1abcc94faSVijay Khemka #include "virtualSensor.hpp" 2abcc94faSVijay Khemka 3abcc94faSVijay Khemka #include "config.hpp" 4abcc94faSVijay Khemka 5ddc6dcd6SMatt Spinler #include <fmt/format.h> 6ddc6dcd6SMatt Spinler 7abcc94faSVijay Khemka #include <phosphor-logging/log.hpp> 8abcc94faSVijay Khemka #include <sdeventplus/event.hpp> 9abcc94faSVijay Khemka 10abcc94faSVijay Khemka #include <fstream> 11abcc94faSVijay Khemka #include <iostream> 12abcc94faSVijay Khemka 13abcc94faSVijay Khemka static constexpr bool DEBUG = false; 14abcc94faSVijay Khemka static constexpr auto busName = "xyz.openbmc_project.VirtualSensor"; 15abcc94faSVijay Khemka static constexpr auto sensorDbusPath = "/xyz/openbmc_project/sensors/"; 16abcc94faSVijay Khemka 17abcc94faSVijay Khemka using namespace phosphor::logging; 18abcc94faSVijay Khemka 1951f898e2SVijay Khemka int handleDbusSignal(sd_bus_message* msg, void* usrData, sd_bus_error*) 2051f898e2SVijay Khemka { 2151f898e2SVijay Khemka if (usrData == nullptr) 2251f898e2SVijay Khemka { 2351f898e2SVijay Khemka throw std::runtime_error("Invalid match"); 2451f898e2SVijay Khemka } 2551f898e2SVijay Khemka 2651f898e2SVijay Khemka auto sdbpMsg = sdbusplus::message::message(msg); 2751f898e2SVijay Khemka std::string msgIfce; 2851f898e2SVijay Khemka std::map<std::string, std::variant<int64_t, double, bool>> msgData; 2951f898e2SVijay Khemka 3051f898e2SVijay Khemka sdbpMsg.read(msgIfce, msgData); 3151f898e2SVijay Khemka 3251f898e2SVijay Khemka if (msgData.find("Value") != msgData.end()) 3351f898e2SVijay Khemka { 3451f898e2SVijay Khemka using namespace phosphor::virtualSensor; 3551f898e2SVijay Khemka VirtualSensor* obj = static_cast<VirtualSensor*>(usrData); 3651f898e2SVijay Khemka // TODO(openbmc/phosphor-virtual-sensor#1): updateVirtualSensor should 3751f898e2SVijay Khemka // be changed to take the information we got from the signal, to avoid 3851f898e2SVijay Khemka // having to do numerous dbus queries. 3951f898e2SVijay Khemka obj->updateVirtualSensor(); 4051f898e2SVijay Khemka } 4151f898e2SVijay Khemka return 0; 4251f898e2SVijay Khemka } 4351f898e2SVijay Khemka 44abcc94faSVijay Khemka namespace phosphor 45abcc94faSVijay Khemka { 46abcc94faSVijay Khemka namespace virtualSensor 47abcc94faSVijay Khemka { 48abcc94faSVijay Khemka 49abcc94faSVijay Khemka void printParams(const VirtualSensor::ParamMap& paramMap) 50abcc94faSVijay Khemka { 51abcc94faSVijay Khemka for (const auto& p : paramMap) 52abcc94faSVijay Khemka { 53abcc94faSVijay Khemka const auto& p1 = p.first; 54abcc94faSVijay Khemka const auto& p2 = p.second; 55abcc94faSVijay Khemka auto val = p2->getParamValue(); 56abcc94faSVijay Khemka std::cout << p1 << " = " << val << "\n"; 57abcc94faSVijay Khemka } 58abcc94faSVijay Khemka } 59abcc94faSVijay Khemka 60abcc94faSVijay Khemka double SensorParam::getParamValue() 61abcc94faSVijay Khemka { 62abcc94faSVijay Khemka switch (paramType) 63abcc94faSVijay Khemka { 64abcc94faSVijay Khemka case constParam: 65abcc94faSVijay Khemka return value; 66abcc94faSVijay Khemka break; 677452a867SVijay Khemka case dbusParam: 687452a867SVijay Khemka return dbusSensor->getSensorValue(); 697452a867SVijay Khemka break; 70abcc94faSVijay Khemka default: 71abcc94faSVijay Khemka throw std::invalid_argument("param type not supported"); 72abcc94faSVijay Khemka } 73abcc94faSVijay Khemka } 74abcc94faSVijay Khemka 75*0fcf0e1cSLei YU using AssociationList = 76*0fcf0e1cSLei YU std::vector<std::tuple<std::string, std::string, std::string>>; 77*0fcf0e1cSLei YU 78*0fcf0e1cSLei YU AssociationList getAssociationsFromJson(const Json& j) 79*0fcf0e1cSLei YU { 80*0fcf0e1cSLei YU AssociationList assocs{}; 81*0fcf0e1cSLei YU try 82*0fcf0e1cSLei YU { 83*0fcf0e1cSLei YU j.get_to(assocs); 84*0fcf0e1cSLei YU } 85*0fcf0e1cSLei YU catch (const std::exception& ex) 86*0fcf0e1cSLei YU { 87*0fcf0e1cSLei YU log<level::ERR>("Failed to parse association", 88*0fcf0e1cSLei YU entry("EX=%s", ex.what())); 89*0fcf0e1cSLei YU } 90*0fcf0e1cSLei YU return assocs; 91*0fcf0e1cSLei YU } 92*0fcf0e1cSLei YU 93ce675228SMatt Spinler void VirtualSensor::initVirtualSensor(const Json& sensorConfig, 94ce675228SMatt Spinler const std::string& objPath) 95abcc94faSVijay Khemka { 96abcc94faSVijay Khemka 97abcc94faSVijay Khemka static const Json empty{}; 98abcc94faSVijay Khemka 99abcc94faSVijay Khemka /* Get threshold values if defined in config */ 100abcc94faSVijay Khemka auto threshold = sensorConfig.value("Threshold", empty); 101abcc94faSVijay Khemka if (!threshold.empty()) 102abcc94faSVijay Khemka { 103f15189e3SMatt Spinler // Only create the threshold interfaces if 104ce675228SMatt Spinler // at least one of their values is present. 105f15189e3SMatt Spinler 106f15189e3SMatt Spinler if (threshold.contains("CriticalHigh") || 107f15189e3SMatt Spinler threshold.contains("CriticalLow")) 108f15189e3SMatt Spinler { 109fdb826d5SPatrick Williams criticalIface = std::make_unique<Threshold<CriticalObject>>( 110fdb826d5SPatrick Williams bus, objPath.c_str()); 111f15189e3SMatt Spinler 112f15189e3SMatt Spinler criticalIface->criticalHigh(threshold.value( 113f15189e3SMatt Spinler "CriticalHigh", std::numeric_limits<double>::quiet_NaN())); 114f15189e3SMatt Spinler criticalIface->criticalLow(threshold.value( 115f15189e3SMatt Spinler "CriticalLow", std::numeric_limits<double>::quiet_NaN())); 116f15189e3SMatt Spinler } 117f15189e3SMatt Spinler 118f15189e3SMatt Spinler if (threshold.contains("WarningHigh") || 119f15189e3SMatt Spinler threshold.contains("WarningLow")) 120f15189e3SMatt Spinler { 121fdb826d5SPatrick Williams warningIface = std::make_unique<Threshold<WarningObject>>( 122fdb826d5SPatrick Williams bus, objPath.c_str()); 123f15189e3SMatt Spinler 124f15189e3SMatt Spinler warningIface->warningHigh(threshold.value( 125f15189e3SMatt Spinler "WarningHigh", std::numeric_limits<double>::quiet_NaN())); 126f15189e3SMatt Spinler warningIface->warningLow(threshold.value( 127f15189e3SMatt Spinler "WarningLow", std::numeric_limits<double>::quiet_NaN())); 128f15189e3SMatt Spinler } 129f15189e3SMatt Spinler 130ce675228SMatt Spinler if (threshold.contains("HardShutdownHigh") || 131ce675228SMatt Spinler threshold.contains("HardShutdownLow")) 132ce675228SMatt Spinler { 133fdb826d5SPatrick Williams hardShutdownIface = std::make_unique<Threshold<HardShutdownObject>>( 134fdb826d5SPatrick Williams bus, objPath.c_str()); 135ce675228SMatt Spinler 136ce675228SMatt Spinler hardShutdownIface->hardShutdownHigh(threshold.value( 137ce675228SMatt Spinler "HardShutdownHigh", std::numeric_limits<double>::quiet_NaN())); 138ce675228SMatt Spinler hardShutdownIface->hardShutdownLow(threshold.value( 139ce675228SMatt Spinler "HardShutdownLow", std::numeric_limits<double>::quiet_NaN())); 140ce675228SMatt Spinler } 141ce675228SMatt Spinler 142ce675228SMatt Spinler if (threshold.contains("SoftShutdownHigh") || 143ce675228SMatt Spinler threshold.contains("SoftShutdownLow")) 144ce675228SMatt Spinler { 145fdb826d5SPatrick Williams softShutdownIface = std::make_unique<Threshold<SoftShutdownObject>>( 146fdb826d5SPatrick Williams bus, objPath.c_str()); 147ce675228SMatt Spinler 148ce675228SMatt Spinler softShutdownIface->softShutdownHigh(threshold.value( 149ce675228SMatt Spinler "SoftShutdownHigh", std::numeric_limits<double>::quiet_NaN())); 150ce675228SMatt Spinler softShutdownIface->softShutdownLow(threshold.value( 151ce675228SMatt Spinler "SoftShutdownLow", std::numeric_limits<double>::quiet_NaN())); 152ce675228SMatt Spinler } 153b306b03dSMatt Spinler 154b306b03dSMatt Spinler if (threshold.contains("PerformanceLossHigh") || 155b306b03dSMatt Spinler threshold.contains("PerformanceLossLow")) 156b306b03dSMatt Spinler { 157b306b03dSMatt Spinler perfLossIface = std::make_unique<Threshold<PerformanceLossObject>>( 158b306b03dSMatt Spinler bus, objPath.c_str()); 159b306b03dSMatt Spinler 160b306b03dSMatt Spinler perfLossIface->performanceLossHigh( 161b306b03dSMatt Spinler threshold.value("PerformanceLossHigh", 162b306b03dSMatt Spinler std::numeric_limits<double>::quiet_NaN())); 163b306b03dSMatt Spinler perfLossIface->performanceLossLow( 164b306b03dSMatt Spinler threshold.value("PerformanceLossLow", 165b306b03dSMatt Spinler std::numeric_limits<double>::quiet_NaN())); 166b306b03dSMatt Spinler } 167c62a5548SVijay Khemka } 168abcc94faSVijay Khemka 169f6443742SHarvey Wu /* Get MaxValue, MinValue setting if defined in config */ 170f6443742SHarvey Wu auto confDesc = sensorConfig.value("Desc", empty); 171f6443742SHarvey Wu if (auto maxConf = confDesc.find("MaxValue"); 172f6443742SHarvey Wu maxConf != confDesc.end() && maxConf->is_number()) 173f6443742SHarvey Wu { 174f6443742SHarvey Wu ValueIface::maxValue(maxConf->get<double>()); 175f6443742SHarvey Wu } 176f6443742SHarvey Wu if (auto minConf = confDesc.find("MinValue"); 177f6443742SHarvey Wu minConf != confDesc.end() && minConf->is_number()) 178f6443742SHarvey Wu { 179f6443742SHarvey Wu ValueIface::minValue(minConf->get<double>()); 180f6443742SHarvey Wu } 181f6443742SHarvey Wu 182*0fcf0e1cSLei YU /* Get optional association */ 183*0fcf0e1cSLei YU auto assocJson = sensorConfig.value("Associations", empty); 184*0fcf0e1cSLei YU if (!assocJson.empty()) 185*0fcf0e1cSLei YU { 186*0fcf0e1cSLei YU auto assocs = getAssociationsFromJson(assocJson); 187*0fcf0e1cSLei YU if (!assocs.empty()) 188*0fcf0e1cSLei YU { 189*0fcf0e1cSLei YU associationIface = 190*0fcf0e1cSLei YU std::make_unique<AssociationObject>(bus, objPath.c_str()); 191*0fcf0e1cSLei YU associationIface->associations(assocs); 192*0fcf0e1cSLei YU } 193*0fcf0e1cSLei YU } 194*0fcf0e1cSLei YU 195abcc94faSVijay Khemka /* Get expression string */ 196abcc94faSVijay Khemka exprStr = sensorConfig.value("Expression", ""); 197abcc94faSVijay Khemka 198abcc94faSVijay Khemka /* Get all the parameter listed in configuration */ 199abcc94faSVijay Khemka auto params = sensorConfig.value("Params", empty); 200abcc94faSVijay Khemka 201abcc94faSVijay Khemka /* Check for constant parameter */ 202abcc94faSVijay Khemka const auto& consParams = params.value("ConstParam", empty); 203abcc94faSVijay Khemka if (!consParams.empty()) 204abcc94faSVijay Khemka { 205abcc94faSVijay Khemka for (auto& j : consParams) 206abcc94faSVijay Khemka { 207abcc94faSVijay Khemka if (j.find("ParamName") != j.end()) 208abcc94faSVijay Khemka { 209abcc94faSVijay Khemka auto paramPtr = std::make_unique<SensorParam>(j["Value"]); 2103ed9a516SVijay Khemka std::string name = j["ParamName"]; 2113ed9a516SVijay Khemka symbols.create_variable(name); 2123ed9a516SVijay Khemka paramMap.emplace(std::move(name), std::move(paramPtr)); 213abcc94faSVijay Khemka } 214abcc94faSVijay Khemka else 215abcc94faSVijay Khemka { 216abcc94faSVijay Khemka /* Invalid configuration */ 217abcc94faSVijay Khemka throw std::invalid_argument( 218abcc94faSVijay Khemka "ParamName not found in configuration"); 219abcc94faSVijay Khemka } 220abcc94faSVijay Khemka } 221abcc94faSVijay Khemka } 222abcc94faSVijay Khemka 2237452a867SVijay Khemka /* Check for dbus parameter */ 2247452a867SVijay Khemka auto dbusParams = params.value("DbusParam", empty); 2257452a867SVijay Khemka if (!dbusParams.empty()) 2267452a867SVijay Khemka { 2277452a867SVijay Khemka for (auto& j : dbusParams) 2287452a867SVijay Khemka { 2297452a867SVijay Khemka /* Get parameter dbus sensor descriptor */ 2307452a867SVijay Khemka auto desc = j.value("Desc", empty); 2317452a867SVijay Khemka if ((!desc.empty()) && (j.find("ParamName") != j.end())) 2327452a867SVijay Khemka { 2337452a867SVijay Khemka std::string sensorType = desc.value("SensorType", ""); 2347452a867SVijay Khemka std::string name = desc.value("Name", ""); 2357452a867SVijay Khemka 2367452a867SVijay Khemka if (!sensorType.empty() && !name.empty()) 2377452a867SVijay Khemka { 2387452a867SVijay Khemka std::string objPath(sensorDbusPath); 2397452a867SVijay Khemka objPath += sensorType + "/" + name; 2407452a867SVijay Khemka 24151f898e2SVijay Khemka auto paramPtr = 24251f898e2SVijay Khemka std::make_unique<SensorParam>(bus, objPath, this); 2433ed9a516SVijay Khemka std::string name = j["ParamName"]; 2443ed9a516SVijay Khemka symbols.create_variable(name); 2453ed9a516SVijay Khemka paramMap.emplace(std::move(name), std::move(paramPtr)); 2467452a867SVijay Khemka } 2477452a867SVijay Khemka } 2487452a867SVijay Khemka } 2497452a867SVijay Khemka } 250abcc94faSVijay Khemka 2513ed9a516SVijay Khemka symbols.add_constants(); 2529f1ef4f5SMatt Spinler symbols.add_package(vecopsPackage); 2533ed9a516SVijay Khemka expression.register_symbol_table(symbols); 2543ed9a516SVijay Khemka 2553ed9a516SVijay Khemka /* parser from exprtk */ 2563ed9a516SVijay Khemka exprtk::parser<double> parser{}; 257ddc6dcd6SMatt Spinler if (!parser.compile(exprStr, expression)) 258ddc6dcd6SMatt Spinler { 259ddc6dcd6SMatt Spinler log<level::ERR>("Expression compilation failed"); 260ddc6dcd6SMatt Spinler 261ddc6dcd6SMatt Spinler for (std::size_t i = 0; i < parser.error_count(); ++i) 262ddc6dcd6SMatt Spinler { 263ddc6dcd6SMatt Spinler auto error = parser.get_error(i); 264ddc6dcd6SMatt Spinler 265ddc6dcd6SMatt Spinler log<level::ERR>( 266ddc6dcd6SMatt Spinler fmt::format( 267ddc6dcd6SMatt Spinler "Position: {} Type: {} Message: {}", error.token.position, 268ddc6dcd6SMatt Spinler exprtk::parser_error::to_str(error.mode), error.diagnostic) 269ddc6dcd6SMatt Spinler .c_str()); 270ddc6dcd6SMatt Spinler } 271ddc6dcd6SMatt Spinler throw std::runtime_error("Expression compilation failed"); 272ddc6dcd6SMatt Spinler } 2733ed9a516SVijay Khemka 274abcc94faSVijay Khemka /* Print all parameters for debug purpose only */ 275abcc94faSVijay Khemka if (DEBUG) 276abcc94faSVijay Khemka printParams(paramMap); 277abcc94faSVijay Khemka } 278abcc94faSVijay Khemka 279abcc94faSVijay Khemka void VirtualSensor::setSensorValue(double value) 280abcc94faSVijay Khemka { 281543bf668SPatrick Williams value = std::clamp(value, ValueIface::minValue(), ValueIface::maxValue()); 282abcc94faSVijay Khemka ValueIface::value(value); 283abcc94faSVijay Khemka } 284abcc94faSVijay Khemka 285abcc94faSVijay Khemka void VirtualSensor::updateVirtualSensor() 2863ed9a516SVijay Khemka { 2873ed9a516SVijay Khemka for (auto& param : paramMap) 2883ed9a516SVijay Khemka { 2893ed9a516SVijay Khemka auto& name = param.first; 2903ed9a516SVijay Khemka auto& data = param.second; 2913ed9a516SVijay Khemka if (auto var = symbols.get_variable(name)) 2923ed9a516SVijay Khemka { 2933ed9a516SVijay Khemka var->ref() = data->getParamValue(); 2943ed9a516SVijay Khemka } 2953ed9a516SVijay Khemka else 2963ed9a516SVijay Khemka { 2973ed9a516SVijay Khemka /* Invalid parameter */ 2983ed9a516SVijay Khemka throw std::invalid_argument("ParamName not found in symbols"); 2993ed9a516SVijay Khemka } 3003ed9a516SVijay Khemka } 3013ed9a516SVijay Khemka double val = expression.value(); 30232a7156bSVijay Khemka 30332a7156bSVijay Khemka /* Set sensor value to dbus interface */ 3043ed9a516SVijay Khemka setSensorValue(val); 30532a7156bSVijay Khemka 3063ed9a516SVijay Khemka if (DEBUG) 3073ed9a516SVijay Khemka std::cout << "Sensor value is " << val << "\n"; 30832a7156bSVijay Khemka 3098f5e6119SMatt Spinler /* Check sensor thresholds and log required message */ 310b306b03dSMatt Spinler checkThresholds(val, perfLossIface); 311fdb826d5SPatrick Williams checkThresholds(val, warningIface); 312fdb826d5SPatrick Williams checkThresholds(val, criticalIface); 313fdb826d5SPatrick Williams checkThresholds(val, softShutdownIface); 314fdb826d5SPatrick Williams checkThresholds(val, hardShutdownIface); 3153ed9a516SVijay Khemka } 316abcc94faSVijay Khemka 317abcc94faSVijay Khemka /** @brief Parsing Virtual Sensor config JSON file */ 318abcc94faSVijay Khemka Json VirtualSensors::parseConfigFile(const std::string configFile) 319abcc94faSVijay Khemka { 320abcc94faSVijay Khemka std::ifstream jsonFile(configFile); 321abcc94faSVijay Khemka if (!jsonFile.is_open()) 322abcc94faSVijay Khemka { 323abcc94faSVijay Khemka log<level::ERR>("config JSON file not found", 324abcc94faSVijay Khemka entry("FILENAME = %s", configFile.c_str())); 325abcc94faSVijay Khemka throw std::exception{}; 326abcc94faSVijay Khemka } 327abcc94faSVijay Khemka 328abcc94faSVijay Khemka auto data = Json::parse(jsonFile, nullptr, false); 329abcc94faSVijay Khemka if (data.is_discarded()) 330abcc94faSVijay Khemka { 331abcc94faSVijay Khemka log<level::ERR>("config readings JSON parser failure", 332abcc94faSVijay Khemka entry("FILENAME = %s", configFile.c_str())); 333abcc94faSVijay Khemka throw std::exception{}; 334abcc94faSVijay Khemka } 335abcc94faSVijay Khemka 336abcc94faSVijay Khemka return data; 337abcc94faSVijay Khemka } 338abcc94faSVijay Khemka 339e0d371e4SVijay Khemka std::map<std::string, ValueIface::Unit> unitMap = { 340e0d371e4SVijay Khemka {"temperature", ValueIface::Unit::DegreesC}, 341e0d371e4SVijay Khemka {"fan_tach", ValueIface::Unit::RPMS}, 342e0d371e4SVijay Khemka {"voltage", ValueIface::Unit::Volts}, 343e0d371e4SVijay Khemka {"altitude", ValueIface::Unit::Meters}, 344e0d371e4SVijay Khemka {"current", ValueIface::Unit::Amperes}, 345e0d371e4SVijay Khemka {"power", ValueIface::Unit::Watts}, 346e0d371e4SVijay Khemka {"energy", ValueIface::Unit::Joules}, 3472b56ddb3SKumar Thangavel {"utilization", ValueIface::Unit::Percent}, 3482b56ddb3SKumar Thangavel {"airflow", ValueIface::Unit::CFM}}; 349e0d371e4SVijay Khemka 350abcc94faSVijay Khemka void VirtualSensors::createVirtualSensors() 351abcc94faSVijay Khemka { 352abcc94faSVijay Khemka static const Json empty{}; 353abcc94faSVijay Khemka 354abcc94faSVijay Khemka auto data = parseConfigFile(VIRTUAL_SENSOR_CONFIG_FILE); 355abcc94faSVijay Khemka // print values 356abcc94faSVijay Khemka if (DEBUG) 357abcc94faSVijay Khemka std::cout << "Config json data:\n" << data << "\n\n"; 358abcc94faSVijay Khemka 359abcc94faSVijay Khemka /* Get virtual sensors config data */ 360abcc94faSVijay Khemka for (const auto& j : data) 361abcc94faSVijay Khemka { 362abcc94faSVijay Khemka auto desc = j.value("Desc", empty); 363abcc94faSVijay Khemka if (!desc.empty()) 364abcc94faSVijay Khemka { 365abcc94faSVijay Khemka std::string sensorType = desc.value("SensorType", ""); 366abcc94faSVijay Khemka std::string name = desc.value("Name", ""); 367abcc94faSVijay Khemka 368abcc94faSVijay Khemka if (!name.empty() && !sensorType.empty()) 369abcc94faSVijay Khemka { 370e0d371e4SVijay Khemka if (unitMap.find(sensorType) == unitMap.end()) 371e0d371e4SVijay Khemka { 372e0d371e4SVijay Khemka log<level::ERR>("Sensor type is not supported", 373e0d371e4SVijay Khemka entry("TYPE = %s", sensorType.c_str())); 374e0d371e4SVijay Khemka } 375e0d371e4SVijay Khemka else 376e0d371e4SVijay Khemka { 377abcc94faSVijay Khemka std::string objPath(sensorDbusPath); 378abcc94faSVijay Khemka objPath += sensorType + "/" + name; 379abcc94faSVijay Khemka 38032a7156bSVijay Khemka auto virtualSensorPtr = std::make_unique<VirtualSensor>( 38132a7156bSVijay Khemka bus, objPath.c_str(), j, name); 382abcc94faSVijay Khemka 383abcc94faSVijay Khemka log<level::INFO>("Added a new virtual sensor", 384abcc94faSVijay Khemka entry("NAME = %s", name.c_str())); 3853ed9a516SVijay Khemka virtualSensorPtr->updateVirtualSensor(); 386e0d371e4SVijay Khemka 387e0d371e4SVijay Khemka /* Initialize unit value for virtual sensor */ 388e0d371e4SVijay Khemka virtualSensorPtr->ValueIface::unit(unitMap[sensorType]); 389e0d371e4SVijay Khemka 3903ed9a516SVijay Khemka virtualSensorsMap.emplace(std::move(name), 3913ed9a516SVijay Khemka std::move(virtualSensorPtr)); 392abcc94faSVijay Khemka } 393e0d371e4SVijay Khemka } 394abcc94faSVijay Khemka else 395abcc94faSVijay Khemka { 396abcc94faSVijay Khemka log<level::ERR>("Sensor type or name not found in config file"); 397abcc94faSVijay Khemka } 398abcc94faSVijay Khemka } 399abcc94faSVijay Khemka else 400abcc94faSVijay Khemka { 401abcc94faSVijay Khemka log<level::ERR>( 402abcc94faSVijay Khemka "Descriptor for new virtual sensor not found in config file"); 403abcc94faSVijay Khemka } 404abcc94faSVijay Khemka } 405abcc94faSVijay Khemka } 406abcc94faSVijay Khemka 407abcc94faSVijay Khemka } // namespace virtualSensor 408abcc94faSVijay Khemka } // namespace phosphor 409abcc94faSVijay Khemka 410abcc94faSVijay Khemka /** 411abcc94faSVijay Khemka * @brief Main 412abcc94faSVijay Khemka */ 413abcc94faSVijay Khemka int main() 414abcc94faSVijay Khemka { 415abcc94faSVijay Khemka 416abcc94faSVijay Khemka // Get a default event loop 417abcc94faSVijay Khemka auto event = sdeventplus::Event::get_default(); 418abcc94faSVijay Khemka 419abcc94faSVijay Khemka // Get a handle to system dbus 420abcc94faSVijay Khemka auto bus = sdbusplus::bus::new_default(); 421abcc94faSVijay Khemka 4226c19e7d2SMatt Spinler // Add the ObjectManager interface 4236c19e7d2SMatt Spinler sdbusplus::server::manager::manager objManager(bus, "/"); 4246c19e7d2SMatt Spinler 425abcc94faSVijay Khemka // Create an virtual sensors object 426abcc94faSVijay Khemka phosphor::virtualSensor::VirtualSensors virtualSensors(bus); 427abcc94faSVijay Khemka 428abcc94faSVijay Khemka // Request service bus name 429abcc94faSVijay Khemka bus.request_name(busName); 430abcc94faSVijay Khemka 431abcc94faSVijay Khemka // Attach the bus to sd_event to service user requests 432abcc94faSVijay Khemka bus.attach_event(event.get(), SD_EVENT_PRIORITY_NORMAL); 433abcc94faSVijay Khemka event.loop(); 434abcc94faSVijay Khemka 435abcc94faSVijay Khemka return 0; 436abcc94faSVijay Khemka } 437