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Use flat files for allowing/denying stored apps. Apps are still tracked in the database for the Superuser UI
1 parent 981a3ba commit 6298409

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6 files changed

+120
-309
lines changed

6 files changed

+120
-309
lines changed

‎src/com/noshufou/android/su/UpdatePermissionsReceiver.java

Lines changed: 0 additions & 17 deletions
This file was deleted.

‎src/com/noshufou/android/su/preferences/PreferencesActivity.java

Lines changed: 2 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -283,6 +283,8 @@ public void onSharedPreferenceChanged(SharedPreferences sharedPreferences,
283283
if (key.equals(Preferences.NOTIFICATION_TYPE) && mToastLocation != null) {
284284
mToastLocation.setEnabled(sharedPreferences
285285
.getString(Preferences.NOTIFICATION_TYPE, "toast").equals("toast"));
286+
} else if (key.equals(Preferences.AUTOMATIC_ACTION)) {
287+
Util.writeDetaultStoreFile(this, sharedPreferences.getString(key, "prompt"));
286288
}
287289
}
288290

‎src/com/noshufou/android/su/preferences/PreferencesFragment.java

Lines changed: 2 additions & 0 deletions
Original file line numberDiff line numberDiff line change
@@ -245,6 +245,8 @@ public void onSharedPreferenceChanged(SharedPreferences sharedPreferences, Strin
245245
updateSecretCode(sharedPreferences.getString(key, "787378737"));
246246
} else if (key.equals(Preferences.PIN)) {
247247
setDepsNfc(sharedPreferences.getBoolean(Preferences.PIN, false));
248+
} else if (key.equals(Preferences.AUTOMATIC_ACTION)) {
249+
Util.writeDetaultStoreFile(getActivity(), sharedPreferences.getString(key, "prompt"));
248250
}
249251
}
250252

‎src/com/noshufou/android/su/provider/PermissionsProvider.java

Lines changed: 62 additions & 51 deletions
Original file line numberDiff line numberDiff line change
@@ -15,6 +15,11 @@
1515
******************************************************************************/
1616
package com.noshufou.android.su.provider;
1717

18+
import java.io.File;
19+
import java.io.FileNotFoundException;
20+
import java.io.FileOutputStream;
21+
import java.io.IOException;
22+
import java.io.OutputStreamWriter;
1823
import java.util.HashMap;
1924

2025
import android.content.ContentProvider;
@@ -63,10 +68,8 @@ public static class Apps {
6368
public static final String LAST_ACCESS_TYPE = Logs.TYPE;
6469
public static final String NOTIFICATIONS = "notifications";
6570
public static final String LOGGING = "logging";
66-
public static final String DIRTY = "dirty";
6771

6872
public static final class AllowType {
69-
public static final int TO_DELETE = -2;
7073
public static final int ASK = -1;
7174
public static final int DENY = 0;
7275
public static final int ALLOW = 1;
@@ -154,7 +157,6 @@ public static final class LogType {
154157
sAppsProjectionMap.put(Apps.LAST_ACCESS_TYPE, Logs.TABLE_NAME + "." + Logs.TYPE);
155158
sAppsProjectionMap.put(Apps.NOTIFICATIONS, Apps.TABLE_NAME + "." + Apps.NOTIFICATIONS);
156159
sAppsProjectionMap.put(Apps.LOGGING, Apps.TABLE_NAME + "." + Apps.LOGGING);
157-
sAppsProjectionMap.put(Apps.DIRTY, Apps.TABLE_NAME + "." + Apps.DIRTY);
158160
}
159161

160162
private static final HashMap<String, String> sLogsProjectionMap;
@@ -294,7 +296,6 @@ public Uri insert(Uri uri, ContentValues values) {
294296
switch (sUriMatcher.match(uri)) {
295297
case APPS:
296298
// TODO: Check validity of incoming data before inserting it
297-
values.put(Apps.DIRTY, "1");
298299
try {
299300
rowId = mDb.insertOrThrow(Apps.TABLE_NAME, null, values);
300301
} catch (SQLException e) {
@@ -322,9 +323,15 @@ public Uri insert(Uri uri, ContentValues values) {
322323
logValues.put(Logs.DATE, System.currentTimeMillis());
323324
logValues.put(Logs.TYPE, Logs.LogType.CREATE);
324325
mDb.insert(Logs.TABLE_NAME, null, logValues);
326+
327+
Util.writeStoreFile(mContext,
328+
values.getAsInteger(Apps.UID),
329+
values.getAsInteger(Apps.EXEC_UID),
330+
values.getAsString(Apps.EXEC_CMD),
331+
values.getAsInteger(Apps.ALLOW));
325332
}
326-
Util.updatePermissionsDb(mContext);
327333
returnUri = ContentUris.withAppendedId(Apps.CONTENT_URI, rowId);
334+
328335
break;
329336
case APP_ID_LOGS:
330337
case LOGS_APP_ID:
@@ -358,38 +365,33 @@ public int update(Uri uri, ContentValues values, String selection,
358365

359366
int count = 0;
360367

361-
boolean updatePermissionsDb = false;
362-
if (!values.containsKey(Apps.DIRTY)) {
363-
Log.d(TAG, "Row dirty, update permissions.sqlite");
364-
values.put(Apps.DIRTY, "1");
365-
updatePermissionsDb = true;
366-
} else {
367-
Log.d(TAG, "Row not dirty, don't update permissions.sqlite");
368-
}
369368
switch (sUriMatcher.match(uri)) {
370-
case APPS:
371-
count = mDb.update(Apps.TABLE_NAME, values, selection, selectionArgs);
372-
break;
373369
case APP_ID:
374370
count = mDb.update(Apps.TABLE_NAME, values,
375371
Apps._ID + "=" + uri.getPathSegments().get(1) +
376372
(!TextUtils.isEmpty(selection)? " AND (" +
377373
selection + ")":""),
378374
selectionArgs);
379-
break;
380-
case APP_UID:
381-
count = mDb.update(Apps.TABLE_NAME, values,
382-
Apps.UID + "=" + uri.getPathSegments().get(2) +
375+
Cursor c = mDb.query(Apps.TABLE_NAME,
376+
null,
377+
Apps._ID + "=" + uri.getPathSegments().get(1) +
383378
(!TextUtils.isEmpty(selection)? " AND (" +
384379
selection + ")":""),
385-
selectionArgs);
380+
selectionArgs,
381+
null, null, null);
382+
if (c.moveToFirst()) {
383+
Util.writeStoreFile(mContext,
384+
c.getInt(c.getColumnIndex(Apps.UID)),
385+
c.getInt(c.getColumnIndex(Apps.EXEC_UID)),
386+
c.getString(c.getColumnIndex(Apps.EXEC_CMD)),
387+
c.getInt(c.getColumnIndex(Apps.ALLOW)));
388+
}
389+
c.close();
386390
break;
387391
default:
388392
throw new IllegalArgumentException("Unsupported URI: " + uri);
389393
}
390-
if (updatePermissionsDb) {
391-
Util.updatePermissionsDb(mContext);
392-
}
394+
393395
getContext().getContentResolver().notifyChange(uri, null);
394396
return count;
395397
}
@@ -400,25 +402,27 @@ public int delete(Uri uri, String selection, String[] selectionArgs) {
400402

401403
int count = 0;
402404

403-
ContentValues deleteAppValues = new ContentValues();
404-
deleteAppValues.put(Apps.ALLOW, Apps.AllowType.TO_DELETE);
405-
deleteAppValues.put(Apps.DIRTY, 1);
406-
407405
switch (sUriMatcher.match(uri)) {
408-
case APPS:
409-
// Don't delete the app here, set it's allow column to -1 and
410-
// mark it as dirty. The PermissionsDbService will delete it
411-
count = mDb.update(Apps.TABLE_NAME, deleteAppValues, selection, selectionArgs);
412-
// Delete from the other DB too
413-
Util.updatePermissionsDb(mContext);
414-
break;
415406
case APP_ID:
416-
count = mDb.update(Apps.TABLE_NAME, deleteAppValues,
407+
Cursor c = mDb.query(Apps.TABLE_NAME,
408+
new String[] { Apps.UID, Apps.EXEC_UID },
409+
Apps._ID + "=" + uri.getPathSegments().get(1) +
410+
(!TextUtils.isEmpty(selection)? " AND (" +
411+
selection + ")":""),
412+
selectionArgs,
413+
null, null, null);
414+
if (c.moveToFirst()) {
415+
File file = new File(mContext.getFilesDir().getAbsolutePath() + "/stored/" +
416+
c.getInt(c.getColumnIndex(Apps.UID)) + "-" +
417+
c.getInt(c.getColumnIndex(Apps.EXEC_UID)));
418+
file.delete();
419+
}
420+
c.close();
421+
count = mDb.delete(Apps.TABLE_NAME,
417422
Apps._ID + "=" + uri.getPathSegments().get(1) +
418423
(!TextUtils.isEmpty(selection)? " AND (" +
419424
selection + ")":""),
420425
selectionArgs);
421-
Util.updatePermissionsDb(mContext);
422426
// No break here so we can fall through and delete associated logs
423427
case APP_ID_LOGS:
424428
case LOGS_APP_ID:
@@ -428,15 +432,6 @@ public int delete(Uri uri, String selection, String[] selectionArgs) {
428432
selection + ")":""),
429433
selectionArgs);
430434
break;
431-
case APP_UID:
432-
// May remove this, I don't think I'm going to want to use it
433-
count = mDb.update(Apps.TABLE_NAME, deleteAppValues,
434-
Apps.UID + "=" + uri.getPathSegments().get(2) +
435-
(!TextUtils.isEmpty(selection)? " AND (" +
436-
selection + ")":""),
437-
selectionArgs);
438-
Util.updatePermissionsDb(mContext);
439-
break;
440435
case APP_CLEAN:
441436
count = mDb.delete(Apps.TABLE_NAME, selection, selectionArgs);
442437
break;
@@ -461,7 +456,7 @@ private boolean ensureDb() {
461456

462457
private class SuDbOpenHelper extends SQLiteOpenHelper {
463458
private static final String DATABASE_NAME = "su.db";
464-
private static final int DATABASE_VERSION = 4;
459+
private static final int DATABASE_VERSION = 5;
465460

466461
SuDbOpenHelper(Context context) {
467462
super(context, DATABASE_NAME, null, DATABASE_VERSION);
@@ -498,10 +493,6 @@ public void onUpgrade(SQLiteDatabase db, int oldVersion, int newVersion) {
498493
Log.e(TAG, "dirty column already exists... wut?", e);
499494
}
500495
// Set everything to dirty
501-
ContentValues values = new ContentValues();
502-
values.put(Apps.DIRTY, "1");
503-
db.update(Apps.TABLE_NAME, values, null, null);
504-
Util.updatePermissionsDb(mContext);
505496
upgradeVersion = 3;
506497
}
507498

@@ -521,6 +512,26 @@ public void onUpgrade(SQLiteDatabase db, int oldVersion, int newVersion) {
521512
c.close();
522513
upgradeVersion = 4;
523514
}
515+
516+
if (upgradeVersion == 4) {
517+
Cursor c = db.query(Apps.TABLE_NAME, null, null, null, null, null, null);
518+
while (c.moveToNext()) {
519+
Util.writeStoreFile(mContext,
520+
c.getInt(c.getColumnIndex(Apps.UID)),
521+
c.getInt(c.getColumnIndex(Apps.EXEC_UID)),
522+
c.getString(c.getColumnIndex(Apps.EXEC_CMD)),
523+
c.getInt(c.getColumnIndex(Apps.ALLOW)));
524+
}
525+
c.close();
526+
mContext.deleteDatabase("permissions.sqlite");
527+
upgradeVersion = 5;
528+
}
529+
530+
}
531+
532+
@Override
533+
public void onDowngrade(SQLiteDatabase db, int oldVersion, int newVersion) {
534+
// TODO Auto-generated method stub
524535
}
525536
}
526537

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