public void PeerBanning_SavingAndLoading_BannedPeerToAddressManager()
{
DataFolder dataFolder = CreateDataFolder(this);
var loggerFactory = ExtendedLoggerFactory.Create();
IPAddress ipAddress = IPAddress.Parse("::ffff:192.168.0.1");
var endpoint = new IPEndPoint(ipAddress, 80);
var peerAddressManager = new PeerAddressManager(DateTimeProvider.Default, dataFolder, loggerFactory, new Mock <ISelfEndpointTracker>().Object);
peerAddressManager.AddPeer(endpoint, IPAddress.Loopback);
var nodeSettings = new NodeSettings(new StratisRegTest());
var connectionManagerSettings = new ConnectionManagerSettings(nodeSettings);
var peerCollection = new Mock <IReadOnlyNetworkPeerCollection>();
peerCollection.Setup(p => p.FindByIp(It.IsAny <IPAddress>())).Returns(new List <INetworkPeer>());
var connectionManager = new Mock <IConnectionManager>();
connectionManager.Setup(c => c.ConnectionSettings).Returns(connectionManagerSettings);
connectionManager.Setup(c => c.ConnectedPeers).Returns(peerCollection.Object);
var peerBanning = new PeerBanning(connectionManager.Object, loggerFactory, DateTimeProvider.Default, peerAddressManager);
peerBanning.BanAndDisconnectPeer(endpoint, connectionManagerSettings.BanTimeSeconds, nameof(PeerBanningTest));
peerAddressManager.SavePeers();
peerAddressManager = new PeerAddressManager(DateTimeProvider.Default, dataFolder, loggerFactory, new Mock <ISelfEndpointTracker>().Object);
peerAddressManager.LoadPeers();
PeerAddress peer = peerAddressManager.FindPeer(endpoint);
Assert.NotNull(peer.BanTimeStamp);
Assert.NotNull(peer.BanUntil);
Assert.NotEmpty(peer.BanReason);
}
public void PeerState_AllConnectionDataGetsReset()
{
IPAddress ipAddress = IPAddress.Parse("::ffff:192.168.0.1");
var endpoint = new IPEndPoint(ipAddress, 80);
PeerAddressManager peerAddressManager = this.CreatePeerAddressManager();
peerAddressManager.AddPeer(endpoint, IPAddress.Loopback);
peerAddressManager.PeerConnected(endpoint, DateTime.UtcNow);
peerAddressManager.PeerAttempted(endpoint, DateTime.UtcNow);
peerAddressManager.PeerAttempted(endpoint, DateTime.UtcNow);
peerAddressManager.PeerAttempted(endpoint, DateTime.UtcNow);
peerAddressManager.PeerConnected(endpoint, DateTime.UtcNow);
PeerAddress peerOne = peerAddressManager.FindPeer(endpoint);
Assert.Equal(0, peerOne.ConnectionAttempts);
Assert.Null(peerOne.LastAttempt);
Assert.NotNull(peerOne.LastConnectionSuccess);
}
public void PeerBanning_Add_Peer_To_Address_Manager_And_Ban()
{
var dataFolder = CreateDataFolder(this);
var loggerFactory = new ExtendedLoggerFactory();
loggerFactory.AddConsoleWithFilters();
var ipAddress = IPAddress.Parse("::ffff:192.168.0.1");
var endpoint = new IPEndPoint(ipAddress, 80);
var peerAddressManager = new PeerAddressManager(DateTimeProvider.Default, dataFolder, loggerFactory, new Mock <ISelfEndpointTracker>().Object);
peerAddressManager.AddPeer(endpoint, endpoint.Address.MapToIPv6());
var nodeSettings = new NodeSettings(new StratisRegTest());
var connectionManagerSettings = new ConnectionManagerSettings(nodeSettings);
var peerCollection = new Mock <IReadOnlyNetworkPeerCollection>();
peerCollection.Setup(p => p.FindByIp(It.IsAny <IPAddress>())).Returns(new List <INetworkPeer>());
var connectionManager = new Mock <IConnectionManager>();
connectionManager.Setup(c => c.ConnectionSettings).Returns(connectionManagerSettings);
connectionManager.Setup(c => c.ConnectedPeers).Returns(peerCollection.Object);
var peerBanning = new PeerBanning(connectionManager.Object, loggerFactory, DateTimeProvider.Default, peerAddressManager);
peerBanning.BanAndDisconnectPeer(endpoint, connectionManagerSettings.BanTimeSeconds, nameof(PeerBanningTest));
PeerAddress peer = peerAddressManager.FindPeer(endpoint);
Assert.True(peer.BanUntil.HasValue);
Assert.NotNull(peer.BanUntil);
Assert.NotEmpty(peer.BanReason);
}
public void PeerAddressManager_AttemptThresholdReached_ResetAttempts()
{
IPAddress ipAddress = IPAddress.Parse("::ffff:192.168.0.1");
var endpoint = new IPEndPoint(ipAddress, 80);
DataFolder peerFolder = CreateDataFolder(this);
var addressManager = new PeerAddressManager(DateTimeProvider.Default, peerFolder, this.LoggerFactory.Object,
new SelfEndpointTracker(this.LoggerFactory.Object, this.connectionManagerSettings));
addressManager.AddPeer(endpoint, IPAddress.Loopback);
DateTime applicableDate = DateTimeProvider.Default.GetUtcNow();
//Ensure that there was 10 failed attempts
for (int i = 0; i < 10; i++)
{
addressManager.PeerAttempted(endpoint, applicableDate.AddHours(-i));
}
//Ensure that the last attempt was more than 12 hours ago
addressManager.PeerAttempted(endpoint, applicableDate.AddHours(-13));
//This call should now reset the counts
DateTime resetTimestamp = DateTimeProvider.Default.GetUtcNow();
addressManager.PeerAttempted(endpoint, resetTimestamp);
PeerAddress savedPeer = addressManager.FindPeer(endpoint);
Assert.Equal(1, savedPeer.ConnectionAttempts);
Assert.Equal(resetTimestamp, savedPeer.LastAttempt);
Assert.Null(savedPeer.LastConnectionSuccess);
Assert.Null(savedPeer.LastConnectionHandshake);
Assert.Null(savedPeer.LastSeen);
Assert.Equal("::ffff:127.0.0.1", savedPeer.Loopback.ToString());
}
public void PeerState_AllConnectionDataGetsReset()
{
var ipAddress = IPAddress.Parse("::ffff:192.168.0.1");
var networkAddress = new NetworkAddress(ipAddress, 80);
var peerFolder = AssureEmptyDirAsDataFolder(Path.Combine(AppContext.BaseDirectory, "PeerAddressManager"));
var addressManager = new PeerAddressManager(peerFolder, this.extendedLoggerFactory);
addressManager.AddPeer(networkAddress, IPAddress.Loopback);
addressManager.PeerConnected(networkAddress.Endpoint, DateTime.UtcNow);
addressManager.PeerAttempted(networkAddress.Endpoint, DateTime.UtcNow);
addressManager.PeerAttempted(networkAddress.Endpoint, DateTime.UtcNow);
addressManager.PeerAttempted(networkAddress.Endpoint, DateTime.UtcNow);
addressManager.PeerConnected(networkAddress.Endpoint, DateTime.UtcNow);
var peerOne = addressManager.FindPeer(networkAddress.Endpoint);
Assert.Equal(0, peerOne.ConnectionAttempts);
Assert.Null(peerOne.LastConnectionAttempt);
Assert.NotNull(peerOne.LastConnectionSuccess);
}
public void PeerAddressManager_AttemptThresholdReached_ResetAttempts()
{
var ipAddress = IPAddress.Parse("::ffff:192.168.0.1");
var endpoint = new IPEndPoint(ipAddress, 80);
var peerFolder = AssureEmptyDirAsDataFolder(Path.Combine(AppContext.BaseDirectory, "PeerAddressManager"));
var addressManager = new PeerAddressManager(DateTimeProvider.Default, peerFolder, this.loggerFactory);
addressManager.AddPeer(endpoint, IPAddress.Loopback);
var applicableDate = DateTimeProvider.Default.GetUtcNow();
//Ensure that there was 10 failed attempts
for (int i = 0; i < 10; i++)
{
addressManager.PeerAttempted(endpoint, applicableDate.AddHours(-i));
}
//Ensure that the last attempt was more than 12 hours ago
addressManager.PeerAttempted(endpoint, applicableDate.AddHours(-13));
//This call should now reset the counts
var resetTimestamp = DateTimeProvider.Default.GetUtcNow();
addressManager.PeerAttempted(endpoint, resetTimestamp);
var savedPeer = addressManager.FindPeer(endpoint);
Assert.Equal(1, savedPeer.ConnectionAttempts);
Assert.Equal(resetTimestamp, savedPeer.LastAttempt);
Assert.Null(savedPeer.LastConnectionSuccess);
Assert.Null(savedPeer.LastConnectionHandshake);
Assert.Null(savedPeer.LastSeen);
Assert.Equal("127.0.0.1", savedPeer.Loopback.ToString());
}
public void PeerConnectorDiscovery_ConnectsTo_NodeInSameNetworkGroup_WithIpRangeFilteringDisabled()
{
// IpRangeFiltering enabled by default, disabled explicitly.
var nodeSettings = new NodeSettings(this.Network, args: new[] { "-IpRangeFiltering=false" });
var connectionManagerSettingsExisting = new ConnectionManagerSettings(nodeSettings);
DataFolder peerFolder = CreateDataFolder(this);
var peerAddressManager = new PeerAddressManager(DateTimeProvider.Default, peerFolder, this.extendedLoggerFactory,
new SelfEndpointTracker(this.extendedLoggerFactory, connectionManagerSettingsExisting));
Mock <INetworkPeerFactory> networkPeerFactoryExisting = new Mock <INetworkPeerFactory>();
Mock <IConnectionManager> connectionManagerExisting = new Mock <IConnectionManager>();
var networkPeerParameters = new NetworkPeerConnectionParameters();
networkPeerParameters.TemplateBehaviors.Add(new ConnectionManagerBehavior(connectionManagerExisting.Object, this.extendedLoggerFactory));
connectionManagerExisting.SetupGet(np => np.Parameters).Returns(networkPeerParameters);
connectionManagerExisting.SetupGet(np => np.ConnectedPeers).Returns(new NetworkPeerCollection());
var peerConnector = new PeerConnectorDiscovery(this.asyncProvider, DateTimeProvider.Default, this.extendedLoggerFactory, this.Network, networkPeerFactoryExisting.Object, this.nodeLifetime, nodeSettings, connectionManagerSettingsExisting, peerAddressManager,
new SelfEndpointTracker(this.extendedLoggerFactory, connectionManagerSettingsExisting));
peerConnector.Initialize(connectionManagerExisting.Object);
//Peer 1.
IPAddress originalAddressPeer1 = IPAddress.Parse("::ffff:57.48.183.81"); // ipv4
var endpointPeer1 = new IPEndPoint(originalAddressPeer1, 80);
peerAddressManager.AddPeer(endpointPeer1, IPAddress.Loopback);
bool connectedToThisPeer = ConnectToPeer(peerAddressManager, networkPeerFactoryExisting, connectionManagerSettingsExisting, peerConnector, endpointPeer1, connectionManagerExisting);
Assert.True(connectedToThisPeer);
// Peer 2 has different network group to Peer 1.
IPAddress addressInDifferentNetworkGroupPeer2 = IPAddress.Parse("99be:f5c5:adc2:525c:f6d7:7b30:5336:5a0f"); // ipv6
var endpointPeer2 = new IPEndPoint(addressInDifferentNetworkGroupPeer2, 80);
peerAddressManager.AddPeer(endpointPeer2, IPAddress.Loopback);
connectedToThisPeer = ConnectToPeer(peerAddressManager, networkPeerFactoryExisting, connectionManagerSettingsExisting, peerConnector, endpointPeer2, connectionManagerExisting);
Assert.True(connectedToThisPeer); // Different network group: connects.
// Peer 3 in same network group as Peer 2.
IPAddress addressInSameNetworkGroupPeer3 = IPAddress.Parse("99be:f5c5:adc2:525c:db45:d36e:ce01:a394"); // ipv6
var endpointPeer3 = new IPEndPoint(addressInSameNetworkGroupPeer3, 80);
peerAddressManager.AddPeer(endpointPeer3, IPAddress.Loopback);
connectedToThisPeer = ConnectToPeer(peerAddressManager, networkPeerFactoryExisting, connectionManagerSettingsExisting, peerConnector, endpointPeer3, connectionManagerExisting);
Assert.True(connectedToThisPeer); // Same network group: connects.
// Peer 4 has different network group to Peer 1.
IPAddress addressInDifferentNetworkGroupPeer4 = IPAddress.Parse("::ffff:58.48.183.81"); // ipv4
var endpointPeer4 = new IPEndPoint(addressInDifferentNetworkGroupPeer4, 80);
peerAddressManager.AddPeer(endpointPeer4, IPAddress.Loopback);
connectedToThisPeer = ConnectToPeer(peerAddressManager, networkPeerFactoryExisting, connectionManagerSettingsExisting, peerConnector, endpointPeer4, connectionManagerExisting);
Assert.True(connectedToThisPeer); // Different network group: connects.
// Peer 5 has same network group as Peer 1.
IPAddress addressInSameNetworkGroupPeer5 = IPAddress.Parse("::ffff:57.48.183.82"); // ipv4
var endpointPeer5 = new IPEndPoint(addressInSameNetworkGroupPeer5, 80);
peerAddressManager.AddPeer(endpointPeer5, IPAddress.Loopback);
connectedToThisPeer = ConnectToPeer(peerAddressManager, networkPeerFactoryExisting, connectionManagerSettingsExisting, peerConnector, endpointPeer5, connectionManagerExisting);
Assert.True(connectedToThisPeer); // Same network group: connects.
}