コード例 #1
0
        public static MyNetworkStream CreateStream(string server, uint connectionTimeout, uint keepAlive, uint port, bool unix)
        {
            if (unix)
            {
                return(new MyNetworkStream(StreamCreator.GetUnixSocket(server, connectionTimeout, keepAlive), true));
            }

            MyNetworkStream stream = null;

            IPHostEntry ipHE = GetHostEntry(server);

            foreach (IPAddress address in ipHE.AddressList)
            {
                try
                {
                    stream = CreateSocketStream(port, keepAlive, connectionTimeout, address, unix);
                    if (stream != null)
                    {
                        break;
                    }
                }
                catch (Exception ex)
                {
                    string exTimeOutMessage = connectionTimeout == 0 ? ResourcesX.TimeOutSingleHost0ms : String.Format(ResourcesX.TimeOutSingleHost, connectionTimeout);

                    if (ex is TimeoutException)
                    {
                        throw new TimeoutException(exTimeOutMessage);
                    }

                    SocketException socketException = ex as SocketException;

#if NETSTANDARD1_6
                    socketException = ex.InnerException as SocketException;
#endif
                    // if the exception is a ConnectionRefused then we eat it as we may have other address
                    // to attempt
                    if (socketException == null)
                    {
                        throw;
                    }
                    if (socketException.SocketErrorCode == SocketError.TimedOut)
                    {
                        throw new TimeoutException(exTimeOutMessage);
                    }
                    if (socketException.SocketErrorCode != SocketError.ConnectionRefused)
                    {
                        throw;
                    }
                }
            }
            return(stream);
        }
コード例 #2
0
        public static MyNetworkStream CreateStream(MySqlConnectionStringBuilder settings, bool unix)
        {
            if (unix)
            {
                return(new MyNetworkStream(StreamCreator.GetUnixSocket(settings), true));
            }

            MyNetworkStream stream = null;

            IPHostEntry ipHE = GetHostEntry(settings.Server);

            foreach (IPAddress address in ipHE.AddressList)
            {
                try
                {
                    stream = CreateSocketStream(settings, address, unix);
                    if (stream != null)
                    {
                        break;
                    }
                }
                catch (Exception ex)
                {
                    SocketException socketException = ex as SocketException;
                    // if the exception is a ConnectionRefused then we eat it as we may have other address
                    // to attempt
                    if (socketException == null)
                    {
                        throw;
                    }
                    if (socketException.SocketErrorCode != SocketError.ConnectionRefused)
                    {
                        throw;
                    }
                }
            }
            return(stream);
        }