public async Task Rewind(string connectionStringKey, string taskHubName, string instanceId, string reason)
{
Initialize(out _orchestrationService, out _client, connectionStringKey, taskHubName);
var oldStatus = await _client.GetOrchestrationStateAsync(instanceId, false);
try
{
await _orchestrationService.RewindTaskOrchestrationAsync(instanceId, reason);
}
catch (ArgumentOutOfRangeException e)
{
// DurableTask.AzureStorage throws this error when it cannot find an orchestration instance matching the query
throw new CliException("Orchestration instance not rewound. Must have a status of 'Failed', or an EventType of 'TaskFailed' or 'SubOrchestrationInstanceFailed' to be rewound.");
}
ColoredConsole.WriteLine($"Rewind message sent to instance '{instanceId}'. Retrieving new status now...");
// Wait three seconds before retrieving the updated status
await Task.Delay(3000);
var newStatus = await _client.GetOrchestrationStateAsync(instanceId, false);
if (oldStatus != null && oldStatus.Count > 0 &&
newStatus != null && newStatus.Count > 0)
{
ColoredConsole.Write(Green("Status before rewind: "));
ColoredConsole.WriteLine($"{oldStatus[0].OrchestrationStatus}");
ColoredConsole.Write(Green("Status after rewind: "));
ColoredConsole.WriteLine($"{newStatus[0].OrchestrationStatus}");
}
}
public Task RewindAsync(string reason)
{
Trace.TraceInformation($"Rewinding instance {this.instanceId} with reason = {reason}.");
// The Rewind API currently only exists in the service object
AzureStorageOrchestrationService service = (AzureStorageOrchestrationService)this.client.serviceClient;
return(service.RewindTaskOrchestrationAsync(this.instanceId, reason));
}
public async Task RewindTaskOrchestrationAsync(string instanceId, string reason)
{
await _azureStorageOrchestrationService.RewindTaskOrchestrationAsync(instanceId, reason);
}