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gui: Improve formatting of the fingerprint acceptance dialog

This commit is contained in:
Povilas Kanapickas 2021-11-01 04:50:17 +02:00
parent 165100a0d2
commit 7cacbd1489
5 changed files with 289 additions and 43 deletions
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2
src/gui/CMakeLists.txt
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@ -29,6 +29,7 @@ set(GUI_SOURCE_FILES
src/CommandProcess.cpp
src/DataDownloader.cpp
src/DisplayIsValid.cpp
src/FingerprintAcceptDialog.cpp
src/HotkeyDialog.cpp
src/IpcClient.cpp
src/Ipc.cpp
@ -104,6 +105,7 @@ set(GUI_UI_FILES
src/AboutDialogBase.ui
src/ActionDialogBase.ui
src/AddClientDialogBase.ui
src/FingerprintAcceptDialog.ui
src/HotkeyDialogBase.ui
src/LogWindowBase.ui
src/MainWindowBase.ui

65
src/gui/src/FingerprintAcceptDialog.cpp Normal file
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@ -0,0 +1,65 @@
/*
barrier -- mouse and keyboard sharing utility
Copyright (C) Barrier contributors
This package is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
found in the file LICENSE that should have accompanied this file.
This package 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 program. If not, see <http://www.gnu.org/licenses/>.
*/
#include "FingerprintAcceptDialog.h"
#include "ui_FingerprintAcceptDialog.h"
#include "net/SecureUtils.h"
FingerprintAcceptDialog::FingerprintAcceptDialog(QWidget *parent,
BarrierType type,
const barrier::FingerprintData& fingerprint_sha1,
const barrier::FingerprintData& fingerprint_sha256) :
QDialog(parent),
ui_{std::make_unique<Ui::FingerprintAcceptDialog>()}
{
ui_->setupUi(this);
if (type == BarrierType::Server) {
ui_->label_sha1->hide();
ui_->label_sha1_fingerprint_full->hide();
} else {
ui_->label_sha1_fingerprint_full->setText(
QString::fromStdString(barrier::format_ssl_fingerprint(fingerprint_sha1.data)));
}
ui_->label_sha256_fingerprint_full->setText(
QString::fromStdString(barrier::format_ssl_fingerprint_columns(fingerprint_sha256.data)));
ui_->label_sha256_fingerprint_randomart->setText(
QString::fromStdString(barrier::create_fingerprint_randomart(fingerprint_sha256.data)));
QString explanation;
if (type == BarrierType::Server) {
explanation = tr("This is a client fingerprint. You should compare this "
"fingerprint to the one on your client's screen. If the "
"two don't match exactly, then it's probably not the client "
"you're expecting (it could be a malicious user).\n\n"
"To automatically trust this fingerprint for future "
"connections, click Yes. To reject this fingerprint and "
"disconnect the client, click No.");
} else {
explanation = tr("This is a server fingerprint. You should compare this "
"fingerprint to the one on your server's screen. If the "
"two don't match exactly, then it's probably not the server "
"you're expecting (it could be a malicious user).\n\n"
"To automatically trust this fingerprint for future "
"connections, click Yes. To reject this fingerprint and "
"disconnect from the server, click No.");
}
ui_->label_explanation->setText(explanation);
}
FingerprintAcceptDialog::~FingerprintAcceptDialog() = default;

45
src/gui/src/FingerprintAcceptDialog.h Normal file
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@ -0,0 +1,45 @@
/*
barrier -- mouse and keyboard sharing utility
Copyright (C) Barrier contributors
This package is free software; you can redistribute it and/or
modify it under the terms of the GNU General Public License
found in the file LICENSE that should have accompanied this file.
This package 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 program. If not, see <http://www.gnu.org/licenses/>.
*/
#ifndef BARRIER_GUI_FINGERPRINT_ACCEPT_DIALOG_H
#define BARRIER_GUI_FINGERPRINT_ACCEPT_DIALOG_H
#include "net/FingerprintData.h"
#include "barrier/BarrierType.h"
#include <QDialog>
#include <memory>
namespace Ui {
class FingerprintAcceptDialog;
}
class FingerprintAcceptDialog : public QDialog
{
Q_OBJECT
public:
explicit FingerprintAcceptDialog(QWidget* parent,
BarrierType type,
const barrier::FingerprintData& fingerprint_sha1,
const barrier::FingerprintData& fingerprint_sha256);
~FingerprintAcceptDialog() override;
private:
std::unique_ptr<Ui::FingerprintAcceptDialog> ui_;
};
#endif // BARRIER_GUI_FINGERPRINT_ACCEPT_DIALOG_H

174
src/gui/src/FingerprintAcceptDialog.ui Normal file
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@ -0,0 +1,174 @@
<?xml version="1.0" encoding="UTF-8"?>
<ui version="4.0">
<class>FingerprintAcceptDialog</class>
<widget class="QDialog" name="FingerprintAcceptDialog">
<property name="geometry">
<rect>
<x>0</x>
<y>0</y>
<width>600</width>
<height>400</height>
</rect>
</property>
<property name="sizePolicy">
<sizepolicy hsizetype="Ignored" vsizetype="Preferred">
<horstretch>0</horstretch>
<verstretch>0</verstretch>
</sizepolicy>
</property>
<property name="windowTitle">
<string>Security question</string>
</property>
<layout class="QGridLayout" name="gridLayout">
<property name="sizeConstraint">
<enum>QLayout::SetFixedSize</enum>
</property>
<item row="6" column="0" colspan="2">
<widget class="QDialogButtonBox" name="buttonBox">
<property name="orientation">
<enum>Qt::Horizontal</enum>
</property>
<property name="standardButtons">
<set>QDialogButtonBox::No|QDialogButtonBox::Yes</set>
</property>
</widget>
</item>
<item row="3" column="0" colspan="2">
<widget class="QLabel" name="label_sha1">
<property name="sizePolicy">
<sizepolicy hsizetype="Preferred" vsizetype="Minimum">
<horstretch>0</horstretch>
<verstretch>0</verstretch>
</sizepolicy>
</property>
<property name="text">
<string>SHA1 (deprecated, compare to old servers only)</string>
</property>
</widget>
</item>
<item row="5" column="0" colspan="2">
<widget class="QLabel" name="label_explanation">
<property name="sizePolicy">
<sizepolicy hsizetype="Preferred" vsizetype="Minimum">
<horstretch>0</horstretch>
<verstretch>0</verstretch>
</sizepolicy>
</property>
<property name="text">
<string/>
</property>
<property name="wordWrap">
<bool>true</bool>
</property>
<property name="margin">
<number>10</number>
</property>
</widget>
</item>
<item row="4" column="0" colspan="2">
<widget class="QLabel" name="label_sha1_fingerprint_full">
<property name="sizePolicy">
<sizepolicy hsizetype="Preferred" vsizetype="Minimum">
<horstretch>0</horstretch>
<verstretch>0</verstretch>
</sizepolicy>
</property>
<property name="text">
<string/>
</property>
<property name="textInteractionFlags">
<set>Qt::LinksAccessibleByMouse|Qt::TextSelectableByMouse</set>
</property>
</widget>
</item>
<item row="0" column="0" colspan="2">
<widget class="QLabel" name="label_title">
<property name="text">
<string>Do you trust this fingerprint?</string>
</property>
</widget>
</item>
<item row="2" column="1">
<widget class="QLabel" name="label_sha256_fingerprint_randomart">
<property name="sizePolicy">
<sizepolicy hsizetype="Minimum" vsizetype="Minimum">
<horstretch>0</horstretch>
<verstretch>0</verstretch>
</sizepolicy>
</property>
<property name="font">
<font>
<family>Courier</family>
<weight>75</weight>
<bold>true</bold>
</font>
</property>
<property name="text">
<string/>
</property>
<property name="alignment">
<set>Qt::AlignCenter</set>
</property>
<property name="textInteractionFlags">
<set>Qt::LinksAccessibleByMouse|Qt::TextSelectableByMouse</set>
</property>
</widget>
</item>
<item row="2" column="0">
<widget class="QLabel" name="label_sha256_fingerprint_full">
<property name="text">
<string/>
</property>
<property name="alignment">
<set>Qt::AlignCenter</set>
</property>
<property name="textInteractionFlags">
<set>Qt::LinksAccessibleByMouse|Qt::TextSelectableByMouse</set>
</property>
</widget>
</item>
<item row="1" column="0" colspan="2">
<widget class="QLabel" name="label_sha256">
<property name="text">
<string>SHA256:</string>
</property>
</widget>
</item>
</layout>
</widget>
<resources/>
<connections>
<connection>
<sender>buttonBox</sender>
<signal>accepted()</signal>
<receiver>FingerprintAcceptDialog</receiver>
<slot>accept()</slot>
<hints>
<hint type="sourcelabel">
<x>248</x>
<y>254</y>
</hint>
<hint type="destinationlabel">
<x>157</x>
<y>274</y>
</hint>
</hints>
</connection>
<connection>
<sender>buttonBox</sender>
<signal>rejected()</signal>
<receiver>FingerprintAcceptDialog</receiver>
<slot>reject()</slot>
<hints>
<hint type="sourcelabel">
<x>316</x>
<y>260</y>
</hint>
<hint type="destinationlabel">
<x>286</x>
<y>274</y>
</hint>
</hints>
</connection>
</connections>
</ui>

46
src/gui/src/MainWindow.cpp
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@ -26,6 +26,7 @@
#include "ZeroconfService.h"
#include "DataDownloader.h"
#include "CommandProcess.h"
#include "FingerprintAcceptDialog.h"
#include "QUtility.h"
#include "ProcessorArch.h"
#include "SslCertificate.h"
@ -469,50 +470,9 @@ void MainWindow::checkFingerprint(const QString& line)
stopBarrier();
}
QString message;
if (is_client) {
message = tr("Do you trust this fingerprint?\n\n"
"SHA256:\n"
"%1\n"
"%2\n\n"
"SHA1 (obsolete, when using old Barrier client):\n"
"%3\n\n"
"This is a server fingerprint. You should compare this "
"fingerprint to the one on your server's screen. If the "
"two don't match exactly, then it's probably not the server "
"you're expecting (it could be a malicious user).\n\n"
"To automatically trust this fingerprint for future "
"connections, click Yes. To reject this fingerprint and "
"disconnect from the server, click No.")
.arg(QString::fromStdString(barrier::format_ssl_fingerprint(fingerprint_sha256.data)))
.arg(QString::fromStdString(
barrier::create_fingerprint_randomart(fingerprint_sha256.data)))
.arg(QString::fromStdString(barrier::format_ssl_fingerprint(fingerprint_sha1.data)));
} else {
message = tr("Do you trust this fingerprint?\n\n"
"SHA256:\n"
"%1\n"
"%2\n\n"
"This is a client fingerprint. You should compare this "
"fingerprint to the one on your client's screen. If the "
"two don't match exactly, then it's probably not the client "
"you're expecting (it could be a malicious user).\n\n"
"To automatically trust this fingerprint for future "
"connections, click Yes. To reject this fingerprint and "
"disconnect the client, click No.")
.arg(QString::fromStdString(barrier::format_ssl_fingerprint(fingerprint_sha256.data)))
.arg(QString::fromStdString(
barrier::create_fingerprint_randomart(fingerprint_sha256.data)));
}
messageBoxAlreadyShown = true;
QMessageBox::StandardButton fingerprintReply =
QMessageBox::information(
this, tr("Security question"),
message,
QMessageBox::Yes | QMessageBox::No);
if (fingerprintReply == QMessageBox::Yes) {
FingerprintAcceptDialog dialog{this, barrier_type(), fingerprint_sha1, fingerprint_sha256};
if (dialog.exec() == QDialog::Accepted) {
// restart core process after trusting fingerprint.
db.add_trusted(fingerprint_sha256);
db.write(db_path);