The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2007 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 com.android.server; |
| 18 | |
Sudheer Shanka | 3a0df3b | 2018-12-12 12:43:43 -0800 | [diff] [blame] | 19 | import static android.Manifest.permission.INSTALL_PACKAGES; |
Jeff Sharkey | 6fd6994 | 2019-03-26 17:53:35 -0600 | [diff] [blame] | 20 | import static android.Manifest.permission.READ_EXTERNAL_STORAGE; |
| 21 | import static android.Manifest.permission.WRITE_EXTERNAL_STORAGE; |
Sudheer Shanka | 3a0df3b | 2018-12-12 12:43:43 -0800 | [diff] [blame] | 22 | import static android.Manifest.permission.WRITE_MEDIA_STORAGE; |
| 23 | import static android.app.AppOpsManager.MODE_ALLOWED; |
Jeff Sharkey | 11697f5 | 2018-12-13 10:14:42 -0700 | [diff] [blame] | 24 | import static android.app.AppOpsManager.OP_LEGACY_STORAGE; |
Jeff Sharkey | 6fd6994 | 2019-03-26 17:53:35 -0600 | [diff] [blame] | 25 | import static android.app.AppOpsManager.OP_READ_EXTERNAL_STORAGE; |
Sudheer Shanka | 3a0df3b | 2018-12-12 12:43:43 -0800 | [diff] [blame] | 26 | import static android.app.AppOpsManager.OP_REQUEST_INSTALL_PACKAGES; |
Jeff Sharkey | 6fd6994 | 2019-03-26 17:53:35 -0600 | [diff] [blame] | 27 | import static android.app.AppOpsManager.OP_WRITE_EXTERNAL_STORAGE; |
Sudheer Shanka | 3a0df3b | 2018-12-12 12:43:43 -0800 | [diff] [blame] | 28 | import static android.content.pm.PackageManager.PERMISSION_GRANTED; |
Jeff Sharkey | 3946632 | 2018-12-05 19:19:52 -0700 | [diff] [blame] | 29 | import static android.os.ParcelFileDescriptor.MODE_READ_WRITE; |
Jeff Sharkey | 0095a82 | 2018-02-15 13:06:53 -0700 | [diff] [blame] | 30 | import static android.os.storage.OnObbStateChangeListener.ERROR_ALREADY_MOUNTED; |
| 31 | import static android.os.storage.OnObbStateChangeListener.ERROR_COULD_NOT_MOUNT; |
| 32 | import static android.os.storage.OnObbStateChangeListener.ERROR_COULD_NOT_UNMOUNT; |
| 33 | import static android.os.storage.OnObbStateChangeListener.ERROR_INTERNAL; |
| 34 | import static android.os.storage.OnObbStateChangeListener.ERROR_NOT_MOUNTED; |
| 35 | import static android.os.storage.OnObbStateChangeListener.ERROR_PERMISSION_DENIED; |
| 36 | import static android.os.storage.OnObbStateChangeListener.MOUNTED; |
| 37 | import static android.os.storage.OnObbStateChangeListener.UNMOUNTED; |
Jeff Sharkey | 5790af0 | 2018-08-13 17:42:54 -0600 | [diff] [blame] | 38 | |
Jeff Sharkey | d95d3bf | 2015-04-14 21:39:44 -0700 | [diff] [blame] | 39 | import static com.android.internal.util.XmlUtils.readIntAttribute; |
Jeff Sharkey | e8a4b66 | 2015-06-27 15:43:45 -0700 | [diff] [blame] | 40 | import static com.android.internal.util.XmlUtils.readLongAttribute; |
Jeff Sharkey | d95d3bf | 2015-04-14 21:39:44 -0700 | [diff] [blame] | 41 | import static com.android.internal.util.XmlUtils.readStringAttribute; |
| 42 | import static com.android.internal.util.XmlUtils.writeIntAttribute; |
Jeff Sharkey | e8a4b66 | 2015-06-27 15:43:45 -0700 | [diff] [blame] | 43 | import static com.android.internal.util.XmlUtils.writeLongAttribute; |
Jeff Sharkey | d95d3bf | 2015-04-14 21:39:44 -0700 | [diff] [blame] | 44 | import static com.android.internal.util.XmlUtils.writeStringAttribute; |
Jeff Sharkey | 5790af0 | 2018-08-13 17:42:54 -0600 | [diff] [blame] | 45 | |
Jeff Sharkey | d95d3bf | 2015-04-14 21:39:44 -0700 | [diff] [blame] | 46 | import static org.xmlpull.v1.XmlPullParser.END_DOCUMENT; |
| 47 | import static org.xmlpull.v1.XmlPullParser.START_TAG; |
| 48 | |
Jason parks | 8888c59 | 2011-01-20 22:46:41 -0600 | [diff] [blame] | 49 | import android.Manifest; |
Jeff Sharkey | ef10ee0 | 2015-07-05 14:17:27 -0700 | [diff] [blame] | 50 | import android.annotation.Nullable; |
Xiaohui Chen | 621b3fc | 2015-10-02 14:41:42 -0700 | [diff] [blame] | 51 | import android.app.ActivityManager; |
Jeff Sharkey | 2d8b4e8 | 2013-09-17 17:30:33 -0700 | [diff] [blame] | 52 | import android.app.AppOpsManager; |
Jeff Sharkey | 14cbe52 | 2015-07-08 14:06:37 -0700 | [diff] [blame] | 53 | import android.app.IActivityManager; |
Jeff Sharkey | 9765e44 | 2017-12-14 22:15:14 -0700 | [diff] [blame] | 54 | import android.app.KeyguardManager; |
Pavel Grafov | ce72ef0 | 2018-01-10 17:14:11 +0000 | [diff] [blame] | 55 | import android.app.admin.SecurityLog; |
Jeff Sharkey | 9bed070 | 2017-01-23 20:37:05 -0700 | [diff] [blame] | 56 | import android.app.usage.StorageStatsManager; |
Jeff Sharkey | bcd262d | 2015-06-10 09:41:17 -0700 | [diff] [blame] | 57 | import android.content.BroadcastReceiver; |
Jeff Sharkey | b0c363b2 | 2018-12-15 11:53:03 -0700 | [diff] [blame] | 58 | import android.content.ContentResolver; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 59 | import android.content.Context; |
| 60 | import android.content.Intent; |
Jeff Sharkey | bcd262d | 2015-06-10 09:41:17 -0700 | [diff] [blame] | 61 | import android.content.IntentFilter; |
Sudheer Shanka | 3a0df3b | 2018-12-12 12:43:43 -0800 | [diff] [blame] | 62 | import android.content.pm.IPackageManager; |
Jeff Sharkey | 275e3e4 | 2015-04-24 16:10:32 -0700 | [diff] [blame] | 63 | import android.content.pm.IPackageMoveObserver; |
| 64 | import android.content.pm.PackageManager; |
Sudheer Shanka | 0a541a5 | 2018-07-31 13:21:11 -0700 | [diff] [blame] | 65 | import android.content.pm.PackageManagerInternal; |
Jeff Sharkey | 14cbe52 | 2015-07-08 14:06:37 -0700 | [diff] [blame] | 66 | import android.content.pm.ProviderInfo; |
Jeff Sharkey | bcd262d | 2015-06-10 09:41:17 -0700 | [diff] [blame] | 67 | import android.content.pm.UserInfo; |
Elliott Hughes | f839b4f | 2014-09-26 12:30:47 -0700 | [diff] [blame] | 68 | import android.content.res.Configuration; |
Kenny Root | 02c8730 | 2010-07-01 08:10:18 -0700 | [diff] [blame] | 69 | import android.content.res.ObbInfo; |
Daniel Colascione | 766b632 | 2018-01-08 19:10:36 -0800 | [diff] [blame] | 70 | import android.database.ContentObserver; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 71 | import android.net.Uri; |
Kenny Root | 02c8730 | 2010-07-01 08:10:18 -0700 | [diff] [blame] | 72 | import android.os.Binder; |
Jeff Sharkey | 4c099d0 | 2015-05-15 13:45:00 -0700 | [diff] [blame] | 73 | import android.os.DropBoxManager; |
Kenny Root | a02b8b0 | 2010-08-05 16:14:17 -0700 | [diff] [blame] | 74 | import android.os.Environment; |
Jeff Sharkey | b049e21 | 2012-09-07 23:16:01 -0700 | [diff] [blame] | 75 | import android.os.Environment.UserEnvironment; |
Jeff Sharkey | 4887789 | 2015-03-18 11:27:19 -0700 | [diff] [blame] | 76 | import android.os.FileUtils; |
Suchi Amalapurapu | c42e29e | 2010-02-22 16:03:53 -0800 | [diff] [blame] | 77 | import android.os.Handler; |
Dianne Hackborn | efa92b2 | 2013-05-03 14:11:43 -0700 | [diff] [blame] | 78 | import android.os.HandlerThread; |
Kenny Root | a02b8b0 | 2010-08-05 16:14:17 -0700 | [diff] [blame] | 79 | import android.os.IBinder; |
Jin Qian | 12690d5 | 2017-10-13 18:17:04 -0700 | [diff] [blame] | 80 | import android.os.IStoraged; |
Jeff Sharkey | 1019de9 | 2017-09-06 13:47:03 -0600 | [diff] [blame] | 81 | import android.os.IVold; |
Jeff Sharkey | 8058fe6 | 2017-09-13 11:50:33 -0600 | [diff] [blame] | 82 | import android.os.IVoldListener; |
Zim | 95eca1d | 2019-11-15 18:03:00 +0000 | [diff] [blame] | 83 | import android.os.IVoldMountCallback; |
Jeff Sharkey | b302c54 | 2017-09-15 12:57:59 -0600 | [diff] [blame] | 84 | import android.os.IVoldTaskListener; |
Daniel Sandler | 5f27ef4 | 2010-03-16 15:42:02 -0400 | [diff] [blame] | 85 | import android.os.Looper; |
Suchi Amalapurapu | c42e29e | 2010-02-22 16:03:53 -0800 | [diff] [blame] | 86 | import android.os.Message; |
Daichi Hirono | 9e8d9e2 | 2015-11-13 14:37:00 +0900 | [diff] [blame] | 87 | import android.os.ParcelFileDescriptor; |
Jeff Sharkey | 500ce9e | 2017-02-12 02:39:24 -0700 | [diff] [blame] | 88 | import android.os.ParcelableException; |
Jeff Sharkey | b302c54 | 2017-09-15 12:57:59 -0600 | [diff] [blame] | 89 | import android.os.PersistableBundle; |
Jeff Sharkey | ce14cd0 | 2015-12-07 15:35:42 -0700 | [diff] [blame] | 90 | import android.os.PowerManager; |
Jeff Sharkey | 9527b22 | 2015-06-24 15:24:48 -0700 | [diff] [blame] | 91 | import android.os.Process; |
Jeff Sharkey | 7151a9a | 2015-04-04 15:22:37 -0700 | [diff] [blame] | 92 | import android.os.RemoteCallbackList; |
San Mehat | 4270e1e | 2010-01-29 05:32:19 -0800 | [diff] [blame] | 93 | import android.os.RemoteException; |
Suchi Amalapurapu | fd3530f | 2010-01-18 00:15:59 -0800 | [diff] [blame] | 94 | import android.os.ServiceManager; |
Paul Crowley | fc0b519 | 2018-07-02 13:58:10 -0700 | [diff] [blame] | 95 | import android.os.ServiceSpecificException; |
Jeff Sharkey | edcdaf6 | 2015-07-09 09:45:36 -0700 | [diff] [blame] | 96 | import android.os.SystemClock; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 97 | import android.os.SystemProperties; |
Dianne Hackborn | f02b60a | 2012-08-16 10:48:27 -0700 | [diff] [blame] | 98 | import android.os.UserHandle; |
Emily Bernier | 92aa5a2 | 2014-07-07 10:11:48 -0400 | [diff] [blame] | 99 | import android.os.UserManager; |
Sudheer Shanka | b161398 | 2019-05-16 16:55:50 -0700 | [diff] [blame] | 100 | import android.os.UserManagerInternal; |
Jeff Sharkey | 1b8ef7e | 2015-04-03 17:14:45 -0700 | [diff] [blame] | 101 | import android.os.storage.DiskInfo; |
Kenny Root | a02b8b0 | 2010-08-05 16:14:17 -0700 | [diff] [blame] | 102 | import android.os.storage.IObbActionListener; |
Jeff Sharkey | d5d5e92 | 2017-02-21 10:51:23 -0700 | [diff] [blame] | 103 | import android.os.storage.IStorageEventListener; |
Sudheer Shanka | 2250d56 | 2016-11-07 15:41:02 -0800 | [diff] [blame] | 104 | import android.os.storage.IStorageManager; |
Jeff Sharkey | d5d5e92 | 2017-02-21 10:51:23 -0700 | [diff] [blame] | 105 | import android.os.storage.IStorageShutdownObserver; |
Kenny Root | af9d667 | 2010-10-08 09:21:39 -0700 | [diff] [blame] | 106 | import android.os.storage.OnObbStateChangeListener; |
Paul Lawrence | 46791e7 | 2014-04-03 09:10:26 -0700 | [diff] [blame] | 107 | import android.os.storage.StorageManager; |
Jeff Sharkey | d5d5e92 | 2017-02-21 10:51:23 -0700 | [diff] [blame] | 108 | import android.os.storage.StorageManagerInternal; |
Mike Lockwood | 2f6a388 | 2011-05-09 19:08:06 -0700 | [diff] [blame] | 109 | import android.os.storage.StorageVolume; |
Jeff Sharkey | 1b8ef7e | 2015-04-03 17:14:45 -0700 | [diff] [blame] | 110 | import android.os.storage.VolumeInfo; |
Jeff Sharkey | b36586a | 2015-04-27 08:42:28 -0700 | [diff] [blame] | 111 | import android.os.storage.VolumeRecord; |
Jeff Sharkey | 5d0c55c | 2019-01-24 14:32:31 -0700 | [diff] [blame] | 112 | import android.provider.DeviceConfig; |
Jeff Sharkey | 14cbe52 | 2015-07-08 14:06:37 -0700 | [diff] [blame] | 113 | import android.provider.MediaStore; |
Jeff Sharkey | e8a4b66 | 2015-06-27 15:43:45 -0700 | [diff] [blame] | 114 | import android.provider.Settings; |
Inseob Kim | c1246e6 | 2018-11-08 13:13:54 +0900 | [diff] [blame] | 115 | import android.sysprop.VoldProperties; |
Jason parks | f7b3cd4 | 2011-01-27 09:28:25 -0600 | [diff] [blame] | 116 | import android.text.TextUtils; |
Jeff Sharkey | 1783f14 | 2015-04-17 10:52:51 -0700 | [diff] [blame] | 117 | import android.text.format.DateUtils; |
Jeff Sharkey | 4887789 | 2015-03-18 11:27:19 -0700 | [diff] [blame] | 118 | import android.util.ArrayMap; |
Jeff Sharkey | d95d3bf | 2015-04-14 21:39:44 -0700 | [diff] [blame] | 119 | import android.util.AtomicFile; |
Jeff Sharkey | 9f2dc05 | 2018-01-07 16:47:31 -0700 | [diff] [blame] | 120 | import android.util.DataUnit; |
Abhijeet Kaur | b984771 | 2019-11-19 16:35:47 +0000 | [diff] [blame] | 121 | import android.util.FeatureFlagUtils; |
Jeff Sharkey | 1b8ef7e | 2015-04-03 17:14:45 -0700 | [diff] [blame] | 122 | import android.util.Log; |
Felipe Leme | 281389a | 2016-10-10 17:12:20 -0700 | [diff] [blame] | 123 | import android.util.Pair; |
San Mehat | a507859 | 2010-03-25 09:36:54 -0700 | [diff] [blame] | 124 | import android.util.Slog; |
Jeff Sharkey | e8a4b66 | 2015-06-27 15:43:45 -0700 | [diff] [blame] | 125 | import android.util.TimeUtils; |
Jeff Sharkey | d95d3bf | 2015-04-14 21:39:44 -0700 | [diff] [blame] | 126 | import android.util.Xml; |
Jeff Sharkey | 4887789 | 2015-03-18 11:27:19 -0700 | [diff] [blame] | 127 | |
Jeff Sharkey | 8b2c3a14 | 2012-11-12 11:45:05 -0800 | [diff] [blame] | 128 | import com.android.internal.annotations.GuardedBy; |
Sudheer Shanka | ff971bc | 2018-12-13 17:39:59 -0800 | [diff] [blame] | 129 | import com.android.internal.app.IAppOpsCallback; |
Sudheer Shanka | 3a0df3b | 2018-12-12 12:43:43 -0800 | [diff] [blame] | 130 | import com.android.internal.app.IAppOpsService; |
Daichi Hirono | 9fb0018 | 2016-11-08 14:12:17 +0900 | [diff] [blame] | 131 | import com.android.internal.os.AppFuseMount; |
Jeff Sharkey | 1019de9 | 2017-09-06 13:47:03 -0600 | [diff] [blame] | 132 | import com.android.internal.os.BackgroundThread; |
Daichi Hirono | 812c95d | 2017-02-08 16:20:20 +0900 | [diff] [blame] | 133 | import com.android.internal.os.FuseUnavailableMountException; |
Jeff Sharkey | 7151a9a | 2015-04-04 15:22:37 -0700 | [diff] [blame] | 134 | import com.android.internal.os.SomeArgs; |
Jeff Sharkey | 9527b22 | 2015-06-24 15:24:48 -0700 | [diff] [blame] | 135 | import com.android.internal.os.Zygote; |
Jeff Sharkey | 4887789 | 2015-03-18 11:27:19 -0700 | [diff] [blame] | 136 | import com.android.internal.util.ArrayUtils; |
Jeff Sharkey | 11697f5 | 2018-12-13 10:14:42 -0700 | [diff] [blame] | 137 | import com.android.internal.util.CollectionUtils; |
Jeff Sharkey | fe9a53b | 2017-03-31 14:08:23 -0600 | [diff] [blame] | 138 | import com.android.internal.util.DumpUtils; |
Jeff Sharkey | d95d3bf | 2015-04-14 21:39:44 -0700 | [diff] [blame] | 139 | import com.android.internal.util.FastXmlSerializer; |
Jeff Sharkey | f9fc6d6 | 2015-11-08 16:46:05 -0800 | [diff] [blame] | 140 | import com.android.internal.util.HexDump; |
Jeff Sharkey | 5aca2b8 | 2013-10-16 16:21:54 -0700 | [diff] [blame] | 141 | import com.android.internal.util.IndentingPrintWriter; |
Jeff Sharkey | 4fbbda4 | 2012-09-24 18:34:07 -0700 | [diff] [blame] | 142 | import com.android.internal.util.Preconditions; |
Jeff Sharkey | b9fe537 | 2015-12-03 15:23:08 -0700 | [diff] [blame] | 143 | import com.android.internal.widget.LockPatternUtils; |
Daichi Hirono | 9fb0018 | 2016-11-08 14:12:17 +0900 | [diff] [blame] | 144 | import com.android.server.storage.AppFuseBridge; |
Zim | 42f1e9f | 2019-08-15 17:35:00 +0100 | [diff] [blame] | 145 | import com.android.server.storage.StorageSessionController; |
Zim | 17be6f9 | 2019-09-25 14:37:55 +0100 | [diff] [blame] | 146 | import com.android.server.storage.StorageSessionController.ExternalStorageServiceException; |
Wale Ogunwale | 9e4f3e0 | 2018-05-17 09:35:39 -0700 | [diff] [blame] | 147 | import com.android.server.wm.ActivityTaskManagerInternal; |
| 148 | import com.android.server.wm.ActivityTaskManagerInternal.ScreenObserver; |
Jeff Sharkey | 5217cac | 2015-12-20 15:34:01 -0700 | [diff] [blame] | 149 | |
Jeff Sharkey | 5790af0 | 2018-08-13 17:42:54 -0600 | [diff] [blame] | 150 | import libcore.io.IoUtils; |
| 151 | import libcore.util.EmptyArray; |
| 152 | |
Jeff Sharkey | d95d3bf | 2015-04-14 21:39:44 -0700 | [diff] [blame] | 153 | import org.xmlpull.v1.XmlPullParser; |
| 154 | import org.xmlpull.v1.XmlPullParserException; |
| 155 | import org.xmlpull.v1.XmlSerializer; |
| 156 | |
Jeff Sharkey | b049e21 | 2012-09-07 23:16:01 -0700 | [diff] [blame] | 157 | import java.io.File; |
Kenny Root | 38cf886 | 2010-09-26 14:18:51 -0700 | [diff] [blame] | 158 | import java.io.FileDescriptor; |
Jeff Sharkey | d95d3bf | 2015-04-14 21:39:44 -0700 | [diff] [blame] | 159 | import java.io.FileInputStream; |
| 160 | import java.io.FileNotFoundException; |
Christopher Tate | 7265abe | 2014-11-21 13:54:45 -0800 | [diff] [blame] | 161 | import java.io.FileOutputStream; |
Kenny Root | 05105f7 | 2010-09-22 17:29:43 -0700 | [diff] [blame] | 162 | import java.io.IOException; |
Kenny Root | 38cf886 | 2010-09-26 14:18:51 -0700 | [diff] [blame] | 163 | import java.io.PrintWriter; |
Kenny Root | 3b1abba | 2010-10-13 15:00:07 -0700 | [diff] [blame] | 164 | import java.math.BigInteger; |
Paul Lawrence | 8e39736 | 2014-01-27 15:22:30 -0800 | [diff] [blame] | 165 | import java.nio.charset.StandardCharsets; |
Jeff Sharkey | 0095a82 | 2018-02-15 13:06:53 -0700 | [diff] [blame] | 166 | import java.security.GeneralSecurityException; |
Kenny Root | 3b1abba | 2010-10-13 15:00:07 -0700 | [diff] [blame] | 167 | import java.security.spec.KeySpec; |
San Mehat | 22dd86e | 2010-01-12 12:21:18 -0800 | [diff] [blame] | 168 | import java.util.ArrayList; |
Jeff Sharkey | f9fc6d6 | 2015-11-08 16:46:05 -0800 | [diff] [blame] | 169 | import java.util.Arrays; |
Kenny Root | a02b8b0 | 2010-08-05 16:14:17 -0700 | [diff] [blame] | 170 | import java.util.HashMap; |
Kenny Root | 38cf886 | 2010-09-26 14:18:51 -0700 | [diff] [blame] | 171 | import java.util.Iterator; |
Kenny Root | a02b8b0 | 2010-08-05 16:14:17 -0700 | [diff] [blame] | 172 | import java.util.LinkedList; |
| 173 | import java.util.List; |
Elliott Hughes | f839b4f | 2014-09-26 12:30:47 -0700 | [diff] [blame] | 174 | import java.util.Locale; |
Kenny Root | a02b8b0 | 2010-08-05 16:14:17 -0700 | [diff] [blame] | 175 | import java.util.Map; |
Kenny Root | 38cf886 | 2010-09-26 14:18:51 -0700 | [diff] [blame] | 176 | import java.util.Map.Entry; |
Jeff Sharkey | 7151a9a | 2015-04-04 15:22:37 -0700 | [diff] [blame] | 177 | import java.util.Objects; |
Svet Ganov | 6ee871e | 2015-07-10 14:29:33 -0700 | [diff] [blame] | 178 | import java.util.concurrent.CopyOnWriteArrayList; |
Kenny Root | 51a573c | 2012-05-17 13:30:28 -0700 | [diff] [blame] | 179 | import java.util.concurrent.CountDownLatch; |
| 180 | import java.util.concurrent.TimeUnit; |
Jeff Sharkey | edcdaf6 | 2015-07-09 09:45:36 -0700 | [diff] [blame] | 181 | import java.util.concurrent.TimeoutException; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 182 | |
Kenny Root | 3b1abba | 2010-10-13 15:00:07 -0700 | [diff] [blame] | 183 | import javax.crypto.SecretKey; |
| 184 | import javax.crypto.SecretKeyFactory; |
| 185 | import javax.crypto.spec.PBEKeySpec; |
| 186 | |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 187 | /** |
Jeff Sharkey | 4887789 | 2015-03-18 11:27:19 -0700 | [diff] [blame] | 188 | * Service responsible for various storage media. Connects to {@code vold} to |
| 189 | * watch for and manage dynamically added storage, such as SD cards and USB mass |
| 190 | * storage. Also decides how storage should be presented to users on the device. |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 191 | */ |
Jeff Sharkey | 9765e44 | 2017-12-14 22:15:14 -0700 | [diff] [blame] | 192 | class StorageManagerService extends IStorageManager.Stub |
| 193 | implements Watchdog.Monitor, ScreenObserver { |
Jason parks | 5af0b91 | 2010-11-29 09:05:25 -0600 | [diff] [blame] | 194 | |
Christopher Tate | d417d62 | 2013-08-19 16:14:25 -0700 | [diff] [blame] | 195 | // Static direct instance pointer for the tightly-coupled idle service to use |
Sudheer Shanka | 2250d56 | 2016-11-07 15:41:02 -0800 | [diff] [blame] | 196 | static StorageManagerService sSelf = null; |
Christopher Tate | d417d62 | 2013-08-19 16:14:25 -0700 | [diff] [blame] | 197 | |
Daniel Colascione | 766b632 | 2018-01-08 19:10:36 -0800 | [diff] [blame] | 198 | /* Read during boot to decide whether to enable zram when available */ |
| 199 | private static final String ZRAM_ENABLED_PROPERTY = |
Sudheer Shanka | 0a541a5 | 2018-07-31 13:21:11 -0700 | [diff] [blame] | 200 | "persist.sys.zram_enabled"; |
| 201 | |
Jeff Sharkey | 10ec9d8 | 2018-11-28 14:52:45 -0700 | [diff] [blame] | 202 | private static final boolean ENABLE_ISOLATED_STORAGE = StorageManager.hasIsolatedStorage(); |
Sudheer Shanka | 0a541a5 | 2018-07-31 13:21:11 -0700 | [diff] [blame] | 203 | |
Matt Pape | 19ea8a6 | 2019-03-18 10:38:25 -0700 | [diff] [blame] | 204 | /** |
| 205 | * If {@code 1}, enables the isolated storage feature. If {@code -1}, |
| 206 | * disables the isolated storage feature. If {@code 0}, uses the default |
| 207 | * value from the build system. |
| 208 | */ |
| 209 | private static final String ISOLATED_STORAGE_ENABLED = "isolated_storage_enabled"; |
| 210 | |
shafik | b2992b6 | 2019-10-01 15:31:02 +0100 | [diff] [blame] | 211 | /** |
| 212 | * If {@code 1}, enables FuseDaemon to intercept file system ops. If {@code -1}, |
| 213 | * disables FuseDaemon. If {@code 0}, uses the default value from the build system. |
| 214 | */ |
| 215 | private static final String FUSE_ENABLED = "fuse_enabled"; |
| 216 | |
Jeff Sharkey | 56e6293 | 2015-03-21 20:41:00 -0700 | [diff] [blame] | 217 | public static class Lifecycle extends SystemService { |
Sudheer Shanka | 2250d56 | 2016-11-07 15:41:02 -0800 | [diff] [blame] | 218 | private StorageManagerService mStorageManagerService; |
Jeff Sharkey | 56e6293 | 2015-03-21 20:41:00 -0700 | [diff] [blame] | 219 | |
| 220 | public Lifecycle(Context context) { |
| 221 | super(context); |
| 222 | } |
| 223 | |
| 224 | @Override |
| 225 | public void onStart() { |
Sudheer Shanka | 2250d56 | 2016-11-07 15:41:02 -0800 | [diff] [blame] | 226 | mStorageManagerService = new StorageManagerService(getContext()); |
| 227 | publishBinderService("mount", mStorageManagerService); |
| 228 | mStorageManagerService.start(); |
Jeff Sharkey | 56e6293 | 2015-03-21 20:41:00 -0700 | [diff] [blame] | 229 | } |
| 230 | |
| 231 | @Override |
| 232 | public void onBootPhase(int phase) { |
Jeff Sharkey | 11697f5 | 2018-12-13 10:14:42 -0700 | [diff] [blame] | 233 | if (phase == SystemService.PHASE_SYSTEM_SERVICES_READY) { |
| 234 | mStorageManagerService.servicesReady(); |
| 235 | } else if (phase == SystemService.PHASE_ACTIVITY_MANAGER_READY) { |
Sudheer Shanka | 2250d56 | 2016-11-07 15:41:02 -0800 | [diff] [blame] | 236 | mStorageManagerService.systemReady(); |
Yasuhiro Matsuda | 87a38b5 | 2015-07-24 22:10:16 +0900 | [diff] [blame] | 237 | } else if (phase == SystemService.PHASE_BOOT_COMPLETED) { |
Sudheer Shanka | 2250d56 | 2016-11-07 15:41:02 -0800 | [diff] [blame] | 238 | mStorageManagerService.bootCompleted(); |
Jeff Sharkey | 56e6293 | 2015-03-21 20:41:00 -0700 | [diff] [blame] | 239 | } |
| 240 | } |
Jeff Sharkey | 4887789 | 2015-03-18 11:27:19 -0700 | [diff] [blame] | 241 | |
| 242 | @Override |
Jeff Sharkey | ab15c39 | 2016-05-05 11:45:01 -0600 | [diff] [blame] | 243 | public void onSwitchUser(int userHandle) { |
Sudheer Shanka | 2250d56 | 2016-11-07 15:41:02 -0800 | [diff] [blame] | 244 | mStorageManagerService.mCurrentUserId = userHandle; |
Jeff Sharkey | ab15c39 | 2016-05-05 11:45:01 -0600 | [diff] [blame] | 245 | } |
| 246 | |
| 247 | @Override |
Jeff Sharkey | ce14cd0 | 2015-12-07 15:35:42 -0700 | [diff] [blame] | 248 | public void onUnlockUser(int userHandle) { |
Sudheer Shanka | 2250d56 | 2016-11-07 15:41:02 -0800 | [diff] [blame] | 249 | mStorageManagerService.onUnlockUser(userHandle); |
Jeff Sharkey | 4887789 | 2015-03-18 11:27:19 -0700 | [diff] [blame] | 250 | } |
| 251 | |
| 252 | @Override |
| 253 | public void onCleanupUser(int userHandle) { |
Sudheer Shanka | 2250d56 | 2016-11-07 15:41:02 -0800 | [diff] [blame] | 254 | mStorageManagerService.onCleanupUser(userHandle); |
Jeff Sharkey | 4887789 | 2015-03-18 11:27:19 -0700 | [diff] [blame] | 255 | } |
Jeff Sharkey | 56e6293 | 2015-03-21 20:41:00 -0700 | [diff] [blame] | 256 | } |
| 257 | |
Dianne Hackborn | 40e9f29 | 2012-11-27 19:12:23 -0800 | [diff] [blame] | 258 | private static final boolean DEBUG_EVENTS = false; |
Kenny Root | b7db272 | 2011-01-25 16:39:35 -0800 | [diff] [blame] | 259 | private static final boolean DEBUG_OBB = false; |
Kenny Root | 02c8730 | 2010-07-01 08:10:18 -0700 | [diff] [blame] | 260 | |
Jeff Sharkey | c3c7287 | 2018-06-06 15:35:53 -0600 | [diff] [blame] | 261 | /** |
| 262 | * We now talk to vold over Binder, and it has its own internal lock to |
| 263 | * serialize certain calls. All long-running operations have been migrated |
| 264 | * to be async with callbacks, so we want watchdog to fire if vold wedges. |
| 265 | */ |
| 266 | private static final boolean WATCHDOG_ENABLE = true; |
Kenny Root | 07714d4 | 2011-08-17 17:49:28 -0700 | [diff] [blame] | 267 | |
Jeff Sharkey | 00455bf | 2016-11-04 14:45:24 -0600 | [diff] [blame] | 268 | /** |
| 269 | * Our goal is for all Android devices to be usable as development devices, |
| 270 | * which includes the new Direct Boot mode added in N. For devices that |
| 271 | * don't have native FBE support, we offer an emulation mode for developer |
| 272 | * testing purposes, but if it's prohibitively difficult to support this |
| 273 | * mode, it can be disabled for specific products using this flag. |
| 274 | */ |
| 275 | private static final boolean EMULATE_FBE_SUPPORTED = true; |
| 276 | |
Sudheer Shanka | 2250d56 | 2016-11-07 15:41:02 -0800 | [diff] [blame] | 277 | private static final String TAG = "StorageManagerService"; |
Jeff Sharkey | 6fd6994 | 2019-03-26 17:53:35 -0600 | [diff] [blame] | 278 | private static final boolean LOCAL_LOGV = Log.isLoggable(TAG, Log.VERBOSE); |
Jeff Sharkey | e8a4b66 | 2015-06-27 15:43:45 -0700 | [diff] [blame] | 279 | |
Jeff Sharkey | 9756d75 | 2015-05-14 21:07:42 -0700 | [diff] [blame] | 280 | private static final String TAG_STORAGE_BENCHMARK = "storage_benchmark"; |
Jeff Sharkey | e8a4b66 | 2015-06-27 15:43:45 -0700 | [diff] [blame] | 281 | private static final String TAG_STORAGE_TRIM = "storage_trim"; |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 282 | |
Jeff Sharkey | 275e3e4 | 2015-04-24 16:10:32 -0700 | [diff] [blame] | 283 | /** Magic value sent by MoveTask.cpp */ |
| 284 | private static final int MOVE_STATUS_COPY_FINISHED = 82; |
| 285 | |
Jeff Sharkey | 620b32b | 2015-04-23 19:36:02 -0700 | [diff] [blame] | 286 | private static final int VERSION_INIT = 1; |
| 287 | private static final int VERSION_ADD_PRIMARY = 2; |
Jeff Sharkey | fced534 | 2015-05-10 14:53:34 -0700 | [diff] [blame] | 288 | private static final int VERSION_FIX_PRIMARY = 3; |
Jeff Sharkey | 620b32b | 2015-04-23 19:36:02 -0700 | [diff] [blame] | 289 | |
Jeff Sharkey | d95d3bf | 2015-04-14 21:39:44 -0700 | [diff] [blame] | 290 | private static final String TAG_VOLUMES = "volumes"; |
Jeff Sharkey | 620b32b | 2015-04-23 19:36:02 -0700 | [diff] [blame] | 291 | private static final String ATTR_VERSION = "version"; |
| 292 | private static final String ATTR_PRIMARY_STORAGE_UUID = "primaryStorageUuid"; |
Jeff Sharkey | d95d3bf | 2015-04-14 21:39:44 -0700 | [diff] [blame] | 293 | private static final String TAG_VOLUME = "volume"; |
| 294 | private static final String ATTR_TYPE = "type"; |
| 295 | private static final String ATTR_FS_UUID = "fsUuid"; |
Jeff Sharkey | 5cc0df2 | 2015-06-17 19:44:05 -0700 | [diff] [blame] | 296 | private static final String ATTR_PART_GUID = "partGuid"; |
Jeff Sharkey | d95d3bf | 2015-04-14 21:39:44 -0700 | [diff] [blame] | 297 | private static final String ATTR_NICKNAME = "nickname"; |
| 298 | private static final String ATTR_USER_FLAGS = "userFlags"; |
Jeff Sharkey | e8a4b66 | 2015-06-27 15:43:45 -0700 | [diff] [blame] | 299 | private static final String ATTR_CREATED_MILLIS = "createdMillis"; |
Jeff Sharkey | 3811f35 | 2019-05-14 11:54:36 -0600 | [diff] [blame] | 300 | private static final String ATTR_LAST_SEEN_MILLIS = "lastSeenMillis"; |
Jeff Sharkey | e8a4b66 | 2015-06-27 15:43:45 -0700 | [diff] [blame] | 301 | private static final String ATTR_LAST_TRIM_MILLIS = "lastTrimMillis"; |
| 302 | private static final String ATTR_LAST_BENCH_MILLIS = "lastBenchMillis"; |
Jeff Sharkey | d95d3bf | 2015-04-14 21:39:44 -0700 | [diff] [blame] | 303 | |
Philip P. Moltmann | c94ba82 | 2019-03-04 16:48:22 -0800 | [diff] [blame] | 304 | private static final String[] ALL_STORAGE_PERMISSIONS = { |
| 305 | Manifest.permission.READ_EXTERNAL_STORAGE, |
Philip P. Moltmann | 129a0b0 | 2019-03-27 12:24:45 -0700 | [diff] [blame] | 306 | Manifest.permission.WRITE_EXTERNAL_STORAGE |
Philip P. Moltmann | c94ba82 | 2019-03-04 16:48:22 -0800 | [diff] [blame] | 307 | }; |
| 308 | |
Jeff Sharkey | b36586a | 2015-04-27 08:42:28 -0700 | [diff] [blame] | 309 | private final AtomicFile mSettingsFile; |
Jeff Sharkey | d95d3bf | 2015-04-14 21:39:44 -0700 | [diff] [blame] | 310 | |
Jeff Sharkey | 4887789 | 2015-03-18 11:27:19 -0700 | [diff] [blame] | 311 | /** |
| 312 | * <em>Never</em> hold the lock while performing downcalls into vold, since |
| 313 | * unsolicited events can suddenly appear to update data structures. |
| 314 | */ |
Jeff Sharkey | 5f3e934 | 2017-03-13 14:53:11 -0600 | [diff] [blame] | 315 | private final Object mLock = LockGuard.installNewLock(LockGuard.INDEX_STORAGE); |
Jeff Sharkey | 4887789 | 2015-03-18 11:27:19 -0700 | [diff] [blame] | 316 | |
Sudheer Shanka | 0a541a5 | 2018-07-31 13:21:11 -0700 | [diff] [blame] | 317 | /** |
| 318 | * Similar to {@link #mLock}, never hold this lock while performing downcalls into vold. |
| 319 | * Also, never hold this while calling into PackageManagerService since it is used in callbacks |
| 320 | * from PackageManagerService. |
| 321 | * |
| 322 | * If both {@link #mLock} and this lock need to be held, {@link #mLock} should be acquired |
| 323 | * before this. |
| 324 | * |
| 325 | * Use -PL suffix for methods that need to called with this lock held. |
| 326 | */ |
| 327 | private final Object mPackagesLock = new Object(); |
| 328 | |
Jeff Sharkey | ce14cd0 | 2015-12-07 15:35:42 -0700 | [diff] [blame] | 329 | /** Set of users that we know are unlocked. */ |
Jeff Sharkey | 4887789 | 2015-03-18 11:27:19 -0700 | [diff] [blame] | 330 | @GuardedBy("mLock") |
Jeff Sharkey | ce14cd0 | 2015-12-07 15:35:42 -0700 | [diff] [blame] | 331 | private int[] mLocalUnlockedUsers = EmptyArray.INT; |
| 332 | /** Set of users that system knows are unlocked. */ |
Jeff Sharkey | f9fc6d6 | 2015-11-08 16:46:05 -0800 | [diff] [blame] | 333 | @GuardedBy("mLock") |
Jeff Sharkey | ce14cd0 | 2015-12-07 15:35:42 -0700 | [diff] [blame] | 334 | private int[] mSystemUnlockedUsers = EmptyArray.INT; |
Jeff Sharkey | d95d3bf | 2015-04-14 21:39:44 -0700 | [diff] [blame] | 335 | |
| 336 | /** Map from disk ID to disk */ |
Jeff Sharkey | 4887789 | 2015-03-18 11:27:19 -0700 | [diff] [blame] | 337 | @GuardedBy("mLock") |
Jeff Sharkey | 1b8ef7e | 2015-04-03 17:14:45 -0700 | [diff] [blame] | 338 | private ArrayMap<String, DiskInfo> mDisks = new ArrayMap<>(); |
Jeff Sharkey | d95d3bf | 2015-04-14 21:39:44 -0700 | [diff] [blame] | 339 | /** Map from volume ID to disk */ |
Jeff Sharkey | 4887789 | 2015-03-18 11:27:19 -0700 | [diff] [blame] | 340 | @GuardedBy("mLock") |
Xiaohui Chen | 621b3fc | 2015-10-02 14:41:42 -0700 | [diff] [blame] | 341 | private final ArrayMap<String, VolumeInfo> mVolumes = new ArrayMap<>(); |
Jeff Sharkey | 4887789 | 2015-03-18 11:27:19 -0700 | [diff] [blame] | 342 | |
Jeff Sharkey | b36586a | 2015-04-27 08:42:28 -0700 | [diff] [blame] | 343 | /** Map from UUID to record */ |
Jeff Sharkey | d95d3bf | 2015-04-14 21:39:44 -0700 | [diff] [blame] | 344 | @GuardedBy("mLock") |
Jeff Sharkey | b36586a | 2015-04-27 08:42:28 -0700 | [diff] [blame] | 345 | private ArrayMap<String, VolumeRecord> mRecords = new ArrayMap<>(); |
Jeff Sharkey | 620b32b | 2015-04-23 19:36:02 -0700 | [diff] [blame] | 346 | @GuardedBy("mLock") |
| 347 | private String mPrimaryStorageUuid; |
Jeff Sharkey | d95d3bf | 2015-04-14 21:39:44 -0700 | [diff] [blame] | 348 | |
Jeff Sharkey | eba260d | 2015-04-19 14:35:16 -0700 | [diff] [blame] | 349 | /** Map from disk ID to latches */ |
| 350 | @GuardedBy("mLock") |
| 351 | private ArrayMap<String, CountDownLatch> mDiskScanLatches = new ArrayMap<>(); |
| 352 | |
Jeff Sharkey | 275e3e4 | 2015-04-24 16:10:32 -0700 | [diff] [blame] | 353 | @GuardedBy("mLock") |
| 354 | private IPackageMoveObserver mMoveCallback; |
| 355 | @GuardedBy("mLock") |
| 356 | private String mMoveTargetUuid; |
| 357 | |
Martijn Coenen | 44db1ac | 2019-12-03 16:06:19 +0100 | [diff] [blame] | 358 | private volatile int mMediaStoreAuthorityAppId = -1; |
Zim | 74a9bba | 2019-09-03 20:49:13 +0100 | [diff] [blame] | 359 | |
Jeff Sharkey | ab15c39 | 2016-05-05 11:45:01 -0600 | [diff] [blame] | 360 | private volatile int mCurrentUserId = UserHandle.USER_SYSTEM; |
| 361 | |
Daichi Hirono | 9fb0018 | 2016-11-08 14:12:17 +0900 | [diff] [blame] | 362 | /** Holding lock for AppFuse business */ |
| 363 | private final Object mAppFuseLock = new Object(); |
| 364 | |
| 365 | @GuardedBy("mAppFuseLock") |
| 366 | private int mNextAppFuseName = 0; |
| 367 | |
| 368 | @GuardedBy("mAppFuseLock") |
Daichi Hirono | e56740d | 2017-02-02 13:56:45 +0900 | [diff] [blame] | 369 | private AppFuseBridge mAppFuseBridge = null; |
Daichi Hirono | 9fb0018 | 2016-11-08 14:12:17 +0900 | [diff] [blame] | 370 | |
Jeff Sharkey | ef10ee0 | 2015-07-05 14:17:27 -0700 | [diff] [blame] | 371 | private VolumeInfo findVolumeByIdOrThrow(String id) { |
Jeff Sharkey | 7151a9a | 2015-04-04 15:22:37 -0700 | [diff] [blame] | 372 | synchronized (mLock) { |
| 373 | final VolumeInfo vol = mVolumes.get(id); |
| 374 | if (vol != null) { |
| 375 | return vol; |
| 376 | } |
| 377 | } |
| 378 | throw new IllegalArgumentException("No volume found for ID " + id); |
| 379 | } |
| 380 | |
Jeff Sharkey | ef10ee0 | 2015-07-05 14:17:27 -0700 | [diff] [blame] | 381 | private String findVolumeIdForPathOrThrow(String path) { |
Jeff Sharkey | 4887789 | 2015-03-18 11:27:19 -0700 | [diff] [blame] | 382 | synchronized (mLock) { |
Jeff Sharkey | 1b8ef7e | 2015-04-03 17:14:45 -0700 | [diff] [blame] | 383 | for (int i = 0; i < mVolumes.size(); i++) { |
| 384 | final VolumeInfo vol = mVolumes.valueAt(i); |
Jeff Sharkey | 7151a9a | 2015-04-04 15:22:37 -0700 | [diff] [blame] | 385 | if (vol.path != null && path.startsWith(vol.path)) { |
| 386 | return vol.id; |
Jeff Sharkey | 4887789 | 2015-03-18 11:27:19 -0700 | [diff] [blame] | 387 | } |
| 388 | } |
| 389 | } |
Jeff Sharkey | 7151a9a | 2015-04-04 15:22:37 -0700 | [diff] [blame] | 390 | throw new IllegalArgumentException("No volume found for path " + path); |
Jeff Sharkey | 4887789 | 2015-03-18 11:27:19 -0700 | [diff] [blame] | 391 | } |
| 392 | |
Jeff Sharkey | e8a4b66 | 2015-06-27 15:43:45 -0700 | [diff] [blame] | 393 | private VolumeRecord findRecordForPath(String path) { |
| 394 | synchronized (mLock) { |
| 395 | for (int i = 0; i < mVolumes.size(); i++) { |
| 396 | final VolumeInfo vol = mVolumes.valueAt(i); |
| 397 | if (vol.path != null && path.startsWith(vol.path)) { |
| 398 | return mRecords.get(vol.fsUuid); |
| 399 | } |
| 400 | } |
| 401 | } |
| 402 | return null; |
| 403 | } |
| 404 | |
| 405 | private String scrubPath(String path) { |
| 406 | if (path.startsWith(Environment.getDataDirectory().getAbsolutePath())) { |
| 407 | return "internal"; |
| 408 | } |
| 409 | final VolumeRecord rec = findRecordForPath(path); |
| 410 | if (rec == null || rec.createdMillis == 0) { |
| 411 | return "unknown"; |
| 412 | } else { |
| 413 | return "ext:" + (int) ((System.currentTimeMillis() - rec.createdMillis) |
| 414 | / DateUtils.WEEK_IN_MILLIS) + "w"; |
| 415 | } |
| 416 | } |
| 417 | |
Jeff Sharkey | ef10ee0 | 2015-07-05 14:17:27 -0700 | [diff] [blame] | 418 | private @Nullable VolumeInfo findStorageForUuid(String volumeUuid) { |
Jeff Sharkey | 275e3e4 | 2015-04-24 16:10:32 -0700 | [diff] [blame] | 419 | final StorageManager storage = mContext.getSystemService(StorageManager.class); |
| 420 | if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, volumeUuid)) { |
Zim | 17be6f9 | 2019-09-25 14:37:55 +0100 | [diff] [blame] | 421 | return storage.findVolumeById(VolumeInfo.ID_EMULATED_INTERNAL + ";" + 0); |
Jeff Sharkey | 275e3e4 | 2015-04-24 16:10:32 -0700 | [diff] [blame] | 422 | } else if (Objects.equals(StorageManager.UUID_PRIMARY_PHYSICAL, volumeUuid)) { |
| 423 | return storage.getPrimaryPhysicalVolume(); |
| 424 | } else { |
| 425 | return storage.findEmulatedForPrivate(storage.findVolumeByUuid(volumeUuid)); |
| 426 | } |
| 427 | } |
| 428 | |
Jeff Sharkey | e8a4b66 | 2015-06-27 15:43:45 -0700 | [diff] [blame] | 429 | private boolean shouldBenchmark() { |
| 430 | final long benchInterval = Settings.Global.getLong(mContext.getContentResolver(), |
| 431 | Settings.Global.STORAGE_BENCHMARK_INTERVAL, DateUtils.WEEK_IN_MILLIS); |
Jeff Sharkey | e83d8a9 | 2015-09-09 14:53:38 -0700 | [diff] [blame] | 432 | if (benchInterval == -1) { |
| 433 | return false; |
| 434 | } else if (benchInterval == 0) { |
| 435 | return true; |
| 436 | } |
| 437 | |
Jeff Sharkey | e8a4b66 | 2015-06-27 15:43:45 -0700 | [diff] [blame] | 438 | synchronized (mLock) { |
| 439 | for (int i = 0; i < mVolumes.size(); i++) { |
| 440 | final VolumeInfo vol = mVolumes.valueAt(i); |
| 441 | final VolumeRecord rec = mRecords.get(vol.fsUuid); |
Jeff Sharkey | e83d8a9 | 2015-09-09 14:53:38 -0700 | [diff] [blame] | 442 | if (vol.isMountedWritable() && rec != null) { |
Jeff Sharkey | e8a4b66 | 2015-06-27 15:43:45 -0700 | [diff] [blame] | 443 | final long benchAge = System.currentTimeMillis() - rec.lastBenchMillis; |
| 444 | if (benchAge >= benchInterval) { |
| 445 | return true; |
| 446 | } |
| 447 | } |
| 448 | } |
| 449 | return false; |
| 450 | } |
| 451 | } |
| 452 | |
Jeff Sharkey | eba260d | 2015-04-19 14:35:16 -0700 | [diff] [blame] | 453 | private CountDownLatch findOrCreateDiskScanLatch(String diskId) { |
| 454 | synchronized (mLock) { |
| 455 | CountDownLatch latch = mDiskScanLatches.get(diskId); |
| 456 | if (latch == null) { |
| 457 | latch = new CountDownLatch(1); |
| 458 | mDiskScanLatches.put(diskId, latch); |
| 459 | } |
| 460 | return latch; |
| 461 | } |
| 462 | } |
| 463 | |
Paul Lawrence | 8e39736 | 2014-01-27 15:22:30 -0800 | [diff] [blame] | 464 | /** List of crypto types. |
| 465 | * These must match CRYPT_TYPE_XXX in cryptfs.h AND their |
| 466 | * corresponding commands in CommandListener.cpp */ |
| 467 | public static final String[] CRYPTO_TYPES |
| 468 | = { "password", "default", "pattern", "pin" }; |
| 469 | |
Brian Carlstrom | 7395a8a | 2014-04-28 22:11:01 -0700 | [diff] [blame] | 470 | private final Context mContext; |
Jeff Sharkey | 5d0c55c | 2019-01-24 14:32:31 -0700 | [diff] [blame] | 471 | private final ContentResolver mResolver; |
Jeff Sharkey | cd57599 | 2016-03-29 14:12:49 -0600 | [diff] [blame] | 472 | |
Jeff Sharkey | 1019de9 | 2017-09-06 13:47:03 -0600 | [diff] [blame] | 473 | private volatile IVold mVold; |
Jin Qian | 12690d5 | 2017-10-13 18:17:04 -0700 | [diff] [blame] | 474 | private volatile IStoraged mStoraged; |
Jeff Sharkey | 1019de9 | 2017-09-06 13:47:03 -0600 | [diff] [blame] | 475 | |
Yasuhiro Matsuda | 87a38b5 | 2015-07-24 22:10:16 +0900 | [diff] [blame] | 476 | private volatile boolean mBootCompleted = false; |
Jeff Sharkey | 4887789 | 2015-03-18 11:27:19 -0700 | [diff] [blame] | 477 | private volatile boolean mDaemonConnected = false; |
Jeff Sharkey | 9765e44 | 2017-12-14 22:15:14 -0700 | [diff] [blame] | 478 | private volatile boolean mSecureKeyguardShowing = true; |
Jeff Sharkey | b049e21 | 2012-09-07 23:16:01 -0700 | [diff] [blame] | 479 | |
Sudheer Shanka | 0a541a5 | 2018-07-31 13:21:11 -0700 | [diff] [blame] | 480 | private PackageManagerInternal mPmInternal; |
Jeff Sharkey | 7151a9a | 2015-04-04 15:22:37 -0700 | [diff] [blame] | 481 | |
Sudheer Shanka | 3a0df3b | 2018-12-12 12:43:43 -0800 | [diff] [blame] | 482 | private IPackageManager mIPackageManager; |
| 483 | private IAppOpsService mIAppOpsService; |
| 484 | |
Jeff Sharkey | 7151a9a | 2015-04-04 15:22:37 -0700 | [diff] [blame] | 485 | private final Callbacks mCallbacks; |
Jeff Sharkey | b9fe537 | 2015-12-03 15:23:08 -0700 | [diff] [blame] | 486 | private final LockPatternUtils mLockPatternUtils; |
Jeff Sharkey | 4887789 | 2015-03-18 11:27:19 -0700 | [diff] [blame] | 487 | |
San Mehat | 6cdd9c0 | 2010-02-09 14:45:20 -0800 | [diff] [blame] | 488 | /** |
Kenny Root | 3b1abba | 2010-10-13 15:00:07 -0700 | [diff] [blame] | 489 | * The size of the crypto algorithm key in bits for OBB files. Currently |
| 490 | * Twofish is used which takes 128-bit keys. |
| 491 | */ |
| 492 | private static final int CRYPTO_ALGORITHM_KEY_SIZE = 128; |
| 493 | |
| 494 | /** |
| 495 | * The number of times to run SHA1 in the PBKDF2 function for OBB files. |
| 496 | * 1024 is reasonably secure and not too slow. |
| 497 | */ |
| 498 | private static final int PBKDF2_HASH_ROUNDS = 1024; |
| 499 | |
| 500 | /** |
Kenny Root | a02b8b0 | 2010-08-05 16:14:17 -0700 | [diff] [blame] | 501 | * Mounted OBB tracking information. Used to track the current state of all |
| 502 | * OBBs. |
Kenny Root | 02c8730 | 2010-07-01 08:10:18 -0700 | [diff] [blame] | 503 | */ |
Kenny Root | 735de3b | 2010-09-30 14:11:39 -0700 | [diff] [blame] | 504 | final private Map<IBinder, List<ObbState>> mObbMounts = new HashMap<IBinder, List<ObbState>>(); |
Jeff Sharkey | 4fbbda4 | 2012-09-24 18:34:07 -0700 | [diff] [blame] | 505 | |
| 506 | /** Map from raw paths to {@link ObbState}. */ |
Kenny Root | a02b8b0 | 2010-08-05 16:14:17 -0700 | [diff] [blame] | 507 | final private Map<String, ObbState> mObbPathToStateMap = new HashMap<String, ObbState>(); |
| 508 | |
Svet Ganov | 6ee871e | 2015-07-10 14:29:33 -0700 | [diff] [blame] | 509 | // Not guarded by a lock. |
Sudheer Shanka | 2250d56 | 2016-11-07 15:41:02 -0800 | [diff] [blame] | 510 | private final StorageManagerInternalImpl mStorageManagerInternal |
| 511 | = new StorageManagerInternalImpl(); |
Svet Ganov | 6ee871e | 2015-07-10 14:29:33 -0700 | [diff] [blame] | 512 | |
Zim | 42f1e9f | 2019-08-15 17:35:00 +0100 | [diff] [blame] | 513 | // Not guarded by a lock. |
| 514 | private final StorageSessionController mStorageSessionController; |
| 515 | |
Zim | 17be6f9 | 2019-09-25 14:37:55 +0100 | [diff] [blame] | 516 | private final boolean mIsFuseEnabled; |
| 517 | |
Kenny Root | a02b8b0 | 2010-08-05 16:14:17 -0700 | [diff] [blame] | 518 | class ObbState implements IBinder.DeathRecipient { |
Jeff Sharkey | 4fbbda4 | 2012-09-24 18:34:07 -0700 | [diff] [blame] | 519 | public ObbState(String rawPath, String canonicalPath, int callingUid, |
Jeff Sharkey | 41cd681 | 2017-09-11 10:32:17 -0600 | [diff] [blame] | 520 | IObbActionListener token, int nonce, String volId) { |
Jeff Sharkey | 4fbbda4 | 2012-09-24 18:34:07 -0700 | [diff] [blame] | 521 | this.rawPath = rawPath; |
Xiaohui Chen | 621b3fc | 2015-10-02 14:41:42 -0700 | [diff] [blame] | 522 | this.canonicalPath = canonicalPath; |
Jeff Sharkey | 4fbbda4 | 2012-09-24 18:34:07 -0700 | [diff] [blame] | 523 | this.ownerGid = UserHandle.getSharedAppGid(callingUid); |
Kenny Root | af9d667 | 2010-10-08 09:21:39 -0700 | [diff] [blame] | 524 | this.token = token; |
| 525 | this.nonce = nonce; |
Jeff Sharkey | 41cd681 | 2017-09-11 10:32:17 -0600 | [diff] [blame] | 526 | this.volId = volId; |
Kenny Root | a02b8b0 | 2010-08-05 16:14:17 -0700 | [diff] [blame] | 527 | } |
| 528 | |
Jeff Sharkey | 4fbbda4 | 2012-09-24 18:34:07 -0700 | [diff] [blame] | 529 | final String rawPath; |
| 530 | final String canonicalPath; |
Kenny Root | a02b8b0 | 2010-08-05 16:14:17 -0700 | [diff] [blame] | 531 | |
Jeff Sharkey | 4fbbda4 | 2012-09-24 18:34:07 -0700 | [diff] [blame] | 532 | final int ownerGid; |
Kenny Root | a02b8b0 | 2010-08-05 16:14:17 -0700 | [diff] [blame] | 533 | |
Kenny Root | af9d667 | 2010-10-08 09:21:39 -0700 | [diff] [blame] | 534 | // Token of remote Binder caller |
| 535 | final IObbActionListener token; |
| 536 | |
| 537 | // Identifier to pass back to the token |
| 538 | final int nonce; |
Kenny Root | a02b8b0 | 2010-08-05 16:14:17 -0700 | [diff] [blame] | 539 | |
Jeff Sharkey | 41cd681 | 2017-09-11 10:32:17 -0600 | [diff] [blame] | 540 | String volId; |
| 541 | |
Kenny Root | 735de3b | 2010-09-30 14:11:39 -0700 | [diff] [blame] | 542 | public IBinder getBinder() { |
| 543 | return token.asBinder(); |
| 544 | } |
| 545 | |
Kenny Root | a02b8b0 | 2010-08-05 16:14:17 -0700 | [diff] [blame] | 546 | @Override |
| 547 | public void binderDied() { |
| 548 | ObbAction action = new UnmountObbAction(this, true); |
| 549 | mObbActionHandler.sendMessage(mObbActionHandler.obtainMessage(OBB_RUN_ACTION, action)); |
Kenny Root | 735de3b | 2010-09-30 14:11:39 -0700 | [diff] [blame] | 550 | } |
Kenny Root | a02b8b0 | 2010-08-05 16:14:17 -0700 | [diff] [blame] | 551 | |
Kenny Root | 5919ac6 | 2010-10-05 09:49:40 -0700 | [diff] [blame] | 552 | public void link() throws RemoteException { |
| 553 | getBinder().linkToDeath(this, 0); |
| 554 | } |
| 555 | |
| 556 | public void unlink() { |
Kenny Root | 735de3b | 2010-09-30 14:11:39 -0700 | [diff] [blame] | 557 | getBinder().unlinkToDeath(this, 0); |
Kenny Root | a02b8b0 | 2010-08-05 16:14:17 -0700 | [diff] [blame] | 558 | } |
Kenny Root | 38cf886 | 2010-09-26 14:18:51 -0700 | [diff] [blame] | 559 | |
| 560 | @Override |
| 561 | public String toString() { |
| 562 | StringBuilder sb = new StringBuilder("ObbState{"); |
Jeff Sharkey | 4fbbda4 | 2012-09-24 18:34:07 -0700 | [diff] [blame] | 563 | sb.append("rawPath=").append(rawPath); |
| 564 | sb.append(",canonicalPath=").append(canonicalPath); |
Jeff Sharkey | 4fbbda4 | 2012-09-24 18:34:07 -0700 | [diff] [blame] | 565 | sb.append(",ownerGid=").append(ownerGid); |
| 566 | sb.append(",token=").append(token); |
| 567 | sb.append(",binder=").append(getBinder()); |
Jeff Sharkey | 41cd681 | 2017-09-11 10:32:17 -0600 | [diff] [blame] | 568 | sb.append(",volId=").append(volId); |
Kenny Root | 38cf886 | 2010-09-26 14:18:51 -0700 | [diff] [blame] | 569 | sb.append('}'); |
| 570 | return sb.toString(); |
| 571 | } |
Kenny Root | a02b8b0 | 2010-08-05 16:14:17 -0700 | [diff] [blame] | 572 | } |
| 573 | |
| 574 | // OBB Action Handler |
| 575 | final private ObbActionHandler mObbActionHandler; |
| 576 | |
| 577 | // OBB action handler messages |
| 578 | private static final int OBB_RUN_ACTION = 1; |
Sudheer Shanka | 25469aa | 2018-08-27 15:50:23 -0700 | [diff] [blame] | 579 | private static final int OBB_FLUSH_MOUNT_STATE = 2; |
Kenny Root | 02c8730 | 2010-07-01 08:10:18 -0700 | [diff] [blame] | 580 | |
Christopher Tate | 7265abe | 2014-11-21 13:54:45 -0800 | [diff] [blame] | 581 | // Last fstrim operation tracking |
| 582 | private static final String LAST_FSTRIM_FILE = "last-fstrim"; |
| 583 | private final File mLastMaintenanceFile; |
| 584 | private long mLastMaintenance; |
| 585 | |
Kenny Root | 02c8730 | 2010-07-01 08:10:18 -0700 | [diff] [blame] | 586 | // Handler messages |
Jeff Sharkey | 4887789 | 2015-03-18 11:27:19 -0700 | [diff] [blame] | 587 | private static final int H_SYSTEM_READY = 1; |
| 588 | private static final int H_DAEMON_CONNECTED = 2; |
| 589 | private static final int H_SHUTDOWN = 3; |
| 590 | private static final int H_FSTRIM = 4; |
| 591 | private static final int H_VOLUME_MOUNT = 5; |
| 592 | private static final int H_VOLUME_BROADCAST = 6; |
Jeff Sharkey | abc3e85 | 2015-08-03 14:41:13 -0700 | [diff] [blame] | 593 | private static final int H_INTERNAL_BROADCAST = 7; |
Xiaohui Chen | 621b3fc | 2015-10-02 14:41:42 -0700 | [diff] [blame] | 594 | private static final int H_VOLUME_UNMOUNT = 8; |
Jeff Sharkey | 5a9bb74 | 2015-11-03 10:15:57 -0800 | [diff] [blame] | 595 | private static final int H_PARTITION_FORGET = 9; |
| 596 | private static final int H_RESET = 10; |
Jin Qian | a85b991 | 2017-10-17 15:48:18 -0700 | [diff] [blame] | 597 | private static final int H_RUN_IDLE_MAINT = 11; |
| 598 | private static final int H_ABORT_IDLE_MAINT = 12; |
Daniel Rosenberg | 137aed1 | 2019-03-15 18:41:11 -0700 | [diff] [blame] | 599 | private static final int H_BOOT_COMPLETED = 13; |
Narayan Kamath | 157dd1d | 2019-06-12 13:06:30 +0100 | [diff] [blame] | 600 | private static final int H_COMPLETE_UNLOCK_USER = 14; |
Suchi Amalapurapu | 6ffce2e | 2010-03-08 14:48:40 -0800 | [diff] [blame] | 601 | |
Sudheer Shanka | 2250d56 | 2016-11-07 15:41:02 -0800 | [diff] [blame] | 602 | class StorageManagerServiceHandler extends Handler { |
| 603 | public StorageManagerServiceHandler(Looper looper) { |
Jeff Sharkey | 4887789 | 2015-03-18 11:27:19 -0700 | [diff] [blame] | 604 | super(looper); |
Daniel Sandler | 5f27ef4 | 2010-03-16 15:42:02 -0400 | [diff] [blame] | 605 | } |
| 606 | |
Jason parks | 5af0b91 | 2010-11-29 09:05:25 -0600 | [diff] [blame] | 607 | @Override |
Suchi Amalapurapu | c42e29e | 2010-02-22 16:03:53 -0800 | [diff] [blame] | 608 | public void handleMessage(Message msg) { |
| 609 | switch (msg.what) { |
Jeff Sharkey | b049e21 | 2012-09-07 23:16:01 -0700 | [diff] [blame] | 610 | case H_SYSTEM_READY: { |
Jeff Sharkey | 4887789 | 2015-03-18 11:27:19 -0700 | [diff] [blame] | 611 | handleSystemReady(); |
| 612 | break; |
| 613 | } |
Daniel Rosenberg | 137aed1 | 2019-03-15 18:41:11 -0700 | [diff] [blame] | 614 | case H_BOOT_COMPLETED: { |
| 615 | handleBootCompleted(); |
| 616 | break; |
| 617 | } |
Jeff Sharkey | 4887789 | 2015-03-18 11:27:19 -0700 | [diff] [blame] | 618 | case H_DAEMON_CONNECTED: { |
| 619 | handleDaemonConnected(); |
Jeff Sharkey | b049e21 | 2012-09-07 23:16:01 -0700 | [diff] [blame] | 620 | break; |
| 621 | } |
Christopher Tate | d417d62 | 2013-08-19 16:14:25 -0700 | [diff] [blame] | 622 | case H_FSTRIM: { |
Christopher Tate | d417d62 | 2013-08-19 16:14:25 -0700 | [diff] [blame] | 623 | Slog.i(TAG, "Running fstrim idle maintenance"); |
Christopher Tate | 7265abe | 2014-11-21 13:54:45 -0800 | [diff] [blame] | 624 | |
| 625 | // Remember when we kicked it off |
| 626 | try { |
| 627 | mLastMaintenance = System.currentTimeMillis(); |
| 628 | mLastMaintenanceFile.setLastModified(mLastMaintenance); |
| 629 | } catch (Exception e) { |
| 630 | Slog.e(TAG, "Unable to record last fstrim!"); |
| 631 | } |
| 632 | |
Jeff Sharkey | b302c54 | 2017-09-15 12:57:59 -0600 | [diff] [blame] | 633 | // TODO: Reintroduce shouldBenchmark() test |
Jeff Sharkey | 7e19f53 | 2017-11-06 13:54:11 -0700 | [diff] [blame] | 634 | fstrim(0, null); |
Christopher Tate | 7265abe | 2014-11-21 13:54:45 -0800 | [diff] [blame] | 635 | |
Christopher Tate | d417d62 | 2013-08-19 16:14:25 -0700 | [diff] [blame] | 636 | // invoke the completion callback, if any |
Jeff Sharkey | e8a4b66 | 2015-06-27 15:43:45 -0700 | [diff] [blame] | 637 | // TODO: fstrim is non-blocking, so remove this useless callback |
Christopher Tate | d417d62 | 2013-08-19 16:14:25 -0700 | [diff] [blame] | 638 | Runnable callback = (Runnable) msg.obj; |
| 639 | if (callback != null) { |
| 640 | callback.run(); |
| 641 | } |
| 642 | break; |
| 643 | } |
Jeff Sharkey | 4887789 | 2015-03-18 11:27:19 -0700 | [diff] [blame] | 644 | case H_SHUTDOWN: { |
Sudheer Shanka | 2250d56 | 2016-11-07 15:41:02 -0800 | [diff] [blame] | 645 | final IStorageShutdownObserver obs = (IStorageShutdownObserver) msg.obj; |
Jeff Sharkey | 4887789 | 2015-03-18 11:27:19 -0700 | [diff] [blame] | 646 | boolean success = false; |
| 647 | try { |
Jeff Sharkey | 5440279 | 2017-09-15 16:05:19 -0600 | [diff] [blame] | 648 | mVold.shutdown(); |
| 649 | success = true; |
Jeff Sharkey | ace874b | 2017-09-07 15:27:33 -0600 | [diff] [blame] | 650 | } catch (Exception e) { |
| 651 | Slog.wtf(TAG, e); |
Jeff Sharkey | 4887789 | 2015-03-18 11:27:19 -0700 | [diff] [blame] | 652 | } |
| 653 | if (obs != null) { |
| 654 | try { |
| 655 | obs.onShutDownComplete(success ? 0 : -1); |
Jeff Sharkey | ace874b | 2017-09-07 15:27:33 -0600 | [diff] [blame] | 656 | } catch (Exception ignored) { |
Jeff Sharkey | 4887789 | 2015-03-18 11:27:19 -0700 | [diff] [blame] | 657 | } |
| 658 | } |
| 659 | break; |
| 660 | } |
| 661 | case H_VOLUME_MOUNT: { |
Jeff Sharkey | 1b8ef7e | 2015-04-03 17:14:45 -0700 | [diff] [blame] | 662 | final VolumeInfo vol = (VolumeInfo) msg.obj; |
Jeff Sharkey | 2e606d7 | 2015-07-27 14:19:54 -0700 | [diff] [blame] | 663 | if (isMountDisallowed(vol)) { |
| 664 | Slog.i(TAG, "Ignoring mount " + vol.getId() + " due to policy"); |
| 665 | break; |
| 666 | } |
Zim | 42f1e9f | 2019-08-15 17:35:00 +0100 | [diff] [blame] | 667 | |
Zim | 17be6f9 | 2019-09-25 14:37:55 +0100 | [diff] [blame] | 668 | mount(vol); |
Jeff Sharkey | 4887789 | 2015-03-18 11:27:19 -0700 | [diff] [blame] | 669 | break; |
| 670 | } |
Xiaohui Chen | 621b3fc | 2015-10-02 14:41:42 -0700 | [diff] [blame] | 671 | case H_VOLUME_UNMOUNT: { |
| 672 | final VolumeInfo vol = (VolumeInfo) msg.obj; |
Sudheer Shanka | 3f0645b | 2018-09-18 13:07:59 -0700 | [diff] [blame] | 673 | unmount(vol); |
Xiaohui Chen | 621b3fc | 2015-10-02 14:41:42 -0700 | [diff] [blame] | 674 | break; |
| 675 | } |
Jeff Sharkey | 4887789 | 2015-03-18 11:27:19 -0700 | [diff] [blame] | 676 | case H_VOLUME_BROADCAST: { |
| 677 | final StorageVolume userVol = (StorageVolume) msg.obj; |
Jeff Sharkey | 7151a9a | 2015-04-04 15:22:37 -0700 | [diff] [blame] | 678 | final String envState = userVol.getState(); |
| 679 | Slog.d(TAG, "Volume " + userVol.getId() + " broadcasting " + envState + " to " |
Jeff Sharkey | 4887789 | 2015-03-18 11:27:19 -0700 | [diff] [blame] | 680 | + userVol.getOwner()); |
| 681 | |
Jeff Sharkey | 7151a9a | 2015-04-04 15:22:37 -0700 | [diff] [blame] | 682 | final String action = VolumeInfo.getBroadcastForEnvironment(envState); |
Jeff Sharkey | 4887789 | 2015-03-18 11:27:19 -0700 | [diff] [blame] | 683 | if (action != null) { |
| 684 | final Intent intent = new Intent(action, |
| 685 | Uri.fromFile(userVol.getPathFile())); |
| 686 | intent.putExtra(StorageVolume.EXTRA_STORAGE_VOLUME, userVol); |
Jeff Sharkey | 082f83b | 2017-03-26 14:34:47 -0600 | [diff] [blame] | 687 | intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT |
| 688 | | Intent.FLAG_RECEIVER_INCLUDE_BACKGROUND); |
Jeff Sharkey | 4887789 | 2015-03-18 11:27:19 -0700 | [diff] [blame] | 689 | mContext.sendBroadcastAsUser(intent, userVol.getOwner()); |
| 690 | } |
| 691 | break; |
| 692 | } |
Jeff Sharkey | abc3e85 | 2015-08-03 14:41:13 -0700 | [diff] [blame] | 693 | case H_INTERNAL_BROADCAST: { |
| 694 | // Internal broadcasts aimed at system components, not for |
| 695 | // third-party apps. |
| 696 | final Intent intent = (Intent) msg.obj; |
| 697 | mContext.sendBroadcastAsUser(intent, UserHandle.ALL, |
| 698 | android.Manifest.permission.WRITE_MEDIA_STORAGE); |
Jeff Sharkey | 5a9bb74 | 2015-11-03 10:15:57 -0800 | [diff] [blame] | 699 | break; |
| 700 | } |
| 701 | case H_PARTITION_FORGET: { |
Jeff Sharkey | db4b619 | 2017-10-24 11:08:50 -0600 | [diff] [blame] | 702 | final VolumeRecord rec = (VolumeRecord) msg.obj; |
| 703 | forgetPartition(rec.partGuid, rec.fsUuid); |
Jeff Sharkey | 5a9bb74 | 2015-11-03 10:15:57 -0800 | [diff] [blame] | 704 | break; |
| 705 | } |
| 706 | case H_RESET: { |
Daniel Rosenberg | 137aed1 | 2019-03-15 18:41:11 -0700 | [diff] [blame] | 707 | resetIfBootedAndConnected(); |
Jeff Sharkey | 5a9bb74 | 2015-11-03 10:15:57 -0800 | [diff] [blame] | 708 | break; |
Jeff Sharkey | abc3e85 | 2015-08-03 14:41:13 -0700 | [diff] [blame] | 709 | } |
Jin Qian | a85b991 | 2017-10-17 15:48:18 -0700 | [diff] [blame] | 710 | case H_RUN_IDLE_MAINT: { |
| 711 | Slog.i(TAG, "Running idle maintenance"); |
| 712 | runIdleMaint((Runnable)msg.obj); |
| 713 | break; |
| 714 | } |
| 715 | case H_ABORT_IDLE_MAINT: { |
| 716 | Slog.i(TAG, "Aborting idle maintenance"); |
| 717 | abortIdleMaint((Runnable)msg.obj); |
| 718 | break; |
| 719 | } |
Narayan Kamath | 157dd1d | 2019-06-12 13:06:30 +0100 | [diff] [blame] | 720 | case H_COMPLETE_UNLOCK_USER: { |
| 721 | completeUnlockUser((int) msg.obj); |
| 722 | break; |
| 723 | } |
Suchi Amalapurapu | c42e29e | 2010-02-22 16:03:53 -0800 | [diff] [blame] | 724 | } |
| 725 | } |
Jeff Sharkey | 4887789 | 2015-03-18 11:27:19 -0700 | [diff] [blame] | 726 | } |
Jeff Sharkey | b049e21 | 2012-09-07 23:16:01 -0700 | [diff] [blame] | 727 | |
Jeff Sharkey | b049e21 | 2012-09-07 23:16:01 -0700 | [diff] [blame] | 728 | private final Handler mHandler; |
Suchi Amalapurapu | c42e29e | 2010-02-22 16:03:53 -0800 | [diff] [blame] | 729 | |
Jeff Sharkey | bcd262d | 2015-06-10 09:41:17 -0700 | [diff] [blame] | 730 | private BroadcastReceiver mUserReceiver = new BroadcastReceiver() { |
| 731 | @Override |
| 732 | public void onReceive(Context context, Intent intent) { |
| 733 | final String action = intent.getAction(); |
| 734 | final int userId = intent.getIntExtra(Intent.EXTRA_USER_HANDLE, -1); |
Xiaohui Chen | 621b3fc | 2015-10-02 14:41:42 -0700 | [diff] [blame] | 735 | Preconditions.checkArgument(userId >= 0); |
Jeff Sharkey | bcd262d | 2015-06-10 09:41:17 -0700 | [diff] [blame] | 736 | |
| 737 | try { |
| 738 | if (Intent.ACTION_USER_ADDED.equals(action)) { |
| 739 | final UserManager um = mContext.getSystemService(UserManager.class); |
| 740 | final int userSerialNumber = um.getUserSerialNumber(userId); |
Jeff Sharkey | 5440279 | 2017-09-15 16:05:19 -0600 | [diff] [blame] | 741 | mVold.onUserAdded(userId, userSerialNumber); |
Jeff Sharkey | bcd262d | 2015-06-10 09:41:17 -0700 | [diff] [blame] | 742 | } else if (Intent.ACTION_USER_REMOVED.equals(action)) { |
Xiaohui Chen | 621b3fc | 2015-10-02 14:41:42 -0700 | [diff] [blame] | 743 | synchronized (mVolumes) { |
| 744 | final int size = mVolumes.size(); |
| 745 | for (int i = 0; i < size; i++) { |
| 746 | final VolumeInfo vol = mVolumes.valueAt(i); |
| 747 | if (vol.mountUserId == userId) { |
| 748 | vol.mountUserId = UserHandle.USER_NULL; |
| 749 | mHandler.obtainMessage(H_VOLUME_UNMOUNT, vol).sendToTarget(); |
| 750 | } |
| 751 | } |
| 752 | } |
Jeff Sharkey | 5440279 | 2017-09-15 16:05:19 -0600 | [diff] [blame] | 753 | mVold.onUserRemoved(userId); |
Jeff Sharkey | bcd262d | 2015-06-10 09:41:17 -0700 | [diff] [blame] | 754 | } |
Jeff Sharkey | ace874b | 2017-09-07 15:27:33 -0600 | [diff] [blame] | 755 | } catch (Exception e) { |
| 756 | Slog.wtf(TAG, e); |
Jeff Sharkey | bcd262d | 2015-06-10 09:41:17 -0700 | [diff] [blame] | 757 | } |
| 758 | } |
| 759 | }; |
| 760 | |
Jeff Sharkey | edcdaf6 | 2015-07-09 09:45:36 -0700 | [diff] [blame] | 761 | private void waitForLatch(CountDownLatch latch, String condition, long timeoutMillis) |
| 762 | throws TimeoutException { |
| 763 | final long startMillis = SystemClock.elapsedRealtime(); |
Jeff Sharkey | eba260d | 2015-04-19 14:35:16 -0700 | [diff] [blame] | 764 | while (true) { |
Kenny Root | 51a573c | 2012-05-17 13:30:28 -0700 | [diff] [blame] | 765 | try { |
| 766 | if (latch.await(5000, TimeUnit.MILLISECONDS)) { |
San Mehat | 207e538 | 2010-02-04 20:46:54 -0800 | [diff] [blame] | 767 | return; |
Kenny Root | 51a573c | 2012-05-17 13:30:28 -0700 | [diff] [blame] | 768 | } else { |
| 769 | Slog.w(TAG, "Thread " + Thread.currentThread().getName() |
Jeff Sharkey | 4887789 | 2015-03-18 11:27:19 -0700 | [diff] [blame] | 770 | + " still waiting for " + condition + "..."); |
San Mehat | 207e538 | 2010-02-04 20:46:54 -0800 | [diff] [blame] | 771 | } |
Kenny Root | 51a573c | 2012-05-17 13:30:28 -0700 | [diff] [blame] | 772 | } catch (InterruptedException e) { |
Jeff Sharkey | eba260d | 2015-04-19 14:35:16 -0700 | [diff] [blame] | 773 | Slog.w(TAG, "Interrupt while waiting for " + condition); |
San Mehat | 207e538 | 2010-02-04 20:46:54 -0800 | [diff] [blame] | 774 | } |
Jeff Sharkey | edcdaf6 | 2015-07-09 09:45:36 -0700 | [diff] [blame] | 775 | if (timeoutMillis > 0 && SystemClock.elapsedRealtime() > startMillis + timeoutMillis) { |
| 776 | throw new TimeoutException("Thread " + Thread.currentThread().getName() |
| 777 | + " gave up waiting for " + condition + " after " + timeoutMillis + "ms"); |
| 778 | } |
San Mehat | 207e538 | 2010-02-04 20:46:54 -0800 | [diff] [blame] | 779 | } |
San Mehat | 1f6301e | 2010-01-07 22:40:27 -0800 | [diff] [blame] | 780 | } |
Kenny Root | 02c8730 | 2010-07-01 08:10:18 -0700 | [diff] [blame] | 781 | |
Jeff Sharkey | b049e21 | 2012-09-07 23:16:01 -0700 | [diff] [blame] | 782 | private void handleSystemReady() { |
Jeff Sharkey | 4887789 | 2015-03-18 11:27:19 -0700 | [diff] [blame] | 783 | // Start scheduling nominally-daily fstrim operations |
Christopher Tate | 115afda | 2014-06-06 19:06:26 -0700 | [diff] [blame] | 784 | MountServiceIdler.scheduleIdlePass(mContext); |
Daniel Colascione | 766b632 | 2018-01-08 19:10:36 -0800 | [diff] [blame] | 785 | |
| 786 | // Toggle zram-enable system property in response to settings |
| 787 | mContext.getContentResolver().registerContentObserver( |
| 788 | Settings.Global.getUriFor(Settings.Global.ZRAM_ENABLED), |
| 789 | false /*notifyForDescendants*/, |
| 790 | new ContentObserver(null /* current thread */) { |
| 791 | @Override |
| 792 | public void onChange(boolean selfChange) { |
| 793 | refreshZramSettings(); |
| 794 | } |
| 795 | }); |
| 796 | refreshZramSettings(); |
Jeff Sharkey | b0c363b2 | 2018-12-15 11:53:03 -0700 | [diff] [blame] | 797 | |
Srinivas Paladugu | c826175 | 2019-01-09 10:54:52 -0800 | [diff] [blame] | 798 | // Schedule zram writeback unless zram is disabled by persist.sys.zram_enabled |
| 799 | String zramPropValue = SystemProperties.get(ZRAM_ENABLED_PROPERTY); |
| 800 | if (!zramPropValue.equals("0") |
| 801 | && mContext.getResources().getBoolean( |
| 802 | com.android.internal.R.bool.config_zramWriteback)) { |
| 803 | ZramWriteback.scheduleZramWriteback(mContext); |
| 804 | } |
Jeff Sharkey | b0c363b2 | 2018-12-15 11:53:03 -0700 | [diff] [blame] | 805 | // Toggle isolated-enable system property in response to settings |
| 806 | mContext.getContentResolver().registerContentObserver( |
| 807 | Settings.Global.getUriFor(Settings.Global.ISOLATED_STORAGE_REMOTE), |
| 808 | false /*notifyForDescendants*/, |
| 809 | new ContentObserver(null /* current thread */) { |
| 810 | @Override |
| 811 | public void onChange(boolean selfChange) { |
| 812 | refreshIsolatedStorageSettings(); |
| 813 | } |
| 814 | }); |
Jeff Sharkey | 5d0c55c | 2019-01-24 14:32:31 -0700 | [diff] [blame] | 815 | // For now, simply clone property when it changes |
shafik | 91b3461 | 2019-09-23 15:41:44 +0100 | [diff] [blame] | 816 | DeviceConfig.addOnPropertiesChangedListener(DeviceConfig.NAMESPACE_STORAGE_NATIVE_BOOT, |
Matt Pape | 15769e2 | 2019-04-19 12:31:24 -0700 | [diff] [blame] | 817 | mContext.getMainExecutor(), (properties) -> { |
Jeff Sharkey | 8b499a0 | 2019-01-28 13:31:50 -0700 | [diff] [blame] | 818 | refreshIsolatedStorageSettings(); |
shafik | b2992b6 | 2019-10-01 15:31:02 +0100 | [diff] [blame] | 819 | refreshFuseSettings(); |
Jeff Sharkey | 5d0c55c | 2019-01-24 14:32:31 -0700 | [diff] [blame] | 820 | }); |
Jeff Sharkey | b0c363b2 | 2018-12-15 11:53:03 -0700 | [diff] [blame] | 821 | refreshIsolatedStorageSettings(); |
Daniel Colascione | 766b632 | 2018-01-08 19:10:36 -0800 | [diff] [blame] | 822 | } |
| 823 | |
| 824 | /** |
| 825 | * Update the zram_enabled system property (which init reads to |
| 826 | * decide whether to enable zram) to reflect the zram_enabled |
| 827 | * preference (which we can change for experimentation purposes). |
| 828 | */ |
| 829 | private void refreshZramSettings() { |
| 830 | String propertyValue = SystemProperties.get(ZRAM_ENABLED_PROPERTY); |
| 831 | if ("".equals(propertyValue)) { |
| 832 | return; // System doesn't have zram toggling support |
| 833 | } |
| 834 | String desiredPropertyValue = |
| 835 | Settings.Global.getInt(mContext.getContentResolver(), |
| 836 | Settings.Global.ZRAM_ENABLED, |
| 837 | 1) != 0 |
| 838 | ? "1" : "0"; |
| 839 | if (!desiredPropertyValue.equals(propertyValue)) { |
| 840 | // Avoid redundant disk writes by setting only if we're |
| 841 | // changing the property value. There's no race: we're the |
| 842 | // sole writer. |
| 843 | SystemProperties.set(ZRAM_ENABLED_PROPERTY, desiredPropertyValue); |
Srinivas Paladugu | c826175 | 2019-01-09 10:54:52 -0800 | [diff] [blame] | 844 | // Schedule writeback only if zram is being enabled. |
| 845 | if (desiredPropertyValue.equals("1") |
| 846 | && mContext.getResources().getBoolean( |
| 847 | com.android.internal.R.bool.config_zramWriteback)) { |
| 848 | ZramWriteback.scheduleZramWriteback(mContext); |
| 849 | } |
Daniel Colascione | 766b632 | 2018-01-08 19:10:36 -0800 | [diff] [blame] | 850 | } |
Jeff Sharkey | b049e21 | 2012-09-07 23:16:01 -0700 | [diff] [blame] | 851 | } |
| 852 | |
Jeff Sharkey | b0c363b2 | 2018-12-15 11:53:03 -0700 | [diff] [blame] | 853 | private void refreshIsolatedStorageSettings() { |
Jeff Sharkey | 8b499a0 | 2019-01-28 13:31:50 -0700 | [diff] [blame] | 854 | // Always copy value from newer DeviceConfig location |
| 855 | Settings.Global.putString(mResolver, |
| 856 | Settings.Global.ISOLATED_STORAGE_REMOTE, |
shafik | 91b3461 | 2019-09-23 15:41:44 +0100 | [diff] [blame] | 857 | DeviceConfig.getProperty(DeviceConfig.NAMESPACE_STORAGE_NATIVE_BOOT, |
| 858 | ISOLATED_STORAGE_ENABLED)); |
Jeff Sharkey | 8b499a0 | 2019-01-28 13:31:50 -0700 | [diff] [blame] | 859 | |
Jeff Sharkey | b0c363b2 | 2018-12-15 11:53:03 -0700 | [diff] [blame] | 860 | final int local = Settings.Global.getInt(mContext.getContentResolver(), |
| 861 | Settings.Global.ISOLATED_STORAGE_LOCAL, 0); |
| 862 | final int remote = Settings.Global.getInt(mContext.getContentResolver(), |
| 863 | Settings.Global.ISOLATED_STORAGE_REMOTE, 0); |
| 864 | |
| 865 | // Walk down precedence chain; we prefer local settings first, then |
| 866 | // remote settings, before finally falling back to hard-coded default. |
| 867 | final boolean res; |
| 868 | if (local == -1) { |
| 869 | res = false; |
| 870 | } else if (local == 1) { |
| 871 | res = true; |
| 872 | } else if (remote == -1) { |
| 873 | res = false; |
| 874 | } else if (remote == 1) { |
| 875 | res = true; |
| 876 | } else { |
Jeff Sharkey | 0637680 | 2019-02-11 12:20:02 -0700 | [diff] [blame] | 877 | res = true; |
Jeff Sharkey | b0c363b2 | 2018-12-15 11:53:03 -0700 | [diff] [blame] | 878 | } |
| 879 | |
| 880 | Slog.d(TAG, "Isolated storage local flag " + local + " and remote flag " |
| 881 | + remote + " resolved to " + res); |
| 882 | SystemProperties.set(StorageManager.PROP_ISOLATED_STORAGE, Boolean.toString(res)); |
| 883 | } |
| 884 | |
Abhijeet Kaur | b984771 | 2019-11-19 16:35:47 +0000 | [diff] [blame] | 885 | /** |
| 886 | * The most recent flag change takes precedence. Change fuse Settings flag if Device Config is |
| 887 | * changed. Settings flag change will in turn change fuse system property (persist.sys.fuse) |
| 888 | * whenever the user reboots. |
| 889 | */ |
shafik | b2992b6 | 2019-10-01 15:31:02 +0100 | [diff] [blame] | 890 | private void refreshFuseSettings() { |
| 891 | int isFuseEnabled = DeviceConfig.getInt(DeviceConfig.NAMESPACE_STORAGE_NATIVE_BOOT, |
| 892 | FUSE_ENABLED, 0); |
| 893 | if (isFuseEnabled == 1) { |
Abhijeet Kaur | b984771 | 2019-11-19 16:35:47 +0000 | [diff] [blame] | 894 | Slog.d(TAG, "Device Config flag for FUSE is enabled, turn Settings fuse flag on"); |
| 895 | SystemProperties.set(FeatureFlagUtils.PERSIST_PREFIX |
| 896 | + FeatureFlagUtils.SETTINGS_FUSE_FLAG, "true"); |
shafik | b2992b6 | 2019-10-01 15:31:02 +0100 | [diff] [blame] | 897 | } else if (isFuseEnabled == -1) { |
Abhijeet Kaur | b984771 | 2019-11-19 16:35:47 +0000 | [diff] [blame] | 898 | Slog.d(TAG, "Device Config flag for FUSE is disabled, turn Settings fuse flag off"); |
| 899 | SystemProperties.set(FeatureFlagUtils.PERSIST_PREFIX |
| 900 | + FeatureFlagUtils.SETTINGS_FUSE_FLAG, "false"); |
shafik | b2992b6 | 2019-10-01 15:31:02 +0100 | [diff] [blame] | 901 | } |
| 902 | // else, keep the build config. |
Abhijeet Kaur | b984771 | 2019-11-19 16:35:47 +0000 | [diff] [blame] | 903 | // This can be overridden by direct adjustment of persist.sys.fflag.override.settings_fuse |
shafik | b2992b6 | 2019-10-01 15:31:02 +0100 | [diff] [blame] | 904 | } |
| 905 | |
Jeff Sharkey | 14cbe52 | 2015-07-08 14:06:37 -0700 | [diff] [blame] | 906 | /** |
| 907 | * MediaProvider has a ton of code that makes assumptions about storage |
| 908 | * paths never changing, so we outright kill them to pick up new state. |
| 909 | */ |
| 910 | @Deprecated |
Xiaohui Chen | 621b3fc | 2015-10-02 14:41:42 -0700 | [diff] [blame] | 911 | private void killMediaProvider(List<UserInfo> users) { |
| 912 | if (users == null) return; |
| 913 | |
Jeff Sharkey | b3cf953 | 2015-07-17 15:12:39 -0700 | [diff] [blame] | 914 | final long token = Binder.clearCallingIdentity(); |
| 915 | try { |
Xiaohui Chen | 621b3fc | 2015-10-02 14:41:42 -0700 | [diff] [blame] | 916 | for (UserInfo user : users) { |
| 917 | // System user does not have media provider, so skip. |
| 918 | if (user.isSystemOnly()) continue; |
| 919 | |
Jeff Sharkey | 5790af0 | 2018-08-13 17:42:54 -0600 | [diff] [blame] | 920 | final ProviderInfo provider = mPmInternal.resolveContentProvider( |
| 921 | MediaStore.AUTHORITY, PackageManager.MATCH_DIRECT_BOOT_AWARE |
Jeff Sharkey | 8a372a0 | 2016-03-16 16:25:45 -0600 | [diff] [blame] | 922 | | PackageManager.MATCH_DIRECT_BOOT_UNAWARE, |
| 923 | user.id); |
Xiaohui Chen | 621b3fc | 2015-10-02 14:41:42 -0700 | [diff] [blame] | 924 | if (provider != null) { |
Sudheer Shanka | dc589ac | 2016-11-10 15:30:17 -0800 | [diff] [blame] | 925 | final IActivityManager am = ActivityManager.getService(); |
Xiaohui Chen | 621b3fc | 2015-10-02 14:41:42 -0700 | [diff] [blame] | 926 | try { |
Jeff Sharkey | 85f449e | 2016-06-23 09:26:00 -0600 | [diff] [blame] | 927 | am.killApplication(provider.applicationInfo.packageName, |
| 928 | UserHandle.getAppId(provider.applicationInfo.uid), |
| 929 | UserHandle.USER_ALL, "vold reset"); |
Xiaohui Chen | 621b3fc | 2015-10-02 14:41:42 -0700 | [diff] [blame] | 930 | // We only need to run this once. It will kill all users' media processes. |
| 931 | break; |
| 932 | } catch (RemoteException e) { |
| 933 | } |
Jeff Sharkey | b3cf953 | 2015-07-17 15:12:39 -0700 | [diff] [blame] | 934 | } |
Jeff Sharkey | 14cbe52 | 2015-07-08 14:06:37 -0700 | [diff] [blame] | 935 | } |
Jeff Sharkey | b3cf953 | 2015-07-17 15:12:39 -0700 | [diff] [blame] | 936 | } finally { |
| 937 | Binder.restoreCallingIdentity(token); |
Jeff Sharkey | 14cbe52 | 2015-07-08 14:06:37 -0700 | [diff] [blame] | 938 | } |
| 939 | } |
| 940 | |
Andreas Gampe | a36dc62 | 2018-02-05 17:19:22 -0800 | [diff] [blame] | 941 | @GuardedBy("mLock") |
Jeff Sharkey | 5a9bb74 | 2015-11-03 10:15:57 -0800 | [diff] [blame] | 942 | private void addInternalVolumeLocked() { |
Amith Yamasani | a789248 | 2015-08-07 11:09:05 -0700 | [diff] [blame] | 943 | // Create a stub volume that represents internal storage |
| 944 | final VolumeInfo internal = new VolumeInfo(VolumeInfo.ID_PRIVATE_INTERNAL, |
| 945 | VolumeInfo.TYPE_PRIVATE, null, null); |
| 946 | internal.state = VolumeInfo.STATE_MOUNTED; |
| 947 | internal.path = Environment.getDataDirectory().getAbsolutePath(); |
| 948 | mVolumes.put(internal.id, internal); |
| 949 | } |
| 950 | |
Daniel Rosenberg | 137aed1 | 2019-03-15 18:41:11 -0700 | [diff] [blame] | 951 | private void initIfBootedAndConnected() { |
| 952 | Slog.d(TAG, "Thinking about init, mBootCompleted=" + mBootCompleted |
Jeff Sharkey | 8924e87 | 2015-11-30 12:52:10 -0700 | [diff] [blame] | 953 | + ", mDaemonConnected=" + mDaemonConnected); |
Eric Biggers | 1127d92 | 2019-04-05 12:46:35 -0700 | [diff] [blame] | 954 | if (mBootCompleted && mDaemonConnected |
| 955 | && !StorageManager.isFileEncryptedNativeOnly()) { |
| 956 | // When booting a device without native support, make sure that our |
| 957 | // user directories are locked or unlocked based on the current |
| 958 | // emulation status. |
| 959 | final boolean initLocked = StorageManager.isFileEncryptedEmulatedOnly(); |
| 960 | Slog.d(TAG, "Setting up emulation state, initlocked=" + initLocked); |
Jeff Sharkey | ce14cd0 | 2015-12-07 15:35:42 -0700 | [diff] [blame] | 961 | final List<UserInfo> users = mContext.getSystemService(UserManager.class).getUsers(); |
Jeff Sharkey | 8924e87 | 2015-11-30 12:52:10 -0700 | [diff] [blame] | 962 | for (UserInfo user : users) { |
| 963 | try { |
Jeff Sharkey | ce14cd0 | 2015-12-07 15:35:42 -0700 | [diff] [blame] | 964 | if (initLocked) { |
Jeff Sharkey | 5440279 | 2017-09-15 16:05:19 -0600 | [diff] [blame] | 965 | mVold.lockUserKey(user.id); |
Jeff Sharkey | ce14cd0 | 2015-12-07 15:35:42 -0700 | [diff] [blame] | 966 | } else { |
Jeff Sharkey | 5440279 | 2017-09-15 16:05:19 -0600 | [diff] [blame] | 967 | mVold.unlockUserKey(user.id, user.serialNumber, encodeBytes(null), |
| 968 | encodeBytes(null)); |
Jeff Sharkey | ce14cd0 | 2015-12-07 15:35:42 -0700 | [diff] [blame] | 969 | } |
Jeff Sharkey | 43e1211 | 2017-09-12 16:31:45 -0600 | [diff] [blame] | 970 | } catch (Exception e) { |
| 971 | Slog.wtf(TAG, e); |
Jeff Sharkey | 8924e87 | 2015-11-30 12:52:10 -0700 | [diff] [blame] | 972 | } |
| 973 | } |
| 974 | } |
| 975 | } |
| 976 | |
Daniel Rosenberg | 137aed1 | 2019-03-15 18:41:11 -0700 | [diff] [blame] | 977 | private void resetIfBootedAndConnected() { |
| 978 | Slog.d(TAG, "Thinking about reset, mBootCompleted=" + mBootCompleted |
Jeff Sharkey | 4887789 | 2015-03-18 11:27:19 -0700 | [diff] [blame] | 979 | + ", mDaemonConnected=" + mDaemonConnected); |
Daniel Rosenberg | 137aed1 | 2019-03-15 18:41:11 -0700 | [diff] [blame] | 980 | if (mBootCompleted && mDaemonConnected) { |
Jeff Sharkey | 5a9bb74 | 2015-11-03 10:15:57 -0800 | [diff] [blame] | 981 | final List<UserInfo> users = mContext.getSystemService(UserManager.class).getUsers(); |
Zim | 17be6f9 | 2019-09-25 14:37:55 +0100 | [diff] [blame] | 982 | |
| 983 | if (mIsFuseEnabled) { |
| 984 | mStorageSessionController.onReset(mVold, mHandler); |
| 985 | } else { |
| 986 | killMediaProvider(users); |
| 987 | } |
Jeff Sharkey | 14cbe52 | 2015-07-08 14:06:37 -0700 | [diff] [blame] | 988 | |
Jeff Sharkey | ce14cd0 | 2015-12-07 15:35:42 -0700 | [diff] [blame] | 989 | final int[] systemUnlockedUsers; |
Jeff Sharkey | 5a9bb74 | 2015-11-03 10:15:57 -0800 | [diff] [blame] | 990 | synchronized (mLock) { |
Jeff Sharkey | ce14cd0 | 2015-12-07 15:35:42 -0700 | [diff] [blame] | 991 | systemUnlockedUsers = mSystemUnlockedUsers; |
Jeff Sharkey | b049e21 | 2012-09-07 23:16:01 -0700 | [diff] [blame] | 992 | |
Jeff Sharkey | 5a9bb74 | 2015-11-03 10:15:57 -0800 | [diff] [blame] | 993 | mDisks.clear(); |
| 994 | mVolumes.clear(); |
| 995 | |
| 996 | addInternalVolumeLocked(); |
| 997 | } |
Jeff Sharkey | 59d577a | 2015-04-11 21:27:21 -0700 | [diff] [blame] | 998 | |
Jeff Sharkey | 4887789 | 2015-03-18 11:27:19 -0700 | [diff] [blame] | 999 | try { |
Zim | 42f1e9f | 2019-08-15 17:35:00 +0100 | [diff] [blame] | 1000 | // TODO(b/135341433): Remove paranoid logging when FUSE is stable |
Zim | 17be6f9 | 2019-09-25 14:37:55 +0100 | [diff] [blame] | 1001 | Slog.i(TAG, "Resetting vold..."); |
Jeff Sharkey | 5440279 | 2017-09-15 16:05:19 -0600 | [diff] [blame] | 1002 | mVold.reset(); |
Zim | 42f1e9f | 2019-08-15 17:35:00 +0100 | [diff] [blame] | 1003 | Slog.i(TAG, "Reset vold"); |
Jeff Sharkey | bcd262d | 2015-06-10 09:41:17 -0700 | [diff] [blame] | 1004 | |
| 1005 | // Tell vold about all existing and started users |
Jeff Sharkey | bcd262d | 2015-06-10 09:41:17 -0700 | [diff] [blame] | 1006 | for (UserInfo user : users) { |
Jeff Sharkey | 5440279 | 2017-09-15 16:05:19 -0600 | [diff] [blame] | 1007 | mVold.onUserAdded(user.id, user.serialNumber); |
Jeff Sharkey | bcd262d | 2015-06-10 09:41:17 -0700 | [diff] [blame] | 1008 | } |
Jeff Sharkey | ce14cd0 | 2015-12-07 15:35:42 -0700 | [diff] [blame] | 1009 | for (int userId : systemUnlockedUsers) { |
Sudheer Shanka | 64501e5 | 2019-04-29 10:46:26 -0700 | [diff] [blame] | 1010 | mVold.onUserStarted(userId); |
Jin Qian | 12690d5 | 2017-10-13 18:17:04 -0700 | [diff] [blame] | 1011 | mStoraged.onUserStarted(userId); |
Jeff Sharkey | 50a0545 | 2015-04-29 11:24:52 -0700 | [diff] [blame] | 1012 | } |
Jeff Sharkey | 9765e44 | 2017-12-14 22:15:14 -0700 | [diff] [blame] | 1013 | mVold.onSecureKeyguardStateChanged(mSecureKeyguardShowing); |
Risan | aec0ee7 | 2018-10-31 10:10:12 +0900 | [diff] [blame] | 1014 | mStorageManagerInternal.onReset(mVold); |
Jeff Sharkey | ace874b | 2017-09-07 15:27:33 -0600 | [diff] [blame] | 1015 | } catch (Exception e) { |
| 1016 | Slog.wtf(TAG, e); |
Jeff Sharkey | b049e21 | 2012-09-07 23:16:01 -0700 | [diff] [blame] | 1017 | } |
| 1018 | } |
Jeff Sharkey | 4887789 | 2015-03-18 11:27:19 -0700 | [diff] [blame] | 1019 | } |
Jeff Sharkey | b049e21 | 2012-09-07 23:16:01 -0700 | [diff] [blame] | 1020 | |
Jeff Sharkey | ce14cd0 | 2015-12-07 15:35:42 -0700 | [diff] [blame] | 1021 | private void onUnlockUser(int userId) { |
| 1022 | Slog.d(TAG, "onUnlockUser " + userId); |
Jeff Sharkey | 4887789 | 2015-03-18 11:27:19 -0700 | [diff] [blame] | 1023 | |
| 1024 | // We purposefully block here to make sure that user-specific |
| 1025 | // staging area is ready so it's ready for zygote-forked apps to |
| 1026 | // bind mount against. |
| 1027 | try { |
Zim | 17be6f9 | 2019-09-25 14:37:55 +0100 | [diff] [blame] | 1028 | mStorageSessionController.onUnlockUser(userId); |
Sudheer Shanka | 64501e5 | 2019-04-29 10:46:26 -0700 | [diff] [blame] | 1029 | mVold.onUserStarted(userId); |
Jin Qian | 12690d5 | 2017-10-13 18:17:04 -0700 | [diff] [blame] | 1030 | mStoraged.onUserStarted(userId); |
Jeff Sharkey | ace874b | 2017-09-07 15:27:33 -0600 | [diff] [blame] | 1031 | } catch (Exception e) { |
| 1032 | Slog.wtf(TAG, e); |
Jeff Sharkey | b049e21 | 2012-09-07 23:16:01 -0700 | [diff] [blame] | 1033 | } |
Jeff Sharkey | 4887789 | 2015-03-18 11:27:19 -0700 | [diff] [blame] | 1034 | |
Narayan Kamath | 157dd1d | 2019-06-12 13:06:30 +0100 | [diff] [blame] | 1035 | mHandler.obtainMessage(H_COMPLETE_UNLOCK_USER, userId).sendToTarget(); |
| 1036 | } |
| 1037 | |
| 1038 | private void completeUnlockUser(int userId) { |
| 1039 | // If user 0 has completed unlock, perform a one-time migration of legacy obb data |
| 1040 | // to its new location. This may take time depending on the size of the data to be copied |
| 1041 | // so it's done on the StorageManager handler thread. |
| 1042 | if (userId == 0) { |
| 1043 | mPmInternal.migrateLegacyObbData(); |
| 1044 | } |
| 1045 | |
Jeff Sharkey | 4887789 | 2015-03-18 11:27:19 -0700 | [diff] [blame] | 1046 | // Record user as started so newly mounted volumes kick off events |
| 1047 | // correctly, then synthesize events for any already-mounted volumes. |
yuanhuihui | efd1f12 | 2016-07-13 21:21:03 +0800 | [diff] [blame] | 1048 | synchronized (mLock) { |
Jeff Sharkey | 1b8ef7e | 2015-04-03 17:14:45 -0700 | [diff] [blame] | 1049 | for (int i = 0; i < mVolumes.size(); i++) { |
| 1050 | final VolumeInfo vol = mVolumes.valueAt(i); |
Jeff Sharkey | 4634987 | 2015-07-28 10:49:47 -0700 | [diff] [blame] | 1051 | if (vol.isVisibleForRead(userId) && vol.isMountedReadable()) { |
Svet Ganov | 6ee871e | 2015-07-10 14:29:33 -0700 | [diff] [blame] | 1052 | final StorageVolume userVol = vol.buildStorageVolume(mContext, userId, false); |
Jeff Sharkey | 4887789 | 2015-03-18 11:27:19 -0700 | [diff] [blame] | 1053 | mHandler.obtainMessage(H_VOLUME_BROADCAST, userVol).sendToTarget(); |
Jeff Sharkey | 7151a9a | 2015-04-04 15:22:37 -0700 | [diff] [blame] | 1054 | |
Jeff Sharkey | 27de30d | 2015-04-18 16:20:27 -0700 | [diff] [blame] | 1055 | final String envState = VolumeInfo.getEnvironmentForState(vol.getState()); |
| 1056 | mCallbacks.notifyStorageStateChanged(userVol.getPath(), envState, envState); |
Jeff Sharkey | 4887789 | 2015-03-18 11:27:19 -0700 | [diff] [blame] | 1057 | } |
| 1058 | } |
Jeff Sharkey | ce14cd0 | 2015-12-07 15:35:42 -0700 | [diff] [blame] | 1059 | mSystemUnlockedUsers = ArrayUtils.appendInt(mSystemUnlockedUsers, userId); |
Jeff Sharkey | 4887789 | 2015-03-18 11:27:19 -0700 | [diff] [blame] | 1060 | } |
| 1061 | } |
| 1062 | |
| 1063 | private void onCleanupUser(int userId) { |
| 1064 | Slog.d(TAG, "onCleanupUser " + userId); |
| 1065 | |
| 1066 | try { |
Jeff Sharkey | 5440279 | 2017-09-15 16:05:19 -0600 | [diff] [blame] | 1067 | mVold.onUserStopped(userId); |
Jin Qian | 12690d5 | 2017-10-13 18:17:04 -0700 | [diff] [blame] | 1068 | mStoraged.onUserStopped(userId); |
Jeff Sharkey | ace874b | 2017-09-07 15:27:33 -0600 | [diff] [blame] | 1069 | } catch (Exception e) { |
| 1070 | Slog.wtf(TAG, e); |
Jeff Sharkey | 4887789 | 2015-03-18 11:27:19 -0700 | [diff] [blame] | 1071 | } |
| 1072 | |
yuanhuihui | efd1f12 | 2016-07-13 21:21:03 +0800 | [diff] [blame] | 1073 | synchronized (mLock) { |
Jeff Sharkey | ce14cd0 | 2015-12-07 15:35:42 -0700 | [diff] [blame] | 1074 | mSystemUnlockedUsers = ArrayUtils.removeInt(mSystemUnlockedUsers, userId); |
Jeff Sharkey | 4887789 | 2015-03-18 11:27:19 -0700 | [diff] [blame] | 1075 | } |
| 1076 | } |
Jeff Sharkey | b049e21 | 2012-09-07 23:16:01 -0700 | [diff] [blame] | 1077 | |
Sudheer Shanka | 64501e5 | 2019-04-29 10:46:26 -0700 | [diff] [blame] | 1078 | private boolean supportsBlockCheckpoint() throws RemoteException { |
Paul Lawrence | 15a5446 | 2019-04-30 11:14:25 -0700 | [diff] [blame] | 1079 | enforcePermission(android.Manifest.permission.MOUNT_FORMAT_FILESYSTEMS); |
Sandeep Patil | 7d5c491 | 2019-04-15 09:27:30 -0700 | [diff] [blame] | 1080 | return mVold.supportsBlockCheckpoint(); |
| 1081 | } |
| 1082 | |
Jeff Sharkey | 9765e44 | 2017-12-14 22:15:14 -0700 | [diff] [blame] | 1083 | @Override |
| 1084 | public void onAwakeStateChanged(boolean isAwake) { |
| 1085 | // Ignored |
| 1086 | } |
| 1087 | |
| 1088 | @Override |
| 1089 | public void onKeyguardStateChanged(boolean isShowing) { |
| 1090 | // Push down current secure keyguard status so that we ignore malicious |
| 1091 | // USB devices while locked. |
| 1092 | mSecureKeyguardShowing = isShowing |
| 1093 | && mContext.getSystemService(KeyguardManager.class).isDeviceSecure(); |
| 1094 | try { |
| 1095 | mVold.onSecureKeyguardStateChanged(mSecureKeyguardShowing); |
| 1096 | } catch (Exception e) { |
| 1097 | Slog.wtf(TAG, e); |
| 1098 | } |
| 1099 | } |
| 1100 | |
Christopher Tate | d417d62 | 2013-08-19 16:14:25 -0700 | [diff] [blame] | 1101 | void runIdleMaintenance(Runnable callback) { |
| 1102 | mHandler.sendMessage(mHandler.obtainMessage(H_FSTRIM, callback)); |
| 1103 | } |
| 1104 | |
Christopher Tate | 7265abe | 2014-11-21 13:54:45 -0800 | [diff] [blame] | 1105 | // Binder entry point for kicking off an immediate fstrim |
| 1106 | @Override |
| 1107 | public void runMaintenance() { |
Jeff Sharkey | 4887789 | 2015-03-18 11:27:19 -0700 | [diff] [blame] | 1108 | enforcePermission(android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS); |
Christopher Tate | 7265abe | 2014-11-21 13:54:45 -0800 | [diff] [blame] | 1109 | runIdleMaintenance(null); |
| 1110 | } |
| 1111 | |
| 1112 | @Override |
| 1113 | public long lastMaintenance() { |
| 1114 | return mLastMaintenance; |
| 1115 | } |
| 1116 | |
San Mehat | 4270e1e | 2010-01-29 05:32:19 -0800 | [diff] [blame] | 1117 | public void onDaemonConnected() { |
Jeff Sharkey | 4887789 | 2015-03-18 11:27:19 -0700 | [diff] [blame] | 1118 | mDaemonConnected = true; |
| 1119 | mHandler.obtainMessage(H_DAEMON_CONNECTED).sendToTarget(); |
| 1120 | } |
| 1121 | |
| 1122 | private void handleDaemonConnected() { |
Daniel Rosenberg | 137aed1 | 2019-03-15 18:41:11 -0700 | [diff] [blame] | 1123 | initIfBootedAndConnected(); |
| 1124 | resetIfBootedAndConnected(); |
Jeff Sharkey | 4887789 | 2015-03-18 11:27:19 -0700 | [diff] [blame] | 1125 | |
Jeff Sharkey | 4887789 | 2015-03-18 11:27:19 -0700 | [diff] [blame] | 1126 | // On an encrypted device we can't see system properties yet, so pull |
| 1127 | // the system locale out of the mount service. |
Inseob Kim | c1246e6 | 2018-11-08 13:13:54 +0900 | [diff] [blame] | 1128 | if ("".equals(VoldProperties.encrypt_progress().orElse(""))) { |
Jeff Sharkey | 4887789 | 2015-03-18 11:27:19 -0700 | [diff] [blame] | 1129 | copyLocaleFromMountService(); |
| 1130 | } |
San Mehat | 4270e1e | 2010-01-29 05:32:19 -0800 | [diff] [blame] | 1131 | } |
| 1132 | |
Elliott Hughes | f839b4f | 2014-09-26 12:30:47 -0700 | [diff] [blame] | 1133 | private void copyLocaleFromMountService() { |
| 1134 | String systemLocale; |
| 1135 | try { |
| 1136 | systemLocale = getField(StorageManager.SYSTEM_LOCALE_KEY); |
| 1137 | } catch (RemoteException e) { |
| 1138 | return; |
| 1139 | } |
| 1140 | if (TextUtils.isEmpty(systemLocale)) { |
| 1141 | return; |
| 1142 | } |
| 1143 | |
| 1144 | Slog.d(TAG, "Got locale " + systemLocale + " from mount service"); |
| 1145 | Locale locale = Locale.forLanguageTag(systemLocale); |
| 1146 | Configuration config = new Configuration(); |
| 1147 | config.setLocale(locale); |
| 1148 | try { |
Sudheer Shanka | dc589ac | 2016-11-10 15:30:17 -0800 | [diff] [blame] | 1149 | ActivityManager.getService().updatePersistentConfiguration(config); |
Elliott Hughes | f839b4f | 2014-09-26 12:30:47 -0700 | [diff] [blame] | 1150 | } catch (RemoteException e) { |
| 1151 | Slog.e(TAG, "Error setting system locale from mount service", e); |
| 1152 | } |
Elliott Hughes | 9c33f28 | 2014-10-13 12:39:56 -0700 | [diff] [blame] | 1153 | |
| 1154 | // Temporary workaround for http://b/17945169. |
| 1155 | Slog.d(TAG, "Setting system properties to " + systemLocale + " from mount service"); |
Narayan Kamath | d30dbb8 | 2015-01-15 14:48:15 +0000 | [diff] [blame] | 1156 | SystemProperties.set("persist.sys.locale", locale.toLanguageTag()); |
Elliott Hughes | f839b4f | 2014-09-26 12:30:47 -0700 | [diff] [blame] | 1157 | } |
| 1158 | |
Jeff Sharkey | 8058fe6 | 2017-09-13 11:50:33 -0600 | [diff] [blame] | 1159 | private final IVoldListener mListener = new IVoldListener.Stub() { |
| 1160 | @Override |
| 1161 | public void onDiskCreated(String diskId, int flags) { |
| 1162 | synchronized (mLock) { |
Jeff Sharkey | 901c042 | 2018-04-20 13:11:20 -0600 | [diff] [blame] | 1163 | final String value = SystemProperties.get(StorageManager.PROP_ADOPTABLE); |
| 1164 | switch (value) { |
| 1165 | case "force_on": |
| 1166 | flags |= DiskInfo.FLAG_ADOPTABLE; |
| 1167 | break; |
| 1168 | case "force_off": |
| 1169 | flags &= ~DiskInfo.FLAG_ADOPTABLE; |
| 1170 | break; |
Jeff Sharkey | 8058fe6 | 2017-09-13 11:50:33 -0600 | [diff] [blame] | 1171 | } |
Jeff Sharkey | 8058fe6 | 2017-09-13 11:50:33 -0600 | [diff] [blame] | 1172 | mDisks.put(diskId, new DiskInfo(diskId, flags)); |
| 1173 | } |
| 1174 | } |
| 1175 | |
| 1176 | @Override |
| 1177 | public void onDiskScanned(String diskId) { |
| 1178 | synchronized (mLock) { |
| 1179 | final DiskInfo disk = mDisks.get(diskId); |
| 1180 | if (disk != null) { |
| 1181 | onDiskScannedLocked(disk); |
| 1182 | } |
| 1183 | } |
| 1184 | } |
| 1185 | |
| 1186 | @Override |
| 1187 | public void onDiskMetadataChanged(String diskId, long sizeBytes, String label, |
| 1188 | String sysPath) { |
| 1189 | synchronized (mLock) { |
| 1190 | final DiskInfo disk = mDisks.get(diskId); |
| 1191 | if (disk != null) { |
| 1192 | disk.size = sizeBytes; |
| 1193 | disk.label = label; |
| 1194 | disk.sysPath = sysPath; |
| 1195 | } |
| 1196 | } |
| 1197 | } |
| 1198 | |
| 1199 | @Override |
| 1200 | public void onDiskDestroyed(String diskId) { |
| 1201 | synchronized (mLock) { |
| 1202 | final DiskInfo disk = mDisks.remove(diskId); |
| 1203 | if (disk != null) { |
| 1204 | mCallbacks.notifyDiskDestroyed(disk); |
| 1205 | } |
| 1206 | } |
| 1207 | } |
| 1208 | |
| 1209 | @Override |
Zim | 17be6f9 | 2019-09-25 14:37:55 +0100 | [diff] [blame] | 1210 | public void onVolumeCreated(String volId, int type, String diskId, String partGuid, |
| 1211 | int userId) { |
Jeff Sharkey | 8058fe6 | 2017-09-13 11:50:33 -0600 | [diff] [blame] | 1212 | synchronized (mLock) { |
| 1213 | final DiskInfo disk = mDisks.get(diskId); |
| 1214 | final VolumeInfo vol = new VolumeInfo(volId, type, disk, partGuid); |
Zim | 17be6f9 | 2019-09-25 14:37:55 +0100 | [diff] [blame] | 1215 | vol.mountUserId = userId; |
Jeff Sharkey | 8058fe6 | 2017-09-13 11:50:33 -0600 | [diff] [blame] | 1216 | mVolumes.put(volId, vol); |
| 1217 | onVolumeCreatedLocked(vol); |
| 1218 | } |
| 1219 | } |
| 1220 | |
| 1221 | @Override |
| 1222 | public void onVolumeStateChanged(String volId, int state) { |
| 1223 | synchronized (mLock) { |
| 1224 | final VolumeInfo vol = mVolumes.get(volId); |
| 1225 | if (vol != null) { |
| 1226 | final int oldState = vol.state; |
| 1227 | final int newState = state; |
| 1228 | vol.state = newState; |
| 1229 | onVolumeStateChangedLocked(vol, oldState, newState); |
| 1230 | } |
| 1231 | } |
| 1232 | } |
| 1233 | |
| 1234 | @Override |
| 1235 | public void onVolumeMetadataChanged(String volId, String fsType, String fsUuid, |
| 1236 | String fsLabel) { |
| 1237 | synchronized (mLock) { |
| 1238 | final VolumeInfo vol = mVolumes.get(volId); |
| 1239 | if (vol != null) { |
| 1240 | vol.fsType = fsType; |
| 1241 | vol.fsUuid = fsUuid; |
| 1242 | vol.fsLabel = fsLabel; |
| 1243 | } |
| 1244 | } |
| 1245 | } |
| 1246 | |
| 1247 | @Override |
| 1248 | public void onVolumePathChanged(String volId, String path) { |
| 1249 | synchronized (mLock) { |
| 1250 | final VolumeInfo vol = mVolumes.get(volId); |
| 1251 | if (vol != null) { |
| 1252 | vol.path = path; |
| 1253 | } |
| 1254 | } |
| 1255 | } |
| 1256 | |
| 1257 | @Override |
| 1258 | public void onVolumeInternalPathChanged(String volId, String internalPath) { |
| 1259 | synchronized (mLock) { |
| 1260 | final VolumeInfo vol = mVolumes.get(volId); |
| 1261 | if (vol != null) { |
| 1262 | vol.internalPath = internalPath; |
| 1263 | } |
| 1264 | } |
| 1265 | } |
| 1266 | |
| 1267 | @Override |
| 1268 | public void onVolumeDestroyed(String volId) { |
Zim | 17be6f9 | 2019-09-25 14:37:55 +0100 | [diff] [blame] | 1269 | VolumeInfo vol = null; |
Jeff Sharkey | 8058fe6 | 2017-09-13 11:50:33 -0600 | [diff] [blame] | 1270 | synchronized (mLock) { |
Zim | 17be6f9 | 2019-09-25 14:37:55 +0100 | [diff] [blame] | 1271 | vol = mVolumes.remove(volId); |
| 1272 | } |
| 1273 | |
| 1274 | if (vol != null) { |
| 1275 | mStorageSessionController.onVolumeRemove(vol); |
Jeff Sharkey | 8058fe6 | 2017-09-13 11:50:33 -0600 | [diff] [blame] | 1276 | } |
| 1277 | } |
| 1278 | }; |
| 1279 | |
Andreas Gampe | a36dc62 | 2018-02-05 17:19:22 -0800 | [diff] [blame] | 1280 | @GuardedBy("mLock") |
Jeff Sharkey | eba260d | 2015-04-19 14:35:16 -0700 | [diff] [blame] | 1281 | private void onDiskScannedLocked(DiskInfo disk) { |
Jeff Sharkey | 620b32b | 2015-04-23 19:36:02 -0700 | [diff] [blame] | 1282 | int volumeCount = 0; |
Jeff Sharkey | eba260d | 2015-04-19 14:35:16 -0700 | [diff] [blame] | 1283 | for (int i = 0; i < mVolumes.size(); i++) { |
| 1284 | final VolumeInfo vol = mVolumes.valueAt(i); |
| 1285 | if (Objects.equals(disk.id, vol.getDiskId())) { |
Jeff Sharkey | 620b32b | 2015-04-23 19:36:02 -0700 | [diff] [blame] | 1286 | volumeCount++; |
Jeff Sharkey | eba260d | 2015-04-19 14:35:16 -0700 | [diff] [blame] | 1287 | } |
| 1288 | } |
| 1289 | |
Jeff Sharkey | c7acac6 | 2015-06-12 16:16:56 -0700 | [diff] [blame] | 1290 | final Intent intent = new Intent(DiskInfo.ACTION_DISK_SCANNED); |
Jeff Sharkey | 7732e1e | 2016-03-30 17:14:23 -0600 | [diff] [blame] | 1291 | intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT |
| 1292 | | Intent.FLAG_RECEIVER_INCLUDE_BACKGROUND); |
Jeff Sharkey | c7acac6 | 2015-06-12 16:16:56 -0700 | [diff] [blame] | 1293 | intent.putExtra(DiskInfo.EXTRA_DISK_ID, disk.id); |
| 1294 | intent.putExtra(DiskInfo.EXTRA_VOLUME_COUNT, volumeCount); |
Jeff Sharkey | abc3e85 | 2015-08-03 14:41:13 -0700 | [diff] [blame] | 1295 | mHandler.obtainMessage(H_INTERNAL_BROADCAST, intent).sendToTarget(); |
Jeff Sharkey | c7acac6 | 2015-06-12 16:16:56 -0700 | [diff] [blame] | 1296 | |
| 1297 | final CountDownLatch latch = mDiskScanLatches.remove(disk.id); |
| 1298 | if (latch != null) { |
| 1299 | latch.countDown(); |
| 1300 | } |
| 1301 | |
Jeff Sharkey | f5a6bd7 | 2015-05-19 14:42:38 -0700 | [diff] [blame] | 1302 | disk.volumeCount = volumeCount; |
Jeff Sharkey | 620b32b | 2015-04-23 19:36:02 -0700 | [diff] [blame] | 1303 | mCallbacks.notifyDiskScanned(disk, volumeCount); |
Jeff Sharkey | eba260d | 2015-04-19 14:35:16 -0700 | [diff] [blame] | 1304 | } |
| 1305 | |
Andreas Gampe | a36dc62 | 2018-02-05 17:19:22 -0800 | [diff] [blame] | 1306 | @GuardedBy("mLock") |
Jeff Sharkey | 1b8ef7e | 2015-04-03 17:14:45 -0700 | [diff] [blame] | 1307 | private void onVolumeCreatedLocked(VolumeInfo vol) { |
Jeff Sharkey | 5790af0 | 2018-08-13 17:42:54 -0600 | [diff] [blame] | 1308 | if (mPmInternal.isOnlyCoreApps()) { |
Jeff Sharkey | 6855c48 | 2016-03-31 14:34:38 -0600 | [diff] [blame] | 1309 | Slog.d(TAG, "System booted in core-only mode; ignoring volume " + vol.getId()); |
| 1310 | return; |
| 1311 | } |
| 1312 | |
Jeff Sharkey | 275e3e4 | 2015-04-24 16:10:32 -0700 | [diff] [blame] | 1313 | if (vol.type == VolumeInfo.TYPE_EMULATED) { |
| 1314 | final StorageManager storage = mContext.getSystemService(StorageManager.class); |
| 1315 | final VolumeInfo privateVol = storage.findPrivateForEmulated(vol); |
| 1316 | |
| 1317 | if (Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, mPrimaryStorageUuid) |
| 1318 | && VolumeInfo.ID_PRIVATE_INTERNAL.equals(privateVol.id)) { |
| 1319 | Slog.v(TAG, "Found primary storage at " + vol); |
| 1320 | vol.mountFlags |= VolumeInfo.MOUNT_FLAG_PRIMARY; |
| 1321 | vol.mountFlags |= VolumeInfo.MOUNT_FLAG_VISIBLE; |
| 1322 | mHandler.obtainMessage(H_VOLUME_MOUNT, vol).sendToTarget(); |
| 1323 | |
| 1324 | } else if (Objects.equals(privateVol.fsUuid, mPrimaryStorageUuid)) { |
| 1325 | Slog.v(TAG, "Found primary storage at " + vol); |
| 1326 | vol.mountFlags |= VolumeInfo.MOUNT_FLAG_PRIMARY; |
| 1327 | vol.mountFlags |= VolumeInfo.MOUNT_FLAG_VISIBLE; |
| 1328 | mHandler.obtainMessage(H_VOLUME_MOUNT, vol).sendToTarget(); |
| 1329 | } |
Jeff Sharkey | b049e21 | 2012-09-07 23:16:01 -0700 | [diff] [blame] | 1330 | |
Jeff Sharkey | 1b8ef7e | 2015-04-03 17:14:45 -0700 | [diff] [blame] | 1331 | } else if (vol.type == VolumeInfo.TYPE_PUBLIC) { |
Jeff Sharkey | 275e3e4 | 2015-04-24 16:10:32 -0700 | [diff] [blame] | 1332 | // TODO: only look at first public partition |
| 1333 | if (Objects.equals(StorageManager.UUID_PRIMARY_PHYSICAL, mPrimaryStorageUuid) |
| 1334 | && vol.disk.isDefaultPrimary()) { |
| 1335 | Slog.v(TAG, "Found primary storage at " + vol); |
Jeff Sharkey | 7e92ef3 | 2015-04-17 17:35:07 -0700 | [diff] [blame] | 1336 | vol.mountFlags |= VolumeInfo.MOUNT_FLAG_PRIMARY; |
| 1337 | vol.mountFlags |= VolumeInfo.MOUNT_FLAG_VISIBLE; |
San Mehat | 4270e1e | 2010-01-29 05:32:19 -0800 | [diff] [blame] | 1338 | } |
Jeff Sharkey | 7e92ef3 | 2015-04-17 17:35:07 -0700 | [diff] [blame] | 1339 | |
| 1340 | // Adoptable public disks are visible to apps, since they meet |
| 1341 | // public API requirement of being in a stable location. |
Jeff Sharkey | 275e3e4 | 2015-04-24 16:10:32 -0700 | [diff] [blame] | 1342 | if (vol.disk.isAdoptable()) { |
Jeff Sharkey | 7e92ef3 | 2015-04-17 17:35:07 -0700 | [diff] [blame] | 1343 | vol.mountFlags |= VolumeInfo.MOUNT_FLAG_VISIBLE; |
| 1344 | } |
| 1345 | |
Jeff Sharkey | ab15c39 | 2016-05-05 11:45:01 -0600 | [diff] [blame] | 1346 | vol.mountUserId = mCurrentUserId; |
Jeff Sharkey | 4887789 | 2015-03-18 11:27:19 -0700 | [diff] [blame] | 1347 | mHandler.obtainMessage(H_VOLUME_MOUNT, vol).sendToTarget(); |
San Mehat | 4270e1e | 2010-01-29 05:32:19 -0800 | [diff] [blame] | 1348 | |
Jeff Sharkey | b2b9ab8 | 2015-04-05 21:10:42 -0700 | [diff] [blame] | 1349 | } else if (vol.type == VolumeInfo.TYPE_PRIVATE) { |
| 1350 | mHandler.obtainMessage(H_VOLUME_MOUNT, vol).sendToTarget(); |
| 1351 | |
Risan | 05c41e6 | 2018-10-29 08:57:43 +0900 | [diff] [blame] | 1352 | } else if (vol.type == VolumeInfo.TYPE_STUB) { |
| 1353 | vol.mountUserId = mCurrentUserId; |
| 1354 | mHandler.obtainMessage(H_VOLUME_MOUNT, vol).sendToTarget(); |
San Mehat | 4270e1e | 2010-01-29 05:32:19 -0800 | [diff] [blame] | 1355 | } else { |
Jeff Sharkey | 4887789 | 2015-03-18 11:27:19 -0700 | [diff] [blame] | 1356 | Slog.d(TAG, "Skipping automatic mounting of " + vol); |
San Mehat | 4270e1e | 2010-01-29 05:32:19 -0800 | [diff] [blame] | 1357 | } |
| 1358 | } |
| 1359 | |
Jeff Sharkey | e6c04f9 | 2015-04-18 21:38:05 -0700 | [diff] [blame] | 1360 | private boolean isBroadcastWorthy(VolumeInfo vol) { |
| 1361 | switch (vol.getType()) { |
Jeff Sharkey | c7acac6 | 2015-06-12 16:16:56 -0700 | [diff] [blame] | 1362 | case VolumeInfo.TYPE_PRIVATE: |
Jeff Sharkey | e6c04f9 | 2015-04-18 21:38:05 -0700 | [diff] [blame] | 1363 | case VolumeInfo.TYPE_PUBLIC: |
| 1364 | case VolumeInfo.TYPE_EMULATED: |
Risan | 05c41e6 | 2018-10-29 08:57:43 +0900 | [diff] [blame] | 1365 | case VolumeInfo.TYPE_STUB: |
Jeff Sharkey | e6c04f9 | 2015-04-18 21:38:05 -0700 | [diff] [blame] | 1366 | break; |
| 1367 | default: |
| 1368 | return false; |
| 1369 | } |
| 1370 | |
| 1371 | switch (vol.getState()) { |
| 1372 | case VolumeInfo.STATE_MOUNTED: |
| 1373 | case VolumeInfo.STATE_MOUNTED_READ_ONLY: |
| 1374 | case VolumeInfo.STATE_EJECTING: |
| 1375 | case VolumeInfo.STATE_UNMOUNTED: |
Jeff Sharkey | c7acac6 | 2015-06-12 16:16:56 -0700 | [diff] [blame] | 1376 | case VolumeInfo.STATE_UNMOUNTABLE: |
Tony Mantler | f0d7105 | 2015-06-24 11:45:25 -0700 | [diff] [blame] | 1377 | case VolumeInfo.STATE_BAD_REMOVAL: |
Jeff Sharkey | e6c04f9 | 2015-04-18 21:38:05 -0700 | [diff] [blame] | 1378 | break; |
| 1379 | default: |
| 1380 | return false; |
| 1381 | } |
| 1382 | |
| 1383 | return true; |
| 1384 | } |
| 1385 | |
Andreas Gampe | a36dc62 | 2018-02-05 17:19:22 -0800 | [diff] [blame] | 1386 | @GuardedBy("mLock") |
Jeff Sharkey | 1b8ef7e | 2015-04-03 17:14:45 -0700 | [diff] [blame] | 1387 | private void onVolumeStateChangedLocked(VolumeInfo vol, int oldState, int newState) { |
Jeff Sharkey | b36586a | 2015-04-27 08:42:28 -0700 | [diff] [blame] | 1388 | // Remember that we saw this volume so we're ready to accept user |
| 1389 | // metadata, or so we can annoy them when a private volume is ejected |
Jeff Sharkey | 3811f35 | 2019-05-14 11:54:36 -0600 | [diff] [blame] | 1390 | if (!TextUtils.isEmpty(vol.fsUuid)) { |
Jeff Sharkey | 5cc0df2 | 2015-06-17 19:44:05 -0700 | [diff] [blame] | 1391 | VolumeRecord rec = mRecords.get(vol.fsUuid); |
| 1392 | if (rec == null) { |
| 1393 | rec = new VolumeRecord(vol.type, vol.fsUuid); |
| 1394 | rec.partGuid = vol.partGuid; |
Jeff Sharkey | e8a4b66 | 2015-06-27 15:43:45 -0700 | [diff] [blame] | 1395 | rec.createdMillis = System.currentTimeMillis(); |
Jeff Sharkey | b36586a | 2015-04-27 08:42:28 -0700 | [diff] [blame] | 1396 | if (vol.type == VolumeInfo.TYPE_PRIVATE) { |
| 1397 | rec.nickname = vol.disk.getDescription(); |
| 1398 | } |
| 1399 | mRecords.put(rec.fsUuid, rec); |
Jeff Sharkey | 5cc0df2 | 2015-06-17 19:44:05 -0700 | [diff] [blame] | 1400 | } else { |
| 1401 | // Handle upgrade case where we didn't store partition GUID |
| 1402 | if (TextUtils.isEmpty(rec.partGuid)) { |
| 1403 | rec.partGuid = vol.partGuid; |
Jeff Sharkey | 5cc0df2 | 2015-06-17 19:44:05 -0700 | [diff] [blame] | 1404 | } |
Jeff Sharkey | b36586a | 2015-04-27 08:42:28 -0700 | [diff] [blame] | 1405 | } |
Jeff Sharkey | 3811f35 | 2019-05-14 11:54:36 -0600 | [diff] [blame] | 1406 | |
| 1407 | rec.lastSeenMillis = System.currentTimeMillis(); |
| 1408 | writeSettingsLocked(); |
Jeff Sharkey | b36586a | 2015-04-27 08:42:28 -0700 | [diff] [blame] | 1409 | } |
| 1410 | |
Jeff Sharkey | e6c04f9 | 2015-04-18 21:38:05 -0700 | [diff] [blame] | 1411 | mCallbacks.notifyVolumeStateChanged(vol, oldState, newState); |
| 1412 | |
Yasuhiro Matsuda | 87a38b5 | 2015-07-24 22:10:16 +0900 | [diff] [blame] | 1413 | // Do not broadcast before boot has completed to avoid launching the |
| 1414 | // processes that receive the intent unnecessarily. |
| 1415 | if (mBootCompleted && isBroadcastWorthy(vol)) { |
Jeff Sharkey | e6c04f9 | 2015-04-18 21:38:05 -0700 | [diff] [blame] | 1416 | final Intent intent = new Intent(VolumeInfo.ACTION_VOLUME_STATE_CHANGED); |
Jeff Sharkey | c7acac6 | 2015-06-12 16:16:56 -0700 | [diff] [blame] | 1417 | intent.putExtra(VolumeInfo.EXTRA_VOLUME_ID, vol.id); |
| 1418 | intent.putExtra(VolumeInfo.EXTRA_VOLUME_STATE, newState); |
Tony Mantler | f0d7105 | 2015-06-24 11:45:25 -0700 | [diff] [blame] | 1419 | intent.putExtra(VolumeRecord.EXTRA_FS_UUID, vol.fsUuid); |
Jeff Sharkey | 7732e1e | 2016-03-30 17:14:23 -0600 | [diff] [blame] | 1420 | intent.addFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT |
| 1421 | | Intent.FLAG_RECEIVER_INCLUDE_BACKGROUND); |
Jeff Sharkey | abc3e85 | 2015-08-03 14:41:13 -0700 | [diff] [blame] | 1422 | mHandler.obtainMessage(H_INTERNAL_BROADCAST, intent).sendToTarget(); |
Jeff Sharkey | e6c04f9 | 2015-04-18 21:38:05 -0700 | [diff] [blame] | 1423 | } |
Jeff Sharkey | b049e21 | 2012-09-07 23:16:01 -0700 | [diff] [blame] | 1424 | |
Jeff Sharkey | 7151a9a | 2015-04-04 15:22:37 -0700 | [diff] [blame] | 1425 | final String oldStateEnv = VolumeInfo.getEnvironmentForState(oldState); |
| 1426 | final String newStateEnv = VolumeInfo.getEnvironmentForState(newState); |
Emily Bernier | 92aa5a2 | 2014-07-07 10:11:48 -0400 | [diff] [blame] | 1427 | |
Jeff Sharkey | 7151a9a | 2015-04-04 15:22:37 -0700 | [diff] [blame] | 1428 | if (!Objects.equals(oldStateEnv, newStateEnv)) { |
| 1429 | // Kick state changed event towards all started users. Any users |
| 1430 | // started after this point will trigger additional |
| 1431 | // user-specific broadcasts. |
Jeff Sharkey | ce14cd0 | 2015-12-07 15:35:42 -0700 | [diff] [blame] | 1432 | for (int userId : mSystemUnlockedUsers) { |
Jeff Sharkey | 4634987 | 2015-07-28 10:49:47 -0700 | [diff] [blame] | 1433 | if (vol.isVisibleForRead(userId)) { |
Svet Ganov | 6ee871e | 2015-07-10 14:29:33 -0700 | [diff] [blame] | 1434 | final StorageVolume userVol = vol.buildStorageVolume(mContext, userId, false); |
Jeff Sharkey | 7151a9a | 2015-04-04 15:22:37 -0700 | [diff] [blame] | 1435 | mHandler.obtainMessage(H_VOLUME_BROADCAST, userVol).sendToTarget(); |
Jeff Sharkey | 4887789 | 2015-03-18 11:27:19 -0700 | [diff] [blame] | 1436 | |
Jeff Sharkey | 7151a9a | 2015-04-04 15:22:37 -0700 | [diff] [blame] | 1437 | mCallbacks.notifyStorageStateChanged(userVol.getPath(), oldStateEnv, |
| 1438 | newStateEnv); |
San Mehat | 4270e1e | 2010-01-29 05:32:19 -0800 | [diff] [blame] | 1439 | } |
| 1440 | } |
| 1441 | } |
Jeff Sharkey | 7151a9a | 2015-04-04 15:22:37 -0700 | [diff] [blame] | 1442 | |
Risan | 05c41e6 | 2018-10-29 08:57:43 +0900 | [diff] [blame] | 1443 | if ((vol.type == VolumeInfo.TYPE_PUBLIC || vol.type == VolumeInfo.TYPE_STUB) |
| 1444 | && vol.state == VolumeInfo.STATE_EJECTING) { |
Jeff Sharkey | 7151a9a | 2015-04-04 15:22:37 -0700 | [diff] [blame] | 1445 | // TODO: this should eventually be handled by new ObbVolume state changes |
| 1446 | /* |
| 1447 | * Some OBBs might have been unmounted when this volume was |
| 1448 | * unmounted, so send a message to the handler to let it know to |
| 1449 | * remove those from the list of mounted OBBS. |
| 1450 | */ |
| 1451 | mObbActionHandler.sendMessage(mObbActionHandler.obtainMessage( |
| 1452 | OBB_FLUSH_MOUNT_STATE, vol.path)); |
| 1453 | } |
Pavel Grafov | ce72ef0 | 2018-01-10 17:14:11 +0000 | [diff] [blame] | 1454 | maybeLogMediaMount(vol, newState); |
| 1455 | } |
| 1456 | |
| 1457 | private void maybeLogMediaMount(VolumeInfo vol, int newState) { |
| 1458 | if (!SecurityLog.isLoggingEnabled()) { |
| 1459 | return; |
| 1460 | } |
| 1461 | |
| 1462 | final DiskInfo disk = vol.getDisk(); |
| 1463 | if (disk == null || (disk.flags & (DiskInfo.FLAG_SD | DiskInfo.FLAG_USB)) == 0) { |
| 1464 | return; |
| 1465 | } |
| 1466 | |
| 1467 | // Sometimes there is a newline character. |
| 1468 | final String label = disk.label != null ? disk.label.trim() : ""; |
| 1469 | |
| 1470 | if (newState == VolumeInfo.STATE_MOUNTED |
| 1471 | || newState == VolumeInfo.STATE_MOUNTED_READ_ONLY) { |
| 1472 | SecurityLog.writeEvent(SecurityLog.TAG_MEDIA_MOUNT, vol.path, label); |
| 1473 | } else if (newState == VolumeInfo.STATE_UNMOUNTED |
| 1474 | || newState == VolumeInfo.STATE_BAD_REMOVAL) { |
| 1475 | SecurityLog.writeEvent(SecurityLog.TAG_MEDIA_UNMOUNT, vol.path, label); |
| 1476 | } |
San Mehat | 4270e1e | 2010-01-29 05:32:19 -0800 | [diff] [blame] | 1477 | } |
| 1478 | |
Andreas Gampe | a36dc62 | 2018-02-05 17:19:22 -0800 | [diff] [blame] | 1479 | @GuardedBy("mLock") |
Jeff Sharkey | 275e3e4 | 2015-04-24 16:10:32 -0700 | [diff] [blame] | 1480 | private void onMoveStatusLocked(int status) { |
| 1481 | if (mMoveCallback == null) { |
| 1482 | Slog.w(TAG, "Odd, status but no move requested"); |
| 1483 | return; |
| 1484 | } |
| 1485 | |
| 1486 | // TODO: estimate remaining time |
| 1487 | try { |
Jeff Sharkey | 50a0545 | 2015-04-29 11:24:52 -0700 | [diff] [blame] | 1488 | mMoveCallback.onStatusChanged(-1, status, -1); |
Jeff Sharkey | 275e3e4 | 2015-04-24 16:10:32 -0700 | [diff] [blame] | 1489 | } catch (RemoteException ignored) { |
| 1490 | } |
| 1491 | |
| 1492 | // We've finished copying and we're about to clean up old data, so |
| 1493 | // remember that move was successful if we get rebooted |
| 1494 | if (status == MOVE_STATUS_COPY_FINISHED) { |
| 1495 | Slog.d(TAG, "Move to " + mMoveTargetUuid + " copy phase finshed; persisting"); |
| 1496 | |
| 1497 | mPrimaryStorageUuid = mMoveTargetUuid; |
Jeff Sharkey | b36586a | 2015-04-27 08:42:28 -0700 | [diff] [blame] | 1498 | writeSettingsLocked(); |
Jeff Sharkey | 275e3e4 | 2015-04-24 16:10:32 -0700 | [diff] [blame] | 1499 | } |
| 1500 | |
| 1501 | if (PackageManager.isMoveStatusFinished(status)) { |
| 1502 | Slog.d(TAG, "Move to " + mMoveTargetUuid + " finished with status " + status); |
| 1503 | |
| 1504 | mMoveCallback = null; |
| 1505 | mMoveTargetUuid = null; |
| 1506 | } |
| 1507 | } |
| 1508 | |
Jeff Sharkey | 4887789 | 2015-03-18 11:27:19 -0700 | [diff] [blame] | 1509 | private void enforcePermission(String perm) { |
| 1510 | mContext.enforceCallingOrSelfPermission(perm, perm); |
Mike Lockwood | a5250c9 | 2011-05-23 13:44:04 -0400 | [diff] [blame] | 1511 | } |
| 1512 | |
Jeff Sharkey | 2e606d7 | 2015-07-27 14:19:54 -0700 | [diff] [blame] | 1513 | /** |
| 1514 | * Decide if volume is mountable per device policies. |
| 1515 | */ |
| 1516 | private boolean isMountDisallowed(VolumeInfo vol) { |
Philip P. Moltmann | ec3cbb2 | 2016-09-14 13:24:52 -0700 | [diff] [blame] | 1517 | UserManager userManager = mContext.getSystemService(UserManager.class); |
| 1518 | |
| 1519 | boolean isUsbRestricted = false; |
| 1520 | if (vol.disk != null && vol.disk.isUsb()) { |
| 1521 | isUsbRestricted = userManager.hasUserRestriction(UserManager.DISALLOW_USB_FILE_TRANSFER, |
Jeff Sharkey | 2e606d7 | 2015-07-27 14:19:54 -0700 | [diff] [blame] | 1522 | Binder.getCallingUserHandle()); |
Emily Bernier | 92aa5a2 | 2014-07-07 10:11:48 -0400 | [diff] [blame] | 1523 | } |
Philip P. Moltmann | ec3cbb2 | 2016-09-14 13:24:52 -0700 | [diff] [blame] | 1524 | |
| 1525 | boolean isTypeRestricted = false; |
Risan | 05c41e6 | 2018-10-29 08:57:43 +0900 | [diff] [blame] | 1526 | if (vol.type == VolumeInfo.TYPE_PUBLIC || vol.type == VolumeInfo.TYPE_PRIVATE |
| 1527 | || vol.type == VolumeInfo.TYPE_STUB) { |
Philip P. Moltmann | ec3cbb2 | 2016-09-14 13:24:52 -0700 | [diff] [blame] | 1528 | isTypeRestricted = userManager |
| 1529 | .hasUserRestriction(UserManager.DISALLOW_MOUNT_PHYSICAL_MEDIA, |
| 1530 | Binder.getCallingUserHandle()); |
| 1531 | } |
| 1532 | |
| 1533 | return isUsbRestricted || isTypeRestricted; |
Emily Bernier | 92aa5a2 | 2014-07-07 10:11:48 -0400 | [diff] [blame] | 1534 | } |
| 1535 | |
Amith Yamasani | 462ac3a | 2015-06-30 14:21:01 -0700 | [diff] [blame] | 1536 | private void enforceAdminUser() { |
| 1537 | UserManager um = (UserManager) mContext.getSystemService(Context.USER_SERVICE); |
| 1538 | final int callingUserId = UserHandle.getCallingUserId(); |
| 1539 | boolean isAdmin; |
| 1540 | long token = Binder.clearCallingIdentity(); |
| 1541 | try { |
| 1542 | isAdmin = um.getUserInfo(callingUserId).isAdmin(); |
| 1543 | } finally { |
| 1544 | Binder.restoreCallingIdentity(token); |
| 1545 | } |
| 1546 | if (!isAdmin) { |
| 1547 | throw new SecurityException("Only admin users can adopt sd cards"); |
| 1548 | } |
| 1549 | } |
| 1550 | |
Jeff Sharkey | b049e21 | 2012-09-07 23:16:01 -0700 | [diff] [blame] | 1551 | /** |
Sudheer Shanka | 2250d56 | 2016-11-07 15:41:02 -0800 | [diff] [blame] | 1552 | * Constructs a new StorageManagerService instance |
San Mehat | 207e538 | 2010-02-04 20:46:54 -0800 | [diff] [blame] | 1553 | * |
| 1554 | * @param context Binder context for this service |
| 1555 | */ |
Sudheer Shanka | 2250d56 | 2016-11-07 15:41:02 -0800 | [diff] [blame] | 1556 | public StorageManagerService(Context context) { |
Christopher Tate | d417d62 | 2013-08-19 16:14:25 -0700 | [diff] [blame] | 1557 | sSelf = this; |
| 1558 | |
Jeff Sharkey | 342b4bf | 2018-12-18 11:12:40 -0700 | [diff] [blame] | 1559 | // Snapshot feature flag used for this boot |
| 1560 | SystemProperties.set(StorageManager.PROP_ISOLATED_STORAGE_SNAPSHOT, Boolean.toString( |
Jeff Sharkey | 0637680 | 2019-02-11 12:20:02 -0700 | [diff] [blame] | 1561 | SystemProperties.getBoolean(StorageManager.PROP_ISOLATED_STORAGE, true))); |
shafik | 78fcd50 | 2019-09-25 13:50:04 +0100 | [diff] [blame] | 1562 | SystemProperties.set(StorageManager.PROP_FUSE_SNAPSHOT, Boolean.toString( |
| 1563 | SystemProperties.getBoolean(StorageManager.PROP_FUSE, false))); |
| 1564 | |
Zim | 17be6f9 | 2019-09-25 14:37:55 +0100 | [diff] [blame] | 1565 | mIsFuseEnabled = SystemProperties.getBoolean(StorageManager.PROP_FUSE_SNAPSHOT, false); |
San Mehat | 207e538 | 2010-02-04 20:46:54 -0800 | [diff] [blame] | 1566 | mContext = context; |
Jeff Sharkey | 5d0c55c | 2019-01-24 14:32:31 -0700 | [diff] [blame] | 1567 | mResolver = mContext.getContentResolver(); |
Jeff Sharkey | 7151a9a | 2015-04-04 15:22:37 -0700 | [diff] [blame] | 1568 | mCallbacks = new Callbacks(FgThread.get().getLooper()); |
Jeff Sharkey | b9fe537 | 2015-12-03 15:23:08 -0700 | [diff] [blame] | 1569 | mLockPatternUtils = new LockPatternUtils(mContext); |
San Mehat | 207e538 | 2010-02-04 20:46:54 -0800 | [diff] [blame] | 1570 | |
Dianne Hackborn | efa92b2 | 2013-05-03 14:11:43 -0700 | [diff] [blame] | 1571 | HandlerThread hthread = new HandlerThread(TAG); |
| 1572 | hthread.start(); |
Sudheer Shanka | 2250d56 | 2016-11-07 15:41:02 -0800 | [diff] [blame] | 1573 | mHandler = new StorageManagerServiceHandler(hthread.getLooper()); |
Daniel Sandler | 5f27ef4 | 2010-03-16 15:42:02 -0400 | [diff] [blame] | 1574 | |
Sudheer Shanka | 2250d56 | 2016-11-07 15:41:02 -0800 | [diff] [blame] | 1575 | // Add OBB Action Handler to StorageManagerService thread. |
Dianne Hackborn | 8d044e8 | 2013-04-30 17:24:15 -0700 | [diff] [blame] | 1576 | mObbActionHandler = new ObbActionHandler(IoThread.get().getLooper()); |
Kenny Root | a02b8b0 | 2010-08-05 16:14:17 -0700 | [diff] [blame] | 1577 | |
Zim | 17be6f9 | 2019-09-25 14:37:55 +0100 | [diff] [blame] | 1578 | mStorageSessionController = new StorageSessionController(mContext, mIsFuseEnabled); |
Zim | 42f1e9f | 2019-08-15 17:35:00 +0100 | [diff] [blame] | 1579 | |
Christopher Tate | 7265abe | 2014-11-21 13:54:45 -0800 | [diff] [blame] | 1580 | // Initialize the last-fstrim tracking if necessary |
| 1581 | File dataDir = Environment.getDataDirectory(); |
| 1582 | File systemDir = new File(dataDir, "system"); |
| 1583 | mLastMaintenanceFile = new File(systemDir, LAST_FSTRIM_FILE); |
| 1584 | if (!mLastMaintenanceFile.exists()) { |
| 1585 | // Not setting mLastMaintenance here means that we will force an |
| 1586 | // fstrim during reboot following the OTA that installs this code. |
| 1587 | try { |
| 1588 | (new FileOutputStream(mLastMaintenanceFile)).close(); |
| 1589 | } catch (IOException e) { |
| 1590 | Slog.e(TAG, "Unable to create fstrim record " + mLastMaintenanceFile.getPath()); |
| 1591 | } |
| 1592 | } else { |
| 1593 | mLastMaintenance = mLastMaintenanceFile.lastModified(); |
| 1594 | } |
| 1595 | |
Jeff Sharkey | b36586a | 2015-04-27 08:42:28 -0700 | [diff] [blame] | 1596 | mSettingsFile = new AtomicFile( |
Dianne Hackborn | e17b445 | 2018-01-10 13:15:40 -0800 | [diff] [blame] | 1597 | new File(Environment.getDataSystemDirectory(), "storage.xml"), "storage-settings"); |
Jeff Sharkey | d95d3bf | 2015-04-14 21:39:44 -0700 | [diff] [blame] | 1598 | |
| 1599 | synchronized (mLock) { |
Jeff Sharkey | b36586a | 2015-04-27 08:42:28 -0700 | [diff] [blame] | 1600 | readSettingsLocked(); |
Jeff Sharkey | d95d3bf | 2015-04-14 21:39:44 -0700 | [diff] [blame] | 1601 | } |
| 1602 | |
Sudheer Shanka | 2250d56 | 2016-11-07 15:41:02 -0800 | [diff] [blame] | 1603 | LocalServices.addService(StorageManagerInternal.class, mStorageManagerInternal); |
Svet Ganov | 6ee871e | 2015-07-10 14:29:33 -0700 | [diff] [blame] | 1604 | |
Jeff Sharkey | bcd262d | 2015-06-10 09:41:17 -0700 | [diff] [blame] | 1605 | final IntentFilter userFilter = new IntentFilter(); |
| 1606 | userFilter.addAction(Intent.ACTION_USER_ADDED); |
| 1607 | userFilter.addAction(Intent.ACTION_USER_REMOVED); |
| 1608 | mContext.registerReceiver(mUserReceiver, userFilter, null, mHandler); |
| 1609 | |
Jeff Sharkey | 5a9bb74 | 2015-11-03 10:15:57 -0800 | [diff] [blame] | 1610 | synchronized (mLock) { |
| 1611 | addInternalVolumeLocked(); |
| 1612 | } |
Amith Yamasani | a789248 | 2015-08-07 11:09:05 -0700 | [diff] [blame] | 1613 | |
Kenny Root | 07714d4 | 2011-08-17 17:49:28 -0700 | [diff] [blame] | 1614 | // Add ourself to the Watchdog monitors if enabled. |
| 1615 | if (WATCHDOG_ENABLE) { |
| 1616 | Watchdog.getInstance().addMonitor(this); |
| 1617 | } |
San Mehat | 207e538 | 2010-02-04 20:46:54 -0800 | [diff] [blame] | 1618 | } |
| 1619 | |
Abhijeet Kaur | b984771 | 2019-11-19 16:35:47 +0000 | [diff] [blame] | 1620 | /** |
| 1621 | * Checks if user changed the persistent settings_fuse flag from Settings UI |
| 1622 | * and updates PROP_FUSE (reboots if changed). |
| 1623 | */ |
| 1624 | private void updateFusePropFromSettings() { |
| 1625 | Boolean settingsFuseFlag = SystemProperties.getBoolean((FeatureFlagUtils.PERSIST_PREFIX |
| 1626 | + FeatureFlagUtils.SETTINGS_FUSE_FLAG), false); |
| 1627 | Slog.d(TAG, "The value of Settings Fuse Flag is " + settingsFuseFlag); |
| 1628 | if (SystemProperties.getBoolean(StorageManager.PROP_FUSE, false) != settingsFuseFlag) { |
| 1629 | Slog.d(TAG, "Set persist.sys.fuse to " + settingsFuseFlag); |
| 1630 | SystemProperties.set(StorageManager.PROP_FUSE, Boolean.toString(settingsFuseFlag)); |
| 1631 | // Perform hard reboot to kick policy into place |
| 1632 | mContext.getSystemService(PowerManager.class).reboot("Reboot device for FUSE system" |
| 1633 | + "property change to take effect"); |
| 1634 | } |
| 1635 | } |
| 1636 | |
Jeff Sharkey | cd57599 | 2016-03-29 14:12:49 -0600 | [diff] [blame] | 1637 | private void start() { |
peter.zhang | b0d11d1 | 2019-06-13 16:39:30 +0800 | [diff] [blame] | 1638 | connectStoraged(); |
| 1639 | connectVold(); |
Jeff Sharkey | cd57599 | 2016-03-29 14:12:49 -0600 | [diff] [blame] | 1640 | } |
| 1641 | |
peter.zhang | b0d11d1 | 2019-06-13 16:39:30 +0800 | [diff] [blame] | 1642 | private void connectStoraged() { |
Jin Qian | 12690d5 | 2017-10-13 18:17:04 -0700 | [diff] [blame] | 1643 | IBinder binder = ServiceManager.getService("storaged"); |
| 1644 | if (binder != null) { |
| 1645 | try { |
| 1646 | binder.linkToDeath(new DeathRecipient() { |
| 1647 | @Override |
| 1648 | public void binderDied() { |
| 1649 | Slog.w(TAG, "storaged died; reconnecting"); |
| 1650 | mStoraged = null; |
peter.zhang | b0d11d1 | 2019-06-13 16:39:30 +0800 | [diff] [blame] | 1651 | connectStoraged(); |
Jin Qian | 12690d5 | 2017-10-13 18:17:04 -0700 | [diff] [blame] | 1652 | } |
| 1653 | }, 0); |
| 1654 | } catch (RemoteException e) { |
| 1655 | binder = null; |
| 1656 | } |
| 1657 | } |
| 1658 | |
| 1659 | if (binder != null) { |
| 1660 | mStoraged = IStoraged.Stub.asInterface(binder); |
| 1661 | } else { |
| 1662 | Slog.w(TAG, "storaged not found; trying again"); |
| 1663 | } |
| 1664 | |
peter.zhang | b0d11d1 | 2019-06-13 16:39:30 +0800 | [diff] [blame] | 1665 | if (mStoraged == null) { |
| 1666 | BackgroundThread.getHandler().postDelayed(() -> { |
| 1667 | connectStoraged(); |
| 1668 | }, DateUtils.SECOND_IN_MILLIS); |
| 1669 | } else { |
| 1670 | onDaemonConnected(); |
| 1671 | } |
| 1672 | } |
| 1673 | |
| 1674 | private void connectVold() { |
| 1675 | IBinder binder = ServiceManager.getService("vold"); |
Jeff Sharkey | 1019de9 | 2017-09-06 13:47:03 -0600 | [diff] [blame] | 1676 | if (binder != null) { |
| 1677 | try { |
| 1678 | binder.linkToDeath(new DeathRecipient() { |
| 1679 | @Override |
| 1680 | public void binderDied() { |
| 1681 | Slog.w(TAG, "vold died; reconnecting"); |
Jin Qian | 12690d5 | 2017-10-13 18:17:04 -0700 | [diff] [blame] | 1682 | mVold = null; |
peter.zhang | b0d11d1 | 2019-06-13 16:39:30 +0800 | [diff] [blame] | 1683 | connectVold(); |
Jeff Sharkey | 1019de9 | 2017-09-06 13:47:03 -0600 | [diff] [blame] | 1684 | } |
| 1685 | }, 0); |
| 1686 | } catch (RemoteException e) { |
| 1687 | binder = null; |
| 1688 | } |
| 1689 | } |
| 1690 | |
| 1691 | if (binder != null) { |
| 1692 | mVold = IVold.Stub.asInterface(binder); |
Jeff Sharkey | 8058fe6 | 2017-09-13 11:50:33 -0600 | [diff] [blame] | 1693 | try { |
| 1694 | mVold.setListener(mListener); |
Jeff Sharkey | 8058fe6 | 2017-09-13 11:50:33 -0600 | [diff] [blame] | 1695 | } catch (RemoteException e) { |
Jin Qian | 12690d5 | 2017-10-13 18:17:04 -0700 | [diff] [blame] | 1696 | mVold = null; |
Jeff Sharkey | 8058fe6 | 2017-09-13 11:50:33 -0600 | [diff] [blame] | 1697 | Slog.w(TAG, "vold listener rejected; trying again", e); |
| 1698 | } |
Jeff Sharkey | 1019de9 | 2017-09-06 13:47:03 -0600 | [diff] [blame] | 1699 | } else { |
| 1700 | Slog.w(TAG, "vold not found; trying again"); |
Jeff Sharkey | 1019de9 | 2017-09-06 13:47:03 -0600 | [diff] [blame] | 1701 | } |
Jeff Sharkey | 8058fe6 | 2017-09-13 11:50:33 -0600 | [diff] [blame] | 1702 | |
peter.zhang | b0d11d1 | 2019-06-13 16:39:30 +0800 | [diff] [blame] | 1703 | if (mVold == null) { |
Jin Qian | 12690d5 | 2017-10-13 18:17:04 -0700 | [diff] [blame] | 1704 | BackgroundThread.getHandler().postDelayed(() -> { |
peter.zhang | b0d11d1 | 2019-06-13 16:39:30 +0800 | [diff] [blame] | 1705 | connectVold(); |
Jin Qian | 12690d5 | 2017-10-13 18:17:04 -0700 | [diff] [blame] | 1706 | }, DateUtils.SECOND_IN_MILLIS); |
| 1707 | } else { |
| 1708 | onDaemonConnected(); |
| 1709 | } |
Jeff Sharkey | 1019de9 | 2017-09-06 13:47:03 -0600 | [diff] [blame] | 1710 | } |
| 1711 | |
Jeff Sharkey | 11697f5 | 2018-12-13 10:14:42 -0700 | [diff] [blame] | 1712 | private void servicesReady() { |
Sudheer Shanka | ff58507 | 2019-01-29 23:19:45 -0800 | [diff] [blame] | 1713 | mPmInternal = LocalServices.getService(PackageManagerInternal.class); |
Sudheer Shanka | ff58507 | 2019-01-29 23:19:45 -0800 | [diff] [blame] | 1714 | |
| 1715 | mIPackageManager = IPackageManager.Stub.asInterface( |
| 1716 | ServiceManager.getService("package")); |
| 1717 | mIAppOpsService = IAppOpsService.Stub.asInterface( |
| 1718 | ServiceManager.getService(Context.APP_OPS_SERVICE)); |
Zim | 74a9bba | 2019-09-03 20:49:13 +0100 | [diff] [blame] | 1719 | |
| 1720 | ProviderInfo provider = mPmInternal.resolveContentProvider( |
| 1721 | MediaStore.AUTHORITY, PackageManager.MATCH_DIRECT_BOOT_AWARE |
| 1722 | | PackageManager.MATCH_DIRECT_BOOT_UNAWARE, |
| 1723 | UserHandle.getUserId(UserHandle.USER_SYSTEM)); |
| 1724 | if (provider != null) { |
Martijn Coenen | 44db1ac | 2019-12-03 16:06:19 +0100 | [diff] [blame] | 1725 | mMediaStoreAuthorityAppId = UserHandle.getAppId(provider.applicationInfo.uid); |
Zim | 74a9bba | 2019-09-03 20:49:13 +0100 | [diff] [blame] | 1726 | } |
| 1727 | |
Sudheer Shanka | ff58507 | 2019-01-29 23:19:45 -0800 | [diff] [blame] | 1728 | try { |
| 1729 | mIAppOpsService.startWatchingMode(OP_REQUEST_INSTALL_PACKAGES, null, mAppOpsCallback); |
Sudheer Shanka | 783c90e | 2019-04-12 13:55:20 -0700 | [diff] [blame] | 1730 | mIAppOpsService.startWatchingMode(OP_LEGACY_STORAGE, null, mAppOpsCallback); |
Sudheer Shanka | ff58507 | 2019-01-29 23:19:45 -0800 | [diff] [blame] | 1731 | } catch (RemoteException e) { |
| 1732 | } |
Jeff Sharkey | 11697f5 | 2018-12-13 10:14:42 -0700 | [diff] [blame] | 1733 | } |
| 1734 | |
| 1735 | private static long getLastAccessTime(AppOpsManager manager, |
| 1736 | int uid, String packageName, int[] ops) { |
| 1737 | long maxTime = 0; |
| 1738 | final List<AppOpsManager.PackageOps> pkgs = manager.getOpsForPackage(uid, packageName, ops); |
Eugene Susla | 04d021c | 2018-12-17 14:49:59 -0800 | [diff] [blame] | 1739 | for (AppOpsManager.PackageOps pkg : CollectionUtils.emptyIfNull(pkgs)) { |
| 1740 | for (AppOpsManager.OpEntry op : CollectionUtils.emptyIfNull(pkg.getOps())) { |
Svet Ganov | af189e3 | 2019-02-15 18:45:29 -0800 | [diff] [blame] | 1741 | maxTime = Math.max(maxTime, op.getLastAccessTime( |
| 1742 | AppOpsManager.OP_FLAGS_ALL_TRUSTED)); |
Jeff Sharkey | 11697f5 | 2018-12-13 10:14:42 -0700 | [diff] [blame] | 1743 | } |
| 1744 | } |
| 1745 | return maxTime; |
| 1746 | } |
| 1747 | |
Jeff Sharkey | 56e6293 | 2015-03-21 20:41:00 -0700 | [diff] [blame] | 1748 | private void systemReady() { |
Wale Ogunwale | 6767eae | 2018-05-03 15:52:51 -0700 | [diff] [blame] | 1749 | LocalServices.getService(ActivityTaskManagerInternal.class) |
Jeff Sharkey | 9765e44 | 2017-12-14 22:15:14 -0700 | [diff] [blame] | 1750 | .registerScreenObserver(this); |
| 1751 | |
Jeff Sharkey | b049e21 | 2012-09-07 23:16:01 -0700 | [diff] [blame] | 1752 | mHandler.obtainMessage(H_SYSTEM_READY).sendToTarget(); |
| 1753 | } |
| 1754 | |
Yasuhiro Matsuda | 87a38b5 | 2015-07-24 22:10:16 +0900 | [diff] [blame] | 1755 | private void bootCompleted() { |
| 1756 | mBootCompleted = true; |
Daniel Rosenberg | 137aed1 | 2019-03-15 18:41:11 -0700 | [diff] [blame] | 1757 | mHandler.obtainMessage(H_BOOT_COMPLETED).sendToTarget(); |
Abhijeet Kaur | 10c5655 | 2019-12-04 14:17:40 +0000 | [diff] [blame] | 1758 | updateFusePropFromSettings(); |
Daniel Rosenberg | 137aed1 | 2019-03-15 18:41:11 -0700 | [diff] [blame] | 1759 | } |
| 1760 | |
| 1761 | private void handleBootCompleted() { |
| 1762 | initIfBootedAndConnected(); |
| 1763 | resetIfBootedAndConnected(); |
Yasuhiro Matsuda | 87a38b5 | 2015-07-24 22:10:16 +0900 | [diff] [blame] | 1764 | } |
| 1765 | |
Jeff Sharkey | fced534 | 2015-05-10 14:53:34 -0700 | [diff] [blame] | 1766 | private String getDefaultPrimaryStorageUuid() { |
| 1767 | if (SystemProperties.getBoolean(StorageManager.PROP_PRIMARY_PHYSICAL, false)) { |
| 1768 | return StorageManager.UUID_PRIMARY_PHYSICAL; |
| 1769 | } else { |
| 1770 | return StorageManager.UUID_PRIVATE_INTERNAL; |
| 1771 | } |
| 1772 | } |
| 1773 | |
Andreas Gampe | a36dc62 | 2018-02-05 17:19:22 -0800 | [diff] [blame] | 1774 | @GuardedBy("mLock") |
Jeff Sharkey | b36586a | 2015-04-27 08:42:28 -0700 | [diff] [blame] | 1775 | private void readSettingsLocked() { |
| 1776 | mRecords.clear(); |
Jeff Sharkey | fced534 | 2015-05-10 14:53:34 -0700 | [diff] [blame] | 1777 | mPrimaryStorageUuid = getDefaultPrimaryStorageUuid(); |
Jeff Sharkey | d95d3bf | 2015-04-14 21:39:44 -0700 | [diff] [blame] | 1778 | |
| 1779 | FileInputStream fis = null; |
| 1780 | try { |
Jeff Sharkey | b36586a | 2015-04-27 08:42:28 -0700 | [diff] [blame] | 1781 | fis = mSettingsFile.openRead(); |
Jeff Sharkey | d95d3bf | 2015-04-14 21:39:44 -0700 | [diff] [blame] | 1782 | final XmlPullParser in = Xml.newPullParser(); |
Wojciech Staszkiewicz | 9e9e2e7 | 2015-05-08 14:58:46 +0100 | [diff] [blame] | 1783 | in.setInput(fis, StandardCharsets.UTF_8.name()); |
Jeff Sharkey | d95d3bf | 2015-04-14 21:39:44 -0700 | [diff] [blame] | 1784 | |
| 1785 | int type; |
| 1786 | while ((type = in.next()) != END_DOCUMENT) { |
| 1787 | if (type == START_TAG) { |
| 1788 | final String tag = in.getName(); |
Jeff Sharkey | 620b32b | 2015-04-23 19:36:02 -0700 | [diff] [blame] | 1789 | if (TAG_VOLUMES.equals(tag)) { |
| 1790 | final int version = readIntAttribute(in, ATTR_VERSION, VERSION_INIT); |
Jeff Sharkey | fced534 | 2015-05-10 14:53:34 -0700 | [diff] [blame] | 1791 | final boolean primaryPhysical = SystemProperties.getBoolean( |
| 1792 | StorageManager.PROP_PRIMARY_PHYSICAL, false); |
| 1793 | final boolean validAttr = (version >= VERSION_FIX_PRIMARY) |
| 1794 | || (version >= VERSION_ADD_PRIMARY && !primaryPhysical); |
| 1795 | if (validAttr) { |
Jeff Sharkey | 620b32b | 2015-04-23 19:36:02 -0700 | [diff] [blame] | 1796 | mPrimaryStorageUuid = readStringAttribute(in, |
| 1797 | ATTR_PRIMARY_STORAGE_UUID); |
Jeff Sharkey | 620b32b | 2015-04-23 19:36:02 -0700 | [diff] [blame] | 1798 | } |
Jeff Sharkey | 620b32b | 2015-04-23 19:36:02 -0700 | [diff] [blame] | 1799 | } else if (TAG_VOLUME.equals(tag)) { |
Jeff Sharkey | b36586a | 2015-04-27 08:42:28 -0700 | [diff] [blame] | 1800 | final VolumeRecord rec = readVolumeRecord(in); |
| 1801 | mRecords.put(rec.fsUuid, rec); |
Jeff Sharkey | d95d3bf | 2015-04-14 21:39:44 -0700 | [diff] [blame] | 1802 | } |
| 1803 | } |
| 1804 | } |
| 1805 | } catch (FileNotFoundException e) { |
| 1806 | // Missing metadata is okay, probably first boot |
| 1807 | } catch (IOException e) { |
| 1808 | Slog.wtf(TAG, "Failed reading metadata", e); |
| 1809 | } catch (XmlPullParserException e) { |
| 1810 | Slog.wtf(TAG, "Failed reading metadata", e); |
| 1811 | } finally { |
| 1812 | IoUtils.closeQuietly(fis); |
| 1813 | } |
| 1814 | } |
| 1815 | |
Andreas Gampe | a36dc62 | 2018-02-05 17:19:22 -0800 | [diff] [blame] | 1816 | @GuardedBy("mLock") |
Jeff Sharkey | b36586a | 2015-04-27 08:42:28 -0700 | [diff] [blame] | 1817 | private void writeSettingsLocked() { |
Jeff Sharkey | d95d3bf | 2015-04-14 21:39:44 -0700 | [diff] [blame] | 1818 | FileOutputStream fos = null; |
| 1819 | try { |
Jeff Sharkey | b36586a | 2015-04-27 08:42:28 -0700 | [diff] [blame] | 1820 | fos = mSettingsFile.startWrite(); |
Jeff Sharkey | d95d3bf | 2015-04-14 21:39:44 -0700 | [diff] [blame] | 1821 | |
| 1822 | XmlSerializer out = new FastXmlSerializer(); |
Wojciech Staszkiewicz | 9e9e2e7 | 2015-05-08 14:58:46 +0100 | [diff] [blame] | 1823 | out.setOutput(fos, StandardCharsets.UTF_8.name()); |
Jeff Sharkey | d95d3bf | 2015-04-14 21:39:44 -0700 | [diff] [blame] | 1824 | out.startDocument(null, true); |
| 1825 | out.startTag(null, TAG_VOLUMES); |
Jeff Sharkey | fced534 | 2015-05-10 14:53:34 -0700 | [diff] [blame] | 1826 | writeIntAttribute(out, ATTR_VERSION, VERSION_FIX_PRIMARY); |
Jeff Sharkey | 620b32b | 2015-04-23 19:36:02 -0700 | [diff] [blame] | 1827 | writeStringAttribute(out, ATTR_PRIMARY_STORAGE_UUID, mPrimaryStorageUuid); |
Jeff Sharkey | b36586a | 2015-04-27 08:42:28 -0700 | [diff] [blame] | 1828 | final int size = mRecords.size(); |
Jeff Sharkey | d95d3bf | 2015-04-14 21:39:44 -0700 | [diff] [blame] | 1829 | for (int i = 0; i < size; i++) { |
Jeff Sharkey | b36586a | 2015-04-27 08:42:28 -0700 | [diff] [blame] | 1830 | final VolumeRecord rec = mRecords.valueAt(i); |
| 1831 | writeVolumeRecord(out, rec); |
Jeff Sharkey | d95d3bf | 2015-04-14 21:39:44 -0700 | [diff] [blame] | 1832 | } |
| 1833 | out.endTag(null, TAG_VOLUMES); |
| 1834 | out.endDocument(); |
| 1835 | |
Jeff Sharkey | b36586a | 2015-04-27 08:42:28 -0700 | [diff] [blame] | 1836 | mSettingsFile.finishWrite(fos); |
Jeff Sharkey | d95d3bf | 2015-04-14 21:39:44 -0700 | [diff] [blame] | 1837 | } catch (IOException e) { |
| 1838 | if (fos != null) { |
Jeff Sharkey | b36586a | 2015-04-27 08:42:28 -0700 | [diff] [blame] | 1839 | mSettingsFile.failWrite(fos); |
Jeff Sharkey | d95d3bf | 2015-04-14 21:39:44 -0700 | [diff] [blame] | 1840 | } |
| 1841 | } |
| 1842 | } |
| 1843 | |
Jeff Sharkey | b36586a | 2015-04-27 08:42:28 -0700 | [diff] [blame] | 1844 | public static VolumeRecord readVolumeRecord(XmlPullParser in) throws IOException { |
| 1845 | final int type = readIntAttribute(in, ATTR_TYPE); |
| 1846 | final String fsUuid = readStringAttribute(in, ATTR_FS_UUID); |
| 1847 | final VolumeRecord meta = new VolumeRecord(type, fsUuid); |
Jeff Sharkey | 5cc0df2 | 2015-06-17 19:44:05 -0700 | [diff] [blame] | 1848 | meta.partGuid = readStringAttribute(in, ATTR_PART_GUID); |
Jeff Sharkey | b36586a | 2015-04-27 08:42:28 -0700 | [diff] [blame] | 1849 | meta.nickname = readStringAttribute(in, ATTR_NICKNAME); |
| 1850 | meta.userFlags = readIntAttribute(in, ATTR_USER_FLAGS); |
Jeff Sharkey | 3811f35 | 2019-05-14 11:54:36 -0600 | [diff] [blame] | 1851 | meta.createdMillis = readLongAttribute(in, ATTR_CREATED_MILLIS, 0); |
| 1852 | meta.lastSeenMillis = readLongAttribute(in, ATTR_LAST_SEEN_MILLIS, 0); |
| 1853 | meta.lastTrimMillis = readLongAttribute(in, ATTR_LAST_TRIM_MILLIS, 0); |
| 1854 | meta.lastBenchMillis = readLongAttribute(in, ATTR_LAST_BENCH_MILLIS, 0); |
Jeff Sharkey | b36586a | 2015-04-27 08:42:28 -0700 | [diff] [blame] | 1855 | return meta; |
| 1856 | } |
| 1857 | |
| 1858 | public static void writeVolumeRecord(XmlSerializer out, VolumeRecord rec) throws IOException { |
| 1859 | out.startTag(null, TAG_VOLUME); |
| 1860 | writeIntAttribute(out, ATTR_TYPE, rec.type); |
| 1861 | writeStringAttribute(out, ATTR_FS_UUID, rec.fsUuid); |
Jeff Sharkey | 5cc0df2 | 2015-06-17 19:44:05 -0700 | [diff] [blame] | 1862 | writeStringAttribute(out, ATTR_PART_GUID, rec.partGuid); |
Jeff Sharkey | b36586a | 2015-04-27 08:42:28 -0700 | [diff] [blame] | 1863 | writeStringAttribute(out, ATTR_NICKNAME, rec.nickname); |
| 1864 | writeIntAttribute(out, ATTR_USER_FLAGS, rec.userFlags); |
Jeff Sharkey | e8a4b66 | 2015-06-27 15:43:45 -0700 | [diff] [blame] | 1865 | writeLongAttribute(out, ATTR_CREATED_MILLIS, rec.createdMillis); |
Jeff Sharkey | 3811f35 | 2019-05-14 11:54:36 -0600 | [diff] [blame] | 1866 | writeLongAttribute(out, ATTR_LAST_SEEN_MILLIS, rec.lastSeenMillis); |
Jeff Sharkey | e8a4b66 | 2015-06-27 15:43:45 -0700 | [diff] [blame] | 1867 | writeLongAttribute(out, ATTR_LAST_TRIM_MILLIS, rec.lastTrimMillis); |
| 1868 | writeLongAttribute(out, ATTR_LAST_BENCH_MILLIS, rec.lastBenchMillis); |
Jeff Sharkey | b36586a | 2015-04-27 08:42:28 -0700 | [diff] [blame] | 1869 | out.endTag(null, TAG_VOLUME); |
| 1870 | } |
| 1871 | |
San Mehat | 207e538 | 2010-02-04 20:46:54 -0800 | [diff] [blame] | 1872 | /** |
San Mehat | 4270e1e | 2010-01-29 05:32:19 -0800 | [diff] [blame] | 1873 | * Exposed API calls below here |
| 1874 | */ |
| 1875 | |
Jeff Sharkey | 7151a9a | 2015-04-04 15:22:37 -0700 | [diff] [blame] | 1876 | @Override |
Sudheer Shanka | 2250d56 | 2016-11-07 15:41:02 -0800 | [diff] [blame] | 1877 | public void registerListener(IStorageEventListener listener) { |
Jeff Sharkey | 7151a9a | 2015-04-04 15:22:37 -0700 | [diff] [blame] | 1878 | mCallbacks.register(listener); |
San Mehat | 4270e1e | 2010-01-29 05:32:19 -0800 | [diff] [blame] | 1879 | } |
| 1880 | |
Jeff Sharkey | 7151a9a | 2015-04-04 15:22:37 -0700 | [diff] [blame] | 1881 | @Override |
Sudheer Shanka | 2250d56 | 2016-11-07 15:41:02 -0800 | [diff] [blame] | 1882 | public void unregisterListener(IStorageEventListener listener) { |
Jeff Sharkey | 7151a9a | 2015-04-04 15:22:37 -0700 | [diff] [blame] | 1883 | mCallbacks.unregister(listener); |
San Mehat | 4270e1e | 2010-01-29 05:32:19 -0800 | [diff] [blame] | 1884 | } |
| 1885 | |
Jeff Sharkey | 4887789 | 2015-03-18 11:27:19 -0700 | [diff] [blame] | 1886 | @Override |
Sudheer Shanka | 2250d56 | 2016-11-07 15:41:02 -0800 | [diff] [blame] | 1887 | public void shutdown(final IStorageShutdownObserver observer) { |
Jeff Sharkey | 4887789 | 2015-03-18 11:27:19 -0700 | [diff] [blame] | 1888 | enforcePermission(android.Manifest.permission.SHUTDOWN); |
San Mehat | 4270e1e | 2010-01-29 05:32:19 -0800 | [diff] [blame] | 1889 | |
San Mehat | a507859 | 2010-03-25 09:36:54 -0700 | [diff] [blame] | 1890 | Slog.i(TAG, "Shutting down"); |
Jeff Sharkey | 4887789 | 2015-03-18 11:27:19 -0700 | [diff] [blame] | 1891 | mHandler.obtainMessage(H_SHUTDOWN, observer).sendToTarget(); |
San Mehat | 4270e1e | 2010-01-29 05:32:19 -0800 | [diff] [blame] | 1892 | } |
| 1893 | |
Jeff Sharkey | 4887789 | 2015-03-18 11:27:19 -0700 | [diff] [blame] | 1894 | @Override |
Jeff Sharkey | 7151a9a | 2015-04-04 15:22:37 -0700 | [diff] [blame] | 1895 | public void mount(String volId) { |
| 1896 | enforcePermission(android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS); |
Jeff Sharkey | 7151a9a | 2015-04-04 15:22:37 -0700 | [diff] [blame] | 1897 | |
Jeff Sharkey | ef10ee0 | 2015-07-05 14:17:27 -0700 | [diff] [blame] | 1898 | final VolumeInfo vol = findVolumeByIdOrThrow(volId); |
Jeff Sharkey | 2e606d7 | 2015-07-27 14:19:54 -0700 | [diff] [blame] | 1899 | if (isMountDisallowed(vol)) { |
| 1900 | throw new SecurityException("Mounting " + volId + " restricted by policy"); |
Jeff Sharkey | 7151a9a | 2015-04-04 15:22:37 -0700 | [diff] [blame] | 1901 | } |
Zim | 17be6f9 | 2019-09-25 14:37:55 +0100 | [diff] [blame] | 1902 | |
Sudheer Shanka | 3f0645b | 2018-09-18 13:07:59 -0700 | [diff] [blame] | 1903 | mount(vol); |
| 1904 | } |
| 1905 | |
Zim | 17be6f9 | 2019-09-25 14:37:55 +0100 | [diff] [blame] | 1906 | private void mount(VolumeInfo vol) { |
Jeff Sharkey | 7151a9a | 2015-04-04 15:22:37 -0700 | [diff] [blame] | 1907 | try { |
Zim | 17be6f9 | 2019-09-25 14:37:55 +0100 | [diff] [blame] | 1908 | // TODO(b/135341433): Remove paranoid logging when FUSE is stable |
| 1909 | Slog.i(TAG, "Mounting volume " + vol); |
Zim | 95eca1d | 2019-11-15 18:03:00 +0000 | [diff] [blame] | 1910 | mVold.mount(vol.id, vol.mountFlags, vol.mountUserId, new IVoldMountCallback.Stub() { |
| 1911 | @Override |
| 1912 | public boolean onVolumeChecking(FileDescriptor deviceFd, String path, |
| 1913 | String internalPath) { |
| 1914 | vol.path = path; |
| 1915 | vol.internalPath = internalPath; |
| 1916 | try { |
| 1917 | mStorageSessionController.onVolumeMount(deviceFd, vol); |
| 1918 | return true; |
| 1919 | } catch (ExternalStorageServiceException e) { |
| 1920 | Slog.i(TAG, "Failed to mount volume " + vol, e); |
| 1921 | return false; |
| 1922 | } |
| 1923 | } |
| 1924 | }); |
Zim | 17be6f9 | 2019-09-25 14:37:55 +0100 | [diff] [blame] | 1925 | Slog.i(TAG, "Mounted volume " + vol); |
Jeff Sharkey | ace874b | 2017-09-07 15:27:33 -0600 | [diff] [blame] | 1926 | } catch (Exception e) { |
| 1927 | Slog.wtf(TAG, e); |
Jeff Sharkey | 7151a9a | 2015-04-04 15:22:37 -0700 | [diff] [blame] | 1928 | } |
| 1929 | } |
| 1930 | |
| 1931 | @Override |
| 1932 | public void unmount(String volId) { |
| 1933 | enforcePermission(android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS); |
Jeff Sharkey | 7151a9a | 2015-04-04 15:22:37 -0700 | [diff] [blame] | 1934 | |
Jeff Sharkey | ef10ee0 | 2015-07-05 14:17:27 -0700 | [diff] [blame] | 1935 | final VolumeInfo vol = findVolumeByIdOrThrow(volId); |
Sudheer Shanka | 3f0645b | 2018-09-18 13:07:59 -0700 | [diff] [blame] | 1936 | unmount(vol); |
| 1937 | } |
| 1938 | |
| 1939 | private void unmount(VolumeInfo vol) { |
Jeff Sharkey | 7151a9a | 2015-04-04 15:22:37 -0700 | [diff] [blame] | 1940 | try { |
Jeff Sharkey | 5440279 | 2017-09-15 16:05:19 -0600 | [diff] [blame] | 1941 | mVold.unmount(vol.id); |
Zim | 17be6f9 | 2019-09-25 14:37:55 +0100 | [diff] [blame] | 1942 | mStorageSessionController.onVolumeUnmount(vol); |
Jeff Sharkey | ace874b | 2017-09-07 15:27:33 -0600 | [diff] [blame] | 1943 | } catch (Exception e) { |
| 1944 | Slog.wtf(TAG, e); |
Jeff Sharkey | 7151a9a | 2015-04-04 15:22:37 -0700 | [diff] [blame] | 1945 | } |
| 1946 | } |
| 1947 | |
| 1948 | @Override |
| 1949 | public void format(String volId) { |
Jeff Sharkey | 4887789 | 2015-03-18 11:27:19 -0700 | [diff] [blame] | 1950 | enforcePermission(android.Manifest.permission.MOUNT_FORMAT_FILESYSTEMS); |
San Mehat | 5b77dab | 2010-01-26 13:28:50 -0800 | [diff] [blame] | 1951 | |
Jeff Sharkey | ef10ee0 | 2015-07-05 14:17:27 -0700 | [diff] [blame] | 1952 | final VolumeInfo vol = findVolumeByIdOrThrow(volId); |
Jeff Sharkey | 7151a9a | 2015-04-04 15:22:37 -0700 | [diff] [blame] | 1953 | try { |
Jeff Sharkey | 5440279 | 2017-09-15 16:05:19 -0600 | [diff] [blame] | 1954 | mVold.format(vol.id, "auto"); |
Jeff Sharkey | ace874b | 2017-09-07 15:27:33 -0600 | [diff] [blame] | 1955 | } catch (Exception e) { |
| 1956 | Slog.wtf(TAG, e); |
Jeff Sharkey | 4887789 | 2015-03-18 11:27:19 -0700 | [diff] [blame] | 1957 | } |
Jeff Sharkey | 7151a9a | 2015-04-04 15:22:37 -0700 | [diff] [blame] | 1958 | } |
| 1959 | |
| 1960 | @Override |
Jeff Sharkey | 7e19f53 | 2017-11-06 13:54:11 -0700 | [diff] [blame] | 1961 | public void benchmark(String volId, IVoldTaskListener listener) { |
Jeff Sharkey | 9756d75 | 2015-05-14 21:07:42 -0700 | [diff] [blame] | 1962 | enforcePermission(android.Manifest.permission.MOUNT_FORMAT_FILESYSTEMS); |
Jeff Sharkey | 9756d75 | 2015-05-14 21:07:42 -0700 | [diff] [blame] | 1963 | |
| 1964 | try { |
Jeff Sharkey | b302c54 | 2017-09-15 12:57:59 -0600 | [diff] [blame] | 1965 | mVold.benchmark(volId, new IVoldTaskListener.Stub() { |
| 1966 | @Override |
| 1967 | public void onStatus(int status, PersistableBundle extras) { |
Jeff Sharkey | 7e19f53 | 2017-11-06 13:54:11 -0700 | [diff] [blame] | 1968 | dispatchOnStatus(listener, status, extras); |
Jeff Sharkey | b302c54 | 2017-09-15 12:57:59 -0600 | [diff] [blame] | 1969 | } |
| 1970 | |
| 1971 | @Override |
| 1972 | public void onFinished(int status, PersistableBundle extras) { |
Jeff Sharkey | 7e19f53 | 2017-11-06 13:54:11 -0700 | [diff] [blame] | 1973 | dispatchOnFinished(listener, status, extras); |
Jeff Sharkey | b302c54 | 2017-09-15 12:57:59 -0600 | [diff] [blame] | 1974 | |
| 1975 | final String path = extras.getString("path"); |
| 1976 | final String ident = extras.getString("ident"); |
| 1977 | final long create = extras.getLong("create"); |
| 1978 | final long run = extras.getLong("run"); |
| 1979 | final long destroy = extras.getLong("destroy"); |
| 1980 | |
| 1981 | final DropBoxManager dropBox = mContext.getSystemService(DropBoxManager.class); |
| 1982 | dropBox.addText(TAG_STORAGE_BENCHMARK, scrubPath(path) |
| 1983 | + " " + ident + " " + create + " " + run + " " + destroy); |
| 1984 | |
| 1985 | synchronized (mLock) { |
| 1986 | final VolumeRecord rec = findRecordForPath(path); |
| 1987 | if (rec != null) { |
| 1988 | rec.lastBenchMillis = System.currentTimeMillis(); |
| 1989 | writeSettingsLocked(); |
| 1990 | } |
| 1991 | } |
| 1992 | } |
| 1993 | }); |
Jeff Sharkey | 7e19f53 | 2017-11-06 13:54:11 -0700 | [diff] [blame] | 1994 | } catch (RemoteException e) { |
| 1995 | throw e.rethrowAsRuntimeException(); |
Jeff Sharkey | 9756d75 | 2015-05-14 21:07:42 -0700 | [diff] [blame] | 1996 | } |
| 1997 | } |
| 1998 | |
| 1999 | @Override |
Jeff Sharkey | 7151a9a | 2015-04-04 15:22:37 -0700 | [diff] [blame] | 2000 | public void partitionPublic(String diskId) { |
| 2001 | enforcePermission(android.Manifest.permission.MOUNT_FORMAT_FILESYSTEMS); |
Jeff Sharkey | 7151a9a | 2015-04-04 15:22:37 -0700 | [diff] [blame] | 2002 | |
Jeff Sharkey | eba260d | 2015-04-19 14:35:16 -0700 | [diff] [blame] | 2003 | final CountDownLatch latch = findOrCreateDiskScanLatch(diskId); |
Jeff Sharkey | 7151a9a | 2015-04-04 15:22:37 -0700 | [diff] [blame] | 2004 | try { |
Jeff Sharkey | 5440279 | 2017-09-15 16:05:19 -0600 | [diff] [blame] | 2005 | mVold.partition(diskId, IVold.PARTITION_TYPE_PUBLIC, -1); |
Jeff Sharkey | edcdaf6 | 2015-07-09 09:45:36 -0700 | [diff] [blame] | 2006 | waitForLatch(latch, "partitionPublic", 3 * DateUtils.MINUTE_IN_MILLIS); |
Jeff Sharkey | ace874b | 2017-09-07 15:27:33 -0600 | [diff] [blame] | 2007 | } catch (Exception e) { |
| 2008 | Slog.wtf(TAG, e); |
Jeff Sharkey | 7151a9a | 2015-04-04 15:22:37 -0700 | [diff] [blame] | 2009 | } |
| 2010 | } |
| 2011 | |
| 2012 | @Override |
| 2013 | public void partitionPrivate(String diskId) { |
| 2014 | enforcePermission(android.Manifest.permission.MOUNT_FORMAT_FILESYSTEMS); |
Amith Yamasani | 462ac3a | 2015-06-30 14:21:01 -0700 | [diff] [blame] | 2015 | enforceAdminUser(); |
Jeff Sharkey | 7151a9a | 2015-04-04 15:22:37 -0700 | [diff] [blame] | 2016 | |
Jeff Sharkey | eba260d | 2015-04-19 14:35:16 -0700 | [diff] [blame] | 2017 | final CountDownLatch latch = findOrCreateDiskScanLatch(diskId); |
Jeff Sharkey | 7151a9a | 2015-04-04 15:22:37 -0700 | [diff] [blame] | 2018 | try { |
Jeff Sharkey | 5440279 | 2017-09-15 16:05:19 -0600 | [diff] [blame] | 2019 | mVold.partition(diskId, IVold.PARTITION_TYPE_PRIVATE, -1); |
Jeff Sharkey | edcdaf6 | 2015-07-09 09:45:36 -0700 | [diff] [blame] | 2020 | waitForLatch(latch, "partitionPrivate", 3 * DateUtils.MINUTE_IN_MILLIS); |
Jeff Sharkey | ace874b | 2017-09-07 15:27:33 -0600 | [diff] [blame] | 2021 | } catch (Exception e) { |
| 2022 | Slog.wtf(TAG, e); |
Jeff Sharkey | 7151a9a | 2015-04-04 15:22:37 -0700 | [diff] [blame] | 2023 | } |
| 2024 | } |
| 2025 | |
| 2026 | @Override |
| 2027 | public void partitionMixed(String diskId, int ratio) { |
| 2028 | enforcePermission(android.Manifest.permission.MOUNT_FORMAT_FILESYSTEMS); |
Amith Yamasani | 462ac3a | 2015-06-30 14:21:01 -0700 | [diff] [blame] | 2029 | enforceAdminUser(); |
Jeff Sharkey | 7151a9a | 2015-04-04 15:22:37 -0700 | [diff] [blame] | 2030 | |
Jeff Sharkey | eba260d | 2015-04-19 14:35:16 -0700 | [diff] [blame] | 2031 | final CountDownLatch latch = findOrCreateDiskScanLatch(diskId); |
Jeff Sharkey | 7151a9a | 2015-04-04 15:22:37 -0700 | [diff] [blame] | 2032 | try { |
Jeff Sharkey | 5440279 | 2017-09-15 16:05:19 -0600 | [diff] [blame] | 2033 | mVold.partition(diskId, IVold.PARTITION_TYPE_MIXED, ratio); |
Jeff Sharkey | edcdaf6 | 2015-07-09 09:45:36 -0700 | [diff] [blame] | 2034 | waitForLatch(latch, "partitionMixed", 3 * DateUtils.MINUTE_IN_MILLIS); |
Jeff Sharkey | ace874b | 2017-09-07 15:27:33 -0600 | [diff] [blame] | 2035 | } catch (Exception e) { |
| 2036 | Slog.wtf(TAG, e); |
Jeff Sharkey | 7151a9a | 2015-04-04 15:22:37 -0700 | [diff] [blame] | 2037 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 2038 | } |
| 2039 | |
Jeff Sharkey | 4887789 | 2015-03-18 11:27:19 -0700 | [diff] [blame] | 2040 | @Override |
Jeff Sharkey | b36586a | 2015-04-27 08:42:28 -0700 | [diff] [blame] | 2041 | public void setVolumeNickname(String fsUuid, String nickname) { |
Jeff Sharkey | d95d3bf | 2015-04-14 21:39:44 -0700 | [diff] [blame] | 2042 | enforcePermission(android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS); |
Jeff Sharkey | d95d3bf | 2015-04-14 21:39:44 -0700 | [diff] [blame] | 2043 | |
Jeff Sharkey | 50a0545 | 2015-04-29 11:24:52 -0700 | [diff] [blame] | 2044 | Preconditions.checkNotNull(fsUuid); |
Jeff Sharkey | d95d3bf | 2015-04-14 21:39:44 -0700 | [diff] [blame] | 2045 | synchronized (mLock) { |
Jeff Sharkey | b36586a | 2015-04-27 08:42:28 -0700 | [diff] [blame] | 2046 | final VolumeRecord rec = mRecords.get(fsUuid); |
| 2047 | rec.nickname = nickname; |
Jeff Sharkey | 50a0545 | 2015-04-29 11:24:52 -0700 | [diff] [blame] | 2048 | mCallbacks.notifyVolumeRecordChanged(rec); |
Jeff Sharkey | b36586a | 2015-04-27 08:42:28 -0700 | [diff] [blame] | 2049 | writeSettingsLocked(); |
Jeff Sharkey | d95d3bf | 2015-04-14 21:39:44 -0700 | [diff] [blame] | 2050 | } |
| 2051 | } |
| 2052 | |
| 2053 | @Override |
Jeff Sharkey | b36586a | 2015-04-27 08:42:28 -0700 | [diff] [blame] | 2054 | public void setVolumeUserFlags(String fsUuid, int flags, int mask) { |
Jeff Sharkey | d95d3bf | 2015-04-14 21:39:44 -0700 | [diff] [blame] | 2055 | enforcePermission(android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS); |
Jeff Sharkey | d95d3bf | 2015-04-14 21:39:44 -0700 | [diff] [blame] | 2056 | |
Jeff Sharkey | 50a0545 | 2015-04-29 11:24:52 -0700 | [diff] [blame] | 2057 | Preconditions.checkNotNull(fsUuid); |
Jeff Sharkey | d95d3bf | 2015-04-14 21:39:44 -0700 | [diff] [blame] | 2058 | synchronized (mLock) { |
Jeff Sharkey | b36586a | 2015-04-27 08:42:28 -0700 | [diff] [blame] | 2059 | final VolumeRecord rec = mRecords.get(fsUuid); |
| 2060 | rec.userFlags = (rec.userFlags & ~mask) | (flags & mask); |
Jeff Sharkey | 50a0545 | 2015-04-29 11:24:52 -0700 | [diff] [blame] | 2061 | mCallbacks.notifyVolumeRecordChanged(rec); |
Jeff Sharkey | b36586a | 2015-04-27 08:42:28 -0700 | [diff] [blame] | 2062 | writeSettingsLocked(); |
| 2063 | } |
| 2064 | } |
| 2065 | |
| 2066 | @Override |
| 2067 | public void forgetVolume(String fsUuid) { |
| 2068 | enforcePermission(android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS); |
Jeff Sharkey | b36586a | 2015-04-27 08:42:28 -0700 | [diff] [blame] | 2069 | |
Jeff Sharkey | 50a0545 | 2015-04-29 11:24:52 -0700 | [diff] [blame] | 2070 | Preconditions.checkNotNull(fsUuid); |
Jeff Sharkey | 5a9bb74 | 2015-11-03 10:15:57 -0800 | [diff] [blame] | 2071 | |
Jeff Sharkey | b36586a | 2015-04-27 08:42:28 -0700 | [diff] [blame] | 2072 | synchronized (mLock) { |
Jeff Sharkey | 5cc0df2 | 2015-06-17 19:44:05 -0700 | [diff] [blame] | 2073 | final VolumeRecord rec = mRecords.remove(fsUuid); |
| 2074 | if (rec != null && !TextUtils.isEmpty(rec.partGuid)) { |
Jeff Sharkey | db4b619 | 2017-10-24 11:08:50 -0600 | [diff] [blame] | 2075 | mHandler.obtainMessage(H_PARTITION_FORGET, rec).sendToTarget(); |
Jeff Sharkey | 5cc0df2 | 2015-06-17 19:44:05 -0700 | [diff] [blame] | 2076 | } |
| 2077 | mCallbacks.notifyVolumeForgotten(fsUuid); |
Jeff Sharkey | 50a0545 | 2015-04-29 11:24:52 -0700 | [diff] [blame] | 2078 | |
| 2079 | // If this had been primary storage, revert back to internal and |
| 2080 | // reset vold so we bind into new volume into place. |
| 2081 | if (Objects.equals(mPrimaryStorageUuid, fsUuid)) { |
Jeff Sharkey | fced534 | 2015-05-10 14:53:34 -0700 | [diff] [blame] | 2082 | mPrimaryStorageUuid = getDefaultPrimaryStorageUuid(); |
Jeff Sharkey | 5a9bb74 | 2015-11-03 10:15:57 -0800 | [diff] [blame] | 2083 | mHandler.obtainMessage(H_RESET).sendToTarget(); |
Jeff Sharkey | 50a0545 | 2015-04-29 11:24:52 -0700 | [diff] [blame] | 2084 | } |
| 2085 | |
Jeff Sharkey | b36586a | 2015-04-27 08:42:28 -0700 | [diff] [blame] | 2086 | writeSettingsLocked(); |
Jeff Sharkey | d95d3bf | 2015-04-14 21:39:44 -0700 | [diff] [blame] | 2087 | } |
| 2088 | } |
| 2089 | |
Jeff Sharkey | 7d2af54 | 2015-05-12 15:27:15 -0700 | [diff] [blame] | 2090 | @Override |
| 2091 | public void forgetAllVolumes() { |
| 2092 | enforcePermission(android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS); |
Jeff Sharkey | 7d2af54 | 2015-05-12 15:27:15 -0700 | [diff] [blame] | 2093 | |
Jeff Sharkey | 50a0545 | 2015-04-29 11:24:52 -0700 | [diff] [blame] | 2094 | synchronized (mLock) { |
| 2095 | for (int i = 0; i < mRecords.size(); i++) { |
| 2096 | final String fsUuid = mRecords.keyAt(i); |
Jeff Sharkey | 5cc0df2 | 2015-06-17 19:44:05 -0700 | [diff] [blame] | 2097 | final VolumeRecord rec = mRecords.valueAt(i); |
| 2098 | if (!TextUtils.isEmpty(rec.partGuid)) { |
Jeff Sharkey | db4b619 | 2017-10-24 11:08:50 -0600 | [diff] [blame] | 2099 | mHandler.obtainMessage(H_PARTITION_FORGET, rec).sendToTarget(); |
Jeff Sharkey | 5cc0df2 | 2015-06-17 19:44:05 -0700 | [diff] [blame] | 2100 | } |
Jeff Sharkey | 50a0545 | 2015-04-29 11:24:52 -0700 | [diff] [blame] | 2101 | mCallbacks.notifyVolumeForgotten(fsUuid); |
| 2102 | } |
Jeff Sharkey | 50a0545 | 2015-04-29 11:24:52 -0700 | [diff] [blame] | 2103 | mRecords.clear(); |
Jeff Sharkey | 50a0545 | 2015-04-29 11:24:52 -0700 | [diff] [blame] | 2104 | |
Jeff Sharkey | fced534 | 2015-05-10 14:53:34 -0700 | [diff] [blame] | 2105 | if (!Objects.equals(StorageManager.UUID_PRIVATE_INTERNAL, mPrimaryStorageUuid)) { |
| 2106 | mPrimaryStorageUuid = getDefaultPrimaryStorageUuid(); |
| 2107 | } |
| 2108 | |
| 2109 | writeSettingsLocked(); |
Jeff Sharkey | 5a9bb74 | 2015-11-03 10:15:57 -0800 | [diff] [blame] | 2110 | mHandler.obtainMessage(H_RESET).sendToTarget(); |
Jeff Sharkey | 50a0545 | 2015-04-29 11:24:52 -0700 | [diff] [blame] | 2111 | } |
| 2112 | } |
| 2113 | |
Jeff Sharkey | db4b619 | 2017-10-24 11:08:50 -0600 | [diff] [blame] | 2114 | private void forgetPartition(String partGuid, String fsUuid) { |
Jeff Sharkey | 5cc0df2 | 2015-06-17 19:44:05 -0700 | [diff] [blame] | 2115 | try { |
Jeff Sharkey | db4b619 | 2017-10-24 11:08:50 -0600 | [diff] [blame] | 2116 | mVold.forgetPartition(partGuid, fsUuid); |
Jeff Sharkey | ace874b | 2017-09-07 15:27:33 -0600 | [diff] [blame] | 2117 | } catch (Exception e) { |
| 2118 | Slog.wtf(TAG, e); |
Jeff Sharkey | 5cc0df2 | 2015-06-17 19:44:05 -0700 | [diff] [blame] | 2119 | } |
| 2120 | } |
| 2121 | |
Jeff Sharkey | 31d0b70 | 2016-11-21 14:16:53 -0700 | [diff] [blame] | 2122 | @Override |
Jeff Sharkey | 7e19f53 | 2017-11-06 13:54:11 -0700 | [diff] [blame] | 2123 | public void fstrim(int flags, IVoldTaskListener listener) { |
Jeff Sharkey | 31d0b70 | 2016-11-21 14:16:53 -0700 | [diff] [blame] | 2124 | enforcePermission(android.Manifest.permission.MOUNT_FORMAT_FILESYSTEMS); |
Jeff Sharkey | 31d0b70 | 2016-11-21 14:16:53 -0700 | [diff] [blame] | 2125 | |
| 2126 | try { |
Sandeep Patil | 7d5c491 | 2019-04-15 09:27:30 -0700 | [diff] [blame] | 2127 | // Block based checkpoint process runs fstrim. So, if checkpoint is in progress |
| 2128 | // (first boot after OTA), We skip idle maintenance and make sure the last |
| 2129 | // fstrim time is still updated. If file based checkpoints are used, we run |
| 2130 | // idle maintenance (GC + fstrim) regardless of checkpoint status. |
| 2131 | if (!needsCheckpoint() || !supportsBlockCheckpoint()) { |
| 2132 | mVold.fstrim(flags, new IVoldTaskListener.Stub() { |
| 2133 | @Override |
| 2134 | public void onStatus(int status, PersistableBundle extras) { |
| 2135 | dispatchOnStatus(listener, status, extras); |
Jeff Sharkey | 7e19f53 | 2017-11-06 13:54:11 -0700 | [diff] [blame] | 2136 | |
Sandeep Patil | 7d5c491 | 2019-04-15 09:27:30 -0700 | [diff] [blame] | 2137 | // Ignore trim failures |
| 2138 | if (status != 0) return; |
Jeff Sharkey | b302c54 | 2017-09-15 12:57:59 -0600 | [diff] [blame] | 2139 | |
Sandeep Patil | 7d5c491 | 2019-04-15 09:27:30 -0700 | [diff] [blame] | 2140 | final String path = extras.getString("path"); |
| 2141 | final long bytes = extras.getLong("bytes"); |
| 2142 | final long time = extras.getLong("time"); |
Jeff Sharkey | b302c54 | 2017-09-15 12:57:59 -0600 | [diff] [blame] | 2143 | |
Sandeep Patil | 7d5c491 | 2019-04-15 09:27:30 -0700 | [diff] [blame] | 2144 | final DropBoxManager dropBox = mContext.getSystemService(DropBoxManager.class); |
| 2145 | dropBox.addText(TAG_STORAGE_TRIM, scrubPath(path) + " " + bytes + " " + time); |
Jeff Sharkey | b302c54 | 2017-09-15 12:57:59 -0600 | [diff] [blame] | 2146 | |
Sandeep Patil | 7d5c491 | 2019-04-15 09:27:30 -0700 | [diff] [blame] | 2147 | synchronized (mLock) { |
| 2148 | final VolumeRecord rec = findRecordForPath(path); |
| 2149 | if (rec != null) { |
| 2150 | rec.lastTrimMillis = System.currentTimeMillis(); |
| 2151 | writeSettingsLocked(); |
| 2152 | } |
Jeff Sharkey | b302c54 | 2017-09-15 12:57:59 -0600 | [diff] [blame] | 2153 | } |
| 2154 | } |
Jeff Sharkey | b302c54 | 2017-09-15 12:57:59 -0600 | [diff] [blame] | 2155 | |
Sandeep Patil | 7d5c491 | 2019-04-15 09:27:30 -0700 | [diff] [blame] | 2156 | @Override |
| 2157 | public void onFinished(int status, PersistableBundle extras) { |
| 2158 | dispatchOnFinished(listener, status, extras); |
Jeff Sharkey | 7e19f53 | 2017-11-06 13:54:11 -0700 | [diff] [blame] | 2159 | |
Sandeep Patil | 7d5c491 | 2019-04-15 09:27:30 -0700 | [diff] [blame] | 2160 | // TODO: benchmark when desired |
| 2161 | } |
| 2162 | }); |
| 2163 | } else { |
| 2164 | Slog.i(TAG, "Skipping fstrim - block based checkpoint in progress"); |
| 2165 | } |
Jeff Sharkey | 7e19f53 | 2017-11-06 13:54:11 -0700 | [diff] [blame] | 2166 | } catch (RemoteException e) { |
| 2167 | throw e.rethrowAsRuntimeException(); |
Jeff Sharkey | 31d0b70 | 2016-11-21 14:16:53 -0700 | [diff] [blame] | 2168 | } |
| 2169 | } |
| 2170 | |
Jin Qian | a85b991 | 2017-10-17 15:48:18 -0700 | [diff] [blame] | 2171 | void runIdleMaint(Runnable callback) { |
| 2172 | enforcePermission(android.Manifest.permission.MOUNT_FORMAT_FILESYSTEMS); |
| 2173 | |
| 2174 | try { |
Sandeep Patil | 7d5c491 | 2019-04-15 09:27:30 -0700 | [diff] [blame] | 2175 | // Block based checkpoint process runs fstrim. So, if checkpoint is in progress |
| 2176 | // (first boot after OTA), We skip idle maintenance and make sure the last |
| 2177 | // fstrim time is still updated. If file based checkpoints are used, we run |
| 2178 | // idle maintenance (GC + fstrim) regardless of checkpoint status. |
| 2179 | if (!needsCheckpoint() || !supportsBlockCheckpoint()) { |
| 2180 | mVold.runIdleMaint(new IVoldTaskListener.Stub() { |
| 2181 | @Override |
| 2182 | public void onStatus(int status, PersistableBundle extras) { |
| 2183 | // Not currently used |
Jin Qian | a85b991 | 2017-10-17 15:48:18 -0700 | [diff] [blame] | 2184 | } |
Sandeep Patil | 7d5c491 | 2019-04-15 09:27:30 -0700 | [diff] [blame] | 2185 | @Override |
| 2186 | public void onFinished(int status, PersistableBundle extras) { |
| 2187 | if (callback != null) { |
| 2188 | BackgroundThread.getHandler().post(callback); |
| 2189 | } |
| 2190 | } |
| 2191 | }); |
| 2192 | } else { |
| 2193 | Slog.i(TAG, "Skipping idle maintenance - block based checkpoint in progress"); |
| 2194 | } |
Jin Qian | a85b991 | 2017-10-17 15:48:18 -0700 | [diff] [blame] | 2195 | } catch (Exception e) { |
| 2196 | Slog.wtf(TAG, e); |
| 2197 | } |
| 2198 | } |
| 2199 | |
| 2200 | @Override |
| 2201 | public void runIdleMaintenance() { |
| 2202 | runIdleMaint(null); |
| 2203 | } |
| 2204 | |
| 2205 | void abortIdleMaint(Runnable callback) { |
| 2206 | enforcePermission(android.Manifest.permission.MOUNT_FORMAT_FILESYSTEMS); |
| 2207 | |
| 2208 | try { |
| 2209 | mVold.abortIdleMaint(new IVoldTaskListener.Stub() { |
| 2210 | @Override |
| 2211 | public void onStatus(int status, PersistableBundle extras) { |
| 2212 | // Not currently used |
| 2213 | } |
| 2214 | @Override |
| 2215 | public void onFinished(int status, PersistableBundle extras) { |
| 2216 | if (callback != null) { |
| 2217 | BackgroundThread.getHandler().post(callback); |
| 2218 | } |
| 2219 | } |
| 2220 | }); |
| 2221 | } catch (Exception e) { |
| 2222 | Slog.wtf(TAG, e); |
| 2223 | } |
| 2224 | } |
| 2225 | |
| 2226 | @Override |
| 2227 | public void abortIdleMaintenance() { |
| 2228 | abortIdleMaint(null); |
| 2229 | } |
| 2230 | |
Svet Ganov | 6ee871e | 2015-07-10 14:29:33 -0700 | [diff] [blame] | 2231 | private void remountUidExternalStorage(int uid, int mode) { |
Jeff Sharkey | 9527b22 | 2015-06-24 15:24:48 -0700 | [diff] [blame] | 2232 | try { |
Jeff Sharkey | 5440279 | 2017-09-15 16:05:19 -0600 | [diff] [blame] | 2233 | mVold.remountUid(uid, mode); |
Jeff Sharkey | ace874b | 2017-09-07 15:27:33 -0600 | [diff] [blame] | 2234 | } catch (Exception e) { |
| 2235 | Slog.wtf(TAG, e); |
Jeff Sharkey | 9527b22 | 2015-06-24 15:24:48 -0700 | [diff] [blame] | 2236 | } |
| 2237 | } |
| 2238 | |
| 2239 | @Override |
Jeff Sharkey | 4c099d0 | 2015-05-15 13:45:00 -0700 | [diff] [blame] | 2240 | public void setDebugFlags(int flags, int mask) { |
| 2241 | enforcePermission(android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS); |
Jeff Sharkey | 4c099d0 | 2015-05-15 13:45:00 -0700 | [diff] [blame] | 2242 | |
Jeff Sharkey | ba51235 | 2015-11-12 20:17:45 -0800 | [diff] [blame] | 2243 | if ((mask & StorageManager.DEBUG_EMULATE_FBE) != 0) { |
Jeff Sharkey | 00455bf | 2016-11-04 14:45:24 -0600 | [diff] [blame] | 2244 | if (!EMULATE_FBE_SUPPORTED) { |
| 2245 | throw new IllegalStateException( |
| 2246 | "Emulation not supported on this device"); |
| 2247 | } |
Paul Lawrence | 20be5d6 | 2016-02-26 13:51:17 -0800 | [diff] [blame] | 2248 | if (StorageManager.isFileEncryptedNativeOnly()) { |
Jeff Sharkey | ce14cd0 | 2015-12-07 15:35:42 -0700 | [diff] [blame] | 2249 | throw new IllegalStateException( |
Jeff Sharkey | 00455bf | 2016-11-04 14:45:24 -0600 | [diff] [blame] | 2250 | "Emulation not supported on device with native FBE"); |
Jeff Sharkey | ce14cd0 | 2015-12-07 15:35:42 -0700 | [diff] [blame] | 2251 | } |
Jeff Sharkey | 5a78516 | 2016-03-21 13:02:06 -0600 | [diff] [blame] | 2252 | if (mLockPatternUtils.isCredentialRequiredToDecrypt(false)) { |
| 2253 | throw new IllegalStateException( |
| 2254 | "Emulation requires disabling 'Secure start-up' in Settings > Security"); |
| 2255 | } |
Jeff Sharkey | ce14cd0 | 2015-12-07 15:35:42 -0700 | [diff] [blame] | 2256 | |
Jeff Sharkey | 1176e51 | 2016-02-29 17:01:26 -0700 | [diff] [blame] | 2257 | final long token = Binder.clearCallingIdentity(); |
| 2258 | try { |
| 2259 | final boolean emulateFbe = (flags & StorageManager.DEBUG_EMULATE_FBE) != 0; |
| 2260 | SystemProperties.set(StorageManager.PROP_EMULATE_FBE, Boolean.toString(emulateFbe)); |
Jeff Sharkey | ce14cd0 | 2015-12-07 15:35:42 -0700 | [diff] [blame] | 2261 | |
Jeff Sharkey | 1176e51 | 2016-02-29 17:01:26 -0700 | [diff] [blame] | 2262 | // Perform hard reboot to kick policy into place |
| 2263 | mContext.getSystemService(PowerManager.class).reboot(null); |
| 2264 | } finally { |
| 2265 | Binder.restoreCallingIdentity(token); |
| 2266 | } |
Jeff Sharkey | ba51235 | 2015-11-12 20:17:45 -0800 | [diff] [blame] | 2267 | } |
Jeff Sharkey | 4c099d0 | 2015-05-15 13:45:00 -0700 | [diff] [blame] | 2268 | |
Jeff Sharkey | 901c042 | 2018-04-20 13:11:20 -0600 | [diff] [blame] | 2269 | if ((mask & (StorageManager.DEBUG_ADOPTABLE_FORCE_ON |
| 2270 | | StorageManager.DEBUG_ADOPTABLE_FORCE_OFF)) != 0) { |
| 2271 | final String value; |
| 2272 | if ((flags & StorageManager.DEBUG_ADOPTABLE_FORCE_ON) != 0) { |
| 2273 | value = "force_on"; |
| 2274 | } else if ((flags & StorageManager.DEBUG_ADOPTABLE_FORCE_OFF) != 0) { |
| 2275 | value = "force_off"; |
| 2276 | } else { |
| 2277 | value = ""; |
| 2278 | } |
Jeff Sharkey | ba51235 | 2015-11-12 20:17:45 -0800 | [diff] [blame] | 2279 | |
Jeff Sharkey | 901c042 | 2018-04-20 13:11:20 -0600 | [diff] [blame] | 2280 | final long token = Binder.clearCallingIdentity(); |
| 2281 | try { |
| 2282 | SystemProperties.set(StorageManager.PROP_ADOPTABLE, value); |
| 2283 | |
| 2284 | // Reset storage to kick new setting into place |
Jeff Sharkey | ba51235 | 2015-11-12 20:17:45 -0800 | [diff] [blame] | 2285 | mHandler.obtainMessage(H_RESET).sendToTarget(); |
Jeff Sharkey | 901c042 | 2018-04-20 13:11:20 -0600 | [diff] [blame] | 2286 | } finally { |
| 2287 | Binder.restoreCallingIdentity(token); |
Jeff Sharkey | ba51235 | 2015-11-12 20:17:45 -0800 | [diff] [blame] | 2288 | } |
Jeff Sharkey | 4c099d0 | 2015-05-15 13:45:00 -0700 | [diff] [blame] | 2289 | } |
Jeff Sharkey | 33dd156 | 2016-04-07 11:05:33 -0600 | [diff] [blame] | 2290 | |
| 2291 | if ((mask & (StorageManager.DEBUG_SDCARDFS_FORCE_ON |
| 2292 | | StorageManager.DEBUG_SDCARDFS_FORCE_OFF)) != 0) { |
| 2293 | final String value; |
| 2294 | if ((flags & StorageManager.DEBUG_SDCARDFS_FORCE_ON) != 0) { |
| 2295 | value = "force_on"; |
| 2296 | } else if ((flags & StorageManager.DEBUG_SDCARDFS_FORCE_OFF) != 0) { |
| 2297 | value = "force_off"; |
| 2298 | } else { |
| 2299 | value = ""; |
| 2300 | } |
| 2301 | |
| 2302 | final long token = Binder.clearCallingIdentity(); |
| 2303 | try { |
| 2304 | SystemProperties.set(StorageManager.PROP_SDCARDFS, value); |
| 2305 | |
| 2306 | // Reset storage to kick new setting into place |
| 2307 | mHandler.obtainMessage(H_RESET).sendToTarget(); |
| 2308 | } finally { |
| 2309 | Binder.restoreCallingIdentity(token); |
| 2310 | } |
| 2311 | } |
Jeff Sharkey | e53e2d9 | 2017-03-25 23:14:06 -0600 | [diff] [blame] | 2312 | |
| 2313 | if ((mask & StorageManager.DEBUG_VIRTUAL_DISK) != 0) { |
| 2314 | final boolean enabled = (flags & StorageManager.DEBUG_VIRTUAL_DISK) != 0; |
| 2315 | |
| 2316 | final long token = Binder.clearCallingIdentity(); |
| 2317 | try { |
| 2318 | SystemProperties.set(StorageManager.PROP_VIRTUAL_DISK, Boolean.toString(enabled)); |
| 2319 | |
| 2320 | // Reset storage to kick new setting into place |
| 2321 | mHandler.obtainMessage(H_RESET).sendToTarget(); |
| 2322 | } finally { |
| 2323 | Binder.restoreCallingIdentity(token); |
| 2324 | } |
| 2325 | } |
Sudheer Shanka | be0febe | 2018-11-07 18:24:37 -0800 | [diff] [blame] | 2326 | |
Jeff Sharkey | b0c363b2 | 2018-12-15 11:53:03 -0700 | [diff] [blame] | 2327 | if ((mask & (StorageManager.DEBUG_ISOLATED_STORAGE_FORCE_ON |
| 2328 | | StorageManager.DEBUG_ISOLATED_STORAGE_FORCE_OFF)) != 0) { |
| 2329 | final int value; |
| 2330 | if ((flags & StorageManager.DEBUG_ISOLATED_STORAGE_FORCE_ON) != 0) { |
| 2331 | value = 1; |
| 2332 | } else if ((flags & StorageManager.DEBUG_ISOLATED_STORAGE_FORCE_OFF) != 0) { |
| 2333 | value = -1; |
| 2334 | } else { |
| 2335 | value = 0; |
| 2336 | } |
Sudheer Shanka | be0febe | 2018-11-07 18:24:37 -0800 | [diff] [blame] | 2337 | |
| 2338 | final long token = Binder.clearCallingIdentity(); |
| 2339 | try { |
Jeff Sharkey | b0c363b2 | 2018-12-15 11:53:03 -0700 | [diff] [blame] | 2340 | Settings.Global.putInt(mContext.getContentResolver(), |
| 2341 | Settings.Global.ISOLATED_STORAGE_LOCAL, value); |
| 2342 | refreshIsolatedStorageSettings(); |
Sudheer Shanka | be0febe | 2018-11-07 18:24:37 -0800 | [diff] [blame] | 2343 | |
| 2344 | // Perform hard reboot to kick policy into place |
Jeff Sharkey | 3627499 | 2019-02-27 12:09:57 -0700 | [diff] [blame] | 2345 | mHandler.post(() -> { |
| 2346 | mContext.getSystemService(PowerManager.class).reboot(null); |
| 2347 | }); |
| 2348 | } finally { |
| 2349 | Binder.restoreCallingIdentity(token); |
| 2350 | } |
| 2351 | } |
Jeff Sharkey | 4c099d0 | 2015-05-15 13:45:00 -0700 | [diff] [blame] | 2352 | } |
| 2353 | |
| 2354 | @Override |
Jeff Sharkey | 275e3e4 | 2015-04-24 16:10:32 -0700 | [diff] [blame] | 2355 | public String getPrimaryStorageUuid() { |
Jeff Sharkey | 620b32b | 2015-04-23 19:36:02 -0700 | [diff] [blame] | 2356 | synchronized (mLock) { |
| 2357 | return mPrimaryStorageUuid; |
| 2358 | } |
| 2359 | } |
| 2360 | |
| 2361 | @Override |
Jeff Sharkey | 275e3e4 | 2015-04-24 16:10:32 -0700 | [diff] [blame] | 2362 | public void setPrimaryStorageUuid(String volumeUuid, IPackageMoveObserver callback) { |
| 2363 | enforcePermission(android.Manifest.permission.MOUNT_UNMOUNT_FILESYSTEMS); |
Jeff Sharkey | 620b32b | 2015-04-23 19:36:02 -0700 | [diff] [blame] | 2364 | |
Jeff Sharkey | a31460c | 2016-06-22 09:04:33 -0600 | [diff] [blame] | 2365 | final VolumeInfo from; |
| 2366 | final VolumeInfo to; |
| 2367 | |
Jeff Sharkey | 275e3e4 | 2015-04-24 16:10:32 -0700 | [diff] [blame] | 2368 | synchronized (mLock) { |
Jeff Sharkey | fced534 | 2015-05-10 14:53:34 -0700 | [diff] [blame] | 2369 | if (Objects.equals(mPrimaryStorageUuid, volumeUuid)) { |
| 2370 | throw new IllegalArgumentException("Primary storage already at " + volumeUuid); |
Jeff Sharkey | 275e3e4 | 2015-04-24 16:10:32 -0700 | [diff] [blame] | 2371 | } |
| 2372 | |
| 2373 | if (mMoveCallback != null) { |
| 2374 | throw new IllegalStateException("Move already in progress"); |
| 2375 | } |
| 2376 | mMoveCallback = callback; |
| 2377 | mMoveTargetUuid = volumeUuid; |
| 2378 | |
Jeff Sharkey | a65e649 | 2017-06-21 13:45:11 -0600 | [diff] [blame] | 2379 | // We need all the users unlocked to move their primary storage |
| 2380 | final List<UserInfo> users = mContext.getSystemService(UserManager.class).getUsers(); |
| 2381 | for (UserInfo user : users) { |
| 2382 | if (StorageManager.isFileEncryptedNativeOrEmulated() |
| 2383 | && !isUserKeyUnlocked(user.id)) { |
| 2384 | Slog.w(TAG, "Failing move due to locked user " + user.id); |
| 2385 | onMoveStatusLocked(PackageManager.MOVE_FAILED_LOCKED_USER); |
| 2386 | return; |
| 2387 | } |
| 2388 | } |
| 2389 | |
Jeff Sharkey | fced534 | 2015-05-10 14:53:34 -0700 | [diff] [blame] | 2390 | // When moving to/from primary physical volume, we probably just nuked |
| 2391 | // the current storage location, so we have nothing to move. |
| 2392 | if (Objects.equals(StorageManager.UUID_PRIMARY_PHYSICAL, mPrimaryStorageUuid) |
| 2393 | || Objects.equals(StorageManager.UUID_PRIMARY_PHYSICAL, volumeUuid)) { |
| 2394 | Slog.d(TAG, "Skipping move to/from primary physical"); |
| 2395 | onMoveStatusLocked(MOVE_STATUS_COPY_FINISHED); |
| 2396 | onMoveStatusLocked(PackageManager.MOVE_SUCCEEDED); |
Jeff Sharkey | 5a9bb74 | 2015-11-03 10:15:57 -0800 | [diff] [blame] | 2397 | mHandler.obtainMessage(H_RESET).sendToTarget(); |
Jeff Sharkey | a31460c | 2016-06-22 09:04:33 -0600 | [diff] [blame] | 2398 | return; |
Jeff Sharkey | fced534 | 2015-05-10 14:53:34 -0700 | [diff] [blame] | 2399 | |
| 2400 | } else { |
Jeff Sharkey | a31460c | 2016-06-22 09:04:33 -0600 | [diff] [blame] | 2401 | from = findStorageForUuid(mPrimaryStorageUuid); |
| 2402 | to = findStorageForUuid(volumeUuid); |
Jeff Sharkey | ef10ee0 | 2015-07-05 14:17:27 -0700 | [diff] [blame] | 2403 | |
| 2404 | if (from == null) { |
| 2405 | Slog.w(TAG, "Failing move due to missing from volume " + mPrimaryStorageUuid); |
| 2406 | onMoveStatusLocked(PackageManager.MOVE_FAILED_INTERNAL_ERROR); |
| 2407 | return; |
| 2408 | } else if (to == null) { |
| 2409 | Slog.w(TAG, "Failing move due to missing to volume " + volumeUuid); |
| 2410 | onMoveStatusLocked(PackageManager.MOVE_FAILED_INTERNAL_ERROR); |
| 2411 | return; |
| 2412 | } |
Jeff Sharkey | 275e3e4 | 2015-04-24 16:10:32 -0700 | [diff] [blame] | 2413 | } |
Jeff Sharkey | 620b32b | 2015-04-23 19:36:02 -0700 | [diff] [blame] | 2414 | } |
Jeff Sharkey | a31460c | 2016-06-22 09:04:33 -0600 | [diff] [blame] | 2415 | |
| 2416 | try { |
Jeff Sharkey | b302c54 | 2017-09-15 12:57:59 -0600 | [diff] [blame] | 2417 | mVold.moveStorage(from.id, to.id, new IVoldTaskListener.Stub() { |
| 2418 | @Override |
| 2419 | public void onStatus(int status, PersistableBundle extras) { |
| 2420 | synchronized (mLock) { |
| 2421 | onMoveStatusLocked(status); |
| 2422 | } |
| 2423 | } |
| 2424 | |
| 2425 | @Override |
| 2426 | public void onFinished(int status, PersistableBundle extras) { |
| 2427 | // Not currently used |
| 2428 | } |
| 2429 | }); |
Jeff Sharkey | ace874b | 2017-09-07 15:27:33 -0600 | [diff] [blame] | 2430 | } catch (Exception e) { |
| 2431 | Slog.wtf(TAG, e); |
Jeff Sharkey | a31460c | 2016-06-22 09:04:33 -0600 | [diff] [blame] | 2432 | } |
Jeff Sharkey | 620b32b | 2015-04-23 19:36:02 -0700 | [diff] [blame] | 2433 | } |
| 2434 | |
San Mehat | b104340 | 2010-02-05 08:26:50 -0800 | [diff] [blame] | 2435 | private void warnOnNotMounted() { |
Jeff Sharkey | 4887789 | 2015-03-18 11:27:19 -0700 | [diff] [blame] | 2436 | synchronized (mLock) { |
Jeff Sharkey | 1b8ef7e | 2015-04-03 17:14:45 -0700 | [diff] [blame] | 2437 | for (int i = 0; i < mVolumes.size(); i++) { |
| 2438 | final VolumeInfo vol = mVolumes.valueAt(i); |
Jeff Sharkey | 27de30d | 2015-04-18 16:20:27 -0700 | [diff] [blame] | 2439 | if (vol.isPrimary() && vol.isMountedWritable()) { |
Jeff Sharkey | 4887789 | 2015-03-18 11:27:19 -0700 | [diff] [blame] | 2440 | // Cool beans, we have a mounted primary volume |
| 2441 | return; |
| 2442 | } |
Jeff Sharkey | 32ee831 | 2012-09-30 13:21:31 -0700 | [diff] [blame] | 2443 | } |
San Mehat | b104340 | 2010-02-05 08:26:50 -0800 | [diff] [blame] | 2444 | } |
Jeff Sharkey | 4887789 | 2015-03-18 11:27:19 -0700 | [diff] [blame] | 2445 | |
| 2446 | Slog.w(TAG, "No primary storage mounted!"); |
San Mehat | b104340 | 2010-02-05 08:26:50 -0800 | [diff] [blame] | 2447 | } |
| 2448 | |
Kenny Root | a02b8b0 | 2010-08-05 16:14:17 -0700 | [diff] [blame] | 2449 | private boolean isUidOwnerOfPackageOrSystem(String packageName, int callerUid) { |
| 2450 | if (callerUid == android.os.Process.SYSTEM_UID) { |
| 2451 | return true; |
| 2452 | } |
| 2453 | |
Kenny Root | 02c8730 | 2010-07-01 08:10:18 -0700 | [diff] [blame] | 2454 | if (packageName == null) { |
| 2455 | return false; |
| 2456 | } |
| 2457 | |
Jeff Sharkey | 5790af0 | 2018-08-13 17:42:54 -0600 | [diff] [blame] | 2458 | final int packageUid = mPmInternal.getPackageUid(packageName, |
Jeff Sharkey | cd65448 | 2016-01-08 17:42:11 -0700 | [diff] [blame] | 2459 | PackageManager.MATCH_DEBUG_TRIAGED_MISSING, UserHandle.getUserId(callerUid)); |
Kenny Root | 02c8730 | 2010-07-01 08:10:18 -0700 | [diff] [blame] | 2460 | |
| 2461 | if (DEBUG_OBB) { |
| 2462 | Slog.d(TAG, "packageName = " + packageName + ", packageUid = " + |
| 2463 | packageUid + ", callerUid = " + callerUid); |
| 2464 | } |
| 2465 | |
| 2466 | return callerUid == packageUid; |
| 2467 | } |
| 2468 | |
Jeff Sharkey | 5440279 | 2017-09-15 16:05:19 -0600 | [diff] [blame] | 2469 | @Override |
Jeff Sharkey | 4fbbda4 | 2012-09-24 18:34:07 -0700 | [diff] [blame] | 2470 | public String getMountedObbPath(String rawPath) { |
| 2471 | Preconditions.checkNotNull(rawPath, "rawPath cannot be null"); |
Kenny Root | af9d667 | 2010-10-08 09:21:39 -0700 | [diff] [blame] | 2472 | |
Kenny Root | 02c8730 | 2010-07-01 08:10:18 -0700 | [diff] [blame] | 2473 | warnOnNotMounted(); |
| 2474 | |
Jeff Sharkey | 4fbbda4 | 2012-09-24 18:34:07 -0700 | [diff] [blame] | 2475 | final ObbState state; |
Rubin Xu | cd7a014 | 2015-04-17 23:45:27 +0100 | [diff] [blame] | 2476 | synchronized (mObbMounts) { |
Jeff Sharkey | 4fbbda4 | 2012-09-24 18:34:07 -0700 | [diff] [blame] | 2477 | state = mObbPathToStateMap.get(rawPath); |
| 2478 | } |
| 2479 | if (state == null) { |
| 2480 | Slog.w(TAG, "Failed to find OBB mounted at " + rawPath); |
| 2481 | return null; |
| 2482 | } |
| 2483 | |
Jeff Sharkey | 5440279 | 2017-09-15 16:05:19 -0600 | [diff] [blame] | 2484 | return findVolumeByIdOrThrow(state.volId).getPath().getAbsolutePath(); |
Kenny Root | 02c8730 | 2010-07-01 08:10:18 -0700 | [diff] [blame] | 2485 | } |
| 2486 | |
Jeff Sharkey | 4fbbda4 | 2012-09-24 18:34:07 -0700 | [diff] [blame] | 2487 | @Override |
| 2488 | public boolean isObbMounted(String rawPath) { |
| 2489 | Preconditions.checkNotNull(rawPath, "rawPath cannot be null"); |
Kenny Root | af9d667 | 2010-10-08 09:21:39 -0700 | [diff] [blame] | 2490 | synchronized (mObbMounts) { |
Jeff Sharkey | 4fbbda4 | 2012-09-24 18:34:07 -0700 | [diff] [blame] | 2491 | return mObbPathToStateMap.containsKey(rawPath); |
Kenny Root | af9d667 | 2010-10-08 09:21:39 -0700 | [diff] [blame] | 2492 | } |
Kenny Root | 02c8730 | 2010-07-01 08:10:18 -0700 | [diff] [blame] | 2493 | } |
| 2494 | |
Jeff Sharkey | 4fbbda4 | 2012-09-24 18:34:07 -0700 | [diff] [blame] | 2495 | @Override |
Sudheer Shanka | 25469aa | 2018-08-27 15:50:23 -0700 | [diff] [blame] | 2496 | public void mountObb(String rawPath, String canonicalPath, String key, |
| 2497 | IObbActionListener token, int nonce, ObbInfo obbInfo) { |
Jeff Sharkey | 4fbbda4 | 2012-09-24 18:34:07 -0700 | [diff] [blame] | 2498 | Preconditions.checkNotNull(rawPath, "rawPath cannot be null"); |
| 2499 | Preconditions.checkNotNull(canonicalPath, "canonicalPath cannot be null"); |
| 2500 | Preconditions.checkNotNull(token, "token cannot be null"); |
Sudheer Shanka | 25469aa | 2018-08-27 15:50:23 -0700 | [diff] [blame] | 2501 | Preconditions.checkNotNull(obbInfo, "obbIfno cannot be null"); |
Kenny Root | af9d667 | 2010-10-08 09:21:39 -0700 | [diff] [blame] | 2502 | |
Jeff Sharkey | 4fbbda4 | 2012-09-24 18:34:07 -0700 | [diff] [blame] | 2503 | final int callingUid = Binder.getCallingUid(); |
Jeff Sharkey | 41cd681 | 2017-09-11 10:32:17 -0600 | [diff] [blame] | 2504 | final ObbState obbState = new ObbState(rawPath, canonicalPath, |
| 2505 | callingUid, token, nonce, null); |
Sudheer Shanka | 25469aa | 2018-08-27 15:50:23 -0700 | [diff] [blame] | 2506 | final ObbAction action = new MountObbAction(obbState, key, callingUid, obbInfo); |
Kenny Root | a02b8b0 | 2010-08-05 16:14:17 -0700 | [diff] [blame] | 2507 | mObbActionHandler.sendMessage(mObbActionHandler.obtainMessage(OBB_RUN_ACTION, action)); |
| 2508 | |
| 2509 | if (DEBUG_OBB) |
| 2510 | Slog.i(TAG, "Send to OBB handler: " + action.toString()); |
Kenny Root | 02c8730 | 2010-07-01 08:10:18 -0700 | [diff] [blame] | 2511 | } |
| 2512 | |
Jeff Sharkey | 4fbbda4 | 2012-09-24 18:34:07 -0700 | [diff] [blame] | 2513 | @Override |
| 2514 | public void unmountObb(String rawPath, boolean force, IObbActionListener token, int nonce) { |
| 2515 | Preconditions.checkNotNull(rawPath, "rawPath cannot be null"); |
| 2516 | |
| 2517 | final ObbState existingState; |
Rubin Xu | cd7a014 | 2015-04-17 23:45:27 +0100 | [diff] [blame] | 2518 | synchronized (mObbMounts) { |
Jeff Sharkey | 4fbbda4 | 2012-09-24 18:34:07 -0700 | [diff] [blame] | 2519 | existingState = mObbPathToStateMap.get(rawPath); |
Kenny Root | f1121dc | 2010-09-29 07:30:53 -0700 | [diff] [blame] | 2520 | } |
| 2521 | |
Jeff Sharkey | 4fbbda4 | 2012-09-24 18:34:07 -0700 | [diff] [blame] | 2522 | if (existingState != null) { |
| 2523 | // TODO: separate state object from request data |
| 2524 | final int callingUid = Binder.getCallingUid(); |
Jeff Sharkey | 41cd681 | 2017-09-11 10:32:17 -0600 | [diff] [blame] | 2525 | final ObbState newState = new ObbState(rawPath, existingState.canonicalPath, |
| 2526 | callingUid, token, nonce, existingState.volId); |
Jeff Sharkey | 4fbbda4 | 2012-09-24 18:34:07 -0700 | [diff] [blame] | 2527 | final ObbAction action = new UnmountObbAction(newState, force); |
| 2528 | mObbActionHandler.sendMessage(mObbActionHandler.obtainMessage(OBB_RUN_ACTION, action)); |
Kenny Root | 02c8730 | 2010-07-01 08:10:18 -0700 | [diff] [blame] | 2529 | |
Jeff Sharkey | 4fbbda4 | 2012-09-24 18:34:07 -0700 | [diff] [blame] | 2530 | if (DEBUG_OBB) |
| 2531 | Slog.i(TAG, "Send to OBB handler: " + action.toString()); |
| 2532 | } else { |
| 2533 | Slog.w(TAG, "Unknown OBB mount at " + rawPath); |
| 2534 | } |
Kenny Root | a02b8b0 | 2010-08-05 16:14:17 -0700 | [diff] [blame] | 2535 | } |
| 2536 | |
Ben Komalo | 444eca2 | 2011-09-01 15:17:44 -0700 | [diff] [blame] | 2537 | @Override |
| 2538 | public int getEncryptionState() { |
| 2539 | mContext.enforceCallingOrSelfPermission(Manifest.permission.CRYPT_KEEPER, |
| 2540 | "no permission to access the crypt keeper"); |
| 2541 | |
Ben Komalo | 444eca2 | 2011-09-01 15:17:44 -0700 | [diff] [blame] | 2542 | try { |
Jeff Sharkey | 5440279 | 2017-09-15 16:05:19 -0600 | [diff] [blame] | 2543 | return mVold.fdeComplete(); |
| 2544 | } catch (Exception e) { |
| 2545 | Slog.wtf(TAG, e); |
Sudheer Shanka | f734114 | 2016-10-18 17:15:18 -0700 | [diff] [blame] | 2546 | return StorageManager.ENCRYPTION_STATE_ERROR_UNKNOWN; |
Ben Komalo | 444eca2 | 2011-09-01 15:17:44 -0700 | [diff] [blame] | 2547 | } |
| 2548 | } |
| 2549 | |
| 2550 | @Override |
Jason parks | 5af0b91 | 2010-11-29 09:05:25 -0600 | [diff] [blame] | 2551 | public int decryptStorage(String password) { |
Jason parks | 8888c59 | 2011-01-20 22:46:41 -0600 | [diff] [blame] | 2552 | mContext.enforceCallingOrSelfPermission(Manifest.permission.CRYPT_KEEPER, |
| 2553 | "no permission to access the crypt keeper"); |
Jason parks | 5af0b91 | 2010-11-29 09:05:25 -0600 | [diff] [blame] | 2554 | |
Jeff Sharkey | 8058fe6 | 2017-09-13 11:50:33 -0600 | [diff] [blame] | 2555 | if (TextUtils.isEmpty(password)) { |
| 2556 | throw new IllegalArgumentException("password cannot be empty"); |
| 2557 | } |
| 2558 | |
Jason parks | 5af0b91 | 2010-11-29 09:05:25 -0600 | [diff] [blame] | 2559 | if (DEBUG_EVENTS) { |
| 2560 | Slog.i(TAG, "decrypting storage..."); |
| 2561 | } |
| 2562 | |
| 2563 | try { |
Jeff Sharkey | 5440279 | 2017-09-15 16:05:19 -0600 | [diff] [blame] | 2564 | mVold.fdeCheckPassword(password); |
| 2565 | mHandler.postDelayed(() -> { |
| 2566 | try { |
| 2567 | mVold.fdeRestart(); |
| 2568 | } catch (Exception e) { |
| 2569 | Slog.wtf(TAG, e); |
| 2570 | } |
| 2571 | }, DateUtils.SECOND_IN_MILLIS); |
| 2572 | return 0; |
Paul Crowley | fc0b519 | 2018-07-02 13:58:10 -0700 | [diff] [blame] | 2573 | } catch (ServiceSpecificException e) { |
| 2574 | Slog.e(TAG, "fdeCheckPassword failed", e); |
| 2575 | return e.errorCode; |
Jeff Sharkey | 5440279 | 2017-09-15 16:05:19 -0600 | [diff] [blame] | 2576 | } catch (Exception e) { |
| 2577 | Slog.wtf(TAG, e); |
| 2578 | return StorageManager.ENCRYPTION_STATE_ERROR_UNKNOWN; |
Jason parks | 5af0b91 | 2010-11-29 09:05:25 -0600 | [diff] [blame] | 2579 | } |
Jason parks | 5af0b91 | 2010-11-29 09:05:25 -0600 | [diff] [blame] | 2580 | } |
| 2581 | |
Jeff Sharkey | 5440279 | 2017-09-15 16:05:19 -0600 | [diff] [blame] | 2582 | @Override |
Paul Lawrence | 46791e7 | 2014-04-03 09:10:26 -0700 | [diff] [blame] | 2583 | public int encryptStorage(int type, String password) { |
Jason parks | 8888c59 | 2011-01-20 22:46:41 -0600 | [diff] [blame] | 2584 | mContext.enforceCallingOrSelfPermission(Manifest.permission.CRYPT_KEEPER, |
| 2585 | "no permission to access the crypt keeper"); |
Jason parks | 56aa532 | 2011-01-07 09:01:15 -0600 | [diff] [blame] | 2586 | |
Jeff Sharkey | 8058fe6 | 2017-09-13 11:50:33 -0600 | [diff] [blame] | 2587 | if (type == StorageManager.CRYPT_TYPE_DEFAULT) { |
| 2588 | password = ""; |
| 2589 | } else if (TextUtils.isEmpty(password)) { |
| 2590 | throw new IllegalArgumentException("password cannot be empty"); |
| 2591 | } |
| 2592 | |
Jason parks | 56aa532 | 2011-01-07 09:01:15 -0600 | [diff] [blame] | 2593 | if (DEBUG_EVENTS) { |
Jason parks | 8888c59 | 2011-01-20 22:46:41 -0600 | [diff] [blame] | 2594 | Slog.i(TAG, "encrypting storage..."); |
Jason parks | 56aa532 | 2011-01-07 09:01:15 -0600 | [diff] [blame] | 2595 | } |
| 2596 | |
| 2597 | try { |
Paul Lawrence | 89a0ae4 | 2017-12-22 10:11:10 -0800 | [diff] [blame] | 2598 | mVold.fdeEnable(type, password, 0); |
Jeff Sharkey | 43e1211 | 2017-09-12 16:31:45 -0600 | [diff] [blame] | 2599 | } catch (Exception e) { |
| 2600 | Slog.wtf(TAG, e); |
| 2601 | return -1; |
Jason parks | 56aa532 | 2011-01-07 09:01:15 -0600 | [diff] [blame] | 2602 | } |
| 2603 | |
| 2604 | return 0; |
| 2605 | } |
| 2606 | |
Paul Lawrence | 8e39736 | 2014-01-27 15:22:30 -0800 | [diff] [blame] | 2607 | /** Set the password for encrypting the master key. |
| 2608 | * @param type One of the CRYPTO_TYPE_XXX consts defined in StorageManager. |
| 2609 | * @param password The password to set. |
| 2610 | */ |
Jeff Sharkey | 5440279 | 2017-09-15 16:05:19 -0600 | [diff] [blame] | 2611 | @Override |
Paul Lawrence | 8e39736 | 2014-01-27 15:22:30 -0800 | [diff] [blame] | 2612 | public int changeEncryptionPassword(int type, String password) { |
Jason parks | f7b3cd4 | 2011-01-27 09:28:25 -0600 | [diff] [blame] | 2613 | mContext.enforceCallingOrSelfPermission(Manifest.permission.CRYPT_KEEPER, |
| 2614 | "no permission to access the crypt keeper"); |
| 2615 | |
Jeff Sharkey | ae26646 | 2017-11-27 13:32:24 -0700 | [diff] [blame] | 2616 | if (StorageManager.isFileEncryptedNativeOnly()) { |
| 2617 | // Not supported on FBE devices |
| 2618 | return -1; |
| 2619 | } |
| 2620 | |
Jeff Sharkey | 8058fe6 | 2017-09-13 11:50:33 -0600 | [diff] [blame] | 2621 | if (type == StorageManager.CRYPT_TYPE_DEFAULT) { |
| 2622 | password = ""; |
| 2623 | } else if (TextUtils.isEmpty(password)) { |
| 2624 | throw new IllegalArgumentException("password cannot be empty"); |
| 2625 | } |
| 2626 | |
Jason parks | f7b3cd4 | 2011-01-27 09:28:25 -0600 | [diff] [blame] | 2627 | if (DEBUG_EVENTS) { |
| 2628 | Slog.i(TAG, "changing encryption password..."); |
| 2629 | } |
| 2630 | |
| 2631 | try { |
Jeff Sharkey | 5440279 | 2017-09-15 16:05:19 -0600 | [diff] [blame] | 2632 | mVold.fdeChangePassword(type, password); |
| 2633 | return 0; |
| 2634 | } catch (Exception e) { |
| 2635 | Slog.wtf(TAG, e); |
| 2636 | return -1; |
Jason parks | f7b3cd4 | 2011-01-27 09:28:25 -0600 | [diff] [blame] | 2637 | } |
| 2638 | } |
| 2639 | |
Christopher Tate | 32418be | 2011-10-10 13:51:12 -0700 | [diff] [blame] | 2640 | /** |
| 2641 | * Validate a user-supplied password string with cryptfs |
| 2642 | */ |
| 2643 | @Override |
| 2644 | public int verifyEncryptionPassword(String password) throws RemoteException { |
| 2645 | // Only the system process is permitted to validate passwords |
| 2646 | if (Binder.getCallingUid() != android.os.Process.SYSTEM_UID) { |
| 2647 | throw new SecurityException("no permission to access the crypt keeper"); |
| 2648 | } |
| 2649 | |
| 2650 | mContext.enforceCallingOrSelfPermission(Manifest.permission.CRYPT_KEEPER, |
| 2651 | "no permission to access the crypt keeper"); |
| 2652 | |
| 2653 | if (TextUtils.isEmpty(password)) { |
| 2654 | throw new IllegalArgumentException("password cannot be empty"); |
| 2655 | } |
| 2656 | |
Christopher Tate | 32418be | 2011-10-10 13:51:12 -0700 | [diff] [blame] | 2657 | if (DEBUG_EVENTS) { |
| 2658 | Slog.i(TAG, "validating encryption password..."); |
| 2659 | } |
| 2660 | |
| 2661 | try { |
Jeff Sharkey | 5440279 | 2017-09-15 16:05:19 -0600 | [diff] [blame] | 2662 | mVold.fdeVerifyPassword(password); |
| 2663 | return 0; |
| 2664 | } catch (Exception e) { |
| 2665 | Slog.wtf(TAG, e); |
| 2666 | return -1; |
Christopher Tate | 32418be | 2011-10-10 13:51:12 -0700 | [diff] [blame] | 2667 | } |
| 2668 | } |
| 2669 | |
Paul Lawrence | 8e39736 | 2014-01-27 15:22:30 -0800 | [diff] [blame] | 2670 | /** |
| 2671 | * Get the type of encryption used to encrypt the master key. |
| 2672 | * @return The type, one of the CRYPT_TYPE_XXX consts from StorageManager. |
| 2673 | */ |
| 2674 | @Override |
Svetoslav | 16e4a1a | 2014-09-29 18:16:20 -0700 | [diff] [blame] | 2675 | public int getPasswordType() { |
Paul Lawrence | 76a4057 | 2017-03-15 11:08:04 -0700 | [diff] [blame] | 2676 | mContext.enforceCallingOrSelfPermission(Manifest.permission.CRYPT_KEEPER, |
Paul Lawrence | 9de713d | 2016-05-02 22:45:33 +0000 | [diff] [blame] | 2677 | "no permission to access the crypt keeper"); |
| 2678 | |
Paul Lawrence | 8e39736 | 2014-01-27 15:22:30 -0800 | [diff] [blame] | 2679 | try { |
Jeff Sharkey | 5440279 | 2017-09-15 16:05:19 -0600 | [diff] [blame] | 2680 | return mVold.fdeGetPasswordType(); |
| 2681 | } catch (Exception e) { |
| 2682 | Slog.wtf(TAG, e); |
| 2683 | return -1; |
Paul Lawrence | 8e39736 | 2014-01-27 15:22:30 -0800 | [diff] [blame] | 2684 | } |
| 2685 | } |
| 2686 | |
Paul Lawrence | e51dcf9 | 2014-03-18 10:56:00 -0700 | [diff] [blame] | 2687 | /** |
| 2688 | * Set a field in the crypto header. |
| 2689 | * @param field field to set |
| 2690 | * @param contents contents to set in field |
| 2691 | */ |
| 2692 | @Override |
| 2693 | public void setField(String field, String contents) throws RemoteException { |
Paul Lawrence | 76a4057 | 2017-03-15 11:08:04 -0700 | [diff] [blame] | 2694 | mContext.enforceCallingOrSelfPermission(Manifest.permission.CRYPT_KEEPER, |
Paul Lawrence | 0bbd108 | 2016-04-26 15:21:02 -0700 | [diff] [blame] | 2695 | "no permission to access the crypt keeper"); |
Paul Lawrence | e51dcf9 | 2014-03-18 10:56:00 -0700 | [diff] [blame] | 2696 | |
yusukes | 14a8b1f | 2018-07-23 17:34:42 -0700 | [diff] [blame] | 2697 | if (!StorageManager.isBlockEncrypted()) { |
| 2698 | // Only supported on FDE devices |
Jeff Sharkey | ae26646 | 2017-11-27 13:32:24 -0700 | [diff] [blame] | 2699 | return; |
| 2700 | } |
| 2701 | |
Paul Lawrence | e51dcf9 | 2014-03-18 10:56:00 -0700 | [diff] [blame] | 2702 | try { |
Jeff Sharkey | 5440279 | 2017-09-15 16:05:19 -0600 | [diff] [blame] | 2703 | mVold.fdeSetField(field, contents); |
| 2704 | return; |
| 2705 | } catch (Exception e) { |
| 2706 | Slog.wtf(TAG, e); |
| 2707 | return; |
Paul Lawrence | e51dcf9 | 2014-03-18 10:56:00 -0700 | [diff] [blame] | 2708 | } |
| 2709 | } |
| 2710 | |
| 2711 | /** |
| 2712 | * Gets a field from the crypto header. |
| 2713 | * @param field field to get |
| 2714 | * @return contents of field |
| 2715 | */ |
| 2716 | @Override |
| 2717 | public String getField(String field) throws RemoteException { |
Paul Lawrence | 76a4057 | 2017-03-15 11:08:04 -0700 | [diff] [blame] | 2718 | mContext.enforceCallingOrSelfPermission(Manifest.permission.CRYPT_KEEPER, |
Paul Lawrence | 0bbd108 | 2016-04-26 15:21:02 -0700 | [diff] [blame] | 2719 | "no permission to access the crypt keeper"); |
Paul Lawrence | e51dcf9 | 2014-03-18 10:56:00 -0700 | [diff] [blame] | 2720 | |
yusukes | 14a8b1f | 2018-07-23 17:34:42 -0700 | [diff] [blame] | 2721 | if (!StorageManager.isBlockEncrypted()) { |
| 2722 | // Only supported on FDE devices |
Jeff Sharkey | ae26646 | 2017-11-27 13:32:24 -0700 | [diff] [blame] | 2723 | return null; |
| 2724 | } |
| 2725 | |
Paul Lawrence | e51dcf9 | 2014-03-18 10:56:00 -0700 | [diff] [blame] | 2726 | try { |
Jeff Sharkey | 5440279 | 2017-09-15 16:05:19 -0600 | [diff] [blame] | 2727 | return mVold.fdeGetField(field); |
| 2728 | } catch (Exception e) { |
| 2729 | Slog.wtf(TAG, e); |
| 2730 | return null; |
Paul Lawrence | e51dcf9 | 2014-03-18 10:56:00 -0700 | [diff] [blame] | 2731 | } |
| 2732 | } |
| 2733 | |
Paul Lawrence | 3806d9c | 2015-10-29 10:30:46 -0700 | [diff] [blame] | 2734 | /** |
| 2735 | * Is userdata convertible to file based encryption? |
| 2736 | * @return non zero for convertible |
| 2737 | */ |
| 2738 | @Override |
| 2739 | public boolean isConvertibleToFBE() throws RemoteException { |
Paul Lawrence | 76a4057 | 2017-03-15 11:08:04 -0700 | [diff] [blame] | 2740 | mContext.enforceCallingOrSelfPermission(Manifest.permission.CRYPT_KEEPER, |
Paul Lawrence | 0bbd108 | 2016-04-26 15:21:02 -0700 | [diff] [blame] | 2741 | "no permission to access the crypt keeper"); |
Paul Lawrence | 3806d9c | 2015-10-29 10:30:46 -0700 | [diff] [blame] | 2742 | |
Paul Lawrence | 3806d9c | 2015-10-29 10:30:46 -0700 | [diff] [blame] | 2743 | try { |
Jeff Sharkey | 5440279 | 2017-09-15 16:05:19 -0600 | [diff] [blame] | 2744 | return mVold.isConvertibleToFbe(); |
| 2745 | } catch (Exception e) { |
| 2746 | Slog.wtf(TAG, e); |
| 2747 | return false; |
Paul Lawrence | 3806d9c | 2015-10-29 10:30:46 -0700 | [diff] [blame] | 2748 | } |
| 2749 | } |
| 2750 | |
Daniel Rosenberg | e129e5c | 2018-11-07 19:25:55 -0800 | [diff] [blame] | 2751 | /** |
Martijn Coenen | f04aca4 | 2019-03-11 10:35:34 +0100 | [diff] [blame] | 2752 | * Check whether the device supports filesystem checkpointing. |
| 2753 | * |
| 2754 | * @return true if the device supports filesystem checkpointing, false otherwise. |
| 2755 | */ |
| 2756 | @Override |
| 2757 | public boolean supportsCheckpoint() throws RemoteException { |
Martijn Coenen | f04aca4 | 2019-03-11 10:35:34 +0100 | [diff] [blame] | 2758 | return mVold.supportsCheckpoint(); |
| 2759 | } |
| 2760 | |
| 2761 | /** |
| 2762 | * Signal that checkpointing partitions should start a checkpoint on the next boot. |
| 2763 | * |
| 2764 | * @param numTries Number of times to try booting in checkpoint mode, before we will boot |
| 2765 | * non-checkpoint mode and commit all changes immediately. Callers are |
| 2766 | * responsible for ensuring that boot is safe (eg, by rolling back updates). |
| 2767 | */ |
| 2768 | @Override |
| 2769 | public void startCheckpoint(int numTries) throws RemoteException { |
| 2770 | // Only the system process is permitted to start checkpoints |
| 2771 | if (Binder.getCallingUid() != android.os.Process.SYSTEM_UID) { |
| 2772 | throw new SecurityException("no permission to start filesystem checkpoint"); |
| 2773 | } |
| 2774 | |
| 2775 | mVold.startCheckpoint(numTries); |
| 2776 | } |
| 2777 | |
| 2778 | /** |
Daniel Rosenberg | e129e5c | 2018-11-07 19:25:55 -0800 | [diff] [blame] | 2779 | * Signal that checkpointing partitions should commit changes |
| 2780 | */ |
| 2781 | @Override |
| 2782 | public void commitChanges() throws RemoteException { |
| 2783 | // Only the system process is permitted to commit checkpoints |
| 2784 | if (Binder.getCallingUid() != android.os.Process.SYSTEM_UID) { |
| 2785 | throw new SecurityException("no permission to commit checkpoint changes"); |
| 2786 | } |
| 2787 | |
| 2788 | mVold.commitChanges(); |
| 2789 | } |
| 2790 | |
Daniel Rosenberg | e3a924d | 2019-03-19 18:19:08 -0700 | [diff] [blame] | 2791 | /** |
| 2792 | * Check if we should be mounting with checkpointing or are checkpointing now |
| 2793 | */ |
| 2794 | @Override |
| 2795 | public boolean needsCheckpoint() throws RemoteException { |
Paul Lawrence | 15a5446 | 2019-04-30 11:14:25 -0700 | [diff] [blame] | 2796 | enforcePermission(android.Manifest.permission.MOUNT_FORMAT_FILESYSTEMS); |
Daniel Rosenberg | e3a924d | 2019-03-19 18:19:08 -0700 | [diff] [blame] | 2797 | return mVold.needsCheckpoint(); |
| 2798 | } |
| 2799 | |
Daniel Rosenberg | 600799b | 2019-03-20 17:42:50 -0700 | [diff] [blame] | 2800 | /** |
| 2801 | * Abort the current set of changes and either try again, or abort entirely |
| 2802 | */ |
| 2803 | @Override |
| 2804 | public void abortChanges(String message, boolean retry) throws RemoteException { |
| 2805 | // Only the system process is permitted to abort checkpoints |
| 2806 | if (Binder.getCallingUid() != android.os.Process.SYSTEM_UID) { |
| 2807 | throw new SecurityException("no permission to commit checkpoint changes"); |
| 2808 | } |
| 2809 | |
| 2810 | mVold.abortChanges(message, retry); |
| 2811 | } |
| 2812 | |
Jeff Sharkey | b049e21 | 2012-09-07 23:16:01 -0700 | [diff] [blame] | 2813 | @Override |
Paul Lawrence | 945490c | 2014-03-27 16:37:28 +0000 | [diff] [blame] | 2814 | public String getPassword() throws RemoteException { |
Paul Lawrence | 76a4057 | 2017-03-15 11:08:04 -0700 | [diff] [blame] | 2815 | mContext.enforceCallingOrSelfPermission(Manifest.permission.CRYPT_KEEPER, |
Rubin Xu | cd7a014 | 2015-04-17 23:45:27 +0100 | [diff] [blame] | 2816 | "only keyguard can retrieve password"); |
Paul Lawrence | 0bbd108 | 2016-04-26 15:21:02 -0700 | [diff] [blame] | 2817 | |
Paul Lawrence | 945490c | 2014-03-27 16:37:28 +0000 | [diff] [blame] | 2818 | try { |
Jeff Sharkey | 5440279 | 2017-09-15 16:05:19 -0600 | [diff] [blame] | 2819 | return mVold.fdeGetPassword(); |
| 2820 | } catch (Exception e) { |
| 2821 | Slog.wtf(TAG, e); |
Paul Lawrence | 24063b5 | 2015-01-06 13:11:23 -0800 | [diff] [blame] | 2822 | return null; |
Paul Lawrence | 945490c | 2014-03-27 16:37:28 +0000 | [diff] [blame] | 2823 | } |
| 2824 | } |
| 2825 | |
| 2826 | @Override |
| 2827 | public void clearPassword() throws RemoteException { |
Paul Lawrence | 76a4057 | 2017-03-15 11:08:04 -0700 | [diff] [blame] | 2828 | mContext.enforceCallingOrSelfPermission(Manifest.permission.CRYPT_KEEPER, |
Paul Lawrence | 0bbd108 | 2016-04-26 15:21:02 -0700 | [diff] [blame] | 2829 | "only keyguard can clear password"); |
| 2830 | |
Paul Lawrence | 945490c | 2014-03-27 16:37:28 +0000 | [diff] [blame] | 2831 | try { |
Jeff Sharkey | 5440279 | 2017-09-15 16:05:19 -0600 | [diff] [blame] | 2832 | mVold.fdeClearPassword(); |
| 2833 | return; |
| 2834 | } catch (Exception e) { |
| 2835 | Slog.wtf(TAG, e); |
| 2836 | return; |
Paul Lawrence | 945490c | 2014-03-27 16:37:28 +0000 | [diff] [blame] | 2837 | } |
| 2838 | } |
| 2839 | |
| 2840 | @Override |
Lenka Trochtova | c4dd021 | 2015-11-18 12:22:06 +0100 | [diff] [blame] | 2841 | public void createUserKey(int userId, int serialNumber, boolean ephemeral) { |
Jeff Sharkey | f9fc6d6 | 2015-11-08 16:46:05 -0800 | [diff] [blame] | 2842 | enforcePermission(android.Manifest.permission.STORAGE_INTERNAL); |
Paul Crowley | bcf48ed | 2015-04-22 13:36:59 +0100 | [diff] [blame] | 2843 | |
Paul Crowley | bcf48ed | 2015-04-22 13:36:59 +0100 | [diff] [blame] | 2844 | try { |
Jeff Sharkey | 5440279 | 2017-09-15 16:05:19 -0600 | [diff] [blame] | 2845 | mVold.createUserKey(userId, serialNumber, ephemeral); |
Jeff Sharkey | 43e1211 | 2017-09-12 16:31:45 -0600 | [diff] [blame] | 2846 | } catch (Exception e) { |
| 2847 | Slog.wtf(TAG, e); |
Paul Crowley | bcf48ed | 2015-04-22 13:36:59 +0100 | [diff] [blame] | 2848 | } |
| 2849 | } |
| 2850 | |
Paul Crowley | 7ec733f | 2015-05-19 12:42:00 +0100 | [diff] [blame] | 2851 | @Override |
Jeff Sharkey | f9fc6d6 | 2015-11-08 16:46:05 -0800 | [diff] [blame] | 2852 | public void destroyUserKey(int userId) { |
| 2853 | enforcePermission(android.Manifest.permission.STORAGE_INTERNAL); |
Paul Crowley | 7ec733f | 2015-05-19 12:42:00 +0100 | [diff] [blame] | 2854 | |
Jeff Sharkey | f9fc6d6 | 2015-11-08 16:46:05 -0800 | [diff] [blame] | 2855 | try { |
Jeff Sharkey | 5440279 | 2017-09-15 16:05:19 -0600 | [diff] [blame] | 2856 | mVold.destroyUserKey(userId); |
Jeff Sharkey | 43e1211 | 2017-09-12 16:31:45 -0600 | [diff] [blame] | 2857 | } catch (Exception e) { |
| 2858 | Slog.wtf(TAG, e); |
Jeff Sharkey | f9fc6d6 | 2015-11-08 16:46:05 -0800 | [diff] [blame] | 2859 | } |
| 2860 | } |
| 2861 | |
Jeff Sharkey | 43e1211 | 2017-09-12 16:31:45 -0600 | [diff] [blame] | 2862 | private String encodeBytes(byte[] bytes) { |
Paul Crowley | faeb3eb | 2016-02-08 15:58:29 +0000 | [diff] [blame] | 2863 | if (ArrayUtils.isEmpty(bytes)) { |
Jeff Sharkey | 43e1211 | 2017-09-12 16:31:45 -0600 | [diff] [blame] | 2864 | return "!"; |
Paul Crowley | faeb3eb | 2016-02-08 15:58:29 +0000 | [diff] [blame] | 2865 | } else { |
Jeff Sharkey | 43e1211 | 2017-09-12 16:31:45 -0600 | [diff] [blame] | 2866 | return HexDump.toHexString(bytes); |
Paul Crowley | faeb3eb | 2016-02-08 15:58:29 +0000 | [diff] [blame] | 2867 | } |
| 2868 | } |
| 2869 | |
Paul Crowley | cc70155 | 2016-05-17 14:18:49 -0700 | [diff] [blame] | 2870 | /* |
| 2871 | * Add this token/secret pair to the set of ways we can recover a disk encryption key. |
| 2872 | * Changing the token/secret for a disk encryption key is done in two phases: first, adding |
| 2873 | * a new token/secret pair with this call, then delting all other pairs with |
| 2874 | * fixateNewestUserKeyAuth. This allows other places where a credential is used, such as |
| 2875 | * Gatekeeper, to be updated between the two calls. |
| 2876 | */ |
Jeff Sharkey | f9fc6d6 | 2015-11-08 16:46:05 -0800 | [diff] [blame] | 2877 | @Override |
Paul Crowley | cc70155 | 2016-05-17 14:18:49 -0700 | [diff] [blame] | 2878 | public void addUserKeyAuth(int userId, int serialNumber, byte[] token, byte[] secret) { |
Paul Crowley | faeb3eb | 2016-02-08 15:58:29 +0000 | [diff] [blame] | 2879 | enforcePermission(android.Manifest.permission.STORAGE_INTERNAL); |
Paul Crowley | faeb3eb | 2016-02-08 15:58:29 +0000 | [diff] [blame] | 2880 | |
| 2881 | try { |
Jeff Sharkey | 5440279 | 2017-09-15 16:05:19 -0600 | [diff] [blame] | 2882 | mVold.addUserKeyAuth(userId, serialNumber, encodeBytes(token), encodeBytes(secret)); |
Jeff Sharkey | 43e1211 | 2017-09-12 16:31:45 -0600 | [diff] [blame] | 2883 | } catch (Exception e) { |
| 2884 | Slog.wtf(TAG, e); |
Paul Crowley | cc70155 | 2016-05-17 14:18:49 -0700 | [diff] [blame] | 2885 | } |
| 2886 | } |
| 2887 | |
| 2888 | /* |
| 2889 | * Delete all disk encryption token/secret pairs except the most recently added one |
| 2890 | */ |
| 2891 | @Override |
| 2892 | public void fixateNewestUserKeyAuth(int userId) { |
| 2893 | enforcePermission(android.Manifest.permission.STORAGE_INTERNAL); |
Paul Crowley | cc70155 | 2016-05-17 14:18:49 -0700 | [diff] [blame] | 2894 | |
| 2895 | try { |
Jeff Sharkey | 5440279 | 2017-09-15 16:05:19 -0600 | [diff] [blame] | 2896 | mVold.fixateNewestUserKeyAuth(userId); |
Jeff Sharkey | 43e1211 | 2017-09-12 16:31:45 -0600 | [diff] [blame] | 2897 | } catch (Exception e) { |
| 2898 | Slog.wtf(TAG, e); |
Paul Crowley | faeb3eb | 2016-02-08 15:58:29 +0000 | [diff] [blame] | 2899 | } |
| 2900 | } |
| 2901 | |
| 2902 | @Override |
| 2903 | public void unlockUserKey(int userId, int serialNumber, byte[] token, byte[] secret) { |
Sudheer Shanka | 03b20ec | 2019-02-21 15:11:00 -0800 | [diff] [blame] | 2904 | Slog.d(TAG, "unlockUserKey: " + userId); |
Jeff Sharkey | f9fc6d6 | 2015-11-08 16:46:05 -0800 | [diff] [blame] | 2905 | enforcePermission(android.Manifest.permission.STORAGE_INTERNAL); |
Jeff Sharkey | f9fc6d6 | 2015-11-08 16:46:05 -0800 | [diff] [blame] | 2906 | |
Jeff Sharkey | ce18c81 | 2016-04-27 16:00:41 -0600 | [diff] [blame] | 2907 | if (StorageManager.isFileEncryptedNativeOrEmulated()) { |
Jeff Sharkey | ce18c81 | 2016-04-27 16:00:41 -0600 | [diff] [blame] | 2908 | try { |
Jeff Sharkey | 5440279 | 2017-09-15 16:05:19 -0600 | [diff] [blame] | 2909 | mVold.unlockUserKey(userId, serialNumber, encodeBytes(token), |
| 2910 | encodeBytes(secret)); |
Jeff Sharkey | 43e1211 | 2017-09-12 16:31:45 -0600 | [diff] [blame] | 2911 | } catch (Exception e) { |
| 2912 | Slog.wtf(TAG, e); |
| 2913 | return; |
Jeff Sharkey | ce18c81 | 2016-04-27 16:00:41 -0600 | [diff] [blame] | 2914 | } |
Jeff Sharkey | f9fc6d6 | 2015-11-08 16:46:05 -0800 | [diff] [blame] | 2915 | } |
| 2916 | |
| 2917 | synchronized (mLock) { |
Jeff Sharkey | ce14cd0 | 2015-12-07 15:35:42 -0700 | [diff] [blame] | 2918 | mLocalUnlockedUsers = ArrayUtils.appendInt(mLocalUnlockedUsers, userId); |
Jeff Sharkey | f9fc6d6 | 2015-11-08 16:46:05 -0800 | [diff] [blame] | 2919 | } |
| 2920 | } |
| 2921 | |
| 2922 | @Override |
| 2923 | public void lockUserKey(int userId) { |
| 2924 | enforcePermission(android.Manifest.permission.STORAGE_INTERNAL); |
Jeff Sharkey | f9fc6d6 | 2015-11-08 16:46:05 -0800 | [diff] [blame] | 2925 | |
| 2926 | try { |
Jeff Sharkey | 5440279 | 2017-09-15 16:05:19 -0600 | [diff] [blame] | 2927 | mVold.lockUserKey(userId); |
Jeff Sharkey | 43e1211 | 2017-09-12 16:31:45 -0600 | [diff] [blame] | 2928 | } catch (Exception e) { |
| 2929 | Slog.wtf(TAG, e); |
| 2930 | return; |
Jeff Sharkey | f9fc6d6 | 2015-11-08 16:46:05 -0800 | [diff] [blame] | 2931 | } |
| 2932 | |
| 2933 | synchronized (mLock) { |
Jeff Sharkey | ce14cd0 | 2015-12-07 15:35:42 -0700 | [diff] [blame] | 2934 | mLocalUnlockedUsers = ArrayUtils.removeInt(mLocalUnlockedUsers, userId); |
Jeff Sharkey | f9fc6d6 | 2015-11-08 16:46:05 -0800 | [diff] [blame] | 2935 | } |
| 2936 | } |
| 2937 | |
| 2938 | @Override |
| 2939 | public boolean isUserKeyUnlocked(int userId) { |
Jeff Sharkey | ce18c81 | 2016-04-27 16:00:41 -0600 | [diff] [blame] | 2940 | synchronized (mLock) { |
| 2941 | return ArrayUtils.contains(mLocalUnlockedUsers, userId); |
Jeff Sharkey | f9fc6d6 | 2015-11-08 16:46:05 -0800 | [diff] [blame] | 2942 | } |
| 2943 | } |
| 2944 | |
Narayan Kamath | 157dd1d | 2019-06-12 13:06:30 +0100 | [diff] [blame] | 2945 | private boolean isSystemUnlocked(int userId) { |
| 2946 | synchronized (mLock) { |
| 2947 | return ArrayUtils.contains(mSystemUnlockedUsers, userId); |
| 2948 | } |
| 2949 | } |
| 2950 | |
Jeff Sharkey | f9fc6d6 | 2015-11-08 16:46:05 -0800 | [diff] [blame] | 2951 | @Override |
Jeff Sharkey | 47f7108 | 2016-02-01 17:03:54 -0700 | [diff] [blame] | 2952 | public void prepareUserStorage(String volumeUuid, int userId, int serialNumber, int flags) { |
Jeff Sharkey | f9fc6d6 | 2015-11-08 16:46:05 -0800 | [diff] [blame] | 2953 | enforcePermission(android.Manifest.permission.STORAGE_INTERNAL); |
Jeff Sharkey | f9fc6d6 | 2015-11-08 16:46:05 -0800 | [diff] [blame] | 2954 | |
| 2955 | try { |
Jeff Sharkey | 5440279 | 2017-09-15 16:05:19 -0600 | [diff] [blame] | 2956 | mVold.prepareUserStorage(volumeUuid, userId, serialNumber, flags); |
Jeff Sharkey | 43e1211 | 2017-09-12 16:31:45 -0600 | [diff] [blame] | 2957 | } catch (Exception e) { |
| 2958 | Slog.wtf(TAG, e); |
Paul Crowley | 7ec733f | 2015-05-19 12:42:00 +0100 | [diff] [blame] | 2959 | } |
| 2960 | } |
| 2961 | |
Paul Crowley | bcf48ed | 2015-04-22 13:36:59 +0100 | [diff] [blame] | 2962 | @Override |
Jeff Sharkey | fcf1e55 | 2016-04-14 20:44:58 -0600 | [diff] [blame] | 2963 | public void destroyUserStorage(String volumeUuid, int userId, int flags) { |
| 2964 | enforcePermission(android.Manifest.permission.STORAGE_INTERNAL); |
Jeff Sharkey | fcf1e55 | 2016-04-14 20:44:58 -0600 | [diff] [blame] | 2965 | |
| 2966 | try { |
Jeff Sharkey | 5440279 | 2017-09-15 16:05:19 -0600 | [diff] [blame] | 2967 | mVold.destroyUserStorage(volumeUuid, userId, flags); |
Jeff Sharkey | 43e1211 | 2017-09-12 16:31:45 -0600 | [diff] [blame] | 2968 | } catch (Exception e) { |
| 2969 | Slog.wtf(TAG, e); |
Jeff Sharkey | fcf1e55 | 2016-04-14 20:44:58 -0600 | [diff] [blame] | 2970 | } |
| 2971 | } |
| 2972 | |
Anton Hansson | be9c990 | 2019-05-28 13:45:26 +0100 | [diff] [blame] | 2973 | /** Not thread safe */ |
Daichi Hirono | e56740d | 2017-02-02 13:56:45 +0900 | [diff] [blame] | 2974 | class AppFuseMountScope extends AppFuseBridge.MountScope { |
Anton Hansson | be9c990 | 2019-05-28 13:45:26 +0100 | [diff] [blame] | 2975 | private boolean mMounted = false; |
Daichi Hirono | 812c95d | 2017-02-08 16:20:20 +0900 | [diff] [blame] | 2976 | |
Ryo Hashimoto | 38bcbf0 | 2018-05-16 18:20:37 +0900 | [diff] [blame] | 2977 | public AppFuseMountScope(int uid, int mountId) { |
| 2978 | super(uid, mountId); |
Daichi Hirono | 812c95d | 2017-02-08 16:20:20 +0900 | [diff] [blame] | 2979 | } |
| 2980 | |
| 2981 | @Override |
| 2982 | public ParcelFileDescriptor open() throws NativeDaemonConnectorException { |
Jeff Sharkey | 5440279 | 2017-09-15 16:05:19 -0600 | [diff] [blame] | 2983 | try { |
Anton Hansson | be9c990 | 2019-05-28 13:45:26 +0100 | [diff] [blame] | 2984 | final FileDescriptor fd = mVold.mountAppFuse(uid, mountId); |
| 2985 | mMounted = true; |
| 2986 | return new ParcelFileDescriptor(fd); |
Jeff Sharkey | 5440279 | 2017-09-15 16:05:19 -0600 | [diff] [blame] | 2987 | } catch (Exception e) { |
| 2988 | throw new NativeDaemonConnectorException("Failed to mount", e); |
Daichi Hirono | 812c95d | 2017-02-08 16:20:20 +0900 | [diff] [blame] | 2989 | } |
Daichi Hirono | 9fb0018 | 2016-11-08 14:12:17 +0900 | [diff] [blame] | 2990 | } |
| 2991 | |
| 2992 | @Override |
Ryo Hashimoto | 38bcbf0 | 2018-05-16 18:20:37 +0900 | [diff] [blame] | 2993 | public ParcelFileDescriptor openFile(int mountId, int fileId, int flags) |
| 2994 | throws NativeDaemonConnectorException { |
| 2995 | try { |
| 2996 | return new ParcelFileDescriptor( |
| 2997 | mVold.openAppFuseFile(uid, mountId, fileId, flags)); |
| 2998 | } catch (Exception e) { |
| 2999 | throw new NativeDaemonConnectorException("Failed to open", e); |
| 3000 | } |
| 3001 | } |
| 3002 | |
| 3003 | @Override |
Daichi Hirono | e56740d | 2017-02-02 13:56:45 +0900 | [diff] [blame] | 3004 | public void close() throws Exception { |
Anton Hansson | be9c990 | 2019-05-28 13:45:26 +0100 | [diff] [blame] | 3005 | if (mMounted) { |
Ryo Hashimoto | 38bcbf0 | 2018-05-16 18:20:37 +0900 | [diff] [blame] | 3006 | mVold.unmountAppFuse(uid, mountId); |
Anton Hansson | be9c990 | 2019-05-28 13:45:26 +0100 | [diff] [blame] | 3007 | mMounted = false; |
Daichi Hirono | 812c95d | 2017-02-08 16:20:20 +0900 | [diff] [blame] | 3008 | } |
Daichi Hirono | 9fb0018 | 2016-11-08 14:12:17 +0900 | [diff] [blame] | 3009 | } |
| 3010 | } |
| 3011 | |
| 3012 | @Override |
Daichi Hirono | 812c95d | 2017-02-08 16:20:20 +0900 | [diff] [blame] | 3013 | public @Nullable AppFuseMount mountProxyFileDescriptorBridge() { |
Daichi Hirono | e56740d | 2017-02-02 13:56:45 +0900 | [diff] [blame] | 3014 | Slog.v(TAG, "mountProxyFileDescriptorBridge"); |
Daichi Hirono | 9fb0018 | 2016-11-08 14:12:17 +0900 | [diff] [blame] | 3015 | final int uid = Binder.getCallingUid(); |
Daichi Hirono | 9fb0018 | 2016-11-08 14:12:17 +0900 | [diff] [blame] | 3016 | |
Daichi Hirono | e56740d | 2017-02-02 13:56:45 +0900 | [diff] [blame] | 3017 | while (true) { |
| 3018 | synchronized (mAppFuseLock) { |
| 3019 | boolean newlyCreated = false; |
| 3020 | if (mAppFuseBridge == null) { |
| 3021 | mAppFuseBridge = new AppFuseBridge(); |
| 3022 | new Thread(mAppFuseBridge, AppFuseBridge.TAG).start(); |
| 3023 | newlyCreated = true; |
Daichi Hirono | 9fb0018 | 2016-11-08 14:12:17 +0900 | [diff] [blame] | 3024 | } |
Daichi Hirono | e56740d | 2017-02-02 13:56:45 +0900 | [diff] [blame] | 3025 | try { |
| 3026 | final int name = mNextAppFuseName++; |
| 3027 | try { |
| 3028 | return new AppFuseMount( |
Ryo Hashimoto | 38bcbf0 | 2018-05-16 18:20:37 +0900 | [diff] [blame] | 3029 | name, mAppFuseBridge.addBridge(new AppFuseMountScope(uid, name))); |
Daichi Hirono | 812c95d | 2017-02-08 16:20:20 +0900 | [diff] [blame] | 3030 | } catch (FuseUnavailableMountException e) { |
Daichi Hirono | e56740d | 2017-02-02 13:56:45 +0900 | [diff] [blame] | 3031 | if (newlyCreated) { |
| 3032 | // If newly created bridge fails, it's a real error. |
Daichi Hirono | 812c95d | 2017-02-08 16:20:20 +0900 | [diff] [blame] | 3033 | Slog.e(TAG, "", e); |
| 3034 | return null; |
Daichi Hirono | e56740d | 2017-02-02 13:56:45 +0900 | [diff] [blame] | 3035 | } |
| 3036 | // It seems the thread of mAppFuseBridge has already been terminated. |
| 3037 | mAppFuseBridge = null; |
| 3038 | } |
| 3039 | } catch (NativeDaemonConnectorException e) { |
| 3040 | throw e.rethrowAsParcelableException(); |
| 3041 | } |
Daichi Hirono | 9fb0018 | 2016-11-08 14:12:17 +0900 | [diff] [blame] | 3042 | } |
Daichi Hirono | 9fb0018 | 2016-11-08 14:12:17 +0900 | [diff] [blame] | 3043 | } |
| 3044 | } |
| 3045 | |
| 3046 | @Override |
Daichi Hirono | 812c95d | 2017-02-08 16:20:20 +0900 | [diff] [blame] | 3047 | public @Nullable ParcelFileDescriptor openProxyFileDescriptor( |
| 3048 | int mountId, int fileId, int mode) { |
| 3049 | Slog.v(TAG, "mountProxyFileDescriptor"); |
Jeff Sharkey | 3946632 | 2018-12-05 19:19:52 -0700 | [diff] [blame] | 3050 | |
| 3051 | // We only support a narrow set of incoming mode flags |
Jeff Sharkey | 3b1c254 | 2018-12-13 15:01:38 -0700 | [diff] [blame] | 3052 | mode &= MODE_READ_WRITE; |
Jeff Sharkey | 3946632 | 2018-12-05 19:19:52 -0700 | [diff] [blame] | 3053 | |
Daichi Hirono | 9fb0018 | 2016-11-08 14:12:17 +0900 | [diff] [blame] | 3054 | try { |
| 3055 | synchronized (mAppFuseLock) { |
Daichi Hirono | e56740d | 2017-02-02 13:56:45 +0900 | [diff] [blame] | 3056 | if (mAppFuseBridge == null) { |
Daichi Hirono | 812c95d | 2017-02-08 16:20:20 +0900 | [diff] [blame] | 3057 | Slog.e(TAG, "FuseBridge has not been created"); |
| 3058 | return null; |
Daichi Hirono | 9fb0018 | 2016-11-08 14:12:17 +0900 | [diff] [blame] | 3059 | } |
Ryo Hashimoto | 38bcbf0 | 2018-05-16 18:20:37 +0900 | [diff] [blame] | 3060 | return mAppFuseBridge.openFile(mountId, fileId, mode); |
Daichi Hirono | 9fb0018 | 2016-11-08 14:12:17 +0900 | [diff] [blame] | 3061 | } |
Daichi Hirono | 812c95d | 2017-02-08 16:20:20 +0900 | [diff] [blame] | 3062 | } catch (FuseUnavailableMountException | InterruptedException error) { |
| 3063 | Slog.v(TAG, "The mount point has already been invalid", error); |
| 3064 | return null; |
Daichi Hirono | 9fb0018 | 2016-11-08 14:12:17 +0900 | [diff] [blame] | 3065 | } |
| 3066 | } |
| 3067 | |
Daichi Hirono | 9e8d9e2 | 2015-11-13 14:37:00 +0900 | [diff] [blame] | 3068 | @Override |
Jeff Sharkey | ae26646 | 2017-11-27 13:32:24 -0700 | [diff] [blame] | 3069 | public void mkdirs(String callingPkg, String appPath) { |
Zim | 17be6f9 | 2019-09-25 14:37:55 +0100 | [diff] [blame] | 3070 | if (mIsFuseEnabled) { |
| 3071 | // TODO(b/144332951): Calling into Vold is risky because the FUSE daemon can go down |
| 3072 | // anytime and Vold will hang forever. We should either remove this call |
| 3073 | // or at least call into the FUSE daemon to mkdir instead |
| 3074 | Slog.w(TAG, "Not making dir for package " + callingPkg + " with path " + appPath); |
| 3075 | return; |
| 3076 | } |
| 3077 | |
Sudheer Shanka | a63bfb3 | 2019-02-28 11:15:58 -0800 | [diff] [blame] | 3078 | final int callingUid = Binder.getCallingUid(); |
| 3079 | final int userId = UserHandle.getUserId(callingUid); |
Jeff Sharkey | 2d8b4e8 | 2013-09-17 17:30:33 -0700 | [diff] [blame] | 3080 | final UserEnvironment userEnv = new UserEnvironment(userId); |
Farid Zare Seisan | ac09451 | 2018-04-02 15:06:13 -0700 | [diff] [blame] | 3081 | final String propertyName = "sys.user." + userId + ".ce_available"; |
Jeff Sharkey | 2d8b4e8 | 2013-09-17 17:30:33 -0700 | [diff] [blame] | 3082 | |
Jeff Sharkey | 196c755 | 2018-03-26 15:56:50 -0600 | [diff] [blame] | 3083 | // Ignore requests to create directories while storage is locked |
Farid Zare Seisan | ac09451 | 2018-04-02 15:06:13 -0700 | [diff] [blame] | 3084 | if (!isUserKeyUnlocked(userId)) { |
| 3085 | throw new IllegalStateException("Failed to prepare " + appPath); |
| 3086 | } |
| 3087 | |
| 3088 | // Ignore requests to create directories if CE storage is not available |
Farid Zare Seisan | 7f6b812 | 2018-03-30 11:19:10 -0700 | [diff] [blame] | 3089 | if ((userId == UserHandle.USER_SYSTEM) |
| 3090 | && !SystemProperties.getBoolean(propertyName, false)) { |
Farid Zare Seisan | ac09451 | 2018-04-02 15:06:13 -0700 | [diff] [blame] | 3091 | throw new IllegalStateException("Failed to prepare " + appPath); |
| 3092 | } |
Jeff Sharkey | 196c755 | 2018-03-26 15:56:50 -0600 | [diff] [blame] | 3093 | |
Jeff Sharkey | 2d8b4e8 | 2013-09-17 17:30:33 -0700 | [diff] [blame] | 3094 | // Validate that reported package name belongs to caller |
| 3095 | final AppOpsManager appOps = (AppOpsManager) mContext.getSystemService( |
| 3096 | Context.APP_OPS_SERVICE); |
Sudheer Shanka | a63bfb3 | 2019-02-28 11:15:58 -0800 | [diff] [blame] | 3097 | appOps.checkPackage(callingUid, callingPkg); |
Jeff Sharkey | 2d8b4e8 | 2013-09-17 17:30:33 -0700 | [diff] [blame] | 3098 | |
Jeff Sharkey | 4887789 | 2015-03-18 11:27:19 -0700 | [diff] [blame] | 3099 | File appFile = null; |
Jeff Sharkey | 2d8b4e8 | 2013-09-17 17:30:33 -0700 | [diff] [blame] | 3100 | try { |
Jeff Sharkey | 4887789 | 2015-03-18 11:27:19 -0700 | [diff] [blame] | 3101 | appFile = new File(appPath).getCanonicalFile(); |
Jeff Sharkey | 2d8b4e8 | 2013-09-17 17:30:33 -0700 | [diff] [blame] | 3102 | } catch (IOException e) { |
Jeff Sharkey | ae26646 | 2017-11-27 13:32:24 -0700 | [diff] [blame] | 3103 | throw new IllegalStateException("Failed to resolve " + appPath + ": " + e); |
Jeff Sharkey | 2d8b4e8 | 2013-09-17 17:30:33 -0700 | [diff] [blame] | 3104 | } |
| 3105 | |
| 3106 | // Try translating the app path into a vold path, but require that it |
| 3107 | // belong to the calling package. |
Jeff Sharkey | 4887789 | 2015-03-18 11:27:19 -0700 | [diff] [blame] | 3108 | if (FileUtils.contains(userEnv.buildExternalStorageAppDataDirs(callingPkg), appFile) || |
| 3109 | FileUtils.contains(userEnv.buildExternalStorageAppObbDirs(callingPkg), appFile) || |
| 3110 | FileUtils.contains(userEnv.buildExternalStorageAppMediaDirs(callingPkg), appFile)) { |
| 3111 | appPath = appFile.getAbsolutePath(); |
| 3112 | if (!appPath.endsWith("/")) { |
| 3113 | appPath = appPath + "/"; |
| 3114 | } |
| 3115 | |
Jeff Sharkey | 2d8b4e8 | 2013-09-17 17:30:33 -0700 | [diff] [blame] | 3116 | try { |
Sudheer Shanka | 64501e5 | 2019-04-29 10:46:26 -0700 | [diff] [blame] | 3117 | mVold.mkdirs(appPath); |
Jeff Sharkey | 27a108c | 2017-11-30 17:11:40 -0700 | [diff] [blame] | 3118 | return; |
Jeff Sharkey | ace874b | 2017-09-07 15:27:33 -0600 | [diff] [blame] | 3119 | } catch (Exception e) { |
Sudheer Shanka | 64501e5 | 2019-04-29 10:46:26 -0700 | [diff] [blame] | 3120 | throw new IllegalStateException("Failed to prepare " + appPath + ": " + e); |
Jeff Sharkey | 2d8b4e8 | 2013-09-17 17:30:33 -0700 | [diff] [blame] | 3121 | } |
| 3122 | } |
| 3123 | |
Jeff Sharkey | 4887789 | 2015-03-18 11:27:19 -0700 | [diff] [blame] | 3124 | throw new SecurityException("Invalid mkdirs path: " + appFile); |
Jeff Sharkey | 2d8b4e8 | 2013-09-17 17:30:33 -0700 | [diff] [blame] | 3125 | } |
| 3126 | |
| 3127 | @Override |
Jeff Sharkey | 4634987 | 2015-07-28 10:49:47 -0700 | [diff] [blame] | 3128 | public StorageVolume[] getVolumeList(int uid, String packageName, int flags) { |
Jeff Sharkey | ce14cd0 | 2015-12-07 15:35:42 -0700 | [diff] [blame] | 3129 | final int userId = UserHandle.getUserId(uid); |
Jeff Sharkey | c02bfae | 2016-03-27 15:06:53 -0600 | [diff] [blame] | 3130 | |
Jeff Sharkey | 4634987 | 2015-07-28 10:49:47 -0700 | [diff] [blame] | 3131 | final boolean forWrite = (flags & StorageManager.FLAG_FOR_WRITE) != 0; |
Jeff Sharkey | c02bfae | 2016-03-27 15:06:53 -0600 | [diff] [blame] | 3132 | final boolean realState = (flags & StorageManager.FLAG_REAL_STATE) != 0; |
| 3133 | final boolean includeInvisible = (flags & StorageManager.FLAG_INCLUDE_INVISIBLE) != 0; |
Jeff Sharkey | 4634987 | 2015-07-28 10:49:47 -0700 | [diff] [blame] | 3134 | |
Narayan Kamath | 157dd1d | 2019-06-12 13:06:30 +0100 | [diff] [blame] | 3135 | // Report all volumes as unmounted until we've recorded that user 0 has unlocked. There |
| 3136 | // are no guarantees that callers will see a consistent view of the volume before that |
| 3137 | // point |
| 3138 | final boolean systemUserUnlocked = isSystemUnlocked(UserHandle.USER_SYSTEM); |
| 3139 | |
Jeff Sharkey | c02bfae | 2016-03-27 15:06:53 -0600 | [diff] [blame] | 3140 | final boolean userKeyUnlocked; |
| 3141 | final boolean storagePermission; |
| 3142 | final long token = Binder.clearCallingIdentity(); |
Svetoslav | 38c3dbb | 2015-07-14 11:27:06 -0700 | [diff] [blame] | 3143 | try { |
Jeff Sharkey | c02bfae | 2016-03-27 15:06:53 -0600 | [diff] [blame] | 3144 | userKeyUnlocked = isUserKeyUnlocked(userId); |
Sudheer Shanka | 2250d56 | 2016-11-07 15:41:02 -0800 | [diff] [blame] | 3145 | storagePermission = mStorageManagerInternal.hasExternalStorage(uid, packageName); |
Svetoslav | 38c3dbb | 2015-07-14 11:27:06 -0700 | [diff] [blame] | 3146 | } finally { |
Jeff Sharkey | c02bfae | 2016-03-27 15:06:53 -0600 | [diff] [blame] | 3147 | Binder.restoreCallingIdentity(token); |
Svetoslav | 38c3dbb | 2015-07-14 11:27:06 -0700 | [diff] [blame] | 3148 | } |
Svet Ganov | 6ee871e | 2015-07-10 14:29:33 -0700 | [diff] [blame] | 3149 | |
Jeff Sharkey | c02bfae | 2016-03-27 15:06:53 -0600 | [diff] [blame] | 3150 | boolean foundPrimary = false; |
| 3151 | |
Jeff Sharkey | ce14cd0 | 2015-12-07 15:35:42 -0700 | [diff] [blame] | 3152 | final ArrayList<StorageVolume> res = new ArrayList<>(); |
Jeff Sharkey | 4887789 | 2015-03-18 11:27:19 -0700 | [diff] [blame] | 3153 | synchronized (mLock) { |
Jeff Sharkey | 1b8ef7e | 2015-04-03 17:14:45 -0700 | [diff] [blame] | 3154 | for (int i = 0; i < mVolumes.size(); i++) { |
| 3155 | final VolumeInfo vol = mVolumes.valueAt(i); |
Jeff Sharkey | c02bfae | 2016-03-27 15:06:53 -0600 | [diff] [blame] | 3156 | switch (vol.getType()) { |
| 3157 | case VolumeInfo.TYPE_PUBLIC: |
Risan | 05c41e6 | 2018-10-29 08:57:43 +0900 | [diff] [blame] | 3158 | case VolumeInfo.TYPE_STUB: |
Jeff Sharkey | c02bfae | 2016-03-27 15:06:53 -0600 | [diff] [blame] | 3159 | break; |
Zim | 17be6f9 | 2019-09-25 14:37:55 +0100 | [diff] [blame] | 3160 | case VolumeInfo.TYPE_EMULATED: |
| 3161 | if (vol.getMountUserId() == userId) { |
| 3162 | break; |
| 3163 | } |
| 3164 | // Skip if emulated volume not for userId |
Jeff Sharkey | c02bfae | 2016-03-27 15:06:53 -0600 | [diff] [blame] | 3165 | default: |
| 3166 | continue; |
| 3167 | } |
| 3168 | |
| 3169 | boolean match = false; |
| 3170 | if (forWrite) { |
| 3171 | match = vol.isVisibleForWrite(userId); |
| 3172 | } else { |
Felipe Leme | 123a0e7 | 2016-06-10 11:09:11 -0700 | [diff] [blame] | 3173 | match = vol.isVisibleForRead(userId) |
| 3174 | || (includeInvisible && vol.getPath() != null); |
Jeff Sharkey | c02bfae | 2016-03-27 15:06:53 -0600 | [diff] [blame] | 3175 | } |
| 3176 | if (!match) continue; |
| 3177 | |
| 3178 | boolean reportUnmounted = false; |
Narayan Kamath | 157dd1d | 2019-06-12 13:06:30 +0100 | [diff] [blame] | 3179 | if (!systemUserUnlocked) { |
| 3180 | reportUnmounted = true; |
| 3181 | } else if ((vol.getType() == VolumeInfo.TYPE_EMULATED) && !userKeyUnlocked) { |
Jeff Sharkey | c02bfae | 2016-03-27 15:06:53 -0600 | [diff] [blame] | 3182 | reportUnmounted = true; |
| 3183 | } else if (!storagePermission && !realState) { |
| 3184 | reportUnmounted = true; |
| 3185 | } |
| 3186 | |
| 3187 | final StorageVolume userVol = vol.buildStorageVolume(mContext, userId, |
| 3188 | reportUnmounted); |
| 3189 | if (vol.isPrimary()) { |
| 3190 | res.add(0, userVol); |
| 3191 | foundPrimary = true; |
| 3192 | } else { |
| 3193 | res.add(userVol); |
Jeff Sharkey | b049e21 | 2012-09-07 23:16:01 -0700 | [diff] [blame] | 3194 | } |
Mike Lockwood | 8fa5f80 | 2011-03-24 08:12:30 -0700 | [diff] [blame] | 3195 | } |
Mike Lockwood | 8fa5f80 | 2011-03-24 08:12:30 -0700 | [diff] [blame] | 3196 | } |
Jeff Sharkey | 4887789 | 2015-03-18 11:27:19 -0700 | [diff] [blame] | 3197 | |
| 3198 | if (!foundPrimary) { |
Jeff Sharkey | 11697f5 | 2018-12-13 10:14:42 -0700 | [diff] [blame] | 3199 | Slog.w(TAG, "No primary storage defined yet; hacking together a stub"); |
Jeff Sharkey | 4887789 | 2015-03-18 11:27:19 -0700 | [diff] [blame] | 3200 | |
| 3201 | final boolean primaryPhysical = SystemProperties.getBoolean( |
Jeff Sharkey | 1b8ef7e | 2015-04-03 17:14:45 -0700 | [diff] [blame] | 3202 | StorageManager.PROP_PRIMARY_PHYSICAL, false); |
Jeff Sharkey | 4887789 | 2015-03-18 11:27:19 -0700 | [diff] [blame] | 3203 | |
| 3204 | final String id = "stub_primary"; |
| 3205 | final File path = Environment.getLegacyExternalStorageDirectory(); |
Jeff Sharkey | 1b8ef7e | 2015-04-03 17:14:45 -0700 | [diff] [blame] | 3206 | final String description = mContext.getString(android.R.string.unknownName); |
Jeff Sharkey | 4887789 | 2015-03-18 11:27:19 -0700 | [diff] [blame] | 3207 | final boolean primary = true; |
| 3208 | final boolean removable = primaryPhysical; |
| 3209 | final boolean emulated = !primaryPhysical; |
Jeff Sharkey | 4887789 | 2015-03-18 11:27:19 -0700 | [diff] [blame] | 3210 | final boolean allowMassStorage = false; |
| 3211 | final long maxFileSize = 0L; |
| 3212 | final UserHandle owner = new UserHandle(userId); |
| 3213 | final String uuid = null; |
Jeff Sharkey | 4887789 | 2015-03-18 11:27:19 -0700 | [diff] [blame] | 3214 | final String state = Environment.MEDIA_REMOVED; |
| 3215 | |
Jerry Zhang | 71938e1 | 2018-05-10 18:28:29 -0700 | [diff] [blame] | 3216 | res.add(0, new StorageVolume(id, path, path, |
Jerry Zhang | f9c5c25 | 2017-08-16 18:07:51 -0700 | [diff] [blame] | 3217 | description, primary, removable, emulated, |
Jeff Sharkey | 1b8ef7e | 2015-04-03 17:14:45 -0700 | [diff] [blame] | 3218 | allowMassStorage, maxFileSize, owner, uuid, state)); |
Jeff Sharkey | 4887789 | 2015-03-18 11:27:19 -0700 | [diff] [blame] | 3219 | } |
| 3220 | |
| 3221 | return res.toArray(new StorageVolume[res.size()]); |
Mike Lockwood | 8fa5f80 | 2011-03-24 08:12:30 -0700 | [diff] [blame] | 3222 | } |
| 3223 | |
Jeff Sharkey | 1b8ef7e | 2015-04-03 17:14:45 -0700 | [diff] [blame] | 3224 | @Override |
| 3225 | public DiskInfo[] getDisks() { |
| 3226 | synchronized (mLock) { |
| 3227 | final DiskInfo[] res = new DiskInfo[mDisks.size()]; |
| 3228 | for (int i = 0; i < mDisks.size(); i++) { |
| 3229 | res[i] = mDisks.valueAt(i); |
| 3230 | } |
| 3231 | return res; |
| 3232 | } |
| 3233 | } |
| 3234 | |
| 3235 | @Override |
Jeff Sharkey | d95d3bf | 2015-04-14 21:39:44 -0700 | [diff] [blame] | 3236 | public VolumeInfo[] getVolumes(int flags) { |
Jeff Sharkey | 1b8ef7e | 2015-04-03 17:14:45 -0700 | [diff] [blame] | 3237 | synchronized (mLock) { |
| 3238 | final VolumeInfo[] res = new VolumeInfo[mVolumes.size()]; |
| 3239 | for (int i = 0; i < mVolumes.size(); i++) { |
| 3240 | res[i] = mVolumes.valueAt(i); |
| 3241 | } |
| 3242 | return res; |
| 3243 | } |
| 3244 | } |
| 3245 | |
Jeff Sharkey | b36586a | 2015-04-27 08:42:28 -0700 | [diff] [blame] | 3246 | @Override |
| 3247 | public VolumeRecord[] getVolumeRecords(int flags) { |
| 3248 | synchronized (mLock) { |
| 3249 | final VolumeRecord[] res = new VolumeRecord[mRecords.size()]; |
| 3250 | for (int i = 0; i < mRecords.size(); i++) { |
| 3251 | res[i] = mRecords.valueAt(i); |
| 3252 | } |
| 3253 | return res; |
| 3254 | } |
| 3255 | } |
| 3256 | |
Jeff Sharkey | 9bed070 | 2017-01-23 20:37:05 -0700 | [diff] [blame] | 3257 | @Override |
| 3258 | public long getCacheQuotaBytes(String volumeUuid, int uid) { |
| 3259 | if (uid != Binder.getCallingUid()) { |
| 3260 | mContext.enforceCallingPermission(android.Manifest.permission.STORAGE_INTERNAL, TAG); |
| 3261 | } |
Daniel Nishi | 80fdb01 | 2017-03-09 14:30:07 -0800 | [diff] [blame] | 3262 | final long token = Binder.clearCallingIdentity(); |
| 3263 | final StorageStatsManager stats = mContext.getSystemService(StorageStatsManager.class); |
| 3264 | try { |
| 3265 | return stats.getCacheQuotaBytes(volumeUuid, uid); |
| 3266 | } finally { |
| 3267 | Binder.restoreCallingIdentity(token); |
| 3268 | } |
Jeff Sharkey | 9bed070 | 2017-01-23 20:37:05 -0700 | [diff] [blame] | 3269 | } |
| 3270 | |
| 3271 | @Override |
| 3272 | public long getCacheSizeBytes(String volumeUuid, int uid) { |
| 3273 | if (uid != Binder.getCallingUid()) { |
| 3274 | mContext.enforceCallingPermission(android.Manifest.permission.STORAGE_INTERNAL, TAG); |
| 3275 | } |
| 3276 | final long token = Binder.clearCallingIdentity(); |
| 3277 | try { |
| 3278 | return mContext.getSystemService(StorageStatsManager.class) |
| 3279 | .queryStatsForUid(volumeUuid, uid).getCacheBytes(); |
Jeff Sharkey | 789a8fc | 2017-04-16 13:18:35 -0600 | [diff] [blame] | 3280 | } catch (IOException e) { |
| 3281 | throw new ParcelableException(e); |
Jeff Sharkey | 9bed070 | 2017-01-23 20:37:05 -0700 | [diff] [blame] | 3282 | } finally { |
| 3283 | Binder.restoreCallingIdentity(token); |
| 3284 | } |
| 3285 | } |
| 3286 | |
Jeff Sharkey | 35e46d2 | 2017-06-09 10:01:20 -0600 | [diff] [blame] | 3287 | private int adjustAllocateFlags(int flags, int callingUid, String callingPackage) { |
| 3288 | // Require permission to allocate aggressively |
| 3289 | if ((flags & StorageManager.FLAG_ALLOCATE_AGGRESSIVE) != 0) { |
Jeff Sharkey | d5d5e92 | 2017-02-21 10:51:23 -0700 | [diff] [blame] | 3290 | mContext.enforceCallingOrSelfPermission( |
| 3291 | android.Manifest.permission.ALLOCATE_AGGRESSIVE, TAG); |
| 3292 | } |
| 3293 | |
Jeff Sharkey | 35e46d2 | 2017-06-09 10:01:20 -0600 | [diff] [blame] | 3294 | // Apps normally can't directly defy reserved space |
| 3295 | flags &= ~StorageManager.FLAG_ALLOCATE_DEFY_ALL_RESERVED; |
| 3296 | flags &= ~StorageManager.FLAG_ALLOCATE_DEFY_HALF_RESERVED; |
| 3297 | |
| 3298 | // However, if app is actively using the camera, then we're willing to |
| 3299 | // clear up to half of the reserved cache space, since the user might be |
| 3300 | // trying to capture an important memory. |
| 3301 | final AppOpsManager appOps = mContext.getSystemService(AppOpsManager.class); |
| 3302 | final long token = Binder.clearCallingIdentity(); |
| 3303 | try { |
| 3304 | if (appOps.isOperationActive(AppOpsManager.OP_CAMERA, callingUid, callingPackage)) { |
| 3305 | Slog.d(TAG, "UID " + callingUid + " is actively using camera;" |
| 3306 | + " letting them defy reserved cached data"); |
| 3307 | flags |= StorageManager.FLAG_ALLOCATE_DEFY_HALF_RESERVED; |
| 3308 | } |
| 3309 | } finally { |
| 3310 | Binder.restoreCallingIdentity(token); |
| 3311 | } |
| 3312 | |
| 3313 | return flags; |
| 3314 | } |
| 3315 | |
| 3316 | @Override |
| 3317 | public long getAllocatableBytes(String volumeUuid, int flags, String callingPackage) { |
| 3318 | flags = adjustAllocateFlags(flags, Binder.getCallingUid(), callingPackage); |
| 3319 | |
| 3320 | final StorageManager storage = mContext.getSystemService(StorageManager.class); |
| 3321 | final StorageStatsManager stats = mContext.getSystemService(StorageStatsManager.class); |
Jeff Sharkey | d5d5e92 | 2017-02-21 10:51:23 -0700 | [diff] [blame] | 3322 | final long token = Binder.clearCallingIdentity(); |
| 3323 | try { |
| 3324 | // In general, apps can allocate as much space as they want, except |
| 3325 | // we never let them eat into either the minimum cache space or into |
Jeff Sharkey | ddff807 | 2017-05-26 13:10:46 -0600 | [diff] [blame] | 3326 | // the low disk warning space. To avoid user confusion, this logic |
| 3327 | // should be kept in sync with getFreeBytes(). |
Jeff Sharkey | d5d5e92 | 2017-02-21 10:51:23 -0700 | [diff] [blame] | 3328 | final File path = storage.findPathForUuid(volumeUuid); |
Jeff Sharkey | ddff807 | 2017-05-26 13:10:46 -0600 | [diff] [blame] | 3329 | |
Noah Zimmt | b255807 | 2019-07-25 16:15:06 -0700 | [diff] [blame] | 3330 | long usable = 0; |
| 3331 | long lowReserved = 0; |
| 3332 | long fullReserved = 0; |
| 3333 | long cacheClearable = 0; |
Jeff Sharkey | ddff807 | 2017-05-26 13:10:46 -0600 | [diff] [blame] | 3334 | |
Noah Zimmt | b255807 | 2019-07-25 16:15:06 -0700 | [diff] [blame] | 3335 | if ((flags & StorageManager.FLAG_ALLOCATE_CACHE_ONLY) == 0) { |
| 3336 | usable = path.getUsableSpace(); |
| 3337 | lowReserved = storage.getStorageLowBytes(path); |
| 3338 | fullReserved = storage.getStorageFullBytes(path); |
| 3339 | } |
| 3340 | |
| 3341 | if ((flags & StorageManager.FLAG_ALLOCATE_NON_CACHE_ONLY) == 0 |
| 3342 | && stats.isQuotaSupported(volumeUuid)) { |
Jeff Sharkey | ddff807 | 2017-05-26 13:10:46 -0600 | [diff] [blame] | 3343 | final long cacheTotal = stats.getCacheBytes(volumeUuid); |
Jeff Sharkey | 35e46d2 | 2017-06-09 10:01:20 -0600 | [diff] [blame] | 3344 | final long cacheReserved = storage.getStorageCacheBytes(path, flags); |
Noah Zimmt | b255807 | 2019-07-25 16:15:06 -0700 | [diff] [blame] | 3345 | cacheClearable = Math.max(0, cacheTotal - cacheReserved); |
| 3346 | } |
Jeff Sharkey | ddff807 | 2017-05-26 13:10:46 -0600 | [diff] [blame] | 3347 | |
Noah Zimmt | b255807 | 2019-07-25 16:15:06 -0700 | [diff] [blame] | 3348 | if ((flags & StorageManager.FLAG_ALLOCATE_AGGRESSIVE) != 0) { |
| 3349 | return Math.max(0, (usable + cacheClearable) - fullReserved); |
Jeff Sharkey | d5d5e92 | 2017-02-21 10:51:23 -0700 | [diff] [blame] | 3350 | } else { |
Noah Zimmt | b255807 | 2019-07-25 16:15:06 -0700 | [diff] [blame] | 3351 | return Math.max(0, (usable + cacheClearable) - lowReserved); |
Jeff Sharkey | d5d5e92 | 2017-02-21 10:51:23 -0700 | [diff] [blame] | 3352 | } |
Jeff Sharkey | 789a8fc | 2017-04-16 13:18:35 -0600 | [diff] [blame] | 3353 | } catch (IOException e) { |
| 3354 | throw new ParcelableException(e); |
Jeff Sharkey | d5d5e92 | 2017-02-21 10:51:23 -0700 | [diff] [blame] | 3355 | } finally { |
| 3356 | Binder.restoreCallingIdentity(token); |
| 3357 | } |
Jeff Sharkey | 500ce9e | 2017-02-12 02:39:24 -0700 | [diff] [blame] | 3358 | } |
| 3359 | |
| 3360 | @Override |
Jeff Sharkey | 35e46d2 | 2017-06-09 10:01:20 -0600 | [diff] [blame] | 3361 | public void allocateBytes(String volumeUuid, long bytes, int flags, String callingPackage) { |
| 3362 | flags = adjustAllocateFlags(flags, Binder.getCallingUid(), callingPackage); |
Jeff Sharkey | d5d5e92 | 2017-02-21 10:51:23 -0700 | [diff] [blame] | 3363 | |
Noah Zimmt | b255807 | 2019-07-25 16:15:06 -0700 | [diff] [blame] | 3364 | final long allocatableBytes = getAllocatableBytes(volumeUuid, |
| 3365 | flags | StorageManager.FLAG_ALLOCATE_NON_CACHE_ONLY, callingPackage); |
Jeff Sharkey | d5d5e92 | 2017-02-21 10:51:23 -0700 | [diff] [blame] | 3366 | if (bytes > allocatableBytes) { |
Noah Zimmt | b255807 | 2019-07-25 16:15:06 -0700 | [diff] [blame] | 3367 | // If we don't have room without taking cache into account, check to see if we'd have |
| 3368 | // room if we included freeable cache space. |
| 3369 | final long cacheClearable = getAllocatableBytes(volumeUuid, |
| 3370 | flags | StorageManager.FLAG_ALLOCATE_CACHE_ONLY, callingPackage); |
| 3371 | if (bytes > allocatableBytes + cacheClearable) { |
| 3372 | throw new ParcelableException(new IOException("Failed to allocate " + bytes |
| 3373 | + " because only " + (allocatableBytes + cacheClearable) + " allocatable")); |
| 3374 | } |
Jeff Sharkey | d5d5e92 | 2017-02-21 10:51:23 -0700 | [diff] [blame] | 3375 | } |
| 3376 | |
Jeff Sharkey | 35e46d2 | 2017-06-09 10:01:20 -0600 | [diff] [blame] | 3377 | final StorageManager storage = mContext.getSystemService(StorageManager.class); |
Jeff Sharkey | d5d5e92 | 2017-02-21 10:51:23 -0700 | [diff] [blame] | 3378 | final long token = Binder.clearCallingIdentity(); |
| 3379 | try { |
Jeff Sharkey | 789a8fc | 2017-04-16 13:18:35 -0600 | [diff] [blame] | 3380 | // Free up enough disk space to satisfy both the requested allocation |
| 3381 | // and our low disk warning space. |
| 3382 | final File path = storage.findPathForUuid(volumeUuid); |
Jeff Sharkey | ddff807 | 2017-05-26 13:10:46 -0600 | [diff] [blame] | 3383 | if ((flags & StorageManager.FLAG_ALLOCATE_AGGRESSIVE) != 0) { |
| 3384 | bytes += storage.getStorageFullBytes(path); |
| 3385 | } else { |
| 3386 | bytes += storage.getStorageLowBytes(path); |
| 3387 | } |
Jeff Sharkey | 789a8fc | 2017-04-16 13:18:35 -0600 | [diff] [blame] | 3388 | |
Jeff Sharkey | 5790af0 | 2018-08-13 17:42:54 -0600 | [diff] [blame] | 3389 | mPmInternal.freeStorage(volumeUuid, bytes, flags); |
Jeff Sharkey | d5d5e92 | 2017-02-21 10:51:23 -0700 | [diff] [blame] | 3390 | } catch (IOException e) { |
| 3391 | throw new ParcelableException(e); |
| 3392 | } finally { |
| 3393 | Binder.restoreCallingIdentity(token); |
Jeff Sharkey | 500ce9e | 2017-02-12 02:39:24 -0700 | [diff] [blame] | 3394 | } |
| 3395 | } |
| 3396 | |
Sudheer Shanka | ff971bc | 2018-12-13 17:39:59 -0800 | [diff] [blame] | 3397 | private IAppOpsCallback.Stub mAppOpsCallback = new IAppOpsCallback.Stub() { |
| 3398 | @Override |
| 3399 | public void opChanged(int op, int uid, String packageName) throws RemoteException { |
| 3400 | if (!ENABLE_ISOLATED_STORAGE) return; |
| 3401 | |
Sudheer Shanka | acbba9e | 2019-05-24 11:23:36 -0700 | [diff] [blame] | 3402 | remountUidExternalStorage(uid, getMountMode(uid, packageName)); |
Sudheer Shanka | ff971bc | 2018-12-13 17:39:59 -0800 | [diff] [blame] | 3403 | } |
| 3404 | }; |
| 3405 | |
Kenny Root | af9d667 | 2010-10-08 09:21:39 -0700 | [diff] [blame] | 3406 | private void addObbStateLocked(ObbState obbState) throws RemoteException { |
| 3407 | final IBinder binder = obbState.getBinder(); |
| 3408 | List<ObbState> obbStates = mObbMounts.get(binder); |
Kenny Root | 5919ac6 | 2010-10-05 09:49:40 -0700 | [diff] [blame] | 3409 | |
Kenny Root | af9d667 | 2010-10-08 09:21:39 -0700 | [diff] [blame] | 3410 | if (obbStates == null) { |
| 3411 | obbStates = new ArrayList<ObbState>(); |
| 3412 | mObbMounts.put(binder, obbStates); |
| 3413 | } else { |
| 3414 | for (final ObbState o : obbStates) { |
Jeff Sharkey | 4fbbda4 | 2012-09-24 18:34:07 -0700 | [diff] [blame] | 3415 | if (o.rawPath.equals(obbState.rawPath)) { |
Kenny Root | af9d667 | 2010-10-08 09:21:39 -0700 | [diff] [blame] | 3416 | throw new IllegalStateException("Attempt to add ObbState twice. " |
Sudheer Shanka | 2250d56 | 2016-11-07 15:41:02 -0800 | [diff] [blame] | 3417 | + "This indicates an error in the StorageManagerService logic."); |
Kenny Root | 5919ac6 | 2010-10-05 09:49:40 -0700 | [diff] [blame] | 3418 | } |
| 3419 | } |
Kenny Root | a02b8b0 | 2010-08-05 16:14:17 -0700 | [diff] [blame] | 3420 | } |
Kenny Root | af9d667 | 2010-10-08 09:21:39 -0700 | [diff] [blame] | 3421 | |
| 3422 | obbStates.add(obbState); |
| 3423 | try { |
| 3424 | obbState.link(); |
| 3425 | } catch (RemoteException e) { |
| 3426 | /* |
| 3427 | * The binder died before we could link it, so clean up our state |
| 3428 | * and return failure. |
| 3429 | */ |
| 3430 | obbStates.remove(obbState); |
| 3431 | if (obbStates.isEmpty()) { |
| 3432 | mObbMounts.remove(binder); |
| 3433 | } |
| 3434 | |
| 3435 | // Rethrow the error so mountObb can get it |
| 3436 | throw e; |
| 3437 | } |
| 3438 | |
Jeff Sharkey | 4fbbda4 | 2012-09-24 18:34:07 -0700 | [diff] [blame] | 3439 | mObbPathToStateMap.put(obbState.rawPath, obbState); |
Kenny Root | a02b8b0 | 2010-08-05 16:14:17 -0700 | [diff] [blame] | 3440 | } |
| 3441 | |
Kenny Root | af9d667 | 2010-10-08 09:21:39 -0700 | [diff] [blame] | 3442 | private void removeObbStateLocked(ObbState obbState) { |
| 3443 | final IBinder binder = obbState.getBinder(); |
| 3444 | final List<ObbState> obbStates = mObbMounts.get(binder); |
| 3445 | if (obbStates != null) { |
| 3446 | if (obbStates.remove(obbState)) { |
| 3447 | obbState.unlink(); |
Kenny Root | 05105f7 | 2010-09-22 17:29:43 -0700 | [diff] [blame] | 3448 | } |
Kenny Root | af9d667 | 2010-10-08 09:21:39 -0700 | [diff] [blame] | 3449 | if (obbStates.isEmpty()) { |
| 3450 | mObbMounts.remove(binder); |
| 3451 | } |
Kenny Root | a02b8b0 | 2010-08-05 16:14:17 -0700 | [diff] [blame] | 3452 | } |
Kenny Root | a02b8b0 | 2010-08-05 16:14:17 -0700 | [diff] [blame] | 3453 | |
Jeff Sharkey | 4fbbda4 | 2012-09-24 18:34:07 -0700 | [diff] [blame] | 3454 | mObbPathToStateMap.remove(obbState.rawPath); |
Kenny Root | 38cf886 | 2010-09-26 14:18:51 -0700 | [diff] [blame] | 3455 | } |
| 3456 | |
Kenny Root | a02b8b0 | 2010-08-05 16:14:17 -0700 | [diff] [blame] | 3457 | private class ObbActionHandler extends Handler { |
Kenny Root | a02b8b0 | 2010-08-05 16:14:17 -0700 | [diff] [blame] | 3458 | |
| 3459 | ObbActionHandler(Looper l) { |
| 3460 | super(l); |
| 3461 | } |
| 3462 | |
| 3463 | @Override |
| 3464 | public void handleMessage(Message msg) { |
| 3465 | switch (msg.what) { |
| 3466 | case OBB_RUN_ACTION: { |
Kenny Root | 480afe7 | 2010-10-07 10:17:50 -0700 | [diff] [blame] | 3467 | final ObbAction action = (ObbAction) msg.obj; |
Kenny Root | a02b8b0 | 2010-08-05 16:14:17 -0700 | [diff] [blame] | 3468 | |
| 3469 | if (DEBUG_OBB) |
| 3470 | Slog.i(TAG, "OBB_RUN_ACTION: " + action.toString()); |
| 3471 | |
Sudheer Shanka | 25469aa | 2018-08-27 15:50:23 -0700 | [diff] [blame] | 3472 | action.execute(this); |
Kenny Root | a02b8b0 | 2010-08-05 16:14:17 -0700 | [diff] [blame] | 3473 | break; |
| 3474 | } |
Kenny Root | af9d667 | 2010-10-08 09:21:39 -0700 | [diff] [blame] | 3475 | case OBB_FLUSH_MOUNT_STATE: { |
| 3476 | final String path = (String) msg.obj; |
| 3477 | |
| 3478 | if (DEBUG_OBB) |
| 3479 | Slog.i(TAG, "Flushing all OBB state for path " + path); |
| 3480 | |
| 3481 | synchronized (mObbMounts) { |
| 3482 | final List<ObbState> obbStatesToRemove = new LinkedList<ObbState>(); |
| 3483 | |
Jeff Sharkey | 4fbbda4 | 2012-09-24 18:34:07 -0700 | [diff] [blame] | 3484 | final Iterator<ObbState> i = mObbPathToStateMap.values().iterator(); |
Kenny Root | af9d667 | 2010-10-08 09:21:39 -0700 | [diff] [blame] | 3485 | while (i.hasNext()) { |
Jeff Sharkey | 4fbbda4 | 2012-09-24 18:34:07 -0700 | [diff] [blame] | 3486 | final ObbState state = i.next(); |
Kenny Root | af9d667 | 2010-10-08 09:21:39 -0700 | [diff] [blame] | 3487 | |
| 3488 | /* |
| 3489 | * If this entry's source file is in the volume path |
| 3490 | * that got unmounted, remove it because it's no |
| 3491 | * longer valid. |
| 3492 | */ |
Jeff Sharkey | 4fbbda4 | 2012-09-24 18:34:07 -0700 | [diff] [blame] | 3493 | if (state.canonicalPath.startsWith(path)) { |
| 3494 | obbStatesToRemove.add(state); |
Kenny Root | af9d667 | 2010-10-08 09:21:39 -0700 | [diff] [blame] | 3495 | } |
| 3496 | } |
| 3497 | |
| 3498 | for (final ObbState obbState : obbStatesToRemove) { |
| 3499 | if (DEBUG_OBB) |
Jeff Sharkey | 4fbbda4 | 2012-09-24 18:34:07 -0700 | [diff] [blame] | 3500 | Slog.i(TAG, "Removing state for " + obbState.rawPath); |
Kenny Root | af9d667 | 2010-10-08 09:21:39 -0700 | [diff] [blame] | 3501 | |
| 3502 | removeObbStateLocked(obbState); |
| 3503 | |
| 3504 | try { |
Jeff Sharkey | 4fbbda4 | 2012-09-24 18:34:07 -0700 | [diff] [blame] | 3505 | obbState.token.onObbResult(obbState.rawPath, obbState.nonce, |
Kenny Root | af9d667 | 2010-10-08 09:21:39 -0700 | [diff] [blame] | 3506 | OnObbStateChangeListener.UNMOUNTED); |
| 3507 | } catch (RemoteException e) { |
| 3508 | Slog.i(TAG, "Couldn't send unmount notification for OBB: " |
Jeff Sharkey | 4fbbda4 | 2012-09-24 18:34:07 -0700 | [diff] [blame] | 3509 | + obbState.rawPath); |
Kenny Root | af9d667 | 2010-10-08 09:21:39 -0700 | [diff] [blame] | 3510 | } |
| 3511 | } |
| 3512 | } |
| 3513 | break; |
| 3514 | } |
Kenny Root | a02b8b0 | 2010-08-05 16:14:17 -0700 | [diff] [blame] | 3515 | } |
| 3516 | } |
Kenny Root | a02b8b0 | 2010-08-05 16:14:17 -0700 | [diff] [blame] | 3517 | } |
| 3518 | |
Jeff Sharkey | 0095a82 | 2018-02-15 13:06:53 -0700 | [diff] [blame] | 3519 | private static class ObbException extends Exception { |
| 3520 | public final int status; |
| 3521 | |
| 3522 | public ObbException(int status, String message) { |
| 3523 | super(message); |
| 3524 | this.status = status; |
| 3525 | } |
| 3526 | |
| 3527 | public ObbException(int status, Throwable cause) { |
| 3528 | super(cause.getMessage(), cause); |
| 3529 | this.status = status; |
| 3530 | } |
| 3531 | } |
| 3532 | |
Kenny Root | a02b8b0 | 2010-08-05 16:14:17 -0700 | [diff] [blame] | 3533 | abstract class ObbAction { |
Kenny Root | a02b8b0 | 2010-08-05 16:14:17 -0700 | [diff] [blame] | 3534 | |
| 3535 | ObbState mObbState; |
| 3536 | |
| 3537 | ObbAction(ObbState obbState) { |
| 3538 | mObbState = obbState; |
| 3539 | } |
| 3540 | |
| 3541 | public void execute(ObbActionHandler handler) { |
| 3542 | try { |
| 3543 | if (DEBUG_OBB) |
Ben Komalo | 444eca2 | 2011-09-01 15:17:44 -0700 | [diff] [blame] | 3544 | Slog.i(TAG, "Starting to execute action: " + toString()); |
Sudheer Shanka | 25469aa | 2018-08-27 15:50:23 -0700 | [diff] [blame] | 3545 | handleExecute(); |
Jeff Sharkey | 0095a82 | 2018-02-15 13:06:53 -0700 | [diff] [blame] | 3546 | } catch (ObbException e) { |
| 3547 | notifyObbStateChange(e); |
Kenny Root | a02b8b0 | 2010-08-05 16:14:17 -0700 | [diff] [blame] | 3548 | } |
| 3549 | } |
| 3550 | |
Jeff Sharkey | 0095a82 | 2018-02-15 13:06:53 -0700 | [diff] [blame] | 3551 | abstract void handleExecute() throws ObbException; |
Kenny Root | 38cf886 | 2010-09-26 14:18:51 -0700 | [diff] [blame] | 3552 | |
Jeff Sharkey | 0095a82 | 2018-02-15 13:06:53 -0700 | [diff] [blame] | 3553 | protected void notifyObbStateChange(ObbException e) { |
| 3554 | Slog.w(TAG, e); |
| 3555 | notifyObbStateChange(e.status); |
| 3556 | } |
| 3557 | |
| 3558 | protected void notifyObbStateChange(int status) { |
Kenny Root | af9d667 | 2010-10-08 09:21:39 -0700 | [diff] [blame] | 3559 | if (mObbState == null || mObbState.token == null) { |
| 3560 | return; |
| 3561 | } |
| 3562 | |
Kenny Root | 38cf886 | 2010-09-26 14:18:51 -0700 | [diff] [blame] | 3563 | try { |
Jeff Sharkey | 4fbbda4 | 2012-09-24 18:34:07 -0700 | [diff] [blame] | 3564 | mObbState.token.onObbResult(mObbState.rawPath, mObbState.nonce, status); |
Kenny Root | 38cf886 | 2010-09-26 14:18:51 -0700 | [diff] [blame] | 3565 | } catch (RemoteException e) { |
Sudheer Shanka | 2250d56 | 2016-11-07 15:41:02 -0800 | [diff] [blame] | 3566 | Slog.w(TAG, "StorageEventListener went away while calling onObbStateChanged"); |
Kenny Root | 38cf886 | 2010-09-26 14:18:51 -0700 | [diff] [blame] | 3567 | } |
| 3568 | } |
Kenny Root | a02b8b0 | 2010-08-05 16:14:17 -0700 | [diff] [blame] | 3569 | } |
| 3570 | |
| 3571 | class MountObbAction extends ObbAction { |
Ben Komalo | 444eca2 | 2011-09-01 15:17:44 -0700 | [diff] [blame] | 3572 | private final String mKey; |
Jeff Sharkey | 4fbbda4 | 2012-09-24 18:34:07 -0700 | [diff] [blame] | 3573 | private final int mCallingUid; |
Sudheer Shanka | 25469aa | 2018-08-27 15:50:23 -0700 | [diff] [blame] | 3574 | private ObbInfo mObbInfo; |
Kenny Root | a02b8b0 | 2010-08-05 16:14:17 -0700 | [diff] [blame] | 3575 | |
Sudheer Shanka | 25469aa | 2018-08-27 15:50:23 -0700 | [diff] [blame] | 3576 | MountObbAction(ObbState obbState, String key, int callingUid, ObbInfo obbInfo) { |
Kenny Root | a02b8b0 | 2010-08-05 16:14:17 -0700 | [diff] [blame] | 3577 | super(obbState); |
| 3578 | mKey = key; |
Jeff Sharkey | 4fbbda4 | 2012-09-24 18:34:07 -0700 | [diff] [blame] | 3579 | mCallingUid = callingUid; |
Sudheer Shanka | 25469aa | 2018-08-27 15:50:23 -0700 | [diff] [blame] | 3580 | mObbInfo = obbInfo; |
Kenny Root | a02b8b0 | 2010-08-05 16:14:17 -0700 | [diff] [blame] | 3581 | } |
| 3582 | |
Jason parks | 5af0b91 | 2010-11-29 09:05:25 -0600 | [diff] [blame] | 3583 | @Override |
Jeff Sharkey | 0095a82 | 2018-02-15 13:06:53 -0700 | [diff] [blame] | 3584 | public void handleExecute() throws ObbException { |
Kenny Root | af9d667 | 2010-10-08 09:21:39 -0700 | [diff] [blame] | 3585 | warnOnNotMounted(); |
| 3586 | |
Sudheer Shanka | 25469aa | 2018-08-27 15:50:23 -0700 | [diff] [blame] | 3587 | if (!isUidOwnerOfPackageOrSystem(mObbInfo.packageName, mCallingUid)) { |
Jeff Sharkey | 0095a82 | 2018-02-15 13:06:53 -0700 | [diff] [blame] | 3588 | throw new ObbException(ERROR_PERMISSION_DENIED, "Denied attempt to mount OBB " |
Sudheer Shanka | 25469aa | 2018-08-27 15:50:23 -0700 | [diff] [blame] | 3589 | + mObbInfo.filename + " which is owned by " + mObbInfo.packageName); |
Kenny Root | a02b8b0 | 2010-08-05 16:14:17 -0700 | [diff] [blame] | 3590 | } |
| 3591 | |
Kenny Root | af9d667 | 2010-10-08 09:21:39 -0700 | [diff] [blame] | 3592 | final boolean isMounted; |
| 3593 | synchronized (mObbMounts) { |
Jeff Sharkey | 4fbbda4 | 2012-09-24 18:34:07 -0700 | [diff] [blame] | 3594 | isMounted = mObbPathToStateMap.containsKey(mObbState.rawPath); |
Kenny Root | af9d667 | 2010-10-08 09:21:39 -0700 | [diff] [blame] | 3595 | } |
| 3596 | if (isMounted) { |
Jeff Sharkey | 0095a82 | 2018-02-15 13:06:53 -0700 | [diff] [blame] | 3597 | throw new ObbException(ERROR_ALREADY_MOUNTED, |
Sudheer Shanka | 25469aa | 2018-08-27 15:50:23 -0700 | [diff] [blame] | 3598 | "Attempt to mount OBB which is already mounted: " + mObbInfo.filename); |
Kenny Root | af9d667 | 2010-10-08 09:21:39 -0700 | [diff] [blame] | 3599 | } |
| 3600 | |
Kenny Root | af9d667 | 2010-10-08 09:21:39 -0700 | [diff] [blame] | 3601 | final String hashedKey; |
Jeff Sharkey | 41cd681 | 2017-09-11 10:32:17 -0600 | [diff] [blame] | 3602 | final String binderKey; |
Kenny Root | af9d667 | 2010-10-08 09:21:39 -0700 | [diff] [blame] | 3603 | if (mKey == null) { |
| 3604 | hashedKey = "none"; |
Jeff Sharkey | 41cd681 | 2017-09-11 10:32:17 -0600 | [diff] [blame] | 3605 | binderKey = ""; |
Kenny Root | af9d667 | 2010-10-08 09:21:39 -0700 | [diff] [blame] | 3606 | } else { |
Kenny Root | af9d667 | 2010-10-08 09:21:39 -0700 | [diff] [blame] | 3607 | try { |
Kenny Root | 3b1abba | 2010-10-13 15:00:07 -0700 | [diff] [blame] | 3608 | SecretKeyFactory factory = SecretKeyFactory.getInstance("PBKDF2WithHmacSHA1"); |
| 3609 | |
Sudheer Shanka | 25469aa | 2018-08-27 15:50:23 -0700 | [diff] [blame] | 3610 | KeySpec ks = new PBEKeySpec(mKey.toCharArray(), mObbInfo.salt, |
Kenny Root | 3b1abba | 2010-10-13 15:00:07 -0700 | [diff] [blame] | 3611 | PBKDF2_HASH_ROUNDS, CRYPTO_ALGORITHM_KEY_SIZE); |
| 3612 | SecretKey key = factory.generateSecret(ks); |
| 3613 | BigInteger bi = new BigInteger(key.getEncoded()); |
| 3614 | hashedKey = bi.toString(16); |
Jeff Sharkey | 41cd681 | 2017-09-11 10:32:17 -0600 | [diff] [blame] | 3615 | binderKey = hashedKey; |
Jeff Sharkey | 0095a82 | 2018-02-15 13:06:53 -0700 | [diff] [blame] | 3616 | } catch (GeneralSecurityException e) { |
| 3617 | throw new ObbException(ERROR_INTERNAL, e); |
Kenny Root | 38cf886 | 2010-09-26 14:18:51 -0700 | [diff] [blame] | 3618 | } |
Kenny Root | af9d667 | 2010-10-08 09:21:39 -0700 | [diff] [blame] | 3619 | } |
Kenny Root | 38cf886 | 2010-09-26 14:18:51 -0700 | [diff] [blame] | 3620 | |
Kenny Root | af9d667 | 2010-10-08 09:21:39 -0700 | [diff] [blame] | 3621 | try { |
Jeff Sharkey | 5440279 | 2017-09-15 16:05:19 -0600 | [diff] [blame] | 3622 | mObbState.volId = mVold.createObb(mObbState.canonicalPath, binderKey, |
| 3623 | mObbState.ownerGid); |
Zim | 95eca1d | 2019-11-15 18:03:00 +0000 | [diff] [blame] | 3624 | mVold.mount(mObbState.volId, 0, -1, null); |
Kenny Root | a02b8b0 | 2010-08-05 16:14:17 -0700 | [diff] [blame] | 3625 | |
Kenny Root | af9d667 | 2010-10-08 09:21:39 -0700 | [diff] [blame] | 3626 | if (DEBUG_OBB) |
Xiaohui Chen | 621b3fc | 2015-10-02 14:41:42 -0700 | [diff] [blame] | 3627 | Slog.d(TAG, "Successfully mounted OBB " + mObbState.canonicalPath); |
Kenny Root | af9d667 | 2010-10-08 09:21:39 -0700 | [diff] [blame] | 3628 | |
| 3629 | synchronized (mObbMounts) { |
| 3630 | addObbStateLocked(mObbState); |
| 3631 | } |
| 3632 | |
Jeff Sharkey | 0095a82 | 2018-02-15 13:06:53 -0700 | [diff] [blame] | 3633 | notifyObbStateChange(MOUNTED); |
| 3634 | } catch (Exception e) { |
| 3635 | throw new ObbException(ERROR_COULD_NOT_MOUNT, e); |
Kenny Root | 02c8730 | 2010-07-01 08:10:18 -0700 | [diff] [blame] | 3636 | } |
| 3637 | } |
| 3638 | |
Jason parks | 5af0b91 | 2010-11-29 09:05:25 -0600 | [diff] [blame] | 3639 | @Override |
Kenny Root | a02b8b0 | 2010-08-05 16:14:17 -0700 | [diff] [blame] | 3640 | public String toString() { |
| 3641 | StringBuilder sb = new StringBuilder(); |
| 3642 | sb.append("MountObbAction{"); |
Jeff Sharkey | 4fbbda4 | 2012-09-24 18:34:07 -0700 | [diff] [blame] | 3643 | sb.append(mObbState); |
Kenny Root | a02b8b0 | 2010-08-05 16:14:17 -0700 | [diff] [blame] | 3644 | sb.append('}'); |
| 3645 | return sb.toString(); |
| 3646 | } |
| 3647 | } |
| 3648 | |
| 3649 | class UnmountObbAction extends ObbAction { |
Ben Komalo | 444eca2 | 2011-09-01 15:17:44 -0700 | [diff] [blame] | 3650 | private final boolean mForceUnmount; |
Kenny Root | a02b8b0 | 2010-08-05 16:14:17 -0700 | [diff] [blame] | 3651 | |
| 3652 | UnmountObbAction(ObbState obbState, boolean force) { |
| 3653 | super(obbState); |
| 3654 | mForceUnmount = force; |
| 3655 | } |
| 3656 | |
Jason parks | 5af0b91 | 2010-11-29 09:05:25 -0600 | [diff] [blame] | 3657 | @Override |
Jeff Sharkey | 0095a82 | 2018-02-15 13:06:53 -0700 | [diff] [blame] | 3658 | public void handleExecute() throws ObbException { |
Kenny Root | af9d667 | 2010-10-08 09:21:39 -0700 | [diff] [blame] | 3659 | warnOnNotMounted(); |
| 3660 | |
Jeff Sharkey | 4fbbda4 | 2012-09-24 18:34:07 -0700 | [diff] [blame] | 3661 | final ObbState existingState; |
Kenny Root | 38cf886 | 2010-09-26 14:18:51 -0700 | [diff] [blame] | 3662 | synchronized (mObbMounts) { |
Jeff Sharkey | 4fbbda4 | 2012-09-24 18:34:07 -0700 | [diff] [blame] | 3663 | existingState = mObbPathToStateMap.get(mObbState.rawPath); |
Kenny Root | af9d667 | 2010-10-08 09:21:39 -0700 | [diff] [blame] | 3664 | } |
Kenny Root | 38cf886 | 2010-09-26 14:18:51 -0700 | [diff] [blame] | 3665 | |
Jeff Sharkey | 4fbbda4 | 2012-09-24 18:34:07 -0700 | [diff] [blame] | 3666 | if (existingState == null) { |
Jeff Sharkey | 0095a82 | 2018-02-15 13:06:53 -0700 | [diff] [blame] | 3667 | throw new ObbException(ERROR_NOT_MOUNTED, "Missing existingState"); |
Kenny Root | af9d667 | 2010-10-08 09:21:39 -0700 | [diff] [blame] | 3668 | } |
| 3669 | |
Jeff Sharkey | 4fbbda4 | 2012-09-24 18:34:07 -0700 | [diff] [blame] | 3670 | if (existingState.ownerGid != mObbState.ownerGid) { |
Jeff Sharkey | 0095a82 | 2018-02-15 13:06:53 -0700 | [diff] [blame] | 3671 | notifyObbStateChange(new ObbException(ERROR_PERMISSION_DENIED, |
| 3672 | "Permission denied to unmount OBB " + existingState.rawPath |
| 3673 | + " (owned by GID " + existingState.ownerGid + ")")); |
Kenny Root | af9d667 | 2010-10-08 09:21:39 -0700 | [diff] [blame] | 3674 | return; |
| 3675 | } |
| 3676 | |
Kenny Root | af9d667 | 2010-10-08 09:21:39 -0700 | [diff] [blame] | 3677 | try { |
Jeff Sharkey | 5440279 | 2017-09-15 16:05:19 -0600 | [diff] [blame] | 3678 | mVold.unmount(mObbState.volId); |
| 3679 | mVold.destroyObb(mObbState.volId); |
| 3680 | mObbState.volId = null; |
Kenny Root | a02b8b0 | 2010-08-05 16:14:17 -0700 | [diff] [blame] | 3681 | |
Kenny Root | af9d667 | 2010-10-08 09:21:39 -0700 | [diff] [blame] | 3682 | synchronized (mObbMounts) { |
Jeff Sharkey | 4fbbda4 | 2012-09-24 18:34:07 -0700 | [diff] [blame] | 3683 | removeObbStateLocked(existingState); |
Kenny Root | 38cf886 | 2010-09-26 14:18:51 -0700 | [diff] [blame] | 3684 | } |
| 3685 | |
Jeff Sharkey | 0095a82 | 2018-02-15 13:06:53 -0700 | [diff] [blame] | 3686 | notifyObbStateChange(UNMOUNTED); |
| 3687 | } catch (Exception e) { |
| 3688 | throw new ObbException(ERROR_COULD_NOT_UNMOUNT, e); |
Kenny Root | a02b8b0 | 2010-08-05 16:14:17 -0700 | [diff] [blame] | 3689 | } |
| 3690 | } |
| 3691 | |
Jason parks | 5af0b91 | 2010-11-29 09:05:25 -0600 | [diff] [blame] | 3692 | @Override |
Kenny Root | a02b8b0 | 2010-08-05 16:14:17 -0700 | [diff] [blame] | 3693 | public String toString() { |
| 3694 | StringBuilder sb = new StringBuilder(); |
| 3695 | sb.append("UnmountObbAction{"); |
Jeff Sharkey | 4fbbda4 | 2012-09-24 18:34:07 -0700 | [diff] [blame] | 3696 | sb.append(mObbState); |
Kenny Root | a02b8b0 | 2010-08-05 16:14:17 -0700 | [diff] [blame] | 3697 | sb.append(",force="); |
| 3698 | sb.append(mForceUnmount); |
Kenny Root | a02b8b0 | 2010-08-05 16:14:17 -0700 | [diff] [blame] | 3699 | sb.append('}'); |
| 3700 | return sb.toString(); |
| 3701 | } |
Kenny Root | 02c8730 | 2010-07-01 08:10:18 -0700 | [diff] [blame] | 3702 | } |
Kenny Root | 38cf886 | 2010-09-26 14:18:51 -0700 | [diff] [blame] | 3703 | |
Jeff Sharkey | 7e19f53 | 2017-11-06 13:54:11 -0700 | [diff] [blame] | 3704 | private void dispatchOnStatus(IVoldTaskListener listener, int status, |
| 3705 | PersistableBundle extras) { |
| 3706 | if (listener != null) { |
| 3707 | try { |
| 3708 | listener.onStatus(status, extras); |
| 3709 | } catch (RemoteException ignored) { |
| 3710 | } |
| 3711 | } |
| 3712 | } |
| 3713 | |
| 3714 | private void dispatchOnFinished(IVoldTaskListener listener, int status, |
| 3715 | PersistableBundle extras) { |
| 3716 | if (listener != null) { |
| 3717 | try { |
| 3718 | listener.onFinished(status, extras); |
| 3719 | } catch (RemoteException ignored) { |
| 3720 | } |
| 3721 | } |
| 3722 | } |
| 3723 | |
Sudheer Shanka | 3a0df3b | 2018-12-12 12:43:43 -0800 | [diff] [blame] | 3724 | private int getMountMode(int uid, String packageName) { |
Jeff Sharkey | 6fd6994 | 2019-03-26 17:53:35 -0600 | [diff] [blame] | 3725 | final int mode = getMountModeInternal(uid, packageName); |
| 3726 | if (LOCAL_LOGV) { |
| 3727 | Slog.v(TAG, "Resolved mode " + mode + " for " + packageName + "/" |
| 3728 | + UserHandle.formatUid(uid)); |
| 3729 | } |
| 3730 | return mode; |
| 3731 | } |
| 3732 | |
| 3733 | private int getMountModeInternal(int uid, String packageName) { |
Sudheer Shanka | 3a0df3b | 2018-12-12 12:43:43 -0800 | [diff] [blame] | 3734 | try { |
Jeff Sharkey | 6fd6994 | 2019-03-26 17:53:35 -0600 | [diff] [blame] | 3735 | // Get some easy cases out of the way first |
Sudheer Shanka | 3a0df3b | 2018-12-12 12:43:43 -0800 | [diff] [blame] | 3736 | if (Process.isIsolated(uid)) { |
| 3737 | return Zygote.MOUNT_EXTERNAL_NONE; |
| 3738 | } |
Sudheer Shanka | b161398 | 2019-05-16 16:55:50 -0700 | [diff] [blame] | 3739 | |
| 3740 | final String[] packagesForUid = mIPackageManager.getPackagesForUid(uid); |
Sudheer Shanka | 1df72db | 2019-05-24 10:59:52 -0700 | [diff] [blame] | 3741 | if (ArrayUtils.isEmpty(packagesForUid)) { |
| 3742 | // It's possible the package got uninstalled already, so just ignore. |
| 3743 | return Zygote.MOUNT_EXTERNAL_NONE; |
| 3744 | } |
Sudheer Shanka | b161398 | 2019-05-16 16:55:50 -0700 | [diff] [blame] | 3745 | if (packageName == null) { |
| 3746 | packageName = packagesForUid[0]; |
| 3747 | } |
| 3748 | |
Jeff Sharkey | 6fd6994 | 2019-03-26 17:53:35 -0600 | [diff] [blame] | 3749 | if (mPmInternal.isInstantApp(packageName, UserHandle.getUserId(uid))) { |
Winson Chiu | 5118d49 | 2019-05-15 18:24:06 +0000 | [diff] [blame] | 3750 | return Zygote.MOUNT_EXTERNAL_NONE; |
Jeff Sharkey | 6fd6994 | 2019-03-26 17:53:35 -0600 | [diff] [blame] | 3751 | } |
| 3752 | |
Martijn Coenen | 44db1ac | 2019-12-03 16:06:19 +0100 | [diff] [blame] | 3753 | if (mIsFuseEnabled && mMediaStoreAuthorityAppId == UserHandle.getAppId(uid)) { |
| 3754 | // Determine if caller requires pass_through mount; note that we do this for |
| 3755 | // all processes that share a UID with MediaProvider; but this is fine, since |
| 3756 | // those processes anyway share the same rights as MediaProvider. |
Zim | 74a9bba | 2019-09-03 20:49:13 +0100 | [diff] [blame] | 3757 | return Zygote.MOUNT_EXTERNAL_PASS_THROUGH; |
| 3758 | } |
| 3759 | |
Jeff Sharkey | 6fd6994 | 2019-03-26 17:53:35 -0600 | [diff] [blame] | 3760 | // Determine if caller is holding runtime permission |
Chad Brubaker | 45810af | 2019-04-08 19:19:48 -0700 | [diff] [blame] | 3761 | final boolean hasRead = StorageManager.checkPermissionAndCheckOp(mContext, false, 0, |
Jeff Sharkey | 6fd6994 | 2019-03-26 17:53:35 -0600 | [diff] [blame] | 3762 | uid, packageName, READ_EXTERNAL_STORAGE, OP_READ_EXTERNAL_STORAGE); |
Chad Brubaker | 45810af | 2019-04-08 19:19:48 -0700 | [diff] [blame] | 3763 | final boolean hasWrite = StorageManager.checkPermissionAndCheckOp(mContext, false, 0, |
Jeff Sharkey | 6fd6994 | 2019-03-26 17:53:35 -0600 | [diff] [blame] | 3764 | uid, packageName, WRITE_EXTERNAL_STORAGE, OP_WRITE_EXTERNAL_STORAGE); |
Jeff Sharkey | 6fd6994 | 2019-03-26 17:53:35 -0600 | [diff] [blame] | 3765 | |
| 3766 | // We're only willing to give out broad access if they also hold |
| 3767 | // runtime permission; this is a firm CDD requirement |
| 3768 | final boolean hasFull = mIPackageManager.checkUidPermission(WRITE_MEDIA_STORAGE, |
| 3769 | uid) == PERMISSION_GRANTED; |
Jeff Sharkey | 26874a2 | 2019-04-17 21:30:47 -0600 | [diff] [blame] | 3770 | if (hasFull && hasWrite) { |
Jeff Sharkey | 6fd6994 | 2019-03-26 17:53:35 -0600 | [diff] [blame] | 3771 | return Zygote.MOUNT_EXTERNAL_FULL; |
| 3772 | } |
| 3773 | |
| 3774 | // We're only willing to give out installer access if they also hold |
| 3775 | // runtime permission; this is a firm CDD requirement |
| 3776 | final boolean hasInstall = mIPackageManager.checkUidPermission(INSTALL_PACKAGES, |
| 3777 | uid) == PERMISSION_GRANTED; |
Sudheer Shanka | b161398 | 2019-05-16 16:55:50 -0700 | [diff] [blame] | 3778 | boolean hasInstallOp = false; |
| 3779 | // OP_REQUEST_INSTALL_PACKAGES is granted/denied per package but vold can't |
| 3780 | // update mountpoints of a specific package. So, check the appop for all packages |
| 3781 | // sharing the uid and allow same level of storage access for all packages even if |
| 3782 | // one of the packages has the appop granted. |
| 3783 | for (String uidPackageName : packagesForUid) { |
| 3784 | if (mIAppOpsService.checkOperation( |
| 3785 | OP_REQUEST_INSTALL_PACKAGES, uid, uidPackageName) == MODE_ALLOWED) { |
| 3786 | hasInstallOp = true; |
| 3787 | break; |
| 3788 | } |
| 3789 | } |
Jeff Sharkey | 26874a2 | 2019-04-17 21:30:47 -0600 | [diff] [blame] | 3790 | if ((hasInstall || hasInstallOp) && hasWrite) { |
| 3791 | return Zygote.MOUNT_EXTERNAL_WRITE; |
Jeff Sharkey | 6fd6994 | 2019-03-26 17:53:35 -0600 | [diff] [blame] | 3792 | } |
| 3793 | |
| 3794 | // Otherwise we're willing to give out sandboxed or non-sandboxed if |
| 3795 | // they hold the runtime permission |
| 3796 | final boolean hasLegacy = mIAppOpsService.checkOperation(OP_LEGACY_STORAGE, |
| 3797 | uid, packageName) == MODE_ALLOWED; |
Jeff Sharkey | 26874a2 | 2019-04-17 21:30:47 -0600 | [diff] [blame] | 3798 | if (hasLegacy && hasWrite) { |
| 3799 | return Zygote.MOUNT_EXTERNAL_WRITE; |
| 3800 | } else if (hasLegacy && hasRead) { |
| 3801 | return Zygote.MOUNT_EXTERNAL_READ; |
Sudheer Shanka | 3a0df3b | 2018-12-12 12:43:43 -0800 | [diff] [blame] | 3802 | } else { |
Sudheer Shanka | 783c90e | 2019-04-12 13:55:20 -0700 | [diff] [blame] | 3803 | return Zygote.MOUNT_EXTERNAL_DEFAULT; |
Sudheer Shanka | 3a0df3b | 2018-12-12 12:43:43 -0800 | [diff] [blame] | 3804 | } |
| 3805 | } catch (RemoteException e) { |
| 3806 | // Should not happen |
| 3807 | } |
| 3808 | return Zygote.MOUNT_EXTERNAL_NONE; |
| 3809 | } |
| 3810 | |
Jeff Sharkey | 7151a9a | 2015-04-04 15:22:37 -0700 | [diff] [blame] | 3811 | private static class Callbacks extends Handler { |
| 3812 | private static final int MSG_STORAGE_STATE_CHANGED = 1; |
| 3813 | private static final int MSG_VOLUME_STATE_CHANGED = 2; |
Jeff Sharkey | 50a0545 | 2015-04-29 11:24:52 -0700 | [diff] [blame] | 3814 | private static final int MSG_VOLUME_RECORD_CHANGED = 3; |
| 3815 | private static final int MSG_VOLUME_FORGOTTEN = 4; |
| 3816 | private static final int MSG_DISK_SCANNED = 5; |
Makoto Onuki | 9dc575d | 2015-06-12 16:10:25 -0700 | [diff] [blame] | 3817 | private static final int MSG_DISK_DESTROYED = 6; |
Jeff Sharkey | 7151a9a | 2015-04-04 15:22:37 -0700 | [diff] [blame] | 3818 | |
Sudheer Shanka | 2250d56 | 2016-11-07 15:41:02 -0800 | [diff] [blame] | 3819 | private final RemoteCallbackList<IStorageEventListener> |
Jeff Sharkey | 7151a9a | 2015-04-04 15:22:37 -0700 | [diff] [blame] | 3820 | mCallbacks = new RemoteCallbackList<>(); |
| 3821 | |
| 3822 | public Callbacks(Looper looper) { |
| 3823 | super(looper); |
| 3824 | } |
| 3825 | |
Sudheer Shanka | 2250d56 | 2016-11-07 15:41:02 -0800 | [diff] [blame] | 3826 | public void register(IStorageEventListener callback) { |
Jeff Sharkey | 7151a9a | 2015-04-04 15:22:37 -0700 | [diff] [blame] | 3827 | mCallbacks.register(callback); |
| 3828 | } |
| 3829 | |
Sudheer Shanka | 2250d56 | 2016-11-07 15:41:02 -0800 | [diff] [blame] | 3830 | public void unregister(IStorageEventListener callback) { |
Jeff Sharkey | 7151a9a | 2015-04-04 15:22:37 -0700 | [diff] [blame] | 3831 | mCallbacks.unregister(callback); |
| 3832 | } |
| 3833 | |
| 3834 | @Override |
| 3835 | public void handleMessage(Message msg) { |
| 3836 | final SomeArgs args = (SomeArgs) msg.obj; |
| 3837 | final int n = mCallbacks.beginBroadcast(); |
| 3838 | for (int i = 0; i < n; i++) { |
Sudheer Shanka | 2250d56 | 2016-11-07 15:41:02 -0800 | [diff] [blame] | 3839 | final IStorageEventListener callback = mCallbacks.getBroadcastItem(i); |
Jeff Sharkey | 7151a9a | 2015-04-04 15:22:37 -0700 | [diff] [blame] | 3840 | try { |
| 3841 | invokeCallback(callback, msg.what, args); |
| 3842 | } catch (RemoteException ignored) { |
| 3843 | } |
| 3844 | } |
| 3845 | mCallbacks.finishBroadcast(); |
| 3846 | args.recycle(); |
| 3847 | } |
| 3848 | |
Sudheer Shanka | 2250d56 | 2016-11-07 15:41:02 -0800 | [diff] [blame] | 3849 | private void invokeCallback(IStorageEventListener callback, int what, SomeArgs args) |
Jeff Sharkey | 7151a9a | 2015-04-04 15:22:37 -0700 | [diff] [blame] | 3850 | throws RemoteException { |
| 3851 | switch (what) { |
| 3852 | case MSG_STORAGE_STATE_CHANGED: { |
| 3853 | callback.onStorageStateChanged((String) args.arg1, (String) args.arg2, |
| 3854 | (String) args.arg3); |
| 3855 | break; |
| 3856 | } |
| 3857 | case MSG_VOLUME_STATE_CHANGED: { |
| 3858 | callback.onVolumeStateChanged((VolumeInfo) args.arg1, args.argi2, args.argi3); |
| 3859 | break; |
| 3860 | } |
Jeff Sharkey | 50a0545 | 2015-04-29 11:24:52 -0700 | [diff] [blame] | 3861 | case MSG_VOLUME_RECORD_CHANGED: { |
| 3862 | callback.onVolumeRecordChanged((VolumeRecord) args.arg1); |
| 3863 | break; |
| 3864 | } |
| 3865 | case MSG_VOLUME_FORGOTTEN: { |
| 3866 | callback.onVolumeForgotten((String) args.arg1); |
Jeff Sharkey | d95d3bf | 2015-04-14 21:39:44 -0700 | [diff] [blame] | 3867 | break; |
| 3868 | } |
Jeff Sharkey | 620b32b | 2015-04-23 19:36:02 -0700 | [diff] [blame] | 3869 | case MSG_DISK_SCANNED: { |
| 3870 | callback.onDiskScanned((DiskInfo) args.arg1, args.argi2); |
Jeff Sharkey | 7e92ef3 | 2015-04-17 17:35:07 -0700 | [diff] [blame] | 3871 | break; |
| 3872 | } |
Makoto Onuki | 9dc575d | 2015-06-12 16:10:25 -0700 | [diff] [blame] | 3873 | case MSG_DISK_DESTROYED: { |
| 3874 | callback.onDiskDestroyed((DiskInfo) args.arg1); |
| 3875 | break; |
| 3876 | } |
Jeff Sharkey | 7151a9a | 2015-04-04 15:22:37 -0700 | [diff] [blame] | 3877 | } |
| 3878 | } |
| 3879 | |
| 3880 | private void notifyStorageStateChanged(String path, String oldState, String newState) { |
| 3881 | final SomeArgs args = SomeArgs.obtain(); |
| 3882 | args.arg1 = path; |
| 3883 | args.arg2 = oldState; |
| 3884 | args.arg3 = newState; |
| 3885 | obtainMessage(MSG_STORAGE_STATE_CHANGED, args).sendToTarget(); |
| 3886 | } |
| 3887 | |
| 3888 | private void notifyVolumeStateChanged(VolumeInfo vol, int oldState, int newState) { |
| 3889 | final SomeArgs args = SomeArgs.obtain(); |
Jeff Sharkey | b36586a | 2015-04-27 08:42:28 -0700 | [diff] [blame] | 3890 | args.arg1 = vol.clone(); |
Jeff Sharkey | 7151a9a | 2015-04-04 15:22:37 -0700 | [diff] [blame] | 3891 | args.argi2 = oldState; |
| 3892 | args.argi3 = newState; |
| 3893 | obtainMessage(MSG_VOLUME_STATE_CHANGED, args).sendToTarget(); |
| 3894 | } |
Jeff Sharkey | d95d3bf | 2015-04-14 21:39:44 -0700 | [diff] [blame] | 3895 | |
Jeff Sharkey | 50a0545 | 2015-04-29 11:24:52 -0700 | [diff] [blame] | 3896 | private void notifyVolumeRecordChanged(VolumeRecord rec) { |
| 3897 | final SomeArgs args = SomeArgs.obtain(); |
| 3898 | args.arg1 = rec.clone(); |
| 3899 | obtainMessage(MSG_VOLUME_RECORD_CHANGED, args).sendToTarget(); |
| 3900 | } |
| 3901 | |
| 3902 | private void notifyVolumeForgotten(String fsUuid) { |
Jeff Sharkey | d95d3bf | 2015-04-14 21:39:44 -0700 | [diff] [blame] | 3903 | final SomeArgs args = SomeArgs.obtain(); |
Jeff Sharkey | b36586a | 2015-04-27 08:42:28 -0700 | [diff] [blame] | 3904 | args.arg1 = fsUuid; |
Jeff Sharkey | 50a0545 | 2015-04-29 11:24:52 -0700 | [diff] [blame] | 3905 | obtainMessage(MSG_VOLUME_FORGOTTEN, args).sendToTarget(); |
Jeff Sharkey | d95d3bf | 2015-04-14 21:39:44 -0700 | [diff] [blame] | 3906 | } |
Jeff Sharkey | 7e92ef3 | 2015-04-17 17:35:07 -0700 | [diff] [blame] | 3907 | |
Jeff Sharkey | 620b32b | 2015-04-23 19:36:02 -0700 | [diff] [blame] | 3908 | private void notifyDiskScanned(DiskInfo disk, int volumeCount) { |
Jeff Sharkey | 7e92ef3 | 2015-04-17 17:35:07 -0700 | [diff] [blame] | 3909 | final SomeArgs args = SomeArgs.obtain(); |
Jeff Sharkey | b36586a | 2015-04-27 08:42:28 -0700 | [diff] [blame] | 3910 | args.arg1 = disk.clone(); |
Jeff Sharkey | 620b32b | 2015-04-23 19:36:02 -0700 | [diff] [blame] | 3911 | args.argi2 = volumeCount; |
| 3912 | obtainMessage(MSG_DISK_SCANNED, args).sendToTarget(); |
Jeff Sharkey | 7e92ef3 | 2015-04-17 17:35:07 -0700 | [diff] [blame] | 3913 | } |
Makoto Onuki | 9dc575d | 2015-06-12 16:10:25 -0700 | [diff] [blame] | 3914 | |
| 3915 | private void notifyDiskDestroyed(DiskInfo disk) { |
| 3916 | final SomeArgs args = SomeArgs.obtain(); |
| 3917 | args.arg1 = disk.clone(); |
| 3918 | obtainMessage(MSG_DISK_DESTROYED, args).sendToTarget(); |
| 3919 | } |
Jeff Sharkey | 7151a9a | 2015-04-04 15:22:37 -0700 | [diff] [blame] | 3920 | } |
| 3921 | |
Kenny Root | 38cf886 | 2010-09-26 14:18:51 -0700 | [diff] [blame] | 3922 | @Override |
Jeff Sharkey | 5aca2b8 | 2013-10-16 16:21:54 -0700 | [diff] [blame] | 3923 | protected void dump(FileDescriptor fd, PrintWriter writer, String[] args) { |
Jeff Sharkey | fe9a53b | 2017-03-31 14:08:23 -0600 | [diff] [blame] | 3924 | if (!DumpUtils.checkDumpPermission(mContext, TAG, writer)) return; |
Jeff Sharkey | 5aca2b8 | 2013-10-16 16:21:54 -0700 | [diff] [blame] | 3925 | |
| 3926 | final IndentingPrintWriter pw = new IndentingPrintWriter(writer, " ", 160); |
Jeff Sharkey | 27de30d | 2015-04-18 16:20:27 -0700 | [diff] [blame] | 3927 | synchronized (mLock) { |
| 3928 | pw.println("Disks:"); |
| 3929 | pw.increaseIndent(); |
| 3930 | for (int i = 0; i < mDisks.size(); i++) { |
| 3931 | final DiskInfo disk = mDisks.valueAt(i); |
| 3932 | disk.dump(pw); |
| 3933 | } |
| 3934 | pw.decreaseIndent(); |
| 3935 | |
| 3936 | pw.println(); |
| 3937 | pw.println("Volumes:"); |
| 3938 | pw.increaseIndent(); |
| 3939 | for (int i = 0; i < mVolumes.size(); i++) { |
| 3940 | final VolumeInfo vol = mVolumes.valueAt(i); |
| 3941 | if (VolumeInfo.ID_PRIVATE_INTERNAL.equals(vol.id)) continue; |
| 3942 | vol.dump(pw); |
| 3943 | } |
| 3944 | pw.decreaseIndent(); |
| 3945 | |
| 3946 | pw.println(); |
Jeff Sharkey | b36586a | 2015-04-27 08:42:28 -0700 | [diff] [blame] | 3947 | pw.println("Records:"); |
Jeff Sharkey | 27de30d | 2015-04-18 16:20:27 -0700 | [diff] [blame] | 3948 | pw.increaseIndent(); |
Jeff Sharkey | b36586a | 2015-04-27 08:42:28 -0700 | [diff] [blame] | 3949 | for (int i = 0; i < mRecords.size(); i++) { |
| 3950 | final VolumeRecord note = mRecords.valueAt(i); |
| 3951 | note.dump(pw); |
Jeff Sharkey | 27de30d | 2015-04-18 16:20:27 -0700 | [diff] [blame] | 3952 | } |
| 3953 | pw.decreaseIndent(); |
Jeff Sharkey | 275e3e4 | 2015-04-24 16:10:32 -0700 | [diff] [blame] | 3954 | |
| 3955 | pw.println(); |
| 3956 | pw.println("Primary storage UUID: " + mPrimaryStorageUuid); |
Jeff Sharkey | b0c363b2 | 2018-12-15 11:53:03 -0700 | [diff] [blame] | 3957 | |
| 3958 | pw.println(); |
Felipe Leme | 281389a | 2016-10-10 17:12:20 -0700 | [diff] [blame] | 3959 | final Pair<String, Long> pair = StorageManager.getPrimaryStoragePathAndSize(); |
| 3960 | if (pair == null) { |
| 3961 | pw.println("Internal storage total size: N/A"); |
| 3962 | } else { |
| 3963 | pw.print("Internal storage ("); |
| 3964 | pw.print(pair.first); |
| 3965 | pw.print(") total size: "); |
| 3966 | pw.print(pair.second); |
| 3967 | pw.print(" ("); |
Jeff Sharkey | 9f2dc05 | 2018-01-07 16:47:31 -0700 | [diff] [blame] | 3968 | pw.print(DataUnit.MEBIBYTES.toBytes(pair.second)); |
| 3969 | pw.println(" MiB)"); |
Felipe Leme | 281389a | 2016-10-10 17:12:20 -0700 | [diff] [blame] | 3970 | } |
Jeff Sharkey | b0c363b2 | 2018-12-15 11:53:03 -0700 | [diff] [blame] | 3971 | |
| 3972 | pw.println(); |
Jeff Sharkey | ce14cd0 | 2015-12-07 15:35:42 -0700 | [diff] [blame] | 3973 | pw.println("Local unlocked users: " + Arrays.toString(mLocalUnlockedUsers)); |
| 3974 | pw.println("System unlocked users: " + Arrays.toString(mSystemUnlockedUsers)); |
Jeff Sharkey | b0c363b2 | 2018-12-15 11:53:03 -0700 | [diff] [blame] | 3975 | |
| 3976 | final ContentResolver cr = mContext.getContentResolver(); |
| 3977 | pw.println(); |
| 3978 | pw.println("Isolated storage, local feature flag: " |
| 3979 | + Settings.Global.getInt(cr, Settings.Global.ISOLATED_STORAGE_LOCAL, 0)); |
| 3980 | pw.println("Isolated storage, remote feature flag: " |
| 3981 | + Settings.Global.getInt(cr, Settings.Global.ISOLATED_STORAGE_REMOTE, 0)); |
| 3982 | pw.println("Isolated storage, resolved: " + StorageManager.hasIsolatedStorage()); |
Jeff Sharkey | 27de30d | 2015-04-18 16:20:27 -0700 | [diff] [blame] | 3983 | } |
Kenny Root | 38cf886 | 2010-09-26 14:18:51 -0700 | [diff] [blame] | 3984 | |
Kenny Root | 38cf886 | 2010-09-26 14:18:51 -0700 | [diff] [blame] | 3985 | synchronized (mObbMounts) { |
Jeff Sharkey | 27de30d | 2015-04-18 16:20:27 -0700 | [diff] [blame] | 3986 | pw.println(); |
Jeff Sharkey | 5aca2b8 | 2013-10-16 16:21:54 -0700 | [diff] [blame] | 3987 | pw.println("mObbMounts:"); |
| 3988 | pw.increaseIndent(); |
| 3989 | final Iterator<Entry<IBinder, List<ObbState>>> binders = mObbMounts.entrySet() |
| 3990 | .iterator(); |
Kenny Root | af9d667 | 2010-10-08 09:21:39 -0700 | [diff] [blame] | 3991 | while (binders.hasNext()) { |
| 3992 | Entry<IBinder, List<ObbState>> e = binders.next(); |
Jeff Sharkey | 5aca2b8 | 2013-10-16 16:21:54 -0700 | [diff] [blame] | 3993 | pw.println(e.getKey() + ":"); |
| 3994 | pw.increaseIndent(); |
Kenny Root | af9d667 | 2010-10-08 09:21:39 -0700 | [diff] [blame] | 3995 | final List<ObbState> obbStates = e.getValue(); |
Kenny Root | 38cf886 | 2010-09-26 14:18:51 -0700 | [diff] [blame] | 3996 | for (final ObbState obbState : obbStates) { |
Jeff Sharkey | 5aca2b8 | 2013-10-16 16:21:54 -0700 | [diff] [blame] | 3997 | pw.println(obbState); |
Kenny Root | 38cf886 | 2010-09-26 14:18:51 -0700 | [diff] [blame] | 3998 | } |
Jeff Sharkey | 5aca2b8 | 2013-10-16 16:21:54 -0700 | [diff] [blame] | 3999 | pw.decreaseIndent(); |
Kenny Root | 38cf886 | 2010-09-26 14:18:51 -0700 | [diff] [blame] | 4000 | } |
Jeff Sharkey | 5aca2b8 | 2013-10-16 16:21:54 -0700 | [diff] [blame] | 4001 | pw.decreaseIndent(); |
Kenny Root | af9d667 | 2010-10-08 09:21:39 -0700 | [diff] [blame] | 4002 | |
Jeff Sharkey | 5aca2b8 | 2013-10-16 16:21:54 -0700 | [diff] [blame] | 4003 | pw.println(); |
| 4004 | pw.println("mObbPathToStateMap:"); |
| 4005 | pw.increaseIndent(); |
Kenny Root | af9d667 | 2010-10-08 09:21:39 -0700 | [diff] [blame] | 4006 | final Iterator<Entry<String, ObbState>> maps = mObbPathToStateMap.entrySet().iterator(); |
| 4007 | while (maps.hasNext()) { |
| 4008 | final Entry<String, ObbState> e = maps.next(); |
Jeff Sharkey | 5aca2b8 | 2013-10-16 16:21:54 -0700 | [diff] [blame] | 4009 | pw.print(e.getKey()); |
| 4010 | pw.print(" -> "); |
| 4011 | pw.println(e.getValue()); |
Kenny Root | af9d667 | 2010-10-08 09:21:39 -0700 | [diff] [blame] | 4012 | } |
Jeff Sharkey | 5aca2b8 | 2013-10-16 16:21:54 -0700 | [diff] [blame] | 4013 | pw.decreaseIndent(); |
Kenny Root | 38cf886 | 2010-09-26 14:18:51 -0700 | [diff] [blame] | 4014 | } |
Kenny Root | 4161f9b | 2011-07-13 09:48:33 -0700 | [diff] [blame] | 4015 | |
Robert Greenwalt | 470fd72 | 2012-01-18 12:51:15 -0800 | [diff] [blame] | 4016 | pw.println(); |
Christopher Tate | 7265abe | 2014-11-21 13:54:45 -0800 | [diff] [blame] | 4017 | pw.print("Last maintenance: "); |
Jeff Sharkey | e8a4b66 | 2015-06-27 15:43:45 -0700 | [diff] [blame] | 4018 | pw.println(TimeUtils.formatForLogging(mLastMaintenance)); |
Kenny Root | 38cf886 | 2010-09-26 14:18:51 -0700 | [diff] [blame] | 4019 | } |
The Android Open Source Project | 9066cfe | 2009-03-03 19:31:44 -0800 | [diff] [blame] | 4020 | |
Jeff Sharkey | fa23c5a | 2011-08-09 21:44:24 -0700 | [diff] [blame] | 4021 | /** {@inheritDoc} */ |
Jeff Sharkey | 4887789 | 2015-03-18 11:27:19 -0700 | [diff] [blame] | 4022 | @Override |
Jeff Sharkey | fa23c5a | 2011-08-09 21:44:24 -0700 | [diff] [blame] | 4023 | public void monitor() { |
Jeff Sharkey | 5440279 | 2017-09-15 16:05:19 -0600 | [diff] [blame] | 4024 | try { |
| 4025 | mVold.monitor(); |
| 4026 | } catch (Exception e) { |
| 4027 | Slog.wtf(TAG, e); |
Paul Lawrence | 1c62cbb | 2015-06-03 14:14:52 -0700 | [diff] [blame] | 4028 | } |
Jeff Sharkey | fa23c5a | 2011-08-09 21:44:24 -0700 | [diff] [blame] | 4029 | } |
Svet Ganov | 6ee871e | 2015-07-10 14:29:33 -0700 | [diff] [blame] | 4030 | |
Sudheer Shanka | 2250d56 | 2016-11-07 15:41:02 -0800 | [diff] [blame] | 4031 | private final class StorageManagerInternalImpl extends StorageManagerInternal { |
Svet Ganov | 6ee871e | 2015-07-10 14:29:33 -0700 | [diff] [blame] | 4032 | // Not guarded by a lock. |
| 4033 | private final CopyOnWriteArrayList<ExternalStorageMountPolicy> mPolicies = |
| 4034 | new CopyOnWriteArrayList<>(); |
| 4035 | |
Risan | aec0ee7 | 2018-10-31 10:10:12 +0900 | [diff] [blame] | 4036 | @GuardedBy("mResetListeners") |
| 4037 | private final List<StorageManagerInternal.ResetListener> mResetListeners = |
| 4038 | new ArrayList<>(); |
| 4039 | |
Svet Ganov | 6ee871e | 2015-07-10 14:29:33 -0700 | [diff] [blame] | 4040 | @Override |
| 4041 | public void addExternalStoragePolicy(ExternalStorageMountPolicy policy) { |
| 4042 | // No locking - CopyOnWriteArrayList |
| 4043 | mPolicies.add(policy); |
| 4044 | } |
| 4045 | |
| 4046 | @Override |
| 4047 | public void onExternalStoragePolicyChanged(int uid, String packageName) { |
| 4048 | final int mountMode = getExternalStorageMountMode(uid, packageName); |
| 4049 | remountUidExternalStorage(uid, mountMode); |
| 4050 | } |
| 4051 | |
| 4052 | @Override |
| 4053 | public int getExternalStorageMountMode(int uid, String packageName) { |
Sudheer Shanka | 3a0df3b | 2018-12-12 12:43:43 -0800 | [diff] [blame] | 4054 | if (ENABLE_ISOLATED_STORAGE) { |
| 4055 | return getMountMode(uid, packageName); |
| 4056 | } |
Sudheer Shanka | b161398 | 2019-05-16 16:55:50 -0700 | [diff] [blame] | 4057 | try { |
| 4058 | if (packageName == null) { |
| 4059 | final String[] packagesForUid = mIPackageManager.getPackagesForUid(uid); |
| 4060 | packageName = packagesForUid[0]; |
| 4061 | } |
| 4062 | } catch (RemoteException e) { |
| 4063 | // Should not happen - same process |
| 4064 | } |
Svet Ganov | 6ee871e | 2015-07-10 14:29:33 -0700 | [diff] [blame] | 4065 | // No locking - CopyOnWriteArrayList |
| 4066 | int mountMode = Integer.MAX_VALUE; |
| 4067 | for (ExternalStorageMountPolicy policy : mPolicies) { |
| 4068 | final int policyMode = policy.getMountMode(uid, packageName); |
| 4069 | if (policyMode == Zygote.MOUNT_EXTERNAL_NONE) { |
| 4070 | return Zygote.MOUNT_EXTERNAL_NONE; |
| 4071 | } |
| 4072 | mountMode = Math.min(mountMode, policyMode); |
| 4073 | } |
| 4074 | if (mountMode == Integer.MAX_VALUE) { |
| 4075 | return Zygote.MOUNT_EXTERNAL_NONE; |
| 4076 | } |
| 4077 | return mountMode; |
| 4078 | } |
| 4079 | |
Risan | aec0ee7 | 2018-10-31 10:10:12 +0900 | [diff] [blame] | 4080 | @Override |
| 4081 | public void addResetListener(StorageManagerInternal.ResetListener listener) { |
| 4082 | synchronized (mResetListeners) { |
| 4083 | mResetListeners.add(listener); |
| 4084 | } |
| 4085 | } |
| 4086 | |
| 4087 | public void onReset(IVold vold) { |
| 4088 | synchronized (mResetListeners) { |
| 4089 | for (StorageManagerInternal.ResetListener listener : mResetListeners) { |
| 4090 | listener.onReset(vold); |
| 4091 | } |
| 4092 | } |
| 4093 | } |
| 4094 | |
Svet Ganov | 6ee871e | 2015-07-10 14:29:33 -0700 | [diff] [blame] | 4095 | public boolean hasExternalStorage(int uid, String packageName) { |
Amith Yamasani | 2bd5cff | 2015-07-22 14:42:31 -0700 | [diff] [blame] | 4096 | // No need to check for system uid. This avoids a deadlock between |
| 4097 | // PackageManagerService and AppOpsService. |
| 4098 | if (uid == Process.SYSTEM_UID) { |
| 4099 | return true; |
| 4100 | } |
Sudheer Shanka | 3a0df3b | 2018-12-12 12:43:43 -0800 | [diff] [blame] | 4101 | if (ENABLE_ISOLATED_STORAGE) { |
| 4102 | return getMountMode(uid, packageName) != Zygote.MOUNT_EXTERNAL_NONE; |
| 4103 | } |
Svet Ganov | 6ee871e | 2015-07-10 14:29:33 -0700 | [diff] [blame] | 4104 | // No locking - CopyOnWriteArrayList |
| 4105 | for (ExternalStorageMountPolicy policy : mPolicies) { |
| 4106 | final boolean policyHasStorage = policy.hasExternalStorage(uid, packageName); |
| 4107 | if (!policyHasStorage) { |
| 4108 | return false; |
| 4109 | } |
| 4110 | } |
| 4111 | return true; |
| 4112 | } |
Sudheer Shanka | b161398 | 2019-05-16 16:55:50 -0700 | [diff] [blame] | 4113 | |
| 4114 | public void onAppOpsChanged(int code, int uid, |
| 4115 | @Nullable String packageName, int mode) { |
| 4116 | if (mode == MODE_ALLOWED && (code == OP_READ_EXTERNAL_STORAGE |
| 4117 | || code == OP_WRITE_EXTERNAL_STORAGE |
| 4118 | || code == OP_REQUEST_INSTALL_PACKAGES)) { |
| 4119 | final long token = Binder.clearCallingIdentity(); |
| 4120 | try { |
| 4121 | final UserManagerInternal userManagerInternal = |
| 4122 | LocalServices.getService(UserManagerInternal.class); |
| 4123 | if (userManagerInternal.isUserInitialized(UserHandle.getUserId(uid))) { |
| 4124 | onExternalStoragePolicyChanged(uid, packageName); |
| 4125 | } |
| 4126 | } finally { |
| 4127 | Binder.restoreCallingIdentity(token); |
| 4128 | } |
| 4129 | } |
| 4130 | } |
Svet Ganov | 6ee871e | 2015-07-10 14:29:33 -0700 | [diff] [blame] | 4131 | } |
Jeff Sharkey | fa23c5a | 2011-08-09 21:44:24 -0700 | [diff] [blame] | 4132 | } |