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wowlet/src/utils/tails.cpp

96 lines
2.8 KiB

// SPDX-License-Identifier: BSD-3-Clause
// Copyright (c) 2020-2021, The Monero Project.
#include <QRegExp>
#include <QMessageBox>
#include "tails.h"
#include "utils.h"
const QString TailsOS::tailsPathData = QString("/live/persistence/TailsData_unlocked/");
bool TailsOS::detect()
{
if (!Utils::fileExists("/etc/os-release"))
return false;
QByteArray data = Utils::fileOpen("/etc/os-release");
QRegularExpression re("TAILS_PRODUCT_NAME=\"Tails\"");
QRegularExpressionMatch os_match = re.match(data);
bool matched = os_match.hasMatch();
if (matched)
qDebug() << "Tails OS detected";
return matched;
}
bool TailsOS::detectDataPersistence()
{
return QDir(QDir::homePath() + "/Persistent").exists();
}
bool TailsOS::detectDotPersistence()
{
return QDir(tailsPathData + "dotfiles").exists();
}
QString TailsOS::version()
{
if (!Utils::fileExists("/etc/os-release"))
return "";
QByteArray data = Utils::fileOpen("/etc/os-release");
QRegExp re(R"(TAILS_VERSION_ID="(\d+.\d+))");
int pos = re.indexIn(data);
if (pos >= 0) {
return re.cap(1);
}
return "";
}
void TailsOS::showDataPersistenceDisabledWarning()
{
QMessageBox msgBox;
msgBox.setText(QObject::tr("Warning: persistence disabled"));
msgBox.setWindowTitle(QObject::tr("Warning: persistence disabled"));
msgBox.setInformativeText(
QObject::tr("WOWlet has detected that Tails persistence is "
"currently disabled. Any configurations and wallets you make inside "
"WOWlet will not be permanently saved."
"\n\n"
"Make sure to not save your wallet on the "
"filesystem, as it will be lost at shutdown."
"\n\n"
"To enable Tails persistence, setup an encrypted volume "
"and restart Tails. To gain a startup menu item, "
"enable dotfiles persistence."));
msgBox.setStandardButtons(QMessageBox::Ok);
msgBox.setDefaultButton(QMessageBox::Ok);
msgBox.setIconPixmap(QPixmap(":/images/tails-grey.png"));
msgBox.exec();
}
void TailsOS::persistXdgMime(const QString &filePath, const QString &data)
{
QFileInfo file(filePath);
QString tailsPath = tailsPathData + "dotfiles/.local/share/applications/";
// write to persistent volume
#ifdef QT_DEBUG
qDebug() << "Writing xdg mime: " << tailsPath + file.fileName();
#endif
QDir().mkpath(tailsPath); // ensure directory exists
Utils::fileWrite(tailsPath + file.fileName(), data);
// write to current session
#ifdef QT_DEBUG
qDebug() << "Writing xdg mime: " << file.filePath();
#endif
QDir().mkpath(file.path()); // ensure directory exists
Utils::fileWrite(file.filePath(), data);
}