internal PartitionRestartResult(SelectedPartition selectedPartition, Exception exception)
{
ReleaseAssert.AssertIfNull(selectedPartition, "Selected partition cannot be null");
this.SelectedPartition = selectedPartition;
this.Exception = exception;
}
internal PartitionDataLossResult(SelectedPartition selectedPartition)
: this(selectedPartition, null)
{
}
internal PartitionDataLossResult(SelectedPartition selectedPartition, int errorCode)
{
this.SelectedPartition = selectedPartition;
this.ErrorCode = errorCode;
}
internal PartitionQuorumLossResult(SelectedPartition selectedPartition)
: this(selectedPartition, null)
{
}
internal PartitionDataLossResult(SelectedPartition selectedPartition, Exception exception)
{
ReleaseAssert.AssertIf(selectedPartition == null, "Selected partition cannot be null");
this.SelectedPartition = selectedPartition;
this.Exception = exception;
}
/// <summary>
/// Move primary replica result object constructor.
/// </summary>
/// <param name="nodeName">Node name where primary will be moving.</param>
/// <param name="selectedPartition">Selected partition</param>
internal MovePrimaryResult(string nodeName, SelectedPartition selectedPartition)
{
this.NodeName = nodeName;
ReleaseAssert.AssertIfNull(selectedPartition, "Selected partition cannot be null");
this.SelectedPartition = selectedPartition;
}
/// <summary>
/// Invoke data loss result object constructor.
/// </summary>
/// <param name="selectedPartition">Selected partition</param>
internal InvokeDataLossResult(SelectedPartition selectedPartition)
{
ReleaseAssert.AssertIf(selectedPartition == null, "Selected partition cannot be null");
this.SelectedPartition = selectedPartition;
}
public override async Task <ActionStateBase> RunAsync(CancellationToken cancellationToken, ServiceInternalFaultInfo serviceInternalFaultInfo)
{
InvokeDataLossState state = Convert(this.State);
ServiceDescription result = await FabricClientRetryHelper.ExecuteFabricActionWithRetryAsync(
() => this.FabricClient.ServiceManager.GetServiceDescriptionAsync(
this.partitionSelector.ServiceName,
this.RequestTimeout,
cancellationToken),
this.OperationTimeout,
cancellationToken).ConfigureAwait(false);
if (result.Kind != ServiceDescriptionKind.Stateful)
{
// The message in the first arg is only for debugging, it is not returned to the user.
throw new FabricInvalidForStatelessServicesException("FabricInvalidForStatelessServicesException", FabricErrorCode.InvalidForStatelessServices);
}
int targetReplicaSetSize = (result as StatefulServiceDescription).TargetReplicaSetSize;
SelectedPartition targetPartition = await FaultAnalysisServiceUtility.GetSelectedPartitionStateAsync(
this.FabricClient,
this.partitionSelector,
this.RequestTimeout,
this.OperationTimeout,
cancellationToken).ConfigureAwait(false);
Guid partitionId = targetPartition.PartitionId;
long preDataLossNumber = 0;
ServicePartitionList partitionsResult = await FabricClientRetryHelper.ExecuteFabricActionWithRetryAsync(
() => this.FabricClient.QueryManager.GetPartitionListAsync(
this.partitionSelector.ServiceName,
null,
this.RequestTimeout,
cancellationToken),
this.OperationTimeout,
cancellationToken).ConfigureAwait(false);
bool partitionFound = false;
foreach (StatefulServicePartition partition in partitionsResult)
{
if (partition.PartitionInformation.Id == partitionId)
{
preDataLossNumber = partition.PrimaryEpoch.DataLossNumber;
partitionFound = true;
break;
}
}
if (!partitionFound)
{
throw new FabricException(StringHelper.Format(StringResources.Error_PartitionNotFound), FabricErrorCode.PartitionNotFound);
}
ServiceReplicaList failoverManagerReplicasResult = await FabricClientRetryHelper.ExecuteFabricActionWithRetryAsync(
() => this.FabricClient.QueryManager.GetReplicaListAsync(
FASConstants.FmPartitionId,
0,
this.RequestTimeout,
cancellationToken),
this.OperationTimeout,
cancellationToken).ConfigureAwait(false);
string failoverManagerPrimaryNodeName = string.Empty;
var readyFMReplicas = failoverManagerReplicasResult.Where(r => r.ReplicaStatus == ServiceReplicaStatus.Ready).ToArray();
foreach (var replica in readyFMReplicas)
{
StatefulServiceReplica statefulReplica = replica as StatefulServiceReplica;
ReleaseAssert.AssertIf(statefulReplica == null, "FM Replica is not a stateful replica");
if (statefulReplica.ReplicaRole == ReplicaRole.Primary)
{
failoverManagerPrimaryNodeName = replica.NodeName;
}
}
if (string.IsNullOrEmpty(failoverManagerPrimaryNodeName))
{
throw new FabricException(StringHelper.Format(StringResources.Error_PartitionPrimaryNotReady, "FailoverManager"), FabricErrorCode.NotReady);
}
TestabilityTrace.TraceSource.WriteInfo(StepBase.TraceType, "{0} - FM primary location={1}", this.State.OperationId, failoverManagerPrimaryNodeName);
string behaviorName = "BlockDoReconfiguration_" + this.State.OperationId;
List <Tuple <string, string> > unreliableTransportInfo = new List <Tuple <string, string> >();
unreliableTransportInfo.Add(new Tuple <string, string>(failoverManagerPrimaryNodeName, behaviorName));
state.StateProgress.Push(StepStateNames.PerformingActions);
state.Info.DataLossNumber = preDataLossNumber;
state.Info.NodeName = failoverManagerPrimaryNodeName;
state.Info.PartitionId = partitionId;
state.Info.UnreliableTransportInfo = unreliableTransportInfo;
state.Info.TargetReplicaSetSize = targetReplicaSetSize;
return(state);
}
public override async Task <ActionStateBase> RunAsync(CancellationToken cancellationToken, ServiceInternalFaultInfo serviceInternalFaultInfo)
{
TestabilityTrace.TraceSource.WriteInfo(StepBase.TraceType, "Inside CollectingState, service={0}", this.partitionSelector.ServiceName);
RestartPartitionState state = Convert(this.State);
// Get service info and validate if the parameters are valid
ServiceDescription result = await FabricClientRetryHelper.ExecuteFabricActionWithRetryAsync(
() => this.FabricClient.ServiceManager.GetServiceDescriptionAsync(
this.partitionSelector.ServiceName,
this.RequestTimeout,
cancellationToken),
this.OperationTimeout,
cancellationToken).ConfigureAwait(false);
if (result.Kind != ServiceDescriptionKind.Stateful && this.restartPartitionMode == RestartPartitionMode.OnlyActiveSecondaries)
{
// The message in the first arg is only for debugging, it is not returned to the user.
string debugText = string.Format(CultureInfo.InvariantCulture, "RestartPartition: for stateless services only RestartPartitionMode.AllReplicasOrInstances is valid");
TestabilityTrace.TraceSource.WriteWarning(StepBase.TraceType, debugText);
throw FaultAnalysisServiceUtility.CreateException(StepBase.TraceType, NativeTypes.FABRIC_ERROR_CODE.E_INVALIDARG, debugText);
}
bool hasPersistedState = false;
if (result.Kind == ServiceDescriptionKind.Stateful)
{
StatefulServiceDescription statefulDescription = result as StatefulServiceDescription;
ReleaseAssert.AssertIf(statefulDescription == null, "Stateful service description is not WinFabricStatefulServiceDescription");
hasPersistedState = statefulDescription.HasPersistedState;
}
SelectedPartition targetPartition = await FaultAnalysisServiceUtility.GetSelectedPartitionStateAsync(
this.FabricClient,
this.partitionSelector,
this.RequestTimeout,
this.OperationTimeout,
cancellationToken).ConfigureAwait(false);
Guid partitionId = targetPartition.PartitionId;
// get replicas for target
ServiceReplicaList replicasResult = await FabricClientRetryHelper.ExecuteFabricActionWithRetryAsync(
() => this.FabricClient.QueryManager.GetReplicaListAsync(
partitionId,
0,
this.RequestTimeout,
cancellationToken),
this.OperationTimeout,
cancellationToken).ConfigureAwait(false);
// get replicas for fm in order to get the primary
ServiceReplicaList failoverManagersReplicasResult = await FabricClientRetryHelper.ExecuteFabricActionWithRetryAsync(
() => this.FabricClient.QueryManager.GetReplicaListAsync(
FASConstants.FmPartitionId,
0,
this.RequestTimeout,
cancellationToken),
this.OperationTimeout,
cancellationToken).ConfigureAwait(false);
string failoverManagerPrimaryNodeName = string.Empty;
var readyFMReplicas = failoverManagersReplicasResult.Where(r => r.ReplicaStatus == ServiceReplicaStatus.Ready).ToArray();
foreach (var replica in readyFMReplicas)
{
StatefulServiceReplica statefulReplica = replica as StatefulServiceReplica;
ReleaseAssert.AssertIf(statefulReplica == null, "FM Replica is not a stateful replica");
if (statefulReplica.ReplicaRole == ReplicaRole.Primary)
{
failoverManagerPrimaryNodeName = replica.NodeName;
}
}
if (string.IsNullOrEmpty(failoverManagerPrimaryNodeName))
{
throw new FabricException(StringHelper.Format(StringResources.Error_PartitionPrimaryNotReady, "FailoverManager"), FabricErrorCode.NotReady);
}
TestabilityTrace.TraceSource.WriteInfo(StepBase.TraceType, "{0} - FM primary is at node={1}", this.State.OperationId, failoverManagerPrimaryNodeName);
string behaviorName = RestartingSelectedReplicas.UTBehaviorPrefixName + "_" + this.State.OperationId;
List <Tuple <string, string> > unreliableTransportInfo = new List <Tuple <string, string> >();
unreliableTransportInfo.Add(new Tuple <string, string>(failoverManagerPrimaryNodeName, behaviorName));
state.StateProgress.Push(StepStateNames.PerformingActions);
state.Info.PartitionId = partitionId;
state.Info.NodeName = failoverManagerPrimaryNodeName;
state.Info.HasPersistedState = hasPersistedState;
state.Info.UnreliableTransportInfo = unreliableTransportInfo;
return(state);
}
/// <summary>
/// Move secondary replica result constructor.
/// </summary>
/// <param name="currentSecondaryNodeName">Current node name where secodary replica exist.</param>
/// <param name="newSecondaryNodeName">New node name where secondary replica need to move.</param>
/// <param name="selectedPartition">Selected partion result object</param>
internal MoveSecondaryResult(string currentSecondaryNodeName, string newSecondaryNodeName, SelectedPartition selectedPartition)
{
ReleaseAssert.AssertIf(string.IsNullOrEmpty(currentSecondaryNodeName), "Current secondary node name cannot be null or empty");
this.CurrentSecondaryNodeName = currentSecondaryNodeName;
this.NewSecondaryNodeName = newSecondaryNodeName;
ReleaseAssert.AssertIfNull(selectedPartition, "Selected partition cannot be null");
this.SelectedPartition = selectedPartition;
}
