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Merge branch '1341-account-manager-refactoring' into 'master'

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Refactor authentication and account management code

Closes #1341

See merge request briar/briar!866
This commit is contained in:
Torsten Grote
2018-08-02 11:49:15 +00:00
parent 55d8f853db c1789a8e52
commit c0d5a3a5ea
65 changed files with 1333 additions and 1014 deletions
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108
bramble-android/src/main/java/org/briarproject/bramble/account/AndroidAccountManager.java Normal file
View File

@@ -0,0 +1,108 @@
package org.briarproject.bramble.account;
import android.app.Application;
import android.content.Context;
import android.content.SharedPreferences;
import android.preference.PreferenceManager;
import org.briarproject.bramble.api.account.AccountManager;
import org.briarproject.bramble.api.crypto.CryptoComponent;
import org.briarproject.bramble.api.db.DatabaseConfig;
import org.briarproject.bramble.api.identity.IdentityManager;
import org.briarproject.bramble.util.IoUtils;
import java.io.File;
import java.util.logging.Logger;
import javax.annotation.Nullable;
import javax.inject.Inject;
class AndroidAccountManager extends AccountManagerImpl
implements AccountManager {
private static final Logger LOG =
Logger.getLogger(AndroidAccountManager.class.getName());
private static final String PREF_DB_KEY = "key";
protected final Context appContext;
private final SharedPreferences prefs;
@Inject
AndroidAccountManager(DatabaseConfig databaseConfig,
CryptoComponent crypto, IdentityManager identityManager,
SharedPreferences prefs, Application app) {
super(databaseConfig, crypto, identityManager);
this.prefs = prefs;
appContext = app.getApplicationContext();
}
// Locking: stateChangeLock
@Override
@Nullable
protected String loadEncryptedDatabaseKey() {
String key = getDatabaseKeyFromPreferences();
if (key == null) key = super.loadEncryptedDatabaseKey();
else migrateDatabaseKeyToFile(key);
return key;
}
// Locking: stateChangeLock
@Nullable
private String getDatabaseKeyFromPreferences() {
String key = prefs.getString(PREF_DB_KEY, null);
if (key == null) LOG.info("No database key in preferences");
else LOG.info("Found database key in preferences");
return key;
}
// Locking: stateChangeLock
private void migrateDatabaseKeyToFile(String key) {
if (storeEncryptedDatabaseKey(key)) {
if (prefs.edit().remove(PREF_DB_KEY).commit())
LOG.info("Database key migrated to file");
else LOG.warning("Database key not removed from preferences");
} else {
LOG.warning("Database key not migrated to file");
}
}
@Override
public void deleteAccount() {
synchronized (stateChangeLock) {
super.deleteAccount();
SharedPreferences defaultPrefs = getDefaultSharedPreferences();
deleteAppData(prefs, defaultPrefs);
}
}
// Package access for testing
SharedPreferences getDefaultSharedPreferences() {
return PreferenceManager.getDefaultSharedPreferences(appContext);
}
// Locking: stateChangeLock
private void deleteAppData(SharedPreferences... clear) {
// Clear and commit shared preferences
for (SharedPreferences prefs : clear) {
if (!prefs.edit().clear().commit())
LOG.warning("Could not clear shared preferences");
}
// Delete files, except lib and shared_prefs directories
File dataDir = new File(appContext.getApplicationInfo().dataDir);
File[] children = dataDir.listFiles();
if (children == null) {
LOG.warning("Could not list files in app data dir");
} else {
for (File child : children) {
String name = child.getName();
if (!name.equals("lib") && !name.equals("shared_prefs")) {
IoUtils.deleteFileOrDir(child);
}
}
}
// Recreate the cache dir as some OpenGL drivers expect it to exist
if (!new File(dataDir, "cache").mkdir())
LOG.warning("Could not recreate cache dir");
}
}

2
bramble-android/src/main/java/org/briarproject/bramble/plugin/tor/CircumventionProvider.java
View File

@@ -4,6 +4,8 @@ import org.briarproject.bramble.api.lifecycle.IoExecutor;
import java.util.List;
// TODO: Create a module for this so it doesn't have to be public
public interface CircumventionProvider {
/**

2
bramble-android/src/main/java/org/briarproject/bramble/plugin/tor/CircumventionProviderImpl.java
View File

@@ -16,6 +16,8 @@ import java.util.Set;
import javax.annotation.Nullable;
import javax.inject.Inject;
// TODO: Create a module for this so it doesn't need to be public
public class CircumventionProviderImpl implements CircumventionProvider {
private final static String BRIDGE_FILE_NAME = "bridges";

25
bramble-android/src/main/java/org/briarproject/bramble/util/AndroidUtils.java
View File

@@ -3,7 +3,6 @@ package org.briarproject.bramble.util;
import android.annotation.SuppressLint;
import android.bluetooth.BluetoothAdapter;
import android.content.Context;
import android.content.SharedPreferences;
import android.os.Build;
import android.provider.Settings;
@@ -58,30 +57,6 @@ public class AndroidUtils {
&& !address.equals(FAKE_BLUETOOTH_ADDRESS);
}
public static void deleteAppData(Context ctx, SharedPreferences... clear) {
// Clear and commit shared preferences
for (SharedPreferences prefs : clear) {
if (!prefs.edit().clear().commit())
LOG.warning("Could not clear shared preferences");
}
// Delete files, except lib and shared_prefs directories
File dataDir = new File(ctx.getApplicationInfo().dataDir);
File[] children = dataDir.listFiles();
if (children == null) {
LOG.warning("Could not list files in app data dir");
} else {
for (File child : children) {
String name = child.getName();
if (!name.equals("lib") && !name.equals("shared_prefs")) {
IoUtils.deleteFileOrDir(child);
}
}
}
// Recreate the cache dir as some OpenGL drivers expect it to exist
if (!new File(dataDir, "cache").mkdir())
LOG.warning("Could not recreate cache dir");
}
public static File getReportDir(Context ctx) {
return ctx.getDir(STORED_REPORTS, MODE_PRIVATE);
}