private static MyNetworkStream CreateSocketStream(MySqlConnectionStringBuilder settings, IPAddress ip, bool unix)
{
EndPoint endPoint;
endPoint = new IPEndPoint(ip, (int)settings.Port);
Socket socket = unix ?
new Socket(AddressFamily.Unix, SocketType.Stream, ProtocolType.IP) :
new Socket(ip.AddressFamily, SocketType.Stream, ProtocolType.Tcp);
if (settings.Keepalive > 0)
{
SetKeepAlive(socket, settings.Keepalive);
}
try
{
socket.Connect(endPoint);
}
catch (Exception ex)
{
#if !NETSTANDARD1_6
socket.Close();
#else
socket.Dispose();
#endif
throw ex;
}
MyNetworkStream stream = new MyNetworkStream(socket, true);
GC.SuppressFinalize(socket);
GC.SuppressFinalize(stream);
return(stream);
}
public static MyNetworkStream CreateStream(MySqlConnectionStringBuilder settings, bool unix)
{
MyNetworkStream stream = null;
IPAddress[] ipHE = GetHostEntry(settings.Server);
foreach (IPAddress address in ipHE)
{
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);
}
private static Stream GetUnixSocketStream(MyCatConnectionStringBuilder settings)
{
if (Platform.IsWindows())
{
throw new InvalidOperationException(Resources.NoUnixSocketsOnWindows);
}
MyNetworkStream s = MyNetworkStream.CreateStream(settings, true);
return(s);
}
private static Stream GetTcpStream(MyCatConnectionStringBuilder settings)
{
MyNetworkStream s = MyNetworkStream.CreateStream(settings, false);
return(s);
}
private static MyNetworkStream CreateSocketStream(MySqlConnectionStringBuilder settings, IPAddress ip, bool unix)
{
EndPoint endPoint;
endPoint = new IPEndPoint(ip, (int)settings.Port);
Socket socket = unix ?
new Socket(AddressFamily.Unix, SocketType.Stream, ProtocolType.IP) :
new Socket(ip.AddressFamily, SocketType.Stream, ProtocolType.Tcp);
if (settings.Keepalive > 0)
{
SetKeepAlive(socket, settings.Keepalive);
}
try
{
socket.Connect(endPoint);
}
catch (Exception ex)
{
#if !NETSTANDARD1_6
socket.Close();
#else
socket.Dispose();
#endif
throw ex;
}
MyNetworkStream stream = new MyNetworkStream(socket, true);
GC.SuppressFinalize(socket);
GC.SuppressFinalize(stream);
return stream;
}
