/// <summary>
/// Creates a new socket based on the WiFly socket TCP stack
/// </summary>
/// <param name="Hostname">The hostname to connect to</param>
/// <param name="Port">The port to connect to</param>
/// <param name="NetworkInterface">Reference to the WiFly module</param>
public WiFlySocket(string Hostname, ushort Port, WiFlyGSX NetworkInterface)
{
this._Hostname = Hostname;
this._Port = Port;
this._NetworkInterface = NetworkInterface;
this.LineEnding = "";
}
private void WiFlyDriver()
{
// Note: WiFly is pre-configured for SSID, passphrase, etc, using 3.3V FTDI basic (pins 1,2,3,10)
try
{
_wifly = new WiFlyGSX();
string ver = _wifly.ModuleVersion;
string mac = _wifly.MacAddress;
Debug.Print("WiFly version: " + ver + ", mac: " + mac);
while (true)
{
string ip = _wifly.LocalIP;
Debug.Print("IP: " + ip);
if (ip != "0.0.0.0")
{
string conf = NapkinGet("/config/cerbee2");
Debug.Print("CONF: ");
Debug.Print(conf);
}
Debug.Print("mem: " + Debug.GC(false));
Thread.Sleep(8000);
}
}
catch (Exception ex)
{
Debug.Print("Exception in WiFlyDriver: " + ex.Message);
}
}
public WiFlyStream(WiFlyGSX wifly)
{
this._wifly = wifly;
SetBuffer("");
WaitForCloseOrData();
}
private WiFlyGSX GetModule()
{
using (var initWatchdog = new Watchdog(new TimeSpan(0, 5, 0), () =>
{
Debug.Print("Spent 5 minutes trying to initialize, giving up....");
PowerState.RebootDevice(false, 1000);
}))
{
initWatchdog.Start();
while (null == _module)
{
_module = SetupModule();
}
return(_module);
}
}
private static void InitWifi()
{
// Declares the WiFly module, configures the IP address and joins a wireless network
WiFlyGSX WifiModule = new WiFlyGSX(SerialPorts.COM1);
WifiModule.EnableDHCP();
WifiModule.JoinNetwork("BOKBOKBOK", 0, WiFlyGSX.AuthMode.MixedWPA1_WPA2, "bezout1983");
// Showing some interesting output
Debug.Print("Local IP: " + WifiModule.LocalIP);
Debug.Print("MAC address: " + WifiModule.MacAddress);
// Creates a socket
var Socket = new WiFlySocket("www.netmftoolbox.com", 80, WifiModule);
// Connects to the socket
Socket.Connect();
// Does a plain HTTP request
Socket.Send("GET /helloworld/ HTTP/1.1\r\n");
Socket.Send("Host: " + Socket.Hostname + "\r\n");
Socket.Send("Connection: Close\r\n");
Socket.Send("\r\n");
// Prints all received data to the debug window, until the connection is terminated and there's no data left anymore
while (Socket.IsConnected || Socket.BytesAvailable > 0)
{
string Text = Socket.Receive();
if (Text != "")
{
Debug.Print(Text);
}
}
// Closes down the socket
Socket.Close();
}
private WiFlyGSX SetupModule()
{
WiFlyGSX workingModule = null;
var thread = new Thread(() =>
{
var module = new WiFlyGSX(DebugMode: true);
try
{
module.EnableDHCP();
var isConnected = false;
for (var i = 0; i < 3 && !(isConnected = module.JoinNetwork(_ssid, 0, _securityMode, _password)); i++)
{
Thread.Sleep(1000);
}
Debug.Print("isConnected: " + isConnected);
if (!isConnected)
{
module.Reboot();
module.Dispose();
return;
}
for (var i = 0; i < 10 && module.LocalIP == "0.0.0.0"; i++)
{
Thread.Sleep(1000);
}
Debug.Print("Local IP: " + module.LocalIP);
Debug.Print("MAC address: " + module.MacAddress);
if (module.LocalIP == "0.0.0.0")
{
module.Reboot();
module.Dispose();
return;
}
}
catch (ThreadAbortException)
{
module.Dispose();
Debug.Print("Our watchdog got fired - sleep a bit and try rebooting the module before we return");
Thread.Sleep(2000);
using (module = new WiFlyGSX(DebugMode: true))
{
module.Reboot();
}
throw;
}
workingModule = module;
});
thread.Start();
var fired = false;
using (var setupWatchdog = new Watchdog(new TimeSpan(0, 0, 30), () =>
{
if (!fired)
{
Debug.Print("Triggering setup watchdog");
thread.Abort();
fired = true;
}
}))
{
setupWatchdog.Start();
thread.Join();
}
return(workingModule);
}
public void FetchURL(Uri url)
{
bool success = false;
while (!success)
{
var module = GetModule();
var thread = new Thread(() =>
{
var httpHost = url.Host;
var host = httpHost;
var port = (ushort)url.Port;
if (host == "pourcast.labs.rightpoint.com")
{
host = "192.168.100.114";
}
var request = "GET " + url.AbsolutePath + " HTTP/1.1\r\nHost: " + httpHost + "\r\nConnection: Close\r\n\r\n";
SimpleSocket socket = new WiFlySocket(host, port, module);
try
{
// Connects to the socket
socket.Connect();
// Does a plain HTTP request
socket.Send(request);
// Prints all received data to the debug window, until the connection is terminated
while (socket.IsConnected)
{
var line = socket.Receive().Trim();
if (line != "" && line != null)
{
//Debug.Print(line);
}
}
success = true;
}
finally
{
socket.Close();
}
});
thread.Start();
using (var fetchWatchdog = new Watchdog(new TimeSpan(0, 0, 5), () =>
{
Debug.Print("Triggering fetch watchdog");
thread.Abort();
Thread.Sleep(500);
module.Reboot();
module.Dispose();
_module = null;
}))
{
thread.Join();
}
}
}
