2 * Copyright (c) 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016 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 "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"s. */
96 enum port_vlan_mode vlan_mode
; /* VLAN mode */
97 int vlan
; /* -1=trunk port, else a 12-bit VLAN ID. */
98 unsigned long *trunks
; /* Bitmap of trunked VLANs, if 'vlan' == -1.
99 * NULL if all VLANs are trunked. */
100 struct lacp
*lacp
; /* LACP if LACP is enabled, otherwise NULL. */
101 struct bond
*bond
; /* Nonnull iff more than one port. */
102 bool use_priority_tags
; /* Use 802.1p tag for frames in VLAN 0? */
104 bool protected; /* Protected port mode */
107 bool floodable
; /* True if no port has OFPUTIL_PC_NO_FLOOD set. */
110 static void bundle_remove(struct ofport
*);
111 static void bundle_update(struct ofbundle
*);
112 static void bundle_destroy(struct ofbundle
*);
113 static void bundle_del_port(struct ofport_dpif
*);
114 static void bundle_run(struct ofbundle
*);
115 static void bundle_wait(struct ofbundle
*);
116 static void bundle_flush_macs(struct ofbundle
*, bool);
117 static void bundle_move(struct ofbundle
*, struct ofbundle
*);
119 static void stp_run(struct ofproto_dpif
*ofproto
);
120 static void stp_wait(struct ofproto_dpif
*ofproto
);
121 static int set_stp_port(struct ofport
*,
122 const struct ofproto_port_stp_settings
*);
124 static void rstp_run(struct ofproto_dpif
*ofproto
);
125 static void set_rstp_port(struct ofport
*,
126 const struct ofproto_port_rstp_settings
*);
129 struct hmap_node odp_port_node
; /* In dpif_backer's "odp_to_ofport_map". */
133 struct ofbundle
*bundle
; /* Bundle that contains this port, if any. */
134 struct ovs_list bundle_node
;/* In struct ofbundle's "ports" list. */
135 struct cfm
*cfm
; /* Connectivity Fault Management, if any. */
136 struct bfd
*bfd
; /* BFD, if any. */
137 struct lldp
*lldp
; /* lldp, if any. */
138 bool may_enable
; /* May be enabled in bonds. */
139 bool is_tunnel
; /* This port is a tunnel. */
140 bool is_layer3
; /* This is a layer 3 port. */
141 long long int carrier_seq
; /* Carrier status changes. */
142 struct ofport_dpif
*peer
; /* Peer if patch port. */
145 struct stp_port
*stp_port
; /* Spanning Tree Protocol, if any. */
146 enum stp_state stp_state
; /* Always STP_DISABLED if STP not in use. */
147 long long int stp_state_entered
;
149 /* Rapid Spanning Tree. */
150 struct rstp_port
*rstp_port
; /* Rapid Spanning Tree Protocol, if any. */
151 enum rstp_state rstp_state
; /* Always RSTP_DISABLED if RSTP not in use. */
153 /* Queue to DSCP mapping. */
154 struct ofproto_port_queue
*qdscp
;
158 static odp_port_t
ofp_port_to_odp_port(const struct ofproto_dpif
*,
161 static ofp_port_t
odp_port_to_ofp_port(const struct ofproto_dpif
*,
164 static struct ofport_dpif
*
165 ofport_dpif_cast(const struct ofport
*ofport
)
167 return ofport
? CONTAINER_OF(ofport
, struct ofport_dpif
, up
) : NULL
;
170 static void port_run(struct ofport_dpif
*);
171 static int set_bfd(struct ofport
*, const struct smap
*);
172 static int set_cfm(struct ofport
*, const struct cfm_settings
*);
173 static int set_lldp(struct ofport
*ofport_
, const struct smap
*cfg
);
174 static void ofport_update_peer(struct ofport_dpif
*);
176 COVERAGE_DEFINE(rev_reconfigure
);
177 COVERAGE_DEFINE(rev_stp
);
178 COVERAGE_DEFINE(rev_rstp
);
179 COVERAGE_DEFINE(rev_bond
);
180 COVERAGE_DEFINE(rev_port_toggled
);
181 COVERAGE_DEFINE(rev_flow_table
);
182 COVERAGE_DEFINE(rev_mac_learning
);
183 COVERAGE_DEFINE(rev_mcast_snooping
);
185 /* All existing ofproto_backer instances, indexed by ofproto->up.type. */
186 struct shash all_dpif_backers
= SHASH_INITIALIZER(&all_dpif_backers
);
188 /* All existing ofproto_dpif instances, indexed by ->up.name. */
189 struct hmap all_ofproto_dpifs
= HMAP_INITIALIZER(&all_ofproto_dpifs
);
191 static bool ofproto_use_tnl_push_pop
= true;
192 static void ofproto_unixctl_init(void);
194 static inline struct ofproto_dpif
*
195 ofproto_dpif_cast(const struct ofproto
*ofproto
)
197 ovs_assert(ofproto
->ofproto_class
== &ofproto_dpif_class
);
198 return CONTAINER_OF(ofproto
, struct ofproto_dpif
, up
);
201 /* Global variables. */
202 static struct vlog_rate_limit rl
= VLOG_RATE_LIMIT_INIT(1, 5);
204 /* Initial mappings of port to bridge mappings. */
205 static struct shash init_ofp_ports
= SHASH_INITIALIZER(&init_ofp_ports
);
207 /* Initialize 'ofm' for a learn action. If the rule already existed, reference
208 * to that rule is taken, otherwise a new rule is created. 'ofm' keeps the
209 * rule reference in both cases. */
211 ofproto_dpif_flow_mod_init_for_learn(struct ofproto_dpif
*ofproto
,
212 const struct ofputil_flow_mod
*fm
,
213 struct ofproto_flow_mod
*ofm
)
215 /* This will not take the global 'ofproto_mutex'. */
216 return ofproto_flow_mod_init_for_learn(&ofproto
->up
, fm
, ofm
);
219 /* Appends 'am' to the queue of asynchronous messages to be sent to the
220 * controller. Takes ownership of 'am' and any data it points to. */
222 ofproto_dpif_send_async_msg(struct ofproto_dpif
*ofproto
,
223 struct ofproto_async_msg
*am
)
225 if (!guarded_list_push_back(&ofproto
->ams
, &am
->list_node
, 1024)) {
226 COVERAGE_INC(packet_in_overflow
);
227 ofproto_async_msg_free(am
);
230 /* Wakes up main thread for packet-in I/O. */
231 seq_change(ofproto
->ams_seq
);
234 /* Factory functions. */
237 init(const struct shash
*iface_hints
)
239 struct shash_node
*node
;
241 /* Make a local copy, since we don't own 'iface_hints' elements. */
242 SHASH_FOR_EACH(node
, iface_hints
) {
243 const struct iface_hint
*orig_hint
= node
->data
;
244 struct iface_hint
*new_hint
= xmalloc(sizeof *new_hint
);
246 new_hint
->br_name
= xstrdup(orig_hint
->br_name
);
247 new_hint
->br_type
= xstrdup(orig_hint
->br_type
);
248 new_hint
->ofp_port
= orig_hint
->ofp_port
;
250 shash_add(&init_ofp_ports
, node
->name
, new_hint
);
253 ofproto_unixctl_init();
254 ofproto_dpif_trace_init();
259 enumerate_types(struct sset
*types
)
261 dp_enumerate_types(types
);
265 enumerate_names(const char *type
, struct sset
*names
)
267 struct ofproto_dpif
*ofproto
;
270 HMAP_FOR_EACH (ofproto
, all_ofproto_dpifs_node
, &all_ofproto_dpifs
) {
271 if (strcmp(type
, ofproto
->up
.type
)) {
274 sset_add(names
, ofproto
->up
.name
);
281 del(const char *type
, const char *name
)
286 error
= dpif_open(name
, type
, &dpif
);
288 error
= dpif_delete(dpif
);
295 port_open_type(const char *datapath_type
, const char *port_type
)
297 return dpif_port_open_type(datapath_type
, port_type
);
300 /* Type functions. */
302 static void process_dpif_port_changes(struct dpif_backer
*);
303 static void process_dpif_all_ports_changed(struct dpif_backer
*);
304 static void process_dpif_port_change(struct dpif_backer
*,
305 const char *devname
);
306 static void process_dpif_port_error(struct dpif_backer
*, int error
);
308 static struct ofproto_dpif
*
309 lookup_ofproto_dpif_by_port_name(const char *name
)
311 struct ofproto_dpif
*ofproto
;
313 HMAP_FOR_EACH (ofproto
, all_ofproto_dpifs_node
, &all_ofproto_dpifs
) {
314 if (sset_contains(&ofproto
->ports
, name
)) {
323 type_run(const char *type
)
325 struct dpif_backer
*backer
;
327 backer
= shash_find_data(&all_dpif_backers
, type
);
329 /* This is not necessarily a problem, since backers are only
330 * created on demand. */
334 if (dpif_run(backer
->dpif
)) {
335 backer
->need_revalidate
= REV_RECONFIGURE
;
338 udpif_run(backer
->udpif
);
340 /* If vswitchd started with other_config:flow_restore_wait set as "true",
341 * and the configuration has now changed to "false", enable receiving
342 * packets from the datapath. */
343 if (!backer
->recv_set_enable
&& !ofproto_get_flow_restore_wait()) {
346 backer
->recv_set_enable
= true;
348 error
= dpif_recv_set(backer
->dpif
, backer
->recv_set_enable
);
350 VLOG_ERR("Failed to enable receiving packets in dpif.");
353 dpif_flow_flush(backer
->dpif
);
354 backer
->need_revalidate
= REV_RECONFIGURE
;
357 if (backer
->recv_set_enable
) {
358 udpif_set_threads(backer
->udpif
, n_handlers
, n_revalidators
);
361 if (backer
->need_revalidate
) {
362 struct ofproto_dpif
*ofproto
;
363 struct simap_node
*node
;
364 struct simap tmp_backers
;
366 /* Handle tunnel garbage collection. */
367 simap_init(&tmp_backers
);
368 simap_swap(&backer
->tnl_backers
, &tmp_backers
);
370 HMAP_FOR_EACH (ofproto
, all_ofproto_dpifs_node
, &all_ofproto_dpifs
) {
371 struct ofport_dpif
*iter
;
373 if (backer
!= ofproto
->backer
) {
377 HMAP_FOR_EACH (iter
, up
.hmap_node
, &ofproto
->up
.ports
) {
378 char namebuf
[NETDEV_VPORT_NAME_BUFSIZE
];
381 if (!iter
->is_tunnel
) {
385 dp_port
= netdev_vport_get_dpif_port(iter
->up
.netdev
,
386 namebuf
, sizeof namebuf
);
387 node
= simap_find(&tmp_backers
, dp_port
);
389 simap_put(&backer
->tnl_backers
, dp_port
, node
->data
);
390 simap_delete(&tmp_backers
, node
);
391 node
= simap_find(&backer
->tnl_backers
, dp_port
);
393 node
= simap_find(&backer
->tnl_backers
, dp_port
);
395 odp_port_t odp_port
= ODPP_NONE
;
397 if (!dpif_port_add(backer
->dpif
, iter
->up
.netdev
,
399 simap_put(&backer
->tnl_backers
, dp_port
,
400 odp_to_u32(odp_port
));
401 node
= simap_find(&backer
->tnl_backers
, dp_port
);
406 iter
->odp_port
= node
? u32_to_odp(node
->data
) : ODPP_NONE
;
407 if (tnl_port_reconfigure(iter
, iter
->up
.netdev
,
409 ovs_native_tunneling_is_on(ofproto
), dp_port
)) {
410 backer
->need_revalidate
= REV_RECONFIGURE
;
415 SIMAP_FOR_EACH (node
, &tmp_backers
) {
416 dpif_port_del(backer
->dpif
, u32_to_odp(node
->data
));
418 simap_destroy(&tmp_backers
);
420 switch (backer
->need_revalidate
) {
421 case REV_RECONFIGURE
: COVERAGE_INC(rev_reconfigure
); break;
422 case REV_STP
: COVERAGE_INC(rev_stp
); break;
423 case REV_RSTP
: COVERAGE_INC(rev_rstp
); break;
424 case REV_BOND
: COVERAGE_INC(rev_bond
); break;
425 case REV_PORT_TOGGLED
: COVERAGE_INC(rev_port_toggled
); break;
426 case REV_FLOW_TABLE
: COVERAGE_INC(rev_flow_table
); break;
427 case REV_MAC_LEARNING
: COVERAGE_INC(rev_mac_learning
); break;
428 case REV_MCAST_SNOOPING
: COVERAGE_INC(rev_mcast_snooping
); break;
430 backer
->need_revalidate
= 0;
433 HMAP_FOR_EACH (ofproto
, all_ofproto_dpifs_node
, &all_ofproto_dpifs
) {
434 struct ofport_dpif
*ofport
;
435 struct ofbundle
*bundle
;
437 if (ofproto
->backer
!= backer
) {
441 xlate_ofproto_set(ofproto
, ofproto
->up
.name
,
442 ofproto
->backer
->dpif
, ofproto
->ml
,
443 ofproto
->stp
, ofproto
->rstp
, ofproto
->ms
,
444 ofproto
->mbridge
, ofproto
->sflow
, ofproto
->ipfix
,
446 ofproto
->up
.forward_bpdu
,
447 connmgr_has_in_band(ofproto
->up
.connmgr
),
448 &ofproto
->backer
->support
);
450 HMAP_FOR_EACH (bundle
, hmap_node
, &ofproto
->bundles
) {
451 xlate_bundle_set(ofproto
, bundle
, bundle
->name
,
452 bundle
->vlan_mode
, bundle
->vlan
,
453 bundle
->trunks
, bundle
->use_priority_tags
,
454 bundle
->bond
, bundle
->lacp
,
455 bundle
->floodable
, bundle
->protected);
458 HMAP_FOR_EACH (ofport
, up
.hmap_node
, &ofproto
->up
.ports
) {
459 int stp_port
= ofport
->stp_port
460 ? stp_port_no(ofport
->stp_port
)
462 xlate_ofport_set(ofproto
, ofport
->bundle
, ofport
,
463 ofport
->up
.ofp_port
, ofport
->odp_port
,
464 ofport
->up
.netdev
, ofport
->cfm
, ofport
->bfd
,
465 ofport
->lldp
, ofport
->peer
, stp_port
,
466 ofport
->rstp_port
, ofport
->qdscp
,
467 ofport
->n_qdscp
, ofport
->up
.pp
.config
,
468 ofport
->up
.pp
.state
, ofport
->is_tunnel
,
474 udpif_revalidate(backer
->udpif
);
477 process_dpif_port_changes(backer
);
482 /* Check for and handle port changes in 'backer''s dpif. */
484 process_dpif_port_changes(struct dpif_backer
*backer
)
490 error
= dpif_port_poll(backer
->dpif
, &devname
);
496 process_dpif_all_ports_changed(backer
);
500 process_dpif_port_change(backer
, devname
);
505 process_dpif_port_error(backer
, error
);
512 process_dpif_all_ports_changed(struct dpif_backer
*backer
)
514 struct ofproto_dpif
*ofproto
;
515 struct dpif_port dpif_port
;
516 struct dpif_port_dump dump
;
517 struct sset devnames
;
520 sset_init(&devnames
);
521 HMAP_FOR_EACH (ofproto
, all_ofproto_dpifs_node
, &all_ofproto_dpifs
) {
522 if (ofproto
->backer
== backer
) {
523 struct ofport
*ofport
;
525 HMAP_FOR_EACH (ofport
, hmap_node
, &ofproto
->up
.ports
) {
526 sset_add(&devnames
, netdev_get_name(ofport
->netdev
));
530 DPIF_PORT_FOR_EACH (&dpif_port
, &dump
, backer
->dpif
) {
531 sset_add(&devnames
, dpif_port
.name
);
534 SSET_FOR_EACH (devname
, &devnames
) {
535 process_dpif_port_change(backer
, devname
);
537 sset_destroy(&devnames
);
541 process_dpif_port_change(struct dpif_backer
*backer
, const char *devname
)
543 struct ofproto_dpif
*ofproto
;
544 struct dpif_port port
;
546 /* Don't report on the datapath's device. */
547 if (!strcmp(devname
, dpif_base_name(backer
->dpif
))) {
551 HMAP_FOR_EACH (ofproto
, all_ofproto_dpifs_node
,
552 &all_ofproto_dpifs
) {
553 if (simap_contains(&ofproto
->backer
->tnl_backers
, devname
)) {
558 ofproto
= lookup_ofproto_dpif_by_port_name(devname
);
559 if (dpif_port_query_by_name(backer
->dpif
, devname
, &port
)) {
560 /* The port was removed. If we know the datapath,
561 * report it through poll_set(). If we don't, it may be
562 * notifying us of a removal we initiated, so ignore it.
563 * If there's a pending ENOBUFS, let it stand, since
564 * everything will be reevaluated. */
565 if (ofproto
&& ofproto
->port_poll_errno
!= ENOBUFS
) {
566 sset_add(&ofproto
->port_poll_set
, devname
);
567 ofproto
->port_poll_errno
= 0;
569 } else if (!ofproto
) {
570 /* The port was added, but we don't know with which
571 * ofproto we should associate it. Delete it. */
572 dpif_port_del(backer
->dpif
, port
.port_no
);
574 struct ofport_dpif
*ofport
;
576 ofport
= ofport_dpif_cast(shash_find_data(
577 &ofproto
->up
.port_by_name
, devname
));
579 && ofport
->odp_port
!= port
.port_no
580 && !odp_port_to_ofport(backer
, port
.port_no
))
582 /* 'ofport''s datapath port number has changed from
583 * 'ofport->odp_port' to 'port.port_no'. Update our internal data
584 * structures to match. */
585 ovs_rwlock_wrlock(&backer
->odp_to_ofport_lock
);
586 hmap_remove(&backer
->odp_to_ofport_map
, &ofport
->odp_port_node
);
587 ofport
->odp_port
= port
.port_no
;
588 hmap_insert(&backer
->odp_to_ofport_map
, &ofport
->odp_port_node
,
589 hash_odp_port(port
.port_no
));
590 ovs_rwlock_unlock(&backer
->odp_to_ofport_lock
);
591 backer
->need_revalidate
= REV_RECONFIGURE
;
594 dpif_port_destroy(&port
);
597 /* Propagate 'error' to all ofprotos based on 'backer'. */
599 process_dpif_port_error(struct dpif_backer
*backer
, int error
)
601 struct ofproto_dpif
*ofproto
;
603 HMAP_FOR_EACH (ofproto
, all_ofproto_dpifs_node
, &all_ofproto_dpifs
) {
604 if (ofproto
->backer
== backer
) {
605 sset_clear(&ofproto
->port_poll_set
);
606 ofproto
->port_poll_errno
= error
;
612 type_wait(const char *type
)
614 struct dpif_backer
*backer
;
616 backer
= shash_find_data(&all_dpif_backers
, type
);
618 /* This is not necessarily a problem, since backers are only
619 * created on demand. */
623 dpif_wait(backer
->dpif
);
626 /* Basic life-cycle. */
628 static int add_internal_flows(struct ofproto_dpif
*);
630 static struct ofproto
*
633 struct ofproto_dpif
*ofproto
= xzalloc(sizeof *ofproto
);
638 dealloc(struct ofproto
*ofproto_
)
640 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofproto_
);
645 close_dpif_backer(struct dpif_backer
*backer
)
647 ovs_assert(backer
->refcount
> 0);
649 if (--backer
->refcount
) {
653 udpif_destroy(backer
->udpif
);
655 simap_destroy(&backer
->tnl_backers
);
656 ovs_rwlock_destroy(&backer
->odp_to_ofport_lock
);
657 hmap_destroy(&backer
->odp_to_ofport_map
);
658 shash_find_and_delete(&all_dpif_backers
, backer
->type
);
660 free(backer
->dp_version_string
);
661 dpif_close(backer
->dpif
);
665 /* Datapath port slated for removal from datapath. */
667 struct ovs_list list_node
;
671 static bool check_variable_length_userdata(struct dpif_backer
*backer
);
672 static void check_support(struct dpif_backer
*backer
);
675 open_dpif_backer(const char *type
, struct dpif_backer
**backerp
)
677 struct dpif_backer
*backer
;
678 struct dpif_port_dump port_dump
;
679 struct dpif_port port
;
680 struct shash_node
*node
;
681 struct ovs_list garbage_list
;
682 struct odp_garbage
*garbage
;
689 backer
= shash_find_data(&all_dpif_backers
, type
);
696 backer_name
= xasprintf("ovs-%s", type
);
698 /* Remove any existing datapaths, since we assume we're the only
699 * userspace controlling the datapath. */
701 dp_enumerate_names(type
, &names
);
702 SSET_FOR_EACH(name
, &names
) {
703 struct dpif
*old_dpif
;
705 /* Don't remove our backer if it exists. */
706 if (!strcmp(name
, backer_name
)) {
710 if (dpif_open(name
, type
, &old_dpif
)) {
711 VLOG_WARN("couldn't open old datapath %s to remove it", name
);
713 dpif_delete(old_dpif
);
714 dpif_close(old_dpif
);
717 sset_destroy(&names
);
719 backer
= xmalloc(sizeof *backer
);
721 error
= dpif_create_and_open(backer_name
, type
, &backer
->dpif
);
724 VLOG_ERR("failed to open datapath of type %s: %s", type
,
725 ovs_strerror(error
));
729 backer
->udpif
= udpif_create(backer
, backer
->dpif
);
731 backer
->type
= xstrdup(type
);
732 backer
->refcount
= 1;
733 hmap_init(&backer
->odp_to_ofport_map
);
734 ovs_rwlock_init(&backer
->odp_to_ofport_lock
);
735 backer
->need_revalidate
= 0;
736 simap_init(&backer
->tnl_backers
);
737 backer
->recv_set_enable
= !ofproto_get_flow_restore_wait();
740 if (backer
->recv_set_enable
) {
741 dpif_flow_flush(backer
->dpif
);
744 /* Loop through the ports already on the datapath and remove any
745 * that we don't need anymore. */
746 ovs_list_init(&garbage_list
);
747 dpif_port_dump_start(&port_dump
, backer
->dpif
);
748 while (dpif_port_dump_next(&port_dump
, &port
)) {
749 node
= shash_find(&init_ofp_ports
, port
.name
);
750 if (!node
&& strcmp(port
.name
, dpif_base_name(backer
->dpif
))) {
751 garbage
= xmalloc(sizeof *garbage
);
752 garbage
->odp_port
= port
.port_no
;
753 ovs_list_push_front(&garbage_list
, &garbage
->list_node
);
756 dpif_port_dump_done(&port_dump
);
758 LIST_FOR_EACH_POP (garbage
, list_node
, &garbage_list
) {
759 dpif_port_del(backer
->dpif
, garbage
->odp_port
);
763 shash_add(&all_dpif_backers
, type
, backer
);
765 check_support(backer
);
766 atomic_count_init(&backer
->tnl_count
, 0);
768 error
= dpif_recv_set(backer
->dpif
, backer
->recv_set_enable
);
770 VLOG_ERR("failed to listen on datapath of type %s: %s",
771 type
, ovs_strerror(error
));
772 close_dpif_backer(backer
);
776 if (backer
->recv_set_enable
) {
777 udpif_set_threads(backer
->udpif
, n_handlers
, n_revalidators
);
780 /* This check fails if performed before udpif threads have been set,
781 * as the kernel module checks that the 'pid' in userspace action
783 backer
->support
.variable_length_userdata
784 = check_variable_length_userdata(backer
);
785 backer
->dp_version_string
= dpif_get_dp_version(backer
->dpif
);
791 ovs_native_tunneling_is_on(struct ofproto_dpif
*ofproto
)
793 return ofproto_use_tnl_push_pop
&& ofproto
->backer
->support
.tnl_push_pop
&&
794 atomic_count_get(&ofproto
->backer
->tnl_count
);
797 /* Tests whether 'backer''s datapath supports recirculation. Only newer
798 * datapaths support OVS_KEY_ATTR_RECIRC_ID in keys. We need to disable some
799 * features on older datapaths that don't support this feature.
801 * Returns false if 'backer' definitely does not support recirculation, true if
802 * it seems to support recirculation or if at least the error we get is
805 check_recirc(struct dpif_backer
*backer
)
808 struct odputil_keybuf keybuf
;
811 struct odp_flow_key_parms odp_parms
= {
818 memset(&flow
, 0, sizeof flow
);
822 ofpbuf_use_stack(&key
, &keybuf
, sizeof keybuf
);
823 odp_flow_key_from_flow(&odp_parms
, &key
);
824 enable_recirc
= dpif_probe_feature(backer
->dpif
, "recirculation", &key
,
828 VLOG_INFO("%s: Datapath supports recirculation",
829 dpif_name(backer
->dpif
));
831 VLOG_INFO("%s: Datapath does not support recirculation",
832 dpif_name(backer
->dpif
));
835 return enable_recirc
;
838 /* Tests whether 'dpif' supports unique flow ids. We can skip serializing
839 * some flow attributes for datapaths that support this feature.
841 * Returns true if 'dpif' supports UFID for flow operations.
842 * Returns false if 'dpif' does not support UFID. */
844 check_ufid(struct dpif_backer
*backer
)
847 struct odputil_keybuf keybuf
;
851 struct odp_flow_key_parms odp_parms
= {
855 memset(&flow
, 0, sizeof flow
);
856 flow
.dl_type
= htons(0x1234);
858 ofpbuf_use_stack(&key
, &keybuf
, sizeof keybuf
);
859 odp_flow_key_from_flow(&odp_parms
, &key
);
860 dpif_flow_hash(backer
->dpif
, key
.data
, key
.size
, &ufid
);
862 enable_ufid
= dpif_probe_feature(backer
->dpif
, "UFID", &key
, &ufid
);
865 VLOG_INFO("%s: Datapath supports unique flow ids",
866 dpif_name(backer
->dpif
));
868 VLOG_INFO("%s: Datapath does not support unique flow ids",
869 dpif_name(backer
->dpif
));
874 /* Tests whether 'backer''s datapath supports variable-length
875 * OVS_USERSPACE_ATTR_USERDATA in OVS_ACTION_ATTR_USERSPACE actions. We need
876 * to disable some features on older datapaths that don't support this
879 * Returns false if 'backer' definitely does not support variable-length
880 * userdata, true if it seems to support them or if at least the error we get
883 check_variable_length_userdata(struct dpif_backer
*backer
)
885 struct eth_header
*eth
;
886 struct ofpbuf actions
;
887 struct dpif_execute execute
;
888 struct dp_packet packet
;
893 /* Compose a userspace action that will cause an ERANGE error on older
894 * datapaths that don't support variable-length userdata.
896 * We really test for using userdata longer than 8 bytes, but older
897 * datapaths accepted these, silently truncating the userdata to 8 bytes.
898 * The same older datapaths rejected userdata shorter than 8 bytes, so we
899 * test for that instead as a proxy for longer userdata support. */
900 ofpbuf_init(&actions
, 64);
901 start
= nl_msg_start_nested(&actions
, OVS_ACTION_ATTR_USERSPACE
);
902 nl_msg_put_u32(&actions
, OVS_USERSPACE_ATTR_PID
,
903 dpif_port_get_pid(backer
->dpif
, ODPP_NONE
, 0));
904 nl_msg_put_unspec_zero(&actions
, OVS_USERSPACE_ATTR_USERDATA
, 4);
905 nl_msg_end_nested(&actions
, start
);
907 /* Compose a dummy ethernet packet. */
908 dp_packet_init(&packet
, ETH_HEADER_LEN
);
909 eth
= dp_packet_put_zeros(&packet
, ETH_HEADER_LEN
);
910 eth
->eth_type
= htons(0x1234);
912 flow_extract(&packet
, &flow
);
914 /* Execute the actions. On older datapaths this fails with ERANGE, on
915 * newer datapaths it succeeds. */
916 execute
.actions
= actions
.data
;
917 execute
.actions_len
= actions
.size
;
918 execute
.packet
= &packet
;
919 execute
.flow
= &flow
;
920 execute
.needs_help
= false;
921 execute
.probe
= true;
924 error
= dpif_execute(backer
->dpif
, &execute
);
926 dp_packet_uninit(&packet
);
927 ofpbuf_uninit(&actions
);
934 /* Variable-length userdata is not supported. */
935 VLOG_WARN("%s: datapath does not support variable-length userdata "
936 "feature (needs Linux 3.10+ or kernel module from OVS "
937 "1..11+). The NXAST_SAMPLE action will be ignored.",
938 dpif_name(backer
->dpif
));
942 /* Something odd happened. We're not sure whether variable-length
943 * userdata is supported. Default to "yes". */
944 VLOG_WARN("%s: variable-length userdata feature probe failed (%s)",
945 dpif_name(backer
->dpif
), ovs_strerror(error
));
950 /* Tests the MPLS label stack depth supported by 'backer''s datapath.
952 * Returns the number of elements in a struct flow's mpls_lse field
953 * if the datapath supports at least that many entries in an
955 * Otherwise returns the number of MPLS push actions supported by
958 check_max_mpls_depth(struct dpif_backer
*backer
)
963 for (n
= 0; n
< FLOW_MAX_MPLS_LABELS
; n
++) {
964 struct odputil_keybuf keybuf
;
966 struct odp_flow_key_parms odp_parms
= {
970 memset(&flow
, 0, sizeof flow
);
971 flow
.dl_type
= htons(ETH_TYPE_MPLS
);
972 flow_set_mpls_bos(&flow
, n
, 1);
974 ofpbuf_use_stack(&key
, &keybuf
, sizeof keybuf
);
975 odp_flow_key_from_flow(&odp_parms
, &key
);
976 if (!dpif_probe_feature(backer
->dpif
, "MPLS", &key
, NULL
)) {
981 VLOG_INFO("%s: MPLS label stack length probed as %d",
982 dpif_name(backer
->dpif
), n
);
986 /* Tests whether 'backer''s datapath supports masked data in
987 * OVS_ACTION_ATTR_SET actions. We need to disable some features on older
988 * datapaths that don't support this feature. */
990 check_masked_set_action(struct dpif_backer
*backer
)
992 struct eth_header
*eth
;
993 struct ofpbuf actions
;
994 struct dpif_execute execute
;
995 struct dp_packet packet
;
998 struct ovs_key_ethernet key
, mask
;
1000 /* Compose a set action that will cause an EINVAL error on older
1001 * datapaths that don't support masked set actions.
1002 * Avoid using a full mask, as it could be translated to a non-masked
1003 * set action instead. */
1004 ofpbuf_init(&actions
, 64);
1005 memset(&key
, 0x53, sizeof key
);
1006 memset(&mask
, 0x7f, sizeof mask
);
1007 commit_masked_set_action(&actions
, OVS_KEY_ATTR_ETHERNET
, &key
, &mask
,
1010 /* Compose a dummy ethernet packet. */
1011 dp_packet_init(&packet
, ETH_HEADER_LEN
);
1012 eth
= dp_packet_put_zeros(&packet
, ETH_HEADER_LEN
);
1013 eth
->eth_type
= htons(0x1234);
1015 flow_extract(&packet
, &flow
);
1017 /* Execute the actions. On older datapaths this fails with EINVAL, on
1018 * newer datapaths it succeeds. */
1019 execute
.actions
= actions
.data
;
1020 execute
.actions_len
= actions
.size
;
1021 execute
.packet
= &packet
;
1022 execute
.flow
= &flow
;
1023 execute
.needs_help
= false;
1024 execute
.probe
= true;
1027 error
= dpif_execute(backer
->dpif
, &execute
);
1029 dp_packet_uninit(&packet
);
1030 ofpbuf_uninit(&actions
);
1033 /* Masked set action is not supported. */
1034 VLOG_INFO("%s: datapath does not support masked set action feature.",
1035 dpif_name(backer
->dpif
));
1040 /* Tests whether 'backer''s datapath supports truncation of a packet in
1041 * OVS_ACTION_ATTR_TRUNC. We need to disable some features on older
1042 * datapaths that don't support this feature. */
1044 check_trunc_action(struct dpif_backer
*backer
)
1046 struct eth_header
*eth
;
1047 struct ofpbuf actions
;
1048 struct dpif_execute execute
;
1049 struct dp_packet packet
;
1050 struct ovs_action_trunc
*trunc
;
1054 /* Compose an action with output(port:1,
1055 * max_len:OVS_ACTION_OUTPUT_MIN + 1).
1056 * This translates to one truncate action and one output action. */
1057 ofpbuf_init(&actions
, 64);
1058 trunc
= nl_msg_put_unspec_uninit(&actions
,
1059 OVS_ACTION_ATTR_TRUNC
, sizeof *trunc
);
1061 trunc
->max_len
= ETH_HEADER_LEN
+ 1;
1062 nl_msg_put_odp_port(&actions
, OVS_ACTION_ATTR_OUTPUT
, u32_to_odp(1));
1064 /* Compose a dummy Ethernet packet. */
1065 dp_packet_init(&packet
, ETH_HEADER_LEN
);
1066 eth
= dp_packet_put_zeros(&packet
, ETH_HEADER_LEN
);
1067 eth
->eth_type
= htons(0x1234);
1069 flow_extract(&packet
, &flow
);
1071 /* Execute the actions. On older datapaths this fails with EINVAL, on
1072 * newer datapaths it succeeds. */
1073 execute
.actions
= actions
.data
;
1074 execute
.actions_len
= actions
.size
;
1075 execute
.packet
= &packet
;
1076 execute
.flow
= &flow
;
1077 execute
.needs_help
= false;
1078 execute
.probe
= true;
1081 error
= dpif_execute(backer
->dpif
, &execute
);
1083 dp_packet_uninit(&packet
);
1084 ofpbuf_uninit(&actions
);
1087 VLOG_INFO("%s: Datapath does not support truncate action",
1088 dpif_name(backer
->dpif
));
1090 VLOG_INFO("%s: Datapath supports truncate action",
1091 dpif_name(backer
->dpif
));
1097 /* Tests whether 'backer''s datapath supports the clone action
1098 * OVS_ACTION_ATTR_CLONE. */
1100 check_clone(struct dpif_backer
*backer
)
1102 struct dpif_execute execute
;
1103 struct eth_header
*eth
;
1105 struct dp_packet packet
;
1106 struct ofpbuf actions
;
1110 /* Compose clone with an empty action list.
1111 * and check if datapath can decode the message. */
1112 ofpbuf_init(&actions
, 64);
1113 clone_start
= nl_msg_start_nested(&actions
, OVS_ACTION_ATTR_CLONE
);
1114 nl_msg_end_nested(&actions
, clone_start
);
1116 /* Compose a dummy Ethernet packet. */
1117 dp_packet_init(&packet
, ETH_HEADER_LEN
);
1118 eth
= dp_packet_put_zeros(&packet
, ETH_HEADER_LEN
);
1119 eth
->eth_type
= htons(0x1234);
1121 flow_extract(&packet
, &flow
);
1123 /* Execute the actions. On older datapaths this fails with EINVAL, on
1124 * newer datapaths it succeeds. */
1125 execute
.actions
= actions
.data
;
1126 execute
.actions_len
= actions
.size
;
1127 execute
.packet
= &packet
;
1128 execute
.flow
= &flow
;
1129 execute
.needs_help
= false;
1130 execute
.probe
= true;
1133 error
= dpif_execute(backer
->dpif
, &execute
);
1135 dp_packet_uninit(&packet
);
1136 ofpbuf_uninit(&actions
);
1139 VLOG_INFO("%s: Datapath does not support clone action",
1140 dpif_name(backer
->dpif
));
1142 VLOG_INFO("%s: Datapath supports clone action",
1143 dpif_name(backer
->dpif
));
1149 #define CHECK_FEATURE__(NAME, SUPPORT, FIELD, VALUE) \
1151 check_##NAME(struct dpif_backer *backer) \
1154 struct odputil_keybuf keybuf; \
1155 struct ofpbuf key; \
1157 struct odp_flow_key_parms odp_parms = { \
1164 memset(&flow, 0, sizeof flow); \
1165 flow.FIELD = VALUE; \
1167 ofpbuf_use_stack(&key, &keybuf, sizeof keybuf); \
1168 odp_flow_key_from_flow(&odp_parms, &key); \
1169 enable = dpif_probe_feature(backer->dpif, #NAME, &key, NULL); \
1172 VLOG_INFO("%s: Datapath supports "#NAME, dpif_name(backer->dpif)); \
1174 VLOG_INFO("%s: Datapath does not support "#NAME, \
1175 dpif_name(backer->dpif)); \
1180 #define CHECK_FEATURE(FIELD) CHECK_FEATURE__(FIELD, FIELD, FIELD, 1)
1182 CHECK_FEATURE(ct_state
)
1183 CHECK_FEATURE(ct_zone
)
1184 CHECK_FEATURE(ct_mark
)
1185 CHECK_FEATURE__(ct_label
, ct_label
, ct_label
.u64
.lo
, 1)
1186 CHECK_FEATURE__(ct_state_nat
, ct_state
, ct_state
, CS_TRACKED
|CS_SRC_NAT
)
1188 #undef CHECK_FEATURE
1189 #undef CHECK_FEATURE__
1192 check_support(struct dpif_backer
*backer
)
1194 /* This feature needs to be tested after udpif threads are set. */
1195 backer
->support
.variable_length_userdata
= false;
1198 backer
->support
.odp
.recirc
= check_recirc(backer
);
1199 backer
->support
.odp
.max_mpls_depth
= check_max_mpls_depth(backer
);
1200 backer
->support
.masked_set_action
= check_masked_set_action(backer
);
1201 backer
->support
.trunc
= check_trunc_action(backer
);
1202 backer
->support
.ufid
= check_ufid(backer
);
1203 backer
->support
.tnl_push_pop
= dpif_supports_tnl_push_pop(backer
->dpif
);
1204 backer
->support
.clone
= check_clone(backer
);
1207 backer
->support
.odp
.ct_state
= check_ct_state(backer
);
1208 backer
->support
.odp
.ct_zone
= check_ct_zone(backer
);
1209 backer
->support
.odp
.ct_mark
= check_ct_mark(backer
);
1210 backer
->support
.odp
.ct_label
= check_ct_label(backer
);
1212 backer
->support
.odp
.ct_state_nat
= check_ct_state_nat(backer
);
1216 construct(struct ofproto
*ofproto_
)
1218 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofproto_
);
1219 struct shash_node
*node
, *next
;
1222 /* Tunnel module can get used right after the udpif threads are running. */
1223 ofproto_tunnel_init();
1225 error
= open_dpif_backer(ofproto
->up
.type
, &ofproto
->backer
);
1230 uuid_generate(&ofproto
->uuid
);
1231 atomic_init(&ofproto
->tables_version
, OVS_VERSION_MIN
);
1232 ofproto
->netflow
= NULL
;
1233 ofproto
->sflow
= NULL
;
1234 ofproto
->ipfix
= NULL
;
1235 ofproto
->stp
= NULL
;
1236 ofproto
->rstp
= NULL
;
1237 ofproto
->dump_seq
= 0;
1238 hmap_init(&ofproto
->bundles
);
1239 ofproto
->ml
= mac_learning_create(MAC_ENTRY_DEFAULT_IDLE_TIME
);
1241 ofproto
->mbridge
= mbridge_create();
1242 ofproto
->has_bonded_bundles
= false;
1243 ofproto
->lacp_enabled
= false;
1244 ovs_mutex_init_adaptive(&ofproto
->stats_mutex
);
1246 guarded_list_init(&ofproto
->ams
);
1248 sset_init(&ofproto
->ports
);
1249 sset_init(&ofproto
->ghost_ports
);
1250 sset_init(&ofproto
->port_poll_set
);
1251 ofproto
->port_poll_errno
= 0;
1252 ofproto
->change_seq
= 0;
1253 ofproto
->ams_seq
= seq_create();
1254 ofproto
->ams_seqno
= seq_read(ofproto
->ams_seq
);
1257 SHASH_FOR_EACH_SAFE (node
, next
, &init_ofp_ports
) {
1258 struct iface_hint
*iface_hint
= node
->data
;
1260 if (!strcmp(iface_hint
->br_name
, ofproto
->up
.name
)) {
1261 /* Check if the datapath already has this port. */
1262 if (dpif_port_exists(ofproto
->backer
->dpif
, node
->name
)) {
1263 sset_add(&ofproto
->ports
, node
->name
);
1266 free(iface_hint
->br_name
);
1267 free(iface_hint
->br_type
);
1269 shash_delete(&init_ofp_ports
, node
);
1273 hmap_insert(&all_ofproto_dpifs
, &ofproto
->all_ofproto_dpifs_node
,
1274 hash_string(ofproto
->up
.name
, 0));
1275 memset(&ofproto
->stats
, 0, sizeof ofproto
->stats
);
1277 ofproto_init_tables(ofproto_
, N_TABLES
);
1278 error
= add_internal_flows(ofproto
);
1280 ofproto
->up
.tables
[TBL_INTERNAL
].flags
= OFTABLE_HIDDEN
| OFTABLE_READONLY
;
1286 add_internal_miss_flow(struct ofproto_dpif
*ofproto
, int id
,
1287 const struct ofpbuf
*ofpacts
, struct rule_dpif
**rulep
)
1293 match_init_catchall(&match
);
1294 match_set_reg(&match
, 0, id
);
1296 error
= ofproto_dpif_add_internal_flow(ofproto
, &match
, 0, 0, ofpacts
,
1298 *rulep
= error
? NULL
: rule_dpif_cast(rule
);
1304 add_internal_flows(struct ofproto_dpif
*ofproto
)
1306 struct ofpact_controller
*controller
;
1307 uint64_t ofpacts_stub
[128 / 8];
1308 struct ofpbuf ofpacts
;
1309 struct rule
*unused_rulep OVS_UNUSED
;
1314 ofpbuf_use_stack(&ofpacts
, ofpacts_stub
, sizeof ofpacts_stub
);
1317 controller
= ofpact_put_CONTROLLER(&ofpacts
);
1318 controller
->max_len
= UINT16_MAX
;
1319 controller
->controller_id
= 0;
1320 controller
->reason
= OFPR_IMPLICIT_MISS
;
1321 ofpact_finish_CONTROLLER(&ofpacts
, &controller
);
1323 error
= add_internal_miss_flow(ofproto
, id
++, &ofpacts
,
1324 &ofproto
->miss_rule
);
1329 ofpbuf_clear(&ofpacts
);
1330 error
= add_internal_miss_flow(ofproto
, id
++, &ofpacts
,
1331 &ofproto
->no_packet_in_rule
);
1336 error
= add_internal_miss_flow(ofproto
, id
++, &ofpacts
,
1337 &ofproto
->drop_frags_rule
);
1342 /* Drop any run away non-recirc rule lookups. Recirc_id has to be
1343 * zero when reaching this rule.
1345 * (priority=2), recirc_id=0, actions=drop
1347 ofpbuf_clear(&ofpacts
);
1348 match_init_catchall(&match
);
1349 match_set_recirc_id(&match
, 0);
1350 error
= ofproto_dpif_add_internal_flow(ofproto
, &match
, 2, 0, &ofpacts
,
1356 destruct(struct ofproto
*ofproto_
)
1358 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofproto_
);
1359 struct ofproto_async_msg
*am
;
1360 struct rule_dpif
*rule
;
1361 struct oftable
*table
;
1362 struct ovs_list ams
;
1364 ofproto
->backer
->need_revalidate
= REV_RECONFIGURE
;
1366 xlate_remove_ofproto(ofproto
);
1369 /* Ensure that the upcall processing threads have no remaining references
1370 * to the ofproto or anything in it. */
1371 udpif_synchronize(ofproto
->backer
->udpif
);
1373 hmap_remove(&all_ofproto_dpifs
, &ofproto
->all_ofproto_dpifs_node
);
1375 OFPROTO_FOR_EACH_TABLE (table
, &ofproto
->up
) {
1376 CLS_FOR_EACH (rule
, up
.cr
, &table
->cls
) {
1377 ofproto_rule_delete(&ofproto
->up
, &rule
->up
);
1380 ofproto_group_delete_all(&ofproto
->up
);
1382 guarded_list_pop_all(&ofproto
->ams
, &ams
);
1383 LIST_FOR_EACH_POP (am
, list_node
, &ams
) {
1384 ofproto_async_msg_free(am
);
1386 guarded_list_destroy(&ofproto
->ams
);
1388 recirc_free_ofproto(ofproto
, ofproto
->up
.name
);
1390 mbridge_unref(ofproto
->mbridge
);
1392 netflow_unref(ofproto
->netflow
);
1393 dpif_sflow_unref(ofproto
->sflow
);
1394 dpif_ipfix_unref(ofproto
->ipfix
);
1395 hmap_destroy(&ofproto
->bundles
);
1396 mac_learning_unref(ofproto
->ml
);
1397 mcast_snooping_unref(ofproto
->ms
);
1399 sset_destroy(&ofproto
->ports
);
1400 sset_destroy(&ofproto
->ghost_ports
);
1401 sset_destroy(&ofproto
->port_poll_set
);
1403 ovs_mutex_destroy(&ofproto
->stats_mutex
);
1405 seq_destroy(ofproto
->ams_seq
);
1407 close_dpif_backer(ofproto
->backer
);
1411 run(struct ofproto
*ofproto_
)
1413 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofproto_
);
1414 uint64_t new_seq
, new_dump_seq
;
1416 if (mbridge_need_revalidate(ofproto
->mbridge
)) {
1417 ofproto
->backer
->need_revalidate
= REV_RECONFIGURE
;
1418 ovs_rwlock_wrlock(&ofproto
->ml
->rwlock
);
1419 mac_learning_flush(ofproto
->ml
);
1420 ovs_rwlock_unlock(&ofproto
->ml
->rwlock
);
1421 mcast_snooping_mdb_flush(ofproto
->ms
);
1424 /* Always updates the ofproto->ams_seqno to avoid frequent wakeup during
1425 * flow restore. Even though nothing is processed during flow restore,
1426 * all queued 'ams' will be handled immediately when flow restore
1428 ofproto
->ams_seqno
= seq_read(ofproto
->ams_seq
);
1430 /* Do not perform any periodic activity required by 'ofproto' while
1431 * waiting for flow restore to complete. */
1432 if (!ofproto_get_flow_restore_wait()) {
1433 struct ofproto_async_msg
*am
;
1434 struct ovs_list ams
;
1436 guarded_list_pop_all(&ofproto
->ams
, &ams
);
1437 LIST_FOR_EACH_POP (am
, list_node
, &ams
) {
1438 connmgr_send_async_msg(ofproto
->up
.connmgr
, am
);
1439 ofproto_async_msg_free(am
);
1443 if (ofproto
->netflow
) {
1444 netflow_run(ofproto
->netflow
);
1446 if (ofproto
->sflow
) {
1447 dpif_sflow_run(ofproto
->sflow
);
1449 if (ofproto
->ipfix
) {
1450 dpif_ipfix_run(ofproto
->ipfix
);
1453 new_seq
= seq_read(connectivity_seq_get());
1454 if (ofproto
->change_seq
!= new_seq
) {
1455 struct ofport_dpif
*ofport
;
1457 HMAP_FOR_EACH (ofport
, up
.hmap_node
, &ofproto
->up
.ports
) {
1461 ofproto
->change_seq
= new_seq
;
1463 if (ofproto
->lacp_enabled
|| ofproto
->has_bonded_bundles
) {
1464 struct ofbundle
*bundle
;
1466 HMAP_FOR_EACH (bundle
, hmap_node
, &ofproto
->bundles
) {
1473 ovs_rwlock_wrlock(&ofproto
->ml
->rwlock
);
1474 if (mac_learning_run(ofproto
->ml
)) {
1475 ofproto
->backer
->need_revalidate
= REV_MAC_LEARNING
;
1477 ovs_rwlock_unlock(&ofproto
->ml
->rwlock
);
1479 if (mcast_snooping_run(ofproto
->ms
)) {
1480 ofproto
->backer
->need_revalidate
= REV_MCAST_SNOOPING
;
1483 new_dump_seq
= seq_read(udpif_dump_seq(ofproto
->backer
->udpif
));
1484 if (ofproto
->dump_seq
!= new_dump_seq
) {
1485 struct rule
*rule
, *next_rule
;
1486 long long now
= time_msec();
1488 /* We know stats are relatively fresh, so now is a good time to do some
1490 ofproto
->dump_seq
= new_dump_seq
;
1492 /* Expire OpenFlow flows whose idle_timeout or hard_timeout
1494 ovs_mutex_lock(&ofproto_mutex
);
1495 LIST_FOR_EACH_SAFE (rule
, next_rule
, expirable
,
1496 &ofproto
->up
.expirable
) {
1497 rule_expire(rule_dpif_cast(rule
), now
);
1499 ovs_mutex_unlock(&ofproto_mutex
);
1501 /* All outstanding data in existing flows has been accounted, so it's a
1502 * good time to do bond rebalancing. */
1503 if (ofproto
->has_bonded_bundles
) {
1504 struct ofbundle
*bundle
;
1506 HMAP_FOR_EACH (bundle
, hmap_node
, &ofproto
->bundles
) {
1508 bond_rebalance(bundle
->bond
);
1517 ofproto_dpif_wait(struct ofproto
*ofproto_
)
1519 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofproto_
);
1521 if (ofproto_get_flow_restore_wait()) {
1525 if (ofproto
->sflow
) {
1526 dpif_sflow_wait(ofproto
->sflow
);
1528 if (ofproto
->ipfix
) {
1529 dpif_ipfix_wait(ofproto
->ipfix
);
1531 if (ofproto
->lacp_enabled
|| ofproto
->has_bonded_bundles
) {
1532 struct ofbundle
*bundle
;
1534 HMAP_FOR_EACH (bundle
, hmap_node
, &ofproto
->bundles
) {
1535 bundle_wait(bundle
);
1538 if (ofproto
->netflow
) {
1539 netflow_wait(ofproto
->netflow
);
1541 ovs_rwlock_rdlock(&ofproto
->ml
->rwlock
);
1542 mac_learning_wait(ofproto
->ml
);
1543 ovs_rwlock_unlock(&ofproto
->ml
->rwlock
);
1544 mcast_snooping_wait(ofproto
->ms
);
1546 if (ofproto
->backer
->need_revalidate
) {
1547 poll_immediate_wake();
1550 seq_wait(udpif_dump_seq(ofproto
->backer
->udpif
), ofproto
->dump_seq
);
1551 seq_wait(ofproto
->ams_seq
, ofproto
->ams_seqno
);
1555 type_get_memory_usage(const char *type
, struct simap
*usage
)
1557 struct dpif_backer
*backer
;
1559 backer
= shash_find_data(&all_dpif_backers
, type
);
1561 udpif_get_memory_usage(backer
->udpif
, usage
);
1566 flush(struct ofproto
*ofproto_
)
1568 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofproto_
);
1569 struct dpif_backer
*backer
= ofproto
->backer
;
1572 udpif_flush(backer
->udpif
);
1577 query_tables(struct ofproto
*ofproto
,
1578 struct ofputil_table_features
*features
,
1579 struct ofputil_table_stats
*stats
)
1581 strcpy(features
->name
, "classifier");
1586 for (i
= 0; i
< ofproto
->n_tables
; i
++) {
1587 unsigned long missed
, matched
;
1589 atomic_read_relaxed(&ofproto
->tables
[i
].n_matched
, &matched
);
1590 atomic_read_relaxed(&ofproto
->tables
[i
].n_missed
, &missed
);
1592 stats
[i
].matched_count
= matched
;
1593 stats
[i
].lookup_count
= matched
+ missed
;
1599 set_tables_version(struct ofproto
*ofproto_
, ovs_version_t version
)
1601 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofproto_
);
1603 /* Use memory_order_release to signify that any prior memory accesses can
1604 * not be reordered to happen after this atomic store. This makes sure the
1605 * new version is properly set up when the readers can read this 'version'
1607 atomic_store_explicit(&ofproto
->tables_version
, version
,
1608 memory_order_release
);
1609 /* 'need_revalidate' can be reordered to happen before the atomic_store
1610 * above, but it does not matter as this variable is not accessed by other
1612 ofproto
->backer
->need_revalidate
= REV_FLOW_TABLE
;
1615 static struct ofport
*
1618 struct ofport_dpif
*port
= xzalloc(sizeof *port
);
1623 port_dealloc(struct ofport
*port_
)
1625 struct ofport_dpif
*port
= ofport_dpif_cast(port_
);
1630 port_construct(struct ofport
*port_
)
1632 struct ofport_dpif
*port
= ofport_dpif_cast(port_
);
1633 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(port
->up
.ofproto
);
1634 const struct netdev
*netdev
= port
->up
.netdev
;
1635 char namebuf
[NETDEV_VPORT_NAME_BUFSIZE
];
1636 const char *dp_port_name
;
1637 struct dpif_port dpif_port
;
1640 ofproto
->backer
->need_revalidate
= REV_RECONFIGURE
;
1641 port
->bundle
= NULL
;
1645 port
->may_enable
= false;
1646 port
->stp_port
= NULL
;
1647 port
->stp_state
= STP_DISABLED
;
1648 port
->rstp_port
= NULL
;
1649 port
->rstp_state
= RSTP_DISABLED
;
1650 port
->is_tunnel
= false;
1654 port
->carrier_seq
= netdev_get_carrier_resets(netdev
);
1655 port
->is_layer3
= netdev_vport_is_layer3(netdev
);
1657 if (netdev_vport_is_patch(netdev
)) {
1658 /* By bailing out here, we don't submit the port to the sFlow module
1659 * to be considered for counter polling export. This is correct
1660 * because the patch port represents an interface that sFlow considers
1661 * to be "internal" to the switch as a whole, and therefore not a
1662 * candidate for counter polling. */
1663 port
->odp_port
= ODPP_NONE
;
1664 ofport_update_peer(port
);
1668 dp_port_name
= netdev_vport_get_dpif_port(netdev
, namebuf
, sizeof namebuf
);
1669 error
= dpif_port_query_by_name(ofproto
->backer
->dpif
, dp_port_name
,
1675 port
->odp_port
= dpif_port
.port_no
;
1677 if (netdev_get_tunnel_config(netdev
)) {
1678 atomic_count_inc(&ofproto
->backer
->tnl_count
);
1679 error
= tnl_port_add(port
, port
->up
.netdev
, port
->odp_port
,
1680 ovs_native_tunneling_is_on(ofproto
), dp_port_name
);
1682 atomic_count_dec(&ofproto
->backer
->tnl_count
);
1683 dpif_port_destroy(&dpif_port
);
1687 port
->is_tunnel
= true;
1688 if (ofproto
->ipfix
) {
1689 dpif_ipfix_add_tunnel_port(ofproto
->ipfix
, port_
, port
->odp_port
);
1692 /* Sanity-check that a mapping doesn't already exist. This
1693 * shouldn't happen for non-tunnel ports. */
1694 if (odp_port_to_ofp_port(ofproto
, port
->odp_port
) != OFPP_NONE
) {
1695 VLOG_ERR("port %s already has an OpenFlow port number",
1697 dpif_port_destroy(&dpif_port
);
1701 ovs_rwlock_wrlock(&ofproto
->backer
->odp_to_ofport_lock
);
1702 hmap_insert(&ofproto
->backer
->odp_to_ofport_map
, &port
->odp_port_node
,
1703 hash_odp_port(port
->odp_port
));
1704 ovs_rwlock_unlock(&ofproto
->backer
->odp_to_ofport_lock
);
1706 dpif_port_destroy(&dpif_port
);
1708 if (ofproto
->sflow
) {
1709 dpif_sflow_add_port(ofproto
->sflow
, port_
, port
->odp_port
);
1716 port_destruct(struct ofport
*port_
, bool del
)
1718 struct ofport_dpif
*port
= ofport_dpif_cast(port_
);
1719 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(port
->up
.ofproto
);
1720 const char *devname
= netdev_get_name(port
->up
.netdev
);
1721 char namebuf
[NETDEV_VPORT_NAME_BUFSIZE
];
1722 const char *dp_port_name
;
1724 ofproto
->backer
->need_revalidate
= REV_RECONFIGURE
;
1726 xlate_ofport_remove(port
);
1729 dp_port_name
= netdev_vport_get_dpif_port(port
->up
.netdev
, namebuf
,
1731 if (del
&& dpif_port_exists(ofproto
->backer
->dpif
, dp_port_name
)) {
1732 /* The underlying device is still there, so delete it. This
1733 * happens when the ofproto is being destroyed, since the caller
1734 * assumes that removal of attached ports will happen as part of
1736 if (!port
->is_tunnel
) {
1737 dpif_port_del(ofproto
->backer
->dpif
, port
->odp_port
);
1742 port
->peer
->peer
= NULL
;
1746 if (port
->odp_port
!= ODPP_NONE
&& !port
->is_tunnel
) {
1747 ovs_rwlock_wrlock(&ofproto
->backer
->odp_to_ofport_lock
);
1748 hmap_remove(&ofproto
->backer
->odp_to_ofport_map
, &port
->odp_port_node
);
1749 ovs_rwlock_unlock(&ofproto
->backer
->odp_to_ofport_lock
);
1752 if (port
->is_tunnel
) {
1753 atomic_count_dec(&ofproto
->backer
->tnl_count
);
1756 if (port
->is_tunnel
&& ofproto
->ipfix
) {
1757 dpif_ipfix_del_tunnel_port(ofproto
->ipfix
, port
->odp_port
);
1761 sset_find_and_delete(&ofproto
->ports
, devname
);
1762 sset_find_and_delete(&ofproto
->ghost_ports
, devname
);
1763 bundle_remove(port_
);
1764 set_cfm(port_
, NULL
);
1765 set_bfd(port_
, NULL
);
1766 set_lldp(port_
, NULL
);
1767 if (port
->stp_port
) {
1768 stp_port_disable(port
->stp_port
);
1770 set_rstp_port(port_
, NULL
);
1771 if (ofproto
->sflow
) {
1772 dpif_sflow_del_port(ofproto
->sflow
, port
->odp_port
);
1779 port_modified(struct ofport
*port_
)
1781 struct ofport_dpif
*port
= ofport_dpif_cast(port_
);
1782 char namebuf
[NETDEV_VPORT_NAME_BUFSIZE
];
1783 const char *dp_port_name
;
1784 struct netdev
*netdev
= port
->up
.netdev
;
1786 if (port
->bundle
&& port
->bundle
->bond
) {
1787 bond_slave_set_netdev(port
->bundle
->bond
, port
, netdev
);
1791 cfm_set_netdev(port
->cfm
, netdev
);
1795 bfd_set_netdev(port
->bfd
, netdev
);
1798 ofproto_dpif_monitor_port_update(port
, port
->bfd
, port
->cfm
,
1799 port
->lldp
, &port
->up
.pp
.hw_addr
);
1801 dp_port_name
= netdev_vport_get_dpif_port(netdev
, namebuf
, sizeof namebuf
);
1803 if (port
->is_tunnel
) {
1804 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(port
->up
.ofproto
);
1806 if (tnl_port_reconfigure(port
, netdev
, port
->odp_port
,
1807 ovs_native_tunneling_is_on(ofproto
),
1809 ofproto
->backer
->need_revalidate
= REV_RECONFIGURE
;
1813 ofport_update_peer(port
);
1817 port_reconfigured(struct ofport
*port_
, enum ofputil_port_config old_config
)
1819 struct ofport_dpif
*port
= ofport_dpif_cast(port_
);
1820 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(port
->up
.ofproto
);
1821 enum ofputil_port_config changed
= old_config
^ port
->up
.pp
.config
;
1823 if (changed
& (OFPUTIL_PC_NO_RECV
| OFPUTIL_PC_NO_RECV_STP
|
1824 OFPUTIL_PC_NO_FWD
| OFPUTIL_PC_NO_FLOOD
|
1825 OFPUTIL_PC_NO_PACKET_IN
)) {
1826 ofproto
->backer
->need_revalidate
= REV_RECONFIGURE
;
1828 if (changed
& OFPUTIL_PC_NO_FLOOD
&& port
->bundle
) {
1829 bundle_update(port
->bundle
);
1835 set_sflow(struct ofproto
*ofproto_
,
1836 const struct ofproto_sflow_options
*sflow_options
)
1838 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofproto_
);
1839 struct dpif_sflow
*ds
= ofproto
->sflow
;
1841 if (sflow_options
) {
1842 uint32_t old_probability
= ds
? dpif_sflow_get_probability(ds
) : 0;
1844 struct ofport_dpif
*ofport
;
1846 ds
= ofproto
->sflow
= dpif_sflow_create();
1847 HMAP_FOR_EACH (ofport
, up
.hmap_node
, &ofproto
->up
.ports
) {
1848 dpif_sflow_add_port(ds
, &ofport
->up
, ofport
->odp_port
);
1851 dpif_sflow_set_options(ds
, sflow_options
);
1852 if (dpif_sflow_get_probability(ds
) != old_probability
) {
1853 ofproto
->backer
->need_revalidate
= REV_RECONFIGURE
;
1857 dpif_sflow_unref(ds
);
1858 ofproto
->backer
->need_revalidate
= REV_RECONFIGURE
;
1859 ofproto
->sflow
= NULL
;
1867 struct ofproto
*ofproto_
,
1868 const struct ofproto_ipfix_bridge_exporter_options
*bridge_exporter_options
,
1869 const struct ofproto_ipfix_flow_exporter_options
*flow_exporters_options
,
1870 size_t n_flow_exporters_options
)
1872 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofproto_
);
1873 struct dpif_ipfix
*di
= ofproto
->ipfix
;
1874 bool has_options
= bridge_exporter_options
|| flow_exporters_options
;
1875 bool new_di
= false;
1877 if (has_options
&& !di
) {
1878 di
= ofproto
->ipfix
= dpif_ipfix_create();
1883 /* Call set_options in any case to cleanly flush the flow
1884 * caches in the last exporters that are to be destroyed. */
1885 dpif_ipfix_set_options(
1886 di
, bridge_exporter_options
, flow_exporters_options
,
1887 n_flow_exporters_options
);
1889 /* Add tunnel ports only when a new ipfix created */
1890 if (new_di
== true) {
1891 struct ofport_dpif
*ofport
;
1892 HMAP_FOR_EACH (ofport
, up
.hmap_node
, &ofproto
->up
.ports
) {
1893 if (ofport
->is_tunnel
== true) {
1894 dpif_ipfix_add_tunnel_port(di
, &ofport
->up
, ofport
->odp_port
);
1900 dpif_ipfix_unref(di
);
1901 ofproto
->ipfix
= NULL
;
1909 get_ipfix_stats(const struct ofproto
*ofproto_
,
1911 struct ovs_list
*replies
)
1913 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofproto_
);
1914 struct dpif_ipfix
*di
= ofproto
->ipfix
;
1917 return OFPERR_NXST_NOT_CONFIGURED
;
1920 return dpif_ipfix_get_stats(di
, bridge_ipfix
, replies
);
1924 set_cfm(struct ofport
*ofport_
, const struct cfm_settings
*s
)
1926 struct ofport_dpif
*ofport
= ofport_dpif_cast(ofport_
);
1927 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofport
->up
.ofproto
);
1928 struct cfm
*old
= ofport
->cfm
;
1933 ofport
->cfm
= cfm_create(ofport
->up
.netdev
);
1936 if (cfm_configure(ofport
->cfm
, s
)) {
1943 cfm_unref(ofport
->cfm
);
1946 if (ofport
->cfm
!= old
) {
1947 ofproto
->backer
->need_revalidate
= REV_RECONFIGURE
;
1949 ofproto_dpif_monitor_port_update(ofport
, ofport
->bfd
, ofport
->cfm
,
1950 ofport
->lldp
, &ofport
->up
.pp
.hw_addr
);
1955 cfm_status_changed(struct ofport
*ofport_
)
1957 struct ofport_dpif
*ofport
= ofport_dpif_cast(ofport_
);
1959 return ofport
->cfm
? cfm_check_status_change(ofport
->cfm
) : true;
1963 get_cfm_status(const struct ofport
*ofport_
,
1964 struct cfm_status
*status
)
1966 struct ofport_dpif
*ofport
= ofport_dpif_cast(ofport_
);
1970 cfm_get_status(ofport
->cfm
, status
);
1979 set_bfd(struct ofport
*ofport_
, const struct smap
*cfg
)
1981 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofport_
->ofproto
);
1982 struct ofport_dpif
*ofport
= ofport_dpif_cast(ofport_
);
1986 ofport
->bfd
= bfd_configure(old
, netdev_get_name(ofport
->up
.netdev
),
1987 cfg
, ofport
->up
.netdev
);
1988 if (ofport
->bfd
!= old
) {
1989 ofproto
->backer
->need_revalidate
= REV_RECONFIGURE
;
1991 ofproto_dpif_monitor_port_update(ofport
, ofport
->bfd
, ofport
->cfm
,
1992 ofport
->lldp
, &ofport
->up
.pp
.hw_addr
);
1997 bfd_status_changed(struct ofport
*ofport_
)
1999 struct ofport_dpif
*ofport
= ofport_dpif_cast(ofport_
);
2001 return ofport
->bfd
? bfd_check_status_change(ofport
->bfd
) : true;
2005 get_bfd_status(struct ofport
*ofport_
, struct smap
*smap
)
2007 struct ofport_dpif
*ofport
= ofport_dpif_cast(ofport_
);
2011 bfd_get_status(ofport
->bfd
, smap
);
2020 set_lldp(struct ofport
*ofport_
,
2021 const struct smap
*cfg
)
2023 struct ofport_dpif
*ofport
= ofport_dpif_cast(ofport_
);
2027 if (!ofport
->lldp
) {
2028 struct ofproto_dpif
*ofproto
;
2030 ofproto
= ofproto_dpif_cast(ofport
->up
.ofproto
);
2031 ofproto
->backer
->need_revalidate
= REV_RECONFIGURE
;
2032 ofport
->lldp
= lldp_create(ofport
->up
.netdev
, ofport_
->mtu
, cfg
);
2035 if (!lldp_configure(ofport
->lldp
, cfg
)) {
2040 lldp_unref(ofport
->lldp
);
2041 ofport
->lldp
= NULL
;
2044 ofproto_dpif_monitor_port_update(ofport
,
2048 &ofport
->up
.pp
.hw_addr
);
2053 get_lldp_status(const struct ofport
*ofport_
,
2054 struct lldp_status
*status OVS_UNUSED
)
2056 struct ofport_dpif
*ofport
= ofport_dpif_cast(ofport_
);
2058 return ofport
->lldp
? true : false;
2062 set_aa(struct ofproto
*ofproto OVS_UNUSED
,
2063 const struct aa_settings
*s
)
2065 return aa_configure(s
);
2069 aa_mapping_set(struct ofproto
*ofproto_ OVS_UNUSED
, void *aux
,
2070 const struct aa_mapping_settings
*s
)
2072 return aa_mapping_register(aux
, s
);
2076 aa_mapping_unset(struct ofproto
*ofproto OVS_UNUSED
, void *aux
)
2078 return aa_mapping_unregister(aux
);
2082 aa_vlan_get_queued(struct ofproto
*ofproto OVS_UNUSED
, struct ovs_list
*list
)
2084 return aa_get_vlan_queued(list
);
2088 aa_vlan_get_queue_size(struct ofproto
*ofproto OVS_UNUSED
)
2090 return aa_get_vlan_queue_size();
2094 /* Spanning Tree. */
2096 /* Called while rstp_mutex is held. */
2098 rstp_send_bpdu_cb(struct dp_packet
*pkt
, void *ofport_
, void *ofproto_
)
2100 struct ofproto_dpif
*ofproto
= ofproto_
;
2101 struct ofport_dpif
*ofport
= ofport_
;
2102 struct eth_header
*eth
= dp_packet_l2(pkt
);
2104 netdev_get_etheraddr(ofport
->up
.netdev
, ð
->eth_src
);
2105 if (eth_addr_is_zero(eth
->eth_src
)) {
2106 VLOG_WARN_RL(&rl
, "%s port %d: cannot send RSTP BPDU on a port which "
2107 "does not have a configured source MAC address.",
2108 ofproto
->up
.name
, ofp_to_u16(ofport
->up
.ofp_port
));
2110 ofproto_dpif_send_packet(ofport
, false, pkt
);
2112 dp_packet_delete(pkt
);
2116 send_bpdu_cb(struct dp_packet
*pkt
, int port_num
, void *ofproto_
)
2118 struct ofproto_dpif
*ofproto
= ofproto_
;
2119 struct stp_port
*sp
= stp_get_port(ofproto
->stp
, port_num
);
2120 struct ofport_dpif
*ofport
;
2122 ofport
= stp_port_get_aux(sp
);
2124 VLOG_WARN_RL(&rl
, "%s: cannot send BPDU on unknown port %d",
2125 ofproto
->up
.name
, port_num
);
2127 struct eth_header
*eth
= dp_packet_l2(pkt
);
2129 netdev_get_etheraddr(ofport
->up
.netdev
, ð
->eth_src
);
2130 if (eth_addr_is_zero(eth
->eth_src
)) {
2131 VLOG_WARN_RL(&rl
, "%s: cannot send BPDU on port %d "
2132 "with unknown MAC", ofproto
->up
.name
, port_num
);
2134 ofproto_dpif_send_packet(ofport
, false, pkt
);
2137 dp_packet_delete(pkt
);
2140 /* Configure RSTP on 'ofproto_' using the settings defined in 's'. */
2142 set_rstp(struct ofproto
*ofproto_
, const struct ofproto_rstp_settings
*s
)
2144 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofproto_
);
2146 /* Only revalidate flows if the configuration changed. */
2147 if (!s
!= !ofproto
->rstp
) {
2148 ofproto
->backer
->need_revalidate
= REV_RECONFIGURE
;
2152 if (!ofproto
->rstp
) {
2153 ofproto
->rstp
= rstp_create(ofproto_
->name
, s
->address
,
2154 rstp_send_bpdu_cb
, ofproto
);
2155 ofproto
->rstp_last_tick
= time_msec();
2157 rstp_set_bridge_address(ofproto
->rstp
, s
->address
);
2158 rstp_set_bridge_priority(ofproto
->rstp
, s
->priority
);
2159 rstp_set_bridge_ageing_time(ofproto
->rstp
, s
->ageing_time
);
2160 rstp_set_bridge_force_protocol_version(ofproto
->rstp
,
2161 s
->force_protocol_version
);
2162 rstp_set_bridge_max_age(ofproto
->rstp
, s
->bridge_max_age
);
2163 rstp_set_bridge_forward_delay(ofproto
->rstp
, s
->bridge_forward_delay
);
2164 rstp_set_bridge_transmit_hold_count(ofproto
->rstp
,
2165 s
->transmit_hold_count
);
2167 struct ofport
*ofport
;
2168 HMAP_FOR_EACH (ofport
, hmap_node
, &ofproto
->up
.ports
) {
2169 set_rstp_port(ofport
, NULL
);
2171 rstp_unref(ofproto
->rstp
);
2172 ofproto
->rstp
= NULL
;
2177 get_rstp_status(struct ofproto
*ofproto_
, struct ofproto_rstp_status
*s
)
2179 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofproto_
);
2181 if (ofproto
->rstp
) {
2183 s
->root_id
= rstp_get_root_id(ofproto
->rstp
);
2184 s
->bridge_id
= rstp_get_bridge_id(ofproto
->rstp
);
2185 s
->designated_id
= rstp_get_designated_id(ofproto
->rstp
);
2186 s
->root_path_cost
= rstp_get_root_path_cost(ofproto
->rstp
);
2187 s
->designated_port_id
= rstp_get_designated_port_id(ofproto
->rstp
);
2188 s
->bridge_port_id
= rstp_get_bridge_port_id(ofproto
->rstp
);
2195 update_rstp_port_state(struct ofport_dpif
*ofport
)
2197 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofport
->up
.ofproto
);
2198 enum rstp_state state
;
2200 /* Figure out new state. */
2201 state
= ofport
->rstp_port
? rstp_port_get_state(ofport
->rstp_port
)
2205 if (ofport
->rstp_state
!= state
) {
2206 enum ofputil_port_state of_state
;
2209 VLOG_DBG("port %s: RSTP state changed from %s to %s",
2210 netdev_get_name(ofport
->up
.netdev
),
2211 rstp_state_name(ofport
->rstp_state
),
2212 rstp_state_name(state
));
2214 if (rstp_learn_in_state(ofport
->rstp_state
)
2215 != rstp_learn_in_state(state
)) {
2216 /* XXX: Learning action flows should also be flushed. */
2217 if (ofport
->bundle
) {
2218 if (!rstp_shift_root_learned_address(ofproto
->rstp
)
2219 || rstp_get_old_root_aux(ofproto
->rstp
) != ofport
) {
2220 bundle_flush_macs(ofport
->bundle
, false);
2224 fwd_change
= rstp_forward_in_state(ofport
->rstp_state
)
2225 != rstp_forward_in_state(state
);
2227 ofproto
->backer
->need_revalidate
= REV_RSTP
;
2228 ofport
->rstp_state
= state
;
2230 if (fwd_change
&& ofport
->bundle
) {
2231 bundle_update(ofport
->bundle
);
2234 /* Update the RSTP state bits in the OpenFlow port description. */
2235 of_state
= ofport
->up
.pp
.state
& ~OFPUTIL_PS_STP_MASK
;
2236 of_state
|= (state
== RSTP_LEARNING
? OFPUTIL_PS_STP_LEARN
2237 : state
== RSTP_FORWARDING
? OFPUTIL_PS_STP_FORWARD
2238 : state
== RSTP_DISCARDING
? OFPUTIL_PS_STP_LISTEN
2240 ofproto_port_set_state(&ofport
->up
, of_state
);
2245 rstp_run(struct ofproto_dpif
*ofproto
)
2247 if (ofproto
->rstp
) {
2248 long long int now
= time_msec();
2249 long long int elapsed
= now
- ofproto
->rstp_last_tick
;
2250 struct rstp_port
*rp
;
2251 struct ofport_dpif
*ofport
;
2253 /* Every second, decrease the values of the timers. */
2254 if (elapsed
>= 1000) {
2255 rstp_tick_timers(ofproto
->rstp
);
2256 ofproto
->rstp_last_tick
= now
;
2259 while ((ofport
= rstp_get_next_changed_port_aux(ofproto
->rstp
, &rp
))) {
2260 update_rstp_port_state(ofport
);
2264 /* FIXME: This check should be done on-event (i.e., when setting
2265 * p->fdb_flush) and not periodically.
2267 while ((ofport
= rstp_check_and_reset_fdb_flush(ofproto
->rstp
, &rp
))) {
2268 if (!rstp_shift_root_learned_address(ofproto
->rstp
)
2269 || rstp_get_old_root_aux(ofproto
->rstp
) != ofport
) {
2270 bundle_flush_macs(ofport
->bundle
, false);
2274 if (rstp_shift_root_learned_address(ofproto
->rstp
)) {
2275 struct ofport_dpif
*old_root_aux
=
2276 (struct ofport_dpif
*)rstp_get_old_root_aux(ofproto
->rstp
);
2277 struct ofport_dpif
*new_root_aux
=
2278 (struct ofport_dpif
*)rstp_get_new_root_aux(ofproto
->rstp
);
2279 if (old_root_aux
!= NULL
&& new_root_aux
!= NULL
) {
2280 bundle_move(old_root_aux
->bundle
, new_root_aux
->bundle
);
2281 rstp_reset_root_changed(ofproto
->rstp
);
2287 /* Configures STP on 'ofproto_' using the settings defined in 's'. */
2289 set_stp(struct ofproto
*ofproto_
, const struct ofproto_stp_settings
*s
)
2291 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofproto_
);
2293 /* Only revalidate flows if the configuration changed. */
2294 if (!s
!= !ofproto
->stp
) {
2295 ofproto
->backer
->need_revalidate
= REV_RECONFIGURE
;
2299 if (!ofproto
->stp
) {
2300 ofproto
->stp
= stp_create(ofproto_
->name
, s
->system_id
,
2301 send_bpdu_cb
, ofproto
);
2302 ofproto
->stp_last_tick
= time_msec();
2305 stp_set_bridge_id(ofproto
->stp
, s
->system_id
);
2306 stp_set_bridge_priority(ofproto
->stp
, s
->priority
);
2307 stp_set_hello_time(ofproto
->stp
, s
->hello_time
);
2308 stp_set_max_age(ofproto
->stp
, s
->max_age
);
2309 stp_set_forward_delay(ofproto
->stp
, s
->fwd_delay
);
2311 struct ofport
*ofport
;
2313 HMAP_FOR_EACH (ofport
, hmap_node
, &ofproto
->up
.ports
) {
2314 set_stp_port(ofport
, NULL
);
2317 stp_unref(ofproto
->stp
);
2318 ofproto
->stp
= NULL
;
2325 get_stp_status(struct ofproto
*ofproto_
, struct ofproto_stp_status
*s
)
2327 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofproto_
);
2331 s
->bridge_id
= stp_get_bridge_id(ofproto
->stp
);
2332 s
->designated_root
= stp_get_designated_root(ofproto
->stp
);
2333 s
->root_path_cost
= stp_get_root_path_cost(ofproto
->stp
);
2342 update_stp_port_state(struct ofport_dpif
*ofport
)
2344 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofport
->up
.ofproto
);
2345 enum stp_state state
;
2347 /* Figure out new state. */
2348 state
= ofport
->stp_port
? stp_port_get_state(ofport
->stp_port
)
2352 if (ofport
->stp_state
!= state
) {
2353 enum ofputil_port_state of_state
;
2356 VLOG_DBG("port %s: STP state changed from %s to %s",
2357 netdev_get_name(ofport
->up
.netdev
),
2358 stp_state_name(ofport
->stp_state
),
2359 stp_state_name(state
));
2360 if (stp_learn_in_state(ofport
->stp_state
)
2361 != stp_learn_in_state(state
)) {
2362 /* xxx Learning action flows should also be flushed. */
2363 ovs_rwlock_wrlock(&ofproto
->ml
->rwlock
);
2364 mac_learning_flush(ofproto
->ml
);
2365 ovs_rwlock_unlock(&ofproto
->ml
->rwlock
);
2366 mcast_snooping_mdb_flush(ofproto
->ms
);
2368 fwd_change
= stp_forward_in_state(ofport
->stp_state
)
2369 != stp_forward_in_state(state
);
2371 ofproto
->backer
->need_revalidate
= REV_STP
;
2372 ofport
->stp_state
= state
;
2373 ofport
->stp_state_entered
= time_msec();
2375 if (fwd_change
&& ofport
->bundle
) {
2376 bundle_update(ofport
->bundle
);
2379 /* Update the STP state bits in the OpenFlow port description. */
2380 of_state
= ofport
->up
.pp
.state
& ~OFPUTIL_PS_STP_MASK
;
2381 of_state
|= (state
== STP_LISTENING
? OFPUTIL_PS_STP_LISTEN
2382 : state
== STP_LEARNING
? OFPUTIL_PS_STP_LEARN
2383 : state
== STP_FORWARDING
? OFPUTIL_PS_STP_FORWARD
2384 : state
== STP_BLOCKING
? OFPUTIL_PS_STP_BLOCK
2386 ofproto_port_set_state(&ofport
->up
, of_state
);
2390 /* Configures STP on 'ofport_' using the settings defined in 's'. The
2391 * caller is responsible for assigning STP port numbers and ensuring
2392 * there are no duplicates. */
2394 set_stp_port(struct ofport
*ofport_
,
2395 const struct ofproto_port_stp_settings
*s
)
2397 struct ofport_dpif
*ofport
= ofport_dpif_cast(ofport_
);
2398 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofport
->up
.ofproto
);
2399 struct stp_port
*sp
= ofport
->stp_port
;
2401 if (!s
|| !s
->enable
) {
2403 ofport
->stp_port
= NULL
;
2404 stp_port_disable(sp
);
2405 update_stp_port_state(ofport
);
2408 } else if (sp
&& stp_port_no(sp
) != s
->port_num
2409 && ofport
== stp_port_get_aux(sp
)) {
2410 /* The port-id changed, so disable the old one if it's not
2411 * already in use by another port. */
2412 stp_port_disable(sp
);
2415 sp
= ofport
->stp_port
= stp_get_port(ofproto
->stp
, s
->port_num
);
2417 /* Set name before enabling the port so that debugging messages can print
2419 stp_port_set_name(sp
, netdev_get_name(ofport
->up
.netdev
));
2420 stp_port_enable(sp
);
2422 stp_port_set_aux(sp
, ofport
);
2423 stp_port_set_priority(sp
, s
->priority
);
2424 stp_port_set_path_cost(sp
, s
->path_cost
);
2426 update_stp_port_state(ofport
);
2432 get_stp_port_status(struct ofport
*ofport_
,
2433 struct ofproto_port_stp_status
*s
)
2435 struct ofport_dpif
*ofport
= ofport_dpif_cast(ofport_
);
2436 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofport
->up
.ofproto
);
2437 struct stp_port
*sp
= ofport
->stp_port
;
2439 if (!ofproto
->stp
|| !sp
) {
2445 s
->port_id
= stp_port_get_id(sp
);
2446 s
->state
= stp_port_get_state(sp
);
2447 s
->sec_in_state
= (time_msec() - ofport
->stp_state_entered
) / 1000;
2448 s
->role
= stp_port_get_role(sp
);
2454 get_stp_port_stats(struct ofport
*ofport_
,
2455 struct ofproto_port_stp_stats
*s
)
2457 struct ofport_dpif
*ofport
= ofport_dpif_cast(ofport_
);
2458 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofport
->up
.ofproto
);
2459 struct stp_port
*sp
= ofport
->stp_port
;
2461 if (!ofproto
->stp
|| !sp
) {
2467 stp_port_get_counts(sp
, &s
->tx_count
, &s
->rx_count
, &s
->error_count
);
2473 stp_run(struct ofproto_dpif
*ofproto
)
2476 long long int now
= time_msec();
2477 long long int elapsed
= now
- ofproto
->stp_last_tick
;
2478 struct stp_port
*sp
;
2481 stp_tick(ofproto
->stp
, MIN(INT_MAX
, elapsed
));
2482 ofproto
->stp_last_tick
= now
;
2484 while (stp_get_changed_port(ofproto
->stp
, &sp
)) {
2485 struct ofport_dpif
*ofport
= stp_port_get_aux(sp
);
2488 update_stp_port_state(ofport
);
2492 if (stp_check_and_reset_fdb_flush(ofproto
->stp
)) {
2493 ovs_rwlock_wrlock(&ofproto
->ml
->rwlock
);
2494 mac_learning_flush(ofproto
->ml
);
2495 ovs_rwlock_unlock(&ofproto
->ml
->rwlock
);
2496 mcast_snooping_mdb_flush(ofproto
->ms
);
2502 stp_wait(struct ofproto_dpif
*ofproto
)
2505 poll_timer_wait(1000);
2509 /* Configures RSTP on 'ofport_' using the settings defined in 's'. The
2510 * caller is responsible for assigning RSTP port numbers and ensuring
2511 * there are no duplicates. */
2513 set_rstp_port(struct ofport
*ofport_
,
2514 const struct ofproto_port_rstp_settings
*s
)
2516 struct ofport_dpif
*ofport
= ofport_dpif_cast(ofport_
);
2517 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofport
->up
.ofproto
);
2518 struct rstp_port
*rp
= ofport
->rstp_port
;
2520 if (!s
|| !s
->enable
) {
2522 rstp_port_set_aux(rp
, NULL
);
2523 rstp_port_set_state(rp
, RSTP_DISABLED
);
2524 rstp_port_set_mac_operational(rp
, false);
2525 ofport
->rstp_port
= NULL
;
2526 rstp_port_unref(rp
);
2527 update_rstp_port_state(ofport
);
2532 /* Check if need to add a new port. */
2534 rp
= ofport
->rstp_port
= rstp_add_port(ofproto
->rstp
);
2537 rstp_port_set(rp
, s
->port_num
, s
->priority
, s
->path_cost
,
2538 s
->admin_edge_port
, s
->auto_edge
,
2539 s
->admin_p2p_mac_state
, s
->admin_port_state
, s
->mcheck
,
2541 update_rstp_port_state(ofport
);
2542 /* Synchronize operational status. */
2543 rstp_port_set_mac_operational(rp
, ofport
->may_enable
);
2547 get_rstp_port_status(struct ofport
*ofport_
,
2548 struct ofproto_port_rstp_status
*s
)
2550 struct ofport_dpif
*ofport
= ofport_dpif_cast(ofport_
);
2551 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofport
->up
.ofproto
);
2552 struct rstp_port
*rp
= ofport
->rstp_port
;
2554 if (!ofproto
->rstp
|| !rp
) {
2560 rstp_port_get_status(rp
, &s
->port_id
, &s
->state
, &s
->role
,
2561 &s
->designated_bridge_id
, &s
->designated_port_id
,
2562 &s
->designated_path_cost
, &s
->tx_count
,
2563 &s
->rx_count
, &s
->error_count
, &s
->uptime
);
2568 set_queues(struct ofport
*ofport_
, const struct ofproto_port_queue
*qdscp
,
2571 struct ofport_dpif
*ofport
= ofport_dpif_cast(ofport_
);
2572 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofport
->up
.ofproto
);
2574 if (ofport
->n_qdscp
!= n_qdscp
2575 || (n_qdscp
&& memcmp(ofport
->qdscp
, qdscp
,
2576 n_qdscp
* sizeof *qdscp
))) {
2577 ofproto
->backer
->need_revalidate
= REV_RECONFIGURE
;
2578 free(ofport
->qdscp
);
2579 ofport
->qdscp
= n_qdscp
2580 ? xmemdup(qdscp
, n_qdscp
* sizeof *qdscp
)
2582 ofport
->n_qdscp
= n_qdscp
;
2590 /* Expires all MAC learning entries associated with 'bundle' and forces its
2591 * ofproto to revalidate every flow.
2593 * Normally MAC learning entries are removed only from the ofproto associated
2594 * with 'bundle', but if 'all_ofprotos' is true, then the MAC learning entries
2595 * are removed from every ofproto. When patch ports and SLB bonds are in use
2596 * and a VM migration happens and the gratuitous ARPs are somehow lost, this
2597 * avoids a MAC_ENTRY_IDLE_TIME delay before the migrated VM can communicate
2598 * with the host from which it migrated. */
2600 bundle_flush_macs(struct ofbundle
*bundle
, bool all_ofprotos
)
2602 struct ofproto_dpif
*ofproto
= bundle
->ofproto
;
2603 struct mac_learning
*ml
= ofproto
->ml
;
2604 struct mac_entry
*mac
, *next_mac
;
2606 ofproto
->backer
->need_revalidate
= REV_RECONFIGURE
;
2607 ovs_rwlock_wrlock(&ml
->rwlock
);
2608 LIST_FOR_EACH_SAFE (mac
, next_mac
, lru_node
, &ml
->lrus
) {
2609 if (mac_entry_get_port(ml
, mac
) == bundle
) {
2611 struct ofproto_dpif
*o
;
2613 HMAP_FOR_EACH (o
, all_ofproto_dpifs_node
, &all_ofproto_dpifs
) {
2615 struct mac_entry
*e
;
2617 ovs_rwlock_wrlock(&o
->ml
->rwlock
);
2618 e
= mac_learning_lookup(o
->ml
, mac
->mac
, mac
->vlan
);
2620 mac_learning_expire(o
->ml
, e
);
2622 ovs_rwlock_unlock(&o
->ml
->rwlock
);
2627 mac_learning_expire(ml
, mac
);
2630 ovs_rwlock_unlock(&ml
->rwlock
);
2634 bundle_move(struct ofbundle
*old
, struct ofbundle
*new)
2636 struct ofproto_dpif
*ofproto
= old
->ofproto
;
2637 struct mac_learning
*ml
= ofproto
->ml
;
2638 struct mac_entry
*mac
, *next_mac
;
2640 ovs_assert(new->ofproto
== old
->ofproto
);
2642 ofproto
->backer
->need_revalidate
= REV_RECONFIGURE
;
2643 ovs_rwlock_wrlock(&ml
->rwlock
);
2644 LIST_FOR_EACH_SAFE (mac
, next_mac
, lru_node
, &ml
->lrus
) {
2645 if (mac_entry_get_port(ml
, mac
) == old
) {
2646 mac_entry_set_port(ml
, mac
, new);
2649 ovs_rwlock_unlock(&ml
->rwlock
);
2652 static struct ofbundle
*
2653 bundle_lookup(const struct ofproto_dpif
*ofproto
, void *aux
)
2655 struct ofbundle
*bundle
;
2657 HMAP_FOR_EACH_IN_BUCKET (bundle
, hmap_node
, hash_pointer(aux
, 0),
2658 &ofproto
->bundles
) {
2659 if (bundle
->aux
== aux
) {
2667 bundle_update(struct ofbundle
*bundle
)
2669 struct ofport_dpif
*port
;
2671 bundle
->floodable
= true;
2672 LIST_FOR_EACH (port
, bundle_node
, &bundle
->ports
) {
2673 if (port
->up
.pp
.config
& OFPUTIL_PC_NO_FLOOD
2675 || (bundle
->ofproto
->stp
&& !stp_forward_in_state(port
->stp_state
))
2676 || (bundle
->ofproto
->rstp
&& !rstp_forward_in_state(port
->rstp_state
))) {
2677 bundle
->floodable
= false;
2684 bundle_del_port(struct ofport_dpif
*port
)
2686 struct ofbundle
*bundle
= port
->bundle
;
2688 bundle
->ofproto
->backer
->need_revalidate
= REV_RECONFIGURE
;
2690 ovs_list_remove(&port
->bundle_node
);
2691 port
->bundle
= NULL
;
2694 lacp_slave_unregister(bundle
->lacp
, port
);
2697 bond_slave_unregister(bundle
->bond
, port
);
2700 bundle_update(bundle
);
2704 bundle_add_port(struct ofbundle
*bundle
, ofp_port_t ofp_port
,
2705 struct lacp_slave_settings
*lacp
)
2707 struct ofport_dpif
*port
;
2709 port
= ofp_port_to_ofport(bundle
->ofproto
, ofp_port
);
2714 if (port
->bundle
!= bundle
) {
2715 bundle
->ofproto
->backer
->need_revalidate
= REV_RECONFIGURE
;
2717 bundle_remove(&port
->up
);
2720 port
->bundle
= bundle
;
2721 ovs_list_push_back(&bundle
->ports
, &port
->bundle_node
);
2722 if (port
->up
.pp
.config
& OFPUTIL_PC_NO_FLOOD
2724 || (bundle
->ofproto
->stp
&& !stp_forward_in_state(port
->stp_state
))
2725 || (bundle
->ofproto
->rstp
&& !rstp_forward_in_state(port
->rstp_state
))) {
2726 bundle
->floodable
= false;
2730 bundle
->ofproto
->backer
->need_revalidate
= REV_RECONFIGURE
;
2731 lacp_slave_register(bundle
->lacp
, port
, lacp
);
2738 bundle_destroy(struct ofbundle
*bundle
)
2740 struct ofproto_dpif
*ofproto
;
2741 struct ofport_dpif
*port
, *next_port
;
2747 ofproto
= bundle
->ofproto
;
2748 mbridge_unregister_bundle(ofproto
->mbridge
, bundle
);
2751 xlate_bundle_remove(bundle
);
2754 LIST_FOR_EACH_SAFE (port
, next_port
, bundle_node
, &bundle
->ports
) {
2755 bundle_del_port(port
);
2758 bundle_flush_macs(bundle
, true);
2759 mcast_snooping_flush_bundle(ofproto
->ms
, bundle
);
2760 hmap_remove(&ofproto
->bundles
, &bundle
->hmap_node
);
2762 free(bundle
->trunks
);
2763 lacp_unref(bundle
->lacp
);
2764 bond_unref(bundle
->bond
);
2769 bundle_set(struct ofproto
*ofproto_
, void *aux
,
2770 const struct ofproto_bundle_settings
*s
)
2772 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofproto_
);
2773 bool need_flush
= false;
2774 struct ofport_dpif
*port
;
2775 struct ofbundle
*bundle
;
2776 unsigned long *trunks
;
2782 bundle_destroy(bundle_lookup(ofproto
, aux
));
2786 ovs_assert(s
->n_slaves
== 1 || s
->bond
!= NULL
);
2787 ovs_assert((s
->lacp
!= NULL
) == (s
->lacp_slaves
!= NULL
));
2789 bundle
= bundle_lookup(ofproto
, aux
);
2791 bundle
= xmalloc(sizeof *bundle
);
2793 bundle
->ofproto
= ofproto
;
2794 hmap_insert(&ofproto
->bundles
, &bundle
->hmap_node
,
2795 hash_pointer(aux
, 0));
2797 bundle
->name
= NULL
;
2799 ovs_list_init(&bundle
->ports
);
2800 bundle
->vlan_mode
= PORT_VLAN_TRUNK
;
2802 bundle
->trunks
= NULL
;
2803 bundle
->use_priority_tags
= s
->use_priority_tags
;
2804 bundle
->lacp
= NULL
;
2805 bundle
->bond
= NULL
;
2807 bundle
->floodable
= true;
2808 bundle
->protected = false;
2809 mbridge_register_bundle(ofproto
->mbridge
, bundle
);
2812 if (!bundle
->name
|| strcmp(s
->name
, bundle
->name
)) {
2814 bundle
->name
= xstrdup(s
->name
);
2819 ofproto
->lacp_enabled
= true;
2820 if (!bundle
->lacp
) {
2821 ofproto
->backer
->need_revalidate
= REV_RECONFIGURE
;
2822 bundle
->lacp
= lacp_create();
2824 lacp_configure(bundle
->lacp
, s
->lacp
);
2826 lacp_unref(bundle
->lacp
);
2827 bundle
->lacp
= NULL
;
2830 /* Update set of ports. */
2832 for (i
= 0; i
< s
->n_slaves
; i
++) {
2833 if (!bundle_add_port(bundle
, s
->slaves
[i
],
2834 s
->lacp
? &s
->lacp_slaves
[i
] : NULL
)) {
2838 if (!ok
|| ovs_list_size(&bundle
->ports
) != s
->n_slaves
) {
2839 struct ofport_dpif
*next_port
;
2841 LIST_FOR_EACH_SAFE (port
, next_port
, bundle_node
, &bundle
->ports
) {
2842 for (i
= 0; i
< s
->n_slaves
; i
++) {
2843 if (s
->slaves
[i
] == port
->up
.ofp_port
) {
2848 bundle_del_port(port
);
2852 ovs_assert(ovs_list_size(&bundle
->ports
) <= s
->n_slaves
);
2854 if (ovs_list_is_empty(&bundle
->ports
)) {
2855 bundle_destroy(bundle
);
2859 /* Set VLAN tagging mode */
2860 if (s
->vlan_mode
!= bundle
->vlan_mode
2861 || s
->use_priority_tags
!= bundle
->use_priority_tags
) {
2862 bundle
->vlan_mode
= s
->vlan_mode
;
2863 bundle
->use_priority_tags
= s
->use_priority_tags
;
2868 vlan
= (s
->vlan_mode
== PORT_VLAN_TRUNK
? -1
2869 : s
->vlan
>= 0 && s
->vlan
<= 4095 ? s
->vlan
2871 if (vlan
!= bundle
->vlan
) {
2872 bundle
->vlan
= vlan
;
2876 /* Get trunked VLANs. */
2877 switch (s
->vlan_mode
) {
2878 case PORT_VLAN_ACCESS
:
2882 case PORT_VLAN_TRUNK
:
2883 trunks
= CONST_CAST(unsigned long *, s
->trunks
);
2886 case PORT_VLAN_NATIVE_UNTAGGED
:
2887 case PORT_VLAN_NATIVE_TAGGED
:
2888 if (vlan
!= 0 && (!s
->trunks
2889 || !bitmap_is_set(s
->trunks
, vlan
)
2890 || bitmap_is_set(s
->trunks
, 0))) {
2891 /* Force trunking the native VLAN and prohibit trunking VLAN 0. */
2893 trunks
= bitmap_clone(s
->trunks
, 4096);
2895 trunks
= bitmap_allocate1(4096);
2897 bitmap_set1(trunks
, vlan
);
2898 bitmap_set0(trunks
, 0);
2900 trunks
= CONST_CAST(unsigned long *, s
->trunks
);
2907 if (!vlan_bitmap_equal(trunks
, bundle
->trunks
)) {
2908 free(bundle
->trunks
);
2909 if (trunks
== s
->trunks
) {
2910 bundle
->trunks
= vlan_bitmap_clone(trunks
);
2912 bundle
->trunks
= trunks
;
2917 if (trunks
!= s
->trunks
) {
2922 if (!ovs_list_is_short(&bundle
->ports
)) {
2923 bundle
->ofproto
->has_bonded_bundles
= true;
2925 if (bond_reconfigure(bundle
->bond
, s
->bond
)) {
2926 ofproto
->backer
->need_revalidate
= REV_RECONFIGURE
;
2929 bundle
->bond
= bond_create(s
->bond
, ofproto
);
2930 ofproto
->backer
->need_revalidate
= REV_RECONFIGURE
;
2933 LIST_FOR_EACH (port
, bundle_node
, &bundle
->ports
) {
2934 bond_slave_register(bundle
->bond
, port
,
2935 port
->up
.ofp_port
, port
->up
.netdev
);
2938 bond_unref(bundle
->bond
);
2939 bundle
->bond
= NULL
;
2942 /* Set proteced port mode */
2943 if (s
->protected != bundle
->protected) {
2944 bundle
->protected = s
->protected;
2948 /* If we changed something that would affect MAC learning, un-learn
2949 * everything on this port and force flow revalidation. */
2951 bundle_flush_macs(bundle
, false);
2952 mcast_snooping_flush_bundle(ofproto
->ms
, bundle
);
2959 bundle_remove(struct ofport
*port_
)
2961 struct ofport_dpif
*port
= ofport_dpif_cast(port_
);
2962 struct ofbundle
*bundle
= port
->bundle
;
2965 bundle_del_port(port
);
2966 if (ovs_list_is_empty(&bundle
->ports
)) {
2967 bundle_destroy(bundle
);
2968 } else if (ovs_list_is_short(&bundle
->ports
)) {
2969 bond_unref(bundle
->bond
);
2970 bundle
->bond
= NULL
;
2976 send_pdu_cb(void *port_
, const void *pdu
, size_t pdu_size
)
2978 static struct vlog_rate_limit rl
= VLOG_RATE_LIMIT_INIT(1, 10);
2979 struct ofport_dpif
*port
= port_
;
2983 error
= netdev_get_etheraddr(port
->up
.netdev
, &ea
);
2985 struct dp_packet packet
;
2988 dp_packet_init(&packet
, 0);
2989 packet_pdu
= eth_compose(&packet
, eth_addr_lacp
, ea
, ETH_TYPE_LACP
,
2991 memcpy(packet_pdu
, pdu
, pdu_size
);
2993 ofproto_dpif_send_packet(port
, false, &packet
);
2994 dp_packet_uninit(&packet
);
2996 VLOG_ERR_RL(&rl
, "port %s: cannot obtain Ethernet address of iface "
2997 "%s (%s)", port
->bundle
->name
,
2998 netdev_get_name(port
->up
.netdev
), ovs_strerror(error
));
3003 bundle_send_learning_packets(struct ofbundle
*bundle
)
3005 struct ofproto_dpif
*ofproto
= bundle
->ofproto
;
3006 int error
, n_packets
, n_errors
;
3007 struct mac_entry
*e
;
3009 struct ovs_list list_node
;
3010 struct ofport_dpif
*port
;
3011 struct dp_packet
*pkt
;
3013 struct ovs_list packets
;
3015 ovs_list_init(&packets
);
3016 ovs_rwlock_rdlock(&ofproto
->ml
->rwlock
);
3017 LIST_FOR_EACH (e
, lru_node
, &ofproto
->ml
->lrus
) {
3018 if (mac_entry_get_port(ofproto
->ml
, e
) != bundle
) {
3019 pkt_node
= xmalloc(sizeof *pkt_node
);
3020 pkt_node
->pkt
= bond_compose_learning_packet(bundle
->bond
,
3022 (void **)&pkt_node
->port
);
3023 ovs_list_push_back(&packets
, &pkt_node
->list_node
);
3026 ovs_rwlock_unlock(&ofproto
->ml
->rwlock
);
3028 error
= n_packets
= n_errors
= 0;
3029 LIST_FOR_EACH_POP (pkt_node
, list_node
, &packets
) {
3032 ret
= ofproto_dpif_send_packet(pkt_node
->port
, false, pkt_node
->pkt
);
3033 dp_packet_delete(pkt_node
->pkt
);
3043 static struct vlog_rate_limit rl
= VLOG_RATE_LIMIT_INIT(1, 5);
3044 VLOG_WARN_RL(&rl
, "bond %s: %d errors sending %d gratuitous learning "
3045 "packets, last error was: %s",
3046 bundle
->name
, n_errors
, n_packets
, ovs_strerror(error
));
3048 VLOG_DBG("bond %s: sent %d gratuitous learning packets",
3049 bundle
->name
, n_packets
);
3054 bundle_run(struct ofbundle
*bundle
)
3057 lacp_run(bundle
->lacp
, send_pdu_cb
);
3060 struct ofport_dpif
*port
;
3062 LIST_FOR_EACH (port
, bundle_node
, &bundle
->ports
) {
3063 bond_slave_set_may_enable(bundle
->bond
, port
, port
->may_enable
);
3066 if (bond_run(bundle
->bond
, lacp_status(bundle
->lacp
))) {
3067 bundle
->ofproto
->backer
->need_revalidate
= REV_BOND
;
3070 if (bond_should_send_learning_packets(bundle
->bond
)) {
3071 bundle_send_learning_packets(bundle
);
3077 bundle_wait(struct ofbundle
*bundle
)
3080 lacp_wait(bundle
->lacp
);
3083 bond_wait(bundle
->bond
);
3090 mirror_set__(struct ofproto
*ofproto_
, void *aux
,
3091 const struct ofproto_mirror_settings
*s
)
3093 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofproto_
);
3094 struct ofbundle
**srcs
, **dsts
;
3099 mirror_destroy(ofproto
->mbridge
, aux
);
3103 srcs
= xmalloc(s
->n_srcs
* sizeof *srcs
);
3104 dsts
= xmalloc(s
->n_dsts
* sizeof *dsts
);
3106 for (i
= 0; i
< s
->n_srcs
; i
++) {
3107 srcs
[i
] = bundle_lookup(ofproto
, s
->srcs
[i
]);
3110 for (i
= 0; i
< s
->n_dsts
; i
++) {
3111 dsts
[i
] = bundle_lookup(ofproto
, s
->dsts
[i
]);
3114 error
= mirror_set(ofproto
->mbridge
, aux
, s
->name
, srcs
, s
->n_srcs
, dsts
,
3115 s
->n_dsts
, s
->src_vlans
,
3116 bundle_lookup(ofproto
, s
->out_bundle
),
3117 s
->snaplen
, s
->out_vlan
);
3124 mirror_get_stats__(struct ofproto
*ofproto
, void *aux
,
3125 uint64_t *packets
, uint64_t *bytes
)
3127 return mirror_get_stats(ofproto_dpif_cast(ofproto
)->mbridge
, aux
, packets
,
3132 set_flood_vlans(struct ofproto
*ofproto_
, unsigned long *flood_vlans
)
3134 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofproto_
);
3135 ovs_rwlock_wrlock(&ofproto
->ml
->rwlock
);
3136 if (mac_learning_set_flood_vlans(ofproto
->ml
, flood_vlans
)) {
3137 mac_learning_flush(ofproto
->ml
);
3139 ovs_rwlock_unlock(&ofproto
->ml
->rwlock
);
3144 is_mirror_output_bundle(const struct ofproto
*ofproto_
, void *aux
)
3146 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofproto_
);
3147 struct ofbundle
*bundle
= bundle_lookup(ofproto
, aux
);
3148 return bundle
&& mirror_bundle_out(ofproto
->mbridge
, bundle
) != 0;
3152 forward_bpdu_changed(struct ofproto
*ofproto_
)
3154 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofproto_
);
3155 ofproto
->backer
->need_revalidate
= REV_RECONFIGURE
;
3159 set_mac_table_config(struct ofproto
*ofproto_
, unsigned int idle_time
,
3162 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofproto_
);
3163 ovs_rwlock_wrlock(&ofproto
->ml
->rwlock
);
3164 mac_learning_set_idle_time(ofproto
->ml
, idle_time
);
3165 mac_learning_set_max_entries(ofproto
->ml
, max_entries
);
3166 ovs_rwlock_unlock(&ofproto
->ml
->rwlock
);
3169 /* Configures multicast snooping on 'ofport' using the settings
3170 * defined in 's'. */
3172 set_mcast_snooping(struct ofproto
*ofproto_
,
3173 const struct ofproto_mcast_snooping_settings
*s
)
3175 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofproto_
);
3177 /* Only revalidate flows if the configuration changed. */
3178 if (!s
!= !ofproto
->ms
) {
3179 ofproto
->backer
->need_revalidate
= REV_RECONFIGURE
;
3184 ofproto
->ms
= mcast_snooping_create();
3187 ovs_rwlock_wrlock(&ofproto
->ms
->rwlock
);
3188 mcast_snooping_set_idle_time(ofproto
->ms
, s
->idle_time
);
3189 mcast_snooping_set_max_entries(ofproto
->ms
, s
->max_entries
);
3190 if (mcast_snooping_set_flood_unreg(ofproto
->ms
, s
->flood_unreg
)) {
3191 ofproto
->backer
->need_revalidate
= REV_RECONFIGURE
;
3193 ovs_rwlock_unlock(&ofproto
->ms
->rwlock
);
3195 mcast_snooping_unref(ofproto
->ms
);
3202 /* Configures multicast snooping port's flood settings on 'ofproto'. */
3204 set_mcast_snooping_port(struct ofproto
*ofproto_
, void *aux
,
3205 const struct ofproto_mcast_snooping_port_settings
*s
)
3207 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofproto_
);
3208 struct ofbundle
*bundle
= bundle_lookup(ofproto
, aux
);
3210 if (ofproto
->ms
&& s
) {
3211 ovs_rwlock_wrlock(&ofproto
->ms
->rwlock
);
3212 mcast_snooping_set_port_flood(ofproto
->ms
, bundle
, s
->flood
);
3213 mcast_snooping_set_port_flood_reports(ofproto
->ms
, bundle
,
3215 ovs_rwlock_unlock(&ofproto
->ms
->rwlock
);
3223 struct ofport_dpif
*
3224 ofp_port_to_ofport(const struct ofproto_dpif
*ofproto
, ofp_port_t ofp_port
)
3226 struct ofport
*ofport
= ofproto_get_port(&ofproto
->up
, ofp_port
);
3227 return ofport
? ofport_dpif_cast(ofport
) : NULL
;
3231 ofproto_port_from_dpif_port(struct ofproto_dpif
*ofproto
,
3232 struct ofproto_port
*ofproto_port
,
3233 struct dpif_port
*dpif_port
)
3235 ofproto_port
->name
= dpif_port
->name
;
3236 ofproto_port
->type
= dpif_port
->type
;
3237 ofproto_port
->ofp_port
= odp_port_to_ofp_port(ofproto
, dpif_port
->port_no
);
3241 ofport_update_peer(struct ofport_dpif
*ofport
)
3243 const struct ofproto_dpif
*ofproto
;
3244 struct dpif_backer
*backer
;
3247 if (!netdev_vport_is_patch(ofport
->up
.netdev
)) {
3251 backer
= ofproto_dpif_cast(ofport
->up
.ofproto
)->backer
;
3252 backer
->need_revalidate
= REV_RECONFIGURE
;
3255 ofport
->peer
->peer
= NULL
;
3256 ofport
->peer
= NULL
;
3259 peer_name
= netdev_vport_patch_peer(ofport
->up
.netdev
);
3264 HMAP_FOR_EACH (ofproto
, all_ofproto_dpifs_node
, &all_ofproto_dpifs
) {
3265 struct ofport
*peer_ofport
;
3266 struct ofport_dpif
*peer
;
3269 if (ofproto
->backer
!= backer
) {
3273 peer_ofport
= shash_find_data(&ofproto
->up
.port_by_name
, peer_name
);
3278 peer
= ofport_dpif_cast(peer_ofport
);
3279 peer_peer
= netdev_vport_patch_peer(peer
->up
.netdev
);
3280 if (peer_peer
&& !strcmp(netdev_get_name(ofport
->up
.netdev
),
3282 ofport
->peer
= peer
;
3283 ofport
->peer
->peer
= ofport
;
3293 port_run(struct ofport_dpif
*ofport
)
3295 long long int carrier_seq
= netdev_get_carrier_resets(ofport
->up
.netdev
);
3296 bool carrier_changed
= carrier_seq
!= ofport
->carrier_seq
;
3297 bool enable
= netdev_get_carrier(ofport
->up
.netdev
);
3298 bool cfm_enable
= false;
3299 bool bfd_enable
= false;
3301 ofport
->carrier_seq
= carrier_seq
;
3304 int cfm_opup
= cfm_get_opup(ofport
->cfm
);
3306 cfm_enable
= !cfm_get_fault(ofport
->cfm
);
3308 if (cfm_opup
>= 0) {
3309 cfm_enable
= cfm_enable
&& cfm_opup
;
3314 bfd_enable
= bfd_forwarding(ofport
->bfd
);
3317 if (ofport
->bfd
|| ofport
->cfm
) {
3318 enable
= enable
&& (cfm_enable
|| bfd_enable
);
3321 if (ofport
->bundle
) {
3322 enable
= enable
&& lacp_slave_may_enable(ofport
->bundle
->lacp
, ofport
);
3323 if (carrier_changed
) {
3324 lacp_slave_carrier_changed(ofport
->bundle
->lacp
, ofport
);
3328 if (ofport
->may_enable
!= enable
) {
3329 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofport
->up
.ofproto
);
3331 ofproto
->backer
->need_revalidate
= REV_PORT_TOGGLED
;
3333 if (ofport
->rstp_port
) {
3334 rstp_port_set_mac_operational(ofport
->rstp_port
, enable
);
3338 ofport
->may_enable
= enable
;
3342 port_query_by_name(const struct ofproto
*ofproto_
, const char *devname
,
3343 struct ofproto_port
*ofproto_port
)
3345 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofproto_
);
3346 struct dpif_port dpif_port
;
3349 if (sset_contains(&ofproto
->ghost_ports
, devname
)) {
3350 const char *type
= netdev_get_type_from_name(devname
);
3352 /* We may be called before ofproto->up.port_by_name is populated with
3353 * the appropriate ofport. For this reason, we must get the name and
3354 * type from the netdev layer directly. */
3356 const struct ofport
*ofport
;
3358 ofport
= shash_find_data(&ofproto
->up
.port_by_name
, devname
);
3359 ofproto_port
->ofp_port
= ofport
? ofport
->ofp_port
: OFPP_NONE
;
3360 ofproto_port
->name
= xstrdup(devname
);
3361 ofproto_port
->type
= xstrdup(type
);
3367 if (!sset_contains(&ofproto
->ports
, devname
)) {
3370 error
= dpif_port_query_by_name(ofproto
->backer
->dpif
,
3371 devname
, &dpif_port
);
3373 ofproto_port_from_dpif_port(ofproto
, ofproto_port
, &dpif_port
);
3379 port_add(struct ofproto
*ofproto_
, struct netdev
*netdev
)
3381 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofproto_
);
3382 const char *devname
= netdev_get_name(netdev
);
3383 char namebuf
[NETDEV_VPORT_NAME_BUFSIZE
];
3384 const char *dp_port_name
;
3386 if (netdev_vport_is_patch(netdev
)) {
3387 sset_add(&ofproto
->ghost_ports
, netdev_get_name(netdev
));
3391 dp_port_name
= netdev_vport_get_dpif_port(netdev
, namebuf
, sizeof namebuf
);
3392 if (!dpif_port_exists(ofproto
->backer
->dpif
, dp_port_name
)) {
3393 odp_port_t port_no
= ODPP_NONE
;
3396 error
= dpif_port_add(ofproto
->backer
->dpif
, netdev
, &port_no
);
3400 if (netdev_get_tunnel_config(netdev
)) {
3401 simap_put(&ofproto
->backer
->tnl_backers
,
3402 dp_port_name
, odp_to_u32(port_no
));
3406 if (netdev_get_tunnel_config(netdev
)) {
3407 sset_add(&ofproto
->ghost_ports
, devname
);
3409 sset_add(&ofproto
->ports
, devname
);
3415 port_del(struct ofproto
*ofproto_
, ofp_port_t ofp_port
)
3417 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofproto_
);
3418 struct ofport_dpif
*ofport
= ofp_port_to_ofport(ofproto
, ofp_port
);
3425 sset_find_and_delete(&ofproto
->ghost_ports
,
3426 netdev_get_name(ofport
->up
.netdev
));
3427 ofproto
->backer
->need_revalidate
= REV_RECONFIGURE
;
3428 if (!ofport
->is_tunnel
&& !netdev_vport_is_patch(ofport
->up
.netdev
)) {
3429 error
= dpif_port_del(ofproto
->backer
->dpif
, ofport
->odp_port
);
3431 /* The caller is going to close ofport->up.netdev. If this is a
3432 * bonded port, then the bond is using that netdev, so remove it
3433 * from the bond. The client will need to reconfigure everything
3434 * after deleting ports, so then the slave will get re-added. */
3435 bundle_remove(&ofport
->up
);
3442 port_set_config(const struct ofport
*ofport_
, const struct smap
*cfg
)
3444 struct ofport_dpif
*ofport
= ofport_dpif_cast(ofport_
);
3445 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofport
->up
.ofproto
);
3447 if (sset_contains(&ofproto
->ghost_ports
,
3448 netdev_get_name(ofport
->up
.netdev
))) {
3452 return dpif_port_set_config(ofproto
->backer
->dpif
, ofport
->odp_port
, cfg
);
3456 port_get_stats(const struct ofport
*ofport_
, struct netdev_stats
*stats
)
3458 struct ofport_dpif
*ofport
= ofport_dpif_cast(ofport_
);
3461 error
= netdev_get_stats(ofport
->up
.netdev
, stats
);
3463 if (!error
&& ofport_
->ofp_port
== OFPP_LOCAL
) {
3464 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofport
->up
.ofproto
);
3466 ovs_mutex_lock(&ofproto
->stats_mutex
);
3467 /* ofproto->stats.tx_packets represents packets that we created
3468 * internally and sent to some port (e.g. packets sent with
3469 * ofproto_dpif_send_packet()). Account for them as if they had
3470 * come from OFPP_LOCAL and got forwarded. */
3472 if (stats
->rx_packets
!= UINT64_MAX
) {
3473 stats
->rx_packets
+= ofproto
->stats
.tx_packets
;
3476 if (stats
->rx_bytes
!= UINT64_MAX
) {
3477 stats
->rx_bytes
+= ofproto
->stats
.tx_bytes
;
3480 /* ofproto->stats.rx_packets represents packets that were received on
3481 * some port and we processed internally and dropped (e.g. STP).
3482 * Account for them as if they had been forwarded to OFPP_LOCAL. */
3484 if (stats
->tx_packets
!= UINT64_MAX
) {
3485 stats
->tx_packets
+= ofproto
->stats
.rx_packets
;
3488 if (stats
->tx_bytes
!= UINT64_MAX
) {
3489 stats
->tx_bytes
+= ofproto
->stats
.rx_bytes
;
3491 ovs_mutex_unlock(&ofproto
->stats_mutex
);
3498 port_get_lacp_stats(const struct ofport
*ofport_
, struct lacp_slave_stats
*stats
)
3500 struct ofport_dpif
*ofport
= ofport_dpif_cast(ofport_
);
3501 if (ofport
->bundle
&& ofport
->bundle
->lacp
) {
3502 if (lacp_get_slave_stats(ofport
->bundle
->lacp
, ofport
, stats
)) {
3509 struct port_dump_state
{
3510 struct sset_position pos
;
3513 struct ofproto_port port
;
3518 port_dump_start(const struct ofproto
*ofproto_ OVS_UNUSED
, void **statep
)
3520 *statep
= xzalloc(sizeof(struct port_dump_state
));
3525 port_dump_next(const struct ofproto
*ofproto_
, void *state_
,
3526 struct ofproto_port
*port
)
3528 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofproto_
);
3529 struct port_dump_state
*state
= state_
;
3530 const struct sset
*sset
;
3531 struct sset_node
*node
;
3533 if (state
->has_port
) {
3534 ofproto_port_destroy(&state
->port
);
3535 state
->has_port
= false;
3537 sset
= state
->ghost
? &ofproto
->ghost_ports
: &ofproto
->ports
;
3538 while ((node
= sset_at_position(sset
, &state
->pos
))) {
3541 error
= port_query_by_name(ofproto_
, node
->name
, &state
->port
);
3543 *port
= state
->port
;
3544 state
->has_port
= true;
3546 } else if (error
!= ENODEV
) {
3551 if (!state
->ghost
) {
3552 state
->ghost
= true;
3553 memset(&state
->pos
, 0, sizeof state
->pos
);
3554 return port_dump_next(ofproto_
, state_
, port
);
3561 port_dump_done(const struct ofproto
*ofproto_ OVS_UNUSED
, void *state_
)
3563 struct port_dump_state
*state
= state_
;
3565 if (state
->has_port
) {
3566 ofproto_port_destroy(&state
->port
);
3573 port_poll(const struct ofproto
*ofproto_
, char **devnamep
)
3575 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofproto_
);
3577 if (ofproto
->port_poll_errno
) {
3578 int error
= ofproto
->port_poll_errno
;
3579 ofproto
->port_poll_errno
= 0;
3583 if (sset_is_empty(&ofproto
->port_poll_set
)) {
3587 *devnamep
= sset_pop(&ofproto
->port_poll_set
);
3592 port_poll_wait(const struct ofproto
*ofproto_
)
3594 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofproto_
);
3595 dpif_port_poll_wait(ofproto
->backer
->dpif
);
3599 port_is_lacp_current(const struct ofport
*ofport_
)
3601 const struct ofport_dpif
*ofport
= ofport_dpif_cast(ofport_
);
3602 return (ofport
->bundle
&& ofport
->bundle
->lacp
3603 ? lacp_slave_is_current(ofport
->bundle
->lacp
, ofport
)
3607 /* If 'rule' is an OpenFlow rule, that has expired according to OpenFlow rules,
3608 * then delete it entirely. */
3610 rule_expire(struct rule_dpif
*rule
, long long now
)
3611 OVS_REQUIRES(ofproto_mutex
)
3613 uint16_t hard_timeout
, idle_timeout
;
3616 hard_timeout
= rule
->up
.hard_timeout
;
3617 idle_timeout
= rule
->up
.idle_timeout
;
3619 /* Has 'rule' expired? */
3621 long long int modified
;
3623 ovs_mutex_lock(&rule
->up
.mutex
);
3624 modified
= rule
->up
.modified
;
3625 ovs_mutex_unlock(&rule
->up
.mutex
);
3627 if (now
> modified
+ hard_timeout
* 1000) {
3628 reason
= OFPRR_HARD_TIMEOUT
;
3632 if (reason
< 0 && idle_timeout
) {
3635 ovs_mutex_lock(&rule
->stats_mutex
);
3636 used
= rule
->stats
.used
;
3637 ovs_mutex_unlock(&rule
->stats_mutex
);
3639 if (now
> used
+ idle_timeout
* 1000) {
3640 reason
= OFPRR_IDLE_TIMEOUT
;
3645 COVERAGE_INC(ofproto_dpif_expired
);
3646 ofproto_rule_expire(&rule
->up
, reason
);
3651 ofproto_dpif_set_packet_odp_port(const struct ofproto_dpif
*ofproto
,
3652 ofp_port_t in_port
, struct dp_packet
*packet
)
3654 if (in_port
== OFPP_NONE
) {
3655 in_port
= OFPP_LOCAL
;
3657 packet
->md
.in_port
.odp_port
= ofp_port_to_odp_port(ofproto
, in_port
);
3661 ofproto_dpif_execute_actions__(struct ofproto_dpif
*ofproto
,
3662 ovs_version_t version
, const struct flow
*flow
,
3663 struct rule_dpif
*rule
,
3664 const struct ofpact
*ofpacts
, size_t ofpacts_len
,
3665 int depth
, int resubmits
,
3666 struct dp_packet
*packet
)
3668 struct dpif_flow_stats stats
;
3669 struct xlate_out xout
;
3670 struct xlate_in xin
;
3671 struct dpif_execute execute
;
3674 ovs_assert((rule
!= NULL
) != (ofpacts
!= NULL
));
3676 dpif_flow_stats_extract(flow
, packet
, time_msec(), &stats
);
3679 rule_dpif_credit_stats(rule
, &stats
);
3682 uint64_t odp_actions_stub
[1024 / 8];
3683 struct ofpbuf odp_actions
= OFPBUF_STUB_INITIALIZER(odp_actions_stub
);
3684 xlate_in_init(&xin
, ofproto
, version
, flow
, flow
->in_port
.ofp_port
, rule
,
3685 stats
.tcp_flags
, packet
, NULL
, &odp_actions
);
3686 xin
.ofpacts
= ofpacts
;
3687 xin
.ofpacts_len
= ofpacts_len
;
3688 xin
.resubmit_stats
= &stats
;
3690 xin
.resubmits
= resubmits
;
3691 if (xlate_actions(&xin
, &xout
) != XLATE_OK
) {
3696 execute
.actions
= odp_actions
.data
;
3697 execute
.actions_len
= odp_actions
.size
;
3699 pkt_metadata_from_flow(&packet
->md
, flow
);
3700 execute
.packet
= packet
;
3701 execute
.flow
= flow
;
3702 execute
.needs_help
= (xout
.slow
& SLOW_ACTION
) != 0;
3703 execute
.probe
= false;
3706 /* Fix up in_port. */
3707 ofproto_dpif_set_packet_odp_port(ofproto
, flow
->in_port
.ofp_port
, packet
);
3709 error
= dpif_execute(ofproto
->backer
->dpif
, &execute
);
3711 xlate_out_uninit(&xout
);
3712 ofpbuf_uninit(&odp_actions
);
3717 /* Executes, within 'ofproto', the actions in 'rule' or 'ofpacts' on 'packet'.
3718 * 'flow' must reflect the data in 'packet'. */
3720 ofproto_dpif_execute_actions(struct ofproto_dpif
*ofproto
,
3721 ovs_version_t version
, const struct flow
*flow
,
3722 struct rule_dpif
*rule
,
3723 const struct ofpact
*ofpacts
, size_t ofpacts_len
,
3724 struct dp_packet
*packet
)
3726 return ofproto_dpif_execute_actions__(ofproto
, version
, flow
, rule
,
3727 ofpacts
, ofpacts_len
, 0, 0, packet
);
3731 rule_dpif_credit_stats__(struct rule_dpif
*rule
,
3732 const struct dpif_flow_stats
*stats
,
3734 OVS_REQUIRES(rule
->stats_mutex
)
3736 if (credit_counts
) {
3737 rule
->stats
.n_packets
+= stats
->n_packets
;
3738 rule
->stats
.n_bytes
+= stats
->n_bytes
;
3740 rule
->stats
.used
= MAX(rule
->stats
.used
, stats
->used
);
3744 rule_dpif_credit_stats(struct rule_dpif
*rule
,
3745 const struct dpif_flow_stats
*stats
)
3747 ovs_mutex_lock(&rule
->stats_mutex
);
3748 if (OVS_UNLIKELY(rule
->new_rule
)) {
3749 ovs_mutex_lock(&rule
->new_rule
->stats_mutex
);
3750 rule_dpif_credit_stats__(rule
->new_rule
, stats
, rule
->forward_counts
);
3751 ovs_mutex_unlock(&rule
->new_rule
->stats_mutex
);
3753 rule_dpif_credit_stats__(rule
, stats
, true);
3755 ovs_mutex_unlock(&rule
->stats_mutex
);
3758 /* Sets 'rule''s recirculation id. */
3760 rule_dpif_set_recirc_id(struct rule_dpif
*rule
, uint32_t id
)
3761 OVS_REQUIRES(rule
->up
.mutex
)
3763 ovs_assert(!rule
->recirc_id
|| rule
->recirc_id
== id
);
3764 if (rule
->recirc_id
== id
) {
3765 /* Release the new reference to the same id. */
3768 rule
->recirc_id
= id
;
3772 /* Sets 'rule''s recirculation id. */
3774 rule_set_recirc_id(struct rule
*rule_
, uint32_t id
)
3776 struct rule_dpif
*rule
= rule_dpif_cast(rule_
);
3778 ovs_mutex_lock(&rule
->up
.mutex
);
3779 rule_dpif_set_recirc_id(rule
, id
);
3780 ovs_mutex_unlock(&rule
->up
.mutex
);
3784 ofproto_dpif_get_tables_version(struct ofproto_dpif
*ofproto
)
3786 ovs_version_t version
;
3788 /* Use memory_order_acquire to signify that any following memory accesses
3789 * can not be reordered to happen before this atomic read. This makes sure
3790 * all following reads relate to this or a newer version, but never to an
3792 atomic_read_explicit(&ofproto
->tables_version
, &version
,
3793 memory_order_acquire
);
3797 /* The returned rule (if any) is valid at least until the next RCU quiescent
3798 * period. If the rule needs to stay around longer, the caller should take
3801 * 'flow' is non-const to allow for temporary modifications during the lookup.
3802 * Any changes are restored before returning. */
3803 static struct rule_dpif
*
3804 rule_dpif_lookup_in_table(struct ofproto_dpif
*ofproto
, ovs_version_t version
,
3805 uint8_t table_id
, struct flow
*flow
,
3806 struct flow_wildcards
*wc
)
3808 struct classifier
*cls
= &ofproto
->up
.tables
[table_id
].cls
;
3809 return rule_dpif_cast(rule_from_cls_rule(classifier_lookup(cls
, version
,
3814 ofproto_dpif_credit_table_stats(struct ofproto_dpif
*ofproto
, uint8_t table_id
,
3815 uint64_t n_matches
, uint64_t n_misses
)
3817 struct oftable
*tbl
= &ofproto
->up
.tables
[table_id
];
3821 atomic_add_relaxed(&tbl
->n_matched
, n_matches
, &orig
);
3824 atomic_add_relaxed(&tbl
->n_missed
, n_misses
, &orig
);
3828 /* Look up 'flow' in 'ofproto''s classifier version 'version', starting from
3829 * table '*table_id'. Returns the rule that was found, which may be one of the
3830 * special rules according to packet miss hadling. If 'may_packet_in' is
3831 * false, returning of the miss_rule (which issues packet ins for the
3832 * controller) is avoided. Updates 'wc', if nonnull, to reflect the fields
3833 * that were used during the lookup.
3835 * If 'honor_table_miss' is true, the first lookup occurs in '*table_id', but
3836 * if none is found then the table miss configuration for that table is
3837 * honored, which can result in additional lookups in other OpenFlow tables.
3838 * In this case the function updates '*table_id' to reflect the final OpenFlow
3839 * table that was searched.
3841 * If 'honor_table_miss' is false, then only one table lookup occurs, in
3844 * The rule is returned in '*rule', which is valid at least until the next
3845 * RCU quiescent period. If the '*rule' needs to stay around longer, the
3846 * caller must take a reference.
3848 * 'in_port' allows the lookup to take place as if the in port had the value
3849 * 'in_port'. This is needed for resubmit action support.
3851 * 'flow' is non-const to allow for temporary modifications during the lookup.
3852 * Any changes are restored before returning. */
3854 rule_dpif_lookup_from_table(struct ofproto_dpif
*ofproto
,
3855 ovs_version_t version
, struct flow
*flow
,
3856 struct flow_wildcards
*wc
,
3857 const struct dpif_flow_stats
*stats
,
3858 uint8_t *table_id
, ofp_port_t in_port
,
3859 bool may_packet_in
, bool honor_table_miss
,
3860 struct xlate_cache
*xcache
)
3862 ovs_be16 old_tp_src
= flow
->tp_src
, old_tp_dst
= flow
->tp_dst
;
3863 ofp_port_t old_in_port
= flow
->in_port
.ofp_port
;
3864 enum ofputil_table_miss miss_config
;
3865 struct rule_dpif
*rule
;
3868 /* We always unwildcard nw_frag (for IP), so they
3869 * need not be unwildcarded here. */
3870 if (flow
->nw_frag
& FLOW_NW_FRAG_ANY
3871 && ofproto
->up
.frag_handling
!= OFPUTIL_FRAG_NX_MATCH
) {
3872 if (ofproto
->up
.frag_handling
== OFPUTIL_FRAG_NORMAL
) {
3873 /* We must pretend that transport ports are unavailable. */
3874 flow
->tp_src
= htons(0);
3875 flow
->tp_dst
= htons(0);
3877 /* Must be OFPUTIL_FRAG_DROP (we don't have OFPUTIL_FRAG_REASM).
3878 * Use the drop_frags_rule (which cannot disappear). */
3879 rule
= ofproto
->drop_frags_rule
;
3881 struct oftable
*tbl
= &ofproto
->up
.tables
[*table_id
];
3884 atomic_add_relaxed(&tbl
->n_matched
, stats
->n_packets
, &orig
);
3887 struct xc_entry
*entry
;
3889 entry
= xlate_cache_add_entry(xcache
, XC_TABLE
);
3890 entry
->table
.ofproto
= ofproto
;
3891 entry
->table
.id
= *table_id
;
3892 entry
->table
.match
= true;
3898 /* Look up a flow with 'in_port' as the input port. Then restore the
3899 * original input port (otherwise OFPP_NORMAL and OFPP_IN_PORT will
3900 * have surprising behavior). */
3901 flow
->in_port
.ofp_port
= in_port
;
3903 /* Our current implementation depends on n_tables == N_TABLES, and
3904 * TBL_INTERNAL being the last table. */
3905 BUILD_ASSERT_DECL(N_TABLES
== TBL_INTERNAL
+ 1);
3907 miss_config
= OFPUTIL_TABLE_MISS_CONTINUE
;
3909 for (next_id
= *table_id
;
3910 next_id
< ofproto
->up
.n_tables
;
3911 next_id
++, next_id
+= (next_id
== TBL_INTERNAL
))
3913 *table_id
= next_id
;
3914 rule
= rule_dpif_lookup_in_table(ofproto
, version
, next_id
, flow
, wc
);
3916 struct oftable
*tbl
= &ofproto
->up
.tables
[next_id
];
3919 atomic_add_relaxed(rule
? &tbl
->n_matched
: &tbl
->n_missed
,
3920 stats
->n_packets
, &orig
);
3923 struct xc_entry
*entry
;
3925 entry
= xlate_cache_add_entry(xcache
, XC_TABLE
);
3926 entry
->table
.ofproto
= ofproto
;
3927 entry
->table
.id
= next_id
;
3928 entry
->table
.match
= (rule
!= NULL
);
3931 goto out
; /* Match. */
3933 if (honor_table_miss
) {
3934 miss_config
= ofproto_table_get_miss_config(&ofproto
->up
,
3936 if (miss_config
== OFPUTIL_TABLE_MISS_CONTINUE
) {
3943 rule
= ofproto
->no_packet_in_rule
;
3944 if (may_packet_in
) {
3945 if (miss_config
== OFPUTIL_TABLE_MISS_CONTINUE
3946 || miss_config
== OFPUTIL_TABLE_MISS_CONTROLLER
) {
3947 struct ofport_dpif
*port
;
3949 port
= ofp_port_to_ofport(ofproto
, old_in_port
);
3951 VLOG_WARN_RL(&rl
, "packet-in on unknown OpenFlow port %"PRIu32
,
3953 } else if (!(port
->up
.pp
.config
& OFPUTIL_PC_NO_PACKET_IN
)) {
3954 rule
= ofproto
->miss_rule
;
3956 } else if (miss_config
== OFPUTIL_TABLE_MISS_DEFAULT
&&
3957 connmgr_wants_packet_in_on_miss(ofproto
->up
.connmgr
)) {
3958 rule
= ofproto
->miss_rule
;
3962 /* Restore port numbers, as they may have been modified above. */
3963 flow
->tp_src
= old_tp_src
;
3964 flow
->tp_dst
= old_tp_dst
;
3965 /* Restore the old in port. */
3966 flow
->in_port
.ofp_port
= old_in_port
;
3971 static struct rule_dpif
*rule_dpif_cast(const struct rule
*rule
)
3973 return rule
? CONTAINER_OF(rule
, struct rule_dpif
, up
) : NULL
;
3976 static struct rule
*
3979 struct rule_dpif
*rule
= xzalloc(sizeof *rule
);
3984 rule_dealloc(struct rule
*rule_
)
3986 struct rule_dpif
*rule
= rule_dpif_cast(rule_
);
3991 check_mask(struct ofproto_dpif
*ofproto
, const struct miniflow
*flow
)
3993 const struct odp_support
*support
;
3994 uint16_t ct_state
, ct_zone
;
3998 support
= &ofproto
->backer
->support
.odp
;
3999 ct_state
= MINIFLOW_GET_U16(flow
, ct_state
);
4000 if (support
->ct_state
&& support
->ct_zone
&& support
->ct_mark
4001 && support
->ct_label
&& support
->ct_state_nat
) {
4002 return ct_state
& CS_UNSUPPORTED_MASK
? OFPERR_OFPBMC_BAD_MASK
: 0;
4005 ct_zone
= MINIFLOW_GET_U16(flow
, ct_zone
);
4006 ct_mark
= MINIFLOW_GET_U32(flow
, ct_mark
);
4007 ct_label
= MINIFLOW_GET_U128(flow
, ct_label
);
4009 if ((ct_state
&& !support
->ct_state
)
4010 || (ct_state
& CS_UNSUPPORTED_MASK
)
4011 || ((ct_state
& (CS_SRC_NAT
| CS_DST_NAT
)) && !support
->ct_state_nat
)
4012 || (ct_zone
&& !support
->ct_zone
)
4013 || (ct_mark
&& !support
->ct_mark
)
4014 || (!ovs_u128_is_zero(ct_label
) && !support
->ct_label
)) {
4015 return OFPERR_OFPBMC_BAD_MASK
;
4022 report_unsupported_ct(const char *detail
)
4024 static struct vlog_rate_limit rl
= VLOG_RATE_LIMIT_INIT(1, 5);
4025 VLOG_WARN_RL(&rl
, "Rejecting ct action because datapath does not support "
4026 "ct action%s%s (your kernel module may be out of date)",
4028 detail
? detail
: "");
4032 check_actions(const struct ofproto_dpif
*ofproto
,
4033 const struct rule_actions
*const actions
)
4035 const struct ofpact
*ofpact
;
4037 OFPACT_FOR_EACH (ofpact
, actions
->ofpacts
, actions
->ofpacts_len
) {
4038 const struct odp_support
*support
;
4039 const struct ofpact_conntrack
*ct
;
4040 const struct ofpact
*a
;
4042 if (ofpact
->type
!= OFPACT_CT
) {
4046 ct
= CONTAINER_OF(ofpact
, struct ofpact_conntrack
, ofpact
);
4047 support
= &ofproto
->backer
->support
.odp
;
4049 if (!support
->ct_state
) {
4050 report_unsupported_ct(NULL
);
4051 return OFPERR_OFPBAC_BAD_TYPE
;
4053 if ((ct
->zone_imm
|| ct
->zone_src
.field
) && !support
->ct_zone
) {
4054 report_unsupported_ct("zone");
4055 return OFPERR_OFPBAC_BAD_ARGUMENT
;
4058 OFPACT_FOR_EACH(a
, ct
->actions
, ofpact_ct_get_action_len(ct
)) {
4059 const struct mf_field
*dst
= ofpact_get_mf_dst(a
);
4061 if (a
->type
== OFPACT_NAT
&& !support
->ct_state_nat
) {
4062 /* The backer doesn't seem to support the NAT bits in
4063 * 'ct_state': assume that it doesn't support the NAT
4065 report_unsupported_ct("nat");
4066 return OFPERR_OFPBAC_BAD_TYPE
;
4068 if (dst
&& ((dst
->id
== MFF_CT_MARK
&& !support
->ct_mark
)
4069 || (dst
->id
== MFF_CT_LABEL
&& !support
->ct_label
))) {
4070 report_unsupported_ct("setting mark and/or label");
4071 return OFPERR_OFPBAC_BAD_SET_ARGUMENT
;
4080 rule_check(struct rule
*rule
)
4082 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(rule
->ofproto
);
4085 err
= check_mask(ofproto
, &rule
->cr
.match
.mask
->masks
);
4089 return check_actions(ofproto
, rule
->actions
);
4093 rule_construct(struct rule
*rule_
)
4094 OVS_NO_THREAD_SAFETY_ANALYSIS
4096 struct rule_dpif
*rule
= rule_dpif_cast(rule_
);
4099 error
= rule_check(rule_
);
4104 ovs_mutex_init_adaptive(&rule
->stats_mutex
);
4105 rule
->stats
.n_packets
= 0;
4106 rule
->stats
.n_bytes
= 0;
4107 rule
->stats
.used
= rule
->up
.modified
;
4108 rule
->recirc_id
= 0;
4109 rule
->new_rule
= NULL
;
4110 rule
->forward_counts
= false;
4116 rule_insert(struct rule
*rule_
, struct rule
*old_rule_
, bool forward_counts
)
4117 OVS_REQUIRES(ofproto_mutex
)
4119 struct rule_dpif
*rule
= rule_dpif_cast(rule_
);
4122 struct rule_dpif
*old_rule
= rule_dpif_cast(old_rule_
);
4124 ovs_assert(!old_rule
->new_rule
);
4126 /* Take a reference to the new rule, and refer all stats updates from
4127 * the old rule to the new rule. */
4128 ofproto_rule_ref(&rule
->up
);
4130 ovs_mutex_lock(&old_rule
->stats_mutex
);
4131 ovs_mutex_lock(&rule
->stats_mutex
);
4132 old_rule
->new_rule
= rule
; /* Forward future stats. */
4133 old_rule
->forward_counts
= forward_counts
;
4135 if (forward_counts
) {
4136 rule
->stats
= old_rule
->stats
; /* Transfer stats to the new
4139 /* Used timestamp must be forwarded whenever a rule is modified. */
4140 rule
->stats
.used
= old_rule
->stats
.used
;
4142 ovs_mutex_unlock(&rule
->stats_mutex
);
4143 ovs_mutex_unlock(&old_rule
->stats_mutex
);
4148 rule_destruct(struct rule
*rule_
)
4149 OVS_NO_THREAD_SAFETY_ANALYSIS
4151 struct rule_dpif
*rule
= rule_dpif_cast(rule_
);
4153 ovs_mutex_destroy(&rule
->stats_mutex
);
4154 /* Release reference to the new rule, if any. */
4155 if (rule
->new_rule
) {
4156 ofproto_rule_unref(&rule
->new_rule
->up
);
4158 if (rule
->recirc_id
) {
4159 recirc_free_id(rule
->recirc_id
);
4164 rule_get_stats(struct rule
*rule_
, uint64_t *packets
, uint64_t *bytes
,
4165 long long int *used
)
4167 struct rule_dpif
*rule
= rule_dpif_cast(rule_
);
4169 ovs_mutex_lock(&rule
->stats_mutex
);
4170 if (OVS_UNLIKELY(rule
->new_rule
)) {
4171 rule_get_stats(&rule
->new_rule
->up
, packets
, bytes
, used
);
4173 *packets
= rule
->stats
.n_packets
;
4174 *bytes
= rule
->stats
.n_bytes
;
4175 *used
= rule
->stats
.used
;
4177 ovs_mutex_unlock(&rule
->stats_mutex
);
4180 struct ofproto_dpif_packet_out
{
4181 struct xlate_cache xcache
;
4182 struct ofpbuf odp_actions
;
4183 struct recirc_refs rr
;
4188 static struct ofproto_dpif_packet_out
*
4189 ofproto_dpif_packet_out_new(void)
4191 struct ofproto_dpif_packet_out
*aux
= xmalloc(sizeof *aux
);
4192 xlate_cache_init(&aux
->xcache
);
4193 ofpbuf_init(&aux
->odp_actions
, 64);
4194 aux
->rr
= RECIRC_REFS_EMPTY_INITIALIZER
;
4195 aux
->needs_help
= false;
4201 ofproto_dpif_packet_out_delete(struct ofproto_dpif_packet_out
*aux
)
4204 xlate_cache_uninit(&aux
->xcache
);
4205 ofpbuf_uninit(&aux
->odp_actions
);
4206 recirc_refs_unref(&aux
->rr
);
4212 packet_xlate(struct ofproto
*ofproto_
, struct ofproto_packet_out
*opo
)
4213 OVS_REQUIRES(ofproto_mutex
)
4215 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofproto_
);
4216 struct xlate_out xout
;
4217 struct xlate_in xin
;
4218 enum ofperr error
= 0;
4220 struct ofproto_dpif_packet_out
*aux
= ofproto_dpif_packet_out_new();
4222 xlate_in_init(&xin
, ofproto
, opo
->version
, opo
->flow
,
4223 opo
->flow
->in_port
.ofp_port
, NULL
, 0, opo
->packet
, NULL
,
4225 xin
.ofpacts
= opo
->ofpacts
;
4226 xin
.ofpacts_len
= opo
->ofpacts_len
;
4227 /* No learning or stats, but collect side effects to xcache. */
4228 xin
.allow_side_effects
= false;
4229 xin
.resubmit_stats
= NULL
;
4230 xin
.xcache
= &aux
->xcache
;
4232 if (xlate_actions(&xin
, &xout
) != XLATE_OK
) {
4233 error
= OFPERR_OFPFMFC_UNKNOWN
; /* Error processing actions. */
4236 /* Prepare learn actions. */
4237 struct xc_entry
*entry
;
4238 struct ofpbuf entries
= aux
->xcache
.entries
;
4240 XC_ENTRY_FOR_EACH (entry
, &entries
) {
4241 if (entry
->type
== XC_LEARN
) {
4242 struct ofproto_flow_mod
*ofm
= entry
->learn
.ofm
;
4244 error
= ofproto_flow_mod_learn_refresh(ofm
);
4248 struct rule
*rule
= ofm
->temp_rule
;
4249 ofm
->learn_adds_rule
= (rule
->state
== RULE_INITIALIZED
);
4250 if (ofm
->learn_adds_rule
) {
4251 /* If learning on a different bridge, must use its next
4252 * version number. */
4253 ofm
->version
= (rule
->ofproto
== ofproto_
)
4254 ? opo
->version
: rule
->ofproto
->tables_version
+ 1;
4255 error
= ofproto_flow_mod_learn_start(ofm
);
4264 aux
->needs_help
= (xout
.slow
& SLOW_ACTION
) != 0;
4265 recirc_refs_swap(&aux
->rr
, &xout
.recircs
); /* Hold recirc refs. */
4267 xlate_out_uninit(&xout
);
4272 xlate_out_uninit(&xout
);
4273 ofproto_dpif_packet_out_delete(aux
);
4279 packet_xlate_revert(struct ofproto
*ofproto OVS_UNUSED
,
4280 struct ofproto_packet_out
*opo
)
4281 OVS_REQUIRES(ofproto_mutex
)
4283 struct ofproto_dpif_packet_out
*aux
= opo
->aux
;
4286 /* Revert the learned flows. */
4287 struct xc_entry
*entry
;
4288 struct ofpbuf entries
= aux
->xcache
.entries
;
4290 XC_ENTRY_FOR_EACH (entry
, &entries
) {
4291 if (entry
->type
== XC_LEARN
&& entry
->learn
.ofm
->learn_adds_rule
) {
4292 ofproto_flow_mod_learn_revert(entry
->learn
.ofm
);
4296 ofproto_dpif_packet_out_delete(aux
);
4300 /* Push stats and perform side effects of flow translation. */
4302 ofproto_dpif_xcache_execute(struct ofproto_dpif
*ofproto
,
4303 struct xlate_cache
*xcache
,
4304 const struct dpif_flow_stats
*stats
)
4305 OVS_REQUIRES(ofproto_mutex
)
4307 struct xc_entry
*entry
;
4308 struct ofpbuf entries
= xcache
->entries
;
4310 XC_ENTRY_FOR_EACH (entry
, &entries
) {
4311 switch (entry
->type
) {
4313 /* Finish the learned flows. */
4314 if (entry
->learn
.ofm
->learn_adds_rule
) {
4315 ofproto_flow_mod_learn_finish(entry
->learn
.ofm
, &ofproto
->up
);
4318 case XC_FIN_TIMEOUT
:
4319 if (stats
->tcp_flags
& (TCP_FIN
| TCP_RST
)) {
4320 /* 'ofproto_mutex' already held */
4321 ofproto_rule_reduce_timeouts__(&entry
->fin
.rule
->up
,
4326 /* All the rest can be dealt with by the xlate layer. */
4337 xlate_push_stats_entry(entry
, stats
);
4346 packet_execute(struct ofproto
*ofproto_
, struct ofproto_packet_out
*opo
)
4347 OVS_REQUIRES(ofproto_mutex
)
4349 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofproto_
);
4350 struct dpif_flow_stats stats
;
4351 struct dpif_execute execute
;
4353 struct ofproto_dpif_packet_out
*aux
= opo
->aux
;
4356 /* Run the side effects from the xcache. */
4357 dpif_flow_stats_extract(opo
->flow
, opo
->packet
, time_msec(), &stats
);
4358 ofproto_dpif_xcache_execute(ofproto
, &aux
->xcache
, &stats
);
4360 execute
.actions
= aux
->odp_actions
.data
;
4361 execute
.actions_len
= aux
->odp_actions
.size
;
4363 pkt_metadata_from_flow(&opo
->packet
->md
, opo
->flow
);
4364 execute
.packet
= opo
->packet
;
4365 execute
.flow
= opo
->flow
;
4366 execute
.needs_help
= aux
->needs_help
;
4367 execute
.probe
= false;
4370 /* Fix up in_port. */
4371 ofproto_dpif_set_packet_odp_port(ofproto
, opo
->flow
->in_port
.ofp_port
,
4374 dpif_execute(ofproto
->backer
->dpif
, &execute
);
4375 ofproto_dpif_packet_out_delete(aux
);
4379 static struct group_dpif
*group_dpif_cast(const struct ofgroup
*group
)
4381 return group
? CONTAINER_OF(group
, struct group_dpif
, up
) : NULL
;
4384 static struct ofgroup
*
4387 struct group_dpif
*group
= xzalloc(sizeof *group
);
4392 group_dealloc(struct ofgroup
*group_
)
4394 struct group_dpif
*group
= group_dpif_cast(group_
);
4399 group_construct_stats(struct group_dpif
*group
)
4400 OVS_REQUIRES(group
->stats_mutex
)
4402 group
->packet_count
= 0;
4403 group
->byte_count
= 0;
4405 struct ofputil_bucket
*bucket
;
4406 LIST_FOR_EACH (bucket
, list_node
, &group
->up
.buckets
) {
4407 bucket
->stats
.packet_count
= 0;
4408 bucket
->stats
.byte_count
= 0;
4413 group_dpif_credit_stats(struct group_dpif
*group
,
4414 struct ofputil_bucket
*bucket
,
4415 const struct dpif_flow_stats
*stats
)
4417 ovs_mutex_lock(&group
->stats_mutex
);
4418 group
->packet_count
+= stats
->n_packets
;
4419 group
->byte_count
+= stats
->n_bytes
;
4421 bucket
->stats
.packet_count
+= stats
->n_packets
;
4422 bucket
->stats
.byte_count
+= stats
->n_bytes
;
4423 } else { /* Credit to all buckets */
4424 struct ofputil_bucket
*bucket
;
4425 LIST_FOR_EACH (bucket
, list_node
, &group
->up
.buckets
) {
4426 bucket
->stats
.packet_count
+= stats
->n_packets
;
4427 bucket
->stats
.byte_count
+= stats
->n_bytes
;
4430 ovs_mutex_unlock(&group
->stats_mutex
);
4434 group_construct(struct ofgroup
*group_
)
4436 struct group_dpif
*group
= group_dpif_cast(group_
);
4438 ovs_mutex_init_adaptive(&group
->stats_mutex
);
4439 ovs_mutex_lock(&group
->stats_mutex
);
4440 group_construct_stats(group
);
4441 ovs_mutex_unlock(&group
->stats_mutex
);
4446 group_destruct(struct ofgroup
*group_
)
4448 struct group_dpif
*group
= group_dpif_cast(group_
);
4449 ovs_mutex_destroy(&group
->stats_mutex
);
4453 group_get_stats(const struct ofgroup
*group_
, struct ofputil_group_stats
*ogs
)
4455 struct group_dpif
*group
= group_dpif_cast(group_
);
4457 ovs_mutex_lock(&group
->stats_mutex
);
4458 ogs
->packet_count
= group
->packet_count
;
4459 ogs
->byte_count
= group
->byte_count
;
4461 struct bucket_counter
*bucket_stats
= ogs
->bucket_stats
;
4462 struct ofputil_bucket
*bucket
;
4463 LIST_FOR_EACH (bucket
, list_node
, &group
->up
.buckets
) {
4464 bucket_stats
->packet_count
= bucket
->stats
.packet_count
;
4465 bucket_stats
->byte_count
= bucket
->stats
.byte_count
;
4468 ovs_mutex_unlock(&group
->stats_mutex
);
4473 /* If the group exists, this function increments the groups's reference count.
4475 * Make sure to call ofproto_group_unref() after no longer needing to maintain
4476 * a reference to the group. */
4478 group_dpif_lookup(struct ofproto_dpif
*ofproto
, uint32_t group_id
,
4479 ovs_version_t version
, bool take_ref
)
4481 struct ofgroup
*ofgroup
= ofproto_group_lookup(&ofproto
->up
, group_id
,
4483 return ofgroup
? group_dpif_cast(ofgroup
) : NULL
;
4486 /* Sends 'packet' out 'ofport'. If 'port' is a tunnel and that tunnel type
4487 * supports a notion of an OAM flag, sets it if 'oam' is true.
4488 * May modify 'packet'.
4489 * Returns 0 if successful, otherwise a positive errno value. */
4491 ofproto_dpif_send_packet(const struct ofport_dpif
*ofport
, bool oam
,
4492 struct dp_packet
*packet
)
4494 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofport
->up
.ofproto
);
4497 error
= xlate_send_packet(ofport
, oam
, packet
);
4499 ovs_mutex_lock(&ofproto
->stats_mutex
);
4500 ofproto
->stats
.tx_packets
++;
4501 ofproto
->stats
.tx_bytes
+= dp_packet_size(packet
);
4502 ovs_mutex_unlock(&ofproto
->stats_mutex
);
4506 /* Return the version string of the datapath that backs up
4510 get_datapath_version(const struct ofproto
*ofproto_
)
4512 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofproto_
);
4514 return ofproto
->backer
->dp_version_string
;
4518 type_set_config(const char *type
, const struct smap
*other_config
)
4520 struct dpif_backer
*backer
;
4522 backer
= shash_find_data(&all_dpif_backers
, type
);
4524 /* This is not necessarily a problem, since backers are only
4525 * created on demand. */
4529 dpif_set_config(backer
->dpif
, other_config
);
4533 ct_flush(const struct ofproto
*ofproto_
, const uint16_t *zone
)
4535 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofproto_
);
4537 ct_dpif_flush(ofproto
->backer
->dpif
, zone
);
4541 set_frag_handling(struct ofproto
*ofproto_
,
4542 enum ofputil_frag_handling frag_handling
)
4544 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofproto_
);
4545 if (frag_handling
!= OFPUTIL_FRAG_REASM
) {
4546 ofproto
->backer
->need_revalidate
= REV_RECONFIGURE
;
4554 nxt_resume(struct ofproto
*ofproto_
,
4555 const struct ofputil_packet_in_private
*pin
)
4557 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofproto_
);
4559 /* Translate pin into datapath actions. */
4560 uint64_t odp_actions_stub
[1024 / 8];
4561 struct ofpbuf odp_actions
= OFPBUF_STUB_INITIALIZER(odp_actions_stub
);
4562 enum slow_path_reason slow
;
4563 enum ofperr error
= xlate_resume(ofproto
, pin
, &odp_actions
, &slow
);
4565 /* Steal 'pin->packet' and put it into a dp_packet. */
4566 struct dp_packet packet
;
4567 dp_packet_init(&packet
, pin
->public.packet_len
);
4568 dp_packet_put(&packet
, pin
->public.packet
, pin
->public.packet_len
);
4570 pkt_metadata_from_flow(&packet
.md
, &pin
->public.flow_metadata
.flow
);
4572 /* Fix up in_port. */
4573 ofproto_dpif_set_packet_odp_port(ofproto
,
4574 pin
->public.flow_metadata
.flow
.in_port
.ofp_port
,
4577 struct flow headers
;
4578 flow_extract(&packet
, &headers
);
4580 /* Execute the datapath actions on the packet. */
4581 struct dpif_execute execute
= {
4582 .actions
= odp_actions
.data
,
4583 .actions_len
= odp_actions
.size
,
4584 .needs_help
= (slow
& SLOW_ACTION
) != 0,
4588 dpif_execute(ofproto
->backer
->dpif
, &execute
);
4591 ofpbuf_uninit(&odp_actions
);
4592 dp_packet_uninit(&packet
);
4600 set_netflow(struct ofproto
*ofproto_
,
4601 const struct netflow_options
*netflow_options
)
4603 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofproto_
);
4605 if (netflow_options
) {
4606 if (!ofproto
->netflow
) {
4607 ofproto
->netflow
= netflow_create();
4608 ofproto
->backer
->need_revalidate
= REV_RECONFIGURE
;
4610 return netflow_set_options(ofproto
->netflow
, netflow_options
);
4611 } else if (ofproto
->netflow
) {
4612 ofproto
->backer
->need_revalidate
= REV_RECONFIGURE
;
4613 netflow_unref(ofproto
->netflow
);
4614 ofproto
->netflow
= NULL
;
4621 get_netflow_ids(const struct ofproto
*ofproto_
,
4622 uint8_t *engine_type
, uint8_t *engine_id
)
4624 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofproto_
);
4626 dpif_get_netflow_ids(ofproto
->backer
->dpif
, engine_type
, engine_id
);
4629 struct ofproto_dpif
*
4630 ofproto_dpif_lookup(const char *name
)
4632 struct ofproto_dpif
*ofproto
;
4634 HMAP_FOR_EACH_WITH_HASH (ofproto
, all_ofproto_dpifs_node
,
4635 hash_string(name
, 0), &all_ofproto_dpifs
) {
4636 if (!strcmp(ofproto
->up
.name
, name
)) {
4644 ofproto_unixctl_fdb_flush(struct unixctl_conn
*conn
, int argc
,
4645 const char *argv
[], void *aux OVS_UNUSED
)
4647 struct ofproto_dpif
*ofproto
;
4650 ofproto
= ofproto_dpif_lookup(argv
[1]);
4652 unixctl_command_reply_error(conn
, "no such bridge");
4655 ovs_rwlock_wrlock(&ofproto
->ml
->rwlock
);
4656 mac_learning_flush(ofproto
->ml
);
4657 ovs_rwlock_unlock(&ofproto
->ml
->rwlock
);
4659 HMAP_FOR_EACH (ofproto
, all_ofproto_dpifs_node
, &all_ofproto_dpifs
) {
4660 ovs_rwlock_wrlock(&ofproto
->ml
->rwlock
);
4661 mac_learning_flush(ofproto
->ml
);
4662 ovs_rwlock_unlock(&ofproto
->ml
->rwlock
);
4666 unixctl_command_reply(conn
, "table successfully flushed");
4670 ofproto_unixctl_mcast_snooping_flush(struct unixctl_conn
*conn
, int argc
,
4671 const char *argv
[], void *aux OVS_UNUSED
)
4673 struct ofproto_dpif
*ofproto
;
4676 ofproto
= ofproto_dpif_lookup(argv
[1]);
4678 unixctl_command_reply_error(conn
, "no such bridge");
4682 if (!mcast_snooping_enabled(ofproto
->ms
)) {
4683 unixctl_command_reply_error(conn
, "multicast snooping is disabled");
4686 mcast_snooping_mdb_flush(ofproto
->ms
);
4688 HMAP_FOR_EACH (ofproto
, all_ofproto_dpifs_node
, &all_ofproto_dpifs
) {
4689 if (!mcast_snooping_enabled(ofproto
->ms
)) {
4692 mcast_snooping_mdb_flush(ofproto
->ms
);
4696 unixctl_command_reply(conn
, "table successfully flushed");
4699 static struct ofport_dpif
*
4700 ofbundle_get_a_port(const struct ofbundle
*bundle
)
4702 return CONTAINER_OF(ovs_list_front(&bundle
->ports
), struct ofport_dpif
,
4707 ofproto_unixctl_fdb_show(struct unixctl_conn
*conn
, int argc OVS_UNUSED
,
4708 const char *argv
[], void *aux OVS_UNUSED
)
4710 struct ds ds
= DS_EMPTY_INITIALIZER
;
4711 const struct ofproto_dpif
*ofproto
;
4712 const struct mac_entry
*e
;
4714 ofproto
= ofproto_dpif_lookup(argv
[1]);
4716 unixctl_command_reply_error(conn
, "no such bridge");
4720 ds_put_cstr(&ds
, " port VLAN MAC Age\n");
4721 ovs_rwlock_rdlock(&ofproto
->ml
->rwlock
);
4722 LIST_FOR_EACH (e
, lru_node
, &ofproto
->ml
->lrus
) {
4723 struct ofbundle
*bundle
= mac_entry_get_port(ofproto
->ml
, e
);
4724 char name
[OFP_MAX_PORT_NAME_LEN
];
4726 ofputil_port_to_string(ofbundle_get_a_port(bundle
)->up
.ofp_port
,
4728 ds_put_format(&ds
, "%5s %4d "ETH_ADDR_FMT
" %3d\n",
4729 name
, e
->vlan
, ETH_ADDR_ARGS(e
->mac
),
4730 mac_entry_age(ofproto
->ml
, e
));
4732 ovs_rwlock_unlock(&ofproto
->ml
->rwlock
);
4733 unixctl_command_reply(conn
, ds_cstr(&ds
));
4738 ofproto_unixctl_mcast_snooping_show(struct unixctl_conn
*conn
,
4739 int argc OVS_UNUSED
,
4741 void *aux OVS_UNUSED
)
4743 struct ds ds
= DS_EMPTY_INITIALIZER
;
4744 const struct ofproto_dpif
*ofproto
;
4745 const struct ofbundle
*bundle
;
4746 const struct mcast_group
*grp
;
4747 struct mcast_group_bundle
*b
;
4748 struct mcast_mrouter_bundle
*mrouter
;
4750 ofproto
= ofproto_dpif_lookup(argv
[1]);
4752 unixctl_command_reply_error(conn
, "no such bridge");
4756 if (!mcast_snooping_enabled(ofproto
->ms
)) {
4757 unixctl_command_reply_error(conn
, "multicast snooping is disabled");
4761 ds_put_cstr(&ds
, " port VLAN GROUP Age\n");
4762 ovs_rwlock_rdlock(&ofproto
->ms
->rwlock
);
4763 LIST_FOR_EACH (grp
, group_node
, &ofproto
->ms
->group_lru
) {
4764 LIST_FOR_EACH(b
, bundle_node
, &grp
->bundle_lru
) {
4765 char name
[OFP_MAX_PORT_NAME_LEN
];
4768 ofputil_port_to_string(ofbundle_get_a_port(bundle
)->up
.ofp_port
,
4770 ds_put_format(&ds
, "%5s %4d ", name
, grp
->vlan
);
4771 ipv6_format_mapped(&grp
->addr
, &ds
);
4772 ds_put_format(&ds
, " %3d\n",
4773 mcast_bundle_age(ofproto
->ms
, b
));
4777 /* ports connected to multicast routers */
4778 LIST_FOR_EACH(mrouter
, mrouter_node
, &ofproto
->ms
->mrouter_lru
) {
4779 char name
[OFP_MAX_PORT_NAME_LEN
];
4781 bundle
= mrouter
->port
;
4782 ofputil_port_to_string(ofbundle_get_a_port(bundle
)->up
.ofp_port
,
4784 ds_put_format(&ds
, "%5s %4d querier %3d\n",
4785 name
, mrouter
->vlan
,
4786 mcast_mrouter_age(ofproto
->ms
, mrouter
));
4788 ovs_rwlock_unlock(&ofproto
->ms
->rwlock
);
4789 unixctl_command_reply(conn
, ds_cstr(&ds
));
4793 /* Store the current ofprotos in 'ofproto_shash'. Returns a sorted list
4794 * of the 'ofproto_shash' nodes. It is the responsibility of the caller
4795 * to destroy 'ofproto_shash' and free the returned value. */
4796 static const struct shash_node
**
4797 get_ofprotos(struct shash
*ofproto_shash
)
4799 const struct ofproto_dpif
*ofproto
;
4801 HMAP_FOR_EACH (ofproto
, all_ofproto_dpifs_node
, &all_ofproto_dpifs
) {
4802 char *name
= xasprintf("%s@%s", ofproto
->up
.type
, ofproto
->up
.name
);
4803 shash_add_nocopy(ofproto_shash
, name
, ofproto
);
4806 return shash_sort(ofproto_shash
);
4810 ofproto_unixctl_dpif_dump_dps(struct unixctl_conn
*conn
, int argc OVS_UNUSED
,
4811 const char *argv
[] OVS_UNUSED
,
4812 void *aux OVS_UNUSED
)
4814 struct ds ds
= DS_EMPTY_INITIALIZER
;
4815 struct shash ofproto_shash
;
4816 const struct shash_node
**sorted_ofprotos
;
4819 shash_init(&ofproto_shash
);
4820 sorted_ofprotos
= get_ofprotos(&ofproto_shash
);
4821 for (i
= 0; i
< shash_count(&ofproto_shash
); i
++) {
4822 const struct shash_node
*node
= sorted_ofprotos
[i
];
4823 ds_put_format(&ds
, "%s\n", node
->name
);
4826 shash_destroy(&ofproto_shash
);
4827 free(sorted_ofprotos
);
4829 unixctl_command_reply(conn
, ds_cstr(&ds
));
4834 dpif_show_backer(const struct dpif_backer
*backer
, struct ds
*ds
)
4836 const struct shash_node
**ofprotos
;
4837 struct dpif_dp_stats dp_stats
;
4838 struct shash ofproto_shash
;
4841 dpif_get_dp_stats(backer
->dpif
, &dp_stats
);
4843 ds_put_format(ds
, "%s: hit:%"PRIu64
" missed:%"PRIu64
"\n",
4844 dpif_name(backer
->dpif
), dp_stats
.n_hit
, dp_stats
.n_missed
);
4846 shash_init(&ofproto_shash
);
4847 ofprotos
= get_ofprotos(&ofproto_shash
);
4848 for (i
= 0; i
< shash_count(&ofproto_shash
); i
++) {
4849 struct ofproto_dpif
*ofproto
= ofprotos
[i
]->data
;
4850 const struct shash_node
**ports
;
4853 if (ofproto
->backer
!= backer
) {
4857 ds_put_format(ds
, "\t%s:\n", ofproto
->up
.name
);
4859 ports
= shash_sort(&ofproto
->up
.port_by_name
);
4860 for (j
= 0; j
< shash_count(&ofproto
->up
.port_by_name
); j
++) {
4861 const struct shash_node
*node
= ports
[j
];
4862 struct ofport
*ofport
= node
->data
;
4864 odp_port_t odp_port
;
4866 ds_put_format(ds
, "\t\t%s %u/", netdev_get_name(ofport
->netdev
),
4869 odp_port
= ofp_port_to_odp_port(ofproto
, ofport
->ofp_port
);
4870 if (odp_port
!= ODPP_NONE
) {
4871 ds_put_format(ds
, "%"PRIu32
":", odp_port
);
4873 ds_put_cstr(ds
, "none:");
4876 ds_put_format(ds
, " (%s", netdev_get_type(ofport
->netdev
));
4879 if (!netdev_get_config(ofport
->netdev
, &config
)) {
4880 const struct smap_node
**nodes
;
4883 nodes
= smap_sort(&config
);
4884 for (i
= 0; i
< smap_count(&config
); i
++) {
4885 const struct smap_node
*node
= nodes
[i
];
4886 ds_put_format(ds
, "%c %s=%s", i
? ',' : ':',
4887 node
->key
, node
->value
);
4891 smap_destroy(&config
);
4893 ds_put_char(ds
, ')');
4894 ds_put_char(ds
, '\n');
4898 shash_destroy(&ofproto_shash
);
4903 ofproto_unixctl_dpif_show(struct unixctl_conn
*conn
, int argc OVS_UNUSED
,
4904 const char *argv
[] OVS_UNUSED
, void *aux OVS_UNUSED
)
4906 struct ds ds
= DS_EMPTY_INITIALIZER
;
4907 const struct shash_node
**backers
;
4910 backers
= shash_sort(&all_dpif_backers
);
4911 for (i
= 0; i
< shash_count(&all_dpif_backers
); i
++) {
4912 dpif_show_backer(backers
[i
]->data
, &ds
);
4916 unixctl_command_reply(conn
, ds_cstr(&ds
));
4921 ofproto_unixctl_dpif_dump_flows(struct unixctl_conn
*conn
,
4922 int argc OVS_UNUSED
, const char *argv
[],
4923 void *aux OVS_UNUSED
)
4925 const struct ofproto_dpif
*ofproto
;
4927 struct ds ds
= DS_EMPTY_INITIALIZER
;
4928 bool verbosity
= false;
4930 struct dpif_port dpif_port
;
4931 struct dpif_port_dump port_dump
;
4932 struct hmap portno_names
;
4934 struct dpif_flow_dump
*flow_dump
;
4935 struct dpif_flow_dump_thread
*flow_dump_thread
;
4939 ofproto
= ofproto_dpif_lookup(argv
[argc
- 1]);
4941 unixctl_command_reply_error(conn
, "no such bridge");
4945 if (argc
> 2 && !strcmp(argv
[1], "-m")) {
4949 hmap_init(&portno_names
);
4950 DPIF_PORT_FOR_EACH (&dpif_port
, &port_dump
, ofproto
->backer
->dpif
) {
4951 odp_portno_names_set(&portno_names
, dpif_port
.port_no
, dpif_port
.name
);
4955 flow_dump
= dpif_flow_dump_create(ofproto
->backer
->dpif
, false);
4956 flow_dump_thread
= dpif_flow_dump_thread_create(flow_dump
);
4957 while (dpif_flow_dump_next(flow_dump_thread
, &f
, 1)) {
4960 if (odp_flow_key_to_flow(f
.key
, f
.key_len
, &flow
) == ODP_FIT_ERROR
4961 || xlate_lookup_ofproto(ofproto
->backer
, &flow
, NULL
) != ofproto
) {
4966 odp_format_ufid(&f
.ufid
, &ds
);
4967 ds_put_cstr(&ds
, " ");
4969 odp_flow_format(f
.key
, f
.key_len
, f
.mask
, f
.mask_len
,
4970 &portno_names
, &ds
, verbosity
);
4971 ds_put_cstr(&ds
, ", ");
4972 dpif_flow_stats_format(&f
.stats
, &ds
);
4973 ds_put_cstr(&ds
, ", actions:");
4974 format_odp_actions(&ds
, f
.actions
, f
.actions_len
);
4975 ds_put_char(&ds
, '\n');
4977 dpif_flow_dump_thread_destroy(flow_dump_thread
);
4978 error
= dpif_flow_dump_destroy(flow_dump
);
4982 ds_put_format(&ds
, "dpif/dump_flows failed: %s", ovs_strerror(errno
));
4983 unixctl_command_reply_error(conn
, ds_cstr(&ds
));
4985 unixctl_command_reply(conn
, ds_cstr(&ds
));
4987 odp_portno_names_destroy(&portno_names
);
4988 hmap_destroy(&portno_names
);
4993 ofproto_revalidate_all_backers(void)
4995 const struct shash_node
**backers
;
4998 backers
= shash_sort(&all_dpif_backers
);
4999 for (i
= 0; i
< shash_count(&all_dpif_backers
); i
++) {
5000 struct dpif_backer
*backer
= backers
[i
]->data
;
5001 backer
->need_revalidate
= REV_RECONFIGURE
;
5007 disable_tnl_push_pop(struct unixctl_conn
*conn OVS_UNUSED
, int argc OVS_UNUSED
,
5008 const char *argv
[], void *aux OVS_UNUSED
)
5010 if (!strcasecmp(argv
[1], "off")) {
5011 ofproto_use_tnl_push_pop
= false;
5012 unixctl_command_reply(conn
, "Tunnel push-pop off");
5013 ofproto_revalidate_all_backers();
5014 } else if (!strcasecmp(argv
[1], "on")) {
5015 ofproto_use_tnl_push_pop
= true;
5016 unixctl_command_reply(conn
, "Tunnel push-pop on");
5017 ofproto_revalidate_all_backers();
5019 unixctl_command_reply_error(conn
, "Invalid argument");
5024 disable_datapath_truncate(struct unixctl_conn
*conn OVS_UNUSED
,
5025 int argc OVS_UNUSED
,
5026 const char *argv
[] OVS_UNUSED
,
5027 void *aux OVS_UNUSED
)
5029 const struct shash_node
**backers
;
5032 backers
= shash_sort(&all_dpif_backers
);
5033 for (i
= 0; i
< shash_count(&all_dpif_backers
); i
++) {
5034 struct dpif_backer
*backer
= backers
[i
]->data
;
5035 backer
->support
.trunc
= false;
5038 unixctl_command_reply(conn
, "Datapath truncate action diabled");
5042 disable_datapath_clone(struct unixctl_conn
*conn OVS_UNUSED
,
5043 int argc
, const char *argv
[],
5044 void *aux OVS_UNUSED
)
5046 struct ds ds
= DS_EMPTY_INITIALIZER
;
5047 const char *br
= argv
[argc
-1];
5048 struct ofproto_dpif
*ofproto
;
5050 ofproto
= ofproto_dpif_lookup(br
);
5052 unixctl_command_reply_error(conn
, "no such bridge");
5055 xlate_disable_dp_clone(ofproto
);
5056 udpif_flush(ofproto
->backer
->udpif
);
5057 ds_put_format(&ds
, "Datapath clone action disabled for bridge %s", br
);
5058 unixctl_command_reply(conn
, ds_cstr(&ds
));
5062 ofproto_unixctl_init(void)
5064 static bool registered
;
5070 unixctl_command_register("fdb/flush", "[bridge]", 0, 1,
5071 ofproto_unixctl_fdb_flush
, NULL
);
5072 unixctl_command_register("fdb/show", "bridge", 1, 1,
5073 ofproto_unixctl_fdb_show
, NULL
);
5074 unixctl_command_register("mdb/flush", "[bridge]", 0, 1,
5075 ofproto_unixctl_mcast_snooping_flush
, NULL
);
5076 unixctl_command_register("mdb/show", "bridge", 1, 1,
5077 ofproto_unixctl_mcast_snooping_show
, NULL
);
5078 unixctl_command_register("dpif/dump-dps", "", 0, 0,
5079 ofproto_unixctl_dpif_dump_dps
, NULL
);
5080 unixctl_command_register("dpif/show", "", 0, 0, ofproto_unixctl_dpif_show
,
5082 unixctl_command_register("dpif/dump-flows", "[-m] bridge", 1, 2,
5083 ofproto_unixctl_dpif_dump_flows
, NULL
);
5085 unixctl_command_register("ofproto/tnl-push-pop", "[on]|[off]", 1, 1,
5086 disable_tnl_push_pop
, NULL
);
5088 unixctl_command_register("dpif/disable-truncate", "", 0, 0,
5089 disable_datapath_truncate
, NULL
);
5091 unixctl_command_register("dpif/disable-dp-clone", "bridge", 1, 1,
5092 disable_datapath_clone
, NULL
);
5096 ofp_port_to_odp_port(const struct ofproto_dpif
*ofproto
, ofp_port_t ofp_port
)
5098 const struct ofport_dpif
*ofport
= ofp_port_to_ofport(ofproto
, ofp_port
);
5099 return ofport
? ofport
->odp_port
: ODPP_NONE
;
5102 struct ofport_dpif
*
5103 odp_port_to_ofport(const struct dpif_backer
*backer
, odp_port_t odp_port
)
5105 struct ofport_dpif
*port
;
5107 ovs_rwlock_rdlock(&backer
->odp_to_ofport_lock
);
5108 HMAP_FOR_EACH_IN_BUCKET (port
, odp_port_node
, hash_odp_port(odp_port
),
5109 &backer
->odp_to_ofport_map
) {
5110 if (port
->odp_port
== odp_port
) {
5111 ovs_rwlock_unlock(&backer
->odp_to_ofport_lock
);
5116 ovs_rwlock_unlock(&backer
->odp_to_ofport_lock
);
5121 odp_port_to_ofp_port(const struct ofproto_dpif
*ofproto
, odp_port_t odp_port
)
5123 struct ofport_dpif
*port
;
5125 port
= odp_port_to_ofport(ofproto
->backer
, odp_port
);
5126 if (port
&& &ofproto
->up
== port
->up
.ofproto
) {
5127 return port
->up
.ofp_port
;
5134 ofproto_dpif_add_internal_flow(struct ofproto_dpif
*ofproto
,
5135 const struct match
*match
, int priority
,
5136 uint16_t idle_timeout
,
5137 const struct ofpbuf
*ofpacts
,
5138 struct rule
**rulep
)
5140 struct ofputil_flow_mod fm
;
5141 struct rule_dpif
*rule
;
5144 fm
= (struct ofputil_flow_mod
) {
5145 .buffer_id
= UINT32_MAX
,
5147 .priority
= priority
,
5148 .table_id
= TBL_INTERNAL
,
5149 .command
= OFPFC_ADD
,
5150 .idle_timeout
= idle_timeout
,
5151 .flags
= OFPUTIL_FF_HIDDEN_FIELDS
| OFPUTIL_FF_NO_READONLY
,
5152 .ofpacts
= ofpacts
->data
,
5153 .ofpacts_len
= ofpacts
->size
,
5156 error
= ofproto_flow_mod(&ofproto
->up
, &fm
);
5158 VLOG_ERR_RL(&rl
, "failed to add internal flow (%s)",
5159 ofperr_to_string(error
));
5164 rule
= rule_dpif_lookup_in_table(ofproto
,
5165 ofproto_dpif_get_tables_version(ofproto
),
5166 TBL_INTERNAL
, &fm
.match
.flow
,
5177 ofproto_dpif_delete_internal_flow(struct ofproto_dpif
*ofproto
,
5178 struct match
*match
, int priority
)
5180 struct ofputil_flow_mod fm
;
5183 fm
= (struct ofputil_flow_mod
) {
5184 .buffer_id
= UINT32_MAX
,
5186 .priority
= priority
,
5187 .table_id
= TBL_INTERNAL
,
5188 .out_port
= OFPP_ANY
,
5189 .out_group
= OFPG_ANY
,
5190 .flags
= OFPUTIL_FF_HIDDEN_FIELDS
| OFPUTIL_FF_NO_READONLY
,
5191 .command
= OFPFC_DELETE_STRICT
,
5194 error
= ofproto_flow_mod(&ofproto
->up
, &fm
);
5196 VLOG_ERR_RL(&rl
, "failed to delete internal flow (%s)",
5197 ofperr_to_string(error
));
5204 const struct ofproto_class ofproto_dpif_class
= {
5218 NULL
, /* get_memory_usage. */
5219 type_get_memory_usage
,
5239 port_is_lacp_current
,
5240 port_get_lacp_stats
,
5241 NULL
, /* rule_choose_table */
5245 NULL
, /* rule_delete */
5250 packet_xlate_revert
,
5268 aa_vlan_get_queue_size
,
5275 get_stp_port_status
,
5280 get_rstp_port_status
,
5287 is_mirror_output_bundle
,
5288 forward_bpdu_changed
,
5289 set_mac_table_config
,
5291 set_mcast_snooping_port
,
5292 NULL
, /* meter_get_features */
5293 NULL
, /* meter_set */
5294 NULL
, /* meter_get */
5295 NULL
, /* meter_del */
5296 group_alloc
, /* group_alloc */
5297 group_construct
, /* group_construct */
5298 group_destruct
, /* group_destruct */
5299 group_dealloc
, /* group_dealloc */
5300 NULL
, /* group_modify */
5301 group_get_stats
, /* group_get_stats */
5302 get_datapath_version
, /* get_datapath_version */
5304 ct_flush
, /* ct_flush */