| /** |
| * Copyright © 2020 IBM 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. |
| */ |
| |
| #include "sensor_monitoring.hpp" |
| |
| #include "action_environment.hpp" |
| #include "action_utils.hpp" |
| #include "chassis.hpp" |
| #include "device.hpp" |
| #include "error_logging_utils.hpp" |
| #include "exception_utils.hpp" |
| #include "rail.hpp" |
| #include "sensors.hpp" |
| #include "system.hpp" |
| |
| #include <exception> |
| |
| namespace phosphor::power::regulators |
| { |
| |
| /** |
| * Maximum number of consecutive errors before an error log entry is created. |
| * This provides "de-glitching" to ignore transient hardware problems. |
| * |
| * Also the maximum number of consecutive errors that will be logged to the |
| * journal. |
| */ |
| constexpr unsigned short maxErrorCount{6}; |
| |
| void SensorMonitoring::execute(Services& services, System& system, |
| Chassis& chassis, Device& device, Rail& rail) |
| { |
| // Notify sensors service that monitoring is starting for this rail |
| Sensors& sensors = services.getSensors(); |
| sensors.startRail(rail.getID(), device.getFRU(), |
| chassis.getInventoryPath()); |
| |
| // Read all sensors defined for this rail |
| try |
| { |
| // Create ActionEnvironment |
| ActionEnvironment environment{system.getIDMap(), device.getID(), |
| services}; |
| |
| // Execute the actions |
| action_utils::execute(actions, environment); |
| |
| // Reset consecutive error count since sensors were read successfully |
| errorCount = 0; |
| } |
| catch (const std::exception& e) |
| { |
| // If we haven't hit the maximum consecutive error count yet |
| if (errorCount < maxErrorCount) |
| { |
| // Log error messages in journal |
| services.getJournal().logError(exception_utils::getMessages(e)); |
| services.getJournal().logError( |
| "Unable to monitor sensors for rail " + rail.getID()); |
| |
| // Increment error count. If now at max, create error log entry. |
| if (++errorCount >= maxErrorCount) |
| { |
| error_logging_utils::logError(std::current_exception(), |
| Entry::Level::Warning, services, |
| errorHistory); |
| } |
| } |
| } |
| |
| // Notify sensors service that monitoring has ended for this rail |
| bool errorOccurred = (errorCount > 0); |
| sensors.endRail(errorOccurred); |
| } |
| |
| } // namespace phosphor::power::regulators |