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Code Issues Packages Projects Releases Wiki Activity

Added sqlite integrity check

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M66B
2022-08-31 10:23:24 +02:00
parent 0f88b598b2
commit 7618dc83aa
4 changed files with 62 additions and 11 deletions
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40
app/src/main/java/eu/faircode/email/DB.java
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@@ -6,6 +6,7 @@ import android.app.ActivityManager;
import android.content.Context;
import android.content.SharedPreferences;
import android.database.Cursor;
import android.database.sqlite.SQLiteDatabaseCorruptException;
import android.net.Uri;
import android.os.Build;
import android.text.TextUtils;
@@ -142,16 +143,39 @@ public abstract class DB extends RoomDatabase {
@Override
public void init(@NonNull DatabaseConfiguration configuration) {
// https://www.sqlite.org/pragma.html#pragma_wal_autocheckpoint
if (BuildConfig.DEBUG) {
File dbfile = configuration.context.getDatabasePath(DB_NAME);
if (dbfile.exists()) {
try (SQLiteDatabase db = SQLiteDatabase.openDatabase(dbfile.getPath(), null, SQLiteDatabase.OPEN_READWRITE)) {
Log.i("Set PRAGMA wal_autocheckpoint=" + DB_CHECKPOINT);
try (Cursor cursor = db.rawQuery("PRAGMA wal_autocheckpoint=" + DB_CHECKPOINT + ";", null)) {
cursor.moveToNext(); // required
File dbfile = configuration.context.getDatabasePath(DB_NAME);
SharedPreferences prefs = PreferenceManager.getDefaultSharedPreferences(configuration.context);
boolean sqlite_integrity_check = prefs.getBoolean("sqlite_integrity_check", true);
// https://www.sqlite.org/pragma.html#pragma_integrity_check
if (sqlite_integrity_check && dbfile.exists()) {
String check = (Helper.isRedmiNote() || Helper.isOnePlus() || BuildConfig.DEBUG
? "integrity_check" : "quick_check");
try (SQLiteDatabase db = SQLiteDatabase.openDatabase(dbfile.getPath(), null, SQLiteDatabase.OPEN_READWRITE)) {
Log.i("PRAGMA " + check);
try (Cursor cursor = db.rawQuery("PRAGMA " + check + ";", null)) {
while (cursor.moveToNext()) {
String line = cursor.getString(0);
if ("ok".equals(line))
Log.i("PRAGMA " + check + "=" + line);
else
Log.e("PRAGMA " + check + "=" + line);
}
}
} catch (SQLiteDatabaseCorruptException ex) {
Log.e(ex);
dbfile.delete();
}
}
// https://www.sqlite.org/pragma.html#pragma_wal_autocheckpoint
if (BuildConfig.DEBUG && dbfile.exists()) {
try (SQLiteDatabase db = SQLiteDatabase.openDatabase(dbfile.getPath(), null, SQLiteDatabase.OPEN_READWRITE)) {
Log.i("Set PRAGMA wal_autocheckpoint=" + DB_CHECKPOINT);
try (Cursor cursor = db.rawQuery("PRAGMA wal_autocheckpoint=" + DB_CHECKPOINT + ";", null)) {
cursor.moveToNext(); // required
}
}
}