/// <summary>
/// Gets the next execution date for the given schedule.
/// </summary>
/// <param name="schedule">The schedule to get the next execution date for.</param>
/// <param name="now">The reference time to compare schedule dates to.</param>
/// <returns>The schedule's next execution date.</returns>
public static DateTime GetNextExecuteDate(ScheduleConfigurationElement schedule, DateTime now)
{
if (now < schedule.StartDate)
{
return(schedule.StartDate);
}
/*
* TODO: The only repeat type is Daily right now.
*/
int days = (int)Math.Ceiling(now.Subtract(schedule.StartDate).TotalDays);
return(schedule.StartDate.AddDays(days));
}
/// <summary>
/// Fires an event for this instance.
/// </summary>
/// <param name="handler">The event handler to fire.</param>
/// <param name="schedule">The schedule to fire the event for.</param>
/// <param name="target">The target to fire the event for, if applicable.</param>
/// <param name="exception">The exeption to fire the event for, if applicable.</param>
private void Fire(EventHandler <ScheduleEventArgs> handler, ScheduleConfigurationElement schedule, DatabaseTargetConfigurationElement target, Exception exception)
{
if (handler != null)
{
ScheduleEventArgs args = new ScheduleEventArgs()
{
ErrorException = exception,
Name = schedule.Name,
RepeatType = schedule.Repeat,
StartDate = schedule.StartDate
};
if (target != null)
{
args.OperationType = target is DatabaseRestoreTargetConfigurationElement ? ScheduleOperationType.Restore : ScheduleOperationType.Backup;
args.TargetName = target.Name;
}
handler(this, args);
}
}
private void ExecuteSchedule(object schd)
{
ScheduleConfigurationElement schedule = (ScheduleConfigurationElement)schd;
this.Fire(this.ScheduleStart, schedule, null, null);
foreach (ScheduleTargetConfigurationElement target in schedule.BackupTargets)
{
DatabaseTargetConfigurationElement config = null;
try
{
config = SThreeQLConfiguration.Section.BackupTargets[target.Name];
BackupTask task = new BackupTask(config);
task.BackupComplete += new EventHandler <DatabaseTargetEventArgs>(this.OnBackupComplete);
task.BackupStart += new EventHandler <DatabaseTargetEventArgs>(this.OnBackupStart);
task.CompressComplete += new EventHandler <DatabaseTargetEventArgs>(this.OnBackupCompressComplete);
task.CompressStart += new EventHandler <DatabaseTargetEventArgs>(this.OnBackupCompressStart);
task.TransferComplete += new EventHandler <DatabaseTargetEventArgs>(this.OnBackupTransferComplete);
task.TransferProgress += new EventHandler <DatabaseTargetEventArgs>(this.OnBackupTransferProgress);
task.TransferStart += new EventHandler <DatabaseTargetEventArgs>(this.OnTransferStart);
task.Execute();
}
catch (Exception ex)
{
this.Fire(this.ScheduleError, schedule, config, ex);
}
}
foreach (ScheduleTargetConfigurationElement target in schedule.RestoreTargets)
{
DatabaseRestoreTargetConfigurationElement config = null;
try
{
config = SThreeQLConfiguration.Section.RestoreTargets[target.Name];
RestoreTask task = new RestoreTask(config);
task.DecompressComplete += new EventHandler <RestoreDatabaseTargetEventArgs>(this.OnRestoreDecompressComplete);
task.DecompressStart += new EventHandler <RestoreDatabaseTargetEventArgs>(this.OnRestoreDecompressStart);
task.RestoreComplete += new EventHandler <RestoreDatabaseTargetEventArgs>(this.OnRestoreComplete);
task.RestoreStart += new EventHandler <RestoreDatabaseTargetEventArgs>(this.OnRestoreStart);
task.TransferComplete += new EventHandler <RestoreDatabaseTargetEventArgs>(this.OnRestoreTransferComplete);
task.TransferProgress += new EventHandler <RestoreDatabaseTargetEventArgs>(this.OnRestoreTransferProgress);
task.TransferStart += new EventHandler <RestoreDatabaseTargetEventArgs>(this.OnRestoreTransferStart);
task.Execute();
}
catch (Exception ex)
{
this.Fire(this.ScheduleError, schedule, config, ex);
}
}
this.Fire(this.ScheduleComplete, schedule, null, null);
lock (this)
{
this.inProgress.Remove(schedule.Name);
this.pending.Add(schedule.Name, GetNextExecuteDate(schedule));
}
}
/// <summary>
/// Gets the next execution date for the given schedule.
/// </summary>
/// <param name="schedule">The schedule to get the next execution date for.</param>
/// <returns>The schedule's next execution date.</returns>
public static DateTime GetNextExecuteDate(ScheduleConfigurationElement schedule)
{
return(GetNextExecuteDate(schedule, DateTime.Now));
}
