public void HandleRelease_ScopeNotFound_ByResolver()
{
Random random = new Random();
DHCPv6PacketOption[] options = Array.Empty <DHCPv6PacketOption>();
var packet = GetRelayedReleasePacket(random, out IPv6Address _, out DUID _, out UInt32 _, true, options);
GetMockupResolver(DHCPv6Packet.Empty, out Mock <IScopeResolverManager <DHCPv6Packet, IPv6Address> > scopeResolverMock);
DHCPv6RootScope rootScope = GetRootScope(scopeResolverMock);
DHCPv6Packet result = rootScope.HandleRelease(packet, GetServerPropertiesResolver());
Assert.Equal(DHCPv6Packet.Empty, result);
CheckEventAmount(1, rootScope);
CheckHandeledEvent(0, packet, result, rootScope, null, DHCPv6ReleaseHandledEvent.ReleaseError.ScopeNotFound);
}
public void HandleRelease_ScopeNotFound_ByAddress()
{
Random random = new Random();
var packet = GetReleasePacket(random, out _, out _, out _, true);
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::10"),
IPv6Address.FromString("fe80::ff"),
new List <IPv6Address> {
IPv6Address.FromString("fe80::12")
},
preferredLifeTime: TimeSpan.FromDays(0.5),
validLifeTime: TimeSpan.FromDays(1),
reuseAddressIfPossible: false,
addressAllocationStrategy: DHCPv6ScopeAddressProperties.AddressAllocationStrategies.Next),
ResolverInformation = resolverInformations,
Name = "Testscope",
Id = scopeId,
}),
});
DHCPv6Packet result = rootScope.HandleRelease(packet, GetServerPropertiesResolver());
Assert.Equal(DHCPv6Packet.Empty, result);
//CheckErrorPacket(leasedAddress, iaId, result, DHCPv6PrefixDelegation.None,DHCPv6StatusCodes.NoBinding);
CheckEventAmount(1, rootScope);
CheckHandeledEvent(0, packet, result, rootScope, null, DHCPv6ReleaseHandledEvent.ReleaseError.ScopeNotFound);
}
public void HandleRelease_NoLeaseFound(Boolean withPrefixDelegation, 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 = 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 = isUnicast == true?
GetReleasePacket(random, out IPv6Address leasedAddress, out _, out UInt32 iaId, true, options) :
GetRelayedReleasePacket(random, out leasedAddress, out _, out iaId, true, options);
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::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,
}),
new DHCPv6LeaseCreatedEvent
{
EntityId = leaseId,
Address = leasedAddress,
ClientIdentifier = new UUIDDUID(random.NextGuid()),
IdentityAssocationId = iaId,
ScopeId = scopeId,
StartedAt = leaseCreatedAt,
ValidUntil = DateTime.UtcNow.AddDays(1),
HasPrefixDelegation = withPrefixDelegation,
PrefixLength = prefixLength,
IdentityAssocationIdForPrefix = prefixId,
DelegatedNetworkAddress = prefixNetworkAddress,
},
new DHCPv6LeaseActivatedEvent
{
EntityId = leaseId,
ScopeId = scopeId,
}
});
DHCPv6Packet result = rootScope.HandleRelease(packet, GetServerPropertiesResolver());
CheckErrorPacket(packet, leasedAddress, iaId, result, withPrefixDelegation == false ? DHCPv6PrefixDelegation.None : DHCPv6PrefixDelegation.FromValues(prefixNetworkAddress, new IPv6SubnetMask(new IPv6SubnetMaskIdentifier(prefixLength)), prefixId), DHCPv6StatusCodes.NoBinding);
DHCPv6Lease lease = rootScope.GetScopeById(scopeId).Leases.GetLeaseById(leaseId);
Assert.Equal(LeaseStates.Active, lease.State);
CheckEventAmount(1, rootScope);
CheckHandeledEvent(0, packet, result, rootScope, scopeId, DHCPv6ReleaseHandledEvent.ReleaseError.NoLeaseFound);
}
public async Task SaveAndHydrateRootScope_AddAndRemoveLeases()
{
Random random = new Random();
await ExecuteWithStreamErase(random, async (eventStore) =>
{
Mock <IDHCPv6ServerPropertiesResolver> propertyResolverMock;
DHCPv6StorageEngine engine;
PrepareEngine(random, eventStore, out propertyResolverMock, out engine);
DHCPv6RootScope initialRootScope = await engine.GetRootScope();
Guid rootScopeId = random.NextGuid();
initialRootScope.AddScope(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),
rapitCommitEnabled: true,
informsAreAllowd: true,
supportDirectUnicast: false,
reuseAddressIfPossible: false,
acceptDecline: true,
t1: DHCPv6TimeScale.FromDouble(0.6),
t2: DHCPv6TimeScale.FromDouble(0.8),
addressAllocationStrategy: DHCPv6ScopeAddressProperties.AddressAllocationStrategies.Next),
ScopeProperties = DHCPv6ScopeProperties.Empty,
ResolverInformation = new CreateScopeResolverInformation
{
Typename = nameof(DHCPv6RemoteIdentifierEnterpriseNumberResolver),
PropertiesAndValues = new Dictionary <String, String>
{
{ nameof(DHCPv6RemoteIdentifierEnterpriseNumberResolver.EnterpriseNumber), random.NextUInt16().ToString() },
{ nameof(DHCPv6RemoteIdentifierEnterpriseNumberResolver.RelayAgentIndex), 0.ToString() },
}
},
Name = "Testscope",
Id = rootScopeId,
});
var clientDuid = new UUIDDUID(random.NextGuid());
DHCPv6Packet solicitPacket = DHCPv6Packet.AsInner(14, DHCPv6PacketTypes.Solicit, new List <DHCPv6PacketOption>
{
new DHCPv6PacketTrueOption(DHCPv6PacketOptionTypes.RapitCommit),
new DHCPv6PacketIdentifierOption(DHCPv6PacketOptionTypes.ClientIdentifier, clientDuid),
new DHCPv6PacketIdentityAssociationNonTemporaryAddressesOption(15, TimeSpan.Zero, TimeSpan.Zero, new List <DHCPv6PacketSuboption>()),
});
DHCPv6RelayPacket outerSolicitPacket = DHCPv6RelayPacket.AsOuterRelay(new IPv6HeaderInformation(random.GetIPv6Address(), random.GetIPv6Address()),
true, 0, IPv6Address.FromString("fe80::2"), IPv6Address.FromString("fe80::2"), new DHCPv6PacketOption[]
{
new DHCPv6PacketRemoteIdentifierOption(random.NextUInt16(), new byte[] { 1, 2, 3, 4, 5, 6, 7, 8, 9 }),
}, solicitPacket);
initialRootScope.HandleSolicit(outerSolicitPacket, propertyResolverMock.Object);
var firstLease = initialRootScope.GetRootScopes().First().Leases.GetAllLeases().First();
await engine.Save(initialRootScope);
initialRootScope = await engine.GetRootScope();
DHCPv6Packet releasePacket = DHCPv6Packet.AsInner(14, DHCPv6PacketTypes.RELEASE, new List <DHCPv6PacketOption>
{
new DHCPv6PacketIdentifierOption(DHCPv6PacketOptionTypes.ClientIdentifier, clientDuid),
new DHCPv6PacketIdentityAssociationNonTemporaryAddressesOption(15, TimeSpan.FromSeconds(random.Next()), TimeSpan.FromSeconds(random.Next()), new DHCPv6PacketSuboption[]
{
new DHCPv6PacketIdentityAssociationAddressSuboption(firstLease.Address, TimeSpan.FromSeconds(random.Next()), TimeSpan.FromSeconds(random.Next()), Array.Empty <DHCPv6PacketSuboption>())
})
});
DHCPv6RelayPacket outerreleasePacket = DHCPv6RelayPacket.AsOuterRelay(new IPv6HeaderInformation(random.GetIPv6Address(), random.GetIPv6Address()),
true, 0, IPv6Address.FromString("fe80::2"), IPv6Address.FromString("fe80::2"), new DHCPv6PacketOption[]
{
new DHCPv6PacketRemoteIdentifierOption(random.NextUInt16(), new byte[] { 1, 2, 3, 4, 5, 6, 7, 8, 9 }),
}, releasePacket);
firstLease = initialRootScope.GetRootScopes().First().Leases.GetAllLeases().First();
initialRootScope.HandleRelease(outerreleasePacket, propertyResolverMock.Object);
Assert.Equal(LeaseStates.Released, firstLease.State);
Assert.Empty(initialRootScope.GetRootScopes().First().Leases.GetAllLeases());
await engine.Save(initialRootScope);
await Task.Delay(1000);
initialRootScope.DropUnusedLeasesOlderThan(DateTime.Now);
Assert.Empty(initialRootScope.GetRootScopes().First().Leases.GetAllLeases());
await engine.Save(initialRootScope);
var rehydratedRootScope = await engine.GetRootScope();
Assert.Empty(rehydratedRootScope.GetRootScopes().First().Leases.GetAllLeases());
});
}
