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scannerWorker.js
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scannerWorker.js
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// scannerWorker.js
self.onmessage = async function (e) {
const { port, timeout } = e.data;
let foundPort = 0;
const controller = new AbortController();
const signal = controller.signal;
async function checkIsClash(port) {
try {
const response = await fetch(
"http://127.0.0.1:" + port,
{ method: "GET", signal: signal }
);
const dat = await response.json();
if (Object.keys(dat).length === 1 && (dat.message === "Unauthorized" || dat.hello)) {
return true;
}
return false;
} catch (error) {
if (error.name === 'AbortError') {
console.log('Fetch aborted');
}
return false;
}
}
const timeoutId = setTimeout(() => controller.abort(), timeout);
if (await checkIsClash(port)) {
foundPort = port;
}
clearTimeout(timeoutId);
self.postMessage({ foundPort, port });
};
self.onterminate = function () {
controller.abort();
};