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authorTimothy Pearson <kb9vqf@pearsoncomputing.net>2012-01-22 01:02:36 -0600
committerTimothy Pearson <kb9vqf@pearsoncomputing.net>2012-01-22 01:02:36 -0600
commitb81e43465b14836b17e4fe2dea91c78a2bdd29b3 (patch)
tree7815d61ce59a6ccb6e655ed44f5fea786f520985 /tdm/kfrontend/sakdlg.cc
parent7021f40c13f949b7cb5ded32d0241d648a43bf6c (diff)
downloadtdebase-b81e43465b14836b17e4fe2dea91c78a2bdd29b3.tar.gz
tdebase-b81e43465b14836b17e4fe2dea91c78a2bdd29b3.zip
Part 2 of prior commit
Diffstat (limited to 'tdm/kfrontend/sakdlg.cc')
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diff --git a/tdm/kfrontend/sakdlg.cc b/tdm/kfrontend/sakdlg.cc
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+//===========================================================================
+//
+// This file is part of the KDE project
+//
+// Copyright (c) 2010-2011 Timothy Pearson <kb9vqf@pearsoncomputing.net>
+
+#include <config.h>
+
+#include "sakdlg.h"
+
+#include <dmctl.h>
+
+#include <kapplication.h>
+#include <klocale.h>
+#include <kpushbutton.h>
+#include <kseparator.h>
+#include <kstandarddirs.h>
+#include <kglobalsettings.h>
+#include <kconfig.h>
+#include <kiconloader.h>
+#include <tdesu/defaults.h>
+#include <kpassdlg.h>
+#include <kdebug.h>
+#include <kuser.h>
+#include <dcopref.h>
+#include <kmessagebox.h>
+#include <kdialog.h>
+
+#include <tqlayout.h>
+#include <tqpushbutton.h>
+#include <tqmessagebox.h>
+#include <tqsimplerichtext.h>
+#include <tqlabel.h>
+#include <tqstringlist.h>
+#include <tqfontmetrics.h>
+#include <tqstyle.h>
+#include <tqapplication.h>
+#include <tqlistview.h>
+#include <tqheader.h>
+#include <tqcheckbox.h>
+#include <tqtimer.h>
+
+#include <fcntl.h>
+#include <ctype.h>
+#include <unistd.h>
+#include <stdlib.h>
+#include <errno.h>
+#include <pwd.h>
+#include <sys/types.h>
+#include <sys/socket.h>
+
+#include <X11/Xutil.h>
+#include <X11/keysym.h>
+#include <X11/Xatom.h>
+#include <fixx11h.h>
+
+#include <stdio.h>
+#include <string.h>
+#include <unistd.h>
+#include <errno.h>
+#include <limits.h>
+#include <dirent.h>
+#include <sys/types.h>
+#include <sys/stat.h>
+#include <sys/select.h>
+#include <sys/time.h>
+#include <termios.h>
+#include <signal.h>
+
+#include "kfdialog.h"
+
+#ifndef AF_LOCAL
+# define AF_LOCAL AF_UNIX
+#endif
+
+#define FIFO_DIR "/tmp/ksocket-global/tdm"
+#define FIFO_FILE "/tmp/ksocket-global/tdm/tdmctl-%1"
+#define FIFO_SAK_FILE "/tmp/ksocket-global/tdm/tdmctl-sak-%1"
+
+bool trinity_desktop_lock_use_system_modal_dialogs = TRUE;
+extern bool trinity_desktop_lock_use_sak;
+
+//===========================================================================
+//
+// Simple dialog for displaying an unlock status or recurring error message
+//
+SAKDlg::SAKDlg(TQWidget *parent)
+ : TQDialog(parent, "information dialog", true, (trinity_desktop_lock_use_system_modal_dialogs?((WFlags)WStyle_StaysOnTop):((WFlags)WX11BypassWM))),
+ mUnlockingFailed(false), mPipe_fd(-1), closingDown(false)
+{
+ if (trinity_desktop_lock_use_system_modal_dialogs) {
+ // Signal that we do not want any window controls to be shown at all
+ Atom kde_wm_system_modal_notification;
+ kde_wm_system_modal_notification = XInternAtom(qt_xdisplay(), "_KDE_WM_MODAL_SYS_NOTIFICATION", False);
+ XChangeProperty(qt_xdisplay(), winId(), kde_wm_system_modal_notification, XA_INTEGER, 32, PropModeReplace, (unsigned char *) "TRUE", 1L);
+ }
+ setCaption(TDM_LOGIN_SCREEN_BASE_TITLE);
+
+ frame = new TQFrame( this );
+ if (trinity_desktop_lock_use_system_modal_dialogs)
+ frame->setFrameStyle( TQFrame::NoFrame );
+ else
+ frame->setFrameStyle( TQFrame::Panel | TQFrame::Raised );
+ frame->setLineWidth( 2 );
+
+ KSMModalDialogHeader* theader = new KSMModalDialogHeader( frame );
+
+ KUser user;
+
+ mStatusLabel = new TQLabel( "<b> </b>", frame );
+ mStatusLabel->setAlignment( TQLabel::AlignVCenter );
+
+ TQVBoxLayout *unlockDialogLayout = new TQVBoxLayout( this );
+ unlockDialogLayout->addWidget( frame );
+
+ TQHBoxLayout *layStatus = new TQHBoxLayout( 0, 0, KDialog::spacingHint());
+ layStatus->addWidget( mStatusLabel );
+
+ frameLayout = new TQGridLayout( frame, 1, 1, KDialog::marginHint(), KDialog::spacingHint() );
+ frameLayout->addMultiCellWidget( theader, 0, 0, 0, 1, AlignTop | AlignLeft );
+ frameLayout->addMultiCellLayout( layStatus, 1, 1, 0, 1, AlignLeft | AlignVCenter);
+
+ mStatusLabel->setText("<b>" + i18n("Press Ctrl+Alt+Del to begin.") + "</b><p>" + i18n("This process helps keep your password secure.") + "<br>" + i18n("It prevents unauthorized users from emulating the login screen."));
+
+ installEventFilter(this);
+
+ mSAKProcess = new KProcess;
+ *mSAKProcess << "tdmtsak" << "dm";
+ connect(mSAKProcess, TQT_SIGNAL(processExited(KProcess*)), this, TQT_SLOT(slotSAKProcessExited()));
+ mSAKProcess->start();
+
+ TQTimer::singleShot( 0, this, TQT_SLOT(handleInputPipe()) );
+}
+
+void SAKDlg::slotSAKProcessExited()
+{
+ int retcode = mSAKProcess->exitStatus();
+ if (retcode != 0) trinity_desktop_lock_use_sak = false;
+ closingDown = true;
+ hide();
+}
+
+void SAKDlg::handleInputPipe(void) {
+ if (closingDown) {
+ ::unlink(mPipeFilename.ascii());
+ return;
+ }
+
+ if (isShown() == false) {
+ TQTimer::singleShot( 100, this, TQT_SLOT(handleInputPipe()) );
+ return;
+ }
+
+ char readbuf[2048];
+ int displayNumber;
+ TQString currentDisplay;
+ currentDisplay = TQString(getenv("DISPLAY"));
+ currentDisplay = currentDisplay.replace(":", "");
+ displayNumber = currentDisplay.toInt();
+ mPipeFilename = TQString(FIFO_SAK_FILE).arg(displayNumber);
+ ::unlink((TQString(FIFO_FILE).arg(displayNumber)).ascii());
+
+ /* Create the FIFOs if they do not exist */
+ umask(0);
+ struct stat buffer;
+ int status;
+ status = stat(FIFO_DIR, &buffer);
+ if (status == 0) {
+ int file_mode = ((buffer.st_mode & S_IRWXU) >> 6) * 100;
+ file_mode = file_mode + ((buffer.st_mode & S_IRWXG) >> 3) * 10;
+ file_mode = file_mode + ((buffer.st_mode & S_IRWXO) >> 0) * 1;
+ if ((file_mode != 600) || (buffer.st_uid != 0) || (buffer.st_gid != 0)) {
+ ::unlink(mPipeFilename.ascii());
+ printf("[WARNING] Possible security breach! Please check permissions on " FIFO_DIR " (must be 600 and owned by root/root, got %d %d/%d). Not listening for login credentials on remote control socket.\n", file_mode, buffer.st_uid, buffer.st_gid); fflush(stdout);
+ return;
+ }
+ }
+ mkdir(FIFO_DIR,0600);
+ mknod(mPipeFilename.ascii(), S_IFIFO|0600, 0);
+ chmod(mPipeFilename.ascii(), 0600);
+
+ mPipe_fd = ::open(mPipeFilename.ascii(), O_RDONLY | O_NONBLOCK);
+ int numread;
+ TQString inputcommand = "";
+ while ((!inputcommand.contains('\n')) && (!closingDown)) {
+ numread = ::read(mPipe_fd, readbuf, 2048);
+ readbuf[numread] = 0;
+ readbuf[2047] = 0;
+ inputcommand += readbuf;
+ tqApp->processEvents();
+ }
+ if (closingDown) {
+ ::unlink(mPipeFilename.ascii());
+ return;
+ }
+ inputcommand = inputcommand.replace('\n', "");
+ TQStringList commandList = TQStringList::split('\t', inputcommand, false);
+ if ((*(commandList.at(0))) == "CLOSE") {
+ mSAKProcess->kill();
+ }
+ if (!closingDown) {
+ TQTimer::singleShot( 0, this, TQT_SLOT(handleInputPipe()) );
+ ::close(mPipe_fd);
+ ::unlink(mPipeFilename.ascii());
+ }
+ else {
+ ::unlink(mPipeFilename.ascii());
+ }
+}
+
+SAKDlg::~SAKDlg()
+{
+ if ((mSAKProcess) && (mSAKProcess->isRunning())) {
+ mSAKProcess->kill(SIGTERM);
+ delete mSAKProcess;
+ }
+ if (mPipe_fd != -1) {
+ closingDown = true;
+ ::close(mPipe_fd);
+ ::unlink(mPipeFilename.ascii());
+ }
+ hide();
+}
+
+void SAKDlg::closeDialogForced()
+{
+ TQDialog::reject();
+}
+
+void SAKDlg::reject()
+{
+
+}
+
+void SAKDlg::updateLabel(TQString &txt)
+{
+ mStatusLabel->setPaletteForegroundColor(Qt::black);
+ mStatusLabel->setText("<b>" + txt + "</b>");
+}
+
+void SAKDlg::show()
+{
+ TQDialog::show();
+ TQApplication::flushX();
+}
+
+#include "sakdlg.moc"