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/**
* Copyright (C) 2016 The CyanogenMod Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.lineageos.platform.internal;
import android.content.Context;
import android.os.SystemProperties;
import android.util.Slog;
import com.android.server.LocalServices;
import com.android.server.SystemServiceManager;
import org.lineageos.platform.internal.common.LineageSystemServiceHelper;
/**
* Base Lineage System Server which handles the starting and states of various Lineage
* specific system services. Since its part of the main looper provided by the system
* server, it will be available indefinitely (until all the things die).
*/
public class LineageSystemServer {
private static final String TAG = "LineageSystemServer";
private Context mSystemContext;
private LineageSystemServiceHelper mSystemServiceHelper;
private static final String ENCRYPTING_STATE = "trigger_restart_min_framework";
private static final String ENCRYPTED_STATE = "1";
public LineageSystemServer(Context systemContext) {
mSystemContext = systemContext;
mSystemServiceHelper = new LineageSystemServiceHelper(mSystemContext);
}
public static boolean coreAppsOnly() {
// Only run "core" apps+services if we're encrypting the device.
final String cryptState = SystemProperties.get("vold.decrypt");
final boolean isAlarmBoot = SystemProperties.getBoolean("ro.alarm_boot", false);
return ENCRYPTING_STATE.equals(cryptState) ||
ENCRYPTED_STATE.equals(cryptState) ||
isAlarmBoot;
}
/**
* Invoked via reflection by the SystemServer
*/
private void run() {
// Start services.
try {
startServices();
} catch (Throwable ex) {
Slog.e("System", "******************************************");
Slog.e("System", "************ Failure starting lineage system services", ex);
throw ex;
}
}
private void startServices() {
final Context context = mSystemContext;
final SystemServiceManager ssm = LocalServices.getService(SystemServiceManager.class);
String[] externalServices = context.getResources().getStringArray(
org.lineageos.platform.internal.R.array.config_externalLineageServices);
for (String service : externalServices) {
try {
Slog.i(TAG, "Attempting to start service " + service);
LineageSystemService lineageSystemService = mSystemServiceHelper.getServiceFor(service);
if (context.getPackageManager().hasSystemFeature(
lineageSystemService.getFeatureDeclaration())) {
if (coreAppsOnly() && !lineageSystemService.isCoreService()) {
Slog.d(TAG, "Not starting " + service +
" - only parsing core apps");
} else {
Slog.i(TAG, "Starting service " + service);
ssm.startService(lineageSystemService.getClass());
}
} else {
Slog.i(TAG, "Not starting service " + service +
" due to feature not declared on device");
}
} catch (Throwable e) {
reportWtf("starting " + service , e);
}
}
}
private void reportWtf(String msg, Throwable e) {
Slog.w(TAG, "***********************************************");
Slog.wtf(TAG, "BOOT FAILURE " + msg, e);
}
}
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