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Code Issues Releases Wiki Activity

consolidate: split into two steps, can pick up at second step if anything fails

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This commit is contained in:
Vincent Breitmoser 2014-08-19 15:45:42 +02:00
parent 8d668d170c
commit c725239a69
7 changed files with 112 additions and 26 deletions
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3
OpenKeychain/src/main/java/org/sufficientlysecure/keychain/Constants.java
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@ -68,6 +68,9 @@ public final class Constants {
public static final String KEY_SERVERS_DEFAULT_VERSION = "keyServersDefaultVersion";
public static final String WRITE_VERSION_HEADER = "writeVersionHeader";
public static final String FIRST_TIME = "firstTime";
public static final String CACHED_CONSOLIDATE = "cachedConsolidate";
public static final String CACHED_CONSOLIDATE_SECRETS = "cachedConsolidateSecrets";
public static final String CACHED_CONSOLIDATE_PUBLICS = "cachedConsolidatePublics";
}
public static final class Defaults {

31
OpenKeychain/src/main/java/org/sufficientlysecure/keychain/helper/Preferences.java
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@ -25,6 +25,7 @@ import org.spongycastle.bcpg.CompressionAlgorithmTags;
import org.spongycastle.bcpg.HashAlgorithmTags;
import org.spongycastle.openpgp.PGPEncryptedData;
import org.sufficientlysecure.keychain.Constants;
import org.sufficientlysecure.keychain.Constants.Pref;
import java.util.ArrayList;
import java.util.Arrays;
@ -134,6 +135,36 @@ public class Preferences {
editor.commit();
}
public boolean getCachedConsolidate() {
return mSharedPreferences.getBoolean(Pref.CACHED_CONSOLIDATE, false);
}
public void setCachedConsolidate(boolean value) {
SharedPreferences.Editor editor = mSharedPreferences.edit();
editor.putBoolean(Pref.CACHED_CONSOLIDATE, value);
editor.commit();
}
public int getCachedConsolidateNumPublics() {
return mSharedPreferences.getInt(Pref.CACHED_CONSOLIDATE_PUBLICS, 100);
}
public void setCachedConsolidateNumPublics(int value) {
SharedPreferences.Editor editor = mSharedPreferences.edit();
editor.putInt(Pref.CACHED_CONSOLIDATE_PUBLICS, value);
editor.commit();
}
public int getCachedConsolidateNumSecrets() {
return mSharedPreferences.getInt(Pref.CACHED_CONSOLIDATE_SECRETS, 100);
}
public void setCachedConsolidateNumSecrets(int value) {
SharedPreferences.Editor editor = mSharedPreferences.edit();
editor.putInt(Pref.CACHED_CONSOLIDATE_SECRETS, value);
editor.commit();
}
public boolean isFirstTime() {
return mSharedPreferences.getBoolean(Constants.Pref.FIRST_TIME, true);
}

65
OpenKeychain/src/main/java/org/sufficientlysecure/keychain/provider/ProviderHelper.java
View File

@ -28,6 +28,8 @@ import android.os.RemoteException;
import android.support.v4.util.LongSparseArray;
import org.sufficientlysecure.keychain.Constants;
import org.sufficientlysecure.keychain.R;
import org.sufficientlysecure.keychain.helper.Preferences;
import org.sufficientlysecure.keychain.keyimport.ParcelableKeyRing;
import org.sufficientlysecure.keychain.pgp.CanonicalizedPublicKey;
import org.sufficientlysecure.keychain.pgp.CanonicalizedPublicKeyRing;
@ -58,6 +60,7 @@ import org.sufficientlysecure.keychain.service.OperationResults.SaveKeyringResul
import org.sufficientlysecure.keychain.util.FileImportCache;
import org.sufficientlysecure.keychain.util.IterableIterator;
import org.sufficientlysecure.keychain.util.Log;
import org.sufficientlysecure.keychain.util.ProgressFixedScaler;
import org.sufficientlysecure.keychain.util.ProgressScaler;
import java.io.ByteArrayOutputStream;
@ -823,11 +826,9 @@ public class ProviderHelper {
}
public ConsolidateResult consolidateDatabase(Progressable progress) {
public ConsolidateResult consolidateDatabaseStep1(Progressable progress) {
// 1a. fetch all secret keyrings into a cache file
int numSecrets, numPublics;
log(LogLevel.START, LogType.MSG_CON, mIndent);
mIndent += 1;
@ -836,7 +837,7 @@ public class ProviderHelper {
log(LogLevel.DEBUG, LogType.MSG_CON_SAVE_SECRET, mIndent);
mIndent += 1;
final Cursor cursor = mContentResolver.query(KeyRings.buildUnifiedKeyRingsUri(), new String[] {
final Cursor cursor = mContentResolver.query(KeyRings.buildUnifiedKeyRingsUri(), new String[]{
KeyRings.PRIVKEY_DATA, KeyRings.FINGERPRINT, KeyRings.HAS_ANY_SECRET
}, KeyRings.HAS_ANY_SECRET + " = 1", null, null);
@ -844,7 +845,7 @@ public class ProviderHelper {
return new ConsolidateResult(ConsolidateResult.RESULT_ERROR, mLog);
}
numSecrets = cursor.getCount();
Preferences.getPreferences(mContext).setCachedConsolidateNumSecrets(cursor.getCount());
FileImportCache<ParcelableKeyRing> cache =
new FileImportCache<ParcelableKeyRing>(mContext, "consolidate_secret.pcl");
@ -894,7 +895,7 @@ public class ProviderHelper {
log(LogLevel.DEBUG, LogType.MSG_CON_SAVE_PUBLIC, mIndent);
mIndent += 1;
final Cursor cursor = mContentResolver.query(KeyRings.buildUnifiedKeyRingsUri(), new String[] {
final Cursor cursor = mContentResolver.query(KeyRings.buildUnifiedKeyRingsUri(), new String[]{
KeyRings.PUBKEY_DATA, KeyRings.FINGERPRINT
}, null, null, null);
@ -902,7 +903,7 @@ public class ProviderHelper {
return new ConsolidateResult(ConsolidateResult.RESULT_ERROR, mLog);
}
numPublics = cursor.getCount();
Preferences.getPreferences(mContext).setCachedConsolidateNumSecrets(cursor.getCount());
FileImportCache<ParcelableKeyRing> cache =
new FileImportCache<ParcelableKeyRing>(mContext, "consolidate_public.pcl");
@ -946,19 +947,39 @@ public class ProviderHelper {
mIndent -= 1;
}
Preferences.getPreferences(mContext).setCachedConsolidate(true);
return consolidateDatabaseStep2(progress);
}
public ConsolidateResult consolidateDatabaseStep2(Progressable progress) {
Preferences prefs = Preferences.getPreferences(mContext);
if ( ! prefs.getCachedConsolidate()) {
log(LogLevel.ERROR, LogType.MSG_CON_ERROR_BAD_STATE);
return new ConsolidateResult(ConsolidateResult.RESULT_ERROR, mLog);
}
// Set flag that we have a cached consolidation here
int numSecrets = prefs.getCachedConsolidateNumSecrets();
int numPublics = prefs.getCachedConsolidateNumPublics();
// 2. wipe database (IT'S DANGEROUS)
log(LogLevel.DEBUG, LogType.MSG_CON_DB_CLEAR, mIndent);
new KeychainDatabase(mContext).clearDatabase();
FileImportCache<ParcelableKeyRing> cacheSecret =
new FileImportCache<ParcelableKeyRing>(mContext, "consolidate_secret.pcl");
FileImportCache<ParcelableKeyRing> cachePublic =
new FileImportCache<ParcelableKeyRing>(mContext, "consolidate_public.pcl");
// 3. Re-Import secret keyrings from cache
try {
log(LogLevel.DEBUG, LogType.MSG_CON_REIMPORT_SECRET, mIndent, numSecrets);
mIndent += 1;
FileImportCache<ParcelableKeyRing> cache =
new FileImportCache<ParcelableKeyRing>(mContext, "consolidate_secret.pcl");
new PgpImportExport(mContext, this, new ProgressScaler(progress, 10, 25, 100))
.importKeyRings(cache.readCache(), numSecrets);
new PgpImportExport(mContext, this, new ProgressFixedScaler(progress, 10, 25, 100, R.string.progress_con_reimport))
.importKeyRings(cacheSecret.readCache(false), numSecrets);
} catch (IOException e) {
Log.e(Constants.TAG, "error importing secret");
return new ConsolidateResult(ConsolidateResult.RESULT_ERROR, mLog);
@ -966,15 +987,13 @@ public class ProviderHelper {
mIndent -= 1;
}
// 3. Re-Import public keyrings from cache
// 4. Re-Import public keyrings from cache
try {
log(LogLevel.DEBUG, LogType.MSG_CON_REIMPORT_PUBLIC, mIndent, numPublics);
mIndent += 1;
FileImportCache<ParcelableKeyRing> cache =
new FileImportCache<ParcelableKeyRing>(mContext, "consolidate_public.pcl");
new PgpImportExport(mContext, this, new ProgressScaler(progress, 25, 99, 100))
.importKeyRings(cache.readCache(), numPublics);
.importKeyRings(cachePublic.readCache(false), numPublics);
} catch (IOException e) {
Log.e(Constants.TAG, "error importing public");
return new ConsolidateResult(ConsolidateResult.RESULT_ERROR, mLog);
@ -982,6 +1001,22 @@ public class ProviderHelper {
mIndent -= 1;
}
Preferences.getPreferences(mContext).setCachedConsolidate(false);
// 5. Delete caches
try {
cacheSecret.delete();
} catch (IOException e) {
// doesn't really matter
Log.e(Constants.TAG, "IOException during delete of secret cache", e);
}
try {
cachePublic.delete();
} catch (IOException e) {
// doesn't really matter
Log.e(Constants.TAG, "IOException during deletion of public cache", e);
}
progress.setProgress(100, 100);
log(LogLevel.OK, LogType.MSG_CON_SUCCESS, mIndent);
mIndent -= 1;

13
OpenKeychain/src/main/java/org/sufficientlysecure/keychain/service/KeychainIntentService.java
View File

@ -490,10 +490,7 @@ public class KeychainIntentService extends IntentService
PgpImportExport pgpImportExport = new PgpImportExport(this, this);
ImportKeyResult result = pgpImportExport.importKeyRings(entries);
Bundle resultData = new Bundle();
resultData.putParcelable(RESULT_IMPORT, result);
sendMessageToHandler(KeychainIntentServiceHandler.MESSAGE_OKAY, resultData);
sendMessageToHandler(KeychainIntentServiceHandler.MESSAGE_OKAY, result);
} catch (Exception e) {
sendErrorToHandler(e);
}
@ -670,12 +667,8 @@ public class KeychainIntentService extends IntentService
}
} else if (ACTION_CONSOLIDATE.equals(action)) {
ConsolidateResult result = new ProviderHelper(this).consolidateDatabase(this);
Bundle resultData = new Bundle();
resultData.putParcelable(RESULT_CONSOLIDATE, result);
sendMessageToHandler(KeychainIntentServiceHandler.MESSAGE_OKAY, resultData);
ConsolidateResult result = new ProviderHelper(this).consolidateDatabaseStep1(this);
sendMessageToHandler(KeychainIntentServiceHandler.MESSAGE_OKAY, result);
}
}

1
OpenKeychain/src/main/java/org/sufficientlysecure/keychain/service/OperationResultParcel.java
View File

@ -391,6 +391,7 @@ public class OperationResultParcel implements Parcelable {
// consolidate
MSG_CON (R.string.msg_con),
MSG_CON_ERROR_BAD_STATE (R.string.msg_con_error_bad_state),
MSG_CON_SAVE_SECRET (R.string.msg_con_save_secret),
MSG_CON_SAVE_PUBLIC (R.string.msg_con_save_public),
MSG_CON_DB_CLEAR (R.string.msg_con_db_clear),

22
OpenKeychain/src/main/java/org/sufficientlysecure/keychain/util/FileImportCache.java
View File

@ -92,6 +92,10 @@ public class FileImportCache<E extends Parcelable> {
}
public Iterator<E> readCache() throws IOException {
return readCache(true);
}
public Iterator<E> readCache(final boolean deleteAfterRead) throws IOException {
File cacheDir = mContext.getCacheDir();
if (cacheDir == null) {
@ -166,7 +170,10 @@ public class FileImportCache<E extends Parcelable> {
if (!closed) {
try {
ois.close();
tempFile.delete();
if (deleteAfterRead) {
//noinspection ResultOfMethodCallIgnored
tempFile.delete();
}
} catch (IOException e) {
// nvm
}
@ -177,4 +184,17 @@ public class FileImportCache<E extends Parcelable> {
};
}
public boolean delete() throws IOException {
File cacheDir = mContext.getCacheDir();
if (cacheDir == null) {
// https://groups.google.com/forum/#!topic/android-developers/-694j87eXVU
throw new IOException("cache dir is null!");
}
final File tempFile = new File(cacheDir, mFilename);
return tempFile.delete();
}
}

3
OpenKeychain/src/main/res/values/strings.xml
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@ -302,6 +302,8 @@
<string name="progress_verifying_integrity">verifying integrity…</string>
<string name="progress_deleting_securely">deleting \'%s\' securely…</string>
<string name="progress_con_reimport">reimporting database…</string>
<!-- action strings -->
<string name="hint_keyserver_search_hint">Name/Email/Key ID…</string>
<string name="hint_keybase_search_hint">Name/Email/Proof/Key…</string>
@ -671,6 +673,7 @@
<!-- Consolidate -->
<string name="msg_con">Consolidating database</string>
<string name="msg_con_error_bad_state">Consolidation started while no database was cached! This is probably a programming error, please file a bug report.</string>
<string name="msg_con_save_secret">Saving secret keyrings</string>
<string name="msg_con_save_public">Saving public keyrings</string>
<string name="msg_con_db_clear">Clearing database</string>