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#include <gflags/gflags.h>
#include <glog/logging.h>
#include <gtest/gtest.h>
#include <openssl/err.h>
#include <openssl/evp.h>
#include <string>
#include "log/cert_checker.h"
#include "log/cert_submission_handler.h"
#include "log/ct_extensions.h"
#include "proto/ct.pb.h"
#include "util/status_test_util.h"
#include "util/testing.h"
#include "util/util.h"
// Valid certificates.
// Self-signed
static const char kCaCert[] = "ca-cert.pem";
// Issued by ca.pem
static const char kLeafCert[] = "test-cert.pem";
// Issued by ca.pem
static const char kCaPreCert[] = "ca-pre-cert.pem";
// Issued by ca-cert.pem
static const char kPreCert[] = "test-embedded-pre-cert.pem";
// Issued by ca-pre-cert.pem
static const char kPreWithPreCaCert[] =
"test-embedded-with-preca-pre-cert.pem";
// Issued by ca-cert.pem
static const char kIntermediateCert[] = "intermediate-cert.pem";
// Issued by intermediate-cert.pem
static const char kChainLeafCert[] = "test-intermediate-cert.pem";
namespace {
using cert_trans::Cert;
using cert_trans::CertChain;
using cert_trans::CertChecker;
using cert_trans::CertSubmissionHandler;
using cert_trans::PreCertChain;
using ct::LogEntry;
using std::string;
using util::testing::StatusIs;
class CertSubmissionHandlerTest : public ::testing::Test {
protected:
string ca_;
string leaf_;
string ca_precert_;
string precert_;
string precert_with_preca_;
string intermediate_;
string chain_leaf_;
const string cert_dir_;
CertSubmissionHandler* handler_;
CertChecker* checker_;
CertSubmissionHandlerTest()
: cert_dir_(FLAGS_test_srcdir + "/test/testdata"), handler_(NULL) {
}
void SetUp() {
checker_ = new CertChecker();
checker_->LoadTrustedCertificates(cert_dir_ + "/" + kCaCert);
handler_ = new CertSubmissionHandler(checker_);
CHECK(util::ReadBinaryFile(cert_dir_ + "/" + kCaCert, &ca_))
<< "Could not read test data from " << cert_dir_
<< ". Wrong --test_srcdir?";
CHECK(util::ReadBinaryFile(cert_dir_ + "/" + kLeafCert, &leaf_));
CHECK(util::ReadBinaryFile(cert_dir_ + "/" + kCaPreCert, &ca_precert_));
CHECK(util::ReadBinaryFile(cert_dir_ + "/" + kPreCert, &precert_));
CHECK(util::ReadBinaryFile(cert_dir_ + "/" + kPreWithPreCaCert,
&precert_with_preca_));
CHECK(util::ReadBinaryFile(cert_dir_ + "/" + kIntermediateCert,
&intermediate_));
CHECK(
util::ReadBinaryFile(cert_dir_ + "/" + kChainLeafCert, &chain_leaf_));
}
~CertSubmissionHandlerTest() {
delete checker_;
delete handler_;
}
};
TEST_F(CertSubmissionHandlerTest, SubmitCert) {
CertChain submission(leaf_);
EXPECT_TRUE(submission.IsLoaded());
LogEntry entry;
// Submit a leaf cert.
EXPECT_OK(handler_->ProcessX509Submission(&submission, &entry));
EXPECT_TRUE(entry.has_x509_entry());
EXPECT_FALSE(entry.has_precert_entry());
EXPECT_TRUE(entry.x509_entry().has_leaf_certificate());
// Chain should include the root.
EXPECT_EQ(1, entry.x509_entry().certificate_chain_size());
}
TEST_F(CertSubmissionHandlerTest, SubmitEmptyCert) {
CertChain submission("");
EXPECT_FALSE(submission.IsLoaded());
LogEntry entry;
EXPECT_THAT(handler_->ProcessX509Submission(&submission, &entry),
StatusIs(util::error::INVALID_ARGUMENT));
}
TEST_F(CertSubmissionHandlerTest, SubmitInvalidCert) {
CertChain submission(
"-----BEGIN CERTIFICATE-----\n"
"invalid\n"
"-----END CERTIFICATE-----");
EXPECT_FALSE(submission.IsLoaded());
LogEntry entry;
EXPECT_THAT(handler_->ProcessX509Submission(&submission, &entry),
StatusIs(util::error::INVALID_ARGUMENT));
}
TEST_F(CertSubmissionHandlerTest, SubmitChain) {
// Submit a chain.
CertChain submission(chain_leaf_ + intermediate_);
EXPECT_TRUE(submission.IsLoaded());
LogEntry entry;
EXPECT_OK(handler_->ProcessX509Submission(&submission, &entry));
EXPECT_TRUE(entry.x509_entry().has_leaf_certificate());
EXPECT_EQ(2, entry.x509_entry().certificate_chain_size());
}
TEST_F(CertSubmissionHandlerTest, SubmitPartialChain) {
CertChain submission(chain_leaf_);
EXPECT_TRUE(submission.IsLoaded());
LogEntry entry;
// Submit a leaf cert with a missing intermediate.
EXPECT_THAT(handler_->ProcessX509Submission(&submission, &entry),
StatusIs(util::error::FAILED_PRECONDITION));
}
TEST_F(CertSubmissionHandlerTest, SubmitInvalidChain) {
CertChain submission(leaf_ + leaf_);
EXPECT_TRUE(submission.IsLoaded());
LogEntry entry;
// An invalid chain with two certs in wrong order.
EXPECT_THAT(handler_->ProcessX509Submission(&submission, &entry),
StatusIs(util::error::INVALID_ARGUMENT));
}
TEST_F(CertSubmissionHandlerTest, SubmitCertAsPreCert) {
PreCertChain submission(leaf_);
EXPECT_TRUE(submission.IsLoaded());
LogEntry entry;
// Various things are wrong here, so do not expect a specific error.
EXPECT_FALSE(handler_->ProcessPreCertSubmission(&submission, &entry).ok());
}
TEST_F(CertSubmissionHandlerTest, SubmitCertChainAsPreCert) {
PreCertChain submission(chain_leaf_ + intermediate_);
EXPECT_TRUE(submission.IsLoaded());
LogEntry entry;
EXPECT_FALSE(handler_->ProcessPreCertSubmission(&submission, &entry).ok());
}
TEST_F(CertSubmissionHandlerTest, SubmitPreCertChain) {
PreCertChain submission(precert_ + ca_);
EXPECT_TRUE(submission.IsLoaded());
LogEntry entry;
EXPECT_OK(handler_->ProcessPreCertSubmission(&submission, &entry));
EXPECT_TRUE(entry.has_precert_entry());
EXPECT_FALSE(entry.has_x509_entry());
EXPECT_TRUE(entry.precert_entry().has_pre_certificate());
EXPECT_TRUE(entry.precert_entry().pre_cert().has_issuer_key_hash());
EXPECT_TRUE(entry.precert_entry().pre_cert().has_tbs_certificate());
// CA cert
EXPECT_EQ(1, entry.precert_entry().precertificate_chain_size());
}
TEST_F(CertSubmissionHandlerTest, SubmitPreCertChainUsingPreCA) {
PreCertChain submission(precert_with_preca_ + ca_precert_);
EXPECT_TRUE(submission.IsLoaded());
LogEntry entry;
EXPECT_OK(handler_->ProcessPreCertSubmission(&submission, &entry));
EXPECT_TRUE(entry.has_precert_entry());
EXPECT_FALSE(entry.has_x509_entry());
EXPECT_TRUE(entry.precert_entry().has_pre_certificate());
EXPECT_TRUE(entry.precert_entry().pre_cert().has_issuer_key_hash());
EXPECT_TRUE(entry.precert_entry().pre_cert().has_tbs_certificate());
// Precert Signing Certificate + CA cert
EXPECT_EQ(2, entry.precert_entry().precertificate_chain_size());
}
TEST_F(CertSubmissionHandlerTest, SubmitInvalidPreCertChain) {
// Missing issuer.
PreCertChain submission(precert_with_preca_);
EXPECT_TRUE(submission.IsLoaded());
LogEntry entry;
EXPECT_FALSE(handler_->ProcessPreCertSubmission(&submission, &entry).ok());
}
} // namespace
int main(int argc, char** argv) {
cert_trans::test::InitTesting(argv[0], &argc, &argv, true);
OpenSSL_add_all_algorithms();
ERR_load_crypto_strings();
cert_trans::LoadCtExtensions();
return RUN_ALL_TESTS();
}
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