forked from mirrors/catstodon
Finish update of node-redis (#17183)
* fix streaming redis client * use console.error instead of console.log * follow node-redis migration guide https://github.com/redis/node-redis/blob/master/docs/v3-to-v4.md * fix config options for node-redis * keep indentation * Update streaming/index.js Co-authored-by: Yamagishi Kazutoshi <ykzts@desire.sh> Co-authored-by: Yamagishi Kazutoshi <ykzts@desire.sh>
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1 changed files with 61 additions and 73 deletions
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@ -63,20 +63,29 @@ const dbUrlToConfig = (dbUrl) => {
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* @param {Object.<string, any>} defaultConfig
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* @param {string} redisUrl
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*/
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const redisUrlToClient = (defaultConfig, redisUrl) => {
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const redisUrlToClient = async (defaultConfig, redisUrl) => {
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const config = defaultConfig;
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let client;
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if (!redisUrl) {
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return redis.createClient(config);
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client = redis.createClient(config);
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} else if (redisUrl.startsWith('unix://')) {
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client = redis.createClient(Object.assign(config, {
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socket: {
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path: redisUrl.slice(7),
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},
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}));
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} else {
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client = redis.createClient(Object.assign(config, {
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url: redisUrl,
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}));
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}
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if (redisUrl.startsWith('unix://')) {
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return redis.createClient(redisUrl.slice(7), config);
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}
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client.on('error', (err) => log.error('Redis Client Error!', err));
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await client.connect();
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return redis.createClient(Object.assign(config, {
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url: redisUrl,
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}));
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return client;
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};
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const numWorkers = +process.env.STREAMING_CLUSTER_NUM || (env === 'development' ? 1 : Math.max(os.cpus().length - 1, 1));
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@ -102,7 +111,7 @@ const startMaster = () => {
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log.warn(`Starting streaming API server master with ${numWorkers} workers`);
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};
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const startWorker = (workerId) => {
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const startWorker = async (workerId) => {
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log.warn(`Starting worker ${workerId}`);
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const pgConfigs = {
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@ -127,7 +136,7 @@ const startWorker = (workerId) => {
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if (!!process.env.DB_SSLMODE && process.env.DB_SSLMODE !== 'disable') {
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pgConfigs.development.ssl = true;
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pgConfigs.production.ssl = true;
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pgConfigs.production.ssl = true;
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}
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const app = express();
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@ -139,9 +148,11 @@ const startWorker = (workerId) => {
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const redisNamespace = process.env.REDIS_NAMESPACE || null;
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const redisParams = {
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host: process.env.REDIS_HOST || '127.0.0.1',
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port: process.env.REDIS_PORT || 6379,
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db: process.env.REDIS_DB || 0,
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socket: {
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host: process.env.REDIS_HOST || '127.0.0.1',
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port: process.env.REDIS_PORT || 6379,
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},
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database: process.env.REDIS_DB || 0,
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password: process.env.REDIS_PASSWORD || undefined,
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};
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@ -151,25 +162,8 @@ const startWorker = (workerId) => {
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const redisPrefix = redisNamespace ? `${redisNamespace}:` : '';
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const redisSubscribeClient = redisUrlToClient(redisParams, process.env.REDIS_URL);
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const redisClient = redisUrlToClient(redisParams, process.env.REDIS_URL);
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/**
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* @type {Object.<string, Array.<function(string): void>>}
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*/
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const subs = {};
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redisSubscribeClient.on('message', (channel, message) => {
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const callbacks = subs[channel];
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log.silly(`New message on channel ${channel}`);
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if (!callbacks) {
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return;
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}
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callbacks.forEach(callback => callback(message));
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});
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const redisSubscribeClient = await redisUrlToClient(redisParams, process.env.REDIS_URL);
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const redisClient = await redisUrlToClient(redisParams, process.env.REDIS_URL);
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/**
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* @param {string[]} channels
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@ -197,34 +191,16 @@ const startWorker = (workerId) => {
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*/
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const subscribe = (channel, callback) => {
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log.silly(`Adding listener for ${channel}`);
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subs[channel] = subs[channel] || [];
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if (subs[channel].length === 0) {
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log.verbose(`Subscribe ${channel}`);
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redisSubscribeClient.subscribe(channel);
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}
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subs[channel].push(callback);
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redisSubscribeClient.subscribe(channel, callback);
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};
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/**
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* @param {string} channel
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* @param {function(string): void} callback
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*/
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const unsubscribe = (channel, callback) => {
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log.silly(`Removing listener for ${channel}`);
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const unsubscribe = (channel) => {
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if (!subs[channel]) {
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return;
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}
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subs[channel] = subs[channel].filter(item => item !== callback);
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if (subs[channel].length === 0) {
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log.verbose(`Unsubscribe ${channel}`);
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redisSubscribeClient.unsubscribe(channel);
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delete subs[channel];
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}
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redisSubscribeClient.unsubscribe(channel);
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};
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const FALSE_VALUES = [
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@ -365,7 +341,7 @@ const startWorker = (workerId) => {
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const { path, query } = req;
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const onlyMedia = isTruthy(query.only_media);
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switch(path) {
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switch (path) {
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case '/api/v1/streaming/user':
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return 'user';
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case '/api/v1/streaming/user/notification':
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@ -496,7 +472,7 @@ const startWorker = (workerId) => {
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const listener = createSystemMessageListener(req, {
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onKill () {
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onKill() {
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res.end();
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},
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@ -548,7 +524,7 @@ const startWorker = (workerId) => {
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};
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/**
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* @param {array}
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* @param {array} arr
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* @param {number=} shift
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* @return {string}
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*/
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@ -590,7 +566,7 @@ const startWorker = (workerId) => {
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* @return {function(string): void}
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*/
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const streamFrom = (ids, req, output, attachCloseHandler, needsFiltering = false) => {
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const accountId = req.accountId || req.remoteAddress;
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const accountId = req.accountId || req.remoteAddress;
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log.verbose(req.requestId, `Starting stream from ${ids.join(', ')} for ${accountId}`);
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@ -602,8 +578,8 @@ const startWorker = (workerId) => {
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const { event, payload, queued_at } = json;
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const transmit = () => {
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const now = new Date().getTime();
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const delta = now - queued_at;
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const now = new Date().getTime();
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const delta = now - queued_at;
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const encodedPayload = typeof payload === 'object' ? JSON.stringify(payload) : payload;
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log.silly(req.requestId, `Transmitting for ${accountId}: ${event} ${encodedPayload} Delay: ${delta}ms`);
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@ -617,9 +593,9 @@ const startWorker = (workerId) => {
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return;
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}
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const unpackedPayload = payload;
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const unpackedPayload = payload;
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const targetAccountIds = [unpackedPayload.account.id].concat(unpackedPayload.mentions.map(item => item.id));
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const accountDomain = unpackedPayload.account.acct.split('@')[1];
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const accountDomain = unpackedPayload.account.acct.split('@')[1];
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if (Array.isArray(req.chosenLanguages) && unpackedPayload.language !== null && req.chosenLanguages.indexOf(unpackedPayload.language) === -1) {
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log.silly(req.requestId, `Message ${unpackedPayload.id} filtered by language (${unpackedPayload.language})`);
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@ -639,7 +615,15 @@ const startWorker = (workerId) => {
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}
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const queries = [
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client.query(`SELECT 1 FROM blocks WHERE (account_id = $1 AND target_account_id IN (${placeholders(targetAccountIds, 2)})) OR (account_id = $2 AND target_account_id = $1) UNION SELECT 1 FROM mutes WHERE account_id = $1 AND target_account_id IN (${placeholders(targetAccountIds, 2)})`, [req.accountId, unpackedPayload.account.id].concat(targetAccountIds)),
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client.query(`SELECT 1
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FROM blocks
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WHERE (account_id = $1 AND target_account_id IN (${placeholders(targetAccountIds, 2)}))
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OR (account_id = $2 AND target_account_id = $1)
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UNION
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SELECT 1
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FROM mutes
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WHERE account_id = $1
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AND target_account_id IN (${placeholders(targetAccountIds, 2)})`, [req.accountId, unpackedPayload.account.id].concat(targetAccountIds)),
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];
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if (accountDomain) {
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@ -702,12 +686,12 @@ const startWorker = (workerId) => {
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/**
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* @param {any} req
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* @param {function(): void} [closeHandler]
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* @return {function(string[], function(string): void)}
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* @return {function(string[]): void}
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*/
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const streamHttpEnd = (req, closeHandler = undefined) => (ids, listener) => {
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const streamHttpEnd = (req, closeHandler = undefined) => (ids) => {
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req.on('close', () => {
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ids.forEach(id => {
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unsubscribe(id, listener);
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unsubscribe(id);
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});
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if (closeHandler) {
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@ -754,7 +738,7 @@ const startWorker = (workerId) => {
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app.get('/api/v1/streaming/*', (req, res) => {
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channelNameToIds(req, channelNameFromPath(req), req.query).then(({ channelIds, options }) => {
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const onSend = streamToHttp(req, res);
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const onEnd = streamHttpEnd(req, subscriptionHeartbeat(channelIds));
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const onEnd = streamHttpEnd(req, subscriptionHeartbeat(channelIds));
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streamFrom(channelIds, req, onSend, onEnd, options.needsFiltering);
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}).catch(err => {
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@ -797,7 +781,7 @@ const startWorker = (workerId) => {
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* @return {Promise.<{ channelIds: string[], options: { needsFiltering: boolean } }>}
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*/
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const channelNameToIds = (req, name, params) => new Promise((resolve, reject) => {
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switch(name) {
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switch (name) {
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case 'user':
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resolve({
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channelIds: channelsForUserStream(req),
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@ -927,14 +911,17 @@ const startWorker = (workerId) => {
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* @param {StreamParams} params
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*/
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const subscribeWebsocketToChannel = ({ socket, request, subscriptions }, channelName, params) =>
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checkScopes(request, channelName).then(() => channelNameToIds(request, channelName, params)).then(({ channelIds, options }) => {
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checkScopes(request, channelName).then(() => channelNameToIds(request, channelName, params)).then(({
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channelIds,
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options,
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}) => {
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if (subscriptions[channelIds.join(';')]) {
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return;
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}
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const onSend = streamToWs(request, socket, streamNameFromChannelName(channelName, params));
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const onSend = streamToWs(request, socket, streamNameFromChannelName(channelName, params));
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const stopHeartbeat = subscriptionHeartbeat(channelIds);
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const listener = streamFrom(channelIds, request, onSend, undefined, options.needsFiltering);
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const listener = streamFrom(channelIds, request, onSend, undefined, options.needsFiltering);
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subscriptions[channelIds.join(';')] = {
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listener,
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@ -982,7 +969,7 @@ const startWorker = (workerId) => {
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const listener = createSystemMessageListener(request, {
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onKill () {
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onKill() {
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socket.close();
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},
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@ -992,7 +979,8 @@ const startWorker = (workerId) => {
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subscriptions[systemChannelId] = {
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listener,
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stopHeartbeat: () => {},
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stopHeartbeat: () => {
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},
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};
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};
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@ -1011,7 +999,7 @@ const startWorker = (workerId) => {
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wss.on('connection', (ws, req) => {
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const location = url.parse(req.url, true);
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req.requestId = uuid.v4();
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req.requestId = uuid.v4();
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req.remoteAddress = ws._socket.remoteAddress;
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ws.isAlive = true;
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