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abe529af | 1 | /* |
abe529af BP |
2 | * |
3 | * Licensed under the Apache License, Version 2.0 (the "License"); | |
4 | * you may not use this file except in compliance with the License. | |
5 | * You may obtain a copy of the License at: | |
6 | * | |
7 | * http://www.apache.org/licenses/LICENSE-2.0 | |
8 | * | |
9 | * Unless required by applicable law or agreed to in writing, software | |
10 | * distributed under the License is distributed on an "AS IS" BASIS, | |
11 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | |
12 | * See the License for the specific language governing permissions and | |
13 | * limitations under the License. | |
14 | */ | |
15 | ||
16 | #include <config.h> | |
abe529af BP |
17 | #include <errno.h> |
18 | ||
ccc09689 | 19 | #include "bfd.h" |
abe529af | 20 | #include "bond.h" |
daff3353 | 21 | #include "bundle.h" |
abe529af | 22 | #include "byte-order.h" |
f23d157c | 23 | #include "connectivity.h" |
abe529af BP |
24 | #include "connmgr.h" |
25 | #include "coverage.h" | |
26 | #include "cfm.h" | |
2a7c4805 | 27 | #include "ct-dpif.h" |
abe529af | 28 | #include "fail-open.h" |
05067881 | 29 | #include "guarded-list.h" |
abe529af BP |
30 | #include "hmapx.h" |
31 | #include "lacp.h" | |
75a75043 | 32 | #include "learn.h" |
abe529af | 33 | #include "mac-learning.h" |
2e3fd24c | 34 | #include "math.h" |
6d95c4e8 | 35 | #include "mcast-snooping.h" |
abe529af | 36 | #include "multipath.h" |
0a740f48 | 37 | #include "netdev-vport.h" |
abe529af BP |
38 | #include "netdev.h" |
39 | #include "netlink.h" | |
40 | #include "nx-match.h" | |
41 | #include "odp-util.h" | |
1ac7c9bd | 42 | #include "odp-execute.h" |
b598f214 BW |
43 | #include "ofproto/ofproto-dpif.h" |
44 | #include "ofproto/ofproto-provider.h" | |
29089a54 | 45 | #include "ofproto-dpif-ipfix.h" |
ec7ceaed | 46 | #include "ofproto-dpif-mirror.h" |
635c5db9 | 47 | #include "ofproto-dpif-monitor.h" |
f5374617 | 48 | #include "ofproto-dpif-rid.h" |
bae473fe | 49 | #include "ofproto-dpif-sflow.h" |
d13ee228 | 50 | #include "ofproto-dpif-trace.h" |
e1ec7dd4 | 51 | #include "ofproto-dpif-upcall.h" |
9583bc14 | 52 | #include "ofproto-dpif-xlate.h" |
a027899e | 53 | #include "ofproto-dpif-xlate-cache.h" |
b598f214 BW |
54 | #include "openvswitch/ofp-actions.h" |
55 | #include "openvswitch/dynamic-string.h" | |
56 | #include "openvswitch/meta-flow.h" | |
25d436fb | 57 | #include "openvswitch/ofp-print.h" |
b598f214 | 58 | #include "openvswitch/ofpbuf.h" |
911b4a7e | 59 | #include "openvswitch/uuid.h" |
b598f214 BW |
60 | #include "openvswitch/vlog.h" |
61 | #include "ovs-lldp.h" | |
dfba2dfc | 62 | #include "ovs-rcu.h" |
a36de779 | 63 | #include "ovs-router.h" |
fd016ae3 | 64 | #include "openvswitch/poll-loop.h" |
f23d157c | 65 | #include "seq.h" |
0d085684 | 66 | #include "simap.h" |
27022416 | 67 | #include "smap.h" |
abe529af | 68 | #include "timer.h" |
b9ad7294 | 69 | #include "tunnel.h" |
6c1491fb | 70 | #include "unaligned.h" |
abe529af | 71 | #include "unixctl.h" |
ee89ea7b | 72 | #include "util.h" |
911b4a7e | 73 | #include "uuid.h" |
abe529af | 74 | #include "vlan-bitmap.h" |
abe529af BP |
75 | |
76 | VLOG_DEFINE_THIS_MODULE(ofproto_dpif); | |
77 | ||
abe529af | 78 | COVERAGE_DEFINE(ofproto_dpif_expired); |
ada3a58d | 79 | COVERAGE_DEFINE(packet_in_overflow); |
abe529af | 80 | |
a088a1ff | 81 | struct flow_miss; |
abe529af | 82 | |
dc437090 JR |
83 | static void rule_get_stats(struct rule *, uint64_t *packets, uint64_t *bytes, |
84 | long long int *used); | |
70742c7f | 85 | static struct rule_dpif *rule_dpif_cast(const struct rule *); |
f5857865 | 86 | static void rule_expire(struct rule_dpif *, long long now); |
b0f7b9b5 | 87 | |
46c88433 EJ |
88 | struct ofbundle { |
89 | struct hmap_node hmap_node; /* In struct ofproto's "bundles" hmap. */ | |
90 | struct ofproto_dpif *ofproto; /* Owning ofproto. */ | |
91 | void *aux; /* Key supplied by ofproto's client. */ | |
92 | char *name; /* Identifier for log messages. */ | |
93 | ||
94 | /* Configuration. */ | |
31f4a577 | 95 | struct ovs_list ports; /* Contains "struct ofport_dpif"s. */ |
46c88433 | 96 | enum port_vlan_mode vlan_mode; /* VLAN mode */ |
fed8962a | 97 | uint16_t qinq_ethtype; |
46c88433 EJ |
98 | int vlan; /* -1=trunk port, else a 12-bit VLAN ID. */ |
99 | unsigned long *trunks; /* Bitmap of trunked VLANs, if 'vlan' == -1. | |
100 | * NULL if all VLANs are trunked. */ | |
fed8962a | 101 | unsigned long *cvlans; |
46c88433 EJ |
102 | struct lacp *lacp; /* LACP if LACP is enabled, otherwise NULL. */ |
103 | struct bond *bond; /* Nonnull iff more than one port. */ | |
88f52d7f EB |
104 | enum port_priority_tags_mode use_priority_tags; |
105 | /* Use 802.1p tag for frames in VLAN 0? */ | |
46c88433 | 106 | |
c005f976 BK |
107 | bool protected; /* Protected port mode */ |
108 | ||
46c88433 EJ |
109 | /* Status. */ |
110 | bool floodable; /* True if no port has OFPUTIL_PC_NO_FLOOD set. */ | |
111 | }; | |
112 | ||
abe529af | 113 | static void bundle_remove(struct ofport *); |
7bde8dd8 | 114 | static void bundle_update(struct ofbundle *); |
abe529af BP |
115 | static void bundle_destroy(struct ofbundle *); |
116 | static void bundle_del_port(struct ofport_dpif *); | |
117 | static void bundle_run(struct ofbundle *); | |
118 | static void bundle_wait(struct ofbundle *); | |
66ff280d | 119 | static void bundle_flush_macs(struct ofbundle *, bool); |
2372c146 | 120 | static void bundle_move(struct ofbundle *, struct ofbundle *); |
33158a18 | 121 | |
21f7563c JP |
122 | static void stp_run(struct ofproto_dpif *ofproto); |
123 | static void stp_wait(struct ofproto_dpif *ofproto); | |
851bf71d EJ |
124 | static int set_stp_port(struct ofport *, |
125 | const struct ofproto_port_stp_settings *); | |
21f7563c | 126 | |
9efd308e DV |
127 | static void rstp_run(struct ofproto_dpif *ofproto); |
128 | static void set_rstp_port(struct ofport *, | |
129 | const struct ofproto_port_rstp_settings *); | |
130 | ||
46c88433 EJ |
131 | struct ofport_dpif { |
132 | struct hmap_node odp_port_node; /* In dpif_backer's "odp_to_ofport_map". */ | |
133 | struct ofport up; | |
134 | ||
135 | odp_port_t odp_port; | |
136 | struct ofbundle *bundle; /* Bundle that contains this port, if any. */ | |
ca6ba700 | 137 | struct ovs_list bundle_node;/* In struct ofbundle's "ports" list. */ |
46c88433 EJ |
138 | struct cfm *cfm; /* Connectivity Fault Management, if any. */ |
139 | struct bfd *bfd; /* BFD, if any. */ | |
0477baa9 | 140 | struct lldp *lldp; /* lldp, if any. */ |
46c88433 EJ |
141 | bool is_tunnel; /* This port is a tunnel. */ |
142 | long long int carrier_seq; /* Carrier status changes. */ | |
143 | struct ofport_dpif *peer; /* Peer if patch port. */ | |
144 | ||
145 | /* Spanning tree. */ | |
146 | struct stp_port *stp_port; /* Spanning Tree Protocol, if any. */ | |
147 | enum stp_state stp_state; /* Always STP_DISABLED if STP not in use. */ | |
148 | long long int stp_state_entered; | |
149 | ||
9efd308e DV |
150 | /* Rapid Spanning Tree. */ |
151 | struct rstp_port *rstp_port; /* Rapid Spanning Tree Protocol, if any. */ | |
152 | enum rstp_state rstp_state; /* Always RSTP_DISABLED if RSTP not in use. */ | |
153 | ||
55954f6e EJ |
154 | /* Queue to DSCP mapping. */ |
155 | struct ofproto_port_queue *qdscp; | |
156 | size_t n_qdscp; | |
46c88433 EJ |
157 | }; |
158 | ||
46c88433 EJ |
159 | static odp_port_t ofp_port_to_odp_port(const struct ofproto_dpif *, |
160 | ofp_port_t); | |
161 | ||
4e022ec0 | 162 | static ofp_port_t odp_port_to_ofp_port(const struct ofproto_dpif *, |
46c88433 | 163 | odp_port_t); |
e1b1d06a | 164 | |
abe529af BP |
165 | static struct ofport_dpif * |
166 | ofport_dpif_cast(const struct ofport *ofport) | |
167 | { | |
abe529af BP |
168 | return ofport ? CONTAINER_OF(ofport, struct ofport_dpif, up) : NULL; |
169 | } | |
170 | ||
171 | static void port_run(struct ofport_dpif *); | |
8aee94b6 | 172 | static int set_bfd(struct ofport *, const struct smap *); |
a5610457 | 173 | static int set_cfm(struct ofport *, const struct cfm_settings *); |
0477baa9 | 174 | static int set_lldp(struct ofport *ofport_, const struct smap *cfg); |
6cbbf4fa | 175 | static void ofport_update_peer(struct ofport_dpif *); |
abe529af | 176 | |
3c4a309c BP |
177 | COVERAGE_DEFINE(rev_reconfigure); |
178 | COVERAGE_DEFINE(rev_stp); | |
9efd308e | 179 | COVERAGE_DEFINE(rev_rstp); |
4a1b8f30 | 180 | COVERAGE_DEFINE(rev_bond); |
3c4a309c BP |
181 | COVERAGE_DEFINE(rev_port_toggled); |
182 | COVERAGE_DEFINE(rev_flow_table); | |
30618594 | 183 | COVERAGE_DEFINE(rev_mac_learning); |
6d95c4e8 | 184 | COVERAGE_DEFINE(rev_mcast_snooping); |
3c4a309c | 185 | |
acf60855 | 186 | /* All existing ofproto_backer instances, indexed by ofproto->up.type. */ |
07a3cd5c | 187 | struct shash all_dpif_backers = SHASH_INITIALIZER(&all_dpif_backers); |
46c88433 | 188 | |
b44a10b7 | 189 | /* All existing ofproto_dpif instances, indexed by ->up.name. */ |
911b4a7e JP |
190 | static struct hmap all_ofproto_dpifs_by_name = |
191 | HMAP_INITIALIZER(&all_ofproto_dpifs_by_name); | |
192 | ||
193 | /* All existing ofproto_dpif instances, indexed by ->uuid. */ | |
194 | static struct hmap all_ofproto_dpifs_by_uuid = | |
195 | HMAP_INITIALIZER(&all_ofproto_dpifs_by_uuid); | |
b44a10b7 | 196 | |
a36de779 PS |
197 | static bool ofproto_use_tnl_push_pop = true; |
198 | static void ofproto_unixctl_init(void); | |
abe529af | 199 | |
46c88433 EJ |
200 | static inline struct ofproto_dpif * |
201 | ofproto_dpif_cast(const struct ofproto *ofproto) | |
202 | { | |
203 | ovs_assert(ofproto->ofproto_class == &ofproto_dpif_class); | |
204 | return CONTAINER_OF(ofproto, struct ofproto_dpif, up); | |
205 | } | |
206 | ||
abe529af BP |
207 | /* Global variables. */ |
208 | static struct vlog_rate_limit rl = VLOG_RATE_LIMIT_INIT(1, 5); | |
acf60855 JP |
209 | |
210 | /* Initial mappings of port to bridge mappings. */ | |
211 | static struct shash init_ofp_ports = SHASH_INITIALIZER(&init_ofp_ports); | |
46c88433 | 212 | |
2c7ee524 JR |
213 | /* Initialize 'ofm' for a learn action. If the rule already existed, reference |
214 | * to that rule is taken, otherwise a new rule is created. 'ofm' keeps the | |
215 | * rule reference in both cases. */ | |
216 | enum ofperr | |
217 | ofproto_dpif_flow_mod_init_for_learn(struct ofproto_dpif *ofproto, | |
218 | const struct ofputil_flow_mod *fm, | |
219 | struct ofproto_flow_mod *ofm) | |
46c88433 | 220 | { |
2c7ee524 JR |
221 | /* This will not take the global 'ofproto_mutex'. */ |
222 | return ofproto_flow_mod_init_for_learn(&ofproto->up, fm, ofm); | |
46c88433 EJ |
223 | } |
224 | ||
a2b53dec BP |
225 | /* Appends 'am' to the queue of asynchronous messages to be sent to the |
226 | * controller. Takes ownership of 'am' and any data it points to. */ | |
46c88433 | 227 | void |
a2b53dec BP |
228 | ofproto_dpif_send_async_msg(struct ofproto_dpif *ofproto, |
229 | struct ofproto_async_msg *am) | |
46c88433 | 230 | { |
a2b53dec | 231 | if (!guarded_list_push_back(&ofproto->ams, &am->list_node, 1024)) { |
ada3a58d | 232 | COVERAGE_INC(packet_in_overflow); |
a2b53dec | 233 | ofproto_async_msg_free(am); |
ada3a58d | 234 | } |
cfc50ae5 AW |
235 | |
236 | /* Wakes up main thread for packet-in I/O. */ | |
a2b53dec | 237 | seq_change(ofproto->ams_seq); |
46c88433 | 238 | } |
abe529af BP |
239 | \f |
240 | /* Factory functions. */ | |
241 | ||
b0408fca | 242 | static void |
acf60855 | 243 | init(const struct shash *iface_hints) |
b0408fca | 244 | { |
acf60855 JP |
245 | struct shash_node *node; |
246 | ||
247 | /* Make a local copy, since we don't own 'iface_hints' elements. */ | |
248 | SHASH_FOR_EACH(node, iface_hints) { | |
249 | const struct iface_hint *orig_hint = node->data; | |
250 | struct iface_hint *new_hint = xmalloc(sizeof *new_hint); | |
251 | ||
252 | new_hint->br_name = xstrdup(orig_hint->br_name); | |
253 | new_hint->br_type = xstrdup(orig_hint->br_type); | |
254 | new_hint->ofp_port = orig_hint->ofp_port; | |
255 | ||
256 | shash_add(&init_ofp_ports, node->name, new_hint); | |
257 | } | |
0fc1f5c0 HH |
258 | |
259 | ofproto_unixctl_init(); | |
d13ee228 | 260 | ofproto_dpif_trace_init(); |
0fc1f5c0 | 261 | udpif_init(); |
b0408fca JP |
262 | } |
263 | ||
abe529af BP |
264 | static void |
265 | enumerate_types(struct sset *types) | |
266 | { | |
267 | dp_enumerate_types(types); | |
268 | } | |
269 | ||
270 | static int | |
271 | enumerate_names(const char *type, struct sset *names) | |
272 | { | |
acf60855 JP |
273 | struct ofproto_dpif *ofproto; |
274 | ||
275 | sset_clear(names); | |
911b4a7e JP |
276 | HMAP_FOR_EACH (ofproto, all_ofproto_dpifs_by_name_node, |
277 | &all_ofproto_dpifs_by_name) { | |
acf60855 JP |
278 | if (strcmp(type, ofproto->up.type)) { |
279 | continue; | |
280 | } | |
281 | sset_add(names, ofproto->up.name); | |
282 | } | |
283 | ||
284 | return 0; | |
abe529af BP |
285 | } |
286 | ||
287 | static int | |
288 | del(const char *type, const char *name) | |
289 | { | |
290 | struct dpif *dpif; | |
291 | int error; | |
292 | ||
293 | error = dpif_open(name, type, &dpif); | |
294 | if (!error) { | |
295 | error = dpif_delete(dpif); | |
296 | dpif_close(dpif); | |
297 | } | |
298 | return error; | |
299 | } | |
300 | \f | |
0aeaabc8 JP |
301 | static const char * |
302 | port_open_type(const char *datapath_type, const char *port_type) | |
303 | { | |
304 | return dpif_port_open_type(datapath_type, port_type); | |
305 | } | |
306 | ||
acf60855 JP |
307 | /* Type functions. */ |
308 | ||
36beb9be BP |
309 | static void process_dpif_port_changes(struct dpif_backer *); |
310 | static void process_dpif_all_ports_changed(struct dpif_backer *); | |
311 | static void process_dpif_port_change(struct dpif_backer *, | |
312 | const char *devname); | |
313 | static void process_dpif_port_error(struct dpif_backer *, int error); | |
314 | ||
476cb42a BP |
315 | static struct ofproto_dpif * |
316 | lookup_ofproto_dpif_by_port_name(const char *name) | |
317 | { | |
318 | struct ofproto_dpif *ofproto; | |
319 | ||
911b4a7e JP |
320 | HMAP_FOR_EACH (ofproto, all_ofproto_dpifs_by_name_node, |
321 | &all_ofproto_dpifs_by_name) { | |
476cb42a BP |
322 | if (sset_contains(&ofproto->ports, name)) { |
323 | return ofproto; | |
324 | } | |
325 | } | |
326 | ||
327 | return NULL; | |
328 | } | |
329 | ||
acf60855 JP |
330 | static int |
331 | type_run(const char *type) | |
332 | { | |
333 | struct dpif_backer *backer; | |
acf60855 JP |
334 | |
335 | backer = shash_find_data(&all_dpif_backers, type); | |
336 | if (!backer) { | |
337 | /* This is not necessarily a problem, since backers are only | |
338 | * created on demand. */ | |
339 | return 0; | |
340 | } | |
341 | ||
a36de779 PS |
342 | if (dpif_run(backer->dpif)) { |
343 | backer->need_revalidate = REV_RECONFIGURE; | |
344 | } | |
345 | ||
27f57736 | 346 | udpif_run(backer->udpif); |
acf60855 | 347 | |
40358701 GS |
348 | /* If vswitchd started with other_config:flow_restore_wait set as "true", |
349 | * and the configuration has now changed to "false", enable receiving | |
350 | * packets from the datapath. */ | |
351 | if (!backer->recv_set_enable && !ofproto_get_flow_restore_wait()) { | |
36beb9be BP |
352 | int error; |
353 | ||
40358701 GS |
354 | backer->recv_set_enable = true; |
355 | ||
356 | error = dpif_recv_set(backer->dpif, backer->recv_set_enable); | |
357 | if (error) { | |
358 | VLOG_ERR("Failed to enable receiving packets in dpif."); | |
359 | return error; | |
360 | } | |
361 | dpif_flow_flush(backer->dpif); | |
362 | backer->need_revalidate = REV_RECONFIGURE; | |
363 | } | |
364 | ||
6567010f | 365 | if (backer->recv_set_enable) { |
e79a6c83 | 366 | udpif_set_threads(backer->udpif, n_handlers, n_revalidators); |
448a4b2f AW |
367 | } |
368 | ||
a1616063 | 369 | if (backer->need_revalidate) { |
2cc3c58e | 370 | struct ofproto_dpif *ofproto; |
a614d823 KM |
371 | struct simap_node *node; |
372 | struct simap tmp_backers; | |
373 | ||
374 | /* Handle tunnel garbage collection. */ | |
375 | simap_init(&tmp_backers); | |
376 | simap_swap(&backer->tnl_backers, &tmp_backers); | |
377 | ||
911b4a7e JP |
378 | HMAP_FOR_EACH (ofproto, all_ofproto_dpifs_by_name_node, |
379 | &all_ofproto_dpifs_by_name) { | |
a614d823 KM |
380 | struct ofport_dpif *iter; |
381 | ||
382 | if (backer != ofproto->backer) { | |
383 | continue; | |
384 | } | |
385 | ||
386 | HMAP_FOR_EACH (iter, up.hmap_node, &ofproto->up.ports) { | |
3aa30359 | 387 | char namebuf[NETDEV_VPORT_NAME_BUFSIZE]; |
a614d823 | 388 | const char *dp_port; |
c8025aee | 389 | odp_port_t old_odp_port; |
a614d823 | 390 | |
42943cde | 391 | if (!iter->is_tunnel) { |
a614d823 KM |
392 | continue; |
393 | } | |
394 | ||
3aa30359 BP |
395 | dp_port = netdev_vport_get_dpif_port(iter->up.netdev, |
396 | namebuf, sizeof namebuf); | |
c8025aee | 397 | old_odp_port = iter->odp_port; |
a614d823 KM |
398 | node = simap_find(&tmp_backers, dp_port); |
399 | if (node) { | |
400 | simap_put(&backer->tnl_backers, dp_port, node->data); | |
401 | simap_delete(&tmp_backers, node); | |
402 | node = simap_find(&backer->tnl_backers, dp_port); | |
403 | } else { | |
404 | node = simap_find(&backer->tnl_backers, dp_port); | |
405 | if (!node) { | |
4e022ec0 | 406 | odp_port_t odp_port = ODPP_NONE; |
a614d823 KM |
407 | |
408 | if (!dpif_port_add(backer->dpif, iter->up.netdev, | |
409 | &odp_port)) { | |
4e022ec0 AW |
410 | simap_put(&backer->tnl_backers, dp_port, |
411 | odp_to_u32(odp_port)); | |
a614d823 KM |
412 | node = simap_find(&backer->tnl_backers, dp_port); |
413 | } | |
414 | } | |
415 | } | |
416 | ||
4e022ec0 | 417 | iter->odp_port = node ? u32_to_odp(node->data) : ODPP_NONE; |
42943cde | 418 | if (tnl_port_reconfigure(iter, iter->up.netdev, |
c8025aee | 419 | iter->odp_port, old_odp_port, |
a36de779 | 420 | ovs_native_tunneling_is_on(ofproto), dp_port)) { |
a614d823 KM |
421 | backer->need_revalidate = REV_RECONFIGURE; |
422 | } | |
423 | } | |
424 | } | |
425 | ||
426 | SIMAP_FOR_EACH (node, &tmp_backers) { | |
97459c2f | 427 | dpif_port_del(backer->dpif, u32_to_odp(node->data), false); |
a614d823 KM |
428 | } |
429 | simap_destroy(&tmp_backers); | |
2cc3c58e EJ |
430 | |
431 | switch (backer->need_revalidate) { | |
1373ee25 FL |
432 | case REV_RECONFIGURE: COVERAGE_INC(rev_reconfigure); break; |
433 | case REV_STP: COVERAGE_INC(rev_stp); break; | |
9efd308e | 434 | case REV_RSTP: COVERAGE_INC(rev_rstp); break; |
1373ee25 FL |
435 | case REV_BOND: COVERAGE_INC(rev_bond); break; |
436 | case REV_PORT_TOGGLED: COVERAGE_INC(rev_port_toggled); break; | |
437 | case REV_FLOW_TABLE: COVERAGE_INC(rev_flow_table); break; | |
438 | case REV_MAC_LEARNING: COVERAGE_INC(rev_mac_learning); break; | |
6d95c4e8 | 439 | case REV_MCAST_SNOOPING: COVERAGE_INC(rev_mcast_snooping); break; |
2cc3c58e | 440 | } |
f728af2e BP |
441 | backer->need_revalidate = 0; |
442 | ||
fa7c3899 | 443 | xlate_txn_start(); |
911b4a7e JP |
444 | HMAP_FOR_EACH (ofproto, all_ofproto_dpifs_by_name_node, |
445 | &all_ofproto_dpifs_by_name) { | |
a1616063 | 446 | struct ofport_dpif *ofport; |
a1616063 | 447 | struct ofbundle *bundle; |
2cc3c58e EJ |
448 | |
449 | if (ofproto->backer != backer) { | |
450 | continue; | |
451 | } | |
452 | ||
89a8a7f0 | 453 | xlate_ofproto_set(ofproto, ofproto->up.name, |
34dd0d78 | 454 | ofproto->backer->dpif, ofproto->ml, |
9efd308e DV |
455 | ofproto->stp, ofproto->rstp, ofproto->ms, |
456 | ofproto->mbridge, ofproto->sflow, ofproto->ipfix, | |
2f47cdf4 | 457 | ofproto->netflow, |
a1616063 | 458 | ofproto->up.forward_bpdu, |
4b97b70d | 459 | connmgr_has_in_band(ofproto->up.connmgr), |
88186383 | 460 | &ofproto->backer->rt_support); |
46c88433 | 461 | |
a1616063 EJ |
462 | HMAP_FOR_EACH (bundle, hmap_node, &ofproto->bundles) { |
463 | xlate_bundle_set(ofproto, bundle, bundle->name, | |
fed8962a EG |
464 | bundle->vlan_mode, bundle->qinq_ethtype, |
465 | bundle->vlan, bundle->trunks, bundle->cvlans, | |
f0fb825a | 466 | bundle->use_priority_tags, |
a1616063 | 467 | bundle->bond, bundle->lacp, |
c005f976 | 468 | bundle->floodable, bundle->protected); |
a1616063 EJ |
469 | } |
470 | ||
471 | HMAP_FOR_EACH (ofport, up.hmap_node, &ofproto->up.ports) { | |
9d189a50 EJ |
472 | int stp_port = ofport->stp_port |
473 | ? stp_port_no(ofport->stp_port) | |
92cf817b | 474 | : -1; |
a1616063 EJ |
475 | xlate_ofport_set(ofproto, ofport->bundle, ofport, |
476 | ofport->up.ofp_port, ofport->odp_port, | |
0477baa9 DF |
477 | ofport->up.netdev, ofport->cfm, ofport->bfd, |
478 | ofport->lldp, ofport->peer, stp_port, | |
f025bcb7 JR |
479 | ofport->rstp_port, ofport->qdscp, |
480 | ofport->n_qdscp, ofport->up.pp.config, | |
481 | ofport->up.pp.state, ofport->is_tunnel, | |
16361b11 | 482 | ofport->up.may_enable); |
46c88433 | 483 | } |
2cc3c58e | 484 | } |
fa7c3899 | 485 | xlate_txn_commit(); |
e1ec7dd4 EJ |
486 | |
487 | udpif_revalidate(backer->udpif); | |
2cc3c58e EJ |
488 | } |
489 | ||
36beb9be | 490 | process_dpif_port_changes(backer); |
acf60855 JP |
491 | |
492 | return 0; | |
493 | } | |
494 | ||
36beb9be BP |
495 | /* Check for and handle port changes in 'backer''s dpif. */ |
496 | static void | |
497 | process_dpif_port_changes(struct dpif_backer *backer) | |
498 | { | |
499 | for (;;) { | |
500 | char *devname; | |
501 | int error; | |
502 | ||
503 | error = dpif_port_poll(backer->dpif, &devname); | |
504 | switch (error) { | |
505 | case EAGAIN: | |
506 | return; | |
507 | ||
508 | case ENOBUFS: | |
509 | process_dpif_all_ports_changed(backer); | |
510 | break; | |
511 | ||
512 | case 0: | |
513 | process_dpif_port_change(backer, devname); | |
514 | free(devname); | |
515 | break; | |
516 | ||
517 | default: | |
518 | process_dpif_port_error(backer, error); | |
519 | break; | |
520 | } | |
521 | } | |
522 | } | |
523 | ||
524 | static void | |
525 | process_dpif_all_ports_changed(struct dpif_backer *backer) | |
526 | { | |
527 | struct ofproto_dpif *ofproto; | |
528 | struct dpif_port dpif_port; | |
529 | struct dpif_port_dump dump; | |
530 | struct sset devnames; | |
531 | const char *devname; | |
532 | ||
533 | sset_init(&devnames); | |
911b4a7e JP |
534 | HMAP_FOR_EACH (ofproto, all_ofproto_dpifs_by_name_node, |
535 | &all_ofproto_dpifs_by_name) { | |
36beb9be BP |
536 | if (ofproto->backer == backer) { |
537 | struct ofport *ofport; | |
538 | ||
539 | HMAP_FOR_EACH (ofport, hmap_node, &ofproto->up.ports) { | |
540 | sset_add(&devnames, netdev_get_name(ofport->netdev)); | |
541 | } | |
542 | } | |
543 | } | |
544 | DPIF_PORT_FOR_EACH (&dpif_port, &dump, backer->dpif) { | |
545 | sset_add(&devnames, dpif_port.name); | |
546 | } | |
547 | ||
548 | SSET_FOR_EACH (devname, &devnames) { | |
549 | process_dpif_port_change(backer, devname); | |
550 | } | |
551 | sset_destroy(&devnames); | |
552 | } | |
553 | ||
554 | static void | |
555 | process_dpif_port_change(struct dpif_backer *backer, const char *devname) | |
556 | { | |
557 | struct ofproto_dpif *ofproto; | |
558 | struct dpif_port port; | |
559 | ||
560 | /* Don't report on the datapath's device. */ | |
561 | if (!strcmp(devname, dpif_base_name(backer->dpif))) { | |
562 | return; | |
563 | } | |
564 | ||
911b4a7e JP |
565 | HMAP_FOR_EACH (ofproto, all_ofproto_dpifs_by_name_node, |
566 | &all_ofproto_dpifs_by_name) { | |
36beb9be BP |
567 | if (simap_contains(&ofproto->backer->tnl_backers, devname)) { |
568 | return; | |
569 | } | |
570 | } | |
571 | ||
572 | ofproto = lookup_ofproto_dpif_by_port_name(devname); | |
573 | if (dpif_port_query_by_name(backer->dpif, devname, &port)) { | |
574 | /* The port was removed. If we know the datapath, | |
575 | * report it through poll_set(). If we don't, it may be | |
576 | * notifying us of a removal we initiated, so ignore it. | |
577 | * If there's a pending ENOBUFS, let it stand, since | |
578 | * everything will be reevaluated. */ | |
579 | if (ofproto && ofproto->port_poll_errno != ENOBUFS) { | |
580 | sset_add(&ofproto->port_poll_set, devname); | |
581 | ofproto->port_poll_errno = 0; | |
582 | } | |
583 | } else if (!ofproto) { | |
584 | /* The port was added, but we don't know with which | |
585 | * ofproto we should associate it. Delete it. */ | |
97459c2f | 586 | dpif_port_del(backer->dpif, port.port_no, false); |
74cc3969 BP |
587 | } else { |
588 | struct ofport_dpif *ofport; | |
589 | ||
590 | ofport = ofport_dpif_cast(shash_find_data( | |
591 | &ofproto->up.port_by_name, devname)); | |
592 | if (ofport | |
593 | && ofport->odp_port != port.port_no | |
594 | && !odp_port_to_ofport(backer, port.port_no)) | |
595 | { | |
596 | /* 'ofport''s datapath port number has changed from | |
597 | * 'ofport->odp_port' to 'port.port_no'. Update our internal data | |
598 | * structures to match. */ | |
8449c4d6 | 599 | ovs_rwlock_wrlock(&backer->odp_to_ofport_lock); |
74cc3969 BP |
600 | hmap_remove(&backer->odp_to_ofport_map, &ofport->odp_port_node); |
601 | ofport->odp_port = port.port_no; | |
602 | hmap_insert(&backer->odp_to_ofport_map, &ofport->odp_port_node, | |
603 | hash_odp_port(port.port_no)); | |
8449c4d6 | 604 | ovs_rwlock_unlock(&backer->odp_to_ofport_lock); |
74cc3969 BP |
605 | backer->need_revalidate = REV_RECONFIGURE; |
606 | } | |
36beb9be BP |
607 | } |
608 | dpif_port_destroy(&port); | |
609 | } | |
610 | ||
611 | /* Propagate 'error' to all ofprotos based on 'backer'. */ | |
612 | static void | |
613 | process_dpif_port_error(struct dpif_backer *backer, int error) | |
614 | { | |
615 | struct ofproto_dpif *ofproto; | |
616 | ||
911b4a7e JP |
617 | HMAP_FOR_EACH (ofproto, all_ofproto_dpifs_by_name_node, |
618 | &all_ofproto_dpifs_by_name) { | |
36beb9be BP |
619 | if (ofproto->backer == backer) { |
620 | sset_clear(&ofproto->port_poll_set); | |
621 | ofproto->port_poll_errno = error; | |
622 | } | |
623 | } | |
624 | } | |
625 | ||
acf60855 JP |
626 | static void |
627 | type_wait(const char *type) | |
628 | { | |
629 | struct dpif_backer *backer; | |
630 | ||
631 | backer = shash_find_data(&all_dpif_backers, type); | |
632 | if (!backer) { | |
633 | /* This is not necessarily a problem, since backers are only | |
634 | * created on demand. */ | |
635 | return; | |
636 | } | |
637 | ||
c0365fc8 | 638 | dpif_wait(backer->dpif); |
acf60855 JP |
639 | } |
640 | \f | |
abe529af BP |
641 | /* Basic life-cycle. */ |
642 | ||
c57b2226 BP |
643 | static int add_internal_flows(struct ofproto_dpif *); |
644 | ||
abe529af BP |
645 | static struct ofproto * |
646 | alloc(void) | |
647 | { | |
3da29e32 | 648 | struct ofproto_dpif *ofproto = xzalloc(sizeof *ofproto); |
abe529af BP |
649 | return &ofproto->up; |
650 | } | |
651 | ||
652 | static void | |
653 | dealloc(struct ofproto *ofproto_) | |
654 | { | |
655 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
656 | free(ofproto); | |
657 | } | |
658 | ||
acf60855 | 659 | static void |
fe13ccdc | 660 | close_dpif_backer(struct dpif_backer *backer, bool del) |
acf60855 | 661 | { |
bfa90988 | 662 | struct simap_node *node; |
663 | ||
cb22974d | 664 | ovs_assert(backer->refcount > 0); |
acf60855 JP |
665 | |
666 | if (--backer->refcount) { | |
667 | return; | |
668 | } | |
669 | ||
b395cf1f BP |
670 | udpif_destroy(backer->udpif); |
671 | ||
bfa90988 | 672 | SIMAP_FOR_EACH (node, &backer->tnl_backers) { |
673 | dpif_port_del(backer->dpif, u32_to_odp(node->data), false); | |
674 | } | |
7d82ab2e | 675 | simap_destroy(&backer->tnl_backers); |
8449c4d6 | 676 | ovs_rwlock_destroy(&backer->odp_to_ofport_lock); |
acf60855 | 677 | hmap_destroy(&backer->odp_to_ofport_map); |
4f7cc3c7 | 678 | shash_find_and_delete(&all_dpif_backers, backer->type); |
acf60855 | 679 | free(backer->type); |
b5cbbcf6 | 680 | free(backer->dp_version_string); |
fe13ccdc AZ |
681 | if (del) { |
682 | dpif_delete(backer->dpif); | |
683 | } | |
acf60855 | 684 | dpif_close(backer->dpif); |
333ad77d | 685 | id_pool_destroy(backer->meter_ids); |
acf60855 JP |
686 | free(backer); |
687 | } | |
688 | ||
689 | /* Datapath port slated for removal from datapath. */ | |
690 | struct odp_garbage { | |
ca6ba700 | 691 | struct ovs_list list_node; |
4e022ec0 | 692 | odp_port_t odp_port; |
acf60855 JP |
693 | }; |
694 | ||
b440dd8c | 695 | static void check_support(struct dpif_backer *backer); |
4b97b70d | 696 | |
acf60855 JP |
697 | static int |
698 | open_dpif_backer(const char *type, struct dpif_backer **backerp) | |
699 | { | |
700 | struct dpif_backer *backer; | |
701 | struct dpif_port_dump port_dump; | |
702 | struct dpif_port port; | |
703 | struct shash_node *node; | |
ca6ba700 | 704 | struct ovs_list garbage_list; |
5f03c983 | 705 | struct odp_garbage *garbage; |
f5374617 | 706 | |
acf60855 JP |
707 | struct sset names; |
708 | char *backer_name; | |
709 | const char *name; | |
710 | int error; | |
711 | ||
712 | backer = shash_find_data(&all_dpif_backers, type); | |
713 | if (backer) { | |
714 | backer->refcount++; | |
715 | *backerp = backer; | |
716 | return 0; | |
717 | } | |
718 | ||
719 | backer_name = xasprintf("ovs-%s", type); | |
720 | ||
721 | /* Remove any existing datapaths, since we assume we're the only | |
722 | * userspace controlling the datapath. */ | |
723 | sset_init(&names); | |
724 | dp_enumerate_names(type, &names); | |
725 | SSET_FOR_EACH(name, &names) { | |
726 | struct dpif *old_dpif; | |
727 | ||
728 | /* Don't remove our backer if it exists. */ | |
729 | if (!strcmp(name, backer_name)) { | |
730 | continue; | |
731 | } | |
732 | ||
733 | if (dpif_open(name, type, &old_dpif)) { | |
734 | VLOG_WARN("couldn't open old datapath %s to remove it", name); | |
735 | } else { | |
736 | dpif_delete(old_dpif); | |
737 | dpif_close(old_dpif); | |
738 | } | |
739 | } | |
740 | sset_destroy(&names); | |
741 | ||
742 | backer = xmalloc(sizeof *backer); | |
743 | ||
744 | error = dpif_create_and_open(backer_name, type, &backer->dpif); | |
745 | free(backer_name); | |
746 | if (error) { | |
747 | VLOG_ERR("failed to open datapath of type %s: %s", type, | |
10a89ef0 | 748 | ovs_strerror(error)); |
4c1b1289 | 749 | free(backer); |
acf60855 JP |
750 | return error; |
751 | } | |
e1ec7dd4 | 752 | backer->udpif = udpif_create(backer, backer->dpif); |
acf60855 JP |
753 | |
754 | backer->type = xstrdup(type); | |
755 | backer->refcount = 1; | |
756 | hmap_init(&backer->odp_to_ofport_map); | |
8449c4d6 | 757 | ovs_rwlock_init(&backer->odp_to_ofport_lock); |
2cc3c58e | 758 | backer->need_revalidate = 0; |
7d82ab2e | 759 | simap_init(&backer->tnl_backers); |
40358701 | 760 | backer->recv_set_enable = !ofproto_get_flow_restore_wait(); |
acf60855 JP |
761 | *backerp = backer; |
762 | ||
40358701 GS |
763 | if (backer->recv_set_enable) { |
764 | dpif_flow_flush(backer->dpif); | |
765 | } | |
acf60855 JP |
766 | |
767 | /* Loop through the ports already on the datapath and remove any | |
768 | * that we don't need anymore. */ | |
417e7e66 | 769 | ovs_list_init(&garbage_list); |
acf60855 JP |
770 | dpif_port_dump_start(&port_dump, backer->dpif); |
771 | while (dpif_port_dump_next(&port_dump, &port)) { | |
772 | node = shash_find(&init_ofp_ports, port.name); | |
773 | if (!node && strcmp(port.name, dpif_base_name(backer->dpif))) { | |
774 | garbage = xmalloc(sizeof *garbage); | |
775 | garbage->odp_port = port.port_no; | |
417e7e66 | 776 | ovs_list_push_front(&garbage_list, &garbage->list_node); |
acf60855 JP |
777 | } |
778 | } | |
779 | dpif_port_dump_done(&port_dump); | |
780 | ||
5f03c983 | 781 | LIST_FOR_EACH_POP (garbage, list_node, &garbage_list) { |
97459c2f | 782 | dpif_port_del(backer->dpif, garbage->odp_port, false); |
acf60855 JP |
783 | free(garbage); |
784 | } | |
785 | ||
786 | shash_add(&all_dpif_backers, type, backer); | |
787 | ||
b440dd8c | 788 | check_support(backer); |
a36de779 PS |
789 | atomic_count_init(&backer->tnl_count, 0); |
790 | ||
40358701 | 791 | error = dpif_recv_set(backer->dpif, backer->recv_set_enable); |
acf60855 JP |
792 | if (error) { |
793 | VLOG_ERR("failed to listen on datapath of type %s: %s", | |
10a89ef0 | 794 | type, ovs_strerror(error)); |
fe13ccdc | 795 | close_dpif_backer(backer, false); |
acf60855 JP |
796 | return error; |
797 | } | |
6567010f EJ |
798 | |
799 | if (backer->recv_set_enable) { | |
e79a6c83 | 800 | udpif_set_threads(backer->udpif, n_handlers, n_revalidators); |
6567010f | 801 | } |
acf60855 | 802 | |
b5cbbcf6 | 803 | backer->dp_version_string = dpif_get_dp_version(backer->dpif); |
48931b58 | 804 | |
333ad77d AZ |
805 | /* Manage Datapath meter IDs if supported. */ |
806 | struct ofputil_meter_features features; | |
807 | dpif_meter_get_features(backer->dpif, &features); | |
808 | if (features.max_meters) { | |
809 | backer->meter_ids = id_pool_create(0, features.max_meters); | |
810 | } else { | |
811 | backer->meter_ids = NULL; | |
812 | } | |
813 | ||
88186383 AZ |
814 | /* Make a pristine snapshot of 'support' into 'boottime_support'. |
815 | * 'boottime_support' can be checked to prevent 'support' to be changed | |
816 | * beyond the datapath capabilities. In case 'support' is changed by | |
817 | * the user, 'boottime_support' can be used to restore it. */ | |
818 | backer->bt_support = backer->rt_support; | |
819 | ||
acf60855 JP |
820 | return error; |
821 | } | |
822 | ||
a36de779 PS |
823 | bool |
824 | ovs_native_tunneling_is_on(struct ofproto_dpif *ofproto) | |
825 | { | |
88186383 AZ |
826 | return ofproto_use_tnl_push_pop |
827 | && ofproto->backer->rt_support.tnl_push_pop | |
828 | && atomic_count_get(&ofproto->backer->tnl_count); | |
a36de779 PS |
829 | } |
830 | ||
9b2cb971 SH |
831 | /* Tests whether 'backer''s datapath supports recirculation. Only newer |
832 | * datapaths support OVS_KEY_ATTR_RECIRC_ID in keys. We need to disable some | |
833 | * features on older datapaths that don't support this feature. | |
adcf00ba AZ |
834 | * |
835 | * Returns false if 'backer' definitely does not support recirculation, true if | |
836 | * it seems to support recirculation or if at least the error we get is | |
837 | * ambiguous. */ | |
838 | static bool | |
839 | check_recirc(struct dpif_backer *backer) | |
840 | { | |
841 | struct flow flow; | |
842 | struct odputil_keybuf keybuf; | |
843 | struct ofpbuf key; | |
2c85851f | 844 | bool enable_recirc; |
5262eea1 JG |
845 | struct odp_flow_key_parms odp_parms = { |
846 | .flow = &flow, | |
2494ccd7 JS |
847 | .support = { |
848 | .recirc = true, | |
849 | }, | |
5262eea1 | 850 | }; |
adcf00ba AZ |
851 | |
852 | memset(&flow, 0, sizeof flow); | |
853 | flow.recirc_id = 1; | |
854 | flow.dp_hash = 1; | |
855 | ||
856 | ofpbuf_use_stack(&key, &keybuf, sizeof keybuf); | |
5262eea1 | 857 | odp_flow_key_from_flow(&odp_parms, &key); |
2c85851f | 858 | enable_recirc = dpif_probe_feature(backer->dpif, "recirculation", &key, |
bb71c96e | 859 | NULL, NULL); |
adcf00ba | 860 | |
adcf00ba AZ |
861 | if (enable_recirc) { |
862 | VLOG_INFO("%s: Datapath supports recirculation", | |
863 | dpif_name(backer->dpif)); | |
864 | } else { | |
865 | VLOG_INFO("%s: Datapath does not support recirculation", | |
866 | dpif_name(backer->dpif)); | |
867 | } | |
868 | ||
869 | return enable_recirc; | |
870 | } | |
871 | ||
7915c9d6 | 872 | /* Tests whether 'dpif' supports unique flow ids. We can skip serializing |
8e1ffd75 JS |
873 | * some flow attributes for datapaths that support this feature. |
874 | * | |
875 | * Returns true if 'dpif' supports UFID for flow operations. | |
876 | * Returns false if 'dpif' does not support UFID. */ | |
877 | static bool | |
878 | check_ufid(struct dpif_backer *backer) | |
879 | { | |
880 | struct flow flow; | |
881 | struct odputil_keybuf keybuf; | |
882 | struct ofpbuf key; | |
883 | ovs_u128 ufid; | |
884 | bool enable_ufid; | |
5262eea1 JG |
885 | struct odp_flow_key_parms odp_parms = { |
886 | .flow = &flow, | |
887 | }; | |
8e1ffd75 JS |
888 | |
889 | memset(&flow, 0, sizeof flow); | |
890 | flow.dl_type = htons(0x1234); | |
891 | ||
892 | ofpbuf_use_stack(&key, &keybuf, sizeof keybuf); | |
5262eea1 | 893 | odp_flow_key_from_flow(&odp_parms, &key); |
6fd6ed71 | 894 | dpif_flow_hash(backer->dpif, key.data, key.size, &ufid); |
8e1ffd75 | 895 | |
bb71c96e | 896 | enable_ufid = dpif_probe_feature(backer->dpif, "UFID", &key, NULL, &ufid); |
8e1ffd75 JS |
897 | |
898 | if (enable_ufid) { | |
7915c9d6 | 899 | VLOG_INFO("%s: Datapath supports unique flow ids", |
8e1ffd75 JS |
900 | dpif_name(backer->dpif)); |
901 | } else { | |
7915c9d6 | 902 | VLOG_INFO("%s: Datapath does not support unique flow ids", |
8e1ffd75 JS |
903 | dpif_name(backer->dpif)); |
904 | } | |
905 | return enable_ufid; | |
906 | } | |
907 | ||
f0fb825a EG |
908 | /* Tests number of 802.1q VLAN headers supported by 'backer''s datapath. |
909 | * | |
910 | * Returns the number of elements in a struct flow's vlan | |
911 | * if the datapath supports at least that many VLAN headers. */ | |
912 | static size_t | |
913 | check_max_vlan_headers(struct dpif_backer *backer) | |
914 | { | |
915 | struct flow flow; | |
916 | struct odp_flow_key_parms odp_parms = { | |
917 | .flow = &flow, | |
918 | .probe = true, | |
919 | }; | |
920 | int n; | |
921 | ||
922 | memset(&flow, 0, sizeof flow); | |
923 | flow.dl_type = htons(ETH_TYPE_IP); | |
924 | for (n = 0; n < FLOW_MAX_VLAN_HEADERS; n++) { | |
925 | struct odputil_keybuf keybuf; | |
926 | struct ofpbuf key; | |
927 | ||
928 | flow_push_vlan_uninit(&flow, NULL); | |
929 | flow.vlans[0].tpid = htons(ETH_TYPE_VLAN); | |
930 | flow.vlans[0].tci = htons(1) | htons(VLAN_CFI); | |
931 | ||
932 | ofpbuf_use_stack(&key, &keybuf, sizeof keybuf); | |
933 | odp_flow_key_from_flow(&odp_parms, &key); | |
934 | if (!dpif_probe_feature(backer->dpif, "VLAN", &key, NULL, NULL)) { | |
935 | break; | |
936 | } | |
937 | } | |
938 | ||
939 | VLOG_INFO("%s: VLAN header stack length probed as %d", | |
940 | dpif_name(backer->dpif), n); | |
941 | return n; | |
942 | } | |
8bfd0fda BP |
943 | /* Tests the MPLS label stack depth supported by 'backer''s datapath. |
944 | * | |
945 | * Returns the number of elements in a struct flow's mpls_lse field | |
946 | * if the datapath supports at least that many entries in an | |
947 | * MPLS label stack. | |
948 | * Otherwise returns the number of MPLS push actions supported by | |
949 | * the datapath. */ | |
950 | static size_t | |
951 | check_max_mpls_depth(struct dpif_backer *backer) | |
952 | { | |
953 | struct flow flow; | |
954 | int n; | |
955 | ||
956 | for (n = 0; n < FLOW_MAX_MPLS_LABELS; n++) { | |
957 | struct odputil_keybuf keybuf; | |
958 | struct ofpbuf key; | |
5262eea1 JG |
959 | struct odp_flow_key_parms odp_parms = { |
960 | .flow = &flow, | |
961 | }; | |
8bfd0fda BP |
962 | |
963 | memset(&flow, 0, sizeof flow); | |
964 | flow.dl_type = htons(ETH_TYPE_MPLS); | |
965 | flow_set_mpls_bos(&flow, n, 1); | |
966 | ||
967 | ofpbuf_use_stack(&key, &keybuf, sizeof keybuf); | |
5262eea1 | 968 | odp_flow_key_from_flow(&odp_parms, &key); |
bb71c96e | 969 | if (!dpif_probe_feature(backer->dpif, "MPLS", &key, NULL, NULL)) { |
8bfd0fda BP |
970 | break; |
971 | } | |
8bfd0fda BP |
972 | } |
973 | ||
974 | VLOG_INFO("%s: MPLS label stack length probed as %d", | |
975 | dpif_name(backer->dpif), n); | |
976 | return n; | |
977 | } | |
978 | ||
b52ac659 AZ |
979 | static void |
980 | add_sample_actions(struct ofpbuf *actions, int nesting) | |
981 | { | |
982 | if (nesting == 0) { | |
983 | nl_msg_put_odp_port(actions, OVS_ACTION_ATTR_OUTPUT, u32_to_odp(1)); | |
984 | return; | |
985 | } | |
986 | ||
987 | size_t start, actions_start; | |
988 | ||
989 | start = nl_msg_start_nested(actions, OVS_ACTION_ATTR_SAMPLE); | |
990 | actions_start = nl_msg_start_nested(actions, OVS_SAMPLE_ATTR_ACTIONS); | |
991 | add_sample_actions(actions, nesting - 1); | |
992 | nl_msg_end_nested(actions, actions_start); | |
993 | nl_msg_put_u32(actions, OVS_SAMPLE_ATTR_PROBABILITY, UINT32_MAX); | |
994 | nl_msg_end_nested(actions, start); | |
995 | } | |
996 | ||
997 | /* Tests the nested sample actions levels supported by 'backer''s datapath. | |
998 | * | |
999 | * Returns the number of nested sample actions accepted by the datapath. */ | |
1000 | static size_t | |
1001 | check_max_sample_nesting(struct dpif_backer *backer) | |
1002 | { | |
1003 | struct odputil_keybuf keybuf; | |
1004 | struct ofpbuf key; | |
1005 | struct flow flow; | |
1006 | int n; | |
1007 | ||
1008 | struct odp_flow_key_parms odp_parms = { | |
1009 | .flow = &flow, | |
1010 | }; | |
1011 | ||
1012 | memset(&flow, 0, sizeof flow); | |
1013 | ofpbuf_use_stack(&key, &keybuf, sizeof keybuf); | |
1014 | odp_flow_key_from_flow(&odp_parms, &key); | |
1015 | ||
1016 | /* OVS datapath has always supported at least 3 nested levels. */ | |
1017 | for (n = 3; n < FLOW_MAX_SAMPLE_NESTING; n++) { | |
1018 | struct ofpbuf actions; | |
1019 | bool ok; | |
1020 | ||
1021 | ofpbuf_init(&actions, 300); | |
1022 | add_sample_actions(&actions, n); | |
1023 | ok = dpif_probe_feature(backer->dpif, "Sample action nesting", &key, | |
1024 | &actions, NULL); | |
1025 | ofpbuf_uninit(&actions); | |
1026 | if (!ok) { | |
1027 | break; | |
1028 | } | |
1029 | } | |
1030 | ||
1031 | VLOG_INFO("%s: Max sample nesting level probed as %d", | |
1032 | dpif_name(backer->dpif), n); | |
1033 | return n; | |
1034 | } | |
1035 | ||
53477c2c JR |
1036 | /* Tests whether 'backer''s datapath supports masked data in |
1037 | * OVS_ACTION_ATTR_SET actions. We need to disable some features on older | |
1038 | * datapaths that don't support this feature. */ | |
1039 | static bool | |
1040 | check_masked_set_action(struct dpif_backer *backer) | |
1041 | { | |
1042 | struct eth_header *eth; | |
1043 | struct ofpbuf actions; | |
1044 | struct dpif_execute execute; | |
cf62fa4c | 1045 | struct dp_packet packet; |
1cceb31b | 1046 | struct flow flow; |
53477c2c JR |
1047 | int error; |
1048 | struct ovs_key_ethernet key, mask; | |
1049 | ||
1050 | /* Compose a set action that will cause an EINVAL error on older | |
1051 | * datapaths that don't support masked set actions. | |
1052 | * Avoid using a full mask, as it could be translated to a non-masked | |
1053 | * set action instead. */ | |
1054 | ofpbuf_init(&actions, 64); | |
1055 | memset(&key, 0x53, sizeof key); | |
1056 | memset(&mask, 0x7f, sizeof mask); | |
1057 | commit_masked_set_action(&actions, OVS_KEY_ATTR_ETHERNET, &key, &mask, | |
1058 | sizeof key); | |
1059 | ||
1060 | /* Compose a dummy ethernet packet. */ | |
cf62fa4c PS |
1061 | dp_packet_init(&packet, ETH_HEADER_LEN); |
1062 | eth = dp_packet_put_zeros(&packet, ETH_HEADER_LEN); | |
53477c2c JR |
1063 | eth->eth_type = htons(0x1234); |
1064 | ||
1cceb31b DDP |
1065 | flow_extract(&packet, &flow); |
1066 | ||
53477c2c JR |
1067 | /* Execute the actions. On older datapaths this fails with EINVAL, on |
1068 | * newer datapaths it succeeds. */ | |
6fd6ed71 PS |
1069 | execute.actions = actions.data; |
1070 | execute.actions_len = actions.size; | |
53477c2c | 1071 | execute.packet = &packet; |
1cceb31b | 1072 | execute.flow = &flow; |
53477c2c | 1073 | execute.needs_help = false; |
43f9ac0a | 1074 | execute.probe = true; |
27130224 | 1075 | execute.mtu = 0; |
53477c2c JR |
1076 | |
1077 | error = dpif_execute(backer->dpif, &execute); | |
1078 | ||
cf62fa4c | 1079 | dp_packet_uninit(&packet); |
53477c2c JR |
1080 | ofpbuf_uninit(&actions); |
1081 | ||
1082 | if (error) { | |
1083 | /* Masked set action is not supported. */ | |
1084 | VLOG_INFO("%s: datapath does not support masked set action feature.", | |
1085 | dpif_name(backer->dpif)); | |
1086 | } | |
1087 | return !error; | |
1088 | } | |
1089 | ||
aaca4fe0 WT |
1090 | /* Tests whether 'backer''s datapath supports truncation of a packet in |
1091 | * OVS_ACTION_ATTR_TRUNC. We need to disable some features on older | |
1092 | * datapaths that don't support this feature. */ | |
1093 | static bool | |
1094 | check_trunc_action(struct dpif_backer *backer) | |
1095 | { | |
1096 | struct eth_header *eth; | |
1097 | struct ofpbuf actions; | |
1098 | struct dpif_execute execute; | |
1099 | struct dp_packet packet; | |
1100 | struct ovs_action_trunc *trunc; | |
1101 | struct flow flow; | |
1102 | int error; | |
1103 | ||
1104 | /* Compose an action with output(port:1, | |
1105 | * max_len:OVS_ACTION_OUTPUT_MIN + 1). | |
1106 | * This translates to one truncate action and one output action. */ | |
1107 | ofpbuf_init(&actions, 64); | |
1108 | trunc = nl_msg_put_unspec_uninit(&actions, | |
1109 | OVS_ACTION_ATTR_TRUNC, sizeof *trunc); | |
1110 | ||
1111 | trunc->max_len = ETH_HEADER_LEN + 1; | |
1112 | nl_msg_put_odp_port(&actions, OVS_ACTION_ATTR_OUTPUT, u32_to_odp(1)); | |
1113 | ||
1114 | /* Compose a dummy Ethernet packet. */ | |
1115 | dp_packet_init(&packet, ETH_HEADER_LEN); | |
1116 | eth = dp_packet_put_zeros(&packet, ETH_HEADER_LEN); | |
1117 | eth->eth_type = htons(0x1234); | |
1118 | ||
1119 | flow_extract(&packet, &flow); | |
1120 | ||
1121 | /* Execute the actions. On older datapaths this fails with EINVAL, on | |
1122 | * newer datapaths it succeeds. */ | |
1123 | execute.actions = actions.data; | |
1124 | execute.actions_len = actions.size; | |
1125 | execute.packet = &packet; | |
1126 | execute.flow = &flow; | |
1127 | execute.needs_help = false; | |
1128 | execute.probe = true; | |
1129 | execute.mtu = 0; | |
1130 | ||
1131 | error = dpif_execute(backer->dpif, &execute); | |
1132 | ||
1133 | dp_packet_uninit(&packet); | |
1134 | ofpbuf_uninit(&actions); | |
1135 | ||
1136 | if (error) { | |
1137 | VLOG_INFO("%s: Datapath does not support truncate action", | |
1138 | dpif_name(backer->dpif)); | |
1139 | } else { | |
1140 | VLOG_INFO("%s: Datapath supports truncate action", | |
1141 | dpif_name(backer->dpif)); | |
1142 | } | |
1143 | ||
1144 | return !error; | |
1145 | } | |
1146 | ||
535e3acf AZ |
1147 | /* Tests whether 'backer''s datapath supports the clone action |
1148 | * OVS_ACTION_ATTR_CLONE. */ | |
1149 | static bool | |
1150 | check_clone(struct dpif_backer *backer) | |
1151 | { | |
1152 | struct dpif_execute execute; | |
1153 | struct eth_header *eth; | |
1154 | struct flow flow; | |
1155 | struct dp_packet packet; | |
1156 | struct ofpbuf actions; | |
1157 | size_t clone_start; | |
1158 | int error; | |
1159 | ||
1160 | /* Compose clone with an empty action list. | |
1161 | * and check if datapath can decode the message. */ | |
1162 | ofpbuf_init(&actions, 64); | |
1163 | clone_start = nl_msg_start_nested(&actions, OVS_ACTION_ATTR_CLONE); | |
1164 | nl_msg_end_nested(&actions, clone_start); | |
1165 | ||
1166 | /* Compose a dummy Ethernet packet. */ | |
1167 | dp_packet_init(&packet, ETH_HEADER_LEN); | |
1168 | eth = dp_packet_put_zeros(&packet, ETH_HEADER_LEN); | |
1169 | eth->eth_type = htons(0x1234); | |
1170 | ||
1171 | flow_extract(&packet, &flow); | |
1172 | ||
1173 | /* Execute the actions. On older datapaths this fails with EINVAL, on | |
1174 | * newer datapaths it succeeds. */ | |
1175 | execute.actions = actions.data; | |
1176 | execute.actions_len = actions.size; | |
1177 | execute.packet = &packet; | |
1178 | execute.flow = &flow; | |
1179 | execute.needs_help = false; | |
1180 | execute.probe = true; | |
1181 | execute.mtu = 0; | |
1182 | ||
1183 | error = dpif_execute(backer->dpif, &execute); | |
1184 | ||
1185 | dp_packet_uninit(&packet); | |
1186 | ofpbuf_uninit(&actions); | |
1187 | ||
1188 | if (error) { | |
1189 | VLOG_INFO("%s: Datapath does not support clone action", | |
1190 | dpif_name(backer->dpif)); | |
1191 | } else { | |
1192 | VLOG_INFO("%s: Datapath supports clone action", | |
1193 | dpif_name(backer->dpif)); | |
1194 | } | |
1195 | ||
1196 | return !error; | |
1197 | } | |
1198 | ||
adfe7a0b JR |
1199 | /* Tests whether 'backer''s datapath supports the OVS_CT_ATTR_EVENTMASK |
1200 | * attribute in OVS_ACTION_ATTR_CT. */ | |
1201 | static bool | |
1202 | check_ct_eventmask(struct dpif_backer *backer) | |
1203 | { | |
1204 | struct dpif_execute execute; | |
1205 | struct dp_packet packet; | |
1206 | struct ofpbuf actions; | |
1207 | struct flow flow = { | |
1208 | .dl_type = CONSTANT_HTONS(ETH_TYPE_IP), | |
1209 | .nw_proto = IPPROTO_UDP, | |
1210 | .nw_ttl = 64, | |
1211 | /* Use the broadcast address on the loopback address range 127/8 to | |
1212 | * avoid hitting any real conntrack entries. We leave the UDP ports to | |
1213 | * zeroes for the same purpose. */ | |
1214 | .nw_src = CONSTANT_HTONL(0x7fffffff), | |
1215 | .nw_dst = CONSTANT_HTONL(0x7fffffff), | |
1216 | }; | |
1217 | size_t ct_start; | |
1218 | int error; | |
1219 | ||
1220 | /* Compose CT action with eventmask attribute and check if datapath can | |
1221 | * decode the message. */ | |
1222 | ofpbuf_init(&actions, 64); | |
1223 | ct_start = nl_msg_start_nested(&actions, OVS_ACTION_ATTR_CT); | |
1224 | /* Eventmask has no effect without the commit flag, but currently the | |
1225 | * datapath will accept an eventmask even without commit. This is useful | |
1226 | * as we do not want to persist the probe connection in the conntrack | |
1227 | * table. */ | |
1228 | nl_msg_put_u32(&actions, OVS_CT_ATTR_EVENTMASK, ~0); | |
1229 | nl_msg_end_nested(&actions, ct_start); | |
1230 | ||
1231 | /* Compose a dummy UDP packet. */ | |
1232 | dp_packet_init(&packet, 0); | |
6f068379 | 1233 | flow_compose(&packet, &flow, NULL, 64); |
adfe7a0b JR |
1234 | |
1235 | /* Execute the actions. On older datapaths this fails with EINVAL, on | |
1236 | * newer datapaths it succeeds. */ | |
1237 | execute.actions = actions.data; | |
1238 | execute.actions_len = actions.size; | |
1239 | execute.packet = &packet; | |
1240 | execute.flow = &flow; | |
1241 | execute.needs_help = false; | |
1242 | execute.probe = true; | |
1243 | execute.mtu = 0; | |
1244 | ||
1245 | error = dpif_execute(backer->dpif, &execute); | |
1246 | ||
1247 | dp_packet_uninit(&packet); | |
1248 | ofpbuf_uninit(&actions); | |
1249 | ||
1250 | if (error) { | |
1251 | VLOG_INFO("%s: Datapath does not support eventmask in conntrack action", | |
1252 | dpif_name(backer->dpif)); | |
1253 | } else { | |
1254 | VLOG_INFO("%s: Datapath supports eventmask in conntrack action", | |
1255 | dpif_name(backer->dpif)); | |
1256 | } | |
1257 | ||
1258 | return !error; | |
1259 | } | |
1260 | ||
1fe178d2 EG |
1261 | /* Tests whether 'backer''s datapath supports the OVS_ACTION_ATTR_CT_CLEAR |
1262 | * action. */ | |
1263 | static bool | |
1264 | check_ct_clear(struct dpif_backer *backer) | |
1265 | { | |
1266 | struct odputil_keybuf keybuf; | |
1267 | uint8_t actbuf[NL_A_FLAG_SIZE]; | |
1268 | struct ofpbuf actions; | |
1269 | struct ofpbuf key; | |
1270 | struct flow flow; | |
1271 | bool supported; | |
1272 | ||
1273 | struct odp_flow_key_parms odp_parms = { | |
1274 | .flow = &flow, | |
1275 | .probe = true, | |
1276 | }; | |
1277 | ||
1278 | memset(&flow, 0, sizeof flow); | |
1279 | ofpbuf_use_stack(&key, &keybuf, sizeof keybuf); | |
1280 | odp_flow_key_from_flow(&odp_parms, &key); | |
1281 | ||
1282 | ofpbuf_use_stack(&actions, &actbuf, sizeof actbuf); | |
1283 | nl_msg_put_flag(&actions, OVS_ACTION_ATTR_CT_CLEAR); | |
1284 | ||
1285 | supported = dpif_probe_feature(backer->dpif, "ct_clear", &key, | |
1286 | &actions, NULL); | |
1287 | ||
1288 | VLOG_INFO("%s: Datapath %s ct_clear action", | |
1289 | dpif_name(backer->dpif), (supported) ? "supports" | |
1290 | : "does not support"); | |
1291 | return supported; | |
1292 | } | |
1293 | ||
5b34f8fc NS |
1294 | |
1295 | /* Tests whether 'backer''s datapath supports the | |
1296 | * OVS_ACTION_ATTR_CHECK_PKT_LEN action. */ | |
1297 | static bool | |
1298 | check_check_pkt_len(struct dpif_backer *backer) | |
1299 | { | |
1300 | struct odputil_keybuf keybuf; | |
1301 | struct ofpbuf actions; | |
1302 | struct ofpbuf key; | |
1303 | struct flow flow; | |
1304 | bool supported; | |
1305 | ||
1306 | struct odp_flow_key_parms odp_parms = { | |
1307 | .flow = &flow, | |
1308 | .probe = true, | |
1309 | }; | |
1310 | ||
1311 | memset(&flow, 0, sizeof flow); | |
1312 | ofpbuf_use_stack(&key, &keybuf, sizeof keybuf); | |
1313 | odp_flow_key_from_flow(&odp_parms, &key); | |
1314 | ofpbuf_init(&actions, 64); | |
1315 | size_t cpl_start; | |
1316 | ||
1317 | cpl_start = nl_msg_start_nested(&actions, OVS_ACTION_ATTR_CHECK_PKT_LEN); | |
1318 | nl_msg_put_u16(&actions, OVS_CHECK_PKT_LEN_ATTR_PKT_LEN, 100); | |
1319 | ||
1320 | /* Putting these actions without any data is good enough to check | |
1321 | * if check_pkt_len is supported or not. */ | |
1322 | nl_msg_put_flag(&actions, OVS_CHECK_PKT_LEN_ATTR_ACTIONS_IF_GREATER); | |
1323 | nl_msg_put_flag(&actions, OVS_CHECK_PKT_LEN_ATTR_ACTIONS_IF_LESS_EQUAL); | |
1324 | ||
1325 | nl_msg_end_nested(&actions, cpl_start); | |
1326 | ||
1327 | supported = dpif_probe_feature(backer->dpif, "check_pkt_len", &key, | |
1328 | &actions, NULL); | |
1329 | ofpbuf_uninit(&actions); | |
1330 | VLOG_INFO("%s: Datapath %s check_pkt_len action", | |
1331 | dpif_name(backer->dpif), supported ? "supports" | |
1332 | : "does not support"); | |
1333 | return supported; | |
1334 | } | |
1335 | ||
6a0b0d3b JS |
1336 | /* Probe the highest dp_hash algorithm supported by the datapath. */ |
1337 | static size_t | |
1338 | check_max_dp_hash_alg(struct dpif_backer *backer) | |
1339 | { | |
1340 | struct odputil_keybuf keybuf; | |
1341 | struct ofpbuf key; | |
1342 | struct flow flow; | |
1343 | struct ovs_action_hash *hash; | |
1344 | int max_alg = 0; | |
1345 | ||
1346 | struct odp_flow_key_parms odp_parms = { | |
1347 | .flow = &flow, | |
1348 | .probe = true, | |
1349 | }; | |
1350 | ||
1351 | memset(&flow, 0, sizeof flow); | |
1352 | ofpbuf_use_stack(&key, &keybuf, sizeof keybuf); | |
1353 | odp_flow_key_from_flow(&odp_parms, &key); | |
1354 | ||
1355 | /* All datapaths support algortithm 0 (OVS_HASH_ALG_L4). */ | |
1356 | for (int alg = 1; alg < __OVS_HASH_MAX; alg++) { | |
1357 | struct ofpbuf actions; | |
1358 | bool ok; | |
1359 | ||
1360 | ofpbuf_init(&actions, 300); | |
1361 | hash = nl_msg_put_unspec_uninit(&actions, | |
1362 | OVS_ACTION_ATTR_HASH, sizeof *hash); | |
1363 | hash->hash_basis = 0; | |
1364 | hash->hash_alg = alg; | |
1365 | ok = dpif_probe_feature(backer->dpif, "Max dp_hash algorithm", &key, | |
1366 | &actions, NULL); | |
1367 | ofpbuf_uninit(&actions); | |
1368 | if (ok) { | |
1369 | max_alg = alg; | |
1370 | } else { | |
1371 | break; | |
1372 | } | |
1373 | } | |
1374 | ||
1375 | VLOG_INFO("%s: Max dp_hash algorithm probed to be %d", | |
1376 | dpif_name(backer->dpif), max_alg); | |
1377 | return max_alg; | |
1378 | } | |
1379 | ||
d77b0d5f | 1380 | #define CHECK_FEATURE__(NAME, SUPPORT, FIELD, VALUE, ETHTYPE) \ |
07659514 JS |
1381 | static bool \ |
1382 | check_##NAME(struct dpif_backer *backer) \ | |
1383 | { \ | |
1384 | struct flow flow; \ | |
1385 | struct odputil_keybuf keybuf; \ | |
1386 | struct ofpbuf key; \ | |
1387 | bool enable; \ | |
1388 | struct odp_flow_key_parms odp_parms = { \ | |
1389 | .flow = &flow, \ | |
1390 | .support = { \ | |
7b27258c | 1391 | .SUPPORT = true, \ |
07659514 JS |
1392 | }, \ |
1393 | }; \ | |
1394 | \ | |
1395 | memset(&flow, 0, sizeof flow); \ | |
7b27258c | 1396 | flow.FIELD = VALUE; \ |
d77b0d5f | 1397 | flow.dl_type = htons(ETHTYPE); \ |
07659514 JS |
1398 | \ |
1399 | ofpbuf_use_stack(&key, &keybuf, sizeof keybuf); \ | |
1400 | odp_flow_key_from_flow(&odp_parms, &key); \ | |
bb71c96e | 1401 | enable = dpif_probe_feature(backer->dpif, #NAME, &key, NULL, NULL); \ |
07659514 JS |
1402 | \ |
1403 | if (enable) { \ | |
1404 | VLOG_INFO("%s: Datapath supports "#NAME, dpif_name(backer->dpif)); \ | |
1405 | } else { \ | |
1406 | VLOG_INFO("%s: Datapath does not support "#NAME, \ | |
1407 | dpif_name(backer->dpif)); \ | |
1408 | } \ | |
1409 | \ | |
1410 | return enable; \ | |
1411 | } | |
d77b0d5f SV |
1412 | #define CHECK_FEATURE(FIELD) CHECK_FEATURE__(FIELD, FIELD, FIELD, 1, \ |
1413 | ETH_TYPE_IP) | |
07659514 JS |
1414 | |
1415 | CHECK_FEATURE(ct_state) | |
1416 | CHECK_FEATURE(ct_zone) | |
8e53fe8c | 1417 | CHECK_FEATURE(ct_mark) |
d77b0d5f SV |
1418 | CHECK_FEATURE__(ct_label, ct_label, ct_label.u64.lo, 1, ETH_TYPE_IP) |
1419 | CHECK_FEATURE__(ct_state_nat, ct_state, ct_state, \ | |
1420 | CS_TRACKED|CS_SRC_NAT, ETH_TYPE_IP) | |
1421 | CHECK_FEATURE__(ct_orig_tuple, ct_orig_tuple, ct_nw_proto, 1, ETH_TYPE_IP) | |
7b5bbe5d | 1422 | CHECK_FEATURE__(ct_orig_tuple6, ct_orig_tuple6, ct_nw_proto, 1, ETH_TYPE_IPV6) |
07659514 JS |
1423 | |
1424 | #undef CHECK_FEATURE | |
1425 | #undef CHECK_FEATURE__ | |
1426 | ||
b440dd8c JS |
1427 | static void |
1428 | check_support(struct dpif_backer *backer) | |
1429 | { | |
535e3acf | 1430 | /* Actions. */ |
88186383 AZ |
1431 | backer->rt_support.odp.recirc = check_recirc(backer); |
1432 | backer->rt_support.odp.max_vlan_headers = check_max_vlan_headers(backer); | |
1433 | backer->rt_support.odp.max_mpls_depth = check_max_mpls_depth(backer); | |
1434 | backer->rt_support.masked_set_action = check_masked_set_action(backer); | |
1435 | backer->rt_support.trunc = check_trunc_action(backer); | |
1436 | backer->rt_support.ufid = check_ufid(backer); | |
1437 | backer->rt_support.tnl_push_pop = dpif_supports_tnl_push_pop(backer->dpif); | |
1438 | backer->rt_support.clone = check_clone(backer); | |
1439 | backer->rt_support.sample_nesting = check_max_sample_nesting(backer); | |
1440 | backer->rt_support.ct_eventmask = check_ct_eventmask(backer); | |
1fe178d2 | 1441 | backer->rt_support.ct_clear = check_ct_clear(backer); |
6a0b0d3b | 1442 | backer->rt_support.max_hash_alg = check_max_dp_hash_alg(backer); |
5b34f8fc | 1443 | backer->rt_support.check_pkt_len = check_check_pkt_len(backer); |
07659514 | 1444 | |
535e3acf | 1445 | /* Flow fields. */ |
88186383 AZ |
1446 | backer->rt_support.odp.ct_state = check_ct_state(backer); |
1447 | backer->rt_support.odp.ct_zone = check_ct_zone(backer); | |
1448 | backer->rt_support.odp.ct_mark = check_ct_mark(backer); | |
1449 | backer->rt_support.odp.ct_label = check_ct_label(backer); | |
7b27258c | 1450 | |
88186383 AZ |
1451 | backer->rt_support.odp.ct_state_nat = check_ct_state_nat(backer); |
1452 | backer->rt_support.odp.ct_orig_tuple = check_ct_orig_tuple(backer); | |
1453 | backer->rt_support.odp.ct_orig_tuple6 = check_ct_orig_tuple6(backer); | |
b440dd8c JS |
1454 | } |
1455 | ||
abe529af | 1456 | static int |
0f5f95a9 | 1457 | construct(struct ofproto *ofproto_) |
abe529af BP |
1458 | { |
1459 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
acf60855 | 1460 | struct shash_node *node, *next; |
abe529af | 1461 | int error; |
abe529af | 1462 | |
4d9226a7 JR |
1463 | /* Tunnel module can get used right after the udpif threads are running. */ |
1464 | ofproto_tunnel_init(); | |
1465 | ||
acf60855 | 1466 | error = open_dpif_backer(ofproto->up.type, &ofproto->backer); |
abe529af | 1467 | if (error) { |
abe529af BP |
1468 | return error; |
1469 | } | |
1470 | ||
290835f9 | 1471 | uuid_generate(&ofproto->uuid); |
44e0c35d | 1472 | atomic_init(&ofproto->tables_version, OVS_VERSION_MIN); |
abe529af BP |
1473 | ofproto->netflow = NULL; |
1474 | ofproto->sflow = NULL; | |
29089a54 | 1475 | ofproto->ipfix = NULL; |
21f7563c | 1476 | ofproto->stp = NULL; |
9efd308e | 1477 | ofproto->rstp = NULL; |
e79a6c83 | 1478 | ofproto->dump_seq = 0; |
abe529af | 1479 | hmap_init(&ofproto->bundles); |
e764773c | 1480 | ofproto->ml = mac_learning_create(MAC_ENTRY_DEFAULT_IDLE_TIME); |
6d95c4e8 | 1481 | ofproto->ms = NULL; |
ec7ceaed | 1482 | ofproto->mbridge = mbridge_create(); |
abe529af | 1483 | ofproto->has_bonded_bundles = false; |
e2d13c43 | 1484 | ofproto->lacp_enabled = false; |
97ba2d36 | 1485 | ovs_mutex_init_adaptive(&ofproto->stats_mutex); |
abe529af | 1486 | |
a2b53dec | 1487 | guarded_list_init(&ofproto->ams); |
ada3a58d | 1488 | |
acf60855 | 1489 | sset_init(&ofproto->ports); |
0a740f48 | 1490 | sset_init(&ofproto->ghost_ports); |
acf60855 JP |
1491 | sset_init(&ofproto->port_poll_set); |
1492 | ofproto->port_poll_errno = 0; | |
f23d157c | 1493 | ofproto->change_seq = 0; |
a2b53dec BP |
1494 | ofproto->ams_seq = seq_create(); |
1495 | ofproto->ams_seqno = seq_read(ofproto->ams_seq); | |
cfc50ae5 | 1496 | |
acf60855 JP |
1497 | |
1498 | SHASH_FOR_EACH_SAFE (node, next, &init_ofp_ports) { | |
4f9e08a5 | 1499 | struct iface_hint *iface_hint = node->data; |
acf60855 JP |
1500 | |
1501 | if (!strcmp(iface_hint->br_name, ofproto->up.name)) { | |
1502 | /* Check if the datapath already has this port. */ | |
1503 | if (dpif_port_exists(ofproto->backer->dpif, node->name)) { | |
1504 | sset_add(&ofproto->ports, node->name); | |
1505 | } | |
1506 | ||
1507 | free(iface_hint->br_name); | |
1508 | free(iface_hint->br_type); | |
4f9e08a5 | 1509 | free(iface_hint); |
acf60855 JP |
1510 | shash_delete(&init_ofp_ports, node); |
1511 | } | |
1512 | } | |
e1b1d06a | 1513 | |
911b4a7e JP |
1514 | hmap_insert(&all_ofproto_dpifs_by_name, |
1515 | &ofproto->all_ofproto_dpifs_by_name_node, | |
b44a10b7 | 1516 | hash_string(ofproto->up.name, 0)); |
911b4a7e JP |
1517 | hmap_insert(&all_ofproto_dpifs_by_uuid, |
1518 | &ofproto->all_ofproto_dpifs_by_uuid_node, | |
1519 | uuid_hash(&ofproto->uuid)); | |
6527c598 | 1520 | memset(&ofproto->stats, 0, sizeof ofproto->stats); |
0f5f95a9 BP |
1521 | |
1522 | ofproto_init_tables(ofproto_, N_TABLES); | |
c57b2226 | 1523 | error = add_internal_flows(ofproto); |
adcf00ba | 1524 | |
c57b2226 BP |
1525 | ofproto->up.tables[TBL_INTERNAL].flags = OFTABLE_HIDDEN | OFTABLE_READONLY; |
1526 | ||
1527 | return error; | |
1528 | } | |
1529 | ||
1530 | static int | |
adcf00ba | 1531 | add_internal_miss_flow(struct ofproto_dpif *ofproto, int id, |
f25d0cf3 | 1532 | const struct ofpbuf *ofpacts, struct rule_dpif **rulep) |
c57b2226 | 1533 | { |
adcf00ba | 1534 | struct match match; |
c57b2226 | 1535 | int error; |
adcf00ba | 1536 | struct rule *rule; |
c57b2226 | 1537 | |
adcf00ba AZ |
1538 | match_init_catchall(&match); |
1539 | match_set_reg(&match, 0, id); | |
c57b2226 | 1540 | |
290ad78a SH |
1541 | error = ofproto_dpif_add_internal_flow(ofproto, &match, 0, 0, ofpacts, |
1542 | &rule); | |
adcf00ba | 1543 | *rulep = error ? NULL : rule_dpif_cast(rule); |
0f5f95a9 | 1544 | |
adcf00ba | 1545 | return error; |
abe529af BP |
1546 | } |
1547 | ||
c57b2226 BP |
1548 | static int |
1549 | add_internal_flows(struct ofproto_dpif *ofproto) | |
1550 | { | |
f25d0cf3 BP |
1551 | struct ofpact_controller *controller; |
1552 | uint64_t ofpacts_stub[128 / 8]; | |
1553 | struct ofpbuf ofpacts; | |
adcf00ba | 1554 | struct rule *unused_rulep OVS_UNUSED; |
adcf00ba | 1555 | struct match match; |
c57b2226 BP |
1556 | int error; |
1557 | int id; | |
1558 | ||
f25d0cf3 | 1559 | ofpbuf_use_stack(&ofpacts, ofpacts_stub, sizeof ofpacts_stub); |
c57b2226 BP |
1560 | id = 1; |
1561 | ||
f25d0cf3 BP |
1562 | controller = ofpact_put_CONTROLLER(&ofpacts); |
1563 | controller->max_len = UINT16_MAX; | |
1564 | controller->controller_id = 0; | |
9bfe9334 | 1565 | controller->reason = OFPR_IMPLICIT_MISS; |
206ddb9a | 1566 | controller->meter_id = NX_CTLR_NO_METER; |
ce058104 | 1567 | ofpact_finish_CONTROLLER(&ofpacts, &controller); |
f25d0cf3 | 1568 | |
adcf00ba AZ |
1569 | error = add_internal_miss_flow(ofproto, id++, &ofpacts, |
1570 | &ofproto->miss_rule); | |
c57b2226 BP |
1571 | if (error) { |
1572 | return error; | |
1573 | } | |
1574 | ||
f25d0cf3 | 1575 | ofpbuf_clear(&ofpacts); |
adcf00ba | 1576 | error = add_internal_miss_flow(ofproto, id++, &ofpacts, |
dbb7c28f | 1577 | &ofproto->no_packet_in_rule); |
7fd51d39 BP |
1578 | if (error) { |
1579 | return error; | |
1580 | } | |
1581 | ||
adcf00ba | 1582 | error = add_internal_miss_flow(ofproto, id++, &ofpacts, |
dbb7c28f | 1583 | &ofproto->drop_frags_rule); |
adcf00ba AZ |
1584 | if (error) { |
1585 | return error; | |
1586 | } | |
1587 | ||
0c7812e5 AW |
1588 | /* Drop any run away non-recirc rule lookups. Recirc_id has to be |
1589 | * zero when reaching this rule. | |
adcf00ba | 1590 | * |
0c7812e5 | 1591 | * (priority=2), recirc_id=0, actions=drop |
adcf00ba | 1592 | */ |
0c7812e5 | 1593 | ofpbuf_clear(&ofpacts); |
adcf00ba AZ |
1594 | match_init_catchall(&match); |
1595 | match_set_recirc_id(&match, 0); | |
290ad78a | 1596 | error = ofproto_dpif_add_internal_flow(ofproto, &match, 2, 0, &ofpacts, |
adcf00ba | 1597 | &unused_rulep); |
c57b2226 BP |
1598 | return error; |
1599 | } | |
1600 | ||
abe529af | 1601 | static void |
fe13ccdc | 1602 | destruct(struct ofproto *ofproto_, bool del) |
abe529af BP |
1603 | { |
1604 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
a2b53dec | 1605 | struct ofproto_async_msg *am; |
78c8df12 | 1606 | struct rule_dpif *rule; |
d0918789 | 1607 | struct oftable *table; |
a2b53dec | 1608 | struct ovs_list ams; |
abe529af | 1609 | |
875b94ed | 1610 | ofproto->backer->need_revalidate = REV_RECONFIGURE; |
84f0f298 | 1611 | xlate_txn_start(); |
46c88433 | 1612 | xlate_remove_ofproto(ofproto); |
84f0f298 | 1613 | xlate_txn_commit(); |
46c88433 | 1614 | |
3f142f59 BP |
1615 | /* Ensure that the upcall processing threads have no remaining references |
1616 | * to the ofproto or anything in it. */ | |
1617 | udpif_synchronize(ofproto->backer->udpif); | |
1fe409d5 | 1618 | |
911b4a7e JP |
1619 | hmap_remove(&all_ofproto_dpifs_by_name, |
1620 | &ofproto->all_ofproto_dpifs_by_name_node); | |
1621 | hmap_remove(&all_ofproto_dpifs_by_uuid, | |
1622 | &ofproto->all_ofproto_dpifs_by_uuid_node); | |
7ee20df1 | 1623 | |
0697b5c3 | 1624 | OFPROTO_FOR_EACH_TABLE (table, &ofproto->up) { |
de4ad4a2 | 1625 | CLS_FOR_EACH (rule, up.cr, &table->cls) { |
8b81d1ef | 1626 | ofproto_rule_delete(&ofproto->up, &rule->up); |
0697b5c3 | 1627 | } |
7ee20df1 | 1628 | } |
daab0ae6 | 1629 | ofproto_group_delete_all(&ofproto->up); |
7ee20df1 | 1630 | |
a2b53dec BP |
1631 | guarded_list_pop_all(&ofproto->ams, &ams); |
1632 | LIST_FOR_EACH_POP (am, list_node, &ams) { | |
1633 | ofproto_async_msg_free(am); | |
ada3a58d | 1634 | } |
a2b53dec | 1635 | guarded_list_destroy(&ofproto->ams); |
ada3a58d | 1636 | |
e672ff9b | 1637 | recirc_free_ofproto(ofproto, ofproto->up.name); |
f9038ef6 | 1638 | |
ec7ceaed | 1639 | mbridge_unref(ofproto->mbridge); |
abe529af | 1640 | |
8e407f27 | 1641 | netflow_unref(ofproto->netflow); |
9723bcce | 1642 | dpif_sflow_unref(ofproto->sflow); |
8b7ea2d4 | 1643 | dpif_ipfix_unref(ofproto->ipfix); |
abe529af | 1644 | hmap_destroy(&ofproto->bundles); |
5d989517 | 1645 | mac_learning_unref(ofproto->ml); |
6d95c4e8 | 1646 | mcast_snooping_unref(ofproto->ms); |
7b91e3c8 | 1647 | stp_unref(ofproto->stp); |
1648 | rstp_unref(ofproto->rstp); | |
abe529af | 1649 | |
acf60855 | 1650 | sset_destroy(&ofproto->ports); |
0a740f48 | 1651 | sset_destroy(&ofproto->ghost_ports); |
acf60855 | 1652 | sset_destroy(&ofproto->port_poll_set); |
e1b1d06a | 1653 | |
0da3c61b | 1654 | ovs_mutex_destroy(&ofproto->stats_mutex); |
13501305 | 1655 | |
a2b53dec | 1656 | seq_destroy(ofproto->ams_seq); |
cfc50ae5 | 1657 | |
fe13ccdc | 1658 | close_dpif_backer(ofproto->backer, del); |
abe529af BP |
1659 | } |
1660 | ||
5fcc0d00 BP |
1661 | static int |
1662 | run(struct ofproto *ofproto_) | |
1663 | { | |
1664 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
e79a6c83 | 1665 | uint64_t new_seq, new_dump_seq; |
5fcc0d00 | 1666 | |
ec7ceaed EJ |
1667 | if (mbridge_need_revalidate(ofproto->mbridge)) { |
1668 | ofproto->backer->need_revalidate = REV_RECONFIGURE; | |
509c0149 | 1669 | ovs_rwlock_wrlock(&ofproto->ml->rwlock); |
30618594 | 1670 | mac_learning_flush(ofproto->ml); |
509c0149 | 1671 | ovs_rwlock_unlock(&ofproto->ml->rwlock); |
6d95c4e8 | 1672 | mcast_snooping_mdb_flush(ofproto->ms); |
ec7ceaed EJ |
1673 | } |
1674 | ||
a2b53dec | 1675 | /* Always updates the ofproto->ams_seqno to avoid frequent wakeup during |
b53d5c33 | 1676 | * flow restore. Even though nothing is processed during flow restore, |
a2b53dec | 1677 | * all queued 'ams' will be handled immediately when flow restore |
b53d5c33 | 1678 | * completes. */ |
a2b53dec | 1679 | ofproto->ams_seqno = seq_read(ofproto->ams_seq); |
b53d5c33 | 1680 | |
a6b7506d | 1681 | /* Do not perform any periodic activity required by 'ofproto' while |
40358701 | 1682 | * waiting for flow restore to complete. */ |
a6b7506d | 1683 | if (!ofproto_get_flow_restore_wait()) { |
a2b53dec BP |
1684 | struct ofproto_async_msg *am; |
1685 | struct ovs_list ams; | |
1686 | ||
1687 | guarded_list_pop_all(&ofproto->ams, &ams); | |
1688 | LIST_FOR_EACH_POP (am, list_node, &ams) { | |
1689 | connmgr_send_async_msg(ofproto->up.connmgr, am); | |
1690 | ofproto_async_msg_free(am); | |
a6b7506d | 1691 | } |
abe529af BP |
1692 | } |
1693 | ||
abe529af | 1694 | if (ofproto->netflow) { |
8bfaca5b | 1695 | netflow_run(ofproto->netflow); |
abe529af BP |
1696 | } |
1697 | if (ofproto->sflow) { | |
bae473fe | 1698 | dpif_sflow_run(ofproto->sflow); |
abe529af | 1699 | } |
978427a5 RL |
1700 | if (ofproto->ipfix) { |
1701 | dpif_ipfix_run(ofproto->ipfix); | |
1702 | } | |
abe529af | 1703 | |
f23d157c JS |
1704 | new_seq = seq_read(connectivity_seq_get()); |
1705 | if (ofproto->change_seq != new_seq) { | |
1706 | struct ofport_dpif *ofport; | |
1707 | ||
1708 | HMAP_FOR_EACH (ofport, up.hmap_node, &ofproto->up.ports) { | |
1709 | port_run(ofport); | |
1710 | } | |
1711 | ||
1712 | ofproto->change_seq = new_seq; | |
abe529af | 1713 | } |
e2d13c43 JS |
1714 | if (ofproto->lacp_enabled || ofproto->has_bonded_bundles) { |
1715 | struct ofbundle *bundle; | |
1716 | ||
1717 | HMAP_FOR_EACH (bundle, hmap_node, &ofproto->bundles) { | |
1718 | bundle_run(bundle); | |
1719 | } | |
abe529af BP |
1720 | } |
1721 | ||
21f7563c | 1722 | stp_run(ofproto); |
9efd308e | 1723 | rstp_run(ofproto); |
509c0149 | 1724 | ovs_rwlock_wrlock(&ofproto->ml->rwlock); |
30618594 EJ |
1725 | if (mac_learning_run(ofproto->ml)) { |
1726 | ofproto->backer->need_revalidate = REV_MAC_LEARNING; | |
1727 | } | |
509c0149 | 1728 | ovs_rwlock_unlock(&ofproto->ml->rwlock); |
abe529af | 1729 | |
6d95c4e8 FL |
1730 | if (mcast_snooping_run(ofproto->ms)) { |
1731 | ofproto->backer->need_revalidate = REV_MCAST_SNOOPING; | |
1732 | } | |
1733 | ||
e79a6c83 EJ |
1734 | new_dump_seq = seq_read(udpif_dump_seq(ofproto->backer->udpif)); |
1735 | if (ofproto->dump_seq != new_dump_seq) { | |
1736 | struct rule *rule, *next_rule; | |
f5857865 | 1737 | long long now = time_msec(); |
e79a6c83 EJ |
1738 | |
1739 | /* We know stats are relatively fresh, so now is a good time to do some | |
1740 | * periodic work. */ | |
1741 | ofproto->dump_seq = new_dump_seq; | |
1742 | ||
1743 | /* Expire OpenFlow flows whose idle_timeout or hard_timeout | |
1744 | * has passed. */ | |
1745 | ovs_mutex_lock(&ofproto_mutex); | |
1746 | LIST_FOR_EACH_SAFE (rule, next_rule, expirable, | |
1747 | &ofproto->up.expirable) { | |
f5857865 | 1748 | rule_expire(rule_dpif_cast(rule), now); |
e79a6c83 EJ |
1749 | } |
1750 | ovs_mutex_unlock(&ofproto_mutex); | |
1751 | ||
1752 | /* All outstanding data in existing flows has been accounted, so it's a | |
1753 | * good time to do bond rebalancing. */ | |
60cda7d6 | 1754 | if (ofproto->has_bonded_bundles) { |
e79a6c83 EJ |
1755 | struct ofbundle *bundle; |
1756 | ||
1757 | HMAP_FOR_EACH (bundle, hmap_node, &ofproto->bundles) { | |
60cda7d6 AZ |
1758 | if (bundle->bond) { |
1759 | bond_rebalance(bundle->bond); | |
e79a6c83 EJ |
1760 | } |
1761 | } | |
6814e51f BP |
1762 | } |
1763 | } | |
abe529af BP |
1764 | return 0; |
1765 | } | |
1766 | ||
1767 | static void | |
f07c97f5 | 1768 | ofproto_dpif_wait(struct ofproto *ofproto_) |
abe529af BP |
1769 | { |
1770 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
abe529af | 1771 | |
40358701 GS |
1772 | if (ofproto_get_flow_restore_wait()) { |
1773 | return; | |
1774 | } | |
1775 | ||
abe529af | 1776 | if (ofproto->sflow) { |
bae473fe | 1777 | dpif_sflow_wait(ofproto->sflow); |
abe529af | 1778 | } |
978427a5 RL |
1779 | if (ofproto->ipfix) { |
1780 | dpif_ipfix_wait(ofproto->ipfix); | |
1781 | } | |
e2d13c43 JS |
1782 | if (ofproto->lacp_enabled || ofproto->has_bonded_bundles) { |
1783 | struct ofbundle *bundle; | |
1784 | ||
1785 | HMAP_FOR_EACH (bundle, hmap_node, &ofproto->bundles) { | |
1786 | bundle_wait(bundle); | |
1787 | } | |
abe529af | 1788 | } |
6fca1ffb BP |
1789 | if (ofproto->netflow) { |
1790 | netflow_wait(ofproto->netflow); | |
1791 | } | |
509c0149 | 1792 | ovs_rwlock_rdlock(&ofproto->ml->rwlock); |
1c313b88 | 1793 | mac_learning_wait(ofproto->ml); |
509c0149 | 1794 | ovs_rwlock_unlock(&ofproto->ml->rwlock); |
6d95c4e8 | 1795 | mcast_snooping_wait(ofproto->ms); |
21f7563c | 1796 | stp_wait(ofproto); |
2cc3c58e | 1797 | if (ofproto->backer->need_revalidate) { |
abe529af | 1798 | poll_immediate_wake(); |
abe529af | 1799 | } |
abe529af | 1800 | |
e79a6c83 | 1801 | seq_wait(udpif_dump_seq(ofproto->backer->udpif), ofproto->dump_seq); |
a2b53dec | 1802 | seq_wait(ofproto->ams_seq, ofproto->ams_seqno); |
0d085684 BP |
1803 | } |
1804 | ||
1c030aa5 EJ |
1805 | static void |
1806 | type_get_memory_usage(const char *type, struct simap *usage) | |
1807 | { | |
1808 | struct dpif_backer *backer; | |
1809 | ||
1810 | backer = shash_find_data(&all_dpif_backers, type); | |
1811 | if (backer) { | |
1812 | udpif_get_memory_usage(backer->udpif, usage); | |
1813 | } | |
1814 | } | |
1815 | ||
abe529af | 1816 | static void |
1b5b5071 | 1817 | flush(struct ofproto *ofproto_) |
abe529af | 1818 | { |
1b5b5071 AZ |
1819 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); |
1820 | struct dpif_backer *backer = ofproto->backer; | |
1821 | ||
1822 | if (backer) { | |
1823 | udpif_flush(backer->udpif); | |
1824 | } | |
abe529af BP |
1825 | } |
1826 | ||
6c1491fb | 1827 | static void |
3c1bb396 | 1828 | query_tables(struct ofproto *ofproto, |
4bc938cc | 1829 | struct ofputil_table_features *features OVS_UNUSED, |
3c1bb396 | 1830 | struct ofputil_table_stats *stats) |
6c1491fb | 1831 | { |
3c1bb396 BP |
1832 | if (stats) { |
1833 | int i; | |
6c1491fb | 1834 | |
3c1bb396 BP |
1835 | for (i = 0; i < ofproto->n_tables; i++) { |
1836 | unsigned long missed, matched; | |
d611866c | 1837 | |
afcea9ea JR |
1838 | atomic_read_relaxed(&ofproto->tables[i].n_matched, &matched); |
1839 | atomic_read_relaxed(&ofproto->tables[i].n_missed, &missed); | |
1840 | ||
3c1bb396 | 1841 | stats[i].matched_count = matched; |
3c1bb396 BP |
1842 | stats[i].lookup_count = matched + missed; |
1843 | } | |
d611866c | 1844 | } |
6c1491fb BP |
1845 | } |
1846 | ||
621b8064 | 1847 | static void |
44e0c35d | 1848 | set_tables_version(struct ofproto *ofproto_, ovs_version_t version) |
621b8064 JR |
1849 | { |
1850 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
1851 | ||
f9cf9e57 JR |
1852 | /* Use memory_order_release to signify that any prior memory accesses can |
1853 | * not be reordered to happen after this atomic store. This makes sure the | |
1854 | * new version is properly set up when the readers can read this 'version' | |
1855 | * value. */ | |
1856 | atomic_store_explicit(&ofproto->tables_version, version, | |
1857 | memory_order_release); | |
1858 | /* 'need_revalidate' can be reordered to happen before the atomic_store | |
1859 | * above, but it does not matter as this variable is not accessed by other | |
1860 | * threads. */ | |
1fc71871 | 1861 | ofproto->backer->need_revalidate = REV_FLOW_TABLE; |
621b8064 JR |
1862 | } |
1863 | ||
abe529af BP |
1864 | static struct ofport * |
1865 | port_alloc(void) | |
1866 | { | |
3da29e32 | 1867 | struct ofport_dpif *port = xzalloc(sizeof *port); |
abe529af BP |
1868 | return &port->up; |
1869 | } | |
1870 | ||
1871 | static void | |
1872 | port_dealloc(struct ofport *port_) | |
1873 | { | |
1874 | struct ofport_dpif *port = ofport_dpif_cast(port_); | |
1875 | free(port); | |
1876 | } | |
1877 | ||
1878 | static int | |
1879 | port_construct(struct ofport *port_) | |
1880 | { | |
1881 | struct ofport_dpif *port = ofport_dpif_cast(port_); | |
1882 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(port->up.ofproto); | |
b9ad7294 | 1883 | const struct netdev *netdev = port->up.netdev; |
3aa30359 | 1884 | char namebuf[NETDEV_VPORT_NAME_BUFSIZE]; |
6d9e94b5 | 1885 | const char *dp_port_name; |
e1b1d06a JP |
1886 | struct dpif_port dpif_port; |
1887 | int error; | |
abe529af | 1888 | |
2cc3c58e | 1889 | ofproto->backer->need_revalidate = REV_RECONFIGURE; |
abe529af BP |
1890 | port->bundle = NULL; |
1891 | port->cfm = NULL; | |
ccc09689 | 1892 | port->bfd = NULL; |
0477baa9 | 1893 | port->lldp = NULL; |
21f7563c JP |
1894 | port->stp_port = NULL; |
1895 | port->stp_state = STP_DISABLED; | |
9efd308e DV |
1896 | port->rstp_port = NULL; |
1897 | port->rstp_state = RSTP_DISABLED; | |
42943cde | 1898 | port->is_tunnel = false; |
6cbbf4fa | 1899 | port->peer = NULL; |
55954f6e EJ |
1900 | port->qdscp = NULL; |
1901 | port->n_qdscp = 0; | |
b9ad7294 | 1902 | port->carrier_seq = netdev_get_carrier_resets(netdev); |
abe529af | 1903 | |
b9ad7294 | 1904 | if (netdev_vport_is_patch(netdev)) { |
743cea45 | 1905 | /* By bailing out here, we don't submit the port to the sFlow module |
185b4e3a MG |
1906 | * to be considered for counter polling export. This is correct |
1907 | * because the patch port represents an interface that sFlow considers | |
1908 | * to be "internal" to the switch as a whole, and therefore not a | |
1909 | * candidate for counter polling. */ | |
4e022ec0 | 1910 | port->odp_port = ODPP_NONE; |
6cbbf4fa | 1911 | ofport_update_peer(port); |
0a740f48 EJ |
1912 | return 0; |
1913 | } | |
1914 | ||
6d9e94b5 AZ |
1915 | dp_port_name = netdev_vport_get_dpif_port(netdev, namebuf, sizeof namebuf); |
1916 | error = dpif_port_query_by_name(ofproto->backer->dpif, dp_port_name, | |
e1b1d06a JP |
1917 | &dpif_port); |
1918 | if (error) { | |
1919 | return error; | |
1920 | } | |
1921 | ||
1922 | port->odp_port = dpif_port.port_no; | |
1923 | ||
b9ad7294 | 1924 | if (netdev_get_tunnel_config(netdev)) { |
a36de779 | 1925 | atomic_count_inc(&ofproto->backer->tnl_count); |
ea0797c9 | 1926 | error = tnl_port_add(port, port->up.netdev, port->odp_port, |
6d9e94b5 | 1927 | ovs_native_tunneling_is_on(ofproto), dp_port_name); |
ea0797c9 BP |
1928 | if (error) { |
1929 | atomic_count_dec(&ofproto->backer->tnl_count); | |
1930 | dpif_port_destroy(&dpif_port); | |
1931 | return error; | |
1932 | } | |
1933 | ||
42943cde | 1934 | port->is_tunnel = true; |
b9ad7294 EJ |
1935 | } else { |
1936 | /* Sanity-check that a mapping doesn't already exist. This | |
1937 | * shouldn't happen for non-tunnel ports. */ | |
1938 | if (odp_port_to_ofp_port(ofproto, port->odp_port) != OFPP_NONE) { | |
1939 | VLOG_ERR("port %s already has an OpenFlow port number", | |
1940 | dpif_port.name); | |
da78d43d | 1941 | dpif_port_destroy(&dpif_port); |
b9ad7294 EJ |
1942 | return EBUSY; |
1943 | } | |
e1b1d06a | 1944 | |
8449c4d6 | 1945 | ovs_rwlock_wrlock(&ofproto->backer->odp_to_ofport_lock); |
b9ad7294 | 1946 | hmap_insert(&ofproto->backer->odp_to_ofport_map, &port->odp_port_node, |
f9c0c3ec | 1947 | hash_odp_port(port->odp_port)); |
8449c4d6 | 1948 | ovs_rwlock_unlock(&ofproto->backer->odp_to_ofport_lock); |
b9ad7294 | 1949 | } |
da78d43d | 1950 | dpif_port_destroy(&dpif_port); |
e1b1d06a | 1951 | |
abe529af | 1952 | if (ofproto->sflow) { |
e1b1d06a | 1953 | dpif_sflow_add_port(ofproto->sflow, port_, port->odp_port); |
abe529af | 1954 | } |
cd32509e MW |
1955 | if (ofproto->ipfix) { |
1956 | dpif_ipfix_add_port(ofproto->ipfix, port_, port->odp_port); | |
1957 | } | |
abe529af BP |
1958 | |
1959 | return 0; | |
1960 | } | |
1961 | ||
1962 | static void | |
9aad5a5a | 1963 | port_destruct(struct ofport *port_, bool del) |
abe529af BP |
1964 | { |
1965 | struct ofport_dpif *port = ofport_dpif_cast(port_); | |
1966 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(port->up.ofproto); | |
02f8d646 | 1967 | const char *devname = netdev_get_name(port->up.netdev); |
f87c1357 | 1968 | const char *netdev_type = netdev_get_type(port->up.netdev); |
3aa30359 BP |
1969 | char namebuf[NETDEV_VPORT_NAME_BUFSIZE]; |
1970 | const char *dp_port_name; | |
abe529af | 1971 | |
7894e7da | 1972 | ofproto->backer->need_revalidate = REV_RECONFIGURE; |
84f0f298 | 1973 | xlate_txn_start(); |
46c88433 | 1974 | xlate_ofport_remove(port); |
84f0f298 | 1975 | xlate_txn_commit(); |
7894e7da | 1976 | |
f87c1357 IM |
1977 | if (!del && strcmp(netdev_type, |
1978 | ofproto_port_open_type(port->up.ofproto, "internal"))) { | |
1979 | /* Check if datapath requires removal of attached ports. Avoid | |
1980 | * removal of 'internal' ports to preserve user ip/route settings. */ | |
1981 | del = dpif_cleanup_required(ofproto->backer->dpif); | |
1982 | } | |
1983 | ||
3aa30359 BP |
1984 | dp_port_name = netdev_vport_get_dpif_port(port->up.netdev, namebuf, |
1985 | sizeof namebuf); | |
9aad5a5a | 1986 | if (del && dpif_port_exists(ofproto->backer->dpif, dp_port_name)) { |
acf60855 JP |
1987 | /* The underlying device is still there, so delete it. This |
1988 | * happens when the ofproto is being destroyed, since the caller | |
1989 | * assumes that removal of attached ports will happen as part of | |
1990 | * destruction. */ | |
42943cde | 1991 | if (!port->is_tunnel) { |
97459c2f AV |
1992 | dpif_port_del(ofproto->backer->dpif, port->odp_port, false); |
1993 | } | |
1994 | } else if (del) { | |
1995 | /* The underlying device is already deleted (e.g. tunctl -d). | |
1996 | * Calling dpif_port_remove to do local cleanup for the netdev */ | |
1997 | if (!port->is_tunnel) { | |
1998 | dpif_port_del(ofproto->backer->dpif, port->odp_port, true); | |
a614d823 | 1999 | } |
acf60855 JP |
2000 | } |
2001 | ||
6cbbf4fa EJ |
2002 | if (port->peer) { |
2003 | port->peer->peer = NULL; | |
2004 | port->peer = NULL; | |
2005 | } | |
2006 | ||
42943cde | 2007 | if (port->odp_port != ODPP_NONE && !port->is_tunnel) { |
8449c4d6 | 2008 | ovs_rwlock_wrlock(&ofproto->backer->odp_to_ofport_lock); |
0a740f48 | 2009 | hmap_remove(&ofproto->backer->odp_to_ofport_map, &port->odp_port_node); |
8449c4d6 | 2010 | ovs_rwlock_unlock(&ofproto->backer->odp_to_ofport_lock); |
0a740f48 EJ |
2011 | } |
2012 | ||
a36de779 PS |
2013 | if (port->is_tunnel) { |
2014 | atomic_count_dec(&ofproto->backer->tnl_count); | |
2015 | } | |
2016 | ||
c8025aee | 2017 | tnl_port_del(port, port->odp_port); |
02f8d646 | 2018 | sset_find_and_delete(&ofproto->ports, devname); |
0a740f48 | 2019 | sset_find_and_delete(&ofproto->ghost_ports, devname); |
abe529af | 2020 | bundle_remove(port_); |
a5610457 | 2021 | set_cfm(port_, NULL); |
8aee94b6 | 2022 | set_bfd(port_, NULL); |
0477baa9 | 2023 | set_lldp(port_, NULL); |
0c0c32d8 BP |
2024 | if (port->stp_port) { |
2025 | stp_port_disable(port->stp_port); | |
2026 | } | |
f025bcb7 | 2027 | set_rstp_port(port_, NULL); |
abe529af | 2028 | if (ofproto->sflow) { |
bae473fe | 2029 | dpif_sflow_del_port(ofproto->sflow, port->odp_port); |
abe529af | 2030 | } |
cd32509e MW |
2031 | if (ofproto->ipfix) { |
2032 | dpif_ipfix_del_port(ofproto->ipfix, port->odp_port); | |
2033 | } | |
8b36f51e | 2034 | |
55954f6e | 2035 | free(port->qdscp); |
abe529af BP |
2036 | } |
2037 | ||
2038 | static void | |
2039 | port_modified(struct ofport *port_) | |
2040 | { | |
2041 | struct ofport_dpif *port = ofport_dpif_cast(port_); | |
a36de779 | 2042 | char namebuf[NETDEV_VPORT_NAME_BUFSIZE]; |
6d9e94b5 | 2043 | const char *dp_port_name; |
a36de779 | 2044 | struct netdev *netdev = port->up.netdev; |
abe529af BP |
2045 | |
2046 | if (port->bundle && port->bundle->bond) { | |
a36de779 | 2047 | bond_slave_set_netdev(port->bundle->bond, port, netdev); |
abe529af | 2048 | } |
9d46b444 EJ |
2049 | |
2050 | if (port->cfm) { | |
a36de779 | 2051 | cfm_set_netdev(port->cfm, netdev); |
9d46b444 | 2052 | } |
f1e78bbd | 2053 | |
c1c4e8c7 | 2054 | if (port->bfd) { |
a36de779 | 2055 | bfd_set_netdev(port->bfd, netdev); |
c1c4e8c7 AW |
2056 | } |
2057 | ||
635c5db9 | 2058 | ofproto_dpif_monitor_port_update(port, port->bfd, port->cfm, |
74ff3298 | 2059 | port->lldp, &port->up.pp.hw_addr); |
635c5db9 | 2060 | |
6d9e94b5 | 2061 | dp_port_name = netdev_vport_get_dpif_port(netdev, namebuf, sizeof namebuf); |
a36de779 PS |
2062 | |
2063 | if (port->is_tunnel) { | |
2064 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(port->up.ofproto); | |
2065 | ||
c8025aee | 2066 | if (tnl_port_reconfigure(port, netdev, port->odp_port, port->odp_port, |
6d9e94b5 AZ |
2067 | ovs_native_tunneling_is_on(ofproto), |
2068 | dp_port_name)) { | |
a36de779 PS |
2069 | ofproto->backer->need_revalidate = REV_RECONFIGURE; |
2070 | } | |
f1e78bbd | 2071 | } |
6cbbf4fa EJ |
2072 | |
2073 | ofport_update_peer(port); | |
abe529af BP |
2074 | } |
2075 | ||
2076 | static void | |
9e1fd49b | 2077 | port_reconfigured(struct ofport *port_, enum ofputil_port_config old_config) |
abe529af BP |
2078 | { |
2079 | struct ofport_dpif *port = ofport_dpif_cast(port_); | |
2080 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(port->up.ofproto); | |
9e1fd49b | 2081 | enum ofputil_port_config changed = old_config ^ port->up.pp.config; |
abe529af | 2082 | |
9e1fd49b | 2083 | if (changed & (OFPUTIL_PC_NO_RECV | OFPUTIL_PC_NO_RECV_STP | |
c57b2226 BP |
2084 | OFPUTIL_PC_NO_FWD | OFPUTIL_PC_NO_FLOOD | |
2085 | OFPUTIL_PC_NO_PACKET_IN)) { | |
2cc3c58e | 2086 | ofproto->backer->need_revalidate = REV_RECONFIGURE; |
7bde8dd8 | 2087 | |
9e1fd49b | 2088 | if (changed & OFPUTIL_PC_NO_FLOOD && port->bundle) { |
7bde8dd8 JP |
2089 | bundle_update(port->bundle); |
2090 | } | |
abe529af | 2091 | } |
6d57dea9 | 2092 | port_run(port); |
abe529af BP |
2093 | } |
2094 | ||
2095 | static int | |
2096 | set_sflow(struct ofproto *ofproto_, | |
2097 | const struct ofproto_sflow_options *sflow_options) | |
2098 | { | |
2099 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
bae473fe | 2100 | struct dpif_sflow *ds = ofproto->sflow; |
6ff686f2 | 2101 | |
abe529af | 2102 | if (sflow_options) { |
4fe0f203 | 2103 | uint32_t old_probability = ds ? dpif_sflow_get_probability(ds) : 0; |
bae473fe | 2104 | if (!ds) { |
abe529af BP |
2105 | struct ofport_dpif *ofport; |
2106 | ||
4213f19d | 2107 | ds = ofproto->sflow = dpif_sflow_create(); |
abe529af | 2108 | HMAP_FOR_EACH (ofport, up.hmap_node, &ofproto->up.ports) { |
e1b1d06a | 2109 | dpif_sflow_add_port(ds, &ofport->up, ofport->odp_port); |
abe529af BP |
2110 | } |
2111 | } | |
bae473fe | 2112 | dpif_sflow_set_options(ds, sflow_options); |
4fe0f203 BP |
2113 | if (dpif_sflow_get_probability(ds) != old_probability) { |
2114 | ofproto->backer->need_revalidate = REV_RECONFIGURE; | |
2115 | } | |
abe529af | 2116 | } else { |
6ff686f2 | 2117 | if (ds) { |
9723bcce | 2118 | dpif_sflow_unref(ds); |
2cc3c58e | 2119 | ofproto->backer->need_revalidate = REV_RECONFIGURE; |
6ff686f2 PS |
2120 | ofproto->sflow = NULL; |
2121 | } | |
abe529af BP |
2122 | } |
2123 | return 0; | |
2124 | } | |
2125 | ||
29089a54 RL |
2126 | static int |
2127 | set_ipfix( | |
2128 | struct ofproto *ofproto_, | |
2129 | const struct ofproto_ipfix_bridge_exporter_options *bridge_exporter_options, | |
2130 | const struct ofproto_ipfix_flow_exporter_options *flow_exporters_options, | |
2131 | size_t n_flow_exporters_options) | |
2132 | { | |
2133 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
2134 | struct dpif_ipfix *di = ofproto->ipfix; | |
978427a5 | 2135 | bool has_options = bridge_exporter_options || flow_exporters_options; |
8b7ea2d4 | 2136 | bool new_di = false; |
29089a54 | 2137 | |
978427a5 RL |
2138 | if (has_options && !di) { |
2139 | di = ofproto->ipfix = dpif_ipfix_create(); | |
8b7ea2d4 | 2140 | new_di = true; |
978427a5 RL |
2141 | } |
2142 | ||
2143 | if (di) { | |
2144 | /* Call set_options in any case to cleanly flush the flow | |
2145 | * caches in the last exporters that are to be destroyed. */ | |
29089a54 RL |
2146 | dpif_ipfix_set_options( |
2147 | di, bridge_exporter_options, flow_exporters_options, | |
2148 | n_flow_exporters_options); | |
978427a5 | 2149 | |
cd32509e | 2150 | /* Add ports only when a new ipfix created */ |
8b7ea2d4 WZ |
2151 | if (new_di == true) { |
2152 | struct ofport_dpif *ofport; | |
2153 | HMAP_FOR_EACH (ofport, up.hmap_node, &ofproto->up.ports) { | |
cd32509e | 2154 | dpif_ipfix_add_port(di, &ofport->up, ofport->odp_port); |
8b7ea2d4 WZ |
2155 | } |
2156 | } | |
2157 | ||
978427a5 | 2158 | if (!has_options) { |
d857c8aa | 2159 | dpif_ipfix_unref(di); |
29089a54 RL |
2160 | ofproto->ipfix = NULL; |
2161 | } | |
2162 | } | |
978427a5 | 2163 | |
29089a54 RL |
2164 | return 0; |
2165 | } | |
2166 | ||
fb8f22c1 BY |
2167 | static int |
2168 | get_ipfix_stats(const struct ofproto *ofproto_, | |
2169 | bool bridge_ipfix, | |
2170 | struct ovs_list *replies) | |
2171 | { | |
2172 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
2173 | struct dpif_ipfix *di = ofproto->ipfix; | |
2174 | ||
2175 | if (!di) { | |
2176 | return OFPERR_NXST_NOT_CONFIGURED; | |
2177 | } | |
2178 | ||
2179 | return dpif_ipfix_get_stats(di, bridge_ipfix, replies); | |
2180 | } | |
2181 | ||
abe529af | 2182 | static int |
a5610457 | 2183 | set_cfm(struct ofport *ofport_, const struct cfm_settings *s) |
abe529af BP |
2184 | { |
2185 | struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
4e5e44e3 AW |
2186 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofport->up.ofproto); |
2187 | struct cfm *old = ofport->cfm; | |
635c5db9 | 2188 | int error = 0; |
abe529af | 2189 | |
635c5db9 | 2190 | if (s) { |
abe529af | 2191 | if (!ofport->cfm) { |
90967e95 | 2192 | ofport->cfm = cfm_create(ofport->up.netdev); |
abe529af BP |
2193 | } |
2194 | ||
a5610457 | 2195 | if (cfm_configure(ofport->cfm, s)) { |
635c5db9 AW |
2196 | error = 0; |
2197 | goto out; | |
abe529af BP |
2198 | } |
2199 | ||
2200 | error = EINVAL; | |
2201 | } | |
8e9a73fa | 2202 | cfm_unref(ofport->cfm); |
abe529af | 2203 | ofport->cfm = NULL; |
635c5db9 | 2204 | out: |
4e5e44e3 AW |
2205 | if (ofport->cfm != old) { |
2206 | ofproto->backer->need_revalidate = REV_RECONFIGURE; | |
2207 | } | |
635c5db9 | 2208 | ofproto_dpif_monitor_port_update(ofport, ofport->bfd, ofport->cfm, |
74ff3298 | 2209 | ofport->lldp, &ofport->up.pp.hw_addr); |
abe529af BP |
2210 | return error; |
2211 | } | |
2212 | ||
8f5514fe AW |
2213 | static bool |
2214 | cfm_status_changed(struct ofport *ofport_) | |
2215 | { | |
2216 | struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
2217 | ||
2218 | return ofport->cfm ? cfm_check_status_change(ofport->cfm) : true; | |
2219 | } | |
2220 | ||
88bf179a | 2221 | static int |
9a9e3786 | 2222 | get_cfm_status(const struct ofport *ofport_, |
685acfd9 | 2223 | struct cfm_status *status) |
1de11730 EJ |
2224 | { |
2225 | struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
88bf179a | 2226 | int ret = 0; |
1de11730 EJ |
2227 | |
2228 | if (ofport->cfm) { | |
8f5514fe | 2229 | cfm_get_status(ofport->cfm, status); |
1de11730 | 2230 | } else { |
88bf179a | 2231 | ret = ENOENT; |
1de11730 | 2232 | } |
88bf179a AW |
2233 | |
2234 | return ret; | |
1de11730 | 2235 | } |
ccc09689 EJ |
2236 | |
2237 | static int | |
2238 | set_bfd(struct ofport *ofport_, const struct smap *cfg) | |
2239 | { | |
2240 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofport_->ofproto); | |
2241 | struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
2242 | struct bfd *old; | |
2243 | ||
2244 | old = ofport->bfd; | |
c1c4e8c7 AW |
2245 | ofport->bfd = bfd_configure(old, netdev_get_name(ofport->up.netdev), |
2246 | cfg, ofport->up.netdev); | |
ccc09689 EJ |
2247 | if (ofport->bfd != old) { |
2248 | ofproto->backer->need_revalidate = REV_RECONFIGURE; | |
2249 | } | |
635c5db9 | 2250 | ofproto_dpif_monitor_port_update(ofport, ofport->bfd, ofport->cfm, |
74ff3298 | 2251 | ofport->lldp, &ofport->up.pp.hw_addr); |
ccc09689 EJ |
2252 | return 0; |
2253 | } | |
2254 | ||
8f5514fe AW |
2255 | static bool |
2256 | bfd_status_changed(struct ofport *ofport_) | |
2257 | { | |
2258 | struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
2259 | ||
2260 | return ofport->bfd ? bfd_check_status_change(ofport->bfd) : true; | |
2261 | } | |
2262 | ||
ccc09689 EJ |
2263 | static int |
2264 | get_bfd_status(struct ofport *ofport_, struct smap *smap) | |
2265 | { | |
2266 | struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
88bf179a | 2267 | int ret = 0; |
ccc09689 EJ |
2268 | |
2269 | if (ofport->bfd) { | |
8f5514fe | 2270 | bfd_get_status(ofport->bfd, smap); |
ccc09689 | 2271 | } else { |
88bf179a | 2272 | ret = ENOENT; |
ccc09689 | 2273 | } |
88bf179a AW |
2274 | |
2275 | return ret; | |
ccc09689 | 2276 | } |
0477baa9 DF |
2277 | |
2278 | static int | |
2279 | set_lldp(struct ofport *ofport_, | |
2280 | const struct smap *cfg) | |
2281 | { | |
2282 | struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
2283 | int error = 0; | |
2284 | ||
2285 | if (cfg) { | |
2286 | if (!ofport->lldp) { | |
2287 | struct ofproto_dpif *ofproto; | |
2288 | ||
2289 | ofproto = ofproto_dpif_cast(ofport->up.ofproto); | |
2290 | ofproto->backer->need_revalidate = REV_RECONFIGURE; | |
2291 | ofport->lldp = lldp_create(ofport->up.netdev, ofport_->mtu, cfg); | |
2292 | } | |
2293 | ||
19aef6ef DF |
2294 | if (!lldp_configure(ofport->lldp, cfg)) { |
2295 | error = EINVAL; | |
0477baa9 | 2296 | } |
0477baa9 | 2297 | } |
19aef6ef DF |
2298 | if (error) { |
2299 | lldp_unref(ofport->lldp); | |
2300 | ofport->lldp = NULL; | |
2301 | } | |
2302 | ||
0477baa9 DF |
2303 | ofproto_dpif_monitor_port_update(ofport, |
2304 | ofport->bfd, | |
2305 | ofport->cfm, | |
2306 | ofport->lldp, | |
74ff3298 | 2307 | &ofport->up.pp.hw_addr); |
0477baa9 DF |
2308 | return error; |
2309 | } | |
2310 | ||
2311 | static bool | |
2312 | get_lldp_status(const struct ofport *ofport_, | |
2313 | struct lldp_status *status OVS_UNUSED) | |
2314 | { | |
2315 | struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
2316 | ||
2317 | return ofport->lldp ? true : false; | |
2318 | } | |
2319 | ||
2320 | static int | |
2321 | set_aa(struct ofproto *ofproto OVS_UNUSED, | |
2322 | const struct aa_settings *s) | |
2323 | { | |
2324 | return aa_configure(s); | |
2325 | } | |
2326 | ||
2327 | static int | |
2328 | aa_mapping_set(struct ofproto *ofproto_ OVS_UNUSED, void *aux, | |
2329 | const struct aa_mapping_settings *s) | |
2330 | { | |
2331 | return aa_mapping_register(aux, s); | |
2332 | } | |
2333 | ||
2334 | static int | |
2335 | aa_mapping_unset(struct ofproto *ofproto OVS_UNUSED, void *aux) | |
2336 | { | |
2337 | return aa_mapping_unregister(aux); | |
2338 | } | |
2339 | ||
2340 | static int | |
2341 | aa_vlan_get_queued(struct ofproto *ofproto OVS_UNUSED, struct ovs_list *list) | |
2342 | { | |
2343 | return aa_get_vlan_queued(list); | |
2344 | } | |
2345 | ||
2346 | static unsigned int | |
2347 | aa_vlan_get_queue_size(struct ofproto *ofproto OVS_UNUSED) | |
2348 | { | |
2349 | return aa_get_vlan_queue_size(); | |
2350 | } | |
2351 | ||
abe529af | 2352 | \f |
21f7563c JP |
2353 | /* Spanning Tree. */ |
2354 | ||
6b90bc57 | 2355 | /* Called while rstp_mutex is held. */ |
9efd308e | 2356 | static void |
cf62fa4c | 2357 | rstp_send_bpdu_cb(struct dp_packet *pkt, void *ofport_, void *ofproto_) |
9efd308e DV |
2358 | { |
2359 | struct ofproto_dpif *ofproto = ofproto_; | |
6b90bc57 | 2360 | struct ofport_dpif *ofport = ofport_; |
2482b0b0 | 2361 | struct eth_header *eth = dp_packet_eth(pkt); |
6b90bc57 | 2362 | |
74ff3298 | 2363 | netdev_get_etheraddr(ofport->up.netdev, ð->eth_src); |
6b90bc57 JR |
2364 | if (eth_addr_is_zero(eth->eth_src)) { |
2365 | VLOG_WARN_RL(&rl, "%s port %d: cannot send RSTP BPDU on a port which " | |
2366 | "does not have a configured source MAC address.", | |
2367 | ofproto->up.name, ofp_to_u16(ofport->up.ofp_port)); | |
9efd308e | 2368 | } else { |
2eb79142 | 2369 | ofproto_dpif_send_packet(ofport, false, pkt); |
9efd308e | 2370 | } |
cf62fa4c | 2371 | dp_packet_delete(pkt); |
9efd308e DV |
2372 | } |
2373 | ||
21f7563c | 2374 | static void |
cf62fa4c | 2375 | send_bpdu_cb(struct dp_packet *pkt, int port_num, void *ofproto_) |
21f7563c JP |
2376 | { |
2377 | struct ofproto_dpif *ofproto = ofproto_; | |
2378 | struct stp_port *sp = stp_get_port(ofproto->stp, port_num); | |
2379 | struct ofport_dpif *ofport; | |
2380 | ||
2381 | ofport = stp_port_get_aux(sp); | |
2382 | if (!ofport) { | |
2383 | VLOG_WARN_RL(&rl, "%s: cannot send BPDU on unknown port %d", | |
2384 | ofproto->up.name, port_num); | |
2385 | } else { | |
2482b0b0 | 2386 | struct eth_header *eth = dp_packet_eth(pkt); |
21f7563c | 2387 | |
74ff3298 | 2388 | netdev_get_etheraddr(ofport->up.netdev, ð->eth_src); |
21f7563c JP |
2389 | if (eth_addr_is_zero(eth->eth_src)) { |
2390 | VLOG_WARN_RL(&rl, "%s: cannot send BPDU on port %d " | |
2391 | "with unknown MAC", ofproto->up.name, port_num); | |
2392 | } else { | |
2eb79142 | 2393 | ofproto_dpif_send_packet(ofport, false, pkt); |
21f7563c JP |
2394 | } |
2395 | } | |
cf62fa4c | 2396 | dp_packet_delete(pkt); |
21f7563c JP |
2397 | } |
2398 | ||
9efd308e DV |
2399 | /* Configure RSTP on 'ofproto_' using the settings defined in 's'. */ |
2400 | static void | |
2401 | set_rstp(struct ofproto *ofproto_, const struct ofproto_rstp_settings *s) | |
2402 | { | |
2403 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
2404 | ||
2405 | /* Only revalidate flows if the configuration changed. */ | |
2406 | if (!s != !ofproto->rstp) { | |
2407 | ofproto->backer->need_revalidate = REV_RECONFIGURE; | |
2408 | } | |
2409 | ||
2410 | if (s) { | |
2411 | if (!ofproto->rstp) { | |
2412 | ofproto->rstp = rstp_create(ofproto_->name, s->address, | |
4b30ba05 | 2413 | rstp_send_bpdu_cb, ofproto); |
9efd308e DV |
2414 | ofproto->rstp_last_tick = time_msec(); |
2415 | } | |
2416 | rstp_set_bridge_address(ofproto->rstp, s->address); | |
2417 | rstp_set_bridge_priority(ofproto->rstp, s->priority); | |
2418 | rstp_set_bridge_ageing_time(ofproto->rstp, s->ageing_time); | |
2419 | rstp_set_bridge_force_protocol_version(ofproto->rstp, | |
2420 | s->force_protocol_version); | |
2421 | rstp_set_bridge_max_age(ofproto->rstp, s->bridge_max_age); | |
2422 | rstp_set_bridge_forward_delay(ofproto->rstp, s->bridge_forward_delay); | |
2423 | rstp_set_bridge_transmit_hold_count(ofproto->rstp, | |
2424 | s->transmit_hold_count); | |
2425 | } else { | |
2426 | struct ofport *ofport; | |
2427 | HMAP_FOR_EACH (ofport, hmap_node, &ofproto->up.ports) { | |
2428 | set_rstp_port(ofport, NULL); | |
2429 | } | |
2430 | rstp_unref(ofproto->rstp); | |
2431 | ofproto->rstp = NULL; | |
2432 | } | |
2433 | } | |
2434 | ||
2435 | static void | |
2436 | get_rstp_status(struct ofproto *ofproto_, struct ofproto_rstp_status *s) | |
2437 | { | |
2438 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
2439 | ||
2440 | if (ofproto->rstp) { | |
2441 | s->enabled = true; | |
2442 | s->root_id = rstp_get_root_id(ofproto->rstp); | |
2443 | s->bridge_id = rstp_get_bridge_id(ofproto->rstp); | |
2444 | s->designated_id = rstp_get_designated_id(ofproto->rstp); | |
2445 | s->root_path_cost = rstp_get_root_path_cost(ofproto->rstp); | |
2446 | s->designated_port_id = rstp_get_designated_port_id(ofproto->rstp); | |
2447 | s->bridge_port_id = rstp_get_bridge_port_id(ofproto->rstp); | |
2448 | } else { | |
2449 | s->enabled = false; | |
2450 | } | |
2451 | } | |
2452 | ||
2453 | static void | |
2454 | update_rstp_port_state(struct ofport_dpif *ofport) | |
2455 | { | |
2456 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofport->up.ofproto); | |
2457 | enum rstp_state state; | |
2458 | ||
2459 | /* Figure out new state. */ | |
2460 | state = ofport->rstp_port ? rstp_port_get_state(ofport->rstp_port) | |
2461 | : RSTP_DISABLED; | |
2462 | ||
2463 | /* Update state. */ | |
2464 | if (ofport->rstp_state != state) { | |
2465 | enum ofputil_port_state of_state; | |
2466 | bool fwd_change; | |
2467 | ||
9a0bb428 JR |
2468 | VLOG_DBG("port %s: RSTP state changed from %s to %s", |
2469 | netdev_get_name(ofport->up.netdev), | |
2470 | rstp_state_name(ofport->rstp_state), | |
2471 | rstp_state_name(state)); | |
2372c146 | 2472 | |
9efd308e | 2473 | if (rstp_learn_in_state(ofport->rstp_state) |
66ff280d JR |
2474 | != rstp_learn_in_state(state)) { |
2475 | /* XXX: Learning action flows should also be flushed. */ | |
2476 | if (ofport->bundle) { | |
2372c146 JR |
2477 | if (!rstp_shift_root_learned_address(ofproto->rstp) |
2478 | || rstp_get_old_root_aux(ofproto->rstp) != ofport) { | |
2479 | bundle_flush_macs(ofport->bundle, false); | |
2480 | } | |
66ff280d | 2481 | } |
9efd308e DV |
2482 | } |
2483 | fwd_change = rstp_forward_in_state(ofport->rstp_state) | |
2484 | != rstp_forward_in_state(state); | |
2485 | ||
2486 | ofproto->backer->need_revalidate = REV_RSTP; | |
2487 | ofport->rstp_state = state; | |
2488 | ||
2489 | if (fwd_change && ofport->bundle) { | |
2490 | bundle_update(ofport->bundle); | |
2491 | } | |
2492 | ||
2493 | /* Update the RSTP state bits in the OpenFlow port description. */ | |
2494 | of_state = ofport->up.pp.state & ~OFPUTIL_PS_STP_MASK; | |
2495 | of_state |= (state == RSTP_LEARNING ? OFPUTIL_PS_STP_LEARN | |
2496 | : state == RSTP_FORWARDING ? OFPUTIL_PS_STP_FORWARD | |
2497 | : state == RSTP_DISCARDING ? OFPUTIL_PS_STP_LISTEN | |
2498 | : 0); | |
2499 | ofproto_port_set_state(&ofport->up, of_state); | |
2500 | } | |
2501 | } | |
2502 | ||
2503 | static void | |
2504 | rstp_run(struct ofproto_dpif *ofproto) | |
2505 | { | |
2506 | if (ofproto->rstp) { | |
2507 | long long int now = time_msec(); | |
2508 | long long int elapsed = now - ofproto->rstp_last_tick; | |
2509 | struct rstp_port *rp; | |
f025bcb7 | 2510 | struct ofport_dpif *ofport; |
54d3863b | 2511 | |
9efd308e DV |
2512 | /* Every second, decrease the values of the timers. */ |
2513 | if (elapsed >= 1000) { | |
2514 | rstp_tick_timers(ofproto->rstp); | |
2515 | ofproto->rstp_last_tick = now; | |
2516 | } | |
f025bcb7 JR |
2517 | rp = NULL; |
2518 | while ((ofport = rstp_get_next_changed_port_aux(ofproto->rstp, &rp))) { | |
2519 | update_rstp_port_state(ofport); | |
9efd308e | 2520 | } |
66ff280d JR |
2521 | rp = NULL; |
2522 | ofport = NULL; | |
9efd308e DV |
2523 | /* FIXME: This check should be done on-event (i.e., when setting |
2524 | * p->fdb_flush) and not periodically. | |
2525 | */ | |
66ff280d | 2526 | while ((ofport = rstp_check_and_reset_fdb_flush(ofproto->rstp, &rp))) { |
2372c146 JR |
2527 | if (!rstp_shift_root_learned_address(ofproto->rstp) |
2528 | || rstp_get_old_root_aux(ofproto->rstp) != ofport) { | |
2529 | bundle_flush_macs(ofport->bundle, false); | |
2530 | } | |
2531 | } | |
2532 | ||
2533 | if (rstp_shift_root_learned_address(ofproto->rstp)) { | |
c7e4f0b2 DV |
2534 | struct ofport_dpif *old_root_aux = |
2535 | (struct ofport_dpif *)rstp_get_old_root_aux(ofproto->rstp); | |
2536 | struct ofport_dpif *new_root_aux = | |
2537 | (struct ofport_dpif *)rstp_get_new_root_aux(ofproto->rstp); | |
2538 | if (old_root_aux != NULL && new_root_aux != NULL) { | |
2539 | bundle_move(old_root_aux->bundle, new_root_aux->bundle); | |
2540 | rstp_reset_root_changed(ofproto->rstp); | |
2541 | } | |
9efd308e DV |
2542 | } |
2543 | } | |
2544 | } | |
2545 | ||
21f7563c JP |
2546 | /* Configures STP on 'ofproto_' using the settings defined in 's'. */ |
2547 | static int | |
2548 | set_stp(struct ofproto *ofproto_, const struct ofproto_stp_settings *s) | |
2549 | { | |
2550 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
2551 | ||
2552 | /* Only revalidate flows if the configuration changed. */ | |
2553 | if (!s != !ofproto->stp) { | |
2cc3c58e | 2554 | ofproto->backer->need_revalidate = REV_RECONFIGURE; |
21f7563c JP |
2555 | } |
2556 | ||
2557 | if (s) { | |
2558 | if (!ofproto->stp) { | |
2559 | ofproto->stp = stp_create(ofproto_->name, s->system_id, | |
2560 | send_bpdu_cb, ofproto); | |
2561 | ofproto->stp_last_tick = time_msec(); | |
2562 | } | |
2563 | ||
2564 | stp_set_bridge_id(ofproto->stp, s->system_id); | |
2565 | stp_set_bridge_priority(ofproto->stp, s->priority); | |
2566 | stp_set_hello_time(ofproto->stp, s->hello_time); | |
2567 | stp_set_max_age(ofproto->stp, s->max_age); | |
2568 | stp_set_forward_delay(ofproto->stp, s->fwd_delay); | |
2569 | } else { | |
851bf71d EJ |
2570 | struct ofport *ofport; |
2571 | ||
2572 | HMAP_FOR_EACH (ofport, hmap_node, &ofproto->up.ports) { | |
2573 | set_stp_port(ofport, NULL); | |
2574 | } | |
2575 | ||
bd54dbcd | 2576 | stp_unref(ofproto->stp); |
21f7563c JP |
2577 | ofproto->stp = NULL; |
2578 | } | |
2579 | ||
2580 | return 0; | |
2581 | } | |
2582 | ||
2583 | static int | |
2584 | get_stp_status(struct ofproto *ofproto_, struct ofproto_stp_status *s) | |
2585 | { | |
2586 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
2587 | ||
2588 | if (ofproto->stp) { | |
2589 | s->enabled = true; | |
2590 | s->bridge_id = stp_get_bridge_id(ofproto->stp); | |
2591 | s->designated_root = stp_get_designated_root(ofproto->stp); | |
2592 | s->root_path_cost = stp_get_root_path_cost(ofproto->stp); | |
2593 | } else { | |
2594 | s->enabled = false; | |
2595 | } | |
2596 | ||
2597 | return 0; | |
2598 | } | |
2599 | ||
2600 | static void | |
2601 | update_stp_port_state(struct ofport_dpif *ofport) | |
2602 | { | |
2603 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofport->up.ofproto); | |
2604 | enum stp_state state; | |
2605 | ||
2606 | /* Figure out new state. */ | |
2607 | state = ofport->stp_port ? stp_port_get_state(ofport->stp_port) | |
2608 | : STP_DISABLED; | |
2609 | ||
2610 | /* Update state. */ | |
2611 | if (ofport->stp_state != state) { | |
9e1fd49b | 2612 | enum ofputil_port_state of_state; |
21f7563c JP |
2613 | bool fwd_change; |
2614 | ||
9a0bb428 JR |
2615 | VLOG_DBG("port %s: STP state changed from %s to %s", |
2616 | netdev_get_name(ofport->up.netdev), | |
2617 | stp_state_name(ofport->stp_state), | |
2618 | stp_state_name(state)); | |
21f7563c JP |
2619 | if (stp_learn_in_state(ofport->stp_state) |
2620 | != stp_learn_in_state(state)) { | |
2621 | /* xxx Learning action flows should also be flushed. */ | |
509c0149 | 2622 | ovs_rwlock_wrlock(&ofproto->ml->rwlock); |
30618594 | 2623 | mac_learning_flush(ofproto->ml); |
509c0149 | 2624 | ovs_rwlock_unlock(&ofproto->ml->rwlock); |
6d95c4e8 | 2625 | mcast_snooping_mdb_flush(ofproto->ms); |
21f7563c JP |
2626 | } |
2627 | fwd_change = stp_forward_in_state(ofport->stp_state) | |
2628 | != stp_forward_in_state(state); | |
2629 | ||
2cc3c58e | 2630 | ofproto->backer->need_revalidate = REV_STP; |
21f7563c JP |
2631 | ofport->stp_state = state; |
2632 | ofport->stp_state_entered = time_msec(); | |
2633 | ||
b308140a | 2634 | if (fwd_change && ofport->bundle) { |
21f7563c JP |
2635 | bundle_update(ofport->bundle); |
2636 | } | |
2637 | ||
2638 | /* Update the STP state bits in the OpenFlow port description. */ | |
9e1fd49b BP |
2639 | of_state = ofport->up.pp.state & ~OFPUTIL_PS_STP_MASK; |
2640 | of_state |= (state == STP_LISTENING ? OFPUTIL_PS_STP_LISTEN | |
2641 | : state == STP_LEARNING ? OFPUTIL_PS_STP_LEARN | |
2642 | : state == STP_FORWARDING ? OFPUTIL_PS_STP_FORWARD | |
2643 | : state == STP_BLOCKING ? OFPUTIL_PS_STP_BLOCK | |
2644 | : 0); | |
21f7563c JP |
2645 | ofproto_port_set_state(&ofport->up, of_state); |
2646 | } | |
2647 | } | |
2648 | ||
52182c5f | 2649 | static void |
2650 | stp_check_and_update_link_state(struct ofproto_dpif *ofproto) | |
2651 | { | |
2652 | struct ofport_dpif *ofport; | |
2653 | ||
2654 | HMAP_FOR_EACH (ofport, up.hmap_node, &ofproto->up.ports) { | |
2655 | bool up = netdev_get_carrier(ofport->up.netdev); | |
2656 | ||
2657 | if (ofport->stp_port && | |
2658 | up != (stp_port_get_state(ofport->stp_port) != STP_DISABLED)) { | |
2659 | ||
2660 | VLOG_DBG("bridge %s, port %s is %s, %s it.", | |
2661 | ofproto->up.name, netdev_get_name(ofport->up.netdev), | |
2662 | up ? "up" : "down", | |
2663 | up ? "enabling" : "disabling"); | |
2664 | ||
2665 | if (up) { | |
2666 | stp_port_enable(ofport->stp_port); | |
2667 | stp_port_set_aux(ofport->stp_port, ofport); | |
2668 | } else { | |
2669 | stp_port_disable(ofport->stp_port); | |
2670 | } | |
2671 | ||
2672 | update_stp_port_state(ofport); | |
2673 | } | |
2674 | } | |
2675 | } | |
2676 | ||
21f7563c JP |
2677 | /* Configures STP on 'ofport_' using the settings defined in 's'. The |
2678 | * caller is responsible for assigning STP port numbers and ensuring | |
2679 | * there are no duplicates. */ | |
2680 | static int | |
2681 | set_stp_port(struct ofport *ofport_, | |
2682 | const struct ofproto_port_stp_settings *s) | |
2683 | { | |
2684 | struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
2685 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofport->up.ofproto); | |
2686 | struct stp_port *sp = ofport->stp_port; | |
2687 | ||
2688 | if (!s || !s->enable) { | |
2689 | if (sp) { | |
2690 | ofport->stp_port = NULL; | |
2691 | stp_port_disable(sp); | |
ecd12731 | 2692 | update_stp_port_state(ofport); |
21f7563c JP |
2693 | } |
2694 | return 0; | |
2695 | } else if (sp && stp_port_no(sp) != s->port_num | |
f025bcb7 | 2696 | && ofport == stp_port_get_aux(sp)) { |
21f7563c JP |
2697 | /* The port-id changed, so disable the old one if it's not |
2698 | * already in use by another port. */ | |
2699 | stp_port_disable(sp); | |
2700 | } | |
2701 | ||
2702 | sp = ofport->stp_port = stp_get_port(ofproto->stp, s->port_num); | |
21f7563c | 2703 | |
fb20b0bf JR |
2704 | /* Set name before enabling the port so that debugging messages can print |
2705 | * the name. */ | |
11306274 | 2706 | stp_port_set_name(sp, netdev_get_name(ofport->up.netdev)); |
52182c5f | 2707 | |
2708 | if (netdev_get_carrier(ofport_->netdev)) { | |
2709 | stp_port_enable(sp); | |
2710 | } else { | |
2711 | stp_port_disable(sp); | |
2712 | } | |
fb20b0bf | 2713 | |
21f7563c JP |
2714 | stp_port_set_aux(sp, ofport); |
2715 | stp_port_set_priority(sp, s->priority); | |
2716 | stp_port_set_path_cost(sp, s->path_cost); | |
2717 | ||
2718 | update_stp_port_state(ofport); | |
2719 | ||
2720 | return 0; | |
2721 | } | |
2722 | ||
2723 | static int | |
2724 | get_stp_port_status(struct ofport *ofport_, | |
2725 | struct ofproto_port_stp_status *s) | |
2726 | { | |
2727 | struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
2728 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofport->up.ofproto); | |
2729 | struct stp_port *sp = ofport->stp_port; | |
2730 | ||
2731 | if (!ofproto->stp || !sp) { | |
2732 | s->enabled = false; | |
2733 | return 0; | |
2734 | } | |
2735 | ||
2736 | s->enabled = true; | |
926c9a4a | 2737 | stp_port_get_status(sp, &s->port_id, &s->state, &s->role); |
21f7563c | 2738 | s->sec_in_state = (time_msec() - ofport->stp_state_entered) / 1000; |
fd28ce3a JS |
2739 | |
2740 | return 0; | |
2741 | } | |
2742 | ||
2743 | static int | |
2744 | get_stp_port_stats(struct ofport *ofport_, | |
2745 | struct ofproto_port_stp_stats *s) | |
2746 | { | |
2747 | struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
2748 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofport->up.ofproto); | |
2749 | struct stp_port *sp = ofport->stp_port; | |
2750 | ||
2751 | if (!ofproto->stp || !sp) { | |
2752 | s->enabled = false; | |
2753 | return 0; | |
2754 | } | |
2755 | ||
2756 | s->enabled = true; | |
80740385 | 2757 | stp_port_get_counts(sp, &s->tx_count, &s->rx_count, &s->error_count); |
21f7563c JP |
2758 | |
2759 | return 0; | |
2760 | } | |
2761 | ||
2762 | static void | |
2763 | stp_run(struct ofproto_dpif *ofproto) | |
2764 | { | |
2765 | if (ofproto->stp) { | |
2766 | long long int now = time_msec(); | |
2767 | long long int elapsed = now - ofproto->stp_last_tick; | |
2768 | struct stp_port *sp; | |
2769 | ||
2770 | if (elapsed > 0) { | |
2771 | stp_tick(ofproto->stp, MIN(INT_MAX, elapsed)); | |
2772 | ofproto->stp_last_tick = now; | |
2773 | } | |
52182c5f | 2774 | |
2775 | stp_check_and_update_link_state(ofproto); | |
2776 | ||
21f7563c JP |
2777 | while (stp_get_changed_port(ofproto->stp, &sp)) { |
2778 | struct ofport_dpif *ofport = stp_port_get_aux(sp); | |
2779 | ||
2780 | if (ofport) { | |
2781 | update_stp_port_state(ofport); | |
2782 | } | |
2783 | } | |
6ae50723 EJ |
2784 | |
2785 | if (stp_check_and_reset_fdb_flush(ofproto->stp)) { | |
509c0149 | 2786 | ovs_rwlock_wrlock(&ofproto->ml->rwlock); |
30618594 | 2787 | mac_learning_flush(ofproto->ml); |
509c0149 | 2788 | ovs_rwlock_unlock(&ofproto->ml->rwlock); |
6d95c4e8 | 2789 | mcast_snooping_mdb_flush(ofproto->ms); |
6ae50723 | 2790 | } |
21f7563c JP |
2791 | } |
2792 | } | |
2793 | ||
2794 | static void | |
2795 | stp_wait(struct ofproto_dpif *ofproto) | |
2796 | { | |
2797 | if (ofproto->stp) { | |
2798 | poll_timer_wait(1000); | |
2799 | } | |
2800 | } | |
9efd308e DV |
2801 | |
2802 | /* Configures RSTP on 'ofport_' using the settings defined in 's'. The | |
2803 | * caller is responsible for assigning RSTP port numbers and ensuring | |
2804 | * there are no duplicates. */ | |
2805 | static void | |
2806 | set_rstp_port(struct ofport *ofport_, | |
cc33c223 | 2807 | const struct ofproto_port_rstp_settings *s) |
9efd308e DV |
2808 | { |
2809 | struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
2810 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofport->up.ofproto); | |
2811 | struct rstp_port *rp = ofport->rstp_port; | |
9efd308e DV |
2812 | |
2813 | if (!s || !s->enable) { | |
2814 | if (rp) { | |
e73e9165 JR |
2815 | rstp_port_set_aux(rp, NULL); |
2816 | rstp_port_set_state(rp, RSTP_DISABLED); | |
2817 | rstp_port_set_mac_operational(rp, false); | |
9efd308e | 2818 | ofport->rstp_port = NULL; |
e73e9165 | 2819 | rstp_port_unref(rp); |
9efd308e DV |
2820 | update_rstp_port_state(ofport); |
2821 | } | |
9efd308e DV |
2822 | return; |
2823 | } | |
f025bcb7 JR |
2824 | |
2825 | /* Check if need to add a new port. */ | |
9efd308e DV |
2826 | if (!rp) { |
2827 | rp = ofport->rstp_port = rstp_add_port(ofproto->rstp); | |
2828 | } | |
9efd308e | 2829 | |
f025bcb7 | 2830 | rstp_port_set(rp, s->port_num, s->priority, s->path_cost, |
67e8c1ac JR |
2831 | s->admin_edge_port, s->auto_edge, |
2832 | s->admin_p2p_mac_state, s->admin_port_state, s->mcheck, | |
8d2f8375 | 2833 | ofport, netdev_get_name(ofport->up.netdev)); |
9efd308e | 2834 | update_rstp_port_state(ofport); |
29db47ce | 2835 | /* Synchronize operational status. */ |
16361b11 | 2836 | rstp_port_set_mac_operational(rp, ofport->up.may_enable); |
9efd308e DV |
2837 | } |
2838 | ||
2839 | static void | |
2840 | get_rstp_port_status(struct ofport *ofport_, | |
2841 | struct ofproto_port_rstp_status *s) | |
2842 | { | |
2843 | struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
2844 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofport->up.ofproto); | |
2845 | struct rstp_port *rp = ofport->rstp_port; | |
2846 | ||
2847 | if (!ofproto->rstp || !rp) { | |
2848 | s->enabled = false; | |
2849 | return; | |
2850 | } | |
2851 | ||
2852 | s->enabled = true; | |
9c64e6b8 JR |
2853 | rstp_port_get_status(rp, &s->port_id, &s->state, &s->role, |
2854 | &s->designated_bridge_id, &s->designated_port_id, | |
2855 | &s->designated_path_cost, &s->tx_count, | |
f025bcb7 | 2856 | &s->rx_count, &s->error_count, &s->uptime); |
9efd308e DV |
2857 | } |
2858 | ||
21f7563c | 2859 | \f |
8b36f51e | 2860 | static int |
55954f6e | 2861 | set_queues(struct ofport *ofport_, const struct ofproto_port_queue *qdscp, |
8b36f51e EJ |
2862 | size_t n_qdscp) |
2863 | { | |
2864 | struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
2865 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofport->up.ofproto); | |
8b36f51e | 2866 | |
55954f6e EJ |
2867 | if (ofport->n_qdscp != n_qdscp |
2868 | || (n_qdscp && memcmp(ofport->qdscp, qdscp, | |
2869 | n_qdscp * sizeof *qdscp))) { | |
2cc3c58e | 2870 | ofproto->backer->need_revalidate = REV_RECONFIGURE; |
55954f6e EJ |
2871 | free(ofport->qdscp); |
2872 | ofport->qdscp = n_qdscp | |
2873 | ? xmemdup(qdscp, n_qdscp * sizeof *qdscp) | |
2874 | : NULL; | |
2875 | ofport->n_qdscp = n_qdscp; | |
8b36f51e EJ |
2876 | } |
2877 | ||
8b36f51e EJ |
2878 | return 0; |
2879 | } | |
2880 | \f | |
abe529af BP |
2881 | /* Bundles. */ |
2882 | ||
b44a10b7 BP |
2883 | /* Expires all MAC learning entries associated with 'bundle' and forces its |
2884 | * ofproto to revalidate every flow. | |
2885 | * | |
2886 | * Normally MAC learning entries are removed only from the ofproto associated | |
2887 | * with 'bundle', but if 'all_ofprotos' is true, then the MAC learning entries | |
2888 | * are removed from every ofproto. When patch ports and SLB bonds are in use | |
2889 | * and a VM migration happens and the gratuitous ARPs are somehow lost, this | |
2890 | * avoids a MAC_ENTRY_IDLE_TIME delay before the migrated VM can communicate | |
2891 | * with the host from which it migrated. */ | |
abe529af | 2892 | static void |
b44a10b7 | 2893 | bundle_flush_macs(struct ofbundle *bundle, bool all_ofprotos) |
abe529af BP |
2894 | { |
2895 | struct ofproto_dpif *ofproto = bundle->ofproto; | |
2896 | struct mac_learning *ml = ofproto->ml; | |
2897 | struct mac_entry *mac, *next_mac; | |
2898 | ||
2cc3c58e | 2899 | ofproto->backer->need_revalidate = REV_RECONFIGURE; |
509c0149 | 2900 | ovs_rwlock_wrlock(&ml->rwlock); |
abe529af | 2901 | LIST_FOR_EACH_SAFE (mac, next_mac, lru_node, &ml->lrus) { |
9d078ec2 | 2902 | if (mac_entry_get_port(ml, mac) == bundle) { |
b44a10b7 BP |
2903 | if (all_ofprotos) { |
2904 | struct ofproto_dpif *o; | |
2905 | ||
911b4a7e JP |
2906 | HMAP_FOR_EACH (o, all_ofproto_dpifs_by_name_node, |
2907 | &all_ofproto_dpifs_by_name) { | |
b44a10b7 BP |
2908 | if (o != ofproto) { |
2909 | struct mac_entry *e; | |
2910 | ||
509c0149 | 2911 | ovs_rwlock_wrlock(&o->ml->rwlock); |
30618594 | 2912 | e = mac_learning_lookup(o->ml, mac->mac, mac->vlan); |
b44a10b7 | 2913 | if (e) { |
b44a10b7 BP |
2914 | mac_learning_expire(o->ml, e); |
2915 | } | |
509c0149 | 2916 | ovs_rwlock_unlock(&o->ml->rwlock); |
b44a10b7 BP |
2917 | } |
2918 | } | |
2919 | } | |
2920 | ||
abe529af BP |
2921 | mac_learning_expire(ml, mac); |
2922 | } | |
2923 | } | |
509c0149 | 2924 | ovs_rwlock_unlock(&ml->rwlock); |
abe529af BP |
2925 | } |
2926 | ||
2372c146 JR |
2927 | static void |
2928 | bundle_move(struct ofbundle *old, struct ofbundle *new) | |
2929 | { | |
2930 | struct ofproto_dpif *ofproto = old->ofproto; | |
2931 | struct mac_learning *ml = ofproto->ml; | |
2932 | struct mac_entry *mac, *next_mac; | |
2933 | ||
2934 | ovs_assert(new->ofproto == old->ofproto); | |
2935 | ||
2936 | ofproto->backer->need_revalidate = REV_RECONFIGURE; | |
2937 | ovs_rwlock_wrlock(&ml->rwlock); | |
2938 | LIST_FOR_EACH_SAFE (mac, next_mac, lru_node, &ml->lrus) { | |
9d078ec2 BP |
2939 | if (mac_entry_get_port(ml, mac) == old) { |
2940 | mac_entry_set_port(ml, mac, new); | |
2372c146 JR |
2941 | } |
2942 | } | |
2943 | ovs_rwlock_unlock(&ml->rwlock); | |
2944 | } | |
2945 | ||
abe529af BP |
2946 | static struct ofbundle * |
2947 | bundle_lookup(const struct ofproto_dpif *ofproto, void *aux) | |
2948 | { | |
2949 | struct ofbundle *bundle; | |
2950 | ||
2951 | HMAP_FOR_EACH_IN_BUCKET (bundle, hmap_node, hash_pointer(aux, 0), | |
2952 | &ofproto->bundles) { | |
2953 | if (bundle->aux == aux) { | |
2954 | return bundle; | |
2955 | } | |
2956 | } | |
2957 | return NULL; | |
2958 | } | |
2959 | ||
7bde8dd8 JP |
2960 | static void |
2961 | bundle_update(struct ofbundle *bundle) | |
2962 | { | |
2963 | struct ofport_dpif *port; | |
2964 | ||
2965 | bundle->floodable = true; | |
2966 | LIST_FOR_EACH (port, bundle_node, &bundle->ports) { | |
9e1fd49b | 2967 | if (port->up.pp.config & OFPUTIL_PC_NO_FLOOD |
875ab130 | 2968 | || netdev_get_pt_mode(port->up.netdev) == NETDEV_PT_LEGACY_L3 |
4b5f1996 DV |
2969 | || (bundle->ofproto->stp && !stp_forward_in_state(port->stp_state)) |
2970 | || (bundle->ofproto->rstp && !rstp_forward_in_state(port->rstp_state))) { | |
7bde8dd8 JP |
2971 | bundle->floodable = false; |
2972 | break; | |
2973 | } | |
2974 | } | |
2975 | } | |
2976 | ||
abe529af BP |
2977 | static void |
2978 | bundle_del_port(struct ofport_dpif *port) | |
2979 | { | |
2980 | struct ofbundle *bundle = port->bundle; | |
2981 | ||
2cc3c58e | 2982 | bundle->ofproto->backer->need_revalidate = REV_RECONFIGURE; |
6f77f4ae | 2983 | |
417e7e66 | 2984 | ovs_list_remove(&port->bundle_node); |
abe529af BP |
2985 | port->bundle = NULL; |
2986 | ||
2987 | if (bundle->lacp) { | |
2988 | lacp_slave_unregister(bundle->lacp, port); | |
2989 | } | |
2990 | if (bundle->bond) { | |
2991 | bond_slave_unregister(bundle->bond, port); | |
2992 | } | |
2993 | ||
7bde8dd8 | 2994 | bundle_update(bundle); |
abe529af BP |
2995 | } |
2996 | ||
2997 | static bool | |
4e022ec0 | 2998 | bundle_add_port(struct ofbundle *bundle, ofp_port_t ofp_port, |
df53d41c | 2999 | struct lacp_slave_settings *lacp) |
abe529af BP |
3000 | { |
3001 | struct ofport_dpif *port; | |
3002 | ||
e672ff9b | 3003 | port = ofp_port_to_ofport(bundle->ofproto, ofp_port); |
abe529af BP |
3004 | if (!port) { |
3005 | return false; | |
3006 | } | |
3007 | ||
3008 | if (port->bundle != bundle) { | |
2cc3c58e | 3009 | bundle->ofproto->backer->need_revalidate = REV_RECONFIGURE; |
abe529af | 3010 | if (port->bundle) { |
e019a574 | 3011 | bundle_remove(&port->up); |
abe529af BP |
3012 | } |
3013 | ||
3014 | port->bundle = bundle; | |
417e7e66 | 3015 | ovs_list_push_back(&bundle->ports, &port->bundle_node); |
9e1fd49b | 3016 | if (port->up.pp.config & OFPUTIL_PC_NO_FLOOD |
875ab130 | 3017 | || netdev_get_pt_mode(port->up.netdev) == NETDEV_PT_LEGACY_L3 |
4b5f1996 DV |
3018 | || (bundle->ofproto->stp && !stp_forward_in_state(port->stp_state)) |
3019 | || (bundle->ofproto->rstp && !rstp_forward_in_state(port->rstp_state))) { | |
abe529af BP |
3020 | bundle->floodable = false; |
3021 | } | |
3022 | } | |
3023 | if (lacp) { | |
2cc3c58e | 3024 | bundle->ofproto->backer->need_revalidate = REV_RECONFIGURE; |
abe529af BP |
3025 | lacp_slave_register(bundle->lacp, port, lacp); |
3026 | } | |
3027 | ||
3028 | return true; | |
3029 | } | |
3030 | ||
3031 | static void | |
3032 | bundle_destroy(struct ofbundle *bundle) | |
3033 | { | |
3034 | struct ofproto_dpif *ofproto; | |
3035 | struct ofport_dpif *port, *next_port; | |
abe529af BP |
3036 | |
3037 | if (!bundle) { | |
3038 | return; | |
3039 | } | |
3040 | ||
3041 | ofproto = bundle->ofproto; | |
67912650 | 3042 | mbridge_unregister_bundle(ofproto->mbridge, bundle); |
abe529af | 3043 | |
84f0f298 | 3044 | xlate_txn_start(); |
46c88433 | 3045 | xlate_bundle_remove(bundle); |
84f0f298 | 3046 | xlate_txn_commit(); |
46c88433 | 3047 | |
abe529af BP |
3048 | LIST_FOR_EACH_SAFE (port, next_port, bundle_node, &bundle->ports) { |
3049 | bundle_del_port(port); | |
3050 | } | |
3051 | ||
b44a10b7 | 3052 | bundle_flush_macs(bundle, true); |
b077575e | 3053 | mcast_snooping_flush_bundle(ofproto->ms, bundle); |
abe529af BP |
3054 | hmap_remove(&ofproto->bundles, &bundle->hmap_node); |
3055 | free(bundle->name); | |
3056 | free(bundle->trunks); | |
fed8962a | 3057 | free(bundle->cvlans); |
91779071 | 3058 | lacp_unref(bundle->lacp); |
03366a2d | 3059 | bond_unref(bundle->bond); |
abe529af BP |
3060 | free(bundle); |
3061 | } | |
3062 | ||
3063 | static int | |
3064 | bundle_set(struct ofproto *ofproto_, void *aux, | |
3065 | const struct ofproto_bundle_settings *s) | |
3066 | { | |
3067 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
3068 | bool need_flush = false; | |
abe529af BP |
3069 | struct ofport_dpif *port; |
3070 | struct ofbundle *bundle; | |
f0fb825a | 3071 | unsigned long *trunks = NULL; |
fed8962a | 3072 | unsigned long *cvlans = NULL; |
ecac4ebf | 3073 | int vlan; |
abe529af BP |
3074 | size_t i; |
3075 | bool ok; | |
3076 | ||
afea2e89 DJ |
3077 | bundle = bundle_lookup(ofproto, aux); |
3078 | ||
abe529af | 3079 | if (!s) { |
afea2e89 | 3080 | bundle_destroy(bundle); |
abe529af BP |
3081 | return 0; |
3082 | } | |
3083 | ||
cb22974d BP |
3084 | ovs_assert(s->n_slaves == 1 || s->bond != NULL); |
3085 | ovs_assert((s->lacp != NULL) == (s->lacp_slaves != NULL)); | |
abe529af | 3086 | |
abe529af BP |
3087 | if (!bundle) { |
3088 | bundle = xmalloc(sizeof *bundle); | |
3089 | ||
3090 | bundle->ofproto = ofproto; | |
3091 | hmap_insert(&ofproto->bundles, &bundle->hmap_node, | |
3092 | hash_pointer(aux, 0)); | |
3093 | bundle->aux = aux; | |
3094 | bundle->name = NULL; | |
3095 | ||
417e7e66 | 3096 | ovs_list_init(&bundle->ports); |
ecac4ebf | 3097 | bundle->vlan_mode = PORT_VLAN_TRUNK; |
fed8962a | 3098 | bundle->qinq_ethtype = ETH_TYPE_VLAN_8021AD; |
abe529af BP |
3099 | bundle->vlan = -1; |
3100 | bundle->trunks = NULL; | |
fed8962a | 3101 | bundle->cvlans = NULL; |
5e9ceccd | 3102 | bundle->use_priority_tags = s->use_priority_tags; |
abe529af BP |
3103 | bundle->lacp = NULL; |
3104 | bundle->bond = NULL; | |
3105 | ||
3106 | bundle->floodable = true; | |
c005f976 | 3107 | bundle->protected = false; |
ec7ceaed | 3108 | mbridge_register_bundle(ofproto->mbridge, bundle); |
abe529af BP |
3109 | } |
3110 | ||
3111 | if (!bundle->name || strcmp(s->name, bundle->name)) { | |
3112 | free(bundle->name); | |
3113 | bundle->name = xstrdup(s->name); | |
3114 | } | |
3115 | ||
3116 | /* LACP. */ | |
3117 | if (s->lacp) { | |
e2d13c43 | 3118 | ofproto->lacp_enabled = true; |
abe529af | 3119 | if (!bundle->lacp) { |
2cc3c58e | 3120 | ofproto->backer->need_revalidate = REV_RECONFIGURE; |
abe529af BP |
3121 | bundle->lacp = lacp_create(); |
3122 | } | |
3123 | lacp_configure(bundle->lacp, s->lacp); | |
3124 | } else { | |
91779071 | 3125 | lacp_unref(bundle->lacp); |
abe529af BP |
3126 | bundle->lacp = NULL; |
3127 | } | |
3128 | ||
3129 | /* Update set of ports. */ | |
3130 | ok = true; | |
3131 | for (i = 0; i < s->n_slaves; i++) { | |
3132 | if (!bundle_add_port(bundle, s->slaves[i], | |
df53d41c | 3133 | s->lacp ? &s->lacp_slaves[i] : NULL)) { |
abe529af BP |
3134 | ok = false; |
3135 | } | |
3136 | } | |
417e7e66 | 3137 | if (!ok || ovs_list_size(&bundle->ports) != s->n_slaves) { |
abe529af BP |
3138 | struct ofport_dpif *next_port; |
3139 | ||
3140 | LIST_FOR_EACH_SAFE (port, next_port, bundle_node, &bundle->ports) { | |
3141 | for (i = 0; i < s->n_slaves; i++) { | |
56c769ab | 3142 | if (s->slaves[i] == port->up.ofp_port) { |
abe529af BP |
3143 | goto found; |
3144 | } | |
3145 | } | |
3146 | ||
3147 | bundle_del_port(port); | |
3148 | found: ; | |
3149 | } | |
3150 | } | |
417e7e66 | 3151 | ovs_assert(ovs_list_size(&bundle->ports) <= s->n_slaves); |
abe529af | 3152 | |
417e7e66 | 3153 | if (ovs_list_is_empty(&bundle->ports)) { |
abe529af BP |
3154 | bundle_destroy(bundle); |
3155 | return EINVAL; | |
3156 | } | |
3157 | ||
ecac4ebf | 3158 | /* Set VLAN tagging mode */ |
5e9ceccd BP |
3159 | if (s->vlan_mode != bundle->vlan_mode |
3160 | || s->use_priority_tags != bundle->use_priority_tags) { | |
ecac4ebf | 3161 | bundle->vlan_mode = s->vlan_mode; |
5e9ceccd | 3162 | bundle->use_priority_tags = s->use_priority_tags; |
ecac4ebf BP |
3163 | need_flush = true; |
3164 | } | |
3165 | ||
fed8962a EG |
3166 | if (s->qinq_ethtype != bundle->qinq_ethtype) { |
3167 | bundle->qinq_ethtype = s->qinq_ethtype; | |
3168 | need_flush = true; | |
3169 | } | |
3170 | ||
abe529af | 3171 | /* Set VLAN tag. */ |
ecac4ebf BP |
3172 | vlan = (s->vlan_mode == PORT_VLAN_TRUNK ? -1 |
3173 | : s->vlan >= 0 && s->vlan <= 4095 ? s->vlan | |
3174 | : 0); | |
3175 | if (vlan != bundle->vlan) { | |
3176 | bundle->vlan = vlan; | |
abe529af BP |
3177 | need_flush = true; |
3178 | } | |
3179 | ||
3180 | /* Get trunked VLANs. */ | |
ecac4ebf BP |
3181 | switch (s->vlan_mode) { |
3182 | case PORT_VLAN_ACCESS: | |
3183 | trunks = NULL; | |
3184 | break; | |
3185 | ||
3186 | case PORT_VLAN_TRUNK: | |
ebc56baa | 3187 | trunks = CONST_CAST(unsigned long *, s->trunks); |
ecac4ebf BP |
3188 | break; |
3189 | ||
3190 | case PORT_VLAN_NATIVE_UNTAGGED: | |
3191 | case PORT_VLAN_NATIVE_TAGGED: | |
3192 | if (vlan != 0 && (!s->trunks | |
3193 | || !bitmap_is_set(s->trunks, vlan) | |
3194 | || bitmap_is_set(s->trunks, 0))) { | |
3195 | /* Force trunking the native VLAN and prohibit trunking VLAN 0. */ | |
3196 | if (s->trunks) { | |
3197 | trunks = bitmap_clone(s->trunks, 4096); | |
3198 | } else { | |
3199 | trunks = bitmap_allocate1(4096); | |
3200 | } | |
3201 | bitmap_set1(trunks, vlan); | |
3202 | bitmap_set0(trunks, 0); | |
3203 | } else { | |
ebc56baa | 3204 | trunks = CONST_CAST(unsigned long *, s->trunks); |
ecac4ebf BP |
3205 | } |
3206 | break; | |
3207 | ||
fed8962a EG |
3208 | case PORT_VLAN_DOT1Q_TUNNEL: |
3209 | cvlans = CONST_CAST(unsigned long *, s->cvlans); | |
3210 | break; | |
3211 | ||
ecac4ebf | 3212 | default: |
428b2edd | 3213 | OVS_NOT_REACHED(); |
ecac4ebf | 3214 | } |
abe529af BP |
3215 | if (!vlan_bitmap_equal(trunks, bundle->trunks)) { |
3216 | free(bundle->trunks); | |
ecac4ebf BP |
3217 | if (trunks == s->trunks) { |
3218 | bundle->trunks = vlan_bitmap_clone(trunks); | |
3219 | } else { | |
3220 | bundle->trunks = trunks; | |
3221 | trunks = NULL; | |
3222 | } | |
abe529af BP |
3223 | need_flush = true; |
3224 | } | |
ecac4ebf BP |
3225 | if (trunks != s->trunks) { |
3226 | free(trunks); | |
3227 | } | |
abe529af | 3228 | |
fed8962a EG |
3229 | if (!vlan_bitmap_equal(cvlans, bundle->cvlans)) { |
3230 | free(bundle->cvlans); | |
3231 | if (cvlans == s->cvlans) { | |
3232 | bundle->cvlans = vlan_bitmap_clone(cvlans); | |
3233 | } else { | |
3234 | bundle->cvlans = cvlans; | |
3235 | cvlans = NULL; | |
3236 | } | |
3237 | need_flush = true; | |
3238 | } | |
3239 | if (cvlans != s->cvlans) { | |
3240 | free(cvlans); | |
3241 | } | |
3242 | ||
abe529af | 3243 | /* Bonding. */ |
417e7e66 | 3244 | if (!ovs_list_is_short(&bundle->ports)) { |
abe529af BP |
3245 | bundle->ofproto->has_bonded_bundles = true; |
3246 | if (bundle->bond) { | |
3247 | if (bond_reconfigure(bundle->bond, s->bond)) { | |
2cc3c58e | 3248 | ofproto->backer->need_revalidate = REV_RECONFIGURE; |
abe529af BP |
3249 | } |
3250 | } else { | |
adcf00ba | 3251 | bundle->bond = bond_create(s->bond, ofproto); |
2cc3c58e | 3252 | ofproto->backer->need_revalidate = REV_RECONFIGURE; |
abe529af BP |
3253 | } |
3254 | ||
3255 | LIST_FOR_EACH (port, bundle_node, &bundle->ports) { | |
adcf00ba AZ |
3256 | bond_slave_register(bundle->bond, port, |
3257 | port->up.ofp_port, port->up.netdev); | |
abe529af BP |
3258 | } |
3259 | } else { | |
03366a2d | 3260 | bond_unref(bundle->bond); |
abe529af BP |
3261 | bundle->bond = NULL; |
3262 | } | |
3263 | ||
c005f976 BK |
3264 | /* Set proteced port mode */ |
3265 | if (s->protected != bundle->protected) { | |
3266 | bundle->protected = s->protected; | |
3267 | need_flush = true; | |
3268 | } | |
3269 | ||
abe529af BP |
3270 | /* If we changed something that would affect MAC learning, un-learn |
3271 | * everything on this port and force flow revalidation. */ | |
3272 | if (need_flush) { | |
b44a10b7 | 3273 | bundle_flush_macs(bundle, false); |
4fbbf862 | 3274 | mcast_snooping_flush_bundle(ofproto->ms, bundle); |
abe529af BP |
3275 | } |
3276 | ||
3277 | return 0; | |
3278 | } | |
3279 | ||
3280 | static void | |
3281 | bundle_remove(struct ofport *port_) | |
3282 | { | |
3283 | struct ofport_dpif *port = ofport_dpif_cast(port_); | |
3284 | struct ofbundle *bundle = port->bundle; | |
3285 | ||
3286 | if (bundle) { | |
3287 | bundle_del_port(port); | |
417e7e66 | 3288 | if (ovs_list_is_empty(&bundle->ports)) { |
abe529af | 3289 | bundle_destroy(bundle); |
417e7e66 | 3290 | } else if (ovs_list_is_short(&bundle->ports)) { |
03366a2d | 3291 | bond_unref(bundle->bond); |
abe529af BP |
3292 | bundle->bond = NULL; |
3293 | } | |
3294 | } | |
3295 | } | |
3296 | ||
3297 | static void | |
5f877369 | 3298 | send_pdu_cb(void *port_, const void *pdu, size_t pdu_size) |
abe529af | 3299 | { |
abe529af | 3300 | struct ofport_dpif *port = port_; |
74ff3298 | 3301 | struct eth_addr ea; |
abe529af BP |
3302 | int error; |
3303 | ||
74ff3298 | 3304 | error = netdev_get_etheraddr(port->up.netdev, &ea); |
abe529af | 3305 | if (!error) { |
cf62fa4c | 3306 | struct dp_packet packet; |
5f877369 | 3307 | void *packet_pdu; |
abe529af | 3308 | |
cf62fa4c | 3309 | dp_packet_init(&packet, 0); |
abe529af | 3310 | packet_pdu = eth_compose(&packet, eth_addr_lacp, ea, ETH_TYPE_LACP, |
5f877369 EJ |
3311 | pdu_size); |
3312 | memcpy(packet_pdu, pdu, pdu_size); | |
3313 | ||
2eb79142 | 3314 | ofproto_dpif_send_packet(port, false, &packet); |
cf62fa4c | 3315 | dp_packet_uninit(&packet); |
abe529af | 3316 | } else { |
7ed58d4a JP |
3317 | static struct vlog_rate_limit rll = VLOG_RATE_LIMIT_INIT(1, 10); |
3318 | VLOG_ERR_RL(&rll, "port %s: cannot obtain Ethernet address of iface " | |
abe529af | 3319 | "%s (%s)", port->bundle->name, |
10a89ef0 | 3320 | netdev_get_name(port->up.netdev), ovs_strerror(error)); |
abe529af BP |
3321 | } |
3322 | } | |
3323 | ||
3324 | static void | |
3325 | bundle_send_learning_packets(struct ofbundle *bundle) | |
3326 | { | |
3327 | struct ofproto_dpif *ofproto = bundle->ofproto; | |
3328 | int error, n_packets, n_errors; | |
3329 | struct mac_entry *e; | |
8613db65 DDP |
3330 | struct pkt_list { |
3331 | struct ovs_list list_node; | |
3332 | struct ofport_dpif *port; | |
3333 | struct dp_packet *pkt; | |
3334 | } *pkt_node; | |
ca6ba700 | 3335 | struct ovs_list packets; |
abe529af | 3336 | |
417e7e66 | 3337 | ovs_list_init(&packets); |
509c0149 | 3338 | ovs_rwlock_rdlock(&ofproto->ml->rwlock); |
abe529af | 3339 | LIST_FOR_EACH (e, lru_node, &ofproto->ml->lrus) { |
9d078ec2 | 3340 | if (mac_entry_get_port(ofproto->ml, e) != bundle) { |
8613db65 DDP |
3341 | pkt_node = xmalloc(sizeof *pkt_node); |
3342 | pkt_node->pkt = bond_compose_learning_packet(bundle->bond, | |
3343 | e->mac, e->vlan, | |
3344 | (void **)&pkt_node->port); | |
417e7e66 | 3345 | ovs_list_push_back(&packets, &pkt_node->list_node); |
abe529af BP |
3346 | } |
3347 | } | |
509c0149 | 3348 | ovs_rwlock_unlock(&ofproto->ml->rwlock); |
abe529af | 3349 | |
0165217e | 3350 | error = n_packets = n_errors = 0; |
8613db65 | 3351 | LIST_FOR_EACH_POP (pkt_node, list_node, &packets) { |
0165217e EJ |
3352 | int ret; |
3353 | ||
2eb79142 | 3354 | ret = ofproto_dpif_send_packet(pkt_node->port, false, pkt_node->pkt); |
8613db65 DDP |
3355 | dp_packet_delete(pkt_node->pkt); |
3356 | free(pkt_node); | |
0165217e EJ |
3357 | if (ret) { |
3358 | error = ret; | |
3359 | n_errors++; | |
3360 | } | |
3361 | n_packets++; | |
3362 | } | |
0165217e | 3363 | |
abe529af | 3364 | if (n_errors) { |
7ed58d4a JP |
3365 | static struct vlog_rate_limit rll = VLOG_RATE_LIMIT_INIT(1, 5); |
3366 | VLOG_WARN_RL(&rll, "bond %s: %d errors sending %d gratuitous learning " | |
abe529af | 3367 | "packets, last error was: %s", |
10a89ef0 | 3368 | bundle->name, n_errors, n_packets, ovs_strerror(error)); |
abe529af BP |
3369 | } else { |
3370 | VLOG_DBG("bond %s: sent %d gratuitous learning packets", | |
3371 | bundle->name, n_packets); | |
3372 | } | |
3373 | } | |
3374 | ||
3375 | static void | |
3376 | bundle_run(struct ofbundle *bundle) | |
3377 | { | |
3378 | if (bundle->lacp) { | |
3379 | lacp_run(bundle->lacp, send_pdu_cb); | |
3380 | } | |
3381 | if (bundle->bond) { | |
3382 | struct ofport_dpif *port; | |
3383 | ||
3384 | LIST_FOR_EACH (port, bundle_node, &bundle->ports) { | |
16361b11 | 3385 | bond_slave_set_may_enable(bundle->bond, port, port->up.may_enable); |
abe529af BP |
3386 | } |
3387 | ||
4a1b8f30 EJ |
3388 | if (bond_run(bundle->bond, lacp_status(bundle->lacp))) { |
3389 | bundle->ofproto->backer->need_revalidate = REV_BOND; | |
3390 | } | |
3391 | ||
abe529af BP |
3392 | if (bond_should_send_learning_packets(bundle->bond)) { |
3393 | bundle_send_learning_packets(bundle); | |
3394 | } | |
3395 | } | |
3396 | } | |
3397 | ||
3398 | static void | |
3399 | bundle_wait(struct ofbundle *bundle) | |
3400 | { | |
3401 | if (bundle->lacp) { | |
3402 | lacp_wait(bundle->lacp); | |
3403 | } | |
3404 | if (bundle->bond) { | |
3405 | bond_wait(bundle->bond); | |
3406 | } | |
3407 | } | |
3408 | \f | |
3409 | /* Mirrors. */ | |
3410 | ||
3411 | static int | |
ec7ceaed EJ |
3412 | mirror_set__(struct ofproto *ofproto_, void *aux, |
3413 | const struct ofproto_mirror_settings *s) | |
abe529af BP |
3414 | { |
3415 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
ec7ceaed EJ |
3416 | struct ofbundle **srcs, **dsts; |
3417 | int error; | |
3418 | size_t i; | |
abe529af | 3419 | |
abe529af | 3420 | if (!s) { |
ec7ceaed | 3421 | mirror_destroy(ofproto->mbridge, aux); |
abe529af BP |
3422 | return 0; |
3423 | } | |
3424 | ||
ec7ceaed EJ |
3425 | srcs = xmalloc(s->n_srcs * sizeof *srcs); |
3426 | dsts = xmalloc(s->n_dsts * sizeof *dsts); | |
abe529af | 3427 | |
ec7ceaed EJ |
3428 | for (i = 0; i < s->n_srcs; i++) { |
3429 | srcs[i] = bundle_lookup(ofproto, s->srcs[i]); | |
abe529af BP |
3430 | } |
3431 | ||
ec7ceaed EJ |
3432 | for (i = 0; i < s->n_dsts; i++) { |
3433 | dsts[i] = bundle_lookup(ofproto, s->dsts[i]); | |
abe529af BP |
3434 | } |
3435 | ||
ec7ceaed EJ |
3436 | error = mirror_set(ofproto->mbridge, aux, s->name, srcs, s->n_srcs, dsts, |
3437 | s->n_dsts, s->src_vlans, | |
1356dbd1 WT |
3438 | bundle_lookup(ofproto, s->out_bundle), |
3439 | s->snaplen, s->out_vlan); | |
ec7ceaed EJ |
3440 | free(srcs); |
3441 | free(dsts); | |
3442 | return error; | |
abe529af BP |
3443 | } |
3444 | ||
9d24de3b | 3445 | static int |
ec7ceaed EJ |
3446 | mirror_get_stats__(struct ofproto *ofproto, void *aux, |
3447 | uint64_t *packets, uint64_t *bytes) | |
9d24de3b | 3448 | { |
ec7ceaed EJ |
3449 | return mirror_get_stats(ofproto_dpif_cast(ofproto)->mbridge, aux, packets, |
3450 | bytes); | |
9d24de3b JP |
3451 | } |
3452 | ||
abe529af BP |
3453 | static int |
3454 | set_flood_vlans(struct ofproto *ofproto_, unsigned long *flood_vlans) | |
3455 | { | |
3456 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
509c0149 | 3457 | ovs_rwlock_wrlock(&ofproto->ml->rwlock); |
abe529af | 3458 | if (mac_learning_set_flood_vlans(ofproto->ml, flood_vlans)) { |
30618594 | 3459 | mac_learning_flush(ofproto->ml); |
abe529af | 3460 | } |
509c0149 | 3461 | ovs_rwlock_unlock(&ofproto->ml->rwlock); |
abe529af BP |
3462 | return 0; |
3463 | } | |
3464 | ||
3465 | static bool | |
b4affc74 | 3466 | is_mirror_output_bundle(const struct ofproto *ofproto_, void *aux) |
abe529af BP |
3467 | { |
3468 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
3469 | struct ofbundle *bundle = bundle_lookup(ofproto, aux); | |
ec7ceaed | 3470 | return bundle && mirror_bundle_out(ofproto->mbridge, bundle) != 0; |
abe529af | 3471 | } |
8402c74b SS |
3472 | |
3473 | static void | |
b53055f4 | 3474 | forward_bpdu_changed(struct ofproto *ofproto_) |
8402c74b SS |
3475 | { |
3476 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
2cc3c58e | 3477 | ofproto->backer->need_revalidate = REV_RECONFIGURE; |
8402c74b | 3478 | } |
e764773c BP |
3479 | |
3480 | static void | |
c4069512 BP |
3481 | set_mac_table_config(struct ofproto *ofproto_, unsigned int idle_time, |
3482 | size_t max_entries) | |
e764773c BP |
3483 | { |
3484 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
509c0149 | 3485 | ovs_rwlock_wrlock(&ofproto->ml->rwlock); |
e764773c | 3486 | mac_learning_set_idle_time(ofproto->ml, idle_time); |
c4069512 | 3487 | mac_learning_set_max_entries(ofproto->ml, max_entries); |
509c0149 | 3488 | ovs_rwlock_unlock(&ofproto->ml->rwlock); |
e764773c | 3489 | } |
7c38d0a5 FL |
3490 | |
3491 | /* Configures multicast snooping on 'ofport' using the settings | |
3492 | * defined in 's'. */ | |
3493 | static int | |
3494 | set_mcast_snooping(struct ofproto *ofproto_, | |
3495 | const struct ofproto_mcast_snooping_settings *s) | |
3496 | { | |
3497 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
3498 | ||
3499 | /* Only revalidate flows if the configuration changed. */ | |
3500 | if (!s != !ofproto->ms) { | |
3501 | ofproto->backer->need_revalidate = REV_RECONFIGURE; | |
3502 | } | |
3503 | ||
3504 | if (s) { | |
3505 | if (!ofproto->ms) { | |
3506 | ofproto->ms = mcast_snooping_create(); | |
3507 | } | |
3508 | ||
3509 | ovs_rwlock_wrlock(&ofproto->ms->rwlock); | |
3510 | mcast_snooping_set_idle_time(ofproto->ms, s->idle_time); | |
3511 | mcast_snooping_set_max_entries(ofproto->ms, s->max_entries); | |
3512 | if (mcast_snooping_set_flood_unreg(ofproto->ms, s->flood_unreg)) { | |
3513 | ofproto->backer->need_revalidate = REV_RECONFIGURE; | |
3514 | } | |
3515 | ovs_rwlock_unlock(&ofproto->ms->rwlock); | |
3516 | } else { | |
3517 | mcast_snooping_unref(ofproto->ms); | |
3518 | ofproto->ms = NULL; | |
3519 | } | |
3520 | ||
3521 | return 0; | |
3522 | } | |
3523 | ||
8e04a33f | 3524 | /* Configures multicast snooping port's flood settings on 'ofproto'. */ |
7c38d0a5 | 3525 | static int |
8e04a33f FL |
3526 | set_mcast_snooping_port(struct ofproto *ofproto_, void *aux, |
3527 | const struct ofproto_mcast_snooping_port_settings *s) | |
7c38d0a5 FL |
3528 | { |
3529 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
3530 | struct ofbundle *bundle = bundle_lookup(ofproto, aux); | |
3531 | ||
8e04a33f | 3532 | if (ofproto->ms && s) { |
7c38d0a5 | 3533 | ovs_rwlock_wrlock(&ofproto->ms->rwlock); |
8e04a33f FL |
3534 | mcast_snooping_set_port_flood(ofproto->ms, bundle, s->flood); |
3535 | mcast_snooping_set_port_flood_reports(ofproto->ms, bundle, | |
3536 | s->flood_reports); | |
7c38d0a5 FL |
3537 | ovs_rwlock_unlock(&ofproto->ms->rwlock); |
3538 | } | |
3539 | return 0; | |
3540 | } | |
3541 | ||
abe529af BP |
3542 | \f |
3543 | /* Ports. */ | |
3544 | ||
e672ff9b JR |
3545 | struct ofport_dpif * |
3546 | ofp_port_to_ofport(const struct ofproto_dpif *ofproto, ofp_port_t ofp_port) | |
abe529af | 3547 | { |
7df6a8bd BP |
3548 | struct ofport *ofport = ofproto_get_port(&ofproto->up, ofp_port); |
3549 | return ofport ? ofport_dpif_cast(ofport) : NULL; | |
abe529af BP |
3550 | } |
3551 | ||
abe529af | 3552 | static void |
e1b1d06a JP |
3553 | ofproto_port_from_dpif_port(struct ofproto_dpif *ofproto, |
3554 | struct ofproto_port *ofproto_port, | |
abe529af BP |
3555 | struct dpif_port *dpif_port) |
3556 | { | |
3557 | ofproto_port->name = dpif_port->name; | |
3558 | ofproto_port->type = dpif_port->type; | |
e1b1d06a | 3559 | ofproto_port->ofp_port = odp_port_to_ofp_port(ofproto, dpif_port->port_no); |
abe529af BP |
3560 | } |
3561 | ||
6cbbf4fa EJ |
3562 | static void |
3563 | ofport_update_peer(struct ofport_dpif *ofport) | |
0a740f48 EJ |
3564 | { |
3565 | const struct ofproto_dpif *ofproto; | |
6cbbf4fa | 3566 | struct dpif_backer *backer; |
161b6042 | 3567 | char *peer_name; |
6cbbf4fa EJ |
3568 | |
3569 | if (!netdev_vport_is_patch(ofport->up.netdev)) { | |
3570 | return; | |
3571 | } | |
3572 | ||
3573 | backer = ofproto_dpif_cast(ofport->up.ofproto)->backer; | |
7894e7da | 3574 | backer->need_revalidate = REV_RECONFIGURE; |
0a740f48 | 3575 | |
6cbbf4fa EJ |
3576 | if (ofport->peer) { |
3577 | ofport->peer->peer = NULL; | |
3578 | ofport->peer = NULL; | |
3579 | } | |
3580 | ||
3581 | peer_name = netdev_vport_patch_peer(ofport->up.netdev); | |
3582 | if (!peer_name) { | |
3583 | return; | |
0a740f48 EJ |
3584 | } |
3585 | ||
911b4a7e JP |
3586 | HMAP_FOR_EACH (ofproto, all_ofproto_dpifs_by_name_node, |
3587 | &all_ofproto_dpifs_by_name) { | |
6cbbf4fa EJ |
3588 | struct ofport *peer_ofport; |
3589 | struct ofport_dpif *peer; | |
161b6042 | 3590 | char *peer_peer; |
0a740f48 | 3591 | |
462abef2 EJ |
3592 | if (ofproto->backer != backer) { |
3593 | continue; | |
3594 | } | |
3595 | ||
6cbbf4fa EJ |
3596 | peer_ofport = shash_find_data(&ofproto->up.port_by_name, peer_name); |
3597 | if (!peer_ofport) { | |
3598 | continue; | |
3599 | } | |
3600 | ||
3601 | peer = ofport_dpif_cast(peer_ofport); | |
3602 | peer_peer = netdev_vport_patch_peer(peer->up.netdev); | |
3603 | if (peer_peer && !strcmp(netdev_get_name(ofport->up.netdev), | |
3604 | peer_peer)) { | |
3605 | ofport->peer = peer; | |
3606 | ofport->peer->peer = ofport; | |
0a740f48 | 3607 | } |
161b6042 | 3608 | free(peer_peer); |
6cbbf4fa | 3609 | |
161b6042 | 3610 | break; |
0a740f48 | 3611 | } |
161b6042 | 3612 | free(peer_name); |
0a740f48 EJ |
3613 | } |
3614 | ||
1273c573 BP |
3615 | static bool |
3616 | may_enable_port(struct ofport_dpif *ofport) | |
abe529af | 3617 | { |
1273c573 BP |
3618 | /* If CFM or BFD is enabled, then at least one of them must report that the |
3619 | * port is up. */ | |
3620 | if ((ofport->bfd || ofport->cfm) | |
3621 | && !(ofport->cfm | |
3622 | && !cfm_get_fault(ofport->cfm) | |
3623 | && cfm_get_opup(ofport->cfm) != 0) | |
3624 | && !(ofport->bfd | |
3625 | && bfd_forwarding(ofport->bfd))) { | |
3626 | return false; | |
2d344ba5 AW |
3627 | } |
3628 | ||
1273c573 BP |
3629 | /* If LACP is enabled, it must report that the link is enabled. */ |
3630 | if (ofport->bundle | |
3631 | && !lacp_slave_may_enable(ofport->bundle->lacp, ofport)) { | |
3632 | return false; | |
ccc09689 EJ |
3633 | } |
3634 | ||
1273c573 BP |
3635 | return true; |
3636 | } | |
3637 | ||
3638 | static void | |
3639 | port_run(struct ofport_dpif *ofport) | |
3640 | { | |
3641 | long long int carrier_seq = netdev_get_carrier_resets(ofport->up.netdev); | |
3642 | bool carrier_changed = carrier_seq != ofport->carrier_seq; | |
b3e8cd6b NK |
3643 | bool enable = netdev_get_carrier(ofport->up.netdev); |
3644 | ||
1273c573 BP |
3645 | ofport->carrier_seq = carrier_seq; |
3646 | if (carrier_changed && ofport->bundle) { | |
b3e8cd6b NK |
3647 | lacp_slave_carrier_changed(ofport->bundle->lacp, ofport, enable); |
3648 | } | |
3649 | ||
3650 | if (enable) { | |
3651 | enable = may_enable_port(ofport); | |
015e08bc EJ |
3652 | } |
3653 | ||
16361b11 | 3654 | if (ofport->up.may_enable != enable) { |
6d57dea9 | 3655 | ofproto_port_set_enable(&ofport->up, enable); |
daff3353 | 3656 | |
1273c573 | 3657 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofport->up.ofproto); |
f025bcb7 | 3658 | ofproto->backer->need_revalidate = REV_PORT_TOGGLED; |
9efd308e | 3659 | |
f025bcb7 | 3660 | if (ofport->rstp_port) { |
9efd308e DV |
3661 | rstp_port_set_mac_operational(ofport->rstp_port, enable); |
3662 | } | |
3663 | } | |
abe529af BP |
3664 | } |
3665 | ||
abe529af BP |
3666 | static int |
3667 | port_query_by_name(const struct ofproto *ofproto_, const char *devname, | |
3668 | struct ofproto_port *ofproto_port) | |
3669 | { | |
3670 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
3671 | struct dpif_port dpif_port; | |
3672 | int error; | |
3673 | ||
0a740f48 EJ |
3674 | if (sset_contains(&ofproto->ghost_ports, devname)) { |
3675 | const char *type = netdev_get_type_from_name(devname); | |
3676 | ||
3677 | /* We may be called before ofproto->up.port_by_name is populated with | |
3678 | * the appropriate ofport. For this reason, we must get the name and | |
3679 | * type from the netdev layer directly. */ | |
3680 | if (type) { | |
3681 | const struct ofport *ofport; | |
3682 | ||
3683 | ofport = shash_find_data(&ofproto->up.port_by_name, devname); | |
3684 | ofproto_port->ofp_port = ofport ? ofport->ofp_port : OFPP_NONE; | |
3685 | ofproto_port->name = xstrdup(devname); | |
3686 | ofproto_port->type = xstrdup(type); | |
3687 | return 0; | |
3688 | } | |
3689 | return ENODEV; | |
3690 | } | |
3691 | ||
acf60855 JP |
3692 | if (!sset_contains(&ofproto->ports, devname)) { |
3693 | return ENODEV; | |
3694 | } | |
3695 | error = dpif_port_query_by_name(ofproto->backer->dpif, | |
3696 | devname, &dpif_port); | |
abe529af | 3697 | if (!error) { |
e1b1d06a | 3698 | ofproto_port_from_dpif_port(ofproto, ofproto_port, &dpif_port); |
abe529af BP |
3699 | } |
3700 | return error; | |
3701 | } | |
3702 | ||
3703 | static int | |
e1b1d06a | 3704 | port_add(struct ofproto *ofproto_, struct netdev *netdev) |
abe529af BP |
3705 | { |
3706 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
b9ad7294 | 3707 | const char *devname = netdev_get_name(netdev); |
3aa30359 BP |
3708 | char namebuf[NETDEV_VPORT_NAME_BUFSIZE]; |
3709 | const char *dp_port_name; | |
abe529af | 3710 | |
0a740f48 EJ |
3711 | if (netdev_vport_is_patch(netdev)) { |
3712 | sset_add(&ofproto->ghost_ports, netdev_get_name(netdev)); | |
3713 | return 0; | |
3714 | } | |
3715 | ||
3aa30359 | 3716 | dp_port_name = netdev_vport_get_dpif_port(netdev, namebuf, sizeof namebuf); |
9da3207a FL |
3717 | if (!dpif_port_exists(ofproto->backer->dpif, dp_port_name)) { |
3718 | odp_port_t port_no = ODPP_NONE; | |
3719 | int error; | |
7d82ab2e | 3720 | |
9da3207a | 3721 | error = dpif_port_add(ofproto->backer->dpif, netdev, &port_no); |
b9ad7294 EJ |
3722 | if (error) { |
3723 | return error; | |
3724 | } | |
7d82ab2e | 3725 | if (netdev_get_tunnel_config(netdev)) { |
4e022ec0 AW |
3726 | simap_put(&ofproto->backer->tnl_backers, |
3727 | dp_port_name, odp_to_u32(port_no)); | |
7d82ab2e | 3728 | } |
acf60855 | 3729 | } |
b9ad7294 EJ |
3730 | |
3731 | if (netdev_get_tunnel_config(netdev)) { | |
3732 | sset_add(&ofproto->ghost_ports, devname); | |
b9ad7294 EJ |
3733 | } else { |
3734 | sset_add(&ofproto->ports, devname); | |
3735 | } | |
3736 | return 0; | |
3737 | } | |
3738 | ||
abe529af | 3739 | static int |
4e022ec0 | 3740 | port_del(struct ofproto *ofproto_, ofp_port_t ofp_port) |
abe529af BP |
3741 | { |
3742 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
e672ff9b | 3743 | struct ofport_dpif *ofport = ofp_port_to_ofport(ofproto, ofp_port); |
e1b1d06a | 3744 | int error = 0; |
abe529af | 3745 | |
b9ad7294 EJ |
3746 | if (!ofport) { |
3747 | return 0; | |
e1b1d06a | 3748 | } |
b9ad7294 EJ |
3749 | |
3750 | sset_find_and_delete(&ofproto->ghost_ports, | |
3751 | netdev_get_name(ofport->up.netdev)); | |
a614d823 | 3752 | ofproto->backer->need_revalidate = REV_RECONFIGURE; |
8911c674 | 3753 | if (!ofport->is_tunnel && !netdev_vport_is_patch(ofport->up.netdev)) { |
97459c2f | 3754 | error = dpif_port_del(ofproto->backer->dpif, ofport->odp_port, false); |
b9ad7294 | 3755 | if (!error) { |
abe529af BP |
3756 | /* The caller is going to close ofport->up.netdev. If this is a |
3757 | * bonded port, then the bond is using that netdev, so remove it | |
3758 | * from the bond. The client will need to reconfigure everything | |
3759 | * after deleting ports, so then the slave will get re-added. */ | |
3760 | bundle_remove(&ofport->up); | |
3761 | } | |
3762 | } | |
3763 | return error; | |
3764 | } | |
3765 | ||
91364d18 IM |
3766 | static int |
3767 | port_set_config(const struct ofport *ofport_, const struct smap *cfg) | |
3768 | { | |
3769 | struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
3770 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofport->up.ofproto); | |
3771 | ||
3772 | if (sset_contains(&ofproto->ghost_ports, | |
3773 | netdev_get_name(ofport->up.netdev))) { | |
3774 | return 0; | |
3775 | } | |
3776 | ||
3777 | return dpif_port_set_config(ofproto->backer->dpif, ofport->odp_port, cfg); | |
3778 | } | |
3779 | ||
6527c598 PS |
3780 | static int |
3781 | port_get_stats(const struct ofport *ofport_, struct netdev_stats *stats) | |
3782 | { | |
3783 | struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
3784 | int error; | |
3785 | ||
3786 | error = netdev_get_stats(ofport->up.netdev, stats); | |
3787 | ||
ee382d89 | 3788 | if (!error && ofport_->ofp_port == OFPP_LOCAL) { |
6527c598 PS |
3789 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofport->up.ofproto); |
3790 | ||
0da3c61b | 3791 | ovs_mutex_lock(&ofproto->stats_mutex); |
6527c598 PS |
3792 | /* ofproto->stats.tx_packets represents packets that we created |
3793 | * internally and sent to some port (e.g. packets sent with | |
91d6cd12 AW |
3794 | * ofproto_dpif_send_packet()). Account for them as if they had |
3795 | * come from OFPP_LOCAL and got forwarded. */ | |
6527c598 PS |
3796 | |
3797 | if (stats->rx_packets != UINT64_MAX) { | |
3798 | stats->rx_packets += ofproto->stats.tx_packets; | |
3799 | } | |
3800 | ||
3801 | if (stats->rx_bytes != UINT64_MAX) { | |
3802 | stats->rx_bytes += ofproto->stats.tx_bytes; | |
3803 | } | |
3804 | ||
3805 | /* ofproto->stats.rx_packets represents packets that were received on | |
3806 | * some port and we processed internally and dropped (e.g. STP). | |
4e090bc7 | 3807 | * Account for them as if they had been forwarded to OFPP_LOCAL. */ |
6527c598 PS |
3808 | |
3809 | if (stats->tx_packets != UINT64_MAX) { | |
3810 | stats->tx_packets += ofproto->stats.rx_packets; | |
3811 | } | |
3812 | ||
3813 | if (stats->tx_bytes != UINT64_MAX) { | |
3814 | stats->tx_bytes += ofproto->stats.rx_bytes; | |
3815 | } | |
0da3c61b | 3816 | ovs_mutex_unlock(&ofproto->stats_mutex); |
6527c598 PS |
3817 | } |
3818 | ||
3819 | return error; | |
3820 | } | |
3821 | ||
723b6ab2 IM |
3822 | static int |
3823 | vport_get_status(const struct ofport *ofport_, char **errp) | |
3824 | { | |
3825 | struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
3826 | char *peer_name; | |
3827 | ||
3828 | if (!netdev_vport_is_patch(ofport->up.netdev) || ofport->peer) { | |
3829 | return 0; | |
3830 | } | |
3831 | ||
3832 | peer_name = netdev_vport_patch_peer(ofport->up.netdev); | |
3833 | if (!peer_name) { | |
3834 | return 0; | |
3835 | } | |
3836 | *errp = xasprintf("No usable peer '%s' exists in '%s' datapath.", | |
3837 | peer_name, ofport->up.ofproto->type); | |
3838 | free(peer_name); | |
3839 | return EINVAL; | |
3840 | } | |
3841 | ||
50b9699f NM |
3842 | static int |
3843 | port_get_lacp_stats(const struct ofport *ofport_, struct lacp_slave_stats *stats) | |
3844 | { | |
3845 | struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
3846 | if (ofport->bundle && ofport->bundle->lacp) { | |
3847 | if (lacp_get_slave_stats(ofport->bundle->lacp, ofport, stats)) { | |
3848 | return 0; | |
3849 | } | |
3850 | } | |
3851 | return -1; | |
3852 | } | |
3853 | ||
abe529af | 3854 | struct port_dump_state { |
bfbcebc2 | 3855 | struct sset_position pos; |
0a740f48 | 3856 | bool ghost; |
da78d43d BP |
3857 | |
3858 | struct ofproto_port port; | |
3859 | bool has_port; | |
abe529af BP |
3860 | }; |
3861 | ||
3862 | static int | |
acf60855 | 3863 | port_dump_start(const struct ofproto *ofproto_ OVS_UNUSED, void **statep) |
abe529af | 3864 | { |
0a740f48 | 3865 | *statep = xzalloc(sizeof(struct port_dump_state)); |
abe529af BP |
3866 | return 0; |
3867 | } | |
3868 | ||
3869 | static int | |
b9ad7294 | 3870 | port_dump_next(const struct ofproto *ofproto_, void *state_, |
abe529af BP |
3871 | struct ofproto_port *port) |
3872 | { | |
e1b1d06a | 3873 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); |
abe529af | 3874 | struct port_dump_state *state = state_; |
0a740f48 | 3875 | const struct sset *sset; |
acf60855 | 3876 | struct sset_node *node; |
abe529af | 3877 | |
da78d43d BP |
3878 | if (state->has_port) { |
3879 | ofproto_port_destroy(&state->port); | |
3880 | state->has_port = false; | |
3881 | } | |
0a740f48 | 3882 | sset = state->ghost ? &ofproto->ghost_ports : &ofproto->ports; |
bfbcebc2 | 3883 | while ((node = sset_at_position(sset, &state->pos))) { |
acf60855 JP |
3884 | int error; |
3885 | ||
da78d43d BP |
3886 | error = port_query_by_name(ofproto_, node->name, &state->port); |
3887 | if (!error) { | |
3888 | *port = state->port; | |
3889 | state->has_port = true; | |
3890 | return 0; | |
3891 | } else if (error != ENODEV) { | |
acf60855 JP |
3892 | return error; |
3893 | } | |
abe529af | 3894 | } |
acf60855 | 3895 | |
0a740f48 EJ |
3896 | if (!state->ghost) { |
3897 | state->ghost = true; | |
bfbcebc2 | 3898 | memset(&state->pos, 0, sizeof state->pos); |
0a740f48 EJ |
3899 | return port_dump_next(ofproto_, state_, port); |
3900 | } | |
3901 | ||
acf60855 | 3902 | return EOF; |
abe529af BP |
3903 | } |
3904 | ||
3905 | static int | |
3906 | port_dump_done(const struct ofproto *ofproto_ OVS_UNUSED, void *state_) | |
3907 | { | |
3908 | struct port_dump_state *state = state_; | |
3909 | ||
da78d43d BP |
3910 | if (state->has_port) { |
3911 | ofproto_port_destroy(&state->port); | |
3912 | } | |
abe529af BP |
3913 | free(state); |
3914 | return 0; | |
3915 | } | |
3916 | ||
3917 | static int | |
3918 | port_poll(const struct ofproto *ofproto_, char **devnamep) | |
3919 | { | |
3920 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
acf60855 JP |
3921 | |
3922 | if (ofproto->port_poll_errno) { | |
3923 | int error = ofproto->port_poll_errno; | |
3924 | ofproto->port_poll_errno = 0; | |
3925 | return error; | |
3926 | } | |
3927 | ||
3928 | if (sset_is_empty(&ofproto->port_poll_set)) { | |
3929 | return EAGAIN; | |
3930 | } | |
3931 | ||
3932 | *devnamep = sset_pop(&ofproto->port_poll_set); | |
3933 | return 0; | |
abe529af BP |
3934 | } |
3935 | ||
3936 | static void | |
3937 | port_poll_wait(const struct ofproto *ofproto_) | |
3938 | { | |
3939 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
acf60855 | 3940 | dpif_port_poll_wait(ofproto->backer->dpif); |
abe529af BP |
3941 | } |
3942 | ||
3943 | static int | |
3944 | port_is_lacp_current(const struct ofport *ofport_) | |
3945 | { | |
3946 | const struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
3947 | return (ofport->bundle && ofport->bundle->lacp | |
3948 | ? lacp_slave_is_current(ofport->bundle->lacp, ofport) | |
3949 | : -1); | |
3950 | } | |
3951 | \f | |
e79a6c83 EJ |
3952 | /* If 'rule' is an OpenFlow rule, that has expired according to OpenFlow rules, |
3953 | * then delete it entirely. */ | |
3954 | static void | |
f5857865 | 3955 | rule_expire(struct rule_dpif *rule, long long now) |
e79a6c83 | 3956 | OVS_REQUIRES(ofproto_mutex) |
9d6ac44e | 3957 | { |
dc437090 | 3958 | uint16_t hard_timeout, idle_timeout; |
dc437090 | 3959 | int reason = -1; |
9d6ac44e | 3960 | |
e79a6c83 EJ |
3961 | hard_timeout = rule->up.hard_timeout; |
3962 | idle_timeout = rule->up.idle_timeout; | |
dc437090 JR |
3963 | |
3964 | /* Has 'rule' expired? */ | |
3965 | if (hard_timeout) { | |
3966 | long long int modified; | |
3967 | ||
3968 | ovs_mutex_lock(&rule->up.mutex); | |
3969 | modified = rule->up.modified; | |
3970 | ovs_mutex_unlock(&rule->up.mutex); | |
3971 | ||
3972 | if (now > modified + hard_timeout * 1000) { | |
3973 | reason = OFPRR_HARD_TIMEOUT; | |
3974 | } | |
3975 | } | |
3976 | ||
3977 | if (reason < 0 && idle_timeout) { | |
3978 | long long int used; | |
3979 | ||
3980 | ovs_mutex_lock(&rule->stats_mutex); | |
1a4ec18d | 3981 | used = rule->stats.used; |
dc437090 JR |
3982 | ovs_mutex_unlock(&rule->stats_mutex); |
3983 | ||
3984 | if (now > used + idle_timeout * 1000) { | |
3985 | reason = OFPRR_IDLE_TIMEOUT; | |
3986 | } | |
f9c37233 | 3987 | } |
501f8d1f | 3988 | |
e79a6c83 EJ |
3989 | if (reason >= 0) { |
3990 | COVERAGE_INC(ofproto_dpif_expired); | |
3991 | ofproto_rule_expire(&rule->up, reason); | |
a41d7bf2 | 3992 | } |
e79a6c83 | 3993 | } |
a41d7bf2 | 3994 | |
1df7f7aa NS |
3995 | static void |
3996 | ofproto_dpif_set_packet_odp_port(const struct ofproto_dpif *ofproto, | |
3997 | ofp_port_t in_port, struct dp_packet *packet) | |
3998 | { | |
3999 | if (in_port == OFPP_NONE) { | |
4000 | in_port = OFPP_LOCAL; | |
4001 | } | |
4002 | packet->md.in_port.odp_port = ofp_port_to_odp_port(ofproto, in_port); | |
4003 | } | |
4004 | ||
e79a6c83 | 4005 | int |
cdd42eda | 4006 | ofproto_dpif_execute_actions__(struct ofproto_dpif *ofproto, |
1f4a8933 | 4007 | ovs_version_t version, const struct flow *flow, |
cdd42eda JG |
4008 | struct rule_dpif *rule, |
4009 | const struct ofpact *ofpacts, size_t ofpacts_len, | |
2d9b49dd | 4010 | int depth, int resubmits, |
cdd42eda | 4011 | struct dp_packet *packet) |
e79a6c83 | 4012 | { |
e79a6c83 EJ |
4013 | struct dpif_flow_stats stats; |
4014 | struct xlate_out xout; | |
4015 | struct xlate_in xin; | |
758c456d | 4016 | struct dpif_execute execute; |
e79a6c83 | 4017 | int error; |
f9c37233 | 4018 | |
e79a6c83 | 4019 | ovs_assert((rule != NULL) != (ofpacts != NULL)); |
501f8d1f | 4020 | |
e79a6c83 | 4021 | dpif_flow_stats_extract(flow, packet, time_msec(), &stats); |
adcf00ba | 4022 | |
e79a6c83 EJ |
4023 | if (rule) { |
4024 | rule_dpif_credit_stats(rule, &stats); | |
4025 | } | |
c84451a6 | 4026 | |
1520ef4f BP |
4027 | uint64_t odp_actions_stub[1024 / 8]; |
4028 | struct ofpbuf odp_actions = OFPBUF_STUB_INITIALIZER(odp_actions_stub); | |
1f4a8933 | 4029 | xlate_in_init(&xin, ofproto, version, flow, flow->in_port.ofp_port, rule, |
1520ef4f | 4030 | stats.tcp_flags, packet, NULL, &odp_actions); |
e79a6c83 EJ |
4031 | xin.ofpacts = ofpacts; |
4032 | xin.ofpacts_len = ofpacts_len; | |
4033 | xin.resubmit_stats = &stats; | |
790c5d26 | 4034 | xin.depth = depth; |
cdd42eda | 4035 | xin.resubmits = resubmits; |
fff1b9c0 JR |
4036 | if (xlate_actions(&xin, &xout) != XLATE_OK) { |
4037 | error = EINVAL; | |
4038 | goto out; | |
4039 | } | |
d445cc16 | 4040 | |
1520ef4f BP |
4041 | execute.actions = odp_actions.data; |
4042 | execute.actions_len = odp_actions.size; | |
a36de779 | 4043 | |
cf62fa4c | 4044 | pkt_metadata_from_flow(&packet->md, flow); |
08edf837 | 4045 | execute.packet = packet; |
1cceb31b | 4046 | execute.flow = flow; |
08edf837 | 4047 | execute.needs_help = (xout.slow & SLOW_ACTION) != 0; |
43f9ac0a | 4048 | execute.probe = false; |
27130224 | 4049 | execute.mtu = 0; |
08edf837 BP |
4050 | |
4051 | /* Fix up in_port. */ | |
1df7f7aa | 4052 | ofproto_dpif_set_packet_odp_port(ofproto, flow->in_port.ofp_port, packet); |
758c456d JR |
4053 | |
4054 | error = dpif_execute(ofproto->backer->dpif, &execute); | |
fff1b9c0 | 4055 | out: |
e79a6c83 | 4056 | xlate_out_uninit(&xout); |
1520ef4f | 4057 | ofpbuf_uninit(&odp_actions); |
9d6ac44e | 4058 | |
e79a6c83 | 4059 | return error; |
9d6ac44e BP |
4060 | } |
4061 | ||
cdd42eda JG |
4062 | /* Executes, within 'ofproto', the actions in 'rule' or 'ofpacts' on 'packet'. |
4063 | * 'flow' must reflect the data in 'packet'. */ | |
4064 | int | |
4065 | ofproto_dpif_execute_actions(struct ofproto_dpif *ofproto, | |
1f4a8933 | 4066 | ovs_version_t version, const struct flow *flow, |
cdd42eda JG |
4067 | struct rule_dpif *rule, |
4068 | const struct ofpact *ofpacts, size_t ofpacts_len, | |
4069 | struct dp_packet *packet) | |
4070 | { | |
1f4a8933 | 4071 | return ofproto_dpif_execute_actions__(ofproto, version, flow, rule, |
2d9b49dd | 4072 | ofpacts, ofpacts_len, 0, 0, packet); |
cdd42eda JG |
4073 | } |
4074 | ||
748eb2f5 JR |
4075 | static void |
4076 | rule_dpif_credit_stats__(struct rule_dpif *rule, | |
4077 | const struct dpif_flow_stats *stats, | |
4078 | bool credit_counts) | |
4079 | OVS_REQUIRES(rule->stats_mutex) | |
4080 | { | |
4081 | if (credit_counts) { | |
4082 | rule->stats.n_packets += stats->n_packets; | |
4083 | rule->stats.n_bytes += stats->n_bytes; | |
4084 | } | |
4085 | rule->stats.used = MAX(rule->stats.used, stats->used); | |
4086 | } | |
4087 | ||
e79a6c83 EJ |
4088 | void |
4089 | rule_dpif_credit_stats(struct rule_dpif *rule, | |
4090 | const struct dpif_flow_stats *stats) | |
8f73d537 | 4091 | { |
e79a6c83 | 4092 | ovs_mutex_lock(&rule->stats_mutex); |
39c94593 | 4093 | if (OVS_UNLIKELY(rule->new_rule)) { |
748eb2f5 JR |
4094 | ovs_mutex_lock(&rule->new_rule->stats_mutex); |
4095 | rule_dpif_credit_stats__(rule->new_rule, stats, rule->forward_counts); | |
4096 | ovs_mutex_unlock(&rule->new_rule->stats_mutex); | |
39c94593 | 4097 | } else { |
748eb2f5 | 4098 | rule_dpif_credit_stats__(rule, stats, true); |
39c94593 | 4099 | } |
e79a6c83 | 4100 | ovs_mutex_unlock(&rule->stats_mutex); |
8f73d537 EJ |
4101 | } |
4102 | ||
888ac0d7 SH |
4103 | /* Sets 'rule''s recirculation id. */ |
4104 | static void | |
4105 | rule_dpif_set_recirc_id(struct rule_dpif *rule, uint32_t id) | |
4106 | OVS_REQUIRES(rule->up.mutex) | |
4107 | { | |
e672ff9b JR |
4108 | ovs_assert(!rule->recirc_id || rule->recirc_id == id); |
4109 | if (rule->recirc_id == id) { | |
4110 | /* Release the new reference to the same id. */ | |
4111 | recirc_free_id(id); | |
4112 | } else { | |
4113 | rule->recirc_id = id; | |
888ac0d7 | 4114 | } |
888ac0d7 SH |
4115 | } |
4116 | ||
4117 | /* Sets 'rule''s recirculation id. */ | |
4118 | void | |
4119 | rule_set_recirc_id(struct rule *rule_, uint32_t id) | |
4120 | { | |
4121 | struct rule_dpif *rule = rule_dpif_cast(rule_); | |
4122 | ||
4123 | ovs_mutex_lock(&rule->up.mutex); | |
4124 | rule_dpif_set_recirc_id(rule, id); | |
4125 | ovs_mutex_unlock(&rule->up.mutex); | |
4126 | } | |
4127 | ||
44e0c35d | 4128 | ovs_version_t |
1f4a8933 | 4129 | ofproto_dpif_get_tables_version(struct ofproto_dpif *ofproto) |
621b8064 | 4130 | { |
44e0c35d | 4131 | ovs_version_t version; |
621b8064 | 4132 | |
f9cf9e57 JR |
4133 | /* Use memory_order_acquire to signify that any following memory accesses |
4134 | * can not be reordered to happen before this atomic read. This makes sure | |
4135 | * all following reads relate to this or a newer version, but never to an | |
4136 | * older version. */ | |
4137 | atomic_read_explicit(&ofproto->tables_version, &version, | |
4138 | memory_order_acquire); | |
621b8064 JR |
4139 | return version; |
4140 | } | |
4141 | ||
34dd0d78 | 4142 | /* The returned rule (if any) is valid at least until the next RCU quiescent |
1e1e1d19 BP |
4143 | * period. If the rule needs to stay around longer, the caller should take |
4144 | * a reference. | |
2e0bded4 BP |
4145 | * |
4146 | * 'flow' is non-const to allow for temporary modifications during the lookup. | |
4147 | * Any changes are restored before returning. */ | |
6d328fa2 | 4148 | static struct rule_dpif * |
44e0c35d | 4149 | rule_dpif_lookup_in_table(struct ofproto_dpif *ofproto, ovs_version_t version, |
621b8064 | 4150 | uint8_t table_id, struct flow *flow, |
1e1e1d19 | 4151 | struct flow_wildcards *wc) |
abe529af | 4152 | { |
6d328fa2 | 4153 | struct classifier *cls = &ofproto->up.tables[table_id].cls; |
1e1e1d19 BP |
4154 | return rule_dpif_cast(rule_from_cls_rule(classifier_lookup(cls, version, |
4155 | flow, wc))); | |
6d328fa2 SH |
4156 | } |
4157 | ||
a027899e JR |
4158 | void |
4159 | ofproto_dpif_credit_table_stats(struct ofproto_dpif *ofproto, uint8_t table_id, | |
4160 | uint64_t n_matches, uint64_t n_misses) | |
4161 | { | |
4162 | struct oftable *tbl = &ofproto->up.tables[table_id]; | |
4163 | unsigned long orig; | |
4164 | ||
4165 | if (n_matches) { | |
4166 | atomic_add_relaxed(&tbl->n_matched, n_matches, &orig); | |
4167 | } | |
4168 | if (n_misses) { | |
4169 | atomic_add_relaxed(&tbl->n_missed, n_misses, &orig); | |
4170 | } | |
4171 | } | |
4172 | ||
39c94593 JR |
4173 | /* Look up 'flow' in 'ofproto''s classifier version 'version', starting from |
4174 | * table '*table_id'. Returns the rule that was found, which may be one of the | |
4175 | * special rules according to packet miss hadling. If 'may_packet_in' is | |
4176 | * false, returning of the miss_rule (which issues packet ins for the | |
4177 | * controller) is avoided. Updates 'wc', if nonnull, to reflect the fields | |
4178 | * that were used during the lookup. | |
6d328fa2 SH |
4179 | * |
4180 | * If 'honor_table_miss' is true, the first lookup occurs in '*table_id', but | |
4181 | * if none is found then the table miss configuration for that table is | |
4182 | * honored, which can result in additional lookups in other OpenFlow tables. | |
4183 | * In this case the function updates '*table_id' to reflect the final OpenFlow | |
4184 | * table that was searched. | |
4185 | * | |
4186 | * If 'honor_table_miss' is false, then only one table lookup occurs, in | |
4187 | * '*table_id'. | |
4188 | * | |
1a7c0cd7 | 4189 | * The rule is returned in '*rule', which is valid at least until the next |
1e1e1d19 BP |
4190 | * RCU quiescent period. If the '*rule' needs to stay around longer, the |
4191 | * caller must take a reference. | |
34dd0d78 JR |
4192 | * |
4193 | * 'in_port' allows the lookup to take place as if the in port had the value | |
2e0bded4 BP |
4194 | * 'in_port'. This is needed for resubmit action support. |
4195 | * | |
4196 | * 'flow' is non-const to allow for temporary modifications during the lookup. | |
4197 | * Any changes are restored before returning. */ | |
34dd0d78 | 4198 | struct rule_dpif * |
18721c4a | 4199 | rule_dpif_lookup_from_table(struct ofproto_dpif *ofproto, |
44e0c35d | 4200 | ovs_version_t version, struct flow *flow, |
1e1e1d19 | 4201 | struct flow_wildcards *wc, |
18721c4a | 4202 | const struct dpif_flow_stats *stats, |
34dd0d78 | 4203 | uint8_t *table_id, ofp_port_t in_port, |
a027899e JR |
4204 | bool may_packet_in, bool honor_table_miss, |
4205 | struct xlate_cache *xcache) | |
6d328fa2 | 4206 | { |
d8227eba | 4207 | ovs_be16 old_tp_src = flow->tp_src, old_tp_dst = flow->tp_dst; |
34dd0d78 JR |
4208 | ofp_port_t old_in_port = flow->in_port.ofp_port; |
4209 | enum ofputil_table_miss miss_config; | |
4210 | struct rule_dpif *rule; | |
6d328fa2 SH |
4211 | uint8_t next_id; |
4212 | ||
d8227eba JR |
4213 | /* We always unwildcard nw_frag (for IP), so they |
4214 | * need not be unwildcarded here. */ | |
4215 | if (flow->nw_frag & FLOW_NW_FRAG_ANY | |
ad99e2ed BP |
4216 | && ofproto->up.frag_handling != OFPUTIL_FRAG_NX_MATCH) { |
4217 | if (ofproto->up.frag_handling == OFPUTIL_FRAG_NORMAL) { | |
d8227eba JR |
4218 | /* We must pretend that transport ports are unavailable. */ |
4219 | flow->tp_src = htons(0); | |
4220 | flow->tp_dst = htons(0); | |
4221 | } else { | |
ad99e2ed | 4222 | /* Must be OFPUTIL_FRAG_DROP (we don't have OFPUTIL_FRAG_REASM). |
d8227eba | 4223 | * Use the drop_frags_rule (which cannot disappear). */ |
34dd0d78 | 4224 | rule = ofproto->drop_frags_rule; |
d8227eba JR |
4225 | if (stats) { |
4226 | struct oftable *tbl = &ofproto->up.tables[*table_id]; | |
4227 | unsigned long orig; | |
4228 | ||
4229 | atomic_add_relaxed(&tbl->n_matched, stats->n_packets, &orig); | |
4230 | } | |
a027899e JR |
4231 | if (xcache) { |
4232 | struct xc_entry *entry; | |
4233 | ||
4234 | entry = xlate_cache_add_entry(xcache, XC_TABLE); | |
4235 | entry->table.ofproto = ofproto; | |
4236 | entry->table.id = *table_id; | |
4237 | entry->table.match = true; | |
4238 | } | |
34dd0d78 | 4239 | return rule; |
d8227eba JR |
4240 | } |
4241 | } | |
4242 | ||
34dd0d78 JR |
4243 | /* Look up a flow with 'in_port' as the input port. Then restore the |
4244 | * original input port (otherwise OFPP_NORMAL and OFPP_IN_PORT will | |
4245 | * have surprising behavior). */ | |
4246 | flow->in_port.ofp_port = in_port; | |
4247 | ||
4248 | /* Our current implementation depends on n_tables == N_TABLES, and | |
4249 | * TBL_INTERNAL being the last table. */ | |
4250 | BUILD_ASSERT_DECL(N_TABLES == TBL_INTERNAL + 1); | |
4251 | ||
4252 | miss_config = OFPUTIL_TABLE_MISS_CONTINUE; | |
d8227eba | 4253 | |
6d328fa2 SH |
4254 | for (next_id = *table_id; |
4255 | next_id < ofproto->up.n_tables; | |
4256 | next_id++, next_id += (next_id == TBL_INTERNAL)) | |
4257 | { | |
4258 | *table_id = next_id; | |
1e1e1d19 | 4259 | rule = rule_dpif_lookup_in_table(ofproto, version, next_id, flow, wc); |
d611866c SH |
4260 | if (stats) { |
4261 | struct oftable *tbl = &ofproto->up.tables[next_id]; | |
d611866c | 4262 | unsigned long orig; |
afcea9ea | 4263 | |
34dd0d78 | 4264 | atomic_add_relaxed(rule ? &tbl->n_matched : &tbl->n_missed, |
afcea9ea | 4265 | stats->n_packets, &orig); |
d611866c | 4266 | } |
a027899e JR |
4267 | if (xcache) { |
4268 | struct xc_entry *entry; | |
4269 | ||
4270 | entry = xlate_cache_add_entry(xcache, XC_TABLE); | |
4271 | entry->table.ofproto = ofproto; | |
4272 | entry->table.id = next_id; | |
4273 | entry->table.match = (rule != NULL); | |
4274 | } | |
34dd0d78 JR |
4275 | if (rule) { |
4276 | goto out; /* Match. */ | |
4277 | } | |
4278 | if (honor_table_miss) { | |
4279 | miss_config = ofproto_table_get_miss_config(&ofproto->up, | |
4280 | *table_id); | |
4281 | if (miss_config == OFPUTIL_TABLE_MISS_CONTINUE) { | |
4282 | continue; | |
4283 | } | |
4284 | } | |
4285 | break; | |
4286 | } | |
4287 | /* Miss. */ | |
4288 | rule = ofproto->no_packet_in_rule; | |
4289 | if (may_packet_in) { | |
4290 | if (miss_config == OFPUTIL_TABLE_MISS_CONTINUE | |
4291 | || miss_config == OFPUTIL_TABLE_MISS_CONTROLLER) { | |
4292 | struct ofport_dpif *port; | |
4293 | ||
e672ff9b | 4294 | port = ofp_port_to_ofport(ofproto, old_in_port); |
34dd0d78 | 4295 | if (!port) { |
94783c7c | 4296 | VLOG_WARN_RL(&rl, "packet-in on unknown OpenFlow port %"PRIu32, |
34dd0d78 JR |
4297 | old_in_port); |
4298 | } else if (!(port->up.pp.config & OFPUTIL_PC_NO_PACKET_IN)) { | |
4299 | rule = ofproto->miss_rule; | |
6d328fa2 | 4300 | } |
34dd0d78 JR |
4301 | } else if (miss_config == OFPUTIL_TABLE_MISS_DEFAULT && |
4302 | connmgr_wants_packet_in_on_miss(ofproto->up.connmgr)) { | |
4303 | rule = ofproto->miss_rule; | |
6d328fa2 SH |
4304 | } |
4305 | } | |
d8227eba JR |
4306 | out: |
4307 | /* Restore port numbers, as they may have been modified above. */ | |
4308 | flow->tp_src = old_tp_src; | |
4309 | flow->tp_dst = old_tp_dst; | |
34dd0d78 JR |
4310 | /* Restore the old in port. */ |
4311 | flow->in_port.ofp_port = old_in_port; | |
6d328fa2 | 4312 | |
34dd0d78 | 4313 | return rule; |
a2143702 BP |
4314 | } |
4315 | ||
70742c7f EJ |
4316 | static struct rule_dpif *rule_dpif_cast(const struct rule *rule) |
4317 | { | |
4318 | return rule ? CONTAINER_OF(rule, struct rule_dpif, up) : NULL; | |
4319 | } | |
4320 | ||
abe529af BP |
4321 | static struct rule * |
4322 | rule_alloc(void) | |
4323 | { | |
3da29e32 | 4324 | struct rule_dpif *rule = xzalloc(sizeof *rule); |
abe529af BP |
4325 | return &rule->up; |
4326 | } | |
4327 | ||
4328 | static void | |
4329 | rule_dealloc(struct rule *rule_) | |
4330 | { | |
4331 | struct rule_dpif *rule = rule_dpif_cast(rule_); | |
4332 | free(rule); | |
4333 | } | |
4334 | ||
07659514 | 4335 | static enum ofperr |
1b43cf9e | 4336 | check_mask(struct ofproto_dpif *ofproto, const struct miniflow *flow) |
07659514 | 4337 | { |
95619d8c | 4338 | const struct odp_support *support; |
07659514 | 4339 | uint16_t ct_state, ct_zone; |
efba5ae4 | 4340 | ovs_u128 ct_label; |
8e53fe8c | 4341 | uint32_t ct_mark; |
07659514 | 4342 | |
88186383 | 4343 | support = &ofproto->backer->rt_support.odp; |
2a28ccc8 | 4344 | ct_state = MINIFLOW_GET_U8(flow, ct_state); |
d73ccab1 | 4345 | |
19be6c52 BP |
4346 | if (ct_state & CS_UNSUPPORTED_MASK) { |
4347 | return OFPERR_OFPBMC_BAD_MASK; | |
4348 | } | |
4349 | ||
d73ccab1 JR |
4350 | /* Do not bother dissecting the flow further if the datapath supports all |
4351 | * the features we know of. */ | |
11968381 | 4352 | if (support->ct_state && support->ct_zone && support->ct_mark |
d73ccab1 | 4353 | && support->ct_label && support->ct_state_nat |
7b5bbe5d | 4354 | && support->ct_orig_tuple && support->ct_orig_tuple6) { |
19be6c52 | 4355 | return 0; |
11968381 JS |
4356 | } |
4357 | ||
1b43cf9e JS |
4358 | ct_zone = MINIFLOW_GET_U16(flow, ct_zone); |
4359 | ct_mark = MINIFLOW_GET_U32(flow, ct_mark); | |
4360 | ct_label = MINIFLOW_GET_U128(flow, ct_label); | |
07659514 | 4361 | |
95619d8c | 4362 | if ((ct_state && !support->ct_state) |
7b27258c | 4363 | || ((ct_state & (CS_SRC_NAT | CS_DST_NAT)) && !support->ct_state_nat) |
95619d8c JS |
4364 | || (ct_zone && !support->ct_zone) |
4365 | || (ct_mark && !support->ct_mark) | |
2ff8484b | 4366 | || (!ovs_u128_is_zero(ct_label) && !support->ct_label)) { |
19be6c52 | 4367 | return OFPERR_NXBMC_CT_DATAPATH_SUPPORT; |
07659514 | 4368 | } |
95619d8c | 4369 | |
7b5bbe5d JS |
4370 | if (!support->ct_orig_tuple && !support->ct_orig_tuple6 |
4371 | && (MINIFLOW_GET_U8(flow, ct_nw_proto) | |
4372 | || MINIFLOW_GET_U16(flow, ct_tp_src) | |
4373 | || MINIFLOW_GET_U16(flow, ct_tp_dst))) { | |
19be6c52 | 4374 | return OFPERR_NXBMC_CT_DATAPATH_SUPPORT; |
7b5bbe5d JS |
4375 | } |
4376 | ||
4377 | if (!support->ct_orig_tuple | |
4378 | && (MINIFLOW_GET_U32(flow, ct_nw_src) | |
4379 | || MINIFLOW_GET_U32(flow, ct_nw_dst))) { | |
19be6c52 | 4380 | return OFPERR_NXBMC_CT_DATAPATH_SUPPORT; |
7b5bbe5d JS |
4381 | } |
4382 | ||
4383 | if (!support->ct_orig_tuple6 | |
4384 | && (!ovs_u128_is_zero(MINIFLOW_GET_U128(flow, ct_ipv6_src)) | |
4385 | || !ovs_u128_is_zero(MINIFLOW_GET_U128(flow, ct_ipv6_dst)))) { | |
19be6c52 | 4386 | return OFPERR_NXBMC_CT_DATAPATH_SUPPORT; |
d73ccab1 JR |
4387 | } |
4388 | ||
07659514 JS |
4389 | return 0; |
4390 | } | |
4391 | ||
caa5c156 | 4392 | static void |
76c62d19 | 4393 | report_unsupported_act(const char *action, const char *detail) |
caa5c156 | 4394 | { |
7ed58d4a JP |
4395 | static struct vlog_rate_limit rll = VLOG_RATE_LIMIT_INIT(1, 5); |
4396 | VLOG_WARN_RL(&rll, "Rejecting %s action because datapath does not support" | |
76c62d19 JR |
4397 | "%s%s (your kernel module may be out of date)", |
4398 | action, detail ? " " : "", detail ? detail : ""); | |
caa5c156 BP |
4399 | } |
4400 | ||
1b43cf9e JS |
4401 | static enum ofperr |
4402 | check_actions(const struct ofproto_dpif *ofproto, | |
4403 | const struct rule_actions *const actions) | |
4404 | { | |
4405 | const struct ofpact *ofpact; | |
88186383 | 4406 | const struct odp_support *support = &ofproto->backer->rt_support.odp; |
1b43cf9e JS |
4407 | |
4408 | OFPACT_FOR_EACH (ofpact, actions->ofpacts, actions->ofpacts_len) { | |
76c62d19 JR |
4409 | if (ofpact->type == OFPACT_CT) { |
4410 | const struct ofpact_conntrack *ct; | |
4411 | const struct ofpact *a; | |
1b43cf9e | 4412 | |
76c62d19 | 4413 | ct = CONTAINER_OF(ofpact, struct ofpact_conntrack, ofpact); |
1b43cf9e | 4414 | |
76c62d19 JR |
4415 | if (!support->ct_state) { |
4416 | report_unsupported_act("ct", "ct action"); | |
19be6c52 | 4417 | return OFPERR_NXBAC_CT_DATAPATH_SUPPORT; |
76c62d19 JR |
4418 | } |
4419 | if ((ct->zone_imm || ct->zone_src.field) && !support->ct_zone) { | |
4420 | report_unsupported_act("ct", "ct zones"); | |
19be6c52 | 4421 | return OFPERR_NXBAC_CT_DATAPATH_SUPPORT; |
76c62d19 JR |
4422 | } |
4423 | /* So far the force commit feature is implemented together with the | |
4424 | * original direction tuple feature by all datapaths, so we use the | |
4425 | * support flag for the 'ct_orig_tuple' to indicate support for the | |
4426 | * force commit feature as well. */ | |
4427 | if ((ct->flags & NX_CT_F_FORCE) && !support->ct_orig_tuple) { | |
4428 | report_unsupported_act("ct", "force commit"); | |
19be6c52 | 4429 | return OFPERR_NXBAC_CT_DATAPATH_SUPPORT; |
76c62d19 | 4430 | } |
1b43cf9e | 4431 | |
76c62d19 JR |
4432 | OFPACT_FOR_EACH(a, ct->actions, ofpact_ct_get_action_len(ct)) { |
4433 | const struct mf_field *dst = ofpact_get_mf_dst(a); | |
1b43cf9e | 4434 | |
76c62d19 JR |
4435 | if (a->type == OFPACT_NAT && !support->ct_state_nat) { |
4436 | /* The backer doesn't seem to support the NAT bits in | |
4437 | * 'ct_state': assume that it doesn't support the NAT | |
4438 | * action. */ | |
4439 | report_unsupported_act("ct", "nat"); | |
19be6c52 | 4440 | return OFPERR_NXBAC_CT_DATAPATH_SUPPORT; |
76c62d19 JR |
4441 | } |
4442 | if (dst && ((dst->id == MFF_CT_MARK && !support->ct_mark) || | |
4443 | (dst->id == MFF_CT_LABEL && !support->ct_label))) { | |
4444 | report_unsupported_act("ct", "setting mark and/or label"); | |
19be6c52 | 4445 | return OFPERR_NXBAC_CT_DATAPATH_SUPPORT; |
76c62d19 JR |
4446 | } |
4447 | } | |
4448 | } else if (ofpact->type == OFPACT_RESUBMIT) { | |
4449 | struct ofpact_resubmit *resubmit = ofpact_get_RESUBMIT(ofpact); | |
1b43cf9e | 4450 | |
76c62d19 JR |
4451 | if (resubmit->with_ct_orig && !support->ct_orig_tuple) { |
4452 | report_unsupported_act("resubmit", | |
4453 | "ct original direction tuple"); | |
19be6c52 | 4454 | return OFPERR_NXBAC_CT_DATAPATH_SUPPORT; |
7b27258c | 4455 | } |
1b43cf9e JS |
4456 | } |
4457 | } | |
4458 | ||
4459 | return 0; | |
4460 | } | |
4461 | ||
4462 | static enum ofperr | |
4463 | rule_check(struct rule *rule) | |
4464 | { | |
4465 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(rule->ofproto); | |
4466 | enum ofperr err; | |
4467 | ||
4468 | err = check_mask(ofproto, &rule->cr.match.mask->masks); | |
4469 | if (err) { | |
4470 | return err; | |
4471 | } | |
4472 | return check_actions(ofproto, rule->actions); | |
4473 | } | |
4474 | ||
90bf1e07 | 4475 | static enum ofperr |
abe529af | 4476 | rule_construct(struct rule *rule_) |
dc437090 | 4477 | OVS_NO_THREAD_SAFETY_ANALYSIS |
abe529af BP |
4478 | { |
4479 | struct rule_dpif *rule = rule_dpif_cast(rule_); | |
07659514 JS |
4480 | int error; |
4481 | ||
4482 | error = rule_check(rule_); | |
4483 | if (error) { | |
4484 | return error; | |
4485 | } | |
4486 | ||
97ba2d36 | 4487 | ovs_mutex_init_adaptive(&rule->stats_mutex); |
1a4ec18d JS |
4488 | rule->stats.n_packets = 0; |
4489 | rule->stats.n_bytes = 0; | |
4490 | rule->stats.used = rule->up.modified; | |
888ac0d7 | 4491 | rule->recirc_id = 0; |
39c94593 | 4492 | rule->new_rule = NULL; |
748eb2f5 | 4493 | rule->forward_counts = false; |
888ac0d7 | 4494 | |
abe529af BP |
4495 | return 0; |
4496 | } | |
4497 | ||
146ee626 | 4498 | static enum ofperr |
748eb2f5 | 4499 | rule_insert(struct rule *rule_, struct rule *old_rule_, bool forward_counts) |
15aaf599 | 4500 | OVS_REQUIRES(ofproto_mutex) |
abe529af | 4501 | { |
9fbe253e | 4502 | struct rule_dpif *rule = rule_dpif_cast(rule_); |
39c94593 | 4503 | |
748eb2f5 | 4504 | if (old_rule_) { |
39c94593 JR |
4505 | struct rule_dpif *old_rule = rule_dpif_cast(old_rule_); |
4506 | ||
4507 | ovs_assert(!old_rule->new_rule); | |
4508 | ||
4509 | /* Take a reference to the new rule, and refer all stats updates from | |
4510 | * the old rule to the new rule. */ | |
07a3cd5c | 4511 | ofproto_rule_ref(&rule->up); |
39c94593 JR |
4512 | |
4513 | ovs_mutex_lock(&old_rule->stats_mutex); | |
4514 | ovs_mutex_lock(&rule->stats_mutex); | |
4515 | old_rule->new_rule = rule; /* Forward future stats. */ | |
748eb2f5 JR |
4516 | old_rule->forward_counts = forward_counts; |
4517 | ||
4518 | if (forward_counts) { | |
4519 | rule->stats = old_rule->stats; /* Transfer stats to the new | |
4520 | * rule. */ | |
4521 | } else { | |
4522 | /* Used timestamp must be forwarded whenever a rule is modified. */ | |
4523 | rule->stats.used = old_rule->stats.used; | |
4524 | } | |
39c94593 JR |
4525 | ovs_mutex_unlock(&rule->stats_mutex); |
4526 | ovs_mutex_unlock(&old_rule->stats_mutex); | |
4527 | } | |
146ee626 AP |
4528 | |
4529 | return 0; | |
8037acb4 BP |
4530 | } |
4531 | ||
4532 | static void | |
4533 | rule_destruct(struct rule *rule_) | |
39c94593 | 4534 | OVS_NO_THREAD_SAFETY_ANALYSIS |
8037acb4 BP |
4535 | { |
4536 | struct rule_dpif *rule = rule_dpif_cast(rule_); | |
888ac0d7 | 4537 | |
9fbe253e | 4538 | ovs_mutex_destroy(&rule->stats_mutex); |
39c94593 JR |
4539 | /* Release reference to the new rule, if any. */ |
4540 | if (rule->new_rule) { | |
07a3cd5c | 4541 | ofproto_rule_unref(&rule->new_rule->up); |
39c94593 | 4542 | } |
888ac0d7 | 4543 | if (rule->recirc_id) { |
e672ff9b | 4544 | recirc_free_id(rule->recirc_id); |
888ac0d7 | 4545 | } |
abe529af BP |
4546 | } |
4547 | ||
4548 | static void | |
dc437090 JR |
4549 | rule_get_stats(struct rule *rule_, uint64_t *packets, uint64_t *bytes, |
4550 | long long int *used) | |
abe529af BP |
4551 | { |
4552 | struct rule_dpif *rule = rule_dpif_cast(rule_); | |
abe529af | 4553 | |
9fbe253e | 4554 | ovs_mutex_lock(&rule->stats_mutex); |
39c94593 JR |
4555 | if (OVS_UNLIKELY(rule->new_rule)) { |
4556 | rule_get_stats(&rule->new_rule->up, packets, bytes, used); | |
4557 | } else { | |
4558 | *packets = rule->stats.n_packets; | |
4559 | *bytes = rule->stats.n_bytes; | |
4560 | *used = rule->stats.used; | |
4561 | } | |
9fbe253e | 4562 | ovs_mutex_unlock(&rule->stats_mutex); |
abe529af BP |
4563 | } |
4564 | ||
1f4a8933 JR |
4565 | struct ofproto_dpif_packet_out { |
4566 | struct xlate_cache xcache; | |
4567 | struct ofpbuf odp_actions; | |
4568 | struct recirc_refs rr; | |
4569 | bool needs_help; | |
4570 | }; | |
4571 | ||
4572 | ||
4573 | static struct ofproto_dpif_packet_out * | |
4574 | ofproto_dpif_packet_out_new(void) | |
4575 | { | |
4576 | struct ofproto_dpif_packet_out *aux = xmalloc(sizeof *aux); | |
4577 | xlate_cache_init(&aux->xcache); | |
4578 | ofpbuf_init(&aux->odp_actions, 64); | |
4579 | aux->rr = RECIRC_REFS_EMPTY_INITIALIZER; | |
4580 | aux->needs_help = false; | |
4581 | ||
4582 | return aux; | |
4583 | } | |
4584 | ||
4585 | static void | |
4586 | ofproto_dpif_packet_out_delete(struct ofproto_dpif_packet_out *aux) | |
4587 | { | |
4588 | if (aux) { | |
4589 | xlate_cache_uninit(&aux->xcache); | |
4590 | ofpbuf_uninit(&aux->odp_actions); | |
4591 | recirc_refs_unref(&aux->rr); | |
4592 | free(aux); | |
4593 | } | |
4594 | } | |
4595 | ||
4596 | static enum ofperr | |
4597 | packet_xlate(struct ofproto *ofproto_, struct ofproto_packet_out *opo) | |
4598 | OVS_REQUIRES(ofproto_mutex) | |
4599 | { | |
4600 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
4601 | struct xlate_out xout; | |
4602 | struct xlate_in xin; | |
4603 | enum ofperr error = 0; | |
4604 | ||
4605 | struct ofproto_dpif_packet_out *aux = ofproto_dpif_packet_out_new(); | |
4606 | ||
4607 | xlate_in_init(&xin, ofproto, opo->version, opo->flow, | |
4608 | opo->flow->in_port.ofp_port, NULL, 0, opo->packet, NULL, | |
4609 | &aux->odp_actions); | |
4610 | xin.ofpacts = opo->ofpacts; | |
4611 | xin.ofpacts_len = opo->ofpacts_len; | |
4612 | /* No learning or stats, but collect side effects to xcache. */ | |
4613 | xin.allow_side_effects = false; | |
4614 | xin.resubmit_stats = NULL; | |
4615 | xin.xcache = &aux->xcache; | |
331c07ac | 4616 | xin.in_packet_out = true; |
1f4a8933 JR |
4617 | |
4618 | if (xlate_actions(&xin, &xout) != XLATE_OK) { | |
4619 | error = OFPERR_OFPFMFC_UNKNOWN; /* Error processing actions. */ | |
4620 | goto error_out; | |
4621 | } else { | |
4622 | /* Prepare learn actions. */ | |
4623 | struct xc_entry *entry; | |
4624 | struct ofpbuf entries = aux->xcache.entries; | |
4625 | ||
4626 | XC_ENTRY_FOR_EACH (entry, &entries) { | |
4627 | if (entry->type == XC_LEARN) { | |
4628 | struct ofproto_flow_mod *ofm = entry->learn.ofm; | |
4629 | ||
4630 | error = ofproto_flow_mod_learn_refresh(ofm); | |
4631 | if (error) { | |
4632 | goto error_out; | |
4633 | } | |
4634 | struct rule *rule = ofm->temp_rule; | |
4635 | ofm->learn_adds_rule = (rule->state == RULE_INITIALIZED); | |
4636 | if (ofm->learn_adds_rule) { | |
4637 | /* If learning on a different bridge, must use its next | |
4638 | * version number. */ | |
4639 | ofm->version = (rule->ofproto == ofproto_) | |
4640 | ? opo->version : rule->ofproto->tables_version + 1; | |
4641 | error = ofproto_flow_mod_learn_start(ofm); | |
4642 | if (error) { | |
4643 | goto error_out; | |
4644 | } | |
4645 | } | |
4646 | } | |
4647 | } | |
4648 | ||
4649 | /* Success. */ | |
4650 | aux->needs_help = (xout.slow & SLOW_ACTION) != 0; | |
4651 | recirc_refs_swap(&aux->rr, &xout.recircs); /* Hold recirc refs. */ | |
4652 | } | |
4653 | xlate_out_uninit(&xout); | |
4654 | opo->aux = aux; | |
4655 | return 0; | |
4656 | ||
4657 | error_out: | |
4658 | xlate_out_uninit(&xout); | |
4659 | ofproto_dpif_packet_out_delete(aux); | |
4660 | opo->aux = NULL; | |
4661 | return error; | |
4662 | } | |
4663 | ||
6dd3c787 JR |
4664 | static void |
4665 | packet_xlate_revert(struct ofproto *ofproto OVS_UNUSED, | |
4666 | struct ofproto_packet_out *opo) | |
4667 | OVS_REQUIRES(ofproto_mutex) | |
4668 | { | |
4669 | struct ofproto_dpif_packet_out *aux = opo->aux; | |
4670 | ovs_assert(aux); | |
4671 | ||
4672 | /* Revert the learned flows. */ | |
4673 | struct xc_entry *entry; | |
4674 | struct ofpbuf entries = aux->xcache.entries; | |
4675 | ||
4676 | XC_ENTRY_FOR_EACH (entry, &entries) { | |
4677 | if (entry->type == XC_LEARN && entry->learn.ofm->learn_adds_rule) { | |
4678 | ofproto_flow_mod_learn_revert(entry->learn.ofm); | |
4679 | } | |
4680 | } | |
4681 | ||
4682 | ofproto_dpif_packet_out_delete(aux); | |
4683 | opo->aux = NULL; | |
4684 | } | |
4685 | ||
1f4a8933 JR |
4686 | /* Push stats and perform side effects of flow translation. */ |
4687 | static void | |
4688 | ofproto_dpif_xcache_execute(struct ofproto_dpif *ofproto, | |
4689 | struct xlate_cache *xcache, | |
7c12dfc5 | 4690 | struct dpif_flow_stats *stats) |
1f4a8933 JR |
4691 | OVS_REQUIRES(ofproto_mutex) |
4692 | { | |
4693 | struct xc_entry *entry; | |
4694 | struct ofpbuf entries = xcache->entries; | |
4695 | ||
4696 | XC_ENTRY_FOR_EACH (entry, &entries) { | |
4697 | switch (entry->type) { | |
4698 | case XC_LEARN: | |
4699 | /* Finish the learned flows. */ | |
4700 | if (entry->learn.ofm->learn_adds_rule) { | |
4701 | ofproto_flow_mod_learn_finish(entry->learn.ofm, &ofproto->up); | |
4702 | } | |
4703 | break; | |
4704 | case XC_FIN_TIMEOUT: | |
4705 | if (stats->tcp_flags & (TCP_FIN | TCP_RST)) { | |
4706 | /* 'ofproto_mutex' already held */ | |
4707 | ofproto_rule_reduce_timeouts__(&entry->fin.rule->up, | |
4708 | entry->fin.idle, | |
4709 | entry->fin.hard); | |
4710 | } | |
4711 | break; | |
4712 | /* All the rest can be dealt with by the xlate layer. */ | |
4713 | case XC_TABLE: | |
4714 | case XC_RULE: | |
4715 | case XC_BOND: | |
4716 | case XC_NETDEV: | |
4717 | case XC_NETFLOW: | |
4718 | case XC_MIRROR: | |
4719 | case XC_NORMAL: | |
4720 | case XC_GROUP: | |
4721 | case XC_TNL_NEIGH: | |
7c12dfc5 | 4722 | case XC_TUNNEL_HEADER: |
1f4a8933 JR |
4723 | xlate_push_stats_entry(entry, stats); |
4724 | break; | |
4725 | default: | |
4726 | OVS_NOT_REACHED(); | |
4727 | } | |
4728 | } | |
4729 | } | |
4730 | ||
4731 | static void | |
4732 | packet_execute(struct ofproto *ofproto_, struct ofproto_packet_out *opo) | |
4733 | OVS_REQUIRES(ofproto_mutex) | |
4734 | { | |
4735 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
4736 | struct dpif_flow_stats stats; | |
4737 | struct dpif_execute execute; | |
4738 | ||
4739 | struct ofproto_dpif_packet_out *aux = opo->aux; | |
4740 | ovs_assert(aux); | |
4741 | ||
4742 | /* Run the side effects from the xcache. */ | |
4743 | dpif_flow_stats_extract(opo->flow, opo->packet, time_msec(), &stats); | |
4744 | ofproto_dpif_xcache_execute(ofproto, &aux->xcache, &stats); | |
4745 | ||
4746 | execute.actions = aux->odp_actions.data; | |
4747 | execute.actions_len = aux->odp_actions.size; | |
4748 | ||
4749 | pkt_metadata_from_flow(&opo->packet->md, opo->flow); | |
4750 | execute.packet = opo->packet; | |
4751 | execute.flow = opo->flow; | |
4752 | execute.needs_help = aux->needs_help; | |
4753 | execute.probe = false; | |
4754 | execute.mtu = 0; | |
4755 | ||
4756 | /* Fix up in_port. */ | |
4757 | ofproto_dpif_set_packet_odp_port(ofproto, opo->flow->in_port.ofp_port, | |
4758 | opo->packet); | |
4759 | ||
4760 | dpif_execute(ofproto->backer->dpif, &execute); | |
4761 | ofproto_dpif_packet_out_delete(aux); | |
4762 | opo->aux = NULL; | |
4763 | } | |
4764 | ||
00430a3f SH |
4765 | static struct group_dpif *group_dpif_cast(const struct ofgroup *group) |
4766 | { | |
4767 | return group ? CONTAINER_OF(group, struct group_dpif, up) : NULL; | |
4768 | } | |
4769 | ||
4770 | static struct ofgroup * | |
4771 | group_alloc(void) | |
4772 | { | |
4773 | struct group_dpif *group = xzalloc(sizeof *group); | |
4774 | return &group->up; | |
4775 | } | |
4776 | ||
4777 | static void | |
4778 | group_dealloc(struct ofgroup *group_) | |
4779 | { | |
4780 | struct group_dpif *group = group_dpif_cast(group_); | |
4781 | free(group); | |
4782 | } | |
4783 | ||
4784 | static void | |
4785 | group_construct_stats(struct group_dpif *group) | |
4786 | OVS_REQUIRES(group->stats_mutex) | |
4787 | { | |
4788 | group->packet_count = 0; | |
4789 | group->byte_count = 0; | |
1e684d7d | 4790 | |
07a3cd5c BP |
4791 | struct ofputil_bucket *bucket; |
4792 | LIST_FOR_EACH (bucket, list_node, &group->up.buckets) { | |
1e684d7d RW |
4793 | bucket->stats.packet_count = 0; |
4794 | bucket->stats.byte_count = 0; | |
00430a3f SH |
4795 | } |
4796 | } | |
4797 | ||
1e684d7d RW |
4798 | void |
4799 | group_dpif_credit_stats(struct group_dpif *group, | |
4800 | struct ofputil_bucket *bucket, | |
4801 | const struct dpif_flow_stats *stats) | |
4802 | { | |
4803 | ovs_mutex_lock(&group->stats_mutex); | |
4804 | group->packet_count += stats->n_packets; | |
4805 | group->byte_count += stats->n_bytes; | |
4806 | if (bucket) { | |
4807 | bucket->stats.packet_count += stats->n_packets; | |
4808 | bucket->stats.byte_count += stats->n_bytes; | |
4809 | } else { /* Credit to all buckets */ | |
07a3cd5c | 4810 | LIST_FOR_EACH (bucket, list_node, &group->up.buckets) { |
1e684d7d RW |
4811 | bucket->stats.packet_count += stats->n_packets; |
4812 | bucket->stats.byte_count += stats->n_bytes; | |
4813 | } | |
4814 | } | |
4815 | ovs_mutex_unlock(&group->stats_mutex); | |
4816 | } | |
4817 | ||
2e3fd24c JS |
4818 | /* Calculate the dp_hash mask needed to provide the least weighted bucket |
4819 | * with at least one hash value and construct a mapping table from masked | |
4820 | * dp_hash value to group bucket using the Webster method. | |
4821 | * If the caller specifies a non-zero max_hash value, abort and return false | |
4822 | * if more hash values would be required. The absolute maximum number of | |
4823 | * hash values supported is 256. */ | |
4824 | ||
4825 | #define MAX_SELECT_GROUP_HASH_VALUES 256 | |
4826 | ||
4827 | static bool | |
4828 | group_setup_dp_hash_table(struct group_dpif *group, size_t max_hash) | |
4829 | { | |
4830 | struct ofputil_bucket *bucket; | |
4831 | uint32_t n_buckets = group->up.n_buckets; | |
4832 | uint64_t total_weight = 0; | |
4833 | uint16_t min_weight = UINT16_MAX; | |
4834 | struct webster { | |
4835 | struct ofputil_bucket *bucket; | |
4836 | uint32_t divisor; | |
4837 | double value; | |
4838 | int hits; | |
4839 | } *webster; | |
4840 | ||
4841 | if (n_buckets == 0) { | |
06db81cc | 4842 | VLOG_DBG(" Don't apply dp_hash method without buckets."); |
2e3fd24c JS |
4843 | return false; |
4844 | } | |
4845 | ||
4846 | webster = xcalloc(n_buckets, sizeof(struct webster)); | |
4847 | int i = 0; | |
4848 | LIST_FOR_EACH (bucket, list_node, &group->up.buckets) { | |
4849 | if (bucket->weight > 0 && bucket->weight < min_weight) { | |
4850 | min_weight = bucket->weight; | |
4851 | } | |
4852 | total_weight += bucket->weight; | |
4853 | webster[i].bucket = bucket; | |
4854 | webster[i].divisor = 1; | |
4855 | webster[i].value = bucket->weight; | |
4856 | webster[i].hits = 0; | |
4857 | i++; | |
4858 | } | |
4859 | ||
4860 | if (total_weight == 0) { | |
4861 | VLOG_DBG(" Total weight is zero. No active buckets."); | |
4862 | free(webster); | |
4863 | return false; | |
4864 | } | |
4865 | VLOG_DBG(" Minimum weight: %d, total weight: %"PRIu64, | |
4866 | min_weight, total_weight); | |
4867 | ||
4868 | uint64_t min_slots = DIV_ROUND_UP(total_weight, min_weight); | |
4869 | uint64_t min_slots2 = ROUND_UP_POW2(min_slots); | |
4870 | uint64_t n_hash = MAX(16, min_slots2); | |
4871 | if (n_hash > MAX_SELECT_GROUP_HASH_VALUES || | |
4872 | (max_hash != 0 && n_hash > max_hash)) { | |
4873 | VLOG_DBG(" Too many hash values required: %"PRIu64, n_hash); | |
4874 | return false; | |
4875 | } | |
4876 | ||
4877 | VLOG_DBG(" Using %"PRIu64" hash values:", n_hash); | |
4878 | group->hash_mask = n_hash - 1; | |
4879 | if (group->hash_map) { | |
4880 | free(group->hash_map); | |
4881 | } | |
4882 | group->hash_map = xcalloc(n_hash, sizeof(struct ofputil_bucket *)); | |
4883 | ||
4884 | /* Use Webster method to distribute hash values over buckets. */ | |
4885 | for (int hash = 0; hash < n_hash; hash++) { | |
4886 | struct webster *winner = &webster[0]; | |
4887 | for (i = 1; i < n_buckets; i++) { | |
4888 | if (webster[i].value > winner->value) { | |
4889 | winner = &webster[i]; | |
4890 | } | |
4891 | } | |
4892 | winner->hits++; | |
4893 | winner->divisor += 2; | |
4894 | winner->value = (double) winner->bucket->weight / winner->divisor; | |
4895 | group->hash_map[hash] = winner->bucket; | |
4896 | } | |
4897 | ||
4898 | i = 0; | |
4899 | LIST_FOR_EACH (bucket, list_node, &group->up.buckets) { | |
4900 | double target = (n_hash * bucket->weight) / (double) total_weight; | |
4901 | VLOG_DBG(" Bucket %d: weight=%d, target=%.2f hits=%d", | |
4902 | bucket->bucket_id, bucket->weight, | |
4903 | target, webster[i].hits); | |
4904 | i++; | |
4905 | } | |
4906 | ||
4907 | free(webster); | |
4908 | return true; | |
4909 | } | |
4910 | ||
4911 | static void | |
4912 | group_set_selection_method(struct group_dpif *group) | |
4913 | { | |
4914 | const struct ofputil_group_props *props = &group->up.props; | |
4915 | const char *selection_method = props->selection_method; | |
4916 | ||
06db81cc | 4917 | VLOG_DBG("Constructing select group %"PRIu32, group->up.group_id); |
2e3fd24c | 4918 | if (selection_method[0] == '\0') { |
06db81cc JS |
4919 | VLOG_DBG("No selection method specified. Trying dp_hash."); |
4920 | /* If the controller has not specified a selection method, check if | |
4921 | * the dp_hash selection method with max 64 hash values is appropriate | |
4922 | * for the given bucket configuration. */ | |
4923 | if (group_setup_dp_hash_table(group, 64)) { | |
4924 | /* Use dp_hash selection method with symmetric L4 hash. */ | |
4925 | group->selection_method = SEL_METHOD_DP_HASH; | |
4926 | group->hash_alg = OVS_HASH_ALG_SYM_L4; | |
4927 | group->hash_basis = 0; | |
4928 | VLOG_DBG("Use dp_hash with %d hash values using algorithm %d.", | |
4929 | group->hash_mask + 1, group->hash_alg); | |
4930 | } else { | |
4931 | /* Fall back to original default hashing in slow path. */ | |
4932 | VLOG_DBG("Falling back to default hash method."); | |
4933 | group->selection_method = SEL_METHOD_DEFAULT; | |
4934 | } | |
2e3fd24c JS |
4935 | } else if (!strcmp(selection_method, "dp_hash")) { |
4936 | VLOG_DBG("Selection method specified: dp_hash."); | |
4937 | /* Try to use dp_hash if possible at all. */ | |
4938 | if (group_setup_dp_hash_table(group, 0)) { | |
4939 | group->selection_method = SEL_METHOD_DP_HASH; | |
4940 | group->hash_alg = props->selection_method_param >> 32; | |
4941 | if (group->hash_alg >= __OVS_HASH_MAX) { | |
06db81cc | 4942 | VLOG_DBG("Invalid dp_hash algorithm %d. " |
2e3fd24c JS |
4943 | "Defaulting to OVS_HASH_ALG_L4", group->hash_alg); |
4944 | group->hash_alg = OVS_HASH_ALG_L4; | |
4945 | } | |
4946 | group->hash_basis = (uint32_t) props->selection_method_param; | |
4947 | VLOG_DBG("Use dp_hash with %d hash values using algorithm %d.", | |
4948 | group->hash_mask + 1, group->hash_alg); | |
4949 | } else { | |
4950 | /* Fall back to original default hashing in slow path. */ | |
06db81cc | 4951 | VLOG_DBG("Falling back to default hash method."); |
2e3fd24c JS |
4952 | group->selection_method = SEL_METHOD_DEFAULT; |
4953 | } | |
4954 | } else if (!strcmp(selection_method, "hash")) { | |
4955 | VLOG_DBG("Selection method specified: hash."); | |
4956 | if (props->fields.values_size > 0) { | |
4957 | /* Controller has specified hash fields. */ | |
4958 | struct ds s = DS_EMPTY_INITIALIZER; | |
4959 | oxm_format_field_array(&s, &props->fields); | |
06db81cc | 4960 | VLOG_DBG("Hash fields: %s", ds_cstr(&s)); |
2e3fd24c JS |
4961 | ds_destroy(&s); |
4962 | group->selection_method = SEL_METHOD_HASH; | |
4963 | } else { | |
4964 | /* No hash fields. Fall back to original default hashing. */ | |
06db81cc | 4965 | VLOG_DBG("No hash fields. Falling back to default hash method."); |
2e3fd24c JS |
4966 | group->selection_method = SEL_METHOD_DEFAULT; |
4967 | } | |
4968 | } else { | |
4969 | /* Parsing of groups should ensure this never happens */ | |
4970 | OVS_NOT_REACHED(); | |
4971 | } | |
4972 | } | |
4973 | ||
00430a3f SH |
4974 | static enum ofperr |
4975 | group_construct(struct ofgroup *group_) | |
4976 | { | |
4977 | struct group_dpif *group = group_dpif_cast(group_); | |
5a070238 | 4978 | |
97ba2d36 | 4979 | ovs_mutex_init_adaptive(&group->stats_mutex); |
00430a3f SH |
4980 | ovs_mutex_lock(&group->stats_mutex); |
4981 | group_construct_stats(group); | |
2e3fd24c JS |
4982 | group->hash_map = NULL; |
4983 | if (group->up.type == OFPGT11_SELECT) { | |
4984 | group_set_selection_method(group); | |
4985 | } | |
00430a3f SH |
4986 | ovs_mutex_unlock(&group->stats_mutex); |
4987 | return 0; | |
4988 | } | |
4989 | ||
00430a3f SH |
4990 | static void |
4991 | group_destruct(struct ofgroup *group_) | |
4992 | { | |
4993 | struct group_dpif *group = group_dpif_cast(group_); | |
00430a3f | 4994 | ovs_mutex_destroy(&group->stats_mutex); |
2e3fd24c JS |
4995 | if (group->hash_map) { |
4996 | free(group->hash_map); | |
4997 | group->hash_map = NULL; | |
4998 | } | |
00430a3f SH |
4999 | } |
5000 | ||
00430a3f SH |
5001 | static enum ofperr |
5002 | group_get_stats(const struct ofgroup *group_, struct ofputil_group_stats *ogs) | |
5003 | { | |
5004 | struct group_dpif *group = group_dpif_cast(group_); | |
5005 | ||
00430a3f SH |
5006 | ovs_mutex_lock(&group->stats_mutex); |
5007 | ogs->packet_count = group->packet_count; | |
5008 | ogs->byte_count = group->byte_count; | |
1e684d7d | 5009 | |
07a3cd5c BP |
5010 | struct bucket_counter *bucket_stats = ogs->bucket_stats; |
5011 | struct ofputil_bucket *bucket; | |
5012 | LIST_FOR_EACH (bucket, list_node, &group->up.buckets) { | |
1e684d7d RW |
5013 | bucket_stats->packet_count = bucket->stats.packet_count; |
5014 | bucket_stats->byte_count = bucket->stats.byte_count; | |
5015 | bucket_stats++; | |
5016 | } | |
00430a3f SH |
5017 | ovs_mutex_unlock(&group->stats_mutex); |
5018 | ||
5019 | return 0; | |
5020 | } | |
f4fb341b | 5021 | |
809c7548 RW |
5022 | /* If the group exists, this function increments the groups's reference count. |
5023 | * | |
07a3cd5c | 5024 | * Make sure to call ofproto_group_unref() after no longer needing to maintain |
809c7548 | 5025 | * a reference to the group. */ |
db88b35c | 5026 | struct group_dpif * |
76973237 | 5027 | group_dpif_lookup(struct ofproto_dpif *ofproto, uint32_t group_id, |
5d08a275 | 5028 | ovs_version_t version, bool take_ref) |
f4fb341b | 5029 | { |
76973237 | 5030 | struct ofgroup *ofgroup = ofproto_group_lookup(&ofproto->up, group_id, |
5d08a275 | 5031 | version, take_ref); |
db88b35c | 5032 | return ofgroup ? group_dpif_cast(ofgroup) : NULL; |
f4fb341b | 5033 | } |
abe529af | 5034 | \f |
2eb79142 JG |
5035 | /* Sends 'packet' out 'ofport'. If 'port' is a tunnel and that tunnel type |
5036 | * supports a notion of an OAM flag, sets it if 'oam' is true. | |
52a90c29 | 5037 | * May modify 'packet'. |
abe529af | 5038 | * Returns 0 if successful, otherwise a positive errno value. */ |
91d6cd12 | 5039 | int |
2eb79142 JG |
5040 | ofproto_dpif_send_packet(const struct ofport_dpif *ofport, bool oam, |
5041 | struct dp_packet *packet) | |
abe529af | 5042 | { |
79e15b78 | 5043 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofport->up.ofproto); |
abe529af BP |
5044 | int error; |
5045 | ||
2eb79142 | 5046 | error = xlate_send_packet(ofport, oam, packet); |
79e15b78 | 5047 | |
0da3c61b | 5048 | ovs_mutex_lock(&ofproto->stats_mutex); |
79e15b78 | 5049 | ofproto->stats.tx_packets++; |
cf62fa4c | 5050 | ofproto->stats.tx_bytes += dp_packet_size(packet); |
0da3c61b | 5051 | ovs_mutex_unlock(&ofproto->stats_mutex); |
abe529af BP |
5052 | return error; |
5053 | } | |
9583bc14 | 5054 | \f |
b5cbbcf6 AZ |
5055 | /* Return the version string of the datapath that backs up |
5056 | * this 'ofproto'. | |
5057 | */ | |
5058 | static const char * | |
5059 | get_datapath_version(const struct ofproto *ofproto_) | |
5060 | { | |
5061 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
5062 | ||
5063 | return ofproto->backer->dp_version_string; | |
5064 | } | |
5065 | ||
d4f6865c DDP |
5066 | static void |
5067 | type_set_config(const char *type, const struct smap *other_config) | |
5068 | { | |
5069 | struct dpif_backer *backer; | |
5070 | ||
5071 | backer = shash_find_data(&all_dpif_backers, type); | |
5072 | if (!backer) { | |
5073 | /* This is not necessarily a problem, since backers are only | |
5074 | * created on demand. */ | |
5075 | return; | |
5076 | } | |
5077 | ||
5078 | dpif_set_config(backer->dpif, other_config); | |
5079 | } | |
5080 | ||
2a7c4805 JP |
5081 | static void |
5082 | ct_flush(const struct ofproto *ofproto_, const uint16_t *zone) | |
5083 | { | |
5084 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
5085 | ||
817a7657 | 5086 | ct_dpif_flush(ofproto->backer->dpif, zone, NULL); |
2a7c4805 JP |
5087 | } |
5088 | ||
9583bc14 EJ |
5089 | static bool |
5090 | set_frag_handling(struct ofproto *ofproto_, | |
ad99e2ed | 5091 | enum ofputil_frag_handling frag_handling) |
abe529af BP |
5092 | { |
5093 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
ad99e2ed | 5094 | if (frag_handling != OFPUTIL_FRAG_REASM) { |
2cc3c58e | 5095 | ofproto->backer->need_revalidate = REV_RECONFIGURE; |
7257b535 BP |
5096 | return true; |
5097 | } else { | |
5098 | return false; | |
5099 | } | |
abe529af BP |
5100 | } |
5101 | ||
77ab5fd2 BP |
5102 | static enum ofperr |
5103 | nxt_resume(struct ofproto *ofproto_, | |
5104 | const struct ofputil_packet_in_private *pin) | |
5105 | { | |
5106 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
2f355bff YHW |
5107 | struct dpif_flow_stats stats; |
5108 | struct xlate_cache xcache; | |
5109 | struct flow flow; | |
5110 | xlate_cache_init(&xcache); | |
77ab5fd2 BP |
5111 | |
5112 | /* Translate pin into datapath actions. */ | |
5113 | uint64_t odp_actions_stub[1024 / 8]; | |
5114 | struct ofpbuf odp_actions = OFPBUF_STUB_INITIALIZER(odp_actions_stub); | |
5115 | enum slow_path_reason slow; | |
2f355bff YHW |
5116 | enum ofperr error = xlate_resume(ofproto, pin, &odp_actions, &slow, |
5117 | &flow, &xcache); | |
77ab5fd2 BP |
5118 | |
5119 | /* Steal 'pin->packet' and put it into a dp_packet. */ | |
5120 | struct dp_packet packet; | |
4d617a87 BP |
5121 | dp_packet_init(&packet, pin->base.packet_len); |
5122 | dp_packet_put(&packet, pin->base.packet, pin->base.packet_len); | |
77ab5fd2 | 5123 | |
2f355bff YHW |
5124 | /* Run the side effects from the xcache. */ |
5125 | dpif_flow_stats_extract(&flow, &packet, time_msec(), &stats); | |
5126 | ovs_mutex_lock(&ofproto_mutex); | |
5127 | ofproto_dpif_xcache_execute(ofproto, &xcache, &stats); | |
5128 | ovs_mutex_unlock(&ofproto_mutex); | |
5129 | ||
4d617a87 | 5130 | pkt_metadata_from_flow(&packet.md, &pin->base.flow_metadata.flow); |
1df7f7aa NS |
5131 | |
5132 | /* Fix up in_port. */ | |
88d2ac50 | 5133 | packet.md.in_port.odp_port = pin->odp_port; |
1df7f7aa | 5134 | |
10b3f505 NS |
5135 | struct flow headers; |
5136 | flow_extract(&packet, &headers); | |
5137 | ||
77ab5fd2 BP |
5138 | /* Execute the datapath actions on the packet. */ |
5139 | struct dpif_execute execute = { | |
5140 | .actions = odp_actions.data, | |
5141 | .actions_len = odp_actions.size, | |
5142 | .needs_help = (slow & SLOW_ACTION) != 0, | |
5143 | .packet = &packet, | |
1cceb31b | 5144 | .flow = &headers, |
77ab5fd2 BP |
5145 | }; |
5146 | dpif_execute(ofproto->backer->dpif, &execute); | |
5147 | ||
5148 | /* Clean up. */ | |
5149 | ofpbuf_uninit(&odp_actions); | |
5150 | dp_packet_uninit(&packet); | |
5151 | ||
5152 | return error; | |
5153 | } | |
6fca1ffb BP |
5154 | \f |
5155 | /* NetFlow. */ | |
5156 | ||
5157 | static int | |
5158 | set_netflow(struct ofproto *ofproto_, | |
5159 | const struct netflow_options *netflow_options) | |
5160 | { | |
5161 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
5162 | ||
5163 | if (netflow_options) { | |
5164 | if (!ofproto->netflow) { | |
5165 | ofproto->netflow = netflow_create(); | |
7bab1576 | 5166 | ofproto->backer->need_revalidate = REV_RECONFIGURE; |
6fca1ffb BP |
5167 | } |
5168 | return netflow_set_options(ofproto->netflow, netflow_options); | |
7bab1576 EJ |
5169 | } else if (ofproto->netflow) { |
5170 | ofproto->backer->need_revalidate = REV_RECONFIGURE; | |
8e407f27 | 5171 | netflow_unref(ofproto->netflow); |
6fca1ffb | 5172 | ofproto->netflow = NULL; |
6fca1ffb | 5173 | } |
7bab1576 EJ |
5174 | |
5175 | return 0; | |
6fca1ffb | 5176 | } |
abe529af BP |
5177 | |
5178 | static void | |
5179 | get_netflow_ids(const struct ofproto *ofproto_, | |
5180 | uint8_t *engine_type, uint8_t *engine_id) | |
5181 | { | |
5182 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
5183 | ||
acf60855 | 5184 | dpif_get_netflow_ids(ofproto->backer->dpif, engine_type, engine_id); |
abe529af BP |
5185 | } |
5186 | \f | |
d13ee228 | 5187 | struct ofproto_dpif * |
911b4a7e | 5188 | ofproto_dpif_lookup_by_name(const char *name) |
abe529af | 5189 | { |
b44a10b7 BP |
5190 | struct ofproto_dpif *ofproto; |
5191 | ||
911b4a7e JP |
5192 | HMAP_FOR_EACH_WITH_HASH (ofproto, all_ofproto_dpifs_by_name_node, |
5193 | hash_string(name, 0), | |
5194 | &all_ofproto_dpifs_by_name) { | |
b44a10b7 BP |
5195 | if (!strcmp(ofproto->up.name, name)) { |
5196 | return ofproto; | |
5197 | } | |
5198 | } | |
5199 | return NULL; | |
abe529af BP |
5200 | } |
5201 | ||
911b4a7e JP |
5202 | struct ofproto_dpif * |
5203 | ofproto_dpif_lookup_by_uuid(const struct uuid *uuid) | |
5204 | { | |
5205 | struct ofproto_dpif *ofproto; | |
5206 | ||
5207 | HMAP_FOR_EACH_WITH_HASH (ofproto, all_ofproto_dpifs_by_uuid_node, | |
5208 | uuid_hash(uuid), &all_ofproto_dpifs_by_uuid) { | |
5209 | if (uuid_equals(&ofproto->uuid, uuid)) { | |
5210 | return ofproto; | |
5211 | } | |
5212 | } | |
5213 | return NULL; | |
5214 | } | |
5215 | ||
f0a3aa2e | 5216 | static void |
96e466a3 | 5217 | ofproto_unixctl_fdb_flush(struct unixctl_conn *conn, int argc, |
0e15264f | 5218 | const char *argv[], void *aux OVS_UNUSED) |
f0a3aa2e | 5219 | { |
490df1ef | 5220 | struct ofproto_dpif *ofproto; |
f0a3aa2e | 5221 | |
96e466a3 | 5222 | if (argc > 1) { |
911b4a7e | 5223 | ofproto = ofproto_dpif_lookup_by_name(argv[1]); |
96e466a3 | 5224 | if (!ofproto) { |
bde9f75d | 5225 | unixctl_command_reply_error(conn, "no such bridge"); |
96e466a3 EJ |
5226 | return; |
5227 | } | |
509c0149 | 5228 | ovs_rwlock_wrlock(&ofproto->ml->rwlock); |
30618594 | 5229 | mac_learning_flush(ofproto->ml); |
509c0149 | 5230 | ovs_rwlock_unlock(&ofproto->ml->rwlock); |
96e466a3 | 5231 | } else { |
911b4a7e JP |
5232 | HMAP_FOR_EACH (ofproto, all_ofproto_dpifs_by_name_node, |
5233 | &all_ofproto_dpifs_by_name) { | |
509c0149 | 5234 | ovs_rwlock_wrlock(&ofproto->ml->rwlock); |
30618594 | 5235 | mac_learning_flush(ofproto->ml); |
509c0149 | 5236 | ovs_rwlock_unlock(&ofproto->ml->rwlock); |
96e466a3 | 5237 | } |
f0a3aa2e | 5238 | } |
f0a3aa2e | 5239 | |
bde9f75d | 5240 | unixctl_command_reply(conn, "table successfully flushed"); |
f0a3aa2e AA |
5241 | } |
5242 | ||
08fdcc12 FL |
5243 | static void |
5244 | ofproto_unixctl_mcast_snooping_flush(struct unixctl_conn *conn, int argc, | |
5245 | const char *argv[], void *aux OVS_UNUSED) | |
5246 | { | |
5247 | struct ofproto_dpif *ofproto; | |
5248 | ||
5249 | if (argc > 1) { | |
911b4a7e | 5250 | ofproto = ofproto_dpif_lookup_by_name(argv[1]); |
08fdcc12 FL |
5251 | if (!ofproto) { |
5252 | unixctl_command_reply_error(conn, "no such bridge"); | |
5253 | return; | |
5254 | } | |
5255 | ||
5256 | if (!mcast_snooping_enabled(ofproto->ms)) { | |
5257 | unixctl_command_reply_error(conn, "multicast snooping is disabled"); | |
5258 | return; | |
5259 | } | |
5260 | mcast_snooping_mdb_flush(ofproto->ms); | |
5261 | } else { | |
911b4a7e JP |
5262 | HMAP_FOR_EACH (ofproto, all_ofproto_dpifs_by_name_node, |
5263 | &all_ofproto_dpifs_by_name) { | |
08fdcc12 FL |
5264 | if (!mcast_snooping_enabled(ofproto->ms)) { |
5265 | continue; | |
5266 | } | |
5267 | mcast_snooping_mdb_flush(ofproto->ms); | |
5268 | } | |
5269 | } | |
5270 | ||
5271 | unixctl_command_reply(conn, "table successfully flushed"); | |
5272 | } | |
5273 | ||
46c88433 EJ |
5274 | static struct ofport_dpif * |
5275 | ofbundle_get_a_port(const struct ofbundle *bundle) | |
5276 | { | |
417e7e66 | 5277 | return CONTAINER_OF(ovs_list_front(&bundle->ports), struct ofport_dpif, |
46c88433 EJ |
5278 | bundle_node); |
5279 | } | |
5280 | ||
abe529af | 5281 | static void |
0e15264f BP |
5282 | ofproto_unixctl_fdb_show(struct unixctl_conn *conn, int argc OVS_UNUSED, |
5283 | const char *argv[], void *aux OVS_UNUSED) | |
abe529af BP |
5284 | { |
5285 | struct ds ds = DS_EMPTY_INITIALIZER; | |
5286 | const struct ofproto_dpif *ofproto; | |
5287 | const struct mac_entry *e; | |
5288 | ||
911b4a7e | 5289 | ofproto = ofproto_dpif_lookup_by_name(argv[1]); |
abe529af | 5290 | if (!ofproto) { |
bde9f75d | 5291 | unixctl_command_reply_error(conn, "no such bridge"); |
abe529af BP |
5292 | return; |
5293 | } | |
5294 | ||
5295 | ds_put_cstr(&ds, " port VLAN MAC Age\n"); | |
509c0149 | 5296 | ovs_rwlock_rdlock(&ofproto->ml->rwlock); |
abe529af | 5297 | LIST_FOR_EACH (e, lru_node, &ofproto->ml->lrus) { |
9d078ec2 | 5298 | struct ofbundle *bundle = mac_entry_get_port(ofproto->ml, e); |
29718ad4 | 5299 | char name[OFP_MAX_PORT_NAME_LEN]; |
ad28062f BP |
5300 | |
5301 | ofputil_port_to_string(ofbundle_get_a_port(bundle)->up.ofp_port, | |
50f96b10 | 5302 | NULL, name, sizeof name); |
ad28062f BP |
5303 | ds_put_format(&ds, "%5s %4d "ETH_ADDR_FMT" %3d\n", |
5304 | name, e->vlan, ETH_ADDR_ARGS(e->mac), | |
e764773c | 5305 | mac_entry_age(ofproto->ml, e)); |
abe529af | 5306 | } |
509c0149 | 5307 | ovs_rwlock_unlock(&ofproto->ml->rwlock); |
bde9f75d | 5308 | unixctl_command_reply(conn, ds_cstr(&ds)); |
abe529af BP |
5309 | ds_destroy(&ds); |
5310 | } | |
5311 | ||
95dcecc5 EC |
5312 | static void |
5313 | ofproto_unixctl_fdb_stats_clear(struct unixctl_conn *conn, int argc, | |
5314 | const char *argv[], void *aux OVS_UNUSED) | |
5315 | { | |
5316 | struct ofproto_dpif *ofproto; | |
5317 | ||
5318 | if (argc > 1) { | |
5319 | ofproto = ofproto_dpif_lookup_by_name(argv[1]); | |
5320 | if (!ofproto) { | |
5321 | unixctl_command_reply_error(conn, "no such bridge"); | |
5322 | return; | |
5323 | } | |
5324 | ovs_rwlock_wrlock(&ofproto->ml->rwlock); | |
5325 | mac_learning_clear_statistics(ofproto->ml); | |
5326 | ovs_rwlock_unlock(&ofproto->ml->rwlock); | |
5327 | } else { | |
5328 | HMAP_FOR_EACH (ofproto, all_ofproto_dpifs_by_name_node, | |
5329 | &all_ofproto_dpifs_by_name) { | |
5330 | ovs_rwlock_wrlock(&ofproto->ml->rwlock); | |
5331 | mac_learning_clear_statistics(ofproto->ml); | |
5332 | ovs_rwlock_unlock(&ofproto->ml->rwlock); | |
5333 | } | |
5334 | } | |
5335 | ||
5336 | unixctl_command_reply(conn, "statistics successfully cleared"); | |
5337 | } | |
5338 | ||
5339 | static void | |
5340 | ofproto_unixctl_fdb_stats_show(struct unixctl_conn *conn, int argc OVS_UNUSED, | |
5341 | const char *argv[], void *aux OVS_UNUSED) | |
5342 | { | |
5343 | struct ds ds = DS_EMPTY_INITIALIZER; | |
5344 | const struct ofproto_dpif *ofproto; | |
5345 | ofproto = ofproto_dpif_lookup_by_name(argv[1]); | |
5346 | if (!ofproto) { | |
5347 | unixctl_command_reply_error(conn, "no such bridge"); | |
5348 | return; | |
5349 | } | |
5350 | ||
5351 | ds_put_format(&ds, "Statistics for bridge \"%s\":\n", argv[1]); | |
5352 | ovs_rwlock_rdlock(&ofproto->ml->rwlock); | |
5353 | ||
5354 | ds_put_format(&ds, " Current/maximum MAC entries in the table: %" | |
5355 | PRIuSIZE"/%"PRIuSIZE"\n", | |
5356 | hmap_count(&ofproto->ml->table), ofproto->ml->max_entries); | |
5357 | ds_put_format(&ds, | |
5358 | " Total number of learned MAC entries : %"PRIu64"\n", | |
5359 | ofproto->ml->total_learned); | |
5360 | ds_put_format(&ds, | |
5361 | " Total number of expired MAC entries : %"PRIu64"\n", | |
5362 | ofproto->ml->total_expired); | |
5363 | ds_put_format(&ds, | |
5364 | " Total number of evicted MAC entries : %"PRIu64"\n", | |
5365 | ofproto->ml->total_evicted); | |
5366 | ds_put_format(&ds, | |
5367 | " Total number of port moved MAC entries : %"PRIu64"\n", | |
5368 | ofproto->ml->total_moved); | |
5369 | ||
5370 | ovs_rwlock_unlock(&ofproto->ml->rwlock); | |
5371 | unixctl_command_reply(conn, ds_cstr(&ds)); | |
5372 | ds_destroy(&ds); | |
5373 | } | |
5374 | ||
08fdcc12 FL |
5375 | static void |
5376 | ofproto_unixctl_mcast_snooping_show(struct unixctl_conn *conn, | |
5377 | int argc OVS_UNUSED, | |
5378 | const char *argv[], | |
5379 | void *aux OVS_UNUSED) | |
5380 | { | |
5381 | struct ds ds = DS_EMPTY_INITIALIZER; | |
5382 | const struct ofproto_dpif *ofproto; | |
5383 | const struct ofbundle *bundle; | |
5384 | const struct mcast_group *grp; | |
5385 | struct mcast_group_bundle *b; | |
5386 | struct mcast_mrouter_bundle *mrouter; | |
5387 | ||
911b4a7e | 5388 | ofproto = ofproto_dpif_lookup_by_name(argv[1]); |
08fdcc12 FL |
5389 | if (!ofproto) { |
5390 | unixctl_command_reply_error(conn, "no such bridge"); | |
5391 | return; | |
5392 | } | |
5393 | ||
5394 | if (!mcast_snooping_enabled(ofproto->ms)) { | |
5395 | unixctl_command_reply_error(conn, "multicast snooping is disabled"); | |
5396 | return; | |
5397 | } | |
5398 | ||
5399 | ds_put_cstr(&ds, " port VLAN GROUP Age\n"); | |
5400 | ovs_rwlock_rdlock(&ofproto->ms->rwlock); | |
5401 | LIST_FOR_EACH (grp, group_node, &ofproto->ms->group_lru) { | |
5402 | LIST_FOR_EACH(b, bundle_node, &grp->bundle_lru) { | |
29718ad4 | 5403 | char name[OFP_MAX_PORT_NAME_LEN]; |
08fdcc12 FL |
5404 | |
5405 | bundle = b->port; | |
5406 | ofputil_port_to_string(ofbundle_get_a_port(bundle)->up.ofp_port, | |
50f96b10 | 5407 | NULL, name, sizeof name); |
964a4d5f | 5408 | ds_put_format(&ds, "%5s %4d ", name, grp->vlan); |
ac6d120f | 5409 | ipv6_format_mapped(&grp->addr, &ds); |
964a4d5f | 5410 | ds_put_format(&ds, " %3d\n", |
08fdcc12 FL |
5411 | mcast_bundle_age(ofproto->ms, b)); |
5412 | } | |
5413 | } | |
5414 | ||
5415 | /* ports connected to multicast routers */ | |
5416 | LIST_FOR_EACH(mrouter, mrouter_node, &ofproto->ms->mrouter_lru) { | |
29718ad4 | 5417 | char name[OFP_MAX_PORT_NAME_LEN]; |
08fdcc12 FL |
5418 | |
5419 | bundle = mrouter->port; | |
5420 | ofputil_port_to_string(ofbundle_get_a_port(bundle)->up.ofp_port, | |
50f96b10 | 5421 | NULL, name, sizeof name); |
c4bb1f8b | 5422 | ds_put_format(&ds, "%5s %4d querier %3d\n", |
08fdcc12 FL |
5423 | name, mrouter->vlan, |
5424 | mcast_mrouter_age(ofproto->ms, mrouter)); | |
5425 | } | |
5426 | ovs_rwlock_unlock(&ofproto->ms->rwlock); | |
5427 | unixctl_command_reply(conn, ds_cstr(&ds)); | |
5428 | ds_destroy(&ds); | |
5429 | } | |
5430 | ||
27022416 JP |
5431 | /* Store the current ofprotos in 'ofproto_shash'. Returns a sorted list |
5432 | * of the 'ofproto_shash' nodes. It is the responsibility of the caller | |
5433 | * to destroy 'ofproto_shash' and free the returned value. */ | |
5434 | static const struct shash_node ** | |
5435 | get_ofprotos(struct shash *ofproto_shash) | |
5436 | { | |
5437 | const struct ofproto_dpif *ofproto; | |
5438 | ||
911b4a7e JP |
5439 | HMAP_FOR_EACH (ofproto, all_ofproto_dpifs_by_name_node, |
5440 | &all_ofproto_dpifs_by_name) { | |
27022416 JP |
5441 | char *name = xasprintf("%s@%s", ofproto->up.type, ofproto->up.name); |
5442 | shash_add_nocopy(ofproto_shash, name, ofproto); | |
5443 | } | |
5444 | ||
5445 | return shash_sort(ofproto_shash); | |
5446 | } | |
5447 | ||
5448 | static void | |
5449 | ofproto_unixctl_dpif_dump_dps(struct unixctl_conn *conn, int argc OVS_UNUSED, | |
5450 | const char *argv[] OVS_UNUSED, | |
5451 | void *aux OVS_UNUSED) | |
5452 | { | |
5453 | struct ds ds = DS_EMPTY_INITIALIZER; | |
5454 | struct shash ofproto_shash; | |
5455 | const struct shash_node **sorted_ofprotos; | |
5456 | int i; | |
5457 | ||
5458 | shash_init(&ofproto_shash); | |
5459 | sorted_ofprotos = get_ofprotos(&ofproto_shash); | |
5460 | for (i = 0; i < shash_count(&ofproto_shash); i++) { | |
5461 | const struct shash_node *node = sorted_ofprotos[i]; | |
5462 | ds_put_format(&ds, "%s\n", node->name); | |
5463 | } | |
5464 | ||
5465 | shash_destroy(&ofproto_shash); | |
5466 | free(sorted_ofprotos); | |
5467 | ||
5468 | unixctl_command_reply(conn, ds_cstr(&ds)); | |
5469 | ds_destroy(&ds); | |
5470 | } | |
5471 | ||
a98b700d | 5472 | static void |
1c2f091b | 5473 | show_dp_feature_bool(struct ds *ds, const char *feature, bool b) |
a98b700d AZ |
5474 | { |
5475 | ds_put_format(ds, "%s: %s\n", feature, b ? "Yes" : "No"); | |
5476 | } | |
5477 | ||
5478 | static void | |
1c2f091b | 5479 | show_dp_feature_size_t(struct ds *ds, const char *feature, size_t s) |
a98b700d AZ |
5480 | { |
5481 | ds_put_format(ds, "%s: %"PRIuSIZE"\n", feature, s); | |
5482 | } | |
5483 | ||
18e5d1a8 AZ |
5484 | enum dpif_support_field_type { |
5485 | DPIF_SUPPORT_FIELD_bool, | |
5486 | DPIF_SUPPORT_FIELD_size_t, | |
5487 | }; | |
5488 | ||
5489 | struct dpif_support_field { | |
88186383 AZ |
5490 | void *rt_ptr; /* Points to the 'rt_support' field. */ |
5491 | const void *bt_ptr; /* Points to the 'bt_support' field. */ | |
18e5d1a8 AZ |
5492 | const char *title; |
5493 | enum dpif_support_field_type type; | |
5494 | }; | |
5495 | ||
88186383 AZ |
5496 | #define DPIF_SUPPORT_FIELD_INTIALIZER(RT_PTR, BT_PTR, TITLE, TYPE) \ |
5497 | (struct dpif_support_field) {RT_PTR, BT_PTR, TITLE, TYPE} | |
18e5d1a8 | 5498 | |
a98b700d AZ |
5499 | static void |
5500 | dpif_show_support(const struct dpif_backer_support *support, struct ds *ds) | |
5501 | { | |
1c2f091b AZ |
5502 | #define DPIF_SUPPORT_FIELD(TYPE, NAME, TITLE) \ |
5503 | show_dp_feature_##TYPE (ds, TITLE, support->NAME); | |
5504 | DPIF_SUPPORT_FIELDS | |
5505 | #undef DPIF_SUPPORT_FIELD | |
5506 | ||
5507 | #define ODP_SUPPORT_FIELD(TYPE, NAME, TITLE) \ | |
5508 | show_dp_feature_##TYPE (ds, TITLE, support->odp.NAME ); | |
5509 | ODP_SUPPORT_FIELDS | |
5510 | #undef ODP_SUPPORT_FIELD | |
a98b700d AZ |
5511 | } |
5512 | ||
18e5d1a8 AZ |
5513 | static void |
5514 | display_support_field(const char *name, | |
5515 | const struct dpif_support_field *field, | |
5516 | struct ds *ds) | |
5517 | { | |
5518 | switch (field->type) { | |
5519 | case DPIF_SUPPORT_FIELD_bool: { | |
88186383 AZ |
5520 | bool v = *(bool *)field->rt_ptr; |
5521 | bool b = *(bool *)field->bt_ptr; | |
5522 | ds_put_format(ds, "%s (%s) : [run time]:%s, [boot time]:%s\n", name, | |
5523 | field->title, v ? "true" : "false", | |
5524 | b ? "true" : "false"); | |
18e5d1a8 AZ |
5525 | break; |
5526 | } | |
5527 | case DPIF_SUPPORT_FIELD_size_t: | |
88186383 AZ |
5528 | ds_put_format(ds, "%s (%s) : [run time]:%"PRIuSIZE |
5529 | ", [boot time]:%"PRIuSIZE"\n", name, | |
5530 | field->title, *(size_t *)field->rt_ptr, | |
5531 | *(size_t *)field->bt_ptr); | |
18e5d1a8 AZ |
5532 | break; |
5533 | default: | |
5534 | OVS_NOT_REACHED(); | |
5535 | } | |
5536 | } | |
5537 | ||
88186383 AZ |
5538 | /* Set a field of 'rt_support' to a new value. |
5539 | * | |
5540 | * Returns 'true' if the value is actually set. */ | |
5541 | static bool | |
5542 | dpif_set_support(struct dpif_backer_support *rt_support, | |
5543 | struct dpif_backer_support *bt_support, | |
18e5d1a8 AZ |
5544 | const char *name, const char *value, struct ds *ds) |
5545 | { | |
5546 | struct shash all_fields = SHASH_INITIALIZER(&all_fields); | |
5547 | struct dpif_support_field *field; | |
5548 | struct shash_node *node; | |
88186383 | 5549 | bool changed = false; |
18e5d1a8 AZ |
5550 | |
5551 | #define DPIF_SUPPORT_FIELD(TYPE, NAME, TITLE) \ | |
5552 | {\ | |
5553 | struct dpif_support_field *f = xmalloc(sizeof *f); \ | |
88186383 AZ |
5554 | *f = DPIF_SUPPORT_FIELD_INTIALIZER(&rt_support->NAME, \ |
5555 | &bt_support->NAME, \ | |
5556 | TITLE, \ | |
5557 | DPIF_SUPPORT_FIELD_##TYPE);\ | |
18e5d1a8 AZ |
5558 | shash_add_once(&all_fields, #NAME, f); \ |
5559 | } | |
5560 | DPIF_SUPPORT_FIELDS; | |
5561 | #undef DPIF_SUPPORT_FIELD | |
5562 | ||
5563 | #define ODP_SUPPORT_FIELD(TYPE, NAME, TITLE) \ | |
5564 | {\ | |
5565 | struct dpif_support_field *f = xmalloc(sizeof *f); \ | |
88186383 AZ |
5566 | *f = DPIF_SUPPORT_FIELD_INTIALIZER(&rt_support->odp.NAME, \ |
5567 | &bt_support->odp.NAME, \ | |
5568 | TITLE, \ | |
5569 | DPIF_SUPPORT_FIELD_##TYPE);\ | |
18e5d1a8 AZ |
5570 | shash_add_once(&all_fields, #NAME, f); \ |
5571 | } | |
5572 | ODP_SUPPORT_FIELDS; | |
5573 | #undef ODP_SUPPORT_FIELD | |
5574 | ||
5575 | if (!name) { | |
18e5d1a8 AZ |
5576 | SHASH_FOR_EACH (node, &all_fields) { |
5577 | display_support_field(node->name, node->data, ds); | |
5578 | } | |
5579 | goto done; | |
5580 | } | |
5581 | ||
5582 | node = shash_find(&all_fields, name); | |
5583 | if (!node) { | |
5584 | ds_put_cstr(ds, "Unexpected support field"); | |
5585 | goto done; | |
5586 | } | |
5587 | field = node->data; | |
5588 | ||
5589 | if (!value) { | |
5590 | display_support_field(node->name, field, ds); | |
5591 | goto done; | |
5592 | } | |
5593 | ||
5594 | if (field->type == DPIF_SUPPORT_FIELD_bool) { | |
88186383 AZ |
5595 | if (!strcasecmp(value, "true")) { |
5596 | if (*(bool *)field->bt_ptr) { | |
5597 | *(bool *)field->rt_ptr = true; | |
5598 | changed = true; | |
5599 | } else { | |
5600 | ds_put_cstr(ds, "Can not enable features not supported by the datapth"); | |
5601 | } | |
5602 | } else if (!strcasecmp(value, "false")) { | |
5603 | *(bool *)field->rt_ptr = false; | |
5604 | changed = true; | |
18e5d1a8 AZ |
5605 | } else { |
5606 | ds_put_cstr(ds, "Boolean value expected"); | |
5607 | } | |
5608 | } else if (field->type == DPIF_SUPPORT_FIELD_size_t) { | |
5609 | int v; | |
5610 | if (str_to_int(value, 10, &v)) { | |
5611 | if (v >= 0) { | |
88186383 AZ |
5612 | if (v <= *(size_t *)field->bt_ptr) { |
5613 | *(size_t *)field->rt_ptr = v; | |
5614 | changed = true; | |
5615 | } else { | |
5616 | ds_put_cstr(ds, "Can not set value beyond the datapath capability"); | |
5617 | } | |
18e5d1a8 AZ |
5618 | } else { |
5619 | ds_put_format(ds, "Negative number not expected"); | |
5620 | } | |
5621 | } else { | |
5622 | ds_put_cstr(ds, "Integer number expected"); | |
5623 | } | |
5624 | } | |
5625 | ||
5626 | done: | |
5627 | shash_destroy_free_data(&all_fields); | |
88186383 | 5628 | return changed; |
18e5d1a8 AZ |
5629 | } |
5630 | ||
dc54ef36 EJ |
5631 | static void |
5632 | dpif_show_backer(const struct dpif_backer *backer, struct ds *ds) | |
27022416 | 5633 | { |
dc54ef36 | 5634 | const struct shash_node **ofprotos; |
e79a6c83 | 5635 | struct dpif_dp_stats dp_stats; |
dc54ef36 | 5636 | struct shash ofproto_shash; |
09672174 | 5637 | size_t i; |
655ab909 | 5638 | |
e79a6c83 | 5639 | dpif_get_dp_stats(backer->dpif, &dp_stats); |
dc54ef36 | 5640 | ds_put_format(ds, "%s: hit:%"PRIu64" missed:%"PRIu64"\n", |
e79a6c83 | 5641 | dpif_name(backer->dpif), dp_stats.n_hit, dp_stats.n_missed); |
dc54ef36 | 5642 | |
dc54ef36 EJ |
5643 | shash_init(&ofproto_shash); |
5644 | ofprotos = get_ofprotos(&ofproto_shash); | |
5645 | for (i = 0; i < shash_count(&ofproto_shash); i++) { | |
5646 | struct ofproto_dpif *ofproto = ofprotos[i]->data; | |
5647 | const struct shash_node **ports; | |
5648 | size_t j; | |
0a740f48 | 5649 | |
dc54ef36 EJ |
5650 | if (ofproto->backer != backer) { |
5651 | continue; | |
0a740f48 | 5652 | } |
27022416 | 5653 | |
7be29a47 | 5654 | ds_put_format(ds, " %s:\n", ofproto->up.name); |
dc54ef36 EJ |
5655 | |
5656 | ports = shash_sort(&ofproto->up.port_by_name); | |
5657 | for (j = 0; j < shash_count(&ofproto->up.port_by_name); j++) { | |
5658 | const struct shash_node *node = ports[j]; | |
5659 | struct ofport *ofport = node->data; | |
5660 | struct smap config; | |
4e022ec0 | 5661 | odp_port_t odp_port; |
27022416 | 5662 | |
7be29a47 | 5663 | ds_put_format(ds, " %s %u/", netdev_get_name(ofport->netdev), |
dc54ef36 | 5664 | ofport->ofp_port); |
27022416 | 5665 | |
dc54ef36 | 5666 | odp_port = ofp_port_to_odp_port(ofproto, ofport->ofp_port); |
4e022ec0 | 5667 | if (odp_port != ODPP_NONE) { |
dc54ef36 EJ |
5668 | ds_put_format(ds, "%"PRIu32":", odp_port); |
5669 | } else { | |
5670 | ds_put_cstr(ds, "none:"); | |
5671 | } | |
27022416 | 5672 | |
dc54ef36 | 5673 | ds_put_format(ds, " (%s", netdev_get_type(ofport->netdev)); |
27022416 | 5674 | |
dc54ef36 EJ |
5675 | smap_init(&config); |
5676 | if (!netdev_get_config(ofport->netdev, &config)) { | |
71f21279 BP |
5677 | const struct smap_node **nodes = smap_sort(&config); |
5678 | for (size_t k = 0; k < smap_count(&config); k++) { | |
5679 | ds_put_format(ds, "%c %s=%s", k ? ',' : ':', | |
5680 | nodes[k]->key, nodes[k]->value); | |
dc54ef36 EJ |
5681 | } |
5682 | free(nodes); | |
27022416 | 5683 | } |
dc54ef36 EJ |
5684 | smap_destroy(&config); |
5685 | ||
27022416 | 5686 | ds_put_char(ds, ')'); |
dc54ef36 | 5687 | ds_put_char(ds, '\n'); |
27022416 | 5688 | } |
dc54ef36 | 5689 | free(ports); |
27022416 | 5690 | } |
dc54ef36 EJ |
5691 | shash_destroy(&ofproto_shash); |
5692 | free(ofprotos); | |
27022416 JP |
5693 | } |
5694 | ||
5695 | static void | |
dc54ef36 EJ |
5696 | ofproto_unixctl_dpif_show(struct unixctl_conn *conn, int argc OVS_UNUSED, |
5697 | const char *argv[] OVS_UNUSED, void *aux OVS_UNUSED) | |
27022416 JP |
5698 | { |
5699 | struct ds ds = DS_EMPTY_INITIALIZER; | |
dc54ef36 EJ |
5700 | const struct shash_node **backers; |
5701 | int i; | |
27022416 | 5702 | |
dc54ef36 EJ |
5703 | backers = shash_sort(&all_dpif_backers); |
5704 | for (i = 0; i < shash_count(&all_dpif_backers); i++) { | |
5705 | dpif_show_backer(backers[i]->data, &ds); | |
27022416 | 5706 | } |
dc54ef36 | 5707 | free(backers); |
27022416 JP |
5708 | |
5709 | unixctl_command_reply(conn, ds_cstr(&ds)); | |
5710 | ds_destroy(&ds); | |
5711 | } | |
5712 | ||
5713 | static void | |
5714 | ofproto_unixctl_dpif_dump_flows(struct unixctl_conn *conn, | |
5715 | int argc OVS_UNUSED, const char *argv[], | |
5716 | void *aux OVS_UNUSED) | |
5717 | { | |
27022416 | 5718 | const struct ofproto_dpif *ofproto; |
ac64794a BP |
5719 | |
5720 | struct ds ds = DS_EMPTY_INITIALIZER; | |
ac64794a BP |
5721 | |
5722 | struct dpif_flow_dump *flow_dump; | |
5723 | struct dpif_flow_dump_thread *flow_dump_thread; | |
5724 | struct dpif_flow f; | |
938eaa50 | 5725 | int error; |
27022416 | 5726 | |
911b4a7e | 5727 | ofproto = ofproto_dpif_lookup_by_name(argv[argc - 1]); |
27022416 JP |
5728 | if (!ofproto) { |
5729 | unixctl_command_reply_error(conn, "no such bridge"); | |
5730 | return; | |
5731 | } | |
5732 | ||
d1fd1ea9 BP |
5733 | bool verbosity = false; |
5734 | bool names = false; | |
5735 | bool set_names = false; | |
5736 | for (int i = 1; i < argc - 1; i++) { | |
5737 | if (!strcmp(argv[i], "-m")) { | |
5738 | verbosity = true; | |
5739 | } else if (!strcmp(argv[i], "--names")) { | |
5740 | names = true; | |
5741 | set_names = true; | |
5742 | } else if (!strcmp(argv[i], "--no-names")) { | |
5743 | names = false; | |
5744 | set_names = true; | |
5745 | } | |
5746 | } | |
5747 | if (!set_names) { | |
5748 | names = verbosity; | |
04b541df GS |
5749 | } |
5750 | ||
d1fd1ea9 BP |
5751 | struct hmap *portno_names = NULL; |
5752 | if (names) { | |
5753 | portno_names = xmalloc(sizeof *portno_names); | |
5754 | hmap_init(portno_names); | |
5755 | ||
5756 | struct dpif_port dpif_port; | |
5757 | struct dpif_port_dump port_dump; | |
5758 | DPIF_PORT_FOR_EACH (&dpif_port, &port_dump, ofproto->backer->dpif) { | |
5759 | odp_portno_names_set(portno_names, dpif_port.port_no, | |
5760 | dpif_port.name); | |
5761 | } | |
04b541df GS |
5762 | } |
5763 | ||
1b849273 | 5764 | ds_init(&ds); |
7e8b7199 | 5765 | flow_dump = dpif_flow_dump_create(ofproto->backer->dpif, false, NULL); |
ac64794a BP |
5766 | flow_dump_thread = dpif_flow_dump_thread_create(flow_dump); |
5767 | while (dpif_flow_dump_next(flow_dump_thread, &f, 1)) { | |
ef377a58 JR |
5768 | struct flow flow; |
5769 | ||
d40533fc BP |
5770 | if ((odp_flow_key_to_flow(f.key, f.key_len, &flow, NULL) |
5771 | == ODP_FIT_ERROR) | |
5772 | || (xlate_lookup_ofproto(ofproto->backer, &flow, NULL, NULL) | |
5773 | != ofproto)) { | |
04d08d54 EJ |
5774 | continue; |
5775 | } | |
5776 | ||
70e5ed6f JS |
5777 | if (verbosity) { |
5778 | odp_format_ufid(&f.ufid, &ds); | |
5779 | ds_put_cstr(&ds, " "); | |
5780 | } | |
ac64794a | 5781 | odp_flow_format(f.key, f.key_len, f.mask, f.mask_len, |
d1fd1ea9 | 5782 | portno_names, &ds, verbosity); |
1b849273 | 5783 | ds_put_cstr(&ds, ", "); |
ac64794a | 5784 | dpif_flow_stats_format(&f.stats, &ds); |
27022416 | 5785 | ds_put_cstr(&ds, ", actions:"); |
0722f341 | 5786 | format_odp_actions(&ds, f.actions, f.actions_len, portno_names); |
27022416 JP |
5787 | ds_put_char(&ds, '\n'); |
5788 | } | |
ac64794a BP |
5789 | dpif_flow_dump_thread_destroy(flow_dump_thread); |
5790 | error = dpif_flow_dump_destroy(flow_dump); | |
27022416 | 5791 | |
938eaa50 | 5792 | if (error) { |
1b849273 JS |
5793 | ds_clear(&ds); |
5794 | ds_put_format(&ds, "dpif/dump_flows failed: %s", ovs_strerror(errno)); | |
5795 | unixctl_command_reply_error(conn, ds_cstr(&ds)); | |
5796 | } else { | |
5797 | unixctl_command_reply(conn, ds_cstr(&ds)); | |
5798 | } | |
d1fd1ea9 BP |
5799 | if (portno_names) { |
5800 | odp_portno_names_destroy(portno_names); | |
5801 | hmap_destroy(portno_names); | |
5802 | free(portno_names); | |
5803 | } | |
27022416 JP |
5804 | ds_destroy(&ds); |
5805 | } | |
5806 | ||
a98b700d AZ |
5807 | static void |
5808 | ofproto_unixctl_dpif_show_dp_features(struct unixctl_conn *conn, | |
5809 | int argc, const char *argv[], | |
5810 | void *aux OVS_UNUSED) | |
5811 | { | |
5812 | struct ds ds = DS_EMPTY_INITIALIZER; | |
5813 | const char *br = argv[argc -1]; | |
911b4a7e | 5814 | struct ofproto_dpif *ofproto = ofproto_dpif_lookup_by_name(br); |
a98b700d AZ |
5815 | |
5816 | if (!ofproto) { | |
5817 | unixctl_command_reply_error(conn, "no such bridge"); | |
5818 | return; | |
5819 | } | |
5820 | ||
88186383 | 5821 | dpif_show_support(&ofproto->backer->bt_support, &ds); |
a98b700d AZ |
5822 | unixctl_command_reply(conn, ds_cstr(&ds)); |
5823 | } | |
5824 | ||
18e5d1a8 AZ |
5825 | static void |
5826 | ofproto_unixctl_dpif_set_dp_features(struct unixctl_conn *conn, | |
5827 | int argc, const char *argv[], | |
5828 | void *aux OVS_UNUSED) | |
5829 | { | |
5830 | struct ds ds = DS_EMPTY_INITIALIZER; | |
5831 | const char *br = argv[1]; | |
5832 | const char *name, *value; | |
911b4a7e | 5833 | struct ofproto_dpif *ofproto = ofproto_dpif_lookup_by_name(br); |
88186383 | 5834 | bool changed; |
18e5d1a8 AZ |
5835 | |
5836 | if (!ofproto) { | |
5837 | unixctl_command_reply_error(conn, "no such bridge"); | |
5838 | return; | |
5839 | } | |
5840 | ||
5841 | name = argc > 2 ? argv[2] : NULL; | |
5842 | value = argc > 3 ? argv[3] : NULL; | |
88186383 AZ |
5843 | changed = dpif_set_support(&ofproto->backer->rt_support, |
5844 | &ofproto->backer->bt_support, | |
5845 | name, value, &ds); | |
5846 | if (changed) { | |
5847 | xlate_set_support(ofproto, &ofproto->backer->rt_support); | |
5848 | udpif_flush(ofproto->backer->udpif); | |
5849 | } | |
18e5d1a8 | 5850 | unixctl_command_reply(conn, ds_cstr(&ds)); |
88186383 | 5851 | ds_destroy(&ds); |
18e5d1a8 AZ |
5852 | } |
5853 | ||
a36de779 PS |
5854 | static void |
5855 | ofproto_unixctl_init(void) | |
abe529af BP |
5856 | { |
5857 | static bool registered; | |
5858 | if (registered) { | |
5859 | return; | |
5860 | } | |
5861 | registered = true; | |
5862 | ||
96e466a3 | 5863 | unixctl_command_register("fdb/flush", "[bridge]", 0, 1, |
0e15264f BP |
5864 | ofproto_unixctl_fdb_flush, NULL); |
5865 | unixctl_command_register("fdb/show", "bridge", 1, 1, | |
5866 | ofproto_unixctl_fdb_show, NULL); | |
95dcecc5 EC |
5867 | unixctl_command_register("fdb/stats-clear", "[bridge]", 0, 1, |
5868 | ofproto_unixctl_fdb_stats_clear, NULL); | |
5869 | unixctl_command_register("fdb/stats-show", "bridge", 1, 1, | |
5870 | ofproto_unixctl_fdb_stats_show, NULL); | |
08fdcc12 FL |
5871 | unixctl_command_register("mdb/flush", "[bridge]", 0, 1, |
5872 | ofproto_unixctl_mcast_snooping_flush, NULL); | |
5873 | unixctl_command_register("mdb/show", "bridge", 1, 1, | |
5874 | ofproto_unixctl_mcast_snooping_show, NULL); | |
27022416 JP |
5875 | unixctl_command_register("dpif/dump-dps", "", 0, 0, |
5876 | ofproto_unixctl_dpif_dump_dps, NULL); | |
dc54ef36 EJ |
5877 | unixctl_command_register("dpif/show", "", 0, 0, ofproto_unixctl_dpif_show, |
5878 | NULL); | |
a98b700d AZ |
5879 | unixctl_command_register("dpif/show-dp-features", "bridge", 1, 1, |
5880 | ofproto_unixctl_dpif_show_dp_features, NULL); | |
9ec4eddb AGS |
5881 | unixctl_command_register("dpif/dump-flows", |
5882 | "[-m] [--names | --no-names] bridge", 1, INT_MAX, | |
27022416 | 5883 | ofproto_unixctl_dpif_dump_flows, NULL); |
18e5d1a8 AZ |
5884 | unixctl_command_register("dpif/set-dp-features", "bridge", 1, 3 , |
5885 | ofproto_unixctl_dpif_set_dp_features, NULL); | |
abe529af BP |
5886 | } |
5887 | \f | |
46c88433 | 5888 | static odp_port_t |
4e022ec0 | 5889 | ofp_port_to_odp_port(const struct ofproto_dpif *ofproto, ofp_port_t ofp_port) |
e1b1d06a | 5890 | { |
e672ff9b | 5891 | const struct ofport_dpif *ofport = ofp_port_to_ofport(ofproto, ofp_port); |
4e022ec0 | 5892 | return ofport ? ofport->odp_port : ODPP_NONE; |
e1b1d06a JP |
5893 | } |
5894 | ||
8449c4d6 | 5895 | struct ofport_dpif * |
4e022ec0 | 5896 | odp_port_to_ofport(const struct dpif_backer *backer, odp_port_t odp_port) |
e1b1d06a JP |
5897 | { |
5898 | struct ofport_dpif *port; | |
5899 | ||
8449c4d6 | 5900 | ovs_rwlock_rdlock(&backer->odp_to_ofport_lock); |
f9c0c3ec | 5901 | HMAP_FOR_EACH_IN_BUCKET (port, odp_port_node, hash_odp_port(odp_port), |
acf60855 | 5902 | &backer->odp_to_ofport_map) { |
e1b1d06a | 5903 | if (port->odp_port == odp_port) { |
8449c4d6 | 5904 | ovs_rwlock_unlock(&backer->odp_to_ofport_lock); |
acf60855 | 5905 | return port; |
e1b1d06a JP |
5906 | } |
5907 | } | |
5908 | ||
8449c4d6 | 5909 | ovs_rwlock_unlock(&backer->odp_to_ofport_lock); |
acf60855 JP |
5910 | return NULL; |
5911 | } | |
5912 | ||
4e022ec0 AW |
5913 | static ofp_port_t |
5914 | odp_port_to_ofp_port(const struct ofproto_dpif *ofproto, odp_port_t odp_port) | |
acf60855 JP |
5915 | { |
5916 | struct ofport_dpif *port; | |
5917 | ||
5918 | port = odp_port_to_ofport(ofproto->backer, odp_port); | |
6472ba11 | 5919 | if (port && &ofproto->up == port->up.ofproto) { |
acf60855 JP |
5920 | return port->up.ofp_port; |
5921 | } else { | |
5922 | return OFPP_NONE; | |
5923 | } | |
e1b1d06a | 5924 | } |
655ab909 | 5925 | |
6a6b7060 BP |
5926 | /* 'match' is non-const to allow for temporary modifications. Any changes are |
5927 | * restored before returning. */ | |
adcf00ba AZ |
5928 | int |
5929 | ofproto_dpif_add_internal_flow(struct ofproto_dpif *ofproto, | |
6a6b7060 | 5930 | struct match *match, int priority, |
290ad78a | 5931 | uint16_t idle_timeout, |
adcf00ba AZ |
5932 | const struct ofpbuf *ofpacts, |
5933 | struct rule **rulep) | |
5934 | { | |
7338102b | 5935 | struct ofputil_flow_mod fm; |
adcf00ba AZ |
5936 | struct rule_dpif *rule; |
5937 | int error; | |
5938 | ||
7338102b | 5939 | fm = (struct ofputil_flow_mod) { |
c184807c | 5940 | .buffer_id = UINT32_MAX, |
39cc5c4a BP |
5941 | .priority = priority, |
5942 | .table_id = TBL_INTERNAL, | |
5943 | .command = OFPFC_ADD, | |
5944 | .idle_timeout = idle_timeout, | |
5945 | .flags = OFPUTIL_FF_HIDDEN_FIELDS | OFPUTIL_FF_NO_READONLY, | |
5946 | .ofpacts = ofpacts->data, | |
5947 | .ofpacts_len = ofpacts->size, | |
39cc5c4a | 5948 | }; |
6a6b7060 | 5949 | minimatch_init(&fm.match, match); |
7338102b | 5950 | error = ofproto_flow_mod(&ofproto->up, &fm); |
6a6b7060 BP |
5951 | minimatch_destroy(&fm.match); |
5952 | ||
adcf00ba AZ |
5953 | if (error) { |
5954 | VLOG_ERR_RL(&rl, "failed to add internal flow (%s)", | |
5955 | ofperr_to_string(error)); | |
5956 | *rulep = NULL; | |
5957 | return error; | |
5958 | } | |
5959 | ||
621b8064 JR |
5960 | rule = rule_dpif_lookup_in_table(ofproto, |
5961 | ofproto_dpif_get_tables_version(ofproto), | |
6a6b7060 | 5962 | TBL_INTERNAL, &match->flow, &match->wc); |
adcf00ba | 5963 | if (rule) { |
adcf00ba AZ |
5964 | *rulep = &rule->up; |
5965 | } else { | |
5966 | OVS_NOT_REACHED(); | |
5967 | } | |
5968 | return 0; | |
5969 | } | |
5970 | ||
5971 | int | |
5972 | ofproto_dpif_delete_internal_flow(struct ofproto_dpif *ofproto, | |
5973 | struct match *match, int priority) | |
5974 | { | |
7338102b | 5975 | struct ofputil_flow_mod fm; |
adcf00ba AZ |
5976 | int error; |
5977 | ||
7338102b | 5978 | fm = (struct ofputil_flow_mod) { |
c184807c | 5979 | .buffer_id = UINT32_MAX, |
39cc5c4a BP |
5980 | .priority = priority, |
5981 | .table_id = TBL_INTERNAL, | |
02a9757e HH |
5982 | .out_port = OFPP_ANY, |
5983 | .out_group = OFPG_ANY, | |
39cc5c4a BP |
5984 | .flags = OFPUTIL_FF_HIDDEN_FIELDS | OFPUTIL_FF_NO_READONLY, |
5985 | .command = OFPFC_DELETE_STRICT, | |
5986 | }; | |
6a6b7060 | 5987 | minimatch_init(&fm.match, match); |
7338102b | 5988 | error = ofproto_flow_mod(&ofproto->up, &fm); |
6a6b7060 BP |
5989 | minimatch_destroy(&fm.match); |
5990 | ||
adcf00ba AZ |
5991 | if (error) { |
5992 | VLOG_ERR_RL(&rl, "failed to delete internal flow (%s)", | |
5993 | ofperr_to_string(error)); | |
5994 | return error; | |
5995 | } | |
5996 | ||
5997 | return 0; | |
5998 | } | |
5999 | ||
5dddf960 JR |
6000 | static void |
6001 | meter_get_features(const struct ofproto *ofproto_, | |
6002 | struct ofputil_meter_features *features) | |
6003 | { | |
6004 | const struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
6005 | ||
6006 | dpif_meter_get_features(ofproto->backer->dpif, features); | |
6007 | } | |
6008 | ||
6009 | static enum ofperr | |
6010 | meter_set(struct ofproto *ofproto_, ofproto_meter_id *meter_id, | |
6011 | struct ofputil_meter_config *config) | |
6012 | { | |
6013 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
6014 | ||
333ad77d AZ |
6015 | /* Provider ID unknown. Use backer to allocate a new DP meter */ |
6016 | if (meter_id->uint32 == UINT32_MAX) { | |
6017 | if (!ofproto->backer->meter_ids) { | |
22205481 | 6018 | return OFPERR_OFPMMFC_OUT_OF_METERS; /* Meters not supported. */ |
333ad77d AZ |
6019 | } |
6020 | ||
6021 | if(!id_pool_alloc_id(ofproto->backer->meter_ids, &meter_id->uint32)) { | |
22205481 | 6022 | return OFPERR_OFPMMFC_OUT_OF_METERS; /* Can't allocate meter. */ |
333ad77d AZ |
6023 | } |
6024 | } | |
6025 | ||
8101f03f | 6026 | switch (dpif_meter_set(ofproto->backer->dpif, *meter_id, config)) { |
5dddf960 JR |
6027 | case 0: |
6028 | return 0; | |
6029 | case EFBIG: /* meter_id out of range */ | |
6030 | case ENOMEM: /* Cannot allocate meter */ | |
6031 | return OFPERR_OFPMMFC_OUT_OF_METERS; | |
6032 | case EBADF: /* Unsupported flags */ | |
6033 | return OFPERR_OFPMMFC_BAD_FLAGS; | |
6034 | case EINVAL: /* Too many bands */ | |
6035 | return OFPERR_OFPMMFC_OUT_OF_BANDS; | |
6036 | case ENODEV: /* Unsupported band type */ | |
6037 | return OFPERR_OFPMMFC_BAD_BAND; | |
66a396d4 | 6038 | case EDOM: /* Rate must be non-zero */ |
2029ce9a | 6039 | return OFPERR_OFPMMFC_BAD_RATE; |
5dddf960 JR |
6040 | default: |
6041 | return OFPERR_OFPMMFC_UNKNOWN; | |
6042 | } | |
6043 | } | |
6044 | ||
6045 | static enum ofperr | |
6046 | meter_get(const struct ofproto *ofproto_, ofproto_meter_id meter_id, | |
6047 | struct ofputil_meter_stats *stats, uint16_t n_bands) | |
6048 | { | |
6049 | const struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
6050 | ||
6051 | if (!dpif_meter_get(ofproto->backer->dpif, meter_id, stats, n_bands)) { | |
6052 | return 0; | |
6053 | } | |
6054 | return OFPERR_OFPMMFC_UNKNOWN_METER; | |
6055 | } | |
6056 | ||
333ad77d AZ |
6057 | struct free_meter_id_args { |
6058 | struct ofproto_dpif *ofproto; | |
6059 | ofproto_meter_id meter_id; | |
6060 | }; | |
6061 | ||
6062 | static void | |
6063 | free_meter_id(struct free_meter_id_args *args) | |
6064 | { | |
6065 | struct ofproto_dpif *ofproto = args->ofproto; | |
6066 | ||
6067 | dpif_meter_del(ofproto->backer->dpif, args->meter_id, NULL, 0); | |
6068 | id_pool_free_id(ofproto->backer->meter_ids, args->meter_id.uint32); | |
6069 | free(args); | |
6070 | } | |
6071 | ||
5dddf960 JR |
6072 | static void |
6073 | meter_del(struct ofproto *ofproto_, ofproto_meter_id meter_id) | |
6074 | { | |
333ad77d AZ |
6075 | struct free_meter_id_args *arg = xmalloc(sizeof *arg); |
6076 | ||
6077 | /* Before a meter can be deleted, Openflow spec requires all rules | |
6078 | * referring to the meter to be (automatically) removed before the | |
6079 | * meter is deleted. However, since vswitchd is multi-threaded, | |
6080 | * those rules and their actions remain accessible by other threads, | |
6081 | * especially by the handler and revalidator threads. | |
6082 | * Postpone meter deletion after RCU grace period, so that ongoing | |
6083 | * upcall translation or flow revalidation can complete. */ | |
6084 | arg->ofproto = ofproto_dpif_cast(ofproto_); | |
6085 | arg->meter_id = meter_id; | |
6086 | ovsrcu_postpone(free_meter_id, arg); | |
5dddf960 JR |
6087 | } |
6088 | ||
abe529af | 6089 | const struct ofproto_class ofproto_dpif_class = { |
b0408fca | 6090 | init, |
abe529af BP |
6091 | enumerate_types, |
6092 | enumerate_names, | |
6093 | del, | |
0aeaabc8 | 6094 | port_open_type, |
acf60855 | 6095 | type_run, |
acf60855 | 6096 | type_wait, |
abe529af BP |
6097 | alloc, |
6098 | construct, | |
6099 | destruct, | |
6100 | dealloc, | |
6101 | run, | |
f07c97f5 | 6102 | ofproto_dpif_wait, |
e79a6c83 | 6103 | NULL, /* get_memory_usage. */ |
1c030aa5 | 6104 | type_get_memory_usage, |
abe529af | 6105 | flush, |
3c1bb396 | 6106 | query_tables, |
4e413ac8 | 6107 | NULL, /* modify_tables */ |
621b8064 | 6108 | set_tables_version, |
abe529af BP |
6109 | port_alloc, |
6110 | port_construct, | |
6111 | port_destruct, | |
6112 | port_dealloc, | |
6113 | port_modified, | |
6114 | port_reconfigured, | |
6115 | port_query_by_name, | |
6116 | port_add, | |
6117 | port_del, | |
91364d18 | 6118 | port_set_config, |
6527c598 | 6119 | port_get_stats, |
723b6ab2 | 6120 | vport_get_status, |
abe529af BP |
6121 | port_dump_start, |
6122 | port_dump_next, | |
6123 | port_dump_done, | |
6124 | port_poll, | |
6125 | port_poll_wait, | |
6126 | port_is_lacp_current, | |
50b9699f | 6127 | port_get_lacp_stats, |
0ab6decf | 6128 | NULL, /* rule_choose_table */ |
abe529af BP |
6129 | rule_alloc, |
6130 | rule_construct, | |
8037acb4 | 6131 | rule_insert, |
1fc71871 | 6132 | NULL, /* rule_delete */ |
abe529af BP |
6133 | rule_destruct, |
6134 | rule_dealloc, | |
abe529af | 6135 | rule_get_stats, |
1f4a8933 | 6136 | packet_xlate, |
6dd3c787 | 6137 | packet_xlate_revert, |
1f4a8933 | 6138 | packet_execute, |
7257b535 | 6139 | set_frag_handling, |
77ab5fd2 | 6140 | nxt_resume, |
abe529af BP |
6141 | set_netflow, |
6142 | get_netflow_ids, | |
6143 | set_sflow, | |
29089a54 | 6144 | set_ipfix, |
fb8f22c1 | 6145 | get_ipfix_stats, |
abe529af | 6146 | set_cfm, |
8f5514fe | 6147 | cfm_status_changed, |
9a9e3786 | 6148 | get_cfm_status, |
0477baa9 DF |
6149 | set_lldp, |
6150 | get_lldp_status, | |
6151 | set_aa, | |
6152 | aa_mapping_set, | |
6153 | aa_mapping_unset, | |
6154 | aa_vlan_get_queued, | |
6155 | aa_vlan_get_queue_size, | |
ccc09689 | 6156 | set_bfd, |
8f5514fe | 6157 | bfd_status_changed, |
ccc09689 | 6158 | get_bfd_status, |
21f7563c JP |
6159 | set_stp, |
6160 | get_stp_status, | |
6161 | set_stp_port, | |
6162 | get_stp_port_status, | |
fd28ce3a | 6163 | get_stp_port_stats, |
9efd308e DV |
6164 | set_rstp, |
6165 | get_rstp_status, | |
6166 | set_rstp_port, | |
6167 | get_rstp_port_status, | |
8b36f51e | 6168 | set_queues, |
abe529af BP |
6169 | bundle_set, |
6170 | bundle_remove, | |
ec7ceaed EJ |
6171 | mirror_set__, |
6172 | mirror_get_stats__, | |
abe529af BP |
6173 | set_flood_vlans, |
6174 | is_mirror_output_bundle, | |
8402c74b | 6175 | forward_bpdu_changed, |
c4069512 | 6176 | set_mac_table_config, |
7c38d0a5 FL |
6177 | set_mcast_snooping, |
6178 | set_mcast_snooping_port, | |
5dddf960 JR |
6179 | meter_get_features, |
6180 | meter_set, | |
6181 | meter_get, | |
6182 | meter_del, | |
00430a3f SH |
6183 | group_alloc, /* group_alloc */ |
6184 | group_construct, /* group_construct */ | |
6185 | group_destruct, /* group_destruct */ | |
6186 | group_dealloc, /* group_dealloc */ | |
ccb3bc08 | 6187 | NULL, /* group_modify */ |
00430a3f | 6188 | group_get_stats, /* group_get_stats */ |
b5cbbcf6 | 6189 | get_datapath_version, /* get_datapath_version */ |
d4f6865c | 6190 | type_set_config, |
2a7c4805 | 6191 | ct_flush, /* ct_flush */ |
abe529af | 6192 | }; |