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perf(backend): improve cache of federated instances

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This commit is contained in:
syuilo 2023-04-07 18:48:45 +09:00
parent 6e1ae7b242
commit 1377ea4178
2 changed files with 22 additions and 18 deletions
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26
packages/backend/src/core/FederatedInstanceService.ts
View File

@ -1,7 +1,8 @@
import { Inject, Injectable } from '@nestjs/common';
import Redis from 'ioredis';
import type { InstancesRepository } from '@/models/index.js';
import type { Instance } from '@/models/entities/Instance.js';
import { MemoryKVCache } from '@/misc/cache.js';
import { MemoryKVCache, RedisKVCache } from '@/misc/cache.js';
import { IdService } from '@/core/IdService.js';
import { DI } from '@/di-symbols.js';
import { UtilityService } from '@/core/UtilityService.js';
@ -9,23 +10,32 @@ import { bindThis } from '@/decorators.js';
@Injectable()
export class FederatedInstanceService {
private cache: MemoryKVCache<Instance>;
public federatedInstanceCache: RedisKVCache<Instance | null>;
constructor(
@Inject(DI.redis)
private redisClient: Redis.Redis,
@Inject(DI.instancesRepository)
private instancesRepository: InstancesRepository,
private utilityService: UtilityService,
private idService: IdService,
) {
this.cache = new MemoryKVCache<Instance>(1000 * 60 * 60);
this.federatedInstanceCache = new RedisKVCache<Instance | null>(this.redisClient, 'federatedInstance', {
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
});
}
@bindThis
public async fetch(host: string): Promise<Instance> {
host = this.utilityService.toPuny(host);
const cached = this.cache.get(host);
const cached = await this.federatedInstanceCache.get(host);
if (cached) return cached;
const index = await this.instancesRepository.findOneBy({ host });
@ -37,10 +47,10 @@ export class FederatedInstanceService {
firstRetrievedAt: new Date(),
}).then(x => this.instancesRepository.findOneByOrFail(x.identifiers[0]));
this.cache.set(host, i);
this.federatedInstanceCache.set(host, i);
return i;
} else {
this.cache.set(host, index);
this.federatedInstanceCache.set(host, index);
return index;
}
}
@ -49,10 +59,10 @@ export class FederatedInstanceService {
public async updateCachePartial(host: string, data: Partial<Instance>): Promise<void> {
host = this.utilityService.toPuny(host);
const cached = this.cache.get(host);
const cached = await this.federatedInstanceCache.get(host);
if (cached == null) return;
this.cache.set(host, {
this.federatedInstanceCache.set(host, {
...cached,
...data,
});

14
packages/backend/src/core/entities/UserEntityService.ts
View File

@ -9,13 +9,13 @@ 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, 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';
import type { UsersRepository, UserSecurityKeysRepository, FollowingsRepository, FollowRequestsRepository, BlockingsRepository, MutingsRepository, DriveFilesRepository, NoteUnreadsRepository, ChannelFollowingsRepository, UserNotePiningsRepository, UserProfilesRepository, InstancesRepository, AnnouncementReadsRepository, AnnouncementsRepository, PagesRepository, UserProfile, RenoteMutingsRepository } from '@/models/index.js';
import { bindThis } from '@/decorators.js';
import { RoleService } from '@/core/RoleService.js';
import { FederatedInstanceService } from '@/core/FederatedInstanceService.js';
import type { OnModuleInit } from '@nestjs/common';
import type { AntennaService } from '../AntennaService.js';
import type { CustomEmojiService } from '../CustomEmojiService.js';
@ -53,7 +53,7 @@ export class UserEntityService implements OnModuleInit {
private customEmojiService: CustomEmojiService;
private antennaService: AntennaService;
private roleService: RoleService;
private userInstanceCache: RedisKVCache<Instance | null>;
private federatedInstanceService: FederatedInstanceService;
constructor(
private moduleRef: ModuleRef,
@ -119,13 +119,6 @@ export class UserEntityService implements OnModuleInit {
//private antennaService: AntennaService,
//private roleService: RoleService,
) {
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() {
@ -135,6 +128,7 @@ export class UserEntityService implements OnModuleInit {
this.customEmojiService = this.moduleRef.get('CustomEmojiService');
this.antennaService = this.moduleRef.get('AntennaService');
this.roleService = this.moduleRef.get('RoleService');
this.federatedInstanceService = this.moduleRef.get('FederatedInstanceService');
}
//#region Validators
@ -349,7 +343,7 @@ export class UserEntityService implements OnModuleInit {
avatarBlurhash: user.avatarBlurhash,
isBot: user.isBot ?? falsy,
isCat: user.isCat ?? falsy,
instance: user.host ? this.userInstanceCache.fetch(user.host).then(instance => instance ? {
instance: user.host ? this.federatedInstanceService.federatedInstanceCache.fetch(user.host).then(instance => instance ? {
name: instance.name,
softwareName: instance.softwareName,
softwareVersion: instance.softwareVersion,