forked from mirror/misskey
100 lines
2.7 KiB
TypeScript
100 lines
2.7 KiB
TypeScript
import { createSystemUser } from './create-system-user.js';
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import { renderFollowRelay } from '@/remote/activitypub/renderer/follow-relay.js';
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import { renderActivity, attachLdSignature } from '@/remote/activitypub/renderer/index.js';
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import renderUndo from '@/remote/activitypub/renderer/undo.js';
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import { deliver } from '@/queue/index.js';
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import { ILocalUser, User } from '@/models/entities/user.js';
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import { Users, Relays } from '@/models/index.js';
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import { genId } from '@/misc/gen-id.js';
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import { Cache } from '@/misc/cache.js';
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import { Relay } from '@/models/entities/relay.js';
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import { IsNull } from 'typeorm';
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const ACTOR_USERNAME = 'relay.actor' as const;
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const relaysCache = new Cache<Relay[]>(1000 * 60 * 10);
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export async function getRelayActor(): Promise<ILocalUser> {
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const user = await Users.findOneBy({
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host: IsNull(),
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username: ACTOR_USERNAME,
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});
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if (user) return user as ILocalUser;
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const created = await createSystemUser(ACTOR_USERNAME);
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return created as ILocalUser;
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}
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export async function addRelay(inbox: string) {
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const relay = await Relays.insert({
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id: genId(),
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inbox,
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status: 'requesting',
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}).then(x => Relays.findOneByOrFail(x.identifiers[0]));
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const relayActor = await getRelayActor();
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const follow = await renderFollowRelay(relay, relayActor);
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const activity = renderActivity(follow);
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deliver(relayActor, activity, relay.inbox);
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return relay;
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}
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export async function removeRelay(inbox: string) {
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const relay = await Relays.findOneBy({
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inbox,
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});
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if (relay == null) {
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throw 'relay not found';
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}
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const relayActor = await getRelayActor();
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const follow = renderFollowRelay(relay, relayActor);
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const undo = renderUndo(follow, relayActor);
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const activity = renderActivity(undo);
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deliver(relayActor, activity, relay.inbox);
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await Relays.delete(relay.id);
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}
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export async function listRelay() {
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const relays = await Relays.find();
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return relays;
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}
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export async function relayAccepted(id: string) {
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const result = await Relays.update(id, {
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status: 'accepted',
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});
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return JSON.stringify(result);
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}
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export async function relayRejected(id: string) {
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const result = await Relays.update(id, {
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status: 'rejected',
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});
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return JSON.stringify(result);
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}
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export async function deliverToRelays(user: { id: User['id']; host: null; }, activity: any) {
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if (activity == null) return;
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const relays = await relaysCache.fetch(null, () => Relays.findBy({
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status: 'accepted',
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}));
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if (relays.length === 0) return;
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const copy = structuredClone(activity);
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if (!copy.to) copy.to = ['https://www.w3.org/ns/activitystreams#Public'];
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const signed = await attachLdSignature(copy, user);
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for (const relay of relays) {
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deliver(user, signed, relay.inbox);
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}
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}
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