public IList<ArchiveStudyStorage> GetArchiveStudyStorage(Study study)
{
Platform.CheckForNullReference(study, "Study");
ArchiveStudyStorageAdaptor adaptor = new ArchiveStudyStorageAdaptor();
ArchiveStudyStorageSelectCriteria archiveStudyStorageCriteria = new ArchiveStudyStorageSelectCriteria();
archiveStudyStorageCriteria.StudyStorageKey.EqualTo(study.StudyStorageKey);
archiveStudyStorageCriteria.ArchiveTime.SortDesc(0);
return adaptor.Get(archiveStudyStorageCriteria);
}
public ArchiveStudyStorage GetFirstArchiveStudyStorage(IPersistenceContext read, ServerEntityKey studyStorageKey)
{
Platform.CheckForNullReference(studyStorageKey, "studyStorageKey");
ArchiveStudyStorageAdaptor adaptor = new ArchiveStudyStorageAdaptor();
ArchiveStudyStorageSelectCriteria archiveStudyStorageCriteria = new ArchiveStudyStorageSelectCriteria();
archiveStudyStorageCriteria.StudyStorageKey.EqualTo(studyStorageKey);
archiveStudyStorageCriteria.ArchiveTime.SortDesc(0);
return adaptor.GetFirst(read, archiveStudyStorageCriteria);
}
/// <summary>
/// Determine if the specified partition can be deleted. If studies are scheduled
/// to be archived on that partition or studies are already archived on that partition,
/// then the partition may not be deleted.
///
/// </summary>
/// <param name="partition"></param>
/// <returns></returns>
public bool CanDelete(PartitionArchive partition)
{
ArchiveQueueAdaptor archiveQueueAdaptor = new ArchiveQueueAdaptor();
ArchiveQueueSelectCriteria selectCriteria = new ArchiveQueueSelectCriteria();
selectCriteria.PartitionArchiveKey.EqualTo(partition.GetKey());
ArchiveStudyStorageAdaptor archiveStudyStorageAdaptor = new ArchiveStudyStorageAdaptor();
ArchiveStudyStorageSelectCriteria criteria = new ArchiveStudyStorageSelectCriteria();
criteria.PartitionArchiveKey.EqualTo(partition.GetKey());
int queueItems = archiveQueueAdaptor.GetCount(selectCriteria);
int storageItems = 0;
// only check if we need to.
if (queueItems == 0) storageItems = archiveStudyStorageAdaptor.GetCount(criteria);
return !((queueItems > 0) || (storageItems > 0));
}
public ArchiveStudyStorageSelectCriteria(ArchiveStudyStorageSelectCriteria other)
: base(other)
{}
/// <summary>
/// Reprocess a specific study.
/// </summary>
/// <param name="partition">The ServerPartition the study is on.</param>
/// <param name="location">The storage location of the study to process.</param>
/// <param name="engine">The rules engine to use when processing the study.</param>
/// <param name="postArchivalEngine">The rules engine used for studies that have been archived.</param>
/// <param name="dataAccessEngine">The rules engine strictly used for setting data acess.</param>
protected static void ProcessStudy(ServerPartition partition, StudyStorageLocation location, ServerRulesEngine engine, ServerRulesEngine postArchivalEngine, ServerRulesEngine dataAccessEngine)
{
if (!location.QueueStudyStateEnum.Equals(QueueStudyStateEnum.Idle) || !location.AcquireWriteLock())
{
Platform.Log(LogLevel.Error, "Unable to lock study {0}. The study is being processed. (Queue State: {1})", location.StudyInstanceUid,location.QueueStudyStateEnum.Description);
}
else
{
try
{
DicomFile msg = LoadInstance(location);
if (msg == null)
{
Platform.Log(LogLevel.Error, "Unable to load file for study {0}", location.StudyInstanceUid);
return;
}
bool archiveQueueExists;
bool archiveStudyStorageExists;
bool filesystemDeleteExists;
using (IReadContext read = PersistentStoreRegistry.GetDefaultStore().OpenReadContext())
{
// Check for existing archive queue entries
var archiveQueueBroker = read.GetBroker<IArchiveQueueEntityBroker>();
var archiveQueueCriteria = new ArchiveQueueSelectCriteria();
archiveQueueCriteria.StudyStorageKey.EqualTo(location.Key);
archiveQueueExists = archiveQueueBroker.Count(archiveQueueCriteria) > 0;
var archiveStorageBroker = read.GetBroker<IArchiveStudyStorageEntityBroker>();
var archiveStudyStorageCriteria = new ArchiveStudyStorageSelectCriteria();
archiveStudyStorageCriteria.StudyStorageKey.EqualTo(location.Key);
archiveStudyStorageExists = archiveStorageBroker.Count(archiveStudyStorageCriteria) > 0;
var filesystemQueueBroker = read.GetBroker<IFilesystemQueueEntityBroker>();
var filesystemQueueCriteria = new FilesystemQueueSelectCriteria();
filesystemQueueCriteria.StudyStorageKey.EqualTo(location.Key);
filesystemQueueCriteria.FilesystemQueueTypeEnum.EqualTo(FilesystemQueueTypeEnum.DeleteStudy);
filesystemDeleteExists = filesystemQueueBroker.Count(filesystemQueueCriteria) > 0;
}
using (var commandProcessor = new ServerCommandProcessor("Study Rule Processor"))
{
var context = new ServerActionContext(msg, location.FilesystemKey, partition, location.Key, commandProcessor);
// Check if the Study has been archived
if (archiveStudyStorageExists && !archiveQueueExists && !filesystemDeleteExists)
{
// Add a command to delete the current filesystemQueue entries, so that they can
// be reinserted by the rules engine.
context.CommandProcessor.AddCommand(new DeleteFilesystemQueueCommand(location.Key, ServerRuleApplyTimeEnum.StudyArchived));
// How to deal with exiting FilesystemQueue entries is problematic here. If the study
// has been migrated off tier 1, we probably don't want to modify the tier migration
// entries. Compression entries may have been entered when the Study was initially
// processed, we don't want to delete them, because they might still be valid.
// We just re-run the rules engine at this point, and delete only the StudyPurge entries,
// since those we know at least would only be applied for archived studies.
var studyRulesEngine = new StudyRulesEngine(postArchivalEngine, location, location.ServerPartition, location.LoadStudyXml());
studyRulesEngine.Apply(ServerRuleApplyTimeEnum.StudyArchived, commandProcessor);
// Post Archive doesn't allow data access rules. Force Data Access rules to be reapplied
// to these studies also.
dataAccessEngine.Execute(context);
}
else
{
// Add a command to delete the current filesystemQueue entries, so that they can
// be reinserted by the rules engine.
context.CommandProcessor.AddCommand(new DeleteFilesystemQueueCommand(location.Key,ServerRuleApplyTimeEnum.StudyProcessed));
// Execute the rules engine, insert commands to update the database into the command processor.
// Due to ticket #11673, we create a new rules engine instance for each study, since the Study QC rules
// don't work right now with a single rules engine.
//TODO CR (Jan 2014) - Check if we can go back to caching the rules engine to reduce database hits on the rules
var studyRulesEngine = new StudyRulesEngine(location, location.ServerPartition, location.LoadStudyXml());
studyRulesEngine.Apply(ServerRuleApplyTimeEnum.StudyProcessed, commandProcessor);
}
// Do the actual database updates.
if (false == context.CommandProcessor.Execute())
{
Platform.Log(LogLevel.Error, "Unexpected failure processing Study level rules for study {0}", location.StudyInstanceUid);
}
// Log the FilesystemQueue related entries
location.LogFilesystemQueue();
}
}
finally
{
location.ReleaseWriteLock();
}
}
}
/// <summary>
/// Reset any failed restore requests that may have been left In Progress when the service last shut down.
/// </summary>
public void ResetFailedRestoreQueueItems()
{
using (IUpdateContext updateContext = PersistentStore.OpenUpdateContext(UpdateContextSyncMode.Flush))
{
IRestoreQueueEntityBroker broker = updateContext.GetBroker<IRestoreQueueEntityBroker>();
ArchiveStudyStorageSelectCriteria selectStudyStorage = new ArchiveStudyStorageSelectCriteria();
selectStudyStorage.PartitionArchiveKey.EqualTo(_partitionArchive.Key);
RestoreQueueSelectCriteria criteria = new RestoreQueueSelectCriteria();
criteria.ProcessorId.EqualTo(ServerPlatform.ProcessorId);
criteria.RestoreQueueStatusEnum.EqualTo(RestoreQueueStatusEnum.InProgress);
criteria.ArchiveStudyStorageRelatedEntityCondition.Exists(selectStudyStorage);
IList<RestoreQueue> failedList = broker.Find(criteria);
foreach (RestoreQueue failedItem in failedList)
{
UpdateRestoreQueue(updateContext, failedItem, RestoreQueueStatusEnum.Pending, Platform.Time.AddMinutes(2));
Platform.Log(LogLevel.Warn,
"Reseting RestoreQueue entry {0} to Pending that was In Progress at startup for PartitionArchive '{1}' on ",
failedItem.Key, _partitionArchive.Description);
}
if (failedList.Count > 0)
updateContext.Commit();
else
Platform.Log(LogLevel.Info, "No RestoreQueue entries to reset on startup for archive {0}", _partitionArchive.Description);
}
}
public ArchiveStudyStorageSelectCriteria(ArchiveStudyStorageSelectCriteria other)
: base(other)
{
}
