Sampa Misra | 1896716 | 2020-01-14 02:31:41 -0600 | [diff] [blame] | 1 | #include "file_io_type_dump.hpp" |
| 2 | |
George Liu | 6492f52 | 2020-06-16 10:34:05 +0800 | [diff] [blame] | 3 | #include "libpldm/base.h" |
| 4 | #include "oem/ibm/libpldm/file_io.h" |
| 5 | |
Deepak Kodihalli | d130e1a | 2020-06-17 05:55:32 -0500 | [diff] [blame] | 6 | #include "common/utils.hpp" |
Ravi Teja | ce1c96f | 2020-10-05 23:13:01 -0500 | [diff] [blame] | 7 | #include "utils.hpp" |
Sampa Misra | 1896716 | 2020-01-14 02:31:41 -0600 | [diff] [blame] | 8 | #include "xyz/openbmc_project/Common/error.hpp" |
| 9 | |
| 10 | #include <stdint.h> |
| 11 | #include <systemd/sd-bus.h> |
| 12 | #include <unistd.h> |
| 13 | |
Sampa Misra | 1896716 | 2020-01-14 02:31:41 -0600 | [diff] [blame] | 14 | #include <sdbusplus/server.hpp> |
| 15 | #include <xyz/openbmc_project/Dump/NewDump/server.hpp> |
| 16 | |
George Liu | 6492f52 | 2020-06-16 10:34:05 +0800 | [diff] [blame] | 17 | #include <exception> |
| 18 | #include <filesystem> |
| 19 | #include <iostream> |
Jayashankar Padath | db12436 | 2021-01-28 21:12:34 -0600 | [diff] [blame] | 20 | #include <type_traits> |
Sampa Misra | 1896716 | 2020-01-14 02:31:41 -0600 | [diff] [blame] | 21 | |
Ravi Teja | ce1c96f | 2020-10-05 23:13:01 -0500 | [diff] [blame] | 22 | using namespace pldm::responder::utils; |
Deepak Kodihalli | fd279e1 | 2020-02-02 05:20:43 -0600 | [diff] [blame] | 23 | using namespace pldm::utils; |
| 24 | |
Sampa Misra | 1896716 | 2020-01-14 02:31:41 -0600 | [diff] [blame] | 25 | namespace pldm |
| 26 | { |
| 27 | namespace responder |
| 28 | { |
| 29 | |
Deepak Kodihalli | 8cd6068 | 2020-04-02 02:59:22 -0500 | [diff] [blame] | 30 | static constexpr auto dumpEntry = "xyz.openbmc_project.Dump.Entry"; |
Deepak Kodihalli | 14b54a3 | 2020-09-29 05:20:02 -0500 | [diff] [blame] | 31 | static constexpr auto dumpObjPath = "/xyz/openbmc_project/dump/system"; |
Jayashankar Padath | db12436 | 2021-01-28 21:12:34 -0600 | [diff] [blame] | 32 | static constexpr auto systemDumpEntry = "xyz.openbmc_project.Dump.Entry.System"; |
| 33 | static constexpr auto resDumpObjPath = "/xyz/openbmc_project/dump/resource"; |
| 34 | static constexpr auto resDumpEntry = "com.ibm.Dump.Entry.Resource"; |
Sampa Misra | 1896716 | 2020-01-14 02:31:41 -0600 | [diff] [blame] | 35 | |
Jayashankar Padath | db12436 | 2021-01-28 21:12:34 -0600 | [diff] [blame] | 36 | // Resource dump file path to be deleted once hyperviosr validates the input |
| 37 | // parameters. Need to re-look in to this name when we support multiple |
| 38 | // resource dumps. |
| 39 | static constexpr auto resDumpDirPath = "/var/lib/pldm/resourcedump/1"; |
| 40 | |
| 41 | int DumpHandler::fd = -1; |
| 42 | namespace fs = std::filesystem; |
| 43 | |
| 44 | std::string DumpHandler::findDumpObjPath(uint32_t fileHandle) |
Deepak Kodihalli | 8cd6068 | 2020-04-02 02:59:22 -0500 | [diff] [blame] | 45 | { |
| 46 | static constexpr auto MAPPER_BUSNAME = "xyz.openbmc_project.ObjectMapper"; |
| 47 | static constexpr auto MAPPER_PATH = "/xyz/openbmc_project/object_mapper"; |
| 48 | static constexpr auto MAPPER_INTERFACE = "xyz.openbmc_project.ObjectMapper"; |
Deepak Kodihalli | 8cd6068 | 2020-04-02 02:59:22 -0500 | [diff] [blame] | 49 | auto& bus = pldm::utils::DBusHandler::getBus(); |
| 50 | |
Jayashankar Padath | db12436 | 2021-01-28 21:12:34 -0600 | [diff] [blame] | 51 | // Stores the current resource dump entry path |
| 52 | std::string curResDumpEntryPath{}; |
| 53 | |
Deepak Kodihalli | 8cd6068 | 2020-04-02 02:59:22 -0500 | [diff] [blame] | 54 | try |
| 55 | { |
| 56 | std::vector<std::string> paths; |
| 57 | auto method = bus.new_method_call(MAPPER_BUSNAME, MAPPER_PATH, |
| 58 | MAPPER_INTERFACE, "GetSubTreePaths"); |
Jayashankar Padath | db12436 | 2021-01-28 21:12:34 -0600 | [diff] [blame] | 59 | if (dumpType == PLDM_FILE_TYPE_DUMP) |
| 60 | { |
| 61 | method.append(dumpObjPath); |
| 62 | method.append(0); |
| 63 | method.append(std::vector<std::string>({systemDumpEntry})); |
| 64 | } |
| 65 | else if ((dumpType == PLDM_FILE_TYPE_RESOURCE_DUMP) || |
| 66 | (dumpType == PLDM_FILE_TYPE_RESOURCE_DUMP_PARMS)) |
| 67 | { |
| 68 | method.append(resDumpObjPath); |
| 69 | method.append(0); |
| 70 | method.append(std::vector<std::string>({resDumpEntry})); |
| 71 | } |
| 72 | |
Deepak Kodihalli | 8cd6068 | 2020-04-02 02:59:22 -0500 | [diff] [blame] | 73 | auto reply = bus.call(method); |
| 74 | reply.read(paths); |
Jayashankar Padath | db12436 | 2021-01-28 21:12:34 -0600 | [diff] [blame] | 75 | |
Deepak Kodihalli | 8cd6068 | 2020-04-02 02:59:22 -0500 | [diff] [blame] | 76 | for (const auto& path : paths) |
| 77 | { |
Jayashankar Padath | db12436 | 2021-01-28 21:12:34 -0600 | [diff] [blame] | 78 | uint32_t dumpId = 0; |
| 79 | curResDumpEntryPath = path; |
| 80 | if (dumpType == PLDM_FILE_TYPE_DUMP) |
| 81 | { |
| 82 | dumpId = pldm::utils::DBusHandler().getDbusProperty<uint32_t>( |
| 83 | path.c_str(), "SourceDumpId", systemDumpEntry); |
| 84 | } |
| 85 | else if (dumpType == PLDM_FILE_TYPE_RESOURCE_DUMP || |
| 86 | dumpType == PLDM_FILE_TYPE_RESOURCE_DUMP_PARMS) |
| 87 | { |
| 88 | dumpId = pldm::utils::DBusHandler().getDbusProperty<uint32_t>( |
| 89 | path.c_str(), "SourceDumpId", resDumpEntry); |
| 90 | } |
| 91 | |
Deepak Kodihalli | 8cd6068 | 2020-04-02 02:59:22 -0500 | [diff] [blame] | 92 | if (dumpId == fileHandle) |
| 93 | { |
Jayashankar Padath | db12436 | 2021-01-28 21:12:34 -0600 | [diff] [blame] | 94 | curResDumpEntryPath = path; |
| 95 | break; |
Deepak Kodihalli | 8cd6068 | 2020-04-02 02:59:22 -0500 | [diff] [blame] | 96 | } |
| 97 | } |
| 98 | } |
| 99 | catch (const std::exception& e) |
| 100 | { |
| 101 | std::cerr << "failed to make a d-bus call to DUMP manager, ERROR=" |
| 102 | << e.what() << "\n"; |
| 103 | } |
| 104 | |
Jayashankar Padath | db12436 | 2021-01-28 21:12:34 -0600 | [diff] [blame] | 105 | return curResDumpEntryPath; |
Deepak Kodihalli | 8cd6068 | 2020-04-02 02:59:22 -0500 | [diff] [blame] | 106 | } |
| 107 | |
Sampa Misra | 1896716 | 2020-01-14 02:31:41 -0600 | [diff] [blame] | 108 | int DumpHandler::newFileAvailable(uint64_t length) |
| 109 | { |
Sampa Misra | 1896716 | 2020-01-14 02:31:41 -0600 | [diff] [blame] | 110 | static constexpr auto dumpInterface = "xyz.openbmc_project.Dump.NewDump"; |
Sampa Misra | 1896716 | 2020-01-14 02:31:41 -0600 | [diff] [blame] | 111 | auto& bus = pldm::utils::DBusHandler::getBus(); |
| 112 | |
Jayashankar Padath | db12436 | 2021-01-28 21:12:34 -0600 | [diff] [blame] | 113 | auto notifyObjPath = dumpObjPath; |
| 114 | if (dumpType == PLDM_FILE_TYPE_RESOURCE_DUMP) |
| 115 | { |
| 116 | // Setting the Notify path for resource dump |
| 117 | notifyObjPath = resDumpObjPath; |
Jayashankar Padath | db12436 | 2021-01-28 21:12:34 -0600 | [diff] [blame] | 118 | } |
| 119 | |
Sampa Misra | 1896716 | 2020-01-14 02:31:41 -0600 | [diff] [blame] | 120 | try |
| 121 | { |
| 122 | auto service = |
Jayashankar Padath | db12436 | 2021-01-28 21:12:34 -0600 | [diff] [blame] | 123 | pldm::utils::DBusHandler().getService(notifyObjPath, dumpInterface); |
Sampa Misra | 1896716 | 2020-01-14 02:31:41 -0600 | [diff] [blame] | 124 | using namespace sdbusplus::xyz::openbmc_project::Dump::server; |
Jayashankar Padath | db12436 | 2021-01-28 21:12:34 -0600 | [diff] [blame] | 125 | auto method = bus.new_method_call(service.c_str(), notifyObjPath, |
Sampa Misra | 1896716 | 2020-01-14 02:31:41 -0600 | [diff] [blame] | 126 | dumpInterface, "Notify"); |
Dhruvaraj Subhashchandran | 41989eb | 2020-11-27 00:22:42 -0600 | [diff] [blame] | 127 | method.append(fileHandle, length); |
Sampa Misra | 1896716 | 2020-01-14 02:31:41 -0600 | [diff] [blame] | 128 | bus.call_noreply(method); |
| 129 | } |
| 130 | catch (const std::exception& e) |
| 131 | { |
| 132 | std::cerr << "failed to make a d-bus call to DUMP manager, ERROR=" |
| 133 | << e.what() << "\n"; |
| 134 | return PLDM_ERROR; |
| 135 | } |
| 136 | |
| 137 | return PLDM_SUCCESS; |
| 138 | } |
| 139 | |
Jayashankar Padath | db12436 | 2021-01-28 21:12:34 -0600 | [diff] [blame] | 140 | std::string DumpHandler::getOffloadUri(uint32_t fileHandle) |
Deepak Kodihalli | 8cd6068 | 2020-04-02 02:59:22 -0500 | [diff] [blame] | 141 | { |
| 142 | auto path = findDumpObjPath(fileHandle); |
| 143 | if (path.empty()) |
| 144 | { |
| 145 | return {}; |
| 146 | } |
| 147 | |
Ravi Teja | ce1c96f | 2020-10-05 23:13:01 -0500 | [diff] [blame] | 148 | std::string socketInterface{}; |
| 149 | |
Deepak Kodihalli | 8cd6068 | 2020-04-02 02:59:22 -0500 | [diff] [blame] | 150 | try |
| 151 | { |
Ravi Teja | ce1c96f | 2020-10-05 23:13:01 -0500 | [diff] [blame] | 152 | socketInterface = |
| 153 | pldm::utils::DBusHandler().getDbusProperty<std::string>( |
| 154 | path.c_str(), "OffloadUri", dumpEntry); |
Deepak Kodihalli | 8cd6068 | 2020-04-02 02:59:22 -0500 | [diff] [blame] | 155 | } |
| 156 | catch (const std::exception& e) |
| 157 | { |
| 158 | std::cerr << "failed to make a d-bus call to DUMP manager, ERROR=" |
| 159 | << e.what() << "\n"; |
| 160 | } |
| 161 | |
Ravi Teja | ce1c96f | 2020-10-05 23:13:01 -0500 | [diff] [blame] | 162 | return socketInterface; |
Deepak Kodihalli | 8cd6068 | 2020-04-02 02:59:22 -0500 | [diff] [blame] | 163 | } |
| 164 | |
Jayashankar Padath | db12436 | 2021-01-28 21:12:34 -0600 | [diff] [blame] | 165 | int DumpHandler::writeFromMemory(uint32_t, uint32_t length, uint64_t address, |
Sampa Misra | 6950850 | 2020-09-08 00:08:21 -0500 | [diff] [blame] | 166 | oem_platform::Handler* /*oemPlatformHandler*/) |
Sampa Misra | 1896716 | 2020-01-14 02:31:41 -0600 | [diff] [blame] | 167 | { |
Sampa Misra | 1896716 | 2020-01-14 02:31:41 -0600 | [diff] [blame] | 168 | if (DumpHandler::fd == -1) |
| 169 | { |
Ravi Teja | ce1c96f | 2020-10-05 23:13:01 -0500 | [diff] [blame] | 170 | auto socketInterface = getOffloadUri(fileHandle); |
| 171 | int sock = setupUnixSocket(socketInterface); |
| 172 | if (sock < 0) |
Sampa Misra | 1896716 | 2020-01-14 02:31:41 -0600 | [diff] [blame] | 173 | { |
Ravi Teja | ce1c96f | 2020-10-05 23:13:01 -0500 | [diff] [blame] | 174 | sock = -errno; |
| 175 | close(DumpHandler::fd); |
| 176 | std::cerr |
| 177 | << "DumpHandler::writeFromMemory: setupUnixSocket() failed" |
| 178 | << std::endl; |
| 179 | std::remove(socketInterface.c_str()); |
Sampa Misra | 1896716 | 2020-01-14 02:31:41 -0600 | [diff] [blame] | 180 | return PLDM_ERROR; |
| 181 | } |
Deepak Kodihalli | 8cd6068 | 2020-04-02 02:59:22 -0500 | [diff] [blame] | 182 | |
Ravi Teja | ce1c96f | 2020-10-05 23:13:01 -0500 | [diff] [blame] | 183 | DumpHandler::fd = sock; |
| 184 | } |
| 185 | return transferFileDataToSocket(DumpHandler::fd, length, address); |
Sampa Misra | 1896716 | 2020-01-14 02:31:41 -0600 | [diff] [blame] | 186 | } |
| 187 | |
Jayashankar Padath | db12436 | 2021-01-28 21:12:34 -0600 | [diff] [blame] | 188 | int DumpHandler::write(const char* buffer, uint32_t, uint32_t& length, |
Sampa Misra | 6950850 | 2020-09-08 00:08:21 -0500 | [diff] [blame] | 189 | oem_platform::Handler* /*oemPlatformHandler*/) |
Sampa Misra | 1896716 | 2020-01-14 02:31:41 -0600 | [diff] [blame] | 190 | { |
Ravi Teja | ce1c96f | 2020-10-05 23:13:01 -0500 | [diff] [blame] | 191 | int rc = writeToUnixSocket(DumpHandler::fd, buffer, length); |
| 192 | if (rc < 0) |
Deepak Kodihalli | 8cd6068 | 2020-04-02 02:59:22 -0500 | [diff] [blame] | 193 | { |
Ravi Teja | ce1c96f | 2020-10-05 23:13:01 -0500 | [diff] [blame] | 194 | rc = -errno; |
| 195 | close(DumpHandler::fd); |
| 196 | auto socketInterface = getOffloadUri(fileHandle); |
| 197 | std::remove(socketInterface.c_str()); |
| 198 | std::cerr << "DumpHandler::write: writeToUnixSocket() failed" |
| 199 | << std::endl; |
Deepak Kodihalli | 8cd6068 | 2020-04-02 02:59:22 -0500 | [diff] [blame] | 200 | return PLDM_ERROR; |
| 201 | } |
| 202 | |
Sampa Misra | 1896716 | 2020-01-14 02:31:41 -0600 | [diff] [blame] | 203 | return PLDM_SUCCESS; |
| 204 | } |
| 205 | |
Jayashankar Padath | db12436 | 2021-01-28 21:12:34 -0600 | [diff] [blame] | 206 | int DumpHandler::fileAck(uint8_t fileStatus) |
Deepak Kodihalli | fd279e1 | 2020-02-02 05:20:43 -0600 | [diff] [blame] | 207 | { |
Jayashankar Padath | db12436 | 2021-01-28 21:12:34 -0600 | [diff] [blame] | 208 | auto path = findDumpObjPath(fileHandle); |
| 209 | if (dumpType == PLDM_FILE_TYPE_RESOURCE_DUMP_PARMS) |
Deepak Kodihalli | fd279e1 | 2020-02-02 05:20:43 -0600 | [diff] [blame] | 210 | { |
Jayashankar Padath | db12436 | 2021-01-28 21:12:34 -0600 | [diff] [blame] | 211 | if (fileStatus != PLDM_SUCCESS) |
| 212 | { |
| 213 | std::cerr << "Failue in resource dump file ack" << std::endl; |
| 214 | pldm::utils::reportError( |
| 215 | "xyz.openbmc_project.bmc.pldm.InternalFailure"); |
| 216 | |
| 217 | PropertyValue value{ |
| 218 | "xyz.openbmc_project.Common.Progress.OperationStatus.Failed"}; |
| 219 | DBusMapping dbusMapping{path, "xyz.openbmc_project.Common.Progress", |
| 220 | "Status", "string"}; |
| 221 | try |
| 222 | { |
| 223 | pldm::utils::DBusHandler().setDbusProperty(dbusMapping, value); |
| 224 | } |
| 225 | catch (const std::exception& e) |
| 226 | { |
| 227 | std::cerr << "failed to make a d-bus call to DUMP " |
| 228 | "manager, ERROR=" |
| 229 | << e.what() << "\n"; |
| 230 | } |
| 231 | } |
| 232 | |
| 233 | if (fs::exists(resDumpDirPath)) |
| 234 | { |
| 235 | fs::remove_all(resDumpDirPath); |
| 236 | } |
| 237 | return PLDM_SUCCESS; |
| 238 | } |
| 239 | |
| 240 | if (DumpHandler::fd >= 0 && !path.empty()) |
| 241 | { |
| 242 | if (dumpType == PLDM_FILE_TYPE_DUMP || |
| 243 | dumpType == PLDM_FILE_TYPE_RESOURCE_DUMP) |
Deepak Kodihalli | fd279e1 | 2020-02-02 05:20:43 -0600 | [diff] [blame] | 244 | { |
Deepak Kodihalli | 8cd6068 | 2020-04-02 02:59:22 -0500 | [diff] [blame] | 245 | PropertyValue value{true}; |
| 246 | DBusMapping dbusMapping{path, dumpEntry, "Offloaded", "bool"}; |
| 247 | try |
Deepak Kodihalli | fd279e1 | 2020-02-02 05:20:43 -0600 | [diff] [blame] | 248 | { |
Deepak Kodihalli | 8cd6068 | 2020-04-02 02:59:22 -0500 | [diff] [blame] | 249 | pldm::utils::DBusHandler().setDbusProperty(dbusMapping, value); |
Deepak Kodihalli | fd279e1 | 2020-02-02 05:20:43 -0600 | [diff] [blame] | 250 | } |
Deepak Kodihalli | 8cd6068 | 2020-04-02 02:59:22 -0500 | [diff] [blame] | 251 | catch (const std::exception& e) |
| 252 | { |
| 253 | std::cerr |
| 254 | << "failed to make a d-bus call to DUMP manager, ERROR=" |
| 255 | << e.what() << "\n"; |
| 256 | } |
Ravi Teja | ce1c96f | 2020-10-05 23:13:01 -0500 | [diff] [blame] | 257 | |
Deepak Kodihalli | 8cd6068 | 2020-04-02 02:59:22 -0500 | [diff] [blame] | 258 | close(DumpHandler::fd); |
Ravi Teja | ce1c96f | 2020-10-05 23:13:01 -0500 | [diff] [blame] | 259 | auto socketInterface = getOffloadUri(fileHandle); |
| 260 | std::remove(socketInterface.c_str()); |
Deepak Kodihalli | 8cd6068 | 2020-04-02 02:59:22 -0500 | [diff] [blame] | 261 | DumpHandler::fd = -1; |
Deepak Kodihalli | fd279e1 | 2020-02-02 05:20:43 -0600 | [diff] [blame] | 262 | } |
Jayashankar Padath | db12436 | 2021-01-28 21:12:34 -0600 | [diff] [blame] | 263 | return PLDM_SUCCESS; |
Deepak Kodihalli | fd279e1 | 2020-02-02 05:20:43 -0600 | [diff] [blame] | 264 | } |
| 265 | |
| 266 | return PLDM_ERROR; |
| 267 | } |
| 268 | |
Jayashankar Padath | db12436 | 2021-01-28 21:12:34 -0600 | [diff] [blame] | 269 | int DumpHandler::readIntoMemory(uint32_t offset, uint32_t& length, |
| 270 | uint64_t address, |
| 271 | oem_platform::Handler* /*oemPlatformHandler*/) |
| 272 | { |
| 273 | if (dumpType != PLDM_FILE_TYPE_RESOURCE_DUMP_PARMS) |
| 274 | { |
| 275 | return PLDM_ERROR_UNSUPPORTED_PLDM_CMD; |
| 276 | } |
| 277 | return transferFileData(resDumpDirPath, true, offset, length, address); |
| 278 | } |
| 279 | |
| 280 | int DumpHandler::read(uint32_t offset, uint32_t& length, Response& response, |
| 281 | oem_platform::Handler* /*oemPlatformHandler*/) |
| 282 | { |
| 283 | if (dumpType != PLDM_FILE_TYPE_RESOURCE_DUMP_PARMS) |
| 284 | { |
| 285 | return PLDM_ERROR_UNSUPPORTED_PLDM_CMD; |
| 286 | } |
| 287 | return readFile(resDumpDirPath, offset, length, response); |
| 288 | } |
| 289 | |
Sampa Misra | 1896716 | 2020-01-14 02:31:41 -0600 | [diff] [blame] | 290 | } // namespace responder |
| 291 | } // namespace pldm |