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enhance(backend): improve cache

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This commit is contained in:
syuilo 2023-04-04 17:32:09 +09:00
parent 7f3afac0a2
commit ecaf152b4a
21 changed files with 184 additions and 89 deletions
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12
packages/backend/src/core/InstanceActorService.ts
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@ -2,7 +2,7 @@ import { Inject, Injectable } from '@nestjs/common';
import { IsNull } from 'typeorm';
import type { LocalUser } from '@/models/entities/User.js';
import type { UsersRepository } from '@/models/index.js';
import { MemoryKVCache } from '@/misc/cache.js';
import { MemoryCache } from '@/misc/cache.js';
import { DI } from '@/di-symbols.js';
import { CreateSystemUserService } from '@/core/CreateSystemUserService.js';
import { bindThis } from '@/decorators.js';
@ -11,7 +11,7 @@ const ACTOR_USERNAME = 'instance.actor' as const;
@Injectable()
export class InstanceActorService {
private cache: MemoryKVCache<LocalUser>;
private cache: MemoryCache<LocalUser>;
constructor(
@Inject(DI.usersRepository)
@ -19,12 +19,12 @@ export class InstanceActorService {
private createSystemUserService: CreateSystemUserService,
) {
this.cache = new MemoryKVCache<LocalUser>(Infinity);
this.cache = new MemoryCache<LocalUser>(Infinity);
}
@bindThis
public async getInstanceActor(): Promise<LocalUser> {
const cached = this.cache.get(null);
const cached = this.cache.get();
if (cached) return cached;
const user = await this.usersRepository.findOneBy({
@ -33,11 +33,11 @@ export class InstanceActorService {
}) as LocalUser | undefined;
if (user) {
this.cache.set(null, user);
this.cache.set(user);
return user;
} else {
const created = await this.createSystemUserService.createSystemUser(ACTOR_USERNAME) as LocalUser;
this.cache.set(null, created);
this.cache.set(created);
return created;
}
}