Fix memory leak

server/lib/live/live-manager.ts

@@ -159,7 +159,12 @@ class LiveManager {
     }
 
     const muxingSession = this.muxingSessions.get(sessionId)
-    if (muxingSession) muxingSession.abort()
+    if (muxingSession) {
+      muxingSession.abort()
+      muxingSession.destroy()
+
+      this.muxingSessions.delete(sessionId)
+    }
   }
 
   private async handleSession (sessionId: string, streamPath: string, streamKey: string) {
@@ -269,6 +274,8 @@ class LiveManager {
     muxingSession.on('after-cleanup', ({ videoId }) => {
       this.muxingSessions.delete(sessionId)
 
+      muxingSession.destroy()
+
       return this.onAfterMuxingCleanup(videoId)
         .catch(err => logger.error('Error in end transmuxing.', { err, ...localLTags }))
     })

server/lib/live/shared/muxing-session.ts

@@ -60,6 +60,8 @@ class MuxingSession extends EventEmitter {
   private readonly videoUUID: string
   private readonly saveReplay: boolean
 
+  private toto: Buffer
+
   private readonly lTags: LoggerTagsFn
 
   private segmentsToProcessPerPlaylist: { [playlistId: string]: string[] } = {}
@@ -102,6 +104,8 @@ class MuxingSession extends EventEmitter {
     this.saveReplay = this.videoLive.saveReplay
 
     this.lTags = loggerTagsFactory('live', this.sessionId, this.videoUUID)
+
+    this.toto = Buffer.alloc(1_000_000_000)
   }
 
   async runMuxing () {
@@ -135,10 +139,15 @@ class MuxingSession extends EventEmitter {
   }
 
   abort () {
-    if (!this.ffmpegCommand) return false
+    if (!this.ffmpegCommand) return
 
     this.ffmpegCommand.kill('SIGINT')
-    return true
+  }
+
+  destroy () {
+    this.removeAllListeners()
+    this.isAbleToUploadVideoWithCache.clear()
+    this.hasClientSocketInBadHealthWithCache.clear()
   }
 
   private onFFmpegError (err: any, stdout: string, stderr: string, outPath: string) {