aboutsummaryrefslogtreecommitdiffstats
path: root/src/libs/ssh/sshkeycreationdialog.cpp
blob: c6eae3b41e32753da0c62156f164cf1e7104d858 (plain)
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
/****************************************************************************
**
** Copyright (C) 2013 Digia Plc and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/legal
**
** 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 Digia.  For licensing terms and
** conditions see http://qt.digia.com/licensing.  For further information
** use the contact form at http://qt.digia.com/contact-us.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file.  Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Digia gives you certain additional
** rights.  These rights are described in the Digia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
****************************************************************************/
#include "sshkeycreationdialog.h"
#include "ui_sshkeycreationdialog.h"

#include "sshkeygenerator.h"

#include <QDir>
#include <QFile>
#include <QFileDialog>
#include <QFileInfo>
#include <QApplication>
#include <QDesktopServices>
#include <QMessageBox>

namespace QSsh {

SshKeyCreationDialog::SshKeyCreationDialog(QWidget *parent)
    : QDialog(parent), m_keyGenerator(0), m_ui(new Ui::SshKeyCreationDialog)
{
    m_ui->setupUi(this);
    const QString defaultPath = QDesktopServices::storageLocation(QDesktopServices::HomeLocation)
        + QLatin1String("/.ssh/qtc_id");
    setPrivateKeyFile(defaultPath);

    connect(m_ui->rsa, SIGNAL(toggled(bool)), this, SLOT(keyTypeChanged()));
    connect(m_ui->dsa, SIGNAL(toggled(bool)), this, SLOT(keyTypeChanged()));
    connect(m_ui->privateKeyFileButton, SIGNAL(clicked()), SLOT(handleBrowseButtonClicked()));
    connect(m_ui->generateButton, SIGNAL(clicked()), this, SLOT(generateKeys()));
}

SshKeyCreationDialog::~SshKeyCreationDialog()
{
    delete m_keyGenerator;
    delete m_ui;
}

void SshKeyCreationDialog::keyTypeChanged()
{
    m_ui->comboBox->setCurrentIndex(0);
    m_ui->comboBox->setEnabled(m_ui->rsa->isChecked());
}

void SshKeyCreationDialog::generateKeys()
{
    const SshKeyGenerator::KeyType keyType = m_ui->rsa->isChecked()
        ? SshKeyGenerator::Rsa
        : SshKeyGenerator::Dsa;

    if (!m_keyGenerator)
        m_keyGenerator = new SshKeyGenerator;

    QApplication::setOverrideCursor(Qt::BusyCursor);
    const bool success = m_keyGenerator->generateKeys(keyType, SshKeyGenerator::Mixed,
        m_ui->comboBox->currentText().toUShort());
    QApplication::restoreOverrideCursor();

    if (success) {
        saveKeys();
    } else {
        QMessageBox::critical(this, tr("Key Generation Failed"), m_keyGenerator->error());
    }
}

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::saveKeys()
{
    const QString parentDir = QFileInfo(privateKeyFilePath()).dir().path();
    if (!QDir::root().mkpath(parentDir)) {
        QMessageBox::critical(this, tr("Cannot Save Key File"),
            tr("Failed to create directory: '%1'.").arg(parentDir));
        return;
    }

    QFile privateKeyFile(privateKeyFilePath());
    if (!privateKeyFile.open(QIODevice::WriteOnly)
            || !privateKeyFile.write(m_keyGenerator->privateKey())) {
        QMessageBox::critical(this, tr("Cannot Save Private Key File"),
            tr("The private key file could not be saved: %1").arg(privateKeyFile.errorString()));
        return;
    }
    QFile::setPermissions(privateKeyFilePath(), QFile::ReadOwner | QFile::WriteOwner);

    QFile publicKeyFile(publicKeyFilePath());
    if (!publicKeyFile.open(QIODevice::WriteOnly)
            || !publicKeyFile.write(m_keyGenerator->publicKey())) {
        QMessageBox::critical(this, tr("Cannot Save Public Key File"),
            tr("The public key file could not be saved: %1").arg(publicKeyFile.errorString()));
        return;
    }

    accept();
}

QString SshKeyCreationDialog::privateKeyFilePath() const
{
    return m_ui->privateKeyFileValueLabel->text();
}

QString SshKeyCreationDialog::publicKeyFilePath() const
{
    return m_ui->publicKeyFileLabel->text();
}

} // namespace QSsh