| /* |
| * Copyright (C) 2017 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.tradefed.suite.checker; |
| |
| import com.android.annotations.VisibleForTesting; |
| import com.android.tradefed.config.Option; |
| import com.android.tradefed.device.DeviceNotAvailableException; |
| import com.android.tradefed.device.ITestDevice; |
| import com.android.tradefed.log.LogUtil.CLog; |
| import com.android.tradefed.suite.checker.StatusCheckerResult.CheckStatus; |
| import com.android.tradefed.util.ProcessInfo; |
| import com.android.tradefed.util.StreamUtil; |
| |
| |
| /** |
| * Check if the pid of system_server has changed from before and after a module run. A new pid would |
| * mean a runtime restart occurred during the module run. |
| */ |
| public class SystemServerStatusChecker implements ISystemStatusChecker { |
| |
| @Option( |
| name = "disable-recovery-reboot", |
| description = |
| "If status checker is detected down (no process), attempt to reboot the device." |
| ) |
| private boolean mShouldRecover = true; |
| |
| private ProcessInfo mSystemServerProcess; |
| private boolean mShouldSkip = false; |
| |
| /** {@inheritDoc} */ |
| @Override |
| public StatusCheckerResult preExecutionCheck(ITestDevice device) |
| throws DeviceNotAvailableException { |
| if (mShouldSkip) { |
| return new StatusCheckerResult(CheckStatus.SUCCESS); |
| } |
| // process info relies on a time function fixed after P |
| if (device.getApiLevel() < 29) { |
| mShouldSkip = true; |
| CLog.d("Api level is under 29 skipping SystemServerStatusChecker"); |
| return new StatusCheckerResult(CheckStatus.SUCCESS); |
| } |
| mSystemServerProcess = device.getProcessByName("system_server"); |
| StatusCheckerResult result = new StatusCheckerResult(CheckStatus.SUCCESS); |
| if (mSystemServerProcess == null) { |
| if (mShouldRecover) { |
| device.reboot(); |
| } |
| String message = "No valid system_server process is found."; |
| CLog.w(message); |
| result.setStatus(CheckStatus.FAILED); |
| result.setBugreportNeeded(true); |
| result.setErrorMessage(message); |
| return result; |
| } |
| return result; |
| } |
| |
| /** {@inheritDoc} */ |
| @Override |
| public StatusCheckerResult postExecutionCheck(ITestDevice device) |
| throws DeviceNotAvailableException { |
| if (mShouldSkip) { |
| return new StatusCheckerResult(CheckStatus.SUCCESS); |
| } |
| if (mSystemServerProcess == null) { |
| CLog.d( |
| "No valid system_server process was found in preExecutionCheck, " |
| + "skipping system_server postExecutionCheck."); |
| return new StatusCheckerResult(CheckStatus.SUCCESS); |
| } |
| try { |
| if (!device.deviceSoftRestarted(mSystemServerProcess)) { |
| return new StatusCheckerResult(CheckStatus.SUCCESS); |
| } |
| } catch (RuntimeException e) { |
| CLog.w(StreamUtil.getStackTrace(e)); |
| StatusCheckerResult result = new StatusCheckerResult(CheckStatus.FAILED); |
| result.setBugreportNeeded(true); |
| result.setErrorMessage(StreamUtil.getStackTrace(e)); |
| return result; |
| } |
| |
| StatusCheckerResult result = new StatusCheckerResult(CheckStatus.FAILED); |
| result.setBugreportNeeded(true); |
| result.setErrorMessage("The system-server crashed during test execution"); |
| return result; |
| } |
| |
| /** Returns the current time. */ |
| @VisibleForTesting |
| protected long getCurrentTime() { |
| return System.currentTimeMillis(); |
| } |
| |
| } |