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#pragma once
#include "basic_state.hpp"
#include "ready_state.hpp"
struct DeactivatingState : public BasicStateT<DeactivatingState>
{
static std::string_view stateName()
{
return "DeactivatingState";
}
template <class EventT>
DeactivatingState(interfaces::MountPointStateMachine& machine,
std::unique_ptr<resource::Process> process,
std::unique_ptr<resource::Gadget> gadget, EventT event) :
BasicStateT(machine),
process(std::move(process)), gadget(std::move(gadget))
{
handleEvent(std::move(event));
}
DeactivatingState(interfaces::MountPointStateMachine& machine,
std::unique_ptr<resource::Process> process,
std::unique_ptr<resource::Gadget> gadget) :
BasicStateT(machine),
process(std::move(process)), gadget(std::move(gadget))
{
}
std::unique_ptr<BasicState> onEnter() override
{
gadget = nullptr;
process = nullptr;
return nullptr;
}
std::unique_ptr<BasicState> handleEvent(UdevStateChangeEvent event)
{
udevStateChangeEvent = std::move(event);
return evaluate();
}
std::unique_ptr<BasicState> handleEvent(SubprocessStoppedEvent event)
{
subprocessStoppedEvent = std::move(event);
return evaluate();
}
template <class AnyEvent>
[[noreturn]] std::unique_ptr<BasicState> handleEvent(AnyEvent event)
{
LogMsg(Logger::Error, "Invalid event: ", event.eventName);
throw sdbusplus::exception::SdBusError(EBUSY, "Resource is busy");
}
private:
std::unique_ptr<BasicState> evaluate()
{
if (udevStateChangeEvent && subprocessStoppedEvent)
{
if (udevStateChangeEvent->devState == StateChange::removed)
{
LogMsg(Logger::Info, machine.getName(),
" udev StateChange::removed");
return std::make_unique<ReadyState>(machine);
}
else
{
LogMsg(Logger::Error, machine.getName(), " udev StateChange::",
static_cast<std::underlying_type_t<StateChange>>(
udevStateChangeEvent->devState));
return std::make_unique<ReadyState>(
machine, std::errc::connection_refused,
"Not expected udev state");
}
}
return nullptr;
}
std::unique_ptr<resource::Process> process;
std::unique_ptr<resource::Gadget> gadget;
std::optional<UdevStateChangeEvent> udevStateChangeEvent;
std::optional<SubprocessStoppedEvent> subprocessStoppedEvent;
};
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