Infinite download script

dummy.php

<?php

header('Content-Type: application/octet-stream');
header('Content-Disposition: attachment; filename="dummy.bin"');
set_time_limit(0);

$random_data = random_bytes(1000000);

while(true) {
	if(connection_aborted() === 1) {
		ob_end_clean();
		die();
	}
	echo $random_data;
	ob_flush();
}