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server: simplify caching for instance actor

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Johann150 2022-11-13 17:14:33 +01:00
parent b0489abd7f
commit 57299f0df6
Signed by untrusted user: Johann150
GPG key ID: 9EE6577A2A06F8F1
1 changed files with 7 additions and 15 deletions
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22
packages/backend/src/services/instance-actor.ts
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@ -1,28 +1,20 @@
import { IsNull } from 'typeorm';
import { ILocalUser } from '@/models/entities/user.js';
import { Users } from '@/models/index.js';
import { Cache } from '@/misc/cache.js';
import { createSystemUser } from './create-system-user.js';
const ACTOR_USERNAME = 'instance.actor' as const;
const cache = new Cache<ILocalUser>(Infinity);
let instanceActor = await Users.findOneBy({
host: IsNull(),
username: ACTOR_USERNAME,
}) as ILocalUser | undefined;
export async function getInstanceActor(): Promise<ILocalUser> {
const cached = cache.get(null);
if (cached) return cached;
const user = await Users.findOneBy({
host: IsNull(),
username: ACTOR_USERNAME,
}) as ILocalUser | undefined;
if (user) {
cache.set(null, user);
return user;
if (instanceActor) {
return instanceActor;
} else {
const created = await createSystemUser(ACTOR_USERNAME) as ILocalUser;
cache.set(null, created);
instanceActor = await createSystemUser(ACTOR_USERNAME) as ILocalUser;
return created;
}
}