public void DHCPv4Lease_IsCancelable()
{
Random random = new Random();
DHCPv4RootScope rootScope = GetRootScope();
Guid scopeId = Guid.NewGuid();
rootScope.Load(new[] {
new DHCPv4ScopeAddedEvent(new DHCPv4ScopeCreateInstruction
{
Id = scopeId,
}),
});
Dictionary <DHCPv4Lease, Boolean> expectedResults =
AddEventsForCancelableLeases(random, scopeId, rootScope);
DHCPv4Scope scope = rootScope.GetRootScopes().First();
foreach (var item in expectedResults)
{
DHCPv4Lease lease = item.Key;
Boolean actual = lease.IsCancelable();
Assert.Equal(item.Value, actual);
}
}
public void TestInform_RootScopeAcceptInforms()
{
Random random = new Random();
IPv4Address start = random.GetIPv4Address();
IPv4Address end = random.GetIPv4AddressGreaterThan(start);
IPv4Address sourceAddress = random.GetIPv4AddressBetween(start, end);
DHCPv4Packet input = GetInformPacket(random, sourceAddress);
DHCPv4RootScope rootScope = GetRootScope();
Guid scopeId = Guid.NewGuid();
rootScope.Load(new List <DomainEvent> {
new DHCPv4ScopeAddedEvent(new DHCPv4ScopeCreateInstruction
{
AddressProperties = new DHCPv4ScopeAddressProperties(start, end, new List <IPv4Address>(), informsAreAllowd: true),
Id = scopeId,
})
});
DHCPv4Packet result = rootScope.HandleInform(input);
DHCPv4InformHandledEvent domainEvent = TestResult <DHCPv4InformHandledEvent>(
input, result, false, true, scopeId, rootScope);
Assert.Equal(InformErros.NoError, domainEvent.Error);
}
public async Task <DHCPv4RootScope> GetRootScope()
{
DHCPv4RootScope rootScope = new DHCPv4RootScope(_rootScopeid, Provider.GetRequiredService <IScopeResolverManager <DHCPv4Packet, IPv4Address> >(), Provider.GetRequiredService <ILoggerFactory>());
PseudoDHCPv4RootScope pseudoRootScope = new PseudoDHCPv4RootScope();
await EventStore.HydrateAggragate(pseudoRootScope);
List <DomainEvent> eventsToApply = new();
foreach (var scopeId in pseudoRootScope.ScopeIds)
{
var events = await EventStore.GetEvents <PseudoDHCPv4Scope>(scopeId, 100);
eventsToApply.AddRange(events);
}
foreach (var leaseId in pseudoRootScope.LeaseIds)
{
var events = await EventStore.GetEvents <PseudoDHCPv4Lease>(leaseId, 100);
eventsToApply.AddRange(events);
}
rootScope.Load(eventsToApply.OrderBy(x => x.Timestamp));
return(rootScope);
}
public async Task GetHandledDHCPv4PacketByScopeId()
{
Random random = new Random();
Guid scopeId = random.NextGuid();
Int32 amount = random.Next(10, 250);
List <DHCPv4PacketHandledEntry> response = new List <DHCPv4PacketHandledEntry>();
DHCPv4RootScope rootScope = GetRootScope();
rootScope.Load(new[] { new DHCPv4ScopeAddedEvent {
Instructions = new DHCPv4ScopeCreateInstruction
{
Id = scopeId,
}
} });
Mock <IDHCPv4ReadStore> readStoreMock = new Mock <IDHCPv4ReadStore>(MockBehavior.Strict);
readStoreMock.Setup(x => x.GetHandledDHCPv4PacketByScopeId(scopeId, amount)).ReturnsAsync(response).Verifiable();
var controller = new DHCPv4StatisticsController(rootScope, readStoreMock.Object);
var actionResult = await controller.GetHandledDHCPv4PacketByScopeId(scopeId, amount);
var result = actionResult.EnsureOkObjectResult <IEnumerable <DHCPv4PacketHandledEntry> >(true);
Assert.NotNull(result);
Assert.Equal(response, result);
readStoreMock.Verify();
}
public void HandleInform_InformsAreAllowed()
{
Random random = new Random();
IPv4Address clientAddress = IPv4Address.FromString("192.168.178.10");
IPv4HeaderInformation headerInformation =
new IPv4HeaderInformation(clientAddress, IPv4Address.FromString("192.168.178.1"));
Byte[] clientMacAdress = random.NextBytes(6);
DHCPv4Packet requestPacket = new DHCPv4Packet(
headerInformation, clientMacAdress, (UInt32)random.Next(),
IPv4Address.Empty, IPv4Address.Empty, clientAddress,
DHCPv4PacketFlags.Unicast,
new DHCPv4PacketMessageTypeOption(DHCPv4MessagesTypes.Inform)
);
Mock <IScopeResolverManager <DHCPv4Packet, IPv4Address> > scopeResolverMock =
new Mock <IScopeResolverManager <DHCPv4Packet, IPv4Address> >(MockBehavior.Strict);
var resolverInformations = new CreateScopeResolverInformation
{
Typename = nameof(DHCPv4RelayAgentSubnetResolver),
};
Mock <IScopeResolver <DHCPv4Packet, IPv4Address> > resolverMock = new Mock <IScopeResolver <DHCPv4Packet, IPv4Address> >(MockBehavior.Strict);
scopeResolverMock.Setup(x => x.InitializeResolver(resolverInformations)).Returns(resolverMock.Object);
Guid scopeId = random.NextGuid();
DHCPv4RootScope rootScope = GetRootScope(scopeResolverMock);
rootScope.Load(new List <DomainEvent> {
new DHCPv4ScopeEvents.DHCPv4ScopeAddedEvent(
new DHCPv4ScopeCreateInstruction
{
AddressProperties = new DHCPv4ScopeAddressProperties(
IPv4Address.FromString("192.168.178.1"),
IPv4Address.FromString("192.168.178.255"),
new List <IPv4Address> {
IPv4Address.FromString("192.168.178.1")
},
informsAreAllowd: true
),
ResolverInformation = resolverInformations,
Name = "Testscope",
Id = scopeId,
})
});
DHCPv4Packet result = rootScope.HandleInform(requestPacket);
CheckAcknowledgePacket(clientAddress, result);
CheckEventAmount(1, rootScope);
CheckHandeledEvent(0, InformErros.NoError, requestPacket, result, rootScope);
}
public void DHCPv4Leases_GetLeaseById()
{
Random random = new Random();
DHCPv4RootScope rootScope = GetRootScope();
Guid scopeId = Guid.NewGuid();
List <DomainEvent> events = new List <DomainEvent>
{
new DHCPv4ScopeAddedEvent(new DHCPv4ScopeCreateInstruction
{
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 DHCPv4LeaseCreatedEvent
{
ScopeId = scopeId,
EntityId = leaseId,
Address = random.GetIPv4Address(),
ClientIdenfier = DHCPv4ClientIdentifier.FromHwAddress(random.NextBytes(6)).GetBytes(),
});
existingIds.Add(leaseId);
}
rootScope.Load(events);
DHCPv4Scope scope = rootScope.GetRootScopes().First();
foreach (Guid leaseId in existingIds)
{
DHCPv4Lease lease = scope.Leases.GetLeaseById(leaseId);
Assert.True(lease != DHCPv4Lease.Empty);
}
Int32 notExisitngAmount = random.Next(30, 100);
for (int i = 0; i < notExisitngAmount; i++)
{
Guid id = Guid.NewGuid();
if (existingIds.Contains(id) == true)
{
continue;
}
DHCPv4Lease lease = scope.Leases.GetLeaseById(id);
Assert.True(lease == DHCPv4Lease.Empty);
}
}
public void TestInform_RandomScopeAcceptInforms()
{
Random random = new Random();
IPv4Address start = random.GetIPv4Address();
IPv4Address end = random.GetIPv4AddressGreaterThan(start);
IPv4Address sourceAddress = random.GetIPv4AddressBetween(start, end);
List <Tuple <IPv4Address, IPv4Address> > existingRanges = new List <Tuple <IPv4Address, IPv4Address> >
{
new Tuple <IPv4Address, IPv4Address>(start, end),
};
DHCPv4Packet input = GetInformPacket(random, sourceAddress);
Int32 rootScopeAmount = random.Next(3, 10);
List <DomainEvent> events = new List <DomainEvent>();
for (int i = 0; i < rootScopeAmount; i++)
{
Guid rootScopeId = Guid.NewGuid();
Tuple <IPv4Address, IPv4Address> addressRange = random.GenerateUniqueAddressRange(existingRanges);
events.Add(new DHCPv4ScopeAddedEvent(new DHCPv4ScopeCreateInstruction
{
Id = rootScopeId,
AddressProperties = new DHCPv4ScopeAddressProperties
(addressRange.Item1, addressRange.Item2, Array.Empty <IPv4Address>(), informsAreAllowd: true)
}));
GenerateScopeTree(
random.NextDouble(), random,
rootScopeId, existingRanges, events);
}
Int32 randomScopeIndex = random.Next(0, events.Count);
DHCPv4ScopeAddedEvent corelatedScopeEvent = (DHCPv4ScopeAddedEvent)events[randomScopeIndex];
corelatedScopeEvent.Instructions.AddressProperties = new DHCPv4ScopeAddressProperties
(start, end, Array.Empty <IPv4Address>(), informsAreAllowd: true);
Guid scopeId = corelatedScopeEvent.Instructions.Id;
DHCPv4RootScope rootScope = GetRootScope();
rootScope.Load(events);
DHCPv4Packet result = rootScope.HandleInform(input);
DHCPv4InformHandledEvent domainEvent = TestResult <DHCPv4InformHandledEvent>(
input, result, false, true, scopeId, rootScope);
Assert.Equal(InformErros.NoError, domainEvent.Error);
}
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 <DHCPv4Packet, IPv4Address> > resolverMock = new Mock <IScopeResolver <DHCPv4Packet, IPv4Address> >(MockBehavior.Strict);
Mock <IScopeResolverManager <DHCPv4Packet, IPv4Address> > scopeResolverMock = new Mock <IScopeResolverManager <DHCPv4Packet, IPv4Address> >();
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 <DHCPv4RootScope> >());
DHCPv4RootScope rootScope = new DHCPv4RootScope(random.NextGuid(), scopeResolverMock.Object, factoryMock.Object);
rootScope.Load(new DomainEvent[] {
new DHCPv4ScopeAddedEvent {
Instructions = new DHCPv4ScopeCreateInstruction
{
Name = random.GetAlphanumericString(),
Description = random.GetAlphanumericString(),
Id = parentId,
ParentId = null,
ResolverInformation = new CreateScopeResolverInformation
{
Typename = resolverName,
},
ScopeProperties = new DHCPv4ScopeProperties(),
AddressProperties = DHCPv4ScopeAddressProperties.Empty,
}
},
});
var command = new UpdateDHCPv4ScopeParentCommand(scopeId, parentId);
var handler = new UpdateDHCPv4ScopeParentCommandHandler(Mock.Of <IDHCPv4StorageEngine>(MockBehavior.Strict), rootScope, Mock.Of <ILogger <UpdateDHCPv4ScopeParentCommandHandler> >());
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 <DHCPv4Packet, IPv4Address> > scopeResolverMock = new Mock <IScopeResolverManager <DHCPv4Packet, IPv4Address> >();
scopeResolverMock.Setup(x => x.InitializeResolver(It.Is <CreateScopeResolverInformation>(y =>
y.Typename == resolverName
))).Returns(Mock.Of <IScopeResolver <DHCPv4Packet, IPv4Address> >()).Verifiable();
Mock <ILoggerFactory> factoryMock = new Mock <ILoggerFactory>(MockBehavior.Strict);
factoryMock.Setup(x => x.CreateLogger(It.IsAny <String>())).Returns(Mock.Of <ILogger <DHCPv4RootScope> >());
DHCPv4RootScope rootScope = new DHCPv4RootScope(random.NextGuid(), scopeResolverMock.Object, factoryMock.Object);
rootScope.Load(new[] {
new DHCPv4ScopeAddedEvent
{
Instructions = new DHCPv4ScopeCreateInstruction
{
Id = id,
ResolverInformation = new CreateScopeResolverInformation
{
Typename = resolverName,
}
}
}
});
Mock <IDHCPv4StorageEngine> storageMock = new Mock <IDHCPv4StorageEngine>(MockBehavior.Strict);
storageMock.Setup(x => x.Save(rootScope)).ReturnsAsync(true).Verifiable();
var command = new DeleteDHCPv4ScopeCommand(id, requestedToDeleteChildrenAsWell);
var handler = new DeleteDHCPv4ScopeCommandHandler(storageMock.Object, rootScope,
Mock.Of <ILogger <DeleteDHCPv4ScopeCommandHandler> >());
Boolean result = await handler.Handle(command, CancellationToken.None);
Assert.True(result);
Assert.Single(rootScope.GetChanges());
storageMock.Verify();
}
public void DHCPv4Lease_IsActive()
{
Random random = new Random();
DHCPv4RootScope rootScope = GetRootScope();
Guid scopeId = Guid.NewGuid();
List <DomainEvent> events = new List <DomainEvent>
{
new DHCPv4ScopeAddedEvent(new DHCPv4ScopeCreateInstruction
{
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 DHCPv4LeaseCreatedEvent
{
ScopeId = scopeId,
EntityId = leaseId,
Address = random.GetIPv4Address(),
ClientIdenfier = DHCPv4ClientIdentifier.FromHwAddress(random.NextBytes(6)).GetBytes(),
});
Boolean addressIsActive = random.NextDouble() > 0.5;
if (addressIsActive == true)
{
events.Add(new DHCPv4LeaseActivatedEvent(leaseId));
}
expectedResults.Add(leaseId, addressIsActive);
}
rootScope.Load(events);
DHCPv4Scope scope = rootScope.GetRootScopes().First();
foreach (var item in expectedResults)
{
DHCPv4Lease lease = scope.Leases.GetLeaseById(item.Key);
Boolean actual = lease.IsActive();
Assert.Equal(item.Value, actual);
}
}
public void DHCPv4Leases_GetSuspenedAddresses()
{
Random random = new Random();
DHCPv4RootScope rootScope = GetRootScope();
Guid scopeId = Guid.NewGuid();
List <DomainEvent> events = new List <DomainEvent>
{
new DHCPv4ScopeAddedEvent(new DHCPv4ScopeCreateInstruction
{
Id = scopeId,
}),
};
Int32 leaseAmount = random.Next(30, 60);
List <IPv4Address> expectedUsedAddress = new List <IPv4Address>();
for (int i = 0; i < leaseAmount; i++)
{
Guid leaseId = Guid.NewGuid();
IPv4Address address = random.GetIPv4Address();
events.Add(new DHCPv4LeaseCreatedEvent
{
ScopeId = scopeId,
EntityId = leaseId,
Address = address,
ClientIdenfier = DHCPv4ClientIdentifier.FromHwAddress(random.NextBytes(6)).GetBytes(),
});
Boolean shouldBeSuspended = random.NextDouble() > 0.5;
if (shouldBeSuspended == true)
{
events.Add(new DHCPv4AddressSuspendedEvent(
leaseId,
address, DateTime.UtcNow.AddHours(12)));
expectedUsedAddress.Add(address);
}
}
rootScope.Load(events);
DHCPv4Scope scope = rootScope.GetRootScopes().First();
List <IPv4Address> actualAddresses = scope.Leases.GetSuspendedAddresses().ToList();
Assert.Equal(expectedUsedAddress.OrderBy(x => x), actualAddresses.OrderBy(x => x));
}
public void DHCPv4Scope_GetChildScopes()
{
Random random = new Random();
GenerateScopeTree(random, out Dictionary <Guid, List <Guid> > directChildRelations, out Dictionary <Guid, List <Guid> > allChildRelations, out List <DomainEvent> events);
DHCPv4RootScope rootScope = GetRootScope();
rootScope.Load(events);
foreach (var item in directChildRelations)
{
DHCPv4Scope scope = rootScope.GetScopeById(item.Key);
IEnumerable <DHCPv4Scope> childScopes = scope.GetChildScopes();
List <Guid> childScopesId = childScopes.Select(x => x.Id).ToList();
Assert.Equal(item.Value.OrderBy(x => x), childScopesId.OrderBy(x => x));
}
}
public void DHCPv4Scope_GetChildIds()
{
Random random = new Random();
GenerateScopeTree(random, out Dictionary <Guid, List <Guid> > directChildRelations, out Dictionary <Guid, List <Guid> > allChildRelations, out List <DomainEvent> events);
DHCPv4RootScope rootScope = GetRootScope();
rootScope.Load(events);
foreach (var item in directChildRelations)
{
DHCPv4Scope scope = rootScope.GetScopeById(item.Key);
IEnumerable <Guid> actualDirectIds = scope.GetChildIds(true);
Assert.Equal(item.Value.OrderBy(x => x), actualDirectIds.OrderBy(x => x));
IEnumerable <Guid> allChildIds = scope.GetChildIds(false);
Assert.Equal(allChildRelations[item.Key].OrderBy(x => x), allChildIds.OrderBy(x => x));
}
}
public async Task Handle(Boolean storeResult, Boolean useDynamicTime)
{
Random random = new Random();
Guid scopeId = random.NextGuid();
Guid leaseId = random.NextGuid();
String name = random.GetAlphanumericString();
String description = random.GetAlphanumericString();
IPv4Address start = random.GetIPv4Address();
IPv4Address end = start + 100;
String resolverName = random.GetAlphanumericString();
Mock <IScopeResolver <DHCPv4Packet, IPv4Address> > resolverMock = new Mock <IScopeResolver <DHCPv4Packet, IPv4Address> >(MockBehavior.Strict);
resolverMock.Setup(x => x.GetValues()).Returns(new Dictionary <String, String>());
Mock <IScopeResolverManager <DHCPv4Packet, IPv4Address> > scopeResolverMock = new Mock <IScopeResolverManager <DHCPv4Packet, IPv4Address> >();
scopeResolverMock.Setup(x => x.IsResolverInformationValid(It.Is <CreateScopeResolverInformation>(y =>
y.Typename == resolverName
))).Returns(true).Verifiable();
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 <DHCPv4RootScope> >());
DHCPv4RootScope rootScope = new DHCPv4RootScope(random.NextGuid(), scopeResolverMock.Object, factoryMock.Object);
rootScope.Load(new DomainEvent[] { new DHCPv4ScopeAddedEvent {
Instructions = new DHCPv4ScopeCreateInstruction
{
Name = random.GetAlphanumericString(),
Description = random.GetAlphanumericString(),
Id = scopeId,
ParentId = null,
ResolverInformation = new CreateScopeResolverInformation
{
Typename = resolverName,
},
ScopeProperties = new DHCPv4ScopeProperties(),
AddressProperties = DHCPv4ScopeAddressProperties.Empty,
}
},
new DHCPv4LeaseCreatedEvent
{
EntityId = leaseId,
Address = start - 100,
ScopeId = scopeId,
ClientIdenfier = DHCPv4ClientIdentifier.FromDuid(1, new UUIDDUID(random.NextGuid()), random.NextBytes(6)).GetBytes(),
},
new DHCPv4LeaseActivatedEvent
{
EntityId = leaseId,
ScopeId = scopeId,
} });
Mock <IDHCPv4StorageEngine> storageMock = new Mock <IDHCPv4StorageEngine>(MockBehavior.Strict);
storageMock.Setup(x => x.Save(rootScope)).ReturnsAsync(storeResult).Verifiable();
var command = new UpdateDHCPv4ScopeCommand(scopeId, name, description, null,
useDynamicTime == false ? new DHCPv4ScopeAddressPropertyReqest
{
Start = start.ToString(),
End = end.ToString(),
ExcludedAddresses = Array.Empty <String>(),
AcceptDecline = random.NextBoolean(),
AddressAllocationStrategy = DHCPv4ScopeAddressPropertyReqest.AddressAllocationStrategies.Next,
InformsAreAllowd = random.NextBoolean(),
ReuseAddressIfPossible = random.NextBoolean(),
SupportDirectUnicast = random.NextBoolean(),
PreferredLifetime = TimeSpan.FromDays(0.5),
RenewalTime = TimeSpan.FromDays(0.25),
LeaseTime = TimeSpan.FromDays(1),
MaskLength = (Byte)random.Next(10, 29),
} : new DHCPv4ScopeAddressPropertyReqest
{
Start = start.ToString(),
End = end.ToString(),
ExcludedAddresses = Array.Empty <String>(),
AcceptDecline = random.NextBoolean(),
AddressAllocationStrategy = DHCPv4ScopeAddressPropertyReqest.AddressAllocationStrategies.Next,
InformsAreAllowd = random.NextBoolean(),
ReuseAddressIfPossible = random.NextBoolean(),
SupportDirectUnicast = random.NextBoolean(),
DynamicRenewTime = new DHCPv4DynamicRenewTimeRequest
{
Hours = 5,
Minutes = 10,
MinutesToEndOfLife = 45,
MinutesToRebound = 35,
},
MaskLength = (Byte)random.Next(10, 29),
}
,
new CreateScopeResolverRequest
{
PropertiesAndValues = new Dictionary <String, String>(),
Typename = resolverName,
},
new DHCPv4ScopePropertyRequest[] {
new DHCPv4AddressListScopePropertyRequest
{
OptionCode = 24,
Type = DHCPv4ScopePropertyType.AddressList,
Addresses = random.GetIPv4Addresses().Select(x => x.ToString()).ToArray(),
},
new DHCPv4AddressScopePropertyRequest
{
OptionCode = 25,
Type = DHCPv4ScopePropertyType.Address,
Address = random.GetIPv4Address().ToString()
},
new DHCPv4BooleanScopePropertyRequest
{
OptionCode = 26,
Type = DHCPv4ScopePropertyType.Boolean,
Value = random.NextBoolean()
},
new DHCPv4NumericScopePropertyRequest
{
OptionCode = 27,
Type = DHCPv4ScopePropertyType.UInt16,
NumericType = DHCPv4NumericValueTypes.UInt16,
Value = (UInt16)random.NextUInt16()
},
new DHCPv4TextScopePropertyRequest
{
OptionCode = 28,
Type = DHCPv4ScopePropertyType.Text,
Value = random.GetAlphanumericString()
},
new DHCPv4TimeScopePropertyRequest
{
OptionCode = 29,
Type = DHCPv4ScopePropertyType.Time,
Value = TimeSpan.FromSeconds(random.Next(10, 20))
},
new DHCPv4AddressListScopePropertyRequest
{
OptionCode = 64,
MarkAsRemovedInInheritance = true,
}
}
);
var serviceBusMock = new Mock <IServiceBus>(MockBehavior.Strict);
serviceBusMock.Setup(x => x.Publish(It.Is <NewTriggerHappendMessage>(y => y.Triggers.Count() == 1 &&
((PrefixEdgeRouterBindingUpdatedTrigger)y.Triggers.First()).OldBinding.Prefix == IPv4Address.FromString("fc70::0")
))).Returns(Task.CompletedTask);
var handler = new UpdateDHCPv4ScopeCommandHandler(storageMock.Object, serviceBusMock.Object, rootScope,
Mock.Of <ILogger <UpdateDHCPv4ScopeCommandHandler> >());
Boolean result = await handler.Handle(command, CancellationToken.None);
Assert.Equal(storeResult, result);
var scope = rootScope.GetRootScopes().First();
Assert.Equal(name, scope.Name);
Assert.Equal(description, scope.Description);
Assert.NotNull(scope.Resolver);
Assert.Equal(start, scope.AddressRelatedProperties.Start);
Assert.True(scope.Properties.IsMarkedAsRemovedFromInheritance(64));
Assert.False(scope.Properties.IsMarkedAsRemovedFromInheritance(24));
if (useDynamicTime == true)
{
Assert.True(scope.AddressRelatedProperties.UseDynamicRewnewTime);
Assert.Equal(5, scope.AddressRelatedProperties.DynamicRenewTime.Hour);
}
else
{
Assert.False(scope.AddressRelatedProperties.UseDynamicRewnewTime);
}
scopeResolverMock.Verify();
storageMock.Verify();
serviceBusMock.Verify();
Assert.Empty(rootScope.GetTriggers());
}
public void TestInform_CheckReponsePacket()
{
Random random = new Random();
IPv4Address start = random.GetIPv4Address();
IPv4Address end = random.GetIPv4AddressGreaterThan(start);
IPv4Address sourceAddress = random.GetIPv4AddressBetween(start, end);
IPv4Address destinationAddress = random.GetIPv4AddressBetween(start, end);
DHCPv4Packet input = GetInformPacket(random, sourceAddress, destinationAddress);
List <DHCPv4ScopeProperty> scopeProperties = random.GenerateProperties(new List <DHCPv4OptionTypes>
{
DHCPv4OptionTypes.RebindingTimeValue,
DHCPv4OptionTypes.RenewalTimeValue,
DHCPv4OptionTypes.IPAddressLeaseTime,
DHCPv4OptionTypes.ServerIdentifier,
DHCPv4OptionTypes.MessageType,
});
DHCPv4RootScope rootScope = GetRootScope();
Guid scopeId = Guid.NewGuid();
rootScope.Load(new List <DomainEvent> {
new DHCPv4ScopeAddedEvent(new DHCPv4ScopeCreateInstruction
{
AddressProperties = new DHCPv4ScopeAddressProperties(start, end, new List <IPv4Address>(),
informsAreAllowd: true,
renewalTime: TimeSpan.FromMinutes(random.Next(3, 10)),
preferredLifetime: TimeSpan.FromMinutes(random.Next(20, 30)),
leaseTime: TimeSpan.FromMinutes(random.Next(40, 60))
),
Id = scopeId,
ScopeProperties = new DHCPv4ScopeProperties(scopeProperties)
})
});
DHCPv4Packet result = rootScope.HandleInform(input);
Assert.NotEqual(DHCPv4Packet.Empty, result);
Assert.Equal(sourceAddress, result.Header.Destionation);
Assert.Equal(destinationAddress, result.Header.Source);
Assert.Equal(DHCPv4MessagesTypes.Acknowledge, result.MessageType);
Assert.Equal(input.ClientHardwareAddress, result.ClientHardwareAddress);
Assert.Equal(input.HardwareAddressLength, result.HardwareAddressLength);
Assert.Equal(input.HardwareType, result.HardwareType);
Assert.Equal(0, result.Hops);
Assert.Equal(0, result.SecondsElapsed);
Assert.Equal(input.TransactionId, result.TransactionId);
Assert.Equal(String.Empty, result.FileName);
Assert.Equal(String.Empty, result.ServerHostname);
Assert.Equal(DHCPv4PacketFlags.Unicast, result.Flags);
Assert.Equal(DHCPv4PacketOperationCodes.BootReply, result.OpCode);
Assert.Equal(IPv4Address.Empty, result.GatewayIPAdress);
Assert.Equal(IPv4Address.Empty, result.YourIPAdress);
Assert.Equal(IPv4Address.Empty, result.ServerIPAdress);
Assert.Equal(input.ClientIPAdress, result.ClientIPAdress);
Assert.Equal(input.ClientIPAdress, result.Header.Destionation);
// no time values
Assert.False(IsOptionPresentend(result, DHCPv4OptionTypes.RebindingTimeValue));
Assert.False(IsOptionPresentend(result, DHCPv4OptionTypes.RenewalTimeValue));
Assert.False(IsOptionPresentend(result, DHCPv4OptionTypes.IPAddressLeaseTime));
// server identifier
Assert.True(IsOptionPresentend(result, DHCPv4OptionTypes.ServerIdentifier));
Assert.True(HasOptionThisIPv4Adress(result, DHCPv4OptionTypes.ServerIdentifier, destinationAddress));
foreach (var item in scopeProperties)
{
Assert.True(IsOptionPresentend(result, item.OptionIdentifier));
DHCPv4PacketOption existingOption = result.GetOptionByIdentifier(item.OptionIdentifier);
Assert.NotEqual(DHCPv4PacketOption.NotPresented, existingOption);
ChecKIfPropertyCorrelatesToOption(item, existingOption);
}
}
public void DHCPv4Leases_IsAddressActive()
{
Random random = new Random();
DHCPv4RootScope rootScope = GetRootScope();
Guid scopeId = Guid.NewGuid();
List <DomainEvent> events = new List <DomainEvent>
{
new DHCPv4ScopeAddedEvent(new DHCPv4ScopeCreateInstruction
{
Id = scopeId,
}),
};
Int32 leaseAmount = random.Next(30, 60);
Dictionary <IPv4Address, Boolean> expectedUsedAddress = new Dictionary <IPv4Address, bool>();
for (int i = 0; i < leaseAmount; i++)
{
Guid leaseId = Guid.NewGuid();
IPv4Address address = random.GetIPv4Address();
events.Add(new DHCPv4LeaseCreatedEvent
{
ScopeId = scopeId,
EntityId = leaseId,
Address = address,
ClientIdenfier = DHCPv4ClientIdentifier.FromHwAddress(random.NextBytes(6)).GetBytes(),
});
Boolean addressIsInUse = random.NextDouble() > 0.5;
if (addressIsInUse == true)
{
events.Add(new DHCPv4LeaseActivatedEvent(leaseId));
}
expectedUsedAddress.Add(address, addressIsInUse);
}
rootScope.Load(events);
DHCPv4Scope scope = rootScope.GetRootScopes().First();
foreach (var item in expectedUsedAddress)
{
Boolean actual = scope.Leases.IsAddressActive(item.Key);
Assert.Equal(item.Value, actual);
}
Int32 notExistingAddressesAmount = random.Next(30, 50);
for (int i = 0; i < notExistingAddressesAmount; i++)
{
IPv4Address notExisitingAddress = random.GetIPv4Address();
if (expectedUsedAddress.ContainsKey(notExisitingAddress) == true)
{
continue;
}
Boolean actual = scope.Leases.IsAddressActive(notExisitingAddress);
Assert.False(actual);
}
}
public void GetLeasesByScope_OnlyDirect()
{
Random random = new Random();
Guid scopeId = random.NextGuid();
String scopeName = "Testscope";
DHCPv4LeaseOverview activeLeaseWithoutPrefix = new DHCPv4LeaseOverview
{
Address = random.GetIPv4Address().ToString(),
MacAddress = random.NextBytes(6),
ExpectedEnd = DateTime.UtcNow.AddHours(random.Next(10, 20)),
Started = DateTime.UtcNow.AddHours(-random.Next(10, 20)),
Id = random.NextGuid(),
UniqueIdentifier = random.NextBytes(10),
State = LeaseStates.Active,
Scope = new DHCPv4ScopeOverview
{
Id = scopeId,
Name = scopeName,
}
};
DHCPv4LeaseOverview expiredLeaseWithPrefix = new DHCPv4LeaseOverview
{
Address = random.GetIPv4Address().ToString(),
MacAddress = random.NextBytes(6),
ExpectedEnd = DateTime.UtcNow.AddHours(random.Next(10, 20)),
Started = DateTime.UtcNow.AddHours(-random.Next(10, 20)),
Id = random.NextGuid(),
UniqueIdentifier = Array.Empty <Byte>(),
State = LeaseStates.Inactive,
Scope = new DHCPv4ScopeOverview
{
Id = scopeId,
Name = scopeName,
}
};
DHCPv4RootScope rootScope = GetRootScope();
rootScope.Load(new List <DomainEvent> {
new DHCPv4ScopeEvents.DHCPv4ScopeAddedEvent(
new DHCPv4ScopeCreateInstruction
{
Name = scopeName,
Id = scopeId,
}),
new DHCPv4LeaseCreatedEvent
{
EntityId = expiredLeaseWithPrefix.Id,
Address = IPv4Address.FromString(expiredLeaseWithPrefix.Address.ToString()),
ClientIdenfier = DHCPv4ClientIdentifier.FromHwAddress(expiredLeaseWithPrefix.MacAddress).GetBytes(),
ScopeId = scopeId,
StartedAt = expiredLeaseWithPrefix.Started,
ValidUntil = expiredLeaseWithPrefix.ExpectedEnd,
UniqueIdentifier = null,
},
new DHCPv4LeaseActivatedEvent
{
EntityId = expiredLeaseWithPrefix.Id,
ScopeId = scopeId,
},
new DHCPv4LeaseExpiredEvent
{
EntityId = expiredLeaseWithPrefix.Id,
ScopeId = scopeId,
},
new DHCPv4LeaseCreatedEvent
{
EntityId = activeLeaseWithoutPrefix.Id,
Address = IPv4Address.FromString(activeLeaseWithoutPrefix.Address.ToString()),
ClientIdenfier = DHCPv4ClientIdentifier.FromHwAddress(activeLeaseWithoutPrefix.MacAddress).GetBytes(),
ScopeId = scopeId,
StartedAt = activeLeaseWithoutPrefix.Started,
ValidUntil = activeLeaseWithoutPrefix.ExpectedEnd,
UniqueIdentifier = activeLeaseWithoutPrefix.UniqueIdentifier
},
new DHCPv4LeaseActivatedEvent
{
EntityId = activeLeaseWithoutPrefix.Id,
ScopeId = scopeId,
},
});;
var controller = new DHCPv4LeaseController(rootScope, Mock.Of <ILogger <DHCPv4LeaseController> >());
var actionResult = controller.GetLeasesByScope(scopeId);
var result = actionResult.EnsureOkObjectResult <IEnumerable <DHCPv4LeaseOverview> >(true);
Assert.Equal(new[] { activeLeaseWithoutPrefix, expiredLeaseWithPrefix }, result, new LeaseOverviewEqualityComparer());
}
public void HandleRelease_LeaseExists_AddressIsActive()
{
Random random = new Random();
IPv4Address leasedAddress = IPv4Address.FromString("192.168.178.10");
IPv4HeaderInformation headerInformation =
new IPv4HeaderInformation(leasedAddress, IPv4Address.FromString("192.168.178.1"));
Byte[] clientMacAdress = random.NextBytes(6);
DHCPv4Packet requestPacket = new DHCPv4Packet(
headerInformation, clientMacAdress, (UInt32)random.Next(),
IPv4Address.Empty, IPv4Address.Empty, IPv4Address.Empty,
DHCPv4PacketFlags.Unicast,
new DHCPv4PacketMessageTypeOption(DHCPv4MessagesTypes.Release)
);
Mock <IScopeResolverManager <DHCPv4Packet, IPv4Address> > scopeResolverMock =
new Mock <IScopeResolverManager <DHCPv4Packet, IPv4Address> >(MockBehavior.Strict);
var resolverInformations = new CreateScopeResolverInformation
{
Typename = nameof(DHCPv4RelayAgentSubnetResolver),
};
Mock <IScopeResolver <DHCPv4Packet, IPv4Address> > resolverMock = new Mock <IScopeResolver <DHCPv4Packet, IPv4Address> >(MockBehavior.Strict);
scopeResolverMock.Setup(x => x.InitializeResolver(resolverInformations)).Returns(resolverMock.Object);
Guid scopeId = random.NextGuid();
Guid leaseId = random.NextGuid();
DateTime leaseCreatedAt = DateTime.UtcNow.AddHours(-1);
DHCPv4RootScope rootScope = GetRootScope(scopeResolverMock);
rootScope.Load(new List <DomainEvent> {
new DHCPv4ScopeEvents.DHCPv4ScopeAddedEvent(
new DHCPv4ScopeCreateInstruction
{
AddressProperties = new DHCPv4ScopeAddressProperties(
IPv4Address.FromString("192.168.178.1"),
IPv4Address.FromString("192.168.178.255"),
new List <IPv4Address> {
IPv4Address.FromString("192.168.178.1")
},
leaseTime: TimeSpan.FromDays(1)
),
ResolverInformation = resolverInformations,
Name = "Testscope",
Id = scopeId,
}),
new DHCPv4LeaseCreatedEvent
{
EntityId = leaseId,
Address = leasedAddress,
ClientIdenfier = DHCPv4ClientIdentifier.FromHwAddress(clientMacAdress).GetBytes(),
ScopeId = scopeId,
UniqueIdentifier = null,
StartedAt = leaseCreatedAt,
ValidUntil = DateTime.UtcNow.AddDays(1),
},
new DHCPv4LeaseActivatedEvent
{
EntityId = leaseId,
ScopeId = scopeId,
},
});
DHCPv4Lease lease = rootScope.GetScopeById(scopeId).Leases.GetLeaseById(leaseId);
DHCPv4Packet result = rootScope.HandleRelease(requestPacket);
Assert.Equal(DHCPv4Packet.Empty, result);
CheckIfLeaseIsRelease(lease);
CheckEventAmount(2, rootScope);
CheckLeaseReleasedEvent(0, scopeId, rootScope, leaseId);
CheckHandeledEvent(1, ReleaseError.NoError, requestPacket, rootScope);
}
public void DHCPv4Scope_AddressPropertiesInherientce()
{
Random random = new Random();
for (int i = 0; i < 100; i++)
{
IPv4Address grantParentStart = random.GetIPv4Address();
IPv4Address grantParentEnd = random.GetIPv4AddressGreaterThan(grantParentStart);
List <IPv4Address> grantParentExcludedAddresses = random.GetIPv4AddressesBetween(grantParentStart, grantParentEnd);
TimeSpan grantParentValidLifeTime = TimeSpan.FromMinutes(random.Next());
TimeSpan grantParentPrefferedValidLifeTime = TimeSpan.FromMinutes(random.Next());
TimeSpan grantParentRenewalTimePrefferedValidLifeTime = TimeSpan.FromMinutes(random.Next());
Boolean grantParentReuseAddressIfPossible = random.NextBoolean();
DHCPv4ScopeAddressProperties.AddressAllocationStrategies grantParentAllocationStrategy = DHCPv4ScopeAddressProperties.AddressAllocationStrategies.Next;
Boolean grantParentSupportDirectUnicast = random.NextBoolean();
Boolean grantParentAcceptDecline = random.NextBoolean();
Boolean grantParentInformsAreAllowd = random.NextBoolean();
Byte grantParentSubnetMask = (Byte)random.Next(18, 25);
DHCPv4ScopeAddressProperties grantParentProperties = new DHCPv4ScopeAddressProperties(
grantParentStart, grantParentEnd, grantParentExcludedAddresses,
grantParentRenewalTimePrefferedValidLifeTime, grantParentPrefferedValidLifeTime, grantParentValidLifeTime,
grantParentSubnetMask,
grantParentReuseAddressIfPossible, grantParentAllocationStrategy,
grantParentInformsAreAllowd, grantParentAcceptDecline, grantParentInformsAreAllowd);
IPv4Address parentStart = random.GetIPv4Address();
IPv4Address parentEnd = random.GetIPv4AddressGreaterThan(parentStart);
List <IPv4Address> parentExcludedAddresses = random.GetIPv4AddressesBetween(parentStart, parentEnd);
TimeSpan?parentValidLifeTime = null;
TimeSpan?parentPrefferedValidLifeTime = null;
TimeSpan?parentRenewalTimePrefferedValidLifeTime = null;
Byte?parentSubnetMask = null;
Boolean?parentReuseAddressIfPossible = null;
DHCPv4ScopeAddressProperties.AddressAllocationStrategies?parentAllocationStrategy = null;
Boolean?parentSupportDirectUnicast = null;
Boolean?parentAcceptDecline = null;
Boolean?parentInformsAreAllowd = null;
if (random.NextBoolean() == true)
{
parentValidLifeTime = TimeSpan.FromMinutes(random.Next());
}
if (random.NextBoolean() == true)
{
parentPrefferedValidLifeTime = TimeSpan.FromMinutes(random.Next());
}
if (random.NextBoolean() == true)
{
parentRenewalTimePrefferedValidLifeTime = TimeSpan.FromMinutes(random.Next());
}
if (random.NextBoolean() == true)
{
parentSubnetMask = (Byte)random.Next(18, 25);
}
if (random.NextBoolean() == true)
{
parentReuseAddressIfPossible = random.NextBoolean();
}
if (random.NextBoolean() == true)
{
parentAllocationStrategy = DHCPv4ScopeAddressProperties.AddressAllocationStrategies.Random;
}
if (random.NextBoolean() == true)
{
parentSupportDirectUnicast = random.NextBoolean();
}
if (random.NextBoolean() == true)
{
parentAcceptDecline = random.NextBoolean();
}
if (random.NextBoolean() == true)
{
parentInformsAreAllowd = random.NextBoolean();
}
DHCPv4ScopeAddressProperties parentProperties = new DHCPv4ScopeAddressProperties(
parentStart, parentEnd, parentExcludedAddresses,
parentRenewalTimePrefferedValidLifeTime, parentPrefferedValidLifeTime, parentValidLifeTime,
parentSubnetMask,
parentReuseAddressIfPossible, parentAllocationStrategy,
parentInformsAreAllowd, parentAcceptDecline, parentInformsAreAllowd);
IPv4Address childStart = random.GetIPv4Address();
IPv4Address childEnd = random.GetIPv4AddressGreaterThan(childStart);
List <IPv4Address> childExcludedAddresses = random.GetIPv4AddressesBetween(childStart, childEnd);
TimeSpan?childValidLifeTime = null;
TimeSpan?childPrefferedValidLifeTime = null;
TimeSpan?childRenewalTimePrefferedValidLifeTime = null;
Byte?childSubnetMask = null;
Boolean?childReuseAddressIfPossible = null;
DHCPv4ScopeAddressProperties.AddressAllocationStrategies?childAllocationStrategy = null;
Boolean?childSupportDirectUnicast = random.NextDouble() > 0.5;
Boolean?childAcceptDecline = random.NextDouble() > 0.5;
Boolean?childInformsAreAllowd = random.NextDouble() > 0.5;
if (random.NextBoolean() == true)
{
childValidLifeTime = TimeSpan.FromMinutes(random.Next());
}
if (random.NextBoolean() == true)
{
childPrefferedValidLifeTime = TimeSpan.FromMinutes(random.Next());
}
if (random.NextBoolean() == true)
{
childRenewalTimePrefferedValidLifeTime = TimeSpan.FromMinutes(random.Next());
}
if (random.NextBoolean() == true)
{
childSubnetMask = (Byte)random.Next(18, 25);
}
if (random.NextBoolean() == true)
{
childReuseAddressIfPossible = random.NextBoolean();
}
if (random.NextBoolean() == true)
{
childAllocationStrategy = DHCPv4ScopeAddressProperties.AddressAllocationStrategies.Random;
}
if (random.NextBoolean() == true)
{
childSupportDirectUnicast = random.NextBoolean();
}
if (random.NextBoolean() == true)
{
childAcceptDecline = random.NextBoolean();
}
if (random.NextBoolean() == true)
{
childInformsAreAllowd = random.NextBoolean();
}
DHCPv4ScopeAddressProperties childProperties = new DHCPv4ScopeAddressProperties(
childStart, childEnd, childExcludedAddresses,
childRenewalTimePrefferedValidLifeTime, childPrefferedValidLifeTime, childValidLifeTime,
childSubnetMask,
childReuseAddressIfPossible, childAllocationStrategy,
childSupportDirectUnicast, childAcceptDecline, childInformsAreAllowd);
Guid grantParentId = Guid.NewGuid();
Guid parentId = Guid.NewGuid();
Guid childId = Guid.NewGuid();
List <DomainEvent> events = new List <DomainEvent>
{
new DHCPv4ScopeAddedEvent(new DHCPv4ScopeCreateInstruction
{
Id = grantParentId,
AddressProperties = grantParentProperties,
}),
new DHCPv4ScopeAddedEvent(new DHCPv4ScopeCreateInstruction
{
Id = parentId,
ParentId = grantParentId,
AddressProperties = parentProperties,
}),
new DHCPv4ScopeAddedEvent(new DHCPv4ScopeCreateInstruction
{
Id = childId,
ParentId = parentId,
AddressProperties = childProperties,
}),
};
DHCPv4RootScope rootScope = GetRootScope();
rootScope.Load(events);
DHCPv4Scope scope = rootScope.GetScopeById(childId);
DHCPv4ScopeAddressProperties actualProperties = scope.GetAddressProperties();
DHCPv4ScopeAddressProperties expectedProperties = new DHCPv4ScopeAddressProperties(
childStart, childEnd, grantParentExcludedAddresses.Union(parentExcludedAddresses).Union(childExcludedAddresses).Where(x => x.IsBetween(childStart, childEnd)),
childRenewalTimePrefferedValidLifeTime.HasValue == true ? childRenewalTimePrefferedValidLifeTime.Value : (parentRenewalTimePrefferedValidLifeTime.HasValue == true ? parentRenewalTimePrefferedValidLifeTime.Value : grantParentRenewalTimePrefferedValidLifeTime),
childPrefferedValidLifeTime.HasValue == true ? childPrefferedValidLifeTime.Value : (parentPrefferedValidLifeTime.HasValue == true ? parentPrefferedValidLifeTime.Value : grantParentPrefferedValidLifeTime),
childValidLifeTime.HasValue == true ? childValidLifeTime.Value : (parentValidLifeTime.HasValue == true ? parentValidLifeTime.Value : grantParentValidLifeTime),
childSubnetMask.HasValue == true ? childSubnetMask.Value : (parentSubnetMask.HasValue == true ? parentSubnetMask.Value : grantParentSubnetMask),
childReuseAddressIfPossible.HasValue == true ? childReuseAddressIfPossible.Value : (parentReuseAddressIfPossible.HasValue == true ? parentReuseAddressIfPossible.Value : grantParentReuseAddressIfPossible),
childAllocationStrategy.HasValue == true ? childAllocationStrategy.Value : (parentAllocationStrategy.HasValue == true ? parentAllocationStrategy.Value : grantParentAllocationStrategy),
childSupportDirectUnicast.HasValue == true ? childSupportDirectUnicast.Value : (parentSupportDirectUnicast.HasValue == true ? parentSupportDirectUnicast.Value : grantParentSupportDirectUnicast),
childAcceptDecline.HasValue == true ? childAcceptDecline.Value : (parentAcceptDecline.HasValue == true ? parentAcceptDecline.Value : grantParentAcceptDecline),
childInformsAreAllowd.HasValue == true ? childInformsAreAllowd.Value : (parentInformsAreAllowd.HasValue == true ? parentInformsAreAllowd.Value : grantParentInformsAreAllowd)
);
Assert.Equal(expectedProperties, actualProperties);
}
}
public static Dictionary <DHCPv4Lease, Boolean> AddEventsForCancelableLeases(
Random random,
Guid scopeId,
DHCPv4RootScope scope)
{
Dictionary <LeaseStates, Func <Guid, DHCPv4ScopeRelatedEvent> > cancalableStateBuilder = new Dictionary <LeaseStates, Func <Guid, DHCPv4ScopeRelatedEvent> >
{
{ LeaseStates.Pending, (id) => null },
{ LeaseStates.Active, (id) => new DHCPv4LeaseActivatedEvent(id) },
};
Dictionary <LeaseStates, Func <Guid, DHCPv4ScopeRelatedEvent> > nonCancalableStateBuilder = new Dictionary <LeaseStates, Func <Guid, DHCPv4ScopeRelatedEvent> >
{
{ LeaseStates.Inactive, (id) => new DHCPv4LeaseExpiredEvent(id) },
{ LeaseStates.Canceled, (id) => new DHCPv4LeaseCanceledEvent(id) },
{ LeaseStates.Released, (id) => new DHCPv4LeaseReleasedEvent(id) },
{ LeaseStates.Revoked, (id) => new DHCPv4LeaseRevokedEvent(id) },
};
Int32 leaseAmount = random.Next(20, 40);
Dictionary <DHCPv4Lease, Boolean> expectedCancallations = new();
for (int i = 0; i < leaseAmount; i++)
{
Guid leaseId = Guid.NewGuid();
scope.Load(new[] {
new DHCPv4LeaseCreatedEvent
{
ScopeId = scopeId,
EntityId = leaseId,
ClientIdenfier = DHCPv4ClientIdentifier.FromHwAddress(random.NextBytes(6)).GetBytes(),
Address = random.GetIPv4Address(),
}
});
DHCPv4Lease lease = scope.GetRootScopes().First().Leases.GetLeaseById(leaseId);
Boolean shouldBeCancelable = random.NextDouble() > 0.5;
Dictionary <LeaseStates, Func <Guid, DHCPv4ScopeRelatedEvent> > eventCreatorDict = null;
if (shouldBeCancelable == true)
{
eventCreatorDict = cancalableStateBuilder;
}
else
{
eventCreatorDict = nonCancalableStateBuilder;
}
var entry = eventCreatorDict.ElementAt(random.Next(0, eventCreatorDict.Count));
DHCPv4ScopeRelatedEvent stateChangingEvent = entry.Value(leaseId);
if (stateChangingEvent != null)
{
stateChangingEvent.ScopeId = scopeId;
scope.Load(new[] { stateChangingEvent });
}
expectedCancallations.Add(lease, shouldBeCancelable);
}
return(expectedCancallations);
}
public void DHCPv4Lease_MatchesUniqueIdentiifer()
{
Random random = new Random();
DHCPv4RootScope rootScope = GetRootScope();
Guid scopeId = Guid.NewGuid();
Byte[] uniqueIdentifier = random.NextBytes(10);
List <DomainEvent> events = new List <DomainEvent>
{
new DHCPv4ScopeAddedEvent(new DHCPv4ScopeCreateInstruction
{
Id = scopeId,
}),
};
Int32 leaseAmount = random.Next(3, 10);
Dictionary <Guid, Boolean> expectedResults = new Dictionary <Guid, bool>();
for (int i = 0; i < leaseAmount; i++)
{
Guid leaseId = Guid.NewGuid();
Byte[] identifier = null;
Boolean matches = false;
Double randomValue = random.NextDouble();
if (randomValue > 0.75)
{
identifier = uniqueIdentifier;
matches = true;
}
else if (randomValue > 0.5)
{
identifier = random.NextBytes(12);
}
else if (randomValue > 0.25)
{
identifier = new byte[0];
}
events.Add(new DHCPv4LeaseCreatedEvent
{
ScopeId = scopeId,
EntityId = leaseId,
UniqueIdentifier = identifier,
Address = random.GetIPv4Address(),
ClientIdenfier = DHCPv4ClientIdentifier.FromHwAddress(random.NextBytes(6)).GetBytes(),
});
expectedResults.Add(leaseId, matches);
}
rootScope.Load(events);
DHCPv4Scope scope = rootScope.GetRootScopes().First();
foreach (var item in expectedResults)
{
DHCPv4Lease lease = scope.Leases.GetLeaseById(item.Key);
Boolean actual = lease.MatchesUniqueIdentiifer(uniqueIdentifier);
Assert.Equal(item.Value, actual);
}
}
public async Task Handle_WithChildren(Boolean requestedToDeleteChildrenAsWell)
{
Random random = new Random();
Guid grantParentId = random.NextGuid();
Guid parentId = random.NextGuid();
Guid childId = random.NextGuid();
String resolverName = random.GetAlphanumericString();
Mock <IScopeResolverManager <DHCPv4Packet, IPv4Address> > scopeResolverMock = new Mock <IScopeResolverManager <DHCPv4Packet, IPv4Address> >();
scopeResolverMock.Setup(x => x.InitializeResolver(It.Is <CreateScopeResolverInformation>(y =>
y.Typename == resolverName
))).Returns(Mock.Of <IScopeResolver <DHCPv4Packet, IPv4Address> >()).Verifiable();
Mock <ILoggerFactory> factoryMock = new Mock <ILoggerFactory>(MockBehavior.Strict);
factoryMock.Setup(x => x.CreateLogger(It.IsAny <String>())).Returns(Mock.Of <ILogger <DHCPv4RootScope> >());
DHCPv4RootScope rootScope = new DHCPv4RootScope(random.NextGuid(), scopeResolverMock.Object, factoryMock.Object);
rootScope.Load(new[] {
new DHCPv4ScopeAddedEvent
{
Instructions = new DHCPv4ScopeCreateInstruction
{
Id = grantParentId,
ResolverInformation = new CreateScopeResolverInformation
{
Typename = resolverName,
},
AddressProperties = new DHCPv4ScopeAddressProperties(IPv4Address.FromString("192.168.0.1"), IPv4Address.FromString("192.168.0.20")),
}
},
new DHCPv4ScopeAddedEvent
{
Instructions = new DHCPv4ScopeCreateInstruction
{
Id = parentId,
ParentId = grantParentId,
ResolverInformation = new CreateScopeResolverInformation
{
Typename = resolverName,
},
AddressProperties = new DHCPv4ScopeAddressProperties(IPv4Address.FromString("192.168.0.5"), IPv4Address.FromString("192.168.0.8")),
}
},
new DHCPv4ScopeAddedEvent
{
Instructions = new DHCPv4ScopeCreateInstruction
{
Id = childId,
ParentId = parentId,
ResolverInformation = new CreateScopeResolverInformation
{
Typename = resolverName,
},
AddressProperties = new DHCPv4ScopeAddressProperties(IPv4Address.FromString("192.168.0.7"), IPv4Address.FromString("192.168.0.7")),
}
},
});
Mock <IDHCPv4StorageEngine> storageMock = new Mock <IDHCPv4StorageEngine>(MockBehavior.Strict);
storageMock.Setup(x => x.Save(rootScope)).ReturnsAsync(true).Verifiable();
var command = new DeleteDHCPv4ScopeCommand(parentId, requestedToDeleteChildrenAsWell);
var handler = new DeleteDHCPv4ScopeCommandHandler(storageMock.Object, rootScope,
Mock.Of <ILogger <DeleteDHCPv4ScopeCommandHandler> >());
Boolean result = await handler.Handle(command, CancellationToken.None);
Assert.True(result);
var changes = rootScope.GetChanges();
if (requestedToDeleteChildrenAsWell == true)
{
Assert.Null(rootScope.GetScopeById(childId));
Assert.Equal(2, changes.Count());
var firstEvent = changes.ElementAt(0) as DHCPv4ScopeDeletedEvent;
Assert.Equal(childId, firstEvent.EntityId);
var secondEvent = changes.ElementAt(1) as DHCPv4ScopeDeletedEvent;
Assert.Equal(parentId, secondEvent.EntityId);
}
else
{
Assert.Single(changes);
}
Assert.Null(rootScope.GetScopeById(parentId));
Assert.NotNull(rootScope.GetScopeById(grantParentId));
storageMock.Verify();
}
public void DHCPv4Scope_ScopePropertiesInherientce()
{
Random random = new Random();
Byte onylGrandParentOptionIdentifier = 47;
Byte onlyParentOptionIdentifier = 55;
Byte onlyChildOptionIdentifier = 90;
Byte overridenByParentOptionIdentifier = 100;
Byte overridenByChildOptionIdentifier = 110;
Dictionary <Byte, IPv4Address> inputs = new Dictionary <byte, IPv4Address>
{
{ onylGrandParentOptionIdentifier, random.GetIPv4Address() },
{ onlyParentOptionIdentifier, random.GetIPv4Address() },
{ onlyChildOptionIdentifier, random.GetIPv4Address() },
{ overridenByParentOptionIdentifier, random.GetIPv4Address() },
{ overridenByChildOptionIdentifier, random.GetIPv4Address() },
};
DHCPv4ScopeProperties grantParentProperties = new DHCPv4ScopeProperties(
new DHCPv4AddressScopeProperty(onylGrandParentOptionIdentifier, inputs[onylGrandParentOptionIdentifier]),
new DHCPv4AddressScopeProperty(overridenByParentOptionIdentifier, random.GetIPv4Address()),
new DHCPv4AddressScopeProperty(overridenByChildOptionIdentifier, random.GetIPv4Address())
);
DHCPv4ScopeProperties parentProperties = new DHCPv4ScopeProperties(
new DHCPv4AddressScopeProperty(onlyParentOptionIdentifier, inputs[onlyParentOptionIdentifier]),
new DHCPv4AddressScopeProperty(overridenByParentOptionIdentifier, inputs[overridenByParentOptionIdentifier])
);
DHCPv4ScopeProperties childProperties = new DHCPv4ScopeProperties(
new DHCPv4AddressScopeProperty(onlyChildOptionIdentifier, inputs[onlyChildOptionIdentifier]),
new DHCPv4AddressScopeProperty(overridenByChildOptionIdentifier, inputs[overridenByChildOptionIdentifier])
);
DHCPv4ScopeProperties expectedProperties = new DHCPv4ScopeProperties(
new DHCPv4AddressScopeProperty(onylGrandParentOptionIdentifier, inputs[onylGrandParentOptionIdentifier]),
new DHCPv4AddressScopeProperty(onlyParentOptionIdentifier, inputs[onlyParentOptionIdentifier]),
new DHCPv4AddressScopeProperty(onlyChildOptionIdentifier, inputs[onlyChildOptionIdentifier]),
new DHCPv4AddressScopeProperty(overridenByParentOptionIdentifier, inputs[overridenByParentOptionIdentifier]),
new DHCPv4AddressScopeProperty(overridenByChildOptionIdentifier, inputs[overridenByChildOptionIdentifier])
);
Guid grantParentId = Guid.NewGuid();
Guid parentId = Guid.NewGuid();
Guid childId = Guid.NewGuid();
List <DomainEvent> events = new List <DomainEvent>
{
new DHCPv4ScopeAddedEvent(new DHCPv4ScopeCreateInstruction
{
Id = grantParentId,
ScopeProperties = grantParentProperties,
}),
new DHCPv4ScopeAddedEvent(new DHCPv4ScopeCreateInstruction
{
Id = parentId,
ParentId = grantParentId,
ScopeProperties = parentProperties,
}),
new DHCPv4ScopeAddedEvent(new DHCPv4ScopeCreateInstruction
{
Id = childId,
ParentId = parentId,
ScopeProperties = childProperties,
}),
};
DHCPv4RootScope rootScope = GetRootScope();
rootScope.Load(events);
DHCPv4Scope scope = rootScope.GetScopeById(childId);
DHCPv4ScopeProperties actualProperties = scope.GetScopeProperties();
Assert.Equal(expectedProperties, actualProperties);
}
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();
IPv4Address start = random.GetIPv4Address();
IPv4Address end = start + 100;
var excluded = new[] { start + 1, start + 3 };
DHCPv4ScopeProperties properties = null;
if (random.NextBoolean() == true)
{
DHCPv4AddressListScopeProperty gwAddress = new(
DHCPv4OptionTypes.Router, new[] { start + 0, start + 30 });
properties = new DHCPv4ScopeProperties(gwAddress);
}
else
{
properties = new();
}
events.Add(new DHCPv4ScopeAddedEvent(new DHCPv4ScopeCreateInstruction
{
Id = scopeId,
Name = random.GetAlphanumericString(),
AddressProperties = new DHCPv4ScopeAddressProperties(start, end, excluded,
maskLength: random.NextBoolean() == true ? (Byte)random.Next(0, 32) : null),
ScopeProperties = properties
}));
rootScopeIds.Add(scopeId);
GenerateScopeTree(
random.NextDouble(), random,
new List <Guid> {
scopeId
}, events);
}
var scopeResolverMock = new Mock <IScopeResolverManager <DHCPv4Packet, IPv4Address> >(MockBehavior.Strict);
scopeResolverMock.Setup(x => x.InitializeResolver(It.IsAny <CreateScopeResolverInformation>())).Returns(Mock.Of <IScopeResolver <DHCPv4Packet, IPv4Address> >());
Mock <ILoggerFactory> factoryMock = new Mock <ILoggerFactory>(MockBehavior.Strict);
factoryMock.Setup(x => x.CreateLogger(It.IsAny <String>())).Returns(Mock.Of <ILogger <DHCPv4RootScope> >());
DHCPv4RootScope rootScope = new DHCPv4RootScope(random.NextGuid(), scopeResolverMock.Object, factoryMock.Object);
rootScope.Load(events);
var controller = new DHCPv4ScopeController(
Mock.Of <IMediator>(MockBehavior.Strict),
Mock.Of <IScopeResolverManager <DHCPv4Packet, IPv4Address> >(MockBehavior.Strict),
rootScope);
var actionResult = controller.GetScopesAsList();
var result = actionResult.EnsureOkObjectResult <IEnumerable <DHCPv4ScopeItem> >(true);
Assert.Equal(events.Count, result.Count());
for (int i = 0; i < events.Count; i++)
{
var scope = result.ElementAt(i);
var @event = (DHCPv4ScopeAddedEvent)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);
Assert.Equal(@event.Instructions.AddressProperties.ExcludedAddresses.Select(x => x.ToString()).ToArray(), scope.ExcludedAddresses);
Assert.Equal((@event.Instructions.ScopeProperties?.Properties ?? Array.Empty <DHCPv4ScopeProperty>()).Where(x => x.OptionIdentifier == (Byte)DHCPv4OptionTypes.Router).Cast <DHCPv4AddressListScopeProperty>().Select(x => x.Addresses.First().ToString()).FirstOrDefault(), scope.FirstGatewayAddress);
}
}
public void GetScopesAsTreeView()
{
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();
IPv4Address start = random.GetIPv4Address();
IPv4Address end = start + 100;
var excluded = new[] { start + 1, start + 3 };
DHCPv4ScopeProperties properties = null;
if (random.NextBoolean() == true)
{
DHCPv4AddressListScopeProperty gwAddress = new(
DHCPv4OptionTypes.Router, new[] { start + 0, start + 30 });
properties = new DHCPv4ScopeProperties(gwAddress);
}
else
{
properties = new();
}
events.Add(new DHCPv4ScopeAddedEvent(new DHCPv4ScopeCreateInstruction
{
Id = scopeId,
Name = random.GetAlphanumericString(),
AddressProperties = new DHCPv4ScopeAddressProperties(start, end, excluded,
maskLength: random.NextBoolean() == true ? (Byte)random.Next(0, 32) : null),
ScopeProperties = properties
}));
rootScopeIds.Add(scopeId);
GenerateScopeTree(
random.NextDouble(), random,
new List <Guid> {
scopeId
}, events);
}
var scopeResolverMock = new Mock <IScopeResolverManager <DHCPv4Packet, IPv4Address> >(MockBehavior.Strict);
scopeResolverMock.Setup(x => x.InitializeResolver(It.IsAny <CreateScopeResolverInformation>())).Returns(Mock.Of <IScopeResolver <DHCPv4Packet, IPv4Address> >());
Mock <ILoggerFactory> factoryMock = new Mock <ILoggerFactory>(MockBehavior.Strict);
factoryMock.Setup(x => x.CreateLogger(It.IsAny <String>())).Returns(Mock.Of <ILogger <DHCPv4RootScope> >());
DHCPv4RootScope rootScope = new DHCPv4RootScope(random.NextGuid(), scopeResolverMock.Object, factoryMock.Object);
rootScope.Load(events);
var controller = new DHCPv4ScopeController(
Mock.Of <IMediator>(MockBehavior.Strict),
Mock.Of <IScopeResolverManager <DHCPv4Packet, IPv4Address> >(MockBehavior.Strict),
rootScope);
var actionResult = controller.GetScopesAsTreeView();
var result = actionResult.EnsureOkObjectResult <IEnumerable <DHCPv4ScopeTreeViewItem> >(true);
Assert.Equal(rootScopeAmount, result.Count());
Int32 index = 0;
foreach (var item in rootScope.GetRootScopes())
{
var scope = result.ElementAt(index);
CheckTreeItem(item, scope);
index++;
}
}
public void DHCPv4Leases_GetUsedAddresses()
{
Random random = new Random();
DHCPv4RootScope rootScope = GetRootScope();
Guid scopeId = Guid.NewGuid();
List <DomainEvent> events = new List <DomainEvent>
{
new DHCPv4ScopeAddedEvent(new DHCPv4ScopeCreateInstruction
{
Id = scopeId,
}),
};
Int32 leaseAmount = random.Next(30, 60);
List <IPv4Address> expectedUsedAddress = new List <IPv4Address>();
for (int i = 0; i < leaseAmount; i++)
{
Guid leaseId = Guid.NewGuid();
IPv4Address address = random.GetIPv4Address();
events.Add(new DHCPv4LeaseCreatedEvent
{
ScopeId = scopeId,
EntityId = leaseId,
Address = address,
ClientIdenfier = DHCPv4ClientIdentifier.FromHwAddress(random.NextBytes(6)).GetBytes(),
});
DomainEvent eventToAdd = null;
Boolean addressIsInUse = true;
Double randomValue = random.NextDouble();
Double possiblities = 5.0;
if (randomValue < 1 / possiblities)
{
eventToAdd = new DHCPv4LeaseReleasedEvent(leaseId);
addressIsInUse = false;
}
else if (randomValue < 2 / possiblities)
{
eventToAdd = new DHCPv4LeaseRevokedEvent(leaseId);
addressIsInUse = false;
}
else if (randomValue < 3 / possiblities)
{
eventToAdd = new DHCPv4AddressSuspendedEvent(leaseId, random.GetIPv4Address(), DateTime.UtcNow.AddHours(12));
addressIsInUse = false;
}
if (eventToAdd != null)
{
events.Add(eventToAdd);
}
if (addressIsInUse == true)
{
expectedUsedAddress.Add(address);
}
}
rootScope.Load(events);
DHCPv4Scope scope = rootScope.GetRootScopes().First();
List <IPv4Address> actualAddresses = scope.Leases.GetUsedAddresses().ToList();
Assert.Equal(expectedUsedAddress, actualAddresses);
}
public void HandleRelease_LeaseExists_AddressIsActive_NotSentDiscover()
{
Random random = new Random();
IPv4Address leasedAddress = IPv4Address.FromString("192.168.178.10");
IPv4HeaderInformation headerInformation =
new IPv4HeaderInformation(leasedAddress, IPv4Address.FromString("192.168.178.1"));
Byte[] clientMacAdress = random.NextBytes(6);
DHCPv4Packet requestPacket = new DHCPv4Packet(
headerInformation, clientMacAdress, (UInt32)random.Next(),
IPv4Address.Empty, IPv4Address.Empty, IPv4Address.Empty,
DHCPv4PacketFlags.Unicast,
new DHCPv4PacketMessageTypeOption(DHCPv4MessagesTypes.Release)
);
DHCPv4Packet discoverPacket = new DHCPv4Packet(
headerInformation, clientMacAdress, (UInt32)random.Next(),
IPv4Address.Empty, IPv4Address.Empty, IPv4Address.Empty,
DHCPv4PacketFlags.Broadcast,
new DHCPv4PacketMessageTypeOption(DHCPv4MessagesTypes.Discover),
new DHCPv4PacketClientIdentifierOption(DHCPv4ClientIdentifier.FromIdentifierValue("random test client"))
);
Mock <IScopeResolver <DHCPv4Packet, IPv4Address> > resolverMock = new Mock <IScopeResolver <DHCPv4Packet, IPv4Address> >(MockBehavior.Strict);
resolverMock.Setup(x => x.PacketMeetsCondition(discoverPacket)).Returns(true);
resolverMock.SetupGet(x => x.HasUniqueIdentifier).Returns(false);
Mock <IScopeResolverManager <DHCPv4Packet, IPv4Address> > scopeResolverMock =
new Mock <IScopeResolverManager <DHCPv4Packet, IPv4Address> >(MockBehavior.Strict);
var resolverInformations = new CreateScopeResolverInformation
{
Typename = nameof(DHCPv4RelayAgentSubnetResolver),
};
scopeResolverMock.Setup(x => x.InitializeResolver(resolverInformations)).Returns(resolverMock.Object);
Guid scopeId = random.NextGuid();
Guid leaseId = random.NextGuid();
DateTime leaseCreatedAt = DateTime.UtcNow.AddHours(-1);
DHCPv4RootScope rootScope = GetRootScope(scopeResolverMock);
rootScope.Load(new List <DomainEvent> {
new DHCPv4ScopeEvents.DHCPv4ScopeAddedEvent(
new DHCPv4ScopeCreateInstruction
{
AddressProperties = new DHCPv4ScopeAddressProperties(
IPv4Address.FromString("192.168.178.1"),
IPv4Address.FromString("192.168.178.255"),
new List <IPv4Address> {
IPv4Address.FromString("192.168.178.1")
},
leaseTime: TimeSpan.FromDays(1),
renewalTime: TimeSpan.FromHours(12),
preferredLifetime: TimeSpan.FromHours(18),
reuseAddressIfPossible: true,
acceptDecline: true,
addressAllocationStrategy: DHCPv4ScopeAddressProperties.AddressAllocationStrategies.Next,
supportDirectUnicast: true,
maskLength: 24
),
ResolverInformation = resolverInformations,
Name = "Testscope",
Id = scopeId,
}),
new DHCPv4LeaseCreatedEvent
{
EntityId = leaseId,
Address = leasedAddress,
ClientIdenfier = DHCPv4ClientIdentifier.FromIdentifierValue("random test client").GetBytes(),
ScopeId = scopeId,
UniqueIdentifier = null,
StartedAt = leaseCreatedAt,
ValidUntil = DateTime.UtcNow.AddDays(1),
},
new DHCPv4LeaseActivatedEvent
{
EntityId = leaseId,
ScopeId = scopeId,
},
});
DHCPv4Lease existingLease = rootScope.GetScopeById(scopeId).Leases.GetLeaseById(leaseId);
DHCPv4Packet releaseResult = rootScope.HandleRelease(requestPacket);
Assert.Equal(DHCPv4Packet.Empty, releaseResult);
CheckIfLeaseIsRelease(existingLease);
CheckEventAmount(2, rootScope);
CheckLeaseReleasedEvent(0, scopeId, rootScope, leaseId);
CheckHandeledEvent(1, ReleaseError.NoError, requestPacket, rootScope);
DHCPv4Packet discoveryResult = rootScope.HandleDiscover(discoverPacket);
IPv4Address newAssignedAddress = IPv4Address.FromString("192.168.178.2");
Assert.Equal(newAssignedAddress, discoveryResult.YourIPAdress);
}
public void DHCPv4Lease_AddressesAreInUse()
{
Random random = new Random();
DHCPv4RootScope rootScope = GetRootScope();
Guid scopeId = Guid.NewGuid();
rootScope.Load(new[] { new DHCPv4ScopeAddedEvent(new DHCPv4ScopeCreateInstruction
{
Id = scopeId,
}) });
Int32 leaseAmount = random.Next(10, 30);
Dictionary <Guid, Boolean> expectedResults = new Dictionary <Guid, bool>();
Dictionary <Guid, DHCPv4Lease> leases = new Dictionary <Guid, DHCPv4Lease>();
for (int i = 0; i < leaseAmount; i++)
{
Guid leaseId = Guid.NewGuid();
rootScope.Load(new[] {
new DHCPv4LeaseCreatedEvent
{
ScopeId = scopeId,
EntityId = leaseId,
Address = random.GetIPv4Address(),
ClientIdenfier = DHCPv4ClientIdentifier.FromHwAddress(random.NextBytes(6)).GetBytes(),
}
});
leases.Add(leaseId, rootScope.GetRootScopes().First().Leases.GetLeaseById(leaseId));
DomainEvent eventToAdd = null;
Boolean addressIsInUse = true;
Double randomValue = random.NextDouble();
Double possiblities = 5.0;
if (randomValue < 1 / possiblities)
{
eventToAdd = new DHCPv4LeaseReleasedEvent(leaseId);
addressIsInUse = false;
}
else if (randomValue < 2 / possiblities)
{
eventToAdd = new DHCPv4LeaseRevokedEvent(leaseId);
addressIsInUse = false;
}
else if (randomValue < 3 / possiblities)
{
eventToAdd = new DHCPv4AddressSuspendedEvent(leaseId, random.GetIPv4Address(), DateTime.UtcNow.AddHours(12));
addressIsInUse = false;
}
if (eventToAdd != null)
{
rootScope.Load(new[] { eventToAdd });
}
expectedResults.Add(leaseId, addressIsInUse);
}
foreach (var item in expectedResults)
{
DHCPv4Lease lease = leases[item.Key];
Boolean actual = lease.AddressIsInUse();
Assert.Equal(item.Value, actual);
}
}
public async Task GetDashboard()
{
Random random = new Random();
Guid grantParentScopeId = random.NextGuid();
Guid parentScopeId = random.NextGuid();
Guid childScopeId = random.NextGuid();
DHCPv6RootScope rootScope = GetDHCPv6RootScope();
rootScope.Load(new List <DomainEvent>
{
new DHCPv6ScopeEvents.DHCPv6ScopeAddedEvent(
new DHCPv6ScopeCreateInstruction
{
Name = "grant parent",
Id = grantParentScopeId,
}),
new DHCPv6ScopeEvents.DHCPv6ScopeAddedEvent(
new DHCPv6ScopeCreateInstruction
{
Name = "parent",
Id = parentScopeId,
ParentId = grantParentScopeId
}),
new DHCPv6ScopeEvents.DHCPv6ScopeAddedEvent(
new DHCPv6ScopeCreateInstruction
{
Name = "child",
Id = childScopeId,
ParentId = parentScopeId
}),
});
DHCPv4RootScope dhcpv4RootScope = GetDHCPv4RootScope();
dhcpv4RootScope.Load(new List <DomainEvent>
{
new DHCPv4ScopeEvents.DHCPv4ScopeAddedEvent(
new DHCPv4ScopeCreateInstruction
{
Name = "grant parent",
Id = grantParentScopeId,
}),
new DHCPv4ScopeEvents.DHCPv4ScopeAddedEvent(
new DHCPv4ScopeCreateInstruction
{
Name = "parent",
Id = parentScopeId,
ParentId = grantParentScopeId
}),
new DHCPv4ScopeEvents.DHCPv4ScopeAddedEvent(
new DHCPv4ScopeCreateInstruction
{
Name = "child",
Id = childScopeId,
ParentId = parentScopeId
}),
});
DashboardResponse response = new DashboardResponse
{
DHCPv6 = new DHCPOverview <DHCPv6LeaseEntry, DHCPv6PacketHandledEntry>
{
ActiveInterfaces = random.Next(3, 10),
},
DHCPv4 = new DHCPOverview <DHCPv4LeaseEntry, DHCPv4PacketHandledEntry>
{
ActiveInterfaces = random.Next(3, 10),
},
};
Int32 expectedPipelineAmount = random.Next(3, 10);
Mock <IDHCPv6ReadStore> readStoreMock = new Mock <IDHCPv6ReadStore>(MockBehavior.Strict);
readStoreMock.Setup(x => x.GetDashboardOverview()).ReturnsAsync(response).Verifiable();
Mock <INotificationEngine> notificationEngineMock = new Mock <INotificationEngine>(MockBehavior.Strict);
notificationEngineMock.Setup(x => x.GetPipelineAmount()).Returns(expectedPipelineAmount).Verifiable();
var controller = new DashboardController(rootScope, dhcpv4RootScope, readStoreMock.Object, notificationEngineMock.Object);
var actionResult = await controller.GetDashboard();
var result = actionResult.EnsureOkObjectResult <DashboardResponse>(true);
Assert.NotNull(result);
Assert.NotNull(result.DHCPv6);
Assert.NotNull(result.DHCPv4);
Assert.Equal(3, result.DHCPv6.ScopeAmount);
Assert.Equal(response.DHCPv6.ActiveInterfaces, result.DHCPv6.ActiveInterfaces);
Assert.Equal(expectedPipelineAmount, result.AmountOfPipelines);
Assert.Equal(3, result.DHCPv4.ScopeAmount);
Assert.Equal(response.DHCPv4.ActiveInterfaces, result.DHCPv4.ActiveInterfaces);
readStoreMock.Verify();
}
public void HandleDecline_AcceptDecline_RequesAddressExits_LeaseExists_LeaseIsPending_AddressIsNotSuspended()
{
Random random = new Random();
IPv4Address leasedAddress = IPv4Address.FromString("192.168.178.3");
DHCPv4Packet requestPacket = GetDeclinePacket(random, leasedAddress);
Mock <IScopeResolverManager <DHCPv4Packet, IPv4Address> > scopeResolverMock =
new Mock <IScopeResolverManager <DHCPv4Packet, IPv4Address> >(MockBehavior.Strict);
var resolverInformations = new CreateScopeResolverInformation
{
Typename = nameof(DHCPv4RelayAgentSubnetResolver),
};
Mock <IScopeResolver <DHCPv4Packet, IPv4Address> > resolverMock = new Mock <IScopeResolver <DHCPv4Packet, IPv4Address> >(MockBehavior.Strict);
scopeResolverMock.Setup(x => x.InitializeResolver(resolverInformations)).Returns(resolverMock.Object);
Guid scopeId = random.NextGuid();
Guid leaseId = random.NextGuid();
DateTime leaseCreatedAt = DateTime.UtcNow.AddHours(-1);
DHCPv4RootScope rootScope = GetRootScope(scopeResolverMock);
rootScope.Load(new List <DomainEvent> {
new DHCPv4ScopeEvents.DHCPv4ScopeAddedEvent(
new DHCPv4ScopeCreateInstruction
{
AddressProperties = new DHCPv4ScopeAddressProperties(
IPv4Address.FromString("192.168.178.0"),
IPv4Address.FromString("192.168.178.100"),
new List <IPv4Address> {
IPv4Address.FromString("192.168.178.0")
},
leaseTime: TimeSpan.FromDays(1),
acceptDecline: true),
ResolverInformation = resolverInformations,
Name = "Testscope",
Id = scopeId,
}),
new DHCPv4LeaseCreatedEvent
{
EntityId = leaseId,
Address = leasedAddress,
ClientIdenfier = DHCPv4ClientIdentifier.FromHwAddress(requestPacket.ClientHardwareAddress).GetBytes(),
ScopeId = scopeId,
UniqueIdentifier = null,
StartedAt = leaseCreatedAt,
ValidUntil = DateTime.UtcNow.AddDays(1),
},
});
DHCPv4Packet result = rootScope.HandleDecline(requestPacket);
Assert.Equal(DHCPv4Packet.Empty, result);
DHCPv4Lease lease = rootScope.GetScopeById(scopeId).Leases.GetLeaseById(leaseId);
Assert.Equal(LeaseStates.Suspended, lease.State);
CheckEventAmount(2, rootScope);
CheckDeclineEvent(0, leaseId, leasedAddress, scopeId, rootScope);
CheckDeclinedEvent(1, DeclineErros.NoError, requestPacket, rootScope, scopeId);
}
