X-Git-Url: https://git.immae.eu/?a=blobdiff_plain;f=server%2Flib%2Ffriends.js;h=4afb91b8bf23512d978ce4f3befbfde9d4054796;hb=55fa55a9be566cca2ba95322f2ae23b434aed62a;hp=e986fa00623b167b021d4e236bb08b4501c8edf6;hpb=e7ea2817c0830e88090424ca3ed0038f257f0d34;p=github%2FChocobozzz%2FPeerTube.git diff --git a/server/lib/friends.js b/server/lib/friends.js index e986fa006..4afb91b8b 100644 --- a/server/lib/friends.js +++ b/server/lib/friends.js @@ -1,42 +1,47 @@ 'use strict' -const async = require('async') -const config = require('config') +const each = require('async/each') +const eachLimit = require('async/eachLimit') +const eachSeries = require('async/eachSeries') const fs = require('fs') const request = require('request') +const waterfall = require('async/waterfall') const constants = require('../initializers/constants') +const db = require('../initializers/database') const logger = require('../helpers/logger') -const peertubeCrypto = require('../helpers/peertubeCrypto') -const Pods = require('../models/pods') -const requestsScheduler = require('../lib/requestsScheduler') const requests = require('../helpers/requests') -const videos = require('../lib/videos') -const Videos = require('../models/videos') - -const http = config.get('webserver.https') ? 'https' : 'http' -const host = config.get('webserver.host') -const port = config.get('webserver.port') - -const pods = { - addVideoToFriends: addVideoToFriends, - hasFriends: hasFriends, - getMyCertificate: getMyCertificate, - makeFriends: makeFriends, - quitFriends: quitFriends, - removeVideoToFriends: removeVideoToFriends + +const friends = { + addVideoToFriends, + updateVideoToFriends, + reportAbuseVideoToFriend, + hasFriends, + getMyCertificate, + makeFriends, + quitFriends, + removeVideoToFriends, + sendOwnedVideosToPod +} + +function addVideoToFriends (videoData) { + createRequest('add', constants.REQUEST_ENDPOINTS.VIDEOS, videoData) +} + +function updateVideoToFriends (videoData) { + createRequest('update', constants.REQUEST_ENDPOINTS.VIDEOS, videoData) } -function addVideoToFriends (video) { - // To avoid duplicates - const id = video.name + video.magnetUri - // ensure namePath is null - video.namePath = null - requestsScheduler.addRequest(id, 'add', video) +function removeVideoToFriends (videoParams) { + createRequest('remove', constants.REQUEST_ENDPOINTS.VIDEOS, videoParams) +} + +function reportAbuseVideoToFriend (reportData, video) { + createRequest('report-abuse', constants.REQUEST_ENDPOINTS.VIDEOS, reportData, [ video.Author.podId ]) } function hasFriends (callback) { - Pods.count(function (err, count) { + db.Pod.countAll(function (err, count) { if (err) return callback(err) const hasFriends = (count !== 0) @@ -45,10 +50,10 @@ function hasFriends (callback) { } function getMyCertificate (callback) { - fs.readFile(peertubeCrypto.getCertDir() + 'peertube.pub', 'utf8', callback) + fs.readFile(constants.CONFIG.STORAGE.CERT_DIR + 'peertube.pub', 'utf8', callback) } -function makeFriends (callback) { +function makeFriends (hosts, callback) { const podsScore = {} logger.info('Make friends!') @@ -58,15 +63,13 @@ function makeFriends (callback) { return callback(err) } - const urls = config.get('network.friends') - - async.each(urls, function (url, callbackEach) { - computeForeignPodsList(url, podsScore, callbackEach) + eachSeries(hosts, function (host, callbackEach) { + computeForeignPodsList(host, podsScore, callbackEach) }, function (err) { if (err) return callback(err) logger.debug('Pods scores computed.', { podsScore: podsScore }) - const podsList = computeWinningPods(urls, podsScore) + const podsList = computeWinningPods(hosts, podsScore) logger.debug('Pods that we keep.', { podsToKeep: podsList }) makeRequestsToWinningPods(cert, podsList, callback) @@ -76,57 +79,48 @@ function makeFriends (callback) { function quitFriends (callback) { // Stop pool requests - requestsScheduler.deactivate() - // Flush pool requests - requestsScheduler.forceSend() + db.Request.deactivate() + + waterfall([ + function flushRequests (callbackAsync) { + db.Request.flush(callbackAsync) + }, - async.waterfall([ function getPodsList (callbackAsync) { - return Pods.list(callbackAsync) + return db.Pod.list(callbackAsync) }, function announceIQuitMyFriends (pods, callbackAsync) { - const request = { + const requestParams = { method: 'POST', path: '/api/' + constants.API_VERSION + '/pods/remove', - sign: true, - encrypt: true, - data: { - url: 'me' // Fake data - } + sign: true } // Announce we quit them - requests.makeMultipleRetryRequest(request, pods, function (err) { - return callbackAsync(err) - }) - }, - - function removePodsFromDB (callbackAsync) { - Pods.removeAll(function (err) { - return callbackAsync(err) - }) - }, - - function listRemoteVideos (callbackAsync) { - logger.info('Broke friends, so sad :(') - - Videos.listFromRemotes(callbackAsync) - }, - - function removeTheRemoteVideos (videosList, callbackAsync) { - videos.removeRemoteVideos(videosList, function (err) { + // We don't care if the request fails + // The other pod will exclude us automatically after a while + eachLimit(pods, constants.REQUESTS_IN_PARALLEL, function (pod, callbackEach) { + requestParams.toPod = pod + requests.makeSecureRequest(requestParams, callbackEach) + }, function (err) { if (err) { - logger.error('Cannot remove remote videos.', { error: err }) - return callbackAsync(err) + logger.error('Some errors while quitting friends.', { err: err }) + // Don't stop the process } - return callbackAsync(null) + return callbackAsync(null, pods) }) + }, + + function removePodsFromDB (pods, callbackAsync) { + each(pods, function (pod, callbackEach) { + pod.destroy().asCallback(callbackEach) + }, callbackAsync) } ], function (err) { // Don't forget to re activate the scheduler, even if there was an error - requestsScheduler.activate() + db.Request.activate() if (err) return callback(err) @@ -135,122 +129,181 @@ function quitFriends (callback) { }) } -function removeVideoToFriends (video) { - // To avoid duplicates - const id = video.name + video.magnetUri - requestsScheduler.addRequest(id, 'remove', video) +function sendOwnedVideosToPod (podId) { + db.Video.listOwnedAndPopulateAuthorAndTags(function (err, videosList) { + if (err) { + logger.error('Cannot get the list of videos we own.') + return + } + + videosList.forEach(function (video) { + video.toAddRemoteJSON(function (err, remoteVideo) { + if (err) { + logger.error('Cannot convert video to remote.', { error: err }) + // Don't break the process + return + } + + createRequest('add', constants.REQUEST_ENDPOINTS.VIDEOS, remoteVideo, [ podId ]) + }) + }) + }) } // --------------------------------------------------------------------------- -module.exports = pods +module.exports = friends // --------------------------------------------------------------------------- -function computeForeignPodsList (url, podsScore, callback) { - // Let's give 1 point to the pod we ask the friends list - podsScore[url] = 1 - - getForeignPodsList(url, function (err, foreignPodsList) { +function computeForeignPodsList (host, podsScore, callback) { + getForeignPodsList(host, function (err, res) { if (err) return callback(err) - if (foreignPodsList.length === 0) return callback() + + const foreignPodsList = res.data + + // Let's give 1 point to the pod we ask the friends list + foreignPodsList.push({ host }) foreignPodsList.forEach(function (foreignPod) { - const foreignUrl = foreignPod.url + const foreignPodHost = foreignPod.host - if (podsScore[foreignUrl]) podsScore[foreignUrl]++ - else podsScore[foreignUrl] = 1 + if (podsScore[foreignPodHost]) podsScore[foreignPodHost]++ + else podsScore[foreignPodHost] = 1 }) callback() }) } -function computeWinningPods (urls, podsScore) { +function computeWinningPods (hosts, podsScore) { // Build the list of pods to add // Only add a pod if it exists in more than a half base pods const podsList = [] - const baseScore = urls.length / 2 - Object.keys(podsScore).forEach(function (pod) { - if (podsScore[pod] > baseScore) podsList.push({ url: pod }) + const baseScore = hosts.length / 2 + Object.keys(podsScore).forEach(function (podHost) { + // If the pod is not me and with a good score we add it + if (isMe(podHost) === false && podsScore[podHost] > baseScore) { + podsList.push({ host: podHost }) + } }) return podsList } -function getForeignPodsList (url, callback) { +function getForeignPodsList (host, callback) { const path = '/api/' + constants.API_VERSION + '/pods' - request.get(url + path, function (err, response, body) { + request.get(constants.REMOTE_SCHEME.HTTP + '://' + host + path, function (err, response, body) { if (err) return callback(err) - callback(null, JSON.parse(body)) + try { + const json = JSON.parse(body) + return callback(null, json) + } catch (err) { + return callback(err) + } }) } function makeRequestsToWinningPods (cert, podsList, callback) { // Stop pool requests - requestsScheduler.deactivate() + db.Request.deactivate() // Flush pool requests - requestsScheduler.forceSend() + db.Request.forceSend() + + eachLimit(podsList, constants.REQUESTS_IN_PARALLEL, function (pod, callbackEach) { + const params = { + url: constants.REMOTE_SCHEME.HTTP + '://' + pod.host + '/api/' + constants.API_VERSION + '/pods/', + method: 'POST', + json: { + host: constants.CONFIG.WEBSERVER.HOST, + publicKey: cert + } + } + + requests.makeRetryRequest(params, function (err, res, body) { + if (err) { + logger.error('Error with adding %s pod.', pod.host, { error: err }) + // Don't break the process + return callbackEach() + } - // Get the list of our videos to send to our new friends - Videos.listOwned(function (err, videosList) { + if (res.statusCode === 200) { + const podObj = db.Pod.build({ host: pod.host, publicKey: body.cert }) + podObj.save().asCallback(function (err, podCreated) { + if (err) { + logger.error('Cannot add friend %s pod.', pod.host, { error: err }) + return callbackEach() + } + + // Add our videos to the request scheduler + sendOwnedVideosToPod(podCreated.id) + + return callbackEach() + }) + } else { + logger.error('Status not 200 for %s pod.', pod.host) + return callbackEach() + } + }) + }, function endRequests () { + // Final callback, we've ended all the requests + // Now we made new friends, we can re activate the pool of requests + db.Request.activate() + + logger.debug('makeRequestsToWinningPods finished.') + return callback() + }) +} + +// Wrapper that populate "toIds" argument with all our friends if it is not specified +function createRequest (type, endpoint, data, toIds) { + if (toIds) return _createRequest(type, endpoint, data, toIds) + + // If the "toIds" pods is not specified, we send the request to all our friends + db.Pod.listAllIds(function (err, podIds) { if (err) { - logger.error('Cannot get the list of videos we own.') - return callback(err) + logger.error('Cannot get pod ids', { error: err }) + return } - const data = { - url: http + '://' + host + ':' + port, - publicKey: cert, - videos: videosList - } + return _createRequest(type, endpoint, data, podIds) + }) +} - requests.makeMultipleRetryRequest( - { method: 'POST', path: '/api/' + constants.API_VERSION + '/pods/', data: data }, - - podsList, - - // Callback called after each request - function eachRequest (err, response, body, url, pod, callbackEachRequest) { - // We add the pod if it responded correctly with its public certificate - if (!err && response.statusCode === 200) { - Pods.add({ url: pod.url, publicKey: body.cert, score: constants.FRIEND_BASE_SCORE }, function (err) { - if (err) { - logger.error('Error with adding %s pod.', pod.url, { error: err }) - return callbackEachRequest() - } - - videos.createRemoteVideos(body.videos, function (err) { - if (err) { - logger.error('Error with adding videos of pod.', pod.url, { error: err }) - return callbackEachRequest() - } - - logger.debug('Adding remote videos from %s.', pod.url, { videos: body.videos }) - return callbackEachRequest() - }) - }) - } else { - logger.error('Error with adding %s pod.', pod.url, { error: err || new Error('Status not 200') }) - return callbackEachRequest() - } - }, +function _createRequest (type, endpoint, data, toIds) { + const pods = [] - // Final callback, we've ended all the requests - function endRequests (err) { - // Now we made new friends, we can re activate the pool of requests - requestsScheduler.activate() + // If there are no destination pods abort + if (toIds.length === 0) return - if (err) { - logger.error('There was some errors when we wanted to make friends.') - return callback(err) - } + toIds.forEach(function (toPod) { + pods.push(db.Pod.build({ id: toPod })) + }) - logger.debug('makeRequestsToWinningPods finished.') - return callback(null) - } - ) + const createQuery = { + endpoint, + request: { + type: type, + data: data + } + } + + // We run in transaction to keep coherency between Request and RequestToPod tables + db.sequelize.transaction(function (t) { + const dbRequestOptions = { + transaction: t + } + + return db.Request.create(createQuery, dbRequestOptions).then(function (request) { + return request.setPods(pods, dbRequestOptions) + }) + }).asCallback(function (err) { + if (err) logger.error('Error in createRequest transaction.', { error: err }) }) } + +function isMe (host) { + return host === constants.CONFIG.WEBSERVER.HOST +}