change output text & add mkdir

tools/datafile-generate.sh

@@ -15,7 +15,7 @@ cat "$oneline" >> dataset.txt;
 uuid=`cat "$oneline"`;
 if [ -e $uuid.txt ]
 then
-  echo "do nothing! uuid重复？"
+  echo "do nothing! uuid重复或后面有空格：$uuid"
 else
 find -L "${oneline%uuid.txt}" -exec du -b -s {} \; -exec ./dir_output.sh "{}" \; >$uuid.txt
 echo $uuid

tools/md-thumb-restore.php

@@ -28,6 +28,7 @@
 			print $dir."\n";
 			$dir=$backup_dir.trim($duuid2[1]);
 			@rrmdir($newdir);
+			mkdir($newdir,0700,true);
 			rename($dir,$newdir);
 		}
 	}