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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" | |
61 | #include "openvswitch/vlog.h" | |
62 | #include "ovs-lldp.h" | |
dfba2dfc | 63 | #include "ovs-rcu.h" |
a36de779 | 64 | #include "ovs-router.h" |
b598f214 | 65 | #include "poll-loop.h" |
f23d157c | 66 | #include "seq.h" |
0d085684 | 67 | #include "simap.h" |
27022416 | 68 | #include "smap.h" |
abe529af | 69 | #include "timer.h" |
b9ad7294 | 70 | #include "tunnel.h" |
6c1491fb | 71 | #include "unaligned.h" |
abe529af | 72 | #include "unixctl.h" |
ee89ea7b | 73 | #include "util.h" |
abe529af | 74 | #include "vlan-bitmap.h" |
abe529af BP |
75 | |
76 | VLOG_DEFINE_THIS_MODULE(ofproto_dpif); | |
77 | ||
abe529af | 78 | COVERAGE_DEFINE(ofproto_dpif_expired); |
ada3a58d | 79 | COVERAGE_DEFINE(packet_in_overflow); |
abe529af | 80 | |
a088a1ff | 81 | struct flow_miss; |
abe529af | 82 | |
dc437090 JR |
83 | static void rule_get_stats(struct rule *, uint64_t *packets, uint64_t *bytes, |
84 | long long int *used); | |
70742c7f | 85 | static struct rule_dpif *rule_dpif_cast(const struct rule *); |
f5857865 | 86 | static void rule_expire(struct rule_dpif *, long long now); |
b0f7b9b5 | 87 | |
46c88433 EJ |
88 | struct ofbundle { |
89 | struct hmap_node hmap_node; /* In struct ofproto's "bundles" hmap. */ | |
90 | struct ofproto_dpif *ofproto; /* Owning ofproto. */ | |
91 | void *aux; /* Key supplied by ofproto's client. */ | |
92 | char *name; /* Identifier for log messages. */ | |
93 | ||
94 | /* Configuration. */ | |
ca6ba700 | 95 | struct ovs_list ports; /* Contains "struct ofport"s. */ |
46c88433 | 96 | enum port_vlan_mode vlan_mode; /* VLAN mode */ |
fed8962a | 97 | uint16_t qinq_ethtype; |
46c88433 EJ |
98 | int vlan; /* -1=trunk port, else a 12-bit VLAN ID. */ |
99 | unsigned long *trunks; /* Bitmap of trunked VLANs, if 'vlan' == -1. | |
100 | * NULL if all VLANs are trunked. */ | |
fed8962a | 101 | unsigned long *cvlans; |
46c88433 EJ |
102 | struct lacp *lacp; /* LACP if LACP is enabled, otherwise NULL. */ |
103 | struct bond *bond; /* Nonnull iff more than one port. */ | |
104 | bool use_priority_tags; /* Use 802.1p tag for frames in VLAN 0? */ | |
105 | ||
c005f976 BK |
106 | bool protected; /* Protected port mode */ |
107 | ||
46c88433 EJ |
108 | /* Status. */ |
109 | bool floodable; /* True if no port has OFPUTIL_PC_NO_FLOOD set. */ | |
110 | }; | |
111 | ||
abe529af | 112 | static void bundle_remove(struct ofport *); |
7bde8dd8 | 113 | static void bundle_update(struct ofbundle *); |
abe529af BP |
114 | static void bundle_destroy(struct ofbundle *); |
115 | static void bundle_del_port(struct ofport_dpif *); | |
116 | static void bundle_run(struct ofbundle *); | |
117 | static void bundle_wait(struct ofbundle *); | |
66ff280d | 118 | static void bundle_flush_macs(struct ofbundle *, bool); |
2372c146 | 119 | static void bundle_move(struct ofbundle *, struct ofbundle *); |
33158a18 | 120 | |
21f7563c JP |
121 | static void stp_run(struct ofproto_dpif *ofproto); |
122 | static void stp_wait(struct ofproto_dpif *ofproto); | |
851bf71d EJ |
123 | static int set_stp_port(struct ofport *, |
124 | const struct ofproto_port_stp_settings *); | |
21f7563c | 125 | |
9efd308e DV |
126 | static void rstp_run(struct ofproto_dpif *ofproto); |
127 | static void set_rstp_port(struct ofport *, | |
128 | const struct ofproto_port_rstp_settings *); | |
129 | ||
46c88433 EJ |
130 | struct ofport_dpif { |
131 | struct hmap_node odp_port_node; /* In dpif_backer's "odp_to_ofport_map". */ | |
132 | struct ofport up; | |
133 | ||
134 | odp_port_t odp_port; | |
135 | struct ofbundle *bundle; /* Bundle that contains this port, if any. */ | |
ca6ba700 | 136 | struct ovs_list bundle_node;/* In struct ofbundle's "ports" list. */ |
46c88433 EJ |
137 | struct cfm *cfm; /* Connectivity Fault Management, if any. */ |
138 | struct bfd *bfd; /* BFD, if any. */ | |
0477baa9 | 139 | struct lldp *lldp; /* lldp, if any. */ |
46c88433 EJ |
140 | bool may_enable; /* May be enabled in bonds. */ |
141 | bool is_tunnel; /* This port is a tunnel. */ | |
a6363cfd | 142 | bool is_layer3; /* This is a layer 3 port. */ |
46c88433 EJ |
143 | long long int carrier_seq; /* Carrier status changes. */ |
144 | struct ofport_dpif *peer; /* Peer if patch port. */ | |
145 | ||
146 | /* Spanning tree. */ | |
147 | struct stp_port *stp_port; /* Spanning Tree Protocol, if any. */ | |
148 | enum stp_state stp_state; /* Always STP_DISABLED if STP not in use. */ | |
149 | long long int stp_state_entered; | |
150 | ||
9efd308e DV |
151 | /* Rapid Spanning Tree. */ |
152 | struct rstp_port *rstp_port; /* Rapid Spanning Tree Protocol, if any. */ | |
153 | enum rstp_state rstp_state; /* Always RSTP_DISABLED if RSTP not in use. */ | |
154 | ||
55954f6e EJ |
155 | /* Queue to DSCP mapping. */ |
156 | struct ofproto_port_queue *qdscp; | |
157 | size_t n_qdscp; | |
46c88433 EJ |
158 | }; |
159 | ||
46c88433 EJ |
160 | static odp_port_t ofp_port_to_odp_port(const struct ofproto_dpif *, |
161 | ofp_port_t); | |
162 | ||
4e022ec0 | 163 | static ofp_port_t odp_port_to_ofp_port(const struct ofproto_dpif *, |
46c88433 | 164 | odp_port_t); |
e1b1d06a | 165 | |
abe529af BP |
166 | static struct ofport_dpif * |
167 | ofport_dpif_cast(const struct ofport *ofport) | |
168 | { | |
abe529af BP |
169 | return ofport ? CONTAINER_OF(ofport, struct ofport_dpif, up) : NULL; |
170 | } | |
171 | ||
172 | static void port_run(struct ofport_dpif *); | |
8aee94b6 | 173 | static int set_bfd(struct ofport *, const struct smap *); |
a5610457 | 174 | static int set_cfm(struct ofport *, const struct cfm_settings *); |
0477baa9 | 175 | static int set_lldp(struct ofport *ofport_, const struct smap *cfg); |
6cbbf4fa | 176 | static void ofport_update_peer(struct ofport_dpif *); |
abe529af | 177 | |
3c4a309c BP |
178 | COVERAGE_DEFINE(rev_reconfigure); |
179 | COVERAGE_DEFINE(rev_stp); | |
9efd308e | 180 | COVERAGE_DEFINE(rev_rstp); |
4a1b8f30 | 181 | COVERAGE_DEFINE(rev_bond); |
3c4a309c BP |
182 | COVERAGE_DEFINE(rev_port_toggled); |
183 | COVERAGE_DEFINE(rev_flow_table); | |
30618594 | 184 | COVERAGE_DEFINE(rev_mac_learning); |
6d95c4e8 | 185 | COVERAGE_DEFINE(rev_mcast_snooping); |
3c4a309c | 186 | |
acf60855 | 187 | /* All existing ofproto_backer instances, indexed by ofproto->up.type. */ |
07a3cd5c | 188 | struct shash all_dpif_backers = SHASH_INITIALIZER(&all_dpif_backers); |
46c88433 | 189 | |
b44a10b7 | 190 | /* All existing ofproto_dpif instances, indexed by ->up.name. */ |
07a3cd5c | 191 | struct hmap all_ofproto_dpifs = HMAP_INITIALIZER(&all_ofproto_dpifs); |
b44a10b7 | 192 | |
a36de779 PS |
193 | static bool ofproto_use_tnl_push_pop = true; |
194 | static void ofproto_unixctl_init(void); | |
abe529af | 195 | |
46c88433 EJ |
196 | static inline struct ofproto_dpif * |
197 | ofproto_dpif_cast(const struct ofproto *ofproto) | |
198 | { | |
199 | ovs_assert(ofproto->ofproto_class == &ofproto_dpif_class); | |
200 | return CONTAINER_OF(ofproto, struct ofproto_dpif, up); | |
201 | } | |
202 | ||
abe529af BP |
203 | /* Global variables. */ |
204 | static struct vlog_rate_limit rl = VLOG_RATE_LIMIT_INIT(1, 5); | |
acf60855 JP |
205 | |
206 | /* Initial mappings of port to bridge mappings. */ | |
207 | static struct shash init_ofp_ports = SHASH_INITIALIZER(&init_ofp_ports); | |
46c88433 | 208 | |
2c7ee524 JR |
209 | /* Initialize 'ofm' for a learn action. If the rule already existed, reference |
210 | * to that rule is taken, otherwise a new rule is created. 'ofm' keeps the | |
211 | * rule reference in both cases. */ | |
212 | enum ofperr | |
213 | ofproto_dpif_flow_mod_init_for_learn(struct ofproto_dpif *ofproto, | |
214 | const struct ofputil_flow_mod *fm, | |
215 | struct ofproto_flow_mod *ofm) | |
46c88433 | 216 | { |
2c7ee524 JR |
217 | /* This will not take the global 'ofproto_mutex'. */ |
218 | return ofproto_flow_mod_init_for_learn(&ofproto->up, fm, ofm); | |
46c88433 EJ |
219 | } |
220 | ||
a2b53dec BP |
221 | /* Appends 'am' to the queue of asynchronous messages to be sent to the |
222 | * controller. Takes ownership of 'am' and any data it points to. */ | |
46c88433 | 223 | void |
a2b53dec BP |
224 | ofproto_dpif_send_async_msg(struct ofproto_dpif *ofproto, |
225 | struct ofproto_async_msg *am) | |
46c88433 | 226 | { |
a2b53dec | 227 | if (!guarded_list_push_back(&ofproto->ams, &am->list_node, 1024)) { |
ada3a58d | 228 | COVERAGE_INC(packet_in_overflow); |
a2b53dec | 229 | ofproto_async_msg_free(am); |
ada3a58d | 230 | } |
cfc50ae5 AW |
231 | |
232 | /* Wakes up main thread for packet-in I/O. */ | |
a2b53dec | 233 | seq_change(ofproto->ams_seq); |
46c88433 | 234 | } |
abe529af BP |
235 | \f |
236 | /* Factory functions. */ | |
237 | ||
b0408fca | 238 | static void |
acf60855 | 239 | init(const struct shash *iface_hints) |
b0408fca | 240 | { |
acf60855 JP |
241 | struct shash_node *node; |
242 | ||
243 | /* Make a local copy, since we don't own 'iface_hints' elements. */ | |
244 | SHASH_FOR_EACH(node, iface_hints) { | |
245 | const struct iface_hint *orig_hint = node->data; | |
246 | struct iface_hint *new_hint = xmalloc(sizeof *new_hint); | |
247 | ||
248 | new_hint->br_name = xstrdup(orig_hint->br_name); | |
249 | new_hint->br_type = xstrdup(orig_hint->br_type); | |
250 | new_hint->ofp_port = orig_hint->ofp_port; | |
251 | ||
252 | shash_add(&init_ofp_ports, node->name, new_hint); | |
253 | } | |
0fc1f5c0 HH |
254 | |
255 | ofproto_unixctl_init(); | |
d13ee228 | 256 | ofproto_dpif_trace_init(); |
0fc1f5c0 | 257 | udpif_init(); |
b0408fca JP |
258 | } |
259 | ||
abe529af BP |
260 | static void |
261 | enumerate_types(struct sset *types) | |
262 | { | |
263 | dp_enumerate_types(types); | |
264 | } | |
265 | ||
266 | static int | |
267 | enumerate_names(const char *type, struct sset *names) | |
268 | { | |
acf60855 JP |
269 | struct ofproto_dpif *ofproto; |
270 | ||
271 | sset_clear(names); | |
272 | HMAP_FOR_EACH (ofproto, all_ofproto_dpifs_node, &all_ofproto_dpifs) { | |
273 | if (strcmp(type, ofproto->up.type)) { | |
274 | continue; | |
275 | } | |
276 | sset_add(names, ofproto->up.name); | |
277 | } | |
278 | ||
279 | return 0; | |
abe529af BP |
280 | } |
281 | ||
282 | static int | |
283 | del(const char *type, const char *name) | |
284 | { | |
285 | struct dpif *dpif; | |
286 | int error; | |
287 | ||
288 | error = dpif_open(name, type, &dpif); | |
289 | if (!error) { | |
290 | error = dpif_delete(dpif); | |
291 | dpif_close(dpif); | |
292 | } | |
293 | return error; | |
294 | } | |
295 | \f | |
0aeaabc8 JP |
296 | static const char * |
297 | port_open_type(const char *datapath_type, const char *port_type) | |
298 | { | |
299 | return dpif_port_open_type(datapath_type, port_type); | |
300 | } | |
301 | ||
acf60855 JP |
302 | /* Type functions. */ |
303 | ||
36beb9be BP |
304 | static void process_dpif_port_changes(struct dpif_backer *); |
305 | static void process_dpif_all_ports_changed(struct dpif_backer *); | |
306 | static void process_dpif_port_change(struct dpif_backer *, | |
307 | const char *devname); | |
308 | static void process_dpif_port_error(struct dpif_backer *, int error); | |
309 | ||
476cb42a BP |
310 | static struct ofproto_dpif * |
311 | lookup_ofproto_dpif_by_port_name(const char *name) | |
312 | { | |
313 | struct ofproto_dpif *ofproto; | |
314 | ||
315 | HMAP_FOR_EACH (ofproto, all_ofproto_dpifs_node, &all_ofproto_dpifs) { | |
316 | if (sset_contains(&ofproto->ports, name)) { | |
317 | return ofproto; | |
318 | } | |
319 | } | |
320 | ||
321 | return NULL; | |
322 | } | |
323 | ||
acf60855 JP |
324 | static int |
325 | type_run(const char *type) | |
326 | { | |
327 | struct dpif_backer *backer; | |
acf60855 JP |
328 | |
329 | backer = shash_find_data(&all_dpif_backers, type); | |
330 | if (!backer) { | |
331 | /* This is not necessarily a problem, since backers are only | |
332 | * created on demand. */ | |
333 | return 0; | |
334 | } | |
335 | ||
a36de779 PS |
336 | if (dpif_run(backer->dpif)) { |
337 | backer->need_revalidate = REV_RECONFIGURE; | |
338 | } | |
339 | ||
27f57736 | 340 | udpif_run(backer->udpif); |
acf60855 | 341 | |
40358701 GS |
342 | /* If vswitchd started with other_config:flow_restore_wait set as "true", |
343 | * and the configuration has now changed to "false", enable receiving | |
344 | * packets from the datapath. */ | |
345 | if (!backer->recv_set_enable && !ofproto_get_flow_restore_wait()) { | |
36beb9be BP |
346 | int error; |
347 | ||
40358701 GS |
348 | backer->recv_set_enable = true; |
349 | ||
350 | error = dpif_recv_set(backer->dpif, backer->recv_set_enable); | |
351 | if (error) { | |
352 | VLOG_ERR("Failed to enable receiving packets in dpif."); | |
353 | return error; | |
354 | } | |
355 | dpif_flow_flush(backer->dpif); | |
356 | backer->need_revalidate = REV_RECONFIGURE; | |
357 | } | |
358 | ||
6567010f | 359 | if (backer->recv_set_enable) { |
e79a6c83 | 360 | udpif_set_threads(backer->udpif, n_handlers, n_revalidators); |
448a4b2f AW |
361 | } |
362 | ||
a1616063 | 363 | if (backer->need_revalidate) { |
2cc3c58e | 364 | struct ofproto_dpif *ofproto; |
a614d823 KM |
365 | struct simap_node *node; |
366 | struct simap tmp_backers; | |
367 | ||
368 | /* Handle tunnel garbage collection. */ | |
369 | simap_init(&tmp_backers); | |
370 | simap_swap(&backer->tnl_backers, &tmp_backers); | |
371 | ||
372 | HMAP_FOR_EACH (ofproto, all_ofproto_dpifs_node, &all_ofproto_dpifs) { | |
373 | struct ofport_dpif *iter; | |
374 | ||
375 | if (backer != ofproto->backer) { | |
376 | continue; | |
377 | } | |
378 | ||
379 | HMAP_FOR_EACH (iter, up.hmap_node, &ofproto->up.ports) { | |
3aa30359 | 380 | char namebuf[NETDEV_VPORT_NAME_BUFSIZE]; |
a614d823 KM |
381 | const char *dp_port; |
382 | ||
42943cde | 383 | if (!iter->is_tunnel) { |
a614d823 KM |
384 | continue; |
385 | } | |
386 | ||
3aa30359 BP |
387 | dp_port = netdev_vport_get_dpif_port(iter->up.netdev, |
388 | namebuf, sizeof namebuf); | |
a614d823 KM |
389 | node = simap_find(&tmp_backers, dp_port); |
390 | if (node) { | |
391 | simap_put(&backer->tnl_backers, dp_port, node->data); | |
392 | simap_delete(&tmp_backers, node); | |
393 | node = simap_find(&backer->tnl_backers, dp_port); | |
394 | } else { | |
395 | node = simap_find(&backer->tnl_backers, dp_port); | |
396 | if (!node) { | |
4e022ec0 | 397 | odp_port_t odp_port = ODPP_NONE; |
a614d823 KM |
398 | |
399 | if (!dpif_port_add(backer->dpif, iter->up.netdev, | |
400 | &odp_port)) { | |
4e022ec0 AW |
401 | simap_put(&backer->tnl_backers, dp_port, |
402 | odp_to_u32(odp_port)); | |
a614d823 KM |
403 | node = simap_find(&backer->tnl_backers, dp_port); |
404 | } | |
405 | } | |
406 | } | |
407 | ||
4e022ec0 | 408 | iter->odp_port = node ? u32_to_odp(node->data) : ODPP_NONE; |
42943cde | 409 | if (tnl_port_reconfigure(iter, iter->up.netdev, |
a36de779 PS |
410 | iter->odp_port, |
411 | ovs_native_tunneling_is_on(ofproto), dp_port)) { | |
a614d823 KM |
412 | backer->need_revalidate = REV_RECONFIGURE; |
413 | } | |
414 | } | |
415 | } | |
416 | ||
417 | SIMAP_FOR_EACH (node, &tmp_backers) { | |
4e022ec0 | 418 | dpif_port_del(backer->dpif, u32_to_odp(node->data)); |
a614d823 KM |
419 | } |
420 | simap_destroy(&tmp_backers); | |
2cc3c58e EJ |
421 | |
422 | switch (backer->need_revalidate) { | |
1373ee25 FL |
423 | case REV_RECONFIGURE: COVERAGE_INC(rev_reconfigure); break; |
424 | case REV_STP: COVERAGE_INC(rev_stp); break; | |
9efd308e | 425 | case REV_RSTP: COVERAGE_INC(rev_rstp); break; |
1373ee25 FL |
426 | case REV_BOND: COVERAGE_INC(rev_bond); break; |
427 | case REV_PORT_TOGGLED: COVERAGE_INC(rev_port_toggled); break; | |
428 | case REV_FLOW_TABLE: COVERAGE_INC(rev_flow_table); break; | |
429 | case REV_MAC_LEARNING: COVERAGE_INC(rev_mac_learning); break; | |
6d95c4e8 | 430 | case REV_MCAST_SNOOPING: COVERAGE_INC(rev_mcast_snooping); break; |
2cc3c58e | 431 | } |
f728af2e BP |
432 | backer->need_revalidate = 0; |
433 | ||
fa7c3899 | 434 | xlate_txn_start(); |
2cc3c58e | 435 | HMAP_FOR_EACH (ofproto, all_ofproto_dpifs_node, &all_ofproto_dpifs) { |
a1616063 | 436 | struct ofport_dpif *ofport; |
a1616063 | 437 | struct ofbundle *bundle; |
2cc3c58e EJ |
438 | |
439 | if (ofproto->backer != backer) { | |
440 | continue; | |
441 | } | |
442 | ||
89a8a7f0 | 443 | xlate_ofproto_set(ofproto, ofproto->up.name, |
34dd0d78 | 444 | ofproto->backer->dpif, ofproto->ml, |
9efd308e DV |
445 | ofproto->stp, ofproto->rstp, ofproto->ms, |
446 | ofproto->mbridge, ofproto->sflow, ofproto->ipfix, | |
2f47cdf4 | 447 | ofproto->netflow, |
a1616063 | 448 | ofproto->up.forward_bpdu, |
4b97b70d | 449 | connmgr_has_in_band(ofproto->up.connmgr), |
b440dd8c | 450 | &ofproto->backer->support); |
46c88433 | 451 | |
a1616063 EJ |
452 | HMAP_FOR_EACH (bundle, hmap_node, &ofproto->bundles) { |
453 | xlate_bundle_set(ofproto, bundle, bundle->name, | |
fed8962a EG |
454 | bundle->vlan_mode, bundle->qinq_ethtype, |
455 | bundle->vlan, bundle->trunks, bundle->cvlans, | |
f0fb825a | 456 | bundle->use_priority_tags, |
a1616063 | 457 | bundle->bond, bundle->lacp, |
c005f976 | 458 | bundle->floodable, bundle->protected); |
a1616063 EJ |
459 | } |
460 | ||
461 | HMAP_FOR_EACH (ofport, up.hmap_node, &ofproto->up.ports) { | |
9d189a50 EJ |
462 | int stp_port = ofport->stp_port |
463 | ? stp_port_no(ofport->stp_port) | |
92cf817b | 464 | : -1; |
a1616063 EJ |
465 | xlate_ofport_set(ofproto, ofport->bundle, ofport, |
466 | ofport->up.ofp_port, ofport->odp_port, | |
0477baa9 DF |
467 | ofport->up.netdev, ofport->cfm, ofport->bfd, |
468 | ofport->lldp, ofport->peer, stp_port, | |
f025bcb7 JR |
469 | ofport->rstp_port, ofport->qdscp, |
470 | ofport->n_qdscp, ofport->up.pp.config, | |
471 | ofport->up.pp.state, ofport->is_tunnel, | |
472 | ofport->may_enable); | |
46c88433 | 473 | } |
2cc3c58e | 474 | } |
fa7c3899 | 475 | xlate_txn_commit(); |
e1ec7dd4 EJ |
476 | |
477 | udpif_revalidate(backer->udpif); | |
2cc3c58e EJ |
478 | } |
479 | ||
36beb9be | 480 | process_dpif_port_changes(backer); |
acf60855 JP |
481 | |
482 | return 0; | |
483 | } | |
484 | ||
36beb9be BP |
485 | /* Check for and handle port changes in 'backer''s dpif. */ |
486 | static void | |
487 | process_dpif_port_changes(struct dpif_backer *backer) | |
488 | { | |
489 | for (;;) { | |
490 | char *devname; | |
491 | int error; | |
492 | ||
493 | error = dpif_port_poll(backer->dpif, &devname); | |
494 | switch (error) { | |
495 | case EAGAIN: | |
496 | return; | |
497 | ||
498 | case ENOBUFS: | |
499 | process_dpif_all_ports_changed(backer); | |
500 | break; | |
501 | ||
502 | case 0: | |
503 | process_dpif_port_change(backer, devname); | |
504 | free(devname); | |
505 | break; | |
506 | ||
507 | default: | |
508 | process_dpif_port_error(backer, error); | |
509 | break; | |
510 | } | |
511 | } | |
512 | } | |
513 | ||
514 | static void | |
515 | process_dpif_all_ports_changed(struct dpif_backer *backer) | |
516 | { | |
517 | struct ofproto_dpif *ofproto; | |
518 | struct dpif_port dpif_port; | |
519 | struct dpif_port_dump dump; | |
520 | struct sset devnames; | |
521 | const char *devname; | |
522 | ||
523 | sset_init(&devnames); | |
524 | HMAP_FOR_EACH (ofproto, all_ofproto_dpifs_node, &all_ofproto_dpifs) { | |
525 | if (ofproto->backer == backer) { | |
526 | struct ofport *ofport; | |
527 | ||
528 | HMAP_FOR_EACH (ofport, hmap_node, &ofproto->up.ports) { | |
529 | sset_add(&devnames, netdev_get_name(ofport->netdev)); | |
530 | } | |
531 | } | |
532 | } | |
533 | DPIF_PORT_FOR_EACH (&dpif_port, &dump, backer->dpif) { | |
534 | sset_add(&devnames, dpif_port.name); | |
535 | } | |
536 | ||
537 | SSET_FOR_EACH (devname, &devnames) { | |
538 | process_dpif_port_change(backer, devname); | |
539 | } | |
540 | sset_destroy(&devnames); | |
541 | } | |
542 | ||
543 | static void | |
544 | process_dpif_port_change(struct dpif_backer *backer, const char *devname) | |
545 | { | |
546 | struct ofproto_dpif *ofproto; | |
547 | struct dpif_port port; | |
548 | ||
549 | /* Don't report on the datapath's device. */ | |
550 | if (!strcmp(devname, dpif_base_name(backer->dpif))) { | |
551 | return; | |
552 | } | |
553 | ||
554 | HMAP_FOR_EACH (ofproto, all_ofproto_dpifs_node, | |
555 | &all_ofproto_dpifs) { | |
556 | if (simap_contains(&ofproto->backer->tnl_backers, devname)) { | |
557 | return; | |
558 | } | |
559 | } | |
560 | ||
561 | ofproto = lookup_ofproto_dpif_by_port_name(devname); | |
562 | if (dpif_port_query_by_name(backer->dpif, devname, &port)) { | |
563 | /* The port was removed. If we know the datapath, | |
564 | * report it through poll_set(). If we don't, it may be | |
565 | * notifying us of a removal we initiated, so ignore it. | |
566 | * If there's a pending ENOBUFS, let it stand, since | |
567 | * everything will be reevaluated. */ | |
568 | if (ofproto && ofproto->port_poll_errno != ENOBUFS) { | |
569 | sset_add(&ofproto->port_poll_set, devname); | |
570 | ofproto->port_poll_errno = 0; | |
571 | } | |
572 | } else if (!ofproto) { | |
573 | /* The port was added, but we don't know with which | |
574 | * ofproto we should associate it. Delete it. */ | |
575 | dpif_port_del(backer->dpif, port.port_no); | |
74cc3969 BP |
576 | } else { |
577 | struct ofport_dpif *ofport; | |
578 | ||
579 | ofport = ofport_dpif_cast(shash_find_data( | |
580 | &ofproto->up.port_by_name, devname)); | |
581 | if (ofport | |
582 | && ofport->odp_port != port.port_no | |
583 | && !odp_port_to_ofport(backer, port.port_no)) | |
584 | { | |
585 | /* 'ofport''s datapath port number has changed from | |
586 | * 'ofport->odp_port' to 'port.port_no'. Update our internal data | |
587 | * structures to match. */ | |
8449c4d6 | 588 | ovs_rwlock_wrlock(&backer->odp_to_ofport_lock); |
74cc3969 BP |
589 | hmap_remove(&backer->odp_to_ofport_map, &ofport->odp_port_node); |
590 | ofport->odp_port = port.port_no; | |
591 | hmap_insert(&backer->odp_to_ofport_map, &ofport->odp_port_node, | |
592 | hash_odp_port(port.port_no)); | |
8449c4d6 | 593 | ovs_rwlock_unlock(&backer->odp_to_ofport_lock); |
74cc3969 BP |
594 | backer->need_revalidate = REV_RECONFIGURE; |
595 | } | |
36beb9be BP |
596 | } |
597 | dpif_port_destroy(&port); | |
598 | } | |
599 | ||
600 | /* Propagate 'error' to all ofprotos based on 'backer'. */ | |
601 | static void | |
602 | process_dpif_port_error(struct dpif_backer *backer, int error) | |
603 | { | |
604 | struct ofproto_dpif *ofproto; | |
605 | ||
606 | HMAP_FOR_EACH (ofproto, all_ofproto_dpifs_node, &all_ofproto_dpifs) { | |
607 | if (ofproto->backer == backer) { | |
608 | sset_clear(&ofproto->port_poll_set); | |
609 | ofproto->port_poll_errno = error; | |
610 | } | |
611 | } | |
612 | } | |
613 | ||
acf60855 JP |
614 | static void |
615 | type_wait(const char *type) | |
616 | { | |
617 | struct dpif_backer *backer; | |
618 | ||
619 | backer = shash_find_data(&all_dpif_backers, type); | |
620 | if (!backer) { | |
621 | /* This is not necessarily a problem, since backers are only | |
622 | * created on demand. */ | |
623 | return; | |
624 | } | |
625 | ||
c0365fc8 | 626 | dpif_wait(backer->dpif); |
acf60855 JP |
627 | } |
628 | \f | |
abe529af BP |
629 | /* Basic life-cycle. */ |
630 | ||
c57b2226 BP |
631 | static int add_internal_flows(struct ofproto_dpif *); |
632 | ||
abe529af BP |
633 | static struct ofproto * |
634 | alloc(void) | |
635 | { | |
3da29e32 | 636 | struct ofproto_dpif *ofproto = xzalloc(sizeof *ofproto); |
abe529af BP |
637 | return &ofproto->up; |
638 | } | |
639 | ||
640 | static void | |
641 | dealloc(struct ofproto *ofproto_) | |
642 | { | |
643 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
644 | free(ofproto); | |
645 | } | |
646 | ||
acf60855 JP |
647 | static void |
648 | close_dpif_backer(struct dpif_backer *backer) | |
649 | { | |
cb22974d | 650 | ovs_assert(backer->refcount > 0); |
acf60855 JP |
651 | |
652 | if (--backer->refcount) { | |
653 | return; | |
654 | } | |
655 | ||
b395cf1f BP |
656 | udpif_destroy(backer->udpif); |
657 | ||
7d82ab2e | 658 | simap_destroy(&backer->tnl_backers); |
8449c4d6 | 659 | ovs_rwlock_destroy(&backer->odp_to_ofport_lock); |
acf60855 | 660 | hmap_destroy(&backer->odp_to_ofport_map); |
4f7cc3c7 | 661 | shash_find_and_delete(&all_dpif_backers, backer->type); |
acf60855 | 662 | free(backer->type); |
b5cbbcf6 | 663 | free(backer->dp_version_string); |
acf60855 | 664 | dpif_close(backer->dpif); |
acf60855 JP |
665 | free(backer); |
666 | } | |
667 | ||
668 | /* Datapath port slated for removal from datapath. */ | |
669 | struct odp_garbage { | |
ca6ba700 | 670 | struct ovs_list list_node; |
4e022ec0 | 671 | odp_port_t odp_port; |
acf60855 JP |
672 | }; |
673 | ||
4b97b70d | 674 | static bool check_variable_length_userdata(struct dpif_backer *backer); |
b440dd8c | 675 | static void check_support(struct dpif_backer *backer); |
4b97b70d | 676 | |
acf60855 JP |
677 | static int |
678 | open_dpif_backer(const char *type, struct dpif_backer **backerp) | |
679 | { | |
680 | struct dpif_backer *backer; | |
681 | struct dpif_port_dump port_dump; | |
682 | struct dpif_port port; | |
683 | struct shash_node *node; | |
ca6ba700 | 684 | struct ovs_list garbage_list; |
5f03c983 | 685 | struct odp_garbage *garbage; |
f5374617 | 686 | |
acf60855 JP |
687 | struct sset names; |
688 | char *backer_name; | |
689 | const char *name; | |
690 | int error; | |
691 | ||
692 | backer = shash_find_data(&all_dpif_backers, type); | |
693 | if (backer) { | |
694 | backer->refcount++; | |
695 | *backerp = backer; | |
696 | return 0; | |
697 | } | |
698 | ||
699 | backer_name = xasprintf("ovs-%s", type); | |
700 | ||
701 | /* Remove any existing datapaths, since we assume we're the only | |
702 | * userspace controlling the datapath. */ | |
703 | sset_init(&names); | |
704 | dp_enumerate_names(type, &names); | |
705 | SSET_FOR_EACH(name, &names) { | |
706 | struct dpif *old_dpif; | |
707 | ||
708 | /* Don't remove our backer if it exists. */ | |
709 | if (!strcmp(name, backer_name)) { | |
710 | continue; | |
711 | } | |
712 | ||
713 | if (dpif_open(name, type, &old_dpif)) { | |
714 | VLOG_WARN("couldn't open old datapath %s to remove it", name); | |
715 | } else { | |
716 | dpif_delete(old_dpif); | |
717 | dpif_close(old_dpif); | |
718 | } | |
719 | } | |
720 | sset_destroy(&names); | |
721 | ||
722 | backer = xmalloc(sizeof *backer); | |
723 | ||
724 | error = dpif_create_and_open(backer_name, type, &backer->dpif); | |
725 | free(backer_name); | |
726 | if (error) { | |
727 | VLOG_ERR("failed to open datapath of type %s: %s", type, | |
10a89ef0 | 728 | ovs_strerror(error)); |
4c1b1289 | 729 | free(backer); |
acf60855 JP |
730 | return error; |
731 | } | |
e1ec7dd4 | 732 | backer->udpif = udpif_create(backer, backer->dpif); |
acf60855 JP |
733 | |
734 | backer->type = xstrdup(type); | |
735 | backer->refcount = 1; | |
736 | hmap_init(&backer->odp_to_ofport_map); | |
8449c4d6 | 737 | ovs_rwlock_init(&backer->odp_to_ofport_lock); |
2cc3c58e | 738 | backer->need_revalidate = 0; |
7d82ab2e | 739 | simap_init(&backer->tnl_backers); |
40358701 | 740 | backer->recv_set_enable = !ofproto_get_flow_restore_wait(); |
acf60855 JP |
741 | *backerp = backer; |
742 | ||
40358701 GS |
743 | if (backer->recv_set_enable) { |
744 | dpif_flow_flush(backer->dpif); | |
745 | } | |
acf60855 JP |
746 | |
747 | /* Loop through the ports already on the datapath and remove any | |
748 | * that we don't need anymore. */ | |
417e7e66 | 749 | ovs_list_init(&garbage_list); |
acf60855 JP |
750 | dpif_port_dump_start(&port_dump, backer->dpif); |
751 | while (dpif_port_dump_next(&port_dump, &port)) { | |
752 | node = shash_find(&init_ofp_ports, port.name); | |
753 | if (!node && strcmp(port.name, dpif_base_name(backer->dpif))) { | |
754 | garbage = xmalloc(sizeof *garbage); | |
755 | garbage->odp_port = port.port_no; | |
417e7e66 | 756 | ovs_list_push_front(&garbage_list, &garbage->list_node); |
acf60855 JP |
757 | } |
758 | } | |
759 | dpif_port_dump_done(&port_dump); | |
760 | ||
5f03c983 | 761 | LIST_FOR_EACH_POP (garbage, list_node, &garbage_list) { |
acf60855 | 762 | dpif_port_del(backer->dpif, garbage->odp_port); |
acf60855 JP |
763 | free(garbage); |
764 | } | |
765 | ||
766 | shash_add(&all_dpif_backers, type, backer); | |
767 | ||
b440dd8c | 768 | check_support(backer); |
a36de779 PS |
769 | atomic_count_init(&backer->tnl_count, 0); |
770 | ||
40358701 | 771 | error = dpif_recv_set(backer->dpif, backer->recv_set_enable); |
acf60855 JP |
772 | if (error) { |
773 | VLOG_ERR("failed to listen on datapath of type %s: %s", | |
10a89ef0 | 774 | type, ovs_strerror(error)); |
acf60855 JP |
775 | close_dpif_backer(backer); |
776 | return error; | |
777 | } | |
6567010f EJ |
778 | |
779 | if (backer->recv_set_enable) { | |
e79a6c83 | 780 | udpif_set_threads(backer->udpif, n_handlers, n_revalidators); |
6567010f | 781 | } |
acf60855 | 782 | |
48931b58 JR |
783 | /* This check fails if performed before udpif threads have been set, |
784 | * as the kernel module checks that the 'pid' in userspace action | |
785 | * is non-zero. */ | |
b440dd8c JS |
786 | backer->support.variable_length_userdata |
787 | = check_variable_length_userdata(backer); | |
b5cbbcf6 | 788 | backer->dp_version_string = dpif_get_dp_version(backer->dpif); |
48931b58 | 789 | |
acf60855 JP |
790 | return error; |
791 | } | |
792 | ||
a36de779 PS |
793 | bool |
794 | ovs_native_tunneling_is_on(struct ofproto_dpif *ofproto) | |
795 | { | |
b440dd8c | 796 | return ofproto_use_tnl_push_pop && ofproto->backer->support.tnl_push_pop && |
a36de779 PS |
797 | atomic_count_get(&ofproto->backer->tnl_count); |
798 | } | |
799 | ||
9b2cb971 SH |
800 | /* Tests whether 'backer''s datapath supports recirculation. Only newer |
801 | * datapaths support OVS_KEY_ATTR_RECIRC_ID in keys. We need to disable some | |
802 | * features on older datapaths that don't support this feature. | |
adcf00ba AZ |
803 | * |
804 | * Returns false if 'backer' definitely does not support recirculation, true if | |
805 | * it seems to support recirculation or if at least the error we get is | |
806 | * ambiguous. */ | |
807 | static bool | |
808 | check_recirc(struct dpif_backer *backer) | |
809 | { | |
810 | struct flow flow; | |
811 | struct odputil_keybuf keybuf; | |
812 | struct ofpbuf key; | |
2c85851f | 813 | bool enable_recirc; |
5262eea1 JG |
814 | struct odp_flow_key_parms odp_parms = { |
815 | .flow = &flow, | |
2494ccd7 JS |
816 | .support = { |
817 | .recirc = true, | |
818 | }, | |
5262eea1 | 819 | }; |
adcf00ba AZ |
820 | |
821 | memset(&flow, 0, sizeof flow); | |
822 | flow.recirc_id = 1; | |
823 | flow.dp_hash = 1; | |
824 | ||
825 | ofpbuf_use_stack(&key, &keybuf, sizeof keybuf); | |
5262eea1 | 826 | odp_flow_key_from_flow(&odp_parms, &key); |
2c85851f | 827 | enable_recirc = dpif_probe_feature(backer->dpif, "recirculation", &key, |
bb71c96e | 828 | NULL, NULL); |
adcf00ba | 829 | |
adcf00ba AZ |
830 | if (enable_recirc) { |
831 | VLOG_INFO("%s: Datapath supports recirculation", | |
832 | dpif_name(backer->dpif)); | |
833 | } else { | |
834 | VLOG_INFO("%s: Datapath does not support recirculation", | |
835 | dpif_name(backer->dpif)); | |
836 | } | |
837 | ||
838 | return enable_recirc; | |
839 | } | |
840 | ||
7915c9d6 | 841 | /* Tests whether 'dpif' supports unique flow ids. We can skip serializing |
8e1ffd75 JS |
842 | * some flow attributes for datapaths that support this feature. |
843 | * | |
844 | * Returns true if 'dpif' supports UFID for flow operations. | |
845 | * Returns false if 'dpif' does not support UFID. */ | |
846 | static bool | |
847 | check_ufid(struct dpif_backer *backer) | |
848 | { | |
849 | struct flow flow; | |
850 | struct odputil_keybuf keybuf; | |
851 | struct ofpbuf key; | |
852 | ovs_u128 ufid; | |
853 | bool enable_ufid; | |
5262eea1 JG |
854 | struct odp_flow_key_parms odp_parms = { |
855 | .flow = &flow, | |
856 | }; | |
8e1ffd75 JS |
857 | |
858 | memset(&flow, 0, sizeof flow); | |
859 | flow.dl_type = htons(0x1234); | |
860 | ||
861 | ofpbuf_use_stack(&key, &keybuf, sizeof keybuf); | |
5262eea1 | 862 | odp_flow_key_from_flow(&odp_parms, &key); |
6fd6ed71 | 863 | dpif_flow_hash(backer->dpif, key.data, key.size, &ufid); |
8e1ffd75 | 864 | |
bb71c96e | 865 | enable_ufid = dpif_probe_feature(backer->dpif, "UFID", &key, NULL, &ufid); |
8e1ffd75 JS |
866 | |
867 | if (enable_ufid) { | |
7915c9d6 | 868 | VLOG_INFO("%s: Datapath supports unique flow ids", |
8e1ffd75 JS |
869 | dpif_name(backer->dpif)); |
870 | } else { | |
7915c9d6 | 871 | VLOG_INFO("%s: Datapath does not support unique flow ids", |
8e1ffd75 JS |
872 | dpif_name(backer->dpif)); |
873 | } | |
874 | return enable_ufid; | |
875 | } | |
876 | ||
4b97b70d BP |
877 | /* Tests whether 'backer''s datapath supports variable-length |
878 | * OVS_USERSPACE_ATTR_USERDATA in OVS_ACTION_ATTR_USERSPACE actions. We need | |
879 | * to disable some features on older datapaths that don't support this | |
880 | * feature. | |
881 | * | |
882 | * Returns false if 'backer' definitely does not support variable-length | |
883 | * userdata, true if it seems to support them or if at least the error we get | |
884 | * is ambiguous. */ | |
885 | static bool | |
886 | check_variable_length_userdata(struct dpif_backer *backer) | |
887 | { | |
888 | struct eth_header *eth; | |
889 | struct ofpbuf actions; | |
758c456d | 890 | struct dpif_execute execute; |
cf62fa4c | 891 | struct dp_packet packet; |
1cceb31b | 892 | struct flow flow; |
4b97b70d BP |
893 | size_t start; |
894 | int error; | |
895 | ||
896 | /* Compose a userspace action that will cause an ERANGE error on older | |
897 | * datapaths that don't support variable-length userdata. | |
898 | * | |
899 | * We really test for using userdata longer than 8 bytes, but older | |
900 | * datapaths accepted these, silently truncating the userdata to 8 bytes. | |
901 | * The same older datapaths rejected userdata shorter than 8 bytes, so we | |
902 | * test for that instead as a proxy for longer userdata support. */ | |
903 | ofpbuf_init(&actions, 64); | |
904 | start = nl_msg_start_nested(&actions, OVS_ACTION_ATTR_USERSPACE); | |
905 | nl_msg_put_u32(&actions, OVS_USERSPACE_ATTR_PID, | |
1954e6bb | 906 | dpif_port_get_pid(backer->dpif, ODPP_NONE, 0)); |
4b97b70d BP |
907 | nl_msg_put_unspec_zero(&actions, OVS_USERSPACE_ATTR_USERDATA, 4); |
908 | nl_msg_end_nested(&actions, start); | |
909 | ||
758c456d | 910 | /* Compose a dummy ethernet packet. */ |
cf62fa4c PS |
911 | dp_packet_init(&packet, ETH_HEADER_LEN); |
912 | eth = dp_packet_put_zeros(&packet, ETH_HEADER_LEN); | |
4b97b70d BP |
913 | eth->eth_type = htons(0x1234); |
914 | ||
1cceb31b DDP |
915 | flow_extract(&packet, &flow); |
916 | ||
758c456d | 917 | /* Execute the actions. On older datapaths this fails with ERANGE, on |
4b97b70d | 918 | * newer datapaths it succeeds. */ |
6fd6ed71 PS |
919 | execute.actions = actions.data; |
920 | execute.actions_len = actions.size; | |
758c456d | 921 | execute.packet = &packet; |
1cceb31b | 922 | execute.flow = &flow; |
758c456d | 923 | execute.needs_help = false; |
43f9ac0a | 924 | execute.probe = true; |
27130224 | 925 | execute.mtu = 0; |
758c456d JR |
926 | |
927 | error = dpif_execute(backer->dpif, &execute); | |
4b97b70d | 928 | |
cf62fa4c | 929 | dp_packet_uninit(&packet); |
4b97b70d BP |
930 | ofpbuf_uninit(&actions); |
931 | ||
932 | switch (error) { | |
933 | case 0: | |
4b97b70d BP |
934 | return true; |
935 | ||
936 | case ERANGE: | |
937 | /* Variable-length userdata is not supported. */ | |
938 | VLOG_WARN("%s: datapath does not support variable-length userdata " | |
939 | "feature (needs Linux 3.10+ or kernel module from OVS " | |
940 | "1..11+). The NXAST_SAMPLE action will be ignored.", | |
941 | dpif_name(backer->dpif)); | |
942 | return false; | |
943 | ||
944 | default: | |
945 | /* Something odd happened. We're not sure whether variable-length | |
946 | * userdata is supported. Default to "yes". */ | |
947 | VLOG_WARN("%s: variable-length userdata feature probe failed (%s)", | |
948 | dpif_name(backer->dpif), ovs_strerror(error)); | |
949 | return true; | |
950 | } | |
951 | } | |
952 | ||
f0fb825a EG |
953 | /* Tests number of 802.1q VLAN headers supported by 'backer''s datapath. |
954 | * | |
955 | * Returns the number of elements in a struct flow's vlan | |
956 | * if the datapath supports at least that many VLAN headers. */ | |
957 | static size_t | |
958 | check_max_vlan_headers(struct dpif_backer *backer) | |
959 | { | |
960 | struct flow flow; | |
961 | struct odp_flow_key_parms odp_parms = { | |
962 | .flow = &flow, | |
963 | .probe = true, | |
964 | }; | |
965 | int n; | |
966 | ||
967 | memset(&flow, 0, sizeof flow); | |
968 | flow.dl_type = htons(ETH_TYPE_IP); | |
969 | for (n = 0; n < FLOW_MAX_VLAN_HEADERS; n++) { | |
970 | struct odputil_keybuf keybuf; | |
971 | struct ofpbuf key; | |
972 | ||
973 | flow_push_vlan_uninit(&flow, NULL); | |
974 | flow.vlans[0].tpid = htons(ETH_TYPE_VLAN); | |
975 | flow.vlans[0].tci = htons(1) | htons(VLAN_CFI); | |
976 | ||
977 | ofpbuf_use_stack(&key, &keybuf, sizeof keybuf); | |
978 | odp_flow_key_from_flow(&odp_parms, &key); | |
979 | if (!dpif_probe_feature(backer->dpif, "VLAN", &key, NULL, NULL)) { | |
980 | break; | |
981 | } | |
982 | } | |
983 | ||
984 | VLOG_INFO("%s: VLAN header stack length probed as %d", | |
985 | dpif_name(backer->dpif), n); | |
986 | return n; | |
987 | } | |
8bfd0fda BP |
988 | /* Tests the MPLS label stack depth supported by 'backer''s datapath. |
989 | * | |
990 | * Returns the number of elements in a struct flow's mpls_lse field | |
991 | * if the datapath supports at least that many entries in an | |
992 | * MPLS label stack. | |
993 | * Otherwise returns the number of MPLS push actions supported by | |
994 | * the datapath. */ | |
995 | static size_t | |
996 | check_max_mpls_depth(struct dpif_backer *backer) | |
997 | { | |
998 | struct flow flow; | |
999 | int n; | |
1000 | ||
1001 | for (n = 0; n < FLOW_MAX_MPLS_LABELS; n++) { | |
1002 | struct odputil_keybuf keybuf; | |
1003 | struct ofpbuf key; | |
5262eea1 JG |
1004 | struct odp_flow_key_parms odp_parms = { |
1005 | .flow = &flow, | |
1006 | }; | |
8bfd0fda BP |
1007 | |
1008 | memset(&flow, 0, sizeof flow); | |
1009 | flow.dl_type = htons(ETH_TYPE_MPLS); | |
1010 | flow_set_mpls_bos(&flow, n, 1); | |
1011 | ||
1012 | ofpbuf_use_stack(&key, &keybuf, sizeof keybuf); | |
5262eea1 | 1013 | odp_flow_key_from_flow(&odp_parms, &key); |
bb71c96e | 1014 | if (!dpif_probe_feature(backer->dpif, "MPLS", &key, NULL, NULL)) { |
8bfd0fda BP |
1015 | break; |
1016 | } | |
8bfd0fda BP |
1017 | } |
1018 | ||
1019 | VLOG_INFO("%s: MPLS label stack length probed as %d", | |
1020 | dpif_name(backer->dpif), n); | |
1021 | return n; | |
1022 | } | |
1023 | ||
b52ac659 AZ |
1024 | static void |
1025 | add_sample_actions(struct ofpbuf *actions, int nesting) | |
1026 | { | |
1027 | if (nesting == 0) { | |
1028 | nl_msg_put_odp_port(actions, OVS_ACTION_ATTR_OUTPUT, u32_to_odp(1)); | |
1029 | return; | |
1030 | } | |
1031 | ||
1032 | size_t start, actions_start; | |
1033 | ||
1034 | start = nl_msg_start_nested(actions, OVS_ACTION_ATTR_SAMPLE); | |
1035 | actions_start = nl_msg_start_nested(actions, OVS_SAMPLE_ATTR_ACTIONS); | |
1036 | add_sample_actions(actions, nesting - 1); | |
1037 | nl_msg_end_nested(actions, actions_start); | |
1038 | nl_msg_put_u32(actions, OVS_SAMPLE_ATTR_PROBABILITY, UINT32_MAX); | |
1039 | nl_msg_end_nested(actions, start); | |
1040 | } | |
1041 | ||
1042 | /* Tests the nested sample actions levels supported by 'backer''s datapath. | |
1043 | * | |
1044 | * Returns the number of nested sample actions accepted by the datapath. */ | |
1045 | static size_t | |
1046 | check_max_sample_nesting(struct dpif_backer *backer) | |
1047 | { | |
1048 | struct odputil_keybuf keybuf; | |
1049 | struct ofpbuf key; | |
1050 | struct flow flow; | |
1051 | int n; | |
1052 | ||
1053 | struct odp_flow_key_parms odp_parms = { | |
1054 | .flow = &flow, | |
1055 | }; | |
1056 | ||
1057 | memset(&flow, 0, sizeof flow); | |
1058 | ofpbuf_use_stack(&key, &keybuf, sizeof keybuf); | |
1059 | odp_flow_key_from_flow(&odp_parms, &key); | |
1060 | ||
1061 | /* OVS datapath has always supported at least 3 nested levels. */ | |
1062 | for (n = 3; n < FLOW_MAX_SAMPLE_NESTING; n++) { | |
1063 | struct ofpbuf actions; | |
1064 | bool ok; | |
1065 | ||
1066 | ofpbuf_init(&actions, 300); | |
1067 | add_sample_actions(&actions, n); | |
1068 | ok = dpif_probe_feature(backer->dpif, "Sample action nesting", &key, | |
1069 | &actions, NULL); | |
1070 | ofpbuf_uninit(&actions); | |
1071 | if (!ok) { | |
1072 | break; | |
1073 | } | |
1074 | } | |
1075 | ||
1076 | VLOG_INFO("%s: Max sample nesting level probed as %d", | |
1077 | dpif_name(backer->dpif), n); | |
1078 | return n; | |
1079 | } | |
1080 | ||
53477c2c JR |
1081 | /* Tests whether 'backer''s datapath supports masked data in |
1082 | * OVS_ACTION_ATTR_SET actions. We need to disable some features on older | |
1083 | * datapaths that don't support this feature. */ | |
1084 | static bool | |
1085 | check_masked_set_action(struct dpif_backer *backer) | |
1086 | { | |
1087 | struct eth_header *eth; | |
1088 | struct ofpbuf actions; | |
1089 | struct dpif_execute execute; | |
cf62fa4c | 1090 | struct dp_packet packet; |
1cceb31b | 1091 | struct flow flow; |
53477c2c JR |
1092 | int error; |
1093 | struct ovs_key_ethernet key, mask; | |
1094 | ||
1095 | /* Compose a set action that will cause an EINVAL error on older | |
1096 | * datapaths that don't support masked set actions. | |
1097 | * Avoid using a full mask, as it could be translated to a non-masked | |
1098 | * set action instead. */ | |
1099 | ofpbuf_init(&actions, 64); | |
1100 | memset(&key, 0x53, sizeof key); | |
1101 | memset(&mask, 0x7f, sizeof mask); | |
1102 | commit_masked_set_action(&actions, OVS_KEY_ATTR_ETHERNET, &key, &mask, | |
1103 | sizeof key); | |
1104 | ||
1105 | /* Compose a dummy ethernet packet. */ | |
cf62fa4c PS |
1106 | dp_packet_init(&packet, ETH_HEADER_LEN); |
1107 | eth = dp_packet_put_zeros(&packet, ETH_HEADER_LEN); | |
53477c2c JR |
1108 | eth->eth_type = htons(0x1234); |
1109 | ||
1cceb31b DDP |
1110 | flow_extract(&packet, &flow); |
1111 | ||
53477c2c JR |
1112 | /* Execute the actions. On older datapaths this fails with EINVAL, on |
1113 | * newer datapaths it succeeds. */ | |
6fd6ed71 PS |
1114 | execute.actions = actions.data; |
1115 | execute.actions_len = actions.size; | |
53477c2c | 1116 | execute.packet = &packet; |
1cceb31b | 1117 | execute.flow = &flow; |
53477c2c | 1118 | execute.needs_help = false; |
43f9ac0a | 1119 | execute.probe = true; |
27130224 | 1120 | execute.mtu = 0; |
53477c2c JR |
1121 | |
1122 | error = dpif_execute(backer->dpif, &execute); | |
1123 | ||
cf62fa4c | 1124 | dp_packet_uninit(&packet); |
53477c2c JR |
1125 | ofpbuf_uninit(&actions); |
1126 | ||
1127 | if (error) { | |
1128 | /* Masked set action is not supported. */ | |
1129 | VLOG_INFO("%s: datapath does not support masked set action feature.", | |
1130 | dpif_name(backer->dpif)); | |
1131 | } | |
1132 | return !error; | |
1133 | } | |
1134 | ||
aaca4fe0 WT |
1135 | /* Tests whether 'backer''s datapath supports truncation of a packet in |
1136 | * OVS_ACTION_ATTR_TRUNC. We need to disable some features on older | |
1137 | * datapaths that don't support this feature. */ | |
1138 | static bool | |
1139 | check_trunc_action(struct dpif_backer *backer) | |
1140 | { | |
1141 | struct eth_header *eth; | |
1142 | struct ofpbuf actions; | |
1143 | struct dpif_execute execute; | |
1144 | struct dp_packet packet; | |
1145 | struct ovs_action_trunc *trunc; | |
1146 | struct flow flow; | |
1147 | int error; | |
1148 | ||
1149 | /* Compose an action with output(port:1, | |
1150 | * max_len:OVS_ACTION_OUTPUT_MIN + 1). | |
1151 | * This translates to one truncate action and one output action. */ | |
1152 | ofpbuf_init(&actions, 64); | |
1153 | trunc = nl_msg_put_unspec_uninit(&actions, | |
1154 | OVS_ACTION_ATTR_TRUNC, sizeof *trunc); | |
1155 | ||
1156 | trunc->max_len = ETH_HEADER_LEN + 1; | |
1157 | nl_msg_put_odp_port(&actions, OVS_ACTION_ATTR_OUTPUT, u32_to_odp(1)); | |
1158 | ||
1159 | /* Compose a dummy Ethernet packet. */ | |
1160 | dp_packet_init(&packet, ETH_HEADER_LEN); | |
1161 | eth = dp_packet_put_zeros(&packet, ETH_HEADER_LEN); | |
1162 | eth->eth_type = htons(0x1234); | |
1163 | ||
1164 | flow_extract(&packet, &flow); | |
1165 | ||
1166 | /* Execute the actions. On older datapaths this fails with EINVAL, on | |
1167 | * newer datapaths it succeeds. */ | |
1168 | execute.actions = actions.data; | |
1169 | execute.actions_len = actions.size; | |
1170 | execute.packet = &packet; | |
1171 | execute.flow = &flow; | |
1172 | execute.needs_help = false; | |
1173 | execute.probe = true; | |
1174 | execute.mtu = 0; | |
1175 | ||
1176 | error = dpif_execute(backer->dpif, &execute); | |
1177 | ||
1178 | dp_packet_uninit(&packet); | |
1179 | ofpbuf_uninit(&actions); | |
1180 | ||
1181 | if (error) { | |
1182 | VLOG_INFO("%s: Datapath does not support truncate action", | |
1183 | dpif_name(backer->dpif)); | |
1184 | } else { | |
1185 | VLOG_INFO("%s: Datapath supports truncate action", | |
1186 | dpif_name(backer->dpif)); | |
1187 | } | |
1188 | ||
1189 | return !error; | |
1190 | } | |
1191 | ||
535e3acf AZ |
1192 | /* Tests whether 'backer''s datapath supports the clone action |
1193 | * OVS_ACTION_ATTR_CLONE. */ | |
1194 | static bool | |
1195 | check_clone(struct dpif_backer *backer) | |
1196 | { | |
1197 | struct dpif_execute execute; | |
1198 | struct eth_header *eth; | |
1199 | struct flow flow; | |
1200 | struct dp_packet packet; | |
1201 | struct ofpbuf actions; | |
1202 | size_t clone_start; | |
1203 | int error; | |
1204 | ||
1205 | /* Compose clone with an empty action list. | |
1206 | * and check if datapath can decode the message. */ | |
1207 | ofpbuf_init(&actions, 64); | |
1208 | clone_start = nl_msg_start_nested(&actions, OVS_ACTION_ATTR_CLONE); | |
1209 | nl_msg_end_nested(&actions, clone_start); | |
1210 | ||
1211 | /* Compose a dummy Ethernet packet. */ | |
1212 | dp_packet_init(&packet, ETH_HEADER_LEN); | |
1213 | eth = dp_packet_put_zeros(&packet, ETH_HEADER_LEN); | |
1214 | eth->eth_type = htons(0x1234); | |
1215 | ||
1216 | flow_extract(&packet, &flow); | |
1217 | ||
1218 | /* Execute the actions. On older datapaths this fails with EINVAL, on | |
1219 | * newer datapaths it succeeds. */ | |
1220 | execute.actions = actions.data; | |
1221 | execute.actions_len = actions.size; | |
1222 | execute.packet = &packet; | |
1223 | execute.flow = &flow; | |
1224 | execute.needs_help = false; | |
1225 | execute.probe = true; | |
1226 | execute.mtu = 0; | |
1227 | ||
1228 | error = dpif_execute(backer->dpif, &execute); | |
1229 | ||
1230 | dp_packet_uninit(&packet); | |
1231 | ofpbuf_uninit(&actions); | |
1232 | ||
1233 | if (error) { | |
1234 | VLOG_INFO("%s: Datapath does not support clone action", | |
1235 | dpif_name(backer->dpif)); | |
1236 | } else { | |
1237 | VLOG_INFO("%s: Datapath supports clone action", | |
1238 | dpif_name(backer->dpif)); | |
1239 | } | |
1240 | ||
1241 | return !error; | |
1242 | } | |
1243 | ||
7b27258c | 1244 | #define CHECK_FEATURE__(NAME, SUPPORT, FIELD, VALUE) \ |
07659514 JS |
1245 | static bool \ |
1246 | check_##NAME(struct dpif_backer *backer) \ | |
1247 | { \ | |
1248 | struct flow flow; \ | |
1249 | struct odputil_keybuf keybuf; \ | |
1250 | struct ofpbuf key; \ | |
1251 | bool enable; \ | |
1252 | struct odp_flow_key_parms odp_parms = { \ | |
1253 | .flow = &flow, \ | |
1254 | .support = { \ | |
7b27258c | 1255 | .SUPPORT = true, \ |
07659514 JS |
1256 | }, \ |
1257 | }; \ | |
1258 | \ | |
1259 | memset(&flow, 0, sizeof flow); \ | |
7b27258c | 1260 | flow.FIELD = VALUE; \ |
07659514 JS |
1261 | \ |
1262 | ofpbuf_use_stack(&key, &keybuf, sizeof keybuf); \ | |
1263 | odp_flow_key_from_flow(&odp_parms, &key); \ | |
bb71c96e | 1264 | enable = dpif_probe_feature(backer->dpif, #NAME, &key, NULL, NULL); \ |
07659514 JS |
1265 | \ |
1266 | if (enable) { \ | |
1267 | VLOG_INFO("%s: Datapath supports "#NAME, dpif_name(backer->dpif)); \ | |
1268 | } else { \ | |
1269 | VLOG_INFO("%s: Datapath does not support "#NAME, \ | |
1270 | dpif_name(backer->dpif)); \ | |
1271 | } \ | |
1272 | \ | |
1273 | return enable; \ | |
1274 | } | |
7b27258c | 1275 | #define CHECK_FEATURE(FIELD) CHECK_FEATURE__(FIELD, FIELD, FIELD, 1) |
07659514 JS |
1276 | |
1277 | CHECK_FEATURE(ct_state) | |
1278 | CHECK_FEATURE(ct_zone) | |
8e53fe8c | 1279 | CHECK_FEATURE(ct_mark) |
7b27258c DDP |
1280 | CHECK_FEATURE__(ct_label, ct_label, ct_label.u64.lo, 1) |
1281 | CHECK_FEATURE__(ct_state_nat, ct_state, ct_state, CS_TRACKED|CS_SRC_NAT) | |
daf4d3c1 | 1282 | CHECK_FEATURE__(ct_orig_tuple, ct_orig_tuple, ct_nw_proto, 1) |
07659514 JS |
1283 | |
1284 | #undef CHECK_FEATURE | |
1285 | #undef CHECK_FEATURE__ | |
1286 | ||
b440dd8c JS |
1287 | static void |
1288 | check_support(struct dpif_backer *backer) | |
1289 | { | |
1290 | /* This feature needs to be tested after udpif threads are set. */ | |
1291 | backer->support.variable_length_userdata = false; | |
1292 | ||
535e3acf | 1293 | /* Actions. */ |
2494ccd7 | 1294 | backer->support.odp.recirc = check_recirc(backer); |
f0fb825a | 1295 | backer->support.odp.max_vlan_headers = check_max_vlan_headers(backer); |
2494ccd7 | 1296 | backer->support.odp.max_mpls_depth = check_max_mpls_depth(backer); |
b440dd8c | 1297 | backer->support.masked_set_action = check_masked_set_action(backer); |
aaca4fe0 | 1298 | backer->support.trunc = check_trunc_action(backer); |
b440dd8c JS |
1299 | backer->support.ufid = check_ufid(backer); |
1300 | backer->support.tnl_push_pop = dpif_supports_tnl_push_pop(backer->dpif); | |
535e3acf | 1301 | backer->support.clone = check_clone(backer); |
b52ac659 | 1302 | backer->support.sample_nesting = check_max_sample_nesting(backer); |
07659514 | 1303 | |
535e3acf | 1304 | /* Flow fields. */ |
07659514 JS |
1305 | backer->support.odp.ct_state = check_ct_state(backer); |
1306 | backer->support.odp.ct_zone = check_ct_zone(backer); | |
8e53fe8c | 1307 | backer->support.odp.ct_mark = check_ct_mark(backer); |
9daf2348 | 1308 | backer->support.odp.ct_label = check_ct_label(backer); |
7b27258c DDP |
1309 | |
1310 | backer->support.odp.ct_state_nat = check_ct_state_nat(backer); | |
daf4d3c1 | 1311 | backer->support.odp.ct_orig_tuple = check_ct_orig_tuple(backer); |
b440dd8c JS |
1312 | } |
1313 | ||
abe529af | 1314 | static int |
0f5f95a9 | 1315 | construct(struct ofproto *ofproto_) |
abe529af BP |
1316 | { |
1317 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
acf60855 | 1318 | struct shash_node *node, *next; |
abe529af | 1319 | int error; |
abe529af | 1320 | |
4d9226a7 JR |
1321 | /* Tunnel module can get used right after the udpif threads are running. */ |
1322 | ofproto_tunnel_init(); | |
1323 | ||
acf60855 | 1324 | error = open_dpif_backer(ofproto->up.type, &ofproto->backer); |
abe529af | 1325 | if (error) { |
abe529af BP |
1326 | return error; |
1327 | } | |
1328 | ||
290835f9 | 1329 | uuid_generate(&ofproto->uuid); |
44e0c35d | 1330 | atomic_init(&ofproto->tables_version, OVS_VERSION_MIN); |
abe529af BP |
1331 | ofproto->netflow = NULL; |
1332 | ofproto->sflow = NULL; | |
29089a54 | 1333 | ofproto->ipfix = NULL; |
21f7563c | 1334 | ofproto->stp = NULL; |
9efd308e | 1335 | ofproto->rstp = NULL; |
e79a6c83 | 1336 | ofproto->dump_seq = 0; |
abe529af | 1337 | hmap_init(&ofproto->bundles); |
e764773c | 1338 | ofproto->ml = mac_learning_create(MAC_ENTRY_DEFAULT_IDLE_TIME); |
6d95c4e8 | 1339 | ofproto->ms = NULL; |
ec7ceaed | 1340 | ofproto->mbridge = mbridge_create(); |
abe529af | 1341 | ofproto->has_bonded_bundles = false; |
e2d13c43 | 1342 | ofproto->lacp_enabled = false; |
97ba2d36 | 1343 | ovs_mutex_init_adaptive(&ofproto->stats_mutex); |
abe529af | 1344 | |
a2b53dec | 1345 | guarded_list_init(&ofproto->ams); |
ada3a58d | 1346 | |
acf60855 | 1347 | sset_init(&ofproto->ports); |
0a740f48 | 1348 | sset_init(&ofproto->ghost_ports); |
acf60855 JP |
1349 | sset_init(&ofproto->port_poll_set); |
1350 | ofproto->port_poll_errno = 0; | |
f23d157c | 1351 | ofproto->change_seq = 0; |
a2b53dec BP |
1352 | ofproto->ams_seq = seq_create(); |
1353 | ofproto->ams_seqno = seq_read(ofproto->ams_seq); | |
cfc50ae5 | 1354 | |
acf60855 JP |
1355 | |
1356 | SHASH_FOR_EACH_SAFE (node, next, &init_ofp_ports) { | |
4f9e08a5 | 1357 | struct iface_hint *iface_hint = node->data; |
acf60855 JP |
1358 | |
1359 | if (!strcmp(iface_hint->br_name, ofproto->up.name)) { | |
1360 | /* Check if the datapath already has this port. */ | |
1361 | if (dpif_port_exists(ofproto->backer->dpif, node->name)) { | |
1362 | sset_add(&ofproto->ports, node->name); | |
1363 | } | |
1364 | ||
1365 | free(iface_hint->br_name); | |
1366 | free(iface_hint->br_type); | |
4f9e08a5 | 1367 | free(iface_hint); |
acf60855 JP |
1368 | shash_delete(&init_ofp_ports, node); |
1369 | } | |
1370 | } | |
e1b1d06a | 1371 | |
b44a10b7 BP |
1372 | hmap_insert(&all_ofproto_dpifs, &ofproto->all_ofproto_dpifs_node, |
1373 | hash_string(ofproto->up.name, 0)); | |
6527c598 | 1374 | memset(&ofproto->stats, 0, sizeof ofproto->stats); |
0f5f95a9 BP |
1375 | |
1376 | ofproto_init_tables(ofproto_, N_TABLES); | |
c57b2226 | 1377 | error = add_internal_flows(ofproto); |
adcf00ba | 1378 | |
c57b2226 BP |
1379 | ofproto->up.tables[TBL_INTERNAL].flags = OFTABLE_HIDDEN | OFTABLE_READONLY; |
1380 | ||
1381 | return error; | |
1382 | } | |
1383 | ||
1384 | static int | |
adcf00ba | 1385 | add_internal_miss_flow(struct ofproto_dpif *ofproto, int id, |
f25d0cf3 | 1386 | const struct ofpbuf *ofpacts, struct rule_dpif **rulep) |
c57b2226 | 1387 | { |
adcf00ba | 1388 | struct match match; |
c57b2226 | 1389 | int error; |
adcf00ba | 1390 | struct rule *rule; |
c57b2226 | 1391 | |
adcf00ba AZ |
1392 | match_init_catchall(&match); |
1393 | match_set_reg(&match, 0, id); | |
c57b2226 | 1394 | |
290ad78a SH |
1395 | error = ofproto_dpif_add_internal_flow(ofproto, &match, 0, 0, ofpacts, |
1396 | &rule); | |
adcf00ba | 1397 | *rulep = error ? NULL : rule_dpif_cast(rule); |
0f5f95a9 | 1398 | |
adcf00ba | 1399 | return error; |
abe529af BP |
1400 | } |
1401 | ||
c57b2226 BP |
1402 | static int |
1403 | add_internal_flows(struct ofproto_dpif *ofproto) | |
1404 | { | |
f25d0cf3 BP |
1405 | struct ofpact_controller *controller; |
1406 | uint64_t ofpacts_stub[128 / 8]; | |
1407 | struct ofpbuf ofpacts; | |
adcf00ba | 1408 | struct rule *unused_rulep OVS_UNUSED; |
adcf00ba | 1409 | struct match match; |
c57b2226 BP |
1410 | int error; |
1411 | int id; | |
1412 | ||
f25d0cf3 | 1413 | ofpbuf_use_stack(&ofpacts, ofpacts_stub, sizeof ofpacts_stub); |
c57b2226 BP |
1414 | id = 1; |
1415 | ||
f25d0cf3 BP |
1416 | controller = ofpact_put_CONTROLLER(&ofpacts); |
1417 | controller->max_len = UINT16_MAX; | |
1418 | controller->controller_id = 0; | |
9bfe9334 | 1419 | controller->reason = OFPR_IMPLICIT_MISS; |
ce058104 | 1420 | ofpact_finish_CONTROLLER(&ofpacts, &controller); |
f25d0cf3 | 1421 | |
adcf00ba AZ |
1422 | error = add_internal_miss_flow(ofproto, id++, &ofpacts, |
1423 | &ofproto->miss_rule); | |
c57b2226 BP |
1424 | if (error) { |
1425 | return error; | |
1426 | } | |
1427 | ||
f25d0cf3 | 1428 | ofpbuf_clear(&ofpacts); |
adcf00ba | 1429 | error = add_internal_miss_flow(ofproto, id++, &ofpacts, |
dbb7c28f | 1430 | &ofproto->no_packet_in_rule); |
7fd51d39 BP |
1431 | if (error) { |
1432 | return error; | |
1433 | } | |
1434 | ||
adcf00ba | 1435 | error = add_internal_miss_flow(ofproto, id++, &ofpacts, |
dbb7c28f | 1436 | &ofproto->drop_frags_rule); |
adcf00ba AZ |
1437 | if (error) { |
1438 | return error; | |
1439 | } | |
1440 | ||
0c7812e5 AW |
1441 | /* Drop any run away non-recirc rule lookups. Recirc_id has to be |
1442 | * zero when reaching this rule. | |
adcf00ba | 1443 | * |
0c7812e5 | 1444 | * (priority=2), recirc_id=0, actions=drop |
adcf00ba | 1445 | */ |
0c7812e5 | 1446 | ofpbuf_clear(&ofpacts); |
adcf00ba AZ |
1447 | match_init_catchall(&match); |
1448 | match_set_recirc_id(&match, 0); | |
290ad78a | 1449 | error = ofproto_dpif_add_internal_flow(ofproto, &match, 2, 0, &ofpacts, |
adcf00ba | 1450 | &unused_rulep); |
c57b2226 BP |
1451 | return error; |
1452 | } | |
1453 | ||
abe529af BP |
1454 | static void |
1455 | destruct(struct ofproto *ofproto_) | |
1456 | { | |
1457 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
a2b53dec | 1458 | struct ofproto_async_msg *am; |
78c8df12 | 1459 | struct rule_dpif *rule; |
d0918789 | 1460 | struct oftable *table; |
a2b53dec | 1461 | struct ovs_list ams; |
abe529af | 1462 | |
875b94ed | 1463 | ofproto->backer->need_revalidate = REV_RECONFIGURE; |
84f0f298 | 1464 | xlate_txn_start(); |
46c88433 | 1465 | xlate_remove_ofproto(ofproto); |
84f0f298 | 1466 | xlate_txn_commit(); |
46c88433 | 1467 | |
3f142f59 BP |
1468 | /* Ensure that the upcall processing threads have no remaining references |
1469 | * to the ofproto or anything in it. */ | |
1470 | udpif_synchronize(ofproto->backer->udpif); | |
1fe409d5 | 1471 | |
b44a10b7 | 1472 | hmap_remove(&all_ofproto_dpifs, &ofproto->all_ofproto_dpifs_node); |
7ee20df1 | 1473 | |
0697b5c3 | 1474 | OFPROTO_FOR_EACH_TABLE (table, &ofproto->up) { |
de4ad4a2 | 1475 | CLS_FOR_EACH (rule, up.cr, &table->cls) { |
8b81d1ef | 1476 | ofproto_rule_delete(&ofproto->up, &rule->up); |
0697b5c3 | 1477 | } |
7ee20df1 | 1478 | } |
daab0ae6 | 1479 | ofproto_group_delete_all(&ofproto->up); |
7ee20df1 | 1480 | |
a2b53dec BP |
1481 | guarded_list_pop_all(&ofproto->ams, &ams); |
1482 | LIST_FOR_EACH_POP (am, list_node, &ams) { | |
1483 | ofproto_async_msg_free(am); | |
ada3a58d | 1484 | } |
a2b53dec | 1485 | guarded_list_destroy(&ofproto->ams); |
ada3a58d | 1486 | |
e672ff9b | 1487 | recirc_free_ofproto(ofproto, ofproto->up.name); |
f9038ef6 | 1488 | |
ec7ceaed | 1489 | mbridge_unref(ofproto->mbridge); |
abe529af | 1490 | |
8e407f27 | 1491 | netflow_unref(ofproto->netflow); |
9723bcce | 1492 | dpif_sflow_unref(ofproto->sflow); |
8b7ea2d4 | 1493 | dpif_ipfix_unref(ofproto->ipfix); |
abe529af | 1494 | hmap_destroy(&ofproto->bundles); |
5d989517 | 1495 | mac_learning_unref(ofproto->ml); |
6d95c4e8 | 1496 | mcast_snooping_unref(ofproto->ms); |
7b91e3c8 | 1497 | stp_unref(ofproto->stp); |
1498 | rstp_unref(ofproto->rstp); | |
abe529af | 1499 | |
acf60855 | 1500 | sset_destroy(&ofproto->ports); |
0a740f48 | 1501 | sset_destroy(&ofproto->ghost_ports); |
acf60855 | 1502 | sset_destroy(&ofproto->port_poll_set); |
e1b1d06a | 1503 | |
0da3c61b | 1504 | ovs_mutex_destroy(&ofproto->stats_mutex); |
13501305 | 1505 | |
a2b53dec | 1506 | seq_destroy(ofproto->ams_seq); |
cfc50ae5 | 1507 | |
acf60855 | 1508 | close_dpif_backer(ofproto->backer); |
abe529af BP |
1509 | } |
1510 | ||
5fcc0d00 BP |
1511 | static int |
1512 | run(struct ofproto *ofproto_) | |
1513 | { | |
1514 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
e79a6c83 | 1515 | uint64_t new_seq, new_dump_seq; |
5fcc0d00 | 1516 | |
ec7ceaed EJ |
1517 | if (mbridge_need_revalidate(ofproto->mbridge)) { |
1518 | ofproto->backer->need_revalidate = REV_RECONFIGURE; | |
509c0149 | 1519 | ovs_rwlock_wrlock(&ofproto->ml->rwlock); |
30618594 | 1520 | mac_learning_flush(ofproto->ml); |
509c0149 | 1521 | ovs_rwlock_unlock(&ofproto->ml->rwlock); |
6d95c4e8 | 1522 | mcast_snooping_mdb_flush(ofproto->ms); |
ec7ceaed EJ |
1523 | } |
1524 | ||
a2b53dec | 1525 | /* Always updates the ofproto->ams_seqno to avoid frequent wakeup during |
b53d5c33 | 1526 | * flow restore. Even though nothing is processed during flow restore, |
a2b53dec | 1527 | * all queued 'ams' will be handled immediately when flow restore |
b53d5c33 | 1528 | * completes. */ |
a2b53dec | 1529 | ofproto->ams_seqno = seq_read(ofproto->ams_seq); |
b53d5c33 | 1530 | |
a6b7506d | 1531 | /* Do not perform any periodic activity required by 'ofproto' while |
40358701 | 1532 | * waiting for flow restore to complete. */ |
a6b7506d | 1533 | if (!ofproto_get_flow_restore_wait()) { |
a2b53dec BP |
1534 | struct ofproto_async_msg *am; |
1535 | struct ovs_list ams; | |
1536 | ||
1537 | guarded_list_pop_all(&ofproto->ams, &ams); | |
1538 | LIST_FOR_EACH_POP (am, list_node, &ams) { | |
1539 | connmgr_send_async_msg(ofproto->up.connmgr, am); | |
1540 | ofproto_async_msg_free(am); | |
a6b7506d | 1541 | } |
abe529af BP |
1542 | } |
1543 | ||
abe529af | 1544 | if (ofproto->netflow) { |
8bfaca5b | 1545 | netflow_run(ofproto->netflow); |
abe529af BP |
1546 | } |
1547 | if (ofproto->sflow) { | |
bae473fe | 1548 | dpif_sflow_run(ofproto->sflow); |
abe529af | 1549 | } |
978427a5 RL |
1550 | if (ofproto->ipfix) { |
1551 | dpif_ipfix_run(ofproto->ipfix); | |
1552 | } | |
abe529af | 1553 | |
f23d157c JS |
1554 | new_seq = seq_read(connectivity_seq_get()); |
1555 | if (ofproto->change_seq != new_seq) { | |
1556 | struct ofport_dpif *ofport; | |
1557 | ||
1558 | HMAP_FOR_EACH (ofport, up.hmap_node, &ofproto->up.ports) { | |
1559 | port_run(ofport); | |
1560 | } | |
1561 | ||
1562 | ofproto->change_seq = new_seq; | |
abe529af | 1563 | } |
e2d13c43 JS |
1564 | if (ofproto->lacp_enabled || ofproto->has_bonded_bundles) { |
1565 | struct ofbundle *bundle; | |
1566 | ||
1567 | HMAP_FOR_EACH (bundle, hmap_node, &ofproto->bundles) { | |
1568 | bundle_run(bundle); | |
1569 | } | |
abe529af BP |
1570 | } |
1571 | ||
21f7563c | 1572 | stp_run(ofproto); |
9efd308e | 1573 | rstp_run(ofproto); |
509c0149 | 1574 | ovs_rwlock_wrlock(&ofproto->ml->rwlock); |
30618594 EJ |
1575 | if (mac_learning_run(ofproto->ml)) { |
1576 | ofproto->backer->need_revalidate = REV_MAC_LEARNING; | |
1577 | } | |
509c0149 | 1578 | ovs_rwlock_unlock(&ofproto->ml->rwlock); |
abe529af | 1579 | |
6d95c4e8 FL |
1580 | if (mcast_snooping_run(ofproto->ms)) { |
1581 | ofproto->backer->need_revalidate = REV_MCAST_SNOOPING; | |
1582 | } | |
1583 | ||
e79a6c83 EJ |
1584 | new_dump_seq = seq_read(udpif_dump_seq(ofproto->backer->udpif)); |
1585 | if (ofproto->dump_seq != new_dump_seq) { | |
1586 | struct rule *rule, *next_rule; | |
f5857865 | 1587 | long long now = time_msec(); |
e79a6c83 EJ |
1588 | |
1589 | /* We know stats are relatively fresh, so now is a good time to do some | |
1590 | * periodic work. */ | |
1591 | ofproto->dump_seq = new_dump_seq; | |
1592 | ||
1593 | /* Expire OpenFlow flows whose idle_timeout or hard_timeout | |
1594 | * has passed. */ | |
1595 | ovs_mutex_lock(&ofproto_mutex); | |
1596 | LIST_FOR_EACH_SAFE (rule, next_rule, expirable, | |
1597 | &ofproto->up.expirable) { | |
f5857865 | 1598 | rule_expire(rule_dpif_cast(rule), now); |
e79a6c83 EJ |
1599 | } |
1600 | ovs_mutex_unlock(&ofproto_mutex); | |
1601 | ||
1602 | /* All outstanding data in existing flows has been accounted, so it's a | |
1603 | * good time to do bond rebalancing. */ | |
60cda7d6 | 1604 | if (ofproto->has_bonded_bundles) { |
e79a6c83 EJ |
1605 | struct ofbundle *bundle; |
1606 | ||
1607 | HMAP_FOR_EACH (bundle, hmap_node, &ofproto->bundles) { | |
60cda7d6 AZ |
1608 | if (bundle->bond) { |
1609 | bond_rebalance(bundle->bond); | |
e79a6c83 EJ |
1610 | } |
1611 | } | |
6814e51f BP |
1612 | } |
1613 | } | |
abe529af BP |
1614 | return 0; |
1615 | } | |
1616 | ||
1617 | static void | |
f07c97f5 | 1618 | ofproto_dpif_wait(struct ofproto *ofproto_) |
abe529af BP |
1619 | { |
1620 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
abe529af | 1621 | |
40358701 GS |
1622 | if (ofproto_get_flow_restore_wait()) { |
1623 | return; | |
1624 | } | |
1625 | ||
abe529af | 1626 | if (ofproto->sflow) { |
bae473fe | 1627 | dpif_sflow_wait(ofproto->sflow); |
abe529af | 1628 | } |
978427a5 RL |
1629 | if (ofproto->ipfix) { |
1630 | dpif_ipfix_wait(ofproto->ipfix); | |
1631 | } | |
e2d13c43 JS |
1632 | if (ofproto->lacp_enabled || ofproto->has_bonded_bundles) { |
1633 | struct ofbundle *bundle; | |
1634 | ||
1635 | HMAP_FOR_EACH (bundle, hmap_node, &ofproto->bundles) { | |
1636 | bundle_wait(bundle); | |
1637 | } | |
abe529af | 1638 | } |
6fca1ffb BP |
1639 | if (ofproto->netflow) { |
1640 | netflow_wait(ofproto->netflow); | |
1641 | } | |
509c0149 | 1642 | ovs_rwlock_rdlock(&ofproto->ml->rwlock); |
1c313b88 | 1643 | mac_learning_wait(ofproto->ml); |
509c0149 | 1644 | ovs_rwlock_unlock(&ofproto->ml->rwlock); |
6d95c4e8 | 1645 | mcast_snooping_wait(ofproto->ms); |
21f7563c | 1646 | stp_wait(ofproto); |
2cc3c58e | 1647 | if (ofproto->backer->need_revalidate) { |
abe529af | 1648 | poll_immediate_wake(); |
abe529af | 1649 | } |
abe529af | 1650 | |
e79a6c83 | 1651 | seq_wait(udpif_dump_seq(ofproto->backer->udpif), ofproto->dump_seq); |
a2b53dec | 1652 | seq_wait(ofproto->ams_seq, ofproto->ams_seqno); |
0d085684 BP |
1653 | } |
1654 | ||
1c030aa5 EJ |
1655 | static void |
1656 | type_get_memory_usage(const char *type, struct simap *usage) | |
1657 | { | |
1658 | struct dpif_backer *backer; | |
1659 | ||
1660 | backer = shash_find_data(&all_dpif_backers, type); | |
1661 | if (backer) { | |
1662 | udpif_get_memory_usage(backer->udpif, usage); | |
1663 | } | |
1664 | } | |
1665 | ||
abe529af | 1666 | static void |
1b5b5071 | 1667 | flush(struct ofproto *ofproto_) |
abe529af | 1668 | { |
1b5b5071 AZ |
1669 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); |
1670 | struct dpif_backer *backer = ofproto->backer; | |
1671 | ||
1672 | if (backer) { | |
1673 | udpif_flush(backer->udpif); | |
1674 | } | |
abe529af BP |
1675 | } |
1676 | ||
6c1491fb | 1677 | static void |
3c1bb396 BP |
1678 | query_tables(struct ofproto *ofproto, |
1679 | struct ofputil_table_features *features, | |
1680 | struct ofputil_table_stats *stats) | |
6c1491fb | 1681 | { |
3c1bb396 | 1682 | strcpy(features->name, "classifier"); |
6c1491fb | 1683 | |
3c1bb396 BP |
1684 | if (stats) { |
1685 | int i; | |
6c1491fb | 1686 | |
3c1bb396 BP |
1687 | for (i = 0; i < ofproto->n_tables; i++) { |
1688 | unsigned long missed, matched; | |
d611866c | 1689 | |
afcea9ea JR |
1690 | atomic_read_relaxed(&ofproto->tables[i].n_matched, &matched); |
1691 | atomic_read_relaxed(&ofproto->tables[i].n_missed, &missed); | |
1692 | ||
3c1bb396 | 1693 | stats[i].matched_count = matched; |
3c1bb396 BP |
1694 | stats[i].lookup_count = matched + missed; |
1695 | } | |
d611866c | 1696 | } |
6c1491fb BP |
1697 | } |
1698 | ||
621b8064 | 1699 | static void |
44e0c35d | 1700 | set_tables_version(struct ofproto *ofproto_, ovs_version_t version) |
621b8064 JR |
1701 | { |
1702 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
1703 | ||
f9cf9e57 JR |
1704 | /* Use memory_order_release to signify that any prior memory accesses can |
1705 | * not be reordered to happen after this atomic store. This makes sure the | |
1706 | * new version is properly set up when the readers can read this 'version' | |
1707 | * value. */ | |
1708 | atomic_store_explicit(&ofproto->tables_version, version, | |
1709 | memory_order_release); | |
1710 | /* 'need_revalidate' can be reordered to happen before the atomic_store | |
1711 | * above, but it does not matter as this variable is not accessed by other | |
1712 | * threads. */ | |
1fc71871 | 1713 | ofproto->backer->need_revalidate = REV_FLOW_TABLE; |
621b8064 JR |
1714 | } |
1715 | ||
abe529af BP |
1716 | static struct ofport * |
1717 | port_alloc(void) | |
1718 | { | |
3da29e32 | 1719 | struct ofport_dpif *port = xzalloc(sizeof *port); |
abe529af BP |
1720 | return &port->up; |
1721 | } | |
1722 | ||
1723 | static void | |
1724 | port_dealloc(struct ofport *port_) | |
1725 | { | |
1726 | struct ofport_dpif *port = ofport_dpif_cast(port_); | |
1727 | free(port); | |
1728 | } | |
1729 | ||
1730 | static int | |
1731 | port_construct(struct ofport *port_) | |
1732 | { | |
1733 | struct ofport_dpif *port = ofport_dpif_cast(port_); | |
1734 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(port->up.ofproto); | |
b9ad7294 | 1735 | const struct netdev *netdev = port->up.netdev; |
3aa30359 | 1736 | char namebuf[NETDEV_VPORT_NAME_BUFSIZE]; |
6d9e94b5 | 1737 | const char *dp_port_name; |
e1b1d06a JP |
1738 | struct dpif_port dpif_port; |
1739 | int error; | |
abe529af | 1740 | |
2cc3c58e | 1741 | ofproto->backer->need_revalidate = REV_RECONFIGURE; |
abe529af BP |
1742 | port->bundle = NULL; |
1743 | port->cfm = NULL; | |
ccc09689 | 1744 | port->bfd = NULL; |
0477baa9 | 1745 | port->lldp = NULL; |
f025bcb7 | 1746 | port->may_enable = false; |
21f7563c JP |
1747 | port->stp_port = NULL; |
1748 | port->stp_state = STP_DISABLED; | |
9efd308e DV |
1749 | port->rstp_port = NULL; |
1750 | port->rstp_state = RSTP_DISABLED; | |
42943cde | 1751 | port->is_tunnel = false; |
6cbbf4fa | 1752 | port->peer = NULL; |
55954f6e EJ |
1753 | port->qdscp = NULL; |
1754 | port->n_qdscp = 0; | |
b9ad7294 | 1755 | port->carrier_seq = netdev_get_carrier_resets(netdev); |
a6363cfd | 1756 | port->is_layer3 = netdev_vport_is_layer3(netdev); |
abe529af | 1757 | |
b9ad7294 | 1758 | if (netdev_vport_is_patch(netdev)) { |
743cea45 | 1759 | /* By bailing out here, we don't submit the port to the sFlow module |
185b4e3a MG |
1760 | * to be considered for counter polling export. This is correct |
1761 | * because the patch port represents an interface that sFlow considers | |
1762 | * to be "internal" to the switch as a whole, and therefore not a | |
1763 | * candidate for counter polling. */ | |
4e022ec0 | 1764 | port->odp_port = ODPP_NONE; |
6cbbf4fa | 1765 | ofport_update_peer(port); |
0a740f48 EJ |
1766 | return 0; |
1767 | } | |
1768 | ||
6d9e94b5 AZ |
1769 | dp_port_name = netdev_vport_get_dpif_port(netdev, namebuf, sizeof namebuf); |
1770 | error = dpif_port_query_by_name(ofproto->backer->dpif, dp_port_name, | |
e1b1d06a JP |
1771 | &dpif_port); |
1772 | if (error) { | |
1773 | return error; | |
1774 | } | |
1775 | ||
1776 | port->odp_port = dpif_port.port_no; | |
1777 | ||
b9ad7294 | 1778 | if (netdev_get_tunnel_config(netdev)) { |
a36de779 | 1779 | atomic_count_inc(&ofproto->backer->tnl_count); |
ea0797c9 | 1780 | error = tnl_port_add(port, port->up.netdev, port->odp_port, |
6d9e94b5 | 1781 | ovs_native_tunneling_is_on(ofproto), dp_port_name); |
ea0797c9 BP |
1782 | if (error) { |
1783 | atomic_count_dec(&ofproto->backer->tnl_count); | |
1784 | dpif_port_destroy(&dpif_port); | |
1785 | return error; | |
1786 | } | |
1787 | ||
42943cde | 1788 | port->is_tunnel = true; |
8b7ea2d4 WZ |
1789 | if (ofproto->ipfix) { |
1790 | dpif_ipfix_add_tunnel_port(ofproto->ipfix, port_, port->odp_port); | |
1791 | } | |
b9ad7294 EJ |
1792 | } else { |
1793 | /* Sanity-check that a mapping doesn't already exist. This | |
1794 | * shouldn't happen for non-tunnel ports. */ | |
1795 | if (odp_port_to_ofp_port(ofproto, port->odp_port) != OFPP_NONE) { | |
1796 | VLOG_ERR("port %s already has an OpenFlow port number", | |
1797 | dpif_port.name); | |
da78d43d | 1798 | dpif_port_destroy(&dpif_port); |
b9ad7294 EJ |
1799 | return EBUSY; |
1800 | } | |
e1b1d06a | 1801 | |
8449c4d6 | 1802 | ovs_rwlock_wrlock(&ofproto->backer->odp_to_ofport_lock); |
b9ad7294 | 1803 | hmap_insert(&ofproto->backer->odp_to_ofport_map, &port->odp_port_node, |
f9c0c3ec | 1804 | hash_odp_port(port->odp_port)); |
8449c4d6 | 1805 | ovs_rwlock_unlock(&ofproto->backer->odp_to_ofport_lock); |
b9ad7294 | 1806 | } |
da78d43d | 1807 | dpif_port_destroy(&dpif_port); |
e1b1d06a | 1808 | |
abe529af | 1809 | if (ofproto->sflow) { |
e1b1d06a | 1810 | dpif_sflow_add_port(ofproto->sflow, port_, port->odp_port); |
abe529af BP |
1811 | } |
1812 | ||
1813 | return 0; | |
1814 | } | |
1815 | ||
1816 | static void | |
9aad5a5a | 1817 | port_destruct(struct ofport *port_, bool del) |
abe529af BP |
1818 | { |
1819 | struct ofport_dpif *port = ofport_dpif_cast(port_); | |
1820 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(port->up.ofproto); | |
02f8d646 | 1821 | const char *devname = netdev_get_name(port->up.netdev); |
3aa30359 BP |
1822 | char namebuf[NETDEV_VPORT_NAME_BUFSIZE]; |
1823 | const char *dp_port_name; | |
abe529af | 1824 | |
7894e7da | 1825 | ofproto->backer->need_revalidate = REV_RECONFIGURE; |
84f0f298 | 1826 | xlate_txn_start(); |
46c88433 | 1827 | xlate_ofport_remove(port); |
84f0f298 | 1828 | xlate_txn_commit(); |
7894e7da | 1829 | |
3aa30359 BP |
1830 | dp_port_name = netdev_vport_get_dpif_port(port->up.netdev, namebuf, |
1831 | sizeof namebuf); | |
9aad5a5a | 1832 | if (del && dpif_port_exists(ofproto->backer->dpif, dp_port_name)) { |
acf60855 JP |
1833 | /* The underlying device is still there, so delete it. This |
1834 | * happens when the ofproto is being destroyed, since the caller | |
1835 | * assumes that removal of attached ports will happen as part of | |
1836 | * destruction. */ | |
42943cde | 1837 | if (!port->is_tunnel) { |
a614d823 KM |
1838 | dpif_port_del(ofproto->backer->dpif, port->odp_port); |
1839 | } | |
acf60855 JP |
1840 | } |
1841 | ||
6cbbf4fa EJ |
1842 | if (port->peer) { |
1843 | port->peer->peer = NULL; | |
1844 | port->peer = NULL; | |
1845 | } | |
1846 | ||
42943cde | 1847 | if (port->odp_port != ODPP_NONE && !port->is_tunnel) { |
8449c4d6 | 1848 | ovs_rwlock_wrlock(&ofproto->backer->odp_to_ofport_lock); |
0a740f48 | 1849 | hmap_remove(&ofproto->backer->odp_to_ofport_map, &port->odp_port_node); |
8449c4d6 | 1850 | ovs_rwlock_unlock(&ofproto->backer->odp_to_ofport_lock); |
0a740f48 EJ |
1851 | } |
1852 | ||
a36de779 PS |
1853 | if (port->is_tunnel) { |
1854 | atomic_count_dec(&ofproto->backer->tnl_count); | |
1855 | } | |
1856 | ||
8b7ea2d4 WZ |
1857 | if (port->is_tunnel && ofproto->ipfix) { |
1858 | dpif_ipfix_del_tunnel_port(ofproto->ipfix, port->odp_port); | |
1859 | } | |
1860 | ||
42943cde | 1861 | tnl_port_del(port); |
02f8d646 | 1862 | sset_find_and_delete(&ofproto->ports, devname); |
0a740f48 | 1863 | sset_find_and_delete(&ofproto->ghost_ports, devname); |
abe529af | 1864 | bundle_remove(port_); |
a5610457 | 1865 | set_cfm(port_, NULL); |
8aee94b6 | 1866 | set_bfd(port_, NULL); |
0477baa9 | 1867 | set_lldp(port_, NULL); |
0c0c32d8 BP |
1868 | if (port->stp_port) { |
1869 | stp_port_disable(port->stp_port); | |
1870 | } | |
f025bcb7 | 1871 | set_rstp_port(port_, NULL); |
abe529af | 1872 | if (ofproto->sflow) { |
bae473fe | 1873 | dpif_sflow_del_port(ofproto->sflow, port->odp_port); |
abe529af | 1874 | } |
8b36f51e | 1875 | |
55954f6e | 1876 | free(port->qdscp); |
abe529af BP |
1877 | } |
1878 | ||
1879 | static void | |
1880 | port_modified(struct ofport *port_) | |
1881 | { | |
1882 | struct ofport_dpif *port = ofport_dpif_cast(port_); | |
a36de779 | 1883 | char namebuf[NETDEV_VPORT_NAME_BUFSIZE]; |
6d9e94b5 | 1884 | const char *dp_port_name; |
a36de779 | 1885 | struct netdev *netdev = port->up.netdev; |
abe529af BP |
1886 | |
1887 | if (port->bundle && port->bundle->bond) { | |
a36de779 | 1888 | bond_slave_set_netdev(port->bundle->bond, port, netdev); |
abe529af | 1889 | } |
9d46b444 EJ |
1890 | |
1891 | if (port->cfm) { | |
a36de779 | 1892 | cfm_set_netdev(port->cfm, netdev); |
9d46b444 | 1893 | } |
f1e78bbd | 1894 | |
c1c4e8c7 | 1895 | if (port->bfd) { |
a36de779 | 1896 | bfd_set_netdev(port->bfd, netdev); |
c1c4e8c7 AW |
1897 | } |
1898 | ||
f73b83fd LS |
1899 | /* Set liveness, unless the link is administratively or |
1900 | * operationally down or link monitoring false */ | |
1901 | if (!(port->up.pp.config & OFPUTIL_PC_PORT_DOWN) && | |
1902 | !(port->up.pp.state & OFPUTIL_PS_LINK_DOWN) && | |
1903 | port->may_enable) { | |
1904 | port->up.pp.state |= OFPUTIL_PS_LIVE; | |
1905 | } else { | |
1906 | port->up.pp.state &= ~OFPUTIL_PS_LIVE; | |
1907 | } | |
1908 | ||
635c5db9 | 1909 | ofproto_dpif_monitor_port_update(port, port->bfd, port->cfm, |
74ff3298 | 1910 | port->lldp, &port->up.pp.hw_addr); |
635c5db9 | 1911 | |
6d9e94b5 | 1912 | dp_port_name = netdev_vport_get_dpif_port(netdev, namebuf, sizeof namebuf); |
a36de779 PS |
1913 | |
1914 | if (port->is_tunnel) { | |
1915 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(port->up.ofproto); | |
1916 | ||
1917 | if (tnl_port_reconfigure(port, netdev, port->odp_port, | |
6d9e94b5 AZ |
1918 | ovs_native_tunneling_is_on(ofproto), |
1919 | dp_port_name)) { | |
a36de779 PS |
1920 | ofproto->backer->need_revalidate = REV_RECONFIGURE; |
1921 | } | |
f1e78bbd | 1922 | } |
6cbbf4fa EJ |
1923 | |
1924 | ofport_update_peer(port); | |
abe529af BP |
1925 | } |
1926 | ||
1927 | static void | |
9e1fd49b | 1928 | port_reconfigured(struct ofport *port_, enum ofputil_port_config old_config) |
abe529af BP |
1929 | { |
1930 | struct ofport_dpif *port = ofport_dpif_cast(port_); | |
1931 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(port->up.ofproto); | |
9e1fd49b | 1932 | enum ofputil_port_config changed = old_config ^ port->up.pp.config; |
abe529af | 1933 | |
9e1fd49b | 1934 | if (changed & (OFPUTIL_PC_NO_RECV | OFPUTIL_PC_NO_RECV_STP | |
c57b2226 BP |
1935 | OFPUTIL_PC_NO_FWD | OFPUTIL_PC_NO_FLOOD | |
1936 | OFPUTIL_PC_NO_PACKET_IN)) { | |
2cc3c58e | 1937 | ofproto->backer->need_revalidate = REV_RECONFIGURE; |
7bde8dd8 | 1938 | |
9e1fd49b | 1939 | if (changed & OFPUTIL_PC_NO_FLOOD && port->bundle) { |
7bde8dd8 JP |
1940 | bundle_update(port->bundle); |
1941 | } | |
abe529af BP |
1942 | } |
1943 | } | |
1944 | ||
1945 | static int | |
1946 | set_sflow(struct ofproto *ofproto_, | |
1947 | const struct ofproto_sflow_options *sflow_options) | |
1948 | { | |
1949 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
bae473fe | 1950 | struct dpif_sflow *ds = ofproto->sflow; |
6ff686f2 | 1951 | |
abe529af | 1952 | if (sflow_options) { |
4fe0f203 | 1953 | uint32_t old_probability = ds ? dpif_sflow_get_probability(ds) : 0; |
bae473fe | 1954 | if (!ds) { |
abe529af BP |
1955 | struct ofport_dpif *ofport; |
1956 | ||
4213f19d | 1957 | ds = ofproto->sflow = dpif_sflow_create(); |
abe529af | 1958 | HMAP_FOR_EACH (ofport, up.hmap_node, &ofproto->up.ports) { |
e1b1d06a | 1959 | dpif_sflow_add_port(ds, &ofport->up, ofport->odp_port); |
abe529af BP |
1960 | } |
1961 | } | |
bae473fe | 1962 | dpif_sflow_set_options(ds, sflow_options); |
4fe0f203 BP |
1963 | if (dpif_sflow_get_probability(ds) != old_probability) { |
1964 | ofproto->backer->need_revalidate = REV_RECONFIGURE; | |
1965 | } | |
abe529af | 1966 | } else { |
6ff686f2 | 1967 | if (ds) { |
9723bcce | 1968 | dpif_sflow_unref(ds); |
2cc3c58e | 1969 | ofproto->backer->need_revalidate = REV_RECONFIGURE; |
6ff686f2 PS |
1970 | ofproto->sflow = NULL; |
1971 | } | |
abe529af BP |
1972 | } |
1973 | return 0; | |
1974 | } | |
1975 | ||
29089a54 RL |
1976 | static int |
1977 | set_ipfix( | |
1978 | struct ofproto *ofproto_, | |
1979 | const struct ofproto_ipfix_bridge_exporter_options *bridge_exporter_options, | |
1980 | const struct ofproto_ipfix_flow_exporter_options *flow_exporters_options, | |
1981 | size_t n_flow_exporters_options) | |
1982 | { | |
1983 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
1984 | struct dpif_ipfix *di = ofproto->ipfix; | |
978427a5 | 1985 | bool has_options = bridge_exporter_options || flow_exporters_options; |
8b7ea2d4 | 1986 | bool new_di = false; |
29089a54 | 1987 | |
978427a5 RL |
1988 | if (has_options && !di) { |
1989 | di = ofproto->ipfix = dpif_ipfix_create(); | |
8b7ea2d4 | 1990 | new_di = true; |
978427a5 RL |
1991 | } |
1992 | ||
1993 | if (di) { | |
1994 | /* Call set_options in any case to cleanly flush the flow | |
1995 | * caches in the last exporters that are to be destroyed. */ | |
29089a54 RL |
1996 | dpif_ipfix_set_options( |
1997 | di, bridge_exporter_options, flow_exporters_options, | |
1998 | n_flow_exporters_options); | |
978427a5 | 1999 | |
8b7ea2d4 WZ |
2000 | /* Add tunnel ports only when a new ipfix created */ |
2001 | if (new_di == true) { | |
2002 | struct ofport_dpif *ofport; | |
2003 | HMAP_FOR_EACH (ofport, up.hmap_node, &ofproto->up.ports) { | |
2004 | if (ofport->is_tunnel == true) { | |
2005 | dpif_ipfix_add_tunnel_port(di, &ofport->up, ofport->odp_port); | |
2006 | } | |
2007 | } | |
2008 | } | |
2009 | ||
978427a5 | 2010 | if (!has_options) { |
d857c8aa | 2011 | dpif_ipfix_unref(di); |
29089a54 RL |
2012 | ofproto->ipfix = NULL; |
2013 | } | |
2014 | } | |
978427a5 | 2015 | |
29089a54 RL |
2016 | return 0; |
2017 | } | |
2018 | ||
fb8f22c1 BY |
2019 | static int |
2020 | get_ipfix_stats(const struct ofproto *ofproto_, | |
2021 | bool bridge_ipfix, | |
2022 | struct ovs_list *replies) | |
2023 | { | |
2024 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
2025 | struct dpif_ipfix *di = ofproto->ipfix; | |
2026 | ||
2027 | if (!di) { | |
2028 | return OFPERR_NXST_NOT_CONFIGURED; | |
2029 | } | |
2030 | ||
2031 | return dpif_ipfix_get_stats(di, bridge_ipfix, replies); | |
2032 | } | |
2033 | ||
abe529af | 2034 | static int |
a5610457 | 2035 | set_cfm(struct ofport *ofport_, const struct cfm_settings *s) |
abe529af BP |
2036 | { |
2037 | struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
4e5e44e3 AW |
2038 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofport->up.ofproto); |
2039 | struct cfm *old = ofport->cfm; | |
635c5db9 | 2040 | int error = 0; |
abe529af | 2041 | |
635c5db9 | 2042 | if (s) { |
abe529af | 2043 | if (!ofport->cfm) { |
90967e95 | 2044 | ofport->cfm = cfm_create(ofport->up.netdev); |
abe529af BP |
2045 | } |
2046 | ||
a5610457 | 2047 | if (cfm_configure(ofport->cfm, s)) { |
635c5db9 AW |
2048 | error = 0; |
2049 | goto out; | |
abe529af BP |
2050 | } |
2051 | ||
2052 | error = EINVAL; | |
2053 | } | |
8e9a73fa | 2054 | cfm_unref(ofport->cfm); |
abe529af | 2055 | ofport->cfm = NULL; |
635c5db9 | 2056 | out: |
4e5e44e3 AW |
2057 | if (ofport->cfm != old) { |
2058 | ofproto->backer->need_revalidate = REV_RECONFIGURE; | |
2059 | } | |
635c5db9 | 2060 | ofproto_dpif_monitor_port_update(ofport, ofport->bfd, ofport->cfm, |
74ff3298 | 2061 | ofport->lldp, &ofport->up.pp.hw_addr); |
abe529af BP |
2062 | return error; |
2063 | } | |
2064 | ||
8f5514fe AW |
2065 | static bool |
2066 | cfm_status_changed(struct ofport *ofport_) | |
2067 | { | |
2068 | struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
2069 | ||
2070 | return ofport->cfm ? cfm_check_status_change(ofport->cfm) : true; | |
2071 | } | |
2072 | ||
88bf179a | 2073 | static int |
9a9e3786 | 2074 | get_cfm_status(const struct ofport *ofport_, |
685acfd9 | 2075 | struct cfm_status *status) |
1de11730 EJ |
2076 | { |
2077 | struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
88bf179a | 2078 | int ret = 0; |
1de11730 EJ |
2079 | |
2080 | if (ofport->cfm) { | |
8f5514fe | 2081 | cfm_get_status(ofport->cfm, status); |
1de11730 | 2082 | } else { |
88bf179a | 2083 | ret = ENOENT; |
1de11730 | 2084 | } |
88bf179a AW |
2085 | |
2086 | return ret; | |
1de11730 | 2087 | } |
ccc09689 EJ |
2088 | |
2089 | static int | |
2090 | set_bfd(struct ofport *ofport_, const struct smap *cfg) | |
2091 | { | |
2092 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofport_->ofproto); | |
2093 | struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
2094 | struct bfd *old; | |
2095 | ||
2096 | old = ofport->bfd; | |
c1c4e8c7 AW |
2097 | ofport->bfd = bfd_configure(old, netdev_get_name(ofport->up.netdev), |
2098 | cfg, ofport->up.netdev); | |
ccc09689 EJ |
2099 | if (ofport->bfd != old) { |
2100 | ofproto->backer->need_revalidate = REV_RECONFIGURE; | |
2101 | } | |
635c5db9 | 2102 | ofproto_dpif_monitor_port_update(ofport, ofport->bfd, ofport->cfm, |
74ff3298 | 2103 | ofport->lldp, &ofport->up.pp.hw_addr); |
ccc09689 EJ |
2104 | return 0; |
2105 | } | |
2106 | ||
8f5514fe AW |
2107 | static bool |
2108 | bfd_status_changed(struct ofport *ofport_) | |
2109 | { | |
2110 | struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
2111 | ||
2112 | return ofport->bfd ? bfd_check_status_change(ofport->bfd) : true; | |
2113 | } | |
2114 | ||
ccc09689 EJ |
2115 | static int |
2116 | get_bfd_status(struct ofport *ofport_, struct smap *smap) | |
2117 | { | |
2118 | struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
88bf179a | 2119 | int ret = 0; |
ccc09689 EJ |
2120 | |
2121 | if (ofport->bfd) { | |
8f5514fe | 2122 | bfd_get_status(ofport->bfd, smap); |
ccc09689 | 2123 | } else { |
88bf179a | 2124 | ret = ENOENT; |
ccc09689 | 2125 | } |
88bf179a AW |
2126 | |
2127 | return ret; | |
ccc09689 | 2128 | } |
0477baa9 DF |
2129 | |
2130 | static int | |
2131 | set_lldp(struct ofport *ofport_, | |
2132 | const struct smap *cfg) | |
2133 | { | |
2134 | struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
2135 | int error = 0; | |
2136 | ||
2137 | if (cfg) { | |
2138 | if (!ofport->lldp) { | |
2139 | struct ofproto_dpif *ofproto; | |
2140 | ||
2141 | ofproto = ofproto_dpif_cast(ofport->up.ofproto); | |
2142 | ofproto->backer->need_revalidate = REV_RECONFIGURE; | |
2143 | ofport->lldp = lldp_create(ofport->up.netdev, ofport_->mtu, cfg); | |
2144 | } | |
2145 | ||
19aef6ef DF |
2146 | if (!lldp_configure(ofport->lldp, cfg)) { |
2147 | error = EINVAL; | |
0477baa9 | 2148 | } |
0477baa9 | 2149 | } |
19aef6ef DF |
2150 | if (error) { |
2151 | lldp_unref(ofport->lldp); | |
2152 | ofport->lldp = NULL; | |
2153 | } | |
2154 | ||
0477baa9 DF |
2155 | ofproto_dpif_monitor_port_update(ofport, |
2156 | ofport->bfd, | |
2157 | ofport->cfm, | |
2158 | ofport->lldp, | |
74ff3298 | 2159 | &ofport->up.pp.hw_addr); |
0477baa9 DF |
2160 | return error; |
2161 | } | |
2162 | ||
2163 | static bool | |
2164 | get_lldp_status(const struct ofport *ofport_, | |
2165 | struct lldp_status *status OVS_UNUSED) | |
2166 | { | |
2167 | struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
2168 | ||
2169 | return ofport->lldp ? true : false; | |
2170 | } | |
2171 | ||
2172 | static int | |
2173 | set_aa(struct ofproto *ofproto OVS_UNUSED, | |
2174 | const struct aa_settings *s) | |
2175 | { | |
2176 | return aa_configure(s); | |
2177 | } | |
2178 | ||
2179 | static int | |
2180 | aa_mapping_set(struct ofproto *ofproto_ OVS_UNUSED, void *aux, | |
2181 | const struct aa_mapping_settings *s) | |
2182 | { | |
2183 | return aa_mapping_register(aux, s); | |
2184 | } | |
2185 | ||
2186 | static int | |
2187 | aa_mapping_unset(struct ofproto *ofproto OVS_UNUSED, void *aux) | |
2188 | { | |
2189 | return aa_mapping_unregister(aux); | |
2190 | } | |
2191 | ||
2192 | static int | |
2193 | aa_vlan_get_queued(struct ofproto *ofproto OVS_UNUSED, struct ovs_list *list) | |
2194 | { | |
2195 | return aa_get_vlan_queued(list); | |
2196 | } | |
2197 | ||
2198 | static unsigned int | |
2199 | aa_vlan_get_queue_size(struct ofproto *ofproto OVS_UNUSED) | |
2200 | { | |
2201 | return aa_get_vlan_queue_size(); | |
2202 | } | |
2203 | ||
abe529af | 2204 | \f |
21f7563c JP |
2205 | /* Spanning Tree. */ |
2206 | ||
6b90bc57 | 2207 | /* Called while rstp_mutex is held. */ |
9efd308e | 2208 | static void |
cf62fa4c | 2209 | rstp_send_bpdu_cb(struct dp_packet *pkt, void *ofport_, void *ofproto_) |
9efd308e DV |
2210 | { |
2211 | struct ofproto_dpif *ofproto = ofproto_; | |
6b90bc57 | 2212 | struct ofport_dpif *ofport = ofport_; |
cf62fa4c | 2213 | struct eth_header *eth = dp_packet_l2(pkt); |
6b90bc57 | 2214 | |
74ff3298 | 2215 | netdev_get_etheraddr(ofport->up.netdev, ð->eth_src); |
6b90bc57 JR |
2216 | if (eth_addr_is_zero(eth->eth_src)) { |
2217 | VLOG_WARN_RL(&rl, "%s port %d: cannot send RSTP BPDU on a port which " | |
2218 | "does not have a configured source MAC address.", | |
2219 | ofproto->up.name, ofp_to_u16(ofport->up.ofp_port)); | |
9efd308e | 2220 | } else { |
2eb79142 | 2221 | ofproto_dpif_send_packet(ofport, false, pkt); |
9efd308e | 2222 | } |
cf62fa4c | 2223 | dp_packet_delete(pkt); |
9efd308e DV |
2224 | } |
2225 | ||
21f7563c | 2226 | static void |
cf62fa4c | 2227 | send_bpdu_cb(struct dp_packet *pkt, int port_num, void *ofproto_) |
21f7563c JP |
2228 | { |
2229 | struct ofproto_dpif *ofproto = ofproto_; | |
2230 | struct stp_port *sp = stp_get_port(ofproto->stp, port_num); | |
2231 | struct ofport_dpif *ofport; | |
2232 | ||
2233 | ofport = stp_port_get_aux(sp); | |
2234 | if (!ofport) { | |
2235 | VLOG_WARN_RL(&rl, "%s: cannot send BPDU on unknown port %d", | |
2236 | ofproto->up.name, port_num); | |
2237 | } else { | |
cf62fa4c | 2238 | struct eth_header *eth = dp_packet_l2(pkt); |
21f7563c | 2239 | |
74ff3298 | 2240 | netdev_get_etheraddr(ofport->up.netdev, ð->eth_src); |
21f7563c JP |
2241 | if (eth_addr_is_zero(eth->eth_src)) { |
2242 | VLOG_WARN_RL(&rl, "%s: cannot send BPDU on port %d " | |
2243 | "with unknown MAC", ofproto->up.name, port_num); | |
2244 | } else { | |
2eb79142 | 2245 | ofproto_dpif_send_packet(ofport, false, pkt); |
21f7563c JP |
2246 | } |
2247 | } | |
cf62fa4c | 2248 | dp_packet_delete(pkt); |
21f7563c JP |
2249 | } |
2250 | ||
9efd308e DV |
2251 | /* Configure RSTP on 'ofproto_' using the settings defined in 's'. */ |
2252 | static void | |
2253 | set_rstp(struct ofproto *ofproto_, const struct ofproto_rstp_settings *s) | |
2254 | { | |
2255 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
2256 | ||
2257 | /* Only revalidate flows if the configuration changed. */ | |
2258 | if (!s != !ofproto->rstp) { | |
2259 | ofproto->backer->need_revalidate = REV_RECONFIGURE; | |
2260 | } | |
2261 | ||
2262 | if (s) { | |
2263 | if (!ofproto->rstp) { | |
2264 | ofproto->rstp = rstp_create(ofproto_->name, s->address, | |
4b30ba05 | 2265 | rstp_send_bpdu_cb, ofproto); |
9efd308e DV |
2266 | ofproto->rstp_last_tick = time_msec(); |
2267 | } | |
2268 | rstp_set_bridge_address(ofproto->rstp, s->address); | |
2269 | rstp_set_bridge_priority(ofproto->rstp, s->priority); | |
2270 | rstp_set_bridge_ageing_time(ofproto->rstp, s->ageing_time); | |
2271 | rstp_set_bridge_force_protocol_version(ofproto->rstp, | |
2272 | s->force_protocol_version); | |
2273 | rstp_set_bridge_max_age(ofproto->rstp, s->bridge_max_age); | |
2274 | rstp_set_bridge_forward_delay(ofproto->rstp, s->bridge_forward_delay); | |
2275 | rstp_set_bridge_transmit_hold_count(ofproto->rstp, | |
2276 | s->transmit_hold_count); | |
2277 | } else { | |
2278 | struct ofport *ofport; | |
2279 | HMAP_FOR_EACH (ofport, hmap_node, &ofproto->up.ports) { | |
2280 | set_rstp_port(ofport, NULL); | |
2281 | } | |
2282 | rstp_unref(ofproto->rstp); | |
2283 | ofproto->rstp = NULL; | |
2284 | } | |
2285 | } | |
2286 | ||
2287 | static void | |
2288 | get_rstp_status(struct ofproto *ofproto_, struct ofproto_rstp_status *s) | |
2289 | { | |
2290 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
2291 | ||
2292 | if (ofproto->rstp) { | |
2293 | s->enabled = true; | |
2294 | s->root_id = rstp_get_root_id(ofproto->rstp); | |
2295 | s->bridge_id = rstp_get_bridge_id(ofproto->rstp); | |
2296 | s->designated_id = rstp_get_designated_id(ofproto->rstp); | |
2297 | s->root_path_cost = rstp_get_root_path_cost(ofproto->rstp); | |
2298 | s->designated_port_id = rstp_get_designated_port_id(ofproto->rstp); | |
2299 | s->bridge_port_id = rstp_get_bridge_port_id(ofproto->rstp); | |
2300 | } else { | |
2301 | s->enabled = false; | |
2302 | } | |
2303 | } | |
2304 | ||
2305 | static void | |
2306 | update_rstp_port_state(struct ofport_dpif *ofport) | |
2307 | { | |
2308 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofport->up.ofproto); | |
2309 | enum rstp_state state; | |
2310 | ||
2311 | /* Figure out new state. */ | |
2312 | state = ofport->rstp_port ? rstp_port_get_state(ofport->rstp_port) | |
2313 | : RSTP_DISABLED; | |
2314 | ||
2315 | /* Update state. */ | |
2316 | if (ofport->rstp_state != state) { | |
2317 | enum ofputil_port_state of_state; | |
2318 | bool fwd_change; | |
2319 | ||
9a0bb428 JR |
2320 | VLOG_DBG("port %s: RSTP state changed from %s to %s", |
2321 | netdev_get_name(ofport->up.netdev), | |
2322 | rstp_state_name(ofport->rstp_state), | |
2323 | rstp_state_name(state)); | |
2372c146 | 2324 | |
9efd308e | 2325 | if (rstp_learn_in_state(ofport->rstp_state) |
66ff280d JR |
2326 | != rstp_learn_in_state(state)) { |
2327 | /* XXX: Learning action flows should also be flushed. */ | |
2328 | if (ofport->bundle) { | |
2372c146 JR |
2329 | if (!rstp_shift_root_learned_address(ofproto->rstp) |
2330 | || rstp_get_old_root_aux(ofproto->rstp) != ofport) { | |
2331 | bundle_flush_macs(ofport->bundle, false); | |
2332 | } | |
66ff280d | 2333 | } |
9efd308e DV |
2334 | } |
2335 | fwd_change = rstp_forward_in_state(ofport->rstp_state) | |
2336 | != rstp_forward_in_state(state); | |
2337 | ||
2338 | ofproto->backer->need_revalidate = REV_RSTP; | |
2339 | ofport->rstp_state = state; | |
2340 | ||
2341 | if (fwd_change && ofport->bundle) { | |
2342 | bundle_update(ofport->bundle); | |
2343 | } | |
2344 | ||
2345 | /* Update the RSTP state bits in the OpenFlow port description. */ | |
2346 | of_state = ofport->up.pp.state & ~OFPUTIL_PS_STP_MASK; | |
2347 | of_state |= (state == RSTP_LEARNING ? OFPUTIL_PS_STP_LEARN | |
2348 | : state == RSTP_FORWARDING ? OFPUTIL_PS_STP_FORWARD | |
2349 | : state == RSTP_DISCARDING ? OFPUTIL_PS_STP_LISTEN | |
2350 | : 0); | |
2351 | ofproto_port_set_state(&ofport->up, of_state); | |
2352 | } | |
2353 | } | |
2354 | ||
2355 | static void | |
2356 | rstp_run(struct ofproto_dpif *ofproto) | |
2357 | { | |
2358 | if (ofproto->rstp) { | |
2359 | long long int now = time_msec(); | |
2360 | long long int elapsed = now - ofproto->rstp_last_tick; | |
2361 | struct rstp_port *rp; | |
f025bcb7 | 2362 | struct ofport_dpif *ofport; |
54d3863b | 2363 | |
9efd308e DV |
2364 | /* Every second, decrease the values of the timers. */ |
2365 | if (elapsed >= 1000) { | |
2366 | rstp_tick_timers(ofproto->rstp); | |
2367 | ofproto->rstp_last_tick = now; | |
2368 | } | |
f025bcb7 JR |
2369 | rp = NULL; |
2370 | while ((ofport = rstp_get_next_changed_port_aux(ofproto->rstp, &rp))) { | |
2371 | update_rstp_port_state(ofport); | |
9efd308e | 2372 | } |
66ff280d JR |
2373 | rp = NULL; |
2374 | ofport = NULL; | |
9efd308e DV |
2375 | /* FIXME: This check should be done on-event (i.e., when setting |
2376 | * p->fdb_flush) and not periodically. | |
2377 | */ | |
66ff280d | 2378 | while ((ofport = rstp_check_and_reset_fdb_flush(ofproto->rstp, &rp))) { |
2372c146 JR |
2379 | if (!rstp_shift_root_learned_address(ofproto->rstp) |
2380 | || rstp_get_old_root_aux(ofproto->rstp) != ofport) { | |
2381 | bundle_flush_macs(ofport->bundle, false); | |
2382 | } | |
2383 | } | |
2384 | ||
2385 | if (rstp_shift_root_learned_address(ofproto->rstp)) { | |
c7e4f0b2 DV |
2386 | struct ofport_dpif *old_root_aux = |
2387 | (struct ofport_dpif *)rstp_get_old_root_aux(ofproto->rstp); | |
2388 | struct ofport_dpif *new_root_aux = | |
2389 | (struct ofport_dpif *)rstp_get_new_root_aux(ofproto->rstp); | |
2390 | if (old_root_aux != NULL && new_root_aux != NULL) { | |
2391 | bundle_move(old_root_aux->bundle, new_root_aux->bundle); | |
2392 | rstp_reset_root_changed(ofproto->rstp); | |
2393 | } | |
9efd308e DV |
2394 | } |
2395 | } | |
2396 | } | |
2397 | ||
21f7563c JP |
2398 | /* Configures STP on 'ofproto_' using the settings defined in 's'. */ |
2399 | static int | |
2400 | set_stp(struct ofproto *ofproto_, const struct ofproto_stp_settings *s) | |
2401 | { | |
2402 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
2403 | ||
2404 | /* Only revalidate flows if the configuration changed. */ | |
2405 | if (!s != !ofproto->stp) { | |
2cc3c58e | 2406 | ofproto->backer->need_revalidate = REV_RECONFIGURE; |
21f7563c JP |
2407 | } |
2408 | ||
2409 | if (s) { | |
2410 | if (!ofproto->stp) { | |
2411 | ofproto->stp = stp_create(ofproto_->name, s->system_id, | |
2412 | send_bpdu_cb, ofproto); | |
2413 | ofproto->stp_last_tick = time_msec(); | |
2414 | } | |
2415 | ||
2416 | stp_set_bridge_id(ofproto->stp, s->system_id); | |
2417 | stp_set_bridge_priority(ofproto->stp, s->priority); | |
2418 | stp_set_hello_time(ofproto->stp, s->hello_time); | |
2419 | stp_set_max_age(ofproto->stp, s->max_age); | |
2420 | stp_set_forward_delay(ofproto->stp, s->fwd_delay); | |
2421 | } else { | |
851bf71d EJ |
2422 | struct ofport *ofport; |
2423 | ||
2424 | HMAP_FOR_EACH (ofport, hmap_node, &ofproto->up.ports) { | |
2425 | set_stp_port(ofport, NULL); | |
2426 | } | |
2427 | ||
bd54dbcd | 2428 | stp_unref(ofproto->stp); |
21f7563c JP |
2429 | ofproto->stp = NULL; |
2430 | } | |
2431 | ||
2432 | return 0; | |
2433 | } | |
2434 | ||
2435 | static int | |
2436 | get_stp_status(struct ofproto *ofproto_, struct ofproto_stp_status *s) | |
2437 | { | |
2438 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
2439 | ||
2440 | if (ofproto->stp) { | |
2441 | s->enabled = true; | |
2442 | s->bridge_id = stp_get_bridge_id(ofproto->stp); | |
2443 | s->designated_root = stp_get_designated_root(ofproto->stp); | |
2444 | s->root_path_cost = stp_get_root_path_cost(ofproto->stp); | |
2445 | } else { | |
2446 | s->enabled = false; | |
2447 | } | |
2448 | ||
2449 | return 0; | |
2450 | } | |
2451 | ||
2452 | static void | |
2453 | update_stp_port_state(struct ofport_dpif *ofport) | |
2454 | { | |
2455 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofport->up.ofproto); | |
2456 | enum stp_state state; | |
2457 | ||
2458 | /* Figure out new state. */ | |
2459 | state = ofport->stp_port ? stp_port_get_state(ofport->stp_port) | |
2460 | : STP_DISABLED; | |
2461 | ||
2462 | /* Update state. */ | |
2463 | if (ofport->stp_state != state) { | |
9e1fd49b | 2464 | enum ofputil_port_state of_state; |
21f7563c JP |
2465 | bool fwd_change; |
2466 | ||
9a0bb428 JR |
2467 | VLOG_DBG("port %s: STP state changed from %s to %s", |
2468 | netdev_get_name(ofport->up.netdev), | |
2469 | stp_state_name(ofport->stp_state), | |
2470 | stp_state_name(state)); | |
21f7563c JP |
2471 | if (stp_learn_in_state(ofport->stp_state) |
2472 | != stp_learn_in_state(state)) { | |
2473 | /* xxx Learning action flows should also be flushed. */ | |
509c0149 | 2474 | ovs_rwlock_wrlock(&ofproto->ml->rwlock); |
30618594 | 2475 | mac_learning_flush(ofproto->ml); |
509c0149 | 2476 | ovs_rwlock_unlock(&ofproto->ml->rwlock); |
6d95c4e8 | 2477 | mcast_snooping_mdb_flush(ofproto->ms); |
21f7563c JP |
2478 | } |
2479 | fwd_change = stp_forward_in_state(ofport->stp_state) | |
2480 | != stp_forward_in_state(state); | |
2481 | ||
2cc3c58e | 2482 | ofproto->backer->need_revalidate = REV_STP; |
21f7563c JP |
2483 | ofport->stp_state = state; |
2484 | ofport->stp_state_entered = time_msec(); | |
2485 | ||
b308140a | 2486 | if (fwd_change && ofport->bundle) { |
21f7563c JP |
2487 | bundle_update(ofport->bundle); |
2488 | } | |
2489 | ||
2490 | /* Update the STP state bits in the OpenFlow port description. */ | |
9e1fd49b BP |
2491 | of_state = ofport->up.pp.state & ~OFPUTIL_PS_STP_MASK; |
2492 | of_state |= (state == STP_LISTENING ? OFPUTIL_PS_STP_LISTEN | |
2493 | : state == STP_LEARNING ? OFPUTIL_PS_STP_LEARN | |
2494 | : state == STP_FORWARDING ? OFPUTIL_PS_STP_FORWARD | |
2495 | : state == STP_BLOCKING ? OFPUTIL_PS_STP_BLOCK | |
2496 | : 0); | |
21f7563c JP |
2497 | ofproto_port_set_state(&ofport->up, of_state); |
2498 | } | |
2499 | } | |
2500 | ||
2501 | /* Configures STP on 'ofport_' using the settings defined in 's'. The | |
2502 | * caller is responsible for assigning STP port numbers and ensuring | |
2503 | * there are no duplicates. */ | |
2504 | static int | |
2505 | set_stp_port(struct ofport *ofport_, | |
2506 | const struct ofproto_port_stp_settings *s) | |
2507 | { | |
2508 | struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
2509 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofport->up.ofproto); | |
2510 | struct stp_port *sp = ofport->stp_port; | |
2511 | ||
2512 | if (!s || !s->enable) { | |
2513 | if (sp) { | |
2514 | ofport->stp_port = NULL; | |
2515 | stp_port_disable(sp); | |
ecd12731 | 2516 | update_stp_port_state(ofport); |
21f7563c JP |
2517 | } |
2518 | return 0; | |
2519 | } else if (sp && stp_port_no(sp) != s->port_num | |
f025bcb7 | 2520 | && ofport == stp_port_get_aux(sp)) { |
21f7563c JP |
2521 | /* The port-id changed, so disable the old one if it's not |
2522 | * already in use by another port. */ | |
2523 | stp_port_disable(sp); | |
2524 | } | |
2525 | ||
2526 | sp = ofport->stp_port = stp_get_port(ofproto->stp, s->port_num); | |
21f7563c | 2527 | |
fb20b0bf JR |
2528 | /* Set name before enabling the port so that debugging messages can print |
2529 | * the name. */ | |
11306274 | 2530 | stp_port_set_name(sp, netdev_get_name(ofport->up.netdev)); |
fb20b0bf JR |
2531 | stp_port_enable(sp); |
2532 | ||
21f7563c JP |
2533 | stp_port_set_aux(sp, ofport); |
2534 | stp_port_set_priority(sp, s->priority); | |
2535 | stp_port_set_path_cost(sp, s->path_cost); | |
2536 | ||
2537 | update_stp_port_state(ofport); | |
2538 | ||
2539 | return 0; | |
2540 | } | |
2541 | ||
2542 | static int | |
2543 | get_stp_port_status(struct ofport *ofport_, | |
2544 | struct ofproto_port_stp_status *s) | |
2545 | { | |
2546 | struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
2547 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofport->up.ofproto); | |
2548 | struct stp_port *sp = ofport->stp_port; | |
2549 | ||
2550 | if (!ofproto->stp || !sp) { | |
2551 | s->enabled = false; | |
2552 | return 0; | |
2553 | } | |
2554 | ||
2555 | s->enabled = true; | |
926c9a4a | 2556 | stp_port_get_status(sp, &s->port_id, &s->state, &s->role); |
21f7563c | 2557 | s->sec_in_state = (time_msec() - ofport->stp_state_entered) / 1000; |
fd28ce3a JS |
2558 | |
2559 | return 0; | |
2560 | } | |
2561 | ||
2562 | static int | |
2563 | get_stp_port_stats(struct ofport *ofport_, | |
2564 | struct ofproto_port_stp_stats *s) | |
2565 | { | |
2566 | struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
2567 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofport->up.ofproto); | |
2568 | struct stp_port *sp = ofport->stp_port; | |
2569 | ||
2570 | if (!ofproto->stp || !sp) { | |
2571 | s->enabled = false; | |
2572 | return 0; | |
2573 | } | |
2574 | ||
2575 | s->enabled = true; | |
80740385 | 2576 | stp_port_get_counts(sp, &s->tx_count, &s->rx_count, &s->error_count); |
21f7563c JP |
2577 | |
2578 | return 0; | |
2579 | } | |
2580 | ||
2581 | static void | |
2582 | stp_run(struct ofproto_dpif *ofproto) | |
2583 | { | |
2584 | if (ofproto->stp) { | |
2585 | long long int now = time_msec(); | |
2586 | long long int elapsed = now - ofproto->stp_last_tick; | |
2587 | struct stp_port *sp; | |
2588 | ||
2589 | if (elapsed > 0) { | |
2590 | stp_tick(ofproto->stp, MIN(INT_MAX, elapsed)); | |
2591 | ofproto->stp_last_tick = now; | |
2592 | } | |
2593 | while (stp_get_changed_port(ofproto->stp, &sp)) { | |
2594 | struct ofport_dpif *ofport = stp_port_get_aux(sp); | |
2595 | ||
2596 | if (ofport) { | |
2597 | update_stp_port_state(ofport); | |
2598 | } | |
2599 | } | |
6ae50723 EJ |
2600 | |
2601 | if (stp_check_and_reset_fdb_flush(ofproto->stp)) { | |
509c0149 | 2602 | ovs_rwlock_wrlock(&ofproto->ml->rwlock); |
30618594 | 2603 | mac_learning_flush(ofproto->ml); |
509c0149 | 2604 | ovs_rwlock_unlock(&ofproto->ml->rwlock); |
6d95c4e8 | 2605 | mcast_snooping_mdb_flush(ofproto->ms); |
6ae50723 | 2606 | } |
21f7563c JP |
2607 | } |
2608 | } | |
2609 | ||
2610 | static void | |
2611 | stp_wait(struct ofproto_dpif *ofproto) | |
2612 | { | |
2613 | if (ofproto->stp) { | |
2614 | poll_timer_wait(1000); | |
2615 | } | |
2616 | } | |
9efd308e DV |
2617 | |
2618 | /* Configures RSTP on 'ofport_' using the settings defined in 's'. The | |
2619 | * caller is responsible for assigning RSTP port numbers and ensuring | |
2620 | * there are no duplicates. */ | |
2621 | static void | |
2622 | set_rstp_port(struct ofport *ofport_, | |
cc33c223 | 2623 | const struct ofproto_port_rstp_settings *s) |
9efd308e DV |
2624 | { |
2625 | struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
2626 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofport->up.ofproto); | |
2627 | struct rstp_port *rp = ofport->rstp_port; | |
9efd308e DV |
2628 | |
2629 | if (!s || !s->enable) { | |
2630 | if (rp) { | |
e73e9165 JR |
2631 | rstp_port_set_aux(rp, NULL); |
2632 | rstp_port_set_state(rp, RSTP_DISABLED); | |
2633 | rstp_port_set_mac_operational(rp, false); | |
9efd308e | 2634 | ofport->rstp_port = NULL; |
e73e9165 | 2635 | rstp_port_unref(rp); |
9efd308e DV |
2636 | update_rstp_port_state(ofport); |
2637 | } | |
9efd308e DV |
2638 | return; |
2639 | } | |
f025bcb7 JR |
2640 | |
2641 | /* Check if need to add a new port. */ | |
9efd308e DV |
2642 | if (!rp) { |
2643 | rp = ofport->rstp_port = rstp_add_port(ofproto->rstp); | |
2644 | } | |
9efd308e | 2645 | |
f025bcb7 | 2646 | rstp_port_set(rp, s->port_num, s->priority, s->path_cost, |
67e8c1ac JR |
2647 | s->admin_edge_port, s->auto_edge, |
2648 | s->admin_p2p_mac_state, s->admin_port_state, s->mcheck, | |
2649 | ofport); | |
9efd308e | 2650 | update_rstp_port_state(ofport); |
29db47ce JR |
2651 | /* Synchronize operational status. */ |
2652 | rstp_port_set_mac_operational(rp, ofport->may_enable); | |
9efd308e DV |
2653 | } |
2654 | ||
2655 | static void | |
2656 | get_rstp_port_status(struct ofport *ofport_, | |
2657 | struct ofproto_port_rstp_status *s) | |
2658 | { | |
2659 | struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
2660 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofport->up.ofproto); | |
2661 | struct rstp_port *rp = ofport->rstp_port; | |
2662 | ||
2663 | if (!ofproto->rstp || !rp) { | |
2664 | s->enabled = false; | |
2665 | return; | |
2666 | } | |
2667 | ||
2668 | s->enabled = true; | |
9c64e6b8 JR |
2669 | rstp_port_get_status(rp, &s->port_id, &s->state, &s->role, |
2670 | &s->designated_bridge_id, &s->designated_port_id, | |
2671 | &s->designated_path_cost, &s->tx_count, | |
f025bcb7 | 2672 | &s->rx_count, &s->error_count, &s->uptime); |
9efd308e DV |
2673 | } |
2674 | ||
21f7563c | 2675 | \f |
8b36f51e | 2676 | static int |
55954f6e | 2677 | set_queues(struct ofport *ofport_, const struct ofproto_port_queue *qdscp, |
8b36f51e EJ |
2678 | size_t n_qdscp) |
2679 | { | |
2680 | struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
2681 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofport->up.ofproto); | |
8b36f51e | 2682 | |
55954f6e EJ |
2683 | if (ofport->n_qdscp != n_qdscp |
2684 | || (n_qdscp && memcmp(ofport->qdscp, qdscp, | |
2685 | n_qdscp * sizeof *qdscp))) { | |
2cc3c58e | 2686 | ofproto->backer->need_revalidate = REV_RECONFIGURE; |
55954f6e EJ |
2687 | free(ofport->qdscp); |
2688 | ofport->qdscp = n_qdscp | |
2689 | ? xmemdup(qdscp, n_qdscp * sizeof *qdscp) | |
2690 | : NULL; | |
2691 | ofport->n_qdscp = n_qdscp; | |
8b36f51e EJ |
2692 | } |
2693 | ||
8b36f51e EJ |
2694 | return 0; |
2695 | } | |
2696 | \f | |
abe529af BP |
2697 | /* Bundles. */ |
2698 | ||
b44a10b7 BP |
2699 | /* Expires all MAC learning entries associated with 'bundle' and forces its |
2700 | * ofproto to revalidate every flow. | |
2701 | * | |
2702 | * Normally MAC learning entries are removed only from the ofproto associated | |
2703 | * with 'bundle', but if 'all_ofprotos' is true, then the MAC learning entries | |
2704 | * are removed from every ofproto. When patch ports and SLB bonds are in use | |
2705 | * and a VM migration happens and the gratuitous ARPs are somehow lost, this | |
2706 | * avoids a MAC_ENTRY_IDLE_TIME delay before the migrated VM can communicate | |
2707 | * with the host from which it migrated. */ | |
abe529af | 2708 | static void |
b44a10b7 | 2709 | bundle_flush_macs(struct ofbundle *bundle, bool all_ofprotos) |
abe529af BP |
2710 | { |
2711 | struct ofproto_dpif *ofproto = bundle->ofproto; | |
2712 | struct mac_learning *ml = ofproto->ml; | |
2713 | struct mac_entry *mac, *next_mac; | |
2714 | ||
2cc3c58e | 2715 | ofproto->backer->need_revalidate = REV_RECONFIGURE; |
509c0149 | 2716 | ovs_rwlock_wrlock(&ml->rwlock); |
abe529af | 2717 | LIST_FOR_EACH_SAFE (mac, next_mac, lru_node, &ml->lrus) { |
9d078ec2 | 2718 | if (mac_entry_get_port(ml, mac) == bundle) { |
b44a10b7 BP |
2719 | if (all_ofprotos) { |
2720 | struct ofproto_dpif *o; | |
2721 | ||
2722 | HMAP_FOR_EACH (o, all_ofproto_dpifs_node, &all_ofproto_dpifs) { | |
2723 | if (o != ofproto) { | |
2724 | struct mac_entry *e; | |
2725 | ||
509c0149 | 2726 | ovs_rwlock_wrlock(&o->ml->rwlock); |
30618594 | 2727 | e = mac_learning_lookup(o->ml, mac->mac, mac->vlan); |
b44a10b7 | 2728 | if (e) { |
b44a10b7 BP |
2729 | mac_learning_expire(o->ml, e); |
2730 | } | |
509c0149 | 2731 | ovs_rwlock_unlock(&o->ml->rwlock); |
b44a10b7 BP |
2732 | } |
2733 | } | |
2734 | } | |
2735 | ||
abe529af BP |
2736 | mac_learning_expire(ml, mac); |
2737 | } | |
2738 | } | |
509c0149 | 2739 | ovs_rwlock_unlock(&ml->rwlock); |
abe529af BP |
2740 | } |
2741 | ||
2372c146 JR |
2742 | static void |
2743 | bundle_move(struct ofbundle *old, struct ofbundle *new) | |
2744 | { | |
2745 | struct ofproto_dpif *ofproto = old->ofproto; | |
2746 | struct mac_learning *ml = ofproto->ml; | |
2747 | struct mac_entry *mac, *next_mac; | |
2748 | ||
2749 | ovs_assert(new->ofproto == old->ofproto); | |
2750 | ||
2751 | ofproto->backer->need_revalidate = REV_RECONFIGURE; | |
2752 | ovs_rwlock_wrlock(&ml->rwlock); | |
2753 | LIST_FOR_EACH_SAFE (mac, next_mac, lru_node, &ml->lrus) { | |
9d078ec2 BP |
2754 | if (mac_entry_get_port(ml, mac) == old) { |
2755 | mac_entry_set_port(ml, mac, new); | |
2372c146 JR |
2756 | } |
2757 | } | |
2758 | ovs_rwlock_unlock(&ml->rwlock); | |
2759 | } | |
2760 | ||
abe529af BP |
2761 | static struct ofbundle * |
2762 | bundle_lookup(const struct ofproto_dpif *ofproto, void *aux) | |
2763 | { | |
2764 | struct ofbundle *bundle; | |
2765 | ||
2766 | HMAP_FOR_EACH_IN_BUCKET (bundle, hmap_node, hash_pointer(aux, 0), | |
2767 | &ofproto->bundles) { | |
2768 | if (bundle->aux == aux) { | |
2769 | return bundle; | |
2770 | } | |
2771 | } | |
2772 | return NULL; | |
2773 | } | |
2774 | ||
7bde8dd8 JP |
2775 | static void |
2776 | bundle_update(struct ofbundle *bundle) | |
2777 | { | |
2778 | struct ofport_dpif *port; | |
2779 | ||
2780 | bundle->floodable = true; | |
2781 | LIST_FOR_EACH (port, bundle_node, &bundle->ports) { | |
9e1fd49b | 2782 | if (port->up.pp.config & OFPUTIL_PC_NO_FLOOD |
a6363cfd | 2783 | || port->is_layer3 |
4b5f1996 DV |
2784 | || (bundle->ofproto->stp && !stp_forward_in_state(port->stp_state)) |
2785 | || (bundle->ofproto->rstp && !rstp_forward_in_state(port->rstp_state))) { | |
7bde8dd8 JP |
2786 | bundle->floodable = false; |
2787 | break; | |
2788 | } | |
2789 | } | |
2790 | } | |
2791 | ||
abe529af BP |
2792 | static void |
2793 | bundle_del_port(struct ofport_dpif *port) | |
2794 | { | |
2795 | struct ofbundle *bundle = port->bundle; | |
2796 | ||
2cc3c58e | 2797 | bundle->ofproto->backer->need_revalidate = REV_RECONFIGURE; |
6f77f4ae | 2798 | |
417e7e66 | 2799 | ovs_list_remove(&port->bundle_node); |
abe529af BP |
2800 | port->bundle = NULL; |
2801 | ||
2802 | if (bundle->lacp) { | |
2803 | lacp_slave_unregister(bundle->lacp, port); | |
2804 | } | |
2805 | if (bundle->bond) { | |
2806 | bond_slave_unregister(bundle->bond, port); | |
2807 | } | |
2808 | ||
7bde8dd8 | 2809 | bundle_update(bundle); |
abe529af BP |
2810 | } |
2811 | ||
2812 | static bool | |
4e022ec0 | 2813 | bundle_add_port(struct ofbundle *bundle, ofp_port_t ofp_port, |
df53d41c | 2814 | struct lacp_slave_settings *lacp) |
abe529af BP |
2815 | { |
2816 | struct ofport_dpif *port; | |
2817 | ||
e672ff9b | 2818 | port = ofp_port_to_ofport(bundle->ofproto, ofp_port); |
abe529af BP |
2819 | if (!port) { |
2820 | return false; | |
2821 | } | |
2822 | ||
2823 | if (port->bundle != bundle) { | |
2cc3c58e | 2824 | bundle->ofproto->backer->need_revalidate = REV_RECONFIGURE; |
abe529af | 2825 | if (port->bundle) { |
e019a574 | 2826 | bundle_remove(&port->up); |
abe529af BP |
2827 | } |
2828 | ||
2829 | port->bundle = bundle; | |
417e7e66 | 2830 | ovs_list_push_back(&bundle->ports, &port->bundle_node); |
9e1fd49b | 2831 | if (port->up.pp.config & OFPUTIL_PC_NO_FLOOD |
a6363cfd | 2832 | || port->is_layer3 |
4b5f1996 DV |
2833 | || (bundle->ofproto->stp && !stp_forward_in_state(port->stp_state)) |
2834 | || (bundle->ofproto->rstp && !rstp_forward_in_state(port->rstp_state))) { | |
abe529af BP |
2835 | bundle->floodable = false; |
2836 | } | |
2837 | } | |
2838 | if (lacp) { | |
2cc3c58e | 2839 | bundle->ofproto->backer->need_revalidate = REV_RECONFIGURE; |
abe529af BP |
2840 | lacp_slave_register(bundle->lacp, port, lacp); |
2841 | } | |
2842 | ||
2843 | return true; | |
2844 | } | |
2845 | ||
2846 | static void | |
2847 | bundle_destroy(struct ofbundle *bundle) | |
2848 | { | |
2849 | struct ofproto_dpif *ofproto; | |
2850 | struct ofport_dpif *port, *next_port; | |
abe529af BP |
2851 | |
2852 | if (!bundle) { | |
2853 | return; | |
2854 | } | |
2855 | ||
2856 | ofproto = bundle->ofproto; | |
67912650 | 2857 | mbridge_unregister_bundle(ofproto->mbridge, bundle); |
abe529af | 2858 | |
84f0f298 | 2859 | xlate_txn_start(); |
46c88433 | 2860 | xlate_bundle_remove(bundle); |
84f0f298 | 2861 | xlate_txn_commit(); |
46c88433 | 2862 | |
abe529af BP |
2863 | LIST_FOR_EACH_SAFE (port, next_port, bundle_node, &bundle->ports) { |
2864 | bundle_del_port(port); | |
2865 | } | |
2866 | ||
b44a10b7 | 2867 | bundle_flush_macs(bundle, true); |
b077575e | 2868 | mcast_snooping_flush_bundle(ofproto->ms, bundle); |
abe529af BP |
2869 | hmap_remove(&ofproto->bundles, &bundle->hmap_node); |
2870 | free(bundle->name); | |
2871 | free(bundle->trunks); | |
fed8962a | 2872 | free(bundle->cvlans); |
91779071 | 2873 | lacp_unref(bundle->lacp); |
03366a2d | 2874 | bond_unref(bundle->bond); |
abe529af BP |
2875 | free(bundle); |
2876 | } | |
2877 | ||
2878 | static int | |
2879 | bundle_set(struct ofproto *ofproto_, void *aux, | |
2880 | const struct ofproto_bundle_settings *s) | |
2881 | { | |
2882 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
2883 | bool need_flush = false; | |
abe529af BP |
2884 | struct ofport_dpif *port; |
2885 | struct ofbundle *bundle; | |
f0fb825a | 2886 | unsigned long *trunks = NULL; |
fed8962a | 2887 | unsigned long *cvlans = NULL; |
ecac4ebf | 2888 | int vlan; |
abe529af BP |
2889 | size_t i; |
2890 | bool ok; | |
2891 | ||
2892 | if (!s) { | |
2893 | bundle_destroy(bundle_lookup(ofproto, aux)); | |
2894 | return 0; | |
2895 | } | |
2896 | ||
cb22974d BP |
2897 | ovs_assert(s->n_slaves == 1 || s->bond != NULL); |
2898 | ovs_assert((s->lacp != NULL) == (s->lacp_slaves != NULL)); | |
abe529af BP |
2899 | |
2900 | bundle = bundle_lookup(ofproto, aux); | |
2901 | if (!bundle) { | |
2902 | bundle = xmalloc(sizeof *bundle); | |
2903 | ||
2904 | bundle->ofproto = ofproto; | |
2905 | hmap_insert(&ofproto->bundles, &bundle->hmap_node, | |
2906 | hash_pointer(aux, 0)); | |
2907 | bundle->aux = aux; | |
2908 | bundle->name = NULL; | |
2909 | ||
417e7e66 | 2910 | ovs_list_init(&bundle->ports); |
ecac4ebf | 2911 | bundle->vlan_mode = PORT_VLAN_TRUNK; |
fed8962a | 2912 | bundle->qinq_ethtype = ETH_TYPE_VLAN_8021AD; |
abe529af BP |
2913 | bundle->vlan = -1; |
2914 | bundle->trunks = NULL; | |
fed8962a | 2915 | bundle->cvlans = NULL; |
5e9ceccd | 2916 | bundle->use_priority_tags = s->use_priority_tags; |
abe529af BP |
2917 | bundle->lacp = NULL; |
2918 | bundle->bond = NULL; | |
2919 | ||
2920 | bundle->floodable = true; | |
c005f976 | 2921 | bundle->protected = false; |
ec7ceaed | 2922 | mbridge_register_bundle(ofproto->mbridge, bundle); |
abe529af BP |
2923 | } |
2924 | ||
2925 | if (!bundle->name || strcmp(s->name, bundle->name)) { | |
2926 | free(bundle->name); | |
2927 | bundle->name = xstrdup(s->name); | |
2928 | } | |
2929 | ||
2930 | /* LACP. */ | |
2931 | if (s->lacp) { | |
e2d13c43 | 2932 | ofproto->lacp_enabled = true; |
abe529af | 2933 | if (!bundle->lacp) { |
2cc3c58e | 2934 | ofproto->backer->need_revalidate = REV_RECONFIGURE; |
abe529af BP |
2935 | bundle->lacp = lacp_create(); |
2936 | } | |
2937 | lacp_configure(bundle->lacp, s->lacp); | |
2938 | } else { | |
91779071 | 2939 | lacp_unref(bundle->lacp); |
abe529af BP |
2940 | bundle->lacp = NULL; |
2941 | } | |
2942 | ||
2943 | /* Update set of ports. */ | |
2944 | ok = true; | |
2945 | for (i = 0; i < s->n_slaves; i++) { | |
2946 | if (!bundle_add_port(bundle, s->slaves[i], | |
df53d41c | 2947 | s->lacp ? &s->lacp_slaves[i] : NULL)) { |
abe529af BP |
2948 | ok = false; |
2949 | } | |
2950 | } | |
417e7e66 | 2951 | if (!ok || ovs_list_size(&bundle->ports) != s->n_slaves) { |
abe529af BP |
2952 | struct ofport_dpif *next_port; |
2953 | ||
2954 | LIST_FOR_EACH_SAFE (port, next_port, bundle_node, &bundle->ports) { | |
2955 | for (i = 0; i < s->n_slaves; i++) { | |
56c769ab | 2956 | if (s->slaves[i] == port->up.ofp_port) { |
abe529af BP |
2957 | goto found; |
2958 | } | |
2959 | } | |
2960 | ||
2961 | bundle_del_port(port); | |
2962 | found: ; | |
2963 | } | |
2964 | } | |
417e7e66 | 2965 | ovs_assert(ovs_list_size(&bundle->ports) <= s->n_slaves); |
abe529af | 2966 | |
417e7e66 | 2967 | if (ovs_list_is_empty(&bundle->ports)) { |
abe529af BP |
2968 | bundle_destroy(bundle); |
2969 | return EINVAL; | |
2970 | } | |
2971 | ||
ecac4ebf | 2972 | /* Set VLAN tagging mode */ |
5e9ceccd BP |
2973 | if (s->vlan_mode != bundle->vlan_mode |
2974 | || s->use_priority_tags != bundle->use_priority_tags) { | |
ecac4ebf | 2975 | bundle->vlan_mode = s->vlan_mode; |
5e9ceccd | 2976 | bundle->use_priority_tags = s->use_priority_tags; |
ecac4ebf BP |
2977 | need_flush = true; |
2978 | } | |
2979 | ||
fed8962a EG |
2980 | if (s->qinq_ethtype != bundle->qinq_ethtype) { |
2981 | bundle->qinq_ethtype = s->qinq_ethtype; | |
2982 | need_flush = true; | |
2983 | } | |
2984 | ||
abe529af | 2985 | /* Set VLAN tag. */ |
ecac4ebf BP |
2986 | vlan = (s->vlan_mode == PORT_VLAN_TRUNK ? -1 |
2987 | : s->vlan >= 0 && s->vlan <= 4095 ? s->vlan | |
2988 | : 0); | |
2989 | if (vlan != bundle->vlan) { | |
2990 | bundle->vlan = vlan; | |
abe529af BP |
2991 | need_flush = true; |
2992 | } | |
2993 | ||
2994 | /* Get trunked VLANs. */ | |
ecac4ebf BP |
2995 | switch (s->vlan_mode) { |
2996 | case PORT_VLAN_ACCESS: | |
2997 | trunks = NULL; | |
2998 | break; | |
2999 | ||
3000 | case PORT_VLAN_TRUNK: | |
ebc56baa | 3001 | trunks = CONST_CAST(unsigned long *, s->trunks); |
ecac4ebf BP |
3002 | break; |
3003 | ||
3004 | case PORT_VLAN_NATIVE_UNTAGGED: | |
3005 | case PORT_VLAN_NATIVE_TAGGED: | |
3006 | if (vlan != 0 && (!s->trunks | |
3007 | || !bitmap_is_set(s->trunks, vlan) | |
3008 | || bitmap_is_set(s->trunks, 0))) { | |
3009 | /* Force trunking the native VLAN and prohibit trunking VLAN 0. */ | |
3010 | if (s->trunks) { | |
3011 | trunks = bitmap_clone(s->trunks, 4096); | |
3012 | } else { | |
3013 | trunks = bitmap_allocate1(4096); | |
3014 | } | |
3015 | bitmap_set1(trunks, vlan); | |
3016 | bitmap_set0(trunks, 0); | |
3017 | } else { | |
ebc56baa | 3018 | trunks = CONST_CAST(unsigned long *, s->trunks); |
ecac4ebf BP |
3019 | } |
3020 | break; | |
3021 | ||
fed8962a EG |
3022 | case PORT_VLAN_DOT1Q_TUNNEL: |
3023 | cvlans = CONST_CAST(unsigned long *, s->cvlans); | |
3024 | break; | |
3025 | ||
ecac4ebf | 3026 | default: |
428b2edd | 3027 | OVS_NOT_REACHED(); |
ecac4ebf | 3028 | } |
abe529af BP |
3029 | if (!vlan_bitmap_equal(trunks, bundle->trunks)) { |
3030 | free(bundle->trunks); | |
ecac4ebf BP |
3031 | if (trunks == s->trunks) { |
3032 | bundle->trunks = vlan_bitmap_clone(trunks); | |
3033 | } else { | |
3034 | bundle->trunks = trunks; | |
3035 | trunks = NULL; | |
3036 | } | |
abe529af BP |
3037 | need_flush = true; |
3038 | } | |
ecac4ebf BP |
3039 | if (trunks != s->trunks) { |
3040 | free(trunks); | |
3041 | } | |
abe529af | 3042 | |
fed8962a EG |
3043 | if (!vlan_bitmap_equal(cvlans, bundle->cvlans)) { |
3044 | free(bundle->cvlans); | |
3045 | if (cvlans == s->cvlans) { | |
3046 | bundle->cvlans = vlan_bitmap_clone(cvlans); | |
3047 | } else { | |
3048 | bundle->cvlans = cvlans; | |
3049 | cvlans = NULL; | |
3050 | } | |
3051 | need_flush = true; | |
3052 | } | |
3053 | if (cvlans != s->cvlans) { | |
3054 | free(cvlans); | |
3055 | } | |
3056 | ||
abe529af | 3057 | /* Bonding. */ |
417e7e66 | 3058 | if (!ovs_list_is_short(&bundle->ports)) { |
abe529af BP |
3059 | bundle->ofproto->has_bonded_bundles = true; |
3060 | if (bundle->bond) { | |
3061 | if (bond_reconfigure(bundle->bond, s->bond)) { | |
2cc3c58e | 3062 | ofproto->backer->need_revalidate = REV_RECONFIGURE; |
abe529af BP |
3063 | } |
3064 | } else { | |
adcf00ba | 3065 | bundle->bond = bond_create(s->bond, ofproto); |
2cc3c58e | 3066 | ofproto->backer->need_revalidate = REV_RECONFIGURE; |
abe529af BP |
3067 | } |
3068 | ||
3069 | LIST_FOR_EACH (port, bundle_node, &bundle->ports) { | |
adcf00ba AZ |
3070 | bond_slave_register(bundle->bond, port, |
3071 | port->up.ofp_port, port->up.netdev); | |
abe529af BP |
3072 | } |
3073 | } else { | |
03366a2d | 3074 | bond_unref(bundle->bond); |
abe529af BP |
3075 | bundle->bond = NULL; |
3076 | } | |
3077 | ||
c005f976 BK |
3078 | /* Set proteced port mode */ |
3079 | if (s->protected != bundle->protected) { | |
3080 | bundle->protected = s->protected; | |
3081 | need_flush = true; | |
3082 | } | |
3083 | ||
abe529af BP |
3084 | /* If we changed something that would affect MAC learning, un-learn |
3085 | * everything on this port and force flow revalidation. */ | |
3086 | if (need_flush) { | |
b44a10b7 | 3087 | bundle_flush_macs(bundle, false); |
4fbbf862 | 3088 | mcast_snooping_flush_bundle(ofproto->ms, bundle); |
abe529af BP |
3089 | } |
3090 | ||
3091 | return 0; | |
3092 | } | |
3093 | ||
3094 | static void | |
3095 | bundle_remove(struct ofport *port_) | |
3096 | { | |
3097 | struct ofport_dpif *port = ofport_dpif_cast(port_); | |
3098 | struct ofbundle *bundle = port->bundle; | |
3099 | ||
3100 | if (bundle) { | |
3101 | bundle_del_port(port); | |
417e7e66 | 3102 | if (ovs_list_is_empty(&bundle->ports)) { |
abe529af | 3103 | bundle_destroy(bundle); |
417e7e66 | 3104 | } else if (ovs_list_is_short(&bundle->ports)) { |
03366a2d | 3105 | bond_unref(bundle->bond); |
abe529af BP |
3106 | bundle->bond = NULL; |
3107 | } | |
3108 | } | |
3109 | } | |
3110 | ||
3111 | static void | |
5f877369 | 3112 | send_pdu_cb(void *port_, const void *pdu, size_t pdu_size) |
abe529af BP |
3113 | { |
3114 | static struct vlog_rate_limit rl = VLOG_RATE_LIMIT_INIT(1, 10); | |
3115 | struct ofport_dpif *port = port_; | |
74ff3298 | 3116 | struct eth_addr ea; |
abe529af BP |
3117 | int error; |
3118 | ||
74ff3298 | 3119 | error = netdev_get_etheraddr(port->up.netdev, &ea); |
abe529af | 3120 | if (!error) { |
cf62fa4c | 3121 | struct dp_packet packet; |
5f877369 | 3122 | void *packet_pdu; |
abe529af | 3123 | |
cf62fa4c | 3124 | dp_packet_init(&packet, 0); |
abe529af | 3125 | packet_pdu = eth_compose(&packet, eth_addr_lacp, ea, ETH_TYPE_LACP, |
5f877369 EJ |
3126 | pdu_size); |
3127 | memcpy(packet_pdu, pdu, pdu_size); | |
3128 | ||
2eb79142 | 3129 | ofproto_dpif_send_packet(port, false, &packet); |
cf62fa4c | 3130 | dp_packet_uninit(&packet); |
abe529af BP |
3131 | } else { |
3132 | VLOG_ERR_RL(&rl, "port %s: cannot obtain Ethernet address of iface " | |
3133 | "%s (%s)", port->bundle->name, | |
10a89ef0 | 3134 | netdev_get_name(port->up.netdev), ovs_strerror(error)); |
abe529af BP |
3135 | } |
3136 | } | |
3137 | ||
3138 | static void | |
3139 | bundle_send_learning_packets(struct ofbundle *bundle) | |
3140 | { | |
3141 | struct ofproto_dpif *ofproto = bundle->ofproto; | |
3142 | int error, n_packets, n_errors; | |
3143 | struct mac_entry *e; | |
8613db65 DDP |
3144 | struct pkt_list { |
3145 | struct ovs_list list_node; | |
3146 | struct ofport_dpif *port; | |
3147 | struct dp_packet *pkt; | |
3148 | } *pkt_node; | |
ca6ba700 | 3149 | struct ovs_list packets; |
abe529af | 3150 | |
417e7e66 | 3151 | ovs_list_init(&packets); |
509c0149 | 3152 | ovs_rwlock_rdlock(&ofproto->ml->rwlock); |
abe529af | 3153 | LIST_FOR_EACH (e, lru_node, &ofproto->ml->lrus) { |
9d078ec2 | 3154 | if (mac_entry_get_port(ofproto->ml, e) != bundle) { |
8613db65 DDP |
3155 | pkt_node = xmalloc(sizeof *pkt_node); |
3156 | pkt_node->pkt = bond_compose_learning_packet(bundle->bond, | |
3157 | e->mac, e->vlan, | |
3158 | (void **)&pkt_node->port); | |
417e7e66 | 3159 | ovs_list_push_back(&packets, &pkt_node->list_node); |
abe529af BP |
3160 | } |
3161 | } | |
509c0149 | 3162 | ovs_rwlock_unlock(&ofproto->ml->rwlock); |
abe529af | 3163 | |
0165217e | 3164 | error = n_packets = n_errors = 0; |
8613db65 | 3165 | LIST_FOR_EACH_POP (pkt_node, list_node, &packets) { |
0165217e EJ |
3166 | int ret; |
3167 | ||
2eb79142 | 3168 | ret = ofproto_dpif_send_packet(pkt_node->port, false, pkt_node->pkt); |
8613db65 DDP |
3169 | dp_packet_delete(pkt_node->pkt); |
3170 | free(pkt_node); | |
0165217e EJ |
3171 | if (ret) { |
3172 | error = ret; | |
3173 | n_errors++; | |
3174 | } | |
3175 | n_packets++; | |
3176 | } | |
0165217e | 3177 | |
abe529af BP |
3178 | if (n_errors) { |
3179 | static struct vlog_rate_limit rl = VLOG_RATE_LIMIT_INIT(1, 5); | |
3180 | VLOG_WARN_RL(&rl, "bond %s: %d errors sending %d gratuitous learning " | |
3181 | "packets, last error was: %s", | |
10a89ef0 | 3182 | bundle->name, n_errors, n_packets, ovs_strerror(error)); |
abe529af BP |
3183 | } else { |
3184 | VLOG_DBG("bond %s: sent %d gratuitous learning packets", | |
3185 | bundle->name, n_packets); | |
3186 | } | |
3187 | } | |
3188 | ||
3189 | static void | |
3190 | bundle_run(struct ofbundle *bundle) | |
3191 | { | |
3192 | if (bundle->lacp) { | |
3193 | lacp_run(bundle->lacp, send_pdu_cb); | |
3194 | } | |
3195 | if (bundle->bond) { | |
3196 | struct ofport_dpif *port; | |
3197 | ||
3198 | LIST_FOR_EACH (port, bundle_node, &bundle->ports) { | |
015e08bc | 3199 | bond_slave_set_may_enable(bundle->bond, port, port->may_enable); |
abe529af BP |
3200 | } |
3201 | ||
4a1b8f30 EJ |
3202 | if (bond_run(bundle->bond, lacp_status(bundle->lacp))) { |
3203 | bundle->ofproto->backer->need_revalidate = REV_BOND; | |
3204 | } | |
3205 | ||
abe529af BP |
3206 | if (bond_should_send_learning_packets(bundle->bond)) { |
3207 | bundle_send_learning_packets(bundle); | |
3208 | } | |
3209 | } | |
3210 | } | |
3211 | ||
3212 | static void | |
3213 | bundle_wait(struct ofbundle *bundle) | |
3214 | { | |
3215 | if (bundle->lacp) { | |
3216 | lacp_wait(bundle->lacp); | |
3217 | } | |
3218 | if (bundle->bond) { | |
3219 | bond_wait(bundle->bond); | |
3220 | } | |
3221 | } | |
3222 | \f | |
3223 | /* Mirrors. */ | |
3224 | ||
3225 | static int | |
ec7ceaed EJ |
3226 | mirror_set__(struct ofproto *ofproto_, void *aux, |
3227 | const struct ofproto_mirror_settings *s) | |
abe529af BP |
3228 | { |
3229 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
ec7ceaed EJ |
3230 | struct ofbundle **srcs, **dsts; |
3231 | int error; | |
3232 | size_t i; | |
abe529af | 3233 | |
abe529af | 3234 | if (!s) { |
ec7ceaed | 3235 | mirror_destroy(ofproto->mbridge, aux); |
abe529af BP |
3236 | return 0; |
3237 | } | |
3238 | ||
ec7ceaed EJ |
3239 | srcs = xmalloc(s->n_srcs * sizeof *srcs); |
3240 | dsts = xmalloc(s->n_dsts * sizeof *dsts); | |
abe529af | 3241 | |
ec7ceaed EJ |
3242 | for (i = 0; i < s->n_srcs; i++) { |
3243 | srcs[i] = bundle_lookup(ofproto, s->srcs[i]); | |
abe529af BP |
3244 | } |
3245 | ||
ec7ceaed EJ |
3246 | for (i = 0; i < s->n_dsts; i++) { |
3247 | dsts[i] = bundle_lookup(ofproto, s->dsts[i]); | |
abe529af BP |
3248 | } |
3249 | ||
ec7ceaed EJ |
3250 | error = mirror_set(ofproto->mbridge, aux, s->name, srcs, s->n_srcs, dsts, |
3251 | s->n_dsts, s->src_vlans, | |
1356dbd1 WT |
3252 | bundle_lookup(ofproto, s->out_bundle), |
3253 | s->snaplen, s->out_vlan); | |
ec7ceaed EJ |
3254 | free(srcs); |
3255 | free(dsts); | |
3256 | return error; | |
abe529af BP |
3257 | } |
3258 | ||
9d24de3b | 3259 | static int |
ec7ceaed EJ |
3260 | mirror_get_stats__(struct ofproto *ofproto, void *aux, |
3261 | uint64_t *packets, uint64_t *bytes) | |
9d24de3b | 3262 | { |
ec7ceaed EJ |
3263 | return mirror_get_stats(ofproto_dpif_cast(ofproto)->mbridge, aux, packets, |
3264 | bytes); | |
9d24de3b JP |
3265 | } |
3266 | ||
abe529af BP |
3267 | static int |
3268 | set_flood_vlans(struct ofproto *ofproto_, unsigned long *flood_vlans) | |
3269 | { | |
3270 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
509c0149 | 3271 | ovs_rwlock_wrlock(&ofproto->ml->rwlock); |
abe529af | 3272 | if (mac_learning_set_flood_vlans(ofproto->ml, flood_vlans)) { |
30618594 | 3273 | mac_learning_flush(ofproto->ml); |
abe529af | 3274 | } |
509c0149 | 3275 | ovs_rwlock_unlock(&ofproto->ml->rwlock); |
abe529af BP |
3276 | return 0; |
3277 | } | |
3278 | ||
3279 | static bool | |
b4affc74 | 3280 | is_mirror_output_bundle(const struct ofproto *ofproto_, void *aux) |
abe529af BP |
3281 | { |
3282 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
3283 | struct ofbundle *bundle = bundle_lookup(ofproto, aux); | |
ec7ceaed | 3284 | return bundle && mirror_bundle_out(ofproto->mbridge, bundle) != 0; |
abe529af | 3285 | } |
8402c74b SS |
3286 | |
3287 | static void | |
b53055f4 | 3288 | forward_bpdu_changed(struct ofproto *ofproto_) |
8402c74b SS |
3289 | { |
3290 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
2cc3c58e | 3291 | ofproto->backer->need_revalidate = REV_RECONFIGURE; |
8402c74b | 3292 | } |
e764773c BP |
3293 | |
3294 | static void | |
c4069512 BP |
3295 | set_mac_table_config(struct ofproto *ofproto_, unsigned int idle_time, |
3296 | size_t max_entries) | |
e764773c BP |
3297 | { |
3298 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
509c0149 | 3299 | ovs_rwlock_wrlock(&ofproto->ml->rwlock); |
e764773c | 3300 | mac_learning_set_idle_time(ofproto->ml, idle_time); |
c4069512 | 3301 | mac_learning_set_max_entries(ofproto->ml, max_entries); |
509c0149 | 3302 | ovs_rwlock_unlock(&ofproto->ml->rwlock); |
e764773c | 3303 | } |
7c38d0a5 FL |
3304 | |
3305 | /* Configures multicast snooping on 'ofport' using the settings | |
3306 | * defined in 's'. */ | |
3307 | static int | |
3308 | set_mcast_snooping(struct ofproto *ofproto_, | |
3309 | const struct ofproto_mcast_snooping_settings *s) | |
3310 | { | |
3311 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
3312 | ||
3313 | /* Only revalidate flows if the configuration changed. */ | |
3314 | if (!s != !ofproto->ms) { | |
3315 | ofproto->backer->need_revalidate = REV_RECONFIGURE; | |
3316 | } | |
3317 | ||
3318 | if (s) { | |
3319 | if (!ofproto->ms) { | |
3320 | ofproto->ms = mcast_snooping_create(); | |
3321 | } | |
3322 | ||
3323 | ovs_rwlock_wrlock(&ofproto->ms->rwlock); | |
3324 | mcast_snooping_set_idle_time(ofproto->ms, s->idle_time); | |
3325 | mcast_snooping_set_max_entries(ofproto->ms, s->max_entries); | |
3326 | if (mcast_snooping_set_flood_unreg(ofproto->ms, s->flood_unreg)) { | |
3327 | ofproto->backer->need_revalidate = REV_RECONFIGURE; | |
3328 | } | |
3329 | ovs_rwlock_unlock(&ofproto->ms->rwlock); | |
3330 | } else { | |
3331 | mcast_snooping_unref(ofproto->ms); | |
3332 | ofproto->ms = NULL; | |
3333 | } | |
3334 | ||
3335 | return 0; | |
3336 | } | |
3337 | ||
8e04a33f | 3338 | /* Configures multicast snooping port's flood settings on 'ofproto'. */ |
7c38d0a5 | 3339 | static int |
8e04a33f FL |
3340 | set_mcast_snooping_port(struct ofproto *ofproto_, void *aux, |
3341 | const struct ofproto_mcast_snooping_port_settings *s) | |
7c38d0a5 FL |
3342 | { |
3343 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
3344 | struct ofbundle *bundle = bundle_lookup(ofproto, aux); | |
3345 | ||
8e04a33f | 3346 | if (ofproto->ms && s) { |
7c38d0a5 | 3347 | ovs_rwlock_wrlock(&ofproto->ms->rwlock); |
8e04a33f FL |
3348 | mcast_snooping_set_port_flood(ofproto->ms, bundle, s->flood); |
3349 | mcast_snooping_set_port_flood_reports(ofproto->ms, bundle, | |
3350 | s->flood_reports); | |
7c38d0a5 FL |
3351 | ovs_rwlock_unlock(&ofproto->ms->rwlock); |
3352 | } | |
3353 | return 0; | |
3354 | } | |
3355 | ||
abe529af BP |
3356 | \f |
3357 | /* Ports. */ | |
3358 | ||
e672ff9b JR |
3359 | struct ofport_dpif * |
3360 | ofp_port_to_ofport(const struct ofproto_dpif *ofproto, ofp_port_t ofp_port) | |
abe529af | 3361 | { |
7df6a8bd BP |
3362 | struct ofport *ofport = ofproto_get_port(&ofproto->up, ofp_port); |
3363 | return ofport ? ofport_dpif_cast(ofport) : NULL; | |
abe529af BP |
3364 | } |
3365 | ||
abe529af | 3366 | static void |
e1b1d06a JP |
3367 | ofproto_port_from_dpif_port(struct ofproto_dpif *ofproto, |
3368 | struct ofproto_port *ofproto_port, | |
abe529af BP |
3369 | struct dpif_port *dpif_port) |
3370 | { | |
3371 | ofproto_port->name = dpif_port->name; | |
3372 | ofproto_port->type = dpif_port->type; | |
e1b1d06a | 3373 | ofproto_port->ofp_port = odp_port_to_ofp_port(ofproto, dpif_port->port_no); |
abe529af BP |
3374 | } |
3375 | ||
6cbbf4fa EJ |
3376 | static void |
3377 | ofport_update_peer(struct ofport_dpif *ofport) | |
0a740f48 EJ |
3378 | { |
3379 | const struct ofproto_dpif *ofproto; | |
6cbbf4fa | 3380 | struct dpif_backer *backer; |
161b6042 | 3381 | char *peer_name; |
6cbbf4fa EJ |
3382 | |
3383 | if (!netdev_vport_is_patch(ofport->up.netdev)) { | |
3384 | return; | |
3385 | } | |
3386 | ||
3387 | backer = ofproto_dpif_cast(ofport->up.ofproto)->backer; | |
7894e7da | 3388 | backer->need_revalidate = REV_RECONFIGURE; |
0a740f48 | 3389 | |
6cbbf4fa EJ |
3390 | if (ofport->peer) { |
3391 | ofport->peer->peer = NULL; | |
3392 | ofport->peer = NULL; | |
3393 | } | |
3394 | ||
3395 | peer_name = netdev_vport_patch_peer(ofport->up.netdev); | |
3396 | if (!peer_name) { | |
3397 | return; | |
0a740f48 EJ |
3398 | } |
3399 | ||
3400 | HMAP_FOR_EACH (ofproto, all_ofproto_dpifs_node, &all_ofproto_dpifs) { | |
6cbbf4fa EJ |
3401 | struct ofport *peer_ofport; |
3402 | struct ofport_dpif *peer; | |
161b6042 | 3403 | char *peer_peer; |
0a740f48 | 3404 | |
462abef2 EJ |
3405 | if (ofproto->backer != backer) { |
3406 | continue; | |
3407 | } | |
3408 | ||
6cbbf4fa EJ |
3409 | peer_ofport = shash_find_data(&ofproto->up.port_by_name, peer_name); |
3410 | if (!peer_ofport) { | |
3411 | continue; | |
3412 | } | |
3413 | ||
3414 | peer = ofport_dpif_cast(peer_ofport); | |
3415 | peer_peer = netdev_vport_patch_peer(peer->up.netdev); | |
3416 | if (peer_peer && !strcmp(netdev_get_name(ofport->up.netdev), | |
3417 | peer_peer)) { | |
3418 | ofport->peer = peer; | |
3419 | ofport->peer->peer = ofport; | |
0a740f48 | 3420 | } |
161b6042 | 3421 | free(peer_peer); |
6cbbf4fa | 3422 | |
161b6042 | 3423 | break; |
0a740f48 | 3424 | } |
161b6042 | 3425 | free(peer_name); |
0a740f48 EJ |
3426 | } |
3427 | ||
abe529af BP |
3428 | static void |
3429 | port_run(struct ofport_dpif *ofport) | |
3430 | { | |
3e5b3fdb EJ |
3431 | long long int carrier_seq = netdev_get_carrier_resets(ofport->up.netdev); |
3432 | bool carrier_changed = carrier_seq != ofport->carrier_seq; | |
015e08bc | 3433 | bool enable = netdev_get_carrier(ofport->up.netdev); |
2d344ba5 AW |
3434 | bool cfm_enable = false; |
3435 | bool bfd_enable = false; | |
015e08bc | 3436 | |
3e5b3fdb EJ |
3437 | ofport->carrier_seq = carrier_seq; |
3438 | ||
abe529af | 3439 | if (ofport->cfm) { |
4653c558 EJ |
3440 | int cfm_opup = cfm_get_opup(ofport->cfm); |
3441 | ||
2d344ba5 | 3442 | cfm_enable = !cfm_get_fault(ofport->cfm); |
4653c558 EJ |
3443 | |
3444 | if (cfm_opup >= 0) { | |
2d344ba5 | 3445 | cfm_enable = cfm_enable && cfm_opup; |
4653c558 | 3446 | } |
abe529af | 3447 | } |
015e08bc | 3448 | |
ccc09689 | 3449 | if (ofport->bfd) { |
2d344ba5 AW |
3450 | bfd_enable = bfd_forwarding(ofport->bfd); |
3451 | } | |
3452 | ||
3453 | if (ofport->bfd || ofport->cfm) { | |
3454 | enable = enable && (cfm_enable || bfd_enable); | |
ccc09689 EJ |
3455 | } |
3456 | ||
015e08bc EJ |
3457 | if (ofport->bundle) { |
3458 | enable = enable && lacp_slave_may_enable(ofport->bundle->lacp, ofport); | |
3e5b3fdb EJ |
3459 | if (carrier_changed) { |
3460 | lacp_slave_carrier_changed(ofport->bundle->lacp, ofport); | |
3461 | } | |
015e08bc EJ |
3462 | } |
3463 | ||
daff3353 EJ |
3464 | if (ofport->may_enable != enable) { |
3465 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofport->up.ofproto); | |
daff3353 | 3466 | |
f025bcb7 | 3467 | ofproto->backer->need_revalidate = REV_PORT_TOGGLED; |
9efd308e | 3468 | |
f025bcb7 | 3469 | if (ofport->rstp_port) { |
9efd308e DV |
3470 | rstp_port_set_mac_operational(ofport->rstp_port, enable); |
3471 | } | |
f73b83fd LS |
3472 | |
3473 | /* Propagate liveness, unless the link is administratively or | |
3474 | * operationally down. */ | |
3475 | if (!(ofport->up.pp.config & OFPUTIL_PC_PORT_DOWN) && | |
3476 | !(ofport->up.pp.state & OFPUTIL_PS_LINK_DOWN)) { | |
3477 | enum ofputil_port_state of_state = ofport->up.pp.state; | |
3478 | if (enable) { | |
3479 | of_state |= OFPUTIL_PS_LIVE; | |
3480 | } else { | |
3481 | of_state &= ~OFPUTIL_PS_LIVE; | |
3482 | } | |
3483 | ofproto_port_set_state(&ofport->up, of_state); | |
3484 | } | |
9efd308e | 3485 | } |
f025bcb7 JR |
3486 | |
3487 | ofport->may_enable = enable; | |
abe529af BP |
3488 | } |
3489 | ||
abe529af BP |
3490 | static int |
3491 | port_query_by_name(const struct ofproto *ofproto_, const char *devname, | |
3492 | struct ofproto_port *ofproto_port) | |
3493 | { | |
3494 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
3495 | struct dpif_port dpif_port; | |
3496 | int error; | |
3497 | ||
0a740f48 EJ |
3498 | if (sset_contains(&ofproto->ghost_ports, devname)) { |
3499 | const char *type = netdev_get_type_from_name(devname); | |
3500 | ||
3501 | /* We may be called before ofproto->up.port_by_name is populated with | |
3502 | * the appropriate ofport. For this reason, we must get the name and | |
3503 | * type from the netdev layer directly. */ | |
3504 | if (type) { | |
3505 | const struct ofport *ofport; | |
3506 | ||
3507 | ofport = shash_find_data(&ofproto->up.port_by_name, devname); | |
3508 | ofproto_port->ofp_port = ofport ? ofport->ofp_port : OFPP_NONE; | |
3509 | ofproto_port->name = xstrdup(devname); | |
3510 | ofproto_port->type = xstrdup(type); | |
3511 | return 0; | |
3512 | } | |
3513 | return ENODEV; | |
3514 | } | |
3515 | ||
acf60855 JP |
3516 | if (!sset_contains(&ofproto->ports, devname)) { |
3517 | return ENODEV; | |
3518 | } | |
3519 | error = dpif_port_query_by_name(ofproto->backer->dpif, | |
3520 | devname, &dpif_port); | |
abe529af | 3521 | if (!error) { |
e1b1d06a | 3522 | ofproto_port_from_dpif_port(ofproto, ofproto_port, &dpif_port); |
abe529af BP |
3523 | } |
3524 | return error; | |
3525 | } | |
3526 | ||
3527 | static int | |
e1b1d06a | 3528 | port_add(struct ofproto *ofproto_, struct netdev *netdev) |
abe529af BP |
3529 | { |
3530 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
b9ad7294 | 3531 | const char *devname = netdev_get_name(netdev); |
3aa30359 BP |
3532 | char namebuf[NETDEV_VPORT_NAME_BUFSIZE]; |
3533 | const char *dp_port_name; | |
abe529af | 3534 | |
0a740f48 EJ |
3535 | if (netdev_vport_is_patch(netdev)) { |
3536 | sset_add(&ofproto->ghost_ports, netdev_get_name(netdev)); | |
3537 | return 0; | |
3538 | } | |
3539 | ||
3aa30359 | 3540 | dp_port_name = netdev_vport_get_dpif_port(netdev, namebuf, sizeof namebuf); |
b9ad7294 | 3541 | if (!dpif_port_exists(ofproto->backer->dpif, dp_port_name)) { |
4e022ec0 | 3542 | odp_port_t port_no = ODPP_NONE; |
7d82ab2e KM |
3543 | int error; |
3544 | ||
3545 | error = dpif_port_add(ofproto->backer->dpif, netdev, &port_no); | |
b9ad7294 EJ |
3546 | if (error) { |
3547 | return error; | |
3548 | } | |
7d82ab2e | 3549 | if (netdev_get_tunnel_config(netdev)) { |
4e022ec0 AW |
3550 | simap_put(&ofproto->backer->tnl_backers, |
3551 | dp_port_name, odp_to_u32(port_no)); | |
7d82ab2e | 3552 | } |
acf60855 | 3553 | } |
b9ad7294 EJ |
3554 | |
3555 | if (netdev_get_tunnel_config(netdev)) { | |
3556 | sset_add(&ofproto->ghost_ports, devname); | |
b9ad7294 EJ |
3557 | } else { |
3558 | sset_add(&ofproto->ports, devname); | |
3559 | } | |
3560 | return 0; | |
3561 | } | |
3562 | ||
abe529af | 3563 | static int |
4e022ec0 | 3564 | port_del(struct ofproto *ofproto_, ofp_port_t ofp_port) |
abe529af BP |
3565 | { |
3566 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
e672ff9b | 3567 | struct ofport_dpif *ofport = ofp_port_to_ofport(ofproto, ofp_port); |
e1b1d06a | 3568 | int error = 0; |
abe529af | 3569 | |
b9ad7294 EJ |
3570 | if (!ofport) { |
3571 | return 0; | |
e1b1d06a | 3572 | } |
b9ad7294 EJ |
3573 | |
3574 | sset_find_and_delete(&ofproto->ghost_ports, | |
3575 | netdev_get_name(ofport->up.netdev)); | |
a614d823 | 3576 | ofproto->backer->need_revalidate = REV_RECONFIGURE; |
8911c674 | 3577 | if (!ofport->is_tunnel && !netdev_vport_is_patch(ofport->up.netdev)) { |
b9ad7294 EJ |
3578 | error = dpif_port_del(ofproto->backer->dpif, ofport->odp_port); |
3579 | if (!error) { | |
abe529af BP |
3580 | /* The caller is going to close ofport->up.netdev. If this is a |
3581 | * bonded port, then the bond is using that netdev, so remove it | |
3582 | * from the bond. The client will need to reconfigure everything | |
3583 | * after deleting ports, so then the slave will get re-added. */ | |
3584 | bundle_remove(&ofport->up); | |
3585 | } | |
3586 | } | |
3587 | return error; | |
3588 | } | |
3589 | ||
91364d18 IM |
3590 | static int |
3591 | port_set_config(const struct ofport *ofport_, const struct smap *cfg) | |
3592 | { | |
3593 | struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
3594 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofport->up.ofproto); | |
3595 | ||
3596 | if (sset_contains(&ofproto->ghost_ports, | |
3597 | netdev_get_name(ofport->up.netdev))) { | |
3598 | return 0; | |
3599 | } | |
3600 | ||
3601 | return dpif_port_set_config(ofproto->backer->dpif, ofport->odp_port, cfg); | |
3602 | } | |
3603 | ||
6527c598 PS |
3604 | static int |
3605 | port_get_stats(const struct ofport *ofport_, struct netdev_stats *stats) | |
3606 | { | |
3607 | struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
3608 | int error; | |
3609 | ||
3610 | error = netdev_get_stats(ofport->up.netdev, stats); | |
3611 | ||
ee382d89 | 3612 | if (!error && ofport_->ofp_port == OFPP_LOCAL) { |
6527c598 PS |
3613 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofport->up.ofproto); |
3614 | ||
0da3c61b | 3615 | ovs_mutex_lock(&ofproto->stats_mutex); |
6527c598 PS |
3616 | /* ofproto->stats.tx_packets represents packets that we created |
3617 | * internally and sent to some port (e.g. packets sent with | |
91d6cd12 AW |
3618 | * ofproto_dpif_send_packet()). Account for them as if they had |
3619 | * come from OFPP_LOCAL and got forwarded. */ | |
6527c598 PS |
3620 | |
3621 | if (stats->rx_packets != UINT64_MAX) { | |
3622 | stats->rx_packets += ofproto->stats.tx_packets; | |
3623 | } | |
3624 | ||
3625 | if (stats->rx_bytes != UINT64_MAX) { | |
3626 | stats->rx_bytes += ofproto->stats.tx_bytes; | |
3627 | } | |
3628 | ||
3629 | /* ofproto->stats.rx_packets represents packets that were received on | |
3630 | * some port and we processed internally and dropped (e.g. STP). | |
4e090bc7 | 3631 | * Account for them as if they had been forwarded to OFPP_LOCAL. */ |
6527c598 PS |
3632 | |
3633 | if (stats->tx_packets != UINT64_MAX) { | |
3634 | stats->tx_packets += ofproto->stats.rx_packets; | |
3635 | } | |
3636 | ||
3637 | if (stats->tx_bytes != UINT64_MAX) { | |
3638 | stats->tx_bytes += ofproto->stats.rx_bytes; | |
3639 | } | |
0da3c61b | 3640 | ovs_mutex_unlock(&ofproto->stats_mutex); |
6527c598 PS |
3641 | } |
3642 | ||
3643 | return error; | |
3644 | } | |
3645 | ||
50b9699f NM |
3646 | static int |
3647 | port_get_lacp_stats(const struct ofport *ofport_, struct lacp_slave_stats *stats) | |
3648 | { | |
3649 | struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
3650 | if (ofport->bundle && ofport->bundle->lacp) { | |
3651 | if (lacp_get_slave_stats(ofport->bundle->lacp, ofport, stats)) { | |
3652 | return 0; | |
3653 | } | |
3654 | } | |
3655 | return -1; | |
3656 | } | |
3657 | ||
abe529af | 3658 | struct port_dump_state { |
bfbcebc2 | 3659 | struct sset_position pos; |
0a740f48 | 3660 | bool ghost; |
da78d43d BP |
3661 | |
3662 | struct ofproto_port port; | |
3663 | bool has_port; | |
abe529af BP |
3664 | }; |
3665 | ||
3666 | static int | |
acf60855 | 3667 | port_dump_start(const struct ofproto *ofproto_ OVS_UNUSED, void **statep) |
abe529af | 3668 | { |
0a740f48 | 3669 | *statep = xzalloc(sizeof(struct port_dump_state)); |
abe529af BP |
3670 | return 0; |
3671 | } | |
3672 | ||
3673 | static int | |
b9ad7294 | 3674 | port_dump_next(const struct ofproto *ofproto_, void *state_, |
abe529af BP |
3675 | struct ofproto_port *port) |
3676 | { | |
e1b1d06a | 3677 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); |
abe529af | 3678 | struct port_dump_state *state = state_; |
0a740f48 | 3679 | const struct sset *sset; |
acf60855 | 3680 | struct sset_node *node; |
abe529af | 3681 | |
da78d43d BP |
3682 | if (state->has_port) { |
3683 | ofproto_port_destroy(&state->port); | |
3684 | state->has_port = false; | |
3685 | } | |
0a740f48 | 3686 | sset = state->ghost ? &ofproto->ghost_ports : &ofproto->ports; |
bfbcebc2 | 3687 | while ((node = sset_at_position(sset, &state->pos))) { |
acf60855 JP |
3688 | int error; |
3689 | ||
da78d43d BP |
3690 | error = port_query_by_name(ofproto_, node->name, &state->port); |
3691 | if (!error) { | |
3692 | *port = state->port; | |
3693 | state->has_port = true; | |
3694 | return 0; | |
3695 | } else if (error != ENODEV) { | |
acf60855 JP |
3696 | return error; |
3697 | } | |
abe529af | 3698 | } |
acf60855 | 3699 | |
0a740f48 EJ |
3700 | if (!state->ghost) { |
3701 | state->ghost = true; | |
bfbcebc2 | 3702 | memset(&state->pos, 0, sizeof state->pos); |
0a740f48 EJ |
3703 | return port_dump_next(ofproto_, state_, port); |
3704 | } | |
3705 | ||
acf60855 | 3706 | return EOF; |
abe529af BP |
3707 | } |
3708 | ||
3709 | static int | |
3710 | port_dump_done(const struct ofproto *ofproto_ OVS_UNUSED, void *state_) | |
3711 | { | |
3712 | struct port_dump_state *state = state_; | |
3713 | ||
da78d43d BP |
3714 | if (state->has_port) { |
3715 | ofproto_port_destroy(&state->port); | |
3716 | } | |
abe529af BP |
3717 | free(state); |
3718 | return 0; | |
3719 | } | |
3720 | ||
3721 | static int | |
3722 | port_poll(const struct ofproto *ofproto_, char **devnamep) | |
3723 | { | |
3724 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
acf60855 JP |
3725 | |
3726 | if (ofproto->port_poll_errno) { | |
3727 | int error = ofproto->port_poll_errno; | |
3728 | ofproto->port_poll_errno = 0; | |
3729 | return error; | |
3730 | } | |
3731 | ||
3732 | if (sset_is_empty(&ofproto->port_poll_set)) { | |
3733 | return EAGAIN; | |
3734 | } | |
3735 | ||
3736 | *devnamep = sset_pop(&ofproto->port_poll_set); | |
3737 | return 0; | |
abe529af BP |
3738 | } |
3739 | ||
3740 | static void | |
3741 | port_poll_wait(const struct ofproto *ofproto_) | |
3742 | { | |
3743 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
acf60855 | 3744 | dpif_port_poll_wait(ofproto->backer->dpif); |
abe529af BP |
3745 | } |
3746 | ||
3747 | static int | |
3748 | port_is_lacp_current(const struct ofport *ofport_) | |
3749 | { | |
3750 | const struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
3751 | return (ofport->bundle && ofport->bundle->lacp | |
3752 | ? lacp_slave_is_current(ofport->bundle->lacp, ofport) | |
3753 | : -1); | |
3754 | } | |
3755 | \f | |
e79a6c83 EJ |
3756 | /* If 'rule' is an OpenFlow rule, that has expired according to OpenFlow rules, |
3757 | * then delete it entirely. */ | |
3758 | static void | |
f5857865 | 3759 | rule_expire(struct rule_dpif *rule, long long now) |
e79a6c83 | 3760 | OVS_REQUIRES(ofproto_mutex) |
9d6ac44e | 3761 | { |
dc437090 | 3762 | uint16_t hard_timeout, idle_timeout; |
dc437090 | 3763 | int reason = -1; |
9d6ac44e | 3764 | |
e79a6c83 EJ |
3765 | hard_timeout = rule->up.hard_timeout; |
3766 | idle_timeout = rule->up.idle_timeout; | |
dc437090 JR |
3767 | |
3768 | /* Has 'rule' expired? */ | |
3769 | if (hard_timeout) { | |
3770 | long long int modified; | |
3771 | ||
3772 | ovs_mutex_lock(&rule->up.mutex); | |
3773 | modified = rule->up.modified; | |
3774 | ovs_mutex_unlock(&rule->up.mutex); | |
3775 | ||
3776 | if (now > modified + hard_timeout * 1000) { | |
3777 | reason = OFPRR_HARD_TIMEOUT; | |
3778 | } | |
3779 | } | |
3780 | ||
3781 | if (reason < 0 && idle_timeout) { | |
3782 | long long int used; | |
3783 | ||
3784 | ovs_mutex_lock(&rule->stats_mutex); | |
1a4ec18d | 3785 | used = rule->stats.used; |
dc437090 JR |
3786 | ovs_mutex_unlock(&rule->stats_mutex); |
3787 | ||
3788 | if (now > used + idle_timeout * 1000) { | |
3789 | reason = OFPRR_IDLE_TIMEOUT; | |
3790 | } | |
f9c37233 | 3791 | } |
501f8d1f | 3792 | |
e79a6c83 EJ |
3793 | if (reason >= 0) { |
3794 | COVERAGE_INC(ofproto_dpif_expired); | |
3795 | ofproto_rule_expire(&rule->up, reason); | |
a41d7bf2 | 3796 | } |
e79a6c83 | 3797 | } |
a41d7bf2 | 3798 | |
1df7f7aa NS |
3799 | static void |
3800 | ofproto_dpif_set_packet_odp_port(const struct ofproto_dpif *ofproto, | |
3801 | ofp_port_t in_port, struct dp_packet *packet) | |
3802 | { | |
3803 | if (in_port == OFPP_NONE) { | |
3804 | in_port = OFPP_LOCAL; | |
3805 | } | |
3806 | packet->md.in_port.odp_port = ofp_port_to_odp_port(ofproto, in_port); | |
3807 | } | |
3808 | ||
e79a6c83 | 3809 | int |
cdd42eda | 3810 | ofproto_dpif_execute_actions__(struct ofproto_dpif *ofproto, |
1f4a8933 | 3811 | ovs_version_t version, const struct flow *flow, |
cdd42eda JG |
3812 | struct rule_dpif *rule, |
3813 | const struct ofpact *ofpacts, size_t ofpacts_len, | |
2d9b49dd | 3814 | int depth, int resubmits, |
cdd42eda | 3815 | struct dp_packet *packet) |
e79a6c83 | 3816 | { |
e79a6c83 EJ |
3817 | struct dpif_flow_stats stats; |
3818 | struct xlate_out xout; | |
3819 | struct xlate_in xin; | |
758c456d | 3820 | struct dpif_execute execute; |
e79a6c83 | 3821 | int error; |
f9c37233 | 3822 | |
e79a6c83 | 3823 | ovs_assert((rule != NULL) != (ofpacts != NULL)); |
501f8d1f | 3824 | |
e79a6c83 | 3825 | dpif_flow_stats_extract(flow, packet, time_msec(), &stats); |
adcf00ba | 3826 | |
e79a6c83 EJ |
3827 | if (rule) { |
3828 | rule_dpif_credit_stats(rule, &stats); | |
3829 | } | |
c84451a6 | 3830 | |
1520ef4f BP |
3831 | uint64_t odp_actions_stub[1024 / 8]; |
3832 | struct ofpbuf odp_actions = OFPBUF_STUB_INITIALIZER(odp_actions_stub); | |
1f4a8933 | 3833 | xlate_in_init(&xin, ofproto, version, flow, flow->in_port.ofp_port, rule, |
1520ef4f | 3834 | stats.tcp_flags, packet, NULL, &odp_actions); |
e79a6c83 EJ |
3835 | xin.ofpacts = ofpacts; |
3836 | xin.ofpacts_len = ofpacts_len; | |
3837 | xin.resubmit_stats = &stats; | |
790c5d26 | 3838 | xin.depth = depth; |
cdd42eda | 3839 | xin.resubmits = resubmits; |
fff1b9c0 JR |
3840 | if (xlate_actions(&xin, &xout) != XLATE_OK) { |
3841 | error = EINVAL; | |
3842 | goto out; | |
3843 | } | |
d445cc16 | 3844 | |
1520ef4f BP |
3845 | execute.actions = odp_actions.data; |
3846 | execute.actions_len = odp_actions.size; | |
a36de779 | 3847 | |
cf62fa4c | 3848 | pkt_metadata_from_flow(&packet->md, flow); |
08edf837 | 3849 | execute.packet = packet; |
1cceb31b | 3850 | execute.flow = flow; |
08edf837 | 3851 | execute.needs_help = (xout.slow & SLOW_ACTION) != 0; |
43f9ac0a | 3852 | execute.probe = false; |
27130224 | 3853 | execute.mtu = 0; |
08edf837 BP |
3854 | |
3855 | /* Fix up in_port. */ | |
1df7f7aa | 3856 | ofproto_dpif_set_packet_odp_port(ofproto, flow->in_port.ofp_port, packet); |
758c456d JR |
3857 | |
3858 | error = dpif_execute(ofproto->backer->dpif, &execute); | |
fff1b9c0 | 3859 | out: |
e79a6c83 | 3860 | xlate_out_uninit(&xout); |
1520ef4f | 3861 | ofpbuf_uninit(&odp_actions); |
9d6ac44e | 3862 | |
e79a6c83 | 3863 | return error; |
9d6ac44e BP |
3864 | } |
3865 | ||
cdd42eda JG |
3866 | /* Executes, within 'ofproto', the actions in 'rule' or 'ofpacts' on 'packet'. |
3867 | * 'flow' must reflect the data in 'packet'. */ | |
3868 | int | |
3869 | ofproto_dpif_execute_actions(struct ofproto_dpif *ofproto, | |
1f4a8933 | 3870 | ovs_version_t version, const struct flow *flow, |
cdd42eda JG |
3871 | struct rule_dpif *rule, |
3872 | const struct ofpact *ofpacts, size_t ofpacts_len, | |
3873 | struct dp_packet *packet) | |
3874 | { | |
1f4a8933 | 3875 | return ofproto_dpif_execute_actions__(ofproto, version, flow, rule, |
2d9b49dd | 3876 | ofpacts, ofpacts_len, 0, 0, packet); |
cdd42eda JG |
3877 | } |
3878 | ||
748eb2f5 JR |
3879 | static void |
3880 | rule_dpif_credit_stats__(struct rule_dpif *rule, | |
3881 | const struct dpif_flow_stats *stats, | |
3882 | bool credit_counts) | |
3883 | OVS_REQUIRES(rule->stats_mutex) | |
3884 | { | |
3885 | if (credit_counts) { | |
3886 | rule->stats.n_packets += stats->n_packets; | |
3887 | rule->stats.n_bytes += stats->n_bytes; | |
3888 | } | |
3889 | rule->stats.used = MAX(rule->stats.used, stats->used); | |
3890 | } | |
3891 | ||
e79a6c83 EJ |
3892 | void |
3893 | rule_dpif_credit_stats(struct rule_dpif *rule, | |
3894 | const struct dpif_flow_stats *stats) | |
8f73d537 | 3895 | { |
e79a6c83 | 3896 | ovs_mutex_lock(&rule->stats_mutex); |
39c94593 | 3897 | if (OVS_UNLIKELY(rule->new_rule)) { |
748eb2f5 JR |
3898 | ovs_mutex_lock(&rule->new_rule->stats_mutex); |
3899 | rule_dpif_credit_stats__(rule->new_rule, stats, rule->forward_counts); | |
3900 | ovs_mutex_unlock(&rule->new_rule->stats_mutex); | |
39c94593 | 3901 | } else { |
748eb2f5 | 3902 | rule_dpif_credit_stats__(rule, stats, true); |
39c94593 | 3903 | } |
e79a6c83 | 3904 | ovs_mutex_unlock(&rule->stats_mutex); |
8f73d537 EJ |
3905 | } |
3906 | ||
888ac0d7 SH |
3907 | /* Sets 'rule''s recirculation id. */ |
3908 | static void | |
3909 | rule_dpif_set_recirc_id(struct rule_dpif *rule, uint32_t id) | |
3910 | OVS_REQUIRES(rule->up.mutex) | |
3911 | { | |
e672ff9b JR |
3912 | ovs_assert(!rule->recirc_id || rule->recirc_id == id); |
3913 | if (rule->recirc_id == id) { | |
3914 | /* Release the new reference to the same id. */ | |
3915 | recirc_free_id(id); | |
3916 | } else { | |
3917 | rule->recirc_id = id; | |
888ac0d7 | 3918 | } |
888ac0d7 SH |
3919 | } |
3920 | ||
3921 | /* Sets 'rule''s recirculation id. */ | |
3922 | void | |
3923 | rule_set_recirc_id(struct rule *rule_, uint32_t id) | |
3924 | { | |
3925 | struct rule_dpif *rule = rule_dpif_cast(rule_); | |
3926 | ||
3927 | ovs_mutex_lock(&rule->up.mutex); | |
3928 | rule_dpif_set_recirc_id(rule, id); | |
3929 | ovs_mutex_unlock(&rule->up.mutex); | |
3930 | } | |
3931 | ||
44e0c35d | 3932 | ovs_version_t |
1f4a8933 | 3933 | ofproto_dpif_get_tables_version(struct ofproto_dpif *ofproto) |
621b8064 | 3934 | { |
44e0c35d | 3935 | ovs_version_t version; |
621b8064 | 3936 | |
f9cf9e57 JR |
3937 | /* Use memory_order_acquire to signify that any following memory accesses |
3938 | * can not be reordered to happen before this atomic read. This makes sure | |
3939 | * all following reads relate to this or a newer version, but never to an | |
3940 | * older version. */ | |
3941 | atomic_read_explicit(&ofproto->tables_version, &version, | |
3942 | memory_order_acquire); | |
621b8064 JR |
3943 | return version; |
3944 | } | |
3945 | ||
34dd0d78 | 3946 | /* The returned rule (if any) is valid at least until the next RCU quiescent |
1e1e1d19 BP |
3947 | * period. If the rule needs to stay around longer, the caller should take |
3948 | * a reference. | |
2e0bded4 BP |
3949 | * |
3950 | * 'flow' is non-const to allow for temporary modifications during the lookup. | |
3951 | * Any changes are restored before returning. */ | |
6d328fa2 | 3952 | static struct rule_dpif * |
44e0c35d | 3953 | rule_dpif_lookup_in_table(struct ofproto_dpif *ofproto, ovs_version_t version, |
621b8064 | 3954 | uint8_t table_id, struct flow *flow, |
1e1e1d19 | 3955 | struct flow_wildcards *wc) |
abe529af | 3956 | { |
6d328fa2 | 3957 | struct classifier *cls = &ofproto->up.tables[table_id].cls; |
1e1e1d19 BP |
3958 | return rule_dpif_cast(rule_from_cls_rule(classifier_lookup(cls, version, |
3959 | flow, wc))); | |
6d328fa2 SH |
3960 | } |
3961 | ||
a027899e JR |
3962 | void |
3963 | ofproto_dpif_credit_table_stats(struct ofproto_dpif *ofproto, uint8_t table_id, | |
3964 | uint64_t n_matches, uint64_t n_misses) | |
3965 | { | |
3966 | struct oftable *tbl = &ofproto->up.tables[table_id]; | |
3967 | unsigned long orig; | |
3968 | ||
3969 | if (n_matches) { | |
3970 | atomic_add_relaxed(&tbl->n_matched, n_matches, &orig); | |
3971 | } | |
3972 | if (n_misses) { | |
3973 | atomic_add_relaxed(&tbl->n_missed, n_misses, &orig); | |
3974 | } | |
3975 | } | |
3976 | ||
39c94593 JR |
3977 | /* Look up 'flow' in 'ofproto''s classifier version 'version', starting from |
3978 | * table '*table_id'. Returns the rule that was found, which may be one of the | |
3979 | * special rules according to packet miss hadling. If 'may_packet_in' is | |
3980 | * false, returning of the miss_rule (which issues packet ins for the | |
3981 | * controller) is avoided. Updates 'wc', if nonnull, to reflect the fields | |
3982 | * that were used during the lookup. | |
6d328fa2 SH |
3983 | * |
3984 | * If 'honor_table_miss' is true, the first lookup occurs in '*table_id', but | |
3985 | * if none is found then the table miss configuration for that table is | |
3986 | * honored, which can result in additional lookups in other OpenFlow tables. | |
3987 | * In this case the function updates '*table_id' to reflect the final OpenFlow | |
3988 | * table that was searched. | |
3989 | * | |
3990 | * If 'honor_table_miss' is false, then only one table lookup occurs, in | |
3991 | * '*table_id'. | |
3992 | * | |
1a7c0cd7 | 3993 | * The rule is returned in '*rule', which is valid at least until the next |
1e1e1d19 BP |
3994 | * RCU quiescent period. If the '*rule' needs to stay around longer, the |
3995 | * caller must take a reference. | |
34dd0d78 JR |
3996 | * |
3997 | * 'in_port' allows the lookup to take place as if the in port had the value | |
2e0bded4 BP |
3998 | * 'in_port'. This is needed for resubmit action support. |
3999 | * | |
4000 | * 'flow' is non-const to allow for temporary modifications during the lookup. | |
4001 | * Any changes are restored before returning. */ | |
34dd0d78 | 4002 | struct rule_dpif * |
18721c4a | 4003 | rule_dpif_lookup_from_table(struct ofproto_dpif *ofproto, |
44e0c35d | 4004 | ovs_version_t version, struct flow *flow, |
1e1e1d19 | 4005 | struct flow_wildcards *wc, |
18721c4a | 4006 | const struct dpif_flow_stats *stats, |
34dd0d78 | 4007 | uint8_t *table_id, ofp_port_t in_port, |
a027899e JR |
4008 | bool may_packet_in, bool honor_table_miss, |
4009 | struct xlate_cache *xcache) | |
6d328fa2 | 4010 | { |
d8227eba | 4011 | ovs_be16 old_tp_src = flow->tp_src, old_tp_dst = flow->tp_dst; |
34dd0d78 JR |
4012 | ofp_port_t old_in_port = flow->in_port.ofp_port; |
4013 | enum ofputil_table_miss miss_config; | |
4014 | struct rule_dpif *rule; | |
6d328fa2 SH |
4015 | uint8_t next_id; |
4016 | ||
d8227eba JR |
4017 | /* We always unwildcard nw_frag (for IP), so they |
4018 | * need not be unwildcarded here. */ | |
4019 | if (flow->nw_frag & FLOW_NW_FRAG_ANY | |
ad99e2ed BP |
4020 | && ofproto->up.frag_handling != OFPUTIL_FRAG_NX_MATCH) { |
4021 | if (ofproto->up.frag_handling == OFPUTIL_FRAG_NORMAL) { | |
d8227eba JR |
4022 | /* We must pretend that transport ports are unavailable. */ |
4023 | flow->tp_src = htons(0); | |
4024 | flow->tp_dst = htons(0); | |
4025 | } else { | |
ad99e2ed | 4026 | /* Must be OFPUTIL_FRAG_DROP (we don't have OFPUTIL_FRAG_REASM). |
d8227eba | 4027 | * Use the drop_frags_rule (which cannot disappear). */ |
34dd0d78 | 4028 | rule = ofproto->drop_frags_rule; |
d8227eba JR |
4029 | if (stats) { |
4030 | struct oftable *tbl = &ofproto->up.tables[*table_id]; | |
4031 | unsigned long orig; | |
4032 | ||
4033 | atomic_add_relaxed(&tbl->n_matched, stats->n_packets, &orig); | |
4034 | } | |
a027899e JR |
4035 | if (xcache) { |
4036 | struct xc_entry *entry; | |
4037 | ||
4038 | entry = xlate_cache_add_entry(xcache, XC_TABLE); | |
4039 | entry->table.ofproto = ofproto; | |
4040 | entry->table.id = *table_id; | |
4041 | entry->table.match = true; | |
4042 | } | |
34dd0d78 | 4043 | return rule; |
d8227eba JR |
4044 | } |
4045 | } | |
4046 | ||
34dd0d78 JR |
4047 | /* Look up a flow with 'in_port' as the input port. Then restore the |
4048 | * original input port (otherwise OFPP_NORMAL and OFPP_IN_PORT will | |
4049 | * have surprising behavior). */ | |
4050 | flow->in_port.ofp_port = in_port; | |
4051 | ||
4052 | /* Our current implementation depends on n_tables == N_TABLES, and | |
4053 | * TBL_INTERNAL being the last table. */ | |
4054 | BUILD_ASSERT_DECL(N_TABLES == TBL_INTERNAL + 1); | |
4055 | ||
4056 | miss_config = OFPUTIL_TABLE_MISS_CONTINUE; | |
d8227eba | 4057 | |
6d328fa2 SH |
4058 | for (next_id = *table_id; |
4059 | next_id < ofproto->up.n_tables; | |
4060 | next_id++, next_id += (next_id == TBL_INTERNAL)) | |
4061 | { | |
4062 | *table_id = next_id; | |
1e1e1d19 | 4063 | rule = rule_dpif_lookup_in_table(ofproto, version, next_id, flow, wc); |
d611866c SH |
4064 | if (stats) { |
4065 | struct oftable *tbl = &ofproto->up.tables[next_id]; | |
d611866c | 4066 | unsigned long orig; |
afcea9ea | 4067 | |
34dd0d78 | 4068 | atomic_add_relaxed(rule ? &tbl->n_matched : &tbl->n_missed, |
afcea9ea | 4069 | stats->n_packets, &orig); |
d611866c | 4070 | } |
a027899e JR |
4071 | if (xcache) { |
4072 | struct xc_entry *entry; | |
4073 | ||
4074 | entry = xlate_cache_add_entry(xcache, XC_TABLE); | |
4075 | entry->table.ofproto = ofproto; | |
4076 | entry->table.id = next_id; | |
4077 | entry->table.match = (rule != NULL); | |
4078 | } | |
34dd0d78 JR |
4079 | if (rule) { |
4080 | goto out; /* Match. */ | |
4081 | } | |
4082 | if (honor_table_miss) { | |
4083 | miss_config = ofproto_table_get_miss_config(&ofproto->up, | |
4084 | *table_id); | |
4085 | if (miss_config == OFPUTIL_TABLE_MISS_CONTINUE) { | |
4086 | continue; | |
4087 | } | |
4088 | } | |
4089 | break; | |
4090 | } | |
4091 | /* Miss. */ | |
4092 | rule = ofproto->no_packet_in_rule; | |
4093 | if (may_packet_in) { | |
4094 | if (miss_config == OFPUTIL_TABLE_MISS_CONTINUE | |
4095 | || miss_config == OFPUTIL_TABLE_MISS_CONTROLLER) { | |
4096 | struct ofport_dpif *port; | |
4097 | ||
e672ff9b | 4098 | port = ofp_port_to_ofport(ofproto, old_in_port); |
34dd0d78 | 4099 | if (!port) { |
94783c7c | 4100 | VLOG_WARN_RL(&rl, "packet-in on unknown OpenFlow port %"PRIu32, |
34dd0d78 JR |
4101 | old_in_port); |
4102 | } else if (!(port->up.pp.config & OFPUTIL_PC_NO_PACKET_IN)) { | |
4103 | rule = ofproto->miss_rule; | |
6d328fa2 | 4104 | } |
34dd0d78 JR |
4105 | } else if (miss_config == OFPUTIL_TABLE_MISS_DEFAULT && |
4106 | connmgr_wants_packet_in_on_miss(ofproto->up.connmgr)) { | |
4107 | rule = ofproto->miss_rule; | |
6d328fa2 SH |
4108 | } |
4109 | } | |
d8227eba JR |
4110 | out: |
4111 | /* Restore port numbers, as they may have been modified above. */ | |
4112 | flow->tp_src = old_tp_src; | |
4113 | flow->tp_dst = old_tp_dst; | |
34dd0d78 JR |
4114 | /* Restore the old in port. */ |
4115 | flow->in_port.ofp_port = old_in_port; | |
6d328fa2 | 4116 | |
34dd0d78 | 4117 | return rule; |
a2143702 BP |
4118 | } |
4119 | ||
70742c7f EJ |
4120 | static struct rule_dpif *rule_dpif_cast(const struct rule *rule) |
4121 | { | |
4122 | return rule ? CONTAINER_OF(rule, struct rule_dpif, up) : NULL; | |
4123 | } | |
4124 | ||
abe529af BP |
4125 | static struct rule * |
4126 | rule_alloc(void) | |
4127 | { | |
3da29e32 | 4128 | struct rule_dpif *rule = xzalloc(sizeof *rule); |
abe529af BP |
4129 | return &rule->up; |
4130 | } | |
4131 | ||
4132 | static void | |
4133 | rule_dealloc(struct rule *rule_) | |
4134 | { | |
4135 | struct rule_dpif *rule = rule_dpif_cast(rule_); | |
4136 | free(rule); | |
4137 | } | |
4138 | ||
07659514 | 4139 | static enum ofperr |
1b43cf9e | 4140 | check_mask(struct ofproto_dpif *ofproto, const struct miniflow *flow) |
07659514 | 4141 | { |
95619d8c | 4142 | const struct odp_support *support; |
07659514 | 4143 | uint16_t ct_state, ct_zone; |
efba5ae4 | 4144 | ovs_u128 ct_label; |
8e53fe8c | 4145 | uint32_t ct_mark; |
07659514 | 4146 | |
07a3cd5c | 4147 | support = &ofproto->backer->support.odp; |
2a28ccc8 | 4148 | ct_state = MINIFLOW_GET_U8(flow, ct_state); |
d73ccab1 JR |
4149 | |
4150 | /* Do not bother dissecting the flow further if the datapath supports all | |
4151 | * the features we know of. */ | |
11968381 | 4152 | if (support->ct_state && support->ct_zone && support->ct_mark |
d73ccab1 JR |
4153 | && support->ct_label && support->ct_state_nat |
4154 | && support->ct_orig_tuple) { | |
11968381 JS |
4155 | return ct_state & CS_UNSUPPORTED_MASK ? OFPERR_OFPBMC_BAD_MASK : 0; |
4156 | } | |
4157 | ||
1b43cf9e JS |
4158 | ct_zone = MINIFLOW_GET_U16(flow, ct_zone); |
4159 | ct_mark = MINIFLOW_GET_U32(flow, ct_mark); | |
4160 | ct_label = MINIFLOW_GET_U128(flow, ct_label); | |
07659514 | 4161 | |
95619d8c JS |
4162 | if ((ct_state && !support->ct_state) |
4163 | || (ct_state & CS_UNSUPPORTED_MASK) | |
7b27258c | 4164 | || ((ct_state & (CS_SRC_NAT | CS_DST_NAT)) && !support->ct_state_nat) |
95619d8c JS |
4165 | || (ct_zone && !support->ct_zone) |
4166 | || (ct_mark && !support->ct_mark) | |
2ff8484b | 4167 | || (!ovs_u128_is_zero(ct_label) && !support->ct_label)) { |
95619d8c | 4168 | return OFPERR_OFPBMC_BAD_MASK; |
07659514 | 4169 | } |
95619d8c | 4170 | |
d73ccab1 JR |
4171 | if (!support->ct_orig_tuple && |
4172 | (MINIFLOW_GET_U8(flow, ct_nw_proto) || | |
4173 | MINIFLOW_GET_U16(flow, ct_tp_src) || | |
4174 | MINIFLOW_GET_U16(flow, ct_tp_dst) || | |
4175 | MINIFLOW_GET_U32(flow, ct_nw_src) || | |
4176 | MINIFLOW_GET_U32(flow, ct_nw_dst) || | |
4177 | !ovs_u128_is_zero(MINIFLOW_GET_U128(flow, ct_ipv6_src)) || | |
4178 | !ovs_u128_is_zero(MINIFLOW_GET_U128(flow, ct_ipv6_dst)))) { | |
4179 | return OFPERR_OFPBMC_BAD_MASK; | |
4180 | } | |
4181 | ||
07659514 JS |
4182 | return 0; |
4183 | } | |
4184 | ||
caa5c156 | 4185 | static void |
76c62d19 | 4186 | report_unsupported_act(const char *action, const char *detail) |
caa5c156 BP |
4187 | { |
4188 | static struct vlog_rate_limit rl = VLOG_RATE_LIMIT_INIT(1, 5); | |
76c62d19 JR |
4189 | VLOG_WARN_RL(&rl, "Rejecting %s action because datapath does not support" |
4190 | "%s%s (your kernel module may be out of date)", | |
4191 | action, detail ? " " : "", detail ? detail : ""); | |
caa5c156 BP |
4192 | } |
4193 | ||
1b43cf9e JS |
4194 | static enum ofperr |
4195 | check_actions(const struct ofproto_dpif *ofproto, | |
4196 | const struct rule_actions *const actions) | |
4197 | { | |
4198 | const struct ofpact *ofpact; | |
76c62d19 | 4199 | const struct odp_support *support = &ofproto->backer->support.odp; |
1b43cf9e JS |
4200 | |
4201 | OFPACT_FOR_EACH (ofpact, actions->ofpacts, actions->ofpacts_len) { | |
76c62d19 JR |
4202 | if (ofpact->type == OFPACT_CT) { |
4203 | const struct ofpact_conntrack *ct; | |
4204 | const struct ofpact *a; | |
1b43cf9e | 4205 | |
76c62d19 | 4206 | ct = CONTAINER_OF(ofpact, struct ofpact_conntrack, ofpact); |
1b43cf9e | 4207 | |
76c62d19 JR |
4208 | if (!support->ct_state) { |
4209 | report_unsupported_act("ct", "ct action"); | |
4210 | return OFPERR_OFPBAC_BAD_TYPE; | |
4211 | } | |
4212 | if ((ct->zone_imm || ct->zone_src.field) && !support->ct_zone) { | |
4213 | report_unsupported_act("ct", "ct zones"); | |
4214 | return OFPERR_OFPBAC_BAD_ARGUMENT; | |
4215 | } | |
4216 | /* So far the force commit feature is implemented together with the | |
4217 | * original direction tuple feature by all datapaths, so we use the | |
4218 | * support flag for the 'ct_orig_tuple' to indicate support for the | |
4219 | * force commit feature as well. */ | |
4220 | if ((ct->flags & NX_CT_F_FORCE) && !support->ct_orig_tuple) { | |
4221 | report_unsupported_act("ct", "force commit"); | |
4222 | return OFPERR_OFPBAC_BAD_ARGUMENT; | |
4223 | } | |
1b43cf9e | 4224 | |
76c62d19 JR |
4225 | OFPACT_FOR_EACH(a, ct->actions, ofpact_ct_get_action_len(ct)) { |
4226 | const struct mf_field *dst = ofpact_get_mf_dst(a); | |
1b43cf9e | 4227 | |
76c62d19 JR |
4228 | if (a->type == OFPACT_NAT && !support->ct_state_nat) { |
4229 | /* The backer doesn't seem to support the NAT bits in | |
4230 | * 'ct_state': assume that it doesn't support the NAT | |
4231 | * action. */ | |
4232 | report_unsupported_act("ct", "nat"); | |
4233 | return OFPERR_OFPBAC_BAD_TYPE; | |
4234 | } | |
4235 | if (dst && ((dst->id == MFF_CT_MARK && !support->ct_mark) || | |
4236 | (dst->id == MFF_CT_LABEL && !support->ct_label))) { | |
4237 | report_unsupported_act("ct", "setting mark and/or label"); | |
4238 | return OFPERR_OFPBAC_BAD_SET_ARGUMENT; | |
4239 | } | |
4240 | } | |
4241 | } else if (ofpact->type == OFPACT_RESUBMIT) { | |
4242 | struct ofpact_resubmit *resubmit = ofpact_get_RESUBMIT(ofpact); | |
1b43cf9e | 4243 | |
76c62d19 JR |
4244 | if (resubmit->with_ct_orig && !support->ct_orig_tuple) { |
4245 | report_unsupported_act("resubmit", | |
4246 | "ct original direction tuple"); | |
7b27258c DDP |
4247 | return OFPERR_OFPBAC_BAD_TYPE; |
4248 | } | |
1b43cf9e JS |
4249 | } |
4250 | } | |
4251 | ||
4252 | return 0; | |
4253 | } | |
4254 | ||
4255 | static enum ofperr | |
4256 | rule_check(struct rule *rule) | |
4257 | { | |
4258 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(rule->ofproto); | |
4259 | enum ofperr err; | |
4260 | ||
4261 | err = check_mask(ofproto, &rule->cr.match.mask->masks); | |
4262 | if (err) { | |
4263 | return err; | |
4264 | } | |
4265 | return check_actions(ofproto, rule->actions); | |
4266 | } | |
4267 | ||
90bf1e07 | 4268 | static enum ofperr |
abe529af | 4269 | rule_construct(struct rule *rule_) |
dc437090 | 4270 | OVS_NO_THREAD_SAFETY_ANALYSIS |
abe529af BP |
4271 | { |
4272 | struct rule_dpif *rule = rule_dpif_cast(rule_); | |
07659514 JS |
4273 | int error; |
4274 | ||
4275 | error = rule_check(rule_); | |
4276 | if (error) { | |
4277 | return error; | |
4278 | } | |
4279 | ||
97ba2d36 | 4280 | ovs_mutex_init_adaptive(&rule->stats_mutex); |
1a4ec18d JS |
4281 | rule->stats.n_packets = 0; |
4282 | rule->stats.n_bytes = 0; | |
4283 | rule->stats.used = rule->up.modified; | |
888ac0d7 | 4284 | rule->recirc_id = 0; |
39c94593 | 4285 | rule->new_rule = NULL; |
748eb2f5 | 4286 | rule->forward_counts = false; |
888ac0d7 | 4287 | |
abe529af BP |
4288 | return 0; |
4289 | } | |
4290 | ||
39c94593 | 4291 | static void |
748eb2f5 | 4292 | rule_insert(struct rule *rule_, struct rule *old_rule_, bool forward_counts) |
15aaf599 | 4293 | OVS_REQUIRES(ofproto_mutex) |
abe529af | 4294 | { |
9fbe253e | 4295 | struct rule_dpif *rule = rule_dpif_cast(rule_); |
39c94593 | 4296 | |
748eb2f5 | 4297 | if (old_rule_) { |
39c94593 JR |
4298 | struct rule_dpif *old_rule = rule_dpif_cast(old_rule_); |
4299 | ||
4300 | ovs_assert(!old_rule->new_rule); | |
4301 | ||
4302 | /* Take a reference to the new rule, and refer all stats updates from | |
4303 | * the old rule to the new rule. */ | |
07a3cd5c | 4304 | ofproto_rule_ref(&rule->up); |
39c94593 JR |
4305 | |
4306 | ovs_mutex_lock(&old_rule->stats_mutex); | |
4307 | ovs_mutex_lock(&rule->stats_mutex); | |
4308 | old_rule->new_rule = rule; /* Forward future stats. */ | |
748eb2f5 JR |
4309 | old_rule->forward_counts = forward_counts; |
4310 | ||
4311 | if (forward_counts) { | |
4312 | rule->stats = old_rule->stats; /* Transfer stats to the new | |
4313 | * rule. */ | |
4314 | } else { | |
4315 | /* Used timestamp must be forwarded whenever a rule is modified. */ | |
4316 | rule->stats.used = old_rule->stats.used; | |
4317 | } | |
39c94593 JR |
4318 | ovs_mutex_unlock(&rule->stats_mutex); |
4319 | ovs_mutex_unlock(&old_rule->stats_mutex); | |
4320 | } | |
8037acb4 BP |
4321 | } |
4322 | ||
4323 | static void | |
4324 | rule_destruct(struct rule *rule_) | |
39c94593 | 4325 | OVS_NO_THREAD_SAFETY_ANALYSIS |
8037acb4 BP |
4326 | { |
4327 | struct rule_dpif *rule = rule_dpif_cast(rule_); | |
888ac0d7 | 4328 | |
9fbe253e | 4329 | ovs_mutex_destroy(&rule->stats_mutex); |
39c94593 JR |
4330 | /* Release reference to the new rule, if any. */ |
4331 | if (rule->new_rule) { | |
07a3cd5c | 4332 | ofproto_rule_unref(&rule->new_rule->up); |
39c94593 | 4333 | } |
888ac0d7 | 4334 | if (rule->recirc_id) { |
e672ff9b | 4335 | recirc_free_id(rule->recirc_id); |
888ac0d7 | 4336 | } |
abe529af BP |
4337 | } |
4338 | ||
4339 | static void | |
dc437090 JR |
4340 | rule_get_stats(struct rule *rule_, uint64_t *packets, uint64_t *bytes, |
4341 | long long int *used) | |
abe529af BP |
4342 | { |
4343 | struct rule_dpif *rule = rule_dpif_cast(rule_); | |
abe529af | 4344 | |
9fbe253e | 4345 | ovs_mutex_lock(&rule->stats_mutex); |
39c94593 JR |
4346 | if (OVS_UNLIKELY(rule->new_rule)) { |
4347 | rule_get_stats(&rule->new_rule->up, packets, bytes, used); | |
4348 | } else { | |
4349 | *packets = rule->stats.n_packets; | |
4350 | *bytes = rule->stats.n_bytes; | |
4351 | *used = rule->stats.used; | |
4352 | } | |
9fbe253e | 4353 | ovs_mutex_unlock(&rule->stats_mutex); |
abe529af BP |
4354 | } |
4355 | ||
1f4a8933 JR |
4356 | struct ofproto_dpif_packet_out { |
4357 | struct xlate_cache xcache; | |
4358 | struct ofpbuf odp_actions; | |
4359 | struct recirc_refs rr; | |
4360 | bool needs_help; | |
4361 | }; | |
4362 | ||
4363 | ||
4364 | static struct ofproto_dpif_packet_out * | |
4365 | ofproto_dpif_packet_out_new(void) | |
4366 | { | |
4367 | struct ofproto_dpif_packet_out *aux = xmalloc(sizeof *aux); | |
4368 | xlate_cache_init(&aux->xcache); | |
4369 | ofpbuf_init(&aux->odp_actions, 64); | |
4370 | aux->rr = RECIRC_REFS_EMPTY_INITIALIZER; | |
4371 | aux->needs_help = false; | |
4372 | ||
4373 | return aux; | |
4374 | } | |
4375 | ||
4376 | static void | |
4377 | ofproto_dpif_packet_out_delete(struct ofproto_dpif_packet_out *aux) | |
4378 | { | |
4379 | if (aux) { | |
4380 | xlate_cache_uninit(&aux->xcache); | |
4381 | ofpbuf_uninit(&aux->odp_actions); | |
4382 | recirc_refs_unref(&aux->rr); | |
4383 | free(aux); | |
4384 | } | |
4385 | } | |
4386 | ||
4387 | static enum ofperr | |
4388 | packet_xlate(struct ofproto *ofproto_, struct ofproto_packet_out *opo) | |
4389 | OVS_REQUIRES(ofproto_mutex) | |
4390 | { | |
4391 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
4392 | struct xlate_out xout; | |
4393 | struct xlate_in xin; | |
4394 | enum ofperr error = 0; | |
4395 | ||
4396 | struct ofproto_dpif_packet_out *aux = ofproto_dpif_packet_out_new(); | |
4397 | ||
4398 | xlate_in_init(&xin, ofproto, opo->version, opo->flow, | |
4399 | opo->flow->in_port.ofp_port, NULL, 0, opo->packet, NULL, | |
4400 | &aux->odp_actions); | |
4401 | xin.ofpacts = opo->ofpacts; | |
4402 | xin.ofpacts_len = opo->ofpacts_len; | |
4403 | /* No learning or stats, but collect side effects to xcache. */ | |
4404 | xin.allow_side_effects = false; | |
4405 | xin.resubmit_stats = NULL; | |
4406 | xin.xcache = &aux->xcache; | |
331c07ac | 4407 | xin.in_packet_out = true; |
1f4a8933 JR |
4408 | |
4409 | if (xlate_actions(&xin, &xout) != XLATE_OK) { | |
4410 | error = OFPERR_OFPFMFC_UNKNOWN; /* Error processing actions. */ | |
4411 | goto error_out; | |
4412 | } else { | |
4413 | /* Prepare learn actions. */ | |
4414 | struct xc_entry *entry; | |
4415 | struct ofpbuf entries = aux->xcache.entries; | |
4416 | ||
4417 | XC_ENTRY_FOR_EACH (entry, &entries) { | |
4418 | if (entry->type == XC_LEARN) { | |
4419 | struct ofproto_flow_mod *ofm = entry->learn.ofm; | |
4420 | ||
4421 | error = ofproto_flow_mod_learn_refresh(ofm); | |
4422 | if (error) { | |
4423 | goto error_out; | |
4424 | } | |
4425 | struct rule *rule = ofm->temp_rule; | |
4426 | ofm->learn_adds_rule = (rule->state == RULE_INITIALIZED); | |
4427 | if (ofm->learn_adds_rule) { | |
4428 | /* If learning on a different bridge, must use its next | |
4429 | * version number. */ | |
4430 | ofm->version = (rule->ofproto == ofproto_) | |
4431 | ? opo->version : rule->ofproto->tables_version + 1; | |
4432 | error = ofproto_flow_mod_learn_start(ofm); | |
4433 | if (error) { | |
4434 | goto error_out; | |
4435 | } | |
4436 | } | |
4437 | } | |
4438 | } | |
4439 | ||
4440 | /* Success. */ | |
4441 | aux->needs_help = (xout.slow & SLOW_ACTION) != 0; | |
4442 | recirc_refs_swap(&aux->rr, &xout.recircs); /* Hold recirc refs. */ | |
4443 | } | |
4444 | xlate_out_uninit(&xout); | |
4445 | opo->aux = aux; | |
4446 | return 0; | |
4447 | ||
4448 | error_out: | |
4449 | xlate_out_uninit(&xout); | |
4450 | ofproto_dpif_packet_out_delete(aux); | |
4451 | opo->aux = NULL; | |
4452 | return error; | |
4453 | } | |
4454 | ||
6dd3c787 JR |
4455 | static void |
4456 | packet_xlate_revert(struct ofproto *ofproto OVS_UNUSED, | |
4457 | struct ofproto_packet_out *opo) | |
4458 | OVS_REQUIRES(ofproto_mutex) | |
4459 | { | |
4460 | struct ofproto_dpif_packet_out *aux = opo->aux; | |
4461 | ovs_assert(aux); | |
4462 | ||
4463 | /* Revert the learned flows. */ | |
4464 | struct xc_entry *entry; | |
4465 | struct ofpbuf entries = aux->xcache.entries; | |
4466 | ||
4467 | XC_ENTRY_FOR_EACH (entry, &entries) { | |
4468 | if (entry->type == XC_LEARN && entry->learn.ofm->learn_adds_rule) { | |
4469 | ofproto_flow_mod_learn_revert(entry->learn.ofm); | |
4470 | } | |
4471 | } | |
4472 | ||
4473 | ofproto_dpif_packet_out_delete(aux); | |
4474 | opo->aux = NULL; | |
4475 | } | |
4476 | ||
1f4a8933 JR |
4477 | /* Push stats and perform side effects of flow translation. */ |
4478 | static void | |
4479 | ofproto_dpif_xcache_execute(struct ofproto_dpif *ofproto, | |
4480 | struct xlate_cache *xcache, | |
4481 | const struct dpif_flow_stats *stats) | |
4482 | OVS_REQUIRES(ofproto_mutex) | |
4483 | { | |
4484 | struct xc_entry *entry; | |
4485 | struct ofpbuf entries = xcache->entries; | |
4486 | ||
4487 | XC_ENTRY_FOR_EACH (entry, &entries) { | |
4488 | switch (entry->type) { | |
4489 | case XC_LEARN: | |
4490 | /* Finish the learned flows. */ | |
4491 | if (entry->learn.ofm->learn_adds_rule) { | |
4492 | ofproto_flow_mod_learn_finish(entry->learn.ofm, &ofproto->up); | |
4493 | } | |
4494 | break; | |
4495 | case XC_FIN_TIMEOUT: | |
4496 | if (stats->tcp_flags & (TCP_FIN | TCP_RST)) { | |
4497 | /* 'ofproto_mutex' already held */ | |
4498 | ofproto_rule_reduce_timeouts__(&entry->fin.rule->up, | |
4499 | entry->fin.idle, | |
4500 | entry->fin.hard); | |
4501 | } | |
4502 | break; | |
4503 | /* All the rest can be dealt with by the xlate layer. */ | |
4504 | case XC_TABLE: | |
4505 | case XC_RULE: | |
4506 | case XC_BOND: | |
4507 | case XC_NETDEV: | |
4508 | case XC_NETFLOW: | |
4509 | case XC_MIRROR: | |
4510 | case XC_NORMAL: | |
4511 | case XC_GROUP: | |
4512 | case XC_TNL_NEIGH: | |
4513 | case XC_CONTROLLER: | |
4514 | xlate_push_stats_entry(entry, stats); | |
4515 | break; | |
4516 | default: | |
4517 | OVS_NOT_REACHED(); | |
4518 | } | |
4519 | } | |
4520 | } | |
4521 | ||
4522 | static void | |
4523 | packet_execute(struct ofproto *ofproto_, struct ofproto_packet_out *opo) | |
4524 | OVS_REQUIRES(ofproto_mutex) | |
4525 | { | |
4526 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
4527 | struct dpif_flow_stats stats; | |
4528 | struct dpif_execute execute; | |
4529 | ||
4530 | struct ofproto_dpif_packet_out *aux = opo->aux; | |
4531 | ovs_assert(aux); | |
4532 | ||
4533 | /* Run the side effects from the xcache. */ | |
4534 | dpif_flow_stats_extract(opo->flow, opo->packet, time_msec(), &stats); | |
4535 | ofproto_dpif_xcache_execute(ofproto, &aux->xcache, &stats); | |
4536 | ||
4537 | execute.actions = aux->odp_actions.data; | |
4538 | execute.actions_len = aux->odp_actions.size; | |
4539 | ||
4540 | pkt_metadata_from_flow(&opo->packet->md, opo->flow); | |
4541 | execute.packet = opo->packet; | |
4542 | execute.flow = opo->flow; | |
4543 | execute.needs_help = aux->needs_help; | |
4544 | execute.probe = false; | |
4545 | execute.mtu = 0; | |
4546 | ||
4547 | /* Fix up in_port. */ | |
4548 | ofproto_dpif_set_packet_odp_port(ofproto, opo->flow->in_port.ofp_port, | |
4549 | opo->packet); | |
4550 | ||
4551 | dpif_execute(ofproto->backer->dpif, &execute); | |
4552 | ofproto_dpif_packet_out_delete(aux); | |
4553 | opo->aux = NULL; | |
4554 | } | |
4555 | ||
00430a3f SH |
4556 | static struct group_dpif *group_dpif_cast(const struct ofgroup *group) |
4557 | { | |
4558 | return group ? CONTAINER_OF(group, struct group_dpif, up) : NULL; | |
4559 | } | |
4560 | ||
4561 | static struct ofgroup * | |
4562 | group_alloc(void) | |
4563 | { | |
4564 | struct group_dpif *group = xzalloc(sizeof *group); | |
4565 | return &group->up; | |
4566 | } | |
4567 | ||
4568 | static void | |
4569 | group_dealloc(struct ofgroup *group_) | |
4570 | { | |
4571 | struct group_dpif *group = group_dpif_cast(group_); | |
4572 | free(group); | |
4573 | } | |
4574 | ||
4575 | static void | |
4576 | group_construct_stats(struct group_dpif *group) | |
4577 | OVS_REQUIRES(group->stats_mutex) | |
4578 | { | |
4579 | group->packet_count = 0; | |
4580 | group->byte_count = 0; | |
1e684d7d | 4581 | |
07a3cd5c BP |
4582 | struct ofputil_bucket *bucket; |
4583 | LIST_FOR_EACH (bucket, list_node, &group->up.buckets) { | |
1e684d7d RW |
4584 | bucket->stats.packet_count = 0; |
4585 | bucket->stats.byte_count = 0; | |
00430a3f SH |
4586 | } |
4587 | } | |
4588 | ||
1e684d7d RW |
4589 | void |
4590 | group_dpif_credit_stats(struct group_dpif *group, | |
4591 | struct ofputil_bucket *bucket, | |
4592 | const struct dpif_flow_stats *stats) | |
4593 | { | |
4594 | ovs_mutex_lock(&group->stats_mutex); | |
4595 | group->packet_count += stats->n_packets; | |
4596 | group->byte_count += stats->n_bytes; | |
4597 | if (bucket) { | |
4598 | bucket->stats.packet_count += stats->n_packets; | |
4599 | bucket->stats.byte_count += stats->n_bytes; | |
4600 | } else { /* Credit to all buckets */ | |
07a3cd5c BP |
4601 | struct ofputil_bucket *bucket; |
4602 | LIST_FOR_EACH (bucket, list_node, &group->up.buckets) { | |
1e684d7d RW |
4603 | bucket->stats.packet_count += stats->n_packets; |
4604 | bucket->stats.byte_count += stats->n_bytes; | |
4605 | } | |
4606 | } | |
4607 | ovs_mutex_unlock(&group->stats_mutex); | |
4608 | } | |
4609 | ||
00430a3f SH |
4610 | static enum ofperr |
4611 | group_construct(struct ofgroup *group_) | |
4612 | { | |
4613 | struct group_dpif *group = group_dpif_cast(group_); | |
5a070238 | 4614 | |
97ba2d36 | 4615 | ovs_mutex_init_adaptive(&group->stats_mutex); |
00430a3f SH |
4616 | ovs_mutex_lock(&group->stats_mutex); |
4617 | group_construct_stats(group); | |
4618 | ovs_mutex_unlock(&group->stats_mutex); | |
4619 | return 0; | |
4620 | } | |
4621 | ||
00430a3f SH |
4622 | static void |
4623 | group_destruct(struct ofgroup *group_) | |
4624 | { | |
4625 | struct group_dpif *group = group_dpif_cast(group_); | |
00430a3f SH |
4626 | ovs_mutex_destroy(&group->stats_mutex); |
4627 | } | |
4628 | ||
00430a3f SH |
4629 | static enum ofperr |
4630 | group_get_stats(const struct ofgroup *group_, struct ofputil_group_stats *ogs) | |
4631 | { | |
4632 | struct group_dpif *group = group_dpif_cast(group_); | |
4633 | ||
00430a3f SH |
4634 | ovs_mutex_lock(&group->stats_mutex); |
4635 | ogs->packet_count = group->packet_count; | |
4636 | ogs->byte_count = group->byte_count; | |
1e684d7d | 4637 | |
07a3cd5c BP |
4638 | struct bucket_counter *bucket_stats = ogs->bucket_stats; |
4639 | struct ofputil_bucket *bucket; | |
4640 | LIST_FOR_EACH (bucket, list_node, &group->up.buckets) { | |
1e684d7d RW |
4641 | bucket_stats->packet_count = bucket->stats.packet_count; |
4642 | bucket_stats->byte_count = bucket->stats.byte_count; | |
4643 | bucket_stats++; | |
4644 | } | |
00430a3f SH |
4645 | ovs_mutex_unlock(&group->stats_mutex); |
4646 | ||
4647 | return 0; | |
4648 | } | |
f4fb341b | 4649 | |
809c7548 RW |
4650 | /* If the group exists, this function increments the groups's reference count. |
4651 | * | |
07a3cd5c | 4652 | * Make sure to call ofproto_group_unref() after no longer needing to maintain |
809c7548 | 4653 | * a reference to the group. */ |
db88b35c | 4654 | struct group_dpif * |
76973237 | 4655 | group_dpif_lookup(struct ofproto_dpif *ofproto, uint32_t group_id, |
5d08a275 | 4656 | ovs_version_t version, bool take_ref) |
f4fb341b | 4657 | { |
76973237 | 4658 | struct ofgroup *ofgroup = ofproto_group_lookup(&ofproto->up, group_id, |
5d08a275 | 4659 | version, take_ref); |
db88b35c | 4660 | return ofgroup ? group_dpif_cast(ofgroup) : NULL; |
f4fb341b | 4661 | } |
abe529af | 4662 | \f |
2eb79142 JG |
4663 | /* Sends 'packet' out 'ofport'. If 'port' is a tunnel and that tunnel type |
4664 | * supports a notion of an OAM flag, sets it if 'oam' is true. | |
52a90c29 | 4665 | * May modify 'packet'. |
abe529af | 4666 | * Returns 0 if successful, otherwise a positive errno value. */ |
91d6cd12 | 4667 | int |
2eb79142 JG |
4668 | ofproto_dpif_send_packet(const struct ofport_dpif *ofport, bool oam, |
4669 | struct dp_packet *packet) | |
abe529af | 4670 | { |
79e15b78 | 4671 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofport->up.ofproto); |
abe529af BP |
4672 | int error; |
4673 | ||
2eb79142 | 4674 | error = xlate_send_packet(ofport, oam, packet); |
79e15b78 | 4675 | |
0da3c61b | 4676 | ovs_mutex_lock(&ofproto->stats_mutex); |
79e15b78 | 4677 | ofproto->stats.tx_packets++; |
cf62fa4c | 4678 | ofproto->stats.tx_bytes += dp_packet_size(packet); |
0da3c61b | 4679 | ovs_mutex_unlock(&ofproto->stats_mutex); |
abe529af BP |
4680 | return error; |
4681 | } | |
9583bc14 | 4682 | \f |
b5cbbcf6 AZ |
4683 | /* Return the version string of the datapath that backs up |
4684 | * this 'ofproto'. | |
4685 | */ | |
4686 | static const char * | |
4687 | get_datapath_version(const struct ofproto *ofproto_) | |
4688 | { | |
4689 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
4690 | ||
4691 | return ofproto->backer->dp_version_string; | |
4692 | } | |
4693 | ||
d4f6865c DDP |
4694 | static void |
4695 | type_set_config(const char *type, const struct smap *other_config) | |
4696 | { | |
4697 | struct dpif_backer *backer; | |
4698 | ||
4699 | backer = shash_find_data(&all_dpif_backers, type); | |
4700 | if (!backer) { | |
4701 | /* This is not necessarily a problem, since backers are only | |
4702 | * created on demand. */ | |
4703 | return; | |
4704 | } | |
4705 | ||
4706 | dpif_set_config(backer->dpif, other_config); | |
4707 | } | |
4708 | ||
2a7c4805 JP |
4709 | static void |
4710 | ct_flush(const struct ofproto *ofproto_, const uint16_t *zone) | |
4711 | { | |
4712 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
4713 | ||
4714 | ct_dpif_flush(ofproto->backer->dpif, zone); | |
4715 | } | |
4716 | ||
9583bc14 EJ |
4717 | static bool |
4718 | set_frag_handling(struct ofproto *ofproto_, | |
ad99e2ed | 4719 | enum ofputil_frag_handling frag_handling) |
abe529af BP |
4720 | { |
4721 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
ad99e2ed | 4722 | if (frag_handling != OFPUTIL_FRAG_REASM) { |
2cc3c58e | 4723 | ofproto->backer->need_revalidate = REV_RECONFIGURE; |
7257b535 BP |
4724 | return true; |
4725 | } else { | |
4726 | return false; | |
4727 | } | |
abe529af BP |
4728 | } |
4729 | ||
77ab5fd2 BP |
4730 | static enum ofperr |
4731 | nxt_resume(struct ofproto *ofproto_, | |
4732 | const struct ofputil_packet_in_private *pin) | |
4733 | { | |
4734 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
4735 | ||
4736 | /* Translate pin into datapath actions. */ | |
4737 | uint64_t odp_actions_stub[1024 / 8]; | |
4738 | struct ofpbuf odp_actions = OFPBUF_STUB_INITIALIZER(odp_actions_stub); | |
4739 | enum slow_path_reason slow; | |
4740 | enum ofperr error = xlate_resume(ofproto, pin, &odp_actions, &slow); | |
4741 | ||
4742 | /* Steal 'pin->packet' and put it into a dp_packet. */ | |
4743 | struct dp_packet packet; | |
4744 | dp_packet_init(&packet, pin->public.packet_len); | |
4745 | dp_packet_put(&packet, pin->public.packet, pin->public.packet_len); | |
4746 | ||
1df7f7aa NS |
4747 | pkt_metadata_from_flow(&packet.md, &pin->public.flow_metadata.flow); |
4748 | ||
4749 | /* Fix up in_port. */ | |
4750 | ofproto_dpif_set_packet_odp_port(ofproto, | |
4751 | pin->public.flow_metadata.flow.in_port.ofp_port, | |
4752 | &packet); | |
4753 | ||
10b3f505 NS |
4754 | struct flow headers; |
4755 | flow_extract(&packet, &headers); | |
4756 | ||
77ab5fd2 BP |
4757 | /* Execute the datapath actions on the packet. */ |
4758 | struct dpif_execute execute = { | |
4759 | .actions = odp_actions.data, | |
4760 | .actions_len = odp_actions.size, | |
4761 | .needs_help = (slow & SLOW_ACTION) != 0, | |
4762 | .packet = &packet, | |
1cceb31b | 4763 | .flow = &headers, |
77ab5fd2 BP |
4764 | }; |
4765 | dpif_execute(ofproto->backer->dpif, &execute); | |
4766 | ||
4767 | /* Clean up. */ | |
4768 | ofpbuf_uninit(&odp_actions); | |
4769 | dp_packet_uninit(&packet); | |
4770 | ||
4771 | return error; | |
4772 | } | |
6fca1ffb BP |
4773 | \f |
4774 | /* NetFlow. */ | |
4775 | ||
4776 | static int | |
4777 | set_netflow(struct ofproto *ofproto_, | |
4778 | const struct netflow_options *netflow_options) | |
4779 | { | |
4780 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
4781 | ||
4782 | if (netflow_options) { | |
4783 | if (!ofproto->netflow) { | |
4784 | ofproto->netflow = netflow_create(); | |
7bab1576 | 4785 | ofproto->backer->need_revalidate = REV_RECONFIGURE; |
6fca1ffb BP |
4786 | } |
4787 | return netflow_set_options(ofproto->netflow, netflow_options); | |
7bab1576 EJ |
4788 | } else if (ofproto->netflow) { |
4789 | ofproto->backer->need_revalidate = REV_RECONFIGURE; | |
8e407f27 | 4790 | netflow_unref(ofproto->netflow); |
6fca1ffb | 4791 | ofproto->netflow = NULL; |
6fca1ffb | 4792 | } |
7bab1576 EJ |
4793 | |
4794 | return 0; | |
6fca1ffb | 4795 | } |
abe529af BP |
4796 | |
4797 | static void | |
4798 | get_netflow_ids(const struct ofproto *ofproto_, | |
4799 | uint8_t *engine_type, uint8_t *engine_id) | |
4800 | { | |
4801 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
4802 | ||
acf60855 | 4803 | dpif_get_netflow_ids(ofproto->backer->dpif, engine_type, engine_id); |
abe529af BP |
4804 | } |
4805 | \f | |
d13ee228 | 4806 | struct ofproto_dpif * |
abe529af BP |
4807 | ofproto_dpif_lookup(const char *name) |
4808 | { | |
b44a10b7 BP |
4809 | struct ofproto_dpif *ofproto; |
4810 | ||
4811 | HMAP_FOR_EACH_WITH_HASH (ofproto, all_ofproto_dpifs_node, | |
4812 | hash_string(name, 0), &all_ofproto_dpifs) { | |
4813 | if (!strcmp(ofproto->up.name, name)) { | |
4814 | return ofproto; | |
4815 | } | |
4816 | } | |
4817 | return NULL; | |
abe529af BP |
4818 | } |
4819 | ||
f0a3aa2e | 4820 | static void |
96e466a3 | 4821 | ofproto_unixctl_fdb_flush(struct unixctl_conn *conn, int argc, |
0e15264f | 4822 | const char *argv[], void *aux OVS_UNUSED) |
f0a3aa2e | 4823 | { |
490df1ef | 4824 | struct ofproto_dpif *ofproto; |
f0a3aa2e | 4825 | |
96e466a3 EJ |
4826 | if (argc > 1) { |
4827 | ofproto = ofproto_dpif_lookup(argv[1]); | |
4828 | if (!ofproto) { | |
bde9f75d | 4829 | unixctl_command_reply_error(conn, "no such bridge"); |
96e466a3 EJ |
4830 | return; |
4831 | } | |
509c0149 | 4832 | ovs_rwlock_wrlock(&ofproto->ml->rwlock); |
30618594 | 4833 | mac_learning_flush(ofproto->ml); |
509c0149 | 4834 | ovs_rwlock_unlock(&ofproto->ml->rwlock); |
96e466a3 EJ |
4835 | } else { |
4836 | HMAP_FOR_EACH (ofproto, all_ofproto_dpifs_node, &all_ofproto_dpifs) { | |
509c0149 | 4837 | ovs_rwlock_wrlock(&ofproto->ml->rwlock); |
30618594 | 4838 | mac_learning_flush(ofproto->ml); |
509c0149 | 4839 | ovs_rwlock_unlock(&ofproto->ml->rwlock); |
96e466a3 | 4840 | } |
f0a3aa2e | 4841 | } |
f0a3aa2e | 4842 | |
bde9f75d | 4843 | unixctl_command_reply(conn, "table successfully flushed"); |
f0a3aa2e AA |
4844 | } |
4845 | ||
08fdcc12 FL |
4846 | static void |
4847 | ofproto_unixctl_mcast_snooping_flush(struct unixctl_conn *conn, int argc, | |
4848 | const char *argv[], void *aux OVS_UNUSED) | |
4849 | { | |
4850 | struct ofproto_dpif *ofproto; | |
4851 | ||
4852 | if (argc > 1) { | |
4853 | ofproto = ofproto_dpif_lookup(argv[1]); | |
4854 | if (!ofproto) { | |
4855 | unixctl_command_reply_error(conn, "no such bridge"); | |
4856 | return; | |
4857 | } | |
4858 | ||
4859 | if (!mcast_snooping_enabled(ofproto->ms)) { | |
4860 | unixctl_command_reply_error(conn, "multicast snooping is disabled"); | |
4861 | return; | |
4862 | } | |
4863 | mcast_snooping_mdb_flush(ofproto->ms); | |
4864 | } else { | |
4865 | HMAP_FOR_EACH (ofproto, all_ofproto_dpifs_node, &all_ofproto_dpifs) { | |
4866 | if (!mcast_snooping_enabled(ofproto->ms)) { | |
4867 | continue; | |
4868 | } | |
4869 | mcast_snooping_mdb_flush(ofproto->ms); | |
4870 | } | |
4871 | } | |
4872 | ||
4873 | unixctl_command_reply(conn, "table successfully flushed"); | |
4874 | } | |
4875 | ||
46c88433 EJ |
4876 | static struct ofport_dpif * |
4877 | ofbundle_get_a_port(const struct ofbundle *bundle) | |
4878 | { | |
417e7e66 | 4879 | return CONTAINER_OF(ovs_list_front(&bundle->ports), struct ofport_dpif, |
46c88433 EJ |
4880 | bundle_node); |
4881 | } | |
4882 | ||
abe529af | 4883 | static void |
0e15264f BP |
4884 | ofproto_unixctl_fdb_show(struct unixctl_conn *conn, int argc OVS_UNUSED, |
4885 | const char *argv[], void *aux OVS_UNUSED) | |
abe529af BP |
4886 | { |
4887 | struct ds ds = DS_EMPTY_INITIALIZER; | |
4888 | const struct ofproto_dpif *ofproto; | |
4889 | const struct mac_entry *e; | |
4890 | ||
0e15264f | 4891 | ofproto = ofproto_dpif_lookup(argv[1]); |
abe529af | 4892 | if (!ofproto) { |
bde9f75d | 4893 | unixctl_command_reply_error(conn, "no such bridge"); |
abe529af BP |
4894 | return; |
4895 | } | |
4896 | ||
4897 | ds_put_cstr(&ds, " port VLAN MAC Age\n"); | |
509c0149 | 4898 | ovs_rwlock_rdlock(&ofproto->ml->rwlock); |
abe529af | 4899 | LIST_FOR_EACH (e, lru_node, &ofproto->ml->lrus) { |
9d078ec2 | 4900 | struct ofbundle *bundle = mac_entry_get_port(ofproto->ml, e); |
2f2b904f | 4901 | char name[OFP10_MAX_PORT_NAME_LEN]; |
ad28062f BP |
4902 | |
4903 | ofputil_port_to_string(ofbundle_get_a_port(bundle)->up.ofp_port, | |
4904 | name, sizeof name); | |
4905 | ds_put_format(&ds, "%5s %4d "ETH_ADDR_FMT" %3d\n", | |
4906 | name, e->vlan, ETH_ADDR_ARGS(e->mac), | |
e764773c | 4907 | mac_entry_age(ofproto->ml, e)); |
abe529af | 4908 | } |
509c0149 | 4909 | ovs_rwlock_unlock(&ofproto->ml->rwlock); |
bde9f75d | 4910 | unixctl_command_reply(conn, ds_cstr(&ds)); |
abe529af BP |
4911 | ds_destroy(&ds); |
4912 | } | |
4913 | ||
08fdcc12 FL |
4914 | static void |
4915 | ofproto_unixctl_mcast_snooping_show(struct unixctl_conn *conn, | |
4916 | int argc OVS_UNUSED, | |
4917 | const char *argv[], | |
4918 | void *aux OVS_UNUSED) | |
4919 | { | |
4920 | struct ds ds = DS_EMPTY_INITIALIZER; | |
4921 | const struct ofproto_dpif *ofproto; | |
4922 | const struct ofbundle *bundle; | |
4923 | const struct mcast_group *grp; | |
4924 | struct mcast_group_bundle *b; | |
4925 | struct mcast_mrouter_bundle *mrouter; | |
4926 | ||
4927 | ofproto = ofproto_dpif_lookup(argv[1]); | |
4928 | if (!ofproto) { | |
4929 | unixctl_command_reply_error(conn, "no such bridge"); | |
4930 | return; | |
4931 | } | |
4932 | ||
4933 | if (!mcast_snooping_enabled(ofproto->ms)) { | |
4934 | unixctl_command_reply_error(conn, "multicast snooping is disabled"); | |
4935 | return; | |
4936 | } | |
4937 | ||
4938 | ds_put_cstr(&ds, " port VLAN GROUP Age\n"); | |
4939 | ovs_rwlock_rdlock(&ofproto->ms->rwlock); | |
4940 | LIST_FOR_EACH (grp, group_node, &ofproto->ms->group_lru) { | |
4941 | LIST_FOR_EACH(b, bundle_node, &grp->bundle_lru) { | |
2f2b904f | 4942 | char name[OFP10_MAX_PORT_NAME_LEN]; |
08fdcc12 FL |
4943 | |
4944 | bundle = b->port; | |
4945 | ofputil_port_to_string(ofbundle_get_a_port(bundle)->up.ofp_port, | |
4946 | name, sizeof name); | |
964a4d5f | 4947 | ds_put_format(&ds, "%5s %4d ", name, grp->vlan); |
ac6d120f | 4948 | ipv6_format_mapped(&grp->addr, &ds); |
964a4d5f | 4949 | ds_put_format(&ds, " %3d\n", |
08fdcc12 FL |
4950 | mcast_bundle_age(ofproto->ms, b)); |
4951 | } | |
4952 | } | |
4953 | ||
4954 | /* ports connected to multicast routers */ | |
4955 | LIST_FOR_EACH(mrouter, mrouter_node, &ofproto->ms->mrouter_lru) { | |
2f2b904f | 4956 | char name[OFP10_MAX_PORT_NAME_LEN]; |
08fdcc12 FL |
4957 | |
4958 | bundle = mrouter->port; | |
4959 | ofputil_port_to_string(ofbundle_get_a_port(bundle)->up.ofp_port, | |
4960 | name, sizeof name); | |
c4bb1f8b | 4961 | ds_put_format(&ds, "%5s %4d querier %3d\n", |
08fdcc12 FL |
4962 | name, mrouter->vlan, |
4963 | mcast_mrouter_age(ofproto->ms, mrouter)); | |
4964 | } | |
4965 | ovs_rwlock_unlock(&ofproto->ms->rwlock); | |
4966 | unixctl_command_reply(conn, ds_cstr(&ds)); | |
4967 | ds_destroy(&ds); | |
4968 | } | |
4969 | ||
27022416 JP |
4970 | /* Store the current ofprotos in 'ofproto_shash'. Returns a sorted list |
4971 | * of the 'ofproto_shash' nodes. It is the responsibility of the caller | |
4972 | * to destroy 'ofproto_shash' and free the returned value. */ | |
4973 | static const struct shash_node ** | |
4974 | get_ofprotos(struct shash *ofproto_shash) | |
4975 | { | |
4976 | const struct ofproto_dpif *ofproto; | |
4977 | ||
4978 | HMAP_FOR_EACH (ofproto, all_ofproto_dpifs_node, &all_ofproto_dpifs) { | |
4979 | char *name = xasprintf("%s@%s", ofproto->up.type, ofproto->up.name); | |
4980 | shash_add_nocopy(ofproto_shash, name, ofproto); | |
4981 | } | |
4982 | ||
4983 | return shash_sort(ofproto_shash); | |
4984 | } | |
4985 | ||
4986 | static void | |
4987 | ofproto_unixctl_dpif_dump_dps(struct unixctl_conn *conn, int argc OVS_UNUSED, | |
4988 | const char *argv[] OVS_UNUSED, | |
4989 | void *aux OVS_UNUSED) | |
4990 | { | |
4991 | struct ds ds = DS_EMPTY_INITIALIZER; | |
4992 | struct shash ofproto_shash; | |
4993 | const struct shash_node **sorted_ofprotos; | |
4994 | int i; | |
4995 | ||
4996 | shash_init(&ofproto_shash); | |
4997 | sorted_ofprotos = get_ofprotos(&ofproto_shash); | |
4998 | for (i = 0; i < shash_count(&ofproto_shash); i++) { | |
4999 | const struct shash_node *node = sorted_ofprotos[i]; | |
5000 | ds_put_format(&ds, "%s\n", node->name); | |
5001 | } | |
5002 | ||
5003 | shash_destroy(&ofproto_shash); | |
5004 | free(sorted_ofprotos); | |
5005 | ||
5006 | unixctl_command_reply(conn, ds_cstr(&ds)); | |
5007 | ds_destroy(&ds); | |
5008 | } | |
5009 | ||
a98b700d | 5010 | static void |
1c2f091b | 5011 | show_dp_feature_bool(struct ds *ds, const char *feature, bool b) |
a98b700d AZ |
5012 | { |
5013 | ds_put_format(ds, "%s: %s\n", feature, b ? "Yes" : "No"); | |
5014 | } | |
5015 | ||
5016 | static void | |
1c2f091b | 5017 | show_dp_feature_size_t(struct ds *ds, const char *feature, size_t s) |
a98b700d AZ |
5018 | { |
5019 | ds_put_format(ds, "%s: %"PRIuSIZE"\n", feature, s); | |
5020 | } | |
5021 | ||
5022 | static void | |
5023 | dpif_show_support(const struct dpif_backer_support *support, struct ds *ds) | |
5024 | { | |
1c2f091b AZ |
5025 | #define DPIF_SUPPORT_FIELD(TYPE, NAME, TITLE) \ |
5026 | show_dp_feature_##TYPE (ds, TITLE, support->NAME); | |
5027 | DPIF_SUPPORT_FIELDS | |
5028 | #undef DPIF_SUPPORT_FIELD | |
5029 | ||
5030 | #define ODP_SUPPORT_FIELD(TYPE, NAME, TITLE) \ | |
5031 | show_dp_feature_##TYPE (ds, TITLE, support->odp.NAME ); | |
5032 | ODP_SUPPORT_FIELDS | |
5033 | #undef ODP_SUPPORT_FIELD | |
a98b700d AZ |
5034 | } |
5035 | ||
dc54ef36 EJ |
5036 | static void |
5037 | dpif_show_backer(const struct dpif_backer *backer, struct ds *ds) | |
27022416 | 5038 | { |
dc54ef36 | 5039 | const struct shash_node **ofprotos; |
e79a6c83 | 5040 | struct dpif_dp_stats dp_stats; |
dc54ef36 | 5041 | struct shash ofproto_shash; |
09672174 | 5042 | size_t i; |
655ab909 | 5043 | |
e79a6c83 | 5044 | dpif_get_dp_stats(backer->dpif, &dp_stats); |
dc54ef36 | 5045 | ds_put_format(ds, "%s: hit:%"PRIu64" missed:%"PRIu64"\n", |
e79a6c83 | 5046 | dpif_name(backer->dpif), dp_stats.n_hit, dp_stats.n_missed); |
dc54ef36 | 5047 | |
dc54ef36 EJ |
5048 | shash_init(&ofproto_shash); |
5049 | ofprotos = get_ofprotos(&ofproto_shash); | |
5050 | for (i = 0; i < shash_count(&ofproto_shash); i++) { | |
5051 | struct ofproto_dpif *ofproto = ofprotos[i]->data; | |
5052 | const struct shash_node **ports; | |
5053 | size_t j; | |
0a740f48 | 5054 | |
dc54ef36 EJ |
5055 | if (ofproto->backer != backer) { |
5056 | continue; | |
0a740f48 | 5057 | } |
27022416 | 5058 | |
e79a6c83 | 5059 | ds_put_format(ds, "\t%s:\n", ofproto->up.name); |
dc54ef36 EJ |
5060 | |
5061 | ports = shash_sort(&ofproto->up.port_by_name); | |
5062 | for (j = 0; j < shash_count(&ofproto->up.port_by_name); j++) { | |
5063 | const struct shash_node *node = ports[j]; | |
5064 | struct ofport *ofport = node->data; | |
5065 | struct smap config; | |
4e022ec0 | 5066 | odp_port_t odp_port; |
27022416 | 5067 | |
dc54ef36 EJ |
5068 | ds_put_format(ds, "\t\t%s %u/", netdev_get_name(ofport->netdev), |
5069 | ofport->ofp_port); | |
27022416 | 5070 | |
dc54ef36 | 5071 | odp_port = ofp_port_to_odp_port(ofproto, ofport->ofp_port); |
4e022ec0 | 5072 | if (odp_port != ODPP_NONE) { |
dc54ef36 EJ |
5073 | ds_put_format(ds, "%"PRIu32":", odp_port); |
5074 | } else { | |
5075 | ds_put_cstr(ds, "none:"); | |
5076 | } | |
27022416 | 5077 | |
dc54ef36 | 5078 | ds_put_format(ds, " (%s", netdev_get_type(ofport->netdev)); |
27022416 | 5079 | |
dc54ef36 EJ |
5080 | smap_init(&config); |
5081 | if (!netdev_get_config(ofport->netdev, &config)) { | |
5082 | const struct smap_node **nodes; | |
5083 | size_t i; | |
27022416 | 5084 | |
dc54ef36 EJ |
5085 | nodes = smap_sort(&config); |
5086 | for (i = 0; i < smap_count(&config); i++) { | |
5087 | const struct smap_node *node = nodes[i]; | |
5088 | ds_put_format(ds, "%c %s=%s", i ? ',' : ':', | |
5089 | node->key, node->value); | |
5090 | } | |
5091 | free(nodes); | |
27022416 | 5092 | } |
dc54ef36 EJ |
5093 | smap_destroy(&config); |
5094 | ||
27022416 | 5095 | ds_put_char(ds, ')'); |
dc54ef36 | 5096 | ds_put_char(ds, '\n'); |
27022416 | 5097 | } |
dc54ef36 | 5098 | free(ports); |
27022416 | 5099 | } |
dc54ef36 EJ |
5100 | shash_destroy(&ofproto_shash); |
5101 | free(ofprotos); | |
27022416 JP |
5102 | } |
5103 | ||
5104 | static void | |
dc54ef36 EJ |
5105 | ofproto_unixctl_dpif_show(struct unixctl_conn *conn, int argc OVS_UNUSED, |
5106 | const char *argv[] OVS_UNUSED, void *aux OVS_UNUSED) | |
27022416 JP |
5107 | { |
5108 | struct ds ds = DS_EMPTY_INITIALIZER; | |
dc54ef36 EJ |
5109 | const struct shash_node **backers; |
5110 | int i; | |
27022416 | 5111 | |
dc54ef36 EJ |
5112 | backers = shash_sort(&all_dpif_backers); |
5113 | for (i = 0; i < shash_count(&all_dpif_backers); i++) { | |
5114 | dpif_show_backer(backers[i]->data, &ds); | |
27022416 | 5115 | } |
dc54ef36 | 5116 | free(backers); |
27022416 JP |
5117 | |
5118 | unixctl_command_reply(conn, ds_cstr(&ds)); | |
5119 | ds_destroy(&ds); | |
5120 | } | |
5121 | ||
5122 | static void | |
5123 | ofproto_unixctl_dpif_dump_flows(struct unixctl_conn *conn, | |
5124 | int argc OVS_UNUSED, const char *argv[], | |
5125 | void *aux OVS_UNUSED) | |
5126 | { | |
27022416 | 5127 | const struct ofproto_dpif *ofproto; |
ac64794a BP |
5128 | |
5129 | struct ds ds = DS_EMPTY_INITIALIZER; | |
04b541df | 5130 | bool verbosity = false; |
ac64794a | 5131 | |
04b541df GS |
5132 | struct dpif_port dpif_port; |
5133 | struct dpif_port_dump port_dump; | |
5134 | struct hmap portno_names; | |
ac64794a BP |
5135 | |
5136 | struct dpif_flow_dump *flow_dump; | |
5137 | struct dpif_flow_dump_thread *flow_dump_thread; | |
5138 | struct dpif_flow f; | |
938eaa50 | 5139 | int error; |
27022416 | 5140 | |
04b541df | 5141 | ofproto = ofproto_dpif_lookup(argv[argc - 1]); |
27022416 JP |
5142 | if (!ofproto) { |
5143 | unixctl_command_reply_error(conn, "no such bridge"); | |
5144 | return; | |
5145 | } | |
5146 | ||
04b541df GS |
5147 | if (argc > 2 && !strcmp(argv[1], "-m")) { |
5148 | verbosity = true; | |
5149 | } | |
5150 | ||
5151 | hmap_init(&portno_names); | |
5152 | DPIF_PORT_FOR_EACH (&dpif_port, &port_dump, ofproto->backer->dpif) { | |
5153 | odp_portno_names_set(&portno_names, dpif_port.port_no, dpif_port.name); | |
5154 | } | |
5155 | ||
1b849273 | 5156 | ds_init(&ds); |
64bb477f | 5157 | flow_dump = dpif_flow_dump_create(ofproto->backer->dpif, false); |
ac64794a BP |
5158 | flow_dump_thread = dpif_flow_dump_thread_create(flow_dump); |
5159 | while (dpif_flow_dump_next(flow_dump_thread, &f, 1)) { | |
ef377a58 JR |
5160 | struct flow flow; |
5161 | ||
5162 | if (odp_flow_key_to_flow(f.key, f.key_len, &flow) == ODP_FIT_ERROR | |
5163 | || xlate_lookup_ofproto(ofproto->backer, &flow, NULL) != ofproto) { | |
04d08d54 EJ |
5164 | continue; |
5165 | } | |
5166 | ||
70e5ed6f JS |
5167 | if (verbosity) { |
5168 | odp_format_ufid(&f.ufid, &ds); | |
5169 | ds_put_cstr(&ds, " "); | |
5170 | } | |
ac64794a BP |
5171 | odp_flow_format(f.key, f.key_len, f.mask, f.mask_len, |
5172 | &portno_names, &ds, verbosity); | |
1b849273 | 5173 | ds_put_cstr(&ds, ", "); |
ac64794a | 5174 | dpif_flow_stats_format(&f.stats, &ds); |
27022416 | 5175 | ds_put_cstr(&ds, ", actions:"); |
ac64794a | 5176 | format_odp_actions(&ds, f.actions, f.actions_len); |
27022416 JP |
5177 | ds_put_char(&ds, '\n'); |
5178 | } | |
ac64794a BP |
5179 | dpif_flow_dump_thread_destroy(flow_dump_thread); |
5180 | error = dpif_flow_dump_destroy(flow_dump); | |
27022416 | 5181 | |
938eaa50 | 5182 | if (error) { |
1b849273 JS |
5183 | ds_clear(&ds); |
5184 | ds_put_format(&ds, "dpif/dump_flows failed: %s", ovs_strerror(errno)); | |
5185 | unixctl_command_reply_error(conn, ds_cstr(&ds)); | |
5186 | } else { | |
5187 | unixctl_command_reply(conn, ds_cstr(&ds)); | |
5188 | } | |
04b541df GS |
5189 | odp_portno_names_destroy(&portno_names); |
5190 | hmap_destroy(&portno_names); | |
27022416 JP |
5191 | ds_destroy(&ds); |
5192 | } | |
5193 | ||
abe529af | 5194 | static void |
a36de779 PS |
5195 | ofproto_revalidate_all_backers(void) |
5196 | { | |
5197 | const struct shash_node **backers; | |
5198 | int i; | |
5199 | ||
5200 | backers = shash_sort(&all_dpif_backers); | |
5201 | for (i = 0; i < shash_count(&all_dpif_backers); i++) { | |
5202 | struct dpif_backer *backer = backers[i]->data; | |
5203 | backer->need_revalidate = REV_RECONFIGURE; | |
5204 | } | |
5205 | free(backers); | |
5206 | } | |
5207 | ||
5208 | static void | |
5209 | disable_tnl_push_pop(struct unixctl_conn *conn OVS_UNUSED, int argc OVS_UNUSED, | |
5210 | const char *argv[], void *aux OVS_UNUSED) | |
5211 | { | |
5212 | if (!strcasecmp(argv[1], "off")) { | |
5213 | ofproto_use_tnl_push_pop = false; | |
5214 | unixctl_command_reply(conn, "Tunnel push-pop off"); | |
5215 | ofproto_revalidate_all_backers(); | |
5216 | } else if (!strcasecmp(argv[1], "on")) { | |
5217 | ofproto_use_tnl_push_pop = true; | |
5218 | unixctl_command_reply(conn, "Tunnel push-pop on"); | |
5219 | ofproto_revalidate_all_backers(); | |
a6313b25 IM |
5220 | } else { |
5221 | unixctl_command_reply_error(conn, "Invalid argument"); | |
a36de779 PS |
5222 | } |
5223 | } | |
5224 | ||
aaca4fe0 WT |
5225 | static void |
5226 | disable_datapath_truncate(struct unixctl_conn *conn OVS_UNUSED, | |
5227 | int argc OVS_UNUSED, | |
5228 | const char *argv[] OVS_UNUSED, | |
5229 | void *aux OVS_UNUSED) | |
5230 | { | |
5231 | const struct shash_node **backers; | |
5232 | int i; | |
5233 | ||
5234 | backers = shash_sort(&all_dpif_backers); | |
5235 | for (i = 0; i < shash_count(&all_dpif_backers); i++) { | |
5236 | struct dpif_backer *backer = backers[i]->data; | |
5237 | backer->support.trunc = false; | |
5238 | } | |
5239 | free(backers); | |
5240 | unixctl_command_reply(conn, "Datapath truncate action diabled"); | |
5241 | } | |
5242 | ||
bef503e8 AZ |
5243 | static void |
5244 | disable_datapath_clone(struct unixctl_conn *conn OVS_UNUSED, | |
5245 | int argc, const char *argv[], | |
5246 | void *aux OVS_UNUSED) | |
5247 | { | |
5248 | struct ds ds = DS_EMPTY_INITIALIZER; | |
5249 | const char *br = argv[argc -1]; | |
5250 | struct ofproto_dpif *ofproto; | |
5251 | ||
5252 | ofproto = ofproto_dpif_lookup(br); | |
5253 | if (!ofproto) { | |
5254 | unixctl_command_reply_error(conn, "no such bridge"); | |
5255 | return; | |
5256 | } | |
5257 | xlate_disable_dp_clone(ofproto); | |
5258 | udpif_flush(ofproto->backer->udpif); | |
5259 | ds_put_format(&ds, "Datapath clone action disabled for bridge %s", br); | |
5260 | unixctl_command_reply(conn, ds_cstr(&ds)); | |
391097b6 | 5261 | ds_destroy(&ds); |
bef503e8 AZ |
5262 | } |
5263 | ||
a98b700d AZ |
5264 | static void |
5265 | ofproto_unixctl_dpif_show_dp_features(struct unixctl_conn *conn, | |
5266 | int argc, const char *argv[], | |
5267 | void *aux OVS_UNUSED) | |
5268 | { | |
5269 | struct ds ds = DS_EMPTY_INITIALIZER; | |
5270 | const char *br = argv[argc -1]; | |
5271 | struct ofproto_dpif *ofproto = ofproto_dpif_lookup(br); | |
5272 | ||
5273 | if (!ofproto) { | |
5274 | unixctl_command_reply_error(conn, "no such bridge"); | |
5275 | return; | |
5276 | } | |
5277 | ||
5278 | dpif_show_support(&ofproto->backer->support, &ds); | |
5279 | unixctl_command_reply(conn, ds_cstr(&ds)); | |
5280 | } | |
5281 | ||
a36de779 PS |
5282 | static void |
5283 | ofproto_unixctl_init(void) | |
abe529af BP |
5284 | { |
5285 | static bool registered; | |
5286 | if (registered) { | |
5287 | return; | |
5288 | } | |
5289 | registered = true; | |
5290 | ||
96e466a3 | 5291 | unixctl_command_register("fdb/flush", "[bridge]", 0, 1, |
0e15264f BP |
5292 | ofproto_unixctl_fdb_flush, NULL); |
5293 | unixctl_command_register("fdb/show", "bridge", 1, 1, | |
5294 | ofproto_unixctl_fdb_show, NULL); | |
08fdcc12 FL |
5295 | unixctl_command_register("mdb/flush", "[bridge]", 0, 1, |
5296 | ofproto_unixctl_mcast_snooping_flush, NULL); | |
5297 | unixctl_command_register("mdb/show", "bridge", 1, 1, | |
5298 | ofproto_unixctl_mcast_snooping_show, NULL); | |
27022416 JP |
5299 | unixctl_command_register("dpif/dump-dps", "", 0, 0, |
5300 | ofproto_unixctl_dpif_dump_dps, NULL); | |
dc54ef36 EJ |
5301 | unixctl_command_register("dpif/show", "", 0, 0, ofproto_unixctl_dpif_show, |
5302 | NULL); | |
a98b700d AZ |
5303 | unixctl_command_register("dpif/show-dp-features", "bridge", 1, 1, |
5304 | ofproto_unixctl_dpif_show_dp_features, NULL); | |
04b541df | 5305 | unixctl_command_register("dpif/dump-flows", "[-m] bridge", 1, 2, |
27022416 | 5306 | ofproto_unixctl_dpif_dump_flows, NULL); |
a36de779 PS |
5307 | |
5308 | unixctl_command_register("ofproto/tnl-push-pop", "[on]|[off]", 1, 1, | |
5309 | disable_tnl_push_pop, NULL); | |
aaca4fe0 WT |
5310 | |
5311 | unixctl_command_register("dpif/disable-truncate", "", 0, 0, | |
5312 | disable_datapath_truncate, NULL); | |
bef503e8 AZ |
5313 | |
5314 | unixctl_command_register("dpif/disable-dp-clone", "bridge", 1, 1, | |
5315 | disable_datapath_clone, NULL); | |
abe529af BP |
5316 | } |
5317 | \f | |
46c88433 | 5318 | static odp_port_t |
4e022ec0 | 5319 | ofp_port_to_odp_port(const struct ofproto_dpif *ofproto, ofp_port_t ofp_port) |
e1b1d06a | 5320 | { |
e672ff9b | 5321 | const struct ofport_dpif *ofport = ofp_port_to_ofport(ofproto, ofp_port); |
4e022ec0 | 5322 | return ofport ? ofport->odp_port : ODPP_NONE; |
e1b1d06a JP |
5323 | } |
5324 | ||
8449c4d6 | 5325 | struct ofport_dpif * |
4e022ec0 | 5326 | odp_port_to_ofport(const struct dpif_backer *backer, odp_port_t odp_port) |
e1b1d06a JP |
5327 | { |
5328 | struct ofport_dpif *port; | |
5329 | ||
8449c4d6 | 5330 | ovs_rwlock_rdlock(&backer->odp_to_ofport_lock); |
f9c0c3ec | 5331 | HMAP_FOR_EACH_IN_BUCKET (port, odp_port_node, hash_odp_port(odp_port), |
acf60855 | 5332 | &backer->odp_to_ofport_map) { |
e1b1d06a | 5333 | if (port->odp_port == odp_port) { |
8449c4d6 | 5334 | ovs_rwlock_unlock(&backer->odp_to_ofport_lock); |
acf60855 | 5335 | return port; |
e1b1d06a JP |
5336 | } |
5337 | } | |
5338 | ||
8449c4d6 | 5339 | ovs_rwlock_unlock(&backer->odp_to_ofport_lock); |
acf60855 JP |
5340 | return NULL; |
5341 | } | |
5342 | ||
4e022ec0 AW |
5343 | static ofp_port_t |
5344 | odp_port_to_ofp_port(const struct ofproto_dpif *ofproto, odp_port_t odp_port) | |
acf60855 JP |
5345 | { |
5346 | struct ofport_dpif *port; | |
5347 | ||
5348 | port = odp_port_to_ofport(ofproto->backer, odp_port); | |
6472ba11 | 5349 | if (port && &ofproto->up == port->up.ofproto) { |
acf60855 JP |
5350 | return port->up.ofp_port; |
5351 | } else { | |
5352 | return OFPP_NONE; | |
5353 | } | |
e1b1d06a | 5354 | } |
655ab909 | 5355 | |
adcf00ba AZ |
5356 | int |
5357 | ofproto_dpif_add_internal_flow(struct ofproto_dpif *ofproto, | |
fe99c360 | 5358 | const struct match *match, int priority, |
290ad78a | 5359 | uint16_t idle_timeout, |
adcf00ba AZ |
5360 | const struct ofpbuf *ofpacts, |
5361 | struct rule **rulep) | |
5362 | { | |
7338102b | 5363 | struct ofputil_flow_mod fm; |
adcf00ba AZ |
5364 | struct rule_dpif *rule; |
5365 | int error; | |
5366 | ||
7338102b | 5367 | fm = (struct ofputil_flow_mod) { |
c184807c | 5368 | .buffer_id = UINT32_MAX, |
39cc5c4a BP |
5369 | .match = *match, |
5370 | .priority = priority, | |
5371 | .table_id = TBL_INTERNAL, | |
5372 | .command = OFPFC_ADD, | |
5373 | .idle_timeout = idle_timeout, | |
5374 | .flags = OFPUTIL_FF_HIDDEN_FIELDS | OFPUTIL_FF_NO_READONLY, | |
5375 | .ofpacts = ofpacts->data, | |
5376 | .ofpacts_len = ofpacts->size, | |
39cc5c4a | 5377 | }; |
8be00367 | 5378 | |
7338102b | 5379 | error = ofproto_flow_mod(&ofproto->up, &fm); |
adcf00ba AZ |
5380 | if (error) { |
5381 | VLOG_ERR_RL(&rl, "failed to add internal flow (%s)", | |
5382 | ofperr_to_string(error)); | |
5383 | *rulep = NULL; | |
5384 | return error; | |
5385 | } | |
5386 | ||
621b8064 JR |
5387 | rule = rule_dpif_lookup_in_table(ofproto, |
5388 | ofproto_dpif_get_tables_version(ofproto), | |
7338102b JR |
5389 | TBL_INTERNAL, &fm.match.flow, |
5390 | &fm.match.wc); | |
adcf00ba | 5391 | if (rule) { |
adcf00ba AZ |
5392 | *rulep = &rule->up; |
5393 | } else { | |
5394 | OVS_NOT_REACHED(); | |
5395 | } | |
5396 | return 0; | |
5397 | } | |
5398 | ||
5399 | int | |
5400 | ofproto_dpif_delete_internal_flow(struct ofproto_dpif *ofproto, | |
5401 | struct match *match, int priority) | |
5402 | { | |
7338102b | 5403 | struct ofputil_flow_mod fm; |
adcf00ba AZ |
5404 | int error; |
5405 | ||
7338102b | 5406 | fm = (struct ofputil_flow_mod) { |
c184807c | 5407 | .buffer_id = UINT32_MAX, |
39cc5c4a BP |
5408 | .match = *match, |
5409 | .priority = priority, | |
5410 | .table_id = TBL_INTERNAL, | |
02a9757e HH |
5411 | .out_port = OFPP_ANY, |
5412 | .out_group = OFPG_ANY, | |
39cc5c4a BP |
5413 | .flags = OFPUTIL_FF_HIDDEN_FIELDS | OFPUTIL_FF_NO_READONLY, |
5414 | .command = OFPFC_DELETE_STRICT, | |
5415 | }; | |
8be00367 | 5416 | |
7338102b | 5417 | error = ofproto_flow_mod(&ofproto->up, &fm); |
adcf00ba AZ |
5418 | if (error) { |
5419 | VLOG_ERR_RL(&rl, "failed to delete internal flow (%s)", | |
5420 | ofperr_to_string(error)); | |
5421 | return error; | |
5422 | } | |
5423 | ||
5424 | return 0; | |
5425 | } | |
5426 | ||
5dddf960 JR |
5427 | static void |
5428 | meter_get_features(const struct ofproto *ofproto_, | |
5429 | struct ofputil_meter_features *features) | |
5430 | { | |
5431 | const struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
5432 | ||
5433 | dpif_meter_get_features(ofproto->backer->dpif, features); | |
5434 | } | |
5435 | ||
5436 | static enum ofperr | |
5437 | meter_set(struct ofproto *ofproto_, ofproto_meter_id *meter_id, | |
5438 | struct ofputil_meter_config *config) | |
5439 | { | |
5440 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
5441 | ||
5442 | switch (dpif_meter_set(ofproto->backer->dpif, meter_id, config)) { | |
5443 | case 0: | |
5444 | return 0; | |
5445 | case EFBIG: /* meter_id out of range */ | |
5446 | case ENOMEM: /* Cannot allocate meter */ | |
5447 | return OFPERR_OFPMMFC_OUT_OF_METERS; | |
5448 | case EBADF: /* Unsupported flags */ | |
5449 | return OFPERR_OFPMMFC_BAD_FLAGS; | |
5450 | case EINVAL: /* Too many bands */ | |
5451 | return OFPERR_OFPMMFC_OUT_OF_BANDS; | |
5452 | case ENODEV: /* Unsupported band type */ | |
5453 | return OFPERR_OFPMMFC_BAD_BAND; | |
5454 | default: | |
5455 | return OFPERR_OFPMMFC_UNKNOWN; | |
5456 | } | |
5457 | } | |
5458 | ||
5459 | static enum ofperr | |
5460 | meter_get(const struct ofproto *ofproto_, ofproto_meter_id meter_id, | |
5461 | struct ofputil_meter_stats *stats, uint16_t n_bands) | |
5462 | { | |
5463 | const struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
5464 | ||
5465 | if (!dpif_meter_get(ofproto->backer->dpif, meter_id, stats, n_bands)) { | |
5466 | return 0; | |
5467 | } | |
5468 | return OFPERR_OFPMMFC_UNKNOWN_METER; | |
5469 | } | |
5470 | ||
5471 | static void | |
5472 | meter_del(struct ofproto *ofproto_, ofproto_meter_id meter_id) | |
5473 | { | |
5474 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
5475 | ||
5476 | dpif_meter_del(ofproto->backer->dpif, meter_id, NULL, 0); | |
5477 | } | |
5478 | ||
abe529af | 5479 | const struct ofproto_class ofproto_dpif_class = { |
b0408fca | 5480 | init, |
abe529af BP |
5481 | enumerate_types, |
5482 | enumerate_names, | |
5483 | del, | |
0aeaabc8 | 5484 | port_open_type, |
acf60855 | 5485 | type_run, |
acf60855 | 5486 | type_wait, |
abe529af BP |
5487 | alloc, |
5488 | construct, | |
5489 | destruct, | |
5490 | dealloc, | |
5491 | run, | |
f07c97f5 | 5492 | ofproto_dpif_wait, |
e79a6c83 | 5493 | NULL, /* get_memory_usage. */ |
1c030aa5 | 5494 | type_get_memory_usage, |
abe529af | 5495 | flush, |
3c1bb396 | 5496 | query_tables, |
621b8064 | 5497 | set_tables_version, |
abe529af BP |
5498 | port_alloc, |
5499 | port_construct, | |
5500 | port_destruct, | |
5501 | port_dealloc, | |
5502 | port_modified, | |
5503 | port_reconfigured, | |
5504 | port_query_by_name, | |
5505 | port_add, | |
5506 | port_del, | |
91364d18 | 5507 | port_set_config, |
6527c598 | 5508 | port_get_stats, |
abe529af BP |
5509 | port_dump_start, |
5510 | port_dump_next, | |
5511 | port_dump_done, | |
5512 | port_poll, | |
5513 | port_poll_wait, | |
5514 | port_is_lacp_current, | |
50b9699f | 5515 | port_get_lacp_stats, |
0ab6decf | 5516 | NULL, /* rule_choose_table */ |
abe529af BP |
5517 | rule_alloc, |
5518 | rule_construct, | |
8037acb4 | 5519 | rule_insert, |
1fc71871 | 5520 | NULL, /* rule_delete */ |
abe529af BP |
5521 | rule_destruct, |
5522 | rule_dealloc, | |
abe529af | 5523 | rule_get_stats, |
1f4a8933 | 5524 | packet_xlate, |
6dd3c787 | 5525 | packet_xlate_revert, |
1f4a8933 | 5526 | packet_execute, |
7257b535 | 5527 | set_frag_handling, |
77ab5fd2 | 5528 | nxt_resume, |
abe529af BP |
5529 | set_netflow, |
5530 | get_netflow_ids, | |
5531 | set_sflow, | |
29089a54 | 5532 | set_ipfix, |
fb8f22c1 | 5533 | get_ipfix_stats, |
abe529af | 5534 | set_cfm, |
8f5514fe | 5535 | cfm_status_changed, |
9a9e3786 | 5536 | get_cfm_status, |
0477baa9 DF |
5537 | set_lldp, |
5538 | get_lldp_status, | |
5539 | set_aa, | |
5540 | aa_mapping_set, | |
5541 | aa_mapping_unset, | |
5542 | aa_vlan_get_queued, | |
5543 | aa_vlan_get_queue_size, | |
ccc09689 | 5544 | set_bfd, |
8f5514fe | 5545 | bfd_status_changed, |
ccc09689 | 5546 | get_bfd_status, |
21f7563c JP |
5547 | set_stp, |
5548 | get_stp_status, | |
5549 | set_stp_port, | |
5550 | get_stp_port_status, | |
fd28ce3a | 5551 | get_stp_port_stats, |
9efd308e DV |
5552 | set_rstp, |
5553 | get_rstp_status, | |
5554 | set_rstp_port, | |
5555 | get_rstp_port_status, | |
8b36f51e | 5556 | set_queues, |
abe529af BP |
5557 | bundle_set, |
5558 | bundle_remove, | |
ec7ceaed EJ |
5559 | mirror_set__, |
5560 | mirror_get_stats__, | |
abe529af BP |
5561 | set_flood_vlans, |
5562 | is_mirror_output_bundle, | |
8402c74b | 5563 | forward_bpdu_changed, |
c4069512 | 5564 | set_mac_table_config, |
7c38d0a5 FL |
5565 | set_mcast_snooping, |
5566 | set_mcast_snooping_port, | |
5dddf960 JR |
5567 | meter_get_features, |
5568 | meter_set, | |
5569 | meter_get, | |
5570 | meter_del, | |
00430a3f SH |
5571 | group_alloc, /* group_alloc */ |
5572 | group_construct, /* group_construct */ | |
5573 | group_destruct, /* group_destruct */ | |
5574 | group_dealloc, /* group_dealloc */ | |
ccb3bc08 | 5575 | NULL, /* group_modify */ |
00430a3f | 5576 | group_get_stats, /* group_get_stats */ |
b5cbbcf6 | 5577 | get_datapath_version, /* get_datapath_version */ |
d4f6865c | 5578 | type_set_config, |
2a7c4805 | 5579 | ct_flush, /* ct_flush */ |
abe529af | 5580 | }; |