Notify user if files too large

.infrastructure/silencer-bot.service

@@ -13,9 +13,13 @@ After=network.target
 Type=simple
 # Command with arguments to invoke when the unit is activated.
 ExecStart=/opt/apps/Keroosha.SilncerBot/app/Keroosha.SilencerBot
+WorkingDirectory=/opt/apps/Keroosha.SilncerBot/app
 # Configures under what conditions the unit will be restarted.
-Restart=on-failure
+User=apps
+Restart=always
 CPUQuota=15%
+KillSignal=SIGINT
+Environment=SILENCER_BOT_CONFIG_PATH=/opt/apps/Keroosha.SilncerBot/config/config.json
 
 [Install]
 # A list of units who when activated will try and activate this unit

Keroosha.SilencerBot/Processing.fs

@@ -121,6 +121,19 @@ let processUploading (job: UserJob, botConfig: Funogram.Types.BotConfig, config:
   async {
     let ctx = getContext job
     let instrumentalPath, vocalsPath = getArtifactsPath ctx
+   
+    let sizeCheck = [
+      FileInfo(instrumentalPath)
+      FileInfo(vocalsPath) ]
+                    |> List.map (fun x -> Math.Floor(double(x.Length) / double(Math.Pow(1024, 2))))
+                    |> List.fold (fun acc x -> acc && x < double(50)) true
+                    
+    match sizeCheck with
+    | false ->
+      do! TgClient.makeRequestAsync botConfig <| Api.sendMessage ctx.chatId "Не могу загрузить результаты - они весят больше 50мб"
+          |> Async.Ignore
+      return { job with State = JobState.CleanUp }
+    | true ->
       use fInstrumental = File.OpenRead instrumentalPath
       use fVocals = File.OpenRead vocalsPath