Artem Iglikov | 13fffd2 | 2017-05-08 17:17:13 +0100 | [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.backup.utils; |
| 18 | |
Artem Iglikov | a08220b | 2017-05-09 14:28:29 +0100 | [diff] [blame] | 19 | import static android.app.backup.BackupManagerMonitor.EXTRA_LOG_EVENT_ID; |
| 20 | import static android.app.backup.BackupManagerMonitor.LOG_EVENT_ID_APK_NOT_INSTALLED; |
| 21 | import static android.app.backup.BackupManagerMonitor.LOG_EVENT_ID_CANNOT_RESTORE_WITHOUT_APK; |
| 22 | import static android.app.backup.BackupManagerMonitor.LOG_EVENT_ID_FULL_RESTORE_ALLOW_BACKUP_FALSE; |
| 23 | import static android.app.backup.BackupManagerMonitor.LOG_EVENT_ID_FULL_RESTORE_SIGNATURE_MISMATCH; |
| 24 | import static android.app.backup.BackupManagerMonitor.LOG_EVENT_ID_RESTORE_ANY_VERSION; |
| 25 | import static android.app.backup.BackupManagerMonitor.LOG_EVENT_ID_SYSTEM_APP_NO_AGENT; |
| 26 | import static android.app.backup.BackupManagerMonitor.LOG_EVENT_ID_VERSIONS_MATCH; |
| 27 | import static android.app.backup.BackupManagerMonitor.LOG_EVENT_ID_VERSION_OF_BACKUP_OLDER; |
| 28 | |
Artem Iglikov | 13fffd2 | 2017-05-08 17:17:13 +0100 | [diff] [blame] | 29 | import static com.google.common.truth.Truth.assertThat; |
| 30 | |
Michal Karpinski | 528c3e5 | 2018-02-07 17:47:10 +0000 | [diff] [blame] | 31 | import static org.mockito.Mockito.doReturn; |
| 32 | import static org.mockito.Mockito.mock; |
| 33 | import static org.mockito.Mockito.when; |
Artem Iglikov | a08220b | 2017-05-09 14:28:29 +0100 | [diff] [blame] | 34 | import static org.mockito.Mockito.verify; |
| 35 | import static org.mockito.Mockito.verifyNoMoreInteractions; |
| 36 | import static org.mockito.Mockito.verifyZeroInteractions; |
| 37 | import static org.mockito.internal.verification.VerificationModeFactory.times; |
| 38 | |
Artem Iglikov | 13fffd2 | 2017-05-08 17:17:13 +0100 | [diff] [blame] | 39 | import android.app.backup.IBackupManagerMonitor; |
| 40 | import android.content.Context; |
Artem Iglikov | a08220b | 2017-05-09 14:28:29 +0100 | [diff] [blame] | 41 | import android.content.pm.ApplicationInfo; |
| 42 | import android.content.pm.PackageInfo; |
Michal Karpinski | 528c3e5 | 2018-02-07 17:47:10 +0000 | [diff] [blame] | 43 | import android.content.pm.PackageManagerInternal; |
Artem Iglikov | 13fffd2 | 2017-05-08 17:17:13 +0100 | [diff] [blame] | 44 | import android.content.pm.Signature; |
Artem Iglikov | a08220b | 2017-05-09 14:28:29 +0100 | [diff] [blame] | 45 | import android.os.Bundle; |
| 46 | import android.os.Process; |
Artem Iglikov | 13fffd2 | 2017-05-08 17:17:13 +0100 | [diff] [blame] | 47 | import android.platform.test.annotations.Presubmit; |
| 48 | import android.support.test.InstrumentationRegistry; |
| 49 | import android.support.test.filters.SmallTest; |
| 50 | import android.support.test.runner.AndroidJUnit4; |
| 51 | |
| 52 | import com.android.frameworks.servicestests.R; |
| 53 | import com.android.server.backup.FileMetadata; |
Michal Karpinski | fe4ae0c | 2018-01-25 15:24:00 +0000 | [diff] [blame] | 54 | import com.android.server.backup.BackupManagerService; |
Artem Iglikov | 13fffd2 | 2017-05-08 17:17:13 +0100 | [diff] [blame] | 55 | import com.android.server.backup.restore.PerformAdbRestoreTask; |
Artem Iglikov | a08220b | 2017-05-09 14:28:29 +0100 | [diff] [blame] | 56 | import com.android.server.backup.restore.RestorePolicy; |
| 57 | import com.android.server.backup.testutils.PackageManagerStub; |
Artem Iglikov | 13fffd2 | 2017-05-08 17:17:13 +0100 | [diff] [blame] | 58 | |
| 59 | import com.google.common.hash.Hashing; |
| 60 | |
| 61 | import org.junit.Before; |
| 62 | import org.junit.Test; |
| 63 | import org.junit.runner.RunWith; |
Artem Iglikov | a08220b | 2017-05-09 14:28:29 +0100 | [diff] [blame] | 64 | import org.mockito.ArgumentCaptor; |
Artem Iglikov | 13fffd2 | 2017-05-08 17:17:13 +0100 | [diff] [blame] | 65 | import org.mockito.Mock; |
| 66 | import org.mockito.MockitoAnnotations; |
| 67 | |
| 68 | import java.io.InputStream; |
Artem Iglikov | a1a4a9f | 2017-05-11 16:43:53 +0100 | [diff] [blame] | 69 | import java.util.Arrays; |
Artem Iglikov | a08220b | 2017-05-09 14:28:29 +0100 | [diff] [blame] | 70 | import java.util.List; |
Artem Iglikov | 13fffd2 | 2017-05-08 17:17:13 +0100 | [diff] [blame] | 71 | |
| 72 | @SmallTest |
| 73 | @Presubmit |
| 74 | @RunWith(AndroidJUnit4.class) |
| 75 | public class TarBackupReaderTest { |
| 76 | private static final String TELEPHONY_PACKAGE_NAME = "com.android.providers.telephony"; |
| 77 | private static final String TELEPHONY_PACKAGE_SIGNATURE_SHA256 = |
| 78 | "301aa3cb081134501c45f1422abc66c24224fd5ded5fdc8f17e697176fd866aa"; |
| 79 | private static final int TELEPHONY_PACKAGE_VERSION = 25; |
Artem Iglikov | a1a4a9f | 2017-05-11 16:43:53 +0100 | [diff] [blame] | 80 | private static final String TEST_PACKAGE_NAME = "com.android.backup.testing"; |
Artem Iglikov | a08220b | 2017-05-09 14:28:29 +0100 | [diff] [blame] | 81 | private static final Signature FAKE_SIGNATURE_1 = new Signature("1234"); |
| 82 | private static final Signature FAKE_SIGNATURE_2 = new Signature("5678"); |
Artem Iglikov | 13fffd2 | 2017-05-08 17:17:13 +0100 | [diff] [blame] | 83 | |
Artem Iglikov | a08220b | 2017-05-09 14:28:29 +0100 | [diff] [blame] | 84 | @Mock private BytesReadListener mBytesReadListenerMock; |
| 85 | @Mock private IBackupManagerMonitor mBackupManagerMonitorMock; |
Michal Karpinski | 528c3e5 | 2018-02-07 17:47:10 +0000 | [diff] [blame] | 86 | @Mock private PackageManagerInternal mMockPackageManagerInternal; |
Artem Iglikov | a08220b | 2017-05-09 14:28:29 +0100 | [diff] [blame] | 87 | |
| 88 | private final PackageManagerStub mPackageManagerStub = new PackageManagerStub(); |
Artem Iglikov | 13fffd2 | 2017-05-08 17:17:13 +0100 | [diff] [blame] | 89 | private Context mContext; |
| 90 | |
| 91 | @Before |
| 92 | public void setUp() throws Exception { |
| 93 | MockitoAnnotations.initMocks(this); |
| 94 | |
| 95 | mContext = InstrumentationRegistry.getContext(); |
| 96 | } |
| 97 | |
| 98 | @Test |
| 99 | public void readTarHeaders_backupEncrypted_correctlyParsesFileMetadata() throws Exception { |
| 100 | InputStream inputStream = mContext.getResources().openRawResource( |
| 101 | R.raw.backup_telephony_with_password); |
| 102 | InputStream tarInputStream = PerformAdbRestoreTask.parseBackupFileHeaderAndReturnTarStream( |
| 103 | inputStream, "123"); |
| 104 | TarBackupReader tarBackupReader = new TarBackupReader(tarInputStream, |
| 105 | mBytesReadListenerMock, mBackupManagerMonitorMock); |
| 106 | FileMetadata fileMetadata = tarBackupReader.readTarHeaders(); |
| 107 | |
| 108 | assertThat(fileMetadata.packageName).isEqualTo(TELEPHONY_PACKAGE_NAME); |
| 109 | assertThat(fileMetadata.mode).isEqualTo(0600); |
| 110 | assertThat(fileMetadata.size).isEqualTo(2438); |
| 111 | assertThat(fileMetadata.domain).isEqualTo(null); |
| 112 | assertThat(fileMetadata.path).isEqualTo("_manifest"); |
| 113 | } |
| 114 | |
| 115 | @Test |
| 116 | public void readTarHeaders_backupNotEncrypted_correctlyParsesFileMetadata() throws Exception { |
| 117 | InputStream inputStream = mContext.getResources().openRawResource( |
| 118 | R.raw.backup_telephony_no_password); |
| 119 | InputStream tarInputStream = PerformAdbRestoreTask.parseBackupFileHeaderAndReturnTarStream( |
| 120 | inputStream, null); |
| 121 | TarBackupReader tarBackupReader = new TarBackupReader(tarInputStream, |
| 122 | mBytesReadListenerMock, mBackupManagerMonitorMock); |
| 123 | FileMetadata fileMetadata = tarBackupReader.readTarHeaders(); |
| 124 | |
| 125 | assertThat(fileMetadata.packageName).isEqualTo(TELEPHONY_PACKAGE_NAME); |
| 126 | assertThat(fileMetadata.mode).isEqualTo(0600); |
| 127 | assertThat(fileMetadata.size).isEqualTo(2438); |
| 128 | assertThat(fileMetadata.domain).isEqualTo(null); |
| 129 | assertThat(fileMetadata.path).isEqualTo("_manifest"); |
| 130 | } |
| 131 | |
| 132 | @Test |
Artem Iglikov | a1a4a9f | 2017-05-11 16:43:53 +0100 | [diff] [blame] | 133 | public void readTarHeaders_backupNotEncrypted_correctlyReadsPaxHeader() throws Exception { |
| 134 | // Files with long names (>100 chars) will force backup to add PAX header. |
| 135 | InputStream inputStream = mContext.getResources().openRawResource( |
| 136 | R.raw.backup_file_with_long_name); |
| 137 | InputStream tarInputStream = PerformAdbRestoreTask.parseBackupFileHeaderAndReturnTarStream( |
| 138 | inputStream, null); |
| 139 | TarBackupReader tarBackupReader = new TarBackupReader(tarInputStream, |
| 140 | mBytesReadListenerMock, mBackupManagerMonitorMock); |
| 141 | |
| 142 | // Read manifest file. |
| 143 | FileMetadata fileMetadata = tarBackupReader.readTarHeaders(); |
| 144 | Signature[] signatures = tarBackupReader.readAppManifestAndReturnSignatures( |
| 145 | fileMetadata); |
| 146 | RestorePolicy restorePolicy = tarBackupReader.chooseRestorePolicy( |
Michal Karpinski | 528c3e5 | 2018-02-07 17:47:10 +0000 | [diff] [blame] | 147 | mPackageManagerStub, false /* allowApks */, fileMetadata, signatures, |
| 148 | mMockPackageManagerInternal); |
Artem Iglikov | a1a4a9f | 2017-05-11 16:43:53 +0100 | [diff] [blame] | 149 | |
| 150 | assertThat(restorePolicy).isEqualTo(RestorePolicy.IGNORE); |
| 151 | assertThat(fileMetadata.packageName).isEqualTo(TEST_PACKAGE_NAME); |
Michal Karpinski | fe4ae0c | 2018-01-25 15:24:00 +0000 | [diff] [blame] | 152 | assertThat(fileMetadata.path).isEqualTo(BackupManagerService.BACKUP_MANIFEST_FILENAME); |
Artem Iglikov | a1a4a9f | 2017-05-11 16:43:53 +0100 | [diff] [blame] | 153 | |
| 154 | tarBackupReader.skipTarPadding(fileMetadata.size); |
| 155 | |
| 156 | // Read actual file (PAX header will only exist here). |
| 157 | fileMetadata = tarBackupReader.readTarHeaders(); |
| 158 | signatures = tarBackupReader.readAppManifestAndReturnSignatures( |
| 159 | fileMetadata); |
| 160 | restorePolicy = tarBackupReader.chooseRestorePolicy( |
Michal Karpinski | 528c3e5 | 2018-02-07 17:47:10 +0000 | [diff] [blame] | 161 | mPackageManagerStub, false /* allowApks */, fileMetadata, signatures, |
| 162 | mMockPackageManagerInternal); |
Artem Iglikov | a1a4a9f | 2017-05-11 16:43:53 +0100 | [diff] [blame] | 163 | |
| 164 | assertThat(restorePolicy).isEqualTo(RestorePolicy.IGNORE); |
| 165 | assertThat(fileMetadata.packageName).isEqualTo(TEST_PACKAGE_NAME); |
| 166 | char[] expectedFileNameChars = new char[200]; |
| 167 | Arrays.fill(expectedFileNameChars, '1'); |
| 168 | String expectedFileName = new String(expectedFileNameChars); |
| 169 | assertThat(fileMetadata.path).isEqualTo(expectedFileName); |
| 170 | } |
| 171 | |
| 172 | @Test |
Artem Iglikov | 13fffd2 | 2017-05-08 17:17:13 +0100 | [diff] [blame] | 173 | public void readAppManifest_backupEncrypted_correctlyParsesAppManifest() throws Exception { |
| 174 | InputStream inputStream = mContext.getResources().openRawResource( |
| 175 | R.raw.backup_telephony_with_password); |
| 176 | InputStream tarInputStream = PerformAdbRestoreTask.parseBackupFileHeaderAndReturnTarStream( |
| 177 | inputStream, "123"); |
| 178 | TarBackupReader tarBackupReader = new TarBackupReader(tarInputStream, |
| 179 | mBytesReadListenerMock, mBackupManagerMonitorMock); |
| 180 | FileMetadata fileMetadata = tarBackupReader.readTarHeaders(); |
| 181 | |
| 182 | Signature[] signatures = tarBackupReader.readAppManifestAndReturnSignatures(fileMetadata); |
| 183 | |
| 184 | assertThat(fileMetadata.version).isEqualTo(TELEPHONY_PACKAGE_VERSION); |
| 185 | assertThat(fileMetadata.hasApk).isFalse(); |
| 186 | assertThat(signatures).isNotNull(); |
| 187 | assertThat(signatures).hasLength(1); |
| 188 | |
| 189 | String signatureSha256 = Hashing.sha256().hashBytes(signatures[0].toByteArray()).toString(); |
| 190 | assertThat(signatureSha256).isEqualTo(TELEPHONY_PACKAGE_SIGNATURE_SHA256); |
| 191 | } |
| 192 | |
| 193 | @Test |
| 194 | public void readAppManifest_backupNotEncrypted_correctlyParsesAppManifest() throws Exception { |
| 195 | InputStream inputStream = mContext.getResources().openRawResource( |
| 196 | R.raw.backup_telephony_no_password); |
| 197 | InputStream tarInputStream = PerformAdbRestoreTask.parseBackupFileHeaderAndReturnTarStream( |
| 198 | inputStream, null); |
| 199 | TarBackupReader tarBackupReader = new TarBackupReader(tarInputStream, |
| 200 | mBytesReadListenerMock, mBackupManagerMonitorMock); |
| 201 | FileMetadata fileMetadata = tarBackupReader.readTarHeaders(); |
| 202 | |
| 203 | Signature[] signatures = tarBackupReader.readAppManifestAndReturnSignatures(fileMetadata); |
| 204 | |
| 205 | assertThat(fileMetadata.version).isEqualTo(TELEPHONY_PACKAGE_VERSION); |
| 206 | assertThat(fileMetadata.hasApk).isFalse(); |
| 207 | assertThat(signatures).isNotNull(); |
| 208 | assertThat(signatures).hasLength(1); |
| 209 | |
| 210 | String signatureSha256 = Hashing.sha256().hashBytes(signatures[0].toByteArray()).toString(); |
| 211 | assertThat(signatureSha256).isEqualTo(TELEPHONY_PACKAGE_SIGNATURE_SHA256); |
| 212 | } |
Artem Iglikov | a08220b | 2017-05-09 14:28:29 +0100 | [diff] [blame] | 213 | |
| 214 | @Test |
| 215 | public void chooseRestorePolicy_signaturesIsNull_returnsIgnore() throws Exception { |
| 216 | InputStream inputStream = mContext.getResources().openRawResource( |
| 217 | R.raw.backup_telephony_no_password); |
| 218 | InputStream tarInputStream = PerformAdbRestoreTask.parseBackupFileHeaderAndReturnTarStream( |
| 219 | inputStream, null); |
| 220 | TarBackupReader tarBackupReader = new TarBackupReader(tarInputStream, |
| 221 | mBytesReadListenerMock, mBackupManagerMonitorMock); |
| 222 | |
| 223 | RestorePolicy policy = tarBackupReader.chooseRestorePolicy(mPackageManagerStub, |
Michal Karpinski | 528c3e5 | 2018-02-07 17:47:10 +0000 | [diff] [blame] | 224 | true /* allowApks */, new FileMetadata(), null /* signatures */, |
| 225 | mMockPackageManagerInternal); |
Artem Iglikov | a08220b | 2017-05-09 14:28:29 +0100 | [diff] [blame] | 226 | |
| 227 | assertThat(policy).isEqualTo(RestorePolicy.IGNORE); |
| 228 | verifyZeroInteractions(mBackupManagerMonitorMock); |
| 229 | } |
| 230 | |
| 231 | @Test |
| 232 | public void chooseRestorePolicy_packageDoesNotExistAndAllowApksAndHasApk_returnsAcceptIfApk() |
| 233 | throws Exception { |
| 234 | InputStream inputStream = mContext.getResources().openRawResource( |
| 235 | R.raw.backup_telephony_no_password); |
| 236 | InputStream tarInputStream = PerformAdbRestoreTask.parseBackupFileHeaderAndReturnTarStream( |
| 237 | inputStream, null); |
| 238 | TarBackupReader tarBackupReader = new TarBackupReader(tarInputStream, |
| 239 | mBytesReadListenerMock, mBackupManagerMonitorMock); |
| 240 | FileMetadata info = new FileMetadata(); |
| 241 | info.hasApk = true; |
| 242 | PackageManagerStub.sPackageInfo = null; |
| 243 | |
| 244 | RestorePolicy policy = tarBackupReader.chooseRestorePolicy(mPackageManagerStub, |
Michal Karpinski | 528c3e5 | 2018-02-07 17:47:10 +0000 | [diff] [blame] | 245 | true /* allowApks */, info, new Signature[0] /* signatures */, |
| 246 | mMockPackageManagerInternal); |
Artem Iglikov | a08220b | 2017-05-09 14:28:29 +0100 | [diff] [blame] | 247 | |
| 248 | assertThat(policy).isEqualTo(RestorePolicy.ACCEPT_IF_APK); |
| 249 | ArgumentCaptor<Bundle> bundleCaptor = ArgumentCaptor.forClass(Bundle.class); |
| 250 | verify(mBackupManagerMonitorMock).onEvent(bundleCaptor.capture()); |
| 251 | assertThat(bundleCaptor.getValue().get(EXTRA_LOG_EVENT_ID)).isEqualTo( |
| 252 | LOG_EVENT_ID_APK_NOT_INSTALLED); |
| 253 | } |
| 254 | |
| 255 | @Test |
| 256 | public void |
| 257 | chooseRestorePolicy_packageDoesNotExistAndAllowApksAndDoesNotHaveApk_returnsAcceptIfApkLogsCannotRestore() |
| 258 | throws Exception { |
| 259 | InputStream inputStream = mContext.getResources().openRawResource( |
| 260 | R.raw.backup_telephony_no_password); |
| 261 | InputStream tarInputStream = PerformAdbRestoreTask.parseBackupFileHeaderAndReturnTarStream( |
| 262 | inputStream, null); |
| 263 | TarBackupReader tarBackupReader = new TarBackupReader(tarInputStream, |
| 264 | mBytesReadListenerMock, mBackupManagerMonitorMock); |
| 265 | FileMetadata info = new FileMetadata(); |
| 266 | info.hasApk = false; |
| 267 | PackageManagerStub.sPackageInfo = null; |
| 268 | |
| 269 | RestorePolicy policy = tarBackupReader.chooseRestorePolicy(mPackageManagerStub, |
Michal Karpinski | 528c3e5 | 2018-02-07 17:47:10 +0000 | [diff] [blame] | 270 | true /* allowApks */, info, new Signature[0] /* signatures */, |
| 271 | mMockPackageManagerInternal); |
Artem Iglikov | a08220b | 2017-05-09 14:28:29 +0100 | [diff] [blame] | 272 | |
| 273 | assertThat(policy).isEqualTo(RestorePolicy.ACCEPT_IF_APK); |
| 274 | ArgumentCaptor<Bundle> bundleCaptor = ArgumentCaptor.forClass(Bundle.class); |
| 275 | verify(mBackupManagerMonitorMock, times(2)).onEvent(bundleCaptor.capture()); |
| 276 | List<Bundle> eventBundles = bundleCaptor.getAllValues(); |
| 277 | assertThat(eventBundles).hasSize(2); |
| 278 | assertThat(eventBundles.get(0).get(EXTRA_LOG_EVENT_ID)).isEqualTo( |
| 279 | LOG_EVENT_ID_APK_NOT_INSTALLED); |
| 280 | assertThat(eventBundles.get(1).get(EXTRA_LOG_EVENT_ID)).isEqualTo( |
| 281 | LOG_EVENT_ID_CANNOT_RESTORE_WITHOUT_APK); |
| 282 | } |
| 283 | |
| 284 | @Test |
| 285 | public void chooseRestorePolicy_packageDoesNotExistAndDoesNotAllowApks_returnsIgnore() |
| 286 | throws Exception { |
| 287 | InputStream inputStream = mContext.getResources().openRawResource( |
| 288 | R.raw.backup_telephony_no_password); |
| 289 | InputStream tarInputStream = PerformAdbRestoreTask.parseBackupFileHeaderAndReturnTarStream( |
| 290 | inputStream, null); |
| 291 | TarBackupReader tarBackupReader = new TarBackupReader(tarInputStream, |
| 292 | mBytesReadListenerMock, mBackupManagerMonitorMock); |
| 293 | PackageManagerStub.sPackageInfo = null; |
| 294 | |
| 295 | RestorePolicy policy = tarBackupReader.chooseRestorePolicy(mPackageManagerStub, |
Michal Karpinski | 528c3e5 | 2018-02-07 17:47:10 +0000 | [diff] [blame] | 296 | false /* allowApks */, new FileMetadata(), new Signature[0] /* signatures */, |
| 297 | mMockPackageManagerInternal); |
Artem Iglikov | a08220b | 2017-05-09 14:28:29 +0100 | [diff] [blame] | 298 | |
| 299 | assertThat(policy).isEqualTo(RestorePolicy.IGNORE); |
| 300 | ArgumentCaptor<Bundle> bundleCaptor = ArgumentCaptor.forClass(Bundle.class); |
| 301 | verify(mBackupManagerMonitorMock).onEvent(bundleCaptor.capture()); |
| 302 | assertThat(bundleCaptor.getValue().get(EXTRA_LOG_EVENT_ID)).isEqualTo( |
| 303 | LOG_EVENT_ID_APK_NOT_INSTALLED); |
| 304 | } |
| 305 | |
| 306 | @Test |
| 307 | public void chooseRestorePolicy_doesNotAllowsBackup_returnsIgnore() throws Exception { |
| 308 | InputStream inputStream = mContext.getResources().openRawResource( |
| 309 | R.raw.backup_telephony_no_password); |
| 310 | InputStream tarInputStream = PerformAdbRestoreTask.parseBackupFileHeaderAndReturnTarStream( |
| 311 | inputStream, null); |
| 312 | TarBackupReader tarBackupReader = new TarBackupReader(tarInputStream, |
| 313 | mBytesReadListenerMock, mBackupManagerMonitorMock); |
| 314 | |
| 315 | PackageInfo packageInfo = new PackageInfo(); |
| 316 | packageInfo.applicationInfo = new ApplicationInfo(); |
| 317 | packageInfo.applicationInfo.flags = ~ApplicationInfo.FLAG_ALLOW_BACKUP; |
| 318 | PackageManagerStub.sPackageInfo = packageInfo; |
| 319 | |
| 320 | RestorePolicy policy = tarBackupReader.chooseRestorePolicy(mPackageManagerStub, |
Michal Karpinski | 528c3e5 | 2018-02-07 17:47:10 +0000 | [diff] [blame] | 321 | false /* allowApks */, new FileMetadata(), new Signature[0] /* signatures */, |
| 322 | mMockPackageManagerInternal); |
Artem Iglikov | a08220b | 2017-05-09 14:28:29 +0100 | [diff] [blame] | 323 | |
| 324 | assertThat(policy).isEqualTo(RestorePolicy.IGNORE); |
| 325 | ArgumentCaptor<Bundle> bundleCaptor = ArgumentCaptor.forClass(Bundle.class); |
| 326 | verify(mBackupManagerMonitorMock).onEvent(bundleCaptor.capture()); |
| 327 | assertThat(bundleCaptor.getValue().get(EXTRA_LOG_EVENT_ID)).isEqualTo( |
| 328 | LOG_EVENT_ID_FULL_RESTORE_ALLOW_BACKUP_FALSE); |
| 329 | } |
| 330 | |
| 331 | @Test |
| 332 | public void chooseRestorePolicy_systemAppWithNoAgent_returnsIgnore() throws Exception { |
| 333 | InputStream inputStream = mContext.getResources().openRawResource( |
| 334 | R.raw.backup_telephony_no_password); |
| 335 | InputStream tarInputStream = PerformAdbRestoreTask.parseBackupFileHeaderAndReturnTarStream( |
| 336 | inputStream, null); |
| 337 | TarBackupReader tarBackupReader = new TarBackupReader(tarInputStream, |
| 338 | mBytesReadListenerMock, mBackupManagerMonitorMock); |
| 339 | |
| 340 | PackageInfo packageInfo = new PackageInfo(); |
| 341 | packageInfo.applicationInfo = new ApplicationInfo(); |
| 342 | packageInfo.applicationInfo.flags |= ApplicationInfo.FLAG_ALLOW_BACKUP; |
| 343 | packageInfo.applicationInfo.uid = Process.SYSTEM_UID; |
| 344 | packageInfo.applicationInfo.backupAgentName = null; |
| 345 | PackageManagerStub.sPackageInfo = packageInfo; |
| 346 | |
| 347 | RestorePolicy policy = tarBackupReader.chooseRestorePolicy(mPackageManagerStub, |
Michal Karpinski | 528c3e5 | 2018-02-07 17:47:10 +0000 | [diff] [blame] | 348 | false /* allowApks */, new FileMetadata(), new Signature[0] /* signatures */, |
| 349 | mMockPackageManagerInternal); |
Artem Iglikov | a08220b | 2017-05-09 14:28:29 +0100 | [diff] [blame] | 350 | |
| 351 | assertThat(policy).isEqualTo(RestorePolicy.IGNORE); |
| 352 | ArgumentCaptor<Bundle> bundleCaptor = ArgumentCaptor.forClass(Bundle.class); |
| 353 | verify(mBackupManagerMonitorMock).onEvent(bundleCaptor.capture()); |
| 354 | assertThat(bundleCaptor.getValue().get(EXTRA_LOG_EVENT_ID)).isEqualTo( |
| 355 | LOG_EVENT_ID_SYSTEM_APP_NO_AGENT); |
| 356 | } |
| 357 | |
| 358 | @Test |
| 359 | public void chooseRestorePolicy_nonSystemAppSignaturesDoNotMatch_returnsIgnore() |
| 360 | throws Exception { |
| 361 | InputStream inputStream = mContext.getResources().openRawResource( |
| 362 | R.raw.backup_telephony_no_password); |
| 363 | InputStream tarInputStream = PerformAdbRestoreTask.parseBackupFileHeaderAndReturnTarStream( |
| 364 | inputStream, null); |
| 365 | TarBackupReader tarBackupReader = new TarBackupReader(tarInputStream, |
| 366 | mBytesReadListenerMock, mBackupManagerMonitorMock); |
| 367 | Signature[] signatures = new Signature[]{FAKE_SIGNATURE_1}; |
| 368 | |
| 369 | PackageInfo packageInfo = new PackageInfo(); |
| 370 | packageInfo.applicationInfo = new ApplicationInfo(); |
| 371 | packageInfo.applicationInfo.flags |= ApplicationInfo.FLAG_ALLOW_BACKUP; |
| 372 | packageInfo.applicationInfo.uid = Process.FIRST_APPLICATION_UID; |
| 373 | packageInfo.applicationInfo.backupAgentName = null; |
Michal Karpinski | 528c3e5 | 2018-02-07 17:47:10 +0000 | [diff] [blame] | 374 | packageInfo.signingCertificateHistory = new Signature[][] {{FAKE_SIGNATURE_2}}; |
Artem Iglikov | a08220b | 2017-05-09 14:28:29 +0100 | [diff] [blame] | 375 | PackageManagerStub.sPackageInfo = packageInfo; |
| 376 | |
| 377 | RestorePolicy policy = tarBackupReader.chooseRestorePolicy(mPackageManagerStub, |
Michal Karpinski | 528c3e5 | 2018-02-07 17:47:10 +0000 | [diff] [blame] | 378 | false /* allowApks */, new FileMetadata(), signatures, mMockPackageManagerInternal); |
Artem Iglikov | a08220b | 2017-05-09 14:28:29 +0100 | [diff] [blame] | 379 | |
| 380 | assertThat(policy).isEqualTo(RestorePolicy.IGNORE); |
| 381 | ArgumentCaptor<Bundle> bundleCaptor = ArgumentCaptor.forClass(Bundle.class); |
| 382 | verify(mBackupManagerMonitorMock).onEvent(bundleCaptor.capture()); |
| 383 | assertThat(bundleCaptor.getValue().get(EXTRA_LOG_EVENT_ID)).isEqualTo( |
| 384 | LOG_EVENT_ID_FULL_RESTORE_SIGNATURE_MISMATCH); |
| 385 | } |
| 386 | |
| 387 | @Test |
Artem Iglikov | a1a4a9f | 2017-05-11 16:43:53 +0100 | [diff] [blame] | 388 | public void chooseRestorePolicy_systemAppWithBackupAgentAndRestoreAnyVersion_returnsAccept() |
| 389 | throws Exception { |
Artem Iglikov | a08220b | 2017-05-09 14:28:29 +0100 | [diff] [blame] | 390 | InputStream inputStream = mContext.getResources().openRawResource( |
| 391 | R.raw.backup_telephony_no_password); |
| 392 | InputStream tarInputStream = PerformAdbRestoreTask.parseBackupFileHeaderAndReturnTarStream( |
| 393 | inputStream, null); |
| 394 | TarBackupReader tarBackupReader = new TarBackupReader(tarInputStream, |
| 395 | mBytesReadListenerMock, mBackupManagerMonitorMock); |
| 396 | Signature[] signatures = new Signature[]{FAKE_SIGNATURE_1}; |
| 397 | |
| 398 | PackageInfo packageInfo = new PackageInfo(); |
Michal Karpinski | 528c3e5 | 2018-02-07 17:47:10 +0000 | [diff] [blame] | 399 | packageInfo.packageName = "test"; |
Artem Iglikov | a08220b | 2017-05-09 14:28:29 +0100 | [diff] [blame] | 400 | packageInfo.applicationInfo = new ApplicationInfo(); |
| 401 | packageInfo.applicationInfo.flags |= |
| 402 | ApplicationInfo.FLAG_ALLOW_BACKUP | ApplicationInfo.FLAG_RESTORE_ANY_VERSION; |
| 403 | packageInfo.applicationInfo.uid = Process.SYSTEM_UID; |
| 404 | packageInfo.applicationInfo.backupAgentName = "backup.agent"; |
Michal Karpinski | 528c3e5 | 2018-02-07 17:47:10 +0000 | [diff] [blame] | 405 | packageInfo.signingCertificateHistory = new Signature[][] {{FAKE_SIGNATURE_1}}; |
Artem Iglikov | a08220b | 2017-05-09 14:28:29 +0100 | [diff] [blame] | 406 | PackageManagerStub.sPackageInfo = packageInfo; |
| 407 | |
Michal Karpinski | 528c3e5 | 2018-02-07 17:47:10 +0000 | [diff] [blame] | 408 | doReturn(true).when(mMockPackageManagerInternal).isDataRestoreSafe(FAKE_SIGNATURE_1, |
| 409 | packageInfo.packageName); |
Artem Iglikov | a08220b | 2017-05-09 14:28:29 +0100 | [diff] [blame] | 410 | RestorePolicy policy = tarBackupReader.chooseRestorePolicy(mPackageManagerStub, |
Michal Karpinski | 528c3e5 | 2018-02-07 17:47:10 +0000 | [diff] [blame] | 411 | false /* allowApks */, new FileMetadata(), signatures, mMockPackageManagerInternal); |
Artem Iglikov | a08220b | 2017-05-09 14:28:29 +0100 | [diff] [blame] | 412 | |
| 413 | assertThat(policy).isEqualTo(RestorePolicy.ACCEPT); |
| 414 | ArgumentCaptor<Bundle> bundleCaptor = ArgumentCaptor.forClass(Bundle.class); |
| 415 | verify(mBackupManagerMonitorMock).onEvent(bundleCaptor.capture()); |
| 416 | assertThat(bundleCaptor.getValue().get(EXTRA_LOG_EVENT_ID)).isEqualTo( |
| 417 | LOG_EVENT_ID_RESTORE_ANY_VERSION); |
| 418 | } |
| 419 | |
| 420 | @Test |
| 421 | public void chooseRestorePolicy_restoreAnyVersion_returnsAccept() throws Exception { |
| 422 | InputStream inputStream = mContext.getResources().openRawResource( |
| 423 | R.raw.backup_telephony_no_password); |
| 424 | InputStream tarInputStream = PerformAdbRestoreTask.parseBackupFileHeaderAndReturnTarStream( |
| 425 | inputStream, null); |
| 426 | TarBackupReader tarBackupReader = new TarBackupReader(tarInputStream, |
| 427 | mBytesReadListenerMock, mBackupManagerMonitorMock); |
| 428 | Signature[] signatures = new Signature[]{FAKE_SIGNATURE_1}; |
| 429 | |
| 430 | PackageInfo packageInfo = new PackageInfo(); |
Michal Karpinski | 528c3e5 | 2018-02-07 17:47:10 +0000 | [diff] [blame] | 431 | packageInfo.packageName = "test"; |
Artem Iglikov | a08220b | 2017-05-09 14:28:29 +0100 | [diff] [blame] | 432 | packageInfo.applicationInfo = new ApplicationInfo(); |
| 433 | packageInfo.applicationInfo.flags |= |
| 434 | ApplicationInfo.FLAG_ALLOW_BACKUP | ApplicationInfo.FLAG_RESTORE_ANY_VERSION; |
| 435 | packageInfo.applicationInfo.uid = Process.FIRST_APPLICATION_UID; |
| 436 | packageInfo.applicationInfo.backupAgentName = null; |
Michal Karpinski | 528c3e5 | 2018-02-07 17:47:10 +0000 | [diff] [blame] | 437 | packageInfo.signingCertificateHistory = new Signature[][] {{FAKE_SIGNATURE_1}}; |
Artem Iglikov | a08220b | 2017-05-09 14:28:29 +0100 | [diff] [blame] | 438 | PackageManagerStub.sPackageInfo = packageInfo; |
| 439 | |
Michal Karpinski | 528c3e5 | 2018-02-07 17:47:10 +0000 | [diff] [blame] | 440 | doReturn(true).when(mMockPackageManagerInternal).isDataRestoreSafe(FAKE_SIGNATURE_1, |
| 441 | packageInfo.packageName); |
Artem Iglikov | a08220b | 2017-05-09 14:28:29 +0100 | [diff] [blame] | 442 | RestorePolicy policy = tarBackupReader.chooseRestorePolicy(mPackageManagerStub, |
Michal Karpinski | 528c3e5 | 2018-02-07 17:47:10 +0000 | [diff] [blame] | 443 | false /* allowApks */, new FileMetadata(), signatures, mMockPackageManagerInternal); |
Artem Iglikov | a08220b | 2017-05-09 14:28:29 +0100 | [diff] [blame] | 444 | |
| 445 | assertThat(policy).isEqualTo(RestorePolicy.ACCEPT); |
| 446 | ArgumentCaptor<Bundle> bundleCaptor = ArgumentCaptor.forClass(Bundle.class); |
| 447 | verify(mBackupManagerMonitorMock).onEvent(bundleCaptor.capture()); |
| 448 | assertThat(bundleCaptor.getValue().get(EXTRA_LOG_EVENT_ID)).isEqualTo( |
| 449 | LOG_EVENT_ID_RESTORE_ANY_VERSION); |
| 450 | } |
| 451 | |
| 452 | @Test |
| 453 | public void chooseRestorePolicy_notRestoreAnyVersionButVersionMatch_returnsAccept() |
| 454 | throws Exception { |
| 455 | InputStream inputStream = mContext.getResources().openRawResource( |
| 456 | R.raw.backup_telephony_no_password); |
| 457 | InputStream tarInputStream = PerformAdbRestoreTask.parseBackupFileHeaderAndReturnTarStream( |
| 458 | inputStream, null); |
| 459 | TarBackupReader tarBackupReader = new TarBackupReader(tarInputStream, |
| 460 | mBytesReadListenerMock, mBackupManagerMonitorMock); |
| 461 | Signature[] signatures = new Signature[]{FAKE_SIGNATURE_1}; |
| 462 | FileMetadata info = new FileMetadata(); |
| 463 | info.version = 1; |
| 464 | |
| 465 | PackageInfo packageInfo = new PackageInfo(); |
Michal Karpinski | 528c3e5 | 2018-02-07 17:47:10 +0000 | [diff] [blame] | 466 | packageInfo.packageName = "test"; |
Artem Iglikov | a08220b | 2017-05-09 14:28:29 +0100 | [diff] [blame] | 467 | packageInfo.applicationInfo = new ApplicationInfo(); |
| 468 | packageInfo.applicationInfo.flags |= ApplicationInfo.FLAG_ALLOW_BACKUP; |
| 469 | packageInfo.applicationInfo.flags &= ~ApplicationInfo.FLAG_RESTORE_ANY_VERSION; |
| 470 | packageInfo.applicationInfo.uid = Process.FIRST_APPLICATION_UID; |
| 471 | packageInfo.applicationInfo.backupAgentName = null; |
Michal Karpinski | 528c3e5 | 2018-02-07 17:47:10 +0000 | [diff] [blame] | 472 | packageInfo.signingCertificateHistory = new Signature[][] {{FAKE_SIGNATURE_1}}; |
Artem Iglikov | a08220b | 2017-05-09 14:28:29 +0100 | [diff] [blame] | 473 | packageInfo.versionCode = 2; |
| 474 | PackageManagerStub.sPackageInfo = packageInfo; |
| 475 | |
Michal Karpinski | 528c3e5 | 2018-02-07 17:47:10 +0000 | [diff] [blame] | 476 | doReturn(true).when(mMockPackageManagerInternal).isDataRestoreSafe(FAKE_SIGNATURE_1, |
| 477 | packageInfo.packageName); |
Artem Iglikov | a08220b | 2017-05-09 14:28:29 +0100 | [diff] [blame] | 478 | RestorePolicy policy = tarBackupReader.chooseRestorePolicy(mPackageManagerStub, |
Michal Karpinski | 528c3e5 | 2018-02-07 17:47:10 +0000 | [diff] [blame] | 479 | false /* allowApks */, info, signatures, mMockPackageManagerInternal); |
Artem Iglikov | a08220b | 2017-05-09 14:28:29 +0100 | [diff] [blame] | 480 | |
| 481 | assertThat(policy).isEqualTo(RestorePolicy.ACCEPT); |
| 482 | ArgumentCaptor<Bundle> bundleCaptor = ArgumentCaptor.forClass(Bundle.class); |
| 483 | verify(mBackupManagerMonitorMock).onEvent(bundleCaptor.capture()); |
| 484 | assertThat(bundleCaptor.getValue().get(EXTRA_LOG_EVENT_ID)).isEqualTo( |
| 485 | LOG_EVENT_ID_VERSIONS_MATCH); |
| 486 | } |
| 487 | |
| 488 | @Test |
| 489 | public void |
| 490 | chooseRestorePolicy_notRestoreAnyVersionAndVersionMismatchButAllowApksAndHasApk_returnsAcceptIfApk() |
| 491 | throws Exception { |
| 492 | InputStream inputStream = mContext.getResources().openRawResource( |
| 493 | R.raw.backup_telephony_no_password); |
| 494 | InputStream tarInputStream = PerformAdbRestoreTask.parseBackupFileHeaderAndReturnTarStream( |
| 495 | inputStream, null); |
| 496 | TarBackupReader tarBackupReader = new TarBackupReader(tarInputStream, |
| 497 | mBytesReadListenerMock, mBackupManagerMonitorMock); |
| 498 | Signature[] signatures = new Signature[]{FAKE_SIGNATURE_1}; |
| 499 | FileMetadata info = new FileMetadata(); |
| 500 | info.version = 2; |
| 501 | info.hasApk = true; |
| 502 | |
| 503 | PackageInfo packageInfo = new PackageInfo(); |
Michal Karpinski | 528c3e5 | 2018-02-07 17:47:10 +0000 | [diff] [blame] | 504 | packageInfo.packageName = "test"; |
Artem Iglikov | a08220b | 2017-05-09 14:28:29 +0100 | [diff] [blame] | 505 | packageInfo.applicationInfo = new ApplicationInfo(); |
| 506 | packageInfo.applicationInfo.flags |= ApplicationInfo.FLAG_ALLOW_BACKUP; |
| 507 | packageInfo.applicationInfo.flags &= ~ApplicationInfo.FLAG_RESTORE_ANY_VERSION; |
| 508 | packageInfo.applicationInfo.uid = Process.FIRST_APPLICATION_UID; |
| 509 | packageInfo.applicationInfo.backupAgentName = null; |
Michal Karpinski | 528c3e5 | 2018-02-07 17:47:10 +0000 | [diff] [blame] | 510 | packageInfo.signingCertificateHistory = new Signature[][] {{FAKE_SIGNATURE_1}}; |
Artem Iglikov | a08220b | 2017-05-09 14:28:29 +0100 | [diff] [blame] | 511 | packageInfo.versionCode = 1; |
| 512 | PackageManagerStub.sPackageInfo = packageInfo; |
| 513 | |
Michal Karpinski | 528c3e5 | 2018-02-07 17:47:10 +0000 | [diff] [blame] | 514 | doReturn(true).when(mMockPackageManagerInternal).isDataRestoreSafe(FAKE_SIGNATURE_1, |
| 515 | packageInfo.packageName); |
Artem Iglikov | a08220b | 2017-05-09 14:28:29 +0100 | [diff] [blame] | 516 | RestorePolicy policy = tarBackupReader.chooseRestorePolicy(mPackageManagerStub, |
Michal Karpinski | 528c3e5 | 2018-02-07 17:47:10 +0000 | [diff] [blame] | 517 | true /* allowApks */, info, signatures, mMockPackageManagerInternal); |
Artem Iglikov | a08220b | 2017-05-09 14:28:29 +0100 | [diff] [blame] | 518 | |
| 519 | assertThat(policy).isEqualTo(RestorePolicy.ACCEPT_IF_APK); |
| 520 | verifyNoMoreInteractions(mBackupManagerMonitorMock); |
| 521 | } |
| 522 | |
| 523 | @Test |
| 524 | public void |
| 525 | chooseRestorePolicy_notRestoreAnyVersionAndVersionMismatchAndDoesNotAllowApks_returnsIgnore() |
| 526 | throws Exception { |
| 527 | InputStream inputStream = mContext.getResources().openRawResource( |
| 528 | R.raw.backup_telephony_no_password); |
| 529 | InputStream tarInputStream = PerformAdbRestoreTask.parseBackupFileHeaderAndReturnTarStream( |
| 530 | inputStream, null); |
| 531 | TarBackupReader tarBackupReader = new TarBackupReader(tarInputStream, |
| 532 | mBytesReadListenerMock, mBackupManagerMonitorMock); |
| 533 | Signature[] signatures = new Signature[]{FAKE_SIGNATURE_1}; |
| 534 | FileMetadata info = new FileMetadata(); |
| 535 | info.version = 2; |
| 536 | |
| 537 | PackageInfo packageInfo = new PackageInfo(); |
Michal Karpinski | 528c3e5 | 2018-02-07 17:47:10 +0000 | [diff] [blame] | 538 | packageInfo.packageName = "test"; |
Artem Iglikov | a08220b | 2017-05-09 14:28:29 +0100 | [diff] [blame] | 539 | packageInfo.applicationInfo = new ApplicationInfo(); |
| 540 | packageInfo.applicationInfo.flags |= ApplicationInfo.FLAG_ALLOW_BACKUP; |
| 541 | packageInfo.applicationInfo.flags &= ~ApplicationInfo.FLAG_RESTORE_ANY_VERSION; |
| 542 | packageInfo.applicationInfo.uid = Process.FIRST_APPLICATION_UID; |
| 543 | packageInfo.applicationInfo.backupAgentName = null; |
Michal Karpinski | 528c3e5 | 2018-02-07 17:47:10 +0000 | [diff] [blame] | 544 | packageInfo.signingCertificateHistory = new Signature[][] {{FAKE_SIGNATURE_1}}; |
Artem Iglikov | a08220b | 2017-05-09 14:28:29 +0100 | [diff] [blame] | 545 | packageInfo.versionCode = 1; |
| 546 | PackageManagerStub.sPackageInfo = packageInfo; |
| 547 | |
Michal Karpinski | 528c3e5 | 2018-02-07 17:47:10 +0000 | [diff] [blame] | 548 | doReturn(true).when(mMockPackageManagerInternal).isDataRestoreSafe(FAKE_SIGNATURE_1, |
| 549 | packageInfo.packageName); |
Artem Iglikov | a08220b | 2017-05-09 14:28:29 +0100 | [diff] [blame] | 550 | RestorePolicy policy = tarBackupReader.chooseRestorePolicy(mPackageManagerStub, |
Michal Karpinski | 528c3e5 | 2018-02-07 17:47:10 +0000 | [diff] [blame] | 551 | false /* allowApks */, info, signatures, mMockPackageManagerInternal); |
Artem Iglikov | a08220b | 2017-05-09 14:28:29 +0100 | [diff] [blame] | 552 | |
| 553 | assertThat(policy).isEqualTo(RestorePolicy.IGNORE); |
| 554 | ArgumentCaptor<Bundle> bundleCaptor = ArgumentCaptor.forClass(Bundle.class); |
| 555 | verify(mBackupManagerMonitorMock).onEvent(bundleCaptor.capture()); |
| 556 | assertThat(bundleCaptor.getValue().get(EXTRA_LOG_EVENT_ID)).isEqualTo( |
| 557 | LOG_EVENT_ID_VERSION_OF_BACKUP_OLDER); |
| 558 | } |
Artem Iglikov | a1a4a9f | 2017-05-11 16:43:53 +0100 | [diff] [blame] | 559 | } |
Artem Iglikov | a08220b | 2017-05-09 14:28:29 +0100 | [diff] [blame] | 560 | |