redfish-core/lib/message_registries.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 "app.hpp"
#include "query.hpp"
#include "registries.hpp"
#include "registries_selector.hpp"

#include <boost/url/format.hpp>

#include <array>

namespace redfish
{

inline void handleMessageRegistryFileCollectionGet(
    crow::App& app, const crow::Request& req,
    const std::shared_ptr<bmcweb::AsyncResp>& asyncResp)
{
    if (!redfish::setUpRedfishRoute(app, req, asyncResp))
    {
        return;
    }
    // Collections don't include the static data added by SubRoute
    // because it has a duplicate entry for members

    asyncResp->res.jsonValue["@odata.type"] =
        "#MessageRegistryFileCollection.MessageRegistryFileCollection";
    asyncResp->res.jsonValue["@odata.id"] = "/redfish/v1/Registries";
    asyncResp->res.jsonValue["Name"] = "MessageRegistryFile Collection";
    asyncResp->res.jsonValue["Description"] =
        "Collection of MessageRegistryFiles";

    nlohmann::json& members = asyncResp->res.jsonValue["Members"];

    static constexpr const auto registryFiles = std::to_array(
        {"Base", "TaskEvent", "ResourceEvent", "OpenBMC", "Telemetry",
         "HeartbeatEvent"});

    for (const char* memberName : registryFiles)
    {
        nlohmann::json::object_t member;
        member["@odata.id"] =
            boost::urls::format("/redfish/v1/Registries/{}", memberName);
        members.emplace_back(std::move(member));
    }
    asyncResp->res.jsonValue["Members@odata.count"] = members.size();
}

inline void requestRoutesMessageRegistryFileCollection(App& app)
{
    /**
     * Functions triggers appropriate requests on DBus
     */
    BMCWEB_ROUTE(app, "/redfish/v1/Registries/")
        .privileges(redfish::privileges::getMessageRegistryFileCollection)
        .methods(boost::beast::http::verb::get)(std::bind_front(
            handleMessageRegistryFileCollectionGet, std::ref(app)));
}

inline void handleMessageRoutesMessageRegistryFileGet(
    crow::App& app, const crow::Request& req,
    const std::shared_ptr<bmcweb::AsyncResp>& asyncResp,
    const std::string& registry)
{
    if (!redfish::setUpRedfishRoute(app, req, asyncResp))
    {
        return;
    }
    std::string dmtf = "DMTF ";
    std::optional<registries::HeaderAndUrl> headerAndUrl =
        registries::getRegistryHeaderAndUrlFromPrefix(registry);

    if (!headerAndUrl)
    {
        messages::resourceNotFound(asyncResp->res, "MessageRegistryFile",
                                   registry);
        return;
    }
    if (registry == "OpenBMC")
    {
        dmtf.clear();
    }
    const registries::Header& header = headerAndUrl->header;
    const char* url = headerAndUrl->url;

    asyncResp->res.jsonValue["@odata.id"] =
        boost::urls::format("/redfish/v1/Registries/{}", registry);
    asyncResp->res.jsonValue["@odata.type"] =
        "#MessageRegistryFile.v1_1_0.MessageRegistryFile";
    asyncResp->res.jsonValue["Name"] = registry + " Message Registry File";
    asyncResp->res.jsonValue["Description"] =
        dmtf + registry + " Message Registry File Location";
    asyncResp->res.jsonValue["Id"] = header.registryPrefix;
    asyncResp->res.jsonValue["Registry"] = header.id;
    nlohmann::json::array_t languages;
    languages.emplace_back(header.language);
    asyncResp->res.jsonValue["Languages@odata.count"] = languages.size();
    asyncResp->res.jsonValue["Languages"] = std::move(languages);
    nlohmann::json::array_t locationMembers;
    nlohmann::json::object_t location;
    location["Language"] = header.language;
    location["Uri"] = "/redfish/v1/Registries/" + registry + "/" + registry;

    if (url != nullptr)
    {
        location["PublicationUri"] = url;
    }
    locationMembers.emplace_back(std::move(location));
    asyncResp->res.jsonValue["Location@odata.count"] = locationMembers.size();
    asyncResp->res.jsonValue["Location"] = std::move(locationMembers);
}

inline void requestRoutesMessageRegistryFile(App& app)
{
    BMCWEB_ROUTE(app, "/redfish/v1/Registries/<str>/")
        .privileges(redfish::privileges::getMessageRegistryFile)
        .methods(boost::beast::http::verb::get)(std::bind_front(
            handleMessageRoutesMessageRegistryFileGet, std::ref(app)));
}

inline void handleMessageRegistryGet(
    crow::App& app, const crow::Request& req,
    const std::shared_ptr<bmcweb::AsyncResp>& asyncResp,
    const std::string& registry, const std::string& registryMatch)

{
    if (!redfish::setUpRedfishRoute(app, req, asyncResp))
    {
        return;
    }

    std::optional<registries::HeaderAndUrl> headerAndUrl =
        registries::getRegistryHeaderAndUrlFromPrefix(registry);
    if (!headerAndUrl)
    {
        messages::resourceNotFound(asyncResp->res, "MessageRegistryFile",
                                   registry);
        return;
    }

    const registries::Header& header = headerAndUrl->header;
    if (registry != registryMatch)
    {
        messages::resourceNotFound(asyncResp->res, header.type, registryMatch);
        return;
    }

    asyncResp->res.jsonValue["@Redfish.Copyright"] = header.copyright;
    asyncResp->res.jsonValue["@odata.type"] = header.type;
    asyncResp->res.jsonValue["Id"] = header.id;
    asyncResp->res.jsonValue["Name"] = header.name;
    asyncResp->res.jsonValue["Language"] = header.language;
    asyncResp->res.jsonValue["Description"] = header.description;
    asyncResp->res.jsonValue["RegistryPrefix"] = header.registryPrefix;
    asyncResp->res.jsonValue["RegistryVersion"] = header.registryVersion;
    asyncResp->res.jsonValue["OwningEntity"] = header.owningEntity;

    nlohmann::json& messageObj = asyncResp->res.jsonValue["Messages"];

    // Go through the Message Registry and populate each Message
    const std::span<const registries::MessageEntry> registryEntries =
        registries::getRegistryFromPrefix(registry);

    for (const registries::MessageEntry& message : registryEntries)
    {
        nlohmann::json& obj = messageObj[message.first];
        obj["Description"] = message.second.description;
        obj["Message"] = message.second.message;
        obj["Severity"] = message.second.messageSeverity;
        obj["MessageSeverity"] = message.second.messageSeverity;
        obj["NumberOfArgs"] = message.second.numberOfArgs;
        obj["Resolution"] = message.second.resolution;
        if (message.second.numberOfArgs > 0)
        {
            nlohmann::json& messageParamArray = obj["ParamTypes"];
            messageParamArray = nlohmann::json::array();
            for (const char* str : message.second.paramTypes)
            {
                if (str == nullptr)
                {
                    break;
                }
                messageParamArray.push_back(str);
            }
        }
    }
}

inline void requestRoutesMessageRegistry(App& app)
{
    BMCWEB_ROUTE(app, "/redfish/v1/Registries/<str>/<str>/")
        .privileges(redfish::privileges::getMessageRegistryFile)
        .methods(boost::beast::http::verb::get)(
            std::bind_front(handleMessageRegistryGet, std::ref(app)));
}
} // namespace redfish