Tao Bao | 07342dc | 2017-01-24 15:08:21 -0800 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2018 The Android Open Source Project |
| 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
| 16 | |
| 17 | package android.os; |
| 18 | |
| 19 | import static com.android.internal.util.Preconditions.checkNotNull; |
| 20 | |
| 21 | import android.annotation.RequiresPermission; |
| 22 | import android.annotation.SystemApi; |
| 23 | import android.annotation.SystemService; |
| 24 | import android.content.Context; |
| 25 | |
| 26 | /** |
| 27 | * Allows querying and posting system update information. |
| 28 | * |
| 29 | * {@hide} |
| 30 | */ |
| 31 | @SystemApi |
| 32 | @SystemService(Context.SYSTEM_UPDATE_SERVICE) |
| 33 | public class SystemUpdateManager { |
| 34 | private static final String TAG = "SystemUpdateManager"; |
| 35 | |
| 36 | /** The status key of the system update info, expecting an int value. */ |
Tao Bao | 07342dc | 2017-01-24 15:08:21 -0800 | [diff] [blame] | 37 | public static final String KEY_STATUS = "status"; |
| 38 | |
| 39 | /** The title of the current update, expecting a String value. */ |
Tao Bao | 07342dc | 2017-01-24 15:08:21 -0800 | [diff] [blame] | 40 | public static final String KEY_TITLE = "title"; |
| 41 | |
| 42 | /** Whether it is a security update, expecting a boolean value. */ |
Tao Bao | 07342dc | 2017-01-24 15:08:21 -0800 | [diff] [blame] | 43 | public static final String KEY_IS_SECURITY_UPDATE = "is_security_update"; |
| 44 | |
| 45 | /** The build fingerprint after installing the current update, expecting a String value. */ |
Tao Bao | 07342dc | 2017-01-24 15:08:21 -0800 | [diff] [blame] | 46 | public static final String KEY_TARGET_BUILD_FINGERPRINT = "target_build_fingerprint"; |
| 47 | |
| 48 | /** The security patch level after installing the current update, expecting a String value. */ |
Tao Bao | 07342dc | 2017-01-24 15:08:21 -0800 | [diff] [blame] | 49 | public static final String KEY_TARGET_SECURITY_PATCH_LEVEL = "target_security_patch_level"; |
| 50 | |
| 51 | /** |
| 52 | * The KEY_STATUS value that indicates there's no update status info available. |
| 53 | */ |
Tao Bao | 07342dc | 2017-01-24 15:08:21 -0800 | [diff] [blame] | 54 | public static final int STATUS_UNKNOWN = 0; |
| 55 | |
| 56 | /** |
| 57 | * The KEY_STATUS value that indicates there's no pending update. |
| 58 | */ |
Tao Bao | 07342dc | 2017-01-24 15:08:21 -0800 | [diff] [blame] | 59 | public static final int STATUS_IDLE = 1; |
| 60 | |
| 61 | /** |
| 62 | * The KEY_STATUS value that indicates an update is available for download, but pending user |
| 63 | * approval to start. |
| 64 | */ |
Tao Bao | 07342dc | 2017-01-24 15:08:21 -0800 | [diff] [blame] | 65 | public static final int STATUS_WAITING_DOWNLOAD = 2; |
| 66 | |
| 67 | /** |
| 68 | * The KEY_STATUS value that indicates an update is in progress (i.e. downloading or installing |
| 69 | * has started). |
| 70 | */ |
Tao Bao | 07342dc | 2017-01-24 15:08:21 -0800 | [diff] [blame] | 71 | public static final int STATUS_IN_PROGRESS = 3; |
| 72 | |
| 73 | /** |
| 74 | * The KEY_STATUS value that indicates an update is available for install. |
| 75 | */ |
Tao Bao | 07342dc | 2017-01-24 15:08:21 -0800 | [diff] [blame] | 76 | public static final int STATUS_WAITING_INSTALL = 4; |
| 77 | |
| 78 | /** |
| 79 | * The KEY_STATUS value that indicates an update will be installed after a reboot. This applies |
| 80 | * to both of A/B and non-A/B OTAs. |
| 81 | */ |
Tao Bao | 07342dc | 2017-01-24 15:08:21 -0800 | [diff] [blame] | 82 | public static final int STATUS_WAITING_REBOOT = 5; |
| 83 | |
| 84 | private final ISystemUpdateManager mService; |
| 85 | |
| 86 | /** @hide */ |
| 87 | public SystemUpdateManager(ISystemUpdateManager service) { |
| 88 | mService = checkNotNull(service, "missing ISystemUpdateManager"); |
| 89 | } |
| 90 | |
| 91 | /** |
| 92 | * Queries the current pending system update info. |
| 93 | * |
| 94 | * <p>Requires the {@link android.Manifest.permission#READ_SYSTEM_UPDATE_INFO} or |
| 95 | * {@link android.Manifest.permission#RECOVERY} permission. |
| 96 | * |
| 97 | * @return A {@code Bundle} that contains the pending system update information in key-value |
| 98 | * pairs. |
| 99 | * |
| 100 | * @throws SecurityException if the caller is not allowed to read the info. |
| 101 | */ |
Tao Bao | 07342dc | 2017-01-24 15:08:21 -0800 | [diff] [blame] | 102 | @RequiresPermission(anyOf = { |
| 103 | android.Manifest.permission.READ_SYSTEM_UPDATE_INFO, |
| 104 | android.Manifest.permission.RECOVERY, |
| 105 | }) |
| 106 | public Bundle retrieveSystemUpdateInfo() { |
| 107 | try { |
| 108 | return mService.retrieveSystemUpdateInfo(); |
| 109 | } catch (RemoteException re) { |
| 110 | throw re.rethrowFromSystemServer(); |
| 111 | } |
| 112 | } |
| 113 | |
| 114 | /** |
| 115 | * Allows a system updater to publish the pending update info. |
| 116 | * |
| 117 | * <p>The reported info will not persist across reboots. Because only the reporting updater |
| 118 | * understands the criteria to determine a successful/failed update. |
| 119 | * |
| 120 | * <p>Requires the {@link android.Manifest.permission#RECOVERY} permission. |
| 121 | * |
| 122 | * @param infoBundle The {@code PersistableBundle} that contains the system update information, |
| 123 | * such as the current update status. {@link #KEY_STATUS} is required in the bundle. |
| 124 | * |
| 125 | * @throws IllegalArgumentException if @link #KEY_STATUS} does not exist. |
| 126 | * @throws SecurityException if the caller is not allowed to update the info. |
| 127 | */ |
Tao Bao | 07342dc | 2017-01-24 15:08:21 -0800 | [diff] [blame] | 128 | @RequiresPermission(android.Manifest.permission.RECOVERY) |
| 129 | public void updateSystemUpdateInfo(PersistableBundle infoBundle) { |
| 130 | if (infoBundle == null || !infoBundle.containsKey(KEY_STATUS)) { |
| 131 | throw new IllegalArgumentException("Missing status in the bundle"); |
| 132 | } |
| 133 | try { |
| 134 | mService.updateSystemUpdateInfo(infoBundle); |
| 135 | } catch (RemoteException re) { |
| 136 | throw re.rethrowFromSystemServer(); |
| 137 | } |
| 138 | } |
| 139 | } |