Lakshman Annadorai | 016127e | 2021-03-18 09:11:43 -0700 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2021 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.car.watchdog; |
| 18 | |
Lakshman Annadorai | cf5f3a9 | 2021-04-02 15:26:16 -0700 | [diff] [blame] | 19 | import static android.automotive.watchdog.internal.ResourceOveruseActionType.KILLED; |
| 20 | import static android.automotive.watchdog.internal.ResourceOveruseActionType.KILLED_RECURRING_OVERUSE; |
| 21 | import static android.automotive.watchdog.internal.ResourceOveruseActionType.NOT_KILLED; |
| 22 | import static android.automotive.watchdog.internal.ResourceOveruseActionType.NOT_KILLED_USER_OPTED; |
Lakshman Annadorai | 016127e | 2021-03-18 09:11:43 -0700 | [diff] [blame] | 23 | import static android.car.watchdog.CarWatchdogManager.FLAG_RESOURCE_OVERUSE_IO; |
Lakshman Annadorai | cf5f3a9 | 2021-04-02 15:26:16 -0700 | [diff] [blame] | 24 | import static android.car.watchdog.PackageKillableState.KILLABLE_STATE_NEVER; |
| 25 | import static android.car.watchdog.PackageKillableState.KILLABLE_STATE_NO; |
| 26 | import static android.car.watchdog.PackageKillableState.KILLABLE_STATE_YES; |
| 27 | import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED; |
| 28 | import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED; |
| 29 | import static android.content.pm.PackageManager.COMPONENT_ENABLED_STATE_DISABLED_USER; |
| 30 | |
| 31 | import static com.android.internal.util.function.pooled.PooledLambda.obtainMessage; |
Lakshman Annadorai | 016127e | 2021-03-18 09:11:43 -0700 | [diff] [blame] | 32 | |
| 33 | import android.annotation.NonNull; |
Lakshman Annadorai | cf5f3a9 | 2021-04-02 15:26:16 -0700 | [diff] [blame] | 34 | import android.annotation.UserIdInt; |
| 35 | import android.app.ActivityThread; |
| 36 | import android.automotive.watchdog.ResourceType; |
Lakshman Annadorai | e172047 | 2021-04-13 15:22:57 -0700 | [diff] [blame] | 37 | import android.automotive.watchdog.internal.ApplicationCategoryType; |
| 38 | import android.automotive.watchdog.internal.ComponentType; |
Lakshman Annadorai | cf5f3a9 | 2021-04-02 15:26:16 -0700 | [diff] [blame] | 39 | import android.automotive.watchdog.internal.PackageIdentifier; |
| 40 | import android.automotive.watchdog.internal.PackageIoOveruseStats; |
Lakshman Annadorai | e172047 | 2021-04-13 15:22:57 -0700 | [diff] [blame] | 41 | import android.automotive.watchdog.internal.PackageMetadata; |
Lakshman Annadorai | cf5f3a9 | 2021-04-02 15:26:16 -0700 | [diff] [blame] | 42 | import android.automotive.watchdog.internal.PackageResourceOveruseAction; |
Lakshman Annadorai | e172047 | 2021-04-13 15:22:57 -0700 | [diff] [blame] | 43 | import android.automotive.watchdog.internal.PerStateIoOveruseThreshold; |
| 44 | import android.automotive.watchdog.internal.ResourceSpecificConfiguration; |
Lakshman Annadorai | 016127e | 2021-03-18 09:11:43 -0700 | [diff] [blame] | 45 | import android.car.watchdog.CarWatchdogManager; |
| 46 | import android.car.watchdog.IResourceOveruseListener; |
Lakshman Annadorai | e172047 | 2021-04-13 15:22:57 -0700 | [diff] [blame] | 47 | import android.car.watchdog.IoOveruseAlertThreshold; |
| 48 | import android.car.watchdog.IoOveruseConfiguration; |
Lakshman Annadorai | cf5f3a9 | 2021-04-02 15:26:16 -0700 | [diff] [blame] | 49 | import android.car.watchdog.IoOveruseStats; |
Lakshman Annadorai | 016127e | 2021-03-18 09:11:43 -0700 | [diff] [blame] | 50 | import android.car.watchdog.PackageKillableState; |
Lakshman Annadorai | cf5f3a9 | 2021-04-02 15:26:16 -0700 | [diff] [blame] | 51 | import android.car.watchdog.PackageKillableState.KillableState; |
| 52 | import android.car.watchdog.PerStateBytes; |
Lakshman Annadorai | 016127e | 2021-03-18 09:11:43 -0700 | [diff] [blame] | 53 | import android.car.watchdog.ResourceOveruseConfiguration; |
| 54 | import android.car.watchdog.ResourceOveruseStats; |
Lakshman Annadorai | cf5f3a9 | 2021-04-02 15:26:16 -0700 | [diff] [blame] | 55 | import android.car.watchdoglib.CarWatchdogDaemonHelper; |
| 56 | import android.content.Context; |
| 57 | import android.content.pm.IPackageManager; |
Lakshman Annadorai | 5cdf80c | 2021-04-14 13:07:55 -0700 | [diff] [blame] | 58 | import android.content.pm.PackageInfo; |
| 59 | import android.content.pm.PackageManager; |
| 60 | import android.content.pm.UserInfo; |
Lakshman Annadorai | 016127e | 2021-03-18 09:11:43 -0700 | [diff] [blame] | 61 | import android.os.Binder; |
Lakshman Annadorai | cf5f3a9 | 2021-04-02 15:26:16 -0700 | [diff] [blame] | 62 | import android.os.Handler; |
Lakshman Annadorai | 016127e | 2021-03-18 09:11:43 -0700 | [diff] [blame] | 63 | import android.os.IBinder; |
Lakshman Annadorai | cf5f3a9 | 2021-04-02 15:26:16 -0700 | [diff] [blame] | 64 | import android.os.Looper; |
Lakshman Annadorai | 016127e | 2021-03-18 09:11:43 -0700 | [diff] [blame] | 65 | import android.os.RemoteException; |
| 66 | import android.os.UserHandle; |
Lakshman Annadorai | 5cdf80c | 2021-04-14 13:07:55 -0700 | [diff] [blame] | 67 | import android.os.UserManager; |
Lakshman Annadorai | cf5f3a9 | 2021-04-02 15:26:16 -0700 | [diff] [blame] | 68 | import android.util.ArrayMap; |
Lakshman Annadorai | 016127e | 2021-03-18 09:11:43 -0700 | [diff] [blame] | 69 | import android.util.ArraySet; |
| 70 | import android.util.IndentingPrintWriter; |
| 71 | import android.util.SparseArray; |
| 72 | |
Lakshman Annadorai | 016127e | 2021-03-18 09:11:43 -0700 | [diff] [blame] | 73 | import com.android.internal.annotations.GuardedBy; |
Lakshman Annadorai | cf5f3a9 | 2021-04-02 15:26:16 -0700 | [diff] [blame] | 74 | import com.android.internal.annotations.VisibleForTesting; |
Lakshman Annadorai | 016127e | 2021-03-18 09:11:43 -0700 | [diff] [blame] | 75 | import com.android.internal.util.Preconditions; |
| 76 | import com.android.server.utils.Slogf; |
| 77 | |
Lakshman Annadorai | cf5f3a9 | 2021-04-02 15:26:16 -0700 | [diff] [blame] | 78 | import java.time.ZoneOffset; |
| 79 | import java.time.ZonedDateTime; |
Lakshman Annadorai | 016127e | 2021-03-18 09:11:43 -0700 | [diff] [blame] | 80 | import java.util.ArrayList; |
| 81 | import java.util.List; |
Lakshman Annadorai | cf5f3a9 | 2021-04-02 15:26:16 -0700 | [diff] [blame] | 82 | import java.util.Map; |
Lakshman Annadorai | 016127e | 2021-03-18 09:11:43 -0700 | [diff] [blame] | 83 | import java.util.Objects; |
| 84 | import java.util.Set; |
Lakshman Annadorai | cf5f3a9 | 2021-04-02 15:26:16 -0700 | [diff] [blame] | 85 | import java.util.function.BiFunction; |
Lakshman Annadorai | 016127e | 2021-03-18 09:11:43 -0700 | [diff] [blame] | 86 | |
| 87 | /** |
| 88 | * Handles system resource performance monitoring module. |
| 89 | */ |
| 90 | public final class WatchdogPerfHandler { |
Lakshman Annadorai | e172047 | 2021-04-13 15:22:57 -0700 | [diff] [blame] | 91 | public static final String INTERNAL_APPLICATION_CATEGORY_TYPE_MAPS = "MAPS"; |
| 92 | public static final String INTERNAL_APPLICATION_CATEGORY_TYPE_MEDIA = "MEDIA"; |
| 93 | public static final String INTERNAL_APPLICATION_CATEGORY_TYPE_UNKNOWN = "UNKNOWN"; |
| 94 | |
Lakshman Annadorai | cf5f3a9 | 2021-04-02 15:26:16 -0700 | [diff] [blame] | 95 | private final Context mContext; |
| 96 | private final CarWatchdogDaemonHelper mCarWatchdogDaemonHelper; |
| 97 | private final PackageInfoHandler mPackageInfoHandler; |
| 98 | private final Handler mMainHandler; |
Lakshman Annadorai | 016127e | 2021-03-18 09:11:43 -0700 | [diff] [blame] | 99 | private final Object mLock = new Object(); |
| 100 | /* |
| 101 | * Cache of added resource overuse listeners by uid. |
| 102 | */ |
| 103 | @GuardedBy("mLock") |
Lakshman Annadorai | cf5f3a9 | 2021-04-02 15:26:16 -0700 | [diff] [blame] | 104 | private final Map<String, PackageResourceUsage> mUsageByUserPackage = new ArrayMap<>(); |
| 105 | @GuardedBy("mLock") |
| 106 | private final List<PackageResourceOveruseAction> mOveruseActionsByUserPackage = |
| 107 | new ArrayList<>(); |
| 108 | @GuardedBy("mLock") |
Lakshman Annadorai | 016127e | 2021-03-18 09:11:43 -0700 | [diff] [blame] | 109 | private final SparseArray<ResourceOveruseListenerInfo> mOveruseListenerInfosByUid = |
| 110 | new SparseArray<>(); |
| 111 | @GuardedBy("mLock") |
| 112 | private final SparseArray<ResourceOveruseListenerInfo> mOveruseSystemListenerInfosByUid = |
| 113 | new SparseArray<>(); |
Lakshman Annadorai | cf5f3a9 | 2021-04-02 15:26:16 -0700 | [diff] [blame] | 114 | @GuardedBy("mLock") |
| 115 | private ZonedDateTime mLastStatsReportUTC; |
Lakshman Annadorai | 5cdf80c | 2021-04-14 13:07:55 -0700 | [diff] [blame] | 116 | /* Set of safe-to-kill system and vendor packages. */ |
| 117 | @GuardedBy("mLock") |
| 118 | public final Set<String> mSafeToKillPackages = new ArraySet<>(); |
| 119 | /* Default killable state for packages when not updated by the user. */ |
| 120 | @GuardedBy("mLock") |
| 121 | public final Set<String> mDefaultNotKillablePackages = new ArraySet<>(); |
Lakshman Annadorai | 016127e | 2021-03-18 09:11:43 -0700 | [diff] [blame] | 122 | |
Lakshman Annadorai | cf5f3a9 | 2021-04-02 15:26:16 -0700 | [diff] [blame] | 123 | public WatchdogPerfHandler(Context context, CarWatchdogDaemonHelper daemonHelper, |
Lakshman Annadorai | d7b8a03 | 2021-04-20 12:31:05 -0700 | [diff] [blame] | 124 | PackageInfoHandler packageInfoHandler) { |
Lakshman Annadorai | cf5f3a9 | 2021-04-02 15:26:16 -0700 | [diff] [blame] | 125 | mContext = context; |
| 126 | mCarWatchdogDaemonHelper = daemonHelper; |
| 127 | mPackageInfoHandler = packageInfoHandler; |
| 128 | mMainHandler = new Handler(Looper.getMainLooper()); |
| 129 | mLastStatsReportUTC = ZonedDateTime.now(ZoneOffset.UTC); |
Lakshman Annadorai | 016127e | 2021-03-18 09:11:43 -0700 | [diff] [blame] | 130 | } |
| 131 | |
| 132 | /** Initializes the handler. */ |
| 133 | public void init() { |
Lakshman Annadorai | cf5f3a9 | 2021-04-02 15:26:16 -0700 | [diff] [blame] | 134 | /* |
| 135 | * TODO(b/183947162): Opt-in to receive package change broadcast and handle package enabled |
| 136 | * state changes. |
| 137 | * |
Lakshman Annadorai | 5cdf80c | 2021-04-14 13:07:55 -0700 | [diff] [blame] | 138 | * TODO(b/185287136): Persist in-memory data: |
| 139 | * 1. Read the current day's I/O overuse stats from database and push them |
Lakshman Annadorai | cf5f3a9 | 2021-04-02 15:26:16 -0700 | [diff] [blame] | 140 | * to the daemon. |
Lakshman Annadorai | 5cdf80c | 2021-04-14 13:07:55 -0700 | [diff] [blame] | 141 | * 2. Fetch the safe-to-kill from daemon on initialization and update mSafeToKillPackages. |
Lakshman Annadorai | 016127e | 2021-03-18 09:11:43 -0700 | [diff] [blame] | 142 | */ |
Lakshman Annadorai | cf5f3a9 | 2021-04-02 15:26:16 -0700 | [diff] [blame] | 143 | synchronized (mLock) { |
| 144 | checkAndHandleDateChangeLocked(); |
| 145 | } |
Lakshman Annadorai | d7b8a03 | 2021-04-20 12:31:05 -0700 | [diff] [blame] | 146 | if (CarWatchdogService.DEBUG) { |
| 147 | Slogf.d(CarWatchdogService.TAG, "WatchdogPerfHandler is initialized"); |
Lakshman Annadorai | 016127e | 2021-03-18 09:11:43 -0700 | [diff] [blame] | 148 | } |
| 149 | } |
| 150 | |
Lakshman Annadorai | cf5f3a9 | 2021-04-02 15:26:16 -0700 | [diff] [blame] | 151 | /** Releases the handler */ |
| 152 | public void release() { |
Lakshman Annadorai | 5cdf80c | 2021-04-14 13:07:55 -0700 | [diff] [blame] | 153 | /* TODO(b/185287136): Write daily usage to SQLite DB storage. */ |
Lakshman Annadorai | d7b8a03 | 2021-04-20 12:31:05 -0700 | [diff] [blame] | 154 | if (CarWatchdogService.DEBUG) { |
| 155 | Slogf.d(CarWatchdogService.TAG, "WatchdogPerfHandler is released"); |
Lakshman Annadorai | cf5f3a9 | 2021-04-02 15:26:16 -0700 | [diff] [blame] | 156 | } |
| 157 | } |
| 158 | |
Lakshman Annadorai | 016127e | 2021-03-18 09:11:43 -0700 | [diff] [blame] | 159 | /** Dumps its state. */ |
| 160 | public void dump(IndentingPrintWriter writer) { |
Lakshman Annadorai | 5cdf80c | 2021-04-14 13:07:55 -0700 | [diff] [blame] | 161 | /* |
| 162 | * TODO(b/183436216): Implement this method. |
Lakshman Annadorai | 016127e | 2021-03-18 09:11:43 -0700 | [diff] [blame] | 163 | */ |
| 164 | } |
| 165 | |
| 166 | /** Returns resource overuse stats for the calling package. */ |
| 167 | @NonNull |
| 168 | public ResourceOveruseStats getResourceOveruseStats( |
| 169 | @CarWatchdogManager.ResourceOveruseFlag int resourceOveruseFlag, |
| 170 | @CarWatchdogManager.StatsPeriod int maxStatsPeriod) { |
| 171 | Preconditions.checkArgument((resourceOveruseFlag > 0), |
| 172 | "Must provide valid resource overuse flag"); |
| 173 | Preconditions.checkArgument((maxStatsPeriod > 0), |
| 174 | "Must provide valid maximum stats period"); |
Lakshman Annadorai | f5c1d14 | 2021-04-15 12:51:46 -0700 | [diff] [blame] | 175 | // When more resource stats are added, make this as optional. |
| 176 | Preconditions.checkArgument((resourceOveruseFlag & FLAG_RESOURCE_OVERUSE_IO) != 0, |
| 177 | "Must provide resource I/O overuse flag"); |
| 178 | int callingUid = Binder.getCallingUid(); |
| 179 | int callingUserId = UserHandle.getUserId(callingUid); |
| 180 | UserHandle callingUserHandle = UserHandle.of(callingUserId); |
| 181 | String callingPackageName = |
| 182 | mPackageInfoHandler.getPackageNamesForUids(new int[]{callingUid}) |
| 183 | .get(callingUid, null); |
| 184 | if (callingPackageName == null) { |
Lakshman Annadorai | d7b8a03 | 2021-04-20 12:31:05 -0700 | [diff] [blame] | 185 | Slogf.w(CarWatchdogService.TAG, "Failed to fetch package info for uid %d", callingUid); |
Lakshman Annadorai | f5c1d14 | 2021-04-15 12:51:46 -0700 | [diff] [blame] | 186 | return new ResourceOveruseStats.Builder("", callingUserHandle).build(); |
| 187 | } |
| 188 | ResourceOveruseStats.Builder statsBuilder = |
| 189 | new ResourceOveruseStats.Builder(callingPackageName, callingUserHandle); |
| 190 | statsBuilder.setIoOveruseStats(getIoOveruseStats(callingUserId, callingPackageName, |
| 191 | /* minimumBytesWritten= */ 0, maxStatsPeriod)); |
Lakshman Annadorai | d7b8a03 | 2021-04-20 12:31:05 -0700 | [diff] [blame] | 192 | if (CarWatchdogService.DEBUG) { |
| 193 | Slogf.d(CarWatchdogService.TAG, "Returning all resource overuse stats for calling uid " |
| 194 | + "%d [user %d and package '%s']", callingUid, callingUserId, |
| 195 | callingPackageName); |
| 196 | } |
Lakshman Annadorai | f5c1d14 | 2021-04-15 12:51:46 -0700 | [diff] [blame] | 197 | return statsBuilder.build(); |
Lakshman Annadorai | 016127e | 2021-03-18 09:11:43 -0700 | [diff] [blame] | 198 | } |
| 199 | |
| 200 | /** Returns resource overuse stats for all packages. */ |
| 201 | @NonNull |
| 202 | public List<ResourceOveruseStats> getAllResourceOveruseStats( |
| 203 | @CarWatchdogManager.ResourceOveruseFlag int resourceOveruseFlag, |
| 204 | @CarWatchdogManager.MinimumStatsFlag int minimumStatsFlag, |
| 205 | @CarWatchdogManager.StatsPeriod int maxStatsPeriod) { |
| 206 | Preconditions.checkArgument((resourceOveruseFlag > 0), |
| 207 | "Must provide valid resource overuse flag"); |
| 208 | Preconditions.checkArgument((maxStatsPeriod > 0), |
| 209 | "Must provide valid maximum stats period"); |
Lakshman Annadorai | f5c1d14 | 2021-04-15 12:51:46 -0700 | [diff] [blame] | 210 | // When more resource types are added, make this as optional. |
| 211 | Preconditions.checkArgument((resourceOveruseFlag & FLAG_RESOURCE_OVERUSE_IO) != 0, |
| 212 | "Must provide resource I/O overuse flag"); |
| 213 | long minimumBytesWritten = getMinimumBytesWritten(minimumStatsFlag); |
| 214 | List<ResourceOveruseStats> allStats = new ArrayList<>(); |
| 215 | for (PackageResourceUsage usage : mUsageByUserPackage.values()) { |
| 216 | ResourceOveruseStats.Builder statsBuilder = usage.getResourceOveruseStatsBuilder(); |
| 217 | IoOveruseStats ioOveruseStats = getIoOveruseStats(usage.userId, usage.packageName, |
| 218 | minimumBytesWritten, maxStatsPeriod); |
| 219 | if (ioOveruseStats == null) { |
| 220 | continue; |
| 221 | } |
| 222 | allStats.add(statsBuilder.setIoOveruseStats(ioOveruseStats).build()); |
| 223 | } |
Lakshman Annadorai | d7b8a03 | 2021-04-20 12:31:05 -0700 | [diff] [blame] | 224 | if (CarWatchdogService.DEBUG) { |
| 225 | Slogf.d(CarWatchdogService.TAG, "Returning all resource overuse stats"); |
| 226 | } |
Lakshman Annadorai | f5c1d14 | 2021-04-15 12:51:46 -0700 | [diff] [blame] | 227 | return allStats; |
Lakshman Annadorai | 016127e | 2021-03-18 09:11:43 -0700 | [diff] [blame] | 228 | } |
| 229 | |
| 230 | /** Returns resource overuse stats for the specified user package. */ |
| 231 | @NonNull |
| 232 | public ResourceOveruseStats getResourceOveruseStatsForUserPackage( |
| 233 | @NonNull String packageName, @NonNull UserHandle userHandle, |
| 234 | @CarWatchdogManager.ResourceOveruseFlag int resourceOveruseFlag, |
| 235 | @CarWatchdogManager.StatsPeriod int maxStatsPeriod) { |
| 236 | Objects.requireNonNull(packageName, "Package name must be non-null"); |
| 237 | Objects.requireNonNull(userHandle, "User handle must be non-null"); |
Lakshman Annadorai | f5c1d14 | 2021-04-15 12:51:46 -0700 | [diff] [blame] | 238 | Preconditions.checkArgument((userHandle != UserHandle.ALL), |
| 239 | "Must provide the user handle for a specific user"); |
Lakshman Annadorai | 016127e | 2021-03-18 09:11:43 -0700 | [diff] [blame] | 240 | Preconditions.checkArgument((resourceOveruseFlag > 0), |
| 241 | "Must provide valid resource overuse flag"); |
| 242 | Preconditions.checkArgument((maxStatsPeriod > 0), |
| 243 | "Must provide valid maximum stats period"); |
Lakshman Annadorai | f5c1d14 | 2021-04-15 12:51:46 -0700 | [diff] [blame] | 244 | // When more resource types are added, make this as optional. |
| 245 | Preconditions.checkArgument((resourceOveruseFlag & FLAG_RESOURCE_OVERUSE_IO) != 0, |
| 246 | "Must provide resource I/O overuse flag"); |
| 247 | ResourceOveruseStats.Builder statsBuilder = |
| 248 | new ResourceOveruseStats.Builder(packageName, userHandle); |
| 249 | statsBuilder.setIoOveruseStats(getIoOveruseStats(userHandle.getIdentifier(), packageName, |
| 250 | /* minimumBytesWritten= */ 0, maxStatsPeriod)); |
Lakshman Annadorai | d7b8a03 | 2021-04-20 12:31:05 -0700 | [diff] [blame] | 251 | if (CarWatchdogService.DEBUG) { |
| 252 | Slogf.d(CarWatchdogService.TAG, |
| 253 | "Returning resource overuse stats for user %d, package '%s'", |
| 254 | userHandle.getIdentifier(), packageName); |
| 255 | } |
Lakshman Annadorai | f5c1d14 | 2021-04-15 12:51:46 -0700 | [diff] [blame] | 256 | return statsBuilder.build(); |
Lakshman Annadorai | 016127e | 2021-03-18 09:11:43 -0700 | [diff] [blame] | 257 | } |
| 258 | |
| 259 | /** Adds the resource overuse listener. */ |
| 260 | public void addResourceOveruseListener( |
| 261 | @CarWatchdogManager.ResourceOveruseFlag int resourceOveruseFlag, |
| 262 | @NonNull IResourceOveruseListener listener) { |
| 263 | Objects.requireNonNull(listener, "Listener must be non-null"); |
| 264 | Preconditions.checkArgument((resourceOveruseFlag > 0), |
| 265 | "Must provide valid resource overuse flag"); |
| 266 | synchronized (mLock) { |
| 267 | addResourceOveruseListenerLocked(resourceOveruseFlag, listener, |
| 268 | mOveruseListenerInfosByUid); |
| 269 | } |
| 270 | } |
| 271 | |
| 272 | /** Removes the previously added resource overuse listener. */ |
| 273 | public void removeResourceOveruseListener(@NonNull IResourceOveruseListener listener) { |
| 274 | Objects.requireNonNull(listener, "Listener must be non-null"); |
| 275 | synchronized (mLock) { |
| 276 | removeResourceOveruseListenerLocked(listener, mOveruseListenerInfosByUid); |
| 277 | } |
| 278 | } |
| 279 | |
| 280 | /** Adds the resource overuse system listener. */ |
| 281 | public void addResourceOveruseListenerForSystem( |
| 282 | @CarWatchdogManager.ResourceOveruseFlag int resourceOveruseFlag, |
| 283 | @NonNull IResourceOveruseListener listener) { |
| 284 | Objects.requireNonNull(listener, "Listener must be non-null"); |
| 285 | Preconditions.checkArgument((resourceOveruseFlag > 0), |
| 286 | "Must provide valid resource overuse flag"); |
| 287 | synchronized (mLock) { |
| 288 | addResourceOveruseListenerLocked(resourceOveruseFlag, listener, |
| 289 | mOveruseSystemListenerInfosByUid); |
| 290 | } |
| 291 | } |
| 292 | |
| 293 | /** Removes the previously added resource overuse system listener. */ |
| 294 | public void removeResourceOveruseListenerForSystem(@NonNull IResourceOveruseListener listener) { |
| 295 | Objects.requireNonNull(listener, "Listener must be non-null"); |
| 296 | synchronized (mLock) { |
| 297 | removeResourceOveruseListenerLocked(listener, mOveruseSystemListenerInfosByUid); |
| 298 | } |
| 299 | } |
| 300 | |
| 301 | /** Sets whether or not a package is killable on resource overuse. */ |
| 302 | public void setKillablePackageAsUser(String packageName, UserHandle userHandle, |
| 303 | boolean isKillable) { |
| 304 | Objects.requireNonNull(packageName, "Package name must be non-null"); |
| 305 | Objects.requireNonNull(userHandle, "User handle must be non-null"); |
Lakshman Annadorai | 5cdf80c | 2021-04-14 13:07:55 -0700 | [diff] [blame] | 306 | if (userHandle == UserHandle.ALL) { |
| 307 | synchronized (mLock) { |
| 308 | for (PackageResourceUsage usage : mUsageByUserPackage.values()) { |
| 309 | if (!usage.packageName.equals(packageName)) { |
| 310 | continue; |
| 311 | } |
| 312 | if (!usage.setKillableState(isKillable)) { |
Lakshman Annadorai | d7b8a03 | 2021-04-20 12:31:05 -0700 | [diff] [blame] | 313 | Slogf.e(CarWatchdogService.TAG, |
| 314 | "Cannot set killable state for package '%s'", packageName); |
Lakshman Annadorai | 5cdf80c | 2021-04-14 13:07:55 -0700 | [diff] [blame] | 315 | throw new IllegalArgumentException( |
| 316 | "Package killable state is not updatable"); |
| 317 | } |
| 318 | } |
| 319 | if (!isKillable) { |
| 320 | mDefaultNotKillablePackages.add(packageName); |
| 321 | } else { |
| 322 | mDefaultNotKillablePackages.remove(packageName); |
| 323 | } |
| 324 | } |
Lakshman Annadorai | d7b8a03 | 2021-04-20 12:31:05 -0700 | [diff] [blame] | 325 | if (CarWatchdogService.DEBUG) { |
| 326 | Slogf.d(CarWatchdogService.TAG, |
| 327 | "Successfully set killable package state for all users"); |
| 328 | } |
Lakshman Annadorai | 5cdf80c | 2021-04-14 13:07:55 -0700 | [diff] [blame] | 329 | return; |
| 330 | } |
| 331 | int userId = userHandle.getIdentifier(); |
| 332 | String key = getUserPackageUniqueId(userId, packageName); |
| 333 | synchronized (mLock) { |
| 334 | /* |
| 335 | * When the queried package is not cached in {@link mUsageByUserPackage}, the set API |
| 336 | * will update the killable state even when the package should never be killed. |
| 337 | * But the get API will return the correct killable state. This behavior is tolerable |
| 338 | * because in production the set API should be called only after the get API. |
| 339 | * For instance, when this case happens by mistake and the package overuses resource |
| 340 | * between the set and the get API calls, the daemon will provide correct killable |
| 341 | * state when pushing the latest stats. Ergo, the invalid killable state doesn't have |
| 342 | * any effect. |
| 343 | */ |
| 344 | PackageResourceUsage usage = mUsageByUserPackage.getOrDefault(key, |
| 345 | new PackageResourceUsage(userId, packageName)); |
| 346 | if (!usage.setKillableState(isKillable)) { |
Lakshman Annadorai | d7b8a03 | 2021-04-20 12:31:05 -0700 | [diff] [blame] | 347 | Slogf.e(CarWatchdogService.TAG, |
| 348 | "User %d cannot set killable state for package '%s'", |
Lakshman Annadorai | 5cdf80c | 2021-04-14 13:07:55 -0700 | [diff] [blame] | 349 | userHandle.getIdentifier(), packageName); |
| 350 | throw new IllegalArgumentException("Package killable state is not updatable"); |
| 351 | } |
| 352 | mUsageByUserPackage.put(key, usage); |
| 353 | } |
Lakshman Annadorai | d7b8a03 | 2021-04-20 12:31:05 -0700 | [diff] [blame] | 354 | if (CarWatchdogService.DEBUG) { |
| 355 | Slogf.d(CarWatchdogService.TAG, "Successfully set killable package state for user %d", |
| 356 | userId); |
| 357 | } |
Lakshman Annadorai | 016127e | 2021-03-18 09:11:43 -0700 | [diff] [blame] | 358 | } |
| 359 | |
| 360 | /** Returns the list of package killable states on resource overuse for the user. */ |
| 361 | @NonNull |
| 362 | public List<PackageKillableState> getPackageKillableStatesAsUser(UserHandle userHandle) { |
| 363 | Objects.requireNonNull(userHandle, "User handle must be non-null"); |
Lakshman Annadorai | 5cdf80c | 2021-04-14 13:07:55 -0700 | [diff] [blame] | 364 | PackageManager pm = mContext.getPackageManager(); |
| 365 | if (userHandle != UserHandle.ALL) { |
Lakshman Annadorai | d7b8a03 | 2021-04-20 12:31:05 -0700 | [diff] [blame] | 366 | if (CarWatchdogService.DEBUG) { |
| 367 | Slogf.d(CarWatchdogService.TAG, "Returning all package killable states for user %d", |
| 368 | userHandle.getIdentifier()); |
| 369 | } |
Lakshman Annadorai | 5cdf80c | 2021-04-14 13:07:55 -0700 | [diff] [blame] | 370 | return getPackageKillableStatesForUserId(userHandle.getIdentifier(), pm); |
| 371 | } |
| 372 | List<PackageKillableState> packageKillableStates = new ArrayList<>(); |
| 373 | UserManager userManager = UserManager.get(mContext); |
| 374 | List<UserInfo> userInfos = userManager.getAliveUsers(); |
| 375 | for (UserInfo userInfo : userInfos) { |
| 376 | packageKillableStates.addAll(getPackageKillableStatesForUserId(userInfo.id, pm)); |
| 377 | } |
Lakshman Annadorai | d7b8a03 | 2021-04-20 12:31:05 -0700 | [diff] [blame] | 378 | if (CarWatchdogService.DEBUG) { |
| 379 | Slogf.d(CarWatchdogService.TAG, "Returning all package killable states for all users"); |
| 380 | } |
Lakshman Annadorai | 5cdf80c | 2021-04-14 13:07:55 -0700 | [diff] [blame] | 381 | return packageKillableStates; |
| 382 | } |
| 383 | |
| 384 | private List<PackageKillableState> getPackageKillableStatesForUserId(int userId, |
| 385 | PackageManager pm) { |
| 386 | List<PackageInfo> packageInfos = pm.getInstalledPackagesAsUser(/* flags= */0, userId); |
| 387 | List<PackageKillableState> states = new ArrayList<>(); |
| 388 | synchronized (mLock) { |
| 389 | for (int i = 0; i < packageInfos.size(); ++i) { |
| 390 | PackageInfo packageInfo = packageInfos.get(i); |
| 391 | String key = getUserPackageUniqueId(userId, packageInfo.packageName); |
| 392 | PackageResourceUsage usage = mUsageByUserPackage.getOrDefault(key, |
| 393 | new PackageResourceUsage(userId, packageInfo.packageName)); |
| 394 | int killableState = usage.syncAndFetchKillableStateLocked( |
| 395 | mPackageInfoHandler.getComponentType(packageInfo.packageName, |
| 396 | packageInfo.applicationInfo)); |
| 397 | mUsageByUserPackage.put(key, usage); |
| 398 | states.add( |
| 399 | new PackageKillableState(packageInfo.packageName, userId, killableState)); |
| 400 | } |
| 401 | } |
Lakshman Annadorai | d7b8a03 | 2021-04-20 12:31:05 -0700 | [diff] [blame] | 402 | if (CarWatchdogService.DEBUG) { |
| 403 | Slogf.d(CarWatchdogService.TAG, |
| 404 | "Returning the package killable states for a user package"); |
| 405 | } |
Lakshman Annadorai | 5cdf80c | 2021-04-14 13:07:55 -0700 | [diff] [blame] | 406 | return states; |
Lakshman Annadorai | 016127e | 2021-03-18 09:11:43 -0700 | [diff] [blame] | 407 | } |
| 408 | |
| 409 | /** Sets the given resource overuse configurations. */ |
| 410 | public void setResourceOveruseConfigurations( |
| 411 | List<ResourceOveruseConfiguration> configurations, |
| 412 | @CarWatchdogManager.ResourceOveruseFlag int resourceOveruseFlag) { |
| 413 | Objects.requireNonNull(configurations, "Configurations must be non-null"); |
Lakshman Annadorai | e172047 | 2021-04-13 15:22:57 -0700 | [diff] [blame] | 414 | Preconditions.checkArgument((configurations.size() > 0), |
| 415 | "Must provide at least one configuration"); |
Lakshman Annadorai | 016127e | 2021-03-18 09:11:43 -0700 | [diff] [blame] | 416 | Preconditions.checkArgument((resourceOveruseFlag > 0), |
| 417 | "Must provide valid resource overuse flag"); |
| 418 | Set<Integer> seenComponentTypes = new ArraySet<>(); |
Lakshman Annadorai | e172047 | 2021-04-13 15:22:57 -0700 | [diff] [blame] | 419 | List<android.automotive.watchdog.internal.ResourceOveruseConfiguration> internalConfigs = |
| 420 | new ArrayList<>(); |
Lakshman Annadorai | 016127e | 2021-03-18 09:11:43 -0700 | [diff] [blame] | 421 | for (ResourceOveruseConfiguration config : configurations) { |
| 422 | int componentType = config.getComponentType(); |
Lakshman Annadorai | e172047 | 2021-04-13 15:22:57 -0700 | [diff] [blame] | 423 | if (toComponentTypeStr(componentType).equals("UNKNOWN")) { |
| 424 | throw new IllegalArgumentException("Invalid component type in the configuration"); |
| 425 | } |
Lakshman Annadorai | 016127e | 2021-03-18 09:11:43 -0700 | [diff] [blame] | 426 | if (seenComponentTypes.contains(componentType)) { |
| 427 | throw new IllegalArgumentException( |
| 428 | "Cannot provide duplicate configurations for the same component type"); |
| 429 | } |
| 430 | if ((resourceOveruseFlag & FLAG_RESOURCE_OVERUSE_IO) != 0 |
| 431 | && config.getIoOveruseConfiguration() == null) { |
| 432 | throw new IllegalArgumentException("Must provide I/O overuse configuration"); |
| 433 | } |
| 434 | seenComponentTypes.add(config.getComponentType()); |
Lakshman Annadorai | e172047 | 2021-04-13 15:22:57 -0700 | [diff] [blame] | 435 | internalConfigs.add(toInternalResourceOveruseConfiguration(config, |
| 436 | resourceOveruseFlag)); |
Lakshman Annadorai | 016127e | 2021-03-18 09:11:43 -0700 | [diff] [blame] | 437 | } |
Lakshman Annadorai | e172047 | 2021-04-13 15:22:57 -0700 | [diff] [blame] | 438 | |
| 439 | // TODO(b/186119640): Add retry logic when daemon is not available. |
| 440 | try { |
| 441 | mCarWatchdogDaemonHelper.updateResourceOveruseConfigurations(internalConfigs); |
| 442 | } catch (IllegalArgumentException e) { |
Lakshman Annadorai | d7b8a03 | 2021-04-20 12:31:05 -0700 | [diff] [blame] | 443 | Slogf.w(CarWatchdogService.TAG, "Failed to set resource overuse configurations: %s", e); |
Lakshman Annadorai | e172047 | 2021-04-13 15:22:57 -0700 | [diff] [blame] | 444 | throw e; |
| 445 | } catch (RemoteException | RuntimeException e) { |
Lakshman Annadorai | d7b8a03 | 2021-04-20 12:31:05 -0700 | [diff] [blame] | 446 | Slogf.w(CarWatchdogService.TAG, "Failed to set resource overuse configurations: %s", e); |
Lakshman Annadorai | e172047 | 2021-04-13 15:22:57 -0700 | [diff] [blame] | 447 | throw new IllegalStateException(e); |
| 448 | } |
Lakshman Annadorai | 5cdf80c | 2021-04-14 13:07:55 -0700 | [diff] [blame] | 449 | /* TODO(b/185287136): Fetch safe-to-kill list from daemon and update mSafeToKillPackages. */ |
Lakshman Annadorai | d7b8a03 | 2021-04-20 12:31:05 -0700 | [diff] [blame] | 450 | if (CarWatchdogService.DEBUG) { |
| 451 | Slogf.d(CarWatchdogService.TAG, "Set the resource overuse configuration successfully"); |
| 452 | } |
Lakshman Annadorai | 016127e | 2021-03-18 09:11:43 -0700 | [diff] [blame] | 453 | } |
| 454 | |
| 455 | /** Returns the available resource overuse configurations. */ |
| 456 | @NonNull |
| 457 | public List<ResourceOveruseConfiguration> getResourceOveruseConfigurations( |
| 458 | @CarWatchdogManager.ResourceOveruseFlag int resourceOveruseFlag) { |
| 459 | Preconditions.checkArgument((resourceOveruseFlag > 0), |
| 460 | "Must provide valid resource overuse flag"); |
Lakshman Annadorai | e172047 | 2021-04-13 15:22:57 -0700 | [diff] [blame] | 461 | List<android.automotive.watchdog.internal.ResourceOveruseConfiguration> internalConfigs = |
| 462 | new ArrayList<>(); |
| 463 | // TODO(b/186119640): Add retry logic when daemon is not available. |
| 464 | try { |
| 465 | internalConfigs = mCarWatchdogDaemonHelper.getResourceOveruseConfigurations(); |
| 466 | } catch (RemoteException | RuntimeException e) { |
Lakshman Annadorai | d7b8a03 | 2021-04-20 12:31:05 -0700 | [diff] [blame] | 467 | Slogf.w(CarWatchdogService.TAG, "Failed to fetch resource overuse configurations: %s", |
| 468 | e); |
Lakshman Annadorai | e172047 | 2021-04-13 15:22:57 -0700 | [diff] [blame] | 469 | throw new IllegalStateException(e); |
| 470 | } |
| 471 | List<ResourceOveruseConfiguration> configs = new ArrayList<>(); |
| 472 | for (android.automotive.watchdog.internal.ResourceOveruseConfiguration internalConfig |
| 473 | : internalConfigs) { |
| 474 | configs.add(toResourceOveruseConfiguration(internalConfig, resourceOveruseFlag)); |
| 475 | } |
Lakshman Annadorai | d7b8a03 | 2021-04-20 12:31:05 -0700 | [diff] [blame] | 476 | if (CarWatchdogService.DEBUG) { |
| 477 | Slogf.d(CarWatchdogService.TAG, "Returning the resource overuse configuration"); |
| 478 | } |
Lakshman Annadorai | e172047 | 2021-04-13 15:22:57 -0700 | [diff] [blame] | 479 | return configs; |
Lakshman Annadorai | 016127e | 2021-03-18 09:11:43 -0700 | [diff] [blame] | 480 | } |
| 481 | |
Lakshman Annadorai | cf5f3a9 | 2021-04-02 15:26:16 -0700 | [diff] [blame] | 482 | /** Processes the latest I/O overuse stats */ |
| 483 | public void latestIoOveruseStats(List<PackageIoOveruseStats> packageIoOveruseStats) { |
| 484 | int[] uids = new int[packageIoOveruseStats.size()]; |
| 485 | for (int i = 0; i < packageIoOveruseStats.size(); ++i) { |
| 486 | uids[i] = packageIoOveruseStats.get(i).uid; |
| 487 | } |
| 488 | SparseArray<String> packageNamesByUid = mPackageInfoHandler.getPackageNamesForUids(uids); |
| 489 | synchronized (mLock) { |
| 490 | checkAndHandleDateChangeLocked(); |
| 491 | for (PackageIoOveruseStats stats : packageIoOveruseStats) { |
| 492 | String packageName = packageNamesByUid.get(stats.uid, null); |
| 493 | if (packageName == null) { |
| 494 | continue; |
| 495 | } |
| 496 | int userId = UserHandle.getUserId(stats.uid); |
| 497 | PackageResourceUsage usage = cacheAndFetchUsageLocked(userId, packageName, |
| 498 | stats.ioOveruseStats); |
| 499 | if (stats.shouldNotify) { |
| 500 | /* |
| 501 | * Packages that exceed the warn threshold percentage should be notified as well |
| 502 | * and only the daemon is aware of such packages. Thus the flag is used to |
| 503 | * indicate which packages should be notified. |
| 504 | */ |
Lakshman Annadorai | f5c1d14 | 2021-04-15 12:51:46 -0700 | [diff] [blame] | 505 | ResourceOveruseStats resourceOveruseStats = |
| 506 | usage.getResourceOveruseStatsBuilder().setIoOveruseStats( |
| 507 | usage.getIoOveruseStats()).build(); |
| 508 | notifyResourceOveruseStatsLocked(stats.uid, resourceOveruseStats); |
Lakshman Annadorai | cf5f3a9 | 2021-04-02 15:26:16 -0700 | [diff] [blame] | 509 | } |
Lakshman Annadorai | f5c1d14 | 2021-04-15 12:51:46 -0700 | [diff] [blame] | 510 | |
Lakshman Annadorai | cf5f3a9 | 2021-04-02 15:26:16 -0700 | [diff] [blame] | 511 | if (!usage.ioUsage.exceedsThreshold()) { |
| 512 | continue; |
| 513 | } |
| 514 | PackageResourceOveruseAction overuseAction = new PackageResourceOveruseAction(); |
| 515 | overuseAction.packageIdentifier = new PackageIdentifier(); |
| 516 | overuseAction.packageIdentifier.name = packageName; |
| 517 | overuseAction.packageIdentifier.uid = stats.uid; |
| 518 | overuseAction.resourceTypes = new int[]{ ResourceType.IO }; |
| 519 | overuseAction.resourceOveruseActionType = NOT_KILLED; |
| 520 | /* |
| 521 | * No action required on I/O overuse on one of the following cases: |
| 522 | * #1 The package is not safe to kill as it is critical for system stability. |
| 523 | * #2 The package has no recurring overuse behavior and the user opted to not |
| 524 | * kill the package so honor the user's decision. |
| 525 | */ |
Lakshman Annadorai | cf5f3a9 | 2021-04-02 15:26:16 -0700 | [diff] [blame] | 526 | int killableState = usage.getKillableState(); |
| 527 | if (killableState == KILLABLE_STATE_NEVER) { |
| 528 | mOveruseActionsByUserPackage.add(overuseAction); |
| 529 | continue; |
| 530 | } |
| 531 | boolean hasRecurringOveruse = isRecurringOveruseLocked(usage); |
| 532 | if (!hasRecurringOveruse && killableState == KILLABLE_STATE_NO) { |
| 533 | overuseAction.resourceOveruseActionType = NOT_KILLED_USER_OPTED; |
| 534 | mOveruseActionsByUserPackage.add(overuseAction); |
| 535 | continue; |
| 536 | } |
| 537 | try { |
| 538 | int oldEnabledState = -1; |
| 539 | IPackageManager packageManager = ActivityThread.getPackageManager(); |
| 540 | if (!hasRecurringOveruse) { |
| 541 | oldEnabledState = packageManager.getApplicationEnabledSetting(packageName, |
| 542 | userId); |
| 543 | |
| 544 | if (oldEnabledState == COMPONENT_ENABLED_STATE_DISABLED |
| 545 | || oldEnabledState == COMPONENT_ENABLED_STATE_DISABLED_USER |
| 546 | || oldEnabledState == COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED) { |
| 547 | mOveruseActionsByUserPackage.add(overuseAction); |
| 548 | continue; |
| 549 | } |
| 550 | } |
| 551 | |
| 552 | packageManager.setApplicationEnabledSetting(packageName, |
| 553 | COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED, /* flags= */ 0, userId, |
| 554 | mContext.getPackageName()); |
| 555 | |
| 556 | overuseAction.resourceOveruseActionType = hasRecurringOveruse |
| 557 | ? KILLED_RECURRING_OVERUSE : KILLED; |
| 558 | if (!hasRecurringOveruse) { |
| 559 | usage.oldEnabledState = oldEnabledState; |
| 560 | } |
| 561 | } catch (RemoteException e) { |
Lakshman Annadorai | d7b8a03 | 2021-04-20 12:31:05 -0700 | [diff] [blame] | 562 | Slogf.e(CarWatchdogService.TAG, "Failed to disable application enabled setting " |
| 563 | + "for user %d, package '%s'", userId, packageName); |
Lakshman Annadorai | cf5f3a9 | 2021-04-02 15:26:16 -0700 | [diff] [blame] | 564 | } |
| 565 | mOveruseActionsByUserPackage.add(overuseAction); |
| 566 | } |
| 567 | if (!mOveruseActionsByUserPackage.isEmpty()) { |
| 568 | mMainHandler.sendMessage(obtainMessage( |
| 569 | WatchdogPerfHandler::notifyActionsTakenOnOveruse, this)); |
| 570 | } |
| 571 | } |
Lakshman Annadorai | d7b8a03 | 2021-04-20 12:31:05 -0700 | [diff] [blame] | 572 | if (CarWatchdogService.DEBUG) { |
| 573 | Slogf.d(CarWatchdogService.TAG, "Processed latest I/O overuse stats"); |
| 574 | } |
Lakshman Annadorai | cf5f3a9 | 2021-04-02 15:26:16 -0700 | [diff] [blame] | 575 | } |
| 576 | |
| 577 | /** Notify daemon about the actions take on resource overuse */ |
| 578 | public void notifyActionsTakenOnOveruse() { |
| 579 | List<PackageResourceOveruseAction> actions; |
| 580 | synchronized (mLock) { |
| 581 | if (mOveruseActionsByUserPackage.isEmpty()) { |
| 582 | return; |
| 583 | } |
| 584 | actions = new ArrayList<>(mOveruseActionsByUserPackage); |
| 585 | mOveruseActionsByUserPackage.clear(); |
| 586 | } |
| 587 | try { |
| 588 | mCarWatchdogDaemonHelper.actionTakenOnResourceOveruse(actions); |
Lakshman Annadorai | e172047 | 2021-04-13 15:22:57 -0700 | [diff] [blame] | 589 | } catch (RemoteException | RuntimeException e) { |
Lakshman Annadorai | d7b8a03 | 2021-04-20 12:31:05 -0700 | [diff] [blame] | 590 | Slogf.w(CarWatchdogService.TAG, "Failed to notify car watchdog daemon of actions taken " |
| 591 | + "on resource overuse: %s", e); |
| 592 | } |
| 593 | if (CarWatchdogService.DEBUG) { |
| 594 | Slogf.d(CarWatchdogService.TAG, |
| 595 | "Notified car watchdog daemon of actions taken on resource overuse"); |
Lakshman Annadorai | cf5f3a9 | 2021-04-02 15:26:16 -0700 | [diff] [blame] | 596 | } |
| 597 | } |
| 598 | |
Lakshman Annadorai | ec4d08a | 2021-04-30 08:29:10 -0700 | [diff] [blame] | 599 | /** Resets the resource overuse stats for the given package. */ |
| 600 | public void resetResourceOveruseStats(Set<String> packageNames) { |
| 601 | synchronized (mLock) { |
| 602 | for (PackageResourceUsage usage : mUsageByUserPackage.values()) { |
| 603 | if (packageNames.contains(usage.packageName)) { |
| 604 | usage.resetStats(); |
| 605 | /* |
| 606 | * TODO(b/185287136): When the stats are persisted in local DB, reset the stats |
| 607 | * for this package from local DB. |
| 608 | */ |
| 609 | } |
| 610 | } |
| 611 | } |
| 612 | } |
| 613 | |
Lakshman Annadorai | cf5f3a9 | 2021-04-02 15:26:16 -0700 | [diff] [blame] | 614 | private void notifyResourceOveruseStatsLocked(int uid, |
| 615 | ResourceOveruseStats resourceOveruseStats) { |
| 616 | String packageName = resourceOveruseStats.getPackageName(); |
| 617 | ResourceOveruseListenerInfo listenerInfo = mOveruseListenerInfosByUid.get(uid, null); |
| 618 | if (listenerInfo != null && (listenerInfo.flag & FLAG_RESOURCE_OVERUSE_IO) != 0) { |
| 619 | try { |
| 620 | listenerInfo.listener.onOveruse(resourceOveruseStats); |
| 621 | } catch (RemoteException e) { |
Lakshman Annadorai | d7b8a03 | 2021-04-20 12:31:05 -0700 | [diff] [blame] | 622 | Slogf.e(CarWatchdogService.TAG, |
Lakshman Annadorai | cf5f3a9 | 2021-04-02 15:26:16 -0700 | [diff] [blame] | 623 | "Failed to notify listener(uid %d, package '%s') on resource overuse: %s", |
| 624 | uid, resourceOveruseStats, e); |
| 625 | } |
| 626 | } |
| 627 | for (int i = 0; i < mOveruseSystemListenerInfosByUid.size(); ++i) { |
| 628 | ResourceOveruseListenerInfo systemListenerInfo = |
| 629 | mOveruseSystemListenerInfosByUid.valueAt(i); |
| 630 | if ((systemListenerInfo.flag & FLAG_RESOURCE_OVERUSE_IO) == 0) { |
| 631 | continue; |
| 632 | } |
| 633 | try { |
| 634 | systemListenerInfo.listener.onOveruse(resourceOveruseStats); |
| 635 | } catch (RemoteException e) { |
Lakshman Annadorai | d7b8a03 | 2021-04-20 12:31:05 -0700 | [diff] [blame] | 636 | Slogf.e(CarWatchdogService.TAG, "Failed to notify system listener(uid %d, pid: %d) " |
| 637 | + "of resource overuse by package(uid %d, package '%s'): %s", |
Lakshman Annadorai | cf5f3a9 | 2021-04-02 15:26:16 -0700 | [diff] [blame] | 638 | systemListenerInfo.uid, systemListenerInfo.pid, uid, packageName, e); |
| 639 | } |
| 640 | } |
Lakshman Annadorai | d7b8a03 | 2021-04-20 12:31:05 -0700 | [diff] [blame] | 641 | if (CarWatchdogService.DEBUG) { |
| 642 | Slogf.d(CarWatchdogService.TAG, |
| 643 | "Notified resource overuse stats to listening applications"); |
| 644 | } |
Lakshman Annadorai | cf5f3a9 | 2021-04-02 15:26:16 -0700 | [diff] [blame] | 645 | } |
| 646 | |
| 647 | private void checkAndHandleDateChangeLocked() { |
| 648 | ZonedDateTime previousUTC = mLastStatsReportUTC; |
| 649 | mLastStatsReportUTC = ZonedDateTime.now(ZoneOffset.UTC); |
| 650 | if (mLastStatsReportUTC.getDayOfYear() == previousUTC.getDayOfYear() |
| 651 | && mLastStatsReportUTC.getYear() == previousUTC.getYear()) { |
| 652 | return; |
| 653 | } |
| 654 | for (PackageResourceUsage usage : mUsageByUserPackage.values()) { |
| 655 | if (usage.oldEnabledState > 0) { |
| 656 | // Forgive the daily disabled package on date change. |
| 657 | try { |
| 658 | IPackageManager packageManager = ActivityThread.getPackageManager(); |
| 659 | if (packageManager.getApplicationEnabledSetting(usage.packageName, |
| 660 | usage.userId) |
| 661 | != COMPONENT_ENABLED_STATE_DISABLED_UNTIL_USED) { |
| 662 | continue; |
| 663 | } |
| 664 | packageManager.setApplicationEnabledSetting(usage.packageName, |
| 665 | usage.oldEnabledState, |
| 666 | /* flags= */ 0, usage.userId, mContext.getPackageName()); |
| 667 | } catch (RemoteException e) { |
Lakshman Annadorai | d7b8a03 | 2021-04-20 12:31:05 -0700 | [diff] [blame] | 668 | Slogf.e(CarWatchdogService.TAG, |
Lakshman Annadorai | cf5f3a9 | 2021-04-02 15:26:16 -0700 | [diff] [blame] | 669 | "Failed to reset enabled setting for disabled package '%s', user %d", |
| 670 | usage.packageName, usage.userId); |
| 671 | } |
| 672 | } |
| 673 | /* TODO(b/170741935): Stash the old usage into SQLite DB storage. */ |
Lakshman Annadorai | ec4d08a | 2021-04-30 08:29:10 -0700 | [diff] [blame] | 674 | usage.resetStats(); |
Lakshman Annadorai | cf5f3a9 | 2021-04-02 15:26:16 -0700 | [diff] [blame] | 675 | } |
Lakshman Annadorai | d7b8a03 | 2021-04-20 12:31:05 -0700 | [diff] [blame] | 676 | if (CarWatchdogService.DEBUG) { |
| 677 | Slogf.d(CarWatchdogService.TAG, "Handled date change successfully"); |
| 678 | } |
Lakshman Annadorai | cf5f3a9 | 2021-04-02 15:26:16 -0700 | [diff] [blame] | 679 | } |
| 680 | |
| 681 | private PackageResourceUsage cacheAndFetchUsageLocked(@UserIdInt int userId, String packageName, |
| 682 | android.automotive.watchdog.IoOveruseStats internalStats) { |
| 683 | String key = getUserPackageUniqueId(userId, packageName); |
| 684 | PackageResourceUsage usage = mUsageByUserPackage.getOrDefault(key, |
| 685 | new PackageResourceUsage(userId, packageName)); |
Lakshman Annadorai | 5cdf80c | 2021-04-14 13:07:55 -0700 | [diff] [blame] | 686 | usage.updateLocked(internalStats); |
Lakshman Annadorai | cf5f3a9 | 2021-04-02 15:26:16 -0700 | [diff] [blame] | 687 | mUsageByUserPackage.put(key, usage); |
| 688 | return usage; |
| 689 | } |
| 690 | |
| 691 | private boolean isRecurringOveruseLocked(PackageResourceUsage ioUsage) { |
| 692 | /* |
Lakshman Annadorai | 5cdf80c | 2021-04-14 13:07:55 -0700 | [diff] [blame] | 693 | * TODO(b/185287136): Look up I/O overuse history and determine whether or not the package |
Lakshman Annadorai | cf5f3a9 | 2021-04-02 15:26:16 -0700 | [diff] [blame] | 694 | * has recurring I/O overuse behavior. |
| 695 | */ |
| 696 | return false; |
| 697 | } |
| 698 | |
Lakshman Annadorai | f5c1d14 | 2021-04-15 12:51:46 -0700 | [diff] [blame] | 699 | private IoOveruseStats getIoOveruseStats(int userId, String packageName, |
| 700 | long minimumBytesWritten, @CarWatchdogManager.StatsPeriod int maxStatsPeriod) { |
| 701 | String key = getUserPackageUniqueId(userId, packageName); |
| 702 | PackageResourceUsage usage = mUsageByUserPackage.get(key); |
| 703 | if (usage == null) { |
| 704 | return null; |
| 705 | } |
| 706 | IoOveruseStats stats = usage.getIoOveruseStats(); |
| 707 | long totalBytesWritten = stats != null ? stats.getTotalBytesWritten() : 0; |
| 708 | /* |
| 709 | * TODO(b/185431129): When maxStatsPeriod > current day, populate the historical stats |
| 710 | * from the local database. Also handle the case where the package doesn't have current |
| 711 | * day stats but has historical stats. |
| 712 | */ |
| 713 | if (totalBytesWritten < minimumBytesWritten) { |
| 714 | return null; |
| 715 | } |
| 716 | return stats; |
| 717 | } |
| 718 | |
Lakshman Annadorai | 016127e | 2021-03-18 09:11:43 -0700 | [diff] [blame] | 719 | private void addResourceOveruseListenerLocked( |
| 720 | @CarWatchdogManager.ResourceOveruseFlag int resourceOveruseFlag, |
| 721 | @NonNull IResourceOveruseListener listener, |
| 722 | SparseArray<ResourceOveruseListenerInfo> listenerInfosByUid) { |
| 723 | int callingPid = Binder.getCallingPid(); |
| 724 | int callingUid = Binder.getCallingUid(); |
| 725 | boolean isListenerForSystem = listenerInfosByUid == mOveruseSystemListenerInfosByUid; |
| 726 | String listenerType = isListenerForSystem ? "resource overuse listener for system" : |
| 727 | "resource overuse listener"; |
| 728 | |
| 729 | ResourceOveruseListenerInfo existingListenerInfo = listenerInfosByUid.get(callingUid, null); |
| 730 | if (existingListenerInfo != null) { |
| 731 | IBinder binder = listener.asBinder(); |
| 732 | if (existingListenerInfo.listener.asBinder() == binder) { |
| 733 | throw new IllegalStateException( |
| 734 | "Cannot add " + listenerType + " as it is already added"); |
| 735 | } |
| 736 | } |
| 737 | |
| 738 | ResourceOveruseListenerInfo listenerInfo = new ResourceOveruseListenerInfo(listener, |
| 739 | resourceOveruseFlag, callingPid, callingUid, isListenerForSystem); |
| 740 | try { |
| 741 | listenerInfo.linkToDeath(); |
| 742 | } catch (RemoteException e) { |
Lakshman Annadorai | d7b8a03 | 2021-04-20 12:31:05 -0700 | [diff] [blame] | 743 | Slogf.w(CarWatchdogService.TAG, "Cannot add %s: linkToDeath to listener failed", |
| 744 | listenerType); |
Lakshman Annadorai | 016127e | 2021-03-18 09:11:43 -0700 | [diff] [blame] | 745 | return; |
| 746 | } |
| 747 | |
| 748 | if (existingListenerInfo != null) { |
Lakshman Annadorai | d7b8a03 | 2021-04-20 12:31:05 -0700 | [diff] [blame] | 749 | Slogf.w(CarWatchdogService.TAG, "Overwriting existing %s: pid %d, uid: %d", |
| 750 | listenerType, existingListenerInfo.pid, existingListenerInfo.uid); |
Lakshman Annadorai | 016127e | 2021-03-18 09:11:43 -0700 | [diff] [blame] | 751 | existingListenerInfo.unlinkToDeath(); |
| 752 | } |
| 753 | |
| 754 | |
| 755 | listenerInfosByUid.put(callingUid, listenerInfo); |
Lakshman Annadorai | d7b8a03 | 2021-04-20 12:31:05 -0700 | [diff] [blame] | 756 | if (CarWatchdogService.DEBUG) { |
| 757 | Slogf.d(CarWatchdogService.TAG, "The %s (pid: %d, uid: %d) is added", listenerType, |
Lakshman Annadorai | 016127e | 2021-03-18 09:11:43 -0700 | [diff] [blame] | 758 | callingPid, callingUid); |
| 759 | } |
| 760 | } |
| 761 | |
| 762 | private void removeResourceOveruseListenerLocked(@NonNull IResourceOveruseListener listener, |
| 763 | SparseArray<ResourceOveruseListenerInfo> listenerInfosByUid) { |
| 764 | int callingUid = Binder.getCallingUid(); |
| 765 | |
| 766 | String listenerType = listenerInfosByUid == mOveruseSystemListenerInfosByUid |
| 767 | ? "resource overuse system listener" : "resource overuse listener"; |
| 768 | |
| 769 | ResourceOveruseListenerInfo listenerInfo = listenerInfosByUid.get(callingUid, null); |
| 770 | if (listenerInfo == null || listenerInfo.listener != listener) { |
Lakshman Annadorai | d7b8a03 | 2021-04-20 12:31:05 -0700 | [diff] [blame] | 771 | Slogf.w(CarWatchdogService.TAG, |
| 772 | "Cannot remove the %s: it has not been registered before", listenerType); |
Lakshman Annadorai | 016127e | 2021-03-18 09:11:43 -0700 | [diff] [blame] | 773 | return; |
| 774 | } |
| 775 | listenerInfo.unlinkToDeath(); |
| 776 | listenerInfosByUid.remove(callingUid); |
Lakshman Annadorai | d7b8a03 | 2021-04-20 12:31:05 -0700 | [diff] [blame] | 777 | if (CarWatchdogService.DEBUG) { |
| 778 | Slogf.d(CarWatchdogService.TAG, "The %s (pid: %d, uid: %d) is removed", listenerType, |
| 779 | listenerInfo.pid, listenerInfo.uid); |
Lakshman Annadorai | 016127e | 2021-03-18 09:11:43 -0700 | [diff] [blame] | 780 | } |
| 781 | } |
| 782 | |
| 783 | private void onResourceOveruseListenerDeath(int uid, boolean isListenerForSystem) { |
| 784 | synchronized (mLock) { |
| 785 | if (isListenerForSystem) { |
| 786 | mOveruseSystemListenerInfosByUid.remove(uid); |
| 787 | } else { |
| 788 | mOveruseListenerInfosByUid.remove(uid); |
| 789 | } |
| 790 | } |
| 791 | } |
| 792 | |
Lakshman Annadorai | cf5f3a9 | 2021-04-02 15:26:16 -0700 | [diff] [blame] | 793 | private static String getUserPackageUniqueId(int userId, String packageName) { |
| 794 | return String.valueOf(userId) + ":" + packageName; |
| 795 | } |
| 796 | |
| 797 | @VisibleForTesting |
| 798 | static IoOveruseStats.Builder toIoOveruseStatsBuilder( |
| 799 | android.automotive.watchdog.IoOveruseStats internalStats) { |
| 800 | IoOveruseStats.Builder statsBuilder = new IoOveruseStats.Builder( |
| 801 | internalStats.startTime, internalStats.durationInSeconds); |
| 802 | statsBuilder.setRemainingWriteBytes( |
| 803 | toPerStateBytes(internalStats.remainingWriteBytes)); |
| 804 | statsBuilder.setTotalBytesWritten(totalPerStateBytes(internalStats.writtenBytes)); |
| 805 | statsBuilder.setTotalOveruses(internalStats.totalOveruses); |
| 806 | return statsBuilder; |
| 807 | } |
| 808 | |
| 809 | private static PerStateBytes toPerStateBytes( |
| 810 | android.automotive.watchdog.PerStateBytes internalPerStateBytes) { |
Lakshman Annadorai | e172047 | 2021-04-13 15:22:57 -0700 | [diff] [blame] | 811 | return new PerStateBytes(internalPerStateBytes.foregroundBytes, |
Lakshman Annadorai | cf5f3a9 | 2021-04-02 15:26:16 -0700 | [diff] [blame] | 812 | internalPerStateBytes.backgroundBytes, internalPerStateBytes.garageModeBytes); |
Lakshman Annadorai | cf5f3a9 | 2021-04-02 15:26:16 -0700 | [diff] [blame] | 813 | } |
| 814 | |
| 815 | private static long totalPerStateBytes( |
| 816 | android.automotive.watchdog.PerStateBytes internalPerStateBytes) { |
| 817 | BiFunction<Long, Long, Long> sum = (l, r) -> { |
| 818 | return (Long.MAX_VALUE - l > r) ? l + r : Long.MAX_VALUE; |
| 819 | }; |
| 820 | return sum.apply(sum.apply(internalPerStateBytes.foregroundBytes, |
| 821 | internalPerStateBytes.backgroundBytes), internalPerStateBytes.garageModeBytes); |
| 822 | } |
| 823 | |
Lakshman Annadorai | f5c1d14 | 2021-04-15 12:51:46 -0700 | [diff] [blame] | 824 | private static long getMinimumBytesWritten( |
| 825 | @CarWatchdogManager.MinimumStatsFlag int minimumStatsIoFlag) { |
| 826 | switch (minimumStatsIoFlag) { |
| 827 | case 0: |
| 828 | return 0; |
| 829 | case CarWatchdogManager.FLAG_MINIMUM_STATS_IO_1_MB: |
| 830 | return 1024 * 1024; |
| 831 | case CarWatchdogManager.FLAG_MINIMUM_STATS_IO_100_MB: |
| 832 | return 100 * 1024 * 1024; |
| 833 | case CarWatchdogManager.FLAG_MINIMUM_STATS_IO_1_GB: |
| 834 | return 1024 * 1024 * 1024; |
| 835 | default: |
| 836 | throw new IllegalArgumentException( |
| 837 | "Must provide valid minimum stats flag for I/O resource"); |
| 838 | } |
| 839 | } |
| 840 | |
Lakshman Annadorai | e172047 | 2021-04-13 15:22:57 -0700 | [diff] [blame] | 841 | private static android.automotive.watchdog.internal.ResourceOveruseConfiguration |
| 842 | toInternalResourceOveruseConfiguration(ResourceOveruseConfiguration config, |
| 843 | @CarWatchdogManager.ResourceOveruseFlag int resourceOveruseFlag) { |
| 844 | android.automotive.watchdog.internal.ResourceOveruseConfiguration internalConfig = |
| 845 | new android.automotive.watchdog.internal.ResourceOveruseConfiguration(); |
| 846 | internalConfig.componentType = config.getComponentType(); |
| 847 | internalConfig.safeToKillPackages = config.getSafeToKillPackages(); |
| 848 | internalConfig.vendorPackagePrefixes = config.getVendorPackagePrefixes(); |
| 849 | internalConfig.packageMetadata = new ArrayList<>(); |
| 850 | for (Map.Entry<String, String> entry : config.getPackagesToAppCategoryTypes().entrySet()) { |
| 851 | if (entry.getKey().isEmpty()) { |
| 852 | continue; |
| 853 | } |
| 854 | PackageMetadata metadata = new PackageMetadata(); |
| 855 | metadata.packageName = entry.getKey(); |
| 856 | switch(entry.getValue()) { |
| 857 | case ResourceOveruseConfiguration.APPLICATION_CATEGORY_TYPE_MAPS: |
| 858 | metadata.appCategoryType = ApplicationCategoryType.MAPS; |
| 859 | break; |
| 860 | case ResourceOveruseConfiguration.APPLICATION_CATEGORY_TYPE_MEDIA: |
| 861 | metadata.appCategoryType = ApplicationCategoryType.MEDIA; |
| 862 | break; |
| 863 | default: |
| 864 | continue; |
| 865 | } |
| 866 | internalConfig.packageMetadata.add(metadata); |
| 867 | } |
| 868 | internalConfig.resourceSpecificConfigurations = new ArrayList<>(); |
| 869 | if ((resourceOveruseFlag & FLAG_RESOURCE_OVERUSE_IO) != 0 |
| 870 | && config.getIoOveruseConfiguration() != null) { |
| 871 | internalConfig.resourceSpecificConfigurations.add( |
| 872 | toResourceSpecificConfiguration(config.getComponentType(), |
| 873 | config.getIoOveruseConfiguration())); |
| 874 | } |
| 875 | return internalConfig; |
| 876 | } |
| 877 | |
| 878 | private static ResourceSpecificConfiguration |
| 879 | toResourceSpecificConfiguration(int componentType, IoOveruseConfiguration config) { |
| 880 | android.automotive.watchdog.internal.IoOveruseConfiguration internalConfig = |
| 881 | new android.automotive.watchdog.internal.IoOveruseConfiguration(); |
| 882 | internalConfig.componentLevelThresholds = toPerStateIoOveruseThreshold( |
| 883 | toComponentTypeStr(componentType), config.getComponentLevelThresholds()); |
| 884 | internalConfig.packageSpecificThresholds = toPerStateIoOveruseThresholds( |
| 885 | config.getPackageSpecificThresholds()); |
| 886 | internalConfig.categorySpecificThresholds = toPerStateIoOveruseThresholds( |
| 887 | config.getAppCategorySpecificThresholds()); |
| 888 | for (PerStateIoOveruseThreshold threshold : internalConfig.categorySpecificThresholds) { |
| 889 | switch(threshold.name) { |
| 890 | case ResourceOveruseConfiguration.APPLICATION_CATEGORY_TYPE_MAPS: |
| 891 | threshold.name = INTERNAL_APPLICATION_CATEGORY_TYPE_MAPS; |
| 892 | break; |
| 893 | case ResourceOveruseConfiguration.APPLICATION_CATEGORY_TYPE_MEDIA: |
| 894 | threshold.name = INTERNAL_APPLICATION_CATEGORY_TYPE_MEDIA; |
| 895 | break; |
| 896 | default: |
| 897 | threshold.name = INTERNAL_APPLICATION_CATEGORY_TYPE_UNKNOWN; |
| 898 | } |
| 899 | } |
| 900 | internalConfig.systemWideThresholds = toInternalIoOveruseAlertThresholds( |
| 901 | config.getSystemWideThresholds()); |
| 902 | |
| 903 | ResourceSpecificConfiguration resourceSpecificConfig = new ResourceSpecificConfiguration(); |
| 904 | resourceSpecificConfig.setIoOveruseConfiguration(internalConfig); |
| 905 | return resourceSpecificConfig; |
| 906 | } |
| 907 | |
| 908 | @VisibleForTesting |
| 909 | static String toComponentTypeStr(int componentType) { |
| 910 | switch(componentType) { |
| 911 | case ComponentType.SYSTEM: |
| 912 | return "SYSTEM"; |
| 913 | case ComponentType.VENDOR: |
| 914 | return "VENDOR"; |
| 915 | case ComponentType.THIRD_PARTY: |
| 916 | return "THIRD_PARTY"; |
| 917 | default: |
| 918 | return "UNKNOWN"; |
| 919 | } |
| 920 | } |
| 921 | |
| 922 | private static List<PerStateIoOveruseThreshold> toPerStateIoOveruseThresholds( |
| 923 | Map<String, PerStateBytes> thresholds) { |
| 924 | List<PerStateIoOveruseThreshold> internalThresholds = new ArrayList<>(); |
| 925 | for (Map.Entry<String, PerStateBytes> entry : thresholds.entrySet()) { |
| 926 | if (!entry.getKey().isEmpty()) { |
| 927 | internalThresholds.add(toPerStateIoOveruseThreshold(entry.getKey(), |
| 928 | entry.getValue())); |
| 929 | } |
| 930 | } |
| 931 | return internalThresholds; |
| 932 | } |
| 933 | |
| 934 | private static PerStateIoOveruseThreshold toPerStateIoOveruseThreshold(String name, |
| 935 | PerStateBytes perStateBytes) { |
| 936 | PerStateIoOveruseThreshold threshold = new PerStateIoOveruseThreshold(); |
| 937 | threshold.name = name; |
| 938 | threshold.perStateWriteBytes = new android.automotive.watchdog.PerStateBytes(); |
| 939 | threshold.perStateWriteBytes.foregroundBytes = perStateBytes.getForegroundModeBytes(); |
| 940 | threshold.perStateWriteBytes.backgroundBytes = perStateBytes.getBackgroundModeBytes(); |
| 941 | threshold.perStateWriteBytes.garageModeBytes = perStateBytes.getGarageModeBytes(); |
| 942 | return threshold; |
| 943 | } |
| 944 | |
| 945 | private static List<android.automotive.watchdog.internal.IoOveruseAlertThreshold> |
| 946 | toInternalIoOveruseAlertThresholds(List<IoOveruseAlertThreshold> thresholds) { |
| 947 | List<android.automotive.watchdog.internal.IoOveruseAlertThreshold> internalThresholds = |
| 948 | new ArrayList<>(); |
| 949 | for (IoOveruseAlertThreshold threshold : thresholds) { |
| 950 | if (threshold.getDurationInSeconds() == 0 |
| 951 | || threshold.getWrittenBytesPerSecond() == 0) { |
| 952 | continue; |
| 953 | } |
| 954 | android.automotive.watchdog.internal.IoOveruseAlertThreshold internalThreshold = |
| 955 | new android.automotive.watchdog.internal.IoOveruseAlertThreshold(); |
| 956 | internalThreshold.durationInSeconds = threshold.getDurationInSeconds(); |
| 957 | internalThreshold.writtenBytesPerSecond = threshold.getWrittenBytesPerSecond(); |
| 958 | internalThresholds.add(internalThreshold); |
| 959 | } |
| 960 | return internalThresholds; |
| 961 | } |
| 962 | |
| 963 | private static ResourceOveruseConfiguration toResourceOveruseConfiguration( |
| 964 | android.automotive.watchdog.internal.ResourceOveruseConfiguration internalConfig, |
| 965 | @CarWatchdogManager.ResourceOveruseFlag int resourceOveruseFlag) { |
| 966 | Map<String, String> packagesToAppCategoryTypes = new ArrayMap<>(); |
| 967 | for (PackageMetadata metadata : internalConfig.packageMetadata) { |
| 968 | String categoryTypeStr; |
| 969 | switch (metadata.appCategoryType) { |
| 970 | case ApplicationCategoryType.MAPS: |
| 971 | categoryTypeStr = ResourceOveruseConfiguration.APPLICATION_CATEGORY_TYPE_MAPS; |
| 972 | break; |
| 973 | case ApplicationCategoryType.MEDIA: |
| 974 | categoryTypeStr = ResourceOveruseConfiguration.APPLICATION_CATEGORY_TYPE_MEDIA; |
| 975 | break; |
| 976 | default: |
| 977 | continue; |
| 978 | } |
| 979 | packagesToAppCategoryTypes.put(metadata.packageName, categoryTypeStr); |
| 980 | } |
| 981 | ResourceOveruseConfiguration.Builder configBuilder = |
| 982 | new ResourceOveruseConfiguration.Builder( |
| 983 | internalConfig.componentType, |
| 984 | internalConfig.safeToKillPackages, |
| 985 | internalConfig.vendorPackagePrefixes, |
| 986 | packagesToAppCategoryTypes); |
| 987 | for (ResourceSpecificConfiguration resourceSpecificConfig : |
| 988 | internalConfig.resourceSpecificConfigurations) { |
| 989 | if (resourceSpecificConfig.getTag() |
| 990 | == ResourceSpecificConfiguration.ioOveruseConfiguration |
| 991 | && (resourceOveruseFlag & FLAG_RESOURCE_OVERUSE_IO) != 0) { |
| 992 | configBuilder.setIoOveruseConfiguration(toIoOveruseConfiguration( |
| 993 | resourceSpecificConfig.getIoOveruseConfiguration())); |
| 994 | } |
| 995 | } |
| 996 | return configBuilder.build(); |
| 997 | } |
| 998 | |
| 999 | private static IoOveruseConfiguration toIoOveruseConfiguration( |
| 1000 | android.automotive.watchdog.internal.IoOveruseConfiguration internalConfig) { |
| 1001 | PerStateBytes componentLevelThresholds = |
| 1002 | toPerStateBytes(internalConfig.componentLevelThresholds.perStateWriteBytes); |
| 1003 | Map<String, PerStateBytes> packageSpecificThresholds = |
| 1004 | toPerStateBytesMap(internalConfig.packageSpecificThresholds); |
| 1005 | Map<String, PerStateBytes> appCategorySpecificThresholds = |
| 1006 | toPerStateBytesMap(internalConfig.categorySpecificThresholds); |
| 1007 | replaceKey(appCategorySpecificThresholds, INTERNAL_APPLICATION_CATEGORY_TYPE_MAPS, |
| 1008 | ResourceOveruseConfiguration.APPLICATION_CATEGORY_TYPE_MAPS); |
| 1009 | replaceKey(appCategorySpecificThresholds, INTERNAL_APPLICATION_CATEGORY_TYPE_MEDIA, |
| 1010 | ResourceOveruseConfiguration.APPLICATION_CATEGORY_TYPE_MEDIA); |
| 1011 | List<IoOveruseAlertThreshold> systemWideThresholds = |
| 1012 | toIoOveruseAlertThresholds(internalConfig.systemWideThresholds); |
| 1013 | |
| 1014 | IoOveruseConfiguration.Builder configBuilder = new IoOveruseConfiguration.Builder( |
| 1015 | componentLevelThresholds, packageSpecificThresholds, appCategorySpecificThresholds, |
| 1016 | systemWideThresholds); |
| 1017 | return configBuilder.build(); |
| 1018 | } |
| 1019 | |
| 1020 | private static Map<String, PerStateBytes> toPerStateBytesMap( |
| 1021 | List<PerStateIoOveruseThreshold> thresholds) { |
| 1022 | Map<String, PerStateBytes> thresholdsMap = new ArrayMap<>(); |
| 1023 | for (PerStateIoOveruseThreshold threshold : thresholds) { |
| 1024 | thresholdsMap.put(threshold.name, toPerStateBytes(threshold.perStateWriteBytes)); |
| 1025 | } |
| 1026 | return thresholdsMap; |
| 1027 | } |
| 1028 | |
| 1029 | private static List<IoOveruseAlertThreshold> toIoOveruseAlertThresholds( |
| 1030 | List<android.automotive.watchdog.internal.IoOveruseAlertThreshold> internalThresholds) { |
| 1031 | List<IoOveruseAlertThreshold> thresholds = new ArrayList<>(); |
| 1032 | for (android.automotive.watchdog.internal.IoOveruseAlertThreshold internalThreshold |
| 1033 | : internalThresholds) { |
| 1034 | thresholds.add(new IoOveruseAlertThreshold(internalThreshold.durationInSeconds, |
| 1035 | internalThreshold.writtenBytesPerSecond)); |
| 1036 | } |
| 1037 | return thresholds; |
| 1038 | } |
| 1039 | |
| 1040 | private static void replaceKey(Map<String, PerStateBytes> map, String oldKey, String newKey) { |
| 1041 | PerStateBytes perStateBytes = map.get(oldKey); |
| 1042 | if (perStateBytes != null) { |
| 1043 | map.put(newKey, perStateBytes); |
| 1044 | map.remove(oldKey); |
| 1045 | } |
| 1046 | } |
| 1047 | |
Lakshman Annadorai | 5cdf80c | 2021-04-14 13:07:55 -0700 | [diff] [blame] | 1048 | private final class PackageResourceUsage { |
Lakshman Annadorai | cf5f3a9 | 2021-04-02 15:26:16 -0700 | [diff] [blame] | 1049 | public final String packageName; |
| 1050 | public @UserIdInt final int userId; |
| 1051 | public final PackageIoUsage ioUsage; |
| 1052 | public int oldEnabledState; |
| 1053 | |
| 1054 | private @KillableState int mKillableState; |
| 1055 | |
Lakshman Annadorai | 5cdf80c | 2021-04-14 13:07:55 -0700 | [diff] [blame] | 1056 | /** Must be called only after acquiring {@link mLock} */ |
Lakshman Annadorai | cf5f3a9 | 2021-04-02 15:26:16 -0700 | [diff] [blame] | 1057 | PackageResourceUsage(@UserIdInt int userId, String packageName) { |
| 1058 | this.packageName = packageName; |
| 1059 | this.userId = userId; |
| 1060 | this.ioUsage = new PackageIoUsage(); |
| 1061 | this.oldEnabledState = -1; |
Lakshman Annadorai | 5cdf80c | 2021-04-14 13:07:55 -0700 | [diff] [blame] | 1062 | this.mKillableState = mDefaultNotKillablePackages.contains(packageName) |
| 1063 | ? KILLABLE_STATE_NO : KILLABLE_STATE_YES; |
Lakshman Annadorai | cf5f3a9 | 2021-04-02 15:26:16 -0700 | [diff] [blame] | 1064 | } |
| 1065 | |
Lakshman Annadorai | 5cdf80c | 2021-04-14 13:07:55 -0700 | [diff] [blame] | 1066 | public void updateLocked(android.automotive.watchdog.IoOveruseStats internalStats) { |
Lakshman Annadorai | cf5f3a9 | 2021-04-02 15:26:16 -0700 | [diff] [blame] | 1067 | if (!internalStats.killableOnOveruse) { |
| 1068 | /* |
| 1069 | * Killable value specified in the internal stats is provided by the native daemon. |
| 1070 | * This value reflects whether or not an application is safe-to-kill on overuse. |
| 1071 | * This setting is from the I/O overuse configuration specified by the system and |
| 1072 | * vendor services and doesn't reflect the user choices. Thus if the internal stats |
| 1073 | * specify the application is not killable, the application is not safe-to-kill. |
| 1074 | */ |
Lakshman Annadorai | 5cdf80c | 2021-04-14 13:07:55 -0700 | [diff] [blame] | 1075 | mKillableState = KILLABLE_STATE_NEVER; |
| 1076 | } else if (mKillableState == KILLABLE_STATE_NEVER) { |
| 1077 | /* |
| 1078 | * This case happens when a previously unsafe to kill system/vendor package was |
| 1079 | * recently marked as safe-to-kill so update the old state to the default value. |
| 1080 | */ |
| 1081 | mKillableState = mDefaultNotKillablePackages.contains(packageName) |
| 1082 | ? KILLABLE_STATE_NO : KILLABLE_STATE_YES; |
Lakshman Annadorai | cf5f3a9 | 2021-04-02 15:26:16 -0700 | [diff] [blame] | 1083 | } |
| 1084 | ioUsage.update(internalStats); |
| 1085 | } |
| 1086 | |
Lakshman Annadorai | f5c1d14 | 2021-04-15 12:51:46 -0700 | [diff] [blame] | 1087 | public ResourceOveruseStats.Builder getResourceOveruseStatsBuilder() { |
| 1088 | return new ResourceOveruseStats.Builder(packageName, UserHandle.of(userId)); |
| 1089 | } |
Lakshman Annadorai | cf5f3a9 | 2021-04-02 15:26:16 -0700 | [diff] [blame] | 1090 | |
Lakshman Annadorai | f5c1d14 | 2021-04-15 12:51:46 -0700 | [diff] [blame] | 1091 | public IoOveruseStats getIoOveruseStats() { |
| 1092 | if (!ioUsage.hasUsage()) { |
| 1093 | return null; |
| 1094 | } |
| 1095 | return ioUsage.getStatsBuilder().setKillableOnOveruse( |
| 1096 | mKillableState != KILLABLE_STATE_NEVER).build(); |
Lakshman Annadorai | cf5f3a9 | 2021-04-02 15:26:16 -0700 | [diff] [blame] | 1097 | } |
| 1098 | |
| 1099 | public @KillableState int getKillableState() { |
| 1100 | return mKillableState; |
| 1101 | } |
| 1102 | |
| 1103 | public boolean setKillableState(boolean isKillable) { |
Lakshman Annadorai | 5cdf80c | 2021-04-14 13:07:55 -0700 | [diff] [blame] | 1104 | if (mKillableState == KILLABLE_STATE_NEVER) { |
Lakshman Annadorai | cf5f3a9 | 2021-04-02 15:26:16 -0700 | [diff] [blame] | 1105 | return false; |
| 1106 | } |
| 1107 | mKillableState = isKillable ? KILLABLE_STATE_YES : KILLABLE_STATE_NO; |
| 1108 | return true; |
| 1109 | } |
Lakshman Annadorai | 5cdf80c | 2021-04-14 13:07:55 -0700 | [diff] [blame] | 1110 | |
| 1111 | public int syncAndFetchKillableStateLocked(int myComponentType) { |
| 1112 | /* |
| 1113 | * The killable state goes out-of-sync: |
| 1114 | * 1. When the on-device safe-to-kill list is recently updated and the user package |
| 1115 | * didn't have any resource usage so the native daemon didn't update the killable state. |
| 1116 | * 2. When a package has no resource usage and is initialized outside of processing the |
| 1117 | * latest resource usage stats. |
| 1118 | */ |
| 1119 | if (myComponentType != ComponentType.THIRD_PARTY |
| 1120 | && !mSafeToKillPackages.contains(packageName)) { |
| 1121 | mKillableState = KILLABLE_STATE_NEVER; |
| 1122 | } else if (mKillableState == KILLABLE_STATE_NEVER) { |
| 1123 | mKillableState = mDefaultNotKillablePackages.contains(packageName) |
| 1124 | ? KILLABLE_STATE_NO : KILLABLE_STATE_YES; |
| 1125 | } |
| 1126 | return mKillableState; |
| 1127 | } |
Lakshman Annadorai | ec4d08a | 2021-04-30 08:29:10 -0700 | [diff] [blame] | 1128 | |
| 1129 | public void resetStats() { |
| 1130 | ioUsage.resetStats(); |
| 1131 | } |
Lakshman Annadorai | cf5f3a9 | 2021-04-02 15:26:16 -0700 | [diff] [blame] | 1132 | } |
| 1133 | |
| 1134 | private static final class PackageIoUsage { |
| 1135 | private android.automotive.watchdog.IoOveruseStats mIoOveruseStats; |
| 1136 | private android.automotive.watchdog.PerStateBytes mForgivenWriteBytes; |
| 1137 | private long mTotalTimesKilled; |
| 1138 | |
| 1139 | PackageIoUsage() { |
| 1140 | mTotalTimesKilled = 0; |
| 1141 | } |
| 1142 | |
| 1143 | public boolean hasUsage() { |
| 1144 | return mIoOveruseStats != null; |
| 1145 | } |
| 1146 | |
| 1147 | public void update(android.automotive.watchdog.IoOveruseStats internalStats) { |
| 1148 | mIoOveruseStats = internalStats; |
| 1149 | if (exceedsThreshold()) { |
| 1150 | /* |
| 1151 | * Forgive written bytes on overuse as the package is either forgiven or killed on |
| 1152 | * overuse. When the package is killed, the user may opt to open the corresponding |
| 1153 | * app and the package should be forgiven anyways. |
| 1154 | * NOTE: If this logic is updated, update the daemon side logic as well. |
| 1155 | */ |
| 1156 | mForgivenWriteBytes = internalStats.writtenBytes; |
| 1157 | } |
| 1158 | } |
| 1159 | |
| 1160 | public IoOveruseStats.Builder getStatsBuilder() { |
| 1161 | IoOveruseStats.Builder statsBuilder = toIoOveruseStatsBuilder(mIoOveruseStats); |
| 1162 | statsBuilder.setTotalTimesKilled(mTotalTimesKilled); |
| 1163 | return statsBuilder; |
| 1164 | } |
| 1165 | |
| 1166 | public boolean exceedsThreshold() { |
| 1167 | if (!hasUsage()) { |
| 1168 | return false; |
| 1169 | } |
| 1170 | android.automotive.watchdog.PerStateBytes remaining = |
| 1171 | mIoOveruseStats.remainingWriteBytes; |
| 1172 | return remaining.foregroundBytes == 0 || remaining.backgroundBytes == 0 |
| 1173 | || remaining.garageModeBytes == 0; |
| 1174 | } |
| 1175 | |
Lakshman Annadorai | ec4d08a | 2021-04-30 08:29:10 -0700 | [diff] [blame] | 1176 | public void resetStats() { |
Lakshman Annadorai | cf5f3a9 | 2021-04-02 15:26:16 -0700 | [diff] [blame] | 1177 | mIoOveruseStats = null; |
| 1178 | mForgivenWriteBytes = null; |
| 1179 | mTotalTimesKilled = 0; |
| 1180 | } |
| 1181 | } |
| 1182 | |
Lakshman Annadorai | 016127e | 2021-03-18 09:11:43 -0700 | [diff] [blame] | 1183 | private final class ResourceOveruseListenerInfo implements IBinder.DeathRecipient { |
| 1184 | public final IResourceOveruseListener listener; |
| 1185 | public final @CarWatchdogManager.ResourceOveruseFlag int flag; |
| 1186 | public final int pid; |
| 1187 | public final int uid; |
| 1188 | public final boolean isListenerForSystem; |
| 1189 | |
| 1190 | ResourceOveruseListenerInfo(IResourceOveruseListener listener, |
| 1191 | @CarWatchdogManager.ResourceOveruseFlag int flag, int pid, int uid, |
| 1192 | boolean isListenerForSystem) { |
| 1193 | this.listener = listener; |
| 1194 | this.flag = flag; |
| 1195 | this.pid = pid; |
| 1196 | this.uid = uid; |
| 1197 | this.isListenerForSystem = isListenerForSystem; |
| 1198 | } |
| 1199 | |
| 1200 | @Override |
| 1201 | public void binderDied() { |
Lakshman Annadorai | d7b8a03 | 2021-04-20 12:31:05 -0700 | [diff] [blame] | 1202 | Slogf.w(CarWatchdogService.TAG, "Resource overuse listener%s (pid: %d) died", |
Lakshman Annadorai | 016127e | 2021-03-18 09:11:43 -0700 | [diff] [blame] | 1203 | isListenerForSystem ? " for system" : "", pid); |
| 1204 | onResourceOveruseListenerDeath(uid, isListenerForSystem); |
| 1205 | unlinkToDeath(); |
| 1206 | } |
| 1207 | |
| 1208 | private void linkToDeath() throws RemoteException { |
| 1209 | listener.asBinder().linkToDeath(this, 0); |
| 1210 | } |
| 1211 | |
| 1212 | private void unlinkToDeath() { |
| 1213 | listener.asBinder().unlinkToDeath(this, 0); |
| 1214 | } |
| 1215 | } |
| 1216 | } |