// Copyright 2021 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
package org.chromium.android_webview.services;
import org.chromium.android_webview.common.SafeModeActionIds;
import org.chromium.android_webview.common.SafeModeController;
import org.chromium.base.ContextUtils;
import org.chromium.base.FileUtils;
import org.chromium.base.Log;
import org.chromium.base.metrics.RecordHistogram;
import java.io.File;
import java.util.Set;
/** A util class for Component Updater Safe Mode operations. */
public class ComponentUpdaterSafeModeUtils {
private static final String TAG = "AwCUSafeMode";
private static final String HISTOGRAM_COMPONENT_UPDATER_SAFEMODE_EXECUTED =
"Android.WebView.ComponentUpdater.SafeModeActionExecuted";
// Don't instantiate this class.
private ComponentUpdaterSafeModeUtils() {}
/**
* Executes Component Updater Safe Mode actions, if Safe Mode is enabled.
* @param configDir The directory containing dynamic configs.
* @return true if any SafeMode actions were executed, false otherwise.
*/
public static boolean executeSafeModeIfEnabled(File configDir) {
SafeModeController controller = SafeModeController.getInstance();
String packageName = ContextUtils.getApplicationContext().getPackageName();
if (!controller.isSafeModeEnabled(packageName)) {
RecordHistogram.recordBooleanHistogram(
HISTOGRAM_COMPONENT_UPDATER_SAFEMODE_EXECUTED, false);
return false;
}
Set<String> actions = controller.queryActions(packageName);
if (actions.isEmpty() || !actions.contains(SafeModeActionIds.RESET_COMPONENT_UPDATER)) {
RecordHistogram.recordBooleanHistogram(
HISTOGRAM_COMPONENT_UPDATER_SAFEMODE_EXECUTED, false);
return false;
}
if (!FileUtils.recursivelyDeleteFile(configDir, null)) {
Log.w(TAG, "Failed to delete " + configDir.getAbsolutePath());
}
RecordHistogram.recordBooleanHistogram(HISTOGRAM_COMPONENT_UPDATER_SAFEMODE_EXECUTED, true);
return true;
}
}