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stream/internal: refactor, abort controller in more places (#583)

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jj 2024-06-23 14:51:36 +02:00 committed by GitHub
parent 7815838751
commit a6733ef0cc
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1 changed files with 18 additions and 11 deletions
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29
src/modules/stream/internal.js
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@ -39,6 +39,7 @@ async function* readChunks(streamInfo, size) {
async function handleYoutubeStream(streamInfo, res) {
const { signal } = streamInfo.controller;
const cleanup = () => (res.end(), streamInfo.controller.abort());
try {
const req = await fetch(streamInfo.url, {
@ -52,7 +53,7 @@ async function handleYoutubeStream(streamInfo, res) {
const size = BigInt(req.headers.get('content-length'));
if (req.status !== 200 || !size) {
return res.end();
return cleanup();
}
const generator = readChunks(streamInfo, size);
@ -71,17 +72,15 @@ async function handleYoutubeStream(streamInfo, res) {
if (headerValue) res.setHeader(headerName, headerValue);
}
pipe(stream, res, () => res.end());
pipe(stream, res, cleanup);
} catch {
signal.abort();
res.end();
cleanup();
}
}
export async function internalStream(streamInfo, res) {
if (streamInfo.service === 'youtube') {
return handleYoutubeStream(streamInfo, res);
}
async function handleGenericStream(streamInfo, res) {
const { signal } = streamInfo.controller;
const cleanup = () => (res.end(), streamInfo.controller.abort());
try {
const req = await request(streamInfo.url, {
@ -90,7 +89,7 @@ export async function internalStream(streamInfo, res) {
host: undefined
},
dispatcher: streamInfo.dispatcher,
signal: streamInfo.controller.signal,
signal,
maxRedirections: 16
});
@ -105,9 +104,17 @@ export async function internalStream(streamInfo, res) {
if (isHlsRequest(req)) {
await handleHlsPlaylist(streamInfo, req, res);
} else {
pipe(req.body, res, () => res.end());
pipe(req.body, res, cleanup);
}
} catch {
streamInfo.controller.abort();
cleanup();
}
}
export function internalStream(streamInfo, res) {
if (streamInfo.service === 'youtube') {
return handleYoutubeStream(streamInfo, res);
}
return handleGenericStream(streamInfo, res);
}