/*
Copyright (c) 2018 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 "bmcweb_config.h"

#include "app.hpp"
#include "dbus_singleton.hpp"
#include "dbus_utility.hpp"
#include "generated/enums/action_info.hpp"
#include "generated/enums/computer_system.hpp"
#include "generated/enums/open_bmc_computer_system.hpp"
#include "generated/enums/resource.hpp"
#include "hypervisor_system.hpp"
#include "led.hpp"
#include "query.hpp"
#include "redfish_util.hpp"
#include "registries/privilege_registry.hpp"
#include "utils/dbus_utils.hpp"
#include "utils/json_utils.hpp"
#include "utils/pcie_util.hpp"
#include "utils/sw_utils.hpp"
#include "utils/time_utils.hpp"

#include <boost/asio/error.hpp>
#include <boost/container/flat_map.hpp>
#include <boost/system/error_code.hpp>
#include <boost/system/linux_error.hpp>
#include <boost/url/format.hpp>
#include <sdbusplus/asio/property.hpp>
#include <sdbusplus/message.hpp>
#include <sdbusplus/unpack_properties.hpp>

#include <array>
#include <memory>
#include <string>
#include <string_view>
#include <utility>
#include <variant>
#include <vector>

namespace redfish
{

const static std::array<std::pair<std::string_view, std::string_view>, 2>
    protocolToDBusForSystems{
        {{"SSH", "obmc-console-ssh"}, {"IPMI", "phosphor-ipmi-net"}}};

/**
 * @brief Updates the Functional State of DIMMs
 *
 * @param[in] asyncResp Shared pointer for completing asynchronous calls
 * @param[in] dimmState Dimm's Functional state, true/false
 *
 * @return None.
 */
inline void updateDimmProperties(
    const std::shared_ptr<bmcweb::AsyncResp>& asyncResp, bool isDimmFunctional)
{
    BMCWEB_LOG_DEBUG("Dimm Functional: {}", isDimmFunctional);

    // Set it as Enabled if at least one DIMM is functional
    // Update STATE only if previous State was DISABLED and current Dimm is
    // ENABLED.
    const nlohmann::json& prevMemSummary =
        asyncResp->res.jsonValue["MemorySummary"]["Status"]["State"];
    if (prevMemSummary == "Disabled")
    {
        if (isDimmFunctional)
        {
            asyncResp->res.jsonValue["MemorySummary"]["Status"]["State"] =
                "Enabled";
        }
    }
}

/*
 * @brief Update "ProcessorSummary" "Status" "State" based on
 *        CPU Functional State
 *
 * @param[in] asyncResp Shared pointer for completing asynchronous calls
 * @param[in] cpuFunctionalState is CPU functional true/false
 *
 * @return None.
 */
inline void modifyCpuFunctionalState(
    const std::shared_ptr<bmcweb::AsyncResp>& asyncResp, bool isCpuFunctional)
{
    BMCWEB_LOG_DEBUG("Cpu Functional: {}", isCpuFunctional);

    const nlohmann::json& prevProcState =
        asyncResp->res.jsonValue["ProcessorSummary"]["Status"]["State"];

    // Set it as Enabled if at least one CPU is functional
    // Update STATE only if previous State was Non_Functional and current CPU is
    // Functional.
    if (prevProcState == "Disabled")
    {
        if (isCpuFunctional)
        {
            asyncResp->res.jsonValue["ProcessorSummary"]["Status"]["State"] =
                "Enabled";
        }
    }
}

/*
 * @brief Update "ProcessorSummary" "Count" based on Cpu PresenceState
 *
 * @param[in] asyncResp Shared pointer for completing asynchronous calls
 * @param[in] cpuPresenceState CPU present or not
 *
 * @return None.
 */
inline void modifyCpuPresenceState(
    const std::shared_ptr<bmcweb::AsyncResp>& asyncResp, bool isCpuPresent)
{
    BMCWEB_LOG_DEBUG("Cpu Present: {}", isCpuPresent);

    if (isCpuPresent)
    {
        nlohmann::json& procCount =
            asyncResp->res.jsonValue["ProcessorSummary"]["Count"];
        auto* procCountPtr =
            procCount.get_ptr<nlohmann::json::number_integer_t*>();
        if (procCountPtr != nullptr)
        {
            // shouldn't be possible to be nullptr
            *procCountPtr += 1;
        }
    }
}

inline void getProcessorProperties(
    const std::shared_ptr<bmcweb::AsyncResp>& asyncResp,
    const std::vector<std::pair<std::string, dbus::utility::DbusVariantType>>&
        properties)
{
    BMCWEB_LOG_DEBUG("Got {} Cpu properties.", properties.size());

    // TODO: Get Model

    const uint16_t* coreCount = nullptr;

    const bool success = sdbusplus::unpackPropertiesNoThrow(
        dbus_utils::UnpackErrorPrinter(), properties, "CoreCount", coreCount);

    if (!success)
    {
        messages::internalError(asyncResp->res);
        return;
    }

    if (coreCount != nullptr)
    {
        nlohmann::json& coreCountJson =
            asyncResp->res.jsonValue["ProcessorSummary"]["CoreCount"];
        uint64_t* coreCountJsonPtr = coreCountJson.get_ptr<uint64_t*>();

        if (coreCountJsonPtr == nullptr)
        {
            coreCountJson = *coreCount;
        }
        else
        {
            *coreCountJsonPtr += *coreCount;
        }
    }
}

/*
 * @brief Get ProcessorSummary fields
 *
 * @param[in] asyncResp Shared pointer for completing asynchronous calls
 * @param[in] service dbus service for Cpu Information
 * @param[in] path dbus path for Cpu
 *
 * @return None.
 */
inline void
    getProcessorSummary(const std::shared_ptr<bmcweb::AsyncResp>& asyncResp,
                        const std::string& service, const std::string& path)
{
    auto getCpuPresenceState = [asyncResp](const boost::system::error_code& ec3,
                                           const bool cpuPresenceCheck) {
        if (ec3)
        {
            BMCWEB_LOG_ERROR("DBUS response error {}", ec3);
            return;
        }
        modifyCpuPresenceState(asyncResp, cpuPresenceCheck);
    };

    // Get the Presence of CPU
    sdbusplus::asio::getProperty<bool>(
        *crow::connections::systemBus, service, path,
        "xyz.openbmc_project.Inventory.Item", "Present",
        std::move(getCpuPresenceState));

    sdbusplus::asio::getAllProperties(
        *crow::connections::systemBus, service, path,
        "xyz.openbmc_project.Inventory.Item.Cpu",
        [asyncResp, service,
         path](const boost::system::error_code& ec2,
               const dbus::utility::DBusPropertiesMap& properties) {
            if (ec2)
            {
                BMCWEB_LOG_ERROR("DBUS response error {}", ec2);
                messages::internalError(asyncResp->res);
                return;
            }
            getProcessorProperties(asyncResp, properties);
        });
}

/*
 * @brief processMemoryProperties fields
 *
 * @param[in] asyncResp Shared pointer for completing asynchronous calls
 * @param[in] DBUS properties for memory
 *
 * @return None.
 */
inline void
    processMemoryProperties(const std::shared_ptr<bmcweb::AsyncResp>& asyncResp,
                            const dbus::utility::DBusPropertiesMap& properties)
{
    BMCWEB_LOG_DEBUG("Got {} Dimm properties.", properties.size());

    if (properties.empty())
    {
        return;
    }

    const size_t* memorySizeInKB = nullptr;

    const bool success = sdbusplus::unpackPropertiesNoThrow(
        dbus_utils::UnpackErrorPrinter(), properties, "MemorySizeInKB",
        memorySizeInKB);

    if (!success)
    {
        messages::internalError(asyncResp->res);
        return;
    }

    if (memorySizeInKB != nullptr)
    {
        nlohmann::json& totalMemory =
            asyncResp->res.jsonValue["MemorySummary"]["TotalSystemMemoryGiB"];
        const double* preValue = totalMemory.get_ptr<const double*>();
        if (preValue == nullptr)
        {
            asyncResp->res.jsonValue["MemorySummary"]["TotalSystemMemoryGiB"] =
                static_cast<double>(*memorySizeInKB) / (1024 * 1024);
        }
        else
        {
            asyncResp->res.jsonValue["MemorySummary"]["TotalSystemMemoryGiB"] =
                static_cast<double>(*memorySizeInKB) / (1024 * 1024) +
                *preValue;
        }
    }
}

/*
 * @brief Get getMemorySummary fields
 *
 * @param[in] asyncResp Shared pointer for completing asynchronous calls
 * @param[in] service dbus service for memory Information
 * @param[in] path dbus path for memory
 *
 * @return None.
 */
inline void
    getMemorySummary(const std::shared_ptr<bmcweb::AsyncResp>& asyncResp,
                     const std::string& service, const std::string& path)
{
    sdbusplus::asio::getAllProperties(
        *crow::connections::systemBus, service, path,
        "xyz.openbmc_project.Inventory.Item.Dimm",
        [asyncResp, service,
         path](const boost::system::error_code& ec2,
               const dbus::utility::DBusPropertiesMap& properties) {
            if (ec2)
            {
                BMCWEB_LOG_ERROR("DBUS response error {}", ec2);
                messages::internalError(asyncResp->res);
                return;
            }
            processMemoryProperties(asyncResp, properties);
        });
}

inline void afterGetUUID(const std::shared_ptr<bmcweb::AsyncResp>& asyncResp,
                         const boost::system::error_code& ec,
                         const dbus::utility::DBusPropertiesMap& properties)
{
    if (ec)
    {
        BMCWEB_LOG_ERROR("DBUS response error {}", ec);
        messages::internalError(asyncResp->res);
        return;
    }
    BMCWEB_LOG_DEBUG("Got {} UUID properties.", properties.size());

    const std::string* uUID = nullptr;

    const bool success = sdbusplus::unpackPropertiesNoThrow(
        dbus_utils::UnpackErrorPrinter(), properties, "UUID", uUID);

    if (!success)
    {
        messages::internalError(asyncResp->res);
        return;
    }

    if (uUID != nullptr)
    {
        std::string valueStr = *uUID;
        if (valueStr.size() == 32)
        {
            valueStr.insert(8, 1, '-');
            valueStr.insert(13, 1, '-');
            valueStr.insert(18, 1, '-');
            valueStr.insert(23, 1, '-');
        }
        BMCWEB_LOG_DEBUG("UUID = {}", valueStr);
        asyncResp->res.jsonValue["UUID"] = valueStr;
    }
}

inline void
    afterGetInventory(const std::shared_ptr<bmcweb::AsyncResp>& asyncResp,
                      const boost::system::error_code& ec,
                      const dbus::utility::DBusPropertiesMap& propertiesList)
{
    if (ec)
    {
        // doesn't have to include this
        // interface
        return;
    }
    BMCWEB_LOG_DEBUG("Got {} properties for system", propertiesList.size());

    const std::string* partNumber = nullptr;
    const std::string* serialNumber = nullptr;
    const std::string* manufacturer = nullptr;
    const std::string* model = nullptr;
    const std::string* subModel = nullptr;

    const bool success = sdbusplus::unpackPropertiesNoThrow(
        dbus_utils::UnpackErrorPrinter(), propertiesList, "PartNumber",
        partNumber, "SerialNumber", serialNumber, "Manufacturer", manufacturer,
        "Model", model, "SubModel", subModel);

    if (!success)
    {
        messages::internalError(asyncResp->res);
        return;
    }

    if (partNumber != nullptr)
    {
        asyncResp->res.jsonValue["PartNumber"] = *partNumber;
    }

    if (serialNumber != nullptr)
    {
        asyncResp->res.jsonValue["SerialNumber"] = *serialNumber;
    }

    if (manufacturer != nullptr)
    {
        asyncResp->res.jsonValue["Manufacturer"] = *manufacturer;
    }

    if (model != nullptr)
    {
        asyncResp->res.jsonValue["Model"] = *model;
    }

    if (subModel != nullptr)
    {
        asyncResp->res.jsonValue["SubModel"] = *subModel;
    }

    // Grab the bios version
    sw_util::populateSoftwareInformation(asyncResp, sw_util::biosPurpose,
                                         "BiosVersion", false);
}

inline void afterGetAssetTag(
    const std::shared_ptr<bmcweb::AsyncResp>& asyncResp,
    const boost::system::error_code& ec, const std::string& value)
{
    if (ec)
    {
        // doesn't have to include this
        // interface
        return;
    }

    asyncResp->res.jsonValue["AssetTag"] = value;
}

inline void afterSystemGetSubTree(
    const std::shared_ptr<bmcweb::AsyncResp>& asyncResp,
    const boost::system::error_code& ec,
    const dbus::utility::MapperGetSubTreeResponse& subtree)
{
    if (ec)
    {
        BMCWEB_LOG_ERROR("DBUS response error {}", ec);
        messages::internalError(asyncResp->res);
        return;
    }
    // Iterate over all retrieved ObjectPaths.
    for (const std::pair<
             std::string,
             std::vector<std::pair<std::string, std::vector<std::string>>>>&
             object : subtree)
    {
        const std::string& path = object.first;
        BMCWEB_LOG_DEBUG("Got path: {}", path);
        const std::vector<std::pair<std::string, std::vector<std::string>>>&
            connectionNames = object.second;
        if (connectionNames.empty())
        {
            continue;
        }

        // This is not system, so check if it's cpu, dimm, UUID or
        // BiosVer
        for (const auto& connection : connectionNames)
        {
            for (const auto& interfaceName : connection.second)
            {
                if (interfaceName == "xyz.openbmc_project.Inventory.Item.Dimm")
                {
                    BMCWEB_LOG_DEBUG("Found Dimm, now get its properties.");

                    getMemorySummary(asyncResp, connection.first, path);
                }
                else if (interfaceName ==
                         "xyz.openbmc_project.Inventory.Item.Cpu")
                {
                    BMCWEB_LOG_DEBUG("Found Cpu, now get its properties.");

                    getProcessorSummary(asyncResp, connection.first, path);
                }
                else if (interfaceName == "xyz.openbmc_project.Common.UUID")
                {
                    BMCWEB_LOG_DEBUG("Found UUID, now get its properties.");

                    sdbusplus::asio::getAllProperties(
                        *crow::connections::systemBus, connection.first, path,
                        "xyz.openbmc_project.Common.UUID",
                        [asyncResp](const boost::system::error_code& ec3,
                                    const dbus::utility::DBusPropertiesMap&
                                        properties) {
                            afterGetUUID(asyncResp, ec3, properties);
                        });
                }
                else if (interfaceName ==
                         "xyz.openbmc_project.Inventory.Item.System")
                {
                    sdbusplus::asio::getAllProperties(
                        *crow::connections::systemBus, connection.first, path,
                        "xyz.openbmc_project.Inventory.Decorator.Asset",
                        [asyncResp](const boost::system::error_code& ec3,
                                    const dbus::utility::DBusPropertiesMap&
                                        properties) {
                            afterGetInventory(asyncResp, ec3, properties);
                        });

                    sdbusplus::asio::getProperty<std::string>(
                        *crow::connections::systemBus, connection.first, path,
                        "xyz.openbmc_project.Inventory.Decorator."
                        "AssetTag",
                        "AssetTag",
                        std::bind_front(afterGetAssetTag, asyncResp));
                }
            }
        }
    }
}

/*
 * @brief Retrieves computer system properties over dbus
 *
 * @param[in] asyncResp Shared pointer for completing asynchronous calls
 *
 * @return None.
 */
inline void
    getComputerSystem(const std::shared_ptr<bmcweb::AsyncResp>& asyncResp)
{
    BMCWEB_LOG_DEBUG("Get available system components.");
    constexpr std::array<std::string_view, 5> interfaces = {
        "xyz.openbmc_project.Inventory.Decorator.Asset",
        "xyz.openbmc_project.Inventory.Item.Cpu",
        "xyz.openbmc_project.Inventory.Item.Dimm",
        "xyz.openbmc_project.Inventory.Item.System",
        "xyz.openbmc_project.Common.UUID",
    };
    dbus::utility::getSubTree(
        "/xyz/openbmc_project/inventory", 0, interfaces,
        std::bind_front(afterSystemGetSubTree, asyncResp));
}

/**
 * @brief Retrieves host state properties over dbus
 *
 * @param[in] asyncResp     Shared pointer for completing asynchronous calls.
 *
 * @return None.
 */
inline void getHostState(const std::shared_ptr<bmcweb::AsyncResp>& asyncResp)
{
    BMCWEB_LOG_DEBUG("Get host information.");
    sdbusplus::asio::getProperty<std::string>(
        *crow::connections::systemBus, "xyz.openbmc_project.State.Host",
        "/xyz/openbmc_project/state/host0", "xyz.openbmc_project.State.Host",
        "CurrentHostState",
        [asyncResp](const boost::system::error_code& ec,
                    const std::string& hostState) {
            if (ec)
            {
                if (ec == boost::system::errc::host_unreachable)
                {
                    // Service not available, no error, just don't return
                    // host state info
                    BMCWEB_LOG_DEBUG("Service not available {}", ec);
                    return;
                }
                BMCWEB_LOG_ERROR("DBUS response error {}", ec);
                messages::internalError(asyncResp->res);
                return;
            }

            BMCWEB_LOG_DEBUG("Host state: {}", hostState);
            // Verify Host State
            if (hostState == "xyz.openbmc_project.State.Host.HostState.Running")
            {
                asyncResp->res.jsonValue["PowerState"] =
                    resource::PowerState::On;
                asyncResp->res.jsonValue["Status"]["State"] =
                    resource::State::Enabled;
            }
            else if (hostState ==
                     "xyz.openbmc_project.State.Host.HostState.Quiesced")
            {
                asyncResp->res.jsonValue["PowerState"] =
                    resource::PowerState::On;
                asyncResp->res.jsonValue["Status"]["State"] =
                    resource::State::Quiesced;
            }
            else if (hostState ==
                     "xyz.openbmc_project.State.Host.HostState.DiagnosticMode")
            {
                asyncResp->res.jsonValue["PowerState"] =
                    resource::PowerState::On;
                asyncResp->res.jsonValue["Status"]["State"] =
                    resource::State::InTest;
            }
            else if (
                hostState ==
                "xyz.openbmc_project.State.Host.HostState.TransitioningToRunning")
            {
                asyncResp->res.jsonValue["PowerState"] =
                    resource::PowerState::PoweringOn;
                asyncResp->res.jsonValue["Status"]["State"] =
                    resource::State::Starting;
            }
            else if (
                hostState ==
                "xyz.openbmc_project.State.Host.HostState.TransitioningToOff")
            {
                asyncResp->res.jsonValue["PowerState"] =
                    resource::PowerState::PoweringOff;
                asyncResp->res.jsonValue["Status"]["State"] =
                    resource::State::Disabled;
            }
            else
            {
                asyncResp->res.jsonValue["PowerState"] =
                    resource::PowerState::Off;
                asyncResp->res.jsonValue["Status"]["State"] =
                    resource::State::Disabled;
            }
        });
}

/**
 * @brief Translates boot source DBUS property value to redfish.
 *
 * @param[in] dbusSource    The boot source in DBUS speak.
 *
 * @return Returns as a string, the boot source in Redfish terms. If translation
 * cannot be done, returns an empty string.
 */
inline std::string dbusToRfBootSource(const std::string& dbusSource)
{
    if (dbusSource == "xyz.openbmc_project.Control.Boot.Source.Sources.Default")
    {
        return "None";
    }
    if (dbusSource == "xyz.openbmc_project.Control.Boot.Source.Sources.Disk")
    {
        return "Hdd";
    }
    if (dbusSource ==
        "xyz.openbmc_project.Control.Boot.Source.Sources.ExternalMedia")
    {
        return "Cd";
    }
    if (dbusSource == "xyz.openbmc_project.Control.Boot.Source.Sources.Network")
    {
        return "Pxe";
    }
    if (dbusSource ==
        "xyz.openbmc_project.Control.Boot.Source.Sources.RemovableMedia")
    {
        return "Usb";
    }
    return "";
}

/**
 * @brief Translates boot type DBUS property value to redfish.
 *
 * @param[in] dbusType    The boot type in DBUS speak.
 *
 * @return Returns as a string, the boot type in Redfish terms. If translation
 * cannot be done, returns an empty string.
 */
inline std::string dbusToRfBootType(const std::string& dbusType)
{
    if (dbusType == "xyz.openbmc_project.Control.Boot.Type.Types.Legacy")
    {
        return "Legacy";
    }
    if (dbusType == "xyz.openbmc_project.Control.Boot.Type.Types.EFI")
    {
        return "UEFI";
    }
    return "";
}

/**
 * @brief Translates boot mode DBUS property value to redfish.
 *
 * @param[in] dbusMode    The boot mode in DBUS speak.
 *
 * @return Returns as a string, the boot mode in Redfish terms. If translation
 * cannot be done, returns an empty string.
 */
inline std::string dbusToRfBootMode(const std::string& dbusMode)
{
    if (dbusMode == "xyz.openbmc_project.Control.Boot.Mode.Modes.Regular")
    {
        return "None";
    }
    if (dbusMode == "xyz.openbmc_project.Control.Boot.Mode.Modes.Safe")
    {
        return "Diags";
    }
    if (dbusMode == "xyz.openbmc_project.Control.Boot.Mode.Modes.Setup")
    {
        return "BiosSetup";
    }
    return "";
}

/**
 * @brief Translates boot progress DBUS property value to redfish.
 *
 * @param[in] dbusBootProgress    The boot progress in DBUS speak.
 *
 * @return Returns as a string, the boot progress in Redfish terms. If
 *         translation cannot be done, returns "None".
 */
inline std::string dbusToRfBootProgress(const std::string& dbusBootProgress)
{
    // Now convert the D-Bus BootProgress to the appropriate Redfish
    // enum
    std::string rfBpLastState = "None";
    if (dbusBootProgress == "xyz.openbmc_project.State.Boot.Progress."
                            "ProgressStages.Unspecified")
    {
        rfBpLastState = "None";
    }
    else if (dbusBootProgress ==
             "xyz.openbmc_project.State.Boot.Progress.ProgressStages."
             "PrimaryProcInit")
    {
        rfBpLastState = "PrimaryProcessorInitializationStarted";
    }
    else if (dbusBootProgress ==
             "xyz.openbmc_project.State.Boot.Progress.ProgressStages."
             "BusInit")
    {
        rfBpLastState = "BusInitializationStarted";
    }
    else if (dbusBootProgress ==
             "xyz.openbmc_project.State.Boot.Progress.ProgressStages."
             "MemoryInit")
    {
        rfBpLastState = "MemoryInitializationStarted";
    }
    else if (dbusBootProgress ==
             "xyz.openbmc_project.State.Boot.Progress.ProgressStages."
             "SecondaryProcInit")
    {
        rfBpLastState = "SecondaryProcessorInitializationStarted";
    }
    else if (dbusBootProgress ==
             "xyz.openbmc_project.State.Boot.Progress.ProgressStages."
             "PCIInit")
    {
        rfBpLastState = "PCIResourceConfigStarted";
    }
    else if (dbusBootProgress ==
             "xyz.openbmc_project.State.Boot.Progress.ProgressStages."
             "SystemSetup")
    {
        rfBpLastState = "SetupEntered";
    }
    else if (dbusBootProgress ==
             "xyz.openbmc_project.State.Boot.Progress.ProgressStages."
             "SystemInitComplete")
    {
        rfBpLastState = "SystemHardwareInitializationComplete";
    }
    else if (dbusBootProgress ==
             "xyz.openbmc_project.State.Boot.Progress.ProgressStages."
             "OSStart")
    {
        rfBpLastState = "OSBootStarted";
    }
    else if (dbusBootProgress ==
             "xyz.openbmc_project.State.Boot.Progress.ProgressStages."
             "OSRunning")
    {
        rfBpLastState = "OSRunning";
    }
    else
    {
        BMCWEB_LOG_DEBUG("Unsupported D-Bus BootProgress {}", dbusBootProgress);
        // Just return the default
    }
    return rfBpLastState;
}

/**
 * @brief Translates boot source from Redfish to the DBus boot paths.
 *
 * @param[in] rfSource    The boot source in Redfish.
 * @param[out] bootSource The DBus source
 * @param[out] bootMode   the DBus boot mode
 *
 * @return Integer error code.
 */
inline int assignBootParameters(
    const std::shared_ptr<bmcweb::AsyncResp>& asyncResp,
    const std::string& rfSource, std::string& bootSource, std::string& bootMode)
{
    bootSource = "xyz.openbmc_project.Control.Boot.Source.Sources.Default";
    bootMode = "xyz.openbmc_project.Control.Boot.Mode.Modes.Regular";

    if (rfSource == "None")
    {
        return 0;
    }
    if (rfSource == "Pxe")
    {
        bootSource = "xyz.openbmc_project.Control.Boot.Source.Sources.Network";
    }
    else if (rfSource == "Hdd")
    {
        bootSource = "xyz.openbmc_project.Control.Boot.Source.Sources.Disk";
    }
    else if (rfSource == "Diags")
    {
        bootMode = "xyz.openbmc_project.Control.Boot.Mode.Modes.Safe";
    }
    else if (rfSource == "Cd")
    {
        bootSource =
            "xyz.openbmc_project.Control.Boot.Source.Sources.ExternalMedia";
    }
    else if (rfSource == "BiosSetup")
    {
        bootMode = "xyz.openbmc_project.Control.Boot.Mode.Modes.Setup";
    }
    else if (rfSource == "Usb")
    {
        bootSource =
            "xyz.openbmc_project.Control.Boot.Source.Sources.RemovableMedia";
    }
    else
    {
        BMCWEB_LOG_DEBUG(
            "Invalid property value for BootSourceOverrideTarget: {}",
            bootSource);
        messages::propertyValueNotInList(asyncResp->res, rfSource,
                                         "BootSourceTargetOverride");
        return -1;
    }
    return 0;
}

/**
 * @brief Retrieves boot progress of the system
 *
 * @param[in] asyncResp  Shared pointer for generating response message.
 *
 * @return None.
 */
inline void getBootProgress(const std::shared_ptr<bmcweb::AsyncResp>& asyncResp)
{
    sdbusplus::asio::getProperty<std::string>(
        *crow::connections::systemBus, "xyz.openbmc_project.State.Host",
        "/xyz/openbmc_project/state/host0",
        "xyz.openbmc_project.State.Boot.Progress", "BootProgress",
        [asyncResp](const boost::system::error_code& ec,
                    const std::string& bootProgressStr) {
            if (ec)
            {
                // BootProgress is an optional object so just do nothing if
                // not found
                return;
            }

            BMCWEB_LOG_DEBUG("Boot Progress: {}", bootProgressStr);

            asyncResp->res.jsonValue["BootProgress"]["LastState"] =
                dbusToRfBootProgress(bootProgressStr);
        });
}

/**
 * @brief Retrieves boot progress Last Update of the system
 *
 * @param[in] asyncResp  Shared pointer for generating response message.
 *
 * @return None.
 */
inline void getBootProgressLastStateTime(
    const std::shared_ptr<bmcweb::AsyncResp>& asyncResp)
{
    sdbusplus::asio::getProperty<uint64_t>(
        *crow::connections::systemBus, "xyz.openbmc_project.State.Host",
        "/xyz/openbmc_project/state/host0",
        "xyz.openbmc_project.State.Boot.Progress", "BootProgressLastUpdate",
        [asyncResp](const boost::system::error_code& ec,
                    const uint64_t lastStateTime) {
            if (ec)
            {
                BMCWEB_LOG_DEBUG("D-BUS response error {}", ec);
                return;
            }

            // BootProgressLastUpdate is the last time the BootProgress property
            // was updated. The time is the Epoch time, number of microseconds
            // since 1 Jan 1970 00::00::00 UTC."
            // https://github.com/openbmc/phosphor-dbus-interfaces/blob/master/
            // yaml/xyz/openbmc_project/State/Boot/Progress.interface.yaml#L11

            // Convert to ISO 8601 standard
            asyncResp->res.jsonValue["BootProgress"]["LastStateTime"] =
                redfish::time_utils::getDateTimeUintUs(lastStateTime);
        });
}

/**
 * @brief Retrieves boot override type over DBUS and fills out the response
 *
 * @param[in] asyncResp         Shared pointer for generating response message.
 *
 * @return None.
 */

inline void
    getBootOverrideType(const std::shared_ptr<bmcweb::AsyncResp>& asyncResp)
{
    sdbusplus::asio::getProperty<std::string>(
        *crow::connections::systemBus, "xyz.openbmc_project.Settings",
        "/xyz/openbmc_project/control/host0/boot",
        "xyz.openbmc_project.Control.Boot.Type", "BootType",
        [asyncResp](const boost::system::error_code& ec,
                    const std::string& bootType) {
            if (ec)
            {
                // not an error, don't have to have the interface
                return;
            }

            BMCWEB_LOG_DEBUG("Boot type: {}", bootType);

            asyncResp->res
                .jsonValue["Boot"]
                          ["BootSourceOverrideMode@Redfish.AllowableValues"] =
                nlohmann::json::array_t({"Legacy", "UEFI"});

            auto rfType = dbusToRfBootType(bootType);
            if (rfType.empty())
            {
                messages::internalError(asyncResp->res);
                return;
            }

            asyncResp->res.jsonValue["Boot"]["BootSourceOverrideMode"] = rfType;
        });
}

/**
 * @brief Retrieves boot override mode over DBUS and fills out the response
 *
 * @param[in] asyncResp         Shared pointer for generating response message.
 *
 * @return None.
 */

inline void
    getBootOverrideMode(const std::shared_ptr<bmcweb::AsyncResp>& asyncResp)
{
    sdbusplus::asio::getProperty<std::string>(
        *crow::connections::systemBus, "xyz.openbmc_project.Settings",
        "/xyz/openbmc_project/control/host0/boot",
        "xyz.openbmc_project.Control.Boot.Mode", "BootMode",
        [asyncResp](const boost::system::error_code& ec,
                    const std::string& bootModeStr) {
            if (ec)
            {
                BMCWEB_LOG_ERROR("DBUS response error {}", ec);
                messages::internalError(asyncResp->res);
                return;
            }

            BMCWEB_LOG_DEBUG("Boot mode: {}", bootModeStr);

            nlohmann::json::array_t allowed;
            allowed.emplace_back("None");
            allowed.emplace_back("Pxe");
            allowed.emplace_back("Hdd");
            allowed.emplace_back("Cd");
            allowed.emplace_back("Diags");
            allowed.emplace_back("BiosSetup");
            allowed.emplace_back("Usb");

            asyncResp->res
                .jsonValue["Boot"]
                          ["BootSourceOverrideTarget@Redfish.AllowableValues"] =
                std::move(allowed);
            if (bootModeStr !=
                "xyz.openbmc_project.Control.Boot.Mode.Modes.Regular")
            {
                auto rfMode = dbusToRfBootMode(bootModeStr);
                if (!rfMode.empty())
                {
                    asyncResp->res
                        .jsonValue["Boot"]["BootSourceOverrideTarget"] = rfMode;
                }
            }
        });
}

/**
 * @brief Retrieves boot override source over DBUS
 *
 * @param[in] asyncResp         Shared pointer for generating response message.
 *
 * @return None.
 */

inline void
    getBootOverrideSource(const std::shared_ptr<bmcweb::AsyncResp>& asyncResp)
{
    sdbusplus::asio::getProperty<std::string>(
        *crow::connections::systemBus, "xyz.openbmc_project.Settings",
        "/xyz/openbmc_project/control/host0/boot",
        "xyz.openbmc_project.Control.Boot.Source", "BootSource",
        [asyncResp](const boost::system::error_code& ec,
                    const std::string& bootSourceStr) {
            if (ec)
            {
                if (ec.value() == boost::asio::error::host_unreachable)
                {
                    return;
                }
                BMCWEB_LOG_ERROR("DBUS response error {}", ec);
                messages::internalError(asyncResp->res);
                return;
            }

            BMCWEB_LOG_DEBUG("Boot source: {}", bootSourceStr);

            auto rfSource = dbusToRfBootSource(bootSourceStr);
            if (!rfSource.empty())
            {
                asyncResp->res.jsonValue["Boot"]["BootSourceOverrideTarget"] =
                    rfSource;
            }

            // Get BootMode as BootSourceOverrideTarget is constructed
            // from both BootSource and BootMode
            getBootOverrideMode(asyncResp);
        });
}

/**
 * @brief This functions abstracts all the logic behind getting a
 * "BootSourceOverrideEnabled" property from an overall boot override enable
 * state
 *
 * @param[in] asyncResp     Shared pointer for generating response message.
 *
 * @return None.
 */

inline void processBootOverrideEnable(
    const std::shared_ptr<bmcweb::AsyncResp>& asyncResp,
    const bool bootOverrideEnableSetting)
{
    if (!bootOverrideEnableSetting)
    {
        asyncResp->res.jsonValue["Boot"]["BootSourceOverrideEnabled"] =
            "Disabled";
        return;
    }

    // If boot source override is enabled, we need to check 'one_time'
    // property to set a correct value for the "BootSourceOverrideEnabled"
    sdbusplus::asio::getProperty<bool>(
        *crow::connections::systemBus, "xyz.openbmc_project.Settings",
        "/xyz/openbmc_project/control/host0/boot/one_time",
        "xyz.openbmc_project.Object.Enable", "Enabled",
        [asyncResp](const boost::system::error_code& ec, bool oneTimeSetting) {
            if (ec)
            {
                BMCWEB_LOG_ERROR("DBUS response error {}", ec);
                messages::internalError(asyncResp->res);
                return;
            }

            if (oneTimeSetting)
            {
                asyncResp->res.jsonValue["Boot"]["BootSourceOverrideEnabled"] =
                    "Once";
            }
            else
            {
                asyncResp->res.jsonValue["Boot"]["BootSourceOverrideEnabled"] =
                    "Continuous";
            }
        });
}

/**
 * @brief Retrieves boot override enable over DBUS
 *
 * @param[in] asyncResp     Shared pointer for generating response message.
 *
 * @return None.
 */

inline void
    getBootOverrideEnable(const std::shared_ptr<bmcweb::AsyncResp>& asyncResp)
{
    sdbusplus::asio::getProperty<bool>(
        *crow::connections::systemBus, "xyz.openbmc_project.Settings",
        "/xyz/openbmc_project/control/host0/boot",
        "xyz.openbmc_project.Object.Enable", "Enabled",
        [asyncResp](const boost::system::error_code& ec,
                    const bool bootOverrideEnable) {
            if (ec)
            {
                if (ec.value() == boost::asio::error::host_unreachable)
                {
                    return;
                }
                BMCWEB_LOG_ERROR("DBUS response error {}", ec);
                messages::internalError(asyncResp->res);
                return;
            }

            processBootOverrideEnable(asyncResp, bootOverrideEnable);
        });
}

/**
 * @brief Retrieves boot source override properties
 *
 * @param[in] asyncResp     Shared pointer for generating response message.
 *
 * @return None.
 */
inline void
    getBootProperties(const std::shared_ptr<bmcweb::AsyncResp>& asyncResp)
{
    BMCWEB_LOG_DEBUG("Get boot information.");

    getBootOverrideSource(asyncResp);
    getBootOverrideType(asyncResp);
    getBootOverrideEnable(asyncResp);
}

/**
 * @brief Retrieves the Last Reset Time
 *
 * "Reset" is an overloaded term in Redfish, "Reset" includes power on
 * and power off. Even though this is the "system" Redfish object look at the
 * chassis D-Bus interface for the LastStateChangeTime since this has the
 * last power operation time.
 *
 * @param[in] asyncResp     Shared pointer for generating response message.
 *
 * @return None.
 */
inline void
    getLastResetTime(const std::shared_ptr<bmcweb::AsyncResp>& asyncResp)
{
    BMCWEB_LOG_DEBUG("Getting System Last Reset Time");

    sdbusplus::asio::getProperty<uint64_t>(
        *crow::connections::systemBus, "xyz.openbmc_project.State.Chassis",
        "/xyz/openbmc_project/state/chassis0",
        "xyz.openbmc_project.State.Chassis", "LastStateChangeTime",
        [asyncResp](const boost::system::error_code& ec,
                    uint64_t lastResetTime) {
            if (ec)
            {
                BMCWEB_LOG_DEBUG("D-BUS response error {}", ec);
                return;
            }

            // LastStateChangeTime is epoch time, in milliseconds
            // https://github.com/openbmc/phosphor-dbus-interfaces/blob/33e8e1dd64da53a66e888d33dc82001305cd0bf9/xyz/openbmc_project/State/Chassis.interface.yaml#L19
            uint64_t lastResetTimeStamp = lastResetTime / 1000;

            // Convert to ISO 8601 standard
            asyncResp->res.jsonValue["LastResetTime"] =
                redfish::time_utils::getDateTimeUint(lastResetTimeStamp);
        });
}

/**
 * @brief Retrieves the number of automatic boot Retry attempts allowed/left.
 *
 * The total number of automatic reboot retries allowed "RetryAttempts" and its
 * corresponding property "AttemptsLeft" that keeps track of the amount of
 * automatic retry attempts left are hosted in phosphor-state-manager through
 * dbus.
 *
 * @param[in] asyncResp     Shared pointer for generating response message.
 *
 * @return None.
 */
inline void getAutomaticRebootAttempts(
    const std::shared_ptr<bmcweb::AsyncResp>& asyncResp)
{
    BMCWEB_LOG_DEBUG("Get Automatic Retry policy");

    sdbusplus::asio::getAllProperties(
        *crow::connections::systemBus, "xyz.openbmc_project.State.Host",
        "/xyz/openbmc_project/state/host0",
        "xyz.openbmc_project.Control.Boot.RebootAttempts",
        [asyncResp{asyncResp}](
            const boost::system::error_code& ec,
            const dbus::utility::DBusPropertiesMap& propertiesList) {
            if (ec)
            {
                if (ec.value() != EBADR)
                {
                    BMCWEB_LOG_ERROR("D-Bus responses error: {}", ec);
                    messages::internalError(asyncResp->res);
                }
                return;
            }

            const uint32_t* attemptsLeft = nullptr;
            const uint32_t* retryAttempts = nullptr;

            const bool success = sdbusplus::unpackPropertiesNoThrow(
                dbus_utils::UnpackErrorPrinter(), propertiesList,
                "AttemptsLeft", attemptsLeft, "RetryAttempts", retryAttempts);

            if (!success)
            {
                messages::internalError(asyncResp->res);
                return;
            }

            if (attemptsLeft != nullptr)
            {
                asyncResp->res
                    .jsonValue["Boot"]["RemainingAutomaticRetryAttempts"] =
                    *attemptsLeft;
            }

            if (retryAttempts != nullptr)
            {
                asyncResp->res.jsonValue["Boot"]["AutomaticRetryAttempts"] =
                    *retryAttempts;
            }
        });
}

/**
 * @brief Retrieves Automatic Retry properties. Known on D-Bus as AutoReboot.
 *
 * @param[in] asyncResp     Shared pointer for generating response message.
 *
 * @return None.
 */
inline void
    getAutomaticRetryPolicy(const std::shared_ptr<bmcweb::AsyncResp>& asyncResp)
{
    BMCWEB_LOG_DEBUG("Get Automatic Retry policy");

    sdbusplus::asio::getProperty<bool>(
        *crow::connections::systemBus, "xyz.openbmc_project.Settings",
        "/xyz/openbmc_project/control/host0/auto_reboot",
        "xyz.openbmc_project.Control.Boot.RebootPolicy", "AutoReboot",
        [asyncResp](const boost::system::error_code& ec,
                    bool autoRebootEnabled) {
            if (ec)
            {
                if (ec.value() != EBADR)
                {
                    BMCWEB_LOG_ERROR("D-Bus responses error: {}", ec);
                    messages::internalError(asyncResp->res);
                }
                return;
            }

            BMCWEB_LOG_DEBUG("Auto Reboot: {}", autoRebootEnabled);
            if (autoRebootEnabled)
            {
                asyncResp->res.jsonValue["Boot"]["AutomaticRetryConfig"] =
                    "RetryAttempts";
            }
            else
            {
                asyncResp->res.jsonValue["Boot"]["AutomaticRetryConfig"] =
                    "Disabled";
            }
            getAutomaticRebootAttempts(asyncResp);

            // "AutomaticRetryConfig" can be 3 values, Disabled, RetryAlways,
            // and RetryAttempts. OpenBMC only supports Disabled and
            // RetryAttempts.
            nlohmann::json::array_t allowed;
            allowed.emplace_back("Disabled");
            allowed.emplace_back("RetryAttempts");
            asyncResp->res
                .jsonValue["Boot"]
                          ["AutomaticRetryConfig@Redfish.AllowableValues"] =
                std::move(allowed);
        });
}

/**
 * @brief Sets RetryAttempts
 *
 * @param[in] asyncResp   Shared pointer for generating response message.
 * @param[in] retryAttempts  "AutomaticRetryAttempts" from request.
 *
 *@return None.
 */

inline void setAutomaticRetryAttempts(
    const std::shared_ptr<bmcweb::AsyncResp>& asyncResp,
    const uint32_t retryAttempts)
{
    BMCWEB_LOG_DEBUG("Set Automatic Retry Attempts.");
    setDbusProperty(
        asyncResp, "Boot/AutomaticRetryAttempts",
        "xyz.openbmc_project.State.Host",
        sdbusplus::message::object_path("/xyz/openbmc_project/state/host0"),
        "xyz.openbmc_project.Control.Boot.RebootAttempts", "RetryAttempts",
        retryAttempts);
}

inline computer_system::PowerRestorePolicyTypes
    redfishPowerRestorePolicyFromDbus(std::string_view value)
{
    if (value ==
        "xyz.openbmc_project.Control.Power.RestorePolicy.Policy.AlwaysOn")
    {
        return computer_system::PowerRestorePolicyTypes::AlwaysOn;
    }
    if (value ==
        "xyz.openbmc_project.Control.Power.RestorePolicy.Policy.AlwaysOff")
    {
        return computer_system::PowerRestorePolicyTypes::AlwaysOff;
    }
    if (value ==
        "xyz.openbmc_project.Control.Power.RestorePolicy.Policy.Restore")
    {
        return computer_system::PowerRestorePolicyTypes::LastState;
    }
    if (value == "xyz.openbmc_project.Control.Power.RestorePolicy.Policy.None")
    {
        return computer_system::PowerRestorePolicyTypes::AlwaysOff;
    }
    return computer_system::PowerRestorePolicyTypes::Invalid;
}
/**
 * @brief Retrieves power restore policy over DBUS.
 *
 * @param[in] asyncResp     Shared pointer for generating response message.
 *
 * @return None.
 */
inline void
    getPowerRestorePolicy(const std::shared_ptr<bmcweb::AsyncResp>& asyncResp)
{
    BMCWEB_LOG_DEBUG("Get power restore policy");

    sdbusplus::asio::getProperty<std::string>(
        *crow::connections::systemBus, "xyz.openbmc_project.Settings",
        "/xyz/openbmc_project/control/host0/power_restore_policy",
        "xyz.openbmc_project.Control.Power.RestorePolicy", "PowerRestorePolicy",
        [asyncResp](const boost::system::error_code& ec,
                    const std::string& policy) {
            if (ec)
            {
                BMCWEB_LOG_DEBUG("DBUS response error {}", ec);
                return;
            }
            computer_system::PowerRestorePolicyTypes restore =
                redfishPowerRestorePolicyFromDbus(policy);
            if (restore == computer_system::PowerRestorePolicyTypes::Invalid)
            {
                messages::internalError(asyncResp->res);
                return;
            }

            asyncResp->res.jsonValue["PowerRestorePolicy"] = restore;
        });
}

/**
 * @brief Stop Boot On Fault over DBUS.
 *
 * @param[in] asyncResp     Shared pointer for generating response message.
 *
 * @return None.
 */
inline void
    getStopBootOnFault(const std::shared_ptr<bmcweb::AsyncResp>& asyncResp)
{
    BMCWEB_LOG_DEBUG("Get Stop Boot On Fault");

    sdbusplus::asio::getProperty<bool>(
        *crow::connections::systemBus, "xyz.openbmc_project.Settings",
        "/xyz/openbmc_project/logging/settings",
        "xyz.openbmc_project.Logging.Settings", "QuiesceOnHwError",
        [asyncResp](const boost::system::error_code& ec, bool value) {
            if (ec)
            {
                if (ec.value() != EBADR)
                {
                    BMCWEB_LOG_ERROR("DBUS response error {}", ec);
                    messages::internalError(asyncResp->res);
                }
                return;
            }

            if (value)
            {
                asyncResp->res.jsonValue["Boot"]["StopBootOnFault"] =
                    computer_system::StopBootOnFault::AnyFault;
            }
            else
            {
                asyncResp->res.jsonValue["Boot"]["StopBootOnFault"] =
                    computer_system::StopBootOnFault::Never;
            }
        });
}

/**
 * @brief Get TrustedModuleRequiredToBoot property. Determines whether or not
 * TPM is required for booting the host.
 *
 * @param[in] asyncResp     Shared pointer for generating response message.
 *
 * @return None.
 */
inline void getTrustedModuleRequiredToBoot(
    const std::shared_ptr<bmcweb::AsyncResp>& asyncResp)
{
    BMCWEB_LOG_DEBUG("Get TPM required to boot.");
    constexpr std::array<std::string_view, 1> interfaces = {
        "xyz.openbmc_project.Control.TPM.Policy"};
    dbus::utility::getSubTree(
        "/", 0, interfaces,
        [asyncResp](const boost::system::error_code& ec,
                    const dbus::utility::MapperGetSubTreeResponse& subtree) {
            if (ec)
            {
                BMCWEB_LOG_DEBUG(
                    "DBUS response error on TPM.Policy GetSubTree{}", ec);
                // This is an optional D-Bus object so just return if
                // error occurs
                return;
            }
            if (subtree.empty())
            {
                // As noted above, this is an optional interface so just return
                // if there is no instance found
                return;
            }

            /* When there is more than one TPMEnable object... */
            if (subtree.size() > 1)
            {
                BMCWEB_LOG_DEBUG(
                    "DBUS response has more than 1 TPM Enable object:{}",
                    subtree.size());
                // Throw an internal Error and return
                messages::internalError(asyncResp->res);
                return;
            }

            // Make sure the Dbus response map has a service and objectPath
            // field
            if (subtree[0].first.empty() || subtree[0].second.size() != 1)
            {
                BMCWEB_LOG_DEBUG("TPM.Policy mapper error!");
                messages::internalError(asyncResp->res);
                return;
            }

            const std::string& path = subtree[0].first;
            const std::string& serv = subtree[0].second.begin()->first;

            // Valid TPM Enable object found, now reading the current value
            sdbusplus::asio::getProperty<bool>(
                *crow::connections::systemBus, serv, path,
                "xyz.openbmc_project.Control.TPM.Policy", "TPMEnable",
                [asyncResp](const boost::system::error_code& ec2,
                            bool tpmRequired) {
                    if (ec2)
                    {
                        BMCWEB_LOG_ERROR(
                            "D-BUS response error on TPM.Policy Get{}", ec2);
                        messages::internalError(asyncResp->res);
                        return;
                    }

                    if (tpmRequired)
                    {
                        asyncResp->res
                            .jsonValue["Boot"]["TrustedModuleRequiredToBoot"] =
                            "Required";
                    }
                    else
                    {
                        asyncResp->res
                            .jsonValue["Boot"]["TrustedModuleRequiredToBoot"] =
                            "Disabled";
                    }
                });
        });
}

/**
 * @brief Set TrustedModuleRequiredToBoot property. Determines whether or not
 * TPM is required for booting the host.
 *
 * @param[in] asyncResp     Shared pointer for generating response message.
 * @param[in] tpmRequired   Value to set TPM Required To Boot property to.
 *
 * @return None.
 */
inline void setTrustedModuleRequiredToBoot(
    const std::shared_ptr<bmcweb::AsyncResp>& asyncResp, const bool tpmRequired)
{
    BMCWEB_LOG_DEBUG("Set TrustedModuleRequiredToBoot.");
    constexpr std::array<std::string_view, 1> interfaces = {
        "xyz.openbmc_project.Control.TPM.Policy"};
    dbus::utility::getSubTree(
        "/", 0, interfaces,
        [asyncResp,
         tpmRequired](const boost::system::error_code& ec,
                      const dbus::utility::MapperGetSubTreeResponse& subtree) {
            if (ec)
            {
                BMCWEB_LOG_ERROR(
                    "DBUS response error on TPM.Policy GetSubTree{}", ec);
                messages::internalError(asyncResp->res);
                return;
            }
            if (subtree.empty())
            {
                messages::propertyValueNotInList(asyncResp->res,
                                                 "ComputerSystem",
                                                 "TrustedModuleRequiredToBoot");
                return;
            }

            /* When there is more than one TPMEnable object... */
            if (subtree.size() > 1)
            {
                BMCWEB_LOG_DEBUG(
                    "DBUS response has more than 1 TPM Enable object:{}",
                    subtree.size());
                // Throw an internal Error and return
                messages::internalError(asyncResp->res);
                return;
            }

            // Make sure the Dbus response map has a service and objectPath
            // field
            if (subtree[0].first.empty() || subtree[0].second.size() != 1)
            {
                BMCWEB_LOG_DEBUG("TPM.Policy mapper error!");
                messages::internalError(asyncResp->res);
                return;
            }

            const std::string& path = subtree[0].first;
            const std::string& serv = subtree[0].second.begin()->first;

            if (serv.empty())
            {
                BMCWEB_LOG_DEBUG("TPM.Policy service mapper error!");
                messages::internalError(asyncResp->res);
                return;
            }

            // Valid TPM Enable object found, now setting the value
            setDbusProperty(asyncResp, "Boot/TrustedModuleRequiredToBoot", serv,
                            path, "xyz.openbmc_project.Control.TPM.Policy",
                            "TPMEnable", tpmRequired);
        });
}

/**
 * @brief Sets boot properties into DBUS object(s).
 *
 * @param[in] asyncResp       Shared pointer for generating response message.
 * @param[in] bootType        The boot type to set.
 * @return Integer error code.
 */
inline void setBootType(const std::shared_ptr<bmcweb::AsyncResp>& asyncResp,
                        const std::optional<std::string>& bootType)
{
    std::string bootTypeStr;

    if (!bootType)
    {
        return;
    }

    // Source target specified
    BMCWEB_LOG_DEBUG("Boot type: {}", *bootType);
    // Figure out which DBUS interface and property to use
    if (*bootType == "Legacy")
    {
        bootTypeStr = "xyz.openbmc_project.Control.Boot.Type.Types.Legacy";
    }
    else if (*bootType == "UEFI")
    {
        bootTypeStr = "xyz.openbmc_project.Control.Boot.Type.Types.EFI";
    }
    else
    {
        BMCWEB_LOG_DEBUG("Invalid property value for "
                         "BootSourceOverrideMode: {}",
                         *bootType);
        messages::propertyValueNotInList(asyncResp->res, *bootType,
                                         "BootSourceOverrideMode");
        return;
    }

    // Act on validated parameters
    BMCWEB_LOG_DEBUG("DBUS boot type: {}", bootTypeStr);

    setDbusProperty(asyncResp, "Boot/BootSourceOverrideMode",
                    "xyz.openbmc_project.Settings",
                    sdbusplus::message::object_path(
                        "/xyz/openbmc_project/control/host0/boot"),
                    "xyz.openbmc_project.Control.Boot.Type", "BootType",
                    bootTypeStr);
}

/**
 * @brief Sets boot properties into DBUS object(s).
 *
 * @param[in] asyncResp           Shared pointer for generating response
 * message.
 * @param[in] bootType        The boot type to set.
 * @return Integer error code.
 */
inline void setBootEnable(const std::shared_ptr<bmcweb::AsyncResp>& asyncResp,
                          const std::optional<std::string>& bootEnable)
{
    if (!bootEnable)
    {
        return;
    }
    // Source target specified
    BMCWEB_LOG_DEBUG("Boot enable: {}", *bootEnable);

    bool bootOverrideEnable = false;
    bool bootOverridePersistent = false;
    // Figure out which DBUS interface and property to use
    if (*bootEnable == "Disabled")
    {
        bootOverrideEnable = false;
    }
    else if (*bootEnable == "Once")
    {
        bootOverrideEnable = true;
        bootOverridePersistent = false;
    }
    else if (*bootEnable == "Continuous")
    {
        bootOverrideEnable = true;
        bootOverridePersistent = true;
    }
    else
    {
        BMCWEB_LOG_DEBUG(
            "Invalid property value for BootSourceOverrideEnabled: {}",
            *bootEnable);
        messages::propertyValueNotInList(asyncResp->res, *bootEnable,
                                         "BootSourceOverrideEnabled");
        return;
    }

    // Act on validated parameters
    BMCWEB_LOG_DEBUG("DBUS boot override enable: {}", bootOverrideEnable);

    setDbusProperty(asyncResp, "Boot/BootSourceOverrideEnabled",
                    "xyz.openbmc_project.Settings",
                    sdbusplus::message::object_path(
                        "/xyz/openbmc_project/control/host0/boot"),
                    "xyz.openbmc_project.Object.Enable", "Enabled",
                    bootOverrideEnable);

    if (!bootOverrideEnable)
    {
        return;
    }

    // In case boot override is enabled we need to set correct value for the
    // 'one_time' enable DBus interface
    BMCWEB_LOG_DEBUG("DBUS boot override persistent: {}",
                     bootOverridePersistent);

    setDbusProperty(asyncResp, "Boot/BootSourceOverrideEnabled",
                    "xyz.openbmc_project.Settings",
                    sdbusplus::message::object_path(
                        "/xyz/openbmc_project/control/host0/boot/one_time"),
                    "xyz.openbmc_project.Object.Enable", "Enabled",
                    !bootOverridePersistent);
}

/**
 * @brief Sets boot properties into DBUS object(s).
 *
 * @param[in] asyncResp       Shared pointer for generating response message.
 * @param[in] bootSource      The boot source to set.
 *
 * @return Integer error code.
 */
inline void
    setBootModeOrSource(const std::shared_ptr<bmcweb::AsyncResp>& asyncResp,
                        const std::optional<std::string>& bootSource)
{
    std::string bootSourceStr;
    std::string bootModeStr;

    if (!bootSource)
    {
        return;
    }

    // Source target specified
    BMCWEB_LOG_DEBUG("Boot source: {}", *bootSource);
    // Figure out which DBUS interface and property to use
    if (assignBootParameters(asyncResp, *bootSource, bootSourceStr,
                             bootModeStr) != 0)
    {
        BMCWEB_LOG_DEBUG(
            "Invalid property value for BootSourceOverrideTarget: {}",
            *bootSource);
        messages::propertyValueNotInList(asyncResp->res, *bootSource,
                                         "BootSourceTargetOverride");
        return;
    }

    // Act on validated parameters
    BMCWEB_LOG_DEBUG("DBUS boot source: {}", bootSourceStr);
    BMCWEB_LOG_DEBUG("DBUS boot mode: {}", bootModeStr);

    setDbusProperty(asyncResp, "Boot/BootSourceOverrideTarget",
                    "xyz.openbmc_project.Settings",
                    sdbusplus::message::object_path(
                        "/xyz/openbmc_project/control/host0/boot"),
                    "xyz.openbmc_project.Control.Boot.Source", "BootSource",
                    bootSourceStr);
    setDbusProperty(asyncResp, "Boot/BootSourceOverrideTarget",
                    "xyz.openbmc_project.Settings",
                    sdbusplus::message::object_path(
                        "/xyz/openbmc_project/control/host0/boot"),
                    "xyz.openbmc_project.Control.Boot.Mode", "BootMode",
                    bootModeStr);
}

/**
 * @brief Sets Boot source override properties.
 *
 * @param[in] asyncResp  Shared pointer for generating response message.
 * @param[in] bootSource The boot source from incoming RF request.
 * @param[in] bootType   The boot type from incoming RF request.
 * @param[in] bootEnable The boot override enable from incoming RF request.
 *
 * @return Integer error code.
 */

inline void
    setBootProperties(const std::shared_ptr<bmcweb::AsyncResp>& asyncResp,
                      const std::optional<std::string>& bootSource,
                      const std::optional<std::string>& bootType,
                      const std::optional<std::string>& bootEnable)
{
    BMCWEB_LOG_DEBUG("Set boot information.");

    setBootModeOrSource(asyncResp, bootSource);
    setBootType(asyncResp, bootType);
    setBootEnable(asyncResp, bootEnable);
}

/**
 * @brief Sets AssetTag
 *
 * @param[in] asyncResp Shared pointer for generating response message.
 * @param[in] assetTag  "AssetTag" from request.
 *
 * @return None.
 */
inline void setAssetTag(const std::shared_ptr<bmcweb::AsyncResp>& asyncResp,
                        const std::string& assetTag)
{
    constexpr std::array<std::string_view, 1> interfaces = {
        "xyz.openbmc_project.Inventory.Item.System"};
    dbus::utility::getSubTree(
        "/xyz/openbmc_project/inventory", 0, interfaces,
        [asyncResp,
         assetTag](const boost::system::error_code& ec,
                   const dbus::utility::MapperGetSubTreeResponse& subtree) {
            if (ec)
            {
                BMCWEB_LOG_DEBUG("D-Bus response error on GetSubTree {}", ec);
                messages::internalError(asyncResp->res);
                return;
            }
            if (subtree.empty())
            {
                BMCWEB_LOG_DEBUG("Can't find system D-Bus object!");
                messages::internalError(asyncResp->res);
                return;
            }
            // Assume only 1 system D-Bus object
            // Throw an error if there is more than 1
            if (subtree.size() > 1)
            {
                BMCWEB_LOG_DEBUG("Found more than 1 system D-Bus object!");
                messages::internalError(asyncResp->res);
                return;
            }
            if (subtree[0].first.empty() || subtree[0].second.size() != 1)
            {
                BMCWEB_LOG_DEBUG("Asset Tag Set mapper error!");
                messages::internalError(asyncResp->res);
                return;
            }

            const std::string& path = subtree[0].first;
            const std::string& service = subtree[0].second.begin()->first;

            if (service.empty())
            {
                BMCWEB_LOG_DEBUG("Asset Tag Set service mapper error!");
                messages::internalError(asyncResp->res);
                return;
            }

            setDbusProperty(asyncResp, "AssetTag", service, path,
                            "xyz.openbmc_project.Inventory.Decorator.AssetTag",
                            "AssetTag", assetTag);
        });
}

/**
 * @brief Validate the specified stopBootOnFault is valid and return the
 * stopBootOnFault name associated with that string
 *
 * @param[in] stopBootOnFaultString  String representing the desired
 * stopBootOnFault
 *
 * @return stopBootOnFault value or empty  if incoming value is not valid
 */
inline std::optional<bool>
    validstopBootOnFault(const std::string& stopBootOnFaultString)
{
    if (stopBootOnFaultString == "AnyFault")
    {
        return true;
    }

    if (stopBootOnFaultString == "Never")
    {
        return false;
    }

    return std::nullopt;
}

/**
 * @brief Sets stopBootOnFault
 *
 * @param[in] asyncResp   Shared pointer for generating response message.
 * @param[in] stopBootOnFault  "StopBootOnFault" from request.
 *
 * @return None.
 */
inline void
    setStopBootOnFault(const std::shared_ptr<bmcweb::AsyncResp>& asyncResp,
                       const std::string& stopBootOnFault)
{
    BMCWEB_LOG_DEBUG("Set Stop Boot On Fault.");

    std::optional<bool> stopBootEnabled = validstopBootOnFault(stopBootOnFault);
    if (!stopBootEnabled)
    {
        BMCWEB_LOG_DEBUG("Invalid property value for StopBootOnFault: {}",
                         stopBootOnFault);
        messages::propertyValueNotInList(asyncResp->res, stopBootOnFault,
                                         "StopBootOnFault");
        return;
    }

    setDbusProperty(asyncResp, "Boot/StopBootOnFault",
                    "xyz.openbmc_project.Settings",
                    sdbusplus::message::object_path(
                        "/xyz/openbmc_project/logging/settings"),
                    "xyz.openbmc_project.Logging.Settings", "QuiesceOnHwError",
                    *stopBootEnabled);
}

/**
 * @brief Sets automaticRetry (Auto Reboot)
 *
 * @param[in] asyncResp   Shared pointer for generating response message.
 * @param[in] automaticRetryConfig  "AutomaticRetryConfig" from request.
 *
 * @return None.
 */
inline void
    setAutomaticRetry(const std::shared_ptr<bmcweb::AsyncResp>& asyncResp,
                      const std::string& automaticRetryConfig)
{
    BMCWEB_LOG_DEBUG("Set Automatic Retry.");

    // OpenBMC only supports "Disabled" and "RetryAttempts".
    bool autoRebootEnabled = false;

    if (automaticRetryConfig == "Disabled")
    {
        autoRebootEnabled = false;
    }
    else if (automaticRetryConfig == "RetryAttempts")
    {
        autoRebootEnabled = true;
    }
    else
    {
        BMCWEB_LOG_DEBUG("Invalid property value for AutomaticRetryConfig: {}",
                         automaticRetryConfig);
        messages::propertyValueNotInList(asyncResp->res, automaticRetryConfig,
                                         "AutomaticRetryConfig");
        return;
    }

    setDbusProperty(asyncResp, "Boot/AutomaticRetryConfig",
                    "xyz.openbmc_project.Settings",
                    sdbusplus::message::object_path(
                        "/xyz/openbmc_project/control/host0/auto_reboot"),
                    "xyz.openbmc_project.Control.Boot.RebootPolicy",
                    "AutoReboot", autoRebootEnabled);
}

inline std::string dbusPowerRestorePolicyFromRedfish(std::string_view policy)
{
    if (policy == "AlwaysOn")
    {
        return "xyz.openbmc_project.Control.Power.RestorePolicy.Policy.AlwaysOn";
    }
    if (policy == "AlwaysOff")
    {
        return "xyz.openbmc_project.Control.Power.RestorePolicy.Policy.AlwaysOff";
    }
    if (policy == "LastState")
    {
        return "xyz.openbmc_project.Control.Power.RestorePolicy.Policy.Restore";
    }
    return "";
}

/**
 * @brief Sets power restore policy properties.
 *
 * @param[in] asyncResp   Shared pointer for generating response message.
 * @param[in] policy  power restore policy properties from request.
 *
 * @return None.
 */
inline void
    setPowerRestorePolicy(const std::shared_ptr<bmcweb::AsyncResp>& asyncResp,
                          std::string_view policy)
{
    BMCWEB_LOG_DEBUG("Set power restore policy.");

    std::string powerRestorePolicy = dbusPowerRestorePolicyFromRedfish(policy);

    if (powerRestorePolicy.empty())
    {
        messages::propertyValueNotInList(asyncResp->res, policy,
                                         "PowerRestorePolicy");
        return;
    }

    setDbusProperty(
        asyncResp, "PowerRestorePolicy", "xyz.openbmc_project.Settings",
        sdbusplus::message::object_path(
            "/xyz/openbmc_project/control/host0/power_restore_policy"),
        "xyz.openbmc_project.Control.Power.RestorePolicy", "PowerRestorePolicy",
        powerRestorePolicy);
}

/**
 * @brief Retrieves provisioning status
 *
 * @param[in] asyncResp     Shared pointer for completing asynchronous
 * calls.
 *
 * @return None.
 */
inline void
    getProvisioningStatus(const std::shared_ptr<bmcweb::AsyncResp>& asyncResp)
{
    BMCWEB_LOG_DEBUG("Get OEM information.");
    sdbusplus::asio::getAllProperties(
        *crow::connections::systemBus, "xyz.openbmc_project.PFR.Manager",
        "/xyz/openbmc_project/pfr", "xyz.openbmc_project.PFR.Attributes",
        [asyncResp](const boost::system::error_code& ec,
                    const dbus::utility::DBusPropertiesMap& propertiesList) {
            nlohmann::json& oemPFR =
                asyncResp->res
                    .jsonValue["Oem"]["OpenBmc"]["FirmwareProvisioning"];
            asyncResp->res.jsonValue["Oem"]["OpenBmc"]["@odata.type"] =
                "#OpenBMCComputerSystem.v1_0_0.OpenBmc";
            oemPFR["@odata.type"] =
                "#OpenBMCComputerSystem.FirmwareProvisioning";

            if (ec)
            {
                BMCWEB_LOG_DEBUG("DBUS response error {}", ec);
                // not an error, don't have to have the interface
                oemPFR["ProvisioningStatus"] = open_bmc_computer_system::
                    FirmwareProvisioningStatus::NotProvisioned;
                return;
            }

            const bool* provState = nullptr;
            const bool* lockState = nullptr;

            const bool success = sdbusplus::unpackPropertiesNoThrow(
                dbus_utils::UnpackErrorPrinter(), propertiesList,
                "UfmProvisioned", provState, "UfmLocked", lockState);

            if (!success)
            {
                messages::internalError(asyncResp->res);
                return;
            }

            if ((provState == nullptr) || (lockState == nullptr))
            {
                BMCWEB_LOG_DEBUG("Unable to get PFR attributes.");
                messages::internalError(asyncResp->res);
                return;
            }

            if (*provState)
            {
                if (*lockState)
                {
                    oemPFR["ProvisioningStatus"] = open_bmc_computer_system::
                        FirmwareProvisioningStatus::ProvisionedAndLocked;
                }
                else
                {
                    oemPFR["ProvisioningStatus"] = open_bmc_computer_system::
                        FirmwareProvisioningStatus::ProvisionedButNotLocked;
                }
            }
            else
            {
                oemPFR["ProvisioningStatus"] = open_bmc_computer_system::
                    FirmwareProvisioningStatus::NotProvisioned;
            }
        });
}

/**
 * @brief Translate the PowerMode string to enum value
 *
 * @param[in]  modeString PowerMode string to be translated
 *
 * @return PowerMode enum
 */
inline computer_system::PowerMode
    translatePowerModeString(const std::string& modeString)
{
    using PowerMode = computer_system::PowerMode;

    if (modeString == "xyz.openbmc_project.Control.Power.Mode.PowerMode.Static")
    {
        return PowerMode::Static;
    }
    if (modeString ==
        "xyz.openbmc_project.Control.Power.Mode.PowerMode.MaximumPerformance")
    {
        return PowerMode::MaximumPerformance;
    }
    if (modeString ==
        "xyz.openbmc_project.Control.Power.Mode.PowerMode.PowerSaving")
    {
        return PowerMode::PowerSaving;
    }
    if (modeString ==
        "xyz.openbmc_project.Control.Power.Mode.PowerMode.BalancedPerformance")
    {
        return PowerMode::BalancedPerformance;
    }
    if (modeString ==
        "xyz.openbmc_project.Control.Power.Mode.PowerMode.EfficiencyFavorPerformance")
    {
        return PowerMode::EfficiencyFavorPerformance;
    }
    if (modeString ==
        "xyz.openbmc_project.Control.Power.Mode.PowerMode.EfficiencyFavorPower")
    {
        return PowerMode::EfficiencyFavorPower;
    }
    if (modeString == "xyz.openbmc_project.Control.Power.Mode.PowerMode.OEM")
    {
        return PowerMode::OEM;
    }
    // Any other values would be invalid
    BMCWEB_LOG_ERROR("PowerMode value was not valid: {}", modeString);
    return PowerMode::Invalid;
}

inline void
    afterGetPowerMode(const std::shared_ptr<bmcweb::AsyncResp>& asyncResp,
                      const boost::system::error_code& ec,
                      const dbus::utility::DBusPropertiesMap& properties)
{
    if (ec)
    {
        BMCWEB_LOG_ERROR("DBUS response error on PowerMode GetAll: {}", ec);
        messages::internalError(asyncResp->res);
        return;
    }

    std::string powerMode;
    const std::vector<std::string>* allowedModes = nullptr;
    const bool success = sdbusplus::unpackPropertiesNoThrow(
        dbus_utils::UnpackErrorPrinter(), properties, "PowerMode", powerMode,
        "AllowedPowerModes", allowedModes);

    if (!success)
    {
        messages::internalError(asyncResp->res);
        return;
    }

    nlohmann::json::array_t modeList;
    if (allowedModes == nullptr)
    {
        modeList.emplace_back("Static");
        modeList.emplace_back("MaximumPerformance");
        modeList.emplace_back("PowerSaving");
    }
    else
    {
        for (const auto& aMode : *allowedModes)
        {
            computer_system::PowerMode modeValue =
                translatePowerModeString(aMode);
            if (modeValue == computer_system::PowerMode::Invalid)
            {
                messages::internalError(asyncResp->res);
                continue;
            }
            modeList.emplace_back(modeValue);
        }
    }
    asyncResp->res.jsonValue["PowerMode@Redfish.AllowableValues"] = modeList;

    BMCWEB_LOG_DEBUG("Current power mode: {}", powerMode);
    const computer_system::PowerMode modeValue =
        translatePowerModeString(powerMode);
    if (modeValue == computer_system::PowerMode::Invalid)
    {
        messages::internalError(asyncResp->res);
        return;
    }
    asyncResp->res.jsonValue["PowerMode"] = modeValue;
}
/**
 * @brief Retrieves system power mode
 *
 * @param[in] asyncResp  Shared pointer for generating response message.
 *
 * @return None.
 */
inline void getPowerMode(const std::shared_ptr<bmcweb::AsyncResp>& asyncResp)
{
    BMCWEB_LOG_DEBUG("Get power mode.");

    // Get Power Mode object path:
    constexpr std::array<std::string_view, 1> interfaces = {
        "xyz.openbmc_project.Control.Power.Mode"};
    dbus::utility::getSubTree(
        "/", 0, interfaces,
        [asyncResp](const boost::system::error_code& ec,
                    const dbus::utility::MapperGetSubTreeResponse& subtree) {
            if (ec)
            {
                BMCWEB_LOG_DEBUG(
                    "DBUS response error on Power.Mode GetSubTree {}", ec);
                // This is an optional D-Bus object so just return if
                // error occurs
                return;
            }
            if (subtree.empty())
            {
                // As noted above, this is an optional interface so just return
                // if there is no instance found
                return;
            }
            if (subtree.size() > 1)
            {
                // More then one PowerMode object is not supported and is an
                // error
                BMCWEB_LOG_DEBUG(
                    "Found more than 1 system D-Bus Power.Mode objects: {}",
                    subtree.size());
                messages::internalError(asyncResp->res);
                return;
            }
            if ((subtree[0].first.empty()) || (subtree[0].second.size() != 1))
            {
                BMCWEB_LOG_DEBUG("Power.Mode mapper error!");
                messages::internalError(asyncResp->res);
                return;
            }
            const std::string& path = subtree[0].first;
            const std::string& service = subtree[0].second.begin()->first;
            if (service.empty())
            {
                BMCWEB_LOG_DEBUG("Power.Mode service mapper error!");
                messages::internalError(asyncResp->res);
                return;
            }

            // Valid Power Mode object found, now read the mode properties
            sdbusplus::asio::getAllProperties(
                *crow::connections::systemBus, service, path,
                "xyz.openbmc_project.Control.Power.Mode",
                [asyncResp](
                    const boost::system::error_code& ec2,
                    const dbus::utility::DBusPropertiesMap& properties) {
                    afterGetPowerMode(asyncResp, ec2, properties);
                });
        });
}

/**
 * @brief Validate the specified mode is valid and return the PowerMode
 * name associated with that string
 *
 * @param[in] asyncResp   Shared pointer for generating response message.
 * @param[in] modeValue   String representing the desired PowerMode
 *
 * @return PowerMode value or empty string if mode is not valid
 */
inline std::string
    validatePowerMode(const std::shared_ptr<bmcweb::AsyncResp>& asyncResp,
                      const nlohmann::json& modeValue)
{
    using PowerMode = computer_system::PowerMode;
    std::string mode;

    if (modeValue == PowerMode::Static)
    {
        mode = "xyz.openbmc_project.Control.Power.Mode.PowerMode.Static";
    }
    else if (modeValue == PowerMode::MaximumPerformance)
    {
        mode =
            "xyz.openbmc_project.Control.Power.Mode.PowerMode.MaximumPerformance";
    }
    else if (modeValue == PowerMode::PowerSaving)
    {
        mode = "xyz.openbmc_project.Control.Power.Mode.PowerMode.PowerSaving";
    }
    else if (modeValue == PowerMode::BalancedPerformance)
    {
        mode =
            "xyz.openbmc_project.Control.Power.Mode.PowerMode.BalancedPerformance";
    }
    else if (modeValue == PowerMode::EfficiencyFavorPerformance)
    {
        mode =
            "xyz.openbmc_project.Control.Power.Mode.PowerMode.EfficiencyFavorPerformance";
    }
    else if (modeValue == PowerMode::EfficiencyFavorPower)
    {
        mode =
            "xyz.openbmc_project.Control.Power.Mode.PowerMode.EfficiencyFavorPower";
    }
    else
    {
        messages::propertyValueNotInList(asyncResp->res, modeValue.dump(),
                                         "PowerMode");
    }
    return mode;
}

/**
 * @brief Sets system power mode.
 *
 * @param[in] asyncResp   Shared pointer for generating response message.
 * @param[in] pmode   System power mode from request.
 *
 * @return None.
 */
inline void setPowerMode(const std::shared_ptr<bmcweb::AsyncResp>& asyncResp,
                         const std::string& pmode)
{
    BMCWEB_LOG_DEBUG("Set power mode.");

    std::string powerMode = validatePowerMode(asyncResp, pmode);
    if (powerMode.empty())
    {
        return;
    }

    // Get Power Mode object path:
    constexpr std::array<std::string_view, 1> interfaces = {
        "xyz.openbmc_project.Control.Power.Mode"};
    dbus::utility::getSubTree(
        "/", 0, interfaces,
        [asyncResp,
         powerMode](const boost::system::error_code& ec,
                    const dbus::utility::MapperGetSubTreeResponse& subtree) {
            if (ec)
            {
                BMCWEB_LOG_ERROR(
                    "DBUS response error on Power.Mode GetSubTree {}", ec);
                // This is an optional D-Bus object, but user attempted to patch
                messages::internalError(asyncResp->res);
                return;
            }
            if (subtree.empty())
            {
                // This is an optional D-Bus object, but user attempted to patch
                messages::resourceNotFound(asyncResp->res, "ComputerSystem",
                                           "PowerMode");
                return;
            }
            if (subtree.size() > 1)
            {
                // More then one PowerMode object is not supported and is an
                // error
                BMCWEB_LOG_DEBUG(
                    "Found more than 1 system D-Bus Power.Mode objects: {}",
                    subtree.size());
                messages::internalError(asyncResp->res);
                return;
            }
            if ((subtree[0].first.empty()) || (subtree[0].second.size() != 1))
            {
                BMCWEB_LOG_DEBUG("Power.Mode mapper error!");
                messages::internalError(asyncResp->res);
                return;
            }
            const std::string& path = subtree[0].first;
            const std::string& service = subtree[0].second.begin()->first;
            if (service.empty())
            {
                BMCWEB_LOG_DEBUG("Power.Mode service mapper error!");
                messages::internalError(asyncResp->res);
                return;
            }

            BMCWEB_LOG_DEBUG("Setting power mode({}) -> {}", powerMode, path);

            // Set the Power Mode property
            setDbusProperty(asyncResp, "PowerMode", service, path,
                            "xyz.openbmc_project.Control.Power.Mode",
                            "PowerMode", powerMode);
        });
}

/**
 * @brief Translates watchdog timeout action DBUS property value to redfish.
 *
 * @param[in] dbusAction    The watchdog timeout action in D-BUS.
 *
 * @return Returns as a string, the timeout action in Redfish terms. If
 * translation cannot be done, returns an empty string.
 */
inline std::string dbusToRfWatchdogAction(const std::string& dbusAction)
{
    if (dbusAction == "xyz.openbmc_project.State.Watchdog.Action.None")
    {
        return "None";
    }
    if (dbusAction == "xyz.openbmc_project.State.Watchdog.Action.HardReset")
    {
        return "ResetSystem";
    }
    if (dbusAction == "xyz.openbmc_project.State.Watchdog.Action.PowerOff")
    {
        return "PowerDown";
    }
    if (dbusAction == "xyz.openbmc_project.State.Watchdog.Action.PowerCycle")
    {
        return "PowerCycle";
    }

    return "";
}

/**
 *@brief Translates timeout action from Redfish to DBUS property value.
 *
 *@param[in] rfAction The timeout action in Redfish.
 *
 *@return Returns as a string, the time_out action as expected by DBUS.
 *If translation cannot be done, returns an empty string.
 */

inline std::string rfToDbusWDTTimeOutAct(const std::string& rfAction)
{
    if (rfAction == "None")
    {
        return "xyz.openbmc_project.State.Watchdog.Action.None";
    }
    if (rfAction == "PowerCycle")
    {
        return "xyz.openbmc_project.State.Watchdog.Action.PowerCycle";
    }
    if (rfAction == "PowerDown")
    {
        return "xyz.openbmc_project.State.Watchdog.Action.PowerOff";
    }
    if (rfAction == "ResetSystem")
    {
        return "xyz.openbmc_project.State.Watchdog.Action.HardReset";
    }

    return "";
}

/**
 * @brief Retrieves host watchdog timer properties over DBUS
 *
 * @param[in] asyncResp     Shared pointer for completing asynchronous calls.
 *
 * @return None.
 */
inline void
    getHostWatchdogTimer(const std::shared_ptr<bmcweb::AsyncResp>& asyncResp)
{
    BMCWEB_LOG_DEBUG("Get host watchodg");
    sdbusplus::asio::getAllProperties(
        *crow::connections::systemBus, "xyz.openbmc_project.Watchdog",
        "/xyz/openbmc_project/watchdog/host0",
        "xyz.openbmc_project.State.Watchdog",
        [asyncResp](const boost::system::error_code& ec,
                    const dbus::utility::DBusPropertiesMap& properties) {
            if (ec)
            {
                // watchdog service is stopped
                BMCWEB_LOG_DEBUG("DBUS response error {}", ec);
                return;
            }

            BMCWEB_LOG_DEBUG("Got {} wdt prop.", properties.size());

            nlohmann::json& hostWatchdogTimer =
                asyncResp->res.jsonValue["HostWatchdogTimer"];

            // watchdog service is running/enabled
            hostWatchdogTimer["Status"]["State"] = resource::State::Enabled;

            const bool* enabled = nullptr;
            const std::string* expireAction = nullptr;

            const bool success = sdbusplus::unpackPropertiesNoThrow(
                dbus_utils::UnpackErrorPrinter(), properties, "Enabled",
                enabled, "ExpireAction", expireAction);

            if (!success)
            {
                messages::internalError(asyncResp->res);
                return;
            }

            if (enabled != nullptr)
            {
                hostWatchdogTimer["FunctionEnabled"] = *enabled;
            }

            if (expireAction != nullptr)
            {
                std::string action = dbusToRfWatchdogAction(*expireAction);
                if (action.empty())
                {
                    messages::internalError(asyncResp->res);
                    return;
                }
                hostWatchdogTimer["TimeoutAction"] = action;
            }
        });
}

/**
 * @brief Sets Host WatchDog Timer properties.
 *
 * @param[in] asyncResp  Shared pointer for generating response message.
 * @param[in] wdtEnable  The WDTimer Enable value (true/false) from incoming
 *                       RF request.
 * @param[in] wdtTimeOutAction The WDT Timeout action, from incoming RF request.
 *
 * @return None.
 */
inline void
    setWDTProperties(const std::shared_ptr<bmcweb::AsyncResp>& asyncResp,
                     const std::optional<bool> wdtEnable,
                     const std::optional<std::string>& wdtTimeOutAction)
{
    BMCWEB_LOG_DEBUG("Set host watchdog");

    if (wdtTimeOutAction)
    {
        std::string wdtTimeOutActStr = rfToDbusWDTTimeOutAct(*wdtTimeOutAction);
        // check if TimeOut Action is Valid
        if (wdtTimeOutActStr.empty())
        {
            BMCWEB_LOG_DEBUG("Unsupported value for TimeoutAction: {}",
                             *wdtTimeOutAction);
            messages::propertyValueNotInList(asyncResp->res, *wdtTimeOutAction,
                                             "TimeoutAction");
            return;
        }

        setDbusProperty(asyncResp, "HostWatchdogTimer/TimeoutAction",
                        "xyz.openbmc_project.Watchdog",
                        sdbusplus::message::object_path(
                            "/xyz/openbmc_project/watchdog/host0"),
                        "xyz.openbmc_project.State.Watchdog", "ExpireAction",
                        wdtTimeOutActStr);
    }

    if (wdtEnable)
    {
        setDbusProperty(asyncResp, "HostWatchdogTimer/FunctionEnabled",
                        "xyz.openbmc_project.Watchdog",
                        sdbusplus::message::object_path(
                            "/xyz/openbmc_project/watchdog/host0"),
                        "xyz.openbmc_project.State.Watchdog", "Enabled",
                        *wdtEnable);
    }
}

/**
 * @brief Parse the Idle Power Saver properties into json
 *
 * @param[in] asyncResp   Shared pointer for completing asynchronous calls.
 * @param[in] properties  IPS property data from DBus.
 *
 * @return true if successful
 */
inline bool
    parseIpsProperties(const std::shared_ptr<bmcweb::AsyncResp>& asyncResp,
                       const dbus::utility::DBusPropertiesMap& properties)
{
    const bool* enabled = nullptr;
    const uint8_t* enterUtilizationPercent = nullptr;
    const uint64_t* enterDwellTime = nullptr;
    const uint8_t* exitUtilizationPercent = nullptr;
    const uint64_t* exitDwellTime = nullptr;

    const bool success = sdbusplus::unpackPropertiesNoThrow(
        dbus_utils::UnpackErrorPrinter(), properties, "Enabled", enabled,
        "EnterUtilizationPercent", enterUtilizationPercent, "EnterDwellTime",
        enterDwellTime, "ExitUtilizationPercent", exitUtilizationPercent,
        "ExitDwellTime", exitDwellTime);

    if (!success)
    {
        return false;
    }

    if (enabled != nullptr)
    {
        asyncResp->res.jsonValue["IdlePowerSaver"]["Enabled"] = *enabled;
    }

    if (enterUtilizationPercent != nullptr)
    {
        asyncResp->res.jsonValue["IdlePowerSaver"]["EnterUtilizationPercent"] =
            *enterUtilizationPercent;
    }

    if (enterDwellTime != nullptr)
    {
        const std::chrono::duration<uint64_t, std::milli> ms(*enterDwellTime);
        asyncResp->res.jsonValue["IdlePowerSaver"]["EnterDwellTimeSeconds"] =
            std::chrono::duration_cast<std::chrono::duration<uint64_t>>(ms)
                .count();
    }

    if (exitUtilizationPercent != nullptr)
    {
        asyncResp->res.jsonValue["IdlePowerSaver"]["ExitUtilizationPercent"] =
            *exitUtilizationPercent;
    }

    if (exitDwellTime != nullptr)
    {
        const std::chrono::duration<uint64_t, std::milli> ms(*exitDwellTime);
        asyncResp->res.jsonValue["IdlePowerSaver"]["ExitDwellTimeSeconds"] =
            std::chrono::duration_cast<std::chrono::duration<uint64_t>>(ms)
                .count();
    }

    return true;
}

/**
 * @brief Retrieves host watchdog timer properties over DBUS
 *
 * @param[in] asyncResp     Shared pointer for completing asynchronous calls.
 *
 * @return None.
 */
inline void
    getIdlePowerSaver(const std::shared_ptr<bmcweb::AsyncResp>& asyncResp)
{
    BMCWEB_LOG_DEBUG("Get idle power saver parameters");

    // Get IdlePowerSaver object path:
    constexpr std::array<std::string_view, 1> interfaces = {
        "xyz.openbmc_project.Control.Power.IdlePowerSaver"};
    dbus::utility::getSubTree(
        "/", 0, interfaces,
        [asyncResp](const boost::system::error_code& ec,
                    const dbus::utility::MapperGetSubTreeResponse& subtree) {
            if (ec)
            {
                BMCWEB_LOG_ERROR(
                    "DBUS response error on Power.IdlePowerSaver GetSubTree {}",
                    ec);
                messages::internalError(asyncResp->res);
                return;
            }
            if (subtree.empty())
            {
                // This is an optional interface so just return
                // if there is no instance found
                BMCWEB_LOG_DEBUG("No instances found");
                return;
            }
            if (subtree.size() > 1)
            {
                // More then one PowerIdlePowerSaver object is not supported and
                // is an error
                BMCWEB_LOG_DEBUG("Found more than 1 system D-Bus "
                                 "Power.IdlePowerSaver objects: {}",
                                 subtree.size());
                messages::internalError(asyncResp->res);
                return;
            }
            if ((subtree[0].first.empty()) || (subtree[0].second.size() != 1))
            {
                BMCWEB_LOG_DEBUG("Power.IdlePowerSaver mapper error!");
                messages::internalError(asyncResp->res);
                return;
            }
            const std::string& path = subtree[0].first;
            const std::string& service = subtree[0].second.begin()->first;
            if (service.empty())
            {
                BMCWEB_LOG_DEBUG("Power.IdlePowerSaver service mapper error!");
                messages::internalError(asyncResp->res);
                return;
            }

            // Valid IdlePowerSaver object found, now read the current values
            sdbusplus::asio::getAllProperties(
                *crow::connections::systemBus, service, path,
                "xyz.openbmc_project.Control.Power.IdlePowerSaver",
                [asyncResp](
                    const boost::system::error_code& ec2,
                    const dbus::utility::DBusPropertiesMap& properties) {
                    if (ec2)
                    {
                        BMCWEB_LOG_ERROR(
                            "DBUS response error on IdlePowerSaver GetAll: {}",
                            ec2);
                        messages::internalError(asyncResp->res);
                        return;
                    }

                    if (!parseIpsProperties(asyncResp, properties))
                    {
                        messages::internalError(asyncResp->res);
                        return;
                    }
                });
        });

    BMCWEB_LOG_DEBUG("EXIT: Get idle power saver parameters");
}

/**
 * @brief Sets Idle Power Saver properties.
 *
 * @param[in] asyncResp  Shared pointer for generating response message.
 * @param[in] ipsEnable  The IPS Enable value (true/false) from incoming
 *                       RF request.
 * @param[in] ipsEnterUtil The utilization limit to enter idle state.
 * @param[in] ipsEnterTime The time the utilization must be below ipsEnterUtil
 * before entering idle state.
 * @param[in] ipsExitUtil The utilization limit when exiting idle state.
 * @param[in] ipsExitTime The time the utilization must be above ipsExutUtil
 * before exiting idle state
 *
 * @return None.
 */
inline void setIdlePowerSaver(
    const std::shared_ptr<bmcweb::AsyncResp>& asyncResp,
    const std::optional<bool> ipsEnable,
    const std::optional<uint8_t> ipsEnterUtil,
    const std::optional<uint64_t> ipsEnterTime,
    const std::optional<uint8_t> ipsExitUtil,
    const std::optional<uint64_t> ipsExitTime)
{
    BMCWEB_LOG_DEBUG("Set idle power saver properties");

    // Get IdlePowerSaver object path:
    constexpr std::array<std::string_view, 1> interfaces = {
        "xyz.openbmc_project.Control.Power.IdlePowerSaver"};
    dbus::utility::getSubTree(
        "/", 0, interfaces,
        [asyncResp, ipsEnable, ipsEnterUtil, ipsEnterTime, ipsExitUtil,
         ipsExitTime](const boost::system::error_code& ec,
                      const dbus::utility::MapperGetSubTreeResponse& subtree) {
            if (ec)
            {
                BMCWEB_LOG_ERROR(
                    "DBUS response error on Power.IdlePowerSaver GetSubTree {}",
                    ec);
                messages::internalError(asyncResp->res);
                return;
            }
            if (subtree.empty())
            {
                // This is an optional D-Bus object, but user attempted to patch
                messages::resourceNotFound(asyncResp->res, "ComputerSystem",
                                           "IdlePowerSaver");
                return;
            }
            if (subtree.size() > 1)
            {
                // More then one PowerIdlePowerSaver object is not supported and
                // is an error
                BMCWEB_LOG_DEBUG(
                    "Found more than 1 system D-Bus Power.IdlePowerSaver objects: {}",
                    subtree.size());
                messages::internalError(asyncResp->res);
                return;
            }
            if ((subtree[0].first.empty()) || (subtree[0].second.size() != 1))
            {
                BMCWEB_LOG_DEBUG("Power.IdlePowerSaver mapper error!");
                messages::internalError(asyncResp->res);
                return;
            }
            const std::string& path = subtree[0].first;
            const std::string& service = subtree[0].second.begin()->first;
            if (service.empty())
            {
                BMCWEB_LOG_DEBUG("Power.IdlePowerSaver service mapper error!");
                messages::internalError(asyncResp->res);
                return;
            }

            // Valid Power IdlePowerSaver object found, now set any values that
            // need to be updated

            if (ipsEnable)
            {
                setDbusProperty(
                    asyncResp, "IdlePowerSaver/Enabled", service, path,
                    "xyz.openbmc_project.Control.Power.IdlePowerSaver",
                    "Enabled", *ipsEnable);
            }
            if (ipsEnterUtil)
            {
                setDbusProperty(
                    asyncResp, "IdlePowerSaver/EnterUtilizationPercent",
                    service, path,
                    "xyz.openbmc_project.Control.Power.IdlePowerSaver",
                    "EnterUtilizationPercent", *ipsEnterUtil);
            }
            if (ipsEnterTime)
            {
                // Convert from seconds into milliseconds for DBus
                const uint64_t timeMilliseconds = *ipsEnterTime * 1000;
                setDbusProperty(
                    asyncResp, "IdlePowerSaver/EnterDwellTimeSeconds", service,
                    path, "xyz.openbmc_project.Control.Power.IdlePowerSaver",
                    "EnterDwellTime", timeMilliseconds);
            }
            if (ipsExitUtil)
            {
                setDbusProperty(
                    asyncResp, "IdlePowerSaver/ExitUtilizationPercent", service,
                    path, "xyz.openbmc_project.Control.Power.IdlePowerSaver",
                    "ExitUtilizationPercent", *ipsExitUtil);
            }
            if (ipsExitTime)
            {
                // Convert from seconds into milliseconds for DBus
                const uint64_t timeMilliseconds = *ipsExitTime * 1000;
                setDbusProperty(
                    asyncResp, "IdlePowerSaver/ExitDwellTimeSeconds", service,
                    path, "xyz.openbmc_project.Control.Power.IdlePowerSaver",
                    "ExitDwellTime", timeMilliseconds);
            }
        });

    BMCWEB_LOG_DEBUG("EXIT: Set idle power saver parameters");
}

inline void handleComputerSystemCollectionHead(
    crow::App& app, const crow::Request& req,
    const std::shared_ptr<bmcweb::AsyncResp>& asyncResp)
{
    if (!redfish::setUpRedfishRoute(app, req, asyncResp))
    {
        return;
    }
    asyncResp->res.addHeader(
        boost::beast::http::field::link,
        "</redfish/v1/JsonSchemas/ComputerSystemCollection/ComputerSystemCollection.json>; rel=describedby");
}

inline void handleComputerSystemCollectionGet(
    crow::App& app, const crow::Request& req,
    const std::shared_ptr<bmcweb::AsyncResp>& asyncResp)
{
    if (!redfish::setUpRedfishRoute(app, req, asyncResp))
    {
        return;
    }

    asyncResp->res.addHeader(
        boost::beast::http::field::link,
        "</redfish/v1/JsonSchemas/ComputerSystemCollection.json>; rel=describedby");
    asyncResp->res.jsonValue["@odata.type"] =
        "#ComputerSystemCollection.ComputerSystemCollection";
    asyncResp->res.jsonValue["@odata.id"] = "/redfish/v1/Systems";
    asyncResp->res.jsonValue["Name"] = "Computer System Collection";

    nlohmann::json& ifaceArray = asyncResp->res.jsonValue["Members"];
    ifaceArray = nlohmann::json::array();
    if constexpr (BMCWEB_EXPERIMENTAL_REDFISH_MULTI_COMPUTER_SYSTEM)
    {
        asyncResp->res.jsonValue["Members@odata.count"] = 0;
        // Option currently returns no systems.  TBD
        return;
    }
    asyncResp->res.jsonValue["Members@odata.count"] = 1;
    nlohmann::json::object_t system;
    system["@odata.id"] = boost::urls::format("/redfish/v1/Systems/{}",
                                              BMCWEB_REDFISH_SYSTEM_URI_NAME);
    ifaceArray.emplace_back(std::move(system));

    if constexpr (BMCWEB_HYPERVISOR_COMPUTER_SYSTEM)
    {
        BMCWEB_LOG_DEBUG("Hypervisor is available");
        asyncResp->res.jsonValue["Members@odata.count"] = 2;

        nlohmann::json::object_t hypervisor;
        hypervisor["@odata.id"] = "/redfish/v1/Systems/hypervisor";
        ifaceArray.emplace_back(std::move(hypervisor));
    }
}

/**
 * Function transceives data with dbus directly.
 */
inline void doNMI(const std::shared_ptr<bmcweb::AsyncResp>& asyncResp)
{
    constexpr const char* serviceName = "xyz.openbmc_project.Control.Host.NMI";
    constexpr const char* objectPath = "/xyz/openbmc_project/control/host0/nmi";
    constexpr const char* interfaceName =
        "xyz.openbmc_project.Control.Host.NMI";
    constexpr const char* method = "NMI";

    crow::connections::systemBus->async_method_call(
        [asyncResp](const boost::system::error_code& ec) {
            if (ec)
            {
                BMCWEB_LOG_ERROR(" Bad D-Bus request error: {}", ec);
                messages::internalError(asyncResp->res);
                return;
            }
            messages::success(asyncResp->res);
        },
        serviceName, objectPath, interfaceName, method);
}

inline void handleComputerSystemResetActionPost(
    crow::App& app, const crow::Request& req,
    const std::shared_ptr<bmcweb::AsyncResp>& asyncResp,
    const std::string& systemName)
{
    if (!redfish::setUpRedfishRoute(app, req, asyncResp))
    {
        return;
    }

    if constexpr (BMCWEB_HYPERVISOR_COMPUTER_SYSTEM)
    {
        if (systemName == "hypervisor")
        {
            handleHypervisorSystemResetPost(req, asyncResp);
            return;
        }
    }

    if (systemName != BMCWEB_REDFISH_SYSTEM_URI_NAME)
    {
        messages::resourceNotFound(asyncResp->res, "ComputerSystem",
                                   systemName);
        return;
    }
    if constexpr (BMCWEB_EXPERIMENTAL_REDFISH_MULTI_COMPUTER_SYSTEM)
    {
        // Option currently returns no systems.  TBD
        messages::resourceNotFound(asyncResp->res, "ComputerSystem",
                                   systemName);
        return;
    }
    std::string resetType;
    if (!json_util::readJsonAction(req, asyncResp->res, "ResetType", resetType))
    {
        return;
    }

    // Get the command and host vs. chassis
    std::string command;
    bool hostCommand = true;
    if ((resetType == "On") || (resetType == "ForceOn"))
    {
        command = "xyz.openbmc_project.State.Host.Transition.On";
        hostCommand = true;
    }
    else if (resetType == "ForceOff")
    {
        command = "xyz.openbmc_project.State.Chassis.Transition.Off";
        hostCommand = false;
    }
    else if (resetType == "ForceRestart")
    {
        command = "xyz.openbmc_project.State.Host.Transition.ForceWarmReboot";
        hostCommand = true;
    }
    else if (resetType == "GracefulShutdown")
    {
        command = "xyz.openbmc_project.State.Host.Transition.Off";
        hostCommand = true;
    }
    else if (resetType == "GracefulRestart")
    {
        command =
            "xyz.openbmc_project.State.Host.Transition.GracefulWarmReboot";
        hostCommand = true;
    }
    else if (resetType == "PowerCycle")
    {
        command = "xyz.openbmc_project.State.Host.Transition.Reboot";
        hostCommand = true;
    }
    else if (resetType == "Nmi")
    {
        doNMI(asyncResp);
        return;
    }
    else
    {
        messages::actionParameterUnknown(asyncResp->res, "Reset", resetType);
        return;
    }
    sdbusplus::message::object_path statePath("/xyz/openbmc_project/state");

    if (hostCommand)
    {
        setDbusProperty(asyncResp, "Reset", "xyz.openbmc_project.State.Host",
                        statePath / "host0", "xyz.openbmc_project.State.Host",
                        "RequestedHostTransition", command);
    }
    else
    {
        setDbusProperty(asyncResp, "Reset", "xyz.openbmc_project.State.Chassis",
                        statePath / "chassis0",
                        "xyz.openbmc_project.State.Chassis",
                        "RequestedPowerTransition", command);
    }
}

inline void handleComputerSystemHead(
    App& app, const crow::Request& req,
    const std::shared_ptr<bmcweb::AsyncResp>& asyncResp,
    const std::string& /*systemName*/)
{
    if (!redfish::setUpRedfishRoute(app, req, asyncResp))
    {
        return;
    }

    asyncResp->res.addHeader(
        boost::beast::http::field::link,
        "</redfish/v1/JsonSchemas/ComputerSystem/ComputerSystem.json>; rel=describedby");
}

inline void afterPortRequest(
    const std::shared_ptr<bmcweb::AsyncResp>& asyncResp,
    const boost::system::error_code& ec,
    const std::vector<std::tuple<std::string, std::string, bool>>& socketData)
{
    if (ec)
    {
        BMCWEB_LOG_ERROR("DBUS response error {}", ec);
        messages::internalError(asyncResp->res);
        return;
    }
    for (const auto& data : socketData)
    {
        const std::string& socketPath = get<0>(data);
        const std::string& protocolName = get<1>(data);
        bool isProtocolEnabled = get<2>(data);
        nlohmann::json& dataJson = asyncResp->res.jsonValue["SerialConsole"];
        dataJson[protocolName]["ServiceEnabled"] = isProtocolEnabled;
        // need to retrieve port number for
        // obmc-console-ssh service
        if (protocolName == "SSH")
        {
            getPortNumber(socketPath, [asyncResp, protocolName](
                                          const boost::system::error_code& ec1,
                                          int portNumber) {
                if (ec1)
                {
                    BMCWEB_LOG_ERROR("DBUS response error {}", ec1);
                    messages::internalError(asyncResp->res);
                    return;
                }
                nlohmann::json& dataJson1 =
                    asyncResp->res.jsonValue["SerialConsole"];
                dataJson1[protocolName]["Port"] = portNumber;
            });
        }
    }
}

inline void
    handleComputerSystemGet(crow::App& app, const crow::Request& req,
                            const std::shared_ptr<bmcweb::AsyncResp>& asyncResp,
                            const std::string& systemName)
{
    if (!redfish::setUpRedfishRoute(app, req, asyncResp))
    {
        return;
    }

    if constexpr (BMCWEB_EXPERIMENTAL_REDFISH_MULTI_COMPUTER_SYSTEM)
    {
        // Option currently returns no systems.  TBD
        messages::resourceNotFound(asyncResp->res, "ComputerSystem",
                                   systemName);
        return;
    }

    if constexpr (BMCWEB_HYPERVISOR_COMPUTER_SYSTEM)
    {
        if (systemName == "hypervisor")
        {
            handleHypervisorSystemGet(asyncResp);
            return;
        }
    }

    if (systemName != BMCWEB_REDFISH_SYSTEM_URI_NAME)
    {
        messages::resourceNotFound(asyncResp->res, "ComputerSystem",
                                   systemName);
        return;
    }
    asyncResp->res.addHeader(
        boost::beast::http::field::link,
        "</redfish/v1/JsonSchemas/ComputerSystem/ComputerSystem.json>; rel=describedby");
    asyncResp->res.jsonValue["@odata.type"] =
        "#ComputerSystem.v1_22_0.ComputerSystem";
    asyncResp->res.jsonValue["Name"] = BMCWEB_REDFISH_SYSTEM_URI_NAME;
    asyncResp->res.jsonValue["Id"] = BMCWEB_REDFISH_SYSTEM_URI_NAME;
    asyncResp->res.jsonValue["SystemType"] =
        computer_system::SystemType::Physical;
    asyncResp->res.jsonValue["Description"] = "Computer System";
    asyncResp->res.jsonValue["ProcessorSummary"]["Count"] = 0;
    asyncResp->res.jsonValue["MemorySummary"]["TotalSystemMemoryGiB"] =
        double(0);
    asyncResp->res.jsonValue["@odata.id"] = boost::urls::format(
        "/redfish/v1/Systems/{}", BMCWEB_REDFISH_SYSTEM_URI_NAME);

    asyncResp->res.jsonValue["Processors"]["@odata.id"] = boost::urls::format(
        "/redfish/v1/Systems/{}/Processors", BMCWEB_REDFISH_SYSTEM_URI_NAME);
    asyncResp->res.jsonValue["Memory"]["@odata.id"] = boost::urls::format(
        "/redfish/v1/Systems/{}/Memory", BMCWEB_REDFISH_SYSTEM_URI_NAME);
    asyncResp->res.jsonValue["Storage"]["@odata.id"] = boost::urls::format(
        "/redfish/v1/Systems/{}/Storage", BMCWEB_REDFISH_SYSTEM_URI_NAME);
    asyncResp->res.jsonValue["FabricAdapters"]["@odata.id"] =
        boost::urls::format("/redfish/v1/Systems/{}/FabricAdapters",
                            BMCWEB_REDFISH_SYSTEM_URI_NAME);

    asyncResp->res.jsonValue["Actions"]["#ComputerSystem.Reset"]["target"] =
        boost::urls::format(
            "/redfish/v1/Systems/{}/Actions/ComputerSystem.Reset",
            BMCWEB_REDFISH_SYSTEM_URI_NAME);
    asyncResp->res
        .jsonValue["Actions"]["#ComputerSystem.Reset"]["@Redfish.ActionInfo"] =
        boost::urls::format("/redfish/v1/Systems/{}/ResetActionInfo",
                            BMCWEB_REDFISH_SYSTEM_URI_NAME);

    asyncResp->res.jsonValue["LogServices"]["@odata.id"] = boost::urls::format(
        "/redfish/v1/Systems/{}/LogServices", BMCWEB_REDFISH_SYSTEM_URI_NAME);
    asyncResp->res.jsonValue["Bios"]["@odata.id"] = boost::urls::format(
        "/redfish/v1/Systems/{}/Bios", BMCWEB_REDFISH_SYSTEM_URI_NAME);

    nlohmann::json::array_t managedBy;
    nlohmann::json& manager = managedBy.emplace_back();
    manager["@odata.id"] = boost::urls::format("/redfish/v1/Managers/{}",
                                               BMCWEB_REDFISH_MANAGER_URI_NAME);
    asyncResp->res.jsonValue["Links"]["ManagedBy"] = std::move(managedBy);
    asyncResp->res.jsonValue["Status"]["Health"] = resource::Health::OK;
    asyncResp->res.jsonValue["Status"]["State"] = resource::State::Enabled;

    // Fill in SerialConsole info
    asyncResp->res.jsonValue["SerialConsole"]["MaxConcurrentSessions"] = 15;
    asyncResp->res.jsonValue["SerialConsole"]["IPMI"]["ServiceEnabled"] = true;

    asyncResp->res.jsonValue["SerialConsole"]["SSH"]["ServiceEnabled"] = true;
    asyncResp->res.jsonValue["SerialConsole"]["SSH"]["Port"] = 2200;
    asyncResp->res.jsonValue["SerialConsole"]["SSH"]["HotKeySequenceDisplay"] =
        "Press ~. to exit console";
    getPortStatusAndPath(std::span{protocolToDBusForSystems},
                         std::bind_front(afterPortRequest, asyncResp));

    if constexpr (BMCWEB_KVM)
    {
        // Fill in GraphicalConsole info
        asyncResp->res.jsonValue["GraphicalConsole"]["ServiceEnabled"] = true;
        asyncResp->res.jsonValue["GraphicalConsole"]["MaxConcurrentSessions"] =
            4;
        asyncResp->res.jsonValue["GraphicalConsole"]["ConnectTypesSupported"] =
            nlohmann::json::array_t({"KVMIP"});
    }

    getMainChassisId(
        asyncResp, [](const std::string& chassisId,
                      const std::shared_ptr<bmcweb::AsyncResp>& aRsp) {
            nlohmann::json::array_t chassisArray;
            nlohmann::json& chassis = chassisArray.emplace_back();
            chassis["@odata.id"] =
                boost::urls::format("/redfish/v1/Chassis/{}", chassisId);
            aRsp->res.jsonValue["Links"]["Chassis"] = std::move(chassisArray);
        });

    getSystemLocationIndicatorActive(asyncResp);
    // TODO (Gunnar): Remove IndicatorLED after enough time has passed
    getIndicatorLedState(asyncResp);
    getComputerSystem(asyncResp);
    getHostState(asyncResp);
    getBootProperties(asyncResp);
    getBootProgress(asyncResp);
    getBootProgressLastStateTime(asyncResp);
    pcie_util::getPCIeDeviceList(asyncResp,
                                 nlohmann::json::json_pointer("/PCIeDevices"));
    getHostWatchdogTimer(asyncResp);
    getPowerRestorePolicy(asyncResp);
    getStopBootOnFault(asyncResp);
    getAutomaticRetryPolicy(asyncResp);
    getLastResetTime(asyncResp);
    if constexpr (BMCWEB_REDFISH_PROVISIONING_FEATURE)
    {
        getProvisioningStatus(asyncResp);
    }
    getTrustedModuleRequiredToBoot(asyncResp);
    getPowerMode(asyncResp);
    getIdlePowerSaver(asyncResp);
}

inline void handleComputerSystemPatch(
    crow::App& app, const crow::Request& req,
    const std::shared_ptr<bmcweb::AsyncResp>& asyncResp,
    const std::string& systemName)
{
    if (!redfish::setUpRedfishRoute(app, req, asyncResp))
    {
        return;
    }
    if constexpr (BMCWEB_EXPERIMENTAL_REDFISH_MULTI_COMPUTER_SYSTEM)
    {
        // Option currently returns no systems.  TBD
        messages::resourceNotFound(asyncResp->res, "ComputerSystem",
                                   systemName);
        return;
    }
    if (systemName != BMCWEB_REDFISH_SYSTEM_URI_NAME)
    {
        messages::resourceNotFound(asyncResp->res, "ComputerSystem",
                                   systemName);
        return;
    }

    asyncResp->res.addHeader(
        boost::beast::http::field::link,
        "</redfish/v1/JsonSchemas/ComputerSystem/ComputerSystem.json>; rel=describedby");

    std::optional<bool> locationIndicatorActive;
    std::optional<std::string> indicatorLed;
    std::optional<std::string> assetTag;
    std::optional<std::string> powerRestorePolicy;
    std::optional<std::string> powerMode;
    std::optional<bool> wdtEnable;
    std::optional<std::string> wdtTimeOutAction;
    std::optional<std::string> bootSource;
    std::optional<std::string> bootType;
    std::optional<std::string> bootEnable;
    std::optional<std::string> bootAutomaticRetry;
    std::optional<uint32_t> bootAutomaticRetryAttempts;
    std::optional<bool> bootTrustedModuleRequired;
    std::optional<std::string> stopBootOnFault;
    std::optional<bool> ipsEnable;
    std::optional<uint8_t> ipsEnterUtil;
    std::optional<uint64_t> ipsEnterTime;
    std::optional<uint8_t> ipsExitUtil;
    std::optional<uint64_t> ipsExitTime;

    if (!json_util::readJsonPatch( //
            req, asyncResp->res, //
            "AssetTag", assetTag, //
            "Boot/AutomaticRetryAttempts", bootAutomaticRetryAttempts, //
            "Boot/AutomaticRetryConfig", bootAutomaticRetry, //
            "Boot/BootSourceOverrideEnabled", bootEnable, //
            "Boot/BootSourceOverrideMode", bootType, //
            "Boot/BootSourceOverrideTarget", bootSource, //
            "Boot/StopBootOnFault", stopBootOnFault, //
            "Boot/TrustedModuleRequiredToBoot", bootTrustedModuleRequired, //
            "HostWatchdogTimer/FunctionEnabled", wdtEnable, //
            "HostWatchdogTimer/TimeoutAction", wdtTimeOutAction, //
            "IdlePowerSaver/Enabled", ipsEnable, //
            "IdlePowerSaver/EnterDwellTimeSeconds", ipsEnterTime, //
            "IdlePowerSaver/EnterUtilizationPercent", ipsEnterUtil, //
            "IdlePowerSaver/ExitDwellTimeSeconds", ipsExitTime, //
            "IdlePowerSaver/ExitUtilizationPercent", ipsExitUtil, //
            "IndicatorLED", indicatorLed, //
            "LocationIndicatorActive", locationIndicatorActive, //
            "PowerMode", powerMode, //
            "PowerRestorePolicy", powerRestorePolicy //
            ))
    {
        return;
    }

    asyncResp->res.result(boost::beast::http::status::no_content);

    if (assetTag)
    {
        setAssetTag(asyncResp, *assetTag);
    }

    if (wdtEnable || wdtTimeOutAction)
    {
        setWDTProperties(asyncResp, wdtEnable, wdtTimeOutAction);
    }

    if (bootSource || bootType || bootEnable)
    {
        setBootProperties(asyncResp, bootSource, bootType, bootEnable);
    }
    if (bootAutomaticRetry)
    {
        setAutomaticRetry(asyncResp, *bootAutomaticRetry);
    }

    if (bootAutomaticRetryAttempts)
    {
        setAutomaticRetryAttempts(asyncResp,
                                  bootAutomaticRetryAttempts.value());
    }

    if (bootTrustedModuleRequired)
    {
        setTrustedModuleRequiredToBoot(asyncResp, *bootTrustedModuleRequired);
    }

    if (stopBootOnFault)
    {
        setStopBootOnFault(asyncResp, *stopBootOnFault);
    }

    if (locationIndicatorActive)
    {
        setSystemLocationIndicatorActive(asyncResp, *locationIndicatorActive);
    }

    // TODO (Gunnar): Remove IndicatorLED after enough time has
    // passed
    if (indicatorLed)
    {
        setIndicatorLedState(asyncResp, *indicatorLed);
        asyncResp->res.addHeader(boost::beast::http::field::warning,
                                 "299 - \"IndicatorLED is deprecated. Use "
                                 "LocationIndicatorActive instead.\"");
    }

    if (powerRestorePolicy)
    {
        setPowerRestorePolicy(asyncResp, *powerRestorePolicy);
    }

    if (powerMode)
    {
        setPowerMode(asyncResp, *powerMode);
    }

    if (ipsEnable || ipsEnterUtil || ipsEnterTime || ipsExitUtil || ipsExitTime)
    {
        setIdlePowerSaver(asyncResp, ipsEnable, ipsEnterUtil, ipsEnterTime,
                          ipsExitUtil, ipsExitTime);
    }
}

inline void handleSystemCollectionResetActionHead(
    crow::App& app, const crow::Request& req,
    const std::shared_ptr<bmcweb::AsyncResp>& asyncResp,
    const std::string& /*systemName*/)
{
    if (!redfish::setUpRedfishRoute(app, req, asyncResp))
    {
        return;
    }
    asyncResp->res.addHeader(
        boost::beast::http::field::link,
        "</redfish/v1/JsonSchemas/ActionInfo/ActionInfo.json>; rel=describedby");
}

/**
 * @brief Translates allowed host transitions to redfish string
 *
 * @param[in]  dbusAllowedHostTran The allowed host transition on dbus
 * @param[out] allowableValues     The translated host transition(s)
 *
 * @return Emplaces corresponding Redfish translated value(s) in
 * allowableValues. If translation not possible, does nothing to
 * allowableValues.
 */
inline void
    dbusToRfAllowedHostTransitions(const std::string& dbusAllowedHostTran,
                                   nlohmann::json::array_t& allowableValues)
{
    if (dbusAllowedHostTran == "xyz.openbmc_project.State.Host.Transition.On")
    {
        allowableValues.emplace_back(resource::ResetType::On);
        allowableValues.emplace_back(resource::ResetType::ForceOn);
    }
    else if (dbusAllowedHostTran ==
             "xyz.openbmc_project.State.Host.Transition.Off")
    {
        allowableValues.emplace_back(resource::ResetType::GracefulShutdown);
    }
    else if (dbusAllowedHostTran ==
             "xyz.openbmc_project.State.Host.Transition.GracefulWarmReboot")
    {
        allowableValues.emplace_back(resource::ResetType::GracefulRestart);
    }
    else if (dbusAllowedHostTran ==
             "xyz.openbmc_project.State.Host.Transition.ForceWarmReboot")
    {
        allowableValues.emplace_back(resource::ResetType::ForceRestart);
    }
    else
    {
        BMCWEB_LOG_WARNING("Unsupported host tran {}", dbusAllowedHostTran);
    }
}

inline void afterGetAllowedHostTransitions(
    const std::shared_ptr<bmcweb::AsyncResp>& asyncResp,
    const boost::system::error_code& ec,
    const std::vector<std::string>& allowedHostTransitions)
{
    nlohmann::json::array_t allowableValues;

    // Supported on all systems currently
    allowableValues.emplace_back(resource::ResetType::ForceOff);
    allowableValues.emplace_back(resource::ResetType::PowerCycle);
    allowableValues.emplace_back(resource::ResetType::Nmi);

    if (ec)
    {
        if ((ec.value() ==
             boost::system::linux_error::bad_request_descriptor) ||
            (ec.value() == boost::asio::error::basic_errors::host_unreachable))
        {
            // Property not implemented so just return defaults
            BMCWEB_LOG_DEBUG("Property not available {}", ec);
            allowableValues.emplace_back(resource::ResetType::On);
            allowableValues.emplace_back(resource::ResetType::ForceOn);
            allowableValues.emplace_back(resource::ResetType::ForceRestart);
            allowableValues.emplace_back(resource::ResetType::GracefulRestart);
            allowableValues.emplace_back(resource::ResetType::GracefulShutdown);
        }
        else
        {
            BMCWEB_LOG_ERROR("DBUS response error {}", ec);
            messages::internalError(asyncResp->res);
            return;
        }
    }
    else
    {
        for (const std::string& transition : allowedHostTransitions)
        {
            BMCWEB_LOG_DEBUG("Found allowed host tran {}", transition);
            dbusToRfAllowedHostTransitions(transition, allowableValues);
        }
    }

    nlohmann::json::object_t parameter;
    parameter["Name"] = "ResetType";
    parameter["Required"] = true;
    parameter["DataType"] = action_info::ParameterTypes::String;
    parameter["AllowableValues"] = std::move(allowableValues);
    nlohmann::json::array_t parameters;
    parameters.emplace_back(std::move(parameter));
    asyncResp->res.jsonValue["Parameters"] = std::move(parameters);
}

inline void handleSystemCollectionResetActionGet(
    crow::App& app, const crow::Request& req,
    const std::shared_ptr<bmcweb::AsyncResp>& asyncResp,
    const std::string& systemName)
{
    if (!redfish::setUpRedfishRoute(app, req, asyncResp))
    {
        return;
    }
    if constexpr (BMCWEB_EXPERIMENTAL_REDFISH_MULTI_COMPUTER_SYSTEM)
    {
        // Option currently returns no systems.  TBD
        messages::resourceNotFound(asyncResp->res, "ComputerSystem",
                                   systemName);
        return;
    }

    if constexpr (BMCWEB_HYPERVISOR_COMPUTER_SYSTEM)
    {
        if (systemName == "hypervisor")
        {
            handleHypervisorResetActionGet(asyncResp);
            return;
        }
    }

    if (systemName != BMCWEB_REDFISH_SYSTEM_URI_NAME)
    {
        messages::resourceNotFound(asyncResp->res, "ComputerSystem",
                                   systemName);
        return;
    }

    asyncResp->res.addHeader(
        boost::beast::http::field::link,
        "</redfish/v1/JsonSchemas/ActionInfo/ActionInfo.json>; rel=describedby");

    asyncResp->res.jsonValue["@odata.id"] =
        boost::urls::format("/redfish/v1/Systems/{}/ResetActionInfo",
                            BMCWEB_REDFISH_SYSTEM_URI_NAME);
    asyncResp->res.jsonValue["@odata.type"] = "#ActionInfo.v1_1_2.ActionInfo";
    asyncResp->res.jsonValue["Name"] = "Reset Action Info";
    asyncResp->res.jsonValue["Id"] = "ResetActionInfo";

    // Look to see if system defines AllowedHostTransitions
    sdbusplus::asio::getProperty<std::vector<std::string>>(
        *crow::connections::systemBus, "xyz.openbmc_project.State.Host",
        "/xyz/openbmc_project/state/host0", "xyz.openbmc_project.State.Host",
        "AllowedHostTransitions",
        [asyncResp](const boost::system::error_code& ec,
                    const std::vector<std::string>& allowedHostTransitions) {
            afterGetAllowedHostTransitions(asyncResp, ec,
                                           allowedHostTransitions);
        });
}
/**
 * SystemResetActionInfo derived class for delivering Computer Systems
 * ResetType AllowableValues using ResetInfo schema.
 */
inline void requestRoutesSystems(App& app)
{
    BMCWEB_ROUTE(app, "/redfish/v1/Systems/")
        .privileges(redfish::privileges::headComputerSystemCollection)
        .methods(boost::beast::http::verb::head)(
            std::bind_front(handleComputerSystemCollectionHead, std::ref(app)));

    BMCWEB_ROUTE(app, "/redfish/v1/Systems/")
        .privileges(redfish::privileges::getComputerSystemCollection)
        .methods(boost::beast::http::verb::get)(
            std::bind_front(handleComputerSystemCollectionGet, std::ref(app)));

    BMCWEB_ROUTE(app, "/redfish/v1/Systems/<str>/")
        .privileges(redfish::privileges::headComputerSystem)
        .methods(boost::beast::http::verb::head)(
            std::bind_front(handleComputerSystemHead, std::ref(app)));

    BMCWEB_ROUTE(app, "/redfish/v1/Systems/<str>/")
        .privileges(redfish::privileges::getComputerSystem)
        .methods(boost::beast::http::verb::get)(
            std::bind_front(handleComputerSystemGet, std::ref(app)));

    BMCWEB_ROUTE(app, "/redfish/v1/Systems/<str>/")
        .privileges(redfish::privileges::patchComputerSystem)
        .methods(boost::beast::http::verb::patch)(
            std::bind_front(handleComputerSystemPatch, std::ref(app)));

    BMCWEB_ROUTE(app, "/redfish/v1/Systems/<str>/Actions/ComputerSystem.Reset/")
        .privileges(redfish::privileges::postComputerSystem)
        .methods(boost::beast::http::verb::post)(std::bind_front(
            handleComputerSystemResetActionPost, std::ref(app)));

    BMCWEB_ROUTE(app, "/redfish/v1/Systems/<str>/ResetActionInfo/")
        .privileges(redfish::privileges::headActionInfo)
        .methods(boost::beast::http::verb::head)(std::bind_front(
            handleSystemCollectionResetActionHead, std::ref(app)));
    BMCWEB_ROUTE(app, "/redfish/v1/Systems/<str>/ResetActionInfo/")
        .privileges(redfish::privileges::getActionInfo)
        .methods(boost::beast::http::verb::get)(std::bind_front(
            handleSystemCollectionResetActionGet, std::ref(app)));
}
} // namespace redfish