1 //
2 // Copyright (C) 2019 The Android Open Source Project
3 //
4 // Licensed under the Apache License, Version 2.0 (the "License");
5 // you may not use this file except in compliance with the License.
6 // You may obtain a copy of the License at
7 //
8 //      http://www.apache.org/licenses/LICENSE-2.0
9 //
10 // Unless required by applicable law or agreed to in writing, software
11 // distributed under the License is distributed on an "AS IS" BASIS,
12 // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 // See the License for the specific language governing permissions and
14 // limitations under the License.
15 //
16 
17 #include "update_engine/payload_consumer/certificate_parser_interface.h"
18 
19 #include <string>
20 
21 #include <gmock/gmock.h>
22 #include <gtest/gtest.h>
23 
24 #include "update_engine/common/hash_calculator.h"
25 #include "update_engine/common/test_utils.h"
26 #include "update_engine/common/utils.h"
27 #include "update_engine/payload_consumer/payload_verifier.h"
28 #include "update_engine/payload_generator/payload_signer.h"
29 
30 namespace chromeos_update_engine {
31 
32 extern const char* kUnittestPrivateKeyPath;
33 const char* kUnittestOtacertsPath = "otacerts.zip";
34 
35 TEST(CertificateParserAndroidTest, ParseZipArchive) {
36   std::string ota_cert =
37       test_utils::GetBuildArtifactsPath(kUnittestOtacertsPath);
38   ASSERT_TRUE(utils::FileExists(ota_cert.c_str()));
39 
40   std::vector<std::unique_ptr<EVP_PKEY, decltype(&EVP_PKEY_free)>> keys;
41   auto parser = CreateCertificateParser();
42   ASSERT_TRUE(parser->ReadPublicKeysFromCertificates(ota_cert, &keys));
43   ASSERT_EQ(1u, keys.size());
44 }
45 
46 TEST(CertificateParserAndroidTest, VerifySignature) {
47   brillo::Blob hash_blob;
48   ASSERT_TRUE(HashCalculator::RawHashOfData({'x'}, &hash_blob));
49   brillo::Blob sig_blob;
50   ASSERT_TRUE(PayloadSigner::SignHash(
51       hash_blob,
52       test_utils::GetBuildArtifactsPath(kUnittestPrivateKeyPath),
53       &sig_blob));
54 
55   auto verifier = PayloadVerifier::CreateInstanceFromZipPath(
56       test_utils::GetBuildArtifactsPath(kUnittestOtacertsPath));
57   ASSERT_TRUE(verifier != nullptr);
58   ASSERT_TRUE(verifier->VerifyRawSignature(sig_blob, hash_blob, nullptr));
59 }
60 
61 }  // namespace chromeos_update_engine
62