public static void ThrowTransientExceptionIfRetryable(Exception e)
{
if (e is OperationCanceledException ||
e is TransactionFaultedException ||
e is FabricNotReadableException ||
e is FabricNotPrimaryException)
{
throw FaultAnalysisServiceUtility.CreateException(TraceType, Interop.NativeTypes.FABRIC_ERROR_CODE.E_ABORT, "Operation cancelled");
}
}
public static async Task <Node> GetNodeInfoAsync(
Guid operationId,
FabricClient fc,
string nodeName,
IStatefulServicePartition partition,
IReliableStateManager stateManager,
IReliableDictionary <string, bool> stoppedNodeTable,
TimeSpan requestTimeout,
TimeSpan operationTimeout,
CancellationToken cancellationToken)
{
// validate
var nodeList = await FabricClientRetryHelper.ExecuteFabricActionWithRetryAsync(
() => fc.TestManager.GetNodeListInternalAsync(
nodeName,
NodeStatusFilter.All,
null,
true,
requestTimeout,
cancellationToken),
operationTimeout,
cancellationToken).ConfigureAwait(false);
if (nodeList.Count == 0 ||
(nodeList[0].NodeStatus == NodeStatus.Invalid ||
nodeList[0].NodeStatus == NodeStatus.Unknown ||
nodeList[0].NodeStatus == NodeStatus.Removed))
{
await FaultAnalysisServiceUtility.SetStoppedNodeStateAsync(
operationId,
partition,
stateManager,
stoppedNodeTable,
nodeName,
false,
cancellationToken).ConfigureAwait(false);
// this is fatal, fail the command
Exception nodeNotFound = FaultAnalysisServiceUtility.CreateException(
TraceType,
NativeTypes.FABRIC_ERROR_CODE.FABRIC_E_NODE_NOT_FOUND,
string.Format(CultureInfo.InvariantCulture, "Node {0} not found", nodeName),
FabricErrorCode.NodeNotFound);
throw new FatalException("fatal", nodeNotFound);
}
return(nodeList[0]);
}