Streaming: Refactor move database and redis logic into separate files (#31567)
This commit is contained in:
Emelia Smith
GitHub
parent
a7f8417795
commit
4118688fba
4 changed files with 219 additions and 195 deletions
128
streaming/database.js
Normal file
128
streaming/database.js
Normal file
|
|
@ -0,0 +1,128 @@
|
|||
import pg from 'pg';
|
||||
import pgConnectionString from 'pg-connection-string';
|
||||
|
||||
import { parseIntFromEnvValue } from './utils.js';
|
||||
|
||||
/**
|
||||
* @param {NodeJS.ProcessEnv} env the `process.env` value to read configuration from
|
||||
* @param {string} environment
|
||||
* @returns {pg.PoolConfig} the configuration for the PostgreSQL connection
|
||||
*/
|
||||
export function configFromEnv(env, environment) {
|
||||
/** @type {Record<string, pg.PoolConfig>} */
|
||||
const pgConfigs = {
|
||||
development: {
|
||||
user: env.DB_USER || pg.defaults.user,
|
||||
password: env.DB_PASS || pg.defaults.password,
|
||||
database: env.DB_NAME || 'mastodon_development',
|
||||
host: env.DB_HOST || pg.defaults.host,
|
||||
port: parseIntFromEnvValue(env.DB_PORT, pg.defaults.port ?? 5432, 'DB_PORT')
|
||||
},
|
||||
|
||||
production: {
|
||||
user: env.DB_USER || 'mastodon',
|
||||
password: env.DB_PASS || '',
|
||||
database: env.DB_NAME || 'mastodon_production',
|
||||
host: env.DB_HOST || 'localhost',
|
||||
port: parseIntFromEnvValue(env.DB_PORT, 5432, 'DB_PORT')
|
||||
},
|
||||
};
|
||||
|
||||
/**
|
||||
* @type {pg.PoolConfig}
|
||||
*/
|
||||
let baseConfig = {};
|
||||
|
||||
if (env.DATABASE_URL) {
|
||||
const parsedUrl = pgConnectionString.parse(env.DATABASE_URL);
|
||||
|
||||
// The result of dbUrlToConfig from pg-connection-string is not type
|
||||
// compatible with pg.PoolConfig, since parts of the connection URL may be
|
||||
// `null` when pg.PoolConfig expects `undefined`, as such we have to
|
||||
// manually create the baseConfig object from the properties of the
|
||||
// parsedUrl.
|
||||
//
|
||||
// For more information see:
|
||||
// https://github.com/brianc/node-postgres/issues/2280
|
||||
//
|
||||
// FIXME: clean up once brianc/node-postgres#3128 lands
|
||||
if (typeof parsedUrl.password === 'string') baseConfig.password = parsedUrl.password;
|
||||
if (typeof parsedUrl.host === 'string') baseConfig.host = parsedUrl.host;
|
||||
if (typeof parsedUrl.user === 'string') baseConfig.user = parsedUrl.user;
|
||||
if (typeof parsedUrl.port === 'string') {
|
||||
const parsedPort = parseInt(parsedUrl.port, 10);
|
||||
if (isNaN(parsedPort)) {
|
||||
throw new Error('Invalid port specified in DATABASE_URL environment variable');
|
||||
}
|
||||
baseConfig.port = parsedPort;
|
||||
}
|
||||
if (typeof parsedUrl.database === 'string') baseConfig.database = parsedUrl.database;
|
||||
if (typeof parsedUrl.options === 'string') baseConfig.options = parsedUrl.options;
|
||||
|
||||
// The pg-connection-string type definition isn't correct, as parsedUrl.ssl
|
||||
// can absolutely be an Object, this is to work around these incorrect
|
||||
// types, including the casting of parsedUrl.ssl to Record<string, any>
|
||||
if (typeof parsedUrl.ssl === 'boolean') {
|
||||
baseConfig.ssl = parsedUrl.ssl;
|
||||
} else if (typeof parsedUrl.ssl === 'object' && !Array.isArray(parsedUrl.ssl) && parsedUrl.ssl !== null) {
|
||||
/** @type {Record<string, any>} */
|
||||
const sslOptions = parsedUrl.ssl;
|
||||
baseConfig.ssl = {};
|
||||
|
||||
baseConfig.ssl.cert = sslOptions.cert;
|
||||
baseConfig.ssl.key = sslOptions.key;
|
||||
baseConfig.ssl.ca = sslOptions.ca;
|
||||
baseConfig.ssl.rejectUnauthorized = sslOptions.rejectUnauthorized;
|
||||
}
|
||||
|
||||
// Support overriding the database password in the connection URL
|
||||
if (!baseConfig.password && env.DB_PASS) {
|
||||
baseConfig.password = env.DB_PASS;
|
||||
}
|
||||
} else if (Object.hasOwn(pgConfigs, environment)) {
|
||||
baseConfig = pgConfigs[environment];
|
||||
|
||||
if (env.DB_SSLMODE) {
|
||||
switch(env.DB_SSLMODE) {
|
||||
case 'disable':
|
||||
case '':
|
||||
baseConfig.ssl = false;
|
||||
break;
|
||||
case 'no-verify':
|
||||
baseConfig.ssl = { rejectUnauthorized: false };
|
||||
break;
|
||||
default:
|
||||
baseConfig.ssl = {};
|
||||
break;
|
||||
}
|
||||
}
|
||||
} else {
|
||||
throw new Error('Unable to resolve postgresql database configuration.');
|
||||
}
|
||||
|
||||
return {
|
||||
...baseConfig,
|
||||
max: parseIntFromEnvValue(env.DB_POOL, 10, 'DB_POOL'),
|
||||
connectionTimeoutMillis: 15000,
|
||||
// Deliberately set application_name to an empty string to prevent excessive
|
||||
// CPU usage with PG Bouncer. See:
|
||||
// - https://github.com/mastodon/mastodon/pull/23958
|
||||
// - https://github.com/pgbouncer/pgbouncer/issues/349
|
||||
application_name: '',
|
||||
};
|
||||
}
|
||||
|
||||
let pool;
|
||||
/**
|
||||
*
|
||||
* @param {pg.PoolConfig} config
|
||||
* @returns {pg.Pool}
|
||||
*/
|
||||
export function getPool(config) {
|
||||
if (pool) {
|
||||
return pool;
|
||||
}
|
||||
|
||||
pool = new pg.Pool(config);
|
||||
return pool;
|
||||
}
|
||||
|
|
@ -8,15 +8,14 @@ import url from 'node:url';
|
|||
import cors from 'cors';
|
||||
import dotenv from 'dotenv';
|
||||
import express from 'express';
|
||||
import { Redis } from 'ioredis';
|
||||
import { JSDOM } from 'jsdom';
|
||||
import pg from 'pg';
|
||||
import pgConnectionString from 'pg-connection-string';
|
||||
import { WebSocketServer } from 'ws';
|
||||
|
||||
import * as Database from './database.js';
|
||||
import { AuthenticationError, RequestError, extractStatusAndMessage as extractErrorStatusAndMessage } from './errors.js';
|
||||
import { logger, httpLogger, initializeLogLevel, attachWebsocketHttpLogger, createWebsocketLogger } from './logging.js';
|
||||
import { setupMetrics } from './metrics.js';
|
||||
import * as Redis from './redis.js';
|
||||
import { isTruthy, normalizeHashtag, firstParam } from './utils.js';
|
||||
|
||||
const environment = process.env.NODE_ENV || 'development';
|
||||
|
|
@ -48,23 +47,6 @@ initializeLogLevel(process.env, environment);
|
|||
* @property {string} deviceId
|
||||
*/
|
||||
|
||||
/**
|
||||
* @param {RedisConfiguration} config
|
||||
* @returns {Promise<Redis>}
|
||||
*/
|
||||
const createRedisClient = async ({ redisParams, redisUrl }) => {
|
||||
let client;
|
||||
|
||||
if (typeof redisUrl === 'string') {
|
||||
client = new Redis(redisUrl, redisParams);
|
||||
} else {
|
||||
client = new Redis(redisParams);
|
||||
}
|
||||
|
||||
client.on('error', (err) => logger.error({ err }, 'Redis Client Error!'));
|
||||
|
||||
return client;
|
||||
};
|
||||
|
||||
/**
|
||||
* Attempts to safely parse a string as JSON, used when both receiving a message
|
||||
|
|
@ -97,177 +79,6 @@ const parseJSON = (json, req) => {
|
|||
}
|
||||
};
|
||||
|
||||
/**
|
||||
* Takes an environment variable that should be an integer, attempts to parse
|
||||
* it falling back to a default if not set, and handles errors parsing.
|
||||
* @param {string|undefined} value
|
||||
* @param {number} defaultValue
|
||||
* @param {string} variableName
|
||||
* @returns {number}
|
||||
*/
|
||||
const parseIntFromEnv = (value, defaultValue, variableName) => {
|
||||
if (typeof value === 'string' && value.length > 0) {
|
||||
const parsedValue = parseInt(value, 10);
|
||||
if (isNaN(parsedValue)) {
|
||||
throw new Error(`Invalid ${variableName} environment variable: ${value}`);
|
||||
}
|
||||
return parsedValue;
|
||||
} else {
|
||||
return defaultValue;
|
||||
}
|
||||
};
|
||||
|
||||
/**
|
||||
* @param {NodeJS.ProcessEnv} env the `process.env` value to read configuration from
|
||||
* @returns {pg.PoolConfig} the configuration for the PostgreSQL connection
|
||||
*/
|
||||
const pgConfigFromEnv = (env) => {
|
||||
/** @type {Record<string, pg.PoolConfig>} */
|
||||
const pgConfigs = {
|
||||
development: {
|
||||
user: env.DB_USER || pg.defaults.user,
|
||||
password: env.DB_PASS || pg.defaults.password,
|
||||
database: env.DB_NAME || 'mastodon_development',
|
||||
host: env.DB_HOST || pg.defaults.host,
|
||||
port: parseIntFromEnv(env.DB_PORT, pg.defaults.port ?? 5432, 'DB_PORT')
|
||||
},
|
||||
|
||||
production: {
|
||||
user: env.DB_USER || 'mastodon',
|
||||
password: env.DB_PASS || '',
|
||||
database: env.DB_NAME || 'mastodon_production',
|
||||
host: env.DB_HOST || 'localhost',
|
||||
port: parseIntFromEnv(env.DB_PORT, 5432, 'DB_PORT')
|
||||
},
|
||||
};
|
||||
|
||||
/**
|
||||
* @type {pg.PoolConfig}
|
||||
*/
|
||||
let baseConfig = {};
|
||||
|
||||
if (env.DATABASE_URL) {
|
||||
const parsedUrl = pgConnectionString.parse(env.DATABASE_URL);
|
||||
|
||||
// The result of dbUrlToConfig from pg-connection-string is not type
|
||||
// compatible with pg.PoolConfig, since parts of the connection URL may be
|
||||
// `null` when pg.PoolConfig expects `undefined`, as such we have to
|
||||
// manually create the baseConfig object from the properties of the
|
||||
// parsedUrl.
|
||||
//
|
||||
// For more information see:
|
||||
// https://github.com/brianc/node-postgres/issues/2280
|
||||
//
|
||||
// FIXME: clean up once brianc/node-postgres#3128 lands
|
||||
if (typeof parsedUrl.password === 'string') baseConfig.password = parsedUrl.password;
|
||||
if (typeof parsedUrl.host === 'string') baseConfig.host = parsedUrl.host;
|
||||
if (typeof parsedUrl.user === 'string') baseConfig.user = parsedUrl.user;
|
||||
if (typeof parsedUrl.port === 'string') {
|
||||
const parsedPort = parseInt(parsedUrl.port, 10);
|
||||
if (isNaN(parsedPort)) {
|
||||
throw new Error('Invalid port specified in DATABASE_URL environment variable');
|
||||
}
|
||||
baseConfig.port = parsedPort;
|
||||
}
|
||||
if (typeof parsedUrl.database === 'string') baseConfig.database = parsedUrl.database;
|
||||
if (typeof parsedUrl.options === 'string') baseConfig.options = parsedUrl.options;
|
||||
|
||||
// The pg-connection-string type definition isn't correct, as parsedUrl.ssl
|
||||
// can absolutely be an Object, this is to work around these incorrect
|
||||
// types, including the casting of parsedUrl.ssl to Record<string, any>
|
||||
if (typeof parsedUrl.ssl === 'boolean') {
|
||||
baseConfig.ssl = parsedUrl.ssl;
|
||||
} else if (typeof parsedUrl.ssl === 'object' && !Array.isArray(parsedUrl.ssl) && parsedUrl.ssl !== null) {
|
||||
/** @type {Record<string, any>} */
|
||||
const sslOptions = parsedUrl.ssl;
|
||||
baseConfig.ssl = {};
|
||||
|
||||
baseConfig.ssl.cert = sslOptions.cert;
|
||||
baseConfig.ssl.key = sslOptions.key;
|
||||
baseConfig.ssl.ca = sslOptions.ca;
|
||||
baseConfig.ssl.rejectUnauthorized = sslOptions.rejectUnauthorized;
|
||||
}
|
||||
|
||||
// Support overriding the database password in the connection URL
|
||||
if (!baseConfig.password && env.DB_PASS) {
|
||||
baseConfig.password = env.DB_PASS;
|
||||
}
|
||||
} else if (Object.hasOwn(pgConfigs, environment)) {
|
||||
baseConfig = pgConfigs[environment];
|
||||
|
||||
if (env.DB_SSLMODE) {
|
||||
switch(env.DB_SSLMODE) {
|
||||
case 'disable':
|
||||
case '':
|
||||
baseConfig.ssl = false;
|
||||
break;
|
||||
case 'no-verify':
|
||||
baseConfig.ssl = { rejectUnauthorized: false };
|
||||
break;
|
||||
default:
|
||||
baseConfig.ssl = {};
|
||||
break;
|
||||
}
|
||||
}
|
||||
} else {
|
||||
throw new Error('Unable to resolve postgresql database configuration.');
|
||||
}
|
||||
|
||||
return {
|
||||
...baseConfig,
|
||||
max: parseIntFromEnv(env.DB_POOL, 10, 'DB_POOL'),
|
||||
connectionTimeoutMillis: 15000,
|
||||
// Deliberately set application_name to an empty string to prevent excessive
|
||||
// CPU usage with PG Bouncer. See:
|
||||
// - https://github.com/mastodon/mastodon/pull/23958
|
||||
// - https://github.com/pgbouncer/pgbouncer/issues/349
|
||||
application_name: '',
|
||||
};
|
||||
};
|
||||
|
||||
/**
|
||||
* @typedef RedisConfiguration
|
||||
* @property {import('ioredis').RedisOptions} redisParams
|
||||
* @property {string} redisPrefix
|
||||
* @property {string|undefined} redisUrl
|
||||
*/
|
||||
|
||||
/**
|
||||
* @param {NodeJS.ProcessEnv} env the `process.env` value to read configuration from
|
||||
* @returns {RedisConfiguration} configuration for the Redis connection
|
||||
*/
|
||||
const redisConfigFromEnv = (env) => {
|
||||
// ioredis *can* transparently add prefixes for us, but it doesn't *in some cases*,
|
||||
// which means we can't use it. But this is something that should be looked into.
|
||||
const redisPrefix = env.REDIS_NAMESPACE ? `${env.REDIS_NAMESPACE}:` : '';
|
||||
|
||||
let redisPort = parseIntFromEnv(env.REDIS_PORT, 6379, 'REDIS_PORT');
|
||||
let redisDatabase = parseIntFromEnv(env.REDIS_DB, 0, 'REDIS_DB');
|
||||
|
||||
/** @type {import('ioredis').RedisOptions} */
|
||||
const redisParams = {
|
||||
host: env.REDIS_HOST || '127.0.0.1',
|
||||
port: redisPort,
|
||||
// Force support for both IPv6 and IPv4, by default ioredis sets this to 4,
|
||||
// only allowing IPv4 connections:
|
||||
// https://github.com/redis/ioredis/issues/1576
|
||||
family: 0,
|
||||
db: redisDatabase,
|
||||
password: env.REDIS_PASSWORD || undefined,
|
||||
};
|
||||
|
||||
// redisParams.path takes precedence over host and port.
|
||||
if (env.REDIS_URL && env.REDIS_URL.startsWith('unix://')) {
|
||||
redisParams.path = env.REDIS_URL.slice(7);
|
||||
}
|
||||
|
||||
return {
|
||||
redisParams,
|
||||
redisPrefix,
|
||||
redisUrl: typeof env.REDIS_URL === 'string' ? env.REDIS_URL : undefined,
|
||||
};
|
||||
};
|
||||
|
||||
const PUBLIC_CHANNELS = [
|
||||
'public',
|
||||
'public:media',
|
||||
|
|
@ -291,10 +102,12 @@ const CHANNEL_NAMES = [
|
|||
];
|
||||
|
||||
const startServer = async () => {
|
||||
const pgPool = new pg.Pool(pgConfigFromEnv(process.env));
|
||||
const pgPool = Database.getPool(Database.configFromEnv(process.env, environment));
|
||||
|
||||
const metrics = setupMetrics(CHANNEL_NAMES, pgPool);
|
||||
|
||||
const redisConfig = Redis.configFromEnv(process.env);
|
||||
const redisClient = Redis.createClient(redisConfig, logger);
|
||||
const server = http.createServer();
|
||||
const wss = new WebSocketServer({ noServer: true });
|
||||
|
||||
|
|
@ -386,9 +199,7 @@ const startServer = async () => {
|
|||
*/
|
||||
const subs = {};
|
||||
|
||||
const redisConfig = redisConfigFromEnv(process.env);
|
||||
const redisSubscribeClient = await createRedisClient(redisConfig);
|
||||
const redisClient = await createRedisClient(redisConfig);
|
||||
const redisSubscribeClient = Redis.createClient(redisConfig, logger);
|
||||
const { redisPrefix } = redisConfig;
|
||||
|
||||
// When checking metrics in the browser, the favicon is requested this
|
||||
|
|
|
|||
65
streaming/redis.js
Normal file
65
streaming/redis.js
Normal file
|
|
@ -0,0 +1,65 @@
|
|||
import { Redis } from 'ioredis';
|
||||
|
||||
import { parseIntFromEnvValue } from './utils.js';
|
||||
|
||||
/**
|
||||
* @typedef RedisConfiguration
|
||||
* @property {import('ioredis').RedisOptions} redisParams
|
||||
* @property {string} redisPrefix
|
||||
* @property {string|undefined} redisUrl
|
||||
*/
|
||||
|
||||
/**
|
||||
* @param {NodeJS.ProcessEnv} env the `process.env` value to read configuration from
|
||||
* @returns {RedisConfiguration} configuration for the Redis connection
|
||||
*/
|
||||
export function configFromEnv(env) {
|
||||
// ioredis *can* transparently add prefixes for us, but it doesn't *in some cases*,
|
||||
// which means we can't use it. But this is something that should be looked into.
|
||||
const redisPrefix = env.REDIS_NAMESPACE ? `${env.REDIS_NAMESPACE}:` : '';
|
||||
|
||||
let redisPort = parseIntFromEnvValue(env.REDIS_PORT, 6379, 'REDIS_PORT');
|
||||
let redisDatabase = parseIntFromEnvValue(env.REDIS_DB, 0, 'REDIS_DB');
|
||||
|
||||
/** @type {import('ioredis').RedisOptions} */
|
||||
const redisParams = {
|
||||
host: env.REDIS_HOST || '127.0.0.1',
|
||||
port: redisPort,
|
||||
// Force support for both IPv6 and IPv4, by default ioredis sets this to 4,
|
||||
// only allowing IPv4 connections:
|
||||
// https://github.com/redis/ioredis/issues/1576
|
||||
family: 0,
|
||||
db: redisDatabase,
|
||||
password: env.REDIS_PASSWORD || undefined,
|
||||
};
|
||||
|
||||
// redisParams.path takes precedence over host and port.
|
||||
if (env.REDIS_URL && env.REDIS_URL.startsWith('unix://')) {
|
||||
redisParams.path = env.REDIS_URL.slice(7);
|
||||
}
|
||||
|
||||
return {
|
||||
redisParams,
|
||||
redisPrefix,
|
||||
redisUrl: typeof env.REDIS_URL === 'string' ? env.REDIS_URL : undefined,
|
||||
};
|
||||
}
|
||||
|
||||
/**
|
||||
* @param {RedisConfiguration} config
|
||||
* @param {import('pino').Logger} logger
|
||||
* @returns {Redis}
|
||||
*/
|
||||
export function createClient({ redisParams, redisUrl }, logger) {
|
||||
let client;
|
||||
|
||||
if (typeof redisUrl === 'string') {
|
||||
client = new Redis(redisUrl, redisParams);
|
||||
} else {
|
||||
client = new Redis(redisParams);
|
||||
}
|
||||
|
||||
client.on('error', (err) => logger.error({ err }, 'Redis Client Error!'));
|
||||
|
||||
return client;
|
||||
}
|
||||
|
|
@ -59,3 +59,23 @@ export function firstParam(arrayOrString) {
|
|||
return arrayOrString;
|
||||
}
|
||||
}
|
||||
|
||||
/**
|
||||
* Takes an environment variable that should be an integer, attempts to parse
|
||||
* it falling back to a default if not set, and handles errors parsing.
|
||||
* @param {string|undefined} value
|
||||
* @param {number} defaultValue
|
||||
* @param {string} variableName
|
||||
* @returns {number}
|
||||
*/
|
||||
export function parseIntFromEnvValue(value, defaultValue, variableName) {
|
||||
if (typeof value === 'string' && value.length > 0) {
|
||||
const parsedValue = parseInt(value, 10);
|
||||
if (isNaN(parsedValue)) {
|
||||
throw new Error(`Invalid ${variableName} environment variable: ${value}`);
|
||||
}
|
||||
return parsedValue;
|
||||
} else {
|
||||
return defaultValue;
|
||||
}
|
||||
}
|
||||
|
|
|
|||
Loading…
Reference in a new issue