Merge "Get OperationType from transport" into sc-dev (163db7b2) · Commits · e / os / android_frameworks_base

cmds/bmgr/src/com/android/commands/bmgr/Bmgr.java

+2 −3

Original line number	Diff line number	Diff line
		@@ -19,7 +19,6 @@ package com.android.commands.bmgr;
		import android.annotation.IntDef;
		import android.annotation.UserIdInt;
		import android.app.backup.BackupManager;
		import android.app.backup.BackupManager.OperationType;
		import android.app.backup.BackupManagerMonitor;
		import android.app.backup.BackupProgress;
		import android.app.backup.BackupTransport;
		@@ -667,7 +666,7 @@ public class Bmgr {

		// The rest of the 'list' options work with a restore session on the current transport
		try {
		mRestore = mBmgr.beginRestoreSessionForUser(userId, null, null, OperationType.BACKUP);
		mRestore = mBmgr.beginRestoreSessionForUser(userId, null, null);
		if (mRestore == null) {
		System.err.println(BMGR_ERR_NO_RESTORESESSION_FOR_USER + userId);
		return;
		@@ -822,7 +821,7 @@ public class Bmgr {

		try {
		boolean didRestore = false;
		mRestore = mBmgr.beginRestoreSessionForUser(userId, null, null, OperationType.BACKUP);
		mRestore = mBmgr.beginRestoreSessionForUser(userId, null, null);
		if (mRestore == null) {
		System.err.println(BMGR_ERR_NO_RESTORESESSION_FOR_USER + userId);
		return;

core/java/android/app/backup/BackupManager.java

+3 −58

Original line number	Diff line number	Diff line
		@@ -361,36 +361,7 @@ public class BackupManager {
		try {
		// All packages, current transport
		IRestoreSession binder =
		sService.beginRestoreSessionForUser(mContext.getUserId(), null, null,
		OperationType.BACKUP);
		if (binder != null) {
		session = new RestoreSession(mContext, binder);
		}
		} catch (RemoteException e) {
		Log.e(TAG, "beginRestoreSession() couldn't connect");
		}
		}
		return session;
		}

		/**
		* Begin the process of restoring data from backup. See the
		* {@link android.app.backup.RestoreSession} class for documentation on that process.
		*
		* @param operationType Type of the operation, see {@link OperationType}
		*
		* @hide
		*/
		@RequiresPermission(android.Manifest.permission.BACKUP)
		public RestoreSession beginRestoreSession(@OperationType int operationType) {
		RestoreSession session = null;
		checkServiceBinder();
		if (sService != null) {
		try {
		// All packages, current transport
		IRestoreSession binder =
		sService.beginRestoreSessionForUser(mContext.getUserId(), null, null,
		operationType);
		sService.beginRestoreSessionForUser(mContext.getUserId(), null, null);
		if (binder != null) {
		session = new RestoreSession(mContext, binder);
		}
		@@ -801,7 +772,7 @@ public class BackupManager {
		@SystemApi
		@RequiresPermission(android.Manifest.permission.BACKUP)
		public int requestBackup(String[] packages, BackupObserver observer) {
		return requestBackup(packages, observer, null, 0, OperationType.BACKUP);
		return requestBackup(packages, observer, null, 0);
		}

		/**
		@@ -826,31 +797,6 @@ public class BackupManager {
		@RequiresPermission(android.Manifest.permission.BACKUP)
		public int requestBackup(String[] packages, BackupObserver observer,
		BackupManagerMonitor monitor, int flags) {
		return requestBackup(packages, observer, monitor, flags, OperationType.BACKUP);
		}

		/**
		* Request an immediate backup, providing an observer to which results of the backup operation
		* will be published. The Android backup system will decide for each package whether it will
		* be full app data backup or key/value-pair-based backup.
		*
		* <p>If this method returns {@link BackupManager#SUCCESS}, the OS will attempt to backup all
		* provided packages using the remote transport.
		*
		* @param packages List of package names to backup.
		* @param observer The {@link BackupObserver} to receive callbacks during the backup
		* operation. Could be {@code null}.
		* @param monitor The {@link BackupManagerMonitorWrapper} to receive callbacks of important
		* events during the backup operation. Could be {@code null}.
		* @param flags {@link #FLAG_NON_INCREMENTAL_BACKUP}.
		* @param operationType {@link OperationType}
		* @return {@link BackupManager#SUCCESS} on success; nonzero on error.
		* @throws IllegalArgumentException on null or empty {@code packages} param.
		* @hide
		*/
		@RequiresPermission(android.Manifest.permission.BACKUP)
		public int requestBackup(String[] packages, BackupObserver observer,
		BackupManagerMonitor monitor, int flags, @OperationType int operationType) {
		checkServiceBinder();
		if (sService != null) {
		try {
		@@ -860,8 +806,7 @@ public class BackupManager {
		BackupManagerMonitorWrapper monitorWrapper = monitor == null
		? null
		: new BackupManagerMonitorWrapper(monitor);
		return sService.requestBackup(packages, observerWrapper, monitorWrapper, flags,
		operationType);
		return sService.requestBackup(packages, observerWrapper, monitorWrapper, flags);
		} catch (RemoteException e) {
		Log.e(TAG, "requestBackup() couldn't connect");
		}

core/java/android/app/backup/IBackupManager.aidl

+2 −4

Original line number	Diff line number	Diff line
		@@ -547,11 +547,9 @@ interface IBackupManager {
		* set can be restored.
		* @param transportID The name of the transport to use for the restore operation.
		* May be null, in which case the current active transport is used.
		* @param operationType Type of the operation, see {@link BackupManager#OperationType}
		* @return An interface to the restore session, or null on error.
		*/
		IRestoreSession beginRestoreSessionForUser(int userId, String packageName, String transportID,
		int operationType);
		IRestoreSession beginRestoreSessionForUser(int userId, String packageName, String transportID);

		/**
		* Notify the backup manager that a BackupAgent has completed the operation
		@@ -680,7 +678,7 @@ interface IBackupManager {
		* {@link android.app.backup.IBackupManager.requestBackupForUser} for the calling user id.
		*/
		int requestBackup(in String[] packages, IBackupObserver observer, IBackupManagerMonitor monitor,
		int flags, int operationType);
		int flags);

		/**
		* Cancel all running backups. After this call returns, no currently running backups will

services/backup/java/com/android/server/backup/BackupManagerService.java

+9 −14

Original line number	Diff line number	Diff line
		@@ -1245,10 +1245,9 @@ public class BackupManagerService extends IBackupManager.Stub {

		@Override
		public IRestoreSession beginRestoreSessionForUser(
		int userId, String packageName, String transportID,
		@OperationType int operationType) throws RemoteException {
		int userId, String packageName, String transportID) throws RemoteException {
		return isUserReadyForBackup(userId)
		? beginRestoreSession(userId, packageName, transportID, operationType) : null;
		? beginRestoreSession(userId, packageName, transportID) : null;
		}

		/**
		@@ -1257,15 +1256,13 @@ public class BackupManagerService extends IBackupManager.Stub {
		*/
		@Nullable
		public IRestoreSession beginRestoreSession(
		@UserIdInt int userId, String packageName, String transportName,
		@OperationType int operationType) {
		@UserIdInt int userId, String packageName, String transportName) {
		UserBackupManagerService userBackupManagerService =
		getServiceForUserIfCallerHasPermission(userId, "beginRestoreSession()");

		return userBackupManagerService == null
		? null
		: userBackupManagerService.beginRestoreSession(packageName, transportName,
		operationType);
		: userBackupManagerService.beginRestoreSession(packageName, transportName);
		}

		@Override
		@@ -1350,15 +1347,15 @@ public class BackupManagerService extends IBackupManager.Stub {
		if (!isUserReadyForBackup(userId)) {
		return BackupManager.ERROR_BACKUP_NOT_ALLOWED;
		}
		return requestBackup(userId, packages, observer, monitor, flags, OperationType.BACKUP);
		return requestBackup(userId, packages, observer, monitor, flags);
		}

		@Override
		public int requestBackup(String[] packages, IBackupObserver observer,
		IBackupManagerMonitor monitor, int flags, @OperationType int operationType)
		IBackupManagerMonitor monitor, int flags)
		throws RemoteException {
		return requestBackup(binderGetCallingUserId(), packages,
		observer, monitor, flags, operationType);
		observer, monitor, flags);
		}

		/**
		@@ -1370,15 +1367,13 @@ public class BackupManagerService extends IBackupManager.Stub {
		String[] packages,
		IBackupObserver observer,
		IBackupManagerMonitor monitor,
		int flags,
		@OperationType int operationType) {
		int flags) {
		UserBackupManagerService userBackupManagerService =
		getServiceForUserIfCallerHasPermission(userId, "requestBackup()");

		return userBackupManagerService == null
		? BackupManager.ERROR_BACKUP_NOT_ALLOWED
		: userBackupManagerService.requestBackup(packages, observer, monitor, flags,
		operationType);
		: userBackupManagerService.requestBackup(packages, observer, monitor, flags);
		}

		@Override

services/backup/java/com/android/server/backup/UserBackupManagerService.java

+36 −15

Original line number	Diff line number	Diff line
		@@ -127,6 +127,7 @@ import com.android.server.backup.params.RestoreParams;
		import com.android.server.backup.restore.ActiveRestoreSession;
		import com.android.server.backup.restore.PerformUnifiedRestoreTask;
		import com.android.server.backup.transport.TransportClient;
		import com.android.server.backup.transport.TransportNotAvailableException;
		import com.android.server.backup.transport.TransportNotRegisteredException;
		import com.android.server.backup.utils.BackupEligibilityRules;
		import com.android.server.backup.utils.BackupManagerMonitorUtils;
		@@ -1858,21 +1859,12 @@ public class UserBackupManagerService {
		return requestBackup(packages, observer, null, flags);
		}

		/**
		* Requests a backup for the inputted {@code packages} with a specified {@link
		* IBackupManagerMonitor}.
		*/
		public int requestBackup(String[] packages, IBackupObserver observer,
		IBackupManagerMonitor monitor, int flags) {
		return requestBackup(packages, observer, monitor, flags, OperationType.BACKUP);
		}

		/**
		* Requests a backup for the inputted {@code packages} with a specified {@link
		* IBackupManagerMonitor} and {@link OperationType}.
		*/
		public int requestBackup(String[] packages, IBackupObserver observer,
		IBackupManagerMonitor monitor, int flags, @OperationType int operationType) {
		IBackupManagerMonitor monitor, int flags) {
		mContext.enforceCallingPermission(android.Manifest.permission.BACKUP, "requestBackup");

		if (packages == null \|\| packages.length < 1) {
		@@ -1903,13 +1895,16 @@ public class UserBackupManagerService {

		final TransportClient transportClient;
		final String transportDirName;
		int operationType;
		try {
		transportDirName =
		mTransportManager.getTransportDirName(
		mTransportManager.getCurrentTransportName());
		transportClient =
		mTransportManager.getCurrentTransportClientOrThrow("BMS.requestBackup()");
		} catch (TransportNotRegisteredException e) {
		operationType = getOperationTypeFromTransport(transportClient);
		} catch (TransportNotRegisteredException \| TransportNotAvailableException
		\| RemoteException e) {
		BackupObserverUtils.sendBackupFinished(observer, BackupManager.ERROR_TRANSPORT_ABORTED);
		monitor = BackupManagerMonitorUtils.monitorEvent(monitor,
		BackupManagerMonitor.LOG_EVENT_ID_TRANSPORT_IS_NULL,
		@@ -4024,15 +4019,13 @@ public class UserBackupManagerService {
		}

		/** Hand off a restore session. */
		public IRestoreSession beginRestoreSession(String packageName, String transport,
		@OperationType int operationType) {
		public IRestoreSession beginRestoreSession(String packageName, String transport) {
		if (DEBUG) {
		Slog.v(
		TAG,
		addUserIdToLogMessage(
		mUserId,
		"beginRestoreSession: pkg=" + packageName + " transport=" + transport
		+ "operationType=" + operationType));
		"beginRestoreSession: pkg=" + packageName + " transport=" + transport));
		}

		boolean needPermission = true;
		@@ -4073,6 +4066,17 @@ public class UserBackupManagerService {
		}
		}

		int operationType;
		try {
		operationType = getOperationTypeFromTransport(
		mTransportManager.getTransportClientOrThrow(transport, /* caller */
		"BMS.beginRestoreSession"));
		} catch (TransportNotAvailableException \| TransportNotRegisteredException
		\| RemoteException e) {
		Slog.w(TAG, "Failed to get operation type from transport: " + e);
		return null;
		}

		synchronized (this) {
		if (mActiveRestoreSession != null) {
		Slog.i(
		@@ -4356,6 +4360,23 @@ public class UserBackupManagerService {
		}
		}

		@VisibleForTesting
		@OperationType int getOperationTypeFromTransport(TransportClient transportClient)
		throws TransportNotAvailableException, RemoteException {
		long oldCallingId = Binder.clearCallingIdentity();
		try {
		IBackupTransport transport = transportClient.connectOrThrow(
		/* caller */ "BMS.getOperationTypeFromTransport");
		if ((transport.getTransportFlags() & BackupAgent.FLAG_DEVICE_TO_DEVICE_TRANSFER) != 0) {
		return OperationType.MIGRATION;
		} else {
		return OperationType.BACKUP;
		}
		} finally {
		Binder.restoreCallingIdentity(oldCallingId);
		}
		}

		private static String addUserIdToLogMessage(int userId, String message) {
		return "[UserID:" + userId + "] " + message;
		}