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stub out dlna server

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This commit is contained in:
Luke Pulverenti 2014-03-24 08:47:39 -04:00
parent 1c3c12ebf6
commit 501dedb13c
9 changed files with 623 additions and 11 deletions
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22
MediaBrowser.Api/ScheduledTasks/ScheduledTasksWebSocketListener.cs
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@ -39,6 +39,8 @@ namespace MediaBrowser.Api.ScheduledTasks
TaskManager = taskManager;
}
private bool _lastResponseHadTasksRunning = true;
/// <summary>
/// Gets the data to send.
/// </summary>
@ -46,7 +48,25 @@ namespace MediaBrowser.Api.ScheduledTasks
/// <returns>Task{IEnumerable{TaskInfo}}.</returns>
protected override Task<IEnumerable<TaskInfo>> GetDataToSend(object state)
{
return Task.FromResult(TaskManager.ScheduledTasks
var tasks = TaskManager.ScheduledTasks.ToList();
var anyRunning = tasks.Any(i => i.State != TaskState.Idle);
if (anyRunning)
{
_lastResponseHadTasksRunning = true;
}
else
{
if (!_lastResponseHadTasksRunning)
{
return Task.FromResult<IEnumerable<TaskInfo>>(null);
}
_lastResponseHadTasksRunning = false;
}
return Task.FromResult(tasks
.OrderBy(i => i.Name)
.Select(ScheduledTaskHelpers.GetTaskInfo)
.Where(i => !i.IsHidden));

10
MediaBrowser.Common/Net/BasePeriodicWebSocketListener.cs
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@ -1,11 +1,11 @@
using System.Globalization;
using MediaBrowser.Model.Logging;
using MediaBrowser.Model.Logging;
using MediaBrowser.Model.Net;
using System;
using System.Collections.Generic;
using System.Globalization;
using System.Linq;
using System.Threading;
using System.Threading.Tasks;
using MediaBrowser.Model.Net;
namespace MediaBrowser.Common.Net
{
@ -16,6 +16,7 @@ namespace MediaBrowser.Common.Net
/// <typeparam name="TStateType">The type of the T state type.</typeparam>
public abstract class BasePeriodicWebSocketListener<TReturnDataType, TStateType> : IWebSocketListener, IDisposable
where TStateType : class, new()
where TReturnDataType : class
{
/// <summary>
/// The _active connections
@ -144,12 +145,15 @@ namespace MediaBrowser.Common.Net
var data = await GetDataToSend(tuple.Item4).ConfigureAwait(false);
if (data != null)
{
await connection.SendAsync(new WebSocketMessage<TReturnDataType>
{
MessageType = Name,
Data = data
}, tuple.Item2.Token).ConfigureAwait(false);
}
tuple.Item5.Release();
}

9
MediaBrowser.Dlna/MediaBrowser.Dlna.csproj
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@ -98,6 +98,11 @@
<Compile Include="Profiles\Xbox360Profile.cs" />
<Compile Include="Profiles\XboxOneProfile.cs" />
<Compile Include="Properties\AssemblyInfo.cs" />
<Compile Include="Server\DlnaServerEntryPoint.cs" />
<Compile Include="Server\Headers.cs" />
<Compile Include="Server\RawHeaders.cs" />
<Compile Include="Server\SsdpHandler.cs" />
<Compile Include="Server\UpnpDevice.cs" />
</ItemGroup>
<ItemGroup>
<ProjectReference Include="..\MediaBrowser.Common\MediaBrowser.Common.csproj">
@ -113,9 +118,7 @@
<Name>MediaBrowser.Model</Name>
</ProjectReference>
</ItemGroup>
<ItemGroup>
<Folder Include="Server\" />
</ItemGroup>
<ItemGroup />
<Import Project="$(MSBuildToolsPath)\Microsoft.CSharp.targets" />
<!-- To modify your build process, add your task inside one of the targets below and uncomment it.
Other similar extension points exist, see Microsoft.Common.targets.

115
MediaBrowser.Dlna/Server/DlnaServerEntryPoint.cs Normal file
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@ -0,0 +1,115 @@
using MediaBrowser.Common;
using MediaBrowser.Controller.Configuration;
using MediaBrowser.Controller.Plugins;
using MediaBrowser.Model.Logging;
using System;
namespace MediaBrowser.Dlna.Server
{
public class DlnaServerEntryPoint : IServerEntryPoint
{
private readonly IServerConfigurationManager _config;
private readonly ILogger _logger;
private SsdpHandler _ssdpHandler;
private readonly IApplicationHost _appHost;
public DlnaServerEntryPoint(IServerConfigurationManager config, ILogManager logManager, IApplicationHost appHost)
{
_config = config;
_appHost = appHost;
_logger = logManager.GetLogger("DlnaServer");
}
public void Run()
{
_config.ConfigurationUpdated += ConfigurationUpdated;
//ReloadServer();
}
void ConfigurationUpdated(object sender, EventArgs e)
{
//ReloadServer();
}
private void ReloadServer()
{
var isStarted = _ssdpHandler != null;
if (_config.Configuration.DlnaOptions.EnableServer && !isStarted)
{
StartServer();
}
else if (!_config.Configuration.DlnaOptions.EnableServer && isStarted)
{
DisposeServer();
}
}
private readonly object _syncLock = new object();
private void StartServer()
{
var signature = GenerateServerSignature();
lock (_syncLock)
{
try
{
_ssdpHandler = new SsdpHandler(_logger, _config, signature);
}
catch (Exception ex)
{
_logger.ErrorException("Error starting Dlna server", ex);
}
}
}
private void DisposeServer()
{
lock (_syncLock)
{
if (_ssdpHandler != null)
{
try
{
_ssdpHandler.Dispose();
}
catch (Exception ex)
{
_logger.ErrorException("Error disposing Dlna server", ex);
}
_ssdpHandler = null;
}
}
}
private string GenerateServerSignature()
{
var os = Environment.OSVersion;
var pstring = os.Platform.ToString();
switch (os.Platform)
{
case PlatformID.Win32NT:
case PlatformID.Win32S:
case PlatformID.Win32Windows:
pstring = "WIN";
break;
}
return String.Format(
"{0}{1}/{2}.{3} UPnP/1.0 DLNADOC/1.5 MediaBrowser/{4}",
pstring,
IntPtr.Size * 8,
os.Version.Major,
os.Version.Minor,
_appHost.ApplicationVersion
);
}
public void Dispose()
{
DisposeServer();
}
}
}

164
MediaBrowser.Dlna/Server/Headers.cs Normal file
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@ -0,0 +1,164 @@
using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Text;
using System.Text.RegularExpressions;
namespace MediaBrowser.Dlna.Server
{
public class Headers : IDictionary<string, string>
{
private readonly bool _asIs = false;
private readonly Dictionary<string, string> _dict = new Dictionary<string, string>();
private readonly static Regex Validator = new Regex(@"^[a-z\d][a-z\d_.-]+$", RegexOptions.Compiled | RegexOptions.IgnoreCase);
protected Headers(bool asIs)
{
_asIs = asIs;
}
public Headers()
: this(asIs: false)
{
}
public int Count
{
get
{
return _dict.Count;
}
}
public string HeaderBlock
{
get
{
var hb = new StringBuilder();
foreach (var h in this)
{
hb.AppendFormat("{0}: {1}\r\n", h.Key, h.Value);
}
return hb.ToString();
}
}
public Stream HeaderStream
{
get
{
return new MemoryStream(Encoding.ASCII.GetBytes(HeaderBlock));
}
}
public bool IsReadOnly
{
get
{
return false;
}
}
public ICollection<string> Keys
{
get
{
return _dict.Keys;
}
}
public ICollection<string> Values
{
get
{
return _dict.Values;
}
}
public string this[string key]
{
get
{
return _dict[Normalize(key)];
}
set
{
_dict[Normalize(key)] = value;
}
}
private string Normalize(string header)
{
if (!_asIs)
{
header = header.ToLower();
}
header = header.Trim();
if (!Validator.IsMatch(header))
{
throw new ArgumentException("Invalid header: " + header);
}
return header;
}
System.Collections.IEnumerator System.Collections.IEnumerable.GetEnumerator()
{
return _dict.GetEnumerator();
}
public void Add(KeyValuePair<string, string> item)
{
Add(item.Key, item.Value);
}
public void Add(string key, string value)
{
_dict.Add(Normalize(key), value);
}
public void Clear()
{
_dict.Clear();
}
public bool Contains(KeyValuePair<string, string> item)
{
var p = new KeyValuePair<string, string>(Normalize(item.Key), item.Value);
return _dict.Contains(p);
}
public bool ContainsKey(string key)
{
return _dict.ContainsKey(Normalize(key));
}
public void CopyTo(KeyValuePair<string, string>[] array, int arrayIndex)
{
throw new NotImplementedException();
}
public IEnumerator<KeyValuePair<string, string>> GetEnumerator()
{
return _dict.GetEnumerator();
}
public bool Remove(string key)
{
return _dict.Remove(Normalize(key));
}
public bool Remove(KeyValuePair<string, string> item)
{
return Remove(item.Key);
}
public override string ToString()
{
return string.Format("({0})", string.Join(", ", (from x in _dict
select string.Format("{0}={1}", x.Key, x.Value))));
}
public bool TryGetValue(string key, out string value)
{
return _dict.TryGetValue(Normalize(key), out value);
}
}
}

16
MediaBrowser.Dlna/Server/RawHeaders.cs Normal file
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@ -0,0 +1,16 @@
using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
namespace MediaBrowser.Dlna.Server
{
public class RawHeaders : Headers
{
public RawHeaders()
: base(true)
{
}
}
}

260
MediaBrowser.Dlna/Server/SsdpHandler.cs Normal file
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@ -0,0 +1,260 @@
using MediaBrowser.Controller.Configuration;
using MediaBrowser.Model.Logging;
using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Net;
using System.Net.Sockets;
using System.Text;
namespace MediaBrowser.Dlna.Server
{
public class SsdpHandler : IDisposable
{
private readonly ILogger _logger;
private readonly IServerConfigurationManager _config;
private readonly string _serverSignature;
private bool _isDisposed = false;
const string SSDPAddr = "239.255.255.250";
const int SSDPPort = 1900;
private readonly IPEndPoint _ssdpEndp = new IPEndPoint(IPAddress.Parse(SSDPAddr), SSDPPort);
private readonly IPAddress _ssdpIp = IPAddress.Parse(SSDPAddr);
private UdpClient _udpClient;
private readonly Dictionary<Guid, List<UpnpDevice>> _devices = new Dictionary<Guid, List<UpnpDevice>>();
public SsdpHandler(ILogger logger, IServerConfigurationManager config, string serverSignature)
{
_logger = logger;
_config = config;
_serverSignature = serverSignature;
Start();
}
private IEnumerable<UpnpDevice> Devices
{
get
{
UpnpDevice[] devs;
lock (_devices)
{
devs = _devices.Values.SelectMany(i => i).ToArray();
}
return devs;
}
}
private void Start()
{
_udpClient = new UdpClient();
_udpClient.Client.UseOnlyOverlappedIO = true;
_udpClient.Client.SetSocketOption(SocketOptionLevel.Socket, SocketOptionName.ReuseAddress, true);
_udpClient.ExclusiveAddressUse = false;
_udpClient.Client.Bind(new IPEndPoint(IPAddress.Any, SSDPPort));
_udpClient.JoinMulticastGroup(_ssdpIp, 2);
_logger.Info("SSDP service started");
Receive();
}
private void Receive()
{
try
{
_udpClient.BeginReceive(ReceiveCallback, null);
}
catch (ObjectDisposedException)
{
}
}
private void ReceiveCallback(IAsyncResult result)
{
try
{
var endpoint = new IPEndPoint(IPAddress.None, SSDPPort);
var received = _udpClient.EndReceive(result, ref endpoint);
if (_config.Configuration.DlnaOptions.EnableDebugLogging)
{
_logger.Debug("{0} - SSDP Received a datagram", endpoint);
}
using (var reader = new StreamReader(new MemoryStream(received), Encoding.ASCII))
{
var proto = (reader.ReadLine() ?? string.Empty).Trim();
var method = proto.Split(new[] { ' ' }, 2)[0];
var headers = new Headers();
for (var line = reader.ReadLine(); line != null; line = reader.ReadLine())
{
line = line.Trim();
if (string.IsNullOrEmpty(line))
{
break;
}
var parts = line.Split(new char[] { ':' }, 2);
headers[parts[0]] = parts[1].Trim();
}
if (_config.Configuration.DlnaOptions.EnableDebugLogging)
{
_logger.Debug("{0} - Datagram method: {1}", endpoint, method);
//_logger.Debug(headers);
}
if (string.Equals(method, "M-SEARCH", StringComparison.OrdinalIgnoreCase))
{
RespondToSearch(endpoint, headers["st"]);
}
}
}
catch (Exception ex)
{
_logger.ErrorException("Failed to read SSDP message", ex);
}
if (!_isDisposed)
{
Receive();
}
}
private void RespondToSearch(IPEndPoint endpoint, string req)
{
if (req == "ssdp:all")
{
req = null;
}
if (_config.Configuration.DlnaOptions.EnableDebugLogging)
{
_logger.Debug("RespondToSearch");
}
foreach (var d in Devices)
{
if (!string.IsNullOrEmpty(req) && req != d.Type)
{
continue;
}
SendSearchResponse(endpoint, d);
}
}
private void SendSearchResponse(IPEndPoint endpoint, UpnpDevice dev)
{
var headers = new RawHeaders();
headers.Add("CACHE-CONTROL", "max-age = 600");
headers.Add("DATE", DateTime.Now.ToString("R"));
headers.Add("EXT", "");
headers.Add("LOCATION", dev.Descriptor.ToString());
headers.Add("SERVER", _serverSignature);
headers.Add("ST", dev.Type);
headers.Add("USN", dev.USN);
SendDatagram(endpoint, String.Format("HTTP/1.1 200 OK\r\n{0}\r\n", headers.HeaderBlock), false);
_logger.Info("{1} - Responded to a {0} request", dev.Type, endpoint);
}
private void SendDatagram(IPEndPoint endpoint, string msg, bool sticky)
{
if (_isDisposed)
{
return;
}
//var dgram = new Datagram(endpoint, msg, sticky);
//if (messageQueue.Count == 0)
//{
// dgram.Send();
//}
//messageQueue.Enqueue(dgram);
//queueTimer.Enabled = true;
}
private void NotifyAll()
{
_logger.Debug("NotifyAll");
foreach (var d in Devices)
{
NotifyDevice(d, "alive", false);
}
}
private void NotifyDevice(UpnpDevice dev, string type, bool sticky)
{
_logger.Debug("NotifyDevice");
var headers = new RawHeaders();
headers.Add("HOST", "239.255.255.250:1900");
headers.Add("CACHE-CONTROL", "max-age = 600");
headers.Add("LOCATION", dev.Descriptor.ToString());
headers.Add("SERVER", _serverSignature);
headers.Add("NTS", "ssdp:" + type);
headers.Add("NT", dev.Type);
headers.Add("USN", dev.USN);
SendDatagram(_ssdpEndp, String.Format("NOTIFY * HTTP/1.1\r\n{0}\r\n", headers.HeaderBlock), sticky);
_logger.Debug("{0} said {1}", dev.USN, type);
}
private void RegisterNotification(Guid UUID, Uri Descriptor)
{
List<UpnpDevice> list;
lock (_devices)
{
if (!_devices.TryGetValue(UUID, out list))
{
_devices.Add(UUID, list = new List<UpnpDevice>());
}
}
foreach (var t in new[] { "upnp:rootdevice", "urn:schemas-upnp-org:device:MediaServer:1", "urn:schemas-upnp-org:service:ContentDirectory:1", "uuid:" + UUID })
{
list.Add(new UpnpDevice(UUID, t, Descriptor));
}
NotifyAll();
_logger.Debug("Registered mount {0}", UUID);
}
internal void UnregisterNotification(Guid UUID)
{
List<UpnpDevice> dl;
lock (_devices)
{
if (!_devices.TryGetValue(UUID, out dl))
{
return;
}
_devices.Remove(UUID);
}
foreach (var d in dl)
{
NotifyDevice(d, "byebye", true);
}
_logger.Debug("Unregistered mount {0}", UUID);
}
public void Dispose()
{
_isDisposed = true;
//while (messageQueue.Count != 0)
//{
// datagramPosted.WaitOne();
//}
_udpClient.DropMulticastGroup(_ssdpIp);
_udpClient.Close();
//notificationTimer.Enabled = false;
//queueTimer.Enabled = false;
//notificationTimer.Dispose();
//queueTimer.Dispose();
//datagramPosted.Dispose();
}
}
}

28
MediaBrowser.Dlna/Server/UpnpDevice.cs Normal file
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@ -0,0 +1,28 @@
using System;
namespace MediaBrowser.Dlna.Server
{
public sealed class UpnpDevice
{
public readonly Uri Descriptor;
public readonly string Type;
public readonly string USN;
public readonly Guid Uuid;
public UpnpDevice(Guid aUuid, string aType, Uri aDescriptor)
{
Uuid = aUuid;
Type = aType;
Descriptor = aDescriptor;
if (Type.StartsWith("uuid:"))
{
USN = Type;
}
else
{
USN = String.Format("uuid:{0}::{1}", Uuid.ToString(), Type);
}
}
}
}

2
MediaBrowser.Model/Configuration/DlnaOptions.cs
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@ -4,12 +4,14 @@ namespace MediaBrowser.Model.Configuration
public class DlnaOptions
{
public bool EnablePlayTo { get; set; }
public bool EnableServer { get; set; }
public bool EnableDebugLogging { get; set; }
public int ClientDiscoveryIntervalSeconds { get; set; }
public DlnaOptions()
{
EnablePlayTo = true;
EnableServer = true;
ClientDiscoveryIntervalSeconds = 60;
}
}