Mårten Kongstad | eabc9e9 | 2015-12-15 16:40:23 +0100 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2016 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.om; |
| 18 | |
| 19 | import static android.app.AppGlobals.getPackageManager; |
Mårten Kongstad | 6d18d77 | 2019-10-04 10:50:10 +0200 | [diff] [blame] | 20 | import static android.content.Intent.ACTION_OVERLAY_CHANGED; |
Mårten Kongstad | eabc9e9 | 2015-12-15 16:40:23 +0100 | [diff] [blame] | 21 | import static android.content.Intent.ACTION_PACKAGE_ADDED; |
| 22 | import static android.content.Intent.ACTION_PACKAGE_CHANGED; |
| 23 | import static android.content.Intent.ACTION_PACKAGE_REMOVED; |
Adam Lesinski | ada8deb | 2017-05-12 13:50:42 -0700 | [diff] [blame] | 24 | import static android.content.Intent.ACTION_USER_ADDED; |
Mårten Kongstad | eabc9e9 | 2015-12-15 16:40:23 +0100 | [diff] [blame] | 25 | import static android.content.Intent.ACTION_USER_REMOVED; |
Mårten Kongstad | 6d18d77 | 2019-10-04 10:50:10 +0200 | [diff] [blame] | 26 | import static android.content.Intent.EXTRA_REASON; |
Mårten Kongstad | eabc9e9 | 2015-12-15 16:40:23 +0100 | [diff] [blame] | 27 | import static android.content.pm.PackageManager.SIGNATURE_MATCH; |
Mårten Kongstad | acfcdc7 | 2018-12-03 14:59:51 +0100 | [diff] [blame] | 28 | import static android.os.Trace.TRACE_TAG_RRO; |
| 29 | import static android.os.Trace.traceBegin; |
| 30 | import static android.os.Trace.traceEnd; |
Mårten Kongstad | eabc9e9 | 2015-12-15 16:40:23 +0100 | [diff] [blame] | 31 | |
| 32 | import android.annotation.NonNull; |
| 33 | import android.annotation.Nullable; |
| 34 | import android.app.ActivityManager; |
Mårten Kongstad | eabc9e9 | 2015-12-15 16:40:23 +0100 | [diff] [blame] | 35 | import android.app.IActivityManager; |
| 36 | import android.content.BroadcastReceiver; |
| 37 | import android.content.Context; |
| 38 | import android.content.Intent; |
| 39 | import android.content.IntentFilter; |
| 40 | import android.content.om.IOverlayManager; |
| 41 | import android.content.om.OverlayInfo; |
Winson | d9d1736 | 2019-10-02 12:41:29 -0700 | [diff] [blame^] | 42 | import android.content.om.OverlayableInfo; |
Mårten Kongstad | eabc9e9 | 2015-12-15 16:40:23 +0100 | [diff] [blame] | 43 | import android.content.pm.IPackageManager; |
| 44 | import android.content.pm.PackageInfo; |
| 45 | import android.content.pm.PackageManagerInternal; |
| 46 | import android.content.pm.UserInfo; |
Winson | d9d1736 | 2019-10-02 12:41:29 -0700 | [diff] [blame^] | 47 | import android.content.res.ApkAssets; |
Mårten Kongstad | eabc9e9 | 2015-12-15 16:40:23 +0100 | [diff] [blame] | 48 | import android.net.Uri; |
| 49 | import android.os.Binder; |
| 50 | import android.os.Environment; |
| 51 | import android.os.IBinder; |
Mårten Kongstad | eabc9e9 | 2015-12-15 16:40:23 +0100 | [diff] [blame] | 52 | import android.os.RemoteException; |
| 53 | import android.os.ResultReceiver; |
| 54 | import android.os.ShellCallback; |
Adam Lesinski | a5ca624 | 2017-03-01 15:45:12 -0800 | [diff] [blame] | 55 | import android.os.SystemProperties; |
Mårten Kongstad | eabc9e9 | 2015-12-15 16:40:23 +0100 | [diff] [blame] | 56 | import android.os.UserHandle; |
Adam Lesinski | ada8deb | 2017-05-12 13:50:42 -0700 | [diff] [blame] | 57 | import android.os.UserManager; |
Adam Lesinski | a5ca624 | 2017-03-01 15:45:12 -0800 | [diff] [blame] | 58 | import android.text.TextUtils; |
Mårten Kongstad | eabc9e9 | 2015-12-15 16:40:23 +0100 | [diff] [blame] | 59 | import android.util.ArrayMap; |
Adam Lesinski | a5ca624 | 2017-03-01 15:45:12 -0800 | [diff] [blame] | 60 | import android.util.ArraySet; |
Mårten Kongstad | eabc9e9 | 2015-12-15 16:40:23 +0100 | [diff] [blame] | 61 | import android.util.AtomicFile; |
| 62 | import android.util.Slog; |
| 63 | import android.util.SparseArray; |
| 64 | |
| 65 | import com.android.server.FgThread; |
| 66 | import com.android.server.IoThread; |
| 67 | import com.android.server.LocalServices; |
Winson | d9d1736 | 2019-10-02 12:41:29 -0700 | [diff] [blame^] | 68 | import com.android.server.SystemConfig; |
Mårten Kongstad | eabc9e9 | 2015-12-15 16:40:23 +0100 | [diff] [blame] | 69 | import com.android.server.SystemService; |
Mårten Kongstad | eabc9e9 | 2015-12-15 16:40:23 +0100 | [diff] [blame] | 70 | import com.android.server.pm.UserManagerService; |
| 71 | |
Adam Lesinski | 7b03181 | 2018-02-22 13:32:53 -0800 | [diff] [blame] | 72 | import libcore.util.EmptyArray; |
| 73 | |
Mårten Kongstad | eabc9e9 | 2015-12-15 16:40:23 +0100 | [diff] [blame] | 74 | import org.xmlpull.v1.XmlPullParserException; |
| 75 | |
| 76 | import java.io.File; |
| 77 | import java.io.FileDescriptor; |
| 78 | import java.io.FileInputStream; |
| 79 | import java.io.FileOutputStream; |
| 80 | import java.io.IOException; |
| 81 | import java.io.PrintWriter; |
| 82 | import java.util.ArrayList; |
Adam Lesinski | d11c551 | 2017-04-11 12:01:10 -0700 | [diff] [blame] | 83 | import java.util.Arrays; |
Mårten Kongstad | eabc9e9 | 2015-12-15 16:40:23 +0100 | [diff] [blame] | 84 | import java.util.Collections; |
| 85 | import java.util.HashMap; |
| 86 | import java.util.List; |
| 87 | import java.util.Map; |
| 88 | import java.util.concurrent.atomic.AtomicBoolean; |
| 89 | |
| 90 | /** |
| 91 | * Service to manage asset overlays. |
| 92 | * |
| 93 | * <p>Asset overlays are additional resources that come from apks loaded |
| 94 | * alongside the system and app apks. This service, the OverlayManagerService |
| 95 | * (OMS), tracks which installed overlays to use and provides methods to change |
| 96 | * this. Changes propagate to running applications as part of the Activity |
| 97 | * lifecycle. This allows Activities to reread their resources at a well |
| 98 | * defined point.</p> |
| 99 | * |
| 100 | * <p>By itself, the OMS will not change what overlays should be active. |
| 101 | * Instead, it is only responsible for making sure that overlays *can* be used |
| 102 | * from a technical and security point of view and to activate overlays in |
| 103 | * response to external requests. The responsibility to toggle overlays on and |
| 104 | * off lies within components that implement different use-cases such as themes |
| 105 | * or dynamic customization.</p> |
| 106 | * |
| 107 | * <p>The OMS receives input from three sources:</p> |
| 108 | * |
| 109 | * <ul> |
| 110 | * <li>Callbacks from the SystemService class, specifically when the |
| 111 | * Android framework is booting and when the end user switches Android |
| 112 | * users.</li> |
| 113 | * |
| 114 | * <li>Intents from the PackageManagerService (PMS). Overlays are regular |
| 115 | * apks, and whenever a package is installed (or removed, or has a |
| 116 | * component enabled or disabled), the PMS broadcasts this as an intent. |
| 117 | * When the OMS receives one of these intents, it updates its internal |
| 118 | * representation of the available overlays and, if there was a visible |
| 119 | * change, triggers an asset refresh in the affected apps.</li> |
| 120 | * |
| 121 | * <li>External requests via the {@link IOverlayManager AIDL interface}. |
| 122 | * The interface allows clients to read information about the currently |
| 123 | * available overlays, change whether an overlay should be used or not, and |
| 124 | * change the relative order in which overlay packages are loaded. |
| 125 | * Read-access is granted if the request targets the same Android user as |
| 126 | * the caller runs as, or if the caller holds the |
| 127 | * INTERACT_ACROSS_USERS_FULL permission. Write-access is granted if the |
| 128 | * caller is granted read-access and additionaly holds the |
| 129 | * CHANGE_OVERLAY_PACKAGES permission.</li> |
| 130 | * </ul> |
| 131 | * |
| 132 | * <p>The AIDL interface works with String package names, int user IDs, and |
| 133 | * {@link OverlayInfo} objects. OverlayInfo instances are used to track a |
| 134 | * specific pair of target and overlay packages and include information such as |
| 135 | * the current state of the overlay. OverlayInfo objects are immutable.</p> |
| 136 | * |
| 137 | * <p>Internally, OverlayInfo objects are maintained by the |
| 138 | * OverlayManagerSettings class. The OMS and its helper classes are notified of |
| 139 | * changes to the settings by the OverlayManagerSettings.ChangeListener |
| 140 | * callback interface. The file /data/system/overlays.xml is used to persist |
| 141 | * the settings.</p> |
| 142 | * |
| 143 | * <p>Creation and deletion of idmap files are handled by the IdmapManager |
| 144 | * class.</p> |
| 145 | * |
| 146 | * <p>The following is an overview of OMS and its related classes. Note how box |
| 147 | * (2) does the heavy lifting, box (1) interacts with the Android framework, |
| 148 | * and box (3) replaces box (1) during unit testing.</p> |
| 149 | * |
| 150 | * <pre> |
| 151 | * Android framework |
| 152 | * | ^ |
| 153 | * . . . | . . . . | . . . . |
| 154 | * . | | . |
| 155 | * . AIDL, broadcasts . |
| 156 | * . intents | . |
| 157 | * . | | . . . . . . . . . . . . |
| 158 | * . v | . . |
| 159 | * . OverlayManagerService . OverlayManagerTests . |
| 160 | * . \ . / . |
| 161 | * . (1) \ . / (3) . |
| 162 | * . . . . . . . . . . \ . . . / . . . . . . . . . |
| 163 | * . \ / . |
| 164 | * . (2) \ / . |
| 165 | * . OverlayManagerServiceImpl . |
| 166 | * . | | . |
| 167 | * . | | . |
| 168 | * . OverlayManagerSettings IdmapManager . |
| 169 | * . . |
| 170 | * . . . . . . . . . . . . . . . . . . . . . . |
| 171 | * </pre> |
| 172 | * |
Mårten Kongstad | 1370c05 | 2018-05-03 10:48:35 +0200 | [diff] [blame] | 173 | * <p>To test the OMS, execute: |
| 174 | * <code> |
| 175 | * atest FrameworksServicesTests:com.android.server.om # internal tests |
| 176 | * atest OverlayDeviceTests OverlayHostTests # public API tests |
| 177 | * </code> |
| 178 | * </p> |
| 179 | * |
Mårten Kongstad | eabc9e9 | 2015-12-15 16:40:23 +0100 | [diff] [blame] | 180 | * <p>Finally, here is a list of keywords used in the OMS context.</p> |
| 181 | * |
| 182 | * <ul> |
| 183 | * <li><b>target [package]</b> -- A regular apk that may have its resource |
| 184 | * pool extended by zero or more overlay packages.</li> |
| 185 | * |
| 186 | * <li><b>overlay [package]</b> -- An apk that provides additional |
| 187 | * resources to another apk.</li> |
| 188 | * |
| 189 | * <li><b>OMS</b> -- The OverlayManagerService, i.e. this class.</li> |
| 190 | * |
| 191 | * <li><b>approved</b> -- An overlay is approved if the OMS has verified |
| 192 | * that it can be used technically speaking (its target package is |
| 193 | * installed, at least one resource name in both packages match, the |
| 194 | * idmap was created, etc) and that it is secure to do so. External |
| 195 | * clients can not change this state.</li> |
| 196 | * |
| 197 | * <li><b>not approved</b> -- The opposite of approved.</li> |
| 198 | * |
| 199 | * <li><b>enabled</b> -- An overlay currently in active use and thus part |
| 200 | * of resource lookups. This requires the overlay to be approved. Only |
| 201 | * external clients can change this state.</li> |
| 202 | * |
| 203 | * <li><b>disabled</b> -- The opposite of enabled.</li> |
| 204 | * |
| 205 | * <li><b>idmap</b> -- A mapping of resource IDs between target and overlay |
| 206 | * used during resource lookup. Also the name of the binary that creates |
| 207 | * the mapping.</li> |
| 208 | * </ul> |
| 209 | */ |
| 210 | public final class OverlayManagerService extends SystemService { |
Mårten Kongstad | eabc9e9 | 2015-12-15 16:40:23 +0100 | [diff] [blame] | 211 | static final String TAG = "OverlayManager"; |
| 212 | |
| 213 | static final boolean DEBUG = false; |
| 214 | |
Adam Lesinski | a5ca624 | 2017-03-01 15:45:12 -0800 | [diff] [blame] | 215 | /** |
| 216 | * The system property that specifies the default overlays to apply. |
| 217 | * This is a semicolon separated list of package names. |
| 218 | * |
| 219 | * Ex: com.android.vendor.overlay_one;com.android.vendor.overlay_two |
| 220 | */ |
| 221 | private static final String DEFAULT_OVERLAYS_PROP = "ro.boot.vendor.overlay.theme"; |
| 222 | |
Mårten Kongstad | eabc9e9 | 2015-12-15 16:40:23 +0100 | [diff] [blame] | 223 | private final Object mLock = new Object(); |
| 224 | |
| 225 | private final AtomicFile mSettingsFile; |
| 226 | |
| 227 | private final PackageManagerHelper mPackageManager; |
| 228 | |
| 229 | private final UserManagerService mUserManager; |
| 230 | |
| 231 | private final OverlayManagerSettings mSettings; |
| 232 | |
| 233 | private final OverlayManagerServiceImpl mImpl; |
| 234 | |
Winson | d9d1736 | 2019-10-02 12:41:29 -0700 | [diff] [blame^] | 235 | private final OverlayActorEnforcer mActorEnforcer; |
| 236 | |
Mårten Kongstad | eabc9e9 | 2015-12-15 16:40:23 +0100 | [diff] [blame] | 237 | private final AtomicBoolean mPersistSettingsScheduled = new AtomicBoolean(false); |
| 238 | |
Mårten Kongstad | 77b53b2 | 2019-10-01 08:29:21 +0200 | [diff] [blame] | 239 | public OverlayManagerService(@NonNull final Context context) { |
Mårten Kongstad | eabc9e9 | 2015-12-15 16:40:23 +0100 | [diff] [blame] | 240 | super(context); |
Mårten Kongstad | acfcdc7 | 2018-12-03 14:59:51 +0100 | [diff] [blame] | 241 | try { |
| 242 | traceBegin(TRACE_TAG_RRO, "OMS#OverlayManagerService"); |
| 243 | mSettingsFile = new AtomicFile( |
| 244 | new File(Environment.getDataSystemDirectory(), "overlays.xml"), "overlays"); |
Winson | d9d1736 | 2019-10-02 12:41:29 -0700 | [diff] [blame^] | 245 | mPackageManager = new PackageManagerHelper(context); |
Mårten Kongstad | acfcdc7 | 2018-12-03 14:59:51 +0100 | [diff] [blame] | 246 | mUserManager = UserManagerService.getInstance(); |
Mårten Kongstad | 77b53b2 | 2019-10-01 08:29:21 +0200 | [diff] [blame] | 247 | IdmapManager im = new IdmapManager(mPackageManager); |
Mårten Kongstad | acfcdc7 | 2018-12-03 14:59:51 +0100 | [diff] [blame] | 248 | mSettings = new OverlayManagerSettings(); |
| 249 | mImpl = new OverlayManagerServiceImpl(mPackageManager, im, mSettings, |
| 250 | getDefaultOverlayPackages(), new OverlayChangeListener()); |
Winson | d9d1736 | 2019-10-02 12:41:29 -0700 | [diff] [blame^] | 251 | mActorEnforcer = new OverlayActorEnforcer(mPackageManager); |
Mårten Kongstad | eabc9e9 | 2015-12-15 16:40:23 +0100 | [diff] [blame] | 252 | |
Mårten Kongstad | acfcdc7 | 2018-12-03 14:59:51 +0100 | [diff] [blame] | 253 | final IntentFilter packageFilter = new IntentFilter(); |
| 254 | packageFilter.addAction(ACTION_PACKAGE_ADDED); |
| 255 | packageFilter.addAction(ACTION_PACKAGE_CHANGED); |
| 256 | packageFilter.addAction(ACTION_PACKAGE_REMOVED); |
| 257 | packageFilter.addDataScheme("package"); |
| 258 | getContext().registerReceiverAsUser(new PackageReceiver(), UserHandle.ALL, |
| 259 | packageFilter, null, null); |
Mårten Kongstad | eabc9e9 | 2015-12-15 16:40:23 +0100 | [diff] [blame] | 260 | |
Mårten Kongstad | acfcdc7 | 2018-12-03 14:59:51 +0100 | [diff] [blame] | 261 | final IntentFilter userFilter = new IntentFilter(); |
| 262 | userFilter.addAction(ACTION_USER_ADDED); |
| 263 | userFilter.addAction(ACTION_USER_REMOVED); |
| 264 | getContext().registerReceiverAsUser(new UserReceiver(), UserHandle.ALL, |
| 265 | userFilter, null, null); |
Adam Lesinski | ada8deb | 2017-05-12 13:50:42 -0700 | [diff] [blame] | 266 | |
Mårten Kongstad | acfcdc7 | 2018-12-03 14:59:51 +0100 | [diff] [blame] | 267 | restoreSettings(); |
Mårten Kongstad | eabc9e9 | 2015-12-15 16:40:23 +0100 | [diff] [blame] | 268 | |
Mårten Kongstad | acfcdc7 | 2018-12-03 14:59:51 +0100 | [diff] [blame] | 269 | initIfNeeded(); |
| 270 | onSwitchUser(UserHandle.USER_SYSTEM); |
Mårten Kongstad | cd78e0f | 2018-05-23 10:41:35 +0200 | [diff] [blame] | 271 | |
Mårten Kongstad | acfcdc7 | 2018-12-03 14:59:51 +0100 | [diff] [blame] | 272 | publishBinderService(Context.OVERLAY_SERVICE, mService); |
| 273 | publishLocalService(OverlayManagerService.class, this); |
| 274 | } finally { |
| 275 | traceEnd(TRACE_TAG_RRO); |
| 276 | } |
Mårten Kongstad | eabc9e9 | 2015-12-15 16:40:23 +0100 | [diff] [blame] | 277 | } |
| 278 | |
| 279 | @Override |
| 280 | public void onStart() { |
| 281 | // Intentionally left empty. |
| 282 | } |
| 283 | |
Adam Lesinski | ada8deb | 2017-05-12 13:50:42 -0700 | [diff] [blame] | 284 | private void initIfNeeded() { |
| 285 | final UserManager um = getContext().getSystemService(UserManager.class); |
| 286 | final List<UserInfo> users = um.getUsers(true /*excludeDying*/); |
| 287 | synchronized (mLock) { |
| 288 | final int userCount = users.size(); |
| 289 | for (int i = 0; i < userCount; i++) { |
| 290 | final UserInfo userInfo = users.get(i); |
| 291 | if (!userInfo.supportsSwitchTo() && userInfo.id != UserHandle.USER_SYSTEM) { |
| 292 | // Initialize any users that can't be switched to, as there state would |
| 293 | // never be setup in onSwitchUser(). We will switch to the system user right |
| 294 | // after this, and its state will be setup there. |
| 295 | final List<String> targets = mImpl.updateOverlaysForUser(users.get(i).id); |
| 296 | updateOverlayPaths(users.get(i).id, targets); |
| 297 | } |
| 298 | } |
| 299 | } |
| 300 | } |
| 301 | |
Fyodor Kupolov | 94ab1a6 | 2017-03-06 14:28:20 -0800 | [diff] [blame] | 302 | @Override |
Mårten Kongstad | eabc9e9 | 2015-12-15 16:40:23 +0100 | [diff] [blame] | 303 | public void onSwitchUser(final int newUserId) { |
Mårten Kongstad | acfcdc7 | 2018-12-03 14:59:51 +0100 | [diff] [blame] | 304 | try { |
| 305 | traceBegin(TRACE_TAG_RRO, "OMS#onSwitchUser " + newUserId); |
| 306 | // ensure overlays in the settings are up-to-date, and propagate |
| 307 | // any asset changes to the rest of the system |
| 308 | synchronized (mLock) { |
| 309 | final List<String> targets = mImpl.updateOverlaysForUser(newUserId); |
| 310 | updateAssets(newUserId, targets); |
| 311 | } |
| 312 | schedulePersistSettings(); |
| 313 | } finally { |
| 314 | traceEnd(TRACE_TAG_RRO); |
Mårten Kongstad | eabc9e9 | 2015-12-15 16:40:23 +0100 | [diff] [blame] | 315 | } |
Mårten Kongstad | eabc9e9 | 2015-12-15 16:40:23 +0100 | [diff] [blame] | 316 | } |
| 317 | |
Adam Lesinski | 7b03181 | 2018-02-22 13:32:53 -0800 | [diff] [blame] | 318 | private static String[] getDefaultOverlayPackages() { |
Adam Lesinski | a5ca624 | 2017-03-01 15:45:12 -0800 | [diff] [blame] | 319 | final String str = SystemProperties.get(DEFAULT_OVERLAYS_PROP); |
| 320 | if (TextUtils.isEmpty(str)) { |
Adam Lesinski | 7b03181 | 2018-02-22 13:32:53 -0800 | [diff] [blame] | 321 | return EmptyArray.STRING; |
Adam Lesinski | a5ca624 | 2017-03-01 15:45:12 -0800 | [diff] [blame] | 322 | } |
| 323 | |
| 324 | final ArraySet<String> defaultPackages = new ArraySet<>(); |
| 325 | for (String packageName : str.split(";")) { |
| 326 | if (!TextUtils.isEmpty(packageName)) { |
| 327 | defaultPackages.add(packageName); |
| 328 | } |
| 329 | } |
Adam Lesinski | 7b03181 | 2018-02-22 13:32:53 -0800 | [diff] [blame] | 330 | return defaultPackages.toArray(new String[defaultPackages.size()]); |
Adam Lesinski | a5ca624 | 2017-03-01 15:45:12 -0800 | [diff] [blame] | 331 | } |
| 332 | |
Mårten Kongstad | eabc9e9 | 2015-12-15 16:40:23 +0100 | [diff] [blame] | 333 | private final class PackageReceiver extends BroadcastReceiver { |
| 334 | @Override |
| 335 | public void onReceive(@NonNull final Context context, @NonNull final Intent intent) { |
Youngha Park | 14d8d68 | 2018-08-02 15:43:38 +0900 | [diff] [blame] | 336 | final String action = intent.getAction(); |
| 337 | if (action == null) { |
| 338 | Slog.e(TAG, "Cannot handle package broadcast with null action"); |
| 339 | return; |
| 340 | } |
Mårten Kongstad | eabc9e9 | 2015-12-15 16:40:23 +0100 | [diff] [blame] | 341 | final Uri data = intent.getData(); |
| 342 | if (data == null) { |
| 343 | Slog.e(TAG, "Cannot handle package broadcast with null data"); |
| 344 | return; |
| 345 | } |
| 346 | final String packageName = data.getSchemeSpecificPart(); |
| 347 | |
| 348 | final boolean replacing = intent.getBooleanExtra(Intent.EXTRA_REPLACING, false); |
| 349 | |
| 350 | final int[] userIds; |
| 351 | final int extraUid = intent.getIntExtra(Intent.EXTRA_UID, UserHandle.USER_NULL); |
| 352 | if (extraUid == UserHandle.USER_NULL) { |
| 353 | userIds = mUserManager.getUserIds(); |
| 354 | } else { |
| 355 | userIds = new int[] { UserHandle.getUserId(extraUid) }; |
| 356 | } |
| 357 | |
Youngha Park | 14d8d68 | 2018-08-02 15:43:38 +0900 | [diff] [blame] | 358 | switch (action) { |
Mårten Kongstad | eabc9e9 | 2015-12-15 16:40:23 +0100 | [diff] [blame] | 359 | case ACTION_PACKAGE_ADDED: |
| 360 | if (replacing) { |
Mårten Kongstad | 15a0ac0 | 2019-03-26 10:30:08 +0100 | [diff] [blame] | 361 | onPackageReplaced(packageName, userIds); |
Mårten Kongstad | eabc9e9 | 2015-12-15 16:40:23 +0100 | [diff] [blame] | 362 | } else { |
| 363 | onPackageAdded(packageName, userIds); |
| 364 | } |
| 365 | break; |
| 366 | case ACTION_PACKAGE_CHANGED: |
Mårten Kongstad | 6d18d77 | 2019-10-04 10:50:10 +0200 | [diff] [blame] | 367 | // ignore the intent if it was sent by the package manager as a result of the |
| 368 | // overlay manager having sent ACTION_OVERLAY_CHANGED |
| 369 | if (!ACTION_OVERLAY_CHANGED.equals(intent.getStringExtra(EXTRA_REASON))) { |
| 370 | onPackageChanged(packageName, userIds); |
| 371 | } |
Mårten Kongstad | eabc9e9 | 2015-12-15 16:40:23 +0100 | [diff] [blame] | 372 | break; |
| 373 | case ACTION_PACKAGE_REMOVED: |
| 374 | if (replacing) { |
Mårten Kongstad | 15a0ac0 | 2019-03-26 10:30:08 +0100 | [diff] [blame] | 375 | onPackageReplacing(packageName, userIds); |
Mårten Kongstad | eabc9e9 | 2015-12-15 16:40:23 +0100 | [diff] [blame] | 376 | } else { |
| 377 | onPackageRemoved(packageName, userIds); |
| 378 | } |
| 379 | break; |
| 380 | default: |
| 381 | // do nothing |
| 382 | break; |
| 383 | } |
| 384 | } |
| 385 | |
| 386 | private void onPackageAdded(@NonNull final String packageName, |
| 387 | @NonNull final int[] userIds) { |
Mårten Kongstad | acfcdc7 | 2018-12-03 14:59:51 +0100 | [diff] [blame] | 388 | try { |
| 389 | traceBegin(TRACE_TAG_RRO, "OMS#onPackageAdded " + packageName); |
| 390 | for (final int userId : userIds) { |
| 391 | synchronized (mLock) { |
| 392 | final PackageInfo pi = mPackageManager.getPackageInfo(packageName, userId, |
| 393 | false); |
Mårten Kongstad | ad32ba9 | 2019-03-26 16:05:23 +0100 | [diff] [blame] | 394 | if (pi != null && !pi.applicationInfo.isInstantApp()) { |
Mårten Kongstad | acfcdc7 | 2018-12-03 14:59:51 +0100 | [diff] [blame] | 395 | mPackageManager.cachePackageInfo(packageName, userId, pi); |
| 396 | if (pi.isOverlayPackage()) { |
| 397 | mImpl.onOverlayPackageAdded(packageName, userId); |
| 398 | } else { |
| 399 | mImpl.onTargetPackageAdded(packageName, userId); |
| 400 | } |
Mårten Kongstad | eabc9e9 | 2015-12-15 16:40:23 +0100 | [diff] [blame] | 401 | } |
| 402 | } |
| 403 | } |
Mårten Kongstad | acfcdc7 | 2018-12-03 14:59:51 +0100 | [diff] [blame] | 404 | } finally { |
| 405 | traceEnd(TRACE_TAG_RRO); |
Mårten Kongstad | eabc9e9 | 2015-12-15 16:40:23 +0100 | [diff] [blame] | 406 | } |
| 407 | } |
| 408 | |
| 409 | private void onPackageChanged(@NonNull final String packageName, |
| 410 | @NonNull final int[] userIds) { |
Mårten Kongstad | acfcdc7 | 2018-12-03 14:59:51 +0100 | [diff] [blame] | 411 | try { |
| 412 | traceBegin(TRACE_TAG_RRO, "OMS#onPackageChanged " + packageName); |
| 413 | for (int userId : userIds) { |
| 414 | synchronized (mLock) { |
| 415 | final PackageInfo pi = mPackageManager.getPackageInfo(packageName, userId, |
| 416 | false); |
Mårten Kongstad | ad32ba9 | 2019-03-26 16:05:23 +0100 | [diff] [blame] | 417 | if (pi != null && pi.applicationInfo.isInstantApp()) { |
Mårten Kongstad | acfcdc7 | 2018-12-03 14:59:51 +0100 | [diff] [blame] | 418 | mPackageManager.cachePackageInfo(packageName, userId, pi); |
| 419 | if (pi.isOverlayPackage()) { |
| 420 | mImpl.onOverlayPackageChanged(packageName, userId); |
| 421 | } else { |
| 422 | mImpl.onTargetPackageChanged(packageName, userId); |
| 423 | } |
Mårten Kongstad | eabc9e9 | 2015-12-15 16:40:23 +0100 | [diff] [blame] | 424 | } |
| 425 | } |
| 426 | } |
Mårten Kongstad | acfcdc7 | 2018-12-03 14:59:51 +0100 | [diff] [blame] | 427 | } finally { |
| 428 | traceEnd(TRACE_TAG_RRO); |
Mårten Kongstad | eabc9e9 | 2015-12-15 16:40:23 +0100 | [diff] [blame] | 429 | } |
| 430 | } |
| 431 | |
Mårten Kongstad | 15a0ac0 | 2019-03-26 10:30:08 +0100 | [diff] [blame] | 432 | private void onPackageReplacing(@NonNull final String packageName, |
Mårten Kongstad | eabc9e9 | 2015-12-15 16:40:23 +0100 | [diff] [blame] | 433 | @NonNull final int[] userIds) { |
Mårten Kongstad | acfcdc7 | 2018-12-03 14:59:51 +0100 | [diff] [blame] | 434 | try { |
Mårten Kongstad | 15a0ac0 | 2019-03-26 10:30:08 +0100 | [diff] [blame] | 435 | traceBegin(TRACE_TAG_RRO, "OMS#onPackageReplacing " + packageName); |
Mårten Kongstad | acfcdc7 | 2018-12-03 14:59:51 +0100 | [diff] [blame] | 436 | for (int userId : userIds) { |
| 437 | synchronized (mLock) { |
| 438 | mPackageManager.forgetPackageInfo(packageName, userId); |
| 439 | final OverlayInfo oi = mImpl.getOverlayInfo(packageName, userId); |
| 440 | if (oi != null) { |
Mårten Kongstad | 15a0ac0 | 2019-03-26 10:30:08 +0100 | [diff] [blame] | 441 | mImpl.onOverlayPackageReplacing(packageName, userId); |
Mårten Kongstad | acfcdc7 | 2018-12-03 14:59:51 +0100 | [diff] [blame] | 442 | } |
Mårten Kongstad | eabc9e9 | 2015-12-15 16:40:23 +0100 | [diff] [blame] | 443 | } |
| 444 | } |
Mårten Kongstad | acfcdc7 | 2018-12-03 14:59:51 +0100 | [diff] [blame] | 445 | } finally { |
| 446 | traceEnd(TRACE_TAG_RRO); |
Mårten Kongstad | eabc9e9 | 2015-12-15 16:40:23 +0100 | [diff] [blame] | 447 | } |
| 448 | } |
| 449 | |
Mårten Kongstad | 15a0ac0 | 2019-03-26 10:30:08 +0100 | [diff] [blame] | 450 | private void onPackageReplaced(@NonNull final String packageName, |
Mårten Kongstad | eabc9e9 | 2015-12-15 16:40:23 +0100 | [diff] [blame] | 451 | @NonNull final int[] userIds) { |
Mårten Kongstad | acfcdc7 | 2018-12-03 14:59:51 +0100 | [diff] [blame] | 452 | try { |
Mårten Kongstad | 15a0ac0 | 2019-03-26 10:30:08 +0100 | [diff] [blame] | 453 | traceBegin(TRACE_TAG_RRO, "OMS#onPackageReplaced " + packageName); |
Mårten Kongstad | acfcdc7 | 2018-12-03 14:59:51 +0100 | [diff] [blame] | 454 | for (int userId : userIds) { |
| 455 | synchronized (mLock) { |
| 456 | final PackageInfo pi = mPackageManager.getPackageInfo(packageName, userId, |
| 457 | false); |
Mårten Kongstad | ad32ba9 | 2019-03-26 16:05:23 +0100 | [diff] [blame] | 458 | if (pi != null && !pi.applicationInfo.isInstantApp()) { |
Mårten Kongstad | acfcdc7 | 2018-12-03 14:59:51 +0100 | [diff] [blame] | 459 | mPackageManager.cachePackageInfo(packageName, userId, pi); |
| 460 | if (pi.isOverlayPackage()) { |
Mårten Kongstad | 15a0ac0 | 2019-03-26 10:30:08 +0100 | [diff] [blame] | 461 | mImpl.onOverlayPackageReplaced(packageName, userId); |
Mårten Kongstad | acfcdc7 | 2018-12-03 14:59:51 +0100 | [diff] [blame] | 462 | } else { |
Mårten Kongstad | 15a0ac0 | 2019-03-26 10:30:08 +0100 | [diff] [blame] | 463 | mImpl.onTargetPackageReplaced(packageName, userId); |
Mårten Kongstad | acfcdc7 | 2018-12-03 14:59:51 +0100 | [diff] [blame] | 464 | } |
Mårten Kongstad | eabc9e9 | 2015-12-15 16:40:23 +0100 | [diff] [blame] | 465 | } |
| 466 | } |
| 467 | } |
Mårten Kongstad | acfcdc7 | 2018-12-03 14:59:51 +0100 | [diff] [blame] | 468 | } finally { |
| 469 | traceEnd(TRACE_TAG_RRO); |
Mårten Kongstad | eabc9e9 | 2015-12-15 16:40:23 +0100 | [diff] [blame] | 470 | } |
| 471 | } |
| 472 | |
| 473 | private void onPackageRemoved(@NonNull final String packageName, |
| 474 | @NonNull final int[] userIds) { |
Mårten Kongstad | acfcdc7 | 2018-12-03 14:59:51 +0100 | [diff] [blame] | 475 | try { |
| 476 | traceBegin(TRACE_TAG_RRO, "OMS#onPackageRemoved " + packageName); |
| 477 | for (int userId : userIds) { |
| 478 | synchronized (mLock) { |
| 479 | mPackageManager.forgetPackageInfo(packageName, userId); |
| 480 | final OverlayInfo oi = mImpl.getOverlayInfo(packageName, userId); |
| 481 | if (oi != null) { |
| 482 | mImpl.onOverlayPackageRemoved(packageName, userId); |
| 483 | } else { |
| 484 | mImpl.onTargetPackageRemoved(packageName, userId); |
| 485 | } |
Mårten Kongstad | eabc9e9 | 2015-12-15 16:40:23 +0100 | [diff] [blame] | 486 | } |
| 487 | } |
Mårten Kongstad | acfcdc7 | 2018-12-03 14:59:51 +0100 | [diff] [blame] | 488 | } finally { |
| 489 | traceEnd(TRACE_TAG_RRO); |
Mårten Kongstad | eabc9e9 | 2015-12-15 16:40:23 +0100 | [diff] [blame] | 490 | } |
| 491 | } |
| 492 | } |
| 493 | |
| 494 | private final class UserReceiver extends BroadcastReceiver { |
| 495 | @Override |
| 496 | public void onReceive(@NonNull final Context context, @NonNull final Intent intent) { |
Adam Lesinski | ada8deb | 2017-05-12 13:50:42 -0700 | [diff] [blame] | 497 | final int userId = intent.getIntExtra(Intent.EXTRA_USER_HANDLE, UserHandle.USER_NULL); |
Mårten Kongstad | eabc9e9 | 2015-12-15 16:40:23 +0100 | [diff] [blame] | 498 | switch (intent.getAction()) { |
Adam Lesinski | ada8deb | 2017-05-12 13:50:42 -0700 | [diff] [blame] | 499 | case ACTION_USER_ADDED: |
| 500 | if (userId != UserHandle.USER_NULL) { |
Mårten Kongstad | acfcdc7 | 2018-12-03 14:59:51 +0100 | [diff] [blame] | 501 | try { |
| 502 | traceBegin(TRACE_TAG_RRO, "OMS ACTION_USER_ADDED"); |
| 503 | final ArrayList<String> targets; |
| 504 | synchronized (mLock) { |
| 505 | targets = mImpl.updateOverlaysForUser(userId); |
| 506 | } |
| 507 | updateOverlayPaths(userId, targets); |
| 508 | } finally { |
| 509 | traceEnd(TRACE_TAG_RRO); |
Adam Lesinski | ada8deb | 2017-05-12 13:50:42 -0700 | [diff] [blame] | 510 | } |
Adam Lesinski | ada8deb | 2017-05-12 13:50:42 -0700 | [diff] [blame] | 511 | } |
| 512 | break; |
| 513 | |
Mårten Kongstad | eabc9e9 | 2015-12-15 16:40:23 +0100 | [diff] [blame] | 514 | case ACTION_USER_REMOVED: |
Mårten Kongstad | eabc9e9 | 2015-12-15 16:40:23 +0100 | [diff] [blame] | 515 | if (userId != UserHandle.USER_NULL) { |
Mårten Kongstad | acfcdc7 | 2018-12-03 14:59:51 +0100 | [diff] [blame] | 516 | try { |
| 517 | traceBegin(TRACE_TAG_RRO, "OMS ACTION_USER_REMOVED"); |
| 518 | synchronized (mLock) { |
| 519 | mImpl.onUserRemoved(userId); |
| 520 | mPackageManager.forgetAllPackageInfos(userId); |
| 521 | } |
| 522 | } finally { |
| 523 | traceEnd(TRACE_TAG_RRO); |
Mårten Kongstad | eabc9e9 | 2015-12-15 16:40:23 +0100 | [diff] [blame] | 524 | } |
| 525 | } |
| 526 | break; |
| 527 | default: |
| 528 | // do nothing |
| 529 | break; |
| 530 | } |
| 531 | } |
| 532 | } |
| 533 | |
| 534 | private final IBinder mService = new IOverlayManager.Stub() { |
| 535 | @Override |
Adam Lesinski | c745f42 | 2017-04-05 16:31:30 -0700 | [diff] [blame] | 536 | public Map<String, List<OverlayInfo>> getAllOverlays(int userId) throws RemoteException { |
Mårten Kongstad | acfcdc7 | 2018-12-03 14:59:51 +0100 | [diff] [blame] | 537 | try { |
| 538 | traceBegin(TRACE_TAG_RRO, "OMS#getAllOverlays " + userId); |
| 539 | userId = handleIncomingUser(userId, "getAllOverlays"); |
Mårten Kongstad | eabc9e9 | 2015-12-15 16:40:23 +0100 | [diff] [blame] | 540 | |
Mårten Kongstad | acfcdc7 | 2018-12-03 14:59:51 +0100 | [diff] [blame] | 541 | synchronized (mLock) { |
| 542 | return mImpl.getOverlaysForUser(userId); |
| 543 | } |
| 544 | } finally { |
| 545 | traceEnd(TRACE_TAG_RRO); |
Mårten Kongstad | eabc9e9 | 2015-12-15 16:40:23 +0100 | [diff] [blame] | 546 | } |
| 547 | } |
| 548 | |
| 549 | @Override |
| 550 | public List<OverlayInfo> getOverlayInfosForTarget(@Nullable final String targetPackageName, |
| 551 | int userId) throws RemoteException { |
Mårten Kongstad | acfcdc7 | 2018-12-03 14:59:51 +0100 | [diff] [blame] | 552 | try { |
| 553 | traceBegin(TRACE_TAG_RRO, "OMS#getOverlayInfosForTarget " + targetPackageName); |
| 554 | userId = handleIncomingUser(userId, "getOverlayInfosForTarget"); |
| 555 | if (targetPackageName == null) { |
| 556 | return Collections.emptyList(); |
| 557 | } |
Mårten Kongstad | eabc9e9 | 2015-12-15 16:40:23 +0100 | [diff] [blame] | 558 | |
Mårten Kongstad | acfcdc7 | 2018-12-03 14:59:51 +0100 | [diff] [blame] | 559 | synchronized (mLock) { |
| 560 | return mImpl.getOverlayInfosForTarget(targetPackageName, userId); |
| 561 | } |
| 562 | } finally { |
| 563 | traceEnd(TRACE_TAG_RRO); |
Mårten Kongstad | eabc9e9 | 2015-12-15 16:40:23 +0100 | [diff] [blame] | 564 | } |
| 565 | } |
| 566 | |
| 567 | @Override |
| 568 | public OverlayInfo getOverlayInfo(@Nullable final String packageName, |
| 569 | int userId) throws RemoteException { |
Mårten Kongstad | acfcdc7 | 2018-12-03 14:59:51 +0100 | [diff] [blame] | 570 | try { |
| 571 | traceBegin(TRACE_TAG_RRO, "OMS#getOverlayInfo " + packageName); |
| 572 | userId = handleIncomingUser(userId, "getOverlayInfo"); |
| 573 | if (packageName == null) { |
| 574 | return null; |
| 575 | } |
Mårten Kongstad | eabc9e9 | 2015-12-15 16:40:23 +0100 | [diff] [blame] | 576 | |
Mårten Kongstad | acfcdc7 | 2018-12-03 14:59:51 +0100 | [diff] [blame] | 577 | synchronized (mLock) { |
| 578 | return mImpl.getOverlayInfo(packageName, userId); |
| 579 | } |
| 580 | } finally { |
| 581 | traceEnd(TRACE_TAG_RRO); |
Mårten Kongstad | eabc9e9 | 2015-12-15 16:40:23 +0100 | [diff] [blame] | 582 | } |
| 583 | } |
| 584 | |
| 585 | @Override |
| 586 | public boolean setEnabled(@Nullable final String packageName, final boolean enable, |
| 587 | int userId) throws RemoteException { |
Mårten Kongstad | eabc9e9 | 2015-12-15 16:40:23 +0100 | [diff] [blame] | 588 | try { |
Mårten Kongstad | acfcdc7 | 2018-12-03 14:59:51 +0100 | [diff] [blame] | 589 | traceBegin(TRACE_TAG_RRO, "OMS#setEnabled " + packageName + " " + enable); |
Winson | d9d1736 | 2019-10-02 12:41:29 -0700 | [diff] [blame^] | 590 | enforceActor(packageName, "setEnabled", userId); |
Mårten Kongstad | acfcdc7 | 2018-12-03 14:59:51 +0100 | [diff] [blame] | 591 | userId = handleIncomingUser(userId, "setEnabled"); |
| 592 | if (packageName == null) { |
| 593 | return false; |
| 594 | } |
| 595 | |
| 596 | final long ident = Binder.clearCallingIdentity(); |
| 597 | try { |
| 598 | synchronized (mLock) { |
| 599 | return mImpl.setEnabled(packageName, enable, userId); |
| 600 | } |
| 601 | } finally { |
| 602 | Binder.restoreCallingIdentity(ident); |
Mårten Kongstad | eabc9e9 | 2015-12-15 16:40:23 +0100 | [diff] [blame] | 603 | } |
| 604 | } finally { |
Mårten Kongstad | acfcdc7 | 2018-12-03 14:59:51 +0100 | [diff] [blame] | 605 | traceEnd(TRACE_TAG_RRO); |
Mårten Kongstad | eabc9e9 | 2015-12-15 16:40:23 +0100 | [diff] [blame] | 606 | } |
| 607 | } |
| 608 | |
| 609 | @Override |
Jason Monk | 929ed8d | 2017-03-07 16:01:20 -0500 | [diff] [blame] | 610 | public boolean setEnabledExclusive(@Nullable final String packageName, final boolean enable, |
| 611 | int userId) throws RemoteException { |
Jason Monk | 929ed8d | 2017-03-07 16:01:20 -0500 | [diff] [blame] | 612 | try { |
Mårten Kongstad | acfcdc7 | 2018-12-03 14:59:51 +0100 | [diff] [blame] | 613 | traceBegin(TRACE_TAG_RRO, "OMS#setEnabledExclusive " + packageName + " " + enable); |
Winson | d9d1736 | 2019-10-02 12:41:29 -0700 | [diff] [blame^] | 614 | enforceActor(packageName, "setEnabledExclusive", userId); |
Mårten Kongstad | acfcdc7 | 2018-12-03 14:59:51 +0100 | [diff] [blame] | 615 | userId = handleIncomingUser(userId, "setEnabledExclusive"); |
| 616 | if (packageName == null || !enable) { |
| 617 | return false; |
| 618 | } |
| 619 | |
| 620 | final long ident = Binder.clearCallingIdentity(); |
| 621 | try { |
| 622 | synchronized (mLock) { |
| 623 | return mImpl.setEnabledExclusive(packageName, false /* withinCategory */, |
| 624 | userId); |
| 625 | } |
| 626 | } finally { |
| 627 | Binder.restoreCallingIdentity(ident); |
Adrian Roos | c84df77 | 2018-01-19 21:20:22 +0100 | [diff] [blame] | 628 | } |
| 629 | } finally { |
Mårten Kongstad | acfcdc7 | 2018-12-03 14:59:51 +0100 | [diff] [blame] | 630 | traceEnd(TRACE_TAG_RRO); |
Adrian Roos | c84df77 | 2018-01-19 21:20:22 +0100 | [diff] [blame] | 631 | } |
| 632 | } |
| 633 | |
| 634 | @Override |
| 635 | public boolean setEnabledExclusiveInCategory(@Nullable String packageName, int userId) |
| 636 | throws RemoteException { |
Adrian Roos | c84df77 | 2018-01-19 21:20:22 +0100 | [diff] [blame] | 637 | try { |
Mårten Kongstad | acfcdc7 | 2018-12-03 14:59:51 +0100 | [diff] [blame] | 638 | traceBegin(TRACE_TAG_RRO, "OMS#setEnabledExclusiveInCategory " + packageName); |
Winson | d9d1736 | 2019-10-02 12:41:29 -0700 | [diff] [blame^] | 639 | enforceActor(packageName, "setEnabledExclusiveInCategory", userId); |
Mårten Kongstad | acfcdc7 | 2018-12-03 14:59:51 +0100 | [diff] [blame] | 640 | userId = handleIncomingUser(userId, "setEnabledExclusiveInCategory"); |
| 641 | if (packageName == null) { |
| 642 | return false; |
| 643 | } |
| 644 | |
| 645 | final long ident = Binder.clearCallingIdentity(); |
| 646 | try { |
| 647 | synchronized (mLock) { |
| 648 | return mImpl.setEnabledExclusive(packageName, true /* withinCategory */, |
| 649 | userId); |
| 650 | } |
| 651 | } finally { |
| 652 | Binder.restoreCallingIdentity(ident); |
Jason Monk | 929ed8d | 2017-03-07 16:01:20 -0500 | [diff] [blame] | 653 | } |
| 654 | } finally { |
Mårten Kongstad | acfcdc7 | 2018-12-03 14:59:51 +0100 | [diff] [blame] | 655 | traceEnd(TRACE_TAG_RRO); |
Jason Monk | 929ed8d | 2017-03-07 16:01:20 -0500 | [diff] [blame] | 656 | } |
| 657 | } |
| 658 | |
| 659 | @Override |
Mårten Kongstad | eabc9e9 | 2015-12-15 16:40:23 +0100 | [diff] [blame] | 660 | public boolean setPriority(@Nullable final String packageName, |
| 661 | @Nullable final String parentPackageName, int userId) throws RemoteException { |
Mårten Kongstad | eabc9e9 | 2015-12-15 16:40:23 +0100 | [diff] [blame] | 662 | try { |
Mårten Kongstad | acfcdc7 | 2018-12-03 14:59:51 +0100 | [diff] [blame] | 663 | traceBegin(TRACE_TAG_RRO, "OMS#setPriority " + packageName + " " |
| 664 | + parentPackageName); |
Winson | d9d1736 | 2019-10-02 12:41:29 -0700 | [diff] [blame^] | 665 | enforceActor(packageName, "setPriority", userId); |
Mårten Kongstad | acfcdc7 | 2018-12-03 14:59:51 +0100 | [diff] [blame] | 666 | userId = handleIncomingUser(userId, "setPriority"); |
| 667 | if (packageName == null || parentPackageName == null) { |
| 668 | return false; |
| 669 | } |
| 670 | |
| 671 | final long ident = Binder.clearCallingIdentity(); |
| 672 | try { |
| 673 | synchronized (mLock) { |
| 674 | return mImpl.setPriority(packageName, parentPackageName, userId); |
| 675 | } |
| 676 | } finally { |
| 677 | Binder.restoreCallingIdentity(ident); |
Mårten Kongstad | eabc9e9 | 2015-12-15 16:40:23 +0100 | [diff] [blame] | 678 | } |
| 679 | } finally { |
Mårten Kongstad | acfcdc7 | 2018-12-03 14:59:51 +0100 | [diff] [blame] | 680 | traceEnd(TRACE_TAG_RRO); |
Mårten Kongstad | eabc9e9 | 2015-12-15 16:40:23 +0100 | [diff] [blame] | 681 | } |
| 682 | } |
| 683 | |
| 684 | @Override |
| 685 | public boolean setHighestPriority(@Nullable final String packageName, int userId) |
| 686 | throws RemoteException { |
Mårten Kongstad | eabc9e9 | 2015-12-15 16:40:23 +0100 | [diff] [blame] | 687 | try { |
Mårten Kongstad | acfcdc7 | 2018-12-03 14:59:51 +0100 | [diff] [blame] | 688 | traceBegin(TRACE_TAG_RRO, "OMS#setHighestPriority " + packageName); |
Winson | d9d1736 | 2019-10-02 12:41:29 -0700 | [diff] [blame^] | 689 | enforceActor(packageName, "setHighestPriority", userId); |
Mårten Kongstad | acfcdc7 | 2018-12-03 14:59:51 +0100 | [diff] [blame] | 690 | userId = handleIncomingUser(userId, "setHighestPriority"); |
| 691 | if (packageName == null) { |
| 692 | return false; |
| 693 | } |
| 694 | |
| 695 | final long ident = Binder.clearCallingIdentity(); |
| 696 | try { |
| 697 | synchronized (mLock) { |
| 698 | return mImpl.setHighestPriority(packageName, userId); |
| 699 | } |
| 700 | } finally { |
| 701 | Binder.restoreCallingIdentity(ident); |
Mårten Kongstad | eabc9e9 | 2015-12-15 16:40:23 +0100 | [diff] [blame] | 702 | } |
| 703 | } finally { |
Mårten Kongstad | acfcdc7 | 2018-12-03 14:59:51 +0100 | [diff] [blame] | 704 | traceEnd(TRACE_TAG_RRO); |
Mårten Kongstad | eabc9e9 | 2015-12-15 16:40:23 +0100 | [diff] [blame] | 705 | } |
| 706 | } |
| 707 | |
| 708 | @Override |
| 709 | public boolean setLowestPriority(@Nullable final String packageName, int userId) |
| 710 | throws RemoteException { |
Mårten Kongstad | eabc9e9 | 2015-12-15 16:40:23 +0100 | [diff] [blame] | 711 | try { |
Mårten Kongstad | acfcdc7 | 2018-12-03 14:59:51 +0100 | [diff] [blame] | 712 | traceBegin(TRACE_TAG_RRO, "OMS#setLowestPriority " + packageName); |
Winson | d9d1736 | 2019-10-02 12:41:29 -0700 | [diff] [blame^] | 713 | enforceActor(packageName, "setLowestPriority", userId); |
Mårten Kongstad | acfcdc7 | 2018-12-03 14:59:51 +0100 | [diff] [blame] | 714 | userId = handleIncomingUser(userId, "setLowestPriority"); |
| 715 | if (packageName == null) { |
| 716 | return false; |
| 717 | } |
| 718 | |
| 719 | final long ident = Binder.clearCallingIdentity(); |
| 720 | try { |
| 721 | synchronized (mLock) { |
| 722 | return mImpl.setLowestPriority(packageName, userId); |
| 723 | } |
| 724 | } finally { |
| 725 | Binder.restoreCallingIdentity(ident); |
Mårten Kongstad | eabc9e9 | 2015-12-15 16:40:23 +0100 | [diff] [blame] | 726 | } |
| 727 | } finally { |
Mårten Kongstad | acfcdc7 | 2018-12-03 14:59:51 +0100 | [diff] [blame] | 728 | traceEnd(TRACE_TAG_RRO); |
Mårten Kongstad | eabc9e9 | 2015-12-15 16:40:23 +0100 | [diff] [blame] | 729 | } |
| 730 | } |
| 731 | |
| 732 | @Override |
Winson Chung | 43f311e | 2019-04-29 12:57:21 -0700 | [diff] [blame] | 733 | public String[] getDefaultOverlayPackages() throws RemoteException { |
| 734 | try { |
| 735 | traceBegin(TRACE_TAG_RRO, "OMS#getDefaultOverlayPackages"); |
| 736 | getContext().enforceCallingOrSelfPermission( |
| 737 | android.Manifest.permission.MODIFY_THEME_OVERLAY, null); |
| 738 | |
| 739 | final long ident = Binder.clearCallingIdentity(); |
| 740 | try { |
| 741 | synchronized (mLock) { |
| 742 | return mImpl.getDefaultOverlayPackages(); |
| 743 | } |
| 744 | } finally { |
| 745 | Binder.restoreCallingIdentity(ident); |
| 746 | } |
| 747 | } finally { |
| 748 | traceEnd(TRACE_TAG_RRO); |
| 749 | } |
| 750 | } |
| 751 | |
| 752 | @Override |
Ryan Mitchell | 4043ca7 | 2019-06-03 16:11:24 -0700 | [diff] [blame] | 753 | public void invalidateCachesForOverlay(@Nullable String packageName, int userId) |
| 754 | throws RemoteException { |
| 755 | if (packageName == null) { |
| 756 | return; |
| 757 | } |
| 758 | |
Winson | d9d1736 | 2019-10-02 12:41:29 -0700 | [diff] [blame^] | 759 | enforceActor(packageName, "invalidateCachesForOverlay", userId); |
Ryan Mitchell | 4043ca7 | 2019-06-03 16:11:24 -0700 | [diff] [blame] | 760 | userId = handleIncomingUser(userId, "invalidateCachesForOverlay"); |
| 761 | final long ident = Binder.clearCallingIdentity(); |
| 762 | try { |
| 763 | synchronized (mLock) { |
| 764 | mImpl.removeIdmapForOverlay(packageName, userId); |
| 765 | } |
| 766 | } finally { |
| 767 | Binder.restoreCallingIdentity(ident); |
| 768 | } |
| 769 | } |
| 770 | |
| 771 | @Override |
Mårten Kongstad | eabc9e9 | 2015-12-15 16:40:23 +0100 | [diff] [blame] | 772 | public void onShellCommand(@NonNull final FileDescriptor in, |
| 773 | @NonNull final FileDescriptor out, @NonNull final FileDescriptor err, |
| 774 | @NonNull final String[] args, @NonNull final ShellCallback callback, |
| 775 | @NonNull final ResultReceiver resultReceiver) { |
Mårten Kongstad | 4ea02d1 | 2019-06-14 14:08:18 +0200 | [diff] [blame] | 776 | (new OverlayManagerShellCommand(getContext(), this)).exec( |
Mårten Kongstad | eabc9e9 | 2015-12-15 16:40:23 +0100 | [diff] [blame] | 777 | this, in, out, err, args, callback, resultReceiver); |
| 778 | } |
| 779 | |
| 780 | @Override |
Mårten Kongstad | a465aec | 2019-04-12 12:32:41 +0200 | [diff] [blame] | 781 | protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { |
| 782 | final DumpState dumpState = new DumpState(); |
Ryan Mitchell | b7ef06a | 2019-07-17 17:16:23 -0700 | [diff] [blame] | 783 | dumpState.setUserId(UserHandle.USER_ALL); |
Mårten Kongstad | a465aec | 2019-04-12 12:32:41 +0200 | [diff] [blame] | 784 | |
| 785 | int opti = 0; |
| 786 | while (opti < args.length) { |
| 787 | final String opt = args[opti]; |
| 788 | if (opt == null || opt.length() <= 0 || opt.charAt(0) != '-') { |
| 789 | break; |
| 790 | } |
| 791 | opti++; |
| 792 | |
| 793 | if ("-h".equals(opt)) { |
| 794 | pw.println("dump [-h] [--verbose] [--user USER_ID] [[FIELD] PACKAGE]"); |
| 795 | pw.println(" Print debugging information about the overlay manager."); |
| 796 | pw.println(" With optional parameter PACKAGE, limit output to the specified"); |
| 797 | pw.println(" package. With optional parameter FIELD, limit output to"); |
| 798 | pw.println(" the value of that SettingsItem field. Field names are"); |
| 799 | pw.println(" case insensitive and out.println the m prefix can be omitted,"); |
| 800 | pw.println(" so the following are equivalent: mState, mstate, State, state."); |
| 801 | return; |
| 802 | } else if ("--user".equals(opt)) { |
Mårten Kongstad | a465aec | 2019-04-12 12:32:41 +0200 | [diff] [blame] | 803 | if (opti >= args.length) { |
| 804 | pw.println("Error: user missing argument"); |
| 805 | return; |
| 806 | } |
| 807 | try { |
| 808 | dumpState.setUserId(Integer.parseInt(args[opti])); |
Ryan Mitchell | b7ef06a | 2019-07-17 17:16:23 -0700 | [diff] [blame] | 809 | opti++; |
Mårten Kongstad | a465aec | 2019-04-12 12:32:41 +0200 | [diff] [blame] | 810 | } catch (NumberFormatException e) { |
| 811 | pw.println("Error: user argument is not a number: " + args[opti]); |
| 812 | return; |
| 813 | } |
| 814 | } else if ("--verbose".equals(opt)) { |
| 815 | dumpState.setVerbose(true); |
| 816 | } else { |
| 817 | pw.println("Unknown argument: " + opt + "; use -h for help"); |
| 818 | } |
| 819 | } |
| 820 | if (opti < args.length) { |
| 821 | final String arg = args[opti]; |
| 822 | opti++; |
| 823 | switch (arg) { |
| 824 | case "packagename": |
| 825 | case "userid": |
| 826 | case "targetpackagename": |
| 827 | case "targetoverlayablename": |
| 828 | case "basecodepath": |
| 829 | case "state": |
| 830 | case "isenabled": |
| 831 | case "isstatic": |
| 832 | case "priority": |
| 833 | case "category": |
| 834 | dumpState.setField(arg); |
| 835 | break; |
| 836 | default: |
| 837 | dumpState.setPackageName(arg); |
| 838 | break; |
| 839 | } |
| 840 | } |
| 841 | if (dumpState.getPackageName() == null && opti < args.length) { |
| 842 | dumpState.setPackageName(args[opti]); |
| 843 | opti++; |
| 844 | } |
| 845 | |
Mårten Kongstad | eabc9e9 | 2015-12-15 16:40:23 +0100 | [diff] [blame] | 846 | enforceDumpPermission("dump"); |
Mårten Kongstad | eabc9e9 | 2015-12-15 16:40:23 +0100 | [diff] [blame] | 847 | synchronized (mLock) { |
Mårten Kongstad | a465aec | 2019-04-12 12:32:41 +0200 | [diff] [blame] | 848 | mImpl.dump(pw, dumpState); |
| 849 | if (dumpState.getPackageName() == null) { |
| 850 | mPackageManager.dump(pw, dumpState); |
| 851 | } |
Mårten Kongstad | eabc9e9 | 2015-12-15 16:40:23 +0100 | [diff] [blame] | 852 | } |
| 853 | } |
| 854 | |
| 855 | /** |
| 856 | * Ensure that the caller has permission to interact with the given userId. |
| 857 | * If the calling user is not the same as the provided user, the caller needs |
| 858 | * to hold the INTERACT_ACROSS_USERS_FULL permission (or be system uid or |
| 859 | * root). |
| 860 | * |
| 861 | * @param userId the user to interact with |
| 862 | * @param message message for any SecurityException |
| 863 | */ |
| 864 | private int handleIncomingUser(final int userId, @NonNull final String message) { |
| 865 | return ActivityManager.handleIncomingUser(Binder.getCallingPid(), |
| 866 | Binder.getCallingUid(), userId, false, true, message, null); |
| 867 | } |
| 868 | |
| 869 | /** |
Mårten Kongstad | eabc9e9 | 2015-12-15 16:40:23 +0100 | [diff] [blame] | 870 | * Enforce that the caller holds the DUMP permission (or is system or root). |
| 871 | * |
| 872 | * @param message used as message if SecurityException is thrown |
| 873 | * @throws SecurityException if the permission check fails |
| 874 | */ |
| 875 | private void enforceDumpPermission(@NonNull final String message) { |
Winson Chung | ddaf351 | 2019-03-18 13:02:44 -0700 | [diff] [blame] | 876 | getContext().enforceCallingOrSelfPermission(android.Manifest.permission.DUMP, message); |
Mårten Kongstad | eabc9e9 | 2015-12-15 16:40:23 +0100 | [diff] [blame] | 877 | } |
Winson | d9d1736 | 2019-10-02 12:41:29 -0700 | [diff] [blame^] | 878 | |
| 879 | private void enforceActor(String packageName, String methodName, int userId) |
| 880 | throws SecurityException { |
| 881 | OverlayInfo overlayInfo = mImpl.getOverlayInfo(packageName, userId); |
| 882 | int callingUid = Binder.getCallingUid(); |
| 883 | mActorEnforcer.enforceActor(overlayInfo, methodName, callingUid, userId); |
| 884 | } |
Mårten Kongstad | eabc9e9 | 2015-12-15 16:40:23 +0100 | [diff] [blame] | 885 | }; |
| 886 | |
Adam Lesinski | c745f42 | 2017-04-05 16:31:30 -0700 | [diff] [blame] | 887 | private final class OverlayChangeListener |
| 888 | implements OverlayManagerServiceImpl.OverlayChangeListener { |
Mårten Kongstad | eabc9e9 | 2015-12-15 16:40:23 +0100 | [diff] [blame] | 889 | @Override |
Mårten Kongstad | 497945c | 2018-04-27 09:56:13 +0200 | [diff] [blame] | 890 | public void onOverlaysChanged(@NonNull final String targetPackageName, final int userId) { |
Mårten Kongstad | eabc9e9 | 2015-12-15 16:40:23 +0100 | [diff] [blame] | 891 | schedulePersistSettings(); |
Adam Lesinski | c745f42 | 2017-04-05 16:31:30 -0700 | [diff] [blame] | 892 | FgThread.getHandler().post(() -> { |
Mårten Kongstad | 497945c | 2018-04-27 09:56:13 +0200 | [diff] [blame] | 893 | updateAssets(userId, targetPackageName); |
| 894 | |
Mårten Kongstad | 6d18d77 | 2019-10-04 10:50:10 +0200 | [diff] [blame] | 895 | final Intent intent = new Intent(ACTION_OVERLAY_CHANGED, |
Mårten Kongstad | 497945c | 2018-04-27 09:56:13 +0200 | [diff] [blame] | 896 | Uri.fromParts("package", targetPackageName, null)); |
| 897 | intent.setFlags(Intent.FLAG_RECEIVER_REGISTERED_ONLY_BEFORE_BOOT); |
| 898 | |
| 899 | if (DEBUG) { |
| 900 | Slog.d(TAG, "send broadcast " + intent); |
Mårten Kongstad | eabc9e9 | 2015-12-15 16:40:23 +0100 | [diff] [blame] | 901 | } |
Adam Lesinski | c745f42 | 2017-04-05 16:31:30 -0700 | [diff] [blame] | 902 | |
Mårten Kongstad | 497945c | 2018-04-27 09:56:13 +0200 | [diff] [blame] | 903 | try { |
| 904 | ActivityManager.getService().broadcastIntent(null, intent, null, null, 0, |
| 905 | null, null, null, android.app.AppOpsManager.OP_NONE, null, false, false, |
| 906 | userId); |
| 907 | } catch (RemoteException e) { |
| 908 | // Intentionally left empty. |
Mårten Kongstad | eabc9e9 | 2015-12-15 16:40:23 +0100 | [diff] [blame] | 909 | } |
Adam Lesinski | c745f42 | 2017-04-05 16:31:30 -0700 | [diff] [blame] | 910 | }); |
Mårten Kongstad | eabc9e9 | 2015-12-15 16:40:23 +0100 | [diff] [blame] | 911 | } |
| 912 | } |
| 913 | |
Adam Lesinski | ada8deb | 2017-05-12 13:50:42 -0700 | [diff] [blame] | 914 | /** |
| 915 | * Updates the target packages' set of enabled overlays in PackageManager. |
| 916 | */ |
| 917 | private void updateOverlayPaths(int userId, List<String> targetPackageNames) { |
Mårten Kongstad | acfcdc7 | 2018-12-03 14:59:51 +0100 | [diff] [blame] | 918 | try { |
| 919 | traceBegin(TRACE_TAG_RRO, "OMS#updateOverlayPaths " + targetPackageNames); |
| 920 | if (DEBUG) { |
| 921 | Slog.d(TAG, "Updating overlay assets"); |
| 922 | } |
| 923 | final PackageManagerInternal pm = |
| 924 | LocalServices.getService(PackageManagerInternal.class); |
| 925 | final boolean updateFrameworkRes = targetPackageNames.contains("android"); |
| 926 | if (updateFrameworkRes) { |
| 927 | targetPackageNames = pm.getTargetPackageNames(userId); |
| 928 | } |
Mårten Kongstad | 2e0d0f3 | 2016-06-02 09:35:31 +0200 | [diff] [blame] | 929 | |
Mårten Kongstad | acfcdc7 | 2018-12-03 14:59:51 +0100 | [diff] [blame] | 930 | final Map<String, List<String>> pendingChanges = |
| 931 | new ArrayMap<>(targetPackageNames.size()); |
| 932 | synchronized (mLock) { |
| 933 | final List<String> frameworkOverlays = |
| 934 | mImpl.getEnabledOverlayPackageNames("android", userId); |
| 935 | final int n = targetPackageNames.size(); |
| 936 | for (int i = 0; i < n; i++) { |
| 937 | final String targetPackageName = targetPackageNames.get(i); |
| 938 | List<String> list = new ArrayList<>(); |
| 939 | if (!"android".equals(targetPackageName)) { |
| 940 | list.addAll(frameworkOverlays); |
| 941 | } |
| 942 | list.addAll(mImpl.getEnabledOverlayPackageNames(targetPackageName, userId)); |
| 943 | pendingChanges.put(targetPackageName, list); |
| 944 | } |
| 945 | } |
| 946 | |
Mårten Kongstad | 3898834 | 2018-12-04 10:28:01 +0100 | [diff] [blame] | 947 | final int n = targetPackageNames.size(); |
| 948 | for (int i = 0; i < n; i++) { |
Mårten Kongstad | 2e0d0f3 | 2016-06-02 09:35:31 +0200 | [diff] [blame] | 949 | final String targetPackageName = targetPackageNames.get(i); |
Mårten Kongstad | acfcdc7 | 2018-12-03 14:59:51 +0100 | [diff] [blame] | 950 | if (DEBUG) { |
| 951 | Slog.d(TAG, "-> Updating overlay: target=" + targetPackageName + " overlays=[" |
| 952 | + TextUtils.join(",", pendingChanges.get(targetPackageName)) |
| 953 | + "] userId=" + userId); |
Todd Kennedy | 560830c | 2017-06-16 13:55:13 -0700 | [diff] [blame] | 954 | } |
Mårten Kongstad | 2e0d0f3 | 2016-06-02 09:35:31 +0200 | [diff] [blame] | 955 | |
Mårten Kongstad | acfcdc7 | 2018-12-03 14:59:51 +0100 | [diff] [blame] | 956 | if (!pm.setEnabledOverlayPackages( |
| 957 | userId, targetPackageName, pendingChanges.get(targetPackageName))) { |
| 958 | Slog.e(TAG, String.format("Failed to change enabled overlays for %s user %d", |
| 959 | targetPackageName, userId)); |
| 960 | } |
Adam Lesinski | c745f42 | 2017-04-05 16:31:30 -0700 | [diff] [blame] | 961 | } |
Mårten Kongstad | acfcdc7 | 2018-12-03 14:59:51 +0100 | [diff] [blame] | 962 | } finally { |
| 963 | traceEnd(TRACE_TAG_RRO); |
Mårten Kongstad | 2e0d0f3 | 2016-06-02 09:35:31 +0200 | [diff] [blame] | 964 | } |
Adam Lesinski | ada8deb | 2017-05-12 13:50:42 -0700 | [diff] [blame] | 965 | } |
Mårten Kongstad | 2e0d0f3 | 2016-06-02 09:35:31 +0200 | [diff] [blame] | 966 | |
Adam Lesinski | ada8deb | 2017-05-12 13:50:42 -0700 | [diff] [blame] | 967 | private void updateAssets(final int userId, final String targetPackageName) { |
| 968 | updateAssets(userId, Collections.singletonList(targetPackageName)); |
| 969 | } |
| 970 | |
| 971 | private void updateAssets(final int userId, List<String> targetPackageNames) { |
| 972 | updateOverlayPaths(userId, targetPackageNames); |
Mårten Kongstad | 2e0d0f3 | 2016-06-02 09:35:31 +0200 | [diff] [blame] | 973 | final IActivityManager am = ActivityManager.getService(); |
| 974 | try { |
| 975 | am.scheduleApplicationInfoChanged(targetPackageNames, userId); |
| 976 | } catch (RemoteException e) { |
| 977 | // Intentionally left empty. |
| 978 | } |
Mårten Kongstad | eabc9e9 | 2015-12-15 16:40:23 +0100 | [diff] [blame] | 979 | } |
| 980 | |
| 981 | private void schedulePersistSettings() { |
| 982 | if (mPersistSettingsScheduled.getAndSet(true)) { |
| 983 | return; |
| 984 | } |
Adam Lesinski | c745f42 | 2017-04-05 16:31:30 -0700 | [diff] [blame] | 985 | IoThread.getHandler().post(() -> { |
| 986 | mPersistSettingsScheduled.set(false); |
| 987 | if (DEBUG) { |
| 988 | Slog.d(TAG, "Writing overlay settings"); |
| 989 | } |
| 990 | synchronized (mLock) { |
| 991 | FileOutputStream stream = null; |
| 992 | try { |
| 993 | stream = mSettingsFile.startWrite(); |
| 994 | mSettings.persist(stream); |
| 995 | mSettingsFile.finishWrite(stream); |
| 996 | } catch (IOException | XmlPullParserException e) { |
| 997 | mSettingsFile.failWrite(stream); |
| 998 | Slog.e(TAG, "failed to persist overlay state", e); |
Mårten Kongstad | eabc9e9 | 2015-12-15 16:40:23 +0100 | [diff] [blame] | 999 | } |
| 1000 | } |
| 1001 | }); |
| 1002 | } |
| 1003 | |
| 1004 | private void restoreSettings() { |
Mårten Kongstad | acfcdc7 | 2018-12-03 14:59:51 +0100 | [diff] [blame] | 1005 | try { |
| 1006 | traceBegin(TRACE_TAG_RRO, "OMS#restoreSettings"); |
| 1007 | synchronized (mLock) { |
| 1008 | if (!mSettingsFile.getBaseFile().exists()) { |
| 1009 | return; |
Adam Lesinski | d11c551 | 2017-04-11 12:01:10 -0700 | [diff] [blame] | 1010 | } |
Mårten Kongstad | acfcdc7 | 2018-12-03 14:59:51 +0100 | [diff] [blame] | 1011 | try (FileInputStream stream = mSettingsFile.openRead()) { |
| 1012 | mSettings.restore(stream); |
Adam Lesinski | d11c551 | 2017-04-11 12:01:10 -0700 | [diff] [blame] | 1013 | |
Mårten Kongstad | acfcdc7 | 2018-12-03 14:59:51 +0100 | [diff] [blame] | 1014 | // We might have data for dying users if the device was |
| 1015 | // restarted before we received USER_REMOVED. Remove data for |
| 1016 | // users that will not exist after the system is ready. |
| 1017 | |
| 1018 | final List<UserInfo> liveUsers = mUserManager.getUsers(true /*excludeDying*/); |
| 1019 | final int[] liveUserIds = new int[liveUsers.size()]; |
| 1020 | for (int i = 0; i < liveUsers.size(); i++) { |
| 1021 | liveUserIds[i] = liveUsers.get(i).getUserHandle().getIdentifier(); |
Adam Lesinski | d11c551 | 2017-04-11 12:01:10 -0700 | [diff] [blame] | 1022 | } |
Mårten Kongstad | acfcdc7 | 2018-12-03 14:59:51 +0100 | [diff] [blame] | 1023 | Arrays.sort(liveUserIds); |
| 1024 | |
| 1025 | for (int userId : mSettings.getUsers()) { |
| 1026 | if (Arrays.binarySearch(liveUserIds, userId) < 0) { |
| 1027 | mSettings.removeUser(userId); |
| 1028 | } |
| 1029 | } |
| 1030 | } catch (IOException | XmlPullParserException e) { |
| 1031 | Slog.e(TAG, "failed to restore overlay state", e); |
Mårten Kongstad | eabc9e9 | 2015-12-15 16:40:23 +0100 | [diff] [blame] | 1032 | } |
Mårten Kongstad | eabc9e9 | 2015-12-15 16:40:23 +0100 | [diff] [blame] | 1033 | } |
Mårten Kongstad | acfcdc7 | 2018-12-03 14:59:51 +0100 | [diff] [blame] | 1034 | } finally { |
| 1035 | traceEnd(TRACE_TAG_RRO); |
Mårten Kongstad | eabc9e9 | 2015-12-15 16:40:23 +0100 | [diff] [blame] | 1036 | } |
| 1037 | } |
| 1038 | |
Winson | d9d1736 | 2019-10-02 12:41:29 -0700 | [diff] [blame^] | 1039 | /** |
| 1040 | * Delegate for {@link android.content.pm.PackageManager} and {@link PackageManagerInternal} |
| 1041 | * functionality, separated for easy testing. |
| 1042 | * |
| 1043 | * @hide |
| 1044 | */ |
| 1045 | public static final class PackageManagerHelper implements |
| 1046 | OverlayManagerServiceImpl.PackageManagerHelper, OverlayActorEnforcer.VerifyCallback { |
Mårten Kongstad | eabc9e9 | 2015-12-15 16:40:23 +0100 | [diff] [blame] | 1047 | |
Winson | d9d1736 | 2019-10-02 12:41:29 -0700 | [diff] [blame^] | 1048 | private final Context mContext; |
Mårten Kongstad | eabc9e9 | 2015-12-15 16:40:23 +0100 | [diff] [blame] | 1049 | private final IPackageManager mPackageManager; |
| 1050 | private final PackageManagerInternal mPackageManagerInternal; |
| 1051 | |
| 1052 | // Use a cache for performance and for consistency within OMS: because |
| 1053 | // additional PACKAGE_* intents may be delivered while we process an |
| 1054 | // intent, querying the PackageManagerService for the actual current |
| 1055 | // state may lead to contradictions within OMS. Better then to lag |
| 1056 | // behind until all pending intents have been processed. |
| 1057 | private final SparseArray<HashMap<String, PackageInfo>> mCache = new SparseArray<>(); |
| 1058 | |
Winson | d9d1736 | 2019-10-02 12:41:29 -0700 | [diff] [blame^] | 1059 | PackageManagerHelper(Context context) { |
| 1060 | mContext = context; |
Mårten Kongstad | eabc9e9 | 2015-12-15 16:40:23 +0100 | [diff] [blame] | 1061 | mPackageManager = getPackageManager(); |
| 1062 | mPackageManagerInternal = LocalServices.getService(PackageManagerInternal.class); |
| 1063 | } |
| 1064 | |
Winson | d9d1736 | 2019-10-02 12:41:29 -0700 | [diff] [blame^] | 1065 | // TODO(b/143096091): Remove PackageInfo cache so that PackageManager is always queried |
| 1066 | // to enforce visibility/other permission checks |
Mårten Kongstad | eabc9e9 | 2015-12-15 16:40:23 +0100 | [diff] [blame] | 1067 | public PackageInfo getPackageInfo(@NonNull final String packageName, final int userId, |
| 1068 | final boolean useCache) { |
| 1069 | if (useCache) { |
| 1070 | final PackageInfo cachedPi = getCachedPackageInfo(packageName, userId); |
| 1071 | if (cachedPi != null) { |
| 1072 | return cachedPi; |
| 1073 | } |
| 1074 | } |
| 1075 | try { |
| 1076 | final PackageInfo pi = mPackageManager.getPackageInfo(packageName, 0, userId); |
| 1077 | if (useCache && pi != null) { |
| 1078 | cachePackageInfo(packageName, userId, pi); |
| 1079 | } |
| 1080 | return pi; |
| 1081 | } catch (RemoteException e) { |
| 1082 | // Intentionally left empty. |
| 1083 | } |
| 1084 | return null; |
| 1085 | } |
| 1086 | |
| 1087 | @Override |
| 1088 | public PackageInfo getPackageInfo(@NonNull final String packageName, final int userId) { |
Winson | d9d1736 | 2019-10-02 12:41:29 -0700 | [diff] [blame^] | 1089 | // TODO(b/143096091): Remove clearing calling ID |
| 1090 | long callingIdentity = Binder.clearCallingIdentity(); |
| 1091 | try { |
| 1092 | return getPackageInfo(packageName, userId, true); |
| 1093 | } finally { |
| 1094 | Binder.restoreCallingIdentity(callingIdentity); |
| 1095 | } |
| 1096 | } |
| 1097 | |
| 1098 | @NonNull |
| 1099 | @Override |
| 1100 | public Map<String, ? extends Map<String, String>> getNamedActors() { |
| 1101 | return SystemConfig.getInstance().getNamedActors(); |
Mårten Kongstad | eabc9e9 | 2015-12-15 16:40:23 +0100 | [diff] [blame] | 1102 | } |
| 1103 | |
| 1104 | @Override |
| 1105 | public boolean signaturesMatching(@NonNull final String packageName1, |
| 1106 | @NonNull final String packageName2, final int userId) { |
| 1107 | // The package manager does not support different versions of packages |
| 1108 | // to be installed for different users: ignore userId for now. |
| 1109 | try { |
Adam Lesinski | c745f42 | 2017-04-05 16:31:30 -0700 | [diff] [blame] | 1110 | return mPackageManager.checkSignatures( |
| 1111 | packageName1, packageName2) == SIGNATURE_MATCH; |
Mårten Kongstad | eabc9e9 | 2015-12-15 16:40:23 +0100 | [diff] [blame] | 1112 | } catch (RemoteException e) { |
| 1113 | // Intentionally left blank |
| 1114 | } |
| 1115 | return false; |
| 1116 | } |
| 1117 | |
| 1118 | @Override |
| 1119 | public List<PackageInfo> getOverlayPackages(final int userId) { |
| 1120 | return mPackageManagerInternal.getOverlayPackages(userId); |
| 1121 | } |
| 1122 | |
Winson | d9d1736 | 2019-10-02 12:41:29 -0700 | [diff] [blame^] | 1123 | @Nullable |
| 1124 | @Override |
| 1125 | public OverlayableInfo getOverlayableForTarget(@NonNull String packageName, |
| 1126 | @Nullable String targetOverlayableName, int userId) |
| 1127 | throws IOException { |
| 1128 | // TODO(b/143096091): Remove clearing calling ID |
| 1129 | long callingIdentity = Binder.clearCallingIdentity(); |
| 1130 | try { |
| 1131 | PackageInfo packageInfo = getPackageInfo(packageName, userId); |
| 1132 | if (packageInfo == null) { |
| 1133 | throw new IOException("Unable to get target package"); |
| 1134 | } |
| 1135 | |
| 1136 | String baseCodePath = packageInfo.applicationInfo.getBaseCodePath(); |
| 1137 | |
| 1138 | ApkAssets apkAssets = null; |
| 1139 | try { |
| 1140 | apkAssets = ApkAssets.loadFromPath(baseCodePath); |
| 1141 | return apkAssets.getOverlayableInfo(targetOverlayableName); |
| 1142 | } finally { |
| 1143 | if (apkAssets != null) { |
| 1144 | try { |
| 1145 | apkAssets.close(); |
| 1146 | } catch (Throwable ignored) { |
| 1147 | } |
| 1148 | } |
| 1149 | } |
| 1150 | } finally { |
| 1151 | Binder.restoreCallingIdentity(callingIdentity); |
| 1152 | } |
| 1153 | } |
| 1154 | |
| 1155 | @Override |
| 1156 | public boolean doesTargetDefineOverlayable(String targetPackageName, int userId) |
| 1157 | throws RemoteException, IOException { |
| 1158 | // TODO(b/143096091): Remove clearing calling ID |
| 1159 | long callingIdentity = Binder.clearCallingIdentity(); |
| 1160 | try { |
| 1161 | PackageInfo packageInfo = mPackageManager.getPackageInfo(targetPackageName, 0, |
| 1162 | userId); |
| 1163 | String baseCodePath = packageInfo.applicationInfo.getBaseCodePath(); |
| 1164 | |
| 1165 | ApkAssets apkAssets = null; |
| 1166 | try { |
| 1167 | apkAssets = ApkAssets.loadFromPath(baseCodePath); |
| 1168 | return apkAssets.definesOverlayable(); |
| 1169 | } finally { |
| 1170 | if (apkAssets != null) { |
| 1171 | try { |
| 1172 | apkAssets.close(); |
| 1173 | } catch (Throwable ignored) { |
| 1174 | } |
| 1175 | } |
| 1176 | } |
| 1177 | } finally { |
| 1178 | Binder.restoreCallingIdentity(callingIdentity); |
| 1179 | } |
| 1180 | } |
| 1181 | |
| 1182 | @Override |
| 1183 | public void enforcePermission(String permission, String message) throws SecurityException { |
| 1184 | mContext.enforceCallingOrSelfPermission(permission, message); |
| 1185 | } |
| 1186 | |
Mårten Kongstad | eabc9e9 | 2015-12-15 16:40:23 +0100 | [diff] [blame] | 1187 | public PackageInfo getCachedPackageInfo(@NonNull final String packageName, |
| 1188 | final int userId) { |
| 1189 | final HashMap<String, PackageInfo> map = mCache.get(userId); |
| 1190 | return map == null ? null : map.get(packageName); |
| 1191 | } |
| 1192 | |
| 1193 | public void cachePackageInfo(@NonNull final String packageName, final int userId, |
| 1194 | @NonNull final PackageInfo pi) { |
| 1195 | HashMap<String, PackageInfo> map = mCache.get(userId); |
| 1196 | if (map == null) { |
| 1197 | map = new HashMap<>(); |
| 1198 | mCache.put(userId, map); |
| 1199 | } |
| 1200 | map.put(packageName, pi); |
| 1201 | } |
| 1202 | |
| 1203 | public void forgetPackageInfo(@NonNull final String packageName, final int userId) { |
| 1204 | final HashMap<String, PackageInfo> map = mCache.get(userId); |
| 1205 | if (map == null) { |
| 1206 | return; |
| 1207 | } |
| 1208 | map.remove(packageName); |
| 1209 | if (map.isEmpty()) { |
| 1210 | mCache.delete(userId); |
| 1211 | } |
| 1212 | } |
| 1213 | |
| 1214 | public void forgetAllPackageInfos(final int userId) { |
| 1215 | mCache.delete(userId); |
| 1216 | } |
| 1217 | |
Winson | d9d1736 | 2019-10-02 12:41:29 -0700 | [diff] [blame^] | 1218 | @Nullable |
| 1219 | @Override |
| 1220 | public String[] getPackagesForUid(int uid) { |
| 1221 | // TODO(b/143096091): Remove clearing calling ID |
| 1222 | long callingIdentity = Binder.clearCallingIdentity(); |
| 1223 | try { |
| 1224 | try { |
| 1225 | return mPackageManager.getPackagesForUid(uid); |
| 1226 | } catch (RemoteException ignored) { |
| 1227 | return null; |
| 1228 | } |
| 1229 | } finally { |
| 1230 | Binder.restoreCallingIdentity(callingIdentity); |
| 1231 | } |
| 1232 | } |
| 1233 | |
Mårten Kongstad | eabc9e9 | 2015-12-15 16:40:23 +0100 | [diff] [blame] | 1234 | private static final String TAB1 = " "; |
| 1235 | private static final String TAB2 = TAB1 + TAB1; |
| 1236 | |
Mårten Kongstad | a465aec | 2019-04-12 12:32:41 +0200 | [diff] [blame] | 1237 | public void dump(@NonNull final PrintWriter pw, @NonNull DumpState dumpState) { |
Mårten Kongstad | eabc9e9 | 2015-12-15 16:40:23 +0100 | [diff] [blame] | 1238 | pw.println("PackageInfo cache"); |
| 1239 | |
Mårten Kongstad | a465aec | 2019-04-12 12:32:41 +0200 | [diff] [blame] | 1240 | if (!dumpState.isVerbose()) { |
Mårten Kongstad | eabc9e9 | 2015-12-15 16:40:23 +0100 | [diff] [blame] | 1241 | int count = 0; |
Mårten Kongstad | 3898834 | 2018-12-04 10:28:01 +0100 | [diff] [blame] | 1242 | final int n = mCache.size(); |
| 1243 | for (int i = 0; i < n; i++) { |
Mårten Kongstad | eabc9e9 | 2015-12-15 16:40:23 +0100 | [diff] [blame] | 1244 | final int userId = mCache.keyAt(i); |
| 1245 | count += mCache.get(userId).size(); |
| 1246 | } |
| 1247 | pw.println(TAB1 + count + " package(s)"); |
| 1248 | return; |
| 1249 | } |
| 1250 | |
| 1251 | if (mCache.size() == 0) { |
| 1252 | pw.println(TAB1 + "<empty>"); |
| 1253 | return; |
| 1254 | } |
| 1255 | |
Mårten Kongstad | 3898834 | 2018-12-04 10:28:01 +0100 | [diff] [blame] | 1256 | final int n = mCache.size(); |
| 1257 | for (int i = 0; i < n; i++) { |
Mårten Kongstad | eabc9e9 | 2015-12-15 16:40:23 +0100 | [diff] [blame] | 1258 | final int userId = mCache.keyAt(i); |
| 1259 | pw.println(TAB1 + "User " + userId); |
| 1260 | final HashMap<String, PackageInfo> map = mCache.get(userId); |
| 1261 | for (Map.Entry<String, PackageInfo> entry : map.entrySet()) { |
| 1262 | pw.println(TAB2 + entry.getKey() + ": " + entry.getValue()); |
| 1263 | } |
| 1264 | } |
| 1265 | } |
| 1266 | } |
| 1267 | } |