// Copyright (c) 2013 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "base/files/file_path.h"
#include "net/base/net_errors.h"
#include "net/base/test_completion_callback.h"
#include "net/base/test_data_directory.h"
#include "net/cert/cert_status_flags.h"
#include "net/cert/cert_verify_result.h"
#include "net/cert/x509_certificate.h"
#include "net/quic/crypto/proof_source.h"
#include "net/quic/crypto/proof_verifier.h"
#include "net/quic/test_tools/crypto_test_utils.h"
#include "net/test/cert_test_util.h"
#include "testing/gtest/include/gtest/gtest.h"
#if defined(OS_WIN)
#include "base/win/windows_version.h"
#endif
using std::string;
using std::vector;
namespace net {
namespace test {
TEST(ProofTest, Verify) {
// TODO(rtenneti): Enable testing of ProofVerifier.
#if 0
scoped_ptr<ProofSource> source(CryptoTestUtils::ProofSourceForTesting());
scoped_ptr<ProofVerifier> verifier(
CryptoTestUtils::ProofVerifierForTesting());
const string server_config = "server config bytes";
const string hostname = "test.example.com";
const vector<string>* certs;
const vector<string>* first_certs;
string error_details, signature, first_signature;
CertVerifyResult cert_verify_result;
ASSERT_TRUE(source->GetProof(hostname, server_config, false /* no ECDSA */,
&first_certs, &first_signature));
ASSERT_TRUE(source->GetProof(hostname, server_config, false /* no ECDSA */,
&certs, &signature));
// Check that the proof source is caching correctly:
ASSERT_EQ(first_certs, certs);
ASSERT_EQ(signature, first_signature);
int rv;
TestCompletionCallback callback;
rv = verifier->VerifyProof(hostname, server_config, *certs, signature,
&error_details, &cert_verify_result,
callback.callback());
rv = callback.GetResult(rv);
ASSERT_EQ(OK, rv);
ASSERT_EQ("", error_details);
ASSERT_FALSE(IsCertStatusError(cert_verify_result.cert_status));
rv = verifier->VerifyProof("foo.com", server_config, *certs, signature,
&error_details, &cert_verify_result,
callback.callback());
rv = callback.GetResult(rv);
ASSERT_EQ(ERR_FAILED, rv);
ASSERT_NE("", error_details);
rv = verifier->VerifyProof(hostname, server_config.substr(1, string::npos),
*certs, signature, &error_details,
&cert_verify_result, callback.callback());
rv = callback.GetResult(rv);
ASSERT_EQ(ERR_FAILED, rv);
ASSERT_NE("", error_details);
const string corrupt_signature = "1" + signature;
rv = verifier->VerifyProof(hostname, server_config, *certs,
corrupt_signature, &error_details,
&cert_verify_result, callback.callback());
rv = callback.GetResult(rv);
ASSERT_EQ(ERR_FAILED, rv);
ASSERT_NE("", error_details);
vector<string> wrong_certs;
for (size_t i = 1; i < certs->size(); i++) {
wrong_certs.push_back((*certs)[i]);
}
rv = verifier->VerifyProof("foo.com", server_config, wrong_certs, signature,
&error_details, &cert_verify_result,
callback.callback());
rv = callback.GetResult(rv);
ASSERT_EQ(ERR_FAILED, rv);
ASSERT_NE("", error_details);
#endif // 0
}
// TestProofVerifierCallback is a simple callback for a ProofVerifier that
// signals a TestCompletionCallback when called and stores the results from the
// ProofVerifier in pointers passed to the constructor.
class TestProofVerifierCallback : public ProofVerifierCallback {
public:
TestProofVerifierCallback(TestCompletionCallback* comp_callback,
bool* ok,
std::string* error_details)
: comp_callback_(comp_callback),
ok_(ok),
error_details_(error_details) {}
virtual void Run(bool ok,
const std::string& error_details,
scoped_ptr<ProofVerifyDetails>* details) OVERRIDE {
*ok_ = ok;
*error_details_ = error_details;
comp_callback_->callback().Run(0);
}
private:
TestCompletionCallback* const comp_callback_;
bool* const ok_;
std::string* const error_details_;
};
// RunVerification runs |verifier->VerifyProof| and asserts that the result
// matches |expected_ok|.
static void RunVerification(ProofVerifier* verifier,
const std::string& hostname,
const std::string& server_config,
const vector<std::string>& certs,
const std::string& proof,
bool expected_ok) {
scoped_ptr<ProofVerifyDetails> details;
TestCompletionCallback comp_callback;
bool ok;
std::string error_details;
TestProofVerifierCallback* callback =
new TestProofVerifierCallback(&comp_callback, &ok, &error_details);
ProofVerifier::Status status = verifier->VerifyProof(
hostname, server_config, certs, proof, &error_details, &details,
callback);
switch (status) {
case ProofVerifier::FAILURE:
ASSERT_FALSE(expected_ok);
ASSERT_NE("", error_details);
return;
case ProofVerifier::SUCCESS:
ASSERT_TRUE(expected_ok);
ASSERT_EQ("", error_details);
return;
case ProofVerifier::PENDING:
comp_callback.WaitForResult();
ASSERT_EQ(expected_ok, ok);
break;
}
}
static string PEMCertFileToDER(const string& file_name) {
base::FilePath certs_dir = GetTestCertsDirectory();
scoped_refptr<X509Certificate> cert =
ImportCertFromFile(certs_dir, file_name);
CHECK_NE(static_cast<X509Certificate*>(NULL), cert);
string der_bytes;
CHECK(X509Certificate::GetDEREncoded(cert->os_cert_handle(), &der_bytes));
return der_bytes;
}
// A known answer test that allows us to test ProofVerifier without a working
// ProofSource.
TEST(ProofTest, VerifyRSAKnownAnswerTest) {
// These sample signatures were generated by running the Proof.Verify test
// and dumping the bytes of the |signature| output of ProofSource::GetProof().
// sLen = special value -2 used by OpenSSL.
static const unsigned char signature_data_0[] = {
0x31, 0xd5, 0xfb, 0x40, 0x30, 0x75, 0xd2, 0x7d, 0x61, 0xf9, 0xd7, 0x54,
0x30, 0x06, 0xaf, 0x54, 0x0d, 0xb0, 0x0a, 0xda, 0x63, 0xca, 0x7e, 0x9e,
0xce, 0xba, 0x10, 0x05, 0x1b, 0xa6, 0x7f, 0xef, 0x2b, 0xa3, 0xff, 0x3c,
0xbb, 0x9a, 0xe4, 0xbf, 0xb8, 0x0c, 0xc1, 0xbd, 0xed, 0xc2, 0x90, 0x68,
0xeb, 0x45, 0x48, 0xea, 0x3c, 0x95, 0xf8, 0xa2, 0xb9, 0xe7, 0x62, 0x29,
0x00, 0xc3, 0x18, 0xb4, 0x16, 0x6f, 0x5e, 0xb0, 0xc1, 0x26, 0xc0, 0x4b,
0x84, 0xf5, 0x97, 0xfc, 0x17, 0xf9, 0x1c, 0x43, 0xb8, 0xf2, 0x3f, 0x38,
0x32, 0xad, 0x36, 0x52, 0x2c, 0x26, 0x92, 0x7a, 0xea, 0x2c, 0xa2, 0xf4,
0x28, 0x2f, 0x19, 0x4d, 0x1f, 0x11, 0x46, 0x82, 0xd0, 0xc4, 0x86, 0x56,
0x5c, 0x97, 0x9e, 0xc6, 0x37, 0x8e, 0xaf, 0x9d, 0x69, 0xe9, 0x4f, 0x5a,
0x6d, 0x70, 0x75, 0xc7, 0x41, 0x95, 0x68, 0x53, 0x94, 0xca, 0x31, 0x63,
0x61, 0x9f, 0xb8, 0x8c, 0x3b, 0x75, 0x36, 0x8b, 0x69, 0xa2, 0x35, 0xc0,
0x4b, 0x77, 0x55, 0x08, 0xc2, 0xb4, 0x56, 0xd2, 0x81, 0xce, 0x9e, 0x25,
0xdb, 0x50, 0x74, 0xb3, 0x8a, 0xd9, 0x20, 0x42, 0x3f, 0x85, 0x2d, 0xaa,
0xfd, 0x66, 0xfa, 0xd6, 0x95, 0x55, 0x6b, 0x63, 0x63, 0x04, 0xf8, 0x6c,
0x3e, 0x08, 0x22, 0x39, 0xb9, 0x9a, 0xe0, 0xd7, 0x01, 0xff, 0xeb, 0x8a,
0xb9, 0xe2, 0x34, 0xa5, 0xa0, 0x51, 0xe9, 0xbe, 0x15, 0x12, 0xbf, 0xbe,
0x64, 0x3d, 0x3f, 0x98, 0xce, 0xc1, 0xa6, 0x33, 0x32, 0xd3, 0x5c, 0xa8,
0x39, 0x93, 0xdc, 0x1c, 0xb9, 0xab, 0x3c, 0x80, 0x62, 0xb3, 0x76, 0x21,
0xdf, 0x47, 0x1e, 0xa9, 0x0e, 0x5e, 0x8a, 0xbe, 0x66, 0x5b, 0x7c, 0x21,
0xfa, 0x78, 0x2d, 0xd1, 0x1d, 0x5c, 0x35, 0x8a, 0x34, 0xb2, 0x1a, 0xc2,
0xc4, 0x4b, 0x53, 0x54,
};
static const unsigned char signature_data_1[] = {
0x01, 0x7b, 0x52, 0x35, 0xe3, 0x51, 0xdd, 0xf1, 0x67, 0x8d, 0x31, 0x5e,
0xa3, 0x75, 0x1f, 0x68, 0x6c, 0xdd, 0x41, 0x7a, 0x18, 0x25, 0xe0, 0x12,
0x6e, 0x84, 0x46, 0x5e, 0xb2, 0x98, 0xd7, 0x84, 0xe1, 0x62, 0xe0, 0xc1,
0xc4, 0xd7, 0x4f, 0x4f, 0x80, 0xc1, 0x92, 0xd6, 0x02, 0xaf, 0xca, 0x28,
0x9f, 0xe0, 0xf3, 0x74, 0xd7, 0xf1, 0x44, 0x67, 0x59, 0x27, 0xc8, 0xc2,
0x8b, 0xd4, 0xe5, 0x4a, 0x07, 0xfd, 0x00, 0xd6, 0x8a, 0xbf, 0x8b, 0xcd,
0x6a, 0xe0, 0x1d, 0xf6, 0x4b, 0x68, 0x0f, 0xcf, 0xb9, 0xd0, 0xa1, 0xbc,
0x2e, 0xcf, 0x7c, 0x03, 0x47, 0x11, 0xe4, 0x4c, 0xbc, 0x1b, 0x6b, 0xa5,
0x2a, 0x82, 0x86, 0xa4, 0x7f, 0x1d, 0x85, 0x64, 0x21, 0x10, 0xd2, 0xb2,
0xa0, 0x31, 0xa2, 0x78, 0xe6, 0xf2, 0xea, 0x96, 0x38, 0x8c, 0x9a, 0xe1,
0x01, 0xab, 0x8e, 0x95, 0x66, 0xc8, 0xe5, 0xcc, 0x80, 0xa3, 0xbd, 0x16,
0xa7, 0x79, 0x19, 0x39, 0x61, 0x3d, 0xff, 0x37, 0xca, 0x9f, 0x97, 0x05,
0xc7, 0xcb, 0xf0, 0xea, 0xaf, 0x64, 0x07, 0xc0, 0xed, 0x2a, 0x98, 0xa4,
0xaf, 0x04, 0x6f, 0xf2, 0xc9, 0xb2, 0x73, 0x9a, 0x56, 0x85, 0x43, 0x64,
0x5f, 0xaa, 0xb7, 0xff, 0x31, 0x4c, 0x2e, 0x6c, 0x17, 0xcf, 0xe5, 0xbe,
0x7f, 0x7e, 0xad, 0xf5, 0x6f, 0x84, 0x50, 0x20, 0x29, 0xb3, 0x57, 0xe7,
0xb1, 0xdc, 0x2c, 0x95, 0x48, 0xfe, 0xb0, 0xc1, 0x92, 0xda, 0xc5, 0x58,
0x95, 0xb0, 0x1a, 0x3a, 0x05, 0x71, 0x3c, 0x6d, 0x20, 0x01, 0x4c, 0xa9,
0xe4, 0x38, 0x08, 0x65, 0xb4, 0xbd, 0x86, 0x76, 0xbd, 0xad, 0x25, 0x06,
0x74, 0x0b, 0xca, 0x95, 0x27, 0x0c, 0x13, 0x08, 0x7e, 0x30, 0xcf, 0xf6,
0xb5, 0xc1, 0x2a, 0x08, 0xfc, 0x4b, 0xc6, 0xb5, 0x2f, 0x23, 0x27, 0x32,
0x89, 0xdb, 0x0e, 0x4a,
};
static const unsigned char signature_data_2[] = {
0x6d, 0x7d, 0x22, 0x8c, 0x85, 0xc4, 0x8a, 0x80, 0x05, 0xe4, 0x3c, 0xaf,
0x10, 0x3b, 0xe3, 0x51, 0xb1, 0x86, 0x52, 0x63, 0xb6, 0x17, 0x33, 0xbd,
0x1b, 0x1e, 0xc4, 0x50, 0x10, 0xfc, 0xcc, 0xea, 0x6b, 0x11, 0xeb, 0x6d,
0x5e, 0x00, 0xe7, 0xf3, 0x67, 0x99, 0x74, 0x53, 0x12, 0x8f, 0xe4, 0x3e,
0x20, 0x17, 0x8e, 0x83, 0xe6, 0xdc, 0x83, 0x91, 0x0e, 0xf3, 0x69, 0x22,
0x95, 0x14, 0xdf, 0xc1, 0xda, 0xb5, 0xdb, 0x6a, 0x1a, 0xb4, 0x4f, 0x26,
0xd0, 0x32, 0x1d, 0x73, 0x95, 0x1f, 0x39, 0x1d, 0x00, 0xcb, 0xc3, 0x92,
0x49, 0x53, 0xcb, 0x5c, 0x36, 0x70, 0x19, 0xd9, 0x64, 0x36, 0xda, 0xfb,
0x20, 0xe5, 0x47, 0xd9, 0x08, 0xc6, 0x5a, 0x9e, 0x87, 0x1a, 0xdb, 0x11,
0x7b, 0x17, 0xfc, 0x53, 0x7b, 0xc1, 0xa0, 0xc0, 0x33, 0xcf, 0x96, 0xba,
0x03, 0x79, 0x8e, 0xc6, 0x05, 0xd2, 0xb7, 0xa2, 0xe2, 0xc1, 0x67, 0xb7,
0x6a, 0xeb, 0xb1, 0x40, 0xbb, 0x7d, 0x57, 0xcb, 0xc2, 0x60, 0x9f, 0xf1,
0x72, 0xe5, 0xad, 0xce, 0x95, 0x45, 0x7c, 0xbc, 0x75, 0x81, 0x45, 0x19,
0xe1, 0xa7, 0x2f, 0x05, 0x52, 0xeb, 0xed, 0xdd, 0x19, 0xd9, 0x1a, 0xc9,
0x5a, 0x06, 0x8e, 0x29, 0x54, 0xb5, 0x4f, 0x80, 0xaa, 0x36, 0x36, 0xc0,
0xff, 0x64, 0xac, 0xe8, 0x0f, 0x99, 0x35, 0x5e, 0xc6, 0x72, 0x1f, 0x8c,
0xc4, 0x2b, 0x7d, 0xc1, 0xfb, 0xf0, 0x12, 0x61, 0xb1, 0x18, 0x65, 0xdd,
0xc2, 0x38, 0x92, 0xba, 0x84, 0xf8, 0xc8, 0x5e, 0x17, 0x63, 0xe0, 0x9c,
0x2c, 0xe6, 0x70, 0x71, 0xdc, 0xe5, 0xc1, 0xea, 0xb3, 0x9a, 0xb6, 0x91,
0xdc, 0xc5, 0x56, 0x84, 0x8a, 0x31, 0x31, 0x23, 0x61, 0x94, 0x7e, 0x01,
0x22, 0x49, 0xf3, 0xcb, 0x0e, 0x31, 0x03, 0x04, 0x1b, 0x14, 0x43, 0x7c,
0xad, 0x42, 0xe5, 0x55,
};
scoped_ptr<ProofVerifier> verifier(
CryptoTestUtils::ProofVerifierForTesting());
const string server_config = "server config bytes";
const string hostname = "test.example.com";
CertVerifyResult cert_verify_result;
vector<string> certs(2);
certs[0] = PEMCertFileToDER("quic_test.example.com.crt");
certs[1] = PEMCertFileToDER("quic_intermediate.crt");
// Signatures are nondeterministic, so we test multiple signatures on the
// same server_config.
vector<string> signatures(3);
signatures[0].assign(reinterpret_cast<const char*>(signature_data_0),
sizeof(signature_data_0));
signatures[1].assign(reinterpret_cast<const char*>(signature_data_1),
sizeof(signature_data_1));
signatures[2].assign(reinterpret_cast<const char*>(signature_data_2),
sizeof(signature_data_2));
for (size_t i = 0; i < signatures.size(); i++) {
const string& signature = signatures[i];
RunVerification(
verifier.get(), hostname, server_config, certs, signature, true);
RunVerification(
verifier.get(), "foo.com", server_config, certs, signature, false);
RunVerification(
verifier.get(), hostname, server_config.substr(1, string::npos),
certs, signature, false);
const string corrupt_signature = "1" + signature;
RunVerification(
verifier.get(), hostname, server_config, certs, corrupt_signature,
false);
vector<string> wrong_certs;
for (size_t i = 1; i < certs.size(); i++) {
wrong_certs.push_back(certs[i]);
}
RunVerification(verifier.get(), hostname, server_config, wrong_certs,
signature, false);
}
}
// A known answer test that allows us to test ProofVerifier without a working
// ProofSource.
TEST(ProofTest, VerifyECDSAKnownAnswerTest) {
// Disable this test on platforms that do not support ECDSA certificates.
#if defined(OS_WIN)
if (base::win::GetVersion() < base::win::VERSION_VISTA)
return;
#endif
// These sample signatures were generated by running the Proof.Verify test
// (modified to use ECDSA for signing proofs) and dumping the bytes of the
// |signature| output of ProofSource::GetProof().
static const unsigned char signature_data_0[] = {
0x30, 0x45, 0x02, 0x21, 0x00, 0x89, 0xc4, 0x7d, 0x08, 0xd1, 0x49, 0x19,
0x6c, 0xd1, 0x7c, 0xb9, 0x25, 0xe0, 0xe3, 0xbd, 0x6a, 0x5c, 0xd7, 0xaa,
0x0c, 0xdc, 0x4f, 0x8e, 0xeb, 0xde, 0xbf, 0x32, 0xf8, 0xd1, 0x84, 0x95,
0x97, 0x02, 0x20, 0x29, 0x3d, 0x49, 0x22, 0x73, 0xed, 0x8b, 0xde, 0x3d,
0xc2, 0xa4, 0x20, 0xcc, 0xe7, 0xc8, 0x2a, 0x85, 0x20, 0x9b, 0x5b, 0xda,
0xcd, 0x58, 0x23, 0xbe, 0x89, 0x73, 0x31, 0x87, 0x51, 0xd1, 0x01,
};
static const unsigned char signature_data_1[] = {
0x30, 0x46, 0x02, 0x21, 0x00, 0xec, 0xdf, 0x69, 0xc8, 0x24, 0x59, 0x93,
0xda, 0x49, 0xee, 0x37, 0x28, 0xaf, 0xeb, 0x0e, 0x2f, 0x80, 0x17, 0x4b,
0x3b, 0xf6, 0x54, 0xcd, 0x3b, 0x86, 0xc5, 0x98, 0x0d, 0xff, 0xc6, 0xb1,
0xe7, 0x02, 0x21, 0x00, 0xe1, 0x36, 0x8c, 0xc0, 0xf4, 0x50, 0x5f, 0xba,
0xfb, 0xe2, 0xff, 0x1d, 0x5d, 0x64, 0xe4, 0x07, 0xbb, 0x5a, 0x4b, 0x19,
0xb6, 0x39, 0x7a, 0xc4, 0x12, 0xc6, 0xe5, 0x42, 0xc8, 0x78, 0x33, 0xcd,
};
static const unsigned char signature_data_2[] = {
0x30, 0x45, 0x02, 0x20, 0x09, 0x51, 0xe9, 0xde, 0xdb, 0x01, 0xfd, 0xb4,
0xd8, 0x20, 0xbb, 0xad, 0x41, 0xe3, 0xaa, 0xe7, 0xa3, 0xc3, 0x32, 0x10,
0x9d, 0xfa, 0x37, 0xce, 0x17, 0xd1, 0x29, 0xf9, 0xd4, 0x1d, 0x0d, 0x19,
0x02, 0x21, 0x00, 0xc6, 0x20, 0xd4, 0x28, 0xf9, 0x70, 0xb5, 0xb4, 0xff,
0x4a, 0x35, 0xba, 0xa0, 0xf2, 0x8e, 0x00, 0xf7, 0xcb, 0x43, 0xaf, 0x2d,
0x1f, 0xce, 0x92, 0x05, 0xca, 0x29, 0xfe, 0xd2, 0x8f, 0xd9, 0x31,
};
scoped_ptr<ProofVerifier> verifier(
CryptoTestUtils::ProofVerifierForTesting());
const string server_config = "server config bytes";
const string hostname = "test.example.com";
CertVerifyResult cert_verify_result;
vector<string> certs(2);
certs[0] = PEMCertFileToDER("quic_test_ecc.example.com.crt");
certs[1] = PEMCertFileToDER("quic_intermediate.crt");
// Signatures are nondeterministic, so we test multiple signatures on the
// same server_config.
vector<string> signatures(3);
signatures[0].assign(reinterpret_cast<const char*>(signature_data_0),
sizeof(signature_data_0));
signatures[1].assign(reinterpret_cast<const char*>(signature_data_1),
sizeof(signature_data_1));
signatures[2].assign(reinterpret_cast<const char*>(signature_data_2),
sizeof(signature_data_2));
for (size_t i = 0; i < signatures.size(); i++) {
const string& signature = signatures[i];
RunVerification(
verifier.get(), hostname, server_config, certs, signature, true);
RunVerification(
verifier.get(), "foo.com", server_config, certs, signature, false);
RunVerification(
verifier.get(), hostname, server_config.substr(1, string::npos),
certs, signature, false);
// An ECDSA signature is DER-encoded. Corrupt the last byte so that the
// signature can still be DER-decoded correctly.
string corrupt_signature = signature;
corrupt_signature[corrupt_signature.size() - 1] += 1;
RunVerification(
verifier.get(), hostname, server_config, certs, corrupt_signature,
false);
// Prepending a "1" makes the DER invalid.
const string bad_der_signature1 = "1" + signature;
RunVerification(
verifier.get(), hostname, server_config, certs, bad_der_signature1,
false);
vector<string> wrong_certs;
for (size_t i = 1; i < certs.size(); i++) {
wrong_certs.push_back(certs[i]);
}
RunVerification(
verifier.get(), hostname, server_config, wrong_certs, signature,
false);
}
}
} // namespace test
} // namespace net