2 * Copyright (c) 2010, 2011, 2012, 2013 Nicira, Inc.
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at:
8 * http://www.apache.org/licenses/LICENSE-2.0
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
19 #include "netdev-vport.h"
23 #include <sys/socket.h>
24 #include <linux/openvswitch.h>
25 #include <linux/rtnetlink.h>
27 #include <sys/ioctl.h>
29 #include "byte-order.h"
32 #include "dpif-linux.h"
36 #include "netdev-linux.h"
37 #include "netdev-provider.h"
39 #include "netlink-notifier.h"
40 #include "netlink-socket.h"
42 #include "openvswitch/tunnel.h"
44 #include "route-table.h"
46 #include "socket-util.h"
47 #include "unaligned.h"
50 VLOG_DEFINE_THIS_MODULE(netdev_vport);
52 /* Default to the OTV port, per the VXLAN IETF draft. */
53 #define VXLAN_DST_PORT 8472
55 struct netdev_dev_vport {
56 struct netdev_dev netdev_dev;
57 struct ofpbuf *options;
58 unsigned int change_seq;
59 uint8_t etheraddr[ETH_ADDR_LEN];
63 enum ovs_vport_type type;
64 struct netdev_class netdev_class;
65 int (*parse_config)(const char *name, const char *type,
66 const struct smap *args, struct ofpbuf *options);
67 int (*unparse_config)(const char *name, const char *type,
68 const struct nlattr *options, size_t options_len,
72 static struct vlog_rate_limit rl = VLOG_RATE_LIMIT_INIT(5, 20);
74 static int netdev_vport_create(const struct netdev_class *, const char *,
75 struct netdev_dev **);
76 static void netdev_vport_poll_notify(const struct netdev *);
77 static int tnl_port_config_from_nlattr(const struct nlattr *options,
79 struct nlattr *a[OVS_TUNNEL_ATTR_MAX + 1]);
82 is_vport_class(const struct netdev_class *class)
84 return class->create == netdev_vport_create;
87 static const struct vport_class *
88 vport_class_cast(const struct netdev_class *class)
90 assert(is_vport_class(class));
91 return CONTAINER_OF(class, struct vport_class, netdev_class);
94 static struct netdev_dev_vport *
95 netdev_dev_vport_cast(const struct netdev_dev *netdev_dev)
97 assert(is_vport_class(netdev_dev_get_class(netdev_dev)));
98 return CONTAINER_OF(netdev_dev, struct netdev_dev_vport, netdev_dev);
101 static struct netdev_dev_vport *
102 netdev_vport_get_dev(const struct netdev *netdev)
104 return netdev_dev_vport_cast(netdev_get_dev(netdev));
107 /* If 'netdev' is a vport netdev, returns an ofpbuf that contains Netlink
108 * options to include in OVS_VPORT_ATTR_OPTIONS for configuring that vport.
109 * Otherwise returns NULL. */
110 const struct ofpbuf *
111 netdev_vport_get_options(const struct netdev *netdev)
113 const struct netdev_dev *dev = netdev_get_dev(netdev);
115 return (is_vport_class(netdev_dev_get_class(dev))
116 ? netdev_dev_vport_cast(dev)->options
121 netdev_vport_get_vport_type(const struct netdev *netdev)
123 const struct netdev_dev *dev = netdev_get_dev(netdev);
124 const struct netdev_class *class = netdev_dev_get_class(dev);
126 return (is_vport_class(class) ? vport_class_cast(class)->type
127 : class == &netdev_internal_class ? OVS_VPORT_TYPE_INTERNAL
128 : (class == &netdev_linux_class ||
129 class == &netdev_tap_class) ? OVS_VPORT_TYPE_NETDEV
130 : OVS_VPORT_TYPE_UNSPEC);
134 get_u32_or_zero(const struct nlattr *a)
136 return a ? nl_attr_get_u32(a) : 0;
140 netdev_vport_get_netdev_type(const struct dpif_linux_vport *vport)
142 struct nlattr *a[OVS_TUNNEL_ATTR_MAX + 1];
144 switch (vport->type) {
145 case OVS_VPORT_TYPE_UNSPEC:
148 case OVS_VPORT_TYPE_NETDEV:
151 case OVS_VPORT_TYPE_INTERNAL:
154 case OVS_VPORT_TYPE_PATCH:
157 case OVS_VPORT_TYPE_GRE:
158 if (tnl_port_config_from_nlattr(vport->options, vport->options_len,
162 return (get_u32_or_zero(a[OVS_TUNNEL_ATTR_FLAGS]) & TNL_F_IPSEC
163 ? "ipsec_gre" : "gre");
165 case OVS_VPORT_TYPE_GRE64:
166 if (tnl_port_config_from_nlattr(vport->options, vport->options_len,
170 return (get_u32_or_zero(a[OVS_TUNNEL_ATTR_FLAGS]) & TNL_F_IPSEC
171 ? "ipsec_gre64" : "gre64");
173 case OVS_VPORT_TYPE_CAPWAP:
176 case OVS_VPORT_TYPE_VXLAN:
179 case OVS_VPORT_TYPE_FT_GRE:
180 case __OVS_VPORT_TYPE_MAX:
184 VLOG_WARN_RL(&rl, "dp%d: port `%s' has unsupported type %u",
185 vport->dp_ifindex, vport->name, (unsigned int) vport->type);
190 netdev_vport_create(const struct netdev_class *netdev_class, const char *name,
191 struct netdev_dev **netdev_devp)
193 struct netdev_dev_vport *dev;
195 dev = xmalloc(sizeof *dev);
196 netdev_dev_init(&dev->netdev_dev, name, netdev_class);
199 eth_addr_random(dev->etheraddr);
201 *netdev_devp = &dev->netdev_dev;
202 route_table_register();
208 netdev_vport_destroy(struct netdev_dev *netdev_dev_)
210 struct netdev_dev_vport *netdev_dev = netdev_dev_vport_cast(netdev_dev_);
212 ofpbuf_delete(netdev_dev->options);
213 route_table_unregister();
218 netdev_vport_open(struct netdev_dev *netdev_dev, struct netdev **netdevp)
220 *netdevp = xmalloc(sizeof **netdevp);
221 netdev_init(*netdevp, netdev_dev);
226 netdev_vport_close(struct netdev *netdev)
232 netdev_vport_get_config(struct netdev_dev *dev_, struct smap *args)
234 const struct netdev_class *netdev_class = netdev_dev_get_class(dev_);
235 const struct vport_class *vport_class = vport_class_cast(netdev_class);
236 struct netdev_dev_vport *dev = netdev_dev_vport_cast(dev_);
237 const char *name = netdev_dev_get_name(dev_);
241 struct dpif_linux_vport reply;
244 error = dpif_linux_vport_get(name, &reply, &buf);
246 VLOG_ERR_RL(&rl, "%s: vport query failed (%s)",
247 name, strerror(error));
251 dev->options = ofpbuf_clone_data(reply.options, reply.options_len);
255 error = vport_class->unparse_config(name, netdev_class->type,
260 VLOG_ERR_RL(&rl, "%s: failed to parse kernel config (%s)",
261 name, strerror(error));
267 netdev_vport_set_config(struct netdev_dev *dev_, const struct smap *args)
269 const struct netdev_class *netdev_class = netdev_dev_get_class(dev_);
270 const struct vport_class *vport_class = vport_class_cast(netdev_class);
271 struct netdev_dev_vport *dev = netdev_dev_vport_cast(dev_);
272 const char *name = netdev_dev_get_name(dev_);
273 struct ofpbuf *options;
276 options = ofpbuf_new(64);
277 error = vport_class->parse_config(name, netdev_dev_get_type(dev_),
281 || options->size != dev->options->size
282 || memcmp(options->data, dev->options->data, options->size))) {
283 struct dpif_linux_vport vport;
285 dpif_linux_vport_init(&vport);
286 vport.cmd = OVS_VPORT_CMD_SET;
288 vport.options = options->data;
289 vport.options_len = options->size;
290 error = dpif_linux_vport_transact(&vport, NULL, NULL);
291 if (!error || error == ENODEV) {
292 /* Either reconfiguration succeeded or this vport is not installed
293 * in the kernel (e.g. it hasn't been added to a dpif yet with
294 * dpif_port_add()). */
295 ofpbuf_delete(dev->options);
296 dev->options = options;
301 ofpbuf_delete(options);
307 netdev_vport_set_etheraddr(struct netdev *netdev,
308 const uint8_t mac[ETH_ADDR_LEN])
310 memcpy(netdev_vport_get_dev(netdev)->etheraddr, mac, ETH_ADDR_LEN);
311 netdev_vport_poll_notify(netdev);
316 netdev_vport_get_etheraddr(const struct netdev *netdev,
317 uint8_t mac[ETH_ADDR_LEN])
319 memcpy(mac, netdev_vport_get_dev(netdev)->etheraddr, ETH_ADDR_LEN);
323 /* Copies 'src' into 'dst', performing format conversion in the process.
325 * 'src' is allowed to be misaligned. */
327 netdev_stats_from_ovs_vport_stats(struct netdev_stats *dst,
328 const struct ovs_vport_stats *src)
330 dst->rx_packets = get_unaligned_u64(&src->rx_packets);
331 dst->tx_packets = get_unaligned_u64(&src->tx_packets);
332 dst->rx_bytes = get_unaligned_u64(&src->rx_bytes);
333 dst->tx_bytes = get_unaligned_u64(&src->tx_bytes);
334 dst->rx_errors = get_unaligned_u64(&src->rx_errors);
335 dst->tx_errors = get_unaligned_u64(&src->tx_errors);
336 dst->rx_dropped = get_unaligned_u64(&src->rx_dropped);
337 dst->tx_dropped = get_unaligned_u64(&src->tx_dropped);
340 dst->rx_length_errors = 0;
341 dst->rx_over_errors = 0;
342 dst->rx_crc_errors = 0;
343 dst->rx_frame_errors = 0;
344 dst->rx_fifo_errors = 0;
345 dst->rx_missed_errors = 0;
346 dst->tx_aborted_errors = 0;
347 dst->tx_carrier_errors = 0;
348 dst->tx_fifo_errors = 0;
349 dst->tx_heartbeat_errors = 0;
350 dst->tx_window_errors = 0;
354 netdev_vport_get_stats(const struct netdev *netdev, struct netdev_stats *stats)
356 struct dpif_linux_vport reply;
360 error = dpif_linux_vport_get(netdev_get_name(netdev), &reply, &buf);
363 } else if (!reply.stats) {
368 netdev_stats_from_ovs_vport_stats(stats, reply.stats);
376 tunnel_get_status(const struct netdev *netdev, struct smap *smap)
378 struct netdev_dev_vport *ndv = netdev_vport_get_dev(netdev);
379 struct nlattr *a[OVS_TUNNEL_ATTR_MAX + 1];
380 static char iface[IFNAMSIZ];
384 /* Race condition when 'ndv' was created, but did not have it's
385 * configuration set yet. */
389 if (tnl_port_config_from_nlattr(ndv->options->data,
390 ndv->options->size, a)) {
393 route = nl_attr_get_be32(a[OVS_TUNNEL_ATTR_DST_IPV4]);
395 if (route_table_get_name(route, iface)) {
396 struct netdev *egress_netdev;
398 smap_add(smap, "tunnel_egress_iface", iface);
400 if (!netdev_open(iface, "system", &egress_netdev)) {
401 smap_add(smap, "tunnel_egress_iface_carrier",
402 netdev_get_carrier(egress_netdev) ? "up" : "down");
403 netdev_close(egress_netdev);
411 netdev_vport_update_flags(struct netdev *netdev OVS_UNUSED,
412 enum netdev_flags off, enum netdev_flags on OVS_UNUSED,
413 enum netdev_flags *old_flagsp)
415 if (off & (NETDEV_UP | NETDEV_PROMISC)) {
419 *old_flagsp = NETDEV_UP | NETDEV_PROMISC;
424 netdev_vport_change_seq(const struct netdev *netdev)
426 return netdev_vport_get_dev(netdev)->change_seq;
430 netdev_vport_run(void)
436 netdev_vport_wait(void)
441 /* Helper functions. */
444 netdev_vport_poll_notify(const struct netdev *netdev)
446 struct netdev_dev_vport *ndv = netdev_vport_get_dev(netdev);
449 if (!ndv->change_seq) {
454 /* Code specific to individual vport types. */
457 set_key(const struct smap *args, const char *name, uint16_t type,
458 struct ofpbuf *options)
462 s = smap_get(args, name);
464 s = smap_get(args, "key");
470 if (!strcmp(s, "flow")) {
471 /* This is the default if no attribute is present. */
473 nl_msg_put_be64(options, type, htonll(strtoull(s, NULL, 0)));
478 parse_tunnel_config(const char *name, const char *type,
479 const struct smap *args, struct ofpbuf *options)
482 bool is_ipsec = false;
483 bool needs_dst_port = false;
484 bool found_dst_port = false;
485 struct smap_node *node;
486 bool ipsec_mech_set = false;
487 ovs_be32 daddr = htonl(0);
488 ovs_be32 saddr = htonl(0);
491 if (!strcmp(type, "capwap")) {
492 VLOG_WARN_ONCE("CAPWAP tunnel support is deprecated.");
495 flags = TNL_F_DF_DEFAULT;
496 if (!strcmp(type, "gre") || !strcmp(type, "gre64")) {
498 } else if (!strcmp(type, "ipsec_gre") || !strcmp(type, "ipsec_gre64")) {
501 flags |= TNL_F_IPSEC;
502 } else if (!strcmp(type, "vxlan")) {
503 needs_dst_port = true;
506 SMAP_FOR_EACH (node, args) {
507 if (!strcmp(node->key, "remote_ip")) {
508 struct in_addr in_addr;
509 if (lookup_ip(node->value, &in_addr)) {
510 VLOG_WARN("%s: bad %s 'remote_ip'", name, type);
512 daddr = in_addr.s_addr;
514 } else if (!strcmp(node->key, "local_ip")) {
515 struct in_addr in_addr;
516 if (lookup_ip(node->value, &in_addr)) {
517 VLOG_WARN("%s: bad %s 'local_ip'", name, type);
519 saddr = in_addr.s_addr;
521 } else if (!strcmp(node->key, "tos")) {
522 if (!strcmp(node->value, "inherit")) {
523 flags |= TNL_F_TOS_INHERIT;
527 tos = strtol(node->value, &endptr, 0);
528 if (*endptr == '\0' && tos == (tos & IP_DSCP_MASK)) {
529 nl_msg_put_u8(options, OVS_TUNNEL_ATTR_TOS, tos);
531 VLOG_WARN("%s: invalid TOS %s", name, node->value);
534 } else if (!strcmp(node->key, "ttl")) {
535 if (!strcmp(node->value, "inherit")) {
536 flags |= TNL_F_TTL_INHERIT;
538 nl_msg_put_u8(options, OVS_TUNNEL_ATTR_TTL, atoi(node->value));
540 } else if (!strcmp(node->key, "dst_port") && needs_dst_port) {
541 nl_msg_put_u16(options, OVS_TUNNEL_ATTR_DST_PORT,
543 found_dst_port = true;
544 } else if (!strcmp(node->key, "csum") && is_gre) {
545 if (!strcmp(node->value, "true")) {
548 } else if (!strcmp(node->key, "df_default")) {
549 if (!strcmp(node->value, "false")) {
550 flags &= ~TNL_F_DF_DEFAULT;
552 } else if (!strcmp(node->key, "peer_cert") && is_ipsec) {
553 if (smap_get(args, "certificate")) {
554 ipsec_mech_set = true;
556 const char *use_ssl_cert;
558 /* If the "use_ssl_cert" is true, then "certificate" and
559 * "private_key" will be pulled from the SSL table. The
560 * use of this option is strongly discouraged, since it
561 * will like be removed when multiple SSL configurations
562 * are supported by OVS.
564 use_ssl_cert = smap_get(args, "use_ssl_cert");
565 if (!use_ssl_cert || strcmp(use_ssl_cert, "true")) {
566 VLOG_ERR("%s: 'peer_cert' requires 'certificate' argument",
570 ipsec_mech_set = true;
572 } else if (!strcmp(node->key, "psk") && is_ipsec) {
573 ipsec_mech_set = true;
575 && (!strcmp(node->key, "certificate")
576 || !strcmp(node->key, "private_key")
577 || !strcmp(node->key, "use_ssl_cert"))) {
578 /* Ignore options not used by the netdev. */
579 } else if (!strcmp(node->key, "key") ||
580 !strcmp(node->key, "in_key") ||
581 !strcmp(node->key, "out_key")) {
582 /* Handled separately below. */
584 VLOG_WARN("%s: unknown %s argument '%s'", name, type, node->key);
588 /* Add a default destination port for VXLAN if none specified. */
589 if (needs_dst_port && !found_dst_port) {
590 nl_msg_put_u16(options, OVS_TUNNEL_ATTR_DST_PORT, VXLAN_DST_PORT);
594 static pid_t pid = 0;
596 char *file_name = xasprintf("%s/%s", ovs_rundir(),
597 "ovs-monitor-ipsec.pid");
598 pid = read_pidfile(file_name);
603 VLOG_ERR("%s: IPsec requires the ovs-monitor-ipsec daemon",
608 if (smap_get(args, "peer_cert") && smap_get(args, "psk")) {
609 VLOG_ERR("%s: cannot define both 'peer_cert' and 'psk'", name);
613 if (!ipsec_mech_set) {
614 VLOG_ERR("%s: IPsec requires an 'peer_cert' or psk' argument",
620 set_key(args, "in_key", OVS_TUNNEL_ATTR_IN_KEY, options);
621 set_key(args, "out_key", OVS_TUNNEL_ATTR_OUT_KEY, options);
624 VLOG_ERR("%s: %s type requires valid 'remote_ip' argument",
628 nl_msg_put_be32(options, OVS_TUNNEL_ATTR_DST_IPV4, daddr);
631 if (ip_is_multicast(daddr)) {
632 VLOG_WARN("%s: remote_ip is multicast, ignoring local_ip", name);
634 nl_msg_put_be32(options, OVS_TUNNEL_ATTR_SRC_IPV4, saddr);
638 nl_msg_put_u32(options, OVS_TUNNEL_ATTR_FLAGS, flags);
644 tnl_port_config_from_nlattr(const struct nlattr *options, size_t options_len,
645 struct nlattr *a[OVS_TUNNEL_ATTR_MAX + 1])
647 static const struct nl_policy ovs_tunnel_policy[] = {
648 [OVS_TUNNEL_ATTR_FLAGS] = { .type = NL_A_U32, .optional = true },
649 [OVS_TUNNEL_ATTR_DST_IPV4] = { .type = NL_A_BE32, .optional = true },
650 [OVS_TUNNEL_ATTR_SRC_IPV4] = { .type = NL_A_BE32, .optional = true },
651 [OVS_TUNNEL_ATTR_IN_KEY] = { .type = NL_A_BE64, .optional = true },
652 [OVS_TUNNEL_ATTR_OUT_KEY] = { .type = NL_A_BE64, .optional = true },
653 [OVS_TUNNEL_ATTR_TOS] = { .type = NL_A_U8, .optional = true },
654 [OVS_TUNNEL_ATTR_TTL] = { .type = NL_A_U8, .optional = true },
655 [OVS_TUNNEL_ATTR_DST_PORT] = { .type = NL_A_U16, .optional = true },
659 ofpbuf_use_const(&buf, options, options_len);
660 if (!nl_policy_parse(&buf, 0, ovs_tunnel_policy,
661 a, ARRAY_SIZE(ovs_tunnel_policy))) {
668 get_be64_or_zero(const struct nlattr *a)
670 return a ? ntohll(nl_attr_get_be64(a)) : 0;
674 unparse_tunnel_config(const char *name OVS_UNUSED, const char *type OVS_UNUSED,
675 const struct nlattr *options, size_t options_len,
678 struct nlattr *a[OVS_TUNNEL_ATTR_MAX + 1];
682 error = tnl_port_config_from_nlattr(options, options_len, a);
687 if (a[OVS_TUNNEL_ATTR_DST_IPV4]) {
688 ovs_be32 daddr = nl_attr_get_be32(a[OVS_TUNNEL_ATTR_DST_IPV4]);
689 smap_add_format(args, "remote_ip", IP_FMT, IP_ARGS(daddr));
692 if (a[OVS_TUNNEL_ATTR_SRC_IPV4]) {
693 ovs_be32 saddr = nl_attr_get_be32(a[OVS_TUNNEL_ATTR_SRC_IPV4]);
694 smap_add_format(args, "local_ip", IP_FMT, IP_ARGS(saddr));
697 if (!a[OVS_TUNNEL_ATTR_IN_KEY] && !a[OVS_TUNNEL_ATTR_OUT_KEY]) {
698 smap_add(args, "key", "flow");
700 uint64_t in_key = get_be64_or_zero(a[OVS_TUNNEL_ATTR_IN_KEY]);
701 uint64_t out_key = get_be64_or_zero(a[OVS_TUNNEL_ATTR_OUT_KEY]);
703 if (in_key && in_key == out_key) {
704 smap_add_format(args, "key", "%"PRIu64, in_key);
706 if (!a[OVS_TUNNEL_ATTR_IN_KEY]) {
707 smap_add(args, "in_key", "flow");
709 smap_add_format(args, "in_key", "%"PRIu64, in_key);
712 if (!a[OVS_TUNNEL_ATTR_OUT_KEY]) {
713 smap_add(args, "out_key", "flow");
714 } else if (out_key) {
715 smap_add_format(args, "out_key", "%"PRIu64, out_key);
720 flags = get_u32_or_zero(a[OVS_TUNNEL_ATTR_FLAGS]);
722 if (flags & TNL_F_TTL_INHERIT) {
723 smap_add(args, "ttl", "inherit");
724 } else if (a[OVS_TUNNEL_ATTR_TTL]) {
725 int ttl = nl_attr_get_u8(a[OVS_TUNNEL_ATTR_TTL]);
726 smap_add_format(args, "ttl", "%d", ttl);
729 if (flags & TNL_F_TOS_INHERIT) {
730 smap_add(args, "tos", "inherit");
731 } else if (a[OVS_TUNNEL_ATTR_TOS]) {
732 int tos = nl_attr_get_u8(a[OVS_TUNNEL_ATTR_TOS]);
733 smap_add_format(args, "tos", "0x%x", tos);
736 if (a[OVS_TUNNEL_ATTR_DST_PORT]) {
737 uint16_t dst_port = nl_attr_get_u16(a[OVS_TUNNEL_ATTR_DST_PORT]);
738 if (dst_port != VXLAN_DST_PORT) {
739 smap_add_format(args, "dst_port", "%d", dst_port);
743 if (flags & TNL_F_CSUM) {
744 smap_add(args, "csum", "true");
746 if (flags & TNL_F_DF_INHERIT) {
747 /* Shouldn't happen as "df_inherit" is no longer supported. However,
748 * for completeness we report it if it's there. */
749 smap_add(args, "df_inherit", "true");
751 if (!(flags & TNL_F_DF_DEFAULT)) {
752 smap_add(args, "df_default", "false");
759 parse_patch_config(const char *name, const char *type OVS_UNUSED,
760 const struct smap *args, struct ofpbuf *options)
764 peer = smap_get(args, "peer");
766 VLOG_ERR("%s: patch type requires valid 'peer' argument", name);
770 if (smap_count(args) > 1) {
771 VLOG_ERR("%s: patch type takes only a 'peer' argument", name);
775 if (strlen(peer) >= IFNAMSIZ) {
776 VLOG_ERR("%s: patch 'peer' arg too long", name);
780 if (!strcmp(name, peer)) {
781 VLOG_ERR("%s: patch peer must not be self", name);
785 nl_msg_put_string(options, OVS_PATCH_ATTR_PEER, peer);
791 unparse_patch_config(const char *name OVS_UNUSED, const char *type OVS_UNUSED,
792 const struct nlattr *options, size_t options_len,
795 static const struct nl_policy ovs_patch_policy[] = {
796 [OVS_PATCH_ATTR_PEER] = { .type = NL_A_STRING,
801 struct nlattr *a[ARRAY_SIZE(ovs_patch_policy)];
804 ofpbuf_use_const(&buf, options, options_len);
805 if (!nl_policy_parse(&buf, 0, ovs_patch_policy,
806 a, ARRAY_SIZE(ovs_patch_policy))) {
810 smap_add(args, "peer", nl_attr_get_string(a[OVS_PATCH_ATTR_PEER]));
814 #define VPORT_FUNCTIONS(GET_STATUS) \
819 netdev_vport_create, \
820 netdev_vport_destroy, \
821 netdev_vport_get_config, \
822 netdev_vport_set_config, \
825 netdev_vport_close, \
829 NULL, /* recv_wait */ \
833 NULL, /* send_wait */ \
835 netdev_vport_set_etheraddr, \
836 netdev_vport_get_etheraddr, \
837 NULL, /* get_mtu */ \
838 NULL, /* set_mtu */ \
839 NULL, /* get_ifindex */ \
840 NULL, /* get_carrier */ \
841 NULL, /* get_carrier_resets */ \
842 NULL, /* get_miimon */ \
843 netdev_vport_get_stats, \
844 NULL, /* set_stats */ \
846 NULL, /* get_features */ \
847 NULL, /* set_advertisements */ \
849 NULL, /* set_policing */ \
850 NULL, /* get_qos_types */ \
851 NULL, /* get_qos_capabilities */ \
852 NULL, /* get_qos */ \
853 NULL, /* set_qos */ \
854 NULL, /* get_queue */ \
855 NULL, /* set_queue */ \
856 NULL, /* delete_queue */ \
857 NULL, /* get_queue_stats */ \
858 NULL, /* dump_queues */ \
859 NULL, /* dump_queue_stats */ \
861 NULL, /* get_in4 */ \
862 NULL, /* set_in4 */ \
863 NULL, /* get_in6 */ \
864 NULL, /* add_router */ \
865 NULL, /* get_next_hop */ \
867 NULL, /* arp_lookup */ \
869 netdev_vport_update_flags, \
871 netdev_vport_change_seq
873 #define TUNNEL_CLASS(NAME, VPORT_TYPE) \
875 { NAME, VPORT_FUNCTIONS(tunnel_get_status) }, \
876 parse_tunnel_config, unparse_tunnel_config }
879 netdev_vport_register(void)
881 static const struct vport_class vport_classes[] = {
882 TUNNEL_CLASS("gre", OVS_VPORT_TYPE_GRE),
883 TUNNEL_CLASS("ipsec_gre", OVS_VPORT_TYPE_GRE),
884 TUNNEL_CLASS("gre64", OVS_VPORT_TYPE_GRE64),
885 TUNNEL_CLASS("ipsec_gre64", OVS_VPORT_TYPE_GRE64),
886 TUNNEL_CLASS("capwap", OVS_VPORT_TYPE_CAPWAP),
887 TUNNEL_CLASS("vxlan", OVS_VPORT_TYPE_VXLAN),
889 { OVS_VPORT_TYPE_PATCH,
890 { "patch", VPORT_FUNCTIONS(NULL) },
891 parse_patch_config, unparse_patch_config }
896 for (i = 0; i < ARRAY_SIZE(vport_classes); i++) {
897 netdev_register_provider(&vport_classes[i].netdev_class);