public static void Main(string[] args) { if (args.Length < 3) { Console.WriteLine("Usage: edgetester.exe " + "[client|server] [tcp|udp|function] port " + "localhost|qubit|cantor|starsky|behnam|kupka)"); return; } if( args.Length >= 5) { delay = Int32.Parse(args[4]); } EdgeFactory ef = new EdgeFactory(); int port = System.Int16.Parse(args[2]); _threads = ArrayList.Synchronized(new ArrayList()); EdgeListener el = null; if( args[1] == "function" ) { //This is a special case, it only works in one thread el = new FunctionEdgeListener(port); el.EdgeEvent += new EventHandler(HandleEdge); //Start listening: el.Start(); ef.AddListener(el); el.CreateEdgeTo( TransportAddressFactory.CreateInstance("brunet.function://localhost:" + port), ClientLoop); } else if (args[0] == "server") { if (args[1] == "tcp") { el = new TcpEdgeListener(port); } else if (args[1] == "udp") { el = new UdpEdgeListener(port); } else { el = null; } el.EdgeEvent += new EventHandler(HandleEdge); //Start listening: el.Start(); _el = el; Console.WriteLine("Press Q to quit"); Console.ReadLine(); el.Stop(); } else if (args[0] == "client") { TransportAddress ta = null; if (args[1] == "tcp") { el = new TcpEdgeListener(port + 1); } else if (args[1] == "udp") { el = new UdpEdgeListener(port + 1); } else { el = null; } ef.AddListener(el); _el = el; string uri = "brunet." + args[1] + "://" + NameToIP(args[3]) + ":" + port; ta = TransportAddressFactory.CreateInstance(uri); System.Console.WriteLine("Making edge to {0}\n", ta.ToString()); el.Start(); ef.CreateEdgeTo(ta, ClientLoop); } }
// adds a node to the pool protected static void add_node(bool output) { AHAddress address = new AHAddress(new RNGCryptoServiceProvider()); Node node = new StructuredNode(address, brunet_namespace); NodeMapping nm = new NodeMapping(); nm.Node = node; nodes.Add((Address) address, nm); nm.Port = TakenPorts.Count; while(TakenPorts.Contains(nm.Port)) { nm.Port = rand.Next(0, 65535); } TAAuthorizer auth = null; if(broken != 0) { auth = new BrokenTAAuth(broken); } EdgeListener el = new FunctionEdgeListener(nm.Port, 0, auth, true); node.AddEdgeListener(el); if(broken != 0) { el = new TunnelEdgeListener(node); node.AddEdgeListener(el); } ArrayList RemoteTAs = new ArrayList(); for(int i = 0; i < 5 && i < TakenPorts.Count; i++) { int rport = (int) TakenPorts.GetByIndex(rand.Next(0, TakenPorts.Count)); RemoteTAs.Add(TransportAddressFactory.CreateInstance("brunet.function://127.0.0.1:" + rport)); } node.RemoteTAs = RemoteTAs; TakenPorts[nm.Port] = nm.Port; if(output) { Console.WriteLine("Adding: " + nm.Node.Address); } node.Connect(); network_size++; }
// adds a node to the pool private static void add_node(bool output) { AHAddress address = new AHAddress(new RNGCryptoServiceProvider()); Node node = new StructuredNode(address, brunet_namespace); NodeMapping nm = new NodeMapping(); nm.Node = node; nodes.Add((Address) address, nm); nm.Port = rand.Next(1024, 65535); while(TakenPorts.Contains(nm.Port)) { nm.Port = rand.Next(1024, 65535); } EdgeListener el = null; if(edge_type.Equals("function")) { el = new FunctionEdgeListener(nm.Port, 0, null); } else if(edge_type.Equals("tcp")) { el = new TcpEdgeListener(nm.Port); } else if(edge_type.Equals("udp")) { el = new UdpEdgeListener(nm.Port); } node.AddEdgeListener(el); if(!discovery) { ArrayList RemoteTAs = new ArrayList(); for(int i = 0; i < 5 && i < TakenPorts.Count; i++) { int rport = (int) TakenPorts.GetByIndex(rand.Next(0, TakenPorts.Count)); RemoteTAs.Add(TransportAddressFactory.CreateInstance("brunet." + edge_type + "://127.0.0.1:" + rport)); } node.RemoteTAs = RemoteTAs; } TakenPorts[nm.Port] = nm.Port; if(dht_enabled) { nm.Dht = new Dht(node, 3); } if(output) { Console.WriteLine("Adding: " + nm.Node.Address); } (new Thread(node.Connect)).Start(); network_size++; }
/// <summary>Creates a Brunet.Node, the resulting node will be available in /// the class as _node.</summary> /// <remarks>The steps to creating a node are first constructing it with a /// namespace, optionally adding local ip addresses to bind to, specifying /// local end points, specifying remote end points, and finally registering /// the dht.</remarks> public virtual void CreateNode() { AHAddress address = null; try { address = (AHAddress) AddressParser.Parse(_node_config.NodeAddress); } catch { address = Utils.GenerateAHAddress(); } _node = new StructuredNode(address, _node_config.BrunetNamespace); IEnumerable addresses = IPAddresses.GetIPAddresses(_node_config.DevicesToBind); if(_node_config.Security.Enabled) { if(_node_config.Security.SelfSignedCertificates) { SecurityPolicy.SetDefaultSecurityPolicy(SecurityPolicy.DefaultEncryptor, SecurityPolicy.DefaultAuthenticator, true); } byte[] blob = null; using(FileStream fs = File.Open(_node_config.Security.KeyPath, FileMode.Open)) { blob = new byte[fs.Length]; fs.Read(blob, 0, blob.Length); } RSACryptoServiceProvider rsa_private = new RSACryptoServiceProvider(); rsa_private.ImportCspBlob(blob); CertificateHandler ch = new CertificateHandler(_node_config.Security.CertificatePath); _bso = new ProtocolSecurityOverlord(_node, rsa_private, _node.Rrm, ch); _bso.Subscribe(_node, null); _node.GetTypeSource(SecurityOverlord.Security).Subscribe(_bso, null); _node.HeartBeatEvent += _bso.Heartbeat; if(_node_config.Security.TestEnable) { blob = rsa_private.ExportCspBlob(false); RSACryptoServiceProvider rsa_pub = new RSACryptoServiceProvider(); rsa_pub.ImportCspBlob(blob); CertificateMaker cm = new CertificateMaker("United States", "UFL", "ACIS", "David Wolinsky", "*****@*****.**", rsa_pub, "brunet:node:abcdefghijklmnopqrs"); Certificate cacert = cm.Sign(cm, rsa_private); cm = new CertificateMaker("United States", "UFL", "ACIS", "David Wolinsky", "*****@*****.**", rsa_pub, address.ToString()); Certificate cert = cm.Sign(cacert, rsa_private); ch.AddCACertificate(cacert.X509); ch.AddSignedCertificate(cert.X509); } } Brunet.EdgeListener el = null; foreach(NodeConfig.EdgeListener item in _node_config.EdgeListeners) { int port = item.port; if(item.type == "tcp") { try { el = new TcpEdgeListener(port, addresses); } catch { el = new TcpEdgeListener(0, addresses); } } else if(item.type == "udp") { try { el = new UdpEdgeListener(port, addresses); } catch { el = new UdpEdgeListener(0, addresses); } } else if(item.type == "function") { port = port == 0 ? (new Random()).Next(1024, 65535) : port; el = new FunctionEdgeListener(port, 0, null); } else { throw new Exception("Unrecognized transport: " + item.type); } if(_node_config.Security.SecureEdgesEnabled) { el = new SecureEdgeListener(el, _bso); } _node.AddEdgeListener(el); } ArrayList RemoteTAs = null; if(_node_config.RemoteTAs != null) { RemoteTAs = new ArrayList(); foreach(String ta in _node_config.RemoteTAs) { RemoteTAs.Add(TransportAddressFactory.CreateInstance(ta)); } _node.RemoteTAs = RemoteTAs; } ITunnelOverlap ito = null; if(_node_config.NCService.Enabled) { _ncservice = new NCService(_node, _node_config.NCService.Checkpoint); if (_node_config.NCService.OptimizeShortcuts) { _node.Ssco.TargetSelector = new VivaldiTargetSelector(_node, _ncservice); } ito = new NCTunnelOverlap(_ncservice); } else { ito = new SimpleTunnelOverlap(); } el = new Tunnel.TunnelEdgeListener(_node, ito); if(_node_config.Security.SecureEdgesEnabled) { _node.EdgeVerifyMethod = EdgeVerify.AddressInSubjectAltName; el = new SecureEdgeListener(el, _bso); } _node.AddEdgeListener(el); new TableServer(_node); _dht = new Dht(_node, 3, 20); _dht_proxy = new RpcDhtProxy(_dht, _node); }