X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=python%2Fbwlimit.py;h=6892089cccd5d19bd547eda0c0a486ab20690dee;hb=67f86b9c416602d6c59da0303693194f610a1c32;hp=5c1716e4017f81079ed9888a926cdb0e7f4f8c53;hpb=5a78072c585e5eb7c1622f7c9091b8fb902ca5f1;p=util-vserver.git

diff --git a/python/bwlimit.py b/python/bwlimit.py
index 5c1716e..6892089 100644
--- a/python/bwlimit.py
+++ b/python/bwlimit.py
@@ -46,7 +46,7 @@
 # Mark Huang <mlhuang@cs.princeton.edu>
 # Copyright (C) 2006 The Trustees of Princeton University
 #
-# $Id: bwlimit.py,v 1.13 2006/11/27 22:32:59 mlhuang Exp $
+# $Id: bwlimit.py,v 1.15 2007/02/07 04:21:11 mlhuang Exp $
 #
 
 import sys, os, re, getopt
@@ -349,7 +349,10 @@ def init(dev = dev, bwcap = bwmax):
     # by root end up here and are capped at the node bandwidth
     # cap.
     on(root_xid, dev, share = root_share)
-    file("/proc/sys/vnet/root_class", "w").write("%d" % ((1 << 16) | default_minor | root_xid))
+    try:
+        file("/proc/sys/vnet/root_class", "w").write("%d" % ((1 << 16) | default_minor | root_xid))
+    except:
+        pass
 
     # Set up the default class. Packets that fail classification end
     # up here.
@@ -516,8 +519,12 @@ def on(xid, dev = dev, share = None, minrate = None, maxrate = None, minexemptra
         minrate = bwmin
     if minrate > maxrate:
         minrate = maxrate
+    if maxexemptrate < bwmin:
+        maxexemptrate = bwmin
     if maxexemptrate > bwmax:
         maxexemptrate = bwmax
+    if minexemptrate < bwmin:
+        minexemptrate = bwmin
     if minexemptrate > maxexemptrate:
         minexemptrate = maxexemptrate