| #include "config.h" |
| |
| #include "lamptest.hpp" |
| |
| #include <phosphor-logging/log.hpp> |
| |
| namespace phosphor |
| { |
| namespace led |
| { |
| |
| using namespace phosphor::logging; |
| |
| bool LampTest::processLEDUpdates(const Manager::group& ledsAssert, |
| const Manager::group& ledsDeAssert) |
| { |
| // If the physical LED status is updated during the lamp test, it should be |
| // saved to Queue, and the queue will be processed after the lamp test is |
| // stopped. |
| if (isLampTestRunning) |
| { |
| updatedLEDsDuringLampTest.emplace( |
| std::make_pair(ledsAssert, ledsDeAssert)); |
| return true; |
| } |
| return false; |
| } |
| |
| void LampTest::stop() |
| { |
| if (!isLampTestRunning) |
| { |
| return; |
| } |
| |
| timer.setEnabled(false); |
| |
| // Set all the Physical action to Off |
| for (const auto& path : physicalLEDPaths) |
| { |
| manager.drivePhysicalLED(path, Layout::Action::Off, 0, 0); |
| } |
| |
| isLampTestRunning = false; |
| restorePhysicalLedStates(); |
| } |
| |
| Layout::Action LampTest::getActionFromString(const std::string& str) |
| { |
| Layout::Action action = Layout::Off; |
| |
| if (str == "xyz.openbmc_project.Led.Physical.Action.On") |
| { |
| action = Layout::On; |
| } |
| else if (str == "xyz.openbmc_project.Led.Physical.Action.Blink") |
| { |
| action = Layout::Blink; |
| } |
| |
| return action; |
| } |
| |
| void LampTest::storePhysicalLEDsStates() |
| { |
| physicalLEDStatesPriorToLampTest.clear(); |
| |
| for (const auto& path : physicalLEDPaths) |
| { |
| // Reverse intercept path, Get the name of each member of physical led |
| // e.g: path = /xyz/openbmc_project/led/physical/front_fan |
| // name = front_fan |
| sdbusplus::message::object_path object_path(path); |
| auto name = object_path.filename(); |
| if (name.empty()) |
| { |
| log<level::ERR>( |
| "Failed to get the name of member of physical LED path", |
| entry("PATH=%s", path.c_str()), entry("NAME=%s", name.c_str())); |
| continue; |
| } |
| |
| std::string state{}; |
| uint16_t period{}; |
| uint8_t dutyOn{}; |
| try |
| { |
| auto properties = dBusHandler.getAllProperties(path, PHY_LED_IFACE); |
| |
| state = std::get<std::string>(properties["State"]); |
| period = std::get<uint16_t>(properties["Period"]); |
| dutyOn = std::get<uint8_t>(properties["DutyOn"]); |
| } |
| catch (const sdbusplus::exception::SdBusError& e) |
| { |
| log<level::ERR>("Failed to get All properties", |
| entry("ERROR=%s", e.what()), |
| entry("PATH=%s", path.c_str())); |
| continue; |
| } |
| |
| phosphor::led::Layout::Action action = getActionFromString(state); |
| if (action != phosphor::led::Layout::Off) |
| { |
| phosphor::led::Layout::LedAction ledAction{ |
| name, action, dutyOn, period, phosphor::led::Layout::On}; |
| physicalLEDStatesPriorToLampTest.emplace(ledAction); |
| } |
| } |
| } |
| |
| void LampTest::start() |
| { |
| if (isLampTestRunning) |
| { |
| // reset the timer and then return |
| timer.restart(std::chrono::seconds(LAMP_TEST_TIMEOUT_IN_SECS)); |
| return; |
| } |
| |
| // Get paths of all the Physical LED objects |
| physicalLEDPaths = dBusHandler.getSubTreePaths(PHY_LED_PATH, PHY_LED_IFACE); |
| |
| // Get physical LEDs states before lamp test |
| storePhysicalLEDsStates(); |
| |
| // restart lamp test, it contains initiate or reset the timer. |
| timer.restart(std::chrono::seconds(LAMP_TEST_TIMEOUT_IN_SECS)); |
| isLampTestRunning = true; |
| |
| // Set all the Physical action to On for lamp test |
| for (const auto& path : physicalLEDPaths) |
| { |
| manager.drivePhysicalLED(path, Layout::Action::On, 0, 0); |
| } |
| } |
| |
| void LampTest::timeOutHandler() |
| { |
| // set the Asserted property of lamp test to false |
| if (!groupObj) |
| { |
| log<level::ERR>("the Group object is nullptr"); |
| throw std::runtime_error("the Group object is nullptr"); |
| } |
| |
| groupObj->asserted(false); |
| } |
| |
| void LampTest::requestHandler(Group* group, bool value) |
| { |
| if (groupObj == NULL) |
| { |
| groupObj = std::move(group); |
| } |
| |
| if (value) |
| { |
| start(); |
| } |
| else |
| { |
| stop(); |
| } |
| } |
| |
| void LampTest::restorePhysicalLedStates() |
| { |
| // restore physical LEDs states before lamp test |
| Manager::group savedLEDStatesDeAssert{}; |
| manager.driveLEDs(physicalLEDStatesPriorToLampTest, savedLEDStatesDeAssert); |
| physicalLEDStatesPriorToLampTest.clear(); |
| |
| // restore physical LEDs states during lamp test |
| while (!updatedLEDsDuringLampTest.empty()) |
| { |
| auto& [ledsAssert, ledsDeAssert] = updatedLEDsDuringLampTest.front(); |
| manager.driveLEDs(ledsAssert, ledsDeAssert); |
| updatedLEDsDuringLampTest.pop(); |
| } |
| } |
| |
| } // namespace led |
| } // namespace phosphor |