hypervisor_state_manager.cpp

#include "config.h"

#include "hypervisor_state_manager.hpp"

#include <fmt/format.h>

#include <phosphor-logging/elog-errors.hpp>
#include <phosphor-logging/log.hpp>
#include <sdbusplus/exception.hpp>
#include <sdbusplus/server.hpp>

#include <fstream>
#include <iostream>
#include <map>
#include <string>

namespace phosphor
{
namespace state
{
namespace manager
{

// When you see server:: you know we're referencing our base class
namespace server = sdbusplus::xyz::openbmc_project::State::server;
using namespace phosphor::logging;
using sdbusplus::exception::SdBusError;

server::Host::Transition Hypervisor::requestedHostTransition(Transition value)
{
    log<level::INFO>(fmt::format("Hypervisor state transition request of {}",
                                 convertForMessage(value))
                         .c_str());

    // Only support the transition to On
    if (value != server::Host::Transition::On)
    {
        log<level::ERR>("Hypervisor state only supports a transition to On");
        // TODO raise appropriate error exception
        return server::Host::Transition::Off;
    }

    // This property is monitored by a separate application (for example PLDM)
    // which is responsible for propagating the On request to the hypervisor

    return server::Host::requestedHostTransition(value);
}

// TODO - Monitor BootProgress and update hypervisor state to Running if
//        OS is started

server::Host::HostState Hypervisor::currentHostState(HostState value)
{
    log<level::INFO>(
        fmt::format("Change to Hypervisor State: {}", convertForMessage(value))
            .c_str());
    return server::Host::currentHostState(value);
}

} // namespace manager
} // namespace state
} // namespace phosphor