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abe529af | 1 | /* |
abe529af BP |
2 | * |
3 | * Licensed under the Apache License, Version 2.0 (the "License"); | |
4 | * you may not use this file except in compliance with the License. | |
5 | * You may obtain a copy of the License at: | |
6 | * | |
7 | * http://www.apache.org/licenses/LICENSE-2.0 | |
8 | * | |
9 | * Unless required by applicable law or agreed to in writing, software | |
10 | * distributed under the License is distributed on an "AS IS" BASIS, | |
11 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | |
12 | * See the License for the specific language governing permissions and | |
13 | * limitations under the License. | |
14 | */ | |
15 | ||
16 | #include <config.h> | |
abe529af BP |
17 | #include <errno.h> |
18 | ||
ccc09689 | 19 | #include "bfd.h" |
abe529af | 20 | #include "bond.h" |
daff3353 | 21 | #include "bundle.h" |
abe529af | 22 | #include "byte-order.h" |
f23d157c | 23 | #include "connectivity.h" |
abe529af BP |
24 | #include "connmgr.h" |
25 | #include "coverage.h" | |
26 | #include "cfm.h" | |
2a7c4805 | 27 | #include "ct-dpif.h" |
abe529af | 28 | #include "fail-open.h" |
05067881 | 29 | #include "guarded-list.h" |
abe529af BP |
30 | #include "hmapx.h" |
31 | #include "lacp.h" | |
75a75043 | 32 | #include "learn.h" |
abe529af | 33 | #include "mac-learning.h" |
2e3fd24c | 34 | #include "math.h" |
6d95c4e8 | 35 | #include "mcast-snooping.h" |
abe529af | 36 | #include "multipath.h" |
0a740f48 | 37 | #include "netdev-vport.h" |
abe529af BP |
38 | #include "netdev.h" |
39 | #include "netlink.h" | |
40 | #include "nx-match.h" | |
41 | #include "odp-util.h" | |
1ac7c9bd | 42 | #include "odp-execute.h" |
b598f214 BW |
43 | #include "ofproto/ofproto-dpif.h" |
44 | #include "ofproto/ofproto-provider.h" | |
29089a54 | 45 | #include "ofproto-dpif-ipfix.h" |
ec7ceaed | 46 | #include "ofproto-dpif-mirror.h" |
635c5db9 | 47 | #include "ofproto-dpif-monitor.h" |
f5374617 | 48 | #include "ofproto-dpif-rid.h" |
bae473fe | 49 | #include "ofproto-dpif-sflow.h" |
d13ee228 | 50 | #include "ofproto-dpif-trace.h" |
e1ec7dd4 | 51 | #include "ofproto-dpif-upcall.h" |
9583bc14 | 52 | #include "ofproto-dpif-xlate.h" |
a027899e | 53 | #include "ofproto-dpif-xlate-cache.h" |
b598f214 BW |
54 | #include "openvswitch/ofp-actions.h" |
55 | #include "openvswitch/dynamic-string.h" | |
56 | #include "openvswitch/meta-flow.h" | |
25d436fb | 57 | #include "openvswitch/ofp-print.h" |
b598f214 | 58 | #include "openvswitch/ofpbuf.h" |
911b4a7e | 59 | #include "openvswitch/uuid.h" |
b598f214 BW |
60 | #include "openvswitch/vlog.h" |
61 | #include "ovs-lldp.h" | |
dfba2dfc | 62 | #include "ovs-rcu.h" |
a36de779 | 63 | #include "ovs-router.h" |
fd016ae3 | 64 | #include "openvswitch/poll-loop.h" |
f23d157c | 65 | #include "seq.h" |
0d085684 | 66 | #include "simap.h" |
27022416 | 67 | #include "smap.h" |
abe529af | 68 | #include "timer.h" |
b9ad7294 | 69 | #include "tunnel.h" |
6c1491fb | 70 | #include "unaligned.h" |
abe529af | 71 | #include "unixctl.h" |
ee89ea7b | 72 | #include "util.h" |
911b4a7e | 73 | #include "uuid.h" |
abe529af | 74 | #include "vlan-bitmap.h" |
abe529af BP |
75 | |
76 | VLOG_DEFINE_THIS_MODULE(ofproto_dpif); | |
77 | ||
abe529af | 78 | COVERAGE_DEFINE(ofproto_dpif_expired); |
ada3a58d | 79 | COVERAGE_DEFINE(packet_in_overflow); |
abe529af | 80 | |
a088a1ff | 81 | struct flow_miss; |
abe529af | 82 | |
16441315 | 83 | static void rule_get_stats(struct rule *, struct pkt_stats *stats, |
dc437090 | 84 | long long int *used); |
70742c7f | 85 | static struct rule_dpif *rule_dpif_cast(const struct rule *); |
f5857865 | 86 | static void rule_expire(struct rule_dpif *, long long now); |
b0f7b9b5 | 87 | |
46c88433 EJ |
88 | struct ofbundle { |
89 | struct hmap_node hmap_node; /* In struct ofproto's "bundles" hmap. */ | |
90 | struct ofproto_dpif *ofproto; /* Owning ofproto. */ | |
91 | void *aux; /* Key supplied by ofproto's client. */ | |
92 | char *name; /* Identifier for log messages. */ | |
93 | ||
94 | /* Configuration. */ | |
31f4a577 | 95 | struct ovs_list ports; /* Contains "struct ofport_dpif"s. */ |
46c88433 | 96 | enum port_vlan_mode vlan_mode; /* VLAN mode */ |
fed8962a | 97 | uint16_t qinq_ethtype; |
46c88433 EJ |
98 | int vlan; /* -1=trunk port, else a 12-bit VLAN ID. */ |
99 | unsigned long *trunks; /* Bitmap of trunked VLANs, if 'vlan' == -1. | |
100 | * NULL if all VLANs are trunked. */ | |
fed8962a | 101 | unsigned long *cvlans; |
46c88433 EJ |
102 | struct lacp *lacp; /* LACP if LACP is enabled, otherwise NULL. */ |
103 | struct bond *bond; /* Nonnull iff more than one port. */ | |
88f52d7f EB |
104 | enum port_priority_tags_mode use_priority_tags; |
105 | /* Use 802.1p tag for frames in VLAN 0? */ | |
46c88433 | 106 | |
c005f976 BK |
107 | bool protected; /* Protected port mode */ |
108 | ||
46c88433 EJ |
109 | /* Status. */ |
110 | bool floodable; /* True if no port has OFPUTIL_PC_NO_FLOOD set. */ | |
111 | }; | |
112 | ||
abe529af | 113 | static void bundle_remove(struct ofport *); |
7bde8dd8 | 114 | static void bundle_update(struct ofbundle *); |
abe529af BP |
115 | static void bundle_destroy(struct ofbundle *); |
116 | static void bundle_del_port(struct ofport_dpif *); | |
117 | static void bundle_run(struct ofbundle *); | |
118 | static void bundle_wait(struct ofbundle *); | |
66ff280d | 119 | static void bundle_flush_macs(struct ofbundle *, bool); |
2372c146 | 120 | static void bundle_move(struct ofbundle *, struct ofbundle *); |
33158a18 | 121 | |
21f7563c JP |
122 | static void stp_run(struct ofproto_dpif *ofproto); |
123 | static void stp_wait(struct ofproto_dpif *ofproto); | |
851bf71d EJ |
124 | static int set_stp_port(struct ofport *, |
125 | const struct ofproto_port_stp_settings *); | |
21f7563c | 126 | |
9efd308e DV |
127 | static void rstp_run(struct ofproto_dpif *ofproto); |
128 | static void set_rstp_port(struct ofport *, | |
129 | const struct ofproto_port_rstp_settings *); | |
130 | ||
46c88433 EJ |
131 | struct ofport_dpif { |
132 | struct hmap_node odp_port_node; /* In dpif_backer's "odp_to_ofport_map". */ | |
133 | struct ofport up; | |
134 | ||
135 | odp_port_t odp_port; | |
136 | struct ofbundle *bundle; /* Bundle that contains this port, if any. */ | |
ca6ba700 | 137 | struct ovs_list bundle_node;/* In struct ofbundle's "ports" list. */ |
46c88433 EJ |
138 | struct cfm *cfm; /* Connectivity Fault Management, if any. */ |
139 | struct bfd *bfd; /* BFD, if any. */ | |
0477baa9 | 140 | struct lldp *lldp; /* lldp, if any. */ |
46c88433 EJ |
141 | bool is_tunnel; /* This port is a tunnel. */ |
142 | long long int carrier_seq; /* Carrier status changes. */ | |
143 | struct ofport_dpif *peer; /* Peer if patch port. */ | |
144 | ||
145 | /* Spanning tree. */ | |
146 | struct stp_port *stp_port; /* Spanning Tree Protocol, if any. */ | |
147 | enum stp_state stp_state; /* Always STP_DISABLED if STP not in use. */ | |
148 | long long int stp_state_entered; | |
149 | ||
9efd308e DV |
150 | /* Rapid Spanning Tree. */ |
151 | struct rstp_port *rstp_port; /* Rapid Spanning Tree Protocol, if any. */ | |
152 | enum rstp_state rstp_state; /* Always RSTP_DISABLED if RSTP not in use. */ | |
153 | ||
55954f6e EJ |
154 | /* Queue to DSCP mapping. */ |
155 | struct ofproto_port_queue *qdscp; | |
156 | size_t n_qdscp; | |
46c88433 EJ |
157 | }; |
158 | ||
993cae67 YHW |
159 | struct ct_timeout_policy { |
160 | int ref_count; /* The number of ct zones that use this | |
161 | * timeout policy. */ | |
162 | uint32_t tp_id; /* Timeout policy id in the datapath. */ | |
163 | struct simap tp; /* A map from timeout policy attribute to | |
164 | * timeout value. */ | |
165 | struct hmap_node node; /* Element in struct dpif_backer's "ct_tps" | |
166 | * cmap. */ | |
167 | struct ovs_list list_node; /* Element in struct dpif_backer's | |
168 | * "ct_tp_kill_list" list. */ | |
169 | }; | |
170 | ||
171 | /* Periodically try to purge deleted timeout policies from the datapath. Retry | |
172 | * may be necessary if the kernel datapath has a non-zero datapath flow | |
173 | * reference count for the timeout policy. */ | |
174 | #define TIMEOUT_POLICY_CLEANUP_INTERVAL (20000) /* 20 seconds. */ | |
175 | static long long int timeout_policy_cleanup_timer = LLONG_MIN; | |
176 | ||
177 | struct ct_zone { | |
178 | uint16_t zone_id; | |
179 | struct ct_timeout_policy *ct_tp; | |
180 | struct cmap_node node; /* Element in struct dpif_backer's | |
181 | * "ct_zones" cmap. */ | |
182 | }; | |
183 | ||
46c88433 EJ |
184 | static odp_port_t ofp_port_to_odp_port(const struct ofproto_dpif *, |
185 | ofp_port_t); | |
186 | ||
4e022ec0 | 187 | static ofp_port_t odp_port_to_ofp_port(const struct ofproto_dpif *, |
46c88433 | 188 | odp_port_t); |
e1b1d06a | 189 | |
abe529af BP |
190 | static struct ofport_dpif * |
191 | ofport_dpif_cast(const struct ofport *ofport) | |
192 | { | |
abe529af BP |
193 | return ofport ? CONTAINER_OF(ofport, struct ofport_dpif, up) : NULL; |
194 | } | |
195 | ||
196 | static void port_run(struct ofport_dpif *); | |
8aee94b6 | 197 | static int set_bfd(struct ofport *, const struct smap *); |
a5610457 | 198 | static int set_cfm(struct ofport *, const struct cfm_settings *); |
0477baa9 | 199 | static int set_lldp(struct ofport *ofport_, const struct smap *cfg); |
6cbbf4fa | 200 | static void ofport_update_peer(struct ofport_dpif *); |
abe529af | 201 | |
3c4a309c BP |
202 | COVERAGE_DEFINE(rev_reconfigure); |
203 | COVERAGE_DEFINE(rev_stp); | |
9efd308e | 204 | COVERAGE_DEFINE(rev_rstp); |
4a1b8f30 | 205 | COVERAGE_DEFINE(rev_bond); |
3c4a309c BP |
206 | COVERAGE_DEFINE(rev_port_toggled); |
207 | COVERAGE_DEFINE(rev_flow_table); | |
30618594 | 208 | COVERAGE_DEFINE(rev_mac_learning); |
6d95c4e8 | 209 | COVERAGE_DEFINE(rev_mcast_snooping); |
3c4a309c | 210 | |
acf60855 | 211 | /* All existing ofproto_backer instances, indexed by ofproto->up.type. */ |
07a3cd5c | 212 | struct shash all_dpif_backers = SHASH_INITIALIZER(&all_dpif_backers); |
46c88433 | 213 | |
b44a10b7 | 214 | /* All existing ofproto_dpif instances, indexed by ->up.name. */ |
911b4a7e JP |
215 | static struct hmap all_ofproto_dpifs_by_name = |
216 | HMAP_INITIALIZER(&all_ofproto_dpifs_by_name); | |
217 | ||
218 | /* All existing ofproto_dpif instances, indexed by ->uuid. */ | |
219 | static struct hmap all_ofproto_dpifs_by_uuid = | |
220 | HMAP_INITIALIZER(&all_ofproto_dpifs_by_uuid); | |
b44a10b7 | 221 | |
a36de779 PS |
222 | static bool ofproto_use_tnl_push_pop = true; |
223 | static void ofproto_unixctl_init(void); | |
993cae67 YHW |
224 | static void ct_zone_config_init(struct dpif_backer *backer); |
225 | static void ct_zone_config_uninit(struct dpif_backer *backer); | |
226 | static void ct_zone_timeout_policy_sweep(struct dpif_backer *backer); | |
abe529af | 227 | |
46c88433 EJ |
228 | static inline struct ofproto_dpif * |
229 | ofproto_dpif_cast(const struct ofproto *ofproto) | |
230 | { | |
231 | ovs_assert(ofproto->ofproto_class == &ofproto_dpif_class); | |
232 | return CONTAINER_OF(ofproto, struct ofproto_dpif, up); | |
233 | } | |
234 | ||
abe529af BP |
235 | /* Global variables. */ |
236 | static struct vlog_rate_limit rl = VLOG_RATE_LIMIT_INIT(1, 5); | |
acf60855 JP |
237 | |
238 | /* Initial mappings of port to bridge mappings. */ | |
239 | static struct shash init_ofp_ports = SHASH_INITIALIZER(&init_ofp_ports); | |
46c88433 | 240 | |
2c7ee524 JR |
241 | /* Initialize 'ofm' for a learn action. If the rule already existed, reference |
242 | * to that rule is taken, otherwise a new rule is created. 'ofm' keeps the | |
243 | * rule reference in both cases. */ | |
244 | enum ofperr | |
245 | ofproto_dpif_flow_mod_init_for_learn(struct ofproto_dpif *ofproto, | |
246 | const struct ofputil_flow_mod *fm, | |
247 | struct ofproto_flow_mod *ofm) | |
46c88433 | 248 | { |
2c7ee524 JR |
249 | /* This will not take the global 'ofproto_mutex'. */ |
250 | return ofproto_flow_mod_init_for_learn(&ofproto->up, fm, ofm); | |
46c88433 EJ |
251 | } |
252 | ||
a2b53dec BP |
253 | /* Appends 'am' to the queue of asynchronous messages to be sent to the |
254 | * controller. Takes ownership of 'am' and any data it points to. */ | |
46c88433 | 255 | void |
a2b53dec BP |
256 | ofproto_dpif_send_async_msg(struct ofproto_dpif *ofproto, |
257 | struct ofproto_async_msg *am) | |
46c88433 | 258 | { |
a2b53dec | 259 | if (!guarded_list_push_back(&ofproto->ams, &am->list_node, 1024)) { |
ada3a58d | 260 | COVERAGE_INC(packet_in_overflow); |
a2b53dec | 261 | ofproto_async_msg_free(am); |
ada3a58d | 262 | } |
cfc50ae5 AW |
263 | |
264 | /* Wakes up main thread for packet-in I/O. */ | |
a2b53dec | 265 | seq_change(ofproto->ams_seq); |
46c88433 | 266 | } |
abe529af BP |
267 | \f |
268 | /* Factory functions. */ | |
269 | ||
b0408fca | 270 | static void |
acf60855 | 271 | init(const struct shash *iface_hints) |
b0408fca | 272 | { |
acf60855 JP |
273 | struct shash_node *node; |
274 | ||
275 | /* Make a local copy, since we don't own 'iface_hints' elements. */ | |
276 | SHASH_FOR_EACH(node, iface_hints) { | |
277 | const struct iface_hint *orig_hint = node->data; | |
278 | struct iface_hint *new_hint = xmalloc(sizeof *new_hint); | |
279 | ||
280 | new_hint->br_name = xstrdup(orig_hint->br_name); | |
281 | new_hint->br_type = xstrdup(orig_hint->br_type); | |
282 | new_hint->ofp_port = orig_hint->ofp_port; | |
283 | ||
284 | shash_add(&init_ofp_ports, node->name, new_hint); | |
285 | } | |
0fc1f5c0 HH |
286 | |
287 | ofproto_unixctl_init(); | |
d13ee228 | 288 | ofproto_dpif_trace_init(); |
0fc1f5c0 | 289 | udpif_init(); |
b0408fca JP |
290 | } |
291 | ||
abe529af BP |
292 | static void |
293 | enumerate_types(struct sset *types) | |
294 | { | |
295 | dp_enumerate_types(types); | |
296 | } | |
297 | ||
298 | static int | |
299 | enumerate_names(const char *type, struct sset *names) | |
300 | { | |
acf60855 JP |
301 | struct ofproto_dpif *ofproto; |
302 | ||
303 | sset_clear(names); | |
911b4a7e JP |
304 | HMAP_FOR_EACH (ofproto, all_ofproto_dpifs_by_name_node, |
305 | &all_ofproto_dpifs_by_name) { | |
acf60855 JP |
306 | if (strcmp(type, ofproto->up.type)) { |
307 | continue; | |
308 | } | |
309 | sset_add(names, ofproto->up.name); | |
310 | } | |
311 | ||
312 | return 0; | |
abe529af BP |
313 | } |
314 | ||
315 | static int | |
316 | del(const char *type, const char *name) | |
317 | { | |
318 | struct dpif *dpif; | |
319 | int error; | |
320 | ||
321 | error = dpif_open(name, type, &dpif); | |
322 | if (!error) { | |
323 | error = dpif_delete(dpif); | |
324 | dpif_close(dpif); | |
325 | } | |
326 | return error; | |
327 | } | |
328 | \f | |
0aeaabc8 JP |
329 | static const char * |
330 | port_open_type(const char *datapath_type, const char *port_type) | |
331 | { | |
332 | return dpif_port_open_type(datapath_type, port_type); | |
333 | } | |
334 | ||
acf60855 JP |
335 | /* Type functions. */ |
336 | ||
36beb9be BP |
337 | static void process_dpif_port_changes(struct dpif_backer *); |
338 | static void process_dpif_all_ports_changed(struct dpif_backer *); | |
339 | static void process_dpif_port_change(struct dpif_backer *, | |
340 | const char *devname); | |
341 | static void process_dpif_port_error(struct dpif_backer *, int error); | |
342 | ||
476cb42a BP |
343 | static struct ofproto_dpif * |
344 | lookup_ofproto_dpif_by_port_name(const char *name) | |
345 | { | |
346 | struct ofproto_dpif *ofproto; | |
347 | ||
911b4a7e JP |
348 | HMAP_FOR_EACH (ofproto, all_ofproto_dpifs_by_name_node, |
349 | &all_ofproto_dpifs_by_name) { | |
476cb42a BP |
350 | if (sset_contains(&ofproto->ports, name)) { |
351 | return ofproto; | |
352 | } | |
353 | } | |
354 | ||
355 | return NULL; | |
356 | } | |
357 | ||
acf60855 JP |
358 | static int |
359 | type_run(const char *type) | |
360 | { | |
361 | struct dpif_backer *backer; | |
acf60855 JP |
362 | |
363 | backer = shash_find_data(&all_dpif_backers, type); | |
364 | if (!backer) { | |
365 | /* This is not necessarily a problem, since backers are only | |
366 | * created on demand. */ | |
367 | return 0; | |
368 | } | |
369 | ||
a36de779 PS |
370 | if (dpif_run(backer->dpif)) { |
371 | backer->need_revalidate = REV_RECONFIGURE; | |
372 | } | |
373 | ||
27f57736 | 374 | udpif_run(backer->udpif); |
acf60855 | 375 | |
40358701 GS |
376 | /* If vswitchd started with other_config:flow_restore_wait set as "true", |
377 | * and the configuration has now changed to "false", enable receiving | |
378 | * packets from the datapath. */ | |
379 | if (!backer->recv_set_enable && !ofproto_get_flow_restore_wait()) { | |
36beb9be BP |
380 | int error; |
381 | ||
40358701 GS |
382 | backer->recv_set_enable = true; |
383 | ||
384 | error = dpif_recv_set(backer->dpif, backer->recv_set_enable); | |
385 | if (error) { | |
386 | VLOG_ERR("Failed to enable receiving packets in dpif."); | |
387 | return error; | |
388 | } | |
389 | dpif_flow_flush(backer->dpif); | |
390 | backer->need_revalidate = REV_RECONFIGURE; | |
391 | } | |
392 | ||
6567010f | 393 | if (backer->recv_set_enable) { |
e79a6c83 | 394 | udpif_set_threads(backer->udpif, n_handlers, n_revalidators); |
448a4b2f AW |
395 | } |
396 | ||
a1616063 | 397 | if (backer->need_revalidate) { |
2cc3c58e | 398 | struct ofproto_dpif *ofproto; |
a614d823 KM |
399 | struct simap_node *node; |
400 | struct simap tmp_backers; | |
401 | ||
402 | /* Handle tunnel garbage collection. */ | |
403 | simap_init(&tmp_backers); | |
404 | simap_swap(&backer->tnl_backers, &tmp_backers); | |
405 | ||
911b4a7e JP |
406 | HMAP_FOR_EACH (ofproto, all_ofproto_dpifs_by_name_node, |
407 | &all_ofproto_dpifs_by_name) { | |
a614d823 KM |
408 | struct ofport_dpif *iter; |
409 | ||
410 | if (backer != ofproto->backer) { | |
411 | continue; | |
412 | } | |
413 | ||
414 | HMAP_FOR_EACH (iter, up.hmap_node, &ofproto->up.ports) { | |
3aa30359 | 415 | char namebuf[NETDEV_VPORT_NAME_BUFSIZE]; |
a614d823 | 416 | const char *dp_port; |
c8025aee | 417 | odp_port_t old_odp_port; |
a614d823 | 418 | |
42943cde | 419 | if (!iter->is_tunnel) { |
a614d823 KM |
420 | continue; |
421 | } | |
422 | ||
3aa30359 BP |
423 | dp_port = netdev_vport_get_dpif_port(iter->up.netdev, |
424 | namebuf, sizeof namebuf); | |
c8025aee | 425 | old_odp_port = iter->odp_port; |
a614d823 KM |
426 | node = simap_find(&tmp_backers, dp_port); |
427 | if (node) { | |
428 | simap_put(&backer->tnl_backers, dp_port, node->data); | |
429 | simap_delete(&tmp_backers, node); | |
430 | node = simap_find(&backer->tnl_backers, dp_port); | |
431 | } else { | |
432 | node = simap_find(&backer->tnl_backers, dp_port); | |
433 | if (!node) { | |
4e022ec0 | 434 | odp_port_t odp_port = ODPP_NONE; |
a614d823 KM |
435 | |
436 | if (!dpif_port_add(backer->dpif, iter->up.netdev, | |
437 | &odp_port)) { | |
4e022ec0 AW |
438 | simap_put(&backer->tnl_backers, dp_port, |
439 | odp_to_u32(odp_port)); | |
a614d823 KM |
440 | node = simap_find(&backer->tnl_backers, dp_port); |
441 | } | |
442 | } | |
443 | } | |
444 | ||
4e022ec0 | 445 | iter->odp_port = node ? u32_to_odp(node->data) : ODPP_NONE; |
42943cde | 446 | if (tnl_port_reconfigure(iter, iter->up.netdev, |
c8025aee | 447 | iter->odp_port, old_odp_port, |
a36de779 | 448 | ovs_native_tunneling_is_on(ofproto), dp_port)) { |
a614d823 KM |
449 | backer->need_revalidate = REV_RECONFIGURE; |
450 | } | |
451 | } | |
452 | } | |
453 | ||
454 | SIMAP_FOR_EACH (node, &tmp_backers) { | |
97459c2f | 455 | dpif_port_del(backer->dpif, u32_to_odp(node->data), false); |
a614d823 KM |
456 | } |
457 | simap_destroy(&tmp_backers); | |
2cc3c58e EJ |
458 | |
459 | switch (backer->need_revalidate) { | |
1373ee25 FL |
460 | case REV_RECONFIGURE: COVERAGE_INC(rev_reconfigure); break; |
461 | case REV_STP: COVERAGE_INC(rev_stp); break; | |
9efd308e | 462 | case REV_RSTP: COVERAGE_INC(rev_rstp); break; |
1373ee25 FL |
463 | case REV_BOND: COVERAGE_INC(rev_bond); break; |
464 | case REV_PORT_TOGGLED: COVERAGE_INC(rev_port_toggled); break; | |
465 | case REV_FLOW_TABLE: COVERAGE_INC(rev_flow_table); break; | |
466 | case REV_MAC_LEARNING: COVERAGE_INC(rev_mac_learning); break; | |
6d95c4e8 | 467 | case REV_MCAST_SNOOPING: COVERAGE_INC(rev_mcast_snooping); break; |
2cc3c58e | 468 | } |
f728af2e BP |
469 | backer->need_revalidate = 0; |
470 | ||
fa7c3899 | 471 | xlate_txn_start(); |
911b4a7e JP |
472 | HMAP_FOR_EACH (ofproto, all_ofproto_dpifs_by_name_node, |
473 | &all_ofproto_dpifs_by_name) { | |
a1616063 | 474 | struct ofport_dpif *ofport; |
a1616063 | 475 | struct ofbundle *bundle; |
2cc3c58e EJ |
476 | |
477 | if (ofproto->backer != backer) { | |
478 | continue; | |
479 | } | |
480 | ||
89a8a7f0 | 481 | xlate_ofproto_set(ofproto, ofproto->up.name, |
34dd0d78 | 482 | ofproto->backer->dpif, ofproto->ml, |
9efd308e DV |
483 | ofproto->stp, ofproto->rstp, ofproto->ms, |
484 | ofproto->mbridge, ofproto->sflow, ofproto->ipfix, | |
2f47cdf4 | 485 | ofproto->netflow, |
a1616063 | 486 | ofproto->up.forward_bpdu, |
4b97b70d | 487 | connmgr_has_in_band(ofproto->up.connmgr), |
88186383 | 488 | &ofproto->backer->rt_support); |
46c88433 | 489 | |
a1616063 EJ |
490 | HMAP_FOR_EACH (bundle, hmap_node, &ofproto->bundles) { |
491 | xlate_bundle_set(ofproto, bundle, bundle->name, | |
fed8962a EG |
492 | bundle->vlan_mode, bundle->qinq_ethtype, |
493 | bundle->vlan, bundle->trunks, bundle->cvlans, | |
f0fb825a | 494 | bundle->use_priority_tags, |
a1616063 | 495 | bundle->bond, bundle->lacp, |
c005f976 | 496 | bundle->floodable, bundle->protected); |
a1616063 EJ |
497 | } |
498 | ||
499 | HMAP_FOR_EACH (ofport, up.hmap_node, &ofproto->up.ports) { | |
9d189a50 EJ |
500 | int stp_port = ofport->stp_port |
501 | ? stp_port_no(ofport->stp_port) | |
92cf817b | 502 | : -1; |
a1616063 EJ |
503 | xlate_ofport_set(ofproto, ofport->bundle, ofport, |
504 | ofport->up.ofp_port, ofport->odp_port, | |
0477baa9 DF |
505 | ofport->up.netdev, ofport->cfm, ofport->bfd, |
506 | ofport->lldp, ofport->peer, stp_port, | |
f025bcb7 JR |
507 | ofport->rstp_port, ofport->qdscp, |
508 | ofport->n_qdscp, ofport->up.pp.config, | |
509 | ofport->up.pp.state, ofport->is_tunnel, | |
16361b11 | 510 | ofport->up.may_enable); |
46c88433 | 511 | } |
2cc3c58e | 512 | } |
fa7c3899 | 513 | xlate_txn_commit(); |
e1ec7dd4 EJ |
514 | |
515 | udpif_revalidate(backer->udpif); | |
2cc3c58e EJ |
516 | } |
517 | ||
36beb9be | 518 | process_dpif_port_changes(backer); |
993cae67 | 519 | ct_zone_timeout_policy_sweep(backer); |
acf60855 JP |
520 | |
521 | return 0; | |
522 | } | |
523 | ||
36beb9be BP |
524 | /* Check for and handle port changes in 'backer''s dpif. */ |
525 | static void | |
526 | process_dpif_port_changes(struct dpif_backer *backer) | |
527 | { | |
528 | for (;;) { | |
529 | char *devname; | |
530 | int error; | |
531 | ||
532 | error = dpif_port_poll(backer->dpif, &devname); | |
533 | switch (error) { | |
534 | case EAGAIN: | |
535 | return; | |
536 | ||
537 | case ENOBUFS: | |
538 | process_dpif_all_ports_changed(backer); | |
539 | break; | |
540 | ||
541 | case 0: | |
542 | process_dpif_port_change(backer, devname); | |
543 | free(devname); | |
544 | break; | |
545 | ||
546 | default: | |
547 | process_dpif_port_error(backer, error); | |
548 | break; | |
549 | } | |
550 | } | |
551 | } | |
552 | ||
553 | static void | |
554 | process_dpif_all_ports_changed(struct dpif_backer *backer) | |
555 | { | |
556 | struct ofproto_dpif *ofproto; | |
557 | struct dpif_port dpif_port; | |
558 | struct dpif_port_dump dump; | |
559 | struct sset devnames; | |
560 | const char *devname; | |
561 | ||
562 | sset_init(&devnames); | |
911b4a7e JP |
563 | HMAP_FOR_EACH (ofproto, all_ofproto_dpifs_by_name_node, |
564 | &all_ofproto_dpifs_by_name) { | |
36beb9be BP |
565 | if (ofproto->backer == backer) { |
566 | struct ofport *ofport; | |
567 | ||
568 | HMAP_FOR_EACH (ofport, hmap_node, &ofproto->up.ports) { | |
569 | sset_add(&devnames, netdev_get_name(ofport->netdev)); | |
570 | } | |
571 | } | |
572 | } | |
573 | DPIF_PORT_FOR_EACH (&dpif_port, &dump, backer->dpif) { | |
574 | sset_add(&devnames, dpif_port.name); | |
575 | } | |
576 | ||
577 | SSET_FOR_EACH (devname, &devnames) { | |
578 | process_dpif_port_change(backer, devname); | |
579 | } | |
580 | sset_destroy(&devnames); | |
581 | } | |
582 | ||
583 | static void | |
584 | process_dpif_port_change(struct dpif_backer *backer, const char *devname) | |
585 | { | |
586 | struct ofproto_dpif *ofproto; | |
587 | struct dpif_port port; | |
588 | ||
589 | /* Don't report on the datapath's device. */ | |
590 | if (!strcmp(devname, dpif_base_name(backer->dpif))) { | |
591 | return; | |
592 | } | |
593 | ||
911b4a7e JP |
594 | HMAP_FOR_EACH (ofproto, all_ofproto_dpifs_by_name_node, |
595 | &all_ofproto_dpifs_by_name) { | |
36beb9be BP |
596 | if (simap_contains(&ofproto->backer->tnl_backers, devname)) { |
597 | return; | |
598 | } | |
599 | } | |
600 | ||
601 | ofproto = lookup_ofproto_dpif_by_port_name(devname); | |
602 | if (dpif_port_query_by_name(backer->dpif, devname, &port)) { | |
603 | /* The port was removed. If we know the datapath, | |
604 | * report it through poll_set(). If we don't, it may be | |
605 | * notifying us of a removal we initiated, so ignore it. | |
606 | * If there's a pending ENOBUFS, let it stand, since | |
607 | * everything will be reevaluated. */ | |
608 | if (ofproto && ofproto->port_poll_errno != ENOBUFS) { | |
609 | sset_add(&ofproto->port_poll_set, devname); | |
610 | ofproto->port_poll_errno = 0; | |
611 | } | |
612 | } else if (!ofproto) { | |
613 | /* The port was added, but we don't know with which | |
614 | * ofproto we should associate it. Delete it. */ | |
97459c2f | 615 | dpif_port_del(backer->dpif, port.port_no, false); |
74cc3969 BP |
616 | } else { |
617 | struct ofport_dpif *ofport; | |
618 | ||
619 | ofport = ofport_dpif_cast(shash_find_data( | |
620 | &ofproto->up.port_by_name, devname)); | |
621 | if (ofport | |
622 | && ofport->odp_port != port.port_no | |
623 | && !odp_port_to_ofport(backer, port.port_no)) | |
624 | { | |
625 | /* 'ofport''s datapath port number has changed from | |
626 | * 'ofport->odp_port' to 'port.port_no'. Update our internal data | |
627 | * structures to match. */ | |
8449c4d6 | 628 | ovs_rwlock_wrlock(&backer->odp_to_ofport_lock); |
74cc3969 BP |
629 | hmap_remove(&backer->odp_to_ofport_map, &ofport->odp_port_node); |
630 | ofport->odp_port = port.port_no; | |
631 | hmap_insert(&backer->odp_to_ofport_map, &ofport->odp_port_node, | |
632 | hash_odp_port(port.port_no)); | |
8449c4d6 | 633 | ovs_rwlock_unlock(&backer->odp_to_ofport_lock); |
74cc3969 BP |
634 | backer->need_revalidate = REV_RECONFIGURE; |
635 | } | |
36beb9be BP |
636 | } |
637 | dpif_port_destroy(&port); | |
638 | } | |
639 | ||
640 | /* Propagate 'error' to all ofprotos based on 'backer'. */ | |
641 | static void | |
642 | process_dpif_port_error(struct dpif_backer *backer, int error) | |
643 | { | |
644 | struct ofproto_dpif *ofproto; | |
645 | ||
911b4a7e JP |
646 | HMAP_FOR_EACH (ofproto, all_ofproto_dpifs_by_name_node, |
647 | &all_ofproto_dpifs_by_name) { | |
36beb9be BP |
648 | if (ofproto->backer == backer) { |
649 | sset_clear(&ofproto->port_poll_set); | |
650 | ofproto->port_poll_errno = error; | |
651 | } | |
652 | } | |
653 | } | |
654 | ||
acf60855 JP |
655 | static void |
656 | type_wait(const char *type) | |
657 | { | |
658 | struct dpif_backer *backer; | |
659 | ||
660 | backer = shash_find_data(&all_dpif_backers, type); | |
661 | if (!backer) { | |
662 | /* This is not necessarily a problem, since backers are only | |
663 | * created on demand. */ | |
664 | return; | |
665 | } | |
666 | ||
c0365fc8 | 667 | dpif_wait(backer->dpif); |
acf60855 JP |
668 | } |
669 | \f | |
abe529af BP |
670 | /* Basic life-cycle. */ |
671 | ||
c57b2226 BP |
672 | static int add_internal_flows(struct ofproto_dpif *); |
673 | ||
abe529af BP |
674 | static struct ofproto * |
675 | alloc(void) | |
676 | { | |
3da29e32 | 677 | struct ofproto_dpif *ofproto = xzalloc(sizeof *ofproto); |
abe529af BP |
678 | return &ofproto->up; |
679 | } | |
680 | ||
681 | static void | |
682 | dealloc(struct ofproto *ofproto_) | |
683 | { | |
684 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
685 | free(ofproto); | |
686 | } | |
687 | ||
acf60855 | 688 | static void |
fe13ccdc | 689 | close_dpif_backer(struct dpif_backer *backer, bool del) |
acf60855 | 690 | { |
bfa90988 | 691 | struct simap_node *node; |
692 | ||
cb22974d | 693 | ovs_assert(backer->refcount > 0); |
acf60855 JP |
694 | |
695 | if (--backer->refcount) { | |
696 | return; | |
697 | } | |
698 | ||
b395cf1f BP |
699 | udpif_destroy(backer->udpif); |
700 | ||
7cc77b30 BP |
701 | if (del) { |
702 | SIMAP_FOR_EACH (node, &backer->tnl_backers) { | |
703 | dpif_port_del(backer->dpif, u32_to_odp(node->data), false); | |
704 | } | |
bfa90988 | 705 | } |
7d82ab2e | 706 | simap_destroy(&backer->tnl_backers); |
8449c4d6 | 707 | ovs_rwlock_destroy(&backer->odp_to_ofport_lock); |
acf60855 | 708 | hmap_destroy(&backer->odp_to_ofport_map); |
4f7cc3c7 | 709 | shash_find_and_delete(&all_dpif_backers, backer->type); |
acf60855 | 710 | free(backer->type); |
b5cbbcf6 | 711 | free(backer->dp_version_string); |
fe13ccdc AZ |
712 | if (del) { |
713 | dpif_delete(backer->dpif); | |
714 | } | |
acf60855 | 715 | dpif_close(backer->dpif); |
333ad77d | 716 | id_pool_destroy(backer->meter_ids); |
993cae67 | 717 | ct_zone_config_uninit(backer); |
acf60855 JP |
718 | free(backer); |
719 | } | |
720 | ||
721 | /* Datapath port slated for removal from datapath. */ | |
722 | struct odp_garbage { | |
ca6ba700 | 723 | struct ovs_list list_node; |
4e022ec0 | 724 | odp_port_t odp_port; |
acf60855 JP |
725 | }; |
726 | ||
b440dd8c | 727 | static void check_support(struct dpif_backer *backer); |
4b97b70d | 728 | |
acf60855 JP |
729 | static int |
730 | open_dpif_backer(const char *type, struct dpif_backer **backerp) | |
731 | { | |
732 | struct dpif_backer *backer; | |
733 | struct dpif_port_dump port_dump; | |
734 | struct dpif_port port; | |
735 | struct shash_node *node; | |
ca6ba700 | 736 | struct ovs_list garbage_list; |
5f03c983 | 737 | struct odp_garbage *garbage; |
f5374617 | 738 | |
acf60855 JP |
739 | struct sset names; |
740 | char *backer_name; | |
741 | const char *name; | |
742 | int error; | |
743 | ||
744 | backer = shash_find_data(&all_dpif_backers, type); | |
745 | if (backer) { | |
746 | backer->refcount++; | |
747 | *backerp = backer; | |
748 | return 0; | |
749 | } | |
750 | ||
751 | backer_name = xasprintf("ovs-%s", type); | |
752 | ||
753 | /* Remove any existing datapaths, since we assume we're the only | |
754 | * userspace controlling the datapath. */ | |
755 | sset_init(&names); | |
756 | dp_enumerate_names(type, &names); | |
757 | SSET_FOR_EACH(name, &names) { | |
758 | struct dpif *old_dpif; | |
759 | ||
760 | /* Don't remove our backer if it exists. */ | |
761 | if (!strcmp(name, backer_name)) { | |
762 | continue; | |
763 | } | |
764 | ||
765 | if (dpif_open(name, type, &old_dpif)) { | |
766 | VLOG_WARN("couldn't open old datapath %s to remove it", name); | |
767 | } else { | |
768 | dpif_delete(old_dpif); | |
769 | dpif_close(old_dpif); | |
770 | } | |
771 | } | |
772 | sset_destroy(&names); | |
773 | ||
774 | backer = xmalloc(sizeof *backer); | |
775 | ||
776 | error = dpif_create_and_open(backer_name, type, &backer->dpif); | |
777 | free(backer_name); | |
778 | if (error) { | |
779 | VLOG_ERR("failed to open datapath of type %s: %s", type, | |
10a89ef0 | 780 | ovs_strerror(error)); |
4c1b1289 | 781 | free(backer); |
acf60855 JP |
782 | return error; |
783 | } | |
e1ec7dd4 | 784 | backer->udpif = udpif_create(backer, backer->dpif); |
acf60855 JP |
785 | |
786 | backer->type = xstrdup(type); | |
787 | backer->refcount = 1; | |
788 | hmap_init(&backer->odp_to_ofport_map); | |
8449c4d6 | 789 | ovs_rwlock_init(&backer->odp_to_ofport_lock); |
2cc3c58e | 790 | backer->need_revalidate = 0; |
7d82ab2e | 791 | simap_init(&backer->tnl_backers); |
40358701 | 792 | backer->recv_set_enable = !ofproto_get_flow_restore_wait(); |
acf60855 JP |
793 | *backerp = backer; |
794 | ||
40358701 GS |
795 | if (backer->recv_set_enable) { |
796 | dpif_flow_flush(backer->dpif); | |
797 | } | |
acf60855 JP |
798 | |
799 | /* Loop through the ports already on the datapath and remove any | |
800 | * that we don't need anymore. */ | |
417e7e66 | 801 | ovs_list_init(&garbage_list); |
acf60855 JP |
802 | dpif_port_dump_start(&port_dump, backer->dpif); |
803 | while (dpif_port_dump_next(&port_dump, &port)) { | |
804 | node = shash_find(&init_ofp_ports, port.name); | |
805 | if (!node && strcmp(port.name, dpif_base_name(backer->dpif))) { | |
806 | garbage = xmalloc(sizeof *garbage); | |
807 | garbage->odp_port = port.port_no; | |
417e7e66 | 808 | ovs_list_push_front(&garbage_list, &garbage->list_node); |
acf60855 JP |
809 | } |
810 | } | |
811 | dpif_port_dump_done(&port_dump); | |
812 | ||
5f03c983 | 813 | LIST_FOR_EACH_POP (garbage, list_node, &garbage_list) { |
97459c2f | 814 | dpif_port_del(backer->dpif, garbage->odp_port, false); |
acf60855 JP |
815 | free(garbage); |
816 | } | |
817 | ||
818 | shash_add(&all_dpif_backers, type, backer); | |
819 | ||
b440dd8c | 820 | check_support(backer); |
a36de779 PS |
821 | atomic_count_init(&backer->tnl_count, 0); |
822 | ||
40358701 | 823 | error = dpif_recv_set(backer->dpif, backer->recv_set_enable); |
acf60855 JP |
824 | if (error) { |
825 | VLOG_ERR("failed to listen on datapath of type %s: %s", | |
10a89ef0 | 826 | type, ovs_strerror(error)); |
fe13ccdc | 827 | close_dpif_backer(backer, false); |
acf60855 JP |
828 | return error; |
829 | } | |
6567010f EJ |
830 | |
831 | if (backer->recv_set_enable) { | |
e79a6c83 | 832 | udpif_set_threads(backer->udpif, n_handlers, n_revalidators); |
6567010f | 833 | } |
acf60855 | 834 | |
b5cbbcf6 | 835 | backer->dp_version_string = dpif_get_dp_version(backer->dpif); |
48931b58 | 836 | |
333ad77d AZ |
837 | /* Manage Datapath meter IDs if supported. */ |
838 | struct ofputil_meter_features features; | |
839 | dpif_meter_get_features(backer->dpif, &features); | |
840 | if (features.max_meters) { | |
841 | backer->meter_ids = id_pool_create(0, features.max_meters); | |
842 | } else { | |
843 | backer->meter_ids = NULL; | |
844 | } | |
845 | ||
993cae67 YHW |
846 | ct_zone_config_init(backer); |
847 | ||
88186383 AZ |
848 | /* Make a pristine snapshot of 'support' into 'boottime_support'. |
849 | * 'boottime_support' can be checked to prevent 'support' to be changed | |
850 | * beyond the datapath capabilities. In case 'support' is changed by | |
851 | * the user, 'boottime_support' can be used to restore it. */ | |
852 | backer->bt_support = backer->rt_support; | |
853 | ||
acf60855 JP |
854 | return error; |
855 | } | |
856 | ||
a36de779 PS |
857 | bool |
858 | ovs_native_tunneling_is_on(struct ofproto_dpif *ofproto) | |
859 | { | |
88186383 AZ |
860 | return ofproto_use_tnl_push_pop |
861 | && ofproto->backer->rt_support.tnl_push_pop | |
862 | && atomic_count_get(&ofproto->backer->tnl_count); | |
a36de779 PS |
863 | } |
864 | ||
a13a0209 AT |
865 | bool |
866 | ovs_explicit_drop_action_supported(struct ofproto_dpif *ofproto) | |
867 | { | |
868 | return ofproto->backer->rt_support.explicit_drop_action; | |
869 | } | |
870 | ||
9b2cb971 SH |
871 | /* Tests whether 'backer''s datapath supports recirculation. Only newer |
872 | * datapaths support OVS_KEY_ATTR_RECIRC_ID in keys. We need to disable some | |
873 | * features on older datapaths that don't support this feature. | |
adcf00ba AZ |
874 | * |
875 | * Returns false if 'backer' definitely does not support recirculation, true if | |
876 | * it seems to support recirculation or if at least the error we get is | |
877 | * ambiguous. */ | |
878 | static bool | |
879 | check_recirc(struct dpif_backer *backer) | |
880 | { | |
881 | struct flow flow; | |
882 | struct odputil_keybuf keybuf; | |
883 | struct ofpbuf key; | |
2c85851f | 884 | bool enable_recirc; |
5262eea1 JG |
885 | struct odp_flow_key_parms odp_parms = { |
886 | .flow = &flow, | |
2494ccd7 JS |
887 | .support = { |
888 | .recirc = true, | |
889 | }, | |
5262eea1 | 890 | }; |
adcf00ba AZ |
891 | |
892 | memset(&flow, 0, sizeof flow); | |
893 | flow.recirc_id = 1; | |
894 | flow.dp_hash = 1; | |
895 | ||
896 | ofpbuf_use_stack(&key, &keybuf, sizeof keybuf); | |
5262eea1 | 897 | odp_flow_key_from_flow(&odp_parms, &key); |
2c85851f | 898 | enable_recirc = dpif_probe_feature(backer->dpif, "recirculation", &key, |
bb71c96e | 899 | NULL, NULL); |
adcf00ba | 900 | |
adcf00ba AZ |
901 | if (enable_recirc) { |
902 | VLOG_INFO("%s: Datapath supports recirculation", | |
903 | dpif_name(backer->dpif)); | |
904 | } else { | |
905 | VLOG_INFO("%s: Datapath does not support recirculation", | |
906 | dpif_name(backer->dpif)); | |
907 | } | |
908 | ||
909 | return enable_recirc; | |
910 | } | |
911 | ||
7915c9d6 | 912 | /* Tests whether 'dpif' supports unique flow ids. We can skip serializing |
8e1ffd75 JS |
913 | * some flow attributes for datapaths that support this feature. |
914 | * | |
915 | * Returns true if 'dpif' supports UFID for flow operations. | |
916 | * Returns false if 'dpif' does not support UFID. */ | |
917 | static bool | |
918 | check_ufid(struct dpif_backer *backer) | |
919 | { | |
920 | struct flow flow; | |
921 | struct odputil_keybuf keybuf; | |
922 | struct ofpbuf key; | |
923 | ovs_u128 ufid; | |
924 | bool enable_ufid; | |
5262eea1 JG |
925 | struct odp_flow_key_parms odp_parms = { |
926 | .flow = &flow, | |
927 | }; | |
8e1ffd75 JS |
928 | |
929 | memset(&flow, 0, sizeof flow); | |
930 | flow.dl_type = htons(0x1234); | |
931 | ||
932 | ofpbuf_use_stack(&key, &keybuf, sizeof keybuf); | |
5262eea1 | 933 | odp_flow_key_from_flow(&odp_parms, &key); |
7a5e0ee7 | 934 | odp_flow_key_hash(key.data, key.size, &ufid); |
8e1ffd75 | 935 | |
bb71c96e | 936 | enable_ufid = dpif_probe_feature(backer->dpif, "UFID", &key, NULL, &ufid); |
8e1ffd75 JS |
937 | |
938 | if (enable_ufid) { | |
7915c9d6 | 939 | VLOG_INFO("%s: Datapath supports unique flow ids", |
8e1ffd75 JS |
940 | dpif_name(backer->dpif)); |
941 | } else { | |
7915c9d6 | 942 | VLOG_INFO("%s: Datapath does not support unique flow ids", |
8e1ffd75 JS |
943 | dpif_name(backer->dpif)); |
944 | } | |
945 | return enable_ufid; | |
946 | } | |
947 | ||
f0fb825a EG |
948 | /* Tests number of 802.1q VLAN headers supported by 'backer''s datapath. |
949 | * | |
950 | * Returns the number of elements in a struct flow's vlan | |
951 | * if the datapath supports at least that many VLAN headers. */ | |
952 | static size_t | |
953 | check_max_vlan_headers(struct dpif_backer *backer) | |
954 | { | |
955 | struct flow flow; | |
956 | struct odp_flow_key_parms odp_parms = { | |
957 | .flow = &flow, | |
958 | .probe = true, | |
959 | }; | |
960 | int n; | |
961 | ||
962 | memset(&flow, 0, sizeof flow); | |
963 | flow.dl_type = htons(ETH_TYPE_IP); | |
964 | for (n = 0; n < FLOW_MAX_VLAN_HEADERS; n++) { | |
965 | struct odputil_keybuf keybuf; | |
966 | struct ofpbuf key; | |
967 | ||
968 | flow_push_vlan_uninit(&flow, NULL); | |
969 | flow.vlans[0].tpid = htons(ETH_TYPE_VLAN); | |
970 | flow.vlans[0].tci = htons(1) | htons(VLAN_CFI); | |
971 | ||
972 | ofpbuf_use_stack(&key, &keybuf, sizeof keybuf); | |
973 | odp_flow_key_from_flow(&odp_parms, &key); | |
974 | if (!dpif_probe_feature(backer->dpif, "VLAN", &key, NULL, NULL)) { | |
975 | break; | |
976 | } | |
977 | } | |
978 | ||
979 | VLOG_INFO("%s: VLAN header stack length probed as %d", | |
980 | dpif_name(backer->dpif), n); | |
981 | return n; | |
982 | } | |
8bfd0fda BP |
983 | /* Tests the MPLS label stack depth supported by 'backer''s datapath. |
984 | * | |
985 | * Returns the number of elements in a struct flow's mpls_lse field | |
986 | * if the datapath supports at least that many entries in an | |
987 | * MPLS label stack. | |
988 | * Otherwise returns the number of MPLS push actions supported by | |
989 | * the datapath. */ | |
990 | static size_t | |
991 | check_max_mpls_depth(struct dpif_backer *backer) | |
992 | { | |
993 | struct flow flow; | |
994 | int n; | |
995 | ||
996 | for (n = 0; n < FLOW_MAX_MPLS_LABELS; n++) { | |
997 | struct odputil_keybuf keybuf; | |
998 | struct ofpbuf key; | |
5262eea1 JG |
999 | struct odp_flow_key_parms odp_parms = { |
1000 | .flow = &flow, | |
1001 | }; | |
8bfd0fda BP |
1002 | |
1003 | memset(&flow, 0, sizeof flow); | |
1004 | flow.dl_type = htons(ETH_TYPE_MPLS); | |
1005 | flow_set_mpls_bos(&flow, n, 1); | |
1006 | ||
1007 | ofpbuf_use_stack(&key, &keybuf, sizeof keybuf); | |
5262eea1 | 1008 | odp_flow_key_from_flow(&odp_parms, &key); |
bb71c96e | 1009 | if (!dpif_probe_feature(backer->dpif, "MPLS", &key, NULL, NULL)) { |
8bfd0fda BP |
1010 | break; |
1011 | } | |
8bfd0fda BP |
1012 | } |
1013 | ||
1014 | VLOG_INFO("%s: MPLS label stack length probed as %d", | |
1015 | dpif_name(backer->dpif), n); | |
1016 | return n; | |
1017 | } | |
1018 | ||
b52ac659 AZ |
1019 | static void |
1020 | add_sample_actions(struct ofpbuf *actions, int nesting) | |
1021 | { | |
1022 | if (nesting == 0) { | |
1023 | nl_msg_put_odp_port(actions, OVS_ACTION_ATTR_OUTPUT, u32_to_odp(1)); | |
1024 | return; | |
1025 | } | |
1026 | ||
1027 | size_t start, actions_start; | |
1028 | ||
1029 | start = nl_msg_start_nested(actions, OVS_ACTION_ATTR_SAMPLE); | |
1030 | actions_start = nl_msg_start_nested(actions, OVS_SAMPLE_ATTR_ACTIONS); | |
1031 | add_sample_actions(actions, nesting - 1); | |
1032 | nl_msg_end_nested(actions, actions_start); | |
1033 | nl_msg_put_u32(actions, OVS_SAMPLE_ATTR_PROBABILITY, UINT32_MAX); | |
1034 | nl_msg_end_nested(actions, start); | |
1035 | } | |
1036 | ||
1037 | /* Tests the nested sample actions levels supported by 'backer''s datapath. | |
1038 | * | |
1039 | * Returns the number of nested sample actions accepted by the datapath. */ | |
1040 | static size_t | |
1041 | check_max_sample_nesting(struct dpif_backer *backer) | |
1042 | { | |
1043 | struct odputil_keybuf keybuf; | |
1044 | struct ofpbuf key; | |
1045 | struct flow flow; | |
1046 | int n; | |
1047 | ||
1048 | struct odp_flow_key_parms odp_parms = { | |
1049 | .flow = &flow, | |
1050 | }; | |
1051 | ||
1052 | memset(&flow, 0, sizeof flow); | |
1053 | ofpbuf_use_stack(&key, &keybuf, sizeof keybuf); | |
1054 | odp_flow_key_from_flow(&odp_parms, &key); | |
1055 | ||
1056 | /* OVS datapath has always supported at least 3 nested levels. */ | |
1057 | for (n = 3; n < FLOW_MAX_SAMPLE_NESTING; n++) { | |
1058 | struct ofpbuf actions; | |
1059 | bool ok; | |
1060 | ||
1061 | ofpbuf_init(&actions, 300); | |
1062 | add_sample_actions(&actions, n); | |
1063 | ok = dpif_probe_feature(backer->dpif, "Sample action nesting", &key, | |
1064 | &actions, NULL); | |
1065 | ofpbuf_uninit(&actions); | |
1066 | if (!ok) { | |
1067 | break; | |
1068 | } | |
1069 | } | |
1070 | ||
1071 | VLOG_INFO("%s: Max sample nesting level probed as %d", | |
1072 | dpif_name(backer->dpif), n); | |
1073 | return n; | |
1074 | } | |
1075 | ||
53477c2c JR |
1076 | /* Tests whether 'backer''s datapath supports masked data in |
1077 | * OVS_ACTION_ATTR_SET actions. We need to disable some features on older | |
1078 | * datapaths that don't support this feature. */ | |
1079 | static bool | |
1080 | check_masked_set_action(struct dpif_backer *backer) | |
1081 | { | |
1082 | struct eth_header *eth; | |
1083 | struct ofpbuf actions; | |
cf62fa4c | 1084 | struct dp_packet packet; |
1cceb31b | 1085 | struct flow flow; |
53477c2c JR |
1086 | int error; |
1087 | struct ovs_key_ethernet key, mask; | |
1088 | ||
1089 | /* Compose a set action that will cause an EINVAL error on older | |
1090 | * datapaths that don't support masked set actions. | |
1091 | * Avoid using a full mask, as it could be translated to a non-masked | |
1092 | * set action instead. */ | |
1093 | ofpbuf_init(&actions, 64); | |
1094 | memset(&key, 0x53, sizeof key); | |
1095 | memset(&mask, 0x7f, sizeof mask); | |
1096 | commit_masked_set_action(&actions, OVS_KEY_ATTR_ETHERNET, &key, &mask, | |
1097 | sizeof key); | |
1098 | ||
1099 | /* Compose a dummy ethernet packet. */ | |
cf62fa4c PS |
1100 | dp_packet_init(&packet, ETH_HEADER_LEN); |
1101 | eth = dp_packet_put_zeros(&packet, ETH_HEADER_LEN); | |
53477c2c JR |
1102 | eth->eth_type = htons(0x1234); |
1103 | ||
1cceb31b DDP |
1104 | flow_extract(&packet, &flow); |
1105 | ||
53477c2c JR |
1106 | /* Execute the actions. On older datapaths this fails with EINVAL, on |
1107 | * newer datapaths it succeeds. */ | |
c4d8a4e0 IM |
1108 | struct dpif_execute execute = { |
1109 | .actions = actions.data, | |
1110 | .actions_len = actions.size, | |
1111 | .packet = &packet, | |
1112 | .flow = &flow, | |
1113 | .probe = true, | |
1114 | }; | |
53477c2c JR |
1115 | error = dpif_execute(backer->dpif, &execute); |
1116 | ||
cf62fa4c | 1117 | dp_packet_uninit(&packet); |
53477c2c JR |
1118 | ofpbuf_uninit(&actions); |
1119 | ||
1120 | if (error) { | |
1121 | /* Masked set action is not supported. */ | |
1122 | VLOG_INFO("%s: datapath does not support masked set action feature.", | |
1123 | dpif_name(backer->dpif)); | |
1124 | } | |
1125 | return !error; | |
1126 | } | |
1127 | ||
aaca4fe0 WT |
1128 | /* Tests whether 'backer''s datapath supports truncation of a packet in |
1129 | * OVS_ACTION_ATTR_TRUNC. We need to disable some features on older | |
1130 | * datapaths that don't support this feature. */ | |
1131 | static bool | |
1132 | check_trunc_action(struct dpif_backer *backer) | |
1133 | { | |
1134 | struct eth_header *eth; | |
1135 | struct ofpbuf actions; | |
aaca4fe0 WT |
1136 | struct dp_packet packet; |
1137 | struct ovs_action_trunc *trunc; | |
1138 | struct flow flow; | |
1139 | int error; | |
1140 | ||
1141 | /* Compose an action with output(port:1, | |
1142 | * max_len:OVS_ACTION_OUTPUT_MIN + 1). | |
1143 | * This translates to one truncate action and one output action. */ | |
1144 | ofpbuf_init(&actions, 64); | |
1145 | trunc = nl_msg_put_unspec_uninit(&actions, | |
1146 | OVS_ACTION_ATTR_TRUNC, sizeof *trunc); | |
1147 | ||
1148 | trunc->max_len = ETH_HEADER_LEN + 1; | |
1149 | nl_msg_put_odp_port(&actions, OVS_ACTION_ATTR_OUTPUT, u32_to_odp(1)); | |
1150 | ||
1151 | /* Compose a dummy Ethernet packet. */ | |
1152 | dp_packet_init(&packet, ETH_HEADER_LEN); | |
1153 | eth = dp_packet_put_zeros(&packet, ETH_HEADER_LEN); | |
1154 | eth->eth_type = htons(0x1234); | |
1155 | ||
1156 | flow_extract(&packet, &flow); | |
1157 | ||
1158 | /* Execute the actions. On older datapaths this fails with EINVAL, on | |
1159 | * newer datapaths it succeeds. */ | |
c4d8a4e0 IM |
1160 | struct dpif_execute execute = { |
1161 | .actions = actions.data, | |
1162 | .actions_len = actions.size, | |
1163 | .packet = &packet, | |
1164 | .flow = &flow, | |
1165 | .probe = true, | |
1166 | }; | |
aaca4fe0 WT |
1167 | error = dpif_execute(backer->dpif, &execute); |
1168 | ||
1169 | dp_packet_uninit(&packet); | |
1170 | ofpbuf_uninit(&actions); | |
1171 | ||
1172 | if (error) { | |
1173 | VLOG_INFO("%s: Datapath does not support truncate action", | |
1174 | dpif_name(backer->dpif)); | |
1175 | } else { | |
1176 | VLOG_INFO("%s: Datapath supports truncate action", | |
1177 | dpif_name(backer->dpif)); | |
1178 | } | |
1179 | ||
1180 | return !error; | |
1181 | } | |
1182 | ||
535e3acf AZ |
1183 | /* Tests whether 'backer''s datapath supports the clone action |
1184 | * OVS_ACTION_ATTR_CLONE. */ | |
1185 | static bool | |
1186 | check_clone(struct dpif_backer *backer) | |
1187 | { | |
535e3acf AZ |
1188 | struct eth_header *eth; |
1189 | struct flow flow; | |
1190 | struct dp_packet packet; | |
1191 | struct ofpbuf actions; | |
1192 | size_t clone_start; | |
1193 | int error; | |
1194 | ||
1195 | /* Compose clone with an empty action list. | |
1196 | * and check if datapath can decode the message. */ | |
1197 | ofpbuf_init(&actions, 64); | |
1198 | clone_start = nl_msg_start_nested(&actions, OVS_ACTION_ATTR_CLONE); | |
1199 | nl_msg_end_nested(&actions, clone_start); | |
1200 | ||
1201 | /* Compose a dummy Ethernet packet. */ | |
1202 | dp_packet_init(&packet, ETH_HEADER_LEN); | |
1203 | eth = dp_packet_put_zeros(&packet, ETH_HEADER_LEN); | |
1204 | eth->eth_type = htons(0x1234); | |
1205 | ||
1206 | flow_extract(&packet, &flow); | |
1207 | ||
1208 | /* Execute the actions. On older datapaths this fails with EINVAL, on | |
1209 | * newer datapaths it succeeds. */ | |
c4d8a4e0 IM |
1210 | struct dpif_execute execute = { |
1211 | .actions = actions.data, | |
1212 | .actions_len = actions.size, | |
1213 | .packet = &packet, | |
1214 | .flow = &flow, | |
1215 | .probe = true, | |
1216 | }; | |
535e3acf AZ |
1217 | error = dpif_execute(backer->dpif, &execute); |
1218 | ||
1219 | dp_packet_uninit(&packet); | |
1220 | ofpbuf_uninit(&actions); | |
1221 | ||
1222 | if (error) { | |
1223 | VLOG_INFO("%s: Datapath does not support clone action", | |
1224 | dpif_name(backer->dpif)); | |
1225 | } else { | |
1226 | VLOG_INFO("%s: Datapath supports clone action", | |
1227 | dpif_name(backer->dpif)); | |
1228 | } | |
1229 | ||
1230 | return !error; | |
1231 | } | |
1232 | ||
adfe7a0b JR |
1233 | /* Tests whether 'backer''s datapath supports the OVS_CT_ATTR_EVENTMASK |
1234 | * attribute in OVS_ACTION_ATTR_CT. */ | |
1235 | static bool | |
1236 | check_ct_eventmask(struct dpif_backer *backer) | |
1237 | { | |
adfe7a0b JR |
1238 | struct dp_packet packet; |
1239 | struct ofpbuf actions; | |
1240 | struct flow flow = { | |
1241 | .dl_type = CONSTANT_HTONS(ETH_TYPE_IP), | |
1242 | .nw_proto = IPPROTO_UDP, | |
1243 | .nw_ttl = 64, | |
1244 | /* Use the broadcast address on the loopback address range 127/8 to | |
1245 | * avoid hitting any real conntrack entries. We leave the UDP ports to | |
1246 | * zeroes for the same purpose. */ | |
1247 | .nw_src = CONSTANT_HTONL(0x7fffffff), | |
1248 | .nw_dst = CONSTANT_HTONL(0x7fffffff), | |
1249 | }; | |
1250 | size_t ct_start; | |
1251 | int error; | |
1252 | ||
1253 | /* Compose CT action with eventmask attribute and check if datapath can | |
1254 | * decode the message. */ | |
1255 | ofpbuf_init(&actions, 64); | |
1256 | ct_start = nl_msg_start_nested(&actions, OVS_ACTION_ATTR_CT); | |
1257 | /* Eventmask has no effect without the commit flag, but currently the | |
1258 | * datapath will accept an eventmask even without commit. This is useful | |
1259 | * as we do not want to persist the probe connection in the conntrack | |
1260 | * table. */ | |
1261 | nl_msg_put_u32(&actions, OVS_CT_ATTR_EVENTMASK, ~0); | |
1262 | nl_msg_end_nested(&actions, ct_start); | |
1263 | ||
1264 | /* Compose a dummy UDP packet. */ | |
1265 | dp_packet_init(&packet, 0); | |
6f068379 | 1266 | flow_compose(&packet, &flow, NULL, 64); |
adfe7a0b JR |
1267 | |
1268 | /* Execute the actions. On older datapaths this fails with EINVAL, on | |
1269 | * newer datapaths it succeeds. */ | |
c4d8a4e0 IM |
1270 | struct dpif_execute execute = { |
1271 | .actions = actions.data, | |
1272 | .actions_len = actions.size, | |
1273 | .packet = &packet, | |
1274 | .flow = &flow, | |
1275 | .probe = true, | |
1276 | }; | |
adfe7a0b JR |
1277 | error = dpif_execute(backer->dpif, &execute); |
1278 | ||
1279 | dp_packet_uninit(&packet); | |
1280 | ofpbuf_uninit(&actions); | |
1281 | ||
1282 | if (error) { | |
1283 | VLOG_INFO("%s: Datapath does not support eventmask in conntrack action", | |
1284 | dpif_name(backer->dpif)); | |
1285 | } else { | |
1286 | VLOG_INFO("%s: Datapath supports eventmask in conntrack action", | |
1287 | dpif_name(backer->dpif)); | |
1288 | } | |
1289 | ||
1290 | return !error; | |
1291 | } | |
1292 | ||
1fe178d2 EG |
1293 | /* Tests whether 'backer''s datapath supports the OVS_ACTION_ATTR_CT_CLEAR |
1294 | * action. */ | |
1295 | static bool | |
1296 | check_ct_clear(struct dpif_backer *backer) | |
1297 | { | |
1298 | struct odputil_keybuf keybuf; | |
1299 | uint8_t actbuf[NL_A_FLAG_SIZE]; | |
1300 | struct ofpbuf actions; | |
1301 | struct ofpbuf key; | |
1302 | struct flow flow; | |
1303 | bool supported; | |
1304 | ||
1305 | struct odp_flow_key_parms odp_parms = { | |
1306 | .flow = &flow, | |
1307 | .probe = true, | |
1308 | }; | |
1309 | ||
1310 | memset(&flow, 0, sizeof flow); | |
1311 | ofpbuf_use_stack(&key, &keybuf, sizeof keybuf); | |
1312 | odp_flow_key_from_flow(&odp_parms, &key); | |
1313 | ||
1314 | ofpbuf_use_stack(&actions, &actbuf, sizeof actbuf); | |
1315 | nl_msg_put_flag(&actions, OVS_ACTION_ATTR_CT_CLEAR); | |
1316 | ||
1317 | supported = dpif_probe_feature(backer->dpif, "ct_clear", &key, | |
1318 | &actions, NULL); | |
1319 | ||
1320 | VLOG_INFO("%s: Datapath %s ct_clear action", | |
1321 | dpif_name(backer->dpif), (supported) ? "supports" | |
1322 | : "does not support"); | |
1323 | return supported; | |
1324 | } | |
1325 | ||
187bb41f YHW |
1326 | /* Tests whether 'backer''s datapath supports the OVS_CT_ATTR_TIMEOUT |
1327 | * attribute in OVS_ACTION_ATTR_CT. */ | |
1328 | static bool | |
1329 | check_ct_timeout_policy(struct dpif_backer *backer) | |
1330 | { | |
187bb41f YHW |
1331 | struct dp_packet packet; |
1332 | struct ofpbuf actions; | |
1333 | struct flow flow = { | |
1334 | .dl_type = CONSTANT_HTONS(ETH_TYPE_IP), | |
1335 | .nw_proto = IPPROTO_UDP, | |
1336 | .nw_ttl = 64, | |
1337 | /* Use the broadcast address on the loopback address range 127/8 to | |
1338 | * avoid hitting any real conntrack entries. We leave the UDP ports to | |
1339 | * zeroes for the same purpose. */ | |
1340 | .nw_src = CONSTANT_HTONL(0x7fffffff), | |
1341 | .nw_dst = CONSTANT_HTONL(0x7fffffff), | |
1342 | }; | |
1343 | size_t ct_start; | |
1344 | int error; | |
1345 | ||
1346 | /* Compose CT action with timeout policy attribute and check if datapath | |
1347 | * can decode the message. */ | |
1348 | ofpbuf_init(&actions, 64); | |
1349 | ct_start = nl_msg_start_nested(&actions, OVS_ACTION_ATTR_CT); | |
1350 | /* Timeout policy has no effect without the commit flag, but currently the | |
1351 | * datapath will accept a timeout policy even without commit. This is | |
1352 | * useful as we do not want to persist the probe connection in the | |
1353 | * conntrack table. */ | |
1354 | nl_msg_put_string(&actions, OVS_CT_ATTR_TIMEOUT, "ovs_test_tp"); | |
1355 | nl_msg_end_nested(&actions, ct_start); | |
1356 | ||
1357 | /* Compose a dummy UDP packet. */ | |
1358 | dp_packet_init(&packet, 0); | |
1359 | flow_compose(&packet, &flow, NULL, 64); | |
1360 | ||
1361 | /* Execute the actions. On older datapaths this fails with EINVAL, on | |
1362 | * newer datapaths it succeeds. */ | |
c4d8a4e0 IM |
1363 | struct dpif_execute execute = { |
1364 | .actions = actions.data, | |
1365 | .actions_len = actions.size, | |
1366 | .packet = &packet, | |
1367 | .flow = &flow, | |
1368 | .probe = true, | |
1369 | }; | |
187bb41f YHW |
1370 | error = dpif_execute(backer->dpif, &execute); |
1371 | ||
1372 | dp_packet_uninit(&packet); | |
1373 | ofpbuf_uninit(&actions); | |
1374 | ||
1375 | if (error) { | |
1376 | VLOG_INFO("%s: Datapath does not support timeout policy in conntrack " | |
1377 | "action", dpif_name(backer->dpif)); | |
1378 | } else { | |
1379 | VLOG_INFO("%s: Datapath supports timeout policy in conntrack action", | |
1380 | dpif_name(backer->dpif)); | |
1381 | } | |
1382 | ||
1383 | return !error; | |
1384 | } | |
5b34f8fc NS |
1385 | |
1386 | /* Tests whether 'backer''s datapath supports the | |
1387 | * OVS_ACTION_ATTR_CHECK_PKT_LEN action. */ | |
1388 | static bool | |
1389 | check_check_pkt_len(struct dpif_backer *backer) | |
1390 | { | |
1391 | struct odputil_keybuf keybuf; | |
1392 | struct ofpbuf actions; | |
1393 | struct ofpbuf key; | |
1394 | struct flow flow; | |
1395 | bool supported; | |
1396 | ||
1397 | struct odp_flow_key_parms odp_parms = { | |
1398 | .flow = &flow, | |
1399 | .probe = true, | |
1400 | }; | |
1401 | ||
1402 | memset(&flow, 0, sizeof flow); | |
1403 | ofpbuf_use_stack(&key, &keybuf, sizeof keybuf); | |
1404 | odp_flow_key_from_flow(&odp_parms, &key); | |
1405 | ofpbuf_init(&actions, 64); | |
1406 | size_t cpl_start; | |
1407 | ||
1408 | cpl_start = nl_msg_start_nested(&actions, OVS_ACTION_ATTR_CHECK_PKT_LEN); | |
1409 | nl_msg_put_u16(&actions, OVS_CHECK_PKT_LEN_ATTR_PKT_LEN, 100); | |
1410 | ||
1411 | /* Putting these actions without any data is good enough to check | |
1412 | * if check_pkt_len is supported or not. */ | |
1413 | nl_msg_put_flag(&actions, OVS_CHECK_PKT_LEN_ATTR_ACTIONS_IF_GREATER); | |
1414 | nl_msg_put_flag(&actions, OVS_CHECK_PKT_LEN_ATTR_ACTIONS_IF_LESS_EQUAL); | |
1415 | ||
1416 | nl_msg_end_nested(&actions, cpl_start); | |
1417 | ||
1418 | supported = dpif_probe_feature(backer->dpif, "check_pkt_len", &key, | |
1419 | &actions, NULL); | |
1420 | ofpbuf_uninit(&actions); | |
1421 | VLOG_INFO("%s: Datapath %s check_pkt_len action", | |
1422 | dpif_name(backer->dpif), supported ? "supports" | |
1423 | : "does not support"); | |
1424 | return supported; | |
1425 | } | |
1426 | ||
6a0b0d3b JS |
1427 | /* Probe the highest dp_hash algorithm supported by the datapath. */ |
1428 | static size_t | |
1429 | check_max_dp_hash_alg(struct dpif_backer *backer) | |
1430 | { | |
1431 | struct odputil_keybuf keybuf; | |
1432 | struct ofpbuf key; | |
1433 | struct flow flow; | |
1434 | struct ovs_action_hash *hash; | |
1435 | int max_alg = 0; | |
1436 | ||
1437 | struct odp_flow_key_parms odp_parms = { | |
1438 | .flow = &flow, | |
1439 | .probe = true, | |
1440 | }; | |
1441 | ||
1442 | memset(&flow, 0, sizeof flow); | |
1443 | ofpbuf_use_stack(&key, &keybuf, sizeof keybuf); | |
1444 | odp_flow_key_from_flow(&odp_parms, &key); | |
1445 | ||
1446 | /* All datapaths support algortithm 0 (OVS_HASH_ALG_L4). */ | |
1447 | for (int alg = 1; alg < __OVS_HASH_MAX; alg++) { | |
1448 | struct ofpbuf actions; | |
1449 | bool ok; | |
1450 | ||
1451 | ofpbuf_init(&actions, 300); | |
1452 | hash = nl_msg_put_unspec_uninit(&actions, | |
1453 | OVS_ACTION_ATTR_HASH, sizeof *hash); | |
1454 | hash->hash_basis = 0; | |
1455 | hash->hash_alg = alg; | |
1456 | ok = dpif_probe_feature(backer->dpif, "Max dp_hash algorithm", &key, | |
1457 | &actions, NULL); | |
1458 | ofpbuf_uninit(&actions); | |
1459 | if (ok) { | |
1460 | max_alg = alg; | |
1461 | } else { | |
1462 | break; | |
1463 | } | |
1464 | } | |
1465 | ||
1466 | VLOG_INFO("%s: Max dp_hash algorithm probed to be %d", | |
1467 | dpif_name(backer->dpif), max_alg); | |
1468 | return max_alg; | |
1469 | } | |
1470 | ||
d0d57149 FL |
1471 | /* Tests whether 'backer''s datapath supports IPv6 ND extensions. |
1472 | * Only userspace datapath support OVS_KEY_ATTR_ND_EXTENSIONS in keys. | |
1473 | * | |
1474 | * Returns false if 'backer' definitely does not support matching and | |
1475 | * setting reserved and options type, true if it seems to support. */ | |
1476 | static bool | |
1477 | check_nd_extensions(struct dpif_backer *backer) | |
1478 | { | |
1479 | struct eth_header *eth; | |
1480 | struct ofpbuf actions; | |
d0d57149 FL |
1481 | struct dp_packet packet; |
1482 | struct flow flow; | |
1483 | int error; | |
1484 | struct ovs_key_nd_extensions key, mask; | |
1485 | ||
1486 | ofpbuf_init(&actions, 64); | |
1487 | memset(&key, 0x53, sizeof key); | |
1488 | memset(&mask, 0x7f, sizeof mask); | |
1489 | commit_masked_set_action(&actions, OVS_KEY_ATTR_ND_EXTENSIONS, &key, &mask, | |
1490 | sizeof key); | |
1491 | ||
1492 | /* Compose a dummy ethernet packet. */ | |
1493 | dp_packet_init(&packet, ETH_HEADER_LEN); | |
1494 | eth = dp_packet_put_zeros(&packet, ETH_HEADER_LEN); | |
1495 | eth->eth_type = htons(0x1234); | |
1496 | ||
1497 | flow_extract(&packet, &flow); | |
1498 | ||
1499 | /* Execute the actions. On datapaths without support fails with EINVAL. */ | |
c4d8a4e0 IM |
1500 | struct dpif_execute execute = { |
1501 | .actions = actions.data, | |
1502 | .actions_len = actions.size, | |
1503 | .packet = &packet, | |
1504 | .flow = &flow, | |
1505 | .probe = true, | |
1506 | }; | |
d0d57149 FL |
1507 | error = dpif_execute(backer->dpif, &execute); |
1508 | ||
1509 | dp_packet_uninit(&packet); | |
1510 | ofpbuf_uninit(&actions); | |
1511 | ||
1512 | VLOG_INFO("%s: Datapath %s IPv6 ND Extensions", dpif_name(backer->dpif), | |
1513 | error ? "does not support" : "supports"); | |
1514 | ||
1515 | return !error; | |
1516 | } | |
1517 | ||
d77b0d5f | 1518 | #define CHECK_FEATURE__(NAME, SUPPORT, FIELD, VALUE, ETHTYPE) \ |
07659514 JS |
1519 | static bool \ |
1520 | check_##NAME(struct dpif_backer *backer) \ | |
1521 | { \ | |
1522 | struct flow flow; \ | |
1523 | struct odputil_keybuf keybuf; \ | |
1524 | struct ofpbuf key; \ | |
1525 | bool enable; \ | |
1526 | struct odp_flow_key_parms odp_parms = { \ | |
1527 | .flow = &flow, \ | |
1528 | .support = { \ | |
7b27258c | 1529 | .SUPPORT = true, \ |
07659514 JS |
1530 | }, \ |
1531 | }; \ | |
1532 | \ | |
1533 | memset(&flow, 0, sizeof flow); \ | |
7b27258c | 1534 | flow.FIELD = VALUE; \ |
d77b0d5f | 1535 | flow.dl_type = htons(ETHTYPE); \ |
07659514 JS |
1536 | \ |
1537 | ofpbuf_use_stack(&key, &keybuf, sizeof keybuf); \ | |
1538 | odp_flow_key_from_flow(&odp_parms, &key); \ | |
bb71c96e | 1539 | enable = dpif_probe_feature(backer->dpif, #NAME, &key, NULL, NULL); \ |
07659514 JS |
1540 | \ |
1541 | if (enable) { \ | |
1542 | VLOG_INFO("%s: Datapath supports "#NAME, dpif_name(backer->dpif)); \ | |
1543 | } else { \ | |
1544 | VLOG_INFO("%s: Datapath does not support "#NAME, \ | |
1545 | dpif_name(backer->dpif)); \ | |
1546 | } \ | |
1547 | \ | |
1548 | return enable; \ | |
1549 | } | |
d77b0d5f SV |
1550 | #define CHECK_FEATURE(FIELD) CHECK_FEATURE__(FIELD, FIELD, FIELD, 1, \ |
1551 | ETH_TYPE_IP) | |
07659514 JS |
1552 | |
1553 | CHECK_FEATURE(ct_state) | |
1554 | CHECK_FEATURE(ct_zone) | |
8e53fe8c | 1555 | CHECK_FEATURE(ct_mark) |
d77b0d5f SV |
1556 | CHECK_FEATURE__(ct_label, ct_label, ct_label.u64.lo, 1, ETH_TYPE_IP) |
1557 | CHECK_FEATURE__(ct_state_nat, ct_state, ct_state, \ | |
1558 | CS_TRACKED|CS_SRC_NAT, ETH_TYPE_IP) | |
1559 | CHECK_FEATURE__(ct_orig_tuple, ct_orig_tuple, ct_nw_proto, 1, ETH_TYPE_IP) | |
7b5bbe5d | 1560 | CHECK_FEATURE__(ct_orig_tuple6, ct_orig_tuple6, ct_nw_proto, 1, ETH_TYPE_IPV6) |
07659514 JS |
1561 | |
1562 | #undef CHECK_FEATURE | |
1563 | #undef CHECK_FEATURE__ | |
1564 | ||
b440dd8c JS |
1565 | static void |
1566 | check_support(struct dpif_backer *backer) | |
1567 | { | |
535e3acf | 1568 | /* Actions. */ |
88186383 AZ |
1569 | backer->rt_support.odp.recirc = check_recirc(backer); |
1570 | backer->rt_support.odp.max_vlan_headers = check_max_vlan_headers(backer); | |
1571 | backer->rt_support.odp.max_mpls_depth = check_max_mpls_depth(backer); | |
1572 | backer->rt_support.masked_set_action = check_masked_set_action(backer); | |
1573 | backer->rt_support.trunc = check_trunc_action(backer); | |
1574 | backer->rt_support.ufid = check_ufid(backer); | |
1575 | backer->rt_support.tnl_push_pop = dpif_supports_tnl_push_pop(backer->dpif); | |
1576 | backer->rt_support.clone = check_clone(backer); | |
1577 | backer->rt_support.sample_nesting = check_max_sample_nesting(backer); | |
1578 | backer->rt_support.ct_eventmask = check_ct_eventmask(backer); | |
1fe178d2 | 1579 | backer->rt_support.ct_clear = check_ct_clear(backer); |
6a0b0d3b | 1580 | backer->rt_support.max_hash_alg = check_max_dp_hash_alg(backer); |
5b34f8fc | 1581 | backer->rt_support.check_pkt_len = check_check_pkt_len(backer); |
187bb41f | 1582 | backer->rt_support.ct_timeout = check_ct_timeout_policy(backer); |
a13a0209 AT |
1583 | backer->rt_support.explicit_drop_action = |
1584 | dpif_supports_explicit_drop_action(backer->dpif); | |
07659514 | 1585 | |
535e3acf | 1586 | /* Flow fields. */ |
88186383 AZ |
1587 | backer->rt_support.odp.ct_state = check_ct_state(backer); |
1588 | backer->rt_support.odp.ct_zone = check_ct_zone(backer); | |
1589 | backer->rt_support.odp.ct_mark = check_ct_mark(backer); | |
1590 | backer->rt_support.odp.ct_label = check_ct_label(backer); | |
88186383 AZ |
1591 | backer->rt_support.odp.ct_state_nat = check_ct_state_nat(backer); |
1592 | backer->rt_support.odp.ct_orig_tuple = check_ct_orig_tuple(backer); | |
1593 | backer->rt_support.odp.ct_orig_tuple6 = check_ct_orig_tuple6(backer); | |
d0d57149 | 1594 | backer->rt_support.odp.nd_ext = check_nd_extensions(backer); |
b440dd8c JS |
1595 | } |
1596 | ||
abe529af | 1597 | static int |
0f5f95a9 | 1598 | construct(struct ofproto *ofproto_) |
abe529af BP |
1599 | { |
1600 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
acf60855 | 1601 | struct shash_node *node, *next; |
abe529af | 1602 | int error; |
abe529af | 1603 | |
4d9226a7 JR |
1604 | /* Tunnel module can get used right after the udpif threads are running. */ |
1605 | ofproto_tunnel_init(); | |
1606 | ||
acf60855 | 1607 | error = open_dpif_backer(ofproto->up.type, &ofproto->backer); |
abe529af | 1608 | if (error) { |
abe529af BP |
1609 | return error; |
1610 | } | |
1611 | ||
290835f9 | 1612 | uuid_generate(&ofproto->uuid); |
44e0c35d | 1613 | atomic_init(&ofproto->tables_version, OVS_VERSION_MIN); |
abe529af BP |
1614 | ofproto->netflow = NULL; |
1615 | ofproto->sflow = NULL; | |
29089a54 | 1616 | ofproto->ipfix = NULL; |
21f7563c | 1617 | ofproto->stp = NULL; |
9efd308e | 1618 | ofproto->rstp = NULL; |
e79a6c83 | 1619 | ofproto->dump_seq = 0; |
abe529af | 1620 | hmap_init(&ofproto->bundles); |
e764773c | 1621 | ofproto->ml = mac_learning_create(MAC_ENTRY_DEFAULT_IDLE_TIME); |
6d95c4e8 | 1622 | ofproto->ms = NULL; |
ec7ceaed | 1623 | ofproto->mbridge = mbridge_create(); |
abe529af | 1624 | ofproto->has_bonded_bundles = false; |
e2d13c43 | 1625 | ofproto->lacp_enabled = false; |
97ba2d36 | 1626 | ovs_mutex_init_adaptive(&ofproto->stats_mutex); |
abe529af | 1627 | |
a2b53dec | 1628 | guarded_list_init(&ofproto->ams); |
ada3a58d | 1629 | |
acf60855 | 1630 | sset_init(&ofproto->ports); |
0a740f48 | 1631 | sset_init(&ofproto->ghost_ports); |
acf60855 JP |
1632 | sset_init(&ofproto->port_poll_set); |
1633 | ofproto->port_poll_errno = 0; | |
f23d157c | 1634 | ofproto->change_seq = 0; |
a2b53dec BP |
1635 | ofproto->ams_seq = seq_create(); |
1636 | ofproto->ams_seqno = seq_read(ofproto->ams_seq); | |
cfc50ae5 | 1637 | |
acf60855 JP |
1638 | |
1639 | SHASH_FOR_EACH_SAFE (node, next, &init_ofp_ports) { | |
4f9e08a5 | 1640 | struct iface_hint *iface_hint = node->data; |
acf60855 JP |
1641 | |
1642 | if (!strcmp(iface_hint->br_name, ofproto->up.name)) { | |
1643 | /* Check if the datapath already has this port. */ | |
1644 | if (dpif_port_exists(ofproto->backer->dpif, node->name)) { | |
1645 | sset_add(&ofproto->ports, node->name); | |
1646 | } | |
1647 | ||
1648 | free(iface_hint->br_name); | |
1649 | free(iface_hint->br_type); | |
4f9e08a5 | 1650 | free(iface_hint); |
acf60855 JP |
1651 | shash_delete(&init_ofp_ports, node); |
1652 | } | |
1653 | } | |
e1b1d06a | 1654 | |
911b4a7e JP |
1655 | hmap_insert(&all_ofproto_dpifs_by_name, |
1656 | &ofproto->all_ofproto_dpifs_by_name_node, | |
b44a10b7 | 1657 | hash_string(ofproto->up.name, 0)); |
911b4a7e JP |
1658 | hmap_insert(&all_ofproto_dpifs_by_uuid, |
1659 | &ofproto->all_ofproto_dpifs_by_uuid_node, | |
1660 | uuid_hash(&ofproto->uuid)); | |
6527c598 | 1661 | memset(&ofproto->stats, 0, sizeof ofproto->stats); |
0f5f95a9 BP |
1662 | |
1663 | ofproto_init_tables(ofproto_, N_TABLES); | |
c57b2226 | 1664 | error = add_internal_flows(ofproto); |
adcf00ba | 1665 | |
c57b2226 BP |
1666 | ofproto->up.tables[TBL_INTERNAL].flags = OFTABLE_HIDDEN | OFTABLE_READONLY; |
1667 | ||
1668 | return error; | |
1669 | } | |
1670 | ||
1671 | static int | |
adcf00ba | 1672 | add_internal_miss_flow(struct ofproto_dpif *ofproto, int id, |
f25d0cf3 | 1673 | const struct ofpbuf *ofpacts, struct rule_dpif **rulep) |
c57b2226 | 1674 | { |
adcf00ba | 1675 | struct match match; |
c57b2226 | 1676 | int error; |
adcf00ba | 1677 | struct rule *rule; |
c57b2226 | 1678 | |
adcf00ba AZ |
1679 | match_init_catchall(&match); |
1680 | match_set_reg(&match, 0, id); | |
c57b2226 | 1681 | |
290ad78a SH |
1682 | error = ofproto_dpif_add_internal_flow(ofproto, &match, 0, 0, ofpacts, |
1683 | &rule); | |
adcf00ba | 1684 | *rulep = error ? NULL : rule_dpif_cast(rule); |
0f5f95a9 | 1685 | |
adcf00ba | 1686 | return error; |
abe529af BP |
1687 | } |
1688 | ||
c57b2226 BP |
1689 | static int |
1690 | add_internal_flows(struct ofproto_dpif *ofproto) | |
1691 | { | |
f25d0cf3 BP |
1692 | struct ofpact_controller *controller; |
1693 | uint64_t ofpacts_stub[128 / 8]; | |
1694 | struct ofpbuf ofpacts; | |
adcf00ba | 1695 | struct rule *unused_rulep OVS_UNUSED; |
adcf00ba | 1696 | struct match match; |
c57b2226 BP |
1697 | int error; |
1698 | int id; | |
1699 | ||
f25d0cf3 | 1700 | ofpbuf_use_stack(&ofpacts, ofpacts_stub, sizeof ofpacts_stub); |
c57b2226 BP |
1701 | id = 1; |
1702 | ||
f25d0cf3 BP |
1703 | controller = ofpact_put_CONTROLLER(&ofpacts); |
1704 | controller->max_len = UINT16_MAX; | |
1705 | controller->controller_id = 0; | |
9bfe9334 | 1706 | controller->reason = OFPR_IMPLICIT_MISS; |
206ddb9a | 1707 | controller->meter_id = NX_CTLR_NO_METER; |
ce058104 | 1708 | ofpact_finish_CONTROLLER(&ofpacts, &controller); |
f25d0cf3 | 1709 | |
adcf00ba AZ |
1710 | error = add_internal_miss_flow(ofproto, id++, &ofpacts, |
1711 | &ofproto->miss_rule); | |
c57b2226 BP |
1712 | if (error) { |
1713 | return error; | |
1714 | } | |
1715 | ||
f25d0cf3 | 1716 | ofpbuf_clear(&ofpacts); |
adcf00ba | 1717 | error = add_internal_miss_flow(ofproto, id++, &ofpacts, |
dbb7c28f | 1718 | &ofproto->no_packet_in_rule); |
7fd51d39 BP |
1719 | if (error) { |
1720 | return error; | |
1721 | } | |
1722 | ||
adcf00ba | 1723 | error = add_internal_miss_flow(ofproto, id++, &ofpacts, |
dbb7c28f | 1724 | &ofproto->drop_frags_rule); |
adcf00ba AZ |
1725 | if (error) { |
1726 | return error; | |
1727 | } | |
1728 | ||
0c7812e5 AW |
1729 | /* Drop any run away non-recirc rule lookups. Recirc_id has to be |
1730 | * zero when reaching this rule. | |
adcf00ba | 1731 | * |
0c7812e5 | 1732 | * (priority=2), recirc_id=0, actions=drop |
adcf00ba | 1733 | */ |
0c7812e5 | 1734 | ofpbuf_clear(&ofpacts); |
adcf00ba AZ |
1735 | match_init_catchall(&match); |
1736 | match_set_recirc_id(&match, 0); | |
290ad78a | 1737 | error = ofproto_dpif_add_internal_flow(ofproto, &match, 2, 0, &ofpacts, |
adcf00ba | 1738 | &unused_rulep); |
c57b2226 BP |
1739 | return error; |
1740 | } | |
1741 | ||
abe529af | 1742 | static void |
fe13ccdc | 1743 | destruct(struct ofproto *ofproto_, bool del) |
abe529af BP |
1744 | { |
1745 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
a2b53dec | 1746 | struct ofproto_async_msg *am; |
78c8df12 | 1747 | struct rule_dpif *rule; |
d0918789 | 1748 | struct oftable *table; |
a2b53dec | 1749 | struct ovs_list ams; |
abe529af | 1750 | |
875b94ed | 1751 | ofproto->backer->need_revalidate = REV_RECONFIGURE; |
84f0f298 | 1752 | xlate_txn_start(); |
46c88433 | 1753 | xlate_remove_ofproto(ofproto); |
84f0f298 | 1754 | xlate_txn_commit(); |
46c88433 | 1755 | |
911b4a7e JP |
1756 | hmap_remove(&all_ofproto_dpifs_by_name, |
1757 | &ofproto->all_ofproto_dpifs_by_name_node); | |
1758 | hmap_remove(&all_ofproto_dpifs_by_uuid, | |
1759 | &ofproto->all_ofproto_dpifs_by_uuid_node); | |
7ee20df1 | 1760 | |
0697b5c3 | 1761 | OFPROTO_FOR_EACH_TABLE (table, &ofproto->up) { |
de4ad4a2 | 1762 | CLS_FOR_EACH (rule, up.cr, &table->cls) { |
8b81d1ef | 1763 | ofproto_rule_delete(&ofproto->up, &rule->up); |
0697b5c3 | 1764 | } |
7ee20df1 | 1765 | } |
daab0ae6 | 1766 | ofproto_group_delete_all(&ofproto->up); |
7ee20df1 | 1767 | |
a2b53dec BP |
1768 | guarded_list_pop_all(&ofproto->ams, &ams); |
1769 | LIST_FOR_EACH_POP (am, list_node, &ams) { | |
1770 | ofproto_async_msg_free(am); | |
ada3a58d | 1771 | } |
a2b53dec | 1772 | guarded_list_destroy(&ofproto->ams); |
ada3a58d | 1773 | |
e672ff9b | 1774 | recirc_free_ofproto(ofproto, ofproto->up.name); |
f9038ef6 | 1775 | |
ec7ceaed | 1776 | mbridge_unref(ofproto->mbridge); |
abe529af | 1777 | |
8e407f27 | 1778 | netflow_unref(ofproto->netflow); |
9723bcce | 1779 | dpif_sflow_unref(ofproto->sflow); |
8b7ea2d4 | 1780 | dpif_ipfix_unref(ofproto->ipfix); |
abe529af | 1781 | hmap_destroy(&ofproto->bundles); |
5d989517 | 1782 | mac_learning_unref(ofproto->ml); |
6d95c4e8 | 1783 | mcast_snooping_unref(ofproto->ms); |
7b91e3c8 | 1784 | stp_unref(ofproto->stp); |
1785 | rstp_unref(ofproto->rstp); | |
abe529af | 1786 | |
acf60855 | 1787 | sset_destroy(&ofproto->ports); |
0a740f48 | 1788 | sset_destroy(&ofproto->ghost_ports); |
acf60855 | 1789 | sset_destroy(&ofproto->port_poll_set); |
e1b1d06a | 1790 | |
0da3c61b | 1791 | ovs_mutex_destroy(&ofproto->stats_mutex); |
13501305 | 1792 | |
a2b53dec | 1793 | seq_destroy(ofproto->ams_seq); |
cfc50ae5 | 1794 | |
fe13ccdc | 1795 | close_dpif_backer(ofproto->backer, del); |
abe529af BP |
1796 | } |
1797 | ||
5fcc0d00 BP |
1798 | static int |
1799 | run(struct ofproto *ofproto_) | |
1800 | { | |
1801 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
e79a6c83 | 1802 | uint64_t new_seq, new_dump_seq; |
44810e6d | 1803 | bool is_connected; |
5fcc0d00 | 1804 | |
ec7ceaed EJ |
1805 | if (mbridge_need_revalidate(ofproto->mbridge)) { |
1806 | ofproto->backer->need_revalidate = REV_RECONFIGURE; | |
509c0149 | 1807 | ovs_rwlock_wrlock(&ofproto->ml->rwlock); |
30618594 | 1808 | mac_learning_flush(ofproto->ml); |
509c0149 | 1809 | ovs_rwlock_unlock(&ofproto->ml->rwlock); |
6d95c4e8 | 1810 | mcast_snooping_mdb_flush(ofproto->ms); |
ec7ceaed EJ |
1811 | } |
1812 | ||
a2b53dec | 1813 | /* Always updates the ofproto->ams_seqno to avoid frequent wakeup during |
b53d5c33 | 1814 | * flow restore. Even though nothing is processed during flow restore, |
a2b53dec | 1815 | * all queued 'ams' will be handled immediately when flow restore |
b53d5c33 | 1816 | * completes. */ |
a2b53dec | 1817 | ofproto->ams_seqno = seq_read(ofproto->ams_seq); |
b53d5c33 | 1818 | |
a6b7506d | 1819 | /* Do not perform any periodic activity required by 'ofproto' while |
40358701 | 1820 | * waiting for flow restore to complete. */ |
a6b7506d | 1821 | if (!ofproto_get_flow_restore_wait()) { |
a2b53dec BP |
1822 | struct ofproto_async_msg *am; |
1823 | struct ovs_list ams; | |
1824 | ||
1825 | guarded_list_pop_all(&ofproto->ams, &ams); | |
1826 | LIST_FOR_EACH_POP (am, list_node, &ams) { | |
1827 | connmgr_send_async_msg(ofproto->up.connmgr, am); | |
1828 | ofproto_async_msg_free(am); | |
a6b7506d | 1829 | } |
abe529af BP |
1830 | } |
1831 | ||
abe529af | 1832 | if (ofproto->netflow) { |
8bfaca5b | 1833 | netflow_run(ofproto->netflow); |
abe529af BP |
1834 | } |
1835 | if (ofproto->sflow) { | |
bae473fe | 1836 | dpif_sflow_run(ofproto->sflow); |
abe529af | 1837 | } |
978427a5 RL |
1838 | if (ofproto->ipfix) { |
1839 | dpif_ipfix_run(ofproto->ipfix); | |
1840 | } | |
abe529af | 1841 | |
f23d157c JS |
1842 | new_seq = seq_read(connectivity_seq_get()); |
1843 | if (ofproto->change_seq != new_seq) { | |
1844 | struct ofport_dpif *ofport; | |
1845 | ||
1846 | HMAP_FOR_EACH (ofport, up.hmap_node, &ofproto->up.ports) { | |
1847 | port_run(ofport); | |
1848 | } | |
1849 | ||
1850 | ofproto->change_seq = new_seq; | |
abe529af | 1851 | } |
e2d13c43 JS |
1852 | if (ofproto->lacp_enabled || ofproto->has_bonded_bundles) { |
1853 | struct ofbundle *bundle; | |
1854 | ||
1855 | HMAP_FOR_EACH (bundle, hmap_node, &ofproto->bundles) { | |
1856 | bundle_run(bundle); | |
1857 | } | |
abe529af BP |
1858 | } |
1859 | ||
21f7563c | 1860 | stp_run(ofproto); |
9efd308e | 1861 | rstp_run(ofproto); |
509c0149 | 1862 | ovs_rwlock_wrlock(&ofproto->ml->rwlock); |
30618594 EJ |
1863 | if (mac_learning_run(ofproto->ml)) { |
1864 | ofproto->backer->need_revalidate = REV_MAC_LEARNING; | |
1865 | } | |
509c0149 | 1866 | ovs_rwlock_unlock(&ofproto->ml->rwlock); |
abe529af | 1867 | |
6d95c4e8 FL |
1868 | if (mcast_snooping_run(ofproto->ms)) { |
1869 | ofproto->backer->need_revalidate = REV_MCAST_SNOOPING; | |
1870 | } | |
1871 | ||
44810e6d VDA |
1872 | /* Check if controller connection is toggled. */ |
1873 | is_connected = ofproto_is_alive(&ofproto->up); | |
1874 | if (ofproto->is_controller_connected != is_connected) { | |
1875 | ofproto->is_controller_connected = is_connected; | |
1876 | /* Trigger revalidation as fast failover group monitoring | |
1877 | * controller port may need to check liveness again. */ | |
1878 | ofproto->backer->need_revalidate = REV_RECONFIGURE; | |
1879 | } | |
1880 | ||
e79a6c83 EJ |
1881 | new_dump_seq = seq_read(udpif_dump_seq(ofproto->backer->udpif)); |
1882 | if (ofproto->dump_seq != new_dump_seq) { | |
1883 | struct rule *rule, *next_rule; | |
f5857865 | 1884 | long long now = time_msec(); |
e79a6c83 EJ |
1885 | |
1886 | /* We know stats are relatively fresh, so now is a good time to do some | |
1887 | * periodic work. */ | |
1888 | ofproto->dump_seq = new_dump_seq; | |
1889 | ||
1890 | /* Expire OpenFlow flows whose idle_timeout or hard_timeout | |
1891 | * has passed. */ | |
1892 | ovs_mutex_lock(&ofproto_mutex); | |
1893 | LIST_FOR_EACH_SAFE (rule, next_rule, expirable, | |
1894 | &ofproto->up.expirable) { | |
f5857865 | 1895 | rule_expire(rule_dpif_cast(rule), now); |
e79a6c83 EJ |
1896 | } |
1897 | ovs_mutex_unlock(&ofproto_mutex); | |
1898 | ||
1899 | /* All outstanding data in existing flows has been accounted, so it's a | |
1900 | * good time to do bond rebalancing. */ | |
60cda7d6 | 1901 | if (ofproto->has_bonded_bundles) { |
e79a6c83 EJ |
1902 | struct ofbundle *bundle; |
1903 | ||
1904 | HMAP_FOR_EACH (bundle, hmap_node, &ofproto->bundles) { | |
60cda7d6 AZ |
1905 | if (bundle->bond) { |
1906 | bond_rebalance(bundle->bond); | |
e79a6c83 EJ |
1907 | } |
1908 | } | |
6814e51f BP |
1909 | } |
1910 | } | |
abe529af BP |
1911 | return 0; |
1912 | } | |
1913 | ||
1914 | static void | |
f07c97f5 | 1915 | ofproto_dpif_wait(struct ofproto *ofproto_) |
abe529af BP |
1916 | { |
1917 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
abe529af | 1918 | |
40358701 GS |
1919 | if (ofproto_get_flow_restore_wait()) { |
1920 | return; | |
1921 | } | |
1922 | ||
abe529af | 1923 | if (ofproto->sflow) { |
bae473fe | 1924 | dpif_sflow_wait(ofproto->sflow); |
abe529af | 1925 | } |
978427a5 RL |
1926 | if (ofproto->ipfix) { |
1927 | dpif_ipfix_wait(ofproto->ipfix); | |
1928 | } | |
e2d13c43 JS |
1929 | if (ofproto->lacp_enabled || ofproto->has_bonded_bundles) { |
1930 | struct ofbundle *bundle; | |
1931 | ||
1932 | HMAP_FOR_EACH (bundle, hmap_node, &ofproto->bundles) { | |
1933 | bundle_wait(bundle); | |
1934 | } | |
abe529af | 1935 | } |
6fca1ffb BP |
1936 | if (ofproto->netflow) { |
1937 | netflow_wait(ofproto->netflow); | |
1938 | } | |
509c0149 | 1939 | ovs_rwlock_rdlock(&ofproto->ml->rwlock); |
1c313b88 | 1940 | mac_learning_wait(ofproto->ml); |
509c0149 | 1941 | ovs_rwlock_unlock(&ofproto->ml->rwlock); |
6d95c4e8 | 1942 | mcast_snooping_wait(ofproto->ms); |
21f7563c | 1943 | stp_wait(ofproto); |
2cc3c58e | 1944 | if (ofproto->backer->need_revalidate) { |
abe529af | 1945 | poll_immediate_wake(); |
abe529af | 1946 | } |
abe529af | 1947 | |
e79a6c83 | 1948 | seq_wait(udpif_dump_seq(ofproto->backer->udpif), ofproto->dump_seq); |
a2b53dec | 1949 | seq_wait(ofproto->ams_seq, ofproto->ams_seqno); |
0d085684 BP |
1950 | } |
1951 | ||
1c030aa5 EJ |
1952 | static void |
1953 | type_get_memory_usage(const char *type, struct simap *usage) | |
1954 | { | |
1955 | struct dpif_backer *backer; | |
1956 | ||
1957 | backer = shash_find_data(&all_dpif_backers, type); | |
1958 | if (backer) { | |
1959 | udpif_get_memory_usage(backer->udpif, usage); | |
1960 | } | |
1961 | } | |
1962 | ||
abe529af | 1963 | static void |
1b5b5071 | 1964 | flush(struct ofproto *ofproto_) |
abe529af | 1965 | { |
1b5b5071 AZ |
1966 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); |
1967 | struct dpif_backer *backer = ofproto->backer; | |
1968 | ||
1969 | if (backer) { | |
1970 | udpif_flush(backer->udpif); | |
1971 | } | |
abe529af BP |
1972 | } |
1973 | ||
6c1491fb | 1974 | static void |
3c1bb396 | 1975 | query_tables(struct ofproto *ofproto, |
4bc938cc | 1976 | struct ofputil_table_features *features OVS_UNUSED, |
3c1bb396 | 1977 | struct ofputil_table_stats *stats) |
6c1491fb | 1978 | { |
3c1bb396 BP |
1979 | if (stats) { |
1980 | int i; | |
6c1491fb | 1981 | |
3c1bb396 BP |
1982 | for (i = 0; i < ofproto->n_tables; i++) { |
1983 | unsigned long missed, matched; | |
d611866c | 1984 | |
afcea9ea JR |
1985 | atomic_read_relaxed(&ofproto->tables[i].n_matched, &matched); |
1986 | atomic_read_relaxed(&ofproto->tables[i].n_missed, &missed); | |
1987 | ||
3c1bb396 | 1988 | stats[i].matched_count = matched; |
3c1bb396 BP |
1989 | stats[i].lookup_count = matched + missed; |
1990 | } | |
d611866c | 1991 | } |
6c1491fb BP |
1992 | } |
1993 | ||
621b8064 | 1994 | static void |
44e0c35d | 1995 | set_tables_version(struct ofproto *ofproto_, ovs_version_t version) |
621b8064 JR |
1996 | { |
1997 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
1998 | ||
f9cf9e57 JR |
1999 | /* Use memory_order_release to signify that any prior memory accesses can |
2000 | * not be reordered to happen after this atomic store. This makes sure the | |
2001 | * new version is properly set up when the readers can read this 'version' | |
2002 | * value. */ | |
2003 | atomic_store_explicit(&ofproto->tables_version, version, | |
2004 | memory_order_release); | |
2005 | /* 'need_revalidate' can be reordered to happen before the atomic_store | |
2006 | * above, but it does not matter as this variable is not accessed by other | |
2007 | * threads. */ | |
1fc71871 | 2008 | ofproto->backer->need_revalidate = REV_FLOW_TABLE; |
621b8064 JR |
2009 | } |
2010 | ||
abe529af BP |
2011 | static struct ofport * |
2012 | port_alloc(void) | |
2013 | { | |
3da29e32 | 2014 | struct ofport_dpif *port = xzalloc(sizeof *port); |
abe529af BP |
2015 | return &port->up; |
2016 | } | |
2017 | ||
2018 | static void | |
2019 | port_dealloc(struct ofport *port_) | |
2020 | { | |
2021 | struct ofport_dpif *port = ofport_dpif_cast(port_); | |
2022 | free(port); | |
2023 | } | |
2024 | ||
2025 | static int | |
2026 | port_construct(struct ofport *port_) | |
2027 | { | |
2028 | struct ofport_dpif *port = ofport_dpif_cast(port_); | |
2029 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(port->up.ofproto); | |
b9ad7294 | 2030 | const struct netdev *netdev = port->up.netdev; |
3aa30359 | 2031 | char namebuf[NETDEV_VPORT_NAME_BUFSIZE]; |
6d9e94b5 | 2032 | const char *dp_port_name; |
e1b1d06a JP |
2033 | struct dpif_port dpif_port; |
2034 | int error; | |
abe529af | 2035 | |
2cc3c58e | 2036 | ofproto->backer->need_revalidate = REV_RECONFIGURE; |
abe529af BP |
2037 | port->bundle = NULL; |
2038 | port->cfm = NULL; | |
ccc09689 | 2039 | port->bfd = NULL; |
0477baa9 | 2040 | port->lldp = NULL; |
21f7563c JP |
2041 | port->stp_port = NULL; |
2042 | port->stp_state = STP_DISABLED; | |
9efd308e DV |
2043 | port->rstp_port = NULL; |
2044 | port->rstp_state = RSTP_DISABLED; | |
42943cde | 2045 | port->is_tunnel = false; |
6cbbf4fa | 2046 | port->peer = NULL; |
55954f6e EJ |
2047 | port->qdscp = NULL; |
2048 | port->n_qdscp = 0; | |
b9ad7294 | 2049 | port->carrier_seq = netdev_get_carrier_resets(netdev); |
abe529af | 2050 | |
b9ad7294 | 2051 | if (netdev_vport_is_patch(netdev)) { |
743cea45 | 2052 | /* By bailing out here, we don't submit the port to the sFlow module |
185b4e3a MG |
2053 | * to be considered for counter polling export. This is correct |
2054 | * because the patch port represents an interface that sFlow considers | |
2055 | * to be "internal" to the switch as a whole, and therefore not a | |
2056 | * candidate for counter polling. */ | |
4e022ec0 | 2057 | port->odp_port = ODPP_NONE; |
6cbbf4fa | 2058 | ofport_update_peer(port); |
0a740f48 EJ |
2059 | return 0; |
2060 | } | |
2061 | ||
6d9e94b5 AZ |
2062 | dp_port_name = netdev_vport_get_dpif_port(netdev, namebuf, sizeof namebuf); |
2063 | error = dpif_port_query_by_name(ofproto->backer->dpif, dp_port_name, | |
e1b1d06a JP |
2064 | &dpif_port); |
2065 | if (error) { | |
2066 | return error; | |
2067 | } | |
2068 | ||
2069 | port->odp_port = dpif_port.port_no; | |
2070 | ||
b9ad7294 | 2071 | if (netdev_get_tunnel_config(netdev)) { |
a36de779 | 2072 | atomic_count_inc(&ofproto->backer->tnl_count); |
ea0797c9 | 2073 | error = tnl_port_add(port, port->up.netdev, port->odp_port, |
6d9e94b5 | 2074 | ovs_native_tunneling_is_on(ofproto), dp_port_name); |
ea0797c9 BP |
2075 | if (error) { |
2076 | atomic_count_dec(&ofproto->backer->tnl_count); | |
2077 | dpif_port_destroy(&dpif_port); | |
2078 | return error; | |
2079 | } | |
2080 | ||
42943cde | 2081 | port->is_tunnel = true; |
b9ad7294 EJ |
2082 | } else { |
2083 | /* Sanity-check that a mapping doesn't already exist. This | |
2084 | * shouldn't happen for non-tunnel ports. */ | |
2085 | if (odp_port_to_ofp_port(ofproto, port->odp_port) != OFPP_NONE) { | |
2086 | VLOG_ERR("port %s already has an OpenFlow port number", | |
2087 | dpif_port.name); | |
da78d43d | 2088 | dpif_port_destroy(&dpif_port); |
b9ad7294 EJ |
2089 | return EBUSY; |
2090 | } | |
e1b1d06a | 2091 | |
8449c4d6 | 2092 | ovs_rwlock_wrlock(&ofproto->backer->odp_to_ofport_lock); |
b9ad7294 | 2093 | hmap_insert(&ofproto->backer->odp_to_ofport_map, &port->odp_port_node, |
f9c0c3ec | 2094 | hash_odp_port(port->odp_port)); |
8449c4d6 | 2095 | ovs_rwlock_unlock(&ofproto->backer->odp_to_ofport_lock); |
b9ad7294 | 2096 | } |
da78d43d | 2097 | dpif_port_destroy(&dpif_port); |
e1b1d06a | 2098 | |
abe529af | 2099 | if (ofproto->sflow) { |
e1b1d06a | 2100 | dpif_sflow_add_port(ofproto->sflow, port_, port->odp_port); |
abe529af | 2101 | } |
cd32509e MW |
2102 | if (ofproto->ipfix) { |
2103 | dpif_ipfix_add_port(ofproto->ipfix, port_, port->odp_port); | |
2104 | } | |
abe529af BP |
2105 | |
2106 | return 0; | |
2107 | } | |
2108 | ||
2109 | static void | |
9aad5a5a | 2110 | port_destruct(struct ofport *port_, bool del) |
abe529af BP |
2111 | { |
2112 | struct ofport_dpif *port = ofport_dpif_cast(port_); | |
2113 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(port->up.ofproto); | |
02f8d646 | 2114 | const char *devname = netdev_get_name(port->up.netdev); |
f87c1357 | 2115 | const char *netdev_type = netdev_get_type(port->up.netdev); |
3aa30359 BP |
2116 | char namebuf[NETDEV_VPORT_NAME_BUFSIZE]; |
2117 | const char *dp_port_name; | |
abe529af | 2118 | |
7894e7da | 2119 | ofproto->backer->need_revalidate = REV_RECONFIGURE; |
84f0f298 | 2120 | xlate_txn_start(); |
46c88433 | 2121 | xlate_ofport_remove(port); |
84f0f298 | 2122 | xlate_txn_commit(); |
7894e7da | 2123 | |
f87c1357 IM |
2124 | if (!del && strcmp(netdev_type, |
2125 | ofproto_port_open_type(port->up.ofproto, "internal"))) { | |
2126 | /* Check if datapath requires removal of attached ports. Avoid | |
2127 | * removal of 'internal' ports to preserve user ip/route settings. */ | |
2128 | del = dpif_cleanup_required(ofproto->backer->dpif); | |
2129 | } | |
2130 | ||
3aa30359 BP |
2131 | dp_port_name = netdev_vport_get_dpif_port(port->up.netdev, namebuf, |
2132 | sizeof namebuf); | |
9aad5a5a | 2133 | if (del && dpif_port_exists(ofproto->backer->dpif, dp_port_name)) { |
acf60855 JP |
2134 | /* The underlying device is still there, so delete it. This |
2135 | * happens when the ofproto is being destroyed, since the caller | |
2136 | * assumes that removal of attached ports will happen as part of | |
2137 | * destruction. */ | |
42943cde | 2138 | if (!port->is_tunnel) { |
97459c2f AV |
2139 | dpif_port_del(ofproto->backer->dpif, port->odp_port, false); |
2140 | } | |
2141 | } else if (del) { | |
2142 | /* The underlying device is already deleted (e.g. tunctl -d). | |
2143 | * Calling dpif_port_remove to do local cleanup for the netdev */ | |
2144 | if (!port->is_tunnel) { | |
2145 | dpif_port_del(ofproto->backer->dpif, port->odp_port, true); | |
a614d823 | 2146 | } |
acf60855 JP |
2147 | } |
2148 | ||
6cbbf4fa EJ |
2149 | if (port->peer) { |
2150 | port->peer->peer = NULL; | |
2151 | port->peer = NULL; | |
2152 | } | |
2153 | ||
42943cde | 2154 | if (port->odp_port != ODPP_NONE && !port->is_tunnel) { |
8449c4d6 | 2155 | ovs_rwlock_wrlock(&ofproto->backer->odp_to_ofport_lock); |
0a740f48 | 2156 | hmap_remove(&ofproto->backer->odp_to_ofport_map, &port->odp_port_node); |
8449c4d6 | 2157 | ovs_rwlock_unlock(&ofproto->backer->odp_to_ofport_lock); |
0a740f48 EJ |
2158 | } |
2159 | ||
a36de779 PS |
2160 | if (port->is_tunnel) { |
2161 | atomic_count_dec(&ofproto->backer->tnl_count); | |
2162 | } | |
2163 | ||
c8025aee | 2164 | tnl_port_del(port, port->odp_port); |
02f8d646 | 2165 | sset_find_and_delete(&ofproto->ports, devname); |
0a740f48 | 2166 | sset_find_and_delete(&ofproto->ghost_ports, devname); |
abe529af | 2167 | bundle_remove(port_); |
a5610457 | 2168 | set_cfm(port_, NULL); |
8aee94b6 | 2169 | set_bfd(port_, NULL); |
0477baa9 | 2170 | set_lldp(port_, NULL); |
0c0c32d8 BP |
2171 | if (port->stp_port) { |
2172 | stp_port_disable(port->stp_port); | |
2173 | } | |
f025bcb7 | 2174 | set_rstp_port(port_, NULL); |
abe529af | 2175 | if (ofproto->sflow) { |
bae473fe | 2176 | dpif_sflow_del_port(ofproto->sflow, port->odp_port); |
abe529af | 2177 | } |
cd32509e MW |
2178 | if (ofproto->ipfix) { |
2179 | dpif_ipfix_del_port(ofproto->ipfix, port->odp_port); | |
2180 | } | |
8b36f51e | 2181 | |
55954f6e | 2182 | free(port->qdscp); |
abe529af BP |
2183 | } |
2184 | ||
2185 | static void | |
2186 | port_modified(struct ofport *port_) | |
2187 | { | |
2188 | struct ofport_dpif *port = ofport_dpif_cast(port_); | |
a36de779 | 2189 | char namebuf[NETDEV_VPORT_NAME_BUFSIZE]; |
6d9e94b5 | 2190 | const char *dp_port_name; |
a36de779 | 2191 | struct netdev *netdev = port->up.netdev; |
abe529af BP |
2192 | |
2193 | if (port->bundle && port->bundle->bond) { | |
a36de779 | 2194 | bond_slave_set_netdev(port->bundle->bond, port, netdev); |
abe529af | 2195 | } |
9d46b444 EJ |
2196 | |
2197 | if (port->cfm) { | |
a36de779 | 2198 | cfm_set_netdev(port->cfm, netdev); |
9d46b444 | 2199 | } |
f1e78bbd | 2200 | |
c1c4e8c7 | 2201 | if (port->bfd) { |
a36de779 | 2202 | bfd_set_netdev(port->bfd, netdev); |
c1c4e8c7 AW |
2203 | } |
2204 | ||
635c5db9 | 2205 | ofproto_dpif_monitor_port_update(port, port->bfd, port->cfm, |
74ff3298 | 2206 | port->lldp, &port->up.pp.hw_addr); |
635c5db9 | 2207 | |
6d9e94b5 | 2208 | dp_port_name = netdev_vport_get_dpif_port(netdev, namebuf, sizeof namebuf); |
a36de779 PS |
2209 | |
2210 | if (port->is_tunnel) { | |
2211 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(port->up.ofproto); | |
2212 | ||
c8025aee | 2213 | if (tnl_port_reconfigure(port, netdev, port->odp_port, port->odp_port, |
6d9e94b5 AZ |
2214 | ovs_native_tunneling_is_on(ofproto), |
2215 | dp_port_name)) { | |
a36de779 PS |
2216 | ofproto->backer->need_revalidate = REV_RECONFIGURE; |
2217 | } | |
f1e78bbd | 2218 | } |
6cbbf4fa EJ |
2219 | |
2220 | ofport_update_peer(port); | |
abe529af BP |
2221 | } |
2222 | ||
2223 | static void | |
9e1fd49b | 2224 | port_reconfigured(struct ofport *port_, enum ofputil_port_config old_config) |
abe529af BP |
2225 | { |
2226 | struct ofport_dpif *port = ofport_dpif_cast(port_); | |
2227 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(port->up.ofproto); | |
9e1fd49b | 2228 | enum ofputil_port_config changed = old_config ^ port->up.pp.config; |
abe529af | 2229 | |
9e1fd49b | 2230 | if (changed & (OFPUTIL_PC_NO_RECV | OFPUTIL_PC_NO_RECV_STP | |
c57b2226 BP |
2231 | OFPUTIL_PC_NO_FWD | OFPUTIL_PC_NO_FLOOD | |
2232 | OFPUTIL_PC_NO_PACKET_IN)) { | |
2cc3c58e | 2233 | ofproto->backer->need_revalidate = REV_RECONFIGURE; |
7bde8dd8 | 2234 | |
9e1fd49b | 2235 | if (changed & OFPUTIL_PC_NO_FLOOD && port->bundle) { |
7bde8dd8 JP |
2236 | bundle_update(port->bundle); |
2237 | } | |
abe529af | 2238 | } |
6d57dea9 | 2239 | port_run(port); |
abe529af BP |
2240 | } |
2241 | ||
2242 | static int | |
2243 | set_sflow(struct ofproto *ofproto_, | |
2244 | const struct ofproto_sflow_options *sflow_options) | |
2245 | { | |
2246 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
bae473fe | 2247 | struct dpif_sflow *ds = ofproto->sflow; |
6ff686f2 | 2248 | |
abe529af | 2249 | if (sflow_options) { |
4fe0f203 | 2250 | uint32_t old_probability = ds ? dpif_sflow_get_probability(ds) : 0; |
bae473fe | 2251 | if (!ds) { |
abe529af BP |
2252 | struct ofport_dpif *ofport; |
2253 | ||
4213f19d | 2254 | ds = ofproto->sflow = dpif_sflow_create(); |
abe529af | 2255 | HMAP_FOR_EACH (ofport, up.hmap_node, &ofproto->up.ports) { |
e1b1d06a | 2256 | dpif_sflow_add_port(ds, &ofport->up, ofport->odp_port); |
abe529af BP |
2257 | } |
2258 | } | |
bae473fe | 2259 | dpif_sflow_set_options(ds, sflow_options); |
4fe0f203 BP |
2260 | if (dpif_sflow_get_probability(ds) != old_probability) { |
2261 | ofproto->backer->need_revalidate = REV_RECONFIGURE; | |
2262 | } | |
abe529af | 2263 | } else { |
6ff686f2 | 2264 | if (ds) { |
9723bcce | 2265 | dpif_sflow_unref(ds); |
2cc3c58e | 2266 | ofproto->backer->need_revalidate = REV_RECONFIGURE; |
6ff686f2 PS |
2267 | ofproto->sflow = NULL; |
2268 | } | |
abe529af BP |
2269 | } |
2270 | return 0; | |
2271 | } | |
2272 | ||
29089a54 RL |
2273 | static int |
2274 | set_ipfix( | |
2275 | struct ofproto *ofproto_, | |
2276 | const struct ofproto_ipfix_bridge_exporter_options *bridge_exporter_options, | |
2277 | const struct ofproto_ipfix_flow_exporter_options *flow_exporters_options, | |
2278 | size_t n_flow_exporters_options) | |
2279 | { | |
2280 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
2281 | struct dpif_ipfix *di = ofproto->ipfix; | |
978427a5 | 2282 | bool has_options = bridge_exporter_options || flow_exporters_options; |
8b7ea2d4 | 2283 | bool new_di = false; |
29089a54 | 2284 | |
978427a5 RL |
2285 | if (has_options && !di) { |
2286 | di = ofproto->ipfix = dpif_ipfix_create(); | |
8b7ea2d4 | 2287 | new_di = true; |
978427a5 RL |
2288 | } |
2289 | ||
2290 | if (di) { | |
2291 | /* Call set_options in any case to cleanly flush the flow | |
2292 | * caches in the last exporters that are to be destroyed. */ | |
29089a54 RL |
2293 | dpif_ipfix_set_options( |
2294 | di, bridge_exporter_options, flow_exporters_options, | |
2295 | n_flow_exporters_options); | |
978427a5 | 2296 | |
cd32509e | 2297 | /* Add ports only when a new ipfix created */ |
8b7ea2d4 WZ |
2298 | if (new_di == true) { |
2299 | struct ofport_dpif *ofport; | |
2300 | HMAP_FOR_EACH (ofport, up.hmap_node, &ofproto->up.ports) { | |
cd32509e | 2301 | dpif_ipfix_add_port(di, &ofport->up, ofport->odp_port); |
8b7ea2d4 WZ |
2302 | } |
2303 | } | |
2304 | ||
978427a5 | 2305 | if (!has_options) { |
d857c8aa | 2306 | dpif_ipfix_unref(di); |
29089a54 RL |
2307 | ofproto->ipfix = NULL; |
2308 | } | |
2309 | } | |
978427a5 | 2310 | |
29089a54 RL |
2311 | return 0; |
2312 | } | |
2313 | ||
fb8f22c1 BY |
2314 | static int |
2315 | get_ipfix_stats(const struct ofproto *ofproto_, | |
2316 | bool bridge_ipfix, | |
2317 | struct ovs_list *replies) | |
2318 | { | |
2319 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
2320 | struct dpif_ipfix *di = ofproto->ipfix; | |
2321 | ||
2322 | if (!di) { | |
2323 | return OFPERR_NXST_NOT_CONFIGURED; | |
2324 | } | |
2325 | ||
2326 | return dpif_ipfix_get_stats(di, bridge_ipfix, replies); | |
2327 | } | |
2328 | ||
abe529af | 2329 | static int |
a5610457 | 2330 | set_cfm(struct ofport *ofport_, const struct cfm_settings *s) |
abe529af BP |
2331 | { |
2332 | struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
4e5e44e3 AW |
2333 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofport->up.ofproto); |
2334 | struct cfm *old = ofport->cfm; | |
635c5db9 | 2335 | int error = 0; |
abe529af | 2336 | |
635c5db9 | 2337 | if (s) { |
abe529af | 2338 | if (!ofport->cfm) { |
90967e95 | 2339 | ofport->cfm = cfm_create(ofport->up.netdev); |
abe529af BP |
2340 | } |
2341 | ||
a5610457 | 2342 | if (cfm_configure(ofport->cfm, s)) { |
635c5db9 AW |
2343 | error = 0; |
2344 | goto out; | |
abe529af BP |
2345 | } |
2346 | ||
2347 | error = EINVAL; | |
2348 | } | |
8e9a73fa | 2349 | cfm_unref(ofport->cfm); |
abe529af | 2350 | ofport->cfm = NULL; |
635c5db9 | 2351 | out: |
4e5e44e3 AW |
2352 | if (ofport->cfm != old) { |
2353 | ofproto->backer->need_revalidate = REV_RECONFIGURE; | |
2354 | } | |
635c5db9 | 2355 | ofproto_dpif_monitor_port_update(ofport, ofport->bfd, ofport->cfm, |
74ff3298 | 2356 | ofport->lldp, &ofport->up.pp.hw_addr); |
abe529af BP |
2357 | return error; |
2358 | } | |
2359 | ||
8f5514fe AW |
2360 | static bool |
2361 | cfm_status_changed(struct ofport *ofport_) | |
2362 | { | |
2363 | struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
2364 | ||
2365 | return ofport->cfm ? cfm_check_status_change(ofport->cfm) : true; | |
2366 | } | |
2367 | ||
88bf179a | 2368 | static int |
9a9e3786 | 2369 | get_cfm_status(const struct ofport *ofport_, |
685acfd9 | 2370 | struct cfm_status *status) |
1de11730 EJ |
2371 | { |
2372 | struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
88bf179a | 2373 | int ret = 0; |
1de11730 EJ |
2374 | |
2375 | if (ofport->cfm) { | |
8f5514fe | 2376 | cfm_get_status(ofport->cfm, status); |
1de11730 | 2377 | } else { |
88bf179a | 2378 | ret = ENOENT; |
1de11730 | 2379 | } |
88bf179a AW |
2380 | |
2381 | return ret; | |
1de11730 | 2382 | } |
ccc09689 EJ |
2383 | |
2384 | static int | |
2385 | set_bfd(struct ofport *ofport_, const struct smap *cfg) | |
2386 | { | |
2387 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofport_->ofproto); | |
2388 | struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
2389 | struct bfd *old; | |
2390 | ||
2391 | old = ofport->bfd; | |
c1c4e8c7 AW |
2392 | ofport->bfd = bfd_configure(old, netdev_get_name(ofport->up.netdev), |
2393 | cfg, ofport->up.netdev); | |
ccc09689 EJ |
2394 | if (ofport->bfd != old) { |
2395 | ofproto->backer->need_revalidate = REV_RECONFIGURE; | |
2396 | } | |
635c5db9 | 2397 | ofproto_dpif_monitor_port_update(ofport, ofport->bfd, ofport->cfm, |
74ff3298 | 2398 | ofport->lldp, &ofport->up.pp.hw_addr); |
ccc09689 EJ |
2399 | return 0; |
2400 | } | |
2401 | ||
8f5514fe AW |
2402 | static bool |
2403 | bfd_status_changed(struct ofport *ofport_) | |
2404 | { | |
2405 | struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
2406 | ||
2407 | return ofport->bfd ? bfd_check_status_change(ofport->bfd) : true; | |
2408 | } | |
2409 | ||
ccc09689 EJ |
2410 | static int |
2411 | get_bfd_status(struct ofport *ofport_, struct smap *smap) | |
2412 | { | |
2413 | struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
88bf179a | 2414 | int ret = 0; |
ccc09689 EJ |
2415 | |
2416 | if (ofport->bfd) { | |
8f5514fe | 2417 | bfd_get_status(ofport->bfd, smap); |
ccc09689 | 2418 | } else { |
88bf179a | 2419 | ret = ENOENT; |
ccc09689 | 2420 | } |
88bf179a AW |
2421 | |
2422 | return ret; | |
ccc09689 | 2423 | } |
0477baa9 DF |
2424 | |
2425 | static int | |
2426 | set_lldp(struct ofport *ofport_, | |
2427 | const struct smap *cfg) | |
2428 | { | |
2429 | struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
f0497750 | 2430 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofport->up.ofproto); |
0477baa9 DF |
2431 | int error = 0; |
2432 | ||
2433 | if (cfg) { | |
2434 | if (!ofport->lldp) { | |
0477baa9 DF |
2435 | ofproto->backer->need_revalidate = REV_RECONFIGURE; |
2436 | ofport->lldp = lldp_create(ofport->up.netdev, ofport_->mtu, cfg); | |
2437 | } | |
2438 | ||
19aef6ef | 2439 | if (!lldp_configure(ofport->lldp, cfg)) { |
f0497750 SR |
2440 | lldp_unref(ofport->lldp); |
2441 | ofport->lldp = NULL; | |
19aef6ef | 2442 | error = EINVAL; |
0477baa9 | 2443 | } |
f0497750 | 2444 | } else if (ofport->lldp) { |
19aef6ef DF |
2445 | lldp_unref(ofport->lldp); |
2446 | ofport->lldp = NULL; | |
f0497750 | 2447 | ofproto->backer->need_revalidate = REV_RECONFIGURE; |
19aef6ef DF |
2448 | } |
2449 | ||
0477baa9 DF |
2450 | ofproto_dpif_monitor_port_update(ofport, |
2451 | ofport->bfd, | |
2452 | ofport->cfm, | |
2453 | ofport->lldp, | |
74ff3298 | 2454 | &ofport->up.pp.hw_addr); |
0477baa9 DF |
2455 | return error; |
2456 | } | |
2457 | ||
2458 | static bool | |
2459 | get_lldp_status(const struct ofport *ofport_, | |
2460 | struct lldp_status *status OVS_UNUSED) | |
2461 | { | |
2462 | struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
2463 | ||
2464 | return ofport->lldp ? true : false; | |
2465 | } | |
2466 | ||
2467 | static int | |
2468 | set_aa(struct ofproto *ofproto OVS_UNUSED, | |
2469 | const struct aa_settings *s) | |
2470 | { | |
2471 | return aa_configure(s); | |
2472 | } | |
2473 | ||
2474 | static int | |
2475 | aa_mapping_set(struct ofproto *ofproto_ OVS_UNUSED, void *aux, | |
2476 | const struct aa_mapping_settings *s) | |
2477 | { | |
2478 | return aa_mapping_register(aux, s); | |
2479 | } | |
2480 | ||
2481 | static int | |
2482 | aa_mapping_unset(struct ofproto *ofproto OVS_UNUSED, void *aux) | |
2483 | { | |
2484 | return aa_mapping_unregister(aux); | |
2485 | } | |
2486 | ||
2487 | static int | |
2488 | aa_vlan_get_queued(struct ofproto *ofproto OVS_UNUSED, struct ovs_list *list) | |
2489 | { | |
2490 | return aa_get_vlan_queued(list); | |
2491 | } | |
2492 | ||
2493 | static unsigned int | |
2494 | aa_vlan_get_queue_size(struct ofproto *ofproto OVS_UNUSED) | |
2495 | { | |
2496 | return aa_get_vlan_queue_size(); | |
2497 | } | |
2498 | ||
abe529af | 2499 | \f |
21f7563c JP |
2500 | /* Spanning Tree. */ |
2501 | ||
6b90bc57 | 2502 | /* Called while rstp_mutex is held. */ |
9efd308e | 2503 | static void |
cf62fa4c | 2504 | rstp_send_bpdu_cb(struct dp_packet *pkt, void *ofport_, void *ofproto_) |
9efd308e DV |
2505 | { |
2506 | struct ofproto_dpif *ofproto = ofproto_; | |
6b90bc57 | 2507 | struct ofport_dpif *ofport = ofport_; |
2482b0b0 | 2508 | struct eth_header *eth = dp_packet_eth(pkt); |
6b90bc57 | 2509 | |
74ff3298 | 2510 | netdev_get_etheraddr(ofport->up.netdev, ð->eth_src); |
6b90bc57 JR |
2511 | if (eth_addr_is_zero(eth->eth_src)) { |
2512 | VLOG_WARN_RL(&rl, "%s port %d: cannot send RSTP BPDU on a port which " | |
2513 | "does not have a configured source MAC address.", | |
2514 | ofproto->up.name, ofp_to_u16(ofport->up.ofp_port)); | |
9efd308e | 2515 | } else { |
2eb79142 | 2516 | ofproto_dpif_send_packet(ofport, false, pkt); |
9efd308e | 2517 | } |
cf62fa4c | 2518 | dp_packet_delete(pkt); |
9efd308e DV |
2519 | } |
2520 | ||
21f7563c | 2521 | static void |
cf62fa4c | 2522 | send_bpdu_cb(struct dp_packet *pkt, int port_num, void *ofproto_) |
21f7563c JP |
2523 | { |
2524 | struct ofproto_dpif *ofproto = ofproto_; | |
2525 | struct stp_port *sp = stp_get_port(ofproto->stp, port_num); | |
2526 | struct ofport_dpif *ofport; | |
2527 | ||
2528 | ofport = stp_port_get_aux(sp); | |
2529 | if (!ofport) { | |
2530 | VLOG_WARN_RL(&rl, "%s: cannot send BPDU on unknown port %d", | |
2531 | ofproto->up.name, port_num); | |
2532 | } else { | |
2482b0b0 | 2533 | struct eth_header *eth = dp_packet_eth(pkt); |
21f7563c | 2534 | |
74ff3298 | 2535 | netdev_get_etheraddr(ofport->up.netdev, ð->eth_src); |
21f7563c JP |
2536 | if (eth_addr_is_zero(eth->eth_src)) { |
2537 | VLOG_WARN_RL(&rl, "%s: cannot send BPDU on port %d " | |
2538 | "with unknown MAC", ofproto->up.name, port_num); | |
2539 | } else { | |
2eb79142 | 2540 | ofproto_dpif_send_packet(ofport, false, pkt); |
21f7563c JP |
2541 | } |
2542 | } | |
cf62fa4c | 2543 | dp_packet_delete(pkt); |
21f7563c JP |
2544 | } |
2545 | ||
9efd308e DV |
2546 | /* Configure RSTP on 'ofproto_' using the settings defined in 's'. */ |
2547 | static void | |
2548 | set_rstp(struct ofproto *ofproto_, const struct ofproto_rstp_settings *s) | |
2549 | { | |
2550 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
2551 | ||
2552 | /* Only revalidate flows if the configuration changed. */ | |
2553 | if (!s != !ofproto->rstp) { | |
2554 | ofproto->backer->need_revalidate = REV_RECONFIGURE; | |
2555 | } | |
2556 | ||
2557 | if (s) { | |
2558 | if (!ofproto->rstp) { | |
2559 | ofproto->rstp = rstp_create(ofproto_->name, s->address, | |
4b30ba05 | 2560 | rstp_send_bpdu_cb, ofproto); |
9efd308e DV |
2561 | ofproto->rstp_last_tick = time_msec(); |
2562 | } | |
2563 | rstp_set_bridge_address(ofproto->rstp, s->address); | |
2564 | rstp_set_bridge_priority(ofproto->rstp, s->priority); | |
2565 | rstp_set_bridge_ageing_time(ofproto->rstp, s->ageing_time); | |
2566 | rstp_set_bridge_force_protocol_version(ofproto->rstp, | |
2567 | s->force_protocol_version); | |
2568 | rstp_set_bridge_max_age(ofproto->rstp, s->bridge_max_age); | |
2569 | rstp_set_bridge_forward_delay(ofproto->rstp, s->bridge_forward_delay); | |
2570 | rstp_set_bridge_transmit_hold_count(ofproto->rstp, | |
2571 | s->transmit_hold_count); | |
2572 | } else { | |
2573 | struct ofport *ofport; | |
2574 | HMAP_FOR_EACH (ofport, hmap_node, &ofproto->up.ports) { | |
2575 | set_rstp_port(ofport, NULL); | |
2576 | } | |
2577 | rstp_unref(ofproto->rstp); | |
2578 | ofproto->rstp = NULL; | |
2579 | } | |
2580 | } | |
2581 | ||
2582 | static void | |
2583 | get_rstp_status(struct ofproto *ofproto_, struct ofproto_rstp_status *s) | |
2584 | { | |
2585 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
2586 | ||
2587 | if (ofproto->rstp) { | |
2588 | s->enabled = true; | |
2589 | s->root_id = rstp_get_root_id(ofproto->rstp); | |
2590 | s->bridge_id = rstp_get_bridge_id(ofproto->rstp); | |
2591 | s->designated_id = rstp_get_designated_id(ofproto->rstp); | |
2592 | s->root_path_cost = rstp_get_root_path_cost(ofproto->rstp); | |
2593 | s->designated_port_id = rstp_get_designated_port_id(ofproto->rstp); | |
2594 | s->bridge_port_id = rstp_get_bridge_port_id(ofproto->rstp); | |
2595 | } else { | |
2596 | s->enabled = false; | |
2597 | } | |
2598 | } | |
2599 | ||
2600 | static void | |
2601 | update_rstp_port_state(struct ofport_dpif *ofport) | |
2602 | { | |
2603 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofport->up.ofproto); | |
2604 | enum rstp_state state; | |
2605 | ||
2606 | /* Figure out new state. */ | |
2607 | state = ofport->rstp_port ? rstp_port_get_state(ofport->rstp_port) | |
2608 | : RSTP_DISABLED; | |
2609 | ||
2610 | /* Update state. */ | |
2611 | if (ofport->rstp_state != state) { | |
2612 | enum ofputil_port_state of_state; | |
2613 | bool fwd_change; | |
2614 | ||
9a0bb428 JR |
2615 | VLOG_DBG("port %s: RSTP state changed from %s to %s", |
2616 | netdev_get_name(ofport->up.netdev), | |
2617 | rstp_state_name(ofport->rstp_state), | |
2618 | rstp_state_name(state)); | |
2372c146 | 2619 | |
9efd308e | 2620 | if (rstp_learn_in_state(ofport->rstp_state) |
66ff280d JR |
2621 | != rstp_learn_in_state(state)) { |
2622 | /* XXX: Learning action flows should also be flushed. */ | |
2623 | if (ofport->bundle) { | |
2372c146 JR |
2624 | if (!rstp_shift_root_learned_address(ofproto->rstp) |
2625 | || rstp_get_old_root_aux(ofproto->rstp) != ofport) { | |
2626 | bundle_flush_macs(ofport->bundle, false); | |
2627 | } | |
66ff280d | 2628 | } |
9efd308e DV |
2629 | } |
2630 | fwd_change = rstp_forward_in_state(ofport->rstp_state) | |
2631 | != rstp_forward_in_state(state); | |
2632 | ||
2633 | ofproto->backer->need_revalidate = REV_RSTP; | |
2634 | ofport->rstp_state = state; | |
2635 | ||
2636 | if (fwd_change && ofport->bundle) { | |
2637 | bundle_update(ofport->bundle); | |
2638 | } | |
2639 | ||
2640 | /* Update the RSTP state bits in the OpenFlow port description. */ | |
2641 | of_state = ofport->up.pp.state & ~OFPUTIL_PS_STP_MASK; | |
2642 | of_state |= (state == RSTP_LEARNING ? OFPUTIL_PS_STP_LEARN | |
2643 | : state == RSTP_FORWARDING ? OFPUTIL_PS_STP_FORWARD | |
2644 | : state == RSTP_DISCARDING ? OFPUTIL_PS_STP_LISTEN | |
2645 | : 0); | |
2646 | ofproto_port_set_state(&ofport->up, of_state); | |
2647 | } | |
2648 | } | |
2649 | ||
2650 | static void | |
2651 | rstp_run(struct ofproto_dpif *ofproto) | |
2652 | { | |
2653 | if (ofproto->rstp) { | |
2654 | long long int now = time_msec(); | |
2655 | long long int elapsed = now - ofproto->rstp_last_tick; | |
2656 | struct rstp_port *rp; | |
f025bcb7 | 2657 | struct ofport_dpif *ofport; |
54d3863b | 2658 | |
9efd308e DV |
2659 | /* Every second, decrease the values of the timers. */ |
2660 | if (elapsed >= 1000) { | |
2661 | rstp_tick_timers(ofproto->rstp); | |
2662 | ofproto->rstp_last_tick = now; | |
2663 | } | |
f025bcb7 JR |
2664 | rp = NULL; |
2665 | while ((ofport = rstp_get_next_changed_port_aux(ofproto->rstp, &rp))) { | |
2666 | update_rstp_port_state(ofport); | |
9efd308e | 2667 | } |
66ff280d JR |
2668 | rp = NULL; |
2669 | ofport = NULL; | |
9efd308e DV |
2670 | /* FIXME: This check should be done on-event (i.e., when setting |
2671 | * p->fdb_flush) and not periodically. | |
2672 | */ | |
66ff280d | 2673 | while ((ofport = rstp_check_and_reset_fdb_flush(ofproto->rstp, &rp))) { |
2372c146 JR |
2674 | if (!rstp_shift_root_learned_address(ofproto->rstp) |
2675 | || rstp_get_old_root_aux(ofproto->rstp) != ofport) { | |
2676 | bundle_flush_macs(ofport->bundle, false); | |
2677 | } | |
2678 | } | |
2679 | ||
2680 | if (rstp_shift_root_learned_address(ofproto->rstp)) { | |
c7e4f0b2 DV |
2681 | struct ofport_dpif *old_root_aux = |
2682 | (struct ofport_dpif *)rstp_get_old_root_aux(ofproto->rstp); | |
2683 | struct ofport_dpif *new_root_aux = | |
2684 | (struct ofport_dpif *)rstp_get_new_root_aux(ofproto->rstp); | |
2685 | if (old_root_aux != NULL && new_root_aux != NULL) { | |
2686 | bundle_move(old_root_aux->bundle, new_root_aux->bundle); | |
2687 | rstp_reset_root_changed(ofproto->rstp); | |
2688 | } | |
9efd308e DV |
2689 | } |
2690 | } | |
2691 | } | |
2692 | ||
21f7563c JP |
2693 | /* Configures STP on 'ofproto_' using the settings defined in 's'. */ |
2694 | static int | |
2695 | set_stp(struct ofproto *ofproto_, const struct ofproto_stp_settings *s) | |
2696 | { | |
2697 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
2698 | ||
2699 | /* Only revalidate flows if the configuration changed. */ | |
2700 | if (!s != !ofproto->stp) { | |
2cc3c58e | 2701 | ofproto->backer->need_revalidate = REV_RECONFIGURE; |
21f7563c JP |
2702 | } |
2703 | ||
2704 | if (s) { | |
2705 | if (!ofproto->stp) { | |
2706 | ofproto->stp = stp_create(ofproto_->name, s->system_id, | |
2707 | send_bpdu_cb, ofproto); | |
2708 | ofproto->stp_last_tick = time_msec(); | |
2709 | } | |
2710 | ||
2711 | stp_set_bridge_id(ofproto->stp, s->system_id); | |
2712 | stp_set_bridge_priority(ofproto->stp, s->priority); | |
2713 | stp_set_hello_time(ofproto->stp, s->hello_time); | |
2714 | stp_set_max_age(ofproto->stp, s->max_age); | |
2715 | stp_set_forward_delay(ofproto->stp, s->fwd_delay); | |
2716 | } else { | |
851bf71d EJ |
2717 | struct ofport *ofport; |
2718 | ||
2719 | HMAP_FOR_EACH (ofport, hmap_node, &ofproto->up.ports) { | |
2720 | set_stp_port(ofport, NULL); | |
2721 | } | |
2722 | ||
bd54dbcd | 2723 | stp_unref(ofproto->stp); |
21f7563c JP |
2724 | ofproto->stp = NULL; |
2725 | } | |
2726 | ||
2727 | return 0; | |
2728 | } | |
2729 | ||
2730 | static int | |
2731 | get_stp_status(struct ofproto *ofproto_, struct ofproto_stp_status *s) | |
2732 | { | |
2733 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
2734 | ||
2735 | if (ofproto->stp) { | |
2736 | s->enabled = true; | |
2737 | s->bridge_id = stp_get_bridge_id(ofproto->stp); | |
2738 | s->designated_root = stp_get_designated_root(ofproto->stp); | |
2739 | s->root_path_cost = stp_get_root_path_cost(ofproto->stp); | |
2740 | } else { | |
2741 | s->enabled = false; | |
2742 | } | |
2743 | ||
2744 | return 0; | |
2745 | } | |
2746 | ||
2747 | static void | |
2748 | update_stp_port_state(struct ofport_dpif *ofport) | |
2749 | { | |
2750 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofport->up.ofproto); | |
2751 | enum stp_state state; | |
2752 | ||
2753 | /* Figure out new state. */ | |
2754 | state = ofport->stp_port ? stp_port_get_state(ofport->stp_port) | |
2755 | : STP_DISABLED; | |
2756 | ||
2757 | /* Update state. */ | |
2758 | if (ofport->stp_state != state) { | |
9e1fd49b | 2759 | enum ofputil_port_state of_state; |
21f7563c JP |
2760 | bool fwd_change; |
2761 | ||
9a0bb428 JR |
2762 | VLOG_DBG("port %s: STP state changed from %s to %s", |
2763 | netdev_get_name(ofport->up.netdev), | |
2764 | stp_state_name(ofport->stp_state), | |
2765 | stp_state_name(state)); | |
21f7563c JP |
2766 | if (stp_learn_in_state(ofport->stp_state) |
2767 | != stp_learn_in_state(state)) { | |
2768 | /* xxx Learning action flows should also be flushed. */ | |
509c0149 | 2769 | ovs_rwlock_wrlock(&ofproto->ml->rwlock); |
30618594 | 2770 | mac_learning_flush(ofproto->ml); |
509c0149 | 2771 | ovs_rwlock_unlock(&ofproto->ml->rwlock); |
6d95c4e8 | 2772 | mcast_snooping_mdb_flush(ofproto->ms); |
21f7563c JP |
2773 | } |
2774 | fwd_change = stp_forward_in_state(ofport->stp_state) | |
2775 | != stp_forward_in_state(state); | |
2776 | ||
2cc3c58e | 2777 | ofproto->backer->need_revalidate = REV_STP; |
21f7563c JP |
2778 | ofport->stp_state = state; |
2779 | ofport->stp_state_entered = time_msec(); | |
2780 | ||
b308140a | 2781 | if (fwd_change && ofport->bundle) { |
21f7563c JP |
2782 | bundle_update(ofport->bundle); |
2783 | } | |
2784 | ||
2785 | /* Update the STP state bits in the OpenFlow port description. */ | |
9e1fd49b BP |
2786 | of_state = ofport->up.pp.state & ~OFPUTIL_PS_STP_MASK; |
2787 | of_state |= (state == STP_LISTENING ? OFPUTIL_PS_STP_LISTEN | |
2788 | : state == STP_LEARNING ? OFPUTIL_PS_STP_LEARN | |
2789 | : state == STP_FORWARDING ? OFPUTIL_PS_STP_FORWARD | |
2790 | : state == STP_BLOCKING ? OFPUTIL_PS_STP_BLOCK | |
2791 | : 0); | |
21f7563c JP |
2792 | ofproto_port_set_state(&ofport->up, of_state); |
2793 | } | |
2794 | } | |
2795 | ||
52182c5f | 2796 | static void |
2797 | stp_check_and_update_link_state(struct ofproto_dpif *ofproto) | |
2798 | { | |
2799 | struct ofport_dpif *ofport; | |
2800 | ||
2801 | HMAP_FOR_EACH (ofport, up.hmap_node, &ofproto->up.ports) { | |
2802 | bool up = netdev_get_carrier(ofport->up.netdev); | |
2803 | ||
2804 | if (ofport->stp_port && | |
2805 | up != (stp_port_get_state(ofport->stp_port) != STP_DISABLED)) { | |
2806 | ||
2807 | VLOG_DBG("bridge %s, port %s is %s, %s it.", | |
2808 | ofproto->up.name, netdev_get_name(ofport->up.netdev), | |
2809 | up ? "up" : "down", | |
2810 | up ? "enabling" : "disabling"); | |
2811 | ||
2812 | if (up) { | |
2813 | stp_port_enable(ofport->stp_port); | |
2814 | stp_port_set_aux(ofport->stp_port, ofport); | |
2815 | } else { | |
2816 | stp_port_disable(ofport->stp_port); | |
2817 | } | |
2818 | ||
2819 | update_stp_port_state(ofport); | |
2820 | } | |
2821 | } | |
2822 | } | |
2823 | ||
21f7563c JP |
2824 | /* Configures STP on 'ofport_' using the settings defined in 's'. The |
2825 | * caller is responsible for assigning STP port numbers and ensuring | |
2826 | * there are no duplicates. */ | |
2827 | static int | |
2828 | set_stp_port(struct ofport *ofport_, | |
2829 | const struct ofproto_port_stp_settings *s) | |
2830 | { | |
2831 | struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
2832 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofport->up.ofproto); | |
2833 | struct stp_port *sp = ofport->stp_port; | |
2834 | ||
2835 | if (!s || !s->enable) { | |
2836 | if (sp) { | |
2837 | ofport->stp_port = NULL; | |
2838 | stp_port_disable(sp); | |
ecd12731 | 2839 | update_stp_port_state(ofport); |
21f7563c JP |
2840 | } |
2841 | return 0; | |
2842 | } else if (sp && stp_port_no(sp) != s->port_num | |
f025bcb7 | 2843 | && ofport == stp_port_get_aux(sp)) { |
21f7563c JP |
2844 | /* The port-id changed, so disable the old one if it's not |
2845 | * already in use by another port. */ | |
2846 | stp_port_disable(sp); | |
2847 | } | |
2848 | ||
2849 | sp = ofport->stp_port = stp_get_port(ofproto->stp, s->port_num); | |
21f7563c | 2850 | |
fb20b0bf JR |
2851 | /* Set name before enabling the port so that debugging messages can print |
2852 | * the name. */ | |
11306274 | 2853 | stp_port_set_name(sp, netdev_get_name(ofport->up.netdev)); |
52182c5f | 2854 | |
2855 | if (netdev_get_carrier(ofport_->netdev)) { | |
2856 | stp_port_enable(sp); | |
2857 | } else { | |
2858 | stp_port_disable(sp); | |
2859 | } | |
fb20b0bf | 2860 | |
21f7563c JP |
2861 | stp_port_set_aux(sp, ofport); |
2862 | stp_port_set_priority(sp, s->priority); | |
2863 | stp_port_set_path_cost(sp, s->path_cost); | |
2864 | ||
2865 | update_stp_port_state(ofport); | |
2866 | ||
2867 | return 0; | |
2868 | } | |
2869 | ||
2870 | static int | |
2871 | get_stp_port_status(struct ofport *ofport_, | |
2872 | struct ofproto_port_stp_status *s) | |
2873 | { | |
2874 | struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
2875 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofport->up.ofproto); | |
2876 | struct stp_port *sp = ofport->stp_port; | |
2877 | ||
2878 | if (!ofproto->stp || !sp) { | |
2879 | s->enabled = false; | |
2880 | return 0; | |
2881 | } | |
2882 | ||
2883 | s->enabled = true; | |
926c9a4a | 2884 | stp_port_get_status(sp, &s->port_id, &s->state, &s->role); |
21f7563c | 2885 | s->sec_in_state = (time_msec() - ofport->stp_state_entered) / 1000; |
fd28ce3a JS |
2886 | |
2887 | return 0; | |
2888 | } | |
2889 | ||
2890 | static int | |
2891 | get_stp_port_stats(struct ofport *ofport_, | |
2892 | struct ofproto_port_stp_stats *s) | |
2893 | { | |
2894 | struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
2895 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofport->up.ofproto); | |
2896 | struct stp_port *sp = ofport->stp_port; | |
2897 | ||
2898 | if (!ofproto->stp || !sp) { | |
2899 | s->enabled = false; | |
2900 | return 0; | |
2901 | } | |
2902 | ||
2903 | s->enabled = true; | |
80740385 | 2904 | stp_port_get_counts(sp, &s->tx_count, &s->rx_count, &s->error_count); |
21f7563c JP |
2905 | |
2906 | return 0; | |
2907 | } | |
2908 | ||
2909 | static void | |
2910 | stp_run(struct ofproto_dpif *ofproto) | |
2911 | { | |
2912 | if (ofproto->stp) { | |
2913 | long long int now = time_msec(); | |
2914 | long long int elapsed = now - ofproto->stp_last_tick; | |
2915 | struct stp_port *sp; | |
2916 | ||
2917 | if (elapsed > 0) { | |
2918 | stp_tick(ofproto->stp, MIN(INT_MAX, elapsed)); | |
2919 | ofproto->stp_last_tick = now; | |
2920 | } | |
52182c5f | 2921 | |
2922 | stp_check_and_update_link_state(ofproto); | |
2923 | ||
21f7563c JP |
2924 | while (stp_get_changed_port(ofproto->stp, &sp)) { |
2925 | struct ofport_dpif *ofport = stp_port_get_aux(sp); | |
2926 | ||
2927 | if (ofport) { | |
2928 | update_stp_port_state(ofport); | |
2929 | } | |
2930 | } | |
6ae50723 EJ |
2931 | |
2932 | if (stp_check_and_reset_fdb_flush(ofproto->stp)) { | |
509c0149 | 2933 | ovs_rwlock_wrlock(&ofproto->ml->rwlock); |
30618594 | 2934 | mac_learning_flush(ofproto->ml); |
509c0149 | 2935 | ovs_rwlock_unlock(&ofproto->ml->rwlock); |
6d95c4e8 | 2936 | mcast_snooping_mdb_flush(ofproto->ms); |
6ae50723 | 2937 | } |
21f7563c JP |
2938 | } |
2939 | } | |
2940 | ||
2941 | static void | |
2942 | stp_wait(struct ofproto_dpif *ofproto) | |
2943 | { | |
2944 | if (ofproto->stp) { | |
2945 | poll_timer_wait(1000); | |
2946 | } | |
2947 | } | |
9efd308e DV |
2948 | |
2949 | /* Configures RSTP on 'ofport_' using the settings defined in 's'. The | |
2950 | * caller is responsible for assigning RSTP port numbers and ensuring | |
2951 | * there are no duplicates. */ | |
2952 | static void | |
2953 | set_rstp_port(struct ofport *ofport_, | |
cc33c223 | 2954 | const struct ofproto_port_rstp_settings *s) |
9efd308e DV |
2955 | { |
2956 | struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
2957 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofport->up.ofproto); | |
2958 | struct rstp_port *rp = ofport->rstp_port; | |
9efd308e DV |
2959 | |
2960 | if (!s || !s->enable) { | |
2961 | if (rp) { | |
e73e9165 JR |
2962 | rstp_port_set_aux(rp, NULL); |
2963 | rstp_port_set_state(rp, RSTP_DISABLED); | |
2964 | rstp_port_set_mac_operational(rp, false); | |
9efd308e | 2965 | ofport->rstp_port = NULL; |
e73e9165 | 2966 | rstp_port_unref(rp); |
9efd308e DV |
2967 | update_rstp_port_state(ofport); |
2968 | } | |
9efd308e DV |
2969 | return; |
2970 | } | |
f025bcb7 JR |
2971 | |
2972 | /* Check if need to add a new port. */ | |
9efd308e DV |
2973 | if (!rp) { |
2974 | rp = ofport->rstp_port = rstp_add_port(ofproto->rstp); | |
2975 | } | |
9efd308e | 2976 | |
f025bcb7 | 2977 | rstp_port_set(rp, s->port_num, s->priority, s->path_cost, |
67e8c1ac JR |
2978 | s->admin_edge_port, s->auto_edge, |
2979 | s->admin_p2p_mac_state, s->admin_port_state, s->mcheck, | |
8d2f8375 | 2980 | ofport, netdev_get_name(ofport->up.netdev)); |
9efd308e | 2981 | update_rstp_port_state(ofport); |
29db47ce | 2982 | /* Synchronize operational status. */ |
16361b11 | 2983 | rstp_port_set_mac_operational(rp, ofport->up.may_enable); |
9efd308e DV |
2984 | } |
2985 | ||
2986 | static void | |
2987 | get_rstp_port_status(struct ofport *ofport_, | |
2988 | struct ofproto_port_rstp_status *s) | |
2989 | { | |
2990 | struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
2991 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofport->up.ofproto); | |
2992 | struct rstp_port *rp = ofport->rstp_port; | |
2993 | ||
2994 | if (!ofproto->rstp || !rp) { | |
2995 | s->enabled = false; | |
2996 | return; | |
2997 | } | |
2998 | ||
2999 | s->enabled = true; | |
9c64e6b8 JR |
3000 | rstp_port_get_status(rp, &s->port_id, &s->state, &s->role, |
3001 | &s->designated_bridge_id, &s->designated_port_id, | |
3002 | &s->designated_path_cost, &s->tx_count, | |
f025bcb7 | 3003 | &s->rx_count, &s->error_count, &s->uptime); |
9efd308e DV |
3004 | } |
3005 | ||
21f7563c | 3006 | \f |
8b36f51e | 3007 | static int |
55954f6e | 3008 | set_queues(struct ofport *ofport_, const struct ofproto_port_queue *qdscp, |
8b36f51e EJ |
3009 | size_t n_qdscp) |
3010 | { | |
3011 | struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
3012 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofport->up.ofproto); | |
8b36f51e | 3013 | |
55954f6e EJ |
3014 | if (ofport->n_qdscp != n_qdscp |
3015 | || (n_qdscp && memcmp(ofport->qdscp, qdscp, | |
3016 | n_qdscp * sizeof *qdscp))) { | |
2cc3c58e | 3017 | ofproto->backer->need_revalidate = REV_RECONFIGURE; |
55954f6e EJ |
3018 | free(ofport->qdscp); |
3019 | ofport->qdscp = n_qdscp | |
3020 | ? xmemdup(qdscp, n_qdscp * sizeof *qdscp) | |
3021 | : NULL; | |
3022 | ofport->n_qdscp = n_qdscp; | |
8b36f51e EJ |
3023 | } |
3024 | ||
8b36f51e EJ |
3025 | return 0; |
3026 | } | |
3027 | \f | |
abe529af BP |
3028 | /* Bundles. */ |
3029 | ||
b44a10b7 BP |
3030 | /* Expires all MAC learning entries associated with 'bundle' and forces its |
3031 | * ofproto to revalidate every flow. | |
3032 | * | |
3033 | * Normally MAC learning entries are removed only from the ofproto associated | |
3034 | * with 'bundle', but if 'all_ofprotos' is true, then the MAC learning entries | |
3035 | * are removed from every ofproto. When patch ports and SLB bonds are in use | |
3036 | * and a VM migration happens and the gratuitous ARPs are somehow lost, this | |
3037 | * avoids a MAC_ENTRY_IDLE_TIME delay before the migrated VM can communicate | |
3038 | * with the host from which it migrated. */ | |
abe529af | 3039 | static void |
b44a10b7 | 3040 | bundle_flush_macs(struct ofbundle *bundle, bool all_ofprotos) |
abe529af BP |
3041 | { |
3042 | struct ofproto_dpif *ofproto = bundle->ofproto; | |
3043 | struct mac_learning *ml = ofproto->ml; | |
3044 | struct mac_entry *mac, *next_mac; | |
3045 | ||
2cc3c58e | 3046 | ofproto->backer->need_revalidate = REV_RECONFIGURE; |
509c0149 | 3047 | ovs_rwlock_wrlock(&ml->rwlock); |
abe529af | 3048 | LIST_FOR_EACH_SAFE (mac, next_mac, lru_node, &ml->lrus) { |
9d078ec2 | 3049 | if (mac_entry_get_port(ml, mac) == bundle) { |
b44a10b7 BP |
3050 | if (all_ofprotos) { |
3051 | struct ofproto_dpif *o; | |
3052 | ||
911b4a7e JP |
3053 | HMAP_FOR_EACH (o, all_ofproto_dpifs_by_name_node, |
3054 | &all_ofproto_dpifs_by_name) { | |
b44a10b7 BP |
3055 | if (o != ofproto) { |
3056 | struct mac_entry *e; | |
3057 | ||
509c0149 | 3058 | ovs_rwlock_wrlock(&o->ml->rwlock); |
30618594 | 3059 | e = mac_learning_lookup(o->ml, mac->mac, mac->vlan); |
b44a10b7 | 3060 | if (e) { |
b44a10b7 BP |
3061 | mac_learning_expire(o->ml, e); |
3062 | } | |
509c0149 | 3063 | ovs_rwlock_unlock(&o->ml->rwlock); |
b44a10b7 BP |
3064 | } |
3065 | } | |
3066 | } | |
3067 | ||
abe529af BP |
3068 | mac_learning_expire(ml, mac); |
3069 | } | |
3070 | } | |
509c0149 | 3071 | ovs_rwlock_unlock(&ml->rwlock); |
abe529af BP |
3072 | } |
3073 | ||
2372c146 JR |
3074 | static void |
3075 | bundle_move(struct ofbundle *old, struct ofbundle *new) | |
3076 | { | |
3077 | struct ofproto_dpif *ofproto = old->ofproto; | |
3078 | struct mac_learning *ml = ofproto->ml; | |
3079 | struct mac_entry *mac, *next_mac; | |
3080 | ||
3081 | ovs_assert(new->ofproto == old->ofproto); | |
3082 | ||
3083 | ofproto->backer->need_revalidate = REV_RECONFIGURE; | |
3084 | ovs_rwlock_wrlock(&ml->rwlock); | |
3085 | LIST_FOR_EACH_SAFE (mac, next_mac, lru_node, &ml->lrus) { | |
9d078ec2 BP |
3086 | if (mac_entry_get_port(ml, mac) == old) { |
3087 | mac_entry_set_port(ml, mac, new); | |
2372c146 JR |
3088 | } |
3089 | } | |
3090 | ovs_rwlock_unlock(&ml->rwlock); | |
3091 | } | |
3092 | ||
abe529af BP |
3093 | static struct ofbundle * |
3094 | bundle_lookup(const struct ofproto_dpif *ofproto, void *aux) | |
3095 | { | |
3096 | struct ofbundle *bundle; | |
3097 | ||
3098 | HMAP_FOR_EACH_IN_BUCKET (bundle, hmap_node, hash_pointer(aux, 0), | |
3099 | &ofproto->bundles) { | |
3100 | if (bundle->aux == aux) { | |
3101 | return bundle; | |
3102 | } | |
3103 | } | |
3104 | return NULL; | |
3105 | } | |
3106 | ||
7bde8dd8 JP |
3107 | static void |
3108 | bundle_update(struct ofbundle *bundle) | |
3109 | { | |
3110 | struct ofport_dpif *port; | |
3111 | ||
3112 | bundle->floodable = true; | |
3113 | LIST_FOR_EACH (port, bundle_node, &bundle->ports) { | |
9e1fd49b | 3114 | if (port->up.pp.config & OFPUTIL_PC_NO_FLOOD |
875ab130 | 3115 | || netdev_get_pt_mode(port->up.netdev) == NETDEV_PT_LEGACY_L3 |
4b5f1996 DV |
3116 | || (bundle->ofproto->stp && !stp_forward_in_state(port->stp_state)) |
3117 | || (bundle->ofproto->rstp && !rstp_forward_in_state(port->rstp_state))) { | |
7bde8dd8 JP |
3118 | bundle->floodable = false; |
3119 | break; | |
3120 | } | |
3121 | } | |
3122 | } | |
3123 | ||
abe529af BP |
3124 | static void |
3125 | bundle_del_port(struct ofport_dpif *port) | |
3126 | { | |
3127 | struct ofbundle *bundle = port->bundle; | |
3128 | ||
2cc3c58e | 3129 | bundle->ofproto->backer->need_revalidate = REV_RECONFIGURE; |
6f77f4ae | 3130 | |
417e7e66 | 3131 | ovs_list_remove(&port->bundle_node); |
abe529af BP |
3132 | port->bundle = NULL; |
3133 | ||
3134 | if (bundle->lacp) { | |
3135 | lacp_slave_unregister(bundle->lacp, port); | |
3136 | } | |
3137 | if (bundle->bond) { | |
3138 | bond_slave_unregister(bundle->bond, port); | |
3139 | } | |
3140 | ||
7bde8dd8 | 3141 | bundle_update(bundle); |
abe529af BP |
3142 | } |
3143 | ||
3144 | static bool | |
4e022ec0 | 3145 | bundle_add_port(struct ofbundle *bundle, ofp_port_t ofp_port, |
df53d41c | 3146 | struct lacp_slave_settings *lacp) |
abe529af BP |
3147 | { |
3148 | struct ofport_dpif *port; | |
3149 | ||
e672ff9b | 3150 | port = ofp_port_to_ofport(bundle->ofproto, ofp_port); |
abe529af BP |
3151 | if (!port) { |
3152 | return false; | |
3153 | } | |
3154 | ||
3155 | if (port->bundle != bundle) { | |
2cc3c58e | 3156 | bundle->ofproto->backer->need_revalidate = REV_RECONFIGURE; |
abe529af | 3157 | if (port->bundle) { |
e019a574 | 3158 | bundle_remove(&port->up); |
abe529af BP |
3159 | } |
3160 | ||
3161 | port->bundle = bundle; | |
417e7e66 | 3162 | ovs_list_push_back(&bundle->ports, &port->bundle_node); |
9e1fd49b | 3163 | if (port->up.pp.config & OFPUTIL_PC_NO_FLOOD |
875ab130 | 3164 | || netdev_get_pt_mode(port->up.netdev) == NETDEV_PT_LEGACY_L3 |
4b5f1996 DV |
3165 | || (bundle->ofproto->stp && !stp_forward_in_state(port->stp_state)) |
3166 | || (bundle->ofproto->rstp && !rstp_forward_in_state(port->rstp_state))) { | |
abe529af BP |
3167 | bundle->floodable = false; |
3168 | } | |
3169 | } | |
3170 | if (lacp) { | |
2cc3c58e | 3171 | bundle->ofproto->backer->need_revalidate = REV_RECONFIGURE; |
abe529af BP |
3172 | lacp_slave_register(bundle->lacp, port, lacp); |
3173 | } | |
3174 | ||
3175 | return true; | |
3176 | } | |
3177 | ||
3178 | static void | |
3179 | bundle_destroy(struct ofbundle *bundle) | |
3180 | { | |
3181 | struct ofproto_dpif *ofproto; | |
3182 | struct ofport_dpif *port, *next_port; | |
abe529af BP |
3183 | |
3184 | if (!bundle) { | |
3185 | return; | |
3186 | } | |
3187 | ||
3188 | ofproto = bundle->ofproto; | |
67912650 | 3189 | mbridge_unregister_bundle(ofproto->mbridge, bundle); |
abe529af | 3190 | |
84f0f298 | 3191 | xlate_txn_start(); |
46c88433 | 3192 | xlate_bundle_remove(bundle); |
84f0f298 | 3193 | xlate_txn_commit(); |
46c88433 | 3194 | |
abe529af BP |
3195 | LIST_FOR_EACH_SAFE (port, next_port, bundle_node, &bundle->ports) { |
3196 | bundle_del_port(port); | |
3197 | } | |
3198 | ||
b44a10b7 | 3199 | bundle_flush_macs(bundle, true); |
b077575e | 3200 | mcast_snooping_flush_bundle(ofproto->ms, bundle); |
abe529af BP |
3201 | hmap_remove(&ofproto->bundles, &bundle->hmap_node); |
3202 | free(bundle->name); | |
3203 | free(bundle->trunks); | |
fed8962a | 3204 | free(bundle->cvlans); |
91779071 | 3205 | lacp_unref(bundle->lacp); |
03366a2d | 3206 | bond_unref(bundle->bond); |
abe529af BP |
3207 | free(bundle); |
3208 | } | |
3209 | ||
3210 | static int | |
3211 | bundle_set(struct ofproto *ofproto_, void *aux, | |
3212 | const struct ofproto_bundle_settings *s) | |
3213 | { | |
3214 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
3215 | bool need_flush = false; | |
abe529af BP |
3216 | struct ofport_dpif *port; |
3217 | struct ofbundle *bundle; | |
f0fb825a | 3218 | unsigned long *trunks = NULL; |
fed8962a | 3219 | unsigned long *cvlans = NULL; |
ecac4ebf | 3220 | int vlan; |
abe529af BP |
3221 | size_t i; |
3222 | bool ok; | |
3223 | ||
afea2e89 DJ |
3224 | bundle = bundle_lookup(ofproto, aux); |
3225 | ||
abe529af | 3226 | if (!s) { |
afea2e89 | 3227 | bundle_destroy(bundle); |
abe529af BP |
3228 | return 0; |
3229 | } | |
3230 | ||
cb22974d BP |
3231 | ovs_assert(s->n_slaves == 1 || s->bond != NULL); |
3232 | ovs_assert((s->lacp != NULL) == (s->lacp_slaves != NULL)); | |
abe529af | 3233 | |
abe529af BP |
3234 | if (!bundle) { |
3235 | bundle = xmalloc(sizeof *bundle); | |
3236 | ||
3237 | bundle->ofproto = ofproto; | |
3238 | hmap_insert(&ofproto->bundles, &bundle->hmap_node, | |
3239 | hash_pointer(aux, 0)); | |
3240 | bundle->aux = aux; | |
3241 | bundle->name = NULL; | |
3242 | ||
417e7e66 | 3243 | ovs_list_init(&bundle->ports); |
ecac4ebf | 3244 | bundle->vlan_mode = PORT_VLAN_TRUNK; |
fed8962a | 3245 | bundle->qinq_ethtype = ETH_TYPE_VLAN_8021AD; |
abe529af BP |
3246 | bundle->vlan = -1; |
3247 | bundle->trunks = NULL; | |
fed8962a | 3248 | bundle->cvlans = NULL; |
5e9ceccd | 3249 | bundle->use_priority_tags = s->use_priority_tags; |
abe529af BP |
3250 | bundle->lacp = NULL; |
3251 | bundle->bond = NULL; | |
3252 | ||
3253 | bundle->floodable = true; | |
c005f976 | 3254 | bundle->protected = false; |
ec7ceaed | 3255 | mbridge_register_bundle(ofproto->mbridge, bundle); |
abe529af BP |
3256 | } |
3257 | ||
3258 | if (!bundle->name || strcmp(s->name, bundle->name)) { | |
3259 | free(bundle->name); | |
3260 | bundle->name = xstrdup(s->name); | |
3261 | } | |
3262 | ||
3263 | /* LACP. */ | |
3264 | if (s->lacp) { | |
e2d13c43 | 3265 | ofproto->lacp_enabled = true; |
abe529af | 3266 | if (!bundle->lacp) { |
2cc3c58e | 3267 | ofproto->backer->need_revalidate = REV_RECONFIGURE; |
abe529af BP |
3268 | bundle->lacp = lacp_create(); |
3269 | } | |
3270 | lacp_configure(bundle->lacp, s->lacp); | |
3271 | } else { | |
91779071 | 3272 | lacp_unref(bundle->lacp); |
abe529af BP |
3273 | bundle->lacp = NULL; |
3274 | } | |
3275 | ||
3276 | /* Update set of ports. */ | |
3277 | ok = true; | |
3278 | for (i = 0; i < s->n_slaves; i++) { | |
3279 | if (!bundle_add_port(bundle, s->slaves[i], | |
df53d41c | 3280 | s->lacp ? &s->lacp_slaves[i] : NULL)) { |
abe529af BP |
3281 | ok = false; |
3282 | } | |
3283 | } | |
417e7e66 | 3284 | if (!ok || ovs_list_size(&bundle->ports) != s->n_slaves) { |
abe529af BP |
3285 | struct ofport_dpif *next_port; |
3286 | ||
3287 | LIST_FOR_EACH_SAFE (port, next_port, bundle_node, &bundle->ports) { | |
3288 | for (i = 0; i < s->n_slaves; i++) { | |
56c769ab | 3289 | if (s->slaves[i] == port->up.ofp_port) { |
abe529af BP |
3290 | goto found; |
3291 | } | |
3292 | } | |
3293 | ||
3294 | bundle_del_port(port); | |
3295 | found: ; | |
3296 | } | |
3297 | } | |
417e7e66 | 3298 | ovs_assert(ovs_list_size(&bundle->ports) <= s->n_slaves); |
abe529af | 3299 | |
417e7e66 | 3300 | if (ovs_list_is_empty(&bundle->ports)) { |
abe529af BP |
3301 | bundle_destroy(bundle); |
3302 | return EINVAL; | |
3303 | } | |
3304 | ||
ecac4ebf | 3305 | /* Set VLAN tagging mode */ |
5e9ceccd BP |
3306 | if (s->vlan_mode != bundle->vlan_mode |
3307 | || s->use_priority_tags != bundle->use_priority_tags) { | |
ecac4ebf | 3308 | bundle->vlan_mode = s->vlan_mode; |
5e9ceccd | 3309 | bundle->use_priority_tags = s->use_priority_tags; |
ecac4ebf BP |
3310 | need_flush = true; |
3311 | } | |
3312 | ||
fed8962a EG |
3313 | if (s->qinq_ethtype != bundle->qinq_ethtype) { |
3314 | bundle->qinq_ethtype = s->qinq_ethtype; | |
3315 | need_flush = true; | |
3316 | } | |
3317 | ||
abe529af | 3318 | /* Set VLAN tag. */ |
ecac4ebf BP |
3319 | vlan = (s->vlan_mode == PORT_VLAN_TRUNK ? -1 |
3320 | : s->vlan >= 0 && s->vlan <= 4095 ? s->vlan | |
3321 | : 0); | |
3322 | if (vlan != bundle->vlan) { | |
3323 | bundle->vlan = vlan; | |
abe529af BP |
3324 | need_flush = true; |
3325 | } | |
3326 | ||
3327 | /* Get trunked VLANs. */ | |
ecac4ebf BP |
3328 | switch (s->vlan_mode) { |
3329 | case PORT_VLAN_ACCESS: | |
3330 | trunks = NULL; | |
3331 | break; | |
3332 | ||
3333 | case PORT_VLAN_TRUNK: | |
ebc56baa | 3334 | trunks = CONST_CAST(unsigned long *, s->trunks); |
ecac4ebf BP |
3335 | break; |
3336 | ||
3337 | case PORT_VLAN_NATIVE_UNTAGGED: | |
3338 | case PORT_VLAN_NATIVE_TAGGED: | |
3339 | if (vlan != 0 && (!s->trunks | |
3340 | || !bitmap_is_set(s->trunks, vlan) | |
3341 | || bitmap_is_set(s->trunks, 0))) { | |
3342 | /* Force trunking the native VLAN and prohibit trunking VLAN 0. */ | |
3343 | if (s->trunks) { | |
3344 | trunks = bitmap_clone(s->trunks, 4096); | |
3345 | } else { | |
3346 | trunks = bitmap_allocate1(4096); | |
3347 | } | |
3348 | bitmap_set1(trunks, vlan); | |
3349 | bitmap_set0(trunks, 0); | |
3350 | } else { | |
ebc56baa | 3351 | trunks = CONST_CAST(unsigned long *, s->trunks); |
ecac4ebf BP |
3352 | } |
3353 | break; | |
3354 | ||
fed8962a EG |
3355 | case PORT_VLAN_DOT1Q_TUNNEL: |
3356 | cvlans = CONST_CAST(unsigned long *, s->cvlans); | |
3357 | break; | |
3358 | ||
ecac4ebf | 3359 | default: |
428b2edd | 3360 | OVS_NOT_REACHED(); |
ecac4ebf | 3361 | } |
abe529af BP |
3362 | if (!vlan_bitmap_equal(trunks, bundle->trunks)) { |
3363 | free(bundle->trunks); | |
ecac4ebf BP |
3364 | if (trunks == s->trunks) { |
3365 | bundle->trunks = vlan_bitmap_clone(trunks); | |
3366 | } else { | |
3367 | bundle->trunks = trunks; | |
3368 | trunks = NULL; | |
3369 | } | |
abe529af BP |
3370 | need_flush = true; |
3371 | } | |
ecac4ebf BP |
3372 | if (trunks != s->trunks) { |
3373 | free(trunks); | |
3374 | } | |
abe529af | 3375 | |
fed8962a EG |
3376 | if (!vlan_bitmap_equal(cvlans, bundle->cvlans)) { |
3377 | free(bundle->cvlans); | |
3378 | if (cvlans == s->cvlans) { | |
3379 | bundle->cvlans = vlan_bitmap_clone(cvlans); | |
3380 | } else { | |
3381 | bundle->cvlans = cvlans; | |
3382 | cvlans = NULL; | |
3383 | } | |
3384 | need_flush = true; | |
3385 | } | |
3386 | if (cvlans != s->cvlans) { | |
3387 | free(cvlans); | |
3388 | } | |
3389 | ||
abe529af | 3390 | /* Bonding. */ |
417e7e66 | 3391 | if (!ovs_list_is_short(&bundle->ports)) { |
abe529af BP |
3392 | bundle->ofproto->has_bonded_bundles = true; |
3393 | if (bundle->bond) { | |
3394 | if (bond_reconfigure(bundle->bond, s->bond)) { | |
2cc3c58e | 3395 | ofproto->backer->need_revalidate = REV_RECONFIGURE; |
abe529af BP |
3396 | } |
3397 | } else { | |
adcf00ba | 3398 | bundle->bond = bond_create(s->bond, ofproto); |
2cc3c58e | 3399 | ofproto->backer->need_revalidate = REV_RECONFIGURE; |
abe529af BP |
3400 | } |
3401 | ||
3402 | LIST_FOR_EACH (port, bundle_node, &bundle->ports) { | |
adcf00ba AZ |
3403 | bond_slave_register(bundle->bond, port, |
3404 | port->up.ofp_port, port->up.netdev); | |
abe529af BP |
3405 | } |
3406 | } else { | |
03366a2d | 3407 | bond_unref(bundle->bond); |
abe529af BP |
3408 | bundle->bond = NULL; |
3409 | } | |
3410 | ||
c005f976 BK |
3411 | /* Set proteced port mode */ |
3412 | if (s->protected != bundle->protected) { | |
3413 | bundle->protected = s->protected; | |
3414 | need_flush = true; | |
3415 | } | |
3416 | ||
abe529af BP |
3417 | /* If we changed something that would affect MAC learning, un-learn |
3418 | * everything on this port and force flow revalidation. */ | |
3419 | if (need_flush) { | |
b44a10b7 | 3420 | bundle_flush_macs(bundle, false); |
4fbbf862 | 3421 | mcast_snooping_flush_bundle(ofproto->ms, bundle); |
abe529af BP |
3422 | } |
3423 | ||
3424 | return 0; | |
3425 | } | |
3426 | ||
3427 | static void | |
3428 | bundle_remove(struct ofport *port_) | |
3429 | { | |
3430 | struct ofport_dpif *port = ofport_dpif_cast(port_); | |
3431 | struct ofbundle *bundle = port->bundle; | |
3432 | ||
3433 | if (bundle) { | |
3434 | bundle_del_port(port); | |
417e7e66 | 3435 | if (ovs_list_is_empty(&bundle->ports)) { |
abe529af | 3436 | bundle_destroy(bundle); |
417e7e66 | 3437 | } else if (ovs_list_is_short(&bundle->ports)) { |
03366a2d | 3438 | bond_unref(bundle->bond); |
abe529af BP |
3439 | bundle->bond = NULL; |
3440 | } | |
3441 | } | |
3442 | } | |
3443 | ||
3444 | static void | |
5f877369 | 3445 | send_pdu_cb(void *port_, const void *pdu, size_t pdu_size) |
abe529af | 3446 | { |
abe529af | 3447 | struct ofport_dpif *port = port_; |
74ff3298 | 3448 | struct eth_addr ea; |
abe529af BP |
3449 | int error; |
3450 | ||
74ff3298 | 3451 | error = netdev_get_etheraddr(port->up.netdev, &ea); |
abe529af | 3452 | if (!error) { |
cf62fa4c | 3453 | struct dp_packet packet; |
5f877369 | 3454 | void *packet_pdu; |
abe529af | 3455 | |
cf62fa4c | 3456 | dp_packet_init(&packet, 0); |
abe529af | 3457 | packet_pdu = eth_compose(&packet, eth_addr_lacp, ea, ETH_TYPE_LACP, |
5f877369 EJ |
3458 | pdu_size); |
3459 | memcpy(packet_pdu, pdu, pdu_size); | |
3460 | ||
a773a5c9 GM |
3461 | error = ofproto_dpif_send_packet(port, false, &packet); |
3462 | if (error) { | |
3463 | VLOG_WARN_RL(&rl, "port %s: cannot transmit LACP PDU (%s).", | |
3464 | port->bundle->name, ovs_strerror(error)); | |
3465 | } | |
cf62fa4c | 3466 | dp_packet_uninit(&packet); |
abe529af | 3467 | } else { |
7ed58d4a JP |
3468 | static struct vlog_rate_limit rll = VLOG_RATE_LIMIT_INIT(1, 10); |
3469 | VLOG_ERR_RL(&rll, "port %s: cannot obtain Ethernet address of iface " | |
abe529af | 3470 | "%s (%s)", port->bundle->name, |
10a89ef0 | 3471 | netdev_get_name(port->up.netdev), ovs_strerror(error)); |
abe529af BP |
3472 | } |
3473 | } | |
3474 | ||
3475 | static void | |
3476 | bundle_send_learning_packets(struct ofbundle *bundle) | |
3477 | { | |
3478 | struct ofproto_dpif *ofproto = bundle->ofproto; | |
3479 | int error, n_packets, n_errors; | |
3480 | struct mac_entry *e; | |
8613db65 DDP |
3481 | struct pkt_list { |
3482 | struct ovs_list list_node; | |
3483 | struct ofport_dpif *port; | |
3484 | struct dp_packet *pkt; | |
3485 | } *pkt_node; | |
ca6ba700 | 3486 | struct ovs_list packets; |
abe529af | 3487 | |
417e7e66 | 3488 | ovs_list_init(&packets); |
509c0149 | 3489 | ovs_rwlock_rdlock(&ofproto->ml->rwlock); |
abe529af | 3490 | LIST_FOR_EACH (e, lru_node, &ofproto->ml->lrus) { |
9d078ec2 | 3491 | if (mac_entry_get_port(ofproto->ml, e) != bundle) { |
8613db65 DDP |
3492 | pkt_node = xmalloc(sizeof *pkt_node); |
3493 | pkt_node->pkt = bond_compose_learning_packet(bundle->bond, | |
3494 | e->mac, e->vlan, | |
3495 | (void **)&pkt_node->port); | |
417e7e66 | 3496 | ovs_list_push_back(&packets, &pkt_node->list_node); |
abe529af BP |
3497 | } |
3498 | } | |
509c0149 | 3499 | ovs_rwlock_unlock(&ofproto->ml->rwlock); |
abe529af | 3500 | |
0165217e | 3501 | error = n_packets = n_errors = 0; |
8613db65 | 3502 | LIST_FOR_EACH_POP (pkt_node, list_node, &packets) { |
0165217e EJ |
3503 | int ret; |
3504 | ||
2eb79142 | 3505 | ret = ofproto_dpif_send_packet(pkt_node->port, false, pkt_node->pkt); |
8613db65 DDP |
3506 | dp_packet_delete(pkt_node->pkt); |
3507 | free(pkt_node); | |
0165217e EJ |
3508 | if (ret) { |
3509 | error = ret; | |
3510 | n_errors++; | |
3511 | } | |
3512 | n_packets++; | |
3513 | } | |
0165217e | 3514 | |
abe529af | 3515 | if (n_errors) { |
7ed58d4a JP |
3516 | static struct vlog_rate_limit rll = VLOG_RATE_LIMIT_INIT(1, 5); |
3517 | VLOG_WARN_RL(&rll, "bond %s: %d errors sending %d gratuitous learning " | |
abe529af | 3518 | "packets, last error was: %s", |
10a89ef0 | 3519 | bundle->name, n_errors, n_packets, ovs_strerror(error)); |
abe529af BP |
3520 | } else { |
3521 | VLOG_DBG("bond %s: sent %d gratuitous learning packets", | |
3522 | bundle->name, n_packets); | |
3523 | } | |
3524 | } | |
3525 | ||
3526 | static void | |
3527 | bundle_run(struct ofbundle *bundle) | |
3528 | { | |
3529 | if (bundle->lacp) { | |
3530 | lacp_run(bundle->lacp, send_pdu_cb); | |
3531 | } | |
3532 | if (bundle->bond) { | |
3533 | struct ofport_dpif *port; | |
3534 | ||
3535 | LIST_FOR_EACH (port, bundle_node, &bundle->ports) { | |
16361b11 | 3536 | bond_slave_set_may_enable(bundle->bond, port, port->up.may_enable); |
abe529af BP |
3537 | } |
3538 | ||
4a1b8f30 EJ |
3539 | if (bond_run(bundle->bond, lacp_status(bundle->lacp))) { |
3540 | bundle->ofproto->backer->need_revalidate = REV_BOND; | |
3541 | } | |
3542 | ||
abe529af BP |
3543 | if (bond_should_send_learning_packets(bundle->bond)) { |
3544 | bundle_send_learning_packets(bundle); | |
3545 | } | |
3546 | } | |
3547 | } | |
3548 | ||
3549 | static void | |
3550 | bundle_wait(struct ofbundle *bundle) | |
3551 | { | |
3552 | if (bundle->lacp) { | |
3553 | lacp_wait(bundle->lacp); | |
3554 | } | |
3555 | if (bundle->bond) { | |
3556 | bond_wait(bundle->bond); | |
3557 | } | |
3558 | } | |
3559 | \f | |
3560 | /* Mirrors. */ | |
3561 | ||
3562 | static int | |
ec7ceaed EJ |
3563 | mirror_set__(struct ofproto *ofproto_, void *aux, |
3564 | const struct ofproto_mirror_settings *s) | |
abe529af BP |
3565 | { |
3566 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
ec7ceaed EJ |
3567 | struct ofbundle **srcs, **dsts; |
3568 | int error; | |
3569 | size_t i; | |
abe529af | 3570 | |
abe529af | 3571 | if (!s) { |
ec7ceaed | 3572 | mirror_destroy(ofproto->mbridge, aux); |
abe529af BP |
3573 | return 0; |
3574 | } | |
3575 | ||
ec7ceaed EJ |
3576 | srcs = xmalloc(s->n_srcs * sizeof *srcs); |
3577 | dsts = xmalloc(s->n_dsts * sizeof *dsts); | |
abe529af | 3578 | |
ec7ceaed EJ |
3579 | for (i = 0; i < s->n_srcs; i++) { |
3580 | srcs[i] = bundle_lookup(ofproto, s->srcs[i]); | |
abe529af BP |
3581 | } |
3582 | ||
ec7ceaed EJ |
3583 | for (i = 0; i < s->n_dsts; i++) { |
3584 | dsts[i] = bundle_lookup(ofproto, s->dsts[i]); | |
abe529af BP |
3585 | } |
3586 | ||
ec7ceaed EJ |
3587 | error = mirror_set(ofproto->mbridge, aux, s->name, srcs, s->n_srcs, dsts, |
3588 | s->n_dsts, s->src_vlans, | |
1356dbd1 WT |
3589 | bundle_lookup(ofproto, s->out_bundle), |
3590 | s->snaplen, s->out_vlan); | |
ec7ceaed EJ |
3591 | free(srcs); |
3592 | free(dsts); | |
3593 | return error; | |
abe529af BP |
3594 | } |
3595 | ||
9d24de3b | 3596 | static int |
ec7ceaed EJ |
3597 | mirror_get_stats__(struct ofproto *ofproto, void *aux, |
3598 | uint64_t *packets, uint64_t *bytes) | |
9d24de3b | 3599 | { |
ec7ceaed EJ |
3600 | return mirror_get_stats(ofproto_dpif_cast(ofproto)->mbridge, aux, packets, |
3601 | bytes); | |
9d24de3b JP |
3602 | } |
3603 | ||
abe529af BP |
3604 | static int |
3605 | set_flood_vlans(struct ofproto *ofproto_, unsigned long *flood_vlans) | |
3606 | { | |
3607 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
509c0149 | 3608 | ovs_rwlock_wrlock(&ofproto->ml->rwlock); |
abe529af | 3609 | if (mac_learning_set_flood_vlans(ofproto->ml, flood_vlans)) { |
30618594 | 3610 | mac_learning_flush(ofproto->ml); |
abe529af | 3611 | } |
509c0149 | 3612 | ovs_rwlock_unlock(&ofproto->ml->rwlock); |
abe529af BP |
3613 | return 0; |
3614 | } | |
3615 | ||
3616 | static bool | |
b4affc74 | 3617 | is_mirror_output_bundle(const struct ofproto *ofproto_, void *aux) |
abe529af BP |
3618 | { |
3619 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
3620 | struct ofbundle *bundle = bundle_lookup(ofproto, aux); | |
ec7ceaed | 3621 | return bundle && mirror_bundle_out(ofproto->mbridge, bundle) != 0; |
abe529af | 3622 | } |
8402c74b SS |
3623 | |
3624 | static void | |
b53055f4 | 3625 | forward_bpdu_changed(struct ofproto *ofproto_) |
8402c74b SS |
3626 | { |
3627 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
2cc3c58e | 3628 | ofproto->backer->need_revalidate = REV_RECONFIGURE; |
8402c74b | 3629 | } |
e764773c BP |
3630 | |
3631 | static void | |
c4069512 BP |
3632 | set_mac_table_config(struct ofproto *ofproto_, unsigned int idle_time, |
3633 | size_t max_entries) | |
e764773c BP |
3634 | { |
3635 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
509c0149 | 3636 | ovs_rwlock_wrlock(&ofproto->ml->rwlock); |
e764773c | 3637 | mac_learning_set_idle_time(ofproto->ml, idle_time); |
c4069512 | 3638 | mac_learning_set_max_entries(ofproto->ml, max_entries); |
509c0149 | 3639 | ovs_rwlock_unlock(&ofproto->ml->rwlock); |
e764773c | 3640 | } |
7c38d0a5 FL |
3641 | |
3642 | /* Configures multicast snooping on 'ofport' using the settings | |
3643 | * defined in 's'. */ | |
3644 | static int | |
3645 | set_mcast_snooping(struct ofproto *ofproto_, | |
3646 | const struct ofproto_mcast_snooping_settings *s) | |
3647 | { | |
3648 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
3649 | ||
3650 | /* Only revalidate flows if the configuration changed. */ | |
3651 | if (!s != !ofproto->ms) { | |
3652 | ofproto->backer->need_revalidate = REV_RECONFIGURE; | |
3653 | } | |
3654 | ||
3655 | if (s) { | |
3656 | if (!ofproto->ms) { | |
3657 | ofproto->ms = mcast_snooping_create(); | |
3658 | } | |
3659 | ||
3660 | ovs_rwlock_wrlock(&ofproto->ms->rwlock); | |
3661 | mcast_snooping_set_idle_time(ofproto->ms, s->idle_time); | |
3662 | mcast_snooping_set_max_entries(ofproto->ms, s->max_entries); | |
3663 | if (mcast_snooping_set_flood_unreg(ofproto->ms, s->flood_unreg)) { | |
3664 | ofproto->backer->need_revalidate = REV_RECONFIGURE; | |
3665 | } | |
3666 | ovs_rwlock_unlock(&ofproto->ms->rwlock); | |
3667 | } else { | |
3668 | mcast_snooping_unref(ofproto->ms); | |
3669 | ofproto->ms = NULL; | |
3670 | } | |
3671 | ||
3672 | return 0; | |
3673 | } | |
3674 | ||
8e04a33f | 3675 | /* Configures multicast snooping port's flood settings on 'ofproto'. */ |
7c38d0a5 | 3676 | static int |
8e04a33f FL |
3677 | set_mcast_snooping_port(struct ofproto *ofproto_, void *aux, |
3678 | const struct ofproto_mcast_snooping_port_settings *s) | |
7c38d0a5 FL |
3679 | { |
3680 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
3681 | struct ofbundle *bundle = bundle_lookup(ofproto, aux); | |
3682 | ||
8e04a33f | 3683 | if (ofproto->ms && s) { |
7c38d0a5 | 3684 | ovs_rwlock_wrlock(&ofproto->ms->rwlock); |
8e04a33f FL |
3685 | mcast_snooping_set_port_flood(ofproto->ms, bundle, s->flood); |
3686 | mcast_snooping_set_port_flood_reports(ofproto->ms, bundle, | |
3687 | s->flood_reports); | |
7c38d0a5 FL |
3688 | ovs_rwlock_unlock(&ofproto->ms->rwlock); |
3689 | } | |
3690 | return 0; | |
3691 | } | |
3692 | ||
abe529af BP |
3693 | \f |
3694 | /* Ports. */ | |
3695 | ||
e672ff9b JR |
3696 | struct ofport_dpif * |
3697 | ofp_port_to_ofport(const struct ofproto_dpif *ofproto, ofp_port_t ofp_port) | |
abe529af | 3698 | { |
7df6a8bd BP |
3699 | struct ofport *ofport = ofproto_get_port(&ofproto->up, ofp_port); |
3700 | return ofport ? ofport_dpif_cast(ofport) : NULL; | |
abe529af BP |
3701 | } |
3702 | ||
abe529af | 3703 | static void |
e1b1d06a JP |
3704 | ofproto_port_from_dpif_port(struct ofproto_dpif *ofproto, |
3705 | struct ofproto_port *ofproto_port, | |
abe529af BP |
3706 | struct dpif_port *dpif_port) |
3707 | { | |
3708 | ofproto_port->name = dpif_port->name; | |
3709 | ofproto_port->type = dpif_port->type; | |
e1b1d06a | 3710 | ofproto_port->ofp_port = odp_port_to_ofp_port(ofproto, dpif_port->port_no); |
abe529af BP |
3711 | } |
3712 | ||
6cbbf4fa EJ |
3713 | static void |
3714 | ofport_update_peer(struct ofport_dpif *ofport) | |
0a740f48 EJ |
3715 | { |
3716 | const struct ofproto_dpif *ofproto; | |
6cbbf4fa | 3717 | struct dpif_backer *backer; |
161b6042 | 3718 | char *peer_name; |
6cbbf4fa EJ |
3719 | |
3720 | if (!netdev_vport_is_patch(ofport->up.netdev)) { | |
3721 | return; | |
3722 | } | |
3723 | ||
3724 | backer = ofproto_dpif_cast(ofport->up.ofproto)->backer; | |
7894e7da | 3725 | backer->need_revalidate = REV_RECONFIGURE; |
0a740f48 | 3726 | |
6cbbf4fa EJ |
3727 | if (ofport->peer) { |
3728 | ofport->peer->peer = NULL; | |
3729 | ofport->peer = NULL; | |
3730 | } | |
3731 | ||
3732 | peer_name = netdev_vport_patch_peer(ofport->up.netdev); | |
3733 | if (!peer_name) { | |
3734 | return; | |
0a740f48 EJ |
3735 | } |
3736 | ||
911b4a7e JP |
3737 | HMAP_FOR_EACH (ofproto, all_ofproto_dpifs_by_name_node, |
3738 | &all_ofproto_dpifs_by_name) { | |
6cbbf4fa EJ |
3739 | struct ofport *peer_ofport; |
3740 | struct ofport_dpif *peer; | |
161b6042 | 3741 | char *peer_peer; |
0a740f48 | 3742 | |
462abef2 EJ |
3743 | if (ofproto->backer != backer) { |
3744 | continue; | |
3745 | } | |
3746 | ||
6cbbf4fa EJ |
3747 | peer_ofport = shash_find_data(&ofproto->up.port_by_name, peer_name); |
3748 | if (!peer_ofport) { | |
3749 | continue; | |
3750 | } | |
3751 | ||
3752 | peer = ofport_dpif_cast(peer_ofport); | |
3753 | peer_peer = netdev_vport_patch_peer(peer->up.netdev); | |
3754 | if (peer_peer && !strcmp(netdev_get_name(ofport->up.netdev), | |
3755 | peer_peer)) { | |
3756 | ofport->peer = peer; | |
3757 | ofport->peer->peer = ofport; | |
0a740f48 | 3758 | } |
161b6042 | 3759 | free(peer_peer); |
6cbbf4fa | 3760 | |
161b6042 | 3761 | break; |
0a740f48 | 3762 | } |
161b6042 | 3763 | free(peer_name); |
0a740f48 EJ |
3764 | } |
3765 | ||
1273c573 BP |
3766 | static bool |
3767 | may_enable_port(struct ofport_dpif *ofport) | |
abe529af | 3768 | { |
1273c573 BP |
3769 | /* If CFM or BFD is enabled, then at least one of them must report that the |
3770 | * port is up. */ | |
3771 | if ((ofport->bfd || ofport->cfm) | |
3772 | && !(ofport->cfm | |
3773 | && !cfm_get_fault(ofport->cfm) | |
3774 | && cfm_get_opup(ofport->cfm) != 0) | |
3775 | && !(ofport->bfd | |
3776 | && bfd_forwarding(ofport->bfd))) { | |
3777 | return false; | |
2d344ba5 AW |
3778 | } |
3779 | ||
1273c573 BP |
3780 | /* If LACP is enabled, it must report that the link is enabled. */ |
3781 | if (ofport->bundle | |
3782 | && !lacp_slave_may_enable(ofport->bundle->lacp, ofport)) { | |
3783 | return false; | |
ccc09689 EJ |
3784 | } |
3785 | ||
1273c573 BP |
3786 | return true; |
3787 | } | |
3788 | ||
3789 | static void | |
3790 | port_run(struct ofport_dpif *ofport) | |
3791 | { | |
3792 | long long int carrier_seq = netdev_get_carrier_resets(ofport->up.netdev); | |
3793 | bool carrier_changed = carrier_seq != ofport->carrier_seq; | |
b3e8cd6b NK |
3794 | bool enable = netdev_get_carrier(ofport->up.netdev); |
3795 | ||
1273c573 BP |
3796 | ofport->carrier_seq = carrier_seq; |
3797 | if (carrier_changed && ofport->bundle) { | |
b3e8cd6b NK |
3798 | lacp_slave_carrier_changed(ofport->bundle->lacp, ofport, enable); |
3799 | } | |
3800 | ||
3801 | if (enable) { | |
3802 | enable = may_enable_port(ofport); | |
015e08bc EJ |
3803 | } |
3804 | ||
16361b11 | 3805 | if (ofport->up.may_enable != enable) { |
6d57dea9 | 3806 | ofproto_port_set_enable(&ofport->up, enable); |
daff3353 | 3807 | |
1273c573 | 3808 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofport->up.ofproto); |
f025bcb7 | 3809 | ofproto->backer->need_revalidate = REV_PORT_TOGGLED; |
9efd308e | 3810 | |
f025bcb7 | 3811 | if (ofport->rstp_port) { |
9efd308e DV |
3812 | rstp_port_set_mac_operational(ofport->rstp_port, enable); |
3813 | } | |
3814 | } | |
abe529af BP |
3815 | } |
3816 | ||
abe529af BP |
3817 | static int |
3818 | port_query_by_name(const struct ofproto *ofproto_, const char *devname, | |
3819 | struct ofproto_port *ofproto_port) | |
3820 | { | |
3821 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
3822 | struct dpif_port dpif_port; | |
3823 | int error; | |
3824 | ||
0a740f48 EJ |
3825 | if (sset_contains(&ofproto->ghost_ports, devname)) { |
3826 | const char *type = netdev_get_type_from_name(devname); | |
3827 | ||
3828 | /* We may be called before ofproto->up.port_by_name is populated with | |
3829 | * the appropriate ofport. For this reason, we must get the name and | |
3830 | * type from the netdev layer directly. */ | |
3831 | if (type) { | |
3832 | const struct ofport *ofport; | |
3833 | ||
3834 | ofport = shash_find_data(&ofproto->up.port_by_name, devname); | |
3835 | ofproto_port->ofp_port = ofport ? ofport->ofp_port : OFPP_NONE; | |
3836 | ofproto_port->name = xstrdup(devname); | |
3837 | ofproto_port->type = xstrdup(type); | |
3838 | return 0; | |
3839 | } | |
3840 | return ENODEV; | |
3841 | } | |
3842 | ||
acf60855 JP |
3843 | if (!sset_contains(&ofproto->ports, devname)) { |
3844 | return ENODEV; | |
3845 | } | |
3846 | error = dpif_port_query_by_name(ofproto->backer->dpif, | |
3847 | devname, &dpif_port); | |
abe529af | 3848 | if (!error) { |
e1b1d06a | 3849 | ofproto_port_from_dpif_port(ofproto, ofproto_port, &dpif_port); |
abe529af BP |
3850 | } |
3851 | return error; | |
3852 | } | |
3853 | ||
3854 | static int | |
e1b1d06a | 3855 | port_add(struct ofproto *ofproto_, struct netdev *netdev) |
abe529af BP |
3856 | { |
3857 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
b9ad7294 | 3858 | const char *devname = netdev_get_name(netdev); |
3aa30359 BP |
3859 | char namebuf[NETDEV_VPORT_NAME_BUFSIZE]; |
3860 | const char *dp_port_name; | |
abe529af | 3861 | |
0a740f48 EJ |
3862 | if (netdev_vport_is_patch(netdev)) { |
3863 | sset_add(&ofproto->ghost_ports, netdev_get_name(netdev)); | |
3864 | return 0; | |
3865 | } | |
3866 | ||
3aa30359 | 3867 | dp_port_name = netdev_vport_get_dpif_port(netdev, namebuf, sizeof namebuf); |
9da3207a FL |
3868 | if (!dpif_port_exists(ofproto->backer->dpif, dp_port_name)) { |
3869 | odp_port_t port_no = ODPP_NONE; | |
3870 | int error; | |
7d82ab2e | 3871 | |
9da3207a | 3872 | error = dpif_port_add(ofproto->backer->dpif, netdev, &port_no); |
b9ad7294 EJ |
3873 | if (error) { |
3874 | return error; | |
3875 | } | |
7d82ab2e | 3876 | if (netdev_get_tunnel_config(netdev)) { |
4e022ec0 AW |
3877 | simap_put(&ofproto->backer->tnl_backers, |
3878 | dp_port_name, odp_to_u32(port_no)); | |
7d82ab2e | 3879 | } |
acf60855 | 3880 | } |
b9ad7294 EJ |
3881 | |
3882 | if (netdev_get_tunnel_config(netdev)) { | |
3883 | sset_add(&ofproto->ghost_ports, devname); | |
b9ad7294 EJ |
3884 | } else { |
3885 | sset_add(&ofproto->ports, devname); | |
3886 | } | |
3887 | return 0; | |
3888 | } | |
3889 | ||
abe529af | 3890 | static int |
4e022ec0 | 3891 | port_del(struct ofproto *ofproto_, ofp_port_t ofp_port) |
abe529af BP |
3892 | { |
3893 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
e672ff9b | 3894 | struct ofport_dpif *ofport = ofp_port_to_ofport(ofproto, ofp_port); |
e1b1d06a | 3895 | int error = 0; |
abe529af | 3896 | |
b9ad7294 EJ |
3897 | if (!ofport) { |
3898 | return 0; | |
e1b1d06a | 3899 | } |
b9ad7294 EJ |
3900 | |
3901 | sset_find_and_delete(&ofproto->ghost_ports, | |
3902 | netdev_get_name(ofport->up.netdev)); | |
a614d823 | 3903 | ofproto->backer->need_revalidate = REV_RECONFIGURE; |
8911c674 | 3904 | if (!ofport->is_tunnel && !netdev_vport_is_patch(ofport->up.netdev)) { |
97459c2f | 3905 | error = dpif_port_del(ofproto->backer->dpif, ofport->odp_port, false); |
b9ad7294 | 3906 | if (!error) { |
abe529af BP |
3907 | /* The caller is going to close ofport->up.netdev. If this is a |
3908 | * bonded port, then the bond is using that netdev, so remove it | |
3909 | * from the bond. The client will need to reconfigure everything | |
3910 | * after deleting ports, so then the slave will get re-added. */ | |
3911 | bundle_remove(&ofport->up); | |
3912 | } | |
3913 | } | |
3914 | return error; | |
3915 | } | |
3916 | ||
91364d18 IM |
3917 | static int |
3918 | port_set_config(const struct ofport *ofport_, const struct smap *cfg) | |
3919 | { | |
3920 | struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
3921 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofport->up.ofproto); | |
3922 | ||
3923 | if (sset_contains(&ofproto->ghost_ports, | |
3924 | netdev_get_name(ofport->up.netdev))) { | |
3925 | return 0; | |
3926 | } | |
3927 | ||
3928 | return dpif_port_set_config(ofproto->backer->dpif, ofport->odp_port, cfg); | |
3929 | } | |
3930 | ||
6527c598 PS |
3931 | static int |
3932 | port_get_stats(const struct ofport *ofport_, struct netdev_stats *stats) | |
3933 | { | |
3934 | struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
3935 | int error; | |
3936 | ||
3937 | error = netdev_get_stats(ofport->up.netdev, stats); | |
3938 | ||
ee382d89 | 3939 | if (!error && ofport_->ofp_port == OFPP_LOCAL) { |
6527c598 PS |
3940 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofport->up.ofproto); |
3941 | ||
0da3c61b | 3942 | ovs_mutex_lock(&ofproto->stats_mutex); |
6527c598 PS |
3943 | /* ofproto->stats.tx_packets represents packets that we created |
3944 | * internally and sent to some port (e.g. packets sent with | |
91d6cd12 AW |
3945 | * ofproto_dpif_send_packet()). Account for them as if they had |
3946 | * come from OFPP_LOCAL and got forwarded. */ | |
6527c598 PS |
3947 | |
3948 | if (stats->rx_packets != UINT64_MAX) { | |
3949 | stats->rx_packets += ofproto->stats.tx_packets; | |
3950 | } | |
3951 | ||
3952 | if (stats->rx_bytes != UINT64_MAX) { | |
3953 | stats->rx_bytes += ofproto->stats.tx_bytes; | |
3954 | } | |
3955 | ||
3956 | /* ofproto->stats.rx_packets represents packets that were received on | |
3957 | * some port and we processed internally and dropped (e.g. STP). | |
4e090bc7 | 3958 | * Account for them as if they had been forwarded to OFPP_LOCAL. */ |
6527c598 PS |
3959 | |
3960 | if (stats->tx_packets != UINT64_MAX) { | |
3961 | stats->tx_packets += ofproto->stats.rx_packets; | |
3962 | } | |
3963 | ||
3964 | if (stats->tx_bytes != UINT64_MAX) { | |
3965 | stats->tx_bytes += ofproto->stats.rx_bytes; | |
3966 | } | |
0da3c61b | 3967 | ovs_mutex_unlock(&ofproto->stats_mutex); |
6527c598 PS |
3968 | } |
3969 | ||
3970 | return error; | |
3971 | } | |
3972 | ||
723b6ab2 IM |
3973 | static int |
3974 | vport_get_status(const struct ofport *ofport_, char **errp) | |
3975 | { | |
3976 | struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
3977 | char *peer_name; | |
3978 | ||
3979 | if (!netdev_vport_is_patch(ofport->up.netdev) || ofport->peer) { | |
3980 | return 0; | |
3981 | } | |
3982 | ||
3983 | peer_name = netdev_vport_patch_peer(ofport->up.netdev); | |
3984 | if (!peer_name) { | |
3985 | return 0; | |
3986 | } | |
3987 | *errp = xasprintf("No usable peer '%s' exists in '%s' datapath.", | |
3988 | peer_name, ofport->up.ofproto->type); | |
3989 | free(peer_name); | |
3990 | return EINVAL; | |
3991 | } | |
3992 | ||
50b9699f NM |
3993 | static int |
3994 | port_get_lacp_stats(const struct ofport *ofport_, struct lacp_slave_stats *stats) | |
3995 | { | |
3996 | struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
3997 | if (ofport->bundle && ofport->bundle->lacp) { | |
3998 | if (lacp_get_slave_stats(ofport->bundle->lacp, ofport, stats)) { | |
3999 | return 0; | |
4000 | } | |
4001 | } | |
4002 | return -1; | |
4003 | } | |
4004 | ||
abe529af | 4005 | struct port_dump_state { |
bfbcebc2 | 4006 | struct sset_position pos; |
0a740f48 | 4007 | bool ghost; |
da78d43d BP |
4008 | |
4009 | struct ofproto_port port; | |
4010 | bool has_port; | |
abe529af BP |
4011 | }; |
4012 | ||
4013 | static int | |
acf60855 | 4014 | port_dump_start(const struct ofproto *ofproto_ OVS_UNUSED, void **statep) |
abe529af | 4015 | { |
0a740f48 | 4016 | *statep = xzalloc(sizeof(struct port_dump_state)); |
abe529af BP |
4017 | return 0; |
4018 | } | |
4019 | ||
4020 | static int | |
b9ad7294 | 4021 | port_dump_next(const struct ofproto *ofproto_, void *state_, |
abe529af BP |
4022 | struct ofproto_port *port) |
4023 | { | |
e1b1d06a | 4024 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); |
abe529af | 4025 | struct port_dump_state *state = state_; |
0a740f48 | 4026 | const struct sset *sset; |
acf60855 | 4027 | struct sset_node *node; |
abe529af | 4028 | |
da78d43d BP |
4029 | if (state->has_port) { |
4030 | ofproto_port_destroy(&state->port); | |
4031 | state->has_port = false; | |
4032 | } | |
0a740f48 | 4033 | sset = state->ghost ? &ofproto->ghost_ports : &ofproto->ports; |
bfbcebc2 | 4034 | while ((node = sset_at_position(sset, &state->pos))) { |
acf60855 JP |
4035 | int error; |
4036 | ||
da78d43d BP |
4037 | error = port_query_by_name(ofproto_, node->name, &state->port); |
4038 | if (!error) { | |
4039 | *port = state->port; | |
4040 | state->has_port = true; | |
4041 | return 0; | |
4042 | } else if (error != ENODEV) { | |
acf60855 JP |
4043 | return error; |
4044 | } | |
abe529af | 4045 | } |
acf60855 | 4046 | |
0a740f48 EJ |
4047 | if (!state->ghost) { |
4048 | state->ghost = true; | |
bfbcebc2 | 4049 | memset(&state->pos, 0, sizeof state->pos); |
0a740f48 EJ |
4050 | return port_dump_next(ofproto_, state_, port); |
4051 | } | |
4052 | ||
acf60855 | 4053 | return EOF; |
abe529af BP |
4054 | } |
4055 | ||
4056 | static int | |
4057 | port_dump_done(const struct ofproto *ofproto_ OVS_UNUSED, void *state_) | |
4058 | { | |
4059 | struct port_dump_state *state = state_; | |
4060 | ||
da78d43d BP |
4061 | if (state->has_port) { |
4062 | ofproto_port_destroy(&state->port); | |
4063 | } | |
abe529af BP |
4064 | free(state); |
4065 | return 0; | |
4066 | } | |
4067 | ||
4068 | static int | |
4069 | port_poll(const struct ofproto *ofproto_, char **devnamep) | |
4070 | { | |
4071 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
acf60855 JP |
4072 | |
4073 | if (ofproto->port_poll_errno) { | |
4074 | int error = ofproto->port_poll_errno; | |
4075 | ofproto->port_poll_errno = 0; | |
4076 | return error; | |
4077 | } | |
4078 | ||
4079 | if (sset_is_empty(&ofproto->port_poll_set)) { | |
4080 | return EAGAIN; | |
4081 | } | |
4082 | ||
4083 | *devnamep = sset_pop(&ofproto->port_poll_set); | |
4084 | return 0; | |
abe529af BP |
4085 | } |
4086 | ||
4087 | static void | |
4088 | port_poll_wait(const struct ofproto *ofproto_) | |
4089 | { | |
4090 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
acf60855 | 4091 | dpif_port_poll_wait(ofproto->backer->dpif); |
abe529af BP |
4092 | } |
4093 | ||
4094 | static int | |
4095 | port_is_lacp_current(const struct ofport *ofport_) | |
4096 | { | |
4097 | const struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
4098 | return (ofport->bundle && ofport->bundle->lacp | |
4099 | ? lacp_slave_is_current(ofport->bundle->lacp, ofport) | |
4100 | : -1); | |
4101 | } | |
4102 | \f | |
e79a6c83 EJ |
4103 | /* If 'rule' is an OpenFlow rule, that has expired according to OpenFlow rules, |
4104 | * then delete it entirely. */ | |
4105 | static void | |
f5857865 | 4106 | rule_expire(struct rule_dpif *rule, long long now) |
e79a6c83 | 4107 | OVS_REQUIRES(ofproto_mutex) |
9d6ac44e | 4108 | { |
dc437090 | 4109 | uint16_t hard_timeout, idle_timeout; |
dc437090 | 4110 | int reason = -1; |
9d6ac44e | 4111 | |
e79a6c83 EJ |
4112 | hard_timeout = rule->up.hard_timeout; |
4113 | idle_timeout = rule->up.idle_timeout; | |
dc437090 JR |
4114 | |
4115 | /* Has 'rule' expired? */ | |
4116 | if (hard_timeout) { | |
4117 | long long int modified; | |
4118 | ||
4119 | ovs_mutex_lock(&rule->up.mutex); | |
4120 | modified = rule->up.modified; | |
4121 | ovs_mutex_unlock(&rule->up.mutex); | |
4122 | ||
4123 | if (now > modified + hard_timeout * 1000) { | |
4124 | reason = OFPRR_HARD_TIMEOUT; | |
4125 | } | |
4126 | } | |
4127 | ||
4128 | if (reason < 0 && idle_timeout) { | |
4129 | long long int used; | |
4130 | ||
4131 | ovs_mutex_lock(&rule->stats_mutex); | |
1a4ec18d | 4132 | used = rule->stats.used; |
dc437090 JR |
4133 | ovs_mutex_unlock(&rule->stats_mutex); |
4134 | ||
4135 | if (now > used + idle_timeout * 1000) { | |
4136 | reason = OFPRR_IDLE_TIMEOUT; | |
4137 | } | |
f9c37233 | 4138 | } |
501f8d1f | 4139 | |
e79a6c83 EJ |
4140 | if (reason >= 0) { |
4141 | COVERAGE_INC(ofproto_dpif_expired); | |
4142 | ofproto_rule_expire(&rule->up, reason); | |
a41d7bf2 | 4143 | } |
e79a6c83 | 4144 | } |
a41d7bf2 | 4145 | |
1df7f7aa NS |
4146 | static void |
4147 | ofproto_dpif_set_packet_odp_port(const struct ofproto_dpif *ofproto, | |
4148 | ofp_port_t in_port, struct dp_packet *packet) | |
4149 | { | |
4150 | if (in_port == OFPP_NONE) { | |
4151 | in_port = OFPP_LOCAL; | |
4152 | } | |
4153 | packet->md.in_port.odp_port = ofp_port_to_odp_port(ofproto, in_port); | |
4154 | } | |
4155 | ||
e79a6c83 | 4156 | int |
cdd42eda | 4157 | ofproto_dpif_execute_actions__(struct ofproto_dpif *ofproto, |
1f4a8933 | 4158 | ovs_version_t version, const struct flow *flow, |
cdd42eda JG |
4159 | struct rule_dpif *rule, |
4160 | const struct ofpact *ofpacts, size_t ofpacts_len, | |
2d9b49dd | 4161 | int depth, int resubmits, |
cdd42eda | 4162 | struct dp_packet *packet) |
e79a6c83 | 4163 | { |
e79a6c83 EJ |
4164 | struct dpif_flow_stats stats; |
4165 | struct xlate_out xout; | |
4166 | struct xlate_in xin; | |
e79a6c83 | 4167 | int error; |
f9c37233 | 4168 | |
e79a6c83 | 4169 | ovs_assert((rule != NULL) != (ofpacts != NULL)); |
501f8d1f | 4170 | |
e79a6c83 | 4171 | dpif_flow_stats_extract(flow, packet, time_msec(), &stats); |
adcf00ba | 4172 | |
e79a6c83 | 4173 | if (rule) { |
16441315 | 4174 | rule_dpif_credit_stats(rule, &stats, false); |
e79a6c83 | 4175 | } |
c84451a6 | 4176 | |
1520ef4f BP |
4177 | uint64_t odp_actions_stub[1024 / 8]; |
4178 | struct ofpbuf odp_actions = OFPBUF_STUB_INITIALIZER(odp_actions_stub); | |
1f4a8933 | 4179 | xlate_in_init(&xin, ofproto, version, flow, flow->in_port.ofp_port, rule, |
1520ef4f | 4180 | stats.tcp_flags, packet, NULL, &odp_actions); |
e79a6c83 EJ |
4181 | xin.ofpacts = ofpacts; |
4182 | xin.ofpacts_len = ofpacts_len; | |
4183 | xin.resubmit_stats = &stats; | |
790c5d26 | 4184 | xin.depth = depth; |
cdd42eda | 4185 | xin.resubmits = resubmits; |
fff1b9c0 JR |
4186 | if (xlate_actions(&xin, &xout) != XLATE_OK) { |
4187 | error = EINVAL; | |
4188 | goto out; | |
4189 | } | |
d445cc16 | 4190 | |
cf62fa4c | 4191 | pkt_metadata_from_flow(&packet->md, flow); |
c4d8a4e0 IM |
4192 | |
4193 | struct dpif_execute execute = { | |
4194 | .actions = odp_actions.data, | |
4195 | .actions_len = odp_actions.size, | |
4196 | .packet = packet, | |
4197 | .flow = flow, | |
4198 | .needs_help = (xout.slow & SLOW_ACTION) != 0, | |
4199 | }; | |
08edf837 BP |
4200 | |
4201 | /* Fix up in_port. */ | |
1df7f7aa | 4202 | ofproto_dpif_set_packet_odp_port(ofproto, flow->in_port.ofp_port, packet); |
758c456d JR |
4203 | |
4204 | error = dpif_execute(ofproto->backer->dpif, &execute); | |
fff1b9c0 | 4205 | out: |
e79a6c83 | 4206 | xlate_out_uninit(&xout); |
1520ef4f | 4207 | ofpbuf_uninit(&odp_actions); |
9d6ac44e | 4208 | |
e79a6c83 | 4209 | return error; |
9d6ac44e BP |
4210 | } |
4211 | ||
cdd42eda JG |
4212 | /* Executes, within 'ofproto', the actions in 'rule' or 'ofpacts' on 'packet'. |
4213 | * 'flow' must reflect the data in 'packet'. */ | |
4214 | int | |
4215 | ofproto_dpif_execute_actions(struct ofproto_dpif *ofproto, | |
1f4a8933 | 4216 | ovs_version_t version, const struct flow *flow, |
cdd42eda JG |
4217 | struct rule_dpif *rule, |
4218 | const struct ofpact *ofpacts, size_t ofpacts_len, | |
4219 | struct dp_packet *packet) | |
4220 | { | |
1f4a8933 | 4221 | return ofproto_dpif_execute_actions__(ofproto, version, flow, rule, |
2d9b49dd | 4222 | ofpacts, ofpacts_len, 0, 0, packet); |
cdd42eda JG |
4223 | } |
4224 | ||
748eb2f5 JR |
4225 | static void |
4226 | rule_dpif_credit_stats__(struct rule_dpif *rule, | |
4227 | const struct dpif_flow_stats *stats, | |
16441315 | 4228 | bool credit_counts, bool offloaded) |
748eb2f5 JR |
4229 | OVS_REQUIRES(rule->stats_mutex) |
4230 | { | |
4231 | if (credit_counts) { | |
16441315 | 4232 | if (offloaded) { |
4233 | rule->stats.n_offload_packets += stats->n_packets; | |
4234 | rule->stats.n_offload_bytes += stats->n_bytes; | |
4235 | } | |
748eb2f5 JR |
4236 | rule->stats.n_packets += stats->n_packets; |
4237 | rule->stats.n_bytes += stats->n_bytes; | |
4238 | } | |
4239 | rule->stats.used = MAX(rule->stats.used, stats->used); | |
4240 | } | |
4241 | ||
e79a6c83 EJ |
4242 | void |
4243 | rule_dpif_credit_stats(struct rule_dpif *rule, | |
16441315 | 4244 | const struct dpif_flow_stats *stats, bool offloaded) |
8f73d537 | 4245 | { |
e79a6c83 | 4246 | ovs_mutex_lock(&rule->stats_mutex); |
39c94593 | 4247 | if (OVS_UNLIKELY(rule->new_rule)) { |
748eb2f5 | 4248 | ovs_mutex_lock(&rule->new_rule->stats_mutex); |
16441315 | 4249 | rule_dpif_credit_stats__(rule->new_rule, stats, rule->forward_counts, |
4250 | offloaded); | |
748eb2f5 | 4251 | ovs_mutex_unlock(&rule->new_rule->stats_mutex); |
39c94593 | 4252 | } else { |
16441315 | 4253 | rule_dpif_credit_stats__(rule, stats, true, offloaded); |
39c94593 | 4254 | } |
e79a6c83 | 4255 | ovs_mutex_unlock(&rule->stats_mutex); |
8f73d537 EJ |
4256 | } |
4257 | ||
888ac0d7 SH |
4258 | /* Sets 'rule''s recirculation id. */ |
4259 | static void | |
4260 | rule_dpif_set_recirc_id(struct rule_dpif *rule, uint32_t id) | |
4261 | OVS_REQUIRES(rule->up.mutex) | |
4262 | { | |
e672ff9b JR |
4263 | ovs_assert(!rule->recirc_id || rule->recirc_id == id); |
4264 | if (rule->recirc_id == id) { | |
4265 | /* Release the new reference to the same id. */ | |
4266 | recirc_free_id(id); | |
4267 | } else { | |
4268 | rule->recirc_id = id; | |
888ac0d7 | 4269 | } |
888ac0d7 SH |
4270 | } |
4271 | ||
4272 | /* Sets 'rule''s recirculation id. */ | |
4273 | void | |
4274 | rule_set_recirc_id(struct rule *rule_, uint32_t id) | |
4275 | { | |
4276 | struct rule_dpif *rule = rule_dpif_cast(rule_); | |
4277 | ||
4278 | ovs_mutex_lock(&rule->up.mutex); | |
4279 | rule_dpif_set_recirc_id(rule, id); | |
4280 | ovs_mutex_unlock(&rule->up.mutex); | |
4281 | } | |
4282 | ||
44e0c35d | 4283 | ovs_version_t |
1f4a8933 | 4284 | ofproto_dpif_get_tables_version(struct ofproto_dpif *ofproto) |
621b8064 | 4285 | { |
44e0c35d | 4286 | ovs_version_t version; |
621b8064 | 4287 | |
f9cf9e57 JR |
4288 | /* Use memory_order_acquire to signify that any following memory accesses |
4289 | * can not be reordered to happen before this atomic read. This makes sure | |
4290 | * all following reads relate to this or a newer version, but never to an | |
4291 | * older version. */ | |
4292 | atomic_read_explicit(&ofproto->tables_version, &version, | |
4293 | memory_order_acquire); | |
621b8064 JR |
4294 | return version; |
4295 | } | |
4296 | ||
34dd0d78 | 4297 | /* The returned rule (if any) is valid at least until the next RCU quiescent |
1e1e1d19 BP |
4298 | * period. If the rule needs to stay around longer, the caller should take |
4299 | * a reference. | |
2e0bded4 BP |
4300 | * |
4301 | * 'flow' is non-const to allow for temporary modifications during the lookup. | |
4302 | * Any changes are restored before returning. */ | |
6d328fa2 | 4303 | static struct rule_dpif * |
44e0c35d | 4304 | rule_dpif_lookup_in_table(struct ofproto_dpif *ofproto, ovs_version_t version, |
621b8064 | 4305 | uint8_t table_id, struct flow *flow, |
1e1e1d19 | 4306 | struct flow_wildcards *wc) |
abe529af | 4307 | { |
6d328fa2 | 4308 | struct classifier *cls = &ofproto->up.tables[table_id].cls; |
1e1e1d19 BP |
4309 | return rule_dpif_cast(rule_from_cls_rule(classifier_lookup(cls, version, |
4310 | flow, wc))); | |
6d328fa2 SH |
4311 | } |
4312 | ||
a027899e JR |
4313 | void |
4314 | ofproto_dpif_credit_table_stats(struct ofproto_dpif *ofproto, uint8_t table_id, | |
4315 | uint64_t n_matches, uint64_t n_misses) | |
4316 | { | |
4317 | struct oftable *tbl = &ofproto->up.tables[table_id]; | |
4318 | unsigned long orig; | |
4319 | ||
4320 | if (n_matches) { | |
4321 | atomic_add_relaxed(&tbl->n_matched, n_matches, &orig); | |
4322 | } | |
4323 | if (n_misses) { | |
4324 | atomic_add_relaxed(&tbl->n_missed, n_misses, &orig); | |
4325 | } | |
4326 | } | |
4327 | ||
39c94593 JR |
4328 | /* Look up 'flow' in 'ofproto''s classifier version 'version', starting from |
4329 | * table '*table_id'. Returns the rule that was found, which may be one of the | |
4330 | * special rules according to packet miss hadling. If 'may_packet_in' is | |
4331 | * false, returning of the miss_rule (which issues packet ins for the | |
4332 | * controller) is avoided. Updates 'wc', if nonnull, to reflect the fields | |
4333 | * that were used during the lookup. | |
6d328fa2 SH |
4334 | * |
4335 | * If 'honor_table_miss' is true, the first lookup occurs in '*table_id', but | |
4336 | * if none is found then the table miss configuration for that table is | |
4337 | * honored, which can result in additional lookups in other OpenFlow tables. | |
4338 | * In this case the function updates '*table_id' to reflect the final OpenFlow | |
4339 | * table that was searched. | |
4340 | * | |
4341 | * If 'honor_table_miss' is false, then only one table lookup occurs, in | |
4342 | * '*table_id'. | |
4343 | * | |
1a7c0cd7 | 4344 | * The rule is returned in '*rule', which is valid at least until the next |
1e1e1d19 BP |
4345 | * RCU quiescent period. If the '*rule' needs to stay around longer, the |
4346 | * caller must take a reference. | |
34dd0d78 JR |
4347 | * |
4348 | * 'in_port' allows the lookup to take place as if the in port had the value | |
2e0bded4 BP |
4349 | * 'in_port'. This is needed for resubmit action support. |
4350 | * | |
4351 | * 'flow' is non-const to allow for temporary modifications during the lookup. | |
4352 | * Any changes are restored before returning. */ | |
34dd0d78 | 4353 | struct rule_dpif * |
18721c4a | 4354 | rule_dpif_lookup_from_table(struct ofproto_dpif *ofproto, |
44e0c35d | 4355 | ovs_version_t version, struct flow *flow, |
1e1e1d19 | 4356 | struct flow_wildcards *wc, |
18721c4a | 4357 | const struct dpif_flow_stats *stats, |
34dd0d78 | 4358 | uint8_t *table_id, ofp_port_t in_port, |
a027899e JR |
4359 | bool may_packet_in, bool honor_table_miss, |
4360 | struct xlate_cache *xcache) | |
6d328fa2 | 4361 | { |
d8227eba | 4362 | ovs_be16 old_tp_src = flow->tp_src, old_tp_dst = flow->tp_dst; |
34dd0d78 JR |
4363 | ofp_port_t old_in_port = flow->in_port.ofp_port; |
4364 | enum ofputil_table_miss miss_config; | |
4365 | struct rule_dpif *rule; | |
6d328fa2 SH |
4366 | uint8_t next_id; |
4367 | ||
d8227eba JR |
4368 | /* We always unwildcard nw_frag (for IP), so they |
4369 | * need not be unwildcarded here. */ | |
4370 | if (flow->nw_frag & FLOW_NW_FRAG_ANY | |
ad99e2ed BP |
4371 | && ofproto->up.frag_handling != OFPUTIL_FRAG_NX_MATCH) { |
4372 | if (ofproto->up.frag_handling == OFPUTIL_FRAG_NORMAL) { | |
d8227eba JR |
4373 | /* We must pretend that transport ports are unavailable. */ |
4374 | flow->tp_src = htons(0); | |
4375 | flow->tp_dst = htons(0); | |
4376 | } else { | |
ad99e2ed | 4377 | /* Must be OFPUTIL_FRAG_DROP (we don't have OFPUTIL_FRAG_REASM). |
d8227eba | 4378 | * Use the drop_frags_rule (which cannot disappear). */ |
34dd0d78 | 4379 | rule = ofproto->drop_frags_rule; |
d8227eba JR |
4380 | if (stats) { |
4381 | struct oftable *tbl = &ofproto->up.tables[*table_id]; | |
4382 | unsigned long orig; | |
4383 | ||
4384 | atomic_add_relaxed(&tbl->n_matched, stats->n_packets, &orig); | |
4385 | } | |
a027899e JR |
4386 | if (xcache) { |
4387 | struct xc_entry *entry; | |
4388 | ||
4389 | entry = xlate_cache_add_entry(xcache, XC_TABLE); | |
4390 | entry->table.ofproto = ofproto; | |
4391 | entry->table.id = *table_id; | |
4392 | entry->table.match = true; | |
4393 | } | |
34dd0d78 | 4394 | return rule; |
d8227eba JR |
4395 | } |
4396 | } | |
4397 | ||
34dd0d78 JR |
4398 | /* Look up a flow with 'in_port' as the input port. Then restore the |
4399 | * original input port (otherwise OFPP_NORMAL and OFPP_IN_PORT will | |
4400 | * have surprising behavior). */ | |
4401 | flow->in_port.ofp_port = in_port; | |
4402 | ||
4403 | /* Our current implementation depends on n_tables == N_TABLES, and | |
4404 | * TBL_INTERNAL being the last table. */ | |
4405 | BUILD_ASSERT_DECL(N_TABLES == TBL_INTERNAL + 1); | |
4406 | ||
4407 | miss_config = OFPUTIL_TABLE_MISS_CONTINUE; | |
d8227eba | 4408 | |
6d328fa2 SH |
4409 | for (next_id = *table_id; |
4410 | next_id < ofproto->up.n_tables; | |
4411 | next_id++, next_id += (next_id == TBL_INTERNAL)) | |
4412 | { | |
4413 | *table_id = next_id; | |
1e1e1d19 | 4414 | rule = rule_dpif_lookup_in_table(ofproto, version, next_id, flow, wc); |
d611866c SH |
4415 | if (stats) { |
4416 | struct oftable *tbl = &ofproto->up.tables[next_id]; | |
d611866c | 4417 | unsigned long orig; |
afcea9ea | 4418 | |
34dd0d78 | 4419 | atomic_add_relaxed(rule ? &tbl->n_matched : &tbl->n_missed, |
afcea9ea | 4420 | stats->n_packets, &orig); |
d611866c | 4421 | } |
a027899e JR |
4422 | if (xcache) { |
4423 | struct xc_entry *entry; | |
4424 | ||
4425 | entry = xlate_cache_add_entry(xcache, XC_TABLE); | |
4426 | entry->table.ofproto = ofproto; | |
4427 | entry->table.id = next_id; | |
4428 | entry->table.match = (rule != NULL); | |
4429 | } | |
34dd0d78 JR |
4430 | if (rule) { |
4431 | goto out; /* Match. */ | |
4432 | } | |
4433 | if (honor_table_miss) { | |
4434 | miss_config = ofproto_table_get_miss_config(&ofproto->up, | |
4435 | *table_id); | |
4436 | if (miss_config == OFPUTIL_TABLE_MISS_CONTINUE) { | |
4437 | continue; | |
4438 | } | |
4439 | } | |
4440 | break; | |
4441 | } | |
4442 | /* Miss. */ | |
4443 | rule = ofproto->no_packet_in_rule; | |
4444 | if (may_packet_in) { | |
4445 | if (miss_config == OFPUTIL_TABLE_MISS_CONTINUE | |
4446 | || miss_config == OFPUTIL_TABLE_MISS_CONTROLLER) { | |
4447 | struct ofport_dpif *port; | |
4448 | ||
e672ff9b | 4449 | port = ofp_port_to_ofport(ofproto, old_in_port); |
34dd0d78 | 4450 | if (!port) { |
94783c7c | 4451 | VLOG_WARN_RL(&rl, "packet-in on unknown OpenFlow port %"PRIu32, |
34dd0d78 JR |
4452 | old_in_port); |
4453 | } else if (!(port->up.pp.config & OFPUTIL_PC_NO_PACKET_IN)) { | |
4454 | rule = ofproto->miss_rule; | |
6d328fa2 | 4455 | } |
34dd0d78 JR |
4456 | } else if (miss_config == OFPUTIL_TABLE_MISS_DEFAULT && |
4457 | connmgr_wants_packet_in_on_miss(ofproto->up.connmgr)) { | |
4458 | rule = ofproto->miss_rule; | |
6d328fa2 SH |
4459 | } |
4460 | } | |
d8227eba JR |
4461 | out: |
4462 | /* Restore port numbers, as they may have been modified above. */ | |
4463 | flow->tp_src = old_tp_src; | |
4464 | flow->tp_dst = old_tp_dst; | |
34dd0d78 JR |
4465 | /* Restore the old in port. */ |
4466 | flow->in_port.ofp_port = old_in_port; | |
6d328fa2 | 4467 | |
34dd0d78 | 4468 | return rule; |
a2143702 BP |
4469 | } |
4470 | ||
70742c7f EJ |
4471 | static struct rule_dpif *rule_dpif_cast(const struct rule *rule) |
4472 | { | |
4473 | return rule ? CONTAINER_OF(rule, struct rule_dpif, up) : NULL; | |
4474 | } | |
4475 | ||
abe529af BP |
4476 | static struct rule * |
4477 | rule_alloc(void) | |
4478 | { | |
3da29e32 | 4479 | struct rule_dpif *rule = xzalloc(sizeof *rule); |
abe529af BP |
4480 | return &rule->up; |
4481 | } | |
4482 | ||
4483 | static void | |
4484 | rule_dealloc(struct rule *rule_) | |
4485 | { | |
4486 | struct rule_dpif *rule = rule_dpif_cast(rule_); | |
4487 | free(rule); | |
4488 | } | |
4489 | ||
07659514 | 4490 | static enum ofperr |
1b43cf9e | 4491 | check_mask(struct ofproto_dpif *ofproto, const struct miniflow *flow) |
07659514 | 4492 | { |
95619d8c | 4493 | const struct odp_support *support; |
07659514 | 4494 | uint16_t ct_state, ct_zone; |
efba5ae4 | 4495 | ovs_u128 ct_label; |
8e53fe8c | 4496 | uint32_t ct_mark; |
07659514 | 4497 | |
88186383 | 4498 | support = &ofproto->backer->rt_support.odp; |
2a28ccc8 | 4499 | ct_state = MINIFLOW_GET_U8(flow, ct_state); |
d73ccab1 | 4500 | |
19be6c52 BP |
4501 | if (ct_state & CS_UNSUPPORTED_MASK) { |
4502 | return OFPERR_OFPBMC_BAD_MASK; | |
4503 | } | |
4504 | ||
d73ccab1 JR |
4505 | /* Do not bother dissecting the flow further if the datapath supports all |
4506 | * the features we know of. */ | |
11968381 | 4507 | if (support->ct_state && support->ct_zone && support->ct_mark |
d73ccab1 | 4508 | && support->ct_label && support->ct_state_nat |
7b5bbe5d | 4509 | && support->ct_orig_tuple && support->ct_orig_tuple6) { |
19be6c52 | 4510 | return 0; |
11968381 JS |
4511 | } |
4512 | ||
1b43cf9e JS |
4513 | ct_zone = MINIFLOW_GET_U16(flow, ct_zone); |
4514 | ct_mark = MINIFLOW_GET_U32(flow, ct_mark); | |
4515 | ct_label = MINIFLOW_GET_U128(flow, ct_label); | |
07659514 | 4516 | |
95619d8c | 4517 | if ((ct_state && !support->ct_state) |
7b27258c | 4518 | || ((ct_state & (CS_SRC_NAT | CS_DST_NAT)) && !support->ct_state_nat) |
95619d8c JS |
4519 | || (ct_zone && !support->ct_zone) |
4520 | || (ct_mark && !support->ct_mark) | |
2ff8484b | 4521 | || (!ovs_u128_is_zero(ct_label) && !support->ct_label)) { |
19be6c52 | 4522 | return OFPERR_NXBMC_CT_DATAPATH_SUPPORT; |
07659514 | 4523 | } |
95619d8c | 4524 | |
7b5bbe5d JS |
4525 | if (!support->ct_orig_tuple && !support->ct_orig_tuple6 |
4526 | && (MINIFLOW_GET_U8(flow, ct_nw_proto) | |
4527 | || MINIFLOW_GET_U16(flow, ct_tp_src) | |
4528 | || MINIFLOW_GET_U16(flow, ct_tp_dst))) { | |
19be6c52 | 4529 | return OFPERR_NXBMC_CT_DATAPATH_SUPPORT; |
7b5bbe5d JS |
4530 | } |
4531 | ||
4532 | if (!support->ct_orig_tuple | |
4533 | && (MINIFLOW_GET_U32(flow, ct_nw_src) | |
4534 | || MINIFLOW_GET_U32(flow, ct_nw_dst))) { | |
19be6c52 | 4535 | return OFPERR_NXBMC_CT_DATAPATH_SUPPORT; |
7b5bbe5d JS |
4536 | } |
4537 | ||
4538 | if (!support->ct_orig_tuple6 | |
4539 | && (!ovs_u128_is_zero(MINIFLOW_GET_U128(flow, ct_ipv6_src)) | |
4540 | || !ovs_u128_is_zero(MINIFLOW_GET_U128(flow, ct_ipv6_dst)))) { | |
19be6c52 | 4541 | return OFPERR_NXBMC_CT_DATAPATH_SUPPORT; |
d73ccab1 JR |
4542 | } |
4543 | ||
07659514 JS |
4544 | return 0; |
4545 | } | |
4546 | ||
caa5c156 | 4547 | static void |
76c62d19 | 4548 | report_unsupported_act(const char *action, const char *detail) |
caa5c156 | 4549 | { |
7ed58d4a JP |
4550 | static struct vlog_rate_limit rll = VLOG_RATE_LIMIT_INIT(1, 5); |
4551 | VLOG_WARN_RL(&rll, "Rejecting %s action because datapath does not support" | |
76c62d19 JR |
4552 | "%s%s (your kernel module may be out of date)", |
4553 | action, detail ? " " : "", detail ? detail : ""); | |
caa5c156 BP |
4554 | } |
4555 | ||
1b43cf9e JS |
4556 | static enum ofperr |
4557 | check_actions(const struct ofproto_dpif *ofproto, | |
4558 | const struct rule_actions *const actions) | |
4559 | { | |
4560 | const struct ofpact *ofpact; | |
88186383 | 4561 | const struct odp_support *support = &ofproto->backer->rt_support.odp; |
1b43cf9e JS |
4562 | |
4563 | OFPACT_FOR_EACH (ofpact, actions->ofpacts, actions->ofpacts_len) { | |
76c62d19 JR |
4564 | if (ofpact->type == OFPACT_CT) { |
4565 | const struct ofpact_conntrack *ct; | |
4566 | const struct ofpact *a; | |
1b43cf9e | 4567 | |
76c62d19 | 4568 | ct = CONTAINER_OF(ofpact, struct ofpact_conntrack, ofpact); |
1b43cf9e | 4569 | |
76c62d19 JR |
4570 | if (!support->ct_state) { |
4571 | report_unsupported_act("ct", "ct action"); | |
19be6c52 | 4572 | return OFPERR_NXBAC_CT_DATAPATH_SUPPORT; |
76c62d19 JR |
4573 | } |
4574 | if ((ct->zone_imm || ct->zone_src.field) && !support->ct_zone) { | |
4575 | report_unsupported_act("ct", "ct zones"); | |
19be6c52 | 4576 | return OFPERR_NXBAC_CT_DATAPATH_SUPPORT; |
76c62d19 JR |
4577 | } |
4578 | /* So far the force commit feature is implemented together with the | |
4579 | * original direction tuple feature by all datapaths, so we use the | |
4580 | * support flag for the 'ct_orig_tuple' to indicate support for the | |
4581 | * force commit feature as well. */ | |
4582 | if ((ct->flags & NX_CT_F_FORCE) && !support->ct_orig_tuple) { | |
4583 | report_unsupported_act("ct", "force commit"); | |
19be6c52 | 4584 | return OFPERR_NXBAC_CT_DATAPATH_SUPPORT; |
76c62d19 | 4585 | } |
1b43cf9e | 4586 | |
76c62d19 JR |
4587 | OFPACT_FOR_EACH(a, ct->actions, ofpact_ct_get_action_len(ct)) { |
4588 | const struct mf_field *dst = ofpact_get_mf_dst(a); | |
1b43cf9e | 4589 | |
76c62d19 JR |
4590 | if (a->type == OFPACT_NAT && !support->ct_state_nat) { |
4591 | /* The backer doesn't seem to support the NAT bits in | |
4592 | * 'ct_state': assume that it doesn't support the NAT | |
4593 | * action. */ | |
4594 | report_unsupported_act("ct", "nat"); | |
19be6c52 | 4595 | return OFPERR_NXBAC_CT_DATAPATH_SUPPORT; |
76c62d19 JR |
4596 | } |
4597 | if (dst && ((dst->id == MFF_CT_MARK && !support->ct_mark) || | |
4598 | (dst->id == MFF_CT_LABEL && !support->ct_label))) { | |
4599 | report_unsupported_act("ct", "setting mark and/or label"); | |
19be6c52 | 4600 | return OFPERR_NXBAC_CT_DATAPATH_SUPPORT; |
76c62d19 JR |
4601 | } |
4602 | } | |
4603 | } else if (ofpact->type == OFPACT_RESUBMIT) { | |
4604 | struct ofpact_resubmit *resubmit = ofpact_get_RESUBMIT(ofpact); | |
1b43cf9e | 4605 | |
76c62d19 JR |
4606 | if (resubmit->with_ct_orig && !support->ct_orig_tuple) { |
4607 | report_unsupported_act("resubmit", | |
4608 | "ct original direction tuple"); | |
19be6c52 | 4609 | return OFPERR_NXBAC_CT_DATAPATH_SUPPORT; |
7b27258c | 4610 | } |
d0d57149 FL |
4611 | } else if (!support->nd_ext && ofpact->type == OFPACT_SET_FIELD) { |
4612 | const struct mf_field *dst = ofpact_get_mf_dst(ofpact); | |
4613 | ||
4614 | if (dst->id == MFF_ND_RESERVED || dst->id == MFF_ND_OPTIONS_TYPE) { | |
4615 | report_unsupported_act("set field", | |
4616 | "setting IPv6 ND Extensions fields"); | |
4617 | return OFPERR_OFPBAC_BAD_SET_ARGUMENT; | |
4618 | } | |
1b43cf9e JS |
4619 | } |
4620 | } | |
4621 | ||
4622 | return 0; | |
4623 | } | |
4624 | ||
4625 | static enum ofperr | |
4626 | rule_check(struct rule *rule) | |
4627 | { | |
4628 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(rule->ofproto); | |
4629 | enum ofperr err; | |
4630 | ||
4631 | err = check_mask(ofproto, &rule->cr.match.mask->masks); | |
4632 | if (err) { | |
4633 | return err; | |
4634 | } | |
4635 | return check_actions(ofproto, rule->actions); | |
4636 | } | |
4637 | ||
90bf1e07 | 4638 | static enum ofperr |
abe529af | 4639 | rule_construct(struct rule *rule_) |
dc437090 | 4640 | OVS_NO_THREAD_SAFETY_ANALYSIS |
abe529af BP |
4641 | { |
4642 | struct rule_dpif *rule = rule_dpif_cast(rule_); | |
07659514 JS |
4643 | int error; |
4644 | ||
4645 | error = rule_check(rule_); | |
4646 | if (error) { | |
4647 | return error; | |
4648 | } | |
4649 | ||
97ba2d36 | 4650 | ovs_mutex_init_adaptive(&rule->stats_mutex); |
1a4ec18d JS |
4651 | rule->stats.n_packets = 0; |
4652 | rule->stats.n_bytes = 0; | |
4653 | rule->stats.used = rule->up.modified; | |
888ac0d7 | 4654 | rule->recirc_id = 0; |
39c94593 | 4655 | rule->new_rule = NULL; |
748eb2f5 | 4656 | rule->forward_counts = false; |
888ac0d7 | 4657 | |
abe529af BP |
4658 | return 0; |
4659 | } | |
4660 | ||
146ee626 | 4661 | static enum ofperr |
748eb2f5 | 4662 | rule_insert(struct rule *rule_, struct rule *old_rule_, bool forward_counts) |
15aaf599 | 4663 | OVS_REQUIRES(ofproto_mutex) |
abe529af | 4664 | { |
9fbe253e | 4665 | struct rule_dpif *rule = rule_dpif_cast(rule_); |
39c94593 | 4666 | |
748eb2f5 | 4667 | if (old_rule_) { |
39c94593 JR |
4668 | struct rule_dpif *old_rule = rule_dpif_cast(old_rule_); |
4669 | ||
4670 | ovs_assert(!old_rule->new_rule); | |
4671 | ||
4672 | /* Take a reference to the new rule, and refer all stats updates from | |
4673 | * the old rule to the new rule. */ | |
07a3cd5c | 4674 | ofproto_rule_ref(&rule->up); |
39c94593 JR |
4675 | |
4676 | ovs_mutex_lock(&old_rule->stats_mutex); | |
4677 | ovs_mutex_lock(&rule->stats_mutex); | |
4678 | old_rule->new_rule = rule; /* Forward future stats. */ | |
748eb2f5 JR |
4679 | old_rule->forward_counts = forward_counts; |
4680 | ||
4681 | if (forward_counts) { | |
4682 | rule->stats = old_rule->stats; /* Transfer stats to the new | |
4683 | * rule. */ | |
4684 | } else { | |
4685 | /* Used timestamp must be forwarded whenever a rule is modified. */ | |
4686 | rule->stats.used = old_rule->stats.used; | |
4687 | } | |
39c94593 JR |
4688 | ovs_mutex_unlock(&rule->stats_mutex); |
4689 | ovs_mutex_unlock(&old_rule->stats_mutex); | |
4690 | } | |
146ee626 AP |
4691 | |
4692 | return 0; | |
8037acb4 BP |
4693 | } |
4694 | ||
4695 | static void | |
4696 | rule_destruct(struct rule *rule_) | |
39c94593 | 4697 | OVS_NO_THREAD_SAFETY_ANALYSIS |
8037acb4 BP |
4698 | { |
4699 | struct rule_dpif *rule = rule_dpif_cast(rule_); | |
888ac0d7 | 4700 | |
9fbe253e | 4701 | ovs_mutex_destroy(&rule->stats_mutex); |
39c94593 JR |
4702 | /* Release reference to the new rule, if any. */ |
4703 | if (rule->new_rule) { | |
07a3cd5c | 4704 | ofproto_rule_unref(&rule->new_rule->up); |
39c94593 | 4705 | } |
888ac0d7 | 4706 | if (rule->recirc_id) { |
e672ff9b | 4707 | recirc_free_id(rule->recirc_id); |
888ac0d7 | 4708 | } |
abe529af BP |
4709 | } |
4710 | ||
4711 | static void | |
16441315 | 4712 | rule_get_stats(struct rule *rule_, struct pkt_stats *stats, |
dc437090 | 4713 | long long int *used) |
abe529af BP |
4714 | { |
4715 | struct rule_dpif *rule = rule_dpif_cast(rule_); | |
abe529af | 4716 | |
9fbe253e | 4717 | ovs_mutex_lock(&rule->stats_mutex); |
39c94593 | 4718 | if (OVS_UNLIKELY(rule->new_rule)) { |
16441315 | 4719 | rule_get_stats(&rule->new_rule->up, stats, used); |
39c94593 | 4720 | } else { |
16441315 | 4721 | stats->n_packets = rule->stats.n_packets; |
4722 | stats->n_bytes = rule->stats.n_bytes; | |
4723 | stats->n_offload_packets = rule->stats.n_offload_packets; | |
4724 | stats->n_offload_bytes = rule->stats.n_offload_bytes; | |
39c94593 JR |
4725 | *used = rule->stats.used; |
4726 | } | |
9fbe253e | 4727 | ovs_mutex_unlock(&rule->stats_mutex); |
abe529af BP |
4728 | } |
4729 | ||
1f4a8933 JR |
4730 | struct ofproto_dpif_packet_out { |
4731 | struct xlate_cache xcache; | |
4732 | struct ofpbuf odp_actions; | |
4733 | struct recirc_refs rr; | |
4734 | bool needs_help; | |
4735 | }; | |
4736 | ||
4737 | ||
4738 | static struct ofproto_dpif_packet_out * | |
4739 | ofproto_dpif_packet_out_new(void) | |
4740 | { | |
4741 | struct ofproto_dpif_packet_out *aux = xmalloc(sizeof *aux); | |
4742 | xlate_cache_init(&aux->xcache); | |
4743 | ofpbuf_init(&aux->odp_actions, 64); | |
4744 | aux->rr = RECIRC_REFS_EMPTY_INITIALIZER; | |
4745 | aux->needs_help = false; | |
4746 | ||
4747 | return aux; | |
4748 | } | |
4749 | ||
4750 | static void | |
4751 | ofproto_dpif_packet_out_delete(struct ofproto_dpif_packet_out *aux) | |
4752 | { | |
4753 | if (aux) { | |
4754 | xlate_cache_uninit(&aux->xcache); | |
4755 | ofpbuf_uninit(&aux->odp_actions); | |
4756 | recirc_refs_unref(&aux->rr); | |
4757 | free(aux); | |
4758 | } | |
4759 | } | |
4760 | ||
4761 | static enum ofperr | |
4762 | packet_xlate(struct ofproto *ofproto_, struct ofproto_packet_out *opo) | |
4763 | OVS_REQUIRES(ofproto_mutex) | |
4764 | { | |
4765 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
4766 | struct xlate_out xout; | |
4767 | struct xlate_in xin; | |
4768 | enum ofperr error = 0; | |
4769 | ||
4770 | struct ofproto_dpif_packet_out *aux = ofproto_dpif_packet_out_new(); | |
4771 | ||
4772 | xlate_in_init(&xin, ofproto, opo->version, opo->flow, | |
4773 | opo->flow->in_port.ofp_port, NULL, 0, opo->packet, NULL, | |
4774 | &aux->odp_actions); | |
4775 | xin.ofpacts = opo->ofpacts; | |
4776 | xin.ofpacts_len = opo->ofpacts_len; | |
4777 | /* No learning or stats, but collect side effects to xcache. */ | |
4778 | xin.allow_side_effects = false; | |
4779 | xin.resubmit_stats = NULL; | |
4780 | xin.xcache = &aux->xcache; | |
331c07ac | 4781 | xin.in_packet_out = true; |
1f4a8933 JR |
4782 | |
4783 | if (xlate_actions(&xin, &xout) != XLATE_OK) { | |
4784 | error = OFPERR_OFPFMFC_UNKNOWN; /* Error processing actions. */ | |
4785 | goto error_out; | |
4786 | } else { | |
4787 | /* Prepare learn actions. */ | |
4788 | struct xc_entry *entry; | |
4789 | struct ofpbuf entries = aux->xcache.entries; | |
4790 | ||
4791 | XC_ENTRY_FOR_EACH (entry, &entries) { | |
4792 | if (entry->type == XC_LEARN) { | |
4793 | struct ofproto_flow_mod *ofm = entry->learn.ofm; | |
4794 | ||
4795 | error = ofproto_flow_mod_learn_refresh(ofm); | |
4796 | if (error) { | |
4797 | goto error_out; | |
4798 | } | |
4799 | struct rule *rule = ofm->temp_rule; | |
4800 | ofm->learn_adds_rule = (rule->state == RULE_INITIALIZED); | |
4801 | if (ofm->learn_adds_rule) { | |
4802 | /* If learning on a different bridge, must use its next | |
4803 | * version number. */ | |
4804 | ofm->version = (rule->ofproto == ofproto_) | |
4805 | ? opo->version : rule->ofproto->tables_version + 1; | |
4806 | error = ofproto_flow_mod_learn_start(ofm); | |
4807 | if (error) { | |
4808 | goto error_out; | |
4809 | } | |
4810 | } | |
4811 | } | |
4812 | } | |
4813 | ||
4814 | /* Success. */ | |
4815 | aux->needs_help = (xout.slow & SLOW_ACTION) != 0; | |
4816 | recirc_refs_swap(&aux->rr, &xout.recircs); /* Hold recirc refs. */ | |
4817 | } | |
4818 | xlate_out_uninit(&xout); | |
4819 | opo->aux = aux; | |
4820 | return 0; | |
4821 | ||
4822 | error_out: | |
4823 | xlate_out_uninit(&xout); | |
4824 | ofproto_dpif_packet_out_delete(aux); | |
4825 | opo->aux = NULL; | |
4826 | return error; | |
4827 | } | |
4828 | ||
6dd3c787 JR |
4829 | static void |
4830 | packet_xlate_revert(struct ofproto *ofproto OVS_UNUSED, | |
4831 | struct ofproto_packet_out *opo) | |
4832 | OVS_REQUIRES(ofproto_mutex) | |
4833 | { | |
4834 | struct ofproto_dpif_packet_out *aux = opo->aux; | |
4835 | ovs_assert(aux); | |
4836 | ||
4837 | /* Revert the learned flows. */ | |
4838 | struct xc_entry *entry; | |
4839 | struct ofpbuf entries = aux->xcache.entries; | |
4840 | ||
4841 | XC_ENTRY_FOR_EACH (entry, &entries) { | |
4842 | if (entry->type == XC_LEARN && entry->learn.ofm->learn_adds_rule) { | |
4843 | ofproto_flow_mod_learn_revert(entry->learn.ofm); | |
4844 | } | |
4845 | } | |
4846 | ||
4847 | ofproto_dpif_packet_out_delete(aux); | |
4848 | opo->aux = NULL; | |
4849 | } | |
4850 | ||
1f4a8933 JR |
4851 | /* Push stats and perform side effects of flow translation. */ |
4852 | static void | |
4853 | ofproto_dpif_xcache_execute(struct ofproto_dpif *ofproto, | |
4854 | struct xlate_cache *xcache, | |
7c12dfc5 | 4855 | struct dpif_flow_stats *stats) |
1f4a8933 JR |
4856 | OVS_REQUIRES(ofproto_mutex) |
4857 | { | |
4858 | struct xc_entry *entry; | |
4859 | struct ofpbuf entries = xcache->entries; | |
4860 | ||
4861 | XC_ENTRY_FOR_EACH (entry, &entries) { | |
4862 | switch (entry->type) { | |
4863 | case XC_LEARN: | |
4864 | /* Finish the learned flows. */ | |
4865 | if (entry->learn.ofm->learn_adds_rule) { | |
4866 | ofproto_flow_mod_learn_finish(entry->learn.ofm, &ofproto->up); | |
4867 | } | |
4868 | break; | |
4869 | case XC_FIN_TIMEOUT: | |
4870 | if (stats->tcp_flags & (TCP_FIN | TCP_RST)) { | |
4871 | /* 'ofproto_mutex' already held */ | |
4872 | ofproto_rule_reduce_timeouts__(&entry->fin.rule->up, | |
4873 | entry->fin.idle, | |
4874 | entry->fin.hard); | |
4875 | } | |
4876 | break; | |
4877 | /* All the rest can be dealt with by the xlate layer. */ | |
4878 | case XC_TABLE: | |
4879 | case XC_RULE: | |
4880 | case XC_BOND: | |
4881 | case XC_NETDEV: | |
4882 | case XC_NETFLOW: | |
4883 | case XC_MIRROR: | |
4884 | case XC_NORMAL: | |
4885 | case XC_GROUP: | |
4886 | case XC_TNL_NEIGH: | |
7c12dfc5 | 4887 | case XC_TUNNEL_HEADER: |
16441315 | 4888 | xlate_push_stats_entry(entry, stats, false); |
1f4a8933 JR |
4889 | break; |
4890 | default: | |
4891 | OVS_NOT_REACHED(); | |
4892 | } | |
4893 | } | |
4894 | } | |
4895 | ||
4896 | static void | |
47f8743e IM |
4897 | packet_execute_prepare(struct ofproto *ofproto_, |
4898 | struct ofproto_packet_out *opo) | |
1f4a8933 JR |
4899 | OVS_REQUIRES(ofproto_mutex) |
4900 | { | |
4901 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
4902 | struct dpif_flow_stats stats; | |
47f8743e | 4903 | struct dpif_execute *execute; |
1f4a8933 JR |
4904 | |
4905 | struct ofproto_dpif_packet_out *aux = opo->aux; | |
4906 | ovs_assert(aux); | |
4907 | ||
4908 | /* Run the side effects from the xcache. */ | |
4909 | dpif_flow_stats_extract(opo->flow, opo->packet, time_msec(), &stats); | |
4910 | ofproto_dpif_xcache_execute(ofproto, &aux->xcache, &stats); | |
4911 | ||
47f8743e IM |
4912 | execute = xzalloc(sizeof *execute); |
4913 | execute->actions = xmemdup(aux->odp_actions.data, aux->odp_actions.size); | |
4914 | execute->actions_len = aux->odp_actions.size; | |
1f4a8933 JR |
4915 | |
4916 | pkt_metadata_from_flow(&opo->packet->md, opo->flow); | |
47f8743e IM |
4917 | execute->packet = opo->packet; |
4918 | execute->flow = opo->flow; | |
4919 | execute->needs_help = aux->needs_help; | |
4920 | execute->probe = false; | |
4921 | execute->mtu = 0; | |
1f4a8933 JR |
4922 | |
4923 | /* Fix up in_port. */ | |
4924 | ofproto_dpif_set_packet_odp_port(ofproto, opo->flow->in_port.ofp_port, | |
4925 | opo->packet); | |
4926 | ||
1f4a8933 | 4927 | ofproto_dpif_packet_out_delete(aux); |
47f8743e IM |
4928 | opo->aux = execute; |
4929 | } | |
4930 | ||
4931 | static void | |
4932 | packet_execute(struct ofproto *ofproto_, struct ofproto_packet_out *opo) | |
4933 | OVS_EXCLUDED(ofproto_mutex) | |
4934 | { | |
4935 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
4936 | struct dpif_execute *execute = opo->aux; | |
4937 | ||
4938 | if (!execute) { | |
4939 | return; | |
4940 | } | |
4941 | ||
4942 | dpif_execute(ofproto->backer->dpif, execute); | |
4943 | ||
4944 | free(CONST_CAST(struct nlattr *, execute->actions)); | |
4945 | free(execute); | |
1f4a8933 JR |
4946 | opo->aux = NULL; |
4947 | } | |
4948 | ||
00430a3f SH |
4949 | static struct group_dpif *group_dpif_cast(const struct ofgroup *group) |
4950 | { | |
4951 | return group ? CONTAINER_OF(group, struct group_dpif, up) : NULL; | |
4952 | } | |
4953 | ||
4954 | static struct ofgroup * | |
4955 | group_alloc(void) | |
4956 | { | |
4957 | struct group_dpif *group = xzalloc(sizeof *group); | |
4958 | return &group->up; | |
4959 | } | |
4960 | ||
4961 | static void | |
4962 | group_dealloc(struct ofgroup *group_) | |
4963 | { | |
4964 | struct group_dpif *group = group_dpif_cast(group_); | |
4965 | free(group); | |
4966 | } | |
4967 | ||
4968 | static void | |
4969 | group_construct_stats(struct group_dpif *group) | |
4970 | OVS_REQUIRES(group->stats_mutex) | |
4971 | { | |
4972 | group->packet_count = 0; | |
4973 | group->byte_count = 0; | |
1e684d7d | 4974 | |
07a3cd5c BP |
4975 | struct ofputil_bucket *bucket; |
4976 | LIST_FOR_EACH (bucket, list_node, &group->up.buckets) { | |
1e684d7d RW |
4977 | bucket->stats.packet_count = 0; |
4978 | bucket->stats.byte_count = 0; | |
00430a3f SH |
4979 | } |
4980 | } | |
4981 | ||
1e684d7d RW |
4982 | void |
4983 | group_dpif_credit_stats(struct group_dpif *group, | |
4984 | struct ofputil_bucket *bucket, | |
4985 | const struct dpif_flow_stats *stats) | |
4986 | { | |
4987 | ovs_mutex_lock(&group->stats_mutex); | |
4988 | group->packet_count += stats->n_packets; | |
4989 | group->byte_count += stats->n_bytes; | |
4990 | if (bucket) { | |
4991 | bucket->stats.packet_count += stats->n_packets; | |
4992 | bucket->stats.byte_count += stats->n_bytes; | |
4993 | } else { /* Credit to all buckets */ | |
07a3cd5c | 4994 | LIST_FOR_EACH (bucket, list_node, &group->up.buckets) { |
1e684d7d RW |
4995 | bucket->stats.packet_count += stats->n_packets; |
4996 | bucket->stats.byte_count += stats->n_bytes; | |
4997 | } | |
4998 | } | |
4999 | ovs_mutex_unlock(&group->stats_mutex); | |
5000 | } | |
5001 | ||
2e3fd24c JS |
5002 | /* Calculate the dp_hash mask needed to provide the least weighted bucket |
5003 | * with at least one hash value and construct a mapping table from masked | |
5004 | * dp_hash value to group bucket using the Webster method. | |
5005 | * If the caller specifies a non-zero max_hash value, abort and return false | |
5006 | * if more hash values would be required. The absolute maximum number of | |
5007 | * hash values supported is 256. */ | |
5008 | ||
5009 | #define MAX_SELECT_GROUP_HASH_VALUES 256 | |
5010 | ||
5011 | static bool | |
5012 | group_setup_dp_hash_table(struct group_dpif *group, size_t max_hash) | |
5013 | { | |
5014 | struct ofputil_bucket *bucket; | |
5015 | uint32_t n_buckets = group->up.n_buckets; | |
5016 | uint64_t total_weight = 0; | |
5017 | uint16_t min_weight = UINT16_MAX; | |
5018 | struct webster { | |
5019 | struct ofputil_bucket *bucket; | |
5020 | uint32_t divisor; | |
5021 | double value; | |
5022 | int hits; | |
5023 | } *webster; | |
5024 | ||
5025 | if (n_buckets == 0) { | |
06db81cc | 5026 | VLOG_DBG(" Don't apply dp_hash method without buckets."); |
2e3fd24c JS |
5027 | return false; |
5028 | } | |
5029 | ||
5030 | webster = xcalloc(n_buckets, sizeof(struct webster)); | |
5031 | int i = 0; | |
5032 | LIST_FOR_EACH (bucket, list_node, &group->up.buckets) { | |
5033 | if (bucket->weight > 0 && bucket->weight < min_weight) { | |
5034 | min_weight = bucket->weight; | |
5035 | } | |
5036 | total_weight += bucket->weight; | |
5037 | webster[i].bucket = bucket; | |
5038 | webster[i].divisor = 1; | |
5039 | webster[i].value = bucket->weight; | |
5040 | webster[i].hits = 0; | |
5041 | i++; | |
5042 | } | |
5043 | ||
5044 | if (total_weight == 0) { | |
5045 | VLOG_DBG(" Total weight is zero. No active buckets."); | |
5046 | free(webster); | |
5047 | return false; | |
5048 | } | |
5049 | VLOG_DBG(" Minimum weight: %d, total weight: %"PRIu64, | |
5050 | min_weight, total_weight); | |
5051 | ||
5052 | uint64_t min_slots = DIV_ROUND_UP(total_weight, min_weight); | |
5053 | uint64_t min_slots2 = ROUND_UP_POW2(min_slots); | |
5054 | uint64_t n_hash = MAX(16, min_slots2); | |
5055 | if (n_hash > MAX_SELECT_GROUP_HASH_VALUES || | |
5056 | (max_hash != 0 && n_hash > max_hash)) { | |
5057 | VLOG_DBG(" Too many hash values required: %"PRIu64, n_hash); | |
51e6215e | 5058 | free(webster); |
2e3fd24c JS |
5059 | return false; |
5060 | } | |
5061 | ||
5062 | VLOG_DBG(" Using %"PRIu64" hash values:", n_hash); | |
5063 | group->hash_mask = n_hash - 1; | |
5064 | if (group->hash_map) { | |
5065 | free(group->hash_map); | |
5066 | } | |
5067 | group->hash_map = xcalloc(n_hash, sizeof(struct ofputil_bucket *)); | |
5068 | ||
5069 | /* Use Webster method to distribute hash values over buckets. */ | |
5070 | for (int hash = 0; hash < n_hash; hash++) { | |
5071 | struct webster *winner = &webster[0]; | |
5072 | for (i = 1; i < n_buckets; i++) { | |
5073 | if (webster[i].value > winner->value) { | |
5074 | winner = &webster[i]; | |
5075 | } | |
5076 | } | |
5077 | winner->hits++; | |
5078 | winner->divisor += 2; | |
5079 | winner->value = (double) winner->bucket->weight / winner->divisor; | |
5080 | group->hash_map[hash] = winner->bucket; | |
5081 | } | |
5082 | ||
5083 | i = 0; | |
5084 | LIST_FOR_EACH (bucket, list_node, &group->up.buckets) { | |
5085 | double target = (n_hash * bucket->weight) / (double) total_weight; | |
5086 | VLOG_DBG(" Bucket %d: weight=%d, target=%.2f hits=%d", | |
5087 | bucket->bucket_id, bucket->weight, | |
5088 | target, webster[i].hits); | |
5089 | i++; | |
5090 | } | |
5091 | ||
5092 | free(webster); | |
5093 | return true; | |
5094 | } | |
5095 | ||
5096 | static void | |
5097 | group_set_selection_method(struct group_dpif *group) | |
5098 | { | |
5099 | const struct ofputil_group_props *props = &group->up.props; | |
5100 | const char *selection_method = props->selection_method; | |
5101 | ||
06db81cc | 5102 | VLOG_DBG("Constructing select group %"PRIu32, group->up.group_id); |
2e3fd24c | 5103 | if (selection_method[0] == '\0') { |
06db81cc JS |
5104 | VLOG_DBG("No selection method specified. Trying dp_hash."); |
5105 | /* If the controller has not specified a selection method, check if | |
5106 | * the dp_hash selection method with max 64 hash values is appropriate | |
5107 | * for the given bucket configuration. */ | |
5108 | if (group_setup_dp_hash_table(group, 64)) { | |
5109 | /* Use dp_hash selection method with symmetric L4 hash. */ | |
5110 | group->selection_method = SEL_METHOD_DP_HASH; | |
5111 | group->hash_alg = OVS_HASH_ALG_SYM_L4; | |
5112 | group->hash_basis = 0; | |
5113 | VLOG_DBG("Use dp_hash with %d hash values using algorithm %d.", | |
5114 | group->hash_mask + 1, group->hash_alg); | |
5115 | } else { | |
5116 | /* Fall back to original default hashing in slow path. */ | |
5117 | VLOG_DBG("Falling back to default hash method."); | |
5118 | group->selection_method = SEL_METHOD_DEFAULT; | |
5119 | } | |
2e3fd24c JS |
5120 | } else if (!strcmp(selection_method, "dp_hash")) { |
5121 | VLOG_DBG("Selection method specified: dp_hash."); | |
5122 | /* Try to use dp_hash if possible at all. */ | |
5123 | if (group_setup_dp_hash_table(group, 0)) { | |
5124 | group->selection_method = SEL_METHOD_DP_HASH; | |
5125 | group->hash_alg = props->selection_method_param >> 32; | |
5126 | if (group->hash_alg >= __OVS_HASH_MAX) { | |
06db81cc | 5127 | VLOG_DBG("Invalid dp_hash algorithm %d. " |
2e3fd24c JS |
5128 | "Defaulting to OVS_HASH_ALG_L4", group->hash_alg); |
5129 | group->hash_alg = OVS_HASH_ALG_L4; | |
5130 | } | |
5131 | group->hash_basis = (uint32_t) props->selection_method_param; | |
5132 | VLOG_DBG("Use dp_hash with %d hash values using algorithm %d.", | |
5133 | group->hash_mask + 1, group->hash_alg); | |
5134 | } else { | |
5135 | /* Fall back to original default hashing in slow path. */ | |
06db81cc | 5136 | VLOG_DBG("Falling back to default hash method."); |
2e3fd24c JS |
5137 | group->selection_method = SEL_METHOD_DEFAULT; |
5138 | } | |
5139 | } else if (!strcmp(selection_method, "hash")) { | |
5140 | VLOG_DBG("Selection method specified: hash."); | |
5141 | if (props->fields.values_size > 0) { | |
5142 | /* Controller has specified hash fields. */ | |
5143 | struct ds s = DS_EMPTY_INITIALIZER; | |
5144 | oxm_format_field_array(&s, &props->fields); | |
06db81cc | 5145 | VLOG_DBG("Hash fields: %s", ds_cstr(&s)); |
2e3fd24c JS |
5146 | ds_destroy(&s); |
5147 | group->selection_method = SEL_METHOD_HASH; | |
5148 | } else { | |
5149 | /* No hash fields. Fall back to original default hashing. */ | |
06db81cc | 5150 | VLOG_DBG("No hash fields. Falling back to default hash method."); |
2e3fd24c JS |
5151 | group->selection_method = SEL_METHOD_DEFAULT; |
5152 | } | |
5153 | } else { | |
5154 | /* Parsing of groups should ensure this never happens */ | |
5155 | OVS_NOT_REACHED(); | |
5156 | } | |
5157 | } | |
5158 | ||
00430a3f SH |
5159 | static enum ofperr |
5160 | group_construct(struct ofgroup *group_) | |
5161 | { | |
5162 | struct group_dpif *group = group_dpif_cast(group_); | |
5a070238 | 5163 | |
97ba2d36 | 5164 | ovs_mutex_init_adaptive(&group->stats_mutex); |
00430a3f SH |
5165 | ovs_mutex_lock(&group->stats_mutex); |
5166 | group_construct_stats(group); | |
2e3fd24c JS |
5167 | group->hash_map = NULL; |
5168 | if (group->up.type == OFPGT11_SELECT) { | |
5169 | group_set_selection_method(group); | |
5170 | } | |
00430a3f SH |
5171 | ovs_mutex_unlock(&group->stats_mutex); |
5172 | return 0; | |
5173 | } | |
5174 | ||
00430a3f SH |
5175 | static void |
5176 | group_destruct(struct ofgroup *group_) | |
5177 | { | |
5178 | struct group_dpif *group = group_dpif_cast(group_); | |
00430a3f | 5179 | ovs_mutex_destroy(&group->stats_mutex); |
2e3fd24c JS |
5180 | if (group->hash_map) { |
5181 | free(group->hash_map); | |
5182 | group->hash_map = NULL; | |
5183 | } | |
00430a3f SH |
5184 | } |
5185 | ||
00430a3f SH |
5186 | static enum ofperr |
5187 | group_get_stats(const struct ofgroup *group_, struct ofputil_group_stats *ogs) | |
5188 | { | |
5189 | struct group_dpif *group = group_dpif_cast(group_); | |
5190 | ||
00430a3f SH |
5191 | ovs_mutex_lock(&group->stats_mutex); |
5192 | ogs->packet_count = group->packet_count; | |
5193 | ogs->byte_count = group->byte_count; | |
1e684d7d | 5194 | |
07a3cd5c BP |
5195 | struct bucket_counter *bucket_stats = ogs->bucket_stats; |
5196 | struct ofputil_bucket *bucket; | |
5197 | LIST_FOR_EACH (bucket, list_node, &group->up.buckets) { | |
1e684d7d RW |
5198 | bucket_stats->packet_count = bucket->stats.packet_count; |
5199 | bucket_stats->byte_count = bucket->stats.byte_count; | |
5200 | bucket_stats++; | |
5201 | } | |
00430a3f SH |
5202 | ovs_mutex_unlock(&group->stats_mutex); |
5203 | ||
5204 | return 0; | |
5205 | } | |
f4fb341b | 5206 | |
809c7548 RW |
5207 | /* If the group exists, this function increments the groups's reference count. |
5208 | * | |
07a3cd5c | 5209 | * Make sure to call ofproto_group_unref() after no longer needing to maintain |
809c7548 | 5210 | * a reference to the group. */ |
db88b35c | 5211 | struct group_dpif * |
76973237 | 5212 | group_dpif_lookup(struct ofproto_dpif *ofproto, uint32_t group_id, |
5d08a275 | 5213 | ovs_version_t version, bool take_ref) |
f4fb341b | 5214 | { |
76973237 | 5215 | struct ofgroup *ofgroup = ofproto_group_lookup(&ofproto->up, group_id, |
5d08a275 | 5216 | version, take_ref); |
db88b35c | 5217 | return ofgroup ? group_dpif_cast(ofgroup) : NULL; |
f4fb341b | 5218 | } |
abe529af | 5219 | \f |
2eb79142 JG |
5220 | /* Sends 'packet' out 'ofport'. If 'port' is a tunnel and that tunnel type |
5221 | * supports a notion of an OAM flag, sets it if 'oam' is true. | |
52a90c29 | 5222 | * May modify 'packet'. |
abe529af | 5223 | * Returns 0 if successful, otherwise a positive errno value. */ |
91d6cd12 | 5224 | int |
2eb79142 JG |
5225 | ofproto_dpif_send_packet(const struct ofport_dpif *ofport, bool oam, |
5226 | struct dp_packet *packet) | |
abe529af | 5227 | { |
79e15b78 | 5228 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofport->up.ofproto); |
abe529af BP |
5229 | int error; |
5230 | ||
2eb79142 | 5231 | error = xlate_send_packet(ofport, oam, packet); |
79e15b78 | 5232 | |
0da3c61b | 5233 | ovs_mutex_lock(&ofproto->stats_mutex); |
79e15b78 | 5234 | ofproto->stats.tx_packets++; |
cf62fa4c | 5235 | ofproto->stats.tx_bytes += dp_packet_size(packet); |
0da3c61b | 5236 | ovs_mutex_unlock(&ofproto->stats_mutex); |
abe529af BP |
5237 | return error; |
5238 | } | |
9583bc14 | 5239 | \f |
b5cbbcf6 AZ |
5240 | /* Return the version string of the datapath that backs up |
5241 | * this 'ofproto'. | |
5242 | */ | |
5243 | static const char * | |
5244 | get_datapath_version(const struct ofproto *ofproto_) | |
5245 | { | |
5246 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
5247 | ||
5248 | return ofproto->backer->dp_version_string; | |
5249 | } | |
5250 | ||
d4f6865c DDP |
5251 | static void |
5252 | type_set_config(const char *type, const struct smap *other_config) | |
5253 | { | |
5254 | struct dpif_backer *backer; | |
5255 | ||
5256 | backer = shash_find_data(&all_dpif_backers, type); | |
5257 | if (!backer) { | |
5258 | /* This is not necessarily a problem, since backers are only | |
5259 | * created on demand. */ | |
5260 | return; | |
5261 | } | |
5262 | ||
5263 | dpif_set_config(backer->dpif, other_config); | |
5264 | } | |
5265 | ||
2a7c4805 JP |
5266 | static void |
5267 | ct_flush(const struct ofproto *ofproto_, const uint16_t *zone) | |
5268 | { | |
5269 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
5270 | ||
817a7657 | 5271 | ct_dpif_flush(ofproto->backer->dpif, zone, NULL); |
2a7c4805 JP |
5272 | } |
5273 | ||
993cae67 YHW |
5274 | static struct ct_timeout_policy * |
5275 | ct_timeout_policy_lookup(const struct hmap *ct_tps, struct simap *tp) | |
5276 | { | |
5277 | struct ct_timeout_policy *ct_tp; | |
5278 | ||
5279 | HMAP_FOR_EACH_WITH_HASH (ct_tp, node, simap_hash(tp), ct_tps) { | |
5280 | if (simap_equal(&ct_tp->tp, tp)) { | |
5281 | return ct_tp; | |
5282 | } | |
5283 | } | |
5284 | return NULL; | |
5285 | } | |
5286 | ||
5287 | static struct ct_timeout_policy * | |
5288 | ct_timeout_policy_alloc__(void) | |
5289 | { | |
5290 | struct ct_timeout_policy *ct_tp = xzalloc(sizeof *ct_tp); | |
5291 | simap_init(&ct_tp->tp); | |
5292 | return ct_tp; | |
5293 | } | |
5294 | ||
5295 | static struct ct_timeout_policy * | |
5296 | ct_timeout_policy_alloc(struct simap *tp, struct id_pool *tp_ids) | |
5297 | { | |
5298 | struct simap_node *node; | |
5299 | ||
5300 | struct ct_timeout_policy *ct_tp = ct_timeout_policy_alloc__(); | |
5301 | SIMAP_FOR_EACH (node, tp) { | |
5302 | simap_put(&ct_tp->tp, node->name, node->data); | |
5303 | } | |
5304 | ||
5305 | if (!id_pool_alloc_id(tp_ids, &ct_tp->tp_id)) { | |
5306 | VLOG_ERR_RL(&rl, "failed to allocate timeout policy id."); | |
5307 | simap_destroy(&ct_tp->tp); | |
5308 | free(ct_tp); | |
5309 | return NULL; | |
5310 | } | |
5311 | ||
5312 | return ct_tp; | |
5313 | } | |
5314 | ||
5315 | static void | |
5316 | ct_timeout_policy_destroy__(struct ct_timeout_policy *ct_tp) | |
5317 | { | |
5318 | simap_destroy(&ct_tp->tp); | |
5319 | free(ct_tp); | |
5320 | } | |
5321 | ||
5322 | static void | |
5323 | ct_timeout_policy_destroy(struct ct_timeout_policy *ct_tp, | |
5324 | struct id_pool *tp_ids) | |
5325 | { | |
5326 | id_pool_free_id(tp_ids, ct_tp->tp_id); | |
5327 | ovsrcu_postpone(ct_timeout_policy_destroy__, ct_tp); | |
5328 | } | |
5329 | ||
5330 | static void | |
5331 | ct_timeout_policy_unref(struct dpif_backer *backer, | |
5332 | struct ct_timeout_policy *ct_tp) | |
5333 | { | |
5334 | if (ct_tp) { | |
5335 | ct_tp->ref_count--; | |
5336 | ||
5337 | if (!ct_tp->ref_count) { | |
5338 | hmap_remove(&backer->ct_tps, &ct_tp->node); | |
5339 | ovs_list_push_back(&backer->ct_tp_kill_list, &ct_tp->list_node); | |
5340 | } | |
5341 | } | |
5342 | } | |
5343 | ||
5344 | static struct ct_zone * | |
5345 | ct_zone_lookup(const struct cmap *ct_zones, uint16_t zone_id) | |
5346 | { | |
5347 | struct ct_zone *ct_zone; | |
5348 | ||
5349 | CMAP_FOR_EACH_WITH_HASH (ct_zone, node, hash_int(zone_id, 0), ct_zones) { | |
5350 | if (ct_zone->zone_id == zone_id) { | |
5351 | return ct_zone; | |
5352 | } | |
5353 | } | |
5354 | return NULL; | |
5355 | } | |
5356 | ||
5357 | static struct ct_zone * | |
5358 | ct_zone_alloc(uint16_t zone_id) | |
5359 | { | |
5360 | struct ct_zone *ct_zone = xzalloc(sizeof *ct_zone); | |
5361 | ct_zone->zone_id = zone_id; | |
5362 | return ct_zone; | |
5363 | } | |
5364 | ||
5365 | static void | |
5366 | ct_zone_destroy(struct ct_zone *ct_zone) | |
5367 | { | |
5368 | ovsrcu_postpone(free, ct_zone); | |
5369 | } | |
5370 | ||
5371 | static void | |
5372 | ct_zone_remove_and_destroy(struct dpif_backer *backer, struct ct_zone *ct_zone) | |
5373 | { | |
5374 | cmap_remove(&backer->ct_zones, &ct_zone->node, | |
5375 | hash_int(ct_zone->zone_id, 0)); | |
5376 | ct_zone_destroy(ct_zone); | |
5377 | } | |
5378 | ||
5379 | static void | |
5380 | ct_add_timeout_policy_to_dpif(struct dpif *dpif, | |
5381 | struct ct_timeout_policy *ct_tp) | |
5382 | { | |
5383 | struct ct_dpif_timeout_policy cdtp; | |
5384 | struct simap_node *node; | |
5385 | ||
5386 | cdtp.id = ct_tp->tp_id; | |
5387 | SIMAP_FOR_EACH (node, &ct_tp->tp) { | |
5388 | ct_dpif_set_timeout_policy_attr_by_name(&cdtp, node->name, node->data); | |
5389 | } | |
5390 | ||
5391 | int err = ct_dpif_set_timeout_policy(dpif, &cdtp); | |
5392 | if (err) { | |
5393 | VLOG_ERR_RL(&rl, "failed to set timeout policy %"PRIu32" (%s)", | |
5394 | ct_tp->tp_id, ovs_strerror(err)); | |
5395 | } | |
5396 | } | |
5397 | ||
5398 | static void | |
5399 | clear_existing_ct_timeout_policies(struct dpif_backer *backer) | |
5400 | { | |
5401 | /* In kernel datapath, when OVS starts, there may be some pre-existing | |
5402 | * timeout policies in the kernel. To avoid reassigning the same timeout | |
5403 | * policy ids, we dump all the pre-existing timeout policies and keep | |
5404 | * the ids in the pool. Since OVS will not use those timeout policies | |
5405 | * for new datapath flow, we add them to the kill list and remove | |
5406 | * them later on. */ | |
5407 | struct ct_dpif_timeout_policy cdtp; | |
5408 | void *state; | |
5409 | ||
5410 | if (ct_dpif_timeout_policy_dump_start(backer->dpif, &state)) { | |
5411 | return; | |
5412 | } | |
5413 | ||
5414 | while (!ct_dpif_timeout_policy_dump_next(backer->dpif, state, &cdtp)) { | |
5415 | struct ct_timeout_policy *ct_tp = ct_timeout_policy_alloc__(); | |
5416 | ct_tp->tp_id = cdtp.id; | |
5417 | id_pool_add(backer->tp_ids, cdtp.id); | |
5418 | ovs_list_push_back(&backer->ct_tp_kill_list, &ct_tp->list_node); | |
5419 | } | |
5420 | ||
5421 | ct_dpif_timeout_policy_dump_done(backer->dpif, state); | |
5422 | } | |
5423 | ||
5424 | #define MAX_TIMEOUT_POLICY_ID UINT32_MAX | |
5425 | ||
5426 | static void | |
5427 | ct_zone_config_init(struct dpif_backer *backer) | |
5428 | { | |
2078901a WT |
5429 | backer->tp_ids = id_pool_create(DEFAULT_TP_ID + 1, |
5430 | MAX_TIMEOUT_POLICY_ID - 1); | |
993cae67 YHW |
5431 | cmap_init(&backer->ct_zones); |
5432 | hmap_init(&backer->ct_tps); | |
5433 | ovs_list_init(&backer->ct_tp_kill_list); | |
5434 | clear_existing_ct_timeout_policies(backer); | |
5435 | } | |
5436 | ||
5437 | static void | |
5438 | ct_zone_config_uninit(struct dpif_backer *backer) | |
5439 | { | |
5440 | struct ct_zone *ct_zone; | |
5441 | CMAP_FOR_EACH (ct_zone, node, &backer->ct_zones) { | |
5442 | ct_zone_remove_and_destroy(backer, ct_zone); | |
5443 | } | |
5444 | ||
5445 | struct ct_timeout_policy *ct_tp; | |
5446 | HMAP_FOR_EACH_POP (ct_tp, node, &backer->ct_tps) { | |
5447 | ct_timeout_policy_destroy(ct_tp, backer->tp_ids); | |
5448 | } | |
5449 | ||
5450 | LIST_FOR_EACH_POP (ct_tp, list_node, &backer->ct_tp_kill_list) { | |
5451 | ct_timeout_policy_destroy(ct_tp, backer->tp_ids); | |
5452 | } | |
5453 | ||
5454 | id_pool_destroy(backer->tp_ids); | |
5455 | cmap_destroy(&backer->ct_zones); | |
5456 | hmap_destroy(&backer->ct_tps); | |
5457 | } | |
5458 | ||
5459 | static void | |
5460 | ct_zone_timeout_policy_sweep(struct dpif_backer *backer) | |
5461 | { | |
5462 | if (!ovs_list_is_empty(&backer->ct_tp_kill_list) | |
5463 | && time_msec() >= timeout_policy_cleanup_timer) { | |
5464 | struct ct_timeout_policy *ct_tp, *next; | |
5465 | ||
5466 | LIST_FOR_EACH_SAFE (ct_tp, next, list_node, &backer->ct_tp_kill_list) { | |
5467 | if (!ct_dpif_del_timeout_policy(backer->dpif, ct_tp->tp_id)) { | |
5468 | ovs_list_remove(&ct_tp->list_node); | |
5469 | ct_timeout_policy_destroy(ct_tp, backer->tp_ids); | |
5470 | } else { | |
5471 | /* INFO log raised by 'dpif' layer. */ | |
5472 | } | |
5473 | } | |
5474 | timeout_policy_cleanup_timer = time_msec() + | |
5475 | TIMEOUT_POLICY_CLEANUP_INTERVAL; | |
5476 | } | |
5477 | } | |
5478 | ||
5479 | static void | |
5480 | ct_set_zone_timeout_policy(const char *datapath_type, uint16_t zone_id, | |
5481 | struct simap *timeout_policy) | |
5482 | { | |
5483 | struct dpif_backer *backer = shash_find_data(&all_dpif_backers, | |
5484 | datapath_type); | |
5485 | if (!backer) { | |
5486 | return; | |
5487 | } | |
5488 | ||
5489 | struct ct_timeout_policy *ct_tp = ct_timeout_policy_lookup(&backer->ct_tps, | |
5490 | timeout_policy); | |
5491 | if (!ct_tp) { | |
5492 | ct_tp = ct_timeout_policy_alloc(timeout_policy, backer->tp_ids); | |
5493 | if (ct_tp) { | |
5494 | hmap_insert(&backer->ct_tps, &ct_tp->node, simap_hash(&ct_tp->tp)); | |
5495 | ct_add_timeout_policy_to_dpif(backer->dpif, ct_tp); | |
5496 | } else { | |
5497 | return; | |
5498 | } | |
5499 | } | |
5500 | ||
5501 | struct ct_zone *ct_zone = ct_zone_lookup(&backer->ct_zones, zone_id); | |
5502 | if (ct_zone) { | |
5503 | if (ct_zone->ct_tp != ct_tp) { | |
5504 | /* Update the zone timeout policy. */ | |
5505 | ct_timeout_policy_unref(backer, ct_zone->ct_tp); | |
5506 | ct_zone->ct_tp = ct_tp; | |
5507 | ct_tp->ref_count++; | |
5508 | } | |
5509 | } else { | |
5510 | struct ct_zone *new_ct_zone = ct_zone_alloc(zone_id); | |
5511 | new_ct_zone->ct_tp = ct_tp; | |
5512 | cmap_insert(&backer->ct_zones, &new_ct_zone->node, | |
5513 | hash_int(zone_id, 0)); | |
5514 | ct_tp->ref_count++; | |
5515 | } | |
5516 | } | |
5517 | ||
5518 | static void | |
5519 | ct_del_zone_timeout_policy(const char *datapath_type, uint16_t zone_id) | |
5520 | { | |
5521 | struct dpif_backer *backer = shash_find_data(&all_dpif_backers, | |
5522 | datapath_type); | |
5523 | if (!backer) { | |
5524 | return; | |
5525 | } | |
5526 | ||
5527 | struct ct_zone *ct_zone = ct_zone_lookup(&backer->ct_zones, zone_id); | |
5528 | if (ct_zone) { | |
5529 | ct_timeout_policy_unref(backer, ct_zone->ct_tp); | |
5530 | ct_zone_remove_and_destroy(backer, ct_zone); | |
5531 | } | |
5532 | } | |
5533 | ||
27501802 WT |
5534 | static void |
5535 | get_datapath_cap(const char *datapath_type, struct smap *cap) | |
5536 | { | |
27501802 WT |
5537 | struct odp_support odp; |
5538 | struct dpif_backer_support s; | |
5539 | struct dpif_backer *backer = shash_find_data(&all_dpif_backers, | |
5540 | datapath_type); | |
5541 | if (!backer) { | |
5542 | return; | |
5543 | } | |
5544 | s = backer->rt_support; | |
5545 | odp = s.odp; | |
5546 | ||
5547 | /* ODP_SUPPORT_FIELDS */ | |
551c7285 WT |
5548 | smap_add_format(cap, "max_vlan_headers", "%"PRIuSIZE, |
5549 | odp.max_vlan_headers); | |
5550 | smap_add_format(cap, "max_mpls_depth", "%"PRIuSIZE, odp.max_mpls_depth); | |
27501802 WT |
5551 | smap_add(cap, "recirc", odp.recirc ? "true" : "false"); |
5552 | smap_add(cap, "ct_state", odp.ct_state ? "true" : "false"); | |
5553 | smap_add(cap, "ct_zone", odp.ct_zone ? "true" : "false"); | |
5554 | smap_add(cap, "ct_mark", odp.ct_mark ? "true" : "false"); | |
5555 | smap_add(cap, "ct_label", odp.ct_label ? "true" : "false"); | |
5556 | smap_add(cap, "ct_state_nat", odp.ct_state_nat ? "true" : "false"); | |
5557 | smap_add(cap, "ct_orig_tuple", odp.ct_orig_tuple ? "true" : "false"); | |
5558 | smap_add(cap, "ct_orig_tuple6", odp.ct_orig_tuple6 ? "true" : "false"); | |
aa453e31 | 5559 | smap_add(cap, "nd_ext", odp.nd_ext ? "true" : "false"); |
27501802 WT |
5560 | |
5561 | /* DPIF_SUPPORT_FIELDS */ | |
5562 | smap_add(cap, "masked_set_action", s.masked_set_action ? "true" : "false"); | |
5563 | smap_add(cap, "tnl_push_pop", s.tnl_push_pop ? "true" : "false"); | |
5564 | smap_add(cap, "ufid", s.ufid ? "true" : "false"); | |
5565 | smap_add(cap, "trunc", s.trunc ? "true" : "false"); | |
5566 | smap_add(cap, "clone", s.clone ? "true" : "false"); | |
5567 | smap_add(cap, "sample_nesting", s.sample_nesting ? "true" : "false"); | |
5568 | smap_add(cap, "ct_eventmask", s.ct_eventmask ? "true" : "false"); | |
5569 | smap_add(cap, "ct_clear", s.ct_clear ? "true" : "false"); | |
551c7285 | 5570 | smap_add_format(cap, "max_hash_alg", "%"PRIuSIZE, s.max_hash_alg); |
27501802 WT |
5571 | smap_add(cap, "check_pkt_len", s.check_pkt_len ? "true" : "false"); |
5572 | smap_add(cap, "ct_timeout", s.ct_timeout ? "true" : "false"); | |
a13a0209 AT |
5573 | smap_add(cap, "explicit_drop_action", |
5574 | s.explicit_drop_action ? "true" :"false"); | |
27501802 WT |
5575 | } |
5576 | ||
187bb41f YHW |
5577 | /* Gets timeout policy name in 'backer' based on 'zone', 'dl_type' and |
5578 | * 'nw_proto'. Returns true if the zone-based timeout policy is configured. | |
5579 | * On success, stores the timeout policy name in 'tp_name', and sets | |
5580 | * 'unwildcard' based on the dpif implementation. If 'unwildcard' is true, | |
5581 | * the returned timeout policy is 'dl_type' and 'nw_proto' specific, and OVS | |
5582 | * needs to unwildcard the datapath flow for this timeout policy in flow | |
5583 | * translation. | |
5584 | * | |
5585 | * The caller is responsible for freeing 'tp_name'. */ | |
5586 | bool | |
5587 | ofproto_dpif_ct_zone_timeout_policy_get_name( | |
5588 | const struct dpif_backer *backer, uint16_t zone, uint16_t dl_type, | |
5589 | uint8_t nw_proto, char **tp_name, bool *unwildcard) | |
5590 | { | |
5591 | if (!ct_dpif_timeout_policy_support_ipproto(nw_proto)) { | |
5592 | return false; | |
5593 | } | |
5594 | ||
5595 | struct ct_zone *ct_zone = ct_zone_lookup(&backer->ct_zones, zone); | |
5596 | if (!ct_zone) { | |
5597 | return false; | |
5598 | } | |
5599 | ||
5600 | bool is_generic; | |
5601 | if (ct_dpif_get_timeout_policy_name(backer->dpif, | |
5602 | ct_zone->ct_tp->tp_id, dl_type, | |
5603 | nw_proto, tp_name, &is_generic)) { | |
5604 | return false; | |
5605 | } | |
5606 | ||
5607 | /* Unwildcard datapath flow if it is not a generic timeout policy. */ | |
5608 | *unwildcard = !is_generic; | |
5609 | return true; | |
5610 | } | |
5611 | ||
9583bc14 EJ |
5612 | static bool |
5613 | set_frag_handling(struct ofproto *ofproto_, | |
ad99e2ed | 5614 | enum ofputil_frag_handling frag_handling) |
abe529af BP |
5615 | { |
5616 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
ad99e2ed | 5617 | if (frag_handling != OFPUTIL_FRAG_REASM) { |
2cc3c58e | 5618 | ofproto->backer->need_revalidate = REV_RECONFIGURE; |
7257b535 BP |
5619 | return true; |
5620 | } else { | |
5621 | return false; | |
5622 | } | |
abe529af BP |
5623 | } |
5624 | ||
77ab5fd2 BP |
5625 | static enum ofperr |
5626 | nxt_resume(struct ofproto *ofproto_, | |
5627 | const struct ofputil_packet_in_private *pin) | |
5628 | { | |
5629 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
2f355bff YHW |
5630 | struct dpif_flow_stats stats; |
5631 | struct xlate_cache xcache; | |
5632 | struct flow flow; | |
5633 | xlate_cache_init(&xcache); | |
77ab5fd2 BP |
5634 | |
5635 | /* Translate pin into datapath actions. */ | |
5636 | uint64_t odp_actions_stub[1024 / 8]; | |
5637 | struct ofpbuf odp_actions = OFPBUF_STUB_INITIALIZER(odp_actions_stub); | |
5638 | enum slow_path_reason slow; | |
2f355bff YHW |
5639 | enum ofperr error = xlate_resume(ofproto, pin, &odp_actions, &slow, |
5640 | &flow, &xcache); | |
77ab5fd2 BP |
5641 | |
5642 | /* Steal 'pin->packet' and put it into a dp_packet. */ | |
5643 | struct dp_packet packet; | |
4d617a87 BP |
5644 | dp_packet_init(&packet, pin->base.packet_len); |
5645 | dp_packet_put(&packet, pin->base.packet, pin->base.packet_len); | |
77ab5fd2 | 5646 | |
2f355bff YHW |
5647 | /* Run the side effects from the xcache. */ |
5648 | dpif_flow_stats_extract(&flow, &packet, time_msec(), &stats); | |
5649 | ovs_mutex_lock(&ofproto_mutex); | |
5650 | ofproto_dpif_xcache_execute(ofproto, &xcache, &stats); | |
5651 | ovs_mutex_unlock(&ofproto_mutex); | |
5652 | ||
4d617a87 | 5653 | pkt_metadata_from_flow(&packet.md, &pin->base.flow_metadata.flow); |
1df7f7aa NS |
5654 | |
5655 | /* Fix up in_port. */ | |
88d2ac50 | 5656 | packet.md.in_port.odp_port = pin->odp_port; |
1df7f7aa | 5657 | |
10b3f505 NS |
5658 | struct flow headers; |
5659 | flow_extract(&packet, &headers); | |
5660 | ||
77ab5fd2 BP |
5661 | /* Execute the datapath actions on the packet. */ |
5662 | struct dpif_execute execute = { | |
5663 | .actions = odp_actions.data, | |
5664 | .actions_len = odp_actions.size, | |
5665 | .needs_help = (slow & SLOW_ACTION) != 0, | |
5666 | .packet = &packet, | |
1cceb31b | 5667 | .flow = &headers, |
77ab5fd2 BP |
5668 | }; |
5669 | dpif_execute(ofproto->backer->dpif, &execute); | |
5670 | ||
5671 | /* Clean up. */ | |
5672 | ofpbuf_uninit(&odp_actions); | |
5673 | dp_packet_uninit(&packet); | |
584992d0 | 5674 | xlate_cache_uninit(&xcache); |
77ab5fd2 BP |
5675 | |
5676 | return error; | |
5677 | } | |
6fca1ffb BP |
5678 | \f |
5679 | /* NetFlow. */ | |
5680 | ||
5681 | static int | |
5682 | set_netflow(struct ofproto *ofproto_, | |
5683 | const struct netflow_options *netflow_options) | |
5684 | { | |
5685 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
5686 | ||
5687 | if (netflow_options) { | |
5688 | if (!ofproto->netflow) { | |
5689 | ofproto->netflow = netflow_create(); | |
7bab1576 | 5690 | ofproto->backer->need_revalidate = REV_RECONFIGURE; |
6fca1ffb BP |
5691 | } |
5692 | return netflow_set_options(ofproto->netflow, netflow_options); | |
7bab1576 EJ |
5693 | } else if (ofproto->netflow) { |
5694 | ofproto->backer->need_revalidate = REV_RECONFIGURE; | |
8e407f27 | 5695 | netflow_unref(ofproto->netflow); |
6fca1ffb | 5696 | ofproto->netflow = NULL; |
6fca1ffb | 5697 | } |
7bab1576 EJ |
5698 | |
5699 | return 0; | |
6fca1ffb | 5700 | } |
abe529af BP |
5701 | |
5702 | static void | |
5703 | get_netflow_ids(const struct ofproto *ofproto_, | |
5704 | uint8_t *engine_type, uint8_t *engine_id) | |
5705 | { | |
5706 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
5707 | ||
acf60855 | 5708 | dpif_get_netflow_ids(ofproto->backer->dpif, engine_type, engine_id); |
abe529af BP |
5709 | } |
5710 | \f | |
d13ee228 | 5711 | struct ofproto_dpif * |
911b4a7e | 5712 | ofproto_dpif_lookup_by_name(const char *name) |
abe529af | 5713 | { |
b44a10b7 BP |
5714 | struct ofproto_dpif *ofproto; |
5715 | ||
911b4a7e JP |
5716 | HMAP_FOR_EACH_WITH_HASH (ofproto, all_ofproto_dpifs_by_name_node, |
5717 | hash_string(name, 0), | |
5718 | &all_ofproto_dpifs_by_name) { | |
b44a10b7 BP |
5719 | if (!strcmp(ofproto->up.name, name)) { |
5720 | return ofproto; | |
5721 | } | |
5722 | } | |
5723 | return NULL; | |
abe529af BP |
5724 | } |
5725 | ||
911b4a7e JP |
5726 | struct ofproto_dpif * |
5727 | ofproto_dpif_lookup_by_uuid(const struct uuid *uuid) | |
5728 | { | |
5729 | struct ofproto_dpif *ofproto; | |
5730 | ||
5731 | HMAP_FOR_EACH_WITH_HASH (ofproto, all_ofproto_dpifs_by_uuid_node, | |
5732 | uuid_hash(uuid), &all_ofproto_dpifs_by_uuid) { | |
5733 | if (uuid_equals(&ofproto->uuid, uuid)) { | |
5734 | return ofproto; | |
5735 | } | |
5736 | } | |
5737 | return NULL; | |
5738 | } | |
5739 | ||
f0a3aa2e | 5740 | static void |
96e466a3 | 5741 | ofproto_unixctl_fdb_flush(struct unixctl_conn *conn, int argc, |
0e15264f | 5742 | const char *argv[], void *aux OVS_UNUSED) |
f0a3aa2e | 5743 | { |
490df1ef | 5744 | struct ofproto_dpif *ofproto; |
f0a3aa2e | 5745 | |
96e466a3 | 5746 | if (argc > 1) { |
911b4a7e | 5747 | ofproto = ofproto_dpif_lookup_by_name(argv[1]); |
96e466a3 | 5748 | if (!ofproto) { |
bde9f75d | 5749 | unixctl_command_reply_error(conn, "no such bridge"); |
96e466a3 EJ |
5750 | return; |
5751 | } | |
509c0149 | 5752 | ovs_rwlock_wrlock(&ofproto->ml->rwlock); |
30618594 | 5753 | mac_learning_flush(ofproto->ml); |
509c0149 | 5754 | ovs_rwlock_unlock(&ofproto->ml->rwlock); |
96e466a3 | 5755 | } else { |
911b4a7e JP |
5756 | HMAP_FOR_EACH (ofproto, all_ofproto_dpifs_by_name_node, |
5757 | &all_ofproto_dpifs_by_name) { | |
509c0149 | 5758 | ovs_rwlock_wrlock(&ofproto->ml->rwlock); |
30618594 | 5759 | mac_learning_flush(ofproto->ml); |
509c0149 | 5760 | ovs_rwlock_unlock(&ofproto->ml->rwlock); |
96e466a3 | 5761 | } |
f0a3aa2e | 5762 | } |
f0a3aa2e | 5763 | |
bde9f75d | 5764 | unixctl_command_reply(conn, "table successfully flushed"); |
f0a3aa2e AA |
5765 | } |
5766 | ||
08fdcc12 FL |
5767 | static void |
5768 | ofproto_unixctl_mcast_snooping_flush(struct unixctl_conn *conn, int argc, | |
5769 | const char *argv[], void *aux OVS_UNUSED) | |
5770 | { | |
5771 | struct ofproto_dpif *ofproto; | |
5772 | ||
5773 | if (argc > 1) { | |
911b4a7e | 5774 | ofproto = ofproto_dpif_lookup_by_name(argv[1]); |
08fdcc12 FL |
5775 | if (!ofproto) { |
5776 | unixctl_command_reply_error(conn, "no such bridge"); | |
5777 | return; | |
5778 | } | |
5779 | ||
5780 | if (!mcast_snooping_enabled(ofproto->ms)) { | |
5781 | unixctl_command_reply_error(conn, "multicast snooping is disabled"); | |
5782 | return; | |
5783 | } | |
5784 | mcast_snooping_mdb_flush(ofproto->ms); | |
5785 | } else { | |
911b4a7e JP |
5786 | HMAP_FOR_EACH (ofproto, all_ofproto_dpifs_by_name_node, |
5787 | &all_ofproto_dpifs_by_name) { | |
08fdcc12 FL |
5788 | if (!mcast_snooping_enabled(ofproto->ms)) { |
5789 | continue; | |
5790 | } | |
5791 | mcast_snooping_mdb_flush(ofproto->ms); | |
5792 | } | |
5793 | } | |
5794 | ||
5795 | unixctl_command_reply(conn, "table successfully flushed"); | |
5796 | } | |
5797 | ||
46c88433 EJ |
5798 | static struct ofport_dpif * |
5799 | ofbundle_get_a_port(const struct ofbundle *bundle) | |
5800 | { | |
417e7e66 | 5801 | return CONTAINER_OF(ovs_list_front(&bundle->ports), struct ofport_dpif, |
46c88433 EJ |
5802 | bundle_node); |
5803 | } | |
5804 | ||
abe529af | 5805 | static void |
0e15264f BP |
5806 | ofproto_unixctl_fdb_show(struct unixctl_conn *conn, int argc OVS_UNUSED, |
5807 | const char *argv[], void *aux OVS_UNUSED) | |
abe529af BP |
5808 | { |
5809 | struct ds ds = DS_EMPTY_INITIALIZER; | |
5810 | const struct ofproto_dpif *ofproto; | |
5811 | const struct mac_entry *e; | |
5812 | ||
911b4a7e | 5813 | ofproto = ofproto_dpif_lookup_by_name(argv[1]); |
abe529af | 5814 | if (!ofproto) { |
bde9f75d | 5815 | unixctl_command_reply_error(conn, "no such bridge"); |
abe529af BP |
5816 | return; |
5817 | } | |
5818 | ||
5819 | ds_put_cstr(&ds, " port VLAN MAC Age\n"); | |
509c0149 | 5820 | ovs_rwlock_rdlock(&ofproto->ml->rwlock); |
abe529af | 5821 | LIST_FOR_EACH (e, lru_node, &ofproto->ml->lrus) { |
9d078ec2 | 5822 | struct ofbundle *bundle = mac_entry_get_port(ofproto->ml, e); |
29718ad4 | 5823 | char name[OFP_MAX_PORT_NAME_LEN]; |
ad28062f BP |
5824 | |
5825 | ofputil_port_to_string(ofbundle_get_a_port(bundle)->up.ofp_port, | |
50f96b10 | 5826 | NULL, name, sizeof name); |
ad28062f BP |
5827 | ds_put_format(&ds, "%5s %4d "ETH_ADDR_FMT" %3d\n", |
5828 | name, e->vlan, ETH_ADDR_ARGS(e->mac), | |
e764773c | 5829 | mac_entry_age(ofproto->ml, e)); |
abe529af | 5830 | } |
509c0149 | 5831 | ovs_rwlock_unlock(&ofproto->ml->rwlock); |
bde9f75d | 5832 | unixctl_command_reply(conn, ds_cstr(&ds)); |
abe529af BP |
5833 | ds_destroy(&ds); |
5834 | } | |
5835 | ||
95dcecc5 EC |
5836 | static void |
5837 | ofproto_unixctl_fdb_stats_clear(struct unixctl_conn *conn, int argc, | |
5838 | const char *argv[], void *aux OVS_UNUSED) | |
5839 | { | |
5840 | struct ofproto_dpif *ofproto; | |
5841 | ||
5842 | if (argc > 1) { | |
5843 | ofproto = ofproto_dpif_lookup_by_name(argv[1]); | |
5844 | if (!ofproto) { | |
5845 | unixctl_command_reply_error(conn, "no such bridge"); | |
5846 | return; | |
5847 | } | |
5848 | ovs_rwlock_wrlock(&ofproto->ml->rwlock); | |
5849 | mac_learning_clear_statistics(ofproto->ml); | |
5850 | ovs_rwlock_unlock(&ofproto->ml->rwlock); | |
5851 | } else { | |
5852 | HMAP_FOR_EACH (ofproto, all_ofproto_dpifs_by_name_node, | |
5853 | &all_ofproto_dpifs_by_name) { | |
5854 | ovs_rwlock_wrlock(&ofproto->ml->rwlock); | |
5855 | mac_learning_clear_statistics(ofproto->ml); | |
5856 | ovs_rwlock_unlock(&ofproto->ml->rwlock); | |
5857 | } | |
5858 | } | |
5859 | ||
5860 | unixctl_command_reply(conn, "statistics successfully cleared"); | |
5861 | } | |
5862 | ||
5863 | static void | |
5864 | ofproto_unixctl_fdb_stats_show(struct unixctl_conn *conn, int argc OVS_UNUSED, | |
5865 | const char *argv[], void *aux OVS_UNUSED) | |
5866 | { | |
5867 | struct ds ds = DS_EMPTY_INITIALIZER; | |
5868 | const struct ofproto_dpif *ofproto; | |
5869 | ofproto = ofproto_dpif_lookup_by_name(argv[1]); | |
5870 | if (!ofproto) { | |
5871 | unixctl_command_reply_error(conn, "no such bridge"); | |
5872 | return; | |
5873 | } | |
5874 | ||
5875 | ds_put_format(&ds, "Statistics for bridge \"%s\":\n", argv[1]); | |
5876 | ovs_rwlock_rdlock(&ofproto->ml->rwlock); | |
5877 | ||
5878 | ds_put_format(&ds, " Current/maximum MAC entries in the table: %" | |
5879 | PRIuSIZE"/%"PRIuSIZE"\n", | |
5880 | hmap_count(&ofproto->ml->table), ofproto->ml->max_entries); | |
5881 | ds_put_format(&ds, | |
5882 | " Total number of learned MAC entries : %"PRIu64"\n", | |
5883 | ofproto->ml->total_learned); | |
5884 | ds_put_format(&ds, | |
5885 | " Total number of expired MAC entries : %"PRIu64"\n", | |
5886 | ofproto->ml->total_expired); | |
5887 | ds_put_format(&ds, | |
5888 | " Total number of evicted MAC entries : %"PRIu64"\n", | |
5889 | ofproto->ml->total_evicted); | |
5890 | ds_put_format(&ds, | |
5891 | " Total number of port moved MAC entries : %"PRIu64"\n", | |
5892 | ofproto->ml->total_moved); | |
5893 | ||
5894 | ovs_rwlock_unlock(&ofproto->ml->rwlock); | |
5895 | unixctl_command_reply(conn, ds_cstr(&ds)); | |
5896 | ds_destroy(&ds); | |
5897 | } | |
5898 | ||
08fdcc12 FL |
5899 | static void |
5900 | ofproto_unixctl_mcast_snooping_show(struct unixctl_conn *conn, | |
5901 | int argc OVS_UNUSED, | |
5902 | const char *argv[], | |
5903 | void *aux OVS_UNUSED) | |
5904 | { | |
5905 | struct ds ds = DS_EMPTY_INITIALIZER; | |
5906 | const struct ofproto_dpif *ofproto; | |
5907 | const struct ofbundle *bundle; | |
5908 | const struct mcast_group *grp; | |
5909 | struct mcast_group_bundle *b; | |
5910 | struct mcast_mrouter_bundle *mrouter; | |
5911 | ||
911b4a7e | 5912 | ofproto = ofproto_dpif_lookup_by_name(argv[1]); |
08fdcc12 FL |
5913 | if (!ofproto) { |
5914 | unixctl_command_reply_error(conn, "no such bridge"); | |
5915 | return; | |
5916 | } | |
5917 | ||
5918 | if (!mcast_snooping_enabled(ofproto->ms)) { | |
5919 | unixctl_command_reply_error(conn, "multicast snooping is disabled"); | |
5920 | return; | |
5921 | } | |
5922 | ||
5923 | ds_put_cstr(&ds, " port VLAN GROUP Age\n"); | |
5924 | ovs_rwlock_rdlock(&ofproto->ms->rwlock); | |
5925 | LIST_FOR_EACH (grp, group_node, &ofproto->ms->group_lru) { | |
5926 | LIST_FOR_EACH(b, bundle_node, &grp->bundle_lru) { | |
29718ad4 | 5927 | char name[OFP_MAX_PORT_NAME_LEN]; |
08fdcc12 FL |
5928 | |
5929 | bundle = b->port; | |
5930 | ofputil_port_to_string(ofbundle_get_a_port(bundle)->up.ofp_port, | |
50f96b10 | 5931 | NULL, name, sizeof name); |
964a4d5f | 5932 | ds_put_format(&ds, "%5s %4d ", name, grp->vlan); |
ac6d120f | 5933 | ipv6_format_mapped(&grp->addr, &ds); |
964a4d5f | 5934 | ds_put_format(&ds, " %3d\n", |
08fdcc12 FL |
5935 | mcast_bundle_age(ofproto->ms, b)); |
5936 | } | |
5937 | } | |
5938 | ||
5939 | /* ports connected to multicast routers */ | |
5940 | LIST_FOR_EACH(mrouter, mrouter_node, &ofproto->ms->mrouter_lru) { | |
29718ad4 | 5941 | char name[OFP_MAX_PORT_NAME_LEN]; |
08fdcc12 FL |
5942 | |
5943 | bundle = mrouter->port; | |
5944 | ofputil_port_to_string(ofbundle_get_a_port(bundle)->up.ofp_port, | |
50f96b10 | 5945 | NULL, name, sizeof name); |
c4bb1f8b | 5946 | ds_put_format(&ds, "%5s %4d querier %3d\n", |
08fdcc12 FL |
5947 | name, mrouter->vlan, |
5948 | mcast_mrouter_age(ofproto->ms, mrouter)); | |
5949 | } | |
5950 | ovs_rwlock_unlock(&ofproto->ms->rwlock); | |
5951 | unixctl_command_reply(conn, ds_cstr(&ds)); | |
5952 | ds_destroy(&ds); | |
5953 | } | |
5954 | ||
27022416 JP |
5955 | /* Store the current ofprotos in 'ofproto_shash'. Returns a sorted list |
5956 | * of the 'ofproto_shash' nodes. It is the responsibility of the caller | |
5957 | * to destroy 'ofproto_shash' and free the returned value. */ | |
5958 | static const struct shash_node ** | |
5959 | get_ofprotos(struct shash *ofproto_shash) | |
5960 | { | |
5961 | const struct ofproto_dpif *ofproto; | |
5962 | ||
911b4a7e JP |
5963 | HMAP_FOR_EACH (ofproto, all_ofproto_dpifs_by_name_node, |
5964 | &all_ofproto_dpifs_by_name) { | |
27022416 JP |
5965 | char *name = xasprintf("%s@%s", ofproto->up.type, ofproto->up.name); |
5966 | shash_add_nocopy(ofproto_shash, name, ofproto); | |
5967 | } | |
5968 | ||
5969 | return shash_sort(ofproto_shash); | |
5970 | } | |
5971 | ||
5972 | static void | |
5973 | ofproto_unixctl_dpif_dump_dps(struct unixctl_conn *conn, int argc OVS_UNUSED, | |
5974 | const char *argv[] OVS_UNUSED, | |
5975 | void *aux OVS_UNUSED) | |
5976 | { | |
5977 | struct ds ds = DS_EMPTY_INITIALIZER; | |
5978 | struct shash ofproto_shash; | |
5979 | const struct shash_node **sorted_ofprotos; | |
5980 | int i; | |
5981 | ||
5982 | shash_init(&ofproto_shash); | |
5983 | sorted_ofprotos = get_ofprotos(&ofproto_shash); | |
5984 | for (i = 0; i < shash_count(&ofproto_shash); i++) { | |
5985 | const struct shash_node *node = sorted_ofprotos[i]; | |
5986 | ds_put_format(&ds, "%s\n", node->name); | |
5987 | } | |
5988 | ||
5989 | shash_destroy(&ofproto_shash); | |
5990 | free(sorted_ofprotos); | |
5991 | ||
5992 | unixctl_command_reply(conn, ds_cstr(&ds)); | |
5993 | ds_destroy(&ds); | |
5994 | } | |
5995 | ||
a98b700d | 5996 | static void |
1c2f091b | 5997 | show_dp_feature_bool(struct ds *ds, const char *feature, bool b) |
a98b700d AZ |
5998 | { |
5999 | ds_put_format(ds, "%s: %s\n", feature, b ? "Yes" : "No"); | |
6000 | } | |
6001 | ||
6002 | static void | |
1c2f091b | 6003 | show_dp_feature_size_t(struct ds *ds, const char *feature, size_t s) |
a98b700d AZ |
6004 | { |
6005 | ds_put_format(ds, "%s: %"PRIuSIZE"\n", feature, s); | |
6006 | } | |
6007 | ||
18e5d1a8 AZ |
6008 | enum dpif_support_field_type { |
6009 | DPIF_SUPPORT_FIELD_bool, | |
6010 | DPIF_SUPPORT_FIELD_size_t, | |
6011 | }; | |
6012 | ||
6013 | struct dpif_support_field { | |
88186383 AZ |
6014 | void *rt_ptr; /* Points to the 'rt_support' field. */ |
6015 | const void *bt_ptr; /* Points to the 'bt_support' field. */ | |
18e5d1a8 AZ |
6016 | const char *title; |
6017 | enum dpif_support_field_type type; | |
6018 | }; | |
6019 | ||
88186383 AZ |
6020 | #define DPIF_SUPPORT_FIELD_INTIALIZER(RT_PTR, BT_PTR, TITLE, TYPE) \ |
6021 | (struct dpif_support_field) {RT_PTR, BT_PTR, TITLE, TYPE} | |
18e5d1a8 | 6022 | |
a98b700d AZ |
6023 | static void |
6024 | dpif_show_support(const struct dpif_backer_support *support, struct ds *ds) | |
6025 | { | |
1c2f091b AZ |
6026 | #define DPIF_SUPPORT_FIELD(TYPE, NAME, TITLE) \ |
6027 | show_dp_feature_##TYPE (ds, TITLE, support->NAME); | |
6028 | DPIF_SUPPORT_FIELDS | |
6029 | #undef DPIF_SUPPORT_FIELD | |
6030 | ||
6031 | #define ODP_SUPPORT_FIELD(TYPE, NAME, TITLE) \ | |
6032 | show_dp_feature_##TYPE (ds, TITLE, support->odp.NAME ); | |
6033 | ODP_SUPPORT_FIELDS | |
6034 | #undef ODP_SUPPORT_FIELD | |
a98b700d AZ |
6035 | } |
6036 | ||
18e5d1a8 AZ |
6037 | static void |
6038 | display_support_field(const char *name, | |
6039 | const struct dpif_support_field *field, | |
6040 | struct ds *ds) | |
6041 | { | |
6042 | switch (field->type) { | |
6043 | case DPIF_SUPPORT_FIELD_bool: { | |
88186383 AZ |
6044 | bool v = *(bool *)field->rt_ptr; |
6045 | bool b = *(bool *)field->bt_ptr; | |
6046 | ds_put_format(ds, "%s (%s) : [run time]:%s, [boot time]:%s\n", name, | |
6047 | field->title, v ? "true" : "false", | |
6048 | b ? "true" : "false"); | |
18e5d1a8 AZ |
6049 | break; |
6050 | } | |
6051 | case DPIF_SUPPORT_FIELD_size_t: | |
88186383 AZ |
6052 | ds_put_format(ds, "%s (%s) : [run time]:%"PRIuSIZE |
6053 | ", [boot time]:%"PRIuSIZE"\n", name, | |
6054 | field->title, *(size_t *)field->rt_ptr, | |
6055 | *(size_t *)field->bt_ptr); | |
18e5d1a8 AZ |
6056 | break; |
6057 | default: | |
6058 | OVS_NOT_REACHED(); | |
6059 | } | |
6060 | } | |
6061 | ||
88186383 AZ |
6062 | /* Set a field of 'rt_support' to a new value. |
6063 | * | |
6064 | * Returns 'true' if the value is actually set. */ | |
6065 | static bool | |
6066 | dpif_set_support(struct dpif_backer_support *rt_support, | |
6067 | struct dpif_backer_support *bt_support, | |
18e5d1a8 AZ |
6068 | const char *name, const char *value, struct ds *ds) |
6069 | { | |
6070 | struct shash all_fields = SHASH_INITIALIZER(&all_fields); | |
6071 | struct dpif_support_field *field; | |
6072 | struct shash_node *node; | |
88186383 | 6073 | bool changed = false; |
18e5d1a8 AZ |
6074 | |
6075 | #define DPIF_SUPPORT_FIELD(TYPE, NAME, TITLE) \ | |
6076 | {\ | |
6077 | struct dpif_support_field *f = xmalloc(sizeof *f); \ | |
88186383 AZ |
6078 | *f = DPIF_SUPPORT_FIELD_INTIALIZER(&rt_support->NAME, \ |
6079 | &bt_support->NAME, \ | |
6080 | TITLE, \ | |
6081 | DPIF_SUPPORT_FIELD_##TYPE);\ | |
18e5d1a8 AZ |
6082 | shash_add_once(&all_fields, #NAME, f); \ |
6083 | } | |
6084 | DPIF_SUPPORT_FIELDS; | |
6085 | #undef DPIF_SUPPORT_FIELD | |
6086 | ||
6087 | #define ODP_SUPPORT_FIELD(TYPE, NAME, TITLE) \ | |
6088 | {\ | |
6089 | struct dpif_support_field *f = xmalloc(sizeof *f); \ | |
88186383 AZ |
6090 | *f = DPIF_SUPPORT_FIELD_INTIALIZER(&rt_support->odp.NAME, \ |
6091 | &bt_support->odp.NAME, \ | |
6092 | TITLE, \ | |
6093 | DPIF_SUPPORT_FIELD_##TYPE);\ | |
18e5d1a8 AZ |
6094 | shash_add_once(&all_fields, #NAME, f); \ |
6095 | } | |
6096 | ODP_SUPPORT_FIELDS; | |
6097 | #undef ODP_SUPPORT_FIELD | |
6098 | ||
6099 | if (!name) { | |
18e5d1a8 AZ |
6100 | SHASH_FOR_EACH (node, &all_fields) { |
6101 | display_support_field(node->name, node->data, ds); | |
6102 | } | |
6103 | goto done; | |
6104 | } | |
6105 | ||
6106 | node = shash_find(&all_fields, name); | |
6107 | if (!node) { | |
6108 | ds_put_cstr(ds, "Unexpected support field"); | |
6109 | goto done; | |
6110 | } | |
6111 | field = node->data; | |
6112 | ||
6113 | if (!value) { | |
6114 | display_support_field(node->name, field, ds); | |
6115 | goto done; | |
6116 | } | |
6117 | ||
6118 | if (field->type == DPIF_SUPPORT_FIELD_bool) { | |
88186383 AZ |
6119 | if (!strcasecmp(value, "true")) { |
6120 | if (*(bool *)field->bt_ptr) { | |
6121 | *(bool *)field->rt_ptr = true; | |
6122 | changed = true; | |
6123 | } else { | |
6124 | ds_put_cstr(ds, "Can not enable features not supported by the datapth"); | |
6125 | } | |
6126 | } else if (!strcasecmp(value, "false")) { | |
6127 | *(bool *)field->rt_ptr = false; | |
6128 | changed = true; | |
18e5d1a8 AZ |
6129 | } else { |
6130 | ds_put_cstr(ds, "Boolean value expected"); | |
6131 | } | |
6132 | } else if (field->type == DPIF_SUPPORT_FIELD_size_t) { | |
6133 | int v; | |
6134 | if (str_to_int(value, 10, &v)) { | |
6135 | if (v >= 0) { | |
88186383 AZ |
6136 | if (v <= *(size_t *)field->bt_ptr) { |
6137 | *(size_t *)field->rt_ptr = v; | |
6138 | changed = true; | |
6139 | } else { | |
6140 | ds_put_cstr(ds, "Can not set value beyond the datapath capability"); | |
6141 | } | |
18e5d1a8 AZ |
6142 | } else { |
6143 | ds_put_format(ds, "Negative number not expected"); | |
6144 | } | |
6145 | } else { | |
6146 | ds_put_cstr(ds, "Integer number expected"); | |
6147 | } | |
6148 | } | |
6149 | ||
6150 | done: | |
6151 | shash_destroy_free_data(&all_fields); | |
88186383 | 6152 | return changed; |
18e5d1a8 AZ |
6153 | } |
6154 | ||
dc54ef36 EJ |
6155 | static void |
6156 | dpif_show_backer(const struct dpif_backer *backer, struct ds *ds) | |
27022416 | 6157 | { |
dc54ef36 | 6158 | const struct shash_node **ofprotos; |
e79a6c83 | 6159 | struct dpif_dp_stats dp_stats; |
dc54ef36 | 6160 | struct shash ofproto_shash; |
09672174 | 6161 | size_t i; |
655ab909 | 6162 | |
e79a6c83 | 6163 | dpif_get_dp_stats(backer->dpif, &dp_stats); |
dc54ef36 | 6164 | ds_put_format(ds, "%s: hit:%"PRIu64" missed:%"PRIu64"\n", |
e79a6c83 | 6165 | dpif_name(backer->dpif), dp_stats.n_hit, dp_stats.n_missed); |
dc54ef36 | 6166 | |
dc54ef36 EJ |
6167 | shash_init(&ofproto_shash); |
6168 | ofprotos = get_ofprotos(&ofproto_shash); | |
6169 | for (i = 0; i < shash_count(&ofproto_shash); i++) { | |
6170 | struct ofproto_dpif *ofproto = ofprotos[i]->data; | |
6171 | const struct shash_node **ports; | |
6172 | size_t j; | |
0a740f48 | 6173 | |
dc54ef36 EJ |
6174 | if (ofproto->backer != backer) { |
6175 | continue; | |
0a740f48 | 6176 | } |
27022416 | 6177 | |
7be29a47 | 6178 | ds_put_format(ds, " %s:\n", ofproto->up.name); |
dc54ef36 EJ |
6179 | |
6180 | ports = shash_sort(&ofproto->up.port_by_name); | |
6181 | for (j = 0; j < shash_count(&ofproto->up.port_by_name); j++) { | |
6182 | const struct shash_node *node = ports[j]; | |
6183 | struct ofport *ofport = node->data; | |
6184 | struct smap config; | |
4e022ec0 | 6185 | odp_port_t odp_port; |
27022416 | 6186 | |
7be29a47 | 6187 | ds_put_format(ds, " %s %u/", netdev_get_name(ofport->netdev), |
dc54ef36 | 6188 | ofport->ofp_port); |
27022416 | 6189 | |
dc54ef36 | 6190 | odp_port = ofp_port_to_odp_port(ofproto, ofport->ofp_port); |
4e022ec0 | 6191 | if (odp_port != ODPP_NONE) { |
dc54ef36 EJ |
6192 | ds_put_format(ds, "%"PRIu32":", odp_port); |
6193 | } else { | |
6194 | ds_put_cstr(ds, "none:"); | |
6195 | } | |
27022416 | 6196 | |
dc54ef36 | 6197 | ds_put_format(ds, " (%s", netdev_get_type(ofport->netdev)); |
27022416 | 6198 | |
dc54ef36 EJ |
6199 | smap_init(&config); |
6200 | if (!netdev_get_config(ofport->netdev, &config)) { | |
71f21279 BP |
6201 | const struct smap_node **nodes = smap_sort(&config); |
6202 | for (size_t k = 0; k < smap_count(&config); k++) { | |
6203 | ds_put_format(ds, "%c %s=%s", k ? ',' : ':', | |
6204 | nodes[k]->key, nodes[k]->value); | |
dc54ef36 EJ |
6205 | } |
6206 | free(nodes); | |
27022416 | 6207 | } |
dc54ef36 EJ |
6208 | smap_destroy(&config); |
6209 | ||
27022416 | 6210 | ds_put_char(ds, ')'); |
dc54ef36 | 6211 | ds_put_char(ds, '\n'); |
27022416 | 6212 | } |
dc54ef36 | 6213 | free(ports); |
27022416 | 6214 | } |
dc54ef36 EJ |
6215 | shash_destroy(&ofproto_shash); |
6216 | free(ofprotos); | |
27022416 JP |
6217 | } |
6218 | ||
6219 | static void | |
dc54ef36 EJ |
6220 | ofproto_unixctl_dpif_show(struct unixctl_conn *conn, int argc OVS_UNUSED, |
6221 | const char *argv[] OVS_UNUSED, void *aux OVS_UNUSED) | |
27022416 JP |
6222 | { |
6223 | struct ds ds = DS_EMPTY_INITIALIZER; | |
dc54ef36 EJ |
6224 | const struct shash_node **backers; |
6225 | int i; | |
27022416 | 6226 | |
dc54ef36 EJ |
6227 | backers = shash_sort(&all_dpif_backers); |
6228 | for (i = 0; i < shash_count(&all_dpif_backers); i++) { | |
6229 | dpif_show_backer(backers[i]->data, &ds); | |
27022416 | 6230 | } |
dc54ef36 | 6231 | free(backers); |
27022416 JP |
6232 | |
6233 | unixctl_command_reply(conn, ds_cstr(&ds)); | |
6234 | ds_destroy(&ds); | |
6235 | } | |
6236 | ||
6237 | static void | |
6238 | ofproto_unixctl_dpif_dump_flows(struct unixctl_conn *conn, | |
6239 | int argc OVS_UNUSED, const char *argv[], | |
6240 | void *aux OVS_UNUSED) | |
6241 | { | |
27022416 | 6242 | const struct ofproto_dpif *ofproto; |
ac64794a BP |
6243 | |
6244 | struct ds ds = DS_EMPTY_INITIALIZER; | |
ac64794a BP |
6245 | |
6246 | struct dpif_flow_dump *flow_dump; | |
6247 | struct dpif_flow_dump_thread *flow_dump_thread; | |
6248 | struct dpif_flow f; | |
938eaa50 | 6249 | int error; |
27022416 | 6250 | |
911b4a7e | 6251 | ofproto = ofproto_dpif_lookup_by_name(argv[argc - 1]); |
27022416 JP |
6252 | if (!ofproto) { |
6253 | unixctl_command_reply_error(conn, "no such bridge"); | |
6254 | return; | |
6255 | } | |
6256 | ||
d1fd1ea9 BP |
6257 | bool verbosity = false; |
6258 | bool names = false; | |
6259 | bool set_names = false; | |
6260 | for (int i = 1; i < argc - 1; i++) { | |
6261 | if (!strcmp(argv[i], "-m")) { | |
6262 | verbosity = true; | |
6263 | } else if (!strcmp(argv[i], "--names")) { | |
6264 | names = true; | |
6265 | set_names = true; | |
6266 | } else if (!strcmp(argv[i], "--no-names")) { | |
6267 | names = false; | |
6268 | set_names = true; | |
6269 | } | |
6270 | } | |
6271 | if (!set_names) { | |
6272 | names = verbosity; | |
04b541df GS |
6273 | } |
6274 | ||
d1fd1ea9 BP |
6275 | struct hmap *portno_names = NULL; |
6276 | if (names) { | |
6277 | portno_names = xmalloc(sizeof *portno_names); | |
6278 | hmap_init(portno_names); | |
6279 | ||
6280 | struct dpif_port dpif_port; | |
6281 | struct dpif_port_dump port_dump; | |
6282 | DPIF_PORT_FOR_EACH (&dpif_port, &port_dump, ofproto->backer->dpif) { | |
6283 | odp_portno_names_set(portno_names, dpif_port.port_no, | |
6284 | dpif_port.name); | |
6285 | } | |
04b541df GS |
6286 | } |
6287 | ||
1b849273 | 6288 | ds_init(&ds); |
7e8b7199 | 6289 | flow_dump = dpif_flow_dump_create(ofproto->backer->dpif, false, NULL); |
ac64794a BP |
6290 | flow_dump_thread = dpif_flow_dump_thread_create(flow_dump); |
6291 | while (dpif_flow_dump_next(flow_dump_thread, &f, 1)) { | |
ef377a58 JR |
6292 | struct flow flow; |
6293 | ||
d40533fc BP |
6294 | if ((odp_flow_key_to_flow(f.key, f.key_len, &flow, NULL) |
6295 | == ODP_FIT_ERROR) | |
6296 | || (xlate_lookup_ofproto(ofproto->backer, &flow, NULL, NULL) | |
6297 | != ofproto)) { | |
04d08d54 EJ |
6298 | continue; |
6299 | } | |
6300 | ||
70e5ed6f JS |
6301 | if (verbosity) { |
6302 | odp_format_ufid(&f.ufid, &ds); | |
6303 | ds_put_cstr(&ds, " "); | |
6304 | } | |
ac64794a | 6305 | odp_flow_format(f.key, f.key_len, f.mask, f.mask_len, |
d1fd1ea9 | 6306 | portno_names, &ds, verbosity); |
1b849273 | 6307 | ds_put_cstr(&ds, ", "); |
ac64794a | 6308 | dpif_flow_stats_format(&f.stats, &ds); |
27022416 | 6309 | ds_put_cstr(&ds, ", actions:"); |
0722f341 | 6310 | format_odp_actions(&ds, f.actions, f.actions_len, portno_names); |
27022416 JP |
6311 | ds_put_char(&ds, '\n'); |
6312 | } | |
ac64794a BP |
6313 | dpif_flow_dump_thread_destroy(flow_dump_thread); |
6314 | error = dpif_flow_dump_destroy(flow_dump); | |
27022416 | 6315 | |
938eaa50 | 6316 | if (error) { |
1b849273 JS |
6317 | ds_clear(&ds); |
6318 | ds_put_format(&ds, "dpif/dump_flows failed: %s", ovs_strerror(errno)); | |
6319 | unixctl_command_reply_error(conn, ds_cstr(&ds)); | |
6320 | } else { | |
6321 | unixctl_command_reply(conn, ds_cstr(&ds)); | |
6322 | } | |
d1fd1ea9 BP |
6323 | if (portno_names) { |
6324 | odp_portno_names_destroy(portno_names); | |
6325 | hmap_destroy(portno_names); | |
6326 | free(portno_names); | |
6327 | } | |
27022416 JP |
6328 | ds_destroy(&ds); |
6329 | } | |
6330 | ||
a98b700d AZ |
6331 | static void |
6332 | ofproto_unixctl_dpif_show_dp_features(struct unixctl_conn *conn, | |
6333 | int argc, const char *argv[], | |
6334 | void *aux OVS_UNUSED) | |
6335 | { | |
6336 | struct ds ds = DS_EMPTY_INITIALIZER; | |
6337 | const char *br = argv[argc -1]; | |
911b4a7e | 6338 | struct ofproto_dpif *ofproto = ofproto_dpif_lookup_by_name(br); |
a98b700d AZ |
6339 | |
6340 | if (!ofproto) { | |
6341 | unixctl_command_reply_error(conn, "no such bridge"); | |
6342 | return; | |
6343 | } | |
6344 | ||
88186383 | 6345 | dpif_show_support(&ofproto->backer->bt_support, &ds); |
a98b700d AZ |
6346 | unixctl_command_reply(conn, ds_cstr(&ds)); |
6347 | } | |
6348 | ||
18e5d1a8 AZ |
6349 | static void |
6350 | ofproto_unixctl_dpif_set_dp_features(struct unixctl_conn *conn, | |
6351 | int argc, const char *argv[], | |
6352 | void *aux OVS_UNUSED) | |
6353 | { | |
6354 | struct ds ds = DS_EMPTY_INITIALIZER; | |
6355 | const char *br = argv[1]; | |
6356 | const char *name, *value; | |
911b4a7e | 6357 | struct ofproto_dpif *ofproto = ofproto_dpif_lookup_by_name(br); |
88186383 | 6358 | bool changed; |
18e5d1a8 AZ |
6359 | |
6360 | if (!ofproto) { | |
6361 | unixctl_command_reply_error(conn, "no such bridge"); | |
6362 | return; | |
6363 | } | |
6364 | ||
6365 | name = argc > 2 ? argv[2] : NULL; | |
6366 | value = argc > 3 ? argv[3] : NULL; | |
88186383 AZ |
6367 | changed = dpif_set_support(&ofproto->backer->rt_support, |
6368 | &ofproto->backer->bt_support, | |
6369 | name, value, &ds); | |
6370 | if (changed) { | |
6371 | xlate_set_support(ofproto, &ofproto->backer->rt_support); | |
6372 | udpif_flush(ofproto->backer->udpif); | |
6373 | } | |
18e5d1a8 | 6374 | unixctl_command_reply(conn, ds_cstr(&ds)); |
88186383 | 6375 | ds_destroy(&ds); |
18e5d1a8 AZ |
6376 | } |
6377 | ||
a36de779 PS |
6378 | static void |
6379 | ofproto_unixctl_init(void) | |
abe529af BP |
6380 | { |
6381 | static bool registered; | |
6382 | if (registered) { | |
6383 | return; | |
6384 | } | |
6385 | registered = true; | |
6386 | ||
96e466a3 | 6387 | unixctl_command_register("fdb/flush", "[bridge]", 0, 1, |
0e15264f BP |
6388 | ofproto_unixctl_fdb_flush, NULL); |
6389 | unixctl_command_register("fdb/show", "bridge", 1, 1, | |
6390 | ofproto_unixctl_fdb_show, NULL); | |
95dcecc5 EC |
6391 | unixctl_command_register("fdb/stats-clear", "[bridge]", 0, 1, |
6392 | ofproto_unixctl_fdb_stats_clear, NULL); | |
6393 | unixctl_command_register("fdb/stats-show", "bridge", 1, 1, | |
6394 | ofproto_unixctl_fdb_stats_show, NULL); | |
08fdcc12 FL |
6395 | unixctl_command_register("mdb/flush", "[bridge]", 0, 1, |
6396 | ofproto_unixctl_mcast_snooping_flush, NULL); | |
6397 | unixctl_command_register("mdb/show", "bridge", 1, 1, | |
6398 | ofproto_unixctl_mcast_snooping_show, NULL); | |
27022416 JP |
6399 | unixctl_command_register("dpif/dump-dps", "", 0, 0, |
6400 | ofproto_unixctl_dpif_dump_dps, NULL); | |
dc54ef36 EJ |
6401 | unixctl_command_register("dpif/show", "", 0, 0, ofproto_unixctl_dpif_show, |
6402 | NULL); | |
a98b700d AZ |
6403 | unixctl_command_register("dpif/show-dp-features", "bridge", 1, 1, |
6404 | ofproto_unixctl_dpif_show_dp_features, NULL); | |
9ec4eddb AGS |
6405 | unixctl_command_register("dpif/dump-flows", |
6406 | "[-m] [--names | --no-names] bridge", 1, INT_MAX, | |
27022416 | 6407 | ofproto_unixctl_dpif_dump_flows, NULL); |
18e5d1a8 AZ |
6408 | unixctl_command_register("dpif/set-dp-features", "bridge", 1, 3 , |
6409 | ofproto_unixctl_dpif_set_dp_features, NULL); | |
abe529af BP |
6410 | } |
6411 | \f | |
46c88433 | 6412 | static odp_port_t |
4e022ec0 | 6413 | ofp_port_to_odp_port(const struct ofproto_dpif *ofproto, ofp_port_t ofp_port) |
e1b1d06a | 6414 | { |
e672ff9b | 6415 | const struct ofport_dpif *ofport = ofp_port_to_ofport(ofproto, ofp_port); |
4e022ec0 | 6416 | return ofport ? ofport->odp_port : ODPP_NONE; |
e1b1d06a JP |
6417 | } |
6418 | ||
8449c4d6 | 6419 | struct ofport_dpif * |
4e022ec0 | 6420 | odp_port_to_ofport(const struct dpif_backer *backer, odp_port_t odp_port) |
e1b1d06a JP |
6421 | { |
6422 | struct ofport_dpif *port; | |
6423 | ||
8449c4d6 | 6424 | ovs_rwlock_rdlock(&backer->odp_to_ofport_lock); |
f9c0c3ec | 6425 | HMAP_FOR_EACH_IN_BUCKET (port, odp_port_node, hash_odp_port(odp_port), |
acf60855 | 6426 | &backer->odp_to_ofport_map) { |
e1b1d06a | 6427 | if (port->odp_port == odp_port) { |
8449c4d6 | 6428 | ovs_rwlock_unlock(&backer->odp_to_ofport_lock); |
acf60855 | 6429 | return port; |
e1b1d06a JP |
6430 | } |
6431 | } | |
6432 | ||
8449c4d6 | 6433 | ovs_rwlock_unlock(&backer->odp_to_ofport_lock); |
acf60855 JP |
6434 | return NULL; |
6435 | } | |
6436 | ||
4e022ec0 AW |
6437 | static ofp_port_t |
6438 | odp_port_to_ofp_port(const struct ofproto_dpif *ofproto, odp_port_t odp_port) | |
acf60855 JP |
6439 | { |
6440 | struct ofport_dpif *port; | |
6441 | ||
6442 | port = odp_port_to_ofport(ofproto->backer, odp_port); | |
6472ba11 | 6443 | if (port && &ofproto->up == port->up.ofproto) { |
acf60855 JP |
6444 | return port->up.ofp_port; |
6445 | } else { | |
6446 | return OFPP_NONE; | |
6447 | } | |
e1b1d06a | 6448 | } |
655ab909 | 6449 | |
6a6b7060 BP |
6450 | /* 'match' is non-const to allow for temporary modifications. Any changes are |
6451 | * restored before returning. */ | |
adcf00ba AZ |
6452 | int |
6453 | ofproto_dpif_add_internal_flow(struct ofproto_dpif *ofproto, | |
6a6b7060 | 6454 | struct match *match, int priority, |
290ad78a | 6455 | uint16_t idle_timeout, |
adcf00ba AZ |
6456 | const struct ofpbuf *ofpacts, |
6457 | struct rule **rulep) | |
6458 | { | |
7338102b | 6459 | struct ofputil_flow_mod fm; |
adcf00ba AZ |
6460 | struct rule_dpif *rule; |
6461 | int error; | |
6462 | ||
7338102b | 6463 | fm = (struct ofputil_flow_mod) { |
c184807c | 6464 | .buffer_id = UINT32_MAX, |
39cc5c4a BP |
6465 | .priority = priority, |
6466 | .table_id = TBL_INTERNAL, | |
6467 | .command = OFPFC_ADD, | |
6468 | .idle_timeout = idle_timeout, | |
6469 | .flags = OFPUTIL_FF_HIDDEN_FIELDS | OFPUTIL_FF_NO_READONLY, | |
6470 | .ofpacts = ofpacts->data, | |
6471 | .ofpacts_len = ofpacts->size, | |
39cc5c4a | 6472 | }; |
6a6b7060 | 6473 | minimatch_init(&fm.match, match); |
7338102b | 6474 | error = ofproto_flow_mod(&ofproto->up, &fm); |
6a6b7060 BP |
6475 | minimatch_destroy(&fm.match); |
6476 | ||
adcf00ba AZ |
6477 | if (error) { |
6478 | VLOG_ERR_RL(&rl, "failed to add internal flow (%s)", | |
6479 | ofperr_to_string(error)); | |
6480 | *rulep = NULL; | |
6481 | return error; | |
6482 | } | |
6483 | ||
621b8064 JR |
6484 | rule = rule_dpif_lookup_in_table(ofproto, |
6485 | ofproto_dpif_get_tables_version(ofproto), | |
6a6b7060 | 6486 | TBL_INTERNAL, &match->flow, &match->wc); |
adcf00ba | 6487 | if (rule) { |
adcf00ba AZ |
6488 | *rulep = &rule->up; |
6489 | } else { | |
6490 | OVS_NOT_REACHED(); | |
6491 | } | |
6492 | return 0; | |
6493 | } | |
6494 | ||
6495 | int | |
6496 | ofproto_dpif_delete_internal_flow(struct ofproto_dpif *ofproto, | |
6497 | struct match *match, int priority) | |
6498 | { | |
7338102b | 6499 | struct ofputil_flow_mod fm; |
adcf00ba AZ |
6500 | int error; |
6501 | ||
7338102b | 6502 | fm = (struct ofputil_flow_mod) { |
c184807c | 6503 | .buffer_id = UINT32_MAX, |
39cc5c4a BP |
6504 | .priority = priority, |
6505 | .table_id = TBL_INTERNAL, | |
02a9757e HH |
6506 | .out_port = OFPP_ANY, |
6507 | .out_group = OFPG_ANY, | |
39cc5c4a BP |
6508 | .flags = OFPUTIL_FF_HIDDEN_FIELDS | OFPUTIL_FF_NO_READONLY, |
6509 | .command = OFPFC_DELETE_STRICT, | |
6510 | }; | |
6a6b7060 | 6511 | minimatch_init(&fm.match, match); |
7338102b | 6512 | error = ofproto_flow_mod(&ofproto->up, &fm); |
6a6b7060 BP |
6513 | minimatch_destroy(&fm.match); |
6514 | ||
adcf00ba AZ |
6515 | if (error) { |
6516 | VLOG_ERR_RL(&rl, "failed to delete internal flow (%s)", | |
6517 | ofperr_to_string(error)); | |
6518 | return error; | |
6519 | } | |
6520 | ||
6521 | return 0; | |
6522 | } | |
6523 | ||
5dddf960 JR |
6524 | static void |
6525 | meter_get_features(const struct ofproto *ofproto_, | |
6526 | struct ofputil_meter_features *features) | |
6527 | { | |
6528 | const struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
6529 | ||
6530 | dpif_meter_get_features(ofproto->backer->dpif, features); | |
6531 | } | |
6532 | ||
6533 | static enum ofperr | |
6534 | meter_set(struct ofproto *ofproto_, ofproto_meter_id *meter_id, | |
6535 | struct ofputil_meter_config *config) | |
6536 | { | |
6537 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
6538 | ||
333ad77d AZ |
6539 | /* Provider ID unknown. Use backer to allocate a new DP meter */ |
6540 | if (meter_id->uint32 == UINT32_MAX) { | |
6541 | if (!ofproto->backer->meter_ids) { | |
22205481 | 6542 | return OFPERR_OFPMMFC_OUT_OF_METERS; /* Meters not supported. */ |
333ad77d AZ |
6543 | } |
6544 | ||
6545 | if(!id_pool_alloc_id(ofproto->backer->meter_ids, &meter_id->uint32)) { | |
22205481 | 6546 | return OFPERR_OFPMMFC_OUT_OF_METERS; /* Can't allocate meter. */ |
333ad77d AZ |
6547 | } |
6548 | } | |
6549 | ||
8101f03f | 6550 | switch (dpif_meter_set(ofproto->backer->dpif, *meter_id, config)) { |
5dddf960 JR |
6551 | case 0: |
6552 | return 0; | |
6553 | case EFBIG: /* meter_id out of range */ | |
6554 | case ENOMEM: /* Cannot allocate meter */ | |
6555 | return OFPERR_OFPMMFC_OUT_OF_METERS; | |
6556 | case EBADF: /* Unsupported flags */ | |
6557 | return OFPERR_OFPMMFC_BAD_FLAGS; | |
6558 | case EINVAL: /* Too many bands */ | |
6559 | return OFPERR_OFPMMFC_OUT_OF_BANDS; | |
6560 | case ENODEV: /* Unsupported band type */ | |
6561 | return OFPERR_OFPMMFC_BAD_BAND; | |
66a396d4 | 6562 | case EDOM: /* Rate must be non-zero */ |
2029ce9a | 6563 | return OFPERR_OFPMMFC_BAD_RATE; |
5dddf960 JR |
6564 | default: |
6565 | return OFPERR_OFPMMFC_UNKNOWN; | |
6566 | } | |
6567 | } | |
6568 | ||
6569 | static enum ofperr | |
6570 | meter_get(const struct ofproto *ofproto_, ofproto_meter_id meter_id, | |
6571 | struct ofputil_meter_stats *stats, uint16_t n_bands) | |
6572 | { | |
6573 | const struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
6574 | ||
6575 | if (!dpif_meter_get(ofproto->backer->dpif, meter_id, stats, n_bands)) { | |
6576 | return 0; | |
6577 | } | |
6578 | return OFPERR_OFPMMFC_UNKNOWN_METER; | |
6579 | } | |
6580 | ||
333ad77d AZ |
6581 | struct free_meter_id_args { |
6582 | struct ofproto_dpif *ofproto; | |
6583 | ofproto_meter_id meter_id; | |
6584 | }; | |
6585 | ||
6586 | static void | |
6587 | free_meter_id(struct free_meter_id_args *args) | |
6588 | { | |
6589 | struct ofproto_dpif *ofproto = args->ofproto; | |
6590 | ||
6591 | dpif_meter_del(ofproto->backer->dpif, args->meter_id, NULL, 0); | |
6592 | id_pool_free_id(ofproto->backer->meter_ids, args->meter_id.uint32); | |
6593 | free(args); | |
6594 | } | |
6595 | ||
5dddf960 JR |
6596 | static void |
6597 | meter_del(struct ofproto *ofproto_, ofproto_meter_id meter_id) | |
6598 | { | |
333ad77d AZ |
6599 | struct free_meter_id_args *arg = xmalloc(sizeof *arg); |
6600 | ||
6601 | /* Before a meter can be deleted, Openflow spec requires all rules | |
6602 | * referring to the meter to be (automatically) removed before the | |
6603 | * meter is deleted. However, since vswitchd is multi-threaded, | |
6604 | * those rules and their actions remain accessible by other threads, | |
6605 | * especially by the handler and revalidator threads. | |
6606 | * Postpone meter deletion after RCU grace period, so that ongoing | |
6607 | * upcall translation or flow revalidation can complete. */ | |
6608 | arg->ofproto = ofproto_dpif_cast(ofproto_); | |
6609 | arg->meter_id = meter_id; | |
6610 | ovsrcu_postpone(free_meter_id, arg); | |
5dddf960 JR |
6611 | } |
6612 | ||
abe529af | 6613 | const struct ofproto_class ofproto_dpif_class = { |
b0408fca | 6614 | init, |
abe529af BP |
6615 | enumerate_types, |
6616 | enumerate_names, | |
6617 | del, | |
0aeaabc8 | 6618 | port_open_type, |
acf60855 | 6619 | type_run, |
acf60855 | 6620 | type_wait, |
abe529af BP |
6621 | alloc, |
6622 | construct, | |
6623 | destruct, | |
6624 | dealloc, | |
6625 | run, | |
f07c97f5 | 6626 | ofproto_dpif_wait, |
e79a6c83 | 6627 | NULL, /* get_memory_usage. */ |
1c030aa5 | 6628 | type_get_memory_usage, |
abe529af | 6629 | flush, |
3c1bb396 | 6630 | query_tables, |
4e413ac8 | 6631 | NULL, /* modify_tables */ |
621b8064 | 6632 | set_tables_version, |
abe529af BP |
6633 | port_alloc, |
6634 | port_construct, | |
6635 | port_destruct, | |
6636 | port_dealloc, | |
6637 | port_modified, | |
6638 | port_reconfigured, | |
6639 | port_query_by_name, | |
6640 | port_add, | |
6641 | port_del, | |
91364d18 | 6642 | port_set_config, |
6527c598 | 6643 | port_get_stats, |
723b6ab2 | 6644 | vport_get_status, |
abe529af BP |
6645 | port_dump_start, |
6646 | port_dump_next, | |
6647 | port_dump_done, | |
6648 | port_poll, | |
6649 | port_poll_wait, | |
6650 | port_is_lacp_current, | |
50b9699f | 6651 | port_get_lacp_stats, |
0ab6decf | 6652 | NULL, /* rule_choose_table */ |
abe529af BP |
6653 | rule_alloc, |
6654 | rule_construct, | |
8037acb4 | 6655 | rule_insert, |
1fc71871 | 6656 | NULL, /* rule_delete */ |
abe529af BP |
6657 | rule_destruct, |
6658 | rule_dealloc, | |
abe529af | 6659 | rule_get_stats, |
1f4a8933 | 6660 | packet_xlate, |
6dd3c787 | 6661 | packet_xlate_revert, |
47f8743e | 6662 | packet_execute_prepare, |
1f4a8933 | 6663 | packet_execute, |
7257b535 | 6664 | set_frag_handling, |
77ab5fd2 | 6665 | nxt_resume, |
abe529af BP |
6666 | set_netflow, |
6667 | get_netflow_ids, | |
6668 | set_sflow, | |
29089a54 | 6669 | set_ipfix, |
fb8f22c1 | 6670 | get_ipfix_stats, |
abe529af | 6671 | set_cfm, |
8f5514fe | 6672 | cfm_status_changed, |
9a9e3786 | 6673 | get_cfm_status, |
0477baa9 DF |
6674 | set_lldp, |
6675 | get_lldp_status, | |
6676 | set_aa, | |
6677 | aa_mapping_set, | |
6678 | aa_mapping_unset, | |
6679 | aa_vlan_get_queued, | |
6680 | aa_vlan_get_queue_size, | |
ccc09689 | 6681 | set_bfd, |
8f5514fe | 6682 | bfd_status_changed, |
ccc09689 | 6683 | get_bfd_status, |
21f7563c JP |
6684 | set_stp, |
6685 | get_stp_status, | |
6686 | set_stp_port, | |
6687 | get_stp_port_status, | |
fd28ce3a | 6688 | get_stp_port_stats, |
9efd308e DV |
6689 | set_rstp, |
6690 | get_rstp_status, | |
6691 | set_rstp_port, | |
6692 | get_rstp_port_status, | |
8b36f51e | 6693 | set_queues, |
abe529af BP |
6694 | bundle_set, |
6695 | bundle_remove, | |
ec7ceaed EJ |
6696 | mirror_set__, |
6697 | mirror_get_stats__, | |
abe529af BP |
6698 | set_flood_vlans, |
6699 | is_mirror_output_bundle, | |
8402c74b | 6700 | forward_bpdu_changed, |
c4069512 | 6701 | set_mac_table_config, |
7c38d0a5 FL |
6702 | set_mcast_snooping, |
6703 | set_mcast_snooping_port, | |
5dddf960 JR |
6704 | meter_get_features, |
6705 | meter_set, | |
6706 | meter_get, | |
6707 | meter_del, | |
00430a3f SH |
6708 | group_alloc, /* group_alloc */ |
6709 | group_construct, /* group_construct */ | |
6710 | group_destruct, /* group_destruct */ | |
6711 | group_dealloc, /* group_dealloc */ | |
ccb3bc08 | 6712 | NULL, /* group_modify */ |
00430a3f | 6713 | group_get_stats, /* group_get_stats */ |
b5cbbcf6 | 6714 | get_datapath_version, /* get_datapath_version */ |
89ee730a | 6715 | get_datapath_cap, |
d4f6865c | 6716 | type_set_config, |
2a7c4805 | 6717 | ct_flush, /* ct_flush */ |
993cae67 YHW |
6718 | ct_set_zone_timeout_policy, |
6719 | ct_del_zone_timeout_policy, | |
abe529af | 6720 | }; |