item_updater.cpp

#include <phosphor-logging/log.hpp>
#include "config.h"
#include "item_updater.hpp"

namespace openpower
{
namespace software
{
namespace updater
{

using namespace phosphor::logging;

int ItemUpdater::createActivation(sd_bus_message* msg,
                                  void* userData,
                                  sd_bus_error* retErr)
{
    auto* updater = static_cast<ItemUpdater*>(userData);
    auto mapper = updater->busItem.new_method_call(
            MAPPER_BUSNAME,
            MAPPER_PATH,
            MAPPER_INTERFACE,
            "GetSubTreePaths");
    mapper.append(SOFTWARE_OBJPATH,
                  1, // Depth
                  std::vector<std::string>({VERSION_IFACE}));

    auto mapperResponseMsg = updater->busItem.call(mapper);
    if (mapperResponseMsg.is_method_error())
    {
        log<level::ERR>("Error in mapper call",
                        entry("PATH=%s", SOFTWARE_OBJPATH),
                        entry("INTERFACE=%s", VERSION_IFACE));
        return -1;
    }

    std::vector<std::string> mapperResponse;
    mapperResponseMsg.read(mapperResponse);
    if (mapperResponse.empty())
    {
        log<level::ERR>("Error reading mapper response",
                        entry("PATH=%s", SOFTWARE_OBJPATH),
                        entry("INTERFACE=%s", VERSION_IFACE));
        return -1;
    }

    for (const auto& resp : mapperResponse)
    {
        // Version id is the last item in the path
        auto pos = resp.rfind("/");
        if (pos == std::string::npos)
        {
            log<level::ERR>("No version id found in object path",
                    entry("OBJPATH=%s", resp));
            return -1;
        }

        auto versionId = resp.substr(pos + 1);
        if (updater->activations.find(versionId) == updater->activations.end())
        {
            updater->activations.insert(std::make_pair(
                    versionId,
                    std::make_unique<Activation>(
                            updater->busItem,
                            resp)));
        }
    }
    return 0;
}

} // namespace updater
} // namespace software
} // namespace openpower