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fix sync xhr hang

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velzie 2024-09-03 11:23:13 -04:00
parent 277d8c8ad9
commit a8169c4cde
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GPG key ID: 048413F95F0DDE1F
3 changed files with 20 additions and 9 deletions
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8
src/client/shared/requests/xmlhttprequest.ts
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@ -1,7 +1,7 @@
import { config, decodeUrl, encodeUrl, rewriteHeaders } from "../../../shared";
import { ScramjetClient } from "../../client";
const nativeworker = Worker;
const postmessage = Worker.prototype.postMessage;
export default function (client: ScramjetClient, self: Self) {
const worker = new nativeworker(config.sync);
const ARGS = Symbol("xhr original args");
@ -34,14 +34,18 @@ export default function (client: ScramjetClient, self: Self) {
const sab = new SharedArrayBuffer(1024, { maxByteLength: 2147483647 });
const view = new DataView(sab);
worker.postMessage({
postmessage.call(worker, {
sab,
args,
headers: ctx.this[HEADERS],
body: ctx.args[0],
});
let now = performance.now();
while (view.getUint8(0) === 0) {
if (performance.now() - now > 1000) {
throw new Error("xhr timeout");
}
/* spin */
}