import logger
import string
import iptables
+import os
def GetSlivers(plc, data):
InitNodeLimit(data)
i2nodes = []
i2nodeids = plc.GetNodeGroups(["Internet2"])[0]['node_ids']
for node in plc.GetInterfaces({"node_id": i2nodeids}, ["ip"]):
+ # Get the IPs
i2nodes.append(node['ip'])
+ # this will create the set if it doesn't already exist
+ # and add IPs that don't exist in the set rather than
+ # just recreateing the set.
bwlimit.exempt_init('Internet2', i2nodes)
+
+ # set the iptables classification rule if it doesnt exist.
+ cmd = '-A POSTROUTING -m set --set Internet2 dst -j CLASSIFY --set-class 0001:2000 --add-mark'
+ rules = []
+ ipt = os.popen("/sbin/iptables-save")
+ for line in ipt.readlines(): rules.append(line.strip(" \n"))
+ ipt.close()
+ if cmd not in rules:
+ logger.verbose("net: Adding iptables rule for Internet2")
+ os.popen("/sbin/iptables -t mangle " + cmd)
def InitNAT(plc, data):
# query running network interfaces