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Implement SetLocalRTC
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This commit is contained in:
Eugen Wissner 2024-06-29 16:01:57 +02:00
parent d75053b243
commit 8bf3a92cbc
Signed by: belka
GPG Key ID: A27FDC1E8EE902C0
2 changed files with 58 additions and 0 deletions
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55
src/timedate.cpp
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@ -45,6 +45,30 @@ static void slack_method_call(const Glib::RefPtr<Gio::DBus::Connection>& connect
invocation->return_error(Gio::DBus::Error{ Gio::DBus::Error::FAILED, filesystem_error.what() });
}
}
else if (method_name == "SetLocalRTC")
{
Glib::Variant<bool> local_rtc;
Glib::Variant<bool> fix_system;
Glib::Variant<bool> user_interaction;
parameters.get_child(local_rtc, 0);
parameters.get_child(fix_system, 1);
parameters.get_child(user_interaction, 2);
try
{
dlackware::timedate::set_local_rtc(local_rtc.get(), fix_system.get(), user_interaction.get());
invocation->return_value(Glib::VariantContainerBase());
}
catch (const std::system_error& error)
{
invocation->return_error(Gio::DBus::Error{ Gio::DBus::Error::FAILED, error.what() });
}
catch (const Glib::SpawnError& spawn_error)
{
invocation->return_error(Gio::DBus::Error{ Gio::DBus::Error::FAILED, spawn_error.what() });
}
}
else if (method_name == "SetTime")
{
Glib::Variant<gint64> usec_utc;
@ -285,6 +309,37 @@ namespace dlackware::timedate
}
}
void set_local_rtc(bool local_rtc, bool fix_system, bool)
{
std::ofstream hardwareclock{ "/etc/hardwareclock", std::ios::trunc };
std::string hwclock_argument;
hardwareclock << "# /etc/hardwareclock" << std::endl
<< "#" << std::endl
<< "# Tells how the hardware clock time is stored." << std::endl
<< "# You should run timeconfig to edit this file." << std::endl
<< std::endl;
if (local_rtc)
{
hwclock_argument = "--localtime";
hardwareclock << "localtime";
}
else
{
hwclock_argument = "--utc";
hardwareclock << "UTC";
}
hardwareclock << std::endl;
if (!fix_system)
{
Glib::spawn_sync("", std::vector<std::string>{ "/sbin/hwclock", hwclock_argument, "--hctosys" },
Glib::SpawnFlags::SPAWN_STDOUT_TO_DEV_NULL | Glib::SpawnFlags::SPAWN_STDERR_TO_DEV_NULL,
{}, nullptr, nullptr, static_cast<int *>(nullptr));
}
}
bool local_rtc()
{
std::ifstream fh{ "/etc/hardwareclock", std::ios::in };

3
src/timedate.h
View File

@ -65,6 +65,9 @@ namespace dlackware::timedate
// Throws std::system_error.
void set_time(std::int64_t seconds_since_epoch, bool relative, bool user_interaction);
// Controls whether the RTC is local time or UTC.
void set_local_rtc(bool local_rtc, bool fix_system, bool user_interaction);
class timedate1
{
const Gio::DBus::InterfaceVTable interface_vtable;