api: allow passing headers from service handler

src/core/api.js

@@ -192,7 +192,10 @@ export function runAPI(express, app, gitCommit, gitBranch, __dirname) {
 
             const streamInfo = getInternalStream(req.query.id);
             if (!streamInfo) return res.sendStatus(404);
-            streamInfo.headers = req.headers;
+            streamInfo.headers = {
+                ...req.headers,
+                ...streamInfo.headers
+            };
     
             return stream(res, { type: 'internal', ...streamInfo });
         } catch {

src/modules/processing/matchActionDecider.js

@@ -9,6 +9,7 @@ export default function(r, host, userFormat, isAudioOnly, lang, isAudioMuted, di
         responseType = "stream",
         defaultParams = {
             u: r.urls,
+            headers: r.headers,
             service: host,
             filename: r.filenameAttributes ?
                     createFilename(r.filenameAttributes, filenamePattern, isAudioOnly, isAudioMuted) : r.filename,
@@ -80,6 +81,7 @@ export default function(r, host, userFormat, isAudioOnly, lang, isAudioMuted, di
                             service: "tiktok",
                             type: audioStreamType,
                             u: r.urls,
+                            headers: r.headers,
                             filename: r.audioFilename,
                             isAudioOnly: true,
                             audioFormat,

src/modules/stream/manage.js

@@ -38,6 +38,7 @@ export function createStream(obj) {
             filename: obj.filename,
             audioFormat: obj.audioFormat,
             isAudioOnly: !!obj.isAudioOnly,
+            headers: obj.headers,
             copy: !!obj.copy,
             mute: !!obj.mute,
             metadata: obj.fileMetadata || false,
@@ -82,6 +83,7 @@ export function createInternalStream(url, obj = {}) {
     internalStreamCache[streamID] = {
         url,
         service: obj.service,
+        headers: obj.headers,
         controller: new AbortController(),
         dispatcher
     };