2 * Copyright (c) 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017 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.
23 #include "byte-order.h"
24 #include "connectivity.h"
29 #include "fail-open.h"
30 #include "guarded-list.h"
34 #include "mac-learning.h"
35 #include "mcast-snooping.h"
36 #include "multipath.h"
37 #include "netdev-vport.h"
42 #include "odp-execute.h"
43 #include "ofproto/ofproto-dpif.h"
44 #include "ofproto/ofproto-provider.h"
45 #include "ofproto-dpif-ipfix.h"
46 #include "ofproto-dpif-mirror.h"
47 #include "ofproto-dpif-monitor.h"
48 #include "ofproto-dpif-rid.h"
49 #include "ofproto-dpif-sflow.h"
50 #include "ofproto-dpif-trace.h"
51 #include "ofproto-dpif-upcall.h"
52 #include "ofproto-dpif-xlate.h"
53 #include "ofproto-dpif-xlate-cache.h"
54 #include "openvswitch/ofp-actions.h"
55 #include "openvswitch/dynamic-string.h"
56 #include "openvswitch/meta-flow.h"
57 #include "openvswitch/ofp-parse.h"
58 #include "openvswitch/ofp-print.h"
59 #include "openvswitch/ofp-util.h"
60 #include "openvswitch/ofpbuf.h"
61 #include "openvswitch/vlog.h"
64 #include "ovs-router.h"
65 #include "openvswitch/poll-loop.h"
71 #include "unaligned.h"
74 #include "vlan-bitmap.h"
76 VLOG_DEFINE_THIS_MODULE(ofproto_dpif
);
78 COVERAGE_DEFINE(ofproto_dpif_expired
);
79 COVERAGE_DEFINE(packet_in_overflow
);
83 static void rule_get_stats(struct rule
*, uint64_t *packets
, uint64_t *bytes
,
85 static struct rule_dpif
*rule_dpif_cast(const struct rule
*);
86 static void rule_expire(struct rule_dpif
*, long long now
);
89 struct hmap_node hmap_node
; /* In struct ofproto's "bundles" hmap. */
90 struct ofproto_dpif
*ofproto
; /* Owning ofproto. */
91 void *aux
; /* Key supplied by ofproto's client. */
92 char *name
; /* Identifier for log messages. */
95 struct ovs_list ports
; /* Contains "struct ofport_dpif"s. */
96 enum port_vlan_mode vlan_mode
; /* VLAN mode */
97 uint16_t qinq_ethtype
;
98 int vlan
; /* -1=trunk port, else a 12-bit VLAN ID. */
99 unsigned long *trunks
; /* Bitmap of trunked VLANs, if 'vlan' == -1.
100 * NULL if all VLANs are trunked. */
101 unsigned long *cvlans
;
102 struct lacp
*lacp
; /* LACP if LACP is enabled, otherwise NULL. */
103 struct bond
*bond
; /* Nonnull iff more than one port. */
104 bool use_priority_tags
; /* Use 802.1p tag for frames in VLAN 0? */
106 bool protected; /* Protected port mode */
109 bool floodable
; /* True if no port has OFPUTIL_PC_NO_FLOOD set. */
112 static void bundle_remove(struct ofport
*);
113 static void bundle_update(struct ofbundle
*);
114 static void bundle_destroy(struct ofbundle
*);
115 static void bundle_del_port(struct ofport_dpif
*);
116 static void bundle_run(struct ofbundle
*);
117 static void bundle_wait(struct ofbundle
*);
118 static void bundle_flush_macs(struct ofbundle
*, bool);
119 static void bundle_move(struct ofbundle
*, struct ofbundle
*);
121 static void stp_run(struct ofproto_dpif
*ofproto
);
122 static void stp_wait(struct ofproto_dpif
*ofproto
);
123 static int set_stp_port(struct ofport
*,
124 const struct ofproto_port_stp_settings
*);
126 static void rstp_run(struct ofproto_dpif
*ofproto
);
127 static void set_rstp_port(struct ofport
*,
128 const struct ofproto_port_rstp_settings
*);
131 struct hmap_node odp_port_node
; /* In dpif_backer's "odp_to_ofport_map". */
135 struct ofbundle
*bundle
; /* Bundle that contains this port, if any. */
136 struct ovs_list bundle_node
;/* In struct ofbundle's "ports" list. */
137 struct cfm
*cfm
; /* Connectivity Fault Management, if any. */
138 struct bfd
*bfd
; /* BFD, if any. */
139 struct lldp
*lldp
; /* lldp, if any. */
140 bool may_enable
; /* May be enabled in bonds. */
141 bool is_tunnel
; /* This port is a tunnel. */
142 long long int carrier_seq
; /* Carrier status changes. */
143 struct ofport_dpif
*peer
; /* Peer if patch port. */
146 struct stp_port
*stp_port
; /* Spanning Tree Protocol, if any. */
147 enum stp_state stp_state
; /* Always STP_DISABLED if STP not in use. */
148 long long int stp_state_entered
;
150 /* Rapid Spanning Tree. */
151 struct rstp_port
*rstp_port
; /* Rapid Spanning Tree Protocol, if any. */
152 enum rstp_state rstp_state
; /* Always RSTP_DISABLED if RSTP not in use. */
154 /* Queue to DSCP mapping. */
155 struct ofproto_port_queue
*qdscp
;
159 static odp_port_t
ofp_port_to_odp_port(const struct ofproto_dpif
*,
162 static ofp_port_t
odp_port_to_ofp_port(const struct ofproto_dpif
*,
165 static struct ofport_dpif
*
166 ofport_dpif_cast(const struct ofport
*ofport
)
168 return ofport
? CONTAINER_OF(ofport
, struct ofport_dpif
, up
) : NULL
;
171 static void port_run(struct ofport_dpif
*);
172 static int set_bfd(struct ofport
*, const struct smap
*);
173 static int set_cfm(struct ofport
*, const struct cfm_settings
*);
174 static int set_lldp(struct ofport
*ofport_
, const struct smap
*cfg
);
175 static void ofport_update_peer(struct ofport_dpif
*);
177 COVERAGE_DEFINE(rev_reconfigure
);
178 COVERAGE_DEFINE(rev_stp
);
179 COVERAGE_DEFINE(rev_rstp
);
180 COVERAGE_DEFINE(rev_bond
);
181 COVERAGE_DEFINE(rev_port_toggled
);
182 COVERAGE_DEFINE(rev_flow_table
);
183 COVERAGE_DEFINE(rev_mac_learning
);
184 COVERAGE_DEFINE(rev_mcast_snooping
);
186 /* All existing ofproto_backer instances, indexed by ofproto->up.type. */
187 struct shash all_dpif_backers
= SHASH_INITIALIZER(&all_dpif_backers
);
189 /* All existing ofproto_dpif instances, indexed by ->up.name. */
190 struct hmap all_ofproto_dpifs
= HMAP_INITIALIZER(&all_ofproto_dpifs
);
192 static bool ofproto_use_tnl_push_pop
= true;
193 static void ofproto_unixctl_init(void);
195 static inline struct ofproto_dpif
*
196 ofproto_dpif_cast(const struct ofproto
*ofproto
)
198 ovs_assert(ofproto
->ofproto_class
== &ofproto_dpif_class
);
199 return CONTAINER_OF(ofproto
, struct ofproto_dpif
, up
);
202 /* Global variables. */
203 static struct vlog_rate_limit rl
= VLOG_RATE_LIMIT_INIT(1, 5);
205 /* Initial mappings of port to bridge mappings. */
206 static struct shash init_ofp_ports
= SHASH_INITIALIZER(&init_ofp_ports
);
208 /* Initialize 'ofm' for a learn action. If the rule already existed, reference
209 * to that rule is taken, otherwise a new rule is created. 'ofm' keeps the
210 * rule reference in both cases. */
212 ofproto_dpif_flow_mod_init_for_learn(struct ofproto_dpif
*ofproto
,
213 const struct ofputil_flow_mod
*fm
,
214 struct ofproto_flow_mod
*ofm
)
216 /* This will not take the global 'ofproto_mutex'. */
217 return ofproto_flow_mod_init_for_learn(&ofproto
->up
, fm
, ofm
);
220 /* Appends 'am' to the queue of asynchronous messages to be sent to the
221 * controller. Takes ownership of 'am' and any data it points to. */
223 ofproto_dpif_send_async_msg(struct ofproto_dpif
*ofproto
,
224 struct ofproto_async_msg
*am
)
226 if (!guarded_list_push_back(&ofproto
->ams
, &am
->list_node
, 1024)) {
227 COVERAGE_INC(packet_in_overflow
);
228 ofproto_async_msg_free(am
);
231 /* Wakes up main thread for packet-in I/O. */
232 seq_change(ofproto
->ams_seq
);
235 /* Factory functions. */
238 init(const struct shash
*iface_hints
)
240 struct shash_node
*node
;
242 /* Make a local copy, since we don't own 'iface_hints' elements. */
243 SHASH_FOR_EACH(node
, iface_hints
) {
244 const struct iface_hint
*orig_hint
= node
->data
;
245 struct iface_hint
*new_hint
= xmalloc(sizeof *new_hint
);
247 new_hint
->br_name
= xstrdup(orig_hint
->br_name
);
248 new_hint
->br_type
= xstrdup(orig_hint
->br_type
);
249 new_hint
->ofp_port
= orig_hint
->ofp_port
;
251 shash_add(&init_ofp_ports
, node
->name
, new_hint
);
254 ofproto_unixctl_init();
255 ofproto_dpif_trace_init();
260 enumerate_types(struct sset
*types
)
262 dp_enumerate_types(types
);
266 enumerate_names(const char *type
, struct sset
*names
)
268 struct ofproto_dpif
*ofproto
;
271 HMAP_FOR_EACH (ofproto
, all_ofproto_dpifs_node
, &all_ofproto_dpifs
) {
272 if (strcmp(type
, ofproto
->up
.type
)) {
275 sset_add(names
, ofproto
->up
.name
);
282 del(const char *type
, const char *name
)
287 error
= dpif_open(name
, type
, &dpif
);
289 error
= dpif_delete(dpif
);
296 port_open_type(const char *datapath_type
, const char *port_type
)
298 return dpif_port_open_type(datapath_type
, port_type
);
301 /* Type functions. */
303 static void process_dpif_port_changes(struct dpif_backer
*);
304 static void process_dpif_all_ports_changed(struct dpif_backer
*);
305 static void process_dpif_port_change(struct dpif_backer
*,
306 const char *devname
);
307 static void process_dpif_port_error(struct dpif_backer
*, int error
);
309 static struct ofproto_dpif
*
310 lookup_ofproto_dpif_by_port_name(const char *name
)
312 struct ofproto_dpif
*ofproto
;
314 HMAP_FOR_EACH (ofproto
, all_ofproto_dpifs_node
, &all_ofproto_dpifs
) {
315 if (sset_contains(&ofproto
->ports
, name
)) {
324 type_run(const char *type
)
326 struct dpif_backer
*backer
;
328 backer
= shash_find_data(&all_dpif_backers
, type
);
330 /* This is not necessarily a problem, since backers are only
331 * created on demand. */
335 if (dpif_run(backer
->dpif
)) {
336 backer
->need_revalidate
= REV_RECONFIGURE
;
339 udpif_run(backer
->udpif
);
341 /* If vswitchd started with other_config:flow_restore_wait set as "true",
342 * and the configuration has now changed to "false", enable receiving
343 * packets from the datapath. */
344 if (!backer
->recv_set_enable
&& !ofproto_get_flow_restore_wait()) {
347 backer
->recv_set_enable
= true;
349 error
= dpif_recv_set(backer
->dpif
, backer
->recv_set_enable
);
351 VLOG_ERR("Failed to enable receiving packets in dpif.");
354 dpif_flow_flush(backer
->dpif
);
355 backer
->need_revalidate
= REV_RECONFIGURE
;
358 if (backer
->recv_set_enable
) {
359 udpif_set_threads(backer
->udpif
, n_handlers
, n_revalidators
);
362 if (backer
->need_revalidate
) {
363 struct ofproto_dpif
*ofproto
;
364 struct simap_node
*node
;
365 struct simap tmp_backers
;
367 /* Handle tunnel garbage collection. */
368 simap_init(&tmp_backers
);
369 simap_swap(&backer
->tnl_backers
, &tmp_backers
);
371 HMAP_FOR_EACH (ofproto
, all_ofproto_dpifs_node
, &all_ofproto_dpifs
) {
372 struct ofport_dpif
*iter
;
374 if (backer
!= ofproto
->backer
) {
378 HMAP_FOR_EACH (iter
, up
.hmap_node
, &ofproto
->up
.ports
) {
379 char namebuf
[NETDEV_VPORT_NAME_BUFSIZE
];
381 odp_port_t old_odp_port
;
383 if (!iter
->is_tunnel
) {
387 dp_port
= netdev_vport_get_dpif_port(iter
->up
.netdev
,
388 namebuf
, sizeof namebuf
);
389 old_odp_port
= iter
->odp_port
;
390 node
= simap_find(&tmp_backers
, dp_port
);
392 simap_put(&backer
->tnl_backers
, dp_port
, node
->data
);
393 simap_delete(&tmp_backers
, node
);
394 node
= simap_find(&backer
->tnl_backers
, dp_port
);
396 node
= simap_find(&backer
->tnl_backers
, dp_port
);
398 odp_port_t odp_port
= ODPP_NONE
;
400 if (!dpif_port_add(backer
->dpif
, iter
->up
.netdev
,
402 simap_put(&backer
->tnl_backers
, dp_port
,
403 odp_to_u32(odp_port
));
404 node
= simap_find(&backer
->tnl_backers
, dp_port
);
409 iter
->odp_port
= node
? u32_to_odp(node
->data
) : ODPP_NONE
;
410 if (tnl_port_reconfigure(iter
, iter
->up
.netdev
,
411 iter
->odp_port
, old_odp_port
,
412 ovs_native_tunneling_is_on(ofproto
), dp_port
)) {
413 backer
->need_revalidate
= REV_RECONFIGURE
;
418 SIMAP_FOR_EACH (node
, &tmp_backers
) {
419 dpif_port_del(backer
->dpif
, u32_to_odp(node
->data
), false);
421 simap_destroy(&tmp_backers
);
423 switch (backer
->need_revalidate
) {
424 case REV_RECONFIGURE
: COVERAGE_INC(rev_reconfigure
); break;
425 case REV_STP
: COVERAGE_INC(rev_stp
); break;
426 case REV_RSTP
: COVERAGE_INC(rev_rstp
); break;
427 case REV_BOND
: COVERAGE_INC(rev_bond
); break;
428 case REV_PORT_TOGGLED
: COVERAGE_INC(rev_port_toggled
); break;
429 case REV_FLOW_TABLE
: COVERAGE_INC(rev_flow_table
); break;
430 case REV_MAC_LEARNING
: COVERAGE_INC(rev_mac_learning
); break;
431 case REV_MCAST_SNOOPING
: COVERAGE_INC(rev_mcast_snooping
); break;
433 backer
->need_revalidate
= 0;
436 HMAP_FOR_EACH (ofproto
, all_ofproto_dpifs_node
, &all_ofproto_dpifs
) {
437 struct ofport_dpif
*ofport
;
438 struct ofbundle
*bundle
;
440 if (ofproto
->backer
!= backer
) {
444 xlate_ofproto_set(ofproto
, ofproto
->up
.name
,
445 ofproto
->backer
->dpif
, ofproto
->ml
,
446 ofproto
->stp
, ofproto
->rstp
, ofproto
->ms
,
447 ofproto
->mbridge
, ofproto
->sflow
, ofproto
->ipfix
,
449 ofproto
->up
.forward_bpdu
,
450 connmgr_has_in_band(ofproto
->up
.connmgr
),
451 &ofproto
->backer
->rt_support
);
453 HMAP_FOR_EACH (bundle
, hmap_node
, &ofproto
->bundles
) {
454 xlate_bundle_set(ofproto
, bundle
, bundle
->name
,
455 bundle
->vlan_mode
, bundle
->qinq_ethtype
,
456 bundle
->vlan
, bundle
->trunks
, bundle
->cvlans
,
457 bundle
->use_priority_tags
,
458 bundle
->bond
, bundle
->lacp
,
459 bundle
->floodable
, bundle
->protected);
462 HMAP_FOR_EACH (ofport
, up
.hmap_node
, &ofproto
->up
.ports
) {
463 int stp_port
= ofport
->stp_port
464 ? stp_port_no(ofport
->stp_port
)
466 xlate_ofport_set(ofproto
, ofport
->bundle
, ofport
,
467 ofport
->up
.ofp_port
, ofport
->odp_port
,
468 ofport
->up
.netdev
, ofport
->cfm
, ofport
->bfd
,
469 ofport
->lldp
, ofport
->peer
, stp_port
,
470 ofport
->rstp_port
, ofport
->qdscp
,
471 ofport
->n_qdscp
, ofport
->up
.pp
.config
,
472 ofport
->up
.pp
.state
, ofport
->is_tunnel
,
478 udpif_revalidate(backer
->udpif
);
481 process_dpif_port_changes(backer
);
486 /* Check for and handle port changes in 'backer''s dpif. */
488 process_dpif_port_changes(struct dpif_backer
*backer
)
494 error
= dpif_port_poll(backer
->dpif
, &devname
);
500 process_dpif_all_ports_changed(backer
);
504 process_dpif_port_change(backer
, devname
);
509 process_dpif_port_error(backer
, error
);
516 process_dpif_all_ports_changed(struct dpif_backer
*backer
)
518 struct ofproto_dpif
*ofproto
;
519 struct dpif_port dpif_port
;
520 struct dpif_port_dump dump
;
521 struct sset devnames
;
524 sset_init(&devnames
);
525 HMAP_FOR_EACH (ofproto
, all_ofproto_dpifs_node
, &all_ofproto_dpifs
) {
526 if (ofproto
->backer
== backer
) {
527 struct ofport
*ofport
;
529 HMAP_FOR_EACH (ofport
, hmap_node
, &ofproto
->up
.ports
) {
530 sset_add(&devnames
, netdev_get_name(ofport
->netdev
));
534 DPIF_PORT_FOR_EACH (&dpif_port
, &dump
, backer
->dpif
) {
535 sset_add(&devnames
, dpif_port
.name
);
538 SSET_FOR_EACH (devname
, &devnames
) {
539 process_dpif_port_change(backer
, devname
);
541 sset_destroy(&devnames
);
545 process_dpif_port_change(struct dpif_backer
*backer
, const char *devname
)
547 struct ofproto_dpif
*ofproto
;
548 struct dpif_port port
;
550 /* Don't report on the datapath's device. */
551 if (!strcmp(devname
, dpif_base_name(backer
->dpif
))) {
555 HMAP_FOR_EACH (ofproto
, all_ofproto_dpifs_node
,
556 &all_ofproto_dpifs
) {
557 if (simap_contains(&ofproto
->backer
->tnl_backers
, devname
)) {
562 ofproto
= lookup_ofproto_dpif_by_port_name(devname
);
563 if (dpif_port_query_by_name(backer
->dpif
, devname
, &port
)) {
564 /* The port was removed. If we know the datapath,
565 * report it through poll_set(). If we don't, it may be
566 * notifying us of a removal we initiated, so ignore it.
567 * If there's a pending ENOBUFS, let it stand, since
568 * everything will be reevaluated. */
569 if (ofproto
&& ofproto
->port_poll_errno
!= ENOBUFS
) {
570 sset_add(&ofproto
->port_poll_set
, devname
);
571 ofproto
->port_poll_errno
= 0;
573 } else if (!ofproto
) {
574 /* The port was added, but we don't know with which
575 * ofproto we should associate it. Delete it. */
576 dpif_port_del(backer
->dpif
, port
.port_no
, false);
578 struct ofport_dpif
*ofport
;
580 ofport
= ofport_dpif_cast(shash_find_data(
581 &ofproto
->up
.port_by_name
, devname
));
583 && ofport
->odp_port
!= port
.port_no
584 && !odp_port_to_ofport(backer
, port
.port_no
))
586 /* 'ofport''s datapath port number has changed from
587 * 'ofport->odp_port' to 'port.port_no'. Update our internal data
588 * structures to match. */
589 ovs_rwlock_wrlock(&backer
->odp_to_ofport_lock
);
590 hmap_remove(&backer
->odp_to_ofport_map
, &ofport
->odp_port_node
);
591 ofport
->odp_port
= port
.port_no
;
592 hmap_insert(&backer
->odp_to_ofport_map
, &ofport
->odp_port_node
,
593 hash_odp_port(port
.port_no
));
594 ovs_rwlock_unlock(&backer
->odp_to_ofport_lock
);
595 backer
->need_revalidate
= REV_RECONFIGURE
;
598 dpif_port_destroy(&port
);
601 /* Propagate 'error' to all ofprotos based on 'backer'. */
603 process_dpif_port_error(struct dpif_backer
*backer
, int error
)
605 struct ofproto_dpif
*ofproto
;
607 HMAP_FOR_EACH (ofproto
, all_ofproto_dpifs_node
, &all_ofproto_dpifs
) {
608 if (ofproto
->backer
== backer
) {
609 sset_clear(&ofproto
->port_poll_set
);
610 ofproto
->port_poll_errno
= error
;
616 type_wait(const char *type
)
618 struct dpif_backer
*backer
;
620 backer
= shash_find_data(&all_dpif_backers
, type
);
622 /* This is not necessarily a problem, since backers are only
623 * created on demand. */
627 dpif_wait(backer
->dpif
);
630 /* Basic life-cycle. */
632 static int add_internal_flows(struct ofproto_dpif
*);
634 static struct ofproto
*
637 struct ofproto_dpif
*ofproto
= xzalloc(sizeof *ofproto
);
642 dealloc(struct ofproto
*ofproto_
)
644 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofproto_
);
649 close_dpif_backer(struct dpif_backer
*backer
, bool del
)
651 ovs_assert(backer
->refcount
> 0);
653 if (--backer
->refcount
) {
657 udpif_destroy(backer
->udpif
);
659 simap_destroy(&backer
->tnl_backers
);
660 ovs_rwlock_destroy(&backer
->odp_to_ofport_lock
);
661 hmap_destroy(&backer
->odp_to_ofport_map
);
662 shash_find_and_delete(&all_dpif_backers
, backer
->type
);
664 free(backer
->dp_version_string
);
666 dpif_delete(backer
->dpif
);
668 dpif_close(backer
->dpif
);
669 id_pool_destroy(backer
->meter_ids
);
673 /* Datapath port slated for removal from datapath. */
675 struct ovs_list list_node
;
679 static void check_support(struct dpif_backer
*backer
);
682 open_dpif_backer(const char *type
, struct dpif_backer
**backerp
)
684 struct dpif_backer
*backer
;
685 struct dpif_port_dump port_dump
;
686 struct dpif_port port
;
687 struct shash_node
*node
;
688 struct ovs_list garbage_list
;
689 struct odp_garbage
*garbage
;
696 backer
= shash_find_data(&all_dpif_backers
, type
);
703 backer_name
= xasprintf("ovs-%s", type
);
705 /* Remove any existing datapaths, since we assume we're the only
706 * userspace controlling the datapath. */
708 dp_enumerate_names(type
, &names
);
709 SSET_FOR_EACH(name
, &names
) {
710 struct dpif
*old_dpif
;
712 /* Don't remove our backer if it exists. */
713 if (!strcmp(name
, backer_name
)) {
717 if (dpif_open(name
, type
, &old_dpif
)) {
718 VLOG_WARN("couldn't open old datapath %s to remove it", name
);
720 dpif_delete(old_dpif
);
721 dpif_close(old_dpif
);
724 sset_destroy(&names
);
726 backer
= xmalloc(sizeof *backer
);
728 error
= dpif_create_and_open(backer_name
, type
, &backer
->dpif
);
731 VLOG_ERR("failed to open datapath of type %s: %s", type
,
732 ovs_strerror(error
));
736 backer
->udpif
= udpif_create(backer
, backer
->dpif
);
738 backer
->type
= xstrdup(type
);
739 backer
->refcount
= 1;
740 hmap_init(&backer
->odp_to_ofport_map
);
741 ovs_rwlock_init(&backer
->odp_to_ofport_lock
);
742 backer
->need_revalidate
= 0;
743 simap_init(&backer
->tnl_backers
);
744 backer
->recv_set_enable
= !ofproto_get_flow_restore_wait();
747 if (backer
->recv_set_enable
) {
748 dpif_flow_flush(backer
->dpif
);
751 /* Loop through the ports already on the datapath and remove any
752 * that we don't need anymore. */
753 ovs_list_init(&garbage_list
);
754 dpif_port_dump_start(&port_dump
, backer
->dpif
);
755 while (dpif_port_dump_next(&port_dump
, &port
)) {
756 node
= shash_find(&init_ofp_ports
, port
.name
);
757 if (!node
&& strcmp(port
.name
, dpif_base_name(backer
->dpif
))) {
758 garbage
= xmalloc(sizeof *garbage
);
759 garbage
->odp_port
= port
.port_no
;
760 ovs_list_push_front(&garbage_list
, &garbage
->list_node
);
763 dpif_port_dump_done(&port_dump
);
765 LIST_FOR_EACH_POP (garbage
, list_node
, &garbage_list
) {
766 dpif_port_del(backer
->dpif
, garbage
->odp_port
, false);
770 shash_add(&all_dpif_backers
, type
, backer
);
772 check_support(backer
);
773 atomic_count_init(&backer
->tnl_count
, 0);
775 error
= dpif_recv_set(backer
->dpif
, backer
->recv_set_enable
);
777 VLOG_ERR("failed to listen on datapath of type %s: %s",
778 type
, ovs_strerror(error
));
779 close_dpif_backer(backer
, false);
783 if (backer
->recv_set_enable
) {
784 udpif_set_threads(backer
->udpif
, n_handlers
, n_revalidators
);
787 backer
->dp_version_string
= dpif_get_dp_version(backer
->dpif
);
789 /* Manage Datapath meter IDs if supported. */
790 struct ofputil_meter_features features
;
791 dpif_meter_get_features(backer
->dpif
, &features
);
792 if (features
.max_meters
) {
793 backer
->meter_ids
= id_pool_create(0, features
.max_meters
);
795 backer
->meter_ids
= NULL
;
798 /* Make a pristine snapshot of 'support' into 'boottime_support'.
799 * 'boottime_support' can be checked to prevent 'support' to be changed
800 * beyond the datapath capabilities. In case 'support' is changed by
801 * the user, 'boottime_support' can be used to restore it. */
802 backer
->bt_support
= backer
->rt_support
;
808 ovs_native_tunneling_is_on(struct ofproto_dpif
*ofproto
)
810 return ofproto_use_tnl_push_pop
811 && ofproto
->backer
->rt_support
.tnl_push_pop
812 && atomic_count_get(&ofproto
->backer
->tnl_count
);
815 /* Tests whether 'backer''s datapath supports recirculation. Only newer
816 * datapaths support OVS_KEY_ATTR_RECIRC_ID in keys. We need to disable some
817 * features on older datapaths that don't support this feature.
819 * Returns false if 'backer' definitely does not support recirculation, true if
820 * it seems to support recirculation or if at least the error we get is
823 check_recirc(struct dpif_backer
*backer
)
826 struct odputil_keybuf keybuf
;
829 struct odp_flow_key_parms odp_parms
= {
836 memset(&flow
, 0, sizeof flow
);
840 ofpbuf_use_stack(&key
, &keybuf
, sizeof keybuf
);
841 odp_flow_key_from_flow(&odp_parms
, &key
);
842 enable_recirc
= dpif_probe_feature(backer
->dpif
, "recirculation", &key
,
846 VLOG_INFO("%s: Datapath supports recirculation",
847 dpif_name(backer
->dpif
));
849 VLOG_INFO("%s: Datapath does not support recirculation",
850 dpif_name(backer
->dpif
));
853 return enable_recirc
;
856 /* Tests whether 'dpif' supports unique flow ids. We can skip serializing
857 * some flow attributes for datapaths that support this feature.
859 * Returns true if 'dpif' supports UFID for flow operations.
860 * Returns false if 'dpif' does not support UFID. */
862 check_ufid(struct dpif_backer
*backer
)
865 struct odputil_keybuf keybuf
;
869 struct odp_flow_key_parms odp_parms
= {
873 memset(&flow
, 0, sizeof flow
);
874 flow
.dl_type
= htons(0x1234);
876 ofpbuf_use_stack(&key
, &keybuf
, sizeof keybuf
);
877 odp_flow_key_from_flow(&odp_parms
, &key
);
878 dpif_flow_hash(backer
->dpif
, key
.data
, key
.size
, &ufid
);
880 enable_ufid
= dpif_probe_feature(backer
->dpif
, "UFID", &key
, NULL
, &ufid
);
883 VLOG_INFO("%s: Datapath supports unique flow ids",
884 dpif_name(backer
->dpif
));
886 VLOG_INFO("%s: Datapath does not support unique flow ids",
887 dpif_name(backer
->dpif
));
892 /* Tests number of 802.1q VLAN headers supported by 'backer''s datapath.
894 * Returns the number of elements in a struct flow's vlan
895 * if the datapath supports at least that many VLAN headers. */
897 check_max_vlan_headers(struct dpif_backer
*backer
)
900 struct odp_flow_key_parms odp_parms
= {
906 memset(&flow
, 0, sizeof flow
);
907 flow
.dl_type
= htons(ETH_TYPE_IP
);
908 for (n
= 0; n
< FLOW_MAX_VLAN_HEADERS
; n
++) {
909 struct odputil_keybuf keybuf
;
912 flow_push_vlan_uninit(&flow
, NULL
);
913 flow
.vlans
[0].tpid
= htons(ETH_TYPE_VLAN
);
914 flow
.vlans
[0].tci
= htons(1) | htons(VLAN_CFI
);
916 ofpbuf_use_stack(&key
, &keybuf
, sizeof keybuf
);
917 odp_flow_key_from_flow(&odp_parms
, &key
);
918 if (!dpif_probe_feature(backer
->dpif
, "VLAN", &key
, NULL
, NULL
)) {
923 VLOG_INFO("%s: VLAN header stack length probed as %d",
924 dpif_name(backer
->dpif
), n
);
927 /* Tests the MPLS label stack depth supported by 'backer''s datapath.
929 * Returns the number of elements in a struct flow's mpls_lse field
930 * if the datapath supports at least that many entries in an
932 * Otherwise returns the number of MPLS push actions supported by
935 check_max_mpls_depth(struct dpif_backer
*backer
)
940 for (n
= 0; n
< FLOW_MAX_MPLS_LABELS
; n
++) {
941 struct odputil_keybuf keybuf
;
943 struct odp_flow_key_parms odp_parms
= {
947 memset(&flow
, 0, sizeof flow
);
948 flow
.dl_type
= htons(ETH_TYPE_MPLS
);
949 flow_set_mpls_bos(&flow
, n
, 1);
951 ofpbuf_use_stack(&key
, &keybuf
, sizeof keybuf
);
952 odp_flow_key_from_flow(&odp_parms
, &key
);
953 if (!dpif_probe_feature(backer
->dpif
, "MPLS", &key
, NULL
, NULL
)) {
958 VLOG_INFO("%s: MPLS label stack length probed as %d",
959 dpif_name(backer
->dpif
), n
);
964 add_sample_actions(struct ofpbuf
*actions
, int nesting
)
967 nl_msg_put_odp_port(actions
, OVS_ACTION_ATTR_OUTPUT
, u32_to_odp(1));
971 size_t start
, actions_start
;
973 start
= nl_msg_start_nested(actions
, OVS_ACTION_ATTR_SAMPLE
);
974 actions_start
= nl_msg_start_nested(actions
, OVS_SAMPLE_ATTR_ACTIONS
);
975 add_sample_actions(actions
, nesting
- 1);
976 nl_msg_end_nested(actions
, actions_start
);
977 nl_msg_put_u32(actions
, OVS_SAMPLE_ATTR_PROBABILITY
, UINT32_MAX
);
978 nl_msg_end_nested(actions
, start
);
981 /* Tests the nested sample actions levels supported by 'backer''s datapath.
983 * Returns the number of nested sample actions accepted by the datapath. */
985 check_max_sample_nesting(struct dpif_backer
*backer
)
987 struct odputil_keybuf keybuf
;
992 struct odp_flow_key_parms odp_parms
= {
996 memset(&flow
, 0, sizeof flow
);
997 ofpbuf_use_stack(&key
, &keybuf
, sizeof keybuf
);
998 odp_flow_key_from_flow(&odp_parms
, &key
);
1000 /* OVS datapath has always supported at least 3 nested levels. */
1001 for (n
= 3; n
< FLOW_MAX_SAMPLE_NESTING
; n
++) {
1002 struct ofpbuf actions
;
1005 ofpbuf_init(&actions
, 300);
1006 add_sample_actions(&actions
, n
);
1007 ok
= dpif_probe_feature(backer
->dpif
, "Sample action nesting", &key
,
1009 ofpbuf_uninit(&actions
);
1015 VLOG_INFO("%s: Max sample nesting level probed as %d",
1016 dpif_name(backer
->dpif
), n
);
1020 /* Tests whether 'backer''s datapath supports masked data in
1021 * OVS_ACTION_ATTR_SET actions. We need to disable some features on older
1022 * datapaths that don't support this feature. */
1024 check_masked_set_action(struct dpif_backer
*backer
)
1026 struct eth_header
*eth
;
1027 struct ofpbuf actions
;
1028 struct dpif_execute execute
;
1029 struct dp_packet packet
;
1032 struct ovs_key_ethernet key
, mask
;
1034 /* Compose a set action that will cause an EINVAL error on older
1035 * datapaths that don't support masked set actions.
1036 * Avoid using a full mask, as it could be translated to a non-masked
1037 * set action instead. */
1038 ofpbuf_init(&actions
, 64);
1039 memset(&key
, 0x53, sizeof key
);
1040 memset(&mask
, 0x7f, sizeof mask
);
1041 commit_masked_set_action(&actions
, OVS_KEY_ATTR_ETHERNET
, &key
, &mask
,
1044 /* Compose a dummy ethernet packet. */
1045 dp_packet_init(&packet
, ETH_HEADER_LEN
);
1046 eth
= dp_packet_put_zeros(&packet
, ETH_HEADER_LEN
);
1047 eth
->eth_type
= htons(0x1234);
1049 flow_extract(&packet
, &flow
);
1051 /* Execute the actions. On older datapaths this fails with EINVAL, on
1052 * newer datapaths it succeeds. */
1053 execute
.actions
= actions
.data
;
1054 execute
.actions_len
= actions
.size
;
1055 execute
.packet
= &packet
;
1056 execute
.flow
= &flow
;
1057 execute
.needs_help
= false;
1058 execute
.probe
= true;
1061 error
= dpif_execute(backer
->dpif
, &execute
);
1063 dp_packet_uninit(&packet
);
1064 ofpbuf_uninit(&actions
);
1067 /* Masked set action is not supported. */
1068 VLOG_INFO("%s: datapath does not support masked set action feature.",
1069 dpif_name(backer
->dpif
));
1074 /* Tests whether 'backer''s datapath supports truncation of a packet in
1075 * OVS_ACTION_ATTR_TRUNC. We need to disable some features on older
1076 * datapaths that don't support this feature. */
1078 check_trunc_action(struct dpif_backer
*backer
)
1080 struct eth_header
*eth
;
1081 struct ofpbuf actions
;
1082 struct dpif_execute execute
;
1083 struct dp_packet packet
;
1084 struct ovs_action_trunc
*trunc
;
1088 /* Compose an action with output(port:1,
1089 * max_len:OVS_ACTION_OUTPUT_MIN + 1).
1090 * This translates to one truncate action and one output action. */
1091 ofpbuf_init(&actions
, 64);
1092 trunc
= nl_msg_put_unspec_uninit(&actions
,
1093 OVS_ACTION_ATTR_TRUNC
, sizeof *trunc
);
1095 trunc
->max_len
= ETH_HEADER_LEN
+ 1;
1096 nl_msg_put_odp_port(&actions
, OVS_ACTION_ATTR_OUTPUT
, u32_to_odp(1));
1098 /* Compose a dummy Ethernet packet. */
1099 dp_packet_init(&packet
, ETH_HEADER_LEN
);
1100 eth
= dp_packet_put_zeros(&packet
, ETH_HEADER_LEN
);
1101 eth
->eth_type
= htons(0x1234);
1103 flow_extract(&packet
, &flow
);
1105 /* Execute the actions. On older datapaths this fails with EINVAL, on
1106 * newer datapaths it succeeds. */
1107 execute
.actions
= actions
.data
;
1108 execute
.actions_len
= actions
.size
;
1109 execute
.packet
= &packet
;
1110 execute
.flow
= &flow
;
1111 execute
.needs_help
= false;
1112 execute
.probe
= true;
1115 error
= dpif_execute(backer
->dpif
, &execute
);
1117 dp_packet_uninit(&packet
);
1118 ofpbuf_uninit(&actions
);
1121 VLOG_INFO("%s: Datapath does not support truncate action",
1122 dpif_name(backer
->dpif
));
1124 VLOG_INFO("%s: Datapath supports truncate action",
1125 dpif_name(backer
->dpif
));
1131 /* Tests whether 'backer''s datapath supports the clone action
1132 * OVS_ACTION_ATTR_CLONE. */
1134 check_clone(struct dpif_backer
*backer
)
1136 struct dpif_execute execute
;
1137 struct eth_header
*eth
;
1139 struct dp_packet packet
;
1140 struct ofpbuf actions
;
1144 /* Compose clone with an empty action list.
1145 * and check if datapath can decode the message. */
1146 ofpbuf_init(&actions
, 64);
1147 clone_start
= nl_msg_start_nested(&actions
, OVS_ACTION_ATTR_CLONE
);
1148 nl_msg_end_nested(&actions
, clone_start
);
1150 /* Compose a dummy Ethernet packet. */
1151 dp_packet_init(&packet
, ETH_HEADER_LEN
);
1152 eth
= dp_packet_put_zeros(&packet
, ETH_HEADER_LEN
);
1153 eth
->eth_type
= htons(0x1234);
1155 flow_extract(&packet
, &flow
);
1157 /* Execute the actions. On older datapaths this fails with EINVAL, on
1158 * newer datapaths it succeeds. */
1159 execute
.actions
= actions
.data
;
1160 execute
.actions_len
= actions
.size
;
1161 execute
.packet
= &packet
;
1162 execute
.flow
= &flow
;
1163 execute
.needs_help
= false;
1164 execute
.probe
= true;
1167 error
= dpif_execute(backer
->dpif
, &execute
);
1169 dp_packet_uninit(&packet
);
1170 ofpbuf_uninit(&actions
);
1173 VLOG_INFO("%s: Datapath does not support clone action",
1174 dpif_name(backer
->dpif
));
1176 VLOG_INFO("%s: Datapath supports clone action",
1177 dpif_name(backer
->dpif
));
1183 /* Tests whether 'backer''s datapath supports the OVS_CT_ATTR_EVENTMASK
1184 * attribute in OVS_ACTION_ATTR_CT. */
1186 check_ct_eventmask(struct dpif_backer
*backer
)
1188 struct dpif_execute execute
;
1189 struct dp_packet packet
;
1190 struct ofpbuf actions
;
1191 struct flow flow
= {
1192 .dl_type
= CONSTANT_HTONS(ETH_TYPE_IP
),
1193 .nw_proto
= IPPROTO_UDP
,
1195 /* Use the broadcast address on the loopback address range 127/8 to
1196 * avoid hitting any real conntrack entries. We leave the UDP ports to
1197 * zeroes for the same purpose. */
1198 .nw_src
= CONSTANT_HTONL(0x7fffffff),
1199 .nw_dst
= CONSTANT_HTONL(0x7fffffff),
1204 /* Compose CT action with eventmask attribute and check if datapath can
1205 * decode the message. */
1206 ofpbuf_init(&actions
, 64);
1207 ct_start
= nl_msg_start_nested(&actions
, OVS_ACTION_ATTR_CT
);
1208 /* Eventmask has no effect without the commit flag, but currently the
1209 * datapath will accept an eventmask even without commit. This is useful
1210 * as we do not want to persist the probe connection in the conntrack
1212 nl_msg_put_u32(&actions
, OVS_CT_ATTR_EVENTMASK
, ~0);
1213 nl_msg_end_nested(&actions
, ct_start
);
1215 /* Compose a dummy UDP packet. */
1216 dp_packet_init(&packet
, 0);
1217 flow_compose(&packet
, &flow
, 0);
1219 /* Execute the actions. On older datapaths this fails with EINVAL, on
1220 * newer datapaths it succeeds. */
1221 execute
.actions
= actions
.data
;
1222 execute
.actions_len
= actions
.size
;
1223 execute
.packet
= &packet
;
1224 execute
.flow
= &flow
;
1225 execute
.needs_help
= false;
1226 execute
.probe
= true;
1229 error
= dpif_execute(backer
->dpif
, &execute
);
1231 dp_packet_uninit(&packet
);
1232 ofpbuf_uninit(&actions
);
1235 VLOG_INFO("%s: Datapath does not support eventmask in conntrack action",
1236 dpif_name(backer
->dpif
));
1238 VLOG_INFO("%s: Datapath supports eventmask in conntrack action",
1239 dpif_name(backer
->dpif
));
1245 #define CHECK_FEATURE__(NAME, SUPPORT, FIELD, VALUE, ETHTYPE) \
1247 check_##NAME(struct dpif_backer *backer) \
1250 struct odputil_keybuf keybuf; \
1251 struct ofpbuf key; \
1253 struct odp_flow_key_parms odp_parms = { \
1260 memset(&flow, 0, sizeof flow); \
1261 flow.FIELD = VALUE; \
1262 flow.dl_type = htons(ETHTYPE); \
1264 ofpbuf_use_stack(&key, &keybuf, sizeof keybuf); \
1265 odp_flow_key_from_flow(&odp_parms, &key); \
1266 enable = dpif_probe_feature(backer->dpif, #NAME, &key, NULL, NULL); \
1269 VLOG_INFO("%s: Datapath supports "#NAME, dpif_name(backer->dpif)); \
1271 VLOG_INFO("%s: Datapath does not support "#NAME, \
1272 dpif_name(backer->dpif)); \
1277 #define CHECK_FEATURE(FIELD) CHECK_FEATURE__(FIELD, FIELD, FIELD, 1, \
1280 CHECK_FEATURE(ct_state
)
1281 CHECK_FEATURE(ct_zone
)
1282 CHECK_FEATURE(ct_mark
)
1283 CHECK_FEATURE__(ct_label
, ct_label
, ct_label
.u64
.lo
, 1, ETH_TYPE_IP
)
1284 CHECK_FEATURE__(ct_state_nat
, ct_state
, ct_state
, \
1285 CS_TRACKED
|CS_SRC_NAT
, ETH_TYPE_IP
)
1286 CHECK_FEATURE__(ct_orig_tuple
, ct_orig_tuple
, ct_nw_proto
, 1, ETH_TYPE_IP
)
1287 CHECK_FEATURE__(ct_orig_tuple6
, ct_orig_tuple6
, ct_nw_proto
, 1, ETH_TYPE_IPV6
)
1289 #undef CHECK_FEATURE
1290 #undef CHECK_FEATURE__
1293 check_support(struct dpif_backer
*backer
)
1296 backer
->rt_support
.odp
.recirc
= check_recirc(backer
);
1297 backer
->rt_support
.odp
.max_vlan_headers
= check_max_vlan_headers(backer
);
1298 backer
->rt_support
.odp
.max_mpls_depth
= check_max_mpls_depth(backer
);
1299 backer
->rt_support
.masked_set_action
= check_masked_set_action(backer
);
1300 backer
->rt_support
.trunc
= check_trunc_action(backer
);
1301 backer
->rt_support
.ufid
= check_ufid(backer
);
1302 backer
->rt_support
.tnl_push_pop
= dpif_supports_tnl_push_pop(backer
->dpif
);
1303 backer
->rt_support
.clone
= check_clone(backer
);
1304 backer
->rt_support
.sample_nesting
= check_max_sample_nesting(backer
);
1305 backer
->rt_support
.ct_eventmask
= check_ct_eventmask(backer
);
1308 backer
->rt_support
.odp
.ct_state
= check_ct_state(backer
);
1309 backer
->rt_support
.odp
.ct_zone
= check_ct_zone(backer
);
1310 backer
->rt_support
.odp
.ct_mark
= check_ct_mark(backer
);
1311 backer
->rt_support
.odp
.ct_label
= check_ct_label(backer
);
1313 backer
->rt_support
.odp
.ct_state_nat
= check_ct_state_nat(backer
);
1314 backer
->rt_support
.odp
.ct_orig_tuple
= check_ct_orig_tuple(backer
);
1315 backer
->rt_support
.odp
.ct_orig_tuple6
= check_ct_orig_tuple6(backer
);
1319 construct(struct ofproto
*ofproto_
)
1321 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofproto_
);
1322 struct shash_node
*node
, *next
;
1325 /* Tunnel module can get used right after the udpif threads are running. */
1326 ofproto_tunnel_init();
1328 error
= open_dpif_backer(ofproto
->up
.type
, &ofproto
->backer
);
1333 uuid_generate(&ofproto
->uuid
);
1334 atomic_init(&ofproto
->tables_version
, OVS_VERSION_MIN
);
1335 ofproto
->netflow
= NULL
;
1336 ofproto
->sflow
= NULL
;
1337 ofproto
->ipfix
= NULL
;
1338 ofproto
->stp
= NULL
;
1339 ofproto
->rstp
= NULL
;
1340 ofproto
->dump_seq
= 0;
1341 hmap_init(&ofproto
->bundles
);
1342 ofproto
->ml
= mac_learning_create(MAC_ENTRY_DEFAULT_IDLE_TIME
);
1344 ofproto
->mbridge
= mbridge_create();
1345 ofproto
->has_bonded_bundles
= false;
1346 ofproto
->lacp_enabled
= false;
1347 ovs_mutex_init_adaptive(&ofproto
->stats_mutex
);
1349 guarded_list_init(&ofproto
->ams
);
1351 sset_init(&ofproto
->ports
);
1352 sset_init(&ofproto
->ghost_ports
);
1353 sset_init(&ofproto
->port_poll_set
);
1354 ofproto
->port_poll_errno
= 0;
1355 ofproto
->change_seq
= 0;
1356 ofproto
->ams_seq
= seq_create();
1357 ofproto
->ams_seqno
= seq_read(ofproto
->ams_seq
);
1360 SHASH_FOR_EACH_SAFE (node
, next
, &init_ofp_ports
) {
1361 struct iface_hint
*iface_hint
= node
->data
;
1363 if (!strcmp(iface_hint
->br_name
, ofproto
->up
.name
)) {
1364 /* Check if the datapath already has this port. */
1365 if (dpif_port_exists(ofproto
->backer
->dpif
, node
->name
)) {
1366 sset_add(&ofproto
->ports
, node
->name
);
1369 free(iface_hint
->br_name
);
1370 free(iface_hint
->br_type
);
1372 shash_delete(&init_ofp_ports
, node
);
1376 hmap_insert(&all_ofproto_dpifs
, &ofproto
->all_ofproto_dpifs_node
,
1377 hash_string(ofproto
->up
.name
, 0));
1378 memset(&ofproto
->stats
, 0, sizeof ofproto
->stats
);
1380 ofproto_init_tables(ofproto_
, N_TABLES
);
1381 error
= add_internal_flows(ofproto
);
1383 ofproto
->up
.tables
[TBL_INTERNAL
].flags
= OFTABLE_HIDDEN
| OFTABLE_READONLY
;
1389 add_internal_miss_flow(struct ofproto_dpif
*ofproto
, int id
,
1390 const struct ofpbuf
*ofpacts
, struct rule_dpif
**rulep
)
1396 match_init_catchall(&match
);
1397 match_set_reg(&match
, 0, id
);
1399 error
= ofproto_dpif_add_internal_flow(ofproto
, &match
, 0, 0, ofpacts
,
1401 *rulep
= error
? NULL
: rule_dpif_cast(rule
);
1407 add_internal_flows(struct ofproto_dpif
*ofproto
)
1409 struct ofpact_controller
*controller
;
1410 uint64_t ofpacts_stub
[128 / 8];
1411 struct ofpbuf ofpacts
;
1412 struct rule
*unused_rulep OVS_UNUSED
;
1417 ofpbuf_use_stack(&ofpacts
, ofpacts_stub
, sizeof ofpacts_stub
);
1420 controller
= ofpact_put_CONTROLLER(&ofpacts
);
1421 controller
->max_len
= UINT16_MAX
;
1422 controller
->controller_id
= 0;
1423 controller
->reason
= OFPR_IMPLICIT_MISS
;
1424 ofpact_finish_CONTROLLER(&ofpacts
, &controller
);
1426 error
= add_internal_miss_flow(ofproto
, id
++, &ofpacts
,
1427 &ofproto
->miss_rule
);
1432 ofpbuf_clear(&ofpacts
);
1433 error
= add_internal_miss_flow(ofproto
, id
++, &ofpacts
,
1434 &ofproto
->no_packet_in_rule
);
1439 error
= add_internal_miss_flow(ofproto
, id
++, &ofpacts
,
1440 &ofproto
->drop_frags_rule
);
1445 /* Drop any run away non-recirc rule lookups. Recirc_id has to be
1446 * zero when reaching this rule.
1448 * (priority=2), recirc_id=0, actions=drop
1450 ofpbuf_clear(&ofpacts
);
1451 match_init_catchall(&match
);
1452 match_set_recirc_id(&match
, 0);
1453 error
= ofproto_dpif_add_internal_flow(ofproto
, &match
, 2, 0, &ofpacts
,
1459 destruct(struct ofproto
*ofproto_
, bool del
)
1461 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofproto_
);
1462 struct ofproto_async_msg
*am
;
1463 struct rule_dpif
*rule
;
1464 struct oftable
*table
;
1465 struct ovs_list ams
;
1467 ofproto
->backer
->need_revalidate
= REV_RECONFIGURE
;
1469 xlate_remove_ofproto(ofproto
);
1472 /* Ensure that the upcall processing threads have no remaining references
1473 * to the ofproto or anything in it. */
1474 udpif_synchronize(ofproto
->backer
->udpif
);
1476 hmap_remove(&all_ofproto_dpifs
, &ofproto
->all_ofproto_dpifs_node
);
1478 OFPROTO_FOR_EACH_TABLE (table
, &ofproto
->up
) {
1479 CLS_FOR_EACH (rule
, up
.cr
, &table
->cls
) {
1480 ofproto_rule_delete(&ofproto
->up
, &rule
->up
);
1483 ofproto_group_delete_all(&ofproto
->up
);
1485 guarded_list_pop_all(&ofproto
->ams
, &ams
);
1486 LIST_FOR_EACH_POP (am
, list_node
, &ams
) {
1487 ofproto_async_msg_free(am
);
1489 guarded_list_destroy(&ofproto
->ams
);
1491 recirc_free_ofproto(ofproto
, ofproto
->up
.name
);
1493 mbridge_unref(ofproto
->mbridge
);
1495 netflow_unref(ofproto
->netflow
);
1496 dpif_sflow_unref(ofproto
->sflow
);
1497 dpif_ipfix_unref(ofproto
->ipfix
);
1498 hmap_destroy(&ofproto
->bundles
);
1499 mac_learning_unref(ofproto
->ml
);
1500 mcast_snooping_unref(ofproto
->ms
);
1501 stp_unref(ofproto
->stp
);
1502 rstp_unref(ofproto
->rstp
);
1504 sset_destroy(&ofproto
->ports
);
1505 sset_destroy(&ofproto
->ghost_ports
);
1506 sset_destroy(&ofproto
->port_poll_set
);
1508 ovs_mutex_destroy(&ofproto
->stats_mutex
);
1510 seq_destroy(ofproto
->ams_seq
);
1512 close_dpif_backer(ofproto
->backer
, del
);
1516 run(struct ofproto
*ofproto_
)
1518 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofproto_
);
1519 uint64_t new_seq
, new_dump_seq
;
1521 if (mbridge_need_revalidate(ofproto
->mbridge
)) {
1522 ofproto
->backer
->need_revalidate
= REV_RECONFIGURE
;
1523 ovs_rwlock_wrlock(&ofproto
->ml
->rwlock
);
1524 mac_learning_flush(ofproto
->ml
);
1525 ovs_rwlock_unlock(&ofproto
->ml
->rwlock
);
1526 mcast_snooping_mdb_flush(ofproto
->ms
);
1529 /* Always updates the ofproto->ams_seqno to avoid frequent wakeup during
1530 * flow restore. Even though nothing is processed during flow restore,
1531 * all queued 'ams' will be handled immediately when flow restore
1533 ofproto
->ams_seqno
= seq_read(ofproto
->ams_seq
);
1535 /* Do not perform any periodic activity required by 'ofproto' while
1536 * waiting for flow restore to complete. */
1537 if (!ofproto_get_flow_restore_wait()) {
1538 struct ofproto_async_msg
*am
;
1539 struct ovs_list ams
;
1541 guarded_list_pop_all(&ofproto
->ams
, &ams
);
1542 LIST_FOR_EACH_POP (am
, list_node
, &ams
) {
1543 connmgr_send_async_msg(ofproto
->up
.connmgr
, am
);
1544 ofproto_async_msg_free(am
);
1548 if (ofproto
->netflow
) {
1549 netflow_run(ofproto
->netflow
);
1551 if (ofproto
->sflow
) {
1552 dpif_sflow_run(ofproto
->sflow
);
1554 if (ofproto
->ipfix
) {
1555 dpif_ipfix_run(ofproto
->ipfix
);
1558 new_seq
= seq_read(connectivity_seq_get());
1559 if (ofproto
->change_seq
!= new_seq
) {
1560 struct ofport_dpif
*ofport
;
1562 HMAP_FOR_EACH (ofport
, up
.hmap_node
, &ofproto
->up
.ports
) {
1566 ofproto
->change_seq
= new_seq
;
1568 if (ofproto
->lacp_enabled
|| ofproto
->has_bonded_bundles
) {
1569 struct ofbundle
*bundle
;
1571 HMAP_FOR_EACH (bundle
, hmap_node
, &ofproto
->bundles
) {
1578 ovs_rwlock_wrlock(&ofproto
->ml
->rwlock
);
1579 if (mac_learning_run(ofproto
->ml
)) {
1580 ofproto
->backer
->need_revalidate
= REV_MAC_LEARNING
;
1582 ovs_rwlock_unlock(&ofproto
->ml
->rwlock
);
1584 if (mcast_snooping_run(ofproto
->ms
)) {
1585 ofproto
->backer
->need_revalidate
= REV_MCAST_SNOOPING
;
1588 new_dump_seq
= seq_read(udpif_dump_seq(ofproto
->backer
->udpif
));
1589 if (ofproto
->dump_seq
!= new_dump_seq
) {
1590 struct rule
*rule
, *next_rule
;
1591 long long now
= time_msec();
1593 /* We know stats are relatively fresh, so now is a good time to do some
1595 ofproto
->dump_seq
= new_dump_seq
;
1597 /* Expire OpenFlow flows whose idle_timeout or hard_timeout
1599 ovs_mutex_lock(&ofproto_mutex
);
1600 LIST_FOR_EACH_SAFE (rule
, next_rule
, expirable
,
1601 &ofproto
->up
.expirable
) {
1602 rule_expire(rule_dpif_cast(rule
), now
);
1604 ovs_mutex_unlock(&ofproto_mutex
);
1606 /* All outstanding data in existing flows has been accounted, so it's a
1607 * good time to do bond rebalancing. */
1608 if (ofproto
->has_bonded_bundles
) {
1609 struct ofbundle
*bundle
;
1611 HMAP_FOR_EACH (bundle
, hmap_node
, &ofproto
->bundles
) {
1613 bond_rebalance(bundle
->bond
);
1622 ofproto_dpif_wait(struct ofproto
*ofproto_
)
1624 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofproto_
);
1626 if (ofproto_get_flow_restore_wait()) {
1630 if (ofproto
->sflow
) {
1631 dpif_sflow_wait(ofproto
->sflow
);
1633 if (ofproto
->ipfix
) {
1634 dpif_ipfix_wait(ofproto
->ipfix
);
1636 if (ofproto
->lacp_enabled
|| ofproto
->has_bonded_bundles
) {
1637 struct ofbundle
*bundle
;
1639 HMAP_FOR_EACH (bundle
, hmap_node
, &ofproto
->bundles
) {
1640 bundle_wait(bundle
);
1643 if (ofproto
->netflow
) {
1644 netflow_wait(ofproto
->netflow
);
1646 ovs_rwlock_rdlock(&ofproto
->ml
->rwlock
);
1647 mac_learning_wait(ofproto
->ml
);
1648 ovs_rwlock_unlock(&ofproto
->ml
->rwlock
);
1649 mcast_snooping_wait(ofproto
->ms
);
1651 if (ofproto
->backer
->need_revalidate
) {
1652 poll_immediate_wake();
1655 seq_wait(udpif_dump_seq(ofproto
->backer
->udpif
), ofproto
->dump_seq
);
1656 seq_wait(ofproto
->ams_seq
, ofproto
->ams_seqno
);
1660 type_get_memory_usage(const char *type
, struct simap
*usage
)
1662 struct dpif_backer
*backer
;
1664 backer
= shash_find_data(&all_dpif_backers
, type
);
1666 udpif_get_memory_usage(backer
->udpif
, usage
);
1671 flush(struct ofproto
*ofproto_
)
1673 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofproto_
);
1674 struct dpif_backer
*backer
= ofproto
->backer
;
1677 udpif_flush(backer
->udpif
);
1682 query_tables(struct ofproto
*ofproto
,
1683 struct ofputil_table_features
*features
,
1684 struct ofputil_table_stats
*stats
)
1686 strcpy(features
->name
, "classifier");
1691 for (i
= 0; i
< ofproto
->n_tables
; i
++) {
1692 unsigned long missed
, matched
;
1694 atomic_read_relaxed(&ofproto
->tables
[i
].n_matched
, &matched
);
1695 atomic_read_relaxed(&ofproto
->tables
[i
].n_missed
, &missed
);
1697 stats
[i
].matched_count
= matched
;
1698 stats
[i
].lookup_count
= matched
+ missed
;
1704 set_tables_version(struct ofproto
*ofproto_
, ovs_version_t version
)
1706 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofproto_
);
1708 /* Use memory_order_release to signify that any prior memory accesses can
1709 * not be reordered to happen after this atomic store. This makes sure the
1710 * new version is properly set up when the readers can read this 'version'
1712 atomic_store_explicit(&ofproto
->tables_version
, version
,
1713 memory_order_release
);
1714 /* 'need_revalidate' can be reordered to happen before the atomic_store
1715 * above, but it does not matter as this variable is not accessed by other
1717 ofproto
->backer
->need_revalidate
= REV_FLOW_TABLE
;
1720 static struct ofport
*
1723 struct ofport_dpif
*port
= xzalloc(sizeof *port
);
1728 port_dealloc(struct ofport
*port_
)
1730 struct ofport_dpif
*port
= ofport_dpif_cast(port_
);
1735 port_construct(struct ofport
*port_
)
1737 struct ofport_dpif
*port
= ofport_dpif_cast(port_
);
1738 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(port
->up
.ofproto
);
1739 const struct netdev
*netdev
= port
->up
.netdev
;
1740 char namebuf
[NETDEV_VPORT_NAME_BUFSIZE
];
1741 const char *dp_port_name
;
1742 struct dpif_port dpif_port
;
1745 ofproto
->backer
->need_revalidate
= REV_RECONFIGURE
;
1746 port
->bundle
= NULL
;
1750 port
->may_enable
= false;
1751 port
->stp_port
= NULL
;
1752 port
->stp_state
= STP_DISABLED
;
1753 port
->rstp_port
= NULL
;
1754 port
->rstp_state
= RSTP_DISABLED
;
1755 port
->is_tunnel
= false;
1759 port
->carrier_seq
= netdev_get_carrier_resets(netdev
);
1761 if (netdev_vport_is_patch(netdev
)) {
1762 /* By bailing out here, we don't submit the port to the sFlow module
1763 * to be considered for counter polling export. This is correct
1764 * because the patch port represents an interface that sFlow considers
1765 * to be "internal" to the switch as a whole, and therefore not a
1766 * candidate for counter polling. */
1767 port
->odp_port
= ODPP_NONE
;
1768 ofport_update_peer(port
);
1772 dp_port_name
= netdev_vport_get_dpif_port(netdev
, namebuf
, sizeof namebuf
);
1773 error
= dpif_port_query_by_name(ofproto
->backer
->dpif
, dp_port_name
,
1779 port
->odp_port
= dpif_port
.port_no
;
1781 if (netdev_get_tunnel_config(netdev
)) {
1782 atomic_count_inc(&ofproto
->backer
->tnl_count
);
1783 error
= tnl_port_add(port
, port
->up
.netdev
, port
->odp_port
,
1784 ovs_native_tunneling_is_on(ofproto
), dp_port_name
);
1786 atomic_count_dec(&ofproto
->backer
->tnl_count
);
1787 dpif_port_destroy(&dpif_port
);
1791 port
->is_tunnel
= true;
1792 if (ofproto
->ipfix
) {
1793 dpif_ipfix_add_tunnel_port(ofproto
->ipfix
, port_
, port
->odp_port
);
1796 /* Sanity-check that a mapping doesn't already exist. This
1797 * shouldn't happen for non-tunnel ports. */
1798 if (odp_port_to_ofp_port(ofproto
, port
->odp_port
) != OFPP_NONE
) {
1799 VLOG_ERR("port %s already has an OpenFlow port number",
1801 dpif_port_destroy(&dpif_port
);
1805 ovs_rwlock_wrlock(&ofproto
->backer
->odp_to_ofport_lock
);
1806 hmap_insert(&ofproto
->backer
->odp_to_ofport_map
, &port
->odp_port_node
,
1807 hash_odp_port(port
->odp_port
));
1808 ovs_rwlock_unlock(&ofproto
->backer
->odp_to_ofport_lock
);
1810 dpif_port_destroy(&dpif_port
);
1812 if (ofproto
->sflow
) {
1813 dpif_sflow_add_port(ofproto
->sflow
, port_
, port
->odp_port
);
1820 port_destruct(struct ofport
*port_
, bool del
)
1822 struct ofport_dpif
*port
= ofport_dpif_cast(port_
);
1823 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(port
->up
.ofproto
);
1824 const char *devname
= netdev_get_name(port
->up
.netdev
);
1825 char namebuf
[NETDEV_VPORT_NAME_BUFSIZE
];
1826 const char *dp_port_name
;
1828 ofproto
->backer
->need_revalidate
= REV_RECONFIGURE
;
1830 xlate_ofport_remove(port
);
1833 dp_port_name
= netdev_vport_get_dpif_port(port
->up
.netdev
, namebuf
,
1835 if (del
&& dpif_port_exists(ofproto
->backer
->dpif
, dp_port_name
)) {
1836 /* The underlying device is still there, so delete it. This
1837 * happens when the ofproto is being destroyed, since the caller
1838 * assumes that removal of attached ports will happen as part of
1840 if (!port
->is_tunnel
) {
1841 dpif_port_del(ofproto
->backer
->dpif
, port
->odp_port
, false);
1844 /* The underlying device is already deleted (e.g. tunctl -d).
1845 * Calling dpif_port_remove to do local cleanup for the netdev */
1846 if (!port
->is_tunnel
) {
1847 dpif_port_del(ofproto
->backer
->dpif
, port
->odp_port
, true);
1852 port
->peer
->peer
= NULL
;
1856 if (port
->odp_port
!= ODPP_NONE
&& !port
->is_tunnel
) {
1857 ovs_rwlock_wrlock(&ofproto
->backer
->odp_to_ofport_lock
);
1858 hmap_remove(&ofproto
->backer
->odp_to_ofport_map
, &port
->odp_port_node
);
1859 ovs_rwlock_unlock(&ofproto
->backer
->odp_to_ofport_lock
);
1862 if (port
->is_tunnel
) {
1863 atomic_count_dec(&ofproto
->backer
->tnl_count
);
1866 if (port
->is_tunnel
&& ofproto
->ipfix
) {
1867 dpif_ipfix_del_tunnel_port(ofproto
->ipfix
, port
->odp_port
);
1870 tnl_port_del(port
, port
->odp_port
);
1871 sset_find_and_delete(&ofproto
->ports
, devname
);
1872 sset_find_and_delete(&ofproto
->ghost_ports
, devname
);
1873 bundle_remove(port_
);
1874 set_cfm(port_
, NULL
);
1875 set_bfd(port_
, NULL
);
1876 set_lldp(port_
, NULL
);
1877 if (port
->stp_port
) {
1878 stp_port_disable(port
->stp_port
);
1880 set_rstp_port(port_
, NULL
);
1881 if (ofproto
->sflow
) {
1882 dpif_sflow_del_port(ofproto
->sflow
, port
->odp_port
);
1889 port_modified(struct ofport
*port_
)
1891 struct ofport_dpif
*port
= ofport_dpif_cast(port_
);
1892 char namebuf
[NETDEV_VPORT_NAME_BUFSIZE
];
1893 const char *dp_port_name
;
1894 struct netdev
*netdev
= port
->up
.netdev
;
1896 if (port
->bundle
&& port
->bundle
->bond
) {
1897 bond_slave_set_netdev(port
->bundle
->bond
, port
, netdev
);
1901 cfm_set_netdev(port
->cfm
, netdev
);
1905 bfd_set_netdev(port
->bfd
, netdev
);
1908 /* Set liveness, unless the link is administratively or
1909 * operationally down or link monitoring false */
1910 if (!(port
->up
.pp
.config
& OFPUTIL_PC_PORT_DOWN
) &&
1911 !(port
->up
.pp
.state
& OFPUTIL_PS_LINK_DOWN
) &&
1913 port
->up
.pp
.state
|= OFPUTIL_PS_LIVE
;
1915 port
->up
.pp
.state
&= ~OFPUTIL_PS_LIVE
;
1918 ofproto_dpif_monitor_port_update(port
, port
->bfd
, port
->cfm
,
1919 port
->lldp
, &port
->up
.pp
.hw_addr
);
1921 dp_port_name
= netdev_vport_get_dpif_port(netdev
, namebuf
, sizeof namebuf
);
1923 if (port
->is_tunnel
) {
1924 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(port
->up
.ofproto
);
1926 if (tnl_port_reconfigure(port
, netdev
, port
->odp_port
, port
->odp_port
,
1927 ovs_native_tunneling_is_on(ofproto
),
1929 ofproto
->backer
->need_revalidate
= REV_RECONFIGURE
;
1933 ofport_update_peer(port
);
1937 port_reconfigured(struct ofport
*port_
, enum ofputil_port_config old_config
)
1939 struct ofport_dpif
*port
= ofport_dpif_cast(port_
);
1940 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(port
->up
.ofproto
);
1941 enum ofputil_port_config changed
= old_config
^ port
->up
.pp
.config
;
1943 if (changed
& (OFPUTIL_PC_NO_RECV
| OFPUTIL_PC_NO_RECV_STP
|
1944 OFPUTIL_PC_NO_FWD
| OFPUTIL_PC_NO_FLOOD
|
1945 OFPUTIL_PC_NO_PACKET_IN
)) {
1946 ofproto
->backer
->need_revalidate
= REV_RECONFIGURE
;
1948 if (changed
& OFPUTIL_PC_NO_FLOOD
&& port
->bundle
) {
1949 bundle_update(port
->bundle
);
1955 set_sflow(struct ofproto
*ofproto_
,
1956 const struct ofproto_sflow_options
*sflow_options
)
1958 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofproto_
);
1959 struct dpif_sflow
*ds
= ofproto
->sflow
;
1961 if (sflow_options
) {
1962 uint32_t old_probability
= ds
? dpif_sflow_get_probability(ds
) : 0;
1964 struct ofport_dpif
*ofport
;
1966 ds
= ofproto
->sflow
= dpif_sflow_create();
1967 HMAP_FOR_EACH (ofport
, up
.hmap_node
, &ofproto
->up
.ports
) {
1968 dpif_sflow_add_port(ds
, &ofport
->up
, ofport
->odp_port
);
1971 dpif_sflow_set_options(ds
, sflow_options
);
1972 if (dpif_sflow_get_probability(ds
) != old_probability
) {
1973 ofproto
->backer
->need_revalidate
= REV_RECONFIGURE
;
1977 dpif_sflow_unref(ds
);
1978 ofproto
->backer
->need_revalidate
= REV_RECONFIGURE
;
1979 ofproto
->sflow
= NULL
;
1987 struct ofproto
*ofproto_
,
1988 const struct ofproto_ipfix_bridge_exporter_options
*bridge_exporter_options
,
1989 const struct ofproto_ipfix_flow_exporter_options
*flow_exporters_options
,
1990 size_t n_flow_exporters_options
)
1992 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofproto_
);
1993 struct dpif_ipfix
*di
= ofproto
->ipfix
;
1994 bool has_options
= bridge_exporter_options
|| flow_exporters_options
;
1995 bool new_di
= false;
1997 if (has_options
&& !di
) {
1998 di
= ofproto
->ipfix
= dpif_ipfix_create();
2003 /* Call set_options in any case to cleanly flush the flow
2004 * caches in the last exporters that are to be destroyed. */
2005 dpif_ipfix_set_options(
2006 di
, bridge_exporter_options
, flow_exporters_options
,
2007 n_flow_exporters_options
);
2009 /* Add tunnel ports only when a new ipfix created */
2010 if (new_di
== true) {
2011 struct ofport_dpif
*ofport
;
2012 HMAP_FOR_EACH (ofport
, up
.hmap_node
, &ofproto
->up
.ports
) {
2013 if (ofport
->is_tunnel
== true) {
2014 dpif_ipfix_add_tunnel_port(di
, &ofport
->up
, ofport
->odp_port
);
2020 dpif_ipfix_unref(di
);
2021 ofproto
->ipfix
= NULL
;
2029 get_ipfix_stats(const struct ofproto
*ofproto_
,
2031 struct ovs_list
*replies
)
2033 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofproto_
);
2034 struct dpif_ipfix
*di
= ofproto
->ipfix
;
2037 return OFPERR_NXST_NOT_CONFIGURED
;
2040 return dpif_ipfix_get_stats(di
, bridge_ipfix
, replies
);
2044 set_cfm(struct ofport
*ofport_
, const struct cfm_settings
*s
)
2046 struct ofport_dpif
*ofport
= ofport_dpif_cast(ofport_
);
2047 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofport
->up
.ofproto
);
2048 struct cfm
*old
= ofport
->cfm
;
2053 ofport
->cfm
= cfm_create(ofport
->up
.netdev
);
2056 if (cfm_configure(ofport
->cfm
, s
)) {
2063 cfm_unref(ofport
->cfm
);
2066 if (ofport
->cfm
!= old
) {
2067 ofproto
->backer
->need_revalidate
= REV_RECONFIGURE
;
2069 ofproto_dpif_monitor_port_update(ofport
, ofport
->bfd
, ofport
->cfm
,
2070 ofport
->lldp
, &ofport
->up
.pp
.hw_addr
);
2075 cfm_status_changed(struct ofport
*ofport_
)
2077 struct ofport_dpif
*ofport
= ofport_dpif_cast(ofport_
);
2079 return ofport
->cfm
? cfm_check_status_change(ofport
->cfm
) : true;
2083 get_cfm_status(const struct ofport
*ofport_
,
2084 struct cfm_status
*status
)
2086 struct ofport_dpif
*ofport
= ofport_dpif_cast(ofport_
);
2090 cfm_get_status(ofport
->cfm
, status
);
2099 set_bfd(struct ofport
*ofport_
, const struct smap
*cfg
)
2101 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofport_
->ofproto
);
2102 struct ofport_dpif
*ofport
= ofport_dpif_cast(ofport_
);
2106 ofport
->bfd
= bfd_configure(old
, netdev_get_name(ofport
->up
.netdev
),
2107 cfg
, ofport
->up
.netdev
);
2108 if (ofport
->bfd
!= old
) {
2109 ofproto
->backer
->need_revalidate
= REV_RECONFIGURE
;
2111 ofproto_dpif_monitor_port_update(ofport
, ofport
->bfd
, ofport
->cfm
,
2112 ofport
->lldp
, &ofport
->up
.pp
.hw_addr
);
2117 bfd_status_changed(struct ofport
*ofport_
)
2119 struct ofport_dpif
*ofport
= ofport_dpif_cast(ofport_
);
2121 return ofport
->bfd
? bfd_check_status_change(ofport
->bfd
) : true;
2125 get_bfd_status(struct ofport
*ofport_
, struct smap
*smap
)
2127 struct ofport_dpif
*ofport
= ofport_dpif_cast(ofport_
);
2131 bfd_get_status(ofport
->bfd
, smap
);
2140 set_lldp(struct ofport
*ofport_
,
2141 const struct smap
*cfg
)
2143 struct ofport_dpif
*ofport
= ofport_dpif_cast(ofport_
);
2147 if (!ofport
->lldp
) {
2148 struct ofproto_dpif
*ofproto
;
2150 ofproto
= ofproto_dpif_cast(ofport
->up
.ofproto
);
2151 ofproto
->backer
->need_revalidate
= REV_RECONFIGURE
;
2152 ofport
->lldp
= lldp_create(ofport
->up
.netdev
, ofport_
->mtu
, cfg
);
2155 if (!lldp_configure(ofport
->lldp
, cfg
)) {
2160 lldp_unref(ofport
->lldp
);
2161 ofport
->lldp
= NULL
;
2164 ofproto_dpif_monitor_port_update(ofport
,
2168 &ofport
->up
.pp
.hw_addr
);
2173 get_lldp_status(const struct ofport
*ofport_
,
2174 struct lldp_status
*status OVS_UNUSED
)
2176 struct ofport_dpif
*ofport
= ofport_dpif_cast(ofport_
);
2178 return ofport
->lldp
? true : false;
2182 set_aa(struct ofproto
*ofproto OVS_UNUSED
,
2183 const struct aa_settings
*s
)
2185 return aa_configure(s
);
2189 aa_mapping_set(struct ofproto
*ofproto_ OVS_UNUSED
, void *aux
,
2190 const struct aa_mapping_settings
*s
)
2192 return aa_mapping_register(aux
, s
);
2196 aa_mapping_unset(struct ofproto
*ofproto OVS_UNUSED
, void *aux
)
2198 return aa_mapping_unregister(aux
);
2202 aa_vlan_get_queued(struct ofproto
*ofproto OVS_UNUSED
, struct ovs_list
*list
)
2204 return aa_get_vlan_queued(list
);
2208 aa_vlan_get_queue_size(struct ofproto
*ofproto OVS_UNUSED
)
2210 return aa_get_vlan_queue_size();
2214 /* Spanning Tree. */
2216 /* Called while rstp_mutex is held. */
2218 rstp_send_bpdu_cb(struct dp_packet
*pkt
, void *ofport_
, void *ofproto_
)
2220 struct ofproto_dpif
*ofproto
= ofproto_
;
2221 struct ofport_dpif
*ofport
= ofport_
;
2222 struct eth_header
*eth
= dp_packet_eth(pkt
);
2224 netdev_get_etheraddr(ofport
->up
.netdev
, ð
->eth_src
);
2225 if (eth_addr_is_zero(eth
->eth_src
)) {
2226 VLOG_WARN_RL(&rl
, "%s port %d: cannot send RSTP BPDU on a port which "
2227 "does not have a configured source MAC address.",
2228 ofproto
->up
.name
, ofp_to_u16(ofport
->up
.ofp_port
));
2230 ofproto_dpif_send_packet(ofport
, false, pkt
);
2232 dp_packet_delete(pkt
);
2236 send_bpdu_cb(struct dp_packet
*pkt
, int port_num
, void *ofproto_
)
2238 struct ofproto_dpif
*ofproto
= ofproto_
;
2239 struct stp_port
*sp
= stp_get_port(ofproto
->stp
, port_num
);
2240 struct ofport_dpif
*ofport
;
2242 ofport
= stp_port_get_aux(sp
);
2244 VLOG_WARN_RL(&rl
, "%s: cannot send BPDU on unknown port %d",
2245 ofproto
->up
.name
, port_num
);
2247 struct eth_header
*eth
= dp_packet_eth(pkt
);
2249 netdev_get_etheraddr(ofport
->up
.netdev
, ð
->eth_src
);
2250 if (eth_addr_is_zero(eth
->eth_src
)) {
2251 VLOG_WARN_RL(&rl
, "%s: cannot send BPDU on port %d "
2252 "with unknown MAC", ofproto
->up
.name
, port_num
);
2254 ofproto_dpif_send_packet(ofport
, false, pkt
);
2257 dp_packet_delete(pkt
);
2260 /* Configure RSTP on 'ofproto_' using the settings defined in 's'. */
2262 set_rstp(struct ofproto
*ofproto_
, const struct ofproto_rstp_settings
*s
)
2264 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofproto_
);
2266 /* Only revalidate flows if the configuration changed. */
2267 if (!s
!= !ofproto
->rstp
) {
2268 ofproto
->backer
->need_revalidate
= REV_RECONFIGURE
;
2272 if (!ofproto
->rstp
) {
2273 ofproto
->rstp
= rstp_create(ofproto_
->name
, s
->address
,
2274 rstp_send_bpdu_cb
, ofproto
);
2275 ofproto
->rstp_last_tick
= time_msec();
2277 rstp_set_bridge_address(ofproto
->rstp
, s
->address
);
2278 rstp_set_bridge_priority(ofproto
->rstp
, s
->priority
);
2279 rstp_set_bridge_ageing_time(ofproto
->rstp
, s
->ageing_time
);
2280 rstp_set_bridge_force_protocol_version(ofproto
->rstp
,
2281 s
->force_protocol_version
);
2282 rstp_set_bridge_max_age(ofproto
->rstp
, s
->bridge_max_age
);
2283 rstp_set_bridge_forward_delay(ofproto
->rstp
, s
->bridge_forward_delay
);
2284 rstp_set_bridge_transmit_hold_count(ofproto
->rstp
,
2285 s
->transmit_hold_count
);
2287 struct ofport
*ofport
;
2288 HMAP_FOR_EACH (ofport
, hmap_node
, &ofproto
->up
.ports
) {
2289 set_rstp_port(ofport
, NULL
);
2291 rstp_unref(ofproto
->rstp
);
2292 ofproto
->rstp
= NULL
;
2297 get_rstp_status(struct ofproto
*ofproto_
, struct ofproto_rstp_status
*s
)
2299 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofproto_
);
2301 if (ofproto
->rstp
) {
2303 s
->root_id
= rstp_get_root_id(ofproto
->rstp
);
2304 s
->bridge_id
= rstp_get_bridge_id(ofproto
->rstp
);
2305 s
->designated_id
= rstp_get_designated_id(ofproto
->rstp
);
2306 s
->root_path_cost
= rstp_get_root_path_cost(ofproto
->rstp
);
2307 s
->designated_port_id
= rstp_get_designated_port_id(ofproto
->rstp
);
2308 s
->bridge_port_id
= rstp_get_bridge_port_id(ofproto
->rstp
);
2315 update_rstp_port_state(struct ofport_dpif
*ofport
)
2317 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofport
->up
.ofproto
);
2318 enum rstp_state state
;
2320 /* Figure out new state. */
2321 state
= ofport
->rstp_port
? rstp_port_get_state(ofport
->rstp_port
)
2325 if (ofport
->rstp_state
!= state
) {
2326 enum ofputil_port_state of_state
;
2329 VLOG_DBG("port %s: RSTP state changed from %s to %s",
2330 netdev_get_name(ofport
->up
.netdev
),
2331 rstp_state_name(ofport
->rstp_state
),
2332 rstp_state_name(state
));
2334 if (rstp_learn_in_state(ofport
->rstp_state
)
2335 != rstp_learn_in_state(state
)) {
2336 /* XXX: Learning action flows should also be flushed. */
2337 if (ofport
->bundle
) {
2338 if (!rstp_shift_root_learned_address(ofproto
->rstp
)
2339 || rstp_get_old_root_aux(ofproto
->rstp
) != ofport
) {
2340 bundle_flush_macs(ofport
->bundle
, false);
2344 fwd_change
= rstp_forward_in_state(ofport
->rstp_state
)
2345 != rstp_forward_in_state(state
);
2347 ofproto
->backer
->need_revalidate
= REV_RSTP
;
2348 ofport
->rstp_state
= state
;
2350 if (fwd_change
&& ofport
->bundle
) {
2351 bundle_update(ofport
->bundle
);
2354 /* Update the RSTP state bits in the OpenFlow port description. */
2355 of_state
= ofport
->up
.pp
.state
& ~OFPUTIL_PS_STP_MASK
;
2356 of_state
|= (state
== RSTP_LEARNING
? OFPUTIL_PS_STP_LEARN
2357 : state
== RSTP_FORWARDING
? OFPUTIL_PS_STP_FORWARD
2358 : state
== RSTP_DISCARDING
? OFPUTIL_PS_STP_LISTEN
2360 ofproto_port_set_state(&ofport
->up
, of_state
);
2365 rstp_run(struct ofproto_dpif
*ofproto
)
2367 if (ofproto
->rstp
) {
2368 long long int now
= time_msec();
2369 long long int elapsed
= now
- ofproto
->rstp_last_tick
;
2370 struct rstp_port
*rp
;
2371 struct ofport_dpif
*ofport
;
2373 /* Every second, decrease the values of the timers. */
2374 if (elapsed
>= 1000) {
2375 rstp_tick_timers(ofproto
->rstp
);
2376 ofproto
->rstp_last_tick
= now
;
2379 while ((ofport
= rstp_get_next_changed_port_aux(ofproto
->rstp
, &rp
))) {
2380 update_rstp_port_state(ofport
);
2384 /* FIXME: This check should be done on-event (i.e., when setting
2385 * p->fdb_flush) and not periodically.
2387 while ((ofport
= rstp_check_and_reset_fdb_flush(ofproto
->rstp
, &rp
))) {
2388 if (!rstp_shift_root_learned_address(ofproto
->rstp
)
2389 || rstp_get_old_root_aux(ofproto
->rstp
) != ofport
) {
2390 bundle_flush_macs(ofport
->bundle
, false);
2394 if (rstp_shift_root_learned_address(ofproto
->rstp
)) {
2395 struct ofport_dpif
*old_root_aux
=
2396 (struct ofport_dpif
*)rstp_get_old_root_aux(ofproto
->rstp
);
2397 struct ofport_dpif
*new_root_aux
=
2398 (struct ofport_dpif
*)rstp_get_new_root_aux(ofproto
->rstp
);
2399 if (old_root_aux
!= NULL
&& new_root_aux
!= NULL
) {
2400 bundle_move(old_root_aux
->bundle
, new_root_aux
->bundle
);
2401 rstp_reset_root_changed(ofproto
->rstp
);
2407 /* Configures STP on 'ofproto_' using the settings defined in 's'. */
2409 set_stp(struct ofproto
*ofproto_
, const struct ofproto_stp_settings
*s
)
2411 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofproto_
);
2413 /* Only revalidate flows if the configuration changed. */
2414 if (!s
!= !ofproto
->stp
) {
2415 ofproto
->backer
->need_revalidate
= REV_RECONFIGURE
;
2419 if (!ofproto
->stp
) {
2420 ofproto
->stp
= stp_create(ofproto_
->name
, s
->system_id
,
2421 send_bpdu_cb
, ofproto
);
2422 ofproto
->stp_last_tick
= time_msec();
2425 stp_set_bridge_id(ofproto
->stp
, s
->system_id
);
2426 stp_set_bridge_priority(ofproto
->stp
, s
->priority
);
2427 stp_set_hello_time(ofproto
->stp
, s
->hello_time
);
2428 stp_set_max_age(ofproto
->stp
, s
->max_age
);
2429 stp_set_forward_delay(ofproto
->stp
, s
->fwd_delay
);
2431 struct ofport
*ofport
;
2433 HMAP_FOR_EACH (ofport
, hmap_node
, &ofproto
->up
.ports
) {
2434 set_stp_port(ofport
, NULL
);
2437 stp_unref(ofproto
->stp
);
2438 ofproto
->stp
= NULL
;
2445 get_stp_status(struct ofproto
*ofproto_
, struct ofproto_stp_status
*s
)
2447 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofproto_
);
2451 s
->bridge_id
= stp_get_bridge_id(ofproto
->stp
);
2452 s
->designated_root
= stp_get_designated_root(ofproto
->stp
);
2453 s
->root_path_cost
= stp_get_root_path_cost(ofproto
->stp
);
2462 update_stp_port_state(struct ofport_dpif
*ofport
)
2464 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofport
->up
.ofproto
);
2465 enum stp_state state
;
2467 /* Figure out new state. */
2468 state
= ofport
->stp_port
? stp_port_get_state(ofport
->stp_port
)
2472 if (ofport
->stp_state
!= state
) {
2473 enum ofputil_port_state of_state
;
2476 VLOG_DBG("port %s: STP state changed from %s to %s",
2477 netdev_get_name(ofport
->up
.netdev
),
2478 stp_state_name(ofport
->stp_state
),
2479 stp_state_name(state
));
2480 if (stp_learn_in_state(ofport
->stp_state
)
2481 != stp_learn_in_state(state
)) {
2482 /* xxx Learning action flows should also be flushed. */
2483 ovs_rwlock_wrlock(&ofproto
->ml
->rwlock
);
2484 mac_learning_flush(ofproto
->ml
);
2485 ovs_rwlock_unlock(&ofproto
->ml
->rwlock
);
2486 mcast_snooping_mdb_flush(ofproto
->ms
);
2488 fwd_change
= stp_forward_in_state(ofport
->stp_state
)
2489 != stp_forward_in_state(state
);
2491 ofproto
->backer
->need_revalidate
= REV_STP
;
2492 ofport
->stp_state
= state
;
2493 ofport
->stp_state_entered
= time_msec();
2495 if (fwd_change
&& ofport
->bundle
) {
2496 bundle_update(ofport
->bundle
);
2499 /* Update the STP state bits in the OpenFlow port description. */
2500 of_state
= ofport
->up
.pp
.state
& ~OFPUTIL_PS_STP_MASK
;
2501 of_state
|= (state
== STP_LISTENING
? OFPUTIL_PS_STP_LISTEN
2502 : state
== STP_LEARNING
? OFPUTIL_PS_STP_LEARN
2503 : state
== STP_FORWARDING
? OFPUTIL_PS_STP_FORWARD
2504 : state
== STP_BLOCKING
? OFPUTIL_PS_STP_BLOCK
2506 ofproto_port_set_state(&ofport
->up
, of_state
);
2511 stp_check_and_update_link_state(struct ofproto_dpif
*ofproto
)
2513 struct ofport_dpif
*ofport
;
2515 HMAP_FOR_EACH (ofport
, up
.hmap_node
, &ofproto
->up
.ports
) {
2516 bool up
= netdev_get_carrier(ofport
->up
.netdev
);
2518 if (ofport
->stp_port
&&
2519 up
!= (stp_port_get_state(ofport
->stp_port
) != STP_DISABLED
)) {
2521 VLOG_DBG("bridge %s, port %s is %s, %s it.",
2522 ofproto
->up
.name
, netdev_get_name(ofport
->up
.netdev
),
2524 up
? "enabling" : "disabling");
2527 stp_port_enable(ofport
->stp_port
);
2528 stp_port_set_aux(ofport
->stp_port
, ofport
);
2530 stp_port_disable(ofport
->stp_port
);
2533 update_stp_port_state(ofport
);
2538 /* Configures STP on 'ofport_' using the settings defined in 's'. The
2539 * caller is responsible for assigning STP port numbers and ensuring
2540 * there are no duplicates. */
2542 set_stp_port(struct ofport
*ofport_
,
2543 const struct ofproto_port_stp_settings
*s
)
2545 struct ofport_dpif
*ofport
= ofport_dpif_cast(ofport_
);
2546 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofport
->up
.ofproto
);
2547 struct stp_port
*sp
= ofport
->stp_port
;
2549 if (!s
|| !s
->enable
) {
2551 ofport
->stp_port
= NULL
;
2552 stp_port_disable(sp
);
2553 update_stp_port_state(ofport
);
2556 } else if (sp
&& stp_port_no(sp
) != s
->port_num
2557 && ofport
== stp_port_get_aux(sp
)) {
2558 /* The port-id changed, so disable the old one if it's not
2559 * already in use by another port. */
2560 stp_port_disable(sp
);
2563 sp
= ofport
->stp_port
= stp_get_port(ofproto
->stp
, s
->port_num
);
2565 /* Set name before enabling the port so that debugging messages can print
2567 stp_port_set_name(sp
, netdev_get_name(ofport
->up
.netdev
));
2569 if (netdev_get_carrier(ofport_
->netdev
)) {
2570 stp_port_enable(sp
);
2572 stp_port_disable(sp
);
2575 stp_port_set_aux(sp
, ofport
);
2576 stp_port_set_priority(sp
, s
->priority
);
2577 stp_port_set_path_cost(sp
, s
->path_cost
);
2579 update_stp_port_state(ofport
);
2585 get_stp_port_status(struct ofport
*ofport_
,
2586 struct ofproto_port_stp_status
*s
)
2588 struct ofport_dpif
*ofport
= ofport_dpif_cast(ofport_
);
2589 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofport
->up
.ofproto
);
2590 struct stp_port
*sp
= ofport
->stp_port
;
2592 if (!ofproto
->stp
|| !sp
) {
2598 stp_port_get_status(sp
, &s
->port_id
, &s
->state
, &s
->role
);
2599 s
->sec_in_state
= (time_msec() - ofport
->stp_state_entered
) / 1000;
2605 get_stp_port_stats(struct ofport
*ofport_
,
2606 struct ofproto_port_stp_stats
*s
)
2608 struct ofport_dpif
*ofport
= ofport_dpif_cast(ofport_
);
2609 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofport
->up
.ofproto
);
2610 struct stp_port
*sp
= ofport
->stp_port
;
2612 if (!ofproto
->stp
|| !sp
) {
2618 stp_port_get_counts(sp
, &s
->tx_count
, &s
->rx_count
, &s
->error_count
);
2624 stp_run(struct ofproto_dpif
*ofproto
)
2627 long long int now
= time_msec();
2628 long long int elapsed
= now
- ofproto
->stp_last_tick
;
2629 struct stp_port
*sp
;
2632 stp_tick(ofproto
->stp
, MIN(INT_MAX
, elapsed
));
2633 ofproto
->stp_last_tick
= now
;
2636 stp_check_and_update_link_state(ofproto
);
2638 while (stp_get_changed_port(ofproto
->stp
, &sp
)) {
2639 struct ofport_dpif
*ofport
= stp_port_get_aux(sp
);
2642 update_stp_port_state(ofport
);
2646 if (stp_check_and_reset_fdb_flush(ofproto
->stp
)) {
2647 ovs_rwlock_wrlock(&ofproto
->ml
->rwlock
);
2648 mac_learning_flush(ofproto
->ml
);
2649 ovs_rwlock_unlock(&ofproto
->ml
->rwlock
);
2650 mcast_snooping_mdb_flush(ofproto
->ms
);
2656 stp_wait(struct ofproto_dpif
*ofproto
)
2659 poll_timer_wait(1000);
2663 /* Configures RSTP on 'ofport_' using the settings defined in 's'. The
2664 * caller is responsible for assigning RSTP port numbers and ensuring
2665 * there are no duplicates. */
2667 set_rstp_port(struct ofport
*ofport_
,
2668 const struct ofproto_port_rstp_settings
*s
)
2670 struct ofport_dpif
*ofport
= ofport_dpif_cast(ofport_
);
2671 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofport
->up
.ofproto
);
2672 struct rstp_port
*rp
= ofport
->rstp_port
;
2674 if (!s
|| !s
->enable
) {
2676 rstp_port_set_aux(rp
, NULL
);
2677 rstp_port_set_state(rp
, RSTP_DISABLED
);
2678 rstp_port_set_mac_operational(rp
, false);
2679 ofport
->rstp_port
= NULL
;
2680 rstp_port_unref(rp
);
2681 update_rstp_port_state(ofport
);
2686 /* Check if need to add a new port. */
2688 rp
= ofport
->rstp_port
= rstp_add_port(ofproto
->rstp
);
2691 rstp_port_set(rp
, s
->port_num
, s
->priority
, s
->path_cost
,
2692 s
->admin_edge_port
, s
->auto_edge
,
2693 s
->admin_p2p_mac_state
, s
->admin_port_state
, s
->mcheck
,
2694 ofport
, netdev_get_name(ofport
->up
.netdev
));
2695 update_rstp_port_state(ofport
);
2696 /* Synchronize operational status. */
2697 rstp_port_set_mac_operational(rp
, ofport
->may_enable
);
2701 get_rstp_port_status(struct ofport
*ofport_
,
2702 struct ofproto_port_rstp_status
*s
)
2704 struct ofport_dpif
*ofport
= ofport_dpif_cast(ofport_
);
2705 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofport
->up
.ofproto
);
2706 struct rstp_port
*rp
= ofport
->rstp_port
;
2708 if (!ofproto
->rstp
|| !rp
) {
2714 rstp_port_get_status(rp
, &s
->port_id
, &s
->state
, &s
->role
,
2715 &s
->designated_bridge_id
, &s
->designated_port_id
,
2716 &s
->designated_path_cost
, &s
->tx_count
,
2717 &s
->rx_count
, &s
->error_count
, &s
->uptime
);
2722 set_queues(struct ofport
*ofport_
, const struct ofproto_port_queue
*qdscp
,
2725 struct ofport_dpif
*ofport
= ofport_dpif_cast(ofport_
);
2726 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofport
->up
.ofproto
);
2728 if (ofport
->n_qdscp
!= n_qdscp
2729 || (n_qdscp
&& memcmp(ofport
->qdscp
, qdscp
,
2730 n_qdscp
* sizeof *qdscp
))) {
2731 ofproto
->backer
->need_revalidate
= REV_RECONFIGURE
;
2732 free(ofport
->qdscp
);
2733 ofport
->qdscp
= n_qdscp
2734 ? xmemdup(qdscp
, n_qdscp
* sizeof *qdscp
)
2736 ofport
->n_qdscp
= n_qdscp
;
2744 /* Expires all MAC learning entries associated with 'bundle' and forces its
2745 * ofproto to revalidate every flow.
2747 * Normally MAC learning entries are removed only from the ofproto associated
2748 * with 'bundle', but if 'all_ofprotos' is true, then the MAC learning entries
2749 * are removed from every ofproto. When patch ports and SLB bonds are in use
2750 * and a VM migration happens and the gratuitous ARPs are somehow lost, this
2751 * avoids a MAC_ENTRY_IDLE_TIME delay before the migrated VM can communicate
2752 * with the host from which it migrated. */
2754 bundle_flush_macs(struct ofbundle
*bundle
, bool all_ofprotos
)
2756 struct ofproto_dpif
*ofproto
= bundle
->ofproto
;
2757 struct mac_learning
*ml
= ofproto
->ml
;
2758 struct mac_entry
*mac
, *next_mac
;
2760 ofproto
->backer
->need_revalidate
= REV_RECONFIGURE
;
2761 ovs_rwlock_wrlock(&ml
->rwlock
);
2762 LIST_FOR_EACH_SAFE (mac
, next_mac
, lru_node
, &ml
->lrus
) {
2763 if (mac_entry_get_port(ml
, mac
) == bundle
) {
2765 struct ofproto_dpif
*o
;
2767 HMAP_FOR_EACH (o
, all_ofproto_dpifs_node
, &all_ofproto_dpifs
) {
2769 struct mac_entry
*e
;
2771 ovs_rwlock_wrlock(&o
->ml
->rwlock
);
2772 e
= mac_learning_lookup(o
->ml
, mac
->mac
, mac
->vlan
);
2774 mac_learning_expire(o
->ml
, e
);
2776 ovs_rwlock_unlock(&o
->ml
->rwlock
);
2781 mac_learning_expire(ml
, mac
);
2784 ovs_rwlock_unlock(&ml
->rwlock
);
2788 bundle_move(struct ofbundle
*old
, struct ofbundle
*new)
2790 struct ofproto_dpif
*ofproto
= old
->ofproto
;
2791 struct mac_learning
*ml
= ofproto
->ml
;
2792 struct mac_entry
*mac
, *next_mac
;
2794 ovs_assert(new->ofproto
== old
->ofproto
);
2796 ofproto
->backer
->need_revalidate
= REV_RECONFIGURE
;
2797 ovs_rwlock_wrlock(&ml
->rwlock
);
2798 LIST_FOR_EACH_SAFE (mac
, next_mac
, lru_node
, &ml
->lrus
) {
2799 if (mac_entry_get_port(ml
, mac
) == old
) {
2800 mac_entry_set_port(ml
, mac
, new);
2803 ovs_rwlock_unlock(&ml
->rwlock
);
2806 static struct ofbundle
*
2807 bundle_lookup(const struct ofproto_dpif
*ofproto
, void *aux
)
2809 struct ofbundle
*bundle
;
2811 HMAP_FOR_EACH_IN_BUCKET (bundle
, hmap_node
, hash_pointer(aux
, 0),
2812 &ofproto
->bundles
) {
2813 if (bundle
->aux
== aux
) {
2821 bundle_update(struct ofbundle
*bundle
)
2823 struct ofport_dpif
*port
;
2825 bundle
->floodable
= true;
2826 LIST_FOR_EACH (port
, bundle_node
, &bundle
->ports
) {
2827 if (port
->up
.pp
.config
& OFPUTIL_PC_NO_FLOOD
2828 || netdev_get_pt_mode(port
->up
.netdev
) == NETDEV_PT_LEGACY_L3
2829 || (bundle
->ofproto
->stp
&& !stp_forward_in_state(port
->stp_state
))
2830 || (bundle
->ofproto
->rstp
&& !rstp_forward_in_state(port
->rstp_state
))) {
2831 bundle
->floodable
= false;
2838 bundle_del_port(struct ofport_dpif
*port
)
2840 struct ofbundle
*bundle
= port
->bundle
;
2842 bundle
->ofproto
->backer
->need_revalidate
= REV_RECONFIGURE
;
2844 ovs_list_remove(&port
->bundle_node
);
2845 port
->bundle
= NULL
;
2848 lacp_slave_unregister(bundle
->lacp
, port
);
2851 bond_slave_unregister(bundle
->bond
, port
);
2854 bundle_update(bundle
);
2858 bundle_add_port(struct ofbundle
*bundle
, ofp_port_t ofp_port
,
2859 struct lacp_slave_settings
*lacp
)
2861 struct ofport_dpif
*port
;
2863 port
= ofp_port_to_ofport(bundle
->ofproto
, ofp_port
);
2868 if (port
->bundle
!= bundle
) {
2869 bundle
->ofproto
->backer
->need_revalidate
= REV_RECONFIGURE
;
2871 bundle_remove(&port
->up
);
2874 port
->bundle
= bundle
;
2875 ovs_list_push_back(&bundle
->ports
, &port
->bundle_node
);
2876 if (port
->up
.pp
.config
& OFPUTIL_PC_NO_FLOOD
2877 || netdev_get_pt_mode(port
->up
.netdev
) == NETDEV_PT_LEGACY_L3
2878 || (bundle
->ofproto
->stp
&& !stp_forward_in_state(port
->stp_state
))
2879 || (bundle
->ofproto
->rstp
&& !rstp_forward_in_state(port
->rstp_state
))) {
2880 bundle
->floodable
= false;
2884 bundle
->ofproto
->backer
->need_revalidate
= REV_RECONFIGURE
;
2885 lacp_slave_register(bundle
->lacp
, port
, lacp
);
2892 bundle_destroy(struct ofbundle
*bundle
)
2894 struct ofproto_dpif
*ofproto
;
2895 struct ofport_dpif
*port
, *next_port
;
2901 ofproto
= bundle
->ofproto
;
2902 mbridge_unregister_bundle(ofproto
->mbridge
, bundle
);
2905 xlate_bundle_remove(bundle
);
2908 LIST_FOR_EACH_SAFE (port
, next_port
, bundle_node
, &bundle
->ports
) {
2909 bundle_del_port(port
);
2912 bundle_flush_macs(bundle
, true);
2913 mcast_snooping_flush_bundle(ofproto
->ms
, bundle
);
2914 hmap_remove(&ofproto
->bundles
, &bundle
->hmap_node
);
2916 free(bundle
->trunks
);
2917 free(bundle
->cvlans
);
2918 lacp_unref(bundle
->lacp
);
2919 bond_unref(bundle
->bond
);
2924 bundle_set(struct ofproto
*ofproto_
, void *aux
,
2925 const struct ofproto_bundle_settings
*s
)
2927 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofproto_
);
2928 bool need_flush
= false;
2929 struct ofport_dpif
*port
;
2930 struct ofbundle
*bundle
;
2931 unsigned long *trunks
= NULL
;
2932 unsigned long *cvlans
= NULL
;
2937 bundle
= bundle_lookup(ofproto
, aux
);
2940 bundle_destroy(bundle
);
2944 ovs_assert(s
->n_slaves
== 1 || s
->bond
!= NULL
);
2945 ovs_assert((s
->lacp
!= NULL
) == (s
->lacp_slaves
!= NULL
));
2948 bundle
= xmalloc(sizeof *bundle
);
2950 bundle
->ofproto
= ofproto
;
2951 hmap_insert(&ofproto
->bundles
, &bundle
->hmap_node
,
2952 hash_pointer(aux
, 0));
2954 bundle
->name
= NULL
;
2956 ovs_list_init(&bundle
->ports
);
2957 bundle
->vlan_mode
= PORT_VLAN_TRUNK
;
2958 bundle
->qinq_ethtype
= ETH_TYPE_VLAN_8021AD
;
2960 bundle
->trunks
= NULL
;
2961 bundle
->cvlans
= NULL
;
2962 bundle
->use_priority_tags
= s
->use_priority_tags
;
2963 bundle
->lacp
= NULL
;
2964 bundle
->bond
= NULL
;
2966 bundle
->floodable
= true;
2967 bundle
->protected = false;
2968 mbridge_register_bundle(ofproto
->mbridge
, bundle
);
2971 if (!bundle
->name
|| strcmp(s
->name
, bundle
->name
)) {
2973 bundle
->name
= xstrdup(s
->name
);
2978 ofproto
->lacp_enabled
= true;
2979 if (!bundle
->lacp
) {
2980 ofproto
->backer
->need_revalidate
= REV_RECONFIGURE
;
2981 bundle
->lacp
= lacp_create();
2983 lacp_configure(bundle
->lacp
, s
->lacp
);
2985 lacp_unref(bundle
->lacp
);
2986 bundle
->lacp
= NULL
;
2989 /* Update set of ports. */
2991 for (i
= 0; i
< s
->n_slaves
; i
++) {
2992 if (!bundle_add_port(bundle
, s
->slaves
[i
],
2993 s
->lacp
? &s
->lacp_slaves
[i
] : NULL
)) {
2997 if (!ok
|| ovs_list_size(&bundle
->ports
) != s
->n_slaves
) {
2998 struct ofport_dpif
*next_port
;
3000 LIST_FOR_EACH_SAFE (port
, next_port
, bundle_node
, &bundle
->ports
) {
3001 for (i
= 0; i
< s
->n_slaves
; i
++) {
3002 if (s
->slaves
[i
] == port
->up
.ofp_port
) {
3007 bundle_del_port(port
);
3011 ovs_assert(ovs_list_size(&bundle
->ports
) <= s
->n_slaves
);
3013 if (ovs_list_is_empty(&bundle
->ports
)) {
3014 bundle_destroy(bundle
);
3018 /* Set VLAN tagging mode */
3019 if (s
->vlan_mode
!= bundle
->vlan_mode
3020 || s
->use_priority_tags
!= bundle
->use_priority_tags
) {
3021 bundle
->vlan_mode
= s
->vlan_mode
;
3022 bundle
->use_priority_tags
= s
->use_priority_tags
;
3026 if (s
->qinq_ethtype
!= bundle
->qinq_ethtype
) {
3027 bundle
->qinq_ethtype
= s
->qinq_ethtype
;
3032 vlan
= (s
->vlan_mode
== PORT_VLAN_TRUNK
? -1
3033 : s
->vlan
>= 0 && s
->vlan
<= 4095 ? s
->vlan
3035 if (vlan
!= bundle
->vlan
) {
3036 bundle
->vlan
= vlan
;
3040 /* Get trunked VLANs. */
3041 switch (s
->vlan_mode
) {
3042 case PORT_VLAN_ACCESS
:
3046 case PORT_VLAN_TRUNK
:
3047 trunks
= CONST_CAST(unsigned long *, s
->trunks
);
3050 case PORT_VLAN_NATIVE_UNTAGGED
:
3051 case PORT_VLAN_NATIVE_TAGGED
:
3052 if (vlan
!= 0 && (!s
->trunks
3053 || !bitmap_is_set(s
->trunks
, vlan
)
3054 || bitmap_is_set(s
->trunks
, 0))) {
3055 /* Force trunking the native VLAN and prohibit trunking VLAN 0. */
3057 trunks
= bitmap_clone(s
->trunks
, 4096);
3059 trunks
= bitmap_allocate1(4096);
3061 bitmap_set1(trunks
, vlan
);
3062 bitmap_set0(trunks
, 0);
3064 trunks
= CONST_CAST(unsigned long *, s
->trunks
);
3068 case PORT_VLAN_DOT1Q_TUNNEL
:
3069 cvlans
= CONST_CAST(unsigned long *, s
->cvlans
);
3075 if (!vlan_bitmap_equal(trunks
, bundle
->trunks
)) {
3076 free(bundle
->trunks
);
3077 if (trunks
== s
->trunks
) {
3078 bundle
->trunks
= vlan_bitmap_clone(trunks
);
3080 bundle
->trunks
= trunks
;
3085 if (trunks
!= s
->trunks
) {
3089 if (!vlan_bitmap_equal(cvlans
, bundle
->cvlans
)) {
3090 free(bundle
->cvlans
);
3091 if (cvlans
== s
->cvlans
) {
3092 bundle
->cvlans
= vlan_bitmap_clone(cvlans
);
3094 bundle
->cvlans
= cvlans
;
3099 if (cvlans
!= s
->cvlans
) {
3104 if (!ovs_list_is_short(&bundle
->ports
)) {
3105 bundle
->ofproto
->has_bonded_bundles
= true;
3107 if (bond_reconfigure(bundle
->bond
, s
->bond
)) {
3108 ofproto
->backer
->need_revalidate
= REV_RECONFIGURE
;
3111 bundle
->bond
= bond_create(s
->bond
, ofproto
);
3112 ofproto
->backer
->need_revalidate
= REV_RECONFIGURE
;
3115 LIST_FOR_EACH (port
, bundle_node
, &bundle
->ports
) {
3116 bond_slave_register(bundle
->bond
, port
,
3117 port
->up
.ofp_port
, port
->up
.netdev
);
3120 bond_unref(bundle
->bond
);
3121 bundle
->bond
= NULL
;
3124 /* Set proteced port mode */
3125 if (s
->protected != bundle
->protected) {
3126 bundle
->protected = s
->protected;
3130 /* If we changed something that would affect MAC learning, un-learn
3131 * everything on this port and force flow revalidation. */
3133 bundle_flush_macs(bundle
, false);
3134 mcast_snooping_flush_bundle(ofproto
->ms
, bundle
);
3141 bundle_remove(struct ofport
*port_
)
3143 struct ofport_dpif
*port
= ofport_dpif_cast(port_
);
3144 struct ofbundle
*bundle
= port
->bundle
;
3147 bundle_del_port(port
);
3148 if (ovs_list_is_empty(&bundle
->ports
)) {
3149 bundle_destroy(bundle
);
3150 } else if (ovs_list_is_short(&bundle
->ports
)) {
3151 bond_unref(bundle
->bond
);
3152 bundle
->bond
= NULL
;
3158 send_pdu_cb(void *port_
, const void *pdu
, size_t pdu_size
)
3160 static struct vlog_rate_limit rl
= VLOG_RATE_LIMIT_INIT(1, 10);
3161 struct ofport_dpif
*port
= port_
;
3165 error
= netdev_get_etheraddr(port
->up
.netdev
, &ea
);
3167 struct dp_packet packet
;
3170 dp_packet_init(&packet
, 0);
3171 packet_pdu
= eth_compose(&packet
, eth_addr_lacp
, ea
, ETH_TYPE_LACP
,
3173 memcpy(packet_pdu
, pdu
, pdu_size
);
3175 ofproto_dpif_send_packet(port
, false, &packet
);
3176 dp_packet_uninit(&packet
);
3178 VLOG_ERR_RL(&rl
, "port %s: cannot obtain Ethernet address of iface "
3179 "%s (%s)", port
->bundle
->name
,
3180 netdev_get_name(port
->up
.netdev
), ovs_strerror(error
));
3185 bundle_send_learning_packets(struct ofbundle
*bundle
)
3187 struct ofproto_dpif
*ofproto
= bundle
->ofproto
;
3188 int error
, n_packets
, n_errors
;
3189 struct mac_entry
*e
;
3191 struct ovs_list list_node
;
3192 struct ofport_dpif
*port
;
3193 struct dp_packet
*pkt
;
3195 struct ovs_list packets
;
3197 ovs_list_init(&packets
);
3198 ovs_rwlock_rdlock(&ofproto
->ml
->rwlock
);
3199 LIST_FOR_EACH (e
, lru_node
, &ofproto
->ml
->lrus
) {
3200 if (mac_entry_get_port(ofproto
->ml
, e
) != bundle
) {
3201 pkt_node
= xmalloc(sizeof *pkt_node
);
3202 pkt_node
->pkt
= bond_compose_learning_packet(bundle
->bond
,
3204 (void **)&pkt_node
->port
);
3205 ovs_list_push_back(&packets
, &pkt_node
->list_node
);
3208 ovs_rwlock_unlock(&ofproto
->ml
->rwlock
);
3210 error
= n_packets
= n_errors
= 0;
3211 LIST_FOR_EACH_POP (pkt_node
, list_node
, &packets
) {
3214 ret
= ofproto_dpif_send_packet(pkt_node
->port
, false, pkt_node
->pkt
);
3215 dp_packet_delete(pkt_node
->pkt
);
3225 static struct vlog_rate_limit rl
= VLOG_RATE_LIMIT_INIT(1, 5);
3226 VLOG_WARN_RL(&rl
, "bond %s: %d errors sending %d gratuitous learning "
3227 "packets, last error was: %s",
3228 bundle
->name
, n_errors
, n_packets
, ovs_strerror(error
));
3230 VLOG_DBG("bond %s: sent %d gratuitous learning packets",
3231 bundle
->name
, n_packets
);
3236 bundle_run(struct ofbundle
*bundle
)
3239 lacp_run(bundle
->lacp
, send_pdu_cb
);
3242 struct ofport_dpif
*port
;
3244 LIST_FOR_EACH (port
, bundle_node
, &bundle
->ports
) {
3245 bond_slave_set_may_enable(bundle
->bond
, port
, port
->may_enable
);
3248 if (bond_run(bundle
->bond
, lacp_status(bundle
->lacp
))) {
3249 bundle
->ofproto
->backer
->need_revalidate
= REV_BOND
;
3252 if (bond_should_send_learning_packets(bundle
->bond
)) {
3253 bundle_send_learning_packets(bundle
);
3259 bundle_wait(struct ofbundle
*bundle
)
3262 lacp_wait(bundle
->lacp
);
3265 bond_wait(bundle
->bond
);
3272 mirror_set__(struct ofproto
*ofproto_
, void *aux
,
3273 const struct ofproto_mirror_settings
*s
)
3275 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofproto_
);
3276 struct ofbundle
**srcs
, **dsts
;
3281 mirror_destroy(ofproto
->mbridge
, aux
);
3285 srcs
= xmalloc(s
->n_srcs
* sizeof *srcs
);
3286 dsts
= xmalloc(s
->n_dsts
* sizeof *dsts
);
3288 for (i
= 0; i
< s
->n_srcs
; i
++) {
3289 srcs
[i
] = bundle_lookup(ofproto
, s
->srcs
[i
]);
3292 for (i
= 0; i
< s
->n_dsts
; i
++) {
3293 dsts
[i
] = bundle_lookup(ofproto
, s
->dsts
[i
]);
3296 error
= mirror_set(ofproto
->mbridge
, aux
, s
->name
, srcs
, s
->n_srcs
, dsts
,
3297 s
->n_dsts
, s
->src_vlans
,
3298 bundle_lookup(ofproto
, s
->out_bundle
),
3299 s
->snaplen
, s
->out_vlan
);
3306 mirror_get_stats__(struct ofproto
*ofproto
, void *aux
,
3307 uint64_t *packets
, uint64_t *bytes
)
3309 return mirror_get_stats(ofproto_dpif_cast(ofproto
)->mbridge
, aux
, packets
,
3314 set_flood_vlans(struct ofproto
*ofproto_
, unsigned long *flood_vlans
)
3316 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofproto_
);
3317 ovs_rwlock_wrlock(&ofproto
->ml
->rwlock
);
3318 if (mac_learning_set_flood_vlans(ofproto
->ml
, flood_vlans
)) {
3319 mac_learning_flush(ofproto
->ml
);
3321 ovs_rwlock_unlock(&ofproto
->ml
->rwlock
);
3326 is_mirror_output_bundle(const struct ofproto
*ofproto_
, void *aux
)
3328 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofproto_
);
3329 struct ofbundle
*bundle
= bundle_lookup(ofproto
, aux
);
3330 return bundle
&& mirror_bundle_out(ofproto
->mbridge
, bundle
) != 0;
3334 forward_bpdu_changed(struct ofproto
*ofproto_
)
3336 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofproto_
);
3337 ofproto
->backer
->need_revalidate
= REV_RECONFIGURE
;
3341 set_mac_table_config(struct ofproto
*ofproto_
, unsigned int idle_time
,
3344 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofproto_
);
3345 ovs_rwlock_wrlock(&ofproto
->ml
->rwlock
);
3346 mac_learning_set_idle_time(ofproto
->ml
, idle_time
);
3347 mac_learning_set_max_entries(ofproto
->ml
, max_entries
);
3348 ovs_rwlock_unlock(&ofproto
->ml
->rwlock
);
3351 /* Configures multicast snooping on 'ofport' using the settings
3352 * defined in 's'. */
3354 set_mcast_snooping(struct ofproto
*ofproto_
,
3355 const struct ofproto_mcast_snooping_settings
*s
)
3357 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofproto_
);
3359 /* Only revalidate flows if the configuration changed. */
3360 if (!s
!= !ofproto
->ms
) {
3361 ofproto
->backer
->need_revalidate
= REV_RECONFIGURE
;
3366 ofproto
->ms
= mcast_snooping_create();
3369 ovs_rwlock_wrlock(&ofproto
->ms
->rwlock
);
3370 mcast_snooping_set_idle_time(ofproto
->ms
, s
->idle_time
);
3371 mcast_snooping_set_max_entries(ofproto
->ms
, s
->max_entries
);
3372 if (mcast_snooping_set_flood_unreg(ofproto
->ms
, s
->flood_unreg
)) {
3373 ofproto
->backer
->need_revalidate
= REV_RECONFIGURE
;
3375 ovs_rwlock_unlock(&ofproto
->ms
->rwlock
);
3377 mcast_snooping_unref(ofproto
->ms
);
3384 /* Configures multicast snooping port's flood settings on 'ofproto'. */
3386 set_mcast_snooping_port(struct ofproto
*ofproto_
, void *aux
,
3387 const struct ofproto_mcast_snooping_port_settings
*s
)
3389 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofproto_
);
3390 struct ofbundle
*bundle
= bundle_lookup(ofproto
, aux
);
3392 if (ofproto
->ms
&& s
) {
3393 ovs_rwlock_wrlock(&ofproto
->ms
->rwlock
);
3394 mcast_snooping_set_port_flood(ofproto
->ms
, bundle
, s
->flood
);
3395 mcast_snooping_set_port_flood_reports(ofproto
->ms
, bundle
,
3397 ovs_rwlock_unlock(&ofproto
->ms
->rwlock
);
3405 struct ofport_dpif
*
3406 ofp_port_to_ofport(const struct ofproto_dpif
*ofproto
, ofp_port_t ofp_port
)
3408 struct ofport
*ofport
= ofproto_get_port(&ofproto
->up
, ofp_port
);
3409 return ofport
? ofport_dpif_cast(ofport
) : NULL
;
3413 ofproto_port_from_dpif_port(struct ofproto_dpif
*ofproto
,
3414 struct ofproto_port
*ofproto_port
,
3415 struct dpif_port
*dpif_port
)
3417 ofproto_port
->name
= dpif_port
->name
;
3418 ofproto_port
->type
= dpif_port
->type
;
3419 ofproto_port
->ofp_port
= odp_port_to_ofp_port(ofproto
, dpif_port
->port_no
);
3423 ofport_update_peer(struct ofport_dpif
*ofport
)
3425 const struct ofproto_dpif
*ofproto
;
3426 struct dpif_backer
*backer
;
3429 if (!netdev_vport_is_patch(ofport
->up
.netdev
)) {
3433 backer
= ofproto_dpif_cast(ofport
->up
.ofproto
)->backer
;
3434 backer
->need_revalidate
= REV_RECONFIGURE
;
3437 ofport
->peer
->peer
= NULL
;
3438 ofport
->peer
= NULL
;
3441 peer_name
= netdev_vport_patch_peer(ofport
->up
.netdev
);
3446 HMAP_FOR_EACH (ofproto
, all_ofproto_dpifs_node
, &all_ofproto_dpifs
) {
3447 struct ofport
*peer_ofport
;
3448 struct ofport_dpif
*peer
;
3451 if (ofproto
->backer
!= backer
) {
3455 peer_ofport
= shash_find_data(&ofproto
->up
.port_by_name
, peer_name
);
3460 peer
= ofport_dpif_cast(peer_ofport
);
3461 peer_peer
= netdev_vport_patch_peer(peer
->up
.netdev
);
3462 if (peer_peer
&& !strcmp(netdev_get_name(ofport
->up
.netdev
),
3464 ofport
->peer
= peer
;
3465 ofport
->peer
->peer
= ofport
;
3475 port_run(struct ofport_dpif
*ofport
)
3477 long long int carrier_seq
= netdev_get_carrier_resets(ofport
->up
.netdev
);
3478 bool carrier_changed
= carrier_seq
!= ofport
->carrier_seq
;
3479 bool enable
= netdev_get_carrier(ofport
->up
.netdev
);
3480 bool cfm_enable
= false;
3481 bool bfd_enable
= false;
3483 ofport
->carrier_seq
= carrier_seq
;
3486 int cfm_opup
= cfm_get_opup(ofport
->cfm
);
3488 cfm_enable
= !cfm_get_fault(ofport
->cfm
);
3490 if (cfm_opup
>= 0) {
3491 cfm_enable
= cfm_enable
&& cfm_opup
;
3496 bfd_enable
= bfd_forwarding(ofport
->bfd
);
3499 if (ofport
->bfd
|| ofport
->cfm
) {
3500 enable
= enable
&& (cfm_enable
|| bfd_enable
);
3503 if (ofport
->bundle
) {
3504 enable
= enable
&& lacp_slave_may_enable(ofport
->bundle
->lacp
, ofport
);
3505 if (carrier_changed
) {
3506 lacp_slave_carrier_changed(ofport
->bundle
->lacp
, ofport
);
3510 if (ofport
->may_enable
!= enable
) {
3511 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofport
->up
.ofproto
);
3513 ofproto
->backer
->need_revalidate
= REV_PORT_TOGGLED
;
3515 if (ofport
->rstp_port
) {
3516 rstp_port_set_mac_operational(ofport
->rstp_port
, enable
);
3519 /* Propagate liveness, unless the link is administratively or
3520 * operationally down. */
3521 if (!(ofport
->up
.pp
.config
& OFPUTIL_PC_PORT_DOWN
) &&
3522 !(ofport
->up
.pp
.state
& OFPUTIL_PS_LINK_DOWN
)) {
3523 enum ofputil_port_state of_state
= ofport
->up
.pp
.state
;
3525 of_state
|= OFPUTIL_PS_LIVE
;
3527 of_state
&= ~OFPUTIL_PS_LIVE
;
3529 ofproto_port_set_state(&ofport
->up
, of_state
);
3533 ofport
->may_enable
= enable
;
3537 port_query_by_name(const struct ofproto
*ofproto_
, const char *devname
,
3538 struct ofproto_port
*ofproto_port
)
3540 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofproto_
);
3541 struct dpif_port dpif_port
;
3544 if (sset_contains(&ofproto
->ghost_ports
, devname
)) {
3545 const char *type
= netdev_get_type_from_name(devname
);
3547 /* We may be called before ofproto->up.port_by_name is populated with
3548 * the appropriate ofport. For this reason, we must get the name and
3549 * type from the netdev layer directly. */
3551 const struct ofport
*ofport
;
3553 ofport
= shash_find_data(&ofproto
->up
.port_by_name
, devname
);
3554 ofproto_port
->ofp_port
= ofport
? ofport
->ofp_port
: OFPP_NONE
;
3555 ofproto_port
->name
= xstrdup(devname
);
3556 ofproto_port
->type
= xstrdup(type
);
3562 if (!sset_contains(&ofproto
->ports
, devname
)) {
3565 error
= dpif_port_query_by_name(ofproto
->backer
->dpif
,
3566 devname
, &dpif_port
);
3568 ofproto_port_from_dpif_port(ofproto
, ofproto_port
, &dpif_port
);
3574 port_add(struct ofproto
*ofproto_
, struct netdev
*netdev
)
3576 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofproto_
);
3577 const char *devname
= netdev_get_name(netdev
);
3578 char namebuf
[NETDEV_VPORT_NAME_BUFSIZE
];
3579 const char *dp_port_name
;
3581 if (netdev_vport_is_patch(netdev
)) {
3582 sset_add(&ofproto
->ghost_ports
, netdev_get_name(netdev
));
3586 dp_port_name
= netdev_vport_get_dpif_port(netdev
, namebuf
, sizeof namebuf
);
3587 if (!dpif_port_exists(ofproto
->backer
->dpif
, dp_port_name
)) {
3588 odp_port_t port_no
= ODPP_NONE
;
3591 error
= dpif_port_add(ofproto
->backer
->dpif
, netdev
, &port_no
);
3595 if (netdev_get_tunnel_config(netdev
)) {
3596 simap_put(&ofproto
->backer
->tnl_backers
,
3597 dp_port_name
, odp_to_u32(port_no
));
3601 if (netdev_get_tunnel_config(netdev
)) {
3602 sset_add(&ofproto
->ghost_ports
, devname
);
3604 sset_add(&ofproto
->ports
, devname
);
3610 port_del(struct ofproto
*ofproto_
, ofp_port_t ofp_port
)
3612 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofproto_
);
3613 struct ofport_dpif
*ofport
= ofp_port_to_ofport(ofproto
, ofp_port
);
3620 sset_find_and_delete(&ofproto
->ghost_ports
,
3621 netdev_get_name(ofport
->up
.netdev
));
3622 ofproto
->backer
->need_revalidate
= REV_RECONFIGURE
;
3623 if (!ofport
->is_tunnel
&& !netdev_vport_is_patch(ofport
->up
.netdev
)) {
3624 error
= dpif_port_del(ofproto
->backer
->dpif
, ofport
->odp_port
, false);
3626 /* The caller is going to close ofport->up.netdev. If this is a
3627 * bonded port, then the bond is using that netdev, so remove it
3628 * from the bond. The client will need to reconfigure everything
3629 * after deleting ports, so then the slave will get re-added. */
3630 bundle_remove(&ofport
->up
);
3637 port_set_config(const struct ofport
*ofport_
, const struct smap
*cfg
)
3639 struct ofport_dpif
*ofport
= ofport_dpif_cast(ofport_
);
3640 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofport
->up
.ofproto
);
3642 if (sset_contains(&ofproto
->ghost_ports
,
3643 netdev_get_name(ofport
->up
.netdev
))) {
3647 return dpif_port_set_config(ofproto
->backer
->dpif
, ofport
->odp_port
, cfg
);
3651 port_get_stats(const struct ofport
*ofport_
, struct netdev_stats
*stats
)
3653 struct ofport_dpif
*ofport
= ofport_dpif_cast(ofport_
);
3656 error
= netdev_get_stats(ofport
->up
.netdev
, stats
);
3658 if (!error
&& ofport_
->ofp_port
== OFPP_LOCAL
) {
3659 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofport
->up
.ofproto
);
3661 ovs_mutex_lock(&ofproto
->stats_mutex
);
3662 /* ofproto->stats.tx_packets represents packets that we created
3663 * internally and sent to some port (e.g. packets sent with
3664 * ofproto_dpif_send_packet()). Account for them as if they had
3665 * come from OFPP_LOCAL and got forwarded. */
3667 if (stats
->rx_packets
!= UINT64_MAX
) {
3668 stats
->rx_packets
+= ofproto
->stats
.tx_packets
;
3671 if (stats
->rx_bytes
!= UINT64_MAX
) {
3672 stats
->rx_bytes
+= ofproto
->stats
.tx_bytes
;
3675 /* ofproto->stats.rx_packets represents packets that were received on
3676 * some port and we processed internally and dropped (e.g. STP).
3677 * Account for them as if they had been forwarded to OFPP_LOCAL. */
3679 if (stats
->tx_packets
!= UINT64_MAX
) {
3680 stats
->tx_packets
+= ofproto
->stats
.rx_packets
;
3683 if (stats
->tx_bytes
!= UINT64_MAX
) {
3684 stats
->tx_bytes
+= ofproto
->stats
.rx_bytes
;
3686 ovs_mutex_unlock(&ofproto
->stats_mutex
);
3693 port_get_lacp_stats(const struct ofport
*ofport_
, struct lacp_slave_stats
*stats
)
3695 struct ofport_dpif
*ofport
= ofport_dpif_cast(ofport_
);
3696 if (ofport
->bundle
&& ofport
->bundle
->lacp
) {
3697 if (lacp_get_slave_stats(ofport
->bundle
->lacp
, ofport
, stats
)) {
3704 struct port_dump_state
{
3705 struct sset_position pos
;
3708 struct ofproto_port port
;
3713 port_dump_start(const struct ofproto
*ofproto_ OVS_UNUSED
, void **statep
)
3715 *statep
= xzalloc(sizeof(struct port_dump_state
));
3720 port_dump_next(const struct ofproto
*ofproto_
, void *state_
,
3721 struct ofproto_port
*port
)
3723 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofproto_
);
3724 struct port_dump_state
*state
= state_
;
3725 const struct sset
*sset
;
3726 struct sset_node
*node
;
3728 if (state
->has_port
) {
3729 ofproto_port_destroy(&state
->port
);
3730 state
->has_port
= false;
3732 sset
= state
->ghost
? &ofproto
->ghost_ports
: &ofproto
->ports
;
3733 while ((node
= sset_at_position(sset
, &state
->pos
))) {
3736 error
= port_query_by_name(ofproto_
, node
->name
, &state
->port
);
3738 *port
= state
->port
;
3739 state
->has_port
= true;
3741 } else if (error
!= ENODEV
) {
3746 if (!state
->ghost
) {
3747 state
->ghost
= true;
3748 memset(&state
->pos
, 0, sizeof state
->pos
);
3749 return port_dump_next(ofproto_
, state_
, port
);
3756 port_dump_done(const struct ofproto
*ofproto_ OVS_UNUSED
, void *state_
)
3758 struct port_dump_state
*state
= state_
;
3760 if (state
->has_port
) {
3761 ofproto_port_destroy(&state
->port
);
3768 port_poll(const struct ofproto
*ofproto_
, char **devnamep
)
3770 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofproto_
);
3772 if (ofproto
->port_poll_errno
) {
3773 int error
= ofproto
->port_poll_errno
;
3774 ofproto
->port_poll_errno
= 0;
3778 if (sset_is_empty(&ofproto
->port_poll_set
)) {
3782 *devnamep
= sset_pop(&ofproto
->port_poll_set
);
3787 port_poll_wait(const struct ofproto
*ofproto_
)
3789 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofproto_
);
3790 dpif_port_poll_wait(ofproto
->backer
->dpif
);
3794 port_is_lacp_current(const struct ofport
*ofport_
)
3796 const struct ofport_dpif
*ofport
= ofport_dpif_cast(ofport_
);
3797 return (ofport
->bundle
&& ofport
->bundle
->lacp
3798 ? lacp_slave_is_current(ofport
->bundle
->lacp
, ofport
)
3802 /* If 'rule' is an OpenFlow rule, that has expired according to OpenFlow rules,
3803 * then delete it entirely. */
3805 rule_expire(struct rule_dpif
*rule
, long long now
)
3806 OVS_REQUIRES(ofproto_mutex
)
3808 uint16_t hard_timeout
, idle_timeout
;
3811 hard_timeout
= rule
->up
.hard_timeout
;
3812 idle_timeout
= rule
->up
.idle_timeout
;
3814 /* Has 'rule' expired? */
3816 long long int modified
;
3818 ovs_mutex_lock(&rule
->up
.mutex
);
3819 modified
= rule
->up
.modified
;
3820 ovs_mutex_unlock(&rule
->up
.mutex
);
3822 if (now
> modified
+ hard_timeout
* 1000) {
3823 reason
= OFPRR_HARD_TIMEOUT
;
3827 if (reason
< 0 && idle_timeout
) {
3830 ovs_mutex_lock(&rule
->stats_mutex
);
3831 used
= rule
->stats
.used
;
3832 ovs_mutex_unlock(&rule
->stats_mutex
);
3834 if (now
> used
+ idle_timeout
* 1000) {
3835 reason
= OFPRR_IDLE_TIMEOUT
;
3840 COVERAGE_INC(ofproto_dpif_expired
);
3841 ofproto_rule_expire(&rule
->up
, reason
);
3846 ofproto_dpif_set_packet_odp_port(const struct ofproto_dpif
*ofproto
,
3847 ofp_port_t in_port
, struct dp_packet
*packet
)
3849 if (in_port
== OFPP_NONE
) {
3850 in_port
= OFPP_LOCAL
;
3852 packet
->md
.in_port
.odp_port
= ofp_port_to_odp_port(ofproto
, in_port
);
3856 ofproto_dpif_execute_actions__(struct ofproto_dpif
*ofproto
,
3857 ovs_version_t version
, const struct flow
*flow
,
3858 struct rule_dpif
*rule
,
3859 const struct ofpact
*ofpacts
, size_t ofpacts_len
,
3860 int depth
, int resubmits
,
3861 struct dp_packet
*packet
)
3863 struct dpif_flow_stats stats
;
3864 struct xlate_out xout
;
3865 struct xlate_in xin
;
3866 struct dpif_execute execute
;
3869 ovs_assert((rule
!= NULL
) != (ofpacts
!= NULL
));
3871 dpif_flow_stats_extract(flow
, packet
, time_msec(), &stats
);
3874 rule_dpif_credit_stats(rule
, &stats
);
3877 uint64_t odp_actions_stub
[1024 / 8];
3878 struct ofpbuf odp_actions
= OFPBUF_STUB_INITIALIZER(odp_actions_stub
);
3879 xlate_in_init(&xin
, ofproto
, version
, flow
, flow
->in_port
.ofp_port
, rule
,
3880 stats
.tcp_flags
, packet
, NULL
, &odp_actions
);
3881 xin
.ofpacts
= ofpacts
;
3882 xin
.ofpacts_len
= ofpacts_len
;
3883 xin
.resubmit_stats
= &stats
;
3885 xin
.resubmits
= resubmits
;
3886 if (xlate_actions(&xin
, &xout
) != XLATE_OK
) {
3891 execute
.actions
= odp_actions
.data
;
3892 execute
.actions_len
= odp_actions
.size
;
3894 pkt_metadata_from_flow(&packet
->md
, flow
);
3895 execute
.packet
= packet
;
3896 execute
.flow
= flow
;
3897 execute
.needs_help
= (xout
.slow
& SLOW_ACTION
) != 0;
3898 execute
.probe
= false;
3901 /* Fix up in_port. */
3902 ofproto_dpif_set_packet_odp_port(ofproto
, flow
->in_port
.ofp_port
, packet
);
3904 error
= dpif_execute(ofproto
->backer
->dpif
, &execute
);
3906 xlate_out_uninit(&xout
);
3907 ofpbuf_uninit(&odp_actions
);
3912 /* Executes, within 'ofproto', the actions in 'rule' or 'ofpacts' on 'packet'.
3913 * 'flow' must reflect the data in 'packet'. */
3915 ofproto_dpif_execute_actions(struct ofproto_dpif
*ofproto
,
3916 ovs_version_t version
, const struct flow
*flow
,
3917 struct rule_dpif
*rule
,
3918 const struct ofpact
*ofpacts
, size_t ofpacts_len
,
3919 struct dp_packet
*packet
)
3921 return ofproto_dpif_execute_actions__(ofproto
, version
, flow
, rule
,
3922 ofpacts
, ofpacts_len
, 0, 0, packet
);
3926 rule_dpif_credit_stats__(struct rule_dpif
*rule
,
3927 const struct dpif_flow_stats
*stats
,
3929 OVS_REQUIRES(rule
->stats_mutex
)
3931 if (credit_counts
) {
3932 rule
->stats
.n_packets
+= stats
->n_packets
;
3933 rule
->stats
.n_bytes
+= stats
->n_bytes
;
3935 rule
->stats
.used
= MAX(rule
->stats
.used
, stats
->used
);
3939 rule_dpif_credit_stats(struct rule_dpif
*rule
,
3940 const struct dpif_flow_stats
*stats
)
3942 ovs_mutex_lock(&rule
->stats_mutex
);
3943 if (OVS_UNLIKELY(rule
->new_rule
)) {
3944 ovs_mutex_lock(&rule
->new_rule
->stats_mutex
);
3945 rule_dpif_credit_stats__(rule
->new_rule
, stats
, rule
->forward_counts
);
3946 ovs_mutex_unlock(&rule
->new_rule
->stats_mutex
);
3948 rule_dpif_credit_stats__(rule
, stats
, true);
3950 ovs_mutex_unlock(&rule
->stats_mutex
);
3953 /* Sets 'rule''s recirculation id. */
3955 rule_dpif_set_recirc_id(struct rule_dpif
*rule
, uint32_t id
)
3956 OVS_REQUIRES(rule
->up
.mutex
)
3958 ovs_assert(!rule
->recirc_id
|| rule
->recirc_id
== id
);
3959 if (rule
->recirc_id
== id
) {
3960 /* Release the new reference to the same id. */
3963 rule
->recirc_id
= id
;
3967 /* Sets 'rule''s recirculation id. */
3969 rule_set_recirc_id(struct rule
*rule_
, uint32_t id
)
3971 struct rule_dpif
*rule
= rule_dpif_cast(rule_
);
3973 ovs_mutex_lock(&rule
->up
.mutex
);
3974 rule_dpif_set_recirc_id(rule
, id
);
3975 ovs_mutex_unlock(&rule
->up
.mutex
);
3979 ofproto_dpif_get_tables_version(struct ofproto_dpif
*ofproto
)
3981 ovs_version_t version
;
3983 /* Use memory_order_acquire to signify that any following memory accesses
3984 * can not be reordered to happen before this atomic read. This makes sure
3985 * all following reads relate to this or a newer version, but never to an
3987 atomic_read_explicit(&ofproto
->tables_version
, &version
,
3988 memory_order_acquire
);
3992 /* The returned rule (if any) is valid at least until the next RCU quiescent
3993 * period. If the rule needs to stay around longer, the caller should take
3996 * 'flow' is non-const to allow for temporary modifications during the lookup.
3997 * Any changes are restored before returning. */
3998 static struct rule_dpif
*
3999 rule_dpif_lookup_in_table(struct ofproto_dpif
*ofproto
, ovs_version_t version
,
4000 uint8_t table_id
, struct flow
*flow
,
4001 struct flow_wildcards
*wc
)
4003 struct classifier
*cls
= &ofproto
->up
.tables
[table_id
].cls
;
4004 return rule_dpif_cast(rule_from_cls_rule(classifier_lookup(cls
, version
,
4009 ofproto_dpif_credit_table_stats(struct ofproto_dpif
*ofproto
, uint8_t table_id
,
4010 uint64_t n_matches
, uint64_t n_misses
)
4012 struct oftable
*tbl
= &ofproto
->up
.tables
[table_id
];
4016 atomic_add_relaxed(&tbl
->n_matched
, n_matches
, &orig
);
4019 atomic_add_relaxed(&tbl
->n_missed
, n_misses
, &orig
);
4023 /* Look up 'flow' in 'ofproto''s classifier version 'version', starting from
4024 * table '*table_id'. Returns the rule that was found, which may be one of the
4025 * special rules according to packet miss hadling. If 'may_packet_in' is
4026 * false, returning of the miss_rule (which issues packet ins for the
4027 * controller) is avoided. Updates 'wc', if nonnull, to reflect the fields
4028 * that were used during the lookup.
4030 * If 'honor_table_miss' is true, the first lookup occurs in '*table_id', but
4031 * if none is found then the table miss configuration for that table is
4032 * honored, which can result in additional lookups in other OpenFlow tables.
4033 * In this case the function updates '*table_id' to reflect the final OpenFlow
4034 * table that was searched.
4036 * If 'honor_table_miss' is false, then only one table lookup occurs, in
4039 * The rule is returned in '*rule', which is valid at least until the next
4040 * RCU quiescent period. If the '*rule' needs to stay around longer, the
4041 * caller must take a reference.
4043 * 'in_port' allows the lookup to take place as if the in port had the value
4044 * 'in_port'. This is needed for resubmit action support.
4046 * 'flow' is non-const to allow for temporary modifications during the lookup.
4047 * Any changes are restored before returning. */
4049 rule_dpif_lookup_from_table(struct ofproto_dpif
*ofproto
,
4050 ovs_version_t version
, struct flow
*flow
,
4051 struct flow_wildcards
*wc
,
4052 const struct dpif_flow_stats
*stats
,
4053 uint8_t *table_id
, ofp_port_t in_port
,
4054 bool may_packet_in
, bool honor_table_miss
,
4055 struct xlate_cache
*xcache
)
4057 ovs_be16 old_tp_src
= flow
->tp_src
, old_tp_dst
= flow
->tp_dst
;
4058 ofp_port_t old_in_port
= flow
->in_port
.ofp_port
;
4059 enum ofputil_table_miss miss_config
;
4060 struct rule_dpif
*rule
;
4063 /* We always unwildcard nw_frag (for IP), so they
4064 * need not be unwildcarded here. */
4065 if (flow
->nw_frag
& FLOW_NW_FRAG_ANY
4066 && ofproto
->up
.frag_handling
!= OFPUTIL_FRAG_NX_MATCH
) {
4067 if (ofproto
->up
.frag_handling
== OFPUTIL_FRAG_NORMAL
) {
4068 /* We must pretend that transport ports are unavailable. */
4069 flow
->tp_src
= htons(0);
4070 flow
->tp_dst
= htons(0);
4072 /* Must be OFPUTIL_FRAG_DROP (we don't have OFPUTIL_FRAG_REASM).
4073 * Use the drop_frags_rule (which cannot disappear). */
4074 rule
= ofproto
->drop_frags_rule
;
4076 struct oftable
*tbl
= &ofproto
->up
.tables
[*table_id
];
4079 atomic_add_relaxed(&tbl
->n_matched
, stats
->n_packets
, &orig
);
4082 struct xc_entry
*entry
;
4084 entry
= xlate_cache_add_entry(xcache
, XC_TABLE
);
4085 entry
->table
.ofproto
= ofproto
;
4086 entry
->table
.id
= *table_id
;
4087 entry
->table
.match
= true;
4093 /* Look up a flow with 'in_port' as the input port. Then restore the
4094 * original input port (otherwise OFPP_NORMAL and OFPP_IN_PORT will
4095 * have surprising behavior). */
4096 flow
->in_port
.ofp_port
= in_port
;
4098 /* Our current implementation depends on n_tables == N_TABLES, and
4099 * TBL_INTERNAL being the last table. */
4100 BUILD_ASSERT_DECL(N_TABLES
== TBL_INTERNAL
+ 1);
4102 miss_config
= OFPUTIL_TABLE_MISS_CONTINUE
;
4104 for (next_id
= *table_id
;
4105 next_id
< ofproto
->up
.n_tables
;
4106 next_id
++, next_id
+= (next_id
== TBL_INTERNAL
))
4108 *table_id
= next_id
;
4109 rule
= rule_dpif_lookup_in_table(ofproto
, version
, next_id
, flow
, wc
);
4111 struct oftable
*tbl
= &ofproto
->up
.tables
[next_id
];
4114 atomic_add_relaxed(rule
? &tbl
->n_matched
: &tbl
->n_missed
,
4115 stats
->n_packets
, &orig
);
4118 struct xc_entry
*entry
;
4120 entry
= xlate_cache_add_entry(xcache
, XC_TABLE
);
4121 entry
->table
.ofproto
= ofproto
;
4122 entry
->table
.id
= next_id
;
4123 entry
->table
.match
= (rule
!= NULL
);
4126 goto out
; /* Match. */
4128 if (honor_table_miss
) {
4129 miss_config
= ofproto_table_get_miss_config(&ofproto
->up
,
4131 if (miss_config
== OFPUTIL_TABLE_MISS_CONTINUE
) {
4138 rule
= ofproto
->no_packet_in_rule
;
4139 if (may_packet_in
) {
4140 if (miss_config
== OFPUTIL_TABLE_MISS_CONTINUE
4141 || miss_config
== OFPUTIL_TABLE_MISS_CONTROLLER
) {
4142 struct ofport_dpif
*port
;
4144 port
= ofp_port_to_ofport(ofproto
, old_in_port
);
4146 VLOG_WARN_RL(&rl
, "packet-in on unknown OpenFlow port %"PRIu32
,
4148 } else if (!(port
->up
.pp
.config
& OFPUTIL_PC_NO_PACKET_IN
)) {
4149 rule
= ofproto
->miss_rule
;
4151 } else if (miss_config
== OFPUTIL_TABLE_MISS_DEFAULT
&&
4152 connmgr_wants_packet_in_on_miss(ofproto
->up
.connmgr
)) {
4153 rule
= ofproto
->miss_rule
;
4157 /* Restore port numbers, as they may have been modified above. */
4158 flow
->tp_src
= old_tp_src
;
4159 flow
->tp_dst
= old_tp_dst
;
4160 /* Restore the old in port. */
4161 flow
->in_port
.ofp_port
= old_in_port
;
4166 static struct rule_dpif
*rule_dpif_cast(const struct rule
*rule
)
4168 return rule
? CONTAINER_OF(rule
, struct rule_dpif
, up
) : NULL
;
4171 static struct rule
*
4174 struct rule_dpif
*rule
= xzalloc(sizeof *rule
);
4179 rule_dealloc(struct rule
*rule_
)
4181 struct rule_dpif
*rule
= rule_dpif_cast(rule_
);
4186 check_mask(struct ofproto_dpif
*ofproto
, const struct miniflow
*flow
)
4188 const struct odp_support
*support
;
4189 uint16_t ct_state
, ct_zone
;
4193 support
= &ofproto
->backer
->rt_support
.odp
;
4194 ct_state
= MINIFLOW_GET_U8(flow
, ct_state
);
4196 /* Do not bother dissecting the flow further if the datapath supports all
4197 * the features we know of. */
4198 if (support
->ct_state
&& support
->ct_zone
&& support
->ct_mark
4199 && support
->ct_label
&& support
->ct_state_nat
4200 && support
->ct_orig_tuple
&& support
->ct_orig_tuple6
) {
4201 return ct_state
& CS_UNSUPPORTED_MASK
? OFPERR_OFPBMC_BAD_MASK
: 0;
4204 ct_zone
= MINIFLOW_GET_U16(flow
, ct_zone
);
4205 ct_mark
= MINIFLOW_GET_U32(flow
, ct_mark
);
4206 ct_label
= MINIFLOW_GET_U128(flow
, ct_label
);
4208 if ((ct_state
&& !support
->ct_state
)
4209 || (ct_state
& CS_UNSUPPORTED_MASK
)
4210 || ((ct_state
& (CS_SRC_NAT
| CS_DST_NAT
)) && !support
->ct_state_nat
)
4211 || (ct_zone
&& !support
->ct_zone
)
4212 || (ct_mark
&& !support
->ct_mark
)
4213 || (!ovs_u128_is_zero(ct_label
) && !support
->ct_label
)) {
4214 return OFPERR_OFPBMC_BAD_MASK
;
4217 if (!support
->ct_orig_tuple
&& !support
->ct_orig_tuple6
4218 && (MINIFLOW_GET_U8(flow
, ct_nw_proto
)
4219 || MINIFLOW_GET_U16(flow
, ct_tp_src
)
4220 || MINIFLOW_GET_U16(flow
, ct_tp_dst
))) {
4221 return OFPERR_OFPBMC_BAD_MASK
;
4224 if (!support
->ct_orig_tuple
4225 && (MINIFLOW_GET_U32(flow
, ct_nw_src
)
4226 || MINIFLOW_GET_U32(flow
, ct_nw_dst
))) {
4227 return OFPERR_OFPBMC_BAD_MASK
;
4230 if (!support
->ct_orig_tuple6
4231 && (!ovs_u128_is_zero(MINIFLOW_GET_U128(flow
, ct_ipv6_src
))
4232 || !ovs_u128_is_zero(MINIFLOW_GET_U128(flow
, ct_ipv6_dst
)))) {
4233 return OFPERR_OFPBMC_BAD_MASK
;
4240 report_unsupported_act(const char *action
, const char *detail
)
4242 static struct vlog_rate_limit rl
= VLOG_RATE_LIMIT_INIT(1, 5);
4243 VLOG_WARN_RL(&rl
, "Rejecting %s action because datapath does not support"
4244 "%s%s (your kernel module may be out of date)",
4245 action
, detail
? " " : "", detail
? detail
: "");
4249 check_actions(const struct ofproto_dpif
*ofproto
,
4250 const struct rule_actions
*const actions
)
4252 const struct ofpact
*ofpact
;
4253 const struct odp_support
*support
= &ofproto
->backer
->rt_support
.odp
;
4255 OFPACT_FOR_EACH (ofpact
, actions
->ofpacts
, actions
->ofpacts_len
) {
4256 if (ofpact
->type
== OFPACT_CT
) {
4257 const struct ofpact_conntrack
*ct
;
4258 const struct ofpact
*a
;
4260 ct
= CONTAINER_OF(ofpact
, struct ofpact_conntrack
, ofpact
);
4262 if (!support
->ct_state
) {
4263 report_unsupported_act("ct", "ct action");
4264 return OFPERR_OFPBAC_BAD_TYPE
;
4266 if ((ct
->zone_imm
|| ct
->zone_src
.field
) && !support
->ct_zone
) {
4267 report_unsupported_act("ct", "ct zones");
4268 return OFPERR_OFPBAC_BAD_ARGUMENT
;
4270 /* So far the force commit feature is implemented together with the
4271 * original direction tuple feature by all datapaths, so we use the
4272 * support flag for the 'ct_orig_tuple' to indicate support for the
4273 * force commit feature as well. */
4274 if ((ct
->flags
& NX_CT_F_FORCE
) && !support
->ct_orig_tuple
) {
4275 report_unsupported_act("ct", "force commit");
4276 return OFPERR_OFPBAC_BAD_ARGUMENT
;
4279 OFPACT_FOR_EACH(a
, ct
->actions
, ofpact_ct_get_action_len(ct
)) {
4280 const struct mf_field
*dst
= ofpact_get_mf_dst(a
);
4282 if (a
->type
== OFPACT_NAT
&& !support
->ct_state_nat
) {
4283 /* The backer doesn't seem to support the NAT bits in
4284 * 'ct_state': assume that it doesn't support the NAT
4286 report_unsupported_act("ct", "nat");
4287 return OFPERR_OFPBAC_BAD_TYPE
;
4289 if (dst
&& ((dst
->id
== MFF_CT_MARK
&& !support
->ct_mark
) ||
4290 (dst
->id
== MFF_CT_LABEL
&& !support
->ct_label
))) {
4291 report_unsupported_act("ct", "setting mark and/or label");
4292 return OFPERR_OFPBAC_BAD_SET_ARGUMENT
;
4295 } else if (ofpact
->type
== OFPACT_RESUBMIT
) {
4296 struct ofpact_resubmit
*resubmit
= ofpact_get_RESUBMIT(ofpact
);
4298 if (resubmit
->with_ct_orig
&& !support
->ct_orig_tuple
) {
4299 report_unsupported_act("resubmit",
4300 "ct original direction tuple");
4301 return OFPERR_OFPBAC_BAD_TYPE
;
4310 rule_check(struct rule
*rule
)
4312 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(rule
->ofproto
);
4315 err
= check_mask(ofproto
, &rule
->cr
.match
.mask
->masks
);
4319 return check_actions(ofproto
, rule
->actions
);
4323 rule_construct(struct rule
*rule_
)
4324 OVS_NO_THREAD_SAFETY_ANALYSIS
4326 struct rule_dpif
*rule
= rule_dpif_cast(rule_
);
4329 error
= rule_check(rule_
);
4334 ovs_mutex_init_adaptive(&rule
->stats_mutex
);
4335 rule
->stats
.n_packets
= 0;
4336 rule
->stats
.n_bytes
= 0;
4337 rule
->stats
.used
= rule
->up
.modified
;
4338 rule
->recirc_id
= 0;
4339 rule
->new_rule
= NULL
;
4340 rule
->forward_counts
= false;
4346 rule_insert(struct rule
*rule_
, struct rule
*old_rule_
, bool forward_counts
)
4347 OVS_REQUIRES(ofproto_mutex
)
4349 struct rule_dpif
*rule
= rule_dpif_cast(rule_
);
4352 struct rule_dpif
*old_rule
= rule_dpif_cast(old_rule_
);
4354 ovs_assert(!old_rule
->new_rule
);
4356 /* Take a reference to the new rule, and refer all stats updates from
4357 * the old rule to the new rule. */
4358 ofproto_rule_ref(&rule
->up
);
4360 ovs_mutex_lock(&old_rule
->stats_mutex
);
4361 ovs_mutex_lock(&rule
->stats_mutex
);
4362 old_rule
->new_rule
= rule
; /* Forward future stats. */
4363 old_rule
->forward_counts
= forward_counts
;
4365 if (forward_counts
) {
4366 rule
->stats
= old_rule
->stats
; /* Transfer stats to the new
4369 /* Used timestamp must be forwarded whenever a rule is modified. */
4370 rule
->stats
.used
= old_rule
->stats
.used
;
4372 ovs_mutex_unlock(&rule
->stats_mutex
);
4373 ovs_mutex_unlock(&old_rule
->stats_mutex
);
4378 rule_destruct(struct rule
*rule_
)
4379 OVS_NO_THREAD_SAFETY_ANALYSIS
4381 struct rule_dpif
*rule
= rule_dpif_cast(rule_
);
4383 ovs_mutex_destroy(&rule
->stats_mutex
);
4384 /* Release reference to the new rule, if any. */
4385 if (rule
->new_rule
) {
4386 ofproto_rule_unref(&rule
->new_rule
->up
);
4388 if (rule
->recirc_id
) {
4389 recirc_free_id(rule
->recirc_id
);
4394 rule_get_stats(struct rule
*rule_
, uint64_t *packets
, uint64_t *bytes
,
4395 long long int *used
)
4397 struct rule_dpif
*rule
= rule_dpif_cast(rule_
);
4399 ovs_mutex_lock(&rule
->stats_mutex
);
4400 if (OVS_UNLIKELY(rule
->new_rule
)) {
4401 rule_get_stats(&rule
->new_rule
->up
, packets
, bytes
, used
);
4403 *packets
= rule
->stats
.n_packets
;
4404 *bytes
= rule
->stats
.n_bytes
;
4405 *used
= rule
->stats
.used
;
4407 ovs_mutex_unlock(&rule
->stats_mutex
);
4410 struct ofproto_dpif_packet_out
{
4411 struct xlate_cache xcache
;
4412 struct ofpbuf odp_actions
;
4413 struct recirc_refs rr
;
4418 static struct ofproto_dpif_packet_out
*
4419 ofproto_dpif_packet_out_new(void)
4421 struct ofproto_dpif_packet_out
*aux
= xmalloc(sizeof *aux
);
4422 xlate_cache_init(&aux
->xcache
);
4423 ofpbuf_init(&aux
->odp_actions
, 64);
4424 aux
->rr
= RECIRC_REFS_EMPTY_INITIALIZER
;
4425 aux
->needs_help
= false;
4431 ofproto_dpif_packet_out_delete(struct ofproto_dpif_packet_out
*aux
)
4434 xlate_cache_uninit(&aux
->xcache
);
4435 ofpbuf_uninit(&aux
->odp_actions
);
4436 recirc_refs_unref(&aux
->rr
);
4442 packet_xlate(struct ofproto
*ofproto_
, struct ofproto_packet_out
*opo
)
4443 OVS_REQUIRES(ofproto_mutex
)
4445 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofproto_
);
4446 struct xlate_out xout
;
4447 struct xlate_in xin
;
4448 enum ofperr error
= 0;
4450 struct ofproto_dpif_packet_out
*aux
= ofproto_dpif_packet_out_new();
4452 xlate_in_init(&xin
, ofproto
, opo
->version
, opo
->flow
,
4453 opo
->flow
->in_port
.ofp_port
, NULL
, 0, opo
->packet
, NULL
,
4455 xin
.ofpacts
= opo
->ofpacts
;
4456 xin
.ofpacts_len
= opo
->ofpacts_len
;
4457 /* No learning or stats, but collect side effects to xcache. */
4458 xin
.allow_side_effects
= false;
4459 xin
.resubmit_stats
= NULL
;
4460 xin
.xcache
= &aux
->xcache
;
4461 xin
.in_packet_out
= true;
4463 if (xlate_actions(&xin
, &xout
) != XLATE_OK
) {
4464 error
= OFPERR_OFPFMFC_UNKNOWN
; /* Error processing actions. */
4467 /* Prepare learn actions. */
4468 struct xc_entry
*entry
;
4469 struct ofpbuf entries
= aux
->xcache
.entries
;
4471 XC_ENTRY_FOR_EACH (entry
, &entries
) {
4472 if (entry
->type
== XC_LEARN
) {
4473 struct ofproto_flow_mod
*ofm
= entry
->learn
.ofm
;
4475 error
= ofproto_flow_mod_learn_refresh(ofm
);
4479 struct rule
*rule
= ofm
->temp_rule
;
4480 ofm
->learn_adds_rule
= (rule
->state
== RULE_INITIALIZED
);
4481 if (ofm
->learn_adds_rule
) {
4482 /* If learning on a different bridge, must use its next
4483 * version number. */
4484 ofm
->version
= (rule
->ofproto
== ofproto_
)
4485 ? opo
->version
: rule
->ofproto
->tables_version
+ 1;
4486 error
= ofproto_flow_mod_learn_start(ofm
);
4495 aux
->needs_help
= (xout
.slow
& SLOW_ACTION
) != 0;
4496 recirc_refs_swap(&aux
->rr
, &xout
.recircs
); /* Hold recirc refs. */
4498 xlate_out_uninit(&xout
);
4503 xlate_out_uninit(&xout
);
4504 ofproto_dpif_packet_out_delete(aux
);
4510 packet_xlate_revert(struct ofproto
*ofproto OVS_UNUSED
,
4511 struct ofproto_packet_out
*opo
)
4512 OVS_REQUIRES(ofproto_mutex
)
4514 struct ofproto_dpif_packet_out
*aux
= opo
->aux
;
4517 /* Revert the learned flows. */
4518 struct xc_entry
*entry
;
4519 struct ofpbuf entries
= aux
->xcache
.entries
;
4521 XC_ENTRY_FOR_EACH (entry
, &entries
) {
4522 if (entry
->type
== XC_LEARN
&& entry
->learn
.ofm
->learn_adds_rule
) {
4523 ofproto_flow_mod_learn_revert(entry
->learn
.ofm
);
4527 ofproto_dpif_packet_out_delete(aux
);
4531 /* Push stats and perform side effects of flow translation. */
4533 ofproto_dpif_xcache_execute(struct ofproto_dpif
*ofproto
,
4534 struct xlate_cache
*xcache
,
4535 struct dpif_flow_stats
*stats
)
4536 OVS_REQUIRES(ofproto_mutex
)
4538 struct xc_entry
*entry
;
4539 struct ofpbuf entries
= xcache
->entries
;
4541 XC_ENTRY_FOR_EACH (entry
, &entries
) {
4542 switch (entry
->type
) {
4544 /* Finish the learned flows. */
4545 if (entry
->learn
.ofm
->learn_adds_rule
) {
4546 ofproto_flow_mod_learn_finish(entry
->learn
.ofm
, &ofproto
->up
);
4549 case XC_FIN_TIMEOUT
:
4550 if (stats
->tcp_flags
& (TCP_FIN
| TCP_RST
)) {
4551 /* 'ofproto_mutex' already held */
4552 ofproto_rule_reduce_timeouts__(&entry
->fin
.rule
->up
,
4557 /* All the rest can be dealt with by the xlate layer. */
4568 case XC_TUNNEL_HEADER
:
4569 xlate_push_stats_entry(entry
, stats
);
4578 packet_execute(struct ofproto
*ofproto_
, struct ofproto_packet_out
*opo
)
4579 OVS_REQUIRES(ofproto_mutex
)
4581 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofproto_
);
4582 struct dpif_flow_stats stats
;
4583 struct dpif_execute execute
;
4585 struct ofproto_dpif_packet_out
*aux
= opo
->aux
;
4588 /* Run the side effects from the xcache. */
4589 dpif_flow_stats_extract(opo
->flow
, opo
->packet
, time_msec(), &stats
);
4590 ofproto_dpif_xcache_execute(ofproto
, &aux
->xcache
, &stats
);
4592 execute
.actions
= aux
->odp_actions
.data
;
4593 execute
.actions_len
= aux
->odp_actions
.size
;
4595 pkt_metadata_from_flow(&opo
->packet
->md
, opo
->flow
);
4596 execute
.packet
= opo
->packet
;
4597 execute
.flow
= opo
->flow
;
4598 execute
.needs_help
= aux
->needs_help
;
4599 execute
.probe
= false;
4602 /* Fix up in_port. */
4603 ofproto_dpif_set_packet_odp_port(ofproto
, opo
->flow
->in_port
.ofp_port
,
4606 dpif_execute(ofproto
->backer
->dpif
, &execute
);
4607 ofproto_dpif_packet_out_delete(aux
);
4611 static struct group_dpif
*group_dpif_cast(const struct ofgroup
*group
)
4613 return group
? CONTAINER_OF(group
, struct group_dpif
, up
) : NULL
;
4616 static struct ofgroup
*
4619 struct group_dpif
*group
= xzalloc(sizeof *group
);
4624 group_dealloc(struct ofgroup
*group_
)
4626 struct group_dpif
*group
= group_dpif_cast(group_
);
4631 group_construct_stats(struct group_dpif
*group
)
4632 OVS_REQUIRES(group
->stats_mutex
)
4634 group
->packet_count
= 0;
4635 group
->byte_count
= 0;
4637 struct ofputil_bucket
*bucket
;
4638 LIST_FOR_EACH (bucket
, list_node
, &group
->up
.buckets
) {
4639 bucket
->stats
.packet_count
= 0;
4640 bucket
->stats
.byte_count
= 0;
4645 group_dpif_credit_stats(struct group_dpif
*group
,
4646 struct ofputil_bucket
*bucket
,
4647 const struct dpif_flow_stats
*stats
)
4649 ovs_mutex_lock(&group
->stats_mutex
);
4650 group
->packet_count
+= stats
->n_packets
;
4651 group
->byte_count
+= stats
->n_bytes
;
4653 bucket
->stats
.packet_count
+= stats
->n_packets
;
4654 bucket
->stats
.byte_count
+= stats
->n_bytes
;
4655 } else { /* Credit to all buckets */
4656 LIST_FOR_EACH (bucket
, list_node
, &group
->up
.buckets
) {
4657 bucket
->stats
.packet_count
+= stats
->n_packets
;
4658 bucket
->stats
.byte_count
+= stats
->n_bytes
;
4661 ovs_mutex_unlock(&group
->stats_mutex
);
4665 group_construct(struct ofgroup
*group_
)
4667 struct group_dpif
*group
= group_dpif_cast(group_
);
4669 ovs_mutex_init_adaptive(&group
->stats_mutex
);
4670 ovs_mutex_lock(&group
->stats_mutex
);
4671 group_construct_stats(group
);
4672 ovs_mutex_unlock(&group
->stats_mutex
);
4677 group_destruct(struct ofgroup
*group_
)
4679 struct group_dpif
*group
= group_dpif_cast(group_
);
4680 ovs_mutex_destroy(&group
->stats_mutex
);
4684 group_get_stats(const struct ofgroup
*group_
, struct ofputil_group_stats
*ogs
)
4686 struct group_dpif
*group
= group_dpif_cast(group_
);
4688 ovs_mutex_lock(&group
->stats_mutex
);
4689 ogs
->packet_count
= group
->packet_count
;
4690 ogs
->byte_count
= group
->byte_count
;
4692 struct bucket_counter
*bucket_stats
= ogs
->bucket_stats
;
4693 struct ofputil_bucket
*bucket
;
4694 LIST_FOR_EACH (bucket
, list_node
, &group
->up
.buckets
) {
4695 bucket_stats
->packet_count
= bucket
->stats
.packet_count
;
4696 bucket_stats
->byte_count
= bucket
->stats
.byte_count
;
4699 ovs_mutex_unlock(&group
->stats_mutex
);
4704 /* If the group exists, this function increments the groups's reference count.
4706 * Make sure to call ofproto_group_unref() after no longer needing to maintain
4707 * a reference to the group. */
4709 group_dpif_lookup(struct ofproto_dpif
*ofproto
, uint32_t group_id
,
4710 ovs_version_t version
, bool take_ref
)
4712 struct ofgroup
*ofgroup
= ofproto_group_lookup(&ofproto
->up
, group_id
,
4714 return ofgroup
? group_dpif_cast(ofgroup
) : NULL
;
4717 /* Sends 'packet' out 'ofport'. If 'port' is a tunnel and that tunnel type
4718 * supports a notion of an OAM flag, sets it if 'oam' is true.
4719 * May modify 'packet'.
4720 * Returns 0 if successful, otherwise a positive errno value. */
4722 ofproto_dpif_send_packet(const struct ofport_dpif
*ofport
, bool oam
,
4723 struct dp_packet
*packet
)
4725 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofport
->up
.ofproto
);
4728 error
= xlate_send_packet(ofport
, oam
, packet
);
4730 ovs_mutex_lock(&ofproto
->stats_mutex
);
4731 ofproto
->stats
.tx_packets
++;
4732 ofproto
->stats
.tx_bytes
+= dp_packet_size(packet
);
4733 ovs_mutex_unlock(&ofproto
->stats_mutex
);
4737 /* Return the version string of the datapath that backs up
4741 get_datapath_version(const struct ofproto
*ofproto_
)
4743 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofproto_
);
4745 return ofproto
->backer
->dp_version_string
;
4749 type_set_config(const char *type
, const struct smap
*other_config
)
4751 struct dpif_backer
*backer
;
4753 backer
= shash_find_data(&all_dpif_backers
, type
);
4755 /* This is not necessarily a problem, since backers are only
4756 * created on demand. */
4760 dpif_set_config(backer
->dpif
, other_config
);
4764 ct_flush(const struct ofproto
*ofproto_
, const uint16_t *zone
)
4766 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofproto_
);
4768 ct_dpif_flush(ofproto
->backer
->dpif
, zone
, NULL
);
4772 set_frag_handling(struct ofproto
*ofproto_
,
4773 enum ofputil_frag_handling frag_handling
)
4775 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofproto_
);
4776 if (frag_handling
!= OFPUTIL_FRAG_REASM
) {
4777 ofproto
->backer
->need_revalidate
= REV_RECONFIGURE
;
4785 nxt_resume(struct ofproto
*ofproto_
,
4786 const struct ofputil_packet_in_private
*pin
)
4788 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofproto_
);
4790 /* Translate pin into datapath actions. */
4791 uint64_t odp_actions_stub
[1024 / 8];
4792 struct ofpbuf odp_actions
= OFPBUF_STUB_INITIALIZER(odp_actions_stub
);
4793 enum slow_path_reason slow
;
4794 enum ofperr error
= xlate_resume(ofproto
, pin
, &odp_actions
, &slow
);
4796 /* Steal 'pin->packet' and put it into a dp_packet. */
4797 struct dp_packet packet
;
4798 dp_packet_init(&packet
, pin
->base
.packet_len
);
4799 dp_packet_put(&packet
, pin
->base
.packet
, pin
->base
.packet_len
);
4801 pkt_metadata_from_flow(&packet
.md
, &pin
->base
.flow_metadata
.flow
);
4803 /* Fix up in_port. */
4804 ofproto_dpif_set_packet_odp_port(ofproto
,
4805 pin
->base
.flow_metadata
.flow
.in_port
.ofp_port
,
4808 struct flow headers
;
4809 flow_extract(&packet
, &headers
);
4811 /* Execute the datapath actions on the packet. */
4812 struct dpif_execute execute
= {
4813 .actions
= odp_actions
.data
,
4814 .actions_len
= odp_actions
.size
,
4815 .needs_help
= (slow
& SLOW_ACTION
) != 0,
4819 dpif_execute(ofproto
->backer
->dpif
, &execute
);
4822 ofpbuf_uninit(&odp_actions
);
4823 dp_packet_uninit(&packet
);
4831 set_netflow(struct ofproto
*ofproto_
,
4832 const struct netflow_options
*netflow_options
)
4834 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofproto_
);
4836 if (netflow_options
) {
4837 if (!ofproto
->netflow
) {
4838 ofproto
->netflow
= netflow_create();
4839 ofproto
->backer
->need_revalidate
= REV_RECONFIGURE
;
4841 return netflow_set_options(ofproto
->netflow
, netflow_options
);
4842 } else if (ofproto
->netflow
) {
4843 ofproto
->backer
->need_revalidate
= REV_RECONFIGURE
;
4844 netflow_unref(ofproto
->netflow
);
4845 ofproto
->netflow
= NULL
;
4852 get_netflow_ids(const struct ofproto
*ofproto_
,
4853 uint8_t *engine_type
, uint8_t *engine_id
)
4855 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofproto_
);
4857 dpif_get_netflow_ids(ofproto
->backer
->dpif
, engine_type
, engine_id
);
4860 struct ofproto_dpif
*
4861 ofproto_dpif_lookup(const char *name
)
4863 struct ofproto_dpif
*ofproto
;
4865 HMAP_FOR_EACH_WITH_HASH (ofproto
, all_ofproto_dpifs_node
,
4866 hash_string(name
, 0), &all_ofproto_dpifs
) {
4867 if (!strcmp(ofproto
->up
.name
, name
)) {
4875 ofproto_unixctl_fdb_flush(struct unixctl_conn
*conn
, int argc
,
4876 const char *argv
[], void *aux OVS_UNUSED
)
4878 struct ofproto_dpif
*ofproto
;
4881 ofproto
= ofproto_dpif_lookup(argv
[1]);
4883 unixctl_command_reply_error(conn
, "no such bridge");
4886 ovs_rwlock_wrlock(&ofproto
->ml
->rwlock
);
4887 mac_learning_flush(ofproto
->ml
);
4888 ovs_rwlock_unlock(&ofproto
->ml
->rwlock
);
4890 HMAP_FOR_EACH (ofproto
, all_ofproto_dpifs_node
, &all_ofproto_dpifs
) {
4891 ovs_rwlock_wrlock(&ofproto
->ml
->rwlock
);
4892 mac_learning_flush(ofproto
->ml
);
4893 ovs_rwlock_unlock(&ofproto
->ml
->rwlock
);
4897 unixctl_command_reply(conn
, "table successfully flushed");
4901 ofproto_unixctl_mcast_snooping_flush(struct unixctl_conn
*conn
, int argc
,
4902 const char *argv
[], void *aux OVS_UNUSED
)
4904 struct ofproto_dpif
*ofproto
;
4907 ofproto
= ofproto_dpif_lookup(argv
[1]);
4909 unixctl_command_reply_error(conn
, "no such bridge");
4913 if (!mcast_snooping_enabled(ofproto
->ms
)) {
4914 unixctl_command_reply_error(conn
, "multicast snooping is disabled");
4917 mcast_snooping_mdb_flush(ofproto
->ms
);
4919 HMAP_FOR_EACH (ofproto
, all_ofproto_dpifs_node
, &all_ofproto_dpifs
) {
4920 if (!mcast_snooping_enabled(ofproto
->ms
)) {
4923 mcast_snooping_mdb_flush(ofproto
->ms
);
4927 unixctl_command_reply(conn
, "table successfully flushed");
4930 static struct ofport_dpif
*
4931 ofbundle_get_a_port(const struct ofbundle
*bundle
)
4933 return CONTAINER_OF(ovs_list_front(&bundle
->ports
), struct ofport_dpif
,
4938 ofproto_unixctl_fdb_show(struct unixctl_conn
*conn
, int argc OVS_UNUSED
,
4939 const char *argv
[], void *aux OVS_UNUSED
)
4941 struct ds ds
= DS_EMPTY_INITIALIZER
;
4942 const struct ofproto_dpif
*ofproto
;
4943 const struct mac_entry
*e
;
4945 ofproto
= ofproto_dpif_lookup(argv
[1]);
4947 unixctl_command_reply_error(conn
, "no such bridge");
4951 ds_put_cstr(&ds
, " port VLAN MAC Age\n");
4952 ovs_rwlock_rdlock(&ofproto
->ml
->rwlock
);
4953 LIST_FOR_EACH (e
, lru_node
, &ofproto
->ml
->lrus
) {
4954 struct ofbundle
*bundle
= mac_entry_get_port(ofproto
->ml
, e
);
4955 char name
[OFP10_MAX_PORT_NAME_LEN
];
4957 ofputil_port_to_string(ofbundle_get_a_port(bundle
)->up
.ofp_port
,
4958 NULL
, name
, sizeof name
);
4959 ds_put_format(&ds
, "%5s %4d "ETH_ADDR_FMT
" %3d\n",
4960 name
, e
->vlan
, ETH_ADDR_ARGS(e
->mac
),
4961 mac_entry_age(ofproto
->ml
, e
));
4963 ovs_rwlock_unlock(&ofproto
->ml
->rwlock
);
4964 unixctl_command_reply(conn
, ds_cstr(&ds
));
4969 ofproto_unixctl_mcast_snooping_show(struct unixctl_conn
*conn
,
4970 int argc OVS_UNUSED
,
4972 void *aux OVS_UNUSED
)
4974 struct ds ds
= DS_EMPTY_INITIALIZER
;
4975 const struct ofproto_dpif
*ofproto
;
4976 const struct ofbundle
*bundle
;
4977 const struct mcast_group
*grp
;
4978 struct mcast_group_bundle
*b
;
4979 struct mcast_mrouter_bundle
*mrouter
;
4981 ofproto
= ofproto_dpif_lookup(argv
[1]);
4983 unixctl_command_reply_error(conn
, "no such bridge");
4987 if (!mcast_snooping_enabled(ofproto
->ms
)) {
4988 unixctl_command_reply_error(conn
, "multicast snooping is disabled");
4992 ds_put_cstr(&ds
, " port VLAN GROUP Age\n");
4993 ovs_rwlock_rdlock(&ofproto
->ms
->rwlock
);
4994 LIST_FOR_EACH (grp
, group_node
, &ofproto
->ms
->group_lru
) {
4995 LIST_FOR_EACH(b
, bundle_node
, &grp
->bundle_lru
) {
4996 char name
[OFP10_MAX_PORT_NAME_LEN
];
4999 ofputil_port_to_string(ofbundle_get_a_port(bundle
)->up
.ofp_port
,
5000 NULL
, name
, sizeof name
);
5001 ds_put_format(&ds
, "%5s %4d ", name
, grp
->vlan
);
5002 ipv6_format_mapped(&grp
->addr
, &ds
);
5003 ds_put_format(&ds
, " %3d\n",
5004 mcast_bundle_age(ofproto
->ms
, b
));
5008 /* ports connected to multicast routers */
5009 LIST_FOR_EACH(mrouter
, mrouter_node
, &ofproto
->ms
->mrouter_lru
) {
5010 char name
[OFP10_MAX_PORT_NAME_LEN
];
5012 bundle
= mrouter
->port
;
5013 ofputil_port_to_string(ofbundle_get_a_port(bundle
)->up
.ofp_port
,
5014 NULL
, name
, sizeof name
);
5015 ds_put_format(&ds
, "%5s %4d querier %3d\n",
5016 name
, mrouter
->vlan
,
5017 mcast_mrouter_age(ofproto
->ms
, mrouter
));
5019 ovs_rwlock_unlock(&ofproto
->ms
->rwlock
);
5020 unixctl_command_reply(conn
, ds_cstr(&ds
));
5024 /* Store the current ofprotos in 'ofproto_shash'. Returns a sorted list
5025 * of the 'ofproto_shash' nodes. It is the responsibility of the caller
5026 * to destroy 'ofproto_shash' and free the returned value. */
5027 static const struct shash_node
**
5028 get_ofprotos(struct shash
*ofproto_shash
)
5030 const struct ofproto_dpif
*ofproto
;
5032 HMAP_FOR_EACH (ofproto
, all_ofproto_dpifs_node
, &all_ofproto_dpifs
) {
5033 char *name
= xasprintf("%s@%s", ofproto
->up
.type
, ofproto
->up
.name
);
5034 shash_add_nocopy(ofproto_shash
, name
, ofproto
);
5037 return shash_sort(ofproto_shash
);
5041 ofproto_unixctl_dpif_dump_dps(struct unixctl_conn
*conn
, int argc OVS_UNUSED
,
5042 const char *argv
[] OVS_UNUSED
,
5043 void *aux OVS_UNUSED
)
5045 struct ds ds
= DS_EMPTY_INITIALIZER
;
5046 struct shash ofproto_shash
;
5047 const struct shash_node
**sorted_ofprotos
;
5050 shash_init(&ofproto_shash
);
5051 sorted_ofprotos
= get_ofprotos(&ofproto_shash
);
5052 for (i
= 0; i
< shash_count(&ofproto_shash
); i
++) {
5053 const struct shash_node
*node
= sorted_ofprotos
[i
];
5054 ds_put_format(&ds
, "%s\n", node
->name
);
5057 shash_destroy(&ofproto_shash
);
5058 free(sorted_ofprotos
);
5060 unixctl_command_reply(conn
, ds_cstr(&ds
));
5065 show_dp_feature_bool(struct ds
*ds
, const char *feature
, bool b
)
5067 ds_put_format(ds
, "%s: %s\n", feature
, b
? "Yes" : "No");
5071 show_dp_feature_size_t(struct ds
*ds
, const char *feature
, size_t s
)
5073 ds_put_format(ds
, "%s: %"PRIuSIZE
"\n", feature
, s
);
5076 enum dpif_support_field_type
{
5077 DPIF_SUPPORT_FIELD_bool
,
5078 DPIF_SUPPORT_FIELD_size_t
,
5081 struct dpif_support_field
{
5082 void *rt_ptr
; /* Points to the 'rt_support' field. */
5083 const void *bt_ptr
; /* Points to the 'bt_support' field. */
5085 enum dpif_support_field_type type
;
5088 #define DPIF_SUPPORT_FIELD_INTIALIZER(RT_PTR, BT_PTR, TITLE, TYPE) \
5089 (struct dpif_support_field) {RT_PTR, BT_PTR, TITLE, TYPE}
5092 dpif_show_support(const struct dpif_backer_support
*support
, struct ds
*ds
)
5094 #define DPIF_SUPPORT_FIELD(TYPE, NAME, TITLE) \
5095 show_dp_feature_##TYPE (ds, TITLE, support->NAME);
5097 #undef DPIF_SUPPORT_FIELD
5099 #define ODP_SUPPORT_FIELD(TYPE, NAME, TITLE) \
5100 show_dp_feature_##TYPE (ds, TITLE, support->odp.NAME );
5102 #undef ODP_SUPPORT_FIELD
5106 display_support_field(const char *name
,
5107 const struct dpif_support_field
*field
,
5110 switch (field
->type
) {
5111 case DPIF_SUPPORT_FIELD_bool
: {
5112 bool v
= *(bool *)field
->rt_ptr
;
5113 bool b
= *(bool *)field
->bt_ptr
;
5114 ds_put_format(ds
, "%s (%s) : [run time]:%s, [boot time]:%s\n", name
,
5115 field
->title
, v
? "true" : "false",
5116 b
? "true" : "false");
5119 case DPIF_SUPPORT_FIELD_size_t
:
5120 ds_put_format(ds
, "%s (%s) : [run time]:%"PRIuSIZE
5121 ", [boot time]:%"PRIuSIZE
"\n", name
,
5122 field
->title
, *(size_t *)field
->rt_ptr
,
5123 *(size_t *)field
->bt_ptr
);
5130 /* Set a field of 'rt_support' to a new value.
5132 * Returns 'true' if the value is actually set. */
5134 dpif_set_support(struct dpif_backer_support
*rt_support
,
5135 struct dpif_backer_support
*bt_support
,
5136 const char *name
, const char *value
, struct ds
*ds
)
5138 struct shash all_fields
= SHASH_INITIALIZER(&all_fields
);
5139 struct dpif_support_field
*field
;
5140 struct shash_node
*node
;
5141 bool changed
= false;
5143 #define DPIF_SUPPORT_FIELD(TYPE, NAME, TITLE) \
5145 struct dpif_support_field *f = xmalloc(sizeof *f); \
5146 *f = DPIF_SUPPORT_FIELD_INTIALIZER(&rt_support->NAME, \
5147 &bt_support->NAME, \
5149 DPIF_SUPPORT_FIELD_##TYPE);\
5150 shash_add_once(&all_fields, #NAME, f); \
5152 DPIF_SUPPORT_FIELDS
;
5153 #undef DPIF_SUPPORT_FIELD
5155 #define ODP_SUPPORT_FIELD(TYPE, NAME, TITLE) \
5157 struct dpif_support_field *f = xmalloc(sizeof *f); \
5158 *f = DPIF_SUPPORT_FIELD_INTIALIZER(&rt_support->odp.NAME, \
5159 &bt_support->odp.NAME, \
5161 DPIF_SUPPORT_FIELD_##TYPE);\
5162 shash_add_once(&all_fields, #NAME, f); \
5165 #undef ODP_SUPPORT_FIELD
5168 struct shash_node
*node
;
5170 SHASH_FOR_EACH (node
, &all_fields
) {
5171 display_support_field(node
->name
, node
->data
, ds
);
5176 node
= shash_find(&all_fields
, name
);
5178 ds_put_cstr(ds
, "Unexpected support field");
5184 display_support_field(node
->name
, field
, ds
);
5188 if (field
->type
== DPIF_SUPPORT_FIELD_bool
) {
5189 if (!strcasecmp(value
, "true")) {
5190 if (*(bool *)field
->bt_ptr
) {
5191 *(bool *)field
->rt_ptr
= true;
5194 ds_put_cstr(ds
, "Can not enable features not supported by the datapth");
5196 } else if (!strcasecmp(value
, "false")) {
5197 *(bool *)field
->rt_ptr
= false;
5200 ds_put_cstr(ds
, "Boolean value expected");
5202 } else if (field
->type
== DPIF_SUPPORT_FIELD_size_t
) {
5204 if (str_to_int(value
, 10, &v
)) {
5206 if (v
<= *(size_t *)field
->bt_ptr
) {
5207 *(size_t *)field
->rt_ptr
= v
;
5210 ds_put_cstr(ds
, "Can not set value beyond the datapath capability");
5213 ds_put_format(ds
, "Negative number not expected");
5216 ds_put_cstr(ds
, "Integer number expected");
5221 shash_destroy_free_data(&all_fields
);
5226 dpif_show_backer(const struct dpif_backer
*backer
, struct ds
*ds
)
5228 const struct shash_node
**ofprotos
;
5229 struct dpif_dp_stats dp_stats
;
5230 struct shash ofproto_shash
;
5233 dpif_get_dp_stats(backer
->dpif
, &dp_stats
);
5234 ds_put_format(ds
, "%s: hit:%"PRIu64
" missed:%"PRIu64
"\n",
5235 dpif_name(backer
->dpif
), dp_stats
.n_hit
, dp_stats
.n_missed
);
5237 shash_init(&ofproto_shash
);
5238 ofprotos
= get_ofprotos(&ofproto_shash
);
5239 for (i
= 0; i
< shash_count(&ofproto_shash
); i
++) {
5240 struct ofproto_dpif
*ofproto
= ofprotos
[i
]->data
;
5241 const struct shash_node
**ports
;
5244 if (ofproto
->backer
!= backer
) {
5248 ds_put_format(ds
, "\t%s:\n", ofproto
->up
.name
);
5250 ports
= shash_sort(&ofproto
->up
.port_by_name
);
5251 for (j
= 0; j
< shash_count(&ofproto
->up
.port_by_name
); j
++) {
5252 const struct shash_node
*node
= ports
[j
];
5253 struct ofport
*ofport
= node
->data
;
5255 odp_port_t odp_port
;
5257 ds_put_format(ds
, "\t\t%s %u/", netdev_get_name(ofport
->netdev
),
5260 odp_port
= ofp_port_to_odp_port(ofproto
, ofport
->ofp_port
);
5261 if (odp_port
!= ODPP_NONE
) {
5262 ds_put_format(ds
, "%"PRIu32
":", odp_port
);
5264 ds_put_cstr(ds
, "none:");
5267 ds_put_format(ds
, " (%s", netdev_get_type(ofport
->netdev
));
5270 if (!netdev_get_config(ofport
->netdev
, &config
)) {
5271 const struct smap_node
**nodes
= smap_sort(&config
);
5272 for (size_t k
= 0; k
< smap_count(&config
); k
++) {
5273 ds_put_format(ds
, "%c %s=%s", k
? ',' : ':',
5274 nodes
[k
]->key
, nodes
[k
]->value
);
5278 smap_destroy(&config
);
5280 ds_put_char(ds
, ')');
5281 ds_put_char(ds
, '\n');
5285 shash_destroy(&ofproto_shash
);
5290 ofproto_unixctl_dpif_show(struct unixctl_conn
*conn
, int argc OVS_UNUSED
,
5291 const char *argv
[] OVS_UNUSED
, void *aux OVS_UNUSED
)
5293 struct ds ds
= DS_EMPTY_INITIALIZER
;
5294 const struct shash_node
**backers
;
5297 backers
= shash_sort(&all_dpif_backers
);
5298 for (i
= 0; i
< shash_count(&all_dpif_backers
); i
++) {
5299 dpif_show_backer(backers
[i
]->data
, &ds
);
5303 unixctl_command_reply(conn
, ds_cstr(&ds
));
5308 ofproto_unixctl_dpif_dump_flows(struct unixctl_conn
*conn
,
5309 int argc OVS_UNUSED
, const char *argv
[],
5310 void *aux OVS_UNUSED
)
5312 const struct ofproto_dpif
*ofproto
;
5314 struct ds ds
= DS_EMPTY_INITIALIZER
;
5316 struct dpif_flow_dump
*flow_dump
;
5317 struct dpif_flow_dump_thread
*flow_dump_thread
;
5321 ofproto
= ofproto_dpif_lookup(argv
[argc
- 1]);
5323 unixctl_command_reply_error(conn
, "no such bridge");
5327 bool verbosity
= false;
5329 bool set_names
= false;
5330 for (int i
= 1; i
< argc
- 1; i
++) {
5331 if (!strcmp(argv
[i
], "-m")) {
5333 } else if (!strcmp(argv
[i
], "--names")) {
5336 } else if (!strcmp(argv
[i
], "--no-names")) {
5345 struct hmap
*portno_names
= NULL
;
5347 portno_names
= xmalloc(sizeof *portno_names
);
5348 hmap_init(portno_names
);
5350 struct dpif_port dpif_port
;
5351 struct dpif_port_dump port_dump
;
5352 DPIF_PORT_FOR_EACH (&dpif_port
, &port_dump
, ofproto
->backer
->dpif
) {
5353 odp_portno_names_set(portno_names
, dpif_port
.port_no
,
5359 flow_dump
= dpif_flow_dump_create(ofproto
->backer
->dpif
, false, NULL
);
5360 flow_dump_thread
= dpif_flow_dump_thread_create(flow_dump
);
5361 while (dpif_flow_dump_next(flow_dump_thread
, &f
, 1)) {
5364 if (odp_flow_key_to_flow(f
.key
, f
.key_len
, &flow
) == ODP_FIT_ERROR
5365 || xlate_lookup_ofproto(ofproto
->backer
, &flow
, NULL
) != ofproto
) {
5370 odp_format_ufid(&f
.ufid
, &ds
);
5371 ds_put_cstr(&ds
, " ");
5373 odp_flow_format(f
.key
, f
.key_len
, f
.mask
, f
.mask_len
,
5374 portno_names
, &ds
, verbosity
);
5375 ds_put_cstr(&ds
, ", ");
5376 dpif_flow_stats_format(&f
.stats
, &ds
);
5377 ds_put_cstr(&ds
, ", actions:");
5378 format_odp_actions(&ds
, f
.actions
, f
.actions_len
, portno_names
);
5379 ds_put_char(&ds
, '\n');
5381 dpif_flow_dump_thread_destroy(flow_dump_thread
);
5382 error
= dpif_flow_dump_destroy(flow_dump
);
5386 ds_put_format(&ds
, "dpif/dump_flows failed: %s", ovs_strerror(errno
));
5387 unixctl_command_reply_error(conn
, ds_cstr(&ds
));
5389 unixctl_command_reply(conn
, ds_cstr(&ds
));
5392 odp_portno_names_destroy(portno_names
);
5393 hmap_destroy(portno_names
);
5400 ofproto_unixctl_dpif_show_dp_features(struct unixctl_conn
*conn
,
5401 int argc
, const char *argv
[],
5402 void *aux OVS_UNUSED
)
5404 struct ds ds
= DS_EMPTY_INITIALIZER
;
5405 const char *br
= argv
[argc
-1];
5406 struct ofproto_dpif
*ofproto
= ofproto_dpif_lookup(br
);
5409 unixctl_command_reply_error(conn
, "no such bridge");
5413 dpif_show_support(&ofproto
->backer
->bt_support
, &ds
);
5414 unixctl_command_reply(conn
, ds_cstr(&ds
));
5418 ofproto_unixctl_dpif_set_dp_features(struct unixctl_conn
*conn
,
5419 int argc
, const char *argv
[],
5420 void *aux OVS_UNUSED
)
5422 struct ds ds
= DS_EMPTY_INITIALIZER
;
5423 const char *br
= argv
[1];
5424 const char *name
, *value
;
5425 struct ofproto_dpif
*ofproto
= ofproto_dpif_lookup(br
);
5429 unixctl_command_reply_error(conn
, "no such bridge");
5433 name
= argc
> 2 ? argv
[2] : NULL
;
5434 value
= argc
> 3 ? argv
[3] : NULL
;
5435 changed
= dpif_set_support(&ofproto
->backer
->rt_support
,
5436 &ofproto
->backer
->bt_support
,
5439 xlate_set_support(ofproto
, &ofproto
->backer
->rt_support
);
5440 udpif_flush(ofproto
->backer
->udpif
);
5442 unixctl_command_reply(conn
, ds_cstr(&ds
));
5447 ofproto_unixctl_init(void)
5449 static bool registered
;
5455 unixctl_command_register("fdb/flush", "[bridge]", 0, 1,
5456 ofproto_unixctl_fdb_flush
, NULL
);
5457 unixctl_command_register("fdb/show", "bridge", 1, 1,
5458 ofproto_unixctl_fdb_show
, NULL
);
5459 unixctl_command_register("mdb/flush", "[bridge]", 0, 1,
5460 ofproto_unixctl_mcast_snooping_flush
, NULL
);
5461 unixctl_command_register("mdb/show", "bridge", 1, 1,
5462 ofproto_unixctl_mcast_snooping_show
, NULL
);
5463 unixctl_command_register("dpif/dump-dps", "", 0, 0,
5464 ofproto_unixctl_dpif_dump_dps
, NULL
);
5465 unixctl_command_register("dpif/show", "", 0, 0, ofproto_unixctl_dpif_show
,
5467 unixctl_command_register("dpif/show-dp-features", "bridge", 1, 1,
5468 ofproto_unixctl_dpif_show_dp_features
, NULL
);
5469 unixctl_command_register("dpif/dump-flows", "[-m] [--names | --no-nmaes] bridge", 1, INT_MAX
,
5470 ofproto_unixctl_dpif_dump_flows
, NULL
);
5471 unixctl_command_register("dpif/set-dp-features", "bridge", 1, 3 ,
5472 ofproto_unixctl_dpif_set_dp_features
, NULL
);
5476 ofp_port_to_odp_port(const struct ofproto_dpif
*ofproto
, ofp_port_t ofp_port
)
5478 const struct ofport_dpif
*ofport
= ofp_port_to_ofport(ofproto
, ofp_port
);
5479 return ofport
? ofport
->odp_port
: ODPP_NONE
;
5482 struct ofport_dpif
*
5483 odp_port_to_ofport(const struct dpif_backer
*backer
, odp_port_t odp_port
)
5485 struct ofport_dpif
*port
;
5487 ovs_rwlock_rdlock(&backer
->odp_to_ofport_lock
);
5488 HMAP_FOR_EACH_IN_BUCKET (port
, odp_port_node
, hash_odp_port(odp_port
),
5489 &backer
->odp_to_ofport_map
) {
5490 if (port
->odp_port
== odp_port
) {
5491 ovs_rwlock_unlock(&backer
->odp_to_ofport_lock
);
5496 ovs_rwlock_unlock(&backer
->odp_to_ofport_lock
);
5501 odp_port_to_ofp_port(const struct ofproto_dpif
*ofproto
, odp_port_t odp_port
)
5503 struct ofport_dpif
*port
;
5505 port
= odp_port_to_ofport(ofproto
->backer
, odp_port
);
5506 if (port
&& &ofproto
->up
== port
->up
.ofproto
) {
5507 return port
->up
.ofp_port
;
5514 ofproto_dpif_add_internal_flow(struct ofproto_dpif
*ofproto
,
5515 const struct match
*match
, int priority
,
5516 uint16_t idle_timeout
,
5517 const struct ofpbuf
*ofpacts
,
5518 struct rule
**rulep
)
5520 struct ofputil_flow_mod fm
;
5521 struct rule_dpif
*rule
;
5524 fm
= (struct ofputil_flow_mod
) {
5525 .buffer_id
= UINT32_MAX
,
5527 .priority
= priority
,
5528 .table_id
= TBL_INTERNAL
,
5529 .command
= OFPFC_ADD
,
5530 .idle_timeout
= idle_timeout
,
5531 .flags
= OFPUTIL_FF_HIDDEN_FIELDS
| OFPUTIL_FF_NO_READONLY
,
5532 .ofpacts
= ofpacts
->data
,
5533 .ofpacts_len
= ofpacts
->size
,
5536 error
= ofproto_flow_mod(&ofproto
->up
, &fm
);
5538 VLOG_ERR_RL(&rl
, "failed to add internal flow (%s)",
5539 ofperr_to_string(error
));
5544 rule
= rule_dpif_lookup_in_table(ofproto
,
5545 ofproto_dpif_get_tables_version(ofproto
),
5546 TBL_INTERNAL
, &fm
.match
.flow
,
5557 ofproto_dpif_delete_internal_flow(struct ofproto_dpif
*ofproto
,
5558 struct match
*match
, int priority
)
5560 struct ofputil_flow_mod fm
;
5563 fm
= (struct ofputil_flow_mod
) {
5564 .buffer_id
= UINT32_MAX
,
5566 .priority
= priority
,
5567 .table_id
= TBL_INTERNAL
,
5568 .out_port
= OFPP_ANY
,
5569 .out_group
= OFPG_ANY
,
5570 .flags
= OFPUTIL_FF_HIDDEN_FIELDS
| OFPUTIL_FF_NO_READONLY
,
5571 .command
= OFPFC_DELETE_STRICT
,
5574 error
= ofproto_flow_mod(&ofproto
->up
, &fm
);
5576 VLOG_ERR_RL(&rl
, "failed to delete internal flow (%s)",
5577 ofperr_to_string(error
));
5585 meter_get_features(const struct ofproto
*ofproto_
,
5586 struct ofputil_meter_features
*features
)
5588 const struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofproto_
);
5590 dpif_meter_get_features(ofproto
->backer
->dpif
, features
);
5594 meter_set(struct ofproto
*ofproto_
, ofproto_meter_id
*meter_id
,
5595 struct ofputil_meter_config
*config
)
5597 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofproto_
);
5599 /* Provider ID unknown. Use backer to allocate a new DP meter */
5600 if (meter_id
->uint32
== UINT32_MAX
) {
5601 if (!ofproto
->backer
->meter_ids
) {
5602 return EFBIG
; /* Datapath does not support meter. */
5605 if(!id_pool_alloc_id(ofproto
->backer
->meter_ids
, &meter_id
->uint32
)) {
5606 return ENOMEM
; /* Can't allocate a DP meter. */
5610 switch (dpif_meter_set(ofproto
->backer
->dpif
, meter_id
, config
)) {
5613 case EFBIG
: /* meter_id out of range */
5614 case ENOMEM
: /* Cannot allocate meter */
5615 return OFPERR_OFPMMFC_OUT_OF_METERS
;
5616 case EBADF
: /* Unsupported flags */
5617 return OFPERR_OFPMMFC_BAD_FLAGS
;
5618 case EINVAL
: /* Too many bands */
5619 return OFPERR_OFPMMFC_OUT_OF_BANDS
;
5620 case ENODEV
: /* Unsupported band type */
5621 return OFPERR_OFPMMFC_BAD_BAND
;
5622 case EDOM
: /* Rate must be non-zero */
5623 return OFPERR_OFPMMFC_BAD_RATE
;
5625 return OFPERR_OFPMMFC_UNKNOWN
;
5630 meter_get(const struct ofproto
*ofproto_
, ofproto_meter_id meter_id
,
5631 struct ofputil_meter_stats
*stats
, uint16_t n_bands
)
5633 const struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofproto_
);
5635 if (!dpif_meter_get(ofproto
->backer
->dpif
, meter_id
, stats
, n_bands
)) {
5638 return OFPERR_OFPMMFC_UNKNOWN_METER
;
5641 struct free_meter_id_args
{
5642 struct ofproto_dpif
*ofproto
;
5643 ofproto_meter_id meter_id
;
5647 free_meter_id(struct free_meter_id_args
*args
)
5649 struct ofproto_dpif
*ofproto
= args
->ofproto
;
5651 dpif_meter_del(ofproto
->backer
->dpif
, args
->meter_id
, NULL
, 0);
5652 id_pool_free_id(ofproto
->backer
->meter_ids
, args
->meter_id
.uint32
);
5657 meter_del(struct ofproto
*ofproto_
, ofproto_meter_id meter_id
)
5659 struct free_meter_id_args
*arg
= xmalloc(sizeof *arg
);
5661 /* Before a meter can be deleted, Openflow spec requires all rules
5662 * referring to the meter to be (automatically) removed before the
5663 * meter is deleted. However, since vswitchd is multi-threaded,
5664 * those rules and their actions remain accessible by other threads,
5665 * especially by the handler and revalidator threads.
5666 * Postpone meter deletion after RCU grace period, so that ongoing
5667 * upcall translation or flow revalidation can complete. */
5668 arg
->ofproto
= ofproto_dpif_cast(ofproto_
);
5669 arg
->meter_id
= meter_id
;
5670 ovsrcu_postpone(free_meter_id
, arg
);
5673 const struct ofproto_class ofproto_dpif_class
= {
5687 NULL
, /* get_memory_usage. */
5688 type_get_memory_usage
,
5708 port_is_lacp_current
,
5709 port_get_lacp_stats
,
5710 NULL
, /* rule_choose_table */
5714 NULL
, /* rule_delete */
5719 packet_xlate_revert
,
5737 aa_vlan_get_queue_size
,
5744 get_stp_port_status
,
5749 get_rstp_port_status
,
5756 is_mirror_output_bundle
,
5757 forward_bpdu_changed
,
5758 set_mac_table_config
,
5760 set_mcast_snooping_port
,
5765 group_alloc
, /* group_alloc */
5766 group_construct
, /* group_construct */
5767 group_destruct
, /* group_destruct */
5768 group_dealloc
, /* group_dealloc */
5769 NULL
, /* group_modify */
5770 group_get_stats
, /* group_get_stats */
5771 get_datapath_version
, /* get_datapath_version */
5773 ct_flush
, /* ct_flush */