public static void SignOut(SessionInfo session)
{
FormsAuthentication.SignOut();
if (session != null)
{
try
{
ForceOtherPagesToLogout(session);
using (LoginService service = new LoginService())
{
service.Logout(session.Credentials.SessionToken.Id);
}
}
catch (NotSupportedException)
{
//ignore this.
}
catch (Exception e)
{
Platform.Log(LogLevel.Warn, e, "Failed to log user out.");
}
UserAuthenticationAuditHelper audit = new UserAuthenticationAuditHelper(
ServerPlatform.AuditSource,
EventIdentificationContentsEventOutcomeIndicator.Success,
UserAuthenticationEventType.Logout);
audit.AddUserParticipant(new AuditPersonActiveParticipant(
session.Credentials.UserName,
null,
session.Credentials.DisplayName));
ServerAuditHelper.LogAuditMessage(audit);
}
}
/// <summary>
/// Method called when stopping the DICOM SCP.
/// </summary>
protected override void Stop()
{
lock (_syncLock)
{
ServerPartitionMonitor.Instance.Changed -= _changedEvent;
foreach (DicomScp <DicomScpContext> scp in _listenerList)
{
scp.Stop();
var helper = new ApplicationActivityAuditHelper(
ServerPlatform.AuditSource,
EventIdentificationContentsEventOutcomeIndicator.Success,
ApplicationActivityType.ApplicationStopped,
new AuditProcessActiveParticipant(scp.AeTitle));
ServerAuditHelper.LogAuditMessage(helper);
}
foreach (DicomScp <DicomScpContext> scp in _alternateAeListenerList)
{
scp.Stop();
var helper = new ApplicationActivityAuditHelper(
ServerPlatform.AuditSource,
EventIdentificationContentsEventOutcomeIndicator.Success,
ApplicationActivityType.ApplicationStopped,
new AuditProcessActiveParticipant(scp.AeTitle));
ServerAuditHelper.LogAuditMessage(helper);
}
}
}
public static void BeginInstancesTransferAuditLogger(List <StorageInstance> instances, AssociationParameters parms)
{
Dictionary <string, AuditPatientParticipantObject> list = new Dictionary <string, AuditPatientParticipantObject>();
foreach (StorageInstance instance in instances)
{
string key = instance.PatientId + instance.PatientsName;
if (!list.ContainsKey(key))
{
AuditPatientParticipantObject patient =
new AuditPatientParticipantObject(instance.PatientsName, instance.PatientId);
list.Add(key, patient);
}
}
foreach (AuditPatientParticipantObject patient in list.Values)
{
// Audit Log
BeginTransferringDicomInstancesAuditHelper audit =
new BeginTransferringDicomInstancesAuditHelper(ServerPlatform.AuditSource,
EventIdentificationContentsEventOutcomeIndicator.Success,
parms, patient);
foreach (StorageInstance instance in instances)
{
if (patient.PatientId.Equals(instance.PatientId) &&
patient.PatientsName.Equals(instance.PatientsName))
{
audit.AddStorageInstance(instance);
}
}
ServerAuditHelper.LogAuditMessage(audit);
}
}
private static void AuditLog(Study study, List <UpdateItem> fields)
{
Platform.CheckForNullReference(study, "study");
Platform.CheckForNullReference(fields, "fields");
var helper =
new DicomInstancesAccessedAuditHelper(ServerPlatform.AuditSource,
EventIdentificationContentsEventOutcomeIndicator.Success,
EventIdentificationContentsEventActionCode.U);
helper.AddUser(new AuditPersonActiveParticipant(
SessionManager.Current.Credentials.UserName,
null,
SessionManager.Current.Credentials.DisplayName));
var participant = new AuditStudyParticipantObject(study.StudyInstanceUid, study.AccessionNumber);
string updateDescription = StringUtilities.Combine(
fields, ";",
item => String.Format("Tag=\"{0}\" Value=\"{1}\"", item.DicomTag.Name, item.Value)
);
participant.ParticipantObjectDetailString = updateDescription;
helper.AddStudyParticipantObject(participant);
ServerAuditHelper.LogAuditMessage(helper);
}
protected void DeleteButton_Clicked(object sender, ImageClickEventArgs e)
{
if (Page.IsValid)
{
try
{
string reason = ReasonListBox.SelectedItem.Text;
if (!String.IsNullOrEmpty(SaveReasonAsName.Text))
{
SaveCustomReason();
reason = SaveReasonAsName.Text;
}
OnDeletingStudies();
StudyController controller = new StudyController();
foreach (DeleteStudyInfo study in DeletingStudies)
{
try
{
controller.DeleteStudy(study.StudyKey, reason + "::" + Comment.Text);
// Audit log
DicomStudyDeletedAuditHelper helper = new DicomStudyDeletedAuditHelper(
ServerPlatform.AuditSource,
EventIdentificationContentsEventOutcomeIndicator.Success);
helper.AddUserParticipant(new AuditPersonActiveParticipant(
SessionManager.Current.Credentials.UserName,
null,
SessionManager.Current.Credentials.DisplayName));
helper.AddStudyParticipantObject(new AuditStudyParticipantObject(
study.StudyInstanceUid,
study.AccessionNumber ?? string.Empty));
ServerAuditHelper.LogAuditMessage(helper);
}
catch (Exception ex)
{
Platform.Log(LogLevel.Error, ex, "DeleteClicked failed: Unable to delete studies");
throw;
}
}
OnStudiesDeleted();
}
finally
{
Close();
}
}
else
{
EnsureDialogVisible();
}
}
private void GenerateAuditLog()
{
var audit = new DicomInstancesAccessedAuditHelper(ServerPlatform.AuditSource, EventIdentificationContentsEventOutcomeIndicator.Success, EventIdentificationContentsEventActionCode.R /* Read*/);
audit.AddUser(new AuditPersonActiveParticipant(SessionManager.Current.Credentials.UserName, null, SessionManager.Current.Credentials.DisplayName));
var participant = new AuditStudyParticipantObject(_study.StudyInstanceUid, _study.AccessionNumber);
participant.ParticipantObjectDetailString = string.Format("Partition: {0}", string.IsNullOrEmpty(_study.ThePartition.Description) ? _study.ThePartition.AeTitle : _study.ThePartition.Description);
audit.AddStudyParticipantObject(participant);
ServerAuditHelper.LogAuditMessage(audit);
}
private void AuditLog(Study affectedStudy)
{
// Audit log
DicomStudyDeletedAuditHelper helper =
new DicomStudyDeletedAuditHelper(
ServerPlatform.AuditSource,
EventIdentificationContentsEventOutcomeIndicator.Success);
helper.AddUserParticipant(new AuditPersonActiveParticipant(
SessionManager.Current.Credentials.
UserName,
null,
SessionManager.Current.Credentials.
DisplayName));
helper.AddStudyParticipantObject(new AuditStudyParticipantObject(
affectedStudy.StudyInstanceUid,
affectedStudy.AccessionNumber ??
string.Empty));
ServerAuditHelper.LogAuditMessage(helper);
}
private void StartScp(DicomScp <DicomScpContext> listener, List <DicomScp <DicomScpContext> > list)
{
if (listener.Start())
{
list.Add(listener);
var helper = new ApplicationActivityAuditHelper(
ServerPlatform.AuditSource,
EventIdentificationContentsEventOutcomeIndicator.Success,
ApplicationActivityType.ApplicationStarted,
new AuditProcessActiveParticipant(listener.AeTitle));
ServerAuditHelper.LogAuditMessage(helper);
}
else
{
var helper = new ApplicationActivityAuditHelper(
ServerPlatform.AuditSource,
EventIdentificationContentsEventOutcomeIndicator.MajorFailureActionMadeUnavailable,
ApplicationActivityType.ApplicationStarted,
new AuditProcessActiveParticipant(listener.AeTitle));
ServerAuditHelper.LogAuditMessage(helper);
Platform.Log(LogLevel.Error, "Unable to add {1} SCP handler for server partition {0}",
listener.Context.Partition.Description,
listener.ListenAddress.AddressFamily == AddressFamily.InterNetworkV6
? "IPv6"
: "IPv4");
Platform.Log(LogLevel.Error,
"Partition {0} will not accept IPv6 incoming DICOM associations.",
listener.Context.Partition.Description);
ServerPlatform.Alert(AlertCategory.Application, AlertLevel.Critical, "DICOM Listener",
AlertTypeCodes.UnableToStart, null, TimeSpan.Zero,
"Unable to start {2} DICOM listener on {0} : {1}",
listener.AeTitle, listener.ListenPort,
listener.ListenAddress.AddressFamily == AddressFamily.InterNetworkV6
? "IPv6"
: "IPv4");
}
}
private void RemoveDisabledAlternateAes()
{
var alternateAeScpsToDelete = new List <DicomScp <DicomScpContext> >();
// Now search for any alternate AEs that are disabled/missing
foreach (DicomScp <DicomScpContext> alternateAeScp in _alternateAeListenerList)
{
bool bFound = false;
foreach (ServerPartitionAlternateAeTitle altAe in _alternateAes)
{
if (altAe.Port == alternateAeScp.ListenPort && altAe.AeTitle.Equals(alternateAeScp.AeTitle) && altAe.Enabled &&
(altAe.AllowKOPR || altAe.AllowQuery || altAe.AllowRetrieve || altAe.AllowStorage))
{
bFound = true;
break;
}
}
if (!bFound)
{
Platform.Log(LogLevel.Info, "Shutting down Alternate AE listener {0}:{1}", alternateAeScp.AeTitle, alternateAeScp.ListenPort);
alternateAeScp.Stop();
alternateAeScpsToDelete.Add(alternateAeScp);
ServerAuditHelper.LogAuditMessage(new ApplicationActivityAuditHelper(
ServerPlatform.AuditSource,
EventIdentificationContentsEventOutcomeIndicator.Success,
ApplicationActivityType.ApplicationStopped,
new AuditProcessActiveParticipant(alternateAeScp.AeTitle)));
}
}
foreach (DicomScp <DicomScpContext> scp in alternateAeScpsToDelete)
{
_alternateAeListenerList.Remove(scp);
}
}
/// <summary>
/// Method called when stopping the DICOM SCP.
/// </summary>
protected override void Stop()
{
//TODO CR (Jan 2014): Move this into the base if it applies to all subclasses?
PersistentStoreRegistry.GetDefaultStore().ShutdownRequested = true;
lock (_syncLock)
{
if (_changedEvent == null)
{
return;
}
ServerPartitionMonitor.Instance.Changed -= _changedEvent;
foreach (DicomScp <DicomScpContext> scp in _listenerList)
{
scp.Stop();
var helper = new ApplicationActivityAuditHelper(
ServerPlatform.AuditSource,
EventIdentificationContentsEventOutcomeIndicator.Success,
ApplicationActivityType.ApplicationStopped,
new AuditProcessActiveParticipant(scp.AeTitle));
ServerAuditHelper.LogAuditMessage(helper);
}
foreach (DicomScp <DicomScpContext> scp in _alternateAeListenerList)
{
scp.Stop();
var helper = new ApplicationActivityAuditHelper(
ServerPlatform.AuditSource,
EventIdentificationContentsEventOutcomeIndicator.Success,
ApplicationActivityType.ApplicationStopped,
new AuditProcessActiveParticipant(scp.AeTitle));
ServerAuditHelper.LogAuditMessage(helper);
}
}
}
public static void InstancesTransferredAuditLogger(DicomScpContext context, ServerAssociationParameters assocParams, List <StorageInstance> instances)
{
Dictionary <string, AuditPatientParticipantObject> list = new Dictionary <string, AuditPatientParticipantObject>();
foreach (StorageInstance instance in instances)
{
string key = instance.PatientId + instance.PatientsName;
if (!list.ContainsKey(key))
{
AuditPatientParticipantObject patient =
new AuditPatientParticipantObject(instance.PatientsName, instance.PatientId);
list.Add(key, patient);
}
}
foreach (AuditPatientParticipantObject patient in list.Values)
{
// Audit Log
DicomInstancesTransferredAuditHelper helper =
new DicomInstancesTransferredAuditHelper(ServerPlatform.AuditSource,
EventIdentificationContentsEventOutcomeIndicator.Success,
EventIdentificationContentsEventActionCode.E,
assocParams);
foreach (StorageInstance instance in instances)
{
if (patient.PatientId.Equals(instance.PatientId) &&
patient.PatientsName.Equals(instance.PatientsName))
{
helper.AddStorageInstance(instance);
}
}
ServerAuditHelper.LogAuditMessage(helper);
}
}
protected virtual void OnStudyDeleted()
{
// Audit log
DicomStudyDeletedAuditHelper helper = new DicomStudyDeletedAuditHelper(
ServerPlatform.AuditSource,
EventIdentificationContentsEventOutcomeIndicator.Success);
helper.AddUserParticipant(new AuditProcessActiveParticipant(ServerPartition.AeTitle));
helper.AddStudyParticipantObject(new AuditStudyParticipantObject(
StorageLocation.StudyInstanceUid,
Study == null ? string.Empty : Study.AccessionNumber));
ServerAuditHelper.LogAuditMessage(helper);
IList <IDeleteStudyProcessorExtension> extensions = LoadExtensions();
foreach (IDeleteStudyProcessorExtension ext in extensions)
{
if (ext.Enabled)
{
ext.OnStudyDeleted();
}
}
}
private void RemoveDisabledPartitions()
{
var scpsToDelete = new List <DicomScp <DicomScpContext> >();
var alternateAeScpsToDelete = new List <DicomScp <DicomScpContext> >();
// First, search for removed ServerPartitions, then remove all related ServerPartitionAlternateAeTitles
foreach (DicomScp <DicomScpContext> scp in _listenerList)
{
bool bFound = false;
foreach (ServerPartition part in _partitions)
{
if (part.Port == scp.ListenPort && part.AeTitle.Equals(scp.AeTitle) && part.Enabled)
{
bFound = true;
break;
}
}
if (!bFound)
{
Platform.Log(LogLevel.Info, "Partition was deleted, shutting down listener {0}:{1}", scp.AeTitle,
scp.ListenPort);
scp.Stop();
scpsToDelete.Add(scp);
ServerAuditHelper.LogAuditMessage(new ApplicationActivityAuditHelper(
ServerPlatform.AuditSource,
EventIdentificationContentsEventOutcomeIndicator.Success,
ApplicationActivityType.ApplicationStopped,
new AuditProcessActiveParticipant(scp.AeTitle)));
// Cleanup any alternate AEs for the partition
foreach (DicomScp <DicomScpContext> alternateAeScp in _alternateAeListenerList)
{
if (scp.Context.Partition.Key.Equals(alternateAeScp.Context.AlternateAeTitle.ServerPartitionKey))
{
Platform.Log(LogLevel.Info,
"Partition was deleted, shutting down Alternate AE listener {0}:{1}",
alternateAeScp.AeTitle, alternateAeScp.ListenPort);
alternateAeScp.Stop();
alternateAeScpsToDelete.Add(alternateAeScp);
ServerAuditHelper.LogAuditMessage(new ApplicationActivityAuditHelper(
ServerPlatform.AuditSource,
EventIdentificationContentsEventOutcomeIndicator.Success,
ApplicationActivityType.ApplicationStopped,
new AuditProcessActiveParticipant(alternateAeScp.AeTitle)));
}
}
}
}
foreach (DicomScp <DicomScpContext> scp in scpsToDelete)
{
_listenerList.Remove(scp);
}
foreach (DicomScp <DicomScpContext> scp in alternateAeScpsToDelete)
{
_alternateAeListenerList.Remove(scp);
}
}
protected void SearchButton_Click(object sender, ImageClickEventArgs e)
{
if (DisplaySearchWarning)
{
StudyListGridView.DataBindOnPreRender = false;
ConfirmStudySearchMessageBox.Message = SR.NoFiltersSearchWarning;
ConfirmStudySearchMessageBox.MessageStyle = "font-weight: bold; color: #205F87;";
ConfirmStudySearchMessageBox.Show();
}
else
{
StudyListGridView.Refresh();
}
var sb = new StringBuilder();
if (!String.IsNullOrEmpty(PatientId.TrimText))
{
sb.AppendFormat("PatientId={0};", PatientId.TrimText);
}
if (!String.IsNullOrEmpty(PatientName.TrimText))
{
sb.AppendFormat("PatientsName={0};", PatientName.TrimText);
}
if (!String.IsNullOrEmpty(AccessionNumber.TrimText))
{
sb.AppendFormat("AccessionNumber={0};", AccessionNumber.TrimText);
}
if (!String.IsNullOrEmpty(ToStudyDate.Text) || !String.IsNullOrEmpty(FromStudyDate.Text))
{
sb.AppendFormat("StudyDate={0}-{1};", FromStudyDate.Text, ToStudyDate.Text);
}
if (!String.IsNullOrEmpty(StudyDescription.TrimText))
{
sb.AppendFormat("StudyDescription={0};", StudyDescription.TrimText);
}
if (ModalityListBox.SelectedIndex < 0)
{
bool first = true;
foreach (ListItem item in ModalityListBox.Items)
{
if (!item.Selected)
{
continue;
}
if (first)
{
sb.AppendFormat("ModalitiesInStudy={0}", item.Value);
first = false;
}
else
{
sb.AppendFormat(",{0}", item.Value);
}
}
if (!first)
{
sb.Append(';');
}
}
var helper = new QueryAuditHelper(ServerPlatform.AuditSource, EventIdentificationContentsEventOutcomeIndicator.Success,
new AuditPersonActiveParticipant(SessionManager.Current.Credentials.UserName,
null,
SessionManager.Current.Credentials.DisplayName),
ServerPartition.AeTitle, ServerPlatform.HostId, sb.ToString());
ServerAuditHelper.LogAuditMessage(helper);
}
protected void LoginClicked(object sender, EventArgs e)
{
if (SessionManager.Current != null)
{
// already logged in. Maybe from different page
RedirectAfterLogin();
}
try
{
SessionManager.InitializeSession(UserName.Text, Password.Text, ApplicationName ?? ImageServerConstants.DefaultApplicationName);
UserAuthenticationAuditHelper audit = new UserAuthenticationAuditHelper(ServerPlatform.AuditSource,
EventIdentificationContentsEventOutcomeIndicator.Success, UserAuthenticationEventType.Login);
audit.AddUserParticipant(new AuditPersonActiveParticipant(UserName.Text, null, SessionManager.Current.Credentials.DisplayName));
ServerAuditHelper.LogAuditMessage(audit);
}
catch (PasswordExpiredException)
{
Platform.Log(LogLevel.Info, "Password for {0} has expired. Requesting new password.", UserName.Text);
PasswordExpiredDialog.Show(UserName.Text, Password.Text);
UserAuthenticationAuditHelper audit = new UserAuthenticationAuditHelper(ServerPlatform.AuditSource,
EventIdentificationContentsEventOutcomeIndicator.Success, UserAuthenticationEventType.Login);
audit.AddUserParticipant(new AuditPersonActiveParticipant(UserName.Text, null, null));
ServerAuditHelper.LogAuditMessage(audit);
}
catch (UserAccessDeniedException ex)
{
Platform.Log(LogLevel.Warn, "Login unsuccessful for {0}. {1}", UserName.Text, ErrorMessages.UserAccessDenied);
Platform.Log(LogLevel.Debug, ex, ex.Message);
ShowError(ErrorMessages.UserAccessDenied);
UserName.Focus();
UserAuthenticationAuditHelper audit = new UserAuthenticationAuditHelper(ServerPlatform.AuditSource,
EventIdentificationContentsEventOutcomeIndicator.SeriousFailureActionTerminated, UserAuthenticationEventType.Login);
audit.AddUserParticipant(new AuditPersonActiveParticipant(UserName.Text, null, null));
ServerAuditHelper.LogAuditMessage(audit);
}
catch (CommunicationException ex)
{
Platform.Log(LogLevel.Error, ex, "Unable to contact A/A server");
ShowError(ErrorMessages.CannotContactEnterpriseServer);
UserAuthenticationAuditHelper audit = new UserAuthenticationAuditHelper(ServerPlatform.AuditSource,
EventIdentificationContentsEventOutcomeIndicator.MajorFailureActionMadeUnavailable, UserAuthenticationEventType.Login);
audit.AddUserParticipant(new AuditPersonActiveParticipant(UserName.Text, null, null));
ServerAuditHelper.LogAuditMessage(audit);
}
catch (ArgumentException ex)
{
Platform.Log(LogLevel.Warn, ex.Message);
Platform.Log(LogLevel.Debug, ex, "Login error:");
ShowError(ex.Message);
UserAuthenticationAuditHelper audit = new UserAuthenticationAuditHelper(ServerPlatform.AuditSource,
EventIdentificationContentsEventOutcomeIndicator.MajorFailureActionMadeUnavailable, UserAuthenticationEventType.Login);
audit.AddUserParticipant(new AuditPersonActiveParticipant(UserName.Text, null, null));
ServerAuditHelper.LogAuditMessage(audit);
}
catch (Exception ex)
{
Platform.Log(LogLevel.Error, ex, "Login error:");
ShowError(ex.Message);
UserAuthenticationAuditHelper audit = new UserAuthenticationAuditHelper(ServerPlatform.AuditSource,
EventIdentificationContentsEventOutcomeIndicator.MajorFailureActionMadeUnavailable, UserAuthenticationEventType.Login);
audit.AddUserParticipant(new AuditPersonActiveParticipant(UserName.Text, null, null));
ServerAuditHelper.LogAuditMessage(audit);
}
}