| // |
| // Copyright (C) 2012 The Android Open Source Project |
| // |
| // Licensed under the Apache License, Version 2.0 (the "License"); |
| // you may not use this file except in compliance with the License. |
| // You may obtain a copy of the License at |
| // |
| // http://www.apache.org/licenses/LICENSE-2.0 |
| // |
| // Unless required by applicable law or agreed to in writing, software |
| // distributed under the License is distributed on an "AS IS" BASIS, |
| // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| // See the License for the specific language governing permissions and |
| // limitations under the License. |
| // |
| |
| #include "update_engine/delta_performer.h" |
| |
| #include <inttypes.h> |
| |
| #include <string> |
| #include <vector> |
| |
| #include <base/files/file_path.h> |
| #include <base/files/file_util.h> |
| #include <base/strings/string_number_conversions.h> |
| #include <base/strings/string_util.h> |
| #include <base/strings/stringprintf.h> |
| #include <google/protobuf/repeated_field.h> |
| #include <gtest/gtest.h> |
| |
| #include "update_engine/constants.h" |
| #include "update_engine/fake_hardware.h" |
| #include "update_engine/fake_prefs.h" |
| #include "update_engine/fake_system_state.h" |
| #include "update_engine/payload_constants.h" |
| #include "update_engine/payload_generator/bzip.h" |
| #include "update_engine/payload_generator/extent_ranges.h" |
| #include "update_engine/payload_generator/payload_file.h" |
| #include "update_engine/payload_generator/payload_signer.h" |
| #include "update_engine/test_utils.h" |
| #include "update_engine/update_metadata.pb.h" |
| #include "update_engine/utils.h" |
| |
| namespace chromeos_update_engine { |
| |
| using std::string; |
| using std::vector; |
| using test_utils::System; |
| using test_utils::kRandomString; |
| |
| extern const char* kUnittestPrivateKeyPath; |
| extern const char* kUnittestPublicKeyPath; |
| |
| static const char* kBogusMetadataSignature1 = |
| "awSFIUdUZz2VWFiR+ku0Pj00V7bPQPQFYQSXjEXr3vaw3TE4xHV5CraY3/YrZpBv" |
| "J5z4dSBskoeuaO1TNC/S6E05t+yt36tE4Fh79tMnJ/z9fogBDXWgXLEUyG78IEQr" |
| "YH6/eBsQGT2RJtBgXIXbZ9W+5G9KmGDoPOoiaeNsDuqHiBc/58OFsrxskH8E6vMS" |
| "BmMGGk82mvgzic7ApcoURbCGey1b3Mwne/hPZ/bb9CIyky8Og9IfFMdL2uAweOIR" |
| "fjoTeLYZpt+WN65Vu7jJ0cQN8e1y+2yka5112wpRf/LLtPgiAjEZnsoYpLUd7CoV" |
| "pLRtClp97kN2+tXGNBQqkA=="; |
| |
| namespace { |
| // Different options that determine what we should fill into the |
| // install_plan.metadata_signature to simulate the contents received in the |
| // Omaha response. |
| enum MetadataSignatureTest { |
| kEmptyMetadataSignature, |
| kInvalidMetadataSignature, |
| kValidMetadataSignature, |
| }; |
| |
| // Compressed data without checksum, generated with: |
| // echo -n a | xz -9 --check=none | hexdump -v -e '" " 12/1 "0x%02x, " "\n"' |
| const uint8_t kXzCompressedData[] = { |
| 0xfd, 0x37, 0x7a, 0x58, 0x5a, 0x00, 0x00, 0x00, 0xff, 0x12, 0xd9, 0x41, |
| 0x02, 0x00, 0x21, 0x01, 0x1c, 0x00, 0x00, 0x00, 0x10, 0xcf, 0x58, 0xcc, |
| 0x01, 0x00, 0x00, 0x61, 0x00, 0x00, 0x00, 0x00, 0x00, 0x01, 0x11, 0x01, |
| 0xad, 0xa6, 0x58, 0x04, 0x06, 0x72, 0x9e, 0x7a, 0x01, 0x00, 0x00, 0x00, |
| 0x00, 0x00, 0x59, 0x5a, |
| }; |
| |
| } // namespace |
| |
| class DeltaPerformerTest : public ::testing::Test { |
| protected: |
| void SetUp() override { |
| install_plan_.source_slot = 0; |
| install_plan_.target_slot = 1; |
| } |
| |
| // Test helper placed where it can easily be friended from DeltaPerformer. |
| void RunManifestValidation(const DeltaArchiveManifest& manifest, |
| uint64_t major_version, |
| bool full_payload, |
| ErrorCode expected) { |
| // The install plan is for Full or Delta. |
| install_plan_.is_full_update = full_payload; |
| |
| // The Manifest we are validating. |
| performer_.manifest_.CopyFrom(manifest); |
| performer_.major_payload_version_ = major_version; |
| |
| EXPECT_EQ(expected, performer_.ValidateManifest()); |
| } |
| |
| brillo::Blob GeneratePayload(const brillo::Blob& blob_data, |
| const vector<AnnotatedOperation>& aops, |
| bool sign_payload, |
| uint64_t major_version, |
| uint32_t minor_version) { |
| string blob_path; |
| EXPECT_TRUE(utils::MakeTempFile("Blob-XXXXXX", &blob_path, nullptr)); |
| ScopedPathUnlinker blob_unlinker(blob_path); |
| EXPECT_TRUE(utils::WriteFile(blob_path.c_str(), |
| blob_data.data(), |
| blob_data.size())); |
| |
| PayloadGenerationConfig config; |
| config.major_version = major_version; |
| config.minor_version = minor_version; |
| |
| PayloadFile payload; |
| EXPECT_TRUE(payload.Init(config)); |
| |
| PartitionConfig old_part(kLegacyPartitionNameRoot); |
| PartitionConfig new_part(kLegacyPartitionNameRoot); |
| new_part.path = "/dev/zero"; |
| new_part.size = 1234; |
| |
| payload.AddPartition(old_part, new_part, aops); |
| |
| // We include a kernel partition without operations. |
| old_part.name = kLegacyPartitionNameKernel; |
| new_part.name = kLegacyPartitionNameKernel; |
| new_part.size = 0; |
| payload.AddPartition(old_part, new_part, {}); |
| |
| string payload_path; |
| EXPECT_TRUE(utils::MakeTempFile("Payload-XXXXXX", &payload_path, nullptr)); |
| ScopedPathUnlinker payload_unlinker(payload_path); |
| EXPECT_TRUE(payload.WritePayload(payload_path, blob_path, |
| sign_payload ? kUnittestPrivateKeyPath : "", |
| &install_plan_.metadata_size)); |
| |
| brillo::Blob payload_data; |
| EXPECT_TRUE(utils::ReadFile(payload_path, &payload_data)); |
| return payload_data; |
| } |
| |
| // Apply |payload_data| on partition specified in |source_path|. |
| brillo::Blob ApplyPayload(const brillo::Blob& payload_data, |
| const string& source_path) { |
| return ApplyPayloadToData(payload_data, source_path, brillo::Blob()); |
| } |
| |
| // Apply the payload provided in |payload_data| reading from the |source_path| |
| // file and writing the contents to a new partition. The existing data in the |
| // new target file are set to |target_data| before applying the payload. |
| // Returns the result of the payload application. |
| brillo::Blob ApplyPayloadToData(const brillo::Blob& payload_data, |
| const string& source_path, |
| const brillo::Blob& target_data) { |
| string new_part; |
| EXPECT_TRUE(utils::MakeTempFile("Partition-XXXXXX", &new_part, nullptr)); |
| ScopedPathUnlinker partition_unlinker(new_part); |
| EXPECT_TRUE(utils::WriteFile(new_part.c_str(), target_data.data(), |
| target_data.size())); |
| |
| // We installed the operations only in the rootfs partition, but the |
| // delta performer needs to access all the partitions. |
| fake_system_state_.fake_boot_control()->SetPartitionDevice( |
| kLegacyPartitionNameRoot, install_plan_.target_slot, new_part); |
| fake_system_state_.fake_boot_control()->SetPartitionDevice( |
| kLegacyPartitionNameRoot, install_plan_.source_slot, source_path); |
| fake_system_state_.fake_boot_control()->SetPartitionDevice( |
| kLegacyPartitionNameKernel, install_plan_.target_slot, "/dev/null"); |
| fake_system_state_.fake_boot_control()->SetPartitionDevice( |
| kLegacyPartitionNameKernel, install_plan_.source_slot, "/dev/null"); |
| |
| EXPECT_TRUE(performer_.Write(payload_data.data(), payload_data.size())); |
| EXPECT_EQ(0, performer_.Close()); |
| |
| brillo::Blob partition_data; |
| EXPECT_TRUE(utils::ReadFile(new_part, &partition_data)); |
| return partition_data; |
| } |
| |
| // Calls delta performer's Write method by pretending to pass in bytes from a |
| // delta file whose metadata size is actual_metadata_size and tests if all |
| // checks are correctly performed if the install plan contains |
| // expected_metadata_size and that the result of the parsing are as per |
| // hash_checks_mandatory flag. |
| void DoMetadataSizeTest(uint64_t expected_metadata_size, |
| uint64_t actual_metadata_size, |
| bool hash_checks_mandatory) { |
| install_plan_.hash_checks_mandatory = hash_checks_mandatory; |
| |
| // Set a valid magic string and version number 1. |
| EXPECT_TRUE(performer_.Write("CrAU", 4)); |
| uint64_t version = htobe64(kChromeOSMajorPayloadVersion); |
| EXPECT_TRUE(performer_.Write(&version, 8)); |
| |
| install_plan_.metadata_size = expected_metadata_size; |
| ErrorCode error_code; |
| // When filling in size in manifest, exclude the size of the 20-byte header. |
| uint64_t size_in_manifest = htobe64(actual_metadata_size - 20); |
| bool result = performer_.Write(&size_in_manifest, 8, &error_code); |
| if (expected_metadata_size == actual_metadata_size || |
| !hash_checks_mandatory) { |
| EXPECT_TRUE(result); |
| } else { |
| EXPECT_FALSE(result); |
| EXPECT_EQ(ErrorCode::kDownloadInvalidMetadataSize, error_code); |
| } |
| |
| EXPECT_LT(performer_.Close(), 0); |
| } |
| |
| // Generates a valid delta file but tests the delta performer by suppling |
| // different metadata signatures as per metadata_signature_test flag and |
| // sees if the result of the parsing are as per hash_checks_mandatory flag. |
| void DoMetadataSignatureTest(MetadataSignatureTest metadata_signature_test, |
| bool sign_payload, |
| bool hash_checks_mandatory) { |
| |
| // Loads the payload and parses the manifest. |
| brillo::Blob payload = GeneratePayload(brillo::Blob(), |
| vector<AnnotatedOperation>(), sign_payload, |
| kChromeOSMajorPayloadVersion, kFullPayloadMinorVersion); |
| |
| LOG(INFO) << "Payload size: " << payload.size(); |
| |
| install_plan_.hash_checks_mandatory = hash_checks_mandatory; |
| |
| DeltaPerformer::MetadataParseResult expected_result, actual_result; |
| ErrorCode expected_error, actual_error; |
| |
| // Fill up the metadata signature in install plan according to the test. |
| switch (metadata_signature_test) { |
| case kEmptyMetadataSignature: |
| install_plan_.metadata_signature.clear(); |
| expected_result = DeltaPerformer::kMetadataParseError; |
| expected_error = ErrorCode::kDownloadMetadataSignatureMissingError; |
| break; |
| |
| case kInvalidMetadataSignature: |
| install_plan_.metadata_signature = kBogusMetadataSignature1; |
| expected_result = DeltaPerformer::kMetadataParseError; |
| expected_error = ErrorCode::kDownloadMetadataSignatureMismatch; |
| break; |
| |
| case kValidMetadataSignature: |
| default: |
| // Set the install plan's metadata size to be the same as the one |
| // in the manifest so that we pass the metadata size checks. Only |
| // then we can get to manifest signature checks. |
| ASSERT_TRUE(PayloadSigner::GetMetadataSignature( |
| payload.data(), |
| install_plan_.metadata_size, |
| kUnittestPrivateKeyPath, |
| &install_plan_.metadata_signature)); |
| EXPECT_FALSE(install_plan_.metadata_signature.empty()); |
| expected_result = DeltaPerformer::kMetadataParseSuccess; |
| expected_error = ErrorCode::kSuccess; |
| break; |
| } |
| |
| // Ignore the expected result/error if hash checks are not mandatory. |
| if (!hash_checks_mandatory) { |
| expected_result = DeltaPerformer::kMetadataParseSuccess; |
| expected_error = ErrorCode::kSuccess; |
| } |
| |
| // Use the public key corresponding to the private key used above to |
| // sign the metadata. |
| EXPECT_TRUE(utils::FileExists(kUnittestPublicKeyPath)); |
| performer_.set_public_key_path(kUnittestPublicKeyPath); |
| |
| // Init actual_error with an invalid value so that we make sure |
| // ParsePayloadMetadata properly populates it in all cases. |
| actual_error = ErrorCode::kUmaReportedMax; |
| actual_result = performer_.ParsePayloadMetadata(payload, &actual_error); |
| |
| EXPECT_EQ(expected_result, actual_result); |
| EXPECT_EQ(expected_error, actual_error); |
| |
| // Check that the parsed metadata size is what's expected. This test |
| // implicitly confirms that the metadata signature is valid, if required. |
| EXPECT_EQ(install_plan_.metadata_size, performer_.GetMetadataSize()); |
| } |
| |
| void SetSupportedMajorVersion(uint64_t major_version) { |
| performer_.supported_major_version_ = major_version; |
| } |
| FakePrefs prefs_; |
| InstallPlan install_plan_; |
| FakeSystemState fake_system_state_; |
| DeltaPerformer performer_{&prefs_, &fake_system_state_, &install_plan_}; |
| }; |
| |
| TEST_F(DeltaPerformerTest, FullPayloadWriteTest) { |
| install_plan_.is_full_update = true; |
| brillo::Blob expected_data = brillo::Blob(std::begin(kRandomString), |
| std::end(kRandomString)); |
| expected_data.resize(4096); // block size |
| vector<AnnotatedOperation> aops; |
| AnnotatedOperation aop; |
| *(aop.op.add_dst_extents()) = ExtentForRange(0, 1); |
| aop.op.set_data_offset(0); |
| aop.op.set_data_length(expected_data.size()); |
| aop.op.set_type(InstallOperation::REPLACE); |
| aops.push_back(aop); |
| |
| brillo::Blob payload_data = GeneratePayload(expected_data, aops, false, |
| kChromeOSMajorPayloadVersion, kFullPayloadMinorVersion); |
| |
| EXPECT_EQ(expected_data, ApplyPayload(payload_data, "/dev/null")); |
| } |
| |
| TEST_F(DeltaPerformerTest, ReplaceOperationTest) { |
| brillo::Blob expected_data = brillo::Blob(std::begin(kRandomString), |
| std::end(kRandomString)); |
| expected_data.resize(4096); // block size |
| vector<AnnotatedOperation> aops; |
| AnnotatedOperation aop; |
| *(aop.op.add_dst_extents()) = ExtentForRange(0, 1); |
| aop.op.set_data_offset(0); |
| aop.op.set_data_length(expected_data.size()); |
| aop.op.set_type(InstallOperation::REPLACE); |
| aops.push_back(aop); |
| |
| brillo::Blob payload_data = GeneratePayload(expected_data, aops, false, |
| kChromeOSMajorPayloadVersion, |
| kSourceMinorPayloadVersion); |
| |
| EXPECT_EQ(expected_data, ApplyPayload(payload_data, "/dev/null")); |
| } |
| |
| TEST_F(DeltaPerformerTest, ReplaceBzOperationTest) { |
| brillo::Blob expected_data = brillo::Blob(std::begin(kRandomString), |
| std::end(kRandomString)); |
| expected_data.resize(4096); // block size |
| brillo::Blob bz_data; |
| EXPECT_TRUE(BzipCompress(expected_data, &bz_data)); |
| |
| vector<AnnotatedOperation> aops; |
| AnnotatedOperation aop; |
| *(aop.op.add_dst_extents()) = ExtentForRange(0, 1); |
| aop.op.set_data_offset(0); |
| aop.op.set_data_length(bz_data.size()); |
| aop.op.set_type(InstallOperation::REPLACE_BZ); |
| aops.push_back(aop); |
| |
| brillo::Blob payload_data = GeneratePayload(bz_data, aops, false, |
| kChromeOSMajorPayloadVersion, |
| kSourceMinorPayloadVersion); |
| |
| EXPECT_EQ(expected_data, ApplyPayload(payload_data, "/dev/null")); |
| } |
| |
| TEST_F(DeltaPerformerTest, ReplaceXzOperationTest) { |
| brillo::Blob xz_data(std::begin(kXzCompressedData), |
| std::end(kXzCompressedData)); |
| // The compressed xz data contains only a single "a", but the operation should |
| // pad the rest of the two blocks with zeros. |
| brillo::Blob expected_data = brillo::Blob(4096, 0); |
| expected_data[0] = 'a'; |
| |
| AnnotatedOperation aop; |
| *(aop.op.add_dst_extents()) = ExtentForRange(0, 1); |
| aop.op.set_data_offset(0); |
| aop.op.set_data_length(xz_data.size()); |
| aop.op.set_type(InstallOperation::REPLACE_XZ); |
| vector<AnnotatedOperation> aops = {aop}; |
| |
| brillo::Blob payload_data = GeneratePayload(xz_data, aops, false, |
| kChromeOSMajorPayloadVersion, |
| kSourceMinorPayloadVersion); |
| |
| EXPECT_EQ(expected_data, ApplyPayload(payload_data, "/dev/null")); |
| } |
| |
| TEST_F(DeltaPerformerTest, ZeroOperationTest) { |
| brillo::Blob existing_data = brillo::Blob(4096 * 10, 'a'); |
| brillo::Blob expected_data = existing_data; |
| // Blocks 4, 5 and 7 should have zeros instead of 'a' after the operation is |
| // applied. |
| std::fill(expected_data.data() + 4096 * 4, expected_data.data() + 4096 * 6, |
| 0); |
| std::fill(expected_data.data() + 4096 * 7, expected_data.data() + 4096 * 8, |
| 0); |
| |
| AnnotatedOperation aop; |
| *(aop.op.add_dst_extents()) = ExtentForRange(4, 2); |
| *(aop.op.add_dst_extents()) = ExtentForRange(7, 1); |
| aop.op.set_type(InstallOperation::ZERO); |
| vector<AnnotatedOperation> aops = {aop}; |
| |
| brillo::Blob payload_data = GeneratePayload(brillo::Blob(), aops, false, |
| kChromeOSMajorPayloadVersion, |
| kSourceMinorPayloadVersion); |
| |
| EXPECT_EQ(expected_data, |
| ApplyPayloadToData(payload_data, "/dev/null", existing_data)); |
| } |
| |
| TEST_F(DeltaPerformerTest, SourceCopyOperationTest) { |
| brillo::Blob expected_data = brillo::Blob(std::begin(kRandomString), |
| std::end(kRandomString)); |
| expected_data.resize(4096); // block size |
| vector<AnnotatedOperation> aops; |
| AnnotatedOperation aop; |
| *(aop.op.add_src_extents()) = ExtentForRange(0, 1); |
| *(aop.op.add_dst_extents()) = ExtentForRange(0, 1); |
| aop.op.set_type(InstallOperation::SOURCE_COPY); |
| aops.push_back(aop); |
| |
| brillo::Blob payload_data = GeneratePayload(brillo::Blob(), aops, false, |
| kChromeOSMajorPayloadVersion, |
| kSourceMinorPayloadVersion); |
| string source_path; |
| EXPECT_TRUE(utils::MakeTempFile("Source-XXXXXX", |
| &source_path, nullptr)); |
| ScopedPathUnlinker path_unlinker(source_path); |
| EXPECT_TRUE(utils::WriteFile(source_path.c_str(), |
| expected_data.data(), |
| expected_data.size())); |
| |
| EXPECT_EQ(expected_data, ApplyPayload(payload_data, source_path)); |
| } |
| |
| TEST_F(DeltaPerformerTest, ExtentsToByteStringTest) { |
| uint64_t test[] = {1, 1, 4, 2, 0, 1}; |
| COMPILE_ASSERT(arraysize(test) % 2 == 0, array_size_uneven); |
| const uint64_t block_size = 4096; |
| const uint64_t file_length = 4 * block_size - 13; |
| |
| google::protobuf::RepeatedPtrField<Extent> extents; |
| for (size_t i = 0; i < arraysize(test); i += 2) { |
| *(extents.Add()) = ExtentForRange(test[i], test[i + 1]); |
| } |
| |
| string expected_output = "4096:4096,16384:8192,0:4083"; |
| string actual_output; |
| EXPECT_TRUE(DeltaPerformer::ExtentsToBsdiffPositionsString(extents, |
| block_size, |
| file_length, |
| &actual_output)); |
| EXPECT_EQ(expected_output, actual_output); |
| } |
| |
| TEST_F(DeltaPerformerTest, ValidateManifestFullGoodTest) { |
| // The Manifest we are validating. |
| DeltaArchiveManifest manifest; |
| manifest.mutable_new_kernel_info(); |
| manifest.mutable_new_rootfs_info(); |
| manifest.set_minor_version(kFullPayloadMinorVersion); |
| |
| RunManifestValidation(manifest, kChromeOSMajorPayloadVersion, true, |
| ErrorCode::kSuccess); |
| } |
| |
| TEST_F(DeltaPerformerTest, ValidateManifestDeltaGoodTest) { |
| // The Manifest we are validating. |
| DeltaArchiveManifest manifest; |
| manifest.mutable_old_kernel_info(); |
| manifest.mutable_old_rootfs_info(); |
| manifest.mutable_new_kernel_info(); |
| manifest.mutable_new_rootfs_info(); |
| manifest.set_minor_version(DeltaPerformer::kSupportedMinorPayloadVersion); |
| |
| RunManifestValidation(manifest, kChromeOSMajorPayloadVersion, false, |
| ErrorCode::kSuccess); |
| } |
| |
| TEST_F(DeltaPerformerTest, ValidateManifestFullUnsetMinorVersion) { |
| // The Manifest we are validating. |
| DeltaArchiveManifest manifest; |
| |
| RunManifestValidation(manifest, DeltaPerformer::kSupportedMajorPayloadVersion, |
| true, ErrorCode::kSuccess); |
| } |
| |
| TEST_F(DeltaPerformerTest, ValidateManifestDeltaUnsetMinorVersion) { |
| // The Manifest we are validating. |
| DeltaArchiveManifest manifest; |
| |
| RunManifestValidation(manifest, DeltaPerformer::kSupportedMajorPayloadVersion, |
| false, ErrorCode::kUnsupportedMinorPayloadVersion); |
| } |
| |
| TEST_F(DeltaPerformerTest, ValidateManifestFullOldKernelTest) { |
| // The Manifest we are validating. |
| DeltaArchiveManifest manifest; |
| manifest.mutable_old_kernel_info(); |
| manifest.mutable_new_kernel_info(); |
| manifest.mutable_new_rootfs_info(); |
| manifest.set_minor_version(DeltaPerformer::kSupportedMinorPayloadVersion); |
| |
| RunManifestValidation(manifest, kChromeOSMajorPayloadVersion, true, |
| ErrorCode::kPayloadMismatchedType); |
| } |
| |
| TEST_F(DeltaPerformerTest, ValidateManifestFullOldRootfsTest) { |
| // The Manifest we are validating. |
| DeltaArchiveManifest manifest; |
| manifest.mutable_old_rootfs_info(); |
| manifest.mutable_new_kernel_info(); |
| manifest.mutable_new_rootfs_info(); |
| manifest.set_minor_version(DeltaPerformer::kSupportedMinorPayloadVersion); |
| |
| RunManifestValidation(manifest, kChromeOSMajorPayloadVersion, true, |
| ErrorCode::kPayloadMismatchedType); |
| } |
| |
| TEST_F(DeltaPerformerTest, ValidateManifestFullPartitionUpdateTest) { |
| // The Manifest we are validating. |
| DeltaArchiveManifest manifest; |
| PartitionUpdate* partition = manifest.add_partitions(); |
| partition->mutable_old_partition_info(); |
| partition->mutable_new_partition_info(); |
| manifest.set_minor_version(DeltaPerformer::kSupportedMinorPayloadVersion); |
| |
| RunManifestValidation(manifest, kBrilloMajorPayloadVersion, true, |
| ErrorCode::kPayloadMismatchedType); |
| } |
| |
| TEST_F(DeltaPerformerTest, ValidateManifestBadMinorVersion) { |
| // The Manifest we are validating. |
| DeltaArchiveManifest manifest; |
| |
| // Generate a bad version number. |
| manifest.set_minor_version(DeltaPerformer::kSupportedMinorPayloadVersion + |
| 10000); |
| |
| RunManifestValidation(manifest, DeltaPerformer::kSupportedMajorPayloadVersion, |
| false, ErrorCode::kUnsupportedMinorPayloadVersion); |
| } |
| |
| TEST_F(DeltaPerformerTest, BrilloMetadataSignatureSizeTest) { |
| EXPECT_TRUE(performer_.Write(kDeltaMagic, sizeof(kDeltaMagic))); |
| |
| uint64_t major_version = htobe64(kBrilloMajorPayloadVersion); |
| EXPECT_TRUE(performer_.Write(&major_version, 8)); |
| |
| uint64_t manifest_size = rand() % 256; |
| uint64_t manifest_size_be = htobe64(manifest_size); |
| EXPECT_TRUE(performer_.Write(&manifest_size_be, 8)); |
| |
| uint32_t metadata_signature_size = rand() % 256; |
| uint32_t metadata_signature_size_be = htobe32(metadata_signature_size); |
| EXPECT_TRUE(performer_.Write(&metadata_signature_size_be, 4)); |
| |
| EXPECT_LT(performer_.Close(), 0); |
| |
| EXPECT_TRUE(performer_.IsHeaderParsed()); |
| EXPECT_EQ(kBrilloMajorPayloadVersion, performer_.GetMajorVersion()); |
| uint64_t manifest_offset; |
| EXPECT_TRUE(performer_.GetManifestOffset(&manifest_offset)); |
| EXPECT_EQ(24, manifest_offset); // 4 + 8 + 8 + 4 |
| EXPECT_EQ(manifest_offset + manifest_size, performer_.GetMetadataSize()); |
| EXPECT_EQ(metadata_signature_size, performer_.metadata_signature_size_); |
| } |
| |
| TEST_F(DeltaPerformerTest, BrilloVerifyMetadataSignatureTest) { |
| brillo::Blob payload_data = GeneratePayload({}, {}, true, |
| kBrilloMajorPayloadVersion, |
| kSourceMinorPayloadVersion); |
| install_plan_.hash_checks_mandatory = true; |
| // Just set these value so that we can use ValidateMetadataSignature directly. |
| performer_.major_payload_version_ = kBrilloMajorPayloadVersion; |
| performer_.metadata_size_ = install_plan_.metadata_size; |
| uint64_t signature_length; |
| EXPECT_TRUE(PayloadSigner::SignatureBlobLength({kUnittestPrivateKeyPath}, |
| &signature_length)); |
| performer_.metadata_signature_size_ = signature_length; |
| performer_.set_public_key_path(kUnittestPublicKeyPath); |
| EXPECT_EQ(ErrorCode::kSuccess, |
| performer_.ValidateMetadataSignature(payload_data)); |
| } |
| |
| TEST_F(DeltaPerformerTest, BadDeltaMagicTest) { |
| EXPECT_TRUE(performer_.Write("junk", 4)); |
| EXPECT_FALSE(performer_.Write("morejunk", 8)); |
| EXPECT_LT(performer_.Close(), 0); |
| } |
| |
| TEST_F(DeltaPerformerTest, WriteUpdatesPayloadState) { |
| EXPECT_CALL(*(fake_system_state_.mock_payload_state()), |
| DownloadProgress(4)).Times(1); |
| EXPECT_CALL(*(fake_system_state_.mock_payload_state()), |
| DownloadProgress(8)).Times(1); |
| |
| EXPECT_TRUE(performer_.Write("junk", 4)); |
| EXPECT_FALSE(performer_.Write("morejunk", 8)); |
| EXPECT_LT(performer_.Close(), 0); |
| } |
| |
| TEST_F(DeltaPerformerTest, MissingMandatoryMetadataSizeTest) { |
| DoMetadataSizeTest(0, 75456, true); |
| } |
| |
| TEST_F(DeltaPerformerTest, MissingNonMandatoryMetadataSizeTest) { |
| DoMetadataSizeTest(0, 123456, false); |
| } |
| |
| TEST_F(DeltaPerformerTest, InvalidMandatoryMetadataSizeTest) { |
| DoMetadataSizeTest(13000, 140000, true); |
| } |
| |
| TEST_F(DeltaPerformerTest, InvalidNonMandatoryMetadataSizeTest) { |
| DoMetadataSizeTest(40000, 50000, false); |
| } |
| |
| TEST_F(DeltaPerformerTest, ValidMandatoryMetadataSizeTest) { |
| DoMetadataSizeTest(85376, 85376, true); |
| } |
| |
| TEST_F(DeltaPerformerTest, MandatoryEmptyMetadataSignatureTest) { |
| DoMetadataSignatureTest(kEmptyMetadataSignature, true, true); |
| } |
| |
| TEST_F(DeltaPerformerTest, NonMandatoryEmptyMetadataSignatureTest) { |
| DoMetadataSignatureTest(kEmptyMetadataSignature, true, false); |
| } |
| |
| TEST_F(DeltaPerformerTest, MandatoryInvalidMetadataSignatureTest) { |
| DoMetadataSignatureTest(kInvalidMetadataSignature, true, true); |
| } |
| |
| TEST_F(DeltaPerformerTest, NonMandatoryInvalidMetadataSignatureTest) { |
| DoMetadataSignatureTest(kInvalidMetadataSignature, true, false); |
| } |
| |
| TEST_F(DeltaPerformerTest, MandatoryValidMetadataSignature1Test) { |
| DoMetadataSignatureTest(kValidMetadataSignature, false, true); |
| } |
| |
| TEST_F(DeltaPerformerTest, MandatoryValidMetadataSignature2Test) { |
| DoMetadataSignatureTest(kValidMetadataSignature, true, true); |
| } |
| |
| TEST_F(DeltaPerformerTest, NonMandatoryValidMetadataSignatureTest) { |
| DoMetadataSignatureTest(kValidMetadataSignature, true, false); |
| } |
| |
| TEST_F(DeltaPerformerTest, UsePublicKeyFromResponse) { |
| base::FilePath key_path; |
| |
| // The result of the GetPublicKeyResponse() method is based on three things |
| // |
| // 1. Whether it's an official build; and |
| // 2. Whether the Public RSA key to be used is in the root filesystem; and |
| // 3. Whether the response has a public key |
| // |
| // We test all eight combinations to ensure that we only use the |
| // public key in the response if |
| // |
| // a. it's not an official build; and |
| // b. there is no key in the root filesystem. |
| |
| FakeHardware* fake_hardware = fake_system_state_.fake_hardware(); |
| |
| string temp_dir; |
| EXPECT_TRUE(utils::MakeTempDirectory("PublicKeyFromResponseTests.XXXXXX", |
| &temp_dir)); |
| string non_existing_file = temp_dir + "/non-existing"; |
| string existing_file = temp_dir + "/existing"; |
| EXPECT_EQ(0, System(base::StringPrintf("touch %s", existing_file.c_str()))); |
| |
| // Non-official build, non-existing public-key, key in response -> true |
| fake_hardware->SetIsOfficialBuild(false); |
| performer_.public_key_path_ = non_existing_file; |
| install_plan_.public_key_rsa = "VGVzdAo="; // result of 'echo "Test" | base64' |
| EXPECT_TRUE(performer_.GetPublicKeyFromResponse(&key_path)); |
| EXPECT_FALSE(key_path.empty()); |
| EXPECT_EQ(unlink(key_path.value().c_str()), 0); |
| // Same with official build -> false |
| fake_hardware->SetIsOfficialBuild(true); |
| EXPECT_FALSE(performer_.GetPublicKeyFromResponse(&key_path)); |
| |
| // Non-official build, existing public-key, key in response -> false |
| fake_hardware->SetIsOfficialBuild(false); |
| performer_.public_key_path_ = existing_file; |
| install_plan_.public_key_rsa = "VGVzdAo="; // result of 'echo "Test" | base64' |
| EXPECT_FALSE(performer_.GetPublicKeyFromResponse(&key_path)); |
| // Same with official build -> false |
| fake_hardware->SetIsOfficialBuild(true); |
| EXPECT_FALSE(performer_.GetPublicKeyFromResponse(&key_path)); |
| |
| // Non-official build, non-existing public-key, no key in response -> false |
| fake_hardware->SetIsOfficialBuild(false); |
| performer_.public_key_path_ = non_existing_file; |
| install_plan_.public_key_rsa = ""; |
| EXPECT_FALSE(performer_.GetPublicKeyFromResponse(&key_path)); |
| // Same with official build -> false |
| fake_hardware->SetIsOfficialBuild(true); |
| EXPECT_FALSE(performer_.GetPublicKeyFromResponse(&key_path)); |
| |
| // Non-official build, existing public-key, no key in response -> false |
| fake_hardware->SetIsOfficialBuild(false); |
| performer_.public_key_path_ = existing_file; |
| install_plan_.public_key_rsa = ""; |
| EXPECT_FALSE(performer_.GetPublicKeyFromResponse(&key_path)); |
| // Same with official build -> false |
| fake_hardware->SetIsOfficialBuild(true); |
| EXPECT_FALSE(performer_.GetPublicKeyFromResponse(&key_path)); |
| |
| // Non-official build, non-existing public-key, key in response |
| // but invalid base64 -> false |
| fake_hardware->SetIsOfficialBuild(false); |
| performer_.public_key_path_ = non_existing_file; |
| install_plan_.public_key_rsa = "not-valid-base64"; |
| EXPECT_FALSE(performer_.GetPublicKeyFromResponse(&key_path)); |
| |
| EXPECT_TRUE(base::DeleteFile(base::FilePath(temp_dir), true)); |
| } |
| |
| TEST_F(DeltaPerformerTest, ConfVersionsMatch) { |
| // Test that the versions in update_engine.conf that is installed to the |
| // image match the supported delta versions in the update engine. |
| uint32_t minor_version; |
| brillo::KeyValueStore store; |
| EXPECT_TRUE(store.Load(base::FilePath("update_engine.conf"))); |
| EXPECT_TRUE(utils::GetMinorVersion(store, &minor_version)); |
| EXPECT_EQ(DeltaPerformer::kSupportedMinorPayloadVersion, minor_version); |
| |
| string major_version_str; |
| uint64_t major_version; |
| EXPECT_TRUE(store.GetString("PAYLOAD_MAJOR_VERSION", &major_version_str)); |
| EXPECT_TRUE(base::StringToUint64(major_version_str, &major_version)); |
| EXPECT_EQ(DeltaPerformer::kSupportedMajorPayloadVersion, major_version); |
| } |
| |
| } // namespace chromeos_update_engine |