/// <summary>
/// Used to establish the connection used by this server and begin listening for incoming messages.
/// </summary>
/// <returns>A <see cref="Task"/> to handle the server listen operation. This task will not resolve as long as the server is running.</returns>
public Task StartAsync()
{
_closedSignal = new TaskCompletionSource <string>();
_sender.Connect(_websocketTransport);
_receiver.Connect(_websocketTransport);
return(_closedSignal.Task);
}
/// <summary>
/// Establish a connection with optional custom headers.
/// </summary>
/// <param name="requestHeaders">An optional <see cref="IDictionary{TKey, TValue}"/> of string header names and string header values to include when sending the
/// initial request to establish this connection.
/// </param>
/// <returns>A <see cref="Task"/> that will not resolve until the client stops listening for incoming messages.</returns>
public async Task ConnectAsync(IDictionary <string, string> requestHeaders = null)
{
if (IsConnected)
{
return;
}
var clientWebSocket = new ClientWebSocket();
if (requestHeaders != null)
{
foreach (var key in requestHeaders.Keys)
{
clientWebSocket.Options.SetRequestHeader(key, requestHeaders[key]);
}
}
await clientWebSocket.ConnectAsync(new Uri(_url), CancellationToken.None).ConfigureAwait(false);
var socketTransport = new WebSocketTransport(clientWebSocket);
// Listen for disconnected events.
_sender.Disconnected += OnConnectionDisconnected;
_receiver.Disconnected += OnConnectionDisconnected;
_sender.Connect(socketTransport);
_receiver.Connect(socketTransport);
IsConnected = true;
}
/// <summary>
/// Used to establish the connection used by this server and begin listening for incoming messages.
/// </summary>
/// <returns>A <see cref="Task"/> to handle the server listen operation. This task will not resolve as long as the server is running.</returns>
public async Task StartAsync()
{
var incomingPipeName = _baseName + NamedPipeTransport.ServerIncomingPath;
var incomingServer = new NamedPipeServerStream(incomingPipeName, PipeDirection.In, NamedPipeServerStream.MaxAllowedServerInstances, PipeTransmissionMode.Byte, PipeOptions.WriteThrough | PipeOptions.Asynchronous);
await incomingServer.WaitForConnectionAsync().ConfigureAwait(false);
var outgoingPipeName = _baseName + NamedPipeTransport.ServerOutgoingPath;
var outgoingServer = new NamedPipeServerStream(outgoingPipeName, PipeDirection.Out, NamedPipeServerStream.MaxAllowedServerInstances, PipeTransmissionMode.Byte, PipeOptions.WriteThrough | PipeOptions.Asynchronous);
await outgoingServer.WaitForConnectionAsync().ConfigureAwait(false);
_sender.Connect(new NamedPipeTransport(outgoingServer));
_receiver.Connect(new NamedPipeTransport(incomingServer));
}
/// <summary>
/// Establish a connection with optional custom headers.
/// </summary>
/// <param name="requestHeaders">An optional <see cref="IDictionary{TKey, TValue}"/> of string header names and string header values to include when sending the
/// initial request to establish this connection.
/// </param>
/// <returns>A <see cref="Task"/> that will not resolve until the client stops listening for incoming messages.</returns>
public async Task ConnectAsync(IDictionary <string, string> requestHeaders)
{
var outgoingPipeName = _baseName + NamedPipeTransport.ServerIncomingPath;
var outgoing = new NamedPipeClientStream(".", outgoingPipeName, PipeDirection.Out, PipeOptions.WriteThrough | PipeOptions.Asynchronous);
await outgoing.ConnectAsync().ConfigureAwait(false);
var incomingPipeName = _baseName + NamedPipeTransport.ServerOutgoingPath;
var incoming = new NamedPipeClientStream(".", incomingPipeName, PipeDirection.In, PipeOptions.WriteThrough | PipeOptions.Asynchronous);
await incoming.ConnectAsync().ConfigureAwait(false);
_sender.Connect(new NamedPipeTransport(outgoing));
_receiver.Connect(new NamedPipeTransport(incoming));
}
/// <summary>
/// Establish a connection with optional custom headers.
/// </summary>
/// <param name="requestHeaders">An optional <see cref="IDictionary{TKey, TValue}"/> of string header names and string header values to include when sending the
/// initial request to establish this connection.
/// </param>
/// <param name="cancellationToken">An optional <see cref="CancellationToken"/> used to signal this operation should be cancelled.</param>
/// <returns>A <see cref="Task"/> that will not resolve until the client stops listening for incoming messages.</returns>
#pragma warning disable VSTHRD200 // Use "Async" suffix for async methods (can't change this without breaking binary compat)
public async Task ConnectAsyncEx(IDictionary <string, string> requestHeaders = null, CancellationToken cancellationToken = default(CancellationToken))
#pragma warning restore VSTHRD200 // Use "Async" suffix for async methods
{
if (IsConnected)
{
return;
}
var clientWebSocket = new ClientWebSocket();
if (requestHeaders != null)
{
foreach (var key in requestHeaders.Keys)
{
clientWebSocket.Options.SetRequestHeader(key, requestHeaders[key]);
}
}
await clientWebSocket.ConnectAsync(new Uri(_url), cancellationToken).ConfigureAwait(false);
#pragma warning disable CA2000 // Dispose objects before losing scope
// We don't dispose the websocket, since WebSocketTransport is now
// the owner of the web socket.
var socketTransport = new WebSocketTransport(clientWebSocket);
#pragma warning restore CA2000 // Dispose objects before losing scope
// Listen for disconnected events.
_sender.Disconnected += OnConnectionDisconnected;
_receiver.Disconnected += OnConnectionDisconnected;
_sender.Connect(socketTransport);
_receiver.Connect(socketTransport);
IsConnected = true;
}
/// <summary>
/// Establish a connection with optional custom headers.
/// </summary>
/// <param name="requestHeaders">An optional <see cref="IDictionary{TKey, TValue}"/> of string header names and string header values to include when sending the
/// initial request to establish this connection.
/// </param>
/// <returns>A <see cref="Task"/> that will not resolve until the client stops listening for incoming messages.</returns>
public async Task ConnectAsync(IDictionary <string, string> requestHeaders)
{
var outgoingPipeName = _baseName + NamedPipeTransport.ServerIncomingPath;
var outgoing = new NamedPipeClientStream(".", outgoingPipeName, PipeDirection.Out, PipeOptions.WriteThrough | PipeOptions.Asynchronous);
await outgoing.ConnectAsync().ConfigureAwait(false);
var incomingPipeName = _baseName + NamedPipeTransport.ServerOutgoingPath;
var incoming = new NamedPipeClientStream(".", incomingPipeName, PipeDirection.In, PipeOptions.WriteThrough | PipeOptions.Asynchronous);
await incoming.ConnectAsync().ConfigureAwait(false);
#pragma warning disable CA2000 // Dispose objects before losing scope
// We don't dispose the websocket, since NamedPipeTransport is now
// the owner of the web socket.
_sender.Connect(new NamedPipeTransport(outgoing));
_receiver.Connect(new NamedPipeTransport(incoming));
#pragma warning restore CA2000 // Dispose objects before losing scope
}
/// <summary>
/// Used to establish the connection used by this server and begin listening for incoming messages.
/// </summary>
/// <returns>A <see cref="Task"/> to handle the server listen operation. This task will not resolve as long as the server is running.</returns>
public async Task StartAsync()
{
var incomingPipeName = _baseName + NamedPipeTransport.ServerIncomingPath;
var incomingServer = new NamedPipeServerStream(incomingPipeName, PipeDirection.In, NamedPipeServerStream.MaxAllowedServerInstances, PipeTransmissionMode.Byte, PipeOptions.WriteThrough | PipeOptions.Asynchronous);
await incomingServer.WaitForConnectionAsync().ConfigureAwait(false);
var outgoingPipeName = _baseName + NamedPipeTransport.ServerOutgoingPath;
var outgoingServer = new NamedPipeServerStream(outgoingPipeName, PipeDirection.Out, NamedPipeServerStream.MaxAllowedServerInstances, PipeTransmissionMode.Byte, PipeOptions.WriteThrough | PipeOptions.Asynchronous);
await outgoingServer.WaitForConnectionAsync().ConfigureAwait(false);
#pragma warning disable CA2000 // Dispose objects before losing scope
// Ownership of the disposable transports is passed to the
// sender and receiver, which now need to take care of
// disposing them when the time is right.
_sender.Connect(new NamedPipeTransport(outgoingServer));
_receiver.Connect(new NamedPipeTransport(incomingServer));
#pragma warning restore CA2000 // Dispose objects before losing scope
}