private bool LoadUserProfileWorker(int userSessionId)
{
// When a user logs on interactively, the system automatically loads the
// user's profile. If a service or an application impersonates a user,
// the system does not load the user's profile. Therefore, the service or
// application should load the user's profile with LoadUserProfile.
profileInfo = new PROFILEINFO();
profileInfo.dwSize = Marshal.SizeOf(profileInfo);
profileInfo.lpUserName = UserSessionHelper.GetUserSessionQueryInfo(userSessionId,
WTS_INFO_CLASS.WTSUserName);
return(LoadUserProfile(userTokenHandle, ref profileInfo));
}
public bool UserSessionDisconnect(string connectionName, string connectionId, int userSessionId)
{
EnsureValidClientConnection(connectionName, connectionId);
UserSessionState userSessionState = new UserSessionState(userSessionId);
UserSession userSession = new UserSession(UserSessionType.Disconnected);
UserInfo userInfo = new UserInfo();
if (UserSessionHelper.GetUserSessionUserInfo(userSessionId, out userInfo))
{
userSession.UserLoginInfo = userInfo;
}
else
{
// For machines without auto logon, password retrieval fails. We would like to
// throw an exception here to fail the test case.
throw new InvalidOperationException("Auto logon is required to be enabled for this task to succeed");
}
return(StateManager.Current.Transition(connectionName, userSessionState, userSession, UserSessionAction.Disconnect));
}
internal ImpersonateUser()
{
string eventLogContent = "";
// Log current user identity
eventLogContent += "Identity before impersonation: [" +
WindowsIdentity.GetCurrent().Name + "]" + Environment.NewLine;
// get the user token to impersonate.
int userSessionId = UserSessionHelper.GetUserConsoleSession();
if (!WTSQueryUserToken((uint)userSessionId, out userTokenHandle))
{
int errorCode = Marshal.GetLastWin32Error();
throw new Win32Exception("WTSQueryUserToken failed with error code: [" + errorCode + "]" +
Environment.NewLine + "This will also fail when test is run over TS");
}
// do the actual impersonation
if (!ImpersonateLoggedOnUser(userTokenHandle))
{
int errorCode = Marshal.GetLastWin32Error();
throw new Win32Exception("ImpersonateLoggedOnUser failed with error code: [" + errorCode + "]");
}
// Log impersonated user identity
eventLogContent += "Identity after impersonation: [" +
WindowsIdentity.GetCurrent().Name + "] " + Environment.NewLine +
"Session Id used for impersonation: [" +
userSessionId + "]" + Environment.NewLine;
// Since we are impersonating logged on user,
// we skip the LoadUserProfile step.
//
// Services that change impersonation should call RegDisablePredefinedCache
// before using any of the predefined handles
int isPredinedCacheDisabled;
if (Environment.OSVersion.Version.Major < 6)
{
isPredinedCacheDisabled = RegDisablePredefinedCache();
}
else
{
// This API is introduced only from Vista.
isPredinedCacheDisabled = RegDisablePredefinedCacheEx();
}
// non-zero values indicates fail
if (isPredinedCacheDisabled != 0)
{
int errorCode = Marshal.GetLastWin32Error();
eventLogContent += "RegDisablePredefinedCache returned non-zero value. ErrorCode: [" +
errorCode + "]" + Environment.NewLine;
}
// log the events into event log
EventLog eventLog = new EventLog();
eventLog.Source = serviceName;
eventLog.WriteEntry(eventLogContent, EventLogEntryType.Information, eventId); // random event Id
eventLog.Close();
}
public int UserSessionGetConsoleSessionId()
{
return(UserSessionHelper.GetUserConsoleSession());
}
public bool UserSessionLoginToConsole(string username, string domain, string password)
{
return(UserSessionHelper.TryUserSessionLogonToConsole(username, domain, password));
}
public bool UserSessionUnlockConsole()
{
return(UserSessionHelper.TryUserSessionActivateConsole(UserSessionHelper.GetUserConsoleSession()));
}