67 lines
1.9 KiB
TypeScript
67 lines
1.9 KiB
TypeScript
import * as http from 'http';
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import * as websocket from 'websocket';
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import MainStreamConnection from './stream/index.js';
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import { ParsedUrlQuery } from 'querystring';
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import authenticate from './authenticate.js';
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import { EventEmitter } from 'events';
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import { subsdcriber as redisClient } from '../../db/redis.js';
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import { Users } from '@/models/index.js';
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export const initializeStreamingServer = (server: http.Server) => {
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// Init websocket server
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const ws = new websocket.server({
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httpServer: server,
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});
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ws.on('request', async (request) => {
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const q = request.resourceURL.query as ParsedUrlQuery;
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// TODO: トークンが間違ってるなどしてauthenticateに失敗したら
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// コネクション切断するなりエラーメッセージ返すなりする
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// (現状はエラーがキャッチされておらずサーバーのログに流れて邪魔なので)
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const [user, app] = await authenticate(q.i as string);
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if (user?.isSuspended) {
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request.reject(400);
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return;
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}
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const connection = request.accept();
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const ev = new EventEmitter();
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async function onRedisMessage(_: string, data: string) {
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const parsed = JSON.parse(data);
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ev.emit(parsed.channel, parsed.message);
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}
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redisClient.on('message', onRedisMessage);
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const main = new MainStreamConnection(connection, ev, user, app);
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const intervalId = user ? setInterval(() => {
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Users.update(user.id, {
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lastActiveDate: new Date(),
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});
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}, 1000 * 60 * 5) : null;
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if (user) {
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Users.update(user.id, {
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lastActiveDate: new Date(),
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});
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}
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connection.once('close', () => {
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ev.removeAllListeners();
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main.dispose();
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redisClient.off('message', onRedisMessage);
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if (intervalId) clearInterval(intervalId);
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});
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connection.on('message', async (data) => {
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if (data.type === 'utf8' && data.utf8Data === 'ping') {
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connection.send('pong');
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}
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});
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});
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};
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