Ejemplo n.º 1
0
        private void divisionEntry()
        {
            if (isOnline)
            {
                int b = 0;
                TokenRing.waitForToken();
                getListOfEvents(false);

                Console.WriteLine("Input the number: ");
                String date = Console.ReadLine();
                b = Convert.ToInt32(date);

                String lastLine = File.ReadLines("Calendar.txt").Last();
                result = Convert.ToInt32(lastLine);
                calculation_entry entry = new calculation_entry(result, b);
                entry.writeToFile_division();

                foreach (HostIPnPort h in activeNodes)
                {
                    if (!h.Equals(thisMachineIpnPort))
                    {
                        addOverRPC(h.getFullUrl(), entry.makeString());
                    }
                }
                TokenRing.sendToken();
            }
            else
            {
                Console.WriteLine("Node is offline! Operation is not allowed");
            }
        }
Ejemplo n.º 2
0
        public bool deleteNode(string IpnPort)
        {
            Console.WriteLine("Node has signed off the network.");
            //Client.activeNodes.Remove(ipAddress);
            int k = 0;

            while (k < Client.activeNodes.Count && !Client.activeNodes[k].getIPnPort().Equals(IpnPort))
            {
                k++;
            }
            if (k < Client.activeNodes.Count)
            {
                HostIPnPort obj = Client.activeNodes[k];
                Client.activeNodes.Remove(obj);
            }
            if (Client.activeNodes.Count == 1)
            {
                TokenRing.stopTokenRingAlgorithm(); //If you are alone you must stop Token Ring
            }
            return(true);
        }
Ejemplo n.º 3
0
 private void signOff()
 {
     if (isOnline)
     {
         isOnline = false;
         foreach (HostIPnPort h in activeNodes)
         {
             if (!h.Equals(thisMachineIpnPort))
             {
                 signOffOverRPC(h.getFullUrl());
             }
         }
         TokenRing.stopTokenRingAlgorithm();
         activeNodes.Clear();
         activeNodes.Add(thisMachineIpnPort);
     }
     else
     {
         Console.WriteLine("Node is already online");
     }
 }
Ejemplo n.º 4
0
 public int takeTheToken(int ack)
 {
     return(TokenRing.takeTheToken(ack));
 }
Ejemplo n.º 5
0
        private void join()
        {
            //if offline
            //make it online
            //input ip of active node, if it is first onlinenode input 17.0.0.1
            //if 127.0.0.1 then isOnline = true
            //else
            //get list of all events
            //ip to url
            //config xmlrpc
            //get list of active nodes
            //for all active nodes - joinoverrpc
            //else node is already online
            if (!isOnline)
            {
                isOnline = true;
                Console.WriteLine("Input IP-address of active node");
                Console.WriteLine("If it is the first online node input 127.0.0.1");
                String ipAddress = Console.ReadLine();
                if (!ipAddress.Equals("127.0.0.1"))
                {
                    //TODO set port
                    Console.WriteLine("Enter the port for this machine : ");
                    int port = int.Parse(Console.ReadLine());
                    firstActiveNode = new HostIPnPort(ipAddress, port);

                    getListOfEvents(true);
                    IServiceContract proxy = XmlRpcProxyGen.Create <IServiceContract>();
                    proxy.Url = firstActiveNode.getFullUrl();
                    Object[] listOfNodes = proxy.getListOfActiveNodes();
                    for (int i = 0; i < listOfNodes.Length; i++)
                    {
                        HostIPnPort newObj = new HostIPnPort(listOfNodes[i].ToString());
                        int         k      = 0;
                        while (k < activeNodes.Count && activeNodes[k].compare(newObj) < 0)
                        {
                            k++;
                        }
                        activeNodes.Insert(k, newObj);
                        //activeNodes.Add(list[i].ToString());
                    }
                    bool tokenRingStarter = false;
                    if (activeNodes.Count == 2)
                    {
                        tokenRingStarter = true;
                    }
                    foreach (HostIPnPort h in activeNodes)
                    {
                        if (!h.Equals(thisMachineIpnPort))
                        {
                            joinOverRPC(h.getFullUrl());
                        }
                    }
                    //config xnlrpc with firstactivenode to url
                    //call Node.getListOfActive Nodes
                    //add all nodes to the list of active nodes
                    //for all activenodes - joinoverRPC(s)
                    if (tokenRingStarter)
                    {
                        TokenRing.startTokenRingAlgorithm(); //for the time that you are starter of the token ring
                    }
                    if (activeNodes.Count > 2)
                    {
                        TokenRing.initiateTokenRing(); //for the time that token does not rotating in the Network Ring and it need to be monitored by this client
                    }
                }
                else
                {
                    isOnline = true;
                }
            }
            else
            {
                Console.WriteLine("Node is already online!");
            }
        }