Пример #1
0
 public DrpTester2(VisionChannel visionChannel)
 {
     _visionChannel = visionChannel;
     _visionChannel.VisiblePeersDelegate = () => { return(VisiblePeers.ToList()); };
     for (int i = 0; i < NumberOfEPs; i++)
     {
         var ep = new DrpPeerEngine(new DrpPeerEngineConfiguration
         {
             InsecureRandomSeed                 = _insecureRandom.Next(),
             LocalPort                          = (ushort)(EpLocalPort + i),
             VisionChannel                      = visionChannel,
             VisionChannelSourceId              = $"EP{i}",
             ForcedPublicIpApiProviderResponse  = IPAddress.Loopback,
             SandboxModeOnly_DisablePoW         = true,
             SandboxModeOnly_EnableInsecureLogs = true,
             SandboxModeOnly_NumberOfDimensions = NumberOfDimensions
         });;
         var epLocalDrpPeerConfig = LocalDrpPeerConfiguration.Create(ep.CryptoLibrary, NumberOfDimensions);
         epLocalDrpPeerConfig.MinDesiredNumberOfNeighbors  = null;
         epLocalDrpPeerConfig.AbsoluteMaxNumberOfNeighbors = null;
         epLocalDrpPeerConfig.SoftMaxNumberOfNeighbors     = null;
         epLocalDrpPeerConfig.MinDesiredNumberOfNeighborsSatisfied_WorstNeighborDestroyIntervalS = null;
         _epList.Add(new DrpTesterPeerApp(ep, epLocalDrpPeerConfig));
     }
     epList_BeginCreateLocalPeer(0);
 }
Пример #2
0
        /// <summary>
        /// is executed every time when user is loaded from database, or when a new user is created
        /// </summary>
        public void CreateLocalDrpPeers(UserAppEngine userAppEngine)
        {
            _userAppEngine = userAppEngine;

            foreach (var regId in UserRegistrationIDs)
            {
                try
                {
                    var localDrpPeerConfiguration = LocalDrpPeerConfiguration.Create(_userAppEngine.Engine.CryptoLibrary, null,
                                                                                     regId.RegistrationPrivateKey.ed25519privateKey, regId.RegistrationId);
                    localDrpPeerConfiguration.EntryPeerEndpoints = _userAppEngine.Configuration.EpEndPoints;

                    _userAppEngine.Engine.BeginRegister(localDrpPeerConfiguration,
                                                        this,
                                                        (localDrpPeer) =>
                    {
                        regId.LocalDrpPeer = localDrpPeer;
                    }
                                                        );
                }
                catch (Exception exc)
                {
                    HandleException("error when registering local DRP peer: ", exc);
                }
            }
        }
Пример #3
0
        void BeginCreateUserAppOrContinue(int userIndex)
        {
            if (userIndex >= NumberOfUserApps)
            {
                if (NumberOfUserApps != 0)
                {
                    BeginTestMessages();
                }
                BeginTestTemporaryPeers();
                return;
            }

            var userEngine = new DrpPeerEngine(new DrpPeerEngineConfiguration
            {
                InsecureRandomSeed    = _insecureRandom.Next(),
                VisionChannel         = _visionChannel,
                VisionChannelSourceId = $"{VisionChannelSourceIdPrefix}U{userIndex}",
                SandboxModeOnly_NumberOfDimensions = NumberOfDimensions
            });
            var localDrpPeerConfiguration = LocalDrpPeerConfiguration.Create(userEngine.CryptoLibrary, NumberOfDimensions);

            var epEndpoints = new List <IPEndPoint>();

            if (RemoteEpEndPoints != null)
            {
                epEndpoints.AddRange(RemoteEpEndPoints);
            }
            epEndpoints.AddRange(_localEpApps.Select(x => new IPEndPoint(x.LocalDrpPeer.PublicIpApiProviderResponse, x.DrpPeerEngine.Configuration.LocalPort.Value)));
            localDrpPeerConfiguration.EntryPeerEndpoints = epEndpoints.ToArray();

            var userApp = new DrpTesterPeerApp(userEngine, localDrpPeerConfiguration);

            _userApps.Add(userApp);
            if (epEndpoints.Count == 0)
            {
                throw new Exception("no endpoints for users to register");
            }

            var sw = Stopwatch.StartNew();

            _visionChannel.Emit(userEngine.Configuration.VisionChannelSourceId, DrpTesterVisionChannelModuleName, AttentionLevel.guiActivity, $"registering (adding first neighbor)... via {epEndpoints.Count} EPs");
            userEngine.BeginRegister(localDrpPeerConfiguration, userApp, (localDrpPeer) =>
            {
                userApp.LocalDrpPeer = localDrpPeer;
                _visionChannel.Emit(userEngine.Configuration.VisionChannelSourceId, DrpTesterVisionChannelModuleName, AttentionLevel.guiActivity, $"registration completed in {(int)sw.Elapsed.TotalMilliseconds}ms");
                var waitForNeighborsSw = Stopwatch.StartNew();

                // wait until number of neighbors reaches minimum
                userEngine.EngineThreadQueue.EnqueueDelayed(TimeSpan.FromMilliseconds(300), () =>
                {
                    userEngine_AfterEpRegistration_ContinueIfConnectedToEnoughNeighbors(userApp, userIndex, waitForNeighborsSw);
                }, "waiting for connection with neighbors 324155");
            });
        }
Пример #4
0
        void xList_BeginCreate(int index, int?copyRegIdFromIndexNullable)
        {
            string visionChannelSourceId = $"X{index}";

            if (copyRegIdFromIndexNullable != null)
            {
                visionChannelSourceId += $"_copyFrom{copyRegIdFromIndexNullable}";
            }

            var x = new DrpPeerEngine(new DrpPeerEngineConfiguration
            {
                InsecureRandomSeed = _insecureRandom.Next(),
                VisionChannel      = _visionChannel,
                ForcedPublicIpApiProviderResponse  = IPAddress.Loopback,
                VisionChannelSourceId              = visionChannelSourceId,
                SandboxModeOnly_DisablePoW         = true,
                SandboxModeOnly_EnableInsecureLogs = true,
                SandboxModeOnly_NumberOfDimensions = NumberOfDimensions,
                NeighborhoodExtensionMinIntervalS  = NeighborhoodExtensionMinIntervalS
            });

            EmitAllPeers(AttentionLevel.guiActivity, $"creating peer index {index} (copyRegIdFromIndex={copyRegIdFromIndexNullable})...");

            byte[] ed25519privateKey = null; RegistrationId registrationId = null;
            if (copyRegIdFromIndexNullable.HasValue)
            {
                var copyFromUser = _xList[copyRegIdFromIndexNullable.Value];
                ed25519privateKey = copyFromUser.DrpPeerRegistrationConfiguration.LocalPeerRegistrationPrivateKey.ed25519privateKey;
                registrationId    = copyFromUser.DrpPeerRegistrationConfiguration.LocalPeerRegistrationId;
            }
            var xLocalDrpPeerConfig = LocalDrpPeerConfiguration.Create(x.CryptoLibrary, NumberOfDimensions, ed25519privateKey, registrationId);

            xLocalDrpPeerConfig.EntryPeerEndpoints           = new[] { new IPEndPoint(IPAddress.Loopback, EpLocalPort) };
            xLocalDrpPeerConfig.MinDesiredNumberOfNeighbors  = copyRegIdFromIndexNullable.HasValue ? 1 : MinDesiredNumberOfNeighbors;
            xLocalDrpPeerConfig.SoftMaxNumberOfNeighbors     = copyRegIdFromIndexNullable.HasValue ? 1 : SoftMaxDesiredNumberOfNeighbors;
            xLocalDrpPeerConfig.AbsoluteMaxNumberOfNeighbors = copyRegIdFromIndexNullable.HasValue ? 1 : AbsoluteMaxDesiredNumberOfNeighbors;
            xLocalDrpPeerConfig.MinDesiredNumberOfNeighborsSatisfied_WorstNeighborDestroyIntervalS = MinDesiredNumberOfNeighborsSatisfied_WorstNeighborDestroyIntervalS;
            var xDrpTesterPeerApp = new DrpTesterPeerApp(x, xLocalDrpPeerConfig);

            _xList.Add(xDrpTesterPeerApp);
            x.BeginRegister(xLocalDrpPeerConfig, xDrpTesterPeerApp, (localDrpPeer) =>
            {
                xDrpTesterPeerApp.LocalDrpPeer = localDrpPeer;
                _visionChannel.Emit(x.Configuration.VisionChannelSourceId, DrpTesterVisionChannelModuleName,
                                    AttentionLevel.guiActivity, $"registration with EP is complete. waiting for connection with neighbors...");
                x.EngineThreadQueue.EnqueueDelayed(TimeSpan.FromSeconds(1), () =>
                {
                    xList_AfterEpRegistration_ContinueIfConnectedToNeighbors(xDrpTesterPeerApp, index);
                }, "waiting for connection with neighbors 234580");
            });
        }
Пример #5
0
        void BeginTestTemporaryPeers()
        {
            if (_tempApps.Count < NumberOfTempPeers)
            {
                var tempPeerEngine = new DrpPeerEngine(new DrpPeerEngineConfiguration
                {
                    InsecureRandomSeed    = _insecureRandom.Next(),
                    VisionChannel         = _visionChannel,
                    VisionChannelSourceId = $"{VisionChannelSourceIdPrefix}T{_createdTempPeersCount++}",
                    SandboxModeOnly_NumberOfDimensions = NumberOfDimensions,
                });
                var localDrpPeerConfiguration = LocalDrpPeerConfiguration.Create(tempPeerEngine.CryptoLibrary, NumberOfDimensions);

                var epEndpoints = RemoteEpEndPoints.ToList();
                epEndpoints.AddRange(_localEpApps.Select(x => new IPEndPoint(x.LocalDrpPeer.PublicIpApiProviderResponse, x.DrpPeerEngine.Configuration.LocalPort.Value)));
                localDrpPeerConfiguration.EntryPeerEndpoints = epEndpoints.ToArray();

                var tempPeerApp = new DrpTesterPeerApp(tempPeerEngine, localDrpPeerConfiguration);
                _tempApps.Add(tempPeerApp);
                if (epEndpoints.Count == 0)
                {
                    throw new Exception("no endpoints for users to register");
                }

                var sw = Stopwatch.StartNew();
                _visionChannel.Emit(tempPeerEngine.Configuration.VisionChannelSourceId, DrpTesterVisionChannelModuleName, AttentionLevel.guiActivity,
                                    $"registering (adding first neighbor)... via {epEndpoints.Count} EPs");
                tempPeerEngine.BeginRegister(localDrpPeerConfiguration, tempPeerApp, (localDrpPeer) =>
                {
                    tempPeerApp.LocalDrpPeer = localDrpPeer;
                    _visionChannel.Emit(tempPeerEngine.Configuration.VisionChannelSourceId, DrpTesterVisionChannelModuleName, AttentionLevel.guiActivity,
                                        $"registration completed in {(int)sw.Elapsed.TotalMilliseconds}ms");
                    TestTemporaryPeers_WaitUntilEnoughNeighbors(tempPeerApp, Stopwatch.StartNew());
                    TestTemporaryPeers_Wait();
                });
            }
            else if (_tempApps.Count > 0)
            {
                // destroy a random temp peer
                var removeAtIndex = _insecureRandom.Next(_tempApps.Count);
                var tempPeerApp   = _tempApps[removeAtIndex];
                _tempApps.RemoveAt(removeAtIndex);

                _visionChannel.Emit(tempPeerApp.DrpPeerEngine.Configuration.VisionChannelSourceId, DrpTesterVisionChannelModuleName, AttentionLevel.guiActivity,
                                    $"destroying a random temp peer");
                tempPeerApp.DrpPeerEngine.Dispose();

                TestTemporaryPeers_Wait();
            }
        }
Пример #6
0
 public DrpTesterPeerApp(DrpPeerEngine drpPeerEngine, LocalDrpPeerConfiguration drpPeerRegistrationConfiguration, UserRootPrivateKeys userRootPrivateKeys = null, UserId userId = null)
 {
     DrpPeerRegistrationConfiguration = drpPeerRegistrationConfiguration;
     DrpPeerEngine = drpPeerEngine;
     if (userRootPrivateKeys == null || userId == null)
     {
         UserRootPrivateKeys.CreateUserId(3, 2, TimeSpan.FromDays(367), DrpPeerEngine.CryptoLibrary, out UserRootPrivateKeys, out UserId);
     }
     else
     {
         UserId = userId;
         UserRootPrivateKeys = userRootPrivateKeys;
     }
     UserCertificateWithPrivateKey = UserCertificate.GenerateKeyPairsAndSignAtSingleDevice(DrpPeerEngine.CryptoLibrary, UserId, UserRootPrivateKeys, DateTime.UtcNow.AddHours(-1), DateTime.UtcNow.AddYears(1));
 }
Пример #7
0
        void xList_BeginCreate(int index)
        {
            var x = new DrpPeerEngine(new DrpPeerEngineConfiguration
            {
                InsecureRandomSeed = _insecureRandom.Next(),
                VisionChannel      = _visionChannel,
                ForcedPublicIpApiProviderResponse  = IPAddress.Loopback,
                VisionChannelSourceId              = $"X{index}",
                SandboxModeOnly_DisablePoW         = true,
                SandboxModeOnly_EnableInsecureLogs = true,
                SandboxModeOnly_NumberOfDimensions = NumberOfDimensions,
                NeighborhoodExtensionMinIntervalS  = NeighborhoodExtensionMinIntervalS
            });

            EmitAllPeers(AttentionLevel.guiActivity, $"creating peer index {index}...");

            var xLocalDrpPeerConfig = LocalDrpPeerConfiguration.Create(x.CryptoLibrary, NumberOfDimensions);

            xLocalDrpPeerConfig.EntryPeerEndpoints           = new[] { new IPEndPoint(IPAddress.Loopback, EpLocalPort) };
            xLocalDrpPeerConfig.MinDesiredNumberOfNeighbors  = MinDesiredNumberOfNeighbors;
            xLocalDrpPeerConfig.SoftMaxNumberOfNeighbors     = SoftMaxDesiredNumberOfNeighbors;
            xLocalDrpPeerConfig.AbsoluteMaxNumberOfNeighbors = AbsoluteMaxDesiredNumberOfNeighbors;
            xLocalDrpPeerConfig.MinDesiredNumberOfNeighborsSatisfied_WorstNeighborDestroyIntervalS = MinDesiredNumberOfNeighborsSatisfied_WorstNeighborDestroyIntervalS;
            var xDrpTesterPeerApp = new DrpTesterPeerApp(x, xLocalDrpPeerConfig);

            _xList.Add(xDrpTesterPeerApp);
            x.BeginRegister(xLocalDrpPeerConfig, xDrpTesterPeerApp, (localDrpPeer) =>
            {
                xDrpTesterPeerApp.LocalDrpPeer = localDrpPeer;
                _visionChannel.Emit(x.Configuration.VisionChannelSourceId, DrpTesterVisionChannelModuleName,
                                    AttentionLevel.guiActivity, $"registration with EP is complete. waiting for connection with neighbors...");
                x.EngineThreadQueue.EnqueueDelayed(TimeSpan.FromSeconds(1), () =>
                {
                    xList_AfterEpRegistration_ContinueIfConnectedToNeighbors(xDrpTesterPeerApp, index);
                }, "waiting for connection with neighbors 234580");
            });
        }
Пример #8
0
        void BeginCreateLocalEpOrContinue(int localEpIndex)
        {
            if (localEpIndex >= NumberOfLocalInterconnectedEpEngines)
            { // continue
                _visionChannel.EmitListOfPeers("", DrpTesterVisionChannelModuleName,
                                               AttentionLevel.guiActivity, $"connected all EPs");

                foreach (var ep2 in _localEpApps)
                {
                    ep2.DrpPeerRegistrationConfiguration.MinDesiredNumberOfNeighborsSatisfied_WorstNeighborDestroyIntervalS = null;
                    ep2.DrpPeerRegistrationConfiguration.AbsoluteMaxNumberOfNeighbors = EpAbsoluteMaxDesiredNumberOfNeighbors;
                    ep2.DrpPeerRegistrationConfiguration.SoftMaxNumberOfNeighbors     = EpSoftMaxDesiredNumberOfNeighbors;
                    ep2.DrpPeerRegistrationConfiguration.MinDesiredNumberOfNeighbors  = EpMinDesiredNumberOfNeighbors;
                }

                BeginCreateUserAppOrContinue(0);
                return;
            }


            var epEngine = new DrpPeerEngine(new DrpPeerEngineConfiguration
            {
                InsecureRandomSeed    = _insecureRandom.Next(),
                LocalPort             = (ushort)(LocalInterconnectedEpEnginesBasePort + localEpIndex),
                VisionChannel         = _visionChannel,
                VisionChannelSourceId = $"{VisionChannelSourceIdPrefix}EP{localEpIndex}",
                SandboxModeOnly_NumberOfDimensions = NumberOfDimensions
            });;
            var epLocalDrpPeerConfig = LocalDrpPeerConfiguration.Create(epEngine.CryptoLibrary, NumberOfDimensions);

            epLocalDrpPeerConfig.MinDesiredNumberOfNeighbors  = null;
            epLocalDrpPeerConfig.AbsoluteMaxNumberOfNeighbors = null;
            epLocalDrpPeerConfig.SoftMaxNumberOfNeighbors     = null;
            epLocalDrpPeerConfig.MinDesiredNumberOfNeighborsSatisfied_WorstNeighborDestroyIntervalS = null;
            var epApp = new DrpTesterPeerApp(epEngine, epLocalDrpPeerConfig);

            epEngine.BeginCreateLocalPeer(epLocalDrpPeerConfig, epApp, (localDrpPeer) =>
            {
                var connectToEpsList = _localEpApps.Select(x => x.LocalDrpPeerEndpoint).ToList(); // make a list of EPs   WITHOUT this new EP
                epApp.LocalDrpPeer   = localDrpPeer;
                _localEpApps.Add(epApp);
                _visionChannel.Emit(epEngine.Configuration.VisionChannelSourceId, DrpTesterVisionChannelModuleName,
                                    AttentionLevel.guiActivity, $"created local EP #{localEpIndex}/{NumberOfLocalInterconnectedEpEngines}");

                if (RemoteEpEndPoints != null)
                {
                    connectToEpsList.AddRange(RemoteEpEndPoints.Where(x => !connectToEpsList.Contains(x) && !x.Equals(epApp.LocalDrpPeerEndpoint)));
                }
                if (connectToEpsList.Count != 0)
                {
                    _visionChannel.Emit(epEngine.Configuration.VisionChannelSourceId, DrpTesterVisionChannelModuleName,
                                        AttentionLevel.guiActivity, $"connecting with {connectToEpsList.Count} other EPs...");
                    epApp.LocalDrpPeer.BeginConnectToEPs(connectToEpsList.ToArray(), () =>
                    {
                        BeginCreateLocalEpOrContinue(localEpIndex + 1);
                    });
                }
                else
                {
                    BeginCreateLocalEpOrContinue(localEpIndex + 1);
                }
            });
        }
Пример #9
0
        public DrpTester1(VisionChannel visionChannel, Action cb = null)
        {
            _visionChannel = visionChannel;
            _ep            = new DrpPeerEngine(new DrpPeerEngineConfiguration
            {
                InsecureRandomSeed                 = _insecureRandom.Next(),
                LocalPort                          = EpLocalPort,
                VisionChannel                      = visionChannel,
                VisionChannelSourceId              = "EP",
                ForcedPublicIpApiProviderResponse  = IPAddress.Loopback,
                SandboxModeOnly_NumberOfDimensions = NumberOfDimensions
            });
            var epLocalDrpPeerConfig = LocalDrpPeerConfiguration.Create(_ep.CryptoLibrary, NumberOfDimensions);

            _ep.BeginCreateLocalPeer(epLocalDrpPeerConfig, new DrpTesterPeerApp(_ep, epLocalDrpPeerConfig), (rpLocalPeer) =>
            {
                _a = new DrpPeerEngine(new DrpPeerEngineConfiguration
                {
                    InsecureRandomSeed = _insecureRandom.Next(),
                    VisionChannel      = visionChannel,
                    ForcedPublicIpApiProviderResponse  = IPAddress.Loopback,
                    VisionChannelSourceId              = "A",
                    SandboxModeOnly_NumberOfDimensions = NumberOfDimensions
                });
                var aLocalDrpPeerConfig = LocalDrpPeerConfiguration.Create(_a.CryptoLibrary, NumberOfDimensions);
                aLocalDrpPeerConfig.EntryPeerEndpoints = new[] { new IPEndPoint(IPAddress.Loopback, EpLocalPort) };

                _x = new DrpPeerEngine(new DrpPeerEngineConfiguration
                {
                    InsecureRandomSeed = _insecureRandom.Next(),
                    VisionChannel      = visionChannel,
                    ForcedPublicIpApiProviderResponse  = IPAddress.Loopback,
                    VisionChannelSourceId              = "X",
                    SandboxModeOnly_NumberOfDimensions = NumberOfDimensions
                });

                _retryx:
                var xLocalDrpPeerConfig = LocalDrpPeerConfiguration.Create(_x.CryptoLibrary, NumberOfDimensions);
                var distance_eptoa      = epLocalDrpPeerConfig.LocalPeerRegistrationId.GetDistanceTo(_x.CryptoLibrary, aLocalDrpPeerConfig.LocalPeerRegistrationId, NumberOfDimensions);
                var distance_xtoa       = xLocalDrpPeerConfig.LocalPeerRegistrationId.GetDistanceTo(_x.CryptoLibrary, aLocalDrpPeerConfig.LocalPeerRegistrationId, NumberOfDimensions);
                if (distance_xtoa.IsGreaterThan(distance_eptoa))
                {
                    goto _retryx;
                }
                xLocalDrpPeerConfig.EntryPeerEndpoints = new[] { new IPEndPoint(IPAddress.Loopback, EpLocalPort) };

                _n = new DrpPeerEngine(new DrpPeerEngineConfiguration
                {
                    InsecureRandomSeed = _insecureRandom.Next(),
                    VisionChannel      = visionChannel,
                    ForcedPublicIpApiProviderResponse  = IPAddress.Loopback,
                    VisionChannelSourceId              = "N",
                    SandboxModeOnly_NumberOfDimensions = NumberOfDimensions
                });


                _retryn:
                var nLocalDrpPeerConfig = LocalDrpPeerConfiguration.Create(_n.CryptoLibrary, NumberOfDimensions);
                var distance_ntoa       = nLocalDrpPeerConfig.LocalPeerRegistrationId.GetDistanceTo(_n.CryptoLibrary, aLocalDrpPeerConfig.LocalPeerRegistrationId, NumberOfDimensions);
                if (distance_ntoa.IsGreaterThan(distance_xtoa))
                {
                    goto _retryn;
                }
                nLocalDrpPeerConfig.EntryPeerEndpoints = new[] { new IPEndPoint(IPAddress.Loopback, EpLocalPort) };

                var distance_xton  = xLocalDrpPeerConfig.LocalPeerRegistrationId.GetDistanceTo(_n.CryptoLibrary, nLocalDrpPeerConfig.LocalPeerRegistrationId, NumberOfDimensions);
                var distance_epton = epLocalDrpPeerConfig.LocalPeerRegistrationId.GetDistanceTo(_n.CryptoLibrary, nLocalDrpPeerConfig.LocalPeerRegistrationId, NumberOfDimensions);
                if (distance_xton.IsGreaterThan(distance_epton))
                {
                    goto _retryn;
                }

                _xUser  = new DrpTesterPeerApp(_x, xLocalDrpPeerConfig);
                var swX = Stopwatch.StartNew();
                _x.BeginRegister(xLocalDrpPeerConfig, _xUser, (xLocalPeer) =>
                {
                    _visionChannel.Emit(_x.Configuration.VisionChannelSourceId, DrpTesterVisionChannelModuleName,
                                        AttentionLevel.guiActivity, $"registration complete in {(int)swX.Elapsed.TotalMilliseconds}ms");

                    _xLocalDrpPeer = xLocalPeer;
                    var swN        = Stopwatch.StartNew();
                    _n.BeginRegister(nLocalDrpPeerConfig, new DrpTesterPeerApp(_n, nLocalDrpPeerConfig), (nLocalPeer) =>
                    {
                        _visionChannel.Emit(_n.Configuration.VisionChannelSourceId, DrpTesterVisionChannelModuleName,
                                            AttentionLevel.guiActivity, $"registration complete in {(int)swN.Elapsed.TotalMilliseconds}ms");
                        _nLocalDrpPeer = nLocalPeer;
                        _aUser         = new DrpTesterPeerApp(_a, aLocalDrpPeerConfig);
                        var swA        = Stopwatch.StartNew();
                        _a.BeginRegister(aLocalDrpPeerConfig, _aUser, (aLocalPeer) =>
                        {
                            _visionChannel.Emit(_a.Configuration.VisionChannelSourceId, DrpTesterVisionChannelModuleName,
                                                AttentionLevel.guiActivity, $"registration complete in {(int)swA.Elapsed.TotalMilliseconds}ms");
                            _aLocalDrpPeer = aLocalPeer;
                            if (cb != null)
                            {
                                cb();
                            }
                        });
                    });
                });
            });
        }