From ae9bbed46dbc8d9870c9feb66bbada484c1c7582 Mon Sep 17 00:00:00 2001
From: Chocobozzz <me@florianbigard.com>
Date: Mon, 8 Apr 2019 11:13:49 +0200
Subject: Update P2P media loader peer version

---
 server/lib/activitypub/videos.ts | 22 +++++++++-------------
 server/lib/hls.ts                | 22 +++++++++++++++++++---
 2 files changed, 28 insertions(+), 16 deletions(-)

(limited to 'server/lib')

diff --git a/server/lib/activitypub/videos.ts b/server/lib/activitypub/videos.ts
index d935e3f90..339f8e797 100644
--- a/server/lib/activitypub/videos.ts
+++ b/server/lib/activitypub/videos.ts
@@ -290,7 +290,11 @@ async function updateVideoFromAP (options: {
       }
 
       {
-        const streamingPlaylistAttributes = streamingPlaylistActivityUrlToDBAttributes(options.video, options.videoObject)
+        const streamingPlaylistAttributes = streamingPlaylistActivityUrlToDBAttributes(
+          options.video,
+          options.videoObject,
+          options.video.VideoFiles
+        )
         const newStreamingPlaylists = streamingPlaylistAttributes.map(a => new VideoStreamingPlaylistModel(a))
 
         // Remove video files that do not exist anymore
@@ -449,9 +453,9 @@ async function createVideo (videoObject: VideoTorrentObject, channelActor: Actor
     }
 
     const videoFilePromises = videoFileAttributes.map(f => VideoFileModel.create(f, { transaction: t }))
-    await Promise.all(videoFilePromises)
+    const videoFiles = await Promise.all(videoFilePromises)
 
-    const videoStreamingPlaylists = streamingPlaylistActivityUrlToDBAttributes(videoCreated, videoObject)
+    const videoStreamingPlaylists = streamingPlaylistActivityUrlToDBAttributes(videoCreated, videoObject, videoFiles)
     const playlistPromises = videoStreamingPlaylists.map(p => VideoStreamingPlaylistModel.create(p, { transaction: t }))
     await Promise.all(playlistPromises)
 
@@ -575,20 +579,12 @@ function videoFileActivityUrlToDBAttributes (video: VideoModel, videoObject: Vid
   return attributes
 }
 
-function streamingPlaylistActivityUrlToDBAttributes (video: VideoModel, videoObject: VideoTorrentObject) {
+function streamingPlaylistActivityUrlToDBAttributes (video: VideoModel, videoObject: VideoTorrentObject, videoFiles: VideoFileModel[]) {
   const playlistUrls = videoObject.url.filter(u => isAPStreamingPlaylistUrlObject(u)) as ActivityPlaylistUrlObject[]
   if (playlistUrls.length === 0) return []
 
   const attributes: FilteredModelAttributes<VideoStreamingPlaylistModel>[] = []
   for (const playlistUrlObject of playlistUrls) {
-    const p2pMediaLoaderInfohashes = playlistUrlObject.tag
-                                                      .filter(t => t.type === 'Infohash')
-                                                      .map(t => t.name)
-    if (p2pMediaLoaderInfohashes.length === 0) {
-      logger.warn('No infohashes found in AP playlist object.', { playlistUrl: playlistUrlObject })
-      continue
-    }
-
     const segmentsSha256UrlObject = playlistUrlObject.tag
                                                      .find(t => {
                                                        return isAPPlaylistSegmentHashesUrlObject(t)
@@ -602,7 +598,7 @@ function streamingPlaylistActivityUrlToDBAttributes (video: VideoModel, videoObj
       type: VideoStreamingPlaylistType.HLS,
       playlistUrl: playlistUrlObject.href,
       segmentsSha256Url: segmentsSha256UrlObject.href,
-      p2pMediaLoaderInfohashes,
+      p2pMediaLoaderInfohashes: VideoStreamingPlaylistModel.buildP2PMediaLoaderInfoHashes(playlistUrlObject.href, videoFiles),
       videoId: video.id
     }
 
diff --git a/server/lib/hls.ts b/server/lib/hls.ts
index 74ed25183..5a7d61dee 100644
--- a/server/lib/hls.ts
+++ b/server/lib/hls.ts
@@ -1,6 +1,6 @@
 import { VideoModel } from '../models/video/video'
-import { basename, join, dirname } from 'path'
-import { CONFIG, HLS_STREAMING_PLAYLIST_DIRECTORY } from '../initializers'
+import { basename, dirname, join } from 'path'
+import { CONFIG, HLS_STREAMING_PLAYLIST_DIRECTORY, sequelizeTypescript } from '../initializers'
 import { close, ensureDir, move, open, outputJSON, pathExists, read, readFile, remove, writeFile } from 'fs-extra'
 import { getVideoFileSize } from '../helpers/ffmpeg-utils'
 import { sha256 } from '../helpers/core-utils'
@@ -9,6 +9,21 @@ import { logger } from '../helpers/logger'
 import { doRequest, doRequestAndSaveToFile } from '../helpers/requests'
 import { generateRandomString } from '../helpers/utils'
 import { flatten, uniq } from 'lodash'
+import { VideoFileModel } from '../models/video/video-file'
+
+async function updateStreamingPlaylistsInfohashesIfNeeded () {
+  const playlistsToUpdate = await VideoStreamingPlaylistModel.listByIncorrectPeerVersion()
+
+  // Use separate SQL queries, because we could have many videos to update
+  for (const playlist of playlistsToUpdate) {
+    await sequelizeTypescript.transaction(async t => {
+      const videoFiles = await VideoFileModel.listByStreamingPlaylist(playlist.id, t)
+
+      playlist.p2pMediaLoaderInfohashes = await VideoStreamingPlaylistModel.buildP2PMediaLoaderInfoHashes(playlist.playlistUrl, videoFiles)
+      await playlist.save({ transaction: t })
+    })
+  }
+}
 
 async function updateMasterHLSPlaylist (video: VideoModel) {
   const directory = join(HLS_STREAMING_PLAYLIST_DIRECTORY, video.uuid)
@@ -159,7 +174,8 @@ function downloadPlaylistSegments (playlistUrl: string, destinationDir: string,
 export {
   updateMasterHLSPlaylist,
   updateSha256Segments,
-  downloadPlaylistSegments
+  downloadPlaylistSegments,
+  updateStreamingPlaylistsInfohashesIfNeeded
 }
 
 // ---------------------------------------------------------------------------
-- 
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