X-Git-Url: https://git.immae.eu/?a=blobdiff_plain;f=server%2Flib%2Factivitypub%2Factor.ts;h=7862b0f004d56660458e8b7d86e9127d4d819118;hb=453e83ea5d81d203ba34bc43cd5c2c750ba40568;hp=c3de4bdce9414461af83c58e65928e9ce8967a54;hpb=50d6de9c286abcb34ff4234d56d9cbb803db7665;p=github%2FChocobozzz%2FPeerTube.git diff --git a/server/lib/activitypub/actor.ts b/server/lib/activitypub/actor.ts index c3de4bdce..7862b0f00 100644 --- a/server/lib/activitypub/actor.ts +++ b/server/lib/activitypub/actor.ts @@ -1,69 +1,334 @@ import * as Bluebird from 'bluebird' import { Transaction } from 'sequelize' import * as url from 'url' +import * as uuidv4 from 'uuid/v4' import { ActivityPubActor, ActivityPubActorType } from '../../../shared/models/activitypub' import { ActivityPubAttributedTo } from '../../../shared/models/activitypub/objects' -import { createPrivateAndPublicKeys, doRequest, logger, retryTransactionWrapper } from '../../helpers' -import { isRemoteActorValid } from '../../helpers/custom-validators/activitypub' -import { ACTIVITY_PUB, CONFIG, sequelizeTypescript } from '../../initializers' +import { checkUrlsSameHost, getAPId } from '../../helpers/activitypub' +import { sanitizeAndCheckActorObject } from '../../helpers/custom-validators/activitypub/actor' +import { isActivityPubUrlValid } from '../../helpers/custom-validators/activitypub/misc' +import { retryTransactionWrapper, updateInstanceWithAnother } from '../../helpers/database-utils' +import { logger } from '../../helpers/logger' +import { createPrivateAndPublicKeys } from '../../helpers/peertube-crypto' +import { doRequest } from '../../helpers/requests' +import { getUrlFromWebfinger } from '../../helpers/webfinger' +import { MIMETYPES, WEBSERVER } from '../../initializers/constants' import { AccountModel } from '../../models/account/account' import { ActorModel } from '../../models/activitypub/actor' +import { AvatarModel } from '../../models/avatar/avatar' import { ServerModel } from '../../models/server/server' import { VideoChannelModel } from '../../models/video/video-channel' - - // Set account keys, this could be long so process after the account creation and do not block the client -function setAsyncActorKeys (actor: ActorModel) { +import { JobQueue } from '../job-queue' +import { getServerActor } from '../../helpers/utils' +import { ActorFetchByUrlType, fetchActorByUrl } from '../../helpers/actor' +import { sequelizeTypescript } from '../../initializers/database' +import { + MAccount, + MActor, + MActorAccountChannelId, + MActorAccountId, + MActorDefault, + MActorFull, + MActorId, + MActorAccountChannelIdActor, + MChannel, + MActorFullActor, MAccountActorDefault, MChannelActorDefault, MChannelActorAccountDefault +} from '../../typings/models' + +// Set account keys, this could be long so process after the account creation and do not block the client +function setAsyncActorKeys (actor: MActor) { return createPrivateAndPublicKeys() .then(({ publicKey, privateKey }) => { - actor.set('publicKey', publicKey) - actor.set('privateKey', privateKey) + actor.publicKey = publicKey + actor.privateKey = privateKey return actor.save() }) .catch(err => { - logger.error('Cannot set public/private keys of actor %d.', actor.uuid, err) + logger.error('Cannot set public/private keys of actor %d.', actor.url, { err }) return actor }) } -async function getOrCreateActorAndServerAndModel (actorUrl: string, recurseIfNeeded = true) { - let actor = await ActorModel.loadByUrl(actorUrl) +function getOrCreateActorAndServerAndModel ( + activityActor: string | ActivityPubActor, + fetchType: 'all', + recurseIfNeeded?: boolean, + updateCollections?: boolean +): Promise + +function getOrCreateActorAndServerAndModel ( + activityActor: string | ActivityPubActor, + fetchType?: 'association-ids', + recurseIfNeeded?: boolean, + updateCollections?: boolean +): Promise + +async function getOrCreateActorAndServerAndModel ( + activityActor: string | ActivityPubActor, + fetchType: ActorFetchByUrlType = 'association-ids', + recurseIfNeeded = true, + updateCollections = false +): Promise { + const actorUrl = getAPId(activityActor) + let created = false + let accountPlaylistsUrl: string + + let actor = await fetchActorByUrl(actorUrl, fetchType) + // Orphan actor (not associated to an account of channel) so recreate it + if (actor && (!actor.Account && !actor.VideoChannel)) { + await actor.destroy() + actor = null + } // We don't have this actor in our database, fetch it on remote if (!actor) { - const result = await fetchRemoteActor(actorUrl) - if (result === undefined) throw new Error('Cannot fetch remote actor.') + const { result } = await fetchRemoteActor(actorUrl) + if (result === undefined) throw new Error('Cannot fetch remote actor ' + actorUrl) // Create the attributed to actor // In PeerTube a video channel is owned by an account - let ownerActor: ActorModel = undefined + let ownerActor: MActorFullActor if (recurseIfNeeded === true && result.actor.type === 'Group') { const accountAttributedTo = result.attributedTo.find(a => a.type === 'Person') if (!accountAttributedTo) throw new Error('Cannot find account attributed to video channel ' + actor.url) + if (checkUrlsSameHost(accountAttributedTo.id, actorUrl) !== true) { + throw new Error(`Account attributed to ${accountAttributedTo.id} does not have the same host than actor url ${actorUrl}`) + } + try { - // Assert we don't recurse another time - ownerActor = await getOrCreateActorAndServerAndModel(accountAttributedTo.id, false) + // Don't recurse another time + const recurseIfNeeded = false + ownerActor = await getOrCreateActorAndServerAndModel(accountAttributedTo.id, 'all', recurseIfNeeded) } catch (err) { logger.error('Cannot get or create account attributed to video channel ' + actor.url) throw new Error(err) } } - const options = { - arguments: [ result, ownerActor ], - errorMessage: 'Cannot save actor and server with many retries.' + actor = await retryTransactionWrapper(saveActorAndServerAndModelIfNotExist, result, ownerActor) + created = true + accountPlaylistsUrl = result.playlists + } + + if (actor.Account) (actor as MActorAccountChannelIdActor).Account.Actor = actor + if (actor.VideoChannel) (actor as MActorAccountChannelIdActor).VideoChannel.Actor = actor + + const { actor: actorRefreshed, refreshed } = await retryTransactionWrapper(refreshActorIfNeeded, actor, fetchType) + if (!actorRefreshed) throw new Error('Actor ' + actorRefreshed.url + ' does not exist anymore.') + + if ((created === true || refreshed === true) && updateCollections === true) { + const payload = { uri: actor.outboxUrl, type: 'activity' as 'activity' } + await JobQueue.Instance.createJob({ type: 'activitypub-http-fetcher', payload }) + } + + // We created a new account: fetch the playlists + if (created === true && actor.Account && accountPlaylistsUrl) { + const payload = { uri: accountPlaylistsUrl, accountId: actor.Account.id, type: 'account-playlists' as 'account-playlists' } + await JobQueue.Instance.createJob({ type: 'activitypub-http-fetcher', payload }) + } + + return actorRefreshed +} + +function buildActorInstance (type: ActivityPubActorType, url: string, preferredUsername: string, uuid?: string) { + return new ActorModel({ + type, + url, + preferredUsername, + uuid, + publicKey: null, + privateKey: null, + followersCount: 0, + followingCount: 0, + inboxUrl: url + '/inbox', + outboxUrl: url + '/outbox', + sharedInboxUrl: WEBSERVER.URL + '/inbox', + followersUrl: url + '/followers', + followingUrl: url + '/following' + }) +} + +async function updateActorInstance (actorInstance: ActorModel, attributes: ActivityPubActor) { + const followersCount = await fetchActorTotalItems(attributes.followers) + const followingCount = await fetchActorTotalItems(attributes.following) + + actorInstance.type = attributes.type + actorInstance.preferredUsername = attributes.preferredUsername + actorInstance.url = attributes.id + actorInstance.publicKey = attributes.publicKey.publicKeyPem + actorInstance.followersCount = followersCount + actorInstance.followingCount = followingCount + actorInstance.inboxUrl = attributes.inbox + actorInstance.outboxUrl = attributes.outbox + actorInstance.sharedInboxUrl = attributes.endpoints.sharedInbox + actorInstance.followersUrl = attributes.followers + actorInstance.followingUrl = attributes.following +} + +type AvatarInfo = { name: string, onDisk: boolean, fileUrl: string } +async function updateActorAvatarInstance (actor: MActorDefault, info: AvatarInfo, t: Transaction) { + if (info.name !== undefined) { + if (actor.avatarId) { + try { + await actor.Avatar.destroy({ transaction: t }) + } catch (err) { + logger.error('Cannot remove old avatar of actor %s.', actor.url, { err }) + } } - actor = await retryTransactionWrapper(saveActorAndServerAndModelIfNotExist, options) + + const avatar = await AvatarModel.create({ + filename: info.name, + onDisk: info.onDisk, + fileUrl: info.fileUrl + }, { transaction: t }) + + actor.avatarId = avatar.id + actor.Avatar = avatar } return actor } +async function fetchActorTotalItems (url: string) { + const options = { + uri: url, + method: 'GET', + json: true, + activityPub: true + } + + try { + const { body } = await doRequest(options) + return body.totalItems ? body.totalItems : 0 + } catch (err) { + logger.warn('Cannot fetch remote actor count %s.', url, { err }) + return 0 + } +} + +async function getAvatarInfoIfExists (actorJSON: ActivityPubActor) { + if ( + actorJSON.icon && actorJSON.icon.type === 'Image' && MIMETYPES.IMAGE.MIMETYPE_EXT[actorJSON.icon.mediaType] !== undefined && + isActivityPubUrlValid(actorJSON.icon.url) + ) { + const extension = MIMETYPES.IMAGE.MIMETYPE_EXT[actorJSON.icon.mediaType] + + return { + name: uuidv4() + extension, + fileUrl: actorJSON.icon.url + } + } + + return undefined +} + +async function addFetchOutboxJob (actor: Pick) { + // Don't fetch ourselves + const serverActor = await getServerActor() + if (serverActor.id === actor.id) { + logger.error('Cannot fetch our own outbox!') + return undefined + } + + const payload = { + uri: actor.outboxUrl, + type: 'activity' as 'activity' + } + + return JobQueue.Instance.createJob({ type: 'activitypub-http-fetcher', payload }) +} + +async function refreshActorIfNeeded ( + actorArg: T, + fetchedType: ActorFetchByUrlType +): Promise<{ actor: T | MActorFull, refreshed: boolean }> { + if (!actorArg.isOutdated()) return { actor: actorArg, refreshed: false } + + // We need more attributes + const actor = fetchedType === 'all' + ? actorArg as MActorFull + : await ActorModel.loadByUrlAndPopulateAccountAndChannel(actorArg.url) + + try { + let actorUrl: string + try { + actorUrl = await getUrlFromWebfinger(actor.preferredUsername + '@' + actor.getHost()) + } catch (err) { + logger.warn('Cannot get actor URL from webfinger, keeping the old one.', err) + actorUrl = actor.url + } + + const { result, statusCode } = await fetchRemoteActor(actorUrl) + + if (statusCode === 404) { + logger.info('Deleting actor %s because there is a 404 in refresh actor.', actor.url) + actor.Account ? actor.Account.destroy() : actor.VideoChannel.destroy() + return { actor: undefined, refreshed: false } + } + + if (result === undefined) { + logger.warn('Cannot fetch remote actor in refresh actor.') + return { actor, refreshed: false } + } + + return sequelizeTypescript.transaction(async t => { + updateInstanceWithAnother(actor, result.actor) + + if (result.avatar !== undefined) { + const avatarInfo = { + name: result.avatar.name, + fileUrl: result.avatar.fileUrl, + onDisk: false + } + + await updateActorAvatarInstance(actor, avatarInfo, t) + } + + // Force update + actor.setDataValue('updatedAt', new Date()) + await actor.save({ transaction: t }) + + if (actor.Account) { + actor.Account.name = result.name + actor.Account.description = result.summary + + await actor.Account.save({ transaction: t }) + } else if (actor.VideoChannel) { + actor.VideoChannel.name = result.name + actor.VideoChannel.description = result.summary + actor.VideoChannel.support = result.support + + await actor.VideoChannel.save({ transaction: t }) + } + + return { refreshed: true, actor } + }) + } catch (err) { + logger.warn('Cannot refresh actor %s.', actor.url, { err }) + return { actor, refreshed: false } + } +} + +export { + getOrCreateActorAndServerAndModel, + buildActorInstance, + setAsyncActorKeys, + fetchActorTotalItems, + getAvatarInfoIfExists, + updateActorInstance, + refreshActorIfNeeded, + updateActorAvatarInstance, + addFetchOutboxJob +} + +// --------------------------------------------------------------------------- + function saveActorAndServerAndModelIfNotExist ( result: FetchRemoteActorResult, - ownerActor?: ActorModel, + ownerActor?: MActorFullActor, t?: Transaction -): Bluebird | Promise { +): Bluebird | Promise { let actor = result.actor if (t !== undefined) return save(t) @@ -85,55 +350,77 @@ function saveActorAndServerAndModelIfNotExist ( const [ server ] = await ServerModel.findOrCreate(serverOptions) // Save our new account in database - actor.set('serverId', server.id) + actor.serverId = server.id + + // Avatar? + if (result.avatar) { + const avatar = await AvatarModel.create({ + filename: result.avatar.name, + fileUrl: result.avatar.fileUrl, + onDisk: false + }, { transaction: t }) + + actor.avatarId = avatar.id + } // Force the actor creation, sometimes Sequelize skips the save() when it thinks the instance already exists // (which could be false in a retried query) - const actorCreated = await ActorModel.create(actor.toJSON(), { transaction: t }) + const [ actorCreated ] = await ActorModel.findOrCreate({ + defaults: actor.toJSON(), + where: { + url: actor.url + }, + transaction: t + }) if (actorCreated.type === 'Person' || actorCreated.type === 'Application') { - const account = await saveAccount(actorCreated, result, t) - actorCreated.Account = account + actorCreated.Account = await saveAccount(actorCreated, result, t) as MAccountActorDefault actorCreated.Account.Actor = actorCreated } else if (actorCreated.type === 'Group') { // Video channel - const videoChannel = await saveVideoChannel(actorCreated, result, ownerActor, t) - actorCreated.VideoChannel = videoChannel + actorCreated.VideoChannel = await saveVideoChannel(actorCreated, result, ownerActor, t) as MChannelActorAccountDefault actorCreated.VideoChannel.Actor = actorCreated + actorCreated.VideoChannel.Account = ownerActor.Account } + actorCreated.Server = server + return actorCreated } } type FetchRemoteActorResult = { - actor: ActorModel - preferredUsername: string + actor: MActor + name: string summary: string + support?: string + playlists?: string + avatar?: { + name: string, + fileUrl: string + } attributedTo: ActivityPubAttributedTo[] } -async function fetchRemoteActor (actorUrl: string): Promise { +async function fetchRemoteActor (actorUrl: string): Promise<{ statusCode?: number, result: FetchRemoteActorResult }> { const options = { uri: actorUrl, method: 'GET', - headers: { - 'Accept': ACTIVITY_PUB.ACCEPT_HEADER - } + json: true, + activityPub: true } logger.info('Fetching remote actor %s.', actorUrl) - let requestResult - try { - requestResult = await doRequest(options) - } catch (err) { - logger.warn('Cannot fetch remote actor %s.', actorUrl, err) - return undefined + const requestResult = await doRequest(options) + const actorJSON = requestResult.body + + if (sanitizeAndCheckActorObject(actorJSON) === false) { + logger.debug('Remote actor JSON is not valid.', { actorJSON }) + return { result: undefined, statusCode: requestResult.response.statusCode } } - const actorJSON: ActivityPubActor = JSON.parse(requestResult.body) - if (isRemoteActorValid(actorJSON) === false) { - logger.debug('Remote actor JSON is not valid.', { actorJSON: actorJSON }) - return undefined + if (checkUrlsSameHost(actorJSON.id, actorUrl) !== true) { + logger.warn('Actor url %s has not the same host than its AP id %s', actorUrl, actorJSON.id) + return { result: undefined, statusCode: requestResult.response.statusCode } } const followersCount = await fetchActorTotalItems(actorJSON.followers) @@ -141,9 +428,8 @@ async function fetchRemoteActor (actorUrl: string): Promise