allow ffmpeg reports on windows (#547)

* enable troubleshooting reports on windows

* update changelog

* tweak changelog

CHANGELOG.md

@@ -5,7 +5,8 @@ The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/).
 
 ## [Unreleased]
 ### Fixed
-- Fix other video and song scanners to include videos contained directly in top-level folders that are added to a library 
+- Fix other video and song scanners to include videos contained directly in top-level folders that are added to a library
+- Allow saving ffmpeg troubleshooting reports on Windows
 
 ## [0.3.3-alpha] - 2021-12-12
 ### Fixed

ErsatzTV.Application/FFmpegProfiles/Commands/UpdateFFmpegSettingsHandler.cs

@@ -1,13 +1,11 @@
 using System.Diagnostics;
 using System.IO;
-using System.Runtime.InteropServices;
 using System.Threading;
 using System.Threading.Tasks;
 using ErsatzTV.Core;
 using ErsatzTV.Core.Domain;
 using ErsatzTV.Core.Interfaces.Metadata;
 using ErsatzTV.Core.Interfaces.Repositories;
-using ErsatzTV.Core.Interfaces.Runtime;
 using LanguageExt;
 
 namespace ErsatzTV.Application.FFmpegProfiles.Commands
@@ -16,16 +14,13 @@ namespace ErsatzTV.Application.FFmpegProfiles.Commands
     {
         private readonly IConfigElementRepository _configElementRepository;
         private readonly ILocalFileSystem _localFileSystem;
-        private readonly IRuntimeInfo _runtimeInfo;
 
         public UpdateFFmpegSettingsHandler(
             IConfigElementRepository configElementRepository,
-            ILocalFileSystem localFileSystem,
-            IRuntimeInfo runtimeInfo)
+            ILocalFileSystem localFileSystem)
         {
             _configElementRepository = configElementRepository;
             _localFileSystem = localFileSystem;
-            _runtimeInfo = runtimeInfo;
         }
 
         public Task<Either<BaseError, Unit>> Handle(
@@ -36,8 +31,8 @@ namespace ErsatzTV.Application.FFmpegProfiles.Commands
                 .Bind(v => v.ToEitherAsync());
 
         private async Task<Validation<BaseError, Unit>> Validate(UpdateFFmpegSettings request) =>
-            (await FFmpegMustExist(request), await FFprobeMustExist(request), ReportsAreNotSupportedOnWindows(request))
-            .Apply((_, _, _) => Unit.Default);
+            (await FFmpegMustExist(request), await FFprobeMustExist(request))
+            .Apply((_, _) => Unit.Default);
 
         private Task<Validation<BaseError, Unit>> FFmpegMustExist(UpdateFFmpegSettings request) =>
             ValidateToolPath(request.Settings.FFmpegPath, "ffmpeg");
@@ -45,16 +40,6 @@ namespace ErsatzTV.Application.FFmpegProfiles.Commands
         private Task<Validation<BaseError, Unit>> FFprobeMustExist(UpdateFFmpegSettings request) =>
             ValidateToolPath(request.Settings.FFprobePath, "ffprobe");
 
-        private Validation<BaseError, Unit> ReportsAreNotSupportedOnWindows(UpdateFFmpegSettings request)
-        {
-            if (request.Settings.SaveReports && _runtimeInfo.IsOSPlatform(OSPlatform.Windows))
-            {
-                return BaseError.New("FFmpeg reports are not supported on Windows");
-            }
-
-            return Unit.Default;
-        }
-
         private async Task<Validation<BaseError, Unit>> ValidateToolPath(string path, string name)
         {
             if (!_localFileSystem.FileExists(path))

ErsatzTV.Application/Streaming/Queries/GetConcatProcessByChannelNumberHandler.cs

@@ -1,11 +1,9 @@
 using System;
 using System.Diagnostics;
-using System.Runtime.InteropServices;
 using System.Threading.Tasks;
 using ErsatzTV.Core;
 using ErsatzTV.Core.Domain;
 using ErsatzTV.Core.Interfaces.FFmpeg;
-using ErsatzTV.Core.Interfaces.Runtime;
 using ErsatzTV.Infrastructure.Data;
 using ErsatzTV.Infrastructure.Extensions;
 using LanguageExt;
@@ -16,16 +14,13 @@ namespace ErsatzTV.Application.Streaming.Queries
     public class GetConcatProcessByChannelNumberHandler : FFmpegProcessHandler<GetConcatProcessByChannelNumber>
     {
         private readonly IFFmpegProcessService _ffmpegProcessService;
-        private readonly IRuntimeInfo _runtimeInfo;
 
         public GetConcatProcessByChannelNumberHandler(
             IDbContextFactory<TvContext> dbContextFactory,
-            IFFmpegProcessService ffmpegProcessService,
-            IRuntimeInfo runtimeInfo)
+            IFFmpegProcessService ffmpegProcessService)
             : base(dbContextFactory)
         {
             _ffmpegProcessService = ffmpegProcessService;
-            _runtimeInfo = runtimeInfo;
         }
 
         protected override async Task<Either<BaseError, PlayoutItemProcessModel>> GetProcess(
@@ -34,7 +29,7 @@ namespace ErsatzTV.Application.Streaming.Queries
             Channel channel,
             string ffmpegPath)
         {
-            bool saveReports = !_runtimeInfo.IsOSPlatform(OSPlatform.Windows) && await dbContext.ConfigElements
+            bool saveReports = await dbContext.ConfigElements
                 .GetValue<bool>(ConfigElementKey.FFmpegSaveReports)
                 .Map(result => result.IfNone(false));
 

ErsatzTV.Application/Streaming/Queries/GetPlayoutItemProcessByChannelNumberHandler.cs

@@ -2,7 +2,6 @@
 using System.Collections.Generic;
 using System.Diagnostics;
 using System.Linq;
-using System.Runtime.InteropServices;
 using System.Threading.Tasks;
 using ErsatzTV.Core;
 using ErsatzTV.Core.Domain;
@@ -15,7 +14,6 @@ using ErsatzTV.Core.Interfaces.Jellyfin;
 using ErsatzTV.Core.Interfaces.Metadata;
 using ErsatzTV.Core.Interfaces.Plex;
 using ErsatzTV.Core.Interfaces.Repositories;
-using ErsatzTV.Core.Interfaces.Runtime;
 using ErsatzTV.Core.Scheduling;
 using ErsatzTV.Infrastructure.Data;
 using ErsatzTV.Infrastructure.Extensions;
@@ -36,7 +34,6 @@ namespace ErsatzTV.Application.Streaming.Queries
         private readonly IJellyfinPathReplacementService _jellyfinPathReplacementService;
         private readonly ILocalFileSystem _localFileSystem;
         private readonly IPlexPathReplacementService _plexPathReplacementService;
-        private readonly IRuntimeInfo _runtimeInfo;
         private readonly ISongVideoGenerator _songVideoGenerator;
 
         public GetPlayoutItemProcessByChannelNumberHandler(
@@ -49,7 +46,6 @@ namespace ErsatzTV.Application.Streaming.Queries
             IMediaCollectionRepository mediaCollectionRepository,
             ITelevisionRepository televisionRepository,
             IArtistRepository artistRepository,
-            IRuntimeInfo runtimeInfo,
             ISongVideoGenerator songVideoGenerator)
             : base(dbContextFactory)
         {
@@ -61,7 +57,6 @@ namespace ErsatzTV.Application.Streaming.Queries
             _mediaCollectionRepository = mediaCollectionRepository;
             _televisionRepository = televisionRepository;
             _artistRepository = artistRepository;
-            _runtimeInfo = runtimeInfo;
             _songVideoGenerator = songVideoGenerator;
         }
 
@@ -142,7 +137,7 @@ namespace ErsatzTV.Application.Streaming.Queries
                             ffmpegPath);
                     }
 
-                    bool saveReports = !_runtimeInfo.IsOSPlatform(OSPlatform.Windows) && await dbContext.ConfigElements
+                    bool saveReports = await dbContext.ConfigElements
                         .GetValue<bool>(ConfigElementKey.FFmpegSaveReports)
                         .Map(result => result.IfNone(false));
 

ErsatzTV.Core/FFmpeg/FFmpegProcessBuilder.cs

@@ -22,6 +22,7 @@ using System;
 using System.Collections.Generic;
 using System.Diagnostics;
 using System.IO;
+using System.Runtime.InteropServices;
 using System.Text;
 using ErsatzTV.Core.Domain;
 using ErsatzTV.Core.Interfaces.FFmpeg;
@@ -641,6 +642,17 @@ namespace ErsatzTV.Core.FFmpeg
                 string fileName = _isConcat
                     ? Path.Combine(FileSystemLayout.FFmpegReportsFolder, "ffmpeg-%t-concat.log")
                     : Path.Combine(FileSystemLayout.FFmpegReportsFolder, "ffmpeg-%t-transcode.log");
+
+                // rework filename in a format that works on windows
+                if (RuntimeInformation.IsOSPlatform(OSPlatform.Windows))
+                {
+                    // \ is escape, so use / for directory separators
+                    fileName = fileName.Replace(@"\", @"/");
+                    
+                    // colon after drive letter needs to be escaped
+                    fileName = fileName.Replace(@":/", @"\:/");
+                }
+                
                 startInfo.EnvironmentVariables.Add("FFREPORT", $"file={fileName}:level=32");
             }
 

ErsatzTV/Services/RunOnce/PlatformSettingsService.cs

@@ -2,9 +2,7 @@
 using System.Runtime.InteropServices;
 using System.Threading;
 using System.Threading.Tasks;
-using ErsatzTV.Core.Domain;
 using ErsatzTV.Core.Interfaces.Metadata;
-using ErsatzTV.Core.Interfaces.Repositories;
 using ErsatzTV.Core.Interfaces.Runtime;
 using ErsatzTV.Infrastructure.Data;
 using Microsoft.Extensions.Caching.Memory;
@@ -33,13 +31,6 @@ namespace ErsatzTV.Services.RunOnce
             await using TvContext dbContext = scope.ServiceProvider.GetRequiredService<TvContext>();
 
             IRuntimeInfo runtimeInfo = scope.ServiceProvider.GetRequiredService<IRuntimeInfo>();
-            if (runtimeInfo != null && runtimeInfo.IsOSPlatform(OSPlatform.Windows))
-            {
-                _logger.LogInformation("Disabling ffmpeg reports on Windows platform");
-                IConfigElementRepository repo = scope.ServiceProvider.GetRequiredService<IConfigElementRepository>();
-                await repo.Upsert(ConfigElementKey.FFmpegSaveReports, false);
-            }
-
             if (runtimeInfo != null && runtimeInfo.IsOSPlatform(OSPlatform.Linux) &&
                 System.IO.Directory.Exists("/dev/dri"))
             {