def send_ack_flow(self, flowlet, input_intf):
# print "constructing ack flow:", self.name, flowlet, prevnode, destnode, input_intf
revident = flowlet.ident.mkreverse()
revflet = Flowlet(revident)
revflet.srcmac,revflet.dstmac = flowlet.dstmac,flowlet.srcmac
revflet.ackflow = True
revflet.pkts = flowlet.pkts/2
revflet.bytes = revflet.pkts * 40
revflet.iptos = flowlet.iptos
revflet.tcpflags = flowlet.tcpflags
revflet.ingress_intf = input_intf
revflet.flowstart = fscore().now
revflet.flowend = revflet.flowstart
destnode = fscore().topology.destnode(self.name, revflet.dstaddr)
# self.logger.debug("Injecting reverse flow: {}->{}".format(revflet.srcmac, revflet.dstmac))
self.flowlet_arrival(revflet, self.name, destnode)
def send_ack_flow(self, flowlet, input_intf):
# print "constructing ack flow:", self.name, flowlet, prevnode, destnode, input_intf
revident = flowlet.ident.mkreverse()
revflet = Flowlet(revident)
revflet.srcmac,revflet.dstmac = flowlet.dstmac,flowlet.srcmac
revflet.ackflow = True
revflet.pkts = flowlet.pkts/2
revflet.bytes = revflet.pkts * 40
revflet.iptos = flowlet.iptos
revflet.tcpflags = flowlet.tcpflags
revflet.ingress_intf = input_intf
revflet.flowstart = fscore().now
revflet.flowend = revflet.flowstart
destnode = fscore().topology.destnode(self.name, revflet.dstaddr)
# self.logger.debug("Injecting reverse flow: {}->{}".format(revflet.srcmac, revflet.dstmac))
self.flowlet_arrival(revflet, self.name, destnode)
