| /* |
| * Copyright (C) 2008 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.server; |
| |
| import android.app.ProgressDialog; |
| import android.content.BroadcastReceiver; |
| import android.content.Context; |
| import android.content.Intent; |
| import android.os.AsyncTask; |
| import android.os.RecoverySystem; |
| import android.os.storage.StorageManager; |
| import android.util.Log; |
| import android.util.Slog; |
| import android.view.WindowManager; |
| |
| import com.android.internal.R; |
| |
| import java.io.IOException; |
| |
| public class MasterClearReceiver extends BroadcastReceiver { |
| private static final String TAG = "MasterClear"; |
| |
| @Override |
| public void onReceive(final Context context, final Intent intent) { |
| if (intent.getAction().equals(Intent.ACTION_REMOTE_INTENT)) { |
| if (!"google.com".equals(intent.getStringExtra("from"))) { |
| Slog.w(TAG, "Ignoring master clear request -- not from trusted server."); |
| return; |
| } |
| } |
| |
| final boolean shutdown = intent.getBooleanExtra("shutdown", false); |
| final String reason = intent.getStringExtra(Intent.EXTRA_REASON); |
| final boolean wipeExternalStorage = intent.getBooleanExtra( |
| Intent.EXTRA_WIPE_EXTERNAL_STORAGE, false); |
| final boolean forceWipe = intent.getBooleanExtra(Intent.EXTRA_FORCE_MASTER_CLEAR, false); |
| |
| Slog.w(TAG, "!!! FACTORY RESET !!!"); |
| // The reboot call is blocking, so we need to do it on another thread. |
| Thread thr = new Thread("Reboot") { |
| @Override |
| public void run() { |
| try { |
| RecoverySystem.rebootWipeUserData(context, shutdown, reason, forceWipe); |
| Log.wtf(TAG, "Still running after master clear?!"); |
| } catch (IOException e) { |
| Slog.e(TAG, "Can't perform master clear/factory reset", e); |
| } catch (SecurityException e) { |
| Slog.e(TAG, "Can't perform master clear/factory reset", e); |
| } |
| } |
| }; |
| |
| if (wipeExternalStorage) { |
| // thr will be started at the end of this task. |
| new WipeAdoptableDisksTask(context, thr).execute(); |
| } else { |
| thr.start(); |
| } |
| } |
| |
| private class WipeAdoptableDisksTask extends AsyncTask<Void, Void, Void> { |
| private final Thread mChainedTask; |
| private final Context mContext; |
| private final ProgressDialog mProgressDialog; |
| |
| public WipeAdoptableDisksTask(Context context, Thread chainedTask) { |
| mContext = context; |
| mChainedTask = chainedTask; |
| mProgressDialog = new ProgressDialog(context); |
| } |
| |
| @Override |
| protected void onPreExecute() { |
| mProgressDialog.setIndeterminate(true); |
| mProgressDialog.getWindow().setType(WindowManager.LayoutParams.TYPE_SYSTEM_ALERT); |
| mProgressDialog.setMessage(mContext.getText(R.string.progress_erasing)); |
| mProgressDialog.show(); |
| } |
| |
| @Override |
| protected Void doInBackground(Void... params) { |
| Slog.w(TAG, "Wiping adoptable disks"); |
| StorageManager sm = (StorageManager) mContext.getSystemService( |
| Context.STORAGE_SERVICE); |
| sm.wipeAdoptableDisks(); |
| return null; |
| } |
| |
| @Override |
| protected void onPostExecute(Void result) { |
| mProgressDialog.dismiss(); |
| mChainedTask.start(); |
| } |
| |
| } |
| } |