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);
ServerPlatform.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);
}
}
ServerPlatform.LogAuditMessage(audit);
}
}
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));
ServerPlatform.LogAuditMessage(audit);
}
}
protected void LoginClicked(object sender, EventArgs e)
{
if (SessionManager.Current != null)
{
// already logged in. Maybe from different page
HttpContext.Current.Response.Redirect(FormsAuthentication.GetRedirectUrl(SessionManager.Current.Credentials.UserName, false), true);
}
try
{
SessionManager.InitializeSession(UserName.Text, Password.Text);
UserAuthenticationAuditHelper audit = new UserAuthenticationAuditHelper(ServerPlatform.AuditSource,
EventIdentificationContentsEventOutcomeIndicator.Success, UserAuthenticationEventType.Login);
audit.AddUserParticipant(new AuditPersonActiveParticipant(UserName.Text, null, SessionManager.Current.Credentials.DisplayName));
ServerPlatform.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));
ServerPlatform.LogAuditMessage(audit);
}
catch (UserAccessDeniedException ex)
{
Platform.Log(LogLevel.Error, 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));
ServerPlatform.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));
ServerPlatform.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));
ServerPlatform.LogAuditMessage(audit);
}
}
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));
ServerPlatform.LogAuditMessage(helper);
}
catch (Exception ex)
{
Platform.Log(LogLevel.Error, ex, "DeleteClicked failed: Unable to delete studies");
throw;
}
}
OnStudiesDeleted();
}
finally
{
Close();
}
}
else
{
EnsureDialogVisible();
}
}
/// <summary>
/// Method called when stopping the DICOM SCP.
/// </summary>
protected override void Stop()
{
lock (_syncLock)
{
foreach (DicomScp <DicomScpContext> scp in _listenerList)
{
scp.Stop();
ApplicationActivityAuditHelper helper = new ApplicationActivityAuditHelper(
ServerPlatform.AuditSource,
EventIdentificationContentsEventOutcomeIndicator.Success,
ApplicationActivityType.ApplicationStopped,
new AuditProcessActiveParticipant(scp.AeTitle));
ServerPlatform.LogAuditMessage(helper);
}
ServerPartitionMonitor.Instance.Changed -= _changedEvent;
}
}
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));
ServerPlatform.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);
}
}
ServerPlatform.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));
ServerPlatform.LogAuditMessage(helper);
IList <IDeleteStudyProcessorExtension> extensions = LoadExtensions();
foreach (IDeleteStudyProcessorExtension ext in extensions)
{
if (ext.Enabled)
{
ext.OnStudyDeleted();
}
}
}
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.Text))
{
sb.AppendFormat("PatientId={0};", PatientId.Text);
}
if (!String.IsNullOrEmpty(PatientName.Text))
{
sb.AppendFormat("PatientsName={0};", PatientName.Text);
}
if (!String.IsNullOrEmpty(AccessionNumber.Text))
{
sb.AppendFormat("AccessionNumber={0};", AccessionNumber.Text);
}
if (!String.IsNullOrEmpty(ToStudyDate.Text) || !String.IsNullOrEmpty(FromStudyDate.Text))
{
sb.AppendFormat("StudyDate={0}-{1};", FromStudyDate.Text, ToStudyDate.Text);
}
if (!String.IsNullOrEmpty(StudyDescription.Text))
{
sb.AppendFormat("StudyDescription={0};", StudyDescription.Text);
}
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());
ServerPlatform.LogAuditMessage(helper);
}
private void StartListeners(ServerPartition part)
{
DicomScpContext parms =
new DicomScpContext(part);
if (DicomSettings.Default.ListenIPV4)
{
DicomScp <DicomScpContext> ipV4Scp = new DicomScp <DicomScpContext>(parms, AssociationVerifier.Verify, AssociationAuditLogger.InstancesTransferredAuditLogger);
ipV4Scp.ListenPort = part.Port;
ipV4Scp.AeTitle = part.AeTitle;
if (ipV4Scp.Start(IPAddress.Any))
{
_listenerList.Add(ipV4Scp);
ApplicationActivityAuditHelper helper = new ApplicationActivityAuditHelper(
ServerPlatform.AuditSource,
EventIdentificationContentsEventOutcomeIndicator.Success,
ApplicationActivityType.ApplicationStarted,
new AuditProcessActiveParticipant(ipV4Scp.AeTitle));
ServerPlatform.LogAuditMessage(helper);
}
else
{
ApplicationActivityAuditHelper helper = new ApplicationActivityAuditHelper(
ServerPlatform.AuditSource,
EventIdentificationContentsEventOutcomeIndicator.MajorFailureActionMadeUnavailable,
ApplicationActivityType.ApplicationStarted,
new AuditProcessActiveParticipant(ipV4Scp.AeTitle));
ServerPlatform.LogAuditMessage(helper);
Platform.Log(LogLevel.Error, "Unable to add IPv4 SCP handler for server partition {0}",
part.Description);
Platform.Log(LogLevel.Error,
"Partition {0} will not accept IPv4 incoming DICOM associations.",
part.Description);
ServerPlatform.Alert(AlertCategory.Application, AlertLevel.Critical, "DICOM Listener",
AlertTypeCodes.UnableToStart, null, TimeSpan.Zero, "Unable to start IPv4 DICOM listener on {0} : {1}",
ipV4Scp.AeTitle, ipV4Scp.ListenPort);
}
}
if (DicomSettings.Default.ListenIPV6)
{
DicomScp <DicomScpContext> ipV6Scp = new DicomScp <DicomScpContext>(parms, AssociationVerifier.Verify, AssociationAuditLogger.InstancesTransferredAuditLogger);
ipV6Scp.ListenPort = part.Port;
ipV6Scp.AeTitle = part.AeTitle;
if (ipV6Scp.Start(IPAddress.IPv6Any))
{
_listenerList.Add(ipV6Scp);
ApplicationActivityAuditHelper helper = new ApplicationActivityAuditHelper(
ServerPlatform.AuditSource,
EventIdentificationContentsEventOutcomeIndicator.Success,
ApplicationActivityType.ApplicationStarted,
new AuditProcessActiveParticipant(ipV6Scp.AeTitle));
ServerPlatform.LogAuditMessage(helper);
}
else
{
ApplicationActivityAuditHelper helper = new ApplicationActivityAuditHelper(
ServerPlatform.AuditSource,
EventIdentificationContentsEventOutcomeIndicator.MajorFailureActionMadeUnavailable,
ApplicationActivityType.ApplicationStarted,
new AuditProcessActiveParticipant(ipV6Scp.AeTitle));
ServerPlatform.LogAuditMessage(helper);
Platform.Log(LogLevel.Error, "Unable to add IPv6 SCP handler for server partition {0}",
part.Description);
Platform.Log(LogLevel.Error,
"Partition {0} will not accept IPv6 incoming DICOM associations.",
part.Description);
ServerPlatform.Alert(AlertCategory.Application, AlertLevel.Critical, "DICOM Listener",
AlertTypeCodes.UnableToStart, null, TimeSpan.Zero, "Unable to start IPv6 DICOM listener on {0} : {1}",
ipV6Scp.AeTitle, ipV6Scp.ListenPort);
}
}
}
private void CheckPartitions()
{
lock (_syncLock)
{
_partitions = new List <ServerPartition>(ServerPartitionMonitor.Instance);
IList <DicomScp <DicomScpContext> > scpsToDelete = new List <DicomScp <DicomScpContext> >();
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);
ApplicationActivityAuditHelper helper = new ApplicationActivityAuditHelper(
ServerPlatform.AuditSource,
EventIdentificationContentsEventOutcomeIndicator.Success,
ApplicationActivityType.ApplicationStopped,
new AuditProcessActiveParticipant(scp.AeTitle));
ServerPlatform.LogAuditMessage(helper);
}
}
foreach (DicomScp <DicomScpContext> scp in scpsToDelete)
{
_listenerList.Remove(scp);
}
foreach (ServerPartition part in _partitions)
{
if (!part.Enabled)
{
continue;
}
bool bFound = false;
foreach (DicomScp <DicomScpContext> scp in _listenerList)
{
if (part.Port != scp.ListenPort || !part.AeTitle.Equals(scp.AeTitle))
{
continue;
}
// Reset the context partition, incase its changed.
scp.Context.Partition = part;
bFound = true;
break;
}
if (!bFound)
{
Platform.Log(LogLevel.Info, "Detected partition was added, starting listener {0}:{1}", part.AeTitle, part.Port);
StartListeners(part);
}
}
}
}