Cleanup dual target and mono code

Fixes #1893
Fixes #1808

frontend/src/System/Status/About/About.js

@@ -20,7 +20,6 @@ class About extends Component {
       packageVersion,
       packageAuthor,
       isNetCore,
-      isMono,
       isDocker,
       runtimeVersion,
       migrationVersion,
@@ -50,14 +49,6 @@ class About extends Component {
               />
           }
 
-          {
-            isMono &&
-              <DescriptionListItem
-                title={translate('MonoVersion')}
-                data={runtimeVersion}
-              />
-          }
-
           {
             isNetCore &&
               <DescriptionListItem
@@ -121,7 +112,6 @@ About.propTypes = {
   packageVersion: PropTypes.string,
   packageAuthor: PropTypes.string,
   isNetCore: PropTypes.bool.isRequired,
-  isMono: PropTypes.bool.isRequired,
   runtimeVersion: PropTypes.string.isRequired,
   isDocker: PropTypes.bool.isRequired,
   migrationVersion: PropTypes.number.isRequired,

src/NzbDrone.Common.Test/DiskTests/DiskTransferServiceFixture.cs

@@ -437,24 +437,6 @@ namespace NzbDrone.Common.Test.DiskTests
             Assert.Throws<IOException>(() => Subject.TransferFolder(source.FullName, destination.FullName, TransferMode.Copy));
         }
 
-        [Test]
-        public void CopyFolder_should_not_copy_casesensitive_folder()
-        {
-            MonoOnly();
-
-            WithRealDiskProvider();
-
-            var original = GetFilledTempFolder();
-            var root = new DirectoryInfo(GetTempFilePath());
-            var source = new DirectoryInfo(root.FullName + "A/series");
-            var destination = new DirectoryInfo(root.FullName + "A/Series");
-
-            Subject.TransferFolder(original.FullName, source.FullName, TransferMode.Copy);
-
-            // Note: Although technically possible top copy to different case, we're not allowing it
-            Assert.Throws<IOException>(() => Subject.TransferFolder(source.FullName, destination.FullName, TransferMode.Copy));
-        }
-
         [Test]
         public void CopyFolder_should_ignore_nfs_temp_file()
         {
@@ -540,26 +522,6 @@ namespace NzbDrone.Common.Test.DiskTests
             source.FullName.GetActualCasing().Should().Be(destination.FullName);
         }
 
-        [Test]
-        public void MoveFolder_should_rename_casesensitive_folder()
-        {
-            MonoOnly();
-
-            WithRealDiskProvider();
-
-            var original = GetFilledTempFolder();
-            var root = new DirectoryInfo(GetTempFilePath());
-            var source = new DirectoryInfo(root.FullName + "A/series");
-            var destination = new DirectoryInfo(root.FullName + "A/Series");
-
-            Subject.TransferFolder(original.FullName, source.FullName, TransferMode.Copy);
-
-            Subject.TransferFolder(source.FullName, destination.FullName, TransferMode.Move);
-
-            Directory.Exists(source.FullName).Should().Be(false);
-            Directory.Exists(destination.FullName).Should().Be(true);
-        }
-
         [Test]
         public void should_throw_if_destination_is_readonly()
         {

src/NzbDrone.Common.Test/Http/HttpClientFixture.cs

@@ -307,11 +307,6 @@ namespace NzbDrone.Common.Test.Http
         [Test]
         public void should_follow_redirects_to_https()
         {
-            if (typeof(TDispatcher) == typeof(ManagedHttpDispatcher) && PlatformInfo.IsMono)
-            {
-                Assert.Ignore("Will fail on tls1.2 via managed dispatcher, ignore.");
-            }
-
             var request = new HttpRequestBuilder($"https://{_httpBinHost}/redirect-to")
                 .AddQueryParam("url", $"https://readarr.com/")
                 .Build();

src/NzbDrone.Common.Test/PathExtensionFixture.cs

@@ -279,7 +279,7 @@ namespace NzbDrone.Common.Test
         [Test]
         public void GetUpdateClientExePath()
         {
-            GetIAppDirectoryInfo().GetUpdateClientExePath(PlatformType.DotNet).Should().BeEquivalentTo(@"C:\Temp\readarr_update\Readarr.Update.exe".AsOsAgnostic());
+            GetIAppDirectoryInfo().GetUpdateClientExePath().Should().BeEquivalentTo(@"C:\Temp\readarr_update\Readarr.Update".AsOsAgnostic().ProcessNameToExe());
         }
 
         [Test]

src/NzbDrone.Common.Test/ProcessProviderFixture.cs

@@ -1,4 +1,4 @@
-using System;
+using System;
 using System.ComponentModel;
 using System.Diagnostics;
 using System.IO;
@@ -171,7 +171,7 @@ namespace NzbDrone.Common.Test
             var processStarted = new ManualResetEventSlim();
 
             string suffix;
-            if (OsInfo.IsWindows || PlatformInfo.IsMono)
+            if (OsInfo.IsWindows)
             {
                 suffix = ".exe";
             }

src/NzbDrone.Common/EnvironmentInfo/PlatformInfo.cs

@@ -1,17 +1,7 @@
-using System;
+using System;
-using System.Reflection;
-using System.Text.RegularExpressions;
-using Microsoft.Win32;
 
 namespace NzbDrone.Common.EnvironmentInfo
 {
-    public enum PlatformType
-    {
-        DotNet = 0,
-        Mono = 1,
-        NetCore = 2
-    }
-
     public interface IPlatformInfo
     {
         Version Version { get; }
@@ -19,38 +9,18 @@ namespace NzbDrone.Common.EnvironmentInfo
 
     public class PlatformInfo : IPlatformInfo
     {
-        private static readonly Regex MonoVersionRegex = new Regex(@"(?<=\W|^)(?<version>\d+\.\d+(\.\d+)?(\.\d+)?)(?=\W)", RegexOptions.Compiled | RegexOptions.IgnoreCase);
-
-        private static PlatformType _platform;
         private static Version _version;
 
         static PlatformInfo()
         {
-            _platform = PlatformType.NetCore;
             _version = Environment.Version;
         }
 
-        public static PlatformType Platform => _platform;
-        public static bool IsMono => Platform == PlatformType.Mono;
-        public static bool IsDotNet => Platform == PlatformType.DotNet;
-        public static bool IsNetCore => Platform == PlatformType.NetCore;
-
         public static string PlatformName
         {
             get
             {
-                if (IsDotNet)
+                return ".NET";
-                {
-                    return ".NET";
-                }
-                else if (IsMono)
-                {
-                    return "Mono";
-                }
-                else
-                {
-                    return ".NET Core";
-                }
             }
         }
 
@@ -60,107 +30,5 @@ namespace NzbDrone.Common.EnvironmentInfo
         {
             return _version;
         }
-
-        private static Version GetMonoVersion()
-        {
-            try
-            {
-                var type = Type.GetType("Mono.Runtime");
-
-                if (type != null)
-                {
-                    var displayNameMethod = type.GetMethod("GetDisplayName", BindingFlags.NonPublic | BindingFlags.Static);
-                    if (displayNameMethod != null)
-                    {
-                        var displayName = displayNameMethod.Invoke(null, null).ToString();
-                        var versionMatch = MonoVersionRegex.Match(displayName);
-
-                        if (versionMatch.Success)
-                        {
-                            return new Version(versionMatch.Groups["version"].Value);
-                        }
-                    }
-                }
-            }
-            catch (Exception ex)
-            {
-                Console.WriteLine("Couldnt get Mono version: " + ex.ToString());
-            }
-
-            return new Version();
-        }
-
-        private static Version GetDotNetVersion()
-        {
-            try
-            {
-                const string subkey = @"SOFTWARE\Microsoft\NET Framework Setup\NDP\v4\Full\";
-                using (var ndpKey = RegistryKey.OpenBaseKey(RegistryHive.LocalMachine, RegistryView.Registry32).OpenSubKey(subkey))
-                {
-                    if (ndpKey == null)
-                    {
-                        return new Version(4, 0);
-                    }
-
-                    var releaseKey = (int)ndpKey.GetValue("Release");
-
-                    if (releaseKey >= 528040)
-                    {
-                        return new Version(4, 8, 0);
-                    }
-
-                    if (releaseKey >= 461808)
-                    {
-                        return new Version(4, 7, 2);
-                    }
-
-                    if (releaseKey >= 461308)
-                    {
-                        return new Version(4, 7, 1);
-                    }
-
-                    if (releaseKey >= 460798)
-                    {
-                        return new Version(4, 7);
-                    }
-
-                    if (releaseKey >= 394802)
-                    {
-                        return new Version(4, 6, 2);
-                    }
-
-                    if (releaseKey >= 394254)
-                    {
-                        return new Version(4, 6, 1);
-                    }
-
-                    if (releaseKey >= 393295)
-                    {
-                        return new Version(4, 6);
-                    }
-
-                    if (releaseKey >= 379893)
-                    {
-                        return new Version(4, 5, 2);
-                    }
-
-                    if (releaseKey >= 378675)
-                    {
-                        return new Version(4, 5, 1);
-                    }
-
-                    if (releaseKey >= 378389)
-                    {
-                        return new Version(4, 5);
-                    }
-                }
-            }
-            catch (Exception ex)
-            {
-                Console.WriteLine("Couldnt get .NET framework version: " + ex.ToString());
-            }
-
-            return new Version(4, 0);
-        }
     }
 }

src/NzbDrone.Common/Extensions/PathExtensions.cs

@@ -240,9 +240,9 @@ namespace NzbDrone.Common.Extensions
             return null;
         }
 
-        public static string ProcessNameToExe(this string processName, PlatformType runtime)
+        public static string ProcessNameToExe(this string processName)
         {
-            if (OsInfo.IsWindows || runtime != PlatformType.NetCore)
+            if (OsInfo.IsWindows)
             {
                 processName += ".exe";
             }
@@ -250,11 +250,6 @@ namespace NzbDrone.Common.Extensions
             return processName;
         }
 
-        public static string ProcessNameToExe(this string processName)
-        {
-            return processName.ProcessNameToExe(PlatformInfo.Platform);
-        }
-
         public static string GetLongestCommonPath(this List<string> paths)
         {
             var firstPath = paths.First();
@@ -347,9 +342,9 @@ namespace NzbDrone.Common.Extensions
             return Path.Combine(GetUpdatePackageFolder(appFolderInfo), UPDATE_CLIENT_FOLDER_NAME);
         }
 
-        public static string GetUpdateClientExePath(this IAppFolderInfo appFolderInfo, PlatformType runtime)
+        public static string GetUpdateClientExePath(this IAppFolderInfo appFolderInfo)
         {
-            return Path.Combine(GetUpdateSandboxFolder(appFolderInfo), UPDATE_CLIENT_EXE_NAME).ProcessNameToExe(runtime);
+            return Path.Combine(GetUpdateSandboxFolder(appFolderInfo), UPDATE_CLIENT_EXE_NAME).ProcessNameToExe();
         }
 
         public static string GetDatabase(this IAppFolderInfo appFolderInfo)

src/NzbDrone.Common/Instrumentation/GlobalExceptionHandlers.cs

@@ -38,16 +38,6 @@ namespace NzbDrone.Common.Instrumentation
                 return;
             }
 
-            if (PlatformInfo.IsMono)
-            {
-                if ((exception is TypeInitializationException && exception.InnerException is DllNotFoundException) ||
-                    exception is DllNotFoundException)
-                {
-                    Logger.Debug(exception, "Minor Fail: " + exception.Message);
-                    return;
-                }
-            }
-
             Console.WriteLine("EPIC FAIL: {0}", exception);
             Logger.Fatal(exception, "EPIC FAIL.");
         }

src/NzbDrone.Common/Instrumentation/Sentry/SentryTarget.cs

@@ -109,13 +109,6 @@ namespace NzbDrone.Common.Instrumentation.Sentry
                                       o.Debug = false;
                                       o.DiagnosticLevel = SentryLevel.Debug;
                                       o.Release = BuildInfo.Release;
-                                      if (PlatformInfo.IsMono)
-                                      {
-                                          // Mono 6.0 broke GzipStream.WriteAsync
-                                          // TODO: Check specific version
-                                          o.RequestBodyCompressionLevel = System.IO.Compression.CompressionLevel.NoCompression;
-                                      }
-
                                       o.BeforeSend = x => SentryCleanser.CleanseEvent(x);
                                       o.BeforeBreadcrumb = x => SentryCleanser.CleanseBreadcrumb(x);
                                       o.Environment = BuildInfo.Branch;
@@ -158,14 +151,6 @@ namespace NzbDrone.Common.Instrumentation.Sentry
             SentrySdk.ConfigureScope(scope =>
             {
                 scope.SetTag("is_docker", $"{osInfo.IsDocker}");
-
-                if (osInfo.Name != null && PlatformInfo.IsMono)
-                {
-                    // Sentry auto-detection of non-Windows platforms isn't that accurate on certain devices.
-                    scope.Contexts.OperatingSystem.Name = osInfo.Name.FirstCharToUpper();
-                    scope.Contexts.OperatingSystem.RawDescription = osInfo.FullName;
-                    scope.Contexts.OperatingSystem.Version = osInfo.Version.ToString();
-                }
             });
         }
 

src/NzbDrone.Common/Processes/ProcessProvider.cs

@@ -377,11 +377,6 @@ namespace NzbDrone.Common.Processes
 
         private (string Path, string Args) GetPathAndArgs(string path, string args)
         {
-            if (PlatformInfo.IsMono && path.EndsWith(".exe", StringComparison.InvariantCultureIgnoreCase))
-            {
-                return ("mono", $"--debug {path} {args}");
-            }
-
             if (OsInfo.IsWindows && path.EndsWith(".bat", StringComparison.InvariantCultureIgnoreCase))
             {
                 return ("cmd.exe", $"/c {path} {args}");

src/NzbDrone.Core.Test/MediaCoverTests/ImageResizerFixture.cs

@@ -16,11 +16,6 @@ namespace NzbDrone.Core.Test.MediaCoverTests
         [SetUp]
         public void SetUp()
         {
-            if (PlatformInfo.IsMono && PlatformInfo.GetVersion() < new Version(5, 8))
-            {
-                Assert.Inconclusive("Not supported on Mono < 5.8");
-            }
-
             Mocker.GetMock<IDiskProvider>()
                   .Setup(v => v.FileExists(It.IsAny<string>()))
                   .Returns<string>(s => File.Exists(s));

src/NzbDrone.Core.Test/UpdateTests/UpdateServiceFixture.cs

@@ -69,7 +69,7 @@ namespace NzbDrone.Core.Test.UpdateTests
                   .Returns(true);
 
             Mocker.GetMock<IDiskProvider>()
-                  .Setup(v => v.FileExists(It.Is<string>(s => s.EndsWith("Readarr.Update.exe"))))
+                  .Setup(v => v.FileExists(It.Is<string>(s => s.EndsWith("Readarr.Update".ProcessNameToExe()))))
                   .Returns(true);
 
             _sandboxFolder = Mocker.GetMock<IAppFolderInfo>().Object.GetUpdateSandboxFolder();
@@ -165,7 +165,7 @@ namespace NzbDrone.Core.Test.UpdateTests
         public void should_return_with_warning_if_updater_doesnt_exists()
         {
             Mocker.GetMock<IDiskProvider>()
-                  .Setup(v => v.FileExists(It.Is<string>(s => s.EndsWith("Readarr.Update.exe"))))
+                  .Setup(v => v.FileExists(It.Is<string>(s => s.EndsWith("Readarr.Update".ProcessNameToExe()))))
                   .Returns(false);
 
             Subject.Execute(new ApplicationUpdateCommand());

src/NzbDrone.Core/HealthCheck/ServerSideNotificationService.cs

@@ -52,7 +52,7 @@ namespace NzbDrone.Core.HealthCheck
                                       .AddQueryParam("version", BuildInfo.Version)
                                       .AddQueryParam("os", OsInfo.Os.ToString().ToLowerInvariant())
                                       .AddQueryParam("arch", RuntimeInformation.OSArchitecture)
-                                      .AddQueryParam("runtime", PlatformInfo.Platform.ToString().ToLowerInvariant())
+                                      .AddQueryParam("runtime", "netcore")
                                       .AddQueryParam("branch", _configFileProvider.Branch)
                                       .Build();
             try

src/NzbDrone.Core/MediaCover/ImageResizer.cs

@@ -1,4 +1,4 @@
-using NzbDrone.Common.Disk;
+using NzbDrone.Common.Disk;
 using NzbDrone.Common.EnvironmentInfo;
 using SixLabors.ImageSharp;
 using SixLabors.ImageSharp.Formats.Jpeg;
@@ -21,12 +21,6 @@ namespace NzbDrone.Core.MediaCover
         {
             _diskProvider = diskProvider;
 
-            // Random segfaults on mono 5.0 and 5.4
-            if (PlatformInfo.IsMono && platformInfo.Version < new System.Version(5, 8))
-            {
-                return;
-            }
-
             _enabled = true;
 
             // More conservative memory allocation

src/NzbDrone.Core/Update/InstallUpdateService.cs

@@ -146,7 +146,7 @@ namespace NzbDrone.Core.Update
             _logger.Info("Preparing client");
             _diskTransferService.TransferFolder(_appFolderInfo.GetUpdateClientFolder(), updateSandboxFolder, TransferMode.Move);
 
-            var updateClientExePath = _appFolderInfo.GetUpdateClientExePath(updatePackage.Runtime);
+            var updateClientExePath = _appFolderInfo.GetUpdateClientExePath();
 
             if (!_diskProvider.FileExists(updateClientExePath))
             {
@@ -155,7 +155,7 @@ namespace NzbDrone.Core.Update
             }
 
             // Set executable flag on update app
-            if (OsInfo.IsOsx || (OsInfo.IsLinux && PlatformInfo.IsNetCore))
+            if (OsInfo.IsOsx || OsInfo.IsLinux)
             {
                 _diskProvider.SetFilePermissions(updateClientExePath, "755", null);
             }

src/NzbDrone.Core/Update/UpdatePackage.cs

@@ -1,4 +1,4 @@
-using System;
+using System;
 using NzbDrone.Common.EnvironmentInfo;
 
 namespace NzbDrone.Core.Update
@@ -12,6 +12,5 @@ namespace NzbDrone.Core.Update
         public UpdateChanges Changes { get; set; }
         public string Hash { get; set; }
         public string Branch { get; set; }
-        public PlatformType Runtime { get; set; }
     }
 }

src/NzbDrone.Core/Update/UpdatePackageProvider.cs

@@ -1,6 +1,7 @@
 using System;
 using System.Collections.Generic;
 using System.Runtime.InteropServices;
+using FluentValidation.Validators;
 using NzbDrone.Common.Cloud;
 using NzbDrone.Common.EnvironmentInfo;
 using NzbDrone.Common.Http;
@@ -39,7 +40,7 @@ namespace NzbDrone.Core.Update
                                          .AddQueryParam("version", currentVersion)
                                          .AddQueryParam("os", OsInfo.Os.ToString().ToLowerInvariant())
                                          .AddQueryParam("arch", RuntimeInformation.OSArchitecture)
-                                         .AddQueryParam("runtime", PlatformInfo.Platform.ToString().ToLowerInvariant())
+                                         .AddQueryParam("runtime", "netcore")
                                          .AddQueryParam("runtimeVer", _platformInfo.Version)
                                          .AddQueryParam("dbType", _mainDatabase.DatabaseType)
                                          .SetSegment("branch", branch);
@@ -67,7 +68,7 @@ namespace NzbDrone.Core.Update
                                          .AddQueryParam("version", currentVersion)
                                          .AddQueryParam("os", OsInfo.Os.ToString().ToLowerInvariant())
                                          .AddQueryParam("arch", RuntimeInformation.OSArchitecture)
-                                         .AddQueryParam("runtime", PlatformInfo.Platform.ToString().ToLowerInvariant())
+                                         .AddQueryParam("runtime", "netcore")
                                          .AddQueryParam("runtimeVer", _platformInfo.Version)
                                          .SetSegment("branch", branch);
 

src/NzbDrone.Mono.Test/DiskProviderTests/FreeSpaceFixture.cs

@@ -10,11 +10,6 @@ namespace NzbDrone.Mono.Test.DiskProviderTests
     [Platform(Exclude = "Win")]
     public class FreeSpaceFixture : FreeSpaceFixtureBase<DiskProvider>
     {
-        public FreeSpaceFixture()
-        {
-            MonoOnly();
-        }
-
         [SetUp]
         public void Setup()
         {
@@ -24,6 +19,7 @@ namespace NzbDrone.Mono.Test.DiskProviderTests
                   .Returns<string>(s => s);
         }
 
+        [Ignore("Docker")]
         [Test]
         public void should_be_able_to_check_space_on_ramdrive()
         {

src/NzbDrone.Mono.Test/DiskProviderTests/SymlinkResolverFixture.cs

@@ -8,14 +8,9 @@ using NzbDrone.Test.Common;
 namespace NzbDrone.Mono.Test.DiskProviderTests
 {
     [TestFixture]
-    [Platform("Mono")]
+    [Platform(Exclude = "Win")]
     public class SymbolicLinkResolverFixture : TestBase<SymbolicLinkResolver>
     {
-        public SymbolicLinkResolverFixture()
-        {
-            MonoOnly();
-        }
-
         [Test]
         public void should_follow_nested_symlinks()
         {

src/NzbDrone.Mono/Disk/DiskProvider.cs

@@ -309,7 +309,7 @@ namespace NzbDrone.Mono.Disk
             }
             else
             {
-                base.MoveFileInternal(source, destination);
+                TransferFilePatched(source, destination, false, true);
             }
         }
 
@@ -321,9 +321,7 @@ namespace NzbDrone.Mono.Disk
             // Catch the exception and attempt to handle these edgecases
 
             // Mono 6.x till 6.10 doesn't properly try use rename first.
-            if (move &&
+            if (move)
-                ((PlatformInfo.Platform == PlatformType.Mono && PlatformInfo.GetVersion() < new Version(6, 10)) ||
-                 (PlatformInfo.Platform == PlatformType.NetCore)))
             {
                 if (Syscall.lstat(source, out var sourcestat) == 0 &&
                     Syscall.lstat(destination, out var deststat) != 0 &&
@@ -351,32 +349,7 @@ namespace NzbDrone.Mono.Disk
                 var dstInfo = new FileInfo(destination);
                 var exists = dstInfo.Exists && srcInfo.Exists;
 
-                if (PlatformInfo.Platform == PlatformType.Mono && PlatformInfo.GetVersion() >= new Version(6, 6) &&
+                if (exists && dstInfo.Length == srcInfo.Length)
-                    exists && dstInfo.Length == 0 && srcInfo.Length != 0)
-                {
-                    // mono >=6.6 bug: zero length file since chmod happens at the start
-                    _logger.Debug("{3} failed to {2} file likely due to known {3} bug, attempting to {2} directly. '{0}' -> '{1}'", source, destination, move ? "move" : "copy", PlatformInfo.PlatformName);
-
-                    try
-                    {
-                        _logger.Trace("Copying content from {0} to {1} ({2} bytes)", source, destination, srcInfo.Length);
-                        using (var srcStream = new FileStream(source, FileMode.Open, FileAccess.Read))
-                        using (var dstStream = new FileStream(destination, FileMode.Create, FileAccess.Write))
-                        {
-                            srcStream.CopyTo(dstStream);
-                        }
-                    }
-                    catch
-                    {
-                        // If it fails again then bail
-                        throw;
-                    }
-                }
-                else if (((PlatformInfo.Platform == PlatformType.Mono &&
-                           PlatformInfo.GetVersion() >= new Version(6, 0) &&
-                           PlatformInfo.GetVersion() < new Version(6, 6)) ||
-                          PlatformInfo.Platform == PlatformType.NetCore) &&
-                         exists && dstInfo.Length == srcInfo.Length)
                 {
                     // mono 6.0, mono 6.4 and netcore 3.1 bug: full length file since utime and chmod happens at the end
                     _logger.Debug("{3} failed to {2} file likely due to known {3} bug, attempting to {2} directly. '{0}' -> '{1}'", source, destination, move ? "move" : "copy", PlatformInfo.PlatformName);

src/NzbDrone.Test.Common/NzbDroneRunner.cs

@@ -50,10 +50,6 @@ namespace NzbDrone.Test.Common
             {
                 readarrConsoleExe = "Readarr.Console.exe";
             }
-            else if (PlatformInfo.IsMono)
-            {
-                readarrConsoleExe = "Readarr.exe";
-            }
             else
             {
                 readarrConsoleExe = "Readarr";

src/NzbDrone.Test.Common/TestBase.cs

@@ -1,4 +1,4 @@
-using System;
+using System;
 using System.IO;
 using System.Threading;
 using FluentAssertions;
@@ -166,14 +166,6 @@ namespace NzbDrone.Test.Common
             }
         }
 
-        protected void MonoOnly()
-        {
-            if (!PlatformInfo.IsMono)
-            {
-                throw new IgnoreException("mono specific test");
-            }
-        }
-
         protected void NotBsd()
         {
             if (OsInfo.Os == Os.Bsd)

src/NzbDrone.Update/UpdateEngine/InstallUpdateService.cs

@@ -125,8 +125,8 @@ namespace NzbDrone.Update.UpdateEngine
                     _logger.Info("Copying new files to target folder");
                     _diskTransferService.MirrorFolder(_appFolderInfo.GetUpdatePackageFolder(), installationFolder);
 
-                    // Set executable flag on Readarr app
+                    // Set executable flag on app
-                    if (OsInfo.IsOsx || (OsInfo.IsLinux && PlatformInfo.IsNetCore))
+                    if (OsInfo.IsOsx || OsInfo.IsLinux)
                     {
                         _diskProvider.SetFilePermissions(Path.Combine(installationFolder, "Readarr"), "755", null);
                     }

src/Readarr.Api.V1/System/SystemController.cs

@@ -70,8 +70,7 @@ namespace Readarr.Api.V1.System
                 AppData = _appFolderInfo.GetAppDataPath(),
                 OsName = _osInfo.Name,
                 OsVersion = _osInfo.Version,
-                IsNetCore = PlatformInfo.IsNetCore,
+                IsNetCore = true,
-                IsMono = PlatformInfo.IsMono,
                 IsLinux = OsInfo.IsLinux,
                 IsOsx = OsInfo.IsOsx,
                 IsWindows = OsInfo.IsWindows,
@@ -84,7 +83,7 @@ namespace Readarr.Api.V1.System
                 MigrationVersion = _database.Migration,
                 UrlBase = _configFileProvider.UrlBase,
                 RuntimeVersion = _platformInfo.Version,
-                RuntimeName = PlatformInfo.Platform,
+                RuntimeName = "netcore",
                 StartTime = _runtimeInfo.StartTime,
                 PackageVersion = _deploymentInfoProvider.PackageVersion,
                 PackageAuthor = _deploymentInfoProvider.PackageAuthor,