60 lines
1.5 KiB
TypeScript
60 lines
1.5 KiB
TypeScript
// Copyright 2021 Signal Messenger, LLC
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// SPDX-License-Identifier: AGPL-3.0-only
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import { parentPort } from 'worker_threads';
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import { WrappedWorkerRequest, WrappedWorkerResponse } from './main';
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import db from './Server';
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if (!parentPort) {
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throw new Error('Must run as a worker thread');
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}
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const port = parentPort;
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// eslint-disable-next-line @typescript-eslint/no-explicit-any
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function respond(seq: number, error: Error | undefined, response?: any) {
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const wrappedResponse: WrappedWorkerResponse = {
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seq,
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error: error ? error.stack : undefined,
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response,
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};
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port.postMessage(wrappedResponse);
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}
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port.on('message', async ({ seq, request }: WrappedWorkerRequest) => {
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try {
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if (request.type === 'init') {
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await db.initialize(request.options);
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respond(seq, undefined, undefined);
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return;
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}
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if (request.type === 'close') {
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await db.close();
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respond(seq, undefined, undefined);
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process.exit(0);
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return;
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}
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if (request.type === 'sqlCall') {
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// eslint-disable-next-line @typescript-eslint/no-explicit-any
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const method = (db as any)[request.method];
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if (typeof method !== 'function') {
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throw new Error(`Invalid sql method: ${method}`);
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}
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const start = Date.now();
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const result = await method.apply(db, request.args);
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const end = Date.now();
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respond(seq, undefined, { result, duration: end - start });
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} else {
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throw new Error('Unexpected request type');
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}
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} catch (error) {
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respond(seq, error, undefined);
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}
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});
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