diff options
Diffstat (limited to 'RSSDP/SsdpCommunicationsServer.cs')
| -rw-r--r-- | RSSDP/SsdpCommunicationsServer.cs | 124 |
1 files changed, 60 insertions, 64 deletions
diff --git a/RSSDP/SsdpCommunicationsServer.cs b/RSSDP/SsdpCommunicationsServer.cs index 768fad5ec..42563e2ed 100644 --- a/RSSDP/SsdpCommunicationsServer.cs +++ b/RSSDP/SsdpCommunicationsServer.cs @@ -32,10 +32,10 @@ namespace Rssdp.Infrastructure * port to use, we will default to 0 which allows the underlying system to auto-assign a free port. */ - private object _BroadcastListenSocketSynchroniser = new object(); + private object _BroadcastListenSocketSynchroniser = new(); private List<Socket> _MulticastListenSockets; - private object _SendSocketSynchroniser = new object(); + private object _SendSocketSynchroniser = new(); private List<Socket> _sendSockets; private HttpRequestParser _RequestParser; @@ -48,7 +48,6 @@ namespace Rssdp.Infrastructure private int _MulticastTtl; private bool _IsShared; - private readonly bool _enableMultiSocketBinding; /// <summary> /// Raised when a HTTPU request message is received by a socket (unicast or multicast). @@ -64,9 +63,11 @@ namespace Rssdp.Infrastructure /// Minimum constructor. /// </summary> /// <exception cref="ArgumentNullException">The <paramref name="socketFactory"/> argument is null.</exception> - public SsdpCommunicationsServer(ISocketFactory socketFactory, - INetworkManager networkManager, ILogger logger, bool enableMultiSocketBinding) - : this(socketFactory, 0, SsdpConstants.SsdpDefaultMulticastTimeToLive, networkManager, logger, enableMultiSocketBinding) + public SsdpCommunicationsServer( + ISocketFactory socketFactory, + INetworkManager networkManager, + ILogger logger) + : this(socketFactory, 0, SsdpConstants.SsdpDefaultMulticastTimeToLive, networkManager, logger) { } @@ -76,7 +77,12 @@ namespace Rssdp.Infrastructure /// </summary> /// <exception cref="ArgumentNullException">The <paramref name="socketFactory"/> argument is null.</exception> /// <exception cref="ArgumentOutOfRangeException">The <paramref name="multicastTimeToLive"/> argument is less than or equal to zero.</exception> - public SsdpCommunicationsServer(ISocketFactory socketFactory, int localPort, int multicastTimeToLive, INetworkManager networkManager, ILogger logger, bool enableMultiSocketBinding) + public SsdpCommunicationsServer( + ISocketFactory socketFactory, + int localPort, + int multicastTimeToLive, + INetworkManager networkManager, + ILogger logger) { if (socketFactory is null) { @@ -88,19 +94,18 @@ namespace Rssdp.Infrastructure throw new ArgumentOutOfRangeException(nameof(multicastTimeToLive), "multicastTimeToLive must be greater than zero."); } - _BroadcastListenSocketSynchroniser = new object(); - _SendSocketSynchroniser = new object(); + _BroadcastListenSocketSynchroniser = new(); + _SendSocketSynchroniser = new(); _LocalPort = localPort; _SocketFactory = socketFactory; - _RequestParser = new HttpRequestParser(); - _ResponseParser = new HttpResponseParser(); + _RequestParser = new(); + _ResponseParser = new(); _MulticastTtl = multicastTimeToLive; _networkManager = networkManager; _logger = logger; - _enableMultiSocketBinding = enableMultiSocketBinding; } /// <summary> @@ -335,7 +340,7 @@ namespace Rssdp.Infrastructure { sockets = sockets.ToList(); - var tasks = sockets.Where(s => (fromlocalIPAddress is null || fromlocalIPAddress.Equals(((IPEndPoint)s.LocalEndPoint).Address))) + var tasks = sockets.Where(s => fromlocalIPAddress is null || fromlocalIPAddress.Equals(((IPEndPoint)s.LocalEndPoint).Address)) .Select(s => SendFromSocket(s, messageData, destination, cancellationToken)); return Task.WhenAll(tasks); } @@ -347,33 +352,26 @@ namespace Rssdp.Infrastructure { var sockets = new List<Socket>(); var multicastGroupAddress = IPAddress.Parse(SsdpConstants.MulticastLocalAdminAddress); - if (_enableMultiSocketBinding) - { - // IPv6 is currently unsupported - var validInterfaces = _networkManager.GetInternalBindAddresses() - .Where(x => x.Address is not null) - .Where(x => x.AddressFamily == AddressFamily.InterNetwork) - .DistinctBy(x => x.Index); - foreach (var intf in validInterfaces) + // IPv6 is currently unsupported + var validInterfaces = _networkManager.GetInternalBindAddresses() + .Where(x => x.Address is not null) + .Where(x => x.SupportsMulticast) + .Where(x => x.AddressFamily == AddressFamily.InterNetwork) + .DistinctBy(x => x.Index); + + foreach (var intf in validInterfaces) + { + try { - try - { - var socket = _SocketFactory.CreateUdpMulticastSocket(multicastGroupAddress, intf, _MulticastTtl, SsdpConstants.MulticastPort); - _ = ListenToSocketInternal(socket); - sockets.Add(socket); - } - catch (Exception ex) - { - _logger.LogError(ex, "Error in CreateMulticastSocketsAndListen. IP address: {0}", intf.Address); - } + var socket = _SocketFactory.CreateUdpMulticastSocket(multicastGroupAddress, intf, _MulticastTtl, SsdpConstants.MulticastPort); + _ = ListenToSocketInternal(socket); + sockets.Add(socket); + } + catch (Exception ex) + { + _logger.LogError(ex, "Failed to create SSDP UDP multicast socket for {0} on interface {1} (index {2})", intf.Address, intf.Name, intf.Index); } - } - else - { - var socket = _SocketFactory.CreateUdpMulticastSocket(multicastGroupAddress, new IPData(IPAddress.Any, null), _MulticastTtl, SsdpConstants.MulticastPort); - _ = ListenToSocketInternal(socket); - sockets.Add(socket); } return sockets; @@ -382,34 +380,32 @@ namespace Rssdp.Infrastructure private List<Socket> CreateSendSockets() { var sockets = new List<Socket>(); - if (_enableMultiSocketBinding) + + // IPv6 is currently unsupported + var validInterfaces = _networkManager.GetInternalBindAddresses() + .Where(x => x.Address is not null) + .Where(x => x.SupportsMulticast) + .Where(x => x.AddressFamily == AddressFamily.InterNetwork); + + if (OperatingSystem.IsMacOS()) { - // IPv6 is currently unsupported - var validInterfaces = _networkManager.GetInternalBindAddresses() - .Where(x => x.Address is not null) - .Where(x => x.AddressFamily == AddressFamily.InterNetwork); + // Manually remove loopback on macOS due to https://github.com/dotnet/runtime/issues/24340 + validInterfaces = validInterfaces.Where(x => !x.Address.Equals(IPAddress.Loopback)); + } - foreach (var intf in validInterfaces) + foreach (var intf in validInterfaces) + { + try { - try - { - var socket = _SocketFactory.CreateSsdpUdpSocket(intf, _LocalPort); - _ = ListenToSocketInternal(socket); - sockets.Add(socket); - } - catch (Exception ex) - { - _logger.LogError(ex, "Error in CreateSsdpUdpSocket. IPAddress: {0}", intf.Address); - } + var socket = _SocketFactory.CreateSsdpUdpSocket(intf, _LocalPort); + _ = ListenToSocketInternal(socket); + sockets.Add(socket); + } + catch (Exception ex) + { + _logger.LogError(ex, "Failed to create SSDP UDP sender socket for {0} on interface {1} (index {2})", intf.Address, intf.Name, intf.Index); } } - else - { - var socket = _SocketFactory.CreateSsdpUdpSocket(new IPData(IPAddress.Any, null), _LocalPort); - _ = ListenToSocketInternal(socket); - sockets.Add(socket); - } - return sockets; } @@ -423,7 +419,7 @@ namespace Rssdp.Infrastructure { try { - var result = await socket.ReceiveMessageFromAsync(receiveBuffer, SocketFlags.None, new IPEndPoint(IPAddress.Any, 0), CancellationToken.None).ConfigureAwait(false); + var result = await socket.ReceiveMessageFromAsync(receiveBuffer, new IPEndPoint(IPAddress.Any, _LocalPort), CancellationToken.None).ConfigureAwait(false); if (result.ReceivedBytes > 0) { @@ -431,7 +427,7 @@ namespace Rssdp.Infrastructure var localEndpointAdapter = _networkManager.GetAllBindInterfaces().First(a => a.Index == result.PacketInformation.Interface); ProcessMessage( - UTF8Encoding.UTF8.GetString(receiveBuffer, 0, result.ReceivedBytes), + Encoding.UTF8.GetString(receiveBuffer, 0, result.ReceivedBytes), remoteEndpoint, localEndpointAdapter.Address); } @@ -511,13 +507,13 @@ namespace Rssdp.Infrastructure return; } - var handlers = this.RequestReceived; + var handlers = RequestReceived; handlers?.Invoke(this, new RequestReceivedEventArgs(data, remoteEndPoint, receivedOnlocalIPAddress)); } private void OnResponseReceived(HttpResponseMessage data, IPEndPoint endPoint, IPAddress localIPAddress) { - var handlers = this.ResponseReceived; + var handlers = ResponseReceived; handlers?.Invoke(this, new ResponseReceivedEventArgs(data, endPoint) { LocalIPAddress = localIPAddress |