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/**************************************************************************
**
** Copyright (C) 2014 BlackBerry Limited. All rights reserved.
**
** Contact: BlackBerry (qt@blackberry.com)
** Contact: KDAB (info@kdab.com)
**
** 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 "slog2inforunner.h"
#include <projectexplorer/devicesupport/sshdeviceprocess.h>
#include <utils/qtcassert.h>
using namespace Qnx;
using namespace Qnx::Internal;
Slog2InfoRunner::Slog2InfoRunner(const QString &applicationId, const RemoteLinux::LinuxDevice::ConstPtr &device, QObject *parent)
: QObject(parent)
, m_applicationId(applicationId)
, m_found(false)
, m_currentLogs(false)
{
// See QTCREATORBUG-10712 for details.
// We need to limit length of ApplicationId to 63 otherwise it would not match one in slog2info.
m_applicationId.truncate(63);
m_testProcess = new ProjectExplorer::SshDeviceProcess(device, this);
connect(m_testProcess, SIGNAL(finished()), this, SLOT(handleTestProcessCompleted()));
m_launchDateTimeProcess = new ProjectExplorer::SshDeviceProcess(device, this);
connect(m_launchDateTimeProcess, SIGNAL(finished()), this, SLOT(launchSlog2Info()));
m_logProcess = new ProjectExplorer::SshDeviceProcess(device, this);
connect(m_logProcess, SIGNAL(readyReadStandardOutput()), this, SLOT(readLogStandardOutput()));
connect(m_logProcess, SIGNAL(readyReadStandardError()), this, SLOT(readLogStandardError()));
connect(m_logProcess, SIGNAL(error(QProcess::ProcessError)), this, SLOT(handleLogError()));
connect(m_logProcess, SIGNAL(started()), this, SIGNAL(started()));
connect(m_logProcess, SIGNAL(finished()), this, SIGNAL(finished()));
}
void Slog2InfoRunner::start()
{
m_testProcess->start(QLatin1String("slog2info"), QStringList());
}
void Slog2InfoRunner::stop()
{
if (m_testProcess->state() == QProcess::Running)
m_testProcess->kill();
if (m_logProcess->state() == QProcess::Running) {
m_logProcess->kill();
processLog(true);
}
}
bool Slog2InfoRunner::commandFound() const
{
return m_found;
}
void Slog2InfoRunner::handleTestProcessCompleted()
{
m_found = (m_testProcess->exitCode() == 0);
if (m_found)
readLaunchTime();
else
emit commandMissing();
}
void Slog2InfoRunner::readLaunchTime()
{
QStringList arguments;
arguments << QLatin1String("+\"%d %H:%M:%S\"");
m_launchDateTimeProcess->start(QLatin1String("date"), arguments);
}
void Slog2InfoRunner::launchSlog2Info()
{
QTC_CHECK(!m_applicationId.isEmpty());
QTC_CHECK(m_found);
if (m_logProcess && m_logProcess->state() == QProcess::Running)
return;
m_launchDateTime = QDateTime::fromString(QString::fromLatin1(m_launchDateTimeProcess->readAllStandardOutput()).trimmed(),
QString::fromLatin1("dd HH:mm:ss"));
QStringList arguments;
arguments << QLatin1String("-w");
m_logProcess->start(QLatin1String("slog2info"), arguments);
}
void Slog2InfoRunner::readLogStandardOutput()
{
processLog(false);
}
void Slog2InfoRunner::processLog(bool force)
{
QString input = QString::fromLatin1(m_logProcess->readAllStandardOutput());
QStringList lines = input.split(QLatin1Char('\n'));
if (lines.isEmpty())
return;
lines.first().prepend(m_remainingData);
if (force)
m_remainingData.clear();
else
m_remainingData = lines.takeLast();
foreach (const QString &line, lines)
processLogLine(line);
}
void Slog2InfoRunner::processLogLine(const QString &line)
{
// The "(\\s+\\S+)?" represents a named buffer. If message has noname (aka empty) buffer
// then the message might get cut for the first number in the message.
// The "\\s+(\\b.*)?$" represents a space followed by a message. We are unable to determinate
// how many spaces represent separators and how many are a part of the messages, so resulting
// messages has all whitespaces at the beginning of the message trimmed.
static QRegExp regexp(QLatin1String(
"^[a-zA-Z]+\\s+([0-9]+ [0-9]+:[0-9]+:[0-9]+.[0-9]+)\\s+(\\S+)(\\s+(\\S+))?\\s+([0-9]+)\\s+(\\b.*)?$"));
if (!regexp.exactMatch(line) || regexp.captureCount() != 6)
return;
// Note: This is useless if/once slog2info -b displays only logs from recent launches
if (!m_launchDateTime.isNull()) {
// Check if logs are from the recent launch
if (!m_currentLogs) {
QDateTime dateTime = QDateTime::fromString(regexp.cap(1),
QLatin1String("dd HH:mm:ss.zzz"));
m_currentLogs = dateTime >= m_launchDateTime;
if (!m_currentLogs)
return;
}
}
QString applicationId = regexp.cap(2);
if (!applicationId.startsWith(m_applicationId))
return;
QString bufferName = regexp.cap(4);
int bufferId = regexp.cap(5).toInt();
// filtering out standard BB10 messages
if (bufferName == QLatin1String("default") && bufferId == 8900)
return;
emit output(regexp.cap(6) + QLatin1Char('\n'), Utils::StdOutFormat);
}
void Slog2InfoRunner::readLogStandardError()
{
const QString message = QString::fromLatin1(m_logProcess->readAllStandardError());
emit output(message, Utils::StdErrFormat);
}
void Slog2InfoRunner::handleLogError()
{
emit output(tr("Cannot show slog2info output. Error: %1").arg(m_logProcess->errorString()), Utils::StdErrFormat);
}
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