Keun young Park | b5fab73 | 2019-10-03 10:51:12 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2019 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 | package com.android.car.am; |
| 17 | |
Keun young Park | 69a2104 | 2019-10-15 10:34:11 -0700 | [diff] [blame] | 18 | import static android.app.ActivityTaskManager.INVALID_TASK_ID; |
| 19 | import static android.os.Process.INVALID_UID; |
| 20 | |
Keun young Park | b5fab73 | 2019-10-03 10:51:12 -0700 | [diff] [blame] | 21 | import static com.android.car.CarLog.TAG_AM; |
| 22 | |
| 23 | import android.annotation.NonNull; |
| 24 | import android.annotation.Nullable; |
| 25 | import android.annotation.UserIdInt; |
| 26 | import android.app.ActivityManager; |
| 27 | import android.app.ActivityManager.StackInfo; |
| 28 | import android.app.ActivityOptions; |
| 29 | import android.app.IActivityManager; |
| 30 | import android.app.IProcessObserver; |
| 31 | import android.app.TaskStackListener; |
Keun young Park | 69a2104 | 2019-10-15 10:34:11 -0700 | [diff] [blame] | 32 | import android.car.hardware.power.CarPowerManager; |
Keun young Park | b5fab73 | 2019-10-03 10:51:12 -0700 | [diff] [blame] | 33 | import android.content.BroadcastReceiver; |
| 34 | import android.content.ComponentName; |
| 35 | import android.content.Context; |
| 36 | import android.content.Intent; |
| 37 | import android.content.IntentFilter; |
| 38 | import android.content.pm.ActivityInfo; |
| 39 | import android.content.pm.PackageInfo; |
| 40 | import android.content.pm.PackageManager; |
Keun young Park | 69a2104 | 2019-10-15 10:34:11 -0700 | [diff] [blame] | 41 | import android.net.Uri; |
| 42 | import android.os.HandlerThread; |
Keun young Park | b5fab73 | 2019-10-03 10:51:12 -0700 | [diff] [blame] | 43 | import android.os.RemoteException; |
Keun young Park | 69a2104 | 2019-10-15 10:34:11 -0700 | [diff] [blame] | 44 | import android.os.SystemClock; |
Keun young Park | b5fab73 | 2019-10-03 10:51:12 -0700 | [diff] [blame] | 45 | import android.os.UserHandle; |
| 46 | import android.os.UserManager; |
| 47 | import android.util.Log; |
| 48 | import android.util.SparseArray; |
| 49 | import android.view.Display; |
| 50 | |
| 51 | import com.android.car.CarLocalServices; |
| 52 | import com.android.car.CarServiceBase; |
| 53 | import com.android.car.user.CarUserService; |
| 54 | import com.android.internal.annotations.GuardedBy; |
| 55 | |
| 56 | import java.io.PrintWriter; |
| 57 | import java.util.List; |
| 58 | |
| 59 | /** |
| 60 | * Monitors top activity for a display and guarantee activity in fixed mode is re-launched if it has |
| 61 | * crashed or gone to background for whatever reason. |
| 62 | * |
| 63 | * <p>This component also monitors the upddate of the target package and re-launch it once |
| 64 | * update is complete.</p> |
| 65 | */ |
| 66 | public final class FixedActivityService implements CarServiceBase { |
| 67 | |
| 68 | private static final boolean DBG = false; |
| 69 | |
Keun young Park | 69a2104 | 2019-10-15 10:34:11 -0700 | [diff] [blame] | 70 | private static final long RECHECK_INTERVAL_MS = 500; |
| 71 | private static final int MAX_NUMBER_OF_CONSECUTIVE_CRASH_RETRY = 5; |
| 72 | // If process keep running without crashing, will reset consecutive crash counts. |
| 73 | private static final long CRASH_FORGET_INTERVAL_MS = 2 * 60 * 1000; // 2 mins |
| 74 | |
Keun young Park | b5fab73 | 2019-10-03 10:51:12 -0700 | [diff] [blame] | 75 | private static class RunningActivityInfo { |
| 76 | @NonNull |
| 77 | public final Intent intent; |
| 78 | |
| 79 | @NonNull |
| 80 | public final ActivityOptions activityOptions; |
| 81 | |
| 82 | @UserIdInt |
| 83 | public final int userId; |
| 84 | |
Keun young Park | 69a2104 | 2019-10-15 10:34:11 -0700 | [diff] [blame] | 85 | @GuardedBy("mLock") |
Keun young Park | b5fab73 | 2019-10-03 10:51:12 -0700 | [diff] [blame] | 86 | public boolean isVisible; |
Keun young Park | 69a2104 | 2019-10-15 10:34:11 -0700 | [diff] [blame] | 87 | @GuardedBy("mLock") |
| 88 | public long lastLaunchTimeMs = 0; |
| 89 | @GuardedBy("mLock") |
| 90 | public int consecutiveRetries = 0; |
| 91 | @GuardedBy("mLock") |
| 92 | public int taskId = INVALID_TASK_ID; |
| 93 | @GuardedBy("mLock") |
| 94 | public int previousTaskId = INVALID_TASK_ID; |
| 95 | @GuardedBy("mLock") |
| 96 | public boolean inBackground; |
| 97 | @GuardedBy("mLock") |
| 98 | public boolean failureLogged; |
Keun young Park | b5fab73 | 2019-10-03 10:51:12 -0700 | [diff] [blame] | 99 | |
| 100 | RunningActivityInfo(@NonNull Intent intent, @NonNull ActivityOptions activityOptions, |
| 101 | @UserIdInt int userId) { |
| 102 | this.intent = intent; |
| 103 | this.activityOptions = activityOptions; |
| 104 | this.userId = userId; |
| 105 | } |
| 106 | |
Keun young Park | 69a2104 | 2019-10-15 10:34:11 -0700 | [diff] [blame] | 107 | private void resetCrashCounterLocked() { |
| 108 | consecutiveRetries = 0; |
| 109 | failureLogged = false; |
| 110 | } |
| 111 | |
Keun young Park | b5fab73 | 2019-10-03 10:51:12 -0700 | [diff] [blame] | 112 | @Override |
| 113 | public String toString() { |
| 114 | return "RunningActivityInfo{intent:" + intent + ",activityOptions:" + activityOptions |
Keun young Park | 69a2104 | 2019-10-15 10:34:11 -0700 | [diff] [blame] | 115 | + ",userId:" + userId + ",isVisible:" + isVisible |
| 116 | + ",lastLaunchTimeMs:" + lastLaunchTimeMs |
| 117 | + ",consecutiveRetries:" + consecutiveRetries + ",taskId:" + taskId + "}"; |
Keun young Park | b5fab73 | 2019-10-03 10:51:12 -0700 | [diff] [blame] | 118 | } |
| 119 | } |
| 120 | |
| 121 | private final Context mContext; |
| 122 | |
| 123 | private final IActivityManager mAm; |
| 124 | |
| 125 | private final UserManager mUm; |
| 126 | |
| 127 | private final CarUserService.UserCallback mUserCallback = new CarUserService.UserCallback() { |
| 128 | @Override |
| 129 | public void onUserLockChanged(@UserIdInt int userId, boolean unlocked) { |
| 130 | // Nothing to do |
| 131 | } |
| 132 | |
| 133 | @Override |
| 134 | public void onSwitchUser(@UserIdInt int userId) { |
| 135 | synchronized (mLock) { |
| 136 | mRunningActivities.clear(); |
| 137 | } |
| 138 | } |
| 139 | }; |
| 140 | |
| 141 | private final BroadcastReceiver mBroadcastReceiver = new BroadcastReceiver() { |
| 142 | @Override |
| 143 | public void onReceive(Context context, Intent intent) { |
Keun young Park | 69a2104 | 2019-10-15 10:34:11 -0700 | [diff] [blame] | 144 | String action = intent.getAction(); |
Keun young Park | b5fab73 | 2019-10-03 10:51:12 -0700 | [diff] [blame] | 145 | if (Intent.ACTION_PACKAGE_CHANGED.equals(action) |
| 146 | || Intent.ACTION_PACKAGE_REPLACED.equals( |
| 147 | action)) { |
Keun young Park | 69a2104 | 2019-10-15 10:34:11 -0700 | [diff] [blame] | 148 | Uri packageData = intent.getData(); |
| 149 | if (packageData == null) { |
| 150 | Log.w(TAG_AM, "null packageData"); |
| 151 | return; |
| 152 | } |
| 153 | String packageName = packageData.getSchemeSpecificPart(); |
| 154 | if (packageName == null) { |
| 155 | Log.w(TAG_AM, "null packageName"); |
| 156 | return; |
| 157 | } |
| 158 | int uid = intent.getIntExtra(Intent.EXTRA_UID, INVALID_UID); |
| 159 | int userId = UserHandle.getUserId(uid); |
| 160 | boolean tryLaunch = false; |
| 161 | synchronized (mLock) { |
| 162 | for (int i = 0; i < mRunningActivities.size(); i++) { |
| 163 | RunningActivityInfo info = mRunningActivities.valueAt(i); |
| 164 | ComponentName component = info.intent.getComponent(); |
| 165 | // should do this for all activities as the same package can cover multiple |
| 166 | // displays. |
| 167 | if (packageName.equals(component.getPackageName()) |
| 168 | && info.userId == userId) { |
| 169 | Log.i(TAG_AM, "Package updated:" + packageName |
| 170 | + ",user:" + userId); |
| 171 | info.resetCrashCounterLocked(); |
| 172 | tryLaunch = true; |
| 173 | } |
| 174 | } |
| 175 | } |
| 176 | if (tryLaunch) { |
| 177 | launchIfNecessary(); |
| 178 | } |
Keun young Park | b5fab73 | 2019-10-03 10:51:12 -0700 | [diff] [blame] | 179 | } |
| 180 | } |
| 181 | }; |
| 182 | |
| 183 | // It says listener but is actually callback. |
| 184 | private final TaskStackListener mTaskStackListener = new TaskStackListener() { |
| 185 | @Override |
| 186 | public void onTaskStackChanged() { |
| 187 | launchIfNecessary(); |
| 188 | } |
Keun young Park | 69a2104 | 2019-10-15 10:34:11 -0700 | [diff] [blame] | 189 | |
| 190 | @Override |
| 191 | public void onTaskCreated(int taskId, ComponentName componentName) { |
| 192 | launchIfNecessary(); |
| 193 | } |
| 194 | |
| 195 | @Override |
| 196 | public void onTaskRemoved(int taskId) { |
| 197 | launchIfNecessary(); |
| 198 | } |
| 199 | |
| 200 | @Override |
| 201 | public void onTaskMovedToFront(int taskId) { |
| 202 | launchIfNecessary(); |
| 203 | } |
| 204 | |
| 205 | @Override |
| 206 | public void onTaskRemovalStarted(int taskId) { |
| 207 | launchIfNecessary(); |
| 208 | } |
Keun young Park | b5fab73 | 2019-10-03 10:51:12 -0700 | [diff] [blame] | 209 | }; |
| 210 | |
| 211 | private final IProcessObserver mProcessObserver = new IProcessObserver.Stub() { |
| 212 | @Override |
| 213 | public void onForegroundActivitiesChanged(int pid, int uid, boolean foregroundActivities) { |
| 214 | launchIfNecessary(); |
| 215 | } |
| 216 | |
| 217 | @Override |
| 218 | public void onForegroundServicesChanged(int pid, int uid, int fgServiceTypes) { |
| 219 | // ignore |
| 220 | } |
| 221 | |
| 222 | @Override |
| 223 | public void onProcessDied(int pid, int uid) { |
| 224 | launchIfNecessary(); |
| 225 | } |
| 226 | }; |
| 227 | |
Keun young Park | 69a2104 | 2019-10-15 10:34:11 -0700 | [diff] [blame] | 228 | private final HandlerThread mHandlerThread = new HandlerThread( |
| 229 | FixedActivityService.class.getSimpleName()); |
| 230 | |
| 231 | private final Runnable mActivityCheckRunnable = () -> { |
| 232 | launchIfNecessary(); |
| 233 | }; |
| 234 | |
Keun young Park | b5fab73 | 2019-10-03 10:51:12 -0700 | [diff] [blame] | 235 | private final Object mLock = new Object(); |
| 236 | |
| 237 | // key: displayId |
| 238 | @GuardedBy("mLock") |
| 239 | private final SparseArray<RunningActivityInfo> mRunningActivities = |
| 240 | new SparseArray<>(/* capacity= */ 1); // default to one cluster only case |
| 241 | |
| 242 | @GuardedBy("mLock") |
| 243 | private boolean mEventMonitoringActive; |
| 244 | |
Keun young Park | 69a2104 | 2019-10-15 10:34:11 -0700 | [diff] [blame] | 245 | @GuardedBy("mLock") |
| 246 | private CarPowerManager mCarPowerManager; |
| 247 | |
| 248 | private final CarPowerManager.CarPowerStateListener mCarPowerStateListener = (state) -> { |
| 249 | if (state != CarPowerManager.CarPowerStateListener.ON) { |
| 250 | return; |
| 251 | } |
| 252 | synchronized (mLock) { |
| 253 | for (int i = 0; i < mRunningActivities.size(); i++) { |
| 254 | RunningActivityInfo info = mRunningActivities.valueAt(i); |
| 255 | info.resetCrashCounterLocked(); |
| 256 | } |
| 257 | } |
| 258 | launchIfNecessary(); |
| 259 | }; |
| 260 | |
Keun young Park | b5fab73 | 2019-10-03 10:51:12 -0700 | [diff] [blame] | 261 | public FixedActivityService(Context context) { |
| 262 | mContext = context; |
| 263 | mAm = ActivityManager.getService(); |
| 264 | mUm = context.getSystemService(UserManager.class); |
Keun young Park | 69a2104 | 2019-10-15 10:34:11 -0700 | [diff] [blame] | 265 | mHandlerThread.start(); |
Keun young Park | b5fab73 | 2019-10-03 10:51:12 -0700 | [diff] [blame] | 266 | } |
| 267 | |
Keun young Park | b5fab73 | 2019-10-03 10:51:12 -0700 | [diff] [blame] | 268 | @Override |
| 269 | public void init() { |
| 270 | // nothing to do |
| 271 | } |
| 272 | |
| 273 | @Override |
| 274 | public void release() { |
| 275 | stopMonitoringEvents(); |
| 276 | } |
| 277 | |
| 278 | @Override |
| 279 | public void dump(PrintWriter writer) { |
| 280 | writer.println("*FixedActivityService*"); |
| 281 | synchronized (mLock) { |
| 282 | writer.println("mRunningActivities:" + mRunningActivities |
| 283 | + " ,mEventMonitoringActive:" + mEventMonitoringActive); |
| 284 | } |
| 285 | } |
| 286 | |
Keun young Park | 69a2104 | 2019-10-15 10:34:11 -0700 | [diff] [blame] | 287 | private void postRecheck(long delayMs) { |
| 288 | mHandlerThread.getThreadHandler().postDelayed(mActivityCheckRunnable, delayMs); |
| 289 | } |
| 290 | |
Keun young Park | b5fab73 | 2019-10-03 10:51:12 -0700 | [diff] [blame] | 291 | private void startMonitoringEvents() { |
Keun young Park | 69a2104 | 2019-10-15 10:34:11 -0700 | [diff] [blame] | 292 | CarPowerManager carPowerManager; |
Keun young Park | b5fab73 | 2019-10-03 10:51:12 -0700 | [diff] [blame] | 293 | synchronized (mLock) { |
| 294 | if (mEventMonitoringActive) { |
| 295 | return; |
| 296 | } |
| 297 | mEventMonitoringActive = true; |
Keun young Park | 69a2104 | 2019-10-15 10:34:11 -0700 | [diff] [blame] | 298 | carPowerManager = CarLocalServices.createCarPowerManager(mContext); |
| 299 | mCarPowerManager = carPowerManager; |
Keun young Park | b5fab73 | 2019-10-03 10:51:12 -0700 | [diff] [blame] | 300 | } |
| 301 | CarUserService userService = CarLocalServices.getService(CarUserService.class); |
| 302 | userService.addUserCallback(mUserCallback); |
| 303 | IntentFilter filter = new IntentFilter(); |
| 304 | filter.addAction(Intent.ACTION_PACKAGE_CHANGED); |
| 305 | filter.addAction(Intent.ACTION_PACKAGE_REPLACED); |
Keun young Park | 69a2104 | 2019-10-15 10:34:11 -0700 | [diff] [blame] | 306 | filter.addDataScheme("package"); |
Keun young Park | b5fab73 | 2019-10-03 10:51:12 -0700 | [diff] [blame] | 307 | mContext.registerReceiverAsUser(mBroadcastReceiver, UserHandle.ALL, filter, |
| 308 | /* broadcastPermission= */ null, /* scheduler= */ null); |
| 309 | try { |
| 310 | mAm.registerTaskStackListener(mTaskStackListener); |
| 311 | mAm.registerProcessObserver(mProcessObserver); |
| 312 | } catch (RemoteException e) { |
| 313 | Log.e(TAG_AM, "remote exception from AM", e); |
| 314 | } |
Keun young Park | 69a2104 | 2019-10-15 10:34:11 -0700 | [diff] [blame] | 315 | try { |
| 316 | carPowerManager.setListener(mCarPowerStateListener); |
| 317 | } catch (Exception e) { |
| 318 | // should not happen |
| 319 | Log.e(TAG_AM, "Got exception from CarPowerManager", e); |
| 320 | } |
Keun young Park | b5fab73 | 2019-10-03 10:51:12 -0700 | [diff] [blame] | 321 | } |
| 322 | |
| 323 | private void stopMonitoringEvents() { |
Keun young Park | 69a2104 | 2019-10-15 10:34:11 -0700 | [diff] [blame] | 324 | CarPowerManager carPowerManager; |
Keun young Park | b5fab73 | 2019-10-03 10:51:12 -0700 | [diff] [blame] | 325 | synchronized (mLock) { |
| 326 | if (!mEventMonitoringActive) { |
| 327 | return; |
| 328 | } |
| 329 | mEventMonitoringActive = false; |
Keun young Park | 69a2104 | 2019-10-15 10:34:11 -0700 | [diff] [blame] | 330 | carPowerManager = mCarPowerManager; |
| 331 | mCarPowerManager = null; |
Keun young Park | b5fab73 | 2019-10-03 10:51:12 -0700 | [diff] [blame] | 332 | } |
Keun young Park | 69a2104 | 2019-10-15 10:34:11 -0700 | [diff] [blame] | 333 | if (carPowerManager != null) { |
| 334 | carPowerManager.clearListener(); |
| 335 | } |
| 336 | mHandlerThread.getThreadHandler().removeCallbacks(mActivityCheckRunnable); |
Keun young Park | b5fab73 | 2019-10-03 10:51:12 -0700 | [diff] [blame] | 337 | CarUserService userService = CarLocalServices.getService(CarUserService.class); |
| 338 | userService.removeUserCallback(mUserCallback); |
| 339 | try { |
| 340 | mAm.unregisterTaskStackListener(mTaskStackListener); |
| 341 | mAm.unregisterProcessObserver(mProcessObserver); |
| 342 | } catch (RemoteException e) { |
| 343 | Log.e(TAG_AM, "remote exception from AM", e); |
| 344 | } |
Keun young Park | ed6ef41 | 2019-11-14 18:27:45 -0800 | [diff] [blame] | 345 | mContext.unregisterReceiver(mBroadcastReceiver); |
Keun young Park | b5fab73 | 2019-10-03 10:51:12 -0700 | [diff] [blame] | 346 | } |
| 347 | |
| 348 | @Nullable |
| 349 | private List<StackInfo> getStackInfos() { |
| 350 | try { |
| 351 | return mAm.getAllStackInfos(); |
| 352 | } catch (RemoteException e) { |
| 353 | Log.e(TAG_AM, "remote exception from AM", e); |
| 354 | } |
| 355 | return null; |
| 356 | } |
| 357 | |
| 358 | /** |
| 359 | * Launches all stored fixed mode activities if necessary. |
| 360 | * @param displayId Display id to check if it is visible. If check is not necessary, should pass |
| 361 | * {@link Display#INVALID_DISPLAY}. |
| 362 | * @return true if fixed Activity for given {@code displayId} is visible / successfully |
| 363 | * launched. It will return false for {@link Display#INVALID_DISPLAY} {@code displayId}. |
| 364 | */ |
| 365 | private boolean launchIfNecessary(int displayId) { |
| 366 | List<StackInfo> infos = getStackInfos(); |
| 367 | if (infos == null) { |
| 368 | Log.e(TAG_AM, "cannot get StackInfo from AM"); |
| 369 | return false; |
| 370 | } |
Keun young Park | 69a2104 | 2019-10-15 10:34:11 -0700 | [diff] [blame] | 371 | long now = SystemClock.elapsedRealtime(); |
Keun young Park | b5fab73 | 2019-10-03 10:51:12 -0700 | [diff] [blame] | 372 | synchronized (mLock) { |
| 373 | if (mRunningActivities.size() == 0) { |
| 374 | // it must have been stopped. |
| 375 | if (DBG) { |
| 376 | Log.i(TAG_AM, "empty activity list", new RuntimeException()); |
| 377 | } |
| 378 | return false; |
| 379 | } |
| 380 | for (int i = 0; i < mRunningActivities.size(); i++) { |
| 381 | mRunningActivities.valueAt(i).isVisible = false; |
| 382 | } |
| 383 | for (StackInfo stackInfo : infos) { |
| 384 | RunningActivityInfo activityInfo = mRunningActivities.get(stackInfo.displayId); |
| 385 | if (activityInfo == null) { |
| 386 | continue; |
| 387 | } |
| 388 | int topUserId = stackInfo.taskUserIds[stackInfo.taskUserIds.length - 1]; |
| 389 | if (activityInfo.intent.getComponent().equals(stackInfo.topActivity) |
| 390 | && activityInfo.userId == topUserId && stackInfo.visible) { |
| 391 | // top one is matching. |
| 392 | activityInfo.isVisible = true; |
Keun young Park | 69a2104 | 2019-10-15 10:34:11 -0700 | [diff] [blame] | 393 | activityInfo.taskId = stackInfo.taskIds[stackInfo.taskIds.length - 1]; |
Keun young Park | b5fab73 | 2019-10-03 10:51:12 -0700 | [diff] [blame] | 394 | continue; |
| 395 | } |
Keun young Park | 69a2104 | 2019-10-15 10:34:11 -0700 | [diff] [blame] | 396 | activityInfo.previousTaskId = stackInfo.taskIds[stackInfo.taskIds.length - 1]; |
| 397 | Log.i(TAG_AM, "Unmatched top activity will be removed:" |
| 398 | + stackInfo.topActivity + " top task id:" + activityInfo.previousTaskId |
| 399 | + " user:" + topUserId + " display:" + stackInfo.displayId); |
| 400 | activityInfo.inBackground = false; |
| 401 | for (int i = 0; i < stackInfo.taskIds.length - 1; i++) { |
| 402 | if (activityInfo.taskId == stackInfo.taskIds[i]) { |
| 403 | activityInfo.inBackground = true; |
| 404 | } |
| 405 | } |
| 406 | if (!activityInfo.inBackground) { |
| 407 | activityInfo.taskId = INVALID_TASK_ID; |
Keun young Park | b5fab73 | 2019-10-03 10:51:12 -0700 | [diff] [blame] | 408 | } |
| 409 | } |
| 410 | for (int i = 0; i < mRunningActivities.size(); i++) { |
| 411 | RunningActivityInfo activityInfo = mRunningActivities.valueAt(i); |
Keun young Park | 69a2104 | 2019-10-15 10:34:11 -0700 | [diff] [blame] | 412 | long timeSinceLastLaunchMs = now - activityInfo.lastLaunchTimeMs; |
Keun young Park | b5fab73 | 2019-10-03 10:51:12 -0700 | [diff] [blame] | 413 | if (activityInfo.isVisible) { |
Keun young Park | 69a2104 | 2019-10-15 10:34:11 -0700 | [diff] [blame] | 414 | if (timeSinceLastLaunchMs >= CRASH_FORGET_INTERVAL_MS) { |
| 415 | activityInfo.consecutiveRetries = 0; |
| 416 | } |
Keun young Park | b5fab73 | 2019-10-03 10:51:12 -0700 | [diff] [blame] | 417 | continue; |
| 418 | } |
| 419 | if (!isComponentAvailable(activityInfo.intent.getComponent(), |
| 420 | activityInfo.userId) || !isUserAllowedToLaunchActivity( |
| 421 | activityInfo.userId)) { |
| 422 | continue; |
| 423 | } |
Keun young Park | 69a2104 | 2019-10-15 10:34:11 -0700 | [diff] [blame] | 424 | // For 1st call (consecutiveRetries == 0), do not wait as there can be no posting |
| 425 | // for recheck. |
| 426 | if (activityInfo.consecutiveRetries > 0 && (timeSinceLastLaunchMs |
| 427 | < RECHECK_INTERVAL_MS)) { |
| 428 | // wait until next check interval comes. |
| 429 | continue; |
| 430 | } |
| 431 | if (activityInfo.consecutiveRetries >= MAX_NUMBER_OF_CONSECUTIVE_CRASH_RETRY) { |
| 432 | // re-tried too many times, give up for now. |
| 433 | if (!activityInfo.failureLogged) { |
| 434 | activityInfo.failureLogged = true; |
| 435 | Log.w(TAG_AM, "Too many relaunch failure of fixed activity:" |
| 436 | + activityInfo); |
| 437 | } |
| 438 | continue; |
| 439 | } |
| 440 | |
Keun young Park | b5fab73 | 2019-10-03 10:51:12 -0700 | [diff] [blame] | 441 | Log.i(TAG_AM, "Launching Activity for fixed mode. Intent:" + activityInfo.intent |
| 442 | + ",userId:" + UserHandle.of(activityInfo.userId) + ",displayId:" |
| 443 | + mRunningActivities.keyAt(i)); |
Keun young Park | 69a2104 | 2019-10-15 10:34:11 -0700 | [diff] [blame] | 444 | // Increase retry count if task is not in background. In case like other app is |
| 445 | // launched and the target activity is still in background, do not consider it |
| 446 | // as retry. |
| 447 | if (!activityInfo.inBackground) { |
| 448 | activityInfo.consecutiveRetries++; |
| 449 | } |
Keun young Park | b5fab73 | 2019-10-03 10:51:12 -0700 | [diff] [blame] | 450 | try { |
Keun young Park | 69a2104 | 2019-10-15 10:34:11 -0700 | [diff] [blame] | 451 | postRecheck(RECHECK_INTERVAL_MS); |
| 452 | postRecheck(CRASH_FORGET_INTERVAL_MS); |
Keun young Park | b5fab73 | 2019-10-03 10:51:12 -0700 | [diff] [blame] | 453 | mContext.startActivityAsUser(activityInfo.intent, |
| 454 | activityInfo.activityOptions.toBundle(), |
| 455 | UserHandle.of(activityInfo.userId)); |
| 456 | activityInfo.isVisible = true; |
Keun young Park | 69a2104 | 2019-10-15 10:34:11 -0700 | [diff] [blame] | 457 | activityInfo.lastLaunchTimeMs = SystemClock.elapsedRealtime(); |
Keun young Park | b5fab73 | 2019-10-03 10:51:12 -0700 | [diff] [blame] | 458 | } catch (Exception e) { // Catch all for any app related issues. |
| 459 | Log.w(TAG_AM, "Cannot start activity:" + activityInfo.intent, e); |
| 460 | } |
| 461 | } |
| 462 | RunningActivityInfo activityInfo = mRunningActivities.get(displayId); |
| 463 | if (activityInfo == null) { |
| 464 | return false; |
| 465 | } |
| 466 | return activityInfo.isVisible; |
| 467 | } |
| 468 | } |
| 469 | |
| 470 | private void launchIfNecessary() { |
| 471 | launchIfNecessary(Display.INVALID_DISPLAY); |
| 472 | } |
| 473 | |
| 474 | private void logComponentNotFound(ComponentName component, @UserIdInt int userId, |
| 475 | Exception e) { |
| 476 | Log.e(TAG_AM, "Specified Component not found:" + component |
| 477 | + " for userid:" + userId, e); |
| 478 | } |
| 479 | |
| 480 | private boolean isComponentAvailable(ComponentName component, @UserIdInt int userId) { |
| 481 | PackageInfo packageInfo; |
| 482 | try { |
| 483 | packageInfo = mContext.getPackageManager().getPackageInfoAsUser( |
| 484 | component.getPackageName(), PackageManager.GET_ACTIVITIES, userId); |
| 485 | } catch (PackageManager.NameNotFoundException e) { |
| 486 | logComponentNotFound(component, userId, e); |
| 487 | return false; |
| 488 | } |
| 489 | if (packageInfo == null || packageInfo.activities == null) { |
| 490 | // may not be necessary but additional safety check |
| 491 | logComponentNotFound(component, userId, new RuntimeException()); |
| 492 | return false; |
| 493 | } |
| 494 | String fullName = component.getClassName(); |
| 495 | String shortName = component.getShortClassName(); |
| 496 | for (ActivityInfo info : packageInfo.activities) { |
| 497 | if (info.name.equals(fullName) || info.name.equals(shortName)) { |
| 498 | return true; |
| 499 | } |
| 500 | } |
| 501 | logComponentNotFound(component, userId, new RuntimeException()); |
| 502 | return false; |
| 503 | } |
| 504 | |
| 505 | private boolean isUserAllowedToLaunchActivity(@UserIdInt int userId) { |
| 506 | int currentUser = ActivityManager.getCurrentUser(); |
| 507 | if (userId == currentUser) { |
| 508 | return true; |
| 509 | } |
| 510 | int[] profileIds = mUm.getEnabledProfileIds(currentUser); |
| 511 | for (int id : profileIds) { |
| 512 | if (id == userId) { |
| 513 | return true; |
| 514 | } |
| 515 | } |
| 516 | return false; |
| 517 | } |
| 518 | |
| 519 | private boolean isDisplayAllowedForFixedMode(int displayId) { |
| 520 | if (displayId == Display.DEFAULT_DISPLAY || displayId == Display.INVALID_DISPLAY) { |
| 521 | Log.w(TAG_AM, "Target display cannot be used for fixed mode, displayId:" + displayId, |
| 522 | new RuntimeException()); |
| 523 | return false; |
| 524 | } |
| 525 | return true; |
| 526 | } |
| 527 | |
| 528 | /** |
Yuncheol Heo | 52b36d8 | 2019-10-25 16:32:59 -0700 | [diff] [blame] | 529 | * Checks {@link InstrumentClusterRenderingService#startFixedActivityModeForDisplayAndUser( |
Keun young Park | b5fab73 | 2019-10-03 10:51:12 -0700 | [diff] [blame] | 530 | * Intent, ActivityOptions, int)} |
| 531 | */ |
| 532 | public boolean startFixedActivityModeForDisplayAndUser(@NonNull Intent intent, |
| 533 | @NonNull ActivityOptions options, int displayId, @UserIdInt int userId) { |
| 534 | if (!isDisplayAllowedForFixedMode(displayId)) { |
| 535 | return false; |
| 536 | } |
Keun young Park | 69a2104 | 2019-10-15 10:34:11 -0700 | [diff] [blame] | 537 | if (options == null) { |
| 538 | Log.e(TAG_AM, "startFixedActivityModeForDisplayAndUser, null options"); |
| 539 | return false; |
| 540 | } |
Keun young Park | b5fab73 | 2019-10-03 10:51:12 -0700 | [diff] [blame] | 541 | if (!isUserAllowedToLaunchActivity(userId)) { |
| 542 | Log.e(TAG_AM, "startFixedActivityModeForDisplayAndUser, requested user:" + userId |
| 543 | + " cannot launch activity, Intent:" + intent); |
| 544 | return false; |
| 545 | } |
| 546 | ComponentName component = intent.getComponent(); |
| 547 | if (component == null) { |
| 548 | Log.e(TAG_AM, |
| 549 | "startFixedActivityModeForDisplayAndUser: No component specified for " |
| 550 | + "requested Intent" |
| 551 | + intent); |
| 552 | return false; |
| 553 | } |
| 554 | if (!isComponentAvailable(component, userId)) { |
| 555 | return false; |
| 556 | } |
| 557 | boolean startMonitoringEvents = false; |
| 558 | synchronized (mLock) { |
| 559 | if (mRunningActivities.size() == 0) { |
| 560 | startMonitoringEvents = true; |
| 561 | } |
| 562 | RunningActivityInfo activityInfo = mRunningActivities.get(displayId); |
Keun young Park | 69a2104 | 2019-10-15 10:34:11 -0700 | [diff] [blame] | 563 | boolean replaceEntry = true; |
| 564 | if (activityInfo != null && activityInfo.intent.equals(intent) |
| 565 | && options.equals(activityInfo.activityOptions) |
| 566 | && userId == activityInfo.userId) { |
| 567 | replaceEntry = false; |
| 568 | if (activityInfo.isVisible) { // already shown. |
| 569 | return true; |
| 570 | } |
| 571 | } |
| 572 | if (replaceEntry) { |
Keun young Park | b5fab73 | 2019-10-03 10:51:12 -0700 | [diff] [blame] | 573 | activityInfo = new RunningActivityInfo(intent, options, userId); |
| 574 | mRunningActivities.put(displayId, activityInfo); |
| 575 | } |
| 576 | } |
| 577 | boolean launched = launchIfNecessary(displayId); |
| 578 | if (!launched) { |
| 579 | synchronized (mLock) { |
| 580 | mRunningActivities.remove(displayId); |
| 581 | } |
| 582 | } |
| 583 | // If first trial fails, let client know and do not retry as it can be wrong setting. |
| 584 | if (startMonitoringEvents && launched) { |
| 585 | startMonitoringEvents(); |
| 586 | } |
| 587 | return launched; |
| 588 | } |
| 589 | |
| 590 | /** Check {@link InstrumentClusterRenderingService#stopFixedActivityMode(int)} */ |
| 591 | public void stopFixedActivityMode(int displayId) { |
| 592 | if (!isDisplayAllowedForFixedMode(displayId)) { |
| 593 | return; |
| 594 | } |
| 595 | boolean stopMonitoringEvents = false; |
| 596 | synchronized (mLock) { |
| 597 | mRunningActivities.remove(displayId); |
| 598 | if (mRunningActivities.size() == 0) { |
| 599 | stopMonitoringEvents = true; |
| 600 | } |
| 601 | } |
| 602 | if (stopMonitoringEvents) { |
| 603 | stopMonitoringEvents(); |
| 604 | } |
| 605 | } |
| 606 | } |