2 * Copyright (c) 2009, 2010, 2011, 2012, 2013, 2014, 2015 Nicira, Inc.
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at:
8 * http://www.apache.org/licenses/LICENSE-2.0
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
19 #include "ofproto/ofproto-dpif.h"
20 #include "ofproto/ofproto-provider.h"
27 #include "byte-order.h"
28 #include "connectivity.h"
34 #include "dynamic-string.h"
35 #include "fail-open.h"
36 #include "guarded-list.h"
40 #include "mac-learning.h"
41 #include "mcast-snooping.h"
42 #include "meta-flow.h"
43 #include "multipath.h"
44 #include "netdev-vport.h"
49 #include "odp-execute.h"
52 #include "ofp-actions.h"
53 #include "ofp-parse.h"
54 #include "ofp-print.h"
55 #include "ofproto-dpif-ipfix.h"
56 #include "ofproto-dpif-mirror.h"
57 #include "ofproto-dpif-monitor.h"
58 #include "ofproto-dpif-rid.h"
59 #include "ofproto-dpif-sflow.h"
60 #include "ofproto-dpif-upcall.h"
61 #include "ofproto-dpif-xlate.h"
62 #include "poll-loop.h"
64 #include "ovs-router.h"
70 #include "unaligned.h"
72 #include "vlan-bitmap.h"
73 #include "openvswitch/vlog.h"
75 VLOG_DEFINE_THIS_MODULE(ofproto_dpif
);
77 COVERAGE_DEFINE(ofproto_dpif_expired
);
78 COVERAGE_DEFINE(packet_in_overflow
);
87 * - Do include packets and bytes from datapath flows which have not
88 * recently been processed by a revalidator. */
89 struct ovs_mutex stats_mutex
;
90 struct dpif_flow_stats stats OVS_GUARDED
;
92 /* In non-NULL, will point to a new rule (for which a reference is held) to
93 * which all the stats updates should be forwarded. This exists only
94 * transitionally when flows are replaced.
96 * Protected by stats_mutex. If both 'rule->stats_mutex' and
97 * 'rule->new_rule->stats_mutex' must be held together, acquire them in that
99 struct rule_dpif
*new_rule OVS_GUARDED
;
101 /* If non-zero then the recirculation id that has
102 * been allocated for use with this rule.
103 * The recirculation id and associated internal flow should
104 * be freed when the rule is freed */
108 /* RULE_CAST() depends on this. */
109 BUILD_ASSERT_DECL(offsetof(struct rule_dpif
, up
) == 0);
111 static void rule_get_stats(struct rule
*, uint64_t *packets
, uint64_t *bytes
,
112 long long int *used
);
113 static struct rule_dpif
*rule_dpif_cast(const struct rule
*);
114 static void rule_expire(struct rule_dpif
*);
121 * - Do include packets and bytes from datapath flows which have not
122 * recently been processed by a revalidator. */
123 struct ovs_mutex stats_mutex
;
124 uint64_t packet_count OVS_GUARDED
; /* Number of packets received. */
125 uint64_t byte_count OVS_GUARDED
; /* Number of bytes received. */
129 struct hmap_node hmap_node
; /* In struct ofproto's "bundles" hmap. */
130 struct ofproto_dpif
*ofproto
; /* Owning ofproto. */
131 void *aux
; /* Key supplied by ofproto's client. */
132 char *name
; /* Identifier for log messages. */
135 struct ovs_list ports
; /* Contains "struct ofport"s. */
136 enum port_vlan_mode vlan_mode
; /* VLAN mode */
137 int vlan
; /* -1=trunk port, else a 12-bit VLAN ID. */
138 unsigned long *trunks
; /* Bitmap of trunked VLANs, if 'vlan' == -1.
139 * NULL if all VLANs are trunked. */
140 struct lacp
*lacp
; /* LACP if LACP is enabled, otherwise NULL. */
141 struct bond
*bond
; /* Nonnull iff more than one port. */
142 bool use_priority_tags
; /* Use 802.1p tag for frames in VLAN 0? */
145 bool floodable
; /* True if no port has OFPUTIL_PC_NO_FLOOD set. */
148 static void bundle_remove(struct ofport
*);
149 static void bundle_update(struct ofbundle
*);
150 static void bundle_destroy(struct ofbundle
*);
151 static void bundle_del_port(struct ofport_dpif
*);
152 static void bundle_run(struct ofbundle
*);
153 static void bundle_wait(struct ofbundle
*);
154 static void bundle_flush_macs(struct ofbundle
*, bool);
155 static void bundle_move(struct ofbundle
*, struct ofbundle
*);
157 static void stp_run(struct ofproto_dpif
*ofproto
);
158 static void stp_wait(struct ofproto_dpif
*ofproto
);
159 static int set_stp_port(struct ofport
*,
160 const struct ofproto_port_stp_settings
*);
162 static void rstp_run(struct ofproto_dpif
*ofproto
);
163 static void set_rstp_port(struct ofport
*,
164 const struct ofproto_port_rstp_settings
*);
167 struct hmap_node odp_port_node
; /* In dpif_backer's "odp_to_ofport_map". */
171 struct ofbundle
*bundle
; /* Bundle that contains this port, if any. */
172 struct ovs_list bundle_node
;/* In struct ofbundle's "ports" list. */
173 struct cfm
*cfm
; /* Connectivity Fault Management, if any. */
174 struct bfd
*bfd
; /* BFD, if any. */
175 struct lldp
*lldp
; /* lldp, if any. */
176 bool may_enable
; /* May be enabled in bonds. */
177 bool is_tunnel
; /* This port is a tunnel. */
178 bool is_layer3
; /* This is a layer 3 port. */
179 long long int carrier_seq
; /* Carrier status changes. */
180 struct ofport_dpif
*peer
; /* Peer if patch port. */
183 struct stp_port
*stp_port
; /* Spanning Tree Protocol, if any. */
184 enum stp_state stp_state
; /* Always STP_DISABLED if STP not in use. */
185 long long int stp_state_entered
;
187 /* Rapid Spanning Tree. */
188 struct rstp_port
*rstp_port
; /* Rapid Spanning Tree Protocol, if any. */
189 enum rstp_state rstp_state
; /* Always RSTP_DISABLED if RSTP not in use. */
191 /* Queue to DSCP mapping. */
192 struct ofproto_port_queue
*qdscp
;
195 /* Linux VLAN device support (e.g. "eth0.10" for VLAN 10.)
197 * This is deprecated. It is only for compatibility with broken device
198 * drivers in old versions of Linux that do not properly support VLANs when
199 * VLAN devices are not used. When broken device drivers are no longer in
200 * widespread use, we will delete these interfaces. */
201 ofp_port_t realdev_ofp_port
;
205 /* Linux VLAN device support (e.g. "eth0.10" for VLAN 10.)
207 * This is deprecated. It is only for compatibility with broken device drivers
208 * in old versions of Linux that do not properly support VLANs when VLAN
209 * devices are not used. When broken device drivers are no longer in
210 * widespread use, we will delete these interfaces. */
211 struct vlan_splinter
{
212 struct hmap_node realdev_vid_node
;
213 struct hmap_node vlandev_node
;
214 ofp_port_t realdev_ofp_port
;
215 ofp_port_t vlandev_ofp_port
;
219 static void vsp_remove(struct ofport_dpif
*);
220 static void vsp_add(struct ofport_dpif
*, ofp_port_t realdev_ofp_port
, int vid
);
222 static odp_port_t
ofp_port_to_odp_port(const struct ofproto_dpif
*,
225 static ofp_port_t
odp_port_to_ofp_port(const struct ofproto_dpif
*,
228 static struct ofport_dpif
*
229 ofport_dpif_cast(const struct ofport
*ofport
)
231 return ofport
? CONTAINER_OF(ofport
, struct ofport_dpif
, up
) : NULL
;
234 static void port_run(struct ofport_dpif
*);
235 static int set_bfd(struct ofport
*, const struct smap
*);
236 static int set_cfm(struct ofport
*, const struct cfm_settings
*);
237 static int set_lldp(struct ofport
*ofport_
, const struct smap
*cfg
);
238 static void ofport_update_peer(struct ofport_dpif
*);
240 /* Reasons that we might need to revalidate every datapath flow, and
241 * corresponding coverage counters.
243 * A value of 0 means that there is no need to revalidate.
245 * It would be nice to have some cleaner way to integrate with coverage
246 * counters, but with only a few reasons I guess this is good enough for
248 enum revalidate_reason
{
249 REV_RECONFIGURE
= 1, /* Switch configuration changed. */
250 REV_STP
, /* Spanning tree protocol port status change. */
251 REV_RSTP
, /* RSTP port status change. */
252 REV_BOND
, /* Bonding changed. */
253 REV_PORT_TOGGLED
, /* Port enabled or disabled by CFM, LACP, ...*/
254 REV_FLOW_TABLE
, /* Flow table changed. */
255 REV_MAC_LEARNING
, /* Mac learning changed. */
256 REV_MCAST_SNOOPING
, /* Multicast snooping changed. */
258 COVERAGE_DEFINE(rev_reconfigure
);
259 COVERAGE_DEFINE(rev_stp
);
260 COVERAGE_DEFINE(rev_rstp
);
261 COVERAGE_DEFINE(rev_bond
);
262 COVERAGE_DEFINE(rev_port_toggled
);
263 COVERAGE_DEFINE(rev_flow_table
);
264 COVERAGE_DEFINE(rev_mac_learning
);
265 COVERAGE_DEFINE(rev_mcast_snooping
);
267 /* All datapaths of a given type share a single dpif backer instance. */
274 struct ovs_rwlock odp_to_ofport_lock
;
275 struct hmap odp_to_ofport_map OVS_GUARDED
; /* Contains "struct ofport"s. */
277 struct simap tnl_backers
; /* Set of dpif ports backing tunnels. */
279 enum revalidate_reason need_revalidate
; /* Revalidate all flows. */
281 bool recv_set_enable
; /* Enables or disables receiving packets. */
283 /* Version string of the datapath stored in OVSDB. */
284 char *dp_version_string
;
286 /* Datapath feature support. */
287 struct dpif_backer_support support
;
288 struct atomic_count tnl_count
;
291 /* All existing ofproto_backer instances, indexed by ofproto->up.type. */
292 static struct shash all_dpif_backers
= SHASH_INITIALIZER(&all_dpif_backers
);
294 struct ofproto_dpif
{
295 struct hmap_node all_ofproto_dpifs_node
; /* In 'all_ofproto_dpifs'. */
297 struct dpif_backer
*backer
;
299 ATOMIC(cls_version_t
) tables_version
; /* For classifier lookups. */
301 uint64_t dump_seq
; /* Last read of udpif_dump_seq(). */
303 /* Special OpenFlow rules. */
304 struct rule_dpif
*miss_rule
; /* Sends flow table misses to controller. */
305 struct rule_dpif
*no_packet_in_rule
; /* Drops flow table misses. */
306 struct rule_dpif
*drop_frags_rule
; /* Used in OFPC_FRAG_DROP mode. */
309 struct netflow
*netflow
;
310 struct dpif_sflow
*sflow
;
311 struct dpif_ipfix
*ipfix
;
312 struct hmap bundles
; /* Contains "struct ofbundle"s. */
313 struct mac_learning
*ml
;
314 struct mcast_snooping
*ms
;
315 bool has_bonded_bundles
;
317 struct mbridge
*mbridge
;
319 struct ovs_mutex stats_mutex
;
320 struct netdev_stats stats OVS_GUARDED
; /* To account packets generated and
321 * consumed in userspace. */
325 long long int stp_last_tick
;
327 /* Rapid Spanning Tree. */
329 long long int rstp_last_tick
;
331 /* VLAN splinters. */
332 struct ovs_mutex vsp_mutex
;
333 struct hmap realdev_vid_map OVS_GUARDED
; /* (realdev,vid) -> vlandev. */
334 struct hmap vlandev_map OVS_GUARDED
; /* vlandev -> (realdev,vid). */
337 struct sset ports
; /* Set of standard port names. */
338 struct sset ghost_ports
; /* Ports with no datapath port. */
339 struct sset port_poll_set
; /* Queued names for port_poll() reply. */
340 int port_poll_errno
; /* Last errno for port_poll() reply. */
341 uint64_t change_seq
; /* Connectivity status changes. */
344 struct guarded_list pins
; /* Contains "struct ofputil_packet_in"s. */
345 struct seq
*pins_seq
; /* For notifying 'pins' reception. */
349 /* All existing ofproto_dpif instances, indexed by ->up.name. */
350 static struct hmap all_ofproto_dpifs
= HMAP_INITIALIZER(&all_ofproto_dpifs
);
352 static bool ofproto_use_tnl_push_pop
= true;
353 static void ofproto_unixctl_init(void);
355 static inline struct ofproto_dpif
*
356 ofproto_dpif_cast(const struct ofproto
*ofproto
)
358 ovs_assert(ofproto
->ofproto_class
== &ofproto_dpif_class
);
359 return CONTAINER_OF(ofproto
, struct ofproto_dpif
, up
);
363 ofproto_dpif_get_enable_ufid(const struct dpif_backer
*backer
)
365 return backer
->support
.ufid
;
368 struct dpif_backer_support
*
369 ofproto_dpif_get_support(const struct ofproto_dpif
*ofproto
)
371 return &ofproto
->backer
->support
;
374 static void ofproto_trace(struct ofproto_dpif
*, struct flow
*,
375 const struct dp_packet
*packet
,
376 const struct ofpact
[], size_t ofpacts_len
,
379 /* Global variables. */
380 static struct vlog_rate_limit rl
= VLOG_RATE_LIMIT_INIT(1, 5);
382 /* Initial mappings of port to bridge mappings. */
383 static struct shash init_ofp_ports
= SHASH_INITIALIZER(&init_ofp_ports
);
385 /* Executes 'fm'. The caller retains ownership of 'fm' and everything in
388 ofproto_dpif_flow_mod(struct ofproto_dpif
*ofproto
,
389 const struct ofputil_flow_mod
*fm
)
391 struct ofproto_flow_mod ofm
;
393 /* Multiple threads may do this for the same 'fm' at the same time.
394 * Allocate ofproto_flow_mod with execution context from stack.
396 * Note: This copy could be avoided by making ofproto_flow_mod more
397 * complex, but that may not be desireable, and a learn action is not that
398 * fast to begin with. */
400 ofproto_flow_mod(&ofproto
->up
, &ofm
);
403 /* Appends 'pin' to the queue of "packet ins" to be sent to the controller.
404 * Takes ownership of 'pin' and pin->packet. */
406 ofproto_dpif_send_packet_in(struct ofproto_dpif
*ofproto
,
407 struct ofproto_packet_in
*pin
)
409 if (!guarded_list_push_back(&ofproto
->pins
, &pin
->list_node
, 1024)) {
410 COVERAGE_INC(packet_in_overflow
);
411 free(CONST_CAST(void *, pin
->up
.packet
));
415 /* Wakes up main thread for packet-in I/O. */
416 seq_change(ofproto
->pins_seq
);
419 /* The default "table-miss" behaviour for OpenFlow1.3+ is to drop the
420 * packet rather than to send the packet to the controller.
422 * This function returns false to indicate that a packet_in message
423 * for a "table-miss" should be sent to at least one controller.
424 * False otherwise. */
426 ofproto_dpif_wants_packet_in_on_miss(struct ofproto_dpif
*ofproto
)
428 return connmgr_wants_packet_in_on_miss(ofproto
->up
.connmgr
);
431 /* Factory functions. */
434 init(const struct shash
*iface_hints
)
436 struct shash_node
*node
;
438 /* Make a local copy, since we don't own 'iface_hints' elements. */
439 SHASH_FOR_EACH(node
, iface_hints
) {
440 const struct iface_hint
*orig_hint
= node
->data
;
441 struct iface_hint
*new_hint
= xmalloc(sizeof *new_hint
);
443 new_hint
->br_name
= xstrdup(orig_hint
->br_name
);
444 new_hint
->br_type
= xstrdup(orig_hint
->br_type
);
445 new_hint
->ofp_port
= orig_hint
->ofp_port
;
447 shash_add(&init_ofp_ports
, node
->name
, new_hint
);
450 ofproto_unixctl_init();
455 enumerate_types(struct sset
*types
)
457 dp_enumerate_types(types
);
461 enumerate_names(const char *type
, struct sset
*names
)
463 struct ofproto_dpif
*ofproto
;
466 HMAP_FOR_EACH (ofproto
, all_ofproto_dpifs_node
, &all_ofproto_dpifs
) {
467 if (strcmp(type
, ofproto
->up
.type
)) {
470 sset_add(names
, ofproto
->up
.name
);
477 del(const char *type
, const char *name
)
482 error
= dpif_open(name
, type
, &dpif
);
484 error
= dpif_delete(dpif
);
491 port_open_type(const char *datapath_type
, const char *port_type
)
493 return dpif_port_open_type(datapath_type
, port_type
);
496 /* Type functions. */
498 static void process_dpif_port_changes(struct dpif_backer
*);
499 static void process_dpif_all_ports_changed(struct dpif_backer
*);
500 static void process_dpif_port_change(struct dpif_backer
*,
501 const char *devname
);
502 static void process_dpif_port_error(struct dpif_backer
*, int error
);
504 static struct ofproto_dpif
*
505 lookup_ofproto_dpif_by_port_name(const char *name
)
507 struct ofproto_dpif
*ofproto
;
509 HMAP_FOR_EACH (ofproto
, all_ofproto_dpifs_node
, &all_ofproto_dpifs
) {
510 if (sset_contains(&ofproto
->ports
, name
)) {
519 ofproto_dpif_backer_enabled(struct dpif_backer
* backer
)
521 return backer
->recv_set_enable
;
525 type_run(const char *type
)
527 struct dpif_backer
*backer
;
529 backer
= shash_find_data(&all_dpif_backers
, type
);
531 /* This is not necessarily a problem, since backers are only
532 * created on demand. */
537 if (dpif_run(backer
->dpif
)) {
538 backer
->need_revalidate
= REV_RECONFIGURE
;
541 udpif_run(backer
->udpif
);
543 /* If vswitchd started with other_config:flow_restore_wait set as "true",
544 * and the configuration has now changed to "false", enable receiving
545 * packets from the datapath. */
546 if (!backer
->recv_set_enable
&& !ofproto_get_flow_restore_wait()) {
549 backer
->recv_set_enable
= true;
551 error
= dpif_recv_set(backer
->dpif
, backer
->recv_set_enable
);
553 VLOG_ERR("Failed to enable receiving packets in dpif.");
556 dpif_flow_flush(backer
->dpif
);
557 backer
->need_revalidate
= REV_RECONFIGURE
;
560 if (backer
->recv_set_enable
) {
561 udpif_set_threads(backer
->udpif
, n_handlers
, n_revalidators
);
564 dpif_poll_threads_set(backer
->dpif
, n_dpdk_rxqs
, pmd_cpu_mask
);
566 if (backer
->need_revalidate
) {
567 struct ofproto_dpif
*ofproto
;
568 struct simap_node
*node
;
569 struct simap tmp_backers
;
571 /* Handle tunnel garbage collection. */
572 simap_init(&tmp_backers
);
573 simap_swap(&backer
->tnl_backers
, &tmp_backers
);
575 HMAP_FOR_EACH (ofproto
, all_ofproto_dpifs_node
, &all_ofproto_dpifs
) {
576 struct ofport_dpif
*iter
;
578 if (backer
!= ofproto
->backer
) {
582 HMAP_FOR_EACH (iter
, up
.hmap_node
, &ofproto
->up
.ports
) {
583 char namebuf
[NETDEV_VPORT_NAME_BUFSIZE
];
586 if (!iter
->is_tunnel
) {
590 dp_port
= netdev_vport_get_dpif_port(iter
->up
.netdev
,
591 namebuf
, sizeof namebuf
);
592 node
= simap_find(&tmp_backers
, dp_port
);
594 simap_put(&backer
->tnl_backers
, dp_port
, node
->data
);
595 simap_delete(&tmp_backers
, node
);
596 node
= simap_find(&backer
->tnl_backers
, dp_port
);
598 node
= simap_find(&backer
->tnl_backers
, dp_port
);
600 odp_port_t odp_port
= ODPP_NONE
;
602 if (!dpif_port_add(backer
->dpif
, iter
->up
.netdev
,
604 simap_put(&backer
->tnl_backers
, dp_port
,
605 odp_to_u32(odp_port
));
606 node
= simap_find(&backer
->tnl_backers
, dp_port
);
611 iter
->odp_port
= node
? u32_to_odp(node
->data
) : ODPP_NONE
;
612 if (tnl_port_reconfigure(iter
, iter
->up
.netdev
,
614 ovs_native_tunneling_is_on(ofproto
), dp_port
)) {
615 backer
->need_revalidate
= REV_RECONFIGURE
;
620 SIMAP_FOR_EACH (node
, &tmp_backers
) {
621 dpif_port_del(backer
->dpif
, u32_to_odp(node
->data
));
623 simap_destroy(&tmp_backers
);
625 switch (backer
->need_revalidate
) {
626 case REV_RECONFIGURE
: COVERAGE_INC(rev_reconfigure
); break;
627 case REV_STP
: COVERAGE_INC(rev_stp
); break;
628 case REV_RSTP
: COVERAGE_INC(rev_rstp
); break;
629 case REV_BOND
: COVERAGE_INC(rev_bond
); break;
630 case REV_PORT_TOGGLED
: COVERAGE_INC(rev_port_toggled
); break;
631 case REV_FLOW_TABLE
: COVERAGE_INC(rev_flow_table
); break;
632 case REV_MAC_LEARNING
: COVERAGE_INC(rev_mac_learning
); break;
633 case REV_MCAST_SNOOPING
: COVERAGE_INC(rev_mcast_snooping
); break;
635 backer
->need_revalidate
= 0;
637 HMAP_FOR_EACH (ofproto
, all_ofproto_dpifs_node
, &all_ofproto_dpifs
) {
638 struct ofport_dpif
*ofport
;
639 struct ofbundle
*bundle
;
641 if (ofproto
->backer
!= backer
) {
646 xlate_ofproto_set(ofproto
, ofproto
->up
.name
,
647 ofproto
->backer
->dpif
, ofproto
->ml
,
648 ofproto
->stp
, ofproto
->rstp
, ofproto
->ms
,
649 ofproto
->mbridge
, ofproto
->sflow
, ofproto
->ipfix
,
651 ofproto
->up
.forward_bpdu
,
652 connmgr_has_in_band(ofproto
->up
.connmgr
),
653 &ofproto
->backer
->support
);
655 HMAP_FOR_EACH (bundle
, hmap_node
, &ofproto
->bundles
) {
656 xlate_bundle_set(ofproto
, bundle
, bundle
->name
,
657 bundle
->vlan_mode
, bundle
->vlan
,
658 bundle
->trunks
, bundle
->use_priority_tags
,
659 bundle
->bond
, bundle
->lacp
,
663 HMAP_FOR_EACH (ofport
, up
.hmap_node
, &ofproto
->up
.ports
) {
664 int stp_port
= ofport
->stp_port
665 ? stp_port_no(ofport
->stp_port
)
667 xlate_ofport_set(ofproto
, ofport
->bundle
, ofport
,
668 ofport
->up
.ofp_port
, ofport
->odp_port
,
669 ofport
->up
.netdev
, ofport
->cfm
, ofport
->bfd
,
670 ofport
->lldp
, ofport
->peer
, stp_port
,
671 ofport
->rstp_port
, ofport
->qdscp
,
672 ofport
->n_qdscp
, ofport
->up
.pp
.config
,
673 ofport
->up
.pp
.state
, ofport
->is_tunnel
,
679 udpif_revalidate(backer
->udpif
);
682 process_dpif_port_changes(backer
);
687 /* Check for and handle port changes in 'backer''s dpif. */
689 process_dpif_port_changes(struct dpif_backer
*backer
)
695 error
= dpif_port_poll(backer
->dpif
, &devname
);
701 process_dpif_all_ports_changed(backer
);
705 process_dpif_port_change(backer
, devname
);
710 process_dpif_port_error(backer
, error
);
717 process_dpif_all_ports_changed(struct dpif_backer
*backer
)
719 struct ofproto_dpif
*ofproto
;
720 struct dpif_port dpif_port
;
721 struct dpif_port_dump dump
;
722 struct sset devnames
;
725 sset_init(&devnames
);
726 HMAP_FOR_EACH (ofproto
, all_ofproto_dpifs_node
, &all_ofproto_dpifs
) {
727 if (ofproto
->backer
== backer
) {
728 struct ofport
*ofport
;
730 HMAP_FOR_EACH (ofport
, hmap_node
, &ofproto
->up
.ports
) {
731 sset_add(&devnames
, netdev_get_name(ofport
->netdev
));
735 DPIF_PORT_FOR_EACH (&dpif_port
, &dump
, backer
->dpif
) {
736 sset_add(&devnames
, dpif_port
.name
);
739 SSET_FOR_EACH (devname
, &devnames
) {
740 process_dpif_port_change(backer
, devname
);
742 sset_destroy(&devnames
);
746 process_dpif_port_change(struct dpif_backer
*backer
, const char *devname
)
748 struct ofproto_dpif
*ofproto
;
749 struct dpif_port port
;
751 /* Don't report on the datapath's device. */
752 if (!strcmp(devname
, dpif_base_name(backer
->dpif
))) {
756 HMAP_FOR_EACH (ofproto
, all_ofproto_dpifs_node
,
757 &all_ofproto_dpifs
) {
758 if (simap_contains(&ofproto
->backer
->tnl_backers
, devname
)) {
763 ofproto
= lookup_ofproto_dpif_by_port_name(devname
);
764 if (dpif_port_query_by_name(backer
->dpif
, devname
, &port
)) {
765 /* The port was removed. If we know the datapath,
766 * report it through poll_set(). If we don't, it may be
767 * notifying us of a removal we initiated, so ignore it.
768 * If there's a pending ENOBUFS, let it stand, since
769 * everything will be reevaluated. */
770 if (ofproto
&& ofproto
->port_poll_errno
!= ENOBUFS
) {
771 sset_add(&ofproto
->port_poll_set
, devname
);
772 ofproto
->port_poll_errno
= 0;
774 } else if (!ofproto
) {
775 /* The port was added, but we don't know with which
776 * ofproto we should associate it. Delete it. */
777 dpif_port_del(backer
->dpif
, port
.port_no
);
779 struct ofport_dpif
*ofport
;
781 ofport
= ofport_dpif_cast(shash_find_data(
782 &ofproto
->up
.port_by_name
, devname
));
784 && ofport
->odp_port
!= port
.port_no
785 && !odp_port_to_ofport(backer
, port
.port_no
))
787 /* 'ofport''s datapath port number has changed from
788 * 'ofport->odp_port' to 'port.port_no'. Update our internal data
789 * structures to match. */
790 ovs_rwlock_wrlock(&backer
->odp_to_ofport_lock
);
791 hmap_remove(&backer
->odp_to_ofport_map
, &ofport
->odp_port_node
);
792 ofport
->odp_port
= port
.port_no
;
793 hmap_insert(&backer
->odp_to_ofport_map
, &ofport
->odp_port_node
,
794 hash_odp_port(port
.port_no
));
795 ovs_rwlock_unlock(&backer
->odp_to_ofport_lock
);
796 backer
->need_revalidate
= REV_RECONFIGURE
;
799 dpif_port_destroy(&port
);
802 /* Propagate 'error' to all ofprotos based on 'backer'. */
804 process_dpif_port_error(struct dpif_backer
*backer
, int error
)
806 struct ofproto_dpif
*ofproto
;
808 HMAP_FOR_EACH (ofproto
, all_ofproto_dpifs_node
, &all_ofproto_dpifs
) {
809 if (ofproto
->backer
== backer
) {
810 sset_clear(&ofproto
->port_poll_set
);
811 ofproto
->port_poll_errno
= error
;
817 type_wait(const char *type
)
819 struct dpif_backer
*backer
;
821 backer
= shash_find_data(&all_dpif_backers
, type
);
823 /* This is not necessarily a problem, since backers are only
824 * created on demand. */
828 dpif_wait(backer
->dpif
);
831 /* Basic life-cycle. */
833 static int add_internal_flows(struct ofproto_dpif
*);
835 static struct ofproto
*
838 struct ofproto_dpif
*ofproto
= xzalloc(sizeof *ofproto
);
843 dealloc(struct ofproto
*ofproto_
)
845 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofproto_
);
850 close_dpif_backer(struct dpif_backer
*backer
)
852 ovs_assert(backer
->refcount
> 0);
854 if (--backer
->refcount
) {
858 udpif_destroy(backer
->udpif
);
860 simap_destroy(&backer
->tnl_backers
);
861 ovs_rwlock_destroy(&backer
->odp_to_ofport_lock
);
862 hmap_destroy(&backer
->odp_to_ofport_map
);
863 shash_find_and_delete(&all_dpif_backers
, backer
->type
);
865 free(backer
->dp_version_string
);
866 dpif_close(backer
->dpif
);
870 /* Datapath port slated for removal from datapath. */
872 struct ovs_list list_node
;
876 static bool check_variable_length_userdata(struct dpif_backer
*backer
);
877 static void check_support(struct dpif_backer
*backer
);
880 open_dpif_backer(const char *type
, struct dpif_backer
**backerp
)
882 struct dpif_backer
*backer
;
883 struct dpif_port_dump port_dump
;
884 struct dpif_port port
;
885 struct shash_node
*node
;
886 struct ovs_list garbage_list
;
887 struct odp_garbage
*garbage
;
896 backer
= shash_find_data(&all_dpif_backers
, type
);
903 backer_name
= xasprintf("ovs-%s", type
);
905 /* Remove any existing datapaths, since we assume we're the only
906 * userspace controlling the datapath. */
908 dp_enumerate_names(type
, &names
);
909 SSET_FOR_EACH(name
, &names
) {
910 struct dpif
*old_dpif
;
912 /* Don't remove our backer if it exists. */
913 if (!strcmp(name
, backer_name
)) {
917 if (dpif_open(name
, type
, &old_dpif
)) {
918 VLOG_WARN("couldn't open old datapath %s to remove it", name
);
920 dpif_delete(old_dpif
);
921 dpif_close(old_dpif
);
924 sset_destroy(&names
);
926 backer
= xmalloc(sizeof *backer
);
928 error
= dpif_create_and_open(backer_name
, type
, &backer
->dpif
);
931 VLOG_ERR("failed to open datapath of type %s: %s", type
,
932 ovs_strerror(error
));
936 backer
->udpif
= udpif_create(backer
, backer
->dpif
);
938 backer
->type
= xstrdup(type
);
939 backer
->refcount
= 1;
940 hmap_init(&backer
->odp_to_ofport_map
);
941 ovs_rwlock_init(&backer
->odp_to_ofport_lock
);
942 backer
->need_revalidate
= 0;
943 simap_init(&backer
->tnl_backers
);
944 backer
->recv_set_enable
= !ofproto_get_flow_restore_wait();
947 if (backer
->recv_set_enable
) {
948 dpif_flow_flush(backer
->dpif
);
951 /* Loop through the ports already on the datapath and remove any
952 * that we don't need anymore. */
953 list_init(&garbage_list
);
954 dpif_port_dump_start(&port_dump
, backer
->dpif
);
955 while (dpif_port_dump_next(&port_dump
, &port
)) {
956 node
= shash_find(&init_ofp_ports
, port
.name
);
957 if (!node
&& strcmp(port
.name
, dpif_base_name(backer
->dpif
))) {
958 garbage
= xmalloc(sizeof *garbage
);
959 garbage
->odp_port
= port
.port_no
;
960 list_push_front(&garbage_list
, &garbage
->list_node
);
963 dpif_port_dump_done(&port_dump
);
965 LIST_FOR_EACH_POP (garbage
, list_node
, &garbage_list
) {
966 dpif_port_del(backer
->dpif
, garbage
->odp_port
);
970 shash_add(&all_dpif_backers
, type
, backer
);
972 check_support(backer
);
973 atomic_count_init(&backer
->tnl_count
, 0);
975 error
= dpif_recv_set(backer
->dpif
, backer
->recv_set_enable
);
977 VLOG_ERR("failed to listen on datapath of type %s: %s",
978 type
, ovs_strerror(error
));
979 close_dpif_backer(backer
);
983 if (backer
->recv_set_enable
) {
984 udpif_set_threads(backer
->udpif
, n_handlers
, n_revalidators
);
987 /* This check fails if performed before udpif threads have been set,
988 * as the kernel module checks that the 'pid' in userspace action
990 backer
->support
.variable_length_userdata
991 = check_variable_length_userdata(backer
);
992 backer
->dp_version_string
= dpif_get_dp_version(backer
->dpif
);
998 ovs_native_tunneling_is_on(struct ofproto_dpif
*ofproto
)
1000 return ofproto_use_tnl_push_pop
&& ofproto
->backer
->support
.tnl_push_pop
&&
1001 atomic_count_get(&ofproto
->backer
->tnl_count
);
1004 /* Tests whether 'backer''s datapath supports recirculation. Only newer
1005 * datapaths support OVS_KEY_ATTR_RECIRC_ID in keys. We need to disable some
1006 * features on older datapaths that don't support this feature.
1008 * Returns false if 'backer' definitely does not support recirculation, true if
1009 * it seems to support recirculation or if at least the error we get is
1012 check_recirc(struct dpif_backer
*backer
)
1015 struct odputil_keybuf keybuf
;
1018 struct odp_flow_key_parms odp_parms
= {
1025 memset(&flow
, 0, sizeof flow
);
1029 ofpbuf_use_stack(&key
, &keybuf
, sizeof keybuf
);
1030 odp_flow_key_from_flow(&odp_parms
, &key
);
1031 enable_recirc
= dpif_probe_feature(backer
->dpif
, "recirculation", &key
,
1034 if (enable_recirc
) {
1035 VLOG_INFO("%s: Datapath supports recirculation",
1036 dpif_name(backer
->dpif
));
1038 VLOG_INFO("%s: Datapath does not support recirculation",
1039 dpif_name(backer
->dpif
));
1042 return enable_recirc
;
1045 /* Tests whether 'dpif' supports unique flow ids. We can skip serializing
1046 * some flow attributes for datapaths that support this feature.
1048 * Returns true if 'dpif' supports UFID for flow operations.
1049 * Returns false if 'dpif' does not support UFID. */
1051 check_ufid(struct dpif_backer
*backer
)
1054 struct odputil_keybuf keybuf
;
1058 struct odp_flow_key_parms odp_parms
= {
1062 memset(&flow
, 0, sizeof flow
);
1063 flow
.dl_type
= htons(0x1234);
1065 ofpbuf_use_stack(&key
, &keybuf
, sizeof keybuf
);
1066 odp_flow_key_from_flow(&odp_parms
, &key
);
1067 dpif_flow_hash(backer
->dpif
, key
.data
, key
.size
, &ufid
);
1069 enable_ufid
= dpif_probe_feature(backer
->dpif
, "UFID", &key
, &ufid
);
1072 VLOG_INFO("%s: Datapath supports unique flow ids",
1073 dpif_name(backer
->dpif
));
1075 VLOG_INFO("%s: Datapath does not support unique flow ids",
1076 dpif_name(backer
->dpif
));
1081 /* Tests whether 'backer''s datapath supports variable-length
1082 * OVS_USERSPACE_ATTR_USERDATA in OVS_ACTION_ATTR_USERSPACE actions. We need
1083 * to disable some features on older datapaths that don't support this
1086 * Returns false if 'backer' definitely does not support variable-length
1087 * userdata, true if it seems to support them or if at least the error we get
1090 check_variable_length_userdata(struct dpif_backer
*backer
)
1092 struct eth_header
*eth
;
1093 struct ofpbuf actions
;
1094 struct dpif_execute execute
;
1095 struct dp_packet packet
;
1099 /* Compose a userspace action that will cause an ERANGE error on older
1100 * datapaths that don't support variable-length userdata.
1102 * We really test for using userdata longer than 8 bytes, but older
1103 * datapaths accepted these, silently truncating the userdata to 8 bytes.
1104 * The same older datapaths rejected userdata shorter than 8 bytes, so we
1105 * test for that instead as a proxy for longer userdata support. */
1106 ofpbuf_init(&actions
, 64);
1107 start
= nl_msg_start_nested(&actions
, OVS_ACTION_ATTR_USERSPACE
);
1108 nl_msg_put_u32(&actions
, OVS_USERSPACE_ATTR_PID
,
1109 dpif_port_get_pid(backer
->dpif
, ODPP_NONE
, 0));
1110 nl_msg_put_unspec_zero(&actions
, OVS_USERSPACE_ATTR_USERDATA
, 4);
1111 nl_msg_end_nested(&actions
, start
);
1113 /* Compose a dummy ethernet packet. */
1114 dp_packet_init(&packet
, ETH_HEADER_LEN
);
1115 eth
= dp_packet_put_zeros(&packet
, ETH_HEADER_LEN
);
1116 eth
->eth_type
= htons(0x1234);
1118 /* Execute the actions. On older datapaths this fails with ERANGE, on
1119 * newer datapaths it succeeds. */
1120 execute
.actions
= actions
.data
;
1121 execute
.actions_len
= actions
.size
;
1122 execute
.packet
= &packet
;
1123 execute
.needs_help
= false;
1124 execute
.probe
= true;
1127 error
= dpif_execute(backer
->dpif
, &execute
);
1129 dp_packet_uninit(&packet
);
1130 ofpbuf_uninit(&actions
);
1137 /* Variable-length userdata is not supported. */
1138 VLOG_WARN("%s: datapath does not support variable-length userdata "
1139 "feature (needs Linux 3.10+ or kernel module from OVS "
1140 "1..11+). The NXAST_SAMPLE action will be ignored.",
1141 dpif_name(backer
->dpif
));
1145 /* Something odd happened. We're not sure whether variable-length
1146 * userdata is supported. Default to "yes". */
1147 VLOG_WARN("%s: variable-length userdata feature probe failed (%s)",
1148 dpif_name(backer
->dpif
), ovs_strerror(error
));
1153 /* Tests the MPLS label stack depth supported by 'backer''s datapath.
1155 * Returns the number of elements in a struct flow's mpls_lse field
1156 * if the datapath supports at least that many entries in an
1158 * Otherwise returns the number of MPLS push actions supported by
1161 check_max_mpls_depth(struct dpif_backer
*backer
)
1166 for (n
= 0; n
< FLOW_MAX_MPLS_LABELS
; n
++) {
1167 struct odputil_keybuf keybuf
;
1169 struct odp_flow_key_parms odp_parms
= {
1173 memset(&flow
, 0, sizeof flow
);
1174 flow
.dl_type
= htons(ETH_TYPE_MPLS
);
1175 flow_set_mpls_bos(&flow
, n
, 1);
1177 ofpbuf_use_stack(&key
, &keybuf
, sizeof keybuf
);
1178 odp_flow_key_from_flow(&odp_parms
, &key
);
1179 if (!dpif_probe_feature(backer
->dpif
, "MPLS", &key
, NULL
)) {
1184 VLOG_INFO("%s: MPLS label stack length probed as %d",
1185 dpif_name(backer
->dpif
), n
);
1189 /* Tests whether 'backer''s datapath supports masked data in
1190 * OVS_ACTION_ATTR_SET actions. We need to disable some features on older
1191 * datapaths that don't support this feature. */
1193 check_masked_set_action(struct dpif_backer
*backer
)
1195 struct eth_header
*eth
;
1196 struct ofpbuf actions
;
1197 struct dpif_execute execute
;
1198 struct dp_packet packet
;
1200 struct ovs_key_ethernet key
, mask
;
1202 /* Compose a set action that will cause an EINVAL error on older
1203 * datapaths that don't support masked set actions.
1204 * Avoid using a full mask, as it could be translated to a non-masked
1205 * set action instead. */
1206 ofpbuf_init(&actions
, 64);
1207 memset(&key
, 0x53, sizeof key
);
1208 memset(&mask
, 0x7f, sizeof mask
);
1209 commit_masked_set_action(&actions
, OVS_KEY_ATTR_ETHERNET
, &key
, &mask
,
1212 /* Compose a dummy ethernet packet. */
1213 dp_packet_init(&packet
, ETH_HEADER_LEN
);
1214 eth
= dp_packet_put_zeros(&packet
, ETH_HEADER_LEN
);
1215 eth
->eth_type
= htons(0x1234);
1217 /* Execute the actions. On older datapaths this fails with EINVAL, on
1218 * newer datapaths it succeeds. */
1219 execute
.actions
= actions
.data
;
1220 execute
.actions_len
= actions
.size
;
1221 execute
.packet
= &packet
;
1222 execute
.needs_help
= false;
1223 execute
.probe
= true;
1226 error
= dpif_execute(backer
->dpif
, &execute
);
1228 dp_packet_uninit(&packet
);
1229 ofpbuf_uninit(&actions
);
1232 /* Masked set action is not supported. */
1233 VLOG_INFO("%s: datapath does not support masked set action feature.",
1234 dpif_name(backer
->dpif
));
1239 #define CHECK_FEATURE__(NAME, FIELD) \
1241 check_##NAME(struct dpif_backer *backer) \
1244 struct odputil_keybuf keybuf; \
1245 struct ofpbuf key; \
1247 struct odp_flow_key_parms odp_parms = { \
1254 memset(&flow, 0, sizeof flow); \
1257 ofpbuf_use_stack(&key, &keybuf, sizeof keybuf); \
1258 odp_flow_key_from_flow(&odp_parms, &key); \
1259 enable = dpif_probe_feature(backer->dpif, #NAME, &key, NULL); \
1262 VLOG_INFO("%s: Datapath supports "#NAME, dpif_name(backer->dpif)); \
1264 VLOG_INFO("%s: Datapath does not support "#NAME, \
1265 dpif_name(backer->dpif)); \
1270 #define CHECK_FEATURE(FIELD) CHECK_FEATURE__(FIELD, FIELD)
1272 CHECK_FEATURE(ct_state
)
1273 CHECK_FEATURE(ct_zone
)
1274 CHECK_FEATURE(ct_mark
)
1275 CHECK_FEATURE__(ct_label
, ct_label
.u64
.lo
)
1277 #undef CHECK_FEATURE
1278 #undef CHECK_FEATURE__
1281 check_support(struct dpif_backer
*backer
)
1283 /* This feature needs to be tested after udpif threads are set. */
1284 backer
->support
.variable_length_userdata
= false;
1286 backer
->support
.odp
.recirc
= check_recirc(backer
);
1287 backer
->support
.odp
.max_mpls_depth
= check_max_mpls_depth(backer
);
1288 backer
->support
.masked_set_action
= check_masked_set_action(backer
);
1289 backer
->support
.ufid
= check_ufid(backer
);
1290 backer
->support
.tnl_push_pop
= dpif_supports_tnl_push_pop(backer
->dpif
);
1292 backer
->support
.odp
.ct_state
= check_ct_state(backer
);
1293 backer
->support
.odp
.ct_zone
= check_ct_zone(backer
);
1294 backer
->support
.odp
.ct_mark
= check_ct_mark(backer
);
1295 backer
->support
.odp
.ct_label
= check_ct_label(backer
);
1299 construct(struct ofproto
*ofproto_
)
1301 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofproto_
);
1302 struct shash_node
*node
, *next
;
1305 /* Tunnel module can get used right after the udpif threads are running. */
1306 ofproto_tunnel_init();
1308 error
= open_dpif_backer(ofproto
->up
.type
, &ofproto
->backer
);
1313 atomic_init(&ofproto
->tables_version
, CLS_MIN_VERSION
);
1314 ofproto
->netflow
= NULL
;
1315 ofproto
->sflow
= NULL
;
1316 ofproto
->ipfix
= NULL
;
1317 ofproto
->stp
= NULL
;
1318 ofproto
->rstp
= NULL
;
1319 ofproto
->dump_seq
= 0;
1320 hmap_init(&ofproto
->bundles
);
1321 ofproto
->ml
= mac_learning_create(MAC_ENTRY_DEFAULT_IDLE_TIME
);
1323 ofproto
->mbridge
= mbridge_create();
1324 ofproto
->has_bonded_bundles
= false;
1325 ofproto
->lacp_enabled
= false;
1326 ovs_mutex_init_adaptive(&ofproto
->stats_mutex
);
1327 ovs_mutex_init(&ofproto
->vsp_mutex
);
1329 guarded_list_init(&ofproto
->pins
);
1331 hmap_init(&ofproto
->vlandev_map
);
1332 hmap_init(&ofproto
->realdev_vid_map
);
1334 sset_init(&ofproto
->ports
);
1335 sset_init(&ofproto
->ghost_ports
);
1336 sset_init(&ofproto
->port_poll_set
);
1337 ofproto
->port_poll_errno
= 0;
1338 ofproto
->change_seq
= 0;
1339 ofproto
->pins_seq
= seq_create();
1340 ofproto
->pins_seqno
= seq_read(ofproto
->pins_seq
);
1343 SHASH_FOR_EACH_SAFE (node
, next
, &init_ofp_ports
) {
1344 struct iface_hint
*iface_hint
= node
->data
;
1346 if (!strcmp(iface_hint
->br_name
, ofproto
->up
.name
)) {
1347 /* Check if the datapath already has this port. */
1348 if (dpif_port_exists(ofproto
->backer
->dpif
, node
->name
)) {
1349 sset_add(&ofproto
->ports
, node
->name
);
1352 free(iface_hint
->br_name
);
1353 free(iface_hint
->br_type
);
1355 shash_delete(&init_ofp_ports
, node
);
1359 hmap_insert(&all_ofproto_dpifs
, &ofproto
->all_ofproto_dpifs_node
,
1360 hash_string(ofproto
->up
.name
, 0));
1361 memset(&ofproto
->stats
, 0, sizeof ofproto
->stats
);
1363 ofproto_init_tables(ofproto_
, N_TABLES
);
1364 error
= add_internal_flows(ofproto
);
1366 ofproto
->up
.tables
[TBL_INTERNAL
].flags
= OFTABLE_HIDDEN
| OFTABLE_READONLY
;
1372 add_internal_miss_flow(struct ofproto_dpif
*ofproto
, int id
,
1373 const struct ofpbuf
*ofpacts
, struct rule_dpif
**rulep
)
1379 match_init_catchall(&match
);
1380 match_set_reg(&match
, 0, id
);
1382 error
= ofproto_dpif_add_internal_flow(ofproto
, &match
, 0, 0, ofpacts
,
1384 *rulep
= error
? NULL
: rule_dpif_cast(rule
);
1390 add_internal_flows(struct ofproto_dpif
*ofproto
)
1392 struct ofpact_controller
*controller
;
1393 uint64_t ofpacts_stub
[128 / 8];
1394 struct ofpbuf ofpacts
;
1395 struct rule
*unused_rulep OVS_UNUSED
;
1400 ofpbuf_use_stack(&ofpacts
, ofpacts_stub
, sizeof ofpacts_stub
);
1403 controller
= ofpact_put_CONTROLLER(&ofpacts
);
1404 controller
->max_len
= UINT16_MAX
;
1405 controller
->controller_id
= 0;
1406 controller
->reason
= OFPR_NO_MATCH
;
1407 ofpact_pad(&ofpacts
);
1409 error
= add_internal_miss_flow(ofproto
, id
++, &ofpacts
,
1410 &ofproto
->miss_rule
);
1415 ofpbuf_clear(&ofpacts
);
1416 error
= add_internal_miss_flow(ofproto
, id
++, &ofpacts
,
1417 &ofproto
->no_packet_in_rule
);
1422 error
= add_internal_miss_flow(ofproto
, id
++, &ofpacts
,
1423 &ofproto
->drop_frags_rule
);
1428 /* Drop any run away non-recirc rule lookups. Recirc_id has to be
1429 * zero when reaching this rule.
1431 * (priority=2), recirc_id=0, actions=drop
1433 ofpbuf_clear(&ofpacts
);
1434 match_init_catchall(&match
);
1435 match_set_recirc_id(&match
, 0);
1436 error
= ofproto_dpif_add_internal_flow(ofproto
, &match
, 2, 0, &ofpacts
,
1442 destruct(struct ofproto
*ofproto_
)
1444 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofproto_
);
1445 struct ofproto_packet_in
*pin
;
1446 struct rule_dpif
*rule
;
1447 struct oftable
*table
;
1448 struct ovs_list pins
;
1450 ofproto
->backer
->need_revalidate
= REV_RECONFIGURE
;
1452 xlate_remove_ofproto(ofproto
);
1455 /* Ensure that the upcall processing threads have no remaining references
1456 * to the ofproto or anything in it. */
1457 udpif_synchronize(ofproto
->backer
->udpif
);
1459 hmap_remove(&all_ofproto_dpifs
, &ofproto
->all_ofproto_dpifs_node
);
1461 OFPROTO_FOR_EACH_TABLE (table
, &ofproto
->up
) {
1462 CLS_FOR_EACH (rule
, up
.cr
, &table
->cls
) {
1463 ofproto_rule_delete(&ofproto
->up
, &rule
->up
);
1466 ofproto_group_delete_all(&ofproto
->up
);
1468 guarded_list_pop_all(&ofproto
->pins
, &pins
);
1469 LIST_FOR_EACH_POP (pin
, list_node
, &pins
) {
1470 free(CONST_CAST(void *, pin
->up
.packet
));
1473 guarded_list_destroy(&ofproto
->pins
);
1475 recirc_free_ofproto(ofproto
, ofproto
->up
.name
);
1477 mbridge_unref(ofproto
->mbridge
);
1479 netflow_unref(ofproto
->netflow
);
1480 dpif_sflow_unref(ofproto
->sflow
);
1481 dpif_ipfix_unref(ofproto
->ipfix
);
1482 hmap_destroy(&ofproto
->bundles
);
1483 mac_learning_unref(ofproto
->ml
);
1484 mcast_snooping_unref(ofproto
->ms
);
1486 hmap_destroy(&ofproto
->vlandev_map
);
1487 hmap_destroy(&ofproto
->realdev_vid_map
);
1489 sset_destroy(&ofproto
->ports
);
1490 sset_destroy(&ofproto
->ghost_ports
);
1491 sset_destroy(&ofproto
->port_poll_set
);
1493 ovs_mutex_destroy(&ofproto
->stats_mutex
);
1494 ovs_mutex_destroy(&ofproto
->vsp_mutex
);
1496 seq_destroy(ofproto
->pins_seq
);
1498 close_dpif_backer(ofproto
->backer
);
1502 run(struct ofproto
*ofproto_
)
1504 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofproto_
);
1505 uint64_t new_seq
, new_dump_seq
;
1507 if (mbridge_need_revalidate(ofproto
->mbridge
)) {
1508 ofproto
->backer
->need_revalidate
= REV_RECONFIGURE
;
1509 ovs_rwlock_wrlock(&ofproto
->ml
->rwlock
);
1510 mac_learning_flush(ofproto
->ml
);
1511 ovs_rwlock_unlock(&ofproto
->ml
->rwlock
);
1512 mcast_snooping_mdb_flush(ofproto
->ms
);
1515 /* Always updates the ofproto->pins_seqno to avoid frequent wakeup during
1516 * flow restore. Even though nothing is processed during flow restore,
1517 * all queued 'pins' will be handled immediately when flow restore
1519 ofproto
->pins_seqno
= seq_read(ofproto
->pins_seq
);
1521 /* Do not perform any periodic activity required by 'ofproto' while
1522 * waiting for flow restore to complete. */
1523 if (!ofproto_get_flow_restore_wait()) {
1524 struct ofproto_packet_in
*pin
;
1525 struct ovs_list pins
;
1527 guarded_list_pop_all(&ofproto
->pins
, &pins
);
1528 LIST_FOR_EACH_POP (pin
, list_node
, &pins
) {
1529 connmgr_send_packet_in(ofproto
->up
.connmgr
, pin
);
1530 free(CONST_CAST(void *, pin
->up
.packet
));
1535 if (ofproto
->netflow
) {
1536 netflow_run(ofproto
->netflow
);
1538 if (ofproto
->sflow
) {
1539 dpif_sflow_run(ofproto
->sflow
);
1541 if (ofproto
->ipfix
) {
1542 dpif_ipfix_run(ofproto
->ipfix
);
1545 new_seq
= seq_read(connectivity_seq_get());
1546 if (ofproto
->change_seq
!= new_seq
) {
1547 struct ofport_dpif
*ofport
;
1549 HMAP_FOR_EACH (ofport
, up
.hmap_node
, &ofproto
->up
.ports
) {
1553 ofproto
->change_seq
= new_seq
;
1555 if (ofproto
->lacp_enabled
|| ofproto
->has_bonded_bundles
) {
1556 struct ofbundle
*bundle
;
1558 HMAP_FOR_EACH (bundle
, hmap_node
, &ofproto
->bundles
) {
1565 ovs_rwlock_wrlock(&ofproto
->ml
->rwlock
);
1566 if (mac_learning_run(ofproto
->ml
)) {
1567 ofproto
->backer
->need_revalidate
= REV_MAC_LEARNING
;
1569 ovs_rwlock_unlock(&ofproto
->ml
->rwlock
);
1571 if (mcast_snooping_run(ofproto
->ms
)) {
1572 ofproto
->backer
->need_revalidate
= REV_MCAST_SNOOPING
;
1575 new_dump_seq
= seq_read(udpif_dump_seq(ofproto
->backer
->udpif
));
1576 if (ofproto
->dump_seq
!= new_dump_seq
) {
1577 struct rule
*rule
, *next_rule
;
1579 /* We know stats are relatively fresh, so now is a good time to do some
1581 ofproto
->dump_seq
= new_dump_seq
;
1583 /* Expire OpenFlow flows whose idle_timeout or hard_timeout
1585 ovs_mutex_lock(&ofproto_mutex
);
1586 LIST_FOR_EACH_SAFE (rule
, next_rule
, expirable
,
1587 &ofproto
->up
.expirable
) {
1588 rule_expire(rule_dpif_cast(rule
));
1590 ovs_mutex_unlock(&ofproto_mutex
);
1592 /* All outstanding data in existing flows has been accounted, so it's a
1593 * good time to do bond rebalancing. */
1594 if (ofproto
->has_bonded_bundles
) {
1595 struct ofbundle
*bundle
;
1597 HMAP_FOR_EACH (bundle
, hmap_node
, &ofproto
->bundles
) {
1599 bond_rebalance(bundle
->bond
);
1608 wait(struct ofproto
*ofproto_
)
1610 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofproto_
);
1612 if (ofproto_get_flow_restore_wait()) {
1616 if (ofproto
->sflow
) {
1617 dpif_sflow_wait(ofproto
->sflow
);
1619 if (ofproto
->ipfix
) {
1620 dpif_ipfix_wait(ofproto
->ipfix
);
1622 if (ofproto
->lacp_enabled
|| ofproto
->has_bonded_bundles
) {
1623 struct ofbundle
*bundle
;
1625 HMAP_FOR_EACH (bundle
, hmap_node
, &ofproto
->bundles
) {
1626 bundle_wait(bundle
);
1629 if (ofproto
->netflow
) {
1630 netflow_wait(ofproto
->netflow
);
1632 ovs_rwlock_rdlock(&ofproto
->ml
->rwlock
);
1633 mac_learning_wait(ofproto
->ml
);
1634 ovs_rwlock_unlock(&ofproto
->ml
->rwlock
);
1635 mcast_snooping_wait(ofproto
->ms
);
1637 if (ofproto
->backer
->need_revalidate
) {
1638 /* Shouldn't happen, but if it does just go around again. */
1639 VLOG_DBG_RL(&rl
, "need revalidate in ofproto_wait_cb()");
1640 poll_immediate_wake();
1643 seq_wait(udpif_dump_seq(ofproto
->backer
->udpif
), ofproto
->dump_seq
);
1644 seq_wait(ofproto
->pins_seq
, ofproto
->pins_seqno
);
1648 type_get_memory_usage(const char *type
, struct simap
*usage
)
1650 struct dpif_backer
*backer
;
1652 backer
= shash_find_data(&all_dpif_backers
, type
);
1654 udpif_get_memory_usage(backer
->udpif
, usage
);
1659 flush(struct ofproto
*ofproto_
)
1661 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofproto_
);
1662 struct dpif_backer
*backer
= ofproto
->backer
;
1665 udpif_flush(backer
->udpif
);
1670 query_tables(struct ofproto
*ofproto
,
1671 struct ofputil_table_features
*features
,
1672 struct ofputil_table_stats
*stats
)
1674 strcpy(features
->name
, "classifier");
1679 for (i
= 0; i
< ofproto
->n_tables
; i
++) {
1680 unsigned long missed
, matched
;
1682 atomic_read_relaxed(&ofproto
->tables
[i
].n_matched
, &matched
);
1683 atomic_read_relaxed(&ofproto
->tables
[i
].n_missed
, &missed
);
1685 stats
[i
].matched_count
= matched
;
1686 stats
[i
].lookup_count
= matched
+ missed
;
1692 set_tables_version(struct ofproto
*ofproto_
, cls_version_t version
)
1694 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofproto_
);
1696 atomic_store_relaxed(&ofproto
->tables_version
, version
);
1700 static struct ofport
*
1703 struct ofport_dpif
*port
= xzalloc(sizeof *port
);
1708 port_dealloc(struct ofport
*port_
)
1710 struct ofport_dpif
*port
= ofport_dpif_cast(port_
);
1715 port_construct(struct ofport
*port_
)
1717 struct ofport_dpif
*port
= ofport_dpif_cast(port_
);
1718 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(port
->up
.ofproto
);
1719 const struct netdev
*netdev
= port
->up
.netdev
;
1720 char namebuf
[NETDEV_VPORT_NAME_BUFSIZE
];
1721 const char *dp_port_name
;
1722 struct dpif_port dpif_port
;
1725 ofproto
->backer
->need_revalidate
= REV_RECONFIGURE
;
1726 port
->bundle
= NULL
;
1730 port
->may_enable
= false;
1731 port
->stp_port
= NULL
;
1732 port
->stp_state
= STP_DISABLED
;
1733 port
->rstp_port
= NULL
;
1734 port
->rstp_state
= RSTP_DISABLED
;
1735 port
->is_tunnel
= false;
1739 port
->realdev_ofp_port
= 0;
1740 port
->vlandev_vid
= 0;
1741 port
->carrier_seq
= netdev_get_carrier_resets(netdev
);
1742 port
->is_layer3
= netdev_vport_is_layer3(netdev
);
1744 if (netdev_vport_is_patch(netdev
)) {
1745 /* By bailing out here, we don't submit the port to the sFlow module
1746 * to be considered for counter polling export. This is correct
1747 * because the patch port represents an interface that sFlow considers
1748 * to be "internal" to the switch as a whole, and therefore not a
1749 * candidate for counter polling. */
1750 port
->odp_port
= ODPP_NONE
;
1751 ofport_update_peer(port
);
1755 dp_port_name
= netdev_vport_get_dpif_port(netdev
, namebuf
, sizeof namebuf
);
1756 error
= dpif_port_query_by_name(ofproto
->backer
->dpif
, dp_port_name
,
1762 port
->odp_port
= dpif_port
.port_no
;
1764 if (netdev_get_tunnel_config(netdev
)) {
1765 atomic_count_inc(&ofproto
->backer
->tnl_count
);
1766 error
= tnl_port_add(port
, port
->up
.netdev
, port
->odp_port
,
1767 ovs_native_tunneling_is_on(ofproto
), dp_port_name
);
1769 atomic_count_dec(&ofproto
->backer
->tnl_count
);
1770 dpif_port_destroy(&dpif_port
);
1774 port
->is_tunnel
= true;
1775 if (ofproto
->ipfix
) {
1776 dpif_ipfix_add_tunnel_port(ofproto
->ipfix
, port_
, port
->odp_port
);
1779 /* Sanity-check that a mapping doesn't already exist. This
1780 * shouldn't happen for non-tunnel ports. */
1781 if (odp_port_to_ofp_port(ofproto
, port
->odp_port
) != OFPP_NONE
) {
1782 VLOG_ERR("port %s already has an OpenFlow port number",
1784 dpif_port_destroy(&dpif_port
);
1788 ovs_rwlock_wrlock(&ofproto
->backer
->odp_to_ofport_lock
);
1789 hmap_insert(&ofproto
->backer
->odp_to_ofport_map
, &port
->odp_port_node
,
1790 hash_odp_port(port
->odp_port
));
1791 ovs_rwlock_unlock(&ofproto
->backer
->odp_to_ofport_lock
);
1793 dpif_port_destroy(&dpif_port
);
1795 if (ofproto
->sflow
) {
1796 dpif_sflow_add_port(ofproto
->sflow
, port_
, port
->odp_port
);
1803 port_destruct(struct ofport
*port_
)
1805 struct ofport_dpif
*port
= ofport_dpif_cast(port_
);
1806 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(port
->up
.ofproto
);
1807 const char *devname
= netdev_get_name(port
->up
.netdev
);
1808 char namebuf
[NETDEV_VPORT_NAME_BUFSIZE
];
1809 const char *dp_port_name
;
1811 ofproto
->backer
->need_revalidate
= REV_RECONFIGURE
;
1813 xlate_ofport_remove(port
);
1816 dp_port_name
= netdev_vport_get_dpif_port(port
->up
.netdev
, namebuf
,
1818 if (dpif_port_exists(ofproto
->backer
->dpif
, dp_port_name
)) {
1819 /* The underlying device is still there, so delete it. This
1820 * happens when the ofproto is being destroyed, since the caller
1821 * assumes that removal of attached ports will happen as part of
1823 if (!port
->is_tunnel
) {
1824 dpif_port_del(ofproto
->backer
->dpif
, port
->odp_port
);
1829 port
->peer
->peer
= NULL
;
1833 if (port
->odp_port
!= ODPP_NONE
&& !port
->is_tunnel
) {
1834 ovs_rwlock_wrlock(&ofproto
->backer
->odp_to_ofport_lock
);
1835 hmap_remove(&ofproto
->backer
->odp_to_ofport_map
, &port
->odp_port_node
);
1836 ovs_rwlock_unlock(&ofproto
->backer
->odp_to_ofport_lock
);
1839 if (port
->is_tunnel
) {
1840 atomic_count_dec(&ofproto
->backer
->tnl_count
);
1843 if (port
->is_tunnel
&& ofproto
->ipfix
) {
1844 dpif_ipfix_del_tunnel_port(ofproto
->ipfix
, port
->odp_port
);
1848 sset_find_and_delete(&ofproto
->ports
, devname
);
1849 sset_find_and_delete(&ofproto
->ghost_ports
, devname
);
1850 bundle_remove(port_
);
1851 set_cfm(port_
, NULL
);
1852 set_bfd(port_
, NULL
);
1853 set_lldp(port_
, NULL
);
1854 if (port
->stp_port
) {
1855 stp_port_disable(port
->stp_port
);
1857 set_rstp_port(port_
, NULL
);
1858 if (ofproto
->sflow
) {
1859 dpif_sflow_del_port(ofproto
->sflow
, port
->odp_port
);
1866 port_modified(struct ofport
*port_
)
1868 struct ofport_dpif
*port
= ofport_dpif_cast(port_
);
1869 char namebuf
[NETDEV_VPORT_NAME_BUFSIZE
];
1870 const char *dp_port_name
;
1871 struct netdev
*netdev
= port
->up
.netdev
;
1873 if (port
->bundle
&& port
->bundle
->bond
) {
1874 bond_slave_set_netdev(port
->bundle
->bond
, port
, netdev
);
1878 cfm_set_netdev(port
->cfm
, netdev
);
1882 bfd_set_netdev(port
->bfd
, netdev
);
1885 ofproto_dpif_monitor_port_update(port
, port
->bfd
, port
->cfm
,
1886 port
->lldp
, &port
->up
.pp
.hw_addr
);
1888 dp_port_name
= netdev_vport_get_dpif_port(netdev
, namebuf
, sizeof namebuf
);
1890 if (port
->is_tunnel
) {
1891 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(port
->up
.ofproto
);
1893 if (tnl_port_reconfigure(port
, netdev
, port
->odp_port
,
1894 ovs_native_tunneling_is_on(ofproto
),
1896 ofproto
->backer
->need_revalidate
= REV_RECONFIGURE
;
1900 ofport_update_peer(port
);
1904 port_reconfigured(struct ofport
*port_
, enum ofputil_port_config old_config
)
1906 struct ofport_dpif
*port
= ofport_dpif_cast(port_
);
1907 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(port
->up
.ofproto
);
1908 enum ofputil_port_config changed
= old_config
^ port
->up
.pp
.config
;
1910 if (changed
& (OFPUTIL_PC_NO_RECV
| OFPUTIL_PC_NO_RECV_STP
|
1911 OFPUTIL_PC_NO_FWD
| OFPUTIL_PC_NO_FLOOD
|
1912 OFPUTIL_PC_NO_PACKET_IN
)) {
1913 ofproto
->backer
->need_revalidate
= REV_RECONFIGURE
;
1915 if (changed
& OFPUTIL_PC_NO_FLOOD
&& port
->bundle
) {
1916 bundle_update(port
->bundle
);
1922 set_sflow(struct ofproto
*ofproto_
,
1923 const struct ofproto_sflow_options
*sflow_options
)
1925 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofproto_
);
1926 struct dpif_sflow
*ds
= ofproto
->sflow
;
1928 if (sflow_options
) {
1929 uint32_t old_probability
= ds
? dpif_sflow_get_probability(ds
) : 0;
1931 struct ofport_dpif
*ofport
;
1933 ds
= ofproto
->sflow
= dpif_sflow_create();
1934 HMAP_FOR_EACH (ofport
, up
.hmap_node
, &ofproto
->up
.ports
) {
1935 dpif_sflow_add_port(ds
, &ofport
->up
, ofport
->odp_port
);
1938 dpif_sflow_set_options(ds
, sflow_options
);
1939 if (dpif_sflow_get_probability(ds
) != old_probability
) {
1940 ofproto
->backer
->need_revalidate
= REV_RECONFIGURE
;
1944 dpif_sflow_unref(ds
);
1945 ofproto
->backer
->need_revalidate
= REV_RECONFIGURE
;
1946 ofproto
->sflow
= NULL
;
1954 struct ofproto
*ofproto_
,
1955 const struct ofproto_ipfix_bridge_exporter_options
*bridge_exporter_options
,
1956 const struct ofproto_ipfix_flow_exporter_options
*flow_exporters_options
,
1957 size_t n_flow_exporters_options
)
1959 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofproto_
);
1960 struct dpif_ipfix
*di
= ofproto
->ipfix
;
1961 bool has_options
= bridge_exporter_options
|| flow_exporters_options
;
1962 bool new_di
= false;
1964 if (has_options
&& !di
) {
1965 di
= ofproto
->ipfix
= dpif_ipfix_create();
1970 /* Call set_options in any case to cleanly flush the flow
1971 * caches in the last exporters that are to be destroyed. */
1972 dpif_ipfix_set_options(
1973 di
, bridge_exporter_options
, flow_exporters_options
,
1974 n_flow_exporters_options
);
1976 /* Add tunnel ports only when a new ipfix created */
1977 if (new_di
== true) {
1978 struct ofport_dpif
*ofport
;
1979 HMAP_FOR_EACH (ofport
, up
.hmap_node
, &ofproto
->up
.ports
) {
1980 if (ofport
->is_tunnel
== true) {
1981 dpif_ipfix_add_tunnel_port(di
, &ofport
->up
, ofport
->odp_port
);
1987 dpif_ipfix_unref(di
);
1988 ofproto
->ipfix
= NULL
;
1996 set_cfm(struct ofport
*ofport_
, const struct cfm_settings
*s
)
1998 struct ofport_dpif
*ofport
= ofport_dpif_cast(ofport_
);
1999 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofport
->up
.ofproto
);
2000 struct cfm
*old
= ofport
->cfm
;
2005 ofport
->cfm
= cfm_create(ofport
->up
.netdev
);
2008 if (cfm_configure(ofport
->cfm
, s
)) {
2015 cfm_unref(ofport
->cfm
);
2018 if (ofport
->cfm
!= old
) {
2019 ofproto
->backer
->need_revalidate
= REV_RECONFIGURE
;
2021 ofproto_dpif_monitor_port_update(ofport
, ofport
->bfd
, ofport
->cfm
,
2022 ofport
->lldp
, &ofport
->up
.pp
.hw_addr
);
2027 cfm_status_changed(struct ofport
*ofport_
)
2029 struct ofport_dpif
*ofport
= ofport_dpif_cast(ofport_
);
2031 return ofport
->cfm
? cfm_check_status_change(ofport
->cfm
) : true;
2035 get_cfm_status(const struct ofport
*ofport_
,
2036 struct cfm_status
*status
)
2038 struct ofport_dpif
*ofport
= ofport_dpif_cast(ofport_
);
2042 cfm_get_status(ofport
->cfm
, status
);
2051 set_bfd(struct ofport
*ofport_
, const struct smap
*cfg
)
2053 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofport_
->ofproto
);
2054 struct ofport_dpif
*ofport
= ofport_dpif_cast(ofport_
);
2058 ofport
->bfd
= bfd_configure(old
, netdev_get_name(ofport
->up
.netdev
),
2059 cfg
, ofport
->up
.netdev
);
2060 if (ofport
->bfd
!= old
) {
2061 ofproto
->backer
->need_revalidate
= REV_RECONFIGURE
;
2063 ofproto_dpif_monitor_port_update(ofport
, ofport
->bfd
, ofport
->cfm
,
2064 ofport
->lldp
, &ofport
->up
.pp
.hw_addr
);
2069 bfd_status_changed(struct ofport
*ofport_
)
2071 struct ofport_dpif
*ofport
= ofport_dpif_cast(ofport_
);
2073 return ofport
->bfd
? bfd_check_status_change(ofport
->bfd
) : true;
2077 get_bfd_status(struct ofport
*ofport_
, struct smap
*smap
)
2079 struct ofport_dpif
*ofport
= ofport_dpif_cast(ofport_
);
2083 bfd_get_status(ofport
->bfd
, smap
);
2092 set_lldp(struct ofport
*ofport_
,
2093 const struct smap
*cfg
)
2095 struct ofport_dpif
*ofport
= ofport_dpif_cast(ofport_
);
2099 if (!ofport
->lldp
) {
2100 struct ofproto_dpif
*ofproto
;
2102 ofproto
= ofproto_dpif_cast(ofport
->up
.ofproto
);
2103 ofproto
->backer
->need_revalidate
= REV_RECONFIGURE
;
2104 ofport
->lldp
= lldp_create(ofport
->up
.netdev
, ofport_
->mtu
, cfg
);
2107 if (!lldp_configure(ofport
->lldp
, cfg
)) {
2112 lldp_unref(ofport
->lldp
);
2113 ofport
->lldp
= NULL
;
2116 ofproto_dpif_monitor_port_update(ofport
,
2120 &ofport
->up
.pp
.hw_addr
);
2125 get_lldp_status(const struct ofport
*ofport_
,
2126 struct lldp_status
*status OVS_UNUSED
)
2128 struct ofport_dpif
*ofport
= ofport_dpif_cast(ofport_
);
2130 return ofport
->lldp
? true : false;
2134 set_aa(struct ofproto
*ofproto OVS_UNUSED
,
2135 const struct aa_settings
*s
)
2137 return aa_configure(s
);
2141 aa_mapping_set(struct ofproto
*ofproto_ OVS_UNUSED
, void *aux
,
2142 const struct aa_mapping_settings
*s
)
2144 return aa_mapping_register(aux
, s
);
2148 aa_mapping_unset(struct ofproto
*ofproto OVS_UNUSED
, void *aux
)
2150 return aa_mapping_unregister(aux
);
2154 aa_vlan_get_queued(struct ofproto
*ofproto OVS_UNUSED
, struct ovs_list
*list
)
2156 return aa_get_vlan_queued(list
);
2160 aa_vlan_get_queue_size(struct ofproto
*ofproto OVS_UNUSED
)
2162 return aa_get_vlan_queue_size();
2166 /* Spanning Tree. */
2168 /* Called while rstp_mutex is held. */
2170 rstp_send_bpdu_cb(struct dp_packet
*pkt
, void *ofport_
, void *ofproto_
)
2172 struct ofproto_dpif
*ofproto
= ofproto_
;
2173 struct ofport_dpif
*ofport
= ofport_
;
2174 struct eth_header
*eth
= dp_packet_l2(pkt
);
2176 netdev_get_etheraddr(ofport
->up
.netdev
, ð
->eth_src
);
2177 if (eth_addr_is_zero(eth
->eth_src
)) {
2178 VLOG_WARN_RL(&rl
, "%s port %d: cannot send RSTP BPDU on a port which "
2179 "does not have a configured source MAC address.",
2180 ofproto
->up
.name
, ofp_to_u16(ofport
->up
.ofp_port
));
2182 ofproto_dpif_send_packet(ofport
, pkt
);
2184 dp_packet_delete(pkt
);
2188 send_bpdu_cb(struct dp_packet
*pkt
, int port_num
, void *ofproto_
)
2190 struct ofproto_dpif
*ofproto
= ofproto_
;
2191 struct stp_port
*sp
= stp_get_port(ofproto
->stp
, port_num
);
2192 struct ofport_dpif
*ofport
;
2194 ofport
= stp_port_get_aux(sp
);
2196 VLOG_WARN_RL(&rl
, "%s: cannot send BPDU on unknown port %d",
2197 ofproto
->up
.name
, port_num
);
2199 struct eth_header
*eth
= dp_packet_l2(pkt
);
2201 netdev_get_etheraddr(ofport
->up
.netdev
, ð
->eth_src
);
2202 if (eth_addr_is_zero(eth
->eth_src
)) {
2203 VLOG_WARN_RL(&rl
, "%s: cannot send BPDU on port %d "
2204 "with unknown MAC", ofproto
->up
.name
, port_num
);
2206 ofproto_dpif_send_packet(ofport
, pkt
);
2209 dp_packet_delete(pkt
);
2212 /* Configure RSTP on 'ofproto_' using the settings defined in 's'. */
2214 set_rstp(struct ofproto
*ofproto_
, const struct ofproto_rstp_settings
*s
)
2216 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofproto_
);
2218 /* Only revalidate flows if the configuration changed. */
2219 if (!s
!= !ofproto
->rstp
) {
2220 ofproto
->backer
->need_revalidate
= REV_RECONFIGURE
;
2224 if (!ofproto
->rstp
) {
2225 ofproto
->rstp
= rstp_create(ofproto_
->name
, s
->address
,
2226 rstp_send_bpdu_cb
, ofproto
);
2227 ofproto
->rstp_last_tick
= time_msec();
2229 rstp_set_bridge_address(ofproto
->rstp
, s
->address
);
2230 rstp_set_bridge_priority(ofproto
->rstp
, s
->priority
);
2231 rstp_set_bridge_ageing_time(ofproto
->rstp
, s
->ageing_time
);
2232 rstp_set_bridge_force_protocol_version(ofproto
->rstp
,
2233 s
->force_protocol_version
);
2234 rstp_set_bridge_max_age(ofproto
->rstp
, s
->bridge_max_age
);
2235 rstp_set_bridge_forward_delay(ofproto
->rstp
, s
->bridge_forward_delay
);
2236 rstp_set_bridge_transmit_hold_count(ofproto
->rstp
,
2237 s
->transmit_hold_count
);
2239 struct ofport
*ofport
;
2240 HMAP_FOR_EACH (ofport
, hmap_node
, &ofproto
->up
.ports
) {
2241 set_rstp_port(ofport
, NULL
);
2243 rstp_unref(ofproto
->rstp
);
2244 ofproto
->rstp
= NULL
;
2249 get_rstp_status(struct ofproto
*ofproto_
, struct ofproto_rstp_status
*s
)
2251 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofproto_
);
2253 if (ofproto
->rstp
) {
2255 s
->root_id
= rstp_get_root_id(ofproto
->rstp
);
2256 s
->bridge_id
= rstp_get_bridge_id(ofproto
->rstp
);
2257 s
->designated_id
= rstp_get_designated_id(ofproto
->rstp
);
2258 s
->root_path_cost
= rstp_get_root_path_cost(ofproto
->rstp
);
2259 s
->designated_port_id
= rstp_get_designated_port_id(ofproto
->rstp
);
2260 s
->bridge_port_id
= rstp_get_bridge_port_id(ofproto
->rstp
);
2267 update_rstp_port_state(struct ofport_dpif
*ofport
)
2269 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofport
->up
.ofproto
);
2270 enum rstp_state state
;
2272 /* Figure out new state. */
2273 state
= ofport
->rstp_port
? rstp_port_get_state(ofport
->rstp_port
)
2277 if (ofport
->rstp_state
!= state
) {
2278 enum ofputil_port_state of_state
;
2281 VLOG_DBG("port %s: RSTP state changed from %s to %s",
2282 netdev_get_name(ofport
->up
.netdev
),
2283 rstp_state_name(ofport
->rstp_state
),
2284 rstp_state_name(state
));
2286 if (rstp_learn_in_state(ofport
->rstp_state
)
2287 != rstp_learn_in_state(state
)) {
2288 /* XXX: Learning action flows should also be flushed. */
2289 if (ofport
->bundle
) {
2290 if (!rstp_shift_root_learned_address(ofproto
->rstp
)
2291 || rstp_get_old_root_aux(ofproto
->rstp
) != ofport
) {
2292 bundle_flush_macs(ofport
->bundle
, false);
2296 fwd_change
= rstp_forward_in_state(ofport
->rstp_state
)
2297 != rstp_forward_in_state(state
);
2299 ofproto
->backer
->need_revalidate
= REV_RSTP
;
2300 ofport
->rstp_state
= state
;
2302 if (fwd_change
&& ofport
->bundle
) {
2303 bundle_update(ofport
->bundle
);
2306 /* Update the RSTP state bits in the OpenFlow port description. */
2307 of_state
= ofport
->up
.pp
.state
& ~OFPUTIL_PS_STP_MASK
;
2308 of_state
|= (state
== RSTP_LEARNING
? OFPUTIL_PS_STP_LEARN
2309 : state
== RSTP_FORWARDING
? OFPUTIL_PS_STP_FORWARD
2310 : state
== RSTP_DISCARDING
? OFPUTIL_PS_STP_LISTEN
2312 ofproto_port_set_state(&ofport
->up
, of_state
);
2317 rstp_run(struct ofproto_dpif
*ofproto
)
2319 if (ofproto
->rstp
) {
2320 long long int now
= time_msec();
2321 long long int elapsed
= now
- ofproto
->rstp_last_tick
;
2322 struct rstp_port
*rp
;
2323 struct ofport_dpif
*ofport
;
2325 /* Every second, decrease the values of the timers. */
2326 if (elapsed
>= 1000) {
2327 rstp_tick_timers(ofproto
->rstp
);
2328 ofproto
->rstp_last_tick
= now
;
2331 while ((ofport
= rstp_get_next_changed_port_aux(ofproto
->rstp
, &rp
))) {
2332 update_rstp_port_state(ofport
);
2336 /* FIXME: This check should be done on-event (i.e., when setting
2337 * p->fdb_flush) and not periodically.
2339 while ((ofport
= rstp_check_and_reset_fdb_flush(ofproto
->rstp
, &rp
))) {
2340 if (!rstp_shift_root_learned_address(ofproto
->rstp
)
2341 || rstp_get_old_root_aux(ofproto
->rstp
) != ofport
) {
2342 bundle_flush_macs(ofport
->bundle
, false);
2346 if (rstp_shift_root_learned_address(ofproto
->rstp
)) {
2347 struct ofport_dpif
*old_root_aux
=
2348 (struct ofport_dpif
*)rstp_get_old_root_aux(ofproto
->rstp
);
2349 struct ofport_dpif
*new_root_aux
=
2350 (struct ofport_dpif
*)rstp_get_new_root_aux(ofproto
->rstp
);
2351 if (old_root_aux
!= NULL
&& new_root_aux
!= NULL
) {
2352 bundle_move(old_root_aux
->bundle
, new_root_aux
->bundle
);
2353 rstp_reset_root_changed(ofproto
->rstp
);
2359 /* Configures STP on 'ofproto_' using the settings defined in 's'. */
2361 set_stp(struct ofproto
*ofproto_
, const struct ofproto_stp_settings
*s
)
2363 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofproto_
);
2365 /* Only revalidate flows if the configuration changed. */
2366 if (!s
!= !ofproto
->stp
) {
2367 ofproto
->backer
->need_revalidate
= REV_RECONFIGURE
;
2371 if (!ofproto
->stp
) {
2372 ofproto
->stp
= stp_create(ofproto_
->name
, s
->system_id
,
2373 send_bpdu_cb
, ofproto
);
2374 ofproto
->stp_last_tick
= time_msec();
2377 stp_set_bridge_id(ofproto
->stp
, s
->system_id
);
2378 stp_set_bridge_priority(ofproto
->stp
, s
->priority
);
2379 stp_set_hello_time(ofproto
->stp
, s
->hello_time
);
2380 stp_set_max_age(ofproto
->stp
, s
->max_age
);
2381 stp_set_forward_delay(ofproto
->stp
, s
->fwd_delay
);
2383 struct ofport
*ofport
;
2385 HMAP_FOR_EACH (ofport
, hmap_node
, &ofproto
->up
.ports
) {
2386 set_stp_port(ofport
, NULL
);
2389 stp_unref(ofproto
->stp
);
2390 ofproto
->stp
= NULL
;
2397 get_stp_status(struct ofproto
*ofproto_
, struct ofproto_stp_status
*s
)
2399 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofproto_
);
2403 s
->bridge_id
= stp_get_bridge_id(ofproto
->stp
);
2404 s
->designated_root
= stp_get_designated_root(ofproto
->stp
);
2405 s
->root_path_cost
= stp_get_root_path_cost(ofproto
->stp
);
2414 update_stp_port_state(struct ofport_dpif
*ofport
)
2416 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofport
->up
.ofproto
);
2417 enum stp_state state
;
2419 /* Figure out new state. */
2420 state
= ofport
->stp_port
? stp_port_get_state(ofport
->stp_port
)
2424 if (ofport
->stp_state
!= state
) {
2425 enum ofputil_port_state of_state
;
2428 VLOG_DBG("port %s: STP state changed from %s to %s",
2429 netdev_get_name(ofport
->up
.netdev
),
2430 stp_state_name(ofport
->stp_state
),
2431 stp_state_name(state
));
2432 if (stp_learn_in_state(ofport
->stp_state
)
2433 != stp_learn_in_state(state
)) {
2434 /* xxx Learning action flows should also be flushed. */
2435 ovs_rwlock_wrlock(&ofproto
->ml
->rwlock
);
2436 mac_learning_flush(ofproto
->ml
);
2437 ovs_rwlock_unlock(&ofproto
->ml
->rwlock
);
2438 mcast_snooping_mdb_flush(ofproto
->ms
);
2440 fwd_change
= stp_forward_in_state(ofport
->stp_state
)
2441 != stp_forward_in_state(state
);
2443 ofproto
->backer
->need_revalidate
= REV_STP
;
2444 ofport
->stp_state
= state
;
2445 ofport
->stp_state_entered
= time_msec();
2447 if (fwd_change
&& ofport
->bundle
) {
2448 bundle_update(ofport
->bundle
);
2451 /* Update the STP state bits in the OpenFlow port description. */
2452 of_state
= ofport
->up
.pp
.state
& ~OFPUTIL_PS_STP_MASK
;
2453 of_state
|= (state
== STP_LISTENING
? OFPUTIL_PS_STP_LISTEN
2454 : state
== STP_LEARNING
? OFPUTIL_PS_STP_LEARN
2455 : state
== STP_FORWARDING
? OFPUTIL_PS_STP_FORWARD
2456 : state
== STP_BLOCKING
? OFPUTIL_PS_STP_BLOCK
2458 ofproto_port_set_state(&ofport
->up
, of_state
);
2462 /* Configures STP on 'ofport_' using the settings defined in 's'. The
2463 * caller is responsible for assigning STP port numbers and ensuring
2464 * there are no duplicates. */
2466 set_stp_port(struct ofport
*ofport_
,
2467 const struct ofproto_port_stp_settings
*s
)
2469 struct ofport_dpif
*ofport
= ofport_dpif_cast(ofport_
);
2470 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofport
->up
.ofproto
);
2471 struct stp_port
*sp
= ofport
->stp_port
;
2473 if (!s
|| !s
->enable
) {
2475 ofport
->stp_port
= NULL
;
2476 stp_port_disable(sp
);
2477 update_stp_port_state(ofport
);
2480 } else if (sp
&& stp_port_no(sp
) != s
->port_num
2481 && ofport
== stp_port_get_aux(sp
)) {
2482 /* The port-id changed, so disable the old one if it's not
2483 * already in use by another port. */
2484 stp_port_disable(sp
);
2487 sp
= ofport
->stp_port
= stp_get_port(ofproto
->stp
, s
->port_num
);
2489 /* Set name before enabling the port so that debugging messages can print
2491 stp_port_set_name(sp
, netdev_get_name(ofport
->up
.netdev
));
2492 stp_port_enable(sp
);
2494 stp_port_set_aux(sp
, ofport
);
2495 stp_port_set_priority(sp
, s
->priority
);
2496 stp_port_set_path_cost(sp
, s
->path_cost
);
2498 update_stp_port_state(ofport
);
2504 get_stp_port_status(struct ofport
*ofport_
,
2505 struct ofproto_port_stp_status
*s
)
2507 struct ofport_dpif
*ofport
= ofport_dpif_cast(ofport_
);
2508 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofport
->up
.ofproto
);
2509 struct stp_port
*sp
= ofport
->stp_port
;
2511 if (!ofproto
->stp
|| !sp
) {
2517 s
->port_id
= stp_port_get_id(sp
);
2518 s
->state
= stp_port_get_state(sp
);
2519 s
->sec_in_state
= (time_msec() - ofport
->stp_state_entered
) / 1000;
2520 s
->role
= stp_port_get_role(sp
);
2526 get_stp_port_stats(struct ofport
*ofport_
,
2527 struct ofproto_port_stp_stats
*s
)
2529 struct ofport_dpif
*ofport
= ofport_dpif_cast(ofport_
);
2530 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofport
->up
.ofproto
);
2531 struct stp_port
*sp
= ofport
->stp_port
;
2533 if (!ofproto
->stp
|| !sp
) {
2539 stp_port_get_counts(sp
, &s
->tx_count
, &s
->rx_count
, &s
->error_count
);
2545 stp_run(struct ofproto_dpif
*ofproto
)
2548 long long int now
= time_msec();
2549 long long int elapsed
= now
- ofproto
->stp_last_tick
;
2550 struct stp_port
*sp
;
2553 stp_tick(ofproto
->stp
, MIN(INT_MAX
, elapsed
));
2554 ofproto
->stp_last_tick
= now
;
2556 while (stp_get_changed_port(ofproto
->stp
, &sp
)) {
2557 struct ofport_dpif
*ofport
= stp_port_get_aux(sp
);
2560 update_stp_port_state(ofport
);
2564 if (stp_check_and_reset_fdb_flush(ofproto
->stp
)) {
2565 ovs_rwlock_wrlock(&ofproto
->ml
->rwlock
);
2566 mac_learning_flush(ofproto
->ml
);
2567 ovs_rwlock_unlock(&ofproto
->ml
->rwlock
);
2568 mcast_snooping_mdb_flush(ofproto
->ms
);
2574 stp_wait(struct ofproto_dpif
*ofproto
)
2577 poll_timer_wait(1000);
2581 /* Configures RSTP on 'ofport_' using the settings defined in 's'. The
2582 * caller is responsible for assigning RSTP port numbers and ensuring
2583 * there are no duplicates. */
2585 set_rstp_port(struct ofport
*ofport_
,
2586 const struct ofproto_port_rstp_settings
*s
)
2588 struct ofport_dpif
*ofport
= ofport_dpif_cast(ofport_
);
2589 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofport
->up
.ofproto
);
2590 struct rstp_port
*rp
= ofport
->rstp_port
;
2592 if (!s
|| !s
->enable
) {
2594 rstp_port_set_aux(rp
, NULL
);
2595 rstp_port_set_state(rp
, RSTP_DISABLED
);
2596 rstp_port_set_mac_operational(rp
, false);
2597 ofport
->rstp_port
= NULL
;
2598 rstp_port_unref(rp
);
2599 update_rstp_port_state(ofport
);
2604 /* Check if need to add a new port. */
2606 rp
= ofport
->rstp_port
= rstp_add_port(ofproto
->rstp
);
2609 rstp_port_set(rp
, s
->port_num
, s
->priority
, s
->path_cost
,
2610 s
->admin_edge_port
, s
->auto_edge
,
2611 s
->admin_p2p_mac_state
, s
->admin_port_state
, s
->mcheck
,
2613 update_rstp_port_state(ofport
);
2614 /* Synchronize operational status. */
2615 rstp_port_set_mac_operational(rp
, ofport
->may_enable
);
2619 get_rstp_port_status(struct ofport
*ofport_
,
2620 struct ofproto_port_rstp_status
*s
)
2622 struct ofport_dpif
*ofport
= ofport_dpif_cast(ofport_
);
2623 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofport
->up
.ofproto
);
2624 struct rstp_port
*rp
= ofport
->rstp_port
;
2626 if (!ofproto
->rstp
|| !rp
) {
2632 rstp_port_get_status(rp
, &s
->port_id
, &s
->state
, &s
->role
,
2633 &s
->designated_bridge_id
, &s
->designated_port_id
,
2634 &s
->designated_path_cost
, &s
->tx_count
,
2635 &s
->rx_count
, &s
->error_count
, &s
->uptime
);
2640 set_queues(struct ofport
*ofport_
, const struct ofproto_port_queue
*qdscp
,
2643 struct ofport_dpif
*ofport
= ofport_dpif_cast(ofport_
);
2644 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofport
->up
.ofproto
);
2646 if (ofport
->n_qdscp
!= n_qdscp
2647 || (n_qdscp
&& memcmp(ofport
->qdscp
, qdscp
,
2648 n_qdscp
* sizeof *qdscp
))) {
2649 ofproto
->backer
->need_revalidate
= REV_RECONFIGURE
;
2650 free(ofport
->qdscp
);
2651 ofport
->qdscp
= n_qdscp
2652 ? xmemdup(qdscp
, n_qdscp
* sizeof *qdscp
)
2654 ofport
->n_qdscp
= n_qdscp
;
2662 /* Expires all MAC learning entries associated with 'bundle' and forces its
2663 * ofproto to revalidate every flow.
2665 * Normally MAC learning entries are removed only from the ofproto associated
2666 * with 'bundle', but if 'all_ofprotos' is true, then the MAC learning entries
2667 * are removed from every ofproto. When patch ports and SLB bonds are in use
2668 * and a VM migration happens and the gratuitous ARPs are somehow lost, this
2669 * avoids a MAC_ENTRY_IDLE_TIME delay before the migrated VM can communicate
2670 * with the host from which it migrated. */
2672 bundle_flush_macs(struct ofbundle
*bundle
, bool all_ofprotos
)
2674 struct ofproto_dpif
*ofproto
= bundle
->ofproto
;
2675 struct mac_learning
*ml
= ofproto
->ml
;
2676 struct mac_entry
*mac
, *next_mac
;
2678 ofproto
->backer
->need_revalidate
= REV_RECONFIGURE
;
2679 ovs_rwlock_wrlock(&ml
->rwlock
);
2680 LIST_FOR_EACH_SAFE (mac
, next_mac
, lru_node
, &ml
->lrus
) {
2681 if (mac_entry_get_port(ml
, mac
) == bundle
) {
2683 struct ofproto_dpif
*o
;
2685 HMAP_FOR_EACH (o
, all_ofproto_dpifs_node
, &all_ofproto_dpifs
) {
2687 struct mac_entry
*e
;
2689 ovs_rwlock_wrlock(&o
->ml
->rwlock
);
2690 e
= mac_learning_lookup(o
->ml
, mac
->mac
, mac
->vlan
);
2692 mac_learning_expire(o
->ml
, e
);
2694 ovs_rwlock_unlock(&o
->ml
->rwlock
);
2699 mac_learning_expire(ml
, mac
);
2702 ovs_rwlock_unlock(&ml
->rwlock
);
2706 bundle_move(struct ofbundle
*old
, struct ofbundle
*new)
2708 struct ofproto_dpif
*ofproto
= old
->ofproto
;
2709 struct mac_learning
*ml
= ofproto
->ml
;
2710 struct mac_entry
*mac
, *next_mac
;
2712 ovs_assert(new->ofproto
== old
->ofproto
);
2714 ofproto
->backer
->need_revalidate
= REV_RECONFIGURE
;
2715 ovs_rwlock_wrlock(&ml
->rwlock
);
2716 LIST_FOR_EACH_SAFE (mac
, next_mac
, lru_node
, &ml
->lrus
) {
2717 if (mac_entry_get_port(ml
, mac
) == old
) {
2718 mac_entry_set_port(ml
, mac
, new);
2721 ovs_rwlock_unlock(&ml
->rwlock
);
2724 static struct ofbundle
*
2725 bundle_lookup(const struct ofproto_dpif
*ofproto
, void *aux
)
2727 struct ofbundle
*bundle
;
2729 HMAP_FOR_EACH_IN_BUCKET (bundle
, hmap_node
, hash_pointer(aux
, 0),
2730 &ofproto
->bundles
) {
2731 if (bundle
->aux
== aux
) {
2739 bundle_update(struct ofbundle
*bundle
)
2741 struct ofport_dpif
*port
;
2743 bundle
->floodable
= true;
2744 LIST_FOR_EACH (port
, bundle_node
, &bundle
->ports
) {
2745 if (port
->up
.pp
.config
& OFPUTIL_PC_NO_FLOOD
2747 || (bundle
->ofproto
->stp
&& !stp_forward_in_state(port
->stp_state
))
2748 || (bundle
->ofproto
->rstp
&& !rstp_forward_in_state(port
->rstp_state
))) {
2749 bundle
->floodable
= false;
2756 bundle_del_port(struct ofport_dpif
*port
)
2758 struct ofbundle
*bundle
= port
->bundle
;
2760 bundle
->ofproto
->backer
->need_revalidate
= REV_RECONFIGURE
;
2762 list_remove(&port
->bundle_node
);
2763 port
->bundle
= NULL
;
2766 lacp_slave_unregister(bundle
->lacp
, port
);
2769 bond_slave_unregister(bundle
->bond
, port
);
2772 bundle_update(bundle
);
2776 bundle_add_port(struct ofbundle
*bundle
, ofp_port_t ofp_port
,
2777 struct lacp_slave_settings
*lacp
)
2779 struct ofport_dpif
*port
;
2781 port
= ofp_port_to_ofport(bundle
->ofproto
, ofp_port
);
2786 if (port
->bundle
!= bundle
) {
2787 bundle
->ofproto
->backer
->need_revalidate
= REV_RECONFIGURE
;
2789 bundle_remove(&port
->up
);
2792 port
->bundle
= bundle
;
2793 list_push_back(&bundle
->ports
, &port
->bundle_node
);
2794 if (port
->up
.pp
.config
& OFPUTIL_PC_NO_FLOOD
2796 || (bundle
->ofproto
->stp
&& !stp_forward_in_state(port
->stp_state
))
2797 || (bundle
->ofproto
->rstp
&& !rstp_forward_in_state(port
->rstp_state
))) {
2798 bundle
->floodable
= false;
2802 bundle
->ofproto
->backer
->need_revalidate
= REV_RECONFIGURE
;
2803 lacp_slave_register(bundle
->lacp
, port
, lacp
);
2810 bundle_destroy(struct ofbundle
*bundle
)
2812 struct ofproto_dpif
*ofproto
;
2813 struct ofport_dpif
*port
, *next_port
;
2819 ofproto
= bundle
->ofproto
;
2820 mbridge_unregister_bundle(ofproto
->mbridge
, bundle
);
2823 xlate_bundle_remove(bundle
);
2826 LIST_FOR_EACH_SAFE (port
, next_port
, bundle_node
, &bundle
->ports
) {
2827 bundle_del_port(port
);
2830 bundle_flush_macs(bundle
, true);
2831 hmap_remove(&ofproto
->bundles
, &bundle
->hmap_node
);
2833 free(bundle
->trunks
);
2834 lacp_unref(bundle
->lacp
);
2835 bond_unref(bundle
->bond
);
2840 bundle_set(struct ofproto
*ofproto_
, void *aux
,
2841 const struct ofproto_bundle_settings
*s
)
2843 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofproto_
);
2844 bool need_flush
= false;
2845 struct ofport_dpif
*port
;
2846 struct ofbundle
*bundle
;
2847 unsigned long *trunks
;
2853 bundle_destroy(bundle_lookup(ofproto
, aux
));
2857 ovs_assert(s
->n_slaves
== 1 || s
->bond
!= NULL
);
2858 ovs_assert((s
->lacp
!= NULL
) == (s
->lacp_slaves
!= NULL
));
2860 bundle
= bundle_lookup(ofproto
, aux
);
2862 bundle
= xmalloc(sizeof *bundle
);
2864 bundle
->ofproto
= ofproto
;
2865 hmap_insert(&ofproto
->bundles
, &bundle
->hmap_node
,
2866 hash_pointer(aux
, 0));
2868 bundle
->name
= NULL
;
2870 list_init(&bundle
->ports
);
2871 bundle
->vlan_mode
= PORT_VLAN_TRUNK
;
2873 bundle
->trunks
= NULL
;
2874 bundle
->use_priority_tags
= s
->use_priority_tags
;
2875 bundle
->lacp
= NULL
;
2876 bundle
->bond
= NULL
;
2878 bundle
->floodable
= true;
2879 mbridge_register_bundle(ofproto
->mbridge
, bundle
);
2882 if (!bundle
->name
|| strcmp(s
->name
, bundle
->name
)) {
2884 bundle
->name
= xstrdup(s
->name
);
2889 ofproto
->lacp_enabled
= true;
2890 if (!bundle
->lacp
) {
2891 ofproto
->backer
->need_revalidate
= REV_RECONFIGURE
;
2892 bundle
->lacp
= lacp_create();
2894 lacp_configure(bundle
->lacp
, s
->lacp
);
2896 lacp_unref(bundle
->lacp
);
2897 bundle
->lacp
= NULL
;
2900 /* Update set of ports. */
2902 for (i
= 0; i
< s
->n_slaves
; i
++) {
2903 if (!bundle_add_port(bundle
, s
->slaves
[i
],
2904 s
->lacp
? &s
->lacp_slaves
[i
] : NULL
)) {
2908 if (!ok
|| list_size(&bundle
->ports
) != s
->n_slaves
) {
2909 struct ofport_dpif
*next_port
;
2911 LIST_FOR_EACH_SAFE (port
, next_port
, bundle_node
, &bundle
->ports
) {
2912 for (i
= 0; i
< s
->n_slaves
; i
++) {
2913 if (s
->slaves
[i
] == port
->up
.ofp_port
) {
2918 bundle_del_port(port
);
2922 ovs_assert(list_size(&bundle
->ports
) <= s
->n_slaves
);
2924 if (list_is_empty(&bundle
->ports
)) {
2925 bundle_destroy(bundle
);
2929 /* Set VLAN tagging mode */
2930 if (s
->vlan_mode
!= bundle
->vlan_mode
2931 || s
->use_priority_tags
!= bundle
->use_priority_tags
) {
2932 bundle
->vlan_mode
= s
->vlan_mode
;
2933 bundle
->use_priority_tags
= s
->use_priority_tags
;
2938 vlan
= (s
->vlan_mode
== PORT_VLAN_TRUNK
? -1
2939 : s
->vlan
>= 0 && s
->vlan
<= 4095 ? s
->vlan
2941 if (vlan
!= bundle
->vlan
) {
2942 bundle
->vlan
= vlan
;
2946 /* Get trunked VLANs. */
2947 switch (s
->vlan_mode
) {
2948 case PORT_VLAN_ACCESS
:
2952 case PORT_VLAN_TRUNK
:
2953 trunks
= CONST_CAST(unsigned long *, s
->trunks
);
2956 case PORT_VLAN_NATIVE_UNTAGGED
:
2957 case PORT_VLAN_NATIVE_TAGGED
:
2958 if (vlan
!= 0 && (!s
->trunks
2959 || !bitmap_is_set(s
->trunks
, vlan
)
2960 || bitmap_is_set(s
->trunks
, 0))) {
2961 /* Force trunking the native VLAN and prohibit trunking VLAN 0. */
2963 trunks
= bitmap_clone(s
->trunks
, 4096);
2965 trunks
= bitmap_allocate1(4096);
2967 bitmap_set1(trunks
, vlan
);
2968 bitmap_set0(trunks
, 0);
2970 trunks
= CONST_CAST(unsigned long *, s
->trunks
);
2977 if (!vlan_bitmap_equal(trunks
, bundle
->trunks
)) {
2978 free(bundle
->trunks
);
2979 if (trunks
== s
->trunks
) {
2980 bundle
->trunks
= vlan_bitmap_clone(trunks
);
2982 bundle
->trunks
= trunks
;
2987 if (trunks
!= s
->trunks
) {
2992 if (!list_is_short(&bundle
->ports
)) {
2993 bundle
->ofproto
->has_bonded_bundles
= true;
2995 if (bond_reconfigure(bundle
->bond
, s
->bond
)) {
2996 ofproto
->backer
->need_revalidate
= REV_RECONFIGURE
;
2999 bundle
->bond
= bond_create(s
->bond
, ofproto
);
3000 ofproto
->backer
->need_revalidate
= REV_RECONFIGURE
;
3003 LIST_FOR_EACH (port
, bundle_node
, &bundle
->ports
) {
3004 bond_slave_register(bundle
->bond
, port
,
3005 port
->up
.ofp_port
, port
->up
.netdev
);
3008 bond_unref(bundle
->bond
);
3009 bundle
->bond
= NULL
;
3012 /* If we changed something that would affect MAC learning, un-learn
3013 * everything on this port and force flow revalidation. */
3015 bundle_flush_macs(bundle
, false);
3022 bundle_remove(struct ofport
*port_
)
3024 struct ofport_dpif
*port
= ofport_dpif_cast(port_
);
3025 struct ofbundle
*bundle
= port
->bundle
;
3028 bundle_del_port(port
);
3029 if (list_is_empty(&bundle
->ports
)) {
3030 bundle_destroy(bundle
);
3031 } else if (list_is_short(&bundle
->ports
)) {
3032 bond_unref(bundle
->bond
);
3033 bundle
->bond
= NULL
;
3039 send_pdu_cb(void *port_
, const void *pdu
, size_t pdu_size
)
3041 static struct vlog_rate_limit rl
= VLOG_RATE_LIMIT_INIT(1, 10);
3042 struct ofport_dpif
*port
= port_
;
3046 error
= netdev_get_etheraddr(port
->up
.netdev
, &ea
);
3048 struct dp_packet packet
;
3051 dp_packet_init(&packet
, 0);
3052 packet_pdu
= eth_compose(&packet
, eth_addr_lacp
, ea
, ETH_TYPE_LACP
,
3054 memcpy(packet_pdu
, pdu
, pdu_size
);
3056 ofproto_dpif_send_packet(port
, &packet
);
3057 dp_packet_uninit(&packet
);
3059 VLOG_ERR_RL(&rl
, "port %s: cannot obtain Ethernet address of iface "
3060 "%s (%s)", port
->bundle
->name
,
3061 netdev_get_name(port
->up
.netdev
), ovs_strerror(error
));
3066 bundle_send_learning_packets(struct ofbundle
*bundle
)
3068 struct ofproto_dpif
*ofproto
= bundle
->ofproto
;
3069 int error
, n_packets
, n_errors
;
3070 struct mac_entry
*e
;
3072 struct ovs_list list_node
;
3073 struct ofport_dpif
*port
;
3074 struct dp_packet
*pkt
;
3076 struct ovs_list packets
;
3078 list_init(&packets
);
3079 ovs_rwlock_rdlock(&ofproto
->ml
->rwlock
);
3080 LIST_FOR_EACH (e
, lru_node
, &ofproto
->ml
->lrus
) {
3081 if (mac_entry_get_port(ofproto
->ml
, e
) != bundle
) {
3082 pkt_node
= xmalloc(sizeof *pkt_node
);
3083 pkt_node
->pkt
= bond_compose_learning_packet(bundle
->bond
,
3085 (void **)&pkt_node
->port
);
3086 list_push_back(&packets
, &pkt_node
->list_node
);
3089 ovs_rwlock_unlock(&ofproto
->ml
->rwlock
);
3091 error
= n_packets
= n_errors
= 0;
3092 LIST_FOR_EACH_POP (pkt_node
, list_node
, &packets
) {
3095 ret
= ofproto_dpif_send_packet(pkt_node
->port
, pkt_node
->pkt
);
3096 dp_packet_delete(pkt_node
->pkt
);
3106 static struct vlog_rate_limit rl
= VLOG_RATE_LIMIT_INIT(1, 5);
3107 VLOG_WARN_RL(&rl
, "bond %s: %d errors sending %d gratuitous learning "
3108 "packets, last error was: %s",
3109 bundle
->name
, n_errors
, n_packets
, ovs_strerror(error
));
3111 VLOG_DBG("bond %s: sent %d gratuitous learning packets",
3112 bundle
->name
, n_packets
);
3117 bundle_run(struct ofbundle
*bundle
)
3120 lacp_run(bundle
->lacp
, send_pdu_cb
);
3123 struct ofport_dpif
*port
;
3125 LIST_FOR_EACH (port
, bundle_node
, &bundle
->ports
) {
3126 bond_slave_set_may_enable(bundle
->bond
, port
, port
->may_enable
);
3129 if (bond_run(bundle
->bond
, lacp_status(bundle
->lacp
))) {
3130 bundle
->ofproto
->backer
->need_revalidate
= REV_BOND
;
3133 if (bond_should_send_learning_packets(bundle
->bond
)) {
3134 bundle_send_learning_packets(bundle
);
3140 bundle_wait(struct ofbundle
*bundle
)
3143 lacp_wait(bundle
->lacp
);
3146 bond_wait(bundle
->bond
);
3153 mirror_set__(struct ofproto
*ofproto_
, void *aux
,
3154 const struct ofproto_mirror_settings
*s
)
3156 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofproto_
);
3157 struct ofbundle
**srcs
, **dsts
;
3162 mirror_destroy(ofproto
->mbridge
, aux
);
3166 srcs
= xmalloc(s
->n_srcs
* sizeof *srcs
);
3167 dsts
= xmalloc(s
->n_dsts
* sizeof *dsts
);
3169 for (i
= 0; i
< s
->n_srcs
; i
++) {
3170 srcs
[i
] = bundle_lookup(ofproto
, s
->srcs
[i
]);
3173 for (i
= 0; i
< s
->n_dsts
; i
++) {
3174 dsts
[i
] = bundle_lookup(ofproto
, s
->dsts
[i
]);
3177 error
= mirror_set(ofproto
->mbridge
, aux
, s
->name
, srcs
, s
->n_srcs
, dsts
,
3178 s
->n_dsts
, s
->src_vlans
,
3179 bundle_lookup(ofproto
, s
->out_bundle
), s
->out_vlan
);
3186 mirror_get_stats__(struct ofproto
*ofproto
, void *aux
,
3187 uint64_t *packets
, uint64_t *bytes
)
3189 return mirror_get_stats(ofproto_dpif_cast(ofproto
)->mbridge
, aux
, packets
,
3194 set_flood_vlans(struct ofproto
*ofproto_
, unsigned long *flood_vlans
)
3196 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofproto_
);
3197 ovs_rwlock_wrlock(&ofproto
->ml
->rwlock
);
3198 if (mac_learning_set_flood_vlans(ofproto
->ml
, flood_vlans
)) {
3199 mac_learning_flush(ofproto
->ml
);
3201 ovs_rwlock_unlock(&ofproto
->ml
->rwlock
);
3206 is_mirror_output_bundle(const struct ofproto
*ofproto_
, void *aux
)
3208 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofproto_
);
3209 struct ofbundle
*bundle
= bundle_lookup(ofproto
, aux
);
3210 return bundle
&& mirror_bundle_out(ofproto
->mbridge
, bundle
) != 0;
3214 forward_bpdu_changed(struct ofproto
*ofproto_
)
3216 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofproto_
);
3217 ofproto
->backer
->need_revalidate
= REV_RECONFIGURE
;
3221 set_mac_table_config(struct ofproto
*ofproto_
, unsigned int idle_time
,
3224 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofproto_
);
3225 ovs_rwlock_wrlock(&ofproto
->ml
->rwlock
);
3226 mac_learning_set_idle_time(ofproto
->ml
, idle_time
);
3227 mac_learning_set_max_entries(ofproto
->ml
, max_entries
);
3228 ovs_rwlock_unlock(&ofproto
->ml
->rwlock
);
3231 /* Configures multicast snooping on 'ofport' using the settings
3232 * defined in 's'. */
3234 set_mcast_snooping(struct ofproto
*ofproto_
,
3235 const struct ofproto_mcast_snooping_settings
*s
)
3237 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofproto_
);
3239 /* Only revalidate flows if the configuration changed. */
3240 if (!s
!= !ofproto
->ms
) {
3241 ofproto
->backer
->need_revalidate
= REV_RECONFIGURE
;
3246 ofproto
->ms
= mcast_snooping_create();
3249 ovs_rwlock_wrlock(&ofproto
->ms
->rwlock
);
3250 mcast_snooping_set_idle_time(ofproto
->ms
, s
->idle_time
);
3251 mcast_snooping_set_max_entries(ofproto
->ms
, s
->max_entries
);
3252 if (mcast_snooping_set_flood_unreg(ofproto
->ms
, s
->flood_unreg
)) {
3253 ofproto
->backer
->need_revalidate
= REV_RECONFIGURE
;
3255 ovs_rwlock_unlock(&ofproto
->ms
->rwlock
);
3257 mcast_snooping_unref(ofproto
->ms
);
3264 /* Configures multicast snooping port's flood settings on 'ofproto'. */
3266 set_mcast_snooping_port(struct ofproto
*ofproto_
, void *aux
,
3267 const struct ofproto_mcast_snooping_port_settings
*s
)
3269 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofproto_
);
3270 struct ofbundle
*bundle
= bundle_lookup(ofproto
, aux
);
3272 if (ofproto
->ms
&& s
) {
3273 ovs_rwlock_wrlock(&ofproto
->ms
->rwlock
);
3274 mcast_snooping_set_port_flood(ofproto
->ms
, bundle
, s
->flood
);
3275 mcast_snooping_set_port_flood_reports(ofproto
->ms
, bundle
,
3277 ovs_rwlock_unlock(&ofproto
->ms
->rwlock
);
3285 struct ofport_dpif
*
3286 ofp_port_to_ofport(const struct ofproto_dpif
*ofproto
, ofp_port_t ofp_port
)
3288 struct ofport
*ofport
= ofproto_get_port(&ofproto
->up
, ofp_port
);
3289 return ofport
? ofport_dpif_cast(ofport
) : NULL
;
3293 ofproto_port_from_dpif_port(struct ofproto_dpif
*ofproto
,
3294 struct ofproto_port
*ofproto_port
,
3295 struct dpif_port
*dpif_port
)
3297 ofproto_port
->name
= dpif_port
->name
;
3298 ofproto_port
->type
= dpif_port
->type
;
3299 ofproto_port
->ofp_port
= odp_port_to_ofp_port(ofproto
, dpif_port
->port_no
);
3303 ofport_update_peer(struct ofport_dpif
*ofport
)
3305 const struct ofproto_dpif
*ofproto
;
3306 struct dpif_backer
*backer
;
3309 if (!netdev_vport_is_patch(ofport
->up
.netdev
)) {
3313 backer
= ofproto_dpif_cast(ofport
->up
.ofproto
)->backer
;
3314 backer
->need_revalidate
= REV_RECONFIGURE
;
3317 ofport
->peer
->peer
= NULL
;
3318 ofport
->peer
= NULL
;
3321 peer_name
= netdev_vport_patch_peer(ofport
->up
.netdev
);
3326 HMAP_FOR_EACH (ofproto
, all_ofproto_dpifs_node
, &all_ofproto_dpifs
) {
3327 struct ofport
*peer_ofport
;
3328 struct ofport_dpif
*peer
;
3331 if (ofproto
->backer
!= backer
) {
3335 peer_ofport
= shash_find_data(&ofproto
->up
.port_by_name
, peer_name
);
3340 peer
= ofport_dpif_cast(peer_ofport
);
3341 peer_peer
= netdev_vport_patch_peer(peer
->up
.netdev
);
3342 if (peer_peer
&& !strcmp(netdev_get_name(ofport
->up
.netdev
),
3344 ofport
->peer
= peer
;
3345 ofport
->peer
->peer
= ofport
;
3355 port_run(struct ofport_dpif
*ofport
)
3357 long long int carrier_seq
= netdev_get_carrier_resets(ofport
->up
.netdev
);
3358 bool carrier_changed
= carrier_seq
!= ofport
->carrier_seq
;
3359 bool enable
= netdev_get_carrier(ofport
->up
.netdev
);
3360 bool cfm_enable
= false;
3361 bool bfd_enable
= false;
3363 ofport
->carrier_seq
= carrier_seq
;
3366 int cfm_opup
= cfm_get_opup(ofport
->cfm
);
3368 cfm_enable
= !cfm_get_fault(ofport
->cfm
);
3370 if (cfm_opup
>= 0) {
3371 cfm_enable
= cfm_enable
&& cfm_opup
;
3376 bfd_enable
= bfd_forwarding(ofport
->bfd
);
3379 if (ofport
->bfd
|| ofport
->cfm
) {
3380 enable
= enable
&& (cfm_enable
|| bfd_enable
);
3383 if (ofport
->bundle
) {
3384 enable
= enable
&& lacp_slave_may_enable(ofport
->bundle
->lacp
, ofport
);
3385 if (carrier_changed
) {
3386 lacp_slave_carrier_changed(ofport
->bundle
->lacp
, ofport
);
3390 if (ofport
->may_enable
!= enable
) {
3391 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofport
->up
.ofproto
);
3393 ofproto
->backer
->need_revalidate
= REV_PORT_TOGGLED
;
3395 if (ofport
->rstp_port
) {
3396 rstp_port_set_mac_operational(ofport
->rstp_port
, enable
);
3400 ofport
->may_enable
= enable
;
3404 port_query_by_name(const struct ofproto
*ofproto_
, const char *devname
,
3405 struct ofproto_port
*ofproto_port
)
3407 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofproto_
);
3408 struct dpif_port dpif_port
;
3411 if (sset_contains(&ofproto
->ghost_ports
, devname
)) {
3412 const char *type
= netdev_get_type_from_name(devname
);
3414 /* We may be called before ofproto->up.port_by_name is populated with
3415 * the appropriate ofport. For this reason, we must get the name and
3416 * type from the netdev layer directly. */
3418 const struct ofport
*ofport
;
3420 ofport
= shash_find_data(&ofproto
->up
.port_by_name
, devname
);
3421 ofproto_port
->ofp_port
= ofport
? ofport
->ofp_port
: OFPP_NONE
;
3422 ofproto_port
->name
= xstrdup(devname
);
3423 ofproto_port
->type
= xstrdup(type
);
3429 if (!sset_contains(&ofproto
->ports
, devname
)) {
3432 error
= dpif_port_query_by_name(ofproto
->backer
->dpif
,
3433 devname
, &dpif_port
);
3435 ofproto_port_from_dpif_port(ofproto
, ofproto_port
, &dpif_port
);
3441 port_add(struct ofproto
*ofproto_
, struct netdev
*netdev
)
3443 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofproto_
);
3444 const char *devname
= netdev_get_name(netdev
);
3445 char namebuf
[NETDEV_VPORT_NAME_BUFSIZE
];
3446 const char *dp_port_name
;
3448 if (netdev_vport_is_patch(netdev
)) {
3449 sset_add(&ofproto
->ghost_ports
, netdev_get_name(netdev
));
3453 dp_port_name
= netdev_vport_get_dpif_port(netdev
, namebuf
, sizeof namebuf
);
3454 if (!dpif_port_exists(ofproto
->backer
->dpif
, dp_port_name
)) {
3455 odp_port_t port_no
= ODPP_NONE
;
3458 error
= dpif_port_add(ofproto
->backer
->dpif
, netdev
, &port_no
);
3462 if (netdev_get_tunnel_config(netdev
)) {
3463 simap_put(&ofproto
->backer
->tnl_backers
,
3464 dp_port_name
, odp_to_u32(port_no
));
3468 if (netdev_get_tunnel_config(netdev
)) {
3469 sset_add(&ofproto
->ghost_ports
, devname
);
3471 sset_add(&ofproto
->ports
, devname
);
3477 port_del(struct ofproto
*ofproto_
, ofp_port_t ofp_port
)
3479 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofproto_
);
3480 struct ofport_dpif
*ofport
= ofp_port_to_ofport(ofproto
, ofp_port
);
3487 sset_find_and_delete(&ofproto
->ghost_ports
,
3488 netdev_get_name(ofport
->up
.netdev
));
3489 ofproto
->backer
->need_revalidate
= REV_RECONFIGURE
;
3490 if (!ofport
->is_tunnel
&& !netdev_vport_is_patch(ofport
->up
.netdev
)) {
3491 error
= dpif_port_del(ofproto
->backer
->dpif
, ofport
->odp_port
);
3493 /* The caller is going to close ofport->up.netdev. If this is a
3494 * bonded port, then the bond is using that netdev, so remove it
3495 * from the bond. The client will need to reconfigure everything
3496 * after deleting ports, so then the slave will get re-added. */
3497 bundle_remove(&ofport
->up
);
3504 port_get_stats(const struct ofport
*ofport_
, struct netdev_stats
*stats
)
3506 struct ofport_dpif
*ofport
= ofport_dpif_cast(ofport_
);
3509 error
= netdev_get_stats(ofport
->up
.netdev
, stats
);
3511 if (!error
&& ofport_
->ofp_port
== OFPP_LOCAL
) {
3512 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofport
->up
.ofproto
);
3514 ovs_mutex_lock(&ofproto
->stats_mutex
);
3515 /* ofproto->stats.tx_packets represents packets that we created
3516 * internally and sent to some port (e.g. packets sent with
3517 * ofproto_dpif_send_packet()). Account for them as if they had
3518 * come from OFPP_LOCAL and got forwarded. */
3520 if (stats
->rx_packets
!= UINT64_MAX
) {
3521 stats
->rx_packets
+= ofproto
->stats
.tx_packets
;
3524 if (stats
->rx_bytes
!= UINT64_MAX
) {
3525 stats
->rx_bytes
+= ofproto
->stats
.tx_bytes
;
3528 /* ofproto->stats.rx_packets represents packets that were received on
3529 * some port and we processed internally and dropped (e.g. STP).
3530 * Account for them as if they had been forwarded to OFPP_LOCAL. */
3532 if (stats
->tx_packets
!= UINT64_MAX
) {
3533 stats
->tx_packets
+= ofproto
->stats
.rx_packets
;
3536 if (stats
->tx_bytes
!= UINT64_MAX
) {
3537 stats
->tx_bytes
+= ofproto
->stats
.rx_bytes
;
3539 ovs_mutex_unlock(&ofproto
->stats_mutex
);
3546 port_get_lacp_stats(const struct ofport
*ofport_
, struct lacp_slave_stats
*stats
)
3548 struct ofport_dpif
*ofport
= ofport_dpif_cast(ofport_
);
3549 if (ofport
->bundle
&& ofport
->bundle
->lacp
) {
3550 if (lacp_get_slave_stats(ofport
->bundle
->lacp
, ofport
, stats
)) {
3557 struct port_dump_state
{
3562 struct ofproto_port port
;
3567 port_dump_start(const struct ofproto
*ofproto_ OVS_UNUSED
, void **statep
)
3569 *statep
= xzalloc(sizeof(struct port_dump_state
));
3574 port_dump_next(const struct ofproto
*ofproto_
, void *state_
,
3575 struct ofproto_port
*port
)
3577 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofproto_
);
3578 struct port_dump_state
*state
= state_
;
3579 const struct sset
*sset
;
3580 struct sset_node
*node
;
3582 if (state
->has_port
) {
3583 ofproto_port_destroy(&state
->port
);
3584 state
->has_port
= false;
3586 sset
= state
->ghost
? &ofproto
->ghost_ports
: &ofproto
->ports
;
3587 while ((node
= sset_at_position(sset
, &state
->bucket
, &state
->offset
))) {
3590 error
= port_query_by_name(ofproto_
, node
->name
, &state
->port
);
3592 *port
= state
->port
;
3593 state
->has_port
= true;
3595 } else if (error
!= ENODEV
) {
3600 if (!state
->ghost
) {
3601 state
->ghost
= true;
3604 return port_dump_next(ofproto_
, state_
, port
);
3611 port_dump_done(const struct ofproto
*ofproto_ OVS_UNUSED
, void *state_
)
3613 struct port_dump_state
*state
= state_
;
3615 if (state
->has_port
) {
3616 ofproto_port_destroy(&state
->port
);
3623 port_poll(const struct ofproto
*ofproto_
, char **devnamep
)
3625 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofproto_
);
3627 if (ofproto
->port_poll_errno
) {
3628 int error
= ofproto
->port_poll_errno
;
3629 ofproto
->port_poll_errno
= 0;
3633 if (sset_is_empty(&ofproto
->port_poll_set
)) {
3637 *devnamep
= sset_pop(&ofproto
->port_poll_set
);
3642 port_poll_wait(const struct ofproto
*ofproto_
)
3644 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofproto_
);
3645 dpif_port_poll_wait(ofproto
->backer
->dpif
);
3649 port_is_lacp_current(const struct ofport
*ofport_
)
3651 const struct ofport_dpif
*ofport
= ofport_dpif_cast(ofport_
);
3652 return (ofport
->bundle
&& ofport
->bundle
->lacp
3653 ? lacp_slave_is_current(ofport
->bundle
->lacp
, ofport
)
3657 /* If 'rule' is an OpenFlow rule, that has expired according to OpenFlow rules,
3658 * then delete it entirely. */
3660 rule_expire(struct rule_dpif
*rule
)
3661 OVS_REQUIRES(ofproto_mutex
)
3663 uint16_t hard_timeout
, idle_timeout
;
3664 long long int now
= time_msec();
3667 hard_timeout
= rule
->up
.hard_timeout
;
3668 idle_timeout
= rule
->up
.idle_timeout
;
3670 /* Has 'rule' expired? */
3672 long long int modified
;
3674 ovs_mutex_lock(&rule
->up
.mutex
);
3675 modified
= rule
->up
.modified
;
3676 ovs_mutex_unlock(&rule
->up
.mutex
);
3678 if (now
> modified
+ hard_timeout
* 1000) {
3679 reason
= OFPRR_HARD_TIMEOUT
;
3683 if (reason
< 0 && idle_timeout
) {
3686 ovs_mutex_lock(&rule
->stats_mutex
);
3687 used
= rule
->stats
.used
;
3688 ovs_mutex_unlock(&rule
->stats_mutex
);
3690 if (now
> used
+ idle_timeout
* 1000) {
3691 reason
= OFPRR_IDLE_TIMEOUT
;
3696 COVERAGE_INC(ofproto_dpif_expired
);
3697 ofproto_rule_expire(&rule
->up
, reason
);
3702 ofproto_dpif_execute_actions__(struct ofproto_dpif
*ofproto
,
3703 const struct flow
*flow
,
3704 struct rule_dpif
*rule
,
3705 const struct ofpact
*ofpacts
, size_t ofpacts_len
,
3706 int recurse
, int resubmits
,
3707 struct dp_packet
*packet
)
3709 struct dpif_flow_stats stats
;
3710 struct xlate_out xout
;
3711 struct xlate_in xin
;
3713 struct dpif_execute execute
;
3716 ovs_assert((rule
!= NULL
) != (ofpacts
!= NULL
));
3718 dpif_flow_stats_extract(flow
, packet
, time_msec(), &stats
);
3721 rule_dpif_credit_stats(rule
, &stats
);
3724 uint64_t odp_actions_stub
[1024 / 8];
3725 struct ofpbuf odp_actions
= OFPBUF_STUB_INITIALIZER(odp_actions_stub
);
3726 xlate_in_init(&xin
, ofproto
, flow
, flow
->in_port
.ofp_port
, rule
,
3727 stats
.tcp_flags
, packet
, NULL
, &odp_actions
);
3728 xin
.ofpacts
= ofpacts
;
3729 xin
.ofpacts_len
= ofpacts_len
;
3730 xin
.resubmit_stats
= &stats
;
3731 xin
.recurse
= recurse
;
3732 xin
.resubmits
= resubmits
;
3733 xlate_actions(&xin
, &xout
);
3735 execute
.actions
= odp_actions
.data
;
3736 execute
.actions_len
= odp_actions
.size
;
3738 pkt_metadata_from_flow(&packet
->md
, flow
);
3739 execute
.packet
= packet
;
3740 execute
.needs_help
= (xout
.slow
& SLOW_ACTION
) != 0;
3741 execute
.probe
= false;
3744 /* Fix up in_port. */
3745 in_port
= flow
->in_port
.ofp_port
;
3746 if (in_port
== OFPP_NONE
) {
3747 in_port
= OFPP_LOCAL
;
3749 execute
.packet
->md
.in_port
.odp_port
= ofp_port_to_odp_port(ofproto
, in_port
);
3751 error
= dpif_execute(ofproto
->backer
->dpif
, &execute
);
3753 xlate_out_uninit(&xout
);
3754 ofpbuf_uninit(&odp_actions
);
3759 /* Executes, within 'ofproto', the actions in 'rule' or 'ofpacts' on 'packet'.
3760 * 'flow' must reflect the data in 'packet'. */
3762 ofproto_dpif_execute_actions(struct ofproto_dpif
*ofproto
,
3763 const struct flow
*flow
,
3764 struct rule_dpif
*rule
,
3765 const struct ofpact
*ofpacts
, size_t ofpacts_len
,
3766 struct dp_packet
*packet
)
3768 return ofproto_dpif_execute_actions__(ofproto
, flow
, rule
, ofpacts
,
3769 ofpacts_len
, 0, 0, packet
);
3773 rule_dpif_credit_stats(struct rule_dpif
*rule
,
3774 const struct dpif_flow_stats
*stats
)
3776 ovs_mutex_lock(&rule
->stats_mutex
);
3777 if (OVS_UNLIKELY(rule
->new_rule
)) {
3778 rule_dpif_credit_stats(rule
->new_rule
, stats
);
3780 rule
->stats
.n_packets
+= stats
->n_packets
;
3781 rule
->stats
.n_bytes
+= stats
->n_bytes
;
3782 rule
->stats
.used
= MAX(rule
->stats
.used
, stats
->used
);
3784 ovs_mutex_unlock(&rule
->stats_mutex
);
3788 rule_dpif_get_flow_cookie(const struct rule_dpif
*rule
)
3789 OVS_REQUIRES(rule
->up
.mutex
)
3791 return rule
->up
.flow_cookie
;
3795 rule_dpif_reduce_timeouts(struct rule_dpif
*rule
, uint16_t idle_timeout
,
3796 uint16_t hard_timeout
)
3798 ofproto_rule_reduce_timeouts(&rule
->up
, idle_timeout
, hard_timeout
);
3801 /* Returns 'rule''s actions. The returned actions are RCU-protected, and can
3802 * be read until the calling thread quiesces. */
3803 const struct rule_actions
*
3804 rule_dpif_get_actions(const struct rule_dpif
*rule
)
3806 return rule_get_actions(&rule
->up
);
3809 /* Sets 'rule''s recirculation id. */
3811 rule_dpif_set_recirc_id(struct rule_dpif
*rule
, uint32_t id
)
3812 OVS_REQUIRES(rule
->up
.mutex
)
3814 ovs_assert(!rule
->recirc_id
|| rule
->recirc_id
== id
);
3815 if (rule
->recirc_id
== id
) {
3816 /* Release the new reference to the same id. */
3819 rule
->recirc_id
= id
;
3823 /* Sets 'rule''s recirculation id. */
3825 rule_set_recirc_id(struct rule
*rule_
, uint32_t id
)
3827 struct rule_dpif
*rule
= rule_dpif_cast(rule_
);
3829 ovs_mutex_lock(&rule
->up
.mutex
);
3830 rule_dpif_set_recirc_id(rule
, id
);
3831 ovs_mutex_unlock(&rule
->up
.mutex
);
3835 ofproto_dpif_get_tables_version(struct ofproto_dpif
*ofproto OVS_UNUSED
)
3837 cls_version_t version
;
3839 atomic_read_relaxed(&ofproto
->tables_version
, &version
);
3844 /* The returned rule (if any) is valid at least until the next RCU quiescent
3845 * period. If the rule needs to stay around longer, the caller should take
3848 * 'flow' is non-const to allow for temporary modifications during the lookup.
3849 * Any changes are restored before returning. */
3850 static struct rule_dpif
*
3851 rule_dpif_lookup_in_table(struct ofproto_dpif
*ofproto
, cls_version_t version
,
3852 uint8_t table_id
, struct flow
*flow
,
3853 struct flow_wildcards
*wc
)
3855 struct classifier
*cls
= &ofproto
->up
.tables
[table_id
].cls
;
3856 return rule_dpif_cast(rule_from_cls_rule(classifier_lookup(cls
, version
,
3860 /* Look up 'flow' in 'ofproto''s classifier version 'version', starting from
3861 * table '*table_id'. Returns the rule that was found, which may be one of the
3862 * special rules according to packet miss hadling. If 'may_packet_in' is
3863 * false, returning of the miss_rule (which issues packet ins for the
3864 * controller) is avoided. Updates 'wc', if nonnull, to reflect the fields
3865 * that were used during the lookup.
3867 * If 'honor_table_miss' is true, the first lookup occurs in '*table_id', but
3868 * if none is found then the table miss configuration for that table is
3869 * honored, which can result in additional lookups in other OpenFlow tables.
3870 * In this case the function updates '*table_id' to reflect the final OpenFlow
3871 * table that was searched.
3873 * If 'honor_table_miss' is false, then only one table lookup occurs, in
3876 * The rule is returned in '*rule', which is valid at least until the next
3877 * RCU quiescent period. If the '*rule' needs to stay around longer, the
3878 * caller must take a reference.
3880 * 'in_port' allows the lookup to take place as if the in port had the value
3881 * 'in_port'. This is needed for resubmit action support.
3883 * 'flow' is non-const to allow for temporary modifications during the lookup.
3884 * Any changes are restored before returning. */
3886 rule_dpif_lookup_from_table(struct ofproto_dpif
*ofproto
,
3887 cls_version_t version
, struct flow
*flow
,
3888 struct flow_wildcards
*wc
,
3889 const struct dpif_flow_stats
*stats
,
3890 uint8_t *table_id
, ofp_port_t in_port
,
3891 bool may_packet_in
, bool honor_table_miss
)
3893 ovs_be16 old_tp_src
= flow
->tp_src
, old_tp_dst
= flow
->tp_dst
;
3894 ofp_port_t old_in_port
= flow
->in_port
.ofp_port
;
3895 enum ofputil_table_miss miss_config
;
3896 struct rule_dpif
*rule
;
3899 /* We always unwildcard nw_frag (for IP), so they
3900 * need not be unwildcarded here. */
3901 if (flow
->nw_frag
& FLOW_NW_FRAG_ANY
3902 && ofproto
->up
.frag_handling
!= OFPC_FRAG_NX_MATCH
) {
3903 if (ofproto
->up
.frag_handling
== OFPC_FRAG_NORMAL
) {
3904 /* We must pretend that transport ports are unavailable. */
3905 flow
->tp_src
= htons(0);
3906 flow
->tp_dst
= htons(0);
3908 /* Must be OFPC_FRAG_DROP (we don't have OFPC_FRAG_REASM).
3909 * Use the drop_frags_rule (which cannot disappear). */
3910 rule
= ofproto
->drop_frags_rule
;
3912 struct oftable
*tbl
= &ofproto
->up
.tables
[*table_id
];
3915 atomic_add_relaxed(&tbl
->n_matched
, stats
->n_packets
, &orig
);
3921 /* Look up a flow with 'in_port' as the input port. Then restore the
3922 * original input port (otherwise OFPP_NORMAL and OFPP_IN_PORT will
3923 * have surprising behavior). */
3924 flow
->in_port
.ofp_port
= in_port
;
3926 /* Our current implementation depends on n_tables == N_TABLES, and
3927 * TBL_INTERNAL being the last table. */
3928 BUILD_ASSERT_DECL(N_TABLES
== TBL_INTERNAL
+ 1);
3930 miss_config
= OFPUTIL_TABLE_MISS_CONTINUE
;
3932 for (next_id
= *table_id
;
3933 next_id
< ofproto
->up
.n_tables
;
3934 next_id
++, next_id
+= (next_id
== TBL_INTERNAL
))
3936 *table_id
= next_id
;
3937 rule
= rule_dpif_lookup_in_table(ofproto
, version
, next_id
, flow
, wc
);
3939 struct oftable
*tbl
= &ofproto
->up
.tables
[next_id
];
3942 atomic_add_relaxed(rule
? &tbl
->n_matched
: &tbl
->n_missed
,
3943 stats
->n_packets
, &orig
);
3946 goto out
; /* Match. */
3948 if (honor_table_miss
) {
3949 miss_config
= ofproto_table_get_miss_config(&ofproto
->up
,
3951 if (miss_config
== OFPUTIL_TABLE_MISS_CONTINUE
) {
3958 rule
= ofproto
->no_packet_in_rule
;
3959 if (may_packet_in
) {
3960 if (miss_config
== OFPUTIL_TABLE_MISS_CONTINUE
3961 || miss_config
== OFPUTIL_TABLE_MISS_CONTROLLER
) {
3962 struct ofport_dpif
*port
;
3964 port
= ofp_port_to_ofport(ofproto
, old_in_port
);
3966 VLOG_WARN_RL(&rl
, "packet-in on unknown OpenFlow port %"PRIu16
,
3968 } else if (!(port
->up
.pp
.config
& OFPUTIL_PC_NO_PACKET_IN
)) {
3969 rule
= ofproto
->miss_rule
;
3971 } else if (miss_config
== OFPUTIL_TABLE_MISS_DEFAULT
&&
3972 connmgr_wants_packet_in_on_miss(ofproto
->up
.connmgr
)) {
3973 rule
= ofproto
->miss_rule
;
3977 /* Restore port numbers, as they may have been modified above. */
3978 flow
->tp_src
= old_tp_src
;
3979 flow
->tp_dst
= old_tp_dst
;
3980 /* Restore the old in port. */
3981 flow
->in_port
.ofp_port
= old_in_port
;
3987 complete_operation(struct rule_dpif
*rule
)
3988 OVS_REQUIRES(ofproto_mutex
)
3990 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(rule
->up
.ofproto
);
3992 ofproto
->backer
->need_revalidate
= REV_FLOW_TABLE
;
3995 static struct rule_dpif
*rule_dpif_cast(const struct rule
*rule
)
3997 return rule
? CONTAINER_OF(rule
, struct rule_dpif
, up
) : NULL
;
4000 static struct rule
*
4003 struct rule_dpif
*rule
= xzalloc(sizeof *rule
);
4008 rule_dealloc(struct rule
*rule_
)
4010 struct rule_dpif
*rule
= rule_dpif_cast(rule_
);
4015 rule_check(struct rule
*rule
)
4017 uint16_t ct_state
, ct_zone
;
4018 const ovs_u128
*labelp
;
4019 ovs_u128 ct_label
= { { 0, 0 } };
4022 ct_state
= MINIFLOW_GET_U16(rule
->cr
.match
.flow
, ct_state
);
4023 ct_zone
= MINIFLOW_GET_U16(rule
->cr
.match
.flow
, ct_zone
);
4024 ct_mark
= MINIFLOW_GET_U32(rule
->cr
.match
.flow
, ct_mark
);
4025 labelp
= MINIFLOW_GET_U128_PTR(rule
->cr
.match
.flow
, ct_label
);
4030 if (ct_state
|| ct_zone
|| ct_mark
4031 || !ovs_u128_is_zero(&ct_label
)) {
4032 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(rule
->ofproto
);
4033 const struct odp_support
*support
= &ofproto_dpif_get_support(ofproto
)->odp
;
4035 if ((ct_state
&& !support
->ct_state
)
4036 || (ct_zone
&& !support
->ct_zone
)
4037 || (ct_mark
&& !support
->ct_mark
)
4038 || (!ovs_u128_is_zero(&ct_label
) && !support
->ct_label
)) {
4039 return OFPERR_OFPBMC_BAD_FIELD
;
4041 if (ct_state
& CS_UNSUPPORTED_MASK
) {
4042 return OFPERR_OFPBMC_BAD_MASK
;
4049 rule_construct(struct rule
*rule_
)
4050 OVS_NO_THREAD_SAFETY_ANALYSIS
4052 struct rule_dpif
*rule
= rule_dpif_cast(rule_
);
4055 error
= rule_check(rule_
);
4060 ovs_mutex_init_adaptive(&rule
->stats_mutex
);
4061 rule
->stats
.n_packets
= 0;
4062 rule
->stats
.n_bytes
= 0;
4063 rule
->stats
.used
= rule
->up
.modified
;
4064 rule
->recirc_id
= 0;
4065 rule
->new_rule
= NULL
;
4071 rule_insert(struct rule
*rule_
, struct rule
*old_rule_
, bool forward_stats
)
4072 OVS_REQUIRES(ofproto_mutex
)
4074 struct rule_dpif
*rule
= rule_dpif_cast(rule_
);
4076 if (old_rule_
&& forward_stats
) {
4077 struct rule_dpif
*old_rule
= rule_dpif_cast(old_rule_
);
4079 ovs_assert(!old_rule
->new_rule
);
4081 /* Take a reference to the new rule, and refer all stats updates from
4082 * the old rule to the new rule. */
4083 rule_dpif_ref(rule
);
4085 ovs_mutex_lock(&old_rule
->stats_mutex
);
4086 ovs_mutex_lock(&rule
->stats_mutex
);
4087 old_rule
->new_rule
= rule
; /* Forward future stats. */
4088 rule
->stats
= old_rule
->stats
; /* Transfer stats to the new rule. */
4089 ovs_mutex_unlock(&rule
->stats_mutex
);
4090 ovs_mutex_unlock(&old_rule
->stats_mutex
);
4093 complete_operation(rule
);
4097 rule_delete(struct rule
*rule_
)
4098 OVS_REQUIRES(ofproto_mutex
)
4100 struct rule_dpif
*rule
= rule_dpif_cast(rule_
);
4101 complete_operation(rule
);
4105 rule_destruct(struct rule
*rule_
)
4106 OVS_NO_THREAD_SAFETY_ANALYSIS
4108 struct rule_dpif
*rule
= rule_dpif_cast(rule_
);
4110 ovs_mutex_destroy(&rule
->stats_mutex
);
4111 /* Release reference to the new rule, if any. */
4112 if (rule
->new_rule
) {
4113 rule_dpif_unref(rule
->new_rule
);
4115 if (rule
->recirc_id
) {
4116 recirc_free_id(rule
->recirc_id
);
4121 rule_get_stats(struct rule
*rule_
, uint64_t *packets
, uint64_t *bytes
,
4122 long long int *used
)
4124 struct rule_dpif
*rule
= rule_dpif_cast(rule_
);
4126 ovs_mutex_lock(&rule
->stats_mutex
);
4127 if (OVS_UNLIKELY(rule
->new_rule
)) {
4128 rule_get_stats(&rule
->new_rule
->up
, packets
, bytes
, used
);
4130 *packets
= rule
->stats
.n_packets
;
4131 *bytes
= rule
->stats
.n_bytes
;
4132 *used
= rule
->stats
.used
;
4134 ovs_mutex_unlock(&rule
->stats_mutex
);
4138 rule_dpif_execute(struct rule_dpif
*rule
, const struct flow
*flow
,
4139 struct dp_packet
*packet
)
4141 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(rule
->up
.ofproto
);
4143 ofproto_dpif_execute_actions(ofproto
, flow
, rule
, NULL
, 0, packet
);
4147 rule_execute(struct rule
*rule
, const struct flow
*flow
,
4148 struct dp_packet
*packet
)
4150 rule_dpif_execute(rule_dpif_cast(rule
), flow
, packet
);
4151 dp_packet_delete(packet
);
4155 static struct group_dpif
*group_dpif_cast(const struct ofgroup
*group
)
4157 return group
? CONTAINER_OF(group
, struct group_dpif
, up
) : NULL
;
4160 static struct ofgroup
*
4163 struct group_dpif
*group
= xzalloc(sizeof *group
);
4168 group_dealloc(struct ofgroup
*group_
)
4170 struct group_dpif
*group
= group_dpif_cast(group_
);
4175 group_construct_stats(struct group_dpif
*group
)
4176 OVS_REQUIRES(group
->stats_mutex
)
4178 struct ofputil_bucket
*bucket
;
4179 const struct ovs_list
*buckets
;
4181 group
->packet_count
= 0;
4182 group
->byte_count
= 0;
4184 group_dpif_get_buckets(group
, &buckets
);
4185 LIST_FOR_EACH (bucket
, list_node
, buckets
) {
4186 bucket
->stats
.packet_count
= 0;
4187 bucket
->stats
.byte_count
= 0;
4192 group_dpif_credit_stats(struct group_dpif
*group
,
4193 struct ofputil_bucket
*bucket
,
4194 const struct dpif_flow_stats
*stats
)
4196 ovs_mutex_lock(&group
->stats_mutex
);
4197 group
->packet_count
+= stats
->n_packets
;
4198 group
->byte_count
+= stats
->n_bytes
;
4200 bucket
->stats
.packet_count
+= stats
->n_packets
;
4201 bucket
->stats
.byte_count
+= stats
->n_bytes
;
4202 } else { /* Credit to all buckets */
4203 const struct ovs_list
*buckets
;
4205 group_dpif_get_buckets(group
, &buckets
);
4206 LIST_FOR_EACH (bucket
, list_node
, buckets
) {
4207 bucket
->stats
.packet_count
+= stats
->n_packets
;
4208 bucket
->stats
.byte_count
+= stats
->n_bytes
;
4211 ovs_mutex_unlock(&group
->stats_mutex
);
4215 group_construct(struct ofgroup
*group_
)
4217 struct group_dpif
*group
= group_dpif_cast(group_
);
4219 ovs_mutex_init_adaptive(&group
->stats_mutex
);
4220 ovs_mutex_lock(&group
->stats_mutex
);
4221 group_construct_stats(group
);
4222 ovs_mutex_unlock(&group
->stats_mutex
);
4227 group_destruct(struct ofgroup
*group_
)
4229 struct group_dpif
*group
= group_dpif_cast(group_
);
4230 ovs_mutex_destroy(&group
->stats_mutex
);
4234 group_modify(struct ofgroup
*group_
)
4236 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(group_
->ofproto
);
4238 ofproto
->backer
->need_revalidate
= REV_FLOW_TABLE
;
4244 group_get_stats(const struct ofgroup
*group_
, struct ofputil_group_stats
*ogs
)
4246 struct group_dpif
*group
= group_dpif_cast(group_
);
4247 struct ofputil_bucket
*bucket
;
4248 const struct ovs_list
*buckets
;
4249 struct bucket_counter
*bucket_stats
;
4251 ovs_mutex_lock(&group
->stats_mutex
);
4252 ogs
->packet_count
= group
->packet_count
;
4253 ogs
->byte_count
= group
->byte_count
;
4255 group_dpif_get_buckets(group
, &buckets
);
4256 bucket_stats
= ogs
->bucket_stats
;
4257 LIST_FOR_EACH (bucket
, list_node
, buckets
) {
4258 bucket_stats
->packet_count
= bucket
->stats
.packet_count
;
4259 bucket_stats
->byte_count
= bucket
->stats
.byte_count
;
4262 ovs_mutex_unlock(&group
->stats_mutex
);
4267 /* If the group exists, this function increments the groups's reference count.
4269 * Make sure to call group_dpif_unref() after no longer needing to maintain
4270 * a reference to the group. */
4272 group_dpif_lookup(struct ofproto_dpif
*ofproto
, uint32_t group_id
,
4273 struct group_dpif
**group
)
4275 struct ofgroup
*ofgroup
;
4278 found
= ofproto_group_lookup(&ofproto
->up
, group_id
, &ofgroup
);
4279 *group
= found
? group_dpif_cast(ofgroup
) : NULL
;
4285 group_dpif_get_buckets(const struct group_dpif
*group
,
4286 const struct ovs_list
**buckets
)
4288 *buckets
= &group
->up
.buckets
;
4291 enum ofp11_group_type
4292 group_dpif_get_type(const struct group_dpif
*group
)
4294 return group
->up
.type
;
4298 group_dpif_get_selection_method(const struct group_dpif
*group
)
4300 return group
->up
.props
.selection_method
;
4303 /* Sends 'packet' out 'ofport'.
4304 * May modify 'packet'.
4305 * Returns 0 if successful, otherwise a positive errno value. */
4307 ofproto_dpif_send_packet(const struct ofport_dpif
*ofport
, struct dp_packet
*packet
)
4309 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofport
->up
.ofproto
);
4312 error
= xlate_send_packet(ofport
, packet
);
4314 ovs_mutex_lock(&ofproto
->stats_mutex
);
4315 ofproto
->stats
.tx_packets
++;
4316 ofproto
->stats
.tx_bytes
+= dp_packet_size(packet
);
4317 ovs_mutex_unlock(&ofproto
->stats_mutex
);
4322 group_dpif_get_selection_method_param(const struct group_dpif
*group
)
4324 return group
->up
.props
.selection_method_param
;
4327 const struct field_array
*
4328 group_dpif_get_fields(const struct group_dpif
*group
)
4330 return &group
->up
.props
.fields
;
4333 /* Return the version string of the datapath that backs up
4337 get_datapath_version(const struct ofproto
*ofproto_
)
4339 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofproto_
);
4341 return ofproto
->backer
->dp_version_string
;
4345 set_frag_handling(struct ofproto
*ofproto_
,
4346 enum ofp_config_flags frag_handling
)
4348 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofproto_
);
4349 if (frag_handling
!= OFPC_FRAG_REASM
) {
4350 ofproto
->backer
->need_revalidate
= REV_RECONFIGURE
;
4358 packet_out(struct ofproto
*ofproto_
, struct dp_packet
*packet
,
4359 const struct flow
*flow
,
4360 const struct ofpact
*ofpacts
, size_t ofpacts_len
)
4362 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofproto_
);
4364 ofproto_dpif_execute_actions(ofproto
, flow
, NULL
, ofpacts
,
4365 ofpacts_len
, packet
);
4372 set_netflow(struct ofproto
*ofproto_
,
4373 const struct netflow_options
*netflow_options
)
4375 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofproto_
);
4377 if (netflow_options
) {
4378 if (!ofproto
->netflow
) {
4379 ofproto
->netflow
= netflow_create();
4380 ofproto
->backer
->need_revalidate
= REV_RECONFIGURE
;
4382 return netflow_set_options(ofproto
->netflow
, netflow_options
);
4383 } else if (ofproto
->netflow
) {
4384 ofproto
->backer
->need_revalidate
= REV_RECONFIGURE
;
4385 netflow_unref(ofproto
->netflow
);
4386 ofproto
->netflow
= NULL
;
4393 get_netflow_ids(const struct ofproto
*ofproto_
,
4394 uint8_t *engine_type
, uint8_t *engine_id
)
4396 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofproto_
);
4398 dpif_get_netflow_ids(ofproto
->backer
->dpif
, engine_type
, engine_id
);
4401 static struct ofproto_dpif
*
4402 ofproto_dpif_lookup(const char *name
)
4404 struct ofproto_dpif
*ofproto
;
4406 HMAP_FOR_EACH_WITH_HASH (ofproto
, all_ofproto_dpifs_node
,
4407 hash_string(name
, 0), &all_ofproto_dpifs
) {
4408 if (!strcmp(ofproto
->up
.name
, name
)) {
4416 ofproto_unixctl_fdb_flush(struct unixctl_conn
*conn
, int argc
,
4417 const char *argv
[], void *aux OVS_UNUSED
)
4419 struct ofproto_dpif
*ofproto
;
4422 ofproto
= ofproto_dpif_lookup(argv
[1]);
4424 unixctl_command_reply_error(conn
, "no such bridge");
4427 ovs_rwlock_wrlock(&ofproto
->ml
->rwlock
);
4428 mac_learning_flush(ofproto
->ml
);
4429 ovs_rwlock_unlock(&ofproto
->ml
->rwlock
);
4431 HMAP_FOR_EACH (ofproto
, all_ofproto_dpifs_node
, &all_ofproto_dpifs
) {
4432 ovs_rwlock_wrlock(&ofproto
->ml
->rwlock
);
4433 mac_learning_flush(ofproto
->ml
);
4434 ovs_rwlock_unlock(&ofproto
->ml
->rwlock
);
4438 unixctl_command_reply(conn
, "table successfully flushed");
4442 ofproto_unixctl_mcast_snooping_flush(struct unixctl_conn
*conn
, int argc
,
4443 const char *argv
[], void *aux OVS_UNUSED
)
4445 struct ofproto_dpif
*ofproto
;
4448 ofproto
= ofproto_dpif_lookup(argv
[1]);
4450 unixctl_command_reply_error(conn
, "no such bridge");
4454 if (!mcast_snooping_enabled(ofproto
->ms
)) {
4455 unixctl_command_reply_error(conn
, "multicast snooping is disabled");
4458 mcast_snooping_mdb_flush(ofproto
->ms
);
4460 HMAP_FOR_EACH (ofproto
, all_ofproto_dpifs_node
, &all_ofproto_dpifs
) {
4461 if (!mcast_snooping_enabled(ofproto
->ms
)) {
4464 mcast_snooping_mdb_flush(ofproto
->ms
);
4468 unixctl_command_reply(conn
, "table successfully flushed");
4471 static struct ofport_dpif
*
4472 ofbundle_get_a_port(const struct ofbundle
*bundle
)
4474 return CONTAINER_OF(list_front(&bundle
->ports
), struct ofport_dpif
,
4479 ofproto_unixctl_fdb_show(struct unixctl_conn
*conn
, int argc OVS_UNUSED
,
4480 const char *argv
[], void *aux OVS_UNUSED
)
4482 struct ds ds
= DS_EMPTY_INITIALIZER
;
4483 const struct ofproto_dpif
*ofproto
;
4484 const struct mac_entry
*e
;
4486 ofproto
= ofproto_dpif_lookup(argv
[1]);
4488 unixctl_command_reply_error(conn
, "no such bridge");
4492 ds_put_cstr(&ds
, " port VLAN MAC Age\n");
4493 ovs_rwlock_rdlock(&ofproto
->ml
->rwlock
);
4494 LIST_FOR_EACH (e
, lru_node
, &ofproto
->ml
->lrus
) {
4495 struct ofbundle
*bundle
= mac_entry_get_port(ofproto
->ml
, e
);
4496 char name
[OFP_MAX_PORT_NAME_LEN
];
4498 ofputil_port_to_string(ofbundle_get_a_port(bundle
)->up
.ofp_port
,
4500 ds_put_format(&ds
, "%5s %4d "ETH_ADDR_FMT
" %3d\n",
4501 name
, e
->vlan
, ETH_ADDR_ARGS(e
->mac
),
4502 mac_entry_age(ofproto
->ml
, e
));
4504 ovs_rwlock_unlock(&ofproto
->ml
->rwlock
);
4505 unixctl_command_reply(conn
, ds_cstr(&ds
));
4510 ofproto_unixctl_mcast_snooping_show(struct unixctl_conn
*conn
,
4511 int argc OVS_UNUSED
,
4513 void *aux OVS_UNUSED
)
4515 struct ds ds
= DS_EMPTY_INITIALIZER
;
4516 const struct ofproto_dpif
*ofproto
;
4517 const struct ofbundle
*bundle
;
4518 const struct mcast_group
*grp
;
4519 struct mcast_group_bundle
*b
;
4520 struct mcast_mrouter_bundle
*mrouter
;
4522 ofproto
= ofproto_dpif_lookup(argv
[1]);
4524 unixctl_command_reply_error(conn
, "no such bridge");
4528 if (!mcast_snooping_enabled(ofproto
->ms
)) {
4529 unixctl_command_reply_error(conn
, "multicast snooping is disabled");
4533 ds_put_cstr(&ds
, " port VLAN GROUP Age\n");
4534 ovs_rwlock_rdlock(&ofproto
->ms
->rwlock
);
4535 LIST_FOR_EACH (grp
, group_node
, &ofproto
->ms
->group_lru
) {
4536 LIST_FOR_EACH(b
, bundle_node
, &grp
->bundle_lru
) {
4537 char name
[OFP_MAX_PORT_NAME_LEN
];
4540 ofputil_port_to_string(ofbundle_get_a_port(bundle
)->up
.ofp_port
,
4542 ds_put_format(&ds
, "%5s %4d ", name
, grp
->vlan
);
4543 ipv6_format_mapped(&grp
->addr
, &ds
);
4544 ds_put_format(&ds
, " %3d\n",
4545 mcast_bundle_age(ofproto
->ms
, b
));
4549 /* ports connected to multicast routers */
4550 LIST_FOR_EACH(mrouter
, mrouter_node
, &ofproto
->ms
->mrouter_lru
) {
4551 char name
[OFP_MAX_PORT_NAME_LEN
];
4553 bundle
= mrouter
->port
;
4554 ofputil_port_to_string(ofbundle_get_a_port(bundle
)->up
.ofp_port
,
4556 ds_put_format(&ds
, "%5s %4d querier %3d\n",
4557 name
, mrouter
->vlan
,
4558 mcast_mrouter_age(ofproto
->ms
, mrouter
));
4560 ovs_rwlock_unlock(&ofproto
->ms
->rwlock
);
4561 unixctl_command_reply(conn
, ds_cstr(&ds
));
4566 struct xlate_out xout
;
4567 struct xlate_in xin
;
4568 const struct flow
*key
;
4571 struct flow_wildcards wc
;
4572 struct ofpbuf odp_actions
;
4576 trace_format_rule(struct ds
*result
, int level
, const struct rule_dpif
*rule
)
4578 const struct rule_actions
*actions
;
4581 ds_put_char_multiple(result
, '\t', level
);
4583 ds_put_cstr(result
, "No match\n");
4587 ovs_mutex_lock(&rule
->up
.mutex
);
4588 cookie
= rule
->up
.flow_cookie
;
4589 ovs_mutex_unlock(&rule
->up
.mutex
);
4591 ds_put_format(result
, "Rule: table=%"PRIu8
" cookie=%#"PRIx64
" ",
4592 rule
? rule
->up
.table_id
: 0, ntohll(cookie
));
4593 cls_rule_format(&rule
->up
.cr
, result
);
4594 ds_put_char(result
, '\n');
4596 actions
= rule_dpif_get_actions(rule
);
4598 ds_put_char_multiple(result
, '\t', level
);
4599 ds_put_cstr(result
, "OpenFlow actions=");
4600 ofpacts_format(actions
->ofpacts
, actions
->ofpacts_len
, result
);
4601 ds_put_char(result
, '\n');
4605 trace_format_flow(struct ds
*result
, int level
, const char *title
,
4606 struct trace_ctx
*trace
)
4608 ds_put_char_multiple(result
, '\t', level
);
4609 ds_put_format(result
, "%s: ", title
);
4610 /* Do not report unchanged flows for resubmits. */
4611 if ((level
> 0 && flow_equal(&trace
->xin
.flow
, &trace
->flow
))
4612 || (level
== 0 && flow_equal(&trace
->xin
.flow
, trace
->key
))) {
4613 ds_put_cstr(result
, "unchanged");
4615 flow_format(result
, &trace
->xin
.flow
);
4616 trace
->flow
= trace
->xin
.flow
;
4618 ds_put_char(result
, '\n');
4622 trace_format_regs(struct ds
*result
, int level
, const char *title
,
4623 struct trace_ctx
*trace
)
4627 ds_put_char_multiple(result
, '\t', level
);
4628 ds_put_format(result
, "%s:", title
);
4629 for (i
= 0; i
< FLOW_N_REGS
; i
++) {
4630 ds_put_format(result
, " reg%"PRIuSIZE
"=0x%"PRIx32
, i
, trace
->flow
.regs
[i
]);
4632 ds_put_char(result
, '\n');
4636 trace_format_odp(struct ds
*result
, int level
, const char *title
,
4637 struct trace_ctx
*trace
)
4639 struct ofpbuf
*odp_actions
= &trace
->odp_actions
;
4641 ds_put_char_multiple(result
, '\t', level
);
4642 ds_put_format(result
, "%s: ", title
);
4643 format_odp_actions(result
, odp_actions
->data
, odp_actions
->size
);
4644 ds_put_char(result
, '\n');
4648 trace_format_megaflow(struct ds
*result
, int level
, const char *title
,
4649 struct trace_ctx
*trace
)
4653 ds_put_char_multiple(result
, '\t', level
);
4654 ds_put_format(result
, "%s: ", title
);
4655 match_init(&match
, trace
->key
, &trace
->wc
);
4656 match_format(&match
, result
, OFP_DEFAULT_PRIORITY
);
4657 ds_put_char(result
, '\n');
4660 static void trace_report(struct xlate_in
*, int recurse
,
4661 const char *format
, ...)
4662 OVS_PRINTF_FORMAT(3, 4);
4663 static void trace_report_valist(struct xlate_in
*, int recurse
,
4664 const char *format
, va_list args
)
4665 OVS_PRINTF_FORMAT(3, 0);
4668 trace_resubmit(struct xlate_in
*xin
, struct rule_dpif
*rule
, int recurse
)
4670 struct trace_ctx
*trace
= CONTAINER_OF(xin
, struct trace_ctx
, xin
);
4671 struct ds
*result
= trace
->result
;
4674 if (rule
== xin
->ofproto
->miss_rule
) {
4675 trace_report(xin
, recurse
,
4676 "No match, flow generates \"packet in\"s.");
4677 } else if (rule
== xin
->ofproto
->no_packet_in_rule
) {
4678 trace_report(xin
, recurse
, "No match, packets dropped because "
4679 "OFPPC_NO_PACKET_IN is set on in_port.");
4680 } else if (rule
== xin
->ofproto
->drop_frags_rule
) {
4681 trace_report(xin
, recurse
, "Packets dropped because they are IP "
4682 "fragments and the fragment handling mode is "
4687 ds_put_char(result
, '\n');
4689 trace_format_flow(result
, recurse
, "Resubmitted flow", trace
);
4690 trace_format_regs(result
, recurse
, "Resubmitted regs", trace
);
4691 trace_format_odp(result
, recurse
, "Resubmitted odp", trace
);
4692 trace_format_megaflow(result
, recurse
, "Resubmitted megaflow", trace
);
4694 trace_format_rule(result
, recurse
, rule
);
4698 trace_report_valist(struct xlate_in
*xin
, int recurse
,
4699 const char *format
, va_list args
)
4701 struct trace_ctx
*trace
= CONTAINER_OF(xin
, struct trace_ctx
, xin
);
4702 struct ds
*result
= trace
->result
;
4704 ds_put_char_multiple(result
, '\t', recurse
);
4705 ds_put_format_valist(result
, format
, args
);
4706 ds_put_char(result
, '\n');
4710 trace_report(struct xlate_in
*xin
, int recurse
, const char *format
, ...)
4714 va_start(args
, format
);
4715 trace_report_valist(xin
, recurse
, format
, args
);
4719 /* Parses the 'argc' elements of 'argv', ignoring argv[0]. The following
4720 * forms are supported:
4722 * - [dpname] odp_flow [-generate | packet]
4723 * - bridge br_flow [-generate | packet]
4725 * On success, initializes '*ofprotop' and 'flow' and returns NULL. On failure
4726 * returns a nonnull malloced error message. */
4727 static char * OVS_WARN_UNUSED_RESULT
4728 parse_flow_and_packet(int argc
, const char *argv
[],
4729 struct ofproto_dpif
**ofprotop
, struct flow
*flow
,
4730 struct dp_packet
**packetp
)
4732 const struct dpif_backer
*backer
= NULL
;
4733 const char *error
= NULL
;
4735 struct simap port_names
= SIMAP_INITIALIZER(&port_names
);
4736 struct dp_packet
*packet
;
4737 struct ofpbuf odp_key
;
4738 struct ofpbuf odp_mask
;
4740 ofpbuf_init(&odp_key
, 0);
4741 ofpbuf_init(&odp_mask
, 0);
4743 /* Handle "-generate" or a hex string as the last argument. */
4744 if (!strcmp(argv
[argc
- 1], "-generate")) {
4745 packet
= dp_packet_new(0);
4748 error
= eth_from_hex(argv
[argc
- 1], &packet
);
4751 } else if (argc
== 4) {
4752 /* The 3-argument form must end in "-generate' or a hex string. */
4758 /* odp_flow can have its in_port specified as a name instead of port no.
4759 * We do not yet know whether a given flow is a odp_flow or a br_flow.
4760 * But, to know whether a flow is odp_flow through odp_flow_from_string(),
4761 * we need to create a simap of name to port no. */
4763 const char *dp_type
;
4764 if (!strncmp(argv
[1], "ovs-", 4)) {
4765 dp_type
= argv
[1] + 4;
4769 backer
= shash_find_data(&all_dpif_backers
, dp_type
);
4770 } else if (argc
== 2) {
4771 struct shash_node
*node
;
4772 if (shash_count(&all_dpif_backers
) == 1) {
4773 node
= shash_first(&all_dpif_backers
);
4774 backer
= node
->data
;
4777 error
= "Syntax error";
4780 if (backer
&& backer
->dpif
) {
4781 struct dpif_port dpif_port
;
4782 struct dpif_port_dump port_dump
;
4783 DPIF_PORT_FOR_EACH (&dpif_port
, &port_dump
, backer
->dpif
) {
4784 simap_put(&port_names
, dpif_port
.name
,
4785 odp_to_u32(dpif_port
.port_no
));
4789 /* Parse the flow and determine whether a datapath or
4790 * bridge is specified. If function odp_flow_key_from_string()
4791 * returns 0, the flow is a odp_flow. If function
4792 * parse_ofp_exact_flow() returns NULL, the flow is a br_flow. */
4793 if (!odp_flow_from_string(argv
[argc
- 1], &port_names
,
4794 &odp_key
, &odp_mask
)) {
4796 error
= "Cannot find the datapath";
4800 if (odp_flow_key_to_flow(odp_key
.data
, odp_key
.size
, flow
) == ODP_FIT_ERROR
) {
4801 error
= "Failed to parse datapath flow key";
4805 *ofprotop
= xlate_lookup_ofproto(backer
, flow
,
4806 &flow
->in_port
.ofp_port
);
4807 if (*ofprotop
== NULL
) {
4808 error
= "Invalid datapath flow";
4812 vsp_adjust_flow(*ofprotop
, flow
, NULL
);
4815 char *err
= parse_ofp_exact_flow(flow
, NULL
, argv
[argc
- 1], NULL
);
4818 m_err
= xasprintf("Bad openflow flow syntax: %s", err
);
4823 error
= "Must specify bridge name";
4827 *ofprotop
= ofproto_dpif_lookup(argv
[1]);
4829 error
= "Unknown bridge name";
4835 /* Generate a packet, if requested. */
4837 if (!dp_packet_size(packet
)) {
4838 flow_compose(packet
, flow
);
4840 /* Use the metadata from the flow and the packet argument
4841 * to reconstruct the flow. */
4842 pkt_metadata_from_flow(&packet
->md
, flow
);
4843 flow_extract(packet
, flow
);
4848 if (error
&& !m_err
) {
4849 m_err
= xstrdup(error
);
4852 dp_packet_delete(packet
);
4856 ofpbuf_uninit(&odp_key
);
4857 ofpbuf_uninit(&odp_mask
);
4858 simap_destroy(&port_names
);
4863 ofproto_unixctl_trace(struct unixctl_conn
*conn
, int argc
, const char *argv
[],
4864 void *aux OVS_UNUSED
)
4866 struct ofproto_dpif
*ofproto
;
4867 struct dp_packet
*packet
;
4871 error
= parse_flow_and_packet(argc
, argv
, &ofproto
, &flow
, &packet
);
4876 ofproto_trace(ofproto
, &flow
, packet
, NULL
, 0, &result
);
4877 unixctl_command_reply(conn
, ds_cstr(&result
));
4878 ds_destroy(&result
);
4879 dp_packet_delete(packet
);
4881 unixctl_command_reply_error(conn
, error
);
4887 ofproto_unixctl_trace_actions(struct unixctl_conn
*conn
, int argc
,
4888 const char *argv
[], void *aux OVS_UNUSED
)
4890 enum ofputil_protocol usable_protocols
;
4891 struct ofproto_dpif
*ofproto
;
4892 bool enforce_consistency
;
4893 struct ofpbuf ofpacts
;
4894 struct dp_packet
*packet
;
4899 /* Three kinds of error return values! */
4905 ofpbuf_init(&ofpacts
, 0);
4907 /* Parse actions. */
4908 error
= ofpacts_parse_actions(argv
[--argc
], &ofpacts
, &usable_protocols
);
4910 unixctl_command_reply_error(conn
, error
);
4915 /* OpenFlow 1.1 and later suggest that the switch enforces certain forms of
4916 * consistency between the flow and the actions. With -consistent, we
4917 * enforce consistency even for a flow supported in OpenFlow 1.0. */
4918 if (!strcmp(argv
[1], "-consistent")) {
4919 enforce_consistency
= true;
4923 enforce_consistency
= false;
4926 error
= parse_flow_and_packet(argc
, argv
, &ofproto
, &flow
, &packet
);
4928 unixctl_command_reply_error(conn
, error
);
4933 /* Do the same checks as handle_packet_out() in ofproto.c.
4935 * We pass a 'table_id' of 0 to ofpacts_check(), which isn't
4936 * strictly correct because these actions aren't in any table, but it's OK
4937 * because it 'table_id' is used only to check goto_table instructions, but
4938 * packet-outs take a list of actions and therefore it can't include
4941 * We skip the "meter" check here because meter is an instruction, not an
4942 * action, and thus cannot appear in ofpacts. */
4943 in_port
= ofp_to_u16(flow
.in_port
.ofp_port
);
4944 if (in_port
>= ofproto
->up
.max_ports
&& in_port
< ofp_to_u16(OFPP_MAX
)) {
4945 unixctl_command_reply_error(conn
, "invalid in_port");
4948 if (enforce_consistency
) {
4949 retval
= ofpacts_check_consistency(ofpacts
.data
, ofpacts
.size
, &flow
,
4950 u16_to_ofp(ofproto
->up
.max_ports
),
4951 0, ofproto
->up
.n_tables
,
4954 retval
= ofpacts_check(ofpacts
.data
, ofpacts
.size
, &flow
,
4955 u16_to_ofp(ofproto
->up
.max_ports
), 0,
4956 ofproto
->up
.n_tables
, &usable_protocols
);
4959 retval
= ofproto_check_ofpacts(&ofproto
->up
, ofpacts
.data
,
4965 ds_put_format(&result
, "Bad actions: %s", ofperr_to_string(retval
));
4966 unixctl_command_reply_error(conn
, ds_cstr(&result
));
4970 ofproto_trace(ofproto
, &flow
, packet
,
4971 ofpacts
.data
, ofpacts
.size
, &result
);
4972 unixctl_command_reply(conn
, ds_cstr(&result
));
4975 ds_destroy(&result
);
4976 dp_packet_delete(packet
);
4977 ofpbuf_uninit(&ofpacts
);
4980 /* Implements a "trace" through 'ofproto''s flow table, appending a textual
4981 * description of the results to 'ds'.
4983 * The trace follows a packet with the specified 'flow' through the flow
4984 * table. 'packet' may be nonnull to trace an actual packet, with consequent
4985 * side effects (if it is nonnull then its flow must be 'flow').
4987 * If 'ofpacts' is nonnull then its 'ofpacts_len' bytes specify the actions to
4988 * trace, otherwise the actions are determined by a flow table lookup. */
4990 ofproto_trace(struct ofproto_dpif
*ofproto
, struct flow
*flow
,
4991 const struct dp_packet
*packet
,
4992 const struct ofpact ofpacts
[], size_t ofpacts_len
,
4995 struct trace_ctx trace
;
4997 ds_put_format(ds
, "Bridge: %s\n", ofproto
->up
.name
);
4998 ds_put_cstr(ds
, "Flow: ");
4999 flow_format(ds
, flow
);
5000 ds_put_char(ds
, '\n');
5002 ofpbuf_init(&trace
.odp_actions
, 0);
5005 trace
.key
= flow
; /* Original flow key, used for megaflow. */
5006 trace
.flow
= *flow
; /* May be modified by actions. */
5007 xlate_in_init(&trace
.xin
, ofproto
, flow
, flow
->in_port
.ofp_port
, NULL
,
5008 ntohs(flow
->tcp_flags
), packet
, &trace
.wc
,
5009 &trace
.odp_actions
);
5010 trace
.xin
.ofpacts
= ofpacts
;
5011 trace
.xin
.ofpacts_len
= ofpacts_len
;
5012 trace
.xin
.resubmit_hook
= trace_resubmit
;
5013 trace
.xin
.report_hook
= trace_report_valist
;
5015 xlate_actions(&trace
.xin
, &trace
.xout
);
5017 ds_put_char(ds
, '\n');
5018 trace_format_flow(ds
, 0, "Final flow", &trace
);
5019 trace_format_megaflow(ds
, 0, "Megaflow", &trace
);
5021 ds_put_cstr(ds
, "Datapath actions: ");
5022 format_odp_actions(ds
, trace
.odp_actions
.data
, trace
.odp_actions
.size
);
5024 if (trace
.xout
.slow
) {
5025 enum slow_path_reason slow
;
5027 ds_put_cstr(ds
, "\nThis flow is handled by the userspace "
5028 "slow path because it:");
5030 slow
= trace
.xout
.slow
;
5032 enum slow_path_reason bit
= rightmost_1bit(slow
);
5034 ds_put_format(ds
, "\n\t- %s.",
5035 slow_path_reason_to_explanation(bit
));
5041 xlate_out_uninit(&trace
.xout
);
5042 ofpbuf_uninit(&trace
.odp_actions
);
5045 /* Store the current ofprotos in 'ofproto_shash'. Returns a sorted list
5046 * of the 'ofproto_shash' nodes. It is the responsibility of the caller
5047 * to destroy 'ofproto_shash' and free the returned value. */
5048 static const struct shash_node
**
5049 get_ofprotos(struct shash
*ofproto_shash
)
5051 const struct ofproto_dpif
*ofproto
;
5053 HMAP_FOR_EACH (ofproto
, all_ofproto_dpifs_node
, &all_ofproto_dpifs
) {
5054 char *name
= xasprintf("%s@%s", ofproto
->up
.type
, ofproto
->up
.name
);
5055 shash_add_nocopy(ofproto_shash
, name
, ofproto
);
5058 return shash_sort(ofproto_shash
);
5062 ofproto_unixctl_dpif_dump_dps(struct unixctl_conn
*conn
, int argc OVS_UNUSED
,
5063 const char *argv
[] OVS_UNUSED
,
5064 void *aux OVS_UNUSED
)
5066 struct ds ds
= DS_EMPTY_INITIALIZER
;
5067 struct shash ofproto_shash
;
5068 const struct shash_node
**sorted_ofprotos
;
5071 shash_init(&ofproto_shash
);
5072 sorted_ofprotos
= get_ofprotos(&ofproto_shash
);
5073 for (i
= 0; i
< shash_count(&ofproto_shash
); i
++) {
5074 const struct shash_node
*node
= sorted_ofprotos
[i
];
5075 ds_put_format(&ds
, "%s\n", node
->name
);
5078 shash_destroy(&ofproto_shash
);
5079 free(sorted_ofprotos
);
5081 unixctl_command_reply(conn
, ds_cstr(&ds
));
5086 dpif_show_backer(const struct dpif_backer
*backer
, struct ds
*ds
)
5088 const struct shash_node
**ofprotos
;
5089 struct dpif_dp_stats dp_stats
;
5090 struct shash ofproto_shash
;
5093 dpif_get_dp_stats(backer
->dpif
, &dp_stats
);
5095 ds_put_format(ds
, "%s: hit:%"PRIu64
" missed:%"PRIu64
"\n",
5096 dpif_name(backer
->dpif
), dp_stats
.n_hit
, dp_stats
.n_missed
);
5098 shash_init(&ofproto_shash
);
5099 ofprotos
= get_ofprotos(&ofproto_shash
);
5100 for (i
= 0; i
< shash_count(&ofproto_shash
); i
++) {
5101 struct ofproto_dpif
*ofproto
= ofprotos
[i
]->data
;
5102 const struct shash_node
**ports
;
5105 if (ofproto
->backer
!= backer
) {
5109 ds_put_format(ds
, "\t%s:\n", ofproto
->up
.name
);
5111 ports
= shash_sort(&ofproto
->up
.port_by_name
);
5112 for (j
= 0; j
< shash_count(&ofproto
->up
.port_by_name
); j
++) {
5113 const struct shash_node
*node
= ports
[j
];
5114 struct ofport
*ofport
= node
->data
;
5116 odp_port_t odp_port
;
5118 ds_put_format(ds
, "\t\t%s %u/", netdev_get_name(ofport
->netdev
),
5121 odp_port
= ofp_port_to_odp_port(ofproto
, ofport
->ofp_port
);
5122 if (odp_port
!= ODPP_NONE
) {
5123 ds_put_format(ds
, "%"PRIu32
":", odp_port
);
5125 ds_put_cstr(ds
, "none:");
5128 ds_put_format(ds
, " (%s", netdev_get_type(ofport
->netdev
));
5131 if (!netdev_get_config(ofport
->netdev
, &config
)) {
5132 const struct smap_node
**nodes
;
5135 nodes
= smap_sort(&config
);
5136 for (i
= 0; i
< smap_count(&config
); i
++) {
5137 const struct smap_node
*node
= nodes
[i
];
5138 ds_put_format(ds
, "%c %s=%s", i
? ',' : ':',
5139 node
->key
, node
->value
);
5143 smap_destroy(&config
);
5145 ds_put_char(ds
, ')');
5146 ds_put_char(ds
, '\n');
5150 shash_destroy(&ofproto_shash
);
5155 ofproto_unixctl_dpif_show(struct unixctl_conn
*conn
, int argc OVS_UNUSED
,
5156 const char *argv
[] OVS_UNUSED
, void *aux OVS_UNUSED
)
5158 struct ds ds
= DS_EMPTY_INITIALIZER
;
5159 const struct shash_node
**backers
;
5162 backers
= shash_sort(&all_dpif_backers
);
5163 for (i
= 0; i
< shash_count(&all_dpif_backers
); i
++) {
5164 dpif_show_backer(backers
[i
]->data
, &ds
);
5168 unixctl_command_reply(conn
, ds_cstr(&ds
));
5173 ofproto_unixctl_dpif_dump_flows(struct unixctl_conn
*conn
,
5174 int argc OVS_UNUSED
, const char *argv
[],
5175 void *aux OVS_UNUSED
)
5177 const struct ofproto_dpif
*ofproto
;
5179 struct ds ds
= DS_EMPTY_INITIALIZER
;
5180 bool verbosity
= false;
5182 struct dpif_port dpif_port
;
5183 struct dpif_port_dump port_dump
;
5184 struct hmap portno_names
;
5186 struct dpif_flow_dump
*flow_dump
;
5187 struct dpif_flow_dump_thread
*flow_dump_thread
;
5191 ofproto
= ofproto_dpif_lookup(argv
[argc
- 1]);
5193 unixctl_command_reply_error(conn
, "no such bridge");
5197 if (argc
> 2 && !strcmp(argv
[1], "-m")) {
5201 hmap_init(&portno_names
);
5202 DPIF_PORT_FOR_EACH (&dpif_port
, &port_dump
, ofproto
->backer
->dpif
) {
5203 odp_portno_names_set(&portno_names
, dpif_port
.port_no
, dpif_port
.name
);
5207 flow_dump
= dpif_flow_dump_create(ofproto
->backer
->dpif
, false);
5208 flow_dump_thread
= dpif_flow_dump_thread_create(flow_dump
);
5209 while (dpif_flow_dump_next(flow_dump_thread
, &f
, 1)) {
5212 if (odp_flow_key_to_flow(f
.key
, f
.key_len
, &flow
) == ODP_FIT_ERROR
5213 || xlate_lookup_ofproto(ofproto
->backer
, &flow
, NULL
) != ofproto
) {
5218 odp_format_ufid(&f
.ufid
, &ds
);
5219 ds_put_cstr(&ds
, " ");
5221 odp_flow_format(f
.key
, f
.key_len
, f
.mask
, f
.mask_len
,
5222 &portno_names
, &ds
, verbosity
);
5223 ds_put_cstr(&ds
, ", ");
5224 dpif_flow_stats_format(&f
.stats
, &ds
);
5225 ds_put_cstr(&ds
, ", actions:");
5226 format_odp_actions(&ds
, f
.actions
, f
.actions_len
);
5227 ds_put_char(&ds
, '\n');
5229 dpif_flow_dump_thread_destroy(flow_dump_thread
);
5230 error
= dpif_flow_dump_destroy(flow_dump
);
5234 ds_put_format(&ds
, "dpif/dump_flows failed: %s", ovs_strerror(errno
));
5235 unixctl_command_reply_error(conn
, ds_cstr(&ds
));
5237 unixctl_command_reply(conn
, ds_cstr(&ds
));
5239 odp_portno_names_destroy(&portno_names
);
5240 hmap_destroy(&portno_names
);
5245 ofproto_revalidate_all_backers(void)
5247 const struct shash_node
**backers
;
5250 backers
= shash_sort(&all_dpif_backers
);
5251 for (i
= 0; i
< shash_count(&all_dpif_backers
); i
++) {
5252 struct dpif_backer
*backer
= backers
[i
]->data
;
5253 backer
->need_revalidate
= REV_RECONFIGURE
;
5259 disable_tnl_push_pop(struct unixctl_conn
*conn OVS_UNUSED
, int argc OVS_UNUSED
,
5260 const char *argv
[], void *aux OVS_UNUSED
)
5262 if (!strcasecmp(argv
[1], "off")) {
5263 ofproto_use_tnl_push_pop
= false;
5264 unixctl_command_reply(conn
, "Tunnel push-pop off");
5265 ofproto_revalidate_all_backers();
5266 } else if (!strcasecmp(argv
[1], "on")) {
5267 ofproto_use_tnl_push_pop
= true;
5268 unixctl_command_reply(conn
, "Tunnel push-pop on");
5269 ofproto_revalidate_all_backers();
5274 ofproto_unixctl_init(void)
5276 static bool registered
;
5282 unixctl_command_register(
5284 "{[dp_name] odp_flow | bridge br_flow} [-generate|packet]",
5285 1, 3, ofproto_unixctl_trace
, NULL
);
5286 unixctl_command_register(
5287 "ofproto/trace-packet-out",
5288 "[-consistent] {[dp_name] odp_flow | bridge br_flow} [-generate|packet] actions",
5289 2, 6, ofproto_unixctl_trace_actions
, NULL
);
5290 unixctl_command_register("fdb/flush", "[bridge]", 0, 1,
5291 ofproto_unixctl_fdb_flush
, NULL
);
5292 unixctl_command_register("fdb/show", "bridge", 1, 1,
5293 ofproto_unixctl_fdb_show
, NULL
);
5294 unixctl_command_register("mdb/flush", "[bridge]", 0, 1,
5295 ofproto_unixctl_mcast_snooping_flush
, NULL
);
5296 unixctl_command_register("mdb/show", "bridge", 1, 1,
5297 ofproto_unixctl_mcast_snooping_show
, NULL
);
5298 unixctl_command_register("dpif/dump-dps", "", 0, 0,
5299 ofproto_unixctl_dpif_dump_dps
, NULL
);
5300 unixctl_command_register("dpif/show", "", 0, 0, ofproto_unixctl_dpif_show
,
5302 unixctl_command_register("dpif/dump-flows", "[-m] bridge", 1, 2,
5303 ofproto_unixctl_dpif_dump_flows
, NULL
);
5305 unixctl_command_register("ofproto/tnl-push-pop", "[on]|[off]", 1, 1,
5306 disable_tnl_push_pop
, NULL
);
5309 /* Returns true if 'table' is the table used for internal rules,
5310 * false otherwise. */
5312 table_is_internal(uint8_t table_id
)
5314 return table_id
== TBL_INTERNAL
;
5317 /* Linux VLAN device support (e.g. "eth0.10" for VLAN 10.)
5319 * This is deprecated. It is only for compatibility with broken device drivers
5320 * in old versions of Linux that do not properly support VLANs when VLAN
5321 * devices are not used. When broken device drivers are no longer in
5322 * widespread use, we will delete these interfaces. */
5325 set_realdev(struct ofport
*ofport_
, ofp_port_t realdev_ofp_port
, int vid
)
5327 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofport_
->ofproto
);
5328 struct ofport_dpif
*ofport
= ofport_dpif_cast(ofport_
);
5330 if (realdev_ofp_port
== ofport
->realdev_ofp_port
5331 && vid
== ofport
->vlandev_vid
) {
5335 ofproto
->backer
->need_revalidate
= REV_RECONFIGURE
;
5337 if (ofport
->realdev_ofp_port
) {
5340 if (realdev_ofp_port
&& ofport
->bundle
) {
5341 /* vlandevs are enslaved to their realdevs, so they are not allowed to
5342 * themselves be part of a bundle. */
5343 bundle_set(ofport_
->ofproto
, ofport
->bundle
, NULL
);
5346 ofport
->realdev_ofp_port
= realdev_ofp_port
;
5347 ofport
->vlandev_vid
= vid
;
5349 if (realdev_ofp_port
) {
5350 vsp_add(ofport
, realdev_ofp_port
, vid
);
5357 hash_realdev_vid(ofp_port_t realdev_ofp_port
, int vid
)
5359 return hash_2words(ofp_to_u16(realdev_ofp_port
), vid
);
5363 ofproto_has_vlan_splinters(const struct ofproto_dpif
*ofproto
)
5364 OVS_EXCLUDED(ofproto
->vsp_mutex
)
5366 /* hmap_is_empty is thread safe. */
5367 return !hmap_is_empty(&ofproto
->realdev_vid_map
);
5372 vsp_realdev_to_vlandev__(const struct ofproto_dpif
*ofproto
,
5373 ofp_port_t realdev_ofp_port
, ovs_be16 vlan_tci
)
5374 OVS_REQUIRES(ofproto
->vsp_mutex
)
5376 if (!hmap_is_empty(&ofproto
->realdev_vid_map
)) {
5377 int vid
= vlan_tci_to_vid(vlan_tci
);
5378 const struct vlan_splinter
*vsp
;
5380 HMAP_FOR_EACH_WITH_HASH (vsp
, realdev_vid_node
,
5381 hash_realdev_vid(realdev_ofp_port
, vid
),
5382 &ofproto
->realdev_vid_map
) {
5383 if (vsp
->realdev_ofp_port
== realdev_ofp_port
5384 && vsp
->vid
== vid
) {
5385 return vsp
->vlandev_ofp_port
;
5389 return realdev_ofp_port
;
5392 /* Returns the OFP port number of the Linux VLAN device that corresponds to
5393 * 'vlan_tci' on the network device with port number 'realdev_ofp_port' in
5394 * 'struct ofport_dpif'. For example, given 'realdev_ofp_port' of eth0 and
5395 * 'vlan_tci' 9, it would return the port number of eth0.9.
5397 * Unless VLAN splinters are enabled for port 'realdev_ofp_port', this
5398 * function just returns its 'realdev_ofp_port' argument. */
5400 vsp_realdev_to_vlandev(const struct ofproto_dpif
*ofproto
,
5401 ofp_port_t realdev_ofp_port
, ovs_be16 vlan_tci
)
5402 OVS_EXCLUDED(ofproto
->vsp_mutex
)
5406 /* hmap_is_empty is thread safe, see if we can return immediately. */
5407 if (hmap_is_empty(&ofproto
->realdev_vid_map
)) {
5408 return realdev_ofp_port
;
5410 ovs_mutex_lock(&ofproto
->vsp_mutex
);
5411 ret
= vsp_realdev_to_vlandev__(ofproto
, realdev_ofp_port
, vlan_tci
);
5412 ovs_mutex_unlock(&ofproto
->vsp_mutex
);
5416 static struct vlan_splinter
*
5417 vlandev_find(const struct ofproto_dpif
*ofproto
, ofp_port_t vlandev_ofp_port
)
5419 struct vlan_splinter
*vsp
;
5421 HMAP_FOR_EACH_WITH_HASH (vsp
, vlandev_node
,
5422 hash_ofp_port(vlandev_ofp_port
),
5423 &ofproto
->vlandev_map
) {
5424 if (vsp
->vlandev_ofp_port
== vlandev_ofp_port
) {
5432 /* Returns the OpenFlow port number of the "real" device underlying the Linux
5433 * VLAN device with OpenFlow port number 'vlandev_ofp_port' and stores the
5434 * VLAN VID of the Linux VLAN device in '*vid'. For example, given
5435 * 'vlandev_ofp_port' of eth0.9, it would return the OpenFlow port number of
5436 * eth0 and store 9 in '*vid'.
5438 * Returns 0 and does not modify '*vid' if 'vlandev_ofp_port' is not a Linux
5439 * VLAN device. Unless VLAN splinters are enabled, this is what this function
5442 vsp_vlandev_to_realdev(const struct ofproto_dpif
*ofproto
,
5443 ofp_port_t vlandev_ofp_port
, int *vid
)
5444 OVS_REQUIRES(ofproto
->vsp_mutex
)
5446 if (!hmap_is_empty(&ofproto
->vlandev_map
)) {
5447 const struct vlan_splinter
*vsp
;
5449 vsp
= vlandev_find(ofproto
, vlandev_ofp_port
);
5454 return vsp
->realdev_ofp_port
;
5460 /* Given 'flow', a flow representing a packet received on 'ofproto', checks
5461 * whether 'flow->in_port' represents a Linux VLAN device. If so, changes
5462 * 'flow->in_port' to the "real" device backing the VLAN device, sets
5463 * 'flow->vlan_tci' to the VLAN VID, and returns true. Optionally pushes the
5464 * appropriate VLAN on 'packet' if provided. Otherwise (which is always the
5465 * case unless VLAN splinters are enabled), returns false without making any
5468 vsp_adjust_flow(const struct ofproto_dpif
*ofproto
, struct flow
*flow
,
5469 struct dp_packet
*packet
)
5470 OVS_EXCLUDED(ofproto
->vsp_mutex
)
5475 /* hmap_is_empty is thread safe. */
5476 if (hmap_is_empty(&ofproto
->vlandev_map
)) {
5480 ovs_mutex_lock(&ofproto
->vsp_mutex
);
5481 realdev
= vsp_vlandev_to_realdev(ofproto
, flow
->in_port
.ofp_port
, &vid
);
5482 ovs_mutex_unlock(&ofproto
->vsp_mutex
);
5487 /* Cause the flow to be processed as if it came in on the real device with
5488 * the VLAN device's VLAN ID. */
5489 flow
->in_port
.ofp_port
= realdev
;
5490 flow
->vlan_tci
= htons((vid
& VLAN_VID_MASK
) | VLAN_CFI
);
5493 /* Make the packet resemble the flow, so that it gets sent to an
5494 * OpenFlow controller properly, so that it looks correct for sFlow,
5495 * and so that flow_extract() will get the correct vlan_tci if it is
5496 * called on 'packet'. */
5497 eth_push_vlan(packet
, htons(ETH_TYPE_VLAN
), flow
->vlan_tci
);
5504 vsp_remove(struct ofport_dpif
*port
)
5506 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(port
->up
.ofproto
);
5507 struct vlan_splinter
*vsp
;
5509 ovs_mutex_lock(&ofproto
->vsp_mutex
);
5510 vsp
= vlandev_find(ofproto
, port
->up
.ofp_port
);
5512 hmap_remove(&ofproto
->vlandev_map
, &vsp
->vlandev_node
);
5513 hmap_remove(&ofproto
->realdev_vid_map
, &vsp
->realdev_vid_node
);
5516 port
->realdev_ofp_port
= 0;
5518 VLOG_ERR("missing vlan device record");
5520 ovs_mutex_unlock(&ofproto
->vsp_mutex
);
5524 vsp_add(struct ofport_dpif
*port
, ofp_port_t realdev_ofp_port
, int vid
)
5526 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(port
->up
.ofproto
);
5528 ovs_mutex_lock(&ofproto
->vsp_mutex
);
5529 if (!vsp_vlandev_to_realdev(ofproto
, port
->up
.ofp_port
, NULL
)
5530 && (vsp_realdev_to_vlandev__(ofproto
, realdev_ofp_port
, htons(vid
))
5531 == realdev_ofp_port
)) {
5532 struct vlan_splinter
*vsp
;
5534 vsp
= xmalloc(sizeof *vsp
);
5535 vsp
->realdev_ofp_port
= realdev_ofp_port
;
5536 vsp
->vlandev_ofp_port
= port
->up
.ofp_port
;
5539 port
->realdev_ofp_port
= realdev_ofp_port
;
5541 hmap_insert(&ofproto
->vlandev_map
, &vsp
->vlandev_node
,
5542 hash_ofp_port(port
->up
.ofp_port
));
5543 hmap_insert(&ofproto
->realdev_vid_map
, &vsp
->realdev_vid_node
,
5544 hash_realdev_vid(realdev_ofp_port
, vid
));
5546 VLOG_ERR("duplicate vlan device record");
5548 ovs_mutex_unlock(&ofproto
->vsp_mutex
);
5552 ofp_port_to_odp_port(const struct ofproto_dpif
*ofproto
, ofp_port_t ofp_port
)
5554 const struct ofport_dpif
*ofport
= ofp_port_to_ofport(ofproto
, ofp_port
);
5555 return ofport
? ofport
->odp_port
: ODPP_NONE
;
5558 struct ofport_dpif
*
5559 odp_port_to_ofport(const struct dpif_backer
*backer
, odp_port_t odp_port
)
5561 struct ofport_dpif
*port
;
5563 ovs_rwlock_rdlock(&backer
->odp_to_ofport_lock
);
5564 HMAP_FOR_EACH_IN_BUCKET (port
, odp_port_node
, hash_odp_port(odp_port
),
5565 &backer
->odp_to_ofport_map
) {
5566 if (port
->odp_port
== odp_port
) {
5567 ovs_rwlock_unlock(&backer
->odp_to_ofport_lock
);
5572 ovs_rwlock_unlock(&backer
->odp_to_ofport_lock
);
5577 odp_port_to_ofp_port(const struct ofproto_dpif
*ofproto
, odp_port_t odp_port
)
5579 struct ofport_dpif
*port
;
5581 port
= odp_port_to_ofport(ofproto
->backer
, odp_port
);
5582 if (port
&& &ofproto
->up
== port
->up
.ofproto
) {
5583 return port
->up
.ofp_port
;
5590 ofproto_dpif_add_internal_flow(struct ofproto_dpif
*ofproto
,
5591 const struct match
*match
, int priority
,
5592 uint16_t idle_timeout
,
5593 const struct ofpbuf
*ofpacts
,
5594 struct rule
**rulep
)
5596 struct ofproto_flow_mod ofm
;
5597 struct rule_dpif
*rule
;
5600 ofm
.fm
.match
= *match
;
5601 ofm
.fm
.priority
= priority
;
5602 ofm
.fm
.new_cookie
= htonll(0);
5603 ofm
.fm
.cookie
= htonll(0);
5604 ofm
.fm
.cookie_mask
= htonll(0);
5605 ofm
.fm
.modify_cookie
= false;
5606 ofm
.fm
.table_id
= TBL_INTERNAL
;
5607 ofm
.fm
.command
= OFPFC_ADD
;
5608 ofm
.fm
.idle_timeout
= idle_timeout
;
5609 ofm
.fm
.hard_timeout
= 0;
5610 ofm
.fm
.importance
= 0;
5611 ofm
.fm
.buffer_id
= 0;
5612 ofm
.fm
.out_port
= 0;
5613 ofm
.fm
.flags
= OFPUTIL_FF_HIDDEN_FIELDS
| OFPUTIL_FF_NO_READONLY
;
5614 ofm
.fm
.ofpacts
= ofpacts
->data
;
5615 ofm
.fm
.ofpacts_len
= ofpacts
->size
;
5617 error
= ofproto_flow_mod(&ofproto
->up
, &ofm
);
5619 VLOG_ERR_RL(&rl
, "failed to add internal flow (%s)",
5620 ofperr_to_string(error
));
5625 rule
= rule_dpif_lookup_in_table(ofproto
,
5626 ofproto_dpif_get_tables_version(ofproto
),
5627 TBL_INTERNAL
, &ofm
.fm
.match
.flow
,
5638 ofproto_dpif_delete_internal_flow(struct ofproto_dpif
*ofproto
,
5639 struct match
*match
, int priority
)
5641 struct ofproto_flow_mod ofm
;
5644 ofm
.fm
.match
= *match
;
5645 ofm
.fm
.priority
= priority
;
5646 ofm
.fm
.new_cookie
= htonll(0);
5647 ofm
.fm
.cookie
= htonll(0);
5648 ofm
.fm
.cookie_mask
= htonll(0);
5649 ofm
.fm
.modify_cookie
= false;
5650 ofm
.fm
.table_id
= TBL_INTERNAL
;
5651 ofm
.fm
.flags
= OFPUTIL_FF_HIDDEN_FIELDS
| OFPUTIL_FF_NO_READONLY
;
5652 ofm
.fm
.command
= OFPFC_DELETE_STRICT
;
5654 error
= ofproto_flow_mod(&ofproto
->up
, &ofm
);
5656 VLOG_ERR_RL(&rl
, "failed to delete internal flow (%s)",
5657 ofperr_to_string(error
));
5664 const struct ofproto_class ofproto_dpif_class
= {
5678 NULL
, /* get_memory_usage. */
5679 type_get_memory_usage
,
5698 port_is_lacp_current
,
5699 port_get_lacp_stats
,
5700 NULL
, /* rule_choose_table */
5724 aa_vlan_get_queue_size
,
5731 get_stp_port_status
,
5736 get_rstp_port_status
,
5743 is_mirror_output_bundle
,
5744 forward_bpdu_changed
,
5745 set_mac_table_config
,
5747 set_mcast_snooping_port
,
5749 NULL
, /* meter_get_features */
5750 NULL
, /* meter_set */
5751 NULL
, /* meter_get */
5752 NULL
, /* meter_del */
5753 group_alloc
, /* group_alloc */
5754 group_construct
, /* group_construct */
5755 group_destruct
, /* group_destruct */
5756 group_dealloc
, /* group_dealloc */
5757 group_modify
, /* group_modify */
5758 group_get_stats
, /* group_get_stats */
5759 get_datapath_version
, /* get_datapath_version */