public override Task CleanupAsync(CancellationToken cancellationToken)
{
// debug - remove later
TestabilityTrace.TraceSource.WriteInfo(StepBase.TraceType, "Enter Cleanup for RemovingUnreliableTransport");
return(QuorumLossStepsFactory.RemoveUTAsync(this.FabricClient, this.State, this.RequestTimeout, this.OperationTimeout, cancellationToken));
}
public override async Task <ActionStateBase> RunAsync(CancellationToken cancellationToken, ServiceInternalFaultInfo serviceInternalFaultInfo)
{
InvokeQuorumLossState state = Convert(this.State);
Guid partitionId = state.Info.PartitionId;
List <Tuple <string, string> > unreliableTransportInfo = state.Info.UnreliableTransportInfo;
List <long> targetReplicas = state.Info.ReplicaIds;
var unreliableTransportTaskList = new List <Task>();
List <Tuple <string, string> > unreliableTransportInfoList = new List <Tuple <string, string> >();
foreach (Tuple <string, string> ut in unreliableTransportInfo)
{
string nodeName = ut.Item1;
string behaviorName = ut.Item2;
System.Fabric.Common.UnreliableTransportBehavior behavior = new System.Fabric.Common.UnreliableTransportBehavior("*", "StatefulServiceReopen");
behavior.AddFilterForPartitionId(partitionId);
TestabilityTrace.TraceSource.WriteInfo(StepBase.TraceType, "{0} - applying '{1}'", this.State.OperationId, behaviorName);
unreliableTransportTaskList.Add(FabricClientRetryHelper.ExecuteFabricActionWithRetryAsync(
() => this.FabricClient.TestManager.AddUnreliableTransportBehaviorAsync(
nodeName,
behaviorName,
behavior,
this.RequestTimeout,
cancellationToken),
this.OperationTimeout,
cancellationToken));
}
await Task.WhenAll(unreliableTransportTaskList).ConfigureAwait(false);
// Bug#2271465 - Unreliable transport through API should return only once the behavior has been successfully applied
await Task.Delay(TimeSpan.FromSeconds(5.0), cancellationToken).ConfigureAwait(false);
List <Task> tasks = new List <Task>();
foreach (long replicaId in targetReplicas)
{
ReplicaSelector replicaSelector = ReplicaSelector.ReplicaIdOf(PartitionSelector.PartitionIdOf(this.partitionSelector.ServiceName, partitionId), replicaId);
TestabilityTrace.TraceSource.WriteInfo(StepBase.TraceType, "{0} - faulting replica with id={1}", this.State.OperationId, replicaId);
Task task = FaultAnalysisServiceUtility.RestartReplicaAsync(this.FabricClient, replicaSelector, CompletionMode.DoNotVerify, this.RequestTimeout, this.OperationTimeout, cancellationToken);
tasks.Add(task);
}
await Task.WhenAll(tasks).ConfigureAwait(false);
ActionTest.PerformInternalServiceFaultIfRequested(this.State.OperationId, serviceInternalFaultInfo, this.State, cancellationToken, true);
TestabilityTrace.TraceSource.WriteInfo(StepBase.TraceType, "{0} - keeping partition in quorum loss for '{1}'", this.State.OperationId, state.Info.QuorumLossDuration);
await Task.Delay(state.Info.QuorumLossDuration, cancellationToken).ConfigureAwait(false);
TimeoutHelper timeoutHelper = new TimeoutHelper(this.OperationTimeout);
bool conditionSatisfied = false;
int quorumLossCheckRetries = FASConstants.QuorumLossCheckRetryCount;
do
{
TestabilityTrace.TraceSource.WriteInfo(StepBase.TraceType, "{0} - checking PartitionStatus", this.State.OperationId);
ServicePartitionList partitionsResult = await FabricClientRetryHelper.ExecuteFabricActionWithRetryAsync(
() => this.FabricClient.QueryManager.GetPartitionListAsync(
this.partitionSelector.ServiceName,
null,
this.RequestTimeout,
cancellationToken),
this.OperationTimeout,
cancellationToken).ConfigureAwait(false);
foreach (StatefulServicePartition partition in partitionsResult)
{
if (partition.PartitionInformation.Id == partitionId)
{
if (partition.PartitionStatus == ServicePartitionStatus.InQuorumLoss)
{
conditionSatisfied = true;
break;
}
}
}
await AsyncWaiter.WaitAsync(TimeSpan.FromSeconds(5), cancellationToken).ConfigureAwait(false);
}while (!conditionSatisfied && quorumLossCheckRetries-- > 0);
if (!conditionSatisfied)
{
string error = string.Format(CultureInfo.InvariantCulture, "{0} - Service could not induce quorum loss for service '{1}', partition '{2}'. Please retry", this.State.OperationId, this.partitionSelector.ServiceName, partitionId);
TestabilityTrace.TraceSource.WriteWarning(StepBase.TraceType, error);
throw new FabricTransientException("The operation could not be performed, please retry", FabricErrorCode.NotReady);
}
await QuorumLossStepsFactory.RemoveUTAsync(this.FabricClient, this.State, this.RequestTimeout, this.OperationTimeout, cancellationToken);
state.StateProgress.Push(StepStateNames.CompletedSuccessfully);
return(state);
}