internal HttpTcpConnection GetConnection(string host, int port, bool ssl)
{
var key = new HostAndPort()
{
Host = host, Port = port, Ssl = ssl
};
lock (this)
{
if (!connections.ContainsKey(key))
{
connections.Add(key, new Queue <HttpTcpConnection>());
}
}
var queue = connections[key];
lock (queue)
{
if (queue.Any())
{
var readCount = 0;
while (readCount < queue.Count)
{
readCount++;
var conn = queue.Dequeue();
if (!conn.Using && conn.Connected)
{
queue.Enqueue(conn);
conn.Using = true;
return(conn);
}
if (conn.Using || conn.Connected)
{
queue.Enqueue(conn);
}
}
}
var newConn = new HttpTcpConnection()
{
Using = true
};
queue.Enqueue(newConn);
return(newConn);
}
}
public async Task SendRequestAsync(HttpRequest httpRequest)
{
var isSsl = httpRequest.Uri.Scheme == "https";
this.httpTcpConnection = httpConnectionPool.GetConnection(httpRequest.Uri.Host, httpRequest.Uri.Port, isSsl);
if (!httpTcpConnection.Connected)
{
await httpTcpConnection.ConnectAsync(httpRequest.Uri.Host, httpRequest.Uri.Port);
if (isSsl)
{
SslStream sslStream = new SslStream(httpTcpConnection.NetworkStream, false, new RemoteCertificateValidationCallback(ValidateServerCertificate), null);
httpTcpConnection.NetworkStream = sslStream;
await sslStream.AuthenticateAsClientAsync(httpRequest.Uri.Host);
}
}
if (httpRequest.Body != null && !httpRequest.Headers.ContainsKey("Content-Type"))
{
httpRequest.Headers["Content-Type"] = httpRequest.Body.ContentType;
}
if (httpRequest.Body != null && !httpRequest.Headers.ContainsKey("Content-Length"))
{
httpRequest.Headers["Content-Length"] = httpRequest.Body.ContentLength.ToString();
}
var cmd = httpRequest.ToHttpCommand();
var data = Encoding.UTF8.GetBytes(cmd);
var reqStream = new MemoryStream(data);
await httpTcpConnection.SendDataAsync(reqStream);
if (httpRequest.Body != null)
{
httpRequest.Body?.WriteBody(httpTcpConnection.NetworkStream);
}
}
