Tweak OVS flows for egress IPs

Nodes need to accept VXLAN traffic for non-local IPs when automatic
egress IPs are in use.

Author: danwinship

pkg/network/node/ovscontroller.go

@@ -93,8 +93,7 @@ func (oc *ovsController) SetupOVS(clusterNetworkCIDR []string, serviceNetworkCID
 	// vxlan0
 	for _, clusterCIDR := range clusterNetworkCIDR {
 		otx.AddFlow("table=0, priority=200, in_port=1, arp, nw_src=%s, nw_dst=%s, actions=move:NXM_NX_TUN_ID[0..31]->NXM_NX_REG0[],goto_table:10", clusterCIDR, localSubnetCIDR)
-		otx.AddFlow("table=0, priority=200, in_port=1, ip, nw_src=%s, nw_dst=%s, actions=move:NXM_NX_TUN_ID[0..31]->NXM_NX_REG0[],goto_table:10", clusterCIDR, localSubnetCIDR)
-		otx.AddFlow("table=0, priority=200, in_port=1, ip, nw_src=%s, nw_dst=224.0.0.0/4, actions=move:NXM_NX_TUN_ID[0..31]->NXM_NX_REG0[],goto_table:10", clusterCIDR)
+		otx.AddFlow("table=0, priority=200, in_port=1, ip, nw_src=%s, actions=move:NXM_NX_TUN_ID[0..31]->NXM_NX_REG0[],goto_table:10", clusterCIDR)
 	}
 	otx.AddFlow("table=0, priority=150, in_port=1, actions=drop")
 	// tun0