| /* |
| * Copyright (C) 2019 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package com.android.tests.rollback.host; |
| |
| import static org.junit.Assert.assertTrue; |
| |
| import com.android.ddmlib.Log.LogLevel; |
| import com.android.tradefed.log.LogUtil.CLog; |
| import com.android.tradefed.testtype.DeviceJUnit4ClassRunner; |
| import com.android.tradefed.testtype.junit4.BaseHostJUnit4Test; |
| |
| import org.junit.After; |
| import org.junit.Before; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| |
| /** |
| * Runs the staged rollback tests. |
| */ |
| @RunWith(DeviceJUnit4ClassRunner.class) |
| public class StagedRollbackTest extends BaseHostJUnit4Test { |
| /** |
| * Runs the given phase of a test by calling into the device. |
| * Throws an exception if the test phase fails. |
| * <p> |
| * For example, <code>runPhase("testApkOnlyEnableRollback");</code> |
| */ |
| private void runPhase(String phase) throws Exception { |
| assertTrue(runDeviceTests("com.android.tests.rollback", |
| "com.android.tests.rollback.StagedRollbackTest", |
| phase)); |
| } |
| |
| @Before |
| public void setUp() throws Exception { |
| // Disconnect internet so we can test network health triggered rollbacks |
| getDevice().executeShellCommand("svc wifi disable"); |
| getDevice().executeShellCommand("svc data disable"); |
| } |
| |
| @After |
| public void tearDown() throws Exception { |
| // Reconnect internet after testing network health triggered rollbacks |
| getDevice().executeShellCommand("svc wifi enable"); |
| getDevice().executeShellCommand("svc data enable"); |
| } |
| |
| /** |
| * Tests watchdog triggered staged rollbacks involving only apks. |
| */ |
| @Test |
| public void testBadApkOnly() throws Exception { |
| runPhase("testBadApkOnlyEnableRollback"); |
| getDevice().reboot(); |
| runPhase("testBadApkOnlyConfirmEnableRollback"); |
| try { |
| // This is expected to fail due to the device being rebooted out |
| // from underneath the test. If this fails for reasons other than |
| // the device reboot, those failures should result in failure of |
| // the testApkOnlyConfirmRollback phase. |
| CLog.logAndDisplay(LogLevel.INFO, "testBadApkOnlyTriggerRollback is expected to fail"); |
| runPhase("testBadApkOnlyTriggerRollback"); |
| } catch (AssertionError e) { |
| // AssertionError is expected. |
| } |
| |
| getDevice().waitForDeviceAvailable(); |
| |
| runPhase("testBadApkOnlyConfirmRollback"); |
| } |
| |
| /** |
| * Tests failed network health check triggers watchdog staged rollbacks. |
| */ |
| @Test |
| public void testNetworkFailedRollback() throws Exception { |
| // Remove available rollbacks and uninstall NetworkStack on /data/ |
| runPhase("resetNetworkStack"); |
| // Reduce health check deadline |
| getDevice().executeShellCommand("device_config put rollback " |
| + "watchdog_request_timeout_millis 300000"); |
| // Simulate re-installation of new NetworkStack with rollbacks enabled |
| getDevice().executeShellCommand("pm install -r --staged --enable-rollback " |
| + "/system/priv-app/NetworkStack/NetworkStack.apk"); |
| |
| // Sleep to allow writes to disk before reboot |
| Thread.sleep(5000); |
| // Reboot device to activate staged package |
| getDevice().reboot(); |
| getDevice().waitForDeviceAvailable(); |
| |
| // Verify rollback was enabled |
| runPhase("assertNetworkStackRollbackAvailable"); |
| |
| // Sleep for < health check deadline |
| Thread.sleep(5000); |
| // Verify rollback was not executed before health check deadline |
| runPhase("assertNoNetworkStackRollbackCommitted"); |
| try { |
| // This is expected to fail due to the device being rebooted out |
| // from underneath the test. If this fails for reasons other than |
| // the device reboot, those failures should result in failure of |
| // the assertNetworkStackExecutedRollback phase. |
| CLog.logAndDisplay(LogLevel.INFO, "Sleep and expect to fail while sleeping"); |
| // Sleep for > health check deadline |
| Thread.sleep(260000); |
| } catch (AssertionError e) { |
| // AssertionError is expected. |
| } |
| |
| getDevice().waitForDeviceAvailable(); |
| // Verify rollback was executed after health check deadline |
| runPhase("assertNetworkStackRollbackCommitted"); |
| } |
| |
| /** |
| * Tests passed network health check does not trigger watchdog staged rollbacks. |
| */ |
| @Test |
| public void testNetworkPassedDoesNotRollback() throws Exception { |
| // Remove available rollbacks and uninstall NetworkStack on /data/ |
| runPhase("resetNetworkStack"); |
| // Reduce health check deadline, here unlike the network failed case, we use |
| // a longer deadline because joining a network can take a much longer time for |
| // reasons external to the device than 'not joining' |
| getDevice().executeShellCommand("device_config put rollback " |
| + "watchdog_request_timeout_millis 300000"); |
| // Simulate re-installation of new NetworkStack with rollbacks enabled |
| getDevice().executeShellCommand("pm install -r --staged --enable-rollback " |
| + "/system/priv-app/NetworkStack/NetworkStack.apk"); |
| |
| // Sleep to allow writes to disk before reboot |
| Thread.sleep(5000); |
| // Reboot device to activate staged package |
| getDevice().reboot(); |
| getDevice().waitForDeviceAvailable(); |
| |
| // Verify rollback was enabled |
| runPhase("assertNetworkStackRollbackAvailable"); |
| |
| // Connect to internet so network health check passes |
| getDevice().executeShellCommand("svc wifi enable"); |
| getDevice().executeShellCommand("svc data enable"); |
| |
| // Wait for device available because emulator device may restart after turning |
| // on mobile data |
| getDevice().waitForDeviceAvailable(); |
| |
| // Sleep for > health check deadline |
| Thread.sleep(310000); |
| // Verify rollback was not executed after health check deadline |
| runPhase("assertNoNetworkStackRollbackCommitted"); |
| } |
| } |