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abe529af | 1 | /* |
fed8962a | 2 | * Copyright (c) 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016, 2017 Nicira, Inc. |
abe529af BP |
3 | * |
4 | * Licensed under the Apache License, Version 2.0 (the "License"); | |
5 | * you may not use this file except in compliance with the License. | |
6 | * You may obtain a copy of the License at: | |
7 | * | |
8 | * http://www.apache.org/licenses/LICENSE-2.0 | |
9 | * | |
10 | * Unless required by applicable law or agreed to in writing, software | |
11 | * distributed under the License is distributed on an "AS IS" BASIS, | |
12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | |
13 | * See the License for the specific language governing permissions and | |
14 | * limitations under the License. | |
15 | */ | |
16 | ||
17 | #include <config.h> | |
abe529af BP |
18 | #include <errno.h> |
19 | ||
ccc09689 | 20 | #include "bfd.h" |
abe529af | 21 | #include "bond.h" |
daff3353 | 22 | #include "bundle.h" |
abe529af | 23 | #include "byte-order.h" |
f23d157c | 24 | #include "connectivity.h" |
abe529af BP |
25 | #include "connmgr.h" |
26 | #include "coverage.h" | |
27 | #include "cfm.h" | |
2a7c4805 | 28 | #include "ct-dpif.h" |
abe529af | 29 | #include "fail-open.h" |
05067881 | 30 | #include "guarded-list.h" |
abe529af BP |
31 | #include "hmapx.h" |
32 | #include "lacp.h" | |
75a75043 | 33 | #include "learn.h" |
abe529af | 34 | #include "mac-learning.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" | |
57 | #include "openvswitch/ofp-parse.h" | |
25d436fb | 58 | #include "openvswitch/ofp-print.h" |
b598f214 BW |
59 | #include "openvswitch/ofp-util.h" |
60 | #include "openvswitch/ofpbuf.h" | |
911b4a7e | 61 | #include "openvswitch/uuid.h" |
b598f214 BW |
62 | #include "openvswitch/vlog.h" |
63 | #include "ovs-lldp.h" | |
dfba2dfc | 64 | #include "ovs-rcu.h" |
a36de779 | 65 | #include "ovs-router.h" |
fd016ae3 | 66 | #include "openvswitch/poll-loop.h" |
f23d157c | 67 | #include "seq.h" |
0d085684 | 68 | #include "simap.h" |
27022416 | 69 | #include "smap.h" |
abe529af | 70 | #include "timer.h" |
b9ad7294 | 71 | #include "tunnel.h" |
6c1491fb | 72 | #include "unaligned.h" |
abe529af | 73 | #include "unixctl.h" |
ee89ea7b | 74 | #include "util.h" |
911b4a7e | 75 | #include "uuid.h" |
abe529af | 76 | #include "vlan-bitmap.h" |
abe529af BP |
77 | |
78 | VLOG_DEFINE_THIS_MODULE(ofproto_dpif); | |
79 | ||
abe529af | 80 | COVERAGE_DEFINE(ofproto_dpif_expired); |
ada3a58d | 81 | COVERAGE_DEFINE(packet_in_overflow); |
abe529af | 82 | |
a088a1ff | 83 | struct flow_miss; |
abe529af | 84 | |
dc437090 JR |
85 | static void rule_get_stats(struct rule *, uint64_t *packets, uint64_t *bytes, |
86 | long long int *used); | |
70742c7f | 87 | static struct rule_dpif *rule_dpif_cast(const struct rule *); |
f5857865 | 88 | static void rule_expire(struct rule_dpif *, long long now); |
b0f7b9b5 | 89 | |
46c88433 EJ |
90 | struct ofbundle { |
91 | struct hmap_node hmap_node; /* In struct ofproto's "bundles" hmap. */ | |
92 | struct ofproto_dpif *ofproto; /* Owning ofproto. */ | |
93 | void *aux; /* Key supplied by ofproto's client. */ | |
94 | char *name; /* Identifier for log messages. */ | |
95 | ||
96 | /* Configuration. */ | |
31f4a577 | 97 | struct ovs_list ports; /* Contains "struct ofport_dpif"s. */ |
46c88433 | 98 | enum port_vlan_mode vlan_mode; /* VLAN mode */ |
fed8962a | 99 | uint16_t qinq_ethtype; |
46c88433 EJ |
100 | int vlan; /* -1=trunk port, else a 12-bit VLAN ID. */ |
101 | unsigned long *trunks; /* Bitmap of trunked VLANs, if 'vlan' == -1. | |
102 | * NULL if all VLANs are trunked. */ | |
fed8962a | 103 | unsigned long *cvlans; |
46c88433 EJ |
104 | struct lacp *lacp; /* LACP if LACP is enabled, otherwise NULL. */ |
105 | struct bond *bond; /* Nonnull iff more than one port. */ | |
106 | bool use_priority_tags; /* Use 802.1p tag for frames in VLAN 0? */ | |
107 | ||
c005f976 BK |
108 | bool protected; /* Protected port mode */ |
109 | ||
46c88433 EJ |
110 | /* Status. */ |
111 | bool floodable; /* True if no port has OFPUTIL_PC_NO_FLOOD set. */ | |
112 | }; | |
113 | ||
abe529af | 114 | static void bundle_remove(struct ofport *); |
7bde8dd8 | 115 | static void bundle_update(struct ofbundle *); |
abe529af BP |
116 | static void bundle_destroy(struct ofbundle *); |
117 | static void bundle_del_port(struct ofport_dpif *); | |
118 | static void bundle_run(struct ofbundle *); | |
119 | static void bundle_wait(struct ofbundle *); | |
66ff280d | 120 | static void bundle_flush_macs(struct ofbundle *, bool); |
2372c146 | 121 | static void bundle_move(struct ofbundle *, struct ofbundle *); |
33158a18 | 122 | |
21f7563c JP |
123 | static void stp_run(struct ofproto_dpif *ofproto); |
124 | static void stp_wait(struct ofproto_dpif *ofproto); | |
851bf71d EJ |
125 | static int set_stp_port(struct ofport *, |
126 | const struct ofproto_port_stp_settings *); | |
21f7563c | 127 | |
9efd308e DV |
128 | static void rstp_run(struct ofproto_dpif *ofproto); |
129 | static void set_rstp_port(struct ofport *, | |
130 | const struct ofproto_port_rstp_settings *); | |
131 | ||
46c88433 EJ |
132 | struct ofport_dpif { |
133 | struct hmap_node odp_port_node; /* In dpif_backer's "odp_to_ofport_map". */ | |
134 | struct ofport up; | |
135 | ||
136 | odp_port_t odp_port; | |
137 | struct ofbundle *bundle; /* Bundle that contains this port, if any. */ | |
ca6ba700 | 138 | struct ovs_list bundle_node;/* In struct ofbundle's "ports" list. */ |
46c88433 EJ |
139 | struct cfm *cfm; /* Connectivity Fault Management, if any. */ |
140 | struct bfd *bfd; /* BFD, if any. */ | |
0477baa9 | 141 | struct lldp *lldp; /* lldp, if any. */ |
46c88433 EJ |
142 | bool may_enable; /* May be enabled in bonds. */ |
143 | bool is_tunnel; /* This port is a tunnel. */ | |
144 | long long int carrier_seq; /* Carrier status changes. */ | |
145 | struct ofport_dpif *peer; /* Peer if patch port. */ | |
146 | ||
147 | /* Spanning tree. */ | |
148 | struct stp_port *stp_port; /* Spanning Tree Protocol, if any. */ | |
149 | enum stp_state stp_state; /* Always STP_DISABLED if STP not in use. */ | |
150 | long long int stp_state_entered; | |
151 | ||
9efd308e DV |
152 | /* Rapid Spanning Tree. */ |
153 | struct rstp_port *rstp_port; /* Rapid Spanning Tree Protocol, if any. */ | |
154 | enum rstp_state rstp_state; /* Always RSTP_DISABLED if RSTP not in use. */ | |
155 | ||
55954f6e EJ |
156 | /* Queue to DSCP mapping. */ |
157 | struct ofproto_port_queue *qdscp; | |
158 | size_t n_qdscp; | |
46c88433 EJ |
159 | }; |
160 | ||
46c88433 EJ |
161 | static odp_port_t ofp_port_to_odp_port(const struct ofproto_dpif *, |
162 | ofp_port_t); | |
163 | ||
4e022ec0 | 164 | static ofp_port_t odp_port_to_ofp_port(const struct ofproto_dpif *, |
46c88433 | 165 | odp_port_t); |
e1b1d06a | 166 | |
abe529af BP |
167 | static struct ofport_dpif * |
168 | ofport_dpif_cast(const struct ofport *ofport) | |
169 | { | |
abe529af BP |
170 | return ofport ? CONTAINER_OF(ofport, struct ofport_dpif, up) : NULL; |
171 | } | |
172 | ||
173 | static void port_run(struct ofport_dpif *); | |
8aee94b6 | 174 | static int set_bfd(struct ofport *, const struct smap *); |
a5610457 | 175 | static int set_cfm(struct ofport *, const struct cfm_settings *); |
0477baa9 | 176 | static int set_lldp(struct ofport *ofport_, const struct smap *cfg); |
6cbbf4fa | 177 | static void ofport_update_peer(struct ofport_dpif *); |
abe529af | 178 | |
3c4a309c BP |
179 | COVERAGE_DEFINE(rev_reconfigure); |
180 | COVERAGE_DEFINE(rev_stp); | |
9efd308e | 181 | COVERAGE_DEFINE(rev_rstp); |
4a1b8f30 | 182 | COVERAGE_DEFINE(rev_bond); |
3c4a309c BP |
183 | COVERAGE_DEFINE(rev_port_toggled); |
184 | COVERAGE_DEFINE(rev_flow_table); | |
30618594 | 185 | COVERAGE_DEFINE(rev_mac_learning); |
6d95c4e8 | 186 | COVERAGE_DEFINE(rev_mcast_snooping); |
3c4a309c | 187 | |
acf60855 | 188 | /* All existing ofproto_backer instances, indexed by ofproto->up.type. */ |
07a3cd5c | 189 | struct shash all_dpif_backers = SHASH_INITIALIZER(&all_dpif_backers); |
46c88433 | 190 | |
b44a10b7 | 191 | /* All existing ofproto_dpif instances, indexed by ->up.name. */ |
911b4a7e JP |
192 | static struct hmap all_ofproto_dpifs_by_name = |
193 | HMAP_INITIALIZER(&all_ofproto_dpifs_by_name); | |
194 | ||
195 | /* All existing ofproto_dpif instances, indexed by ->uuid. */ | |
196 | static struct hmap all_ofproto_dpifs_by_uuid = | |
197 | HMAP_INITIALIZER(&all_ofproto_dpifs_by_uuid); | |
b44a10b7 | 198 | |
a36de779 PS |
199 | static bool ofproto_use_tnl_push_pop = true; |
200 | static void ofproto_unixctl_init(void); | |
abe529af | 201 | |
46c88433 EJ |
202 | static inline struct ofproto_dpif * |
203 | ofproto_dpif_cast(const struct ofproto *ofproto) | |
204 | { | |
205 | ovs_assert(ofproto->ofproto_class == &ofproto_dpif_class); | |
206 | return CONTAINER_OF(ofproto, struct ofproto_dpif, up); | |
207 | } | |
208 | ||
abe529af BP |
209 | /* Global variables. */ |
210 | static struct vlog_rate_limit rl = VLOG_RATE_LIMIT_INIT(1, 5); | |
acf60855 JP |
211 | |
212 | /* Initial mappings of port to bridge mappings. */ | |
213 | static struct shash init_ofp_ports = SHASH_INITIALIZER(&init_ofp_ports); | |
46c88433 | 214 | |
2c7ee524 JR |
215 | /* Initialize 'ofm' for a learn action. If the rule already existed, reference |
216 | * to that rule is taken, otherwise a new rule is created. 'ofm' keeps the | |
217 | * rule reference in both cases. */ | |
218 | enum ofperr | |
219 | ofproto_dpif_flow_mod_init_for_learn(struct ofproto_dpif *ofproto, | |
220 | const struct ofputil_flow_mod *fm, | |
221 | struct ofproto_flow_mod *ofm) | |
46c88433 | 222 | { |
2c7ee524 JR |
223 | /* This will not take the global 'ofproto_mutex'. */ |
224 | return ofproto_flow_mod_init_for_learn(&ofproto->up, fm, ofm); | |
46c88433 EJ |
225 | } |
226 | ||
a2b53dec BP |
227 | /* Appends 'am' to the queue of asynchronous messages to be sent to the |
228 | * controller. Takes ownership of 'am' and any data it points to. */ | |
46c88433 | 229 | void |
a2b53dec BP |
230 | ofproto_dpif_send_async_msg(struct ofproto_dpif *ofproto, |
231 | struct ofproto_async_msg *am) | |
46c88433 | 232 | { |
a2b53dec | 233 | if (!guarded_list_push_back(&ofproto->ams, &am->list_node, 1024)) { |
ada3a58d | 234 | COVERAGE_INC(packet_in_overflow); |
a2b53dec | 235 | ofproto_async_msg_free(am); |
ada3a58d | 236 | } |
cfc50ae5 AW |
237 | |
238 | /* Wakes up main thread for packet-in I/O. */ | |
a2b53dec | 239 | seq_change(ofproto->ams_seq); |
46c88433 | 240 | } |
abe529af BP |
241 | \f |
242 | /* Factory functions. */ | |
243 | ||
b0408fca | 244 | static void |
acf60855 | 245 | init(const struct shash *iface_hints) |
b0408fca | 246 | { |
acf60855 JP |
247 | struct shash_node *node; |
248 | ||
249 | /* Make a local copy, since we don't own 'iface_hints' elements. */ | |
250 | SHASH_FOR_EACH(node, iface_hints) { | |
251 | const struct iface_hint *orig_hint = node->data; | |
252 | struct iface_hint *new_hint = xmalloc(sizeof *new_hint); | |
253 | ||
254 | new_hint->br_name = xstrdup(orig_hint->br_name); | |
255 | new_hint->br_type = xstrdup(orig_hint->br_type); | |
256 | new_hint->ofp_port = orig_hint->ofp_port; | |
257 | ||
258 | shash_add(&init_ofp_ports, node->name, new_hint); | |
259 | } | |
0fc1f5c0 HH |
260 | |
261 | ofproto_unixctl_init(); | |
d13ee228 | 262 | ofproto_dpif_trace_init(); |
0fc1f5c0 | 263 | udpif_init(); |
b0408fca JP |
264 | } |
265 | ||
abe529af BP |
266 | static void |
267 | enumerate_types(struct sset *types) | |
268 | { | |
269 | dp_enumerate_types(types); | |
270 | } | |
271 | ||
272 | static int | |
273 | enumerate_names(const char *type, struct sset *names) | |
274 | { | |
acf60855 JP |
275 | struct ofproto_dpif *ofproto; |
276 | ||
277 | sset_clear(names); | |
911b4a7e JP |
278 | HMAP_FOR_EACH (ofproto, all_ofproto_dpifs_by_name_node, |
279 | &all_ofproto_dpifs_by_name) { | |
acf60855 JP |
280 | if (strcmp(type, ofproto->up.type)) { |
281 | continue; | |
282 | } | |
283 | sset_add(names, ofproto->up.name); | |
284 | } | |
285 | ||
286 | return 0; | |
abe529af BP |
287 | } |
288 | ||
289 | static int | |
290 | del(const char *type, const char *name) | |
291 | { | |
292 | struct dpif *dpif; | |
293 | int error; | |
294 | ||
295 | error = dpif_open(name, type, &dpif); | |
296 | if (!error) { | |
297 | error = dpif_delete(dpif); | |
298 | dpif_close(dpif); | |
299 | } | |
300 | return error; | |
301 | } | |
302 | \f | |
0aeaabc8 JP |
303 | static const char * |
304 | port_open_type(const char *datapath_type, const char *port_type) | |
305 | { | |
306 | return dpif_port_open_type(datapath_type, port_type); | |
307 | } | |
308 | ||
acf60855 JP |
309 | /* Type functions. */ |
310 | ||
36beb9be BP |
311 | static void process_dpif_port_changes(struct dpif_backer *); |
312 | static void process_dpif_all_ports_changed(struct dpif_backer *); | |
313 | static void process_dpif_port_change(struct dpif_backer *, | |
314 | const char *devname); | |
315 | static void process_dpif_port_error(struct dpif_backer *, int error); | |
316 | ||
476cb42a BP |
317 | static struct ofproto_dpif * |
318 | lookup_ofproto_dpif_by_port_name(const char *name) | |
319 | { | |
320 | struct ofproto_dpif *ofproto; | |
321 | ||
911b4a7e JP |
322 | HMAP_FOR_EACH (ofproto, all_ofproto_dpifs_by_name_node, |
323 | &all_ofproto_dpifs_by_name) { | |
476cb42a BP |
324 | if (sset_contains(&ofproto->ports, name)) { |
325 | return ofproto; | |
326 | } | |
327 | } | |
328 | ||
329 | return NULL; | |
330 | } | |
331 | ||
acf60855 JP |
332 | static int |
333 | type_run(const char *type) | |
334 | { | |
335 | struct dpif_backer *backer; | |
acf60855 JP |
336 | |
337 | backer = shash_find_data(&all_dpif_backers, type); | |
338 | if (!backer) { | |
339 | /* This is not necessarily a problem, since backers are only | |
340 | * created on demand. */ | |
341 | return 0; | |
342 | } | |
343 | ||
a36de779 PS |
344 | if (dpif_run(backer->dpif)) { |
345 | backer->need_revalidate = REV_RECONFIGURE; | |
346 | } | |
347 | ||
27f57736 | 348 | udpif_run(backer->udpif); |
acf60855 | 349 | |
40358701 GS |
350 | /* If vswitchd started with other_config:flow_restore_wait set as "true", |
351 | * and the configuration has now changed to "false", enable receiving | |
352 | * packets from the datapath. */ | |
353 | if (!backer->recv_set_enable && !ofproto_get_flow_restore_wait()) { | |
36beb9be BP |
354 | int error; |
355 | ||
40358701 GS |
356 | backer->recv_set_enable = true; |
357 | ||
358 | error = dpif_recv_set(backer->dpif, backer->recv_set_enable); | |
359 | if (error) { | |
360 | VLOG_ERR("Failed to enable receiving packets in dpif."); | |
361 | return error; | |
362 | } | |
363 | dpif_flow_flush(backer->dpif); | |
364 | backer->need_revalidate = REV_RECONFIGURE; | |
365 | } | |
366 | ||
6567010f | 367 | if (backer->recv_set_enable) { |
e79a6c83 | 368 | udpif_set_threads(backer->udpif, n_handlers, n_revalidators); |
448a4b2f AW |
369 | } |
370 | ||
a1616063 | 371 | if (backer->need_revalidate) { |
2cc3c58e | 372 | struct ofproto_dpif *ofproto; |
a614d823 KM |
373 | struct simap_node *node; |
374 | struct simap tmp_backers; | |
375 | ||
376 | /* Handle tunnel garbage collection. */ | |
377 | simap_init(&tmp_backers); | |
378 | simap_swap(&backer->tnl_backers, &tmp_backers); | |
379 | ||
911b4a7e JP |
380 | HMAP_FOR_EACH (ofproto, all_ofproto_dpifs_by_name_node, |
381 | &all_ofproto_dpifs_by_name) { | |
a614d823 KM |
382 | struct ofport_dpif *iter; |
383 | ||
384 | if (backer != ofproto->backer) { | |
385 | continue; | |
386 | } | |
387 | ||
388 | HMAP_FOR_EACH (iter, up.hmap_node, &ofproto->up.ports) { | |
3aa30359 | 389 | char namebuf[NETDEV_VPORT_NAME_BUFSIZE]; |
a614d823 | 390 | const char *dp_port; |
c8025aee | 391 | odp_port_t old_odp_port; |
a614d823 | 392 | |
42943cde | 393 | if (!iter->is_tunnel) { |
a614d823 KM |
394 | continue; |
395 | } | |
396 | ||
3aa30359 BP |
397 | dp_port = netdev_vport_get_dpif_port(iter->up.netdev, |
398 | namebuf, sizeof namebuf); | |
c8025aee | 399 | old_odp_port = iter->odp_port; |
a614d823 KM |
400 | node = simap_find(&tmp_backers, dp_port); |
401 | if (node) { | |
402 | simap_put(&backer->tnl_backers, dp_port, node->data); | |
403 | simap_delete(&tmp_backers, node); | |
404 | node = simap_find(&backer->tnl_backers, dp_port); | |
405 | } else { | |
406 | node = simap_find(&backer->tnl_backers, dp_port); | |
407 | if (!node) { | |
4e022ec0 | 408 | odp_port_t odp_port = ODPP_NONE; |
a614d823 KM |
409 | |
410 | if (!dpif_port_add(backer->dpif, iter->up.netdev, | |
411 | &odp_port)) { | |
4e022ec0 AW |
412 | simap_put(&backer->tnl_backers, dp_port, |
413 | odp_to_u32(odp_port)); | |
a614d823 KM |
414 | node = simap_find(&backer->tnl_backers, dp_port); |
415 | } | |
416 | } | |
417 | } | |
418 | ||
4e022ec0 | 419 | iter->odp_port = node ? u32_to_odp(node->data) : ODPP_NONE; |
42943cde | 420 | if (tnl_port_reconfigure(iter, iter->up.netdev, |
c8025aee | 421 | iter->odp_port, old_odp_port, |
a36de779 | 422 | ovs_native_tunneling_is_on(ofproto), dp_port)) { |
a614d823 KM |
423 | backer->need_revalidate = REV_RECONFIGURE; |
424 | } | |
425 | } | |
426 | } | |
427 | ||
428 | SIMAP_FOR_EACH (node, &tmp_backers) { | |
97459c2f | 429 | dpif_port_del(backer->dpif, u32_to_odp(node->data), false); |
a614d823 KM |
430 | } |
431 | simap_destroy(&tmp_backers); | |
2cc3c58e EJ |
432 | |
433 | switch (backer->need_revalidate) { | |
1373ee25 FL |
434 | case REV_RECONFIGURE: COVERAGE_INC(rev_reconfigure); break; |
435 | case REV_STP: COVERAGE_INC(rev_stp); break; | |
9efd308e | 436 | case REV_RSTP: COVERAGE_INC(rev_rstp); break; |
1373ee25 FL |
437 | case REV_BOND: COVERAGE_INC(rev_bond); break; |
438 | case REV_PORT_TOGGLED: COVERAGE_INC(rev_port_toggled); break; | |
439 | case REV_FLOW_TABLE: COVERAGE_INC(rev_flow_table); break; | |
440 | case REV_MAC_LEARNING: COVERAGE_INC(rev_mac_learning); break; | |
6d95c4e8 | 441 | case REV_MCAST_SNOOPING: COVERAGE_INC(rev_mcast_snooping); break; |
2cc3c58e | 442 | } |
f728af2e BP |
443 | backer->need_revalidate = 0; |
444 | ||
fa7c3899 | 445 | xlate_txn_start(); |
911b4a7e JP |
446 | HMAP_FOR_EACH (ofproto, all_ofproto_dpifs_by_name_node, |
447 | &all_ofproto_dpifs_by_name) { | |
a1616063 | 448 | struct ofport_dpif *ofport; |
a1616063 | 449 | struct ofbundle *bundle; |
2cc3c58e EJ |
450 | |
451 | if (ofproto->backer != backer) { | |
452 | continue; | |
453 | } | |
454 | ||
89a8a7f0 | 455 | xlate_ofproto_set(ofproto, ofproto->up.name, |
34dd0d78 | 456 | ofproto->backer->dpif, ofproto->ml, |
9efd308e DV |
457 | ofproto->stp, ofproto->rstp, ofproto->ms, |
458 | ofproto->mbridge, ofproto->sflow, ofproto->ipfix, | |
2f47cdf4 | 459 | ofproto->netflow, |
a1616063 | 460 | ofproto->up.forward_bpdu, |
4b97b70d | 461 | connmgr_has_in_band(ofproto->up.connmgr), |
88186383 | 462 | &ofproto->backer->rt_support); |
46c88433 | 463 | |
a1616063 EJ |
464 | HMAP_FOR_EACH (bundle, hmap_node, &ofproto->bundles) { |
465 | xlate_bundle_set(ofproto, bundle, bundle->name, | |
fed8962a EG |
466 | bundle->vlan_mode, bundle->qinq_ethtype, |
467 | bundle->vlan, bundle->trunks, bundle->cvlans, | |
f0fb825a | 468 | bundle->use_priority_tags, |
a1616063 | 469 | bundle->bond, bundle->lacp, |
c005f976 | 470 | bundle->floodable, bundle->protected); |
a1616063 EJ |
471 | } |
472 | ||
473 | HMAP_FOR_EACH (ofport, up.hmap_node, &ofproto->up.ports) { | |
9d189a50 EJ |
474 | int stp_port = ofport->stp_port |
475 | ? stp_port_no(ofport->stp_port) | |
92cf817b | 476 | : -1; |
a1616063 EJ |
477 | xlate_ofport_set(ofproto, ofport->bundle, ofport, |
478 | ofport->up.ofp_port, ofport->odp_port, | |
0477baa9 DF |
479 | ofport->up.netdev, ofport->cfm, ofport->bfd, |
480 | ofport->lldp, ofport->peer, stp_port, | |
f025bcb7 JR |
481 | ofport->rstp_port, ofport->qdscp, |
482 | ofport->n_qdscp, ofport->up.pp.config, | |
483 | ofport->up.pp.state, ofport->is_tunnel, | |
484 | ofport->may_enable); | |
46c88433 | 485 | } |
2cc3c58e | 486 | } |
fa7c3899 | 487 | xlate_txn_commit(); |
e1ec7dd4 EJ |
488 | |
489 | udpif_revalidate(backer->udpif); | |
2cc3c58e EJ |
490 | } |
491 | ||
36beb9be | 492 | process_dpif_port_changes(backer); |
acf60855 JP |
493 | |
494 | return 0; | |
495 | } | |
496 | ||
36beb9be BP |
497 | /* Check for and handle port changes in 'backer''s dpif. */ |
498 | static void | |
499 | process_dpif_port_changes(struct dpif_backer *backer) | |
500 | { | |
501 | for (;;) { | |
502 | char *devname; | |
503 | int error; | |
504 | ||
505 | error = dpif_port_poll(backer->dpif, &devname); | |
506 | switch (error) { | |
507 | case EAGAIN: | |
508 | return; | |
509 | ||
510 | case ENOBUFS: | |
511 | process_dpif_all_ports_changed(backer); | |
512 | break; | |
513 | ||
514 | case 0: | |
515 | process_dpif_port_change(backer, devname); | |
516 | free(devname); | |
517 | break; | |
518 | ||
519 | default: | |
520 | process_dpif_port_error(backer, error); | |
521 | break; | |
522 | } | |
523 | } | |
524 | } | |
525 | ||
526 | static void | |
527 | process_dpif_all_ports_changed(struct dpif_backer *backer) | |
528 | { | |
529 | struct ofproto_dpif *ofproto; | |
530 | struct dpif_port dpif_port; | |
531 | struct dpif_port_dump dump; | |
532 | struct sset devnames; | |
533 | const char *devname; | |
534 | ||
535 | sset_init(&devnames); | |
911b4a7e JP |
536 | HMAP_FOR_EACH (ofproto, all_ofproto_dpifs_by_name_node, |
537 | &all_ofproto_dpifs_by_name) { | |
36beb9be BP |
538 | if (ofproto->backer == backer) { |
539 | struct ofport *ofport; | |
540 | ||
541 | HMAP_FOR_EACH (ofport, hmap_node, &ofproto->up.ports) { | |
542 | sset_add(&devnames, netdev_get_name(ofport->netdev)); | |
543 | } | |
544 | } | |
545 | } | |
546 | DPIF_PORT_FOR_EACH (&dpif_port, &dump, backer->dpif) { | |
547 | sset_add(&devnames, dpif_port.name); | |
548 | } | |
549 | ||
550 | SSET_FOR_EACH (devname, &devnames) { | |
551 | process_dpif_port_change(backer, devname); | |
552 | } | |
553 | sset_destroy(&devnames); | |
554 | } | |
555 | ||
556 | static void | |
557 | process_dpif_port_change(struct dpif_backer *backer, const char *devname) | |
558 | { | |
559 | struct ofproto_dpif *ofproto; | |
560 | struct dpif_port port; | |
561 | ||
562 | /* Don't report on the datapath's device. */ | |
563 | if (!strcmp(devname, dpif_base_name(backer->dpif))) { | |
564 | return; | |
565 | } | |
566 | ||
911b4a7e JP |
567 | HMAP_FOR_EACH (ofproto, all_ofproto_dpifs_by_name_node, |
568 | &all_ofproto_dpifs_by_name) { | |
36beb9be BP |
569 | if (simap_contains(&ofproto->backer->tnl_backers, devname)) { |
570 | return; | |
571 | } | |
572 | } | |
573 | ||
574 | ofproto = lookup_ofproto_dpif_by_port_name(devname); | |
575 | if (dpif_port_query_by_name(backer->dpif, devname, &port)) { | |
576 | /* The port was removed. If we know the datapath, | |
577 | * report it through poll_set(). If we don't, it may be | |
578 | * notifying us of a removal we initiated, so ignore it. | |
579 | * If there's a pending ENOBUFS, let it stand, since | |
580 | * everything will be reevaluated. */ | |
581 | if (ofproto && ofproto->port_poll_errno != ENOBUFS) { | |
582 | sset_add(&ofproto->port_poll_set, devname); | |
583 | ofproto->port_poll_errno = 0; | |
584 | } | |
585 | } else if (!ofproto) { | |
586 | /* The port was added, but we don't know with which | |
587 | * ofproto we should associate it. Delete it. */ | |
97459c2f | 588 | dpif_port_del(backer->dpif, port.port_no, false); |
74cc3969 BP |
589 | } else { |
590 | struct ofport_dpif *ofport; | |
591 | ||
592 | ofport = ofport_dpif_cast(shash_find_data( | |
593 | &ofproto->up.port_by_name, devname)); | |
594 | if (ofport | |
595 | && ofport->odp_port != port.port_no | |
596 | && !odp_port_to_ofport(backer, port.port_no)) | |
597 | { | |
598 | /* 'ofport''s datapath port number has changed from | |
599 | * 'ofport->odp_port' to 'port.port_no'. Update our internal data | |
600 | * structures to match. */ | |
8449c4d6 | 601 | ovs_rwlock_wrlock(&backer->odp_to_ofport_lock); |
74cc3969 BP |
602 | hmap_remove(&backer->odp_to_ofport_map, &ofport->odp_port_node); |
603 | ofport->odp_port = port.port_no; | |
604 | hmap_insert(&backer->odp_to_ofport_map, &ofport->odp_port_node, | |
605 | hash_odp_port(port.port_no)); | |
8449c4d6 | 606 | ovs_rwlock_unlock(&backer->odp_to_ofport_lock); |
74cc3969 BP |
607 | backer->need_revalidate = REV_RECONFIGURE; |
608 | } | |
36beb9be BP |
609 | } |
610 | dpif_port_destroy(&port); | |
611 | } | |
612 | ||
613 | /* Propagate 'error' to all ofprotos based on 'backer'. */ | |
614 | static void | |
615 | process_dpif_port_error(struct dpif_backer *backer, int error) | |
616 | { | |
617 | struct ofproto_dpif *ofproto; | |
618 | ||
911b4a7e JP |
619 | HMAP_FOR_EACH (ofproto, all_ofproto_dpifs_by_name_node, |
620 | &all_ofproto_dpifs_by_name) { | |
36beb9be BP |
621 | if (ofproto->backer == backer) { |
622 | sset_clear(&ofproto->port_poll_set); | |
623 | ofproto->port_poll_errno = error; | |
624 | } | |
625 | } | |
626 | } | |
627 | ||
acf60855 JP |
628 | static void |
629 | type_wait(const char *type) | |
630 | { | |
631 | struct dpif_backer *backer; | |
632 | ||
633 | backer = shash_find_data(&all_dpif_backers, type); | |
634 | if (!backer) { | |
635 | /* This is not necessarily a problem, since backers are only | |
636 | * created on demand. */ | |
637 | return; | |
638 | } | |
639 | ||
c0365fc8 | 640 | dpif_wait(backer->dpif); |
acf60855 JP |
641 | } |
642 | \f | |
abe529af BP |
643 | /* Basic life-cycle. */ |
644 | ||
c57b2226 BP |
645 | static int add_internal_flows(struct ofproto_dpif *); |
646 | ||
abe529af BP |
647 | static struct ofproto * |
648 | alloc(void) | |
649 | { | |
3da29e32 | 650 | struct ofproto_dpif *ofproto = xzalloc(sizeof *ofproto); |
abe529af BP |
651 | return &ofproto->up; |
652 | } | |
653 | ||
654 | static void | |
655 | dealloc(struct ofproto *ofproto_) | |
656 | { | |
657 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
658 | free(ofproto); | |
659 | } | |
660 | ||
acf60855 | 661 | static void |
fe13ccdc | 662 | close_dpif_backer(struct dpif_backer *backer, bool del) |
acf60855 | 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 | ||
7d82ab2e | 672 | simap_destroy(&backer->tnl_backers); |
8449c4d6 | 673 | ovs_rwlock_destroy(&backer->odp_to_ofport_lock); |
acf60855 | 674 | hmap_destroy(&backer->odp_to_ofport_map); |
4f7cc3c7 | 675 | shash_find_and_delete(&all_dpif_backers, backer->type); |
acf60855 | 676 | free(backer->type); |
b5cbbcf6 | 677 | free(backer->dp_version_string); |
fe13ccdc AZ |
678 | if (del) { |
679 | dpif_delete(backer->dpif); | |
680 | } | |
acf60855 | 681 | dpif_close(backer->dpif); |
333ad77d | 682 | id_pool_destroy(backer->meter_ids); |
acf60855 JP |
683 | free(backer); |
684 | } | |
685 | ||
686 | /* Datapath port slated for removal from datapath. */ | |
687 | struct odp_garbage { | |
ca6ba700 | 688 | struct ovs_list list_node; |
4e022ec0 | 689 | odp_port_t odp_port; |
acf60855 JP |
690 | }; |
691 | ||
b440dd8c | 692 | static void check_support(struct dpif_backer *backer); |
4b97b70d | 693 | |
acf60855 JP |
694 | static int |
695 | open_dpif_backer(const char *type, struct dpif_backer **backerp) | |
696 | { | |
697 | struct dpif_backer *backer; | |
698 | struct dpif_port_dump port_dump; | |
699 | struct dpif_port port; | |
700 | struct shash_node *node; | |
ca6ba700 | 701 | struct ovs_list garbage_list; |
5f03c983 | 702 | struct odp_garbage *garbage; |
f5374617 | 703 | |
acf60855 JP |
704 | struct sset names; |
705 | char *backer_name; | |
706 | const char *name; | |
707 | int error; | |
708 | ||
709 | backer = shash_find_data(&all_dpif_backers, type); | |
710 | if (backer) { | |
711 | backer->refcount++; | |
712 | *backerp = backer; | |
713 | return 0; | |
714 | } | |
715 | ||
716 | backer_name = xasprintf("ovs-%s", type); | |
717 | ||
718 | /* Remove any existing datapaths, since we assume we're the only | |
719 | * userspace controlling the datapath. */ | |
720 | sset_init(&names); | |
721 | dp_enumerate_names(type, &names); | |
722 | SSET_FOR_EACH(name, &names) { | |
723 | struct dpif *old_dpif; | |
724 | ||
725 | /* Don't remove our backer if it exists. */ | |
726 | if (!strcmp(name, backer_name)) { | |
727 | continue; | |
728 | } | |
729 | ||
730 | if (dpif_open(name, type, &old_dpif)) { | |
731 | VLOG_WARN("couldn't open old datapath %s to remove it", name); | |
732 | } else { | |
733 | dpif_delete(old_dpif); | |
734 | dpif_close(old_dpif); | |
735 | } | |
736 | } | |
737 | sset_destroy(&names); | |
738 | ||
739 | backer = xmalloc(sizeof *backer); | |
740 | ||
741 | error = dpif_create_and_open(backer_name, type, &backer->dpif); | |
742 | free(backer_name); | |
743 | if (error) { | |
744 | VLOG_ERR("failed to open datapath of type %s: %s", type, | |
10a89ef0 | 745 | ovs_strerror(error)); |
4c1b1289 | 746 | free(backer); |
acf60855 JP |
747 | return error; |
748 | } | |
e1ec7dd4 | 749 | backer->udpif = udpif_create(backer, backer->dpif); |
acf60855 JP |
750 | |
751 | backer->type = xstrdup(type); | |
752 | backer->refcount = 1; | |
753 | hmap_init(&backer->odp_to_ofport_map); | |
8449c4d6 | 754 | ovs_rwlock_init(&backer->odp_to_ofport_lock); |
2cc3c58e | 755 | backer->need_revalidate = 0; |
7d82ab2e | 756 | simap_init(&backer->tnl_backers); |
40358701 | 757 | backer->recv_set_enable = !ofproto_get_flow_restore_wait(); |
acf60855 JP |
758 | *backerp = backer; |
759 | ||
40358701 GS |
760 | if (backer->recv_set_enable) { |
761 | dpif_flow_flush(backer->dpif); | |
762 | } | |
acf60855 JP |
763 | |
764 | /* Loop through the ports already on the datapath and remove any | |
765 | * that we don't need anymore. */ | |
417e7e66 | 766 | ovs_list_init(&garbage_list); |
acf60855 JP |
767 | dpif_port_dump_start(&port_dump, backer->dpif); |
768 | while (dpif_port_dump_next(&port_dump, &port)) { | |
769 | node = shash_find(&init_ofp_ports, port.name); | |
770 | if (!node && strcmp(port.name, dpif_base_name(backer->dpif))) { | |
771 | garbage = xmalloc(sizeof *garbage); | |
772 | garbage->odp_port = port.port_no; | |
417e7e66 | 773 | ovs_list_push_front(&garbage_list, &garbage->list_node); |
acf60855 JP |
774 | } |
775 | } | |
776 | dpif_port_dump_done(&port_dump); | |
777 | ||
5f03c983 | 778 | LIST_FOR_EACH_POP (garbage, list_node, &garbage_list) { |
97459c2f | 779 | dpif_port_del(backer->dpif, garbage->odp_port, false); |
acf60855 JP |
780 | free(garbage); |
781 | } | |
782 | ||
783 | shash_add(&all_dpif_backers, type, backer); | |
784 | ||
b440dd8c | 785 | check_support(backer); |
a36de779 PS |
786 | atomic_count_init(&backer->tnl_count, 0); |
787 | ||
40358701 | 788 | error = dpif_recv_set(backer->dpif, backer->recv_set_enable); |
acf60855 JP |
789 | if (error) { |
790 | VLOG_ERR("failed to listen on datapath of type %s: %s", | |
10a89ef0 | 791 | type, ovs_strerror(error)); |
fe13ccdc | 792 | close_dpif_backer(backer, false); |
acf60855 JP |
793 | return error; |
794 | } | |
6567010f EJ |
795 | |
796 | if (backer->recv_set_enable) { | |
e79a6c83 | 797 | udpif_set_threads(backer->udpif, n_handlers, n_revalidators); |
6567010f | 798 | } |
acf60855 | 799 | |
b5cbbcf6 | 800 | backer->dp_version_string = dpif_get_dp_version(backer->dpif); |
48931b58 | 801 | |
333ad77d AZ |
802 | /* Manage Datapath meter IDs if supported. */ |
803 | struct ofputil_meter_features features; | |
804 | dpif_meter_get_features(backer->dpif, &features); | |
805 | if (features.max_meters) { | |
806 | backer->meter_ids = id_pool_create(0, features.max_meters); | |
807 | } else { | |
808 | backer->meter_ids = NULL; | |
809 | } | |
810 | ||
88186383 AZ |
811 | /* Make a pristine snapshot of 'support' into 'boottime_support'. |
812 | * 'boottime_support' can be checked to prevent 'support' to be changed | |
813 | * beyond the datapath capabilities. In case 'support' is changed by | |
814 | * the user, 'boottime_support' can be used to restore it. */ | |
815 | backer->bt_support = backer->rt_support; | |
816 | ||
acf60855 JP |
817 | return error; |
818 | } | |
819 | ||
a36de779 PS |
820 | bool |
821 | ovs_native_tunneling_is_on(struct ofproto_dpif *ofproto) | |
822 | { | |
88186383 AZ |
823 | return ofproto_use_tnl_push_pop |
824 | && ofproto->backer->rt_support.tnl_push_pop | |
825 | && atomic_count_get(&ofproto->backer->tnl_count); | |
a36de779 PS |
826 | } |
827 | ||
9b2cb971 SH |
828 | /* Tests whether 'backer''s datapath supports recirculation. Only newer |
829 | * datapaths support OVS_KEY_ATTR_RECIRC_ID in keys. We need to disable some | |
830 | * features on older datapaths that don't support this feature. | |
adcf00ba AZ |
831 | * |
832 | * Returns false if 'backer' definitely does not support recirculation, true if | |
833 | * it seems to support recirculation or if at least the error we get is | |
834 | * ambiguous. */ | |
835 | static bool | |
836 | check_recirc(struct dpif_backer *backer) | |
837 | { | |
838 | struct flow flow; | |
839 | struct odputil_keybuf keybuf; | |
840 | struct ofpbuf key; | |
2c85851f | 841 | bool enable_recirc; |
5262eea1 JG |
842 | struct odp_flow_key_parms odp_parms = { |
843 | .flow = &flow, | |
2494ccd7 JS |
844 | .support = { |
845 | .recirc = true, | |
846 | }, | |
5262eea1 | 847 | }; |
adcf00ba AZ |
848 | |
849 | memset(&flow, 0, sizeof flow); | |
850 | flow.recirc_id = 1; | |
851 | flow.dp_hash = 1; | |
852 | ||
853 | ofpbuf_use_stack(&key, &keybuf, sizeof keybuf); | |
5262eea1 | 854 | odp_flow_key_from_flow(&odp_parms, &key); |
2c85851f | 855 | enable_recirc = dpif_probe_feature(backer->dpif, "recirculation", &key, |
bb71c96e | 856 | NULL, NULL); |
adcf00ba | 857 | |
adcf00ba AZ |
858 | if (enable_recirc) { |
859 | VLOG_INFO("%s: Datapath supports recirculation", | |
860 | dpif_name(backer->dpif)); | |
861 | } else { | |
862 | VLOG_INFO("%s: Datapath does not support recirculation", | |
863 | dpif_name(backer->dpif)); | |
864 | } | |
865 | ||
866 | return enable_recirc; | |
867 | } | |
868 | ||
7915c9d6 | 869 | /* Tests whether 'dpif' supports unique flow ids. We can skip serializing |
8e1ffd75 JS |
870 | * some flow attributes for datapaths that support this feature. |
871 | * | |
872 | * Returns true if 'dpif' supports UFID for flow operations. | |
873 | * Returns false if 'dpif' does not support UFID. */ | |
874 | static bool | |
875 | check_ufid(struct dpif_backer *backer) | |
876 | { | |
877 | struct flow flow; | |
878 | struct odputil_keybuf keybuf; | |
879 | struct ofpbuf key; | |
880 | ovs_u128 ufid; | |
881 | bool enable_ufid; | |
5262eea1 JG |
882 | struct odp_flow_key_parms odp_parms = { |
883 | .flow = &flow, | |
884 | }; | |
8e1ffd75 JS |
885 | |
886 | memset(&flow, 0, sizeof flow); | |
887 | flow.dl_type = htons(0x1234); | |
888 | ||
889 | ofpbuf_use_stack(&key, &keybuf, sizeof keybuf); | |
5262eea1 | 890 | odp_flow_key_from_flow(&odp_parms, &key); |
6fd6ed71 | 891 | dpif_flow_hash(backer->dpif, key.data, key.size, &ufid); |
8e1ffd75 | 892 | |
bb71c96e | 893 | enable_ufid = dpif_probe_feature(backer->dpif, "UFID", &key, NULL, &ufid); |
8e1ffd75 JS |
894 | |
895 | if (enable_ufid) { | |
7915c9d6 | 896 | VLOG_INFO("%s: Datapath supports unique flow ids", |
8e1ffd75 JS |
897 | dpif_name(backer->dpif)); |
898 | } else { | |
7915c9d6 | 899 | VLOG_INFO("%s: Datapath does not support unique flow ids", |
8e1ffd75 JS |
900 | dpif_name(backer->dpif)); |
901 | } | |
902 | return enable_ufid; | |
903 | } | |
904 | ||
f0fb825a EG |
905 | /* Tests number of 802.1q VLAN headers supported by 'backer''s datapath. |
906 | * | |
907 | * Returns the number of elements in a struct flow's vlan | |
908 | * if the datapath supports at least that many VLAN headers. */ | |
909 | static size_t | |
910 | check_max_vlan_headers(struct dpif_backer *backer) | |
911 | { | |
912 | struct flow flow; | |
913 | struct odp_flow_key_parms odp_parms = { | |
914 | .flow = &flow, | |
915 | .probe = true, | |
916 | }; | |
917 | int n; | |
918 | ||
919 | memset(&flow, 0, sizeof flow); | |
920 | flow.dl_type = htons(ETH_TYPE_IP); | |
921 | for (n = 0; n < FLOW_MAX_VLAN_HEADERS; n++) { | |
922 | struct odputil_keybuf keybuf; | |
923 | struct ofpbuf key; | |
924 | ||
925 | flow_push_vlan_uninit(&flow, NULL); | |
926 | flow.vlans[0].tpid = htons(ETH_TYPE_VLAN); | |
927 | flow.vlans[0].tci = htons(1) | htons(VLAN_CFI); | |
928 | ||
929 | ofpbuf_use_stack(&key, &keybuf, sizeof keybuf); | |
930 | odp_flow_key_from_flow(&odp_parms, &key); | |
931 | if (!dpif_probe_feature(backer->dpif, "VLAN", &key, NULL, NULL)) { | |
932 | break; | |
933 | } | |
934 | } | |
935 | ||
936 | VLOG_INFO("%s: VLAN header stack length probed as %d", | |
937 | dpif_name(backer->dpif), n); | |
938 | return n; | |
939 | } | |
8bfd0fda BP |
940 | /* Tests the MPLS label stack depth supported by 'backer''s datapath. |
941 | * | |
942 | * Returns the number of elements in a struct flow's mpls_lse field | |
943 | * if the datapath supports at least that many entries in an | |
944 | * MPLS label stack. | |
945 | * Otherwise returns the number of MPLS push actions supported by | |
946 | * the datapath. */ | |
947 | static size_t | |
948 | check_max_mpls_depth(struct dpif_backer *backer) | |
949 | { | |
950 | struct flow flow; | |
951 | int n; | |
952 | ||
953 | for (n = 0; n < FLOW_MAX_MPLS_LABELS; n++) { | |
954 | struct odputil_keybuf keybuf; | |
955 | struct ofpbuf key; | |
5262eea1 JG |
956 | struct odp_flow_key_parms odp_parms = { |
957 | .flow = &flow, | |
958 | }; | |
8bfd0fda BP |
959 | |
960 | memset(&flow, 0, sizeof flow); | |
961 | flow.dl_type = htons(ETH_TYPE_MPLS); | |
962 | flow_set_mpls_bos(&flow, n, 1); | |
963 | ||
964 | ofpbuf_use_stack(&key, &keybuf, sizeof keybuf); | |
5262eea1 | 965 | odp_flow_key_from_flow(&odp_parms, &key); |
bb71c96e | 966 | if (!dpif_probe_feature(backer->dpif, "MPLS", &key, NULL, NULL)) { |
8bfd0fda BP |
967 | break; |
968 | } | |
8bfd0fda BP |
969 | } |
970 | ||
971 | VLOG_INFO("%s: MPLS label stack length probed as %d", | |
972 | dpif_name(backer->dpif), n); | |
973 | return n; | |
974 | } | |
975 | ||
b52ac659 AZ |
976 | static void |
977 | add_sample_actions(struct ofpbuf *actions, int nesting) | |
978 | { | |
979 | if (nesting == 0) { | |
980 | nl_msg_put_odp_port(actions, OVS_ACTION_ATTR_OUTPUT, u32_to_odp(1)); | |
981 | return; | |
982 | } | |
983 | ||
984 | size_t start, actions_start; | |
985 | ||
986 | start = nl_msg_start_nested(actions, OVS_ACTION_ATTR_SAMPLE); | |
987 | actions_start = nl_msg_start_nested(actions, OVS_SAMPLE_ATTR_ACTIONS); | |
988 | add_sample_actions(actions, nesting - 1); | |
989 | nl_msg_end_nested(actions, actions_start); | |
990 | nl_msg_put_u32(actions, OVS_SAMPLE_ATTR_PROBABILITY, UINT32_MAX); | |
991 | nl_msg_end_nested(actions, start); | |
992 | } | |
993 | ||
994 | /* Tests the nested sample actions levels supported by 'backer''s datapath. | |
995 | * | |
996 | * Returns the number of nested sample actions accepted by the datapath. */ | |
997 | static size_t | |
998 | check_max_sample_nesting(struct dpif_backer *backer) | |
999 | { | |
1000 | struct odputil_keybuf keybuf; | |
1001 | struct ofpbuf key; | |
1002 | struct flow flow; | |
1003 | int n; | |
1004 | ||
1005 | struct odp_flow_key_parms odp_parms = { | |
1006 | .flow = &flow, | |
1007 | }; | |
1008 | ||
1009 | memset(&flow, 0, sizeof flow); | |
1010 | ofpbuf_use_stack(&key, &keybuf, sizeof keybuf); | |
1011 | odp_flow_key_from_flow(&odp_parms, &key); | |
1012 | ||
1013 | /* OVS datapath has always supported at least 3 nested levels. */ | |
1014 | for (n = 3; n < FLOW_MAX_SAMPLE_NESTING; n++) { | |
1015 | struct ofpbuf actions; | |
1016 | bool ok; | |
1017 | ||
1018 | ofpbuf_init(&actions, 300); | |
1019 | add_sample_actions(&actions, n); | |
1020 | ok = dpif_probe_feature(backer->dpif, "Sample action nesting", &key, | |
1021 | &actions, NULL); | |
1022 | ofpbuf_uninit(&actions); | |
1023 | if (!ok) { | |
1024 | break; | |
1025 | } | |
1026 | } | |
1027 | ||
1028 | VLOG_INFO("%s: Max sample nesting level probed as %d", | |
1029 | dpif_name(backer->dpif), n); | |
1030 | return n; | |
1031 | } | |
1032 | ||
53477c2c JR |
1033 | /* Tests whether 'backer''s datapath supports masked data in |
1034 | * OVS_ACTION_ATTR_SET actions. We need to disable some features on older | |
1035 | * datapaths that don't support this feature. */ | |
1036 | static bool | |
1037 | check_masked_set_action(struct dpif_backer *backer) | |
1038 | { | |
1039 | struct eth_header *eth; | |
1040 | struct ofpbuf actions; | |
1041 | struct dpif_execute execute; | |
cf62fa4c | 1042 | struct dp_packet packet; |
1cceb31b | 1043 | struct flow flow; |
53477c2c JR |
1044 | int error; |
1045 | struct ovs_key_ethernet key, mask; | |
1046 | ||
1047 | /* Compose a set action that will cause an EINVAL error on older | |
1048 | * datapaths that don't support masked set actions. | |
1049 | * Avoid using a full mask, as it could be translated to a non-masked | |
1050 | * set action instead. */ | |
1051 | ofpbuf_init(&actions, 64); | |
1052 | memset(&key, 0x53, sizeof key); | |
1053 | memset(&mask, 0x7f, sizeof mask); | |
1054 | commit_masked_set_action(&actions, OVS_KEY_ATTR_ETHERNET, &key, &mask, | |
1055 | sizeof key); | |
1056 | ||
1057 | /* Compose a dummy ethernet packet. */ | |
cf62fa4c PS |
1058 | dp_packet_init(&packet, ETH_HEADER_LEN); |
1059 | eth = dp_packet_put_zeros(&packet, ETH_HEADER_LEN); | |
53477c2c JR |
1060 | eth->eth_type = htons(0x1234); |
1061 | ||
1cceb31b DDP |
1062 | flow_extract(&packet, &flow); |
1063 | ||
53477c2c JR |
1064 | /* Execute the actions. On older datapaths this fails with EINVAL, on |
1065 | * newer datapaths it succeeds. */ | |
6fd6ed71 PS |
1066 | execute.actions = actions.data; |
1067 | execute.actions_len = actions.size; | |
53477c2c | 1068 | execute.packet = &packet; |
1cceb31b | 1069 | execute.flow = &flow; |
53477c2c | 1070 | execute.needs_help = false; |
43f9ac0a | 1071 | execute.probe = true; |
27130224 | 1072 | execute.mtu = 0; |
53477c2c JR |
1073 | |
1074 | error = dpif_execute(backer->dpif, &execute); | |
1075 | ||
cf62fa4c | 1076 | dp_packet_uninit(&packet); |
53477c2c JR |
1077 | ofpbuf_uninit(&actions); |
1078 | ||
1079 | if (error) { | |
1080 | /* Masked set action is not supported. */ | |
1081 | VLOG_INFO("%s: datapath does not support masked set action feature.", | |
1082 | dpif_name(backer->dpif)); | |
1083 | } | |
1084 | return !error; | |
1085 | } | |
1086 | ||
aaca4fe0 WT |
1087 | /* Tests whether 'backer''s datapath supports truncation of a packet in |
1088 | * OVS_ACTION_ATTR_TRUNC. We need to disable some features on older | |
1089 | * datapaths that don't support this feature. */ | |
1090 | static bool | |
1091 | check_trunc_action(struct dpif_backer *backer) | |
1092 | { | |
1093 | struct eth_header *eth; | |
1094 | struct ofpbuf actions; | |
1095 | struct dpif_execute execute; | |
1096 | struct dp_packet packet; | |
1097 | struct ovs_action_trunc *trunc; | |
1098 | struct flow flow; | |
1099 | int error; | |
1100 | ||
1101 | /* Compose an action with output(port:1, | |
1102 | * max_len:OVS_ACTION_OUTPUT_MIN + 1). | |
1103 | * This translates to one truncate action and one output action. */ | |
1104 | ofpbuf_init(&actions, 64); | |
1105 | trunc = nl_msg_put_unspec_uninit(&actions, | |
1106 | OVS_ACTION_ATTR_TRUNC, sizeof *trunc); | |
1107 | ||
1108 | trunc->max_len = ETH_HEADER_LEN + 1; | |
1109 | nl_msg_put_odp_port(&actions, OVS_ACTION_ATTR_OUTPUT, u32_to_odp(1)); | |
1110 | ||
1111 | /* Compose a dummy Ethernet packet. */ | |
1112 | dp_packet_init(&packet, ETH_HEADER_LEN); | |
1113 | eth = dp_packet_put_zeros(&packet, ETH_HEADER_LEN); | |
1114 | eth->eth_type = htons(0x1234); | |
1115 | ||
1116 | flow_extract(&packet, &flow); | |
1117 | ||
1118 | /* Execute the actions. On older datapaths this fails with EINVAL, on | |
1119 | * newer datapaths it succeeds. */ | |
1120 | execute.actions = actions.data; | |
1121 | execute.actions_len = actions.size; | |
1122 | execute.packet = &packet; | |
1123 | execute.flow = &flow; | |
1124 | execute.needs_help = false; | |
1125 | execute.probe = true; | |
1126 | execute.mtu = 0; | |
1127 | ||
1128 | error = dpif_execute(backer->dpif, &execute); | |
1129 | ||
1130 | dp_packet_uninit(&packet); | |
1131 | ofpbuf_uninit(&actions); | |
1132 | ||
1133 | if (error) { | |
1134 | VLOG_INFO("%s: Datapath does not support truncate action", | |
1135 | dpif_name(backer->dpif)); | |
1136 | } else { | |
1137 | VLOG_INFO("%s: Datapath supports truncate action", | |
1138 | dpif_name(backer->dpif)); | |
1139 | } | |
1140 | ||
1141 | return !error; | |
1142 | } | |
1143 | ||
535e3acf AZ |
1144 | /* Tests whether 'backer''s datapath supports the clone action |
1145 | * OVS_ACTION_ATTR_CLONE. */ | |
1146 | static bool | |
1147 | check_clone(struct dpif_backer *backer) | |
1148 | { | |
1149 | struct dpif_execute execute; | |
1150 | struct eth_header *eth; | |
1151 | struct flow flow; | |
1152 | struct dp_packet packet; | |
1153 | struct ofpbuf actions; | |
1154 | size_t clone_start; | |
1155 | int error; | |
1156 | ||
1157 | /* Compose clone with an empty action list. | |
1158 | * and check if datapath can decode the message. */ | |
1159 | ofpbuf_init(&actions, 64); | |
1160 | clone_start = nl_msg_start_nested(&actions, OVS_ACTION_ATTR_CLONE); | |
1161 | nl_msg_end_nested(&actions, clone_start); | |
1162 | ||
1163 | /* Compose a dummy Ethernet packet. */ | |
1164 | dp_packet_init(&packet, ETH_HEADER_LEN); | |
1165 | eth = dp_packet_put_zeros(&packet, ETH_HEADER_LEN); | |
1166 | eth->eth_type = htons(0x1234); | |
1167 | ||
1168 | flow_extract(&packet, &flow); | |
1169 | ||
1170 | /* Execute the actions. On older datapaths this fails with EINVAL, on | |
1171 | * newer datapaths it succeeds. */ | |
1172 | execute.actions = actions.data; | |
1173 | execute.actions_len = actions.size; | |
1174 | execute.packet = &packet; | |
1175 | execute.flow = &flow; | |
1176 | execute.needs_help = false; | |
1177 | execute.probe = true; | |
1178 | execute.mtu = 0; | |
1179 | ||
1180 | error = dpif_execute(backer->dpif, &execute); | |
1181 | ||
1182 | dp_packet_uninit(&packet); | |
1183 | ofpbuf_uninit(&actions); | |
1184 | ||
1185 | if (error) { | |
1186 | VLOG_INFO("%s: Datapath does not support clone action", | |
1187 | dpif_name(backer->dpif)); | |
1188 | } else { | |
1189 | VLOG_INFO("%s: Datapath supports clone action", | |
1190 | dpif_name(backer->dpif)); | |
1191 | } | |
1192 | ||
1193 | return !error; | |
1194 | } | |
1195 | ||
adfe7a0b JR |
1196 | /* Tests whether 'backer''s datapath supports the OVS_CT_ATTR_EVENTMASK |
1197 | * attribute in OVS_ACTION_ATTR_CT. */ | |
1198 | static bool | |
1199 | check_ct_eventmask(struct dpif_backer *backer) | |
1200 | { | |
1201 | struct dpif_execute execute; | |
1202 | struct dp_packet packet; | |
1203 | struct ofpbuf actions; | |
1204 | struct flow flow = { | |
1205 | .dl_type = CONSTANT_HTONS(ETH_TYPE_IP), | |
1206 | .nw_proto = IPPROTO_UDP, | |
1207 | .nw_ttl = 64, | |
1208 | /* Use the broadcast address on the loopback address range 127/8 to | |
1209 | * avoid hitting any real conntrack entries. We leave the UDP ports to | |
1210 | * zeroes for the same purpose. */ | |
1211 | .nw_src = CONSTANT_HTONL(0x7fffffff), | |
1212 | .nw_dst = CONSTANT_HTONL(0x7fffffff), | |
1213 | }; | |
1214 | size_t ct_start; | |
1215 | int error; | |
1216 | ||
1217 | /* Compose CT action with eventmask attribute and check if datapath can | |
1218 | * decode the message. */ | |
1219 | ofpbuf_init(&actions, 64); | |
1220 | ct_start = nl_msg_start_nested(&actions, OVS_ACTION_ATTR_CT); | |
1221 | /* Eventmask has no effect without the commit flag, but currently the | |
1222 | * datapath will accept an eventmask even without commit. This is useful | |
1223 | * as we do not want to persist the probe connection in the conntrack | |
1224 | * table. */ | |
1225 | nl_msg_put_u32(&actions, OVS_CT_ATTR_EVENTMASK, ~0); | |
1226 | nl_msg_end_nested(&actions, ct_start); | |
1227 | ||
1228 | /* Compose a dummy UDP packet. */ | |
1229 | dp_packet_init(&packet, 0); | |
6f068379 | 1230 | flow_compose(&packet, &flow, NULL, 64); |
adfe7a0b JR |
1231 | |
1232 | /* Execute the actions. On older datapaths this fails with EINVAL, on | |
1233 | * newer datapaths it succeeds. */ | |
1234 | execute.actions = actions.data; | |
1235 | execute.actions_len = actions.size; | |
1236 | execute.packet = &packet; | |
1237 | execute.flow = &flow; | |
1238 | execute.needs_help = false; | |
1239 | execute.probe = true; | |
1240 | execute.mtu = 0; | |
1241 | ||
1242 | error = dpif_execute(backer->dpif, &execute); | |
1243 | ||
1244 | dp_packet_uninit(&packet); | |
1245 | ofpbuf_uninit(&actions); | |
1246 | ||
1247 | if (error) { | |
1248 | VLOG_INFO("%s: Datapath does not support eventmask in conntrack action", | |
1249 | dpif_name(backer->dpif)); | |
1250 | } else { | |
1251 | VLOG_INFO("%s: Datapath supports eventmask in conntrack action", | |
1252 | dpif_name(backer->dpif)); | |
1253 | } | |
1254 | ||
1255 | return !error; | |
1256 | } | |
1257 | ||
1fe178d2 EG |
1258 | /* Tests whether 'backer''s datapath supports the OVS_ACTION_ATTR_CT_CLEAR |
1259 | * action. */ | |
1260 | static bool | |
1261 | check_ct_clear(struct dpif_backer *backer) | |
1262 | { | |
1263 | struct odputil_keybuf keybuf; | |
1264 | uint8_t actbuf[NL_A_FLAG_SIZE]; | |
1265 | struct ofpbuf actions; | |
1266 | struct ofpbuf key; | |
1267 | struct flow flow; | |
1268 | bool supported; | |
1269 | ||
1270 | struct odp_flow_key_parms odp_parms = { | |
1271 | .flow = &flow, | |
1272 | .probe = true, | |
1273 | }; | |
1274 | ||
1275 | memset(&flow, 0, sizeof flow); | |
1276 | ofpbuf_use_stack(&key, &keybuf, sizeof keybuf); | |
1277 | odp_flow_key_from_flow(&odp_parms, &key); | |
1278 | ||
1279 | ofpbuf_use_stack(&actions, &actbuf, sizeof actbuf); | |
1280 | nl_msg_put_flag(&actions, OVS_ACTION_ATTR_CT_CLEAR); | |
1281 | ||
1282 | supported = dpif_probe_feature(backer->dpif, "ct_clear", &key, | |
1283 | &actions, NULL); | |
1284 | ||
1285 | VLOG_INFO("%s: Datapath %s ct_clear action", | |
1286 | dpif_name(backer->dpif), (supported) ? "supports" | |
1287 | : "does not support"); | |
1288 | return supported; | |
1289 | } | |
1290 | ||
d77b0d5f | 1291 | #define CHECK_FEATURE__(NAME, SUPPORT, FIELD, VALUE, ETHTYPE) \ |
07659514 JS |
1292 | static bool \ |
1293 | check_##NAME(struct dpif_backer *backer) \ | |
1294 | { \ | |
1295 | struct flow flow; \ | |
1296 | struct odputil_keybuf keybuf; \ | |
1297 | struct ofpbuf key; \ | |
1298 | bool enable; \ | |
1299 | struct odp_flow_key_parms odp_parms = { \ | |
1300 | .flow = &flow, \ | |
1301 | .support = { \ | |
7b27258c | 1302 | .SUPPORT = true, \ |
07659514 JS |
1303 | }, \ |
1304 | }; \ | |
1305 | \ | |
1306 | memset(&flow, 0, sizeof flow); \ | |
7b27258c | 1307 | flow.FIELD = VALUE; \ |
d77b0d5f | 1308 | flow.dl_type = htons(ETHTYPE); \ |
07659514 JS |
1309 | \ |
1310 | ofpbuf_use_stack(&key, &keybuf, sizeof keybuf); \ | |
1311 | odp_flow_key_from_flow(&odp_parms, &key); \ | |
bb71c96e | 1312 | enable = dpif_probe_feature(backer->dpif, #NAME, &key, NULL, NULL); \ |
07659514 JS |
1313 | \ |
1314 | if (enable) { \ | |
1315 | VLOG_INFO("%s: Datapath supports "#NAME, dpif_name(backer->dpif)); \ | |
1316 | } else { \ | |
1317 | VLOG_INFO("%s: Datapath does not support "#NAME, \ | |
1318 | dpif_name(backer->dpif)); \ | |
1319 | } \ | |
1320 | \ | |
1321 | return enable; \ | |
1322 | } | |
d77b0d5f SV |
1323 | #define CHECK_FEATURE(FIELD) CHECK_FEATURE__(FIELD, FIELD, FIELD, 1, \ |
1324 | ETH_TYPE_IP) | |
07659514 JS |
1325 | |
1326 | CHECK_FEATURE(ct_state) | |
1327 | CHECK_FEATURE(ct_zone) | |
8e53fe8c | 1328 | CHECK_FEATURE(ct_mark) |
d77b0d5f SV |
1329 | CHECK_FEATURE__(ct_label, ct_label, ct_label.u64.lo, 1, ETH_TYPE_IP) |
1330 | CHECK_FEATURE__(ct_state_nat, ct_state, ct_state, \ | |
1331 | CS_TRACKED|CS_SRC_NAT, ETH_TYPE_IP) | |
1332 | CHECK_FEATURE__(ct_orig_tuple, ct_orig_tuple, ct_nw_proto, 1, ETH_TYPE_IP) | |
7b5bbe5d | 1333 | CHECK_FEATURE__(ct_orig_tuple6, ct_orig_tuple6, ct_nw_proto, 1, ETH_TYPE_IPV6) |
07659514 JS |
1334 | |
1335 | #undef CHECK_FEATURE | |
1336 | #undef CHECK_FEATURE__ | |
1337 | ||
b440dd8c JS |
1338 | static void |
1339 | check_support(struct dpif_backer *backer) | |
1340 | { | |
535e3acf | 1341 | /* Actions. */ |
88186383 AZ |
1342 | backer->rt_support.odp.recirc = check_recirc(backer); |
1343 | backer->rt_support.odp.max_vlan_headers = check_max_vlan_headers(backer); | |
1344 | backer->rt_support.odp.max_mpls_depth = check_max_mpls_depth(backer); | |
1345 | backer->rt_support.masked_set_action = check_masked_set_action(backer); | |
1346 | backer->rt_support.trunc = check_trunc_action(backer); | |
1347 | backer->rt_support.ufid = check_ufid(backer); | |
1348 | backer->rt_support.tnl_push_pop = dpif_supports_tnl_push_pop(backer->dpif); | |
1349 | backer->rt_support.clone = check_clone(backer); | |
1350 | backer->rt_support.sample_nesting = check_max_sample_nesting(backer); | |
1351 | backer->rt_support.ct_eventmask = check_ct_eventmask(backer); | |
1fe178d2 | 1352 | backer->rt_support.ct_clear = check_ct_clear(backer); |
07659514 | 1353 | |
535e3acf | 1354 | /* Flow fields. */ |
88186383 AZ |
1355 | backer->rt_support.odp.ct_state = check_ct_state(backer); |
1356 | backer->rt_support.odp.ct_zone = check_ct_zone(backer); | |
1357 | backer->rt_support.odp.ct_mark = check_ct_mark(backer); | |
1358 | backer->rt_support.odp.ct_label = check_ct_label(backer); | |
7b27258c | 1359 | |
88186383 AZ |
1360 | backer->rt_support.odp.ct_state_nat = check_ct_state_nat(backer); |
1361 | backer->rt_support.odp.ct_orig_tuple = check_ct_orig_tuple(backer); | |
1362 | backer->rt_support.odp.ct_orig_tuple6 = check_ct_orig_tuple6(backer); | |
b440dd8c JS |
1363 | } |
1364 | ||
abe529af | 1365 | static int |
0f5f95a9 | 1366 | construct(struct ofproto *ofproto_) |
abe529af BP |
1367 | { |
1368 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
acf60855 | 1369 | struct shash_node *node, *next; |
abe529af | 1370 | int error; |
abe529af | 1371 | |
4d9226a7 JR |
1372 | /* Tunnel module can get used right after the udpif threads are running. */ |
1373 | ofproto_tunnel_init(); | |
1374 | ||
acf60855 | 1375 | error = open_dpif_backer(ofproto->up.type, &ofproto->backer); |
abe529af | 1376 | if (error) { |
abe529af BP |
1377 | return error; |
1378 | } | |
1379 | ||
290835f9 | 1380 | uuid_generate(&ofproto->uuid); |
44e0c35d | 1381 | atomic_init(&ofproto->tables_version, OVS_VERSION_MIN); |
abe529af BP |
1382 | ofproto->netflow = NULL; |
1383 | ofproto->sflow = NULL; | |
29089a54 | 1384 | ofproto->ipfix = NULL; |
21f7563c | 1385 | ofproto->stp = NULL; |
9efd308e | 1386 | ofproto->rstp = NULL; |
e79a6c83 | 1387 | ofproto->dump_seq = 0; |
abe529af | 1388 | hmap_init(&ofproto->bundles); |
e764773c | 1389 | ofproto->ml = mac_learning_create(MAC_ENTRY_DEFAULT_IDLE_TIME); |
6d95c4e8 | 1390 | ofproto->ms = NULL; |
ec7ceaed | 1391 | ofproto->mbridge = mbridge_create(); |
abe529af | 1392 | ofproto->has_bonded_bundles = false; |
e2d13c43 | 1393 | ofproto->lacp_enabled = false; |
97ba2d36 | 1394 | ovs_mutex_init_adaptive(&ofproto->stats_mutex); |
abe529af | 1395 | |
a2b53dec | 1396 | guarded_list_init(&ofproto->ams); |
ada3a58d | 1397 | |
acf60855 | 1398 | sset_init(&ofproto->ports); |
0a740f48 | 1399 | sset_init(&ofproto->ghost_ports); |
acf60855 JP |
1400 | sset_init(&ofproto->port_poll_set); |
1401 | ofproto->port_poll_errno = 0; | |
f23d157c | 1402 | ofproto->change_seq = 0; |
a2b53dec BP |
1403 | ofproto->ams_seq = seq_create(); |
1404 | ofproto->ams_seqno = seq_read(ofproto->ams_seq); | |
cfc50ae5 | 1405 | |
acf60855 JP |
1406 | |
1407 | SHASH_FOR_EACH_SAFE (node, next, &init_ofp_ports) { | |
4f9e08a5 | 1408 | struct iface_hint *iface_hint = node->data; |
acf60855 JP |
1409 | |
1410 | if (!strcmp(iface_hint->br_name, ofproto->up.name)) { | |
1411 | /* Check if the datapath already has this port. */ | |
1412 | if (dpif_port_exists(ofproto->backer->dpif, node->name)) { | |
1413 | sset_add(&ofproto->ports, node->name); | |
1414 | } | |
1415 | ||
1416 | free(iface_hint->br_name); | |
1417 | free(iface_hint->br_type); | |
4f9e08a5 | 1418 | free(iface_hint); |
acf60855 JP |
1419 | shash_delete(&init_ofp_ports, node); |
1420 | } | |
1421 | } | |
e1b1d06a | 1422 | |
911b4a7e JP |
1423 | hmap_insert(&all_ofproto_dpifs_by_name, |
1424 | &ofproto->all_ofproto_dpifs_by_name_node, | |
b44a10b7 | 1425 | hash_string(ofproto->up.name, 0)); |
911b4a7e JP |
1426 | hmap_insert(&all_ofproto_dpifs_by_uuid, |
1427 | &ofproto->all_ofproto_dpifs_by_uuid_node, | |
1428 | uuid_hash(&ofproto->uuid)); | |
6527c598 | 1429 | memset(&ofproto->stats, 0, sizeof ofproto->stats); |
0f5f95a9 BP |
1430 | |
1431 | ofproto_init_tables(ofproto_, N_TABLES); | |
c57b2226 | 1432 | error = add_internal_flows(ofproto); |
adcf00ba | 1433 | |
c57b2226 BP |
1434 | ofproto->up.tables[TBL_INTERNAL].flags = OFTABLE_HIDDEN | OFTABLE_READONLY; |
1435 | ||
1436 | return error; | |
1437 | } | |
1438 | ||
1439 | static int | |
adcf00ba | 1440 | add_internal_miss_flow(struct ofproto_dpif *ofproto, int id, |
f25d0cf3 | 1441 | const struct ofpbuf *ofpacts, struct rule_dpif **rulep) |
c57b2226 | 1442 | { |
adcf00ba | 1443 | struct match match; |
c57b2226 | 1444 | int error; |
adcf00ba | 1445 | struct rule *rule; |
c57b2226 | 1446 | |
adcf00ba AZ |
1447 | match_init_catchall(&match); |
1448 | match_set_reg(&match, 0, id); | |
c57b2226 | 1449 | |
290ad78a SH |
1450 | error = ofproto_dpif_add_internal_flow(ofproto, &match, 0, 0, ofpacts, |
1451 | &rule); | |
adcf00ba | 1452 | *rulep = error ? NULL : rule_dpif_cast(rule); |
0f5f95a9 | 1453 | |
adcf00ba | 1454 | return error; |
abe529af BP |
1455 | } |
1456 | ||
c57b2226 BP |
1457 | static int |
1458 | add_internal_flows(struct ofproto_dpif *ofproto) | |
1459 | { | |
f25d0cf3 BP |
1460 | struct ofpact_controller *controller; |
1461 | uint64_t ofpacts_stub[128 / 8]; | |
1462 | struct ofpbuf ofpacts; | |
adcf00ba | 1463 | struct rule *unused_rulep OVS_UNUSED; |
adcf00ba | 1464 | struct match match; |
c57b2226 BP |
1465 | int error; |
1466 | int id; | |
1467 | ||
f25d0cf3 | 1468 | ofpbuf_use_stack(&ofpacts, ofpacts_stub, sizeof ofpacts_stub); |
c57b2226 BP |
1469 | id = 1; |
1470 | ||
f25d0cf3 BP |
1471 | controller = ofpact_put_CONTROLLER(&ofpacts); |
1472 | controller->max_len = UINT16_MAX; | |
1473 | controller->controller_id = 0; | |
9bfe9334 | 1474 | controller->reason = OFPR_IMPLICIT_MISS; |
ce058104 | 1475 | ofpact_finish_CONTROLLER(&ofpacts, &controller); |
f25d0cf3 | 1476 | |
adcf00ba AZ |
1477 | error = add_internal_miss_flow(ofproto, id++, &ofpacts, |
1478 | &ofproto->miss_rule); | |
c57b2226 BP |
1479 | if (error) { |
1480 | return error; | |
1481 | } | |
1482 | ||
f25d0cf3 | 1483 | ofpbuf_clear(&ofpacts); |
adcf00ba | 1484 | error = add_internal_miss_flow(ofproto, id++, &ofpacts, |
dbb7c28f | 1485 | &ofproto->no_packet_in_rule); |
7fd51d39 BP |
1486 | if (error) { |
1487 | return error; | |
1488 | } | |
1489 | ||
adcf00ba | 1490 | error = add_internal_miss_flow(ofproto, id++, &ofpacts, |
dbb7c28f | 1491 | &ofproto->drop_frags_rule); |
adcf00ba AZ |
1492 | if (error) { |
1493 | return error; | |
1494 | } | |
1495 | ||
0c7812e5 AW |
1496 | /* Drop any run away non-recirc rule lookups. Recirc_id has to be |
1497 | * zero when reaching this rule. | |
adcf00ba | 1498 | * |
0c7812e5 | 1499 | * (priority=2), recirc_id=0, actions=drop |
adcf00ba | 1500 | */ |
0c7812e5 | 1501 | ofpbuf_clear(&ofpacts); |
adcf00ba AZ |
1502 | match_init_catchall(&match); |
1503 | match_set_recirc_id(&match, 0); | |
290ad78a | 1504 | error = ofproto_dpif_add_internal_flow(ofproto, &match, 2, 0, &ofpacts, |
adcf00ba | 1505 | &unused_rulep); |
c57b2226 BP |
1506 | return error; |
1507 | } | |
1508 | ||
abe529af | 1509 | static void |
fe13ccdc | 1510 | destruct(struct ofproto *ofproto_, bool del) |
abe529af BP |
1511 | { |
1512 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
a2b53dec | 1513 | struct ofproto_async_msg *am; |
78c8df12 | 1514 | struct rule_dpif *rule; |
d0918789 | 1515 | struct oftable *table; |
a2b53dec | 1516 | struct ovs_list ams; |
abe529af | 1517 | |
875b94ed | 1518 | ofproto->backer->need_revalidate = REV_RECONFIGURE; |
84f0f298 | 1519 | xlate_txn_start(); |
46c88433 | 1520 | xlate_remove_ofproto(ofproto); |
84f0f298 | 1521 | xlate_txn_commit(); |
46c88433 | 1522 | |
3f142f59 BP |
1523 | /* Ensure that the upcall processing threads have no remaining references |
1524 | * to the ofproto or anything in it. */ | |
1525 | udpif_synchronize(ofproto->backer->udpif); | |
1fe409d5 | 1526 | |
911b4a7e JP |
1527 | hmap_remove(&all_ofproto_dpifs_by_name, |
1528 | &ofproto->all_ofproto_dpifs_by_name_node); | |
1529 | hmap_remove(&all_ofproto_dpifs_by_uuid, | |
1530 | &ofproto->all_ofproto_dpifs_by_uuid_node); | |
7ee20df1 | 1531 | |
0697b5c3 | 1532 | OFPROTO_FOR_EACH_TABLE (table, &ofproto->up) { |
de4ad4a2 | 1533 | CLS_FOR_EACH (rule, up.cr, &table->cls) { |
8b81d1ef | 1534 | ofproto_rule_delete(&ofproto->up, &rule->up); |
0697b5c3 | 1535 | } |
7ee20df1 | 1536 | } |
daab0ae6 | 1537 | ofproto_group_delete_all(&ofproto->up); |
7ee20df1 | 1538 | |
a2b53dec BP |
1539 | guarded_list_pop_all(&ofproto->ams, &ams); |
1540 | LIST_FOR_EACH_POP (am, list_node, &ams) { | |
1541 | ofproto_async_msg_free(am); | |
ada3a58d | 1542 | } |
a2b53dec | 1543 | guarded_list_destroy(&ofproto->ams); |
ada3a58d | 1544 | |
e672ff9b | 1545 | recirc_free_ofproto(ofproto, ofproto->up.name); |
f9038ef6 | 1546 | |
ec7ceaed | 1547 | mbridge_unref(ofproto->mbridge); |
abe529af | 1548 | |
8e407f27 | 1549 | netflow_unref(ofproto->netflow); |
9723bcce | 1550 | dpif_sflow_unref(ofproto->sflow); |
8b7ea2d4 | 1551 | dpif_ipfix_unref(ofproto->ipfix); |
abe529af | 1552 | hmap_destroy(&ofproto->bundles); |
5d989517 | 1553 | mac_learning_unref(ofproto->ml); |
6d95c4e8 | 1554 | mcast_snooping_unref(ofproto->ms); |
7b91e3c8 | 1555 | stp_unref(ofproto->stp); |
1556 | rstp_unref(ofproto->rstp); | |
abe529af | 1557 | |
acf60855 | 1558 | sset_destroy(&ofproto->ports); |
0a740f48 | 1559 | sset_destroy(&ofproto->ghost_ports); |
acf60855 | 1560 | sset_destroy(&ofproto->port_poll_set); |
e1b1d06a | 1561 | |
0da3c61b | 1562 | ovs_mutex_destroy(&ofproto->stats_mutex); |
13501305 | 1563 | |
a2b53dec | 1564 | seq_destroy(ofproto->ams_seq); |
cfc50ae5 | 1565 | |
fe13ccdc | 1566 | close_dpif_backer(ofproto->backer, del); |
abe529af BP |
1567 | } |
1568 | ||
5fcc0d00 BP |
1569 | static int |
1570 | run(struct ofproto *ofproto_) | |
1571 | { | |
1572 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
e79a6c83 | 1573 | uint64_t new_seq, new_dump_seq; |
5fcc0d00 | 1574 | |
ec7ceaed EJ |
1575 | if (mbridge_need_revalidate(ofproto->mbridge)) { |
1576 | ofproto->backer->need_revalidate = REV_RECONFIGURE; | |
509c0149 | 1577 | ovs_rwlock_wrlock(&ofproto->ml->rwlock); |
30618594 | 1578 | mac_learning_flush(ofproto->ml); |
509c0149 | 1579 | ovs_rwlock_unlock(&ofproto->ml->rwlock); |
6d95c4e8 | 1580 | mcast_snooping_mdb_flush(ofproto->ms); |
ec7ceaed EJ |
1581 | } |
1582 | ||
a2b53dec | 1583 | /* Always updates the ofproto->ams_seqno to avoid frequent wakeup during |
b53d5c33 | 1584 | * flow restore. Even though nothing is processed during flow restore, |
a2b53dec | 1585 | * all queued 'ams' will be handled immediately when flow restore |
b53d5c33 | 1586 | * completes. */ |
a2b53dec | 1587 | ofproto->ams_seqno = seq_read(ofproto->ams_seq); |
b53d5c33 | 1588 | |
a6b7506d | 1589 | /* Do not perform any periodic activity required by 'ofproto' while |
40358701 | 1590 | * waiting for flow restore to complete. */ |
a6b7506d | 1591 | if (!ofproto_get_flow_restore_wait()) { |
a2b53dec BP |
1592 | struct ofproto_async_msg *am; |
1593 | struct ovs_list ams; | |
1594 | ||
1595 | guarded_list_pop_all(&ofproto->ams, &ams); | |
1596 | LIST_FOR_EACH_POP (am, list_node, &ams) { | |
1597 | connmgr_send_async_msg(ofproto->up.connmgr, am); | |
1598 | ofproto_async_msg_free(am); | |
a6b7506d | 1599 | } |
abe529af BP |
1600 | } |
1601 | ||
abe529af | 1602 | if (ofproto->netflow) { |
8bfaca5b | 1603 | netflow_run(ofproto->netflow); |
abe529af BP |
1604 | } |
1605 | if (ofproto->sflow) { | |
bae473fe | 1606 | dpif_sflow_run(ofproto->sflow); |
abe529af | 1607 | } |
978427a5 RL |
1608 | if (ofproto->ipfix) { |
1609 | dpif_ipfix_run(ofproto->ipfix); | |
1610 | } | |
abe529af | 1611 | |
f23d157c JS |
1612 | new_seq = seq_read(connectivity_seq_get()); |
1613 | if (ofproto->change_seq != new_seq) { | |
1614 | struct ofport_dpif *ofport; | |
1615 | ||
1616 | HMAP_FOR_EACH (ofport, up.hmap_node, &ofproto->up.ports) { | |
1617 | port_run(ofport); | |
1618 | } | |
1619 | ||
1620 | ofproto->change_seq = new_seq; | |
abe529af | 1621 | } |
e2d13c43 JS |
1622 | if (ofproto->lacp_enabled || ofproto->has_bonded_bundles) { |
1623 | struct ofbundle *bundle; | |
1624 | ||
1625 | HMAP_FOR_EACH (bundle, hmap_node, &ofproto->bundles) { | |
1626 | bundle_run(bundle); | |
1627 | } | |
abe529af BP |
1628 | } |
1629 | ||
21f7563c | 1630 | stp_run(ofproto); |
9efd308e | 1631 | rstp_run(ofproto); |
509c0149 | 1632 | ovs_rwlock_wrlock(&ofproto->ml->rwlock); |
30618594 EJ |
1633 | if (mac_learning_run(ofproto->ml)) { |
1634 | ofproto->backer->need_revalidate = REV_MAC_LEARNING; | |
1635 | } | |
509c0149 | 1636 | ovs_rwlock_unlock(&ofproto->ml->rwlock); |
abe529af | 1637 | |
6d95c4e8 FL |
1638 | if (mcast_snooping_run(ofproto->ms)) { |
1639 | ofproto->backer->need_revalidate = REV_MCAST_SNOOPING; | |
1640 | } | |
1641 | ||
e79a6c83 EJ |
1642 | new_dump_seq = seq_read(udpif_dump_seq(ofproto->backer->udpif)); |
1643 | if (ofproto->dump_seq != new_dump_seq) { | |
1644 | struct rule *rule, *next_rule; | |
f5857865 | 1645 | long long now = time_msec(); |
e79a6c83 EJ |
1646 | |
1647 | /* We know stats are relatively fresh, so now is a good time to do some | |
1648 | * periodic work. */ | |
1649 | ofproto->dump_seq = new_dump_seq; | |
1650 | ||
1651 | /* Expire OpenFlow flows whose idle_timeout or hard_timeout | |
1652 | * has passed. */ | |
1653 | ovs_mutex_lock(&ofproto_mutex); | |
1654 | LIST_FOR_EACH_SAFE (rule, next_rule, expirable, | |
1655 | &ofproto->up.expirable) { | |
f5857865 | 1656 | rule_expire(rule_dpif_cast(rule), now); |
e79a6c83 EJ |
1657 | } |
1658 | ovs_mutex_unlock(&ofproto_mutex); | |
1659 | ||
1660 | /* All outstanding data in existing flows has been accounted, so it's a | |
1661 | * good time to do bond rebalancing. */ | |
60cda7d6 | 1662 | if (ofproto->has_bonded_bundles) { |
e79a6c83 EJ |
1663 | struct ofbundle *bundle; |
1664 | ||
1665 | HMAP_FOR_EACH (bundle, hmap_node, &ofproto->bundles) { | |
60cda7d6 AZ |
1666 | if (bundle->bond) { |
1667 | bond_rebalance(bundle->bond); | |
e79a6c83 EJ |
1668 | } |
1669 | } | |
6814e51f BP |
1670 | } |
1671 | } | |
abe529af BP |
1672 | return 0; |
1673 | } | |
1674 | ||
1675 | static void | |
f07c97f5 | 1676 | ofproto_dpif_wait(struct ofproto *ofproto_) |
abe529af BP |
1677 | { |
1678 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
abe529af | 1679 | |
40358701 GS |
1680 | if (ofproto_get_flow_restore_wait()) { |
1681 | return; | |
1682 | } | |
1683 | ||
abe529af | 1684 | if (ofproto->sflow) { |
bae473fe | 1685 | dpif_sflow_wait(ofproto->sflow); |
abe529af | 1686 | } |
978427a5 RL |
1687 | if (ofproto->ipfix) { |
1688 | dpif_ipfix_wait(ofproto->ipfix); | |
1689 | } | |
e2d13c43 JS |
1690 | if (ofproto->lacp_enabled || ofproto->has_bonded_bundles) { |
1691 | struct ofbundle *bundle; | |
1692 | ||
1693 | HMAP_FOR_EACH (bundle, hmap_node, &ofproto->bundles) { | |
1694 | bundle_wait(bundle); | |
1695 | } | |
abe529af | 1696 | } |
6fca1ffb BP |
1697 | if (ofproto->netflow) { |
1698 | netflow_wait(ofproto->netflow); | |
1699 | } | |
509c0149 | 1700 | ovs_rwlock_rdlock(&ofproto->ml->rwlock); |
1c313b88 | 1701 | mac_learning_wait(ofproto->ml); |
509c0149 | 1702 | ovs_rwlock_unlock(&ofproto->ml->rwlock); |
6d95c4e8 | 1703 | mcast_snooping_wait(ofproto->ms); |
21f7563c | 1704 | stp_wait(ofproto); |
2cc3c58e | 1705 | if (ofproto->backer->need_revalidate) { |
abe529af | 1706 | poll_immediate_wake(); |
abe529af | 1707 | } |
abe529af | 1708 | |
e79a6c83 | 1709 | seq_wait(udpif_dump_seq(ofproto->backer->udpif), ofproto->dump_seq); |
a2b53dec | 1710 | seq_wait(ofproto->ams_seq, ofproto->ams_seqno); |
0d085684 BP |
1711 | } |
1712 | ||
1c030aa5 EJ |
1713 | static void |
1714 | type_get_memory_usage(const char *type, struct simap *usage) | |
1715 | { | |
1716 | struct dpif_backer *backer; | |
1717 | ||
1718 | backer = shash_find_data(&all_dpif_backers, type); | |
1719 | if (backer) { | |
1720 | udpif_get_memory_usage(backer->udpif, usage); | |
1721 | } | |
1722 | } | |
1723 | ||
abe529af | 1724 | static void |
1b5b5071 | 1725 | flush(struct ofproto *ofproto_) |
abe529af | 1726 | { |
1b5b5071 AZ |
1727 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); |
1728 | struct dpif_backer *backer = ofproto->backer; | |
1729 | ||
1730 | if (backer) { | |
1731 | udpif_flush(backer->udpif); | |
1732 | } | |
abe529af BP |
1733 | } |
1734 | ||
6c1491fb | 1735 | static void |
3c1bb396 BP |
1736 | query_tables(struct ofproto *ofproto, |
1737 | struct ofputil_table_features *features, | |
1738 | struct ofputil_table_stats *stats) | |
6c1491fb | 1739 | { |
3c1bb396 | 1740 | strcpy(features->name, "classifier"); |
6c1491fb | 1741 | |
3c1bb396 BP |
1742 | if (stats) { |
1743 | int i; | |
6c1491fb | 1744 | |
3c1bb396 BP |
1745 | for (i = 0; i < ofproto->n_tables; i++) { |
1746 | unsigned long missed, matched; | |
d611866c | 1747 | |
afcea9ea JR |
1748 | atomic_read_relaxed(&ofproto->tables[i].n_matched, &matched); |
1749 | atomic_read_relaxed(&ofproto->tables[i].n_missed, &missed); | |
1750 | ||
3c1bb396 | 1751 | stats[i].matched_count = matched; |
3c1bb396 BP |
1752 | stats[i].lookup_count = matched + missed; |
1753 | } | |
d611866c | 1754 | } |
6c1491fb BP |
1755 | } |
1756 | ||
621b8064 | 1757 | static void |
44e0c35d | 1758 | set_tables_version(struct ofproto *ofproto_, ovs_version_t version) |
621b8064 JR |
1759 | { |
1760 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
1761 | ||
f9cf9e57 JR |
1762 | /* Use memory_order_release to signify that any prior memory accesses can |
1763 | * not be reordered to happen after this atomic store. This makes sure the | |
1764 | * new version is properly set up when the readers can read this 'version' | |
1765 | * value. */ | |
1766 | atomic_store_explicit(&ofproto->tables_version, version, | |
1767 | memory_order_release); | |
1768 | /* 'need_revalidate' can be reordered to happen before the atomic_store | |
1769 | * above, but it does not matter as this variable is not accessed by other | |
1770 | * threads. */ | |
1fc71871 | 1771 | ofproto->backer->need_revalidate = REV_FLOW_TABLE; |
621b8064 JR |
1772 | } |
1773 | ||
abe529af BP |
1774 | static struct ofport * |
1775 | port_alloc(void) | |
1776 | { | |
3da29e32 | 1777 | struct ofport_dpif *port = xzalloc(sizeof *port); |
abe529af BP |
1778 | return &port->up; |
1779 | } | |
1780 | ||
1781 | static void | |
1782 | port_dealloc(struct ofport *port_) | |
1783 | { | |
1784 | struct ofport_dpif *port = ofport_dpif_cast(port_); | |
1785 | free(port); | |
1786 | } | |
1787 | ||
1788 | static int | |
1789 | port_construct(struct ofport *port_) | |
1790 | { | |
1791 | struct ofport_dpif *port = ofport_dpif_cast(port_); | |
1792 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(port->up.ofproto); | |
b9ad7294 | 1793 | const struct netdev *netdev = port->up.netdev; |
3aa30359 | 1794 | char namebuf[NETDEV_VPORT_NAME_BUFSIZE]; |
6d9e94b5 | 1795 | const char *dp_port_name; |
e1b1d06a JP |
1796 | struct dpif_port dpif_port; |
1797 | int error; | |
abe529af | 1798 | |
2cc3c58e | 1799 | ofproto->backer->need_revalidate = REV_RECONFIGURE; |
abe529af BP |
1800 | port->bundle = NULL; |
1801 | port->cfm = NULL; | |
ccc09689 | 1802 | port->bfd = NULL; |
0477baa9 | 1803 | port->lldp = NULL; |
f025bcb7 | 1804 | port->may_enable = false; |
21f7563c JP |
1805 | port->stp_port = NULL; |
1806 | port->stp_state = STP_DISABLED; | |
9efd308e DV |
1807 | port->rstp_port = NULL; |
1808 | port->rstp_state = RSTP_DISABLED; | |
42943cde | 1809 | port->is_tunnel = false; |
6cbbf4fa | 1810 | port->peer = NULL; |
55954f6e EJ |
1811 | port->qdscp = NULL; |
1812 | port->n_qdscp = 0; | |
b9ad7294 | 1813 | port->carrier_seq = netdev_get_carrier_resets(netdev); |
abe529af | 1814 | |
b9ad7294 | 1815 | if (netdev_vport_is_patch(netdev)) { |
743cea45 | 1816 | /* By bailing out here, we don't submit the port to the sFlow module |
185b4e3a MG |
1817 | * to be considered for counter polling export. This is correct |
1818 | * because the patch port represents an interface that sFlow considers | |
1819 | * to be "internal" to the switch as a whole, and therefore not a | |
1820 | * candidate for counter polling. */ | |
4e022ec0 | 1821 | port->odp_port = ODPP_NONE; |
6cbbf4fa | 1822 | ofport_update_peer(port); |
0a740f48 EJ |
1823 | return 0; |
1824 | } | |
1825 | ||
6d9e94b5 AZ |
1826 | dp_port_name = netdev_vport_get_dpif_port(netdev, namebuf, sizeof namebuf); |
1827 | error = dpif_port_query_by_name(ofproto->backer->dpif, dp_port_name, | |
e1b1d06a JP |
1828 | &dpif_port); |
1829 | if (error) { | |
1830 | return error; | |
1831 | } | |
1832 | ||
1833 | port->odp_port = dpif_port.port_no; | |
1834 | ||
b9ad7294 | 1835 | if (netdev_get_tunnel_config(netdev)) { |
a36de779 | 1836 | atomic_count_inc(&ofproto->backer->tnl_count); |
ea0797c9 | 1837 | error = tnl_port_add(port, port->up.netdev, port->odp_port, |
6d9e94b5 | 1838 | ovs_native_tunneling_is_on(ofproto), dp_port_name); |
ea0797c9 BP |
1839 | if (error) { |
1840 | atomic_count_dec(&ofproto->backer->tnl_count); | |
1841 | dpif_port_destroy(&dpif_port); | |
1842 | return error; | |
1843 | } | |
1844 | ||
42943cde | 1845 | port->is_tunnel = true; |
b9ad7294 EJ |
1846 | } else { |
1847 | /* Sanity-check that a mapping doesn't already exist. This | |
1848 | * shouldn't happen for non-tunnel ports. */ | |
1849 | if (odp_port_to_ofp_port(ofproto, port->odp_port) != OFPP_NONE) { | |
1850 | VLOG_ERR("port %s already has an OpenFlow port number", | |
1851 | dpif_port.name); | |
da78d43d | 1852 | dpif_port_destroy(&dpif_port); |
b9ad7294 EJ |
1853 | return EBUSY; |
1854 | } | |
e1b1d06a | 1855 | |
8449c4d6 | 1856 | ovs_rwlock_wrlock(&ofproto->backer->odp_to_ofport_lock); |
b9ad7294 | 1857 | hmap_insert(&ofproto->backer->odp_to_ofport_map, &port->odp_port_node, |
f9c0c3ec | 1858 | hash_odp_port(port->odp_port)); |
8449c4d6 | 1859 | ovs_rwlock_unlock(&ofproto->backer->odp_to_ofport_lock); |
b9ad7294 | 1860 | } |
da78d43d | 1861 | dpif_port_destroy(&dpif_port); |
e1b1d06a | 1862 | |
abe529af | 1863 | if (ofproto->sflow) { |
e1b1d06a | 1864 | dpif_sflow_add_port(ofproto->sflow, port_, port->odp_port); |
abe529af | 1865 | } |
cd32509e MW |
1866 | if (ofproto->ipfix) { |
1867 | dpif_ipfix_add_port(ofproto->ipfix, port_, port->odp_port); | |
1868 | } | |
abe529af BP |
1869 | |
1870 | return 0; | |
1871 | } | |
1872 | ||
1873 | static void | |
9aad5a5a | 1874 | port_destruct(struct ofport *port_, bool del) |
abe529af BP |
1875 | { |
1876 | struct ofport_dpif *port = ofport_dpif_cast(port_); | |
1877 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(port->up.ofproto); | |
02f8d646 | 1878 | const char *devname = netdev_get_name(port->up.netdev); |
3aa30359 BP |
1879 | char namebuf[NETDEV_VPORT_NAME_BUFSIZE]; |
1880 | const char *dp_port_name; | |
abe529af | 1881 | |
7894e7da | 1882 | ofproto->backer->need_revalidate = REV_RECONFIGURE; |
84f0f298 | 1883 | xlate_txn_start(); |
46c88433 | 1884 | xlate_ofport_remove(port); |
84f0f298 | 1885 | xlate_txn_commit(); |
7894e7da | 1886 | |
3aa30359 BP |
1887 | dp_port_name = netdev_vport_get_dpif_port(port->up.netdev, namebuf, |
1888 | sizeof namebuf); | |
9aad5a5a | 1889 | if (del && dpif_port_exists(ofproto->backer->dpif, dp_port_name)) { |
acf60855 JP |
1890 | /* The underlying device is still there, so delete it. This |
1891 | * happens when the ofproto is being destroyed, since the caller | |
1892 | * assumes that removal of attached ports will happen as part of | |
1893 | * destruction. */ | |
42943cde | 1894 | if (!port->is_tunnel) { |
97459c2f AV |
1895 | dpif_port_del(ofproto->backer->dpif, port->odp_port, false); |
1896 | } | |
1897 | } else if (del) { | |
1898 | /* The underlying device is already deleted (e.g. tunctl -d). | |
1899 | * Calling dpif_port_remove to do local cleanup for the netdev */ | |
1900 | if (!port->is_tunnel) { | |
1901 | dpif_port_del(ofproto->backer->dpif, port->odp_port, true); | |
a614d823 | 1902 | } |
acf60855 JP |
1903 | } |
1904 | ||
6cbbf4fa EJ |
1905 | if (port->peer) { |
1906 | port->peer->peer = NULL; | |
1907 | port->peer = NULL; | |
1908 | } | |
1909 | ||
42943cde | 1910 | if (port->odp_port != ODPP_NONE && !port->is_tunnel) { |
8449c4d6 | 1911 | ovs_rwlock_wrlock(&ofproto->backer->odp_to_ofport_lock); |
0a740f48 | 1912 | hmap_remove(&ofproto->backer->odp_to_ofport_map, &port->odp_port_node); |
8449c4d6 | 1913 | ovs_rwlock_unlock(&ofproto->backer->odp_to_ofport_lock); |
0a740f48 EJ |
1914 | } |
1915 | ||
a36de779 PS |
1916 | if (port->is_tunnel) { |
1917 | atomic_count_dec(&ofproto->backer->tnl_count); | |
1918 | } | |
1919 | ||
c8025aee | 1920 | tnl_port_del(port, port->odp_port); |
02f8d646 | 1921 | sset_find_and_delete(&ofproto->ports, devname); |
0a740f48 | 1922 | sset_find_and_delete(&ofproto->ghost_ports, devname); |
abe529af | 1923 | bundle_remove(port_); |
a5610457 | 1924 | set_cfm(port_, NULL); |
8aee94b6 | 1925 | set_bfd(port_, NULL); |
0477baa9 | 1926 | set_lldp(port_, NULL); |
0c0c32d8 BP |
1927 | if (port->stp_port) { |
1928 | stp_port_disable(port->stp_port); | |
1929 | } | |
f025bcb7 | 1930 | set_rstp_port(port_, NULL); |
abe529af | 1931 | if (ofproto->sflow) { |
bae473fe | 1932 | dpif_sflow_del_port(ofproto->sflow, port->odp_port); |
abe529af | 1933 | } |
cd32509e MW |
1934 | if (ofproto->ipfix) { |
1935 | dpif_ipfix_del_port(ofproto->ipfix, port->odp_port); | |
1936 | } | |
8b36f51e | 1937 | |
55954f6e | 1938 | free(port->qdscp); |
abe529af BP |
1939 | } |
1940 | ||
1941 | static void | |
1942 | port_modified(struct ofport *port_) | |
1943 | { | |
1944 | struct ofport_dpif *port = ofport_dpif_cast(port_); | |
a36de779 | 1945 | char namebuf[NETDEV_VPORT_NAME_BUFSIZE]; |
6d9e94b5 | 1946 | const char *dp_port_name; |
a36de779 | 1947 | struct netdev *netdev = port->up.netdev; |
abe529af BP |
1948 | |
1949 | if (port->bundle && port->bundle->bond) { | |
a36de779 | 1950 | bond_slave_set_netdev(port->bundle->bond, port, netdev); |
abe529af | 1951 | } |
9d46b444 EJ |
1952 | |
1953 | if (port->cfm) { | |
a36de779 | 1954 | cfm_set_netdev(port->cfm, netdev); |
9d46b444 | 1955 | } |
f1e78bbd | 1956 | |
c1c4e8c7 | 1957 | if (port->bfd) { |
a36de779 | 1958 | bfd_set_netdev(port->bfd, netdev); |
c1c4e8c7 AW |
1959 | } |
1960 | ||
f73b83fd LS |
1961 | /* Set liveness, unless the link is administratively or |
1962 | * operationally down or link monitoring false */ | |
1963 | if (!(port->up.pp.config & OFPUTIL_PC_PORT_DOWN) && | |
1964 | !(port->up.pp.state & OFPUTIL_PS_LINK_DOWN) && | |
1965 | port->may_enable) { | |
1966 | port->up.pp.state |= OFPUTIL_PS_LIVE; | |
1967 | } else { | |
1968 | port->up.pp.state &= ~OFPUTIL_PS_LIVE; | |
1969 | } | |
1970 | ||
635c5db9 | 1971 | ofproto_dpif_monitor_port_update(port, port->bfd, port->cfm, |
74ff3298 | 1972 | port->lldp, &port->up.pp.hw_addr); |
635c5db9 | 1973 | |
6d9e94b5 | 1974 | dp_port_name = netdev_vport_get_dpif_port(netdev, namebuf, sizeof namebuf); |
a36de779 PS |
1975 | |
1976 | if (port->is_tunnel) { | |
1977 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(port->up.ofproto); | |
1978 | ||
c8025aee | 1979 | if (tnl_port_reconfigure(port, netdev, port->odp_port, port->odp_port, |
6d9e94b5 AZ |
1980 | ovs_native_tunneling_is_on(ofproto), |
1981 | dp_port_name)) { | |
a36de779 PS |
1982 | ofproto->backer->need_revalidate = REV_RECONFIGURE; |
1983 | } | |
f1e78bbd | 1984 | } |
6cbbf4fa EJ |
1985 | |
1986 | ofport_update_peer(port); | |
abe529af BP |
1987 | } |
1988 | ||
1989 | static void | |
9e1fd49b | 1990 | port_reconfigured(struct ofport *port_, enum ofputil_port_config old_config) |
abe529af BP |
1991 | { |
1992 | struct ofport_dpif *port = ofport_dpif_cast(port_); | |
1993 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(port->up.ofproto); | |
9e1fd49b | 1994 | enum ofputil_port_config changed = old_config ^ port->up.pp.config; |
abe529af | 1995 | |
9e1fd49b | 1996 | if (changed & (OFPUTIL_PC_NO_RECV | OFPUTIL_PC_NO_RECV_STP | |
c57b2226 BP |
1997 | OFPUTIL_PC_NO_FWD | OFPUTIL_PC_NO_FLOOD | |
1998 | OFPUTIL_PC_NO_PACKET_IN)) { | |
2cc3c58e | 1999 | ofproto->backer->need_revalidate = REV_RECONFIGURE; |
7bde8dd8 | 2000 | |
9e1fd49b | 2001 | if (changed & OFPUTIL_PC_NO_FLOOD && port->bundle) { |
7bde8dd8 JP |
2002 | bundle_update(port->bundle); |
2003 | } | |
abe529af BP |
2004 | } |
2005 | } | |
2006 | ||
2007 | static int | |
2008 | set_sflow(struct ofproto *ofproto_, | |
2009 | const struct ofproto_sflow_options *sflow_options) | |
2010 | { | |
2011 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
bae473fe | 2012 | struct dpif_sflow *ds = ofproto->sflow; |
6ff686f2 | 2013 | |
abe529af | 2014 | if (sflow_options) { |
4fe0f203 | 2015 | uint32_t old_probability = ds ? dpif_sflow_get_probability(ds) : 0; |
bae473fe | 2016 | if (!ds) { |
abe529af BP |
2017 | struct ofport_dpif *ofport; |
2018 | ||
4213f19d | 2019 | ds = ofproto->sflow = dpif_sflow_create(); |
abe529af | 2020 | HMAP_FOR_EACH (ofport, up.hmap_node, &ofproto->up.ports) { |
e1b1d06a | 2021 | dpif_sflow_add_port(ds, &ofport->up, ofport->odp_port); |
abe529af BP |
2022 | } |
2023 | } | |
bae473fe | 2024 | dpif_sflow_set_options(ds, sflow_options); |
4fe0f203 BP |
2025 | if (dpif_sflow_get_probability(ds) != old_probability) { |
2026 | ofproto->backer->need_revalidate = REV_RECONFIGURE; | |
2027 | } | |
abe529af | 2028 | } else { |
6ff686f2 | 2029 | if (ds) { |
9723bcce | 2030 | dpif_sflow_unref(ds); |
2cc3c58e | 2031 | ofproto->backer->need_revalidate = REV_RECONFIGURE; |
6ff686f2 PS |
2032 | ofproto->sflow = NULL; |
2033 | } | |
abe529af BP |
2034 | } |
2035 | return 0; | |
2036 | } | |
2037 | ||
29089a54 RL |
2038 | static int |
2039 | set_ipfix( | |
2040 | struct ofproto *ofproto_, | |
2041 | const struct ofproto_ipfix_bridge_exporter_options *bridge_exporter_options, | |
2042 | const struct ofproto_ipfix_flow_exporter_options *flow_exporters_options, | |
2043 | size_t n_flow_exporters_options) | |
2044 | { | |
2045 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
2046 | struct dpif_ipfix *di = ofproto->ipfix; | |
978427a5 | 2047 | bool has_options = bridge_exporter_options || flow_exporters_options; |
8b7ea2d4 | 2048 | bool new_di = false; |
29089a54 | 2049 | |
978427a5 RL |
2050 | if (has_options && !di) { |
2051 | di = ofproto->ipfix = dpif_ipfix_create(); | |
8b7ea2d4 | 2052 | new_di = true; |
978427a5 RL |
2053 | } |
2054 | ||
2055 | if (di) { | |
2056 | /* Call set_options in any case to cleanly flush the flow | |
2057 | * caches in the last exporters that are to be destroyed. */ | |
29089a54 RL |
2058 | dpif_ipfix_set_options( |
2059 | di, bridge_exporter_options, flow_exporters_options, | |
2060 | n_flow_exporters_options); | |
978427a5 | 2061 | |
cd32509e | 2062 | /* Add ports only when a new ipfix created */ |
8b7ea2d4 WZ |
2063 | if (new_di == true) { |
2064 | struct ofport_dpif *ofport; | |
2065 | HMAP_FOR_EACH (ofport, up.hmap_node, &ofproto->up.ports) { | |
cd32509e | 2066 | dpif_ipfix_add_port(di, &ofport->up, ofport->odp_port); |
8b7ea2d4 WZ |
2067 | } |
2068 | } | |
2069 | ||
978427a5 | 2070 | if (!has_options) { |
d857c8aa | 2071 | dpif_ipfix_unref(di); |
29089a54 RL |
2072 | ofproto->ipfix = NULL; |
2073 | } | |
2074 | } | |
978427a5 | 2075 | |
29089a54 RL |
2076 | return 0; |
2077 | } | |
2078 | ||
fb8f22c1 BY |
2079 | static int |
2080 | get_ipfix_stats(const struct ofproto *ofproto_, | |
2081 | bool bridge_ipfix, | |
2082 | struct ovs_list *replies) | |
2083 | { | |
2084 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
2085 | struct dpif_ipfix *di = ofproto->ipfix; | |
2086 | ||
2087 | if (!di) { | |
2088 | return OFPERR_NXST_NOT_CONFIGURED; | |
2089 | } | |
2090 | ||
2091 | return dpif_ipfix_get_stats(di, bridge_ipfix, replies); | |
2092 | } | |
2093 | ||
abe529af | 2094 | static int |
a5610457 | 2095 | set_cfm(struct ofport *ofport_, const struct cfm_settings *s) |
abe529af BP |
2096 | { |
2097 | struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
4e5e44e3 AW |
2098 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofport->up.ofproto); |
2099 | struct cfm *old = ofport->cfm; | |
635c5db9 | 2100 | int error = 0; |
abe529af | 2101 | |
635c5db9 | 2102 | if (s) { |
abe529af | 2103 | if (!ofport->cfm) { |
90967e95 | 2104 | ofport->cfm = cfm_create(ofport->up.netdev); |
abe529af BP |
2105 | } |
2106 | ||
a5610457 | 2107 | if (cfm_configure(ofport->cfm, s)) { |
635c5db9 AW |
2108 | error = 0; |
2109 | goto out; | |
abe529af BP |
2110 | } |
2111 | ||
2112 | error = EINVAL; | |
2113 | } | |
8e9a73fa | 2114 | cfm_unref(ofport->cfm); |
abe529af | 2115 | ofport->cfm = NULL; |
635c5db9 | 2116 | out: |
4e5e44e3 AW |
2117 | if (ofport->cfm != old) { |
2118 | ofproto->backer->need_revalidate = REV_RECONFIGURE; | |
2119 | } | |
635c5db9 | 2120 | ofproto_dpif_monitor_port_update(ofport, ofport->bfd, ofport->cfm, |
74ff3298 | 2121 | ofport->lldp, &ofport->up.pp.hw_addr); |
abe529af BP |
2122 | return error; |
2123 | } | |
2124 | ||
8f5514fe AW |
2125 | static bool |
2126 | cfm_status_changed(struct ofport *ofport_) | |
2127 | { | |
2128 | struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
2129 | ||
2130 | return ofport->cfm ? cfm_check_status_change(ofport->cfm) : true; | |
2131 | } | |
2132 | ||
88bf179a | 2133 | static int |
9a9e3786 | 2134 | get_cfm_status(const struct ofport *ofport_, |
685acfd9 | 2135 | struct cfm_status *status) |
1de11730 EJ |
2136 | { |
2137 | struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
88bf179a | 2138 | int ret = 0; |
1de11730 EJ |
2139 | |
2140 | if (ofport->cfm) { | |
8f5514fe | 2141 | cfm_get_status(ofport->cfm, status); |
1de11730 | 2142 | } else { |
88bf179a | 2143 | ret = ENOENT; |
1de11730 | 2144 | } |
88bf179a AW |
2145 | |
2146 | return ret; | |
1de11730 | 2147 | } |
ccc09689 EJ |
2148 | |
2149 | static int | |
2150 | set_bfd(struct ofport *ofport_, const struct smap *cfg) | |
2151 | { | |
2152 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofport_->ofproto); | |
2153 | struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
2154 | struct bfd *old; | |
2155 | ||
2156 | old = ofport->bfd; | |
c1c4e8c7 AW |
2157 | ofport->bfd = bfd_configure(old, netdev_get_name(ofport->up.netdev), |
2158 | cfg, ofport->up.netdev); | |
ccc09689 EJ |
2159 | if (ofport->bfd != old) { |
2160 | ofproto->backer->need_revalidate = REV_RECONFIGURE; | |
2161 | } | |
635c5db9 | 2162 | ofproto_dpif_monitor_port_update(ofport, ofport->bfd, ofport->cfm, |
74ff3298 | 2163 | ofport->lldp, &ofport->up.pp.hw_addr); |
ccc09689 EJ |
2164 | return 0; |
2165 | } | |
2166 | ||
8f5514fe AW |
2167 | static bool |
2168 | bfd_status_changed(struct ofport *ofport_) | |
2169 | { | |
2170 | struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
2171 | ||
2172 | return ofport->bfd ? bfd_check_status_change(ofport->bfd) : true; | |
2173 | } | |
2174 | ||
ccc09689 EJ |
2175 | static int |
2176 | get_bfd_status(struct ofport *ofport_, struct smap *smap) | |
2177 | { | |
2178 | struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
88bf179a | 2179 | int ret = 0; |
ccc09689 EJ |
2180 | |
2181 | if (ofport->bfd) { | |
8f5514fe | 2182 | bfd_get_status(ofport->bfd, smap); |
ccc09689 | 2183 | } else { |
88bf179a | 2184 | ret = ENOENT; |
ccc09689 | 2185 | } |
88bf179a AW |
2186 | |
2187 | return ret; | |
ccc09689 | 2188 | } |
0477baa9 DF |
2189 | |
2190 | static int | |
2191 | set_lldp(struct ofport *ofport_, | |
2192 | const struct smap *cfg) | |
2193 | { | |
2194 | struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
2195 | int error = 0; | |
2196 | ||
2197 | if (cfg) { | |
2198 | if (!ofport->lldp) { | |
2199 | struct ofproto_dpif *ofproto; | |
2200 | ||
2201 | ofproto = ofproto_dpif_cast(ofport->up.ofproto); | |
2202 | ofproto->backer->need_revalidate = REV_RECONFIGURE; | |
2203 | ofport->lldp = lldp_create(ofport->up.netdev, ofport_->mtu, cfg); | |
2204 | } | |
2205 | ||
19aef6ef DF |
2206 | if (!lldp_configure(ofport->lldp, cfg)) { |
2207 | error = EINVAL; | |
0477baa9 | 2208 | } |
0477baa9 | 2209 | } |
19aef6ef DF |
2210 | if (error) { |
2211 | lldp_unref(ofport->lldp); | |
2212 | ofport->lldp = NULL; | |
2213 | } | |
2214 | ||
0477baa9 DF |
2215 | ofproto_dpif_monitor_port_update(ofport, |
2216 | ofport->bfd, | |
2217 | ofport->cfm, | |
2218 | ofport->lldp, | |
74ff3298 | 2219 | &ofport->up.pp.hw_addr); |
0477baa9 DF |
2220 | return error; |
2221 | } | |
2222 | ||
2223 | static bool | |
2224 | get_lldp_status(const struct ofport *ofport_, | |
2225 | struct lldp_status *status OVS_UNUSED) | |
2226 | { | |
2227 | struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
2228 | ||
2229 | return ofport->lldp ? true : false; | |
2230 | } | |
2231 | ||
2232 | static int | |
2233 | set_aa(struct ofproto *ofproto OVS_UNUSED, | |
2234 | const struct aa_settings *s) | |
2235 | { | |
2236 | return aa_configure(s); | |
2237 | } | |
2238 | ||
2239 | static int | |
2240 | aa_mapping_set(struct ofproto *ofproto_ OVS_UNUSED, void *aux, | |
2241 | const struct aa_mapping_settings *s) | |
2242 | { | |
2243 | return aa_mapping_register(aux, s); | |
2244 | } | |
2245 | ||
2246 | static int | |
2247 | aa_mapping_unset(struct ofproto *ofproto OVS_UNUSED, void *aux) | |
2248 | { | |
2249 | return aa_mapping_unregister(aux); | |
2250 | } | |
2251 | ||
2252 | static int | |
2253 | aa_vlan_get_queued(struct ofproto *ofproto OVS_UNUSED, struct ovs_list *list) | |
2254 | { | |
2255 | return aa_get_vlan_queued(list); | |
2256 | } | |
2257 | ||
2258 | static unsigned int | |
2259 | aa_vlan_get_queue_size(struct ofproto *ofproto OVS_UNUSED) | |
2260 | { | |
2261 | return aa_get_vlan_queue_size(); | |
2262 | } | |
2263 | ||
abe529af | 2264 | \f |
21f7563c JP |
2265 | /* Spanning Tree. */ |
2266 | ||
6b90bc57 | 2267 | /* Called while rstp_mutex is held. */ |
9efd308e | 2268 | static void |
cf62fa4c | 2269 | rstp_send_bpdu_cb(struct dp_packet *pkt, void *ofport_, void *ofproto_) |
9efd308e DV |
2270 | { |
2271 | struct ofproto_dpif *ofproto = ofproto_; | |
6b90bc57 | 2272 | struct ofport_dpif *ofport = ofport_; |
2482b0b0 | 2273 | struct eth_header *eth = dp_packet_eth(pkt); |
6b90bc57 | 2274 | |
74ff3298 | 2275 | netdev_get_etheraddr(ofport->up.netdev, ð->eth_src); |
6b90bc57 JR |
2276 | if (eth_addr_is_zero(eth->eth_src)) { |
2277 | VLOG_WARN_RL(&rl, "%s port %d: cannot send RSTP BPDU on a port which " | |
2278 | "does not have a configured source MAC address.", | |
2279 | ofproto->up.name, ofp_to_u16(ofport->up.ofp_port)); | |
9efd308e | 2280 | } else { |
2eb79142 | 2281 | ofproto_dpif_send_packet(ofport, false, pkt); |
9efd308e | 2282 | } |
cf62fa4c | 2283 | dp_packet_delete(pkt); |
9efd308e DV |
2284 | } |
2285 | ||
21f7563c | 2286 | static void |
cf62fa4c | 2287 | send_bpdu_cb(struct dp_packet *pkt, int port_num, void *ofproto_) |
21f7563c JP |
2288 | { |
2289 | struct ofproto_dpif *ofproto = ofproto_; | |
2290 | struct stp_port *sp = stp_get_port(ofproto->stp, port_num); | |
2291 | struct ofport_dpif *ofport; | |
2292 | ||
2293 | ofport = stp_port_get_aux(sp); | |
2294 | if (!ofport) { | |
2295 | VLOG_WARN_RL(&rl, "%s: cannot send BPDU on unknown port %d", | |
2296 | ofproto->up.name, port_num); | |
2297 | } else { | |
2482b0b0 | 2298 | struct eth_header *eth = dp_packet_eth(pkt); |
21f7563c | 2299 | |
74ff3298 | 2300 | netdev_get_etheraddr(ofport->up.netdev, ð->eth_src); |
21f7563c JP |
2301 | if (eth_addr_is_zero(eth->eth_src)) { |
2302 | VLOG_WARN_RL(&rl, "%s: cannot send BPDU on port %d " | |
2303 | "with unknown MAC", ofproto->up.name, port_num); | |
2304 | } else { | |
2eb79142 | 2305 | ofproto_dpif_send_packet(ofport, false, pkt); |
21f7563c JP |
2306 | } |
2307 | } | |
cf62fa4c | 2308 | dp_packet_delete(pkt); |
21f7563c JP |
2309 | } |
2310 | ||
9efd308e DV |
2311 | /* Configure RSTP on 'ofproto_' using the settings defined in 's'. */ |
2312 | static void | |
2313 | set_rstp(struct ofproto *ofproto_, const struct ofproto_rstp_settings *s) | |
2314 | { | |
2315 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
2316 | ||
2317 | /* Only revalidate flows if the configuration changed. */ | |
2318 | if (!s != !ofproto->rstp) { | |
2319 | ofproto->backer->need_revalidate = REV_RECONFIGURE; | |
2320 | } | |
2321 | ||
2322 | if (s) { | |
2323 | if (!ofproto->rstp) { | |
2324 | ofproto->rstp = rstp_create(ofproto_->name, s->address, | |
4b30ba05 | 2325 | rstp_send_bpdu_cb, ofproto); |
9efd308e DV |
2326 | ofproto->rstp_last_tick = time_msec(); |
2327 | } | |
2328 | rstp_set_bridge_address(ofproto->rstp, s->address); | |
2329 | rstp_set_bridge_priority(ofproto->rstp, s->priority); | |
2330 | rstp_set_bridge_ageing_time(ofproto->rstp, s->ageing_time); | |
2331 | rstp_set_bridge_force_protocol_version(ofproto->rstp, | |
2332 | s->force_protocol_version); | |
2333 | rstp_set_bridge_max_age(ofproto->rstp, s->bridge_max_age); | |
2334 | rstp_set_bridge_forward_delay(ofproto->rstp, s->bridge_forward_delay); | |
2335 | rstp_set_bridge_transmit_hold_count(ofproto->rstp, | |
2336 | s->transmit_hold_count); | |
2337 | } else { | |
2338 | struct ofport *ofport; | |
2339 | HMAP_FOR_EACH (ofport, hmap_node, &ofproto->up.ports) { | |
2340 | set_rstp_port(ofport, NULL); | |
2341 | } | |
2342 | rstp_unref(ofproto->rstp); | |
2343 | ofproto->rstp = NULL; | |
2344 | } | |
2345 | } | |
2346 | ||
2347 | static void | |
2348 | get_rstp_status(struct ofproto *ofproto_, struct ofproto_rstp_status *s) | |
2349 | { | |
2350 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
2351 | ||
2352 | if (ofproto->rstp) { | |
2353 | s->enabled = true; | |
2354 | s->root_id = rstp_get_root_id(ofproto->rstp); | |
2355 | s->bridge_id = rstp_get_bridge_id(ofproto->rstp); | |
2356 | s->designated_id = rstp_get_designated_id(ofproto->rstp); | |
2357 | s->root_path_cost = rstp_get_root_path_cost(ofproto->rstp); | |
2358 | s->designated_port_id = rstp_get_designated_port_id(ofproto->rstp); | |
2359 | s->bridge_port_id = rstp_get_bridge_port_id(ofproto->rstp); | |
2360 | } else { | |
2361 | s->enabled = false; | |
2362 | } | |
2363 | } | |
2364 | ||
2365 | static void | |
2366 | update_rstp_port_state(struct ofport_dpif *ofport) | |
2367 | { | |
2368 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofport->up.ofproto); | |
2369 | enum rstp_state state; | |
2370 | ||
2371 | /* Figure out new state. */ | |
2372 | state = ofport->rstp_port ? rstp_port_get_state(ofport->rstp_port) | |
2373 | : RSTP_DISABLED; | |
2374 | ||
2375 | /* Update state. */ | |
2376 | if (ofport->rstp_state != state) { | |
2377 | enum ofputil_port_state of_state; | |
2378 | bool fwd_change; | |
2379 | ||
9a0bb428 JR |
2380 | VLOG_DBG("port %s: RSTP state changed from %s to %s", |
2381 | netdev_get_name(ofport->up.netdev), | |
2382 | rstp_state_name(ofport->rstp_state), | |
2383 | rstp_state_name(state)); | |
2372c146 | 2384 | |
9efd308e | 2385 | if (rstp_learn_in_state(ofport->rstp_state) |
66ff280d JR |
2386 | != rstp_learn_in_state(state)) { |
2387 | /* XXX: Learning action flows should also be flushed. */ | |
2388 | if (ofport->bundle) { | |
2372c146 JR |
2389 | if (!rstp_shift_root_learned_address(ofproto->rstp) |
2390 | || rstp_get_old_root_aux(ofproto->rstp) != ofport) { | |
2391 | bundle_flush_macs(ofport->bundle, false); | |
2392 | } | |
66ff280d | 2393 | } |
9efd308e DV |
2394 | } |
2395 | fwd_change = rstp_forward_in_state(ofport->rstp_state) | |
2396 | != rstp_forward_in_state(state); | |
2397 | ||
2398 | ofproto->backer->need_revalidate = REV_RSTP; | |
2399 | ofport->rstp_state = state; | |
2400 | ||
2401 | if (fwd_change && ofport->bundle) { | |
2402 | bundle_update(ofport->bundle); | |
2403 | } | |
2404 | ||
2405 | /* Update the RSTP state bits in the OpenFlow port description. */ | |
2406 | of_state = ofport->up.pp.state & ~OFPUTIL_PS_STP_MASK; | |
2407 | of_state |= (state == RSTP_LEARNING ? OFPUTIL_PS_STP_LEARN | |
2408 | : state == RSTP_FORWARDING ? OFPUTIL_PS_STP_FORWARD | |
2409 | : state == RSTP_DISCARDING ? OFPUTIL_PS_STP_LISTEN | |
2410 | : 0); | |
2411 | ofproto_port_set_state(&ofport->up, of_state); | |
2412 | } | |
2413 | } | |
2414 | ||
2415 | static void | |
2416 | rstp_run(struct ofproto_dpif *ofproto) | |
2417 | { | |
2418 | if (ofproto->rstp) { | |
2419 | long long int now = time_msec(); | |
2420 | long long int elapsed = now - ofproto->rstp_last_tick; | |
2421 | struct rstp_port *rp; | |
f025bcb7 | 2422 | struct ofport_dpif *ofport; |
54d3863b | 2423 | |
9efd308e DV |
2424 | /* Every second, decrease the values of the timers. */ |
2425 | if (elapsed >= 1000) { | |
2426 | rstp_tick_timers(ofproto->rstp); | |
2427 | ofproto->rstp_last_tick = now; | |
2428 | } | |
f025bcb7 JR |
2429 | rp = NULL; |
2430 | while ((ofport = rstp_get_next_changed_port_aux(ofproto->rstp, &rp))) { | |
2431 | update_rstp_port_state(ofport); | |
9efd308e | 2432 | } |
66ff280d JR |
2433 | rp = NULL; |
2434 | ofport = NULL; | |
9efd308e DV |
2435 | /* FIXME: This check should be done on-event (i.e., when setting |
2436 | * p->fdb_flush) and not periodically. | |
2437 | */ | |
66ff280d | 2438 | while ((ofport = rstp_check_and_reset_fdb_flush(ofproto->rstp, &rp))) { |
2372c146 JR |
2439 | if (!rstp_shift_root_learned_address(ofproto->rstp) |
2440 | || rstp_get_old_root_aux(ofproto->rstp) != ofport) { | |
2441 | bundle_flush_macs(ofport->bundle, false); | |
2442 | } | |
2443 | } | |
2444 | ||
2445 | if (rstp_shift_root_learned_address(ofproto->rstp)) { | |
c7e4f0b2 DV |
2446 | struct ofport_dpif *old_root_aux = |
2447 | (struct ofport_dpif *)rstp_get_old_root_aux(ofproto->rstp); | |
2448 | struct ofport_dpif *new_root_aux = | |
2449 | (struct ofport_dpif *)rstp_get_new_root_aux(ofproto->rstp); | |
2450 | if (old_root_aux != NULL && new_root_aux != NULL) { | |
2451 | bundle_move(old_root_aux->bundle, new_root_aux->bundle); | |
2452 | rstp_reset_root_changed(ofproto->rstp); | |
2453 | } | |
9efd308e DV |
2454 | } |
2455 | } | |
2456 | } | |
2457 | ||
21f7563c JP |
2458 | /* Configures STP on 'ofproto_' using the settings defined in 's'. */ |
2459 | static int | |
2460 | set_stp(struct ofproto *ofproto_, const struct ofproto_stp_settings *s) | |
2461 | { | |
2462 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
2463 | ||
2464 | /* Only revalidate flows if the configuration changed. */ | |
2465 | if (!s != !ofproto->stp) { | |
2cc3c58e | 2466 | ofproto->backer->need_revalidate = REV_RECONFIGURE; |
21f7563c JP |
2467 | } |
2468 | ||
2469 | if (s) { | |
2470 | if (!ofproto->stp) { | |
2471 | ofproto->stp = stp_create(ofproto_->name, s->system_id, | |
2472 | send_bpdu_cb, ofproto); | |
2473 | ofproto->stp_last_tick = time_msec(); | |
2474 | } | |
2475 | ||
2476 | stp_set_bridge_id(ofproto->stp, s->system_id); | |
2477 | stp_set_bridge_priority(ofproto->stp, s->priority); | |
2478 | stp_set_hello_time(ofproto->stp, s->hello_time); | |
2479 | stp_set_max_age(ofproto->stp, s->max_age); | |
2480 | stp_set_forward_delay(ofproto->stp, s->fwd_delay); | |
2481 | } else { | |
851bf71d EJ |
2482 | struct ofport *ofport; |
2483 | ||
2484 | HMAP_FOR_EACH (ofport, hmap_node, &ofproto->up.ports) { | |
2485 | set_stp_port(ofport, NULL); | |
2486 | } | |
2487 | ||
bd54dbcd | 2488 | stp_unref(ofproto->stp); |
21f7563c JP |
2489 | ofproto->stp = NULL; |
2490 | } | |
2491 | ||
2492 | return 0; | |
2493 | } | |
2494 | ||
2495 | static int | |
2496 | get_stp_status(struct ofproto *ofproto_, struct ofproto_stp_status *s) | |
2497 | { | |
2498 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
2499 | ||
2500 | if (ofproto->stp) { | |
2501 | s->enabled = true; | |
2502 | s->bridge_id = stp_get_bridge_id(ofproto->stp); | |
2503 | s->designated_root = stp_get_designated_root(ofproto->stp); | |
2504 | s->root_path_cost = stp_get_root_path_cost(ofproto->stp); | |
2505 | } else { | |
2506 | s->enabled = false; | |
2507 | } | |
2508 | ||
2509 | return 0; | |
2510 | } | |
2511 | ||
2512 | static void | |
2513 | update_stp_port_state(struct ofport_dpif *ofport) | |
2514 | { | |
2515 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofport->up.ofproto); | |
2516 | enum stp_state state; | |
2517 | ||
2518 | /* Figure out new state. */ | |
2519 | state = ofport->stp_port ? stp_port_get_state(ofport->stp_port) | |
2520 | : STP_DISABLED; | |
2521 | ||
2522 | /* Update state. */ | |
2523 | if (ofport->stp_state != state) { | |
9e1fd49b | 2524 | enum ofputil_port_state of_state; |
21f7563c JP |
2525 | bool fwd_change; |
2526 | ||
9a0bb428 JR |
2527 | VLOG_DBG("port %s: STP state changed from %s to %s", |
2528 | netdev_get_name(ofport->up.netdev), | |
2529 | stp_state_name(ofport->stp_state), | |
2530 | stp_state_name(state)); | |
21f7563c JP |
2531 | if (stp_learn_in_state(ofport->stp_state) |
2532 | != stp_learn_in_state(state)) { | |
2533 | /* xxx Learning action flows should also be flushed. */ | |
509c0149 | 2534 | ovs_rwlock_wrlock(&ofproto->ml->rwlock); |
30618594 | 2535 | mac_learning_flush(ofproto->ml); |
509c0149 | 2536 | ovs_rwlock_unlock(&ofproto->ml->rwlock); |
6d95c4e8 | 2537 | mcast_snooping_mdb_flush(ofproto->ms); |
21f7563c JP |
2538 | } |
2539 | fwd_change = stp_forward_in_state(ofport->stp_state) | |
2540 | != stp_forward_in_state(state); | |
2541 | ||
2cc3c58e | 2542 | ofproto->backer->need_revalidate = REV_STP; |
21f7563c JP |
2543 | ofport->stp_state = state; |
2544 | ofport->stp_state_entered = time_msec(); | |
2545 | ||
b308140a | 2546 | if (fwd_change && ofport->bundle) { |
21f7563c JP |
2547 | bundle_update(ofport->bundle); |
2548 | } | |
2549 | ||
2550 | /* Update the STP state bits in the OpenFlow port description. */ | |
9e1fd49b BP |
2551 | of_state = ofport->up.pp.state & ~OFPUTIL_PS_STP_MASK; |
2552 | of_state |= (state == STP_LISTENING ? OFPUTIL_PS_STP_LISTEN | |
2553 | : state == STP_LEARNING ? OFPUTIL_PS_STP_LEARN | |
2554 | : state == STP_FORWARDING ? OFPUTIL_PS_STP_FORWARD | |
2555 | : state == STP_BLOCKING ? OFPUTIL_PS_STP_BLOCK | |
2556 | : 0); | |
21f7563c JP |
2557 | ofproto_port_set_state(&ofport->up, of_state); |
2558 | } | |
2559 | } | |
2560 | ||
52182c5f | 2561 | static void |
2562 | stp_check_and_update_link_state(struct ofproto_dpif *ofproto) | |
2563 | { | |
2564 | struct ofport_dpif *ofport; | |
2565 | ||
2566 | HMAP_FOR_EACH (ofport, up.hmap_node, &ofproto->up.ports) { | |
2567 | bool up = netdev_get_carrier(ofport->up.netdev); | |
2568 | ||
2569 | if (ofport->stp_port && | |
2570 | up != (stp_port_get_state(ofport->stp_port) != STP_DISABLED)) { | |
2571 | ||
2572 | VLOG_DBG("bridge %s, port %s is %s, %s it.", | |
2573 | ofproto->up.name, netdev_get_name(ofport->up.netdev), | |
2574 | up ? "up" : "down", | |
2575 | up ? "enabling" : "disabling"); | |
2576 | ||
2577 | if (up) { | |
2578 | stp_port_enable(ofport->stp_port); | |
2579 | stp_port_set_aux(ofport->stp_port, ofport); | |
2580 | } else { | |
2581 | stp_port_disable(ofport->stp_port); | |
2582 | } | |
2583 | ||
2584 | update_stp_port_state(ofport); | |
2585 | } | |
2586 | } | |
2587 | } | |
2588 | ||
21f7563c JP |
2589 | /* Configures STP on 'ofport_' using the settings defined in 's'. The |
2590 | * caller is responsible for assigning STP port numbers and ensuring | |
2591 | * there are no duplicates. */ | |
2592 | static int | |
2593 | set_stp_port(struct ofport *ofport_, | |
2594 | const struct ofproto_port_stp_settings *s) | |
2595 | { | |
2596 | struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
2597 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofport->up.ofproto); | |
2598 | struct stp_port *sp = ofport->stp_port; | |
2599 | ||
2600 | if (!s || !s->enable) { | |
2601 | if (sp) { | |
2602 | ofport->stp_port = NULL; | |
2603 | stp_port_disable(sp); | |
ecd12731 | 2604 | update_stp_port_state(ofport); |
21f7563c JP |
2605 | } |
2606 | return 0; | |
2607 | } else if (sp && stp_port_no(sp) != s->port_num | |
f025bcb7 | 2608 | && ofport == stp_port_get_aux(sp)) { |
21f7563c JP |
2609 | /* The port-id changed, so disable the old one if it's not |
2610 | * already in use by another port. */ | |
2611 | stp_port_disable(sp); | |
2612 | } | |
2613 | ||
2614 | sp = ofport->stp_port = stp_get_port(ofproto->stp, s->port_num); | |
21f7563c | 2615 | |
fb20b0bf JR |
2616 | /* Set name before enabling the port so that debugging messages can print |
2617 | * the name. */ | |
11306274 | 2618 | stp_port_set_name(sp, netdev_get_name(ofport->up.netdev)); |
52182c5f | 2619 | |
2620 | if (netdev_get_carrier(ofport_->netdev)) { | |
2621 | stp_port_enable(sp); | |
2622 | } else { | |
2623 | stp_port_disable(sp); | |
2624 | } | |
fb20b0bf | 2625 | |
21f7563c JP |
2626 | stp_port_set_aux(sp, ofport); |
2627 | stp_port_set_priority(sp, s->priority); | |
2628 | stp_port_set_path_cost(sp, s->path_cost); | |
2629 | ||
2630 | update_stp_port_state(ofport); | |
2631 | ||
2632 | return 0; | |
2633 | } | |
2634 | ||
2635 | static int | |
2636 | get_stp_port_status(struct ofport *ofport_, | |
2637 | struct ofproto_port_stp_status *s) | |
2638 | { | |
2639 | struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
2640 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofport->up.ofproto); | |
2641 | struct stp_port *sp = ofport->stp_port; | |
2642 | ||
2643 | if (!ofproto->stp || !sp) { | |
2644 | s->enabled = false; | |
2645 | return 0; | |
2646 | } | |
2647 | ||
2648 | s->enabled = true; | |
926c9a4a | 2649 | stp_port_get_status(sp, &s->port_id, &s->state, &s->role); |
21f7563c | 2650 | s->sec_in_state = (time_msec() - ofport->stp_state_entered) / 1000; |
fd28ce3a JS |
2651 | |
2652 | return 0; | |
2653 | } | |
2654 | ||
2655 | static int | |
2656 | get_stp_port_stats(struct ofport *ofport_, | |
2657 | struct ofproto_port_stp_stats *s) | |
2658 | { | |
2659 | struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
2660 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofport->up.ofproto); | |
2661 | struct stp_port *sp = ofport->stp_port; | |
2662 | ||
2663 | if (!ofproto->stp || !sp) { | |
2664 | s->enabled = false; | |
2665 | return 0; | |
2666 | } | |
2667 | ||
2668 | s->enabled = true; | |
80740385 | 2669 | stp_port_get_counts(sp, &s->tx_count, &s->rx_count, &s->error_count); |
21f7563c JP |
2670 | |
2671 | return 0; | |
2672 | } | |
2673 | ||
2674 | static void | |
2675 | stp_run(struct ofproto_dpif *ofproto) | |
2676 | { | |
2677 | if (ofproto->stp) { | |
2678 | long long int now = time_msec(); | |
2679 | long long int elapsed = now - ofproto->stp_last_tick; | |
2680 | struct stp_port *sp; | |
2681 | ||
2682 | if (elapsed > 0) { | |
2683 | stp_tick(ofproto->stp, MIN(INT_MAX, elapsed)); | |
2684 | ofproto->stp_last_tick = now; | |
2685 | } | |
52182c5f | 2686 | |
2687 | stp_check_and_update_link_state(ofproto); | |
2688 | ||
21f7563c JP |
2689 | while (stp_get_changed_port(ofproto->stp, &sp)) { |
2690 | struct ofport_dpif *ofport = stp_port_get_aux(sp); | |
2691 | ||
2692 | if (ofport) { | |
2693 | update_stp_port_state(ofport); | |
2694 | } | |
2695 | } | |
6ae50723 EJ |
2696 | |
2697 | if (stp_check_and_reset_fdb_flush(ofproto->stp)) { | |
509c0149 | 2698 | ovs_rwlock_wrlock(&ofproto->ml->rwlock); |
30618594 | 2699 | mac_learning_flush(ofproto->ml); |
509c0149 | 2700 | ovs_rwlock_unlock(&ofproto->ml->rwlock); |
6d95c4e8 | 2701 | mcast_snooping_mdb_flush(ofproto->ms); |
6ae50723 | 2702 | } |
21f7563c JP |
2703 | } |
2704 | } | |
2705 | ||
2706 | static void | |
2707 | stp_wait(struct ofproto_dpif *ofproto) | |
2708 | { | |
2709 | if (ofproto->stp) { | |
2710 | poll_timer_wait(1000); | |
2711 | } | |
2712 | } | |
9efd308e DV |
2713 | |
2714 | /* Configures RSTP on 'ofport_' using the settings defined in 's'. The | |
2715 | * caller is responsible for assigning RSTP port numbers and ensuring | |
2716 | * there are no duplicates. */ | |
2717 | static void | |
2718 | set_rstp_port(struct ofport *ofport_, | |
cc33c223 | 2719 | const struct ofproto_port_rstp_settings *s) |
9efd308e DV |
2720 | { |
2721 | struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
2722 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofport->up.ofproto); | |
2723 | struct rstp_port *rp = ofport->rstp_port; | |
9efd308e DV |
2724 | |
2725 | if (!s || !s->enable) { | |
2726 | if (rp) { | |
e73e9165 JR |
2727 | rstp_port_set_aux(rp, NULL); |
2728 | rstp_port_set_state(rp, RSTP_DISABLED); | |
2729 | rstp_port_set_mac_operational(rp, false); | |
9efd308e | 2730 | ofport->rstp_port = NULL; |
e73e9165 | 2731 | rstp_port_unref(rp); |
9efd308e DV |
2732 | update_rstp_port_state(ofport); |
2733 | } | |
9efd308e DV |
2734 | return; |
2735 | } | |
f025bcb7 JR |
2736 | |
2737 | /* Check if need to add a new port. */ | |
9efd308e DV |
2738 | if (!rp) { |
2739 | rp = ofport->rstp_port = rstp_add_port(ofproto->rstp); | |
2740 | } | |
9efd308e | 2741 | |
f025bcb7 | 2742 | rstp_port_set(rp, s->port_num, s->priority, s->path_cost, |
67e8c1ac JR |
2743 | s->admin_edge_port, s->auto_edge, |
2744 | s->admin_p2p_mac_state, s->admin_port_state, s->mcheck, | |
8d2f8375 | 2745 | ofport, netdev_get_name(ofport->up.netdev)); |
9efd308e | 2746 | update_rstp_port_state(ofport); |
29db47ce JR |
2747 | /* Synchronize operational status. */ |
2748 | rstp_port_set_mac_operational(rp, ofport->may_enable); | |
9efd308e DV |
2749 | } |
2750 | ||
2751 | static void | |
2752 | get_rstp_port_status(struct ofport *ofport_, | |
2753 | struct ofproto_port_rstp_status *s) | |
2754 | { | |
2755 | struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
2756 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofport->up.ofproto); | |
2757 | struct rstp_port *rp = ofport->rstp_port; | |
2758 | ||
2759 | if (!ofproto->rstp || !rp) { | |
2760 | s->enabled = false; | |
2761 | return; | |
2762 | } | |
2763 | ||
2764 | s->enabled = true; | |
9c64e6b8 JR |
2765 | rstp_port_get_status(rp, &s->port_id, &s->state, &s->role, |
2766 | &s->designated_bridge_id, &s->designated_port_id, | |
2767 | &s->designated_path_cost, &s->tx_count, | |
f025bcb7 | 2768 | &s->rx_count, &s->error_count, &s->uptime); |
9efd308e DV |
2769 | } |
2770 | ||
21f7563c | 2771 | \f |
8b36f51e | 2772 | static int |
55954f6e | 2773 | set_queues(struct ofport *ofport_, const struct ofproto_port_queue *qdscp, |
8b36f51e EJ |
2774 | size_t n_qdscp) |
2775 | { | |
2776 | struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
2777 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofport->up.ofproto); | |
8b36f51e | 2778 | |
55954f6e EJ |
2779 | if (ofport->n_qdscp != n_qdscp |
2780 | || (n_qdscp && memcmp(ofport->qdscp, qdscp, | |
2781 | n_qdscp * sizeof *qdscp))) { | |
2cc3c58e | 2782 | ofproto->backer->need_revalidate = REV_RECONFIGURE; |
55954f6e EJ |
2783 | free(ofport->qdscp); |
2784 | ofport->qdscp = n_qdscp | |
2785 | ? xmemdup(qdscp, n_qdscp * sizeof *qdscp) | |
2786 | : NULL; | |
2787 | ofport->n_qdscp = n_qdscp; | |
8b36f51e EJ |
2788 | } |
2789 | ||
8b36f51e EJ |
2790 | return 0; |
2791 | } | |
2792 | \f | |
abe529af BP |
2793 | /* Bundles. */ |
2794 | ||
b44a10b7 BP |
2795 | /* Expires all MAC learning entries associated with 'bundle' and forces its |
2796 | * ofproto to revalidate every flow. | |
2797 | * | |
2798 | * Normally MAC learning entries are removed only from the ofproto associated | |
2799 | * with 'bundle', but if 'all_ofprotos' is true, then the MAC learning entries | |
2800 | * are removed from every ofproto. When patch ports and SLB bonds are in use | |
2801 | * and a VM migration happens and the gratuitous ARPs are somehow lost, this | |
2802 | * avoids a MAC_ENTRY_IDLE_TIME delay before the migrated VM can communicate | |
2803 | * with the host from which it migrated. */ | |
abe529af | 2804 | static void |
b44a10b7 | 2805 | bundle_flush_macs(struct ofbundle *bundle, bool all_ofprotos) |
abe529af BP |
2806 | { |
2807 | struct ofproto_dpif *ofproto = bundle->ofproto; | |
2808 | struct mac_learning *ml = ofproto->ml; | |
2809 | struct mac_entry *mac, *next_mac; | |
2810 | ||
2cc3c58e | 2811 | ofproto->backer->need_revalidate = REV_RECONFIGURE; |
509c0149 | 2812 | ovs_rwlock_wrlock(&ml->rwlock); |
abe529af | 2813 | LIST_FOR_EACH_SAFE (mac, next_mac, lru_node, &ml->lrus) { |
9d078ec2 | 2814 | if (mac_entry_get_port(ml, mac) == bundle) { |
b44a10b7 BP |
2815 | if (all_ofprotos) { |
2816 | struct ofproto_dpif *o; | |
2817 | ||
911b4a7e JP |
2818 | HMAP_FOR_EACH (o, all_ofproto_dpifs_by_name_node, |
2819 | &all_ofproto_dpifs_by_name) { | |
b44a10b7 BP |
2820 | if (o != ofproto) { |
2821 | struct mac_entry *e; | |
2822 | ||
509c0149 | 2823 | ovs_rwlock_wrlock(&o->ml->rwlock); |
30618594 | 2824 | e = mac_learning_lookup(o->ml, mac->mac, mac->vlan); |
b44a10b7 | 2825 | if (e) { |
b44a10b7 BP |
2826 | mac_learning_expire(o->ml, e); |
2827 | } | |
509c0149 | 2828 | ovs_rwlock_unlock(&o->ml->rwlock); |
b44a10b7 BP |
2829 | } |
2830 | } | |
2831 | } | |
2832 | ||
abe529af BP |
2833 | mac_learning_expire(ml, mac); |
2834 | } | |
2835 | } | |
509c0149 | 2836 | ovs_rwlock_unlock(&ml->rwlock); |
abe529af BP |
2837 | } |
2838 | ||
2372c146 JR |
2839 | static void |
2840 | bundle_move(struct ofbundle *old, struct ofbundle *new) | |
2841 | { | |
2842 | struct ofproto_dpif *ofproto = old->ofproto; | |
2843 | struct mac_learning *ml = ofproto->ml; | |
2844 | struct mac_entry *mac, *next_mac; | |
2845 | ||
2846 | ovs_assert(new->ofproto == old->ofproto); | |
2847 | ||
2848 | ofproto->backer->need_revalidate = REV_RECONFIGURE; | |
2849 | ovs_rwlock_wrlock(&ml->rwlock); | |
2850 | LIST_FOR_EACH_SAFE (mac, next_mac, lru_node, &ml->lrus) { | |
9d078ec2 BP |
2851 | if (mac_entry_get_port(ml, mac) == old) { |
2852 | mac_entry_set_port(ml, mac, new); | |
2372c146 JR |
2853 | } |
2854 | } | |
2855 | ovs_rwlock_unlock(&ml->rwlock); | |
2856 | } | |
2857 | ||
abe529af BP |
2858 | static struct ofbundle * |
2859 | bundle_lookup(const struct ofproto_dpif *ofproto, void *aux) | |
2860 | { | |
2861 | struct ofbundle *bundle; | |
2862 | ||
2863 | HMAP_FOR_EACH_IN_BUCKET (bundle, hmap_node, hash_pointer(aux, 0), | |
2864 | &ofproto->bundles) { | |
2865 | if (bundle->aux == aux) { | |
2866 | return bundle; | |
2867 | } | |
2868 | } | |
2869 | return NULL; | |
2870 | } | |
2871 | ||
7bde8dd8 JP |
2872 | static void |
2873 | bundle_update(struct ofbundle *bundle) | |
2874 | { | |
2875 | struct ofport_dpif *port; | |
2876 | ||
2877 | bundle->floodable = true; | |
2878 | LIST_FOR_EACH (port, bundle_node, &bundle->ports) { | |
9e1fd49b | 2879 | if (port->up.pp.config & OFPUTIL_PC_NO_FLOOD |
875ab130 | 2880 | || netdev_get_pt_mode(port->up.netdev) == NETDEV_PT_LEGACY_L3 |
4b5f1996 DV |
2881 | || (bundle->ofproto->stp && !stp_forward_in_state(port->stp_state)) |
2882 | || (bundle->ofproto->rstp && !rstp_forward_in_state(port->rstp_state))) { | |
7bde8dd8 JP |
2883 | bundle->floodable = false; |
2884 | break; | |
2885 | } | |
2886 | } | |
2887 | } | |
2888 | ||
abe529af BP |
2889 | static void |
2890 | bundle_del_port(struct ofport_dpif *port) | |
2891 | { | |
2892 | struct ofbundle *bundle = port->bundle; | |
2893 | ||
2cc3c58e | 2894 | bundle->ofproto->backer->need_revalidate = REV_RECONFIGURE; |
6f77f4ae | 2895 | |
417e7e66 | 2896 | ovs_list_remove(&port->bundle_node); |
abe529af BP |
2897 | port->bundle = NULL; |
2898 | ||
2899 | if (bundle->lacp) { | |
2900 | lacp_slave_unregister(bundle->lacp, port); | |
2901 | } | |
2902 | if (bundle->bond) { | |
2903 | bond_slave_unregister(bundle->bond, port); | |
2904 | } | |
2905 | ||
7bde8dd8 | 2906 | bundle_update(bundle); |
abe529af BP |
2907 | } |
2908 | ||
2909 | static bool | |
4e022ec0 | 2910 | bundle_add_port(struct ofbundle *bundle, ofp_port_t ofp_port, |
df53d41c | 2911 | struct lacp_slave_settings *lacp) |
abe529af BP |
2912 | { |
2913 | struct ofport_dpif *port; | |
2914 | ||
e672ff9b | 2915 | port = ofp_port_to_ofport(bundle->ofproto, ofp_port); |
abe529af BP |
2916 | if (!port) { |
2917 | return false; | |
2918 | } | |
2919 | ||
2920 | if (port->bundle != bundle) { | |
2cc3c58e | 2921 | bundle->ofproto->backer->need_revalidate = REV_RECONFIGURE; |
abe529af | 2922 | if (port->bundle) { |
e019a574 | 2923 | bundle_remove(&port->up); |
abe529af BP |
2924 | } |
2925 | ||
2926 | port->bundle = bundle; | |
417e7e66 | 2927 | ovs_list_push_back(&bundle->ports, &port->bundle_node); |
9e1fd49b | 2928 | if (port->up.pp.config & OFPUTIL_PC_NO_FLOOD |
875ab130 | 2929 | || netdev_get_pt_mode(port->up.netdev) == NETDEV_PT_LEGACY_L3 |
4b5f1996 DV |
2930 | || (bundle->ofproto->stp && !stp_forward_in_state(port->stp_state)) |
2931 | || (bundle->ofproto->rstp && !rstp_forward_in_state(port->rstp_state))) { | |
abe529af BP |
2932 | bundle->floodable = false; |
2933 | } | |
2934 | } | |
2935 | if (lacp) { | |
2cc3c58e | 2936 | bundle->ofproto->backer->need_revalidate = REV_RECONFIGURE; |
abe529af BP |
2937 | lacp_slave_register(bundle->lacp, port, lacp); |
2938 | } | |
2939 | ||
2940 | return true; | |
2941 | } | |
2942 | ||
2943 | static void | |
2944 | bundle_destroy(struct ofbundle *bundle) | |
2945 | { | |
2946 | struct ofproto_dpif *ofproto; | |
2947 | struct ofport_dpif *port, *next_port; | |
abe529af BP |
2948 | |
2949 | if (!bundle) { | |
2950 | return; | |
2951 | } | |
2952 | ||
2953 | ofproto = bundle->ofproto; | |
67912650 | 2954 | mbridge_unregister_bundle(ofproto->mbridge, bundle); |
abe529af | 2955 | |
84f0f298 | 2956 | xlate_txn_start(); |
46c88433 | 2957 | xlate_bundle_remove(bundle); |
84f0f298 | 2958 | xlate_txn_commit(); |
46c88433 | 2959 | |
abe529af BP |
2960 | LIST_FOR_EACH_SAFE (port, next_port, bundle_node, &bundle->ports) { |
2961 | bundle_del_port(port); | |
2962 | } | |
2963 | ||
b44a10b7 | 2964 | bundle_flush_macs(bundle, true); |
b077575e | 2965 | mcast_snooping_flush_bundle(ofproto->ms, bundle); |
abe529af BP |
2966 | hmap_remove(&ofproto->bundles, &bundle->hmap_node); |
2967 | free(bundle->name); | |
2968 | free(bundle->trunks); | |
fed8962a | 2969 | free(bundle->cvlans); |
91779071 | 2970 | lacp_unref(bundle->lacp); |
03366a2d | 2971 | bond_unref(bundle->bond); |
abe529af BP |
2972 | free(bundle); |
2973 | } | |
2974 | ||
2975 | static int | |
2976 | bundle_set(struct ofproto *ofproto_, void *aux, | |
2977 | const struct ofproto_bundle_settings *s) | |
2978 | { | |
2979 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
2980 | bool need_flush = false; | |
abe529af BP |
2981 | struct ofport_dpif *port; |
2982 | struct ofbundle *bundle; | |
f0fb825a | 2983 | unsigned long *trunks = NULL; |
fed8962a | 2984 | unsigned long *cvlans = NULL; |
ecac4ebf | 2985 | int vlan; |
abe529af BP |
2986 | size_t i; |
2987 | bool ok; | |
2988 | ||
afea2e89 DJ |
2989 | bundle = bundle_lookup(ofproto, aux); |
2990 | ||
abe529af | 2991 | if (!s) { |
afea2e89 | 2992 | bundle_destroy(bundle); |
abe529af BP |
2993 | return 0; |
2994 | } | |
2995 | ||
cb22974d BP |
2996 | ovs_assert(s->n_slaves == 1 || s->bond != NULL); |
2997 | ovs_assert((s->lacp != NULL) == (s->lacp_slaves != NULL)); | |
abe529af | 2998 | |
abe529af BP |
2999 | if (!bundle) { |
3000 | bundle = xmalloc(sizeof *bundle); | |
3001 | ||
3002 | bundle->ofproto = ofproto; | |
3003 | hmap_insert(&ofproto->bundles, &bundle->hmap_node, | |
3004 | hash_pointer(aux, 0)); | |
3005 | bundle->aux = aux; | |
3006 | bundle->name = NULL; | |
3007 | ||
417e7e66 | 3008 | ovs_list_init(&bundle->ports); |
ecac4ebf | 3009 | bundle->vlan_mode = PORT_VLAN_TRUNK; |
fed8962a | 3010 | bundle->qinq_ethtype = ETH_TYPE_VLAN_8021AD; |
abe529af BP |
3011 | bundle->vlan = -1; |
3012 | bundle->trunks = NULL; | |
fed8962a | 3013 | bundle->cvlans = NULL; |
5e9ceccd | 3014 | bundle->use_priority_tags = s->use_priority_tags; |
abe529af BP |
3015 | bundle->lacp = NULL; |
3016 | bundle->bond = NULL; | |
3017 | ||
3018 | bundle->floodable = true; | |
c005f976 | 3019 | bundle->protected = false; |
ec7ceaed | 3020 | mbridge_register_bundle(ofproto->mbridge, bundle); |
abe529af BP |
3021 | } |
3022 | ||
3023 | if (!bundle->name || strcmp(s->name, bundle->name)) { | |
3024 | free(bundle->name); | |
3025 | bundle->name = xstrdup(s->name); | |
3026 | } | |
3027 | ||
3028 | /* LACP. */ | |
3029 | if (s->lacp) { | |
e2d13c43 | 3030 | ofproto->lacp_enabled = true; |
abe529af | 3031 | if (!bundle->lacp) { |
2cc3c58e | 3032 | ofproto->backer->need_revalidate = REV_RECONFIGURE; |
abe529af BP |
3033 | bundle->lacp = lacp_create(); |
3034 | } | |
3035 | lacp_configure(bundle->lacp, s->lacp); | |
3036 | } else { | |
91779071 | 3037 | lacp_unref(bundle->lacp); |
abe529af BP |
3038 | bundle->lacp = NULL; |
3039 | } | |
3040 | ||
3041 | /* Update set of ports. */ | |
3042 | ok = true; | |
3043 | for (i = 0; i < s->n_slaves; i++) { | |
3044 | if (!bundle_add_port(bundle, s->slaves[i], | |
df53d41c | 3045 | s->lacp ? &s->lacp_slaves[i] : NULL)) { |
abe529af BP |
3046 | ok = false; |
3047 | } | |
3048 | } | |
417e7e66 | 3049 | if (!ok || ovs_list_size(&bundle->ports) != s->n_slaves) { |
abe529af BP |
3050 | struct ofport_dpif *next_port; |
3051 | ||
3052 | LIST_FOR_EACH_SAFE (port, next_port, bundle_node, &bundle->ports) { | |
3053 | for (i = 0; i < s->n_slaves; i++) { | |
56c769ab | 3054 | if (s->slaves[i] == port->up.ofp_port) { |
abe529af BP |
3055 | goto found; |
3056 | } | |
3057 | } | |
3058 | ||
3059 | bundle_del_port(port); | |
3060 | found: ; | |
3061 | } | |
3062 | } | |
417e7e66 | 3063 | ovs_assert(ovs_list_size(&bundle->ports) <= s->n_slaves); |
abe529af | 3064 | |
417e7e66 | 3065 | if (ovs_list_is_empty(&bundle->ports)) { |
abe529af BP |
3066 | bundle_destroy(bundle); |
3067 | return EINVAL; | |
3068 | } | |
3069 | ||
ecac4ebf | 3070 | /* Set VLAN tagging mode */ |
5e9ceccd BP |
3071 | if (s->vlan_mode != bundle->vlan_mode |
3072 | || s->use_priority_tags != bundle->use_priority_tags) { | |
ecac4ebf | 3073 | bundle->vlan_mode = s->vlan_mode; |
5e9ceccd | 3074 | bundle->use_priority_tags = s->use_priority_tags; |
ecac4ebf BP |
3075 | need_flush = true; |
3076 | } | |
3077 | ||
fed8962a EG |
3078 | if (s->qinq_ethtype != bundle->qinq_ethtype) { |
3079 | bundle->qinq_ethtype = s->qinq_ethtype; | |
3080 | need_flush = true; | |
3081 | } | |
3082 | ||
abe529af | 3083 | /* Set VLAN tag. */ |
ecac4ebf BP |
3084 | vlan = (s->vlan_mode == PORT_VLAN_TRUNK ? -1 |
3085 | : s->vlan >= 0 && s->vlan <= 4095 ? s->vlan | |
3086 | : 0); | |
3087 | if (vlan != bundle->vlan) { | |
3088 | bundle->vlan = vlan; | |
abe529af BP |
3089 | need_flush = true; |
3090 | } | |
3091 | ||
3092 | /* Get trunked VLANs. */ | |
ecac4ebf BP |
3093 | switch (s->vlan_mode) { |
3094 | case PORT_VLAN_ACCESS: | |
3095 | trunks = NULL; | |
3096 | break; | |
3097 | ||
3098 | case PORT_VLAN_TRUNK: | |
ebc56baa | 3099 | trunks = CONST_CAST(unsigned long *, s->trunks); |
ecac4ebf BP |
3100 | break; |
3101 | ||
3102 | case PORT_VLAN_NATIVE_UNTAGGED: | |
3103 | case PORT_VLAN_NATIVE_TAGGED: | |
3104 | if (vlan != 0 && (!s->trunks | |
3105 | || !bitmap_is_set(s->trunks, vlan) | |
3106 | || bitmap_is_set(s->trunks, 0))) { | |
3107 | /* Force trunking the native VLAN and prohibit trunking VLAN 0. */ | |
3108 | if (s->trunks) { | |
3109 | trunks = bitmap_clone(s->trunks, 4096); | |
3110 | } else { | |
3111 | trunks = bitmap_allocate1(4096); | |
3112 | } | |
3113 | bitmap_set1(trunks, vlan); | |
3114 | bitmap_set0(trunks, 0); | |
3115 | } else { | |
ebc56baa | 3116 | trunks = CONST_CAST(unsigned long *, s->trunks); |
ecac4ebf BP |
3117 | } |
3118 | break; | |
3119 | ||
fed8962a EG |
3120 | case PORT_VLAN_DOT1Q_TUNNEL: |
3121 | cvlans = CONST_CAST(unsigned long *, s->cvlans); | |
3122 | break; | |
3123 | ||
ecac4ebf | 3124 | default: |
428b2edd | 3125 | OVS_NOT_REACHED(); |
ecac4ebf | 3126 | } |
abe529af BP |
3127 | if (!vlan_bitmap_equal(trunks, bundle->trunks)) { |
3128 | free(bundle->trunks); | |
ecac4ebf BP |
3129 | if (trunks == s->trunks) { |
3130 | bundle->trunks = vlan_bitmap_clone(trunks); | |
3131 | } else { | |
3132 | bundle->trunks = trunks; | |
3133 | trunks = NULL; | |
3134 | } | |
abe529af BP |
3135 | need_flush = true; |
3136 | } | |
ecac4ebf BP |
3137 | if (trunks != s->trunks) { |
3138 | free(trunks); | |
3139 | } | |
abe529af | 3140 | |
fed8962a EG |
3141 | if (!vlan_bitmap_equal(cvlans, bundle->cvlans)) { |
3142 | free(bundle->cvlans); | |
3143 | if (cvlans == s->cvlans) { | |
3144 | bundle->cvlans = vlan_bitmap_clone(cvlans); | |
3145 | } else { | |
3146 | bundle->cvlans = cvlans; | |
3147 | cvlans = NULL; | |
3148 | } | |
3149 | need_flush = true; | |
3150 | } | |
3151 | if (cvlans != s->cvlans) { | |
3152 | free(cvlans); | |
3153 | } | |
3154 | ||
abe529af | 3155 | /* Bonding. */ |
417e7e66 | 3156 | if (!ovs_list_is_short(&bundle->ports)) { |
abe529af BP |
3157 | bundle->ofproto->has_bonded_bundles = true; |
3158 | if (bundle->bond) { | |
3159 | if (bond_reconfigure(bundle->bond, s->bond)) { | |
2cc3c58e | 3160 | ofproto->backer->need_revalidate = REV_RECONFIGURE; |
abe529af BP |
3161 | } |
3162 | } else { | |
adcf00ba | 3163 | bundle->bond = bond_create(s->bond, ofproto); |
2cc3c58e | 3164 | ofproto->backer->need_revalidate = REV_RECONFIGURE; |
abe529af BP |
3165 | } |
3166 | ||
3167 | LIST_FOR_EACH (port, bundle_node, &bundle->ports) { | |
adcf00ba AZ |
3168 | bond_slave_register(bundle->bond, port, |
3169 | port->up.ofp_port, port->up.netdev); | |
abe529af BP |
3170 | } |
3171 | } else { | |
03366a2d | 3172 | bond_unref(bundle->bond); |
abe529af BP |
3173 | bundle->bond = NULL; |
3174 | } | |
3175 | ||
c005f976 BK |
3176 | /* Set proteced port mode */ |
3177 | if (s->protected != bundle->protected) { | |
3178 | bundle->protected = s->protected; | |
3179 | need_flush = true; | |
3180 | } | |
3181 | ||
abe529af BP |
3182 | /* If we changed something that would affect MAC learning, un-learn |
3183 | * everything on this port and force flow revalidation. */ | |
3184 | if (need_flush) { | |
b44a10b7 | 3185 | bundle_flush_macs(bundle, false); |
4fbbf862 | 3186 | mcast_snooping_flush_bundle(ofproto->ms, bundle); |
abe529af BP |
3187 | } |
3188 | ||
3189 | return 0; | |
3190 | } | |
3191 | ||
3192 | static void | |
3193 | bundle_remove(struct ofport *port_) | |
3194 | { | |
3195 | struct ofport_dpif *port = ofport_dpif_cast(port_); | |
3196 | struct ofbundle *bundle = port->bundle; | |
3197 | ||
3198 | if (bundle) { | |
3199 | bundle_del_port(port); | |
417e7e66 | 3200 | if (ovs_list_is_empty(&bundle->ports)) { |
abe529af | 3201 | bundle_destroy(bundle); |
417e7e66 | 3202 | } else if (ovs_list_is_short(&bundle->ports)) { |
03366a2d | 3203 | bond_unref(bundle->bond); |
abe529af BP |
3204 | bundle->bond = NULL; |
3205 | } | |
3206 | } | |
3207 | } | |
3208 | ||
3209 | static void | |
5f877369 | 3210 | send_pdu_cb(void *port_, const void *pdu, size_t pdu_size) |
abe529af BP |
3211 | { |
3212 | static struct vlog_rate_limit rl = VLOG_RATE_LIMIT_INIT(1, 10); | |
3213 | struct ofport_dpif *port = port_; | |
74ff3298 | 3214 | struct eth_addr ea; |
abe529af BP |
3215 | int error; |
3216 | ||
74ff3298 | 3217 | error = netdev_get_etheraddr(port->up.netdev, &ea); |
abe529af | 3218 | if (!error) { |
cf62fa4c | 3219 | struct dp_packet packet; |
5f877369 | 3220 | void *packet_pdu; |
abe529af | 3221 | |
cf62fa4c | 3222 | dp_packet_init(&packet, 0); |
abe529af | 3223 | packet_pdu = eth_compose(&packet, eth_addr_lacp, ea, ETH_TYPE_LACP, |
5f877369 EJ |
3224 | pdu_size); |
3225 | memcpy(packet_pdu, pdu, pdu_size); | |
3226 | ||
2eb79142 | 3227 | ofproto_dpif_send_packet(port, false, &packet); |
cf62fa4c | 3228 | dp_packet_uninit(&packet); |
abe529af BP |
3229 | } else { |
3230 | VLOG_ERR_RL(&rl, "port %s: cannot obtain Ethernet address of iface " | |
3231 | "%s (%s)", port->bundle->name, | |
10a89ef0 | 3232 | netdev_get_name(port->up.netdev), ovs_strerror(error)); |
abe529af BP |
3233 | } |
3234 | } | |
3235 | ||
3236 | static void | |
3237 | bundle_send_learning_packets(struct ofbundle *bundle) | |
3238 | { | |
3239 | struct ofproto_dpif *ofproto = bundle->ofproto; | |
3240 | int error, n_packets, n_errors; | |
3241 | struct mac_entry *e; | |
8613db65 DDP |
3242 | struct pkt_list { |
3243 | struct ovs_list list_node; | |
3244 | struct ofport_dpif *port; | |
3245 | struct dp_packet *pkt; | |
3246 | } *pkt_node; | |
ca6ba700 | 3247 | struct ovs_list packets; |
abe529af | 3248 | |
417e7e66 | 3249 | ovs_list_init(&packets); |
509c0149 | 3250 | ovs_rwlock_rdlock(&ofproto->ml->rwlock); |
abe529af | 3251 | LIST_FOR_EACH (e, lru_node, &ofproto->ml->lrus) { |
9d078ec2 | 3252 | if (mac_entry_get_port(ofproto->ml, e) != bundle) { |
8613db65 DDP |
3253 | pkt_node = xmalloc(sizeof *pkt_node); |
3254 | pkt_node->pkt = bond_compose_learning_packet(bundle->bond, | |
3255 | e->mac, e->vlan, | |
3256 | (void **)&pkt_node->port); | |
417e7e66 | 3257 | ovs_list_push_back(&packets, &pkt_node->list_node); |
abe529af BP |
3258 | } |
3259 | } | |
509c0149 | 3260 | ovs_rwlock_unlock(&ofproto->ml->rwlock); |
abe529af | 3261 | |
0165217e | 3262 | error = n_packets = n_errors = 0; |
8613db65 | 3263 | LIST_FOR_EACH_POP (pkt_node, list_node, &packets) { |
0165217e EJ |
3264 | int ret; |
3265 | ||
2eb79142 | 3266 | ret = ofproto_dpif_send_packet(pkt_node->port, false, pkt_node->pkt); |
8613db65 DDP |
3267 | dp_packet_delete(pkt_node->pkt); |
3268 | free(pkt_node); | |
0165217e EJ |
3269 | if (ret) { |
3270 | error = ret; | |
3271 | n_errors++; | |
3272 | } | |
3273 | n_packets++; | |
3274 | } | |
0165217e | 3275 | |
abe529af BP |
3276 | if (n_errors) { |
3277 | static struct vlog_rate_limit rl = VLOG_RATE_LIMIT_INIT(1, 5); | |
3278 | VLOG_WARN_RL(&rl, "bond %s: %d errors sending %d gratuitous learning " | |
3279 | "packets, last error was: %s", | |
10a89ef0 | 3280 | bundle->name, n_errors, n_packets, ovs_strerror(error)); |
abe529af BP |
3281 | } else { |
3282 | VLOG_DBG("bond %s: sent %d gratuitous learning packets", | |
3283 | bundle->name, n_packets); | |
3284 | } | |
3285 | } | |
3286 | ||
3287 | static void | |
3288 | bundle_run(struct ofbundle *bundle) | |
3289 | { | |
3290 | if (bundle->lacp) { | |
3291 | lacp_run(bundle->lacp, send_pdu_cb); | |
3292 | } | |
3293 | if (bundle->bond) { | |
3294 | struct ofport_dpif *port; | |
3295 | ||
3296 | LIST_FOR_EACH (port, bundle_node, &bundle->ports) { | |
015e08bc | 3297 | bond_slave_set_may_enable(bundle->bond, port, port->may_enable); |
abe529af BP |
3298 | } |
3299 | ||
4a1b8f30 EJ |
3300 | if (bond_run(bundle->bond, lacp_status(bundle->lacp))) { |
3301 | bundle->ofproto->backer->need_revalidate = REV_BOND; | |
3302 | } | |
3303 | ||
abe529af BP |
3304 | if (bond_should_send_learning_packets(bundle->bond)) { |
3305 | bundle_send_learning_packets(bundle); | |
3306 | } | |
3307 | } | |
3308 | } | |
3309 | ||
3310 | static void | |
3311 | bundle_wait(struct ofbundle *bundle) | |
3312 | { | |
3313 | if (bundle->lacp) { | |
3314 | lacp_wait(bundle->lacp); | |
3315 | } | |
3316 | if (bundle->bond) { | |
3317 | bond_wait(bundle->bond); | |
3318 | } | |
3319 | } | |
3320 | \f | |
3321 | /* Mirrors. */ | |
3322 | ||
3323 | static int | |
ec7ceaed EJ |
3324 | mirror_set__(struct ofproto *ofproto_, void *aux, |
3325 | const struct ofproto_mirror_settings *s) | |
abe529af BP |
3326 | { |
3327 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
ec7ceaed EJ |
3328 | struct ofbundle **srcs, **dsts; |
3329 | int error; | |
3330 | size_t i; | |
abe529af | 3331 | |
abe529af | 3332 | if (!s) { |
ec7ceaed | 3333 | mirror_destroy(ofproto->mbridge, aux); |
abe529af BP |
3334 | return 0; |
3335 | } | |
3336 | ||
ec7ceaed EJ |
3337 | srcs = xmalloc(s->n_srcs * sizeof *srcs); |
3338 | dsts = xmalloc(s->n_dsts * sizeof *dsts); | |
abe529af | 3339 | |
ec7ceaed EJ |
3340 | for (i = 0; i < s->n_srcs; i++) { |
3341 | srcs[i] = bundle_lookup(ofproto, s->srcs[i]); | |
abe529af BP |
3342 | } |
3343 | ||
ec7ceaed EJ |
3344 | for (i = 0; i < s->n_dsts; i++) { |
3345 | dsts[i] = bundle_lookup(ofproto, s->dsts[i]); | |
abe529af BP |
3346 | } |
3347 | ||
ec7ceaed EJ |
3348 | error = mirror_set(ofproto->mbridge, aux, s->name, srcs, s->n_srcs, dsts, |
3349 | s->n_dsts, s->src_vlans, | |
1356dbd1 WT |
3350 | bundle_lookup(ofproto, s->out_bundle), |
3351 | s->snaplen, s->out_vlan); | |
ec7ceaed EJ |
3352 | free(srcs); |
3353 | free(dsts); | |
3354 | return error; | |
abe529af BP |
3355 | } |
3356 | ||
9d24de3b | 3357 | static int |
ec7ceaed EJ |
3358 | mirror_get_stats__(struct ofproto *ofproto, void *aux, |
3359 | uint64_t *packets, uint64_t *bytes) | |
9d24de3b | 3360 | { |
ec7ceaed EJ |
3361 | return mirror_get_stats(ofproto_dpif_cast(ofproto)->mbridge, aux, packets, |
3362 | bytes); | |
9d24de3b JP |
3363 | } |
3364 | ||
abe529af BP |
3365 | static int |
3366 | set_flood_vlans(struct ofproto *ofproto_, unsigned long *flood_vlans) | |
3367 | { | |
3368 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
509c0149 | 3369 | ovs_rwlock_wrlock(&ofproto->ml->rwlock); |
abe529af | 3370 | if (mac_learning_set_flood_vlans(ofproto->ml, flood_vlans)) { |
30618594 | 3371 | mac_learning_flush(ofproto->ml); |
abe529af | 3372 | } |
509c0149 | 3373 | ovs_rwlock_unlock(&ofproto->ml->rwlock); |
abe529af BP |
3374 | return 0; |
3375 | } | |
3376 | ||
3377 | static bool | |
b4affc74 | 3378 | is_mirror_output_bundle(const struct ofproto *ofproto_, void *aux) |
abe529af BP |
3379 | { |
3380 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
3381 | struct ofbundle *bundle = bundle_lookup(ofproto, aux); | |
ec7ceaed | 3382 | return bundle && mirror_bundle_out(ofproto->mbridge, bundle) != 0; |
abe529af | 3383 | } |
8402c74b SS |
3384 | |
3385 | static void | |
b53055f4 | 3386 | forward_bpdu_changed(struct ofproto *ofproto_) |
8402c74b SS |
3387 | { |
3388 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
2cc3c58e | 3389 | ofproto->backer->need_revalidate = REV_RECONFIGURE; |
8402c74b | 3390 | } |
e764773c BP |
3391 | |
3392 | static void | |
c4069512 BP |
3393 | set_mac_table_config(struct ofproto *ofproto_, unsigned int idle_time, |
3394 | size_t max_entries) | |
e764773c BP |
3395 | { |
3396 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
509c0149 | 3397 | ovs_rwlock_wrlock(&ofproto->ml->rwlock); |
e764773c | 3398 | mac_learning_set_idle_time(ofproto->ml, idle_time); |
c4069512 | 3399 | mac_learning_set_max_entries(ofproto->ml, max_entries); |
509c0149 | 3400 | ovs_rwlock_unlock(&ofproto->ml->rwlock); |
e764773c | 3401 | } |
7c38d0a5 FL |
3402 | |
3403 | /* Configures multicast snooping on 'ofport' using the settings | |
3404 | * defined in 's'. */ | |
3405 | static int | |
3406 | set_mcast_snooping(struct ofproto *ofproto_, | |
3407 | const struct ofproto_mcast_snooping_settings *s) | |
3408 | { | |
3409 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
3410 | ||
3411 | /* Only revalidate flows if the configuration changed. */ | |
3412 | if (!s != !ofproto->ms) { | |
3413 | ofproto->backer->need_revalidate = REV_RECONFIGURE; | |
3414 | } | |
3415 | ||
3416 | if (s) { | |
3417 | if (!ofproto->ms) { | |
3418 | ofproto->ms = mcast_snooping_create(); | |
3419 | } | |
3420 | ||
3421 | ovs_rwlock_wrlock(&ofproto->ms->rwlock); | |
3422 | mcast_snooping_set_idle_time(ofproto->ms, s->idle_time); | |
3423 | mcast_snooping_set_max_entries(ofproto->ms, s->max_entries); | |
3424 | if (mcast_snooping_set_flood_unreg(ofproto->ms, s->flood_unreg)) { | |
3425 | ofproto->backer->need_revalidate = REV_RECONFIGURE; | |
3426 | } | |
3427 | ovs_rwlock_unlock(&ofproto->ms->rwlock); | |
3428 | } else { | |
3429 | mcast_snooping_unref(ofproto->ms); | |
3430 | ofproto->ms = NULL; | |
3431 | } | |
3432 | ||
3433 | return 0; | |
3434 | } | |
3435 | ||
8e04a33f | 3436 | /* Configures multicast snooping port's flood settings on 'ofproto'. */ |
7c38d0a5 | 3437 | static int |
8e04a33f FL |
3438 | set_mcast_snooping_port(struct ofproto *ofproto_, void *aux, |
3439 | const struct ofproto_mcast_snooping_port_settings *s) | |
7c38d0a5 FL |
3440 | { |
3441 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
3442 | struct ofbundle *bundle = bundle_lookup(ofproto, aux); | |
3443 | ||
8e04a33f | 3444 | if (ofproto->ms && s) { |
7c38d0a5 | 3445 | ovs_rwlock_wrlock(&ofproto->ms->rwlock); |
8e04a33f FL |
3446 | mcast_snooping_set_port_flood(ofproto->ms, bundle, s->flood); |
3447 | mcast_snooping_set_port_flood_reports(ofproto->ms, bundle, | |
3448 | s->flood_reports); | |
7c38d0a5 FL |
3449 | ovs_rwlock_unlock(&ofproto->ms->rwlock); |
3450 | } | |
3451 | return 0; | |
3452 | } | |
3453 | ||
abe529af BP |
3454 | \f |
3455 | /* Ports. */ | |
3456 | ||
e672ff9b JR |
3457 | struct ofport_dpif * |
3458 | ofp_port_to_ofport(const struct ofproto_dpif *ofproto, ofp_port_t ofp_port) | |
abe529af | 3459 | { |
7df6a8bd BP |
3460 | struct ofport *ofport = ofproto_get_port(&ofproto->up, ofp_port); |
3461 | return ofport ? ofport_dpif_cast(ofport) : NULL; | |
abe529af BP |
3462 | } |
3463 | ||
abe529af | 3464 | static void |
e1b1d06a JP |
3465 | ofproto_port_from_dpif_port(struct ofproto_dpif *ofproto, |
3466 | struct ofproto_port *ofproto_port, | |
abe529af BP |
3467 | struct dpif_port *dpif_port) |
3468 | { | |
3469 | ofproto_port->name = dpif_port->name; | |
3470 | ofproto_port->type = dpif_port->type; | |
e1b1d06a | 3471 | ofproto_port->ofp_port = odp_port_to_ofp_port(ofproto, dpif_port->port_no); |
abe529af BP |
3472 | } |
3473 | ||
6cbbf4fa EJ |
3474 | static void |
3475 | ofport_update_peer(struct ofport_dpif *ofport) | |
0a740f48 EJ |
3476 | { |
3477 | const struct ofproto_dpif *ofproto; | |
6cbbf4fa | 3478 | struct dpif_backer *backer; |
161b6042 | 3479 | char *peer_name; |
6cbbf4fa EJ |
3480 | |
3481 | if (!netdev_vport_is_patch(ofport->up.netdev)) { | |
3482 | return; | |
3483 | } | |
3484 | ||
3485 | backer = ofproto_dpif_cast(ofport->up.ofproto)->backer; | |
7894e7da | 3486 | backer->need_revalidate = REV_RECONFIGURE; |
0a740f48 | 3487 | |
6cbbf4fa EJ |
3488 | if (ofport->peer) { |
3489 | ofport->peer->peer = NULL; | |
3490 | ofport->peer = NULL; | |
3491 | } | |
3492 | ||
3493 | peer_name = netdev_vport_patch_peer(ofport->up.netdev); | |
3494 | if (!peer_name) { | |
3495 | return; | |
0a740f48 EJ |
3496 | } |
3497 | ||
911b4a7e JP |
3498 | HMAP_FOR_EACH (ofproto, all_ofproto_dpifs_by_name_node, |
3499 | &all_ofproto_dpifs_by_name) { | |
6cbbf4fa EJ |
3500 | struct ofport *peer_ofport; |
3501 | struct ofport_dpif *peer; | |
161b6042 | 3502 | char *peer_peer; |
0a740f48 | 3503 | |
462abef2 EJ |
3504 | if (ofproto->backer != backer) { |
3505 | continue; | |
3506 | } | |
3507 | ||
6cbbf4fa EJ |
3508 | peer_ofport = shash_find_data(&ofproto->up.port_by_name, peer_name); |
3509 | if (!peer_ofport) { | |
3510 | continue; | |
3511 | } | |
3512 | ||
3513 | peer = ofport_dpif_cast(peer_ofport); | |
3514 | peer_peer = netdev_vport_patch_peer(peer->up.netdev); | |
3515 | if (peer_peer && !strcmp(netdev_get_name(ofport->up.netdev), | |
3516 | peer_peer)) { | |
3517 | ofport->peer = peer; | |
3518 | ofport->peer->peer = ofport; | |
0a740f48 | 3519 | } |
161b6042 | 3520 | free(peer_peer); |
6cbbf4fa | 3521 | |
161b6042 | 3522 | break; |
0a740f48 | 3523 | } |
161b6042 | 3524 | free(peer_name); |
0a740f48 EJ |
3525 | } |
3526 | ||
abe529af BP |
3527 | static void |
3528 | port_run(struct ofport_dpif *ofport) | |
3529 | { | |
3e5b3fdb EJ |
3530 | long long int carrier_seq = netdev_get_carrier_resets(ofport->up.netdev); |
3531 | bool carrier_changed = carrier_seq != ofport->carrier_seq; | |
015e08bc | 3532 | bool enable = netdev_get_carrier(ofport->up.netdev); |
2d344ba5 AW |
3533 | bool cfm_enable = false; |
3534 | bool bfd_enable = false; | |
015e08bc | 3535 | |
3e5b3fdb EJ |
3536 | ofport->carrier_seq = carrier_seq; |
3537 | ||
abe529af | 3538 | if (ofport->cfm) { |
4653c558 EJ |
3539 | int cfm_opup = cfm_get_opup(ofport->cfm); |
3540 | ||
2d344ba5 | 3541 | cfm_enable = !cfm_get_fault(ofport->cfm); |
4653c558 EJ |
3542 | |
3543 | if (cfm_opup >= 0) { | |
2d344ba5 | 3544 | cfm_enable = cfm_enable && cfm_opup; |
4653c558 | 3545 | } |
abe529af | 3546 | } |
015e08bc | 3547 | |
ccc09689 | 3548 | if (ofport->bfd) { |
2d344ba5 AW |
3549 | bfd_enable = bfd_forwarding(ofport->bfd); |
3550 | } | |
3551 | ||
3552 | if (ofport->bfd || ofport->cfm) { | |
3553 | enable = enable && (cfm_enable || bfd_enable); | |
ccc09689 EJ |
3554 | } |
3555 | ||
015e08bc EJ |
3556 | if (ofport->bundle) { |
3557 | enable = enable && lacp_slave_may_enable(ofport->bundle->lacp, ofport); | |
3e5b3fdb EJ |
3558 | if (carrier_changed) { |
3559 | lacp_slave_carrier_changed(ofport->bundle->lacp, ofport); | |
3560 | } | |
015e08bc EJ |
3561 | } |
3562 | ||
daff3353 EJ |
3563 | if (ofport->may_enable != enable) { |
3564 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofport->up.ofproto); | |
daff3353 | 3565 | |
f025bcb7 | 3566 | ofproto->backer->need_revalidate = REV_PORT_TOGGLED; |
9efd308e | 3567 | |
f025bcb7 | 3568 | if (ofport->rstp_port) { |
9efd308e DV |
3569 | rstp_port_set_mac_operational(ofport->rstp_port, enable); |
3570 | } | |
f73b83fd LS |
3571 | |
3572 | /* Propagate liveness, unless the link is administratively or | |
3573 | * operationally down. */ | |
3574 | if (!(ofport->up.pp.config & OFPUTIL_PC_PORT_DOWN) && | |
3575 | !(ofport->up.pp.state & OFPUTIL_PS_LINK_DOWN)) { | |
3576 | enum ofputil_port_state of_state = ofport->up.pp.state; | |
3577 | if (enable) { | |
3578 | of_state |= OFPUTIL_PS_LIVE; | |
3579 | } else { | |
3580 | of_state &= ~OFPUTIL_PS_LIVE; | |
3581 | } | |
3582 | ofproto_port_set_state(&ofport->up, of_state); | |
3583 | } | |
9efd308e | 3584 | } |
f025bcb7 JR |
3585 | |
3586 | ofport->may_enable = enable; | |
abe529af BP |
3587 | } |
3588 | ||
abe529af BP |
3589 | static int |
3590 | port_query_by_name(const struct ofproto *ofproto_, const char *devname, | |
3591 | struct ofproto_port *ofproto_port) | |
3592 | { | |
3593 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
3594 | struct dpif_port dpif_port; | |
3595 | int error; | |
3596 | ||
0a740f48 EJ |
3597 | if (sset_contains(&ofproto->ghost_ports, devname)) { |
3598 | const char *type = netdev_get_type_from_name(devname); | |
3599 | ||
3600 | /* We may be called before ofproto->up.port_by_name is populated with | |
3601 | * the appropriate ofport. For this reason, we must get the name and | |
3602 | * type from the netdev layer directly. */ | |
3603 | if (type) { | |
3604 | const struct ofport *ofport; | |
3605 | ||
3606 | ofport = shash_find_data(&ofproto->up.port_by_name, devname); | |
3607 | ofproto_port->ofp_port = ofport ? ofport->ofp_port : OFPP_NONE; | |
3608 | ofproto_port->name = xstrdup(devname); | |
3609 | ofproto_port->type = xstrdup(type); | |
3610 | return 0; | |
3611 | } | |
3612 | return ENODEV; | |
3613 | } | |
3614 | ||
acf60855 JP |
3615 | if (!sset_contains(&ofproto->ports, devname)) { |
3616 | return ENODEV; | |
3617 | } | |
3618 | error = dpif_port_query_by_name(ofproto->backer->dpif, | |
3619 | devname, &dpif_port); | |
abe529af | 3620 | if (!error) { |
e1b1d06a | 3621 | ofproto_port_from_dpif_port(ofproto, ofproto_port, &dpif_port); |
abe529af BP |
3622 | } |
3623 | return error; | |
3624 | } | |
3625 | ||
3626 | static int | |
e1b1d06a | 3627 | port_add(struct ofproto *ofproto_, struct netdev *netdev) |
abe529af BP |
3628 | { |
3629 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
b9ad7294 | 3630 | const char *devname = netdev_get_name(netdev); |
3aa30359 BP |
3631 | char namebuf[NETDEV_VPORT_NAME_BUFSIZE]; |
3632 | const char *dp_port_name; | |
abe529af | 3633 | |
0a740f48 EJ |
3634 | if (netdev_vport_is_patch(netdev)) { |
3635 | sset_add(&ofproto->ghost_ports, netdev_get_name(netdev)); | |
3636 | return 0; | |
3637 | } | |
3638 | ||
3aa30359 | 3639 | dp_port_name = netdev_vport_get_dpif_port(netdev, namebuf, sizeof namebuf); |
b9ad7294 | 3640 | if (!dpif_port_exists(ofproto->backer->dpif, dp_port_name)) { |
4e022ec0 | 3641 | odp_port_t port_no = ODPP_NONE; |
7d82ab2e KM |
3642 | int error; |
3643 | ||
3644 | error = dpif_port_add(ofproto->backer->dpif, netdev, &port_no); | |
b9ad7294 EJ |
3645 | if (error) { |
3646 | return error; | |
3647 | } | |
7d82ab2e | 3648 | if (netdev_get_tunnel_config(netdev)) { |
4e022ec0 AW |
3649 | simap_put(&ofproto->backer->tnl_backers, |
3650 | dp_port_name, odp_to_u32(port_no)); | |
7d82ab2e | 3651 | } |
acf60855 | 3652 | } |
b9ad7294 EJ |
3653 | |
3654 | if (netdev_get_tunnel_config(netdev)) { | |
3655 | sset_add(&ofproto->ghost_ports, devname); | |
b9ad7294 EJ |
3656 | } else { |
3657 | sset_add(&ofproto->ports, devname); | |
3658 | } | |
3659 | return 0; | |
3660 | } | |
3661 | ||
abe529af | 3662 | static int |
4e022ec0 | 3663 | port_del(struct ofproto *ofproto_, ofp_port_t ofp_port) |
abe529af BP |
3664 | { |
3665 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
e672ff9b | 3666 | struct ofport_dpif *ofport = ofp_port_to_ofport(ofproto, ofp_port); |
e1b1d06a | 3667 | int error = 0; |
abe529af | 3668 | |
b9ad7294 EJ |
3669 | if (!ofport) { |
3670 | return 0; | |
e1b1d06a | 3671 | } |
b9ad7294 EJ |
3672 | |
3673 | sset_find_and_delete(&ofproto->ghost_ports, | |
3674 | netdev_get_name(ofport->up.netdev)); | |
a614d823 | 3675 | ofproto->backer->need_revalidate = REV_RECONFIGURE; |
8911c674 | 3676 | if (!ofport->is_tunnel && !netdev_vport_is_patch(ofport->up.netdev)) { |
97459c2f | 3677 | error = dpif_port_del(ofproto->backer->dpif, ofport->odp_port, false); |
b9ad7294 | 3678 | if (!error) { |
abe529af BP |
3679 | /* The caller is going to close ofport->up.netdev. If this is a |
3680 | * bonded port, then the bond is using that netdev, so remove it | |
3681 | * from the bond. The client will need to reconfigure everything | |
3682 | * after deleting ports, so then the slave will get re-added. */ | |
3683 | bundle_remove(&ofport->up); | |
3684 | } | |
3685 | } | |
3686 | return error; | |
3687 | } | |
3688 | ||
91364d18 IM |
3689 | static int |
3690 | port_set_config(const struct ofport *ofport_, const struct smap *cfg) | |
3691 | { | |
3692 | struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
3693 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofport->up.ofproto); | |
3694 | ||
3695 | if (sset_contains(&ofproto->ghost_ports, | |
3696 | netdev_get_name(ofport->up.netdev))) { | |
3697 | return 0; | |
3698 | } | |
3699 | ||
3700 | return dpif_port_set_config(ofproto->backer->dpif, ofport->odp_port, cfg); | |
3701 | } | |
3702 | ||
6527c598 PS |
3703 | static int |
3704 | port_get_stats(const struct ofport *ofport_, struct netdev_stats *stats) | |
3705 | { | |
3706 | struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
3707 | int error; | |
3708 | ||
3709 | error = netdev_get_stats(ofport->up.netdev, stats); | |
3710 | ||
ee382d89 | 3711 | if (!error && ofport_->ofp_port == OFPP_LOCAL) { |
6527c598 PS |
3712 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofport->up.ofproto); |
3713 | ||
0da3c61b | 3714 | ovs_mutex_lock(&ofproto->stats_mutex); |
6527c598 PS |
3715 | /* ofproto->stats.tx_packets represents packets that we created |
3716 | * internally and sent to some port (e.g. packets sent with | |
91d6cd12 AW |
3717 | * ofproto_dpif_send_packet()). Account for them as if they had |
3718 | * come from OFPP_LOCAL and got forwarded. */ | |
6527c598 PS |
3719 | |
3720 | if (stats->rx_packets != UINT64_MAX) { | |
3721 | stats->rx_packets += ofproto->stats.tx_packets; | |
3722 | } | |
3723 | ||
3724 | if (stats->rx_bytes != UINT64_MAX) { | |
3725 | stats->rx_bytes += ofproto->stats.tx_bytes; | |
3726 | } | |
3727 | ||
3728 | /* ofproto->stats.rx_packets represents packets that were received on | |
3729 | * some port and we processed internally and dropped (e.g. STP). | |
4e090bc7 | 3730 | * Account for them as if they had been forwarded to OFPP_LOCAL. */ |
6527c598 PS |
3731 | |
3732 | if (stats->tx_packets != UINT64_MAX) { | |
3733 | stats->tx_packets += ofproto->stats.rx_packets; | |
3734 | } | |
3735 | ||
3736 | if (stats->tx_bytes != UINT64_MAX) { | |
3737 | stats->tx_bytes += ofproto->stats.rx_bytes; | |
3738 | } | |
0da3c61b | 3739 | ovs_mutex_unlock(&ofproto->stats_mutex); |
6527c598 PS |
3740 | } |
3741 | ||
3742 | return error; | |
3743 | } | |
3744 | ||
50b9699f NM |
3745 | static int |
3746 | port_get_lacp_stats(const struct ofport *ofport_, struct lacp_slave_stats *stats) | |
3747 | { | |
3748 | struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
3749 | if (ofport->bundle && ofport->bundle->lacp) { | |
3750 | if (lacp_get_slave_stats(ofport->bundle->lacp, ofport, stats)) { | |
3751 | return 0; | |
3752 | } | |
3753 | } | |
3754 | return -1; | |
3755 | } | |
3756 | ||
abe529af | 3757 | struct port_dump_state { |
bfbcebc2 | 3758 | struct sset_position pos; |
0a740f48 | 3759 | bool ghost; |
da78d43d BP |
3760 | |
3761 | struct ofproto_port port; | |
3762 | bool has_port; | |
abe529af BP |
3763 | }; |
3764 | ||
3765 | static int | |
acf60855 | 3766 | port_dump_start(const struct ofproto *ofproto_ OVS_UNUSED, void **statep) |
abe529af | 3767 | { |
0a740f48 | 3768 | *statep = xzalloc(sizeof(struct port_dump_state)); |
abe529af BP |
3769 | return 0; |
3770 | } | |
3771 | ||
3772 | static int | |
b9ad7294 | 3773 | port_dump_next(const struct ofproto *ofproto_, void *state_, |
abe529af BP |
3774 | struct ofproto_port *port) |
3775 | { | |
e1b1d06a | 3776 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); |
abe529af | 3777 | struct port_dump_state *state = state_; |
0a740f48 | 3778 | const struct sset *sset; |
acf60855 | 3779 | struct sset_node *node; |
abe529af | 3780 | |
da78d43d BP |
3781 | if (state->has_port) { |
3782 | ofproto_port_destroy(&state->port); | |
3783 | state->has_port = false; | |
3784 | } | |
0a740f48 | 3785 | sset = state->ghost ? &ofproto->ghost_ports : &ofproto->ports; |
bfbcebc2 | 3786 | while ((node = sset_at_position(sset, &state->pos))) { |
acf60855 JP |
3787 | int error; |
3788 | ||
da78d43d BP |
3789 | error = port_query_by_name(ofproto_, node->name, &state->port); |
3790 | if (!error) { | |
3791 | *port = state->port; | |
3792 | state->has_port = true; | |
3793 | return 0; | |
3794 | } else if (error != ENODEV) { | |
acf60855 JP |
3795 | return error; |
3796 | } | |
abe529af | 3797 | } |
acf60855 | 3798 | |
0a740f48 EJ |
3799 | if (!state->ghost) { |
3800 | state->ghost = true; | |
bfbcebc2 | 3801 | memset(&state->pos, 0, sizeof state->pos); |
0a740f48 EJ |
3802 | return port_dump_next(ofproto_, state_, port); |
3803 | } | |
3804 | ||
acf60855 | 3805 | return EOF; |
abe529af BP |
3806 | } |
3807 | ||
3808 | static int | |
3809 | port_dump_done(const struct ofproto *ofproto_ OVS_UNUSED, void *state_) | |
3810 | { | |
3811 | struct port_dump_state *state = state_; | |
3812 | ||
da78d43d BP |
3813 | if (state->has_port) { |
3814 | ofproto_port_destroy(&state->port); | |
3815 | } | |
abe529af BP |
3816 | free(state); |
3817 | return 0; | |
3818 | } | |
3819 | ||
3820 | static int | |
3821 | port_poll(const struct ofproto *ofproto_, char **devnamep) | |
3822 | { | |
3823 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
acf60855 JP |
3824 | |
3825 | if (ofproto->port_poll_errno) { | |
3826 | int error = ofproto->port_poll_errno; | |
3827 | ofproto->port_poll_errno = 0; | |
3828 | return error; | |
3829 | } | |
3830 | ||
3831 | if (sset_is_empty(&ofproto->port_poll_set)) { | |
3832 | return EAGAIN; | |
3833 | } | |
3834 | ||
3835 | *devnamep = sset_pop(&ofproto->port_poll_set); | |
3836 | return 0; | |
abe529af BP |
3837 | } |
3838 | ||
3839 | static void | |
3840 | port_poll_wait(const struct ofproto *ofproto_) | |
3841 | { | |
3842 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
acf60855 | 3843 | dpif_port_poll_wait(ofproto->backer->dpif); |
abe529af BP |
3844 | } |
3845 | ||
3846 | static int | |
3847 | port_is_lacp_current(const struct ofport *ofport_) | |
3848 | { | |
3849 | const struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
3850 | return (ofport->bundle && ofport->bundle->lacp | |
3851 | ? lacp_slave_is_current(ofport->bundle->lacp, ofport) | |
3852 | : -1); | |
3853 | } | |
3854 | \f | |
e79a6c83 EJ |
3855 | /* If 'rule' is an OpenFlow rule, that has expired according to OpenFlow rules, |
3856 | * then delete it entirely. */ | |
3857 | static void | |
f5857865 | 3858 | rule_expire(struct rule_dpif *rule, long long now) |
e79a6c83 | 3859 | OVS_REQUIRES(ofproto_mutex) |
9d6ac44e | 3860 | { |
dc437090 | 3861 | uint16_t hard_timeout, idle_timeout; |
dc437090 | 3862 | int reason = -1; |
9d6ac44e | 3863 | |
e79a6c83 EJ |
3864 | hard_timeout = rule->up.hard_timeout; |
3865 | idle_timeout = rule->up.idle_timeout; | |
dc437090 JR |
3866 | |
3867 | /* Has 'rule' expired? */ | |
3868 | if (hard_timeout) { | |
3869 | long long int modified; | |
3870 | ||
3871 | ovs_mutex_lock(&rule->up.mutex); | |
3872 | modified = rule->up.modified; | |
3873 | ovs_mutex_unlock(&rule->up.mutex); | |
3874 | ||
3875 | if (now > modified + hard_timeout * 1000) { | |
3876 | reason = OFPRR_HARD_TIMEOUT; | |
3877 | } | |
3878 | } | |
3879 | ||
3880 | if (reason < 0 && idle_timeout) { | |
3881 | long long int used; | |
3882 | ||
3883 | ovs_mutex_lock(&rule->stats_mutex); | |
1a4ec18d | 3884 | used = rule->stats.used; |
dc437090 JR |
3885 | ovs_mutex_unlock(&rule->stats_mutex); |
3886 | ||
3887 | if (now > used + idle_timeout * 1000) { | |
3888 | reason = OFPRR_IDLE_TIMEOUT; | |
3889 | } | |
f9c37233 | 3890 | } |
501f8d1f | 3891 | |
e79a6c83 EJ |
3892 | if (reason >= 0) { |
3893 | COVERAGE_INC(ofproto_dpif_expired); | |
3894 | ofproto_rule_expire(&rule->up, reason); | |
a41d7bf2 | 3895 | } |
e79a6c83 | 3896 | } |
a41d7bf2 | 3897 | |
1df7f7aa NS |
3898 | static void |
3899 | ofproto_dpif_set_packet_odp_port(const struct ofproto_dpif *ofproto, | |
3900 | ofp_port_t in_port, struct dp_packet *packet) | |
3901 | { | |
3902 | if (in_port == OFPP_NONE) { | |
3903 | in_port = OFPP_LOCAL; | |
3904 | } | |
3905 | packet->md.in_port.odp_port = ofp_port_to_odp_port(ofproto, in_port); | |
3906 | } | |
3907 | ||
e79a6c83 | 3908 | int |
cdd42eda | 3909 | ofproto_dpif_execute_actions__(struct ofproto_dpif *ofproto, |
1f4a8933 | 3910 | ovs_version_t version, const struct flow *flow, |
cdd42eda JG |
3911 | struct rule_dpif *rule, |
3912 | const struct ofpact *ofpacts, size_t ofpacts_len, | |
2d9b49dd | 3913 | int depth, int resubmits, |
cdd42eda | 3914 | struct dp_packet *packet) |
e79a6c83 | 3915 | { |
e79a6c83 EJ |
3916 | struct dpif_flow_stats stats; |
3917 | struct xlate_out xout; | |
3918 | struct xlate_in xin; | |
758c456d | 3919 | struct dpif_execute execute; |
e79a6c83 | 3920 | int error; |
f9c37233 | 3921 | |
e79a6c83 | 3922 | ovs_assert((rule != NULL) != (ofpacts != NULL)); |
501f8d1f | 3923 | |
e79a6c83 | 3924 | dpif_flow_stats_extract(flow, packet, time_msec(), &stats); |
adcf00ba | 3925 | |
e79a6c83 EJ |
3926 | if (rule) { |
3927 | rule_dpif_credit_stats(rule, &stats); | |
3928 | } | |
c84451a6 | 3929 | |
1520ef4f BP |
3930 | uint64_t odp_actions_stub[1024 / 8]; |
3931 | struct ofpbuf odp_actions = OFPBUF_STUB_INITIALIZER(odp_actions_stub); | |
1f4a8933 | 3932 | xlate_in_init(&xin, ofproto, version, flow, flow->in_port.ofp_port, rule, |
1520ef4f | 3933 | stats.tcp_flags, packet, NULL, &odp_actions); |
e79a6c83 EJ |
3934 | xin.ofpacts = ofpacts; |
3935 | xin.ofpacts_len = ofpacts_len; | |
3936 | xin.resubmit_stats = &stats; | |
790c5d26 | 3937 | xin.depth = depth; |
cdd42eda | 3938 | xin.resubmits = resubmits; |
fff1b9c0 JR |
3939 | if (xlate_actions(&xin, &xout) != XLATE_OK) { |
3940 | error = EINVAL; | |
3941 | goto out; | |
3942 | } | |
d445cc16 | 3943 | |
1520ef4f BP |
3944 | execute.actions = odp_actions.data; |
3945 | execute.actions_len = odp_actions.size; | |
a36de779 | 3946 | |
cf62fa4c | 3947 | pkt_metadata_from_flow(&packet->md, flow); |
08edf837 | 3948 | execute.packet = packet; |
1cceb31b | 3949 | execute.flow = flow; |
08edf837 | 3950 | execute.needs_help = (xout.slow & SLOW_ACTION) != 0; |
43f9ac0a | 3951 | execute.probe = false; |
27130224 | 3952 | execute.mtu = 0; |
08edf837 BP |
3953 | |
3954 | /* Fix up in_port. */ | |
1df7f7aa | 3955 | ofproto_dpif_set_packet_odp_port(ofproto, flow->in_port.ofp_port, packet); |
758c456d JR |
3956 | |
3957 | error = dpif_execute(ofproto->backer->dpif, &execute); | |
fff1b9c0 | 3958 | out: |
e79a6c83 | 3959 | xlate_out_uninit(&xout); |
1520ef4f | 3960 | ofpbuf_uninit(&odp_actions); |
9d6ac44e | 3961 | |
e79a6c83 | 3962 | return error; |
9d6ac44e BP |
3963 | } |
3964 | ||
cdd42eda JG |
3965 | /* Executes, within 'ofproto', the actions in 'rule' or 'ofpacts' on 'packet'. |
3966 | * 'flow' must reflect the data in 'packet'. */ | |
3967 | int | |
3968 | ofproto_dpif_execute_actions(struct ofproto_dpif *ofproto, | |
1f4a8933 | 3969 | ovs_version_t version, const struct flow *flow, |
cdd42eda JG |
3970 | struct rule_dpif *rule, |
3971 | const struct ofpact *ofpacts, size_t ofpacts_len, | |
3972 | struct dp_packet *packet) | |
3973 | { | |
1f4a8933 | 3974 | return ofproto_dpif_execute_actions__(ofproto, version, flow, rule, |
2d9b49dd | 3975 | ofpacts, ofpacts_len, 0, 0, packet); |
cdd42eda JG |
3976 | } |
3977 | ||
748eb2f5 JR |
3978 | static void |
3979 | rule_dpif_credit_stats__(struct rule_dpif *rule, | |
3980 | const struct dpif_flow_stats *stats, | |
3981 | bool credit_counts) | |
3982 | OVS_REQUIRES(rule->stats_mutex) | |
3983 | { | |
3984 | if (credit_counts) { | |
3985 | rule->stats.n_packets += stats->n_packets; | |
3986 | rule->stats.n_bytes += stats->n_bytes; | |
3987 | } | |
3988 | rule->stats.used = MAX(rule->stats.used, stats->used); | |
3989 | } | |
3990 | ||
e79a6c83 EJ |
3991 | void |
3992 | rule_dpif_credit_stats(struct rule_dpif *rule, | |
3993 | const struct dpif_flow_stats *stats) | |
8f73d537 | 3994 | { |
e79a6c83 | 3995 | ovs_mutex_lock(&rule->stats_mutex); |
39c94593 | 3996 | if (OVS_UNLIKELY(rule->new_rule)) { |
748eb2f5 JR |
3997 | ovs_mutex_lock(&rule->new_rule->stats_mutex); |
3998 | rule_dpif_credit_stats__(rule->new_rule, stats, rule->forward_counts); | |
3999 | ovs_mutex_unlock(&rule->new_rule->stats_mutex); | |
39c94593 | 4000 | } else { |
748eb2f5 | 4001 | rule_dpif_credit_stats__(rule, stats, true); |
39c94593 | 4002 | } |
e79a6c83 | 4003 | ovs_mutex_unlock(&rule->stats_mutex); |
8f73d537 EJ |
4004 | } |
4005 | ||
888ac0d7 SH |
4006 | /* Sets 'rule''s recirculation id. */ |
4007 | static void | |
4008 | rule_dpif_set_recirc_id(struct rule_dpif *rule, uint32_t id) | |
4009 | OVS_REQUIRES(rule->up.mutex) | |
4010 | { | |
e672ff9b JR |
4011 | ovs_assert(!rule->recirc_id || rule->recirc_id == id); |
4012 | if (rule->recirc_id == id) { | |
4013 | /* Release the new reference to the same id. */ | |
4014 | recirc_free_id(id); | |
4015 | } else { | |
4016 | rule->recirc_id = id; | |
888ac0d7 | 4017 | } |
888ac0d7 SH |
4018 | } |
4019 | ||
4020 | /* Sets 'rule''s recirculation id. */ | |
4021 | void | |
4022 | rule_set_recirc_id(struct rule *rule_, uint32_t id) | |
4023 | { | |
4024 | struct rule_dpif *rule = rule_dpif_cast(rule_); | |
4025 | ||
4026 | ovs_mutex_lock(&rule->up.mutex); | |
4027 | rule_dpif_set_recirc_id(rule, id); | |
4028 | ovs_mutex_unlock(&rule->up.mutex); | |
4029 | } | |
4030 | ||
44e0c35d | 4031 | ovs_version_t |
1f4a8933 | 4032 | ofproto_dpif_get_tables_version(struct ofproto_dpif *ofproto) |
621b8064 | 4033 | { |
44e0c35d | 4034 | ovs_version_t version; |
621b8064 | 4035 | |
f9cf9e57 JR |
4036 | /* Use memory_order_acquire to signify that any following memory accesses |
4037 | * can not be reordered to happen before this atomic read. This makes sure | |
4038 | * all following reads relate to this or a newer version, but never to an | |
4039 | * older version. */ | |
4040 | atomic_read_explicit(&ofproto->tables_version, &version, | |
4041 | memory_order_acquire); | |
621b8064 JR |
4042 | return version; |
4043 | } | |
4044 | ||
34dd0d78 | 4045 | /* The returned rule (if any) is valid at least until the next RCU quiescent |
1e1e1d19 BP |
4046 | * period. If the rule needs to stay around longer, the caller should take |
4047 | * a reference. | |
2e0bded4 BP |
4048 | * |
4049 | * 'flow' is non-const to allow for temporary modifications during the lookup. | |
4050 | * Any changes are restored before returning. */ | |
6d328fa2 | 4051 | static struct rule_dpif * |
44e0c35d | 4052 | rule_dpif_lookup_in_table(struct ofproto_dpif *ofproto, ovs_version_t version, |
621b8064 | 4053 | uint8_t table_id, struct flow *flow, |
1e1e1d19 | 4054 | struct flow_wildcards *wc) |
abe529af | 4055 | { |
6d328fa2 | 4056 | struct classifier *cls = &ofproto->up.tables[table_id].cls; |
1e1e1d19 BP |
4057 | return rule_dpif_cast(rule_from_cls_rule(classifier_lookup(cls, version, |
4058 | flow, wc))); | |
6d328fa2 SH |
4059 | } |
4060 | ||
a027899e JR |
4061 | void |
4062 | ofproto_dpif_credit_table_stats(struct ofproto_dpif *ofproto, uint8_t table_id, | |
4063 | uint64_t n_matches, uint64_t n_misses) | |
4064 | { | |
4065 | struct oftable *tbl = &ofproto->up.tables[table_id]; | |
4066 | unsigned long orig; | |
4067 | ||
4068 | if (n_matches) { | |
4069 | atomic_add_relaxed(&tbl->n_matched, n_matches, &orig); | |
4070 | } | |
4071 | if (n_misses) { | |
4072 | atomic_add_relaxed(&tbl->n_missed, n_misses, &orig); | |
4073 | } | |
4074 | } | |
4075 | ||
39c94593 JR |
4076 | /* Look up 'flow' in 'ofproto''s classifier version 'version', starting from |
4077 | * table '*table_id'. Returns the rule that was found, which may be one of the | |
4078 | * special rules according to packet miss hadling. If 'may_packet_in' is | |
4079 | * false, returning of the miss_rule (which issues packet ins for the | |
4080 | * controller) is avoided. Updates 'wc', if nonnull, to reflect the fields | |
4081 | * that were used during the lookup. | |
6d328fa2 SH |
4082 | * |
4083 | * If 'honor_table_miss' is true, the first lookup occurs in '*table_id', but | |
4084 | * if none is found then the table miss configuration for that table is | |
4085 | * honored, which can result in additional lookups in other OpenFlow tables. | |
4086 | * In this case the function updates '*table_id' to reflect the final OpenFlow | |
4087 | * table that was searched. | |
4088 | * | |
4089 | * If 'honor_table_miss' is false, then only one table lookup occurs, in | |
4090 | * '*table_id'. | |
4091 | * | |
1a7c0cd7 | 4092 | * The rule is returned in '*rule', which is valid at least until the next |
1e1e1d19 BP |
4093 | * RCU quiescent period. If the '*rule' needs to stay around longer, the |
4094 | * caller must take a reference. | |
34dd0d78 JR |
4095 | * |
4096 | * 'in_port' allows the lookup to take place as if the in port had the value | |
2e0bded4 BP |
4097 | * 'in_port'. This is needed for resubmit action support. |
4098 | * | |
4099 | * 'flow' is non-const to allow for temporary modifications during the lookup. | |
4100 | * Any changes are restored before returning. */ | |
34dd0d78 | 4101 | struct rule_dpif * |
18721c4a | 4102 | rule_dpif_lookup_from_table(struct ofproto_dpif *ofproto, |
44e0c35d | 4103 | ovs_version_t version, struct flow *flow, |
1e1e1d19 | 4104 | struct flow_wildcards *wc, |
18721c4a | 4105 | const struct dpif_flow_stats *stats, |
34dd0d78 | 4106 | uint8_t *table_id, ofp_port_t in_port, |
a027899e JR |
4107 | bool may_packet_in, bool honor_table_miss, |
4108 | struct xlate_cache *xcache) | |
6d328fa2 | 4109 | { |
d8227eba | 4110 | ovs_be16 old_tp_src = flow->tp_src, old_tp_dst = flow->tp_dst; |
34dd0d78 JR |
4111 | ofp_port_t old_in_port = flow->in_port.ofp_port; |
4112 | enum ofputil_table_miss miss_config; | |
4113 | struct rule_dpif *rule; | |
6d328fa2 SH |
4114 | uint8_t next_id; |
4115 | ||
d8227eba JR |
4116 | /* We always unwildcard nw_frag (for IP), so they |
4117 | * need not be unwildcarded here. */ | |
4118 | if (flow->nw_frag & FLOW_NW_FRAG_ANY | |
ad99e2ed BP |
4119 | && ofproto->up.frag_handling != OFPUTIL_FRAG_NX_MATCH) { |
4120 | if (ofproto->up.frag_handling == OFPUTIL_FRAG_NORMAL) { | |
d8227eba JR |
4121 | /* We must pretend that transport ports are unavailable. */ |
4122 | flow->tp_src = htons(0); | |
4123 | flow->tp_dst = htons(0); | |
4124 | } else { | |
ad99e2ed | 4125 | /* Must be OFPUTIL_FRAG_DROP (we don't have OFPUTIL_FRAG_REASM). |
d8227eba | 4126 | * Use the drop_frags_rule (which cannot disappear). */ |
34dd0d78 | 4127 | rule = ofproto->drop_frags_rule; |
d8227eba JR |
4128 | if (stats) { |
4129 | struct oftable *tbl = &ofproto->up.tables[*table_id]; | |
4130 | unsigned long orig; | |
4131 | ||
4132 | atomic_add_relaxed(&tbl->n_matched, stats->n_packets, &orig); | |
4133 | } | |
a027899e JR |
4134 | if (xcache) { |
4135 | struct xc_entry *entry; | |
4136 | ||
4137 | entry = xlate_cache_add_entry(xcache, XC_TABLE); | |
4138 | entry->table.ofproto = ofproto; | |
4139 | entry->table.id = *table_id; | |
4140 | entry->table.match = true; | |
4141 | } | |
34dd0d78 | 4142 | return rule; |
d8227eba JR |
4143 | } |
4144 | } | |
4145 | ||
34dd0d78 JR |
4146 | /* Look up a flow with 'in_port' as the input port. Then restore the |
4147 | * original input port (otherwise OFPP_NORMAL and OFPP_IN_PORT will | |
4148 | * have surprising behavior). */ | |
4149 | flow->in_port.ofp_port = in_port; | |
4150 | ||
4151 | /* Our current implementation depends on n_tables == N_TABLES, and | |
4152 | * TBL_INTERNAL being the last table. */ | |
4153 | BUILD_ASSERT_DECL(N_TABLES == TBL_INTERNAL + 1); | |
4154 | ||
4155 | miss_config = OFPUTIL_TABLE_MISS_CONTINUE; | |
d8227eba | 4156 | |
6d328fa2 SH |
4157 | for (next_id = *table_id; |
4158 | next_id < ofproto->up.n_tables; | |
4159 | next_id++, next_id += (next_id == TBL_INTERNAL)) | |
4160 | { | |
4161 | *table_id = next_id; | |
1e1e1d19 | 4162 | rule = rule_dpif_lookup_in_table(ofproto, version, next_id, flow, wc); |
d611866c SH |
4163 | if (stats) { |
4164 | struct oftable *tbl = &ofproto->up.tables[next_id]; | |
d611866c | 4165 | unsigned long orig; |
afcea9ea | 4166 | |
34dd0d78 | 4167 | atomic_add_relaxed(rule ? &tbl->n_matched : &tbl->n_missed, |
afcea9ea | 4168 | stats->n_packets, &orig); |
d611866c | 4169 | } |
a027899e JR |
4170 | if (xcache) { |
4171 | struct xc_entry *entry; | |
4172 | ||
4173 | entry = xlate_cache_add_entry(xcache, XC_TABLE); | |
4174 | entry->table.ofproto = ofproto; | |
4175 | entry->table.id = next_id; | |
4176 | entry->table.match = (rule != NULL); | |
4177 | } | |
34dd0d78 JR |
4178 | if (rule) { |
4179 | goto out; /* Match. */ | |
4180 | } | |
4181 | if (honor_table_miss) { | |
4182 | miss_config = ofproto_table_get_miss_config(&ofproto->up, | |
4183 | *table_id); | |
4184 | if (miss_config == OFPUTIL_TABLE_MISS_CONTINUE) { | |
4185 | continue; | |
4186 | } | |
4187 | } | |
4188 | break; | |
4189 | } | |
4190 | /* Miss. */ | |
4191 | rule = ofproto->no_packet_in_rule; | |
4192 | if (may_packet_in) { | |
4193 | if (miss_config == OFPUTIL_TABLE_MISS_CONTINUE | |
4194 | || miss_config == OFPUTIL_TABLE_MISS_CONTROLLER) { | |
4195 | struct ofport_dpif *port; | |
4196 | ||
e672ff9b | 4197 | port = ofp_port_to_ofport(ofproto, old_in_port); |
34dd0d78 | 4198 | if (!port) { |
94783c7c | 4199 | VLOG_WARN_RL(&rl, "packet-in on unknown OpenFlow port %"PRIu32, |
34dd0d78 JR |
4200 | old_in_port); |
4201 | } else if (!(port->up.pp.config & OFPUTIL_PC_NO_PACKET_IN)) { | |
4202 | rule = ofproto->miss_rule; | |
6d328fa2 | 4203 | } |
34dd0d78 JR |
4204 | } else if (miss_config == OFPUTIL_TABLE_MISS_DEFAULT && |
4205 | connmgr_wants_packet_in_on_miss(ofproto->up.connmgr)) { | |
4206 | rule = ofproto->miss_rule; | |
6d328fa2 SH |
4207 | } |
4208 | } | |
d8227eba JR |
4209 | out: |
4210 | /* Restore port numbers, as they may have been modified above. */ | |
4211 | flow->tp_src = old_tp_src; | |
4212 | flow->tp_dst = old_tp_dst; | |
34dd0d78 JR |
4213 | /* Restore the old in port. */ |
4214 | flow->in_port.ofp_port = old_in_port; | |
6d328fa2 | 4215 | |
34dd0d78 | 4216 | return rule; |
a2143702 BP |
4217 | } |
4218 | ||
70742c7f EJ |
4219 | static struct rule_dpif *rule_dpif_cast(const struct rule *rule) |
4220 | { | |
4221 | return rule ? CONTAINER_OF(rule, struct rule_dpif, up) : NULL; | |
4222 | } | |
4223 | ||
abe529af BP |
4224 | static struct rule * |
4225 | rule_alloc(void) | |
4226 | { | |
3da29e32 | 4227 | struct rule_dpif *rule = xzalloc(sizeof *rule); |
abe529af BP |
4228 | return &rule->up; |
4229 | } | |
4230 | ||
4231 | static void | |
4232 | rule_dealloc(struct rule *rule_) | |
4233 | { | |
4234 | struct rule_dpif *rule = rule_dpif_cast(rule_); | |
4235 | free(rule); | |
4236 | } | |
4237 | ||
07659514 | 4238 | static enum ofperr |
1b43cf9e | 4239 | check_mask(struct ofproto_dpif *ofproto, const struct miniflow *flow) |
07659514 | 4240 | { |
95619d8c | 4241 | const struct odp_support *support; |
07659514 | 4242 | uint16_t ct_state, ct_zone; |
efba5ae4 | 4243 | ovs_u128 ct_label; |
8e53fe8c | 4244 | uint32_t ct_mark; |
07659514 | 4245 | |
88186383 | 4246 | support = &ofproto->backer->rt_support.odp; |
2a28ccc8 | 4247 | ct_state = MINIFLOW_GET_U8(flow, ct_state); |
d73ccab1 | 4248 | |
19be6c52 BP |
4249 | if (ct_state & CS_UNSUPPORTED_MASK) { |
4250 | return OFPERR_OFPBMC_BAD_MASK; | |
4251 | } | |
4252 | ||
d73ccab1 JR |
4253 | /* Do not bother dissecting the flow further if the datapath supports all |
4254 | * the features we know of. */ | |
11968381 | 4255 | if (support->ct_state && support->ct_zone && support->ct_mark |
d73ccab1 | 4256 | && support->ct_label && support->ct_state_nat |
7b5bbe5d | 4257 | && support->ct_orig_tuple && support->ct_orig_tuple6) { |
19be6c52 | 4258 | return 0; |
11968381 JS |
4259 | } |
4260 | ||
1b43cf9e JS |
4261 | ct_zone = MINIFLOW_GET_U16(flow, ct_zone); |
4262 | ct_mark = MINIFLOW_GET_U32(flow, ct_mark); | |
4263 | ct_label = MINIFLOW_GET_U128(flow, ct_label); | |
07659514 | 4264 | |
95619d8c | 4265 | if ((ct_state && !support->ct_state) |
7b27258c | 4266 | || ((ct_state & (CS_SRC_NAT | CS_DST_NAT)) && !support->ct_state_nat) |
95619d8c JS |
4267 | || (ct_zone && !support->ct_zone) |
4268 | || (ct_mark && !support->ct_mark) | |
2ff8484b | 4269 | || (!ovs_u128_is_zero(ct_label) && !support->ct_label)) { |
19be6c52 | 4270 | return OFPERR_NXBMC_CT_DATAPATH_SUPPORT; |
07659514 | 4271 | } |
95619d8c | 4272 | |
7b5bbe5d JS |
4273 | if (!support->ct_orig_tuple && !support->ct_orig_tuple6 |
4274 | && (MINIFLOW_GET_U8(flow, ct_nw_proto) | |
4275 | || MINIFLOW_GET_U16(flow, ct_tp_src) | |
4276 | || MINIFLOW_GET_U16(flow, ct_tp_dst))) { | |
19be6c52 | 4277 | return OFPERR_NXBMC_CT_DATAPATH_SUPPORT; |
7b5bbe5d JS |
4278 | } |
4279 | ||
4280 | if (!support->ct_orig_tuple | |
4281 | && (MINIFLOW_GET_U32(flow, ct_nw_src) | |
4282 | || MINIFLOW_GET_U32(flow, ct_nw_dst))) { | |
19be6c52 | 4283 | return OFPERR_NXBMC_CT_DATAPATH_SUPPORT; |
7b5bbe5d JS |
4284 | } |
4285 | ||
4286 | if (!support->ct_orig_tuple6 | |
4287 | && (!ovs_u128_is_zero(MINIFLOW_GET_U128(flow, ct_ipv6_src)) | |
4288 | || !ovs_u128_is_zero(MINIFLOW_GET_U128(flow, ct_ipv6_dst)))) { | |
19be6c52 | 4289 | return OFPERR_NXBMC_CT_DATAPATH_SUPPORT; |
d73ccab1 JR |
4290 | } |
4291 | ||
07659514 JS |
4292 | return 0; |
4293 | } | |
4294 | ||
caa5c156 | 4295 | static void |
76c62d19 | 4296 | report_unsupported_act(const char *action, const char *detail) |
caa5c156 BP |
4297 | { |
4298 | static struct vlog_rate_limit rl = VLOG_RATE_LIMIT_INIT(1, 5); | |
76c62d19 JR |
4299 | VLOG_WARN_RL(&rl, "Rejecting %s action because datapath does not support" |
4300 | "%s%s (your kernel module may be out of date)", | |
4301 | action, detail ? " " : "", detail ? detail : ""); | |
caa5c156 BP |
4302 | } |
4303 | ||
1b43cf9e JS |
4304 | static enum ofperr |
4305 | check_actions(const struct ofproto_dpif *ofproto, | |
4306 | const struct rule_actions *const actions) | |
4307 | { | |
4308 | const struct ofpact *ofpact; | |
88186383 | 4309 | const struct odp_support *support = &ofproto->backer->rt_support.odp; |
1b43cf9e JS |
4310 | |
4311 | OFPACT_FOR_EACH (ofpact, actions->ofpacts, actions->ofpacts_len) { | |
76c62d19 JR |
4312 | if (ofpact->type == OFPACT_CT) { |
4313 | const struct ofpact_conntrack *ct; | |
4314 | const struct ofpact *a; | |
1b43cf9e | 4315 | |
76c62d19 | 4316 | ct = CONTAINER_OF(ofpact, struct ofpact_conntrack, ofpact); |
1b43cf9e | 4317 | |
76c62d19 JR |
4318 | if (!support->ct_state) { |
4319 | report_unsupported_act("ct", "ct action"); | |
19be6c52 | 4320 | return OFPERR_NXBAC_CT_DATAPATH_SUPPORT; |
76c62d19 JR |
4321 | } |
4322 | if ((ct->zone_imm || ct->zone_src.field) && !support->ct_zone) { | |
4323 | report_unsupported_act("ct", "ct zones"); | |
19be6c52 | 4324 | return OFPERR_NXBAC_CT_DATAPATH_SUPPORT; |
76c62d19 JR |
4325 | } |
4326 | /* So far the force commit feature is implemented together with the | |
4327 | * original direction tuple feature by all datapaths, so we use the | |
4328 | * support flag for the 'ct_orig_tuple' to indicate support for the | |
4329 | * force commit feature as well. */ | |
4330 | if ((ct->flags & NX_CT_F_FORCE) && !support->ct_orig_tuple) { | |
4331 | report_unsupported_act("ct", "force commit"); | |
19be6c52 | 4332 | return OFPERR_NXBAC_CT_DATAPATH_SUPPORT; |
76c62d19 | 4333 | } |
1b43cf9e | 4334 | |
76c62d19 JR |
4335 | OFPACT_FOR_EACH(a, ct->actions, ofpact_ct_get_action_len(ct)) { |
4336 | const struct mf_field *dst = ofpact_get_mf_dst(a); | |
1b43cf9e | 4337 | |
76c62d19 JR |
4338 | if (a->type == OFPACT_NAT && !support->ct_state_nat) { |
4339 | /* The backer doesn't seem to support the NAT bits in | |
4340 | * 'ct_state': assume that it doesn't support the NAT | |
4341 | * action. */ | |
4342 | report_unsupported_act("ct", "nat"); | |
19be6c52 | 4343 | return OFPERR_NXBAC_CT_DATAPATH_SUPPORT; |
76c62d19 JR |
4344 | } |
4345 | if (dst && ((dst->id == MFF_CT_MARK && !support->ct_mark) || | |
4346 | (dst->id == MFF_CT_LABEL && !support->ct_label))) { | |
4347 | report_unsupported_act("ct", "setting mark and/or label"); | |
19be6c52 | 4348 | return OFPERR_NXBAC_CT_DATAPATH_SUPPORT; |
76c62d19 JR |
4349 | } |
4350 | } | |
4351 | } else if (ofpact->type == OFPACT_RESUBMIT) { | |
4352 | struct ofpact_resubmit *resubmit = ofpact_get_RESUBMIT(ofpact); | |
1b43cf9e | 4353 | |
76c62d19 JR |
4354 | if (resubmit->with_ct_orig && !support->ct_orig_tuple) { |
4355 | report_unsupported_act("resubmit", | |
4356 | "ct original direction tuple"); | |
19be6c52 | 4357 | return OFPERR_NXBAC_CT_DATAPATH_SUPPORT; |
7b27258c | 4358 | } |
1b43cf9e JS |
4359 | } |
4360 | } | |
4361 | ||
4362 | return 0; | |
4363 | } | |
4364 | ||
4365 | static enum ofperr | |
4366 | rule_check(struct rule *rule) | |
4367 | { | |
4368 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(rule->ofproto); | |
4369 | enum ofperr err; | |
4370 | ||
4371 | err = check_mask(ofproto, &rule->cr.match.mask->masks); | |
4372 | if (err) { | |
4373 | return err; | |
4374 | } | |
4375 | return check_actions(ofproto, rule->actions); | |
4376 | } | |
4377 | ||
90bf1e07 | 4378 | static enum ofperr |
abe529af | 4379 | rule_construct(struct rule *rule_) |
dc437090 | 4380 | OVS_NO_THREAD_SAFETY_ANALYSIS |
abe529af BP |
4381 | { |
4382 | struct rule_dpif *rule = rule_dpif_cast(rule_); | |
07659514 JS |
4383 | int error; |
4384 | ||
4385 | error = rule_check(rule_); | |
4386 | if (error) { | |
4387 | return error; | |
4388 | } | |
4389 | ||
97ba2d36 | 4390 | ovs_mutex_init_adaptive(&rule->stats_mutex); |
1a4ec18d JS |
4391 | rule->stats.n_packets = 0; |
4392 | rule->stats.n_bytes = 0; | |
4393 | rule->stats.used = rule->up.modified; | |
888ac0d7 | 4394 | rule->recirc_id = 0; |
39c94593 | 4395 | rule->new_rule = NULL; |
748eb2f5 | 4396 | rule->forward_counts = false; |
888ac0d7 | 4397 | |
abe529af BP |
4398 | return 0; |
4399 | } | |
4400 | ||
39c94593 | 4401 | static void |
748eb2f5 | 4402 | rule_insert(struct rule *rule_, struct rule *old_rule_, bool forward_counts) |
15aaf599 | 4403 | OVS_REQUIRES(ofproto_mutex) |
abe529af | 4404 | { |
9fbe253e | 4405 | struct rule_dpif *rule = rule_dpif_cast(rule_); |
39c94593 | 4406 | |
748eb2f5 | 4407 | if (old_rule_) { |
39c94593 JR |
4408 | struct rule_dpif *old_rule = rule_dpif_cast(old_rule_); |
4409 | ||
4410 | ovs_assert(!old_rule->new_rule); | |
4411 | ||
4412 | /* Take a reference to the new rule, and refer all stats updates from | |
4413 | * the old rule to the new rule. */ | |
07a3cd5c | 4414 | ofproto_rule_ref(&rule->up); |
39c94593 JR |
4415 | |
4416 | ovs_mutex_lock(&old_rule->stats_mutex); | |
4417 | ovs_mutex_lock(&rule->stats_mutex); | |
4418 | old_rule->new_rule = rule; /* Forward future stats. */ | |
748eb2f5 JR |
4419 | old_rule->forward_counts = forward_counts; |
4420 | ||
4421 | if (forward_counts) { | |
4422 | rule->stats = old_rule->stats; /* Transfer stats to the new | |
4423 | * rule. */ | |
4424 | } else { | |
4425 | /* Used timestamp must be forwarded whenever a rule is modified. */ | |
4426 | rule->stats.used = old_rule->stats.used; | |
4427 | } | |
39c94593 JR |
4428 | ovs_mutex_unlock(&rule->stats_mutex); |
4429 | ovs_mutex_unlock(&old_rule->stats_mutex); | |
4430 | } | |
8037acb4 BP |
4431 | } |
4432 | ||
4433 | static void | |
4434 | rule_destruct(struct rule *rule_) | |
39c94593 | 4435 | OVS_NO_THREAD_SAFETY_ANALYSIS |
8037acb4 BP |
4436 | { |
4437 | struct rule_dpif *rule = rule_dpif_cast(rule_); | |
888ac0d7 | 4438 | |
9fbe253e | 4439 | ovs_mutex_destroy(&rule->stats_mutex); |
39c94593 JR |
4440 | /* Release reference to the new rule, if any. */ |
4441 | if (rule->new_rule) { | |
07a3cd5c | 4442 | ofproto_rule_unref(&rule->new_rule->up); |
39c94593 | 4443 | } |
888ac0d7 | 4444 | if (rule->recirc_id) { |
e672ff9b | 4445 | recirc_free_id(rule->recirc_id); |
888ac0d7 | 4446 | } |
abe529af BP |
4447 | } |
4448 | ||
4449 | static void | |
dc437090 JR |
4450 | rule_get_stats(struct rule *rule_, uint64_t *packets, uint64_t *bytes, |
4451 | long long int *used) | |
abe529af BP |
4452 | { |
4453 | struct rule_dpif *rule = rule_dpif_cast(rule_); | |
abe529af | 4454 | |
9fbe253e | 4455 | ovs_mutex_lock(&rule->stats_mutex); |
39c94593 JR |
4456 | if (OVS_UNLIKELY(rule->new_rule)) { |
4457 | rule_get_stats(&rule->new_rule->up, packets, bytes, used); | |
4458 | } else { | |
4459 | *packets = rule->stats.n_packets; | |
4460 | *bytes = rule->stats.n_bytes; | |
4461 | *used = rule->stats.used; | |
4462 | } | |
9fbe253e | 4463 | ovs_mutex_unlock(&rule->stats_mutex); |
abe529af BP |
4464 | } |
4465 | ||
1f4a8933 JR |
4466 | struct ofproto_dpif_packet_out { |
4467 | struct xlate_cache xcache; | |
4468 | struct ofpbuf odp_actions; | |
4469 | struct recirc_refs rr; | |
4470 | bool needs_help; | |
4471 | }; | |
4472 | ||
4473 | ||
4474 | static struct ofproto_dpif_packet_out * | |
4475 | ofproto_dpif_packet_out_new(void) | |
4476 | { | |
4477 | struct ofproto_dpif_packet_out *aux = xmalloc(sizeof *aux); | |
4478 | xlate_cache_init(&aux->xcache); | |
4479 | ofpbuf_init(&aux->odp_actions, 64); | |
4480 | aux->rr = RECIRC_REFS_EMPTY_INITIALIZER; | |
4481 | aux->needs_help = false; | |
4482 | ||
4483 | return aux; | |
4484 | } | |
4485 | ||
4486 | static void | |
4487 | ofproto_dpif_packet_out_delete(struct ofproto_dpif_packet_out *aux) | |
4488 | { | |
4489 | if (aux) { | |
4490 | xlate_cache_uninit(&aux->xcache); | |
4491 | ofpbuf_uninit(&aux->odp_actions); | |
4492 | recirc_refs_unref(&aux->rr); | |
4493 | free(aux); | |
4494 | } | |
4495 | } | |
4496 | ||
4497 | static enum ofperr | |
4498 | packet_xlate(struct ofproto *ofproto_, struct ofproto_packet_out *opo) | |
4499 | OVS_REQUIRES(ofproto_mutex) | |
4500 | { | |
4501 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
4502 | struct xlate_out xout; | |
4503 | struct xlate_in xin; | |
4504 | enum ofperr error = 0; | |
4505 | ||
4506 | struct ofproto_dpif_packet_out *aux = ofproto_dpif_packet_out_new(); | |
4507 | ||
4508 | xlate_in_init(&xin, ofproto, opo->version, opo->flow, | |
4509 | opo->flow->in_port.ofp_port, NULL, 0, opo->packet, NULL, | |
4510 | &aux->odp_actions); | |
4511 | xin.ofpacts = opo->ofpacts; | |
4512 | xin.ofpacts_len = opo->ofpacts_len; | |
4513 | /* No learning or stats, but collect side effects to xcache. */ | |
4514 | xin.allow_side_effects = false; | |
4515 | xin.resubmit_stats = NULL; | |
4516 | xin.xcache = &aux->xcache; | |
331c07ac | 4517 | xin.in_packet_out = true; |
1f4a8933 JR |
4518 | |
4519 | if (xlate_actions(&xin, &xout) != XLATE_OK) { | |
4520 | error = OFPERR_OFPFMFC_UNKNOWN; /* Error processing actions. */ | |
4521 | goto error_out; | |
4522 | } else { | |
4523 | /* Prepare learn actions. */ | |
4524 | struct xc_entry *entry; | |
4525 | struct ofpbuf entries = aux->xcache.entries; | |
4526 | ||
4527 | XC_ENTRY_FOR_EACH (entry, &entries) { | |
4528 | if (entry->type == XC_LEARN) { | |
4529 | struct ofproto_flow_mod *ofm = entry->learn.ofm; | |
4530 | ||
4531 | error = ofproto_flow_mod_learn_refresh(ofm); | |
4532 | if (error) { | |
4533 | goto error_out; | |
4534 | } | |
4535 | struct rule *rule = ofm->temp_rule; | |
4536 | ofm->learn_adds_rule = (rule->state == RULE_INITIALIZED); | |
4537 | if (ofm->learn_adds_rule) { | |
4538 | /* If learning on a different bridge, must use its next | |
4539 | * version number. */ | |
4540 | ofm->version = (rule->ofproto == ofproto_) | |
4541 | ? opo->version : rule->ofproto->tables_version + 1; | |
4542 | error = ofproto_flow_mod_learn_start(ofm); | |
4543 | if (error) { | |
4544 | goto error_out; | |
4545 | } | |
4546 | } | |
4547 | } | |
4548 | } | |
4549 | ||
4550 | /* Success. */ | |
4551 | aux->needs_help = (xout.slow & SLOW_ACTION) != 0; | |
4552 | recirc_refs_swap(&aux->rr, &xout.recircs); /* Hold recirc refs. */ | |
4553 | } | |
4554 | xlate_out_uninit(&xout); | |
4555 | opo->aux = aux; | |
4556 | return 0; | |
4557 | ||
4558 | error_out: | |
4559 | xlate_out_uninit(&xout); | |
4560 | ofproto_dpif_packet_out_delete(aux); | |
4561 | opo->aux = NULL; | |
4562 | return error; | |
4563 | } | |
4564 | ||
6dd3c787 JR |
4565 | static void |
4566 | packet_xlate_revert(struct ofproto *ofproto OVS_UNUSED, | |
4567 | struct ofproto_packet_out *opo) | |
4568 | OVS_REQUIRES(ofproto_mutex) | |
4569 | { | |
4570 | struct ofproto_dpif_packet_out *aux = opo->aux; | |
4571 | ovs_assert(aux); | |
4572 | ||
4573 | /* Revert the learned flows. */ | |
4574 | struct xc_entry *entry; | |
4575 | struct ofpbuf entries = aux->xcache.entries; | |
4576 | ||
4577 | XC_ENTRY_FOR_EACH (entry, &entries) { | |
4578 | if (entry->type == XC_LEARN && entry->learn.ofm->learn_adds_rule) { | |
4579 | ofproto_flow_mod_learn_revert(entry->learn.ofm); | |
4580 | } | |
4581 | } | |
4582 | ||
4583 | ofproto_dpif_packet_out_delete(aux); | |
4584 | opo->aux = NULL; | |
4585 | } | |
4586 | ||
1f4a8933 JR |
4587 | /* Push stats and perform side effects of flow translation. */ |
4588 | static void | |
4589 | ofproto_dpif_xcache_execute(struct ofproto_dpif *ofproto, | |
4590 | struct xlate_cache *xcache, | |
7c12dfc5 | 4591 | struct dpif_flow_stats *stats) |
1f4a8933 JR |
4592 | OVS_REQUIRES(ofproto_mutex) |
4593 | { | |
4594 | struct xc_entry *entry; | |
4595 | struct ofpbuf entries = xcache->entries; | |
4596 | ||
4597 | XC_ENTRY_FOR_EACH (entry, &entries) { | |
4598 | switch (entry->type) { | |
4599 | case XC_LEARN: | |
4600 | /* Finish the learned flows. */ | |
4601 | if (entry->learn.ofm->learn_adds_rule) { | |
4602 | ofproto_flow_mod_learn_finish(entry->learn.ofm, &ofproto->up); | |
4603 | } | |
4604 | break; | |
4605 | case XC_FIN_TIMEOUT: | |
4606 | if (stats->tcp_flags & (TCP_FIN | TCP_RST)) { | |
4607 | /* 'ofproto_mutex' already held */ | |
4608 | ofproto_rule_reduce_timeouts__(&entry->fin.rule->up, | |
4609 | entry->fin.idle, | |
4610 | entry->fin.hard); | |
4611 | } | |
4612 | break; | |
4613 | /* All the rest can be dealt with by the xlate layer. */ | |
4614 | case XC_TABLE: | |
4615 | case XC_RULE: | |
4616 | case XC_BOND: | |
4617 | case XC_NETDEV: | |
4618 | case XC_NETFLOW: | |
4619 | case XC_MIRROR: | |
4620 | case XC_NORMAL: | |
4621 | case XC_GROUP: | |
4622 | case XC_TNL_NEIGH: | |
7c12dfc5 | 4623 | case XC_TUNNEL_HEADER: |
1f4a8933 JR |
4624 | xlate_push_stats_entry(entry, stats); |
4625 | break; | |
4626 | default: | |
4627 | OVS_NOT_REACHED(); | |
4628 | } | |
4629 | } | |
4630 | } | |
4631 | ||
4632 | static void | |
4633 | packet_execute(struct ofproto *ofproto_, struct ofproto_packet_out *opo) | |
4634 | OVS_REQUIRES(ofproto_mutex) | |
4635 | { | |
4636 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
4637 | struct dpif_flow_stats stats; | |
4638 | struct dpif_execute execute; | |
4639 | ||
4640 | struct ofproto_dpif_packet_out *aux = opo->aux; | |
4641 | ovs_assert(aux); | |
4642 | ||
4643 | /* Run the side effects from the xcache. */ | |
4644 | dpif_flow_stats_extract(opo->flow, opo->packet, time_msec(), &stats); | |
4645 | ofproto_dpif_xcache_execute(ofproto, &aux->xcache, &stats); | |
4646 | ||
4647 | execute.actions = aux->odp_actions.data; | |
4648 | execute.actions_len = aux->odp_actions.size; | |
4649 | ||
4650 | pkt_metadata_from_flow(&opo->packet->md, opo->flow); | |
4651 | execute.packet = opo->packet; | |
4652 | execute.flow = opo->flow; | |
4653 | execute.needs_help = aux->needs_help; | |
4654 | execute.probe = false; | |
4655 | execute.mtu = 0; | |
4656 | ||
4657 | /* Fix up in_port. */ | |
4658 | ofproto_dpif_set_packet_odp_port(ofproto, opo->flow->in_port.ofp_port, | |
4659 | opo->packet); | |
4660 | ||
4661 | dpif_execute(ofproto->backer->dpif, &execute); | |
4662 | ofproto_dpif_packet_out_delete(aux); | |
4663 | opo->aux = NULL; | |
4664 | } | |
4665 | ||
00430a3f SH |
4666 | static struct group_dpif *group_dpif_cast(const struct ofgroup *group) |
4667 | { | |
4668 | return group ? CONTAINER_OF(group, struct group_dpif, up) : NULL; | |
4669 | } | |
4670 | ||
4671 | static struct ofgroup * | |
4672 | group_alloc(void) | |
4673 | { | |
4674 | struct group_dpif *group = xzalloc(sizeof *group); | |
4675 | return &group->up; | |
4676 | } | |
4677 | ||
4678 | static void | |
4679 | group_dealloc(struct ofgroup *group_) | |
4680 | { | |
4681 | struct group_dpif *group = group_dpif_cast(group_); | |
4682 | free(group); | |
4683 | } | |
4684 | ||
4685 | static void | |
4686 | group_construct_stats(struct group_dpif *group) | |
4687 | OVS_REQUIRES(group->stats_mutex) | |
4688 | { | |
4689 | group->packet_count = 0; | |
4690 | group->byte_count = 0; | |
1e684d7d | 4691 | |
07a3cd5c BP |
4692 | struct ofputil_bucket *bucket; |
4693 | LIST_FOR_EACH (bucket, list_node, &group->up.buckets) { | |
1e684d7d RW |
4694 | bucket->stats.packet_count = 0; |
4695 | bucket->stats.byte_count = 0; | |
00430a3f SH |
4696 | } |
4697 | } | |
4698 | ||
1e684d7d RW |
4699 | void |
4700 | group_dpif_credit_stats(struct group_dpif *group, | |
4701 | struct ofputil_bucket *bucket, | |
4702 | const struct dpif_flow_stats *stats) | |
4703 | { | |
4704 | ovs_mutex_lock(&group->stats_mutex); | |
4705 | group->packet_count += stats->n_packets; | |
4706 | group->byte_count += stats->n_bytes; | |
4707 | if (bucket) { | |
4708 | bucket->stats.packet_count += stats->n_packets; | |
4709 | bucket->stats.byte_count += stats->n_bytes; | |
4710 | } else { /* Credit to all buckets */ | |
07a3cd5c | 4711 | LIST_FOR_EACH (bucket, list_node, &group->up.buckets) { |
1e684d7d RW |
4712 | bucket->stats.packet_count += stats->n_packets; |
4713 | bucket->stats.byte_count += stats->n_bytes; | |
4714 | } | |
4715 | } | |
4716 | ovs_mutex_unlock(&group->stats_mutex); | |
4717 | } | |
4718 | ||
00430a3f SH |
4719 | static enum ofperr |
4720 | group_construct(struct ofgroup *group_) | |
4721 | { | |
4722 | struct group_dpif *group = group_dpif_cast(group_); | |
5a070238 | 4723 | |
97ba2d36 | 4724 | ovs_mutex_init_adaptive(&group->stats_mutex); |
00430a3f SH |
4725 | ovs_mutex_lock(&group->stats_mutex); |
4726 | group_construct_stats(group); | |
4727 | ovs_mutex_unlock(&group->stats_mutex); | |
4728 | return 0; | |
4729 | } | |
4730 | ||
00430a3f SH |
4731 | static void |
4732 | group_destruct(struct ofgroup *group_) | |
4733 | { | |
4734 | struct group_dpif *group = group_dpif_cast(group_); | |
00430a3f SH |
4735 | ovs_mutex_destroy(&group->stats_mutex); |
4736 | } | |
4737 | ||
00430a3f SH |
4738 | static enum ofperr |
4739 | group_get_stats(const struct ofgroup *group_, struct ofputil_group_stats *ogs) | |
4740 | { | |
4741 | struct group_dpif *group = group_dpif_cast(group_); | |
4742 | ||
00430a3f SH |
4743 | ovs_mutex_lock(&group->stats_mutex); |
4744 | ogs->packet_count = group->packet_count; | |
4745 | ogs->byte_count = group->byte_count; | |
1e684d7d | 4746 | |
07a3cd5c BP |
4747 | struct bucket_counter *bucket_stats = ogs->bucket_stats; |
4748 | struct ofputil_bucket *bucket; | |
4749 | LIST_FOR_EACH (bucket, list_node, &group->up.buckets) { | |
1e684d7d RW |
4750 | bucket_stats->packet_count = bucket->stats.packet_count; |
4751 | bucket_stats->byte_count = bucket->stats.byte_count; | |
4752 | bucket_stats++; | |
4753 | } | |
00430a3f SH |
4754 | ovs_mutex_unlock(&group->stats_mutex); |
4755 | ||
4756 | return 0; | |
4757 | } | |
f4fb341b | 4758 | |
809c7548 RW |
4759 | /* If the group exists, this function increments the groups's reference count. |
4760 | * | |
07a3cd5c | 4761 | * Make sure to call ofproto_group_unref() after no longer needing to maintain |
809c7548 | 4762 | * a reference to the group. */ |
db88b35c | 4763 | struct group_dpif * |
76973237 | 4764 | group_dpif_lookup(struct ofproto_dpif *ofproto, uint32_t group_id, |
5d08a275 | 4765 | ovs_version_t version, bool take_ref) |
f4fb341b | 4766 | { |
76973237 | 4767 | struct ofgroup *ofgroup = ofproto_group_lookup(&ofproto->up, group_id, |
5d08a275 | 4768 | version, take_ref); |
db88b35c | 4769 | return ofgroup ? group_dpif_cast(ofgroup) : NULL; |
f4fb341b | 4770 | } |
abe529af | 4771 | \f |
2eb79142 JG |
4772 | /* Sends 'packet' out 'ofport'. If 'port' is a tunnel and that tunnel type |
4773 | * supports a notion of an OAM flag, sets it if 'oam' is true. | |
52a90c29 | 4774 | * May modify 'packet'. |
abe529af | 4775 | * Returns 0 if successful, otherwise a positive errno value. */ |
91d6cd12 | 4776 | int |
2eb79142 JG |
4777 | ofproto_dpif_send_packet(const struct ofport_dpif *ofport, bool oam, |
4778 | struct dp_packet *packet) | |
abe529af | 4779 | { |
79e15b78 | 4780 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofport->up.ofproto); |
abe529af BP |
4781 | int error; |
4782 | ||
2eb79142 | 4783 | error = xlate_send_packet(ofport, oam, packet); |
79e15b78 | 4784 | |
0da3c61b | 4785 | ovs_mutex_lock(&ofproto->stats_mutex); |
79e15b78 | 4786 | ofproto->stats.tx_packets++; |
cf62fa4c | 4787 | ofproto->stats.tx_bytes += dp_packet_size(packet); |
0da3c61b | 4788 | ovs_mutex_unlock(&ofproto->stats_mutex); |
abe529af BP |
4789 | return error; |
4790 | } | |
9583bc14 | 4791 | \f |
b5cbbcf6 AZ |
4792 | /* Return the version string of the datapath that backs up |
4793 | * this 'ofproto'. | |
4794 | */ | |
4795 | static const char * | |
4796 | get_datapath_version(const struct ofproto *ofproto_) | |
4797 | { | |
4798 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
4799 | ||
4800 | return ofproto->backer->dp_version_string; | |
4801 | } | |
4802 | ||
d4f6865c DDP |
4803 | static void |
4804 | type_set_config(const char *type, const struct smap *other_config) | |
4805 | { | |
4806 | struct dpif_backer *backer; | |
4807 | ||
4808 | backer = shash_find_data(&all_dpif_backers, type); | |
4809 | if (!backer) { | |
4810 | /* This is not necessarily a problem, since backers are only | |
4811 | * created on demand. */ | |
4812 | return; | |
4813 | } | |
4814 | ||
4815 | dpif_set_config(backer->dpif, other_config); | |
4816 | } | |
4817 | ||
2a7c4805 JP |
4818 | static void |
4819 | ct_flush(const struct ofproto *ofproto_, const uint16_t *zone) | |
4820 | { | |
4821 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
4822 | ||
817a7657 | 4823 | ct_dpif_flush(ofproto->backer->dpif, zone, NULL); |
2a7c4805 JP |
4824 | } |
4825 | ||
9583bc14 EJ |
4826 | static bool |
4827 | set_frag_handling(struct ofproto *ofproto_, | |
ad99e2ed | 4828 | enum ofputil_frag_handling frag_handling) |
abe529af BP |
4829 | { |
4830 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
ad99e2ed | 4831 | if (frag_handling != OFPUTIL_FRAG_REASM) { |
2cc3c58e | 4832 | ofproto->backer->need_revalidate = REV_RECONFIGURE; |
7257b535 BP |
4833 | return true; |
4834 | } else { | |
4835 | return false; | |
4836 | } | |
abe529af BP |
4837 | } |
4838 | ||
77ab5fd2 BP |
4839 | static enum ofperr |
4840 | nxt_resume(struct ofproto *ofproto_, | |
4841 | const struct ofputil_packet_in_private *pin) | |
4842 | { | |
4843 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
4844 | ||
4845 | /* Translate pin into datapath actions. */ | |
4846 | uint64_t odp_actions_stub[1024 / 8]; | |
4847 | struct ofpbuf odp_actions = OFPBUF_STUB_INITIALIZER(odp_actions_stub); | |
4848 | enum slow_path_reason slow; | |
4849 | enum ofperr error = xlate_resume(ofproto, pin, &odp_actions, &slow); | |
4850 | ||
4851 | /* Steal 'pin->packet' and put it into a dp_packet. */ | |
4852 | struct dp_packet packet; | |
4d617a87 BP |
4853 | dp_packet_init(&packet, pin->base.packet_len); |
4854 | dp_packet_put(&packet, pin->base.packet, pin->base.packet_len); | |
77ab5fd2 | 4855 | |
4d617a87 | 4856 | pkt_metadata_from_flow(&packet.md, &pin->base.flow_metadata.flow); |
1df7f7aa NS |
4857 | |
4858 | /* Fix up in_port. */ | |
4859 | ofproto_dpif_set_packet_odp_port(ofproto, | |
4d617a87 | 4860 | pin->base.flow_metadata.flow.in_port.ofp_port, |
1df7f7aa NS |
4861 | &packet); |
4862 | ||
10b3f505 NS |
4863 | struct flow headers; |
4864 | flow_extract(&packet, &headers); | |
4865 | ||
77ab5fd2 BP |
4866 | /* Execute the datapath actions on the packet. */ |
4867 | struct dpif_execute execute = { | |
4868 | .actions = odp_actions.data, | |
4869 | .actions_len = odp_actions.size, | |
4870 | .needs_help = (slow & SLOW_ACTION) != 0, | |
4871 | .packet = &packet, | |
1cceb31b | 4872 | .flow = &headers, |
77ab5fd2 BP |
4873 | }; |
4874 | dpif_execute(ofproto->backer->dpif, &execute); | |
4875 | ||
4876 | /* Clean up. */ | |
4877 | ofpbuf_uninit(&odp_actions); | |
4878 | dp_packet_uninit(&packet); | |
4879 | ||
4880 | return error; | |
4881 | } | |
6fca1ffb BP |
4882 | \f |
4883 | /* NetFlow. */ | |
4884 | ||
4885 | static int | |
4886 | set_netflow(struct ofproto *ofproto_, | |
4887 | const struct netflow_options *netflow_options) | |
4888 | { | |
4889 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
4890 | ||
4891 | if (netflow_options) { | |
4892 | if (!ofproto->netflow) { | |
4893 | ofproto->netflow = netflow_create(); | |
7bab1576 | 4894 | ofproto->backer->need_revalidate = REV_RECONFIGURE; |
6fca1ffb BP |
4895 | } |
4896 | return netflow_set_options(ofproto->netflow, netflow_options); | |
7bab1576 EJ |
4897 | } else if (ofproto->netflow) { |
4898 | ofproto->backer->need_revalidate = REV_RECONFIGURE; | |
8e407f27 | 4899 | netflow_unref(ofproto->netflow); |
6fca1ffb | 4900 | ofproto->netflow = NULL; |
6fca1ffb | 4901 | } |
7bab1576 EJ |
4902 | |
4903 | return 0; | |
6fca1ffb | 4904 | } |
abe529af BP |
4905 | |
4906 | static void | |
4907 | get_netflow_ids(const struct ofproto *ofproto_, | |
4908 | uint8_t *engine_type, uint8_t *engine_id) | |
4909 | { | |
4910 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
4911 | ||
acf60855 | 4912 | dpif_get_netflow_ids(ofproto->backer->dpif, engine_type, engine_id); |
abe529af BP |
4913 | } |
4914 | \f | |
d13ee228 | 4915 | struct ofproto_dpif * |
911b4a7e | 4916 | ofproto_dpif_lookup_by_name(const char *name) |
abe529af | 4917 | { |
b44a10b7 BP |
4918 | struct ofproto_dpif *ofproto; |
4919 | ||
911b4a7e JP |
4920 | HMAP_FOR_EACH_WITH_HASH (ofproto, all_ofproto_dpifs_by_name_node, |
4921 | hash_string(name, 0), | |
4922 | &all_ofproto_dpifs_by_name) { | |
b44a10b7 BP |
4923 | if (!strcmp(ofproto->up.name, name)) { |
4924 | return ofproto; | |
4925 | } | |
4926 | } | |
4927 | return NULL; | |
abe529af BP |
4928 | } |
4929 | ||
911b4a7e JP |
4930 | struct ofproto_dpif * |
4931 | ofproto_dpif_lookup_by_uuid(const struct uuid *uuid) | |
4932 | { | |
4933 | struct ofproto_dpif *ofproto; | |
4934 | ||
4935 | HMAP_FOR_EACH_WITH_HASH (ofproto, all_ofproto_dpifs_by_uuid_node, | |
4936 | uuid_hash(uuid), &all_ofproto_dpifs_by_uuid) { | |
4937 | if (uuid_equals(&ofproto->uuid, uuid)) { | |
4938 | return ofproto; | |
4939 | } | |
4940 | } | |
4941 | return NULL; | |
4942 | } | |
4943 | ||
f0a3aa2e | 4944 | static void |
96e466a3 | 4945 | ofproto_unixctl_fdb_flush(struct unixctl_conn *conn, int argc, |
0e15264f | 4946 | const char *argv[], void *aux OVS_UNUSED) |
f0a3aa2e | 4947 | { |
490df1ef | 4948 | struct ofproto_dpif *ofproto; |
f0a3aa2e | 4949 | |
96e466a3 | 4950 | if (argc > 1) { |
911b4a7e | 4951 | ofproto = ofproto_dpif_lookup_by_name(argv[1]); |
96e466a3 | 4952 | if (!ofproto) { |
bde9f75d | 4953 | unixctl_command_reply_error(conn, "no such bridge"); |
96e466a3 EJ |
4954 | return; |
4955 | } | |
509c0149 | 4956 | ovs_rwlock_wrlock(&ofproto->ml->rwlock); |
30618594 | 4957 | mac_learning_flush(ofproto->ml); |
509c0149 | 4958 | ovs_rwlock_unlock(&ofproto->ml->rwlock); |
96e466a3 | 4959 | } else { |
911b4a7e JP |
4960 | HMAP_FOR_EACH (ofproto, all_ofproto_dpifs_by_name_node, |
4961 | &all_ofproto_dpifs_by_name) { | |
509c0149 | 4962 | ovs_rwlock_wrlock(&ofproto->ml->rwlock); |
30618594 | 4963 | mac_learning_flush(ofproto->ml); |
509c0149 | 4964 | ovs_rwlock_unlock(&ofproto->ml->rwlock); |
96e466a3 | 4965 | } |
f0a3aa2e | 4966 | } |
f0a3aa2e | 4967 | |
bde9f75d | 4968 | unixctl_command_reply(conn, "table successfully flushed"); |
f0a3aa2e AA |
4969 | } |
4970 | ||
08fdcc12 FL |
4971 | static void |
4972 | ofproto_unixctl_mcast_snooping_flush(struct unixctl_conn *conn, int argc, | |
4973 | const char *argv[], void *aux OVS_UNUSED) | |
4974 | { | |
4975 | struct ofproto_dpif *ofproto; | |
4976 | ||
4977 | if (argc > 1) { | |
911b4a7e | 4978 | ofproto = ofproto_dpif_lookup_by_name(argv[1]); |
08fdcc12 FL |
4979 | if (!ofproto) { |
4980 | unixctl_command_reply_error(conn, "no such bridge"); | |
4981 | return; | |
4982 | } | |
4983 | ||
4984 | if (!mcast_snooping_enabled(ofproto->ms)) { | |
4985 | unixctl_command_reply_error(conn, "multicast snooping is disabled"); | |
4986 | return; | |
4987 | } | |
4988 | mcast_snooping_mdb_flush(ofproto->ms); | |
4989 | } else { | |
911b4a7e JP |
4990 | HMAP_FOR_EACH (ofproto, all_ofproto_dpifs_by_name_node, |
4991 | &all_ofproto_dpifs_by_name) { | |
08fdcc12 FL |
4992 | if (!mcast_snooping_enabled(ofproto->ms)) { |
4993 | continue; | |
4994 | } | |
4995 | mcast_snooping_mdb_flush(ofproto->ms); | |
4996 | } | |
4997 | } | |
4998 | ||
4999 | unixctl_command_reply(conn, "table successfully flushed"); | |
5000 | } | |
5001 | ||
46c88433 EJ |
5002 | static struct ofport_dpif * |
5003 | ofbundle_get_a_port(const struct ofbundle *bundle) | |
5004 | { | |
417e7e66 | 5005 | return CONTAINER_OF(ovs_list_front(&bundle->ports), struct ofport_dpif, |
46c88433 EJ |
5006 | bundle_node); |
5007 | } | |
5008 | ||
abe529af | 5009 | static void |
0e15264f BP |
5010 | ofproto_unixctl_fdb_show(struct unixctl_conn *conn, int argc OVS_UNUSED, |
5011 | const char *argv[], void *aux OVS_UNUSED) | |
abe529af BP |
5012 | { |
5013 | struct ds ds = DS_EMPTY_INITIALIZER; | |
5014 | const struct ofproto_dpif *ofproto; | |
5015 | const struct mac_entry *e; | |
5016 | ||
911b4a7e | 5017 | ofproto = ofproto_dpif_lookup_by_name(argv[1]); |
abe529af | 5018 | if (!ofproto) { |
bde9f75d | 5019 | unixctl_command_reply_error(conn, "no such bridge"); |
abe529af BP |
5020 | return; |
5021 | } | |
5022 | ||
5023 | ds_put_cstr(&ds, " port VLAN MAC Age\n"); | |
509c0149 | 5024 | ovs_rwlock_rdlock(&ofproto->ml->rwlock); |
abe529af | 5025 | LIST_FOR_EACH (e, lru_node, &ofproto->ml->lrus) { |
9d078ec2 | 5026 | struct ofbundle *bundle = mac_entry_get_port(ofproto->ml, e); |
2f2b904f | 5027 | char name[OFP10_MAX_PORT_NAME_LEN]; |
ad28062f BP |
5028 | |
5029 | ofputil_port_to_string(ofbundle_get_a_port(bundle)->up.ofp_port, | |
50f96b10 | 5030 | NULL, name, sizeof name); |
ad28062f BP |
5031 | ds_put_format(&ds, "%5s %4d "ETH_ADDR_FMT" %3d\n", |
5032 | name, e->vlan, ETH_ADDR_ARGS(e->mac), | |
e764773c | 5033 | mac_entry_age(ofproto->ml, e)); |
abe529af | 5034 | } |
509c0149 | 5035 | ovs_rwlock_unlock(&ofproto->ml->rwlock); |
bde9f75d | 5036 | unixctl_command_reply(conn, ds_cstr(&ds)); |
abe529af BP |
5037 | ds_destroy(&ds); |
5038 | } | |
5039 | ||
08fdcc12 FL |
5040 | static void |
5041 | ofproto_unixctl_mcast_snooping_show(struct unixctl_conn *conn, | |
5042 | int argc OVS_UNUSED, | |
5043 | const char *argv[], | |
5044 | void *aux OVS_UNUSED) | |
5045 | { | |
5046 | struct ds ds = DS_EMPTY_INITIALIZER; | |
5047 | const struct ofproto_dpif *ofproto; | |
5048 | const struct ofbundle *bundle; | |
5049 | const struct mcast_group *grp; | |
5050 | struct mcast_group_bundle *b; | |
5051 | struct mcast_mrouter_bundle *mrouter; | |
5052 | ||
911b4a7e | 5053 | ofproto = ofproto_dpif_lookup_by_name(argv[1]); |
08fdcc12 FL |
5054 | if (!ofproto) { |
5055 | unixctl_command_reply_error(conn, "no such bridge"); | |
5056 | return; | |
5057 | } | |
5058 | ||
5059 | if (!mcast_snooping_enabled(ofproto->ms)) { | |
5060 | unixctl_command_reply_error(conn, "multicast snooping is disabled"); | |
5061 | return; | |
5062 | } | |
5063 | ||
5064 | ds_put_cstr(&ds, " port VLAN GROUP Age\n"); | |
5065 | ovs_rwlock_rdlock(&ofproto->ms->rwlock); | |
5066 | LIST_FOR_EACH (grp, group_node, &ofproto->ms->group_lru) { | |
5067 | LIST_FOR_EACH(b, bundle_node, &grp->bundle_lru) { | |
2f2b904f | 5068 | char name[OFP10_MAX_PORT_NAME_LEN]; |
08fdcc12 FL |
5069 | |
5070 | bundle = b->port; | |
5071 | ofputil_port_to_string(ofbundle_get_a_port(bundle)->up.ofp_port, | |
50f96b10 | 5072 | NULL, name, sizeof name); |
964a4d5f | 5073 | ds_put_format(&ds, "%5s %4d ", name, grp->vlan); |
ac6d120f | 5074 | ipv6_format_mapped(&grp->addr, &ds); |
964a4d5f | 5075 | ds_put_format(&ds, " %3d\n", |
08fdcc12 FL |
5076 | mcast_bundle_age(ofproto->ms, b)); |
5077 | } | |
5078 | } | |
5079 | ||
5080 | /* ports connected to multicast routers */ | |
5081 | LIST_FOR_EACH(mrouter, mrouter_node, &ofproto->ms->mrouter_lru) { | |
2f2b904f | 5082 | char name[OFP10_MAX_PORT_NAME_LEN]; |
08fdcc12 FL |
5083 | |
5084 | bundle = mrouter->port; | |
5085 | ofputil_port_to_string(ofbundle_get_a_port(bundle)->up.ofp_port, | |
50f96b10 | 5086 | NULL, name, sizeof name); |
c4bb1f8b | 5087 | ds_put_format(&ds, "%5s %4d querier %3d\n", |
08fdcc12 FL |
5088 | name, mrouter->vlan, |
5089 | mcast_mrouter_age(ofproto->ms, mrouter)); | |
5090 | } | |
5091 | ovs_rwlock_unlock(&ofproto->ms->rwlock); | |
5092 | unixctl_command_reply(conn, ds_cstr(&ds)); | |
5093 | ds_destroy(&ds); | |
5094 | } | |
5095 | ||
27022416 JP |
5096 | /* Store the current ofprotos in 'ofproto_shash'. Returns a sorted list |
5097 | * of the 'ofproto_shash' nodes. It is the responsibility of the caller | |
5098 | * to destroy 'ofproto_shash' and free the returned value. */ | |
5099 | static const struct shash_node ** | |
5100 | get_ofprotos(struct shash *ofproto_shash) | |
5101 | { | |
5102 | const struct ofproto_dpif *ofproto; | |
5103 | ||
911b4a7e JP |
5104 | HMAP_FOR_EACH (ofproto, all_ofproto_dpifs_by_name_node, |
5105 | &all_ofproto_dpifs_by_name) { | |
27022416 JP |
5106 | char *name = xasprintf("%s@%s", ofproto->up.type, ofproto->up.name); |
5107 | shash_add_nocopy(ofproto_shash, name, ofproto); | |
5108 | } | |
5109 | ||
5110 | return shash_sort(ofproto_shash); | |
5111 | } | |
5112 | ||
5113 | static void | |
5114 | ofproto_unixctl_dpif_dump_dps(struct unixctl_conn *conn, int argc OVS_UNUSED, | |
5115 | const char *argv[] OVS_UNUSED, | |
5116 | void *aux OVS_UNUSED) | |
5117 | { | |
5118 | struct ds ds = DS_EMPTY_INITIALIZER; | |
5119 | struct shash ofproto_shash; | |
5120 | const struct shash_node **sorted_ofprotos; | |
5121 | int i; | |
5122 | ||
5123 | shash_init(&ofproto_shash); | |
5124 | sorted_ofprotos = get_ofprotos(&ofproto_shash); | |
5125 | for (i = 0; i < shash_count(&ofproto_shash); i++) { | |
5126 | const struct shash_node *node = sorted_ofprotos[i]; | |
5127 | ds_put_format(&ds, "%s\n", node->name); | |
5128 | } | |
5129 | ||
5130 | shash_destroy(&ofproto_shash); | |
5131 | free(sorted_ofprotos); | |
5132 | ||
5133 | unixctl_command_reply(conn, ds_cstr(&ds)); | |
5134 | ds_destroy(&ds); | |
5135 | } | |
5136 | ||
a98b700d | 5137 | static void |
1c2f091b | 5138 | show_dp_feature_bool(struct ds *ds, const char *feature, bool b) |
a98b700d AZ |
5139 | { |
5140 | ds_put_format(ds, "%s: %s\n", feature, b ? "Yes" : "No"); | |
5141 | } | |
5142 | ||
5143 | static void | |
1c2f091b | 5144 | show_dp_feature_size_t(struct ds *ds, const char *feature, size_t s) |
a98b700d AZ |
5145 | { |
5146 | ds_put_format(ds, "%s: %"PRIuSIZE"\n", feature, s); | |
5147 | } | |
5148 | ||
18e5d1a8 AZ |
5149 | enum dpif_support_field_type { |
5150 | DPIF_SUPPORT_FIELD_bool, | |
5151 | DPIF_SUPPORT_FIELD_size_t, | |
5152 | }; | |
5153 | ||
5154 | struct dpif_support_field { | |
88186383 AZ |
5155 | void *rt_ptr; /* Points to the 'rt_support' field. */ |
5156 | const void *bt_ptr; /* Points to the 'bt_support' field. */ | |
18e5d1a8 AZ |
5157 | const char *title; |
5158 | enum dpif_support_field_type type; | |
5159 | }; | |
5160 | ||
88186383 AZ |
5161 | #define DPIF_SUPPORT_FIELD_INTIALIZER(RT_PTR, BT_PTR, TITLE, TYPE) \ |
5162 | (struct dpif_support_field) {RT_PTR, BT_PTR, TITLE, TYPE} | |
18e5d1a8 | 5163 | |
a98b700d AZ |
5164 | static void |
5165 | dpif_show_support(const struct dpif_backer_support *support, struct ds *ds) | |
5166 | { | |
1c2f091b AZ |
5167 | #define DPIF_SUPPORT_FIELD(TYPE, NAME, TITLE) \ |
5168 | show_dp_feature_##TYPE (ds, TITLE, support->NAME); | |
5169 | DPIF_SUPPORT_FIELDS | |
5170 | #undef DPIF_SUPPORT_FIELD | |
5171 | ||
5172 | #define ODP_SUPPORT_FIELD(TYPE, NAME, TITLE) \ | |
5173 | show_dp_feature_##TYPE (ds, TITLE, support->odp.NAME ); | |
5174 | ODP_SUPPORT_FIELDS | |
5175 | #undef ODP_SUPPORT_FIELD | |
a98b700d AZ |
5176 | } |
5177 | ||
18e5d1a8 AZ |
5178 | static void |
5179 | display_support_field(const char *name, | |
5180 | const struct dpif_support_field *field, | |
5181 | struct ds *ds) | |
5182 | { | |
5183 | switch (field->type) { | |
5184 | case DPIF_SUPPORT_FIELD_bool: { | |
88186383 AZ |
5185 | bool v = *(bool *)field->rt_ptr; |
5186 | bool b = *(bool *)field->bt_ptr; | |
5187 | ds_put_format(ds, "%s (%s) : [run time]:%s, [boot time]:%s\n", name, | |
5188 | field->title, v ? "true" : "false", | |
5189 | b ? "true" : "false"); | |
18e5d1a8 AZ |
5190 | break; |
5191 | } | |
5192 | case DPIF_SUPPORT_FIELD_size_t: | |
88186383 AZ |
5193 | ds_put_format(ds, "%s (%s) : [run time]:%"PRIuSIZE |
5194 | ", [boot time]:%"PRIuSIZE"\n", name, | |
5195 | field->title, *(size_t *)field->rt_ptr, | |
5196 | *(size_t *)field->bt_ptr); | |
18e5d1a8 AZ |
5197 | break; |
5198 | default: | |
5199 | OVS_NOT_REACHED(); | |
5200 | } | |
5201 | } | |
5202 | ||
88186383 AZ |
5203 | /* Set a field of 'rt_support' to a new value. |
5204 | * | |
5205 | * Returns 'true' if the value is actually set. */ | |
5206 | static bool | |
5207 | dpif_set_support(struct dpif_backer_support *rt_support, | |
5208 | struct dpif_backer_support *bt_support, | |
18e5d1a8 AZ |
5209 | const char *name, const char *value, struct ds *ds) |
5210 | { | |
5211 | struct shash all_fields = SHASH_INITIALIZER(&all_fields); | |
5212 | struct dpif_support_field *field; | |
5213 | struct shash_node *node; | |
88186383 | 5214 | bool changed = false; |
18e5d1a8 AZ |
5215 | |
5216 | #define DPIF_SUPPORT_FIELD(TYPE, NAME, TITLE) \ | |
5217 | {\ | |
5218 | struct dpif_support_field *f = xmalloc(sizeof *f); \ | |
88186383 AZ |
5219 | *f = DPIF_SUPPORT_FIELD_INTIALIZER(&rt_support->NAME, \ |
5220 | &bt_support->NAME, \ | |
5221 | TITLE, \ | |
5222 | DPIF_SUPPORT_FIELD_##TYPE);\ | |
18e5d1a8 AZ |
5223 | shash_add_once(&all_fields, #NAME, f); \ |
5224 | } | |
5225 | DPIF_SUPPORT_FIELDS; | |
5226 | #undef DPIF_SUPPORT_FIELD | |
5227 | ||
5228 | #define ODP_SUPPORT_FIELD(TYPE, NAME, TITLE) \ | |
5229 | {\ | |
5230 | struct dpif_support_field *f = xmalloc(sizeof *f); \ | |
88186383 AZ |
5231 | *f = DPIF_SUPPORT_FIELD_INTIALIZER(&rt_support->odp.NAME, \ |
5232 | &bt_support->odp.NAME, \ | |
5233 | TITLE, \ | |
5234 | DPIF_SUPPORT_FIELD_##TYPE);\ | |
18e5d1a8 AZ |
5235 | shash_add_once(&all_fields, #NAME, f); \ |
5236 | } | |
5237 | ODP_SUPPORT_FIELDS; | |
5238 | #undef ODP_SUPPORT_FIELD | |
5239 | ||
5240 | if (!name) { | |
5241 | struct shash_node *node; | |
5242 | ||
5243 | SHASH_FOR_EACH (node, &all_fields) { | |
5244 | display_support_field(node->name, node->data, ds); | |
5245 | } | |
5246 | goto done; | |
5247 | } | |
5248 | ||
5249 | node = shash_find(&all_fields, name); | |
5250 | if (!node) { | |
5251 | ds_put_cstr(ds, "Unexpected support field"); | |
5252 | goto done; | |
5253 | } | |
5254 | field = node->data; | |
5255 | ||
5256 | if (!value) { | |
5257 | display_support_field(node->name, field, ds); | |
5258 | goto done; | |
5259 | } | |
5260 | ||
5261 | if (field->type == DPIF_SUPPORT_FIELD_bool) { | |
88186383 AZ |
5262 | if (!strcasecmp(value, "true")) { |
5263 | if (*(bool *)field->bt_ptr) { | |
5264 | *(bool *)field->rt_ptr = true; | |
5265 | changed = true; | |
5266 | } else { | |
5267 | ds_put_cstr(ds, "Can not enable features not supported by the datapth"); | |
5268 | } | |
5269 | } else if (!strcasecmp(value, "false")) { | |
5270 | *(bool *)field->rt_ptr = false; | |
5271 | changed = true; | |
18e5d1a8 AZ |
5272 | } else { |
5273 | ds_put_cstr(ds, "Boolean value expected"); | |
5274 | } | |
5275 | } else if (field->type == DPIF_SUPPORT_FIELD_size_t) { | |
5276 | int v; | |
5277 | if (str_to_int(value, 10, &v)) { | |
5278 | if (v >= 0) { | |
88186383 AZ |
5279 | if (v <= *(size_t *)field->bt_ptr) { |
5280 | *(size_t *)field->rt_ptr = v; | |
5281 | changed = true; | |
5282 | } else { | |
5283 | ds_put_cstr(ds, "Can not set value beyond the datapath capability"); | |
5284 | } | |
18e5d1a8 AZ |
5285 | } else { |
5286 | ds_put_format(ds, "Negative number not expected"); | |
5287 | } | |
5288 | } else { | |
5289 | ds_put_cstr(ds, "Integer number expected"); | |
5290 | } | |
5291 | } | |
5292 | ||
5293 | done: | |
5294 | shash_destroy_free_data(&all_fields); | |
88186383 | 5295 | return changed; |
18e5d1a8 AZ |
5296 | } |
5297 | ||
dc54ef36 EJ |
5298 | static void |
5299 | dpif_show_backer(const struct dpif_backer *backer, struct ds *ds) | |
27022416 | 5300 | { |
dc54ef36 | 5301 | const struct shash_node **ofprotos; |
e79a6c83 | 5302 | struct dpif_dp_stats dp_stats; |
dc54ef36 | 5303 | struct shash ofproto_shash; |
09672174 | 5304 | size_t i; |
655ab909 | 5305 | |
e79a6c83 | 5306 | dpif_get_dp_stats(backer->dpif, &dp_stats); |
dc54ef36 | 5307 | ds_put_format(ds, "%s: hit:%"PRIu64" missed:%"PRIu64"\n", |
e79a6c83 | 5308 | dpif_name(backer->dpif), dp_stats.n_hit, dp_stats.n_missed); |
dc54ef36 | 5309 | |
dc54ef36 EJ |
5310 | shash_init(&ofproto_shash); |
5311 | ofprotos = get_ofprotos(&ofproto_shash); | |
5312 | for (i = 0; i < shash_count(&ofproto_shash); i++) { | |
5313 | struct ofproto_dpif *ofproto = ofprotos[i]->data; | |
5314 | const struct shash_node **ports; | |
5315 | size_t j; | |
0a740f48 | 5316 | |
dc54ef36 EJ |
5317 | if (ofproto->backer != backer) { |
5318 | continue; | |
0a740f48 | 5319 | } |
27022416 | 5320 | |
e79a6c83 | 5321 | ds_put_format(ds, "\t%s:\n", ofproto->up.name); |
dc54ef36 EJ |
5322 | |
5323 | ports = shash_sort(&ofproto->up.port_by_name); | |
5324 | for (j = 0; j < shash_count(&ofproto->up.port_by_name); j++) { | |
5325 | const struct shash_node *node = ports[j]; | |
5326 | struct ofport *ofport = node->data; | |
5327 | struct smap config; | |
4e022ec0 | 5328 | odp_port_t odp_port; |
27022416 | 5329 | |
dc54ef36 EJ |
5330 | ds_put_format(ds, "\t\t%s %u/", netdev_get_name(ofport->netdev), |
5331 | ofport->ofp_port); | |
27022416 | 5332 | |
dc54ef36 | 5333 | odp_port = ofp_port_to_odp_port(ofproto, ofport->ofp_port); |
4e022ec0 | 5334 | if (odp_port != ODPP_NONE) { |
dc54ef36 EJ |
5335 | ds_put_format(ds, "%"PRIu32":", odp_port); |
5336 | } else { | |
5337 | ds_put_cstr(ds, "none:"); | |
5338 | } | |
27022416 | 5339 | |
dc54ef36 | 5340 | ds_put_format(ds, " (%s", netdev_get_type(ofport->netdev)); |
27022416 | 5341 | |
dc54ef36 EJ |
5342 | smap_init(&config); |
5343 | if (!netdev_get_config(ofport->netdev, &config)) { | |
71f21279 BP |
5344 | const struct smap_node **nodes = smap_sort(&config); |
5345 | for (size_t k = 0; k < smap_count(&config); k++) { | |
5346 | ds_put_format(ds, "%c %s=%s", k ? ',' : ':', | |
5347 | nodes[k]->key, nodes[k]->value); | |
dc54ef36 EJ |
5348 | } |
5349 | free(nodes); | |
27022416 | 5350 | } |
dc54ef36 EJ |
5351 | smap_destroy(&config); |
5352 | ||
27022416 | 5353 | ds_put_char(ds, ')'); |
dc54ef36 | 5354 | ds_put_char(ds, '\n'); |
27022416 | 5355 | } |
dc54ef36 | 5356 | free(ports); |
27022416 | 5357 | } |
dc54ef36 EJ |
5358 | shash_destroy(&ofproto_shash); |
5359 | free(ofprotos); | |
27022416 JP |
5360 | } |
5361 | ||
5362 | static void | |
dc54ef36 EJ |
5363 | ofproto_unixctl_dpif_show(struct unixctl_conn *conn, int argc OVS_UNUSED, |
5364 | const char *argv[] OVS_UNUSED, void *aux OVS_UNUSED) | |
27022416 JP |
5365 | { |
5366 | struct ds ds = DS_EMPTY_INITIALIZER; | |
dc54ef36 EJ |
5367 | const struct shash_node **backers; |
5368 | int i; | |
27022416 | 5369 | |
dc54ef36 EJ |
5370 | backers = shash_sort(&all_dpif_backers); |
5371 | for (i = 0; i < shash_count(&all_dpif_backers); i++) { | |
5372 | dpif_show_backer(backers[i]->data, &ds); | |
27022416 | 5373 | } |
dc54ef36 | 5374 | free(backers); |
27022416 JP |
5375 | |
5376 | unixctl_command_reply(conn, ds_cstr(&ds)); | |
5377 | ds_destroy(&ds); | |
5378 | } | |
5379 | ||
5380 | static void | |
5381 | ofproto_unixctl_dpif_dump_flows(struct unixctl_conn *conn, | |
5382 | int argc OVS_UNUSED, const char *argv[], | |
5383 | void *aux OVS_UNUSED) | |
5384 | { | |
27022416 | 5385 | const struct ofproto_dpif *ofproto; |
ac64794a BP |
5386 | |
5387 | struct ds ds = DS_EMPTY_INITIALIZER; | |
ac64794a BP |
5388 | |
5389 | struct dpif_flow_dump *flow_dump; | |
5390 | struct dpif_flow_dump_thread *flow_dump_thread; | |
5391 | struct dpif_flow f; | |
938eaa50 | 5392 | int error; |
27022416 | 5393 | |
911b4a7e | 5394 | ofproto = ofproto_dpif_lookup_by_name(argv[argc - 1]); |
27022416 JP |
5395 | if (!ofproto) { |
5396 | unixctl_command_reply_error(conn, "no such bridge"); | |
5397 | return; | |
5398 | } | |
5399 | ||
d1fd1ea9 BP |
5400 | bool verbosity = false; |
5401 | bool names = false; | |
5402 | bool set_names = false; | |
5403 | for (int i = 1; i < argc - 1; i++) { | |
5404 | if (!strcmp(argv[i], "-m")) { | |
5405 | verbosity = true; | |
5406 | } else if (!strcmp(argv[i], "--names")) { | |
5407 | names = true; | |
5408 | set_names = true; | |
5409 | } else if (!strcmp(argv[i], "--no-names")) { | |
5410 | names = false; | |
5411 | set_names = true; | |
5412 | } | |
5413 | } | |
5414 | if (!set_names) { | |
5415 | names = verbosity; | |
04b541df GS |
5416 | } |
5417 | ||
d1fd1ea9 BP |
5418 | struct hmap *portno_names = NULL; |
5419 | if (names) { | |
5420 | portno_names = xmalloc(sizeof *portno_names); | |
5421 | hmap_init(portno_names); | |
5422 | ||
5423 | struct dpif_port dpif_port; | |
5424 | struct dpif_port_dump port_dump; | |
5425 | DPIF_PORT_FOR_EACH (&dpif_port, &port_dump, ofproto->backer->dpif) { | |
5426 | odp_portno_names_set(portno_names, dpif_port.port_no, | |
5427 | dpif_port.name); | |
5428 | } | |
04b541df GS |
5429 | } |
5430 | ||
1b849273 | 5431 | ds_init(&ds); |
7e8b7199 | 5432 | flow_dump = dpif_flow_dump_create(ofproto->backer->dpif, false, NULL); |
ac64794a BP |
5433 | flow_dump_thread = dpif_flow_dump_thread_create(flow_dump); |
5434 | while (dpif_flow_dump_next(flow_dump_thread, &f, 1)) { | |
ef377a58 JR |
5435 | struct flow flow; |
5436 | ||
5437 | if (odp_flow_key_to_flow(f.key, f.key_len, &flow) == ODP_FIT_ERROR | |
5438 | || xlate_lookup_ofproto(ofproto->backer, &flow, NULL) != ofproto) { | |
04d08d54 EJ |
5439 | continue; |
5440 | } | |
5441 | ||
70e5ed6f JS |
5442 | if (verbosity) { |
5443 | odp_format_ufid(&f.ufid, &ds); | |
5444 | ds_put_cstr(&ds, " "); | |
5445 | } | |
ac64794a | 5446 | odp_flow_format(f.key, f.key_len, f.mask, f.mask_len, |
d1fd1ea9 | 5447 | portno_names, &ds, verbosity); |
1b849273 | 5448 | ds_put_cstr(&ds, ", "); |
ac64794a | 5449 | dpif_flow_stats_format(&f.stats, &ds); |
27022416 | 5450 | ds_put_cstr(&ds, ", actions:"); |
0722f341 | 5451 | format_odp_actions(&ds, f.actions, f.actions_len, portno_names); |
27022416 JP |
5452 | ds_put_char(&ds, '\n'); |
5453 | } | |
ac64794a BP |
5454 | dpif_flow_dump_thread_destroy(flow_dump_thread); |
5455 | error = dpif_flow_dump_destroy(flow_dump); | |
27022416 | 5456 | |
938eaa50 | 5457 | if (error) { |
1b849273 JS |
5458 | ds_clear(&ds); |
5459 | ds_put_format(&ds, "dpif/dump_flows failed: %s", ovs_strerror(errno)); | |
5460 | unixctl_command_reply_error(conn, ds_cstr(&ds)); | |
5461 | } else { | |
5462 | unixctl_command_reply(conn, ds_cstr(&ds)); | |
5463 | } | |
d1fd1ea9 BP |
5464 | if (portno_names) { |
5465 | odp_portno_names_destroy(portno_names); | |
5466 | hmap_destroy(portno_names); | |
5467 | free(portno_names); | |
5468 | } | |
27022416 JP |
5469 | ds_destroy(&ds); |
5470 | } | |
5471 | ||
a98b700d AZ |
5472 | static void |
5473 | ofproto_unixctl_dpif_show_dp_features(struct unixctl_conn *conn, | |
5474 | int argc, const char *argv[], | |
5475 | void *aux OVS_UNUSED) | |
5476 | { | |
5477 | struct ds ds = DS_EMPTY_INITIALIZER; | |
5478 | const char *br = argv[argc -1]; | |
911b4a7e | 5479 | struct ofproto_dpif *ofproto = ofproto_dpif_lookup_by_name(br); |
a98b700d AZ |
5480 | |
5481 | if (!ofproto) { | |
5482 | unixctl_command_reply_error(conn, "no such bridge"); | |
5483 | return; | |
5484 | } | |
5485 | ||
88186383 | 5486 | dpif_show_support(&ofproto->backer->bt_support, &ds); |
a98b700d AZ |
5487 | unixctl_command_reply(conn, ds_cstr(&ds)); |
5488 | } | |
5489 | ||
18e5d1a8 AZ |
5490 | static void |
5491 | ofproto_unixctl_dpif_set_dp_features(struct unixctl_conn *conn, | |
5492 | int argc, const char *argv[], | |
5493 | void *aux OVS_UNUSED) | |
5494 | { | |
5495 | struct ds ds = DS_EMPTY_INITIALIZER; | |
5496 | const char *br = argv[1]; | |
5497 | const char *name, *value; | |
911b4a7e | 5498 | struct ofproto_dpif *ofproto = ofproto_dpif_lookup_by_name(br); |
88186383 | 5499 | bool changed; |
18e5d1a8 AZ |
5500 | |
5501 | if (!ofproto) { | |
5502 | unixctl_command_reply_error(conn, "no such bridge"); | |
5503 | return; | |
5504 | } | |
5505 | ||
5506 | name = argc > 2 ? argv[2] : NULL; | |
5507 | value = argc > 3 ? argv[3] : NULL; | |
88186383 AZ |
5508 | changed = dpif_set_support(&ofproto->backer->rt_support, |
5509 | &ofproto->backer->bt_support, | |
5510 | name, value, &ds); | |
5511 | if (changed) { | |
5512 | xlate_set_support(ofproto, &ofproto->backer->rt_support); | |
5513 | udpif_flush(ofproto->backer->udpif); | |
5514 | } | |
18e5d1a8 | 5515 | unixctl_command_reply(conn, ds_cstr(&ds)); |
88186383 | 5516 | ds_destroy(&ds); |
18e5d1a8 AZ |
5517 | } |
5518 | ||
a36de779 PS |
5519 | static void |
5520 | ofproto_unixctl_init(void) | |
abe529af BP |
5521 | { |
5522 | static bool registered; | |
5523 | if (registered) { | |
5524 | return; | |
5525 | } | |
5526 | registered = true; | |
5527 | ||
96e466a3 | 5528 | unixctl_command_register("fdb/flush", "[bridge]", 0, 1, |
0e15264f BP |
5529 | ofproto_unixctl_fdb_flush, NULL); |
5530 | unixctl_command_register("fdb/show", "bridge", 1, 1, | |
5531 | ofproto_unixctl_fdb_show, NULL); | |
08fdcc12 FL |
5532 | unixctl_command_register("mdb/flush", "[bridge]", 0, 1, |
5533 | ofproto_unixctl_mcast_snooping_flush, NULL); | |
5534 | unixctl_command_register("mdb/show", "bridge", 1, 1, | |
5535 | ofproto_unixctl_mcast_snooping_show, NULL); | |
27022416 JP |
5536 | unixctl_command_register("dpif/dump-dps", "", 0, 0, |
5537 | ofproto_unixctl_dpif_dump_dps, NULL); | |
dc54ef36 EJ |
5538 | unixctl_command_register("dpif/show", "", 0, 0, ofproto_unixctl_dpif_show, |
5539 | NULL); | |
a98b700d AZ |
5540 | unixctl_command_register("dpif/show-dp-features", "bridge", 1, 1, |
5541 | ofproto_unixctl_dpif_show_dp_features, NULL); | |
d1fd1ea9 | 5542 | unixctl_command_register("dpif/dump-flows", "[-m] [--names | --no-nmaes] bridge", 1, INT_MAX, |
27022416 | 5543 | ofproto_unixctl_dpif_dump_flows, NULL); |
18e5d1a8 AZ |
5544 | unixctl_command_register("dpif/set-dp-features", "bridge", 1, 3 , |
5545 | ofproto_unixctl_dpif_set_dp_features, NULL); | |
abe529af BP |
5546 | } |
5547 | \f | |
46c88433 | 5548 | static odp_port_t |
4e022ec0 | 5549 | ofp_port_to_odp_port(const struct ofproto_dpif *ofproto, ofp_port_t ofp_port) |
e1b1d06a | 5550 | { |
e672ff9b | 5551 | const struct ofport_dpif *ofport = ofp_port_to_ofport(ofproto, ofp_port); |
4e022ec0 | 5552 | return ofport ? ofport->odp_port : ODPP_NONE; |
e1b1d06a JP |
5553 | } |
5554 | ||
8449c4d6 | 5555 | struct ofport_dpif * |
4e022ec0 | 5556 | odp_port_to_ofport(const struct dpif_backer *backer, odp_port_t odp_port) |
e1b1d06a JP |
5557 | { |
5558 | struct ofport_dpif *port; | |
5559 | ||
8449c4d6 | 5560 | ovs_rwlock_rdlock(&backer->odp_to_ofport_lock); |
f9c0c3ec | 5561 | HMAP_FOR_EACH_IN_BUCKET (port, odp_port_node, hash_odp_port(odp_port), |
acf60855 | 5562 | &backer->odp_to_ofport_map) { |
e1b1d06a | 5563 | if (port->odp_port == odp_port) { |
8449c4d6 | 5564 | ovs_rwlock_unlock(&backer->odp_to_ofport_lock); |
acf60855 | 5565 | return port; |
e1b1d06a JP |
5566 | } |
5567 | } | |
5568 | ||
8449c4d6 | 5569 | ovs_rwlock_unlock(&backer->odp_to_ofport_lock); |
acf60855 JP |
5570 | return NULL; |
5571 | } | |
5572 | ||
4e022ec0 AW |
5573 | static ofp_port_t |
5574 | odp_port_to_ofp_port(const struct ofproto_dpif *ofproto, odp_port_t odp_port) | |
acf60855 JP |
5575 | { |
5576 | struct ofport_dpif *port; | |
5577 | ||
5578 | port = odp_port_to_ofport(ofproto->backer, odp_port); | |
6472ba11 | 5579 | if (port && &ofproto->up == port->up.ofproto) { |
acf60855 JP |
5580 | return port->up.ofp_port; |
5581 | } else { | |
5582 | return OFPP_NONE; | |
5583 | } | |
e1b1d06a | 5584 | } |
655ab909 | 5585 | |
adcf00ba AZ |
5586 | int |
5587 | ofproto_dpif_add_internal_flow(struct ofproto_dpif *ofproto, | |
fe99c360 | 5588 | const struct match *match, int priority, |
290ad78a | 5589 | uint16_t idle_timeout, |
adcf00ba AZ |
5590 | const struct ofpbuf *ofpacts, |
5591 | struct rule **rulep) | |
5592 | { | |
7338102b | 5593 | struct ofputil_flow_mod fm; |
adcf00ba AZ |
5594 | struct rule_dpif *rule; |
5595 | int error; | |
5596 | ||
7338102b | 5597 | fm = (struct ofputil_flow_mod) { |
c184807c | 5598 | .buffer_id = UINT32_MAX, |
39cc5c4a BP |
5599 | .match = *match, |
5600 | .priority = priority, | |
5601 | .table_id = TBL_INTERNAL, | |
5602 | .command = OFPFC_ADD, | |
5603 | .idle_timeout = idle_timeout, | |
5604 | .flags = OFPUTIL_FF_HIDDEN_FIELDS | OFPUTIL_FF_NO_READONLY, | |
5605 | .ofpacts = ofpacts->data, | |
5606 | .ofpacts_len = ofpacts->size, | |
39cc5c4a | 5607 | }; |
8be00367 | 5608 | |
7338102b | 5609 | error = ofproto_flow_mod(&ofproto->up, &fm); |
adcf00ba AZ |
5610 | if (error) { |
5611 | VLOG_ERR_RL(&rl, "failed to add internal flow (%s)", | |
5612 | ofperr_to_string(error)); | |
5613 | *rulep = NULL; | |
5614 | return error; | |
5615 | } | |
5616 | ||
621b8064 JR |
5617 | rule = rule_dpif_lookup_in_table(ofproto, |
5618 | ofproto_dpif_get_tables_version(ofproto), | |
7338102b JR |
5619 | TBL_INTERNAL, &fm.match.flow, |
5620 | &fm.match.wc); | |
adcf00ba | 5621 | if (rule) { |
adcf00ba AZ |
5622 | *rulep = &rule->up; |
5623 | } else { | |
5624 | OVS_NOT_REACHED(); | |
5625 | } | |
5626 | return 0; | |
5627 | } | |
5628 | ||
5629 | int | |
5630 | ofproto_dpif_delete_internal_flow(struct ofproto_dpif *ofproto, | |
5631 | struct match *match, int priority) | |
5632 | { | |
7338102b | 5633 | struct ofputil_flow_mod fm; |
adcf00ba AZ |
5634 | int error; |
5635 | ||
7338102b | 5636 | fm = (struct ofputil_flow_mod) { |
c184807c | 5637 | .buffer_id = UINT32_MAX, |
39cc5c4a BP |
5638 | .match = *match, |
5639 | .priority = priority, | |
5640 | .table_id = TBL_INTERNAL, | |
02a9757e HH |
5641 | .out_port = OFPP_ANY, |
5642 | .out_group = OFPG_ANY, | |
39cc5c4a BP |
5643 | .flags = OFPUTIL_FF_HIDDEN_FIELDS | OFPUTIL_FF_NO_READONLY, |
5644 | .command = OFPFC_DELETE_STRICT, | |
5645 | }; | |
8be00367 | 5646 | |
7338102b | 5647 | error = ofproto_flow_mod(&ofproto->up, &fm); |
adcf00ba AZ |
5648 | if (error) { |
5649 | VLOG_ERR_RL(&rl, "failed to delete internal flow (%s)", | |
5650 | ofperr_to_string(error)); | |
5651 | return error; | |
5652 | } | |
5653 | ||
5654 | return 0; | |
5655 | } | |
5656 | ||
5dddf960 JR |
5657 | static void |
5658 | meter_get_features(const struct ofproto *ofproto_, | |
5659 | struct ofputil_meter_features *features) | |
5660 | { | |
5661 | const struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
5662 | ||
5663 | dpif_meter_get_features(ofproto->backer->dpif, features); | |
5664 | } | |
5665 | ||
5666 | static enum ofperr | |
5667 | meter_set(struct ofproto *ofproto_, ofproto_meter_id *meter_id, | |
5668 | struct ofputil_meter_config *config) | |
5669 | { | |
5670 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
5671 | ||
333ad77d AZ |
5672 | /* Provider ID unknown. Use backer to allocate a new DP meter */ |
5673 | if (meter_id->uint32 == UINT32_MAX) { | |
5674 | if (!ofproto->backer->meter_ids) { | |
5675 | return EFBIG; /* Datapath does not support meter. */ | |
5676 | } | |
5677 | ||
5678 | if(!id_pool_alloc_id(ofproto->backer->meter_ids, &meter_id->uint32)) { | |
5679 | return ENOMEM; /* Can't allocate a DP meter. */ | |
5680 | } | |
5681 | } | |
5682 | ||
5dddf960 JR |
5683 | switch (dpif_meter_set(ofproto->backer->dpif, meter_id, config)) { |
5684 | case 0: | |
5685 | return 0; | |
5686 | case EFBIG: /* meter_id out of range */ | |
5687 | case ENOMEM: /* Cannot allocate meter */ | |
5688 | return OFPERR_OFPMMFC_OUT_OF_METERS; | |
5689 | case EBADF: /* Unsupported flags */ | |
5690 | return OFPERR_OFPMMFC_BAD_FLAGS; | |
5691 | case EINVAL: /* Too many bands */ | |
5692 | return OFPERR_OFPMMFC_OUT_OF_BANDS; | |
5693 | case ENODEV: /* Unsupported band type */ | |
5694 | return OFPERR_OFPMMFC_BAD_BAND; | |
66a396d4 | 5695 | case EDOM: /* Rate must be non-zero */ |
2029ce9a | 5696 | return OFPERR_OFPMMFC_BAD_RATE; |
5dddf960 JR |
5697 | default: |
5698 | return OFPERR_OFPMMFC_UNKNOWN; | |
5699 | } | |
5700 | } | |
5701 | ||
5702 | static enum ofperr | |
5703 | meter_get(const struct ofproto *ofproto_, ofproto_meter_id meter_id, | |
5704 | struct ofputil_meter_stats *stats, uint16_t n_bands) | |
5705 | { | |
5706 | const struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
5707 | ||
5708 | if (!dpif_meter_get(ofproto->backer->dpif, meter_id, stats, n_bands)) { | |
5709 | return 0; | |
5710 | } | |
5711 | return OFPERR_OFPMMFC_UNKNOWN_METER; | |
5712 | } | |
5713 | ||
333ad77d AZ |
5714 | struct free_meter_id_args { |
5715 | struct ofproto_dpif *ofproto; | |
5716 | ofproto_meter_id meter_id; | |
5717 | }; | |
5718 | ||
5719 | static void | |
5720 | free_meter_id(struct free_meter_id_args *args) | |
5721 | { | |
5722 | struct ofproto_dpif *ofproto = args->ofproto; | |
5723 | ||
5724 | dpif_meter_del(ofproto->backer->dpif, args->meter_id, NULL, 0); | |
5725 | id_pool_free_id(ofproto->backer->meter_ids, args->meter_id.uint32); | |
5726 | free(args); | |
5727 | } | |
5728 | ||
5dddf960 JR |
5729 | static void |
5730 | meter_del(struct ofproto *ofproto_, ofproto_meter_id meter_id) | |
5731 | { | |
333ad77d AZ |
5732 | struct free_meter_id_args *arg = xmalloc(sizeof *arg); |
5733 | ||
5734 | /* Before a meter can be deleted, Openflow spec requires all rules | |
5735 | * referring to the meter to be (automatically) removed before the | |
5736 | * meter is deleted. However, since vswitchd is multi-threaded, | |
5737 | * those rules and their actions remain accessible by other threads, | |
5738 | * especially by the handler and revalidator threads. | |
5739 | * Postpone meter deletion after RCU grace period, so that ongoing | |
5740 | * upcall translation or flow revalidation can complete. */ | |
5741 | arg->ofproto = ofproto_dpif_cast(ofproto_); | |
5742 | arg->meter_id = meter_id; | |
5743 | ovsrcu_postpone(free_meter_id, arg); | |
5dddf960 JR |
5744 | } |
5745 | ||
abe529af | 5746 | const struct ofproto_class ofproto_dpif_class = { |
b0408fca | 5747 | init, |
abe529af BP |
5748 | enumerate_types, |
5749 | enumerate_names, | |
5750 | del, | |
0aeaabc8 | 5751 | port_open_type, |
acf60855 | 5752 | type_run, |
acf60855 | 5753 | type_wait, |
abe529af BP |
5754 | alloc, |
5755 | construct, | |
5756 | destruct, | |
5757 | dealloc, | |
5758 | run, | |
f07c97f5 | 5759 | ofproto_dpif_wait, |
e79a6c83 | 5760 | NULL, /* get_memory_usage. */ |
1c030aa5 | 5761 | type_get_memory_usage, |
abe529af | 5762 | flush, |
3c1bb396 | 5763 | query_tables, |
621b8064 | 5764 | set_tables_version, |
abe529af BP |
5765 | port_alloc, |
5766 | port_construct, | |
5767 | port_destruct, | |
5768 | port_dealloc, | |
5769 | port_modified, | |
5770 | port_reconfigured, | |
5771 | port_query_by_name, | |
5772 | port_add, | |
5773 | port_del, | |
91364d18 | 5774 | port_set_config, |
6527c598 | 5775 | port_get_stats, |
abe529af BP |
5776 | port_dump_start, |
5777 | port_dump_next, | |
5778 | port_dump_done, | |
5779 | port_poll, | |
5780 | port_poll_wait, | |
5781 | port_is_lacp_current, | |
50b9699f | 5782 | port_get_lacp_stats, |
0ab6decf | 5783 | NULL, /* rule_choose_table */ |
abe529af BP |
5784 | rule_alloc, |
5785 | rule_construct, | |
8037acb4 | 5786 | rule_insert, |
1fc71871 | 5787 | NULL, /* rule_delete */ |
abe529af BP |
5788 | rule_destruct, |
5789 | rule_dealloc, | |
abe529af | 5790 | rule_get_stats, |
1f4a8933 | 5791 | packet_xlate, |
6dd3c787 | 5792 | packet_xlate_revert, |
1f4a8933 | 5793 | packet_execute, |
7257b535 | 5794 | set_frag_handling, |
77ab5fd2 | 5795 | nxt_resume, |
abe529af BP |
5796 | set_netflow, |
5797 | get_netflow_ids, | |
5798 | set_sflow, | |
29089a54 | 5799 | set_ipfix, |
fb8f22c1 | 5800 | get_ipfix_stats, |
abe529af | 5801 | set_cfm, |
8f5514fe | 5802 | cfm_status_changed, |
9a9e3786 | 5803 | get_cfm_status, |
0477baa9 DF |
5804 | set_lldp, |
5805 | get_lldp_status, | |
5806 | set_aa, | |
5807 | aa_mapping_set, | |
5808 | aa_mapping_unset, | |
5809 | aa_vlan_get_queued, | |
5810 | aa_vlan_get_queue_size, | |
ccc09689 | 5811 | set_bfd, |
8f5514fe | 5812 | bfd_status_changed, |
ccc09689 | 5813 | get_bfd_status, |
21f7563c JP |
5814 | set_stp, |
5815 | get_stp_status, | |
5816 | set_stp_port, | |
5817 | get_stp_port_status, | |
fd28ce3a | 5818 | get_stp_port_stats, |
9efd308e DV |
5819 | set_rstp, |
5820 | get_rstp_status, | |
5821 | set_rstp_port, | |
5822 | get_rstp_port_status, | |
8b36f51e | 5823 | set_queues, |
abe529af BP |
5824 | bundle_set, |
5825 | bundle_remove, | |
ec7ceaed EJ |
5826 | mirror_set__, |
5827 | mirror_get_stats__, | |
abe529af BP |
5828 | set_flood_vlans, |
5829 | is_mirror_output_bundle, | |
8402c74b | 5830 | forward_bpdu_changed, |
c4069512 | 5831 | set_mac_table_config, |
7c38d0a5 FL |
5832 | set_mcast_snooping, |
5833 | set_mcast_snooping_port, | |
5dddf960 JR |
5834 | meter_get_features, |
5835 | meter_set, | |
5836 | meter_get, | |
5837 | meter_del, | |
00430a3f SH |
5838 | group_alloc, /* group_alloc */ |
5839 | group_construct, /* group_construct */ | |
5840 | group_destruct, /* group_destruct */ | |
5841 | group_dealloc, /* group_dealloc */ | |
ccb3bc08 | 5842 | NULL, /* group_modify */ |
00430a3f | 5843 | group_get_stats, /* group_get_stats */ |
b5cbbcf6 | 5844 | get_datapath_version, /* get_datapath_version */ |
d4f6865c | 5845 | type_set_config, |
2a7c4805 | 5846 | ct_flush, /* ct_flush */ |
abe529af | 5847 | }; |