introduce config option datasize to show graphs in bits or bytes

Config setting $CONFIG['datasize'] can be set to bits or bytes to show graph
data in bits or bytes.

Inspired-by: Neptune Ning (Plan) <frostyplanet@gmail.com>

1 files changed, 2 insertions, 1 deletions

diff --git a/plugin/disk.php b/plugin/disk.php
index e3a5f3d..a776abd 100644
--- a/plugin/disk.php
+++ b/plugin/disk.php
@@ -33,8 +33,9 @@ switch($obj->args['type']) {
         break;
         case 'disk_octets':
                 $obj->rrd_title = sprintf('Disk Traffic (%s)', $obj->args['pinstance']);
-                $obj->rrd_vertical = 'Bytes per second';
+                $obj->rrd_vertical = sprintf('%s per second', ucfirst($CONFIG['datasize']));
                 $obj->rrd_format = '%5.1lf%s';
+                $obj->scale = $CONFIG['datasize'] == 'bits' ? 8 : 1;
         break;
         case 'disk_ops':
                 $obj->rrd_title = sprintf('Disk Operations (%s)', $obj->args['pinstance']);