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manage previews cache

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This commit is contained in:
Hazelnoot 2025-10-01 12:30:38 -04:00
parent c03d592256
commit 2681e53846
1 changed files with 5 additions and 7 deletions
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12
packages/backend/src/server/web/UrlPreviewService.ts
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@ -6,7 +6,6 @@
import { Inject, Injectable } from '@nestjs/common';
import { summaly } from '@misskey-dev/summaly';
import { SummalyResult } from '@misskey-dev/summaly/built/summary.js';
import * as Redis from 'ioredis';
import { IsNull, Not } from 'typeorm';
import { DI } from '@/di-symbols.js';
import type { Config } from '@/config.js';
@ -16,7 +15,6 @@ import { query } from '@/misc/prelude/url.js';
import { LoggerService } from '@/core/LoggerService.js';
import { bindThis } from '@/decorators.js';
import { MiMeta } from '@/models/Meta.js';
import { RedisKVCache } from '@/misc/cache.js';
import { UtilityService } from '@/core/UtilityService.js';
import { ApDbResolverService } from '@/core/activitypub/ApDbResolverService.js';
import type { MiAccessToken, NotesRepository } from '@/models/_.js';
@ -27,6 +25,7 @@ import { SystemAccountService } from '@/core/SystemAccountService.js';
import { ApNoteService } from '@/core/activitypub/models/ApNoteService.js';
import { AuthenticateService, AuthenticationError } from '@/server/api/AuthenticateService.js';
import { SkRateLimiterService } from '@/server/SkRateLimiterService.js';
import { CacheManagementService, type ManagedRedisKVCache } from '@/core/CacheManagementService.js';
import { BucketRateLimit, Keyed, sendRateLimitHeaders } from '@/misc/rate-limit-utils.js';
import type { MiLocalUser } from '@/models/User.js';
import { getIpHash } from '@/misc/get-ip-hash.js';
@ -69,15 +68,12 @@ const previewLimit: Keyed<BucketRateLimit> = {
@Injectable()
export class UrlPreviewService {
private logger: Logger;
private previewCache: RedisKVCache<LocalSummalyResult>;
private previewCache: ManagedRedisKVCache<LocalSummalyResult>;
constructor(
@Inject(DI.config)
private config: Config,
@Inject(DI.redis)
private readonly redisClient: Redis.Redis,
@Inject(DI.meta)
private readonly meta: MiMeta,
@ -95,9 +91,11 @@ export class UrlPreviewService {
private readonly apNoteService: ApNoteService,
private readonly authenticateService: AuthenticateService,
private readonly rateLimiterService: SkRateLimiterService,
cacheManagementService: CacheManagementService,
) {
this.logger = this.loggerService.getLogger('url-preview');
this.previewCache = new RedisKVCache<LocalSummalyResult>(this.redisClient, 'summaly', {
this.previewCache = cacheManagementService.createRedisKVCache<LocalSummalyResult>('summaly', {
lifetime: 1000 * 60 * 60 * 24, // 1d
memoryCacheLifetime: 1000 * 60 * 10, // 10m
fetcher: () => { throw new Error('the UrlPreview cache should never fetch'); },