blob: ffda223a81495530124d9f5b4d30897bbdbd0f11 [file] [log] [blame]
Patrick Ventureaadb30d2020-08-10 09:17:11 -07001#pragma once
2
3#include "dbushelper_interface.hpp"
4
5#include <phosphor-logging/log.hpp>
6#include <sdbusplus/bus.hpp>
7
8#include <string>
9#include <variant>
10
11namespace pid_control
12{
13
14class DbusHelper : public DbusHelperInterface
15{
16 public:
17 static constexpr char sensorintf[] = "xyz.openbmc_project.Sensor.Value";
18 static constexpr char propertiesintf[] = "org.freedesktop.DBus.Properties";
19 static constexpr char criticalThreshInf[] =
20 "xyz.openbmc_project.Sensor.Threshold.Critical";
21
Patrick Venture8729eb92020-08-10 10:38:44 -070022 explicit DbusHelper(sdbusplus::bus::bus bus) : _bus(std::move(bus))
23 {}
Patrick Ventureaadb30d2020-08-10 09:17:11 -070024 ~DbusHelper() = default;
Patrick Venture8729eb92020-08-10 10:38:44 -070025
26 DbusHelper(const DbusHelper&) = delete;
27 DbusHelper& operator=(const DbusHelper&) = delete;
28
Patrick Ventureaadb30d2020-08-10 09:17:11 -070029 DbusHelper(DbusHelper&&) = default;
30 DbusHelper& operator=(DbusHelper&&) = default;
31
Patrick Venture9b936922020-08-10 11:28:39 -070032 std::string getService(const std::string& intf,
Patrick Ventureaadb30d2020-08-10 09:17:11 -070033 const std::string& path) override;
34
Patrick Venture9b936922020-08-10 11:28:39 -070035 void getProperties(const std::string& service, const std::string& path,
Patrick Venture1df9e872020-10-08 15:35:01 -070036 SensorProperties* prop) override;
Patrick Ventureaadb30d2020-08-10 09:17:11 -070037
Patrick Venture9b936922020-08-10 11:28:39 -070038 bool thresholdsAsserted(const std::string& service,
Patrick Ventureaadb30d2020-08-10 09:17:11 -070039 const std::string& path) override;
40
41 template <typename T>
Patrick Venture9b936922020-08-10 11:28:39 -070042 void getProperty(const std::string& service, const std::string& path,
43 const std::string& interface,
Patrick Ventureaadb30d2020-08-10 09:17:11 -070044 const std::string& propertyName, T& prop)
45 {
46 namespace log = phosphor::logging;
47
Patrick Venture8729eb92020-08-10 10:38:44 -070048 auto msg = _bus.new_method_call(service.c_str(), path.c_str(),
49 propertiesintf, "Get");
Patrick Ventureaadb30d2020-08-10 09:17:11 -070050
51 msg.append(interface, propertyName);
52
53 std::variant<T> result;
54 try
55 {
Patrick Venture8729eb92020-08-10 10:38:44 -070056 auto valueResponseMsg = _bus.call(msg);
Patrick Ventureaadb30d2020-08-10 09:17:11 -070057 valueResponseMsg.read(result);
58 }
Patrick Williamse7507a82021-09-02 09:46:06 -050059 catch (const sdbusplus::exception::exception& ex)
Patrick Ventureaadb30d2020-08-10 09:17:11 -070060 {
61 log::log<log::level::ERR>("Get Property Failed",
62 log::entry("WHAT=%s", ex.what()));
63 throw;
64 }
65
66 prop = std::get<T>(result);
67 }
Patrick Venture8729eb92020-08-10 10:38:44 -070068
69 private:
70 sdbusplus::bus::bus _bus;
Patrick Ventureaadb30d2020-08-10 09:17:11 -070071};
72
73} // namespace pid_control