mirror of
https://github.com/Divested-Mobile/DivestOS-Build.git
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173 lines
7.3 KiB
Diff
173 lines
7.3 KiB
Diff
From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
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From: Tad <tad@spotco.us>
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Date: Wed, 20 Apr 2022 01:04:27 -0400
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Subject: [PATCH] Add a toggle for microG enablement
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Copy and pasted from the GrapheneOS exec spawning toggle patch
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Change-Id: Ibea6ea9bed1c2ae3491f403d9e5c17c1d1c403f1
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Signed-off-by: Tad <tad@spotco.us>
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---
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res/values/strings.xml | 3 +
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res/xml/security_dashboard_settings.xml | 6 +
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.../settings/security/SecuritySettings.java | 1 +
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.../SigSpoofPreferenceController.java | 106 ++++++++++++++++++
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4 files changed, 116 insertions(+)
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create mode 100644 src/com/android/settings/security/SigSpoofPreferenceController.java
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diff --git a/res/values/strings.xml b/res/values/strings.xml
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index aed5ad9020f..5d99076843f 100644
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--- a/res/values/strings.xml
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+++ b/res/values/strings.xml
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@@ -674,6 +674,9 @@
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<string name="hosts_disable_title">Disable DNS content blocker</string>
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<string name="hosts_disable_summary">Disables use of the included /etc/hosts database for data collection and malware blocking.</string>
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+ <string name="sig_spoof_title">Unprivileged microG enablement</string>
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+ <string name="sig_spoof_summary">Allows official builds of microG apps to function. Not supported, not recommended. May break apps and/or degrade their security model. Notes: 1) microG connects directly to Google, 2) apps talking to microG do so using proprietary Google libraries, 3) microG can download/execute proprietary code from Google.</string>
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+
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<!-- Text shown for summary of owner info setting (if none set) [CHAR LIMIT=40]-->
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<string name="owner_info_settings_summary">None</string>
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<!-- Hint text shown in owner info edit text [CHAR LIMIT=50] -->
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diff --git a/res/xml/security_dashboard_settings.xml b/res/xml/security_dashboard_settings.xml
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index db158b72433..604e8720e6f 100644
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--- a/res/xml/security_dashboard_settings.xml
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+++ b/res/xml/security_dashboard_settings.xml
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@@ -86,6 +86,12 @@
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android:title="@string/hosts_disable_title"
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android:summary="@string/hosts_disable_summary"
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android:persistent="false" />
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+
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+ <SwitchPreference
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+ android:key="sig_spoof"
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+ android:title="@string/sig_spoof_title"
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+ android:summary="@string/sig_spoof_summary"
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+ android:persistent="false" />
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</PreferenceCategory>
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<Preference
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diff --git a/src/com/android/settings/security/SecuritySettings.java b/src/com/android/settings/security/SecuritySettings.java
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index 8079cd5067d..f009703ed24 100644
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--- a/src/com/android/settings/security/SecuritySettings.java
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+++ b/src/com/android/settings/security/SecuritySettings.java
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@@ -109,6 +109,7 @@ public class SecuritySettings extends DashboardFragment {
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securityPreferenceControllers.add(new ExecSpawnPreferenceController(context));
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securityPreferenceControllers.add(new NativeDebugPreferenceController(context));
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securityPreferenceControllers.add(new HostsPreferenceController(context));
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+ securityPreferenceControllers.add(new SigSpoofPreferenceController(context));
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controllers.add(new PreferenceCategoryController(context, SECURITY_CATEGORY)
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.setChildren(securityPreferenceControllers));
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controllers.addAll(securityPreferenceControllers);
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diff --git a/src/com/android/settings/security/SigSpoofPreferenceController.java b/src/com/android/settings/security/SigSpoofPreferenceController.java
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new file mode 100644
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index 00000000000..258b59b0b07
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--- /dev/null
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+++ b/src/com/android/settings/security/SigSpoofPreferenceController.java
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@@ -0,0 +1,106 @@
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+/*
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+ * Copyright (C) 2022 The Android Open Source Project
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+ *
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+ * Licensed under the Apache License, Version 2.0 (the "License");
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+ * you may not use this file except in compliance with the License.
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+ * You may obtain a copy of the License at
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+ *
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+ * http://www.apache.org/licenses/LICENSE-2.0
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+ *
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+ * Unless required by applicable law or agreed to in writing, software
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+ * distributed under the License is distributed on an "AS IS" BASIS,
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+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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+ * See the License for the specific language governing permissions and
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+ * limitations under the License
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+ */
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+
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+package com.android.settings.security;
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+
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+import android.content.Context;
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+
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+import android.os.UserHandle;
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+import android.os.UserManager;
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+import android.os.SystemProperties;
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+
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+import android.provider.Settings;
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+
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+import androidx.preference.Preference;
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+import androidx.preference.PreferenceCategory;
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+import androidx.preference.PreferenceGroup;
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+import androidx.preference.PreferenceScreen;
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+import androidx.preference.TwoStatePreference;
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+import androidx.preference.SwitchPreference;
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+
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+import com.android.internal.widget.LockPatternUtils;
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+import com.android.settings.core.PreferenceControllerMixin;
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+import com.android.settingslib.core.AbstractPreferenceController;
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+import com.android.settingslib.core.lifecycle.events.OnResume;
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+
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+public class SigSpoofPreferenceController extends AbstractPreferenceController
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+ implements PreferenceControllerMixin, OnResume, Preference.OnPreferenceChangeListener {
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+
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+ private static final String SYS_KEY_SIG_SPOOF_ENABLE = "persist.security.sigspoof";
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+ private static final String PREF_KEY_SIG_SPOOF_ENABLE = "sig_spoof";
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+ private static final String PREF_KEY_SECURITY_CATEGORY = "security_category";
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+
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+ private PreferenceCategory mSecurityCategory;
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+ private SwitchPreference mSigSpoofEnable;
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+ private boolean mIsAdmin;
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+ private UserManager mUm;
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+
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+ public SigSpoofPreferenceController(Context context) {
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+ super(context);
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+ mUm = UserManager.get(context);
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+ }
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+
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+ @Override
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+ public void displayPreference(PreferenceScreen screen) {
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+ super.displayPreference(screen);
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+ mSecurityCategory = screen.findPreference(PREF_KEY_SECURITY_CATEGORY);
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+ updatePreferenceState();
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+ }
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+
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+ @Override
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+ public boolean isAvailable() {
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+ mIsAdmin = mUm.isAdminUser();
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+ return mIsAdmin;
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+ }
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+
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+ @Override
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+ public String getPreferenceKey() {
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+ return PREF_KEY_SIG_SPOOF_ENABLE;
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+ }
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+
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+ // TODO: should we use onCreatePreferences() instead?
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+ private void updatePreferenceState() {
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+ if (mSecurityCategory == null) {
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+ return;
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+ }
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+
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+ if (mIsAdmin) {
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+ mSigSpoofEnable = (SwitchPreference) mSecurityCategory.findPreference(PREF_KEY_SIG_SPOOF_ENABLE);
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+ mSigSpoofEnable.setChecked(SystemProperties.getInt(SYS_KEY_SIG_SPOOF_ENABLE, 0) == 1);
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+ } else {
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+ mSecurityCategory.removePreference(mSecurityCategory.findPreference(PREF_KEY_SIG_SPOOF_ENABLE));
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+ }
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+ }
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+
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+ @Override
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+ public void onResume() {
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+ updatePreferenceState();
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+ if (mSigSpoofEnable != null) {
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+ boolean mode = mSigSpoofEnable.isChecked();
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+ SystemProperties.set(SYS_KEY_SIG_SPOOF_ENABLE, mode ? "1" : "0");
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+ }
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+ }
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+
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+ @Override
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+ public boolean onPreferenceChange(Preference preference, Object value) {
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+ final String key = preference.getKey();
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+ if (PREF_KEY_SIG_SPOOF_ENABLE.equals(key)) {
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+ final boolean mode = !mSigSpoofEnable.isChecked();
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+ SystemProperties.set(SYS_KEY_SIG_SPOOF_ENABLE, mode ? "1" : "0");
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+ }
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+ return true;
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+ }
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+}
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