2 * Copyright (c) 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016 Nicira, Inc.
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at:
8 * http://www.apache.org/licenses/LICENSE-2.0
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
19 #include "ofproto/ofproto-dpif.h"
20 #include "ofproto/ofproto-provider.h"
27 #include "byte-order.h"
28 #include "connectivity.h"
34 #include "openvswitch/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 "openvswitch/meta-flow.h"
43 #include "multipath.h"
44 #include "netdev-vport.h"
49 #include "odp-execute.h"
50 #include "openvswitch/ofp-util.h"
51 #include "openvswitch/ofpbuf.h"
52 #include "ofp-actions.h"
53 #include "ofp-print.h"
54 #include "ofproto-dpif-ipfix.h"
55 #include "ofproto-dpif-mirror.h"
56 #include "ofproto-dpif-monitor.h"
57 #include "ofproto-dpif-rid.h"
58 #include "ofproto-dpif-sflow.h"
59 #include "ofproto-dpif-upcall.h"
60 #include "ofproto-dpif-xlate.h"
61 #include "poll-loop.h"
63 #include "ovs-router.h"
69 #include "unaligned.h"
71 #include "vlan-bitmap.h"
72 #include "openvswitch/ofp-parse.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 /* Unique identifier for this instantiation of this bridge in this running
303 ATOMIC(cls_version_t
) tables_version
; /* For classifier lookups. */
305 uint64_t dump_seq
; /* Last read of udpif_dump_seq(). */
307 /* Special OpenFlow rules. */
308 struct rule_dpif
*miss_rule
; /* Sends flow table misses to controller. */
309 struct rule_dpif
*no_packet_in_rule
; /* Drops flow table misses. */
310 struct rule_dpif
*drop_frags_rule
; /* Used in OFPUTIL_FRAG_DROP mode. */
313 struct netflow
*netflow
;
314 struct dpif_sflow
*sflow
;
315 struct dpif_ipfix
*ipfix
;
316 struct hmap bundles
; /* Contains "struct ofbundle"s. */
317 struct mac_learning
*ml
;
318 struct mcast_snooping
*ms
;
319 bool has_bonded_bundles
;
321 struct mbridge
*mbridge
;
323 struct ovs_mutex stats_mutex
;
324 struct netdev_stats stats OVS_GUARDED
; /* To account packets generated and
325 * consumed in userspace. */
329 long long int stp_last_tick
;
331 /* Rapid Spanning Tree. */
333 long long int rstp_last_tick
;
335 /* VLAN splinters. */
336 struct ovs_mutex vsp_mutex
;
337 struct hmap realdev_vid_map OVS_GUARDED
; /* (realdev,vid) -> vlandev. */
338 struct hmap vlandev_map OVS_GUARDED
; /* vlandev -> (realdev,vid). */
341 struct sset ports
; /* Set of standard port names. */
342 struct sset ghost_ports
; /* Ports with no datapath port. */
343 struct sset port_poll_set
; /* Queued names for port_poll() reply. */
344 int port_poll_errno
; /* Last errno for port_poll() reply. */
345 uint64_t change_seq
; /* Connectivity status changes. */
348 struct guarded_list ams
; /* Contains "struct ofproto_async_msgs"s. */
349 struct seq
*ams_seq
; /* For notifying 'ams' reception. */
353 /* All existing ofproto_dpif instances, indexed by ->up.name. */
354 static struct hmap all_ofproto_dpifs
= HMAP_INITIALIZER(&all_ofproto_dpifs
);
356 static bool ofproto_use_tnl_push_pop
= true;
357 static void ofproto_unixctl_init(void);
359 static inline struct ofproto_dpif
*
360 ofproto_dpif_cast(const struct ofproto
*ofproto
)
362 ovs_assert(ofproto
->ofproto_class
== &ofproto_dpif_class
);
363 return CONTAINER_OF(ofproto
, struct ofproto_dpif
, up
);
367 ofproto_dpif_get_enable_ufid(const struct dpif_backer
*backer
)
369 return backer
->support
.ufid
;
372 struct dpif_backer_support
*
373 ofproto_dpif_get_support(const struct ofproto_dpif
*ofproto
)
375 return &ofproto
->backer
->support
;
378 static void ofproto_trace(struct ofproto_dpif
*, struct flow
*,
379 const struct dp_packet
*packet
,
380 const struct ofpact
[], size_t ofpacts_len
,
383 /* Global variables. */
384 static struct vlog_rate_limit rl
= VLOG_RATE_LIMIT_INIT(1, 5);
386 /* Initial mappings of port to bridge mappings. */
387 static struct shash init_ofp_ports
= SHASH_INITIALIZER(&init_ofp_ports
);
389 /* Executes 'fm'. The caller retains ownership of 'fm' and everything in
392 ofproto_dpif_flow_mod(struct ofproto_dpif
*ofproto
,
393 const struct ofputil_flow_mod
*fm
)
395 struct ofproto_flow_mod ofm
;
397 /* Multiple threads may do this for the same 'fm' at the same time.
398 * Allocate ofproto_flow_mod with execution context from stack.
400 * Note: This copy could be avoided by making ofproto_flow_mod more
401 * complex, but that may not be desireable, and a learn action is not that
402 * fast to begin with. */
404 ofproto_flow_mod(&ofproto
->up
, &ofm
);
407 /* Appends 'am' to the queue of asynchronous messages to be sent to the
408 * controller. Takes ownership of 'am' and any data it points to. */
410 ofproto_dpif_send_async_msg(struct ofproto_dpif
*ofproto
,
411 struct ofproto_async_msg
*am
)
413 if (!guarded_list_push_back(&ofproto
->ams
, &am
->list_node
, 1024)) {
414 COVERAGE_INC(packet_in_overflow
);
415 ofproto_async_msg_free(am
);
418 /* Wakes up main thread for packet-in I/O. */
419 seq_change(ofproto
->ams_seq
);
422 /* The default "table-miss" behaviour for OpenFlow1.3+ is to drop the
423 * packet rather than to send the packet to the controller.
425 * This function returns false to indicate that a packet_in message
426 * for a "table-miss" should be sent to at least one controller.
427 * False otherwise. */
429 ofproto_dpif_wants_packet_in_on_miss(struct ofproto_dpif
*ofproto
)
431 return connmgr_wants_packet_in_on_miss(ofproto
->up
.connmgr
);
434 /* Factory functions. */
437 init(const struct shash
*iface_hints
)
439 struct shash_node
*node
;
441 /* Make a local copy, since we don't own 'iface_hints' elements. */
442 SHASH_FOR_EACH(node
, iface_hints
) {
443 const struct iface_hint
*orig_hint
= node
->data
;
444 struct iface_hint
*new_hint
= xmalloc(sizeof *new_hint
);
446 new_hint
->br_name
= xstrdup(orig_hint
->br_name
);
447 new_hint
->br_type
= xstrdup(orig_hint
->br_type
);
448 new_hint
->ofp_port
= orig_hint
->ofp_port
;
450 shash_add(&init_ofp_ports
, node
->name
, new_hint
);
453 ofproto_unixctl_init();
458 enumerate_types(struct sset
*types
)
460 dp_enumerate_types(types
);
464 enumerate_names(const char *type
, struct sset
*names
)
466 struct ofproto_dpif
*ofproto
;
469 HMAP_FOR_EACH (ofproto
, all_ofproto_dpifs_node
, &all_ofproto_dpifs
) {
470 if (strcmp(type
, ofproto
->up
.type
)) {
473 sset_add(names
, ofproto
->up
.name
);
480 del(const char *type
, const char *name
)
485 error
= dpif_open(name
, type
, &dpif
);
487 error
= dpif_delete(dpif
);
494 port_open_type(const char *datapath_type
, const char *port_type
)
496 return dpif_port_open_type(datapath_type
, port_type
);
499 /* Type functions. */
501 static void process_dpif_port_changes(struct dpif_backer
*);
502 static void process_dpif_all_ports_changed(struct dpif_backer
*);
503 static void process_dpif_port_change(struct dpif_backer
*,
504 const char *devname
);
505 static void process_dpif_port_error(struct dpif_backer
*, int error
);
507 static struct ofproto_dpif
*
508 lookup_ofproto_dpif_by_port_name(const char *name
)
510 struct ofproto_dpif
*ofproto
;
512 HMAP_FOR_EACH (ofproto
, all_ofproto_dpifs_node
, &all_ofproto_dpifs
) {
513 if (sset_contains(&ofproto
->ports
, name
)) {
522 ofproto_dpif_backer_enabled(struct dpif_backer
* backer
)
524 return backer
->recv_set_enable
;
528 type_run(const char *type
)
530 struct dpif_backer
*backer
;
532 backer
= shash_find_data(&all_dpif_backers
, type
);
534 /* This is not necessarily a problem, since backers are only
535 * created on demand. */
540 if (dpif_run(backer
->dpif
)) {
541 backer
->need_revalidate
= REV_RECONFIGURE
;
544 udpif_run(backer
->udpif
);
546 /* If vswitchd started with other_config:flow_restore_wait set as "true",
547 * and the configuration has now changed to "false", enable receiving
548 * packets from the datapath. */
549 if (!backer
->recv_set_enable
&& !ofproto_get_flow_restore_wait()) {
552 backer
->recv_set_enable
= true;
554 error
= dpif_recv_set(backer
->dpif
, backer
->recv_set_enable
);
556 VLOG_ERR("Failed to enable receiving packets in dpif.");
559 dpif_flow_flush(backer
->dpif
);
560 backer
->need_revalidate
= REV_RECONFIGURE
;
563 if (backer
->recv_set_enable
) {
564 udpif_set_threads(backer
->udpif
, n_handlers
, n_revalidators
);
567 dpif_poll_threads_set(backer
->dpif
, pmd_cpu_mask
);
569 if (backer
->need_revalidate
) {
570 struct ofproto_dpif
*ofproto
;
571 struct simap_node
*node
;
572 struct simap tmp_backers
;
574 /* Handle tunnel garbage collection. */
575 simap_init(&tmp_backers
);
576 simap_swap(&backer
->tnl_backers
, &tmp_backers
);
578 HMAP_FOR_EACH (ofproto
, all_ofproto_dpifs_node
, &all_ofproto_dpifs
) {
579 struct ofport_dpif
*iter
;
581 if (backer
!= ofproto
->backer
) {
585 HMAP_FOR_EACH (iter
, up
.hmap_node
, &ofproto
->up
.ports
) {
586 char namebuf
[NETDEV_VPORT_NAME_BUFSIZE
];
589 if (!iter
->is_tunnel
) {
593 dp_port
= netdev_vport_get_dpif_port(iter
->up
.netdev
,
594 namebuf
, sizeof namebuf
);
595 node
= simap_find(&tmp_backers
, dp_port
);
597 simap_put(&backer
->tnl_backers
, dp_port
, node
->data
);
598 simap_delete(&tmp_backers
, node
);
599 node
= simap_find(&backer
->tnl_backers
, dp_port
);
601 node
= simap_find(&backer
->tnl_backers
, dp_port
);
603 odp_port_t odp_port
= ODPP_NONE
;
605 if (!dpif_port_add(backer
->dpif
, iter
->up
.netdev
,
607 simap_put(&backer
->tnl_backers
, dp_port
,
608 odp_to_u32(odp_port
));
609 node
= simap_find(&backer
->tnl_backers
, dp_port
);
614 iter
->odp_port
= node
? u32_to_odp(node
->data
) : ODPP_NONE
;
615 if (tnl_port_reconfigure(iter
, iter
->up
.netdev
,
617 ovs_native_tunneling_is_on(ofproto
), dp_port
)) {
618 backer
->need_revalidate
= REV_RECONFIGURE
;
623 SIMAP_FOR_EACH (node
, &tmp_backers
) {
624 dpif_port_del(backer
->dpif
, u32_to_odp(node
->data
));
626 simap_destroy(&tmp_backers
);
628 switch (backer
->need_revalidate
) {
629 case REV_RECONFIGURE
: COVERAGE_INC(rev_reconfigure
); break;
630 case REV_STP
: COVERAGE_INC(rev_stp
); break;
631 case REV_RSTP
: COVERAGE_INC(rev_rstp
); break;
632 case REV_BOND
: COVERAGE_INC(rev_bond
); break;
633 case REV_PORT_TOGGLED
: COVERAGE_INC(rev_port_toggled
); break;
634 case REV_FLOW_TABLE
: COVERAGE_INC(rev_flow_table
); break;
635 case REV_MAC_LEARNING
: COVERAGE_INC(rev_mac_learning
); break;
636 case REV_MCAST_SNOOPING
: COVERAGE_INC(rev_mcast_snooping
); break;
638 backer
->need_revalidate
= 0;
640 HMAP_FOR_EACH (ofproto
, all_ofproto_dpifs_node
, &all_ofproto_dpifs
) {
641 struct ofport_dpif
*ofport
;
642 struct ofbundle
*bundle
;
644 if (ofproto
->backer
!= backer
) {
649 xlate_ofproto_set(ofproto
, ofproto
->up
.name
,
650 ofproto
->backer
->dpif
, ofproto
->ml
,
651 ofproto
->stp
, ofproto
->rstp
, ofproto
->ms
,
652 ofproto
->mbridge
, ofproto
->sflow
, ofproto
->ipfix
,
654 ofproto
->up
.forward_bpdu
,
655 connmgr_has_in_band(ofproto
->up
.connmgr
),
656 &ofproto
->backer
->support
);
658 HMAP_FOR_EACH (bundle
, hmap_node
, &ofproto
->bundles
) {
659 xlate_bundle_set(ofproto
, bundle
, bundle
->name
,
660 bundle
->vlan_mode
, bundle
->vlan
,
661 bundle
->trunks
, bundle
->use_priority_tags
,
662 bundle
->bond
, bundle
->lacp
,
666 HMAP_FOR_EACH (ofport
, up
.hmap_node
, &ofproto
->up
.ports
) {
667 int stp_port
= ofport
->stp_port
668 ? stp_port_no(ofport
->stp_port
)
670 xlate_ofport_set(ofproto
, ofport
->bundle
, ofport
,
671 ofport
->up
.ofp_port
, ofport
->odp_port
,
672 ofport
->up
.netdev
, ofport
->cfm
, ofport
->bfd
,
673 ofport
->lldp
, ofport
->peer
, stp_port
,
674 ofport
->rstp_port
, ofport
->qdscp
,
675 ofport
->n_qdscp
, ofport
->up
.pp
.config
,
676 ofport
->up
.pp
.state
, ofport
->is_tunnel
,
682 udpif_revalidate(backer
->udpif
);
685 process_dpif_port_changes(backer
);
690 /* Check for and handle port changes in 'backer''s dpif. */
692 process_dpif_port_changes(struct dpif_backer
*backer
)
698 error
= dpif_port_poll(backer
->dpif
, &devname
);
704 process_dpif_all_ports_changed(backer
);
708 process_dpif_port_change(backer
, devname
);
713 process_dpif_port_error(backer
, error
);
720 process_dpif_all_ports_changed(struct dpif_backer
*backer
)
722 struct ofproto_dpif
*ofproto
;
723 struct dpif_port dpif_port
;
724 struct dpif_port_dump dump
;
725 struct sset devnames
;
728 sset_init(&devnames
);
729 HMAP_FOR_EACH (ofproto
, all_ofproto_dpifs_node
, &all_ofproto_dpifs
) {
730 if (ofproto
->backer
== backer
) {
731 struct ofport
*ofport
;
733 HMAP_FOR_EACH (ofport
, hmap_node
, &ofproto
->up
.ports
) {
734 sset_add(&devnames
, netdev_get_name(ofport
->netdev
));
738 DPIF_PORT_FOR_EACH (&dpif_port
, &dump
, backer
->dpif
) {
739 sset_add(&devnames
, dpif_port
.name
);
742 SSET_FOR_EACH (devname
, &devnames
) {
743 process_dpif_port_change(backer
, devname
);
745 sset_destroy(&devnames
);
749 process_dpif_port_change(struct dpif_backer
*backer
, const char *devname
)
751 struct ofproto_dpif
*ofproto
;
752 struct dpif_port port
;
754 /* Don't report on the datapath's device. */
755 if (!strcmp(devname
, dpif_base_name(backer
->dpif
))) {
759 HMAP_FOR_EACH (ofproto
, all_ofproto_dpifs_node
,
760 &all_ofproto_dpifs
) {
761 if (simap_contains(&ofproto
->backer
->tnl_backers
, devname
)) {
766 ofproto
= lookup_ofproto_dpif_by_port_name(devname
);
767 if (dpif_port_query_by_name(backer
->dpif
, devname
, &port
)) {
768 /* The port was removed. If we know the datapath,
769 * report it through poll_set(). If we don't, it may be
770 * notifying us of a removal we initiated, so ignore it.
771 * If there's a pending ENOBUFS, let it stand, since
772 * everything will be reevaluated. */
773 if (ofproto
&& ofproto
->port_poll_errno
!= ENOBUFS
) {
774 sset_add(&ofproto
->port_poll_set
, devname
);
775 ofproto
->port_poll_errno
= 0;
777 } else if (!ofproto
) {
778 /* The port was added, but we don't know with which
779 * ofproto we should associate it. Delete it. */
780 dpif_port_del(backer
->dpif
, port
.port_no
);
782 struct ofport_dpif
*ofport
;
784 ofport
= ofport_dpif_cast(shash_find_data(
785 &ofproto
->up
.port_by_name
, devname
));
787 && ofport
->odp_port
!= port
.port_no
788 && !odp_port_to_ofport(backer
, port
.port_no
))
790 /* 'ofport''s datapath port number has changed from
791 * 'ofport->odp_port' to 'port.port_no'. Update our internal data
792 * structures to match. */
793 ovs_rwlock_wrlock(&backer
->odp_to_ofport_lock
);
794 hmap_remove(&backer
->odp_to_ofport_map
, &ofport
->odp_port_node
);
795 ofport
->odp_port
= port
.port_no
;
796 hmap_insert(&backer
->odp_to_ofport_map
, &ofport
->odp_port_node
,
797 hash_odp_port(port
.port_no
));
798 ovs_rwlock_unlock(&backer
->odp_to_ofport_lock
);
799 backer
->need_revalidate
= REV_RECONFIGURE
;
802 dpif_port_destroy(&port
);
805 /* Propagate 'error' to all ofprotos based on 'backer'. */
807 process_dpif_port_error(struct dpif_backer
*backer
, int error
)
809 struct ofproto_dpif
*ofproto
;
811 HMAP_FOR_EACH (ofproto
, all_ofproto_dpifs_node
, &all_ofproto_dpifs
) {
812 if (ofproto
->backer
== backer
) {
813 sset_clear(&ofproto
->port_poll_set
);
814 ofproto
->port_poll_errno
= error
;
820 type_wait(const char *type
)
822 struct dpif_backer
*backer
;
824 backer
= shash_find_data(&all_dpif_backers
, type
);
826 /* This is not necessarily a problem, since backers are only
827 * created on demand. */
831 dpif_wait(backer
->dpif
);
834 /* Basic life-cycle. */
836 static int add_internal_flows(struct ofproto_dpif
*);
838 static struct ofproto
*
841 struct ofproto_dpif
*ofproto
= xzalloc(sizeof *ofproto
);
846 dealloc(struct ofproto
*ofproto_
)
848 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofproto_
);
853 close_dpif_backer(struct dpif_backer
*backer
)
855 ovs_assert(backer
->refcount
> 0);
857 if (--backer
->refcount
) {
861 udpif_destroy(backer
->udpif
);
863 simap_destroy(&backer
->tnl_backers
);
864 ovs_rwlock_destroy(&backer
->odp_to_ofport_lock
);
865 hmap_destroy(&backer
->odp_to_ofport_map
);
866 shash_find_and_delete(&all_dpif_backers
, backer
->type
);
868 free(backer
->dp_version_string
);
869 dpif_close(backer
->dpif
);
873 /* Datapath port slated for removal from datapath. */
875 struct ovs_list list_node
;
879 static bool check_variable_length_userdata(struct dpif_backer
*backer
);
880 static void check_support(struct dpif_backer
*backer
);
883 open_dpif_backer(const char *type
, struct dpif_backer
**backerp
)
885 struct dpif_backer
*backer
;
886 struct dpif_port_dump port_dump
;
887 struct dpif_port port
;
888 struct shash_node
*node
;
889 struct ovs_list garbage_list
;
890 struct odp_garbage
*garbage
;
899 backer
= shash_find_data(&all_dpif_backers
, type
);
906 backer_name
= xasprintf("ovs-%s", type
);
908 /* Remove any existing datapaths, since we assume we're the only
909 * userspace controlling the datapath. */
911 dp_enumerate_names(type
, &names
);
912 SSET_FOR_EACH(name
, &names
) {
913 struct dpif
*old_dpif
;
915 /* Don't remove our backer if it exists. */
916 if (!strcmp(name
, backer_name
)) {
920 if (dpif_open(name
, type
, &old_dpif
)) {
921 VLOG_WARN("couldn't open old datapath %s to remove it", name
);
923 dpif_delete(old_dpif
);
924 dpif_close(old_dpif
);
927 sset_destroy(&names
);
929 backer
= xmalloc(sizeof *backer
);
931 error
= dpif_create_and_open(backer_name
, type
, &backer
->dpif
);
934 VLOG_ERR("failed to open datapath of type %s: %s", type
,
935 ovs_strerror(error
));
939 backer
->udpif
= udpif_create(backer
, backer
->dpif
);
941 backer
->type
= xstrdup(type
);
942 backer
->refcount
= 1;
943 hmap_init(&backer
->odp_to_ofport_map
);
944 ovs_rwlock_init(&backer
->odp_to_ofport_lock
);
945 backer
->need_revalidate
= 0;
946 simap_init(&backer
->tnl_backers
);
947 backer
->recv_set_enable
= !ofproto_get_flow_restore_wait();
950 if (backer
->recv_set_enable
) {
951 dpif_flow_flush(backer
->dpif
);
954 /* Loop through the ports already on the datapath and remove any
955 * that we don't need anymore. */
956 ovs_list_init(&garbage_list
);
957 dpif_port_dump_start(&port_dump
, backer
->dpif
);
958 while (dpif_port_dump_next(&port_dump
, &port
)) {
959 node
= shash_find(&init_ofp_ports
, port
.name
);
960 if (!node
&& strcmp(port
.name
, dpif_base_name(backer
->dpif
))) {
961 garbage
= xmalloc(sizeof *garbage
);
962 garbage
->odp_port
= port
.port_no
;
963 ovs_list_push_front(&garbage_list
, &garbage
->list_node
);
966 dpif_port_dump_done(&port_dump
);
968 LIST_FOR_EACH_POP (garbage
, list_node
, &garbage_list
) {
969 dpif_port_del(backer
->dpif
, garbage
->odp_port
);
973 shash_add(&all_dpif_backers
, type
, backer
);
975 check_support(backer
);
976 atomic_count_init(&backer
->tnl_count
, 0);
978 error
= dpif_recv_set(backer
->dpif
, backer
->recv_set_enable
);
980 VLOG_ERR("failed to listen on datapath of type %s: %s",
981 type
, ovs_strerror(error
));
982 close_dpif_backer(backer
);
986 if (backer
->recv_set_enable
) {
987 udpif_set_threads(backer
->udpif
, n_handlers
, n_revalidators
);
990 /* This check fails if performed before udpif threads have been set,
991 * as the kernel module checks that the 'pid' in userspace action
993 backer
->support
.variable_length_userdata
994 = check_variable_length_userdata(backer
);
995 backer
->dp_version_string
= dpif_get_dp_version(backer
->dpif
);
1001 ovs_native_tunneling_is_on(struct ofproto_dpif
*ofproto
)
1003 return ofproto_use_tnl_push_pop
&& ofproto
->backer
->support
.tnl_push_pop
&&
1004 atomic_count_get(&ofproto
->backer
->tnl_count
);
1007 /* Tests whether 'backer''s datapath supports recirculation. Only newer
1008 * datapaths support OVS_KEY_ATTR_RECIRC_ID in keys. We need to disable some
1009 * features on older datapaths that don't support this feature.
1011 * Returns false if 'backer' definitely does not support recirculation, true if
1012 * it seems to support recirculation or if at least the error we get is
1015 check_recirc(struct dpif_backer
*backer
)
1018 struct odputil_keybuf keybuf
;
1021 struct odp_flow_key_parms odp_parms
= {
1028 memset(&flow
, 0, sizeof flow
);
1032 ofpbuf_use_stack(&key
, &keybuf
, sizeof keybuf
);
1033 odp_flow_key_from_flow(&odp_parms
, &key
);
1034 enable_recirc
= dpif_probe_feature(backer
->dpif
, "recirculation", &key
,
1037 if (enable_recirc
) {
1038 VLOG_INFO("%s: Datapath supports recirculation",
1039 dpif_name(backer
->dpif
));
1041 VLOG_INFO("%s: Datapath does not support recirculation",
1042 dpif_name(backer
->dpif
));
1045 return enable_recirc
;
1048 /* Tests whether 'dpif' supports unique flow ids. We can skip serializing
1049 * some flow attributes for datapaths that support this feature.
1051 * Returns true if 'dpif' supports UFID for flow operations.
1052 * Returns false if 'dpif' does not support UFID. */
1054 check_ufid(struct dpif_backer
*backer
)
1057 struct odputil_keybuf keybuf
;
1061 struct odp_flow_key_parms odp_parms
= {
1065 memset(&flow
, 0, sizeof flow
);
1066 flow
.dl_type
= htons(0x1234);
1068 ofpbuf_use_stack(&key
, &keybuf
, sizeof keybuf
);
1069 odp_flow_key_from_flow(&odp_parms
, &key
);
1070 dpif_flow_hash(backer
->dpif
, key
.data
, key
.size
, &ufid
);
1072 enable_ufid
= dpif_probe_feature(backer
->dpif
, "UFID", &key
, &ufid
);
1075 VLOG_INFO("%s: Datapath supports unique flow ids",
1076 dpif_name(backer
->dpif
));
1078 VLOG_INFO("%s: Datapath does not support unique flow ids",
1079 dpif_name(backer
->dpif
));
1084 /* Tests whether 'backer''s datapath supports variable-length
1085 * OVS_USERSPACE_ATTR_USERDATA in OVS_ACTION_ATTR_USERSPACE actions. We need
1086 * to disable some features on older datapaths that don't support this
1089 * Returns false if 'backer' definitely does not support variable-length
1090 * userdata, true if it seems to support them or if at least the error we get
1093 check_variable_length_userdata(struct dpif_backer
*backer
)
1095 struct eth_header
*eth
;
1096 struct ofpbuf actions
;
1097 struct dpif_execute execute
;
1098 struct dp_packet packet
;
1102 /* Compose a userspace action that will cause an ERANGE error on older
1103 * datapaths that don't support variable-length userdata.
1105 * We really test for using userdata longer than 8 bytes, but older
1106 * datapaths accepted these, silently truncating the userdata to 8 bytes.
1107 * The same older datapaths rejected userdata shorter than 8 bytes, so we
1108 * test for that instead as a proxy for longer userdata support. */
1109 ofpbuf_init(&actions
, 64);
1110 start
= nl_msg_start_nested(&actions
, OVS_ACTION_ATTR_USERSPACE
);
1111 nl_msg_put_u32(&actions
, OVS_USERSPACE_ATTR_PID
,
1112 dpif_port_get_pid(backer
->dpif
, ODPP_NONE
, 0));
1113 nl_msg_put_unspec_zero(&actions
, OVS_USERSPACE_ATTR_USERDATA
, 4);
1114 nl_msg_end_nested(&actions
, start
);
1116 /* Compose a dummy ethernet packet. */
1117 dp_packet_init(&packet
, ETH_HEADER_LEN
);
1118 eth
= dp_packet_put_zeros(&packet
, ETH_HEADER_LEN
);
1119 eth
->eth_type
= htons(0x1234);
1121 /* Execute the actions. On older datapaths this fails with ERANGE, on
1122 * newer datapaths it succeeds. */
1123 execute
.actions
= actions
.data
;
1124 execute
.actions_len
= actions
.size
;
1125 execute
.packet
= &packet
;
1126 execute
.needs_help
= false;
1127 execute
.probe
= true;
1130 error
= dpif_execute(backer
->dpif
, &execute
);
1132 dp_packet_uninit(&packet
);
1133 ofpbuf_uninit(&actions
);
1140 /* Variable-length userdata is not supported. */
1141 VLOG_WARN("%s: datapath does not support variable-length userdata "
1142 "feature (needs Linux 3.10+ or kernel module from OVS "
1143 "1..11+). The NXAST_SAMPLE action will be ignored.",
1144 dpif_name(backer
->dpif
));
1148 /* Something odd happened. We're not sure whether variable-length
1149 * userdata is supported. Default to "yes". */
1150 VLOG_WARN("%s: variable-length userdata feature probe failed (%s)",
1151 dpif_name(backer
->dpif
), ovs_strerror(error
));
1156 /* Tests the MPLS label stack depth supported by 'backer''s datapath.
1158 * Returns the number of elements in a struct flow's mpls_lse field
1159 * if the datapath supports at least that many entries in an
1161 * Otherwise returns the number of MPLS push actions supported by
1164 check_max_mpls_depth(struct dpif_backer
*backer
)
1169 for (n
= 0; n
< FLOW_MAX_MPLS_LABELS
; n
++) {
1170 struct odputil_keybuf keybuf
;
1172 struct odp_flow_key_parms odp_parms
= {
1176 memset(&flow
, 0, sizeof flow
);
1177 flow
.dl_type
= htons(ETH_TYPE_MPLS
);
1178 flow_set_mpls_bos(&flow
, n
, 1);
1180 ofpbuf_use_stack(&key
, &keybuf
, sizeof keybuf
);
1181 odp_flow_key_from_flow(&odp_parms
, &key
);
1182 if (!dpif_probe_feature(backer
->dpif
, "MPLS", &key
, NULL
)) {
1187 VLOG_INFO("%s: MPLS label stack length probed as %d",
1188 dpif_name(backer
->dpif
), n
);
1192 /* Tests whether 'backer''s datapath supports masked data in
1193 * OVS_ACTION_ATTR_SET actions. We need to disable some features on older
1194 * datapaths that don't support this feature. */
1196 check_masked_set_action(struct dpif_backer
*backer
)
1198 struct eth_header
*eth
;
1199 struct ofpbuf actions
;
1200 struct dpif_execute execute
;
1201 struct dp_packet packet
;
1203 struct ovs_key_ethernet key
, mask
;
1205 /* Compose a set action that will cause an EINVAL error on older
1206 * datapaths that don't support masked set actions.
1207 * Avoid using a full mask, as it could be translated to a non-masked
1208 * set action instead. */
1209 ofpbuf_init(&actions
, 64);
1210 memset(&key
, 0x53, sizeof key
);
1211 memset(&mask
, 0x7f, sizeof mask
);
1212 commit_masked_set_action(&actions
, OVS_KEY_ATTR_ETHERNET
, &key
, &mask
,
1215 /* Compose a dummy ethernet packet. */
1216 dp_packet_init(&packet
, ETH_HEADER_LEN
);
1217 eth
= dp_packet_put_zeros(&packet
, ETH_HEADER_LEN
);
1218 eth
->eth_type
= htons(0x1234);
1220 /* Execute the actions. On older datapaths this fails with EINVAL, on
1221 * newer datapaths it succeeds. */
1222 execute
.actions
= actions
.data
;
1223 execute
.actions_len
= actions
.size
;
1224 execute
.packet
= &packet
;
1225 execute
.needs_help
= false;
1226 execute
.probe
= true;
1229 error
= dpif_execute(backer
->dpif
, &execute
);
1231 dp_packet_uninit(&packet
);
1232 ofpbuf_uninit(&actions
);
1235 /* Masked set action is not supported. */
1236 VLOG_INFO("%s: datapath does not support masked set action feature.",
1237 dpif_name(backer
->dpif
));
1242 #define CHECK_FEATURE__(NAME, SUPPORT, FIELD, VALUE) \
1244 check_##NAME(struct dpif_backer *backer) \
1247 struct odputil_keybuf keybuf; \
1248 struct ofpbuf key; \
1250 struct odp_flow_key_parms odp_parms = { \
1257 memset(&flow, 0, sizeof flow); \
1258 flow.FIELD = VALUE; \
1260 ofpbuf_use_stack(&key, &keybuf, sizeof keybuf); \
1261 odp_flow_key_from_flow(&odp_parms, &key); \
1262 enable = dpif_probe_feature(backer->dpif, #NAME, &key, NULL); \
1265 VLOG_INFO("%s: Datapath supports "#NAME, dpif_name(backer->dpif)); \
1267 VLOG_INFO("%s: Datapath does not support "#NAME, \
1268 dpif_name(backer->dpif)); \
1273 #define CHECK_FEATURE(FIELD) CHECK_FEATURE__(FIELD, FIELD, FIELD, 1)
1275 CHECK_FEATURE(ct_state
)
1276 CHECK_FEATURE(ct_zone
)
1277 CHECK_FEATURE(ct_mark
)
1278 CHECK_FEATURE__(ct_label
, ct_label
, ct_label
.u64
.lo
, 1)
1279 CHECK_FEATURE__(ct_state_nat
, ct_state
, ct_state
, CS_TRACKED
|CS_SRC_NAT
)
1281 #undef CHECK_FEATURE
1282 #undef CHECK_FEATURE__
1285 check_support(struct dpif_backer
*backer
)
1287 /* This feature needs to be tested after udpif threads are set. */
1288 backer
->support
.variable_length_userdata
= false;
1290 backer
->support
.odp
.recirc
= check_recirc(backer
);
1291 backer
->support
.odp
.max_mpls_depth
= check_max_mpls_depth(backer
);
1292 backer
->support
.masked_set_action
= check_masked_set_action(backer
);
1293 backer
->support
.ufid
= check_ufid(backer
);
1294 backer
->support
.tnl_push_pop
= dpif_supports_tnl_push_pop(backer
->dpif
);
1296 backer
->support
.odp
.ct_state
= check_ct_state(backer
);
1297 backer
->support
.odp
.ct_zone
= check_ct_zone(backer
);
1298 backer
->support
.odp
.ct_mark
= check_ct_mark(backer
);
1299 backer
->support
.odp
.ct_label
= check_ct_label(backer
);
1301 backer
->support
.odp
.ct_state_nat
= check_ct_state_nat(backer
);
1305 construct(struct ofproto
*ofproto_
)
1307 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofproto_
);
1308 struct shash_node
*node
, *next
;
1311 /* Tunnel module can get used right after the udpif threads are running. */
1312 ofproto_tunnel_init();
1314 error
= open_dpif_backer(ofproto
->up
.type
, &ofproto
->backer
);
1319 uuid_generate(&ofproto
->uuid
);
1320 atomic_init(&ofproto
->tables_version
, CLS_MIN_VERSION
);
1321 ofproto
->netflow
= NULL
;
1322 ofproto
->sflow
= NULL
;
1323 ofproto
->ipfix
= NULL
;
1324 ofproto
->stp
= NULL
;
1325 ofproto
->rstp
= NULL
;
1326 ofproto
->dump_seq
= 0;
1327 hmap_init(&ofproto
->bundles
);
1328 ofproto
->ml
= mac_learning_create(MAC_ENTRY_DEFAULT_IDLE_TIME
);
1330 ofproto
->mbridge
= mbridge_create();
1331 ofproto
->has_bonded_bundles
= false;
1332 ofproto
->lacp_enabled
= false;
1333 ovs_mutex_init_adaptive(&ofproto
->stats_mutex
);
1334 ovs_mutex_init(&ofproto
->vsp_mutex
);
1336 guarded_list_init(&ofproto
->ams
);
1338 hmap_init(&ofproto
->vlandev_map
);
1339 hmap_init(&ofproto
->realdev_vid_map
);
1341 sset_init(&ofproto
->ports
);
1342 sset_init(&ofproto
->ghost_ports
);
1343 sset_init(&ofproto
->port_poll_set
);
1344 ofproto
->port_poll_errno
= 0;
1345 ofproto
->change_seq
= 0;
1346 ofproto
->ams_seq
= seq_create();
1347 ofproto
->ams_seqno
= seq_read(ofproto
->ams_seq
);
1350 SHASH_FOR_EACH_SAFE (node
, next
, &init_ofp_ports
) {
1351 struct iface_hint
*iface_hint
= node
->data
;
1353 if (!strcmp(iface_hint
->br_name
, ofproto
->up
.name
)) {
1354 /* Check if the datapath already has this port. */
1355 if (dpif_port_exists(ofproto
->backer
->dpif
, node
->name
)) {
1356 sset_add(&ofproto
->ports
, node
->name
);
1359 free(iface_hint
->br_name
);
1360 free(iface_hint
->br_type
);
1362 shash_delete(&init_ofp_ports
, node
);
1366 hmap_insert(&all_ofproto_dpifs
, &ofproto
->all_ofproto_dpifs_node
,
1367 hash_string(ofproto
->up
.name
, 0));
1368 memset(&ofproto
->stats
, 0, sizeof ofproto
->stats
);
1370 ofproto_init_tables(ofproto_
, N_TABLES
);
1371 error
= add_internal_flows(ofproto
);
1373 ofproto
->up
.tables
[TBL_INTERNAL
].flags
= OFTABLE_HIDDEN
| OFTABLE_READONLY
;
1379 add_internal_miss_flow(struct ofproto_dpif
*ofproto
, int id
,
1380 const struct ofpbuf
*ofpacts
, struct rule_dpif
**rulep
)
1386 match_init_catchall(&match
);
1387 match_set_reg(&match
, 0, id
);
1389 error
= ofproto_dpif_add_internal_flow(ofproto
, &match
, 0, 0, ofpacts
,
1391 *rulep
= error
? NULL
: rule_dpif_cast(rule
);
1397 add_internal_flows(struct ofproto_dpif
*ofproto
)
1399 struct ofpact_controller
*controller
;
1400 uint64_t ofpacts_stub
[128 / 8];
1401 struct ofpbuf ofpacts
;
1402 struct rule
*unused_rulep OVS_UNUSED
;
1407 ofpbuf_use_stack(&ofpacts
, ofpacts_stub
, sizeof ofpacts_stub
);
1410 controller
= ofpact_put_CONTROLLER(&ofpacts
);
1411 controller
->max_len
= UINT16_MAX
;
1412 controller
->controller_id
= 0;
1413 controller
->reason
= OFPR_IMPLICIT_MISS
;
1414 ofpact_finish_CONTROLLER(&ofpacts
, &controller
);
1416 error
= add_internal_miss_flow(ofproto
, id
++, &ofpacts
,
1417 &ofproto
->miss_rule
);
1422 ofpbuf_clear(&ofpacts
);
1423 error
= add_internal_miss_flow(ofproto
, id
++, &ofpacts
,
1424 &ofproto
->no_packet_in_rule
);
1429 error
= add_internal_miss_flow(ofproto
, id
++, &ofpacts
,
1430 &ofproto
->drop_frags_rule
);
1435 /* Drop any run away non-recirc rule lookups. Recirc_id has to be
1436 * zero when reaching this rule.
1438 * (priority=2), recirc_id=0, actions=drop
1440 ofpbuf_clear(&ofpacts
);
1441 match_init_catchall(&match
);
1442 match_set_recirc_id(&match
, 0);
1443 error
= ofproto_dpif_add_internal_flow(ofproto
, &match
, 2, 0, &ofpacts
,
1449 destruct(struct ofproto
*ofproto_
)
1451 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofproto_
);
1452 struct ofproto_async_msg
*am
;
1453 struct rule_dpif
*rule
;
1454 struct oftable
*table
;
1455 struct ovs_list ams
;
1457 ofproto
->backer
->need_revalidate
= REV_RECONFIGURE
;
1459 xlate_remove_ofproto(ofproto
);
1462 /* Ensure that the upcall processing threads have no remaining references
1463 * to the ofproto or anything in it. */
1464 udpif_synchronize(ofproto
->backer
->udpif
);
1466 hmap_remove(&all_ofproto_dpifs
, &ofproto
->all_ofproto_dpifs_node
);
1468 OFPROTO_FOR_EACH_TABLE (table
, &ofproto
->up
) {
1469 CLS_FOR_EACH (rule
, up
.cr
, &table
->cls
) {
1470 ofproto_rule_delete(&ofproto
->up
, &rule
->up
);
1473 ofproto_group_delete_all(&ofproto
->up
);
1475 guarded_list_pop_all(&ofproto
->ams
, &ams
);
1476 LIST_FOR_EACH_POP (am
, list_node
, &ams
) {
1477 ofproto_async_msg_free(am
);
1479 guarded_list_destroy(&ofproto
->ams
);
1481 recirc_free_ofproto(ofproto
, ofproto
->up
.name
);
1483 mbridge_unref(ofproto
->mbridge
);
1485 netflow_unref(ofproto
->netflow
);
1486 dpif_sflow_unref(ofproto
->sflow
);
1487 dpif_ipfix_unref(ofproto
->ipfix
);
1488 hmap_destroy(&ofproto
->bundles
);
1489 mac_learning_unref(ofproto
->ml
);
1490 mcast_snooping_unref(ofproto
->ms
);
1492 hmap_destroy(&ofproto
->vlandev_map
);
1493 hmap_destroy(&ofproto
->realdev_vid_map
);
1495 sset_destroy(&ofproto
->ports
);
1496 sset_destroy(&ofproto
->ghost_ports
);
1497 sset_destroy(&ofproto
->port_poll_set
);
1499 ovs_mutex_destroy(&ofproto
->stats_mutex
);
1500 ovs_mutex_destroy(&ofproto
->vsp_mutex
);
1502 seq_destroy(ofproto
->ams_seq
);
1504 close_dpif_backer(ofproto
->backer
);
1508 run(struct ofproto
*ofproto_
)
1510 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofproto_
);
1511 uint64_t new_seq
, new_dump_seq
;
1513 if (mbridge_need_revalidate(ofproto
->mbridge
)) {
1514 ofproto
->backer
->need_revalidate
= REV_RECONFIGURE
;
1515 ovs_rwlock_wrlock(&ofproto
->ml
->rwlock
);
1516 mac_learning_flush(ofproto
->ml
);
1517 ovs_rwlock_unlock(&ofproto
->ml
->rwlock
);
1518 mcast_snooping_mdb_flush(ofproto
->ms
);
1521 /* Always updates the ofproto->ams_seqno to avoid frequent wakeup during
1522 * flow restore. Even though nothing is processed during flow restore,
1523 * all queued 'ams' will be handled immediately when flow restore
1525 ofproto
->ams_seqno
= seq_read(ofproto
->ams_seq
);
1527 /* Do not perform any periodic activity required by 'ofproto' while
1528 * waiting for flow restore to complete. */
1529 if (!ofproto_get_flow_restore_wait()) {
1530 struct ofproto_async_msg
*am
;
1531 struct ovs_list ams
;
1533 guarded_list_pop_all(&ofproto
->ams
, &ams
);
1534 LIST_FOR_EACH_POP (am
, list_node
, &ams
) {
1535 connmgr_send_async_msg(ofproto
->up
.connmgr
, am
);
1536 ofproto_async_msg_free(am
);
1540 if (ofproto
->netflow
) {
1541 netflow_run(ofproto
->netflow
);
1543 if (ofproto
->sflow
) {
1544 dpif_sflow_run(ofproto
->sflow
);
1546 if (ofproto
->ipfix
) {
1547 dpif_ipfix_run(ofproto
->ipfix
);
1550 new_seq
= seq_read(connectivity_seq_get());
1551 if (ofproto
->change_seq
!= new_seq
) {
1552 struct ofport_dpif
*ofport
;
1554 HMAP_FOR_EACH (ofport
, up
.hmap_node
, &ofproto
->up
.ports
) {
1558 ofproto
->change_seq
= new_seq
;
1560 if (ofproto
->lacp_enabled
|| ofproto
->has_bonded_bundles
) {
1561 struct ofbundle
*bundle
;
1563 HMAP_FOR_EACH (bundle
, hmap_node
, &ofproto
->bundles
) {
1570 ovs_rwlock_wrlock(&ofproto
->ml
->rwlock
);
1571 if (mac_learning_run(ofproto
->ml
)) {
1572 ofproto
->backer
->need_revalidate
= REV_MAC_LEARNING
;
1574 ovs_rwlock_unlock(&ofproto
->ml
->rwlock
);
1576 if (mcast_snooping_run(ofproto
->ms
)) {
1577 ofproto
->backer
->need_revalidate
= REV_MCAST_SNOOPING
;
1580 new_dump_seq
= seq_read(udpif_dump_seq(ofproto
->backer
->udpif
));
1581 if (ofproto
->dump_seq
!= new_dump_seq
) {
1582 struct rule
*rule
, *next_rule
;
1584 /* We know stats are relatively fresh, so now is a good time to do some
1586 ofproto
->dump_seq
= new_dump_seq
;
1588 /* Expire OpenFlow flows whose idle_timeout or hard_timeout
1590 ovs_mutex_lock(&ofproto_mutex
);
1591 LIST_FOR_EACH_SAFE (rule
, next_rule
, expirable
,
1592 &ofproto
->up
.expirable
) {
1593 rule_expire(rule_dpif_cast(rule
));
1595 ovs_mutex_unlock(&ofproto_mutex
);
1597 /* All outstanding data in existing flows has been accounted, so it's a
1598 * good time to do bond rebalancing. */
1599 if (ofproto
->has_bonded_bundles
) {
1600 struct ofbundle
*bundle
;
1602 HMAP_FOR_EACH (bundle
, hmap_node
, &ofproto
->bundles
) {
1604 bond_rebalance(bundle
->bond
);
1613 ofproto_dpif_wait(struct ofproto
*ofproto_
)
1615 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofproto_
);
1617 if (ofproto_get_flow_restore_wait()) {
1621 if (ofproto
->sflow
) {
1622 dpif_sflow_wait(ofproto
->sflow
);
1624 if (ofproto
->ipfix
) {
1625 dpif_ipfix_wait(ofproto
->ipfix
);
1627 if (ofproto
->lacp_enabled
|| ofproto
->has_bonded_bundles
) {
1628 struct ofbundle
*bundle
;
1630 HMAP_FOR_EACH (bundle
, hmap_node
, &ofproto
->bundles
) {
1631 bundle_wait(bundle
);
1634 if (ofproto
->netflow
) {
1635 netflow_wait(ofproto
->netflow
);
1637 ovs_rwlock_rdlock(&ofproto
->ml
->rwlock
);
1638 mac_learning_wait(ofproto
->ml
);
1639 ovs_rwlock_unlock(&ofproto
->ml
->rwlock
);
1640 mcast_snooping_wait(ofproto
->ms
);
1642 if (ofproto
->backer
->need_revalidate
) {
1643 poll_immediate_wake();
1646 seq_wait(udpif_dump_seq(ofproto
->backer
->udpif
), ofproto
->dump_seq
);
1647 seq_wait(ofproto
->ams_seq
, ofproto
->ams_seqno
);
1651 type_get_memory_usage(const char *type
, struct simap
*usage
)
1653 struct dpif_backer
*backer
;
1655 backer
= shash_find_data(&all_dpif_backers
, type
);
1657 udpif_get_memory_usage(backer
->udpif
, usage
);
1662 flush(struct ofproto
*ofproto_
)
1664 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofproto_
);
1665 struct dpif_backer
*backer
= ofproto
->backer
;
1668 udpif_flush(backer
->udpif
);
1673 query_tables(struct ofproto
*ofproto
,
1674 struct ofputil_table_features
*features
,
1675 struct ofputil_table_stats
*stats
)
1677 strcpy(features
->name
, "classifier");
1682 for (i
= 0; i
< ofproto
->n_tables
; i
++) {
1683 unsigned long missed
, matched
;
1685 atomic_read_relaxed(&ofproto
->tables
[i
].n_matched
, &matched
);
1686 atomic_read_relaxed(&ofproto
->tables
[i
].n_missed
, &missed
);
1688 stats
[i
].matched_count
= matched
;
1689 stats
[i
].lookup_count
= matched
+ missed
;
1695 set_tables_version(struct ofproto
*ofproto_
, cls_version_t version
)
1697 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofproto_
);
1699 atomic_store_relaxed(&ofproto
->tables_version
, version
);
1703 static struct ofport
*
1706 struct ofport_dpif
*port
= xzalloc(sizeof *port
);
1711 port_dealloc(struct ofport
*port_
)
1713 struct ofport_dpif
*port
= ofport_dpif_cast(port_
);
1718 port_construct(struct ofport
*port_
)
1720 struct ofport_dpif
*port
= ofport_dpif_cast(port_
);
1721 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(port
->up
.ofproto
);
1722 const struct netdev
*netdev
= port
->up
.netdev
;
1723 char namebuf
[NETDEV_VPORT_NAME_BUFSIZE
];
1724 const char *dp_port_name
;
1725 struct dpif_port dpif_port
;
1728 ofproto
->backer
->need_revalidate
= REV_RECONFIGURE
;
1729 port
->bundle
= NULL
;
1733 port
->may_enable
= false;
1734 port
->stp_port
= NULL
;
1735 port
->stp_state
= STP_DISABLED
;
1736 port
->rstp_port
= NULL
;
1737 port
->rstp_state
= RSTP_DISABLED
;
1738 port
->is_tunnel
= false;
1742 port
->realdev_ofp_port
= 0;
1743 port
->vlandev_vid
= 0;
1744 port
->carrier_seq
= netdev_get_carrier_resets(netdev
);
1745 port
->is_layer3
= netdev_vport_is_layer3(netdev
);
1747 if (netdev_vport_is_patch(netdev
)) {
1748 /* By bailing out here, we don't submit the port to the sFlow module
1749 * to be considered for counter polling export. This is correct
1750 * because the patch port represents an interface that sFlow considers
1751 * to be "internal" to the switch as a whole, and therefore not a
1752 * candidate for counter polling. */
1753 port
->odp_port
= ODPP_NONE
;
1754 ofport_update_peer(port
);
1758 dp_port_name
= netdev_vport_get_dpif_port(netdev
, namebuf
, sizeof namebuf
);
1759 error
= dpif_port_query_by_name(ofproto
->backer
->dpif
, dp_port_name
,
1765 port
->odp_port
= dpif_port
.port_no
;
1767 if (netdev_get_tunnel_config(netdev
)) {
1768 atomic_count_inc(&ofproto
->backer
->tnl_count
);
1769 error
= tnl_port_add(port
, port
->up
.netdev
, port
->odp_port
,
1770 ovs_native_tunneling_is_on(ofproto
), dp_port_name
);
1772 atomic_count_dec(&ofproto
->backer
->tnl_count
);
1773 dpif_port_destroy(&dpif_port
);
1777 port
->is_tunnel
= true;
1778 if (ofproto
->ipfix
) {
1779 dpif_ipfix_add_tunnel_port(ofproto
->ipfix
, port_
, port
->odp_port
);
1782 /* Sanity-check that a mapping doesn't already exist. This
1783 * shouldn't happen for non-tunnel ports. */
1784 if (odp_port_to_ofp_port(ofproto
, port
->odp_port
) != OFPP_NONE
) {
1785 VLOG_ERR("port %s already has an OpenFlow port number",
1787 dpif_port_destroy(&dpif_port
);
1791 ovs_rwlock_wrlock(&ofproto
->backer
->odp_to_ofport_lock
);
1792 hmap_insert(&ofproto
->backer
->odp_to_ofport_map
, &port
->odp_port_node
,
1793 hash_odp_port(port
->odp_port
));
1794 ovs_rwlock_unlock(&ofproto
->backer
->odp_to_ofport_lock
);
1796 dpif_port_destroy(&dpif_port
);
1798 if (ofproto
->sflow
) {
1799 dpif_sflow_add_port(ofproto
->sflow
, port_
, port
->odp_port
);
1806 port_destruct(struct ofport
*port_
, bool del
)
1808 struct ofport_dpif
*port
= ofport_dpif_cast(port_
);
1809 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(port
->up
.ofproto
);
1810 const char *devname
= netdev_get_name(port
->up
.netdev
);
1811 char namebuf
[NETDEV_VPORT_NAME_BUFSIZE
];
1812 const char *dp_port_name
;
1814 ofproto
->backer
->need_revalidate
= REV_RECONFIGURE
;
1816 xlate_ofport_remove(port
);
1819 dp_port_name
= netdev_vport_get_dpif_port(port
->up
.netdev
, namebuf
,
1821 if (del
&& dpif_port_exists(ofproto
->backer
->dpif
, dp_port_name
)) {
1822 /* The underlying device is still there, so delete it. This
1823 * happens when the ofproto is being destroyed, since the caller
1824 * assumes that removal of attached ports will happen as part of
1826 if (!port
->is_tunnel
) {
1827 dpif_port_del(ofproto
->backer
->dpif
, port
->odp_port
);
1832 port
->peer
->peer
= NULL
;
1836 if (port
->odp_port
!= ODPP_NONE
&& !port
->is_tunnel
) {
1837 ovs_rwlock_wrlock(&ofproto
->backer
->odp_to_ofport_lock
);
1838 hmap_remove(&ofproto
->backer
->odp_to_ofport_map
, &port
->odp_port_node
);
1839 ovs_rwlock_unlock(&ofproto
->backer
->odp_to_ofport_lock
);
1842 if (port
->is_tunnel
) {
1843 atomic_count_dec(&ofproto
->backer
->tnl_count
);
1846 if (port
->is_tunnel
&& ofproto
->ipfix
) {
1847 dpif_ipfix_del_tunnel_port(ofproto
->ipfix
, port
->odp_port
);
1851 sset_find_and_delete(&ofproto
->ports
, devname
);
1852 sset_find_and_delete(&ofproto
->ghost_ports
, devname
);
1853 bundle_remove(port_
);
1854 set_cfm(port_
, NULL
);
1855 set_bfd(port_
, NULL
);
1856 set_lldp(port_
, NULL
);
1857 if (port
->stp_port
) {
1858 stp_port_disable(port
->stp_port
);
1860 set_rstp_port(port_
, NULL
);
1861 if (ofproto
->sflow
) {
1862 dpif_sflow_del_port(ofproto
->sflow
, port
->odp_port
);
1869 port_modified(struct ofport
*port_
)
1871 struct ofport_dpif
*port
= ofport_dpif_cast(port_
);
1872 char namebuf
[NETDEV_VPORT_NAME_BUFSIZE
];
1873 const char *dp_port_name
;
1874 struct netdev
*netdev
= port
->up
.netdev
;
1876 if (port
->bundle
&& port
->bundle
->bond
) {
1877 bond_slave_set_netdev(port
->bundle
->bond
, port
, netdev
);
1881 cfm_set_netdev(port
->cfm
, netdev
);
1885 bfd_set_netdev(port
->bfd
, netdev
);
1888 ofproto_dpif_monitor_port_update(port
, port
->bfd
, port
->cfm
,
1889 port
->lldp
, &port
->up
.pp
.hw_addr
);
1891 dp_port_name
= netdev_vport_get_dpif_port(netdev
, namebuf
, sizeof namebuf
);
1893 if (port
->is_tunnel
) {
1894 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(port
->up
.ofproto
);
1896 if (tnl_port_reconfigure(port
, netdev
, port
->odp_port
,
1897 ovs_native_tunneling_is_on(ofproto
),
1899 ofproto
->backer
->need_revalidate
= REV_RECONFIGURE
;
1903 ofport_update_peer(port
);
1907 port_reconfigured(struct ofport
*port_
, enum ofputil_port_config old_config
)
1909 struct ofport_dpif
*port
= ofport_dpif_cast(port_
);
1910 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(port
->up
.ofproto
);
1911 enum ofputil_port_config changed
= old_config
^ port
->up
.pp
.config
;
1913 if (changed
& (OFPUTIL_PC_NO_RECV
| OFPUTIL_PC_NO_RECV_STP
|
1914 OFPUTIL_PC_NO_FWD
| OFPUTIL_PC_NO_FLOOD
|
1915 OFPUTIL_PC_NO_PACKET_IN
)) {
1916 ofproto
->backer
->need_revalidate
= REV_RECONFIGURE
;
1918 if (changed
& OFPUTIL_PC_NO_FLOOD
&& port
->bundle
) {
1919 bundle_update(port
->bundle
);
1925 set_sflow(struct ofproto
*ofproto_
,
1926 const struct ofproto_sflow_options
*sflow_options
)
1928 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofproto_
);
1929 struct dpif_sflow
*ds
= ofproto
->sflow
;
1931 if (sflow_options
) {
1932 uint32_t old_probability
= ds
? dpif_sflow_get_probability(ds
) : 0;
1934 struct ofport_dpif
*ofport
;
1936 ds
= ofproto
->sflow
= dpif_sflow_create();
1937 HMAP_FOR_EACH (ofport
, up
.hmap_node
, &ofproto
->up
.ports
) {
1938 dpif_sflow_add_port(ds
, &ofport
->up
, ofport
->odp_port
);
1941 dpif_sflow_set_options(ds
, sflow_options
);
1942 if (dpif_sflow_get_probability(ds
) != old_probability
) {
1943 ofproto
->backer
->need_revalidate
= REV_RECONFIGURE
;
1947 dpif_sflow_unref(ds
);
1948 ofproto
->backer
->need_revalidate
= REV_RECONFIGURE
;
1949 ofproto
->sflow
= NULL
;
1957 struct ofproto
*ofproto_
,
1958 const struct ofproto_ipfix_bridge_exporter_options
*bridge_exporter_options
,
1959 const struct ofproto_ipfix_flow_exporter_options
*flow_exporters_options
,
1960 size_t n_flow_exporters_options
)
1962 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofproto_
);
1963 struct dpif_ipfix
*di
= ofproto
->ipfix
;
1964 bool has_options
= bridge_exporter_options
|| flow_exporters_options
;
1965 bool new_di
= false;
1967 if (has_options
&& !di
) {
1968 di
= ofproto
->ipfix
= dpif_ipfix_create();
1973 /* Call set_options in any case to cleanly flush the flow
1974 * caches in the last exporters that are to be destroyed. */
1975 dpif_ipfix_set_options(
1976 di
, bridge_exporter_options
, flow_exporters_options
,
1977 n_flow_exporters_options
);
1979 /* Add tunnel ports only when a new ipfix created */
1980 if (new_di
== true) {
1981 struct ofport_dpif
*ofport
;
1982 HMAP_FOR_EACH (ofport
, up
.hmap_node
, &ofproto
->up
.ports
) {
1983 if (ofport
->is_tunnel
== true) {
1984 dpif_ipfix_add_tunnel_port(di
, &ofport
->up
, ofport
->odp_port
);
1990 dpif_ipfix_unref(di
);
1991 ofproto
->ipfix
= NULL
;
1999 set_cfm(struct ofport
*ofport_
, const struct cfm_settings
*s
)
2001 struct ofport_dpif
*ofport
= ofport_dpif_cast(ofport_
);
2002 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofport
->up
.ofproto
);
2003 struct cfm
*old
= ofport
->cfm
;
2008 ofport
->cfm
= cfm_create(ofport
->up
.netdev
);
2011 if (cfm_configure(ofport
->cfm
, s
)) {
2018 cfm_unref(ofport
->cfm
);
2021 if (ofport
->cfm
!= old
) {
2022 ofproto
->backer
->need_revalidate
= REV_RECONFIGURE
;
2024 ofproto_dpif_monitor_port_update(ofport
, ofport
->bfd
, ofport
->cfm
,
2025 ofport
->lldp
, &ofport
->up
.pp
.hw_addr
);
2030 cfm_status_changed(struct ofport
*ofport_
)
2032 struct ofport_dpif
*ofport
= ofport_dpif_cast(ofport_
);
2034 return ofport
->cfm
? cfm_check_status_change(ofport
->cfm
) : true;
2038 get_cfm_status(const struct ofport
*ofport_
,
2039 struct cfm_status
*status
)
2041 struct ofport_dpif
*ofport
= ofport_dpif_cast(ofport_
);
2045 cfm_get_status(ofport
->cfm
, status
);
2054 set_bfd(struct ofport
*ofport_
, const struct smap
*cfg
)
2056 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofport_
->ofproto
);
2057 struct ofport_dpif
*ofport
= ofport_dpif_cast(ofport_
);
2061 ofport
->bfd
= bfd_configure(old
, netdev_get_name(ofport
->up
.netdev
),
2062 cfg
, ofport
->up
.netdev
);
2063 if (ofport
->bfd
!= old
) {
2064 ofproto
->backer
->need_revalidate
= REV_RECONFIGURE
;
2066 ofproto_dpif_monitor_port_update(ofport
, ofport
->bfd
, ofport
->cfm
,
2067 ofport
->lldp
, &ofport
->up
.pp
.hw_addr
);
2072 bfd_status_changed(struct ofport
*ofport_
)
2074 struct ofport_dpif
*ofport
= ofport_dpif_cast(ofport_
);
2076 return ofport
->bfd
? bfd_check_status_change(ofport
->bfd
) : true;
2080 get_bfd_status(struct ofport
*ofport_
, struct smap
*smap
)
2082 struct ofport_dpif
*ofport
= ofport_dpif_cast(ofport_
);
2086 bfd_get_status(ofport
->bfd
, smap
);
2095 set_lldp(struct ofport
*ofport_
,
2096 const struct smap
*cfg
)
2098 struct ofport_dpif
*ofport
= ofport_dpif_cast(ofport_
);
2102 if (!ofport
->lldp
) {
2103 struct ofproto_dpif
*ofproto
;
2105 ofproto
= ofproto_dpif_cast(ofport
->up
.ofproto
);
2106 ofproto
->backer
->need_revalidate
= REV_RECONFIGURE
;
2107 ofport
->lldp
= lldp_create(ofport
->up
.netdev
, ofport_
->mtu
, cfg
);
2110 if (!lldp_configure(ofport
->lldp
, cfg
)) {
2115 lldp_unref(ofport
->lldp
);
2116 ofport
->lldp
= NULL
;
2119 ofproto_dpif_monitor_port_update(ofport
,
2123 &ofport
->up
.pp
.hw_addr
);
2128 get_lldp_status(const struct ofport
*ofport_
,
2129 struct lldp_status
*status OVS_UNUSED
)
2131 struct ofport_dpif
*ofport
= ofport_dpif_cast(ofport_
);
2133 return ofport
->lldp
? true : false;
2137 set_aa(struct ofproto
*ofproto OVS_UNUSED
,
2138 const struct aa_settings
*s
)
2140 return aa_configure(s
);
2144 aa_mapping_set(struct ofproto
*ofproto_ OVS_UNUSED
, void *aux
,
2145 const struct aa_mapping_settings
*s
)
2147 return aa_mapping_register(aux
, s
);
2151 aa_mapping_unset(struct ofproto
*ofproto OVS_UNUSED
, void *aux
)
2153 return aa_mapping_unregister(aux
);
2157 aa_vlan_get_queued(struct ofproto
*ofproto OVS_UNUSED
, struct ovs_list
*list
)
2159 return aa_get_vlan_queued(list
);
2163 aa_vlan_get_queue_size(struct ofproto
*ofproto OVS_UNUSED
)
2165 return aa_get_vlan_queue_size();
2169 /* Spanning Tree. */
2171 /* Called while rstp_mutex is held. */
2173 rstp_send_bpdu_cb(struct dp_packet
*pkt
, void *ofport_
, void *ofproto_
)
2175 struct ofproto_dpif
*ofproto
= ofproto_
;
2176 struct ofport_dpif
*ofport
= ofport_
;
2177 struct eth_header
*eth
= dp_packet_l2(pkt
);
2179 netdev_get_etheraddr(ofport
->up
.netdev
, ð
->eth_src
);
2180 if (eth_addr_is_zero(eth
->eth_src
)) {
2181 VLOG_WARN_RL(&rl
, "%s port %d: cannot send RSTP BPDU on a port which "
2182 "does not have a configured source MAC address.",
2183 ofproto
->up
.name
, ofp_to_u16(ofport
->up
.ofp_port
));
2185 ofproto_dpif_send_packet(ofport
, pkt
);
2187 dp_packet_delete(pkt
);
2191 send_bpdu_cb(struct dp_packet
*pkt
, int port_num
, void *ofproto_
)
2193 struct ofproto_dpif
*ofproto
= ofproto_
;
2194 struct stp_port
*sp
= stp_get_port(ofproto
->stp
, port_num
);
2195 struct ofport_dpif
*ofport
;
2197 ofport
= stp_port_get_aux(sp
);
2199 VLOG_WARN_RL(&rl
, "%s: cannot send BPDU on unknown port %d",
2200 ofproto
->up
.name
, port_num
);
2202 struct eth_header
*eth
= dp_packet_l2(pkt
);
2204 netdev_get_etheraddr(ofport
->up
.netdev
, ð
->eth_src
);
2205 if (eth_addr_is_zero(eth
->eth_src
)) {
2206 VLOG_WARN_RL(&rl
, "%s: cannot send BPDU on port %d "
2207 "with unknown MAC", ofproto
->up
.name
, port_num
);
2209 ofproto_dpif_send_packet(ofport
, pkt
);
2212 dp_packet_delete(pkt
);
2215 /* Configure RSTP on 'ofproto_' using the settings defined in 's'. */
2217 set_rstp(struct ofproto
*ofproto_
, const struct ofproto_rstp_settings
*s
)
2219 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofproto_
);
2221 /* Only revalidate flows if the configuration changed. */
2222 if (!s
!= !ofproto
->rstp
) {
2223 ofproto
->backer
->need_revalidate
= REV_RECONFIGURE
;
2227 if (!ofproto
->rstp
) {
2228 ofproto
->rstp
= rstp_create(ofproto_
->name
, s
->address
,
2229 rstp_send_bpdu_cb
, ofproto
);
2230 ofproto
->rstp_last_tick
= time_msec();
2232 rstp_set_bridge_address(ofproto
->rstp
, s
->address
);
2233 rstp_set_bridge_priority(ofproto
->rstp
, s
->priority
);
2234 rstp_set_bridge_ageing_time(ofproto
->rstp
, s
->ageing_time
);
2235 rstp_set_bridge_force_protocol_version(ofproto
->rstp
,
2236 s
->force_protocol_version
);
2237 rstp_set_bridge_max_age(ofproto
->rstp
, s
->bridge_max_age
);
2238 rstp_set_bridge_forward_delay(ofproto
->rstp
, s
->bridge_forward_delay
);
2239 rstp_set_bridge_transmit_hold_count(ofproto
->rstp
,
2240 s
->transmit_hold_count
);
2242 struct ofport
*ofport
;
2243 HMAP_FOR_EACH (ofport
, hmap_node
, &ofproto
->up
.ports
) {
2244 set_rstp_port(ofport
, NULL
);
2246 rstp_unref(ofproto
->rstp
);
2247 ofproto
->rstp
= NULL
;
2252 get_rstp_status(struct ofproto
*ofproto_
, struct ofproto_rstp_status
*s
)
2254 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofproto_
);
2256 if (ofproto
->rstp
) {
2258 s
->root_id
= rstp_get_root_id(ofproto
->rstp
);
2259 s
->bridge_id
= rstp_get_bridge_id(ofproto
->rstp
);
2260 s
->designated_id
= rstp_get_designated_id(ofproto
->rstp
);
2261 s
->root_path_cost
= rstp_get_root_path_cost(ofproto
->rstp
);
2262 s
->designated_port_id
= rstp_get_designated_port_id(ofproto
->rstp
);
2263 s
->bridge_port_id
= rstp_get_bridge_port_id(ofproto
->rstp
);
2270 update_rstp_port_state(struct ofport_dpif
*ofport
)
2272 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofport
->up
.ofproto
);
2273 enum rstp_state state
;
2275 /* Figure out new state. */
2276 state
= ofport
->rstp_port
? rstp_port_get_state(ofport
->rstp_port
)
2280 if (ofport
->rstp_state
!= state
) {
2281 enum ofputil_port_state of_state
;
2284 VLOG_DBG("port %s: RSTP state changed from %s to %s",
2285 netdev_get_name(ofport
->up
.netdev
),
2286 rstp_state_name(ofport
->rstp_state
),
2287 rstp_state_name(state
));
2289 if (rstp_learn_in_state(ofport
->rstp_state
)
2290 != rstp_learn_in_state(state
)) {
2291 /* XXX: Learning action flows should also be flushed. */
2292 if (ofport
->bundle
) {
2293 if (!rstp_shift_root_learned_address(ofproto
->rstp
)
2294 || rstp_get_old_root_aux(ofproto
->rstp
) != ofport
) {
2295 bundle_flush_macs(ofport
->bundle
, false);
2299 fwd_change
= rstp_forward_in_state(ofport
->rstp_state
)
2300 != rstp_forward_in_state(state
);
2302 ofproto
->backer
->need_revalidate
= REV_RSTP
;
2303 ofport
->rstp_state
= state
;
2305 if (fwd_change
&& ofport
->bundle
) {
2306 bundle_update(ofport
->bundle
);
2309 /* Update the RSTP state bits in the OpenFlow port description. */
2310 of_state
= ofport
->up
.pp
.state
& ~OFPUTIL_PS_STP_MASK
;
2311 of_state
|= (state
== RSTP_LEARNING
? OFPUTIL_PS_STP_LEARN
2312 : state
== RSTP_FORWARDING
? OFPUTIL_PS_STP_FORWARD
2313 : state
== RSTP_DISCARDING
? OFPUTIL_PS_STP_LISTEN
2315 ofproto_port_set_state(&ofport
->up
, of_state
);
2320 rstp_run(struct ofproto_dpif
*ofproto
)
2322 if (ofproto
->rstp
) {
2323 long long int now
= time_msec();
2324 long long int elapsed
= now
- ofproto
->rstp_last_tick
;
2325 struct rstp_port
*rp
;
2326 struct ofport_dpif
*ofport
;
2328 /* Every second, decrease the values of the timers. */
2329 if (elapsed
>= 1000) {
2330 rstp_tick_timers(ofproto
->rstp
);
2331 ofproto
->rstp_last_tick
= now
;
2334 while ((ofport
= rstp_get_next_changed_port_aux(ofproto
->rstp
, &rp
))) {
2335 update_rstp_port_state(ofport
);
2339 /* FIXME: This check should be done on-event (i.e., when setting
2340 * p->fdb_flush) and not periodically.
2342 while ((ofport
= rstp_check_and_reset_fdb_flush(ofproto
->rstp
, &rp
))) {
2343 if (!rstp_shift_root_learned_address(ofproto
->rstp
)
2344 || rstp_get_old_root_aux(ofproto
->rstp
) != ofport
) {
2345 bundle_flush_macs(ofport
->bundle
, false);
2349 if (rstp_shift_root_learned_address(ofproto
->rstp
)) {
2350 struct ofport_dpif
*old_root_aux
=
2351 (struct ofport_dpif
*)rstp_get_old_root_aux(ofproto
->rstp
);
2352 struct ofport_dpif
*new_root_aux
=
2353 (struct ofport_dpif
*)rstp_get_new_root_aux(ofproto
->rstp
);
2354 if (old_root_aux
!= NULL
&& new_root_aux
!= NULL
) {
2355 bundle_move(old_root_aux
->bundle
, new_root_aux
->bundle
);
2356 rstp_reset_root_changed(ofproto
->rstp
);
2362 /* Configures STP on 'ofproto_' using the settings defined in 's'. */
2364 set_stp(struct ofproto
*ofproto_
, const struct ofproto_stp_settings
*s
)
2366 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofproto_
);
2368 /* Only revalidate flows if the configuration changed. */
2369 if (!s
!= !ofproto
->stp
) {
2370 ofproto
->backer
->need_revalidate
= REV_RECONFIGURE
;
2374 if (!ofproto
->stp
) {
2375 ofproto
->stp
= stp_create(ofproto_
->name
, s
->system_id
,
2376 send_bpdu_cb
, ofproto
);
2377 ofproto
->stp_last_tick
= time_msec();
2380 stp_set_bridge_id(ofproto
->stp
, s
->system_id
);
2381 stp_set_bridge_priority(ofproto
->stp
, s
->priority
);
2382 stp_set_hello_time(ofproto
->stp
, s
->hello_time
);
2383 stp_set_max_age(ofproto
->stp
, s
->max_age
);
2384 stp_set_forward_delay(ofproto
->stp
, s
->fwd_delay
);
2386 struct ofport
*ofport
;
2388 HMAP_FOR_EACH (ofport
, hmap_node
, &ofproto
->up
.ports
) {
2389 set_stp_port(ofport
, NULL
);
2392 stp_unref(ofproto
->stp
);
2393 ofproto
->stp
= NULL
;
2400 get_stp_status(struct ofproto
*ofproto_
, struct ofproto_stp_status
*s
)
2402 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofproto_
);
2406 s
->bridge_id
= stp_get_bridge_id(ofproto
->stp
);
2407 s
->designated_root
= stp_get_designated_root(ofproto
->stp
);
2408 s
->root_path_cost
= stp_get_root_path_cost(ofproto
->stp
);
2417 update_stp_port_state(struct ofport_dpif
*ofport
)
2419 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofport
->up
.ofproto
);
2420 enum stp_state state
;
2422 /* Figure out new state. */
2423 state
= ofport
->stp_port
? stp_port_get_state(ofport
->stp_port
)
2427 if (ofport
->stp_state
!= state
) {
2428 enum ofputil_port_state of_state
;
2431 VLOG_DBG("port %s: STP state changed from %s to %s",
2432 netdev_get_name(ofport
->up
.netdev
),
2433 stp_state_name(ofport
->stp_state
),
2434 stp_state_name(state
));
2435 if (stp_learn_in_state(ofport
->stp_state
)
2436 != stp_learn_in_state(state
)) {
2437 /* xxx Learning action flows should also be flushed. */
2438 ovs_rwlock_wrlock(&ofproto
->ml
->rwlock
);
2439 mac_learning_flush(ofproto
->ml
);
2440 ovs_rwlock_unlock(&ofproto
->ml
->rwlock
);
2441 mcast_snooping_mdb_flush(ofproto
->ms
);
2443 fwd_change
= stp_forward_in_state(ofport
->stp_state
)
2444 != stp_forward_in_state(state
);
2446 ofproto
->backer
->need_revalidate
= REV_STP
;
2447 ofport
->stp_state
= state
;
2448 ofport
->stp_state_entered
= time_msec();
2450 if (fwd_change
&& ofport
->bundle
) {
2451 bundle_update(ofport
->bundle
);
2454 /* Update the STP state bits in the OpenFlow port description. */
2455 of_state
= ofport
->up
.pp
.state
& ~OFPUTIL_PS_STP_MASK
;
2456 of_state
|= (state
== STP_LISTENING
? OFPUTIL_PS_STP_LISTEN
2457 : state
== STP_LEARNING
? OFPUTIL_PS_STP_LEARN
2458 : state
== STP_FORWARDING
? OFPUTIL_PS_STP_FORWARD
2459 : state
== STP_BLOCKING
? OFPUTIL_PS_STP_BLOCK
2461 ofproto_port_set_state(&ofport
->up
, of_state
);
2465 /* Configures STP on 'ofport_' using the settings defined in 's'. The
2466 * caller is responsible for assigning STP port numbers and ensuring
2467 * there are no duplicates. */
2469 set_stp_port(struct ofport
*ofport_
,
2470 const struct ofproto_port_stp_settings
*s
)
2472 struct ofport_dpif
*ofport
= ofport_dpif_cast(ofport_
);
2473 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofport
->up
.ofproto
);
2474 struct stp_port
*sp
= ofport
->stp_port
;
2476 if (!s
|| !s
->enable
) {
2478 ofport
->stp_port
= NULL
;
2479 stp_port_disable(sp
);
2480 update_stp_port_state(ofport
);
2483 } else if (sp
&& stp_port_no(sp
) != s
->port_num
2484 && ofport
== stp_port_get_aux(sp
)) {
2485 /* The port-id changed, so disable the old one if it's not
2486 * already in use by another port. */
2487 stp_port_disable(sp
);
2490 sp
= ofport
->stp_port
= stp_get_port(ofproto
->stp
, s
->port_num
);
2492 /* Set name before enabling the port so that debugging messages can print
2494 stp_port_set_name(sp
, netdev_get_name(ofport
->up
.netdev
));
2495 stp_port_enable(sp
);
2497 stp_port_set_aux(sp
, ofport
);
2498 stp_port_set_priority(sp
, s
->priority
);
2499 stp_port_set_path_cost(sp
, s
->path_cost
);
2501 update_stp_port_state(ofport
);
2507 get_stp_port_status(struct ofport
*ofport_
,
2508 struct ofproto_port_stp_status
*s
)
2510 struct ofport_dpif
*ofport
= ofport_dpif_cast(ofport_
);
2511 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofport
->up
.ofproto
);
2512 struct stp_port
*sp
= ofport
->stp_port
;
2514 if (!ofproto
->stp
|| !sp
) {
2520 s
->port_id
= stp_port_get_id(sp
);
2521 s
->state
= stp_port_get_state(sp
);
2522 s
->sec_in_state
= (time_msec() - ofport
->stp_state_entered
) / 1000;
2523 s
->role
= stp_port_get_role(sp
);
2529 get_stp_port_stats(struct ofport
*ofport_
,
2530 struct ofproto_port_stp_stats
*s
)
2532 struct ofport_dpif
*ofport
= ofport_dpif_cast(ofport_
);
2533 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofport
->up
.ofproto
);
2534 struct stp_port
*sp
= ofport
->stp_port
;
2536 if (!ofproto
->stp
|| !sp
) {
2542 stp_port_get_counts(sp
, &s
->tx_count
, &s
->rx_count
, &s
->error_count
);
2548 stp_run(struct ofproto_dpif
*ofproto
)
2551 long long int now
= time_msec();
2552 long long int elapsed
= now
- ofproto
->stp_last_tick
;
2553 struct stp_port
*sp
;
2556 stp_tick(ofproto
->stp
, MIN(INT_MAX
, elapsed
));
2557 ofproto
->stp_last_tick
= now
;
2559 while (stp_get_changed_port(ofproto
->stp
, &sp
)) {
2560 struct ofport_dpif
*ofport
= stp_port_get_aux(sp
);
2563 update_stp_port_state(ofport
);
2567 if (stp_check_and_reset_fdb_flush(ofproto
->stp
)) {
2568 ovs_rwlock_wrlock(&ofproto
->ml
->rwlock
);
2569 mac_learning_flush(ofproto
->ml
);
2570 ovs_rwlock_unlock(&ofproto
->ml
->rwlock
);
2571 mcast_snooping_mdb_flush(ofproto
->ms
);
2577 stp_wait(struct ofproto_dpif
*ofproto
)
2580 poll_timer_wait(1000);
2584 /* Configures RSTP on 'ofport_' using the settings defined in 's'. The
2585 * caller is responsible for assigning RSTP port numbers and ensuring
2586 * there are no duplicates. */
2588 set_rstp_port(struct ofport
*ofport_
,
2589 const struct ofproto_port_rstp_settings
*s
)
2591 struct ofport_dpif
*ofport
= ofport_dpif_cast(ofport_
);
2592 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofport
->up
.ofproto
);
2593 struct rstp_port
*rp
= ofport
->rstp_port
;
2595 if (!s
|| !s
->enable
) {
2597 rstp_port_set_aux(rp
, NULL
);
2598 rstp_port_set_state(rp
, RSTP_DISABLED
);
2599 rstp_port_set_mac_operational(rp
, false);
2600 ofport
->rstp_port
= NULL
;
2601 rstp_port_unref(rp
);
2602 update_rstp_port_state(ofport
);
2607 /* Check if need to add a new port. */
2609 rp
= ofport
->rstp_port
= rstp_add_port(ofproto
->rstp
);
2612 rstp_port_set(rp
, s
->port_num
, s
->priority
, s
->path_cost
,
2613 s
->admin_edge_port
, s
->auto_edge
,
2614 s
->admin_p2p_mac_state
, s
->admin_port_state
, s
->mcheck
,
2616 update_rstp_port_state(ofport
);
2617 /* Synchronize operational status. */
2618 rstp_port_set_mac_operational(rp
, ofport
->may_enable
);
2622 get_rstp_port_status(struct ofport
*ofport_
,
2623 struct ofproto_port_rstp_status
*s
)
2625 struct ofport_dpif
*ofport
= ofport_dpif_cast(ofport_
);
2626 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofport
->up
.ofproto
);
2627 struct rstp_port
*rp
= ofport
->rstp_port
;
2629 if (!ofproto
->rstp
|| !rp
) {
2635 rstp_port_get_status(rp
, &s
->port_id
, &s
->state
, &s
->role
,
2636 &s
->designated_bridge_id
, &s
->designated_port_id
,
2637 &s
->designated_path_cost
, &s
->tx_count
,
2638 &s
->rx_count
, &s
->error_count
, &s
->uptime
);
2643 set_queues(struct ofport
*ofport_
, const struct ofproto_port_queue
*qdscp
,
2646 struct ofport_dpif
*ofport
= ofport_dpif_cast(ofport_
);
2647 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofport
->up
.ofproto
);
2649 if (ofport
->n_qdscp
!= n_qdscp
2650 || (n_qdscp
&& memcmp(ofport
->qdscp
, qdscp
,
2651 n_qdscp
* sizeof *qdscp
))) {
2652 ofproto
->backer
->need_revalidate
= REV_RECONFIGURE
;
2653 free(ofport
->qdscp
);
2654 ofport
->qdscp
= n_qdscp
2655 ? xmemdup(qdscp
, n_qdscp
* sizeof *qdscp
)
2657 ofport
->n_qdscp
= n_qdscp
;
2665 /* Expires all MAC learning entries associated with 'bundle' and forces its
2666 * ofproto to revalidate every flow.
2668 * Normally MAC learning entries are removed only from the ofproto associated
2669 * with 'bundle', but if 'all_ofprotos' is true, then the MAC learning entries
2670 * are removed from every ofproto. When patch ports and SLB bonds are in use
2671 * and a VM migration happens and the gratuitous ARPs are somehow lost, this
2672 * avoids a MAC_ENTRY_IDLE_TIME delay before the migrated VM can communicate
2673 * with the host from which it migrated. */
2675 bundle_flush_macs(struct ofbundle
*bundle
, bool all_ofprotos
)
2677 struct ofproto_dpif
*ofproto
= bundle
->ofproto
;
2678 struct mac_learning
*ml
= ofproto
->ml
;
2679 struct mac_entry
*mac
, *next_mac
;
2681 ofproto
->backer
->need_revalidate
= REV_RECONFIGURE
;
2682 ovs_rwlock_wrlock(&ml
->rwlock
);
2683 LIST_FOR_EACH_SAFE (mac
, next_mac
, lru_node
, &ml
->lrus
) {
2684 if (mac_entry_get_port(ml
, mac
) == bundle
) {
2686 struct ofproto_dpif
*o
;
2688 HMAP_FOR_EACH (o
, all_ofproto_dpifs_node
, &all_ofproto_dpifs
) {
2690 struct mac_entry
*e
;
2692 ovs_rwlock_wrlock(&o
->ml
->rwlock
);
2693 e
= mac_learning_lookup(o
->ml
, mac
->mac
, mac
->vlan
);
2695 mac_learning_expire(o
->ml
, e
);
2697 ovs_rwlock_unlock(&o
->ml
->rwlock
);
2702 mac_learning_expire(ml
, mac
);
2705 ovs_rwlock_unlock(&ml
->rwlock
);
2709 bundle_move(struct ofbundle
*old
, struct ofbundle
*new)
2711 struct ofproto_dpif
*ofproto
= old
->ofproto
;
2712 struct mac_learning
*ml
= ofproto
->ml
;
2713 struct mac_entry
*mac
, *next_mac
;
2715 ovs_assert(new->ofproto
== old
->ofproto
);
2717 ofproto
->backer
->need_revalidate
= REV_RECONFIGURE
;
2718 ovs_rwlock_wrlock(&ml
->rwlock
);
2719 LIST_FOR_EACH_SAFE (mac
, next_mac
, lru_node
, &ml
->lrus
) {
2720 if (mac_entry_get_port(ml
, mac
) == old
) {
2721 mac_entry_set_port(ml
, mac
, new);
2724 ovs_rwlock_unlock(&ml
->rwlock
);
2727 static struct ofbundle
*
2728 bundle_lookup(const struct ofproto_dpif
*ofproto
, void *aux
)
2730 struct ofbundle
*bundle
;
2732 HMAP_FOR_EACH_IN_BUCKET (bundle
, hmap_node
, hash_pointer(aux
, 0),
2733 &ofproto
->bundles
) {
2734 if (bundle
->aux
== aux
) {
2742 bundle_update(struct ofbundle
*bundle
)
2744 struct ofport_dpif
*port
;
2746 bundle
->floodable
= true;
2747 LIST_FOR_EACH (port
, bundle_node
, &bundle
->ports
) {
2748 if (port
->up
.pp
.config
& OFPUTIL_PC_NO_FLOOD
2750 || (bundle
->ofproto
->stp
&& !stp_forward_in_state(port
->stp_state
))
2751 || (bundle
->ofproto
->rstp
&& !rstp_forward_in_state(port
->rstp_state
))) {
2752 bundle
->floodable
= false;
2759 bundle_del_port(struct ofport_dpif
*port
)
2761 struct ofbundle
*bundle
= port
->bundle
;
2763 bundle
->ofproto
->backer
->need_revalidate
= REV_RECONFIGURE
;
2765 ovs_list_remove(&port
->bundle_node
);
2766 port
->bundle
= NULL
;
2769 lacp_slave_unregister(bundle
->lacp
, port
);
2772 bond_slave_unregister(bundle
->bond
, port
);
2775 bundle_update(bundle
);
2779 bundle_add_port(struct ofbundle
*bundle
, ofp_port_t ofp_port
,
2780 struct lacp_slave_settings
*lacp
)
2782 struct ofport_dpif
*port
;
2784 port
= ofp_port_to_ofport(bundle
->ofproto
, ofp_port
);
2789 if (port
->bundle
!= bundle
) {
2790 bundle
->ofproto
->backer
->need_revalidate
= REV_RECONFIGURE
;
2792 bundle_remove(&port
->up
);
2795 port
->bundle
= bundle
;
2796 ovs_list_push_back(&bundle
->ports
, &port
->bundle_node
);
2797 if (port
->up
.pp
.config
& OFPUTIL_PC_NO_FLOOD
2799 || (bundle
->ofproto
->stp
&& !stp_forward_in_state(port
->stp_state
))
2800 || (bundle
->ofproto
->rstp
&& !rstp_forward_in_state(port
->rstp_state
))) {
2801 bundle
->floodable
= false;
2805 bundle
->ofproto
->backer
->need_revalidate
= REV_RECONFIGURE
;
2806 lacp_slave_register(bundle
->lacp
, port
, lacp
);
2813 bundle_destroy(struct ofbundle
*bundle
)
2815 struct ofproto_dpif
*ofproto
;
2816 struct ofport_dpif
*port
, *next_port
;
2822 ofproto
= bundle
->ofproto
;
2823 mbridge_unregister_bundle(ofproto
->mbridge
, bundle
);
2826 xlate_bundle_remove(bundle
);
2829 LIST_FOR_EACH_SAFE (port
, next_port
, bundle_node
, &bundle
->ports
) {
2830 bundle_del_port(port
);
2833 bundle_flush_macs(bundle
, true);
2834 hmap_remove(&ofproto
->bundles
, &bundle
->hmap_node
);
2836 free(bundle
->trunks
);
2837 lacp_unref(bundle
->lacp
);
2838 bond_unref(bundle
->bond
);
2843 bundle_set(struct ofproto
*ofproto_
, void *aux
,
2844 const struct ofproto_bundle_settings
*s
)
2846 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofproto_
);
2847 bool need_flush
= false;
2848 struct ofport_dpif
*port
;
2849 struct ofbundle
*bundle
;
2850 unsigned long *trunks
;
2856 bundle_destroy(bundle_lookup(ofproto
, aux
));
2860 ovs_assert(s
->n_slaves
== 1 || s
->bond
!= NULL
);
2861 ovs_assert((s
->lacp
!= NULL
) == (s
->lacp_slaves
!= NULL
));
2863 bundle
= bundle_lookup(ofproto
, aux
);
2865 bundle
= xmalloc(sizeof *bundle
);
2867 bundle
->ofproto
= ofproto
;
2868 hmap_insert(&ofproto
->bundles
, &bundle
->hmap_node
,
2869 hash_pointer(aux
, 0));
2871 bundle
->name
= NULL
;
2873 ovs_list_init(&bundle
->ports
);
2874 bundle
->vlan_mode
= PORT_VLAN_TRUNK
;
2876 bundle
->trunks
= NULL
;
2877 bundle
->use_priority_tags
= s
->use_priority_tags
;
2878 bundle
->lacp
= NULL
;
2879 bundle
->bond
= NULL
;
2881 bundle
->floodable
= true;
2882 mbridge_register_bundle(ofproto
->mbridge
, bundle
);
2885 if (!bundle
->name
|| strcmp(s
->name
, bundle
->name
)) {
2887 bundle
->name
= xstrdup(s
->name
);
2892 ofproto
->lacp_enabled
= true;
2893 if (!bundle
->lacp
) {
2894 ofproto
->backer
->need_revalidate
= REV_RECONFIGURE
;
2895 bundle
->lacp
= lacp_create();
2897 lacp_configure(bundle
->lacp
, s
->lacp
);
2899 lacp_unref(bundle
->lacp
);
2900 bundle
->lacp
= NULL
;
2903 /* Update set of ports. */
2905 for (i
= 0; i
< s
->n_slaves
; i
++) {
2906 if (!bundle_add_port(bundle
, s
->slaves
[i
],
2907 s
->lacp
? &s
->lacp_slaves
[i
] : NULL
)) {
2911 if (!ok
|| ovs_list_size(&bundle
->ports
) != s
->n_slaves
) {
2912 struct ofport_dpif
*next_port
;
2914 LIST_FOR_EACH_SAFE (port
, next_port
, bundle_node
, &bundle
->ports
) {
2915 for (i
= 0; i
< s
->n_slaves
; i
++) {
2916 if (s
->slaves
[i
] == port
->up
.ofp_port
) {
2921 bundle_del_port(port
);
2925 ovs_assert(ovs_list_size(&bundle
->ports
) <= s
->n_slaves
);
2927 if (ovs_list_is_empty(&bundle
->ports
)) {
2928 bundle_destroy(bundle
);
2932 /* Set VLAN tagging mode */
2933 if (s
->vlan_mode
!= bundle
->vlan_mode
2934 || s
->use_priority_tags
!= bundle
->use_priority_tags
) {
2935 bundle
->vlan_mode
= s
->vlan_mode
;
2936 bundle
->use_priority_tags
= s
->use_priority_tags
;
2941 vlan
= (s
->vlan_mode
== PORT_VLAN_TRUNK
? -1
2942 : s
->vlan
>= 0 && s
->vlan
<= 4095 ? s
->vlan
2944 if (vlan
!= bundle
->vlan
) {
2945 bundle
->vlan
= vlan
;
2949 /* Get trunked VLANs. */
2950 switch (s
->vlan_mode
) {
2951 case PORT_VLAN_ACCESS
:
2955 case PORT_VLAN_TRUNK
:
2956 trunks
= CONST_CAST(unsigned long *, s
->trunks
);
2959 case PORT_VLAN_NATIVE_UNTAGGED
:
2960 case PORT_VLAN_NATIVE_TAGGED
:
2961 if (vlan
!= 0 && (!s
->trunks
2962 || !bitmap_is_set(s
->trunks
, vlan
)
2963 || bitmap_is_set(s
->trunks
, 0))) {
2964 /* Force trunking the native VLAN and prohibit trunking VLAN 0. */
2966 trunks
= bitmap_clone(s
->trunks
, 4096);
2968 trunks
= bitmap_allocate1(4096);
2970 bitmap_set1(trunks
, vlan
);
2971 bitmap_set0(trunks
, 0);
2973 trunks
= CONST_CAST(unsigned long *, s
->trunks
);
2980 if (!vlan_bitmap_equal(trunks
, bundle
->trunks
)) {
2981 free(bundle
->trunks
);
2982 if (trunks
== s
->trunks
) {
2983 bundle
->trunks
= vlan_bitmap_clone(trunks
);
2985 bundle
->trunks
= trunks
;
2990 if (trunks
!= s
->trunks
) {
2995 if (!ovs_list_is_short(&bundle
->ports
)) {
2996 bundle
->ofproto
->has_bonded_bundles
= true;
2998 if (bond_reconfigure(bundle
->bond
, s
->bond
)) {
2999 ofproto
->backer
->need_revalidate
= REV_RECONFIGURE
;
3002 bundle
->bond
= bond_create(s
->bond
, ofproto
);
3003 ofproto
->backer
->need_revalidate
= REV_RECONFIGURE
;
3006 LIST_FOR_EACH (port
, bundle_node
, &bundle
->ports
) {
3007 bond_slave_register(bundle
->bond
, port
,
3008 port
->up
.ofp_port
, port
->up
.netdev
);
3011 bond_unref(bundle
->bond
);
3012 bundle
->bond
= NULL
;
3015 /* If we changed something that would affect MAC learning, un-learn
3016 * everything on this port and force flow revalidation. */
3018 bundle_flush_macs(bundle
, false);
3025 bundle_remove(struct ofport
*port_
)
3027 struct ofport_dpif
*port
= ofport_dpif_cast(port_
);
3028 struct ofbundle
*bundle
= port
->bundle
;
3031 bundle_del_port(port
);
3032 if (ovs_list_is_empty(&bundle
->ports
)) {
3033 bundle_destroy(bundle
);
3034 } else if (ovs_list_is_short(&bundle
->ports
)) {
3035 bond_unref(bundle
->bond
);
3036 bundle
->bond
= NULL
;
3042 send_pdu_cb(void *port_
, const void *pdu
, size_t pdu_size
)
3044 static struct vlog_rate_limit rl
= VLOG_RATE_LIMIT_INIT(1, 10);
3045 struct ofport_dpif
*port
= port_
;
3049 error
= netdev_get_etheraddr(port
->up
.netdev
, &ea
);
3051 struct dp_packet packet
;
3054 dp_packet_init(&packet
, 0);
3055 packet_pdu
= eth_compose(&packet
, eth_addr_lacp
, ea
, ETH_TYPE_LACP
,
3057 memcpy(packet_pdu
, pdu
, pdu_size
);
3059 ofproto_dpif_send_packet(port
, &packet
);
3060 dp_packet_uninit(&packet
);
3062 VLOG_ERR_RL(&rl
, "port %s: cannot obtain Ethernet address of iface "
3063 "%s (%s)", port
->bundle
->name
,
3064 netdev_get_name(port
->up
.netdev
), ovs_strerror(error
));
3069 bundle_send_learning_packets(struct ofbundle
*bundle
)
3071 struct ofproto_dpif
*ofproto
= bundle
->ofproto
;
3072 int error
, n_packets
, n_errors
;
3073 struct mac_entry
*e
;
3075 struct ovs_list list_node
;
3076 struct ofport_dpif
*port
;
3077 struct dp_packet
*pkt
;
3079 struct ovs_list packets
;
3081 ovs_list_init(&packets
);
3082 ovs_rwlock_rdlock(&ofproto
->ml
->rwlock
);
3083 LIST_FOR_EACH (e
, lru_node
, &ofproto
->ml
->lrus
) {
3084 if (mac_entry_get_port(ofproto
->ml
, e
) != bundle
) {
3085 pkt_node
= xmalloc(sizeof *pkt_node
);
3086 pkt_node
->pkt
= bond_compose_learning_packet(bundle
->bond
,
3088 (void **)&pkt_node
->port
);
3089 ovs_list_push_back(&packets
, &pkt_node
->list_node
);
3092 ovs_rwlock_unlock(&ofproto
->ml
->rwlock
);
3094 error
= n_packets
= n_errors
= 0;
3095 LIST_FOR_EACH_POP (pkt_node
, list_node
, &packets
) {
3098 ret
= ofproto_dpif_send_packet(pkt_node
->port
, pkt_node
->pkt
);
3099 dp_packet_delete(pkt_node
->pkt
);
3109 static struct vlog_rate_limit rl
= VLOG_RATE_LIMIT_INIT(1, 5);
3110 VLOG_WARN_RL(&rl
, "bond %s: %d errors sending %d gratuitous learning "
3111 "packets, last error was: %s",
3112 bundle
->name
, n_errors
, n_packets
, ovs_strerror(error
));
3114 VLOG_DBG("bond %s: sent %d gratuitous learning packets",
3115 bundle
->name
, n_packets
);
3120 bundle_run(struct ofbundle
*bundle
)
3123 lacp_run(bundle
->lacp
, send_pdu_cb
);
3126 struct ofport_dpif
*port
;
3128 LIST_FOR_EACH (port
, bundle_node
, &bundle
->ports
) {
3129 bond_slave_set_may_enable(bundle
->bond
, port
, port
->may_enable
);
3132 if (bond_run(bundle
->bond
, lacp_status(bundle
->lacp
))) {
3133 bundle
->ofproto
->backer
->need_revalidate
= REV_BOND
;
3136 if (bond_should_send_learning_packets(bundle
->bond
)) {
3137 bundle_send_learning_packets(bundle
);
3143 bundle_wait(struct ofbundle
*bundle
)
3146 lacp_wait(bundle
->lacp
);
3149 bond_wait(bundle
->bond
);
3156 mirror_set__(struct ofproto
*ofproto_
, void *aux
,
3157 const struct ofproto_mirror_settings
*s
)
3159 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofproto_
);
3160 struct ofbundle
**srcs
, **dsts
;
3165 mirror_destroy(ofproto
->mbridge
, aux
);
3169 srcs
= xmalloc(s
->n_srcs
* sizeof *srcs
);
3170 dsts
= xmalloc(s
->n_dsts
* sizeof *dsts
);
3172 for (i
= 0; i
< s
->n_srcs
; i
++) {
3173 srcs
[i
] = bundle_lookup(ofproto
, s
->srcs
[i
]);
3176 for (i
= 0; i
< s
->n_dsts
; i
++) {
3177 dsts
[i
] = bundle_lookup(ofproto
, s
->dsts
[i
]);
3180 error
= mirror_set(ofproto
->mbridge
, aux
, s
->name
, srcs
, s
->n_srcs
, dsts
,
3181 s
->n_dsts
, s
->src_vlans
,
3182 bundle_lookup(ofproto
, s
->out_bundle
), s
->out_vlan
);
3189 mirror_get_stats__(struct ofproto
*ofproto
, void *aux
,
3190 uint64_t *packets
, uint64_t *bytes
)
3192 return mirror_get_stats(ofproto_dpif_cast(ofproto
)->mbridge
, aux
, packets
,
3197 set_flood_vlans(struct ofproto
*ofproto_
, unsigned long *flood_vlans
)
3199 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofproto_
);
3200 ovs_rwlock_wrlock(&ofproto
->ml
->rwlock
);
3201 if (mac_learning_set_flood_vlans(ofproto
->ml
, flood_vlans
)) {
3202 mac_learning_flush(ofproto
->ml
);
3204 ovs_rwlock_unlock(&ofproto
->ml
->rwlock
);
3209 is_mirror_output_bundle(const struct ofproto
*ofproto_
, void *aux
)
3211 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofproto_
);
3212 struct ofbundle
*bundle
= bundle_lookup(ofproto
, aux
);
3213 return bundle
&& mirror_bundle_out(ofproto
->mbridge
, bundle
) != 0;
3217 forward_bpdu_changed(struct ofproto
*ofproto_
)
3219 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofproto_
);
3220 ofproto
->backer
->need_revalidate
= REV_RECONFIGURE
;
3224 set_mac_table_config(struct ofproto
*ofproto_
, unsigned int idle_time
,
3227 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofproto_
);
3228 ovs_rwlock_wrlock(&ofproto
->ml
->rwlock
);
3229 mac_learning_set_idle_time(ofproto
->ml
, idle_time
);
3230 mac_learning_set_max_entries(ofproto
->ml
, max_entries
);
3231 ovs_rwlock_unlock(&ofproto
->ml
->rwlock
);
3234 /* Configures multicast snooping on 'ofport' using the settings
3235 * defined in 's'. */
3237 set_mcast_snooping(struct ofproto
*ofproto_
,
3238 const struct ofproto_mcast_snooping_settings
*s
)
3240 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofproto_
);
3242 /* Only revalidate flows if the configuration changed. */
3243 if (!s
!= !ofproto
->ms
) {
3244 ofproto
->backer
->need_revalidate
= REV_RECONFIGURE
;
3249 ofproto
->ms
= mcast_snooping_create();
3252 ovs_rwlock_wrlock(&ofproto
->ms
->rwlock
);
3253 mcast_snooping_set_idle_time(ofproto
->ms
, s
->idle_time
);
3254 mcast_snooping_set_max_entries(ofproto
->ms
, s
->max_entries
);
3255 if (mcast_snooping_set_flood_unreg(ofproto
->ms
, s
->flood_unreg
)) {
3256 ofproto
->backer
->need_revalidate
= REV_RECONFIGURE
;
3258 ovs_rwlock_unlock(&ofproto
->ms
->rwlock
);
3260 mcast_snooping_unref(ofproto
->ms
);
3267 /* Configures multicast snooping port's flood settings on 'ofproto'. */
3269 set_mcast_snooping_port(struct ofproto
*ofproto_
, void *aux
,
3270 const struct ofproto_mcast_snooping_port_settings
*s
)
3272 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofproto_
);
3273 struct ofbundle
*bundle
= bundle_lookup(ofproto
, aux
);
3275 if (ofproto
->ms
&& s
) {
3276 ovs_rwlock_wrlock(&ofproto
->ms
->rwlock
);
3277 mcast_snooping_set_port_flood(ofproto
->ms
, bundle
, s
->flood
);
3278 mcast_snooping_set_port_flood_reports(ofproto
->ms
, bundle
,
3280 ovs_rwlock_unlock(&ofproto
->ms
->rwlock
);
3288 struct ofport_dpif
*
3289 ofp_port_to_ofport(const struct ofproto_dpif
*ofproto
, ofp_port_t ofp_port
)
3291 struct ofport
*ofport
= ofproto_get_port(&ofproto
->up
, ofp_port
);
3292 return ofport
? ofport_dpif_cast(ofport
) : NULL
;
3296 ofproto_port_from_dpif_port(struct ofproto_dpif
*ofproto
,
3297 struct ofproto_port
*ofproto_port
,
3298 struct dpif_port
*dpif_port
)
3300 ofproto_port
->name
= dpif_port
->name
;
3301 ofproto_port
->type
= dpif_port
->type
;
3302 ofproto_port
->ofp_port
= odp_port_to_ofp_port(ofproto
, dpif_port
->port_no
);
3306 ofport_update_peer(struct ofport_dpif
*ofport
)
3308 const struct ofproto_dpif
*ofproto
;
3309 struct dpif_backer
*backer
;
3312 if (!netdev_vport_is_patch(ofport
->up
.netdev
)) {
3316 backer
= ofproto_dpif_cast(ofport
->up
.ofproto
)->backer
;
3317 backer
->need_revalidate
= REV_RECONFIGURE
;
3320 ofport
->peer
->peer
= NULL
;
3321 ofport
->peer
= NULL
;
3324 peer_name
= netdev_vport_patch_peer(ofport
->up
.netdev
);
3329 HMAP_FOR_EACH (ofproto
, all_ofproto_dpifs_node
, &all_ofproto_dpifs
) {
3330 struct ofport
*peer_ofport
;
3331 struct ofport_dpif
*peer
;
3334 if (ofproto
->backer
!= backer
) {
3338 peer_ofport
= shash_find_data(&ofproto
->up
.port_by_name
, peer_name
);
3343 peer
= ofport_dpif_cast(peer_ofport
);
3344 peer_peer
= netdev_vport_patch_peer(peer
->up
.netdev
);
3345 if (peer_peer
&& !strcmp(netdev_get_name(ofport
->up
.netdev
),
3347 ofport
->peer
= peer
;
3348 ofport
->peer
->peer
= ofport
;
3358 port_run(struct ofport_dpif
*ofport
)
3360 long long int carrier_seq
= netdev_get_carrier_resets(ofport
->up
.netdev
);
3361 bool carrier_changed
= carrier_seq
!= ofport
->carrier_seq
;
3362 bool enable
= netdev_get_carrier(ofport
->up
.netdev
);
3363 bool cfm_enable
= false;
3364 bool bfd_enable
= false;
3366 ofport
->carrier_seq
= carrier_seq
;
3369 int cfm_opup
= cfm_get_opup(ofport
->cfm
);
3371 cfm_enable
= !cfm_get_fault(ofport
->cfm
);
3373 if (cfm_opup
>= 0) {
3374 cfm_enable
= cfm_enable
&& cfm_opup
;
3379 bfd_enable
= bfd_forwarding(ofport
->bfd
);
3382 if (ofport
->bfd
|| ofport
->cfm
) {
3383 enable
= enable
&& (cfm_enable
|| bfd_enable
);
3386 if (ofport
->bundle
) {
3387 enable
= enable
&& lacp_slave_may_enable(ofport
->bundle
->lacp
, ofport
);
3388 if (carrier_changed
) {
3389 lacp_slave_carrier_changed(ofport
->bundle
->lacp
, ofport
);
3393 if (ofport
->may_enable
!= enable
) {
3394 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofport
->up
.ofproto
);
3396 ofproto
->backer
->need_revalidate
= REV_PORT_TOGGLED
;
3398 if (ofport
->rstp_port
) {
3399 rstp_port_set_mac_operational(ofport
->rstp_port
, enable
);
3403 ofport
->may_enable
= enable
;
3407 port_query_by_name(const struct ofproto
*ofproto_
, const char *devname
,
3408 struct ofproto_port
*ofproto_port
)
3410 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofproto_
);
3411 struct dpif_port dpif_port
;
3414 if (sset_contains(&ofproto
->ghost_ports
, devname
)) {
3415 const char *type
= netdev_get_type_from_name(devname
);
3417 /* We may be called before ofproto->up.port_by_name is populated with
3418 * the appropriate ofport. For this reason, we must get the name and
3419 * type from the netdev layer directly. */
3421 const struct ofport
*ofport
;
3423 ofport
= shash_find_data(&ofproto
->up
.port_by_name
, devname
);
3424 ofproto_port
->ofp_port
= ofport
? ofport
->ofp_port
: OFPP_NONE
;
3425 ofproto_port
->name
= xstrdup(devname
);
3426 ofproto_port
->type
= xstrdup(type
);
3432 if (!sset_contains(&ofproto
->ports
, devname
)) {
3435 error
= dpif_port_query_by_name(ofproto
->backer
->dpif
,
3436 devname
, &dpif_port
);
3438 ofproto_port_from_dpif_port(ofproto
, ofproto_port
, &dpif_port
);
3444 port_add(struct ofproto
*ofproto_
, struct netdev
*netdev
)
3446 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofproto_
);
3447 const char *devname
= netdev_get_name(netdev
);
3448 char namebuf
[NETDEV_VPORT_NAME_BUFSIZE
];
3449 const char *dp_port_name
;
3451 if (netdev_vport_is_patch(netdev
)) {
3452 sset_add(&ofproto
->ghost_ports
, netdev_get_name(netdev
));
3456 dp_port_name
= netdev_vport_get_dpif_port(netdev
, namebuf
, sizeof namebuf
);
3457 if (!dpif_port_exists(ofproto
->backer
->dpif
, dp_port_name
)) {
3458 odp_port_t port_no
= ODPP_NONE
;
3461 error
= dpif_port_add(ofproto
->backer
->dpif
, netdev
, &port_no
);
3465 if (netdev_get_tunnel_config(netdev
)) {
3466 simap_put(&ofproto
->backer
->tnl_backers
,
3467 dp_port_name
, odp_to_u32(port_no
));
3471 if (netdev_get_tunnel_config(netdev
)) {
3472 sset_add(&ofproto
->ghost_ports
, devname
);
3474 sset_add(&ofproto
->ports
, devname
);
3480 port_del(struct ofproto
*ofproto_
, ofp_port_t ofp_port
)
3482 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofproto_
);
3483 struct ofport_dpif
*ofport
= ofp_port_to_ofport(ofproto
, ofp_port
);
3490 sset_find_and_delete(&ofproto
->ghost_ports
,
3491 netdev_get_name(ofport
->up
.netdev
));
3492 ofproto
->backer
->need_revalidate
= REV_RECONFIGURE
;
3493 if (!ofport
->is_tunnel
&& !netdev_vport_is_patch(ofport
->up
.netdev
)) {
3494 error
= dpif_port_del(ofproto
->backer
->dpif
, ofport
->odp_port
);
3496 /* The caller is going to close ofport->up.netdev. If this is a
3497 * bonded port, then the bond is using that netdev, so remove it
3498 * from the bond. The client will need to reconfigure everything
3499 * after deleting ports, so then the slave will get re-added. */
3500 bundle_remove(&ofport
->up
);
3507 port_get_stats(const struct ofport
*ofport_
, struct netdev_stats
*stats
)
3509 struct ofport_dpif
*ofport
= ofport_dpif_cast(ofport_
);
3512 error
= netdev_get_stats(ofport
->up
.netdev
, stats
);
3514 if (!error
&& ofport_
->ofp_port
== OFPP_LOCAL
) {
3515 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofport
->up
.ofproto
);
3517 ovs_mutex_lock(&ofproto
->stats_mutex
);
3518 /* ofproto->stats.tx_packets represents packets that we created
3519 * internally and sent to some port (e.g. packets sent with
3520 * ofproto_dpif_send_packet()). Account for them as if they had
3521 * come from OFPP_LOCAL and got forwarded. */
3523 if (stats
->rx_packets
!= UINT64_MAX
) {
3524 stats
->rx_packets
+= ofproto
->stats
.tx_packets
;
3527 if (stats
->rx_bytes
!= UINT64_MAX
) {
3528 stats
->rx_bytes
+= ofproto
->stats
.tx_bytes
;
3531 /* ofproto->stats.rx_packets represents packets that were received on
3532 * some port and we processed internally and dropped (e.g. STP).
3533 * Account for them as if they had been forwarded to OFPP_LOCAL. */
3535 if (stats
->tx_packets
!= UINT64_MAX
) {
3536 stats
->tx_packets
+= ofproto
->stats
.rx_packets
;
3539 if (stats
->tx_bytes
!= UINT64_MAX
) {
3540 stats
->tx_bytes
+= ofproto
->stats
.rx_bytes
;
3542 ovs_mutex_unlock(&ofproto
->stats_mutex
);
3549 port_get_lacp_stats(const struct ofport
*ofport_
, struct lacp_slave_stats
*stats
)
3551 struct ofport_dpif
*ofport
= ofport_dpif_cast(ofport_
);
3552 if (ofport
->bundle
&& ofport
->bundle
->lacp
) {
3553 if (lacp_get_slave_stats(ofport
->bundle
->lacp
, ofport
, stats
)) {
3560 struct port_dump_state
{
3565 struct ofproto_port port
;
3570 port_dump_start(const struct ofproto
*ofproto_ OVS_UNUSED
, void **statep
)
3572 *statep
= xzalloc(sizeof(struct port_dump_state
));
3577 port_dump_next(const struct ofproto
*ofproto_
, void *state_
,
3578 struct ofproto_port
*port
)
3580 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofproto_
);
3581 struct port_dump_state
*state
= state_
;
3582 const struct sset
*sset
;
3583 struct sset_node
*node
;
3585 if (state
->has_port
) {
3586 ofproto_port_destroy(&state
->port
);
3587 state
->has_port
= false;
3589 sset
= state
->ghost
? &ofproto
->ghost_ports
: &ofproto
->ports
;
3590 while ((node
= sset_at_position(sset
, &state
->bucket
, &state
->offset
))) {
3593 error
= port_query_by_name(ofproto_
, node
->name
, &state
->port
);
3595 *port
= state
->port
;
3596 state
->has_port
= true;
3598 } else if (error
!= ENODEV
) {
3603 if (!state
->ghost
) {
3604 state
->ghost
= true;
3607 return port_dump_next(ofproto_
, state_
, port
);
3614 port_dump_done(const struct ofproto
*ofproto_ OVS_UNUSED
, void *state_
)
3616 struct port_dump_state
*state
= state_
;
3618 if (state
->has_port
) {
3619 ofproto_port_destroy(&state
->port
);
3626 port_poll(const struct ofproto
*ofproto_
, char **devnamep
)
3628 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofproto_
);
3630 if (ofproto
->port_poll_errno
) {
3631 int error
= ofproto
->port_poll_errno
;
3632 ofproto
->port_poll_errno
= 0;
3636 if (sset_is_empty(&ofproto
->port_poll_set
)) {
3640 *devnamep
= sset_pop(&ofproto
->port_poll_set
);
3645 port_poll_wait(const struct ofproto
*ofproto_
)
3647 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofproto_
);
3648 dpif_port_poll_wait(ofproto
->backer
->dpif
);
3652 port_is_lacp_current(const struct ofport
*ofport_
)
3654 const struct ofport_dpif
*ofport
= ofport_dpif_cast(ofport_
);
3655 return (ofport
->bundle
&& ofport
->bundle
->lacp
3656 ? lacp_slave_is_current(ofport
->bundle
->lacp
, ofport
)
3660 /* If 'rule' is an OpenFlow rule, that has expired according to OpenFlow rules,
3661 * then delete it entirely. */
3663 rule_expire(struct rule_dpif
*rule
)
3664 OVS_REQUIRES(ofproto_mutex
)
3666 uint16_t hard_timeout
, idle_timeout
;
3667 long long int now
= time_msec();
3670 hard_timeout
= rule
->up
.hard_timeout
;
3671 idle_timeout
= rule
->up
.idle_timeout
;
3673 /* Has 'rule' expired? */
3675 long long int modified
;
3677 ovs_mutex_lock(&rule
->up
.mutex
);
3678 modified
= rule
->up
.modified
;
3679 ovs_mutex_unlock(&rule
->up
.mutex
);
3681 if (now
> modified
+ hard_timeout
* 1000) {
3682 reason
= OFPRR_HARD_TIMEOUT
;
3686 if (reason
< 0 && idle_timeout
) {
3689 ovs_mutex_lock(&rule
->stats_mutex
);
3690 used
= rule
->stats
.used
;
3691 ovs_mutex_unlock(&rule
->stats_mutex
);
3693 if (now
> used
+ idle_timeout
* 1000) {
3694 reason
= OFPRR_IDLE_TIMEOUT
;
3699 COVERAGE_INC(ofproto_dpif_expired
);
3700 ofproto_rule_expire(&rule
->up
, reason
);
3705 ofproto_dpif_execute_actions__(struct ofproto_dpif
*ofproto
,
3706 const struct flow
*flow
,
3707 struct rule_dpif
*rule
,
3708 const struct ofpact
*ofpacts
, size_t ofpacts_len
,
3709 int recurse
, int resubmits
,
3710 struct dp_packet
*packet
)
3712 struct dpif_flow_stats stats
;
3713 struct xlate_out xout
;
3714 struct xlate_in xin
;
3716 struct dpif_execute execute
;
3719 ovs_assert((rule
!= NULL
) != (ofpacts
!= NULL
));
3721 dpif_flow_stats_extract(flow
, packet
, time_msec(), &stats
);
3724 rule_dpif_credit_stats(rule
, &stats
);
3727 uint64_t odp_actions_stub
[1024 / 8];
3728 struct ofpbuf odp_actions
= OFPBUF_STUB_INITIALIZER(odp_actions_stub
);
3729 xlate_in_init(&xin
, ofproto
, flow
, flow
->in_port
.ofp_port
, rule
,
3730 stats
.tcp_flags
, packet
, NULL
, &odp_actions
);
3731 xin
.ofpacts
= ofpacts
;
3732 xin
.ofpacts_len
= ofpacts_len
;
3733 xin
.resubmit_stats
= &stats
;
3734 xin
.recurse
= recurse
;
3735 xin
.resubmits
= resubmits
;
3736 if (xlate_actions(&xin
, &xout
) != XLATE_OK
) {
3741 execute
.actions
= odp_actions
.data
;
3742 execute
.actions_len
= odp_actions
.size
;
3744 pkt_metadata_from_flow(&packet
->md
, flow
);
3745 execute
.packet
= packet
;
3746 execute
.needs_help
= (xout
.slow
& SLOW_ACTION
) != 0;
3747 execute
.probe
= false;
3750 /* Fix up in_port. */
3751 in_port
= flow
->in_port
.ofp_port
;
3752 if (in_port
== OFPP_NONE
) {
3753 in_port
= OFPP_LOCAL
;
3755 execute
.packet
->md
.in_port
.odp_port
= ofp_port_to_odp_port(ofproto
, in_port
);
3757 error
= dpif_execute(ofproto
->backer
->dpif
, &execute
);
3759 xlate_out_uninit(&xout
);
3760 ofpbuf_uninit(&odp_actions
);
3765 /* Executes, within 'ofproto', the actions in 'rule' or 'ofpacts' on 'packet'.
3766 * 'flow' must reflect the data in 'packet'. */
3768 ofproto_dpif_execute_actions(struct ofproto_dpif
*ofproto
,
3769 const struct flow
*flow
,
3770 struct rule_dpif
*rule
,
3771 const struct ofpact
*ofpacts
, size_t ofpacts_len
,
3772 struct dp_packet
*packet
)
3774 return ofproto_dpif_execute_actions__(ofproto
, flow
, rule
, ofpacts
,
3775 ofpacts_len
, 0, 0, packet
);
3779 rule_dpif_credit_stats(struct rule_dpif
*rule
,
3780 const struct dpif_flow_stats
*stats
)
3782 ovs_mutex_lock(&rule
->stats_mutex
);
3783 if (OVS_UNLIKELY(rule
->new_rule
)) {
3784 rule_dpif_credit_stats(rule
->new_rule
, stats
);
3786 rule
->stats
.n_packets
+= stats
->n_packets
;
3787 rule
->stats
.n_bytes
+= stats
->n_bytes
;
3788 rule
->stats
.used
= MAX(rule
->stats
.used
, stats
->used
);
3790 ovs_mutex_unlock(&rule
->stats_mutex
);
3794 rule_dpif_get_flow_cookie(const struct rule_dpif
*rule
)
3795 OVS_REQUIRES(rule
->up
.mutex
)
3797 return rule
->up
.flow_cookie
;
3801 rule_dpif_reduce_timeouts(struct rule_dpif
*rule
, uint16_t idle_timeout
,
3802 uint16_t hard_timeout
)
3804 ofproto_rule_reduce_timeouts(&rule
->up
, idle_timeout
, hard_timeout
);
3807 /* Returns 'rule''s actions. The returned actions are RCU-protected, and can
3808 * be read until the calling thread quiesces. */
3809 const struct rule_actions
*
3810 rule_dpif_get_actions(const struct rule_dpif
*rule
)
3812 return rule_get_actions(&rule
->up
);
3815 /* Sets 'rule''s recirculation id. */
3817 rule_dpif_set_recirc_id(struct rule_dpif
*rule
, uint32_t id
)
3818 OVS_REQUIRES(rule
->up
.mutex
)
3820 ovs_assert(!rule
->recirc_id
|| rule
->recirc_id
== id
);
3821 if (rule
->recirc_id
== id
) {
3822 /* Release the new reference to the same id. */
3825 rule
->recirc_id
= id
;
3829 /* Sets 'rule''s recirculation id. */
3831 rule_set_recirc_id(struct rule
*rule_
, uint32_t id
)
3833 struct rule_dpif
*rule
= rule_dpif_cast(rule_
);
3835 ovs_mutex_lock(&rule
->up
.mutex
);
3836 rule_dpif_set_recirc_id(rule
, id
);
3837 ovs_mutex_unlock(&rule
->up
.mutex
);
3841 ofproto_dpif_get_tables_version(struct ofproto_dpif
*ofproto OVS_UNUSED
)
3843 cls_version_t version
;
3845 atomic_read_relaxed(&ofproto
->tables_version
, &version
);
3850 /* The returned rule (if any) is valid at least until the next RCU quiescent
3851 * period. If the rule needs to stay around longer, the caller should take
3854 * 'flow' is non-const to allow for temporary modifications during the lookup.
3855 * Any changes are restored before returning. */
3856 static struct rule_dpif
*
3857 rule_dpif_lookup_in_table(struct ofproto_dpif
*ofproto
, cls_version_t version
,
3858 uint8_t table_id
, struct flow
*flow
,
3859 struct flow_wildcards
*wc
)
3861 struct classifier
*cls
= &ofproto
->up
.tables
[table_id
].cls
;
3862 return rule_dpif_cast(rule_from_cls_rule(classifier_lookup(cls
, version
,
3866 /* Look up 'flow' in 'ofproto''s classifier version 'version', starting from
3867 * table '*table_id'. Returns the rule that was found, which may be one of the
3868 * special rules according to packet miss hadling. If 'may_packet_in' is
3869 * false, returning of the miss_rule (which issues packet ins for the
3870 * controller) is avoided. Updates 'wc', if nonnull, to reflect the fields
3871 * that were used during the lookup.
3873 * If 'honor_table_miss' is true, the first lookup occurs in '*table_id', but
3874 * if none is found then the table miss configuration for that table is
3875 * honored, which can result in additional lookups in other OpenFlow tables.
3876 * In this case the function updates '*table_id' to reflect the final OpenFlow
3877 * table that was searched.
3879 * If 'honor_table_miss' is false, then only one table lookup occurs, in
3882 * The rule is returned in '*rule', which is valid at least until the next
3883 * RCU quiescent period. If the '*rule' needs to stay around longer, the
3884 * caller must take a reference.
3886 * 'in_port' allows the lookup to take place as if the in port had the value
3887 * 'in_port'. This is needed for resubmit action support.
3889 * 'flow' is non-const to allow for temporary modifications during the lookup.
3890 * Any changes are restored before returning. */
3892 rule_dpif_lookup_from_table(struct ofproto_dpif
*ofproto
,
3893 cls_version_t version
, struct flow
*flow
,
3894 struct flow_wildcards
*wc
,
3895 const struct dpif_flow_stats
*stats
,
3896 uint8_t *table_id
, ofp_port_t in_port
,
3897 bool may_packet_in
, bool honor_table_miss
)
3899 ovs_be16 old_tp_src
= flow
->tp_src
, old_tp_dst
= flow
->tp_dst
;
3900 ofp_port_t old_in_port
= flow
->in_port
.ofp_port
;
3901 enum ofputil_table_miss miss_config
;
3902 struct rule_dpif
*rule
;
3905 /* We always unwildcard nw_frag (for IP), so they
3906 * need not be unwildcarded here. */
3907 if (flow
->nw_frag
& FLOW_NW_FRAG_ANY
3908 && ofproto
->up
.frag_handling
!= OFPUTIL_FRAG_NX_MATCH
) {
3909 if (ofproto
->up
.frag_handling
== OFPUTIL_FRAG_NORMAL
) {
3910 /* We must pretend that transport ports are unavailable. */
3911 flow
->tp_src
= htons(0);
3912 flow
->tp_dst
= htons(0);
3914 /* Must be OFPUTIL_FRAG_DROP (we don't have OFPUTIL_FRAG_REASM).
3915 * Use the drop_frags_rule (which cannot disappear). */
3916 rule
= ofproto
->drop_frags_rule
;
3918 struct oftable
*tbl
= &ofproto
->up
.tables
[*table_id
];
3921 atomic_add_relaxed(&tbl
->n_matched
, stats
->n_packets
, &orig
);
3927 /* Look up a flow with 'in_port' as the input port. Then restore the
3928 * original input port (otherwise OFPP_NORMAL and OFPP_IN_PORT will
3929 * have surprising behavior). */
3930 flow
->in_port
.ofp_port
= in_port
;
3932 /* Our current implementation depends on n_tables == N_TABLES, and
3933 * TBL_INTERNAL being the last table. */
3934 BUILD_ASSERT_DECL(N_TABLES
== TBL_INTERNAL
+ 1);
3936 miss_config
= OFPUTIL_TABLE_MISS_CONTINUE
;
3938 for (next_id
= *table_id
;
3939 next_id
< ofproto
->up
.n_tables
;
3940 next_id
++, next_id
+= (next_id
== TBL_INTERNAL
))
3942 *table_id
= next_id
;
3943 rule
= rule_dpif_lookup_in_table(ofproto
, version
, next_id
, flow
, wc
);
3945 struct oftable
*tbl
= &ofproto
->up
.tables
[next_id
];
3948 atomic_add_relaxed(rule
? &tbl
->n_matched
: &tbl
->n_missed
,
3949 stats
->n_packets
, &orig
);
3952 goto out
; /* Match. */
3954 if (honor_table_miss
) {
3955 miss_config
= ofproto_table_get_miss_config(&ofproto
->up
,
3957 if (miss_config
== OFPUTIL_TABLE_MISS_CONTINUE
) {
3964 rule
= ofproto
->no_packet_in_rule
;
3965 if (may_packet_in
) {
3966 if (miss_config
== OFPUTIL_TABLE_MISS_CONTINUE
3967 || miss_config
== OFPUTIL_TABLE_MISS_CONTROLLER
) {
3968 struct ofport_dpif
*port
;
3970 port
= ofp_port_to_ofport(ofproto
, old_in_port
);
3972 VLOG_WARN_RL(&rl
, "packet-in on unknown OpenFlow port %"PRIu16
,
3974 } else if (!(port
->up
.pp
.config
& OFPUTIL_PC_NO_PACKET_IN
)) {
3975 rule
= ofproto
->miss_rule
;
3977 } else if (miss_config
== OFPUTIL_TABLE_MISS_DEFAULT
&&
3978 connmgr_wants_packet_in_on_miss(ofproto
->up
.connmgr
)) {
3979 rule
= ofproto
->miss_rule
;
3983 /* Restore port numbers, as they may have been modified above. */
3984 flow
->tp_src
= old_tp_src
;
3985 flow
->tp_dst
= old_tp_dst
;
3986 /* Restore the old in port. */
3987 flow
->in_port
.ofp_port
= old_in_port
;
3993 complete_operation(struct rule_dpif
*rule
)
3994 OVS_REQUIRES(ofproto_mutex
)
3996 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(rule
->up
.ofproto
);
3998 ofproto
->backer
->need_revalidate
= REV_FLOW_TABLE
;
4001 static struct rule_dpif
*rule_dpif_cast(const struct rule
*rule
)
4003 return rule
? CONTAINER_OF(rule
, struct rule_dpif
, up
) : NULL
;
4006 static struct rule
*
4009 struct rule_dpif
*rule
= xzalloc(sizeof *rule
);
4014 rule_dealloc(struct rule
*rule_
)
4016 struct rule_dpif
*rule
= rule_dpif_cast(rule_
);
4021 check_mask(struct ofproto_dpif
*ofproto
, const struct miniflow
*flow
)
4023 const struct odp_support
*support
;
4024 uint16_t ct_state
, ct_zone
;
4028 support
= &ofproto_dpif_get_support(ofproto
)->odp
;
4029 ct_state
= MINIFLOW_GET_U16(flow
, ct_state
);
4030 if (support
->ct_state
&& support
->ct_zone
&& support
->ct_mark
4031 && support
->ct_label
&& support
->ct_state_nat
) {
4032 return ct_state
& CS_UNSUPPORTED_MASK
? OFPERR_OFPBMC_BAD_MASK
: 0;
4035 ct_zone
= MINIFLOW_GET_U16(flow
, ct_zone
);
4036 ct_mark
= MINIFLOW_GET_U32(flow
, ct_mark
);
4037 ct_label
= MINIFLOW_GET_U128(flow
, ct_label
);
4039 if ((ct_state
&& !support
->ct_state
)
4040 || (ct_state
& CS_UNSUPPORTED_MASK
)
4041 || ((ct_state
& (CS_SRC_NAT
| CS_DST_NAT
)) && !support
->ct_state_nat
)
4042 || (ct_zone
&& !support
->ct_zone
)
4043 || (ct_mark
&& !support
->ct_mark
)
4044 || (!ovs_u128_is_zero(&ct_label
) && !support
->ct_label
)) {
4045 return OFPERR_OFPBMC_BAD_MASK
;
4052 check_actions(const struct ofproto_dpif
*ofproto
,
4053 const struct rule_actions
*const actions
)
4055 const struct ofpact
*ofpact
;
4057 OFPACT_FOR_EACH (ofpact
, actions
->ofpacts
, actions
->ofpacts_len
) {
4058 const struct odp_support
*support
;
4059 const struct ofpact_conntrack
*ct
;
4060 const struct ofpact
*a
;
4062 if (ofpact
->type
!= OFPACT_CT
) {
4066 ct
= CONTAINER_OF(ofpact
, struct ofpact_conntrack
, ofpact
);
4067 support
= &ofproto_dpif_get_support(ofproto
)->odp
;
4069 if (!support
->ct_state
) {
4070 return OFPERR_OFPBAC_BAD_TYPE
;
4072 if ((ct
->zone_imm
|| ct
->zone_src
.field
) && !support
->ct_zone
) {
4073 return OFPERR_OFPBAC_BAD_ARGUMENT
;
4076 OFPACT_FOR_EACH(a
, ct
->actions
, ofpact_ct_get_action_len(ct
)) {
4077 const struct mf_field
*dst
= ofpact_get_mf_dst(a
);
4079 if (a
->type
== OFPACT_NAT
&& !support
->ct_state_nat
) {
4080 /* The backer doesn't seem to support the NAT bits in
4081 * 'ct_state': assume that it doesn't support the NAT
4083 return OFPERR_OFPBAC_BAD_TYPE
;
4085 if (dst
&& ((dst
->id
== MFF_CT_MARK
&& !support
->ct_mark
)
4086 || (dst
->id
== MFF_CT_LABEL
&& !support
->ct_label
))) {
4087 return OFPERR_OFPBAC_BAD_SET_ARGUMENT
;
4096 rule_check(struct rule
*rule
)
4098 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(rule
->ofproto
);
4101 err
= check_mask(ofproto
, &rule
->cr
.match
.mask
->masks
);
4105 return check_actions(ofproto
, rule
->actions
);
4109 rule_construct(struct rule
*rule_
)
4110 OVS_NO_THREAD_SAFETY_ANALYSIS
4112 struct rule_dpif
*rule
= rule_dpif_cast(rule_
);
4115 error
= rule_check(rule_
);
4120 ovs_mutex_init_adaptive(&rule
->stats_mutex
);
4121 rule
->stats
.n_packets
= 0;
4122 rule
->stats
.n_bytes
= 0;
4123 rule
->stats
.used
= rule
->up
.modified
;
4124 rule
->recirc_id
= 0;
4125 rule
->new_rule
= NULL
;
4131 rule_insert(struct rule
*rule_
, struct rule
*old_rule_
, bool forward_stats
)
4132 OVS_REQUIRES(ofproto_mutex
)
4134 struct rule_dpif
*rule
= rule_dpif_cast(rule_
);
4136 if (old_rule_
&& forward_stats
) {
4137 struct rule_dpif
*old_rule
= rule_dpif_cast(old_rule_
);
4139 ovs_assert(!old_rule
->new_rule
);
4141 /* Take a reference to the new rule, and refer all stats updates from
4142 * the old rule to the new rule. */
4143 rule_dpif_ref(rule
);
4145 ovs_mutex_lock(&old_rule
->stats_mutex
);
4146 ovs_mutex_lock(&rule
->stats_mutex
);
4147 old_rule
->new_rule
= rule
; /* Forward future stats. */
4148 rule
->stats
= old_rule
->stats
; /* Transfer stats to the new rule. */
4149 ovs_mutex_unlock(&rule
->stats_mutex
);
4150 ovs_mutex_unlock(&old_rule
->stats_mutex
);
4153 complete_operation(rule
);
4157 rule_delete(struct rule
*rule_
)
4158 OVS_REQUIRES(ofproto_mutex
)
4160 struct rule_dpif
*rule
= rule_dpif_cast(rule_
);
4161 complete_operation(rule
);
4165 rule_destruct(struct rule
*rule_
)
4166 OVS_NO_THREAD_SAFETY_ANALYSIS
4168 struct rule_dpif
*rule
= rule_dpif_cast(rule_
);
4170 ovs_mutex_destroy(&rule
->stats_mutex
);
4171 /* Release reference to the new rule, if any. */
4172 if (rule
->new_rule
) {
4173 rule_dpif_unref(rule
->new_rule
);
4175 if (rule
->recirc_id
) {
4176 recirc_free_id(rule
->recirc_id
);
4181 rule_get_stats(struct rule
*rule_
, uint64_t *packets
, uint64_t *bytes
,
4182 long long int *used
)
4184 struct rule_dpif
*rule
= rule_dpif_cast(rule_
);
4186 ovs_mutex_lock(&rule
->stats_mutex
);
4187 if (OVS_UNLIKELY(rule
->new_rule
)) {
4188 rule_get_stats(&rule
->new_rule
->up
, packets
, bytes
, used
);
4190 *packets
= rule
->stats
.n_packets
;
4191 *bytes
= rule
->stats
.n_bytes
;
4192 *used
= rule
->stats
.used
;
4194 ovs_mutex_unlock(&rule
->stats_mutex
);
4198 rule_dpif_execute(struct rule_dpif
*rule
, const struct flow
*flow
,
4199 struct dp_packet
*packet
)
4201 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(rule
->up
.ofproto
);
4203 ofproto_dpif_execute_actions(ofproto
, flow
, rule
, NULL
, 0, packet
);
4207 rule_execute(struct rule
*rule
, const struct flow
*flow
,
4208 struct dp_packet
*packet
)
4210 rule_dpif_execute(rule_dpif_cast(rule
), flow
, packet
);
4211 dp_packet_delete(packet
);
4215 static struct group_dpif
*group_dpif_cast(const struct ofgroup
*group
)
4217 return group
? CONTAINER_OF(group
, struct group_dpif
, up
) : NULL
;
4220 static struct ofgroup
*
4223 struct group_dpif
*group
= xzalloc(sizeof *group
);
4228 group_dealloc(struct ofgroup
*group_
)
4230 struct group_dpif
*group
= group_dpif_cast(group_
);
4235 group_construct_stats(struct group_dpif
*group
)
4236 OVS_REQUIRES(group
->stats_mutex
)
4238 struct ofputil_bucket
*bucket
;
4239 const struct ovs_list
*buckets
;
4241 group
->packet_count
= 0;
4242 group
->byte_count
= 0;
4244 group_dpif_get_buckets(group
, &buckets
);
4245 LIST_FOR_EACH (bucket
, list_node
, buckets
) {
4246 bucket
->stats
.packet_count
= 0;
4247 bucket
->stats
.byte_count
= 0;
4252 group_dpif_credit_stats(struct group_dpif
*group
,
4253 struct ofputil_bucket
*bucket
,
4254 const struct dpif_flow_stats
*stats
)
4256 ovs_mutex_lock(&group
->stats_mutex
);
4257 group
->packet_count
+= stats
->n_packets
;
4258 group
->byte_count
+= stats
->n_bytes
;
4260 bucket
->stats
.packet_count
+= stats
->n_packets
;
4261 bucket
->stats
.byte_count
+= stats
->n_bytes
;
4262 } else { /* Credit to all buckets */
4263 const struct ovs_list
*buckets
;
4265 group_dpif_get_buckets(group
, &buckets
);
4266 LIST_FOR_EACH (bucket
, list_node
, buckets
) {
4267 bucket
->stats
.packet_count
+= stats
->n_packets
;
4268 bucket
->stats
.byte_count
+= stats
->n_bytes
;
4271 ovs_mutex_unlock(&group
->stats_mutex
);
4275 group_construct(struct ofgroup
*group_
)
4277 struct group_dpif
*group
= group_dpif_cast(group_
);
4279 ovs_mutex_init_adaptive(&group
->stats_mutex
);
4280 ovs_mutex_lock(&group
->stats_mutex
);
4281 group_construct_stats(group
);
4282 ovs_mutex_unlock(&group
->stats_mutex
);
4287 group_destruct(struct ofgroup
*group_
)
4289 struct group_dpif
*group
= group_dpif_cast(group_
);
4290 ovs_mutex_destroy(&group
->stats_mutex
);
4294 group_modify(struct ofgroup
*group_
)
4296 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(group_
->ofproto
);
4298 ofproto
->backer
->need_revalidate
= REV_FLOW_TABLE
;
4304 group_get_stats(const struct ofgroup
*group_
, struct ofputil_group_stats
*ogs
)
4306 struct group_dpif
*group
= group_dpif_cast(group_
);
4307 struct ofputil_bucket
*bucket
;
4308 const struct ovs_list
*buckets
;
4309 struct bucket_counter
*bucket_stats
;
4311 ovs_mutex_lock(&group
->stats_mutex
);
4312 ogs
->packet_count
= group
->packet_count
;
4313 ogs
->byte_count
= group
->byte_count
;
4315 group_dpif_get_buckets(group
, &buckets
);
4316 bucket_stats
= ogs
->bucket_stats
;
4317 LIST_FOR_EACH (bucket
, list_node
, buckets
) {
4318 bucket_stats
->packet_count
= bucket
->stats
.packet_count
;
4319 bucket_stats
->byte_count
= bucket
->stats
.byte_count
;
4322 ovs_mutex_unlock(&group
->stats_mutex
);
4327 /* If the group exists, this function increments the groups's reference count.
4329 * Make sure to call group_dpif_unref() after no longer needing to maintain
4330 * a reference to the group. */
4332 group_dpif_lookup(struct ofproto_dpif
*ofproto
, uint32_t group_id
,
4333 struct group_dpif
**group
)
4335 struct ofgroup
*ofgroup
;
4338 found
= ofproto_group_lookup(&ofproto
->up
, group_id
, &ofgroup
);
4339 *group
= found
? group_dpif_cast(ofgroup
) : NULL
;
4345 group_dpif_get_buckets(const struct group_dpif
*group
,
4346 const struct ovs_list
**buckets
)
4348 *buckets
= &group
->up
.buckets
;
4351 enum ofp11_group_type
4352 group_dpif_get_type(const struct group_dpif
*group
)
4354 return group
->up
.type
;
4358 group_dpif_get_selection_method(const struct group_dpif
*group
)
4360 return group
->up
.props
.selection_method
;
4363 /* Sends 'packet' out 'ofport'.
4364 * May modify 'packet'.
4365 * Returns 0 if successful, otherwise a positive errno value. */
4367 ofproto_dpif_send_packet(const struct ofport_dpif
*ofport
, struct dp_packet
*packet
)
4369 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofport
->up
.ofproto
);
4372 error
= xlate_send_packet(ofport
, packet
);
4374 ovs_mutex_lock(&ofproto
->stats_mutex
);
4375 ofproto
->stats
.tx_packets
++;
4376 ofproto
->stats
.tx_bytes
+= dp_packet_size(packet
);
4377 ovs_mutex_unlock(&ofproto
->stats_mutex
);
4382 group_dpif_get_selection_method_param(const struct group_dpif
*group
)
4384 return group
->up
.props
.selection_method_param
;
4387 const struct field_array
*
4388 group_dpif_get_fields(const struct group_dpif
*group
)
4390 return &group
->up
.props
.fields
;
4393 /* Return the version string of the datapath that backs up
4397 get_datapath_version(const struct ofproto
*ofproto_
)
4399 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofproto_
);
4401 return ofproto
->backer
->dp_version_string
;
4405 set_frag_handling(struct ofproto
*ofproto_
,
4406 enum ofputil_frag_handling frag_handling
)
4408 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofproto_
);
4409 if (frag_handling
!= OFPUTIL_FRAG_REASM
) {
4410 ofproto
->backer
->need_revalidate
= REV_RECONFIGURE
;
4418 packet_out(struct ofproto
*ofproto_
, struct dp_packet
*packet
,
4419 const struct flow
*flow
,
4420 const struct ofpact
*ofpacts
, size_t ofpacts_len
)
4422 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofproto_
);
4424 ofproto_dpif_execute_actions(ofproto
, flow
, NULL
, ofpacts
,
4425 ofpacts_len
, packet
);
4430 nxt_resume(struct ofproto
*ofproto_
,
4431 const struct ofputil_packet_in_private
*pin
)
4433 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofproto_
);
4435 /* Translate pin into datapath actions. */
4436 uint64_t odp_actions_stub
[1024 / 8];
4437 struct ofpbuf odp_actions
= OFPBUF_STUB_INITIALIZER(odp_actions_stub
);
4438 enum slow_path_reason slow
;
4439 enum ofperr error
= xlate_resume(ofproto
, pin
, &odp_actions
, &slow
);
4441 /* Steal 'pin->packet' and put it into a dp_packet. */
4442 struct dp_packet packet
;
4443 dp_packet_init(&packet
, pin
->public.packet_len
);
4444 dp_packet_put(&packet
, pin
->public.packet
, pin
->public.packet_len
);
4446 struct flow headers
;
4447 flow_extract(&packet
, &headers
);
4449 /* Execute the datapath actions on the packet. */
4450 struct dpif_execute execute
= {
4451 .actions
= odp_actions
.data
,
4452 .actions_len
= odp_actions
.size
,
4453 .needs_help
= (slow
& SLOW_ACTION
) != 0,
4456 dpif_execute(ofproto
->backer
->dpif
, &execute
);
4459 ofpbuf_uninit(&odp_actions
);
4460 dp_packet_uninit(&packet
);
4468 set_netflow(struct ofproto
*ofproto_
,
4469 const struct netflow_options
*netflow_options
)
4471 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofproto_
);
4473 if (netflow_options
) {
4474 if (!ofproto
->netflow
) {
4475 ofproto
->netflow
= netflow_create();
4476 ofproto
->backer
->need_revalidate
= REV_RECONFIGURE
;
4478 return netflow_set_options(ofproto
->netflow
, netflow_options
);
4479 } else if (ofproto
->netflow
) {
4480 ofproto
->backer
->need_revalidate
= REV_RECONFIGURE
;
4481 netflow_unref(ofproto
->netflow
);
4482 ofproto
->netflow
= NULL
;
4489 get_netflow_ids(const struct ofproto
*ofproto_
,
4490 uint8_t *engine_type
, uint8_t *engine_id
)
4492 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofproto_
);
4494 dpif_get_netflow_ids(ofproto
->backer
->dpif
, engine_type
, engine_id
);
4497 static struct ofproto_dpif
*
4498 ofproto_dpif_lookup(const char *name
)
4500 struct ofproto_dpif
*ofproto
;
4502 HMAP_FOR_EACH_WITH_HASH (ofproto
, all_ofproto_dpifs_node
,
4503 hash_string(name
, 0), &all_ofproto_dpifs
) {
4504 if (!strcmp(ofproto
->up
.name
, name
)) {
4512 ofproto_unixctl_fdb_flush(struct unixctl_conn
*conn
, int argc
,
4513 const char *argv
[], void *aux OVS_UNUSED
)
4515 struct ofproto_dpif
*ofproto
;
4518 ofproto
= ofproto_dpif_lookup(argv
[1]);
4520 unixctl_command_reply_error(conn
, "no such bridge");
4523 ovs_rwlock_wrlock(&ofproto
->ml
->rwlock
);
4524 mac_learning_flush(ofproto
->ml
);
4525 ovs_rwlock_unlock(&ofproto
->ml
->rwlock
);
4527 HMAP_FOR_EACH (ofproto
, all_ofproto_dpifs_node
, &all_ofproto_dpifs
) {
4528 ovs_rwlock_wrlock(&ofproto
->ml
->rwlock
);
4529 mac_learning_flush(ofproto
->ml
);
4530 ovs_rwlock_unlock(&ofproto
->ml
->rwlock
);
4534 unixctl_command_reply(conn
, "table successfully flushed");
4538 ofproto_unixctl_mcast_snooping_flush(struct unixctl_conn
*conn
, int argc
,
4539 const char *argv
[], void *aux OVS_UNUSED
)
4541 struct ofproto_dpif
*ofproto
;
4544 ofproto
= ofproto_dpif_lookup(argv
[1]);
4546 unixctl_command_reply_error(conn
, "no such bridge");
4550 if (!mcast_snooping_enabled(ofproto
->ms
)) {
4551 unixctl_command_reply_error(conn
, "multicast snooping is disabled");
4554 mcast_snooping_mdb_flush(ofproto
->ms
);
4556 HMAP_FOR_EACH (ofproto
, all_ofproto_dpifs_node
, &all_ofproto_dpifs
) {
4557 if (!mcast_snooping_enabled(ofproto
->ms
)) {
4560 mcast_snooping_mdb_flush(ofproto
->ms
);
4564 unixctl_command_reply(conn
, "table successfully flushed");
4567 static struct ofport_dpif
*
4568 ofbundle_get_a_port(const struct ofbundle
*bundle
)
4570 return CONTAINER_OF(ovs_list_front(&bundle
->ports
), struct ofport_dpif
,
4575 ofproto_unixctl_fdb_show(struct unixctl_conn
*conn
, int argc OVS_UNUSED
,
4576 const char *argv
[], void *aux OVS_UNUSED
)
4578 struct ds ds
= DS_EMPTY_INITIALIZER
;
4579 const struct ofproto_dpif
*ofproto
;
4580 const struct mac_entry
*e
;
4582 ofproto
= ofproto_dpif_lookup(argv
[1]);
4584 unixctl_command_reply_error(conn
, "no such bridge");
4588 ds_put_cstr(&ds
, " port VLAN MAC Age\n");
4589 ovs_rwlock_rdlock(&ofproto
->ml
->rwlock
);
4590 LIST_FOR_EACH (e
, lru_node
, &ofproto
->ml
->lrus
) {
4591 struct ofbundle
*bundle
= mac_entry_get_port(ofproto
->ml
, e
);
4592 char name
[OFP_MAX_PORT_NAME_LEN
];
4594 ofputil_port_to_string(ofbundle_get_a_port(bundle
)->up
.ofp_port
,
4596 ds_put_format(&ds
, "%5s %4d "ETH_ADDR_FMT
" %3d\n",
4597 name
, e
->vlan
, ETH_ADDR_ARGS(e
->mac
),
4598 mac_entry_age(ofproto
->ml
, e
));
4600 ovs_rwlock_unlock(&ofproto
->ml
->rwlock
);
4601 unixctl_command_reply(conn
, ds_cstr(&ds
));
4606 ofproto_unixctl_mcast_snooping_show(struct unixctl_conn
*conn
,
4607 int argc OVS_UNUSED
,
4609 void *aux OVS_UNUSED
)
4611 struct ds ds
= DS_EMPTY_INITIALIZER
;
4612 const struct ofproto_dpif
*ofproto
;
4613 const struct ofbundle
*bundle
;
4614 const struct mcast_group
*grp
;
4615 struct mcast_group_bundle
*b
;
4616 struct mcast_mrouter_bundle
*mrouter
;
4618 ofproto
= ofproto_dpif_lookup(argv
[1]);
4620 unixctl_command_reply_error(conn
, "no such bridge");
4624 if (!mcast_snooping_enabled(ofproto
->ms
)) {
4625 unixctl_command_reply_error(conn
, "multicast snooping is disabled");
4629 ds_put_cstr(&ds
, " port VLAN GROUP Age\n");
4630 ovs_rwlock_rdlock(&ofproto
->ms
->rwlock
);
4631 LIST_FOR_EACH (grp
, group_node
, &ofproto
->ms
->group_lru
) {
4632 LIST_FOR_EACH(b
, bundle_node
, &grp
->bundle_lru
) {
4633 char name
[OFP_MAX_PORT_NAME_LEN
];
4636 ofputil_port_to_string(ofbundle_get_a_port(bundle
)->up
.ofp_port
,
4638 ds_put_format(&ds
, "%5s %4d ", name
, grp
->vlan
);
4639 ipv6_format_mapped(&grp
->addr
, &ds
);
4640 ds_put_format(&ds
, " %3d\n",
4641 mcast_bundle_age(ofproto
->ms
, b
));
4645 /* ports connected to multicast routers */
4646 LIST_FOR_EACH(mrouter
, mrouter_node
, &ofproto
->ms
->mrouter_lru
) {
4647 char name
[OFP_MAX_PORT_NAME_LEN
];
4649 bundle
= mrouter
->port
;
4650 ofputil_port_to_string(ofbundle_get_a_port(bundle
)->up
.ofp_port
,
4652 ds_put_format(&ds
, "%5s %4d querier %3d\n",
4653 name
, mrouter
->vlan
,
4654 mcast_mrouter_age(ofproto
->ms
, mrouter
));
4656 ovs_rwlock_unlock(&ofproto
->ms
->rwlock
);
4657 unixctl_command_reply(conn
, ds_cstr(&ds
));
4662 struct xlate_out xout
;
4663 struct xlate_in xin
;
4664 const struct flow
*key
;
4667 struct flow_wildcards wc
;
4668 struct ofpbuf odp_actions
;
4672 trace_format_rule(struct ds
*result
, int level
, const struct rule_dpif
*rule
)
4674 const struct rule_actions
*actions
;
4677 ds_put_char_multiple(result
, '\t', level
);
4679 ds_put_cstr(result
, "No match\n");
4683 ovs_mutex_lock(&rule
->up
.mutex
);
4684 cookie
= rule
->up
.flow_cookie
;
4685 ovs_mutex_unlock(&rule
->up
.mutex
);
4687 ds_put_format(result
, "Rule: table=%"PRIu8
" cookie=%#"PRIx64
" ",
4688 rule
? rule
->up
.table_id
: 0, ntohll(cookie
));
4689 cls_rule_format(&rule
->up
.cr
, result
);
4690 ds_put_char(result
, '\n');
4692 actions
= rule_dpif_get_actions(rule
);
4694 ds_put_char_multiple(result
, '\t', level
);
4695 ds_put_cstr(result
, "OpenFlow actions=");
4696 ofpacts_format(actions
->ofpacts
, actions
->ofpacts_len
, result
);
4697 ds_put_char(result
, '\n');
4701 trace_format_flow(struct ds
*result
, int level
, const char *title
,
4702 struct trace_ctx
*trace
)
4704 ds_put_char_multiple(result
, '\t', level
);
4705 ds_put_format(result
, "%s: ", title
);
4706 /* Do not report unchanged flows for resubmits. */
4707 if ((level
> 0 && flow_equal(&trace
->xin
.flow
, &trace
->flow
))
4708 || (level
== 0 && flow_equal(&trace
->xin
.flow
, trace
->key
))) {
4709 ds_put_cstr(result
, "unchanged");
4711 flow_format(result
, &trace
->xin
.flow
);
4712 trace
->flow
= trace
->xin
.flow
;
4714 ds_put_char(result
, '\n');
4718 trace_format_regs(struct ds
*result
, int level
, const char *title
,
4719 struct trace_ctx
*trace
)
4723 ds_put_char_multiple(result
, '\t', level
);
4724 ds_put_format(result
, "%s:", title
);
4725 for (i
= 0; i
< FLOW_N_REGS
; i
++) {
4726 ds_put_format(result
, " reg%"PRIuSIZE
"=0x%"PRIx32
, i
, trace
->flow
.regs
[i
]);
4728 ds_put_char(result
, '\n');
4732 trace_format_odp(struct ds
*result
, int level
, const char *title
,
4733 struct trace_ctx
*trace
)
4735 struct ofpbuf
*odp_actions
= &trace
->odp_actions
;
4737 ds_put_char_multiple(result
, '\t', level
);
4738 ds_put_format(result
, "%s: ", title
);
4739 format_odp_actions(result
, odp_actions
->data
, odp_actions
->size
);
4740 ds_put_char(result
, '\n');
4744 trace_format_megaflow(struct ds
*result
, int level
, const char *title
,
4745 struct trace_ctx
*trace
)
4749 ds_put_char_multiple(result
, '\t', level
);
4750 ds_put_format(result
, "%s: ", title
);
4751 match_init(&match
, trace
->key
, &trace
->wc
);
4752 match_format(&match
, result
, OFP_DEFAULT_PRIORITY
);
4753 ds_put_char(result
, '\n');
4756 static void trace_report(struct xlate_in
*, int recurse
,
4757 const char *format
, ...)
4758 OVS_PRINTF_FORMAT(3, 4);
4759 static void trace_report_valist(struct xlate_in
*, int recurse
,
4760 const char *format
, va_list args
)
4761 OVS_PRINTF_FORMAT(3, 0);
4764 trace_resubmit(struct xlate_in
*xin
, struct rule_dpif
*rule
, int recurse
)
4766 struct trace_ctx
*trace
= CONTAINER_OF(xin
, struct trace_ctx
, xin
);
4767 struct ds
*result
= trace
->result
;
4770 if (rule
== xin
->ofproto
->miss_rule
) {
4771 trace_report(xin
, recurse
,
4772 "No match, flow generates \"packet in\"s.");
4773 } else if (rule
== xin
->ofproto
->no_packet_in_rule
) {
4774 trace_report(xin
, recurse
, "No match, packets dropped because "
4775 "OFPPC_NO_PACKET_IN is set on in_port.");
4776 } else if (rule
== xin
->ofproto
->drop_frags_rule
) {
4777 trace_report(xin
, recurse
, "Packets dropped because they are IP "
4778 "fragments and the fragment handling mode is "
4783 ds_put_char(result
, '\n');
4785 trace_format_flow(result
, recurse
, "Resubmitted flow", trace
);
4786 trace_format_regs(result
, recurse
, "Resubmitted regs", trace
);
4787 trace_format_odp(result
, recurse
, "Resubmitted odp", trace
);
4788 trace_format_megaflow(result
, recurse
, "Resubmitted megaflow", trace
);
4790 trace_format_rule(result
, recurse
, rule
);
4794 trace_report_valist(struct xlate_in
*xin
, int recurse
,
4795 const char *format
, va_list args
)
4797 struct trace_ctx
*trace
= CONTAINER_OF(xin
, struct trace_ctx
, xin
);
4798 struct ds
*result
= trace
->result
;
4800 ds_put_char_multiple(result
, '\t', recurse
);
4801 ds_put_format_valist(result
, format
, args
);
4802 ds_put_char(result
, '\n');
4806 trace_report(struct xlate_in
*xin
, int recurse
, const char *format
, ...)
4810 va_start(args
, format
);
4811 trace_report_valist(xin
, recurse
, format
, args
);
4815 /* Parses the 'argc' elements of 'argv', ignoring argv[0]. The following
4816 * forms are supported:
4818 * - [dpname] odp_flow [-generate | packet]
4819 * - bridge br_flow [-generate | packet]
4821 * On success, initializes '*ofprotop' and 'flow' and returns NULL. On failure
4822 * returns a nonnull malloced error message. */
4823 static char * OVS_WARN_UNUSED_RESULT
4824 parse_flow_and_packet(int argc
, const char *argv
[],
4825 struct ofproto_dpif
**ofprotop
, struct flow
*flow
,
4826 struct dp_packet
**packetp
)
4828 const struct dpif_backer
*backer
= NULL
;
4829 const char *error
= NULL
;
4831 struct simap port_names
= SIMAP_INITIALIZER(&port_names
);
4832 struct dp_packet
*packet
;
4833 struct ofpbuf odp_key
;
4834 struct ofpbuf odp_mask
;
4836 ofpbuf_init(&odp_key
, 0);
4837 ofpbuf_init(&odp_mask
, 0);
4839 /* Handle "-generate" or a hex string as the last argument. */
4840 if (!strcmp(argv
[argc
- 1], "-generate")) {
4841 packet
= dp_packet_new(0);
4844 error
= eth_from_hex(argv
[argc
- 1], &packet
);
4847 } else if (argc
== 4) {
4848 /* The 3-argument form must end in "-generate' or a hex string. */
4854 /* odp_flow can have its in_port specified as a name instead of port no.
4855 * We do not yet know whether a given flow is a odp_flow or a br_flow.
4856 * But, to know whether a flow is odp_flow through odp_flow_from_string(),
4857 * we need to create a simap of name to port no. */
4859 const char *dp_type
;
4860 if (!strncmp(argv
[1], "ovs-", 4)) {
4861 dp_type
= argv
[1] + 4;
4865 backer
= shash_find_data(&all_dpif_backers
, dp_type
);
4866 } else if (argc
== 2) {
4867 struct shash_node
*node
;
4868 if (shash_count(&all_dpif_backers
) == 1) {
4869 node
= shash_first(&all_dpif_backers
);
4870 backer
= node
->data
;
4873 error
= "Syntax error";
4876 if (backer
&& backer
->dpif
) {
4877 struct dpif_port dpif_port
;
4878 struct dpif_port_dump port_dump
;
4879 DPIF_PORT_FOR_EACH (&dpif_port
, &port_dump
, backer
->dpif
) {
4880 simap_put(&port_names
, dpif_port
.name
,
4881 odp_to_u32(dpif_port
.port_no
));
4885 /* Parse the flow and determine whether a datapath or
4886 * bridge is specified. If function odp_flow_key_from_string()
4887 * returns 0, the flow is a odp_flow. If function
4888 * parse_ofp_exact_flow() returns NULL, the flow is a br_flow. */
4889 if (!odp_flow_from_string(argv
[argc
- 1], &port_names
,
4890 &odp_key
, &odp_mask
)) {
4892 error
= "Cannot find the datapath";
4896 if (odp_flow_key_to_flow(odp_key
.data
, odp_key
.size
, flow
) == ODP_FIT_ERROR
) {
4897 error
= "Failed to parse datapath flow key";
4901 *ofprotop
= xlate_lookup_ofproto(backer
, flow
,
4902 &flow
->in_port
.ofp_port
);
4903 if (*ofprotop
== NULL
) {
4904 error
= "Invalid datapath flow";
4908 vsp_adjust_flow(*ofprotop
, flow
, NULL
);
4911 char *err
= parse_ofp_exact_flow(flow
, NULL
, argv
[argc
- 1], NULL
);
4914 m_err
= xasprintf("Bad openflow flow syntax: %s", err
);
4919 error
= "Must specify bridge name";
4923 *ofprotop
= ofproto_dpif_lookup(argv
[1]);
4925 error
= "Unknown bridge name";
4931 /* Generate a packet, if requested. */
4933 if (!dp_packet_size(packet
)) {
4934 flow_compose(packet
, flow
);
4936 /* Use the metadata from the flow and the packet argument
4937 * to reconstruct the flow. */
4938 pkt_metadata_from_flow(&packet
->md
, flow
);
4939 flow_extract(packet
, flow
);
4944 if (error
&& !m_err
) {
4945 m_err
= xstrdup(error
);
4948 dp_packet_delete(packet
);
4952 ofpbuf_uninit(&odp_key
);
4953 ofpbuf_uninit(&odp_mask
);
4954 simap_destroy(&port_names
);
4959 ofproto_unixctl_trace(struct unixctl_conn
*conn
, int argc
, const char *argv
[],
4960 void *aux OVS_UNUSED
)
4962 struct ofproto_dpif
*ofproto
;
4963 struct dp_packet
*packet
;
4967 error
= parse_flow_and_packet(argc
, argv
, &ofproto
, &flow
, &packet
);
4972 ofproto_trace(ofproto
, &flow
, packet
, NULL
, 0, &result
);
4973 unixctl_command_reply(conn
, ds_cstr(&result
));
4974 ds_destroy(&result
);
4975 dp_packet_delete(packet
);
4977 unixctl_command_reply_error(conn
, error
);
4983 ofproto_unixctl_trace_actions(struct unixctl_conn
*conn
, int argc
,
4984 const char *argv
[], void *aux OVS_UNUSED
)
4986 enum ofputil_protocol usable_protocols
;
4987 struct ofproto_dpif
*ofproto
;
4988 bool enforce_consistency
;
4989 struct ofpbuf ofpacts
;
4990 struct dp_packet
*packet
;
4995 /* Three kinds of error return values! */
5001 ofpbuf_init(&ofpacts
, 0);
5003 /* Parse actions. */
5004 error
= ofpacts_parse_actions(argv
[--argc
], &ofpacts
, &usable_protocols
);
5006 unixctl_command_reply_error(conn
, error
);
5011 /* OpenFlow 1.1 and later suggest that the switch enforces certain forms of
5012 * consistency between the flow and the actions. With -consistent, we
5013 * enforce consistency even for a flow supported in OpenFlow 1.0. */
5014 if (!strcmp(argv
[1], "-consistent")) {
5015 enforce_consistency
= true;
5019 enforce_consistency
= false;
5022 error
= parse_flow_and_packet(argc
, argv
, &ofproto
, &flow
, &packet
);
5024 unixctl_command_reply_error(conn
, error
);
5029 /* Do the same checks as handle_packet_out() in ofproto.c.
5031 * We pass a 'table_id' of 0 to ofpacts_check(), which isn't
5032 * strictly correct because these actions aren't in any table, but it's OK
5033 * because it 'table_id' is used only to check goto_table instructions, but
5034 * packet-outs take a list of actions and therefore it can't include
5037 * We skip the "meter" check here because meter is an instruction, not an
5038 * action, and thus cannot appear in ofpacts. */
5039 in_port
= ofp_to_u16(flow
.in_port
.ofp_port
);
5040 if (in_port
>= ofproto
->up
.max_ports
&& in_port
< ofp_to_u16(OFPP_MAX
)) {
5041 unixctl_command_reply_error(conn
, "invalid in_port");
5044 if (enforce_consistency
) {
5045 retval
= ofpacts_check_consistency(ofpacts
.data
, ofpacts
.size
, &flow
,
5046 u16_to_ofp(ofproto
->up
.max_ports
),
5047 0, ofproto
->up
.n_tables
,
5050 retval
= ofpacts_check(ofpacts
.data
, ofpacts
.size
, &flow
,
5051 u16_to_ofp(ofproto
->up
.max_ports
), 0,
5052 ofproto
->up
.n_tables
, &usable_protocols
);
5055 retval
= ofproto_check_ofpacts(&ofproto
->up
, ofpacts
.data
,
5061 ds_put_format(&result
, "Bad actions: %s", ofperr_to_string(retval
));
5062 unixctl_command_reply_error(conn
, ds_cstr(&result
));
5066 ofproto_trace(ofproto
, &flow
, packet
,
5067 ofpacts
.data
, ofpacts
.size
, &result
);
5068 unixctl_command_reply(conn
, ds_cstr(&result
));
5071 ds_destroy(&result
);
5072 dp_packet_delete(packet
);
5073 ofpbuf_uninit(&ofpacts
);
5076 /* Implements a "trace" through 'ofproto''s flow table, appending a textual
5077 * description of the results to 'ds'.
5079 * The trace follows a packet with the specified 'flow' through the flow
5080 * table. 'packet' may be nonnull to trace an actual packet, with consequent
5081 * side effects (if it is nonnull then its flow must be 'flow').
5083 * If 'ofpacts' is nonnull then its 'ofpacts_len' bytes specify the actions to
5084 * trace, otherwise the actions are determined by a flow table lookup. */
5086 ofproto_trace(struct ofproto_dpif
*ofproto
, struct flow
*flow
,
5087 const struct dp_packet
*packet
,
5088 const struct ofpact ofpacts
[], size_t ofpacts_len
,
5091 struct trace_ctx trace
;
5092 enum xlate_error error
;
5094 ds_put_format(ds
, "Bridge: %s\n", ofproto
->up
.name
);
5095 ds_put_cstr(ds
, "Flow: ");
5096 flow_format(ds
, flow
);
5097 ds_put_char(ds
, '\n');
5099 ofpbuf_init(&trace
.odp_actions
, 0);
5102 trace
.key
= flow
; /* Original flow key, used for megaflow. */
5103 trace
.flow
= *flow
; /* May be modified by actions. */
5104 xlate_in_init(&trace
.xin
, ofproto
, flow
, flow
->in_port
.ofp_port
, NULL
,
5105 ntohs(flow
->tcp_flags
), packet
, &trace
.wc
,
5106 &trace
.odp_actions
);
5107 trace
.xin
.ofpacts
= ofpacts
;
5108 trace
.xin
.ofpacts_len
= ofpacts_len
;
5109 trace
.xin
.resubmit_hook
= trace_resubmit
;
5110 trace
.xin
.report_hook
= trace_report_valist
;
5112 error
= xlate_actions(&trace
.xin
, &trace
.xout
);
5113 ds_put_char(ds
, '\n');
5114 trace
.xin
.flow
.actset_output
= 0;
5115 trace_format_flow(ds
, 0, "Final flow", &trace
);
5116 trace_format_megaflow(ds
, 0, "Megaflow", &trace
);
5118 ds_put_cstr(ds
, "Datapath actions: ");
5119 format_odp_actions(ds
, trace
.odp_actions
.data
, trace
.odp_actions
.size
);
5121 if (error
!= XLATE_OK
) {
5122 ds_put_format(ds
, "\nTranslation failed (%s), packet is dropped.\n",
5123 xlate_strerror(error
));
5124 } else if (trace
.xout
.slow
) {
5125 enum slow_path_reason slow
;
5127 ds_put_cstr(ds
, "\nThis flow is handled by the userspace "
5128 "slow path because it:");
5130 slow
= trace
.xout
.slow
;
5132 enum slow_path_reason bit
= rightmost_1bit(slow
);
5134 ds_put_format(ds
, "\n\t- %s.",
5135 slow_path_reason_to_explanation(bit
));
5141 xlate_out_uninit(&trace
.xout
);
5142 ofpbuf_uninit(&trace
.odp_actions
);
5145 /* Store the current ofprotos in 'ofproto_shash'. Returns a sorted list
5146 * of the 'ofproto_shash' nodes. It is the responsibility of the caller
5147 * to destroy 'ofproto_shash' and free the returned value. */
5148 static const struct shash_node
**
5149 get_ofprotos(struct shash
*ofproto_shash
)
5151 const struct ofproto_dpif
*ofproto
;
5153 HMAP_FOR_EACH (ofproto
, all_ofproto_dpifs_node
, &all_ofproto_dpifs
) {
5154 char *name
= xasprintf("%s@%s", ofproto
->up
.type
, ofproto
->up
.name
);
5155 shash_add_nocopy(ofproto_shash
, name
, ofproto
);
5158 return shash_sort(ofproto_shash
);
5162 ofproto_unixctl_dpif_dump_dps(struct unixctl_conn
*conn
, int argc OVS_UNUSED
,
5163 const char *argv
[] OVS_UNUSED
,
5164 void *aux OVS_UNUSED
)
5166 struct ds ds
= DS_EMPTY_INITIALIZER
;
5167 struct shash ofproto_shash
;
5168 const struct shash_node
**sorted_ofprotos
;
5171 shash_init(&ofproto_shash
);
5172 sorted_ofprotos
= get_ofprotos(&ofproto_shash
);
5173 for (i
= 0; i
< shash_count(&ofproto_shash
); i
++) {
5174 const struct shash_node
*node
= sorted_ofprotos
[i
];
5175 ds_put_format(&ds
, "%s\n", node
->name
);
5178 shash_destroy(&ofproto_shash
);
5179 free(sorted_ofprotos
);
5181 unixctl_command_reply(conn
, ds_cstr(&ds
));
5186 dpif_show_backer(const struct dpif_backer
*backer
, struct ds
*ds
)
5188 const struct shash_node
**ofprotos
;
5189 struct dpif_dp_stats dp_stats
;
5190 struct shash ofproto_shash
;
5193 dpif_get_dp_stats(backer
->dpif
, &dp_stats
);
5195 ds_put_format(ds
, "%s: hit:%"PRIu64
" missed:%"PRIu64
"\n",
5196 dpif_name(backer
->dpif
), dp_stats
.n_hit
, dp_stats
.n_missed
);
5198 shash_init(&ofproto_shash
);
5199 ofprotos
= get_ofprotos(&ofproto_shash
);
5200 for (i
= 0; i
< shash_count(&ofproto_shash
); i
++) {
5201 struct ofproto_dpif
*ofproto
= ofprotos
[i
]->data
;
5202 const struct shash_node
**ports
;
5205 if (ofproto
->backer
!= backer
) {
5209 ds_put_format(ds
, "\t%s:\n", ofproto
->up
.name
);
5211 ports
= shash_sort(&ofproto
->up
.port_by_name
);
5212 for (j
= 0; j
< shash_count(&ofproto
->up
.port_by_name
); j
++) {
5213 const struct shash_node
*node
= ports
[j
];
5214 struct ofport
*ofport
= node
->data
;
5216 odp_port_t odp_port
;
5218 ds_put_format(ds
, "\t\t%s %u/", netdev_get_name(ofport
->netdev
),
5221 odp_port
= ofp_port_to_odp_port(ofproto
, ofport
->ofp_port
);
5222 if (odp_port
!= ODPP_NONE
) {
5223 ds_put_format(ds
, "%"PRIu32
":", odp_port
);
5225 ds_put_cstr(ds
, "none:");
5228 ds_put_format(ds
, " (%s", netdev_get_type(ofport
->netdev
));
5231 if (!netdev_get_config(ofport
->netdev
, &config
)) {
5232 const struct smap_node
**nodes
;
5235 nodes
= smap_sort(&config
);
5236 for (i
= 0; i
< smap_count(&config
); i
++) {
5237 const struct smap_node
*node
= nodes
[i
];
5238 ds_put_format(ds
, "%c %s=%s", i
? ',' : ':',
5239 node
->key
, node
->value
);
5243 smap_destroy(&config
);
5245 ds_put_char(ds
, ')');
5246 ds_put_char(ds
, '\n');
5250 shash_destroy(&ofproto_shash
);
5255 ofproto_unixctl_dpif_show(struct unixctl_conn
*conn
, int argc OVS_UNUSED
,
5256 const char *argv
[] OVS_UNUSED
, void *aux OVS_UNUSED
)
5258 struct ds ds
= DS_EMPTY_INITIALIZER
;
5259 const struct shash_node
**backers
;
5262 backers
= shash_sort(&all_dpif_backers
);
5263 for (i
= 0; i
< shash_count(&all_dpif_backers
); i
++) {
5264 dpif_show_backer(backers
[i
]->data
, &ds
);
5268 unixctl_command_reply(conn
, ds_cstr(&ds
));
5273 ofproto_unixctl_dpif_dump_flows(struct unixctl_conn
*conn
,
5274 int argc OVS_UNUSED
, const char *argv
[],
5275 void *aux OVS_UNUSED
)
5277 const struct ofproto_dpif
*ofproto
;
5279 struct ds ds
= DS_EMPTY_INITIALIZER
;
5280 bool verbosity
= false;
5282 struct dpif_port dpif_port
;
5283 struct dpif_port_dump port_dump
;
5284 struct hmap portno_names
;
5286 struct dpif_flow_dump
*flow_dump
;
5287 struct dpif_flow_dump_thread
*flow_dump_thread
;
5291 ofproto
= ofproto_dpif_lookup(argv
[argc
- 1]);
5293 unixctl_command_reply_error(conn
, "no such bridge");
5297 if (argc
> 2 && !strcmp(argv
[1], "-m")) {
5301 hmap_init(&portno_names
);
5302 DPIF_PORT_FOR_EACH (&dpif_port
, &port_dump
, ofproto
->backer
->dpif
) {
5303 odp_portno_names_set(&portno_names
, dpif_port
.port_no
, dpif_port
.name
);
5307 flow_dump
= dpif_flow_dump_create(ofproto
->backer
->dpif
, false);
5308 flow_dump_thread
= dpif_flow_dump_thread_create(flow_dump
);
5309 while (dpif_flow_dump_next(flow_dump_thread
, &f
, 1)) {
5312 if (odp_flow_key_to_flow(f
.key
, f
.key_len
, &flow
) == ODP_FIT_ERROR
5313 || xlate_lookup_ofproto(ofproto
->backer
, &flow
, NULL
) != ofproto
) {
5318 odp_format_ufid(&f
.ufid
, &ds
);
5319 ds_put_cstr(&ds
, " ");
5321 odp_flow_format(f
.key
, f
.key_len
, f
.mask
, f
.mask_len
,
5322 &portno_names
, &ds
, verbosity
);
5323 ds_put_cstr(&ds
, ", ");
5324 dpif_flow_stats_format(&f
.stats
, &ds
);
5325 ds_put_cstr(&ds
, ", actions:");
5326 format_odp_actions(&ds
, f
.actions
, f
.actions_len
);
5327 ds_put_char(&ds
, '\n');
5329 dpif_flow_dump_thread_destroy(flow_dump_thread
);
5330 error
= dpif_flow_dump_destroy(flow_dump
);
5334 ds_put_format(&ds
, "dpif/dump_flows failed: %s", ovs_strerror(errno
));
5335 unixctl_command_reply_error(conn
, ds_cstr(&ds
));
5337 unixctl_command_reply(conn
, ds_cstr(&ds
));
5339 odp_portno_names_destroy(&portno_names
);
5340 hmap_destroy(&portno_names
);
5345 ofproto_revalidate_all_backers(void)
5347 const struct shash_node
**backers
;
5350 backers
= shash_sort(&all_dpif_backers
);
5351 for (i
= 0; i
< shash_count(&all_dpif_backers
); i
++) {
5352 struct dpif_backer
*backer
= backers
[i
]->data
;
5353 backer
->need_revalidate
= REV_RECONFIGURE
;
5359 disable_tnl_push_pop(struct unixctl_conn
*conn OVS_UNUSED
, int argc OVS_UNUSED
,
5360 const char *argv
[], void *aux OVS_UNUSED
)
5362 if (!strcasecmp(argv
[1], "off")) {
5363 ofproto_use_tnl_push_pop
= false;
5364 unixctl_command_reply(conn
, "Tunnel push-pop off");
5365 ofproto_revalidate_all_backers();
5366 } else if (!strcasecmp(argv
[1], "on")) {
5367 ofproto_use_tnl_push_pop
= true;
5368 unixctl_command_reply(conn
, "Tunnel push-pop on");
5369 ofproto_revalidate_all_backers();
5371 unixctl_command_reply_error(conn
, "Invalid argument");
5376 ofproto_unixctl_init(void)
5378 static bool registered
;
5384 unixctl_command_register(
5386 "{[dp_name] odp_flow | bridge br_flow} [-generate|packet]",
5387 1, 3, ofproto_unixctl_trace
, NULL
);
5388 unixctl_command_register(
5389 "ofproto/trace-packet-out",
5390 "[-consistent] {[dp_name] odp_flow | bridge br_flow} [-generate|packet] actions",
5391 2, 6, ofproto_unixctl_trace_actions
, NULL
);
5392 unixctl_command_register("fdb/flush", "[bridge]", 0, 1,
5393 ofproto_unixctl_fdb_flush
, NULL
);
5394 unixctl_command_register("fdb/show", "bridge", 1, 1,
5395 ofproto_unixctl_fdb_show
, NULL
);
5396 unixctl_command_register("mdb/flush", "[bridge]", 0, 1,
5397 ofproto_unixctl_mcast_snooping_flush
, NULL
);
5398 unixctl_command_register("mdb/show", "bridge", 1, 1,
5399 ofproto_unixctl_mcast_snooping_show
, NULL
);
5400 unixctl_command_register("dpif/dump-dps", "", 0, 0,
5401 ofproto_unixctl_dpif_dump_dps
, NULL
);
5402 unixctl_command_register("dpif/show", "", 0, 0, ofproto_unixctl_dpif_show
,
5404 unixctl_command_register("dpif/dump-flows", "[-m] bridge", 1, 2,
5405 ofproto_unixctl_dpif_dump_flows
, NULL
);
5407 unixctl_command_register("ofproto/tnl-push-pop", "[on]|[off]", 1, 1,
5408 disable_tnl_push_pop
, NULL
);
5411 /* Returns true if 'table' is the table used for internal rules,
5412 * false otherwise. */
5414 table_is_internal(uint8_t table_id
)
5416 return table_id
== TBL_INTERNAL
;
5419 /* Linux VLAN device support (e.g. "eth0.10" for VLAN 10.)
5421 * This is deprecated. It is only for compatibility with broken device drivers
5422 * in old versions of Linux that do not properly support VLANs when VLAN
5423 * devices are not used. When broken device drivers are no longer in
5424 * widespread use, we will delete these interfaces. */
5427 set_realdev(struct ofport
*ofport_
, ofp_port_t realdev_ofp_port
, int vid
)
5429 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(ofport_
->ofproto
);
5430 struct ofport_dpif
*ofport
= ofport_dpif_cast(ofport_
);
5432 if (realdev_ofp_port
== ofport
->realdev_ofp_port
5433 && vid
== ofport
->vlandev_vid
) {
5437 ofproto
->backer
->need_revalidate
= REV_RECONFIGURE
;
5439 if (ofport
->realdev_ofp_port
) {
5442 if (realdev_ofp_port
&& ofport
->bundle
) {
5443 /* vlandevs are enslaved to their realdevs, so they are not allowed to
5444 * themselves be part of a bundle. */
5445 bundle_set(ofport_
->ofproto
, ofport
->bundle
, NULL
);
5448 ofport
->realdev_ofp_port
= realdev_ofp_port
;
5449 ofport
->vlandev_vid
= vid
;
5451 if (realdev_ofp_port
) {
5452 vsp_add(ofport
, realdev_ofp_port
, vid
);
5459 hash_realdev_vid(ofp_port_t realdev_ofp_port
, int vid
)
5461 return hash_2words(ofp_to_u16(realdev_ofp_port
), vid
);
5465 ofproto_has_vlan_splinters(const struct ofproto_dpif
*ofproto
)
5466 OVS_EXCLUDED(ofproto
->vsp_mutex
)
5468 /* hmap_is_empty is thread safe. */
5469 return !hmap_is_empty(&ofproto
->realdev_vid_map
);
5474 vsp_realdev_to_vlandev__(const struct ofproto_dpif
*ofproto
,
5475 ofp_port_t realdev_ofp_port
, ovs_be16 vlan_tci
)
5476 OVS_REQUIRES(ofproto
->vsp_mutex
)
5478 if (!hmap_is_empty(&ofproto
->realdev_vid_map
)) {
5479 int vid
= vlan_tci_to_vid(vlan_tci
);
5480 const struct vlan_splinter
*vsp
;
5482 HMAP_FOR_EACH_WITH_HASH (vsp
, realdev_vid_node
,
5483 hash_realdev_vid(realdev_ofp_port
, vid
),
5484 &ofproto
->realdev_vid_map
) {
5485 if (vsp
->realdev_ofp_port
== realdev_ofp_port
5486 && vsp
->vid
== vid
) {
5487 return vsp
->vlandev_ofp_port
;
5491 return realdev_ofp_port
;
5494 /* Returns the OFP port number of the Linux VLAN device that corresponds to
5495 * 'vlan_tci' on the network device with port number 'realdev_ofp_port' in
5496 * 'struct ofport_dpif'. For example, given 'realdev_ofp_port' of eth0 and
5497 * 'vlan_tci' 9, it would return the port number of eth0.9.
5499 * Unless VLAN splinters are enabled for port 'realdev_ofp_port', this
5500 * function just returns its 'realdev_ofp_port' argument. */
5502 vsp_realdev_to_vlandev(const struct ofproto_dpif
*ofproto
,
5503 ofp_port_t realdev_ofp_port
, ovs_be16 vlan_tci
)
5504 OVS_EXCLUDED(ofproto
->vsp_mutex
)
5508 /* hmap_is_empty is thread safe, see if we can return immediately. */
5509 if (hmap_is_empty(&ofproto
->realdev_vid_map
)) {
5510 return realdev_ofp_port
;
5512 ovs_mutex_lock(&ofproto
->vsp_mutex
);
5513 ret
= vsp_realdev_to_vlandev__(ofproto
, realdev_ofp_port
, vlan_tci
);
5514 ovs_mutex_unlock(&ofproto
->vsp_mutex
);
5518 static struct vlan_splinter
*
5519 vlandev_find(const struct ofproto_dpif
*ofproto
, ofp_port_t vlandev_ofp_port
)
5521 struct vlan_splinter
*vsp
;
5523 HMAP_FOR_EACH_WITH_HASH (vsp
, vlandev_node
,
5524 hash_ofp_port(vlandev_ofp_port
),
5525 &ofproto
->vlandev_map
) {
5526 if (vsp
->vlandev_ofp_port
== vlandev_ofp_port
) {
5534 /* Returns the OpenFlow port number of the "real" device underlying the Linux
5535 * VLAN device with OpenFlow port number 'vlandev_ofp_port' and stores the
5536 * VLAN VID of the Linux VLAN device in '*vid'. For example, given
5537 * 'vlandev_ofp_port' of eth0.9, it would return the OpenFlow port number of
5538 * eth0 and store 9 in '*vid'.
5540 * Returns 0 and does not modify '*vid' if 'vlandev_ofp_port' is not a Linux
5541 * VLAN device. Unless VLAN splinters are enabled, this is what this function
5544 vsp_vlandev_to_realdev(const struct ofproto_dpif
*ofproto
,
5545 ofp_port_t vlandev_ofp_port
, int *vid
)
5546 OVS_REQUIRES(ofproto
->vsp_mutex
)
5548 if (!hmap_is_empty(&ofproto
->vlandev_map
)) {
5549 const struct vlan_splinter
*vsp
;
5551 vsp
= vlandev_find(ofproto
, vlandev_ofp_port
);
5556 return vsp
->realdev_ofp_port
;
5562 /* Given 'flow', a flow representing a packet received on 'ofproto', checks
5563 * whether 'flow->in_port' represents a Linux VLAN device. If so, changes
5564 * 'flow->in_port' to the "real" device backing the VLAN device, sets
5565 * 'flow->vlan_tci' to the VLAN VID, and returns true. Optionally pushes the
5566 * appropriate VLAN on 'packet' if provided. Otherwise (which is always the
5567 * case unless VLAN splinters are enabled), returns false without making any
5570 vsp_adjust_flow(const struct ofproto_dpif
*ofproto
, struct flow
*flow
,
5571 struct dp_packet
*packet
)
5572 OVS_EXCLUDED(ofproto
->vsp_mutex
)
5577 /* hmap_is_empty is thread safe. */
5578 if (hmap_is_empty(&ofproto
->vlandev_map
)) {
5582 ovs_mutex_lock(&ofproto
->vsp_mutex
);
5583 realdev
= vsp_vlandev_to_realdev(ofproto
, flow
->in_port
.ofp_port
, &vid
);
5584 ovs_mutex_unlock(&ofproto
->vsp_mutex
);
5589 /* Cause the flow to be processed as if it came in on the real device with
5590 * the VLAN device's VLAN ID. */
5591 flow
->in_port
.ofp_port
= realdev
;
5592 flow
->vlan_tci
= htons((vid
& VLAN_VID_MASK
) | VLAN_CFI
);
5595 /* Make the packet resemble the flow, so that it gets sent to an
5596 * OpenFlow controller properly, so that it looks correct for sFlow,
5597 * and so that flow_extract() will get the correct vlan_tci if it is
5598 * called on 'packet'. */
5599 eth_push_vlan(packet
, htons(ETH_TYPE_VLAN
), flow
->vlan_tci
);
5606 vsp_remove(struct ofport_dpif
*port
)
5608 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(port
->up
.ofproto
);
5609 struct vlan_splinter
*vsp
;
5611 ovs_mutex_lock(&ofproto
->vsp_mutex
);
5612 vsp
= vlandev_find(ofproto
, port
->up
.ofp_port
);
5614 hmap_remove(&ofproto
->vlandev_map
, &vsp
->vlandev_node
);
5615 hmap_remove(&ofproto
->realdev_vid_map
, &vsp
->realdev_vid_node
);
5618 port
->realdev_ofp_port
= 0;
5620 VLOG_ERR("missing vlan device record");
5622 ovs_mutex_unlock(&ofproto
->vsp_mutex
);
5626 vsp_add(struct ofport_dpif
*port
, ofp_port_t realdev_ofp_port
, int vid
)
5628 struct ofproto_dpif
*ofproto
= ofproto_dpif_cast(port
->up
.ofproto
);
5630 ovs_mutex_lock(&ofproto
->vsp_mutex
);
5631 if (!vsp_vlandev_to_realdev(ofproto
, port
->up
.ofp_port
, NULL
)
5632 && (vsp_realdev_to_vlandev__(ofproto
, realdev_ofp_port
, htons(vid
))
5633 == realdev_ofp_port
)) {
5634 struct vlan_splinter
*vsp
;
5636 vsp
= xmalloc(sizeof *vsp
);
5637 vsp
->realdev_ofp_port
= realdev_ofp_port
;
5638 vsp
->vlandev_ofp_port
= port
->up
.ofp_port
;
5641 port
->realdev_ofp_port
= realdev_ofp_port
;
5643 hmap_insert(&ofproto
->vlandev_map
, &vsp
->vlandev_node
,
5644 hash_ofp_port(port
->up
.ofp_port
));
5645 hmap_insert(&ofproto
->realdev_vid_map
, &vsp
->realdev_vid_node
,
5646 hash_realdev_vid(realdev_ofp_port
, vid
));
5648 VLOG_ERR("duplicate vlan device record");
5650 ovs_mutex_unlock(&ofproto
->vsp_mutex
);
5654 ofp_port_to_odp_port(const struct ofproto_dpif
*ofproto
, ofp_port_t ofp_port
)
5656 const struct ofport_dpif
*ofport
= ofp_port_to_ofport(ofproto
, ofp_port
);
5657 return ofport
? ofport
->odp_port
: ODPP_NONE
;
5660 struct ofport_dpif
*
5661 odp_port_to_ofport(const struct dpif_backer
*backer
, odp_port_t odp_port
)
5663 struct ofport_dpif
*port
;
5665 ovs_rwlock_rdlock(&backer
->odp_to_ofport_lock
);
5666 HMAP_FOR_EACH_IN_BUCKET (port
, odp_port_node
, hash_odp_port(odp_port
),
5667 &backer
->odp_to_ofport_map
) {
5668 if (port
->odp_port
== odp_port
) {
5669 ovs_rwlock_unlock(&backer
->odp_to_ofport_lock
);
5674 ovs_rwlock_unlock(&backer
->odp_to_ofport_lock
);
5679 odp_port_to_ofp_port(const struct ofproto_dpif
*ofproto
, odp_port_t odp_port
)
5681 struct ofport_dpif
*port
;
5683 port
= odp_port_to_ofport(ofproto
->backer
, odp_port
);
5684 if (port
&& &ofproto
->up
== port
->up
.ofproto
) {
5685 return port
->up
.ofp_port
;
5692 ofproto_dpif_add_internal_flow(struct ofproto_dpif
*ofproto
,
5693 const struct match
*match
, int priority
,
5694 uint16_t idle_timeout
,
5695 const struct ofpbuf
*ofpacts
,
5696 struct rule
**rulep
)
5698 struct ofproto_flow_mod ofm
;
5699 struct rule_dpif
*rule
;
5702 ofm
.fm
= (struct ofputil_flow_mod
) {
5704 .priority
= priority
,
5705 .table_id
= TBL_INTERNAL
,
5706 .command
= OFPFC_ADD
,
5707 .idle_timeout
= idle_timeout
,
5708 .flags
= OFPUTIL_FF_HIDDEN_FIELDS
| OFPUTIL_FF_NO_READONLY
,
5709 .ofpacts
= ofpacts
->data
,
5710 .ofpacts_len
= ofpacts
->size
,
5711 .delete_reason
= OVS_OFPRR_NONE
,
5714 error
= ofproto_flow_mod(&ofproto
->up
, &ofm
);
5716 VLOG_ERR_RL(&rl
, "failed to add internal flow (%s)",
5717 ofperr_to_string(error
));
5722 rule
= rule_dpif_lookup_in_table(ofproto
,
5723 ofproto_dpif_get_tables_version(ofproto
),
5724 TBL_INTERNAL
, &ofm
.fm
.match
.flow
,
5735 ofproto_dpif_delete_internal_flow(struct ofproto_dpif
*ofproto
,
5736 struct match
*match
, int priority
)
5738 struct ofproto_flow_mod ofm
;
5741 ofm
.fm
= (struct ofputil_flow_mod
) {
5743 .priority
= priority
,
5744 .table_id
= TBL_INTERNAL
,
5745 .flags
= OFPUTIL_FF_HIDDEN_FIELDS
| OFPUTIL_FF_NO_READONLY
,
5746 .command
= OFPFC_DELETE_STRICT
,
5749 error
= ofproto_flow_mod(&ofproto
->up
, &ofm
);
5751 VLOG_ERR_RL(&rl
, "failed to delete internal flow (%s)",
5752 ofperr_to_string(error
));
5760 ofproto_dpif_get_uuid(const struct ofproto_dpif
*ofproto
)
5762 return &ofproto
->uuid
;
5765 const struct ofproto_class ofproto_dpif_class
= {
5779 NULL
, /* get_memory_usage. */
5780 type_get_memory_usage
,
5799 port_is_lacp_current
,
5800 port_get_lacp_stats
,
5801 NULL
, /* rule_choose_table */
5826 aa_vlan_get_queue_size
,
5833 get_stp_port_status
,
5838 get_rstp_port_status
,
5845 is_mirror_output_bundle
,
5846 forward_bpdu_changed
,
5847 set_mac_table_config
,
5849 set_mcast_snooping_port
,
5851 NULL
, /* meter_get_features */
5852 NULL
, /* meter_set */
5853 NULL
, /* meter_get */
5854 NULL
, /* meter_del */
5855 group_alloc
, /* group_alloc */
5856 group_construct
, /* group_construct */
5857 group_destruct
, /* group_destruct */
5858 group_dealloc
, /* group_dealloc */
5859 group_modify
, /* group_modify */
5860 group_get_stats
, /* group_get_stats */
5861 get_datapath_version
, /* get_datapath_version */