| /* |
| // Copyright (c) 2018 Intel Corporation |
| // |
| // 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 "channel_mgmt.hpp" |
| |
| #include "apphandler.hpp" |
| |
| #include <sys/stat.h> |
| #include <unistd.h> |
| |
| #include <boost/interprocess/sync/scoped_lock.hpp> |
| #include <cerrno> |
| #include <exception> |
| #include <experimental/filesystem> |
| #include <fstream> |
| #include <phosphor-logging/log.hpp> |
| #include <sdbusplus/bus/match.hpp> |
| #include <sdbusplus/server/object.hpp> |
| #include <unordered_map> |
| |
| namespace ipmi |
| { |
| |
| using namespace phosphor::logging; |
| |
| static constexpr const char* channelAccessDefaultFilename = |
| "/usr/share/ipmi-providers/channel_access.json"; |
| static constexpr const char* channelConfigDefaultFilename = |
| "/usr/share/ipmi-providers/channel_config.json"; |
| static constexpr const char* channelNvDataFilename = |
| "/var/lib/ipmi/channel_access_nv.json"; |
| static constexpr const char* channelVolatileDataFilename = |
| "/run/ipmi/channel_access_volatile.json"; |
| |
| // TODO: Get the service name dynamically.. |
| static constexpr const char* networkIntfServiceName = |
| "xyz.openbmc_project.Network"; |
| static constexpr const char* networkIntfObjectBasePath = |
| "/xyz/openbmc_project/network"; |
| static constexpr const char* networkChConfigIntfName = |
| "xyz.openbmc_project.Channel.ChannelAccess"; |
| static constexpr const char* privilegePropertyString = "MaxPrivilege"; |
| static constexpr const char* dBusPropertiesInterface = |
| "org.freedesktop.DBus.Properties"; |
| static constexpr const char* propertiesChangedSignal = "PropertiesChanged"; |
| |
| // STRING DEFINES: Should sync with key's in JSON |
| static constexpr const char* nameString = "name"; |
| static constexpr const char* isValidString = "is_valid"; |
| static constexpr const char* activeSessionsString = "active_sessions"; |
| static constexpr const char* maxTransferSizeString = "max_transfer_size"; |
| static constexpr const char* channelInfoString = "channel_info"; |
| static constexpr const char* mediumTypeString = "medium_type"; |
| static constexpr const char* protocolTypeString = "protocol_type"; |
| static constexpr const char* sessionSupportedString = "session_supported"; |
| static constexpr const char* isIpmiString = "is_ipmi"; |
| static constexpr const char* authTypeSupportedString = "auth_type_supported"; |
| static constexpr const char* accessModeString = "access_mode"; |
| static constexpr const char* userAuthDisabledString = "user_auth_disabled"; |
| static constexpr const char* perMsgAuthDisabledString = "per_msg_auth_disabled"; |
| static constexpr const char* alertingDisabledString = "alerting_disabled"; |
| static constexpr const char* privLimitString = "priv_limit"; |
| static constexpr const char* authTypeEnabledString = "auth_type_enabled"; |
| |
| // Default values |
| static constexpr const char* defaultChannelName = "RESERVED"; |
| static constexpr const uint8_t defaultMediumType = |
| static_cast<uint8_t>(EChannelMediumType::reserved); |
| static constexpr const uint8_t defaultProtocolType = |
| static_cast<uint8_t>(EChannelProtocolType::reserved); |
| static constexpr const uint8_t defaultSessionSupported = |
| static_cast<uint8_t>(EChannelSessSupported::none); |
| static constexpr const uint8_t defaultAuthType = |
| static_cast<uint8_t>(EAuthType::none); |
| static constexpr const bool defaultIsIpmiState = false; |
| static constexpr size_t smallChannelSize = 64; |
| |
| std::unique_ptr<sdbusplus::bus::match_t> chPropertiesSignal |
| __attribute__((init_priority(101))); |
| |
| // String mappings use in JSON config file |
| static std::unordered_map<std::string, EChannelMediumType> mediumTypeMap = { |
| {"reserved", EChannelMediumType::reserved}, |
| {"ipmb", EChannelMediumType::ipmb}, |
| {"icmb-v1.0", EChannelMediumType::icmbV10}, |
| {"icmb-v0.9", EChannelMediumType::icmbV09}, |
| {"lan-802.3", EChannelMediumType::lan8032}, |
| {"serial", EChannelMediumType::serial}, |
| {"other-lan", EChannelMediumType::otherLan}, |
| {"pci-smbus", EChannelMediumType::pciSmbus}, |
| {"smbus-v1.0", EChannelMediumType::smbusV11}, |
| {"smbus-v2.0", EChannelMediumType::smbusV20}, |
| {"usb-1x", EChannelMediumType::usbV1x}, |
| {"usb-2x", EChannelMediumType::usbV2x}, |
| {"system-interface", EChannelMediumType::systemInterface}, |
| {"oem", EChannelMediumType::oem}, |
| {"unknown", EChannelMediumType::unknown}}; |
| |
| static std::unordered_map<EInterfaceIndex, std::string> interfaceMap = { |
| {interfaceKCS, "SMS"}, |
| {interfaceLAN1, "eth0"}, |
| {interfaceUnknown, "unknown"}}; |
| |
| static std::unordered_map<std::string, EChannelProtocolType> protocolTypeMap = { |
| {"na", EChannelProtocolType::na}, |
| {"ipmb-1.0", EChannelProtocolType::ipmbV10}, |
| {"icmb-2.0", EChannelProtocolType::icmbV11}, |
| {"reserved", EChannelProtocolType::reserved}, |
| {"ipmi-smbus", EChannelProtocolType::ipmiSmbus}, |
| {"kcs", EChannelProtocolType::kcs}, |
| {"smic", EChannelProtocolType::smic}, |
| {"bt-10", EChannelProtocolType::bt10}, |
| {"bt-15", EChannelProtocolType::bt15}, |
| {"tmode", EChannelProtocolType::tMode}, |
| {"oem", EChannelProtocolType::oem}}; |
| |
| static std::array<std::string, 4> accessModeList = { |
| "disabled", "pre-boot", "always_available", "shared"}; |
| |
| static std::array<std::string, 4> sessionSupportList = { |
| "session-less", "single-session", "multi-session", "session-based"}; |
| |
| static std::array<std::string, PRIVILEGE_OEM + 1> privList = { |
| "priv-reserved", "priv-callback", "priv-user", |
| "priv-operator", "priv-admin", "priv-oem"}; |
| |
| std::string ChannelConfig::getChannelName(const uint8_t chNum) |
| { |
| if (!isValidChannel(chNum)) |
| { |
| log<level::ERR>("Invalid channel number.", |
| entry("CHANNEL_ID=%d", chNum)); |
| throw std::invalid_argument("Invalid channel number"); |
| } |
| |
| return channelData[chNum].chName; |
| } |
| |
| int ChannelConfig::convertToChannelNumberFromChannelName( |
| const std::string& chName) |
| { |
| for (const auto& it : channelData) |
| { |
| if (it.chName == chName) |
| { |
| return it.chID; |
| } |
| } |
| log<level::ERR>("Invalid channel name.", |
| entry("CHANNEL=%s", chName.c_str())); |
| throw std::invalid_argument("Invalid channel name"); |
| |
| return -1; |
| } |
| |
| std::string ChannelConfig::getChannelNameFromPath(const std::string& path) |
| { |
| std::size_t pos = path.find(networkIntfObjectBasePath); |
| if (pos == std::string::npos) |
| { |
| log<level::ERR>("Invalid interface path.", |
| entry("PATH=%s", path.c_str())); |
| throw std::invalid_argument("Invalid interface path"); |
| } |
| std::string chName = |
| path.substr(pos + strlen(networkIntfObjectBasePath) + 1); |
| return chName; |
| } |
| |
| void ChannelConfig::processChAccessPropChange( |
| const std::string& path, const DbusChObjProperties& chProperties) |
| { |
| // Get interface name from path. ex: '/xyz/openbmc_project/network/eth0' |
| std::string chName; |
| try |
| { |
| chName = getChannelNameFromPath(path); |
| } |
| catch (const std::invalid_argument& e) |
| { |
| log<level::ERR>("Exception: ", entry("MSG=%s", e.what())); |
| return; |
| } |
| |
| // Get the MaxPrivilege property value from the signal |
| std::string intfPrivStr; |
| std::string propName; |
| for (const auto& prop : chProperties) |
| { |
| if (prop.first == privilegePropertyString) |
| { |
| propName = privilegePropertyString; |
| intfPrivStr = std::get<std::string>(prop.second); |
| break; |
| } |
| } |
| |
| if (propName != privilegePropertyString) |
| { |
| log<level::ERR>("Unknown signal caught."); |
| return; |
| } |
| |
| if (intfPrivStr.empty()) |
| { |
| log<level::ERR>("Invalid privilege string.", |
| entry("INTF=%s", chName.c_str())); |
| return; |
| } |
| |
| uint8_t intfPriv = 0; |
| int chNum; |
| try |
| { |
| intfPriv = static_cast<uint8_t>(convertToPrivLimitIndex(intfPrivStr)); |
| chNum = convertToChannelNumberFromChannelName(chName); |
| } |
| catch (const std::invalid_argument& e) |
| { |
| log<level::ERR>("Exception: ", entry("MSG=%s", e.what())); |
| return; |
| } |
| |
| boost::interprocess::scoped_lock<boost::interprocess::named_recursive_mutex> |
| channelLock{*channelMutex}; |
| // skip updating the values, if this property change originated from IPMI. |
| if (signalFlag & (1 << chNum)) |
| { |
| signalFlag &= ~(1 << chNum); |
| log<level::DEBUG>("Request originated from IPMI so ignoring signal"); |
| return; |
| } |
| |
| // Update both volatile & Non-volatile, if there is mismatch. |
| // as property change other than IPMI, has to update both volatile & |
| // non-volatile data. |
| checkAndReloadVolatileData(); |
| checkAndReloadNVData(); |
| if (channelData[chNum].chAccess.chNonVolatileData.privLimit != intfPriv) |
| { |
| // Update NV data |
| channelData[chNum].chAccess.chNonVolatileData.privLimit = intfPriv; |
| if (writeChannelPersistData() != 0) |
| { |
| log<level::ERR>("Failed to update the persist data file"); |
| return; |
| } |
| |
| // Update Volatile data |
| if (channelData[chNum].chAccess.chVolatileData.privLimit != intfPriv) |
| { |
| channelData[chNum].chAccess.chVolatileData.privLimit = intfPriv; |
| if (writeChannelVolatileData() != 0) |
| { |
| log<level::ERR>("Failed to update the volatile data file"); |
| return; |
| } |
| } |
| } |
| |
| return; |
| } |
| |
| ChannelConfig& getChannelConfigObject() |
| { |
| static ChannelConfig channelConfig; |
| return channelConfig; |
| } |
| |
| ChannelConfig::~ChannelConfig() |
| { |
| if (signalHndlrObjectState) |
| { |
| chPropertiesSignal.reset(); |
| sigHndlrLock.unlock(); |
| } |
| } |
| |
| ChannelConfig::ChannelConfig() : bus(ipmid_get_sd_bus_connection()) |
| { |
| std::ofstream mutexCleanUpFile; |
| mutexCleanUpFile.open(ipmiChMutexCleanupLockFile, |
| std::ofstream::out | std::ofstream::app); |
| if (!mutexCleanUpFile.good()) |
| { |
| log<level::DEBUG>("Unable to open mutex cleanup file"); |
| return; |
| } |
| mutexCleanUpFile.close(); |
| mutexCleanupLock = |
| boost::interprocess::file_lock(ipmiChMutexCleanupLockFile); |
| if (mutexCleanupLock.try_lock()) |
| { |
| boost::interprocess::named_recursive_mutex::remove(ipmiChannelMutex); |
| channelMutex = |
| std::make_unique<boost::interprocess::named_recursive_mutex>( |
| boost::interprocess::open_or_create, ipmiChannelMutex); |
| mutexCleanupLock.lock_sharable(); |
| } |
| else |
| { |
| mutexCleanupLock.lock_sharable(); |
| channelMutex = |
| std::make_unique<boost::interprocess::named_recursive_mutex>( |
| boost::interprocess::open_or_create, ipmiChannelMutex); |
| } |
| |
| initChannelPersistData(); |
| |
| sigHndlrLock = boost::interprocess::file_lock(channelNvDataFilename); |
| // Register it for single object and single process either netipimd / |
| // host-ipmid |
| if (chPropertiesSignal == nullptr && sigHndlrLock.try_lock()) |
| { |
| log<level::DEBUG>("Registering channel signal handler."); |
| chPropertiesSignal = std::make_unique<sdbusplus::bus::match_t>( |
| bus, |
| sdbusplus::bus::match::rules::path_namespace( |
| networkIntfObjectBasePath) + |
| sdbusplus::bus::match::rules::type::signal() + |
| sdbusplus::bus::match::rules::member(propertiesChangedSignal) + |
| sdbusplus::bus::match::rules::interface( |
| dBusPropertiesInterface) + |
| sdbusplus::bus::match::rules::argN(0, networkChConfigIntfName), |
| [&](sdbusplus::message::message& msg) { |
| DbusChObjProperties props; |
| std::string iface; |
| std::string path = msg.get_path(); |
| msg.read(iface, props); |
| processChAccessPropChange(path, props); |
| }); |
| signalHndlrObjectState = true; |
| } |
| } |
| |
| bool ChannelConfig::isValidChannel(const uint8_t chNum) |
| { |
| if (chNum > maxIpmiChannels) |
| { |
| log<level::DEBUG>("Invalid channel ID - Out of range"); |
| return false; |
| } |
| |
| if (channelData[chNum].isChValid == false) |
| { |
| log<level::DEBUG>("Channel is not valid"); |
| } |
| |
| return channelData[chNum].isChValid; |
| } |
| |
| EChannelSessSupported |
| ChannelConfig::getChannelSessionSupport(const uint8_t chNum) |
| { |
| EChannelSessSupported chSessSupport = |
| (EChannelSessSupported)channelData[chNum].chInfo.sessionSupported; |
| return chSessSupport; |
| } |
| |
| bool ChannelConfig::isValidAuthType(const uint8_t chNum, |
| const EAuthType& authType) |
| { |
| if ((authType < EAuthType::md2) || (authType > EAuthType::oem)) |
| { |
| log<level::DEBUG>("Invalid authentication type"); |
| return false; |
| } |
| |
| uint8_t authTypeSupported = channelData[chNum].chInfo.authTypeSupported; |
| if (!(authTypeSupported & (1 << static_cast<uint8_t>(authType)))) |
| { |
| log<level::DEBUG>("Authentication type is not supported."); |
| return false; |
| } |
| |
| return true; |
| } |
| |
| int ChannelConfig::getChannelActiveSessions(const uint8_t chNum) |
| { |
| // TODO: TEMPORARY FIX |
| // Channels active session count is managed separately |
| // by monitoring channel session which includes LAN and |
| // RAKP layer changes. This will be updated, once the |
| // authentication part is implemented. |
| return channelData[chNum].activeSessCount; |
| } |
| |
| size_t ChannelConfig::getChannelMaxTransferSize(uint8_t chNum) |
| { |
| return channelData[chNum].maxTransferSize; |
| } |
| |
| ipmi_ret_t ChannelConfig::getChannelInfo(const uint8_t chNum, |
| ChannelInfo& chInfo) |
| { |
| if (!isValidChannel(chNum)) |
| { |
| log<level::DEBUG>("Invalid channel"); |
| return IPMI_CC_INVALID_FIELD_REQUEST; |
| } |
| |
| std::copy_n(reinterpret_cast<uint8_t*>(&channelData[chNum].chInfo), |
| sizeof(channelData[chNum].chInfo), |
| reinterpret_cast<uint8_t*>(&chInfo)); |
| |
| return IPMI_CC_OK; |
| } |
| |
| ipmi_ret_t ChannelConfig::getChannelAccessData(const uint8_t chNum, |
| ChannelAccess& chAccessData) |
| { |
| if (!isValidChannel(chNum)) |
| { |
| log<level::DEBUG>("Invalid channel"); |
| return IPMI_CC_INVALID_FIELD_REQUEST; |
| } |
| |
| if (getChannelSessionSupport(chNum) == EChannelSessSupported::none) |
| { |
| log<level::DEBUG>("Session-less channel doesn't have access data."); |
| return IPMI_CC_ACTION_NOT_SUPPORTED_FOR_CHANNEL; |
| } |
| |
| if (checkAndReloadVolatileData() != 0) |
| { |
| return IPMI_CC_UNSPECIFIED_ERROR; |
| } |
| |
| std::copy_n( |
| reinterpret_cast<uint8_t*>(&channelData[chNum].chAccess.chVolatileData), |
| sizeof(channelData[chNum].chAccess.chVolatileData), |
| reinterpret_cast<uint8_t*>(&chAccessData)); |
| |
| return IPMI_CC_OK; |
| } |
| |
| ipmi_ret_t |
| ChannelConfig::setChannelAccessData(const uint8_t chNum, |
| const ChannelAccess& chAccessData, |
| const uint8_t setFlag) |
| { |
| if (!isValidChannel(chNum)) |
| { |
| log<level::DEBUG>("Invalid channel"); |
| return IPMI_CC_INVALID_FIELD_REQUEST; |
| } |
| |
| if (getChannelSessionSupport(chNum) == EChannelSessSupported::none) |
| { |
| log<level::DEBUG>("Session-less channel doesn't have access data."); |
| return IPMI_CC_ACTION_NOT_SUPPORTED_FOR_CHANNEL; |
| } |
| |
| if (((setFlag & setAccessMode) && |
| (!isValidAccessMode(chAccessData.accessMode))) || |
| ((setFlag & setPrivLimit) && |
| (!isValidPrivLimit(chAccessData.privLimit)))) |
| { |
| log<level::DEBUG>("Invalid access mode / privilege limit specified"); |
| return IPMI_CC_INVALID_FIELD_REQUEST; |
| } |
| |
| boost::interprocess::scoped_lock<boost::interprocess::named_recursive_mutex> |
| channelLock{*channelMutex}; |
| |
| if (checkAndReloadVolatileData() != 0) |
| { |
| return IPMI_CC_UNSPECIFIED_ERROR; |
| } |
| |
| if (setFlag & setAccessMode) |
| { |
| channelData[chNum].chAccess.chVolatileData.accessMode = |
| chAccessData.accessMode; |
| } |
| if (setFlag & setUserAuthEnabled) |
| { |
| channelData[chNum].chAccess.chVolatileData.userAuthDisabled = |
| chAccessData.userAuthDisabled; |
| } |
| if (setFlag & setMsgAuthEnabled) |
| { |
| channelData[chNum].chAccess.chVolatileData.perMsgAuthDisabled = |
| chAccessData.perMsgAuthDisabled; |
| } |
| if (setFlag & setAlertingEnabled) |
| { |
| channelData[chNum].chAccess.chVolatileData.alertingDisabled = |
| chAccessData.alertingDisabled; |
| } |
| if (setFlag & setPrivLimit) |
| { |
| channelData[chNum].chAccess.chVolatileData.privLimit = |
| chAccessData.privLimit; |
| } |
| |
| // Write Volatile data to file |
| if (writeChannelVolatileData() != 0) |
| { |
| log<level::DEBUG>("Failed to update the channel volatile data"); |
| return IPMI_CC_UNSPECIFIED_ERROR; |
| } |
| return IPMI_CC_OK; |
| } |
| |
| ipmi_ret_t |
| ChannelConfig::getChannelAccessPersistData(const uint8_t chNum, |
| ChannelAccess& chAccessData) |
| { |
| if (!isValidChannel(chNum)) |
| { |
| log<level::DEBUG>("Invalid channel"); |
| return IPMI_CC_INVALID_FIELD_REQUEST; |
| } |
| |
| if (getChannelSessionSupport(chNum) == EChannelSessSupported::none) |
| { |
| log<level::DEBUG>("Session-less channel doesn't have access data."); |
| return IPMI_CC_ACTION_NOT_SUPPORTED_FOR_CHANNEL; |
| } |
| |
| if (checkAndReloadNVData() != 0) |
| { |
| return IPMI_CC_UNSPECIFIED_ERROR; |
| } |
| |
| std::copy_n(reinterpret_cast<uint8_t*>( |
| &channelData[chNum].chAccess.chNonVolatileData), |
| sizeof(channelData[chNum].chAccess.chNonVolatileData), |
| reinterpret_cast<uint8_t*>(&chAccessData)); |
| |
| return IPMI_CC_OK; |
| } |
| |
| ipmi_ret_t ChannelConfig::setChannelAccessPersistData( |
| const uint8_t chNum, const ChannelAccess& chAccessData, |
| const uint8_t setFlag) |
| { |
| if (!isValidChannel(chNum)) |
| { |
| log<level::DEBUG>("Invalid channel"); |
| return IPMI_CC_INVALID_FIELD_REQUEST; |
| } |
| |
| if (getChannelSessionSupport(chNum) == EChannelSessSupported::none) |
| { |
| log<level::DEBUG>("Session-less channel doesn't have access data."); |
| return IPMI_CC_ACTION_NOT_SUPPORTED_FOR_CHANNEL; |
| } |
| |
| if (((setFlag & setAccessMode) && |
| (!isValidAccessMode(chAccessData.accessMode))) || |
| ((setFlag & setPrivLimit) && |
| (!isValidPrivLimit(chAccessData.privLimit)))) |
| { |
| log<level::DEBUG>("Invalid access mode / privilege limit specified"); |
| return IPMI_CC_INVALID_FIELD_REQUEST; |
| } |
| |
| boost::interprocess::scoped_lock<boost::interprocess::named_recursive_mutex> |
| channelLock{*channelMutex}; |
| |
| if (checkAndReloadNVData() != 0) |
| { |
| return IPMI_CC_UNSPECIFIED_ERROR; |
| } |
| |
| if (setFlag & setAccessMode) |
| { |
| channelData[chNum].chAccess.chNonVolatileData.accessMode = |
| chAccessData.accessMode; |
| } |
| if (setFlag & setUserAuthEnabled) |
| { |
| channelData[chNum].chAccess.chNonVolatileData.userAuthDisabled = |
| chAccessData.userAuthDisabled; |
| } |
| if (setFlag & setMsgAuthEnabled) |
| { |
| channelData[chNum].chAccess.chNonVolatileData.perMsgAuthDisabled = |
| chAccessData.perMsgAuthDisabled; |
| } |
| if (setFlag & setAlertingEnabled) |
| { |
| channelData[chNum].chAccess.chNonVolatileData.alertingDisabled = |
| chAccessData.alertingDisabled; |
| } |
| if (setFlag & setPrivLimit) |
| { |
| // Send Update to network channel config interfaces over dbus |
| std::string privStr = convertToPrivLimitString(chAccessData.privLimit); |
| std::string networkIntfObj = std::string(networkIntfObjectBasePath) + |
| "/" + channelData[chNum].chName; |
| try |
| { |
| if (0 != setDbusProperty(networkIntfServiceName, networkIntfObj, |
| networkChConfigIntfName, |
| privilegePropertyString, privStr)) |
| { |
| log<level::DEBUG>( |
| "Network interface does not exist", |
| entry("INTERFACE=%s", channelData[chNum].chName.c_str())); |
| return IPMI_CC_UNSPECIFIED_ERROR; |
| } |
| } |
| catch (const sdbusplus::exception::SdBusError& e) |
| { |
| log<level::ERR>("Exception: Network interface does not exist"); |
| return IPMI_CC_INVALID_FIELD_REQUEST; |
| } |
| signalFlag |= (1 << chNum); |
| channelData[chNum].chAccess.chNonVolatileData.privLimit = |
| chAccessData.privLimit; |
| } |
| |
| // Write persistent data to file |
| if (writeChannelPersistData() != 0) |
| { |
| log<level::DEBUG>("Failed to update the presist data file"); |
| return IPMI_CC_UNSPECIFIED_ERROR; |
| } |
| return IPMI_CC_OK; |
| } |
| |
| ipmi_ret_t |
| ChannelConfig::getChannelAuthTypeSupported(const uint8_t chNum, |
| uint8_t& authTypeSupported) |
| { |
| if (!isValidChannel(chNum)) |
| { |
| log<level::DEBUG>("Invalid channel"); |
| return IPMI_CC_INVALID_FIELD_REQUEST; |
| } |
| |
| authTypeSupported = channelData[chNum].chInfo.authTypeSupported; |
| return IPMI_CC_OK; |
| } |
| |
| ipmi_ret_t ChannelConfig::getChannelEnabledAuthType(const uint8_t chNum, |
| const uint8_t priv, |
| EAuthType& authType) |
| { |
| if (!isValidChannel(chNum)) |
| { |
| log<level::DEBUG>("Invalid channel"); |
| return IPMI_CC_INVALID_FIELD_REQUEST; |
| } |
| |
| if (getChannelSessionSupport(chNum) == EChannelSessSupported::none) |
| { |
| log<level::DEBUG>("Sessionless channel doesn't have access data."); |
| return IPMI_CC_INVALID_FIELD_REQUEST; |
| } |
| |
| if (!isValidPrivLimit(priv)) |
| { |
| log<level::DEBUG>("Invalid privilege specified."); |
| return IPMI_CC_INVALID_FIELD_REQUEST; |
| } |
| |
| // TODO: Hardcoded for now. Need to implement. |
| authType = EAuthType::none; |
| |
| return IPMI_CC_OK; |
| } |
| |
| std::time_t ChannelConfig::getUpdatedFileTime(const std::string& fileName) |
| { |
| struct stat fileStat; |
| if (stat(fileName.c_str(), &fileStat) != 0) |
| { |
| log<level::DEBUG>("Error in getting last updated time stamp"); |
| return -EIO; |
| } |
| return fileStat.st_mtime; |
| } |
| |
| EChannelAccessMode |
| ChannelConfig::convertToAccessModeIndex(const std::string& mode) |
| { |
| auto iter = std::find(accessModeList.begin(), accessModeList.end(), mode); |
| if (iter == accessModeList.end()) |
| { |
| log<level::ERR>("Invalid access mode.", |
| entry("MODE_STR=%s", mode.c_str())); |
| throw std::invalid_argument("Invalid access mode."); |
| } |
| |
| return static_cast<EChannelAccessMode>( |
| std::distance(accessModeList.begin(), iter)); |
| } |
| |
| std::string ChannelConfig::convertToAccessModeString(const uint8_t value) |
| { |
| if (accessModeList.size() <= value) |
| { |
| log<level::ERR>("Invalid access mode.", entry("MODE_IDX=%d", value)); |
| throw std::invalid_argument("Invalid access mode."); |
| } |
| |
| return accessModeList.at(value); |
| } |
| |
| CommandPrivilege |
| ChannelConfig::convertToPrivLimitIndex(const std::string& value) |
| { |
| auto iter = std::find(privList.begin(), privList.end(), value); |
| if (iter == privList.end()) |
| { |
| log<level::ERR>("Invalid privilege.", |
| entry("PRIV_STR=%s", value.c_str())); |
| throw std::invalid_argument("Invalid privilege."); |
| } |
| |
| return static_cast<CommandPrivilege>(std::distance(privList.begin(), iter)); |
| } |
| |
| std::string ChannelConfig::convertToPrivLimitString(const uint8_t value) |
| { |
| if (privList.size() <= value) |
| { |
| log<level::ERR>("Invalid privilege.", entry("PRIV_IDX=%d", value)); |
| throw std::invalid_argument("Invalid privilege."); |
| } |
| |
| return privList.at(value); |
| } |
| |
| EChannelSessSupported |
| ChannelConfig::convertToSessionSupportIndex(const std::string& value) |
| { |
| auto iter = |
| std::find(sessionSupportList.begin(), sessionSupportList.end(), value); |
| if (iter == sessionSupportList.end()) |
| { |
| log<level::ERR>("Invalid session supported.", |
| entry("SESS_STR=%s", value.c_str())); |
| throw std::invalid_argument("Invalid session supported."); |
| } |
| |
| return static_cast<EChannelSessSupported>( |
| std::distance(sessionSupportList.begin(), iter)); |
| } |
| |
| EChannelMediumType |
| ChannelConfig::convertToMediumTypeIndex(const std::string& value) |
| { |
| std::unordered_map<std::string, EChannelMediumType>::iterator it = |
| mediumTypeMap.find(value); |
| if (it == mediumTypeMap.end()) |
| { |
| log<level::ERR>("Invalid medium type.", |
| entry("MEDIUM_STR=%s", value.c_str())); |
| throw std::invalid_argument("Invalid medium type."); |
| } |
| |
| return static_cast<EChannelMediumType>(it->second); |
| } |
| |
| EChannelProtocolType |
| ChannelConfig::convertToProtocolTypeIndex(const std::string& value) |
| { |
| std::unordered_map<std::string, EChannelProtocolType>::iterator it = |
| protocolTypeMap.find(value); |
| if (it == protocolTypeMap.end()) |
| { |
| log<level::ERR>("Invalid protocol type.", |
| entry("PROTO_STR=%s", value.c_str())); |
| throw std::invalid_argument("Invalid protocol type."); |
| } |
| |
| return static_cast<EChannelProtocolType>(it->second); |
| } |
| |
| Json ChannelConfig::readJsonFile(const std::string& configFile) |
| { |
| std::ifstream jsonFile(configFile); |
| if (!jsonFile.good()) |
| { |
| log<level::INFO>("JSON file not found", |
| entry("FILE_NAME=%s", configFile.c_str())); |
| return nullptr; |
| } |
| |
| Json data = nullptr; |
| try |
| { |
| data = Json::parse(jsonFile, nullptr, false); |
| } |
| catch (Json::parse_error& e) |
| { |
| log<level::DEBUG>("Corrupted channel config.", |
| entry("MSG=%s", e.what())); |
| throw std::runtime_error("Corrupted channel config file"); |
| } |
| |
| return data; |
| } |
| |
| int ChannelConfig::writeJsonFile(const std::string& configFile, |
| const Json& jsonData) |
| { |
| const std::string tmpFile = configFile + "_tmp"; |
| int fd = open(tmpFile.c_str(), O_CREAT | O_WRONLY | O_TRUNC | O_SYNC, |
| S_IRUSR | S_IWUSR | S_IRGRP | S_IROTH); |
| if (fd < 0) |
| { |
| log<level::ERR>("Error in creating json file", |
| entry("FILE_NAME = %s", tmpFile.c_str())); |
| return -EIO; |
| } |
| const auto& writeData = jsonData.dump(); |
| if (write(fd, writeData.c_str(), writeData.size()) != |
| static_cast<ssize_t>(writeData.size())) |
| { |
| close(fd); |
| log<level::ERR>("Error in writing configuration file", |
| entry("FILE_NAME = %s", tmpFile.c_str())); |
| return -EIO; |
| } |
| close(fd); |
| |
| if (std::rename(tmpFile.c_str(), configFile.c_str()) != 0) |
| { |
| log<level::ERR>("Error in renaming temporary data file", |
| entry("FILE_NAME = %s", tmpFile.c_str())); |
| return -EIO; |
| } |
| |
| return 0; |
| } |
| |
| void ChannelConfig::setDefaultChannelConfig(const uint8_t chNum, |
| const std::string& chName) |
| { |
| channelData[chNum].chName = chName; |
| channelData[chNum].chID = chNum; |
| channelData[chNum].isChValid = false; |
| channelData[chNum].activeSessCount = 0; |
| |
| channelData[chNum].chInfo.mediumType = defaultMediumType; |
| channelData[chNum].chInfo.protocolType = defaultProtocolType; |
| channelData[chNum].chInfo.sessionSupported = defaultSessionSupported; |
| channelData[chNum].chInfo.isIpmi = defaultIsIpmiState; |
| channelData[chNum].chInfo.authTypeSupported = defaultAuthType; |
| } |
| |
| int ChannelConfig::loadChannelConfig() |
| { |
| boost::interprocess::scoped_lock<boost::interprocess::named_recursive_mutex> |
| channelLock{*channelMutex}; |
| |
| Json data = readJsonFile(channelConfigDefaultFilename); |
| if (data.empty()) |
| { |
| log<level::DEBUG>("Error in opening IPMI Channel data file"); |
| return -EIO; |
| } |
| |
| channelData.fill(ChannelProperties{}); |
| |
| for (int chNum = 0; chNum < maxIpmiChannels; chNum++) |
| { |
| try |
| { |
| std::string chKey = std::to_string(chNum); |
| Json jsonChData = data[chKey].get<Json>(); |
| if (jsonChData.is_null()) |
| { |
| log<level::WARNING>( |
| "Channel not configured so loading default.", |
| entry("CHANNEL_NUM=%d", chNum)); |
| // If user didn't want to configure specific channel (say |
| // reserved channel), then load that index with default values. |
| setDefaultChannelConfig(chNum, defaultChannelName); |
| continue; |
| } |
| Json jsonChInfo = jsonChData[channelInfoString].get<Json>(); |
| if (jsonChInfo.is_null()) |
| { |
| log<level::ERR>("Invalid/corrupted channel config file"); |
| return -EBADMSG; |
| } |
| |
| ChannelProperties& chData = channelData[chNum]; |
| chData.chName = jsonChData[nameString].get<std::string>(); |
| chData.chID = chNum; |
| chData.isChValid = jsonChData[isValidString].get<bool>(); |
| chData.activeSessCount = jsonChData.value(activeSessionsString, 0); |
| chData.maxTransferSize = |
| jsonChData.value(maxTransferSizeString, smallChannelSize); |
| std::string medTypeStr = |
| jsonChInfo[mediumTypeString].get<std::string>(); |
| chData.chInfo.mediumType = |
| static_cast<uint8_t>(convertToMediumTypeIndex(medTypeStr)); |
| std::string protoTypeStr = |
| jsonChInfo[protocolTypeString].get<std::string>(); |
| chData.chInfo.protocolType = |
| static_cast<uint8_t>(convertToProtocolTypeIndex(protoTypeStr)); |
| std::string sessStr = |
| jsonChInfo[sessionSupportedString].get<std::string>(); |
| chData.chInfo.sessionSupported = |
| static_cast<uint8_t>(convertToSessionSupportIndex(sessStr)); |
| chData.chInfo.isIpmi = jsonChInfo[isIpmiString].get<bool>(); |
| chData.chInfo.authTypeSupported = defaultAuthType; |
| } |
| catch (const Json::exception& e) |
| { |
| log<level::DEBUG>("Json Exception caught.", |
| entry("MSG=%s", e.what())); |
| return -EBADMSG; |
| } |
| catch (const std::invalid_argument& e) |
| { |
| log<level::ERR>("Corrupted config.", entry("MSG=%s", e.what())); |
| return -EBADMSG; |
| } |
| } |
| |
| return 0; |
| } |
| |
| int ChannelConfig::readChannelVolatileData() |
| { |
| boost::interprocess::scoped_lock<boost::interprocess::named_recursive_mutex> |
| channelLock{*channelMutex}; |
| |
| Json data = readJsonFile(channelVolatileDataFilename); |
| if (data == nullptr) |
| { |
| log<level::DEBUG>("Error in opening IPMI Channel data file"); |
| return -EIO; |
| } |
| try |
| { |
| // Fill in global structure |
| for (auto it = data.begin(); it != data.end(); ++it) |
| { |
| std::string chKey = it.key(); |
| uint8_t chNum = std::stoi(chKey, nullptr, 10); |
| if ((chNum < 0) || (chNum > maxIpmiChannels)) |
| { |
| log<level::DEBUG>( |
| "Invalid channel access entry in config file"); |
| throw std::out_of_range("Out of range - channel number"); |
| } |
| Json jsonChData = it.value(); |
| if (!jsonChData.is_null()) |
| { |
| std::string accModeStr = |
| jsonChData[accessModeString].get<std::string>(); |
| channelData[chNum].chAccess.chVolatileData.accessMode = |
| static_cast<uint8_t>(convertToAccessModeIndex(accModeStr)); |
| channelData[chNum].chAccess.chVolatileData.userAuthDisabled = |
| jsonChData[userAuthDisabledString].get<bool>(); |
| channelData[chNum].chAccess.chVolatileData.perMsgAuthDisabled = |
| jsonChData[perMsgAuthDisabledString].get<bool>(); |
| channelData[chNum].chAccess.chVolatileData.alertingDisabled = |
| jsonChData[alertingDisabledString].get<bool>(); |
| std::string privStr = |
| jsonChData[privLimitString].get<std::string>(); |
| channelData[chNum].chAccess.chVolatileData.privLimit = |
| static_cast<uint8_t>(convertToPrivLimitIndex(privStr)); |
| } |
| else |
| { |
| log<level::ERR>( |
| "Invalid/corrupted volatile channel access file", |
| entry("FILE=%s", channelVolatileDataFilename)); |
| throw std::runtime_error( |
| "Corrupted volatile channel access file"); |
| } |
| } |
| } |
| catch (const Json::exception& e) |
| { |
| log<level::DEBUG>("Json Exception caught.", entry("MSG=%s", e.what())); |
| throw std::runtime_error("Corrupted volatile channel access file"); |
| } |
| catch (const std::invalid_argument& e) |
| { |
| log<level::ERR>("Corrupted config.", entry("MSG=%s", e.what())); |
| throw std::runtime_error("Corrupted volatile channel access file"); |
| } |
| |
| // Update the timestamp |
| voltFileLastUpdatedTime = getUpdatedFileTime(channelVolatileDataFilename); |
| return 0; |
| } |
| |
| int ChannelConfig::readChannelPersistData() |
| { |
| boost::interprocess::scoped_lock<boost::interprocess::named_recursive_mutex> |
| channelLock{*channelMutex}; |
| |
| Json data = readJsonFile(channelNvDataFilename); |
| if (data == nullptr) |
| { |
| log<level::DEBUG>("Error in opening IPMI Channel data file"); |
| return -EIO; |
| } |
| try |
| { |
| // Fill in global structure |
| for (auto it = data.begin(); it != data.end(); ++it) |
| { |
| std::string chKey = it.key(); |
| uint8_t chNum = std::stoi(chKey, nullptr, 10); |
| if ((chNum < 0) || (chNum > maxIpmiChannels)) |
| { |
| log<level::DEBUG>( |
| "Invalid channel access entry in config file"); |
| throw std::out_of_range("Out of range - channel number"); |
| } |
| Json jsonChData = it.value(); |
| if (!jsonChData.is_null()) |
| { |
| std::string accModeStr = |
| jsonChData[accessModeString].get<std::string>(); |
| channelData[chNum].chAccess.chNonVolatileData.accessMode = |
| static_cast<uint8_t>(convertToAccessModeIndex(accModeStr)); |
| channelData[chNum].chAccess.chNonVolatileData.userAuthDisabled = |
| jsonChData[userAuthDisabledString].get<bool>(); |
| channelData[chNum] |
| .chAccess.chNonVolatileData.perMsgAuthDisabled = |
| jsonChData[perMsgAuthDisabledString].get<bool>(); |
| channelData[chNum].chAccess.chNonVolatileData.alertingDisabled = |
| jsonChData[alertingDisabledString].get<bool>(); |
| std::string privStr = |
| jsonChData[privLimitString].get<std::string>(); |
| channelData[chNum].chAccess.chNonVolatileData.privLimit = |
| static_cast<uint8_t>(convertToPrivLimitIndex(privStr)); |
| } |
| else |
| { |
| log<level::ERR>("Invalid/corrupted nv channel access file", |
| entry("FILE=%s", channelNvDataFilename)); |
| throw std::runtime_error("Corrupted nv channel access file"); |
| } |
| } |
| } |
| catch (const Json::exception& e) |
| { |
| log<level::DEBUG>("Json Exception caught.", entry("MSG=%s", e.what())); |
| throw std::runtime_error("Corrupted nv channel access file"); |
| } |
| catch (const std::invalid_argument& e) |
| { |
| log<level::ERR>("Corrupted config.", entry("MSG=%s", e.what())); |
| throw std::runtime_error("Corrupted nv channel access file"); |
| } |
| |
| // Update the timestamp |
| nvFileLastUpdatedTime = getUpdatedFileTime(channelNvDataFilename); |
| return 0; |
| } |
| |
| int ChannelConfig::writeChannelVolatileData() |
| { |
| boost::interprocess::scoped_lock<boost::interprocess::named_recursive_mutex> |
| channelLock{*channelMutex}; |
| Json outData; |
| |
| try |
| { |
| for (uint8_t chNum = 0; chNum < maxIpmiChannels; chNum++) |
| { |
| if (getChannelSessionSupport(chNum) != EChannelSessSupported::none) |
| { |
| Json jsonObj; |
| std::string chKey = std::to_string(chNum); |
| std::string accModeStr = convertToAccessModeString( |
| channelData[chNum].chAccess.chVolatileData.accessMode); |
| jsonObj[accessModeString] = accModeStr; |
| jsonObj[userAuthDisabledString] = |
| channelData[chNum].chAccess.chVolatileData.userAuthDisabled; |
| jsonObj[perMsgAuthDisabledString] = |
| channelData[chNum] |
| .chAccess.chVolatileData.perMsgAuthDisabled; |
| jsonObj[alertingDisabledString] = |
| channelData[chNum].chAccess.chVolatileData.alertingDisabled; |
| std::string privStr = convertToPrivLimitString( |
| channelData[chNum].chAccess.chVolatileData.privLimit); |
| jsonObj[privLimitString] = privStr; |
| |
| outData[chKey] = jsonObj; |
| } |
| } |
| } |
| catch (const std::invalid_argument& e) |
| { |
| log<level::ERR>("Corrupted config.", entry("MSG=%s", e.what())); |
| return -EINVAL; |
| } |
| |
| if (writeJsonFile(channelVolatileDataFilename, outData) != 0) |
| { |
| log<level::DEBUG>("Error in write JSON data to file"); |
| return -EIO; |
| } |
| |
| // Update the timestamp |
| voltFileLastUpdatedTime = getUpdatedFileTime(channelVolatileDataFilename); |
| return 0; |
| } |
| |
| int ChannelConfig::writeChannelPersistData() |
| { |
| boost::interprocess::scoped_lock<boost::interprocess::named_recursive_mutex> |
| channelLock{*channelMutex}; |
| Json outData; |
| |
| try |
| { |
| for (uint8_t chNum = 0; chNum < maxIpmiChannels; chNum++) |
| { |
| if (getChannelSessionSupport(chNum) != EChannelSessSupported::none) |
| { |
| Json jsonObj; |
| std::string chKey = std::to_string(chNum); |
| std::string accModeStr = convertToAccessModeString( |
| channelData[chNum].chAccess.chNonVolatileData.accessMode); |
| jsonObj[accessModeString] = accModeStr; |
| jsonObj[userAuthDisabledString] = |
| channelData[chNum] |
| .chAccess.chNonVolatileData.userAuthDisabled; |
| jsonObj[perMsgAuthDisabledString] = |
| channelData[chNum] |
| .chAccess.chNonVolatileData.perMsgAuthDisabled; |
| jsonObj[alertingDisabledString] = |
| channelData[chNum] |
| .chAccess.chNonVolatileData.alertingDisabled; |
| std::string privStr = convertToPrivLimitString( |
| channelData[chNum].chAccess.chNonVolatileData.privLimit); |
| jsonObj[privLimitString] = privStr; |
| |
| outData[chKey] = jsonObj; |
| } |
| } |
| } |
| catch (const std::invalid_argument& e) |
| { |
| log<level::ERR>("Corrupted config.", entry("MSG=%s", e.what())); |
| return -EINVAL; |
| } |
| |
| if (writeJsonFile(channelNvDataFilename, outData) != 0) |
| { |
| log<level::DEBUG>("Error in write JSON data to file"); |
| return -EIO; |
| } |
| |
| // Update the timestamp |
| nvFileLastUpdatedTime = getUpdatedFileTime(channelNvDataFilename); |
| return 0; |
| } |
| |
| int ChannelConfig::checkAndReloadNVData() |
| { |
| std::time_t updateTime = getUpdatedFileTime(channelNvDataFilename); |
| int ret = 0; |
| if (updateTime != nvFileLastUpdatedTime || updateTime == -EIO) |
| { |
| try |
| { |
| ret = readChannelPersistData(); |
| } |
| catch (const std::exception& e) |
| { |
| log<level::ERR>("Exception caught in readChannelPersistData.", |
| entry("MSG=%s", e.what())); |
| ret = -EIO; |
| } |
| } |
| return ret; |
| } |
| |
| int ChannelConfig::checkAndReloadVolatileData() |
| { |
| std::time_t updateTime = getUpdatedFileTime(channelVolatileDataFilename); |
| int ret = 0; |
| if (updateTime != voltFileLastUpdatedTime || updateTime == -EIO) |
| { |
| try |
| { |
| ret = readChannelVolatileData(); |
| } |
| catch (const std::exception& e) |
| { |
| log<level::ERR>("Exception caught in readChannelVolatileData.", |
| entry("MSG=%s", e.what())); |
| ret = -EIO; |
| } |
| } |
| return ret; |
| } |
| |
| int ChannelConfig::setDbusProperty(const std::string& service, |
| const std::string& objPath, |
| const std::string& interface, |
| const std::string& property, |
| const DbusVariant& value) |
| { |
| try |
| { |
| auto method = |
| bus.new_method_call(service.c_str(), objPath.c_str(), |
| "org.freedesktop.DBus.Properties", "Set"); |
| |
| method.append(interface, property, value); |
| |
| auto reply = bus.call(method); |
| } |
| catch (const sdbusplus::exception::SdBusError& e) |
| { |
| log<level::DEBUG>("set-property failed", |
| entry("SERVICE=%s", service.c_str()), |
| entry("OBJPATH=%s", objPath.c_str()), |
| entry("INTERFACE=%s", interface.c_str()), |
| entry("PROP=%s", property.c_str())); |
| return -EIO; |
| } |
| |
| return 0; |
| } |
| |
| int ChannelConfig::getDbusProperty(const std::string& service, |
| const std::string& objPath, |
| const std::string& interface, |
| const std::string& property, |
| DbusVariant& value) |
| { |
| try |
| { |
| auto method = |
| bus.new_method_call(service.c_str(), objPath.c_str(), |
| "org.freedesktop.DBus.Properties", "Get"); |
| |
| method.append(interface, property); |
| |
| auto reply = bus.call(method); |
| reply.read(value); |
| } |
| catch (const sdbusplus::exception::SdBusError& e) |
| { |
| log<level::DEBUG>("get-property failed", |
| entry("SERVICE=%s", service.c_str()), |
| entry("OBJPATH=%s", objPath.c_str()), |
| entry("INTERFACE=%s", interface.c_str()), |
| entry("PROP=%s", property.c_str())); |
| return -EIO; |
| } |
| return 0; |
| } |
| |
| int ChannelConfig::syncNetworkChannelConfig() |
| { |
| boost::interprocess::scoped_lock<boost::interprocess::named_recursive_mutex> |
| channelLock{*channelMutex}; |
| bool isUpdated = false; |
| for (uint8_t chNum = 0; chNum < maxIpmiChannels; chNum++) |
| { |
| if (getChannelSessionSupport(chNum) != EChannelSessSupported::none) |
| { |
| std::string intfPrivStr; |
| try |
| { |
| std::string networkIntfObj = |
| std::string(networkIntfObjectBasePath) + "/" + |
| channelData[chNum].chName; |
| DbusVariant variant; |
| if (0 != getDbusProperty(networkIntfServiceName, networkIntfObj, |
| networkChConfigIntfName, |
| privilegePropertyString, variant)) |
| { |
| log<level::DEBUG>("Network interface does not exist", |
| entry("INTERFACE=%s", |
| channelData[chNum].chName.c_str())); |
| continue; |
| } |
| intfPrivStr = std::get<std::string>(variant); |
| } |
| catch (const std::bad_variant_access& e) |
| { |
| log<level::DEBUG>( |
| "exception: Network interface does not exist"); |
| continue; |
| } |
| catch (const sdbusplus::exception::SdBusError& e) |
| { |
| log<level::DEBUG>( |
| "exception: Network interface does not exist"); |
| continue; |
| } |
| |
| uint8_t intfPriv = |
| static_cast<uint8_t>(convertToPrivLimitIndex(intfPrivStr)); |
| if (channelData[chNum].chAccess.chNonVolatileData.privLimit != |
| intfPriv) |
| { |
| isUpdated = true; |
| channelData[chNum].chAccess.chNonVolatileData.privLimit = |
| intfPriv; |
| channelData[chNum].chAccess.chVolatileData.privLimit = intfPriv; |
| } |
| } |
| } |
| |
| if (isUpdated) |
| { |
| // Write persistent data to file |
| if (writeChannelPersistData() != 0) |
| { |
| log<level::DEBUG>("Failed to update the persistent data file"); |
| return -EIO; |
| } |
| // Write Volatile data to file |
| if (writeChannelVolatileData() != 0) |
| { |
| log<level::DEBUG>("Failed to update the channel volatile data"); |
| return -EIO; |
| } |
| } |
| |
| return 0; |
| } |
| |
| void ChannelConfig::initChannelPersistData() |
| { |
| boost::interprocess::scoped_lock<boost::interprocess::named_recursive_mutex> |
| channelLock{*channelMutex}; |
| |
| /* Always read the channel config */ |
| if (loadChannelConfig() != 0) |
| { |
| log<level::ERR>("Failed to read channel config file"); |
| throw std::ios_base::failure("Failed to load channel configuration"); |
| } |
| |
| /* Populate the channel persist data */ |
| if (readChannelPersistData() != 0) |
| { |
| // Copy default NV data to RW location |
| std::experimental::filesystem::copy_file(channelAccessDefaultFilename, |
| channelNvDataFilename); |
| |
| // Load the channel access NV data |
| if (readChannelPersistData() != 0) |
| { |
| log<level::ERR>("Failed to read channel access NV data"); |
| throw std::ios_base::failure( |
| "Failed to read channel access NV configuration"); |
| } |
| } |
| |
| // First check the volatile data file |
| // If not present, load the default values |
| if (readChannelVolatileData() != 0) |
| { |
| // Copy default volatile data to temporary location |
| // NV file(channelNvDataFilename) must have created by now. |
| std::experimental::filesystem::copy_file(channelNvDataFilename, |
| channelVolatileDataFilename); |
| |
| // Load the channel access volatile data |
| if (readChannelVolatileData() != 0) |
| { |
| log<level::ERR>("Failed to read channel access volatile data"); |
| throw std::ios_base::failure( |
| "Failed to read channel access volatile configuration"); |
| } |
| } |
| |
| // Synchronize the channel config(priv) with network channel |
| // configuration(priv) over dbus |
| if (syncNetworkChannelConfig() != 0) |
| { |
| log<level::ERR>( |
| "Failed to synchronize data with network channel config over dbus"); |
| throw std::ios_base::failure( |
| "Failed to synchronize data with network channel config over dbus"); |
| } |
| |
| log<level::DEBUG>("Successfully completed channel data initialization."); |
| return; |
| } |
| |
| } // namespace ipmi |