Lei YU | 322f3f4 | 2019-02-21 16:10:41 +0800 | [diff] [blame] | 1 | #include "config.h" |
| 2 | |
| 3 | #include "item_updater_static.hpp" |
| 4 | |
Lei YU | dec8cf9 | 2019-02-21 17:47:05 +0800 | [diff] [blame^] | 5 | #include "activation.hpp" |
| 6 | #include "version.hpp" |
| 7 | |
| 8 | #include <cstring> |
| 9 | #include <filesystem> |
| 10 | #include <fstream> |
| 11 | #include <phosphor-logging/elog-errors.hpp> |
| 12 | #include <phosphor-logging/log.hpp> |
| 13 | #include <string> |
| 14 | |
| 15 | using namespace sdbusplus::xyz::openbmc_project::Common::Error; |
| 16 | using namespace phosphor::logging; |
| 17 | |
| 18 | // When you see server:: you know we're referencing our base class |
| 19 | namespace server = sdbusplus::xyz::openbmc_project::Software::server; |
| 20 | namespace fs = std::filesystem; |
| 21 | |
| 22 | namespace utils |
| 23 | { |
| 24 | |
| 25 | template <typename... Ts> |
| 26 | std::string concat_string(Ts const&... ts) |
| 27 | { |
| 28 | std::stringstream s; |
| 29 | ((s << ts << " "), ...) << std::endl; |
| 30 | return s.str(); |
| 31 | } |
| 32 | |
| 33 | // Helper function to run pflash command |
| 34 | template <typename... Ts> |
| 35 | std::string pflash(Ts const&... ts) |
| 36 | { |
| 37 | std::array<char, 512> buffer; |
| 38 | std::string cmd = concat_string("pflash", ts...); |
| 39 | std::stringstream result; |
| 40 | std::unique_ptr<FILE, decltype(&pclose)> pipe(popen(cmd.c_str(), "r"), |
| 41 | pclose); |
| 42 | if (!pipe) |
| 43 | { |
| 44 | throw std::runtime_error("popen() failed!"); |
| 45 | } |
| 46 | while (fgets(buffer.data(), buffer.size(), pipe.get()) != nullptr) |
| 47 | { |
| 48 | result << buffer.data(); |
| 49 | } |
| 50 | return result.str(); |
| 51 | } |
| 52 | |
| 53 | std::string getPNORVersion() |
| 54 | { |
| 55 | // A signed version partition will have an extra 4K header starting with |
| 56 | // the magic number 17082011 in big endian: |
| 57 | // https://github.com/open-power/skiboot/blob/master/libstb/container.h#L47 |
| 58 | |
| 59 | constexpr uint8_t MAGIC[] = {0x17, 0x08, 0x20, 0x11}; |
| 60 | constexpr auto MAGIC_SIZE = sizeof(MAGIC); |
| 61 | static_assert(MAGIC_SIZE == 4); |
| 62 | |
| 63 | auto tmp = fs::temp_directory_path(); |
| 64 | std::string tmpDir(tmp / "versionXXXXXX"); |
| 65 | if (!mkdtemp(tmpDir.data())) |
| 66 | { |
| 67 | log<level::ERR>("Failed to create temp dir"); |
| 68 | return {}; |
| 69 | } |
| 70 | |
| 71 | fs::path versionFile = tmpDir; |
| 72 | versionFile /= "version"; |
| 73 | |
| 74 | pflash("-P VERSION -r", versionFile.string(), "2>&1 > /dev/null"); |
| 75 | std::ifstream f(versionFile.c_str(), std::ios::in | std::ios::binary); |
| 76 | uint8_t magic[MAGIC_SIZE]; |
| 77 | std::string version; |
| 78 | |
| 79 | f.read(reinterpret_cast<char*>(magic), MAGIC_SIZE); |
| 80 | f.seekg(0, std::ios::beg); |
| 81 | if (std::memcmp(magic, MAGIC, MAGIC_SIZE) == 0) |
| 82 | { |
| 83 | // Skip the first 4K header |
| 84 | f.ignore(4096); |
| 85 | } |
| 86 | |
| 87 | getline(f, version, '\0'); |
| 88 | f.close(); |
| 89 | |
| 90 | // Clear the temp dir |
| 91 | std::error_code ec; |
| 92 | fs::remove_all(tmpDir, ec); |
| 93 | if (ec) |
| 94 | { |
| 95 | log<level::ERR>("Failed to remove temp dir", |
| 96 | entry("DIR=%s", tmpDir.c_str()), |
| 97 | entry("ERR=%s", ec.message().c_str())); |
| 98 | } |
| 99 | |
| 100 | return version; |
| 101 | } |
| 102 | |
| 103 | } // namespace utils |
| 104 | |
Lei YU | 322f3f4 | 2019-02-21 16:10:41 +0800 | [diff] [blame] | 105 | namespace openpower |
| 106 | { |
| 107 | namespace software |
| 108 | { |
| 109 | namespace updater |
| 110 | { |
Lei YU | 322f3f4 | 2019-02-21 16:10:41 +0800 | [diff] [blame] | 111 | std::unique_ptr<Activation> ItemUpdaterStatic::createActivationObject( |
| 112 | const std::string& path, const std::string& versionId, |
| 113 | const std::string& extVersion, |
| 114 | sdbusplus::xyz::openbmc_project::Software::server::Activation::Activations |
| 115 | activationStatus, |
| 116 | AssociationList& assocs) |
| 117 | { |
| 118 | return {}; |
| 119 | } |
| 120 | |
| 121 | std::unique_ptr<Version> ItemUpdaterStatic::createVersionObject( |
| 122 | const std::string& objPath, const std::string& versionId, |
| 123 | const std::string& versionString, |
| 124 | sdbusplus::xyz::openbmc_project::Software::server::Version::VersionPurpose |
| 125 | versionPurpose, |
| 126 | const std::string& filePath) |
| 127 | { |
| 128 | return {}; |
| 129 | } |
| 130 | |
| 131 | bool ItemUpdaterStatic::validateImage(const std::string& path) |
| 132 | { |
| 133 | return true; |
| 134 | } |
| 135 | |
| 136 | void ItemUpdaterStatic::processPNORImage() |
| 137 | { |
Lei YU | dec8cf9 | 2019-02-21 17:47:05 +0800 | [diff] [blame^] | 138 | auto fullVersion = utils::getPNORVersion(); |
| 139 | |
| 140 | const auto& [version, extendedVersion] = Version::getVersions(fullVersion); |
| 141 | auto id = Version::getId(version); |
| 142 | |
| 143 | auto activationState = server::Activation::Activations::Active; |
| 144 | if (version.empty()) |
| 145 | { |
| 146 | log<level::ERR>("Failed to read version", |
| 147 | entry("VERSION=%s", fullVersion.c_str())); |
| 148 | activationState = server::Activation::Activations::Invalid; |
| 149 | } |
| 150 | |
| 151 | if (extendedVersion.empty()) |
| 152 | { |
| 153 | log<level::ERR>("Failed to read extendedVersion", |
| 154 | entry("VERSION=%s", fullVersion.c_str())); |
| 155 | activationState = server::Activation::Activations::Invalid; |
| 156 | } |
| 157 | |
| 158 | auto purpose = server::Version::VersionPurpose::Host; |
| 159 | auto path = fs::path(SOFTWARE_OBJPATH) / id; |
| 160 | AssociationList associations = {}; |
| 161 | |
| 162 | if (activationState == server::Activation::Activations::Active) |
| 163 | { |
| 164 | // Create an association to the host inventory item |
| 165 | associations.emplace_back(std::make_tuple(ACTIVATION_FWD_ASSOCIATION, |
| 166 | ACTIVATION_REV_ASSOCIATION, |
| 167 | HOST_INVENTORY_PATH)); |
| 168 | |
| 169 | // Create an active association since this image is active |
| 170 | createActiveAssociation(path); |
| 171 | } |
| 172 | |
| 173 | // Create Version instance for this version. |
| 174 | auto versionPtr = std::make_unique<Version>( |
| 175 | bus, path, *this, id, version, purpose, "", |
| 176 | std::bind(&ItemUpdaterStatic::erase, this, std::placeholders::_1)); |
| 177 | versionPtr->deleteObject = std::make_unique<Delete>(bus, path, *versionPtr); |
| 178 | versions.insert(std::make_pair(id, std::move(versionPtr))); |
| 179 | |
| 180 | if (!id.empty()) |
| 181 | { |
| 182 | updateFunctionalAssociation(id); |
| 183 | } |
Lei YU | 322f3f4 | 2019-02-21 16:10:41 +0800 | [diff] [blame] | 184 | } |
| 185 | |
| 186 | void ItemUpdaterStatic::reset() |
| 187 | { |
| 188 | } |
| 189 | |
| 190 | bool ItemUpdaterStatic::isVersionFunctional(const std::string& versionId) |
| 191 | { |
| 192 | return true; |
| 193 | } |
| 194 | |
| 195 | void ItemUpdaterStatic::freePriority(uint8_t value, |
| 196 | const std::string& versionId) |
| 197 | { |
| 198 | } |
| 199 | |
| 200 | void ItemUpdaterStatic::deleteAll() |
| 201 | { |
| 202 | } |
| 203 | |
| 204 | void ItemUpdaterStatic::freeSpace() |
| 205 | { |
| 206 | } |
| 207 | |
| 208 | void GardReset::reset() |
| 209 | { |
| 210 | } |
| 211 | |
| 212 | } // namespace updater |
| 213 | } // namespace software |
| 214 | } // namespace openpower |