| /* |
| * Copyright (C) 2014 The Android Open Source 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 com.android.server.telecom; |
| |
| import android.app.role.RoleManager; |
| import android.content.BroadcastReceiver; |
| import android.content.ComponentName; |
| import android.content.Context; |
| import android.content.Intent; |
| import android.content.IntentFilter; |
| import android.content.ServiceConnection; |
| import android.os.IBinder; |
| import android.os.RemoteException; |
| import android.os.ServiceManager; |
| import android.os.UserHandle; |
| import android.telecom.DefaultDialerManager; |
| import android.telecom.PhoneAccountHandle; |
| import android.telecom.TelecomManager; |
| import android.telephony.CarrierConfigManager; |
| import android.util.IntArray; |
| import android.util.Slog; |
| |
| import com.android.internal.annotations.GuardedBy; |
| import com.android.internal.telecom.ITelecomLoader; |
| import com.android.internal.telecom.ITelecomService; |
| import com.android.internal.telephony.SmsApplication; |
| import com.android.server.DeviceIdleInternal; |
| import com.android.server.LocalServices; |
| import com.android.server.SystemService; |
| import com.android.server.pm.UserManagerService; |
| import com.android.server.pm.permission.PermissionManagerServiceInternal; |
| |
| /** |
| * Starts the telecom component by binding to its ITelecomService implementation. Telecom is setup |
| * to run in the system-server process so once it is loaded into memory it will stay running. |
| * @hide |
| */ |
| public class TelecomLoaderService extends SystemService { |
| private static final String TAG = "TelecomLoaderService"; |
| |
| private class TelecomServiceConnection implements ServiceConnection { |
| @Override |
| public void onServiceConnected(ComponentName name, IBinder service) { |
| // Normally, we would listen for death here, but since telecom runs in the same process |
| // as this loader (process="system") that's redundant here. |
| try { |
| ITelecomLoader telecomLoader = ITelecomLoader.Stub.asInterface(service); |
| ITelecomService telecomService = telecomLoader.createTelecomService(mServiceRepo); |
| |
| SmsApplication.getDefaultMmsApplication(mContext, false); |
| ServiceManager.addService(Context.TELECOM_SERVICE, telecomService.asBinder()); |
| |
| synchronized (mLock) { |
| final PermissionManagerServiceInternal permissionManager = |
| LocalServices.getService(PermissionManagerServiceInternal.class); |
| if (mDefaultSimCallManagerRequests != null) { |
| if (mDefaultSimCallManagerRequests != null) { |
| TelecomManager telecomManager = |
| (TelecomManager) mContext.getSystemService(Context.TELECOM_SERVICE); |
| PhoneAccountHandle phoneAccount = telecomManager.getSimCallManager(); |
| if (phoneAccount != null) { |
| final int requestCount = mDefaultSimCallManagerRequests.size(); |
| final String packageName = |
| phoneAccount.getComponentName().getPackageName(); |
| for (int i = requestCount - 1; i >= 0; i--) { |
| final int userId = mDefaultSimCallManagerRequests.get(i); |
| mDefaultSimCallManagerRequests.remove(i); |
| permissionManager |
| .grantDefaultPermissionsToDefaultSimCallManager( |
| packageName, userId); |
| } |
| } |
| } |
| } |
| } |
| } catch (RemoteException e) { |
| Slog.w(TAG, "Failed linking to death."); |
| } |
| } |
| |
| @Override |
| public void onServiceDisconnected(ComponentName name) { |
| connectToTelecom(); |
| } |
| } |
| |
| private static final ComponentName SERVICE_COMPONENT = new ComponentName( |
| "com.android.server.telecom", |
| "com.android.server.telecom.components.TelecomService"); |
| |
| private static final String SERVICE_ACTION = "com.android.ITelecomService"; |
| |
| private final Object mLock = new Object(); |
| |
| @GuardedBy("mLock") |
| private IntArray mDefaultSimCallManagerRequests; |
| |
| private final Context mContext; |
| |
| @GuardedBy("mLock") |
| private TelecomServiceConnection mServiceConnection; |
| |
| private InternalServiceRepository mServiceRepo; |
| |
| public TelecomLoaderService(Context context) { |
| super(context); |
| mContext = context; |
| registerDefaultAppProviders(); |
| } |
| |
| @Override |
| public void onStart() { |
| } |
| |
| @Override |
| public void onBootPhase(int phase) { |
| if (phase == PHASE_ACTIVITY_MANAGER_READY) { |
| registerDefaultAppNotifier(); |
| registerCarrierConfigChangedReceiver(); |
| // core services will have already been loaded. |
| setupServiceRepository(); |
| connectToTelecom(); |
| } |
| } |
| |
| private void connectToTelecom() { |
| synchronized (mLock) { |
| if (mServiceConnection != null) { |
| // TODO: Is unbinding worth doing or wait for system to rebind? |
| mContext.unbindService(mServiceConnection); |
| mServiceConnection = null; |
| } |
| |
| TelecomServiceConnection serviceConnection = new TelecomServiceConnection(); |
| Intent intent = new Intent(SERVICE_ACTION); |
| intent.setComponent(SERVICE_COMPONENT); |
| int flags = Context.BIND_IMPORTANT | Context.BIND_FOREGROUND_SERVICE |
| | Context.BIND_AUTO_CREATE; |
| |
| // Bind to Telecom and register the service |
| if (mContext.bindServiceAsUser(intent, serviceConnection, flags, UserHandle.SYSTEM)) { |
| mServiceConnection = serviceConnection; |
| } |
| } |
| } |
| |
| private void setupServiceRepository() { |
| DeviceIdleInternal deviceIdleInternal = getLocalService(DeviceIdleInternal.class); |
| mServiceRepo = new InternalServiceRepository(deviceIdleInternal); |
| } |
| |
| |
| private void registerDefaultAppProviders() { |
| final PermissionManagerServiceInternal permissionManager = |
| LocalServices.getService(PermissionManagerServiceInternal.class); |
| |
| // Set a callback for the permission grant policy to query the default sms app. |
| permissionManager.setSmsAppPackagesProvider(userId -> { |
| synchronized (mLock) { |
| if (mServiceConnection == null) { |
| return null; |
| } |
| } |
| ComponentName smsComponent = SmsApplication.getDefaultSmsApplication( |
| mContext, true); |
| if (smsComponent != null) { |
| return new String[]{smsComponent.getPackageName()}; |
| } |
| return null; |
| }); |
| |
| // Set a callback for the permission grant policy to query the default dialer app. |
| permissionManager.setDialerAppPackagesProvider(userId -> { |
| synchronized (mLock) { |
| if (mServiceConnection == null) { |
| return null; |
| } |
| } |
| String packageName = DefaultDialerManager.getDefaultDialerApplication(mContext); |
| if (packageName != null) { |
| return new String[]{packageName}; |
| } |
| return null; |
| }); |
| |
| // Set a callback for the permission grant policy to query the default sim call manager. |
| permissionManager.setSimCallManagerPackagesProvider(userId -> { |
| synchronized (mLock) { |
| if (mServiceConnection == null) { |
| if (mDefaultSimCallManagerRequests == null) { |
| mDefaultSimCallManagerRequests = new IntArray(); |
| } |
| mDefaultSimCallManagerRequests.add(userId); |
| return null; |
| } |
| } |
| TelecomManager telecomManager = |
| (TelecomManager) mContext.getSystemService(Context.TELECOM_SERVICE); |
| PhoneAccountHandle phoneAccount = telecomManager.getSimCallManager(userId); |
| if (phoneAccount != null) { |
| return new String[]{phoneAccount.getComponentName().getPackageName()}; |
| } |
| return null; |
| }); |
| } |
| |
| private void registerDefaultAppNotifier() { |
| // Notify the package manager on default app changes |
| final RoleManager roleManager = mContext.getSystemService(RoleManager.class); |
| roleManager.addOnRoleHoldersChangedListenerAsUser(mContext.getMainExecutor(), |
| (roleName, user) -> updateSimCallManagerPermissions(user.getIdentifier()), |
| UserHandle.ALL); |
| } |
| |
| |
| private void registerCarrierConfigChangedReceiver() { |
| BroadcastReceiver receiver = new BroadcastReceiver() { |
| @Override |
| public void onReceive(Context context, Intent intent) { |
| if (intent.getAction().equals(CarrierConfigManager.ACTION_CARRIER_CONFIG_CHANGED)) { |
| for (int userId : UserManagerService.getInstance().getUserIds()) { |
| updateSimCallManagerPermissions(userId); |
| } |
| } |
| } |
| }; |
| |
| mContext.registerReceiverAsUser(receiver, UserHandle.ALL, |
| new IntentFilter(CarrierConfigManager.ACTION_CARRIER_CONFIG_CHANGED), null, null); |
| } |
| |
| private void updateSimCallManagerPermissions(int userId) { |
| final PermissionManagerServiceInternal permissionManager = |
| LocalServices.getService(PermissionManagerServiceInternal.class); |
| TelecomManager telecomManager = |
| (TelecomManager) mContext.getSystemService(Context.TELECOM_SERVICE); |
| PhoneAccountHandle phoneAccount = telecomManager.getSimCallManager(userId); |
| if (phoneAccount != null) { |
| Slog.i(TAG, "updating sim call manager permissions for userId:" + userId); |
| String packageName = phoneAccount.getComponentName().getPackageName(); |
| permissionManager.grantDefaultPermissionsToDefaultSimCallManager(packageName, userId); |
| } |
| } |
| } |