xref: /openbmc/phosphor-pid-control/failsafeloggers/builder.cpp (revision 6df8bb5086b29c43217596b194dda7fbc4e3ec4a)
1 /**
2  * Copyright 2017 Google Inc.
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 "failsafeloggers/builder.hpp"
18 
19 #include "conf.hpp"
20 #include "failsafeloggers/failsafe_logger.hpp"
21 #include "failsafeloggers/failsafe_logger_utility.hpp"
22 
23 #include <algorithm>
24 #include <iostream>
25 #include <memory>
26 #include <string>
27 #include <unordered_map>
28 #include <vector>
29 
30 namespace pid_control
31 {
32 
buildFailsafeLoggers(const std::unordered_map<int64_t,std::shared_ptr<ZoneInterface>> & zones,const size_t logMaxCountPerSecond)33 void buildFailsafeLoggers(
34     const std::unordered_map<int64_t, std::shared_ptr<ZoneInterface>>& zones,
35     const size_t logMaxCountPerSecond /* = 20 */)
36 {
37     zoneIdToFailsafeLogger =
38         std::unordered_map<int64_t,
39                            std::shared_ptr<pid_control::FailsafeLogger>>();
40     sensorNameToZoneId =
41         std::unordered_map<std::string, std::vector<int64_t>>();
42     for (const auto& zoneIdToZone : zones)
43     {
44         int64_t zoneId = zoneIdToZone.first;
45         // Create a failsafe logger for each zone.
46         zoneIdToFailsafeLogger[zoneId] = std::make_shared<FailsafeLogger>(
47             logMaxCountPerSecond, zoneIdToZone.second->getFailSafeMode());
48         // Build the sensor-zone topology map.
49         std::vector<std::string> sensorNames =
50             zoneIdToZone.second->getSensorNames();
51         for (const std::string& sensorName : sensorNames)
52         {
53             if (std::find(sensorNameToZoneId[sensorName].begin(),
54                           sensorNameToZoneId[sensorName].end(), zoneId) ==
55                 sensorNameToZoneId[sensorName].end())
56             {
57                 sensorNameToZoneId[sensorName].push_back(zoneId);
58             }
59         }
60         std::cerr << "Build failsafe logger for Zone " << zoneId
61                   << " with initial "
62                   << "failsafe mode: " << zoneIdToZone.second->getFailSafeMode()
63                   << "\n";
64     }
65 }
66 
67 } // namespace pid_control
68