src/eu/alefzero/owncloud/CrashHandler.java

   1 /* ownCloud Android client application
   2  *   Copyright (C) 2012  Bartek Przybylski
   3  *
   4  *   This program is free software: you can redistribute it and/or modify
   5  *   it under the terms of the GNU General Public License as published by
   6  *   the Free Software Foundation, either version 3 of the License, or
   7  *   (at your option) any later version.
   8  *
   9  *   This program is distributed in the hope that it will be useful,
  10  *   but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  *   GNU General Public License for more details.
  13  *
  14  *   You should have received a copy of the GNU General Public License
  15  *   along with this program.  If not, see <http://www.gnu.org/licenses/>.
  16  *
  17  */
  18
  19 package eu.alefzero.owncloud;
  20
  21 import java.io.BufferedReader;
  22 import java.io.File;
  23 import java.io.FileWriter;
  24 import java.io.InputStreamReader;
  25 import java.io.PrintWriter;
  26 import java.io.StringWriter;
  27 import java.io.Writer;
  28 import java.lang.Thread.UncaughtExceptionHandler;
  29 import java.util.LinkedList;
  30 import java.util.List;
  31
  32 import eu.alefzero.owncloud.authenticator.AccountAuthenticator;
  33
  34 import android.accounts.Account;
  35 import android.accounts.AccountManager;
  36 import android.app.AlarmManager;
  37 import android.app.PendingIntent;
  38 import android.content.Context;
  39 import android.content.Intent;
  40 import android.net.ConnectivityManager;
  41 import android.os.Environment;
  42 import android.util.Log;
  43
  44 public class CrashHandler implements UncaughtExceptionHandler {
  45
  46     public static final String KEY_CRASH_FILENAME = "KEY_CRASH_FILENAME";
  47
  48     private Context mContext;
  49     private static final String TAG = "CrashHandler";
  50     private static final String crash_filename_template = "crash";
  51     private static List<String> TAGS;
  52     private UncaughtExceptionHandler defaultUEH;
  53
  54     // TODO: create base activity which will register for crashlog tag automaticly
  55     static {
  56         TAGS = new LinkedList<String>();
  57         TAGS.add("AccountAuthenticator");
  58         TAGS.add("AccountAuthenticator");
  59         TAGS.add("ConnectionCheckerRunnable");
  60         TAGS.add("EasySSLSocketFactory");
  61         TAGS.add("FileDataStorageManager");
  62         TAGS.add("PhotoTakenBroadcastReceiver");
  63         TAGS.add("InstantUploadService");
  64         TAGS.add("FileDownloader");
  65         TAGS.add("FileUploader");
  66         TAGS.add("LocationUpdateService");
  67         TAGS.add("FileSyncAdapter");
  68         TAGS.add("AuthActivity");
  69         TAGS.add("OwnCloudPreferences");
  70         TAGS.add("FileDetailFragment");
  71         TAGS.add("FileListFragment");
  72         TAGS.add("ownCloudUploader");
  73         TAGS.add("WebdavClient");
  74     }
  75
  76     public CrashHandler(Context context) {
  77         mContext = context;
  78         defaultUEH = Thread.getDefaultUncaughtExceptionHandler();
  79     }
  80
  81     @Override
  82     public void uncaughtException(Thread thread, Throwable ex) {
  83         final Writer writer = new StringWriter();
  84         final PrintWriter printwriter = new PrintWriter(writer);
  85         ex.printStackTrace(printwriter);
  86         final String startrace = writer.toString();
  87         printwriter.close();
  88         File ocdir = new File(Environment.getExternalStorageDirectory().getAbsoluteFile(), "owncloud");
  89         ocdir.mkdirs();
  90
  91         String crash_filename = crash_filename_template + System.currentTimeMillis() + ".txt";
  92         File crashfile = new File(ocdir, crash_filename);
  93         try {
  94             ConnectivityManager cm = (ConnectivityManager) mContext.getSystemService(Context.CONNECTIVITY_SERVICE);
  95             String header = String.format("Model: %s, SDK: %d, Current net: %s\n\n",
  96                                           android.os.Build.MODEL,
  97                                           android.os.Build.VERSION.SDK_INT,
  98                                           cm.getActiveNetworkInfo() != null ? cm.getActiveNetworkInfo().getTypeName() : "NONE");
  99             Account account = AccountUtils.getCurrentOwnCloudAccount(mContext);
 100             AccountManager am = AccountManager.get(mContext);
 101             String header2 = String.format("Account: %s, OCUrl: %s, OCVersion: %s\n\n",
 102                                            account.name,
 103                                            am.getUserData(account, AccountAuthenticator.KEY_OC_BASE_URL),
 104                                            am.getUserData(account, AccountAuthenticator.KEY_OC_VERSION));
 105
 106             crashfile.createNewFile();
 107             FileWriter fw = new FileWriter(crashfile);
 108             fw.write(header);
 109             fw.write(header2);
 110             fw.write(startrace);
 111             fw.write("\n\n");
 112
 113             String logcat = "logcat -d *:S ";
 114
 115             for (String s : TAGS)
 116                 logcat += s + ":V ";
 117
 118             Process process = Runtime.getRuntime().exec(logcat);
 119             BufferedReader br = new BufferedReader(new InputStreamReader(process.getInputStream()));
 120             String logline;
 121             while ((logline = br.readLine()) != null)
 122                 fw.write(logline+"\n");
 123
 124             br.close();
 125             fw.close();
 126
 127             Intent dataintent = new Intent(mContext, CrashlogSendActivity.class);
 128             dataintent.putExtra(KEY_CRASH_FILENAME, crashfile.getAbsolutePath());
 129             PendingIntent intent = PendingIntent.getActivity(mContext.getApplicationContext(), 0, dataintent, Intent.FLAG_ACTIVITY_NEW_TASK | Intent.FLAG_ACTIVITY_CLEAR_TASK);
 130             AlarmManager mngr = (AlarmManager)mContext.getSystemService(Context.ALARM_SERVICE);
 131             if (mngr == null) {
 132                 Log.e(TAG, "Couldn't retrieve alarm manager!");
 133                 defaultUEH.uncaughtException(thread, ex);
 134                 return;
 135             }
 136             mngr.set(AlarmManager.RTC, System.currentTimeMillis(), intent);
 137             System.exit(2);
 138         } catch (Exception e1) {
 139             Log.e(TAG, "Crash handler failed!");
 140             Log.e(TAG, e1.toString());
 141             defaultUEH.uncaughtException(thread, ex);
 142             return;
 143         }
 144     }
 145 }