cold-redundancy/util.hpp

/*
// Copyright (c) 2019 Intel Corporation
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//      http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
*/

#pragma once
#include <boost/container/flat_map.hpp>
#include <sdbusplus/asio/connection.hpp>

#include <chrono>
#include <cstdint>
#include <iostream>

namespace CR
{

using BasicVariantType =
    std::variant<std::vector<std::string>, std::vector<uint64_t>,
                 std::vector<uint8_t>, std::string, int64_t, uint64_t, double,
                 int32_t, uint32_t, int16_t, uint16_t, uint8_t, bool>;

using PropertyMapType =
    boost::container::flat_map<std::string, BasicVariantType>;

using GetSubTreeType = std::vector<
    std::pair<std::string,
              std::vector<std::pair<std::string, std::vector<std::string>>>>>;

constexpr std::chrono::microseconds dbusTimeout(5000);
static std::string psuEventPath = "/xyz/openbmc_project/State/Decorator/";

enum class PSUState
{
    normal,
    acLost
};

/**
 * Getting PSU Event from PSU D-Bus interfaces
 *
 * @param[in] dbusConnection - D-Bus connection
 * @param[in] psuName - PSU name such as "PSU1"
 * @param[out] state - PSU state, normal or acLost
 */
void getPSUEvent(
    const std::shared_ptr<sdbusplus::asio::connection>& dbusConnection,
    const std::string& psuName, PSUState& state);

} // namespace CR