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-rw-r--r--services/backup/java/com/android/server/backup/BackupManagerService.java114
-rw-r--r--services/backup/java/com/android/server/backup/Trampoline.java130
2 files changed, 115 insertions, 129 deletions
diff --git a/services/backup/java/com/android/server/backup/BackupManagerService.java b/services/backup/java/com/android/server/backup/BackupManagerService.java
index bce7f7cf07d3..692bc4102e09 100644
--- a/services/backup/java/com/android/server/backup/BackupManagerService.java
+++ b/services/backup/java/com/android/server/backup/BackupManagerService.java
@@ -20,14 +20,8 @@ import static com.android.internal.util.Preconditions.checkNotNull;
import android.annotation.Nullable;
import android.annotation.UserIdInt;
-import android.app.backup.BackupManager;
-import android.app.backup.IBackupManagerMonitor;
-import android.app.backup.IBackupObserver;
import android.app.backup.IFullBackupRestoreObserver;
import android.app.backup.IRestoreSession;
-import android.app.job.JobParameters;
-import android.app.job.JobScheduler;
-import android.app.job.JobService;
import android.content.Context;
import android.content.pm.PackageManager;
import android.os.IBinder;
@@ -99,114 +93,6 @@ public class BackupManagerService {
// TODO (b/118520567): Stop hardcoding system user when we pass in user id as a parameter
// ---------------------------------------------
- // BACKUP OPERATIONS
- // ---------------------------------------------
-
- /** Checks if the given package {@code packageName} is eligible for backup. */
- public boolean isAppEligibleForBackup(@UserIdInt int userId, String packageName) {
- UserBackupManagerService userBackupManagerService =
- getServiceForUserIfCallerHasPermission(userId, "isAppEligibleForBackup()");
-
- return userBackupManagerService != null
- && userBackupManagerService.isAppEligibleForBackup(packageName);
- }
-
- /**
- * Returns from the inputted packages {@code packages}, the ones that are eligible for backup.
- */
- @Nullable
- public String[] filterAppsEligibleForBackup(@UserIdInt int userId, String[] packages) {
- UserBackupManagerService userBackupManagerService =
- getServiceForUserIfCallerHasPermission(userId, "filterAppsEligibleForBackup()");
-
- return userBackupManagerService == null
- ? null
- : userBackupManagerService.filterAppsEligibleForBackup(packages);
- }
-
- /**
- * Run a backup pass immediately for any key-value backup applications that have declared that
- * they have pending updates.
- */
- public void backupNow(@UserIdInt int userId) {
- UserBackupManagerService userBackupManagerService =
- getServiceForUserIfCallerHasPermission(userId, "backupNow()");
-
- if (userBackupManagerService != null) {
- userBackupManagerService.backupNow();
- }
- }
-
- /**
- * Requests a backup for the inputted {@code packages} with a specified callback {@link
- * IBackupManagerMonitor} for receiving events during the operation.
- */
- public int requestBackup(
- @UserIdInt int userId,
- String[] packages,
- IBackupObserver observer,
- IBackupManagerMonitor monitor,
- int flags) {
- UserBackupManagerService userBackupManagerService =
- getServiceForUserIfCallerHasPermission(userId, "requestBackup()");
-
- return userBackupManagerService == null
- ? BackupManager.ERROR_BACKUP_NOT_ALLOWED
- : userBackupManagerService.requestBackup(packages, observer, monitor, flags);
- }
-
- /** Cancel all running backup operations. */
- public void cancelBackups(@UserIdInt int userId) {
- UserBackupManagerService userBackupManagerService =
- getServiceForUserIfCallerHasPermission(userId, "cancelBackups()");
-
- if (userBackupManagerService != null) {
- userBackupManagerService.cancelBackups();
- }
- }
-
- /**
- * Used by the {@link JobScheduler} to run a full backup when conditions are right. The model we
- * use is to perform one app backup per scheduled job execution, and to reschedule the job with
- * zero latency as long as conditions remain right and we still have work to do.
- *
- * @return Whether ongoing work will continue. The return value here will be passed along as the
- * return value to the callback {@link JobService#onStartJob(JobParameters)}.
- */
- public boolean beginFullBackup(@UserIdInt int userId, FullBackupJob scheduledJob) {
- UserBackupManagerService userBackupManagerService =
- getServiceForUserIfCallerHasPermission(userId, "beginFullBackup()");
-
- return userBackupManagerService != null
- && userBackupManagerService.beginFullBackup(scheduledJob);
- }
-
- /**
- * Used by the {@link JobScheduler} to end the current full backup task when conditions are no
- * longer met for running the full backup job.
- */
- public void endFullBackup(@UserIdInt int userId) {
- UserBackupManagerService userBackupManagerService =
- getServiceForUserIfCallerHasPermission(userId, "endFullBackup()");
-
- if (userBackupManagerService != null) {
- userBackupManagerService.endFullBackup();
- }
- }
-
- /**
- * Run a full backup pass for the given packages {@code packageNames}. Used by 'adb shell bmgr'.
- */
- public void fullTransportBackup(@UserIdInt int userId, String[] packageNames) {
- UserBackupManagerService userBackupManagerService =
- getServiceForUserIfCallerHasPermission(userId, "fullTransportBackup()");
-
- if (userBackupManagerService != null) {
- userBackupManagerService.fullTransportBackup(packageNames);
- }
- }
-
- // ---------------------------------------------
// RESTORE OPERATIONS
// ---------------------------------------------
diff --git a/services/backup/java/com/android/server/backup/Trampoline.java b/services/backup/java/com/android/server/backup/Trampoline.java
index cdcc6ee4609f..7d0f7ae68e27 100644
--- a/services/backup/java/com/android/server/backup/Trampoline.java
+++ b/services/backup/java/com/android/server/backup/Trampoline.java
@@ -33,6 +33,9 @@ import android.app.backup.IBackupObserver;
import android.app.backup.IFullBackupRestoreObserver;
import android.app.backup.IRestoreSession;
import android.app.backup.ISelectBackupTransportCallback;
+import android.app.job.JobParameters;
+import android.app.job.JobScheduler;
+import android.app.job.JobService;
import android.content.BroadcastReceiver;
import android.content.ComponentName;
import android.content.Context;
@@ -720,7 +723,7 @@ public class Trampoline extends IBackupManager.Stub {
@Override
public void backupNowForUser(@UserIdInt int userId) throws RemoteException {
if (isUserReadyForBackup(userId)) {
- mService.backupNow(userId);
+ backupNow(userId);
}
}
@@ -729,6 +732,19 @@ public class Trampoline extends IBackupManager.Stub {
backupNowForUser(binderGetCallingUserId());
}
+ /**
+ * Run a backup pass immediately for any key-value backup applications that have declared that
+ * they have pending updates.
+ */
+ public void backupNow(@UserIdInt int userId) {
+ UserBackupManagerService userBackupManagerService =
+ getServiceForUserIfCallerHasPermission(userId, "backupNow()");
+
+ if (userBackupManagerService != null) {
+ userBackupManagerService.backupNow();
+ }
+ }
+
public void adbBackup(@UserIdInt int userId, ParcelFileDescriptor fd,
boolean includeApks, boolean includeObbs, boolean includeShared, boolean doWidgets,
boolean allApps, boolean allIncludesSystem, boolean doCompress, boolean doKeyValue,
@@ -743,7 +759,19 @@ public class Trampoline extends IBackupManager.Stub {
public void fullTransportBackupForUser(int userId, String[] packageNames)
throws RemoteException {
if (isUserReadyForBackup(userId)) {
- mService.fullTransportBackup(userId, packageNames);
+ fullTransportBackup(userId, packageNames);
+ }
+ }
+
+ /**
+ * Run a full backup pass for the given packages {@code packageNames}. Used by 'adb shell bmgr'.
+ */
+ public void fullTransportBackup(@UserIdInt int userId, String[] packageNames) {
+ UserBackupManagerService userBackupManagerService =
+ getServiceForUserIfCallerHasPermission(userId, "fullTransportBackup()");
+
+ if (userBackupManagerService != null) {
+ userBackupManagerService.fullTransportBackup(packageNames);
}
}
@@ -1147,14 +1175,35 @@ public class Trampoline extends IBackupManager.Stub {
@Override
public boolean isAppEligibleForBackupForUser(int userId, String packageName) {
- return isUserReadyForBackup(userId) && mService.isAppEligibleForBackup(userId,
+ return isUserReadyForBackup(userId) && isAppEligibleForBackup(userId,
packageName);
}
+ /** Checks if the given package {@code packageName} is eligible for backup. */
+ public boolean isAppEligibleForBackup(@UserIdInt int userId, String packageName) {
+ UserBackupManagerService userBackupManagerService =
+ getServiceForUserIfCallerHasPermission(userId, "isAppEligibleForBackup()");
+
+ return userBackupManagerService != null
+ && userBackupManagerService.isAppEligibleForBackup(packageName);
+ }
+
@Override
public String[] filterAppsEligibleForBackupForUser(int userId, String[] packages) {
- return isUserReadyForBackup(userId) ? mService.filterAppsEligibleForBackup(userId,
- packages) : null;
+ return isUserReadyForBackup(userId) ? filterAppsEligibleForBackup(userId, packages) : null;
+ }
+
+ /**
+ * Returns from the inputted packages {@code packages}, the ones that are eligible for backup.
+ */
+ @Nullable
+ public String[] filterAppsEligibleForBackup(@UserIdInt int userId, String[] packages) {
+ UserBackupManagerService userBackupManagerService =
+ getServiceForUserIfCallerHasPermission(userId, "filterAppsEligibleForBackup()");
+
+ return userBackupManagerService == null
+ ? null
+ : userBackupManagerService.filterAppsEligibleForBackup(packages);
}
@Override
@@ -1163,7 +1212,7 @@ public class Trampoline extends IBackupManager.Stub {
if (!isUserReadyForBackup(userId)) {
return BackupManager.ERROR_BACKUP_NOT_ALLOWED;
}
- return mService.requestBackup(userId, packages, observer, monitor, flags);
+ return requestBackup(userId, packages, observer, monitor, flags);
}
@Override
@@ -1173,10 +1222,28 @@ public class Trampoline extends IBackupManager.Stub {
observer, monitor, flags);
}
+ /**
+ * Requests a backup for the inputted {@code packages} with a specified callback {@link
+ * IBackupManagerMonitor} for receiving events during the operation.
+ */
+ public int requestBackup(
+ @UserIdInt int userId,
+ String[] packages,
+ IBackupObserver observer,
+ IBackupManagerMonitor monitor,
+ int flags) {
+ UserBackupManagerService userBackupManagerService =
+ getServiceForUserIfCallerHasPermission(userId, "requestBackup()");
+
+ return userBackupManagerService == null
+ ? BackupManager.ERROR_BACKUP_NOT_ALLOWED
+ : userBackupManagerService.requestBackup(packages, observer, monitor, flags);
+ }
+
@Override
public void cancelBackupsForUser(@UserIdInt int userId) throws RemoteException {
if (isUserReadyForBackup(userId)) {
- mService.cancelBackups(userId);
+ cancelBackups(userId);
}
}
@@ -1185,9 +1252,19 @@ public class Trampoline extends IBackupManager.Stub {
cancelBackupsForUser(binderGetCallingUserId());
}
+ /** Cancel all running backup operations. */
+ public void cancelBackups(@UserIdInt int userId) {
+ UserBackupManagerService userBackupManagerService =
+ getServiceForUserIfCallerHasPermission(userId, "cancelBackups()");
+
+ if (userBackupManagerService != null) {
+ userBackupManagerService.cancelBackups();
+ }
+ }
+
/**
* Returns a {@link UserHandle} for the user that has {@code ancestralSerialNumber} as the
- * serial number of the its ancestral work profile or null if there is no {@link
+ * serial number of its ancestral work profile or null if there is no {@link
* UserBackupManagerService} associated with that user.
*
* <p> The ancestral work profile is set by {@link #setAncestralSerialNumber(long)}
@@ -1255,15 +1332,38 @@ public class Trampoline extends IBackupManager.Stub {
}
}
- // Full backup/restore entry points - non-Binder; called directly
- // by the full-backup scheduled job
- /* package */ boolean beginFullBackup(@UserIdInt int userId, FullBackupJob scheduledJob) {
- return (isUserReadyForBackup(userId)) && mService.beginFullBackup(userId, scheduledJob);
+ /**
+ * Used by the {@link JobScheduler} to run a full backup when conditions are right. The model we
+ * use is to perform one app backup per scheduled job execution, and to reschedule the job with
+ * zero latency as long as conditions remain right and we still have work to do.
+ *
+ * @return Whether ongoing work will continue. The return value here will be passed along as the
+ * return value to the callback {@link JobService#onStartJob(JobParameters)}.
+ */
+ public boolean beginFullBackup(@UserIdInt int userId, FullBackupJob scheduledJob) {
+ if (!isUserReadyForBackup(userId)) {
+ return false;
+ }
+ UserBackupManagerService userBackupManagerService =
+ getServiceForUserIfCallerHasPermission(userId, "beginFullBackup()");
+
+ return userBackupManagerService != null
+ && userBackupManagerService.beginFullBackup(scheduledJob);
}
- /* package */ void endFullBackup(@UserIdInt int userId) {
- if (isUserReadyForBackup(userId)) {
- mService.endFullBackup(userId);
+ /**
+ * Used by the {@link JobScheduler} to end the current full backup task when conditions are no
+ * longer met for running the full backup job.
+ */
+ public void endFullBackup(@UserIdInt int userId) {
+ if (!isUserReadyForBackup(userId)) {
+ return;
+ }
+ UserBackupManagerService userBackupManagerService =
+ getServiceForUserIfCallerHasPermission(userId, "endFullBackup()");
+
+ if (userBackupManagerService != null) {
+ userBackupManagerService.endFullBackup();
}
}
generated by cgit v1.2.3 (git 2.25.1) at 2025-10-03 09:07:27 +0000