-
Notifications
You must be signed in to change notification settings - Fork 5
/
Copy pathmainwindow.cpp
1493 lines (1288 loc) · 56 KB
/
mainwindow.cpp
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
/**********************************************************************
* mainwindow.cpp
**********************************************************************
* Copyright (C) 2017 MX Authors
*
* Authors: Adrian, Dolphin Oracle
* MX Linux <http://mxlinux.org>
*
* This is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this package. If not, see <http://www.gnu.org/licenses/>.
**********************************************************************/
#include "mainwindow.h"
#include "ui_mainwindow.h"
#include <QDebug>
#include <QFileDialog>
#include <QInputDialog>
#include <QKeyEvent>
#include <QListWidget>
#include <QProgressDialog>
#include <QScreen>
#include <QStandardPaths>
#include <QTemporaryFile>
#include <QTimer>
#include "about.h"
#include <chrono>
using namespace std::chrono_literals;
extern const QString starting_home;
MainWindow::MainWindow(QWidget *parent)
: QDialog(parent),
ui(new Ui::MainWindow)
{
qDebug().noquote() << QApplication::applicationName() << "version:" << QApplication::applicationVersion();
ui->setupUi(this);
setWindowFlags(Qt::Window); // For the close, min and max buttons
setGeneralConnections();
setup();
}
MainWindow::~MainWindow()
{
cleanup();
delete ui;
}
void MainWindow::loadPlymouthThemes()
{
// Clear the combobox and load themes
ui->comboTheme->clear();
QString command
= chroot.isEmpty() ? "/sbin/plymouth-set-default-theme -l" : chroot + "/sbin/plymouth-set-default-theme -l";
ui->comboTheme->addItems(cmd.getOut(command).split("\n"));
// Retrieve and set the current theme
QString current_theme = cmd.getOut(chroot.isEmpty() ? "/sbin/plymouth-set-default-theme"
: chroot + "/sbin/plymouth-set-default-theme")
.trimmed();
if (!current_theme.isEmpty()) {
int index = ui->comboTheme->findText(current_theme);
if (index != -1) {
ui->comboTheme->setCurrentIndex(index);
}
}
}
// Process keystrokes
void MainWindow::keyPressEvent(QKeyEvent *event)
{
if (event->key() == Qt::Key_Escape) {
if (cmd.state() == QProcess::Running || cmd.state() == QProcess::Starting) {
auto response = QMessageBox::question(this, tr("Still running"),
tr("A process is still running. Do you really want to quit?"),
QMessageBox::Yes | QMessageBox::No, QMessageBox::No);
if (response != QMessageBox::Yes) {
return;
}
}
QApplication::quit();
}
}
// Setup various items the first time the program runs
void MainWindow::setup()
{
chroot.clear();
bar = nullptr;
options_changed = false;
splash_changed = false;
messages_changed = false;
just_installed = false;
user = cmd.getOut("logname", true);
setWindowTitle("MX Boot Options");
ui->pushCancel->setEnabled(true);
ui->pushApply->setEnabled(true);
ui->comboTheme->setDisabled(true);
ui->pushPreview->setDisabled(true);
ui->checkEnableFlatmenus->setEnabled(true);
ui->pushUefi->setVisible(isUefi() && isInstalled("efibootmgr"));
bool grubThemesExist = QFile::exists("/boot/grub/themes");
ui->checkGrubTheme->setVisible(grubThemesExist);
ui->pushThemeFile->setVisible(grubThemesExist);
ui->pushThemeFile->setDisabled(true);
// If running live, prompt user to choose between changing options for the live system or the installed system
if (live) {
QMessageBox msgBox(this);
msgBox.setWindowTitle(tr("Live System Detected"));
msgBox.setText(
tr("You are currently running a live system. Would you like to modify the boot options for the live system "
"or for an installed system?"));
QPushButton *liveButton = msgBox.addButton(tr("Live System"), QMessageBox::ActionRole);
QPushButton *installedButton = msgBox.addButton(tr("Installed System"), QMessageBox::ActionRole);
msgBox.exec();
if (msgBox.clickedButton() == installedButton) {
QString partition = selectPartiton(getLinuxPartitions());
if (!partition.isEmpty()) {
createChrootEnv(partition);
}
} else if (msgBox.clickedButton() == liveButton) {
boot_location = QFileInfo::exists("/live/config/did-toram") ? "/live/to-ram" : "/live/boot-dev";
}
}
grub_installed = cmd.run("dpkg -s grub-common | grep -q 'Status: install ok installed'", true);
ui->groupBoxOptions->setHidden(!grub_installed);
ui->groupBoxBackground->setHidden(!grub_installed);
if (grub_installed) {
readGrubCfg();
readDefaultGrub();
}
if (cmd.getOut("df --output=fstype " + (chroot.isEmpty() ? "/boot" : tmpdir.path()) + " | tail -n1") == "btrfs") {
ui->checkSaveDefault->setChecked(false);
ui->checkSaveDefault->setDisabled(true);
}
readKernelOpts();
ui->radioLimitedMsg->setVisible(!ui->checkBootsplash->isChecked());
ui->pushApply->setDisabled(true);
adjustSize();
}
void MainWindow::unmountAndClean(const QStringList &mount_list)
{
for (const auto &mount_point : qAsConst(mount_list)) {
if (QProcess::execute("findmnt", {"-n", mount_point, "/boot/efi"}) != 0) {
QString part_name = mount_point.section("/", 2, 2);
if (cmd.runAsRoot("umount /boot/efi/" + part_name)) {
cmd.runAsRoot("rmdir /boot/efi/" + part_name);
}
}
}
}
void MainWindow::sortUefiBootOrder(const QStringList &order, QListWidget *list)
{
if (order.isEmpty()) {
return;
}
int index = 0;
for (const auto &orderItem : order) {
auto items = list->findItems("Boot" + orderItem, Qt::MatchStartsWith);
if (items.isEmpty()) {
continue;
}
auto *item = items.constFirst();
list->takeItem(list->row(item));
list->insertItem(index, item);
++index;
}
list->setCurrentRow(0);
list->currentItem()->setSelected(true);
emit list->itemSelectionChanged();
}
// Set mouse in the corner and move it to advance splash preview
void MainWindow::sendMouseEvents()
{
QCursor::setPos(QApplication::primaryScreen()->geometry().width(),
QApplication::primaryScreen()->geometry().height() + 1);
}
void MainWindow::setGeneralConnections()
{
connect(ui->checkBootsplash, &QCheckBox::clicked, this, &MainWindow::combo_bootsplash_clicked);
connect(ui->checkBootsplash, &QCheckBox::toggled, this, &MainWindow::combo_bootsplash_toggled);
connect(ui->checkBootsplash, &QCheckBox::toggled, ui->comboTheme, &QComboBox::setEnabled);
connect(ui->checkEnableFlatmenus, &QCheckBox::clicked, this, &MainWindow::combo_enable_flatmenus_clicked);
connect(ui->checkGrubTheme, &QCheckBox::clicked, this, &MainWindow::combo_grub_theme_toggled);
connect(ui->checkGrubTheme, &QCheckBox::clicked, ui->pushBgFile, &QPushButton::setDisabled);
connect(ui->checkGrubTheme, &QCheckBox::clicked, ui->pushThemeFile, &QPushButton::setEnabled);
connect(ui->checkSaveDefault, &QCheckBox::clicked, this, &MainWindow::combo_save_default_clicked);
connect(ui->comboMenuEntry, qOverload<int>(&QComboBox::currentIndexChanged), this,
&MainWindow::combo_menu_entry_currentIndexChanged);
connect(ui->comboTheme, qOverload<int>(&QComboBox::activated), this, &MainWindow::combo_theme_activated);
connect(ui->comboTheme, qOverload<int>(&QComboBox::currentIndexChanged), this,
&MainWindow::combo_theme_currentIndexChanged);
connect(ui->pushAbout, &QPushButton::clicked, this, &MainWindow::pushAbout_clicked);
connect(ui->pushApply, &QPushButton::clicked, this, &MainWindow::pushApply_clicked);
connect(ui->pushBgFile, &QPushButton::clicked, this, &MainWindow::btn_bg_file_clicked);
connect(ui->pushCancel, &QPushButton::pressed, this, &MainWindow::close);
connect(ui->pushHelp, &QPushButton::clicked, this, &MainWindow::pushHelp_clicked);
connect(ui->pushLog, &QPushButton::clicked, this, &MainWindow::pushLog_clicked);
connect(ui->pushPreview, &QPushButton::clicked, this, &MainWindow::push_preview_clicked);
connect(ui->pushThemeFile, &QPushButton::clicked, this, &MainWindow::btn_theme_file_clicked);
connect(ui->pushUefi, &QPushButton::clicked, this, &MainWindow::pushUefi_clicked);
connect(ui->radioDetailedMsg, &QRadioButton::toggled, this, &MainWindow::radio_detailed_msg_toggled);
connect(ui->radioLimitedMsg, &QRadioButton::toggled, this, &MainWindow::radio_limited_msg_toggled);
connect(ui->radioVeryDetailedMsg, &QRadioButton::toggled, this, &MainWindow::radio_very_detailed_msg_toggled);
connect(ui->spinBoxTimeout, qOverload<int>(&QSpinBox::valueChanged), this,
&MainWindow::spinBoxTimeout_valueChanged);
connect(ui->textKernel, &QLineEdit::textChanged, this, &MainWindow::lineEdit_kernel_textEdited);
}
void MainWindow::setUefiTimeout(QDialog *uefiDialog, QLabel *textTimeout)
{
bool ok = false;
ushort initialTimeout = textTimeout->text().section(' ', 1, 1).toUInt();
ushort newTimeout = QInputDialog::getInt(uefiDialog, tr("Set timeout"), tr("Timeout in seconds:"), initialTimeout,
0, 65535, 1, &ok);
if (ok && Cmd().runAsRoot(QString("efibootmgr -t %1").arg(newTimeout))) {
textTimeout->setText(tr("Timeout: %1 seconds").arg(newTimeout));
}
}
void MainWindow::setUefiBootNext(QListWidget *listEntries, QLabel *textBootNext)
{
if (auto currentItem = listEntries->currentItem()) {
QString item = currentItem->text().section(' ', 0, 0);
item.remove(QRegularExpression("^Boot"));
item.remove(QRegularExpression(R"(\*$)"));
if (QRegularExpression("^[0-9A-Z]{4}$").match(item).hasMatch() && Cmd().runAsRoot("efibootmgr -n " + item)) {
textBootNext->setText(tr("Boot Next: %1").arg(item));
}
}
}
void MainWindow::removeUefiEntry(QListWidget *listEntries, QDialog *uefiDialog)
{
auto *currentItem = listEntries->currentItem();
if (!currentItem) {
return;
}
QString itemText = currentItem->text();
if (QMessageBox::Yes
!= QMessageBox::question(uefiDialog, tr("Removal confirmation"),
tr("Are you sure you want to delete this boot entry?\n%1").arg(itemText))) {
return;
}
QString item = itemText.section(' ', 0, 0);
item.remove(QRegularExpression("^Boot"));
item.remove(QRegularExpression(R"(\*$)"));
if (!item.contains(QRegularExpression("^[0-9A-Z]{4}$"))) {
return;
}
if (Cmd().runAsRoot("efibootmgr -B -b " + item)) {
delete currentItem;
}
emit listEntries->itemSelectionChanged();
}
void MainWindow::toggleUefiActive(QListWidget *listEntries)
{
auto currentItem = listEntries->currentItem();
if (!currentItem) {
return; // Early exit if no item is selected
}
QString item = currentItem->text().section(' ', 0, 0).remove(QRegularExpression("^Boot"));
QString rest = currentItem->text().section(' ', 1, -1);
if (!item.contains(QRegularExpression(R"(^[0-9A-Z]{4}\*?$)"))) {
return;
}
bool isActive = item.endsWith('*');
if (isActive) {
item.chop(1);
}
QString command = QString("efibootmgr --%1 -b %2").arg(isActive ? "inactive" : "active").arg(item);
if (Cmd().runAsRoot(command)) {
listEntries->currentItem()->setText(QString("Boot%1%2 %3").arg(item).arg(isActive ? "" : "*").arg(rest));
listEntries->currentItem()->setBackground(isActive ? QBrush(Qt::gray) : QBrush());
}
emit listEntries->itemSelectionChanged();
}
bool MainWindow::isInstalled(const QString &package)
{
QString cmd_str = QString("dpkg -s %1 | grep -q 'Status: install ok installed'").arg(package);
return chroot.isEmpty() ? Cmd().run(cmd_str, true) : Cmd().runAsRoot(chroot + cmd_str, true);
}
// Checks if a list of packages is installed, return false if one of them is not
bool MainWindow::isInstalled(const QStringList &packages)
{
bool allPackagesInstalled
= std::all_of(packages.begin(), packages.end(), [&](const QString &package) { return isInstalled(package); });
return allPackagesInstalled;
}
// Check if running from a live envoronment
bool MainWindow::isLive()
{
return QProcess::execute("mountpoint", {"-q", "/live/aufs"}) == 0;
}
bool MainWindow::isUefi()
{
QDir dir("/sys/firmware/efi/efivars");
return dir.exists() && !dir.entryList(QDir::NoDotAndDotDot | QDir::AllEntries).isEmpty();
}
void MainWindow::addUefiEntry(QListWidget *listEntries, QDialog *dialogUefi)
{
// Mount all ESPs
QStringList mountList
= cmd.getOutAsRoot(
"lsblk -no PATH,PARTTYPE | grep -iE 'c12a7328-f81f-11d2-ba4b-00a0c93ec93b|0xef' | cut -d' ' -f1")
.split("\n");
for (const auto &mountPoint : qAsConst(mountList)) {
if (QProcess::execute("findmnt", {"-n", mountPoint}) != 0) {
QString partName = mountPoint.section('/', 2, 2);
cmd.runAsRoot("mkdir -p /boot/efi/" + partName);
cmd.runAsRoot("mount " + mountPoint + " /boot/efi/" + partName);
}
}
QString initialPath = QFile::exists("/boot/efi/EFI") ? "/boot/efi/EFI" : "/boot/efi/";
QString fileName
= QFileDialog::getOpenFileName(dialogUefi, tr("Select EFI file"), initialPath, tr("EFI files (*.efi *.EFI)"));
if (!QFile::exists(fileName)) {
unmountAndClean(mountList);
return;
}
QString partitionName = cmd.getOut("df " + fileName + " --output=source | sed 1d");
QString disk = "/dev/" + cmd.getOut("lsblk -no PKNAME " + partitionName);
QString partition = partitionName.mid(partitionName.lastIndexOf(QRegularExpression("[0-9]+$")));
if (cmd.exitCode() != 0) {
QMessageBox::critical(dialogUefi, tr("Error"), tr("Could not find the source mountpoint for %1").arg(fileName));
unmountAndClean(mountList);
return;
}
QString name = QInputDialog::getText(dialogUefi, tr("Set name"), tr("Enter the name for the UEFI menu item:"));
if (name.isEmpty()) {
name = "New entry";
}
fileName = "/EFI/" + fileName.section("/EFI/", 1);
QString command = QString("efibootmgr -cL \"%1\" -d %2 -p %3 -l %4").arg(name, disk, partition, fileName);
QString out = cmd.getOutAsRoot(command);
if (cmd.exitCode() != 0) {
QMessageBox::critical(dialogUefi, tr("Error"), tr("Something went wrong, could not add entry."));
unmountAndClean(mountList);
return;
}
QStringList outList = out.split('\n');
listEntries->insertItem(0, outList.constLast());
emit listEntries->itemSelectionChanged();
}
void MainWindow::appendLogWithColors(QTextEdit *textEdit, const QString &logContent)
{
// Regular expression to match ANSI escape sequences
QRegularExpression ansiRegex(R"(\x1B\[(\d+)(;\d+)*m)");
QTextCursor cursor = textEdit->textCursor();
cursor.movePosition(QTextCursor::End);
int lastPos = 0;
QRegularExpressionMatchIterator matches = ansiRegex.globalMatch(logContent);
QTextCharFormat format;
format.setForeground(Qt::black); // Default text color
while (matches.hasNext()) {
QRegularExpressionMatch match = matches.next();
// Add text before the ANSI sequence
int matchStart = match.capturedStart();
if (lastPos < matchStart) {
cursor.insertText(logContent.mid(lastPos, matchStart - lastPos), format);
}
// Process the ANSI sequence
QStringList codes = match.captured(0).mid(2).split(';');
for (const QString &code : codes) {
QString cleanCode = code;
cleanCode.remove(QRegularExpression("[^0-9]")); // Remove non-numeric chars
int value = cleanCode.toInt();
if (value == 0) {
// Reset to default
format.setForeground(Qt::black);
format.setFontWeight(QFont::Normal);
} else if (value == 1) {
format.setFontWeight(QFont::Bold);
} else if (value == 31) {
format.setForeground(Qt::red);
} else if (value == 32) {
format.setForeground(Qt::darkGreen);
} else if (value == 39) {
format.setForeground(Qt::black);
}
}
lastPos = match.capturedEnd();
}
// Add remaining text after the last match
if (lastPos < logContent.length()) {
cursor.insertText(logContent.mid(lastPos), format);
}
}
bool MainWindow::installSplash()
{
auto *progress = new QProgressDialog(this);
bar = new QProgressBar(progress);
const QStringList packages = {"plymouth", "plymouth-x11", "plymouth-themes", "plymouth-themes-mx"};
progress->setWindowModality(Qt::WindowModal);
progress->setWindowFlags(Qt::Dialog | Qt::CustomizeWindowHint | Qt::WindowTitleHint | Qt::WindowSystemMenuHint
| Qt::WindowStaysOnTopHint);
progress->setCancelButton(nullptr);
progress->setWindowTitle(tr("Installing bootsplash, please wait"));
progress->setBar(bar);
bar->setTextVisible(false);
progress->resize(500, progress->height());
progress->show();
setConnections();
progress->setLabelText(tr("Updating sources"));
if (!cmd.runAsRoot(chroot + "apt-get update")) {
progress->close();
QMessageBox::critical(this, tr("Error"), tr("Failed to update package sources."));
return false;
}
progress->setLabelText(tr("Installing packages:") + " " + packages.join(", "));
if (!cmd.runAsRoot(chroot + "apt-get install -y " + packages.join(" "))) {
progress->close();
QMessageBox::critical(this, tr("Error"), tr("Could not install the bootsplash."));
ui->checkBootsplash->setChecked(false);
return false;
}
progress->close();
QMessageBox::information(this, tr("Success"), tr("Bootsplash installed successfully."));
return true;
}
// Detect Virtual Machine to let user know Plymouth is not fully functional
bool MainWindow::inVirtualMachine()
{
// "lspci -d 15ad:" for VMWare detection
// -- plymouth seems to work in VMWare, might work in VM depending on driver setup
QString out = cmd.getOut("lspci -d 80ee:beef;lspci -d 80ee:cafe", true);
return (!out.isEmpty());
}
// Write new config in /etc/default/grub
void MainWindow::writeDefaultGrub()
{
QString chr = chroot.section(' ', 1, 1);
QString grubFilePath = chr + "/etc/default/grub";
QString backupFilePath = grubFilePath + ".bak";
// Create a new backup file
cmd.runAsRoot("cp " + backupFilePath + " " + backupFilePath + ".0");
cmd.runAsRoot("rm " + backupFilePath);
cmd.runAsRoot("cp " + grubFilePath + " " + backupFilePath);
cmd.runAsRoot("chown root: " + backupFilePath, true);
cmd.runAsRoot("chmod 644 " + backupFilePath, true);
QTemporaryFile tmpFile;
if (!tmpFile.open()) {
QMessageBox::critical(this, tr("Error"), tr("Failed to create temporary file."));
return;
}
QTextStream stream(&tmpFile);
for (const QString &line : default_grub) {
stream << line << "\n";
}
tmpFile.flush();
tmpFile.close();
cmd.runAsRoot("mv " + tmpFile.fileName() + " " + grubFilePath);
cmd.runAsRoot("chown root: " + grubFilePath, true);
cmd.runAsRoot("chmod 644 " + grubFilePath, true);
}
QStringList MainWindow::getLinuxPartitions()
{
const QStringList partitions
= cmd.getOutAsRoot("lsblk -ln -o NAME,SIZE,FSTYPE,MOUNTPOINT,LABEL -e 2,11 -x NAME | "
"grep -E '^x?[h,s,v].[a-z][0-9]|^mmcblk[0-9]+p|^nvme[0-9]+n[0-9]+p'")
.split('\n', Qt::SkipEmptyParts);
QStringList validPartitions;
qDebug() << "PARTITIONS" << partitions;
for (const QString &part_info : partitions) {
QString partName = part_info.section(' ', 0, 0);
QString partType = cmd.getOutAsRoot("lsblk -ln -o PARTTYPE /dev/" + partName).trimmed();
if (partType.contains(QRegularExpression(
R"(0x83|0fc63daf-8483-4772-8e79-3d69d8477de4|44479540-F297-41B2-9AF7-D131D5F0458A|4F68BCE3-E8CD-4DB1-96E7-FBCAF984B709)"))) {
validPartitions << part_info;
}
}
return validPartitions;
}
void MainWindow::readBootEntries(QListWidget *listEntries, QLabel *textTimeout, QLabel *textBootNext,
QLabel *textBootCurrent, QStringList *bootorder)
{
QStringList entries = cmd.getOutAsRoot("efibootmgr").split('\n', Qt::SkipEmptyParts);
QRegularExpression bootEntryRegex(R"(^Boot[0-9A-F]{4}\*?\s+)");
for (const auto &item : qAsConst(entries)) {
if (bootEntryRegex.match(item).hasMatch()) {
auto *listItem = new QListWidgetItem(item);
if (!item.contains("*")) {
listItem->setBackground(QBrush(Qt::gray));
}
listEntries->addItem(listItem);
} else if (item.startsWith("Timeout:")) {
textTimeout->setText(tr("Timeout: %1 seconds").arg(item.section(' ', 1).trimmed()));
} else if (item.startsWith("BootNext:")) {
textBootNext->setText(tr("Boot Next: %1").arg(item.section(' ', 1).trimmed()));
} else if (item.startsWith("BootCurrent:")) {
textBootCurrent->setText(tr("Boot Current: %1").arg(item.section(' ', 1).trimmed()));
} else if (item.startsWith("BootOrder:")) {
*bootorder = item.section(' ', 1).split(',', Qt::SkipEmptyParts);
}
}
}
void MainWindow::cleanup()
{
qDebug() << "Running MXBO cleanup code";
if (!chroot.isEmpty()) {
QString path = chroot.section(' ', 1, 1);
if (path.isEmpty()) {
return;
}
// Umount and clean temp folder
Cmd().runAsRoot("mountpoint -q " + path + "/boot/efi && umount " + path + "/boot/efi");
QString cmd_str = QStringLiteral("/bin/umount -R %1/run && /bin/umount -R %1/proc && /bin/umount -R %1/sys && "
"/bin/umount -R %1/dev && umount %1 && rmdir %1")
.arg(path);
Cmd().runAsRoot(cmd_str);
}
}
QString MainWindow::selectPartiton(const QStringList &list)
{
auto *dialog = new CustomDialog(list);
// Guess MX install by finding the first partition with a rootMX* label
auto it = std::find_if(list.cbegin(), list.cend(), [&](const QString &part_info) {
QString label = part_info.section(' ', 0, 0);
QString command = QString("lsblk -ln -o LABEL /dev/%1 | grep -q rootMX").arg(label);
return cmd.run(command);
});
if (it != list.cend()) {
int index = dialog->comboBox()->findText(*it);
if (index != -1) {
dialog->comboBox()->setCurrentIndex(index);
}
}
if (dialog->exec() == QDialog::Accepted) {
QString selectedText = dialog->comboBox()->currentText().section(' ', 0, 0);
qDebug() << "exec true" << selectedText;
return selectedText;
} else {
qDebug() << "exec false" << dialog->comboBox()->currentText().section(' ', 0, 0);
return {};
}
}
void MainWindow::addGrubLine(const QString &item)
{
default_grub << item;
}
void MainWindow::createChrootEnv(const QString &root)
{
if (!tmpdir.isValid()) {
QMessageBox::critical(this, tr("Error"), tr("Could not create a temporary folder"));
exit(EXIT_FAILURE);
}
// Create necessary directories for the chroot environment
QStringList directories = {"dev", "sys", "proc", "run"};
for (const QString &dir : directories) {
cmd.run("mkdir -p " + tmpdir.path() + "/" + dir);
}
// Prepare the mount command
QString cmd_str = QStringLiteral("/bin/mount /dev/%1 %2 && "
"/bin/mount --rbind --make-rslave /dev %2/dev && "
"/bin/mount --rbind --make-rslave /sys %2/sys && "
"/bin/mount --rbind /proc %2/proc && "
"/bin/mount -t tmpfs -o size=100m,nodev,mode=755 tmpfs %2/run && "
"/bin/mkdir -p %2/run/udev && "
"/bin/mount --rbind /run/udev %2/run/udev")
.arg(root, tmpdir.path());
// Execute the mount command and handle failure
if (!cmd.runAsRoot(cmd_str)) {
QMessageBox::critical(this, tr("Cannot continue"),
tr("Cannot create chroot environment, cannot change boot options. Exiting..."));
exit(EXIT_FAILURE);
}
chroot = "chroot " + tmpdir.path() + " ";
ui->pushPreview->setDisabled(true); // Disable preview when running chroot
}
// Uncomment or add line in /etc/default/grub
void MainWindow::enableGrubLine(const QString &item)
{
QStringList new_list;
bool isItemFound = false;
for (const QString &line : qAsConst(default_grub)) {
if (line == item || line.startsWith("#" + item)) {
isItemFound = true;
new_list << item; // Add the item as enabled
} else {
new_list << line; // Keep the existing line
}
}
// If the item was not found, add it to the list
if (!isItemFound) {
new_list.prepend("\n"); // Add a newline before the new item for better formatting
new_list << item;
}
default_grub = new_list; // Update the default_grub list
}
// Comment out lines in /etc/default/grub that start with the specified item
void MainWindow::disableGrubLine(const QString &item)
{
QStringList new_list;
new_list.reserve(default_grub.size());
for (const QString &line : qAsConst(default_grub)) {
new_list << (line.startsWith(item) ? "#" + line : line);
}
default_grub = new_list;
}
void MainWindow::saveBootOrder(const QListWidget *list)
{
QStringList orderList;
for (int i = 0; i < list->count(); ++i) {
QString item = list->item(i)->text().section(' ', 0, 0);
item.remove(QRegularExpression("^Boot|\\*$"));
if (item.contains(QRegularExpression("^[0-9A-Z]{4}$"))) {
orderList.append(item);
}
}
QString order = orderList.join(",");
if (!cmd.runAsRoot("efibootmgr -o " + order)) {
qDebug() << "Order:" << order;
QMessageBox::critical(this, tr("Error"), tr("Something went wrong, could not save boot order."));
}
}
// Replace the argument in /etc/default/grub and return false if nothing was replaced
bool MainWindow::replaceGrubArg(const QString &key, const QString &item)
{
QStringList new_list;
bool replaced = false;
for (const QString &line : qAsConst(default_grub)) {
if (line.startsWith(key + "=")) {
new_list << key + "=" + item; // Replace the entire line with the new argument
replaced = true;
} else {
new_list << line; // Keep the existing line
}
}
default_grub = new_list; // Update the default_grub list
return replaced; // Return whether a replacement occurred
}
void MainWindow::replaceSyslinuxArg(const QString &args)
{
const QStringList configFiles
= {boot_location + "/boot/syslinux/syslinux.cfg", boot_location + "/boot/isolinux/isolinux.cfg"};
for (const QString &configFile : configFiles) {
QFile file(configFile);
if (!file.open(QIODevice::ReadOnly | QIODevice::Text)) {
qWarning() << "Failed to open" << configFile << "for reading.";
continue;
}
QStringList new_list;
bool replaced = false;
while (!file.atEnd()) {
QString line = file.readLine().trimmed();
if (!kernel_options.isEmpty() && line.contains(kernel_options)) {
line.replace(kernel_options, args);
replaced = true;
} else if (kernel_options.isEmpty() && line.startsWith("APPEND") && !replaced) {
QStringList parts = line.split(' ', Qt::SkipEmptyParts);
if (parts.size() > 1) {
parts[1] = args;
} else {
parts.append(args);
}
line = parts.join(' ');
replaced = true;
}
new_list << line;
}
file.close();
if (!replaced) {
qWarning() << "No" << (kernel_options.isEmpty() ? "APPEND line" : kernel_options) << "found to replace in"
<< configFile << ".";
continue;
}
// Write to a temporary file using QTemporaryFile
QTemporaryFile tempFile(QDir::tempPath() + "/XXXXXX.tmp");
if (!tempFile.open()) {
qWarning() << "Failed to open temporary file for writing.";
continue;
}
QTextStream stream(&tempFile);
stream.setCodec("UTF-8");
stream << new_list.join("\n") << "\n";
tempFile.flush();
tempFile.close();
// Move the temporary file to the original file
QString tempFilePath = tempFile.fileName();
if (!cmd.runAsRoot("mv " + tempFilePath + " " + configFile)) {
qWarning() << "Failed to move" << tempFilePath << "to" << configFile << ".";
}
}
}
void MainWindow::readGrubCfg()
{
QStringList content;
QString grubFilePath = chroot.isEmpty() ? "/boot/grub/grub.cfg" : chroot.section(' ', 1, 1) + "/boot/grub/grub.cfg";
content = cmd.getOutAsRoot("cat " + grubFilePath, true).split('\n', Qt::SkipEmptyParts);
if (content.isEmpty()) {
qDebug() << "Could not read grub.cfg file";
return;
}
ui->comboMenuEntry->clear();
int menuLevel = 0;
int menuCount = 0;
int submenuCount = 0;
QString menuId;
for (const auto &line : content) {
QString trimmedLine = line.trimmed();
grub_cfg << trimmedLine;
if (trimmedLine.startsWith("menuentry ") || trimmedLine.startsWith("submenu ")) {
menuId = trimmedLine.section("$menuentry_id_option", 1, -1).section(' ', 1, 1);
QString item = trimmedLine.section(QRegularExpression("['\"]"), 1, 1);
QString info;
if (menuLevel > 0) {
info = QString("%1 %2>%3").arg(menuId, QString::number(menuCount - 1), QString::number(submenuCount));
item.prepend(" ");
++submenuCount;
} else {
info = QString("%1 %2").arg(menuId, QString::number(menuCount));
++menuCount;
}
ui->comboMenuEntry->addItem(item, info);
}
// Adjust menu level based on braces
menuLevel += trimmedLine.contains('{') ? 1 : 0;
menuLevel -= trimmedLine.contains('}') ? 1 : 0;
// Reset submenu count when returning to top level
if (menuLevel == 0) {
submenuCount = 0;
}
}
}
void MainWindow::readDefaultGrub()
{
QFile file(chroot.section(" ", 1, 1) + "/etc/default/grub");
if (!file.open(QIODevice::ReadOnly)) {
qDebug() << "Could not open file:" << file.fileName();
return;
}
while (!file.atEnd()) {
QString line = file.readLine().trimmed();
default_grub << line;
if (line.startsWith("GRUB_DEFAULT=")) {
QString entry = line.section("=", 1).remove("\"").remove("'");
bool ok = false;
int number = entry.toInt(&ok);
if (ok) {
ui->comboMenuEntry->setCurrentIndex(
ui->checkEnableFlatmenus->isChecked()
? number
: ui->comboMenuEntry->findData(" " + entry, Qt::UserRole, Qt::MatchEndsWith));
} else if (entry == QLatin1String("saved")) {
ui->checkSaveDefault->setChecked(true);
} else {
int index = entry.length() > 3 ? ui->comboMenuEntry->findData(entry, Qt::UserRole, Qt::MatchContains)
: ui->comboMenuEntry->findData(entry, Qt::UserRole, Qt::MatchEndsWith);
ui->comboMenuEntry->setCurrentIndex(index != -1 ? index : ui->comboMenuEntry->findText(entry));
}
} else if (line.startsWith("GRUB_TIMEOUT=")) {
ui->spinBoxTimeout->setValue(line.section("=", 1).remove("\"").remove("'").toInt());
} else if (line.startsWith("export GRUB_MENU_PICTURE=")) {
QString picturePath = line.section("=", 1).remove("\"");
ui->pushBgFile->setText(picturePath);
ui->pushBgFile->setProperty("file", picturePath);
} else if (line.startsWith("GRUB_THEME=")) {
QString themePath = line.section("=", 1).remove("\"");
ui->pushThemeFile->setText(themePath);
ui->pushThemeFile->setProperty("file", themePath);
bool themeExists = QFile::exists(themePath);
ui->pushThemeFile->setEnabled(themeExists);
ui->checkGrubTheme->setChecked(themeExists);
ui->pushBgFile->setDisabled(themeExists);
} else if (line.startsWith("GRUB_CMDLINE_LINUX_DEFAULT=")) {
QString cmdline = line.remove("GRUB_CMDLINE_LINUX_DEFAULT=").remove("\"").remove("'");
ui->textKernel->setText(live ? kernel_options : cmdline);
ui->radioLimitedMsg->setChecked(cmdline.contains("hush"));
ui->radioDetailedMsg->setChecked(cmdline.contains("quiet"));
ui->radioVeryDetailedMsg->setChecked(!cmdline.contains("hush") && !cmdline.contains("quiet"));
ui->checkBootsplash->setChecked(
cmdline.contains("splash")
&& isInstalled({"plymouth", "plymouth-x11", "plymouth-themes", "plymouth-themes-mx"}));
} else if (line.startsWith("GRUB_DISABLE_SUBMENU=")) {
QString token = line.section("=", 1).remove("\"").remove("'");
ui->checkEnableFlatmenus->setChecked(token == "y" || token == "yes" || token == "true");
}
}
file.close();
}
// Read kernel line and options from /proc/cmdline
QString MainWindow::readKernelOpts()
{
QFile file("/proc/cmdline");
if (!file.open(QIODevice::ReadOnly)) {
qWarning() << "Failed to open file:" << file.fileName() << "- Error:" << file.errorString();
return {};
}
return file.readAll().trimmed();
}
void MainWindow::cmdStart()
{
setCursor(Qt::BusyCursor);
bar->setValue(0);
timer.start(100ms);
}
void MainWindow::cmdDone()
{
setCursor(Qt::ArrowCursor);
bar->setValue(bar->maximum());
timer.stop();
}
void MainWindow::procTime()
{
bar->setValue((bar->value() + 10) % bar->maximum() + 1);
}
void MainWindow::setConnections()
{
timer.disconnect();
timer.stop();
connect(&timer, &QTimer::timeout, this, &MainWindow::procTime);
connect(&cmd, &QProcess::started, this, &MainWindow::cmdStart);
connect(&cmd, QOverload<int, QProcess::ExitStatus>::of(&QProcess::finished), this, &MainWindow::cmdDone);
}
void MainWindow::pushApply_clicked()
{
ui->pushCancel->setDisabled(true);
ui->pushApply->setDisabled(true);
auto *progress = new QProgressDialog(this);
bar = new QProgressBar(progress);
progress->setWindowModality(Qt::WindowModal);
progress->setWindowFlags(Qt::Dialog | Qt::CustomizeWindowHint | Qt::WindowTitleHint | Qt::WindowSystemMenuHint
| Qt::WindowStaysOnTopHint);
progress->setCancelButton(nullptr);
progress->setWindowTitle(tr("Updating configuration, please wait"));
progress->setBar(bar);
bar->setTextVisible(false);
progress->resize(500, progress->height());
progress->show();
setConnections();
if (kernel_options_changed) {
replaceGrubArg("GRUB_CMDLINE_LINUX_DEFAULT", "\"" + ui->textKernel->text() + "\"");
if (live) {
replaceSyslinuxArg(ui->textKernel->text());
}
}
if (options_changed) {
cmd.runAsRoot("grub-editenv /boot/grub/grubenv unset next_entry"); // unset the saved entry from grubenv
const QString bgFilePath = ui->pushBgFile->property("file").toString();
const QString themeFilePath = ui->pushThemeFile->property("file").toString();
if (ui->pushBgFile->isEnabled() && QFile::exists(bgFilePath)) {
if (!replaceGrubArg("export GRUB_MENU_PICTURE", "\"" + bgFilePath + "\"")) {
addGrubLine("export GRUB_MENU_PICTURE=\"" + bgFilePath + "\"");
}
} else if (ui->checkGrubTheme->isChecked() && QFile::exists(themeFilePath)) {
disableGrubLine("export GRUB_MENU_PICTURE");
if (!replaceGrubArg("GRUB_THEME", "\"" + themeFilePath + "\"")) {
addGrubLine("GRUB_THEME=\"" + themeFilePath + "\"");
}
}
if (ui->checkGrubTheme->isVisible() && !ui->checkGrubTheme->isChecked()) {
disableGrubLine("GRUB_THEME=");
}
// For simple menu index number is sufficient, if submenus exists use "1>1" format
QString grub_entry = ui->checkEnableFlatmenus->isChecked()
? QString::number(ui->comboMenuEntry->currentIndex())
: ui->comboMenuEntry->currentData().toString().section(' ', 1, 1);
if (ui->comboMenuEntry->currentText().contains(QLatin1String("memtest"))) {
ui->spinBoxTimeout->setValue(5);
cmd.runAsRoot(chroot + "grub-reboot \"" + ui->comboMenuEntry->currentText() + '"');
} else {