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Archana Kakani46f352e2024-03-17 08:21:08 -05001#include "common/bios_utils.hpp"
2#include "common/test/mocked_utils.hpp"
3#include "libpldmresponder/bios_config.hpp"
4#include "libpldmresponder/bios_string_attribute.hpp"
5#include "libpldmresponder/oem_handler.hpp"
6#include "libpldmresponder/platform_config.hpp"
7#include "mocked_bios.hpp"
8
9#include <nlohmann/json.hpp>
10
11#include <fstream>
12#include <memory>
13
14#include <gmock/gmock.h>
15#include <gtest/gtest.h>
16
17using namespace pldm::bios::utils;
18using namespace pldm::responder::bios;
19using namespace pldm::utils;
20
21using ::testing::_;
22using ::testing::ElementsAreArray;
23using ::testing::Return;
24using ::testing::StrEq;
25using ::testing::Throw;
26
27class TestSystemSpecificBIOSConfig : public ::testing::Test
28{
29 public:
Manojkiran Eda2576aec2024-06-17 12:05:17 +053030 static void SetUpTestCase() // will execute once at the beginning of all
Archana Kakani46f352e2024-03-17 08:21:08 -050031 // TestSystemSpecificBIOSConfig objects
32 {
33 char tmpdir[] = "/tmp/BIOSTables.XXXXXX";
34 tableDir = fs::path(mkdtemp(tmpdir));
35
36 std::vector<fs::path> paths = {
37 "./bios_jsons/string_attrs.json",
38 "./bios_jsons/integer_attrs.json",
39 "./bios_jsons/enum_attrs.json",
40 };
41
42 for (auto& path : paths)
43 {
44 std::ifstream file;
45 file.open(path);
46 auto j = Json::parse(file);
47 jsons.emplace_back(j);
48 }
49 }
50
51 std::optional<Json> findJsonEntry(const std::string& name)
52 {
53 for (auto& json : jsons)
54 {
55 auto entries = json.at("entries");
56 for (auto& entry : entries)
57 {
58 auto n = entry.at("attribute_name").get<std::string>();
59 if (n == name)
60 {
61 return entry;
62 }
63 }
64 }
65 return std::nullopt;
66 }
67
68 static void TearDownTestCase() // will be executed once at th end of all
69 // TestSystemSpecificBIOSConfig objects
70 {
71 fs::remove_all(tableDir);
72 }
73
74 static fs::path tableDir;
75 static std::vector<Json> jsons;
76};
77
78fs::path TestSystemSpecificBIOSConfig::tableDir;
79std::vector<Json> TestSystemSpecificBIOSConfig::jsons;
80
81class MockSystemConfig : public pldm::responder::platform_config::Handler
82{
83 public:
84 MockSystemConfig() {}
85 MOCK_METHOD(void, ibmCompatibleAddedCallback, (sdbusplus::message_t&), ());
86 MOCK_METHOD(std::optional<std::filesystem::path>, getPlatformName, ());
87};
88
89TEST_F(TestSystemSpecificBIOSConfig, buildTablesTest)
90{
91 MockdBusHandler dbusHandler;
92 MockSystemConfig mockSystemConfig;
93 std::string biosFilePath("./");
94
95 EXPECT_CALL(mockSystemConfig, getPlatformName())
96 .WillOnce(Return(std::filesystem::path("bios_jsons")));
97
98 BIOSConfig biosConfig(biosFilePath.c_str(), tableDir.c_str(), &dbusHandler,
99 0, 0, nullptr, nullptr, &mockSystemConfig, []() {});
100 auto stringTable = biosConfig.getBIOSTable(PLDM_BIOS_STRING_TABLE);
101 auto attrTable = biosConfig.getBIOSTable(PLDM_BIOS_ATTR_TABLE);
102 auto attrValueTable = biosConfig.getBIOSTable(PLDM_BIOS_ATTR_VAL_TABLE);
103
104 EXPECT_TRUE(stringTable);
105 EXPECT_TRUE(attrTable);
106 EXPECT_TRUE(attrValueTable);
107
108 std::set<std::string> expectedStrings = {"HMCManagedState",
109 "On",
110 "Off",
111 "FWBootSide",
112 "Perm",
113 "Temp",
114 "InbandCodeUpdate",
115 "Allowed",
116 "Allowed",
117 "NotAllowed",
118 "CodeUpdatePolicy",
119 "Concurrent",
120 "Disruptive",
121 "VDD_AVSBUS_RAIL",
122 "SBE_IMAGE_MINIMUM_VALID_ECS",
123 "INTEGER_INVALID_CASE",
124 "str_example1",
125 "str_example2",
126 "str_example3"};
127 std::set<std::string> strings;
128 for (auto entry : BIOSTableIter<PLDM_BIOS_STRING_TABLE>(
129 stringTable->data(), stringTable->size()))
130 {
131 auto str = table::string::decodeString(entry);
132 strings.emplace(str);
133 }
134
135 EXPECT_EQ(strings, expectedStrings);
136
137 BIOSStringTable biosStringTable(*stringTable);
138
139 for (auto entry : BIOSTableIter<PLDM_BIOS_ATTR_TABLE>(attrTable->data(),
140 attrTable->size()))
141 {
142 auto header = table::attribute::decodeHeader(entry);
143 auto attrName = biosStringTable.findString(header.stringHandle);
144 auto jsonEntry = findJsonEntry(attrName);
145 EXPECT_TRUE(jsonEntry);
146 switch (header.attrType)
147 {
148 case PLDM_BIOS_STRING:
149 case PLDM_BIOS_STRING_READ_ONLY:
150 {
151 auto stringField = table::attribute::decodeStringEntry(entry);
152 auto stringType = BIOSStringAttribute::strTypeMap.at(
153 jsonEntry->at("string_type").get<std::string>());
154 EXPECT_EQ(stringField.stringType,
155 static_cast<uint8_t>(stringType));
156
157 EXPECT_EQ(
158 stringField.minLength,
159 jsonEntry->at("minimum_string_length").get<uint16_t>());
160 EXPECT_EQ(
161 stringField.maxLength,
162 jsonEntry->at("maximum_string_length").get<uint16_t>());
Archana Kakani46f352e2024-03-17 08:21:08 -0500163 EXPECT_EQ(stringField.defString,
164 jsonEntry->at("default_string").get<std::string>());
Archana Kakani7d475702024-05-22 08:30:27 -0500165 EXPECT_EQ(stringField.defLength,
166 (stringField.defString).length());
Archana Kakani46f352e2024-03-17 08:21:08 -0500167 break;
168 }
169 case PLDM_BIOS_INTEGER:
170 case PLDM_BIOS_INTEGER_READ_ONLY:
171 {
172 auto integerField = table::attribute::decodeIntegerEntry(entry);
173 EXPECT_EQ(integerField.lowerBound,
174 jsonEntry->at("lower_bound").get<uint64_t>());
175 EXPECT_EQ(integerField.upperBound,
176 jsonEntry->at("upper_bound").get<uint64_t>());
177 EXPECT_EQ(integerField.scalarIncrement,
178 jsonEntry->at("scalar_increment").get<uint32_t>());
179 EXPECT_EQ(integerField.defaultValue,
180 jsonEntry->at("default_value").get<uint64_t>());
181 break;
182 }
183 case PLDM_BIOS_ENUMERATION:
184 case PLDM_BIOS_ENUMERATION_READ_ONLY:
185 {
186 auto [pvHdls,
187 defInds] = table::attribute::decodeEnumEntry(entry);
188 auto possibleValues = jsonEntry->at("possible_values")
189 .get<std::vector<std::string>>();
190 std::vector<std::string> strings;
191 for (auto pv : pvHdls)
192 {
193 auto s = biosStringTable.findString(pv);
194 strings.emplace_back(s);
195 }
196 EXPECT_EQ(strings, possibleValues);
197 EXPECT_EQ(defInds.size(), 1);
198
199 auto defValue = biosStringTable.findString(pvHdls[defInds[0]]);
200 auto defaultValues = jsonEntry->at("default_values")
201 .get<std::vector<std::string>>();
202 EXPECT_EQ(defValue, defaultValues[0]);
203
204 break;
205 }
206 default:
207 EXPECT_TRUE(false);
208 break;
209 }
210 }
211
212 for (auto entry : BIOSTableIter<PLDM_BIOS_ATTR_VAL_TABLE>(
213 attrValueTable->data(), attrValueTable->size()))
214 {
215 auto header = table::attribute_value::decodeHeader(entry);
216 auto attrEntry = table::attribute::findByHandle(*attrTable,
217 header.attrHandle);
218 auto attrHeader = table::attribute::decodeHeader(attrEntry);
219 auto attrName = biosStringTable.findString(attrHeader.stringHandle);
220 auto jsonEntry = findJsonEntry(attrName);
221 EXPECT_TRUE(jsonEntry);
222 switch (header.attrType)
223 {
224 case PLDM_BIOS_STRING:
225 case PLDM_BIOS_STRING_READ_ONLY:
226 {
227 auto value = table::attribute_value::decodeStringEntry(entry);
228 auto defValue =
229 jsonEntry->at("default_string").get<std::string>();
230 EXPECT_EQ(value, defValue);
231 break;
232 }
233 case PLDM_BIOS_INTEGER:
234 case PLDM_BIOS_INTEGER_READ_ONLY:
235 {
236 auto value = table::attribute_value::decodeIntegerEntry(entry);
237 auto defValue = jsonEntry->at("default_value").get<uint64_t>();
238 EXPECT_EQ(value, defValue);
239 break;
240 }
241 case PLDM_BIOS_ENUMERATION:
242 case PLDM_BIOS_ENUMERATION_READ_ONLY:
243 {
244 auto indices = table::attribute_value::decodeEnumEntry(entry);
245 EXPECT_EQ(indices.size(), 1);
246 auto possibleValues = jsonEntry->at("possible_values")
247 .get<std::vector<std::string>>();
248
249 auto defValues = jsonEntry->at("default_values")
250 .get<std::vector<std::string>>();
251 EXPECT_EQ(possibleValues[indices[0]], defValues[0]);
252 break;
253 }
254 default:
255 EXPECT_TRUE(false);
256 break;
257 }
258 }
259}
260
261TEST_F(TestSystemSpecificBIOSConfig, buildTablesSystemSpecificTest)
262{
263 MockdBusHandler dbusHandler;
264 MockSystemConfig mockSystemConfig;
265
266 EXPECT_CALL(mockSystemConfig, getPlatformName()).WillOnce(Return(""));
267 ON_CALL(dbusHandler, getDbusPropertyVariant(_, _, _))
268 .WillByDefault(Throw(std::exception()));
269
270 BIOSConfig biosConfig("./system_type1/bios_jsons", tableDir.c_str(),
271 &dbusHandler, 0, 0, nullptr, nullptr,
272 &mockSystemConfig, []() {});
273
274 auto stringTable = biosConfig.getBIOSTable(PLDM_BIOS_STRING_TABLE);
275 auto attrTable = biosConfig.getBIOSTable(PLDM_BIOS_ATTR_TABLE);
276 auto attrValueTable = biosConfig.getBIOSTable(PLDM_BIOS_ATTR_VAL_TABLE);
277
278 EXPECT_TRUE(stringTable);
279 EXPECT_TRUE(attrTable);
280 EXPECT_TRUE(attrValueTable);
281
282 BIOSStringTable biosStringTable(*stringTable);
283
284 for (auto entry : BIOSTableIter<PLDM_BIOS_ATTR_TABLE>(attrTable->data(),
285 attrTable->size()))
286 {
287 auto header = table::attribute::decodeHeader(entry);
288 auto attrName = biosStringTable.findString(header.stringHandle);
289 auto jsonEntry = findJsonEntry(attrName);
290 EXPECT_TRUE(jsonEntry);
291 switch (header.attrType)
292 {
293 case PLDM_BIOS_STRING:
294 case PLDM_BIOS_STRING_READ_ONLY:
295 {
296 if (attrName == "str_example2")
297 {
298 auto stringField =
299 table::attribute::decodeStringEntry(entry);
300 EXPECT_EQ(stringField.maxLength, 200);
301 }
302
303 break;
304 }
305 case PLDM_BIOS_INTEGER:
306 case PLDM_BIOS_INTEGER_READ_ONLY:
307 {
308 if (attrName == "SBE_IMAGE_MINIMUM_VALID_ECS")
309 {
310 auto integerField =
311 table::attribute::decodeIntegerEntry(entry);
312 EXPECT_EQ(integerField.upperBound, 30);
313 }
314 break;
315 }
316 case PLDM_BIOS_ENUMERATION:
317 case PLDM_BIOS_ENUMERATION_READ_ONLY:
318 {
319 if (attrName == "FWBootSide")
320 {
321 auto [pvHdls,
322 defInds] = table::attribute::decodeEnumEntry(entry);
323 auto defValue =
324 biosStringTable.findString(pvHdls[defInds[0]]);
325 EXPECT_EQ(defValue, "Temp");
326 }
327 }
328 }
329 }
330}
331
332TEST_F(TestSystemSpecificBIOSConfig, setBIOSTable)
333{
334 MockdBusHandler dbusHandler;
335 MockSystemConfig mockSystemConfig;
336
337 EXPECT_CALL(mockSystemConfig, getPlatformName()).WillOnce(Return("jsons"));
338 BIOSConfig biosConfig("./", tableDir.c_str(), &dbusHandler, 0, 0, nullptr,
339 nullptr, &mockSystemConfig, []() {});
340
341 std::set<std::string> strings{"pvm_system_name", "pvm_stop_at_standby",
342 "fw_boot_side", "fw_next_boot_side"};
343
344 Table table;
345 for (const auto& elem : strings)
346 {
347 table::string::constructEntry(table, elem);
348 }
349
350 table::appendPadAndChecksum(table);
351 auto rc = biosConfig.setBIOSTable(PLDM_BIOS_STRING_TABLE, table);
352 EXPECT_EQ(rc, PLDM_SUCCESS);
353
354 auto stringTable = biosConfig.getBIOSTable(PLDM_BIOS_STRING_TABLE);
355 EXPECT_TRUE(stringTable);
356}
357
358TEST_F(TestSystemSpecificBIOSConfig, getBIOSTableFailure)
359{
360 MockdBusHandler dbusHandler;
361 MockSystemConfig mockSystemConfig;
362
363 EXPECT_CALL(mockSystemConfig, getPlatformName()).WillOnce(Return("jsons"));
364 BIOSConfig biosConfig("./", tableDir.c_str(), &dbusHandler, 0, 0, nullptr,
365 nullptr, &mockSystemConfig, []() {});
366
367 auto stringTable = biosConfig.getBIOSTable(PLDM_BIOS_STRING_TABLE);
368 auto attrTable = biosConfig.getBIOSTable(PLDM_BIOS_ATTR_TABLE);
369 auto attrValueTable = biosConfig.getBIOSTable(PLDM_BIOS_ATTR_VAL_TABLE);
370
371 EXPECT_FALSE(stringTable);
372 EXPECT_FALSE(attrTable);
373 EXPECT_FALSE(attrValueTable);
374}
375
376TEST_F(TestSystemSpecificBIOSConfig, setAttrValueFailure)
377{
378 MockdBusHandler dbusHandler;
379 MockSystemConfig mockSystemConfig;
380
381 EXPECT_CALL(mockSystemConfig, getPlatformName()).WillOnce(Return("jsons"));
382 BIOSConfig biosConfig("./", tableDir.c_str(), &dbusHandler, 0, 0, nullptr,
383 nullptr, &mockSystemConfig, []() {});
384
385 std::vector<uint8_t> attrValueEntry{
386 0, 0, /* attr handle */
387 1, /* attr type string read-write */
388 4, 0, /* current string length */
Manojkiran Eda2576aec2024-06-17 12:05:17 +0530389 'a', 'b', 'c', 'd', /* default value string handle index */
Archana Kakani46f352e2024-03-17 08:21:08 -0500390 };
391
392 uint16_t attrHandle{10};
393 attrValueEntry[0] = attrHandle & 0xff;
394 attrValueEntry[1] = (attrHandle >> 8) & 0xff;
395
396 auto rc = biosConfig.setAttrValue(attrValueEntry.data(),
397 attrValueEntry.size(), false);
Manojkiran Eda2576aec2024-06-17 12:05:17 +0530398 std::cout << "Error in setting Attribute " << rc << std::endl;
Archana Kakani46f352e2024-03-17 08:21:08 -0500399 EXPECT_EQ(rc, PLDM_BIOS_TABLE_UNAVAILABLE);
400}
401
402TEST_F(TestSystemSpecificBIOSConfig, setAttrValue)
403{
404 MockdBusHandler dbusHandler;
405 MockSystemConfig mockSystemConfig;
406
407 EXPECT_CALL(mockSystemConfig, getPlatformName())
408 .WillOnce(Return(std::filesystem::path("")));
409
410 BIOSConfig biosConfig("./bios_jsons", tableDir.c_str(), &dbusHandler, 0, 0,
411 nullptr, nullptr, &mockSystemConfig, []() {});
412
413 auto stringTable = biosConfig.getBIOSTable(PLDM_BIOS_STRING_TABLE);
414 auto attrTable = biosConfig.getBIOSTable(PLDM_BIOS_ATTR_TABLE);
415
416 BIOSStringTable biosStringTable(*stringTable);
417 BIOSTableIter<PLDM_BIOS_ATTR_TABLE> attrTableIter(attrTable->data(),
418 attrTable->size());
419 auto stringHandle = biosStringTable.findHandle("str_example1");
420 uint16_t attrHandle{};
421
422 for (auto entry : BIOSTableIter<PLDM_BIOS_ATTR_TABLE>(attrTable->data(),
423 attrTable->size()))
424 {
425 auto header = table::attribute::decodeHeader(entry);
426 if (header.stringHandle == stringHandle)
427 {
428 attrHandle = header.attrHandle;
429 break;
430 }
431 }
432
433 EXPECT_NE(attrHandle, 0);
434
435 std::vector<uint8_t> attrValueEntry{
436 0, 0, /* attr handle */
437 1, /* attr type string read-write */
438 4, 0, /* current string length */
Manojkiran Eda2576aec2024-06-17 12:05:17 +0530439 'a', 'b', 'c', 'd', /* default value string handle index */
Archana Kakani46f352e2024-03-17 08:21:08 -0500440 };
441
442 attrValueEntry[0] = attrHandle & 0xff;
443 attrValueEntry[1] = (attrHandle >> 8) & 0xff;
444
445 DBusMapping dbusMapping{"/xyz/abc/def",
446 "xyz.openbmc_project.str_example1.value",
447 "Str_example1", "string"};
448 PropertyValue value = std::string("abcd");
449 EXPECT_CALL(dbusHandler, setDbusProperty(dbusMapping, value)).Times(1);
450
451 auto rc = biosConfig.setAttrValue(attrValueEntry.data(),
452 attrValueEntry.size(), false);
453 EXPECT_EQ(rc, PLDM_SUCCESS);
454
455 auto attrValueTable = biosConfig.getBIOSTable(PLDM_BIOS_ATTR_VAL_TABLE);
456 auto findEntry =
457 [&attrValueTable](
458 uint16_t handle) -> const pldm_bios_attr_val_table_entry* {
459 for (auto entry : BIOSTableIter<PLDM_BIOS_ATTR_VAL_TABLE>(
460 attrValueTable->data(), attrValueTable->size()))
461 {
462 auto [attrHandle, _] = table::attribute_value::decodeHeader(entry);
463 if (attrHandle == handle)
464 return entry;
465 }
466 return nullptr;
467 };
468
469 auto entry = findEntry(attrHandle);
470 EXPECT_NE(entry, nullptr);
471
472 auto p = reinterpret_cast<const uint8_t*>(entry);
473 EXPECT_THAT(std::vector<uint8_t>(p, p + attrValueEntry.size()),
474 ElementsAreArray(attrValueEntry));
475}