2 files changed, 40 insertions, 6 deletions

diff --git a/server/lib/live/live-manager.ts b/server/lib/live/live-manager.ts
index e04ae9fef..0f14a6851 100644
--- a/server/lib/live/live-manager.ts
+++ b/server/lib/live/live-manager.ts
@@ -28,7 +28,7 @@ import { generateHLSMasterPlaylistFilename, generateHlsSha256SegmentsFilename, g
 import { PeerTubeSocket } from '../peertube-socket'
 import { LiveQuotaStore } from './live-quota-store'
 import { LiveSegmentShaStore } from './live-segment-sha-store'
-import { cleanupLive } from './live-utils'
+import { cleanupPermanentLive } from './live-utils'
 import { MuxingSession } from './shared'
 
 const NodeRtmpSession = require('node-media-server/src/node_rtmp_session')
@@ -224,7 +224,9 @@ class LiveManager {
 
     const oldStreamingPlaylist = await VideoStreamingPlaylistModel.loadHLSPlaylistByVideo(video.id)
     if (oldStreamingPlaylist) {
-      await cleanupLive(video, oldStreamingPlaylist)
+      if (!videoLive.permanentLive) throw new Error('Found previous session in a non permanent live: ' + video.uuid)
+
+      await cleanupPermanentLive(video, oldStreamingPlaylist)
     }
 
     this.videoSessions.set(video.id, sessionId)
diff --git a/server/lib/live/live-utils.ts b/server/lib/live/live-utils.ts
index 46c7fd2f8..6365e23db 100644
--- a/server/lib/live/live-utils.ts
+++ b/server/lib/live/live-utils.ts
@@ -1,5 +1,6 @@
-import { remove } from 'fs-extra'
-import { basename } from 'path'
+import { pathExists, readdir, remove } from 'fs-extra'
+import { basename, join } from 'path'
+import { logger } from '@server/helpers/logger'
 import { MStreamingPlaylist, MVideo } from '@server/types/models'
 import { getLiveDirectory } from '../paths'
 
@@ -9,7 +10,15 @@ function buildConcatenatedName (segmentOrPlaylistPath: string) {
   return 'concat-' + num[1] + '.ts'
 }
 
-async function cleanupLive (video: MVideo, streamingPlaylist?: MStreamingPlaylist) {
+async function cleanupPermanentLive (video: MVideo, streamingPlaylist?: MStreamingPlaylist) {
+  const hlsDirectory = getLiveDirectory(video)
+
+  await cleanupTMPLiveFiles(hlsDirectory)
+
+  if (streamingPlaylist) await streamingPlaylist.destroy()
+}
+
+async function cleanupNormalLive (video: MVideo, streamingPlaylist?: MStreamingPlaylist) {
   const hlsDirectory = getLiveDirectory(video)
 
   await remove(hlsDirectory)
@@ -17,7 +26,30 @@ async function cleanupLive (video: MVideo, streamingPlaylist?: MStreamingPlaylis
   if (streamingPlaylist) await streamingPlaylist.destroy()
 }
 
+async function cleanupTMPLiveFiles (hlsDirectory: string) {
+  if (!await pathExists(hlsDirectory)) return
+
+  const files = await readdir(hlsDirectory)
+
+  for (const filename of files) {
+    if (
+      filename.endsWith('.ts') ||
+      filename.endsWith('.m3u8') ||
+      filename.endsWith('.mpd') ||
+      filename.endsWith('.m4s') ||
+      filename.endsWith('.tmp')
+    ) {
+      const p = join(hlsDirectory, filename)
+
+      remove(p)
+        .catch(err => logger.error('Cannot remove %s.', p, { err }))
+    }
+  }
+}
+
 export {
-  cleanupLive,
+  cleanupPermanentLive,
+  cleanupNormalLive,
+  cleanupTMPLiveFiles,
   buildConcatenatedName
 }