vpd-manager/manager.cpp

#include "config.h"

#include "manager.hpp"

#include "parser.hpp"

#include <exception>
#include <fstream>
#include <iostream>
#include <nlohmann/json.hpp>
#include <vector>

namespace openpower
{
namespace vpd
{
namespace manager
{
Manager::Manager(sdbusplus::bus::bus&& bus, const char* busName,
                 const char* objPath, const char* iFace) :
    ServerObject<ManagerIface>(bus, objPath),
    _bus(std::move(bus)), _manager(_bus, objPath)
{
    _bus.request_name(busName);
}

void Manager::run()
{
    try
    {
        processJSON();
    }
    catch (const std::exception& e)
    {
        std::cerr << e.what() << "\n";
    }

    while (true)
    {
        _bus.process_discard();

        // wait for event
        _bus.wait();
    }
}

void Manager::processJSON()
{
    std::ifstream json(INVENTORY_JSON, std::ios::binary);

    if (!json)
    {
        throw std::runtime_error("json file not found");
    }

    jsonFile = nlohmann::json::parse(json);
    if (jsonFile.find("frus") == jsonFile.end())
    {
        throw std::runtime_error("frus group not found in json");
    }

    const nlohmann::json& groupFRUS =
        jsonFile["frus"].get_ref<const nlohmann::json::object_t&>();
    for (const auto& itemFRUS : groupFRUS.items())
    {
        const std::vector<nlohmann::json>& groupEEPROM =
            itemFRUS.value().get_ref<const nlohmann::json::array_t&>();
        for (const auto& itemEEPROM : groupEEPROM)
        {
            frus.emplace(itemEEPROM["inventoryPath"]
                             .get_ref<const nlohmann::json::string_t&>(),
                         itemFRUS.key());
        }
    }
}

void Manager::writeKeyword(const sdbusplus::message::object_path path,
                           const std::string recordName,
                           const std::string keyword, const Binary value)
{
    // implement the interface to write keyword VPD data
}

std::vector<sdbusplus::message::object_path>
    Manager::getFRUsByUnexpandedLocationCode(const std::string locationCode,
                                             const uint16_t nodeNumber)
{
    // implement the interface
}

std::vector<sdbusplus::message::object_path>
    Manager::getFRUsByExpandedLocationCode(const std::string locationCode)
{
    // implement the interface
}

std::string Manager::getExpandedLocationCode(const std::string locationCode,
                                             const uint16_t nodeNumber)
{
    // implement the interface
}

} // namespace manager
} // namespace vpd
} // namespace openpower