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// Copyright (C) 2016 The Qt Company Ltd.
// SPDX-License-Identifier: LicenseRef-Qt-Commercial OR GPL-3.0-only WITH Qt-GPL-exception-1.0
#include "sshkeycreationdialog.h"
#include "remotelinuxtr.h"
#include <projectexplorer/devicesupport/sshsettings.h>
#include <utils/fileutils.h>
#include <utils/layoutbuilder.h>
#include <utils/pathchooser.h>
#include <utils/qtcprocess.h>
#include <QApplication>
#include <QComboBox>
#include <QDialog>
#include <QDialogButtonBox>
#include <QGroupBox>
#include <QLabel>
#include <QMessageBox>
#include <QPushButton>
#include <QRadioButton>
#include <QStandardPaths>
using namespace ProjectExplorer;
using namespace Utils;
namespace RemoteLinux {
SshKeyCreationDialog::SshKeyCreationDialog(QWidget *parent)
: QDialog(parent)
{
setWindowTitle(Tr::tr("SSH Key Configuration"));
resize(385, 231);
m_rsa = new QRadioButton(Tr::tr("&RSA"));
m_rsa->setChecked(true);
m_ecdsa = new QRadioButton(Tr::tr("ECDSA"));
m_comboBox = new QComboBox;
m_privateKeyFileValueLabel = new QLabel;
m_publicKeyFileLabel = new QLabel;
auto privateKeyFileButton = new QPushButton(PathChooser::browseButtonLabel());
auto buttonBox = new QDialogButtonBox;
m_generateButton = buttonBox->addButton(Tr::tr("&Generate And Save Key Pair"),
QDialogButtonBox::AcceptRole);
buttonBox->addButton(QDialogButtonBox::Cancel);
// clang-format off
using namespace Layouting;
Column {
Group {
title(Tr::tr("Options")),
Form {
Tr::tr("Key algorithm:"), m_rsa, m_ecdsa, st, br,
Tr::tr("Key &size:"), m_comboBox, st, br,
Tr::tr("Private key file:"), m_privateKeyFileValueLabel, privateKeyFileButton, st, br,
Tr::tr("Public key file:"), m_publicKeyFileLabel
}
},
st,
buttonBox
}.attachTo(this);
// clang-format on
const QString defaultPath = QStandardPaths::writableLocation(QStandardPaths::HomeLocation)
+ QLatin1String("/.ssh/qtc_id");
setPrivateKeyFile(FilePath::fromString(defaultPath));
connect(buttonBox, &QDialogButtonBox::rejected, this, &QDialog::close);
connect(buttonBox, &QDialogButtonBox::accepted, this, &SshKeyCreationDialog::generateKeys);
connect(m_rsa, &QRadioButton::toggled, this, &SshKeyCreationDialog::keyTypeChanged);
connect(privateKeyFileButton, &QPushButton::clicked,
this, &SshKeyCreationDialog::handleBrowseButtonClicked);
keyTypeChanged();
}
SshKeyCreationDialog::~SshKeyCreationDialog() = default;
void SshKeyCreationDialog::keyTypeChanged()
{
m_comboBox->clear();
QStringList keySizes;
if (m_rsa->isChecked())
keySizes << QLatin1String("1024") << QLatin1String("2048") << QLatin1String("4096");
else if (m_ecdsa->isChecked())
keySizes << QLatin1String("256") << QLatin1String("384") << QLatin1String("521");
m_comboBox->addItems(keySizes);
if (!keySizes.isEmpty())
m_comboBox->setCurrentIndex(0);
m_comboBox->setEnabled(!keySizes.isEmpty());
}
void SshKeyCreationDialog::generateKeys()
{
if (SshSettings::keygenFilePath().isEmpty()) {
showError(Tr::tr("The ssh-keygen tool was not found."));
return;
}
if (privateKeyFilePath().exists()) {
showError(Tr::tr("Refusing to overwrite existing private key file \"%1\".")
.arg(privateKeyFilePath().toUserOutput()));
return;
}
const QString keyTypeString = QLatin1String(m_rsa->isChecked() ? "rsa": "ecdsa");
QApplication::setOverrideCursor(Qt::BusyCursor);
Process keygen;
const QStringList args{"-t", keyTypeString, "-b", m_comboBox->currentText(),
"-N", QString(), "-f", privateKeyFilePath().path()};
QString errorMsg;
keygen.setCommand({SshSettings::keygenFilePath(), args});
keygen.start();
if (!keygen.waitForFinished())
errorMsg = keygen.errorString();
else if (keygen.exitCode() != 0)
errorMsg = QString::fromLocal8Bit(keygen.readAllRawStandardError());
if (!errorMsg.isEmpty()) {
showError(Tr::tr("The ssh-keygen tool at \"%1\" failed: %2")
.arg(SshSettings::keygenFilePath().toUserOutput(), errorMsg));
}
QApplication::restoreOverrideCursor();
accept();
}
void SshKeyCreationDialog::handleBrowseButtonClicked()
{
const FilePath filePath = FileUtils::getSaveFilePath(this, Tr::tr("Choose Private Key File Name"));
if (!filePath.isEmpty())
setPrivateKeyFile(filePath);
}
void SshKeyCreationDialog::setPrivateKeyFile(const FilePath &filePath)
{
m_privateKeyFileValueLabel->setText(filePath.toUserOutput());
m_generateButton->setEnabled(!privateKeyFilePath().isEmpty());
m_publicKeyFileLabel->setText(filePath.toUserOutput() + ".pub");
}
void SshKeyCreationDialog::showError(const QString &details)
{
QMessageBox::critical(this, Tr::tr("Key Generation Failed"), details);
}
FilePath SshKeyCreationDialog::privateKeyFilePath() const
{
return FilePath::fromUserInput(m_privateKeyFileValueLabel->text());
}
FilePath SshKeyCreationDialog::publicKeyFilePath() const
{
return FilePath::fromUserInput(m_publicKeyFileLabel->text());
}
} // namespace RemoteLinux
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