1 // Copyright (c) 2012 The Chromium Authors. All rights reserved. 2 // Use of this source code is governed by a BSD-style license that can be 3 // found in the LICENSE file. 4 5 #include "chrome/browser/chromeos/settings/owner_key_util.h" 6 7 #include <string> 8 #include <vector> 9 10 #include "base/basictypes.h" 11 #include "base/file_util.h" 12 #include "base/files/file_path.h" 13 #include "base/files/scoped_temp_dir.h" 14 #include "base/memory/ref_counted.h" 15 #include "base/stl_util.h" 16 #include "crypto/rsa_private_key.h" 17 #include "testing/gtest/include/gtest/gtest.h" 18 19 namespace chromeos { 20 21 // 2048-bit RSA public key for testing. 22 const uint8 kTestKeyData[] = { 23 0x30, 0x82, 0x01, 0x22, 0x30, 0x0d, 0x06, 0x09, 0x2a, 0x86, 0x48, 0x86, 24 0xf7, 0x0d, 0x01, 0x01, 0x01, 0x05, 0x00, 0x03, 0x82, 0x01, 0x0f, 0x00, 25 0x30, 0x82, 0x01, 0x0a, 0x02, 0x82, 0x01, 0x01, 0x00, 0xe8, 0x39, 0x11, 26 0xd0, 0x98, 0x52, 0x4f, 0xf7, 0x18, 0xd1, 0xbf, 0x98, 0x06, 0xae, 0x7a, 27 0x7c, 0xd7, 0x6f, 0x02, 0x54, 0x37, 0x4e, 0xcd, 0xa6, 0x27, 0x8e, 0xf7, 28 0x82, 0x1d, 0xde, 0x3d, 0xf5, 0x6b, 0xa4, 0xe5, 0x6b, 0x0c, 0xf0, 0x39, 29 0xe5, 0xd9, 0x53, 0xe7, 0x6b, 0x6d, 0xa1, 0xc7, 0xdf, 0x92, 0xb7, 0xb0, 30 0x14, 0x4d, 0x4e, 0x7d, 0x27, 0xd4, 0xf7, 0x35, 0xae, 0xc7, 0x3d, 0x13, 31 0x74, 0x23, 0x8c, 0xda, 0xf1, 0x94, 0xbb, 0x2e, 0x06, 0x0d, 0x55, 0xe2, 32 0x29, 0xf1, 0xfb, 0x4a, 0x2a, 0xb2, 0x40, 0x62, 0x59, 0x21, 0x39, 0xf9, 33 0xd2, 0x1e, 0x12, 0xe1, 0x33, 0xab, 0x7e, 0xa9, 0x23, 0x06, 0x1b, 0x03, 34 0x90, 0xbd, 0x60, 0x30, 0x0c, 0xda, 0x7f, 0x99, 0x6c, 0xd7, 0xd4, 0xe9, 35 0xc9, 0xe6, 0xea, 0x7b, 0x47, 0x4c, 0x53, 0xe1, 0xe9, 0x62, 0xe4, 0xa4, 36 0x6c, 0xbc, 0xa2, 0xe0, 0xbe, 0xf3, 0xe5, 0x5e, 0x19, 0xe0, 0x94, 0xd3, 37 0x01, 0x97, 0x2a, 0x8d, 0x21, 0x2f, 0xa7, 0xc5, 0x74, 0xa9, 0xd0, 0x23, 38 0x9e, 0x9a, 0x87, 0x68, 0xe5, 0x96, 0x51, 0xb1, 0xe2, 0x06, 0xa5, 0xe0, 39 0xaa, 0x73, 0xf3, 0xeb, 0xaf, 0x8c, 0xaf, 0xb2, 0x34, 0x8a, 0x44, 0xec, 40 0x5e, 0x84, 0x5f, 0x8c, 0xa4, 0x90, 0xf7, 0x89, 0xf4, 0xc1, 0x73, 0x93, 41 0x08, 0x7e, 0x1a, 0x16, 0x65, 0x44, 0xff, 0x2d, 0x4e, 0x62, 0xbf, 0x32, 42 0x81, 0xec, 0xcf, 0xc1, 0xac, 0x3e, 0x0b, 0xd4, 0xc1, 0xe1, 0x7d, 0x15, 43 0x09, 0xd7, 0xd8, 0xe8, 0xba, 0x3e, 0x76, 0xb2, 0x3f, 0x1d, 0x31, 0x5b, 44 0x20, 0x6e, 0xe1, 0x73, 0xc5, 0x58, 0x46, 0xf5, 0x24, 0xdc, 0xe7, 0x95, 45 0xb4, 0xf0, 0x27, 0x4b, 0x15, 0x18, 0x5c, 0x95, 0xfe, 0x21, 0x04, 0x68, 46 0xe7, 0xde, 0x16, 0x66, 0x60, 0xd7, 0xda, 0xc5, 0x5b, 0xda, 0x0f, 0xfa, 47 0x41, 0x02, 0x03, 0x01, 0x00, 0x01, 48 }; 49 50 class OwnerKeyUtilTest : public testing::Test { 51 protected: 52 OwnerKeyUtilTest() {} 53 virtual ~OwnerKeyUtilTest() {} 54 55 virtual void SetUp() OVERRIDE { 56 ASSERT_TRUE(tmpdir_.CreateUniqueTempDir()); 57 key_file_ = tmpdir_.path().Append("key"); 58 util_ = new OwnerKeyUtilImpl(key_file_); 59 } 60 61 base::ScopedTempDir tmpdir_; 62 base::FilePath key_file_; 63 scoped_refptr<OwnerKeyUtil> util_; 64 65 private: 66 DISALLOW_COPY_AND_ASSIGN(OwnerKeyUtilTest); 67 }; 68 69 TEST_F(OwnerKeyUtilTest, ImportPublicKey) { 70 // Export public key, so that we can compare it to the one we get off disk. 71 std::vector<uint8> public_key(kTestKeyData, 72 kTestKeyData + sizeof(kTestKeyData)); 73 ASSERT_EQ(static_cast<int>(public_key.size()), 74 file_util::WriteFile( 75 key_file_, 76 reinterpret_cast<const char*>(vector_as_array(&public_key)), 77 public_key.size())); 78 EXPECT_TRUE(util_->IsPublicKeyPresent()); 79 80 std::vector<uint8> from_disk; 81 EXPECT_TRUE(util_->ImportPublicKey(&from_disk)); 82 83 EXPECT_EQ(public_key, from_disk); 84 } 85 86 TEST_F(OwnerKeyUtilTest, ImportPublicKeyFailed) { 87 // First test the case where the file is missing which should fail. 88 EXPECT_FALSE(util_->IsPublicKeyPresent()); 89 std::vector<uint8> from_disk; 90 EXPECT_FALSE(util_->ImportPublicKey(&from_disk)); 91 92 // Next try empty file. This should fail and the array should be empty. 93 from_disk.resize(10); 94 ASSERT_EQ(0, file_util::WriteFile(key_file_, "", 0)); 95 EXPECT_TRUE(util_->IsPublicKeyPresent()); 96 EXPECT_FALSE(util_->ImportPublicKey(&from_disk)); 97 EXPECT_FALSE(from_disk.size()); 98 } 99 100 } // namespace chromeos 101