Neil Fuller | 68f6666 | 2017-03-16 18:32:21 +0000 | [diff] [blame] | 1 | /* |
| 2 | * Copyright (C) 2017 The Android Open Source Project |
| 3 | * |
| 4 | * Licensed under the Apache License, Version 2.0 (the "License"); |
| 5 | * you may not use this file except in compliance with the License. |
| 6 | * You may obtain a copy of the License at |
| 7 | * |
| 8 | * http://www.apache.org/licenses/LICENSE-2.0 |
| 9 | * |
| 10 | * Unless required by applicable law or agreed to in writing, software |
| 11 | * distributed under the License is distributed on an "AS IS" BASIS, |
| 12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| 13 | * See the License for the specific language governing permissions and |
| 14 | * limitations under the License. |
| 15 | */ |
| 16 | |
| 17 | package com.android.server.timezone; |
| 18 | |
| 19 | import com.android.internal.annotations.VisibleForTesting; |
Neil Fuller | d857f67 | 2017-07-20 11:00:35 +0100 | [diff] [blame] | 20 | import com.android.server.EventLogTags; |
Neil Fuller | 68f6666 | 2017-03-16 18:32:21 +0000 | [diff] [blame] | 21 | import com.android.server.SystemService; |
Neil Fuller | a6a71d0 | 2017-06-13 15:12:17 +0100 | [diff] [blame] | 22 | import com.android.timezone.distro.DistroException; |
| 23 | import com.android.timezone.distro.DistroVersion; |
| 24 | import com.android.timezone.distro.StagedDistroOperation; |
Neil Fuller | 54525bf | 2017-06-22 14:10:29 +0100 | [diff] [blame] | 25 | import com.android.timezone.distro.TimeZoneDistro; |
Neil Fuller | 5ca8b5b | 2017-06-29 12:39:49 +0100 | [diff] [blame] | 26 | import com.android.timezone.distro.installer.TimeZoneDistroInstaller; |
Neil Fuller | 68f6666 | 2017-03-16 18:32:21 +0000 | [diff] [blame] | 27 | |
| 28 | import android.app.timezone.Callback; |
| 29 | import android.app.timezone.DistroFormatVersion; |
| 30 | import android.app.timezone.DistroRulesVersion; |
| 31 | import android.app.timezone.ICallback; |
| 32 | import android.app.timezone.IRulesManager; |
| 33 | import android.app.timezone.RulesManager; |
| 34 | import android.app.timezone.RulesState; |
| 35 | import android.content.Context; |
| 36 | import android.os.ParcelFileDescriptor; |
| 37 | import android.os.RemoteException; |
| 38 | import android.util.Slog; |
| 39 | |
| 40 | import java.io.File; |
Neil Fuller | 87b1128 | 2017-06-23 16:43:45 +0100 | [diff] [blame] | 41 | import java.io.FileDescriptor; |
Neil Fuller | 54525bf | 2017-06-22 14:10:29 +0100 | [diff] [blame] | 42 | import java.io.FileInputStream; |
Neil Fuller | 68f6666 | 2017-03-16 18:32:21 +0000 | [diff] [blame] | 43 | import java.io.IOException; |
Neil Fuller | 54525bf | 2017-06-22 14:10:29 +0100 | [diff] [blame] | 44 | import java.io.InputStream; |
Neil Fuller | 87b1128 | 2017-06-23 16:43:45 +0100 | [diff] [blame] | 45 | import java.io.PrintWriter; |
Neil Fuller | 68f6666 | 2017-03-16 18:32:21 +0000 | [diff] [blame] | 46 | import java.util.Arrays; |
| 47 | import java.util.concurrent.Executor; |
| 48 | import java.util.concurrent.atomic.AtomicBoolean; |
Neil Fuller | 87b1128 | 2017-06-23 16:43:45 +0100 | [diff] [blame] | 49 | import libcore.icu.ICU; |
| 50 | import libcore.util.ZoneInfoDB; |
| 51 | |
| 52 | import static android.app.timezone.RulesState.DISTRO_STATUS_INSTALLED; |
| 53 | import static android.app.timezone.RulesState.DISTRO_STATUS_NONE; |
| 54 | import static android.app.timezone.RulesState.DISTRO_STATUS_UNKNOWN; |
| 55 | import static android.app.timezone.RulesState.STAGED_OPERATION_INSTALL; |
| 56 | import static android.app.timezone.RulesState.STAGED_OPERATION_NONE; |
| 57 | import static android.app.timezone.RulesState.STAGED_OPERATION_UNINSTALL; |
| 58 | import static android.app.timezone.RulesState.STAGED_OPERATION_UNKNOWN; |
Neil Fuller | 68f6666 | 2017-03-16 18:32:21 +0000 | [diff] [blame] | 59 | |
Neil Fuller | 68f6666 | 2017-03-16 18:32:21 +0000 | [diff] [blame] | 60 | public final class RulesManagerService extends IRulesManager.Stub { |
| 61 | |
| 62 | private static final String TAG = "timezone.RulesManagerService"; |
| 63 | |
| 64 | /** The distro format supported by this device. */ |
| 65 | @VisibleForTesting(visibility = VisibleForTesting.Visibility.PRIVATE) |
| 66 | static final DistroFormatVersion DISTRO_FORMAT_VERSION_SUPPORTED = |
| 67 | new DistroFormatVersion( |
| 68 | DistroVersion.CURRENT_FORMAT_MAJOR_VERSION, |
| 69 | DistroVersion.CURRENT_FORMAT_MINOR_VERSION); |
| 70 | |
| 71 | public static class Lifecycle extends SystemService { |
| 72 | private RulesManagerService mService; |
| 73 | |
| 74 | public Lifecycle(Context context) { |
| 75 | super(context); |
| 76 | } |
| 77 | |
| 78 | @Override |
| 79 | public void onStart() { |
| 80 | mService = RulesManagerService.create(getContext()); |
| 81 | mService.start(); |
| 82 | |
| 83 | publishBinderService(Context.TIME_ZONE_RULES_MANAGER_SERVICE, mService); |
| 84 | } |
| 85 | } |
| 86 | |
| 87 | @VisibleForTesting(visibility = VisibleForTesting.Visibility.PRIVATE) |
| 88 | static final String REQUIRED_UPDATER_PERMISSION = |
| 89 | android.Manifest.permission.UPDATE_TIME_ZONE_RULES; |
| 90 | private static final File SYSTEM_TZ_DATA_FILE = new File("/system/usr/share/zoneinfo/tzdata"); |
| 91 | private static final File TZ_DATA_DIR = new File("/data/misc/zoneinfo"); |
| 92 | |
| 93 | private final AtomicBoolean mOperationInProgress = new AtomicBoolean(false); |
| 94 | private final PermissionHelper mPermissionHelper; |
| 95 | private final PackageTracker mPackageTracker; |
| 96 | private final Executor mExecutor; |
| 97 | private final TimeZoneDistroInstaller mInstaller; |
Neil Fuller | 68f6666 | 2017-03-16 18:32:21 +0000 | [diff] [blame] | 98 | |
| 99 | private static RulesManagerService create(Context context) { |
| 100 | RulesManagerServiceHelperImpl helper = new RulesManagerServiceHelperImpl(context); |
| 101 | return new RulesManagerService( |
| 102 | helper /* permissionHelper */, |
| 103 | helper /* executor */, |
Neil Fuller | 68f6666 | 2017-03-16 18:32:21 +0000 | [diff] [blame] | 104 | PackageTracker.create(context), |
| 105 | new TimeZoneDistroInstaller(TAG, SYSTEM_TZ_DATA_FILE, TZ_DATA_DIR)); |
| 106 | } |
| 107 | |
| 108 | // A constructor that can be used by tests to supply mocked / faked dependencies. |
| 109 | RulesManagerService(PermissionHelper permissionHelper, |
Neil Fuller | 54525bf | 2017-06-22 14:10:29 +0100 | [diff] [blame] | 110 | Executor executor, PackageTracker packageTracker, |
Neil Fuller | 68f6666 | 2017-03-16 18:32:21 +0000 | [diff] [blame] | 111 | TimeZoneDistroInstaller timeZoneDistroInstaller) { |
| 112 | mPermissionHelper = permissionHelper; |
| 113 | mExecutor = executor; |
Neil Fuller | 68f6666 | 2017-03-16 18:32:21 +0000 | [diff] [blame] | 114 | mPackageTracker = packageTracker; |
| 115 | mInstaller = timeZoneDistroInstaller; |
| 116 | } |
| 117 | |
| 118 | public void start() { |
| 119 | mPackageTracker.start(); |
| 120 | } |
| 121 | |
| 122 | @Override // Binder call |
| 123 | public RulesState getRulesState() { |
| 124 | mPermissionHelper.enforceCallerHasPermission(REQUIRED_UPDATER_PERMISSION); |
| 125 | |
Neil Fuller | 87b1128 | 2017-06-23 16:43:45 +0100 | [diff] [blame] | 126 | return getRulesStateInternal(); |
| 127 | } |
| 128 | |
| 129 | /** Like {@link #getRulesState()} without the permission check. */ |
| 130 | private RulesState getRulesStateInternal() { |
Neil Fuller | 68f6666 | 2017-03-16 18:32:21 +0000 | [diff] [blame] | 131 | synchronized(this) { |
| 132 | String systemRulesVersion; |
| 133 | try { |
| 134 | systemRulesVersion = mInstaller.getSystemRulesVersion(); |
| 135 | } catch (IOException e) { |
| 136 | Slog.w(TAG, "Failed to read system rules", e); |
| 137 | return null; |
| 138 | } |
| 139 | |
| 140 | boolean operationInProgress = this.mOperationInProgress.get(); |
| 141 | |
| 142 | // Determine the staged operation status, if possible. |
| 143 | DistroRulesVersion stagedDistroRulesVersion = null; |
Neil Fuller | 87b1128 | 2017-06-23 16:43:45 +0100 | [diff] [blame] | 144 | int stagedOperationStatus = STAGED_OPERATION_UNKNOWN; |
Neil Fuller | 68f6666 | 2017-03-16 18:32:21 +0000 | [diff] [blame] | 145 | if (!operationInProgress) { |
| 146 | StagedDistroOperation stagedDistroOperation; |
| 147 | try { |
| 148 | stagedDistroOperation = mInstaller.getStagedDistroOperation(); |
| 149 | if (stagedDistroOperation == null) { |
Neil Fuller | 87b1128 | 2017-06-23 16:43:45 +0100 | [diff] [blame] | 150 | stagedOperationStatus = STAGED_OPERATION_NONE; |
Neil Fuller | 68f6666 | 2017-03-16 18:32:21 +0000 | [diff] [blame] | 151 | } else if (stagedDistroOperation.isUninstall) { |
Neil Fuller | 87b1128 | 2017-06-23 16:43:45 +0100 | [diff] [blame] | 152 | stagedOperationStatus = STAGED_OPERATION_UNINSTALL; |
Neil Fuller | 68f6666 | 2017-03-16 18:32:21 +0000 | [diff] [blame] | 153 | } else { |
| 154 | // Must be an install. |
Neil Fuller | 87b1128 | 2017-06-23 16:43:45 +0100 | [diff] [blame] | 155 | stagedOperationStatus = STAGED_OPERATION_INSTALL; |
Neil Fuller | 68f6666 | 2017-03-16 18:32:21 +0000 | [diff] [blame] | 156 | DistroVersion stagedDistroVersion = stagedDistroOperation.distroVersion; |
| 157 | stagedDistroRulesVersion = new DistroRulesVersion( |
| 158 | stagedDistroVersion.rulesVersion, |
| 159 | stagedDistroVersion.revision); |
| 160 | } |
| 161 | } catch (DistroException | IOException e) { |
| 162 | Slog.w(TAG, "Failed to read staged distro.", e); |
| 163 | } |
| 164 | } |
| 165 | |
| 166 | // Determine the installed distro state, if possible. |
| 167 | DistroVersion installedDistroVersion; |
Neil Fuller | 87b1128 | 2017-06-23 16:43:45 +0100 | [diff] [blame] | 168 | int distroStatus = DISTRO_STATUS_UNKNOWN; |
Neil Fuller | 68f6666 | 2017-03-16 18:32:21 +0000 | [diff] [blame] | 169 | DistroRulesVersion installedDistroRulesVersion = null; |
| 170 | if (!operationInProgress) { |
| 171 | try { |
| 172 | installedDistroVersion = mInstaller.getInstalledDistroVersion(); |
| 173 | if (installedDistroVersion == null) { |
Neil Fuller | 87b1128 | 2017-06-23 16:43:45 +0100 | [diff] [blame] | 174 | distroStatus = DISTRO_STATUS_NONE; |
Neil Fuller | 68f6666 | 2017-03-16 18:32:21 +0000 | [diff] [blame] | 175 | installedDistroRulesVersion = null; |
| 176 | } else { |
Neil Fuller | 87b1128 | 2017-06-23 16:43:45 +0100 | [diff] [blame] | 177 | distroStatus = DISTRO_STATUS_INSTALLED; |
Neil Fuller | 68f6666 | 2017-03-16 18:32:21 +0000 | [diff] [blame] | 178 | installedDistroRulesVersion = new DistroRulesVersion( |
| 179 | installedDistroVersion.rulesVersion, |
| 180 | installedDistroVersion.revision); |
| 181 | } |
| 182 | } catch (DistroException | IOException e) { |
| 183 | Slog.w(TAG, "Failed to read installed distro.", e); |
| 184 | } |
| 185 | } |
| 186 | return new RulesState(systemRulesVersion, DISTRO_FORMAT_VERSION_SUPPORTED, |
| 187 | operationInProgress, stagedOperationStatus, stagedDistroRulesVersion, |
| 188 | distroStatus, installedDistroRulesVersion); |
| 189 | } |
| 190 | } |
| 191 | |
| 192 | @Override |
Neil Fuller | 54525bf | 2017-06-22 14:10:29 +0100 | [diff] [blame] | 193 | public int requestInstall(ParcelFileDescriptor distroParcelFileDescriptor, |
| 194 | byte[] checkTokenBytes, ICallback callback) { |
Neil Fuller | 68f6666 | 2017-03-16 18:32:21 +0000 | [diff] [blame] | 195 | |
Neil Fuller | 54525bf | 2017-06-22 14:10:29 +0100 | [diff] [blame] | 196 | boolean closeParcelFileDescriptorOnExit = true; |
| 197 | try { |
| 198 | mPermissionHelper.enforceCallerHasPermission(REQUIRED_UPDATER_PERMISSION); |
Neil Fuller | 68f6666 | 2017-03-16 18:32:21 +0000 | [diff] [blame] | 199 | |
Neil Fuller | 54525bf | 2017-06-22 14:10:29 +0100 | [diff] [blame] | 200 | CheckToken checkToken = null; |
| 201 | if (checkTokenBytes != null) { |
| 202 | checkToken = createCheckTokenOrThrow(checkTokenBytes); |
| 203 | } |
Neil Fuller | d857f67 | 2017-07-20 11:00:35 +0100 | [diff] [blame] | 204 | EventLogTags.writeTimezoneRequestInstall(toStringOrNull(checkToken)); |
Neil Fuller | 68f6666 | 2017-03-16 18:32:21 +0000 | [diff] [blame] | 205 | |
Neil Fuller | 54525bf | 2017-06-22 14:10:29 +0100 | [diff] [blame] | 206 | synchronized (this) { |
| 207 | if (distroParcelFileDescriptor == null) { |
| 208 | throw new NullPointerException("distroParcelFileDescriptor == null"); |
| 209 | } |
| 210 | if (callback == null) { |
| 211 | throw new NullPointerException("observer == null"); |
| 212 | } |
| 213 | if (mOperationInProgress.get()) { |
| 214 | return RulesManager.ERROR_OPERATION_IN_PROGRESS; |
| 215 | } |
| 216 | mOperationInProgress.set(true); |
| 217 | |
| 218 | // Execute the install asynchronously. |
| 219 | mExecutor.execute( |
| 220 | new InstallRunnable(distroParcelFileDescriptor, checkToken, callback)); |
| 221 | |
| 222 | // The InstallRunnable now owns the ParcelFileDescriptor, so it will close it after |
| 223 | // it executes (and we do not have to). |
| 224 | closeParcelFileDescriptorOnExit = false; |
| 225 | |
| 226 | return RulesManager.SUCCESS; |
| 227 | } |
| 228 | } finally { |
| 229 | // We should close() the local ParcelFileDescriptor we were passed if it hasn't been |
| 230 | // passed to another thread to handle. |
| 231 | if (distroParcelFileDescriptor != null && closeParcelFileDescriptorOnExit) { |
| 232 | try { |
| 233 | distroParcelFileDescriptor.close(); |
| 234 | } catch (IOException e) { |
| 235 | Slog.w(TAG, "Failed to close distroParcelFileDescriptor", e); |
| 236 | } |
| 237 | } |
Neil Fuller | 68f6666 | 2017-03-16 18:32:21 +0000 | [diff] [blame] | 238 | } |
| 239 | } |
| 240 | |
| 241 | private class InstallRunnable implements Runnable { |
| 242 | |
Neil Fuller | 54525bf | 2017-06-22 14:10:29 +0100 | [diff] [blame] | 243 | private final ParcelFileDescriptor mDistroParcelFileDescriptor; |
Neil Fuller | 68f6666 | 2017-03-16 18:32:21 +0000 | [diff] [blame] | 244 | private final CheckToken mCheckToken; |
| 245 | private final ICallback mCallback; |
| 246 | |
Neil Fuller | 54525bf | 2017-06-22 14:10:29 +0100 | [diff] [blame] | 247 | InstallRunnable(ParcelFileDescriptor distroParcelFileDescriptor, CheckToken checkToken, |
| 248 | ICallback callback) { |
| 249 | mDistroParcelFileDescriptor = distroParcelFileDescriptor; |
Neil Fuller | 68f6666 | 2017-03-16 18:32:21 +0000 | [diff] [blame] | 250 | mCheckToken = checkToken; |
| 251 | mCallback = callback; |
| 252 | } |
| 253 | |
| 254 | @Override |
| 255 | public void run() { |
Neil Fuller | d857f67 | 2017-07-20 11:00:35 +0100 | [diff] [blame] | 256 | EventLogTags.writeTimezoneInstallStarted(toStringOrNull(mCheckToken)); |
| 257 | |
Neil Fuller | 54525bf | 2017-06-22 14:10:29 +0100 | [diff] [blame] | 258 | boolean success = false; |
Neil Fuller | 68f6666 | 2017-03-16 18:32:21 +0000 | [diff] [blame] | 259 | // Adopt the ParcelFileDescriptor into this try-with-resources so it is closed |
| 260 | // when we are done. |
Neil Fuller | 54525bf | 2017-06-22 14:10:29 +0100 | [diff] [blame] | 261 | try (ParcelFileDescriptor pfd = mDistroParcelFileDescriptor) { |
| 262 | // The ParcelFileDescriptor owns the underlying FileDescriptor and we'll close |
| 263 | // it at the end of the try-with-resources. |
| 264 | final boolean isFdOwner = false; |
| 265 | InputStream is = new FileInputStream(pfd.getFileDescriptor(), isFdOwner); |
| 266 | |
| 267 | TimeZoneDistro distro = new TimeZoneDistro(is); |
Neil Fuller | fe3b118 | 2017-06-19 12:56:08 +0100 | [diff] [blame] | 268 | int installerResult = mInstaller.stageInstallWithErrorCode(distro); |
Neil Fuller | 68f6666 | 2017-03-16 18:32:21 +0000 | [diff] [blame] | 269 | int resultCode = mapInstallerResultToApiCode(installerResult); |
Neil Fuller | d857f67 | 2017-07-20 11:00:35 +0100 | [diff] [blame] | 270 | EventLogTags.writeTimezoneInstallComplete(toStringOrNull(mCheckToken), resultCode); |
Neil Fuller | 68f6666 | 2017-03-16 18:32:21 +0000 | [diff] [blame] | 271 | sendFinishedStatus(mCallback, resultCode); |
| 272 | |
| 273 | // All the installer failure modes are currently non-recoverable and won't be |
| 274 | // improved by trying again. Therefore success = true. |
| 275 | success = true; |
| 276 | } catch (Exception e) { |
| 277 | Slog.w(TAG, "Failed to install distro.", e); |
Neil Fuller | d857f67 | 2017-07-20 11:00:35 +0100 | [diff] [blame] | 278 | EventLogTags.writeTimezoneInstallComplete( |
| 279 | toStringOrNull(mCheckToken), Callback.ERROR_UNKNOWN_FAILURE); |
Neil Fuller | 68f6666 | 2017-03-16 18:32:21 +0000 | [diff] [blame] | 280 | sendFinishedStatus(mCallback, Callback.ERROR_UNKNOWN_FAILURE); |
| 281 | } finally { |
| 282 | // Notify the package tracker that the operation is now complete. |
| 283 | mPackageTracker.recordCheckResult(mCheckToken, success); |
| 284 | |
| 285 | mOperationInProgress.set(false); |
| 286 | } |
| 287 | } |
| 288 | |
| 289 | private int mapInstallerResultToApiCode(int installerResult) { |
| 290 | switch (installerResult) { |
| 291 | case TimeZoneDistroInstaller.INSTALL_SUCCESS: |
| 292 | return Callback.SUCCESS; |
| 293 | case TimeZoneDistroInstaller.INSTALL_FAIL_BAD_DISTRO_STRUCTURE: |
| 294 | return Callback.ERROR_INSTALL_BAD_DISTRO_STRUCTURE; |
| 295 | case TimeZoneDistroInstaller.INSTALL_FAIL_RULES_TOO_OLD: |
| 296 | return Callback.ERROR_INSTALL_RULES_TOO_OLD; |
| 297 | case TimeZoneDistroInstaller.INSTALL_FAIL_BAD_DISTRO_FORMAT_VERSION: |
| 298 | return Callback.ERROR_INSTALL_BAD_DISTRO_FORMAT_VERSION; |
| 299 | case TimeZoneDistroInstaller.INSTALL_FAIL_VALIDATION_ERROR: |
| 300 | return Callback.ERROR_INSTALL_VALIDATION_ERROR; |
| 301 | default: |
| 302 | return Callback.ERROR_UNKNOWN_FAILURE; |
| 303 | } |
| 304 | } |
| 305 | } |
| 306 | |
| 307 | @Override |
| 308 | public int requestUninstall(byte[] checkTokenBytes, ICallback callback) { |
| 309 | mPermissionHelper.enforceCallerHasPermission(REQUIRED_UPDATER_PERMISSION); |
| 310 | |
| 311 | CheckToken checkToken = null; |
| 312 | if (checkTokenBytes != null) { |
| 313 | checkToken = createCheckTokenOrThrow(checkTokenBytes); |
| 314 | } |
Neil Fuller | d857f67 | 2017-07-20 11:00:35 +0100 | [diff] [blame] | 315 | EventLogTags.writeTimezoneRequestUninstall(toStringOrNull(checkToken)); |
Neil Fuller | 68f6666 | 2017-03-16 18:32:21 +0000 | [diff] [blame] | 316 | synchronized(this) { |
| 317 | if (callback == null) { |
| 318 | throw new NullPointerException("callback == null"); |
| 319 | } |
| 320 | |
| 321 | if (mOperationInProgress.get()) { |
| 322 | return RulesManager.ERROR_OPERATION_IN_PROGRESS; |
| 323 | } |
| 324 | mOperationInProgress.set(true); |
| 325 | |
| 326 | // Execute the uninstall asynchronously. |
| 327 | mExecutor.execute(new UninstallRunnable(checkToken, callback)); |
| 328 | |
| 329 | return RulesManager.SUCCESS; |
| 330 | } |
| 331 | } |
| 332 | |
| 333 | private class UninstallRunnable implements Runnable { |
| 334 | |
| 335 | private final CheckToken mCheckToken; |
| 336 | private final ICallback mCallback; |
| 337 | |
Neil Fuller | a47c363 | 2017-07-26 13:56:25 +0100 | [diff] [blame] | 338 | UninstallRunnable(CheckToken checkToken, ICallback callback) { |
Neil Fuller | 68f6666 | 2017-03-16 18:32:21 +0000 | [diff] [blame] | 339 | mCheckToken = checkToken; |
| 340 | mCallback = callback; |
| 341 | } |
| 342 | |
| 343 | @Override |
| 344 | public void run() { |
Neil Fuller | d857f67 | 2017-07-20 11:00:35 +0100 | [diff] [blame] | 345 | EventLogTags.writeTimezoneUninstallStarted(toStringOrNull(mCheckToken)); |
Neil Fuller | 8e27c92 | 2017-09-14 09:34:56 +0100 | [diff] [blame^] | 346 | boolean packageTrackerStatus = false; |
Neil Fuller | 68f6666 | 2017-03-16 18:32:21 +0000 | [diff] [blame] | 347 | try { |
Neil Fuller | 8e27c92 | 2017-09-14 09:34:56 +0100 | [diff] [blame^] | 348 | int uninstallResult = mInstaller.stageUninstall(); |
| 349 | packageTrackerStatus = (uninstallResult == TimeZoneDistroInstaller.UNINSTALL_SUCCESS |
| 350 | || uninstallResult == TimeZoneDistroInstaller.UNINSTALL_NOTHING_INSTALLED); |
| 351 | |
| 352 | // Right now we just have Callback.SUCCESS / Callback.ERROR_UNKNOWN_FAILURE for |
| 353 | // uninstall. All clients should be checking against SUCCESS. More granular failures |
| 354 | // may be added in future. |
| 355 | int callbackResultCode = |
| 356 | packageTrackerStatus ? Callback.SUCCESS : Callback.ERROR_UNKNOWN_FAILURE; |
Neil Fuller | d857f67 | 2017-07-20 11:00:35 +0100 | [diff] [blame] | 357 | EventLogTags.writeTimezoneUninstallComplete( |
Neil Fuller | 8e27c92 | 2017-09-14 09:34:56 +0100 | [diff] [blame^] | 358 | toStringOrNull(mCheckToken), callbackResultCode); |
| 359 | sendFinishedStatus(mCallback, callbackResultCode); |
Neil Fuller | 68f6666 | 2017-03-16 18:32:21 +0000 | [diff] [blame] | 360 | } catch (Exception e) { |
Neil Fuller | d857f67 | 2017-07-20 11:00:35 +0100 | [diff] [blame] | 361 | EventLogTags.writeTimezoneUninstallComplete( |
| 362 | toStringOrNull(mCheckToken), Callback.ERROR_UNKNOWN_FAILURE); |
Neil Fuller | 68f6666 | 2017-03-16 18:32:21 +0000 | [diff] [blame] | 363 | Slog.w(TAG, "Failed to uninstall distro.", e); |
| 364 | sendFinishedStatus(mCallback, Callback.ERROR_UNKNOWN_FAILURE); |
| 365 | } finally { |
| 366 | // Notify the package tracker that the operation is now complete. |
Neil Fuller | 8e27c92 | 2017-09-14 09:34:56 +0100 | [diff] [blame^] | 367 | mPackageTracker.recordCheckResult(mCheckToken, packageTrackerStatus); |
Neil Fuller | 68f6666 | 2017-03-16 18:32:21 +0000 | [diff] [blame] | 368 | |
| 369 | mOperationInProgress.set(false); |
| 370 | } |
| 371 | } |
| 372 | } |
| 373 | |
| 374 | private void sendFinishedStatus(ICallback callback, int resultCode) { |
| 375 | try { |
| 376 | callback.onFinished(resultCode); |
| 377 | } catch (RemoteException e) { |
| 378 | Slog.e(TAG, "Unable to notify observer of result", e); |
| 379 | } |
| 380 | } |
| 381 | |
| 382 | @Override |
| 383 | public void requestNothing(byte[] checkTokenBytes, boolean success) { |
| 384 | mPermissionHelper.enforceCallerHasPermission(REQUIRED_UPDATER_PERMISSION); |
| 385 | CheckToken checkToken = null; |
| 386 | if (checkTokenBytes != null) { |
| 387 | checkToken = createCheckTokenOrThrow(checkTokenBytes); |
| 388 | } |
Neil Fuller | d857f67 | 2017-07-20 11:00:35 +0100 | [diff] [blame] | 389 | EventLogTags.writeTimezoneRequestNothing(toStringOrNull(checkToken)); |
Neil Fuller | 68f6666 | 2017-03-16 18:32:21 +0000 | [diff] [blame] | 390 | mPackageTracker.recordCheckResult(checkToken, success); |
Neil Fuller | d857f67 | 2017-07-20 11:00:35 +0100 | [diff] [blame] | 391 | EventLogTags.writeTimezoneNothingComplete(toStringOrNull(checkToken)); |
Neil Fuller | 68f6666 | 2017-03-16 18:32:21 +0000 | [diff] [blame] | 392 | } |
| 393 | |
Neil Fuller | 87b1128 | 2017-06-23 16:43:45 +0100 | [diff] [blame] | 394 | @Override |
| 395 | protected void dump(FileDescriptor fd, PrintWriter pw, String[] args) { |
| 396 | if (!mPermissionHelper.checkDumpPermission(TAG, pw)) { |
| 397 | return; |
| 398 | } |
| 399 | |
| 400 | RulesState rulesState = getRulesStateInternal(); |
| 401 | if (args != null && args.length == 2) { |
| 402 | // Formatting options used for automated tests. The format is less free-form than |
| 403 | // the -format options, which are intended to be easier to parse. |
| 404 | if ("-format_state".equals(args[0]) && args[1] != null) { |
| 405 | for (char c : args[1].toCharArray()) { |
| 406 | switch (c) { |
Neil Fuller | a47c363 | 2017-07-26 13:56:25 +0100 | [diff] [blame] | 407 | case 'p': { |
| 408 | // Report operation in progress |
| 409 | String value = "Unknown"; |
| 410 | if (rulesState != null) { |
| 411 | value = Boolean.toString(rulesState.isOperationInProgress()); |
Neil Fuller | 87b1128 | 2017-06-23 16:43:45 +0100 | [diff] [blame] | 412 | } |
Neil Fuller | a47c363 | 2017-07-26 13:56:25 +0100 | [diff] [blame] | 413 | pw.println("Operation in progress: " + value); |
Neil Fuller | 87b1128 | 2017-06-23 16:43:45 +0100 | [diff] [blame] | 414 | break; |
Neil Fuller | a47c363 | 2017-07-26 13:56:25 +0100 | [diff] [blame] | 415 | } |
| 416 | case 's': { |
| 417 | // Report system image rules version |
| 418 | String value = "Unknown"; |
| 419 | if (rulesState != null) { |
| 420 | value = rulesState.getSystemRulesVersion(); |
| 421 | } |
| 422 | pw.println("System rules version: " + value); |
Neil Fuller | 87b1128 | 2017-06-23 16:43:45 +0100 | [diff] [blame] | 423 | break; |
Neil Fuller | a47c363 | 2017-07-26 13:56:25 +0100 | [diff] [blame] | 424 | } |
| 425 | case 'c': { |
| 426 | // Report current installation state |
| 427 | String value = "Unknown"; |
| 428 | if (rulesState != null) { |
| 429 | value = distroStatusToString(rulesState.getDistroStatus()); |
| 430 | } |
| 431 | pw.println("Current install state: " + value); |
| 432 | break; |
| 433 | } |
| 434 | case 'i': { |
| 435 | // Report currently installed version |
| 436 | String value = "Unknown"; |
| 437 | if (rulesState != null) { |
| 438 | DistroRulesVersion installedRulesVersion = |
| 439 | rulesState.getInstalledDistroRulesVersion(); |
| 440 | if (installedRulesVersion == null) { |
| 441 | value = "<None>"; |
| 442 | } else { |
| 443 | value = installedRulesVersion.toDumpString(); |
| 444 | } |
| 445 | } |
| 446 | pw.println("Installed rules version: " + value); |
| 447 | break; |
| 448 | } |
| 449 | case 'o': { |
| 450 | // Report staged operation type |
| 451 | String value = "Unknown"; |
| 452 | if (rulesState != null) { |
| 453 | int stagedOperationType = rulesState.getStagedOperationType(); |
| 454 | value = stagedOperationToString(stagedOperationType); |
| 455 | } |
| 456 | pw.println("Staged operation: " + value); |
| 457 | break; |
| 458 | } |
| 459 | case 't': { |
Neil Fuller | 87b1128 | 2017-06-23 16:43:45 +0100 | [diff] [blame] | 460 | // Report staged version (i.e. the one that will be installed next boot |
| 461 | // if the staged operation is an install). |
Neil Fuller | a47c363 | 2017-07-26 13:56:25 +0100 | [diff] [blame] | 462 | String value = "Unknown"; |
| 463 | if (rulesState != null) { |
| 464 | DistroRulesVersion stagedDistroRulesVersion = |
| 465 | rulesState.getStagedDistroRulesVersion(); |
| 466 | if (stagedDistroRulesVersion == null) { |
| 467 | value = "<None>"; |
| 468 | } else { |
| 469 | value = stagedDistroRulesVersion.toDumpString(); |
| 470 | } |
Neil Fuller | 87b1128 | 2017-06-23 16:43:45 +0100 | [diff] [blame] | 471 | } |
Neil Fuller | a47c363 | 2017-07-26 13:56:25 +0100 | [diff] [blame] | 472 | pw.println("Staged rules version: " + value); |
Neil Fuller | 87b1128 | 2017-06-23 16:43:45 +0100 | [diff] [blame] | 473 | break; |
Neil Fuller | a47c363 | 2017-07-26 13:56:25 +0100 | [diff] [blame] | 474 | } |
| 475 | case 'a': { |
Neil Fuller | 87b1128 | 2017-06-23 16:43:45 +0100 | [diff] [blame] | 476 | // Report the active rules version (i.e. the rules in use by the current |
| 477 | // process). |
| 478 | pw.println("Active rules version (ICU, libcore): " |
| 479 | + ICU.getTZDataVersion() + "," |
| 480 | + ZoneInfoDB.getInstance().getVersion()); |
| 481 | break; |
Neil Fuller | a47c363 | 2017-07-26 13:56:25 +0100 | [diff] [blame] | 482 | } |
| 483 | default: { |
Neil Fuller | 87b1128 | 2017-06-23 16:43:45 +0100 | [diff] [blame] | 484 | pw.println("Unknown option: " + c); |
Neil Fuller | a47c363 | 2017-07-26 13:56:25 +0100 | [diff] [blame] | 485 | } |
Neil Fuller | 87b1128 | 2017-06-23 16:43:45 +0100 | [diff] [blame] | 486 | } |
| 487 | } |
| 488 | return; |
| 489 | } |
| 490 | } |
| 491 | |
| 492 | pw.println("RulesManagerService state: " + toString()); |
| 493 | pw.println("Active rules version (ICU, libcore): " + ICU.getTZDataVersion() + "," |
| 494 | + ZoneInfoDB.getInstance().getVersion()); |
Neil Fuller | d857f67 | 2017-07-20 11:00:35 +0100 | [diff] [blame] | 495 | pw.println("Distro state: " + rulesState.toString()); |
Neil Fuller | 87b1128 | 2017-06-23 16:43:45 +0100 | [diff] [blame] | 496 | mPackageTracker.dump(pw); |
| 497 | } |
| 498 | |
| 499 | @Override |
| 500 | public String toString() { |
| 501 | return "RulesManagerService{" + |
| 502 | "mOperationInProgress=" + mOperationInProgress + |
| 503 | '}'; |
| 504 | } |
| 505 | |
Neil Fuller | 68f6666 | 2017-03-16 18:32:21 +0000 | [diff] [blame] | 506 | private static CheckToken createCheckTokenOrThrow(byte[] checkTokenBytes) { |
| 507 | CheckToken checkToken; |
| 508 | try { |
| 509 | checkToken = CheckToken.fromByteArray(checkTokenBytes); |
| 510 | } catch (IOException e) { |
| 511 | throw new IllegalArgumentException("Unable to read token bytes " |
| 512 | + Arrays.toString(checkTokenBytes), e); |
| 513 | } |
| 514 | return checkToken; |
| 515 | } |
Neil Fuller | 87b1128 | 2017-06-23 16:43:45 +0100 | [diff] [blame] | 516 | |
| 517 | private static String distroStatusToString(int distroStatus) { |
| 518 | switch(distroStatus) { |
| 519 | case DISTRO_STATUS_NONE: |
| 520 | return "None"; |
| 521 | case DISTRO_STATUS_INSTALLED: |
| 522 | return "Installed"; |
| 523 | case DISTRO_STATUS_UNKNOWN: |
| 524 | default: |
| 525 | return "Unknown"; |
| 526 | } |
| 527 | } |
| 528 | |
| 529 | private static String stagedOperationToString(int stagedOperationType) { |
| 530 | switch(stagedOperationType) { |
| 531 | case STAGED_OPERATION_NONE: |
| 532 | return "None"; |
| 533 | case STAGED_OPERATION_UNINSTALL: |
| 534 | return "Uninstall"; |
| 535 | case STAGED_OPERATION_INSTALL: |
| 536 | return "Install"; |
| 537 | case STAGED_OPERATION_UNKNOWN: |
| 538 | default: |
| 539 | return "Unknown"; |
| 540 | } |
| 541 | } |
Neil Fuller | d857f67 | 2017-07-20 11:00:35 +0100 | [diff] [blame] | 542 | |
| 543 | private static String toStringOrNull(Object obj) { |
| 544 | return obj == null ? null : obj.toString(); |
| 545 | } |
Neil Fuller | 68f6666 | 2017-03-16 18:32:21 +0000 | [diff] [blame] | 546 | } |