File size: 686 Bytes
88c4c60 | 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 | import net from "net";
const INTERNET_CHECK = {
host: "1.1.1.1",
port: 443,
timeoutMs: 3000,
};
export function checkInternet() {
return new Promise((resolve) => {
const socket = new net.Socket();
let done = false;
const finish = (ok) => {
if (done) return;
done = true;
try { socket.destroy(); } catch { /* ignore */ }
resolve(ok);
};
socket.setTimeout(INTERNET_CHECK.timeoutMs);
socket.once("connect", () => finish(true));
socket.once("timeout", () => finish(false));
socket.once("error", () => finish(false));
try { socket.connect(INTERNET_CHECK.port, INTERNET_CHECK.host); }
catch { finish(false); }
});
}
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