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perf(backend): improve cache of instance of user

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This commit is contained in:
syuilo 2023-04-07 18:12:24 +09:00
parent 1e3fb5531b
commit 3bbeec70ec
1 changed files with 10 additions and 7 deletions
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17
packages/backend/src/core/entities/UserEntityService.ts
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@ -9,7 +9,7 @@ import type { Packed } from '@/misc/json-schema.js';
import type { Promiseable } from '@/misc/prelude/await-all.js';
import { awaitAll } from '@/misc/prelude/await-all.js';
import { USER_ACTIVE_THRESHOLD, USER_ONLINE_THRESHOLD } from '@/const.js';
import { MemoryKVCache } from '@/misc/cache.js';
import { MemoryKVCache, RedisKVCache } from '@/misc/cache.js';
import type { Instance } from '@/models/entities/Instance.js';
import type { LocalUser, RemoteUser, User } from '@/models/entities/User.js';
import { birthdaySchema, descriptionSchema, localUsernameSchema, locationSchema, nameSchema, passwordSchema } from '@/models/entities/User.js';
@ -53,7 +53,7 @@ export class UserEntityService implements OnModuleInit {
private customEmojiService: CustomEmojiService;
private antennaService: AntennaService;
private roleService: RoleService;
private userInstanceCache: MemoryKVCache<Instance | null>;
private userInstanceCache: RedisKVCache<Instance | null>;
constructor(
private moduleRef: ModuleRef,
@ -119,7 +119,13 @@ export class UserEntityService implements OnModuleInit {
//private antennaService: AntennaService,
//private roleService: RoleService,
) {
this.userInstanceCache = new MemoryKVCache<Instance | null>(1000 * 60 * 60 * 3);
this.userInstanceCache = new RedisKVCache<Instance | null>(this.redisClient, 'userInstance', {
lifetime: 1000 * 60 * 60 * 24, // 24h
memoryCacheLifetime: 1000 * 60 * 30, // 30m
fetcher: (key) => this.instancesRepository.findOneBy({ host: key }),
toRedisConverter: (value) => JSON.stringify(value),
fromRedisConverter: (value) => JSON.parse(value), // TODO: date型の考慮
});
}
onModuleInit() {
@ -343,10 +349,7 @@ export class UserEntityService implements OnModuleInit {
avatarBlurhash: user.avatarBlurhash,
isBot: user.isBot ?? falsy,
isCat: user.isCat ?? falsy,
instance: user.host ? this.userInstanceCache.fetch(user.host,
() => this.instancesRepository.findOneBy({ host: user.host! }),
v => v != null,
).then(instance => instance ? {
instance: user.host ? this.userInstanceCache.fetch(user.host).then(instance => instance ? {
name: instance.name,
softwareName: instance.softwareName,
softwareVersion: instance.softwareVersion,