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Don't run backups in battery-saver mode

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Defer both full-data and key/value backups while in battery-saver mode.

Bug 21563473

Change-Id: I081b7bcd19af21a4c88ebb434d2d3ef4bc93951f
This commit is contained in:
Christopher Tate
2015-06-05 14:17:43 -07:00
parent fba7f5d73c
commit ad8a962316
1 changed files with 26 additions and 11 deletions
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37
services/backup/java/com/android/server/backup/BackupManagerService.java
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@ -4411,6 +4411,8 @@ public class BackupManagerService {
* 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.
*
* <p>This is the "start a full backup operation" entry point called by the scheduled job.
*
* @return Whether ongoing work will continue. The return value here will be passed
* along as the return value to the scheduled job's onStartJob() callback.
*/
@ -4430,6 +4432,14 @@ public class BackupManagerService {
return false;
}
// Don't run the backup if we're in battery saver mode, but reschedule
// to try again in the not-so-distant future.
if (mPowerManager.isPowerSaveMode()) {
if (DEBUG) Slog.i(TAG, "Deferring scheduled full backups in battery saver mode");
FullBackupJob.schedule(mContext, KeyValueBackupJob.BATCH_INTERVAL);
return false;
}
if (DEBUG_SCHEDULING) {
Slog.i(TAG, "Beginning scheduled full backup operation");
}
@ -8515,18 +8525,23 @@ if (MORE_DEBUG) Slog.v(TAG, " + got " + nRead + "; now wanting " + (size - soF
public void backupNow() {
mContext.enforceCallingOrSelfPermission(android.Manifest.permission.BACKUP, "backupNow");
if (DEBUG) Slog.v(TAG, "Scheduling immediate backup pass");
synchronized (mQueueLock) {
// Fire the intent that kicks off the whole shebang...
try {
mRunBackupIntent.send();
} catch (PendingIntent.CanceledException e) {
// should never happen
Slog.e(TAG, "run-backup intent cancelled!");
}
if (mPowerManager.isPowerSaveMode()) {
if (DEBUG) Slog.v(TAG, "Not running backup while in battery save mode");
KeyValueBackupJob.schedule(mContext); // try again in several hours
} else {
if (DEBUG) Slog.v(TAG, "Scheduling immediate backup pass");
synchronized (mQueueLock) {
// Fire the intent that kicks off the whole shebang...
try {
mRunBackupIntent.send();
} catch (PendingIntent.CanceledException e) {
// should never happen
Slog.e(TAG, "run-backup intent cancelled!");
}
// ...and cancel any pending scheduled job, because we've just superseded it
KeyValueBackupJob.cancel(mContext);
// ...and cancel any pending scheduled job, because we've just superseded it
KeyValueBackupJob.cancel(mContext);
}
}
}