| /* |
| // Copyright (c) 2018 Intel Corporation |
| // Copyright (c) 2018 Ampere Computing LLC |
| / |
| // 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 "dbus_utility.hpp" |
| #include "sensors.hpp" |
| #include "utils/chassis_utils.hpp" |
| |
| #include <app.hpp> |
| #include <query.hpp> |
| #include <registries/privilege_registry.hpp> |
| #include <sdbusplus/asio/property.hpp> |
| |
| #include <array> |
| #include <string_view> |
| |
| namespace redfish |
| { |
| inline void setPowerCapOverride( |
| const std::shared_ptr<SensorsAsyncResp>& sensorsAsyncResp, |
| std::vector<nlohmann::json>& powerControlCollections) |
| { |
| auto getChassisPath = |
| [sensorsAsyncResp, powerControlCollections]( |
| const std::optional<std::string>& chassisPath) mutable { |
| if (!chassisPath) |
| { |
| BMCWEB_LOG_ERROR << "Don't find valid chassis path "; |
| messages::resourceNotFound(sensorsAsyncResp->asyncResp->res, |
| "Chassis", sensorsAsyncResp->chassisId); |
| return; |
| } |
| |
| if (powerControlCollections.size() != 1) |
| { |
| BMCWEB_LOG_ERROR << "Don't support multiple hosts at present "; |
| messages::resourceNotFound(sensorsAsyncResp->asyncResp->res, |
| "Power", "PowerControl"); |
| return; |
| } |
| |
| auto& item = powerControlCollections[0]; |
| |
| std::optional<nlohmann::json> powerLimit; |
| if (!json_util::readJson(item, sensorsAsyncResp->asyncResp->res, |
| "PowerLimit", powerLimit)) |
| { |
| return; |
| } |
| if (!powerLimit) |
| { |
| return; |
| } |
| std::optional<uint32_t> value; |
| if (!json_util::readJson(*powerLimit, sensorsAsyncResp->asyncResp->res, |
| "LimitInWatts", value)) |
| { |
| return; |
| } |
| if (!value) |
| { |
| return; |
| } |
| sdbusplus::asio::getProperty<bool>( |
| *crow::connections::systemBus, "xyz.openbmc_project.Settings", |
| "/xyz/openbmc_project/control/host0/power_cap", |
| "xyz.openbmc_project.Control.Power.Cap", "PowerCapEnable", |
| [value, sensorsAsyncResp](const boost::system::error_code ec, |
| bool powerCapEnable) { |
| if (ec) |
| { |
| messages::internalError(sensorsAsyncResp->asyncResp->res); |
| BMCWEB_LOG_ERROR << "powerCapEnable Get handler: Dbus error " |
| << ec; |
| return; |
| } |
| if (!powerCapEnable) |
| { |
| messages::actionNotSupported( |
| sensorsAsyncResp->asyncResp->res, |
| "Setting LimitInWatts when PowerLimit feature is disabled"); |
| BMCWEB_LOG_ERROR << "PowerLimit feature is disabled "; |
| return; |
| } |
| |
| crow::connections::systemBus->async_method_call( |
| [sensorsAsyncResp](const boost::system::error_code ec2) { |
| if (ec2) |
| { |
| BMCWEB_LOG_DEBUG << "Power Limit Set: Dbus error: " << ec2; |
| messages::internalError(sensorsAsyncResp->asyncResp->res); |
| return; |
| } |
| sensorsAsyncResp->asyncResp->res.result( |
| boost::beast::http::status::no_content); |
| }, |
| "xyz.openbmc_project.Settings", |
| "/xyz/openbmc_project/control/host0/power_cap", |
| "org.freedesktop.DBus.Properties", "Set", |
| "xyz.openbmc_project.Control.Power.Cap", "PowerCap", |
| std::variant<uint32_t>(*value)); |
| }); |
| }; |
| redfish::chassis_utils::getValidChassisPath(sensorsAsyncResp->asyncResp, |
| sensorsAsyncResp->chassisId, |
| std::move(getChassisPath)); |
| } |
| inline void requestRoutesPower(App& app) |
| { |
| |
| BMCWEB_ROUTE(app, "/redfish/v1/Chassis/<str>/Power/") |
| .privileges(redfish::privileges::getPower) |
| .methods(boost::beast::http::verb::get)( |
| [&app](const crow::Request& req, |
| const std::shared_ptr<bmcweb::AsyncResp>& asyncResp, |
| const std::string& chassisName) { |
| if (!redfish::setUpRedfishRoute(app, req, asyncResp)) |
| { |
| return; |
| } |
| asyncResp->res.jsonValue["PowerControl"] = nlohmann::json::array(); |
| |
| auto sensorAsyncResp = std::make_shared<SensorsAsyncResp>( |
| asyncResp, chassisName, sensors::dbus::powerPaths, |
| sensors::node::power); |
| |
| getChassisData(sensorAsyncResp); |
| |
| // This callback verifies that the power limit is only provided |
| // for the chassis that implements the Chassis inventory item. |
| // This prevents things like power supplies providing the |
| // chassis power limit |
| |
| using Mapper = dbus::utility::MapperGetSubTreePathsResponse; |
| auto chassisHandler = |
| [sensorAsyncResp](const boost::system::error_code& e, |
| const Mapper& chassisPaths) { |
| if (e) |
| { |
| BMCWEB_LOG_ERROR |
| << "Power Limit GetSubTreePaths handler Dbus error " << e; |
| return; |
| } |
| |
| bool found = false; |
| for (const std::string& chassis : chassisPaths) |
| { |
| size_t len = std::string::npos; |
| size_t lastPos = chassis.rfind('/'); |
| if (lastPos == std::string::npos) |
| { |
| continue; |
| } |
| |
| if (lastPos == chassis.size() - 1) |
| { |
| size_t end = lastPos; |
| lastPos = chassis.rfind('/', lastPos - 1); |
| if (lastPos == std::string::npos) |
| { |
| continue; |
| } |
| |
| len = end - (lastPos + 1); |
| } |
| |
| std::string interfaceChassisName = |
| chassis.substr(lastPos + 1, len); |
| if (interfaceChassisName == sensorAsyncResp->chassisId) |
| { |
| found = true; |
| break; |
| } |
| } |
| |
| if (!found) |
| { |
| BMCWEB_LOG_DEBUG << "Power Limit not present for " |
| << sensorAsyncResp->chassisId; |
| return; |
| } |
| |
| auto valueHandler = |
| [sensorAsyncResp]( |
| const boost::system::error_code ec, |
| const dbus::utility::DBusPropertiesMap& properties) { |
| if (ec) |
| { |
| messages::internalError(sensorAsyncResp->asyncResp->res); |
| BMCWEB_LOG_ERROR |
| << "Power Limit GetAll handler: Dbus error " << ec; |
| return; |
| } |
| |
| nlohmann::json& tempArray = |
| sensorAsyncResp->asyncResp->res.jsonValue["PowerControl"]; |
| |
| // Put multiple "sensors" into a single PowerControl, 0, |
| // so only create the first one |
| if (tempArray.empty()) |
| { |
| // Mandatory properties odata.id and MemberId |
| // A warning without a odata.type |
| nlohmann::json::object_t powerControl; |
| powerControl["@odata.type"] = "#Power.v1_0_0.PowerControl"; |
| powerControl["@odata.id"] = "/redfish/v1/Chassis/" + |
| sensorAsyncResp->chassisId + |
| "/Power#/PowerControl/0"; |
| powerControl["Name"] = "Chassis Power Control"; |
| powerControl["MemberId"] = "0"; |
| tempArray.push_back(std::move(powerControl)); |
| } |
| |
| nlohmann::json& sensorJson = tempArray.back(); |
| bool enabled = false; |
| double powerCap = 0.0; |
| int64_t scale = 0; |
| |
| for (const std::pair<std::string, |
| dbus::utility::DbusVariantType>& property : |
| properties) |
| { |
| if (property.first == "Scale") |
| { |
| const int64_t* i = |
| std::get_if<int64_t>(&property.second); |
| |
| if (i != nullptr) |
| { |
| scale = *i; |
| } |
| } |
| else if (property.first == "PowerCap") |
| { |
| const double* d = std::get_if<double>(&property.second); |
| const int64_t* i = |
| std::get_if<int64_t>(&property.second); |
| const uint32_t* u = |
| std::get_if<uint32_t>(&property.second); |
| |
| if (d != nullptr) |
| { |
| powerCap = *d; |
| } |
| else if (i != nullptr) |
| { |
| powerCap = static_cast<double>(*i); |
| } |
| else if (u != nullptr) |
| { |
| powerCap = *u; |
| } |
| } |
| else if (property.first == "PowerCapEnable") |
| { |
| const bool* b = std::get_if<bool>(&property.second); |
| |
| if (b != nullptr) |
| { |
| enabled = *b; |
| } |
| } |
| } |
| |
| nlohmann::json& value = |
| sensorJson["PowerLimit"]["LimitInWatts"]; |
| |
| // LimitException is Mandatory attribute as per OCP |
| // Baseline Profile – v1.0.0, so currently making it |
| // "NoAction" as default value to make it OCP Compliant. |
| sensorJson["PowerLimit"]["LimitException"] = "NoAction"; |
| |
| if (enabled) |
| { |
| // Redfish specification indicates PowerLimit should |
| // be null if the limit is not enabled. |
| value = powerCap * std::pow(10, scale); |
| } |
| }; |
| |
| sdbusplus::asio::getAllProperties( |
| *crow::connections::systemBus, "xyz.openbmc_project.Settings", |
| "/xyz/openbmc_project/control/host0/power_cap", |
| "xyz.openbmc_project.Control.Power.Cap", |
| std::move(valueHandler)); |
| }; |
| |
| constexpr std::array<std::string_view, 2> interfaces = { |
| "xyz.openbmc_project.Inventory.Item.Board", |
| "xyz.openbmc_project.Inventory.Item.Chassis"}; |
| |
| dbus::utility::getSubTreePaths("/xyz/openbmc_project/inventory", 0, |
| interfaces, std::move(chassisHandler)); |
| }); |
| |
| BMCWEB_ROUTE(app, "/redfish/v1/Chassis/<str>/Power/") |
| .privileges(redfish::privileges::patchPower) |
| .methods(boost::beast::http::verb::patch)( |
| [&app](const crow::Request& req, |
| const std::shared_ptr<bmcweb::AsyncResp>& asyncResp, |
| const std::string& chassisName) { |
| if (!redfish::setUpRedfishRoute(app, req, asyncResp)) |
| { |
| return; |
| } |
| auto sensorAsyncResp = std::make_shared<SensorsAsyncResp>( |
| asyncResp, chassisName, sensors::dbus::powerPaths, |
| sensors::node::power); |
| |
| std::optional<std::vector<nlohmann::json>> voltageCollections; |
| std::optional<std::vector<nlohmann::json>> powerCtlCollections; |
| |
| if (!json_util::readJsonPatch(req, sensorAsyncResp->asyncResp->res, |
| "PowerControl", powerCtlCollections, |
| "Voltages", voltageCollections)) |
| { |
| return; |
| } |
| |
| if (powerCtlCollections) |
| { |
| setPowerCapOverride(sensorAsyncResp, *powerCtlCollections); |
| } |
| if (voltageCollections) |
| { |
| std::unordered_map<std::string, std::vector<nlohmann::json>> |
| allCollections; |
| allCollections.emplace("Voltages", *std::move(voltageCollections)); |
| setSensorsOverride(sensorAsyncResp, allCollections); |
| } |
| }); |
| } |
| |
| } // namespace redfish |