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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. */ | |
142 | long long int carrier_seq; /* Carrier status changes. */ | |
143 | struct ofport_dpif *peer; /* Peer if patch port. */ | |
144 | ||
145 | /* Spanning tree. */ | |
146 | struct stp_port *stp_port; /* Spanning Tree Protocol, if any. */ | |
147 | enum stp_state stp_state; /* Always STP_DISABLED if STP not in use. */ | |
148 | long long int stp_state_entered; | |
149 | ||
9efd308e DV |
150 | /* Rapid Spanning Tree. */ |
151 | struct rstp_port *rstp_port; /* Rapid Spanning Tree Protocol, if any. */ | |
152 | enum rstp_state rstp_state; /* Always RSTP_DISABLED if RSTP not in use. */ | |
153 | ||
55954f6e EJ |
154 | /* Queue to DSCP mapping. */ |
155 | struct ofproto_port_queue *qdscp; | |
156 | size_t n_qdscp; | |
46c88433 EJ |
157 | }; |
158 | ||
46c88433 EJ |
159 | static odp_port_t ofp_port_to_odp_port(const struct ofproto_dpif *, |
160 | ofp_port_t); | |
161 | ||
4e022ec0 | 162 | static ofp_port_t odp_port_to_ofp_port(const struct ofproto_dpif *, |
46c88433 | 163 | odp_port_t); |
e1b1d06a | 164 | |
abe529af BP |
165 | static struct ofport_dpif * |
166 | ofport_dpif_cast(const struct ofport *ofport) | |
167 | { | |
abe529af BP |
168 | return ofport ? CONTAINER_OF(ofport, struct ofport_dpif, up) : NULL; |
169 | } | |
170 | ||
171 | static void port_run(struct ofport_dpif *); | |
8aee94b6 | 172 | static int set_bfd(struct ofport *, const struct smap *); |
a5610457 | 173 | static int set_cfm(struct ofport *, const struct cfm_settings *); |
0477baa9 | 174 | static int set_lldp(struct ofport *ofport_, const struct smap *cfg); |
6cbbf4fa | 175 | static void ofport_update_peer(struct ofport_dpif *); |
abe529af | 176 | |
3c4a309c BP |
177 | COVERAGE_DEFINE(rev_reconfigure); |
178 | COVERAGE_DEFINE(rev_stp); | |
9efd308e | 179 | COVERAGE_DEFINE(rev_rstp); |
4a1b8f30 | 180 | COVERAGE_DEFINE(rev_bond); |
3c4a309c BP |
181 | COVERAGE_DEFINE(rev_port_toggled); |
182 | COVERAGE_DEFINE(rev_flow_table); | |
30618594 | 183 | COVERAGE_DEFINE(rev_mac_learning); |
6d95c4e8 | 184 | COVERAGE_DEFINE(rev_mcast_snooping); |
3c4a309c | 185 | |
acf60855 | 186 | /* All existing ofproto_backer instances, indexed by ofproto->up.type. */ |
07a3cd5c | 187 | struct shash all_dpif_backers = SHASH_INITIALIZER(&all_dpif_backers); |
46c88433 | 188 | |
b44a10b7 | 189 | /* All existing ofproto_dpif instances, indexed by ->up.name. */ |
07a3cd5c | 190 | struct hmap all_ofproto_dpifs = HMAP_INITIALIZER(&all_ofproto_dpifs); |
b44a10b7 | 191 | |
a36de779 PS |
192 | static bool ofproto_use_tnl_push_pop = true; |
193 | static void ofproto_unixctl_init(void); | |
abe529af | 194 | |
46c88433 EJ |
195 | static inline struct ofproto_dpif * |
196 | ofproto_dpif_cast(const struct ofproto *ofproto) | |
197 | { | |
198 | ovs_assert(ofproto->ofproto_class == &ofproto_dpif_class); | |
199 | return CONTAINER_OF(ofproto, struct ofproto_dpif, up); | |
200 | } | |
201 | ||
abe529af BP |
202 | /* Global variables. */ |
203 | static struct vlog_rate_limit rl = VLOG_RATE_LIMIT_INIT(1, 5); | |
acf60855 JP |
204 | |
205 | /* Initial mappings of port to bridge mappings. */ | |
206 | static struct shash init_ofp_ports = SHASH_INITIALIZER(&init_ofp_ports); | |
46c88433 | 207 | |
2c7ee524 JR |
208 | /* Initialize 'ofm' for a learn action. If the rule already existed, reference |
209 | * to that rule is taken, otherwise a new rule is created. 'ofm' keeps the | |
210 | * rule reference in both cases. */ | |
211 | enum ofperr | |
212 | ofproto_dpif_flow_mod_init_for_learn(struct ofproto_dpif *ofproto, | |
213 | const struct ofputil_flow_mod *fm, | |
214 | struct ofproto_flow_mod *ofm) | |
46c88433 | 215 | { |
2c7ee524 JR |
216 | /* This will not take the global 'ofproto_mutex'. */ |
217 | return ofproto_flow_mod_init_for_learn(&ofproto->up, fm, ofm); | |
46c88433 EJ |
218 | } |
219 | ||
a2b53dec BP |
220 | /* Appends 'am' to the queue of asynchronous messages to be sent to the |
221 | * controller. Takes ownership of 'am' and any data it points to. */ | |
46c88433 | 222 | void |
a2b53dec BP |
223 | ofproto_dpif_send_async_msg(struct ofproto_dpif *ofproto, |
224 | struct ofproto_async_msg *am) | |
46c88433 | 225 | { |
a2b53dec | 226 | if (!guarded_list_push_back(&ofproto->ams, &am->list_node, 1024)) { |
ada3a58d | 227 | COVERAGE_INC(packet_in_overflow); |
a2b53dec | 228 | ofproto_async_msg_free(am); |
ada3a58d | 229 | } |
cfc50ae5 AW |
230 | |
231 | /* Wakes up main thread for packet-in I/O. */ | |
a2b53dec | 232 | seq_change(ofproto->ams_seq); |
46c88433 | 233 | } |
abe529af BP |
234 | \f |
235 | /* Factory functions. */ | |
236 | ||
b0408fca | 237 | static void |
acf60855 | 238 | init(const struct shash *iface_hints) |
b0408fca | 239 | { |
acf60855 JP |
240 | struct shash_node *node; |
241 | ||
242 | /* Make a local copy, since we don't own 'iface_hints' elements. */ | |
243 | SHASH_FOR_EACH(node, iface_hints) { | |
244 | const struct iface_hint *orig_hint = node->data; | |
245 | struct iface_hint *new_hint = xmalloc(sizeof *new_hint); | |
246 | ||
247 | new_hint->br_name = xstrdup(orig_hint->br_name); | |
248 | new_hint->br_type = xstrdup(orig_hint->br_type); | |
249 | new_hint->ofp_port = orig_hint->ofp_port; | |
250 | ||
251 | shash_add(&init_ofp_ports, node->name, new_hint); | |
252 | } | |
0fc1f5c0 HH |
253 | |
254 | ofproto_unixctl_init(); | |
d13ee228 | 255 | ofproto_dpif_trace_init(); |
0fc1f5c0 | 256 | udpif_init(); |
b0408fca JP |
257 | } |
258 | ||
abe529af BP |
259 | static void |
260 | enumerate_types(struct sset *types) | |
261 | { | |
262 | dp_enumerate_types(types); | |
263 | } | |
264 | ||
265 | static int | |
266 | enumerate_names(const char *type, struct sset *names) | |
267 | { | |
acf60855 JP |
268 | struct ofproto_dpif *ofproto; |
269 | ||
270 | sset_clear(names); | |
271 | HMAP_FOR_EACH (ofproto, all_ofproto_dpifs_node, &all_ofproto_dpifs) { | |
272 | if (strcmp(type, ofproto->up.type)) { | |
273 | continue; | |
274 | } | |
275 | sset_add(names, ofproto->up.name); | |
276 | } | |
277 | ||
278 | return 0; | |
abe529af BP |
279 | } |
280 | ||
281 | static int | |
282 | del(const char *type, const char *name) | |
283 | { | |
284 | struct dpif *dpif; | |
285 | int error; | |
286 | ||
287 | error = dpif_open(name, type, &dpif); | |
288 | if (!error) { | |
289 | error = dpif_delete(dpif); | |
290 | dpif_close(dpif); | |
291 | } | |
292 | return error; | |
293 | } | |
294 | \f | |
0aeaabc8 JP |
295 | static const char * |
296 | port_open_type(const char *datapath_type, const char *port_type) | |
297 | { | |
298 | return dpif_port_open_type(datapath_type, port_type); | |
299 | } | |
300 | ||
acf60855 JP |
301 | /* Type functions. */ |
302 | ||
36beb9be BP |
303 | static void process_dpif_port_changes(struct dpif_backer *); |
304 | static void process_dpif_all_ports_changed(struct dpif_backer *); | |
305 | static void process_dpif_port_change(struct dpif_backer *, | |
306 | const char *devname); | |
307 | static void process_dpif_port_error(struct dpif_backer *, int error); | |
308 | ||
476cb42a BP |
309 | static struct ofproto_dpif * |
310 | lookup_ofproto_dpif_by_port_name(const char *name) | |
311 | { | |
312 | struct ofproto_dpif *ofproto; | |
313 | ||
314 | HMAP_FOR_EACH (ofproto, all_ofproto_dpifs_node, &all_ofproto_dpifs) { | |
315 | if (sset_contains(&ofproto->ports, name)) { | |
316 | return ofproto; | |
317 | } | |
318 | } | |
319 | ||
320 | return NULL; | |
321 | } | |
322 | ||
acf60855 JP |
323 | static int |
324 | type_run(const char *type) | |
325 | { | |
326 | struct dpif_backer *backer; | |
acf60855 JP |
327 | |
328 | backer = shash_find_data(&all_dpif_backers, type); | |
329 | if (!backer) { | |
330 | /* This is not necessarily a problem, since backers are only | |
331 | * created on demand. */ | |
332 | return 0; | |
333 | } | |
334 | ||
a36de779 PS |
335 | if (dpif_run(backer->dpif)) { |
336 | backer->need_revalidate = REV_RECONFIGURE; | |
337 | } | |
338 | ||
27f57736 | 339 | udpif_run(backer->udpif); |
acf60855 | 340 | |
40358701 GS |
341 | /* If vswitchd started with other_config:flow_restore_wait set as "true", |
342 | * and the configuration has now changed to "false", enable receiving | |
343 | * packets from the datapath. */ | |
344 | if (!backer->recv_set_enable && !ofproto_get_flow_restore_wait()) { | |
36beb9be BP |
345 | int error; |
346 | ||
40358701 GS |
347 | backer->recv_set_enable = true; |
348 | ||
349 | error = dpif_recv_set(backer->dpif, backer->recv_set_enable); | |
350 | if (error) { | |
351 | VLOG_ERR("Failed to enable receiving packets in dpif."); | |
352 | return error; | |
353 | } | |
354 | dpif_flow_flush(backer->dpif); | |
355 | backer->need_revalidate = REV_RECONFIGURE; | |
356 | } | |
357 | ||
6567010f | 358 | if (backer->recv_set_enable) { |
e79a6c83 | 359 | udpif_set_threads(backer->udpif, n_handlers, n_revalidators); |
448a4b2f AW |
360 | } |
361 | ||
a1616063 | 362 | if (backer->need_revalidate) { |
2cc3c58e | 363 | struct ofproto_dpif *ofproto; |
a614d823 KM |
364 | struct simap_node *node; |
365 | struct simap tmp_backers; | |
366 | ||
367 | /* Handle tunnel garbage collection. */ | |
368 | simap_init(&tmp_backers); | |
369 | simap_swap(&backer->tnl_backers, &tmp_backers); | |
370 | ||
371 | HMAP_FOR_EACH (ofproto, all_ofproto_dpifs_node, &all_ofproto_dpifs) { | |
372 | struct ofport_dpif *iter; | |
373 | ||
374 | if (backer != ofproto->backer) { | |
375 | continue; | |
376 | } | |
377 | ||
378 | HMAP_FOR_EACH (iter, up.hmap_node, &ofproto->up.ports) { | |
3aa30359 | 379 | char namebuf[NETDEV_VPORT_NAME_BUFSIZE]; |
a614d823 KM |
380 | const char *dp_port; |
381 | ||
42943cde | 382 | if (!iter->is_tunnel) { |
a614d823 KM |
383 | continue; |
384 | } | |
385 | ||
3aa30359 BP |
386 | dp_port = netdev_vport_get_dpif_port(iter->up.netdev, |
387 | namebuf, sizeof namebuf); | |
a614d823 KM |
388 | node = simap_find(&tmp_backers, dp_port); |
389 | if (node) { | |
390 | simap_put(&backer->tnl_backers, dp_port, node->data); | |
391 | simap_delete(&tmp_backers, node); | |
392 | node = simap_find(&backer->tnl_backers, dp_port); | |
393 | } else { | |
394 | node = simap_find(&backer->tnl_backers, dp_port); | |
395 | if (!node) { | |
4e022ec0 | 396 | odp_port_t odp_port = ODPP_NONE; |
a614d823 KM |
397 | |
398 | if (!dpif_port_add(backer->dpif, iter->up.netdev, | |
399 | &odp_port)) { | |
4e022ec0 AW |
400 | simap_put(&backer->tnl_backers, dp_port, |
401 | odp_to_u32(odp_port)); | |
a614d823 KM |
402 | node = simap_find(&backer->tnl_backers, dp_port); |
403 | } | |
404 | } | |
405 | } | |
406 | ||
4e022ec0 | 407 | iter->odp_port = node ? u32_to_odp(node->data) : ODPP_NONE; |
42943cde | 408 | if (tnl_port_reconfigure(iter, iter->up.netdev, |
a36de779 PS |
409 | iter->odp_port, |
410 | ovs_native_tunneling_is_on(ofproto), dp_port)) { | |
a614d823 KM |
411 | backer->need_revalidate = REV_RECONFIGURE; |
412 | } | |
413 | } | |
414 | } | |
415 | ||
416 | SIMAP_FOR_EACH (node, &tmp_backers) { | |
4e022ec0 | 417 | dpif_port_del(backer->dpif, u32_to_odp(node->data)); |
a614d823 KM |
418 | } |
419 | simap_destroy(&tmp_backers); | |
2cc3c58e EJ |
420 | |
421 | switch (backer->need_revalidate) { | |
1373ee25 FL |
422 | case REV_RECONFIGURE: COVERAGE_INC(rev_reconfigure); break; |
423 | case REV_STP: COVERAGE_INC(rev_stp); break; | |
9efd308e | 424 | case REV_RSTP: COVERAGE_INC(rev_rstp); break; |
1373ee25 FL |
425 | case REV_BOND: COVERAGE_INC(rev_bond); break; |
426 | case REV_PORT_TOGGLED: COVERAGE_INC(rev_port_toggled); break; | |
427 | case REV_FLOW_TABLE: COVERAGE_INC(rev_flow_table); break; | |
428 | case REV_MAC_LEARNING: COVERAGE_INC(rev_mac_learning); break; | |
6d95c4e8 | 429 | case REV_MCAST_SNOOPING: COVERAGE_INC(rev_mcast_snooping); break; |
2cc3c58e | 430 | } |
f728af2e BP |
431 | backer->need_revalidate = 0; |
432 | ||
fa7c3899 | 433 | xlate_txn_start(); |
2cc3c58e | 434 | HMAP_FOR_EACH (ofproto, all_ofproto_dpifs_node, &all_ofproto_dpifs) { |
a1616063 | 435 | struct ofport_dpif *ofport; |
a1616063 | 436 | struct ofbundle *bundle; |
2cc3c58e EJ |
437 | |
438 | if (ofproto->backer != backer) { | |
439 | continue; | |
440 | } | |
441 | ||
89a8a7f0 | 442 | xlate_ofproto_set(ofproto, ofproto->up.name, |
34dd0d78 | 443 | ofproto->backer->dpif, ofproto->ml, |
9efd308e DV |
444 | ofproto->stp, ofproto->rstp, ofproto->ms, |
445 | ofproto->mbridge, ofproto->sflow, ofproto->ipfix, | |
2f47cdf4 | 446 | ofproto->netflow, |
a1616063 | 447 | ofproto->up.forward_bpdu, |
4b97b70d | 448 | connmgr_has_in_band(ofproto->up.connmgr), |
b440dd8c | 449 | &ofproto->backer->support); |
46c88433 | 450 | |
a1616063 EJ |
451 | HMAP_FOR_EACH (bundle, hmap_node, &ofproto->bundles) { |
452 | xlate_bundle_set(ofproto, bundle, bundle->name, | |
fed8962a EG |
453 | bundle->vlan_mode, bundle->qinq_ethtype, |
454 | bundle->vlan, bundle->trunks, bundle->cvlans, | |
f0fb825a | 455 | bundle->use_priority_tags, |
a1616063 | 456 | bundle->bond, bundle->lacp, |
c005f976 | 457 | bundle->floodable, bundle->protected); |
a1616063 EJ |
458 | } |
459 | ||
460 | HMAP_FOR_EACH (ofport, up.hmap_node, &ofproto->up.ports) { | |
9d189a50 EJ |
461 | int stp_port = ofport->stp_port |
462 | ? stp_port_no(ofport->stp_port) | |
92cf817b | 463 | : -1; |
a1616063 EJ |
464 | xlate_ofport_set(ofproto, ofport->bundle, ofport, |
465 | ofport->up.ofp_port, ofport->odp_port, | |
0477baa9 DF |
466 | ofport->up.netdev, ofport->cfm, ofport->bfd, |
467 | ofport->lldp, ofport->peer, stp_port, | |
f025bcb7 JR |
468 | ofport->rstp_port, ofport->qdscp, |
469 | ofport->n_qdscp, ofport->up.pp.config, | |
470 | ofport->up.pp.state, ofport->is_tunnel, | |
471 | ofport->may_enable); | |
46c88433 | 472 | } |
2cc3c58e | 473 | } |
fa7c3899 | 474 | xlate_txn_commit(); |
e1ec7dd4 EJ |
475 | |
476 | udpif_revalidate(backer->udpif); | |
2cc3c58e EJ |
477 | } |
478 | ||
36beb9be | 479 | process_dpif_port_changes(backer); |
acf60855 JP |
480 | |
481 | return 0; | |
482 | } | |
483 | ||
36beb9be BP |
484 | /* Check for and handle port changes in 'backer''s dpif. */ |
485 | static void | |
486 | process_dpif_port_changes(struct dpif_backer *backer) | |
487 | { | |
488 | for (;;) { | |
489 | char *devname; | |
490 | int error; | |
491 | ||
492 | error = dpif_port_poll(backer->dpif, &devname); | |
493 | switch (error) { | |
494 | case EAGAIN: | |
495 | return; | |
496 | ||
497 | case ENOBUFS: | |
498 | process_dpif_all_ports_changed(backer); | |
499 | break; | |
500 | ||
501 | case 0: | |
502 | process_dpif_port_change(backer, devname); | |
503 | free(devname); | |
504 | break; | |
505 | ||
506 | default: | |
507 | process_dpif_port_error(backer, error); | |
508 | break; | |
509 | } | |
510 | } | |
511 | } | |
512 | ||
513 | static void | |
514 | process_dpif_all_ports_changed(struct dpif_backer *backer) | |
515 | { | |
516 | struct ofproto_dpif *ofproto; | |
517 | struct dpif_port dpif_port; | |
518 | struct dpif_port_dump dump; | |
519 | struct sset devnames; | |
520 | const char *devname; | |
521 | ||
522 | sset_init(&devnames); | |
523 | HMAP_FOR_EACH (ofproto, all_ofproto_dpifs_node, &all_ofproto_dpifs) { | |
524 | if (ofproto->backer == backer) { | |
525 | struct ofport *ofport; | |
526 | ||
527 | HMAP_FOR_EACH (ofport, hmap_node, &ofproto->up.ports) { | |
528 | sset_add(&devnames, netdev_get_name(ofport->netdev)); | |
529 | } | |
530 | } | |
531 | } | |
532 | DPIF_PORT_FOR_EACH (&dpif_port, &dump, backer->dpif) { | |
533 | sset_add(&devnames, dpif_port.name); | |
534 | } | |
535 | ||
536 | SSET_FOR_EACH (devname, &devnames) { | |
537 | process_dpif_port_change(backer, devname); | |
538 | } | |
539 | sset_destroy(&devnames); | |
540 | } | |
541 | ||
542 | static void | |
543 | process_dpif_port_change(struct dpif_backer *backer, const char *devname) | |
544 | { | |
545 | struct ofproto_dpif *ofproto; | |
546 | struct dpif_port port; | |
547 | ||
548 | /* Don't report on the datapath's device. */ | |
549 | if (!strcmp(devname, dpif_base_name(backer->dpif))) { | |
550 | return; | |
551 | } | |
552 | ||
553 | HMAP_FOR_EACH (ofproto, all_ofproto_dpifs_node, | |
554 | &all_ofproto_dpifs) { | |
555 | if (simap_contains(&ofproto->backer->tnl_backers, devname)) { | |
556 | return; | |
557 | } | |
558 | } | |
559 | ||
560 | ofproto = lookup_ofproto_dpif_by_port_name(devname); | |
561 | if (dpif_port_query_by_name(backer->dpif, devname, &port)) { | |
562 | /* The port was removed. If we know the datapath, | |
563 | * report it through poll_set(). If we don't, it may be | |
564 | * notifying us of a removal we initiated, so ignore it. | |
565 | * If there's a pending ENOBUFS, let it stand, since | |
566 | * everything will be reevaluated. */ | |
567 | if (ofproto && ofproto->port_poll_errno != ENOBUFS) { | |
568 | sset_add(&ofproto->port_poll_set, devname); | |
569 | ofproto->port_poll_errno = 0; | |
570 | } | |
571 | } else if (!ofproto) { | |
572 | /* The port was added, but we don't know with which | |
573 | * ofproto we should associate it. Delete it. */ | |
574 | dpif_port_del(backer->dpif, port.port_no); | |
74cc3969 BP |
575 | } else { |
576 | struct ofport_dpif *ofport; | |
577 | ||
578 | ofport = ofport_dpif_cast(shash_find_data( | |
579 | &ofproto->up.port_by_name, devname)); | |
580 | if (ofport | |
581 | && ofport->odp_port != port.port_no | |
582 | && !odp_port_to_ofport(backer, port.port_no)) | |
583 | { | |
584 | /* 'ofport''s datapath port number has changed from | |
585 | * 'ofport->odp_port' to 'port.port_no'. Update our internal data | |
586 | * structures to match. */ | |
8449c4d6 | 587 | ovs_rwlock_wrlock(&backer->odp_to_ofport_lock); |
74cc3969 BP |
588 | hmap_remove(&backer->odp_to_ofport_map, &ofport->odp_port_node); |
589 | ofport->odp_port = port.port_no; | |
590 | hmap_insert(&backer->odp_to_ofport_map, &ofport->odp_port_node, | |
591 | hash_odp_port(port.port_no)); | |
8449c4d6 | 592 | ovs_rwlock_unlock(&backer->odp_to_ofport_lock); |
74cc3969 BP |
593 | backer->need_revalidate = REV_RECONFIGURE; |
594 | } | |
36beb9be BP |
595 | } |
596 | dpif_port_destroy(&port); | |
597 | } | |
598 | ||
599 | /* Propagate 'error' to all ofprotos based on 'backer'. */ | |
600 | static void | |
601 | process_dpif_port_error(struct dpif_backer *backer, int error) | |
602 | { | |
603 | struct ofproto_dpif *ofproto; | |
604 | ||
605 | HMAP_FOR_EACH (ofproto, all_ofproto_dpifs_node, &all_ofproto_dpifs) { | |
606 | if (ofproto->backer == backer) { | |
607 | sset_clear(&ofproto->port_poll_set); | |
608 | ofproto->port_poll_errno = error; | |
609 | } | |
610 | } | |
611 | } | |
612 | ||
acf60855 JP |
613 | static void |
614 | type_wait(const char *type) | |
615 | { | |
616 | struct dpif_backer *backer; | |
617 | ||
618 | backer = shash_find_data(&all_dpif_backers, type); | |
619 | if (!backer) { | |
620 | /* This is not necessarily a problem, since backers are only | |
621 | * created on demand. */ | |
622 | return; | |
623 | } | |
624 | ||
c0365fc8 | 625 | dpif_wait(backer->dpif); |
acf60855 JP |
626 | } |
627 | \f | |
abe529af BP |
628 | /* Basic life-cycle. */ |
629 | ||
c57b2226 BP |
630 | static int add_internal_flows(struct ofproto_dpif *); |
631 | ||
abe529af BP |
632 | static struct ofproto * |
633 | alloc(void) | |
634 | { | |
3da29e32 | 635 | struct ofproto_dpif *ofproto = xzalloc(sizeof *ofproto); |
abe529af BP |
636 | return &ofproto->up; |
637 | } | |
638 | ||
639 | static void | |
640 | dealloc(struct ofproto *ofproto_) | |
641 | { | |
642 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
643 | free(ofproto); | |
644 | } | |
645 | ||
acf60855 | 646 | static void |
fe13ccdc | 647 | close_dpif_backer(struct dpif_backer *backer, bool del) |
acf60855 | 648 | { |
cb22974d | 649 | ovs_assert(backer->refcount > 0); |
acf60855 JP |
650 | |
651 | if (--backer->refcount) { | |
652 | return; | |
653 | } | |
654 | ||
b395cf1f BP |
655 | udpif_destroy(backer->udpif); |
656 | ||
7d82ab2e | 657 | simap_destroy(&backer->tnl_backers); |
8449c4d6 | 658 | ovs_rwlock_destroy(&backer->odp_to_ofport_lock); |
acf60855 | 659 | hmap_destroy(&backer->odp_to_ofport_map); |
4f7cc3c7 | 660 | shash_find_and_delete(&all_dpif_backers, backer->type); |
acf60855 | 661 | free(backer->type); |
b5cbbcf6 | 662 | free(backer->dp_version_string); |
fe13ccdc AZ |
663 | if (del) { |
664 | dpif_delete(backer->dpif); | |
665 | } | |
acf60855 | 666 | dpif_close(backer->dpif); |
333ad77d | 667 | id_pool_destroy(backer->meter_ids); |
acf60855 JP |
668 | free(backer); |
669 | } | |
670 | ||
671 | /* Datapath port slated for removal from datapath. */ | |
672 | struct odp_garbage { | |
ca6ba700 | 673 | struct ovs_list list_node; |
4e022ec0 | 674 | odp_port_t odp_port; |
acf60855 JP |
675 | }; |
676 | ||
4b97b70d | 677 | static bool check_variable_length_userdata(struct dpif_backer *backer); |
b440dd8c | 678 | static void check_support(struct dpif_backer *backer); |
4b97b70d | 679 | |
acf60855 JP |
680 | static int |
681 | open_dpif_backer(const char *type, struct dpif_backer **backerp) | |
682 | { | |
683 | struct dpif_backer *backer; | |
684 | struct dpif_port_dump port_dump; | |
685 | struct dpif_port port; | |
686 | struct shash_node *node; | |
ca6ba700 | 687 | struct ovs_list garbage_list; |
5f03c983 | 688 | struct odp_garbage *garbage; |
f5374617 | 689 | |
acf60855 JP |
690 | struct sset names; |
691 | char *backer_name; | |
692 | const char *name; | |
693 | int error; | |
694 | ||
695 | backer = shash_find_data(&all_dpif_backers, type); | |
696 | if (backer) { | |
697 | backer->refcount++; | |
698 | *backerp = backer; | |
699 | return 0; | |
700 | } | |
701 | ||
702 | backer_name = xasprintf("ovs-%s", type); | |
703 | ||
704 | /* Remove any existing datapaths, since we assume we're the only | |
705 | * userspace controlling the datapath. */ | |
706 | sset_init(&names); | |
707 | dp_enumerate_names(type, &names); | |
708 | SSET_FOR_EACH(name, &names) { | |
709 | struct dpif *old_dpif; | |
710 | ||
711 | /* Don't remove our backer if it exists. */ | |
712 | if (!strcmp(name, backer_name)) { | |
713 | continue; | |
714 | } | |
715 | ||
716 | if (dpif_open(name, type, &old_dpif)) { | |
717 | VLOG_WARN("couldn't open old datapath %s to remove it", name); | |
718 | } else { | |
719 | dpif_delete(old_dpif); | |
720 | dpif_close(old_dpif); | |
721 | } | |
722 | } | |
723 | sset_destroy(&names); | |
724 | ||
725 | backer = xmalloc(sizeof *backer); | |
726 | ||
727 | error = dpif_create_and_open(backer_name, type, &backer->dpif); | |
728 | free(backer_name); | |
729 | if (error) { | |
730 | VLOG_ERR("failed to open datapath of type %s: %s", type, | |
10a89ef0 | 731 | ovs_strerror(error)); |
4c1b1289 | 732 | free(backer); |
acf60855 JP |
733 | return error; |
734 | } | |
e1ec7dd4 | 735 | backer->udpif = udpif_create(backer, backer->dpif); |
acf60855 JP |
736 | |
737 | backer->type = xstrdup(type); | |
738 | backer->refcount = 1; | |
739 | hmap_init(&backer->odp_to_ofport_map); | |
8449c4d6 | 740 | ovs_rwlock_init(&backer->odp_to_ofport_lock); |
2cc3c58e | 741 | backer->need_revalidate = 0; |
7d82ab2e | 742 | simap_init(&backer->tnl_backers); |
40358701 | 743 | backer->recv_set_enable = !ofproto_get_flow_restore_wait(); |
acf60855 JP |
744 | *backerp = backer; |
745 | ||
40358701 GS |
746 | if (backer->recv_set_enable) { |
747 | dpif_flow_flush(backer->dpif); | |
748 | } | |
acf60855 JP |
749 | |
750 | /* Loop through the ports already on the datapath and remove any | |
751 | * that we don't need anymore. */ | |
417e7e66 | 752 | ovs_list_init(&garbage_list); |
acf60855 JP |
753 | dpif_port_dump_start(&port_dump, backer->dpif); |
754 | while (dpif_port_dump_next(&port_dump, &port)) { | |
755 | node = shash_find(&init_ofp_ports, port.name); | |
756 | if (!node && strcmp(port.name, dpif_base_name(backer->dpif))) { | |
757 | garbage = xmalloc(sizeof *garbage); | |
758 | garbage->odp_port = port.port_no; | |
417e7e66 | 759 | ovs_list_push_front(&garbage_list, &garbage->list_node); |
acf60855 JP |
760 | } |
761 | } | |
762 | dpif_port_dump_done(&port_dump); | |
763 | ||
5f03c983 | 764 | LIST_FOR_EACH_POP (garbage, list_node, &garbage_list) { |
acf60855 | 765 | dpif_port_del(backer->dpif, garbage->odp_port); |
acf60855 JP |
766 | free(garbage); |
767 | } | |
768 | ||
769 | shash_add(&all_dpif_backers, type, backer); | |
770 | ||
b440dd8c | 771 | check_support(backer); |
a36de779 PS |
772 | atomic_count_init(&backer->tnl_count, 0); |
773 | ||
40358701 | 774 | error = dpif_recv_set(backer->dpif, backer->recv_set_enable); |
acf60855 JP |
775 | if (error) { |
776 | VLOG_ERR("failed to listen on datapath of type %s: %s", | |
10a89ef0 | 777 | type, ovs_strerror(error)); |
fe13ccdc | 778 | close_dpif_backer(backer, false); |
acf60855 JP |
779 | return error; |
780 | } | |
6567010f EJ |
781 | |
782 | if (backer->recv_set_enable) { | |
e79a6c83 | 783 | udpif_set_threads(backer->udpif, n_handlers, n_revalidators); |
6567010f | 784 | } |
acf60855 | 785 | |
48931b58 JR |
786 | /* This check fails if performed before udpif threads have been set, |
787 | * as the kernel module checks that the 'pid' in userspace action | |
788 | * is non-zero. */ | |
b440dd8c JS |
789 | backer->support.variable_length_userdata |
790 | = check_variable_length_userdata(backer); | |
b5cbbcf6 | 791 | backer->dp_version_string = dpif_get_dp_version(backer->dpif); |
48931b58 | 792 | |
333ad77d AZ |
793 | /* Manage Datapath meter IDs if supported. */ |
794 | struct ofputil_meter_features features; | |
795 | dpif_meter_get_features(backer->dpif, &features); | |
796 | if (features.max_meters) { | |
797 | backer->meter_ids = id_pool_create(0, features.max_meters); | |
798 | } else { | |
799 | backer->meter_ids = NULL; | |
800 | } | |
801 | ||
acf60855 JP |
802 | return error; |
803 | } | |
804 | ||
a36de779 PS |
805 | bool |
806 | ovs_native_tunneling_is_on(struct ofproto_dpif *ofproto) | |
807 | { | |
b440dd8c | 808 | return ofproto_use_tnl_push_pop && ofproto->backer->support.tnl_push_pop && |
a36de779 PS |
809 | atomic_count_get(&ofproto->backer->tnl_count); |
810 | } | |
811 | ||
9b2cb971 SH |
812 | /* Tests whether 'backer''s datapath supports recirculation. Only newer |
813 | * datapaths support OVS_KEY_ATTR_RECIRC_ID in keys. We need to disable some | |
814 | * features on older datapaths that don't support this feature. | |
adcf00ba AZ |
815 | * |
816 | * Returns false if 'backer' definitely does not support recirculation, true if | |
817 | * it seems to support recirculation or if at least the error we get is | |
818 | * ambiguous. */ | |
819 | static bool | |
820 | check_recirc(struct dpif_backer *backer) | |
821 | { | |
822 | struct flow flow; | |
823 | struct odputil_keybuf keybuf; | |
824 | struct ofpbuf key; | |
2c85851f | 825 | bool enable_recirc; |
5262eea1 JG |
826 | struct odp_flow_key_parms odp_parms = { |
827 | .flow = &flow, | |
2494ccd7 JS |
828 | .support = { |
829 | .recirc = true, | |
830 | }, | |
5262eea1 | 831 | }; |
adcf00ba AZ |
832 | |
833 | memset(&flow, 0, sizeof flow); | |
834 | flow.recirc_id = 1; | |
835 | flow.dp_hash = 1; | |
836 | ||
837 | ofpbuf_use_stack(&key, &keybuf, sizeof keybuf); | |
5262eea1 | 838 | odp_flow_key_from_flow(&odp_parms, &key); |
2c85851f | 839 | enable_recirc = dpif_probe_feature(backer->dpif, "recirculation", &key, |
bb71c96e | 840 | NULL, NULL); |
adcf00ba | 841 | |
adcf00ba AZ |
842 | if (enable_recirc) { |
843 | VLOG_INFO("%s: Datapath supports recirculation", | |
844 | dpif_name(backer->dpif)); | |
845 | } else { | |
846 | VLOG_INFO("%s: Datapath does not support recirculation", | |
847 | dpif_name(backer->dpif)); | |
848 | } | |
849 | ||
850 | return enable_recirc; | |
851 | } | |
852 | ||
7915c9d6 | 853 | /* Tests whether 'dpif' supports unique flow ids. We can skip serializing |
8e1ffd75 JS |
854 | * some flow attributes for datapaths that support this feature. |
855 | * | |
856 | * Returns true if 'dpif' supports UFID for flow operations. | |
857 | * Returns false if 'dpif' does not support UFID. */ | |
858 | static bool | |
859 | check_ufid(struct dpif_backer *backer) | |
860 | { | |
861 | struct flow flow; | |
862 | struct odputil_keybuf keybuf; | |
863 | struct ofpbuf key; | |
864 | ovs_u128 ufid; | |
865 | bool enable_ufid; | |
5262eea1 JG |
866 | struct odp_flow_key_parms odp_parms = { |
867 | .flow = &flow, | |
868 | }; | |
8e1ffd75 JS |
869 | |
870 | memset(&flow, 0, sizeof flow); | |
871 | flow.dl_type = htons(0x1234); | |
872 | ||
873 | ofpbuf_use_stack(&key, &keybuf, sizeof keybuf); | |
5262eea1 | 874 | odp_flow_key_from_flow(&odp_parms, &key); |
6fd6ed71 | 875 | dpif_flow_hash(backer->dpif, key.data, key.size, &ufid); |
8e1ffd75 | 876 | |
bb71c96e | 877 | enable_ufid = dpif_probe_feature(backer->dpif, "UFID", &key, NULL, &ufid); |
8e1ffd75 JS |
878 | |
879 | if (enable_ufid) { | |
7915c9d6 | 880 | VLOG_INFO("%s: Datapath supports unique flow ids", |
8e1ffd75 JS |
881 | dpif_name(backer->dpif)); |
882 | } else { | |
7915c9d6 | 883 | VLOG_INFO("%s: Datapath does not support unique flow ids", |
8e1ffd75 JS |
884 | dpif_name(backer->dpif)); |
885 | } | |
886 | return enable_ufid; | |
887 | } | |
888 | ||
4b97b70d BP |
889 | /* Tests whether 'backer''s datapath supports variable-length |
890 | * OVS_USERSPACE_ATTR_USERDATA in OVS_ACTION_ATTR_USERSPACE actions. We need | |
891 | * to disable some features on older datapaths that don't support this | |
892 | * feature. | |
893 | * | |
894 | * Returns false if 'backer' definitely does not support variable-length | |
895 | * userdata, true if it seems to support them or if at least the error we get | |
896 | * is ambiguous. */ | |
897 | static bool | |
898 | check_variable_length_userdata(struct dpif_backer *backer) | |
899 | { | |
900 | struct eth_header *eth; | |
901 | struct ofpbuf actions; | |
758c456d | 902 | struct dpif_execute execute; |
cf62fa4c | 903 | struct dp_packet packet; |
1cceb31b | 904 | struct flow flow; |
4b97b70d BP |
905 | size_t start; |
906 | int error; | |
907 | ||
908 | /* Compose a userspace action that will cause an ERANGE error on older | |
909 | * datapaths that don't support variable-length userdata. | |
910 | * | |
911 | * We really test for using userdata longer than 8 bytes, but older | |
912 | * datapaths accepted these, silently truncating the userdata to 8 bytes. | |
913 | * The same older datapaths rejected userdata shorter than 8 bytes, so we | |
914 | * test for that instead as a proxy for longer userdata support. */ | |
915 | ofpbuf_init(&actions, 64); | |
916 | start = nl_msg_start_nested(&actions, OVS_ACTION_ATTR_USERSPACE); | |
917 | nl_msg_put_u32(&actions, OVS_USERSPACE_ATTR_PID, | |
1954e6bb | 918 | dpif_port_get_pid(backer->dpif, ODPP_NONE, 0)); |
4b97b70d BP |
919 | nl_msg_put_unspec_zero(&actions, OVS_USERSPACE_ATTR_USERDATA, 4); |
920 | nl_msg_end_nested(&actions, start); | |
921 | ||
758c456d | 922 | /* Compose a dummy ethernet packet. */ |
cf62fa4c PS |
923 | dp_packet_init(&packet, ETH_HEADER_LEN); |
924 | eth = dp_packet_put_zeros(&packet, ETH_HEADER_LEN); | |
4b97b70d BP |
925 | eth->eth_type = htons(0x1234); |
926 | ||
1cceb31b DDP |
927 | flow_extract(&packet, &flow); |
928 | ||
758c456d | 929 | /* Execute the actions. On older datapaths this fails with ERANGE, on |
4b97b70d | 930 | * newer datapaths it succeeds. */ |
6fd6ed71 PS |
931 | execute.actions = actions.data; |
932 | execute.actions_len = actions.size; | |
758c456d | 933 | execute.packet = &packet; |
1cceb31b | 934 | execute.flow = &flow; |
758c456d | 935 | execute.needs_help = false; |
43f9ac0a | 936 | execute.probe = true; |
27130224 | 937 | execute.mtu = 0; |
758c456d JR |
938 | |
939 | error = dpif_execute(backer->dpif, &execute); | |
4b97b70d | 940 | |
cf62fa4c | 941 | dp_packet_uninit(&packet); |
4b97b70d BP |
942 | ofpbuf_uninit(&actions); |
943 | ||
944 | switch (error) { | |
945 | case 0: | |
4b97b70d BP |
946 | return true; |
947 | ||
948 | case ERANGE: | |
949 | /* Variable-length userdata is not supported. */ | |
950 | VLOG_WARN("%s: datapath does not support variable-length userdata " | |
951 | "feature (needs Linux 3.10+ or kernel module from OVS " | |
952 | "1..11+). The NXAST_SAMPLE action will be ignored.", | |
953 | dpif_name(backer->dpif)); | |
954 | return false; | |
955 | ||
956 | default: | |
957 | /* Something odd happened. We're not sure whether variable-length | |
958 | * userdata is supported. Default to "yes". */ | |
959 | VLOG_WARN("%s: variable-length userdata feature probe failed (%s)", | |
960 | dpif_name(backer->dpif), ovs_strerror(error)); | |
961 | return true; | |
962 | } | |
963 | } | |
964 | ||
f0fb825a EG |
965 | /* Tests number of 802.1q VLAN headers supported by 'backer''s datapath. |
966 | * | |
967 | * Returns the number of elements in a struct flow's vlan | |
968 | * if the datapath supports at least that many VLAN headers. */ | |
969 | static size_t | |
970 | check_max_vlan_headers(struct dpif_backer *backer) | |
971 | { | |
972 | struct flow flow; | |
973 | struct odp_flow_key_parms odp_parms = { | |
974 | .flow = &flow, | |
975 | .probe = true, | |
976 | }; | |
977 | int n; | |
978 | ||
979 | memset(&flow, 0, sizeof flow); | |
980 | flow.dl_type = htons(ETH_TYPE_IP); | |
981 | for (n = 0; n < FLOW_MAX_VLAN_HEADERS; n++) { | |
982 | struct odputil_keybuf keybuf; | |
983 | struct ofpbuf key; | |
984 | ||
985 | flow_push_vlan_uninit(&flow, NULL); | |
986 | flow.vlans[0].tpid = htons(ETH_TYPE_VLAN); | |
987 | flow.vlans[0].tci = htons(1) | htons(VLAN_CFI); | |
988 | ||
989 | ofpbuf_use_stack(&key, &keybuf, sizeof keybuf); | |
990 | odp_flow_key_from_flow(&odp_parms, &key); | |
991 | if (!dpif_probe_feature(backer->dpif, "VLAN", &key, NULL, NULL)) { | |
992 | break; | |
993 | } | |
994 | } | |
995 | ||
996 | VLOG_INFO("%s: VLAN header stack length probed as %d", | |
997 | dpif_name(backer->dpif), n); | |
998 | return n; | |
999 | } | |
8bfd0fda BP |
1000 | /* Tests the MPLS label stack depth supported by 'backer''s datapath. |
1001 | * | |
1002 | * Returns the number of elements in a struct flow's mpls_lse field | |
1003 | * if the datapath supports at least that many entries in an | |
1004 | * MPLS label stack. | |
1005 | * Otherwise returns the number of MPLS push actions supported by | |
1006 | * the datapath. */ | |
1007 | static size_t | |
1008 | check_max_mpls_depth(struct dpif_backer *backer) | |
1009 | { | |
1010 | struct flow flow; | |
1011 | int n; | |
1012 | ||
1013 | for (n = 0; n < FLOW_MAX_MPLS_LABELS; n++) { | |
1014 | struct odputil_keybuf keybuf; | |
1015 | struct ofpbuf key; | |
5262eea1 JG |
1016 | struct odp_flow_key_parms odp_parms = { |
1017 | .flow = &flow, | |
1018 | }; | |
8bfd0fda BP |
1019 | |
1020 | memset(&flow, 0, sizeof flow); | |
1021 | flow.dl_type = htons(ETH_TYPE_MPLS); | |
1022 | flow_set_mpls_bos(&flow, n, 1); | |
1023 | ||
1024 | ofpbuf_use_stack(&key, &keybuf, sizeof keybuf); | |
5262eea1 | 1025 | odp_flow_key_from_flow(&odp_parms, &key); |
bb71c96e | 1026 | if (!dpif_probe_feature(backer->dpif, "MPLS", &key, NULL, NULL)) { |
8bfd0fda BP |
1027 | break; |
1028 | } | |
8bfd0fda BP |
1029 | } |
1030 | ||
1031 | VLOG_INFO("%s: MPLS label stack length probed as %d", | |
1032 | dpif_name(backer->dpif), n); | |
1033 | return n; | |
1034 | } | |
1035 | ||
b52ac659 AZ |
1036 | static void |
1037 | add_sample_actions(struct ofpbuf *actions, int nesting) | |
1038 | { | |
1039 | if (nesting == 0) { | |
1040 | nl_msg_put_odp_port(actions, OVS_ACTION_ATTR_OUTPUT, u32_to_odp(1)); | |
1041 | return; | |
1042 | } | |
1043 | ||
1044 | size_t start, actions_start; | |
1045 | ||
1046 | start = nl_msg_start_nested(actions, OVS_ACTION_ATTR_SAMPLE); | |
1047 | actions_start = nl_msg_start_nested(actions, OVS_SAMPLE_ATTR_ACTIONS); | |
1048 | add_sample_actions(actions, nesting - 1); | |
1049 | nl_msg_end_nested(actions, actions_start); | |
1050 | nl_msg_put_u32(actions, OVS_SAMPLE_ATTR_PROBABILITY, UINT32_MAX); | |
1051 | nl_msg_end_nested(actions, start); | |
1052 | } | |
1053 | ||
1054 | /* Tests the nested sample actions levels supported by 'backer''s datapath. | |
1055 | * | |
1056 | * Returns the number of nested sample actions accepted by the datapath. */ | |
1057 | static size_t | |
1058 | check_max_sample_nesting(struct dpif_backer *backer) | |
1059 | { | |
1060 | struct odputil_keybuf keybuf; | |
1061 | struct ofpbuf key; | |
1062 | struct flow flow; | |
1063 | int n; | |
1064 | ||
1065 | struct odp_flow_key_parms odp_parms = { | |
1066 | .flow = &flow, | |
1067 | }; | |
1068 | ||
1069 | memset(&flow, 0, sizeof flow); | |
1070 | ofpbuf_use_stack(&key, &keybuf, sizeof keybuf); | |
1071 | odp_flow_key_from_flow(&odp_parms, &key); | |
1072 | ||
1073 | /* OVS datapath has always supported at least 3 nested levels. */ | |
1074 | for (n = 3; n < FLOW_MAX_SAMPLE_NESTING; n++) { | |
1075 | struct ofpbuf actions; | |
1076 | bool ok; | |
1077 | ||
1078 | ofpbuf_init(&actions, 300); | |
1079 | add_sample_actions(&actions, n); | |
1080 | ok = dpif_probe_feature(backer->dpif, "Sample action nesting", &key, | |
1081 | &actions, NULL); | |
1082 | ofpbuf_uninit(&actions); | |
1083 | if (!ok) { | |
1084 | break; | |
1085 | } | |
1086 | } | |
1087 | ||
1088 | VLOG_INFO("%s: Max sample nesting level probed as %d", | |
1089 | dpif_name(backer->dpif), n); | |
1090 | return n; | |
1091 | } | |
1092 | ||
53477c2c JR |
1093 | /* Tests whether 'backer''s datapath supports masked data in |
1094 | * OVS_ACTION_ATTR_SET actions. We need to disable some features on older | |
1095 | * datapaths that don't support this feature. */ | |
1096 | static bool | |
1097 | check_masked_set_action(struct dpif_backer *backer) | |
1098 | { | |
1099 | struct eth_header *eth; | |
1100 | struct ofpbuf actions; | |
1101 | struct dpif_execute execute; | |
cf62fa4c | 1102 | struct dp_packet packet; |
1cceb31b | 1103 | struct flow flow; |
53477c2c JR |
1104 | int error; |
1105 | struct ovs_key_ethernet key, mask; | |
1106 | ||
1107 | /* Compose a set action that will cause an EINVAL error on older | |
1108 | * datapaths that don't support masked set actions. | |
1109 | * Avoid using a full mask, as it could be translated to a non-masked | |
1110 | * set action instead. */ | |
1111 | ofpbuf_init(&actions, 64); | |
1112 | memset(&key, 0x53, sizeof key); | |
1113 | memset(&mask, 0x7f, sizeof mask); | |
1114 | commit_masked_set_action(&actions, OVS_KEY_ATTR_ETHERNET, &key, &mask, | |
1115 | sizeof key); | |
1116 | ||
1117 | /* Compose a dummy ethernet packet. */ | |
cf62fa4c PS |
1118 | dp_packet_init(&packet, ETH_HEADER_LEN); |
1119 | eth = dp_packet_put_zeros(&packet, ETH_HEADER_LEN); | |
53477c2c JR |
1120 | eth->eth_type = htons(0x1234); |
1121 | ||
1cceb31b DDP |
1122 | flow_extract(&packet, &flow); |
1123 | ||
53477c2c JR |
1124 | /* Execute the actions. On older datapaths this fails with EINVAL, on |
1125 | * newer datapaths it succeeds. */ | |
6fd6ed71 PS |
1126 | execute.actions = actions.data; |
1127 | execute.actions_len = actions.size; | |
53477c2c | 1128 | execute.packet = &packet; |
1cceb31b | 1129 | execute.flow = &flow; |
53477c2c | 1130 | execute.needs_help = false; |
43f9ac0a | 1131 | execute.probe = true; |
27130224 | 1132 | execute.mtu = 0; |
53477c2c JR |
1133 | |
1134 | error = dpif_execute(backer->dpif, &execute); | |
1135 | ||
cf62fa4c | 1136 | dp_packet_uninit(&packet); |
53477c2c JR |
1137 | ofpbuf_uninit(&actions); |
1138 | ||
1139 | if (error) { | |
1140 | /* Masked set action is not supported. */ | |
1141 | VLOG_INFO("%s: datapath does not support masked set action feature.", | |
1142 | dpif_name(backer->dpif)); | |
1143 | } | |
1144 | return !error; | |
1145 | } | |
1146 | ||
aaca4fe0 WT |
1147 | /* Tests whether 'backer''s datapath supports truncation of a packet in |
1148 | * OVS_ACTION_ATTR_TRUNC. We need to disable some features on older | |
1149 | * datapaths that don't support this feature. */ | |
1150 | static bool | |
1151 | check_trunc_action(struct dpif_backer *backer) | |
1152 | { | |
1153 | struct eth_header *eth; | |
1154 | struct ofpbuf actions; | |
1155 | struct dpif_execute execute; | |
1156 | struct dp_packet packet; | |
1157 | struct ovs_action_trunc *trunc; | |
1158 | struct flow flow; | |
1159 | int error; | |
1160 | ||
1161 | /* Compose an action with output(port:1, | |
1162 | * max_len:OVS_ACTION_OUTPUT_MIN + 1). | |
1163 | * This translates to one truncate action and one output action. */ | |
1164 | ofpbuf_init(&actions, 64); | |
1165 | trunc = nl_msg_put_unspec_uninit(&actions, | |
1166 | OVS_ACTION_ATTR_TRUNC, sizeof *trunc); | |
1167 | ||
1168 | trunc->max_len = ETH_HEADER_LEN + 1; | |
1169 | nl_msg_put_odp_port(&actions, OVS_ACTION_ATTR_OUTPUT, u32_to_odp(1)); | |
1170 | ||
1171 | /* Compose a dummy Ethernet packet. */ | |
1172 | dp_packet_init(&packet, ETH_HEADER_LEN); | |
1173 | eth = dp_packet_put_zeros(&packet, ETH_HEADER_LEN); | |
1174 | eth->eth_type = htons(0x1234); | |
1175 | ||
1176 | flow_extract(&packet, &flow); | |
1177 | ||
1178 | /* Execute the actions. On older datapaths this fails with EINVAL, on | |
1179 | * newer datapaths it succeeds. */ | |
1180 | execute.actions = actions.data; | |
1181 | execute.actions_len = actions.size; | |
1182 | execute.packet = &packet; | |
1183 | execute.flow = &flow; | |
1184 | execute.needs_help = false; | |
1185 | execute.probe = true; | |
1186 | execute.mtu = 0; | |
1187 | ||
1188 | error = dpif_execute(backer->dpif, &execute); | |
1189 | ||
1190 | dp_packet_uninit(&packet); | |
1191 | ofpbuf_uninit(&actions); | |
1192 | ||
1193 | if (error) { | |
1194 | VLOG_INFO("%s: Datapath does not support truncate action", | |
1195 | dpif_name(backer->dpif)); | |
1196 | } else { | |
1197 | VLOG_INFO("%s: Datapath supports truncate action", | |
1198 | dpif_name(backer->dpif)); | |
1199 | } | |
1200 | ||
1201 | return !error; | |
1202 | } | |
1203 | ||
535e3acf AZ |
1204 | /* Tests whether 'backer''s datapath supports the clone action |
1205 | * OVS_ACTION_ATTR_CLONE. */ | |
1206 | static bool | |
1207 | check_clone(struct dpif_backer *backer) | |
1208 | { | |
1209 | struct dpif_execute execute; | |
1210 | struct eth_header *eth; | |
1211 | struct flow flow; | |
1212 | struct dp_packet packet; | |
1213 | struct ofpbuf actions; | |
1214 | size_t clone_start; | |
1215 | int error; | |
1216 | ||
1217 | /* Compose clone with an empty action list. | |
1218 | * and check if datapath can decode the message. */ | |
1219 | ofpbuf_init(&actions, 64); | |
1220 | clone_start = nl_msg_start_nested(&actions, OVS_ACTION_ATTR_CLONE); | |
1221 | nl_msg_end_nested(&actions, clone_start); | |
1222 | ||
1223 | /* Compose a dummy Ethernet packet. */ | |
1224 | dp_packet_init(&packet, ETH_HEADER_LEN); | |
1225 | eth = dp_packet_put_zeros(&packet, ETH_HEADER_LEN); | |
1226 | eth->eth_type = htons(0x1234); | |
1227 | ||
1228 | flow_extract(&packet, &flow); | |
1229 | ||
1230 | /* Execute the actions. On older datapaths this fails with EINVAL, on | |
1231 | * newer datapaths it succeeds. */ | |
1232 | execute.actions = actions.data; | |
1233 | execute.actions_len = actions.size; | |
1234 | execute.packet = &packet; | |
1235 | execute.flow = &flow; | |
1236 | execute.needs_help = false; | |
1237 | execute.probe = true; | |
1238 | execute.mtu = 0; | |
1239 | ||
1240 | error = dpif_execute(backer->dpif, &execute); | |
1241 | ||
1242 | dp_packet_uninit(&packet); | |
1243 | ofpbuf_uninit(&actions); | |
1244 | ||
1245 | if (error) { | |
1246 | VLOG_INFO("%s: Datapath does not support clone action", | |
1247 | dpif_name(backer->dpif)); | |
1248 | } else { | |
1249 | VLOG_INFO("%s: Datapath supports clone action", | |
1250 | dpif_name(backer->dpif)); | |
1251 | } | |
1252 | ||
1253 | return !error; | |
1254 | } | |
1255 | ||
adfe7a0b JR |
1256 | /* Tests whether 'backer''s datapath supports the OVS_CT_ATTR_EVENTMASK |
1257 | * attribute in OVS_ACTION_ATTR_CT. */ | |
1258 | static bool | |
1259 | check_ct_eventmask(struct dpif_backer *backer) | |
1260 | { | |
1261 | struct dpif_execute execute; | |
1262 | struct dp_packet packet; | |
1263 | struct ofpbuf actions; | |
1264 | struct flow flow = { | |
1265 | .dl_type = CONSTANT_HTONS(ETH_TYPE_IP), | |
1266 | .nw_proto = IPPROTO_UDP, | |
1267 | .nw_ttl = 64, | |
1268 | /* Use the broadcast address on the loopback address range 127/8 to | |
1269 | * avoid hitting any real conntrack entries. We leave the UDP ports to | |
1270 | * zeroes for the same purpose. */ | |
1271 | .nw_src = CONSTANT_HTONL(0x7fffffff), | |
1272 | .nw_dst = CONSTANT_HTONL(0x7fffffff), | |
1273 | }; | |
1274 | size_t ct_start; | |
1275 | int error; | |
1276 | ||
1277 | /* Compose CT action with eventmask attribute and check if datapath can | |
1278 | * decode the message. */ | |
1279 | ofpbuf_init(&actions, 64); | |
1280 | ct_start = nl_msg_start_nested(&actions, OVS_ACTION_ATTR_CT); | |
1281 | /* Eventmask has no effect without the commit flag, but currently the | |
1282 | * datapath will accept an eventmask even without commit. This is useful | |
1283 | * as we do not want to persist the probe connection in the conntrack | |
1284 | * table. */ | |
1285 | nl_msg_put_u32(&actions, OVS_CT_ATTR_EVENTMASK, ~0); | |
1286 | nl_msg_end_nested(&actions, ct_start); | |
1287 | ||
1288 | /* Compose a dummy UDP packet. */ | |
1289 | dp_packet_init(&packet, 0); | |
1290 | flow_compose(&packet, &flow); | |
1291 | ||
1292 | /* Execute the actions. On older datapaths this fails with EINVAL, on | |
1293 | * newer datapaths it succeeds. */ | |
1294 | execute.actions = actions.data; | |
1295 | execute.actions_len = actions.size; | |
1296 | execute.packet = &packet; | |
1297 | execute.flow = &flow; | |
1298 | execute.needs_help = false; | |
1299 | execute.probe = true; | |
1300 | execute.mtu = 0; | |
1301 | ||
1302 | error = dpif_execute(backer->dpif, &execute); | |
1303 | ||
1304 | dp_packet_uninit(&packet); | |
1305 | ofpbuf_uninit(&actions); | |
1306 | ||
1307 | if (error) { | |
1308 | VLOG_INFO("%s: Datapath does not support eventmask in conntrack action", | |
1309 | dpif_name(backer->dpif)); | |
1310 | } else { | |
1311 | VLOG_INFO("%s: Datapath supports eventmask in conntrack action", | |
1312 | dpif_name(backer->dpif)); | |
1313 | } | |
1314 | ||
1315 | return !error; | |
1316 | } | |
1317 | ||
d77b0d5f | 1318 | #define CHECK_FEATURE__(NAME, SUPPORT, FIELD, VALUE, ETHTYPE) \ |
07659514 JS |
1319 | static bool \ |
1320 | check_##NAME(struct dpif_backer *backer) \ | |
1321 | { \ | |
1322 | struct flow flow; \ | |
1323 | struct odputil_keybuf keybuf; \ | |
1324 | struct ofpbuf key; \ | |
1325 | bool enable; \ | |
1326 | struct odp_flow_key_parms odp_parms = { \ | |
1327 | .flow = &flow, \ | |
1328 | .support = { \ | |
7b27258c | 1329 | .SUPPORT = true, \ |
07659514 JS |
1330 | }, \ |
1331 | }; \ | |
1332 | \ | |
1333 | memset(&flow, 0, sizeof flow); \ | |
7b27258c | 1334 | flow.FIELD = VALUE; \ |
d77b0d5f | 1335 | flow.dl_type = htons(ETHTYPE); \ |
07659514 JS |
1336 | \ |
1337 | ofpbuf_use_stack(&key, &keybuf, sizeof keybuf); \ | |
1338 | odp_flow_key_from_flow(&odp_parms, &key); \ | |
bb71c96e | 1339 | enable = dpif_probe_feature(backer->dpif, #NAME, &key, NULL, NULL); \ |
07659514 JS |
1340 | \ |
1341 | if (enable) { \ | |
1342 | VLOG_INFO("%s: Datapath supports "#NAME, dpif_name(backer->dpif)); \ | |
1343 | } else { \ | |
1344 | VLOG_INFO("%s: Datapath does not support "#NAME, \ | |
1345 | dpif_name(backer->dpif)); \ | |
1346 | } \ | |
1347 | \ | |
1348 | return enable; \ | |
1349 | } | |
d77b0d5f SV |
1350 | #define CHECK_FEATURE(FIELD) CHECK_FEATURE__(FIELD, FIELD, FIELD, 1, \ |
1351 | ETH_TYPE_IP) | |
07659514 JS |
1352 | |
1353 | CHECK_FEATURE(ct_state) | |
1354 | CHECK_FEATURE(ct_zone) | |
8e53fe8c | 1355 | CHECK_FEATURE(ct_mark) |
d77b0d5f SV |
1356 | CHECK_FEATURE__(ct_label, ct_label, ct_label.u64.lo, 1, ETH_TYPE_IP) |
1357 | CHECK_FEATURE__(ct_state_nat, ct_state, ct_state, \ | |
1358 | CS_TRACKED|CS_SRC_NAT, ETH_TYPE_IP) | |
1359 | CHECK_FEATURE__(ct_orig_tuple, ct_orig_tuple, ct_nw_proto, 1, ETH_TYPE_IP) | |
07659514 JS |
1360 | |
1361 | #undef CHECK_FEATURE | |
1362 | #undef CHECK_FEATURE__ | |
1363 | ||
b440dd8c JS |
1364 | static void |
1365 | check_support(struct dpif_backer *backer) | |
1366 | { | |
1367 | /* This feature needs to be tested after udpif threads are set. */ | |
1368 | backer->support.variable_length_userdata = false; | |
1369 | ||
535e3acf | 1370 | /* Actions. */ |
2494ccd7 | 1371 | backer->support.odp.recirc = check_recirc(backer); |
f0fb825a | 1372 | backer->support.odp.max_vlan_headers = check_max_vlan_headers(backer); |
2494ccd7 | 1373 | backer->support.odp.max_mpls_depth = check_max_mpls_depth(backer); |
b440dd8c | 1374 | backer->support.masked_set_action = check_masked_set_action(backer); |
aaca4fe0 | 1375 | backer->support.trunc = check_trunc_action(backer); |
b440dd8c JS |
1376 | backer->support.ufid = check_ufid(backer); |
1377 | backer->support.tnl_push_pop = dpif_supports_tnl_push_pop(backer->dpif); | |
535e3acf | 1378 | backer->support.clone = check_clone(backer); |
b52ac659 | 1379 | backer->support.sample_nesting = check_max_sample_nesting(backer); |
adfe7a0b | 1380 | backer->support.ct_eventmask = check_ct_eventmask(backer); |
07659514 | 1381 | |
535e3acf | 1382 | /* Flow fields. */ |
07659514 JS |
1383 | backer->support.odp.ct_state = check_ct_state(backer); |
1384 | backer->support.odp.ct_zone = check_ct_zone(backer); | |
8e53fe8c | 1385 | backer->support.odp.ct_mark = check_ct_mark(backer); |
9daf2348 | 1386 | backer->support.odp.ct_label = check_ct_label(backer); |
7b27258c DDP |
1387 | |
1388 | backer->support.odp.ct_state_nat = check_ct_state_nat(backer); | |
daf4d3c1 | 1389 | backer->support.odp.ct_orig_tuple = check_ct_orig_tuple(backer); |
b440dd8c JS |
1390 | } |
1391 | ||
abe529af | 1392 | static int |
0f5f95a9 | 1393 | construct(struct ofproto *ofproto_) |
abe529af BP |
1394 | { |
1395 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
acf60855 | 1396 | struct shash_node *node, *next; |
abe529af | 1397 | int error; |
abe529af | 1398 | |
4d9226a7 JR |
1399 | /* Tunnel module can get used right after the udpif threads are running. */ |
1400 | ofproto_tunnel_init(); | |
1401 | ||
acf60855 | 1402 | error = open_dpif_backer(ofproto->up.type, &ofproto->backer); |
abe529af | 1403 | if (error) { |
abe529af BP |
1404 | return error; |
1405 | } | |
1406 | ||
290835f9 | 1407 | uuid_generate(&ofproto->uuid); |
44e0c35d | 1408 | atomic_init(&ofproto->tables_version, OVS_VERSION_MIN); |
abe529af BP |
1409 | ofproto->netflow = NULL; |
1410 | ofproto->sflow = NULL; | |
29089a54 | 1411 | ofproto->ipfix = NULL; |
21f7563c | 1412 | ofproto->stp = NULL; |
9efd308e | 1413 | ofproto->rstp = NULL; |
e79a6c83 | 1414 | ofproto->dump_seq = 0; |
abe529af | 1415 | hmap_init(&ofproto->bundles); |
e764773c | 1416 | ofproto->ml = mac_learning_create(MAC_ENTRY_DEFAULT_IDLE_TIME); |
6d95c4e8 | 1417 | ofproto->ms = NULL; |
ec7ceaed | 1418 | ofproto->mbridge = mbridge_create(); |
abe529af | 1419 | ofproto->has_bonded_bundles = false; |
e2d13c43 | 1420 | ofproto->lacp_enabled = false; |
97ba2d36 | 1421 | ovs_mutex_init_adaptive(&ofproto->stats_mutex); |
abe529af | 1422 | |
a2b53dec | 1423 | guarded_list_init(&ofproto->ams); |
ada3a58d | 1424 | |
acf60855 | 1425 | sset_init(&ofproto->ports); |
0a740f48 | 1426 | sset_init(&ofproto->ghost_ports); |
acf60855 JP |
1427 | sset_init(&ofproto->port_poll_set); |
1428 | ofproto->port_poll_errno = 0; | |
f23d157c | 1429 | ofproto->change_seq = 0; |
a2b53dec BP |
1430 | ofproto->ams_seq = seq_create(); |
1431 | ofproto->ams_seqno = seq_read(ofproto->ams_seq); | |
cfc50ae5 | 1432 | |
acf60855 JP |
1433 | |
1434 | SHASH_FOR_EACH_SAFE (node, next, &init_ofp_ports) { | |
4f9e08a5 | 1435 | struct iface_hint *iface_hint = node->data; |
acf60855 JP |
1436 | |
1437 | if (!strcmp(iface_hint->br_name, ofproto->up.name)) { | |
1438 | /* Check if the datapath already has this port. */ | |
1439 | if (dpif_port_exists(ofproto->backer->dpif, node->name)) { | |
1440 | sset_add(&ofproto->ports, node->name); | |
1441 | } | |
1442 | ||
1443 | free(iface_hint->br_name); | |
1444 | free(iface_hint->br_type); | |
4f9e08a5 | 1445 | free(iface_hint); |
acf60855 JP |
1446 | shash_delete(&init_ofp_ports, node); |
1447 | } | |
1448 | } | |
e1b1d06a | 1449 | |
b44a10b7 BP |
1450 | hmap_insert(&all_ofproto_dpifs, &ofproto->all_ofproto_dpifs_node, |
1451 | hash_string(ofproto->up.name, 0)); | |
6527c598 | 1452 | memset(&ofproto->stats, 0, sizeof ofproto->stats); |
0f5f95a9 BP |
1453 | |
1454 | ofproto_init_tables(ofproto_, N_TABLES); | |
c57b2226 | 1455 | error = add_internal_flows(ofproto); |
adcf00ba | 1456 | |
c57b2226 BP |
1457 | ofproto->up.tables[TBL_INTERNAL].flags = OFTABLE_HIDDEN | OFTABLE_READONLY; |
1458 | ||
1459 | return error; | |
1460 | } | |
1461 | ||
1462 | static int | |
adcf00ba | 1463 | add_internal_miss_flow(struct ofproto_dpif *ofproto, int id, |
f25d0cf3 | 1464 | const struct ofpbuf *ofpacts, struct rule_dpif **rulep) |
c57b2226 | 1465 | { |
adcf00ba | 1466 | struct match match; |
c57b2226 | 1467 | int error; |
adcf00ba | 1468 | struct rule *rule; |
c57b2226 | 1469 | |
adcf00ba AZ |
1470 | match_init_catchall(&match); |
1471 | match_set_reg(&match, 0, id); | |
c57b2226 | 1472 | |
290ad78a SH |
1473 | error = ofproto_dpif_add_internal_flow(ofproto, &match, 0, 0, ofpacts, |
1474 | &rule); | |
adcf00ba | 1475 | *rulep = error ? NULL : rule_dpif_cast(rule); |
0f5f95a9 | 1476 | |
adcf00ba | 1477 | return error; |
abe529af BP |
1478 | } |
1479 | ||
c57b2226 BP |
1480 | static int |
1481 | add_internal_flows(struct ofproto_dpif *ofproto) | |
1482 | { | |
f25d0cf3 BP |
1483 | struct ofpact_controller *controller; |
1484 | uint64_t ofpacts_stub[128 / 8]; | |
1485 | struct ofpbuf ofpacts; | |
adcf00ba | 1486 | struct rule *unused_rulep OVS_UNUSED; |
adcf00ba | 1487 | struct match match; |
c57b2226 BP |
1488 | int error; |
1489 | int id; | |
1490 | ||
f25d0cf3 | 1491 | ofpbuf_use_stack(&ofpacts, ofpacts_stub, sizeof ofpacts_stub); |
c57b2226 BP |
1492 | id = 1; |
1493 | ||
f25d0cf3 BP |
1494 | controller = ofpact_put_CONTROLLER(&ofpacts); |
1495 | controller->max_len = UINT16_MAX; | |
1496 | controller->controller_id = 0; | |
9bfe9334 | 1497 | controller->reason = OFPR_IMPLICIT_MISS; |
ce058104 | 1498 | ofpact_finish_CONTROLLER(&ofpacts, &controller); |
f25d0cf3 | 1499 | |
adcf00ba AZ |
1500 | error = add_internal_miss_flow(ofproto, id++, &ofpacts, |
1501 | &ofproto->miss_rule); | |
c57b2226 BP |
1502 | if (error) { |
1503 | return error; | |
1504 | } | |
1505 | ||
f25d0cf3 | 1506 | ofpbuf_clear(&ofpacts); |
adcf00ba | 1507 | error = add_internal_miss_flow(ofproto, id++, &ofpacts, |
dbb7c28f | 1508 | &ofproto->no_packet_in_rule); |
7fd51d39 BP |
1509 | if (error) { |
1510 | return error; | |
1511 | } | |
1512 | ||
adcf00ba | 1513 | error = add_internal_miss_flow(ofproto, id++, &ofpacts, |
dbb7c28f | 1514 | &ofproto->drop_frags_rule); |
adcf00ba AZ |
1515 | if (error) { |
1516 | return error; | |
1517 | } | |
1518 | ||
0c7812e5 AW |
1519 | /* Drop any run away non-recirc rule lookups. Recirc_id has to be |
1520 | * zero when reaching this rule. | |
adcf00ba | 1521 | * |
0c7812e5 | 1522 | * (priority=2), recirc_id=0, actions=drop |
adcf00ba | 1523 | */ |
0c7812e5 | 1524 | ofpbuf_clear(&ofpacts); |
adcf00ba AZ |
1525 | match_init_catchall(&match); |
1526 | match_set_recirc_id(&match, 0); | |
290ad78a | 1527 | error = ofproto_dpif_add_internal_flow(ofproto, &match, 2, 0, &ofpacts, |
adcf00ba | 1528 | &unused_rulep); |
c57b2226 BP |
1529 | return error; |
1530 | } | |
1531 | ||
abe529af | 1532 | static void |
fe13ccdc | 1533 | destruct(struct ofproto *ofproto_, bool del) |
abe529af BP |
1534 | { |
1535 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
a2b53dec | 1536 | struct ofproto_async_msg *am; |
78c8df12 | 1537 | struct rule_dpif *rule; |
d0918789 | 1538 | struct oftable *table; |
a2b53dec | 1539 | struct ovs_list ams; |
abe529af | 1540 | |
875b94ed | 1541 | ofproto->backer->need_revalidate = REV_RECONFIGURE; |
84f0f298 | 1542 | xlate_txn_start(); |
46c88433 | 1543 | xlate_remove_ofproto(ofproto); |
84f0f298 | 1544 | xlate_txn_commit(); |
46c88433 | 1545 | |
3f142f59 BP |
1546 | /* Ensure that the upcall processing threads have no remaining references |
1547 | * to the ofproto or anything in it. */ | |
1548 | udpif_synchronize(ofproto->backer->udpif); | |
1fe409d5 | 1549 | |
b44a10b7 | 1550 | hmap_remove(&all_ofproto_dpifs, &ofproto->all_ofproto_dpifs_node); |
7ee20df1 | 1551 | |
0697b5c3 | 1552 | OFPROTO_FOR_EACH_TABLE (table, &ofproto->up) { |
de4ad4a2 | 1553 | CLS_FOR_EACH (rule, up.cr, &table->cls) { |
8b81d1ef | 1554 | ofproto_rule_delete(&ofproto->up, &rule->up); |
0697b5c3 | 1555 | } |
7ee20df1 | 1556 | } |
daab0ae6 | 1557 | ofproto_group_delete_all(&ofproto->up); |
7ee20df1 | 1558 | |
a2b53dec BP |
1559 | guarded_list_pop_all(&ofproto->ams, &ams); |
1560 | LIST_FOR_EACH_POP (am, list_node, &ams) { | |
1561 | ofproto_async_msg_free(am); | |
ada3a58d | 1562 | } |
a2b53dec | 1563 | guarded_list_destroy(&ofproto->ams); |
ada3a58d | 1564 | |
e672ff9b | 1565 | recirc_free_ofproto(ofproto, ofproto->up.name); |
f9038ef6 | 1566 | |
ec7ceaed | 1567 | mbridge_unref(ofproto->mbridge); |
abe529af | 1568 | |
8e407f27 | 1569 | netflow_unref(ofproto->netflow); |
9723bcce | 1570 | dpif_sflow_unref(ofproto->sflow); |
8b7ea2d4 | 1571 | dpif_ipfix_unref(ofproto->ipfix); |
abe529af | 1572 | hmap_destroy(&ofproto->bundles); |
5d989517 | 1573 | mac_learning_unref(ofproto->ml); |
6d95c4e8 | 1574 | mcast_snooping_unref(ofproto->ms); |
7b91e3c8 | 1575 | stp_unref(ofproto->stp); |
1576 | rstp_unref(ofproto->rstp); | |
abe529af | 1577 | |
acf60855 | 1578 | sset_destroy(&ofproto->ports); |
0a740f48 | 1579 | sset_destroy(&ofproto->ghost_ports); |
acf60855 | 1580 | sset_destroy(&ofproto->port_poll_set); |
e1b1d06a | 1581 | |
0da3c61b | 1582 | ovs_mutex_destroy(&ofproto->stats_mutex); |
13501305 | 1583 | |
a2b53dec | 1584 | seq_destroy(ofproto->ams_seq); |
cfc50ae5 | 1585 | |
fe13ccdc | 1586 | close_dpif_backer(ofproto->backer, del); |
abe529af BP |
1587 | } |
1588 | ||
5fcc0d00 BP |
1589 | static int |
1590 | run(struct ofproto *ofproto_) | |
1591 | { | |
1592 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
e79a6c83 | 1593 | uint64_t new_seq, new_dump_seq; |
5fcc0d00 | 1594 | |
ec7ceaed EJ |
1595 | if (mbridge_need_revalidate(ofproto->mbridge)) { |
1596 | ofproto->backer->need_revalidate = REV_RECONFIGURE; | |
509c0149 | 1597 | ovs_rwlock_wrlock(&ofproto->ml->rwlock); |
30618594 | 1598 | mac_learning_flush(ofproto->ml); |
509c0149 | 1599 | ovs_rwlock_unlock(&ofproto->ml->rwlock); |
6d95c4e8 | 1600 | mcast_snooping_mdb_flush(ofproto->ms); |
ec7ceaed EJ |
1601 | } |
1602 | ||
a2b53dec | 1603 | /* Always updates the ofproto->ams_seqno to avoid frequent wakeup during |
b53d5c33 | 1604 | * flow restore. Even though nothing is processed during flow restore, |
a2b53dec | 1605 | * all queued 'ams' will be handled immediately when flow restore |
b53d5c33 | 1606 | * completes. */ |
a2b53dec | 1607 | ofproto->ams_seqno = seq_read(ofproto->ams_seq); |
b53d5c33 | 1608 | |
a6b7506d | 1609 | /* Do not perform any periodic activity required by 'ofproto' while |
40358701 | 1610 | * waiting for flow restore to complete. */ |
a6b7506d | 1611 | if (!ofproto_get_flow_restore_wait()) { |
a2b53dec BP |
1612 | struct ofproto_async_msg *am; |
1613 | struct ovs_list ams; | |
1614 | ||
1615 | guarded_list_pop_all(&ofproto->ams, &ams); | |
1616 | LIST_FOR_EACH_POP (am, list_node, &ams) { | |
1617 | connmgr_send_async_msg(ofproto->up.connmgr, am); | |
1618 | ofproto_async_msg_free(am); | |
a6b7506d | 1619 | } |
abe529af BP |
1620 | } |
1621 | ||
abe529af | 1622 | if (ofproto->netflow) { |
8bfaca5b | 1623 | netflow_run(ofproto->netflow); |
abe529af BP |
1624 | } |
1625 | if (ofproto->sflow) { | |
bae473fe | 1626 | dpif_sflow_run(ofproto->sflow); |
abe529af | 1627 | } |
978427a5 RL |
1628 | if (ofproto->ipfix) { |
1629 | dpif_ipfix_run(ofproto->ipfix); | |
1630 | } | |
abe529af | 1631 | |
f23d157c JS |
1632 | new_seq = seq_read(connectivity_seq_get()); |
1633 | if (ofproto->change_seq != new_seq) { | |
1634 | struct ofport_dpif *ofport; | |
1635 | ||
1636 | HMAP_FOR_EACH (ofport, up.hmap_node, &ofproto->up.ports) { | |
1637 | port_run(ofport); | |
1638 | } | |
1639 | ||
1640 | ofproto->change_seq = new_seq; | |
abe529af | 1641 | } |
e2d13c43 JS |
1642 | if (ofproto->lacp_enabled || ofproto->has_bonded_bundles) { |
1643 | struct ofbundle *bundle; | |
1644 | ||
1645 | HMAP_FOR_EACH (bundle, hmap_node, &ofproto->bundles) { | |
1646 | bundle_run(bundle); | |
1647 | } | |
abe529af BP |
1648 | } |
1649 | ||
21f7563c | 1650 | stp_run(ofproto); |
9efd308e | 1651 | rstp_run(ofproto); |
509c0149 | 1652 | ovs_rwlock_wrlock(&ofproto->ml->rwlock); |
30618594 EJ |
1653 | if (mac_learning_run(ofproto->ml)) { |
1654 | ofproto->backer->need_revalidate = REV_MAC_LEARNING; | |
1655 | } | |
509c0149 | 1656 | ovs_rwlock_unlock(&ofproto->ml->rwlock); |
abe529af | 1657 | |
6d95c4e8 FL |
1658 | if (mcast_snooping_run(ofproto->ms)) { |
1659 | ofproto->backer->need_revalidate = REV_MCAST_SNOOPING; | |
1660 | } | |
1661 | ||
e79a6c83 EJ |
1662 | new_dump_seq = seq_read(udpif_dump_seq(ofproto->backer->udpif)); |
1663 | if (ofproto->dump_seq != new_dump_seq) { | |
1664 | struct rule *rule, *next_rule; | |
f5857865 | 1665 | long long now = time_msec(); |
e79a6c83 EJ |
1666 | |
1667 | /* We know stats are relatively fresh, so now is a good time to do some | |
1668 | * periodic work. */ | |
1669 | ofproto->dump_seq = new_dump_seq; | |
1670 | ||
1671 | /* Expire OpenFlow flows whose idle_timeout or hard_timeout | |
1672 | * has passed. */ | |
1673 | ovs_mutex_lock(&ofproto_mutex); | |
1674 | LIST_FOR_EACH_SAFE (rule, next_rule, expirable, | |
1675 | &ofproto->up.expirable) { | |
f5857865 | 1676 | rule_expire(rule_dpif_cast(rule), now); |
e79a6c83 EJ |
1677 | } |
1678 | ovs_mutex_unlock(&ofproto_mutex); | |
1679 | ||
1680 | /* All outstanding data in existing flows has been accounted, so it's a | |
1681 | * good time to do bond rebalancing. */ | |
60cda7d6 | 1682 | if (ofproto->has_bonded_bundles) { |
e79a6c83 EJ |
1683 | struct ofbundle *bundle; |
1684 | ||
1685 | HMAP_FOR_EACH (bundle, hmap_node, &ofproto->bundles) { | |
60cda7d6 AZ |
1686 | if (bundle->bond) { |
1687 | bond_rebalance(bundle->bond); | |
e79a6c83 EJ |
1688 | } |
1689 | } | |
6814e51f BP |
1690 | } |
1691 | } | |
abe529af BP |
1692 | return 0; |
1693 | } | |
1694 | ||
1695 | static void | |
f07c97f5 | 1696 | ofproto_dpif_wait(struct ofproto *ofproto_) |
abe529af BP |
1697 | { |
1698 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
abe529af | 1699 | |
40358701 GS |
1700 | if (ofproto_get_flow_restore_wait()) { |
1701 | return; | |
1702 | } | |
1703 | ||
abe529af | 1704 | if (ofproto->sflow) { |
bae473fe | 1705 | dpif_sflow_wait(ofproto->sflow); |
abe529af | 1706 | } |
978427a5 RL |
1707 | if (ofproto->ipfix) { |
1708 | dpif_ipfix_wait(ofproto->ipfix); | |
1709 | } | |
e2d13c43 JS |
1710 | if (ofproto->lacp_enabled || ofproto->has_bonded_bundles) { |
1711 | struct ofbundle *bundle; | |
1712 | ||
1713 | HMAP_FOR_EACH (bundle, hmap_node, &ofproto->bundles) { | |
1714 | bundle_wait(bundle); | |
1715 | } | |
abe529af | 1716 | } |
6fca1ffb BP |
1717 | if (ofproto->netflow) { |
1718 | netflow_wait(ofproto->netflow); | |
1719 | } | |
509c0149 | 1720 | ovs_rwlock_rdlock(&ofproto->ml->rwlock); |
1c313b88 | 1721 | mac_learning_wait(ofproto->ml); |
509c0149 | 1722 | ovs_rwlock_unlock(&ofproto->ml->rwlock); |
6d95c4e8 | 1723 | mcast_snooping_wait(ofproto->ms); |
21f7563c | 1724 | stp_wait(ofproto); |
2cc3c58e | 1725 | if (ofproto->backer->need_revalidate) { |
abe529af | 1726 | poll_immediate_wake(); |
abe529af | 1727 | } |
abe529af | 1728 | |
e79a6c83 | 1729 | seq_wait(udpif_dump_seq(ofproto->backer->udpif), ofproto->dump_seq); |
a2b53dec | 1730 | seq_wait(ofproto->ams_seq, ofproto->ams_seqno); |
0d085684 BP |
1731 | } |
1732 | ||
1c030aa5 EJ |
1733 | static void |
1734 | type_get_memory_usage(const char *type, struct simap *usage) | |
1735 | { | |
1736 | struct dpif_backer *backer; | |
1737 | ||
1738 | backer = shash_find_data(&all_dpif_backers, type); | |
1739 | if (backer) { | |
1740 | udpif_get_memory_usage(backer->udpif, usage); | |
1741 | } | |
1742 | } | |
1743 | ||
abe529af | 1744 | static void |
1b5b5071 | 1745 | flush(struct ofproto *ofproto_) |
abe529af | 1746 | { |
1b5b5071 AZ |
1747 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); |
1748 | struct dpif_backer *backer = ofproto->backer; | |
1749 | ||
1750 | if (backer) { | |
1751 | udpif_flush(backer->udpif); | |
1752 | } | |
abe529af BP |
1753 | } |
1754 | ||
6c1491fb | 1755 | static void |
3c1bb396 BP |
1756 | query_tables(struct ofproto *ofproto, |
1757 | struct ofputil_table_features *features, | |
1758 | struct ofputil_table_stats *stats) | |
6c1491fb | 1759 | { |
3c1bb396 | 1760 | strcpy(features->name, "classifier"); |
6c1491fb | 1761 | |
3c1bb396 BP |
1762 | if (stats) { |
1763 | int i; | |
6c1491fb | 1764 | |
3c1bb396 BP |
1765 | for (i = 0; i < ofproto->n_tables; i++) { |
1766 | unsigned long missed, matched; | |
d611866c | 1767 | |
afcea9ea JR |
1768 | atomic_read_relaxed(&ofproto->tables[i].n_matched, &matched); |
1769 | atomic_read_relaxed(&ofproto->tables[i].n_missed, &missed); | |
1770 | ||
3c1bb396 | 1771 | stats[i].matched_count = matched; |
3c1bb396 BP |
1772 | stats[i].lookup_count = matched + missed; |
1773 | } | |
d611866c | 1774 | } |
6c1491fb BP |
1775 | } |
1776 | ||
621b8064 | 1777 | static void |
44e0c35d | 1778 | set_tables_version(struct ofproto *ofproto_, ovs_version_t version) |
621b8064 JR |
1779 | { |
1780 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
1781 | ||
f9cf9e57 JR |
1782 | /* Use memory_order_release to signify that any prior memory accesses can |
1783 | * not be reordered to happen after this atomic store. This makes sure the | |
1784 | * new version is properly set up when the readers can read this 'version' | |
1785 | * value. */ | |
1786 | atomic_store_explicit(&ofproto->tables_version, version, | |
1787 | memory_order_release); | |
1788 | /* 'need_revalidate' can be reordered to happen before the atomic_store | |
1789 | * above, but it does not matter as this variable is not accessed by other | |
1790 | * threads. */ | |
1fc71871 | 1791 | ofproto->backer->need_revalidate = REV_FLOW_TABLE; |
621b8064 JR |
1792 | } |
1793 | ||
abe529af BP |
1794 | static struct ofport * |
1795 | port_alloc(void) | |
1796 | { | |
3da29e32 | 1797 | struct ofport_dpif *port = xzalloc(sizeof *port); |
abe529af BP |
1798 | return &port->up; |
1799 | } | |
1800 | ||
1801 | static void | |
1802 | port_dealloc(struct ofport *port_) | |
1803 | { | |
1804 | struct ofport_dpif *port = ofport_dpif_cast(port_); | |
1805 | free(port); | |
1806 | } | |
1807 | ||
1808 | static int | |
1809 | port_construct(struct ofport *port_) | |
1810 | { | |
1811 | struct ofport_dpif *port = ofport_dpif_cast(port_); | |
1812 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(port->up.ofproto); | |
b9ad7294 | 1813 | const struct netdev *netdev = port->up.netdev; |
3aa30359 | 1814 | char namebuf[NETDEV_VPORT_NAME_BUFSIZE]; |
6d9e94b5 | 1815 | const char *dp_port_name; |
e1b1d06a JP |
1816 | struct dpif_port dpif_port; |
1817 | int error; | |
abe529af | 1818 | |
2cc3c58e | 1819 | ofproto->backer->need_revalidate = REV_RECONFIGURE; |
abe529af BP |
1820 | port->bundle = NULL; |
1821 | port->cfm = NULL; | |
ccc09689 | 1822 | port->bfd = NULL; |
0477baa9 | 1823 | port->lldp = NULL; |
f025bcb7 | 1824 | port->may_enable = false; |
21f7563c JP |
1825 | port->stp_port = NULL; |
1826 | port->stp_state = STP_DISABLED; | |
9efd308e DV |
1827 | port->rstp_port = NULL; |
1828 | port->rstp_state = RSTP_DISABLED; | |
42943cde | 1829 | port->is_tunnel = false; |
6cbbf4fa | 1830 | port->peer = NULL; |
55954f6e EJ |
1831 | port->qdscp = NULL; |
1832 | port->n_qdscp = 0; | |
b9ad7294 | 1833 | port->carrier_seq = netdev_get_carrier_resets(netdev); |
abe529af | 1834 | |
b9ad7294 | 1835 | if (netdev_vport_is_patch(netdev)) { |
743cea45 | 1836 | /* By bailing out here, we don't submit the port to the sFlow module |
185b4e3a MG |
1837 | * to be considered for counter polling export. This is correct |
1838 | * because the patch port represents an interface that sFlow considers | |
1839 | * to be "internal" to the switch as a whole, and therefore not a | |
1840 | * candidate for counter polling. */ | |
4e022ec0 | 1841 | port->odp_port = ODPP_NONE; |
6cbbf4fa | 1842 | ofport_update_peer(port); |
0a740f48 EJ |
1843 | return 0; |
1844 | } | |
1845 | ||
6d9e94b5 AZ |
1846 | dp_port_name = netdev_vport_get_dpif_port(netdev, namebuf, sizeof namebuf); |
1847 | error = dpif_port_query_by_name(ofproto->backer->dpif, dp_port_name, | |
e1b1d06a JP |
1848 | &dpif_port); |
1849 | if (error) { | |
1850 | return error; | |
1851 | } | |
1852 | ||
1853 | port->odp_port = dpif_port.port_no; | |
1854 | ||
b9ad7294 | 1855 | if (netdev_get_tunnel_config(netdev)) { |
a36de779 | 1856 | atomic_count_inc(&ofproto->backer->tnl_count); |
ea0797c9 | 1857 | error = tnl_port_add(port, port->up.netdev, port->odp_port, |
6d9e94b5 | 1858 | ovs_native_tunneling_is_on(ofproto), dp_port_name); |
ea0797c9 BP |
1859 | if (error) { |
1860 | atomic_count_dec(&ofproto->backer->tnl_count); | |
1861 | dpif_port_destroy(&dpif_port); | |
1862 | return error; | |
1863 | } | |
1864 | ||
42943cde | 1865 | port->is_tunnel = true; |
8b7ea2d4 WZ |
1866 | if (ofproto->ipfix) { |
1867 | dpif_ipfix_add_tunnel_port(ofproto->ipfix, port_, port->odp_port); | |
1868 | } | |
b9ad7294 EJ |
1869 | } else { |
1870 | /* Sanity-check that a mapping doesn't already exist. This | |
1871 | * shouldn't happen for non-tunnel ports. */ | |
1872 | if (odp_port_to_ofp_port(ofproto, port->odp_port) != OFPP_NONE) { | |
1873 | VLOG_ERR("port %s already has an OpenFlow port number", | |
1874 | dpif_port.name); | |
da78d43d | 1875 | dpif_port_destroy(&dpif_port); |
b9ad7294 EJ |
1876 | return EBUSY; |
1877 | } | |
e1b1d06a | 1878 | |
8449c4d6 | 1879 | ovs_rwlock_wrlock(&ofproto->backer->odp_to_ofport_lock); |
b9ad7294 | 1880 | hmap_insert(&ofproto->backer->odp_to_ofport_map, &port->odp_port_node, |
f9c0c3ec | 1881 | hash_odp_port(port->odp_port)); |
8449c4d6 | 1882 | ovs_rwlock_unlock(&ofproto->backer->odp_to_ofport_lock); |
b9ad7294 | 1883 | } |
da78d43d | 1884 | dpif_port_destroy(&dpif_port); |
e1b1d06a | 1885 | |
abe529af | 1886 | if (ofproto->sflow) { |
e1b1d06a | 1887 | dpif_sflow_add_port(ofproto->sflow, port_, port->odp_port); |
abe529af BP |
1888 | } |
1889 | ||
1890 | return 0; | |
1891 | } | |
1892 | ||
1893 | static void | |
9aad5a5a | 1894 | port_destruct(struct ofport *port_, bool del) |
abe529af BP |
1895 | { |
1896 | struct ofport_dpif *port = ofport_dpif_cast(port_); | |
1897 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(port->up.ofproto); | |
02f8d646 | 1898 | const char *devname = netdev_get_name(port->up.netdev); |
3aa30359 BP |
1899 | char namebuf[NETDEV_VPORT_NAME_BUFSIZE]; |
1900 | const char *dp_port_name; | |
abe529af | 1901 | |
7894e7da | 1902 | ofproto->backer->need_revalidate = REV_RECONFIGURE; |
84f0f298 | 1903 | xlate_txn_start(); |
46c88433 | 1904 | xlate_ofport_remove(port); |
84f0f298 | 1905 | xlate_txn_commit(); |
7894e7da | 1906 | |
3aa30359 BP |
1907 | dp_port_name = netdev_vport_get_dpif_port(port->up.netdev, namebuf, |
1908 | sizeof namebuf); | |
9aad5a5a | 1909 | if (del && dpif_port_exists(ofproto->backer->dpif, dp_port_name)) { |
acf60855 JP |
1910 | /* The underlying device is still there, so delete it. This |
1911 | * happens when the ofproto is being destroyed, since the caller | |
1912 | * assumes that removal of attached ports will happen as part of | |
1913 | * destruction. */ | |
42943cde | 1914 | if (!port->is_tunnel) { |
a614d823 KM |
1915 | dpif_port_del(ofproto->backer->dpif, port->odp_port); |
1916 | } | |
acf60855 JP |
1917 | } |
1918 | ||
6cbbf4fa EJ |
1919 | if (port->peer) { |
1920 | port->peer->peer = NULL; | |
1921 | port->peer = NULL; | |
1922 | } | |
1923 | ||
42943cde | 1924 | if (port->odp_port != ODPP_NONE && !port->is_tunnel) { |
8449c4d6 | 1925 | ovs_rwlock_wrlock(&ofproto->backer->odp_to_ofport_lock); |
0a740f48 | 1926 | hmap_remove(&ofproto->backer->odp_to_ofport_map, &port->odp_port_node); |
8449c4d6 | 1927 | ovs_rwlock_unlock(&ofproto->backer->odp_to_ofport_lock); |
0a740f48 EJ |
1928 | } |
1929 | ||
a36de779 PS |
1930 | if (port->is_tunnel) { |
1931 | atomic_count_dec(&ofproto->backer->tnl_count); | |
1932 | } | |
1933 | ||
8b7ea2d4 WZ |
1934 | if (port->is_tunnel && ofproto->ipfix) { |
1935 | dpif_ipfix_del_tunnel_port(ofproto->ipfix, port->odp_port); | |
1936 | } | |
1937 | ||
42943cde | 1938 | tnl_port_del(port); |
02f8d646 | 1939 | sset_find_and_delete(&ofproto->ports, devname); |
0a740f48 | 1940 | sset_find_and_delete(&ofproto->ghost_ports, devname); |
abe529af | 1941 | bundle_remove(port_); |
a5610457 | 1942 | set_cfm(port_, NULL); |
8aee94b6 | 1943 | set_bfd(port_, NULL); |
0477baa9 | 1944 | set_lldp(port_, NULL); |
0c0c32d8 BP |
1945 | if (port->stp_port) { |
1946 | stp_port_disable(port->stp_port); | |
1947 | } | |
f025bcb7 | 1948 | set_rstp_port(port_, NULL); |
abe529af | 1949 | if (ofproto->sflow) { |
bae473fe | 1950 | dpif_sflow_del_port(ofproto->sflow, port->odp_port); |
abe529af | 1951 | } |
8b36f51e | 1952 | |
55954f6e | 1953 | free(port->qdscp); |
abe529af BP |
1954 | } |
1955 | ||
1956 | static void | |
1957 | port_modified(struct ofport *port_) | |
1958 | { | |
1959 | struct ofport_dpif *port = ofport_dpif_cast(port_); | |
a36de779 | 1960 | char namebuf[NETDEV_VPORT_NAME_BUFSIZE]; |
6d9e94b5 | 1961 | const char *dp_port_name; |
a36de779 | 1962 | struct netdev *netdev = port->up.netdev; |
abe529af BP |
1963 | |
1964 | if (port->bundle && port->bundle->bond) { | |
a36de779 | 1965 | bond_slave_set_netdev(port->bundle->bond, port, netdev); |
abe529af | 1966 | } |
9d46b444 EJ |
1967 | |
1968 | if (port->cfm) { | |
a36de779 | 1969 | cfm_set_netdev(port->cfm, netdev); |
9d46b444 | 1970 | } |
f1e78bbd | 1971 | |
c1c4e8c7 | 1972 | if (port->bfd) { |
a36de779 | 1973 | bfd_set_netdev(port->bfd, netdev); |
c1c4e8c7 AW |
1974 | } |
1975 | ||
f73b83fd LS |
1976 | /* Set liveness, unless the link is administratively or |
1977 | * operationally down or link monitoring false */ | |
1978 | if (!(port->up.pp.config & OFPUTIL_PC_PORT_DOWN) && | |
1979 | !(port->up.pp.state & OFPUTIL_PS_LINK_DOWN) && | |
1980 | port->may_enable) { | |
1981 | port->up.pp.state |= OFPUTIL_PS_LIVE; | |
1982 | } else { | |
1983 | port->up.pp.state &= ~OFPUTIL_PS_LIVE; | |
1984 | } | |
1985 | ||
635c5db9 | 1986 | ofproto_dpif_monitor_port_update(port, port->bfd, port->cfm, |
74ff3298 | 1987 | port->lldp, &port->up.pp.hw_addr); |
635c5db9 | 1988 | |
6d9e94b5 | 1989 | dp_port_name = netdev_vport_get_dpif_port(netdev, namebuf, sizeof namebuf); |
a36de779 PS |
1990 | |
1991 | if (port->is_tunnel) { | |
1992 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(port->up.ofproto); | |
1993 | ||
1994 | if (tnl_port_reconfigure(port, netdev, port->odp_port, | |
6d9e94b5 AZ |
1995 | ovs_native_tunneling_is_on(ofproto), |
1996 | dp_port_name)) { | |
a36de779 PS |
1997 | ofproto->backer->need_revalidate = REV_RECONFIGURE; |
1998 | } | |
f1e78bbd | 1999 | } |
6cbbf4fa EJ |
2000 | |
2001 | ofport_update_peer(port); | |
abe529af BP |
2002 | } |
2003 | ||
2004 | static void | |
9e1fd49b | 2005 | port_reconfigured(struct ofport *port_, enum ofputil_port_config old_config) |
abe529af BP |
2006 | { |
2007 | struct ofport_dpif *port = ofport_dpif_cast(port_); | |
2008 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(port->up.ofproto); | |
9e1fd49b | 2009 | enum ofputil_port_config changed = old_config ^ port->up.pp.config; |
abe529af | 2010 | |
9e1fd49b | 2011 | if (changed & (OFPUTIL_PC_NO_RECV | OFPUTIL_PC_NO_RECV_STP | |
c57b2226 BP |
2012 | OFPUTIL_PC_NO_FWD | OFPUTIL_PC_NO_FLOOD | |
2013 | OFPUTIL_PC_NO_PACKET_IN)) { | |
2cc3c58e | 2014 | ofproto->backer->need_revalidate = REV_RECONFIGURE; |
7bde8dd8 | 2015 | |
9e1fd49b | 2016 | if (changed & OFPUTIL_PC_NO_FLOOD && port->bundle) { |
7bde8dd8 JP |
2017 | bundle_update(port->bundle); |
2018 | } | |
abe529af BP |
2019 | } |
2020 | } | |
2021 | ||
2022 | static int | |
2023 | set_sflow(struct ofproto *ofproto_, | |
2024 | const struct ofproto_sflow_options *sflow_options) | |
2025 | { | |
2026 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
bae473fe | 2027 | struct dpif_sflow *ds = ofproto->sflow; |
6ff686f2 | 2028 | |
abe529af | 2029 | if (sflow_options) { |
4fe0f203 | 2030 | uint32_t old_probability = ds ? dpif_sflow_get_probability(ds) : 0; |
bae473fe | 2031 | if (!ds) { |
abe529af BP |
2032 | struct ofport_dpif *ofport; |
2033 | ||
4213f19d | 2034 | ds = ofproto->sflow = dpif_sflow_create(); |
abe529af | 2035 | HMAP_FOR_EACH (ofport, up.hmap_node, &ofproto->up.ports) { |
e1b1d06a | 2036 | dpif_sflow_add_port(ds, &ofport->up, ofport->odp_port); |
abe529af BP |
2037 | } |
2038 | } | |
bae473fe | 2039 | dpif_sflow_set_options(ds, sflow_options); |
4fe0f203 BP |
2040 | if (dpif_sflow_get_probability(ds) != old_probability) { |
2041 | ofproto->backer->need_revalidate = REV_RECONFIGURE; | |
2042 | } | |
abe529af | 2043 | } else { |
6ff686f2 | 2044 | if (ds) { |
9723bcce | 2045 | dpif_sflow_unref(ds); |
2cc3c58e | 2046 | ofproto->backer->need_revalidate = REV_RECONFIGURE; |
6ff686f2 PS |
2047 | ofproto->sflow = NULL; |
2048 | } | |
abe529af BP |
2049 | } |
2050 | return 0; | |
2051 | } | |
2052 | ||
29089a54 RL |
2053 | static int |
2054 | set_ipfix( | |
2055 | struct ofproto *ofproto_, | |
2056 | const struct ofproto_ipfix_bridge_exporter_options *bridge_exporter_options, | |
2057 | const struct ofproto_ipfix_flow_exporter_options *flow_exporters_options, | |
2058 | size_t n_flow_exporters_options) | |
2059 | { | |
2060 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
2061 | struct dpif_ipfix *di = ofproto->ipfix; | |
978427a5 | 2062 | bool has_options = bridge_exporter_options || flow_exporters_options; |
8b7ea2d4 | 2063 | bool new_di = false; |
29089a54 | 2064 | |
978427a5 RL |
2065 | if (has_options && !di) { |
2066 | di = ofproto->ipfix = dpif_ipfix_create(); | |
8b7ea2d4 | 2067 | new_di = true; |
978427a5 RL |
2068 | } |
2069 | ||
2070 | if (di) { | |
2071 | /* Call set_options in any case to cleanly flush the flow | |
2072 | * caches in the last exporters that are to be destroyed. */ | |
29089a54 RL |
2073 | dpif_ipfix_set_options( |
2074 | di, bridge_exporter_options, flow_exporters_options, | |
2075 | n_flow_exporters_options); | |
978427a5 | 2076 | |
8b7ea2d4 WZ |
2077 | /* Add tunnel ports only when a new ipfix created */ |
2078 | if (new_di == true) { | |
2079 | struct ofport_dpif *ofport; | |
2080 | HMAP_FOR_EACH (ofport, up.hmap_node, &ofproto->up.ports) { | |
2081 | if (ofport->is_tunnel == true) { | |
2082 | dpif_ipfix_add_tunnel_port(di, &ofport->up, ofport->odp_port); | |
2083 | } | |
2084 | } | |
2085 | } | |
2086 | ||
978427a5 | 2087 | if (!has_options) { |
d857c8aa | 2088 | dpif_ipfix_unref(di); |
29089a54 RL |
2089 | ofproto->ipfix = NULL; |
2090 | } | |
2091 | } | |
978427a5 | 2092 | |
29089a54 RL |
2093 | return 0; |
2094 | } | |
2095 | ||
fb8f22c1 BY |
2096 | static int |
2097 | get_ipfix_stats(const struct ofproto *ofproto_, | |
2098 | bool bridge_ipfix, | |
2099 | struct ovs_list *replies) | |
2100 | { | |
2101 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
2102 | struct dpif_ipfix *di = ofproto->ipfix; | |
2103 | ||
2104 | if (!di) { | |
2105 | return OFPERR_NXST_NOT_CONFIGURED; | |
2106 | } | |
2107 | ||
2108 | return dpif_ipfix_get_stats(di, bridge_ipfix, replies); | |
2109 | } | |
2110 | ||
abe529af | 2111 | static int |
a5610457 | 2112 | set_cfm(struct ofport *ofport_, const struct cfm_settings *s) |
abe529af BP |
2113 | { |
2114 | struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
4e5e44e3 AW |
2115 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofport->up.ofproto); |
2116 | struct cfm *old = ofport->cfm; | |
635c5db9 | 2117 | int error = 0; |
abe529af | 2118 | |
635c5db9 | 2119 | if (s) { |
abe529af | 2120 | if (!ofport->cfm) { |
90967e95 | 2121 | ofport->cfm = cfm_create(ofport->up.netdev); |
abe529af BP |
2122 | } |
2123 | ||
a5610457 | 2124 | if (cfm_configure(ofport->cfm, s)) { |
635c5db9 AW |
2125 | error = 0; |
2126 | goto out; | |
abe529af BP |
2127 | } |
2128 | ||
2129 | error = EINVAL; | |
2130 | } | |
8e9a73fa | 2131 | cfm_unref(ofport->cfm); |
abe529af | 2132 | ofport->cfm = NULL; |
635c5db9 | 2133 | out: |
4e5e44e3 AW |
2134 | if (ofport->cfm != old) { |
2135 | ofproto->backer->need_revalidate = REV_RECONFIGURE; | |
2136 | } | |
635c5db9 | 2137 | ofproto_dpif_monitor_port_update(ofport, ofport->bfd, ofport->cfm, |
74ff3298 | 2138 | ofport->lldp, &ofport->up.pp.hw_addr); |
abe529af BP |
2139 | return error; |
2140 | } | |
2141 | ||
8f5514fe AW |
2142 | static bool |
2143 | cfm_status_changed(struct ofport *ofport_) | |
2144 | { | |
2145 | struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
2146 | ||
2147 | return ofport->cfm ? cfm_check_status_change(ofport->cfm) : true; | |
2148 | } | |
2149 | ||
88bf179a | 2150 | static int |
9a9e3786 | 2151 | get_cfm_status(const struct ofport *ofport_, |
685acfd9 | 2152 | struct cfm_status *status) |
1de11730 EJ |
2153 | { |
2154 | struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
88bf179a | 2155 | int ret = 0; |
1de11730 EJ |
2156 | |
2157 | if (ofport->cfm) { | |
8f5514fe | 2158 | cfm_get_status(ofport->cfm, status); |
1de11730 | 2159 | } else { |
88bf179a | 2160 | ret = ENOENT; |
1de11730 | 2161 | } |
88bf179a AW |
2162 | |
2163 | return ret; | |
1de11730 | 2164 | } |
ccc09689 EJ |
2165 | |
2166 | static int | |
2167 | set_bfd(struct ofport *ofport_, const struct smap *cfg) | |
2168 | { | |
2169 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofport_->ofproto); | |
2170 | struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
2171 | struct bfd *old; | |
2172 | ||
2173 | old = ofport->bfd; | |
c1c4e8c7 AW |
2174 | ofport->bfd = bfd_configure(old, netdev_get_name(ofport->up.netdev), |
2175 | cfg, ofport->up.netdev); | |
ccc09689 EJ |
2176 | if (ofport->bfd != old) { |
2177 | ofproto->backer->need_revalidate = REV_RECONFIGURE; | |
2178 | } | |
635c5db9 | 2179 | ofproto_dpif_monitor_port_update(ofport, ofport->bfd, ofport->cfm, |
74ff3298 | 2180 | ofport->lldp, &ofport->up.pp.hw_addr); |
ccc09689 EJ |
2181 | return 0; |
2182 | } | |
2183 | ||
8f5514fe AW |
2184 | static bool |
2185 | bfd_status_changed(struct ofport *ofport_) | |
2186 | { | |
2187 | struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
2188 | ||
2189 | return ofport->bfd ? bfd_check_status_change(ofport->bfd) : true; | |
2190 | } | |
2191 | ||
ccc09689 EJ |
2192 | static int |
2193 | get_bfd_status(struct ofport *ofport_, struct smap *smap) | |
2194 | { | |
2195 | struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
88bf179a | 2196 | int ret = 0; |
ccc09689 EJ |
2197 | |
2198 | if (ofport->bfd) { | |
8f5514fe | 2199 | bfd_get_status(ofport->bfd, smap); |
ccc09689 | 2200 | } else { |
88bf179a | 2201 | ret = ENOENT; |
ccc09689 | 2202 | } |
88bf179a AW |
2203 | |
2204 | return ret; | |
ccc09689 | 2205 | } |
0477baa9 DF |
2206 | |
2207 | static int | |
2208 | set_lldp(struct ofport *ofport_, | |
2209 | const struct smap *cfg) | |
2210 | { | |
2211 | struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
2212 | int error = 0; | |
2213 | ||
2214 | if (cfg) { | |
2215 | if (!ofport->lldp) { | |
2216 | struct ofproto_dpif *ofproto; | |
2217 | ||
2218 | ofproto = ofproto_dpif_cast(ofport->up.ofproto); | |
2219 | ofproto->backer->need_revalidate = REV_RECONFIGURE; | |
2220 | ofport->lldp = lldp_create(ofport->up.netdev, ofport_->mtu, cfg); | |
2221 | } | |
2222 | ||
19aef6ef DF |
2223 | if (!lldp_configure(ofport->lldp, cfg)) { |
2224 | error = EINVAL; | |
0477baa9 | 2225 | } |
0477baa9 | 2226 | } |
19aef6ef DF |
2227 | if (error) { |
2228 | lldp_unref(ofport->lldp); | |
2229 | ofport->lldp = NULL; | |
2230 | } | |
2231 | ||
0477baa9 DF |
2232 | ofproto_dpif_monitor_port_update(ofport, |
2233 | ofport->bfd, | |
2234 | ofport->cfm, | |
2235 | ofport->lldp, | |
74ff3298 | 2236 | &ofport->up.pp.hw_addr); |
0477baa9 DF |
2237 | return error; |
2238 | } | |
2239 | ||
2240 | static bool | |
2241 | get_lldp_status(const struct ofport *ofport_, | |
2242 | struct lldp_status *status OVS_UNUSED) | |
2243 | { | |
2244 | struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
2245 | ||
2246 | return ofport->lldp ? true : false; | |
2247 | } | |
2248 | ||
2249 | static int | |
2250 | set_aa(struct ofproto *ofproto OVS_UNUSED, | |
2251 | const struct aa_settings *s) | |
2252 | { | |
2253 | return aa_configure(s); | |
2254 | } | |
2255 | ||
2256 | static int | |
2257 | aa_mapping_set(struct ofproto *ofproto_ OVS_UNUSED, void *aux, | |
2258 | const struct aa_mapping_settings *s) | |
2259 | { | |
2260 | return aa_mapping_register(aux, s); | |
2261 | } | |
2262 | ||
2263 | static int | |
2264 | aa_mapping_unset(struct ofproto *ofproto OVS_UNUSED, void *aux) | |
2265 | { | |
2266 | return aa_mapping_unregister(aux); | |
2267 | } | |
2268 | ||
2269 | static int | |
2270 | aa_vlan_get_queued(struct ofproto *ofproto OVS_UNUSED, struct ovs_list *list) | |
2271 | { | |
2272 | return aa_get_vlan_queued(list); | |
2273 | } | |
2274 | ||
2275 | static unsigned int | |
2276 | aa_vlan_get_queue_size(struct ofproto *ofproto OVS_UNUSED) | |
2277 | { | |
2278 | return aa_get_vlan_queue_size(); | |
2279 | } | |
2280 | ||
abe529af | 2281 | \f |
21f7563c JP |
2282 | /* Spanning Tree. */ |
2283 | ||
6b90bc57 | 2284 | /* Called while rstp_mutex is held. */ |
9efd308e | 2285 | static void |
cf62fa4c | 2286 | rstp_send_bpdu_cb(struct dp_packet *pkt, void *ofport_, void *ofproto_) |
9efd308e DV |
2287 | { |
2288 | struct ofproto_dpif *ofproto = ofproto_; | |
6b90bc57 | 2289 | struct ofport_dpif *ofport = ofport_; |
2482b0b0 | 2290 | struct eth_header *eth = dp_packet_eth(pkt); |
6b90bc57 | 2291 | |
74ff3298 | 2292 | netdev_get_etheraddr(ofport->up.netdev, ð->eth_src); |
6b90bc57 JR |
2293 | if (eth_addr_is_zero(eth->eth_src)) { |
2294 | VLOG_WARN_RL(&rl, "%s port %d: cannot send RSTP BPDU on a port which " | |
2295 | "does not have a configured source MAC address.", | |
2296 | ofproto->up.name, ofp_to_u16(ofport->up.ofp_port)); | |
9efd308e | 2297 | } else { |
2eb79142 | 2298 | ofproto_dpif_send_packet(ofport, false, pkt); |
9efd308e | 2299 | } |
cf62fa4c | 2300 | dp_packet_delete(pkt); |
9efd308e DV |
2301 | } |
2302 | ||
21f7563c | 2303 | static void |
cf62fa4c | 2304 | send_bpdu_cb(struct dp_packet *pkt, int port_num, void *ofproto_) |
21f7563c JP |
2305 | { |
2306 | struct ofproto_dpif *ofproto = ofproto_; | |
2307 | struct stp_port *sp = stp_get_port(ofproto->stp, port_num); | |
2308 | struct ofport_dpif *ofport; | |
2309 | ||
2310 | ofport = stp_port_get_aux(sp); | |
2311 | if (!ofport) { | |
2312 | VLOG_WARN_RL(&rl, "%s: cannot send BPDU on unknown port %d", | |
2313 | ofproto->up.name, port_num); | |
2314 | } else { | |
2482b0b0 | 2315 | struct eth_header *eth = dp_packet_eth(pkt); |
21f7563c | 2316 | |
74ff3298 | 2317 | netdev_get_etheraddr(ofport->up.netdev, ð->eth_src); |
21f7563c JP |
2318 | if (eth_addr_is_zero(eth->eth_src)) { |
2319 | VLOG_WARN_RL(&rl, "%s: cannot send BPDU on port %d " | |
2320 | "with unknown MAC", ofproto->up.name, port_num); | |
2321 | } else { | |
2eb79142 | 2322 | ofproto_dpif_send_packet(ofport, false, pkt); |
21f7563c JP |
2323 | } |
2324 | } | |
cf62fa4c | 2325 | dp_packet_delete(pkt); |
21f7563c JP |
2326 | } |
2327 | ||
9efd308e DV |
2328 | /* Configure RSTP on 'ofproto_' using the settings defined in 's'. */ |
2329 | static void | |
2330 | set_rstp(struct ofproto *ofproto_, const struct ofproto_rstp_settings *s) | |
2331 | { | |
2332 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
2333 | ||
2334 | /* Only revalidate flows if the configuration changed. */ | |
2335 | if (!s != !ofproto->rstp) { | |
2336 | ofproto->backer->need_revalidate = REV_RECONFIGURE; | |
2337 | } | |
2338 | ||
2339 | if (s) { | |
2340 | if (!ofproto->rstp) { | |
2341 | ofproto->rstp = rstp_create(ofproto_->name, s->address, | |
4b30ba05 | 2342 | rstp_send_bpdu_cb, ofproto); |
9efd308e DV |
2343 | ofproto->rstp_last_tick = time_msec(); |
2344 | } | |
2345 | rstp_set_bridge_address(ofproto->rstp, s->address); | |
2346 | rstp_set_bridge_priority(ofproto->rstp, s->priority); | |
2347 | rstp_set_bridge_ageing_time(ofproto->rstp, s->ageing_time); | |
2348 | rstp_set_bridge_force_protocol_version(ofproto->rstp, | |
2349 | s->force_protocol_version); | |
2350 | rstp_set_bridge_max_age(ofproto->rstp, s->bridge_max_age); | |
2351 | rstp_set_bridge_forward_delay(ofproto->rstp, s->bridge_forward_delay); | |
2352 | rstp_set_bridge_transmit_hold_count(ofproto->rstp, | |
2353 | s->transmit_hold_count); | |
2354 | } else { | |
2355 | struct ofport *ofport; | |
2356 | HMAP_FOR_EACH (ofport, hmap_node, &ofproto->up.ports) { | |
2357 | set_rstp_port(ofport, NULL); | |
2358 | } | |
2359 | rstp_unref(ofproto->rstp); | |
2360 | ofproto->rstp = NULL; | |
2361 | } | |
2362 | } | |
2363 | ||
2364 | static void | |
2365 | get_rstp_status(struct ofproto *ofproto_, struct ofproto_rstp_status *s) | |
2366 | { | |
2367 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
2368 | ||
2369 | if (ofproto->rstp) { | |
2370 | s->enabled = true; | |
2371 | s->root_id = rstp_get_root_id(ofproto->rstp); | |
2372 | s->bridge_id = rstp_get_bridge_id(ofproto->rstp); | |
2373 | s->designated_id = rstp_get_designated_id(ofproto->rstp); | |
2374 | s->root_path_cost = rstp_get_root_path_cost(ofproto->rstp); | |
2375 | s->designated_port_id = rstp_get_designated_port_id(ofproto->rstp); | |
2376 | s->bridge_port_id = rstp_get_bridge_port_id(ofproto->rstp); | |
2377 | } else { | |
2378 | s->enabled = false; | |
2379 | } | |
2380 | } | |
2381 | ||
2382 | static void | |
2383 | update_rstp_port_state(struct ofport_dpif *ofport) | |
2384 | { | |
2385 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofport->up.ofproto); | |
2386 | enum rstp_state state; | |
2387 | ||
2388 | /* Figure out new state. */ | |
2389 | state = ofport->rstp_port ? rstp_port_get_state(ofport->rstp_port) | |
2390 | : RSTP_DISABLED; | |
2391 | ||
2392 | /* Update state. */ | |
2393 | if (ofport->rstp_state != state) { | |
2394 | enum ofputil_port_state of_state; | |
2395 | bool fwd_change; | |
2396 | ||
9a0bb428 JR |
2397 | VLOG_DBG("port %s: RSTP state changed from %s to %s", |
2398 | netdev_get_name(ofport->up.netdev), | |
2399 | rstp_state_name(ofport->rstp_state), | |
2400 | rstp_state_name(state)); | |
2372c146 | 2401 | |
9efd308e | 2402 | if (rstp_learn_in_state(ofport->rstp_state) |
66ff280d JR |
2403 | != rstp_learn_in_state(state)) { |
2404 | /* XXX: Learning action flows should also be flushed. */ | |
2405 | if (ofport->bundle) { | |
2372c146 JR |
2406 | if (!rstp_shift_root_learned_address(ofproto->rstp) |
2407 | || rstp_get_old_root_aux(ofproto->rstp) != ofport) { | |
2408 | bundle_flush_macs(ofport->bundle, false); | |
2409 | } | |
66ff280d | 2410 | } |
9efd308e DV |
2411 | } |
2412 | fwd_change = rstp_forward_in_state(ofport->rstp_state) | |
2413 | != rstp_forward_in_state(state); | |
2414 | ||
2415 | ofproto->backer->need_revalidate = REV_RSTP; | |
2416 | ofport->rstp_state = state; | |
2417 | ||
2418 | if (fwd_change && ofport->bundle) { | |
2419 | bundle_update(ofport->bundle); | |
2420 | } | |
2421 | ||
2422 | /* Update the RSTP state bits in the OpenFlow port description. */ | |
2423 | of_state = ofport->up.pp.state & ~OFPUTIL_PS_STP_MASK; | |
2424 | of_state |= (state == RSTP_LEARNING ? OFPUTIL_PS_STP_LEARN | |
2425 | : state == RSTP_FORWARDING ? OFPUTIL_PS_STP_FORWARD | |
2426 | : state == RSTP_DISCARDING ? OFPUTIL_PS_STP_LISTEN | |
2427 | : 0); | |
2428 | ofproto_port_set_state(&ofport->up, of_state); | |
2429 | } | |
2430 | } | |
2431 | ||
2432 | static void | |
2433 | rstp_run(struct ofproto_dpif *ofproto) | |
2434 | { | |
2435 | if (ofproto->rstp) { | |
2436 | long long int now = time_msec(); | |
2437 | long long int elapsed = now - ofproto->rstp_last_tick; | |
2438 | struct rstp_port *rp; | |
f025bcb7 | 2439 | struct ofport_dpif *ofport; |
54d3863b | 2440 | |
9efd308e DV |
2441 | /* Every second, decrease the values of the timers. */ |
2442 | if (elapsed >= 1000) { | |
2443 | rstp_tick_timers(ofproto->rstp); | |
2444 | ofproto->rstp_last_tick = now; | |
2445 | } | |
f025bcb7 JR |
2446 | rp = NULL; |
2447 | while ((ofport = rstp_get_next_changed_port_aux(ofproto->rstp, &rp))) { | |
2448 | update_rstp_port_state(ofport); | |
9efd308e | 2449 | } |
66ff280d JR |
2450 | rp = NULL; |
2451 | ofport = NULL; | |
9efd308e DV |
2452 | /* FIXME: This check should be done on-event (i.e., when setting |
2453 | * p->fdb_flush) and not periodically. | |
2454 | */ | |
66ff280d | 2455 | while ((ofport = rstp_check_and_reset_fdb_flush(ofproto->rstp, &rp))) { |
2372c146 JR |
2456 | if (!rstp_shift_root_learned_address(ofproto->rstp) |
2457 | || rstp_get_old_root_aux(ofproto->rstp) != ofport) { | |
2458 | bundle_flush_macs(ofport->bundle, false); | |
2459 | } | |
2460 | } | |
2461 | ||
2462 | if (rstp_shift_root_learned_address(ofproto->rstp)) { | |
c7e4f0b2 DV |
2463 | struct ofport_dpif *old_root_aux = |
2464 | (struct ofport_dpif *)rstp_get_old_root_aux(ofproto->rstp); | |
2465 | struct ofport_dpif *new_root_aux = | |
2466 | (struct ofport_dpif *)rstp_get_new_root_aux(ofproto->rstp); | |
2467 | if (old_root_aux != NULL && new_root_aux != NULL) { | |
2468 | bundle_move(old_root_aux->bundle, new_root_aux->bundle); | |
2469 | rstp_reset_root_changed(ofproto->rstp); | |
2470 | } | |
9efd308e DV |
2471 | } |
2472 | } | |
2473 | } | |
2474 | ||
21f7563c JP |
2475 | /* Configures STP on 'ofproto_' using the settings defined in 's'. */ |
2476 | static int | |
2477 | set_stp(struct ofproto *ofproto_, const struct ofproto_stp_settings *s) | |
2478 | { | |
2479 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
2480 | ||
2481 | /* Only revalidate flows if the configuration changed. */ | |
2482 | if (!s != !ofproto->stp) { | |
2cc3c58e | 2483 | ofproto->backer->need_revalidate = REV_RECONFIGURE; |
21f7563c JP |
2484 | } |
2485 | ||
2486 | if (s) { | |
2487 | if (!ofproto->stp) { | |
2488 | ofproto->stp = stp_create(ofproto_->name, s->system_id, | |
2489 | send_bpdu_cb, ofproto); | |
2490 | ofproto->stp_last_tick = time_msec(); | |
2491 | } | |
2492 | ||
2493 | stp_set_bridge_id(ofproto->stp, s->system_id); | |
2494 | stp_set_bridge_priority(ofproto->stp, s->priority); | |
2495 | stp_set_hello_time(ofproto->stp, s->hello_time); | |
2496 | stp_set_max_age(ofproto->stp, s->max_age); | |
2497 | stp_set_forward_delay(ofproto->stp, s->fwd_delay); | |
2498 | } else { | |
851bf71d EJ |
2499 | struct ofport *ofport; |
2500 | ||
2501 | HMAP_FOR_EACH (ofport, hmap_node, &ofproto->up.ports) { | |
2502 | set_stp_port(ofport, NULL); | |
2503 | } | |
2504 | ||
bd54dbcd | 2505 | stp_unref(ofproto->stp); |
21f7563c JP |
2506 | ofproto->stp = NULL; |
2507 | } | |
2508 | ||
2509 | return 0; | |
2510 | } | |
2511 | ||
2512 | static int | |
2513 | get_stp_status(struct ofproto *ofproto_, struct ofproto_stp_status *s) | |
2514 | { | |
2515 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
2516 | ||
2517 | if (ofproto->stp) { | |
2518 | s->enabled = true; | |
2519 | s->bridge_id = stp_get_bridge_id(ofproto->stp); | |
2520 | s->designated_root = stp_get_designated_root(ofproto->stp); | |
2521 | s->root_path_cost = stp_get_root_path_cost(ofproto->stp); | |
2522 | } else { | |
2523 | s->enabled = false; | |
2524 | } | |
2525 | ||
2526 | return 0; | |
2527 | } | |
2528 | ||
2529 | static void | |
2530 | update_stp_port_state(struct ofport_dpif *ofport) | |
2531 | { | |
2532 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofport->up.ofproto); | |
2533 | enum stp_state state; | |
2534 | ||
2535 | /* Figure out new state. */ | |
2536 | state = ofport->stp_port ? stp_port_get_state(ofport->stp_port) | |
2537 | : STP_DISABLED; | |
2538 | ||
2539 | /* Update state. */ | |
2540 | if (ofport->stp_state != state) { | |
9e1fd49b | 2541 | enum ofputil_port_state of_state; |
21f7563c JP |
2542 | bool fwd_change; |
2543 | ||
9a0bb428 JR |
2544 | VLOG_DBG("port %s: STP state changed from %s to %s", |
2545 | netdev_get_name(ofport->up.netdev), | |
2546 | stp_state_name(ofport->stp_state), | |
2547 | stp_state_name(state)); | |
21f7563c JP |
2548 | if (stp_learn_in_state(ofport->stp_state) |
2549 | != stp_learn_in_state(state)) { | |
2550 | /* xxx Learning action flows should also be flushed. */ | |
509c0149 | 2551 | ovs_rwlock_wrlock(&ofproto->ml->rwlock); |
30618594 | 2552 | mac_learning_flush(ofproto->ml); |
509c0149 | 2553 | ovs_rwlock_unlock(&ofproto->ml->rwlock); |
6d95c4e8 | 2554 | mcast_snooping_mdb_flush(ofproto->ms); |
21f7563c JP |
2555 | } |
2556 | fwd_change = stp_forward_in_state(ofport->stp_state) | |
2557 | != stp_forward_in_state(state); | |
2558 | ||
2cc3c58e | 2559 | ofproto->backer->need_revalidate = REV_STP; |
21f7563c JP |
2560 | ofport->stp_state = state; |
2561 | ofport->stp_state_entered = time_msec(); | |
2562 | ||
b308140a | 2563 | if (fwd_change && ofport->bundle) { |
21f7563c JP |
2564 | bundle_update(ofport->bundle); |
2565 | } | |
2566 | ||
2567 | /* Update the STP state bits in the OpenFlow port description. */ | |
9e1fd49b BP |
2568 | of_state = ofport->up.pp.state & ~OFPUTIL_PS_STP_MASK; |
2569 | of_state |= (state == STP_LISTENING ? OFPUTIL_PS_STP_LISTEN | |
2570 | : state == STP_LEARNING ? OFPUTIL_PS_STP_LEARN | |
2571 | : state == STP_FORWARDING ? OFPUTIL_PS_STP_FORWARD | |
2572 | : state == STP_BLOCKING ? OFPUTIL_PS_STP_BLOCK | |
2573 | : 0); | |
21f7563c JP |
2574 | ofproto_port_set_state(&ofport->up, of_state); |
2575 | } | |
2576 | } | |
2577 | ||
52182c5f | 2578 | static void |
2579 | stp_check_and_update_link_state(struct ofproto_dpif *ofproto) | |
2580 | { | |
2581 | struct ofport_dpif *ofport; | |
2582 | ||
2583 | HMAP_FOR_EACH (ofport, up.hmap_node, &ofproto->up.ports) { | |
2584 | bool up = netdev_get_carrier(ofport->up.netdev); | |
2585 | ||
2586 | if (ofport->stp_port && | |
2587 | up != (stp_port_get_state(ofport->stp_port) != STP_DISABLED)) { | |
2588 | ||
2589 | VLOG_DBG("bridge %s, port %s is %s, %s it.", | |
2590 | ofproto->up.name, netdev_get_name(ofport->up.netdev), | |
2591 | up ? "up" : "down", | |
2592 | up ? "enabling" : "disabling"); | |
2593 | ||
2594 | if (up) { | |
2595 | stp_port_enable(ofport->stp_port); | |
2596 | stp_port_set_aux(ofport->stp_port, ofport); | |
2597 | } else { | |
2598 | stp_port_disable(ofport->stp_port); | |
2599 | } | |
2600 | ||
2601 | update_stp_port_state(ofport); | |
2602 | } | |
2603 | } | |
2604 | } | |
2605 | ||
21f7563c JP |
2606 | /* Configures STP on 'ofport_' using the settings defined in 's'. The |
2607 | * caller is responsible for assigning STP port numbers and ensuring | |
2608 | * there are no duplicates. */ | |
2609 | static int | |
2610 | set_stp_port(struct ofport *ofport_, | |
2611 | const struct ofproto_port_stp_settings *s) | |
2612 | { | |
2613 | struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
2614 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofport->up.ofproto); | |
2615 | struct stp_port *sp = ofport->stp_port; | |
2616 | ||
2617 | if (!s || !s->enable) { | |
2618 | if (sp) { | |
2619 | ofport->stp_port = NULL; | |
2620 | stp_port_disable(sp); | |
ecd12731 | 2621 | update_stp_port_state(ofport); |
21f7563c JP |
2622 | } |
2623 | return 0; | |
2624 | } else if (sp && stp_port_no(sp) != s->port_num | |
f025bcb7 | 2625 | && ofport == stp_port_get_aux(sp)) { |
21f7563c JP |
2626 | /* The port-id changed, so disable the old one if it's not |
2627 | * already in use by another port. */ | |
2628 | stp_port_disable(sp); | |
2629 | } | |
2630 | ||
2631 | sp = ofport->stp_port = stp_get_port(ofproto->stp, s->port_num); | |
21f7563c | 2632 | |
fb20b0bf JR |
2633 | /* Set name before enabling the port so that debugging messages can print |
2634 | * the name. */ | |
11306274 | 2635 | stp_port_set_name(sp, netdev_get_name(ofport->up.netdev)); |
52182c5f | 2636 | |
2637 | if (netdev_get_carrier(ofport_->netdev)) { | |
2638 | stp_port_enable(sp); | |
2639 | } else { | |
2640 | stp_port_disable(sp); | |
2641 | } | |
fb20b0bf | 2642 | |
21f7563c JP |
2643 | stp_port_set_aux(sp, ofport); |
2644 | stp_port_set_priority(sp, s->priority); | |
2645 | stp_port_set_path_cost(sp, s->path_cost); | |
2646 | ||
2647 | update_stp_port_state(ofport); | |
2648 | ||
2649 | return 0; | |
2650 | } | |
2651 | ||
2652 | static int | |
2653 | get_stp_port_status(struct ofport *ofport_, | |
2654 | struct ofproto_port_stp_status *s) | |
2655 | { | |
2656 | struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
2657 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofport->up.ofproto); | |
2658 | struct stp_port *sp = ofport->stp_port; | |
2659 | ||
2660 | if (!ofproto->stp || !sp) { | |
2661 | s->enabled = false; | |
2662 | return 0; | |
2663 | } | |
2664 | ||
2665 | s->enabled = true; | |
926c9a4a | 2666 | stp_port_get_status(sp, &s->port_id, &s->state, &s->role); |
21f7563c | 2667 | s->sec_in_state = (time_msec() - ofport->stp_state_entered) / 1000; |
fd28ce3a JS |
2668 | |
2669 | return 0; | |
2670 | } | |
2671 | ||
2672 | static int | |
2673 | get_stp_port_stats(struct ofport *ofport_, | |
2674 | struct ofproto_port_stp_stats *s) | |
2675 | { | |
2676 | struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
2677 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofport->up.ofproto); | |
2678 | struct stp_port *sp = ofport->stp_port; | |
2679 | ||
2680 | if (!ofproto->stp || !sp) { | |
2681 | s->enabled = false; | |
2682 | return 0; | |
2683 | } | |
2684 | ||
2685 | s->enabled = true; | |
80740385 | 2686 | stp_port_get_counts(sp, &s->tx_count, &s->rx_count, &s->error_count); |
21f7563c JP |
2687 | |
2688 | return 0; | |
2689 | } | |
2690 | ||
2691 | static void | |
2692 | stp_run(struct ofproto_dpif *ofproto) | |
2693 | { | |
2694 | if (ofproto->stp) { | |
2695 | long long int now = time_msec(); | |
2696 | long long int elapsed = now - ofproto->stp_last_tick; | |
2697 | struct stp_port *sp; | |
2698 | ||
2699 | if (elapsed > 0) { | |
2700 | stp_tick(ofproto->stp, MIN(INT_MAX, elapsed)); | |
2701 | ofproto->stp_last_tick = now; | |
2702 | } | |
52182c5f | 2703 | |
2704 | stp_check_and_update_link_state(ofproto); | |
2705 | ||
21f7563c JP |
2706 | while (stp_get_changed_port(ofproto->stp, &sp)) { |
2707 | struct ofport_dpif *ofport = stp_port_get_aux(sp); | |
2708 | ||
2709 | if (ofport) { | |
2710 | update_stp_port_state(ofport); | |
2711 | } | |
2712 | } | |
6ae50723 EJ |
2713 | |
2714 | if (stp_check_and_reset_fdb_flush(ofproto->stp)) { | |
509c0149 | 2715 | ovs_rwlock_wrlock(&ofproto->ml->rwlock); |
30618594 | 2716 | mac_learning_flush(ofproto->ml); |
509c0149 | 2717 | ovs_rwlock_unlock(&ofproto->ml->rwlock); |
6d95c4e8 | 2718 | mcast_snooping_mdb_flush(ofproto->ms); |
6ae50723 | 2719 | } |
21f7563c JP |
2720 | } |
2721 | } | |
2722 | ||
2723 | static void | |
2724 | stp_wait(struct ofproto_dpif *ofproto) | |
2725 | { | |
2726 | if (ofproto->stp) { | |
2727 | poll_timer_wait(1000); | |
2728 | } | |
2729 | } | |
9efd308e DV |
2730 | |
2731 | /* Configures RSTP on 'ofport_' using the settings defined in 's'. The | |
2732 | * caller is responsible for assigning RSTP port numbers and ensuring | |
2733 | * there are no duplicates. */ | |
2734 | static void | |
2735 | set_rstp_port(struct ofport *ofport_, | |
cc33c223 | 2736 | const struct ofproto_port_rstp_settings *s) |
9efd308e DV |
2737 | { |
2738 | struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
2739 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofport->up.ofproto); | |
2740 | struct rstp_port *rp = ofport->rstp_port; | |
9efd308e DV |
2741 | |
2742 | if (!s || !s->enable) { | |
2743 | if (rp) { | |
e73e9165 JR |
2744 | rstp_port_set_aux(rp, NULL); |
2745 | rstp_port_set_state(rp, RSTP_DISABLED); | |
2746 | rstp_port_set_mac_operational(rp, false); | |
9efd308e | 2747 | ofport->rstp_port = NULL; |
e73e9165 | 2748 | rstp_port_unref(rp); |
9efd308e DV |
2749 | update_rstp_port_state(ofport); |
2750 | } | |
9efd308e DV |
2751 | return; |
2752 | } | |
f025bcb7 JR |
2753 | |
2754 | /* Check if need to add a new port. */ | |
9efd308e DV |
2755 | if (!rp) { |
2756 | rp = ofport->rstp_port = rstp_add_port(ofproto->rstp); | |
2757 | } | |
9efd308e | 2758 | |
f025bcb7 | 2759 | rstp_port_set(rp, s->port_num, s->priority, s->path_cost, |
67e8c1ac JR |
2760 | s->admin_edge_port, s->auto_edge, |
2761 | s->admin_p2p_mac_state, s->admin_port_state, s->mcheck, | |
8d2f8375 | 2762 | ofport, netdev_get_name(ofport->up.netdev)); |
9efd308e | 2763 | update_rstp_port_state(ofport); |
29db47ce JR |
2764 | /* Synchronize operational status. */ |
2765 | rstp_port_set_mac_operational(rp, ofport->may_enable); | |
9efd308e DV |
2766 | } |
2767 | ||
2768 | static void | |
2769 | get_rstp_port_status(struct ofport *ofport_, | |
2770 | struct ofproto_port_rstp_status *s) | |
2771 | { | |
2772 | struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
2773 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofport->up.ofproto); | |
2774 | struct rstp_port *rp = ofport->rstp_port; | |
2775 | ||
2776 | if (!ofproto->rstp || !rp) { | |
2777 | s->enabled = false; | |
2778 | return; | |
2779 | } | |
2780 | ||
2781 | s->enabled = true; | |
9c64e6b8 JR |
2782 | rstp_port_get_status(rp, &s->port_id, &s->state, &s->role, |
2783 | &s->designated_bridge_id, &s->designated_port_id, | |
2784 | &s->designated_path_cost, &s->tx_count, | |
f025bcb7 | 2785 | &s->rx_count, &s->error_count, &s->uptime); |
9efd308e DV |
2786 | } |
2787 | ||
21f7563c | 2788 | \f |
8b36f51e | 2789 | static int |
55954f6e | 2790 | set_queues(struct ofport *ofport_, const struct ofproto_port_queue *qdscp, |
8b36f51e EJ |
2791 | size_t n_qdscp) |
2792 | { | |
2793 | struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
2794 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofport->up.ofproto); | |
8b36f51e | 2795 | |
55954f6e EJ |
2796 | if (ofport->n_qdscp != n_qdscp |
2797 | || (n_qdscp && memcmp(ofport->qdscp, qdscp, | |
2798 | n_qdscp * sizeof *qdscp))) { | |
2cc3c58e | 2799 | ofproto->backer->need_revalidate = REV_RECONFIGURE; |
55954f6e EJ |
2800 | free(ofport->qdscp); |
2801 | ofport->qdscp = n_qdscp | |
2802 | ? xmemdup(qdscp, n_qdscp * sizeof *qdscp) | |
2803 | : NULL; | |
2804 | ofport->n_qdscp = n_qdscp; | |
8b36f51e EJ |
2805 | } |
2806 | ||
8b36f51e EJ |
2807 | return 0; |
2808 | } | |
2809 | \f | |
abe529af BP |
2810 | /* Bundles. */ |
2811 | ||
b44a10b7 BP |
2812 | /* Expires all MAC learning entries associated with 'bundle' and forces its |
2813 | * ofproto to revalidate every flow. | |
2814 | * | |
2815 | * Normally MAC learning entries are removed only from the ofproto associated | |
2816 | * with 'bundle', but if 'all_ofprotos' is true, then the MAC learning entries | |
2817 | * are removed from every ofproto. When patch ports and SLB bonds are in use | |
2818 | * and a VM migration happens and the gratuitous ARPs are somehow lost, this | |
2819 | * avoids a MAC_ENTRY_IDLE_TIME delay before the migrated VM can communicate | |
2820 | * with the host from which it migrated. */ | |
abe529af | 2821 | static void |
b44a10b7 | 2822 | bundle_flush_macs(struct ofbundle *bundle, bool all_ofprotos) |
abe529af BP |
2823 | { |
2824 | struct ofproto_dpif *ofproto = bundle->ofproto; | |
2825 | struct mac_learning *ml = ofproto->ml; | |
2826 | struct mac_entry *mac, *next_mac; | |
2827 | ||
2cc3c58e | 2828 | ofproto->backer->need_revalidate = REV_RECONFIGURE; |
509c0149 | 2829 | ovs_rwlock_wrlock(&ml->rwlock); |
abe529af | 2830 | LIST_FOR_EACH_SAFE (mac, next_mac, lru_node, &ml->lrus) { |
9d078ec2 | 2831 | if (mac_entry_get_port(ml, mac) == bundle) { |
b44a10b7 BP |
2832 | if (all_ofprotos) { |
2833 | struct ofproto_dpif *o; | |
2834 | ||
2835 | HMAP_FOR_EACH (o, all_ofproto_dpifs_node, &all_ofproto_dpifs) { | |
2836 | if (o != ofproto) { | |
2837 | struct mac_entry *e; | |
2838 | ||
509c0149 | 2839 | ovs_rwlock_wrlock(&o->ml->rwlock); |
30618594 | 2840 | e = mac_learning_lookup(o->ml, mac->mac, mac->vlan); |
b44a10b7 | 2841 | if (e) { |
b44a10b7 BP |
2842 | mac_learning_expire(o->ml, e); |
2843 | } | |
509c0149 | 2844 | ovs_rwlock_unlock(&o->ml->rwlock); |
b44a10b7 BP |
2845 | } |
2846 | } | |
2847 | } | |
2848 | ||
abe529af BP |
2849 | mac_learning_expire(ml, mac); |
2850 | } | |
2851 | } | |
509c0149 | 2852 | ovs_rwlock_unlock(&ml->rwlock); |
abe529af BP |
2853 | } |
2854 | ||
2372c146 JR |
2855 | static void |
2856 | bundle_move(struct ofbundle *old, struct ofbundle *new) | |
2857 | { | |
2858 | struct ofproto_dpif *ofproto = old->ofproto; | |
2859 | struct mac_learning *ml = ofproto->ml; | |
2860 | struct mac_entry *mac, *next_mac; | |
2861 | ||
2862 | ovs_assert(new->ofproto == old->ofproto); | |
2863 | ||
2864 | ofproto->backer->need_revalidate = REV_RECONFIGURE; | |
2865 | ovs_rwlock_wrlock(&ml->rwlock); | |
2866 | LIST_FOR_EACH_SAFE (mac, next_mac, lru_node, &ml->lrus) { | |
9d078ec2 BP |
2867 | if (mac_entry_get_port(ml, mac) == old) { |
2868 | mac_entry_set_port(ml, mac, new); | |
2372c146 JR |
2869 | } |
2870 | } | |
2871 | ovs_rwlock_unlock(&ml->rwlock); | |
2872 | } | |
2873 | ||
abe529af BP |
2874 | static struct ofbundle * |
2875 | bundle_lookup(const struct ofproto_dpif *ofproto, void *aux) | |
2876 | { | |
2877 | struct ofbundle *bundle; | |
2878 | ||
2879 | HMAP_FOR_EACH_IN_BUCKET (bundle, hmap_node, hash_pointer(aux, 0), | |
2880 | &ofproto->bundles) { | |
2881 | if (bundle->aux == aux) { | |
2882 | return bundle; | |
2883 | } | |
2884 | } | |
2885 | return NULL; | |
2886 | } | |
2887 | ||
7bde8dd8 JP |
2888 | static void |
2889 | bundle_update(struct ofbundle *bundle) | |
2890 | { | |
2891 | struct ofport_dpif *port; | |
2892 | ||
2893 | bundle->floodable = true; | |
2894 | LIST_FOR_EACH (port, bundle_node, &bundle->ports) { | |
9e1fd49b | 2895 | if (port->up.pp.config & OFPUTIL_PC_NO_FLOOD |
875ab130 | 2896 | || netdev_get_pt_mode(port->up.netdev) == NETDEV_PT_LEGACY_L3 |
4b5f1996 DV |
2897 | || (bundle->ofproto->stp && !stp_forward_in_state(port->stp_state)) |
2898 | || (bundle->ofproto->rstp && !rstp_forward_in_state(port->rstp_state))) { | |
7bde8dd8 JP |
2899 | bundle->floodable = false; |
2900 | break; | |
2901 | } | |
2902 | } | |
2903 | } | |
2904 | ||
abe529af BP |
2905 | static void |
2906 | bundle_del_port(struct ofport_dpif *port) | |
2907 | { | |
2908 | struct ofbundle *bundle = port->bundle; | |
2909 | ||
2cc3c58e | 2910 | bundle->ofproto->backer->need_revalidate = REV_RECONFIGURE; |
6f77f4ae | 2911 | |
417e7e66 | 2912 | ovs_list_remove(&port->bundle_node); |
abe529af BP |
2913 | port->bundle = NULL; |
2914 | ||
2915 | if (bundle->lacp) { | |
2916 | lacp_slave_unregister(bundle->lacp, port); | |
2917 | } | |
2918 | if (bundle->bond) { | |
2919 | bond_slave_unregister(bundle->bond, port); | |
2920 | } | |
2921 | ||
7bde8dd8 | 2922 | bundle_update(bundle); |
abe529af BP |
2923 | } |
2924 | ||
2925 | static bool | |
4e022ec0 | 2926 | bundle_add_port(struct ofbundle *bundle, ofp_port_t ofp_port, |
df53d41c | 2927 | struct lacp_slave_settings *lacp) |
abe529af BP |
2928 | { |
2929 | struct ofport_dpif *port; | |
2930 | ||
e672ff9b | 2931 | port = ofp_port_to_ofport(bundle->ofproto, ofp_port); |
abe529af BP |
2932 | if (!port) { |
2933 | return false; | |
2934 | } | |
2935 | ||
2936 | if (port->bundle != bundle) { | |
2cc3c58e | 2937 | bundle->ofproto->backer->need_revalidate = REV_RECONFIGURE; |
abe529af | 2938 | if (port->bundle) { |
e019a574 | 2939 | bundle_remove(&port->up); |
abe529af BP |
2940 | } |
2941 | ||
2942 | port->bundle = bundle; | |
417e7e66 | 2943 | ovs_list_push_back(&bundle->ports, &port->bundle_node); |
9e1fd49b | 2944 | if (port->up.pp.config & OFPUTIL_PC_NO_FLOOD |
875ab130 | 2945 | || netdev_get_pt_mode(port->up.netdev) == NETDEV_PT_LEGACY_L3 |
4b5f1996 DV |
2946 | || (bundle->ofproto->stp && !stp_forward_in_state(port->stp_state)) |
2947 | || (bundle->ofproto->rstp && !rstp_forward_in_state(port->rstp_state))) { | |
abe529af BP |
2948 | bundle->floodable = false; |
2949 | } | |
2950 | } | |
2951 | if (lacp) { | |
2cc3c58e | 2952 | bundle->ofproto->backer->need_revalidate = REV_RECONFIGURE; |
abe529af BP |
2953 | lacp_slave_register(bundle->lacp, port, lacp); |
2954 | } | |
2955 | ||
2956 | return true; | |
2957 | } | |
2958 | ||
2959 | static void | |
2960 | bundle_destroy(struct ofbundle *bundle) | |
2961 | { | |
2962 | struct ofproto_dpif *ofproto; | |
2963 | struct ofport_dpif *port, *next_port; | |
abe529af BP |
2964 | |
2965 | if (!bundle) { | |
2966 | return; | |
2967 | } | |
2968 | ||
2969 | ofproto = bundle->ofproto; | |
67912650 | 2970 | mbridge_unregister_bundle(ofproto->mbridge, bundle); |
abe529af | 2971 | |
84f0f298 | 2972 | xlate_txn_start(); |
46c88433 | 2973 | xlate_bundle_remove(bundle); |
84f0f298 | 2974 | xlate_txn_commit(); |
46c88433 | 2975 | |
abe529af BP |
2976 | LIST_FOR_EACH_SAFE (port, next_port, bundle_node, &bundle->ports) { |
2977 | bundle_del_port(port); | |
2978 | } | |
2979 | ||
b44a10b7 | 2980 | bundle_flush_macs(bundle, true); |
b077575e | 2981 | mcast_snooping_flush_bundle(ofproto->ms, bundle); |
abe529af BP |
2982 | hmap_remove(&ofproto->bundles, &bundle->hmap_node); |
2983 | free(bundle->name); | |
2984 | free(bundle->trunks); | |
fed8962a | 2985 | free(bundle->cvlans); |
91779071 | 2986 | lacp_unref(bundle->lacp); |
03366a2d | 2987 | bond_unref(bundle->bond); |
abe529af BP |
2988 | free(bundle); |
2989 | } | |
2990 | ||
2991 | static int | |
2992 | bundle_set(struct ofproto *ofproto_, void *aux, | |
2993 | const struct ofproto_bundle_settings *s) | |
2994 | { | |
2995 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
2996 | bool need_flush = false; | |
abe529af BP |
2997 | struct ofport_dpif *port; |
2998 | struct ofbundle *bundle; | |
f0fb825a | 2999 | unsigned long *trunks = NULL; |
fed8962a | 3000 | unsigned long *cvlans = NULL; |
ecac4ebf | 3001 | int vlan; |
abe529af BP |
3002 | size_t i; |
3003 | bool ok; | |
3004 | ||
3005 | if (!s) { | |
3006 | bundle_destroy(bundle_lookup(ofproto, aux)); | |
3007 | return 0; | |
3008 | } | |
3009 | ||
cb22974d BP |
3010 | ovs_assert(s->n_slaves == 1 || s->bond != NULL); |
3011 | ovs_assert((s->lacp != NULL) == (s->lacp_slaves != NULL)); | |
abe529af BP |
3012 | |
3013 | bundle = bundle_lookup(ofproto, aux); | |
3014 | if (!bundle) { | |
3015 | bundle = xmalloc(sizeof *bundle); | |
3016 | ||
3017 | bundle->ofproto = ofproto; | |
3018 | hmap_insert(&ofproto->bundles, &bundle->hmap_node, | |
3019 | hash_pointer(aux, 0)); | |
3020 | bundle->aux = aux; | |
3021 | bundle->name = NULL; | |
3022 | ||
417e7e66 | 3023 | ovs_list_init(&bundle->ports); |
ecac4ebf | 3024 | bundle->vlan_mode = PORT_VLAN_TRUNK; |
fed8962a | 3025 | bundle->qinq_ethtype = ETH_TYPE_VLAN_8021AD; |
abe529af BP |
3026 | bundle->vlan = -1; |
3027 | bundle->trunks = NULL; | |
fed8962a | 3028 | bundle->cvlans = NULL; |
5e9ceccd | 3029 | bundle->use_priority_tags = s->use_priority_tags; |
abe529af BP |
3030 | bundle->lacp = NULL; |
3031 | bundle->bond = NULL; | |
3032 | ||
3033 | bundle->floodable = true; | |
c005f976 | 3034 | bundle->protected = false; |
ec7ceaed | 3035 | mbridge_register_bundle(ofproto->mbridge, bundle); |
abe529af BP |
3036 | } |
3037 | ||
3038 | if (!bundle->name || strcmp(s->name, bundle->name)) { | |
3039 | free(bundle->name); | |
3040 | bundle->name = xstrdup(s->name); | |
3041 | } | |
3042 | ||
3043 | /* LACP. */ | |
3044 | if (s->lacp) { | |
e2d13c43 | 3045 | ofproto->lacp_enabled = true; |
abe529af | 3046 | if (!bundle->lacp) { |
2cc3c58e | 3047 | ofproto->backer->need_revalidate = REV_RECONFIGURE; |
abe529af BP |
3048 | bundle->lacp = lacp_create(); |
3049 | } | |
3050 | lacp_configure(bundle->lacp, s->lacp); | |
3051 | } else { | |
91779071 | 3052 | lacp_unref(bundle->lacp); |
abe529af BP |
3053 | bundle->lacp = NULL; |
3054 | } | |
3055 | ||
3056 | /* Update set of ports. */ | |
3057 | ok = true; | |
3058 | for (i = 0; i < s->n_slaves; i++) { | |
3059 | if (!bundle_add_port(bundle, s->slaves[i], | |
df53d41c | 3060 | s->lacp ? &s->lacp_slaves[i] : NULL)) { |
abe529af BP |
3061 | ok = false; |
3062 | } | |
3063 | } | |
417e7e66 | 3064 | if (!ok || ovs_list_size(&bundle->ports) != s->n_slaves) { |
abe529af BP |
3065 | struct ofport_dpif *next_port; |
3066 | ||
3067 | LIST_FOR_EACH_SAFE (port, next_port, bundle_node, &bundle->ports) { | |
3068 | for (i = 0; i < s->n_slaves; i++) { | |
56c769ab | 3069 | if (s->slaves[i] == port->up.ofp_port) { |
abe529af BP |
3070 | goto found; |
3071 | } | |
3072 | } | |
3073 | ||
3074 | bundle_del_port(port); | |
3075 | found: ; | |
3076 | } | |
3077 | } | |
417e7e66 | 3078 | ovs_assert(ovs_list_size(&bundle->ports) <= s->n_slaves); |
abe529af | 3079 | |
417e7e66 | 3080 | if (ovs_list_is_empty(&bundle->ports)) { |
abe529af BP |
3081 | bundle_destroy(bundle); |
3082 | return EINVAL; | |
3083 | } | |
3084 | ||
ecac4ebf | 3085 | /* Set VLAN tagging mode */ |
5e9ceccd BP |
3086 | if (s->vlan_mode != bundle->vlan_mode |
3087 | || s->use_priority_tags != bundle->use_priority_tags) { | |
ecac4ebf | 3088 | bundle->vlan_mode = s->vlan_mode; |
5e9ceccd | 3089 | bundle->use_priority_tags = s->use_priority_tags; |
ecac4ebf BP |
3090 | need_flush = true; |
3091 | } | |
3092 | ||
fed8962a EG |
3093 | if (s->qinq_ethtype != bundle->qinq_ethtype) { |
3094 | bundle->qinq_ethtype = s->qinq_ethtype; | |
3095 | need_flush = true; | |
3096 | } | |
3097 | ||
abe529af | 3098 | /* Set VLAN tag. */ |
ecac4ebf BP |
3099 | vlan = (s->vlan_mode == PORT_VLAN_TRUNK ? -1 |
3100 | : s->vlan >= 0 && s->vlan <= 4095 ? s->vlan | |
3101 | : 0); | |
3102 | if (vlan != bundle->vlan) { | |
3103 | bundle->vlan = vlan; | |
abe529af BP |
3104 | need_flush = true; |
3105 | } | |
3106 | ||
3107 | /* Get trunked VLANs. */ | |
ecac4ebf BP |
3108 | switch (s->vlan_mode) { |
3109 | case PORT_VLAN_ACCESS: | |
3110 | trunks = NULL; | |
3111 | break; | |
3112 | ||
3113 | case PORT_VLAN_TRUNK: | |
ebc56baa | 3114 | trunks = CONST_CAST(unsigned long *, s->trunks); |
ecac4ebf BP |
3115 | break; |
3116 | ||
3117 | case PORT_VLAN_NATIVE_UNTAGGED: | |
3118 | case PORT_VLAN_NATIVE_TAGGED: | |
3119 | if (vlan != 0 && (!s->trunks | |
3120 | || !bitmap_is_set(s->trunks, vlan) | |
3121 | || bitmap_is_set(s->trunks, 0))) { | |
3122 | /* Force trunking the native VLAN and prohibit trunking VLAN 0. */ | |
3123 | if (s->trunks) { | |
3124 | trunks = bitmap_clone(s->trunks, 4096); | |
3125 | } else { | |
3126 | trunks = bitmap_allocate1(4096); | |
3127 | } | |
3128 | bitmap_set1(trunks, vlan); | |
3129 | bitmap_set0(trunks, 0); | |
3130 | } else { | |
ebc56baa | 3131 | trunks = CONST_CAST(unsigned long *, s->trunks); |
ecac4ebf BP |
3132 | } |
3133 | break; | |
3134 | ||
fed8962a EG |
3135 | case PORT_VLAN_DOT1Q_TUNNEL: |
3136 | cvlans = CONST_CAST(unsigned long *, s->cvlans); | |
3137 | break; | |
3138 | ||
ecac4ebf | 3139 | default: |
428b2edd | 3140 | OVS_NOT_REACHED(); |
ecac4ebf | 3141 | } |
abe529af BP |
3142 | if (!vlan_bitmap_equal(trunks, bundle->trunks)) { |
3143 | free(bundle->trunks); | |
ecac4ebf BP |
3144 | if (trunks == s->trunks) { |
3145 | bundle->trunks = vlan_bitmap_clone(trunks); | |
3146 | } else { | |
3147 | bundle->trunks = trunks; | |
3148 | trunks = NULL; | |
3149 | } | |
abe529af BP |
3150 | need_flush = true; |
3151 | } | |
ecac4ebf BP |
3152 | if (trunks != s->trunks) { |
3153 | free(trunks); | |
3154 | } | |
abe529af | 3155 | |
fed8962a EG |
3156 | if (!vlan_bitmap_equal(cvlans, bundle->cvlans)) { |
3157 | free(bundle->cvlans); | |
3158 | if (cvlans == s->cvlans) { | |
3159 | bundle->cvlans = vlan_bitmap_clone(cvlans); | |
3160 | } else { | |
3161 | bundle->cvlans = cvlans; | |
3162 | cvlans = NULL; | |
3163 | } | |
3164 | need_flush = true; | |
3165 | } | |
3166 | if (cvlans != s->cvlans) { | |
3167 | free(cvlans); | |
3168 | } | |
3169 | ||
abe529af | 3170 | /* Bonding. */ |
417e7e66 | 3171 | if (!ovs_list_is_short(&bundle->ports)) { |
abe529af BP |
3172 | bundle->ofproto->has_bonded_bundles = true; |
3173 | if (bundle->bond) { | |
3174 | if (bond_reconfigure(bundle->bond, s->bond)) { | |
2cc3c58e | 3175 | ofproto->backer->need_revalidate = REV_RECONFIGURE; |
abe529af BP |
3176 | } |
3177 | } else { | |
adcf00ba | 3178 | bundle->bond = bond_create(s->bond, ofproto); |
2cc3c58e | 3179 | ofproto->backer->need_revalidate = REV_RECONFIGURE; |
abe529af BP |
3180 | } |
3181 | ||
3182 | LIST_FOR_EACH (port, bundle_node, &bundle->ports) { | |
adcf00ba AZ |
3183 | bond_slave_register(bundle->bond, port, |
3184 | port->up.ofp_port, port->up.netdev); | |
abe529af BP |
3185 | } |
3186 | } else { | |
03366a2d | 3187 | bond_unref(bundle->bond); |
abe529af BP |
3188 | bundle->bond = NULL; |
3189 | } | |
3190 | ||
c005f976 BK |
3191 | /* Set proteced port mode */ |
3192 | if (s->protected != bundle->protected) { | |
3193 | bundle->protected = s->protected; | |
3194 | need_flush = true; | |
3195 | } | |
3196 | ||
abe529af BP |
3197 | /* If we changed something that would affect MAC learning, un-learn |
3198 | * everything on this port and force flow revalidation. */ | |
3199 | if (need_flush) { | |
b44a10b7 | 3200 | bundle_flush_macs(bundle, false); |
4fbbf862 | 3201 | mcast_snooping_flush_bundle(ofproto->ms, bundle); |
abe529af BP |
3202 | } |
3203 | ||
3204 | return 0; | |
3205 | } | |
3206 | ||
3207 | static void | |
3208 | bundle_remove(struct ofport *port_) | |
3209 | { | |
3210 | struct ofport_dpif *port = ofport_dpif_cast(port_); | |
3211 | struct ofbundle *bundle = port->bundle; | |
3212 | ||
3213 | if (bundle) { | |
3214 | bundle_del_port(port); | |
417e7e66 | 3215 | if (ovs_list_is_empty(&bundle->ports)) { |
abe529af | 3216 | bundle_destroy(bundle); |
417e7e66 | 3217 | } else if (ovs_list_is_short(&bundle->ports)) { |
03366a2d | 3218 | bond_unref(bundle->bond); |
abe529af BP |
3219 | bundle->bond = NULL; |
3220 | } | |
3221 | } | |
3222 | } | |
3223 | ||
3224 | static void | |
5f877369 | 3225 | send_pdu_cb(void *port_, const void *pdu, size_t pdu_size) |
abe529af BP |
3226 | { |
3227 | static struct vlog_rate_limit rl = VLOG_RATE_LIMIT_INIT(1, 10); | |
3228 | struct ofport_dpif *port = port_; | |
74ff3298 | 3229 | struct eth_addr ea; |
abe529af BP |
3230 | int error; |
3231 | ||
74ff3298 | 3232 | error = netdev_get_etheraddr(port->up.netdev, &ea); |
abe529af | 3233 | if (!error) { |
cf62fa4c | 3234 | struct dp_packet packet; |
5f877369 | 3235 | void *packet_pdu; |
abe529af | 3236 | |
cf62fa4c | 3237 | dp_packet_init(&packet, 0); |
abe529af | 3238 | packet_pdu = eth_compose(&packet, eth_addr_lacp, ea, ETH_TYPE_LACP, |
5f877369 EJ |
3239 | pdu_size); |
3240 | memcpy(packet_pdu, pdu, pdu_size); | |
3241 | ||
2eb79142 | 3242 | ofproto_dpif_send_packet(port, false, &packet); |
cf62fa4c | 3243 | dp_packet_uninit(&packet); |
abe529af BP |
3244 | } else { |
3245 | VLOG_ERR_RL(&rl, "port %s: cannot obtain Ethernet address of iface " | |
3246 | "%s (%s)", port->bundle->name, | |
10a89ef0 | 3247 | netdev_get_name(port->up.netdev), ovs_strerror(error)); |
abe529af BP |
3248 | } |
3249 | } | |
3250 | ||
3251 | static void | |
3252 | bundle_send_learning_packets(struct ofbundle *bundle) | |
3253 | { | |
3254 | struct ofproto_dpif *ofproto = bundle->ofproto; | |
3255 | int error, n_packets, n_errors; | |
3256 | struct mac_entry *e; | |
8613db65 DDP |
3257 | struct pkt_list { |
3258 | struct ovs_list list_node; | |
3259 | struct ofport_dpif *port; | |
3260 | struct dp_packet *pkt; | |
3261 | } *pkt_node; | |
ca6ba700 | 3262 | struct ovs_list packets; |
abe529af | 3263 | |
417e7e66 | 3264 | ovs_list_init(&packets); |
509c0149 | 3265 | ovs_rwlock_rdlock(&ofproto->ml->rwlock); |
abe529af | 3266 | LIST_FOR_EACH (e, lru_node, &ofproto->ml->lrus) { |
9d078ec2 | 3267 | if (mac_entry_get_port(ofproto->ml, e) != bundle) { |
8613db65 DDP |
3268 | pkt_node = xmalloc(sizeof *pkt_node); |
3269 | pkt_node->pkt = bond_compose_learning_packet(bundle->bond, | |
3270 | e->mac, e->vlan, | |
3271 | (void **)&pkt_node->port); | |
417e7e66 | 3272 | ovs_list_push_back(&packets, &pkt_node->list_node); |
abe529af BP |
3273 | } |
3274 | } | |
509c0149 | 3275 | ovs_rwlock_unlock(&ofproto->ml->rwlock); |
abe529af | 3276 | |
0165217e | 3277 | error = n_packets = n_errors = 0; |
8613db65 | 3278 | LIST_FOR_EACH_POP (pkt_node, list_node, &packets) { |
0165217e EJ |
3279 | int ret; |
3280 | ||
2eb79142 | 3281 | ret = ofproto_dpif_send_packet(pkt_node->port, false, pkt_node->pkt); |
8613db65 DDP |
3282 | dp_packet_delete(pkt_node->pkt); |
3283 | free(pkt_node); | |
0165217e EJ |
3284 | if (ret) { |
3285 | error = ret; | |
3286 | n_errors++; | |
3287 | } | |
3288 | n_packets++; | |
3289 | } | |
0165217e | 3290 | |
abe529af BP |
3291 | if (n_errors) { |
3292 | static struct vlog_rate_limit rl = VLOG_RATE_LIMIT_INIT(1, 5); | |
3293 | VLOG_WARN_RL(&rl, "bond %s: %d errors sending %d gratuitous learning " | |
3294 | "packets, last error was: %s", | |
10a89ef0 | 3295 | bundle->name, n_errors, n_packets, ovs_strerror(error)); |
abe529af BP |
3296 | } else { |
3297 | VLOG_DBG("bond %s: sent %d gratuitous learning packets", | |
3298 | bundle->name, n_packets); | |
3299 | } | |
3300 | } | |
3301 | ||
3302 | static void | |
3303 | bundle_run(struct ofbundle *bundle) | |
3304 | { | |
3305 | if (bundle->lacp) { | |
3306 | lacp_run(bundle->lacp, send_pdu_cb); | |
3307 | } | |
3308 | if (bundle->bond) { | |
3309 | struct ofport_dpif *port; | |
3310 | ||
3311 | LIST_FOR_EACH (port, bundle_node, &bundle->ports) { | |
015e08bc | 3312 | bond_slave_set_may_enable(bundle->bond, port, port->may_enable); |
abe529af BP |
3313 | } |
3314 | ||
4a1b8f30 EJ |
3315 | if (bond_run(bundle->bond, lacp_status(bundle->lacp))) { |
3316 | bundle->ofproto->backer->need_revalidate = REV_BOND; | |
3317 | } | |
3318 | ||
abe529af BP |
3319 | if (bond_should_send_learning_packets(bundle->bond)) { |
3320 | bundle_send_learning_packets(bundle); | |
3321 | } | |
3322 | } | |
3323 | } | |
3324 | ||
3325 | static void | |
3326 | bundle_wait(struct ofbundle *bundle) | |
3327 | { | |
3328 | if (bundle->lacp) { | |
3329 | lacp_wait(bundle->lacp); | |
3330 | } | |
3331 | if (bundle->bond) { | |
3332 | bond_wait(bundle->bond); | |
3333 | } | |
3334 | } | |
3335 | \f | |
3336 | /* Mirrors. */ | |
3337 | ||
3338 | static int | |
ec7ceaed EJ |
3339 | mirror_set__(struct ofproto *ofproto_, void *aux, |
3340 | const struct ofproto_mirror_settings *s) | |
abe529af BP |
3341 | { |
3342 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
ec7ceaed EJ |
3343 | struct ofbundle **srcs, **dsts; |
3344 | int error; | |
3345 | size_t i; | |
abe529af | 3346 | |
abe529af | 3347 | if (!s) { |
ec7ceaed | 3348 | mirror_destroy(ofproto->mbridge, aux); |
abe529af BP |
3349 | return 0; |
3350 | } | |
3351 | ||
ec7ceaed EJ |
3352 | srcs = xmalloc(s->n_srcs * sizeof *srcs); |
3353 | dsts = xmalloc(s->n_dsts * sizeof *dsts); | |
abe529af | 3354 | |
ec7ceaed EJ |
3355 | for (i = 0; i < s->n_srcs; i++) { |
3356 | srcs[i] = bundle_lookup(ofproto, s->srcs[i]); | |
abe529af BP |
3357 | } |
3358 | ||
ec7ceaed EJ |
3359 | for (i = 0; i < s->n_dsts; i++) { |
3360 | dsts[i] = bundle_lookup(ofproto, s->dsts[i]); | |
abe529af BP |
3361 | } |
3362 | ||
ec7ceaed EJ |
3363 | error = mirror_set(ofproto->mbridge, aux, s->name, srcs, s->n_srcs, dsts, |
3364 | s->n_dsts, s->src_vlans, | |
1356dbd1 WT |
3365 | bundle_lookup(ofproto, s->out_bundle), |
3366 | s->snaplen, s->out_vlan); | |
ec7ceaed EJ |
3367 | free(srcs); |
3368 | free(dsts); | |
3369 | return error; | |
abe529af BP |
3370 | } |
3371 | ||
9d24de3b | 3372 | static int |
ec7ceaed EJ |
3373 | mirror_get_stats__(struct ofproto *ofproto, void *aux, |
3374 | uint64_t *packets, uint64_t *bytes) | |
9d24de3b | 3375 | { |
ec7ceaed EJ |
3376 | return mirror_get_stats(ofproto_dpif_cast(ofproto)->mbridge, aux, packets, |
3377 | bytes); | |
9d24de3b JP |
3378 | } |
3379 | ||
abe529af BP |
3380 | static int |
3381 | set_flood_vlans(struct ofproto *ofproto_, unsigned long *flood_vlans) | |
3382 | { | |
3383 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
509c0149 | 3384 | ovs_rwlock_wrlock(&ofproto->ml->rwlock); |
abe529af | 3385 | if (mac_learning_set_flood_vlans(ofproto->ml, flood_vlans)) { |
30618594 | 3386 | mac_learning_flush(ofproto->ml); |
abe529af | 3387 | } |
509c0149 | 3388 | ovs_rwlock_unlock(&ofproto->ml->rwlock); |
abe529af BP |
3389 | return 0; |
3390 | } | |
3391 | ||
3392 | static bool | |
b4affc74 | 3393 | is_mirror_output_bundle(const struct ofproto *ofproto_, void *aux) |
abe529af BP |
3394 | { |
3395 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
3396 | struct ofbundle *bundle = bundle_lookup(ofproto, aux); | |
ec7ceaed | 3397 | return bundle && mirror_bundle_out(ofproto->mbridge, bundle) != 0; |
abe529af | 3398 | } |
8402c74b SS |
3399 | |
3400 | static void | |
b53055f4 | 3401 | forward_bpdu_changed(struct ofproto *ofproto_) |
8402c74b SS |
3402 | { |
3403 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
2cc3c58e | 3404 | ofproto->backer->need_revalidate = REV_RECONFIGURE; |
8402c74b | 3405 | } |
e764773c BP |
3406 | |
3407 | static void | |
c4069512 BP |
3408 | set_mac_table_config(struct ofproto *ofproto_, unsigned int idle_time, |
3409 | size_t max_entries) | |
e764773c BP |
3410 | { |
3411 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
509c0149 | 3412 | ovs_rwlock_wrlock(&ofproto->ml->rwlock); |
e764773c | 3413 | mac_learning_set_idle_time(ofproto->ml, idle_time); |
c4069512 | 3414 | mac_learning_set_max_entries(ofproto->ml, max_entries); |
509c0149 | 3415 | ovs_rwlock_unlock(&ofproto->ml->rwlock); |
e764773c | 3416 | } |
7c38d0a5 FL |
3417 | |
3418 | /* Configures multicast snooping on 'ofport' using the settings | |
3419 | * defined in 's'. */ | |
3420 | static int | |
3421 | set_mcast_snooping(struct ofproto *ofproto_, | |
3422 | const struct ofproto_mcast_snooping_settings *s) | |
3423 | { | |
3424 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
3425 | ||
3426 | /* Only revalidate flows if the configuration changed. */ | |
3427 | if (!s != !ofproto->ms) { | |
3428 | ofproto->backer->need_revalidate = REV_RECONFIGURE; | |
3429 | } | |
3430 | ||
3431 | if (s) { | |
3432 | if (!ofproto->ms) { | |
3433 | ofproto->ms = mcast_snooping_create(); | |
3434 | } | |
3435 | ||
3436 | ovs_rwlock_wrlock(&ofproto->ms->rwlock); | |
3437 | mcast_snooping_set_idle_time(ofproto->ms, s->idle_time); | |
3438 | mcast_snooping_set_max_entries(ofproto->ms, s->max_entries); | |
3439 | if (mcast_snooping_set_flood_unreg(ofproto->ms, s->flood_unreg)) { | |
3440 | ofproto->backer->need_revalidate = REV_RECONFIGURE; | |
3441 | } | |
3442 | ovs_rwlock_unlock(&ofproto->ms->rwlock); | |
3443 | } else { | |
3444 | mcast_snooping_unref(ofproto->ms); | |
3445 | ofproto->ms = NULL; | |
3446 | } | |
3447 | ||
3448 | return 0; | |
3449 | } | |
3450 | ||
8e04a33f | 3451 | /* Configures multicast snooping port's flood settings on 'ofproto'. */ |
7c38d0a5 | 3452 | static int |
8e04a33f FL |
3453 | set_mcast_snooping_port(struct ofproto *ofproto_, void *aux, |
3454 | const struct ofproto_mcast_snooping_port_settings *s) | |
7c38d0a5 FL |
3455 | { |
3456 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
3457 | struct ofbundle *bundle = bundle_lookup(ofproto, aux); | |
3458 | ||
8e04a33f | 3459 | if (ofproto->ms && s) { |
7c38d0a5 | 3460 | ovs_rwlock_wrlock(&ofproto->ms->rwlock); |
8e04a33f FL |
3461 | mcast_snooping_set_port_flood(ofproto->ms, bundle, s->flood); |
3462 | mcast_snooping_set_port_flood_reports(ofproto->ms, bundle, | |
3463 | s->flood_reports); | |
7c38d0a5 FL |
3464 | ovs_rwlock_unlock(&ofproto->ms->rwlock); |
3465 | } | |
3466 | return 0; | |
3467 | } | |
3468 | ||
abe529af BP |
3469 | \f |
3470 | /* Ports. */ | |
3471 | ||
e672ff9b JR |
3472 | struct ofport_dpif * |
3473 | ofp_port_to_ofport(const struct ofproto_dpif *ofproto, ofp_port_t ofp_port) | |
abe529af | 3474 | { |
7df6a8bd BP |
3475 | struct ofport *ofport = ofproto_get_port(&ofproto->up, ofp_port); |
3476 | return ofport ? ofport_dpif_cast(ofport) : NULL; | |
abe529af BP |
3477 | } |
3478 | ||
abe529af | 3479 | static void |
e1b1d06a JP |
3480 | ofproto_port_from_dpif_port(struct ofproto_dpif *ofproto, |
3481 | struct ofproto_port *ofproto_port, | |
abe529af BP |
3482 | struct dpif_port *dpif_port) |
3483 | { | |
3484 | ofproto_port->name = dpif_port->name; | |
3485 | ofproto_port->type = dpif_port->type; | |
e1b1d06a | 3486 | ofproto_port->ofp_port = odp_port_to_ofp_port(ofproto, dpif_port->port_no); |
abe529af BP |
3487 | } |
3488 | ||
6cbbf4fa EJ |
3489 | static void |
3490 | ofport_update_peer(struct ofport_dpif *ofport) | |
0a740f48 EJ |
3491 | { |
3492 | const struct ofproto_dpif *ofproto; | |
6cbbf4fa | 3493 | struct dpif_backer *backer; |
161b6042 | 3494 | char *peer_name; |
6cbbf4fa EJ |
3495 | |
3496 | if (!netdev_vport_is_patch(ofport->up.netdev)) { | |
3497 | return; | |
3498 | } | |
3499 | ||
3500 | backer = ofproto_dpif_cast(ofport->up.ofproto)->backer; | |
7894e7da | 3501 | backer->need_revalidate = REV_RECONFIGURE; |
0a740f48 | 3502 | |
6cbbf4fa EJ |
3503 | if (ofport->peer) { |
3504 | ofport->peer->peer = NULL; | |
3505 | ofport->peer = NULL; | |
3506 | } | |
3507 | ||
3508 | peer_name = netdev_vport_patch_peer(ofport->up.netdev); | |
3509 | if (!peer_name) { | |
3510 | return; | |
0a740f48 EJ |
3511 | } |
3512 | ||
3513 | HMAP_FOR_EACH (ofproto, all_ofproto_dpifs_node, &all_ofproto_dpifs) { | |
6cbbf4fa EJ |
3514 | struct ofport *peer_ofport; |
3515 | struct ofport_dpif *peer; | |
161b6042 | 3516 | char *peer_peer; |
0a740f48 | 3517 | |
462abef2 EJ |
3518 | if (ofproto->backer != backer) { |
3519 | continue; | |
3520 | } | |
3521 | ||
6cbbf4fa EJ |
3522 | peer_ofport = shash_find_data(&ofproto->up.port_by_name, peer_name); |
3523 | if (!peer_ofport) { | |
3524 | continue; | |
3525 | } | |
3526 | ||
3527 | peer = ofport_dpif_cast(peer_ofport); | |
3528 | peer_peer = netdev_vport_patch_peer(peer->up.netdev); | |
3529 | if (peer_peer && !strcmp(netdev_get_name(ofport->up.netdev), | |
3530 | peer_peer)) { | |
3531 | ofport->peer = peer; | |
3532 | ofport->peer->peer = ofport; | |
0a740f48 | 3533 | } |
161b6042 | 3534 | free(peer_peer); |
6cbbf4fa | 3535 | |
161b6042 | 3536 | break; |
0a740f48 | 3537 | } |
161b6042 | 3538 | free(peer_name); |
0a740f48 EJ |
3539 | } |
3540 | ||
abe529af BP |
3541 | static void |
3542 | port_run(struct ofport_dpif *ofport) | |
3543 | { | |
3e5b3fdb EJ |
3544 | long long int carrier_seq = netdev_get_carrier_resets(ofport->up.netdev); |
3545 | bool carrier_changed = carrier_seq != ofport->carrier_seq; | |
015e08bc | 3546 | bool enable = netdev_get_carrier(ofport->up.netdev); |
2d344ba5 AW |
3547 | bool cfm_enable = false; |
3548 | bool bfd_enable = false; | |
015e08bc | 3549 | |
3e5b3fdb EJ |
3550 | ofport->carrier_seq = carrier_seq; |
3551 | ||
abe529af | 3552 | if (ofport->cfm) { |
4653c558 EJ |
3553 | int cfm_opup = cfm_get_opup(ofport->cfm); |
3554 | ||
2d344ba5 | 3555 | cfm_enable = !cfm_get_fault(ofport->cfm); |
4653c558 EJ |
3556 | |
3557 | if (cfm_opup >= 0) { | |
2d344ba5 | 3558 | cfm_enable = cfm_enable && cfm_opup; |
4653c558 | 3559 | } |
abe529af | 3560 | } |
015e08bc | 3561 | |
ccc09689 | 3562 | if (ofport->bfd) { |
2d344ba5 AW |
3563 | bfd_enable = bfd_forwarding(ofport->bfd); |
3564 | } | |
3565 | ||
3566 | if (ofport->bfd || ofport->cfm) { | |
3567 | enable = enable && (cfm_enable || bfd_enable); | |
ccc09689 EJ |
3568 | } |
3569 | ||
015e08bc EJ |
3570 | if (ofport->bundle) { |
3571 | enable = enable && lacp_slave_may_enable(ofport->bundle->lacp, ofport); | |
3e5b3fdb EJ |
3572 | if (carrier_changed) { |
3573 | lacp_slave_carrier_changed(ofport->bundle->lacp, ofport); | |
3574 | } | |
015e08bc EJ |
3575 | } |
3576 | ||
daff3353 EJ |
3577 | if (ofport->may_enable != enable) { |
3578 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofport->up.ofproto); | |
daff3353 | 3579 | |
f025bcb7 | 3580 | ofproto->backer->need_revalidate = REV_PORT_TOGGLED; |
9efd308e | 3581 | |
f025bcb7 | 3582 | if (ofport->rstp_port) { |
9efd308e DV |
3583 | rstp_port_set_mac_operational(ofport->rstp_port, enable); |
3584 | } | |
f73b83fd LS |
3585 | |
3586 | /* Propagate liveness, unless the link is administratively or | |
3587 | * operationally down. */ | |
3588 | if (!(ofport->up.pp.config & OFPUTIL_PC_PORT_DOWN) && | |
3589 | !(ofport->up.pp.state & OFPUTIL_PS_LINK_DOWN)) { | |
3590 | enum ofputil_port_state of_state = ofport->up.pp.state; | |
3591 | if (enable) { | |
3592 | of_state |= OFPUTIL_PS_LIVE; | |
3593 | } else { | |
3594 | of_state &= ~OFPUTIL_PS_LIVE; | |
3595 | } | |
3596 | ofproto_port_set_state(&ofport->up, of_state); | |
3597 | } | |
9efd308e | 3598 | } |
f025bcb7 JR |
3599 | |
3600 | ofport->may_enable = enable; | |
abe529af BP |
3601 | } |
3602 | ||
abe529af BP |
3603 | static int |
3604 | port_query_by_name(const struct ofproto *ofproto_, const char *devname, | |
3605 | struct ofproto_port *ofproto_port) | |
3606 | { | |
3607 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
3608 | struct dpif_port dpif_port; | |
3609 | int error; | |
3610 | ||
0a740f48 EJ |
3611 | if (sset_contains(&ofproto->ghost_ports, devname)) { |
3612 | const char *type = netdev_get_type_from_name(devname); | |
3613 | ||
3614 | /* We may be called before ofproto->up.port_by_name is populated with | |
3615 | * the appropriate ofport. For this reason, we must get the name and | |
3616 | * type from the netdev layer directly. */ | |
3617 | if (type) { | |
3618 | const struct ofport *ofport; | |
3619 | ||
3620 | ofport = shash_find_data(&ofproto->up.port_by_name, devname); | |
3621 | ofproto_port->ofp_port = ofport ? ofport->ofp_port : OFPP_NONE; | |
3622 | ofproto_port->name = xstrdup(devname); | |
3623 | ofproto_port->type = xstrdup(type); | |
3624 | return 0; | |
3625 | } | |
3626 | return ENODEV; | |
3627 | } | |
3628 | ||
acf60855 JP |
3629 | if (!sset_contains(&ofproto->ports, devname)) { |
3630 | return ENODEV; | |
3631 | } | |
3632 | error = dpif_port_query_by_name(ofproto->backer->dpif, | |
3633 | devname, &dpif_port); | |
abe529af | 3634 | if (!error) { |
e1b1d06a | 3635 | ofproto_port_from_dpif_port(ofproto, ofproto_port, &dpif_port); |
abe529af BP |
3636 | } |
3637 | return error; | |
3638 | } | |
3639 | ||
3640 | static int | |
e1b1d06a | 3641 | port_add(struct ofproto *ofproto_, struct netdev *netdev) |
abe529af BP |
3642 | { |
3643 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
b9ad7294 | 3644 | const char *devname = netdev_get_name(netdev); |
3aa30359 BP |
3645 | char namebuf[NETDEV_VPORT_NAME_BUFSIZE]; |
3646 | const char *dp_port_name; | |
abe529af | 3647 | |
0a740f48 EJ |
3648 | if (netdev_vport_is_patch(netdev)) { |
3649 | sset_add(&ofproto->ghost_ports, netdev_get_name(netdev)); | |
3650 | return 0; | |
3651 | } | |
3652 | ||
3aa30359 | 3653 | dp_port_name = netdev_vport_get_dpif_port(netdev, namebuf, sizeof namebuf); |
b9ad7294 | 3654 | if (!dpif_port_exists(ofproto->backer->dpif, dp_port_name)) { |
4e022ec0 | 3655 | odp_port_t port_no = ODPP_NONE; |
7d82ab2e KM |
3656 | int error; |
3657 | ||
3658 | error = dpif_port_add(ofproto->backer->dpif, netdev, &port_no); | |
b9ad7294 EJ |
3659 | if (error) { |
3660 | return error; | |
3661 | } | |
7d82ab2e | 3662 | if (netdev_get_tunnel_config(netdev)) { |
4e022ec0 AW |
3663 | simap_put(&ofproto->backer->tnl_backers, |
3664 | dp_port_name, odp_to_u32(port_no)); | |
7d82ab2e | 3665 | } |
acf60855 | 3666 | } |
b9ad7294 EJ |
3667 | |
3668 | if (netdev_get_tunnel_config(netdev)) { | |
3669 | sset_add(&ofproto->ghost_ports, devname); | |
b9ad7294 EJ |
3670 | } else { |
3671 | sset_add(&ofproto->ports, devname); | |
3672 | } | |
3673 | return 0; | |
3674 | } | |
3675 | ||
abe529af | 3676 | static int |
4e022ec0 | 3677 | port_del(struct ofproto *ofproto_, ofp_port_t ofp_port) |
abe529af BP |
3678 | { |
3679 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
e672ff9b | 3680 | struct ofport_dpif *ofport = ofp_port_to_ofport(ofproto, ofp_port); |
e1b1d06a | 3681 | int error = 0; |
abe529af | 3682 | |
b9ad7294 EJ |
3683 | if (!ofport) { |
3684 | return 0; | |
e1b1d06a | 3685 | } |
b9ad7294 EJ |
3686 | |
3687 | sset_find_and_delete(&ofproto->ghost_ports, | |
3688 | netdev_get_name(ofport->up.netdev)); | |
a614d823 | 3689 | ofproto->backer->need_revalidate = REV_RECONFIGURE; |
8911c674 | 3690 | if (!ofport->is_tunnel && !netdev_vport_is_patch(ofport->up.netdev)) { |
b9ad7294 EJ |
3691 | error = dpif_port_del(ofproto->backer->dpif, ofport->odp_port); |
3692 | if (!error) { | |
abe529af BP |
3693 | /* The caller is going to close ofport->up.netdev. If this is a |
3694 | * bonded port, then the bond is using that netdev, so remove it | |
3695 | * from the bond. The client will need to reconfigure everything | |
3696 | * after deleting ports, so then the slave will get re-added. */ | |
3697 | bundle_remove(&ofport->up); | |
3698 | } | |
3699 | } | |
3700 | return error; | |
3701 | } | |
3702 | ||
91364d18 IM |
3703 | static int |
3704 | port_set_config(const struct ofport *ofport_, const struct smap *cfg) | |
3705 | { | |
3706 | struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
3707 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofport->up.ofproto); | |
3708 | ||
3709 | if (sset_contains(&ofproto->ghost_ports, | |
3710 | netdev_get_name(ofport->up.netdev))) { | |
3711 | return 0; | |
3712 | } | |
3713 | ||
3714 | return dpif_port_set_config(ofproto->backer->dpif, ofport->odp_port, cfg); | |
3715 | } | |
3716 | ||
6527c598 PS |
3717 | static int |
3718 | port_get_stats(const struct ofport *ofport_, struct netdev_stats *stats) | |
3719 | { | |
3720 | struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
3721 | int error; | |
3722 | ||
3723 | error = netdev_get_stats(ofport->up.netdev, stats); | |
3724 | ||
ee382d89 | 3725 | if (!error && ofport_->ofp_port == OFPP_LOCAL) { |
6527c598 PS |
3726 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofport->up.ofproto); |
3727 | ||
0da3c61b | 3728 | ovs_mutex_lock(&ofproto->stats_mutex); |
6527c598 PS |
3729 | /* ofproto->stats.tx_packets represents packets that we created |
3730 | * internally and sent to some port (e.g. packets sent with | |
91d6cd12 AW |
3731 | * ofproto_dpif_send_packet()). Account for them as if they had |
3732 | * come from OFPP_LOCAL and got forwarded. */ | |
6527c598 PS |
3733 | |
3734 | if (stats->rx_packets != UINT64_MAX) { | |
3735 | stats->rx_packets += ofproto->stats.tx_packets; | |
3736 | } | |
3737 | ||
3738 | if (stats->rx_bytes != UINT64_MAX) { | |
3739 | stats->rx_bytes += ofproto->stats.tx_bytes; | |
3740 | } | |
3741 | ||
3742 | /* ofproto->stats.rx_packets represents packets that were received on | |
3743 | * some port and we processed internally and dropped (e.g. STP). | |
4e090bc7 | 3744 | * Account for them as if they had been forwarded to OFPP_LOCAL. */ |
6527c598 PS |
3745 | |
3746 | if (stats->tx_packets != UINT64_MAX) { | |
3747 | stats->tx_packets += ofproto->stats.rx_packets; | |
3748 | } | |
3749 | ||
3750 | if (stats->tx_bytes != UINT64_MAX) { | |
3751 | stats->tx_bytes += ofproto->stats.rx_bytes; | |
3752 | } | |
0da3c61b | 3753 | ovs_mutex_unlock(&ofproto->stats_mutex); |
6527c598 PS |
3754 | } |
3755 | ||
3756 | return error; | |
3757 | } | |
3758 | ||
50b9699f NM |
3759 | static int |
3760 | port_get_lacp_stats(const struct ofport *ofport_, struct lacp_slave_stats *stats) | |
3761 | { | |
3762 | struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
3763 | if (ofport->bundle && ofport->bundle->lacp) { | |
3764 | if (lacp_get_slave_stats(ofport->bundle->lacp, ofport, stats)) { | |
3765 | return 0; | |
3766 | } | |
3767 | } | |
3768 | return -1; | |
3769 | } | |
3770 | ||
abe529af | 3771 | struct port_dump_state { |
bfbcebc2 | 3772 | struct sset_position pos; |
0a740f48 | 3773 | bool ghost; |
da78d43d BP |
3774 | |
3775 | struct ofproto_port port; | |
3776 | bool has_port; | |
abe529af BP |
3777 | }; |
3778 | ||
3779 | static int | |
acf60855 | 3780 | port_dump_start(const struct ofproto *ofproto_ OVS_UNUSED, void **statep) |
abe529af | 3781 | { |
0a740f48 | 3782 | *statep = xzalloc(sizeof(struct port_dump_state)); |
abe529af BP |
3783 | return 0; |
3784 | } | |
3785 | ||
3786 | static int | |
b9ad7294 | 3787 | port_dump_next(const struct ofproto *ofproto_, void *state_, |
abe529af BP |
3788 | struct ofproto_port *port) |
3789 | { | |
e1b1d06a | 3790 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); |
abe529af | 3791 | struct port_dump_state *state = state_; |
0a740f48 | 3792 | const struct sset *sset; |
acf60855 | 3793 | struct sset_node *node; |
abe529af | 3794 | |
da78d43d BP |
3795 | if (state->has_port) { |
3796 | ofproto_port_destroy(&state->port); | |
3797 | state->has_port = false; | |
3798 | } | |
0a740f48 | 3799 | sset = state->ghost ? &ofproto->ghost_ports : &ofproto->ports; |
bfbcebc2 | 3800 | while ((node = sset_at_position(sset, &state->pos))) { |
acf60855 JP |
3801 | int error; |
3802 | ||
da78d43d BP |
3803 | error = port_query_by_name(ofproto_, node->name, &state->port); |
3804 | if (!error) { | |
3805 | *port = state->port; | |
3806 | state->has_port = true; | |
3807 | return 0; | |
3808 | } else if (error != ENODEV) { | |
acf60855 JP |
3809 | return error; |
3810 | } | |
abe529af | 3811 | } |
acf60855 | 3812 | |
0a740f48 EJ |
3813 | if (!state->ghost) { |
3814 | state->ghost = true; | |
bfbcebc2 | 3815 | memset(&state->pos, 0, sizeof state->pos); |
0a740f48 EJ |
3816 | return port_dump_next(ofproto_, state_, port); |
3817 | } | |
3818 | ||
acf60855 | 3819 | return EOF; |
abe529af BP |
3820 | } |
3821 | ||
3822 | static int | |
3823 | port_dump_done(const struct ofproto *ofproto_ OVS_UNUSED, void *state_) | |
3824 | { | |
3825 | struct port_dump_state *state = state_; | |
3826 | ||
da78d43d BP |
3827 | if (state->has_port) { |
3828 | ofproto_port_destroy(&state->port); | |
3829 | } | |
abe529af BP |
3830 | free(state); |
3831 | return 0; | |
3832 | } | |
3833 | ||
3834 | static int | |
3835 | port_poll(const struct ofproto *ofproto_, char **devnamep) | |
3836 | { | |
3837 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
acf60855 JP |
3838 | |
3839 | if (ofproto->port_poll_errno) { | |
3840 | int error = ofproto->port_poll_errno; | |
3841 | ofproto->port_poll_errno = 0; | |
3842 | return error; | |
3843 | } | |
3844 | ||
3845 | if (sset_is_empty(&ofproto->port_poll_set)) { | |
3846 | return EAGAIN; | |
3847 | } | |
3848 | ||
3849 | *devnamep = sset_pop(&ofproto->port_poll_set); | |
3850 | return 0; | |
abe529af BP |
3851 | } |
3852 | ||
3853 | static void | |
3854 | port_poll_wait(const struct ofproto *ofproto_) | |
3855 | { | |
3856 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
acf60855 | 3857 | dpif_port_poll_wait(ofproto->backer->dpif); |
abe529af BP |
3858 | } |
3859 | ||
3860 | static int | |
3861 | port_is_lacp_current(const struct ofport *ofport_) | |
3862 | { | |
3863 | const struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
3864 | return (ofport->bundle && ofport->bundle->lacp | |
3865 | ? lacp_slave_is_current(ofport->bundle->lacp, ofport) | |
3866 | : -1); | |
3867 | } | |
3868 | \f | |
e79a6c83 EJ |
3869 | /* If 'rule' is an OpenFlow rule, that has expired according to OpenFlow rules, |
3870 | * then delete it entirely. */ | |
3871 | static void | |
f5857865 | 3872 | rule_expire(struct rule_dpif *rule, long long now) |
e79a6c83 | 3873 | OVS_REQUIRES(ofproto_mutex) |
9d6ac44e | 3874 | { |
dc437090 | 3875 | uint16_t hard_timeout, idle_timeout; |
dc437090 | 3876 | int reason = -1; |
9d6ac44e | 3877 | |
e79a6c83 EJ |
3878 | hard_timeout = rule->up.hard_timeout; |
3879 | idle_timeout = rule->up.idle_timeout; | |
dc437090 JR |
3880 | |
3881 | /* Has 'rule' expired? */ | |
3882 | if (hard_timeout) { | |
3883 | long long int modified; | |
3884 | ||
3885 | ovs_mutex_lock(&rule->up.mutex); | |
3886 | modified = rule->up.modified; | |
3887 | ovs_mutex_unlock(&rule->up.mutex); | |
3888 | ||
3889 | if (now > modified + hard_timeout * 1000) { | |
3890 | reason = OFPRR_HARD_TIMEOUT; | |
3891 | } | |
3892 | } | |
3893 | ||
3894 | if (reason < 0 && idle_timeout) { | |
3895 | long long int used; | |
3896 | ||
3897 | ovs_mutex_lock(&rule->stats_mutex); | |
1a4ec18d | 3898 | used = rule->stats.used; |
dc437090 JR |
3899 | ovs_mutex_unlock(&rule->stats_mutex); |
3900 | ||
3901 | if (now > used + idle_timeout * 1000) { | |
3902 | reason = OFPRR_IDLE_TIMEOUT; | |
3903 | } | |
f9c37233 | 3904 | } |
501f8d1f | 3905 | |
e79a6c83 EJ |
3906 | if (reason >= 0) { |
3907 | COVERAGE_INC(ofproto_dpif_expired); | |
3908 | ofproto_rule_expire(&rule->up, reason); | |
a41d7bf2 | 3909 | } |
e79a6c83 | 3910 | } |
a41d7bf2 | 3911 | |
1df7f7aa NS |
3912 | static void |
3913 | ofproto_dpif_set_packet_odp_port(const struct ofproto_dpif *ofproto, | |
3914 | ofp_port_t in_port, struct dp_packet *packet) | |
3915 | { | |
3916 | if (in_port == OFPP_NONE) { | |
3917 | in_port = OFPP_LOCAL; | |
3918 | } | |
3919 | packet->md.in_port.odp_port = ofp_port_to_odp_port(ofproto, in_port); | |
3920 | } | |
3921 | ||
e79a6c83 | 3922 | int |
cdd42eda | 3923 | ofproto_dpif_execute_actions__(struct ofproto_dpif *ofproto, |
1f4a8933 | 3924 | ovs_version_t version, const struct flow *flow, |
cdd42eda JG |
3925 | struct rule_dpif *rule, |
3926 | const struct ofpact *ofpacts, size_t ofpacts_len, | |
2d9b49dd | 3927 | int depth, int resubmits, |
cdd42eda | 3928 | struct dp_packet *packet) |
e79a6c83 | 3929 | { |
e79a6c83 EJ |
3930 | struct dpif_flow_stats stats; |
3931 | struct xlate_out xout; | |
3932 | struct xlate_in xin; | |
758c456d | 3933 | struct dpif_execute execute; |
e79a6c83 | 3934 | int error; |
f9c37233 | 3935 | |
e79a6c83 | 3936 | ovs_assert((rule != NULL) != (ofpacts != NULL)); |
501f8d1f | 3937 | |
e79a6c83 | 3938 | dpif_flow_stats_extract(flow, packet, time_msec(), &stats); |
adcf00ba | 3939 | |
e79a6c83 EJ |
3940 | if (rule) { |
3941 | rule_dpif_credit_stats(rule, &stats); | |
3942 | } | |
c84451a6 | 3943 | |
1520ef4f BP |
3944 | uint64_t odp_actions_stub[1024 / 8]; |
3945 | struct ofpbuf odp_actions = OFPBUF_STUB_INITIALIZER(odp_actions_stub); | |
1f4a8933 | 3946 | xlate_in_init(&xin, ofproto, version, flow, flow->in_port.ofp_port, rule, |
1520ef4f | 3947 | stats.tcp_flags, packet, NULL, &odp_actions); |
e79a6c83 EJ |
3948 | xin.ofpacts = ofpacts; |
3949 | xin.ofpacts_len = ofpacts_len; | |
3950 | xin.resubmit_stats = &stats; | |
790c5d26 | 3951 | xin.depth = depth; |
cdd42eda | 3952 | xin.resubmits = resubmits; |
fff1b9c0 JR |
3953 | if (xlate_actions(&xin, &xout) != XLATE_OK) { |
3954 | error = EINVAL; | |
3955 | goto out; | |
3956 | } | |
d445cc16 | 3957 | |
1520ef4f BP |
3958 | execute.actions = odp_actions.data; |
3959 | execute.actions_len = odp_actions.size; | |
a36de779 | 3960 | |
cf62fa4c | 3961 | pkt_metadata_from_flow(&packet->md, flow); |
08edf837 | 3962 | execute.packet = packet; |
1cceb31b | 3963 | execute.flow = flow; |
08edf837 | 3964 | execute.needs_help = (xout.slow & SLOW_ACTION) != 0; |
43f9ac0a | 3965 | execute.probe = false; |
27130224 | 3966 | execute.mtu = 0; |
08edf837 BP |
3967 | |
3968 | /* Fix up in_port. */ | |
1df7f7aa | 3969 | ofproto_dpif_set_packet_odp_port(ofproto, flow->in_port.ofp_port, packet); |
758c456d JR |
3970 | |
3971 | error = dpif_execute(ofproto->backer->dpif, &execute); | |
fff1b9c0 | 3972 | out: |
e79a6c83 | 3973 | xlate_out_uninit(&xout); |
1520ef4f | 3974 | ofpbuf_uninit(&odp_actions); |
9d6ac44e | 3975 | |
e79a6c83 | 3976 | return error; |
9d6ac44e BP |
3977 | } |
3978 | ||
cdd42eda JG |
3979 | /* Executes, within 'ofproto', the actions in 'rule' or 'ofpacts' on 'packet'. |
3980 | * 'flow' must reflect the data in 'packet'. */ | |
3981 | int | |
3982 | ofproto_dpif_execute_actions(struct ofproto_dpif *ofproto, | |
1f4a8933 | 3983 | ovs_version_t version, const struct flow *flow, |
cdd42eda JG |
3984 | struct rule_dpif *rule, |
3985 | const struct ofpact *ofpacts, size_t ofpacts_len, | |
3986 | struct dp_packet *packet) | |
3987 | { | |
1f4a8933 | 3988 | return ofproto_dpif_execute_actions__(ofproto, version, flow, rule, |
2d9b49dd | 3989 | ofpacts, ofpacts_len, 0, 0, packet); |
cdd42eda JG |
3990 | } |
3991 | ||
748eb2f5 JR |
3992 | static void |
3993 | rule_dpif_credit_stats__(struct rule_dpif *rule, | |
3994 | const struct dpif_flow_stats *stats, | |
3995 | bool credit_counts) | |
3996 | OVS_REQUIRES(rule->stats_mutex) | |
3997 | { | |
3998 | if (credit_counts) { | |
3999 | rule->stats.n_packets += stats->n_packets; | |
4000 | rule->stats.n_bytes += stats->n_bytes; | |
4001 | } | |
4002 | rule->stats.used = MAX(rule->stats.used, stats->used); | |
4003 | } | |
4004 | ||
e79a6c83 EJ |
4005 | void |
4006 | rule_dpif_credit_stats(struct rule_dpif *rule, | |
4007 | const struct dpif_flow_stats *stats) | |
8f73d537 | 4008 | { |
e79a6c83 | 4009 | ovs_mutex_lock(&rule->stats_mutex); |
39c94593 | 4010 | if (OVS_UNLIKELY(rule->new_rule)) { |
748eb2f5 JR |
4011 | ovs_mutex_lock(&rule->new_rule->stats_mutex); |
4012 | rule_dpif_credit_stats__(rule->new_rule, stats, rule->forward_counts); | |
4013 | ovs_mutex_unlock(&rule->new_rule->stats_mutex); | |
39c94593 | 4014 | } else { |
748eb2f5 | 4015 | rule_dpif_credit_stats__(rule, stats, true); |
39c94593 | 4016 | } |
e79a6c83 | 4017 | ovs_mutex_unlock(&rule->stats_mutex); |
8f73d537 EJ |
4018 | } |
4019 | ||
888ac0d7 SH |
4020 | /* Sets 'rule''s recirculation id. */ |
4021 | static void | |
4022 | rule_dpif_set_recirc_id(struct rule_dpif *rule, uint32_t id) | |
4023 | OVS_REQUIRES(rule->up.mutex) | |
4024 | { | |
e672ff9b JR |
4025 | ovs_assert(!rule->recirc_id || rule->recirc_id == id); |
4026 | if (rule->recirc_id == id) { | |
4027 | /* Release the new reference to the same id. */ | |
4028 | recirc_free_id(id); | |
4029 | } else { | |
4030 | rule->recirc_id = id; | |
888ac0d7 | 4031 | } |
888ac0d7 SH |
4032 | } |
4033 | ||
4034 | /* Sets 'rule''s recirculation id. */ | |
4035 | void | |
4036 | rule_set_recirc_id(struct rule *rule_, uint32_t id) | |
4037 | { | |
4038 | struct rule_dpif *rule = rule_dpif_cast(rule_); | |
4039 | ||
4040 | ovs_mutex_lock(&rule->up.mutex); | |
4041 | rule_dpif_set_recirc_id(rule, id); | |
4042 | ovs_mutex_unlock(&rule->up.mutex); | |
4043 | } | |
4044 | ||
44e0c35d | 4045 | ovs_version_t |
1f4a8933 | 4046 | ofproto_dpif_get_tables_version(struct ofproto_dpif *ofproto) |
621b8064 | 4047 | { |
44e0c35d | 4048 | ovs_version_t version; |
621b8064 | 4049 | |
f9cf9e57 JR |
4050 | /* Use memory_order_acquire to signify that any following memory accesses |
4051 | * can not be reordered to happen before this atomic read. This makes sure | |
4052 | * all following reads relate to this or a newer version, but never to an | |
4053 | * older version. */ | |
4054 | atomic_read_explicit(&ofproto->tables_version, &version, | |
4055 | memory_order_acquire); | |
621b8064 JR |
4056 | return version; |
4057 | } | |
4058 | ||
34dd0d78 | 4059 | /* The returned rule (if any) is valid at least until the next RCU quiescent |
1e1e1d19 BP |
4060 | * period. If the rule needs to stay around longer, the caller should take |
4061 | * a reference. | |
2e0bded4 BP |
4062 | * |
4063 | * 'flow' is non-const to allow for temporary modifications during the lookup. | |
4064 | * Any changes are restored before returning. */ | |
6d328fa2 | 4065 | static struct rule_dpif * |
44e0c35d | 4066 | rule_dpif_lookup_in_table(struct ofproto_dpif *ofproto, ovs_version_t version, |
621b8064 | 4067 | uint8_t table_id, struct flow *flow, |
1e1e1d19 | 4068 | struct flow_wildcards *wc) |
abe529af | 4069 | { |
6d328fa2 | 4070 | struct classifier *cls = &ofproto->up.tables[table_id].cls; |
1e1e1d19 BP |
4071 | return rule_dpif_cast(rule_from_cls_rule(classifier_lookup(cls, version, |
4072 | flow, wc))); | |
6d328fa2 SH |
4073 | } |
4074 | ||
a027899e JR |
4075 | void |
4076 | ofproto_dpif_credit_table_stats(struct ofproto_dpif *ofproto, uint8_t table_id, | |
4077 | uint64_t n_matches, uint64_t n_misses) | |
4078 | { | |
4079 | struct oftable *tbl = &ofproto->up.tables[table_id]; | |
4080 | unsigned long orig; | |
4081 | ||
4082 | if (n_matches) { | |
4083 | atomic_add_relaxed(&tbl->n_matched, n_matches, &orig); | |
4084 | } | |
4085 | if (n_misses) { | |
4086 | atomic_add_relaxed(&tbl->n_missed, n_misses, &orig); | |
4087 | } | |
4088 | } | |
4089 | ||
39c94593 JR |
4090 | /* Look up 'flow' in 'ofproto''s classifier version 'version', starting from |
4091 | * table '*table_id'. Returns the rule that was found, which may be one of the | |
4092 | * special rules according to packet miss hadling. If 'may_packet_in' is | |
4093 | * false, returning of the miss_rule (which issues packet ins for the | |
4094 | * controller) is avoided. Updates 'wc', if nonnull, to reflect the fields | |
4095 | * that were used during the lookup. | |
6d328fa2 SH |
4096 | * |
4097 | * If 'honor_table_miss' is true, the first lookup occurs in '*table_id', but | |
4098 | * if none is found then the table miss configuration for that table is | |
4099 | * honored, which can result in additional lookups in other OpenFlow tables. | |
4100 | * In this case the function updates '*table_id' to reflect the final OpenFlow | |
4101 | * table that was searched. | |
4102 | * | |
4103 | * If 'honor_table_miss' is false, then only one table lookup occurs, in | |
4104 | * '*table_id'. | |
4105 | * | |
1a7c0cd7 | 4106 | * The rule is returned in '*rule', which is valid at least until the next |
1e1e1d19 BP |
4107 | * RCU quiescent period. If the '*rule' needs to stay around longer, the |
4108 | * caller must take a reference. | |
34dd0d78 JR |
4109 | * |
4110 | * 'in_port' allows the lookup to take place as if the in port had the value | |
2e0bded4 BP |
4111 | * 'in_port'. This is needed for resubmit action support. |
4112 | * | |
4113 | * 'flow' is non-const to allow for temporary modifications during the lookup. | |
4114 | * Any changes are restored before returning. */ | |
34dd0d78 | 4115 | struct rule_dpif * |
18721c4a | 4116 | rule_dpif_lookup_from_table(struct ofproto_dpif *ofproto, |
44e0c35d | 4117 | ovs_version_t version, struct flow *flow, |
1e1e1d19 | 4118 | struct flow_wildcards *wc, |
18721c4a | 4119 | const struct dpif_flow_stats *stats, |
34dd0d78 | 4120 | uint8_t *table_id, ofp_port_t in_port, |
a027899e JR |
4121 | bool may_packet_in, bool honor_table_miss, |
4122 | struct xlate_cache *xcache) | |
6d328fa2 | 4123 | { |
d8227eba | 4124 | ovs_be16 old_tp_src = flow->tp_src, old_tp_dst = flow->tp_dst; |
34dd0d78 JR |
4125 | ofp_port_t old_in_port = flow->in_port.ofp_port; |
4126 | enum ofputil_table_miss miss_config; | |
4127 | struct rule_dpif *rule; | |
6d328fa2 SH |
4128 | uint8_t next_id; |
4129 | ||
d8227eba JR |
4130 | /* We always unwildcard nw_frag (for IP), so they |
4131 | * need not be unwildcarded here. */ | |
4132 | if (flow->nw_frag & FLOW_NW_FRAG_ANY | |
ad99e2ed BP |
4133 | && ofproto->up.frag_handling != OFPUTIL_FRAG_NX_MATCH) { |
4134 | if (ofproto->up.frag_handling == OFPUTIL_FRAG_NORMAL) { | |
d8227eba JR |
4135 | /* We must pretend that transport ports are unavailable. */ |
4136 | flow->tp_src = htons(0); | |
4137 | flow->tp_dst = htons(0); | |
4138 | } else { | |
ad99e2ed | 4139 | /* Must be OFPUTIL_FRAG_DROP (we don't have OFPUTIL_FRAG_REASM). |
d8227eba | 4140 | * Use the drop_frags_rule (which cannot disappear). */ |
34dd0d78 | 4141 | rule = ofproto->drop_frags_rule; |
d8227eba JR |
4142 | if (stats) { |
4143 | struct oftable *tbl = &ofproto->up.tables[*table_id]; | |
4144 | unsigned long orig; | |
4145 | ||
4146 | atomic_add_relaxed(&tbl->n_matched, stats->n_packets, &orig); | |
4147 | } | |
a027899e JR |
4148 | if (xcache) { |
4149 | struct xc_entry *entry; | |
4150 | ||
4151 | entry = xlate_cache_add_entry(xcache, XC_TABLE); | |
4152 | entry->table.ofproto = ofproto; | |
4153 | entry->table.id = *table_id; | |
4154 | entry->table.match = true; | |
4155 | } | |
34dd0d78 | 4156 | return rule; |
d8227eba JR |
4157 | } |
4158 | } | |
4159 | ||
34dd0d78 JR |
4160 | /* Look up a flow with 'in_port' as the input port. Then restore the |
4161 | * original input port (otherwise OFPP_NORMAL and OFPP_IN_PORT will | |
4162 | * have surprising behavior). */ | |
4163 | flow->in_port.ofp_port = in_port; | |
4164 | ||
4165 | /* Our current implementation depends on n_tables == N_TABLES, and | |
4166 | * TBL_INTERNAL being the last table. */ | |
4167 | BUILD_ASSERT_DECL(N_TABLES == TBL_INTERNAL + 1); | |
4168 | ||
4169 | miss_config = OFPUTIL_TABLE_MISS_CONTINUE; | |
d8227eba | 4170 | |
6d328fa2 SH |
4171 | for (next_id = *table_id; |
4172 | next_id < ofproto->up.n_tables; | |
4173 | next_id++, next_id += (next_id == TBL_INTERNAL)) | |
4174 | { | |
4175 | *table_id = next_id; | |
1e1e1d19 | 4176 | rule = rule_dpif_lookup_in_table(ofproto, version, next_id, flow, wc); |
d611866c SH |
4177 | if (stats) { |
4178 | struct oftable *tbl = &ofproto->up.tables[next_id]; | |
d611866c | 4179 | unsigned long orig; |
afcea9ea | 4180 | |
34dd0d78 | 4181 | atomic_add_relaxed(rule ? &tbl->n_matched : &tbl->n_missed, |
afcea9ea | 4182 | stats->n_packets, &orig); |
d611866c | 4183 | } |
a027899e JR |
4184 | if (xcache) { |
4185 | struct xc_entry *entry; | |
4186 | ||
4187 | entry = xlate_cache_add_entry(xcache, XC_TABLE); | |
4188 | entry->table.ofproto = ofproto; | |
4189 | entry->table.id = next_id; | |
4190 | entry->table.match = (rule != NULL); | |
4191 | } | |
34dd0d78 JR |
4192 | if (rule) { |
4193 | goto out; /* Match. */ | |
4194 | } | |
4195 | if (honor_table_miss) { | |
4196 | miss_config = ofproto_table_get_miss_config(&ofproto->up, | |
4197 | *table_id); | |
4198 | if (miss_config == OFPUTIL_TABLE_MISS_CONTINUE) { | |
4199 | continue; | |
4200 | } | |
4201 | } | |
4202 | break; | |
4203 | } | |
4204 | /* Miss. */ | |
4205 | rule = ofproto->no_packet_in_rule; | |
4206 | if (may_packet_in) { | |
4207 | if (miss_config == OFPUTIL_TABLE_MISS_CONTINUE | |
4208 | || miss_config == OFPUTIL_TABLE_MISS_CONTROLLER) { | |
4209 | struct ofport_dpif *port; | |
4210 | ||
e672ff9b | 4211 | port = ofp_port_to_ofport(ofproto, old_in_port); |
34dd0d78 | 4212 | if (!port) { |
94783c7c | 4213 | VLOG_WARN_RL(&rl, "packet-in on unknown OpenFlow port %"PRIu32, |
34dd0d78 JR |
4214 | old_in_port); |
4215 | } else if (!(port->up.pp.config & OFPUTIL_PC_NO_PACKET_IN)) { | |
4216 | rule = ofproto->miss_rule; | |
6d328fa2 | 4217 | } |
34dd0d78 JR |
4218 | } else if (miss_config == OFPUTIL_TABLE_MISS_DEFAULT && |
4219 | connmgr_wants_packet_in_on_miss(ofproto->up.connmgr)) { | |
4220 | rule = ofproto->miss_rule; | |
6d328fa2 SH |
4221 | } |
4222 | } | |
d8227eba JR |
4223 | out: |
4224 | /* Restore port numbers, as they may have been modified above. */ | |
4225 | flow->tp_src = old_tp_src; | |
4226 | flow->tp_dst = old_tp_dst; | |
34dd0d78 JR |
4227 | /* Restore the old in port. */ |
4228 | flow->in_port.ofp_port = old_in_port; | |
6d328fa2 | 4229 | |
34dd0d78 | 4230 | return rule; |
a2143702 BP |
4231 | } |
4232 | ||
70742c7f EJ |
4233 | static struct rule_dpif *rule_dpif_cast(const struct rule *rule) |
4234 | { | |
4235 | return rule ? CONTAINER_OF(rule, struct rule_dpif, up) : NULL; | |
4236 | } | |
4237 | ||
abe529af BP |
4238 | static struct rule * |
4239 | rule_alloc(void) | |
4240 | { | |
3da29e32 | 4241 | struct rule_dpif *rule = xzalloc(sizeof *rule); |
abe529af BP |
4242 | return &rule->up; |
4243 | } | |
4244 | ||
4245 | static void | |
4246 | rule_dealloc(struct rule *rule_) | |
4247 | { | |
4248 | struct rule_dpif *rule = rule_dpif_cast(rule_); | |
4249 | free(rule); | |
4250 | } | |
4251 | ||
07659514 | 4252 | static enum ofperr |
1b43cf9e | 4253 | check_mask(struct ofproto_dpif *ofproto, const struct miniflow *flow) |
07659514 | 4254 | { |
95619d8c | 4255 | const struct odp_support *support; |
07659514 | 4256 | uint16_t ct_state, ct_zone; |
efba5ae4 | 4257 | ovs_u128 ct_label; |
8e53fe8c | 4258 | uint32_t ct_mark; |
07659514 | 4259 | |
07a3cd5c | 4260 | support = &ofproto->backer->support.odp; |
2a28ccc8 | 4261 | ct_state = MINIFLOW_GET_U8(flow, ct_state); |
d73ccab1 JR |
4262 | |
4263 | /* Do not bother dissecting the flow further if the datapath supports all | |
4264 | * the features we know of. */ | |
11968381 | 4265 | if (support->ct_state && support->ct_zone && support->ct_mark |
d73ccab1 JR |
4266 | && support->ct_label && support->ct_state_nat |
4267 | && support->ct_orig_tuple) { | |
11968381 JS |
4268 | return ct_state & CS_UNSUPPORTED_MASK ? OFPERR_OFPBMC_BAD_MASK : 0; |
4269 | } | |
4270 | ||
1b43cf9e JS |
4271 | ct_zone = MINIFLOW_GET_U16(flow, ct_zone); |
4272 | ct_mark = MINIFLOW_GET_U32(flow, ct_mark); | |
4273 | ct_label = MINIFLOW_GET_U128(flow, ct_label); | |
07659514 | 4274 | |
95619d8c JS |
4275 | if ((ct_state && !support->ct_state) |
4276 | || (ct_state & CS_UNSUPPORTED_MASK) | |
7b27258c | 4277 | || ((ct_state & (CS_SRC_NAT | CS_DST_NAT)) && !support->ct_state_nat) |
95619d8c JS |
4278 | || (ct_zone && !support->ct_zone) |
4279 | || (ct_mark && !support->ct_mark) | |
2ff8484b | 4280 | || (!ovs_u128_is_zero(ct_label) && !support->ct_label)) { |
95619d8c | 4281 | return OFPERR_OFPBMC_BAD_MASK; |
07659514 | 4282 | } |
95619d8c | 4283 | |
d73ccab1 JR |
4284 | if (!support->ct_orig_tuple && |
4285 | (MINIFLOW_GET_U8(flow, ct_nw_proto) || | |
4286 | MINIFLOW_GET_U16(flow, ct_tp_src) || | |
4287 | MINIFLOW_GET_U16(flow, ct_tp_dst) || | |
4288 | MINIFLOW_GET_U32(flow, ct_nw_src) || | |
4289 | MINIFLOW_GET_U32(flow, ct_nw_dst) || | |
4290 | !ovs_u128_is_zero(MINIFLOW_GET_U128(flow, ct_ipv6_src)) || | |
4291 | !ovs_u128_is_zero(MINIFLOW_GET_U128(flow, ct_ipv6_dst)))) { | |
4292 | return OFPERR_OFPBMC_BAD_MASK; | |
4293 | } | |
4294 | ||
07659514 JS |
4295 | return 0; |
4296 | } | |
4297 | ||
caa5c156 | 4298 | static void |
76c62d19 | 4299 | report_unsupported_act(const char *action, const char *detail) |
caa5c156 BP |
4300 | { |
4301 | static struct vlog_rate_limit rl = VLOG_RATE_LIMIT_INIT(1, 5); | |
76c62d19 JR |
4302 | VLOG_WARN_RL(&rl, "Rejecting %s action because datapath does not support" |
4303 | "%s%s (your kernel module may be out of date)", | |
4304 | action, detail ? " " : "", detail ? detail : ""); | |
caa5c156 BP |
4305 | } |
4306 | ||
1b43cf9e JS |
4307 | static enum ofperr |
4308 | check_actions(const struct ofproto_dpif *ofproto, | |
4309 | const struct rule_actions *const actions) | |
4310 | { | |
4311 | const struct ofpact *ofpact; | |
76c62d19 | 4312 | const struct odp_support *support = &ofproto->backer->support.odp; |
1b43cf9e JS |
4313 | |
4314 | OFPACT_FOR_EACH (ofpact, actions->ofpacts, actions->ofpacts_len) { | |
76c62d19 JR |
4315 | if (ofpact->type == OFPACT_CT) { |
4316 | const struct ofpact_conntrack *ct; | |
4317 | const struct ofpact *a; | |
1b43cf9e | 4318 | |
76c62d19 | 4319 | ct = CONTAINER_OF(ofpact, struct ofpact_conntrack, ofpact); |
1b43cf9e | 4320 | |
76c62d19 JR |
4321 | if (!support->ct_state) { |
4322 | report_unsupported_act("ct", "ct action"); | |
4323 | return OFPERR_OFPBAC_BAD_TYPE; | |
4324 | } | |
4325 | if ((ct->zone_imm || ct->zone_src.field) && !support->ct_zone) { | |
4326 | report_unsupported_act("ct", "ct zones"); | |
4327 | return OFPERR_OFPBAC_BAD_ARGUMENT; | |
4328 | } | |
4329 | /* So far the force commit feature is implemented together with the | |
4330 | * original direction tuple feature by all datapaths, so we use the | |
4331 | * support flag for the 'ct_orig_tuple' to indicate support for the | |
4332 | * force commit feature as well. */ | |
4333 | if ((ct->flags & NX_CT_F_FORCE) && !support->ct_orig_tuple) { | |
4334 | report_unsupported_act("ct", "force commit"); | |
4335 | return OFPERR_OFPBAC_BAD_ARGUMENT; | |
4336 | } | |
1b43cf9e | 4337 | |
76c62d19 JR |
4338 | OFPACT_FOR_EACH(a, ct->actions, ofpact_ct_get_action_len(ct)) { |
4339 | const struct mf_field *dst = ofpact_get_mf_dst(a); | |
1b43cf9e | 4340 | |
76c62d19 JR |
4341 | if (a->type == OFPACT_NAT && !support->ct_state_nat) { |
4342 | /* The backer doesn't seem to support the NAT bits in | |
4343 | * 'ct_state': assume that it doesn't support the NAT | |
4344 | * action. */ | |
4345 | report_unsupported_act("ct", "nat"); | |
4346 | return OFPERR_OFPBAC_BAD_TYPE; | |
4347 | } | |
4348 | if (dst && ((dst->id == MFF_CT_MARK && !support->ct_mark) || | |
4349 | (dst->id == MFF_CT_LABEL && !support->ct_label))) { | |
4350 | report_unsupported_act("ct", "setting mark and/or label"); | |
4351 | return OFPERR_OFPBAC_BAD_SET_ARGUMENT; | |
4352 | } | |
4353 | } | |
4354 | } else if (ofpact->type == OFPACT_RESUBMIT) { | |
4355 | struct ofpact_resubmit *resubmit = ofpact_get_RESUBMIT(ofpact); | |
1b43cf9e | 4356 | |
76c62d19 JR |
4357 | if (resubmit->with_ct_orig && !support->ct_orig_tuple) { |
4358 | report_unsupported_act("resubmit", | |
4359 | "ct original direction tuple"); | |
7b27258c DDP |
4360 | return OFPERR_OFPBAC_BAD_TYPE; |
4361 | } | |
1b43cf9e JS |
4362 | } |
4363 | } | |
4364 | ||
4365 | return 0; | |
4366 | } | |
4367 | ||
4368 | static enum ofperr | |
4369 | rule_check(struct rule *rule) | |
4370 | { | |
4371 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(rule->ofproto); | |
4372 | enum ofperr err; | |
4373 | ||
4374 | err = check_mask(ofproto, &rule->cr.match.mask->masks); | |
4375 | if (err) { | |
4376 | return err; | |
4377 | } | |
4378 | return check_actions(ofproto, rule->actions); | |
4379 | } | |
4380 | ||
90bf1e07 | 4381 | static enum ofperr |
abe529af | 4382 | rule_construct(struct rule *rule_) |
dc437090 | 4383 | OVS_NO_THREAD_SAFETY_ANALYSIS |
abe529af BP |
4384 | { |
4385 | struct rule_dpif *rule = rule_dpif_cast(rule_); | |
07659514 JS |
4386 | int error; |
4387 | ||
4388 | error = rule_check(rule_); | |
4389 | if (error) { | |
4390 | return error; | |
4391 | } | |
4392 | ||
97ba2d36 | 4393 | ovs_mutex_init_adaptive(&rule->stats_mutex); |
1a4ec18d JS |
4394 | rule->stats.n_packets = 0; |
4395 | rule->stats.n_bytes = 0; | |
4396 | rule->stats.used = rule->up.modified; | |
888ac0d7 | 4397 | rule->recirc_id = 0; |
39c94593 | 4398 | rule->new_rule = NULL; |
748eb2f5 | 4399 | rule->forward_counts = false; |
888ac0d7 | 4400 | |
abe529af BP |
4401 | return 0; |
4402 | } | |
4403 | ||
39c94593 | 4404 | static void |
748eb2f5 | 4405 | rule_insert(struct rule *rule_, struct rule *old_rule_, bool forward_counts) |
15aaf599 | 4406 | OVS_REQUIRES(ofproto_mutex) |
abe529af | 4407 | { |
9fbe253e | 4408 | struct rule_dpif *rule = rule_dpif_cast(rule_); |
39c94593 | 4409 | |
748eb2f5 | 4410 | if (old_rule_) { |
39c94593 JR |
4411 | struct rule_dpif *old_rule = rule_dpif_cast(old_rule_); |
4412 | ||
4413 | ovs_assert(!old_rule->new_rule); | |
4414 | ||
4415 | /* Take a reference to the new rule, and refer all stats updates from | |
4416 | * the old rule to the new rule. */ | |
07a3cd5c | 4417 | ofproto_rule_ref(&rule->up); |
39c94593 JR |
4418 | |
4419 | ovs_mutex_lock(&old_rule->stats_mutex); | |
4420 | ovs_mutex_lock(&rule->stats_mutex); | |
4421 | old_rule->new_rule = rule; /* Forward future stats. */ | |
748eb2f5 JR |
4422 | old_rule->forward_counts = forward_counts; |
4423 | ||
4424 | if (forward_counts) { | |
4425 | rule->stats = old_rule->stats; /* Transfer stats to the new | |
4426 | * rule. */ | |
4427 | } else { | |
4428 | /* Used timestamp must be forwarded whenever a rule is modified. */ | |
4429 | rule->stats.used = old_rule->stats.used; | |
4430 | } | |
39c94593 JR |
4431 | ovs_mutex_unlock(&rule->stats_mutex); |
4432 | ovs_mutex_unlock(&old_rule->stats_mutex); | |
4433 | } | |
8037acb4 BP |
4434 | } |
4435 | ||
4436 | static void | |
4437 | rule_destruct(struct rule *rule_) | |
39c94593 | 4438 | OVS_NO_THREAD_SAFETY_ANALYSIS |
8037acb4 BP |
4439 | { |
4440 | struct rule_dpif *rule = rule_dpif_cast(rule_); | |
888ac0d7 | 4441 | |
9fbe253e | 4442 | ovs_mutex_destroy(&rule->stats_mutex); |
39c94593 JR |
4443 | /* Release reference to the new rule, if any. */ |
4444 | if (rule->new_rule) { | |
07a3cd5c | 4445 | ofproto_rule_unref(&rule->new_rule->up); |
39c94593 | 4446 | } |
888ac0d7 | 4447 | if (rule->recirc_id) { |
e672ff9b | 4448 | recirc_free_id(rule->recirc_id); |
888ac0d7 | 4449 | } |
abe529af BP |
4450 | } |
4451 | ||
4452 | static void | |
dc437090 JR |
4453 | rule_get_stats(struct rule *rule_, uint64_t *packets, uint64_t *bytes, |
4454 | long long int *used) | |
abe529af BP |
4455 | { |
4456 | struct rule_dpif *rule = rule_dpif_cast(rule_); | |
abe529af | 4457 | |
9fbe253e | 4458 | ovs_mutex_lock(&rule->stats_mutex); |
39c94593 JR |
4459 | if (OVS_UNLIKELY(rule->new_rule)) { |
4460 | rule_get_stats(&rule->new_rule->up, packets, bytes, used); | |
4461 | } else { | |
4462 | *packets = rule->stats.n_packets; | |
4463 | *bytes = rule->stats.n_bytes; | |
4464 | *used = rule->stats.used; | |
4465 | } | |
9fbe253e | 4466 | ovs_mutex_unlock(&rule->stats_mutex); |
abe529af BP |
4467 | } |
4468 | ||
1f4a8933 JR |
4469 | struct ofproto_dpif_packet_out { |
4470 | struct xlate_cache xcache; | |
4471 | struct ofpbuf odp_actions; | |
4472 | struct recirc_refs rr; | |
4473 | bool needs_help; | |
4474 | }; | |
4475 | ||
4476 | ||
4477 | static struct ofproto_dpif_packet_out * | |
4478 | ofproto_dpif_packet_out_new(void) | |
4479 | { | |
4480 | struct ofproto_dpif_packet_out *aux = xmalloc(sizeof *aux); | |
4481 | xlate_cache_init(&aux->xcache); | |
4482 | ofpbuf_init(&aux->odp_actions, 64); | |
4483 | aux->rr = RECIRC_REFS_EMPTY_INITIALIZER; | |
4484 | aux->needs_help = false; | |
4485 | ||
4486 | return aux; | |
4487 | } | |
4488 | ||
4489 | static void | |
4490 | ofproto_dpif_packet_out_delete(struct ofproto_dpif_packet_out *aux) | |
4491 | { | |
4492 | if (aux) { | |
4493 | xlate_cache_uninit(&aux->xcache); | |
4494 | ofpbuf_uninit(&aux->odp_actions); | |
4495 | recirc_refs_unref(&aux->rr); | |
4496 | free(aux); | |
4497 | } | |
4498 | } | |
4499 | ||
4500 | static enum ofperr | |
4501 | packet_xlate(struct ofproto *ofproto_, struct ofproto_packet_out *opo) | |
4502 | OVS_REQUIRES(ofproto_mutex) | |
4503 | { | |
4504 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
4505 | struct xlate_out xout; | |
4506 | struct xlate_in xin; | |
4507 | enum ofperr error = 0; | |
4508 | ||
4509 | struct ofproto_dpif_packet_out *aux = ofproto_dpif_packet_out_new(); | |
4510 | ||
4511 | xlate_in_init(&xin, ofproto, opo->version, opo->flow, | |
4512 | opo->flow->in_port.ofp_port, NULL, 0, opo->packet, NULL, | |
4513 | &aux->odp_actions); | |
4514 | xin.ofpacts = opo->ofpacts; | |
4515 | xin.ofpacts_len = opo->ofpacts_len; | |
4516 | /* No learning or stats, but collect side effects to xcache. */ | |
4517 | xin.allow_side_effects = false; | |
4518 | xin.resubmit_stats = NULL; | |
4519 | xin.xcache = &aux->xcache; | |
331c07ac | 4520 | xin.in_packet_out = true; |
1f4a8933 JR |
4521 | |
4522 | if (xlate_actions(&xin, &xout) != XLATE_OK) { | |
4523 | error = OFPERR_OFPFMFC_UNKNOWN; /* Error processing actions. */ | |
4524 | goto error_out; | |
4525 | } else { | |
4526 | /* Prepare learn actions. */ | |
4527 | struct xc_entry *entry; | |
4528 | struct ofpbuf entries = aux->xcache.entries; | |
4529 | ||
4530 | XC_ENTRY_FOR_EACH (entry, &entries) { | |
4531 | if (entry->type == XC_LEARN) { | |
4532 | struct ofproto_flow_mod *ofm = entry->learn.ofm; | |
4533 | ||
4534 | error = ofproto_flow_mod_learn_refresh(ofm); | |
4535 | if (error) { | |
4536 | goto error_out; | |
4537 | } | |
4538 | struct rule *rule = ofm->temp_rule; | |
4539 | ofm->learn_adds_rule = (rule->state == RULE_INITIALIZED); | |
4540 | if (ofm->learn_adds_rule) { | |
4541 | /* If learning on a different bridge, must use its next | |
4542 | * version number. */ | |
4543 | ofm->version = (rule->ofproto == ofproto_) | |
4544 | ? opo->version : rule->ofproto->tables_version + 1; | |
4545 | error = ofproto_flow_mod_learn_start(ofm); | |
4546 | if (error) { | |
4547 | goto error_out; | |
4548 | } | |
4549 | } | |
4550 | } | |
4551 | } | |
4552 | ||
4553 | /* Success. */ | |
4554 | aux->needs_help = (xout.slow & SLOW_ACTION) != 0; | |
4555 | recirc_refs_swap(&aux->rr, &xout.recircs); /* Hold recirc refs. */ | |
4556 | } | |
4557 | xlate_out_uninit(&xout); | |
4558 | opo->aux = aux; | |
4559 | return 0; | |
4560 | ||
4561 | error_out: | |
4562 | xlate_out_uninit(&xout); | |
4563 | ofproto_dpif_packet_out_delete(aux); | |
4564 | opo->aux = NULL; | |
4565 | return error; | |
4566 | } | |
4567 | ||
6dd3c787 JR |
4568 | static void |
4569 | packet_xlate_revert(struct ofproto *ofproto OVS_UNUSED, | |
4570 | struct ofproto_packet_out *opo) | |
4571 | OVS_REQUIRES(ofproto_mutex) | |
4572 | { | |
4573 | struct ofproto_dpif_packet_out *aux = opo->aux; | |
4574 | ovs_assert(aux); | |
4575 | ||
4576 | /* Revert the learned flows. */ | |
4577 | struct xc_entry *entry; | |
4578 | struct ofpbuf entries = aux->xcache.entries; | |
4579 | ||
4580 | XC_ENTRY_FOR_EACH (entry, &entries) { | |
4581 | if (entry->type == XC_LEARN && entry->learn.ofm->learn_adds_rule) { | |
4582 | ofproto_flow_mod_learn_revert(entry->learn.ofm); | |
4583 | } | |
4584 | } | |
4585 | ||
4586 | ofproto_dpif_packet_out_delete(aux); | |
4587 | opo->aux = NULL; | |
4588 | } | |
4589 | ||
1f4a8933 JR |
4590 | /* Push stats and perform side effects of flow translation. */ |
4591 | static void | |
4592 | ofproto_dpif_xcache_execute(struct ofproto_dpif *ofproto, | |
4593 | struct xlate_cache *xcache, | |
4594 | const struct dpif_flow_stats *stats) | |
4595 | OVS_REQUIRES(ofproto_mutex) | |
4596 | { | |
4597 | struct xc_entry *entry; | |
4598 | struct ofpbuf entries = xcache->entries; | |
4599 | ||
4600 | XC_ENTRY_FOR_EACH (entry, &entries) { | |
4601 | switch (entry->type) { | |
4602 | case XC_LEARN: | |
4603 | /* Finish the learned flows. */ | |
4604 | if (entry->learn.ofm->learn_adds_rule) { | |
4605 | ofproto_flow_mod_learn_finish(entry->learn.ofm, &ofproto->up); | |
4606 | } | |
4607 | break; | |
4608 | case XC_FIN_TIMEOUT: | |
4609 | if (stats->tcp_flags & (TCP_FIN | TCP_RST)) { | |
4610 | /* 'ofproto_mutex' already held */ | |
4611 | ofproto_rule_reduce_timeouts__(&entry->fin.rule->up, | |
4612 | entry->fin.idle, | |
4613 | entry->fin.hard); | |
4614 | } | |
4615 | break; | |
4616 | /* All the rest can be dealt with by the xlate layer. */ | |
4617 | case XC_TABLE: | |
4618 | case XC_RULE: | |
4619 | case XC_BOND: | |
4620 | case XC_NETDEV: | |
4621 | case XC_NETFLOW: | |
4622 | case XC_MIRROR: | |
4623 | case XC_NORMAL: | |
4624 | case XC_GROUP: | |
4625 | case XC_TNL_NEIGH: | |
4626 | case XC_CONTROLLER: | |
4627 | xlate_push_stats_entry(entry, stats); | |
4628 | break; | |
4629 | default: | |
4630 | OVS_NOT_REACHED(); | |
4631 | } | |
4632 | } | |
4633 | } | |
4634 | ||
4635 | static void | |
4636 | packet_execute(struct ofproto *ofproto_, struct ofproto_packet_out *opo) | |
4637 | OVS_REQUIRES(ofproto_mutex) | |
4638 | { | |
4639 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
4640 | struct dpif_flow_stats stats; | |
4641 | struct dpif_execute execute; | |
4642 | ||
4643 | struct ofproto_dpif_packet_out *aux = opo->aux; | |
4644 | ovs_assert(aux); | |
4645 | ||
4646 | /* Run the side effects from the xcache. */ | |
4647 | dpif_flow_stats_extract(opo->flow, opo->packet, time_msec(), &stats); | |
4648 | ofproto_dpif_xcache_execute(ofproto, &aux->xcache, &stats); | |
4649 | ||
4650 | execute.actions = aux->odp_actions.data; | |
4651 | execute.actions_len = aux->odp_actions.size; | |
4652 | ||
4653 | pkt_metadata_from_flow(&opo->packet->md, opo->flow); | |
4654 | execute.packet = opo->packet; | |
4655 | execute.flow = opo->flow; | |
4656 | execute.needs_help = aux->needs_help; | |
4657 | execute.probe = false; | |
4658 | execute.mtu = 0; | |
4659 | ||
4660 | /* Fix up in_port. */ | |
4661 | ofproto_dpif_set_packet_odp_port(ofproto, opo->flow->in_port.ofp_port, | |
4662 | opo->packet); | |
4663 | ||
4664 | dpif_execute(ofproto->backer->dpif, &execute); | |
4665 | ofproto_dpif_packet_out_delete(aux); | |
4666 | opo->aux = NULL; | |
4667 | } | |
4668 | ||
00430a3f SH |
4669 | static struct group_dpif *group_dpif_cast(const struct ofgroup *group) |
4670 | { | |
4671 | return group ? CONTAINER_OF(group, struct group_dpif, up) : NULL; | |
4672 | } | |
4673 | ||
4674 | static struct ofgroup * | |
4675 | group_alloc(void) | |
4676 | { | |
4677 | struct group_dpif *group = xzalloc(sizeof *group); | |
4678 | return &group->up; | |
4679 | } | |
4680 | ||
4681 | static void | |
4682 | group_dealloc(struct ofgroup *group_) | |
4683 | { | |
4684 | struct group_dpif *group = group_dpif_cast(group_); | |
4685 | free(group); | |
4686 | } | |
4687 | ||
4688 | static void | |
4689 | group_construct_stats(struct group_dpif *group) | |
4690 | OVS_REQUIRES(group->stats_mutex) | |
4691 | { | |
4692 | group->packet_count = 0; | |
4693 | group->byte_count = 0; | |
1e684d7d | 4694 | |
07a3cd5c BP |
4695 | struct ofputil_bucket *bucket; |
4696 | LIST_FOR_EACH (bucket, list_node, &group->up.buckets) { | |
1e684d7d RW |
4697 | bucket->stats.packet_count = 0; |
4698 | bucket->stats.byte_count = 0; | |
00430a3f SH |
4699 | } |
4700 | } | |
4701 | ||
1e684d7d RW |
4702 | void |
4703 | group_dpif_credit_stats(struct group_dpif *group, | |
4704 | struct ofputil_bucket *bucket, | |
4705 | const struct dpif_flow_stats *stats) | |
4706 | { | |
4707 | ovs_mutex_lock(&group->stats_mutex); | |
4708 | group->packet_count += stats->n_packets; | |
4709 | group->byte_count += stats->n_bytes; | |
4710 | if (bucket) { | |
4711 | bucket->stats.packet_count += stats->n_packets; | |
4712 | bucket->stats.byte_count += stats->n_bytes; | |
4713 | } else { /* Credit to all buckets */ | |
07a3cd5c BP |
4714 | struct ofputil_bucket *bucket; |
4715 | LIST_FOR_EACH (bucket, list_node, &group->up.buckets) { | |
1e684d7d RW |
4716 | bucket->stats.packet_count += stats->n_packets; |
4717 | bucket->stats.byte_count += stats->n_bytes; | |
4718 | } | |
4719 | } | |
4720 | ovs_mutex_unlock(&group->stats_mutex); | |
4721 | } | |
4722 | ||
00430a3f SH |
4723 | static enum ofperr |
4724 | group_construct(struct ofgroup *group_) | |
4725 | { | |
4726 | struct group_dpif *group = group_dpif_cast(group_); | |
5a070238 | 4727 | |
97ba2d36 | 4728 | ovs_mutex_init_adaptive(&group->stats_mutex); |
00430a3f SH |
4729 | ovs_mutex_lock(&group->stats_mutex); |
4730 | group_construct_stats(group); | |
4731 | ovs_mutex_unlock(&group->stats_mutex); | |
4732 | return 0; | |
4733 | } | |
4734 | ||
00430a3f SH |
4735 | static void |
4736 | group_destruct(struct ofgroup *group_) | |
4737 | { | |
4738 | struct group_dpif *group = group_dpif_cast(group_); | |
00430a3f SH |
4739 | ovs_mutex_destroy(&group->stats_mutex); |
4740 | } | |
4741 | ||
00430a3f SH |
4742 | static enum ofperr |
4743 | group_get_stats(const struct ofgroup *group_, struct ofputil_group_stats *ogs) | |
4744 | { | |
4745 | struct group_dpif *group = group_dpif_cast(group_); | |
4746 | ||
00430a3f SH |
4747 | ovs_mutex_lock(&group->stats_mutex); |
4748 | ogs->packet_count = group->packet_count; | |
4749 | ogs->byte_count = group->byte_count; | |
1e684d7d | 4750 | |
07a3cd5c BP |
4751 | struct bucket_counter *bucket_stats = ogs->bucket_stats; |
4752 | struct ofputil_bucket *bucket; | |
4753 | LIST_FOR_EACH (bucket, list_node, &group->up.buckets) { | |
1e684d7d RW |
4754 | bucket_stats->packet_count = bucket->stats.packet_count; |
4755 | bucket_stats->byte_count = bucket->stats.byte_count; | |
4756 | bucket_stats++; | |
4757 | } | |
00430a3f SH |
4758 | ovs_mutex_unlock(&group->stats_mutex); |
4759 | ||
4760 | return 0; | |
4761 | } | |
f4fb341b | 4762 | |
809c7548 RW |
4763 | /* If the group exists, this function increments the groups's reference count. |
4764 | * | |
07a3cd5c | 4765 | * Make sure to call ofproto_group_unref() after no longer needing to maintain |
809c7548 | 4766 | * a reference to the group. */ |
db88b35c | 4767 | struct group_dpif * |
76973237 | 4768 | group_dpif_lookup(struct ofproto_dpif *ofproto, uint32_t group_id, |
5d08a275 | 4769 | ovs_version_t version, bool take_ref) |
f4fb341b | 4770 | { |
76973237 | 4771 | struct ofgroup *ofgroup = ofproto_group_lookup(&ofproto->up, group_id, |
5d08a275 | 4772 | version, take_ref); |
db88b35c | 4773 | return ofgroup ? group_dpif_cast(ofgroup) : NULL; |
f4fb341b | 4774 | } |
abe529af | 4775 | \f |
2eb79142 JG |
4776 | /* Sends 'packet' out 'ofport'. If 'port' is a tunnel and that tunnel type |
4777 | * supports a notion of an OAM flag, sets it if 'oam' is true. | |
52a90c29 | 4778 | * May modify 'packet'. |
abe529af | 4779 | * Returns 0 if successful, otherwise a positive errno value. */ |
91d6cd12 | 4780 | int |
2eb79142 JG |
4781 | ofproto_dpif_send_packet(const struct ofport_dpif *ofport, bool oam, |
4782 | struct dp_packet *packet) | |
abe529af | 4783 | { |
79e15b78 | 4784 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofport->up.ofproto); |
abe529af BP |
4785 | int error; |
4786 | ||
2eb79142 | 4787 | error = xlate_send_packet(ofport, oam, packet); |
79e15b78 | 4788 | |
0da3c61b | 4789 | ovs_mutex_lock(&ofproto->stats_mutex); |
79e15b78 | 4790 | ofproto->stats.tx_packets++; |
cf62fa4c | 4791 | ofproto->stats.tx_bytes += dp_packet_size(packet); |
0da3c61b | 4792 | ovs_mutex_unlock(&ofproto->stats_mutex); |
abe529af BP |
4793 | return error; |
4794 | } | |
9583bc14 | 4795 | \f |
b5cbbcf6 AZ |
4796 | /* Return the version string of the datapath that backs up |
4797 | * this 'ofproto'. | |
4798 | */ | |
4799 | static const char * | |
4800 | get_datapath_version(const struct ofproto *ofproto_) | |
4801 | { | |
4802 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
4803 | ||
4804 | return ofproto->backer->dp_version_string; | |
4805 | } | |
4806 | ||
d4f6865c DDP |
4807 | static void |
4808 | type_set_config(const char *type, const struct smap *other_config) | |
4809 | { | |
4810 | struct dpif_backer *backer; | |
4811 | ||
4812 | backer = shash_find_data(&all_dpif_backers, type); | |
4813 | if (!backer) { | |
4814 | /* This is not necessarily a problem, since backers are only | |
4815 | * created on demand. */ | |
4816 | return; | |
4817 | } | |
4818 | ||
4819 | dpif_set_config(backer->dpif, other_config); | |
4820 | } | |
4821 | ||
2a7c4805 JP |
4822 | static void |
4823 | ct_flush(const struct ofproto *ofproto_, const uint16_t *zone) | |
4824 | { | |
4825 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
4826 | ||
4827 | ct_dpif_flush(ofproto->backer->dpif, zone); | |
4828 | } | |
4829 | ||
9583bc14 EJ |
4830 | static bool |
4831 | set_frag_handling(struct ofproto *ofproto_, | |
ad99e2ed | 4832 | enum ofputil_frag_handling frag_handling) |
abe529af BP |
4833 | { |
4834 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
ad99e2ed | 4835 | if (frag_handling != OFPUTIL_FRAG_REASM) { |
2cc3c58e | 4836 | ofproto->backer->need_revalidate = REV_RECONFIGURE; |
7257b535 BP |
4837 | return true; |
4838 | } else { | |
4839 | return false; | |
4840 | } | |
abe529af BP |
4841 | } |
4842 | ||
77ab5fd2 BP |
4843 | static enum ofperr |
4844 | nxt_resume(struct ofproto *ofproto_, | |
4845 | const struct ofputil_packet_in_private *pin) | |
4846 | { | |
4847 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
4848 | ||
4849 | /* Translate pin into datapath actions. */ | |
4850 | uint64_t odp_actions_stub[1024 / 8]; | |
4851 | struct ofpbuf odp_actions = OFPBUF_STUB_INITIALIZER(odp_actions_stub); | |
4852 | enum slow_path_reason slow; | |
4853 | enum ofperr error = xlate_resume(ofproto, pin, &odp_actions, &slow); | |
4854 | ||
4855 | /* Steal 'pin->packet' and put it into a dp_packet. */ | |
4856 | struct dp_packet packet; | |
4857 | dp_packet_init(&packet, pin->public.packet_len); | |
4858 | dp_packet_put(&packet, pin->public.packet, pin->public.packet_len); | |
4859 | ||
1df7f7aa NS |
4860 | pkt_metadata_from_flow(&packet.md, &pin->public.flow_metadata.flow); |
4861 | ||
4862 | /* Fix up in_port. */ | |
4863 | ofproto_dpif_set_packet_odp_port(ofproto, | |
4864 | pin->public.flow_metadata.flow.in_port.ofp_port, | |
4865 | &packet); | |
4866 | ||
10b3f505 NS |
4867 | struct flow headers; |
4868 | flow_extract(&packet, &headers); | |
4869 | ||
77ab5fd2 BP |
4870 | /* Execute the datapath actions on the packet. */ |
4871 | struct dpif_execute execute = { | |
4872 | .actions = odp_actions.data, | |
4873 | .actions_len = odp_actions.size, | |
4874 | .needs_help = (slow & SLOW_ACTION) != 0, | |
4875 | .packet = &packet, | |
1cceb31b | 4876 | .flow = &headers, |
77ab5fd2 BP |
4877 | }; |
4878 | dpif_execute(ofproto->backer->dpif, &execute); | |
4879 | ||
4880 | /* Clean up. */ | |
4881 | ofpbuf_uninit(&odp_actions); | |
4882 | dp_packet_uninit(&packet); | |
4883 | ||
4884 | return error; | |
4885 | } | |
6fca1ffb BP |
4886 | \f |
4887 | /* NetFlow. */ | |
4888 | ||
4889 | static int | |
4890 | set_netflow(struct ofproto *ofproto_, | |
4891 | const struct netflow_options *netflow_options) | |
4892 | { | |
4893 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
4894 | ||
4895 | if (netflow_options) { | |
4896 | if (!ofproto->netflow) { | |
4897 | ofproto->netflow = netflow_create(); | |
7bab1576 | 4898 | ofproto->backer->need_revalidate = REV_RECONFIGURE; |
6fca1ffb BP |
4899 | } |
4900 | return netflow_set_options(ofproto->netflow, netflow_options); | |
7bab1576 EJ |
4901 | } else if (ofproto->netflow) { |
4902 | ofproto->backer->need_revalidate = REV_RECONFIGURE; | |
8e407f27 | 4903 | netflow_unref(ofproto->netflow); |
6fca1ffb | 4904 | ofproto->netflow = NULL; |
6fca1ffb | 4905 | } |
7bab1576 EJ |
4906 | |
4907 | return 0; | |
6fca1ffb | 4908 | } |
abe529af BP |
4909 | |
4910 | static void | |
4911 | get_netflow_ids(const struct ofproto *ofproto_, | |
4912 | uint8_t *engine_type, uint8_t *engine_id) | |
4913 | { | |
4914 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
4915 | ||
acf60855 | 4916 | dpif_get_netflow_ids(ofproto->backer->dpif, engine_type, engine_id); |
abe529af BP |
4917 | } |
4918 | \f | |
d13ee228 | 4919 | struct ofproto_dpif * |
abe529af BP |
4920 | ofproto_dpif_lookup(const char *name) |
4921 | { | |
b44a10b7 BP |
4922 | struct ofproto_dpif *ofproto; |
4923 | ||
4924 | HMAP_FOR_EACH_WITH_HASH (ofproto, all_ofproto_dpifs_node, | |
4925 | hash_string(name, 0), &all_ofproto_dpifs) { | |
4926 | if (!strcmp(ofproto->up.name, name)) { | |
4927 | return ofproto; | |
4928 | } | |
4929 | } | |
4930 | return NULL; | |
abe529af BP |
4931 | } |
4932 | ||
f0a3aa2e | 4933 | static void |
96e466a3 | 4934 | ofproto_unixctl_fdb_flush(struct unixctl_conn *conn, int argc, |
0e15264f | 4935 | const char *argv[], void *aux OVS_UNUSED) |
f0a3aa2e | 4936 | { |
490df1ef | 4937 | struct ofproto_dpif *ofproto; |
f0a3aa2e | 4938 | |
96e466a3 EJ |
4939 | if (argc > 1) { |
4940 | ofproto = ofproto_dpif_lookup(argv[1]); | |
4941 | if (!ofproto) { | |
bde9f75d | 4942 | unixctl_command_reply_error(conn, "no such bridge"); |
96e466a3 EJ |
4943 | return; |
4944 | } | |
509c0149 | 4945 | ovs_rwlock_wrlock(&ofproto->ml->rwlock); |
30618594 | 4946 | mac_learning_flush(ofproto->ml); |
509c0149 | 4947 | ovs_rwlock_unlock(&ofproto->ml->rwlock); |
96e466a3 EJ |
4948 | } else { |
4949 | HMAP_FOR_EACH (ofproto, all_ofproto_dpifs_node, &all_ofproto_dpifs) { | |
509c0149 | 4950 | ovs_rwlock_wrlock(&ofproto->ml->rwlock); |
30618594 | 4951 | mac_learning_flush(ofproto->ml); |
509c0149 | 4952 | ovs_rwlock_unlock(&ofproto->ml->rwlock); |
96e466a3 | 4953 | } |
f0a3aa2e | 4954 | } |
f0a3aa2e | 4955 | |
bde9f75d | 4956 | unixctl_command_reply(conn, "table successfully flushed"); |
f0a3aa2e AA |
4957 | } |
4958 | ||
08fdcc12 FL |
4959 | static void |
4960 | ofproto_unixctl_mcast_snooping_flush(struct unixctl_conn *conn, int argc, | |
4961 | const char *argv[], void *aux OVS_UNUSED) | |
4962 | { | |
4963 | struct ofproto_dpif *ofproto; | |
4964 | ||
4965 | if (argc > 1) { | |
4966 | ofproto = ofproto_dpif_lookup(argv[1]); | |
4967 | if (!ofproto) { | |
4968 | unixctl_command_reply_error(conn, "no such bridge"); | |
4969 | return; | |
4970 | } | |
4971 | ||
4972 | if (!mcast_snooping_enabled(ofproto->ms)) { | |
4973 | unixctl_command_reply_error(conn, "multicast snooping is disabled"); | |
4974 | return; | |
4975 | } | |
4976 | mcast_snooping_mdb_flush(ofproto->ms); | |
4977 | } else { | |
4978 | HMAP_FOR_EACH (ofproto, all_ofproto_dpifs_node, &all_ofproto_dpifs) { | |
4979 | if (!mcast_snooping_enabled(ofproto->ms)) { | |
4980 | continue; | |
4981 | } | |
4982 | mcast_snooping_mdb_flush(ofproto->ms); | |
4983 | } | |
4984 | } | |
4985 | ||
4986 | unixctl_command_reply(conn, "table successfully flushed"); | |
4987 | } | |
4988 | ||
46c88433 EJ |
4989 | static struct ofport_dpif * |
4990 | ofbundle_get_a_port(const struct ofbundle *bundle) | |
4991 | { | |
417e7e66 | 4992 | return CONTAINER_OF(ovs_list_front(&bundle->ports), struct ofport_dpif, |
46c88433 EJ |
4993 | bundle_node); |
4994 | } | |
4995 | ||
abe529af | 4996 | static void |
0e15264f BP |
4997 | ofproto_unixctl_fdb_show(struct unixctl_conn *conn, int argc OVS_UNUSED, |
4998 | const char *argv[], void *aux OVS_UNUSED) | |
abe529af BP |
4999 | { |
5000 | struct ds ds = DS_EMPTY_INITIALIZER; | |
5001 | const struct ofproto_dpif *ofproto; | |
5002 | const struct mac_entry *e; | |
5003 | ||
0e15264f | 5004 | ofproto = ofproto_dpif_lookup(argv[1]); |
abe529af | 5005 | if (!ofproto) { |
bde9f75d | 5006 | unixctl_command_reply_error(conn, "no such bridge"); |
abe529af BP |
5007 | return; |
5008 | } | |
5009 | ||
5010 | ds_put_cstr(&ds, " port VLAN MAC Age\n"); | |
509c0149 | 5011 | ovs_rwlock_rdlock(&ofproto->ml->rwlock); |
abe529af | 5012 | LIST_FOR_EACH (e, lru_node, &ofproto->ml->lrus) { |
9d078ec2 | 5013 | struct ofbundle *bundle = mac_entry_get_port(ofproto->ml, e); |
2f2b904f | 5014 | char name[OFP10_MAX_PORT_NAME_LEN]; |
ad28062f BP |
5015 | |
5016 | ofputil_port_to_string(ofbundle_get_a_port(bundle)->up.ofp_port, | |
50f96b10 | 5017 | NULL, name, sizeof name); |
ad28062f BP |
5018 | ds_put_format(&ds, "%5s %4d "ETH_ADDR_FMT" %3d\n", |
5019 | name, e->vlan, ETH_ADDR_ARGS(e->mac), | |
e764773c | 5020 | mac_entry_age(ofproto->ml, e)); |
abe529af | 5021 | } |
509c0149 | 5022 | ovs_rwlock_unlock(&ofproto->ml->rwlock); |
bde9f75d | 5023 | unixctl_command_reply(conn, ds_cstr(&ds)); |
abe529af BP |
5024 | ds_destroy(&ds); |
5025 | } | |
5026 | ||
08fdcc12 FL |
5027 | static void |
5028 | ofproto_unixctl_mcast_snooping_show(struct unixctl_conn *conn, | |
5029 | int argc OVS_UNUSED, | |
5030 | const char *argv[], | |
5031 | void *aux OVS_UNUSED) | |
5032 | { | |
5033 | struct ds ds = DS_EMPTY_INITIALIZER; | |
5034 | const struct ofproto_dpif *ofproto; | |
5035 | const struct ofbundle *bundle; | |
5036 | const struct mcast_group *grp; | |
5037 | struct mcast_group_bundle *b; | |
5038 | struct mcast_mrouter_bundle *mrouter; | |
5039 | ||
5040 | ofproto = ofproto_dpif_lookup(argv[1]); | |
5041 | if (!ofproto) { | |
5042 | unixctl_command_reply_error(conn, "no such bridge"); | |
5043 | return; | |
5044 | } | |
5045 | ||
5046 | if (!mcast_snooping_enabled(ofproto->ms)) { | |
5047 | unixctl_command_reply_error(conn, "multicast snooping is disabled"); | |
5048 | return; | |
5049 | } | |
5050 | ||
5051 | ds_put_cstr(&ds, " port VLAN GROUP Age\n"); | |
5052 | ovs_rwlock_rdlock(&ofproto->ms->rwlock); | |
5053 | LIST_FOR_EACH (grp, group_node, &ofproto->ms->group_lru) { | |
5054 | LIST_FOR_EACH(b, bundle_node, &grp->bundle_lru) { | |
2f2b904f | 5055 | char name[OFP10_MAX_PORT_NAME_LEN]; |
08fdcc12 FL |
5056 | |
5057 | bundle = b->port; | |
5058 | ofputil_port_to_string(ofbundle_get_a_port(bundle)->up.ofp_port, | |
50f96b10 | 5059 | NULL, name, sizeof name); |
964a4d5f | 5060 | ds_put_format(&ds, "%5s %4d ", name, grp->vlan); |
ac6d120f | 5061 | ipv6_format_mapped(&grp->addr, &ds); |
964a4d5f | 5062 | ds_put_format(&ds, " %3d\n", |
08fdcc12 FL |
5063 | mcast_bundle_age(ofproto->ms, b)); |
5064 | } | |
5065 | } | |
5066 | ||
5067 | /* ports connected to multicast routers */ | |
5068 | LIST_FOR_EACH(mrouter, mrouter_node, &ofproto->ms->mrouter_lru) { | |
2f2b904f | 5069 | char name[OFP10_MAX_PORT_NAME_LEN]; |
08fdcc12 FL |
5070 | |
5071 | bundle = mrouter->port; | |
5072 | ofputil_port_to_string(ofbundle_get_a_port(bundle)->up.ofp_port, | |
50f96b10 | 5073 | NULL, name, sizeof name); |
c4bb1f8b | 5074 | ds_put_format(&ds, "%5s %4d querier %3d\n", |
08fdcc12 FL |
5075 | name, mrouter->vlan, |
5076 | mcast_mrouter_age(ofproto->ms, mrouter)); | |
5077 | } | |
5078 | ovs_rwlock_unlock(&ofproto->ms->rwlock); | |
5079 | unixctl_command_reply(conn, ds_cstr(&ds)); | |
5080 | ds_destroy(&ds); | |
5081 | } | |
5082 | ||
27022416 JP |
5083 | /* Store the current ofprotos in 'ofproto_shash'. Returns a sorted list |
5084 | * of the 'ofproto_shash' nodes. It is the responsibility of the caller | |
5085 | * to destroy 'ofproto_shash' and free the returned value. */ | |
5086 | static const struct shash_node ** | |
5087 | get_ofprotos(struct shash *ofproto_shash) | |
5088 | { | |
5089 | const struct ofproto_dpif *ofproto; | |
5090 | ||
5091 | HMAP_FOR_EACH (ofproto, all_ofproto_dpifs_node, &all_ofproto_dpifs) { | |
5092 | char *name = xasprintf("%s@%s", ofproto->up.type, ofproto->up.name); | |
5093 | shash_add_nocopy(ofproto_shash, name, ofproto); | |
5094 | } | |
5095 | ||
5096 | return shash_sort(ofproto_shash); | |
5097 | } | |
5098 | ||
5099 | static void | |
5100 | ofproto_unixctl_dpif_dump_dps(struct unixctl_conn *conn, int argc OVS_UNUSED, | |
5101 | const char *argv[] OVS_UNUSED, | |
5102 | void *aux OVS_UNUSED) | |
5103 | { | |
5104 | struct ds ds = DS_EMPTY_INITIALIZER; | |
5105 | struct shash ofproto_shash; | |
5106 | const struct shash_node **sorted_ofprotos; | |
5107 | int i; | |
5108 | ||
5109 | shash_init(&ofproto_shash); | |
5110 | sorted_ofprotos = get_ofprotos(&ofproto_shash); | |
5111 | for (i = 0; i < shash_count(&ofproto_shash); i++) { | |
5112 | const struct shash_node *node = sorted_ofprotos[i]; | |
5113 | ds_put_format(&ds, "%s\n", node->name); | |
5114 | } | |
5115 | ||
5116 | shash_destroy(&ofproto_shash); | |
5117 | free(sorted_ofprotos); | |
5118 | ||
5119 | unixctl_command_reply(conn, ds_cstr(&ds)); | |
5120 | ds_destroy(&ds); | |
5121 | } | |
5122 | ||
a98b700d | 5123 | static void |
1c2f091b | 5124 | show_dp_feature_bool(struct ds *ds, const char *feature, bool b) |
a98b700d AZ |
5125 | { |
5126 | ds_put_format(ds, "%s: %s\n", feature, b ? "Yes" : "No"); | |
5127 | } | |
5128 | ||
5129 | static void | |
1c2f091b | 5130 | show_dp_feature_size_t(struct ds *ds, const char *feature, size_t s) |
a98b700d AZ |
5131 | { |
5132 | ds_put_format(ds, "%s: %"PRIuSIZE"\n", feature, s); | |
5133 | } | |
5134 | ||
5135 | static void | |
5136 | dpif_show_support(const struct dpif_backer_support *support, struct ds *ds) | |
5137 | { | |
1c2f091b AZ |
5138 | #define DPIF_SUPPORT_FIELD(TYPE, NAME, TITLE) \ |
5139 | show_dp_feature_##TYPE (ds, TITLE, support->NAME); | |
5140 | DPIF_SUPPORT_FIELDS | |
5141 | #undef DPIF_SUPPORT_FIELD | |
5142 | ||
5143 | #define ODP_SUPPORT_FIELD(TYPE, NAME, TITLE) \ | |
5144 | show_dp_feature_##TYPE (ds, TITLE, support->odp.NAME ); | |
5145 | ODP_SUPPORT_FIELDS | |
5146 | #undef ODP_SUPPORT_FIELD | |
a98b700d AZ |
5147 | } |
5148 | ||
dc54ef36 EJ |
5149 | static void |
5150 | dpif_show_backer(const struct dpif_backer *backer, struct ds *ds) | |
27022416 | 5151 | { |
dc54ef36 | 5152 | const struct shash_node **ofprotos; |
e79a6c83 | 5153 | struct dpif_dp_stats dp_stats; |
dc54ef36 | 5154 | struct shash ofproto_shash; |
09672174 | 5155 | size_t i; |
655ab909 | 5156 | |
e79a6c83 | 5157 | dpif_get_dp_stats(backer->dpif, &dp_stats); |
dc54ef36 | 5158 | ds_put_format(ds, "%s: hit:%"PRIu64" missed:%"PRIu64"\n", |
e79a6c83 | 5159 | dpif_name(backer->dpif), dp_stats.n_hit, dp_stats.n_missed); |
dc54ef36 | 5160 | |
dc54ef36 EJ |
5161 | shash_init(&ofproto_shash); |
5162 | ofprotos = get_ofprotos(&ofproto_shash); | |
5163 | for (i = 0; i < shash_count(&ofproto_shash); i++) { | |
5164 | struct ofproto_dpif *ofproto = ofprotos[i]->data; | |
5165 | const struct shash_node **ports; | |
5166 | size_t j; | |
0a740f48 | 5167 | |
dc54ef36 EJ |
5168 | if (ofproto->backer != backer) { |
5169 | continue; | |
0a740f48 | 5170 | } |
27022416 | 5171 | |
e79a6c83 | 5172 | ds_put_format(ds, "\t%s:\n", ofproto->up.name); |
dc54ef36 EJ |
5173 | |
5174 | ports = shash_sort(&ofproto->up.port_by_name); | |
5175 | for (j = 0; j < shash_count(&ofproto->up.port_by_name); j++) { | |
5176 | const struct shash_node *node = ports[j]; | |
5177 | struct ofport *ofport = node->data; | |
5178 | struct smap config; | |
4e022ec0 | 5179 | odp_port_t odp_port; |
27022416 | 5180 | |
dc54ef36 EJ |
5181 | ds_put_format(ds, "\t\t%s %u/", netdev_get_name(ofport->netdev), |
5182 | ofport->ofp_port); | |
27022416 | 5183 | |
dc54ef36 | 5184 | odp_port = ofp_port_to_odp_port(ofproto, ofport->ofp_port); |
4e022ec0 | 5185 | if (odp_port != ODPP_NONE) { |
dc54ef36 EJ |
5186 | ds_put_format(ds, "%"PRIu32":", odp_port); |
5187 | } else { | |
5188 | ds_put_cstr(ds, "none:"); | |
5189 | } | |
27022416 | 5190 | |
dc54ef36 | 5191 | ds_put_format(ds, " (%s", netdev_get_type(ofport->netdev)); |
27022416 | 5192 | |
dc54ef36 EJ |
5193 | smap_init(&config); |
5194 | if (!netdev_get_config(ofport->netdev, &config)) { | |
5195 | const struct smap_node **nodes; | |
5196 | size_t i; | |
27022416 | 5197 | |
dc54ef36 EJ |
5198 | nodes = smap_sort(&config); |
5199 | for (i = 0; i < smap_count(&config); i++) { | |
5200 | const struct smap_node *node = nodes[i]; | |
5201 | ds_put_format(ds, "%c %s=%s", i ? ',' : ':', | |
5202 | node->key, node->value); | |
5203 | } | |
5204 | free(nodes); | |
27022416 | 5205 | } |
dc54ef36 EJ |
5206 | smap_destroy(&config); |
5207 | ||
27022416 | 5208 | ds_put_char(ds, ')'); |
dc54ef36 | 5209 | ds_put_char(ds, '\n'); |
27022416 | 5210 | } |
dc54ef36 | 5211 | free(ports); |
27022416 | 5212 | } |
dc54ef36 EJ |
5213 | shash_destroy(&ofproto_shash); |
5214 | free(ofprotos); | |
27022416 JP |
5215 | } |
5216 | ||
5217 | static void | |
dc54ef36 EJ |
5218 | ofproto_unixctl_dpif_show(struct unixctl_conn *conn, int argc OVS_UNUSED, |
5219 | const char *argv[] OVS_UNUSED, void *aux OVS_UNUSED) | |
27022416 JP |
5220 | { |
5221 | struct ds ds = DS_EMPTY_INITIALIZER; | |
dc54ef36 EJ |
5222 | const struct shash_node **backers; |
5223 | int i; | |
27022416 | 5224 | |
dc54ef36 EJ |
5225 | backers = shash_sort(&all_dpif_backers); |
5226 | for (i = 0; i < shash_count(&all_dpif_backers); i++) { | |
5227 | dpif_show_backer(backers[i]->data, &ds); | |
27022416 | 5228 | } |
dc54ef36 | 5229 | free(backers); |
27022416 JP |
5230 | |
5231 | unixctl_command_reply(conn, ds_cstr(&ds)); | |
5232 | ds_destroy(&ds); | |
5233 | } | |
5234 | ||
5235 | static void | |
5236 | ofproto_unixctl_dpif_dump_flows(struct unixctl_conn *conn, | |
5237 | int argc OVS_UNUSED, const char *argv[], | |
5238 | void *aux OVS_UNUSED) | |
5239 | { | |
27022416 | 5240 | const struct ofproto_dpif *ofproto; |
ac64794a BP |
5241 | |
5242 | struct ds ds = DS_EMPTY_INITIALIZER; | |
ac64794a BP |
5243 | |
5244 | struct dpif_flow_dump *flow_dump; | |
5245 | struct dpif_flow_dump_thread *flow_dump_thread; | |
5246 | struct dpif_flow f; | |
938eaa50 | 5247 | int error; |
27022416 | 5248 | |
04b541df | 5249 | ofproto = ofproto_dpif_lookup(argv[argc - 1]); |
27022416 JP |
5250 | if (!ofproto) { |
5251 | unixctl_command_reply_error(conn, "no such bridge"); | |
5252 | return; | |
5253 | } | |
5254 | ||
d1fd1ea9 BP |
5255 | bool verbosity = false; |
5256 | bool names = false; | |
5257 | bool set_names = false; | |
5258 | for (int i = 1; i < argc - 1; i++) { | |
5259 | if (!strcmp(argv[i], "-m")) { | |
5260 | verbosity = true; | |
5261 | } else if (!strcmp(argv[i], "--names")) { | |
5262 | names = true; | |
5263 | set_names = true; | |
5264 | } else if (!strcmp(argv[i], "--no-names")) { | |
5265 | names = false; | |
5266 | set_names = true; | |
5267 | } | |
5268 | } | |
5269 | if (!set_names) { | |
5270 | names = verbosity; | |
04b541df GS |
5271 | } |
5272 | ||
d1fd1ea9 BP |
5273 | struct hmap *portno_names = NULL; |
5274 | if (names) { | |
5275 | portno_names = xmalloc(sizeof *portno_names); | |
5276 | hmap_init(portno_names); | |
5277 | ||
5278 | struct dpif_port dpif_port; | |
5279 | struct dpif_port_dump port_dump; | |
5280 | DPIF_PORT_FOR_EACH (&dpif_port, &port_dump, ofproto->backer->dpif) { | |
5281 | odp_portno_names_set(portno_names, dpif_port.port_no, | |
5282 | dpif_port.name); | |
5283 | } | |
04b541df GS |
5284 | } |
5285 | ||
1b849273 | 5286 | ds_init(&ds); |
7e8b7199 | 5287 | flow_dump = dpif_flow_dump_create(ofproto->backer->dpif, false, NULL); |
ac64794a BP |
5288 | flow_dump_thread = dpif_flow_dump_thread_create(flow_dump); |
5289 | while (dpif_flow_dump_next(flow_dump_thread, &f, 1)) { | |
ef377a58 JR |
5290 | struct flow flow; |
5291 | ||
5292 | if (odp_flow_key_to_flow(f.key, f.key_len, &flow) == ODP_FIT_ERROR | |
5293 | || xlate_lookup_ofproto(ofproto->backer, &flow, NULL) != ofproto) { | |
04d08d54 EJ |
5294 | continue; |
5295 | } | |
5296 | ||
70e5ed6f JS |
5297 | if (verbosity) { |
5298 | odp_format_ufid(&f.ufid, &ds); | |
5299 | ds_put_cstr(&ds, " "); | |
5300 | } | |
ac64794a | 5301 | odp_flow_format(f.key, f.key_len, f.mask, f.mask_len, |
d1fd1ea9 | 5302 | portno_names, &ds, verbosity); |
1b849273 | 5303 | ds_put_cstr(&ds, ", "); |
ac64794a | 5304 | dpif_flow_stats_format(&f.stats, &ds); |
27022416 | 5305 | ds_put_cstr(&ds, ", actions:"); |
0722f341 | 5306 | format_odp_actions(&ds, f.actions, f.actions_len, portno_names); |
27022416 JP |
5307 | ds_put_char(&ds, '\n'); |
5308 | } | |
ac64794a BP |
5309 | dpif_flow_dump_thread_destroy(flow_dump_thread); |
5310 | error = dpif_flow_dump_destroy(flow_dump); | |
27022416 | 5311 | |
938eaa50 | 5312 | if (error) { |
1b849273 JS |
5313 | ds_clear(&ds); |
5314 | ds_put_format(&ds, "dpif/dump_flows failed: %s", ovs_strerror(errno)); | |
5315 | unixctl_command_reply_error(conn, ds_cstr(&ds)); | |
5316 | } else { | |
5317 | unixctl_command_reply(conn, ds_cstr(&ds)); | |
5318 | } | |
d1fd1ea9 BP |
5319 | if (portno_names) { |
5320 | odp_portno_names_destroy(portno_names); | |
5321 | hmap_destroy(portno_names); | |
5322 | free(portno_names); | |
5323 | } | |
27022416 JP |
5324 | ds_destroy(&ds); |
5325 | } | |
5326 | ||
abe529af | 5327 | static void |
a36de779 PS |
5328 | ofproto_revalidate_all_backers(void) |
5329 | { | |
5330 | const struct shash_node **backers; | |
5331 | int i; | |
5332 | ||
5333 | backers = shash_sort(&all_dpif_backers); | |
5334 | for (i = 0; i < shash_count(&all_dpif_backers); i++) { | |
5335 | struct dpif_backer *backer = backers[i]->data; | |
5336 | backer->need_revalidate = REV_RECONFIGURE; | |
5337 | } | |
5338 | free(backers); | |
5339 | } | |
5340 | ||
5341 | static void | |
5342 | disable_tnl_push_pop(struct unixctl_conn *conn OVS_UNUSED, int argc OVS_UNUSED, | |
5343 | const char *argv[], void *aux OVS_UNUSED) | |
5344 | { | |
5345 | if (!strcasecmp(argv[1], "off")) { | |
5346 | ofproto_use_tnl_push_pop = false; | |
5347 | unixctl_command_reply(conn, "Tunnel push-pop off"); | |
5348 | ofproto_revalidate_all_backers(); | |
5349 | } else if (!strcasecmp(argv[1], "on")) { | |
5350 | ofproto_use_tnl_push_pop = true; | |
5351 | unixctl_command_reply(conn, "Tunnel push-pop on"); | |
5352 | ofproto_revalidate_all_backers(); | |
a6313b25 IM |
5353 | } else { |
5354 | unixctl_command_reply_error(conn, "Invalid argument"); | |
a36de779 PS |
5355 | } |
5356 | } | |
5357 | ||
aaca4fe0 WT |
5358 | static void |
5359 | disable_datapath_truncate(struct unixctl_conn *conn OVS_UNUSED, | |
5360 | int argc OVS_UNUSED, | |
5361 | const char *argv[] OVS_UNUSED, | |
5362 | void *aux OVS_UNUSED) | |
5363 | { | |
5364 | const struct shash_node **backers; | |
5365 | int i; | |
5366 | ||
5367 | backers = shash_sort(&all_dpif_backers); | |
5368 | for (i = 0; i < shash_count(&all_dpif_backers); i++) { | |
5369 | struct dpif_backer *backer = backers[i]->data; | |
5370 | backer->support.trunc = false; | |
5371 | } | |
5372 | free(backers); | |
5373 | unixctl_command_reply(conn, "Datapath truncate action diabled"); | |
5374 | } | |
5375 | ||
bef503e8 AZ |
5376 | static void |
5377 | disable_datapath_clone(struct unixctl_conn *conn OVS_UNUSED, | |
5378 | int argc, const char *argv[], | |
5379 | void *aux OVS_UNUSED) | |
5380 | { | |
5381 | struct ds ds = DS_EMPTY_INITIALIZER; | |
5382 | const char *br = argv[argc -1]; | |
5383 | struct ofproto_dpif *ofproto; | |
5384 | ||
5385 | ofproto = ofproto_dpif_lookup(br); | |
5386 | if (!ofproto) { | |
5387 | unixctl_command_reply_error(conn, "no such bridge"); | |
5388 | return; | |
5389 | } | |
5390 | xlate_disable_dp_clone(ofproto); | |
5391 | udpif_flush(ofproto->backer->udpif); | |
5392 | ds_put_format(&ds, "Datapath clone action disabled for bridge %s", br); | |
5393 | unixctl_command_reply(conn, ds_cstr(&ds)); | |
391097b6 | 5394 | ds_destroy(&ds); |
bef503e8 AZ |
5395 | } |
5396 | ||
a98b700d AZ |
5397 | static void |
5398 | ofproto_unixctl_dpif_show_dp_features(struct unixctl_conn *conn, | |
5399 | int argc, const char *argv[], | |
5400 | void *aux OVS_UNUSED) | |
5401 | { | |
5402 | struct ds ds = DS_EMPTY_INITIALIZER; | |
5403 | const char *br = argv[argc -1]; | |
5404 | struct ofproto_dpif *ofproto = ofproto_dpif_lookup(br); | |
5405 | ||
5406 | if (!ofproto) { | |
5407 | unixctl_command_reply_error(conn, "no such bridge"); | |
5408 | return; | |
5409 | } | |
5410 | ||
5411 | dpif_show_support(&ofproto->backer->support, &ds); | |
5412 | unixctl_command_reply(conn, ds_cstr(&ds)); | |
5413 | } | |
5414 | ||
a36de779 PS |
5415 | static void |
5416 | ofproto_unixctl_init(void) | |
abe529af BP |
5417 | { |
5418 | static bool registered; | |
5419 | if (registered) { | |
5420 | return; | |
5421 | } | |
5422 | registered = true; | |
5423 | ||
96e466a3 | 5424 | unixctl_command_register("fdb/flush", "[bridge]", 0, 1, |
0e15264f BP |
5425 | ofproto_unixctl_fdb_flush, NULL); |
5426 | unixctl_command_register("fdb/show", "bridge", 1, 1, | |
5427 | ofproto_unixctl_fdb_show, NULL); | |
08fdcc12 FL |
5428 | unixctl_command_register("mdb/flush", "[bridge]", 0, 1, |
5429 | ofproto_unixctl_mcast_snooping_flush, NULL); | |
5430 | unixctl_command_register("mdb/show", "bridge", 1, 1, | |
5431 | ofproto_unixctl_mcast_snooping_show, NULL); | |
27022416 JP |
5432 | unixctl_command_register("dpif/dump-dps", "", 0, 0, |
5433 | ofproto_unixctl_dpif_dump_dps, NULL); | |
dc54ef36 EJ |
5434 | unixctl_command_register("dpif/show", "", 0, 0, ofproto_unixctl_dpif_show, |
5435 | NULL); | |
a98b700d AZ |
5436 | unixctl_command_register("dpif/show-dp-features", "bridge", 1, 1, |
5437 | ofproto_unixctl_dpif_show_dp_features, NULL); | |
d1fd1ea9 | 5438 | unixctl_command_register("dpif/dump-flows", "[-m] [--names | --no-nmaes] bridge", 1, INT_MAX, |
27022416 | 5439 | ofproto_unixctl_dpif_dump_flows, NULL); |
a36de779 PS |
5440 | |
5441 | unixctl_command_register("ofproto/tnl-push-pop", "[on]|[off]", 1, 1, | |
5442 | disable_tnl_push_pop, NULL); | |
aaca4fe0 WT |
5443 | |
5444 | unixctl_command_register("dpif/disable-truncate", "", 0, 0, | |
5445 | disable_datapath_truncate, NULL); | |
bef503e8 AZ |
5446 | |
5447 | unixctl_command_register("dpif/disable-dp-clone", "bridge", 1, 1, | |
5448 | disable_datapath_clone, NULL); | |
abe529af BP |
5449 | } |
5450 | \f | |
46c88433 | 5451 | static odp_port_t |
4e022ec0 | 5452 | ofp_port_to_odp_port(const struct ofproto_dpif *ofproto, ofp_port_t ofp_port) |
e1b1d06a | 5453 | { |
e672ff9b | 5454 | const struct ofport_dpif *ofport = ofp_port_to_ofport(ofproto, ofp_port); |
4e022ec0 | 5455 | return ofport ? ofport->odp_port : ODPP_NONE; |
e1b1d06a JP |
5456 | } |
5457 | ||
8449c4d6 | 5458 | struct ofport_dpif * |
4e022ec0 | 5459 | odp_port_to_ofport(const struct dpif_backer *backer, odp_port_t odp_port) |
e1b1d06a JP |
5460 | { |
5461 | struct ofport_dpif *port; | |
5462 | ||
8449c4d6 | 5463 | ovs_rwlock_rdlock(&backer->odp_to_ofport_lock); |
f9c0c3ec | 5464 | HMAP_FOR_EACH_IN_BUCKET (port, odp_port_node, hash_odp_port(odp_port), |
acf60855 | 5465 | &backer->odp_to_ofport_map) { |
e1b1d06a | 5466 | if (port->odp_port == odp_port) { |
8449c4d6 | 5467 | ovs_rwlock_unlock(&backer->odp_to_ofport_lock); |
acf60855 | 5468 | return port; |
e1b1d06a JP |
5469 | } |
5470 | } | |
5471 | ||
8449c4d6 | 5472 | ovs_rwlock_unlock(&backer->odp_to_ofport_lock); |
acf60855 JP |
5473 | return NULL; |
5474 | } | |
5475 | ||
4e022ec0 AW |
5476 | static ofp_port_t |
5477 | odp_port_to_ofp_port(const struct ofproto_dpif *ofproto, odp_port_t odp_port) | |
acf60855 JP |
5478 | { |
5479 | struct ofport_dpif *port; | |
5480 | ||
5481 | port = odp_port_to_ofport(ofproto->backer, odp_port); | |
6472ba11 | 5482 | if (port && &ofproto->up == port->up.ofproto) { |
acf60855 JP |
5483 | return port->up.ofp_port; |
5484 | } else { | |
5485 | return OFPP_NONE; | |
5486 | } | |
e1b1d06a | 5487 | } |
655ab909 | 5488 | |
adcf00ba AZ |
5489 | int |
5490 | ofproto_dpif_add_internal_flow(struct ofproto_dpif *ofproto, | |
fe99c360 | 5491 | const struct match *match, int priority, |
290ad78a | 5492 | uint16_t idle_timeout, |
adcf00ba AZ |
5493 | const struct ofpbuf *ofpacts, |
5494 | struct rule **rulep) | |
5495 | { | |
7338102b | 5496 | struct ofputil_flow_mod fm; |
adcf00ba AZ |
5497 | struct rule_dpif *rule; |
5498 | int error; | |
5499 | ||
7338102b | 5500 | fm = (struct ofputil_flow_mod) { |
c184807c | 5501 | .buffer_id = UINT32_MAX, |
39cc5c4a BP |
5502 | .match = *match, |
5503 | .priority = priority, | |
5504 | .table_id = TBL_INTERNAL, | |
5505 | .command = OFPFC_ADD, | |
5506 | .idle_timeout = idle_timeout, | |
5507 | .flags = OFPUTIL_FF_HIDDEN_FIELDS | OFPUTIL_FF_NO_READONLY, | |
5508 | .ofpacts = ofpacts->data, | |
5509 | .ofpacts_len = ofpacts->size, | |
39cc5c4a | 5510 | }; |
8be00367 | 5511 | |
7338102b | 5512 | error = ofproto_flow_mod(&ofproto->up, &fm); |
adcf00ba AZ |
5513 | if (error) { |
5514 | VLOG_ERR_RL(&rl, "failed to add internal flow (%s)", | |
5515 | ofperr_to_string(error)); | |
5516 | *rulep = NULL; | |
5517 | return error; | |
5518 | } | |
5519 | ||
621b8064 JR |
5520 | rule = rule_dpif_lookup_in_table(ofproto, |
5521 | ofproto_dpif_get_tables_version(ofproto), | |
7338102b JR |
5522 | TBL_INTERNAL, &fm.match.flow, |
5523 | &fm.match.wc); | |
adcf00ba | 5524 | if (rule) { |
adcf00ba AZ |
5525 | *rulep = &rule->up; |
5526 | } else { | |
5527 | OVS_NOT_REACHED(); | |
5528 | } | |
5529 | return 0; | |
5530 | } | |
5531 | ||
5532 | int | |
5533 | ofproto_dpif_delete_internal_flow(struct ofproto_dpif *ofproto, | |
5534 | struct match *match, int priority) | |
5535 | { | |
7338102b | 5536 | struct ofputil_flow_mod fm; |
adcf00ba AZ |
5537 | int error; |
5538 | ||
7338102b | 5539 | fm = (struct ofputil_flow_mod) { |
c184807c | 5540 | .buffer_id = UINT32_MAX, |
39cc5c4a BP |
5541 | .match = *match, |
5542 | .priority = priority, | |
5543 | .table_id = TBL_INTERNAL, | |
02a9757e HH |
5544 | .out_port = OFPP_ANY, |
5545 | .out_group = OFPG_ANY, | |
39cc5c4a BP |
5546 | .flags = OFPUTIL_FF_HIDDEN_FIELDS | OFPUTIL_FF_NO_READONLY, |
5547 | .command = OFPFC_DELETE_STRICT, | |
5548 | }; | |
8be00367 | 5549 | |
7338102b | 5550 | error = ofproto_flow_mod(&ofproto->up, &fm); |
adcf00ba AZ |
5551 | if (error) { |
5552 | VLOG_ERR_RL(&rl, "failed to delete internal flow (%s)", | |
5553 | ofperr_to_string(error)); | |
5554 | return error; | |
5555 | } | |
5556 | ||
5557 | return 0; | |
5558 | } | |
5559 | ||
5dddf960 JR |
5560 | static void |
5561 | meter_get_features(const struct ofproto *ofproto_, | |
5562 | struct ofputil_meter_features *features) | |
5563 | { | |
5564 | const struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
5565 | ||
5566 | dpif_meter_get_features(ofproto->backer->dpif, features); | |
5567 | } | |
5568 | ||
5569 | static enum ofperr | |
5570 | meter_set(struct ofproto *ofproto_, ofproto_meter_id *meter_id, | |
5571 | struct ofputil_meter_config *config) | |
5572 | { | |
5573 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
5574 | ||
333ad77d AZ |
5575 | /* Provider ID unknown. Use backer to allocate a new DP meter */ |
5576 | if (meter_id->uint32 == UINT32_MAX) { | |
5577 | if (!ofproto->backer->meter_ids) { | |
5578 | return EFBIG; /* Datapath does not support meter. */ | |
5579 | } | |
5580 | ||
5581 | if(!id_pool_alloc_id(ofproto->backer->meter_ids, &meter_id->uint32)) { | |
5582 | return ENOMEM; /* Can't allocate a DP meter. */ | |
5583 | } | |
5584 | } | |
5585 | ||
5dddf960 JR |
5586 | switch (dpif_meter_set(ofproto->backer->dpif, meter_id, config)) { |
5587 | case 0: | |
5588 | return 0; | |
5589 | case EFBIG: /* meter_id out of range */ | |
5590 | case ENOMEM: /* Cannot allocate meter */ | |
5591 | return OFPERR_OFPMMFC_OUT_OF_METERS; | |
5592 | case EBADF: /* Unsupported flags */ | |
5593 | return OFPERR_OFPMMFC_BAD_FLAGS; | |
5594 | case EINVAL: /* Too many bands */ | |
5595 | return OFPERR_OFPMMFC_OUT_OF_BANDS; | |
5596 | case ENODEV: /* Unsupported band type */ | |
5597 | return OFPERR_OFPMMFC_BAD_BAND; | |
5598 | default: | |
5599 | return OFPERR_OFPMMFC_UNKNOWN; | |
5600 | } | |
5601 | } | |
5602 | ||
5603 | static enum ofperr | |
5604 | meter_get(const struct ofproto *ofproto_, ofproto_meter_id meter_id, | |
5605 | struct ofputil_meter_stats *stats, uint16_t n_bands) | |
5606 | { | |
5607 | const struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
5608 | ||
5609 | if (!dpif_meter_get(ofproto->backer->dpif, meter_id, stats, n_bands)) { | |
5610 | return 0; | |
5611 | } | |
5612 | return OFPERR_OFPMMFC_UNKNOWN_METER; | |
5613 | } | |
5614 | ||
333ad77d AZ |
5615 | struct free_meter_id_args { |
5616 | struct ofproto_dpif *ofproto; | |
5617 | ofproto_meter_id meter_id; | |
5618 | }; | |
5619 | ||
5620 | static void | |
5621 | free_meter_id(struct free_meter_id_args *args) | |
5622 | { | |
5623 | struct ofproto_dpif *ofproto = args->ofproto; | |
5624 | ||
5625 | dpif_meter_del(ofproto->backer->dpif, args->meter_id, NULL, 0); | |
5626 | id_pool_free_id(ofproto->backer->meter_ids, args->meter_id.uint32); | |
5627 | free(args); | |
5628 | } | |
5629 | ||
5dddf960 JR |
5630 | static void |
5631 | meter_del(struct ofproto *ofproto_, ofproto_meter_id meter_id) | |
5632 | { | |
333ad77d AZ |
5633 | struct free_meter_id_args *arg = xmalloc(sizeof *arg); |
5634 | ||
5635 | /* Before a meter can be deleted, Openflow spec requires all rules | |
5636 | * referring to the meter to be (automatically) removed before the | |
5637 | * meter is deleted. However, since vswitchd is multi-threaded, | |
5638 | * those rules and their actions remain accessible by other threads, | |
5639 | * especially by the handler and revalidator threads. | |
5640 | * Postpone meter deletion after RCU grace period, so that ongoing | |
5641 | * upcall translation or flow revalidation can complete. */ | |
5642 | arg->ofproto = ofproto_dpif_cast(ofproto_); | |
5643 | arg->meter_id = meter_id; | |
5644 | ovsrcu_postpone(free_meter_id, arg); | |
5dddf960 JR |
5645 | } |
5646 | ||
abe529af | 5647 | const struct ofproto_class ofproto_dpif_class = { |
b0408fca | 5648 | init, |
abe529af BP |
5649 | enumerate_types, |
5650 | enumerate_names, | |
5651 | del, | |
0aeaabc8 | 5652 | port_open_type, |
acf60855 | 5653 | type_run, |
acf60855 | 5654 | type_wait, |
abe529af BP |
5655 | alloc, |
5656 | construct, | |
5657 | destruct, | |
5658 | dealloc, | |
5659 | run, | |
f07c97f5 | 5660 | ofproto_dpif_wait, |
e79a6c83 | 5661 | NULL, /* get_memory_usage. */ |
1c030aa5 | 5662 | type_get_memory_usage, |
abe529af | 5663 | flush, |
3c1bb396 | 5664 | query_tables, |
621b8064 | 5665 | set_tables_version, |
abe529af BP |
5666 | port_alloc, |
5667 | port_construct, | |
5668 | port_destruct, | |
5669 | port_dealloc, | |
5670 | port_modified, | |
5671 | port_reconfigured, | |
5672 | port_query_by_name, | |
5673 | port_add, | |
5674 | port_del, | |
91364d18 | 5675 | port_set_config, |
6527c598 | 5676 | port_get_stats, |
abe529af BP |
5677 | port_dump_start, |
5678 | port_dump_next, | |
5679 | port_dump_done, | |
5680 | port_poll, | |
5681 | port_poll_wait, | |
5682 | port_is_lacp_current, | |
50b9699f | 5683 | port_get_lacp_stats, |
0ab6decf | 5684 | NULL, /* rule_choose_table */ |
abe529af BP |
5685 | rule_alloc, |
5686 | rule_construct, | |
8037acb4 | 5687 | rule_insert, |
1fc71871 | 5688 | NULL, /* rule_delete */ |
abe529af BP |
5689 | rule_destruct, |
5690 | rule_dealloc, | |
abe529af | 5691 | rule_get_stats, |
1f4a8933 | 5692 | packet_xlate, |
6dd3c787 | 5693 | packet_xlate_revert, |
1f4a8933 | 5694 | packet_execute, |
7257b535 | 5695 | set_frag_handling, |
77ab5fd2 | 5696 | nxt_resume, |
abe529af BP |
5697 | set_netflow, |
5698 | get_netflow_ids, | |
5699 | set_sflow, | |
29089a54 | 5700 | set_ipfix, |
fb8f22c1 | 5701 | get_ipfix_stats, |
abe529af | 5702 | set_cfm, |
8f5514fe | 5703 | cfm_status_changed, |
9a9e3786 | 5704 | get_cfm_status, |
0477baa9 DF |
5705 | set_lldp, |
5706 | get_lldp_status, | |
5707 | set_aa, | |
5708 | aa_mapping_set, | |
5709 | aa_mapping_unset, | |
5710 | aa_vlan_get_queued, | |
5711 | aa_vlan_get_queue_size, | |
ccc09689 | 5712 | set_bfd, |
8f5514fe | 5713 | bfd_status_changed, |
ccc09689 | 5714 | get_bfd_status, |
21f7563c JP |
5715 | set_stp, |
5716 | get_stp_status, | |
5717 | set_stp_port, | |
5718 | get_stp_port_status, | |
fd28ce3a | 5719 | get_stp_port_stats, |
9efd308e DV |
5720 | set_rstp, |
5721 | get_rstp_status, | |
5722 | set_rstp_port, | |
5723 | get_rstp_port_status, | |
8b36f51e | 5724 | set_queues, |
abe529af BP |
5725 | bundle_set, |
5726 | bundle_remove, | |
ec7ceaed EJ |
5727 | mirror_set__, |
5728 | mirror_get_stats__, | |
abe529af BP |
5729 | set_flood_vlans, |
5730 | is_mirror_output_bundle, | |
8402c74b | 5731 | forward_bpdu_changed, |
c4069512 | 5732 | set_mac_table_config, |
7c38d0a5 FL |
5733 | set_mcast_snooping, |
5734 | set_mcast_snooping_port, | |
5dddf960 JR |
5735 | meter_get_features, |
5736 | meter_set, | |
5737 | meter_get, | |
5738 | meter_del, | |
00430a3f SH |
5739 | group_alloc, /* group_alloc */ |
5740 | group_construct, /* group_construct */ | |
5741 | group_destruct, /* group_destruct */ | |
5742 | group_dealloc, /* group_dealloc */ | |
ccb3bc08 | 5743 | NULL, /* group_modify */ |
00430a3f | 5744 | group_get_stats, /* group_get_stats */ |
b5cbbcf6 | 5745 | get_datapath_version, /* get_datapath_version */ |
d4f6865c | 5746 | type_set_config, |
2a7c4805 | 5747 | ct_flush, /* ct_flush */ |
abe529af | 5748 | }; |