Kamalkumar Patel | 3c50c82 | 2024-01-30 07:14:40 -0600 | [diff] [blame] | 1 | #include "platform_config.hpp" |
| 2 | |
| 3 | namespace pldm |
| 4 | { |
| 5 | namespace responder |
| 6 | { |
| 7 | |
| 8 | namespace platform_config |
| 9 | { |
| 10 | /** @brief callback function invoked when interfaces get added from |
| 11 | * Entity manager |
| 12 | * |
| 13 | * @param[in] msg - Data associated with subscribed signal |
| 14 | */ |
| 15 | void Handler::systemCompatibleCallback(sdbusplus::message_t& msg) |
| 16 | { |
| 17 | sdbusplus::message::object_path path; |
| 18 | |
| 19 | pldm::utils::InterfaceMap interfaceMap; |
| 20 | |
| 21 | msg.read(path, interfaceMap); |
| 22 | |
| 23 | if (!interfaceMap.contains(compatibleInterface)) |
| 24 | { |
| 25 | return; |
| 26 | } |
| 27 | // Get the "Name" property value of the |
| 28 | // "xyz.openbmc_project.Inventory.Decorator.Compatible" interface |
| 29 | const auto& properties = interfaceMap.at(compatibleInterface); |
| 30 | |
| 31 | if (!properties.contains(namesProperty)) |
| 32 | { |
| 33 | return; |
| 34 | } |
| 35 | auto names = |
| 36 | std::get<pldm::utils::Interfaces>(properties.at(namesProperty)); |
| 37 | |
| 38 | std::string systemType; |
| 39 | if (!names.empty()) |
| 40 | { |
| 41 | // get only the first system type |
| 42 | systemType = names.front(); |
| 43 | } |
| 44 | |
| 45 | if (!systemType.empty()) |
| 46 | { |
| 47 | systemCompatibleMatchCallBack.reset(); |
| 48 | } |
| 49 | } |
| 50 | |
| 51 | /** @brief Method to get the system type information |
| 52 | * |
| 53 | * @return - the system type information |
| 54 | */ |
| 55 | std::optional<std::filesystem::path> Handler::getPlatformName() |
| 56 | { |
| 57 | if (!systemType.empty()) |
| 58 | { |
| 59 | return fs::path{systemType}; |
| 60 | } |
| 61 | |
| 62 | namespace fs = std::filesystem; |
| 63 | static constexpr auto orgFreeDesktopInterface = |
| 64 | "org.freedesktop.DBus.Properties"; |
| 65 | static constexpr auto getMethod = "Get"; |
| 66 | |
| 67 | static constexpr auto searchpath = "/xyz/openbmc_project/"; |
| 68 | int depth = 0; |
| 69 | std::vector<std::string> systemCompatible = {compatibleInterface}; |
| 70 | pldm::utils::GetSubTreeResponse response = |
| 71 | pldm::utils::DBusHandler().getSubtree(searchpath, depth, |
| 72 | systemCompatible); |
| 73 | auto& bus = pldm::utils::DBusHandler::getBus(); |
| 74 | std::variant<std::vector<std::string>> value; |
| 75 | |
| 76 | for (const auto& [objectPath, serviceMap] : response) |
| 77 | { |
| 78 | try |
| 79 | { |
| 80 | auto method = bus.new_method_call( |
| 81 | serviceMap[0].first.c_str(), objectPath.c_str(), |
| 82 | orgFreeDesktopInterface, getMethod); |
| 83 | method.append(systemCompatible[0].c_str(), namesProperty); |
| 84 | auto reply = bus.call(method); |
| 85 | reply.read(value); |
| 86 | auto systemList = std::get<std::vector<std::string>>(value); |
| 87 | if (!systemList.empty()) |
| 88 | { |
| 89 | systemType = systemList.at(0); |
| 90 | return fs::path{systemType}; |
| 91 | } |
| 92 | } |
| 93 | catch (const std::exception& e) |
| 94 | { |
| 95 | error( |
| 96 | "Error getting Names property at '{PATH}' on '{INTERFACE}': {ERROR}", |
| 97 | "PATH", objectPath, "INTERFACE", systemCompatible[0], "ERROR", |
| 98 | e); |
| 99 | } |
| 100 | } |
| 101 | return std::nullopt; |
| 102 | } |
| 103 | |
| 104 | } // namespace platform_config |
| 105 | |
| 106 | } // namespace responder |
| 107 | |
| 108 | } // namespace pldm |