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/****************************************************************************
**
** Copyright (C) 2016 The Qt Company Ltd.
** Contact: https://www.qt.io/licensing/
**
** This file is part of Qt Creator.
**
** Commercial License Usage
** Licensees holding valid commercial Qt licenses may use this file in
** accordance with the commercial license agreement provided with the
** Software or, alternatively, in accordance with the terms contained in
** a written agreement between you and The Qt Company. For licensing terms
** and conditions see https://www.qt.io/terms-conditions. For further
** information use the contact form at https://www.qt.io/contact-us.
**
** GNU General Public License Usage
** Alternatively, this file may be used under the terms of the GNU
** General Public License version 3 as published by the Free Software
** Foundation with exceptions as appearing in the file LICENSE.GPL3-EXCEPT
** included in the packaging of this file. Please review the following
** information to ensure the GNU General Public License requirements will
** be met: https://www.gnu.org/licenses/gpl-3.0.html.
**
****************************************************************************/
#include "sshkeycreationdialog.h"
#include "ui_sshkeycreationdialog.h"
#include "sshsettings.h"
#include <utils/fileutils.h>
#include <QApplication>
#include <QDir>
#include <QFile>
#include <QFileDialog>
#include <QFileInfo>
#include <QMessageBox>
#include <QProcess>
#include <QStandardPaths>
namespace QSsh {
SshKeyCreationDialog::SshKeyCreationDialog(QWidget *parent)
: QDialog(parent), m_ui(new Ui::SshKeyCreationDialog)
{
m_ui->setupUi(this);
// Not using Utils::PathChooser::browseButtonLabel to avoid dependency
#ifdef Q_OS_MAC
m_ui->privateKeyFileButton->setText(tr("Choose..."));
#else
m_ui->privateKeyFileButton->setText(tr("Browse..."));
#endif
const QString defaultPath = QStandardPaths::writableLocation(QStandardPaths::HomeLocation)
+ QLatin1String("/.ssh/qtc_id");
setPrivateKeyFile(defaultPath);
connect(m_ui->rsa, &QRadioButton::toggled,
this, &SshKeyCreationDialog::keyTypeChanged);
connect(m_ui->privateKeyFileButton, &QPushButton::clicked,
this, &SshKeyCreationDialog::handleBrowseButtonClicked);
connect(m_ui->generateButton, &QPushButton::clicked,
this, &SshKeyCreationDialog::generateKeys);
keyTypeChanged();
}
SshKeyCreationDialog::~SshKeyCreationDialog()
{
delete m_ui;
}
void SshKeyCreationDialog::keyTypeChanged()
{
m_ui->comboBox->clear();
QStringList keySizes;
if (m_ui->rsa->isChecked())
keySizes << QLatin1String("1024") << QLatin1String("2048") << QLatin1String("4096");
else if (m_ui->ecdsa->isChecked())
keySizes << QLatin1String("256") << QLatin1String("384") << QLatin1String("521");
m_ui->comboBox->addItems(keySizes);
if (!keySizes.isEmpty())
m_ui->comboBox->setCurrentIndex(0);
m_ui->comboBox->setEnabled(!keySizes.isEmpty());
}
void SshKeyCreationDialog::generateKeys()
{
if (SshSettings::keygenFilePath().isEmpty()) {
showError(tr("The ssh-keygen tool was not found."));
return;
}
if (QFileInfo::exists(privateKeyFilePath())) {
showError(tr("Refusing to overwrite existing private key file \"%1\".")
.arg(QDir::toNativeSeparators(privateKeyFilePath())));
return;
}
const QString keyTypeString = QLatin1String(m_ui->rsa->isChecked() ? "rsa": "ecdsa");
QApplication::setOverrideCursor(Qt::BusyCursor);
QProcess keygen;
const QStringList args{"-t", keyTypeString, "-b", m_ui->comboBox->currentText(),
"-N", QString(), "-f", privateKeyFilePath()};
QString errorMsg;
keygen.start(SshSettings::keygenFilePath().toString(), args);
keygen.closeWriteChannel();
if (!keygen.waitForStarted() || !keygen.waitForFinished())
errorMsg = keygen.errorString();
else if (keygen.exitCode() != 0)
errorMsg = QString::fromLocal8Bit(keygen.readAllStandardError());
if (!errorMsg.isEmpty()) {
showError(tr("The ssh-keygen tool at \"%1\" failed: %2")
.arg(SshSettings::keygenFilePath().toUserOutput(), errorMsg));
}
QApplication::restoreOverrideCursor();
accept();
}
void SshKeyCreationDialog::handleBrowseButtonClicked()
{
const QString filePath = QFileDialog::getSaveFileName(this, tr("Choose Private Key File Name"));
if (!filePath.isEmpty())
setPrivateKeyFile(filePath);
}
void SshKeyCreationDialog::setPrivateKeyFile(const QString &filePath)
{
m_ui->privateKeyFileValueLabel->setText(filePath);
m_ui->generateButton->setEnabled(!privateKeyFilePath().isEmpty());
m_ui->publicKeyFileLabel->setText(filePath + QLatin1String(".pub"));
}
void SshKeyCreationDialog::showError(const QString &details)
{
QMessageBox::critical(this, tr("Key Generation Failed"), details);
}
QString SshKeyCreationDialog::privateKeyFilePath() const
{
return m_ui->privateKeyFileValueLabel->text();
}
QString SshKeyCreationDialog::publicKeyFilePath() const
{
return m_ui->publicKeyFileLabel->text();
}
} // namespace QSsh
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