John Wang | d965934 | 2020-02-27 16:46:05 +0800 | [diff] [blame^] | 1 | #include "bios_utils.hpp" |
| 2 | #include "libpldmresponder/bios_config.hpp" |
| 3 | #include "libpldmresponder/bios_string_attribute.hpp" |
| 4 | #include "mocked_bios.hpp" |
| 5 | #include "mocked_utils.hpp" |
| 6 | |
| 7 | #include <fstream> |
| 8 | #include <memory> |
| 9 | #include <nlohmann/json.hpp> |
| 10 | |
| 11 | #include <gmock/gmock.h> |
| 12 | #include <gtest/gtest.h> |
| 13 | |
| 14 | using namespace pldm::bios::utils; |
| 15 | |
| 16 | using ::testing::_; |
| 17 | using ::testing::ElementsAreArray; |
| 18 | using ::testing::Throw; |
| 19 | |
| 20 | class TestBIOSConfig : public ::testing::Test |
| 21 | { |
| 22 | public: |
| 23 | static void SetUpTestCase() // will execute once at the begining of all |
| 24 | // TestBIOSConfig objects |
| 25 | { |
| 26 | char tmpdir[] = "/tmp/BIOSTables.XXXXXX"; |
| 27 | tableDir = fs::path(mkdtemp(tmpdir)); |
| 28 | |
| 29 | std::vector<fs::path> paths = { |
| 30 | "./bios_jsons/string_attrs.json", |
| 31 | }; |
| 32 | |
| 33 | for (auto& path : paths) |
| 34 | { |
| 35 | std::ifstream file; |
| 36 | file.open(path); |
| 37 | auto j = Json::parse(file); |
| 38 | jsons.emplace_back(j); |
| 39 | } |
| 40 | } |
| 41 | |
| 42 | std::optional<Json> findJsonEntry(const std::string& name) |
| 43 | { |
| 44 | for (auto& json : jsons) |
| 45 | { |
| 46 | auto entries = json.at("entries"); |
| 47 | for (auto& entry : entries) |
| 48 | { |
| 49 | auto n = entry.at("attribute_name").get<std::string>(); |
| 50 | if (n == name) |
| 51 | { |
| 52 | return entry; |
| 53 | } |
| 54 | } |
| 55 | } |
| 56 | return std::nullopt; |
| 57 | } |
| 58 | |
| 59 | static void TearDownTestCase() // will be executed once at th end of all |
| 60 | // TestBIOSConfig objects |
| 61 | { |
| 62 | fs::remove_all(tableDir); |
| 63 | } |
| 64 | |
| 65 | static fs::path tableDir; |
| 66 | static std::vector<Json> jsons; |
| 67 | }; |
| 68 | |
| 69 | fs::path TestBIOSConfig::tableDir; |
| 70 | std::vector<Json> TestBIOSConfig::jsons; |
| 71 | |
| 72 | TEST_F(TestBIOSConfig, buildTablesTest) |
| 73 | { |
| 74 | MockdBusHandler dbusHandler; |
| 75 | |
| 76 | ON_CALL(dbusHandler, getDbusPropertyVariant(_, _, _)) |
| 77 | .WillByDefault(Throw(std::exception())); |
| 78 | |
| 79 | BIOSConfig biosConfig("./bios_jsons", tableDir.c_str(), &dbusHandler); |
| 80 | biosConfig.buildTables(); |
| 81 | |
| 82 | auto stringTable = biosConfig.getBIOSTable(PLDM_BIOS_STRING_TABLE); |
| 83 | auto attrTable = biosConfig.getBIOSTable(PLDM_BIOS_ATTR_TABLE); |
| 84 | auto attrValueTable = biosConfig.getBIOSTable(PLDM_BIOS_ATTR_VAL_TABLE); |
| 85 | |
| 86 | EXPECT_TRUE(stringTable); |
| 87 | EXPECT_TRUE(attrTable); |
| 88 | EXPECT_TRUE(attrValueTable); |
| 89 | |
| 90 | std::set<std::string> expectedStrings = {"HMCManagedState", |
| 91 | "On", |
| 92 | "Off", |
| 93 | "FWBootSide", |
| 94 | "Perm", |
| 95 | "Temp", |
| 96 | "InbandCodeUpdate", |
| 97 | "Allowed", |
| 98 | "NotAllowed", |
| 99 | "CodeUpdatePolicy", |
| 100 | "Concurrent", |
| 101 | "Disruptive", |
| 102 | "VDD_AVSBUS_RAIL", |
| 103 | "SBE_IMAGE_MINIMUM_VALID_ECS", |
| 104 | "INTEGER_INVALID_CASE", |
| 105 | "str_example1", |
| 106 | "str_example2", |
| 107 | "str_example3"}; |
| 108 | std::set<std::string> strings; |
| 109 | for (auto entry : BIOSTableIter<PLDM_BIOS_STRING_TABLE>( |
| 110 | stringTable->data(), stringTable->size())) |
| 111 | { |
| 112 | auto str = table::string::decodeString(entry); |
| 113 | strings.emplace(str); |
| 114 | } |
| 115 | |
| 116 | EXPECT_EQ(strings, expectedStrings); |
| 117 | |
| 118 | BIOSStringTable biosStringTable(*stringTable); |
| 119 | |
| 120 | for (auto entry : BIOSTableIter<PLDM_BIOS_ATTR_TABLE>(attrTable->data(), |
| 121 | attrTable->size())) |
| 122 | { |
| 123 | auto header = table::attribute::decodeHeader(entry); |
| 124 | auto attrName = biosStringTable.findString(header.stringHandle); |
| 125 | auto jsonEntry = findJsonEntry(attrName); |
| 126 | EXPECT_TRUE(jsonEntry); |
| 127 | switch (header.attrType) |
| 128 | { |
| 129 | case PLDM_BIOS_STRING: |
| 130 | case PLDM_BIOS_STRING_READ_ONLY: |
| 131 | { |
| 132 | auto stringField = table::attribute::decodeStringEntry(entry); |
| 133 | auto stringType = BIOSStringAttribute::strTypeMap.at( |
| 134 | jsonEntry->at("string_type").get<std::string>()); |
| 135 | EXPECT_EQ(stringField.stringType, |
| 136 | static_cast<uint8_t>(stringType)); |
| 137 | |
| 138 | EXPECT_EQ( |
| 139 | stringField.minLength, |
| 140 | jsonEntry->at("minimum_string_length").get<uint16_t>()); |
| 141 | EXPECT_EQ( |
| 142 | stringField.maxLength, |
| 143 | jsonEntry->at("maximum_string_length").get<uint16_t>()); |
| 144 | EXPECT_EQ( |
| 145 | stringField.defLength, |
| 146 | jsonEntry->at("default_string_length").get<uint16_t>()); |
| 147 | EXPECT_EQ(stringField.defString, |
| 148 | jsonEntry->at("default_string").get<std::string>()); |
| 149 | break; |
| 150 | } |
| 151 | default: |
| 152 | EXPECT_TRUE(false); |
| 153 | break; |
| 154 | } |
| 155 | } |
| 156 | |
| 157 | for (auto entry : BIOSTableIter<PLDM_BIOS_ATTR_VAL_TABLE>( |
| 158 | attrValueTable->data(), attrValueTable->size())) |
| 159 | { |
| 160 | auto header = table::attribute_value::decodeHeader(entry); |
| 161 | auto attrEntry = |
| 162 | table::attribute::findByHandle(*attrTable, header.attrHandle); |
| 163 | auto attrHeader = table::attribute::decodeHeader(attrEntry); |
| 164 | auto attrName = biosStringTable.findString(attrHeader.stringHandle); |
| 165 | auto jsonEntry = findJsonEntry(attrName); |
| 166 | EXPECT_TRUE(jsonEntry); |
| 167 | switch (header.attrType) |
| 168 | { |
| 169 | case PLDM_BIOS_STRING: |
| 170 | case PLDM_BIOS_STRING_READ_ONLY: |
| 171 | { |
| 172 | auto value = table::attribute_value::decodeStringEntry(entry); |
| 173 | auto defValue = |
| 174 | jsonEntry->at("default_string").get<std::string>(); |
| 175 | EXPECT_EQ(value, defValue); |
| 176 | break; |
| 177 | } |
| 178 | default: |
| 179 | EXPECT_TRUE(false); |
| 180 | break; |
| 181 | } |
| 182 | } |
| 183 | } |
| 184 | |
| 185 | TEST_F(TestBIOSConfig, setAttrValue) |
| 186 | { |
| 187 | MockdBusHandler dbusHandler; |
| 188 | |
| 189 | BIOSConfig biosConfig("./bios_jsons", tableDir.c_str(), &dbusHandler); |
| 190 | biosConfig.removeTables(); |
| 191 | biosConfig.buildTables(); |
| 192 | |
| 193 | auto stringTable = biosConfig.getBIOSTable(PLDM_BIOS_STRING_TABLE); |
| 194 | auto attrTable = biosConfig.getBIOSTable(PLDM_BIOS_ATTR_TABLE); |
| 195 | |
| 196 | BIOSStringTable biosStringTable(*stringTable); |
| 197 | BIOSTableIter<PLDM_BIOS_ATTR_TABLE> attrTableIter(attrTable->data(), |
| 198 | attrTable->size()); |
| 199 | auto stringHandle = biosStringTable.findHandle("str_example1"); |
| 200 | uint16_t attrHandle{}; |
| 201 | |
| 202 | for (auto entry : BIOSTableIter<PLDM_BIOS_ATTR_TABLE>(attrTable->data(), |
| 203 | attrTable->size())) |
| 204 | { |
| 205 | auto header = table::attribute::decodeHeader(entry); |
| 206 | if (header.stringHandle == stringHandle) |
| 207 | { |
| 208 | attrHandle = header.attrHandle; |
| 209 | break; |
| 210 | } |
| 211 | } |
| 212 | |
| 213 | EXPECT_NE(attrHandle, 0); |
| 214 | |
| 215 | std::vector<uint8_t> attrValueEntry{ |
| 216 | 0, 0, /* attr handle */ |
| 217 | 1, /* attr type string read-write */ |
| 218 | 4, 0, /* current string length */ |
| 219 | 'a', 'b', 'c', 'd', /* defaut value string handle index */ |
| 220 | }; |
| 221 | |
| 222 | attrValueEntry[0] = attrHandle & 0xff; |
| 223 | attrValueEntry[1] = (attrHandle >> 8) & 0xff; |
| 224 | |
| 225 | DBusMapping dbusMapping{"/xyz/abc/def", |
| 226 | "xyz.openbmc_project.str_example1.value", |
| 227 | "Str_example1", "string"}; |
| 228 | PropertyValue value = std::string("abcd"); |
| 229 | EXPECT_CALL(dbusHandler, setDbusProperty(dbusMapping, value)).Times(1); |
| 230 | |
| 231 | auto rc = |
| 232 | biosConfig.setAttrValue(attrValueEntry.data(), attrValueEntry.size()); |
| 233 | EXPECT_EQ(rc, PLDM_SUCCESS); |
| 234 | |
| 235 | auto attrValueTable = biosConfig.getBIOSTable(PLDM_BIOS_ATTR_VAL_TABLE); |
| 236 | auto findEntry = |
| 237 | [&attrValueTable]( |
| 238 | uint16_t handle) -> const pldm_bios_attr_val_table_entry* { |
| 239 | for (auto entry : BIOSTableIter<PLDM_BIOS_ATTR_VAL_TABLE>( |
| 240 | attrValueTable->data(), attrValueTable->size())) |
| 241 | { |
| 242 | auto [attrHandle, _] = table::attribute_value::decodeHeader(entry); |
| 243 | if (attrHandle == handle) |
| 244 | return entry; |
| 245 | } |
| 246 | return nullptr; |
| 247 | }; |
| 248 | |
| 249 | auto entry = findEntry(attrHandle); |
| 250 | EXPECT_NE(entry, nullptr); |
| 251 | |
| 252 | auto p = reinterpret_cast<const uint8_t*>(entry); |
| 253 | EXPECT_THAT(std::vector<uint8_t>(p, p + attrValueEntry.size()), |
| 254 | ElementsAreArray(attrValueEntry)); |
| 255 | } |