fix for setting maxbackups on backup schedule

Author: abh1sar

engine/schema/src/main/java/org/apache/cloudstack/backup/BackupScheduleVO.java

@@ -63,12 +63,13 @@ public class BackupScheduleVO implements BackupSchedule {
     public BackupScheduleVO() {
     }
 
-    public BackupScheduleVO(Long vmId, DateUtil.IntervalType scheduleType, String schedule, String timezone, Date scheduledTimestamp) {
+    public BackupScheduleVO(Long vmId, DateUtil.IntervalType scheduleType, String schedule, String timezone, Date scheduledTimestamp, Integer maxBackups) {
         this.vmId = vmId;
         this.scheduleType = (short) scheduleType.ordinal();
         this.schedule = schedule;
         this.timezone = timezone;
         this.scheduledTimestamp = scheduledTimestamp;
+        this.maxBackups = maxBackups;
     }
 
     @Override

server/src/main/java/org/apache/cloudstack/backup/BackupManagerImpl.java

@@ -492,7 +492,7 @@ public BackupSchedule configureBackupSchedule(CreateBackupScheduleCmd cmd) {
 
         final BackupScheduleVO schedule = backupScheduleDao.findByVMAndIntervalType(vmId, intervalType);
         if (schedule == null) {
-            return backupScheduleDao.persist(new BackupScheduleVO(vmId, intervalType, scheduleString, timezoneId, nextDateTime));
+            return backupScheduleDao.persist(new BackupScheduleVO(vmId, intervalType, scheduleString, timezoneId, nextDateTime, maxBackups));
         }
 
         schedule.setScheduleType((short) intervalType.ordinal());