Merge \"Install preloaded apps into the demo user\" into nyc-mr1-dev

am: c77a2be407

Change-Id: Ib762cc51c0e56b9440545b48fe2d11208abfd890

services/retaildemo/java/com/android/server/retaildemo/PreloadAppsInstaller.java

@@ -0,0 +1,125 @@
+/*
+ * Copyright (C) 2016 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.retaildemo;
+
+import android.app.AppGlobals;
+import android.app.PackageInstallObserver;
+import android.content.pm.IPackageManager;
+import android.content.pm.PackageManager;
+import android.os.Bundle;
+import android.os.Environment;
+import android.os.RemoteException;
+import android.os.UserHandle;
+import android.util.ArrayMap;
+import android.util.Log;
+import android.util.Slog;
+
+import com.android.internal.annotations.VisibleForTesting;
+import com.android.internal.util.ArrayUtils;
+
+import java.io.File;
+import java.io.IOException;
+import java.util.Collections;
+import java.util.Map;
+
+/**
+ * Helper class for installing preloaded APKs
+ */
+class PreloadAppsInstaller {
+    private static final String SYSTEM_SERVER_PACKAGE_NAME = "android";
+    private static String TAG = PreloadAppsInstaller.class.getSimpleName();
+    private static final String PRELOAD_APK_EXT = ".apk.preload";
+    private static boolean DEBUG = Log.isLoggable(TAG, Log.DEBUG);
+
+    private final IPackageManager mPackageManager;
+    private final File preloadsAppsDirectory;
+
+    private final Map<String, String> mApkToPackageMap;
+
+    PreloadAppsInstaller() {
+        this(AppGlobals.getPackageManager(), Environment.getDataPreloadsAppsDirectory());
+    }
+
+    @VisibleForTesting
+    PreloadAppsInstaller(IPackageManager packageManager, File preloadsAppsDirectory) {
+        mPackageManager = packageManager;
+        mApkToPackageMap = Collections.synchronizedMap(new ArrayMap<>());
+        this.preloadsAppsDirectory = preloadsAppsDirectory;
+    }
+
+    void installApps(int userId) {
+        File[] files = preloadsAppsDirectory.listFiles();
+        if (ArrayUtils.isEmpty(files)) {
+            return;
+        }
+        for (File file : files) {
+            String apkName = file.getName();
+            if (apkName.endsWith(PRELOAD_APK_EXT) && file.isFile()) {
+                String packageName = mApkToPackageMap.get(apkName);
+                if (packageName != null) {
+                    try {
+                        installExistingPackage(packageName, userId);
+                    } catch (Exception e) {
+                        Slog.e(TAG, "Failed to install existing package " + packageName, e);
+                    }
+                } else {
+                    try {
+                        installPackage(file, userId);
+                    } catch (Exception e) {
+                        Slog.e(TAG, "Failed to install package from " + file, e);
+                    }
+                }
+            }
+        }
+    }
+
+    private void installExistingPackage(String packageName, int userId) {
+        if (DEBUG) {
+            Log.d(TAG, "installExistingPackage " + packageName + " u" + userId);
+        }
+        try {
+            mPackageManager.installExistingPackageAsUser(packageName, userId);
+        } catch (RemoteException e) {
+            throw e.rethrowFromSystemServer();
+        }
+    }
+
+    private void installPackage(File file, final int userId) throws IOException, RemoteException {
+        final String apkName = file.getName();
+        if (DEBUG) {
+            Log.d(TAG, "installPackage " + apkName + " u" + userId);
+        }
+        mPackageManager.installPackageAsUser(file.getPath(), new PackageInstallObserver() {
+            @Override
+            public void onPackageInstalled(String basePackageName, int returnCode, String msg,
+                    Bundle extras) {
+                if (DEBUG) {
+                    Log.d(TAG, "Package " + basePackageName + " installed u" + userId
+                            + " returnCode: " + returnCode + " msg: " + msg);
+                }
+                if (returnCode == PackageManager.INSTALL_SUCCEEDED) {
+                    mApkToPackageMap.put(apkName, basePackageName);
+                    // Install on user 0 so that the package is cached when demo user is re-created
+                    installExistingPackage(basePackageName, UserHandle.USER_SYSTEM);
+                } else if (returnCode == PackageManager.INSTALL_FAILED_ALREADY_EXISTS) {
+                    installExistingPackage(basePackageName, userId);
+                }
+            }
+        }.getBinder(), 0, SYSTEM_SERVER_PACKAGE_NAME, userId);
+    }
+
+}

services/retaildemo/java/com/android/server/retaildemo/RetailDemoModeService.java

@@ -110,6 +110,7 @@ public class RetailDemoModeService extends SystemService {
     private CameraManager mCameraManager;
     private String[] mCameraIdsWithFlash;
     private Configuration mSystemUserConfiguration;
+    private PreloadAppsInstaller mPreloadAppsInstaller;
 
     final Object mActivityLock = new Object();
     // Whether the newly created demo user has interacted with the screen yet
@@ -203,6 +204,7 @@ public class RetailDemoModeService extends SystemService {
         synchronized (mActivityLock) {
             mFirstUserActivityTime = mLastUserActivityTime = SystemClock.uptimeMillis();
         }
+        mPreloadAppsInstaller = new PreloadAppsInstaller();
     }
 
     private Notification createResetNotification() {
@@ -253,6 +255,8 @@ public class RetailDemoModeService extends SystemService {
         um.setUserRestriction(UserManager.DISALLOW_MODIFY_ACCOUNTS, true, user);
         Settings.Secure.putIntForUser(getContext().getContentResolver(),
                 Settings.Secure.SKIP_FIRST_USE_HINTS, 1, userInfo.id);
+        Settings.Secure.putIntForUser(getContext().getContentResolver(),
+                Settings.Global.PACKAGE_VERIFIER_ENABLE, 0, userInfo.id);
 
         grantRuntimePermissionToCamera(userInfo.getUserHandle());
     }
@@ -458,6 +462,12 @@ public class RetailDemoModeService extends SystemService {
         }
         MetricsLogger.count(getContext(), DEMO_SESSION_COUNT, 1);
         mHandler.removeMessages(MSG_INACTIVITY_TIME_OUT);
+        mHandler.post(new Runnable() {
+            @Override
+            public void run() {
+                mPreloadAppsInstaller.installApps(userId);
+            }
+        });
     }
 
     private RetailDemoModeServiceInternal mLocalService = new RetailDemoModeServiceInternal() {