Sampa Misra | aea5dde | 2020-08-31 08:33:47 -0500 | [diff] [blame^] | 1 | #include "inband_code_update.hpp" |
| 2 | |
| 3 | #include "oem_ibm_handler.hpp" |
| 4 | #include "xyz/openbmc_project/Common/error.hpp" |
| 5 | |
| 6 | #include <sdbusplus/server.hpp> |
| 7 | #include <xyz/openbmc_project/Dump/NewDump/server.hpp> |
| 8 | |
| 9 | #include <exception> |
| 10 | |
| 11 | namespace pldm |
| 12 | { |
| 13 | |
| 14 | namespace responder |
| 15 | { |
| 16 | using namespace oem_ibm_platform; |
| 17 | |
| 18 | std::string CodeUpdate::fetchCurrentBootSide() |
| 19 | { |
| 20 | return currBootSide; |
| 21 | } |
| 22 | |
| 23 | std::string CodeUpdate::fetchNextBootSide() |
| 24 | { |
| 25 | return nextBootSide; |
| 26 | } |
| 27 | |
| 28 | int CodeUpdate::setCurrentBootSide(const std::string& currSide) |
| 29 | { |
| 30 | currBootSide = currSide; |
| 31 | return PLDM_SUCCESS; |
| 32 | } |
| 33 | |
| 34 | int CodeUpdate::setNextBootSide(const std::string& nextSide) |
| 35 | { |
| 36 | nextBootSide = nextSide; |
| 37 | std::string objPath{}; |
| 38 | if (nextBootSide == currBootSide) |
| 39 | { |
| 40 | objPath = runningVersion; |
| 41 | } |
| 42 | else |
| 43 | { |
| 44 | objPath = nonRunningVersion; |
| 45 | } |
| 46 | if (objPath.empty()) |
| 47 | { |
| 48 | std::cerr << "no nonRunningVersion present \n"; |
| 49 | return PLDM_PLATFORM_INVALID_STATE_VALUE; |
| 50 | } |
| 51 | |
| 52 | pldm::utils::DBusMapping dbusMapping{objPath, redundancyIntf, "Priority", |
| 53 | "uint8_t"}; |
| 54 | uint8_t val = 0; |
| 55 | pldm::utils::PropertyValue value = static_cast<uint8_t>(val); |
| 56 | try |
| 57 | { |
| 58 | dBusIntf->setDbusProperty(dbusMapping, value); |
| 59 | } |
| 60 | catch (const std::exception& e) |
| 61 | { |
| 62 | std::cerr << "failed to set the next boot side to " << objPath.c_str() |
| 63 | << " ERROR=" << e.what() << "\n"; |
| 64 | return PLDM_ERROR; |
| 65 | } |
| 66 | return PLDM_SUCCESS; |
| 67 | } |
| 68 | |
| 69 | void CodeUpdate::setVersions() |
| 70 | { |
| 71 | static constexpr auto mapperService = "xyz.openbmc_project.ObjectMapper"; |
| 72 | static constexpr auto functionalObjPath = |
| 73 | "/xyz/openbmc_project/software/functional"; |
| 74 | static constexpr auto activeObjPath = |
| 75 | "/xyz/openbmc_project/software/active"; |
| 76 | static constexpr auto propIntf = "org.freedesktop.DBus.Properties"; |
| 77 | |
| 78 | auto& bus = dBusIntf->getBus(); |
| 79 | |
| 80 | try |
| 81 | { |
| 82 | auto method = bus.new_method_call(mapperService, functionalObjPath, |
| 83 | propIntf, "Get"); |
| 84 | method.append("xyz.openbmc_project.Association", "endpoints"); |
| 85 | std::variant<std::vector<std::string>> paths; |
| 86 | |
| 87 | auto reply = bus.call(method); |
| 88 | reply.read(paths); |
| 89 | |
| 90 | runningVersion = std::get<std::vector<std::string>>(paths)[0]; |
| 91 | |
| 92 | auto method1 = |
| 93 | bus.new_method_call(mapperService, activeObjPath, propIntf, "Get"); |
| 94 | method1.append("xyz.openbmc_project.Association", "endpoints"); |
| 95 | |
| 96 | auto reply1 = bus.call(method1); |
| 97 | reply1.read(paths); |
| 98 | for (const auto& path : std::get<std::vector<std::string>>(paths)) |
| 99 | { |
| 100 | if (path != runningVersion) |
| 101 | { |
| 102 | nonRunningVersion = path; |
| 103 | break; |
| 104 | } |
| 105 | } |
| 106 | } |
| 107 | catch (const std::exception& e) |
| 108 | { |
| 109 | std::cerr << "failed to make a d-bus call to Object Mapper " |
| 110 | "Association, ERROR=" |
| 111 | << e.what() << "\n"; |
| 112 | return; |
| 113 | } |
| 114 | |
| 115 | using namespace sdbusplus::bus::match::rules; |
| 116 | captureNextBootSideChange.push_back( |
| 117 | std::make_unique<sdbusplus::bus::match::match>( |
| 118 | pldm::utils::DBusHandler::getBus(), |
| 119 | propertiesChanged(runningVersion, redundancyIntf), |
| 120 | [this](sdbusplus::message::message& msg) { |
| 121 | DbusChangedProps props; |
| 122 | std::string iface; |
| 123 | msg.read(iface, props); |
| 124 | processPriorityChangeNotification(props); |
| 125 | })); |
| 126 | fwUpdateMatcher = std::make_unique<sdbusplus::bus::match::match>( |
| 127 | pldm::utils::DBusHandler::getBus(), |
| 128 | "interface='org.freedesktop.DBus.ObjectManager',type='signal'," |
| 129 | "member='InterfacesAdded',path='/xyz/openbmc_project/software'", |
| 130 | [this](sdbusplus::message::message& msg) { |
| 131 | DBusInterfaceAdded interfaces; |
| 132 | sdbusplus::message::object_path path; |
| 133 | msg.read(path, interfaces); |
| 134 | for (auto& interface : interfaces) |
| 135 | { |
| 136 | if (interface.first == |
| 137 | "xyz.openbmc_project.Software.Activation") |
| 138 | { |
| 139 | newImageId = path.str; |
| 140 | break; |
| 141 | } |
| 142 | } |
| 143 | }); |
| 144 | } |
| 145 | |
| 146 | void CodeUpdate::processPriorityChangeNotification( |
| 147 | const DbusChangedProps& chProperties) |
| 148 | { |
| 149 | static constexpr auto propName = "Priority"; |
| 150 | const auto it = chProperties.find(propName); |
| 151 | if (it == chProperties.end()) |
| 152 | { |
| 153 | return; |
| 154 | } |
| 155 | uint8_t newVal = std::get<uint8_t>(it->second); |
| 156 | nextBootSide = (newVal == 0) ? currBootSide |
| 157 | : ((currBootSide == Tside) ? Pside : Tside); |
| 158 | } |
| 159 | |
| 160 | void CodeUpdate::setOemPlatformHandler( |
| 161 | pldm::responder::oem_platform::Handler* handler) |
| 162 | { |
| 163 | oemPlatformHandler = handler; |
| 164 | } |
| 165 | |
| 166 | uint8_t fetchBootSide(uint16_t entityInstance, CodeUpdate* codeUpdate) |
| 167 | { |
| 168 | uint8_t sensorOpState = tSideNum; |
| 169 | |
| 170 | if (entityInstance == 0) |
| 171 | { |
| 172 | auto currSide = codeUpdate->fetchCurrentBootSide(); |
| 173 | if (currSide == Pside) |
| 174 | { |
| 175 | sensorOpState = pSideNum; |
| 176 | } |
| 177 | } |
| 178 | else if (entityInstance == 1) |
| 179 | { |
| 180 | auto nextSide = codeUpdate->fetchNextBootSide(); |
| 181 | if (nextSide == Pside) |
| 182 | { |
| 183 | sensorOpState = pSideNum; |
| 184 | } |
| 185 | } |
| 186 | else |
| 187 | { |
| 188 | sensorOpState = PLDM_SENSOR_UNKNOWN; |
| 189 | } |
| 190 | |
| 191 | return sensorOpState; |
| 192 | } |
| 193 | |
| 194 | int setBootSide(uint16_t entityInstance, uint8_t currState, |
| 195 | const std::vector<set_effecter_state_field>& stateField, |
| 196 | CodeUpdate* codeUpdate) |
| 197 | { |
| 198 | int rc = PLDM_SUCCESS; |
| 199 | auto side = (stateField[currState].effecter_state == pSideNum) ? "P" : "T"; |
| 200 | |
| 201 | if (entityInstance == 0) |
| 202 | { |
| 203 | rc = codeUpdate->setCurrentBootSide(side); |
| 204 | } |
| 205 | else if (entityInstance == 1) |
| 206 | { |
| 207 | rc = codeUpdate->setNextBootSide(side); |
| 208 | } |
| 209 | else |
| 210 | { |
| 211 | rc = PLDM_PLATFORM_INVALID_STATE_VALUE; |
| 212 | } |
| 213 | return rc; |
| 214 | } |
| 215 | |
| 216 | } // namespace responder |
| 217 | } // namespace pldm |