| /* |
| * Copyright (c) 2018 Intel Corporation. |
| * Copyright (c) 2018-present Facebook. |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| #include <ipmid/api.h> |
| |
| #include <boost/container/flat_map.hpp> |
| #include <commandutils.hpp> |
| #include <ipmid/utils.hpp> |
| #include <phosphor-logging/log.hpp> |
| #include <sdbusplus/message/types.hpp> |
| #include <sdbusplus/timer.hpp> |
| #include <sensorutils.hpp> |
| #include <storagecommands.hpp> |
| |
| #include <iostream> |
| #include <unordered_map> |
| |
| namespace ipmi |
| { |
| |
| namespace storage |
| { |
| void registerStorageFunctions() __attribute__((constructor)); |
| |
| constexpr static const size_t maxMessageSize = 64; |
| constexpr static const size_t maxFruSdrNameSize = 16; |
| static constexpr int sensorMapUpdatePeriod = 2; |
| using SensorMap = std::map<std::string, std::map<std::string, DbusVariant>>; |
| |
| using ManagedObjectSensor = |
| std::map<sdbusplus::message::object_path, |
| std::map<std::string, std::map<std::string, DbusVariant>>>; |
| |
| static uint16_t sdrReservationID; |
| |
| static boost::container::flat_map<std::string, ManagedObjectSensor> SensorCache; |
| static SensorSubTree sensorTree; |
| |
| void registerSensorFunctions() __attribute__((constructor)); |
| using ManagedObjectType = boost::container::flat_map< |
| sdbusplus::message::object_path, |
| boost::container::flat_map< |
| std::string, boost::container::flat_map<std::string, DbusVariant>>>; |
| using ManagedEntry = std::pair< |
| sdbusplus::message::object_path, |
| boost::container::flat_map< |
| std::string, boost::container::flat_map<std::string, DbusVariant>>>; |
| |
| constexpr static const char* fruDeviceServiceName = |
| "xyz.openbmc_project.FruDevice"; |
| constexpr static const size_t cacheTimeoutSeconds = 10; |
| |
| static std::vector<uint8_t> fruCache; |
| static uint16_t cacheBus = 0xFFFF; |
| static uint8_t cacheAddr = 0XFF; |
| |
| std::unique_ptr<sdbusplus::Timer> cacheTimer = nullptr; |
| |
| // we unfortunately have to build a map of hashes in case there is a |
| // collision to verify our dev-id |
| boost::container::flat_map<uint8_t, std::pair<uint8_t, uint8_t>> deviceHashes; |
| |
| static sdbusplus::bus_t dbus(ipmid_get_sd_bus_connection()); |
| |
| using InterfaceName = std::string; |
| using PropertyName = std::string; |
| using ThresholdStr = std::string; |
| |
| enum class AlarmType |
| { |
| low, |
| high |
| }; |
| |
| struct Property |
| { |
| PropertyName name; |
| ThresholdStr threshold; |
| }; |
| |
| const std::vector<InterfaceName> thresholdCheckedOrder{ |
| "xyz.openbmc_project.Sensor.Threshold.HardShutdown", |
| "xyz.openbmc_project.Sensor.Threshold.SoftShutdown", |
| "xyz.openbmc_project.Sensor.Threshold.Critical", |
| "xyz.openbmc_project.Sensor.Threshold.Warning"}; |
| |
| const std::unordered_map<std::string, std::map<AlarmType, Property>> |
| alarmProperties{ |
| {"xyz.openbmc_project.Sensor.Threshold.HardShutdown", |
| {{AlarmType::low, Property{"HardShutdownAlarmLow", "LNR"}}, |
| {AlarmType::high, Property{"HardShutdownAlarmHigh", "UNR"}}}}, |
| |
| {"xyz.openbmc_project.Sensor.Threshold.SoftShutdown", |
| {{AlarmType::low, Property{"SoftShutdownAlarmLow", "LNR"}}, |
| {AlarmType::high, Property{"SoftShutdownAlarmHigh", "UNR"}}}}, |
| |
| {"xyz.openbmc_project.Sensor.Threshold.Critical", |
| {{AlarmType::low, Property{"CriticalAlarmLow", "LCR"}}, |
| {AlarmType::high, Property{"CriticalAlarmHigh", "UCR"}}}}, |
| |
| {"xyz.openbmc_project.Sensor.Threshold.Warning", |
| {{AlarmType::low, Property{"WarningAlarmLow", "LNC"}}, |
| {AlarmType::high, Property{"WarningAlarmHigh", "UNC"}}}}, |
| }; |
| |
| static bool getSensorMap(std::string sensorConnection, std::string sensorPath, |
| SensorMap& sensorMap) |
| { |
| static boost::container::flat_map< |
| std::string, std::chrono::time_point<std::chrono::steady_clock>> |
| updateTimeMap; |
| |
| auto updateFind = updateTimeMap.find(sensorConnection); |
| auto lastUpdate = std::chrono::time_point<std::chrono::steady_clock>(); |
| if (updateFind != updateTimeMap.end()) |
| { |
| lastUpdate = updateFind->second; |
| } |
| |
| auto now = std::chrono::steady_clock::now(); |
| |
| if (std::chrono::duration_cast<std::chrono::seconds>(now - lastUpdate) |
| .count() > sensorMapUpdatePeriod) |
| { |
| updateTimeMap[sensorConnection] = now; |
| |
| auto managedObj = dbus.new_method_call( |
| sensorConnection.c_str(), "/xyz/openbmc_project/sensors", |
| "org.freedesktop.DBus.ObjectManager", "GetManagedObjects"); |
| |
| ManagedObjectSensor managedObjects; |
| try |
| { |
| auto reply = dbus.call(managedObj); |
| reply.read(managedObjects); |
| } |
| catch (const sdbusplus::exception_t&) |
| { |
| phosphor::logging::log<phosphor::logging::level::ERR>( |
| "Error getting managed objects from connection", |
| phosphor::logging::entry("CONNECTION=%s", |
| sensorConnection.c_str())); |
| return false; |
| } |
| |
| SensorCache[sensorConnection] = managedObjects; |
| } |
| auto connection = SensorCache.find(sensorConnection); |
| if (connection == SensorCache.end()) |
| { |
| return false; |
| } |
| auto path = connection->second.find(sensorPath); |
| if (path == connection->second.end()) |
| { |
| return false; |
| } |
| sensorMap = path->second; |
| |
| return true; |
| } |
| |
| bool writeFru() |
| { |
| sdbusplus::message_t writeFru = dbus.new_method_call( |
| fruDeviceServiceName, "/xyz/openbmc_project/FruDevice", |
| "xyz.openbmc_project.FruDeviceManager", "WriteFru"); |
| writeFru.append(cacheBus, cacheAddr, fruCache); |
| try |
| { |
| sdbusplus::message_t writeFruResp = dbus.call(writeFru); |
| } |
| catch (const sdbusplus::exception_t&) |
| { |
| // todo: log sel? |
| phosphor::logging::log<phosphor::logging::level::ERR>( |
| "error writing fru"); |
| return false; |
| } |
| return true; |
| } |
| |
| void createTimer() |
| { |
| if (cacheTimer == nullptr) |
| { |
| cacheTimer = std::make_unique<sdbusplus::Timer>(writeFru); |
| } |
| } |
| |
| ipmi_ret_t replaceCacheFru(uint8_t devId) |
| { |
| static uint8_t lastDevId = 0xFF; |
| |
| bool timerRunning = (cacheTimer != nullptr) && !cacheTimer->isExpired(); |
| if (lastDevId == devId && timerRunning) |
| { |
| return IPMI_CC_OK; // cache already up to date |
| } |
| // if timer is running, stop it and writeFru manually |
| else if (timerRunning) |
| { |
| cacheTimer->stop(); |
| writeFru(); |
| } |
| |
| sdbusplus::message_t getObjects = dbus.new_method_call( |
| fruDeviceServiceName, "/", "org.freedesktop.DBus.ObjectManager", |
| "GetManagedObjects"); |
| ManagedObjectType frus; |
| try |
| { |
| sdbusplus::message_t resp = dbus.call(getObjects); |
| resp.read(frus); |
| } |
| catch (const sdbusplus::exception_t&) |
| { |
| phosphor::logging::log<phosphor::logging::level::ERR>( |
| "replaceCacheFru: error getting managed objects"); |
| return IPMI_CC_RESPONSE_ERROR; |
| } |
| |
| deviceHashes.clear(); |
| |
| uint8_t fruHash = 0; |
| uint8_t mbFruBus = 0, mbFruAddr = 0; |
| |
| auto device = getMbFruDevice(); |
| if (device) |
| { |
| std::tie(mbFruBus, mbFruAddr) = *device; |
| deviceHashes.emplace(0, std::make_pair(mbFruBus, mbFruAddr)); |
| fruHash++; |
| } |
| |
| for (const auto& fru : frus) |
| { |
| auto fruIface = fru.second.find("xyz.openbmc_project.FruDevice"); |
| if (fruIface == fru.second.end()) |
| { |
| continue; |
| } |
| |
| auto busFind = fruIface->second.find("BUS"); |
| auto addrFind = fruIface->second.find("ADDRESS"); |
| if (busFind == fruIface->second.end() || |
| addrFind == fruIface->second.end()) |
| { |
| phosphor::logging::log<phosphor::logging::level::INFO>( |
| "fru device missing Bus or Address", |
| phosphor::logging::entry("FRU=%s", fru.first.str.c_str())); |
| continue; |
| } |
| |
| uint8_t fruBus = std::get<uint32_t>(busFind->second); |
| uint8_t fruAddr = std::get<uint32_t>(addrFind->second); |
| if (fruBus != mbFruBus || fruAddr != mbFruAddr) |
| { |
| deviceHashes.emplace(fruHash, std::make_pair(fruBus, fruAddr)); |
| fruHash++; |
| } |
| } |
| auto deviceFind = deviceHashes.find(devId); |
| if (deviceFind == deviceHashes.end()) |
| { |
| return IPMI_CC_SENSOR_INVALID; |
| } |
| |
| fruCache.clear(); |
| sdbusplus::message_t getRawFru = dbus.new_method_call( |
| fruDeviceServiceName, "/xyz/openbmc_project/FruDevice", |
| "xyz.openbmc_project.FruDeviceManager", "GetRawFru"); |
| cacheBus = deviceFind->second.first; |
| cacheAddr = deviceFind->second.second; |
| getRawFru.append(cacheBus, cacheAddr); |
| try |
| { |
| sdbusplus::message_t getRawResp = dbus.call(getRawFru); |
| getRawResp.read(fruCache); |
| } |
| catch (const sdbusplus::exception_t&) |
| { |
| lastDevId = 0xFF; |
| cacheBus = 0xFFFF; |
| cacheAddr = 0xFF; |
| return IPMI_CC_RESPONSE_ERROR; |
| } |
| |
| lastDevId = devId; |
| return IPMI_CC_OK; |
| } |
| |
| ipmi_ret_t ipmiStorageReadFRUData( |
| ipmi_netfn_t, ipmi_cmd_t, ipmi_request_t request, ipmi_response_t response, |
| ipmi_data_len_t dataLen, ipmi_context_t) |
| { |
| if (*dataLen != 4) |
| { |
| *dataLen = 0; |
| return IPMI_CC_REQ_DATA_LEN_INVALID; |
| } |
| *dataLen = 0; // default to 0 in case of an error |
| |
| auto req = static_cast<GetFRUAreaReq*>(request); |
| |
| if (req->countToRead > maxMessageSize - 1) |
| { |
| return IPMI_CC_INVALID_FIELD_REQUEST; |
| } |
| ipmi_ret_t status = replaceCacheFru(req->fruDeviceID); |
| |
| if (status != IPMI_CC_OK) |
| { |
| return status; |
| } |
| |
| size_t fromFRUByteLen = 0; |
| if (req->countToRead + req->fruInventoryOffset < fruCache.size()) |
| { |
| fromFRUByteLen = req->countToRead; |
| } |
| else if (fruCache.size() > req->fruInventoryOffset) |
| { |
| fromFRUByteLen = fruCache.size() - req->fruInventoryOffset; |
| } |
| size_t padByteLen = req->countToRead - fromFRUByteLen; |
| uint8_t* respPtr = static_cast<uint8_t*>(response); |
| *respPtr = req->countToRead; |
| std::copy(fruCache.begin() + req->fruInventoryOffset, |
| fruCache.begin() + req->fruInventoryOffset + fromFRUByteLen, |
| ++respPtr); |
| // if longer than the fru is requested, fill with 0xFF |
| if (padByteLen) |
| { |
| respPtr += fromFRUByteLen; |
| std::fill(respPtr, respPtr + padByteLen, 0xFF); |
| } |
| *dataLen = fromFRUByteLen + 1; |
| |
| return IPMI_CC_OK; |
| } |
| |
| ipmi_ret_t ipmiStorageWriteFRUData( |
| ipmi_netfn_t, ipmi_cmd_t, ipmi_request_t request, ipmi_response_t response, |
| ipmi_data_len_t dataLen, ipmi_context_t) |
| { |
| if (*dataLen < 4 || |
| *dataLen >= |
| 0xFF + 3) // count written return is one byte, so limit to one |
| // byte of data after the three request data bytes |
| { |
| *dataLen = 0; |
| return IPMI_CC_REQ_DATA_LEN_INVALID; |
| } |
| |
| auto req = static_cast<WriteFRUDataReq*>(request); |
| size_t writeLen = *dataLen - 3; |
| *dataLen = 0; // default to 0 in case of an error |
| |
| ipmi_ret_t status = replaceCacheFru(req->fruDeviceID); |
| if (status != IPMI_CC_OK) |
| { |
| return status; |
| } |
| size_t lastWriteAddr = req->fruInventoryOffset + writeLen; |
| if (fruCache.size() < lastWriteAddr) |
| { |
| fruCache.resize(req->fruInventoryOffset + writeLen); |
| } |
| |
| std::copy(req->data, req->data + writeLen, |
| fruCache.begin() + req->fruInventoryOffset); |
| |
| bool atEnd = false; |
| |
| if (fruCache.size() >= sizeof(FRUHeader)) |
| { |
| FRUHeader* header = reinterpret_cast<FRUHeader*>(fruCache.data()); |
| |
| size_t lastRecordStart = std::max( |
| header->internalOffset, |
| std::max(header->chassisOffset, |
| std::max(header->boardOffset, header->productOffset))); |
| // TODO: Handle Multi-Record FRUs? |
| |
| lastRecordStart *= 8; // header starts in are multiples of 8 bytes |
| |
| // get the length of the area in multiples of 8 bytes |
| if (lastWriteAddr > (lastRecordStart + 1)) |
| { |
| // second byte in record area is the length |
| int areaLength(fruCache[lastRecordStart + 1]); |
| areaLength *= 8; // it is in multiples of 8 bytes |
| |
| if (lastWriteAddr >= (areaLength + lastRecordStart)) |
| { |
| atEnd = true; |
| } |
| } |
| } |
| uint8_t* respPtr = static_cast<uint8_t*>(response); |
| if (atEnd) |
| { |
| // cancel timer, we're at the end so might as well send it |
| cacheTimer->stop(); |
| if (!writeFru()) |
| { |
| return IPMI_CC_INVALID_FIELD_REQUEST; |
| } |
| *respPtr = std::min(fruCache.size(), static_cast<size_t>(0xFF)); |
| } |
| else |
| { |
| // start a timer, if no further data is sent in cacheTimeoutSeconds |
| // seconds, check to see if it is valid |
| createTimer(); |
| cacheTimer->start(std::chrono::duration_cast<std::chrono::microseconds>( |
| std::chrono::seconds(cacheTimeoutSeconds))); |
| *respPtr = 0; |
| } |
| |
| *dataLen = 1; |
| |
| return IPMI_CC_OK; |
| } |
| |
| ipmi_ret_t getFruSdrCount(size_t& count) |
| { |
| ipmi_ret_t ret = replaceCacheFru(0); |
| if (ret != IPMI_CC_OK) |
| { |
| return ret; |
| } |
| count = deviceHashes.size(); |
| return IPMI_CC_OK; |
| } |
| |
| ipmi_ret_t getFruSdrs(size_t index, get_sdr::SensorDataFruRecord& resp) |
| { |
| ipmi_ret_t ret = replaceCacheFru(0); // this will update the hash list |
| if (ret != IPMI_CC_OK) |
| { |
| return ret; |
| } |
| if (deviceHashes.size() < index) |
| { |
| return IPMI_CC_INVALID_FIELD_REQUEST; |
| } |
| auto device = deviceHashes.begin() + index; |
| uint8_t& bus = device->second.first; |
| uint8_t& address = device->second.second; |
| |
| ManagedObjectType frus; |
| |
| sdbusplus::message_t getObjects = dbus.new_method_call( |
| fruDeviceServiceName, "/", "org.freedesktop.DBus.ObjectManager", |
| "GetManagedObjects"); |
| try |
| { |
| sdbusplus::message_t resp = dbus.call(getObjects); |
| resp.read(frus); |
| } |
| catch (const sdbusplus::exception_t&) |
| { |
| return IPMI_CC_RESPONSE_ERROR; |
| } |
| boost::container::flat_map<std::string, DbusVariant>* fruData = nullptr; |
| auto fru = std::find_if( |
| frus.begin(), frus.end(), |
| [bus, address, &fruData](ManagedEntry& entry) { |
| auto findFruDevice = |
| entry.second.find("xyz.openbmc_project.FruDevice"); |
| if (findFruDevice == entry.second.end()) |
| { |
| return false; |
| } |
| fruData = &(findFruDevice->second); |
| auto findBus = findFruDevice->second.find("BUS"); |
| auto findAddress = findFruDevice->second.find("ADDRESS"); |
| if (findBus == findFruDevice->second.end() || |
| findAddress == findFruDevice->second.end()) |
| { |
| return false; |
| } |
| if (std::get<uint32_t>(findBus->second) != bus) |
| { |
| return false; |
| } |
| if (std::get<uint32_t>(findAddress->second) != address) |
| { |
| return false; |
| } |
| return true; |
| }); |
| if (fru == frus.end()) |
| { |
| return IPMI_CC_RESPONSE_ERROR; |
| } |
| std::string name; |
| auto findProductName = fruData->find("BOARD_PRODUCT_NAME"); |
| auto findBoardName = fruData->find("PRODUCT_PRODUCT_NAME"); |
| if (findProductName != fruData->end()) |
| { |
| name = std::get<std::string>(findProductName->second); |
| } |
| else if (findBoardName != fruData->end()) |
| { |
| name = std::get<std::string>(findBoardName->second); |
| } |
| else |
| { |
| name = "UNKNOWN"; |
| } |
| if (name.size() > maxFruSdrNameSize) |
| { |
| name = name.substr(0, maxFruSdrNameSize); |
| } |
| size_t sizeDiff = maxFruSdrNameSize - name.size(); |
| |
| resp.header.record_id_lsb = 0x0; // calling code is to implement these |
| resp.header.record_id_msb = 0x0; |
| resp.header.sdr_version = ipmiSdrVersion; |
| resp.header.record_type = 0x11; // FRU Device Locator |
| resp.header.record_length = sizeof(resp.body) + sizeof(resp.key) - sizeDiff; |
| resp.key.deviceAddress = 0x20; |
| resp.key.fruID = device->first; |
| resp.key.accessLun = 0x80; // logical / physical fru device |
| resp.key.channelNumber = 0x0; |
| resp.body.reserved = 0x0; |
| resp.body.deviceType = 0x10; |
| resp.body.entityID = 0x0; |
| resp.body.entityInstance = 0x1; |
| resp.body.oem = 0x0; |
| resp.body.deviceIDLen = name.size(); |
| name.copy(resp.body.deviceID, name.size()); |
| |
| return IPMI_CC_OK; |
| } |
| |
| ipmi_ret_t ipmiStorageReserveSDR(ipmi_netfn_t netfn, ipmi_cmd_t cmd, |
| ipmi_request_t, ipmi_response_t response, |
| ipmi_data_len_t dataLen, ipmi_context_t) |
| { |
| printCommand(+netfn, +cmd); |
| |
| if (*dataLen) |
| { |
| *dataLen = 0; |
| return IPMI_CC_REQ_DATA_LEN_INVALID; |
| } |
| *dataLen = 0; // default to 0 in case of an error |
| sdrReservationID++; |
| if (sdrReservationID == 0) |
| { |
| sdrReservationID++; |
| } |
| *dataLen = 2; |
| auto resp = static_cast<uint8_t*>(response); |
| resp[0] = sdrReservationID & 0xFF; |
| resp[1] = sdrReservationID >> 8; |
| |
| return IPMI_CC_OK; |
| } |
| |
| ipmi_ret_t ipmiStorageGetSDR(ipmi_netfn_t netfn, ipmi_cmd_t cmd, |
| ipmi_request_t request, ipmi_response_t response, |
| ipmi_data_len_t dataLen, ipmi_context_t) |
| { |
| printCommand(+netfn, +cmd); |
| |
| if (*dataLen != 6) |
| { |
| *dataLen = 0; |
| return IPMI_CC_REQ_DATA_LEN_INVALID; |
| } |
| auto requestedSize = *dataLen; |
| *dataLen = 0; // default to 0 in case of an error |
| |
| constexpr uint16_t lastRecordIndex = 0xFFFF; |
| auto req = static_cast<GetSDRReq*>(request); |
| |
| // reservation required for partial reads with non zero offset into |
| // record |
| if ((sdrReservationID == 0 || req->reservationID != sdrReservationID) && |
| req->offset) |
| { |
| return IPMI_CC_INVALID_RESERVATION_ID; |
| } |
| |
| if (!getSensorSubtree(sensorTree) && sensorTree.empty()) |
| { |
| return IPMI_CC_RESPONSE_ERROR; |
| } |
| |
| size_t fruCount = 0; |
| ipmi_ret_t ret = ipmi::storage::getFruSdrCount(fruCount); |
| if (ret != IPMI_CC_OK) |
| { |
| return ret; |
| } |
| |
| size_t lastRecord = sensorTree.size() + fruCount - 1; |
| if (req->recordID == lastRecordIndex) |
| { |
| req->recordID = lastRecord; |
| } |
| if (req->recordID > lastRecord) |
| { |
| return IPMI_CC_INVALID_FIELD_REQUEST; |
| } |
| |
| uint16_t nextRecord = lastRecord >= static_cast<size_t>(req->recordID + 1) |
| ? req->recordID + 1 |
| : 0XFFFF; |
| |
| auto responseClear = static_cast<uint8_t*>(response); |
| std::fill(responseClear, responseClear + requestedSize, 0); |
| |
| auto resp = static_cast<get_sdr::GetSdrResp*>(response); |
| resp->next_record_id_lsb = nextRecord & 0xFF; |
| resp->next_record_id_msb = nextRecord >> 8; |
| |
| if (req->recordID >= sensorTree.size()) |
| { |
| size_t fruIndex = req->recordID - sensorTree.size(); |
| if (fruIndex >= fruCount) |
| { |
| return IPMI_CC_INVALID_FIELD_REQUEST; |
| } |
| get_sdr::SensorDataFruRecord data; |
| if (req->offset > sizeof(data)) |
| { |
| return IPMI_CC_INVALID_FIELD_REQUEST; |
| } |
| ret = ipmi::storage::getFruSdrs(fruIndex, data); |
| if (ret != IPMI_CC_OK) |
| { |
| return ret; |
| } |
| data.header.record_id_msb = req->recordID << 8; |
| data.header.record_id_lsb = req->recordID & 0xFF; |
| if (sizeof(data) < (req->offset + req->bytesToRead)) |
| { |
| req->bytesToRead = sizeof(data) - req->offset; |
| } |
| *dataLen = req->bytesToRead + 2; // next record |
| std::memcpy(&resp->record_data, (char*)&data + req->offset, |
| req->bytesToRead); |
| return IPMI_CC_OK; |
| } |
| |
| std::string connection; |
| std::string path; |
| uint16_t sensorIndex = req->recordID; |
| for (const auto& sensor : sensorTree) |
| { |
| if (sensorIndex-- == 0) |
| { |
| if (!sensor.second.size()) |
| { |
| return IPMI_CC_RESPONSE_ERROR; |
| } |
| connection = sensor.second.begin()->first; |
| path = sensor.first; |
| break; |
| } |
| } |
| |
| SensorMap sensorMap; |
| if (!getSensorMap(connection, path, sensorMap)) |
| { |
| return IPMI_CC_RESPONSE_ERROR; |
| } |
| uint8_t sensornumber = (req->recordID & 0xFF); |
| get_sdr::SensorDataFullRecord record = {}; |
| |
| record.header.record_id_msb = req->recordID << 8; |
| record.header.record_id_lsb = req->recordID & 0xFF; |
| record.header.sdr_version = ipmiSdrVersion; |
| record.header.record_type = get_sdr::SENSOR_DATA_FULL_RECORD; |
| record.header.record_length = sizeof(get_sdr::SensorDataFullRecord) - |
| sizeof(get_sdr::SensorDataRecordHeader); |
| record.key.owner_id = 0x20; |
| record.key.owner_lun = 0x0; |
| record.key.sensor_number = sensornumber; |
| |
| record.body.entity_id = 0x0; |
| record.body.entity_instance = 0x01; |
| record.body.sensor_capabilities = 0x60; // auto rearm - todo hysteresis |
| record.body.sensor_type = getSensorTypeFromPath(path); |
| std::string type = getSensorTypeStringFromPath(path); |
| auto typeCstr = type.c_str(); |
| auto findUnits = sensorUnits.find(typeCstr); |
| if (findUnits != sensorUnits.end()) |
| { |
| record.body.sensor_units_2_base = |
| static_cast<uint8_t>(findUnits->second); |
| } // else default 0x0 unspecified |
| |
| record.body.event_reading_type = getSensorEventTypeFromPath(path); |
| |
| auto sensorObject = sensorMap.find("xyz.openbmc_project.Sensor.Value"); |
| if (sensorObject == sensorMap.end()) |
| { |
| return IPMI_CC_RESPONSE_ERROR; |
| } |
| |
| auto maxObject = sensorObject->second.find("MaxValue"); |
| auto minObject = sensorObject->second.find("MinValue"); |
| double max = 128; |
| double min = -127; |
| if (maxObject != sensorObject->second.end()) |
| { |
| max = std::visit(VariantToDoubleVisitor(), maxObject->second); |
| } |
| |
| if (minObject != sensorObject->second.end()) |
| { |
| min = std::visit(VariantToDoubleVisitor(), minObject->second); |
| } |
| |
| int16_t mValue; |
| int8_t rExp; |
| int16_t bValue; |
| int8_t bExp; |
| bool bSigned; |
| |
| if (!getSensorAttributes(max, min, mValue, rExp, bValue, bExp, bSigned)) |
| { |
| return IPMI_CC_RESPONSE_ERROR; |
| } |
| |
| // apply M, B, and exponents, M and B are 10 bit values, exponents are 4 |
| record.body.m_lsb = mValue & 0xFF; |
| |
| // move the smallest bit of the MSB into place (bit 9) |
| // the MSbs are bits 7:8 in m_msb_and_tolerance |
| uint8_t mMsb = (mValue & (1 << 8)) > 0 ? (1 << 6) : 0; |
| |
| // assign the negative |
| if (mValue < 0) |
| { |
| mMsb |= (1 << 7); |
| } |
| record.body.m_msb_and_tolerance = mMsb; |
| |
| record.body.b_lsb = bValue & 0xFF; |
| |
| // move the smallest bit of the MSB into place |
| // the MSbs are bits 7:8 in b_msb_and_accuracy_lsb |
| uint8_t bMsb = (bValue & (1 << 8)) > 0 ? (1 << 6) : 0; |
| |
| // assign the negative |
| if (bValue < 0) |
| { |
| bMsb |= (1 << 7); |
| } |
| record.body.b_msb_and_accuracy_lsb = bMsb; |
| |
| record.body.r_b_exponents = bExp & 0x7; |
| if (bExp < 0) |
| { |
| record.body.r_b_exponents |= 1 << 3; |
| } |
| record.body.r_b_exponents = (rExp & 0x7) << 4; |
| if (rExp < 0) |
| { |
| record.body.r_b_exponents |= 1 << 7; |
| } |
| |
| // todo fill out rest of units |
| if (bSigned) |
| { |
| record.body.sensor_units_1 = 1 << 7; |
| } |
| |
| // populate sensor name from path |
| std::string name; |
| size_t nameStart = path.rfind("/"); |
| if (nameStart != std::string::npos) |
| { |
| name = path.substr(nameStart + 1, std::string::npos - nameStart); |
| } |
| |
| std::replace(name.begin(), name.end(), '_', ' '); |
| if (name.size() > FULL_RECORD_ID_STR_MAX_LENGTH) |
| { |
| name.resize(FULL_RECORD_ID_STR_MAX_LENGTH); |
| } |
| record.body.id_string_info = name.size(); |
| std::strncpy(record.body.id_string, name.c_str(), |
| sizeof(record.body.id_string)); |
| |
| if (sizeof(get_sdr::SensorDataFullRecord) < |
| (req->offset + req->bytesToRead)) |
| { |
| req->bytesToRead = sizeof(get_sdr::SensorDataFullRecord) - req->offset; |
| } |
| |
| *dataLen = 2 + |
| req->bytesToRead; // bytesToRead + MSB and LSB of next record id |
| |
| std::memcpy(&resp->record_data, (char*)&record + req->offset, |
| req->bytesToRead); |
| |
| return IPMI_CC_OK; |
| } |
| |
| static int getSensorConnectionByName(std::string& name, std::string& connection, |
| std::string& path) |
| { |
| if (!getSensorSubtree(sensorTree) && sensorTree.empty()) |
| { |
| return -1; |
| } |
| |
| for (const auto& sensor : sensorTree) |
| { |
| path = sensor.first; |
| if (path.find(name) != std::string::npos) |
| { |
| connection = sensor.second.begin()->first; |
| return 0; |
| } |
| } |
| return -1; |
| } |
| |
| int getSensorThreshold(std::string& name, std::string& thresholdStr) |
| { |
| std::string connection; |
| std::string path; |
| int ret = -1; |
| thresholdStr = ""; |
| |
| ret = getSensorConnectionByName(name, connection, path); |
| if (ret < 0) |
| { |
| return ret; |
| } |
| |
| SensorMap sensorMap; |
| if (!getSensorMap(connection, path, sensorMap)) |
| { |
| return ret; |
| } |
| |
| // Iterate threshold interfaces with priority order |
| for (auto& interface : thresholdCheckedOrder) |
| { |
| auto interfaceProperty = alarmProperties.find(interface); |
| if (interfaceProperty == alarmProperties.end()) |
| { |
| continue; |
| } |
| |
| auto propertyValue = interfaceProperty->second; |
| |
| // Checks threshold properties value in sensorMap |
| auto thresholdInterfaceSensorMap = sensorMap.find(interface); |
| |
| // Ignore if interface not set |
| if (thresholdInterfaceSensorMap == sensorMap.end()) |
| { |
| continue; |
| } |
| |
| auto& thresholdMap = thresholdInterfaceSensorMap->second; |
| |
| auto& propertyAlarmHigh = propertyValue.at(AlarmType::high); |
| auto alarmHigh = thresholdMap.find(propertyAlarmHigh.name); |
| if (alarmHigh != thresholdMap.end()) |
| { |
| if (std::get<bool>(alarmHigh->second)) |
| { |
| thresholdStr = propertyAlarmHigh.threshold; |
| break; |
| } |
| } |
| |
| auto& propertyAlarmLow = propertyValue.at(AlarmType::low); |
| auto alarmLow = thresholdMap.find(propertyAlarmLow.name); |
| if (alarmLow != thresholdMap.end()) |
| { |
| if (std::get<bool>(alarmLow->second)) |
| { |
| thresholdStr = propertyAlarmLow.threshold; |
| break; |
| } |
| } |
| } |
| |
| return 0; |
| } |
| |
| int getSensorValue(std::string& name, double& val) |
| { |
| std::string connection; |
| std::string path; |
| int ret = -1; |
| |
| ret = getSensorConnectionByName(name, connection, path); |
| if (ret < 0) |
| { |
| return ret; |
| } |
| |
| SensorMap sensorMap; |
| if (!getSensorMap(connection, path, sensorMap)) |
| { |
| return ret; |
| } |
| auto sensorObject = sensorMap.find("xyz.openbmc_project.Sensor.Value"); |
| |
| if (sensorObject == sensorMap.end() || |
| sensorObject->second.find("Value") == sensorObject->second.end()) |
| { |
| return ret; |
| } |
| auto& valueVariant = sensorObject->second["Value"]; |
| val = std::visit(VariantToDoubleVisitor(), valueVariant); |
| |
| return 0; |
| } |
| |
| const static boost::container::flat_map<const char*, std::string, CmpStr> |
| sensorUnitStr{{{"temperature", "C"}, |
| {"voltage", "V"}, |
| {"current", "mA"}, |
| {"fan_tach", "RPM"}, |
| {"fan_pwm", "RPM"}, |
| {"power", "W"}}}; |
| |
| int getSensorUnit(std::string& name, std::string& unit) |
| { |
| std::string connection; |
| std::string path; |
| int ret = -1; |
| |
| ret = getSensorConnectionByName(name, connection, path); |
| if (ret < 0) |
| { |
| return ret; |
| } |
| |
| std::string sensorTypeStr = getSensorTypeStringFromPath(path); |
| auto findSensor = sensorUnitStr.find(sensorTypeStr.c_str()); |
| if (findSensor != sensorUnitStr.end()) |
| { |
| unit = findSensor->second; |
| return 0; |
| } |
| else |
| return -1; |
| } |
| |
| ipmi_ret_t ipmiStorageGetFRUInvAreaInfo( |
| ipmi_netfn_t, ipmi_cmd_t, ipmi_request_t request, ipmi_response_t response, |
| ipmi_data_len_t dataLen, ipmi_context_t) |
| { |
| if (*dataLen != 1) |
| { |
| *dataLen = 0; |
| return IPMI_CC_REQ_DATA_LEN_INVALID; |
| } |
| *dataLen = 0; // default to 0 in case of an error |
| |
| uint8_t reqDev = *(static_cast<uint8_t*>(request)); |
| if (reqDev == 0xFF) |
| { |
| return IPMI_CC_INVALID_FIELD_REQUEST; |
| } |
| ipmi_ret_t status = replaceCacheFru(reqDev); |
| |
| if (status != IPMI_CC_OK) |
| { |
| return status; |
| } |
| |
| GetFRUAreaResp* respPtr = static_cast<GetFRUAreaResp*>(response); |
| respPtr->inventorySizeLSB = fruCache.size() & 0xFF; |
| respPtr->inventorySizeMSB = fruCache.size() >> 8; |
| respPtr->accessType = static_cast<uint8_t>(GetFRUAreaAccessType::byte); |
| |
| *dataLen = sizeof(GetFRUAreaResp); |
| return IPMI_CC_OK; |
| } |
| |
| void registerStorageFunctions() |
| { |
| // <Get FRU Inventory Area Info> |
| ipmiPrintAndRegister( |
| NETFUN_STORAGE, |
| static_cast<ipmi_cmd_t>(IPMINetfnStorageCmds::ipmiCmdGetFRUInvAreaInfo), |
| NULL, ipmiStorageGetFRUInvAreaInfo, PRIVILEGE_OPERATOR); |
| |
| // <READ FRU Data> |
| ipmiPrintAndRegister( |
| NETFUN_STORAGE, |
| static_cast<ipmi_cmd_t>(IPMINetfnStorageCmds::ipmiCmdReadFRUData), NULL, |
| ipmiStorageReadFRUData, PRIVILEGE_OPERATOR); |
| |
| // <WRITE FRU Data> |
| ipmiPrintAndRegister( |
| NETFUN_STORAGE, |
| static_cast<ipmi_cmd_t>(IPMINetfnStorageCmds::ipmiCmdWriteFRUData), |
| NULL, ipmiStorageWriteFRUData, PRIVILEGE_OPERATOR); |
| |
| // <Reserve SDR Repo> |
| ipmiPrintAndRegister( |
| NETFUN_STORAGE, |
| static_cast<ipmi_cmd_t>(IPMINetfnStorageCmds::ipmiCmdReserveSDR), |
| nullptr, ipmiStorageReserveSDR, PRIVILEGE_USER); |
| |
| // <Get Sdr> |
| ipmiPrintAndRegister( |
| NETFUN_STORAGE, |
| static_cast<ipmi_cmd_t>(IPMINetfnStorageCmds::ipmiCmdGetSDR), nullptr, |
| ipmiStorageGetSDR, PRIVILEGE_USER); |
| return; |
| } |
| } // namespace storage |
| } // namespace ipmi |