public static ChaosEvent FromNativeEvent(NativeTypes.FABRIC_CHAOS_EVENT nativeEvent)
{
switch (nativeEvent.Kind)
{
case NativeTypes.FABRIC_CHAOS_EVENT_KIND.FABRIC_CHAOS_EVENT_KIND_STARTED:
return(StartedEvent.FromNative(nativeEvent.Value));
case NativeTypes.FABRIC_CHAOS_EVENT_KIND.FABRIC_CHAOS_EVENT_KIND_EXECUTING_FAULTS:
return(ExecutingFaultsEvent.FromNative(nativeEvent.Value));
case NativeTypes.FABRIC_CHAOS_EVENT_KIND.FABRIC_CHAOS_EVENT_KIND_STOPPED:
return(StoppedEvent.FromNative(nativeEvent.Value));
case NativeTypes.FABRIC_CHAOS_EVENT_KIND.FABRIC_CHAOS_EVENT_KIND_TEST_ERROR:
return(TestErrorEvent.FromNative(nativeEvent.Value));
case NativeTypes.FABRIC_CHAOS_EVENT_KIND.FABRIC_CHAOS_EVENT_KIND_VALIDATION_FAILED:
return(ValidationFailedEvent.FromNative(nativeEvent.Value));
case NativeTypes.FABRIC_CHAOS_EVENT_KIND.FABRIC_CHAOS_EVENT_KIND_WAITING:
return(WaitingEvent.FromNative(nativeEvent.Value));
default:
return(null);
}
}
public static ChaosEvent GetEventFromBytes(byte[] data)
{
ChaosEvent e = null;
ChaosEventType type = (ChaosEventType)BitConverter.ToInt32(data, 0);
switch (type)
{
case ChaosEventType.Started:
{
e = new StartedEvent();
}
break;
case ChaosEventType.Stopped:
{
e = new StoppedEvent();
}
break;
case ChaosEventType.ExecutingFaults:
{
e = new ExecutingFaultsEvent();
}
break;
case ChaosEventType.ValidationFailed:
{
e = new ValidationFailedEvent();
}
break;
case ChaosEventType.TestError:
{
e = new TestErrorEvent();
}
break;
case ChaosEventType.Waiting:
{
e = new WaitingEvent();
}
break;
}
if (e != null)
{
byte[] eventData = new byte[data.Length - 4];
Array.Copy(data, 4, eventData, 0, eventData.Length);
e.FromBytes(eventData);
}
return(e);
}
private async Task <IList <StateTransitionAction> > GetGeneratedActionsAsync(CancellationToken token)
{
Guid activityId = Guid.NewGuid();
TestabilityTrace.TraceSource.WriteInfo("StartTrek", "Just before taking snapshot, datetimeutc={0}", DateTime.UtcNow);
ClusterStateSnapshot taskSnapshot = await this.GetStateSnapshotAsync(token).ConfigureAwait(false);
IList <StateTransitionAction> ragActions = new List <StateTransitionAction>();
if (taskSnapshot != null)
{
ragActions = this.rootActionGenerator.GetNextActions(taskSnapshot, activityId);
List <string> faultsInCurrentIteration = new List <string>(ragActions.Count);
foreach (var a in ragActions)
{
faultsInCurrentIteration.Add(a.ToString());
}
TestabilityTrace.TraceSource.WriteInfo("StartTrek", "Just before creating ExecutingFaultsEvent, datetimeutc={0}", DateTime.UtcNow);
var execFaultsEvent = new ExecutingFaultsEvent(DateTime.UtcNow, faultsInCurrentIteration);
await this.StateManager.RegisterChaosEventAndUpdateChaosStatusAsync(
new ExecutingFaultsEvent(DateTime.UtcNow, faultsInCurrentIteration),
ChaosStatus.Running,
this.partition,
token,
() =>
{
FabricEvents.Events.ChaosExecutingFaults(TraceType, execFaultsEvent.TimeStampUtc.Ticks, execFaultsEvent.Faults.Count, string.Join(FASConstants.FaultStringDelimeter, execFaultsEvent.Faults));
}).ConfigureAwait(false);
}
else
{
// GetStateSnapshot must have failed hence we need to retry the entire iteration.
}
return(ragActions);
}
