private async Task DeleteCleanupOldBackupsAsync()
{
logManager.Info("Cleanup old backups.");
if (GraphServiceClient == null)
{
throw new GraphClientNullException();
}
IDriveItemChildrenCollectionPage archiveBackups = await GraphServiceClient.Drive
.Items[ArchiveFolder?.Id]
.Children
.Request()
.GetAsync();
if (archiveBackups.Count < BACKUP_ARCHIVE_COUNT)
{
return;
}
DriveItem oldestBackup = archiveBackups.OrderByDescending(x => x.CreatedDateTime).Last();
await GraphServiceClient.Drive
.Items[oldestBackup?.Id]
.Request()
.DeleteAsync();
}
private async Task DeleteCleanupOldBackups()
{
IDriveItemChildrenCollectionPage archiveBackups = await GraphServiceClient.Drive
.Items[ArchiveFolder?.Id]
.Children
.Request()
.GetAsync();
if (archiveBackups.Count < 5) return;
DriveItem oldestBackup = archiveBackups.OrderByDescending(x => x.CreatedDateTime).Last();
await GraphServiceClient.Drive
.Items[oldestBackup?.Id]
.Request()
.DeleteAsync();
}
private async Task RestoreArchivedBackupInCaseOfErrorAsync()
{
logManager.Info("Restore archived Backup.");
if (GraphServiceClient == null)
{
throw new GraphClientNullException();
}
IDriveItemChildrenCollectionPage archivedBackups = await GraphServiceClient.Drive
.Items[ArchiveFolder?.Id]
.Children
.Request()
.GetAsync();
if (!archivedBackups.Any())
{
logManager.Info("No backups found.");
return;
}
DriveItem lastBackup = archivedBackups.OrderByDescending(x => x.CreatedDateTime).First();
DriveItem?appRoot = await GraphServiceClient
.Me
.Drive
.Special
.AppRoot
.Request()
.GetAsync();
var updateItem = new DriveItem
{
ParentReference = new ItemReference {
Id = appRoot.Id
},
Name = DatabaseConstants.BACKUP_NAME
};
await GraphServiceClient
.Drive
.Items[lastBackup.Id]
.Request()
.UpdateAsync(updateItem);
}