1a90a31a9SAndrew Geissler #pragma once 2a90a31a9SAndrew Geissler 38f8ba39fSPatrick Williams #include <functional> 4a90a31a9SAndrew Geissler #include <sdbusplus/bus.hpp> 5a90a31a9SAndrew Geissler #include "xyz/openbmc_project/State/Chassis/server.hpp" 6a90a31a9SAndrew Geissler 7a90a31a9SAndrew Geissler namespace phosphor 8a90a31a9SAndrew Geissler { 9a90a31a9SAndrew Geissler namespace state 10a90a31a9SAndrew Geissler { 11a90a31a9SAndrew Geissler namespace manager 12a90a31a9SAndrew Geissler { 13a90a31a9SAndrew Geissler 148f8ba39fSPatrick Williams using ChassisInherit = sdbusplus::server::object::object< 158f8ba39fSPatrick Williams sdbusplus::xyz::openbmc_project::State::server::Chassis>; 168f8ba39fSPatrick Williams namespace sdbusRule = sdbusplus::bus::match::rules; 178f8ba39fSPatrick Williams 18a90a31a9SAndrew Geissler /** @class Chassis 19a90a31a9SAndrew Geissler * @brief OpenBMC chassis state management implementation. 20a90a31a9SAndrew Geissler * @details A concrete implementation for xyz.openbmc_project.State.Chassis 21a90a31a9SAndrew Geissler * DBus API. 22a90a31a9SAndrew Geissler */ 238f8ba39fSPatrick Williams class Chassis : public ChassisInherit 24a90a31a9SAndrew Geissler { 25a90a31a9SAndrew Geissler public: 26a90a31a9SAndrew Geissler /** @brief Constructs Chassis State Manager 27a90a31a9SAndrew Geissler * 28dff50ed6SAndrew Geissler * @note This constructor passes 'true' to the base class in order to 29dff50ed6SAndrew Geissler * defer dbus object registration until we can run 30dff50ed6SAndrew Geissler * determineInitialState() and set our properties 31dff50ed6SAndrew Geissler * 32a90a31a9SAndrew Geissler * @param[in] bus - The Dbus bus object 33dff50ed6SAndrew Geissler * @param[in] instance - The instance of this object 34a90a31a9SAndrew Geissler * @param[in] objPath - The Dbus object path 35a90a31a9SAndrew Geissler */ 36*58a18013SAndrew Geissler Chassis(sdbusplus::bus::bus& bus, const char* busName, 37a90a31a9SAndrew Geissler const char* objPath) : 388f8ba39fSPatrick Williams ChassisInherit(bus, objPath, true), 392ec3a7e9SAndrew Geissler bus(bus), 40*58a18013SAndrew Geissler systemdSignals( 41*58a18013SAndrew Geissler bus, 42*58a18013SAndrew Geissler sdbusRule::type::signal() + sdbusRule::member("JobRemoved") + 438f8ba39fSPatrick Williams sdbusRule::path("/org/freedesktop/systemd1") + 44*58a18013SAndrew Geissler sdbusRule::interface("org.freedesktop.systemd1.Manager"), 45*58a18013SAndrew Geissler std::bind(std::mem_fn(&Chassis::sysStateChange), this, 46*58a18013SAndrew Geissler std::placeholders::_1)) 47dff50ed6SAndrew Geissler { 480029a5d2SAndrew Geissler subscribeToSystemdSignals(); 490029a5d2SAndrew Geissler 50dff50ed6SAndrew Geissler determineInitialState(); 51dff50ed6SAndrew Geissler 52dff50ed6SAndrew Geissler // We deferred this until we could get our property correct 53dff50ed6SAndrew Geissler this->emit_object_added(); 54dff50ed6SAndrew Geissler } 55dff50ed6SAndrew Geissler 56a90a31a9SAndrew Geissler /** @brief Set value of RequestedPowerTransition */ 57a90a31a9SAndrew Geissler Transition requestedPowerTransition(Transition value) override; 58a90a31a9SAndrew Geissler 59a90a31a9SAndrew Geissler /** @brief Set value of CurrentPowerState */ 60a90a31a9SAndrew Geissler PowerState currentPowerState(PowerState value) override; 61a90a31a9SAndrew Geissler 62a90a31a9SAndrew Geissler private: 630029a5d2SAndrew Geissler /** @brief Determine initial chassis state and set internally */ 640029a5d2SAndrew Geissler void determineInitialState(); 650029a5d2SAndrew Geissler 660029a5d2SAndrew Geissler /** 670029a5d2SAndrew Geissler * @brief subscribe to the systemd signals 680029a5d2SAndrew Geissler * 690029a5d2SAndrew Geissler * This object needs to capture when it's systemd targets complete 700029a5d2SAndrew Geissler * so it can keep it's state updated 710029a5d2SAndrew Geissler * 720029a5d2SAndrew Geissler **/ 730029a5d2SAndrew Geissler void subscribeToSystemdSignals(); 740029a5d2SAndrew Geissler 75ce80f24cSAndrew Geissler /** @brief Execute the transition request 76ce80f24cSAndrew Geissler * 77ce80f24cSAndrew Geissler * This function calls the appropriate systemd target for the input 78ce80f24cSAndrew Geissler * transition. 79ce80f24cSAndrew Geissler * 80ce80f24cSAndrew Geissler * @param[in] tranReq - Transition requested 81ce80f24cSAndrew Geissler */ 82ce80f24cSAndrew Geissler void executeTransition(Transition tranReq); 83ce80f24cSAndrew Geissler 84697474c5SJosh D. King /** 85697474c5SJosh D. King * @brief Determine if target is active 86697474c5SJosh D. King * 87697474c5SJosh D. King * This function determines if the target is active and 88697474c5SJosh D. King * helps prevent misleading log recorded states. 89697474c5SJosh D. King * 90697474c5SJosh D. King * @param[in] target - Target string to check on 91697474c5SJosh D. King * 92697474c5SJosh D. King * @return boolean corresponding to state active 93697474c5SJosh D. King **/ 94697474c5SJosh D. King bool stateActive(const std::string& target); 95697474c5SJosh D. King 960029a5d2SAndrew Geissler /** @brief Check if systemd state change is relevant to this object 972ec3a7e9SAndrew Geissler * 980029a5d2SAndrew Geissler * Instance specific interface to handle the detected systemd state 990029a5d2SAndrew Geissler * change 1002ec3a7e9SAndrew Geissler * 1012ec3a7e9SAndrew Geissler * @param[in] msg - Data associated with subscribed signal 1022ec3a7e9SAndrew Geissler * 1032ec3a7e9SAndrew Geissler */ 1048f8ba39fSPatrick Williams int sysStateChange(sdbusplus::message::message& msg); 1052ec3a7e9SAndrew Geissler 106a90a31a9SAndrew Geissler /** @brief Persistent sdbusplus DBus connection. */ 107a90a31a9SAndrew Geissler sdbusplus::bus::bus& bus; 1082ec3a7e9SAndrew Geissler 1090029a5d2SAndrew Geissler /** @brief Used to subscribe to dbus systemd signals **/ 1108f8ba39fSPatrick Williams sdbusplus::bus::match_t systemdSignals; 111a90a31a9SAndrew Geissler }; 112a90a31a9SAndrew Geissler 113a90a31a9SAndrew Geissler } // namespace manager 114a90a31a9SAndrew Geissler } // namespace state 115a90a31a9SAndrew Geissler } // namespace phosphor 116