| /* |
| * Copyright (C) 2017 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License |
| */ |
| |
| package com.android.server.backup.utils; |
| |
| import static android.app.backup.BackupManagerMonitor.EXTRA_LOG_EVENT_ID; |
| import static android.app.backup.BackupManagerMonitor.LOG_EVENT_ID_APK_NOT_INSTALLED; |
| import static android.app.backup.BackupManagerMonitor.LOG_EVENT_ID_CANNOT_RESTORE_WITHOUT_APK; |
| import static android.app.backup.BackupManagerMonitor.LOG_EVENT_ID_FULL_RESTORE_ALLOW_BACKUP_FALSE; |
| import static android.app.backup.BackupManagerMonitor.LOG_EVENT_ID_FULL_RESTORE_SIGNATURE_MISMATCH; |
| import static android.app.backup.BackupManagerMonitor.LOG_EVENT_ID_RESTORE_ANY_VERSION; |
| import static android.app.backup.BackupManagerMonitor.LOG_EVENT_ID_SYSTEM_APP_NO_AGENT; |
| import static android.app.backup.BackupManagerMonitor.LOG_EVENT_ID_VERSIONS_MATCH; |
| import static android.app.backup.BackupManagerMonitor.LOG_EVENT_ID_VERSION_OF_BACKUP_OLDER; |
| |
| import static com.google.common.truth.Truth.assertThat; |
| |
| import static org.mockito.Mockito.doReturn; |
| import static org.mockito.Mockito.verify; |
| import static org.mockito.Mockito.verifyNoMoreInteractions; |
| import static org.mockito.Mockito.verifyZeroInteractions; |
| import static org.mockito.internal.verification.VerificationModeFactory.times; |
| |
| import android.app.backup.IBackupManagerMonitor; |
| import android.content.Context; |
| import android.content.pm.ApplicationInfo; |
| import android.content.pm.PackageInfo; |
| import android.content.pm.PackageManagerInternal; |
| import android.content.pm.PackageParser; |
| import android.content.pm.Signature; |
| import android.content.pm.SigningInfo; |
| import android.os.Bundle; |
| import android.os.Process; |
| import android.platform.test.annotations.Presubmit; |
| |
| import androidx.test.InstrumentationRegistry; |
| import androidx.test.filters.SmallTest; |
| import androidx.test.runner.AndroidJUnit4; |
| |
| import com.android.frameworks.servicestests.R; |
| import com.android.server.backup.FileMetadata; |
| import com.android.server.backup.UserBackupManagerService; |
| import com.android.server.backup.restore.PerformAdbRestoreTask; |
| import com.android.server.backup.restore.RestorePolicy; |
| import com.android.server.backup.testutils.PackageManagerStub; |
| |
| import com.google.common.hash.Hashing; |
| |
| import org.junit.Before; |
| import org.junit.Test; |
| import org.junit.runner.RunWith; |
| import org.mockito.ArgumentCaptor; |
| import org.mockito.Mock; |
| import org.mockito.MockitoAnnotations; |
| |
| import java.io.InputStream; |
| import java.util.Arrays; |
| import java.util.List; |
| |
| @SmallTest |
| @Presubmit |
| @RunWith(AndroidJUnit4.class) |
| public class TarBackupReaderTest { |
| private static final String TELEPHONY_PACKAGE_NAME = "com.android.providers.telephony"; |
| private static final String TELEPHONY_PACKAGE_SIGNATURE_SHA256 = |
| "301aa3cb081134501c45f1422abc66c24224fd5ded5fdc8f17e697176fd866aa"; |
| private static final int TELEPHONY_PACKAGE_VERSION = 25; |
| private static final String TEST_PACKAGE_NAME = "com.android.backup.testing"; |
| private static final Signature FAKE_SIGNATURE_1 = new Signature("1234"); |
| private static final Signature FAKE_SIGNATURE_2 = new Signature("5678"); |
| |
| @Mock private BytesReadListener mBytesReadListenerMock; |
| @Mock private IBackupManagerMonitor mBackupManagerMonitorMock; |
| @Mock private PackageManagerInternal mMockPackageManagerInternal; |
| |
| private final PackageManagerStub mPackageManagerStub = new PackageManagerStub(); |
| private Context mContext; |
| |
| @Before |
| public void setUp() throws Exception { |
| MockitoAnnotations.initMocks(this); |
| |
| mContext = InstrumentationRegistry.getContext(); |
| } |
| |
| @Test |
| public void readTarHeaders_backupEncrypted_correctlyParsesFileMetadata() throws Exception { |
| InputStream inputStream = mContext.getResources().openRawResource( |
| R.raw.backup_telephony_with_password); |
| InputStream tarInputStream = PerformAdbRestoreTask.parseBackupFileHeaderAndReturnTarStream( |
| inputStream, "123"); |
| TarBackupReader tarBackupReader = new TarBackupReader(tarInputStream, |
| mBytesReadListenerMock, mBackupManagerMonitorMock); |
| FileMetadata fileMetadata = tarBackupReader.readTarHeaders(); |
| |
| assertThat(fileMetadata.packageName).isEqualTo(TELEPHONY_PACKAGE_NAME); |
| assertThat(fileMetadata.mode).isEqualTo(0600); |
| assertThat(fileMetadata.size).isEqualTo(2438); |
| assertThat(fileMetadata.domain).isEqualTo(null); |
| assertThat(fileMetadata.path).isEqualTo("_manifest"); |
| } |
| |
| @Test |
| public void readTarHeaders_backupNotEncrypted_correctlyParsesFileMetadata() throws Exception { |
| InputStream inputStream = mContext.getResources().openRawResource( |
| R.raw.backup_telephony_no_password); |
| InputStream tarInputStream = PerformAdbRestoreTask.parseBackupFileHeaderAndReturnTarStream( |
| inputStream, null); |
| TarBackupReader tarBackupReader = new TarBackupReader(tarInputStream, |
| mBytesReadListenerMock, mBackupManagerMonitorMock); |
| FileMetadata fileMetadata = tarBackupReader.readTarHeaders(); |
| |
| assertThat(fileMetadata.packageName).isEqualTo(TELEPHONY_PACKAGE_NAME); |
| assertThat(fileMetadata.mode).isEqualTo(0600); |
| assertThat(fileMetadata.size).isEqualTo(2438); |
| assertThat(fileMetadata.domain).isEqualTo(null); |
| assertThat(fileMetadata.path).isEqualTo("_manifest"); |
| } |
| |
| @Test |
| public void readTarHeaders_backupNotEncrypted_correctlyReadsPaxHeader() throws Exception { |
| // Files with long names (>100 chars) will force backup to add PAX header. |
| InputStream inputStream = mContext.getResources().openRawResource( |
| R.raw.backup_file_with_long_name); |
| InputStream tarInputStream = PerformAdbRestoreTask.parseBackupFileHeaderAndReturnTarStream( |
| inputStream, null); |
| TarBackupReader tarBackupReader = new TarBackupReader(tarInputStream, |
| mBytesReadListenerMock, mBackupManagerMonitorMock); |
| |
| // Read manifest file. |
| FileMetadata fileMetadata = tarBackupReader.readTarHeaders(); |
| Signature[] signatures = tarBackupReader.readAppManifestAndReturnSignatures( |
| fileMetadata); |
| RestorePolicy restorePolicy = tarBackupReader.chooseRestorePolicy( |
| mPackageManagerStub, false /* allowApks */, fileMetadata, signatures, |
| mMockPackageManagerInternal); |
| |
| assertThat(restorePolicy).isEqualTo(RestorePolicy.IGNORE); |
| assertThat(fileMetadata.packageName).isEqualTo(TEST_PACKAGE_NAME); |
| assertThat(fileMetadata.path).isEqualTo(UserBackupManagerService.BACKUP_MANIFEST_FILENAME); |
| |
| tarBackupReader.skipTarPadding(fileMetadata.size); |
| |
| // Read actual file (PAX header will only exist here). |
| fileMetadata = tarBackupReader.readTarHeaders(); |
| signatures = tarBackupReader.readAppManifestAndReturnSignatures( |
| fileMetadata); |
| restorePolicy = tarBackupReader.chooseRestorePolicy( |
| mPackageManagerStub, false /* allowApks */, fileMetadata, signatures, |
| mMockPackageManagerInternal); |
| |
| assertThat(restorePolicy).isEqualTo(RestorePolicy.IGNORE); |
| assertThat(fileMetadata.packageName).isEqualTo(TEST_PACKAGE_NAME); |
| char[] expectedFileNameChars = new char[200]; |
| Arrays.fill(expectedFileNameChars, '1'); |
| String expectedFileName = new String(expectedFileNameChars); |
| assertThat(fileMetadata.path).isEqualTo(expectedFileName); |
| } |
| |
| @Test |
| public void readAppManifest_backupEncrypted_correctlyParsesAppManifest() throws Exception { |
| InputStream inputStream = mContext.getResources().openRawResource( |
| R.raw.backup_telephony_with_password); |
| InputStream tarInputStream = PerformAdbRestoreTask.parseBackupFileHeaderAndReturnTarStream( |
| inputStream, "123"); |
| TarBackupReader tarBackupReader = new TarBackupReader(tarInputStream, |
| mBytesReadListenerMock, mBackupManagerMonitorMock); |
| FileMetadata fileMetadata = tarBackupReader.readTarHeaders(); |
| |
| Signature[] signatures = tarBackupReader.readAppManifestAndReturnSignatures(fileMetadata); |
| |
| assertThat(fileMetadata.version).isEqualTo(TELEPHONY_PACKAGE_VERSION); |
| assertThat(fileMetadata.hasApk).isFalse(); |
| assertThat(signatures).isNotNull(); |
| assertThat(signatures).hasLength(1); |
| |
| String signatureSha256 = Hashing.sha256().hashBytes(signatures[0].toByteArray()).toString(); |
| assertThat(signatureSha256).isEqualTo(TELEPHONY_PACKAGE_SIGNATURE_SHA256); |
| } |
| |
| @Test |
| public void readAppManifest_backupNotEncrypted_correctlyParsesAppManifest() throws Exception { |
| InputStream inputStream = mContext.getResources().openRawResource( |
| R.raw.backup_telephony_no_password); |
| InputStream tarInputStream = PerformAdbRestoreTask.parseBackupFileHeaderAndReturnTarStream( |
| inputStream, null); |
| TarBackupReader tarBackupReader = new TarBackupReader(tarInputStream, |
| mBytesReadListenerMock, mBackupManagerMonitorMock); |
| FileMetadata fileMetadata = tarBackupReader.readTarHeaders(); |
| |
| Signature[] signatures = tarBackupReader.readAppManifestAndReturnSignatures(fileMetadata); |
| |
| assertThat(fileMetadata.version).isEqualTo(TELEPHONY_PACKAGE_VERSION); |
| assertThat(fileMetadata.hasApk).isFalse(); |
| assertThat(signatures).isNotNull(); |
| assertThat(signatures).hasLength(1); |
| |
| String signatureSha256 = Hashing.sha256().hashBytes(signatures[0].toByteArray()).toString(); |
| assertThat(signatureSha256).isEqualTo(TELEPHONY_PACKAGE_SIGNATURE_SHA256); |
| } |
| |
| @Test |
| public void chooseRestorePolicy_signaturesIsNull_returnsIgnore() throws Exception { |
| InputStream inputStream = mContext.getResources().openRawResource( |
| R.raw.backup_telephony_no_password); |
| InputStream tarInputStream = PerformAdbRestoreTask.parseBackupFileHeaderAndReturnTarStream( |
| inputStream, null); |
| TarBackupReader tarBackupReader = new TarBackupReader(tarInputStream, |
| mBytesReadListenerMock, mBackupManagerMonitorMock); |
| |
| RestorePolicy policy = tarBackupReader.chooseRestorePolicy(mPackageManagerStub, |
| true /* allowApks */, new FileMetadata(), null /* signatures */, |
| mMockPackageManagerInternal); |
| |
| assertThat(policy).isEqualTo(RestorePolicy.IGNORE); |
| verifyZeroInteractions(mBackupManagerMonitorMock); |
| } |
| |
| @Test |
| public void chooseRestorePolicy_packageDoesNotExistAndAllowApksAndHasApk_returnsAcceptIfApk() |
| throws Exception { |
| InputStream inputStream = mContext.getResources().openRawResource( |
| R.raw.backup_telephony_no_password); |
| InputStream tarInputStream = PerformAdbRestoreTask.parseBackupFileHeaderAndReturnTarStream( |
| inputStream, null); |
| TarBackupReader tarBackupReader = new TarBackupReader(tarInputStream, |
| mBytesReadListenerMock, mBackupManagerMonitorMock); |
| FileMetadata info = new FileMetadata(); |
| info.hasApk = true; |
| PackageManagerStub.sPackageInfo = null; |
| |
| RestorePolicy policy = tarBackupReader.chooseRestorePolicy(mPackageManagerStub, |
| true /* allowApks */, info, new Signature[0] /* signatures */, |
| mMockPackageManagerInternal); |
| |
| assertThat(policy).isEqualTo(RestorePolicy.ACCEPT_IF_APK); |
| ArgumentCaptor<Bundle> bundleCaptor = ArgumentCaptor.forClass(Bundle.class); |
| verify(mBackupManagerMonitorMock).onEvent(bundleCaptor.capture()); |
| assertThat(bundleCaptor.getValue().get(EXTRA_LOG_EVENT_ID)).isEqualTo( |
| LOG_EVENT_ID_APK_NOT_INSTALLED); |
| } |
| |
| @Test |
| public void |
| chooseRestorePolicy_packageDoesNotExistAndAllowApksAndDoesNotHaveApk_returnsAcceptIfApkLogsCannotRestore() |
| throws Exception { |
| InputStream inputStream = mContext.getResources().openRawResource( |
| R.raw.backup_telephony_no_password); |
| InputStream tarInputStream = PerformAdbRestoreTask.parseBackupFileHeaderAndReturnTarStream( |
| inputStream, null); |
| TarBackupReader tarBackupReader = new TarBackupReader(tarInputStream, |
| mBytesReadListenerMock, mBackupManagerMonitorMock); |
| FileMetadata info = new FileMetadata(); |
| info.hasApk = false; |
| PackageManagerStub.sPackageInfo = null; |
| |
| RestorePolicy policy = tarBackupReader.chooseRestorePolicy(mPackageManagerStub, |
| true /* allowApks */, info, new Signature[0] /* signatures */, |
| mMockPackageManagerInternal); |
| |
| assertThat(policy).isEqualTo(RestorePolicy.ACCEPT_IF_APK); |
| ArgumentCaptor<Bundle> bundleCaptor = ArgumentCaptor.forClass(Bundle.class); |
| verify(mBackupManagerMonitorMock, times(2)).onEvent(bundleCaptor.capture()); |
| List<Bundle> eventBundles = bundleCaptor.getAllValues(); |
| assertThat(eventBundles).hasSize(2); |
| assertThat(eventBundles.get(0).get(EXTRA_LOG_EVENT_ID)).isEqualTo( |
| LOG_EVENT_ID_APK_NOT_INSTALLED); |
| assertThat(eventBundles.get(1).get(EXTRA_LOG_EVENT_ID)).isEqualTo( |
| LOG_EVENT_ID_CANNOT_RESTORE_WITHOUT_APK); |
| } |
| |
| @Test |
| public void chooseRestorePolicy_packageDoesNotExistAndDoesNotAllowApks_returnsIgnore() |
| throws Exception { |
| InputStream inputStream = mContext.getResources().openRawResource( |
| R.raw.backup_telephony_no_password); |
| InputStream tarInputStream = PerformAdbRestoreTask.parseBackupFileHeaderAndReturnTarStream( |
| inputStream, null); |
| TarBackupReader tarBackupReader = new TarBackupReader(tarInputStream, |
| mBytesReadListenerMock, mBackupManagerMonitorMock); |
| PackageManagerStub.sPackageInfo = null; |
| |
| RestorePolicy policy = tarBackupReader.chooseRestorePolicy(mPackageManagerStub, |
| false /* allowApks */, new FileMetadata(), new Signature[0] /* signatures */, |
| mMockPackageManagerInternal); |
| |
| assertThat(policy).isEqualTo(RestorePolicy.IGNORE); |
| ArgumentCaptor<Bundle> bundleCaptor = ArgumentCaptor.forClass(Bundle.class); |
| verify(mBackupManagerMonitorMock).onEvent(bundleCaptor.capture()); |
| assertThat(bundleCaptor.getValue().get(EXTRA_LOG_EVENT_ID)).isEqualTo( |
| LOG_EVENT_ID_APK_NOT_INSTALLED); |
| } |
| |
| @Test |
| public void chooseRestorePolicy_doesNotAllowsBackup_returnsIgnore() throws Exception { |
| InputStream inputStream = mContext.getResources().openRawResource( |
| R.raw.backup_telephony_no_password); |
| InputStream tarInputStream = PerformAdbRestoreTask.parseBackupFileHeaderAndReturnTarStream( |
| inputStream, null); |
| TarBackupReader tarBackupReader = new TarBackupReader(tarInputStream, |
| mBytesReadListenerMock, mBackupManagerMonitorMock); |
| |
| PackageInfo packageInfo = new PackageInfo(); |
| packageInfo.applicationInfo = new ApplicationInfo(); |
| packageInfo.applicationInfo.flags = ~ApplicationInfo.FLAG_ALLOW_BACKUP; |
| PackageManagerStub.sPackageInfo = packageInfo; |
| |
| RestorePolicy policy = tarBackupReader.chooseRestorePolicy(mPackageManagerStub, |
| false /* allowApks */, new FileMetadata(), new Signature[0] /* signatures */, |
| mMockPackageManagerInternal); |
| |
| assertThat(policy).isEqualTo(RestorePolicy.IGNORE); |
| ArgumentCaptor<Bundle> bundleCaptor = ArgumentCaptor.forClass(Bundle.class); |
| verify(mBackupManagerMonitorMock).onEvent(bundleCaptor.capture()); |
| assertThat(bundleCaptor.getValue().get(EXTRA_LOG_EVENT_ID)).isEqualTo( |
| LOG_EVENT_ID_FULL_RESTORE_ALLOW_BACKUP_FALSE); |
| } |
| |
| @Test |
| public void chooseRestorePolicy_systemAppWithNoAgent_returnsIgnore() throws Exception { |
| InputStream inputStream = mContext.getResources().openRawResource( |
| R.raw.backup_telephony_no_password); |
| InputStream tarInputStream = PerformAdbRestoreTask.parseBackupFileHeaderAndReturnTarStream( |
| inputStream, null); |
| TarBackupReader tarBackupReader = new TarBackupReader(tarInputStream, |
| mBytesReadListenerMock, mBackupManagerMonitorMock); |
| |
| PackageInfo packageInfo = new PackageInfo(); |
| packageInfo.applicationInfo = new ApplicationInfo(); |
| packageInfo.applicationInfo.flags |= ApplicationInfo.FLAG_ALLOW_BACKUP; |
| packageInfo.applicationInfo.uid = Process.SYSTEM_UID; |
| packageInfo.applicationInfo.backupAgentName = null; |
| PackageManagerStub.sPackageInfo = packageInfo; |
| |
| RestorePolicy policy = tarBackupReader.chooseRestorePolicy(mPackageManagerStub, |
| false /* allowApks */, new FileMetadata(), new Signature[0] /* signatures */, |
| mMockPackageManagerInternal); |
| |
| assertThat(policy).isEqualTo(RestorePolicy.IGNORE); |
| ArgumentCaptor<Bundle> bundleCaptor = ArgumentCaptor.forClass(Bundle.class); |
| verify(mBackupManagerMonitorMock).onEvent(bundleCaptor.capture()); |
| assertThat(bundleCaptor.getValue().get(EXTRA_LOG_EVENT_ID)).isEqualTo( |
| LOG_EVENT_ID_SYSTEM_APP_NO_AGENT); |
| } |
| |
| @Test |
| public void chooseRestorePolicy_nonSystemAppSignaturesDoNotMatch_returnsIgnore() |
| throws Exception { |
| InputStream inputStream = mContext.getResources().openRawResource( |
| R.raw.backup_telephony_no_password); |
| InputStream tarInputStream = PerformAdbRestoreTask.parseBackupFileHeaderAndReturnTarStream( |
| inputStream, null); |
| TarBackupReader tarBackupReader = new TarBackupReader(tarInputStream, |
| mBytesReadListenerMock, mBackupManagerMonitorMock); |
| Signature[] signatures = new Signature[]{FAKE_SIGNATURE_1}; |
| |
| PackageInfo packageInfo = new PackageInfo(); |
| packageInfo.applicationInfo = new ApplicationInfo(); |
| packageInfo.applicationInfo.flags |= ApplicationInfo.FLAG_ALLOW_BACKUP; |
| packageInfo.applicationInfo.uid = Process.FIRST_APPLICATION_UID; |
| packageInfo.applicationInfo.backupAgentName = null; |
| packageInfo.signingInfo = new SigningInfo( |
| new PackageParser.SigningDetails( |
| new Signature[] {FAKE_SIGNATURE_2}, |
| PackageParser.SigningDetails.SignatureSchemeVersion.SIGNING_BLOCK_V3, |
| null, |
| null)); |
| PackageManagerStub.sPackageInfo = packageInfo; |
| |
| RestorePolicy policy = tarBackupReader.chooseRestorePolicy(mPackageManagerStub, |
| false /* allowApks */, new FileMetadata(), signatures, mMockPackageManagerInternal); |
| |
| assertThat(policy).isEqualTo(RestorePolicy.IGNORE); |
| ArgumentCaptor<Bundle> bundleCaptor = ArgumentCaptor.forClass(Bundle.class); |
| verify(mBackupManagerMonitorMock).onEvent(bundleCaptor.capture()); |
| assertThat(bundleCaptor.getValue().get(EXTRA_LOG_EVENT_ID)).isEqualTo( |
| LOG_EVENT_ID_FULL_RESTORE_SIGNATURE_MISMATCH); |
| } |
| |
| @Test |
| public void chooseRestorePolicy_systemAppWithBackupAgentAndRestoreAnyVersion_returnsAccept() |
| throws Exception { |
| InputStream inputStream = mContext.getResources().openRawResource( |
| R.raw.backup_telephony_no_password); |
| InputStream tarInputStream = PerformAdbRestoreTask.parseBackupFileHeaderAndReturnTarStream( |
| inputStream, null); |
| TarBackupReader tarBackupReader = new TarBackupReader(tarInputStream, |
| mBytesReadListenerMock, mBackupManagerMonitorMock); |
| Signature[] signatures = new Signature[]{FAKE_SIGNATURE_1}; |
| |
| PackageInfo packageInfo = new PackageInfo(); |
| packageInfo.packageName = "test"; |
| packageInfo.applicationInfo = new ApplicationInfo(); |
| packageInfo.applicationInfo.flags |= |
| ApplicationInfo.FLAG_ALLOW_BACKUP | ApplicationInfo.FLAG_RESTORE_ANY_VERSION; |
| packageInfo.applicationInfo.uid = Process.SYSTEM_UID; |
| packageInfo.applicationInfo.backupAgentName = "backup.agent"; |
| packageInfo.signingInfo = new SigningInfo( |
| new PackageParser.SigningDetails( |
| new Signature[] {FAKE_SIGNATURE_1}, |
| PackageParser.SigningDetails.SignatureSchemeVersion.SIGNING_BLOCK_V3, |
| null, |
| null)); |
| PackageManagerStub.sPackageInfo = packageInfo; |
| |
| doReturn(true).when(mMockPackageManagerInternal).isDataRestoreSafe(FAKE_SIGNATURE_1, |
| packageInfo.packageName); |
| RestorePolicy policy = tarBackupReader.chooseRestorePolicy(mPackageManagerStub, |
| false /* allowApks */, new FileMetadata(), signatures, mMockPackageManagerInternal); |
| |
| assertThat(policy).isEqualTo(RestorePolicy.ACCEPT); |
| ArgumentCaptor<Bundle> bundleCaptor = ArgumentCaptor.forClass(Bundle.class); |
| verify(mBackupManagerMonitorMock).onEvent(bundleCaptor.capture()); |
| assertThat(bundleCaptor.getValue().get(EXTRA_LOG_EVENT_ID)).isEqualTo( |
| LOG_EVENT_ID_RESTORE_ANY_VERSION); |
| } |
| |
| @Test |
| public void chooseRestorePolicy_restoreAnyVersion_returnsAccept() throws Exception { |
| InputStream inputStream = mContext.getResources().openRawResource( |
| R.raw.backup_telephony_no_password); |
| InputStream tarInputStream = PerformAdbRestoreTask.parseBackupFileHeaderAndReturnTarStream( |
| inputStream, null); |
| TarBackupReader tarBackupReader = new TarBackupReader(tarInputStream, |
| mBytesReadListenerMock, mBackupManagerMonitorMock); |
| Signature[] signatures = new Signature[]{FAKE_SIGNATURE_1}; |
| |
| PackageInfo packageInfo = new PackageInfo(); |
| packageInfo.packageName = "test"; |
| packageInfo.applicationInfo = new ApplicationInfo(); |
| packageInfo.applicationInfo.flags |= |
| ApplicationInfo.FLAG_ALLOW_BACKUP | ApplicationInfo.FLAG_RESTORE_ANY_VERSION; |
| packageInfo.applicationInfo.uid = Process.FIRST_APPLICATION_UID; |
| packageInfo.applicationInfo.backupAgentName = null; |
| packageInfo.signingInfo = new SigningInfo( |
| new PackageParser.SigningDetails( |
| new Signature[] {FAKE_SIGNATURE_1}, |
| PackageParser.SigningDetails.SignatureSchemeVersion.SIGNING_BLOCK_V3, |
| null, |
| null)); |
| PackageManagerStub.sPackageInfo = packageInfo; |
| |
| doReturn(true).when(mMockPackageManagerInternal).isDataRestoreSafe(FAKE_SIGNATURE_1, |
| packageInfo.packageName); |
| RestorePolicy policy = tarBackupReader.chooseRestorePolicy(mPackageManagerStub, |
| false /* allowApks */, new FileMetadata(), signatures, mMockPackageManagerInternal); |
| |
| assertThat(policy).isEqualTo(RestorePolicy.ACCEPT); |
| ArgumentCaptor<Bundle> bundleCaptor = ArgumentCaptor.forClass(Bundle.class); |
| verify(mBackupManagerMonitorMock).onEvent(bundleCaptor.capture()); |
| assertThat(bundleCaptor.getValue().get(EXTRA_LOG_EVENT_ID)).isEqualTo( |
| LOG_EVENT_ID_RESTORE_ANY_VERSION); |
| } |
| |
| @Test |
| public void chooseRestorePolicy_notRestoreAnyVersionButVersionMatch_returnsAccept() |
| throws Exception { |
| InputStream inputStream = mContext.getResources().openRawResource( |
| R.raw.backup_telephony_no_password); |
| InputStream tarInputStream = PerformAdbRestoreTask.parseBackupFileHeaderAndReturnTarStream( |
| inputStream, null); |
| TarBackupReader tarBackupReader = new TarBackupReader(tarInputStream, |
| mBytesReadListenerMock, mBackupManagerMonitorMock); |
| Signature[] signatures = new Signature[]{FAKE_SIGNATURE_1}; |
| FileMetadata info = new FileMetadata(); |
| info.version = 1; |
| |
| PackageInfo packageInfo = new PackageInfo(); |
| packageInfo.packageName = "test"; |
| packageInfo.applicationInfo = new ApplicationInfo(); |
| packageInfo.applicationInfo.flags |= ApplicationInfo.FLAG_ALLOW_BACKUP; |
| packageInfo.applicationInfo.flags &= ~ApplicationInfo.FLAG_RESTORE_ANY_VERSION; |
| packageInfo.applicationInfo.uid = Process.FIRST_APPLICATION_UID; |
| packageInfo.applicationInfo.backupAgentName = null; |
| packageInfo.signingInfo = new SigningInfo( |
| new PackageParser.SigningDetails( |
| new Signature[] {FAKE_SIGNATURE_1}, |
| PackageParser.SigningDetails.SignatureSchemeVersion.SIGNING_BLOCK_V3, |
| null, |
| null)); |
| packageInfo.versionCode = 2; |
| PackageManagerStub.sPackageInfo = packageInfo; |
| |
| doReturn(true).when(mMockPackageManagerInternal).isDataRestoreSafe(FAKE_SIGNATURE_1, |
| packageInfo.packageName); |
| RestorePolicy policy = tarBackupReader.chooseRestorePolicy(mPackageManagerStub, |
| false /* allowApks */, info, signatures, mMockPackageManagerInternal); |
| |
| assertThat(policy).isEqualTo(RestorePolicy.ACCEPT); |
| ArgumentCaptor<Bundle> bundleCaptor = ArgumentCaptor.forClass(Bundle.class); |
| verify(mBackupManagerMonitorMock).onEvent(bundleCaptor.capture()); |
| assertThat(bundleCaptor.getValue().get(EXTRA_LOG_EVENT_ID)).isEqualTo( |
| LOG_EVENT_ID_VERSIONS_MATCH); |
| } |
| |
| @Test |
| public void |
| chooseRestorePolicy_notRestoreAnyVersionAndVersionMismatchButAllowApksAndHasApk_returnsAcceptIfApk() |
| throws Exception { |
| InputStream inputStream = mContext.getResources().openRawResource( |
| R.raw.backup_telephony_no_password); |
| InputStream tarInputStream = PerformAdbRestoreTask.parseBackupFileHeaderAndReturnTarStream( |
| inputStream, null); |
| TarBackupReader tarBackupReader = new TarBackupReader(tarInputStream, |
| mBytesReadListenerMock, mBackupManagerMonitorMock); |
| Signature[] signatures = new Signature[]{FAKE_SIGNATURE_1}; |
| FileMetadata info = new FileMetadata(); |
| info.version = 2; |
| info.hasApk = true; |
| |
| PackageInfo packageInfo = new PackageInfo(); |
| packageInfo.packageName = "test"; |
| packageInfo.applicationInfo = new ApplicationInfo(); |
| packageInfo.applicationInfo.flags |= ApplicationInfo.FLAG_ALLOW_BACKUP; |
| packageInfo.applicationInfo.flags &= ~ApplicationInfo.FLAG_RESTORE_ANY_VERSION; |
| packageInfo.applicationInfo.uid = Process.FIRST_APPLICATION_UID; |
| packageInfo.applicationInfo.backupAgentName = null; |
| packageInfo.signingInfo = new SigningInfo( |
| new PackageParser.SigningDetails( |
| new Signature[] {FAKE_SIGNATURE_1}, |
| PackageParser.SigningDetails.SignatureSchemeVersion.SIGNING_BLOCK_V3, |
| null, |
| null)); |
| packageInfo.versionCode = 1; |
| PackageManagerStub.sPackageInfo = packageInfo; |
| |
| doReturn(true).when(mMockPackageManagerInternal).isDataRestoreSafe(FAKE_SIGNATURE_1, |
| packageInfo.packageName); |
| RestorePolicy policy = tarBackupReader.chooseRestorePolicy(mPackageManagerStub, |
| true /* allowApks */, info, signatures, mMockPackageManagerInternal); |
| |
| assertThat(policy).isEqualTo(RestorePolicy.ACCEPT_IF_APK); |
| verifyNoMoreInteractions(mBackupManagerMonitorMock); |
| } |
| |
| @Test |
| public void |
| chooseRestorePolicy_notRestoreAnyVersionAndVersionMismatchAndDoesNotAllowApks_returnsIgnore() |
| throws Exception { |
| InputStream inputStream = mContext.getResources().openRawResource( |
| R.raw.backup_telephony_no_password); |
| InputStream tarInputStream = PerformAdbRestoreTask.parseBackupFileHeaderAndReturnTarStream( |
| inputStream, null); |
| TarBackupReader tarBackupReader = new TarBackupReader(tarInputStream, |
| mBytesReadListenerMock, mBackupManagerMonitorMock); |
| Signature[] signatures = new Signature[]{FAKE_SIGNATURE_1}; |
| FileMetadata info = new FileMetadata(); |
| info.version = 2; |
| |
| PackageInfo packageInfo = new PackageInfo(); |
| packageInfo.packageName = "test"; |
| packageInfo.applicationInfo = new ApplicationInfo(); |
| packageInfo.applicationInfo.flags |= ApplicationInfo.FLAG_ALLOW_BACKUP; |
| packageInfo.applicationInfo.flags &= ~ApplicationInfo.FLAG_RESTORE_ANY_VERSION; |
| packageInfo.applicationInfo.uid = Process.FIRST_APPLICATION_UID; |
| packageInfo.applicationInfo.backupAgentName = null; |
| packageInfo.signingInfo = new SigningInfo( |
| new PackageParser.SigningDetails( |
| new Signature[] {FAKE_SIGNATURE_1}, |
| PackageParser.SigningDetails.SignatureSchemeVersion.SIGNING_BLOCK_V3, |
| null, |
| null)); |
| packageInfo.versionCode = 1; |
| PackageManagerStub.sPackageInfo = packageInfo; |
| |
| doReturn(true).when(mMockPackageManagerInternal).isDataRestoreSafe(FAKE_SIGNATURE_1, |
| packageInfo.packageName); |
| RestorePolicy policy = tarBackupReader.chooseRestorePolicy(mPackageManagerStub, |
| false /* allowApks */, info, signatures, mMockPackageManagerInternal); |
| |
| assertThat(policy).isEqualTo(RestorePolicy.IGNORE); |
| ArgumentCaptor<Bundle> bundleCaptor = ArgumentCaptor.forClass(Bundle.class); |
| verify(mBackupManagerMonitorMock).onEvent(bundleCaptor.capture()); |
| assertThat(bundleCaptor.getValue().get(EXTRA_LOG_EVENT_ID)).isEqualTo( |
| LOG_EVENT_ID_VERSION_OF_BACKUP_OLDER); |
| } |
| } |
| |