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Fix: forkbomb 2

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mei23 2022-12-04 00:19:08 +09:00 committed by rinsuki
parent fccd9c32e8
commit 993110d114
3 changed files with 4 additions and 5 deletions
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4
packages/backend/src/remote/activitypub/models/mention.ts
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@ -5,11 +5,9 @@ import { IObject, isMention, IApMention } from '../type.js';
import Resolver from '../resolver.js'; import Resolver from '../resolver.js';
import { resolvePerson } from './person.js'; import { resolvePerson } from './person.js';
export async function extractApMentions(tags: IObject | IObject[] | null | undefined) { export async function extractApMentions(tags: IObject | IObject[] | null | undefined, resolver: Resolver) {
const hrefs = unique(extractApMentionObjects(tags).map(x => x.href as string)); const hrefs = unique(extractApMentionObjects(tags).map(x => x.href as string));
const resolver = new Resolver();
const limit = promiseLimit<CacheableUser | null>(2); const limit = promiseLimit<CacheableUser | null>(2);
const mentionedUsers = (await Promise.all( const mentionedUsers = (await Promise.all(
hrefs.map(x => limit(() => resolvePerson(x, resolver).catch(() => null))), hrefs.map(x => limit(() => resolvePerson(x, resolver).catch(() => null))),

4
packages/backend/src/remote/activitypub/models/note.ts
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@ -97,7 +97,7 @@ export async function createNote(value: string | IObject, resolver?: Resolver, s
throw new Error('actor has been suspended'); throw new Error('actor has been suspended');
} }
const noteAudience = await parseAudience(actor, note.to, note.cc); const noteAudience = await parseAudience(actor, note.to, note.cc, resolver);
let visibility = noteAudience.visibility; let visibility = noteAudience.visibility;
const visibleUsers = noteAudience.visibleUsers; const visibleUsers = noteAudience.visibleUsers;
@ -111,7 +111,7 @@ export async function createNote(value: string | IObject, resolver?: Resolver, s
let isTalk = note._misskey_talk && visibility === 'specified'; let isTalk = note._misskey_talk && visibility === 'specified';
const apMentions = await extractApMentions(note.tag); const apMentions = await extractApMentions(note.tag, resolver);
const apHashtags = await extractApHashtags(note.tag); const apHashtags = await extractApHashtags(note.tag);
// 添付ファイル // 添付ファイル

1
packages/backend/src/remote/activitypub/resolver.ts
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@ -23,6 +23,7 @@ export default class Resolver {
constructor(recursionLimit = 100) { constructor(recursionLimit = 100) {
this.history = new Set(); this.history = new Set();
this.recursionLimit = recursionLimit;
} }
public getHistory(): string[] { public getHistory(): string[] {