Esempio n. 1
0
        public void OurLookupAsyncCallBack(IAsyncResult ar)
        {
            Monitor.Enter(this);
            try
            {
                try
                {
                    RemoteLookupDelegate del = (RemoteLookupDelegate)((AsyncResult)ar).AsyncDelegate;
                    data = del.EndInvoke(ar);
                    Console.WriteLine("\nSIGNALLED STATUS");
                    waiter.Set();
                    Thread.Sleep(WAIT_TIME);
                }
                catch (Exception e)
                {
                    Console.WriteLine("Exception" + e.Message);
                    data = null;
                    Console.WriteLine("\nFAILURE SIGNALLED STATUS");
                    waiter.Set();
                    Thread.Sleep(WAIT_TIME);
                }

                return;
            }
            finally
            {
                Monitor.Exit(this);
            }
        }
        public bool registerClient(string username, string ip_addr, int port)
        {
            //creating a ClientMetadata object to store client information
            ClientMetadata cm = new ClientMetadata();
            cm.Username = username;
            cm.IP_Addr = ip_addr;
            cm.Port = port;

            //adding the client metadata to the global hashtable so that it can be used later on
            clients_list.Add(username, cm);

            IClientFacade facadeService = connectToClientFacadeService(cm);
            clientFacadeList.Add(username, facadeService);

            //update the Clients tree in PuppetGUI
            Gui.updateClientsTree(cm, null);

            return true;
        }
        private IClientFacade connectToClientFacadeService(ClientMetadata cm)
        {
            //connect to PuppetMaster here
            String connectionString = "tcp://" + cm.IP_Addr + ":" + cm.Port + "/" + cm.Username + "/" + Common.Constants.CLIENT_FACADE_SERVICE;

            IDictionary RemoteChannelProperties = new Dictionary<string, string>();
            RemoteChannelProperties["name"] = cm.Username;

            TcpChannel client_channel = new TcpChannel(RemoteChannelProperties, null, null);

            ChannelServices.RegisterChannel(client_channel, true);

            //TODO: uncomment and fix this to make it work
            IClientFacade facadeService = (IClientFacade)Activator.GetObject(
                typeof(IClientFacade),
                connectionString);

            return facadeService;
        }
Esempio n. 4
0
        private bool RegisterInfoOnAllServer(ClientMetadata client)
        {
            IConsistencyService[] server = new IConsistencyService[_servers.Count];
            for (int i = 0; i < _servers.Count; i++)
            {
                server[i] = getOtherServers(_servers[i]);
            }

            callback returnedValueOnRegister1 = new callback();
            callback.RemoteAsyncDelegate RemoteDelforRegister1 = new callback.RemoteAsyncDelegate(() => server[0].WriteClientMetadata(client));
            AsyncCallback RemoteCallbackOnRegister1 = new AsyncCallback(returnedValueOnRegister1.OurRemoteAsyncCallBack);
            IAsyncResult RemArForRegister1 = RemoteDelforRegister1.BeginInvoke(RemoteCallbackOnRegister1, null);

            callback.RemoteAsyncDelegate RemoteDelforRegister2 = new callback.RemoteAsyncDelegate(() => server[1].WriteClientMetadata(client));
            IAsyncResult RemArForRegister2 = RemoteDelforRegister2.BeginInvoke(RemoteCallbackOnRegister1, null);

            action.WriteClientMetadata(client); //First Self Register
            Log.Show(_username, "[REGISTER CLIENT] Registered on self!!");
            Log.Show(_username, "[REGISTER CLIENT] Waiting for atleast one Server to return");

            returnedValueOnRegister1.waiter.WaitOne();
            //returnedValueOnRegister1.waiter.Reset();

            if (returnedValueOnRegister1._status == false)
            {
                Log.Show(_username, "[REGISTER CLIENT] One of the Servers failed to register");
                returnedValueOnRegister1.waiter.WaitOne();
               // returnedValueOnRegister1.waiter.Reset();

                if (returnedValueOnRegister1._status == false)
                {
                    Log.Show(_username, "[REGISTER CLIENT] Both the Servers failed to register");
                    return false;
                }
                else
                {
                    Log.Show(_username, "[REGISTER CLIENT] One Server successfully registered");
                    return true;
                }
            }
            else
            {
                Log.Show(_username, "[REGISTER CLIENT] One Server successfully registered");
                return true;
            }
        }
Esempio n. 5
0
        private bool CompareValues(ClientMetadata myValue, ClientMetadata receivedValue)
        {
            if ((myValue == null) || (receivedValue == null))
                return false;

            if ((myValue.Username.Equals(receivedValue.Username)) && (myValue.IP_Addr.Equals(receivedValue.IP_Addr)) && (myValue.Port.Equals(receivedValue.Port)))
                return true;
            else
                return false;
        }
Esempio n. 6
0
 void ILookupService.RegisterUser(string username, string ip, int port)
 {
     Monitor.Enter(this);
     try
     {
         ClientMetadata client = new ClientMetadata();
         client.IP_Addr = ip;
         client.Port = port;
         client.Username = username;
         RegisterInfoOnAllServer(client);
         Log.Show(_username, "Registered client " + username + ": " + ip + ":" + port);
         pms.show("[REGISTER USER]" + _username + "-Registered client " + username + ": " + ip + ":" + port);
     }
     finally
     {
         Monitor.Exit(this);
     }
 }