fixed NzbDrone using 100% cpu when console not available.

NzbDrone.App.Test/RouterTest.cs

@@ -50,11 +50,9 @@ namespace NzbDrone.App.Test
         public void Route_should_call_console_service_when_application_mode_is_console()
         {
             Mocker.GetMock<IRuntimeInfo>().SetupGet(c => c.IsUserInteractive).Returns(true);
-            Mocker.GetMock<IConsoleService>().SetupGet(c => c.IsConsoleApplication).Returns(true);
 
             Subject.Route(ApplicationModes.Interactive);
 
-            Mocker.GetMock<IConsoleService>().Verify(c => c.WaitForClose(), Times.Once());
             Mocker.GetMock<INzbDroneServiceFactory>().Verify(c => c.Start(), Times.Once());
         }
 

NzbDrone.Common/ConsoleService.cs

@@ -7,8 +7,6 @@ namespace NzbDrone.Common
 {
     public interface IConsoleService
     {
-        bool IsConsoleApplication { get; }
-        void WaitForClose();
         void PrintHelp();
         void PrintServiceAlreadyExist();
         void PrintServiceDoesNotExist();
@@ -16,26 +14,18 @@ namespace NzbDrone.Common
 
     public class ConsoleService : IConsoleService
     {
-        public bool IsConsoleApplication
+        public static bool IsConsoleAvailable
         {
             get { return Console.In != StreamReader.Null; }
         }
 
-        public void WaitForClose()
-        {
-            while (true)
-            {
-                Console.ReadLine();
-            }
-        }
-
         public void PrintHelp()
         {
             Console.WriteLine();
             Console.WriteLine("     Usage: {0} <command> ", Process.GetCurrentProcess().MainModule.ModuleName);
             Console.WriteLine("     Commands:");
-            Console.WriteLine("                 /{0} Install the application as a Windows Service ({1}).",StartupArguments.INSTALL_SERVICE,  ServiceProvider.NZBDRONE_SERVICE_NAME);
-            Console.WriteLine("                 /{0} Uninstall already installed Windows Service ({1}).",StartupArguments.UNINSTALL_SERVICE,  ServiceProvider.NZBDRONE_SERVICE_NAME);
+            Console.WriteLine("                 /{0} Install the application as a Windows Service ({1}).", StartupArguments.INSTALL_SERVICE, ServiceProvider.NZBDRONE_SERVICE_NAME);
+            Console.WriteLine("                 /{0} Uninstall already installed Windows Service ({1}).", StartupArguments.UNINSTALL_SERVICE, ServiceProvider.NZBDRONE_SERVICE_NAME);
             Console.WriteLine("                 /{0} Don't open NzbDrone in a browser", StartupArguments.NO_BROWSER);
             Console.WriteLine("                 <No Arguments>  Run application in console mode.");
         }

NzbDrone.Common/ProcessProvider.cs

@@ -21,6 +21,7 @@ namespace NzbDrone.Common
         bool Exists(string processName);
         ProcessPriorityClass GetCurrentProcessPriority();
         Process Start(string path, string args = null, Action<string> onOutputDataReceived = null, Action<string> onErrorDataReceived = null);
+        Process SpawnNewProcess(string path, string args = null);
     }
 
     public class ProcessProvider : IProcessProvider
@@ -86,6 +87,8 @@ namespace NzbDrone.Common
             process.Start();
         }
 
+
+
         public Process Start(string path, string args = null, Action<string> onOutputDataReceived = null, Action<string> onErrorDataReceived = null)
         {
 
@@ -147,6 +150,27 @@ namespace NzbDrone.Common
             return process;
         }
 
+        public Process SpawnNewProcess(string path, string args = null)
+        {
+            if (OsInfo.IsMono && path.EndsWith(".exe", StringComparison.InvariantCultureIgnoreCase))
+            {
+                args = path + " " + args;
+                path = "mono";
+            }
+
+            Logger.Info("Starting {0} {1}", path, args);
+
+            var startInfo = new ProcessStartInfo(path, args);
+            var process = new Process
+            {
+                StartInfo = startInfo
+            };
+
+            process.Start();
+
+            return process;
+        }
+
         public void WaitForExit(Process process)
         {
             Logger.Trace("Waiting for process {0} to exit.", process.ProcessName);

NzbDrone.Console/ConsoleApp.cs

@@ -1,4 +1,5 @@
 using System;
+using NzbDrone.Common;
 using NzbDrone.Common.EnvironmentInfo;
 using NzbDrone.Host;
 
@@ -12,15 +13,19 @@ namespace NzbDrone.Console
             {
                 Bootstrap.Start(new StartupArguments(args), new ConsoleAlerts());
             }
-            catch (TerminateApplicationException)            
+            catch (TerminateApplicationException)
             {
             }
             catch (Exception e)
             {
                 System.Console.WriteLine(e.ToString());
             }
-            System.Console.WriteLine("Press enter to exit...");
-            System.Console.ReadLine();
+
+            if (ConsoleService.IsConsoleAvailable)
+            {
+                System.Console.WriteLine("Press enter to exit...");
+                System.Console.ReadLine();
+            }
         }
     }
 }

NzbDrone.Core.Test/NzbDrone.Core.Test.csproj

@@ -133,7 +133,6 @@
     <Compile Include="MediaFileTests\EpisodeImportTests\FreeSpaceSpecificationFixture.cs" />
     <Compile Include="MediaFileTests\RenameEpisodeFileServiceFixture.cs" />
     <Compile Include="MediaFileTests\UpgradeMediaFileServiceFixture.cs" />
-    <Compile Include="MediaFileTests\EpisodeImportTests\NotExistingFileSpecificationFixture.cs" />
     <Compile Include="MediaFileTests\ImportApprovedEpisodesFixture.cs" />
     <Compile Include="MediaFileTests\EpisodeImportTests\UpgradeSpecificationFixture.cs" />
     <Compile Include="MediaFileTests\EpisodeImportTests\NotSampleSpecificationFixture.cs" />

NzbDrone.Core/NzbDrone.Core.csproj

@@ -227,7 +227,6 @@
     <Compile Include="MediaFiles\EpisodeImport\ImportApprovedEpisodes.cs" />
     <Compile Include="MediaFiles\EpisodeImport\Specifications\NotInUseSpecification.cs" />
     <Compile Include="MediaFiles\EpisodeImport\Specifications\FreeSpaceSpecification.cs" />
-    <Compile Include="MediaFiles\EpisodeImport\Specifications\NotExistingFileSpecification.cs" />
     <Compile Include="MediaFiles\EpisodeImport\Specifications\UpgradeSpecification.cs" />
     <Compile Include="MediaFiles\EpisodeImport\Specifications\NotSampleSpecification.cs" />
     <Compile Include="MediaFiles\Events\EpisodeImportedEvent.cs" />

NzbDrone.Host/Router.cs

@@ -48,11 +48,6 @@ namespace NzbDrone.Host
                     {
                         _logger.Trace("Console selected");
                         _nzbDroneServiceFactory.Start();
-                        if (_consoleService.IsConsoleApplication)
-                        {
-                            _consoleService.WaitForClose();
-                        }
-
                         break;
                     }
                 case ApplicationModes.InstallService:

NzbDrone.Update.Test/StartNzbDroneService.cs

@@ -15,16 +15,15 @@ namespace NzbDrone.Update.Test
         [Test]
         public void should_start_service_if_app_type_was_serivce()
         {
-            string targetFolder = "c:\\NzbDrone\\";
+            const string targetFolder = "c:\\NzbDrone\\";
 
             Subject.Start(AppType.Service, targetFolder);
 
             Mocker.GetMock<IServiceProvider>().Verify(c => c.Start(ServiceProvider.NZBDRONE_SERVICE_NAME), Times.Once());
         }
 
-
         [Test]
-        public void should_start_console_if_app_type_was_serivce_but_start_failed_because_of_permissions()
+        public void should_start_console_if_app_type_was_service_but_start_failed_because_of_permissions()
         {
             const string targetFolder = "c:\\NzbDrone\\";
 
@@ -32,7 +31,7 @@ namespace NzbDrone.Update.Test
 
             Subject.Start(AppType.Service, targetFolder);
 
-            Mocker.GetMock<IProcessProvider>().Verify(c => c.Start("c:\\NzbDrone\\NzbDrone.Console.exe", StartupArguments.NO_BROWSER, null, null), Times.Once());
+            Mocker.GetMock<IProcessProvider>().Verify(c => c.SpawnNewProcess("c:\\NzbDrone\\NzbDrone.Console.exe", StartupArguments.NO_BROWSER), Times.Once());
 
             ExceptionVerification.ExpectedWarns(1);
         }

NzbDrone.Update/UpdateEngine/StartNzbDrone.cs

@@ -1,5 +1,4 @@
 using System;
-using System.Diagnostics;
 using System.IO;
 using NLog;
 using NzbDrone.Common;
@@ -73,7 +72,7 @@ namespace NzbDrone.Update.UpdateEngine
             _logger.Info("Starting {0}", fileName);
             var path = Path.Combine(installationFolder, fileName);
 
-            _processProvider.Start(path, StartupArguments.NO_BROWSER);
+            _processProvider.SpawnNewProcess(path, StartupArguments.NO_BROWSER);
         }
     }
 }