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// Copyright (c) 2012 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 "net/http/transport_security_persister.h"
#include <map>
#include <string>
#include <vector>
#include "base/files/file_path.h"
#include "base/files/file_util.h"
#include "base/files/scoped_temp_dir.h"
#include "base/message_loop/message_loop.h"
#include "net/http/transport_security_state.h"
#include "testing/gtest/include/gtest/gtest.h"
using net::TransportSecurityPersister;
using net::TransportSecurityState;
class TransportSecurityPersisterTest : public testing::Test {
public:
TransportSecurityPersisterTest() {
}
~TransportSecurityPersisterTest() override {
base::MessageLoopForIO::current()->RunUntilIdle();
}
void SetUp() override {
ASSERT_TRUE(temp_dir_.CreateUniqueTempDir());
persister_.reset(new TransportSecurityPersister(
&state_,
temp_dir_.path(),
base::MessageLoopForIO::current()->message_loop_proxy(),
false));
}
protected:
base::ScopedTempDir temp_dir_;
TransportSecurityState state_;
scoped_ptr<TransportSecurityPersister> persister_;
};
TEST_F(TransportSecurityPersisterTest, SerializeData1) {
std::string output;
bool dirty;
EXPECT_TRUE(persister_->SerializeData(&output));
EXPECT_TRUE(persister_->LoadEntries(output, &dirty));
EXPECT_FALSE(dirty);
}
TEST_F(TransportSecurityPersisterTest, SerializeData2) {
TransportSecurityState::DomainState domain_state;
const base::Time current_time(base::Time::Now());
const base::Time expiry = current_time + base::TimeDelta::FromSeconds(1000);
static const char kYahooDomain[] = "yahoo.com";
EXPECT_FALSE(state_.GetStaticDomainState(kYahooDomain, &domain_state));
EXPECT_FALSE(state_.GetDynamicDomainState(kYahooDomain, &domain_state));
bool include_subdomains = true;
state_.AddHSTS(kYahooDomain, expiry, include_subdomains);
std::string output;
bool dirty;
EXPECT_TRUE(persister_->SerializeData(&output));
EXPECT_TRUE(persister_->LoadEntries(output, &dirty));
EXPECT_TRUE(state_.GetDynamicDomainState(kYahooDomain, &domain_state));
EXPECT_EQ(domain_state.sts.upgrade_mode,
TransportSecurityState::DomainState::MODE_FORCE_HTTPS);
EXPECT_TRUE(state_.GetDynamicDomainState("foo.yahoo.com", &domain_state));
EXPECT_EQ(domain_state.sts.upgrade_mode,
TransportSecurityState::DomainState::MODE_FORCE_HTTPS);
EXPECT_TRUE(state_.GetDynamicDomainState("foo.bar.yahoo.com", &domain_state));
EXPECT_EQ(domain_state.sts.upgrade_mode,
TransportSecurityState::DomainState::MODE_FORCE_HTTPS);
EXPECT_TRUE(
state_.GetDynamicDomainState("foo.bar.baz.yahoo.com", &domain_state));
EXPECT_EQ(domain_state.sts.upgrade_mode,
TransportSecurityState::DomainState::MODE_FORCE_HTTPS);
EXPECT_FALSE(state_.GetStaticDomainState("com", &domain_state));
}
TEST_F(TransportSecurityPersisterTest, SerializeData3) {
// Add an entry.
net::HashValue fp1(net::HASH_VALUE_SHA1);
memset(fp1.data(), 0, fp1.size());
net::HashValue fp2(net::HASH_VALUE_SHA1);
memset(fp2.data(), 1, fp2.size());
base::Time expiry =
base::Time::Now() + base::TimeDelta::FromSeconds(1000);
net::HashValueVector dynamic_spki_hashes;
dynamic_spki_hashes.push_back(fp1);
dynamic_spki_hashes.push_back(fp2);
bool include_subdomains = false;
state_.AddHSTS("www.example.com", expiry, include_subdomains);
state_.AddHPKP("www.example.com", expiry, include_subdomains,
dynamic_spki_hashes);
// Add another entry.
memset(fp1.data(), 2, fp1.size());
memset(fp2.data(), 3, fp2.size());
expiry =
base::Time::Now() + base::TimeDelta::FromSeconds(3000);
dynamic_spki_hashes.push_back(fp1);
dynamic_spki_hashes.push_back(fp2);
state_.AddHSTS("www.example.net", expiry, include_subdomains);
state_.AddHPKP("www.example.net", expiry, include_subdomains,
dynamic_spki_hashes);
// Save a copy of everything.
std::map<std::string, TransportSecurityState::DomainState> saved;
TransportSecurityState::Iterator i(state_);
while (i.HasNext()) {
saved[i.hostname()] = i.domain_state();
i.Advance();
}
std::string serialized;
EXPECT_TRUE(persister_->SerializeData(&serialized));
// Persist the data to the file. For the test to be fast and not flaky, we
// just do it directly rather than call persister_->StateIsDirty. (That uses
// ImportantFileWriter, which has an asynchronous commit interval rather
// than block.) Use a different basename just for cleanliness.
base::FilePath path =
temp_dir_.path().AppendASCII("TransportSecurityPersisterTest");
EXPECT_TRUE(base::WriteFile(path, serialized.c_str(), serialized.size()));
// Read the data back.
std::string persisted;
EXPECT_TRUE(base::ReadFileToString(path, &persisted));
EXPECT_EQ(persisted, serialized);
bool dirty;
EXPECT_TRUE(persister_->LoadEntries(persisted, &dirty));
EXPECT_FALSE(dirty);
// Check that states are the same as saved.
size_t count = 0;
TransportSecurityState::Iterator j(state_);
while (j.HasNext()) {
count++;
j.Advance();
}
EXPECT_EQ(count, saved.size());
}
TEST_F(TransportSecurityPersisterTest, SerializeDataOld) {
// This is an old-style piece of transport state JSON, which has no creation
// date.
std::string output =
"{ "
"\"NiyD+3J1r6z1wjl2n1ALBu94Zj9OsEAMo0kCN8js0Uk=\": {"
"\"expiry\": 1266815027.983453, "
"\"include_subdomains\": false, "
"\"mode\": \"strict\" "
"}"
"}";
bool dirty;
EXPECT_TRUE(persister_->LoadEntries(output, &dirty));
EXPECT_TRUE(dirty);
}
TEST_F(TransportSecurityPersisterTest, PublicKeyHashes) {
TransportSecurityState::DomainState domain_state;
static const char kTestDomain[] = "example.com";
EXPECT_FALSE(state_.GetDynamicDomainState(kTestDomain, &domain_state));
net::HashValueVector hashes;
std::string failure_log;
EXPECT_FALSE(domain_state.CheckPublicKeyPins(hashes, &failure_log));
net::HashValue sha1(net::HASH_VALUE_SHA1);
memset(sha1.data(), '1', sha1.size());
domain_state.pkp.spki_hashes.push_back(sha1);
EXPECT_FALSE(domain_state.CheckPublicKeyPins(hashes, &failure_log));
hashes.push_back(sha1);
EXPECT_TRUE(domain_state.CheckPublicKeyPins(hashes, &failure_log));
hashes[0].data()[0] = '2';
EXPECT_FALSE(domain_state.CheckPublicKeyPins(hashes, &failure_log));
const base::Time current_time(base::Time::Now());
const base::Time expiry = current_time + base::TimeDelta::FromSeconds(1000);
bool include_subdomains = false;
state_.AddHSTS(kTestDomain, expiry, include_subdomains);
state_.AddHPKP(
kTestDomain, expiry, include_subdomains, domain_state.pkp.spki_hashes);
std::string serialized;
EXPECT_TRUE(persister_->SerializeData(&serialized));
bool dirty;
EXPECT_TRUE(persister_->LoadEntries(serialized, &dirty));
TransportSecurityState::DomainState new_domain_state;
EXPECT_TRUE(state_.GetDynamicDomainState(kTestDomain, &new_domain_state));
EXPECT_EQ(1u, new_domain_state.pkp.spki_hashes.size());
EXPECT_EQ(sha1.tag, new_domain_state.pkp.spki_hashes[0].tag);
EXPECT_EQ(0,
memcmp(new_domain_state.pkp.spki_hashes[0].data(),
sha1.data(),
sha1.size()));
}
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