Пример #1
0
QList<AutoUpdater::UpdateFileMeta> AutoUpdater::genUpdateDiff(QList<UpdateFileMeta> updateFlist)
{
    QList<UpdateFileMeta> diff;
    QList<UpdateFileMeta> localFlist = parseFlist(getLocalFlist());

    for (UpdateFileMeta file : updateFlist)
        if (!localFlist.contains(file))
            diff += file;

    return diff;
}
Пример #2
0
bool AutoUpdater::isUpdateAvailable()
{
    if (isDownloadingUpdate)
        return false;

    QString updaterPath = updaterBin.startsWith('/') ? updaterBin : qApp->applicationDirPath()+'/'+updaterBin;
    if (!QFile::exists(updaterPath))
        return false;

    QByteArray updateFlist = getUpdateFlist();
    QList<UpdateFileMeta> diff = genUpdateDiff(parseFlist(updateFlist));
    return !diff.isEmpty();
}
Пример #3
0
bool AutoUpdater::isLocalUpdateReady()
{
    // Updates only for supported platforms
    if (platform.isEmpty())
        return false;

    // Check that there's an update dir in the first place, valid or not
    QString updateDirStr = Settings::getInstance().getSettingsDirPath() + "/update/";
    QDir updateDir(updateDirStr);
    if (!updateDir.exists())
        return false;

    // Check that we have a flist and generate a diff
    QFile updateFlistFile(updateDirStr+"flist");
    if (!updateFlistFile.open(QIODevice::ReadOnly))
        return false;
    QByteArray updateFlistData = updateFlistFile.readAll();
    updateFlistFile.close();

    QList<UpdateFileMeta> updateFlist = parseFlist(updateFlistData);
    QList<UpdateFileMeta> diff = genUpdateDiff(updateFlist);

    // If the update wasn't downloaded correctly, redownload it
    // We don't check signatures to not block qTox too long, the updater will do it anyway
    for (UpdateFileMeta fileMeta : diff)
    {
        if (!QFile::exists(updateDirStr+fileMeta.installpath))
        {
            QtConcurrent::run(&AutoUpdater::downloadUpdate);
            return false;
        }

        QFile f(updateDirStr+fileMeta.installpath);
        if (f.size() != (int64_t)fileMeta.size)
        {
            QtConcurrent::run(&AutoUpdater::downloadUpdate);
            return false;
        }
    }

    return true;
}
Пример #4
0
bool AutoUpdater::isLocalUpdateReady()
{
    // Updates only for supported platforms
    if (platform.isEmpty())
        return false;

    if (isDownloadingUpdate)
        return false;

    // Check that there's an update dir in the first place, valid or not
    QString updateDirStr = Settings::getInstance().getSettingsDirPath() + "/update/";
    QDir updateDir(updateDirStr);
    if (!updateDir.exists())
        return false;

    // Check that we have a flist and generate a diff
    QFile updateFlistFile(updateDirStr+"flist");
    if (!updateFlistFile.open(QIODevice::ReadOnly))
        return false;
    QByteArray updateFlistData = updateFlistFile.readAll();
    updateFlistFile.close();

    QList<UpdateFileMeta> updateFlist = parseFlist(updateFlistData);
    QList<UpdateFileMeta> diff = genUpdateDiff(updateFlist);

    // Check that we have every file
    for (UpdateFileMeta fileMeta : diff)
    {
        if (!QFile::exists(updateDirStr+fileMeta.installpath))
            return false;

        QFile f(updateDirStr+fileMeta.installpath);
        if (f.size() != (int64_t)fileMeta.size)
            return false;
    }

    return true;
}
Пример #5
0
bool AutoUpdater::downloadUpdate()
{
    // Updates only for supported platforms
    if (platform.isEmpty())
        return false;

    // Get a list of files to update
    QByteArray newFlistData = getUpdateFlist();
    QList<UpdateFileMeta> newFlist = parseFlist(newFlistData);
    QList<UpdateFileMeta> diff = genUpdateDiff(newFlist);

    if (abortFlag)
        return false;

    qDebug() << "AutoUpdater: Need to update "<<diff.size()<<" files";

    // Create an empty directory to download updates into
    QString updateDirStr = Settings::getInstance().getSettingsDirPath() + "/update/";
    QDir updateDir(updateDirStr);
    if (updateDir.exists())
        updateDir.removeRecursively();
    QDir().mkdir(updateDirStr);
    updateDir = QDir(updateDirStr);
    if (!updateDir.exists())
    {
        qWarning() << "AutoUpdater::downloadUpdate: Can't create update directory, aborting...";
        return false;
    }

    // Write the new flist for the updater
    QFile newFlistFile(updateDirStr+"flist");
    if (!newFlistFile.open(QIODevice::WriteOnly | QIODevice::Truncate))
    {
        qWarning() << "AutoUpdater::downloadUpdate: Can't save new flist file, aborting...";
        return false;
    }
    newFlistFile.write(newFlistData);
    newFlistFile.close();

    // Download and write each new file
    for (UpdateFileMeta fileMeta : diff)
    {
        if (abortFlag)
            return false;

        qDebug() << "AutoUpdater: Downloading '"+fileMeta.installpath+"' ...";

        // Create subdirs if necessary
        QString fileDirStr{QFileInfo(updateDirStr+fileMeta.installpath).absolutePath()};
        if (!QDir(fileDirStr).exists())
            QDir().mkpath(fileDirStr);

        // Download
        UpdateFile file = getUpdateFile(fileMeta);
        if (abortFlag)
            return false;
        if (file.data.isNull())
        {
            qWarning() << "AutoUpdater::downloadUpdate: Error downloading a file, aborting...";
            return false;
        }

        // Check signature
        if (crypto_sign_verify_detached(file.metadata.sig, (unsigned char*)file.data.data(),
                                        file.data.size(), key) != 0)
        {
            qCritical() << "AutoUpdater: downloadUpdate: RECEIVED FORGED FILE, aborting...";
            return false;
        }

        // Save
        QFile fileFile(updateDirStr+fileMeta.installpath);
        if (!fileFile.open(QIODevice::WriteOnly | QIODevice::Truncate))
        {
            qWarning() << "AutoUpdater::downloadUpdate: Can't save new update file, aborting...";
            return false;
        }
        fileFile.write(file.data);
        fileFile.close();
    }

    return true;
}
Пример #6
0
void Widget::update()
{
    /// 1. Find and parse the update (0-5%)
    // Check that the dir exists
    QString updateDirStr = getSettingsDirPath()+"/update/";
    QDir updateDir(updateDirStr);
    if (!updateDir.exists())
        fatalError(tr("No update found."));

    // Check that we have a flist and that every file on the diff exists
    QFile updateFlistFile(updateDirStr+"flist");
    if (!updateFlistFile.open(QIODevice::ReadOnly))
        fatalError(tr("The update is incomplete."));

    QByteArray updateFlistData = updateFlistFile.readAll();
    updateFlistFile.close();

    setProgress(1);

    QList<UpdateFileMeta> updateFlist = parseFlist(updateFlistData);
    setProgress(2);
    QList<UpdateFileMeta> diff = genUpdateDiff(updateFlist);
    setProgress(4);
    for (UpdateFileMeta fileMeta : diff)
        if (!QFile::exists(updateDirStr+fileMeta.installpath))
            fatalError(tr("The update is incomplete."));

    if (diff.size() == 0)
       fatalError(tr("The diff list is empty."));

    setProgress(5);

    /// 2. Check the update (5-50%)
    float checkProgressStep = 45.0/(float)diff.size();
    float checkProgress = 5;
    for (UpdateFileMeta fileMeta : diff)
    {
        UpdateFile file;
        file.metadata = fileMeta;

        QFile fileFile(updateDirStr+fileMeta.installpath);
        if (!fileFile.open(QIODevice::ReadOnly))
            fatalError(tr("Update files are unreadable."));

        file.data = fileFile.readAll();
        fileFile.close();

        if (file.data.size() != (int)fileMeta.size)
            fatalError(tr("Update files are corrupted."));

        if (crypto_sign_verify_detached(file.metadata.sig, (unsigned char*)file.data.data(),
                                        file.data.size(), key) != 0)
            fatalError(tr("Update files are corrupted."));

        checkProgress += checkProgressStep;
        setProgress(checkProgress);
    }
    setProgress(50);

    /// 3. Install the update (50-95%)
    float installProgressStep = 45.0/(float)diff.size();
    float installProgress = 50;
    for (UpdateFileMeta fileMeta : diff)
    {
        // Backup old files
        if (QFile(fileMeta.installpath).exists())
        {
            QFile(fileMeta.installpath+".bak").remove();
            QFile(fileMeta.installpath).rename(fileMeta.installpath+".bak");
            backups.append(fileMeta.installpath);
        }

        // Install new ones
        QDir().mkpath(QFileInfo(fileMeta.installpath).absolutePath());
        QFile fileFile(updateDirStr+fileMeta.installpath);
        if (!fileFile.copy(fileMeta.installpath))
            fatalError(tr("Unable to copy the update's files from ")+(updateDirStr+fileMeta.installpath)+" to "+fileMeta.installpath);
        installProgress += installProgressStep;
        setProgress(installProgress);
    }
    setProgress(95);

    /// 4. Delete the update and backups (95-100%)
    deleteUpdate();
    setProgress(97);
    deleteBackups();
    setProgress(100);

    /// 5. Start qTox and exit
    startQToxAndExit();
}
Пример #7
0
bool AutoUpdater::downloadUpdate()
{
    // Updates only for supported platforms
    if (platform.isEmpty())
        return false;

    bool expectFalse = false;
    if (!isDownloadingUpdate.compare_exchange_strong(expectFalse,true))
        return false;

    // Get a list of files to update
    QByteArray newFlistData = getUpdateFlist();
    QList<UpdateFileMeta> newFlist = parseFlist(newFlistData);
    QList<UpdateFileMeta> diff = genUpdateDiff(newFlist);

    // Progress
    progressValue = 0;

    if (abortFlag)
    {
        isDownloadingUpdate = false;
        return false;
    }

    qDebug() << "Need to update" << diff.size() << "files";

    // Create an empty directory to download updates into
    QString updateDirStr = Settings::getInstance().getSettingsDirPath() + "/update/";
    QDir updateDir(updateDirStr);
    if (!updateDir.exists())
        QDir().mkdir(updateDirStr);
    updateDir = QDir(updateDirStr);
    if (!updateDir.exists())
    {
        qWarning() << "downloadUpdate: Can't create update directory, aborting...";
        isDownloadingUpdate = false;
        return false;
    }

    // Write the new flist for the updater
    QFile newFlistFile(updateDirStr+"flist");
    if (!newFlistFile.open(QIODevice::WriteOnly | QIODevice::Truncate))
    {
        qWarning() << "downloadUpdate: Can't save new flist file, aborting...";
        isDownloadingUpdate = false;
        return false;
    }
    newFlistFile.write(newFlistData);
    newFlistFile.close();

    progressValue = 1;

    // Download and write each new file
    for (UpdateFileMeta fileMeta : diff)
    {
        float initialProgress = progressValue, step = 99./diff.size();
        auto stepProgressCallback = [&](int current, int total)
        {
            progressValue = initialProgress + step * (float)current/total;
        };

        if (abortFlag)
        {
            isDownloadingUpdate = false;
            return false;
        }

        // Skip files we already have
        QFile fileFile(updateDirStr+fileMeta.installpath);
        if (fileFile.open(QIODevice::ReadOnly) && fileFile.size() == (qint64)fileMeta.size)
        {
            qDebug() << "Skipping already downloaded file   '" + fileMeta.installpath+ "'";
            fileFile.close();
            progressValue = initialProgress + step;
            continue;
        }

        qDebug() << "Downloading '" + fileMeta.installpath + "' ...";

        // Create subdirs if necessary
        QString fileDirStr{QFileInfo(updateDirStr+fileMeta.installpath).absolutePath()};
        if (!QDir(fileDirStr).exists())
            QDir().mkpath(fileDirStr);

        // Download
        UpdateFile file = getUpdateFile(fileMeta, stepProgressCallback);
        if (abortFlag)
            goto fail;
        if (file.data.isNull())
        {
            qCritical() << "downloadUpdate: Error downloading a file, aborting...";
            goto fail;
        }

        // Check signature
        if (crypto_sign_verify_detached(file.metadata.sig, (unsigned char*)file.data.data(),
                                        file.data.size(), key) != 0)
        {
            qCritical() << "downloadUpdate: RECEIVED FORGED FILE, aborting...";
            goto fail;
        }

        // Save
        if (!fileFile.open(QIODevice::WriteOnly | QIODevice::Truncate))
        {
            qCritical() << "downloadUpdate: Can't save new update file, aborting...";
            goto fail;
        }
        fileFile.write(file.data);
        fileFile.close();

        progressValue = initialProgress + step;
    }

    qDebug() << "downloadUpdate: The update is ready, it'll be installed on the next restart";

    isDownloadingUpdate = false;
    progressValue = 100;
    return true;

fail:
    isDownloadingUpdate = false;
    progressValue = 0;
    setProgressVersion("");
    return false;
}