static public RequestAttributes Load(ServerEntityKey key)
{
using (var context = new ServerExecutionContext())
{
return(Load(context.ReadContext, key));
}
}
static public ArchiveStudyStorage Load(ServerEntityKey key)
{
using (var context = new ServerExecutionContext())
{
return(Load(context.ReadContext, key));
}
}
static public FilesystemQueue Load(ServerEntityKey key)
{
using (var context = new ServerExecutionContext())
{
return(Load(context.ReadContext, key));
}
}
static public ServerPartitionAlternateAeTitle Load(ServerEntityKey key)
{
using (var context = new ServerExecutionContext())
{
return(Load(context.ReadContext, key));
}
}
static public StudyIntegrityQueueUid Load(ServerEntityKey key)
{
using (var context = new ServerExecutionContext())
{
return(Load(context.ReadContext, key));
}
}
protected override void OnProcess(Model.ServiceLock item)
{
_store = PersistentStoreRegistry.GetDefaultStore();
using (var context = new ServerExecutionContext())
{
var broker = context.ReadContext.GetBroker <IServerPartitionEntityBroker>();
var criteria = new ServerPartitionSelectCriteria();
criteria.AeTitle.SortAsc(0);
_partitions = broker.Find(criteria);
}
ServerFilesystemInfo info = FilesystemMonitor.Instance.GetFilesystemInfo(item.FilesystemKey);
Platform.Log(LogLevel.Info, "Starting reinventory of filesystem: {0}", info.Filesystem.Description);
ReinventoryFilesystem(info.Filesystem);
item.ScheduledTime = item.ScheduledTime.AddDays(1);
if (CancelPending)
{
Platform.Log(LogLevel.Info,
"Filesystem Reinventory of {0} has been canceled, rescheduling. Note that the entire Filesystem will be reinventoried again.",
info.Filesystem.Description);
UnlockServiceLock(item, true, Platform.Time.AddMinutes(1));
}
else
{
Platform.Log(LogLevel.Info, "Filesystem Reinventory of {0} has completed.",
info.Filesystem.Description);
UnlockServiceLock(item, false, Platform.Time.AddDays(1));
}
}
public static StudyStorage Load(ServerEntityKey partitionKey, string studyInstanceUid)
{
using (var context = new ServerExecutionContext())
{
return(Load(context.ReadContext, partitionKey, studyInstanceUid));
}
}
static public WorkQueueTypeProperties Load(ServerEntityKey key)
{
using (var context = new ServerExecutionContext())
{
return(Load(context.ReadContext, key));
}
}
/// <summary>
/// Returns number of Delete Study, Tier Migrate, and Study Purge work queue items
/// that are still Pending or In Progress for the filesystem associated with the
/// specified <see cref="ServiceLock"/>.
/// </summary>
/// <param name="item">The ServiceLock item.</param>
/// <returns>The number of WorkQueue entries pending.</returns>
private int CheckWorkQueueCount(Model.ServiceLock item)
{
using (ServerExecutionContext context = new ServerExecutionContext())
{
IWorkQueueEntityBroker select = context.ReadContext.GetBroker <IWorkQueueEntityBroker>();
WorkQueueSelectCriteria criteria = new WorkQueueSelectCriteria();
criteria.WorkQueueTypeEnum.In(new[]
{
WorkQueueTypeEnum.DeleteStudy, WorkQueueTypeEnum.MigrateStudy,
WorkQueueTypeEnum.PurgeStudy
});
// Do Pending status, in case there's a Failure status entry, we don't want to
// block on that.
criteria.WorkQueueStatusEnum.In(new[] { WorkQueueStatusEnum.Pending, WorkQueueStatusEnum.InProgress });
FilesystemStudyStorageSelectCriteria filesystemCriteria = new FilesystemStudyStorageSelectCriteria();
filesystemCriteria.FilesystemKey.EqualTo(item.FilesystemKey);
criteria.FilesystemStudyStorageRelatedEntityCondition.Exists(filesystemCriteria);
int count = select.Count(criteria);
return(count);
}
}
public static WorkQueue Load(ServerEntityKey key)
{
using (var context = new ServerExecutionContext())
{
return Load(context.ReadContext, key);
}
}
/// <summary>
/// Load the <see cref="ServerRulesEngine"/> for each partition.
/// </summary>
private void LoadRulesEngine()
{
using (var context = new ServerExecutionContext())
{
var broker = context.ReadContext.GetBroker <IServerPartitionEntityBroker>();
var criteria = new ServerPartitionSelectCriteria();
IList <ServerPartition> partitions = broker.Find(criteria);
foreach (ServerPartition partition in partitions)
{
//TODO CR (Jan 2014) - Cached engine not being used now, due to #11673
var engine = new ServerRulesEngine(ServerRuleApplyTimeEnum.StudyProcessed, partition.Key);
engine.Load();
_engines.Add(partition, engine);
engine = new ServerRulesEngine(ServerRuleApplyTimeEnum.StudyArchived, partition.Key);
engine.Load();
_postArchivalEngines.Add(partition, engine);
engine = new ServerRulesEngine(ServerRuleApplyTimeEnum.StudyProcessed, partition.Key);
engine.AddIncludeType(ServerRuleTypeEnum.DataAccess);
engine.Load();
_dataAccessEngine.Add(partition, engine);
}
}
}
static public Order Load(ServerEntityKey key)
{
using (var context = new ServerExecutionContext())
{
return(Load(context.ReadContext, key));
}
}
/// <summary>
/// Process the <see cref="ServiceLock"/> item.
/// </summary>
/// <param name="item"></param>
protected override void OnProcess(Model.ServiceLock item)
{
PersistentStoreRegistry.GetDefaultStore();
using (ServerExecutionContext context = new ServerExecutionContext())
{
IServerPartitionEntityBroker broker = context.ReadContext.GetBroker <IServerPartitionEntityBroker>();
ServerPartitionSelectCriteria criteria = new ServerPartitionSelectCriteria();
criteria.AeTitle.SortAsc(0);
_partitions = broker.Find(criteria);
}
ServerFilesystemInfo info = FilesystemMonitor.Instance.GetFilesystemInfo(item.FilesystemKey);
Platform.Log(LogLevel.Info, "Starting rebuilding of Study XML files for filesystem: {0}", info.Filesystem.Description);
TraverseFilesystemStudies(info.Filesystem);
item.ScheduledTime = item.ScheduledTime.AddDays(1);
if (CancelPending)
{
Platform.Log(LogLevel.Info,
"FilesystemRebuildXml of {0} has been canceled, rescheduling. Note that the entire Filesystem will be rebuilt again.",
info.Filesystem.Description);
UnlockServiceLock(item, true, Platform.Time.AddMinutes(1));
}
else
{
UnlockServiceLock(item, false, Platform.Time.AddDays(1));
}
Platform.Log(LogLevel.Info, "Completed rebuilding of the Study XML files for filesystem: {0}", info.Filesystem.Description);
}
static public DevicePreferredTransferSyntax Load(ServerEntityKey key)
{
using (var context = new ServerExecutionContext())
{
return(Load(context.ReadContext, key));
}
}
/// <summary>
/// Retrieves the storage location from the database for the specified study storage key. Checks if the filesystem is online.
/// </summary>
/// <param name="studyStorageKey"></param>
/// <param name="location"></param>
/// <returns></returns>
public bool GetWritableStudyStorageLocation(ServerEntityKey studyStorageKey, out StudyStorageLocation location)
{
// NOTE: THIS METHOD SHOULD NOT LOAD THE RECORD FROM THE CACHE
using (ServerExecutionContext context = new ServerExecutionContext())
{
IQueryStudyStorageLocation procedure = context.ReadContext.GetBroker <IQueryStudyStorageLocation>();
StudyStorageLocationQueryParameters parms = new StudyStorageLocationQueryParameters
{
StudyStorageKey = studyStorageKey
};
IList <StudyStorageLocation> locationList = procedure.Find(parms);
foreach (StudyStorageLocation studyLocation in locationList)
{
string reason;
if (CheckFilesystemOnline(studyLocation.FilesystemKey, out reason))
{
location = studyLocation;
return(true);
}
}
// TODO: throw new FilesystemIsNotWritableException();
location = null;
return(false);
}
}
static public StudyDeleteRecord Load(ServerEntityKey key)
{
using (var context = new ServerExecutionContext())
{
return(Load(context.ReadContext, key));
}
}
/// <summary>
/// Find all <see cref="StudyStorageLocation"/> associcated with the specified <see cref="StudyStorage"/>
/// </summary>
/// <param name="storage"></param>
/// <returns></returns>
static public IList <StudyStorageLocation> FindStorageLocations(StudyStorage storage)
{
using (var context = new ServerExecutionContext())
{
return(FindStorageLocations(context.ReadContext, storage, null));
}
}
static public ServerPartitionDataAccess Load(ServerEntityKey key)
{
using (var context = new ServerExecutionContext())
{
return(Load(context.ReadContext, key));
}
}
/// <summary>
/// Validates the state of the study.
/// </summary>
/// <param name="context">Name of the application</param>
/// <param name="studyStorage">The study to validate</param>
/// <param name="modes">Specifying what validation to execute</param>
public void ValidateStudyState(String context, StudyStorageLocation studyStorage, StudyIntegrityValidationModes modes)
{
Platform.CheckForNullReference(studyStorage, "studyStorage");
if (modes == StudyIntegrityValidationModes.None)
{
return;
}
using (ServerExecutionContext scope = new ServerExecutionContext())
{
Study study = studyStorage.LoadStudy(scope.PersistenceContext);
if (study != null)
{
StudyXml studyXml = studyStorage.LoadStudyXml();
if (modes == StudyIntegrityValidationModes.Default ||
(modes & StudyIntegrityValidationModes.InstanceCount) == StudyIntegrityValidationModes.InstanceCount)
{
if (studyXml != null && studyXml.NumberOfStudyRelatedInstances != study.NumberOfStudyRelatedInstances)
{
ValidationStudyInfo validationStudyInfo = new ValidationStudyInfo(study, studyStorage.ServerPartition);
throw new StudyIntegrityValidationFailure(
ValidationErrors.InconsistentObjectCount, validationStudyInfo,
String.Format("Number of instances in database and xml do not match: {0} vs {1}.",
study.NumberOfStudyRelatedInstances,
studyXml.NumberOfStudyRelatedInstances
));
}
}
}
}
}
static public ServerSopClass Load(ServerEntityKey key)
{
using (var context = new ServerExecutionContext())
{
return Load(context.ReadContext, key);
}
}
static public ExternalRequestQueue Load(ServerEntityKey key)
{
using (var context = new ServerExecutionContext())
{
return(Load(context.ReadContext, key));
}
}
/// <summary>
/// Retrieves the storage location from the database for the specified study. Checks if the filesystem is writable.
/// </summary>
/// <param name="location">The output storage location</param>
/// <param name="partitionKey">The primark key of the ServerPartition table.</param>
/// <param name="studyInstanceUid">The Study Instance UID of the study</param>
/// <param name="cache">Should the study location be cached?</param>
/// <param name="restore">If nearline, should the study be restored?</param>
/// <returns></returns>
public void GetWritableStudyStorageLocation(ServerEntityKey partitionKey, string studyInstanceUid, StudyRestore restore, StudyCache cache, out StudyStorageLocation location)
{
using (var context = new ServerExecutionContext())
{
string reason;
if (cache == StudyCache.True)
{
location = _storageLocationCache.GetCachedStudy(partitionKey, studyInstanceUid);
if (location != null)
{
if (CheckFilesystemWriteable(location.FilesystemKey, out reason))
{
return;
}
}
}
else
{
location = null;
}
IQueryStudyStorageLocation procedure = context.ReadContext.GetBroker <IQueryStudyStorageLocation>();
StudyStorageLocationQueryParameters parms = new StudyStorageLocationQueryParameters
{
ServerPartitionKey = partitionKey,
StudyInstanceUid = studyInstanceUid
};
IList <StudyStorageLocation> locationList = procedure.Find(parms);
bool found = false;
FilesystemNotWritableException x = new FilesystemNotWritableException();
foreach (StudyStorageLocation studyLocation in locationList)
{
if (CheckFilesystemWriteable(studyLocation.FilesystemKey, out reason))
{
location = studyLocation;
if (cache == StudyCache.True)
{
_storageLocationCache.AddCachedStudy(location);
}
return;
}
found = true;
x.Reason = reason;
x.Path = studyLocation.StudyFolder;
}
if (found)
{
throw x;
}
CheckForStudyRestore(context.ReadContext, partitionKey, studyInstanceUid, restore);
}
}
private static void CheckSystemMode()
{
var now = Platform.Time;
if (!_systemModeLastCheckTimestamp.HasValue || now - _systemModeLastCheckTimestamp > TimeSpan.FromSeconds(15))
{
lock (_syncLock)
{
if (!_systemModeLastCheckTimestamp.HasValue || now - _systemModeLastCheckTimestamp > TimeSpan.FromSeconds(15))
{
try
{
using (var context = new ServerExecutionContext())
{
var deleteRuleBroker = context.ReadContext.GetBroker <IServerRuleEntityBroker>();
var deleteRuleSearchCriteria = new ServerRuleSelectCriteria();
deleteRuleSearchCriteria.ServerRuleTypeEnum.EqualTo(ServerRuleTypeEnum.StudyDelete);
deleteRuleSearchCriteria.Enabled.EqualTo(true);
var deleteRules = deleteRuleBroker.Find(deleteRuleSearchCriteria);
if (deleteRules == null || deleteRules.Count == 0)
{
_serverMode = ServerOperatingMode.Archive;
}
var defaultDeleteRuleExists = deleteRules.Any(r => r.RuleName.Equals("Default Delete"));
var customDeleteRuleExists = deleteRules.Any(r => !r.RuleName.Equals("Default Delete"));
if (defaultDeleteRuleExists)
{
_serverMode = ServerOperatingMode.TemporaryCache;
}
else
{
if (customDeleteRuleExists)
{
_serverMode = ServerOperatingMode.MixedMode;
}
else
{
_serverMode = ServerOperatingMode.Archive;
}
}
}
}
catch (Exception ex)
{
Platform.Log(LogLevel.Error, ex);
}
finally
{
_systemModeLastCheckTimestamp = now;
}
}
}
}
}
/// <summary>
/// Retrieves the storage location from the database for the specified study. Checks if the filesystem is readable.
/// </summary>
/// <param name="partitionKey"></param>
/// <param name="studyInstanceUid"></param>
/// <param name="restore"></param>
/// <param name="cache"></param>
/// <param name="location"></param>
public void GetReadableStudyStorageLocation(ServerEntityKey partitionKey, string studyInstanceUid, StudyRestore restore, StudyCache cache,
out StudyStorageLocation location)
{
using (ServerExecutionContext context = new ServerExecutionContext())
{
// Get the cached value, if it exists, otherwise fall down and recheck
// and handle any nearline issues below
location = _storageLocationCache.GetCachedStudy(partitionKey, studyInstanceUid);
if (location != null)
{
string reason;
if (CheckFilesystemReadable(location.FilesystemKey, out reason))
{
return;
}
}
IQueryStudyStorageLocation procedure = context.ReadContext.GetBroker <IQueryStudyStorageLocation>();
StudyStorageLocationQueryParameters parms = new StudyStorageLocationQueryParameters
{
StudyInstanceUid = studyInstanceUid,
ServerPartitionKey = partitionKey
};
IList <StudyStorageLocation> locationList = procedure.Find(parms);
bool foundStudy = false;
FilesystemNotReadableException x = new FilesystemNotReadableException();
foreach (StudyStorageLocation studyLocation in locationList)
{
string reason;
if (CheckFilesystemReadable(studyLocation.FilesystemKey, out reason))
{
location = studyLocation;
if (cache == StudyCache.True)
{
_storageLocationCache.AddCachedStudy(location);
}
return;
}
foundStudy = true;
x.Path = studyLocation.FilesystemPath;
x.Reason = reason;
}
if (foundStudy)
{
throw x;
}
CheckForStudyRestore(context.ReadContext, partitionKey, studyInstanceUid, restore);
}
}
/// <summary>
/// Finds all <see cref="ServiceLock"/> of the specified <see cref="ServiceLockTypeEnum"/>
/// </summary>
/// <param name="type"></param>
/// <returns></returns>
public static IList <ServiceLock> FindServicesOfType(ServiceLockTypeEnum type)
{
using (var context = new ServerExecutionContext())
{
var broker = context.ReadContext.GetBroker <IServiceLockEntityBroker>();
var criteria = new ServiceLockSelectCriteria();
criteria.ServiceLockTypeEnum.EqualTo(type);
return(broker.Find(criteria));
}
}
public IList <Study> LoadRelatedStudies()
{
using (var context = new ServerExecutionContext())
{
IStudyEntityBroker broker = context.ReadContext.GetBroker <IStudyEntityBroker>();
StudySelectCriteria criteria = new StudySelectCriteria();
criteria.PatientKey.EqualTo(Key);
return(broker.Find(criteria));
}
}
static public IList <StudyStorageLocation> FindStorageLocations(ServerEntityKey studyStorageKey)
{
using (var context = new ServerExecutionContext())
{
var parms = new StudyStorageLocationQueryParameters {
StudyStorageKey = studyStorageKey
};
var broker = context.ReadContext.GetBroker <IQueryStudyStorageLocation>();
return(broker.Find(parms));
}
}
private static bool GetStudyStorage(ServerPartition partition, string studyInstanceUid, out StudyStorage storage)
{
using (ServerExecutionContext context = new ServerExecutionContext())
{
storage = StudyStorage.Load(context.ReadContext, partition.Key, studyInstanceUid);
if (storage != null)
{
return(true);
}
return(false);
}
}
/// <summary>
/// Query for the all archival records for a study, sorted by archive time descendingly (latest first).
/// </summary>
/// <param name="studyStorageKey">The primary key of the StudyStorgae table.</param>
/// <returns>null if not found, else the value.</returns>
static public IList <ArchiveStudyStorage> GetArchiveLocations(ServerEntityKey studyStorageKey)
{
using (var context = new ServerExecutionContext())
{
ArchiveStudyStorageSelectCriteria archiveStudyStorageCriteria = new ArchiveStudyStorageSelectCriteria();
archiveStudyStorageCriteria.StudyStorageKey.EqualTo(studyStorageKey);
archiveStudyStorageCriteria.ArchiveTime.SortDesc(0);
IArchiveStudyStorageEntityBroker broker = context.ReadContext.GetBroker <IArchiveStudyStorageEntityBroker>();
return(broker.Find(archiveStudyStorageCriteria));
}
}
static public IList <StudyStorageLocation> FindStorageLocations(ServerEntityKey partitionKey, string studyInstanceUid)
{
using (var context = new ServerExecutionContext())
{
IQueryStudyStorageLocation locQuery = context.ReadContext.GetBroker <IQueryStudyStorageLocation>();
StudyStorageLocationQueryParameters locParms = new StudyStorageLocationQueryParameters
{
StudyInstanceUid = studyInstanceUid,
ServerPartitionKey = partitionKey
};
IList <StudyStorageLocation> list = locQuery.Find(locParms);
return(list);
}
}
