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forked from mirror/misskey
misskey/packages/backend/scripts/check_connect.js
かっこかり f30d19051f
enhance(backend): check_connect.js で全RedisとDBへの接続を確認するように (#14853)
* fix race conditions in check_connect.js

(cherry picked from commit 524ddb96770690455b82522104a543c5b0b1f3b3)

* fix

* Update Changelog

---------

Co-authored-by: Hazelnoot <acomputerdog@gmail.com>
2024-10-28 21:06:54 +09:00

57 lines
1.2 KiB
JavaScript

/*
* SPDX-FileCopyrightText: syuilo and misskey-project
* SPDX-License-Identifier: AGPL-3.0-only
*/
import Redis from 'ioredis';
import { loadConfig } from '../built/config.js';
import { createPostgresDataSource } from '../built/postgres.js';
const config = loadConfig();
async function connectToPostgres() {
const source = createPostgresDataSource(config);
await source.initialize();
await source.destroy();
}
async function connectToRedis(redisOptions) {
return await new Promise(async (resolve, reject) => {
const redis = new Redis({
...redisOptions,
lazyConnect: true,
reconnectOnError: false,
showFriendlyErrorStack: true,
});
redis.on('error', e => reject(e));
try {
await redis.connect();
resolve();
} catch (e) {
reject(e);
} finally {
redis.disconnect(false);
}
});
}
// If not all of these are defined, the default one gets reused.
// so we use a Set to only try connecting once to each **uniq** redis.
const promises = Array
.from(new Set([
config.redis,
config.redisForPubsub,
config.redisForJobQueue,
config.redisForTimelines,
config.redisForReactions,
]))
.map(connectToRedis)
.concat([
connectToPostgres()
]);
await Promise.allSettled(promises);