コード例 #1
0
ファイル: BasicNode.cs プロジェクト: hseom/brunet
    /// <summary>Creates an ApplicationNode and prepares it for connection to
    /// the overlay.  For historical reasons it is linked to _node, _dht,
    /// _rpc_dht, and _bso.</summary>
    public virtual ApplicationNode CreateNode(NodeConfig node_config) {
      // Get a Node ID for the new Node
      AHAddress address = null;
      try {
        address = (AHAddress) AddressParser.Parse(node_config.NodeAddress);
      } catch {
        address = Utils.GenerateAHAddress();
      }

      // Create the Node state
      StructuredNode node = new StructuredNode(address, node_config.BrunetNamespace);
      _shutdown.OnExit += node.Disconnect;
      IEnumerable addresses = IPAddresses.GetIPAddresses(node_config.DevicesToBind);

      SecurityOverlord so = null;
      // Enable Security if requested
      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 = null;
        if(node_config.Security.Dtls) {
          ch = new OpenSslCertificateHandler(node_config.Security.CertificatePath,
              address.ToString());
        } else {
          ch = new CertificateHandler(node_config.Security.CertificatePath,
              address.ToString());
        }


        if(node_config.Security.SecureEdges) {
          node.EdgeVerifyMethod = EdgeVerify.AddressInSubjectAltName;
        }

        // A hack to enable a test for security that doesn't require each peer
        // to exchange certificates
        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);
        }

        if(node_config.Security.Dtls) {
          OpenSslCertificateHandler ssl_ch = ch as OpenSslCertificateHandler;
          so = new DtlsOverlord(rsa_private, ssl_ch, new PType(20));
          node.GetTypeSource(new PType(20)).Subscribe(so, null);
        } else {
          so = new SymphonySecurityOverlord(node, rsa_private, ch, node.Rrm);
          node.GetTypeSource(PeerSecOverlord.Security).Subscribe(so, null);
        }
        so.Subscribe(node, null);
      }

      // Add Dht
      new TableServer(node);
      IDht dht = new Dht(node, 3, 20);
      RpcDhtProxy dht_proxy = new RpcDhtProxy(dht, node);

      // Setup Vivaldi if requested
      IRelayOverlap ito = null;
      NCService ncservice = 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 NCRelayOverlap(ncservice);
      } else {
        ito = new SimpleRelayOverlap();
      }

      // Create the ApplicationNode
      ApplicationNode app_node = new ApplicationNode(node, dht, dht_proxy, ncservice, so);

      // Add Edge listeners
      EdgeListener el = null;
      foreach(NodeConfig.EdgeListener item in node_config.EdgeListeners) {
        el = CreateEdgeListener(item, app_node, addresses);
        if(node_config.Security.SecureEdgesEnabled) {
          el = new SecureEdgeListener(el, so);
        }
        node.AddEdgeListener(el);
      }

      // Create the tunnel and potentially wrap it in a SecureEL
      el = new Relay.RelayEdgeListener(node, ito);
      if(node_config.Security.SecureEdgesEnabled) {
        el = new SecureEdgeListener(el, so);
      }
      node.AddEdgeListener(el);

      List<TransportAddress> RemoteTAs = null;
      if(node_config.RemoteTAs != null) {
        RemoteTAs = new List<TransportAddress>();
        foreach(String ta in node_config.RemoteTAs) {
          RemoteTAs.Add(TransportAddressFactory.CreateInstance(ta));
        }
        node.RemoteTAs = RemoteTAs;
      }

      // Add XmlRpc
      if(node_config.XmlRpcManager.Enabled) {
        if(_xrm == null) {
          _xrm = new XmlRpcManagerServer(node_config.XmlRpcManager.Port);
        }
        _xrm.Add(node, GetXmlRpcUri(app_node));
        new RpcDht(dht, node);
      }

      if(node_config.PrivateNodeConfig != null &&
          node_config.PrivateNodeConfig.Enabled)
      {
        CreatePrivateNode(app_node, NodeConfig.GetPrivateNodeConfig(node_config));
      }
      return app_node;
    }
コード例 #2
0
ファイル: BasicNode.cs プロジェクト: ikaragkiozoglou/brunet
        /// <summary>Creates an ApplicationNode and prepares it for connection to
        /// the overlay.  For historical reasons it is linked to _node, _dht,
        /// _rpc_dht, and _bso.</summary>
        public virtual ApplicationNode CreateNode(NodeConfig node_config)
        {
            // Get a Node ID for the new Node
            AHAddress address = null;

            try {
                address = (AHAddress)AddressParser.Parse(node_config.NodeAddress);
            } catch {
                address = Utils.GenerateAHAddress();
            }

            // Create the Node state
            StructuredNode node = new StructuredNode(address, node_config.BrunetNamespace);

            _shutdown.OnExit += node.Disconnect;
            IEnumerable addresses = IPAddresses.GetIPAddresses(node_config.DevicesToBind);

            SecurityOverlord so = null;

            // Enable Security if requested
            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 = null;
                if (node_config.Security.Dtls)
                {
                    ch = new OpenSslCertificateHandler(node_config.Security.CertificatePath,
                                                       address.ToString());
                }
                else
                {
                    ch = new CertificateHandler(node_config.Security.CertificatePath,
                                                address.ToString());
                }


                if (node_config.Security.SecureEdges)
                {
                    node.EdgeVerifyMethod = EdgeVerify.AddressInSubjectAltName;
                }

                // A hack to enable a test for security that doesn't require each peer
                // to exchange certificates
                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);
                }

                if (node_config.Security.Dtls)
                {
                    OpenSslCertificateHandler ssl_ch = ch as OpenSslCertificateHandler;
                    so = new DtlsOverlord(rsa_private, ssl_ch, new PType(20));
                    node.GetTypeSource(new PType(20)).Subscribe(so, null);
                }
                else
                {
                    so = new SymphonySecurityOverlord(node, rsa_private, ch, node.Rrm);
                    node.GetTypeSource(PeerSecOverlord.Security).Subscribe(so, null);
                }
                so.Subscribe(node, null);
            }

            // Add Dht
            new TableServer(node);
            IDht        dht       = new Dht(node, 3, 20);
            RpcDhtProxy dht_proxy = new RpcDhtProxy(dht, node);

            // Setup Vivaldi if requested
            IRelayOverlap ito       = null;
            NCService     ncservice = 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 NCRelayOverlap(ncservice);
            }
            else
            {
                ito = new SimpleRelayOverlap();
            }

            // Create the ApplicationNode
            ApplicationNode app_node = new ApplicationNode(node, dht, dht_proxy, ncservice, so);

            // Add Edge listeners
            EdgeListener el = null;

            foreach (NodeConfig.EdgeListener item in node_config.EdgeListeners)
            {
                el = CreateEdgeListener(item, app_node, addresses);
                if (node_config.Security.SecureEdgesEnabled)
                {
                    el = new SecureEdgeListener(el, so);
                }
                node.AddEdgeListener(el);
            }

            // Create the tunnel and potentially wrap it in a SecureEL
            el = new Relay.RelayEdgeListener(node, ito);
            if (node_config.Security.SecureEdgesEnabled)
            {
                el = new SecureEdgeListener(el, so);
            }
            node.AddEdgeListener(el);

            List <TransportAddress> RemoteTAs = null;

            if (node_config.RemoteTAs != null)
            {
                RemoteTAs = new List <TransportAddress>();
                foreach (String ta in node_config.RemoteTAs)
                {
                    RemoteTAs.Add(TransportAddressFactory.CreateInstance(ta));
                }
                node.RemoteTAs = RemoteTAs;
            }

            // Add XmlRpc
            if (node_config.XmlRpcManager.Enabled)
            {
                if (_xrm == null)
                {
                    _xrm = new XmlRpcManagerServer(node_config.XmlRpcManager.Port);
                }
                _xrm.Add(node, GetXmlRpcUri(app_node));
                new RpcDht(dht, node);
            }

            if (node_config.PrivateNodeConfig != null &&
                node_config.PrivateNodeConfig.Enabled)
            {
                CreatePrivateNode(app_node, NodeConfig.GetPrivateNodeConfig(node_config));
            }
            return(app_node);
        }