2017-12-14 10:38:41 -06:00
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import * as Bluebird from 'bluebird'
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2017-12-29 12:10:13 -06:00
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import { join } from 'path'
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2017-12-14 10:38:41 -06:00
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import { Transaction } from 'sequelize'
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import * as url from 'url'
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2017-12-29 12:10:13 -06:00
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import * as uuidv4 from 'uuid/v4'
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2017-12-14 10:38:41 -06:00
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import { ActivityPubActor, ActivityPubActorType } from '../../../shared/models/activitypub'
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import { ActivityPubAttributedTo } from '../../../shared/models/activitypub/objects'
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2018-03-22 12:40:33 -05:00
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import { getActorUrl } from '../../helpers/activitypub'
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2018-05-11 08:55:39 -05:00
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import { isActorObjectValid, normalizeActor } from '../../helpers/custom-validators/activitypub/actor'
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2017-12-29 12:10:13 -06:00
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import { isActivityPubUrlValid } from '../../helpers/custom-validators/activitypub/misc'
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2018-01-04 07:04:02 -06:00
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import { retryTransactionWrapper, updateInstanceWithAnother } from '../../helpers/database-utils'
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2017-12-28 04:16:08 -06:00
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import { logger } from '../../helpers/logger'
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import { createPrivateAndPublicKeys } from '../../helpers/peertube-crypto'
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2017-12-29 12:10:13 -06:00
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import { doRequest, doRequestAndSaveToFile } from '../../helpers/requests'
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2018-01-04 07:04:02 -06:00
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import { getUrlFromWebfinger } from '../../helpers/webfinger'
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2018-05-11 08:55:39 -05:00
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import { CONFIG, IMAGE_MIMETYPE_EXT, sequelizeTypescript } from '../../initializers'
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2017-12-14 10:38:41 -06:00
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import { AccountModel } from '../../models/account/account'
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import { ActorModel } from '../../models/activitypub/actor'
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2017-12-29 12:10:13 -06:00
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import { AvatarModel } from '../../models/avatar/avatar'
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import { ServerModel } from '../../models/server/server'
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import { VideoChannelModel } from '../../models/video/video-channel'
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2018-05-25 04:17:41 -05:00
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import { JobQueue } from '../job-queue'
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import { getServerActor } from '../../helpers/utils'
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2017-12-14 10:38:41 -06:00
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2017-12-19 03:34:56 -06:00
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// Set account keys, this could be long so process after the account creation and do not block the client
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2017-12-14 10:38:41 -06:00
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function setAsyncActorKeys (actor: ActorModel) {
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return createPrivateAndPublicKeys()
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.then(({ publicKey, privateKey }) => {
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actor.set('publicKey', publicKey)
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actor.set('privateKey', privateKey)
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return actor.save()
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})
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.catch(err => {
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2018-03-26 08:54:13 -05:00
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logger.error('Cannot set public/private keys of actor %d.', actor.uuid, { err })
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2017-12-14 10:38:41 -06:00
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return actor
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})
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}
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2018-03-22 12:40:33 -05:00
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async function getOrCreateActorAndServerAndModel (activityActor: string | ActivityPubActor, recurseIfNeeded = true) {
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const actorUrl = getActorUrl(activityActor)
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2017-12-14 10:38:41 -06:00
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let actor = await ActorModel.loadByUrl(actorUrl)
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// We don't have this actor in our database, fetch it on remote
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if (!actor) {
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const result = await fetchRemoteActor(actorUrl)
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if (result === undefined) throw new Error('Cannot fetch remote actor.')
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// Create the attributed to actor
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// In PeerTube a video channel is owned by an account
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let ownerActor: ActorModel = undefined
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if (recurseIfNeeded === true && result.actor.type === 'Group') {
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const accountAttributedTo = result.attributedTo.find(a => a.type === 'Person')
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if (!accountAttributedTo) throw new Error('Cannot find account attributed to video channel ' + actor.url)
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try {
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// Assert we don't recurse another time
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ownerActor = await getOrCreateActorAndServerAndModel(accountAttributedTo.id, false)
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} catch (err) {
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logger.error('Cannot get or create account attributed to video channel ' + actor.url)
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throw new Error(err)
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}
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}
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const options = {
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arguments: [ result, ownerActor ],
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errorMessage: 'Cannot save actor and server with many retries.'
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}
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actor = await retryTransactionWrapper(saveActorAndServerAndModelIfNotExist, options)
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}
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const options = {
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arguments: [ actor ],
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errorMessage: 'Cannot refresh actor if needed with many retries.'
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}
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return retryTransactionWrapper(refreshActorIfNeeded, options)
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}
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2017-12-29 12:10:13 -06:00
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function buildActorInstance (type: ActivityPubActorType, url: string, preferredUsername: string, uuid?: string) {
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return new ActorModel({
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type,
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url,
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preferredUsername,
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uuid,
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publicKey: null,
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privateKey: null,
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followersCount: 0,
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followingCount: 0,
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inboxUrl: url + '/inbox',
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outboxUrl: url + '/outbox',
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sharedInboxUrl: CONFIG.WEBSERVER.URL + '/inbox',
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followersUrl: url + '/followers',
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followingUrl: url + '/following'
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})
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}
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2018-01-04 07:04:02 -06:00
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async function updateActorInstance (actorInstance: ActorModel, attributes: ActivityPubActor) {
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const followersCount = await fetchActorTotalItems(attributes.followers)
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const followingCount = await fetchActorTotalItems(attributes.following)
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actorInstance.set('type', attributes.type)
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actorInstance.set('uuid', attributes.uuid)
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actorInstance.set('preferredUsername', attributes.preferredUsername)
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actorInstance.set('url', attributes.id)
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actorInstance.set('publicKey', attributes.publicKey.publicKeyPem)
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actorInstance.set('followersCount', followersCount)
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actorInstance.set('followingCount', followingCount)
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actorInstance.set('inboxUrl', attributes.inbox)
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actorInstance.set('outboxUrl', attributes.outbox)
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actorInstance.set('sharedInboxUrl', attributes.endpoints.sharedInbox)
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actorInstance.set('followersUrl', attributes.followers)
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actorInstance.set('followingUrl', attributes.following)
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}
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async function updateActorAvatarInstance (actorInstance: ActorModel, avatarName: string, t: Transaction) {
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if (avatarName !== undefined) {
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if (actorInstance.avatarId) {
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try {
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await actorInstance.Avatar.destroy({ transaction: t })
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} catch (err) {
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logger.error('Cannot remove old avatar of actor %s.', actorInstance.url, { err })
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}
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}
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const avatar = await AvatarModel.create({
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filename: avatarName
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}, { transaction: t })
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actorInstance.set('avatarId', avatar.id)
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actorInstance.Avatar = avatar
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}
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return actorInstance
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}
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2018-01-03 09:38:50 -06:00
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async function fetchActorTotalItems (url: string) {
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const options = {
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uri: url,
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method: 'GET',
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json: true,
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activityPub: true
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}
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try {
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const { body } = await doRequest(options)
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return body.totalItems ? body.totalItems : 0
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} catch (err) {
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logger.warn('Cannot fetch remote actor count %s.', url, { err })
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return 0
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}
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}
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async function fetchAvatarIfExists (actorJSON: ActivityPubActor) {
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if (
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2018-02-13 11:17:05 -06:00
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actorJSON.icon && actorJSON.icon.type === 'Image' && IMAGE_MIMETYPE_EXT[actorJSON.icon.mediaType] !== undefined &&
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2018-01-03 09:38:50 -06:00
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isActivityPubUrlValid(actorJSON.icon.url)
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) {
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const extension = IMAGE_MIMETYPE_EXT[actorJSON.icon.mediaType]
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const avatarName = uuidv4() + extension
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const destPath = join(CONFIG.STORAGE.AVATARS_DIR, avatarName)
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await doRequestAndSaveToFile({
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method: 'GET',
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uri: actorJSON.icon.url
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}, destPath)
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return avatarName
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}
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return undefined
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}
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2018-05-25 04:17:41 -05:00
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async function addFetchOutboxJob (actor: ActorModel) {
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// Don't fetch ourselves
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const serverActor = await getServerActor()
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if (serverActor.id === actor.id) {
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logger.error('Cannot fetch our own outbox!')
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return undefined
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}
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const payload = {
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uris: [ actor.outboxUrl ]
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}
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return JobQueue.Instance.createJob({ type: 'activitypub-http-fetcher', payload })
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}
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2017-12-29 12:10:13 -06:00
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export {
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getOrCreateActorAndServerAndModel,
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buildActorInstance,
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setAsyncActorKeys,
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fetchActorTotalItems,
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2018-01-04 07:04:02 -06:00
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fetchAvatarIfExists,
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updateActorInstance,
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updateActorAvatarInstance,
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addFetchOutboxJob
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2017-12-29 12:10:13 -06:00
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}
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// ---------------------------------------------------------------------------
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2017-12-14 10:38:41 -06:00
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function saveActorAndServerAndModelIfNotExist (
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result: FetchRemoteActorResult,
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ownerActor?: ActorModel,
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t?: Transaction
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): Bluebird<ActorModel> | Promise<ActorModel> {
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let actor = result.actor
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if (t !== undefined) return save(t)
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return sequelizeTypescript.transaction(t => save(t))
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async function save (t: Transaction) {
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const actorHost = url.parse(actor.url).host
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const serverOptions = {
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where: {
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host: actorHost
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},
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defaults: {
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host: actorHost
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},
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transaction: t
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}
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const [ server ] = await ServerModel.findOrCreate(serverOptions)
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// Save our new account in database
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actor.set('serverId', server.id)
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2017-12-29 12:10:13 -06:00
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// Avatar?
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if (result.avatarName) {
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const avatar = await AvatarModel.create({
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filename: result.avatarName
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}, { transaction: t })
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actor.set('avatarId', avatar.id)
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}
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2017-12-14 10:38:41 -06:00
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// Force the actor creation, sometimes Sequelize skips the save() when it thinks the instance already exists
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// (which could be false in a retried query)
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2018-01-18 08:22:36 -06:00
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const [ actorCreated ] = await ActorModel.findOrCreate({
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defaults: actor.toJSON(),
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where: {
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url: actor.url
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},
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transaction: t
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})
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if (actorCreated.type === 'Person' || actorCreated.type === 'Application') {
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actorCreated.Account = await saveAccount(actorCreated, result, t)
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actorCreated.Account.Actor = actorCreated
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} else if (actorCreated.type === 'Group') { // Video channel
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2018-02-15 07:46:26 -06:00
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actorCreated.VideoChannel = await saveVideoChannel(actorCreated, result, ownerActor, t)
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actorCreated.VideoChannel.Actor = actorCreated
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}
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return actorCreated
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}
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}
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type FetchRemoteActorResult = {
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actor: ActorModel
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name: string
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summary: string
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support?: string
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avatarName?: string
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attributedTo: ActivityPubAttributedTo[]
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}
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async function fetchRemoteActor (actorUrl: string): Promise<FetchRemoteActorResult> {
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const options = {
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uri: actorUrl,
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method: 'GET',
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json: true,
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activityPub: true
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2017-12-14 10:38:41 -06:00
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}
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logger.info('Fetching remote actor %s.', actorUrl)
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2017-12-28 04:16:08 -06:00
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const requestResult = await doRequest(options)
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2018-03-19 04:23:42 -05:00
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normalizeActor(requestResult.body)
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const actorJSON: ActivityPubActor = requestResult.body
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2017-12-14 10:38:41 -06:00
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2018-01-03 09:38:50 -06:00
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if (isActorObjectValid(actorJSON) === false) {
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2017-12-14 10:38:41 -06:00
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logger.debug('Remote actor JSON is not valid.', { actorJSON: actorJSON })
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return undefined
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}
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const followersCount = await fetchActorTotalItems(actorJSON.followers)
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const followingCount = await fetchActorTotalItems(actorJSON.following)
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const actor = new ActorModel({
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type: actorJSON.type,
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uuid: actorJSON.uuid,
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preferredUsername: actorJSON.preferredUsername,
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url: actorJSON.id,
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publicKey: actorJSON.publicKey.publicKeyPem,
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privateKey: null,
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followersCount: followersCount,
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followingCount: followingCount,
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inboxUrl: actorJSON.inbox,
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outboxUrl: actorJSON.outbox,
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sharedInboxUrl: actorJSON.endpoints.sharedInbox,
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followersUrl: actorJSON.followers,
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followingUrl: actorJSON.following
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})
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2018-01-03 09:38:50 -06:00
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const avatarName = await fetchAvatarIfExists(actorJSON)
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2017-12-29 12:10:13 -06:00
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2017-12-19 03:34:56 -06:00
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const name = actorJSON.name || actorJSON.preferredUsername
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return {
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actor,
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name,
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avatarName,
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summary: actorJSON.summary,
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2018-02-15 07:46:26 -06:00
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support: actorJSON.support,
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attributedTo: actorJSON.attributedTo
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}
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}
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2018-01-18 08:22:36 -06:00
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async function saveAccount (actor: ActorModel, result: FetchRemoteActorResult, t: Transaction) {
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const [ accountCreated ] = await AccountModel.findOrCreate({
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defaults: {
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name: result.name,
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2018-02-15 07:46:26 -06:00
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|
|
description: result.summary,
|
2018-01-18 08:22:36 -06:00
|
|
|
actorId: actor.id
|
|
|
|
},
|
|
|
|
where: {
|
|
|
|
actorId: actor.id
|
|
|
|
},
|
|
|
|
transaction: t
|
2017-12-14 10:38:41 -06:00
|
|
|
})
|
|
|
|
|
2018-01-18 08:22:36 -06:00
|
|
|
return accountCreated
|
2017-12-14 10:38:41 -06:00
|
|
|
}
|
|
|
|
|
|
|
|
async function saveVideoChannel (actor: ActorModel, result: FetchRemoteActorResult, ownerActor: ActorModel, t: Transaction) {
|
2018-01-18 08:22:36 -06:00
|
|
|
const [ videoChannelCreated ] = await VideoChannelModel.findOrCreate({
|
|
|
|
defaults: {
|
|
|
|
name: result.name,
|
|
|
|
description: result.summary,
|
2018-02-15 07:46:26 -06:00
|
|
|
support: result.support,
|
2018-01-18 08:22:36 -06:00
|
|
|
actorId: actor.id,
|
|
|
|
accountId: ownerActor.Account.id
|
|
|
|
},
|
|
|
|
where: {
|
|
|
|
actorId: actor.id
|
|
|
|
},
|
|
|
|
transaction: t
|
2017-12-14 10:38:41 -06:00
|
|
|
})
|
|
|
|
|
2018-01-18 08:22:36 -06:00
|
|
|
return videoChannelCreated
|
2017-12-14 10:38:41 -06:00
|
|
|
}
|
2018-01-04 07:04:02 -06:00
|
|
|
|
2018-05-11 08:10:13 -05:00
|
|
|
async function refreshActorIfNeeded (actor: ActorModel): Promise<ActorModel> {
|
2018-01-04 07:04:02 -06:00
|
|
|
if (!actor.isOutdated()) return actor
|
|
|
|
|
2018-01-25 08:05:18 -06:00
|
|
|
try {
|
|
|
|
const actorUrl = await getUrlFromWebfinger(actor.preferredUsername, actor.getHost())
|
|
|
|
const result = await fetchRemoteActor(actorUrl)
|
|
|
|
if (result === undefined) {
|
|
|
|
logger.warn('Cannot fetch remote actor in refresh actor.')
|
|
|
|
return actor
|
2018-01-04 07:04:02 -06:00
|
|
|
}
|
|
|
|
|
2018-01-25 08:05:18 -06:00
|
|
|
return sequelizeTypescript.transaction(async t => {
|
|
|
|
updateInstanceWithAnother(actor, result.actor)
|
2018-01-04 07:04:02 -06:00
|
|
|
|
2018-01-25 08:05:18 -06:00
|
|
|
if (result.avatarName !== undefined) {
|
|
|
|
await updateActorAvatarInstance(actor, result.avatarName, t)
|
|
|
|
}
|
2018-01-04 07:04:02 -06:00
|
|
|
|
2018-01-25 08:05:18 -06:00
|
|
|
// Force update
|
|
|
|
actor.setDataValue('updatedAt', new Date())
|
2018-01-04 07:04:02 -06:00
|
|
|
await actor.save({ transaction: t })
|
|
|
|
|
2018-01-25 08:05:18 -06:00
|
|
|
if (actor.Account) {
|
|
|
|
await actor.save({ transaction: t })
|
|
|
|
|
|
|
|
actor.Account.set('name', result.name)
|
2018-02-15 07:46:26 -06:00
|
|
|
actor.Account.set('description', result.summary)
|
2018-01-25 08:05:18 -06:00
|
|
|
await actor.Account.save({ transaction: t })
|
|
|
|
} else if (actor.VideoChannel) {
|
|
|
|
await actor.save({ transaction: t })
|
|
|
|
|
|
|
|
actor.VideoChannel.set('name', result.name)
|
2018-02-15 07:46:26 -06:00
|
|
|
actor.VideoChannel.set('description', result.summary)
|
|
|
|
actor.VideoChannel.set('support', result.support)
|
2018-01-25 08:05:18 -06:00
|
|
|
await actor.VideoChannel.save({ transaction: t })
|
|
|
|
}
|
2018-01-04 07:04:02 -06:00
|
|
|
|
2018-01-25 08:05:18 -06:00
|
|
|
return actor
|
|
|
|
})
|
|
|
|
} catch (err) {
|
2018-03-26 08:54:13 -05:00
|
|
|
logger.warn('Cannot refresh actor.', { err })
|
2018-01-04 07:04:02 -06:00
|
|
|
return actor
|
2018-01-25 08:05:18 -06:00
|
|
|
}
|
2018-01-04 07:04:02 -06:00
|
|
|
}
|