blob: b5089cc6a6ec2d7931c03efc54dbbbb1d8ed55cc (
plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
|
import { redisClient } from '../db/redis.js';
import { promisify } from 'node:util';
import redisLock from 'redis-lock';
/**
* Retry delay (ms) for lock acquisition
*/
const retryDelay = 100;
const lock: (key: string, timeout?: number) => Promise<() => void>
= redisClient
? promisify(redisLock(redisClient, retryDelay))
: async () => () => { };
/**
* Get AP Object lock
* @param uri AP object ID
* @param timeout Lock timeout (ms), The timeout releases previous lock.
* @returns Unlock function
*/
export function getApLock(uri: string, timeout = 30 * 1000) {
return lock(`ap-object:${uri}`, timeout);
}
export function getFetchInstanceMetadataLock(host: string, timeout = 30 * 1000) {
return lock(`instance:${host}`, timeout);
}
export function getChartInsertLock(lockKey: string, timeout = 30 * 1000) {
return lock(`chart-insert:${lockKey}`, timeout);
}
|
