kdeconnect-kde/core/dbushelper.cpp
2023-12-02 14:56:20 +01:00

146 lines
4.4 KiB
C++

/**
* SPDX-FileCopyrightText: 2014 Albert Vaca <albertvaka@gmail.com>
*
* SPDX-License-Identifier: GPL-2.0-only OR GPL-3.0-only OR LicenseRef-KDE-Accepted-GPL
*/
#include "dbushelper.h"
#include "core_debug.h"
#include <QCoreApplication>
#include <QDebug>
#include <QFile>
#include <QProcess>
#include <QRegularExpression>
#include <QStandardPaths>
#include <QUrl>
#include "kdeconnectconfig.h"
#ifdef Q_OS_MAC
#include <QRegularExpression>
#include <QRegularExpressionMatch>
#endif
namespace DBusHelper
{
#ifdef Q_OS_MAC
class DBusInstancePrivate
{
public:
DBusInstancePrivate();
~DBusInstancePrivate();
void launchDBusDaemon();
void closeDBusDaemon();
private:
QProcess *m_dbusProcess;
};
static DBusInstancePrivate dbusInstance;
#endif
void filterNonExportableCharacters(QString &s)
{
static QRegularExpression regexp(QStringLiteral("[^A-Za-z0-9_]"), QRegularExpression::CaseInsensitiveOption);
s.replace(regexp, QLatin1String("_"));
}
#ifdef Q_OS_MAC
void launchDBusDaemon()
{
dbusInstance.launchDBusDaemon();
qAddPostRoutine(closeDBusDaemon);
}
void closeDBusDaemon()
{
dbusInstance.closeDBusDaemon();
}
void macosUnsetLaunchctlEnv()
{
// Unset Launchd env
QProcess unsetLaunchdDBusEnv;
unsetLaunchdDBusEnv.setProgram(QStringLiteral("launchctl"));
unsetLaunchdDBusEnv.setArguments({QStringLiteral("unsetenv"), QStringLiteral(KDECONNECT_SESSION_DBUS_LAUNCHD_ENV)});
unsetLaunchdDBusEnv.start();
unsetLaunchdDBusEnv.waitForFinished();
}
void DBusInstancePrivate::launchDBusDaemon()
{
// Kill old dbus daemon
if (m_dbusProcess != nullptr)
closeDBusDaemon();
// Start dbus daemon
m_dbusProcess = new QProcess();
QString kdeconnectDBusConfiguration;
QString dbusDaemonExecutable = QStandardPaths::findExecutable(QStringLiteral("dbus-daemon"), {QCoreApplication::applicationDirPath()});
if (!dbusDaemonExecutable.isNull()) {
kdeconnectDBusConfiguration = QStandardPaths::locate(QStandardPaths::AppDataLocation, QStringLiteral("dbus-1/session.conf"));
} else {
// macOS Debug env
dbusDaemonExecutable = QLatin1String(qgetenv("craftRoot")) + QLatin1String("/../bin/dbus-daemon");
kdeconnectDBusConfiguration = QLatin1String(qgetenv("craftRoot")) + QLatin1String("/../share/dbus-1/session.conf");
}
m_dbusProcess->setProgram(dbusDaemonExecutable);
m_dbusProcess->setArguments({QStringLiteral("--print-address"),
QStringLiteral("--nofork"),
QStringLiteral("--config-file=") + kdeconnectDBusConfiguration,
QStringLiteral("--address=") + QStringLiteral(KDECONNECT_PRIVATE_DBUS_ADDR)});
m_dbusProcess->setWorkingDirectory(QCoreApplication::applicationDirPath());
m_dbusProcess->setStandardOutputFile(KdeConnectConfig::instance().privateDBusAddressPath());
m_dbusProcess->setStandardErrorFile(QProcess::nullDevice());
m_dbusProcess->start();
m_dbusProcess->waitForStarted(); // Avoid potential racing condition
#ifdef Q_OS_MAC
// Set launchctl env
QString privateDBusAddress = KdeConnectConfig::instance().privateDBusAddress();
QRegularExpressionMatch path;
if (privateDBusAddress.contains(QRegularExpression(QStringLiteral("path=(?<path>/tmp/dbus-[A-Za-z0-9]+)")), &path)) {
qCDebug(KDECONNECT_CORE) << "DBus address: " << path.captured(QStringLiteral("path"));
QProcess setLaunchdDBusEnv;
setLaunchdDBusEnv.setProgram(QStringLiteral("launchctl"));
setLaunchdDBusEnv.setArguments({QStringLiteral("setenv"), QStringLiteral(KDECONNECT_SESSION_DBUS_LAUNCHD_ENV), path.captured(QStringLiteral("path"))});
setLaunchdDBusEnv.start();
setLaunchdDBusEnv.waitForFinished();
} else {
qCDebug(KDECONNECT_CORE) << "Cannot get dbus address";
}
#endif
}
void DBusInstancePrivate::closeDBusDaemon()
{
if (m_dbusProcess != nullptr) {
m_dbusProcess->terminate();
m_dbusProcess->waitForFinished();
delete m_dbusProcess;
m_dbusProcess = nullptr;
QFile privateDBusAddressFile(KdeConnectConfig::instance().privateDBusAddressPath());
if (privateDBusAddressFile.exists())
privateDBusAddressFile.resize(0);
macosUnsetLaunchctlEnv();
}
}
DBusInstancePrivate::DBusInstancePrivate()
: m_dbusProcess(nullptr)
{
}
DBusInstancePrivate::~DBusInstancePrivate()
{
closeDBusDaemon();
}
#endif
}