Merge pull request #2871 from MediaBrowser/dev

Dev

6 files changed, 105 insertions, 585 deletions

diff --git a/Emby.Server.Implementations/ApplicationHost.cs b/Emby.Server.Implementations/ApplicationHost.cs
index 673798294..02308f79f 100644
--- a/Emby.Server.Implementations/ApplicationHost.cs
+++ b/Emby.Server.Implementations/ApplicationHost.cs
@@ -1,5 +1,4 @@
-using Emby.Common.Implementations;
-using Emby.Common.Implementations.Serialization;
+using Emby.Common.Implementations.Serialization;
 using Emby.Dlna;
 using Emby.Dlna.ConnectionManager;
 using Emby.Dlna.ContentDirectory;
@@ -8,12 +7,16 @@ using Emby.Dlna.MediaReceiverRegistrar;
 using Emby.Dlna.Ssdp;
 using Emby.Drawing;
 using Emby.Photos;
+using Emby.Server.Core.Cryptography;
 using Emby.Server.Implementations.Activity;
+using Emby.Server.Implementations.Archiving;
 using Emby.Server.Implementations.Channels;
 using Emby.Server.Implementations.Collections;
 using Emby.Server.Implementations.Configuration;
+using Emby.Server.Implementations.Cryptography;
 using Emby.Server.Implementations.Data;
 using Emby.Server.Implementations.Devices;
+using Emby.Server.Implementations.Diagnostics;
 using Emby.Server.Implementations.Dto;
 using Emby.Server.Implementations.FFMpeg;
 using Emby.Server.Implementations.HttpServer;
@@ -23,14 +26,20 @@ using Emby.Server.Implementations.Library;
 using Emby.Server.Implementations.LiveTv;
 using Emby.Server.Implementations.Localization;
 using Emby.Server.Implementations.MediaEncoder;
-using Emby.Server.Implementations.Migrations;
+using Emby.Server.Implementations.Net;
 using Emby.Server.Implementations.Notifications;
 using Emby.Server.Implementations.Playlists;
+using Emby.Server.Implementations.Reflection;
+using Emby.Server.Implementations.ScheduledTasks;
 using Emby.Server.Implementations.Security;
+using Emby.Server.Implementations.Serialization;
 using Emby.Server.Implementations.Session;
 using Emby.Server.Implementations.Social;
+using Emby.Server.Implementations.Threading;
 using Emby.Server.Implementations.TV;
 using Emby.Server.Implementations.Updates;
+using Emby.Server.Implementations.Xml;
+using Emby.Server.MediaEncoding.Subtitles;
 using MediaBrowser.Api;
 using MediaBrowser.Common;
 using MediaBrowser.Common.Configuration;
@@ -52,9 +61,6 @@ using MediaBrowser.Controller.Dlna;
 using MediaBrowser.Controller.Drawing;
 using MediaBrowser.Controller.Dto;
 using MediaBrowser.Controller.Entities;
-using MediaBrowser.Controller.Entities.Audio;
-using MediaBrowser.Controller.Entities.Movies;
-using MediaBrowser.Controller.Entities.TV;
 using MediaBrowser.Controller.Library;
 using MediaBrowser.Controller.LiveTv;
 using MediaBrowser.Controller.MediaEncoding;
@@ -72,10 +78,13 @@ using MediaBrowser.Controller.Subtitles;
 using MediaBrowser.Controller.Sync;
 using MediaBrowser.Controller.TV;
 using MediaBrowser.LocalMetadata.Savers;
+using MediaBrowser.MediaEncoding.BdInfo;
 using MediaBrowser.Model.Activity;
 using MediaBrowser.Model.Configuration;
+using MediaBrowser.Model.Cryptography;
 using MediaBrowser.Model.Diagnostics;
 using MediaBrowser.Model.Dlna;
+using MediaBrowser.Model.Events;
 using MediaBrowser.Model.Globalization;
 using MediaBrowser.Model.IO;
 using MediaBrowser.Model.Logging;
@@ -87,7 +96,9 @@ using MediaBrowser.Model.Serialization;
 using MediaBrowser.Model.Services;
 using MediaBrowser.Model.Social;
 using MediaBrowser.Model.System;
+using MediaBrowser.Model.Tasks;
 using MediaBrowser.Model.Text;
+using MediaBrowser.Model.Threading;
 using MediaBrowser.Model.Updates;
 using MediaBrowser.Model.Xml;
 using MediaBrowser.Providers.Chapters;
@@ -97,7 +108,6 @@ using MediaBrowser.WebDashboard.Api;
 using MediaBrowser.XbmcMetadata.Providers;
 using OpenSubtitlesHandler;
 using ServiceStack;
-using SocketHttpListener.Primitives;
 using System;
 using System.Collections.Concurrent;
 using System.Collections.Generic;
@@ -111,22 +121,6 @@ using System.Security.Cryptography.X509Certificates;
 using System.Text;
 using System.Threading;
 using System.Threading.Tasks;
-using Emby.Server.Core.Cryptography;
-using Emby.Server.Implementations.Archiving;
-using Emby.Server.Implementations.Cryptography;
-using Emby.Server.Implementations.Diagnostics;
-using Emby.Server.Implementations.Net;
-using Emby.Server.Implementations.Reflection;
-using Emby.Server.Implementations.ScheduledTasks;
-using Emby.Server.Implementations.Serialization;
-using Emby.Server.Implementations.Threading;
-using Emby.Server.Implementations.Xml;
-using Emby.Server.MediaEncoding.Subtitles;
-using MediaBrowser.MediaEncoding.BdInfo;
-using MediaBrowser.Model.Cryptography;
-using MediaBrowser.Model.Events;
-using MediaBrowser.Model.Tasks;
-using MediaBrowser.Model.Threading;
 using StringExtensions = MediaBrowser.Controller.Extensions.StringExtensions;
 using X509Certificate = System.Security.Cryptography.X509Certificates.X509Certificate;
 
@@ -135,7 +129,7 @@ namespace Emby.Server.Implementations
     /// <summary>
     /// Class CompositionRoot
     /// </summary>
-    public abstract class ApplicationHost : IServerApplicationHost, IDependencyContainer
+    public abstract class ApplicationHost : IServerApplicationHost, IDependencyContainer, IDisposable
     {
         /// <summary>
         /// Gets a value indicating whether this instance can self restart.
@@ -171,6 +165,8 @@ namespace Emby.Server.Implementations
         /// <value><c>true</c> if this instance has pending application restart; otherwise, <c>false</c>.</value>
         public bool HasPendingRestart { get; private set; }
 
+        public bool IsShuttingDown { get; private set; }
+
         /// <summary>
         /// Gets or sets the logger.
         /// </summary>
@@ -367,7 +363,7 @@ namespace Emby.Server.Implementations
         protected IAuthService AuthService { get; private set; }
 
         protected readonly StartupOptions StartupOptions;
-        private readonly string _releaseAssetFilename;
+        protected readonly string ReleaseAssetFilename;
 
         internal IPowerManagement PowerManagement { get; private set; }
         internal IImageEncoder ImageEncoder { get; private set; }
@@ -420,7 +416,7 @@ namespace Emby.Server.Implementations
             Logger = LogManager.GetLogger("App");
 
             StartupOptions = options;
-            _releaseAssetFilename = releaseAssetFilename;
+            ReleaseAssetFilename = releaseAssetFilename;
             PowerManagement = powerManagement;
 
             ImageEncoder = imageEncoder;
@@ -1755,25 +1751,35 @@ namespace Emby.Server.Implementations
         /// <summary>
         /// Restarts this instance.
         /// </summary>
-        public async Task Restart()
+        public void Restart()
         {
             if (!CanSelfRestart)
             {
                 throw new PlatformNotSupportedException("The server is unable to self-restart. Please restart manually.");
             }
 
-            try
+            if (IsShuttingDown)
             {
-                await SessionManager.SendServerRestartNotification(CancellationToken.None).ConfigureAwait(false);
+                return;
             }
-            catch (Exception ex)
+
+            IsShuttingDown = true;
+
+            Task.Run(async () =>
             {
-                Logger.ErrorException("Error sending server restart notification", ex);
-            }
+                try
+                {
+                    await SessionManager.SendServerRestartNotification(CancellationToken.None).ConfigureAwait(false);
+                }
+                catch (Exception ex)
+                {
+                    Logger.ErrorException("Error sending server restart notification", ex);
+                }
 
-            Logger.Info("Calling RestartInternal");
+                Logger.Info("Calling RestartInternal");
 
-            RestartInternal();
+                RestartInternal();
+            });
         }
 
         protected abstract void RestartInternal();
@@ -1880,6 +1886,7 @@ namespace Emby.Server.Implementations
             return new SystemInfo
             {
                 HasPendingRestart = HasPendingRestart,
+                IsShuttingDown = IsShuttingDown,
                 Version = ApplicationVersion.ToString(),
                 WebSocketPortNumber = HttpPort,
                 FailedPluginAssemblies = FailedAssemblies.ToArray(),
@@ -2107,6 +2114,13 @@ namespace Emby.Server.Implementations
         /// </summary>
         public async Task Shutdown()
         {
+            if (IsShuttingDown)
+            {
+                return;
+            }
+
+            IsShuttingDown = true;
+
             try
             {
                 await SessionManager.SendServerShutdownNotification(CancellationToken.None).ConfigureAwait(false);
@@ -2185,22 +2199,29 @@ namespace Emby.Server.Implementations
         /// <returns>Task{CheckForUpdateResult}.</returns>
         public async Task<CheckForUpdateResult> CheckForApplicationUpdate(CancellationToken cancellationToken, IProgress<double> progress)
         {
-            var cacheLength = TimeSpan.FromHours(1);
+            var cacheLength = TimeSpan.FromMinutes(5);
             var updateLevel = SystemUpdateLevel;
 
-            if (updateLevel != PackageVersionClass.Release)
-            {
-                cacheLength = TimeSpan.FromMinutes(5);
-            }
-
-            var result = await new GithubUpdater(HttpClient, JsonSerializer).CheckForUpdateResult("MediaBrowser", "Emby", ApplicationVersion, updateLevel, _releaseAssetFilename,
-                "MBServer", "Mbserver.zip", cacheLength, cancellationToken).ConfigureAwait(false);
+            var result = await new GithubUpdater(HttpClient, JsonSerializer).CheckForUpdateResult("MediaBrowser", 
+                "Emby", 
+                ApplicationVersion, 
+                updateLevel,
+                ReleaseAssetFilename,
+                "MBServer",
+                UpdateTargetFileName, 
+                cacheLength, 
+                cancellationToken).ConfigureAwait(false);
 
             HasUpdateAvailable = result.IsUpdateAvailable;
 
             return result;
         }
 
+        protected virtual string UpdateTargetFileName
+        {
+            get { return "Mbserver.zip"; }
+        }
+
         /// <summary>
         /// Updates the application.
         /// </summary>
diff --git a/Emby.Server.Implementations/Emby.Server.Implementations.csproj b/Emby.Server.Implementations/Emby.Server.Implementations.csproj
index 719510fc3..bcda149d6 100644
--- a/Emby.Server.Implementations/Emby.Server.Implementations.csproj
+++ b/Emby.Server.Implementations/Emby.Server.Implementations.csproj
@@ -129,7 +129,6 @@
     <Compile Include="HttpServer\SocketSharp\WebSocketSharpResponse.cs" />
     <Compile Include="HttpServer\StreamWriter.cs" />
     <Compile Include="Images\BaseDynamicImageProvider.cs" />
-    <Compile Include="IO\AsyncStreamCopier.cs" />
     <Compile Include="IO\FileRefresher.cs" />
     <Compile Include="IO\IsoManager.cs" />
     <Compile Include="IO\LibraryMonitor.cs" />
diff --git a/Emby.Server.Implementations/IO/AsyncStreamCopier.cs b/Emby.Server.Implementations/IO/AsyncStreamCopier.cs
deleted file mode 100644
index 9e5ce0604..000000000
--- a/Emby.Server.Implementations/IO/AsyncStreamCopier.cs
+++ /dev/null
@@ -1,459 +0,0 @@
-using System;
-using System.IO;
-using System.Threading;
-using System.Threading.Tasks;
-
-namespace Emby.Server.Implementations.IO
-{
-    public class AsyncStreamCopier : IDisposable
-    {
-        // size in bytes of the buffers in the buffer pool
-        private const int DefaultBufferSize = 81920;
-        private readonly int _bufferSize;
-        // number of buffers in the pool
-        private const int DefaultBufferCount = 4;
-        private readonly int _bufferCount;
-
-        // indexes of the next buffer to read into/write from
-        private int _nextReadBuffer = -1;
-        private int _nextWriteBuffer = -1;
-
-        // the buffer pool, implemented as an array, and used in a cyclic way
-        private readonly byte[][] _buffers;
-        // sizes in bytes of the available (read) data in the buffers
-        private readonly int[] _sizes;
-        // the streams...
-        private Stream _source;
-        private Stream _target;
-        private readonly bool _closeStreamsOnEnd;
-
-        // number of buffers that are ready to be written
-        private int _buffersToWrite;
-        // flag indicating that there is still a read operation to be scheduled
-        // (source end of stream not reached)
-        private volatile bool _moreDataToRead;
-        // the result of the whole operation, returned by BeginCopy()
-        private AsyncResult _asyncResult;
-        // any exception that occurs during an async operation
-        // stored here for rethrow
-        private Exception _exception;
-
-        public TaskCompletionSource<long> TaskCompletionSource;
-        private long _bytesToRead;
-        private long _totalBytesWritten;
-        private CancellationToken _cancellationToken;
-        public int IndividualReadOffset = 0;
-
-        public AsyncStreamCopier(Stream source,
-                                 Stream target,
-                                 long bytesToRead,
-                                 CancellationToken cancellationToken,
-                                 bool closeStreamsOnEnd = false,
-                                 int bufferSize = DefaultBufferSize,
-                                 int bufferCount = DefaultBufferCount)
-        {
-            if (source == null)
-                throw new ArgumentNullException("source");
-            if (target == null)
-                throw new ArgumentNullException("target");
-            if (!source.CanRead)
-                throw new ArgumentException("Cannot copy from a non-readable stream.");
-            if (!target.CanWrite)
-                throw new ArgumentException("Cannot copy to a non-writable stream.");
-            _source = source;
-            _target = target;
-            _moreDataToRead = true;
-            _closeStreamsOnEnd = closeStreamsOnEnd;
-            _bufferSize = bufferSize;
-            _bufferCount = bufferCount;
-            _buffers = new byte[_bufferCount][];
-            _sizes = new int[_bufferCount];
-            _bytesToRead = bytesToRead;
-            _cancellationToken = cancellationToken;
-        }
-
-        ~AsyncStreamCopier()
-        {
-            // ensure any exception cannot be ignored
-            ThrowExceptionIfNeeded();
-        }
-
-        public static Task<long> CopyStream(Stream source, Stream target, int bufferSize, int bufferCount, CancellationToken cancellationToken)
-        {
-            return CopyStream(source, target, 0, bufferSize, bufferCount, cancellationToken);
-        }
-
-        public static Task<long> CopyStream(Stream source, Stream target, long size, int bufferSize, int bufferCount, CancellationToken cancellationToken)
-        {
-            var copier = new AsyncStreamCopier(source, target, size, cancellationToken, false, bufferSize, bufferCount);
-            var taskCompletion = new TaskCompletionSource<long>();
-
-            copier.TaskCompletionSource = taskCompletion;
-
-            var result = copier.BeginCopy(StreamCopyCallback, copier);
-
-            if (result.CompletedSynchronously)
-            {
-                StreamCopyCallback(result);
-            }
-
-            cancellationToken.Register(() => taskCompletion.TrySetCanceled());
-
-            return taskCompletion.Task;
-        }
-
-        private static void StreamCopyCallback(IAsyncResult result)
-        {
-            var copier = (AsyncStreamCopier)result.AsyncState;
-            var taskCompletion = copier.TaskCompletionSource;
-
-            try
-            {
-                copier.EndCopy(result);
-                taskCompletion.TrySetResult(copier._totalBytesWritten);
-            }
-            catch (Exception ex)
-            {
-                taskCompletion.TrySetException(ex);
-            }
-        }
-
-        public void Dispose()
-        {
-            if (_asyncResult != null)
-                _asyncResult.Dispose();
-            if (_closeStreamsOnEnd)
-            {
-                if (_source != null)
-                {
-                    _source.Dispose();
-                    _source = null;
-                }
-                if (_target != null)
-                {
-                    _target.Dispose();
-                    _target = null;
-                }
-            }
-            GC.SuppressFinalize(this);
-            ThrowExceptionIfNeeded();
-        }
-
-        public IAsyncResult BeginCopy(AsyncCallback callback, object state)
-        {
-            // avoid concurrent start of the copy on separate threads
-            if (Interlocked.CompareExchange(ref _asyncResult, new AsyncResult(callback, state), null) != null)
-                throw new InvalidOperationException("A copy operation has already been started on this object.");
-            // allocate buffers
-            for (int i = 0; i < _bufferCount; i++)
-                _buffers[i] = new byte[_bufferSize];
-
-            // we pass false to BeginRead() to avoid completing the async result
-            // immediately which would result in invoking the callback
-            // when the method fails synchronously
-            BeginRead(false);
-            // throw exception synchronously if there is one
-            ThrowExceptionIfNeeded();
-            return _asyncResult;
-        }
-
-        public void EndCopy(IAsyncResult ar)
-        {
-            if (ar != _asyncResult)
-                throw new InvalidOperationException("Invalid IAsyncResult object.");
-
-            if (!_asyncResult.IsCompleted)
-                _asyncResult.AsyncWaitHandle.WaitOne();
-
-            if (_closeStreamsOnEnd)
-            {
-                _source.Close();
-                _source = null;
-                _target.Close();
-                _target = null;
-            }
-
-            //_logger.Info("AsyncStreamCopier {0} bytes requested. {1} bytes transferred", _bytesToRead, _totalBytesWritten);
-            ThrowExceptionIfNeeded();
-        }
-
-        /// <summary>
-        /// Here we'll throw a pending exception if there is one, 
-        /// and remove it from our instance, so we know it has been consumed.
-        /// </summary>
-        private void ThrowExceptionIfNeeded()
-        {
-            if (_exception != null)
-            {
-                var exception = _exception;
-                _exception = null;
-                throw exception;
-            }
-        }
-
-        private void BeginRead(bool completeOnError = true)
-        {
-            if (!_moreDataToRead)
-            {
-                return;
-            }
-            if (_asyncResult.IsCompleted)
-                return;
-            int bufferIndex = Interlocked.Increment(ref _nextReadBuffer) % _bufferCount;
-
-            try
-            {
-                _source.BeginRead(_buffers[bufferIndex], 0, _bufferSize, EndRead, bufferIndex);
-            }
-            catch (Exception exception)
-            {
-                _exception = exception;
-                if (completeOnError)
-                    _asyncResult.Complete(false);
-            }
-        }
-
-        private void BeginWrite()
-        {
-            if (_asyncResult.IsCompleted)
-                return;
-            // this method can actually be called concurrently!!
-            // indeed, let's say we call a BeginWrite, and the thread gets interrupted 
-            // just after making the IO request.
-            // At that moment, the thread is still in the method. And then the IO request
-            // ends (extremely fast io, or caching...), EndWrite gets called
-            // on another thread, and calls BeginWrite again! There we have it!
-            // That is the reason why an Interlocked is needed here.
-            int bufferIndex = Interlocked.Increment(ref _nextWriteBuffer) % _bufferCount;
-
-            try
-            {
-                int bytesToWrite;
-                if (_bytesToRead > 0)
-                {
-                    var bytesLeftToWrite = _bytesToRead - _totalBytesWritten;
-                    bytesToWrite = Convert.ToInt32(Math.Min(_sizes[bufferIndex], bytesLeftToWrite));
-                }
-                else
-                {
-                    bytesToWrite = _sizes[bufferIndex];
-                }
-
-                _target.BeginWrite(_buffers[bufferIndex], IndividualReadOffset, bytesToWrite - IndividualReadOffset, EndWrite, null);
-
-                _totalBytesWritten += bytesToWrite;
-            }
-            catch (Exception exception)
-            {
-                _exception = exception;
-                _asyncResult.Complete(false);
-            }
-        }
-
-        private void EndRead(IAsyncResult ar)
-        {
-            try
-            {
-                int read = _source.EndRead(ar);
-                _moreDataToRead = read > 0;
-                var bufferIndex = (int)ar.AsyncState;
-                _sizes[bufferIndex] = read;
-            }
-            catch (Exception exception)
-            {
-                _exception = exception;
-                _asyncResult.Complete(false);
-                return;
-            }
-
-            if (_moreDataToRead && !_cancellationToken.IsCancellationRequested)
-            {
-                int usedBuffers = Interlocked.Increment(ref _buffersToWrite);
-                // if we incremented from zero to one, then it means we just 
-                // added the single buffer to write, so a writer could not 
-                // be busy, and we have to schedule one.
-                if (usedBuffers == 1)
-                    BeginWrite();
-                // test if there is at least a free buffer, and schedule
-                // a read, as we have read some data
-                if (usedBuffers < _bufferCount)
-                    BeginRead();
-            }
-            else
-            {
-                // we did not add a buffer, because no data was read, and 
-                // there is no buffer left to write so this is the end...
-                if (Thread.VolatileRead(ref _buffersToWrite) == 0)
-                {
-                    _asyncResult.Complete(false);
-                }
-            }
-        }
-
-        private void EndWrite(IAsyncResult ar)
-        {
-            try
-            {
-                _target.EndWrite(ar);
-            }
-            catch (Exception exception)
-            {
-                _exception = exception;
-                _asyncResult.Complete(false);
-                return;
-            }
-
-            int buffersLeftToWrite = Interlocked.Decrement(ref _buffersToWrite);
-            // no reader could be active if all buffers were full of data waiting to be written
-            bool noReaderIsBusy = buffersLeftToWrite == _bufferCount - 1;
-            // note that it is possible that both a reader and
-            // a writer see the end of the copy and call Complete
-            // on the _asyncResult object. That race condition is handled by
-            // Complete that ensures it is only executed fully once.
-
-            long bytesLeftToWrite;
-            if (_bytesToRead > 0)
-            {
-                bytesLeftToWrite = _bytesToRead - _totalBytesWritten;
-            }
-            else
-            {
-                bytesLeftToWrite = 1;
-            }
-
-            if (!_moreDataToRead || bytesLeftToWrite <= 0 || _cancellationToken.IsCancellationRequested)
-            {
-                // at this point we know no reader can schedule a read or write
-                if (Thread.VolatileRead(ref _buffersToWrite) == 0)
-                {
-                    // nothing left to write, so it is the end
-                    _asyncResult.Complete(false);
-                    return;
-                }
-            }
-            else
-                // here, we know we have something left to read, 
-                // so schedule a read if no read is busy
-                if (noReaderIsBusy)
-                BeginRead();
-
-            // also schedule a write if we are sure we did not write the last buffer
-            // note that if buffersLeftToWrite is zero and a reader has put another
-            // buffer to write between the time we decremented _buffersToWrite 
-            // and now, that reader will also schedule another write,
-            // as it will increment _buffersToWrite from zero to one
-            if (buffersLeftToWrite > 0)
-                BeginWrite();
-        }
-    }
-
-    internal class AsyncResult : IAsyncResult, IDisposable
-    {
-        // Fields set at construction which never change while
-        // operation is pending
-        private readonly AsyncCallback _asyncCallback;
-        private readonly object _asyncState;
-
-        // Fields set at construction which do change after
-        // operation completes
-        private const int StatePending = 0;
-        private const int StateCompletedSynchronously = 1;
-        private const int StateCompletedAsynchronously = 2;
-        private int _completedState = StatePending;
-
-        // Field that may or may not get set depending on usage
-        private ManualResetEvent _waitHandle;
-
-        internal AsyncResult(
-            AsyncCallback asyncCallback,
-            object state)
-        {
-            _asyncCallback = asyncCallback;
-            _asyncState = state;
-        }
-
-        internal bool Complete(bool completedSynchronously)
-        {
-            bool result = false;
-
-            // The _completedState field MUST be set prior calling the callback
-            int prevState = Interlocked.CompareExchange(ref _completedState,
-                completedSynchronously ? StateCompletedSynchronously :
-                StateCompletedAsynchronously, StatePending);
-            if (prevState == StatePending)
-            {
-                // If the event exists, set it
-                if (_waitHandle != null)
-                    _waitHandle.Set();
-
-                if (_asyncCallback != null)
-                    _asyncCallback(this);
-
-                result = true;
-            }
-
-            return result;
-        }
-
-        #region Implementation of IAsyncResult
-
-        public Object AsyncState { get { return _asyncState; } }
-
-        public bool CompletedSynchronously
-        {
-            get
-            {
-                return Thread.VolatileRead(ref _completedState) ==
-                    StateCompletedSynchronously;
-            }
-        }
-
-        public WaitHandle AsyncWaitHandle
-        {
-            get
-            {
-                if (_waitHandle == null)
-                {
-                    bool done = IsCompleted;
-                    var mre = new ManualResetEvent(done);
-                    if (Interlocked.CompareExchange(ref _waitHandle,
-                        mre, null) != null)
-                    {
-                        // Another thread created this object's event; dispose
-                        // the event we just created
-                        mre.Close();
-                    }
-                    else
-                    {
-                        if (!done && IsCompleted)
-                        {
-                            // If the operation wasn't done when we created
-                            // the event but now it is done, set the event
-                            _waitHandle.Set();
-                        }
-                    }
-                }
-                return _waitHandle;
-            }
-        }
-
-        public bool IsCompleted
-        {
-            get
-            {
-                return Thread.VolatileRead(ref _completedState) !=
-                    StatePending;
-            }
-        }
-        #endregion
-
-        public void Dispose()
-        {
-            if (_waitHandle != null)
-            {
-                _waitHandle.Dispose();
-                _waitHandle = null;
-            }
-        }
-    }
-}
diff --git a/Emby.Server.Implementations/LiveTv/TunerHosts/HdHomerun/HdHomerunHttpStream.cs b/Emby.Server.Implementations/LiveTv/TunerHosts/HdHomerun/HdHomerunHttpStream.cs
index d2e9c8bf0..84adf0cfc 100644
--- a/Emby.Server.Implementations/LiveTv/TunerHosts/HdHomerun/HdHomerunHttpStream.cs
+++ b/Emby.Server.Implementations/LiveTv/TunerHosts/HdHomerun/HdHomerunHttpStream.cs
@@ -158,58 +158,7 @@ namespace Emby.Server.Implementations.LiveTv.TunerHosts.HdHomerun
 
         public Task CopyToAsync(Stream stream, CancellationToken cancellationToken)
         {
-            if (_enableFileBuffer)
-            {
-                return CopyFileTo(_tempFilePath, stream, cancellationToken);
-            }
             return _multicastStream.CopyToAsync(stream, cancellationToken);
-            //return CopyFileTo(_tempFilePath, stream, cancellationToken);
-        }
-
-        protected async Task CopyFileTo(string path, Stream outputStream, CancellationToken cancellationToken)
-        {
-            long startPosition = -20000;
-            if (startPosition < 0)
-            {
-                var length = FileSystem.GetFileInfo(path).Length;
-                startPosition = Math.Max(length - startPosition, 0);
-            }
-
-            _logger.Info("Live stream starting position is {0} bytes", startPosition.ToString(CultureInfo.InvariantCulture));
-
-            var allowAsync = Environment.OperatingSystem != MediaBrowser.Model.System.OperatingSystem.Windows;
-            // use non-async filestream along with read due to https://github.com/dotnet/corefx/issues/6039
-
-            using (var inputStream = GetInputStream(path, startPosition, allowAsync))
-            {
-                if (startPosition > 0)
-                {
-                    inputStream.Position = startPosition;
-                }
-
-                while (!cancellationToken.IsCancellationRequested)
-                {
-                    long bytesRead;
-
-                    if (allowAsync)
-                    {
-                        bytesRead = await AsyncStreamCopier.CopyStream(inputStream, outputStream, 81920, 2, cancellationToken).ConfigureAwait(false);
-                    }
-                    else
-                    {
-                        StreamHelper.CopyTo(inputStream, outputStream, 81920, cancellationToken);
-                        bytesRead = 1;
-                    }
-
-                    //var position = fs.Position;
-                    //_logger.Debug("Streamed {0} bytes to position {1} from file {2}", bytesRead, position, path);
-
-                    if (bytesRead == 0)
-                    {
-                        await Task.Delay(100, cancellationToken).ConfigureAwait(false);
-                    }
-                }
-            }
         }
     }
 }
diff --git a/Emby.Server.Implementations/LiveTv/TunerHosts/HdHomerun/HdHomerunUdpStream.cs b/Emby.Server.Implementations/LiveTv/TunerHosts/HdHomerun/HdHomerunUdpStream.cs
index 5ad6e2e16..69fe59b4a 100644
--- a/Emby.Server.Implementations/LiveTv/TunerHosts/HdHomerun/HdHomerunUdpStream.cs
+++ b/Emby.Server.Implementations/LiveTv/TunerHosts/HdHomerun/HdHomerunUdpStream.cs
@@ -211,15 +211,8 @@ namespace Emby.Server.Implementations.LiveTv.TunerHosts.HdHomerun
                 {
                     long bytesRead;
 
-                    if (allowAsync)
-                    {
-                        bytesRead = await AsyncStreamCopier.CopyStream(inputStream, outputStream, 81920, 2, cancellationToken).ConfigureAwait(false);
-                    }
-                    else
-                    {
-                        StreamHelper.CopyTo(inputStream, outputStream, 81920, cancellationToken);
-                        bytesRead = 1;
-                    }
+                    StreamHelper.CopyTo(inputStream, outputStream, 81920, cancellationToken);
+                    bytesRead = 1;
 
                     //var position = fs.Position;
                     //_logger.Debug("Streamed {0} bytes to position {1} from file {2}", bytesRead, position, path);
@@ -285,22 +278,6 @@ namespace Emby.Server.Implementations.LiveTv.TunerHosts.HdHomerun
             //return taskCompletion.Task;
         }
 
-        private void StreamCopyCallback(IAsyncResult result)
-        {
-            var copier = (AsyncStreamCopier)result.AsyncState;
-            var taskCompletion = copier.TaskCompletionSource;
-
-            try
-            {
-                copier.EndCopy(result);
-                taskCompletion.TrySetResult(0);
-            }
-            catch (Exception ex)
-            {
-                taskCompletion.TrySetException(ex);
-            }
-        }
-
         public class UdpClientStream : Stream
         {
             private static int RtpHeaderBytes = 12;
diff --git a/Emby.Server.Implementations/Services/SwaggerService.cs b/Emby.Server.Implementations/Services/SwaggerService.cs
index 4590369fa..d684dce5d 100644
--- a/Emby.Server.Implementations/Services/SwaggerService.cs
+++ b/Emby.Server.Implementations/Services/SwaggerService.cs
@@ -30,6 +30,7 @@ namespace Emby.Server.Implementations.Services
         public string description { get; set; }
         public string version { get; set; }
         public string title { get; set; }
+        public string termsOfService { get; set; }
 
         public SwaggerConcactInfo contact { get; set; }
     }
@@ -90,10 +91,12 @@ namespace Emby.Server.Implementations.Services
         public string @default { get; set; }
     }
 
-    public class SwaggerService : IService
+    public class SwaggerService : IService, IRequiresRequest
     {
         private SwaggerSpec _spec;
 
+        public IRequest Request { get; set; }
+
         public object Get(GetSwaggerSpec request)
         {
             return _spec ?? (_spec = GetSpec());
@@ -101,6 +104,13 @@ namespace Emby.Server.Implementations.Services
 
         private SwaggerSpec GetSpec()
         {
+            string host = null;
+            Uri uri;
+            if (Uri.TryCreate(Request.RawUrl, UriKind.Absolute, out uri))
+            {
+                host = uri.Host;
+            }
+
             var spec = new SwaggerSpec
             {
                 schemes = new[] { "http" },
@@ -109,15 +119,18 @@ namespace Emby.Server.Implementations.Services
                 info = new SwaggerInfo
                 {
                     title = "Emby Server API",
-                    version = "1",
+                    version = "1.0.0",
                     description = "Explore the Emby Server API",
                     contact = new SwaggerConcactInfo
                     {
                         email = "api@emby.media"
-                    }
+                    },
+                    termsOfService = "https://emby.media/terms"
                 },
                 paths = GetPaths(),
-                definitions = GetDefinitions()
+                definitions = GetDefinitions(),
+                basePath = "/emby",
+                host = host
             };
 
             return spec;
@@ -144,6 +157,15 @@ namespace Emby.Server.Implementations.Services
             {
                 foreach (var info in current.Value)
                 {
+                    if (info.Path.StartsWith("/mediabrowser", StringComparison.OrdinalIgnoreCase))
+                    {
+                        continue;
+                    }
+                    if (info.Path.StartsWith("/emby", StringComparison.OrdinalIgnoreCase))
+                    {
+                        continue;
+                    }
+
                     paths[info.Path] = GetPathInfo(info);
                 }
             }
@@ -154,10 +176,19 @@ namespace Emby.Server.Implementations.Services
         private Dictionary<string, SwaggerMethod> GetPathInfo(RestPath info)
         {
             var result = new Dictionary<string, SwaggerMethod>();
-            
+
             foreach (var verb in info.Verbs)
             {
-                result[verb] = new SwaggerMethod
+                var responses = new Dictionary<string, SwaggerResponse>
+                {
+                };
+
+                responses["200"] = new SwaggerResponse
+                {
+                    description = "OK"
+                };
+
+                result[verb.ToLower()] = new SwaggerMethod
                 {
                     summary = info.Summary,
                     produces = new[]
@@ -173,7 +204,9 @@ namespace Emby.Server.Implementations.Services
                     operationId = info.RequestType.Name,
                     tags = new string[] { },
 
-                    parameters = new SwaggerParam[] { }
+                    parameters = new SwaggerParam[] { },
+
+                    responses = responses
                 };
             }