_sig) && options?.getSigHeaders) {
try {
options.getSigHeaders(original_uri, function(error, headers) {
if (error) {
// Skip error.
console.error('getSigHeaders error', error);
resolve(request_options);
} else {
request_options.headers = request_options.headers || {};
Object.assign(request_options.headers, headers);
resolve(request_options);
}
Expand Down
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