upload android base code part6
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35
android/platform_testing/utils/crashcollector/Android.mk
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35
android/platform_testing/utils/crashcollector/Android.mk
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#
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# Copyright (C) 2016 The Android Open Source Project
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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#
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LOCAL_PATH:= $(call my-dir)
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include $(CLEAR_VARS)
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LOCAL_MODULE := crashcollector
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LOCAL_MODULE_PATH := $(TARGET_OUT_DATA)/local/tmp/crashcollector
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LOCAL_MODULE_TAGS := optional
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LOCAL_SRC_FILES := $(call all-java-files-under, src)
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LOCAL_COMPATIBILITY_SUITE := device-tests
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include $(BUILD_JAVA_LIBRARY)
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include $(CLEAR_VARS)
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LOCAL_MODULE := crashcollector
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LOCAL_MODULE_CLASS := EXECUTABLES
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LOCAL_MODULE_TAGS := optional
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LOCAL_MODULE_PATH := $(TARGET_OUT_DATA)/local/tmp/crashcollector
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LOCAL_SRC_FILES := crashcollector
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include $(BUILD_PREBUILT)
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19
android/platform_testing/utils/crashcollector/crashcollector
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19
android/platform_testing/utils/crashcollector/crashcollector
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#
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# Copyright (C) 2016 The Android Open Source Project
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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#
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base=/data/local/tmp/crashcollector
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export CLASSPATH=$base/crashcollector.jar
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exec app_process $base android.test.crashcollector.Collector $*
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/*
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* Copyright 2016, The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package android.test.crashcollector;
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import android.app.IActivityController;
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import android.app.IActivityManager;
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import android.content.Context;
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import android.content.Intent;
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import android.os.IBinder;
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import android.os.IBinder.DeathRecipient;
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import android.os.Process;
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import android.os.RemoteException;
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import android.os.ServiceManager;
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import android.os.SystemClock;
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import android.util.Log;
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import java.io.File;
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import java.text.SimpleDateFormat;
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import java.util.Date;
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import java.util.HashSet;
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/**
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* Main class for the crash collector that installs an activity controller to monitor app errors
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*/
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public class Collector {
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private static final String LOG_TAG = "CrashCollector";
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private static final long CHECK_AM_INTERVAL_MS = 5 * 1000;
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private static final long MAX_CHECK_AM_TIMEOUT_MS = 30 * 1000;
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private static final SimpleDateFormat TIME_FORMAT = new SimpleDateFormat("yyyy-MM-dd-HH.mm.ss");
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private static final File TOMBSTONES_PATH = new File("/data/tombstones");
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private HashSet<String> mTombstones = null;
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/**
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* Command-line entry point.
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*
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* @param args The command-line arguments
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*/
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public static void main(String[] args) {
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// Set the process name showing in "ps" or "top"
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Process.setArgV0("android.test.crashcollector");
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int resultCode = (new Collector()).run(args);
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System.exit(resultCode);
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}
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/**
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* Command execution entry point
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* @param args
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* @return
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* @throws RemoteException
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*/
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public int run(String[] args) {
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// recipient for activity manager death so that command can survive runtime restart
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final IBinder.DeathRecipient death = new DeathRecipient() {
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@Override
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public void binderDied() {
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synchronized (this) {
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notifyAll();
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}
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}
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};
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IBinder am = blockUntilSystemRunning(MAX_CHECK_AM_TIMEOUT_MS);
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if (am == null) {
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print("FATAL: Cannot get activity manager, is system running?");
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return -1;
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}
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IActivityController controller = new CrashCollector();
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do {
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try {
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// set activity controller
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IActivityManager iam = IActivityManager.Stub.asInterface(am);
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iam.setActivityController(controller, false);
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// register death recipient for activity manager
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am.linkToDeath(death, 0);
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} catch (RemoteException re) {
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print("FATAL: cannot set activity controller, is system running?");
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re.printStackTrace();
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return -1;
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}
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// monitor runtime restart (crash/kill of system server)
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synchronized (death) {
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while (am.isBinderAlive()) {
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try {
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Log.d(LOG_TAG, "Monitoring death of system server.");
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death.wait();
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} catch (InterruptedException e) {
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// ignore
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}
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}
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Log.w(LOG_TAG, "Detected crash of system server.");
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am = blockUntilSystemRunning(MAX_CHECK_AM_TIMEOUT_MS);
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}
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} while (true);
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// for now running indefinitely, until a better mechanism is found to signal shutdown
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}
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private void print(String line) {
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System.err.println(String.format("%s %s", TIME_FORMAT.format(new Date()), line));
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}
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/**
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* Blocks until system server is running, or timeout has reached
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* @param timeout
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* @return
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*/
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private IBinder blockUntilSystemRunning(long timeout) {
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// waiting for activity manager to come back
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long start = SystemClock.uptimeMillis();
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IBinder am = null;
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while (SystemClock.uptimeMillis() - start < MAX_CHECK_AM_TIMEOUT_MS) {
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am = ServiceManager.checkService(Context.ACTIVITY_SERVICE);
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if (am != null) {
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break;
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} else {
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Log.d(LOG_TAG, "activity manager not ready yet, continue waiting.");
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try {
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Thread.sleep(CHECK_AM_INTERVAL_MS);
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} catch (InterruptedException e) {
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// break out of current loop upon interruption
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break;
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}
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}
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}
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return am;
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}
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private boolean checkNativeCrashes() {
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String[] tombstones = TOMBSTONES_PATH.list();
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// shortcut path for usually empty directory, so we don't waste even
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// more objects
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if ((tombstones == null) || (tombstones.length == 0)) {
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mTombstones = null;
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return false;
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}
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// use set logic to look for new files
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HashSet<String> newStones = new HashSet<String>();
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for (String x : tombstones) {
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newStones.add(x);
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}
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boolean result = (mTombstones == null) || !mTombstones.containsAll(newStones);
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// keep the new list for the next time
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mTombstones = newStones;
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return result;
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}
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private class CrashCollector extends IActivityController.Stub {
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@Override
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public boolean activityStarting(Intent intent, String pkg) throws RemoteException {
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// check native crashes when we have a chance
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if (checkNativeCrashes()) {
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print("NATIVE: new tombstones");
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}
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return true;
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}
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@Override
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public boolean activityResuming(String pkg) throws RemoteException {
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// check native crashes when we have a chance
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if (checkNativeCrashes()) {
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print("NATIVE: new tombstones");
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}
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return true;
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}
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@Override
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public boolean appCrashed(String processName, int pid, String shortMsg, String longMsg,
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long timeMillis, String stackTrace) throws RemoteException {
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if (processName == null) {
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print("CRASH: null process name, assuming system");
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} else {
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print("CRASH: " + processName);
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}
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return false;
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}
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@Override
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public int appEarlyNotResponding(String processName, int pid, String annotation)
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throws RemoteException {
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// ignore
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return 0;
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}
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@Override
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public int appNotResponding(String processName, int pid, String processStats)
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throws RemoteException {
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print("ANR: " + processName);
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return -1;
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}
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@Override
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public int systemNotResponding(String msg) throws RemoteException {
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print("WATCHDOG: " + msg);
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return -1;
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}
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}
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}
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