public AnalyzeFileSystemResponse(AnalyzeFileSystemResponsePayload analyzeFileSystemResponsePayload)
{
AnalyzeFileSystemResponsePayload = analyzeFileSystemResponsePayload;
}
public async Task <object> Post(AnalyzeFileSystemRequest request)
{
Log.Debug("starting Post(AnalyzeFileSystemRequest)");
// Housekeeping setup for the task to be created
// Create new Id for this LongRunningTask
Id <LongRunningTaskInfo> longRunningTaskID = new Id <LongRunningTaskInfo>(Guid.NewGuid());
var cancellationTokenSource = new CancellationTokenSource();
var cancellationTokenSourceId = new Id <CancellationTokenSource>(Guid.NewGuid());
var cancellationToken = cancellationTokenSource.Token;
Log.Debug("in Post(AnalyzeFileSystemRequest) 1");
// Get the BaseServicesData and diskAnalysisServicesData instances that were injected into the DI container
var baseServicesData = HostContext.TryResolve <BaseServicesData>();
var diskAnalysisServicesData = HostContext.TryResolve <DiskAnalysisServicesData>();
// Setup the instance. Use Configuration Data if the request payload is null
var blockSize = request.AnalyzeFileSystemRequestPayload.AsyncFileReadBlockSize >= 0? request.AnalyzeFileSystemRequestPayload.AsyncFileReadBlockSize : diskAnalysisServicesData.ConfigurationData.BlockSize;
var fileSystemAnalysis = new FileSystemAnalysis(Log, diskAnalysisServicesData.ConfigurationData.BlockSize);
Log.Debug("in Post(AnalyzeFileSystemRequest) 2");
// Create storage for the results and progress
var analyzeFileSystemResult = new AnalyzeFileSystemResult();
diskAnalysisServicesData.AnalyzeFileSystemResultsCOD.Add(longRunningTaskID, analyzeFileSystemResult);
var analyzeFileSystemProgress = new AnalyzeFileSystemProgress();
diskAnalysisServicesData.AnalyzeFileSystemProgressCOD.Add(longRunningTaskID, analyzeFileSystemProgress);
// Define the lambda that describes the task
var task = new Task(() => {
fileSystemAnalysis.AnalyzeFileSystem(
request.AnalyzeFileSystemRequestPayload.Root,
analyzeFileSystemResult, analyzeFileSystemProgress,
cancellationToken,
(crud, r) => {
Log.Debug($"starting recordRoot Lambda, r = {r}");
}
).ConfigureAwait(false);
});
LongRunningTaskInfo longRunningTaskInfo = new LongRunningTaskInfo(longRunningTaskID, task, cancellationTokenSource);
// Record this task (plus additional information about it) in the longRunningTasks dictionary in the BaseServicesData found in the Container
baseServicesData.LongRunningTasks.Add(longRunningTaskID, longRunningTaskInfo);
// record the TaskID and task info into the LookupDiskDriveAnalysisResultsCOD
diskAnalysisServicesData.LookupFileSystemAnalysisResultsCOD.Add(longRunningTaskID, longRunningTaskInfo);
// ToDo: Setup the SSE receiver that will monitor the long-running task
// ToDo: return to the caller the callback URL and the longRunningTaskID to allow the caller to connect to the SSE that monitors the task and the data structures it updates
// Start the task running
try {
baseServicesData.LongRunningTasks[longRunningTaskID].LRTask.Start();
}
catch (Exception e) when(e is InvalidOperationException || e is ObjectDisposedException)
{
Log.Debug($"Exception when trying to start the AnalyzeDiskDrive task, message is {e.Message}");
// ToDo: need to be sure that the when.any loop and GetLongRunningTasksStatus can handle a taskinfo in these states;
}
var analyzeFileSystemResponsePayload = new AnalyzeFileSystemResponsePayload(new List <Id <LongRunningTaskInfo> >()
{
longRunningTaskID
});
var analyzeFileSystemResponse = new AnalyzeFileSystemResponse(analyzeFileSystemResponsePayload);
Log.Debug($"Leaving Post(AnalyzeFileSystemRequest), analyzeFileSystemResponse = {analyzeFileSystemResponse}");
return(analyzeFileSystemResponse);
}
