X-Git-Url: http://git.onelab.eu/?a=blobdiff_plain;f=exec%2Fvif_down;h=b36f1d677cda2f1eb0b2859b682f0463f74f564b;hb=5615abbb4d9958913188f511c9edb78809756acc;hp=8f87a897ca59c48c58f84a823eee2545c28c850f;hpb=8bf17cec36c3d77ce9c2f01330ced5d9f652783e;p=vsys-scripts.git

diff --git a/exec/vif_down b/exec/vif_down
index 8f87a89..b36f1d6 100755
--- a/exec/vif_down
+++ b/exec/vif_down
@@ -34,14 +34,17 @@ if re.match(r'(tun|tap)%d-\d+' % sliceid, vif ) is None:
 
 
 
-# Bring interface down
-
-cmd_ifconfig = "/sbin/ifconfig %s down" % (vif)
-os.system(cmd_ifconfig)
-
 # Remove iptables rules
+public_src = os.popen("ifconfig | grep $(ip route | grep default | awk '{print $3}' | awk -F. '{print $1\"[.]\"$2}') | head -1 | awk '{print $2}' | awk -F : '{print $2}'").read().rstrip()
 cmd_iptables_del_in = "/sbin/iptables -D INPUT -i %s -m mark ! --mark %d -j DROP 2>/dev/null" % (vif, sliceid)
 cmd_iptables_del_out = "/sbin/iptables -D OUTPUT -o %s -m mark ! --mark %d -j DROP 2>/dev/null" % (vif, sliceid)
+cmd_iptables_del_pr = "/sbin/iptables -t nat -D POSTROUTING -s $(ip ro | grep 'dev %s' | head -1 | awk '{print $1}') -j SNAT --to-source %s --random" % (vif, public_src,)
 
 os.system(cmd_iptables_del_in)
 os.system(cmd_iptables_del_out)
+os.system(cmd_iptables_del_pr)
+
+# Bring interface down
+cmd_ifconfig = "/sbin/ifconfig %s down" % (vif)
+os.system(cmd_ifconfig)
+