xref: /openbmc/telemetry/src/numeric_threshold.hpp (revision c1dbac16fe3c705b773155f607a4541cf2ad79fa)
1 #pragma once
2 
3 #include "interfaces/clock.hpp"
4 #include "interfaces/sensor.hpp"
5 #include "interfaces/sensor_listener.hpp"
6 #include "interfaces/threshold.hpp"
7 #include "interfaces/trigger_action.hpp"
8 #include "types/duration_types.hpp"
9 #include "types/trigger_types.hpp"
10 #include "utils/threshold_operations.hpp"
11 
12 #include <boost/asio/steady_timer.hpp>
13 
14 #include <chrono>
15 #include <map>
16 #include <memory>
17 #include <vector>
18 
19 class NumericThreshold :
20     public interfaces::Threshold,
21     public interfaces::SensorListener,
22     public std::enable_shared_from_this<NumericThreshold>
23 {
24   public:
25     NumericThreshold(
26         boost::asio::io_context& ioc, const std::string& triggerId,
27         Sensors sensors,
28         std::vector<std::unique_ptr<interfaces::TriggerAction>> actions,
29         Milliseconds dwellTime, numeric::Direction direction,
30         double thresholdValue, numeric::Type type,
31         std::unique_ptr<interfaces::Clock> clock);
32     ~NumericThreshold() = default;
33     NumericThreshold(const NumericThreshold&) = delete;
34     NumericThreshold& operator=(const NumericThreshold&) = delete;
35     NumericThreshold(NumericThreshold&&) = delete;
36     NumericThreshold& operator=(NumericThreshold&&) = delete;
37 
38     void initialize() override;
39     void sensorUpdated(interfaces::Sensor&, Milliseconds, double) override;
40     LabeledThresholdParam getThresholdParam() const override;
41     void updateSensors(Sensors newSensors) override;
42 
43   private:
44     boost::asio::io_context& ioc;
45     const std::string& triggerId;
46     const std::vector<std::unique_ptr<interfaces::TriggerAction>> actions;
47     const Milliseconds dwellTime;
48     const numeric::Direction direction;
49     const double thresholdValue;
50     const numeric::Type type;
51     bool initialized = false;
52     std::unique_ptr<interfaces::Clock> clock;
53 
54     struct ThresholdDetail
55     {
56         std::optional<double> prevValue = std::nullopt;
57         numeric::Direction prevDirection = numeric::Direction::either;
58         bool dwell = false;
59         boost::asio::steady_timer timer;
60 
ThresholdDetailNumericThreshold::ThresholdDetail61         ThresholdDetail(const std::string& sensorNameIn,
62                         boost::asio::io_context& ioc) :
63             timer(ioc), sensorName(sensorNameIn)
64         {}
65         ~ThresholdDetail() = default;
66         ThresholdDetail(const ThresholdDetail&) = delete;
67         ThresholdDetail& operator=(const ThresholdDetail&) = delete;
68         ThresholdDetail(ThresholdDetail&&) = delete;
69         ThresholdDetail& operator=(ThresholdDetail&&) = delete;
70 
getSensorNameNumericThreshold::ThresholdDetail71         const std::string& getSensorName()
72         {
73             return sensorName;
74         }
75 
76       private:
77         std::string sensorName;
78     };
79     using SensorDetails =
80         std::unordered_map<std::shared_ptr<interfaces::Sensor>,
81                            std::shared_ptr<ThresholdDetail>>;
82     SensorDetails sensorDetails;
83 
84     friend ThresholdOperations;
85 
86     void startTimer(ThresholdDetail&, double);
87     void commit(const std::string&, double);
88     ThresholdDetail& getDetails(const interfaces::Sensor& sensor);
89     std::shared_ptr<ThresholdDetail> makeDetails(const std::string& sensorName);
90 };
91