public async Task <DHCPv6RootScope> GetRootScope()
{
DHCPv6RootScope rootScope = new DHCPv6RootScope(_rootScopeid, Provider.GetRequiredService <IScopeResolverManager <DHCPv6Packet, IPv6Address> >(), Provider.GetRequiredService <ILoggerFactory>());
PseudoDHCPv6RootScope pseudoRootScope = new PseudoDHCPv6RootScope();
await EventStore.HydrateAggragate(pseudoRootScope);
List <DomainEvent> eventsToApply = new();
foreach (var scopeId in pseudoRootScope.ScopeIds)
{
var events = await EventStore.GetEvents <PseudoDHCPv6Scope>(scopeId, 100);
eventsToApply.AddRange(events);
}
foreach (var leaseId in pseudoRootScope.LeaseIds)
{
var events = await EventStore.GetEvents <PseudoDHCPv6Lease>(leaseId, 100);
eventsToApply.AddRange(events);
}
rootScope.Load(eventsToApply.OrderBy(x => x.Timestamp));
return(rootScope);
}
protected static void CheckLeaseRenewdEvent(
Guid scopeId,
DHCPv6RootScope rootScope, DHCPv6Lease lease, Boolean expectReset, Boolean expectedPrefixReset)
{
IEnumerable <DomainEvent> changes = rootScope.GetChanges();
Assert.NotNull(changes);
Assert.Equal(2, changes.Count());
Assert.IsAssignableFrom <DHCPv6LeaseRenewedEvent>(changes.First());
DHCPv6LeaseRenewedEvent createdEvent = (DHCPv6LeaseRenewedEvent)changes.First();
Assert.NotNull(createdEvent);
Assert.Equal(scopeId, createdEvent.ScopeId);
Assert.NotEqual(Guid.Empty, lease.Id);
Assert.Equal(lease.Id, createdEvent.EntityId);
Assert.Equal(expectReset, createdEvent.Reset);
Assert.Equal(expectedPrefixReset, createdEvent.ResetPrefix);
Assert.Equal(lease.End, createdEvent.End);
var addressProperties = rootScope.GetScopeById(scopeId).AddressRelatedProperties;
Assert.True(Math.Abs(((addressProperties.T1.Value * addressProperties.ValidLeaseTime.Value) - createdEvent.RenewSpan).TotalSeconds) < 20);
Assert.True(Math.Abs(((addressProperties.T2.Value * addressProperties.ValidLeaseTime.Value) - createdEvent.ReboundSpan).TotalSeconds) < 20);
}
public async Task GetIncomingDHCPv6PacketTypes()
{
Random random = new Random();
DHCPv6RootScope rootScope = GetRootScope();
var response = new Dictionary <DateTime, IDictionary <DHCPv6PacketTypes, Int32> >();
DateTime start = DateTime.UtcNow.AddHours(-random.Next(5, 10));
DateTime end = DateTime.UtcNow.AddHours(-random.Next(1, 2));
GroupStatisticsResultBy groupBy = random.GetEnumValue <GroupStatisticsResultBy>();
Mock <IDHCPv6ReadStore> readStoreMock = new Mock <IDHCPv6ReadStore>(MockBehavior.Strict);
readStoreMock.Setup(x => x.GetIncomingDHCPv6PacketTypes(start, end, groupBy)).ReturnsAsync(response).Verifiable();
var controller = new DHCPv6StatisticsController(rootScope, readStoreMock.Object);
var actionResult = await controller.GetIncomingDHCPv6PacketTypes(new GroupedTimeSeriesFilterRequest
{
Start = start,
End = end,
GroupbBy = groupBy,
});
var result = actionResult.EnsureOkObjectResult <IDictionary <DateTime, IDictionary <DHCPv6PacketTypes, Int32> > >(true);
Assert.NotNull(result);
Assert.Equal(response, result);
readStoreMock.Verify();
}
public async Task GetHandledDHCPv6PacketByScopeId()
{
Random random = new Random();
Guid scopeId = random.NextGuid();
Int32 amount = random.Next(10, 250);
List <DHCPv6PacketHandledEntry> response = new List <DHCPv6PacketHandledEntry>();
DHCPv6RootScope rootScope = GetRootScope();
rootScope.Load(new[] { new DHCPv6ScopeAddedEvent {
Instructions = new DHCPv6ScopeCreateInstruction
{
Id = scopeId,
}
} });
Mock <IDHCPv6ReadStore> readStoreMock = new Mock <IDHCPv6ReadStore>(MockBehavior.Strict);
readStoreMock.Setup(x => x.GetHandledDHCPv6PacketByScopeId(scopeId, amount)).ReturnsAsync(response).Verifiable();
var controller = new DHCPv6StatisticsController(rootScope, readStoreMock.Object);
var actionResult = await controller.GetHandledDHCPv6PacketByScopeId(scopeId, amount);
var result = actionResult.EnsureOkObjectResult <IEnumerable <DHCPv6PacketHandledEntry> >(true);
Assert.NotNull(result);
Assert.Equal(response, result);
readStoreMock.Verify();
}
public async Task GetErrorCodesPerDHCPV6RequestType()
{
Random random = new Random();
DHCPv6RootScope rootScope = GetRootScope();
var response = new Dictionary <Int32, Int32>();
DateTime start = DateTime.UtcNow.AddHours(-random.Next(5, 10));
DateTime end = DateTime.UtcNow.AddHours(-random.Next(1, 2));
DHCPv6PacketTypes packetType = random.GetEnumValue <DHCPv6PacketTypes>();
Mock <IDHCPv6ReadStore> readStoreMock = new Mock <IDHCPv6ReadStore>(MockBehavior.Strict);
readStoreMock.Setup(x => x.GetErrorCodesPerDHCPV6RequestType(start, end, packetType)).ReturnsAsync(response).Verifiable();
var controller = new DHCPv6StatisticsController(rootScope, readStoreMock.Object);
var actionResult = await controller.GetErrorCodesPerDHCPV6RequestType(new DHCPv6PacketTypeBasedTimeSeriesFilterRequest
{
Start = start,
End = end,
PacketType = packetType,
});
var result = actionResult.EnsureOkObjectResult <IDictionary <Int32, Int32> >(true);
Assert.NotNull(result);
Assert.Equal(response, result);
readStoreMock.Verify();
}
public void GetScopesAsList()
{
Random random = new Random();
var events = new List <DomainEvent>();
Int32 rootScopeAmount = random.Next(10, 30);
List <Guid> rootScopeIds = new List <Guid>(rootScopeAmount);
for (int i = 0; i < rootScopeAmount; i++)
{
Guid scopeId = Guid.NewGuid();
IPv6Address start = random.GetIPv6Address();
IPv6Address end = start + 100;
events.Add(new DHCPv6ScopeAddedEvent(new DHCPv6ScopeCreateInstruction
{
Id = scopeId,
Name = random.GetAlphanumericString(),
AddressProperties = new DHCPv6ScopeAddressProperties(start, end),
}));
rootScopeIds.Add(scopeId);
GenerateScopeTree(
random.NextDouble(), random,
new List <Guid> {
scopeId
}, events);
}
var scopeResolverMock = new Mock <IScopeResolverManager <DHCPv6Packet, IPv6Address> >(MockBehavior.Strict);
scopeResolverMock.Setup(x => x.InitializeResolver(It.IsAny <CreateScopeResolverInformation>())).Returns(Mock.Of <IScopeResolver <DHCPv6Packet, IPv6Address> >());
Mock <ILoggerFactory> factoryMock = new Mock <ILoggerFactory>(MockBehavior.Strict);
factoryMock.Setup(x => x.CreateLogger(It.IsAny <String>())).Returns(Mock.Of <ILogger <DHCPv6RootScope> >());
DHCPv6RootScope rootScope = new DHCPv6RootScope(random.NextGuid(), scopeResolverMock.Object, factoryMock.Object);
rootScope.Load(events);
var controller = new DHCPv6ScopeController(
Mock.Of <IMediator>(MockBehavior.Strict),
Mock.Of <IScopeResolverManager <DHCPv6Packet, IPv6Address> >(MockBehavior.Strict),
rootScope);
var actionResult = controller.GetScopesAsList();
var result = actionResult.EnsureOkObjectResult <IEnumerable <DHCPv6ScopeItem> >(true);
Assert.Equal(events.Count, result.Count());
for (int i = 0; i < events.Count; i++)
{
var scope = result.ElementAt(i);
var @event = (DHCPv6ScopeAddedEvent)events[i];
Assert.Equal(@event.Instructions.Name, scope.Name);
Assert.Equal(@event.Instructions.Id, scope.Id);
Assert.Equal(@event.Instructions.AddressProperties.Start.ToString(), scope.StartAddress);
Assert.Equal(@event.Instructions.AddressProperties.End.ToString(), scope.EndAddress);
}
}
public DHCPv6StatisticsController(
DHCPv6RootScope rootScope,
IDHCPv6ReadStore storage)
{
_rootScope = rootScope ?? throw new ArgumentNullException(nameof(rootScope));
_storage = storage ?? throw new ArgumentNullException(nameof(storage));
}
public void HandleRequest_ScopeNotFound(Boolean withPrefixDelegation)
{
Random random = new Random();
UInt32 prefixId = random.NextUInt32();
Byte prefixLength = (Byte)random.Next(20, 60);
IPv6Address prefixNetworkAddress = IPv6Address.FromString("fd01::0");
DHCPv6PacketOption[] options = Array.Empty <DHCPv6PacketOption>();
if (withPrefixDelegation == true)
{
options = new DHCPv6PacketOption[] {
new DHCPv6PacketIdentityAssociationPrefixDelegationOption(prefixId, TimeSpan.FromSeconds(random.Next()), TimeSpan.FromSeconds(random.Next()), new DHCPv6PacketSuboption[] {
new DHCPv6PacketIdentityAssociationPrefixDelegationSuboption(TimeSpan.FromSeconds(random.Next()), TimeSpan.FromSeconds(random.Next()), prefixLength, prefixNetworkAddress, Array.Empty <DHCPv6PacketSuboption>())
})
};
}
var packet = GetRequestPacket(random, out _, out DUID _, out UInt32 _, true, options);
GetMockupResolver(DHCPv6Packet.Empty, out Mock <IScopeResolverManager <DHCPv6Packet, IPv6Address> > scopeResolverMock);
DHCPv6RootScope rootScope = GetRootScope(scopeResolverMock);
DHCPv6Packet result = rootScope.HandleRequest(packet, GetServerPropertiesResolver());
Assert.Equal(DHCPv6Packet.Empty, result);
CheckEventAmount(1, rootScope);
CheckHandeledEvent(0, packet, result, rootScope, null, DHCPv6RequestHandledEvent.RequestErrors.ScopeNotFound);
}
public async Task HandlePacket_Solicit()
{
Random random = new Random();
DHCPv6RootScope rootScope = GetRootScope(random, out DHCPv6Packet request);
Mock <IDHCPv6StorageEngine> storageMock = new Mock <IDHCPv6StorageEngine>(MockBehavior.Strict);
storageMock.Setup(x => x.Save(rootScope)).ReturnsAsync(true).Verifiable();
Mock <IDHCPv6ServerPropertiesResolver> propertyResolver = new Mock <IDHCPv6ServerPropertiesResolver>(MockBehavior.Strict);
propertyResolver.Setup(x => x.GetServerDuid()).Returns(new UUIDDUID(Guid.NewGuid())).Verifiable();
Mock <IServiceBus> serviceBusMock = new Mock <IServiceBus>();
serviceBusMock.Setup(x => x.Publish(It.Is <NewTriggerHappendMessage>(y =>
y.Triggers.Count() == 1))).Returns(Task.FromResult(true));
DHCPv6LeaseEngine engine = new DHCPv6LeaseEngine(
storageMock.Object,
rootScope,
propertyResolver.Object,
serviceBusMock.Object,
Mock.Of <ILogger <DHCPv6LeaseEngine> >());
var response = await engine.HandlePacket(request);
Assert.NotEqual(DHCPv6Packet.Empty, response);
storageMock.Verify();
propertyResolver.Verify();
serviceBusMock.Verify();
}
public void HandleRequest_OnlyPrefix_LeaseFound_LeaseIsPending()
{
Random random = new Random();
UInt32 prefixId = random.NextUInt32();
Byte prefixLength = (Byte)random.Next(20, 60);
IPv6Address prefixNetworkAddress = IPv6Address.FromString("fd01::0");
var packet = GetRequestPacket(random, out IPv6Address leasedAddress, out DUID clientDuid, out UInt32 iaId, false, new DHCPv6PacketIdentityAssociationPrefixDelegationOption(prefixId, TimeSpan.FromSeconds(random.Next()), TimeSpan.FromSeconds(random.Next()), new DHCPv6PacketSuboption[] {
new DHCPv6PacketIdentityAssociationPrefixDelegationSuboption(TimeSpan.FromSeconds(random.Next()), TimeSpan.FromSeconds(random.Next()), prefixLength, prefixNetworkAddress, Array.Empty <DHCPv6PacketSuboption>())
}));
var resolverInformations = GetMockupResolver(packet, out Mock <IScopeResolverManager <DHCPv6Packet, IPv6Address> > scopeResolverMock);
Guid scopeId = random.NextGuid();
Guid leaseId = random.NextGuid();
DHCPv6RootScope rootScope = GetRootScope(scopeResolverMock);
rootScope.Load(new List <DomainEvent> {
new DHCPv6ScopeEvents.DHCPv6ScopeAddedEvent(
new DHCPv6ScopeCreateInstruction
{
AddressProperties = new DHCPv6ScopeAddressProperties(
IPv6Address.FromString("fe80::0"),
IPv6Address.FromString("fe80::ff"),
new List <IPv6Address> {
IPv6Address.FromString("fe80::1")
},
preferredLifeTime: TimeSpan.FromDays(0.5),
validLifeTime: TimeSpan.FromDays(1),
addressAllocationStrategy: DHCPv6ScopeAddressProperties.AddressAllocationStrategies.Next),
ResolverInformation = resolverInformations,
Name = "Testscope",
Id = scopeId,
}),
new DHCPv6LeaseCreatedEvent
{
EntityId = leaseId,
Address = leasedAddress,
ClientIdentifier = clientDuid,
IdentityAssocationId = iaId,
ScopeId = scopeId,
StartedAt = DateTime.UtcNow,
ValidUntil = DateTime.UtcNow.AddDays(1),
HasPrefixDelegation = true,
PrefixLength = prefixLength,
IdentityAssocationIdForPrefix = prefixId,
DelegatedNetworkAddress = prefixNetworkAddress,
},
});
DHCPv6Packet result = rootScope.HandleRequest(packet, GetServerPropertiesResolver());
CheckErrorPacket(packet, leasedAddress, 0, result, DHCPv6PrefixDelegation.FromValues(prefixNetworkAddress, new IPv6SubnetMask(new IPv6SubnetMaskIdentifier(prefixLength)), prefixId), DHCPv6StatusCodes.NoAddrsAvail);
CheckEventAmount(1, rootScope);
CheckHandeledEvent(0, packet, result, rootScope, scopeId, DHCPv6RequestHandledEvent.RequestErrors.LeasePendingButOnlyPrefixRequested);
}
public CreateDHCPv6ScopeCommandHandler(
IDHCPv6StorageEngine store, DHCPv6RootScope rootScope,
ILogger <CreateDHCPv6ScopeCommandHandler> logger)
{
_store = store;
_rootScope = rootScope;
_logger = logger;
}
public DHCPv6ScopeController(
IMediator mediator,
IScopeResolverManager <DHCPv6Packet, IPv6Address> resolverManager,
DHCPv6RootScope rootScope)
{
this._mediator = mediator;
this._resolverManager = resolverManager;
_rootScope = rootScope;
}
public DHCPv6ScopeIdNotificationCondition(
DHCPv6RootScope rootScope,
ISerializer serializer,
ILogger <DHCPv6ScopeIdNotificationCondition> logger)
{
this._rootScope = rootScope;
_serializer = serializer;
this._logger = logger;
}
public UpdateDHCPv6ScopeParentCommandHandler(
IDHCPv6StorageEngine store,
DHCPv6RootScope rootScope,
ILogger <UpdateDHCPv6ScopeParentCommandHandler> logger)
{
_store = store;
_rootScope = rootScope;
_logger = logger;
}
public async Task UpdateScope(Boolean mediatorResultShouldBeSuccessful)
{
Random random = new Random();
Guid id = random.NextGuid();
String name = random.GetAlphanumericString();
String description = random.GetAlphanumericString();
Guid? parentId = random.NextBoolean() == true?random.NextGuid() : new Guid?();
var addressProperties = new DHCPv6ScopeAddressPropertyReqest();
var resolverInfo = new CreateScopeResolverRequest
{
Typename = random.GetAlphanumericString(),
PropertiesAndValues = new Dictionary <String, String>()
};
Mock <ILoggerFactory> factoryMock = new Mock <ILoggerFactory>(MockBehavior.Strict);
factoryMock.Setup(x => x.CreateLogger(It.IsAny <String>())).Returns(Mock.Of <ILogger <DHCPv6RootScope> >());
DHCPv6RootScope rootScope = new DHCPv6RootScope(random.NextGuid(), Mock.Of <IScopeResolverManager <DHCPv6Packet, IPv6Address> >(MockBehavior.Strict), factoryMock.Object);
Mock <IMediator> mediatorMock = new Mock <IMediator>(MockBehavior.Strict);
mediatorMock.Setup(x => x.Send(It.Is <UpdateDHCPv6ScopeCommand>(y =>
y.ScopeId == id &&
y.Name == name && y.Description == description && y.ParentId == parentId &&
y.AddressProperties == addressProperties && y.Resolver == resolverInfo
), It.IsAny <CancellationToken>())).ReturnsAsync(mediatorResultShouldBeSuccessful).Verifiable();
var request = new CreateOrUpdateDHCPv6ScopeRequest
{
Name = name,
Description = description,
AddressProperties = addressProperties,
ParentId = parentId,
Resolver = resolverInfo,
};
var controller = new DHCPv6ScopeController(mediatorMock.Object,
Mock.Of <IScopeResolverManager <DHCPv6Packet, IPv6Address> >(MockBehavior.Strict),
rootScope);
var actionResult = await controller.UpdateScope(request, id);
if (mediatorResultShouldBeSuccessful == true)
{
actionResult.EnsureNoContentResult();
}
else
{
actionResult.EnsureBadRequestObjectResult("unable to execute service operation");
}
mediatorMock.Verify();
}
public void HandleConfirm_LeaseNotFound(Boolean withAddress, Boolean withPrefix)
{
Random random = new Random();
var packet = GetRelayedConfirmPacket(random, out IPv6Address leasedAddress, out DUID _, out UInt32 iaId, out DHCPv6PrefixDelegation prefix, withAddress, withPrefix);
var resolverInformations = GetMockupResolver(packet, out Mock <IScopeResolverManager <DHCPv6Packet, IPv6Address> > scopeResolverMock);
Guid scopeId = random.NextGuid();
Guid leaseId = random.NextGuid();
DateTime leaseCreatedAt = DateTime.UtcNow;
DHCPv6RootScope rootScope = GetRootScope(scopeResolverMock);
rootScope.Load(new List <DomainEvent> {
new DHCPv6ScopeEvents.DHCPv6ScopeAddedEvent(
new DHCPv6ScopeCreateInstruction
{
AddressProperties = new DHCPv6ScopeAddressProperties(
IPv6Address.FromString("fe80::0"),
IPv6Address.FromString("fe80::ff"),
new List <IPv6Address> {
IPv6Address.FromString("fe80::1")
},
t1: DHCPv6TimeScale.FromDouble(0.5),
t2: DHCPv6TimeScale.FromDouble(0.75),
preferredLifeTime: TimeSpan.FromDays(0.5),
validLifeTime: TimeSpan.FromDays(1),
reuseAddressIfPossible: true),
ResolverInformation = resolverInformations,
Name = "Testscope",
Id = scopeId,
}),
new DHCPv6LeaseCreatedEvent
{
EntityId = leaseId,
Address = leasedAddress,
ClientIdentifier = new UUIDDUID(random.NextGuid()),
IdentityAssocationId = iaId,
ScopeId = scopeId,
StartedAt = leaseCreatedAt,
ValidUntil = DateTime.UtcNow.AddDays(1),
HasPrefixDelegation = withPrefix,
PrefixLength = withPrefix == false ? (Byte)0 : prefix.Mask.Identifier,
DelegatedNetworkAddress = withPrefix == false ? IPv6Address.Empty : prefix.NetworkAddress,
IdentityAssocationIdForPrefix = withPrefix == false ? 0 : prefix.IdentityAssociation,
},
});
DHCPv6Packet result = rootScope.HandleConfirm(packet, GetServerPropertiesResolver());
Assert.Equal(DHCPv6Packet.Empty, result);
CheckEventAmount(1, rootScope);
CheckHandeledEvent(0, packet, result, rootScope, scopeId, DHCPv6ConfirmHandledEvent.ConfirmErrors.LeaseNotFound);
}
public void GetLeaseById()
{
Random random = new Random();
DHCPv6RootScope rootScope = GetRootScope();
Guid scopeId = Guid.NewGuid();
List <DomainEvent> events = new List <DomainEvent>
{
new DHCPv6ScopeAddedEvent(new DHCPv6ScopeCreateInstruction
{
Id = scopeId,
}),
};
Int32 leaseAmount = random.Next(3, 10);
HashSet <Guid> existingIds = new HashSet <Guid>();
for (int i = 0; i < leaseAmount; i++)
{
Guid leaseId = Guid.NewGuid();
events.Add(new DHCPv6LeaseCreatedEvent
{
ScopeId = scopeId,
EntityId = leaseId,
Address = random.GetIPv6Address(),
ClientIdentifier = new UUIDDUID(random.NextGuid()),
});
existingIds.Add(leaseId);
}
rootScope.Load(events);
DHCPv6Scope scope = rootScope.GetRootScopes().First();
foreach (Guid leaseId in existingIds)
{
DHCPv6Lease lease = scope.Leases.GetLeaseById(leaseId);
Assert.True(lease != DHCPv6Lease.Empty);
}
Int32 notExisitngAmount = random.Next(30, 100);
for (int i = 0; i < notExisitngAmount; i++)
{
Guid id = Guid.NewGuid();
if (existingIds.Contains(id) == true)
{
continue;
}
DHCPv6Lease lease = scope.Leases.GetLeaseById(id);
Assert.True(lease == DHCPv6Lease.Empty);
}
}
protected DHCPv6RootScope GetDHCPv6RootScope()
{
Mock <ILoggerFactory> factoryMock = new Mock <ILoggerFactory>(MockBehavior.Strict);
factoryMock.Setup(x => x.CreateLogger(It.IsAny <String>())).Returns(Mock.Of <ILogger <DHCPv6RootScope> >());
var scope = new DHCPv6RootScope(Guid.NewGuid(), Mock.Of <IScopeResolverManager <DHCPv6Packet, IPv6Address> >(), factoryMock.Object);
return(scope);
}
public DeleteDHCPv6ScopeCommandHandler(
IDHCPv6StorageEngine storageEngine,
DHCPv6RootScope rootScope,
ILogger <DeleteDHCPv6ScopeCommandHandler> logger
)
{
this.rootScope = rootScope;
this.storageEngine = storageEngine;
this.logger = logger;
}
protected static void DHCPv6ScopeAddressesAreExhaustedEvent(int index, DHCPv6RootScope rootScope, Guid scopeId)
{
IEnumerable <DomainEvent> changes = rootScope.GetChanges();
Assert.IsAssignableFrom <DHCPv6ScopeAddressesAreExhaustedEvent>(changes.ElementAt(index));
DHCPv6ScopeAddressesAreExhaustedEvent castedEvent = (DHCPv6ScopeAddressesAreExhaustedEvent)changes.ElementAt(index);
Assert.Equal(castedEvent.EntityId, scopeId);
}
public UpdateDHCPv6ScopeCommandHandler(
IDHCPv6StorageEngine store,
IServiceBus serviceBus,
DHCPv6RootScope rootScope,
ILogger <UpdateDHCPv6ScopeCommandHandler> logger)
{
_store = store;
this._serviceBus = serviceBus;
_rootScope = rootScope;
_logger = logger;
}
public DashboardController(
DHCPv6RootScope rootScope,
DHCPv4RootScope dhcpv4RootScope,
IDHCPv6ReadStore storage,
INotificationEngine notificationEngine)
{
_rootScope = rootScope ?? throw new ArgumentNullException(nameof(rootScope));
_dhcpv4RootScope = dhcpv4RootScope ?? throw new ArgumentNullException(nameof(dhcpv4RootScope));
_storage = storage ?? throw new ArgumentNullException(nameof(storage));
_notificationEngine = notificationEngine ?? throw new ArgumentNullException(nameof(notificationEngine));
}
public void HandleRenew_OnlyPrefix(Boolean isUnicast)
{
Random random = new Random();
UInt32 prefixId = random.NextUInt32();
Byte prefixLength = (Byte)random.Next(34, 64);
IPv6Address prefixNetworkAddress = IPv6Address.FromString("fd01::0");
DHCPv6PacketOption[] options = new DHCPv6PacketOption[] {
new DHCPv6PacketIdentityAssociationPrefixDelegationOption(prefixId, TimeSpan.FromSeconds(random.Next()), TimeSpan.FromSeconds(random.Next()), new DHCPv6PacketSuboption[] {
new DHCPv6PacketIdentityAssociationPrefixDelegationSuboption(TimeSpan.FromSeconds(random.Next()), TimeSpan.FromSeconds(random.Next()), prefixLength, prefixNetworkAddress, Array.Empty <DHCPv6PacketSuboption>())
})
};
var packet = isUnicast == true?
GetRenewPacket(random, out IPv6Address _, out DUID _, out UInt32 _, false, options) :
GetRelayedRenewPacket(random, out IPv6Address _, out DUID _, out UInt32 _, false, options);
var resolverInformations = GetMockupResolver(packet, out Mock <IScopeResolverManager <DHCPv6Packet, IPv6Address> > scopeResolverMock);
Guid scopeId = random.NextGuid();
DHCPv6RootScope rootScope = GetRootScope(scopeResolverMock);
rootScope.Load(new List <DomainEvent> {
new DHCPv6ScopeEvents.DHCPv6ScopeAddedEvent(
new DHCPv6ScopeCreateInstruction
{
AddressProperties = new DHCPv6ScopeAddressProperties(
IPv6Address.FromString("fe80::01"),
IPv6Address.FromString("fe80::ff"),
new List <IPv6Address> {
IPv6Address.FromString("fe80::02")
},
preferredLifeTime: TimeSpan.FromDays(0.5),
validLifeTime: TimeSpan.FromDays(1),
reuseAddressIfPossible: false,
prefixDelgationInfo: DHCPv6PrefixDelgationInfo.FromValues(IPv6Address.FromString("2140:1::0"), new IPv6SubnetMaskIdentifier(32), new IPv6SubnetMaskIdentifier(prefixLength)),
addressAllocationStrategy: DHCPv6ScopeAddressProperties.AddressAllocationStrategies.Next),
ResolverInformation = resolverInformations,
Name = "Testscope",
Id = scopeId,
}),
});
DHCPv6Packet result = rootScope.HandleRenew(packet, GetServerPropertiesResolver());
CheckErrorPacket(packet, IPv6Address.Empty, 0, result, DHCPv6PrefixDelegation.FromValues(prefixNetworkAddress, new IPv6SubnetMask(new IPv6SubnetMaskIdentifier(prefixLength)), prefixId), DHCPv6StatusCodes.NoBinding);
CheckEventAmount(1, rootScope);
CheckHandeledEvent(0, packet, result, rootScope, scopeId, DHCPv6RenewHandledEvent.RenewErrors.OnlyPrefixIsNotAllowed);
}
public async Task Handle_ScopeNotFound()
{
Random random = new();
Guid scopeId = random.NextGuid();
Guid parentId = random.NextGuid();
String name = random.GetAlphanumericString();
String description = random.GetAlphanumericString();
String resolverName = random.GetAlphanumericString();
Mock <IScopeResolver <DHCPv6Packet, IPv6Address> > resolverMock = new Mock <IScopeResolver <DHCPv6Packet, IPv6Address> >(MockBehavior.Strict);
Mock <IScopeResolverManager <DHCPv6Packet, IPv6Address> > scopeResolverMock = new Mock <IScopeResolverManager <DHCPv6Packet, IPv6Address> >();
scopeResolverMock.Setup(x => x.InitializeResolver(It.Is <CreateScopeResolverInformation>(y =>
y.Typename == resolverName
))).Returns(resolverMock.Object).Verifiable();
Mock <ILoggerFactory> factoryMock = new Mock <ILoggerFactory>(MockBehavior.Strict);
factoryMock.Setup(x => x.CreateLogger(It.IsAny <String>())).Returns(Mock.Of <ILogger <DHCPv6RootScope> >());
DHCPv6RootScope rootScope = new DHCPv6RootScope(random.NextGuid(), scopeResolverMock.Object, factoryMock.Object);
rootScope.Load(new DomainEvent[] {
new DHCPv6ScopeAddedEvent {
Instructions = new DHCPv6ScopeCreateInstruction
{
Name = random.GetAlphanumericString(),
Description = random.GetAlphanumericString(),
Id = parentId,
ParentId = null,
ResolverInformation = new CreateScopeResolverInformation
{
Typename = resolverName,
},
ScopeProperties = new DHCPv6ScopeProperties(),
AddressProperties = DHCPv6ScopeAddressProperties.Empty,
}
},
});
var command = new UpdateDHCPv6ScopeParentCommand(scopeId, parentId);
var handler = new UpdateDHCPv6ScopeParentCommandHandler(Mock.Of <IDHCPv6StorageEngine>(MockBehavior.Strict), rootScope, Mock.Of <ILogger <UpdateDHCPv6ScopeParentCommandHandler> >());
Boolean result = await handler.Handle(command, CancellationToken.None);
Assert.False(result);
scopeResolverMock.Verify();
}
public async Task Handle_HasNoChildren(Boolean requestedToDeleteChildrenAsWell)
{
Random random = new Random();
Guid id = random.NextGuid();
String resolverName = random.GetAlphanumericString();
Mock <IScopeResolverManager <DHCPv6Packet, IPv6Address> > scopeResolverMock = new Mock <IScopeResolverManager <DHCPv6Packet, IPv6Address> >();
scopeResolverMock.Setup(x => x.InitializeResolver(It.Is <CreateScopeResolverInformation>(y =>
y.Typename == resolverName
))).Returns(Mock.Of <IScopeResolver <DHCPv6Packet, IPv6Address> >()).Verifiable();
Mock <ILoggerFactory> factoryMock = new Mock <ILoggerFactory>(MockBehavior.Strict);
factoryMock.Setup(x => x.CreateLogger(It.IsAny <String>())).Returns(Mock.Of <ILogger <DHCPv6RootScope> >());
DHCPv6RootScope rootScope = new DHCPv6RootScope(random.NextGuid(), scopeResolverMock.Object, factoryMock.Object);
rootScope.Load(new[] {
new DHCPv6ScopeAddedEvent
{
Instructions = new DHCPv6ScopeCreateInstruction
{
Id = id,
ResolverInformation = new CreateScopeResolverInformation
{
Typename = resolverName,
}
}
}
});
Mock <IDHCPv6StorageEngine> storageMock = new Mock <IDHCPv6StorageEngine>(MockBehavior.Strict);
storageMock.Setup(x => x.Save(rootScope)).ReturnsAsync(true).Verifiable();
var command = new DeleteDHCPv6ScopeCommand(id, requestedToDeleteChildrenAsWell);
var handler = new DeleteDHCPv6ScopeCommandHandler(storageMock.Object, rootScope,
Mock.Of <ILogger <DeleteDHCPv6ScopeCommandHandler> >());
Boolean result = await handler.Handle(command, CancellationToken.None);
Assert.True(result);
Assert.Single(rootScope.GetChanges());
storageMock.Verify();
}
protected static DHCPv6Lease CheckLease(
Int32 index, Int32 expectedAmount, IPv6Address expectedAdress,
Guid scopeId, DHCPv6RootScope rootScope, DateTime expectedCreationData,
DUID clientDuid, UInt32 iaId, Boolean shouldBePending, Boolean shouldHavePrefix, Byte[] uniqueIdentifier = null, Boolean checkExpire = true)
{
DHCPv6Scope scope = rootScope.GetScopeById(scopeId);
var leases = scope.Leases.GetAllLeases();
Assert.Equal(expectedAmount, leases.Count());
DHCPv6Lease lease = leases.ElementAt(index);
Assert.NotNull(lease);
Assert.Equal(expectedAdress, lease.Address);
if (checkExpire == true)
{
Int32 expiresInMinutes = (Int32)(lease.End - DateTime.UtcNow).TotalMinutes;
Assert.True(expiresInMinutes >= 60 * 24 - 4 && expiresInMinutes <= 60 * 24);
}
Assert.True((expectedCreationData - lease.Start).TotalMinutes < 2);
if (shouldBePending == true)
{
Assert.True(lease.IsPending());
}
else
{
Assert.True(lease.IsActive());
}
Assert.Equal(clientDuid, lease.ClientDUID);
Assert.Equal(iaId, lease.IdentityAssocicationId);
if (uniqueIdentifier == null)
{
Assert.Empty(lease.UniqueIdentifier);
}
else
{
Assert.NotNull(lease.UniqueIdentifier);
Assert.Equal(uniqueIdentifier, lease.UniqueIdentifier);
}
if (shouldHavePrefix == false)
{
Assert.Equal(DHCPv6PrefixDelegation.None, lease.PrefixDelegation);
}
return(lease);
}
protected static void CheckLeaseCreatedEvent(
Int32 index, DUID clientDuid, UInt32 iaId,
Guid scopeId, DHCPv6RootScope rootScope,
IPv6Address expectedAdress, DHCPv6Lease lease,
Byte[] uniqueIdentifier = null,
Guid?ancestorId = null,
Boolean checkLeaseTimes = true
)
{
IEnumerable <DomainEvent> changes = rootScope.GetChanges();
Assert.NotNull(changes);
Assert.IsAssignableFrom <DHCPv6LeaseCreatedEvent>(changes.ElementAt(index));
DHCPv6LeaseCreatedEvent createdEvent = (DHCPv6LeaseCreatedEvent)changes.ElementAt(index);
Assert.NotNull(createdEvent);
Assert.Equal(scopeId, createdEvent.ScopeId);
Assert.Equal(expectedAdress, createdEvent.Address);
Assert.Equal(clientDuid, createdEvent.ClientIdentifier);
Assert.Equal(iaId, createdEvent.IdentityAssocationId);
Assert.Equal(lease.Id, createdEvent.EntityId);
Assert.Equal(ancestorId, createdEvent.AncestorId);
if (uniqueIdentifier == null)
{
Assert.Null(createdEvent.UniqueIdentiifer);
}
else
{
Assert.Equal(uniqueIdentifier, createdEvent.UniqueIdentiifer);
}
Assert.Equal(lease.Start, createdEvent.StartedAt);
Assert.Equal(lease.End, createdEvent.ValidUntil);
var addressProperties = rootScope.GetScopeById(scopeId).AddressRelatedProperties;
if (checkLeaseTimes == true)
{
Assert.Equal(addressProperties.T1.Value * addressProperties.ValidLeaseTime.Value, createdEvent.RenewalTime);
Assert.Equal(addressProperties.T2.Value * addressProperties.ValidLeaseTime.Value, createdEvent.PreferredLifetime);
}
if (lease.PrefixDelegation == DHCPv6PrefixDelegation.None)
{
Assert.Equal(IPv6Address.Empty, createdEvent.DelegatedNetworkAddress);
Assert.Equal(0, createdEvent.PrefixLength);
Assert.False(createdEvent.HasPrefixDelegation);
}
}
public async Task GetHandledDHCPv6PacketByScopeId_NotFound()
{
Random random = new Random();
Guid scopeId = random.NextGuid();
Int32 amount = random.Next(10, 250);
DHCPv6RootScope rootScope = GetRootScope();
var controller = new DHCPv6StatisticsController(rootScope, Mock.Of <IDHCPv6ReadStore>(MockBehavior.Strict));
var actionResult = await controller.GetHandledDHCPv6PacketByScopeId(scopeId, amount);
actionResult.EnsureNotFoundObjectResult("scope not found");
}
public void IsActive()
{
Random random = new Random();
DHCPv6RootScope rootScope = GetRootScope();
Guid scopeId = Guid.NewGuid();
List <DomainEvent> events = new List <DomainEvent>
{
new DHCPv6ScopeAddedEvent(new DHCPv6ScopeCreateInstruction
{
Id = scopeId,
}),
};
Int32 leaseAmount = random.Next(10, 30);
Dictionary <Guid, Boolean> expectedResults = new Dictionary <Guid, bool>();
for (int i = 0; i < leaseAmount; i++)
{
Guid leaseId = Guid.NewGuid();
events.Add(new DHCPv6LeaseCreatedEvent
{
ScopeId = scopeId,
EntityId = leaseId,
Address = random.GetIPv6Address(),
ClientIdentifier = new UUIDDUID(random.NextGuid()),
});
Boolean addressIsActive = random.NextDouble() > 0.5;
if (addressIsActive == true)
{
events.Add(new DHCPv6LeaseActivatedEvent(leaseId));
}
expectedResults.Add(leaseId, addressIsActive);
}
rootScope.Load(events);
DHCPv6Scope scope = rootScope.GetRootScopes().First();
foreach (var item in expectedResults)
{
DHCPv6Lease lease = scope.Leases.GetLeaseById(item.Key);
Boolean actual = lease.IsActive();
Assert.Equal(item.Value, actual);
}
}
public void GetSuspenedAddresses()
{
Random random = new Random();
DHCPv6RootScope rootScope = GetRootScope();
Guid scopeId = Guid.NewGuid();
List <DomainEvent> events = new List <DomainEvent>
{
new DHCPv6ScopeAddedEvent(new DHCPv6ScopeCreateInstruction
{
Id = scopeId,
}),
};
Int32 leaseAmount = random.Next(30, 60);
List <IPv6Address> expectedUsedAddress = new List <IPv6Address>();
for (int i = 0; i < leaseAmount; i++)
{
Guid leaseId = Guid.NewGuid();
IPv6Address address = random.GetIPv6Address();
events.Add(new DHCPv6LeaseCreatedEvent
{
ScopeId = scopeId,
EntityId = leaseId,
Address = address,
ClientIdentifier = new UUIDDUID(random.NextGuid()),
});
Boolean shouldBeSuspended = random.NextDouble() > 0.5;
if (shouldBeSuspended == true)
{
events.Add(new DHCPv6AddressSuspendedEvent(
leaseId,
address, DateTime.UtcNow.AddHours(12)));
expectedUsedAddress.Add(address);
}
}
rootScope.Load(events);
DHCPv6Scope scope = rootScope.GetRootScopes().First();
List <IPv6Address> actualAddresses = scope.Leases.GetSuspendedAddresses().ToList();
Assert.Equal(expectedUsedAddress.OrderBy(x => x), actualAddresses.OrderBy(x => x));
}
