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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.
**
****************************************************************************/
#ifndef SSHCONNECTION_H
#define SSHCONNECTION_H
#include "ssherrors.h"
#include "sshhostkeydatabase.h"
#include "ssh_global.h"
#include <QByteArray>
#include <QFlags>
#include <QObject>
#include <QSharedPointer>
#include <QString>
#include <QHostAddress>
namespace QSsh {
class SftpChannel;
class SshDirectTcpIpTunnel;
class SshRemoteProcess;
namespace Internal { class SshConnectionPrivate; }
enum SshConnectionOption {
SshIgnoreDefaultProxy = 0x1,
SshEnableStrictConformanceChecks = 0x2
};
Q_DECLARE_FLAGS(SshConnectionOptions, SshConnectionOption)
enum SshHostKeyCheckingMode {
SshHostKeyCheckingNone,
SshHostKeyCheckingStrict,
SshHostKeyCheckingAllowNoMatch,
SshHostKeyCheckingAllowMismatch
};
class QSSH_EXPORT SshConnectionParameters
{
public:
enum AuthenticationType {
AuthenticationTypePassword,
AuthenticationTypePublicKey,
AuthenticationTypeKeyboardInteractive,
// Some servers disable "password", others disable "keyboard-interactive".
AuthenticationTypeTryAllPasswordBasedMethods
};
SshConnectionParameters();
QString host;
QString userName;
QString password;
QString privateKeyFile;
int timeout; // In seconds.
AuthenticationType authenticationType;
quint16 port;
SshConnectionOptions options;
SshHostKeyCheckingMode hostKeyCheckingMode;
SshHostKeyDatabasePtr hostKeyDatabase;
};
QSSH_EXPORT bool operator==(const SshConnectionParameters &p1, const SshConnectionParameters &p2);
QSSH_EXPORT bool operator!=(const SshConnectionParameters &p1, const SshConnectionParameters &p2);
class QSSH_EXPORT SshConnectionInfo
{
public:
SshConnectionInfo() : localPort(0), peerPort(0) {}
SshConnectionInfo(const QHostAddress &la, quint16 lp, const QHostAddress &pa, quint16 pp)
: localAddress(la), localPort(lp), peerAddress(pa), peerPort(pp) {}
QHostAddress localAddress;
quint16 localPort;
QHostAddress peerAddress;
quint16 peerPort;
};
class QSSH_EXPORT SshConnection : public QObject
{
Q_OBJECT
public:
enum State { Unconnected, Connecting, Connected };
explicit SshConnection(const SshConnectionParameters &serverInfo, QObject *parent = 0);
void connectToHost();
void disconnectFromHost();
State state() const;
SshError errorState() const;
QString errorString() const;
SshConnectionParameters connectionParameters() const;
SshConnectionInfo connectionInfo() const;
~SshConnection();
QSharedPointer<SshRemoteProcess> createRemoteProcess(const QByteArray &command);
QSharedPointer<SshRemoteProcess> createRemoteShell();
QSharedPointer<SftpChannel> createSftpChannel();
QSharedPointer<SshDirectTcpIpTunnel> createTunnel(const QString &originatingHost,
quint16 originatingPort, const QString &remoteHost, quint16 remotePort);
// -1 if an error occurred, number of channels closed otherwise.
int closeAllChannels();
int channelCount() const;
signals:
void connected();
void disconnected();
void dataAvailable(const QString &message);
void error(QSsh::SshError);
private:
Internal::SshConnectionPrivate *d;
};
} // namespace QSsh
#endif // SSHCONNECTION_H
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