/******************************************************************/ /************************** CONSTRUCTORS **************************/ /******************************************************************/ public MessageProcessor(MessageQueue messageQueue, MessageHandler messageHandler) { this.messageQueue = messageQueue; this.messageHandler = messageHandler; Active = false; }
/******************************************************************/ /************************** CONSTRUCTORS **************************/ /******************************************************************/ /// <summary> /// Creates KeepAliveTimer /// </summary> /// <param name="messageProcessor"></param> /// /// <param name="systemTracker"></param> public KeepAliveTimer(MessageHandler messageHandler, NetworkClient networkClient, NetworkServer server, SystemTracker systemTracker, NetworkNode node, ClientTracker clientTracker, Object backupBlockade) { this.messageHandler = messageHandler; this.client = networkClient; this.server = server; this.systemTracker = systemTracker; this.node = node; this.clientTracker = clientTracker; this.backupBlockade = backupBlockade; // TODO Magic numbers this.timer = new System.Timers.Timer((systemTracker.Timeout * 1000) / 2); this.timer.Elapsed += keepAlive; Active = false; }
/*******************************************************************/ /************************ PRIVATE METHODS **************************/ /*******************************************************************/ /*******************************************************************/ /************************* PUBLIC METHODS **************************/ /*******************************************************************/ public void InitiatePrimary(IPAddress address, int port) { SmartConsole.PrintHeader("Starting primary server"); SmartConsole.PrintLine("Address: " + address.ToString() + ":" + port, SmartConsole.DebugLevel.Advanced); // Create overall system tracker SystemTracker systemTracker = new SystemTracker(); // Create list of all clients ClientTracker clientTracker = new ClientTracker(); // Start measuring timeout clientTracker.StartTimeout(); // Task Tracker TaskTracker taskTracker = new TaskTracker(); // Start network connection NetworkServer server = new NetworkServer(address, port); server.Open(); // Create messageHandler MessageHandler messageHandler = new MessageHandler(systemTracker, clientTracker, taskTracker, server); // Start message queue MessageQueue messageQueue = new MessageQueue(server); messageQueue.Start(); // Start Message processor CommunicationServer.MessageCommunication.MessageProcessor messageProcessor = new CommunicationServer.MessageCommunication.MessageProcessor(messageQueue, messageHandler); messageProcessor.Start(); Thread.Sleep(100); // Start console manager ConsoleManager consoleManager = new ConsoleManager(server); consoleManager.Start(); }
public void InitiateBackup(IPAddress myAddress, int myPort, IPAddress masterAddress, int masterPort) { SmartConsole.PrintHeader("Starting backup server"); SmartConsole.PrintLine("Address: " + myAddress.ToString() + ":" + myPort, SmartConsole.DebugLevel.Advanced); // Create overall system tracker SystemTracker systemTracker = new SystemTracker(); // Create list of all clients ClientTracker clientTracker = new ClientTracker(); // Task Tracker TaskTracker taskTracker = new TaskTracker(); // Start network connection NetworkServer server = new NetworkServer(myAddress, myPort); // Create messageHandler MessageHandler messageHandler = new MessageHandler(systemTracker, clientTracker, taskTracker, server); // Start message queue MessageQueue messageQueue = new MessageQueue(server); // Start Message processor CommunicationServer.MessageCommunication.MessageProcessor messageProcessor = new CommunicationServer.MessageCommunication.MessageProcessor(messageQueue, messageHandler); // blockade to block untill server is switched to primary mode Object backupBlockade = new Object(); server.Open(); messageQueue.Start(); messageProcessor.Start(); /********************* REGISTER AS NORMAL CLIENT *********************/ RegisterType type = RegisterType.CommunicationServer; NetworkNode node = new NetworkNode(type); systemTracker.Node = node; NetworkClient client = new NetworkClient(masterAddress, masterPort); client.Connect(); SmartConsole.PrintLine("Sending Register message...", SmartConsole.DebugLevel.Advanced); CommunicationServer.MessageCommunication.KeepAliveTimer keepAliveTimer = new CommunicationServer.MessageCommunication.KeepAliveTimer(messageHandler, client, server, systemTracker, node, clientTracker, backupBlockade); keepAliveTimer.Communicate(node.ToRegisterMessage()); /********************* START COMMUNICATING WITH PRIMARY SERVER *********************/ SmartConsole.PrintLine("Backup Server starting work", SmartConsole.DebugLevel.Advanced); keepAliveTimer.Start(); // This will hold untill server is switched to primary mode lock (backupBlockade) { Monitor.Wait(backupBlockade); } /********************* SWITCH TO PRIMARY SERVER *********************/ SmartConsole.PrintHeader("SWITCHING TO PRIMARY"); Server.primaryMode = true; client.Disconnect(); clientTracker.RefreshTimeout(); // Start measuring timeout clientTracker.StartTimeout(); // Start console manager ConsoleManager consoleManager = new ConsoleManager(server); consoleManager.Start(); }