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/*
* SPDX-FileCopyrightText: syuilo and misskey-project
* SPDX-License-Identifier: AGPL-3.0-only
*/
import { setTimeout } from 'node:timers/promises';
import { Inject, Injectable } from '@nestjs/common';
import { And, In, IsNull, LessThan, MoreThan, Not } from 'typeorm';
import { DI } from '@/di-symbols.js';
import type { MiMeta, MiNote, NoteFavoritesRepository, NotesRepository, UserNotePiningsRepository } from '@/models/_.js';
import type Logger from '@/logger.js';
import { bindThis } from '@/decorators.js';
import { IdService } from '@/core/IdService.js';
import { QueueLoggerService } from '../QueueLoggerService.js';
import type * as Bull from 'bullmq';
@Injectable()
export class CleanRemoteNotesProcessorService {
private logger: Logger;
constructor(
@Inject(DI.meta)
private meta: MiMeta,
@Inject(DI.notesRepository)
private notesRepository: NotesRepository,
@Inject(DI.noteFavoritesRepository)
private noteFavoritesRepository: NoteFavoritesRepository,
@Inject(DI.userNotePiningsRepository)
private userNotePiningsRepository: UserNotePiningsRepository,
private idService: IdService,
private queueLoggerService: QueueLoggerService,
) {
this.logger = this.queueLoggerService.logger.createSubLogger('clean-remote-notes');
}
@bindThis
public async process(job: Bull.Job<Record<string, unknown>>): Promise<{
deletedCount: number;
oldest: number | null;
newest: number | null;
skipped?: boolean;
}> {
if (!this.meta.enableRemoteNotesCleaning) {
this.logger.info('Remote notes cleaning is disabled, skipping...');
return {
deletedCount: 0,
oldest: null,
newest: null,
skipped: true,
};
}
this.logger.info('cleaning remote notes...');
const maxDuration = this.meta.remoteNotesCleaningMaxProcessingDurationInMinutes * 60 * 1000; // Convert minutes to milliseconds
const startAt = Date.now();
const MAX_NOTE_COUNT_PER_QUERY = 50;
const stats = {
deletedCount: 0,
oldest: null as number | null,
newest: null as number | null,
};
let cursor: MiNote['id'] = this.idService.gen(Date.now() - (1000 * 60 * 60 * 24 * this.meta.remoteNotesCleaningExpiryDaysForEachNotes));
while (true) {
const batchBeginAt = Date.now();
let notes: Pick<MiNote, 'id'>[] = await this.notesRepository.find({
where: {
id: LessThan(cursor),
userHost: Not(IsNull()),
clippedCount: 0,
renoteCount: 0,
},
take: MAX_NOTE_COUNT_PER_QUERY,
order: {
// 新しい順
// https://github.com/misskey-dev/misskey/pull/16292#issuecomment-3139376314
id: -1,
},
select: ['id'],
});
const fetchedCount = notes.length;
for (const note of notes) {
if (note.id < cursor) {
cursor = note.id;
}
}
const pinings = notes.length === 0 ? [] : await this.userNotePiningsRepository.find({
where: {
noteId: In(notes.map(note => note.id)),
},
select: ['noteId'],
});
notes = notes.filter(note => {
return !pinings.some(pining => pining.noteId === note.id);
});
const favorites = notes.length === 0 ? [] : await this.noteFavoritesRepository.find({
where: {
noteId: In(notes.map(note => note.id)),
},
select: ['noteId'],
});
notes = notes.filter(note => {
return !favorites.some(favorite => favorite.noteId === note.id);
});
const replies = notes.length === 0 ? [] : await this.notesRepository.find({
where: {
replyId: In(notes.map(note => note.id)),
userHost: IsNull(),
},
select: ['replyId'],
});
notes = notes.filter(note => {
return !replies.some(reply => reply.replyId === note.id);
});
if (notes.length > 0) {
await this.notesRepository.delete(notes.map(note => note.id));
for (const note of notes) {
const t = this.idService.parse(note.id).date.getTime();
if (stats.oldest === null || t < stats.oldest) {
stats.oldest = t;
}
if (stats.newest === null || t > stats.newest) {
stats.newest = t;
}
}
stats.deletedCount += notes.length;
}
job.log(`Deleted ${notes.length} of ${fetchedCount}; ${Date.now() - batchBeginAt}ms`);
const elapsed = Date.now() - startAt;
if (elapsed >= maxDuration) {
this.logger.info(`Reached maximum duration of ${maxDuration}ms, stopping...`);
job.log('Reached maximum duration, stopping cleaning.');
job.updateProgress(100);
break;
}
job.updateProgress((elapsed / maxDuration) * 100);
await setTimeout(1000 * 5); // Wait a moment to avoid overwhelming the db
}
this.logger.succ('cleaning of remote notes completed.');
return {
deletedCount: stats.deletedCount,
oldest: stats.oldest,
newest: stats.newest,
skipped: false,
};
}
}
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