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/*
// 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 "app.hpp"
#include "dbus_utility.hpp"
#include "generated/enums/pcie_device.hpp"
#include "query.hpp"
#include "registries/privilege_registry.hpp"
#include "utils/collection.hpp"
#include "utils/dbus_utils.hpp"
#include <boost/system/linux_error.hpp>
#include <sdbusplus/asio/property.hpp>
#include <sdbusplus/unpack_properties.hpp>
namespace redfish
{
static constexpr const char* inventoryPath = "/xyz/openbmc_project/inventory";
static constexpr std::array<std::string_view, 1> pcieDeviceInterface = {
"xyz.openbmc_project.Inventory.Item.PCIeDevice"};
static inline void handlePCIeDevicePath(
const std::string& pcieDeviceId,
const std::shared_ptr<bmcweb::AsyncResp>& aResp,
const dbus::utility::MapperGetSubTreePathsResponse& pcieDevicePaths,
const std::function<void(const std::string& pcieDevicePath,
const std::string& service)>& callback)
{
for (const std::string& pcieDevicePath : pcieDevicePaths)
{
std::string pciecDeviceName =
sdbusplus::message::object_path(pcieDevicePath).filename();
if (pciecDeviceName.empty() || pciecDeviceName != pcieDeviceId)
{
continue;
}
dbus::utility::getDbusObject(
pcieDevicePath, {},
[pcieDevicePath, aResp,
callback](const boost::system::error_code& ec,
const dbus::utility::MapperGetObject& object) {
if (ec || object.empty())
{
BMCWEB_LOG_ERROR << "DBUS response error " << ec;
messages::internalError(aResp->res);
return;
}
callback(pcieDevicePath, object.begin()->first);
});
return;
}
BMCWEB_LOG_WARNING << "PCIe Device not found";
messages::resourceNotFound(aResp->res, "PCIeDevice", pcieDeviceId);
}
static inline void getValidPCIeDevicePath(
const std::string& pcieDeviceId,
const std::shared_ptr<bmcweb::AsyncResp>& aResp,
const std::function<void(const std::string& pcieDevicePath,
const std::string& service)>& callback)
{
dbus::utility::getSubTreePaths(
inventoryPath, 0, pcieDeviceInterface,
[pcieDeviceId, aResp,
callback](const boost::system::error_code& ec,
const dbus::utility::MapperGetSubTreePathsResponse&
pcieDevicePaths) {
if (ec)
{
BMCWEB_LOG_ERROR << "D-Bus response error on GetSubTree " << ec;
messages::internalError(aResp->res);
return;
}
handlePCIeDevicePath(pcieDeviceId, aResp, pcieDevicePaths, callback);
return;
});
}
static inline void
getPCIeDeviceList(const std::shared_ptr<bmcweb::AsyncResp>& asyncResp,
const std::string& name)
{
dbus::utility::getSubTreePaths(
inventoryPath, 0, pcieDeviceInterface,
[asyncResp, name](const boost::system::error_code& ec,
const dbus::utility::MapperGetSubTreePathsResponse&
pcieDevicePaths) {
if (ec)
{
BMCWEB_LOG_DEBUG << "no PCIe device paths found ec: "
<< ec.message();
// Not an error, system just doesn't have PCIe info
return;
}
nlohmann::json& pcieDeviceList = asyncResp->res.jsonValue[name];
pcieDeviceList = nlohmann::json::array();
for (const std::string& pcieDevicePath : pcieDevicePaths)
{
size_t devStart = pcieDevicePath.rfind('/');
if (devStart == std::string::npos)
{
continue;
}
std::string devName = pcieDevicePath.substr(devStart + 1);
if (devName.empty())
{
continue;
}
nlohmann::json::object_t pcieDevice;
pcieDevice["@odata.id"] = crow::utility::urlFromPieces(
"redfish", "v1", "Systems", "system", "PCIeDevices", devName);
pcieDeviceList.push_back(std::move(pcieDevice));
}
asyncResp->res.jsonValue[name + "@odata.count"] = pcieDeviceList.size();
});
}
static inline void handlePCIeDeviceCollectionGet(
crow::App& app, const crow::Request& req,
const std::shared_ptr<bmcweb::AsyncResp>& aResp,
const std::string& systemName)
{
if (!redfish::setUpRedfishRoute(app, req, aResp))
{
return;
}
if (systemName != "system")
{
messages::resourceNotFound(aResp->res, "ComputerSystem", systemName);
return;
}
aResp->res.addHeader(boost::beast::http::field::link,
"</redfish/v1/JsonSchemas/PCIeDeviceCollection/"
"PCIeDeviceCollection.json>; rel=describedby");
aResp->res.jsonValue["@odata.type"] =
"#PCIeDeviceCollection.PCIeDeviceCollection";
aResp->res.jsonValue["@odata.id"] =
"/redfish/v1/Systems/system/PCIeDevices";
aResp->res.jsonValue["Name"] = "PCIe Device Collection";
aResp->res.jsonValue["Description"] = "Collection of PCIe Devices";
aResp->res.jsonValue["Members"] = nlohmann::json::array();
aResp->res.jsonValue["Members@odata.count"] = 0;
collection_util::getCollectionMembers(
aResp, boost::urls::url("/redfish/v1/Systems/system/PCIeDevices"),
pcieDeviceInterface);
}
inline void requestRoutesSystemPCIeDeviceCollection(App& app)
{
/**
* Functions triggers appropriate requests on DBus
*/
BMCWEB_ROUTE(app, "/redfish/v1/Systems/<str>/PCIeDevices/")
.privileges(redfish::privileges::getPCIeDeviceCollection)
.methods(boost::beast::http::verb::get)(
std::bind_front(handlePCIeDeviceCollectionGet, std::ref(app)));
}
inline std::optional<pcie_device::PCIeTypes>
redfishPcieGenerationFromDbus(const std::string& generationInUse)
{
if (generationInUse ==
"xyz.openbmc_project.Inventory.Item.PCIeSlot.Generations.Gen1")
{
return pcie_device::PCIeTypes::Gen1;
}
if (generationInUse ==
"xyz.openbmc_project.Inventory.Item.PCIeSlot.Generations.Gen2")
{
return pcie_device::PCIeTypes::Gen2;
}
if (generationInUse ==
"xyz.openbmc_project.Inventory.Item.PCIeSlot.Generations.Gen3")
{
return pcie_device::PCIeTypes::Gen3;
}
if (generationInUse ==
"xyz.openbmc_project.Inventory.Item.PCIeSlot.Generations.Gen4")
{
return pcie_device::PCIeTypes::Gen4;
}
if (generationInUse ==
"xyz.openbmc_project.Inventory.Item.PCIeSlot.Generations.Gen5")
{
return pcie_device::PCIeTypes::Gen5;
}
if (generationInUse.empty() ||
generationInUse ==
"xyz.openbmc_project.Inventory.Item.PCIeSlot.Generations.Unknown")
{
return pcie_device::PCIeTypes::Invalid;
}
// The value is not unknown or Gen1-5, need return an internal error.
return std::nullopt;
}
inline void getPCIeDeviceAsset(const std::shared_ptr<bmcweb::AsyncResp>& aResp,
const std::string& pcieDevicePath,
const std::string& service)
{
sdbusplus::asio::getAllProperties(
*crow::connections::systemBus, service, pcieDevicePath,
"xyz.openbmc_project.Inventory.Decorator.Asset",
[pcieDevicePath,
aResp{aResp}](const boost::system::error_code& ec,
const dbus::utility::DBusPropertiesMap& assetList) {
if (ec)
{
if (ec.value() != EBADR)
{
BMCWEB_LOG_ERROR << "DBUS response error for Properties"
<< ec.value();
messages::internalError(aResp->res);
}
return;
}
const std::string* manufacturer = nullptr;
const std::string* model = nullptr;
const std::string* partNumber = nullptr;
const std::string* serialNumber = nullptr;
const std::string* sparePartNumber = nullptr;
const bool success = sdbusplus::unpackPropertiesNoThrow(
dbus_utils::UnpackErrorPrinter(), assetList, "Manufacturer",
manufacturer, "Model", model, "PartNumber", partNumber,
"SerialNumber", serialNumber, "SparePartNumber", sparePartNumber);
if (!success)
{
messages::internalError(aResp->res);
return;
}
if (manufacturer != nullptr)
{
aResp->res.jsonValue["Manufacturer"] = *manufacturer;
}
if (model != nullptr)
{
aResp->res.jsonValue["Model"] = *model;
}
if (partNumber != nullptr)
{
aResp->res.jsonValue["PartNumber"] = *partNumber;
}
if (serialNumber != nullptr)
{
aResp->res.jsonValue["SerialNumber"] = *serialNumber;
}
if (sparePartNumber != nullptr && !sparePartNumber->empty())
{
aResp->res.jsonValue["SparePartNumber"] = *sparePartNumber;
}
});
}
inline void addPCIeDeviceProperties(
crow::Response& resp, const std::string& pcieDeviceId,
const dbus::utility::DBusPropertiesMap& pcieDevProperties)
{
const std::string* manufacturer = nullptr;
const std::string* deviceType = nullptr;
const std::string* generationInUse = nullptr;
const int64_t* lanesInUse = nullptr;
const bool success = sdbusplus::unpackPropertiesNoThrow(
dbus_utils::UnpackErrorPrinter(), pcieDevProperties, "DeviceType",
deviceType, "GenerationInUse", generationInUse, "LanesInUse",
lanesInUse, "Manufacturer", manufacturer);
if (!success)
{
messages::internalError(resp);
return;
}
if (deviceType != nullptr && !deviceType->empty())
{
resp.jsonValue["PCIeInterface"]["DeviceType"] = *deviceType;
}
if (generationInUse != nullptr)
{
std::optional<pcie_device::PCIeTypes> redfishGenerationInUse =
redfishPcieGenerationFromDbus(*generationInUse);
if (!redfishGenerationInUse)
{
messages::internalError(resp);
return;
}
if (*redfishGenerationInUse != pcie_device::PCIeTypes::Invalid)
{
resp.jsonValue["PCIeInterface"]["PCIeType"] =
*redfishGenerationInUse;
}
}
// The default value of LanesInUse is 0, and the field will be
// left as off if it is a default value.
if (lanesInUse != nullptr && *lanesInUse != 0)
{
resp.jsonValue["PCIeInterface"]["LanesInUse"] = *lanesInUse;
}
if (manufacturer != nullptr)
{
resp.jsonValue["PCIeInterface"]["Manufacturer"] = *manufacturer;
}
resp.jsonValue["PCIeFunctions"]["@odata.id"] = crow::utility::urlFromPieces(
"redfish", "v1", "Systems", "system", "PCIeDevices", pcieDeviceId,
"PCIeFunctions");
}
inline void getPCIeDeviceProperties(
const std::shared_ptr<bmcweb::AsyncResp>& aResp,
const std::string& pcieDevicePath, const std::string& service,
const std::function<void(
const dbus::utility::DBusPropertiesMap& pcieDevProperties)>&& callback)
{
sdbusplus::asio::getAllProperties(
*crow::connections::systemBus, service, pcieDevicePath,
"xyz.openbmc_project.Inventory.Item.PCIeDevice",
[aResp,
callback](const boost::system::error_code& ec,
const dbus::utility::DBusPropertiesMap& pcieDevProperties) {
if (ec)
{
if (ec.value() != EBADR)
{
BMCWEB_LOG_ERROR << "DBUS response error for Properties";
messages::internalError(aResp->res);
}
return;
}
callback(pcieDevProperties);
});
}
inline void addPCIeDeviceCommonProperties(
const std::shared_ptr<bmcweb::AsyncResp>& aResp,
const std::string& pcieDeviceId)
{
aResp->res.addHeader(
boost::beast::http::field::link,
"</redfish/v1/JsonSchemas/PCIeDevice/PCIeDevice.json>; rel=describedby");
aResp->res.jsonValue["@odata.type"] = "#PCIeDevice.v1_9_0.PCIeDevice";
aResp->res.jsonValue["@odata.id"] = crow::utility::urlFromPieces(
"redfish", "v1", "Systems", "system", "PCIeDevices", pcieDeviceId);
aResp->res.jsonValue["Name"] = "PCIe Device";
aResp->res.jsonValue["Id"] = pcieDeviceId;
}
inline void handlePCIeDeviceGet(App& app, const crow::Request& req,
const std::shared_ptr<bmcweb::AsyncResp>& aResp,
const std::string& systemName,
const std::string& pcieDeviceId)
{
if (!redfish::setUpRedfishRoute(app, req, aResp))
{
return;
}
if (systemName != "system")
{
messages::resourceNotFound(aResp->res, "ComputerSystem", systemName);
return;
}
getValidPCIeDevicePath(
pcieDeviceId, aResp,
[aResp, pcieDeviceId](const std::string& pcieDevicePath,
const std::string& service) {
addPCIeDeviceCommonProperties(aResp, pcieDeviceId);
getPCIeDeviceAsset(aResp, pcieDevicePath, service);
getPCIeDeviceProperties(
aResp, pcieDevicePath, service,
[aResp, pcieDeviceId](
const dbus::utility::DBusPropertiesMap& pcieDevProperties) {
addPCIeDeviceProperties(aResp->res, pcieDeviceId,
pcieDevProperties);
});
});
}
inline void requestRoutesSystemPCIeDevice(App& app)
{
BMCWEB_ROUTE(app, "/redfish/v1/Systems/<str>/PCIeDevices/<str>/")
.privileges(redfish::privileges::getPCIeDevice)
.methods(boost::beast::http::verb::get)(
std::bind_front(handlePCIeDeviceGet, std::ref(app)));
}
inline void addPCIeFunctionList(
crow::Response& res, const std::string& pcieDeviceId,
const dbus::utility::DBusPropertiesMap& pcieDevProperties)
{
nlohmann::json& pcieFunctionList = res.jsonValue["Members"];
pcieFunctionList = nlohmann::json::array();
static constexpr const int maxPciFunctionNum = 8;
for (int functionNum = 0; functionNum < maxPciFunctionNum; functionNum++)
{
// Check if this function exists by
// looking for a device ID
std::string devIDProperty = "Function" + std::to_string(functionNum) +
"DeviceId";
const std::string* property = nullptr;
for (const auto& propEntry : pcieDevProperties)
{
if (propEntry.first == devIDProperty)
{
property = std::get_if<std::string>(&propEntry.second);
break;
}
}
if (property == nullptr || property->empty())
{
continue;
}
nlohmann::json::object_t pcieFunction;
pcieFunction["@odata.id"] = crow::utility::urlFromPieces(
"redfish", "v1", "Systems", "system", "PCIeDevices", pcieDeviceId,
"PCIeFunctions", std::to_string(functionNum));
pcieFunctionList.push_back(std::move(pcieFunction));
}
res.jsonValue["PCIeFunctions@odata.count"] = pcieFunctionList.size();
}
inline void handlePCIeFunctionCollectionGet(
App& app, const crow::Request& req,
const std::shared_ptr<bmcweb::AsyncResp>& aResp,
const std::string& pcieDeviceId)
{
if (!redfish::setUpRedfishRoute(app, req, aResp))
{
return;
}
getValidPCIeDevicePath(
pcieDeviceId, aResp,
[aResp, pcieDeviceId](const std::string& pcieDevicePath,
const std::string& service) {
aResp->res.addHeader(
boost::beast::http::field::link,
"</redfish/v1/JsonSchemas/PCIeFunctionCollection/PCIeFunctionCollection.json>; rel=describedby");
aResp->res.jsonValue["@odata.type"] =
"#PCIeFunctionCollection.PCIeFunctionCollection";
aResp->res.jsonValue["@odata.id"] = crow::utility::urlFromPieces(
"redfish", "v1", "Systems", "system", "PCIeDevices", pcieDeviceId,
"PCIeFunctions");
aResp->res.jsonValue["Name"] = "PCIe Function Collection";
aResp->res.jsonValue["Description"] =
"Collection of PCIe Functions for PCIe Device " + pcieDeviceId;
getPCIeDeviceProperties(
aResp, pcieDevicePath, service,
[aResp, pcieDeviceId](
const dbus::utility::DBusPropertiesMap& pcieDevProperties) {
addPCIeFunctionList(aResp->res, pcieDeviceId, pcieDevProperties);
});
});
}
inline void requestRoutesSystemPCIeFunctionCollection(App& app)
{
/**
* Functions triggers appropriate requests on DBus
*/
BMCWEB_ROUTE(app,
"/redfish/v1/Systems/system/PCIeDevices/<str>/PCIeFunctions/")
.privileges(redfish::privileges::getPCIeFunctionCollection)
.methods(boost::beast::http::verb::get)(
std::bind_front(handlePCIeFunctionCollectionGet, std::ref(app)));
}
inline bool validatePCIeFunctionId(
const std::string& pcieFunctionId,
const dbus::utility::DBusPropertiesMap& pcieDevProperties)
{
std::string functionName = "Function" + pcieFunctionId;
std::string devIDProperty = functionName + "DeviceId";
const std::string* devIdProperty = nullptr;
for (const auto& property : pcieDevProperties)
{
if (property.first == devIDProperty)
{
devIdProperty = std::get_if<std::string>(&property.second);
break;
}
}
return (devIdProperty != nullptr && !devIdProperty->empty());
}
inline void addPCIeFunctionProperties(
crow::Response& resp, const std::string& pcieFunctionId,
const dbus::utility::DBusPropertiesMap& pcieDevProperties)
{
std::string functionName = "Function" + pcieFunctionId;
if (!validatePCIeFunctionId(pcieFunctionId, pcieDevProperties))
{
messages::resourceNotFound(resp, "PCIeFunction", pcieFunctionId);
return;
}
for (const auto& property : pcieDevProperties)
{
const std::string* strProperty =
std::get_if<std::string>(&property.second);
if (property.first == functionName + "DeviceId")
{
resp.jsonValue["DeviceId"] = *strProperty;
}
if (property.first == functionName + "VendorId")
{
resp.jsonValue["VendorId"] = *strProperty;
}
// TODO: FunctionType and DeviceClass are Redfish enums. The D-Bus
// property strings should be mapped correctly to ensure these
// strings are Redfish enum values. For now just check for empty.
if (property.first == functionName + "FunctionType")
{
if (!strProperty->empty())
{
resp.jsonValue["FunctionType"] = *strProperty;
}
}
if (property.first == functionName + "DeviceClass")
{
if (!strProperty->empty())
{
resp.jsonValue["DeviceClass"] = *strProperty;
}
}
if (property.first == functionName + "ClassCode")
{
resp.jsonValue["ClassCode"] = *strProperty;
}
if (property.first == functionName + "RevisionId")
{
resp.jsonValue["RevisionId"] = *strProperty;
}
if (property.first == functionName + "SubsystemId")
{
resp.jsonValue["SubsystemId"] = *strProperty;
}
if (property.first == functionName + "SubsystemVendorId")
{
resp.jsonValue["SubsystemVendorId"] = *strProperty;
}
}
}
inline void addPCIeFunctionCommonProperties(crow::Response& resp,
const std::string& pcieDeviceId,
const std::string& pcieFunctionId)
{
resp.addHeader(
boost::beast::http::field::link,
"</redfish/v1/JsonSchemas/PCIeFunction/PCIeFunction.json>; rel=describedby");
resp.jsonValue["@odata.type"] = "#PCIeFunction.v1_2_3.PCIeFunction";
resp.jsonValue["@odata.id"] = crow::utility::urlFromPieces(
"redfish", "v1", "Systems", "system", "PCIeDevices", pcieDeviceId,
"PCIeFunctions", pcieFunctionId);
resp.jsonValue["Name"] = "PCIe Function";
resp.jsonValue["Id"] = pcieFunctionId;
resp.jsonValue["FunctionId"] = std::stoi(pcieFunctionId);
resp.jsonValue["Links"]["PCIeDevice"]["@odata.id"] =
crow::utility::urlFromPieces("redfish", "v1", "Systems", "system",
"PCIeDevices", pcieDeviceId);
}
inline void
handlePCIeFunctionGet(App& app, const crow::Request& req,
const std::shared_ptr<bmcweb::AsyncResp>& aResp,
const std::string& pcieDeviceId,
const std::string& pcieFunctionId)
{
if (!redfish::setUpRedfishRoute(app, req, aResp))
{
return;
}
getValidPCIeDevicePath(
pcieDeviceId, aResp,
[aResp, pcieDeviceId, pcieFunctionId](const std::string& pcieDevicePath,
const std::string& service) {
getPCIeDeviceProperties(
aResp, pcieDevicePath, service,
[aResp, pcieDeviceId, pcieFunctionId](
const dbus::utility::DBusPropertiesMap& pcieDevProperties) {
addPCIeFunctionCommonProperties(aResp->res, pcieDeviceId,
pcieFunctionId);
addPCIeFunctionProperties(aResp->res, pcieFunctionId,
pcieDevProperties);
});
});
}
inline void requestRoutesSystemPCIeFunction(App& app)
{
BMCWEB_ROUTE(
app,
"/redfish/v1/Systems/system/PCIeDevices/<str>/PCIeFunctions/<str>/")
.privileges(redfish::privileges::getPCIeFunction)
.methods(boost::beast::http::verb::get)(
std::bind_front(handlePCIeFunctionGet, std::ref(app)));
}
} // namespace redfish