Implement remote runner jobs in server

Move ffmpeg functions to @shared

config/default.yaml

@@ -375,6 +375,12 @@ feeds:
     # Default number of comments displayed in feeds
     count: 20
 
+remote_runners:
+  # Consider jobs that are processed by a remote runner as stalled after this period of time without any update
+  stalled_jobs:
+    live: '30 seconds'
+    vod: '2 minutes'
+
 cache:
   previews:
     size: 500 # Max number of previews you want to cache
@@ -433,12 +439,18 @@ transcoding:
   # If a user uploads an audio file, PeerTube will create a video by merging the preview file and the audio file
   allow_audio_files: true
 
-  # Amount of threads used by ffmpeg for 1 transcoding job
+  # Enable remote runners to transcode your videos
+  # If enabled, your instance won't transcode the videos itself
+  # At least 1 remote runner must be configured to transcode your videos
+  remote_runners:
+    enabled: false
+
+  # Amount of threads used by ffmpeg for 1 local transcoding job
   threads: 1
-  # Amount of transcoding jobs to execute in parallel
+  # Amount of local transcoding jobs to execute in parallel
   concurrency: 1
 
-  # Choose the transcoding profile
+  # Choose the local transcoding profile
   # New profiles can be added by plugins
   # Available in core PeerTube: 'default'
   profile: 'default'
@@ -533,9 +545,17 @@ live:
   # Allow to transcode the live streaming in multiple live resolutions
   transcoding:
     enabled: true
+
+    # Enable remote runners to transcode your videos
+    # If enabled, your instance won't transcode the videos itself
+    # At least 1 remote runner must be configured to transcode your videos
+    remote_runners:
+      enabled: false
+
+    # Amount of threads used by ffmpeg per live when using local transcoding
     threads: 2
 
-    # Choose the transcoding profile
+    # Choose the local transcoding profile
     # New profiles can be added by plugins
     # Available in core PeerTube: 'default'
     profile: 'default'
@@ -754,7 +774,7 @@ search:
   search_index:
     enabled: false
     # URL of the search index, that should use the same search API and routes
-    # than PeerTube: https://docs.joinpeertube.org/api/rest-reference.html
+    # than PeerTube: https://docs.joinpeertube.org/api-rest-reference.html
     # You should deploy your own with https://framagit.org/framasoft/peertube/search-index,
     # and can use https://search.joinpeertube.org/ for tests, but keep in mind the latter is an unmoderated search index
     url: ''

config/production.yaml.example

@@ -373,6 +373,12 @@ feeds:
     # Default number of comments displayed in feeds
     count: 20
 
+remote_runners:
+  # Consider jobs that are processed by a remote runner as stalled after this period of time without any update
+  stalled_jobs:
+    live: '30 seconds'
+    vod: '2 minutes'
+
 ###############################################################################
 #
 # From this point, almost all following keys can be overridden by the web interface
@@ -443,12 +449,18 @@ transcoding:
   # If a user uploads an audio file, PeerTube will create a video by merging the preview file and the audio file
   allow_audio_files: true
 
-  # Amount of threads used by ffmpeg for 1 transcoding job
+  # Enable remote runners to transcode your videos
+  # If enabled, your instance won't transcode the videos itself
+  # At least 1 remote runner must be configured to transcode your videos
+  remote_runners:
+    enabled: false
+
+  # Amount of threads used by ffmpeg for 1 local transcoding job
   threads: 1
-  # Amount of transcoding jobs to execute in parallel
+  # Amount of local transcoding jobs to execute in parallel
   concurrency: 1
 
-  # Choose the transcoding profile
+  # Choose the local transcoding profile
   # New profiles can be added by plugins
   # Available in core PeerTube: 'default'
   profile: 'default'
@@ -543,9 +555,17 @@ live:
   # Allow to transcode the live streaming in multiple live resolutions
   transcoding:
     enabled: true
+
+    # Enable remote runners to transcode your videos
+    # If enabled, your instance won't transcode the videos itself
+    # At least 1 remote runner must be configured to transcode your videos
+    remote_runners:
+      enabled: false
+
+    # Amount of threads used by ffmpeg per live when using local transcoding
     threads: 2
 
-    # Choose the transcoding profile
+    # Choose the local transcoding profile
     # New profiles can be added by plugins
     # Available in core PeerTube: 'default'
     profile: 'default'
@@ -607,7 +627,7 @@ import:
       # See https://docs.joinpeertube.org/maintain/configuration#security for more information
       enabled: false
 
-  # Add ability for your users to synchronize their channels with external channels, playlists, etc.
+  # Add ability for your users to synchronize their channels with external channels, playlists, etc
   video_channel_synchronization:
     enabled: false
 
@@ -768,9 +788,9 @@ search:
     # You should deploy your own with https://framagit.org/framasoft/peertube/search-index,
     # and can use https://search.joinpeertube.org/ for tests, but keep in mind the latter is an unmoderated search index
     url: ''
-    # You can disable local search, so users only use the search index
+    # You can disable local search in the client, so users only use the search index
     disable_local_search: false
-    # If you did not disable local search, you can decide to use the search index by default
+    # If you did not disable local search in the client, you can decide to use the search index by default
     is_default_search: false
 
 # PeerTube client/interface configuration