1 /**
2  * Copyright © 2020 IBM Corporation
3  *
4  * Licensed under the Apache License, Version 2.0 (the "License");
5  * you may not use this file except in compliance with the License.
6  * You may obtain a copy of the License at
7  *
8  *     http://www.apache.org/licenses/LICENSE-2.0
9  *
10  * Unless required by applicable law or agreed to in writing, software
11  * distributed under the License is distributed on an "AS IS" BASIS,
12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13  * See the License for the specific language governing permissions and
14  * limitations under the License.
15  */
16 
17 #include "sensor_monitoring.hpp"
18 
19 #include "action_environment.hpp"
20 #include "action_utils.hpp"
21 #include "chassis.hpp"
22 #include "device.hpp"
23 #include "error_logging_utils.hpp"
24 #include "exception_utils.hpp"
25 #include "rail.hpp"
26 #include "sensors.hpp"
27 #include "system.hpp"
28 
29 #include <exception>
30 
31 namespace phosphor::power::regulators
32 {
33 
34 void SensorMonitoring::execute(Services& services, System& system,
35                                Chassis& chassis, Device& device, Rail& rail)
36 {
37     // Notify sensors service that monitoring is starting for this rail
38     Sensors& sensors = services.getSensors();
39     sensors.startRail(rail.getID(), device.getFRU(),
40                       chassis.getInventoryPath());
41 
42     // Read all sensors defined for this rail
43     bool errorOccurred{false};
44     try
45     {
46         // Create ActionEnvironment
47         ActionEnvironment environment{system.getIDMap(), device.getID(),
48                                       services};
49 
50         // Execute the actions
51         action_utils::execute(actions, environment);
52     }
53     catch (const std::exception& e)
54     {
55         // Set flag to notify sensors service that an error occurred
56         errorOccurred = true;
57 
58         // Log error messages in journal for the first 3 errors
59         if (++errorCount <= 3)
60         {
61             services.getJournal().logError(exception_utils::getMessages(e));
62             services.getJournal().logError(
63                 "Unable to monitor sensors for rail " + rail.getID());
64         }
65 
66         // Create error log entry if this type hasn't already been logged
67         error_logging_utils::logError(std::current_exception(),
68                                       Entry::Level::Warning, services,
69                                       errorHistory);
70     }
71 
72     // Notify sensors service that monitoring has ended for this rail
73     sensors.endRail(errorOccurred);
74 }
75 
76 } // namespace phosphor::power::regulators
77