$dh = opendir('/dev/disk/by-uuid/');while($file = readdir($dh)){ if(is_link('/dev/disk/by-uuid/'.$file)){ if( realpath('/dev/disk/by-uuid/'.$file) == '/dev/sda1'){ echo 'Found uuid='.$file.PHP_EOL; } }}
来源: http://www.phpxs.com/code/1003497/