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// Copyright 2023 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/ephemeral_network_configuration_handler.h"
#include <memory>
#include "ash/constants/ash_features.h"
#include "base/time/time.h"
#include "chromeos/ash/components/login/login_state/login_state.h"
#include "chromeos/ash/components/network/mock_managed_network_configuration_handler.h"
#include "chromeos/ash/components/network/policy_util.h"
#include "chromeos/dbus/power/fake_power_manager_client.h"
#include "chromeos/dbus/power/power_manager_client.h"
#include "chromeos/dbus/power_manager/idle.pb.h"
#include "testing/gmock/include/gmock/gmock.h"
#include "testing/gtest/include/gtest/gtest.h"
namespace ash {
using testing::Return;
class EphemeralNetworkConfigurationHandlerTest : public testing::Test {
public:
EphemeralNetworkConfigurationHandlerTest() {
policy_util::SetEphemeralNetworkPoliciesEnabled();
LoginState::Initialize();
LoginState::Get()->set_always_logged_in(false);
}
~EphemeralNetworkConfigurationHandlerTest() override {
ephemeral_network_configuration_handler_.reset();
LoginState::Shutdown();
}
EphemeralNetworkConfigurationHandlerTest(
const EphemeralNetworkConfigurationHandlerTest&) = delete;
EphemeralNetworkConfigurationHandlerTest& operator=(
const EphemeralNetworkConfigurationHandlerTest&) = delete;
protected:
void NotifyScreenIdleOffChanged(bool off) {
power_manager::ScreenIdleState proto;
proto.set_off(off);
fake_power_manager_client_.SendScreenIdleStateChanged(proto);
}
MockManagedNetworkConfigurationHandler
mock_managed_network_configuration_handler_;
chromeos::FakePowerManagerClient fake_power_manager_client_;
std::unique_ptr<EphemeralNetworkConfigurationHandler>
ephemeral_network_configuration_handler_;
};
// If an ephemeral network config action is active, the device is on the sign-in
// screen (logged-in state .*_NONE) and network policy has already been applied,
// the EphemeralNetworkConfigurationHandler triggrers
// TriggerEphemeralNetworkConfigActions once on construction.
TEST_F(EphemeralNetworkConfigurationHandlerTest,
PolicyAlreadyApplied_SignInScreen_Active) {
LoginState::Get()->SetLoggedInState(LoginState::LOGGED_IN_NONE,
LoginState::LOGGED_IN_USER_NONE);
EXPECT_CALL(mock_managed_network_configuration_handler_,
RecommendedValuesAreEphemeral())
.WillRepeatedly(Return(true));
EXPECT_CALL(mock_managed_network_configuration_handler_,
TriggerEphemeralNetworkConfigActions());
ephemeral_network_configuration_handler_ =
EphemeralNetworkConfigurationHandler::TryCreate(
&mock_managed_network_configuration_handler_,
/*was_enterprise_managed_at_startup=*/true);
ASSERT_TRUE(ephemeral_network_configuration_handler_);
testing::Mock::VerifyAndClearExpectations(
&mock_managed_network_configuration_handler_);
// A follow-up policy change doesn't trigger
// TriggerEphemeralNetworkConfigActions anymore (it is set to Times(1) above).
EXPECT_CALL(mock_managed_network_configuration_handler_,
TriggerEphemeralNetworkConfigActions())
.Times(0);
ephemeral_network_configuration_handler_->TriggerPoliciesChangedForTesting(
/*userhash=*/std::string());
}
// If an ephemeral network config action is active, the device is on the sign-in
// screen (logged-in state .*_NONE) and network policy is applied, the
// EphemeralNetworkConfigurationHandler triggrers
// TriggerEphemeralNetworkConfigActions once.
TEST_F(EphemeralNetworkConfigurationHandlerTest,
InitialPolicyChange_SignInScreen_Active) {
LoginState::Get()->SetLoggedInState(LoginState::LOGGED_IN_NONE,
LoginState::LOGGED_IN_USER_NONE);
// At EphemeralNetworkConfigurationHandler construction time the policies have
// not been applied yet.
EXPECT_CALL(mock_managed_network_configuration_handler_,
RecommendedValuesAreEphemeral())
.WillRepeatedly(Return(false));
ephemeral_network_configuration_handler_ =
EphemeralNetworkConfigurationHandler::TryCreate(
&mock_managed_network_configuration_handler_,
/*was_enterprise_managed_at_startup=*/true);
ASSERT_TRUE(ephemeral_network_configuration_handler_);
// Apply policies enabling ephemeral network policy actions.
EXPECT_CALL(mock_managed_network_configuration_handler_,
RecommendedValuesAreEphemeral())
.WillRepeatedly(Return(true));
EXPECT_CALL(mock_managed_network_configuration_handler_,
TriggerEphemeralNetworkConfigActions());
ephemeral_network_configuration_handler_->TriggerPoliciesChangedForTesting(
/*userhash=*/std::string());
testing::Mock::VerifyAndClearExpectations(
&mock_managed_network_configuration_handler_);
// A follow-up policy change doesn't trigger
// TriggerEphemeralNetworkConfigActions anymore (it is set to Times(1) above).
EXPECT_CALL(mock_managed_network_configuration_handler_,
TriggerEphemeralNetworkConfigActions())
.Times(0);
ephemeral_network_configuration_handler_->TriggerPoliciesChangedForTesting(
/*userhash=*/std::string());
}
// If the device enterprise-enrolls on the sign-in screen, no ephemeral network
// config actions are triggered even if the ephemeral network policies are
// enabled according to the newly applied device policy.
TEST_F(EphemeralNetworkConfigurationHandlerTest,
InitialPolicyChange_SignInScreen_Enrollment) {
LoginState::Get()->SetLoggedInState(LoginState::LOGGED_IN_NONE,
LoginState::LOGGED_IN_USER_NONE);
// At EphemeralNetworkConfigurationHandler construction time the policies have
// not been applied yet.
EXPECT_CALL(mock_managed_network_configuration_handler_,
RecommendedValuesAreEphemeral())
.WillRepeatedly(Return(false));
ephemeral_network_configuration_handler_ =
EphemeralNetworkConfigurationHandler::TryCreate(
&mock_managed_network_configuration_handler_,
/*was_enterprise_managed_at_startup=*/false);
ASSERT_TRUE(ephemeral_network_configuration_handler_);
EXPECT_CALL(mock_managed_network_configuration_handler_,
TriggerEphemeralNetworkConfigActions())
.Times(0);
// Mark as enterprise-enrolled and apply policies enabling ephemeral network
// policy actions.
EXPECT_CALL(mock_managed_network_configuration_handler_,
RecommendedValuesAreEphemeral())
.WillRepeatedly(Return(true));
ephemeral_network_configuration_handler_->TriggerPoliciesChangedForTesting(
/*userhash=*/std::string());
testing::Mock::VerifyAndClearExpectations(
&mock_managed_network_configuration_handler_);
// A follow-up policy change also doesn't trigger
// TriggerEphemeralNetworkConfigActions.
EXPECT_CALL(mock_managed_network_configuration_handler_,
TriggerEphemeralNetworkConfigActions())
.Times(0);
ephemeral_network_configuration_handler_->TriggerPoliciesChangedForTesting(
/*userhash=*/std::string());
}
// The device is not on the sign-in screen, so the
// EphemeralNetworkConfigurationHandler does not triggrer
// TriggerEphemeralNetworkConfigActions on network policy application.
TEST_F(EphemeralNetworkConfigurationHandlerTest,
InitialPolicyChange_NotSigninScreen_Active) {
LoginState::Get()->SetLoggedInState(
LoginState::LOGGED_IN_ACTIVE, LoginState::LOGGED_IN_USER_PUBLIC_ACCOUNT);
// At EphemeralNetworkConfigurationHandler construction time the policies have
// not been applied yet.
EXPECT_CALL(mock_managed_network_configuration_handler_,
RecommendedValuesAreEphemeral())
.WillRepeatedly(Return(false));
ephemeral_network_configuration_handler_ =
EphemeralNetworkConfigurationHandler::TryCreate(
&mock_managed_network_configuration_handler_,
/*was_enterprise_managed_at_startup=*/true);
ASSERT_TRUE(ephemeral_network_configuration_handler_);
EXPECT_CALL(mock_managed_network_configuration_handler_,
RecommendedValuesAreEphemeral())
.WillRepeatedly(Return(true));
EXPECT_CALL(mock_managed_network_configuration_handler_,
TriggerEphemeralNetworkConfigActions())
.Times(0);
ephemeral_network_configuration_handler_->TriggerPoliciesChangedForTesting(
/*userhash=*/std::string());
}
// No "ephemeral network config" policy is active, so the
// EphemeralNetworkConfigurationHandler does not triggrer
// TriggerEphemeralNetworkConfigActions on network policy application.
TEST_F(EphemeralNetworkConfigurationHandlerTest,
InitialPolicyChange_SignInScreen_NotActive) {
LoginState::Get()->SetLoggedInState(LoginState::LOGGED_IN_NONE,
LoginState::LOGGED_IN_USER_NONE);
EXPECT_CALL(mock_managed_network_configuration_handler_,
RecommendedValuesAreEphemeral())
.WillRepeatedly(Return(false));
EXPECT_CALL(mock_managed_network_configuration_handler_,
UserCreatedNetworkConfigurationsAreEphemeral())
.WillRepeatedly(Return(false));
ephemeral_network_configuration_handler_ =
EphemeralNetworkConfigurationHandler::TryCreate(
&mock_managed_network_configuration_handler_,
/*was_enterprise_managed_at_startup=*/true);
ASSERT_TRUE(ephemeral_network_configuration_handler_);
EXPECT_CALL(mock_managed_network_configuration_handler_,
TriggerEphemeralNetworkConfigActions())
.Times(0);
ephemeral_network_configuration_handler_->TriggerPoliciesChangedForTesting(
/*userhash=*/std::string());
}
// When the device wakes up from suspend and a "ephemeral network config"
// (RecommendedValuesAreEphemeral) policy is active,
// TriggerEphemeralNetworkConfigActions is triggered.
TEST_F(EphemeralNetworkConfigurationHandlerTest,
SuspendDoneReal_Active_Recommended) {
LoginState::Get()->SetLoggedInState(LoginState::LOGGED_IN_NONE,
LoginState::LOGGED_IN_USER_NONE);
ephemeral_network_configuration_handler_ =
EphemeralNetworkConfigurationHandler::TryCreate(
&mock_managed_network_configuration_handler_,
/*was_enterprise_managed_at_startup=*/true);
ASSERT_TRUE(ephemeral_network_configuration_handler_);
EXPECT_CALL(mock_managed_network_configuration_handler_,
RecommendedValuesAreEphemeral())
.WillRepeatedly(Return(true));
// Initial policy application
EXPECT_CALL(mock_managed_network_configuration_handler_,
TriggerEphemeralNetworkConfigActions())
.Times(1);
ephemeral_network_configuration_handler_->TriggerPoliciesChangedForTesting(
/*userhash=*/std::string());
testing::Mock::VerifyAndClearExpectations(
&mock_managed_network_configuration_handler_);
// Wake up from suspend on sign-in screen
EXPECT_CALL(mock_managed_network_configuration_handler_,
TriggerEphemeralNetworkConfigActions())
.Times(1);
fake_power_manager_client_.SendSuspendDone(base::Minutes(10));
testing::Mock::VerifyAndClearExpectations(
&mock_managed_network_configuration_handler_);
// After entering an active session, waking up from suspend doesn't trigger
// TriggerEphemeralNetworkConfigActions - it should only happen on the sign-in
// screen.
LoginState::Get()->SetLoggedInState(
LoginState::LOGGED_IN_ACTIVE, LoginState::LOGGED_IN_USER_PUBLIC_ACCOUNT);
EXPECT_CALL(mock_managed_network_configuration_handler_,
TriggerEphemeralNetworkConfigActions())
.Times(0);
fake_power_manager_client_.SendSuspendDone(base::Minutes(10));
}
// When the device wakes up from suspend and a "ephemeral network config"
// (UserCreatedNetworkConfigurationsAreEphemeral) policy is active,
// TriggerEphemeralNetworkConfigActions is triggered.
TEST_F(EphemeralNetworkConfigurationHandlerTest,
SuspendDoneReal_Active_Unmanaged) {
LoginState::Get()->SetLoggedInState(LoginState::LOGGED_IN_NONE,
LoginState::LOGGED_IN_USER_NONE);
ephemeral_network_configuration_handler_ =
EphemeralNetworkConfigurationHandler::TryCreate(
&mock_managed_network_configuration_handler_,
/*was_enterprise_managed_at_startup=*/true);
ASSERT_TRUE(ephemeral_network_configuration_handler_);
EXPECT_CALL(mock_managed_network_configuration_handler_,
UserCreatedNetworkConfigurationsAreEphemeral())
.WillRepeatedly(Return(true));
// Initial policy application
EXPECT_CALL(mock_managed_network_configuration_handler_,
TriggerEphemeralNetworkConfigActions())
.Times(1);
ephemeral_network_configuration_handler_->TriggerPoliciesChangedForTesting(
/*userhash=*/std::string());
testing::Mock::VerifyAndClearExpectations(
&mock_managed_network_configuration_handler_);
// Wake up from suspend on sign-in screen
EXPECT_CALL(mock_managed_network_configuration_handler_,
TriggerEphemeralNetworkConfigActions())
.Times(1);
fake_power_manager_client_.SendSuspendDone(base::Minutes(10));
testing::Mock::VerifyAndClearExpectations(
&mock_managed_network_configuration_handler_);
// After entering an active session, waking up from suspend doesn't trigger
// TriggerEphemeralNetworkConfigActions - it should only happen on the sign-in
// screen.
LoginState::Get()->SetLoggedInState(
LoginState::LOGGED_IN_ACTIVE, LoginState::LOGGED_IN_USER_PUBLIC_ACCOUNT);
EXPECT_CALL(mock_managed_network_configuration_handler_,
TriggerEphemeralNetworkConfigActions())
.Times(0);
fake_power_manager_client_.SendSuspendDone(base::Minutes(10));
}
// When a "spurious" (sleep time 0) suspend done event comes,
// TriggerEphemeralNetworkConfigActions is not triggered.
TEST_F(EphemeralNetworkConfigurationHandlerTest, SuspendDoneSpurious_Active) {
LoginState::Get()->SetLoggedInState(LoginState::LOGGED_IN_NONE,
LoginState::LOGGED_IN_USER_NONE);
ephemeral_network_configuration_handler_ =
EphemeralNetworkConfigurationHandler::TryCreate(
&mock_managed_network_configuration_handler_,
/*was_enterprise_managed_at_startup=*/true);
ASSERT_TRUE(ephemeral_network_configuration_handler_);
EXPECT_CALL(mock_managed_network_configuration_handler_,
RecommendedValuesAreEphemeral())
.WillRepeatedly(Return(true));
ephemeral_network_configuration_handler_->TriggerPoliciesChangedForTesting(
/*userhash=*/std::string());
EXPECT_CALL(mock_managed_network_configuration_handler_,
TriggerEphemeralNetworkConfigActions())
.Times(0);
fake_power_manager_client_.SendSuspendDone(base::TimeDelta());
}
// When the device wakes up from suspend and no "ephemeral network config"
// policy is active, TriggerEphemeralNetworkConfigActions is not triggered.
TEST_F(EphemeralNetworkConfigurationHandlerTest, SuspendDoneReal_NotActive) {
LoginState::Get()->SetLoggedInState(LoginState::LOGGED_IN_NONE,
LoginState::LOGGED_IN_USER_NONE);
ephemeral_network_configuration_handler_ =
EphemeralNetworkConfigurationHandler::TryCreate(
&mock_managed_network_configuration_handler_,
/*was_enterprise_managed_at_startup=*/true);
ASSERT_TRUE(ephemeral_network_configuration_handler_);
EXPECT_CALL(mock_managed_network_configuration_handler_,
RecommendedValuesAreEphemeral())
.WillRepeatedly(Return(false));
EXPECT_CALL(mock_managed_network_configuration_handler_,
UserCreatedNetworkConfigurationsAreEphemeral())
.WillRepeatedly(Return(false));
ephemeral_network_configuration_handler_->TriggerPoliciesChangedForTesting(
/*userhash=*/std::string());
EXPECT_CALL(mock_managed_network_configuration_handler_,
TriggerEphemeralNetworkConfigActions())
.Times(0);
fake_power_manager_client_.SendSuspendDone(base::Minutes(10));
}
// When the device wakes up from suspend and no policy is present yet,
// TriggerEphemeralNetworkConfigActions is not triggered.
TEST_F(EphemeralNetworkConfigurationHandlerTest, SuspendDoneReal_NoPolicy) {
LoginState::Get()->SetLoggedInState(
LoginState::LOGGED_IN_ACTIVE, LoginState::LOGGED_IN_USER_PUBLIC_ACCOUNT);
ephemeral_network_configuration_handler_ =
EphemeralNetworkConfigurationHandler::TryCreate(
&mock_managed_network_configuration_handler_,
/*was_enterprise_managed_at_startup=*/true);
ASSERT_TRUE(ephemeral_network_configuration_handler_);
EXPECT_CALL(mock_managed_network_configuration_handler_,
TriggerEphemeralNetworkConfigActions())
.Times(0);
fake_power_manager_client_.SendSuspendDone(base::Minutes(10));
}
// When the screen is turned off and a "ephemeral network config"
// (RecommendedValuesAreEphemeral) policy is active,
// TriggerEphemeralNetworkConfigActions is triggered.
TEST_F(EphemeralNetworkConfigurationHandlerTest, ScreenIdleState_Active) {
LoginState::Get()->SetLoggedInState(LoginState::LOGGED_IN_NONE,
LoginState::LOGGED_IN_USER_NONE);
ephemeral_network_configuration_handler_ =
EphemeralNetworkConfigurationHandler::TryCreate(
&mock_managed_network_configuration_handler_,
/*was_enterprise_managed_at_startup=*/true);
ASSERT_TRUE(ephemeral_network_configuration_handler_);
EXPECT_CALL(mock_managed_network_configuration_handler_,
RecommendedValuesAreEphemeral())
.WillRepeatedly(Return(true));
// Initial policy application
EXPECT_CALL(mock_managed_network_configuration_handler_,
TriggerEphemeralNetworkConfigActions())
.Times(1);
ephemeral_network_configuration_handler_->TriggerPoliciesChangedForTesting(
/*userhash=*/std::string());
testing::Mock::VerifyAndClearExpectations(
&mock_managed_network_configuration_handler_);
// Screen turns off due to inactivity.
EXPECT_CALL(mock_managed_network_configuration_handler_,
TriggerEphemeralNetworkConfigActions())
.Times(1);
NotifyScreenIdleOffChanged(/*off=*/true);
testing::Mock::VerifyAndClearExpectations(
&mock_managed_network_configuration_handler_);
// Other notifications (such as turn screen on) don't have an effect.
EXPECT_CALL(mock_managed_network_configuration_handler_,
TriggerEphemeralNetworkConfigActions())
.Times(0);
NotifyScreenIdleOffChanged(/*off=*/false);
testing::Mock::VerifyAndClearExpectations(
&mock_managed_network_configuration_handler_);
// But turning screen off on the sign-in screen has a repeated effect.
EXPECT_CALL(mock_managed_network_configuration_handler_,
TriggerEphemeralNetworkConfigActions())
.Times(1);
NotifyScreenIdleOffChanged(/*off=*/true);
testing::Mock::VerifyAndClearExpectations(
&mock_managed_network_configuration_handler_);
// After entering an active session, the screen turning off does not trigger
// TriggerEphemeralNetworkConfigActions - it should only happen on the sign-in
// screen.
LoginState::Get()->SetLoggedInState(
LoginState::LOGGED_IN_ACTIVE, LoginState::LOGGED_IN_USER_PUBLIC_ACCOUNT);
EXPECT_CALL(mock_managed_network_configuration_handler_,
TriggerEphemeralNetworkConfigActions())
.Times(0);
NotifyScreenIdleOffChanged(/*off=*/true);
}
// When the screen is turned off due to inactivity no "ephemeral network config"
// policy is active, TriggerEphemeralNetworkConfigActions is not triggered.
TEST_F(EphemeralNetworkConfigurationHandlerTest, ScreenIdleState_NotActive) {
LoginState::Get()->SetLoggedInState(LoginState::LOGGED_IN_NONE,
LoginState::LOGGED_IN_USER_NONE);
ephemeral_network_configuration_handler_ =
EphemeralNetworkConfigurationHandler::TryCreate(
&mock_managed_network_configuration_handler_,
/*was_enterprise_managed_at_startup=*/true);
ASSERT_TRUE(ephemeral_network_configuration_handler_);
EXPECT_CALL(mock_managed_network_configuration_handler_,
RecommendedValuesAreEphemeral())
.WillRepeatedly(Return(false));
EXPECT_CALL(mock_managed_network_configuration_handler_,
UserCreatedNetworkConfigurationsAreEphemeral())
.WillRepeatedly(Return(false));
ephemeral_network_configuration_handler_->TriggerPoliciesChangedForTesting(
/*userhash=*/std::string());
EXPECT_CALL(mock_managed_network_configuration_handler_,
TriggerEphemeralNetworkConfigActions())
.Times(0);
NotifyScreenIdleOffChanged(/*off=*/true);
}
} // namespace ash
|
