xref: /openbmc/telemetry/src/discrete_threshold.hpp (revision f7ea2997ae6b4fad0dc35f9afa9b488d774f2ee1)
1 #pragma once
2 
3 #include "interfaces/sensor.hpp"
4 #include "interfaces/sensor_listener.hpp"
5 #include "interfaces/threshold.hpp"
6 #include "interfaces/trigger_action.hpp"
7 #include "types/duration_types.hpp"
8 #include "types/trigger_types.hpp"
9 #include "utils/threshold_operations.hpp"
10 
11 #include <boost/asio/steady_timer.hpp>
12 
13 #include <chrono>
14 #include <map>
15 #include <memory>
16 #include <vector>
17 
18 class DiscreteThreshold :
19     public interfaces::Threshold,
20     public interfaces::SensorListener,
21     public std::enable_shared_from_this<DiscreteThreshold>
22 {
23   public:
24     DiscreteThreshold(
25         boost::asio::io_context& ioc, Sensors sensors,
26         std::vector<std::unique_ptr<interfaces::TriggerAction>> actions,
27         Milliseconds dwellTime, double thresholdValue, const std::string& name,
28         const discrete::Severity severity);
29     DiscreteThreshold(const DiscreteThreshold&) = delete;
30     DiscreteThreshold(DiscreteThreshold&&) = delete;
31 
32     void initialize() override;
33     void sensorUpdated(interfaces::Sensor&, Milliseconds, double) override;
34     LabeledThresholdParam getThresholdParam() const override;
35     void updateSensors(Sensors newSensors) override;
36 
37   private:
38     boost::asio::io_context& ioc;
39     const std::vector<std::unique_ptr<interfaces::TriggerAction>> actions;
40     const Milliseconds dwellTime;
41     const double thresholdValue;
42     const std::string name;
43     const discrete::Severity severity;
44     bool initialized = false;
45 
46     struct ThresholdDetail
47     {
48         std::string sensorName;
49         bool dwell;
50         boost::asio::steady_timer timer;
51 
52         ThresholdDetail(const std::string& name, bool dwell,
53                         boost::asio::io_context& ioc) :
54             sensorName(name),
55             dwell(dwell), timer(ioc)
56         {}
57     };
58     using SensorDetails =
59         std::unordered_map<std::shared_ptr<interfaces::Sensor>,
60                            std::shared_ptr<ThresholdDetail>>;
61     SensorDetails sensorDetails;
62 
63     friend ThresholdOperations;
64 
65     void startTimer(ThresholdDetail&, Milliseconds, double);
66     void commit(const std::string&, Milliseconds, double);
67     ThresholdDetail& getDetails(const interfaces::Sensor& sensor);
68     std::shared_ptr<ThresholdDetail> makeDetails(const std::string& sensorName);
69 };
70