mirror of
https://github.com/QuasarApp/installer-framework.git
synced 2025-04-29 15:04:32 +00:00
2a364e7135
Supports dump binary content, run operation and update existing binary with new installer base. The support for starting with binary data of a different installer got dropped completely, use update and run instead. Change-Id: I41073d0bfc9a4c4da18fbb9f49fd3e65bb54b501 Reviewed-by: Kai Koehne <kai.koehne@digia.com>
213 lines
9.1 KiB
C++
213 lines
9.1 KiB
C++
/**************************************************************************
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**
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** Copyright (C) 2014 Digia Plc and/or its subsidiary(-ies).
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** Contact: http://www.qt-project.org/legal
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**
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** This file is part of the Qt Installer Framework.
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**
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** $QT_BEGIN_LICENSE:LGPL$
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** Commercial License Usage
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** Licensees holding valid commercial Qt licenses may use this file in
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** accordance with the commercial license agreement provided with the
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** Software or, alternatively, in accordance with the terms contained in
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** a written agreement between you and Digia. For licensing terms and
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** conditions see http://qt.digia.com/licensing. For further information
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** use the contact form at http://qt.digia.com/contact-us.
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**
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** GNU Lesser General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU Lesser
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** General Public License version 2.1 as published by the Free Software
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** Foundation and appearing in the file LICENSE.LGPL included in the
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** packaging of this file. Please review the following information to
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** ensure the GNU Lesser General Public License version 2.1 requirements
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** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
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**
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** In addition, as a special exception, Digia gives you certain additional
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** rights. These rights are described in the Digia Qt LGPL Exception
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** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
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**
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** GNU General Public License Usage
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** Alternatively, this file may be used under the terms of the GNU
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** General Public License version 3.0 as published by the Free Software
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** Foundation and appearing in the file LICENSE.GPL included in the
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** packaging of this file. Please review the following information to
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** ensure the GNU General Public License version 3.0 requirements will be
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** met: http://www.gnu.org/copyleft/gpl.html.
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**
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**
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** $QT_END_LICENSE$
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**
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**************************************************************************/
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#include "binarydump.h"
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#include "binaryreplace.h"
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#include "operationrunner.h"
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#include <binaryformat.h>
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#include <binaryformatenginehandler.h>
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#include <errors.h>
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#include <fileio.h>
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#include <fileutils.h>
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#include <init.h>
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#include <kdupdaterupdateoperationfactory.h>
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#include <utils.h>
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#include <QCoreApplication>
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#include <QCommandLineParser>
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#include <QFileInfo>
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#include <QResource>
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#include <iostream>
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using namespace QInstallerCreator;
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int main(int argc, char *argv[])
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{
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QCoreApplication app(argc, argv);
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app.setApplicationVersion(QLatin1String("1.0.0"));
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QCommandLineOption verbose(QLatin1String("verbose"),
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QLatin1String("Verbose mode. Prints out more information."));
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QCommandLineOption dump(QLatin1String("dump"),
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QLatin1String("Dumps the binary content attached to an installer into target."),
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QLatin1String("folder"));
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QCommandLineOption run(QLatin1String("operation"),
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QLatin1String("Executes an operation with a list of arguments. Mode can be DO or UNDO."),
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QLatin1String("mode,name,args,..."));
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QCommandLineOption update(QLatin1String("update"),
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QLatin1String("Updates existing installer or maintenance tool with a new installer base."),
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QLatin1String("file"));
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QCommandLineParser parser;
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parser.addVersionOption();
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parser.addOption(verbose);
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parser.addOption(update);
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parser.addOption(dump);
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parser.addOption(run);
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parser.addPositionalArgument(QLatin1String("binary"), QLatin1String("Existing installer or "
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"maintenance tool."));
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parser.process(app.arguments());
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const QStringList arguments = parser.positionalArguments();
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if (arguments.isEmpty() || (arguments.count() > 1))
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parser.showHelp(EXIT_FAILURE);
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QInstaller::init();
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QInstaller::setVerbose(parser.isSet(verbose));
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QString bundlePath;
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QString path = QFileInfo(arguments.first()).absoluteFilePath();
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if (QInstaller::isInBundle(path, &bundlePath))
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path = QDir(bundlePath).filePath(QLatin1String("Contents/Resources/installer.dat"));
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int result = EXIT_FAILURE;
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QVector<QByteArray> resourceMappings;
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try {
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QFile *file = new QFile(path);
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QInstaller::openForRead(file);
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qint64 pos = QInstaller::findMagicCookie(file, QInstaller::MagicCookie);
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QInstaller::BinaryLayout layout = QInstaller::BinaryContent::readBinaryLayout(file, pos);
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if (layout.magicMarker == QInstaller::MagicUninstallerMarker) {
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QFileInfo fi(path);
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if (QInstaller::isInBundle(fi.absoluteFilePath(), &bundlePath))
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fi.setFile(bundlePath);
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path = fi.absolutePath() + QLatin1Char('/') + fi.baseName() + QLatin1String(".dat");
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file->setFileName(path);
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pos = QInstaller::findMagicCookie(file, QInstaller::MagicCookie);
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layout = QInstaller::BinaryContent::readBinaryLayout(file, pos);
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}
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if (parser.isSet(update)) {
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// To update the binary we do not need any mapping.
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BinaryReplace br(layout);
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return br.replace(parser.value(update), path);
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}
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// map the inbuilt resources
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foreach (const Range<qint64> &segment, layout.metadataResourceSegments) {
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if (segment.length() <= 0)
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continue;
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if (!file->seek(segment.start()))
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throw QInstaller::Error(QLatin1String("Could not seek to segment position."));
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const QByteArray ba = QInstaller::retrieveData(file, segment.length());
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if (!QResource::registerResource((const uchar*) ba.data(), QLatin1String(":/metadata")))
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throw QInstaller::Error(QLatin1String("Could not register in-binary resource."));
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resourceMappings.append(ba);
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}
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// instantiate the operations we support
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const qint64 dataBlockStart = layout.endOfData - layout.dataBlockSize;
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const qint64 operationsStart = layout.operationsStart + dataBlockStart;
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if (!file->seek(operationsStart))
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throw QInstaller::Error(QLatin1String("Could not seek to operation list."));
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QList<QInstaller::Operation *> performedOperations;
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const qint64 operationsCount = QInstaller::retrieveInt64(file);
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for (int i = 0; i < operationsCount; ++i) {
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const QString name = QInstaller::retrieveString(file);
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const QString data = QInstaller::retrieveString(file);
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QScopedPointer<QInstaller::Operation> op(KDUpdater::UpdateOperationFactory::instance()
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.create(name));
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if (op.isNull()) {
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throw QInstaller::Error(QString::fromLatin1("Could not load unknown operation %1")
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.arg(name));
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}
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if (!op->fromXml(data)) {
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throw QInstaller::Error(QString::fromLatin1("Could not load XML for operation: %1")
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.arg(name));
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}
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performedOperations.append(op.take());
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}
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// seek to the position of the component index
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const qint64 resourceOffsetAndLengtSize = 2 * sizeof(qint64);
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const qint64 resourceSectionSize = resourceOffsetAndLengtSize * layout.resourceCount;
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const qint64 offset = layout.endOfData - layout.indexSize - resourceSectionSize
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- resourceOffsetAndLengtSize;
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if (!file->seek(offset))
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throw QInstaller::Error(QLatin1String("Could not seek to read component index info."));
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const qint64 compIndexStart = QInstaller::retrieveInt64(file) + dataBlockStart;
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if (!file->seek(compIndexStart))
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throw QInstaller::Error(QLatin1String("Could not seek to start of component index."));
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// setup the component index
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QSharedPointer<QFile> data(file);
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ComponentIndex index = ComponentIndex::read(data, dataBlockStart);
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if (parser.isSet(dump)) {
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// To dump the content we do not need the binary format engine.
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if (layout.magicMarker != QInstaller::MagicInstallerMarker)
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throw QInstaller::Error(QLatin1String("Source file is not an installer."));
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BinaryDump bd;
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return bd.dump(index, parser.value(dump));
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}
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// setup the binary format engine
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QScopedPointer<BinaryFormatEngineHandler> binaryFormatEngineHandler;
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binaryFormatEngineHandler.reset(new BinaryFormatEngineHandler(index));
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if (parser.isSet(run)) {
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OperationRunner runner(layout.magicMarker, performedOperations);
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const QStringList arguments = parser.values(run);
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if (arguments.first() == QLatin1String("DO"))
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result = runner.runOperation(arguments.mid(1), OperationRunner::RunMode::Do);
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else if (arguments.first() == QLatin1String("UNDO"))
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result = runner.runOperation(arguments.mid(1), OperationRunner::RunMode::Undo);
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}
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} catch (const QInstaller::Error &error) {
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std::cerr << qPrintable(error.message()) << std::endl;
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} catch (...) {
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std::cerr << "Unknown exception caught." << std::endl;
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}
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// unmap resources
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foreach (const QByteArray &rccData, resourceMappings)
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QResource::unregisterResource((const uchar*) rccData.data(), QLatin1String(":/metadata"));
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return result;
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}
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