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// Copyright 2012 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "chromeos/ash/components/network/onc/network_onc_utils.h"
#include <string>
#include "base/check.h"
#include "base/json/json_file_value_serializer.h"
#include "base/json/json_reader.h"
#include "base/logging.h"
#include "base/notreached.h"
#include "base/strings/string_number_conversions.h"
#include "base/test/task_environment.h"
#include "base/values.h"
#include "chromeos/ash/components/network/managed_network_configuration_handler.h"
#include "chromeos/ash/components/network/network_handler.h"
#include "chromeos/ash/components/network/network_handler_test_helper.h"
#include "chromeos/ash/components/network/network_ui_data.h"
#include "chromeos/components/onc/onc_signature.h"
#include "chromeos/components/onc/onc_test_utils.h"
#include "chromeos/components/onc/variable_expander.h"
#include "chromeos/test/chromeos_test_utils.h"
#include "components/prefs/testing_pref_service.h"
#include "components/user_manager/fake_user_manager.h"
#include "components/user_manager/scoped_user_manager.h"
#include "components/user_manager/test_helper.h"
#include "google_apis/gaia/gaia_id.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace ash::onc {
namespace test_utils = ::chromeos::onc::test_utils;
class ONCUtilsTest : public testing::Test {
public:
ONCUtilsTest() = default;
ONCUtilsTest(const ONCUtilsTest&) = delete;
ONCUtilsTest& operator=(const ONCUtilsTest&) = delete;
~ONCUtilsTest() override = default;
void SetUp() override {
user_manager::UserManagerImpl::RegisterPrefs(local_state_.registry());
auto fake_user_manager =
std::make_unique<user_manager::FakeUserManager>(&local_state_);
auto account_id =
AccountId::FromUserEmailGaiaId("account@test.com", GaiaId("fakegaia"));
const user_manager::User* user = fake_user_manager->AddGaiaUser(
account_id, user_manager::UserType::kRegular);
fake_user_manager->UserLoggedIn(
account_id, user_manager::TestHelper::GetFakeUsernameHash(account_id));
fake_user_manager->SwitchActiveUser(account_id);
scoped_user_manager_ = std::make_unique<user_manager::ScopedUserManager>(
std::move(fake_user_manager));
network_handler_test_helper_ =
std::make_unique<ash::NetworkHandlerTestHelper>();
network_handler_test_helper_->AddDefaultProfiles();
network_handler_test_helper_->profile_test()->AddProfile(
"/profile/1", user->username_hash());
base::RunLoop().RunUntilIdle();
}
void TearDown() override {
network_handler_test_helper_.reset();
scoped_user_manager_.reset();
}
protected:
base::test::SingleThreadTaskEnvironment task_environment_;
TestingPrefServiceSimple local_state_;
std::unique_ptr<user_manager::ScopedUserManager> scoped_user_manager_;
std::unique_ptr<ash::NetworkHandlerTestHelper> network_handler_test_helper_;
};
TEST_F(ONCUtilsTest,
ImportNetworksForUser_ImportONCShouldNotOverrideExistingPolicy) {
const char kPolicyGuid[] = "policy_guid";
const char kWifiSSID[] = "wifi_ssid";
const char kWifiPassphrase[] = "test_phassphrase";
const char kWifiOncName[] = "wifi_onc_name";
base::Value::Dict wifi_config =
base::Value::Dict()
.Set(::onc::network_config::kGUID, kPolicyGuid)
.Set(::onc::network_config::kName, kWifiOncName)
.Set(::onc::network_config::kType, ::onc::network_config::kWiFi)
.Set(::onc::network_config::kWiFi,
base::Value::Dict()
.Set(::onc::wifi::kSSID, kWifiSSID)
.Set(::onc::wifi::kPassphrase, kWifiPassphrase)
.Set(::onc::wifi::kSecurity, ::onc::wifi::kWEP_PSK));
const user_manager::User* user =
user_manager::UserManager::Get()->GetActiveUser();
// Set user policy
NetworkHandler::Get()->managed_network_configuration_handler()->SetPolicy(
::onc::ONC_SOURCE_USER_POLICY, user->username_hash(),
base::Value::List().Append(wifi_config.Clone()), base::Value::Dict());
// Set shared policy
NetworkHandler::Get()->managed_network_configuration_handler()->SetPolicy(
::onc::ONC_SOURCE_DEVICE_POLICY, std::string(), base::Value::List(),
base::Value::Dict());
base::RunLoop().RunUntilIdle();
// Modify the wifi config to "None" security and attempt to import it for the
// user.
wifi_config.Set(::onc::network_config::kWiFi,
base::Value::Dict()
.Set(::onc::wifi::kSSID, kWifiSSID)
.Set(::onc::wifi::kSecurity, ::onc::wifi::kSecurityNone));
std::string error;
ImportNetworksForUser(user, base::Value::List().Append(wifi_config.Clone()),
&error);
// Verify the import network should not override the existing policy
// configured network.
std::string service_path =
network_handler_test_helper_->service_test()->FindServiceMatchingGUID(
kPolicyGuid);
ASSERT_FALSE(service_path.empty());
const base::Value::Dict* properties =
network_handler_test_helper_->service_test()->GetServiceProperties(
service_path);
ASSERT_TRUE(properties);
const std::string* security =
properties->FindString(shill::kSecurityClassProperty);
ASSERT_TRUE(security);
EXPECT_EQ(*security, shill::kSecurityClassWep);
}
TEST_F(ONCUtilsTest, ImportNetworksForUser_ImportONCWithRemoveField) {
const char kPolicyGuid[] = "policy_guid";
const char kWifiSSID[] = "wifi_ssid";
const char kWifiPassphrase[] = "test_phassphrase";
const char kWifiOncName[] = "wifi_onc_name";
base::Value::Dict wifi_config =
base::Value::Dict()
.Set(::onc::network_config::kGUID, kPolicyGuid)
.Set(::onc::network_config::kName, kWifiOncName)
.Set(::onc::network_config::kType, ::onc::network_config::kWiFi)
.Set(::onc::kRemove, true)
.Set(::onc::network_config::kWiFi,
base::Value::Dict()
.Set(::onc::wifi::kSSID, kWifiSSID)
.Set(::onc::wifi::kPassphrase, kWifiPassphrase)
.Set(::onc::wifi::kSecurity, ::onc::wifi::kWEP_PSK));
const user_manager::User* user =
user_manager::UserManager::Get()->GetActiveUser();
// Set user policy
NetworkHandler::Get()->managed_network_configuration_handler()->SetPolicy(
::onc::ONC_SOURCE_USER_POLICY, user->username_hash(), base::Value::List(),
base::Value::Dict());
// Set shared policy
NetworkHandler::Get()->managed_network_configuration_handler()->SetPolicy(
::onc::ONC_SOURCE_DEVICE_POLICY, std::string(), base::Value::List(),
base::Value::Dict());
std::string error;
ImportNetworksForUser(user, base::Value::List().Append(wifi_config.Clone()),
&error);
ASSERT_TRUE(error.empty());
// Verify the no network should be imported.
std::string service_path =
network_handler_test_helper_->service_test()->FindServiceMatchingGUID(
kPolicyGuid);
ASSERT_TRUE(service_path.empty());
}
TEST_F(ONCUtilsTest, ProxySettingsToProxyConfig) {
base::Value::List list_of_tests =
test_utils::ReadTestList("proxy_config.json");
// Additional ONC -> ProxyConfig test cases to test fixup.
base::Value::List additional_tests =
test_utils::ReadTestList("proxy_config_from_onc.json");
for (const base::Value& value : additional_tests) {
list_of_tests.Append(value.Clone());
}
int index = 0;
for (const base::Value& test_case : list_of_tests) {
SCOPED_TRACE("Test case #" + base::NumberToString(index++));
const base::Value::Dict& test_case_dict = test_case.GetDict();
const base::Value* expected_proxy_config =
test_case_dict.Find("ProxyConfig");
ASSERT_TRUE(expected_proxy_config);
const base::Value::Dict* onc_proxy_settings =
test_case_dict.FindDict("ONC_ProxySettings");
ASSERT_TRUE(onc_proxy_settings);
std::optional<base::Value::Dict> actual_proxy_config =
ConvertOncProxySettingsToProxyConfig(*onc_proxy_settings);
ASSERT_TRUE(actual_proxy_config.has_value());
EXPECT_EQ(*expected_proxy_config, actual_proxy_config);
}
}
TEST_F(ONCUtilsTest, ProxyConfigToOncProxySettings) {
base::Value::List list_of_tests =
test_utils::ReadTestList("proxy_config.json");
int index = 0;
for (const base::Value& test_case : list_of_tests) {
SCOPED_TRACE("Test case #" + base::NumberToString(index++));
const base::Value::Dict& test_case_dict = test_case.GetDict();
const base::Value::Dict* shill_proxy_config =
test_case_dict.FindDict("ProxyConfig");
ASSERT_TRUE(shill_proxy_config);
const base::Value::Dict* onc_proxy_settings =
test_case_dict.FindDict("ONC_ProxySettings");
ASSERT_TRUE(onc_proxy_settings);
std::optional<base::Value::Dict> actual_proxy_settings =
ConvertProxyConfigToOncProxySettings(*shill_proxy_config);
ASSERT_TRUE(actual_proxy_settings.has_value());
EXPECT_TRUE(
test_utils::Equals(onc_proxy_settings, &actual_proxy_settings.value()));
}
}
TEST(ONCPasswordVariable, PasswordAvailable) {
const auto wifi_onc = test_utils::ReadTestDictionary(
"wifi_eap_ttls_with_password_variable.onc");
EXPECT_TRUE(HasUserPasswordSubstitutionVariable(
chromeos::onc::kNetworkConfigurationSignature, wifi_onc));
}
TEST(ONCPasswordVariable, PasswordNotAvailable) {
const auto wifi_onc = test_utils::ReadTestDictionary("wifi_eap_ttls.onc");
EXPECT_FALSE(HasUserPasswordSubstitutionVariable(
chromeos::onc::kNetworkConfigurationSignature, wifi_onc));
}
TEST(ONCPasswordVariable, PasswordHardcoded) {
const auto wifi_onc = test_utils::ReadTestDictionary(
"wifi_eap_ttls_with_hardcoded_password.onc");
EXPECT_FALSE(HasUserPasswordSubstitutionVariable(
chromeos::onc::kNetworkConfigurationSignature, wifi_onc));
}
TEST(ONCPasswordVariable, MultipleNetworksPasswordAvailable) {
const auto network_dictionary = test_utils::ReadTestDictionary(
"managed_toplevel_with_password_variable.onc");
const base::Value::List* network_list =
network_dictionary.FindList("NetworkConfigurations");
ASSERT_TRUE(network_list);
EXPECT_TRUE(HasUserPasswordSubstitutionVariable(*network_list));
}
TEST(ONCPasswordVariable, MultipleNetworksPasswordNotAvailable) {
const auto network_dictionary = test_utils::ReadTestDictionary(
"managed_toplevel_with_no_password_variable.onc");
const base::Value::List* network_list =
network_dictionary.FindList("NetworkConfigurations");
ASSERT_TRUE(network_list);
EXPECT_FALSE(HasUserPasswordSubstitutionVariable(*network_list));
}
TEST(ONCPasswordVariable, MultipleNetworksPasswordAvailableForL2tpVpn) {
const auto network_dictionary = test_utils::ReadTestDictionary(
"managed_toplevel_with_password_variable_in_l2tp_vpn.onc");
const base::Value::List* network_list =
network_dictionary.FindList("NetworkConfigurations");
ASSERT_TRUE(network_list);
EXPECT_TRUE(HasUserPasswordSubstitutionVariable(*network_list));
}
} // namespace ash::onc
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