/*
- * Copyright (c) 2008, 2009 Nicira Networks.
+ * Copyright (c) 2008, 2009, 2010 Nicira Networks.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
*
* In Open vSwitch, in-band control is implemented as "hidden" flows (in
* that they are not visible through OpenFlow) and at a higher priority
- * than wildcarded flows can be setup by the controller. This is done
+ * than wildcarded flows can be set up by the controller. This is done
* so that the controller cannot interfere with them and possibly break
* connectivity with its switches. It is possible to see all flows,
* including in-band ones, with the ovs-appctl "bridge/dump-flows"
*
* - Differing Controllers for Switches. All switches must know
* the L3 addresses for all the controllers that other switches
- * may use, since rules need to be setup to allow traffic related
+ * may use, since rules need to be set up to allow traffic related
* to those controllers through. See rules (f), (g), (h), and (i).
*
* - Differing Routes for Switches. In order for the switch to
|| strcmp(netdev_get_name(ib->remote_netdev), next_hop_dev))
{
netdev_close(ib->remote_netdev);
- retval = netdev_open(next_hop_dev, NETDEV_ETH_TYPE_NONE,
- &ib->remote_netdev);
+
+ retval = netdev_open_default(next_hop_dev, &ib->remote_netdev);
if (retval) {
VLOG_WARN_RL(&rl, "cannot open netdev %s (next hop "
"to controller "IP_FMT"): %s",
/* out_port and fixed_fields are assumed never to change. */
static void
-setup_flow(struct in_band *in_band, int rule_idx, const flow_t *flow,
- uint32_t fixed_fields, uint16_t out_port)
+set_up_flow(struct in_band *in_band, int rule_idx, const flow_t *flow,
+ uint32_t fixed_fields, uint16_t out_port)
{
struct ib_rule *rule = &in_band->rules[rule_idx];
flow.nw_proto = IP_TYPE_UDP;
flow.tp_src = htons(DHCP_CLIENT_PORT);
flow.tp_dst = htons(DHCP_SERVER_PORT);
- setup_flow(in_band, IBR_FROM_LOCAL_DHCP, &flow,
- (OFPFW_IN_PORT | OFPFW_DL_TYPE | OFPFW_DL_SRC
- | OFPFW_NW_PROTO | OFPFW_TP_SRC | OFPFW_TP_DST),
- OFPP_NORMAL);
+ set_up_flow(in_band, IBR_FROM_LOCAL_DHCP, &flow,
+ (OFPFW_IN_PORT | OFPFW_DL_TYPE | OFPFW_DL_SRC
+ | OFPFW_NW_PROTO | OFPFW_TP_SRC | OFPFW_TP_DST),
+ OFPP_NORMAL);
/* Allow the connection's interface to receive directed ARP traffic. */
memset(&flow, 0, sizeof flow);
flow.dl_type = htons(ETH_TYPE_ARP);
memcpy(flow.dl_dst, local_mac, ETH_ADDR_LEN);
flow.nw_proto = ARP_OP_REPLY;
- setup_flow(in_band, IBR_TO_LOCAL_ARP, &flow,
- (OFPFW_DL_TYPE | OFPFW_DL_DST | OFPFW_NW_PROTO),
- OFPP_NORMAL);
+ set_up_flow(in_band, IBR_TO_LOCAL_ARP, &flow,
+ (OFPFW_DL_TYPE | OFPFW_DL_DST | OFPFW_NW_PROTO),
+ OFPP_NORMAL);
/* Allow the connection's interface to be the source of ARP traffic. */
memset(&flow, 0, sizeof flow);
flow.dl_type = htons(ETH_TYPE_ARP);
memcpy(flow.dl_src, local_mac, ETH_ADDR_LEN);
flow.nw_proto = ARP_OP_REQUEST;
- setup_flow(in_band, IBR_FROM_LOCAL_ARP, &flow,
- (OFPFW_DL_TYPE | OFPFW_DL_SRC | OFPFW_NW_PROTO),
- OFPP_NORMAL);
+ set_up_flow(in_band, IBR_FROM_LOCAL_ARP, &flow,
+ (OFPFW_DL_TYPE | OFPFW_DL_SRC | OFPFW_NW_PROTO),
+ OFPP_NORMAL);
} else {
drop_flow(in_band, IBR_TO_LOCAL_ARP);
drop_flow(in_band, IBR_FROM_LOCAL_ARP);
flow.dl_type = htons(ETH_TYPE_ARP);
memcpy(flow.dl_dst, remote_mac, ETH_ADDR_LEN);
flow.nw_proto = ARP_OP_REPLY;
- setup_flow(in_band, IBR_TO_REMOTE_ARP, &flow,
- (OFPFW_DL_TYPE | OFPFW_DL_DST | OFPFW_NW_PROTO),
- OFPP_NORMAL);
+ set_up_flow(in_band, IBR_TO_REMOTE_ARP, &flow,
+ (OFPFW_DL_TYPE | OFPFW_DL_DST | OFPFW_NW_PROTO),
+ OFPP_NORMAL);
/* Allow ARP requests from the remote side's MAC. */
memset(&flow, 0, sizeof flow);
flow.dl_type = htons(ETH_TYPE_ARP);
memcpy(flow.dl_src, remote_mac, ETH_ADDR_LEN);
flow.nw_proto = ARP_OP_REQUEST;
- setup_flow(in_band, IBR_FROM_REMOTE_ARP, &flow,
- (OFPFW_DL_TYPE | OFPFW_DL_SRC | OFPFW_NW_PROTO),
- OFPP_NORMAL);
+ set_up_flow(in_band, IBR_FROM_REMOTE_ARP, &flow,
+ (OFPFW_DL_TYPE | OFPFW_DL_SRC | OFPFW_NW_PROTO),
+ OFPP_NORMAL);
} else {
drop_flow(in_band, IBR_TO_REMOTE_ARP);
drop_flow(in_band, IBR_FROM_REMOTE_ARP);
flow.dl_type = htons(ETH_TYPE_ARP);
flow.nw_proto = ARP_OP_REPLY;
flow.nw_dst = controller_ip;
- setup_flow(in_band, IBR_TO_CTL_ARP, &flow,
- (OFPFW_DL_TYPE | OFPFW_NW_PROTO | OFPFW_NW_DST_MASK),
- OFPP_NORMAL);
+ set_up_flow(in_band, IBR_TO_CTL_ARP, &flow,
+ (OFPFW_DL_TYPE | OFPFW_NW_PROTO | OFPFW_NW_DST_MASK),
+ OFPP_NORMAL);
/* Allow ARP requests from the controller's IP. */
memset(&flow, 0, sizeof flow);
flow.dl_type = htons(ETH_TYPE_ARP);
flow.nw_proto = ARP_OP_REQUEST;
flow.nw_src = controller_ip;
- setup_flow(in_band, IBR_FROM_CTL_ARP, &flow,
- (OFPFW_DL_TYPE | OFPFW_NW_PROTO | OFPFW_NW_SRC_MASK),
- OFPP_NORMAL);
+ set_up_flow(in_band, IBR_FROM_CTL_ARP, &flow,
+ (OFPFW_DL_TYPE | OFPFW_NW_PROTO | OFPFW_NW_SRC_MASK),
+ OFPP_NORMAL);
/* OpenFlow traffic to or from the controller.
*
flow.nw_dst = controller_ip;
flow.tp_src = htons(OFP_TCP_PORT);
flow.tp_dst = htons(OFP_TCP_PORT);
- setup_flow(in_band, IBR_TO_CTL_OFP, &flow,
- (OFPFW_DL_TYPE | OFPFW_NW_PROTO | OFPFW_NW_DST_MASK
- | OFPFW_TP_DST), OFPP_NORMAL);
- setup_flow(in_band, IBR_FROM_CTL_OFP, &flow,
- (OFPFW_DL_TYPE | OFPFW_NW_PROTO | OFPFW_NW_SRC_MASK
- | OFPFW_TP_SRC), OFPP_NORMAL);
+ set_up_flow(in_band, IBR_TO_CTL_OFP, &flow,
+ (OFPFW_DL_TYPE | OFPFW_NW_PROTO | OFPFW_NW_DST_MASK
+ | OFPFW_TP_DST), OFPP_NORMAL);
+ set_up_flow(in_band, IBR_FROM_CTL_OFP, &flow,
+ (OFPFW_DL_TYPE | OFPFW_NW_PROTO | OFPFW_NW_SRC_MASK
+ | OFPFW_TP_SRC), OFPP_NORMAL);
} else {
drop_flow(in_band, IBR_TO_CTL_ARP);
drop_flow(in_band, IBR_FROM_CTL_ARP);
return error;
}
- error = netdev_open(local_name, NETDEV_ETH_TYPE_NONE, &local_netdev);
+ error = netdev_open_default(local_name, &local_netdev);
if (error) {
VLOG_ERR("failed to initialize in-band control: cannot open "
"datapath local port %s (%s)", local_name, strerror(error));
projects / openvswitch / blobdiff