1 #pragma once
2 
3 #include "health_metric_config.hpp"
4 #include "health_utils.hpp"
5 
6 #include <xyz/openbmc_project/Association/Definitions/server.hpp>
7 #include <xyz/openbmc_project/Inventory/Item/Bmc/server.hpp>
8 #include <xyz/openbmc_project/Metric/Value/server.hpp>
9 
10 #include <deque>
11 #include <tuple>
12 
13 namespace phosphor::health::metric
14 {
15 
16 using phosphor::health::utils::paths_t;
17 using phosphor::health::utils::startUnit;
18 using AssociationIntf =
19     sdbusplus::xyz::openbmc_project::Association::server::Definitions;
20 using ValueIntf = sdbusplus::xyz::openbmc_project::Metric::server::Value;
21 using PathIntf =
22     sdbusplus::common::xyz::openbmc_project::metric::Value::namespace_path;
23 static constexpr auto BmcPath =
24     sdbusplus::common::xyz::openbmc_project::metric::Value::bmc;
25 using BmcIntf = sdbusplus::xyz::openbmc_project::Inventory::Item::server::Bmc;
26 using MetricIntf =
27     sdbusplus::server::object_t<ValueIntf, ThresholdIntf, AssociationIntf>;
28 
29 struct MValue
30 {
31     /** @brief Value for end user consumption */
32     double user;
33     /** @brief Value for threshold monitor */
34     double monitor;
35 };
36 
37 class HealthMetric : public MetricIntf
38 {
39   public:
40     HealthMetric() = delete;
41     HealthMetric(const HealthMetric&) = delete;
42     HealthMetric(HealthMetric&&) = delete;
43     virtual ~HealthMetric() = default;
44 
45     HealthMetric(sdbusplus::bus::bus& bus, phosphor::health::metric::Type type,
46                  const config::HealthMetric& config, const paths_t& bmcPaths) :
47         MetricIntf(bus, getPath(config.subType).c_str(), action::defer_emit),
48         bus(bus), type(type), config(config)
49     {
50         create(bmcPaths);
51         this->emit_object_added();
52     }
53 
54     /** @brief Update the health metric with the given value */
55     void update(MValue value);
56 
57   private:
58     /** @brief Create a new health metric object */
59     void create(const paths_t& bmcPaths);
60     /** @brief Init properties for the health metric object */
61     void initProperties();
62     /** @brief Check specified threshold for the given value */
63     void checkThreshold(ThresholdIntf::Type type, ThresholdIntf::Bound bound,
64                         double value);
65     /** @brief Check all thresholds for the given value */
66     void checkThresholds(double value);
67     /** @brief Get the object path for the given subtype */
68     auto getPath(SubType subType) -> std::string;
69     /** @brief D-Bus bus connection */
70     sdbusplus::bus::bus& bus;
71     /** @brief Metric type */
72     phosphor::health::metric::Type type;
73     /** @brief Metric configuration */
74     const config::HealthMetric config;
75     /** @brief Window for metric history */
76     std::deque<double> history;
77 };
78 
79 } // namespace phosphor::health::metric
80