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path: root/src/plugins/remotelinux/remotelinuxcustomcommanddeployservice.cpp
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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 "remotelinuxcustomcommanddeployservice.h"

#include <utils/qtcassert.h>
#include <ssh/sshremoteprocessrunner.h>

using namespace QSsh;

namespace RemoteLinux {
namespace Internal {
namespace {
enum State { Inactive, Running };
}

class RemoteLinuxCustomCommandDeployservicePrivate
{
public:
    QString commandLine;
    State state = Inactive;
    SshRemoteProcessRunner *runner = nullptr;
};

} // namespace Internal

using namespace Internal;


RemoteLinuxCustomCommandDeployService::RemoteLinuxCustomCommandDeployService(QObject *parent)
    : AbstractRemoteLinuxDeployService(parent), d(new RemoteLinuxCustomCommandDeployservicePrivate)
{
}

RemoteLinuxCustomCommandDeployService::~RemoteLinuxCustomCommandDeployService()
{
    delete d;
}

void RemoteLinuxCustomCommandDeployService::setCommandLine(const QString &commandLine)
{
    QTC_ASSERT(d->state == Inactive, return);

    d->commandLine = commandLine;
}

CheckResult RemoteLinuxCustomCommandDeployService::isDeploymentPossible() const
{
    QTC_ASSERT(d->state == Inactive, return CheckResult::failure());

    if (d->commandLine.isEmpty())
        return CheckResult::failure(tr("No command line given."));

    return AbstractRemoteLinuxDeployService::isDeploymentPossible();
}

void RemoteLinuxCustomCommandDeployService::doDeploy()
{
    QTC_ASSERT(d->state == Inactive, handleDeploymentDone());

    if (!d->runner)
        d->runner = new SshRemoteProcessRunner(this);
    connect(d->runner, &SshRemoteProcessRunner::readyReadStandardOutput,
            this, &RemoteLinuxCustomCommandDeployService::handleStdout);
    connect(d->runner, &SshRemoteProcessRunner::readyReadStandardError,
            this, &RemoteLinuxCustomCommandDeployService::handleStderr);
    connect(d->runner, &SshRemoteProcessRunner::processClosed,
            this, &RemoteLinuxCustomCommandDeployService::handleProcessClosed);

    emit progressMessage(tr("Starting remote command \"%1\"...").arg(d->commandLine));
    d->state = Running;
    d->runner->run(d->commandLine, deviceConfiguration()->sshParameters());
}

void RemoteLinuxCustomCommandDeployService::stopDeployment()
{
    QTC_ASSERT(d->state == Running, return);

    disconnect(d->runner, nullptr, this, nullptr);
    d->runner->cancel();
    d->state = Inactive;
    handleDeploymentDone();
}

void RemoteLinuxCustomCommandDeployService::handleStdout()
{
    emit stdOutData(QString::fromUtf8(d->runner->readAllStandardOutput()));
}

void RemoteLinuxCustomCommandDeployService::handleStderr()
{
    emit stdErrData(QString::fromUtf8(d->runner->readAllStandardError()));
}

void RemoteLinuxCustomCommandDeployService::handleProcessClosed(const QString &error)
{
    QTC_ASSERT(d->state == Running, return);

    if (!error.isEmpty()) {
        emit errorMessage(tr("Remote process failed: %1").arg(error));
    } else if (d->runner->processExitCode() != 0) {
        emit errorMessage(tr("Remote process finished with exit code %1.")
            .arg(d->runner->processExitCode()));
    } else {
        emit progressMessage(tr("Remote command finished successfully."));
    }

    stopDeployment();
}

} // namespace RemoteLinux