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This commit is contained in:
syuilo 2018-04-04 23:12:35 +09:00
parent b60121527d
commit e8b42d7e16
20 changed files with 354 additions and 377 deletions
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107
src/post/create.ts
View File

@ -1,8 +1,14 @@
import parseAcct from '../acct/parse';
import Post from '../models/post';
import User from '../models/user';
import Post, { pack } from '../models/post';
import User, { isLocalUser, isRemoteUser, IUser } from '../models/user';
import stream from '../publishers/stream';
import Following from '../models/following';
import { createHttp } from '../queue';
import renderNote from '../remote/activitypub/renderer/note';
import renderCreate from '../remote/activitypub/renderer/create';
import context from '../remote/activitypub/renderer/context';
export default async (post, reply, repost, atMentions) => {
export default async (user: IUser, post, reply, repost, atMentions) => {
post.mentions = [];
function addMention(mentionee) {
@ -46,5 +52,98 @@ export default async (post, reply, repost, atMentions) => {
addMention(_id);
}));
return Post.insert(post);
const inserted = await Post.insert(post);
User.update({ _id: user._id }, {
// Increment my posts count
$inc: {
postsCount: 1
},
$set: {
latestPost: post._id
}
});
const postObj = await pack(inserted);
// タイムラインへの投稿
if (!post.channelId) {
// Publish event to myself's stream
stream(post.userId, 'post', postObj);
// Fetch all followers
const followers = await Following.aggregate([{
$lookup: {
from: 'users',
localField: 'followerId',
foreignField: '_id',
as: 'follower'
}
}, {
$match: {
followeeId: post.userId
}
}], {
_id: false
});
const note = await renderNote(user, post);
const content = renderCreate(note);
content['@context'] = context;
Promise.all(followers.map(({ follower }) => {
if (isLocalUser(follower)) {
// Publish event to followers stream
stream(follower._id, 'post', postObj);
} else {
// フォロワーがリモートユーザーかつ投稿者がローカルユーザーなら投稿を配信
if (isLocalUser(user)) {
createHttp({
type: 'deliver',
user,
content,
to: follower.account.inbox
}).save();
}
}
}));
}
// チャンネルへの投稿
/* TODO
if (post.channelId) {
promises.push(
// Increment channel index(posts count)
Channel.update({ _id: post.channelId }, {
$inc: {
index: 1
}
}),
// Publish event to channel
promisedPostObj.then(postObj => {
publishChannelStream(post.channelId, 'post', postObj);
}),
Promise.all([
promisedPostObj,
// Get channel watchers
ChannelWatching.find({
channelId: post.channelId,
// 削除されたドキュメントは除く
deletedAt: { $exists: false }
})
]).then(([postObj, watches]) => {
// チャンネルの視聴者(のタイムライン)に配信
watches.forEach(w => {
stream(w.userId, 'post', postObj);
});
})
);
}*/
return Promise.all(promises);
};

93
src/processor/http/deliver-post.ts
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@ -1,93 +0,0 @@
import Channel from '../../models/channel';
import Following from '../../models/following';
import ChannelWatching from '../../models/channel-watching';
import Post, { pack } from '../../models/post';
import User, { isLocalUser } from '../../models/user';
import stream, { publishChannelStream } from '../../publishers/stream';
import context from '../../remote/activitypub/renderer/context';
import renderCreate from '../../remote/activitypub/renderer/create';
import renderNote from '../../remote/activitypub/renderer/note';
import request from '../../remote/request';
export default ({ data }) => Post.findOne({ _id: data.id }).then(post => {
const promisedPostObj = pack(post);
const promises = [];
// タイムラインへの投稿
if (!post.channelId) {
promises.push(
// Publish event to myself's stream
promisedPostObj.then(postObj => {
stream(post.userId, 'post', postObj);
}),
Promise.all([
User.findOne({ _id: post.userId }),
// Fetch all followers
Following.aggregate([{
$lookup: {
from: 'users',
localField: 'followerId',
foreignField: '_id',
as: 'follower'
}
}, {
$match: {
followeeId: post.userId
}
}], {
_id: false
})
]).then(([user, followers]) => Promise.all(followers.map(following => {
if (isLocalUser(following.follower)) {
// Publish event to followers stream
return promisedPostObj.then(postObj => {
stream(following.followerId, 'post', postObj);
});
}
return renderNote(user, post).then(note => {
const create = renderCreate(note);
create['@context'] = context;
return request(user, following.follower[0].account.inbox, create);
});
})))
);
}
// チャンネルへの投稿
if (post.channelId) {
promises.push(
// Increment channel index(posts count)
Channel.update({ _id: post.channelId }, {
$inc: {
index: 1
}
}),
// Publish event to channel
promisedPostObj.then(postObj => {
publishChannelStream(post.channelId, 'post', postObj);
}),
Promise.all([
promisedPostObj,
// Get channel watchers
ChannelWatching.find({
channelId: post.channelId,
// 削除されたドキュメントは除く
deletedAt: { $exists: false }
})
]).then(([postObj, watches]) => {
// チャンネルの視聴者(のタイムライン)に配信
watches.forEach(w => {
stream(w.userId, 'post', postObj);
});
})
);
}
return Promise.all(promises);
});

39
src/processor/http/process-inbox.ts
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@ -1,39 +0,0 @@
import { verifySignature } from 'http-signature';
import parseAcct from '../../acct/parse';
import User, { IRemoteUser } from '../../models/user';
import act from '../../remote/activitypub/act';
import resolvePerson from '../../remote/activitypub/resolve-person';
import Resolver from '../../remote/activitypub/resolver';
export default async ({ data }): Promise<void> => {
const keyIdLower = data.signature.keyId.toLowerCase();
let user;
if (keyIdLower.startsWith('acct:')) {
const { username, host } = parseAcct(keyIdLower.slice('acct:'.length));
if (host === null) {
throw 'request was made by local user';
}
user = await User.findOne({ usernameLower: username, hostLower: host }) as IRemoteUser;
} else {
user = await User.findOne({
host: { $ne: null },
'account.publicKey.id': data.signature.keyId
}) as IRemoteUser;
if (user === null) {
user = await resolvePerson(data.signature.keyId);
}
}
if (user === null) {
throw 'failed to resolve user';
}
if (!verifySignature(data.signature, user.account.publicKey.publicKeyPem)) {
throw 'signature verification failed';
}
await Promise.all(await act(new Resolver(), user, data.inbox, true));
};

10
src/queue.ts
View File

@ -1,10 +0,0 @@
import { createQueue } from 'kue';
import config from './config';
export default createQueue({
redis: {
port: config.redis.port,
host: config.redis.host,
auth: config.redis.pass
}
});

37
src/queue/index.ts Normal file
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@ -0,0 +1,37 @@
import { createQueue } from 'kue';
import config from '../config';
import db from './processors/db';
import http from './processors/http';
const queue = createQueue({
redis: {
port: config.redis.port,
host: config.redis.host,
auth: config.redis.pass
}
});
export function createHttp(data) {
return queue
.create('http', data)
.attempts(16)
.backoff({ delay: 16384, type: 'exponential' });
}
export function createDb(data) {
return queue.create('db', data);
}
export function process() {
queue.process('db', db);
/*
256 is the default concurrency limit of Mozilla Firefox and Google
Chromium.
a8af215e691f3a2205a3758d2d96e9d328e100ff - chromium/src.git - Git at Google
https://chromium.googlesource.com/chromium/src.git/+/a8af215e691f3a2205a3758d2d96e9d328e100ff
Network.http.max-connections - MozillaZine Knowledge Base
http://kb.mozillazine.org/Network.http.max-connections
*/
queue.process('http', 256, http);
}

0
src/processor/db/delete-post-dependents.ts → src/queue/processors/db/delete-post-dependents.ts
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0
src/processor/db/index.ts → src/queue/processors/db/index.ts
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17
src/queue/processors/http/deliver.ts Normal file
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@ -0,0 +1,17 @@
import * as kue from 'kue';
import Channel from '../../models/channel';
import Following from '../../models/following';
import ChannelWatching from '../../models/channel-watching';
import Post, { pack } from '../../models/post';
import User, { isLocalUser } from '../../models/user';
import stream, { publishChannelStream } from '../../publishers/stream';
import context from '../../remote/activitypub/renderer/context';
import renderCreate from '../../remote/activitypub/renderer/create';
import renderNote from '../../remote/activitypub/renderer/note';
import request from '../../remote/request';
export default async (job: kue.Job, done): Promise<void> => {
request(user, following.follower[0].account.inbox, create);
}

0
src/processor/http/follow.ts → src/queue/processors/http/follow.ts
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0
src/processor/http/index.ts → src/queue/processors/http/index.ts
View File

0
src/processor/http/perform-activitypub.ts → src/queue/processors/http/perform-activitypub.ts
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55
src/queue/processors/http/process-inbox.ts Normal file
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@ -0,0 +1,55 @@
import * as kue from 'kue';
import { verifySignature } from 'http-signature';
import parseAcct from '../../acct/parse';
import User, { IRemoteUser } from '../../models/user';
import act from '../../remote/activitypub/act';
import resolvePerson from '../../remote/activitypub/resolve-person';
import Resolver from '../../remote/activitypub/resolver';
// ユーザーのinboxにアクティビティが届いた時の処理
export default async (job: kue.Job, done): Promise<void> => {
const signature = job.data.signature;
const activity = job.data.activity;
const keyIdLower = signature.keyId.toLowerCase();
let user;
if (keyIdLower.startsWith('acct:')) {
const { username, host } = parseAcct(keyIdLower.slice('acct:'.length));
if (host === null) {
console.warn(`request was made by local user: @${username}`);
done();
}
user = await User.findOne({ usernameLower: username, hostLower: host }) as IRemoteUser;
} else {
user = await User.findOne({
host: { $ne: null },
'account.publicKey.id': signature.keyId
}) as IRemoteUser;
// アクティビティを送信してきたユーザーがまだMisskeyサーバーに登録されていなかったら登録する
if (user === null) {
user = await resolvePerson(signature.keyId);
}
}
if (user === null) {
done(new Error('failed to resolve user'));
return;
}
if (!verifySignature(signature, user.account.publicKey.publicKeyPem)) {
done(new Error('signature verification failed'));
return;
}
// アクティビティを処理
try {
await act(new Resolver(), user, activity);
done();
} catch (e) {
done(e);
}
};

0
src/processor/http/report-github-failure.ts → src/queue/processors/http/report-github-failure.ts
View File

0
src/processor/http/unfollow.ts → src/queue/processors/http/unfollow.ts
View File

0
src/processor/index.ts → src/queue/processors/index.ts
View File

92
src/remote/activitypub/act/create.ts
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@ -1,10 +1,92 @@
import create from '../create';
import Resolver from '../resolver';
import { JSDOM } from 'jsdom';
const createDOMPurify = require('dompurify');
export default (resolver: Resolver, actor, activity, distribute) => {
import Resolver from '../resolver';
import DriveFile from '../../../models/drive-file';
import Post from '../../../models/post';
import uploadFromUrl from '../../../drive/upload-from-url';
import createPost from '../../../post/create';
export default async (resolver: Resolver, actor, activity): Promise<void> => {
if ('actor' in activity && actor.account.uri !== activity.actor) {
throw new Error();
throw new Error('invalid actor');
}
return create(resolver, actor, activity.object, distribute);
const uri = activity.id || activity;
try {
await Promise.all([
DriveFile.findOne({ 'metadata.uri': uri }).then(file => {
if (file !== null) {
throw new Error();
}
}, () => {}),
Post.findOne({ uri }).then(post => {
if (post !== null) {
throw new Error();
}
}, () => {})
]);
} catch (object) {
throw new Error(`already registered: ${uri}`);
}
const object = await resolver.resolve(activity);
switch (object.type) {
case 'Image':
createImage(resolver, object);
break;
case 'Note':
createNote(resolver, object);
break;
}
///
async function createImage(resolver: Resolver, image) {
if ('attributedTo' in image && actor.account.uri !== image.attributedTo) {
throw new Error('invalid image');
}
return await uploadFromUrl(image.url, actor);
}
async function createNote(resolver: Resolver, note) {
if (
('attributedTo' in note && actor.account.uri !== note.attributedTo) ||
typeof note.id !== 'string'
) {
throw new Error('invalid note');
}
const mediaIds = [];
if ('attachment' in note) {
note.attachment.forEach(async media => {
const created = await createImage(resolver, media);
mediaIds.push(created._id);
});
}
const { window } = new JSDOM(note.content);
await createPost(actor, {
channelId: undefined,
index: undefined,
createdAt: new Date(note.published),
mediaIds,
replyId: undefined,
repostId: undefined,
poll: undefined,
text: window.document.body.textContent,
textHtml: note.content && createDOMPurify(window).sanitize(note.content),
userId: actor._id,
appId: null,
viaMobile: false,
geo: undefined,
uri: note.id
}, null, null, []);
}
};

44
src/remote/activitypub/act/index.ts
View File

@ -2,35 +2,29 @@ import create from './create';
import performDeleteActivity from './delete';
import follow from './follow';
import undo from './undo';
import createObject from '../create';
import Resolver from '../resolver';
import { IObject } from '../type';
export default async (parentResolver: Resolver, actor, value, distribute?: boolean) => {
const collection = await parentResolver.resolveCollection(value);
export default async (parentResolver: Resolver, actor, activity: IObject): Promise<void> => {
switch (activity.type) {
case 'Create':
await create(parentResolver, actor, activity);
break;
return collection.object.map(async element => {
const { resolver, object } = await collection.resolver.resolveOne(element);
const created = await (await createObject(resolver, actor, [object], distribute))[0];
case 'Delete':
await performDeleteActivity(parentResolver, actor, activity);
break;
if (created !== null) {
return created;
}
case 'Follow':
await follow(parentResolver, actor, activity);
break;
switch (object.type) {
case 'Create':
return create(resolver, actor, object, distribute);
case 'Undo':
await undo(parentResolver, actor, activity);
break;
case 'Delete':
return performDeleteActivity(resolver, actor, object);
case 'Follow':
return follow(resolver, actor, object, distribute);
case 'Undo':
return undo(resolver, actor, object);
default:
return null;
}
});
default:
console.warn(`unknown activity type: ${activity.type}`);
return null;
}
};

158
src/remote/activitypub/create.ts
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@ -1,158 +0,0 @@
import { JSDOM } from 'jsdom';
import { ObjectID } from 'mongodb';
import config from '../../config';
import DriveFile from '../../models/drive-file';
import Post from '../../models/post';
import { IRemoteUser } from '../../models/user';
import uploadFromUrl from '../../drive/upload-from-url';
import createPost from '../../post/create';
import distributePost from '../../post/distribute';
import Resolver from './resolver';
const createDOMPurify = require('dompurify');
type IResult = {
resolver: Resolver;
object: {
$ref: string;
$id: ObjectID;
};
};
class Creator {
private actor: IRemoteUser;
private distribute: boolean;
constructor(actor, distribute) {
this.actor = actor;
this.distribute = distribute;
}
private async createImage(resolver: Resolver, image) {
if ('attributedTo' in image && this.actor.account.uri !== image.attributedTo) {
throw new Error();
}
const { _id } = await uploadFromUrl(image.url, this.actor, image.id || null);
return {
resolver,
object: { $ref: 'driveFiles.files', $id: _id }
};
}
private async createNote(resolver: Resolver, note) {
if (
('attributedTo' in note && this.actor.account.uri !== note.attributedTo) ||
typeof note.id !== 'string'
) {
throw new Error();
}
const mediaIds = 'attachment' in note &&
(await Promise.all(await this.create(resolver, note.attachment)))
.filter(media => media !== null && media.object.$ref === 'driveFiles.files')
.map(({ object }) => object.$id);
const { window } = new JSDOM(note.content);
const inserted = await createPost({
channelId: undefined,
index: undefined,
createdAt: new Date(note.published),
mediaIds,
replyId: undefined,
repostId: undefined,
poll: undefined,
text: window.document.body.textContent,
textHtml: note.content && createDOMPurify(window).sanitize(note.content),
userId: this.actor._id,
appId: null,
viaMobile: false,
geo: undefined,
uri: note.id
}, null, null, []);
const promises = [];
if (this.distribute) {
promises.push(distributePost(this.actor, inserted.mentions, inserted));
}
// Register to search database
if (note.content && config.elasticsearch.enable) {
const es = require('../../db/elasticsearch');
promises.push(new Promise((resolve, reject) => {
es.index({
index: 'misskey',
type: 'post',
id: inserted._id.toString(),
body: {
text: window.document.body.textContent
}
}, resolve);
}));
}
await Promise.all(promises);
return {
resolver,
object: { $ref: 'posts', id: inserted._id }
};
}
public async create(parentResolver: Resolver, value): Promise<Array<Promise<IResult>>> {
const collection = await parentResolver.resolveCollection(value);
return collection.object.map(async element => {
const uri = element.id || element;
try {
await Promise.all([
DriveFile.findOne({ 'metadata.uri': uri }).then(file => {
if (file === null) {
return;
}
throw {
$ref: 'driveFile.files',
$id: file._id
};
}, () => {}),
Post.findOne({ uri }).then(post => {
if (post === null) {
return;
}
throw {
$ref: 'posts',
$id: post._id
};
}, () => {})
]);
} catch (object) {
return {
resolver: collection.resolver,
object
};
}
const { resolver, object } = await collection.resolver.resolveOne(element);
switch (object.type) {
case 'Image':
return this.createImage(resolver, object);
case 'Note':
return this.createNote(resolver, object);
}
return null;
});
}
}
export default (resolver: Resolver, actor, value, distribute?: boolean) => {
const creator = new Creator(actor, distribute);
return creator.create(resolver, value);
};

77
src/remote/activitypub/resolver.ts
View File

@ -1,20 +1,45 @@
import { IObject } from "./type";
const request = require('request-promise-native');
export default class Resolver {
private requesting: Set<string>;
private history: Set<string>;
constructor(iterable?: Iterable<string>) {
this.requesting = new Set(iterable);
constructor() {
this.history = new Set();
}
private async resolveUnrequestedOne(value) {
if (typeof value !== 'string') {
return { resolver: this, object: value };
public async resolveCollection(value) {
const collection = typeof value === 'string'
? await this.resolve(value)
: value;
switch (collection.type) {
case 'Collection':
collection.objects = collection.object.items;
break;
case 'OrderedCollection':
collection.objects = collection.object.orderedItems;
break;
default:
throw new Error(`unknown collection type: ${collection.type}`);
}
const resolver = new Resolver(this.requesting);
return collection;
}
resolver.requesting.add(value);
public async resolve(value): Promise<IObject> {
if (typeof value !== 'string') {
return value;
}
if (this.history.has(value)) {
throw new Error('cannot resolve already resolved one');
}
this.history.add(value);
const object = await request({
url: value,
@ -29,41 +54,9 @@ export default class Resolver {
!object['@context'].includes('https://www.w3.org/ns/activitystreams') :
object['@context'] !== 'https://www.w3.org/ns/activitystreams'
)) {
throw new Error();
throw new Error('invalid response');
}
return { resolver, object };
}
public async resolveCollection(value) {
const resolved = typeof value === 'string' ?
await this.resolveUnrequestedOne(value) :
{ resolver: this, object: value };
switch (resolved.object.type) {
case 'Collection':
resolved.object = resolved.object.items;
break;
case 'OrderedCollection':
resolved.object = resolved.object.orderedItems;
break;
default:
if (!Array.isArray(value)) {
resolved.object = [resolved.object];
}
break;
}
return resolved;
}
public resolveOne(value) {
if (this.requesting.has(value)) {
throw new Error();
}
return this.resolveUnrequestedOne(value);
return object;
}
}

2
src/server/activitypub/inbox.ts
View File

@ -24,7 +24,7 @@ app.post('/@:user/inbox', bodyParser.json({
queue.create('http', {
type: 'processInbox',
inbox: req.body,
activity: req.body,
signature,
}).save();