42 lines
1.0 KiB
TypeScript
42 lines
1.0 KiB
TypeScript
import { connect } from "bun";
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import { g } from "./global";
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export const ensureNotRunning = async () => {
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await new Promise<void>(async (resolve) => {
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const checkPort = () => {
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return new Promise<boolean>(async (done) => {
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try {
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const s = await connect({
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hostname: "0.0.0.0",
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port: g.port,
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socket: {
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open(socket) {},
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data(socket, data) {},
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close(socket) {},
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drain(socket) {},
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error(socket, error) {},
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},
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});
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s.end();
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done(false);
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} catch (e) {
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done(true);
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}
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});
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};
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if (!(await checkPort())) {
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g.log.warn(`Port ${g.port} is used, waiting...`);
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setInterval(async () => {
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if (await checkPort()) resolve();
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}, 500);
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} else {
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resolve();
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}
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});
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};
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export function randomBetween(min: number, max: number) {
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return Math.floor(Math.random() * (max - min + 1) + min);
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}
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