public EpoxyListener(
EpoxyTransport parentTransport, IPEndPoint listenEndpoint,
Logger logger, Metrics metrics) : base(logger, metrics)
{
this.parentTransport = parentTransport;
listener = new System.Net.Sockets.TcpListener(listenEndpoint);
serviceHost = new ServiceHost(parentTransport, logger, metrics);
connections = new HashSet <EpoxyConnection>();
shutdownTokenSource = new CancellationTokenSource();
}
internal static EpoxyConnection MakeServerConnection(
EpoxyTransport parentTransport,
EpoxyListener parentListener,
ServiceHost serviceHost,
Socket socket)
{
return(new EpoxyConnection(
ConnectionType.Server,
parentTransport,
parentListener,
serviceHost,
socket));
}
internal static EpoxyConnection MakeClientConnection(
EpoxyTransport parentTransport,
Socket clientSocket)
{
const EpoxyListener parentListener = null;
return(new EpoxyConnection(
ConnectionType.Client,
parentTransport,
parentListener,
new ServiceHost(parentTransport),
clientSocket));
}
internal static EpoxyConnection MakeServerConnection(
EpoxyTransport parentTransport,
EpoxyListener parentListener,
ServiceHost serviceHost,
EpoxyNetworkStream networkStream,
Logger logger,
Metrics metrics)
{
return(new EpoxyConnection(
ConnectionType.Server,
parentTransport,
parentListener,
serviceHost,
networkStream,
logger,
metrics));
}
internal static EpoxyConnection MakeClientConnection(
EpoxyTransport parentTransport,
EpoxyNetworkStream networkStream,
Logger logger,
Metrics metrics)
{
const EpoxyListener parentListener = null;
return(new EpoxyConnection(
ConnectionType.Client,
parentTransport,
parentListener,
new ServiceHost(logger),
networkStream,
logger,
metrics));
}
private EpoxyConnection(
ConnectionType connectionType,
EpoxyTransport parentTransport,
EpoxyListener parentListener,
ServiceHost serviceHost,
Socket socket,
Logger logger,
Metrics metrics)
{
Debug.Assert(parentTransport != null);
Debug.Assert(connectionType != ConnectionType.Server || parentListener != null, "Server connections must have a listener");
Debug.Assert(serviceHost != null);
Debug.Assert(socket != null);
this.connectionType = connectionType;
this.parentTransport = parentTransport;
this.parentListener = parentListener;
this.serviceHost = serviceHost;
netSocket = new EpoxySocket(socket, logger);
// cache these so we can use them after the socket has been shutdown
LocalEndPoint = (IPEndPoint)socket.LocalEndPoint;
RemoteEndPoint = (IPEndPoint)socket.RemoteEndPoint;
responseMap = new ResponseMap();
state = State.Created;
startTask = new TaskCompletionSource <bool>();
stopTask = new TaskCompletionSource <bool>();
shutdownTokenSource = new CancellationTokenSource();
// start at -1 or 0 so the first conversation ID is 1 or 2.
prevConversationId = (connectionType == ConnectionType.Client) ? -1 : 0;
connectionMetrics.connection_id = Guid.NewGuid().ToString();
connectionMetrics.local_endpoint = LocalEndPoint.ToString();
connectionMetrics.remote_endpoint = RemoteEndPoint.ToString();
this.logger = logger;
this.metrics = metrics;
}
public EpoxyListener(
EpoxyTransport parentTransport,
IPEndPoint listenEndpoint,
EpoxyServerTlsConfig tlsConfig,
Logger logger, Metrics metrics) : base(logger, metrics)
{
Debug.Assert(parentTransport != null);
Debug.Assert(listenEndpoint != null);
this.parentTransport = parentTransport;
// will be null if not using TLS
this.tlsConfig = tlsConfig;
listener = new TcpListener(listenEndpoint);
serviceHost = new ServiceHost(logger);
connections = new HashSet <EpoxyConnection>();
shutdownTokenSource = new CancellationTokenSource();
ListenEndpoint = listenEndpoint;
}
private EpoxyConnection(
ConnectionType connectionType,
EpoxyTransport parentTransport,
EpoxyListener parentListener,
ServiceHost serviceHost,
EpoxyNetworkStream networkStream,
Logger logger,
Metrics metrics)
{
Debug.Assert(parentTransport != null);
Debug.Assert(connectionType != ConnectionType.Server || parentListener != null, "Server connections must have a listener");
Debug.Assert(serviceHost != null);
Debug.Assert(networkStream != null);
this.connectionType = connectionType;
this.parentTransport = parentTransport;
this.parentListener = parentListener;
this.serviceHost = serviceHost;
this.networkStream = networkStream;
responseMap = new ResponseMap();
state = State.Created;
startTask = new TaskCompletionSource <bool>();
stopTask = new TaskCompletionSource <bool>();
shutdownTokenSource = new CancellationTokenSource();
// start at -1 or 0 so the first conversation ID is 1 or 2.
prevConversationId = (connectionType == ConnectionType.Client) ? -1 : 0;
ConnectionMetrics.local_endpoint = LocalEndPoint.ToString();
ConnectionMetrics.remote_endpoint = RemoteEndPoint.ToString();
this.logger = logger;
this.metrics = metrics;
}
async Task StartClientConnectionAsync(Socket socket)
{
EpoxyNetworkStream epoxyStream = null;
try
{
EpoxyTransport.ConfigureSocketKeepAlive(socket, timeoutConfig, logger);
epoxyStream = await EpoxyNetworkStream.MakeServerStreamAsync(socket, tlsConfig, logger);
socket = null; // epoxyStream now owns the socket
var connection = EpoxyConnection.MakeServerConnection(
parentTransport,
this,
serviceHost,
epoxyStream,
logger,
metrics);
// connection now owns the EpoxyNetworkStream
epoxyStream = null;
lock (connectionsLock)
{
connections.Add(connection);
}
logger.Site().Debug("Setup server-side connection for {0}. Starting Epoxy handshake.", connection.RemoteEndPoint);
await connection.StartAsync();
}
catch (Exception)
{
ShutdownSocketSafe(socket, epoxyStream);
throw;
}
}
