xhr-sync-worker.js
1.32 KB
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
"use strict";
/* eslint-disable no-process-exit */
const util = require("util");
const { JSDOM } = require("../../..");
const tough = require("tough-cookie");
const xhrSymbols = require("./xmlhttprequest-symbols.js");
const dom = new JSDOM();
const xhr = new dom.window.XMLHttpRequest();
const chunks = [];
process.stdin.on("data", chunk => {
chunks.push(chunk);
});
process.stdin.on("end", () => {
const buffer = Buffer.concat(chunks);
const flag = JSON.parse(buffer.toString());
if (flag.body && flag.body.type === "Buffer" && flag.body.data) {
flag.body = Buffer.from(flag.body.data);
}
if (flag.cookieJar) {
flag.cookieJar = tough.CookieJar.fromJSON(flag.cookieJar);
}
flag.synchronous = false;
xhr[xhrSymbols.flag] = flag;
const properties = xhr[xhrSymbols.properties];
properties.readyState = xhr.OPENED;
try {
xhr.addEventListener("loadend", () => {
if (properties.error) {
properties.error = properties.error.stack || util.inspect(properties.error);
}
process.stdout.write(JSON.stringify({ properties }), () => {
process.exit(0);
});
}, false);
xhr.send(flag.body);
} catch (error) {
properties.error += error.stack || util.inspect(error);
process.stdout.write(JSON.stringify({ properties }), () => {
process.exit(0);
});
}
});