1 /* 2 * Copyright (C) 2013 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package com.android.shell; 18 19 import static com.android.shell.BugreportProgressService.EXTRA_BUGREPORT; 20 import static com.android.shell.BugreportProgressService.EXTRA_ORIGINAL_INTENT; 21 import static com.android.shell.BugreportProgressService.INTENT_BUGREPORT_FINISHED; 22 import static com.android.shell.BugreportProgressService.getFileExtra; 23 import static com.android.shell.BugreportProgressService.dumpIntent; 24 25 import java.io.File; 26 27 import android.content.BroadcastReceiver; 28 import android.content.Context; 29 import android.content.Intent; 30 import android.os.AsyncTask; 31 import android.os.FileUtils; 32 import android.text.format.DateUtils; 33 import android.util.Log; 34 35 /** 36 * Receiver that handles finished bugreports, usually by attaching them to an 37 * {@link Intent#ACTION_SEND_MULTIPLE}. 38 */ 39 public class BugreportReceiver extends BroadcastReceiver { 40 private static final String TAG = "BugreportReceiver"; 41 42 /** 43 * Always keep the newest 8 bugreport files. 44 */ 45 private static final int MIN_KEEP_COUNT = 8; 46 47 /** 48 * Always keep bugreports taken in the last week. 49 */ 50 private static final long MIN_KEEP_AGE = DateUtils.WEEK_IN_MILLIS; 51 52 @Override onReceive(Context context, Intent intent)53 public void onReceive(Context context, Intent intent) { 54 Log.d(TAG, "onReceive(): " + dumpIntent(intent)); 55 // Clean up older bugreports in background 56 cleanupOldFiles(this, intent, INTENT_BUGREPORT_FINISHED, MIN_KEEP_COUNT, MIN_KEEP_AGE); 57 58 // Delegate intent handling to service. 59 Intent serviceIntent = new Intent(context, BugreportProgressService.class); 60 serviceIntent.putExtra(EXTRA_ORIGINAL_INTENT, intent); 61 context.startService(serviceIntent); 62 } 63 cleanupOldFiles(BroadcastReceiver br, Intent intent, String expectedAction, final int minCount, final long minAge)64 static void cleanupOldFiles(BroadcastReceiver br, Intent intent, String expectedAction, 65 final int minCount, final long minAge) { 66 if (!expectedAction.equals(intent.getAction())) { 67 return; 68 } 69 final File bugreportFile = getFileExtra(intent, EXTRA_BUGREPORT); 70 if (bugreportFile == null || !bugreportFile.exists()) { 71 Log.e(TAG, "Not deleting old files because file " + bugreportFile + " doesn't exist"); 72 return; 73 } 74 final PendingResult result = br.goAsync(); 75 new AsyncTask<Void, Void, Void>() { 76 @Override 77 protected Void doInBackground(Void... params) { 78 try { 79 FileUtils.deleteOlderFiles(bugreportFile.getParentFile(), minCount, minAge); 80 } catch (RuntimeException e) { 81 Log.e(TAG, "RuntimeException deleting old files", e); 82 } 83 result.finish(); 84 return null; 85 } 86 }.execute(); 87 } 88 } 89