public RestoreQueueSelectCriteria(RestoreQueueSelectCriteria other)
: base(other)
{}
public override RestoreQueue GetRestoreCandidate()
{
RestoreQueue queueItem;
using (IUpdateContext updateContext = PersistentStore.OpenUpdateContext(UpdateContextSyncMode.Flush))
{
QueryRestoreQueueParameters parms = new QueryRestoreQueueParameters();
parms.PartitionArchiveKey = _partitionArchive.GetKey();
parms.ProcessorId = ServerPlatform.ProcessorId;
parms.RestoreQueueStatusEnum = RestoreQueueStatusEnum.Restoring;
IQueryRestoreQueue broker = updateContext.GetBroker<IQueryRestoreQueue>();
// Stored procedure only returns 1 result.
queueItem = broker.FindOne(parms);
if (queueItem != null)
updateContext.Commit();
}
if (queueItem == null)
{
using (IUpdateContext updateContext = PersistentStore.OpenUpdateContext(UpdateContextSyncMode.Flush))
{
RestoreQueueSelectCriteria criteria = new RestoreQueueSelectCriteria();
criteria.RestoreQueueStatusEnum.EqualTo(RestoreQueueStatusEnum.Restoring);
IRestoreQueueEntityBroker restoreQueueBroker = updateContext.GetBroker<IRestoreQueueEntityBroker>();
if (restoreQueueBroker.Count(criteria) > HsmSettings.Default.MaxSimultaneousRestores)
return null;
QueryRestoreQueueParameters parms = new QueryRestoreQueueParameters();
parms.PartitionArchiveKey = _partitionArchive.GetKey();
parms.ProcessorId = ServerPlatform.ProcessorId;
parms.RestoreQueueStatusEnum = RestoreQueueStatusEnum.Pending;
IQueryRestoreQueue broker = updateContext.GetBroker<IQueryRestoreQueue>();
parms.RestoreQueueStatusEnum = RestoreQueueStatusEnum.Pending;
queueItem = broker.FindOne(parms);
if (queueItem != null)
updateContext.Commit();
}
}
return queueItem;
}
/// <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 RestoreQueueSelectCriteria(RestoreQueueSelectCriteria other)
: base(other)
{
}