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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 | ||
9df65060 VDA |
871 | bool |
872 | ovs_lb_output_action_supported(struct ofproto_dpif *ofproto) | |
873 | { | |
874 | return ofproto->backer->rt_support.lb_output_action; | |
875 | } | |
876 | ||
9b2cb971 SH |
877 | /* Tests whether 'backer''s datapath supports recirculation. Only newer |
878 | * datapaths support OVS_KEY_ATTR_RECIRC_ID in keys. We need to disable some | |
879 | * features on older datapaths that don't support this feature. | |
adcf00ba AZ |
880 | * |
881 | * Returns false if 'backer' definitely does not support recirculation, true if | |
882 | * it seems to support recirculation or if at least the error we get is | |
883 | * ambiguous. */ | |
884 | static bool | |
885 | check_recirc(struct dpif_backer *backer) | |
886 | { | |
887 | struct flow flow; | |
888 | struct odputil_keybuf keybuf; | |
889 | struct ofpbuf key; | |
2c85851f | 890 | bool enable_recirc; |
5262eea1 JG |
891 | struct odp_flow_key_parms odp_parms = { |
892 | .flow = &flow, | |
2494ccd7 JS |
893 | .support = { |
894 | .recirc = true, | |
895 | }, | |
5262eea1 | 896 | }; |
adcf00ba AZ |
897 | |
898 | memset(&flow, 0, sizeof flow); | |
899 | flow.recirc_id = 1; | |
900 | flow.dp_hash = 1; | |
901 | ||
902 | ofpbuf_use_stack(&key, &keybuf, sizeof keybuf); | |
5262eea1 | 903 | odp_flow_key_from_flow(&odp_parms, &key); |
2c85851f | 904 | enable_recirc = dpif_probe_feature(backer->dpif, "recirculation", &key, |
bb71c96e | 905 | NULL, NULL); |
adcf00ba | 906 | |
adcf00ba AZ |
907 | if (enable_recirc) { |
908 | VLOG_INFO("%s: Datapath supports recirculation", | |
909 | dpif_name(backer->dpif)); | |
910 | } else { | |
911 | VLOG_INFO("%s: Datapath does not support recirculation", | |
912 | dpif_name(backer->dpif)); | |
913 | } | |
914 | ||
915 | return enable_recirc; | |
916 | } | |
917 | ||
7915c9d6 | 918 | /* Tests whether 'dpif' supports unique flow ids. We can skip serializing |
8e1ffd75 JS |
919 | * some flow attributes for datapaths that support this feature. |
920 | * | |
921 | * Returns true if 'dpif' supports UFID for flow operations. | |
922 | * Returns false if 'dpif' does not support UFID. */ | |
923 | static bool | |
924 | check_ufid(struct dpif_backer *backer) | |
925 | { | |
926 | struct flow flow; | |
927 | struct odputil_keybuf keybuf; | |
928 | struct ofpbuf key; | |
929 | ovs_u128 ufid; | |
930 | bool enable_ufid; | |
5262eea1 JG |
931 | struct odp_flow_key_parms odp_parms = { |
932 | .flow = &flow, | |
933 | }; | |
8e1ffd75 JS |
934 | |
935 | memset(&flow, 0, sizeof flow); | |
936 | flow.dl_type = htons(0x1234); | |
937 | ||
938 | ofpbuf_use_stack(&key, &keybuf, sizeof keybuf); | |
5262eea1 | 939 | odp_flow_key_from_flow(&odp_parms, &key); |
7a5e0ee7 | 940 | odp_flow_key_hash(key.data, key.size, &ufid); |
8e1ffd75 | 941 | |
bb71c96e | 942 | enable_ufid = dpif_probe_feature(backer->dpif, "UFID", &key, NULL, &ufid); |
8e1ffd75 JS |
943 | |
944 | if (enable_ufid) { | |
7915c9d6 | 945 | VLOG_INFO("%s: Datapath supports unique flow ids", |
8e1ffd75 JS |
946 | dpif_name(backer->dpif)); |
947 | } else { | |
7915c9d6 | 948 | VLOG_INFO("%s: Datapath does not support unique flow ids", |
8e1ffd75 JS |
949 | dpif_name(backer->dpif)); |
950 | } | |
951 | return enable_ufid; | |
952 | } | |
953 | ||
f0fb825a EG |
954 | /* Tests number of 802.1q VLAN headers supported by 'backer''s datapath. |
955 | * | |
956 | * Returns the number of elements in a struct flow's vlan | |
957 | * if the datapath supports at least that many VLAN headers. */ | |
958 | static size_t | |
959 | check_max_vlan_headers(struct dpif_backer *backer) | |
960 | { | |
961 | struct flow flow; | |
962 | struct odp_flow_key_parms odp_parms = { | |
963 | .flow = &flow, | |
964 | .probe = true, | |
965 | }; | |
966 | int n; | |
967 | ||
968 | memset(&flow, 0, sizeof flow); | |
969 | flow.dl_type = htons(ETH_TYPE_IP); | |
970 | for (n = 0; n < FLOW_MAX_VLAN_HEADERS; n++) { | |
971 | struct odputil_keybuf keybuf; | |
972 | struct ofpbuf key; | |
973 | ||
974 | flow_push_vlan_uninit(&flow, NULL); | |
975 | flow.vlans[0].tpid = htons(ETH_TYPE_VLAN); | |
976 | flow.vlans[0].tci = htons(1) | htons(VLAN_CFI); | |
977 | ||
978 | ofpbuf_use_stack(&key, &keybuf, sizeof keybuf); | |
979 | odp_flow_key_from_flow(&odp_parms, &key); | |
980 | if (!dpif_probe_feature(backer->dpif, "VLAN", &key, NULL, NULL)) { | |
981 | break; | |
982 | } | |
983 | } | |
984 | ||
985 | VLOG_INFO("%s: VLAN header stack length probed as %d", | |
986 | dpif_name(backer->dpif), n); | |
987 | return n; | |
988 | } | |
8bfd0fda BP |
989 | /* Tests the MPLS label stack depth supported by 'backer''s datapath. |
990 | * | |
991 | * Returns the number of elements in a struct flow's mpls_lse field | |
992 | * if the datapath supports at least that many entries in an | |
993 | * MPLS label stack. | |
994 | * Otherwise returns the number of MPLS push actions supported by | |
995 | * the datapath. */ | |
996 | static size_t | |
997 | check_max_mpls_depth(struct dpif_backer *backer) | |
998 | { | |
999 | struct flow flow; | |
1000 | int n; | |
1001 | ||
1002 | for (n = 0; n < FLOW_MAX_MPLS_LABELS; n++) { | |
1003 | struct odputil_keybuf keybuf; | |
1004 | struct ofpbuf key; | |
5262eea1 JG |
1005 | struct odp_flow_key_parms odp_parms = { |
1006 | .flow = &flow, | |
1007 | }; | |
8bfd0fda BP |
1008 | |
1009 | memset(&flow, 0, sizeof flow); | |
1010 | flow.dl_type = htons(ETH_TYPE_MPLS); | |
1011 | flow_set_mpls_bos(&flow, n, 1); | |
1012 | ||
1013 | ofpbuf_use_stack(&key, &keybuf, sizeof keybuf); | |
5262eea1 | 1014 | odp_flow_key_from_flow(&odp_parms, &key); |
bb71c96e | 1015 | if (!dpif_probe_feature(backer->dpif, "MPLS", &key, NULL, NULL)) { |
8bfd0fda BP |
1016 | break; |
1017 | } | |
8bfd0fda BP |
1018 | } |
1019 | ||
1020 | VLOG_INFO("%s: MPLS label stack length probed as %d", | |
1021 | dpif_name(backer->dpif), n); | |
1022 | return n; | |
1023 | } | |
1024 | ||
b52ac659 AZ |
1025 | static void |
1026 | add_sample_actions(struct ofpbuf *actions, int nesting) | |
1027 | { | |
1028 | if (nesting == 0) { | |
1029 | nl_msg_put_odp_port(actions, OVS_ACTION_ATTR_OUTPUT, u32_to_odp(1)); | |
1030 | return; | |
1031 | } | |
1032 | ||
1033 | size_t start, actions_start; | |
1034 | ||
1035 | start = nl_msg_start_nested(actions, OVS_ACTION_ATTR_SAMPLE); | |
1036 | actions_start = nl_msg_start_nested(actions, OVS_SAMPLE_ATTR_ACTIONS); | |
1037 | add_sample_actions(actions, nesting - 1); | |
1038 | nl_msg_end_nested(actions, actions_start); | |
1039 | nl_msg_put_u32(actions, OVS_SAMPLE_ATTR_PROBABILITY, UINT32_MAX); | |
1040 | nl_msg_end_nested(actions, start); | |
1041 | } | |
1042 | ||
1043 | /* Tests the nested sample actions levels supported by 'backer''s datapath. | |
1044 | * | |
1045 | * Returns the number of nested sample actions accepted by the datapath. */ | |
1046 | static size_t | |
1047 | check_max_sample_nesting(struct dpif_backer *backer) | |
1048 | { | |
1049 | struct odputil_keybuf keybuf; | |
1050 | struct ofpbuf key; | |
1051 | struct flow flow; | |
1052 | int n; | |
1053 | ||
1054 | struct odp_flow_key_parms odp_parms = { | |
1055 | .flow = &flow, | |
1056 | }; | |
1057 | ||
1058 | memset(&flow, 0, sizeof flow); | |
1059 | ofpbuf_use_stack(&key, &keybuf, sizeof keybuf); | |
1060 | odp_flow_key_from_flow(&odp_parms, &key); | |
1061 | ||
1062 | /* OVS datapath has always supported at least 3 nested levels. */ | |
1063 | for (n = 3; n < FLOW_MAX_SAMPLE_NESTING; n++) { | |
1064 | struct ofpbuf actions; | |
1065 | bool ok; | |
1066 | ||
1067 | ofpbuf_init(&actions, 300); | |
1068 | add_sample_actions(&actions, n); | |
1069 | ok = dpif_probe_feature(backer->dpif, "Sample action nesting", &key, | |
1070 | &actions, NULL); | |
1071 | ofpbuf_uninit(&actions); | |
1072 | if (!ok) { | |
1073 | break; | |
1074 | } | |
1075 | } | |
1076 | ||
1077 | VLOG_INFO("%s: Max sample nesting level probed as %d", | |
1078 | dpif_name(backer->dpif), n); | |
1079 | return n; | |
1080 | } | |
1081 | ||
53477c2c JR |
1082 | /* Tests whether 'backer''s datapath supports masked data in |
1083 | * OVS_ACTION_ATTR_SET actions. We need to disable some features on older | |
1084 | * datapaths that don't support this feature. */ | |
1085 | static bool | |
1086 | check_masked_set_action(struct dpif_backer *backer) | |
1087 | { | |
1088 | struct eth_header *eth; | |
1089 | struct ofpbuf actions; | |
cf62fa4c | 1090 | struct dp_packet packet; |
1cceb31b | 1091 | struct flow flow; |
53477c2c JR |
1092 | int error; |
1093 | struct ovs_key_ethernet key, mask; | |
1094 | ||
1095 | /* Compose a set action that will cause an EINVAL error on older | |
1096 | * datapaths that don't support masked set actions. | |
1097 | * Avoid using a full mask, as it could be translated to a non-masked | |
1098 | * set action instead. */ | |
1099 | ofpbuf_init(&actions, 64); | |
1100 | memset(&key, 0x53, sizeof key); | |
1101 | memset(&mask, 0x7f, sizeof mask); | |
1102 | commit_masked_set_action(&actions, OVS_KEY_ATTR_ETHERNET, &key, &mask, | |
1103 | sizeof key); | |
1104 | ||
1105 | /* Compose a dummy ethernet packet. */ | |
cf62fa4c PS |
1106 | dp_packet_init(&packet, ETH_HEADER_LEN); |
1107 | eth = dp_packet_put_zeros(&packet, ETH_HEADER_LEN); | |
53477c2c JR |
1108 | eth->eth_type = htons(0x1234); |
1109 | ||
1cceb31b DDP |
1110 | flow_extract(&packet, &flow); |
1111 | ||
53477c2c JR |
1112 | /* Execute the actions. On older datapaths this fails with EINVAL, on |
1113 | * newer datapaths it succeeds. */ | |
c4d8a4e0 IM |
1114 | struct dpif_execute execute = { |
1115 | .actions = actions.data, | |
1116 | .actions_len = actions.size, | |
1117 | .packet = &packet, | |
1118 | .flow = &flow, | |
1119 | .probe = true, | |
1120 | }; | |
53477c2c JR |
1121 | error = dpif_execute(backer->dpif, &execute); |
1122 | ||
cf62fa4c | 1123 | dp_packet_uninit(&packet); |
53477c2c JR |
1124 | ofpbuf_uninit(&actions); |
1125 | ||
1126 | if (error) { | |
1127 | /* Masked set action is not supported. */ | |
1128 | VLOG_INFO("%s: datapath does not support masked set action feature.", | |
1129 | dpif_name(backer->dpif)); | |
1130 | } | |
1131 | return !error; | |
1132 | } | |
1133 | ||
aaca4fe0 WT |
1134 | /* Tests whether 'backer''s datapath supports truncation of a packet in |
1135 | * OVS_ACTION_ATTR_TRUNC. We need to disable some features on older | |
1136 | * datapaths that don't support this feature. */ | |
1137 | static bool | |
1138 | check_trunc_action(struct dpif_backer *backer) | |
1139 | { | |
1140 | struct eth_header *eth; | |
1141 | struct ofpbuf actions; | |
aaca4fe0 WT |
1142 | struct dp_packet packet; |
1143 | struct ovs_action_trunc *trunc; | |
1144 | struct flow flow; | |
1145 | int error; | |
1146 | ||
1147 | /* Compose an action with output(port:1, | |
1148 | * max_len:OVS_ACTION_OUTPUT_MIN + 1). | |
1149 | * This translates to one truncate action and one output action. */ | |
1150 | ofpbuf_init(&actions, 64); | |
1151 | trunc = nl_msg_put_unspec_uninit(&actions, | |
1152 | OVS_ACTION_ATTR_TRUNC, sizeof *trunc); | |
1153 | ||
1154 | trunc->max_len = ETH_HEADER_LEN + 1; | |
1155 | nl_msg_put_odp_port(&actions, OVS_ACTION_ATTR_OUTPUT, u32_to_odp(1)); | |
1156 | ||
1157 | /* Compose a dummy Ethernet packet. */ | |
1158 | dp_packet_init(&packet, ETH_HEADER_LEN); | |
1159 | eth = dp_packet_put_zeros(&packet, ETH_HEADER_LEN); | |
1160 | eth->eth_type = htons(0x1234); | |
1161 | ||
1162 | flow_extract(&packet, &flow); | |
1163 | ||
1164 | /* Execute the actions. On older datapaths this fails with EINVAL, on | |
1165 | * newer datapaths it succeeds. */ | |
c4d8a4e0 IM |
1166 | struct dpif_execute execute = { |
1167 | .actions = actions.data, | |
1168 | .actions_len = actions.size, | |
1169 | .packet = &packet, | |
1170 | .flow = &flow, | |
1171 | .probe = true, | |
1172 | }; | |
aaca4fe0 WT |
1173 | error = dpif_execute(backer->dpif, &execute); |
1174 | ||
1175 | dp_packet_uninit(&packet); | |
1176 | ofpbuf_uninit(&actions); | |
1177 | ||
1178 | if (error) { | |
1179 | VLOG_INFO("%s: Datapath does not support truncate action", | |
1180 | dpif_name(backer->dpif)); | |
1181 | } else { | |
1182 | VLOG_INFO("%s: Datapath supports truncate action", | |
1183 | dpif_name(backer->dpif)); | |
1184 | } | |
1185 | ||
1186 | return !error; | |
1187 | } | |
1188 | ||
535e3acf AZ |
1189 | /* Tests whether 'backer''s datapath supports the clone action |
1190 | * OVS_ACTION_ATTR_CLONE. */ | |
1191 | static bool | |
1192 | check_clone(struct dpif_backer *backer) | |
1193 | { | |
535e3acf AZ |
1194 | struct eth_header *eth; |
1195 | struct flow flow; | |
1196 | struct dp_packet packet; | |
1197 | struct ofpbuf actions; | |
1198 | size_t clone_start; | |
1199 | int error; | |
1200 | ||
1201 | /* Compose clone with an empty action list. | |
1202 | * and check if datapath can decode the message. */ | |
1203 | ofpbuf_init(&actions, 64); | |
1204 | clone_start = nl_msg_start_nested(&actions, OVS_ACTION_ATTR_CLONE); | |
1205 | nl_msg_end_nested(&actions, clone_start); | |
1206 | ||
1207 | /* Compose a dummy Ethernet packet. */ | |
1208 | dp_packet_init(&packet, ETH_HEADER_LEN); | |
1209 | eth = dp_packet_put_zeros(&packet, ETH_HEADER_LEN); | |
1210 | eth->eth_type = htons(0x1234); | |
1211 | ||
1212 | flow_extract(&packet, &flow); | |
1213 | ||
1214 | /* Execute the actions. On older datapaths this fails with EINVAL, on | |
1215 | * newer datapaths it succeeds. */ | |
c4d8a4e0 IM |
1216 | struct dpif_execute execute = { |
1217 | .actions = actions.data, | |
1218 | .actions_len = actions.size, | |
1219 | .packet = &packet, | |
1220 | .flow = &flow, | |
1221 | .probe = true, | |
1222 | }; | |
535e3acf AZ |
1223 | error = dpif_execute(backer->dpif, &execute); |
1224 | ||
1225 | dp_packet_uninit(&packet); | |
1226 | ofpbuf_uninit(&actions); | |
1227 | ||
1228 | if (error) { | |
1229 | VLOG_INFO("%s: Datapath does not support clone action", | |
1230 | dpif_name(backer->dpif)); | |
1231 | } else { | |
1232 | VLOG_INFO("%s: Datapath supports clone action", | |
1233 | dpif_name(backer->dpif)); | |
1234 | } | |
1235 | ||
1236 | return !error; | |
1237 | } | |
1238 | ||
adfe7a0b JR |
1239 | /* Tests whether 'backer''s datapath supports the OVS_CT_ATTR_EVENTMASK |
1240 | * attribute in OVS_ACTION_ATTR_CT. */ | |
1241 | static bool | |
1242 | check_ct_eventmask(struct dpif_backer *backer) | |
1243 | { | |
adfe7a0b JR |
1244 | struct dp_packet packet; |
1245 | struct ofpbuf actions; | |
1246 | struct flow flow = { | |
1247 | .dl_type = CONSTANT_HTONS(ETH_TYPE_IP), | |
1248 | .nw_proto = IPPROTO_UDP, | |
1249 | .nw_ttl = 64, | |
1250 | /* Use the broadcast address on the loopback address range 127/8 to | |
1251 | * avoid hitting any real conntrack entries. We leave the UDP ports to | |
1252 | * zeroes for the same purpose. */ | |
1253 | .nw_src = CONSTANT_HTONL(0x7fffffff), | |
1254 | .nw_dst = CONSTANT_HTONL(0x7fffffff), | |
1255 | }; | |
1256 | size_t ct_start; | |
1257 | int error; | |
1258 | ||
1259 | /* Compose CT action with eventmask attribute and check if datapath can | |
1260 | * decode the message. */ | |
1261 | ofpbuf_init(&actions, 64); | |
1262 | ct_start = nl_msg_start_nested(&actions, OVS_ACTION_ATTR_CT); | |
1263 | /* Eventmask has no effect without the commit flag, but currently the | |
1264 | * datapath will accept an eventmask even without commit. This is useful | |
1265 | * as we do not want to persist the probe connection in the conntrack | |
1266 | * table. */ | |
1267 | nl_msg_put_u32(&actions, OVS_CT_ATTR_EVENTMASK, ~0); | |
1268 | nl_msg_end_nested(&actions, ct_start); | |
1269 | ||
1270 | /* Compose a dummy UDP packet. */ | |
1271 | dp_packet_init(&packet, 0); | |
6f068379 | 1272 | flow_compose(&packet, &flow, NULL, 64); |
adfe7a0b JR |
1273 | |
1274 | /* Execute the actions. On older datapaths this fails with EINVAL, on | |
1275 | * newer datapaths it succeeds. */ | |
c4d8a4e0 IM |
1276 | struct dpif_execute execute = { |
1277 | .actions = actions.data, | |
1278 | .actions_len = actions.size, | |
1279 | .packet = &packet, | |
1280 | .flow = &flow, | |
1281 | .probe = true, | |
1282 | }; | |
adfe7a0b JR |
1283 | error = dpif_execute(backer->dpif, &execute); |
1284 | ||
1285 | dp_packet_uninit(&packet); | |
1286 | ofpbuf_uninit(&actions); | |
1287 | ||
1288 | if (error) { | |
1289 | VLOG_INFO("%s: Datapath does not support eventmask in conntrack action", | |
1290 | dpif_name(backer->dpif)); | |
1291 | } else { | |
1292 | VLOG_INFO("%s: Datapath supports eventmask in conntrack action", | |
1293 | dpif_name(backer->dpif)); | |
1294 | } | |
1295 | ||
1296 | return !error; | |
1297 | } | |
1298 | ||
1fe178d2 EG |
1299 | /* Tests whether 'backer''s datapath supports the OVS_ACTION_ATTR_CT_CLEAR |
1300 | * action. */ | |
1301 | static bool | |
1302 | check_ct_clear(struct dpif_backer *backer) | |
1303 | { | |
1304 | struct odputil_keybuf keybuf; | |
1305 | uint8_t actbuf[NL_A_FLAG_SIZE]; | |
1306 | struct ofpbuf actions; | |
1307 | struct ofpbuf key; | |
1308 | struct flow flow; | |
1309 | bool supported; | |
1310 | ||
1311 | struct odp_flow_key_parms odp_parms = { | |
1312 | .flow = &flow, | |
1313 | .probe = true, | |
1314 | }; | |
1315 | ||
1316 | memset(&flow, 0, sizeof flow); | |
1317 | ofpbuf_use_stack(&key, &keybuf, sizeof keybuf); | |
1318 | odp_flow_key_from_flow(&odp_parms, &key); | |
1319 | ||
1320 | ofpbuf_use_stack(&actions, &actbuf, sizeof actbuf); | |
1321 | nl_msg_put_flag(&actions, OVS_ACTION_ATTR_CT_CLEAR); | |
1322 | ||
1323 | supported = dpif_probe_feature(backer->dpif, "ct_clear", &key, | |
1324 | &actions, NULL); | |
1325 | ||
1326 | VLOG_INFO("%s: Datapath %s ct_clear action", | |
1327 | dpif_name(backer->dpif), (supported) ? "supports" | |
1328 | : "does not support"); | |
1329 | return supported; | |
1330 | } | |
1331 | ||
187bb41f YHW |
1332 | /* Tests whether 'backer''s datapath supports the OVS_CT_ATTR_TIMEOUT |
1333 | * attribute in OVS_ACTION_ATTR_CT. */ | |
1334 | static bool | |
1335 | check_ct_timeout_policy(struct dpif_backer *backer) | |
1336 | { | |
187bb41f YHW |
1337 | struct dp_packet packet; |
1338 | struct ofpbuf actions; | |
1339 | struct flow flow = { | |
1340 | .dl_type = CONSTANT_HTONS(ETH_TYPE_IP), | |
1341 | .nw_proto = IPPROTO_UDP, | |
1342 | .nw_ttl = 64, | |
1343 | /* Use the broadcast address on the loopback address range 127/8 to | |
1344 | * avoid hitting any real conntrack entries. We leave the UDP ports to | |
1345 | * zeroes for the same purpose. */ | |
1346 | .nw_src = CONSTANT_HTONL(0x7fffffff), | |
1347 | .nw_dst = CONSTANT_HTONL(0x7fffffff), | |
1348 | }; | |
1349 | size_t ct_start; | |
1350 | int error; | |
1351 | ||
1352 | /* Compose CT action with timeout policy attribute and check if datapath | |
1353 | * can decode the message. */ | |
1354 | ofpbuf_init(&actions, 64); | |
1355 | ct_start = nl_msg_start_nested(&actions, OVS_ACTION_ATTR_CT); | |
1356 | /* Timeout policy has no effect without the commit flag, but currently the | |
1357 | * datapath will accept a timeout policy even without commit. This is | |
1358 | * useful as we do not want to persist the probe connection in the | |
1359 | * conntrack table. */ | |
1360 | nl_msg_put_string(&actions, OVS_CT_ATTR_TIMEOUT, "ovs_test_tp"); | |
1361 | nl_msg_end_nested(&actions, ct_start); | |
1362 | ||
1363 | /* Compose a dummy UDP packet. */ | |
1364 | dp_packet_init(&packet, 0); | |
1365 | flow_compose(&packet, &flow, NULL, 64); | |
1366 | ||
1367 | /* Execute the actions. On older datapaths this fails with EINVAL, on | |
1368 | * newer datapaths it succeeds. */ | |
c4d8a4e0 IM |
1369 | struct dpif_execute execute = { |
1370 | .actions = actions.data, | |
1371 | .actions_len = actions.size, | |
1372 | .packet = &packet, | |
1373 | .flow = &flow, | |
1374 | .probe = true, | |
1375 | }; | |
187bb41f YHW |
1376 | error = dpif_execute(backer->dpif, &execute); |
1377 | ||
1378 | dp_packet_uninit(&packet); | |
1379 | ofpbuf_uninit(&actions); | |
1380 | ||
1381 | if (error) { | |
1382 | VLOG_INFO("%s: Datapath does not support timeout policy in conntrack " | |
1383 | "action", dpif_name(backer->dpif)); | |
1384 | } else { | |
1385 | VLOG_INFO("%s: Datapath supports timeout policy in conntrack action", | |
1386 | dpif_name(backer->dpif)); | |
1387 | } | |
1388 | ||
1389 | return !error; | |
1390 | } | |
5b34f8fc NS |
1391 | |
1392 | /* Tests whether 'backer''s datapath supports the | |
1393 | * OVS_ACTION_ATTR_CHECK_PKT_LEN action. */ | |
1394 | static bool | |
1395 | check_check_pkt_len(struct dpif_backer *backer) | |
1396 | { | |
1397 | struct odputil_keybuf keybuf; | |
1398 | struct ofpbuf actions; | |
1399 | struct ofpbuf key; | |
1400 | struct flow flow; | |
1401 | bool supported; | |
1402 | ||
1403 | struct odp_flow_key_parms odp_parms = { | |
1404 | .flow = &flow, | |
1405 | .probe = true, | |
1406 | }; | |
1407 | ||
1408 | memset(&flow, 0, sizeof flow); | |
1409 | ofpbuf_use_stack(&key, &keybuf, sizeof keybuf); | |
1410 | odp_flow_key_from_flow(&odp_parms, &key); | |
1411 | ofpbuf_init(&actions, 64); | |
1412 | size_t cpl_start; | |
1413 | ||
1414 | cpl_start = nl_msg_start_nested(&actions, OVS_ACTION_ATTR_CHECK_PKT_LEN); | |
1415 | nl_msg_put_u16(&actions, OVS_CHECK_PKT_LEN_ATTR_PKT_LEN, 100); | |
1416 | ||
1417 | /* Putting these actions without any data is good enough to check | |
1418 | * if check_pkt_len is supported or not. */ | |
1419 | nl_msg_put_flag(&actions, OVS_CHECK_PKT_LEN_ATTR_ACTIONS_IF_GREATER); | |
1420 | nl_msg_put_flag(&actions, OVS_CHECK_PKT_LEN_ATTR_ACTIONS_IF_LESS_EQUAL); | |
1421 | ||
1422 | nl_msg_end_nested(&actions, cpl_start); | |
1423 | ||
1424 | supported = dpif_probe_feature(backer->dpif, "check_pkt_len", &key, | |
1425 | &actions, NULL); | |
1426 | ofpbuf_uninit(&actions); | |
1427 | VLOG_INFO("%s: Datapath %s check_pkt_len action", | |
1428 | dpif_name(backer->dpif), supported ? "supports" | |
1429 | : "does not support"); | |
1430 | return supported; | |
1431 | } | |
1432 | ||
6a0b0d3b JS |
1433 | /* Probe the highest dp_hash algorithm supported by the datapath. */ |
1434 | static size_t | |
1435 | check_max_dp_hash_alg(struct dpif_backer *backer) | |
1436 | { | |
1437 | struct odputil_keybuf keybuf; | |
1438 | struct ofpbuf key; | |
1439 | struct flow flow; | |
1440 | struct ovs_action_hash *hash; | |
1441 | int max_alg = 0; | |
1442 | ||
1443 | struct odp_flow_key_parms odp_parms = { | |
1444 | .flow = &flow, | |
1445 | .probe = true, | |
1446 | }; | |
1447 | ||
1448 | memset(&flow, 0, sizeof flow); | |
1449 | ofpbuf_use_stack(&key, &keybuf, sizeof keybuf); | |
1450 | odp_flow_key_from_flow(&odp_parms, &key); | |
1451 | ||
1452 | /* All datapaths support algortithm 0 (OVS_HASH_ALG_L4). */ | |
1453 | for (int alg = 1; alg < __OVS_HASH_MAX; alg++) { | |
1454 | struct ofpbuf actions; | |
1455 | bool ok; | |
1456 | ||
1457 | ofpbuf_init(&actions, 300); | |
1458 | hash = nl_msg_put_unspec_uninit(&actions, | |
1459 | OVS_ACTION_ATTR_HASH, sizeof *hash); | |
1460 | hash->hash_basis = 0; | |
1461 | hash->hash_alg = alg; | |
1462 | ok = dpif_probe_feature(backer->dpif, "Max dp_hash algorithm", &key, | |
1463 | &actions, NULL); | |
1464 | ofpbuf_uninit(&actions); | |
1465 | if (ok) { | |
1466 | max_alg = alg; | |
1467 | } else { | |
1468 | break; | |
1469 | } | |
1470 | } | |
1471 | ||
1472 | VLOG_INFO("%s: Max dp_hash algorithm probed to be %d", | |
1473 | dpif_name(backer->dpif), max_alg); | |
1474 | return max_alg; | |
1475 | } | |
1476 | ||
d0d57149 FL |
1477 | /* Tests whether 'backer''s datapath supports IPv6 ND extensions. |
1478 | * Only userspace datapath support OVS_KEY_ATTR_ND_EXTENSIONS in keys. | |
1479 | * | |
1480 | * Returns false if 'backer' definitely does not support matching and | |
1481 | * setting reserved and options type, true if it seems to support. */ | |
1482 | static bool | |
1483 | check_nd_extensions(struct dpif_backer *backer) | |
1484 | { | |
1485 | struct eth_header *eth; | |
1486 | struct ofpbuf actions; | |
d0d57149 FL |
1487 | struct dp_packet packet; |
1488 | struct flow flow; | |
1489 | int error; | |
1490 | struct ovs_key_nd_extensions key, mask; | |
1491 | ||
1492 | ofpbuf_init(&actions, 64); | |
1493 | memset(&key, 0x53, sizeof key); | |
1494 | memset(&mask, 0x7f, sizeof mask); | |
1495 | commit_masked_set_action(&actions, OVS_KEY_ATTR_ND_EXTENSIONS, &key, &mask, | |
1496 | sizeof key); | |
1497 | ||
1498 | /* Compose a dummy ethernet packet. */ | |
1499 | dp_packet_init(&packet, ETH_HEADER_LEN); | |
1500 | eth = dp_packet_put_zeros(&packet, ETH_HEADER_LEN); | |
1501 | eth->eth_type = htons(0x1234); | |
1502 | ||
1503 | flow_extract(&packet, &flow); | |
1504 | ||
1505 | /* Execute the actions. On datapaths without support fails with EINVAL. */ | |
c4d8a4e0 IM |
1506 | struct dpif_execute execute = { |
1507 | .actions = actions.data, | |
1508 | .actions_len = actions.size, | |
1509 | .packet = &packet, | |
1510 | .flow = &flow, | |
1511 | .probe = true, | |
1512 | }; | |
d0d57149 FL |
1513 | error = dpif_execute(backer->dpif, &execute); |
1514 | ||
1515 | dp_packet_uninit(&packet); | |
1516 | ofpbuf_uninit(&actions); | |
1517 | ||
1518 | VLOG_INFO("%s: Datapath %s IPv6 ND Extensions", dpif_name(backer->dpif), | |
1519 | error ? "does not support" : "supports"); | |
1520 | ||
1521 | return !error; | |
1522 | } | |
1523 | ||
d77b0d5f | 1524 | #define CHECK_FEATURE__(NAME, SUPPORT, FIELD, VALUE, ETHTYPE) \ |
07659514 JS |
1525 | static bool \ |
1526 | check_##NAME(struct dpif_backer *backer) \ | |
1527 | { \ | |
1528 | struct flow flow; \ | |
1529 | struct odputil_keybuf keybuf; \ | |
1530 | struct ofpbuf key; \ | |
1531 | bool enable; \ | |
1532 | struct odp_flow_key_parms odp_parms = { \ | |
1533 | .flow = &flow, \ | |
1534 | .support = { \ | |
7b27258c | 1535 | .SUPPORT = true, \ |
07659514 JS |
1536 | }, \ |
1537 | }; \ | |
1538 | \ | |
1539 | memset(&flow, 0, sizeof flow); \ | |
7b27258c | 1540 | flow.FIELD = VALUE; \ |
d77b0d5f | 1541 | flow.dl_type = htons(ETHTYPE); \ |
07659514 JS |
1542 | \ |
1543 | ofpbuf_use_stack(&key, &keybuf, sizeof keybuf); \ | |
1544 | odp_flow_key_from_flow(&odp_parms, &key); \ | |
bb71c96e | 1545 | enable = dpif_probe_feature(backer->dpif, #NAME, &key, NULL, NULL); \ |
07659514 JS |
1546 | \ |
1547 | if (enable) { \ | |
1548 | VLOG_INFO("%s: Datapath supports "#NAME, dpif_name(backer->dpif)); \ | |
1549 | } else { \ | |
1550 | VLOG_INFO("%s: Datapath does not support "#NAME, \ | |
1551 | dpif_name(backer->dpif)); \ | |
1552 | } \ | |
1553 | \ | |
1554 | return enable; \ | |
1555 | } | |
d77b0d5f SV |
1556 | #define CHECK_FEATURE(FIELD) CHECK_FEATURE__(FIELD, FIELD, FIELD, 1, \ |
1557 | ETH_TYPE_IP) | |
07659514 JS |
1558 | |
1559 | CHECK_FEATURE(ct_state) | |
1560 | CHECK_FEATURE(ct_zone) | |
8e53fe8c | 1561 | CHECK_FEATURE(ct_mark) |
d77b0d5f SV |
1562 | CHECK_FEATURE__(ct_label, ct_label, ct_label.u64.lo, 1, ETH_TYPE_IP) |
1563 | CHECK_FEATURE__(ct_state_nat, ct_state, ct_state, \ | |
1564 | CS_TRACKED|CS_SRC_NAT, ETH_TYPE_IP) | |
1565 | CHECK_FEATURE__(ct_orig_tuple, ct_orig_tuple, ct_nw_proto, 1, ETH_TYPE_IP) | |
7b5bbe5d | 1566 | CHECK_FEATURE__(ct_orig_tuple6, ct_orig_tuple6, ct_nw_proto, 1, ETH_TYPE_IPV6) |
07659514 JS |
1567 | |
1568 | #undef CHECK_FEATURE | |
1569 | #undef CHECK_FEATURE__ | |
1570 | ||
b440dd8c JS |
1571 | static void |
1572 | check_support(struct dpif_backer *backer) | |
1573 | { | |
535e3acf | 1574 | /* Actions. */ |
88186383 AZ |
1575 | backer->rt_support.odp.recirc = check_recirc(backer); |
1576 | backer->rt_support.odp.max_vlan_headers = check_max_vlan_headers(backer); | |
1577 | backer->rt_support.odp.max_mpls_depth = check_max_mpls_depth(backer); | |
1578 | backer->rt_support.masked_set_action = check_masked_set_action(backer); | |
1579 | backer->rt_support.trunc = check_trunc_action(backer); | |
1580 | backer->rt_support.ufid = check_ufid(backer); | |
1581 | backer->rt_support.tnl_push_pop = dpif_supports_tnl_push_pop(backer->dpif); | |
1582 | backer->rt_support.clone = check_clone(backer); | |
1583 | backer->rt_support.sample_nesting = check_max_sample_nesting(backer); | |
1584 | backer->rt_support.ct_eventmask = check_ct_eventmask(backer); | |
1fe178d2 | 1585 | backer->rt_support.ct_clear = check_ct_clear(backer); |
6a0b0d3b | 1586 | backer->rt_support.max_hash_alg = check_max_dp_hash_alg(backer); |
5b34f8fc | 1587 | backer->rt_support.check_pkt_len = check_check_pkt_len(backer); |
187bb41f | 1588 | backer->rt_support.ct_timeout = check_ct_timeout_policy(backer); |
a13a0209 AT |
1589 | backer->rt_support.explicit_drop_action = |
1590 | dpif_supports_explicit_drop_action(backer->dpif); | |
9df65060 VDA |
1591 | backer->rt_support.lb_output_action= |
1592 | dpif_supports_lb_output_action(backer->dpif); | |
07659514 | 1593 | |
535e3acf | 1594 | /* Flow fields. */ |
88186383 AZ |
1595 | backer->rt_support.odp.ct_state = check_ct_state(backer); |
1596 | backer->rt_support.odp.ct_zone = check_ct_zone(backer); | |
1597 | backer->rt_support.odp.ct_mark = check_ct_mark(backer); | |
1598 | backer->rt_support.odp.ct_label = check_ct_label(backer); | |
88186383 AZ |
1599 | backer->rt_support.odp.ct_state_nat = check_ct_state_nat(backer); |
1600 | backer->rt_support.odp.ct_orig_tuple = check_ct_orig_tuple(backer); | |
1601 | backer->rt_support.odp.ct_orig_tuple6 = check_ct_orig_tuple6(backer); | |
d0d57149 | 1602 | backer->rt_support.odp.nd_ext = check_nd_extensions(backer); |
b440dd8c JS |
1603 | } |
1604 | ||
abe529af | 1605 | static int |
0f5f95a9 | 1606 | construct(struct ofproto *ofproto_) |
abe529af BP |
1607 | { |
1608 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
acf60855 | 1609 | struct shash_node *node, *next; |
abe529af | 1610 | int error; |
abe529af | 1611 | |
4d9226a7 JR |
1612 | /* Tunnel module can get used right after the udpif threads are running. */ |
1613 | ofproto_tunnel_init(); | |
1614 | ||
acf60855 | 1615 | error = open_dpif_backer(ofproto->up.type, &ofproto->backer); |
abe529af | 1616 | if (error) { |
abe529af BP |
1617 | return error; |
1618 | } | |
1619 | ||
290835f9 | 1620 | uuid_generate(&ofproto->uuid); |
44e0c35d | 1621 | atomic_init(&ofproto->tables_version, OVS_VERSION_MIN); |
abe529af BP |
1622 | ofproto->netflow = NULL; |
1623 | ofproto->sflow = NULL; | |
29089a54 | 1624 | ofproto->ipfix = NULL; |
21f7563c | 1625 | ofproto->stp = NULL; |
9efd308e | 1626 | ofproto->rstp = NULL; |
e79a6c83 | 1627 | ofproto->dump_seq = 0; |
abe529af | 1628 | hmap_init(&ofproto->bundles); |
e764773c | 1629 | ofproto->ml = mac_learning_create(MAC_ENTRY_DEFAULT_IDLE_TIME); |
6d95c4e8 | 1630 | ofproto->ms = NULL; |
ec7ceaed | 1631 | ofproto->mbridge = mbridge_create(); |
abe529af | 1632 | ofproto->has_bonded_bundles = false; |
e2d13c43 | 1633 | ofproto->lacp_enabled = false; |
97ba2d36 | 1634 | ovs_mutex_init_adaptive(&ofproto->stats_mutex); |
abe529af | 1635 | |
a2b53dec | 1636 | guarded_list_init(&ofproto->ams); |
ada3a58d | 1637 | |
acf60855 | 1638 | sset_init(&ofproto->ports); |
0a740f48 | 1639 | sset_init(&ofproto->ghost_ports); |
acf60855 JP |
1640 | sset_init(&ofproto->port_poll_set); |
1641 | ofproto->port_poll_errno = 0; | |
f23d157c | 1642 | ofproto->change_seq = 0; |
a2b53dec BP |
1643 | ofproto->ams_seq = seq_create(); |
1644 | ofproto->ams_seqno = seq_read(ofproto->ams_seq); | |
cfc50ae5 | 1645 | |
acf60855 JP |
1646 | |
1647 | SHASH_FOR_EACH_SAFE (node, next, &init_ofp_ports) { | |
4f9e08a5 | 1648 | struct iface_hint *iface_hint = node->data; |
acf60855 JP |
1649 | |
1650 | if (!strcmp(iface_hint->br_name, ofproto->up.name)) { | |
1651 | /* Check if the datapath already has this port. */ | |
1652 | if (dpif_port_exists(ofproto->backer->dpif, node->name)) { | |
1653 | sset_add(&ofproto->ports, node->name); | |
1654 | } | |
1655 | ||
1656 | free(iface_hint->br_name); | |
1657 | free(iface_hint->br_type); | |
4f9e08a5 | 1658 | free(iface_hint); |
acf60855 JP |
1659 | shash_delete(&init_ofp_ports, node); |
1660 | } | |
1661 | } | |
e1b1d06a | 1662 | |
911b4a7e JP |
1663 | hmap_insert(&all_ofproto_dpifs_by_name, |
1664 | &ofproto->all_ofproto_dpifs_by_name_node, | |
b44a10b7 | 1665 | hash_string(ofproto->up.name, 0)); |
911b4a7e JP |
1666 | hmap_insert(&all_ofproto_dpifs_by_uuid, |
1667 | &ofproto->all_ofproto_dpifs_by_uuid_node, | |
1668 | uuid_hash(&ofproto->uuid)); | |
6527c598 | 1669 | memset(&ofproto->stats, 0, sizeof ofproto->stats); |
0f5f95a9 BP |
1670 | |
1671 | ofproto_init_tables(ofproto_, N_TABLES); | |
c57b2226 | 1672 | error = add_internal_flows(ofproto); |
adcf00ba | 1673 | |
c57b2226 BP |
1674 | ofproto->up.tables[TBL_INTERNAL].flags = OFTABLE_HIDDEN | OFTABLE_READONLY; |
1675 | ||
1676 | return error; | |
1677 | } | |
1678 | ||
1679 | static int | |
adcf00ba | 1680 | add_internal_miss_flow(struct ofproto_dpif *ofproto, int id, |
f25d0cf3 | 1681 | const struct ofpbuf *ofpacts, struct rule_dpif **rulep) |
c57b2226 | 1682 | { |
adcf00ba | 1683 | struct match match; |
c57b2226 | 1684 | int error; |
adcf00ba | 1685 | struct rule *rule; |
c57b2226 | 1686 | |
adcf00ba AZ |
1687 | match_init_catchall(&match); |
1688 | match_set_reg(&match, 0, id); | |
c57b2226 | 1689 | |
290ad78a SH |
1690 | error = ofproto_dpif_add_internal_flow(ofproto, &match, 0, 0, ofpacts, |
1691 | &rule); | |
adcf00ba | 1692 | *rulep = error ? NULL : rule_dpif_cast(rule); |
0f5f95a9 | 1693 | |
adcf00ba | 1694 | return error; |
abe529af BP |
1695 | } |
1696 | ||
c57b2226 BP |
1697 | static int |
1698 | add_internal_flows(struct ofproto_dpif *ofproto) | |
1699 | { | |
f25d0cf3 BP |
1700 | struct ofpact_controller *controller; |
1701 | uint64_t ofpacts_stub[128 / 8]; | |
1702 | struct ofpbuf ofpacts; | |
adcf00ba | 1703 | struct rule *unused_rulep OVS_UNUSED; |
adcf00ba | 1704 | struct match match; |
c57b2226 BP |
1705 | int error; |
1706 | int id; | |
1707 | ||
f25d0cf3 | 1708 | ofpbuf_use_stack(&ofpacts, ofpacts_stub, sizeof ofpacts_stub); |
c57b2226 BP |
1709 | id = 1; |
1710 | ||
f25d0cf3 BP |
1711 | controller = ofpact_put_CONTROLLER(&ofpacts); |
1712 | controller->max_len = UINT16_MAX; | |
1713 | controller->controller_id = 0; | |
9bfe9334 | 1714 | controller->reason = OFPR_IMPLICIT_MISS; |
206ddb9a | 1715 | controller->meter_id = NX_CTLR_NO_METER; |
ce058104 | 1716 | ofpact_finish_CONTROLLER(&ofpacts, &controller); |
f25d0cf3 | 1717 | |
adcf00ba AZ |
1718 | error = add_internal_miss_flow(ofproto, id++, &ofpacts, |
1719 | &ofproto->miss_rule); | |
c57b2226 BP |
1720 | if (error) { |
1721 | return error; | |
1722 | } | |
1723 | ||
f25d0cf3 | 1724 | ofpbuf_clear(&ofpacts); |
adcf00ba | 1725 | error = add_internal_miss_flow(ofproto, id++, &ofpacts, |
dbb7c28f | 1726 | &ofproto->no_packet_in_rule); |
7fd51d39 BP |
1727 | if (error) { |
1728 | return error; | |
1729 | } | |
1730 | ||
adcf00ba | 1731 | error = add_internal_miss_flow(ofproto, id++, &ofpacts, |
dbb7c28f | 1732 | &ofproto->drop_frags_rule); |
adcf00ba AZ |
1733 | if (error) { |
1734 | return error; | |
1735 | } | |
1736 | ||
0c7812e5 AW |
1737 | /* Drop any run away non-recirc rule lookups. Recirc_id has to be |
1738 | * zero when reaching this rule. | |
adcf00ba | 1739 | * |
0c7812e5 | 1740 | * (priority=2), recirc_id=0, actions=drop |
adcf00ba | 1741 | */ |
0c7812e5 | 1742 | ofpbuf_clear(&ofpacts); |
adcf00ba AZ |
1743 | match_init_catchall(&match); |
1744 | match_set_recirc_id(&match, 0); | |
290ad78a | 1745 | error = ofproto_dpif_add_internal_flow(ofproto, &match, 2, 0, &ofpacts, |
adcf00ba | 1746 | &unused_rulep); |
c57b2226 BP |
1747 | return error; |
1748 | } | |
1749 | ||
abe529af | 1750 | static void |
fe13ccdc | 1751 | destruct(struct ofproto *ofproto_, bool del) |
abe529af BP |
1752 | { |
1753 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
a2b53dec | 1754 | struct ofproto_async_msg *am; |
78c8df12 | 1755 | struct rule_dpif *rule; |
d0918789 | 1756 | struct oftable *table; |
a2b53dec | 1757 | struct ovs_list ams; |
abe529af | 1758 | |
875b94ed | 1759 | ofproto->backer->need_revalidate = REV_RECONFIGURE; |
84f0f298 | 1760 | xlate_txn_start(); |
46c88433 | 1761 | xlate_remove_ofproto(ofproto); |
84f0f298 | 1762 | xlate_txn_commit(); |
46c88433 | 1763 | |
911b4a7e JP |
1764 | hmap_remove(&all_ofproto_dpifs_by_name, |
1765 | &ofproto->all_ofproto_dpifs_by_name_node); | |
1766 | hmap_remove(&all_ofproto_dpifs_by_uuid, | |
1767 | &ofproto->all_ofproto_dpifs_by_uuid_node); | |
7ee20df1 | 1768 | |
0697b5c3 | 1769 | OFPROTO_FOR_EACH_TABLE (table, &ofproto->up) { |
de4ad4a2 | 1770 | CLS_FOR_EACH (rule, up.cr, &table->cls) { |
8b81d1ef | 1771 | ofproto_rule_delete(&ofproto->up, &rule->up); |
0697b5c3 | 1772 | } |
7ee20df1 | 1773 | } |
daab0ae6 | 1774 | ofproto_group_delete_all(&ofproto->up); |
7ee20df1 | 1775 | |
a2b53dec BP |
1776 | guarded_list_pop_all(&ofproto->ams, &ams); |
1777 | LIST_FOR_EACH_POP (am, list_node, &ams) { | |
1778 | ofproto_async_msg_free(am); | |
ada3a58d | 1779 | } |
a2b53dec | 1780 | guarded_list_destroy(&ofproto->ams); |
ada3a58d | 1781 | |
e672ff9b | 1782 | recirc_free_ofproto(ofproto, ofproto->up.name); |
f9038ef6 | 1783 | |
ec7ceaed | 1784 | mbridge_unref(ofproto->mbridge); |
abe529af | 1785 | |
8e407f27 | 1786 | netflow_unref(ofproto->netflow); |
9723bcce | 1787 | dpif_sflow_unref(ofproto->sflow); |
8b7ea2d4 | 1788 | dpif_ipfix_unref(ofproto->ipfix); |
abe529af | 1789 | hmap_destroy(&ofproto->bundles); |
5d989517 | 1790 | mac_learning_unref(ofproto->ml); |
6d95c4e8 | 1791 | mcast_snooping_unref(ofproto->ms); |
7b91e3c8 | 1792 | stp_unref(ofproto->stp); |
1793 | rstp_unref(ofproto->rstp); | |
abe529af | 1794 | |
acf60855 | 1795 | sset_destroy(&ofproto->ports); |
0a740f48 | 1796 | sset_destroy(&ofproto->ghost_ports); |
acf60855 | 1797 | sset_destroy(&ofproto->port_poll_set); |
e1b1d06a | 1798 | |
0da3c61b | 1799 | ovs_mutex_destroy(&ofproto->stats_mutex); |
13501305 | 1800 | |
a2b53dec | 1801 | seq_destroy(ofproto->ams_seq); |
cfc50ae5 | 1802 | |
fe13ccdc | 1803 | close_dpif_backer(ofproto->backer, del); |
abe529af BP |
1804 | } |
1805 | ||
5fcc0d00 BP |
1806 | static int |
1807 | run(struct ofproto *ofproto_) | |
1808 | { | |
1809 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
e79a6c83 | 1810 | uint64_t new_seq, new_dump_seq; |
44810e6d | 1811 | bool is_connected; |
5fcc0d00 | 1812 | |
ec7ceaed EJ |
1813 | if (mbridge_need_revalidate(ofproto->mbridge)) { |
1814 | ofproto->backer->need_revalidate = REV_RECONFIGURE; | |
509c0149 | 1815 | ovs_rwlock_wrlock(&ofproto->ml->rwlock); |
30618594 | 1816 | mac_learning_flush(ofproto->ml); |
509c0149 | 1817 | ovs_rwlock_unlock(&ofproto->ml->rwlock); |
6d95c4e8 | 1818 | mcast_snooping_mdb_flush(ofproto->ms); |
ec7ceaed EJ |
1819 | } |
1820 | ||
a2b53dec | 1821 | /* Always updates the ofproto->ams_seqno to avoid frequent wakeup during |
b53d5c33 | 1822 | * flow restore. Even though nothing is processed during flow restore, |
a2b53dec | 1823 | * all queued 'ams' will be handled immediately when flow restore |
b53d5c33 | 1824 | * completes. */ |
a2b53dec | 1825 | ofproto->ams_seqno = seq_read(ofproto->ams_seq); |
b53d5c33 | 1826 | |
a6b7506d | 1827 | /* Do not perform any periodic activity required by 'ofproto' while |
40358701 | 1828 | * waiting for flow restore to complete. */ |
a6b7506d | 1829 | if (!ofproto_get_flow_restore_wait()) { |
a2b53dec BP |
1830 | struct ofproto_async_msg *am; |
1831 | struct ovs_list ams; | |
1832 | ||
1833 | guarded_list_pop_all(&ofproto->ams, &ams); | |
1834 | LIST_FOR_EACH_POP (am, list_node, &ams) { | |
1835 | connmgr_send_async_msg(ofproto->up.connmgr, am); | |
1836 | ofproto_async_msg_free(am); | |
a6b7506d | 1837 | } |
abe529af BP |
1838 | } |
1839 | ||
abe529af | 1840 | if (ofproto->netflow) { |
8bfaca5b | 1841 | netflow_run(ofproto->netflow); |
abe529af BP |
1842 | } |
1843 | if (ofproto->sflow) { | |
bae473fe | 1844 | dpif_sflow_run(ofproto->sflow); |
abe529af | 1845 | } |
978427a5 RL |
1846 | if (ofproto->ipfix) { |
1847 | dpif_ipfix_run(ofproto->ipfix); | |
1848 | } | |
abe529af | 1849 | |
f23d157c JS |
1850 | new_seq = seq_read(connectivity_seq_get()); |
1851 | if (ofproto->change_seq != new_seq) { | |
1852 | struct ofport_dpif *ofport; | |
1853 | ||
1854 | HMAP_FOR_EACH (ofport, up.hmap_node, &ofproto->up.ports) { | |
1855 | port_run(ofport); | |
1856 | } | |
1857 | ||
1858 | ofproto->change_seq = new_seq; | |
abe529af | 1859 | } |
e2d13c43 JS |
1860 | if (ofproto->lacp_enabled || ofproto->has_bonded_bundles) { |
1861 | struct ofbundle *bundle; | |
1862 | ||
1863 | HMAP_FOR_EACH (bundle, hmap_node, &ofproto->bundles) { | |
1864 | bundle_run(bundle); | |
1865 | } | |
abe529af BP |
1866 | } |
1867 | ||
21f7563c | 1868 | stp_run(ofproto); |
9efd308e | 1869 | rstp_run(ofproto); |
509c0149 | 1870 | ovs_rwlock_wrlock(&ofproto->ml->rwlock); |
30618594 EJ |
1871 | if (mac_learning_run(ofproto->ml)) { |
1872 | ofproto->backer->need_revalidate = REV_MAC_LEARNING; | |
1873 | } | |
509c0149 | 1874 | ovs_rwlock_unlock(&ofproto->ml->rwlock); |
abe529af | 1875 | |
6d95c4e8 FL |
1876 | if (mcast_snooping_run(ofproto->ms)) { |
1877 | ofproto->backer->need_revalidate = REV_MCAST_SNOOPING; | |
1878 | } | |
1879 | ||
44810e6d VDA |
1880 | /* Check if controller connection is toggled. */ |
1881 | is_connected = ofproto_is_alive(&ofproto->up); | |
1882 | if (ofproto->is_controller_connected != is_connected) { | |
1883 | ofproto->is_controller_connected = is_connected; | |
1884 | /* Trigger revalidation as fast failover group monitoring | |
1885 | * controller port may need to check liveness again. */ | |
1886 | ofproto->backer->need_revalidate = REV_RECONFIGURE; | |
1887 | } | |
1888 | ||
e79a6c83 EJ |
1889 | new_dump_seq = seq_read(udpif_dump_seq(ofproto->backer->udpif)); |
1890 | if (ofproto->dump_seq != new_dump_seq) { | |
1891 | struct rule *rule, *next_rule; | |
f5857865 | 1892 | long long now = time_msec(); |
e79a6c83 EJ |
1893 | |
1894 | /* We know stats are relatively fresh, so now is a good time to do some | |
1895 | * periodic work. */ | |
1896 | ofproto->dump_seq = new_dump_seq; | |
1897 | ||
1898 | /* Expire OpenFlow flows whose idle_timeout or hard_timeout | |
1899 | * has passed. */ | |
1900 | ovs_mutex_lock(&ofproto_mutex); | |
1901 | LIST_FOR_EACH_SAFE (rule, next_rule, expirable, | |
1902 | &ofproto->up.expirable) { | |
f5857865 | 1903 | rule_expire(rule_dpif_cast(rule), now); |
e79a6c83 EJ |
1904 | } |
1905 | ovs_mutex_unlock(&ofproto_mutex); | |
1906 | ||
1907 | /* All outstanding data in existing flows has been accounted, so it's a | |
1908 | * good time to do bond rebalancing. */ | |
60cda7d6 | 1909 | if (ofproto->has_bonded_bundles) { |
e79a6c83 EJ |
1910 | struct ofbundle *bundle; |
1911 | ||
1912 | HMAP_FOR_EACH (bundle, hmap_node, &ofproto->bundles) { | |
60cda7d6 AZ |
1913 | if (bundle->bond) { |
1914 | bond_rebalance(bundle->bond); | |
e79a6c83 EJ |
1915 | } |
1916 | } | |
6814e51f BP |
1917 | } |
1918 | } | |
abe529af BP |
1919 | return 0; |
1920 | } | |
1921 | ||
1922 | static void | |
f07c97f5 | 1923 | ofproto_dpif_wait(struct ofproto *ofproto_) |
abe529af BP |
1924 | { |
1925 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
abe529af | 1926 | |
40358701 GS |
1927 | if (ofproto_get_flow_restore_wait()) { |
1928 | return; | |
1929 | } | |
1930 | ||
abe529af | 1931 | if (ofproto->sflow) { |
bae473fe | 1932 | dpif_sflow_wait(ofproto->sflow); |
abe529af | 1933 | } |
978427a5 RL |
1934 | if (ofproto->ipfix) { |
1935 | dpif_ipfix_wait(ofproto->ipfix); | |
1936 | } | |
e2d13c43 JS |
1937 | if (ofproto->lacp_enabled || ofproto->has_bonded_bundles) { |
1938 | struct ofbundle *bundle; | |
1939 | ||
1940 | HMAP_FOR_EACH (bundle, hmap_node, &ofproto->bundles) { | |
1941 | bundle_wait(bundle); | |
1942 | } | |
abe529af | 1943 | } |
6fca1ffb BP |
1944 | if (ofproto->netflow) { |
1945 | netflow_wait(ofproto->netflow); | |
1946 | } | |
509c0149 | 1947 | ovs_rwlock_rdlock(&ofproto->ml->rwlock); |
1c313b88 | 1948 | mac_learning_wait(ofproto->ml); |
509c0149 | 1949 | ovs_rwlock_unlock(&ofproto->ml->rwlock); |
6d95c4e8 | 1950 | mcast_snooping_wait(ofproto->ms); |
21f7563c | 1951 | stp_wait(ofproto); |
2cc3c58e | 1952 | if (ofproto->backer->need_revalidate) { |
abe529af | 1953 | poll_immediate_wake(); |
abe529af | 1954 | } |
abe529af | 1955 | |
e79a6c83 | 1956 | seq_wait(udpif_dump_seq(ofproto->backer->udpif), ofproto->dump_seq); |
a2b53dec | 1957 | seq_wait(ofproto->ams_seq, ofproto->ams_seqno); |
0d085684 BP |
1958 | } |
1959 | ||
1c030aa5 EJ |
1960 | static void |
1961 | type_get_memory_usage(const char *type, struct simap *usage) | |
1962 | { | |
1963 | struct dpif_backer *backer; | |
1964 | ||
1965 | backer = shash_find_data(&all_dpif_backers, type); | |
1966 | if (backer) { | |
1967 | udpif_get_memory_usage(backer->udpif, usage); | |
1968 | } | |
1969 | } | |
1970 | ||
abe529af | 1971 | static void |
1b5b5071 | 1972 | flush(struct ofproto *ofproto_) |
abe529af | 1973 | { |
1b5b5071 AZ |
1974 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); |
1975 | struct dpif_backer *backer = ofproto->backer; | |
1976 | ||
1977 | if (backer) { | |
1978 | udpif_flush(backer->udpif); | |
1979 | } | |
abe529af BP |
1980 | } |
1981 | ||
6c1491fb | 1982 | static void |
3c1bb396 | 1983 | query_tables(struct ofproto *ofproto, |
4bc938cc | 1984 | struct ofputil_table_features *features OVS_UNUSED, |
3c1bb396 | 1985 | struct ofputil_table_stats *stats) |
6c1491fb | 1986 | { |
3c1bb396 BP |
1987 | if (stats) { |
1988 | int i; | |
6c1491fb | 1989 | |
3c1bb396 BP |
1990 | for (i = 0; i < ofproto->n_tables; i++) { |
1991 | unsigned long missed, matched; | |
d611866c | 1992 | |
afcea9ea JR |
1993 | atomic_read_relaxed(&ofproto->tables[i].n_matched, &matched); |
1994 | atomic_read_relaxed(&ofproto->tables[i].n_missed, &missed); | |
1995 | ||
3c1bb396 | 1996 | stats[i].matched_count = matched; |
3c1bb396 BP |
1997 | stats[i].lookup_count = matched + missed; |
1998 | } | |
d611866c | 1999 | } |
6c1491fb BP |
2000 | } |
2001 | ||
621b8064 | 2002 | static void |
44e0c35d | 2003 | set_tables_version(struct ofproto *ofproto_, ovs_version_t version) |
621b8064 JR |
2004 | { |
2005 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
2006 | ||
f9cf9e57 JR |
2007 | /* Use memory_order_release to signify that any prior memory accesses can |
2008 | * not be reordered to happen after this atomic store. This makes sure the | |
2009 | * new version is properly set up when the readers can read this 'version' | |
2010 | * value. */ | |
2011 | atomic_store_explicit(&ofproto->tables_version, version, | |
2012 | memory_order_release); | |
2013 | /* 'need_revalidate' can be reordered to happen before the atomic_store | |
2014 | * above, but it does not matter as this variable is not accessed by other | |
2015 | * threads. */ | |
1fc71871 | 2016 | ofproto->backer->need_revalidate = REV_FLOW_TABLE; |
621b8064 JR |
2017 | } |
2018 | ||
abe529af BP |
2019 | static struct ofport * |
2020 | port_alloc(void) | |
2021 | { | |
3da29e32 | 2022 | struct ofport_dpif *port = xzalloc(sizeof *port); |
abe529af BP |
2023 | return &port->up; |
2024 | } | |
2025 | ||
2026 | static void | |
2027 | port_dealloc(struct ofport *port_) | |
2028 | { | |
2029 | struct ofport_dpif *port = ofport_dpif_cast(port_); | |
2030 | free(port); | |
2031 | } | |
2032 | ||
2033 | static int | |
2034 | port_construct(struct ofport *port_) | |
2035 | { | |
2036 | struct ofport_dpif *port = ofport_dpif_cast(port_); | |
2037 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(port->up.ofproto); | |
b9ad7294 | 2038 | const struct netdev *netdev = port->up.netdev; |
3aa30359 | 2039 | char namebuf[NETDEV_VPORT_NAME_BUFSIZE]; |
6d9e94b5 | 2040 | const char *dp_port_name; |
e1b1d06a JP |
2041 | struct dpif_port dpif_port; |
2042 | int error; | |
abe529af | 2043 | |
2cc3c58e | 2044 | ofproto->backer->need_revalidate = REV_RECONFIGURE; |
abe529af BP |
2045 | port->bundle = NULL; |
2046 | port->cfm = NULL; | |
ccc09689 | 2047 | port->bfd = NULL; |
0477baa9 | 2048 | port->lldp = NULL; |
21f7563c JP |
2049 | port->stp_port = NULL; |
2050 | port->stp_state = STP_DISABLED; | |
9efd308e DV |
2051 | port->rstp_port = NULL; |
2052 | port->rstp_state = RSTP_DISABLED; | |
42943cde | 2053 | port->is_tunnel = false; |
6cbbf4fa | 2054 | port->peer = NULL; |
55954f6e EJ |
2055 | port->qdscp = NULL; |
2056 | port->n_qdscp = 0; | |
b9ad7294 | 2057 | port->carrier_seq = netdev_get_carrier_resets(netdev); |
abe529af | 2058 | |
b9ad7294 | 2059 | if (netdev_vport_is_patch(netdev)) { |
743cea45 | 2060 | /* By bailing out here, we don't submit the port to the sFlow module |
185b4e3a MG |
2061 | * to be considered for counter polling export. This is correct |
2062 | * because the patch port represents an interface that sFlow considers | |
2063 | * to be "internal" to the switch as a whole, and therefore not a | |
2064 | * candidate for counter polling. */ | |
4e022ec0 | 2065 | port->odp_port = ODPP_NONE; |
6cbbf4fa | 2066 | ofport_update_peer(port); |
0a740f48 EJ |
2067 | return 0; |
2068 | } | |
2069 | ||
6d9e94b5 AZ |
2070 | dp_port_name = netdev_vport_get_dpif_port(netdev, namebuf, sizeof namebuf); |
2071 | error = dpif_port_query_by_name(ofproto->backer->dpif, dp_port_name, | |
e1b1d06a JP |
2072 | &dpif_port); |
2073 | if (error) { | |
2074 | return error; | |
2075 | } | |
2076 | ||
2077 | port->odp_port = dpif_port.port_no; | |
2078 | ||
b9ad7294 | 2079 | if (netdev_get_tunnel_config(netdev)) { |
a36de779 | 2080 | atomic_count_inc(&ofproto->backer->tnl_count); |
ea0797c9 | 2081 | error = tnl_port_add(port, port->up.netdev, port->odp_port, |
6d9e94b5 | 2082 | ovs_native_tunneling_is_on(ofproto), dp_port_name); |
ea0797c9 BP |
2083 | if (error) { |
2084 | atomic_count_dec(&ofproto->backer->tnl_count); | |
2085 | dpif_port_destroy(&dpif_port); | |
2086 | return error; | |
2087 | } | |
2088 | ||
42943cde | 2089 | port->is_tunnel = true; |
b9ad7294 EJ |
2090 | } else { |
2091 | /* Sanity-check that a mapping doesn't already exist. This | |
2092 | * shouldn't happen for non-tunnel ports. */ | |
2093 | if (odp_port_to_ofp_port(ofproto, port->odp_port) != OFPP_NONE) { | |
2094 | VLOG_ERR("port %s already has an OpenFlow port number", | |
2095 | dpif_port.name); | |
da78d43d | 2096 | dpif_port_destroy(&dpif_port); |
b9ad7294 EJ |
2097 | return EBUSY; |
2098 | } | |
e1b1d06a | 2099 | |
8449c4d6 | 2100 | ovs_rwlock_wrlock(&ofproto->backer->odp_to_ofport_lock); |
b9ad7294 | 2101 | hmap_insert(&ofproto->backer->odp_to_ofport_map, &port->odp_port_node, |
f9c0c3ec | 2102 | hash_odp_port(port->odp_port)); |
8449c4d6 | 2103 | ovs_rwlock_unlock(&ofproto->backer->odp_to_ofport_lock); |
b9ad7294 | 2104 | } |
da78d43d | 2105 | dpif_port_destroy(&dpif_port); |
e1b1d06a | 2106 | |
abe529af | 2107 | if (ofproto->sflow) { |
e1b1d06a | 2108 | dpif_sflow_add_port(ofproto->sflow, port_, port->odp_port); |
abe529af | 2109 | } |
cd32509e MW |
2110 | if (ofproto->ipfix) { |
2111 | dpif_ipfix_add_port(ofproto->ipfix, port_, port->odp_port); | |
2112 | } | |
abe529af BP |
2113 | |
2114 | return 0; | |
2115 | } | |
2116 | ||
2117 | static void | |
9aad5a5a | 2118 | port_destruct(struct ofport *port_, bool del) |
abe529af BP |
2119 | { |
2120 | struct ofport_dpif *port = ofport_dpif_cast(port_); | |
2121 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(port->up.ofproto); | |
02f8d646 | 2122 | const char *devname = netdev_get_name(port->up.netdev); |
f87c1357 | 2123 | const char *netdev_type = netdev_get_type(port->up.netdev); |
3aa30359 BP |
2124 | char namebuf[NETDEV_VPORT_NAME_BUFSIZE]; |
2125 | const char *dp_port_name; | |
abe529af | 2126 | |
7894e7da | 2127 | ofproto->backer->need_revalidate = REV_RECONFIGURE; |
84f0f298 | 2128 | xlate_txn_start(); |
46c88433 | 2129 | xlate_ofport_remove(port); |
84f0f298 | 2130 | xlate_txn_commit(); |
7894e7da | 2131 | |
f87c1357 IM |
2132 | if (!del && strcmp(netdev_type, |
2133 | ofproto_port_open_type(port->up.ofproto, "internal"))) { | |
2134 | /* Check if datapath requires removal of attached ports. Avoid | |
2135 | * removal of 'internal' ports to preserve user ip/route settings. */ | |
2136 | del = dpif_cleanup_required(ofproto->backer->dpif); | |
2137 | } | |
2138 | ||
3aa30359 BP |
2139 | dp_port_name = netdev_vport_get_dpif_port(port->up.netdev, namebuf, |
2140 | sizeof namebuf); | |
9aad5a5a | 2141 | if (del && dpif_port_exists(ofproto->backer->dpif, dp_port_name)) { |
acf60855 JP |
2142 | /* The underlying device is still there, so delete it. This |
2143 | * happens when the ofproto is being destroyed, since the caller | |
2144 | * assumes that removal of attached ports will happen as part of | |
2145 | * destruction. */ | |
42943cde | 2146 | if (!port->is_tunnel) { |
97459c2f AV |
2147 | dpif_port_del(ofproto->backer->dpif, port->odp_port, false); |
2148 | } | |
2149 | } else if (del) { | |
2150 | /* The underlying device is already deleted (e.g. tunctl -d). | |
2151 | * Calling dpif_port_remove to do local cleanup for the netdev */ | |
2152 | if (!port->is_tunnel) { | |
2153 | dpif_port_del(ofproto->backer->dpif, port->odp_port, true); | |
a614d823 | 2154 | } |
acf60855 JP |
2155 | } |
2156 | ||
6cbbf4fa EJ |
2157 | if (port->peer) { |
2158 | port->peer->peer = NULL; | |
2159 | port->peer = NULL; | |
2160 | } | |
2161 | ||
42943cde | 2162 | if (port->odp_port != ODPP_NONE && !port->is_tunnel) { |
8449c4d6 | 2163 | ovs_rwlock_wrlock(&ofproto->backer->odp_to_ofport_lock); |
0a740f48 | 2164 | hmap_remove(&ofproto->backer->odp_to_ofport_map, &port->odp_port_node); |
8449c4d6 | 2165 | ovs_rwlock_unlock(&ofproto->backer->odp_to_ofport_lock); |
0a740f48 EJ |
2166 | } |
2167 | ||
a36de779 PS |
2168 | if (port->is_tunnel) { |
2169 | atomic_count_dec(&ofproto->backer->tnl_count); | |
2170 | } | |
2171 | ||
c8025aee | 2172 | tnl_port_del(port, port->odp_port); |
02f8d646 | 2173 | sset_find_and_delete(&ofproto->ports, devname); |
0a740f48 | 2174 | sset_find_and_delete(&ofproto->ghost_ports, devname); |
abe529af | 2175 | bundle_remove(port_); |
a5610457 | 2176 | set_cfm(port_, NULL); |
8aee94b6 | 2177 | set_bfd(port_, NULL); |
0477baa9 | 2178 | set_lldp(port_, NULL); |
0c0c32d8 BP |
2179 | if (port->stp_port) { |
2180 | stp_port_disable(port->stp_port); | |
2181 | } | |
f025bcb7 | 2182 | set_rstp_port(port_, NULL); |
abe529af | 2183 | if (ofproto->sflow) { |
bae473fe | 2184 | dpif_sflow_del_port(ofproto->sflow, port->odp_port); |
abe529af | 2185 | } |
cd32509e MW |
2186 | if (ofproto->ipfix) { |
2187 | dpif_ipfix_del_port(ofproto->ipfix, port->odp_port); | |
2188 | } | |
8b36f51e | 2189 | |
55954f6e | 2190 | free(port->qdscp); |
abe529af BP |
2191 | } |
2192 | ||
2193 | static void | |
2194 | port_modified(struct ofport *port_) | |
2195 | { | |
2196 | struct ofport_dpif *port = ofport_dpif_cast(port_); | |
a36de779 | 2197 | char namebuf[NETDEV_VPORT_NAME_BUFSIZE]; |
6d9e94b5 | 2198 | const char *dp_port_name; |
a36de779 | 2199 | struct netdev *netdev = port->up.netdev; |
abe529af BP |
2200 | |
2201 | if (port->bundle && port->bundle->bond) { | |
91fc374a | 2202 | bond_member_set_netdev(port->bundle->bond, port, netdev); |
abe529af | 2203 | } |
9d46b444 EJ |
2204 | |
2205 | if (port->cfm) { | |
a36de779 | 2206 | cfm_set_netdev(port->cfm, netdev); |
9d46b444 | 2207 | } |
f1e78bbd | 2208 | |
c1c4e8c7 | 2209 | if (port->bfd) { |
a36de779 | 2210 | bfd_set_netdev(port->bfd, netdev); |
c1c4e8c7 AW |
2211 | } |
2212 | ||
635c5db9 | 2213 | ofproto_dpif_monitor_port_update(port, port->bfd, port->cfm, |
74ff3298 | 2214 | port->lldp, &port->up.pp.hw_addr); |
635c5db9 | 2215 | |
6d9e94b5 | 2216 | dp_port_name = netdev_vport_get_dpif_port(netdev, namebuf, sizeof namebuf); |
a36de779 PS |
2217 | |
2218 | if (port->is_tunnel) { | |
2219 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(port->up.ofproto); | |
2220 | ||
c8025aee | 2221 | if (tnl_port_reconfigure(port, netdev, port->odp_port, port->odp_port, |
6d9e94b5 AZ |
2222 | ovs_native_tunneling_is_on(ofproto), |
2223 | dp_port_name)) { | |
a36de779 PS |
2224 | ofproto->backer->need_revalidate = REV_RECONFIGURE; |
2225 | } | |
f1e78bbd | 2226 | } |
6cbbf4fa EJ |
2227 | |
2228 | ofport_update_peer(port); | |
abe529af BP |
2229 | } |
2230 | ||
2231 | static void | |
9e1fd49b | 2232 | port_reconfigured(struct ofport *port_, enum ofputil_port_config old_config) |
abe529af BP |
2233 | { |
2234 | struct ofport_dpif *port = ofport_dpif_cast(port_); | |
2235 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(port->up.ofproto); | |
9e1fd49b | 2236 | enum ofputil_port_config changed = old_config ^ port->up.pp.config; |
abe529af | 2237 | |
9e1fd49b | 2238 | if (changed & (OFPUTIL_PC_NO_RECV | OFPUTIL_PC_NO_RECV_STP | |
c57b2226 BP |
2239 | OFPUTIL_PC_NO_FWD | OFPUTIL_PC_NO_FLOOD | |
2240 | OFPUTIL_PC_NO_PACKET_IN)) { | |
2cc3c58e | 2241 | ofproto->backer->need_revalidate = REV_RECONFIGURE; |
7bde8dd8 | 2242 | |
9e1fd49b | 2243 | if (changed & OFPUTIL_PC_NO_FLOOD && port->bundle) { |
7bde8dd8 JP |
2244 | bundle_update(port->bundle); |
2245 | } | |
abe529af | 2246 | } |
6d57dea9 | 2247 | port_run(port); |
abe529af BP |
2248 | } |
2249 | ||
2250 | static int | |
2251 | set_sflow(struct ofproto *ofproto_, | |
2252 | const struct ofproto_sflow_options *sflow_options) | |
2253 | { | |
2254 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
bae473fe | 2255 | struct dpif_sflow *ds = ofproto->sflow; |
6ff686f2 | 2256 | |
abe529af | 2257 | if (sflow_options) { |
4fe0f203 | 2258 | uint32_t old_probability = ds ? dpif_sflow_get_probability(ds) : 0; |
bae473fe | 2259 | if (!ds) { |
abe529af BP |
2260 | struct ofport_dpif *ofport; |
2261 | ||
4213f19d | 2262 | ds = ofproto->sflow = dpif_sflow_create(); |
abe529af | 2263 | HMAP_FOR_EACH (ofport, up.hmap_node, &ofproto->up.ports) { |
e1b1d06a | 2264 | dpif_sflow_add_port(ds, &ofport->up, ofport->odp_port); |
abe529af BP |
2265 | } |
2266 | } | |
bae473fe | 2267 | dpif_sflow_set_options(ds, sflow_options); |
4fe0f203 BP |
2268 | if (dpif_sflow_get_probability(ds) != old_probability) { |
2269 | ofproto->backer->need_revalidate = REV_RECONFIGURE; | |
2270 | } | |
abe529af | 2271 | } else { |
6ff686f2 | 2272 | if (ds) { |
9723bcce | 2273 | dpif_sflow_unref(ds); |
2cc3c58e | 2274 | ofproto->backer->need_revalidate = REV_RECONFIGURE; |
6ff686f2 PS |
2275 | ofproto->sflow = NULL; |
2276 | } | |
abe529af BP |
2277 | } |
2278 | return 0; | |
2279 | } | |
2280 | ||
29089a54 RL |
2281 | static int |
2282 | set_ipfix( | |
2283 | struct ofproto *ofproto_, | |
2284 | const struct ofproto_ipfix_bridge_exporter_options *bridge_exporter_options, | |
2285 | const struct ofproto_ipfix_flow_exporter_options *flow_exporters_options, | |
2286 | size_t n_flow_exporters_options) | |
2287 | { | |
2288 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
2289 | struct dpif_ipfix *di = ofproto->ipfix; | |
978427a5 | 2290 | bool has_options = bridge_exporter_options || flow_exporters_options; |
8b7ea2d4 | 2291 | bool new_di = false; |
29089a54 | 2292 | |
978427a5 RL |
2293 | if (has_options && !di) { |
2294 | di = ofproto->ipfix = dpif_ipfix_create(); | |
8b7ea2d4 | 2295 | new_di = true; |
978427a5 RL |
2296 | } |
2297 | ||
2298 | if (di) { | |
2299 | /* Call set_options in any case to cleanly flush the flow | |
2300 | * caches in the last exporters that are to be destroyed. */ | |
29089a54 RL |
2301 | dpif_ipfix_set_options( |
2302 | di, bridge_exporter_options, flow_exporters_options, | |
2303 | n_flow_exporters_options); | |
978427a5 | 2304 | |
cd32509e | 2305 | /* Add ports only when a new ipfix created */ |
8b7ea2d4 WZ |
2306 | if (new_di == true) { |
2307 | struct ofport_dpif *ofport; | |
2308 | HMAP_FOR_EACH (ofport, up.hmap_node, &ofproto->up.ports) { | |
cd32509e | 2309 | dpif_ipfix_add_port(di, &ofport->up, ofport->odp_port); |
8b7ea2d4 WZ |
2310 | } |
2311 | } | |
2312 | ||
978427a5 | 2313 | if (!has_options) { |
d857c8aa | 2314 | dpif_ipfix_unref(di); |
29089a54 RL |
2315 | ofproto->ipfix = NULL; |
2316 | } | |
2317 | } | |
978427a5 | 2318 | |
29089a54 RL |
2319 | return 0; |
2320 | } | |
2321 | ||
fb8f22c1 BY |
2322 | static int |
2323 | get_ipfix_stats(const struct ofproto *ofproto_, | |
2324 | bool bridge_ipfix, | |
2325 | struct ovs_list *replies) | |
2326 | { | |
2327 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
2328 | struct dpif_ipfix *di = ofproto->ipfix; | |
2329 | ||
2330 | if (!di) { | |
2331 | return OFPERR_NXST_NOT_CONFIGURED; | |
2332 | } | |
2333 | ||
2334 | return dpif_ipfix_get_stats(di, bridge_ipfix, replies); | |
2335 | } | |
2336 | ||
abe529af | 2337 | static int |
a5610457 | 2338 | set_cfm(struct ofport *ofport_, const struct cfm_settings *s) |
abe529af BP |
2339 | { |
2340 | struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
4e5e44e3 AW |
2341 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofport->up.ofproto); |
2342 | struct cfm *old = ofport->cfm; | |
635c5db9 | 2343 | int error = 0; |
abe529af | 2344 | |
635c5db9 | 2345 | if (s) { |
abe529af | 2346 | if (!ofport->cfm) { |
90967e95 | 2347 | ofport->cfm = cfm_create(ofport->up.netdev); |
abe529af BP |
2348 | } |
2349 | ||
a5610457 | 2350 | if (cfm_configure(ofport->cfm, s)) { |
635c5db9 AW |
2351 | error = 0; |
2352 | goto out; | |
abe529af BP |
2353 | } |
2354 | ||
2355 | error = EINVAL; | |
2356 | } | |
8e9a73fa | 2357 | cfm_unref(ofport->cfm); |
abe529af | 2358 | ofport->cfm = NULL; |
635c5db9 | 2359 | out: |
4e5e44e3 AW |
2360 | if (ofport->cfm != old) { |
2361 | ofproto->backer->need_revalidate = REV_RECONFIGURE; | |
2362 | } | |
635c5db9 | 2363 | ofproto_dpif_monitor_port_update(ofport, ofport->bfd, ofport->cfm, |
74ff3298 | 2364 | ofport->lldp, &ofport->up.pp.hw_addr); |
abe529af BP |
2365 | return error; |
2366 | } | |
2367 | ||
8f5514fe AW |
2368 | static bool |
2369 | cfm_status_changed(struct ofport *ofport_) | |
2370 | { | |
2371 | struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
2372 | ||
2373 | return ofport->cfm ? cfm_check_status_change(ofport->cfm) : true; | |
2374 | } | |
2375 | ||
88bf179a | 2376 | static int |
9a9e3786 | 2377 | get_cfm_status(const struct ofport *ofport_, |
685acfd9 | 2378 | struct cfm_status *status) |
1de11730 EJ |
2379 | { |
2380 | struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
88bf179a | 2381 | int ret = 0; |
1de11730 EJ |
2382 | |
2383 | if (ofport->cfm) { | |
8f5514fe | 2384 | cfm_get_status(ofport->cfm, status); |
1de11730 | 2385 | } else { |
88bf179a | 2386 | ret = ENOENT; |
1de11730 | 2387 | } |
88bf179a AW |
2388 | |
2389 | return ret; | |
1de11730 | 2390 | } |
ccc09689 EJ |
2391 | |
2392 | static int | |
2393 | set_bfd(struct ofport *ofport_, const struct smap *cfg) | |
2394 | { | |
2395 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofport_->ofproto); | |
2396 | struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
2397 | struct bfd *old; | |
2398 | ||
2399 | old = ofport->bfd; | |
c1c4e8c7 AW |
2400 | ofport->bfd = bfd_configure(old, netdev_get_name(ofport->up.netdev), |
2401 | cfg, ofport->up.netdev); | |
ccc09689 EJ |
2402 | if (ofport->bfd != old) { |
2403 | ofproto->backer->need_revalidate = REV_RECONFIGURE; | |
2404 | } | |
635c5db9 | 2405 | ofproto_dpif_monitor_port_update(ofport, ofport->bfd, ofport->cfm, |
74ff3298 | 2406 | ofport->lldp, &ofport->up.pp.hw_addr); |
ccc09689 EJ |
2407 | return 0; |
2408 | } | |
2409 | ||
8f5514fe AW |
2410 | static bool |
2411 | bfd_status_changed(struct ofport *ofport_) | |
2412 | { | |
2413 | struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
2414 | ||
2415 | return ofport->bfd ? bfd_check_status_change(ofport->bfd) : true; | |
2416 | } | |
2417 | ||
ccc09689 EJ |
2418 | static int |
2419 | get_bfd_status(struct ofport *ofport_, struct smap *smap) | |
2420 | { | |
2421 | struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
88bf179a | 2422 | int ret = 0; |
ccc09689 EJ |
2423 | |
2424 | if (ofport->bfd) { | |
8f5514fe | 2425 | bfd_get_status(ofport->bfd, smap); |
ccc09689 | 2426 | } else { |
88bf179a | 2427 | ret = ENOENT; |
ccc09689 | 2428 | } |
88bf179a AW |
2429 | |
2430 | return ret; | |
ccc09689 | 2431 | } |
0477baa9 DF |
2432 | |
2433 | static int | |
2434 | set_lldp(struct ofport *ofport_, | |
2435 | const struct smap *cfg) | |
2436 | { | |
2437 | struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
f0497750 | 2438 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofport->up.ofproto); |
0477baa9 DF |
2439 | int error = 0; |
2440 | ||
2441 | if (cfg) { | |
2442 | if (!ofport->lldp) { | |
0477baa9 DF |
2443 | ofproto->backer->need_revalidate = REV_RECONFIGURE; |
2444 | ofport->lldp = lldp_create(ofport->up.netdev, ofport_->mtu, cfg); | |
2445 | } | |
2446 | ||
19aef6ef | 2447 | if (!lldp_configure(ofport->lldp, cfg)) { |
f0497750 SR |
2448 | lldp_unref(ofport->lldp); |
2449 | ofport->lldp = NULL; | |
19aef6ef | 2450 | error = EINVAL; |
0477baa9 | 2451 | } |
f0497750 | 2452 | } else if (ofport->lldp) { |
19aef6ef DF |
2453 | lldp_unref(ofport->lldp); |
2454 | ofport->lldp = NULL; | |
f0497750 | 2455 | ofproto->backer->need_revalidate = REV_RECONFIGURE; |
19aef6ef DF |
2456 | } |
2457 | ||
0477baa9 DF |
2458 | ofproto_dpif_monitor_port_update(ofport, |
2459 | ofport->bfd, | |
2460 | ofport->cfm, | |
2461 | ofport->lldp, | |
74ff3298 | 2462 | &ofport->up.pp.hw_addr); |
0477baa9 DF |
2463 | return error; |
2464 | } | |
2465 | ||
2466 | static bool | |
2467 | get_lldp_status(const struct ofport *ofport_, | |
2468 | struct lldp_status *status OVS_UNUSED) | |
2469 | { | |
2470 | struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
2471 | ||
2472 | return ofport->lldp ? true : false; | |
2473 | } | |
2474 | ||
2475 | static int | |
2476 | set_aa(struct ofproto *ofproto OVS_UNUSED, | |
2477 | const struct aa_settings *s) | |
2478 | { | |
2479 | return aa_configure(s); | |
2480 | } | |
2481 | ||
2482 | static int | |
2483 | aa_mapping_set(struct ofproto *ofproto_ OVS_UNUSED, void *aux, | |
2484 | const struct aa_mapping_settings *s) | |
2485 | { | |
2486 | return aa_mapping_register(aux, s); | |
2487 | } | |
2488 | ||
2489 | static int | |
2490 | aa_mapping_unset(struct ofproto *ofproto OVS_UNUSED, void *aux) | |
2491 | { | |
2492 | return aa_mapping_unregister(aux); | |
2493 | } | |
2494 | ||
2495 | static int | |
2496 | aa_vlan_get_queued(struct ofproto *ofproto OVS_UNUSED, struct ovs_list *list) | |
2497 | { | |
2498 | return aa_get_vlan_queued(list); | |
2499 | } | |
2500 | ||
2501 | static unsigned int | |
2502 | aa_vlan_get_queue_size(struct ofproto *ofproto OVS_UNUSED) | |
2503 | { | |
2504 | return aa_get_vlan_queue_size(); | |
2505 | } | |
2506 | ||
abe529af | 2507 | \f |
21f7563c JP |
2508 | /* Spanning Tree. */ |
2509 | ||
6b90bc57 | 2510 | /* Called while rstp_mutex is held. */ |
9efd308e | 2511 | static void |
cf62fa4c | 2512 | rstp_send_bpdu_cb(struct dp_packet *pkt, void *ofport_, void *ofproto_) |
9efd308e DV |
2513 | { |
2514 | struct ofproto_dpif *ofproto = ofproto_; | |
6b90bc57 | 2515 | struct ofport_dpif *ofport = ofport_; |
2482b0b0 | 2516 | struct eth_header *eth = dp_packet_eth(pkt); |
6b90bc57 | 2517 | |
74ff3298 | 2518 | netdev_get_etheraddr(ofport->up.netdev, ð->eth_src); |
6b90bc57 JR |
2519 | if (eth_addr_is_zero(eth->eth_src)) { |
2520 | VLOG_WARN_RL(&rl, "%s port %d: cannot send RSTP BPDU on a port which " | |
2521 | "does not have a configured source MAC address.", | |
2522 | ofproto->up.name, ofp_to_u16(ofport->up.ofp_port)); | |
9efd308e | 2523 | } else { |
2eb79142 | 2524 | ofproto_dpif_send_packet(ofport, false, pkt); |
9efd308e | 2525 | } |
cf62fa4c | 2526 | dp_packet_delete(pkt); |
9efd308e DV |
2527 | } |
2528 | ||
21f7563c | 2529 | static void |
cf62fa4c | 2530 | send_bpdu_cb(struct dp_packet *pkt, int port_num, void *ofproto_) |
21f7563c JP |
2531 | { |
2532 | struct ofproto_dpif *ofproto = ofproto_; | |
2533 | struct stp_port *sp = stp_get_port(ofproto->stp, port_num); | |
2534 | struct ofport_dpif *ofport; | |
2535 | ||
2536 | ofport = stp_port_get_aux(sp); | |
2537 | if (!ofport) { | |
2538 | VLOG_WARN_RL(&rl, "%s: cannot send BPDU on unknown port %d", | |
2539 | ofproto->up.name, port_num); | |
2540 | } else { | |
2482b0b0 | 2541 | struct eth_header *eth = dp_packet_eth(pkt); |
21f7563c | 2542 | |
74ff3298 | 2543 | netdev_get_etheraddr(ofport->up.netdev, ð->eth_src); |
21f7563c JP |
2544 | if (eth_addr_is_zero(eth->eth_src)) { |
2545 | VLOG_WARN_RL(&rl, "%s: cannot send BPDU on port %d " | |
2546 | "with unknown MAC", ofproto->up.name, port_num); | |
2547 | } else { | |
2eb79142 | 2548 | ofproto_dpif_send_packet(ofport, false, pkt); |
21f7563c JP |
2549 | } |
2550 | } | |
cf62fa4c | 2551 | dp_packet_delete(pkt); |
21f7563c JP |
2552 | } |
2553 | ||
9efd308e DV |
2554 | /* Configure RSTP on 'ofproto_' using the settings defined in 's'. */ |
2555 | static void | |
2556 | set_rstp(struct ofproto *ofproto_, const struct ofproto_rstp_settings *s) | |
2557 | { | |
2558 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
2559 | ||
2560 | /* Only revalidate flows if the configuration changed. */ | |
2561 | if (!s != !ofproto->rstp) { | |
2562 | ofproto->backer->need_revalidate = REV_RECONFIGURE; | |
2563 | } | |
2564 | ||
2565 | if (s) { | |
2566 | if (!ofproto->rstp) { | |
2567 | ofproto->rstp = rstp_create(ofproto_->name, s->address, | |
4b30ba05 | 2568 | rstp_send_bpdu_cb, ofproto); |
9efd308e DV |
2569 | ofproto->rstp_last_tick = time_msec(); |
2570 | } | |
2571 | rstp_set_bridge_address(ofproto->rstp, s->address); | |
2572 | rstp_set_bridge_priority(ofproto->rstp, s->priority); | |
2573 | rstp_set_bridge_ageing_time(ofproto->rstp, s->ageing_time); | |
2574 | rstp_set_bridge_force_protocol_version(ofproto->rstp, | |
2575 | s->force_protocol_version); | |
2576 | rstp_set_bridge_max_age(ofproto->rstp, s->bridge_max_age); | |
2577 | rstp_set_bridge_forward_delay(ofproto->rstp, s->bridge_forward_delay); | |
2578 | rstp_set_bridge_transmit_hold_count(ofproto->rstp, | |
2579 | s->transmit_hold_count); | |
2580 | } else { | |
2581 | struct ofport *ofport; | |
2582 | HMAP_FOR_EACH (ofport, hmap_node, &ofproto->up.ports) { | |
2583 | set_rstp_port(ofport, NULL); | |
2584 | } | |
2585 | rstp_unref(ofproto->rstp); | |
2586 | ofproto->rstp = NULL; | |
2587 | } | |
2588 | } | |
2589 | ||
2590 | static void | |
2591 | get_rstp_status(struct ofproto *ofproto_, struct ofproto_rstp_status *s) | |
2592 | { | |
2593 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
2594 | ||
2595 | if (ofproto->rstp) { | |
2596 | s->enabled = true; | |
2597 | s->root_id = rstp_get_root_id(ofproto->rstp); | |
2598 | s->bridge_id = rstp_get_bridge_id(ofproto->rstp); | |
2599 | s->designated_id = rstp_get_designated_id(ofproto->rstp); | |
2600 | s->root_path_cost = rstp_get_root_path_cost(ofproto->rstp); | |
2601 | s->designated_port_id = rstp_get_designated_port_id(ofproto->rstp); | |
2602 | s->bridge_port_id = rstp_get_bridge_port_id(ofproto->rstp); | |
2603 | } else { | |
2604 | s->enabled = false; | |
2605 | } | |
2606 | } | |
2607 | ||
2608 | static void | |
2609 | update_rstp_port_state(struct ofport_dpif *ofport) | |
2610 | { | |
2611 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofport->up.ofproto); | |
2612 | enum rstp_state state; | |
2613 | ||
2614 | /* Figure out new state. */ | |
2615 | state = ofport->rstp_port ? rstp_port_get_state(ofport->rstp_port) | |
2616 | : RSTP_DISABLED; | |
2617 | ||
2618 | /* Update state. */ | |
2619 | if (ofport->rstp_state != state) { | |
2620 | enum ofputil_port_state of_state; | |
2621 | bool fwd_change; | |
2622 | ||
9a0bb428 JR |
2623 | VLOG_DBG("port %s: RSTP state changed from %s to %s", |
2624 | netdev_get_name(ofport->up.netdev), | |
2625 | rstp_state_name(ofport->rstp_state), | |
2626 | rstp_state_name(state)); | |
2372c146 | 2627 | |
9efd308e | 2628 | if (rstp_learn_in_state(ofport->rstp_state) |
66ff280d JR |
2629 | != rstp_learn_in_state(state)) { |
2630 | /* XXX: Learning action flows should also be flushed. */ | |
2631 | if (ofport->bundle) { | |
2372c146 JR |
2632 | if (!rstp_shift_root_learned_address(ofproto->rstp) |
2633 | || rstp_get_old_root_aux(ofproto->rstp) != ofport) { | |
2634 | bundle_flush_macs(ofport->bundle, false); | |
2635 | } | |
66ff280d | 2636 | } |
9efd308e DV |
2637 | } |
2638 | fwd_change = rstp_forward_in_state(ofport->rstp_state) | |
2639 | != rstp_forward_in_state(state); | |
2640 | ||
2641 | ofproto->backer->need_revalidate = REV_RSTP; | |
2642 | ofport->rstp_state = state; | |
2643 | ||
2644 | if (fwd_change && ofport->bundle) { | |
2645 | bundle_update(ofport->bundle); | |
2646 | } | |
2647 | ||
2648 | /* Update the RSTP state bits in the OpenFlow port description. */ | |
2649 | of_state = ofport->up.pp.state & ~OFPUTIL_PS_STP_MASK; | |
2650 | of_state |= (state == RSTP_LEARNING ? OFPUTIL_PS_STP_LEARN | |
2651 | : state == RSTP_FORWARDING ? OFPUTIL_PS_STP_FORWARD | |
2652 | : state == RSTP_DISCARDING ? OFPUTIL_PS_STP_LISTEN | |
2653 | : 0); | |
2654 | ofproto_port_set_state(&ofport->up, of_state); | |
2655 | } | |
2656 | } | |
2657 | ||
2658 | static void | |
2659 | rstp_run(struct ofproto_dpif *ofproto) | |
2660 | { | |
2661 | if (ofproto->rstp) { | |
2662 | long long int now = time_msec(); | |
2663 | long long int elapsed = now - ofproto->rstp_last_tick; | |
2664 | struct rstp_port *rp; | |
f025bcb7 | 2665 | struct ofport_dpif *ofport; |
54d3863b | 2666 | |
9efd308e DV |
2667 | /* Every second, decrease the values of the timers. */ |
2668 | if (elapsed >= 1000) { | |
2669 | rstp_tick_timers(ofproto->rstp); | |
2670 | ofproto->rstp_last_tick = now; | |
2671 | } | |
f025bcb7 JR |
2672 | rp = NULL; |
2673 | while ((ofport = rstp_get_next_changed_port_aux(ofproto->rstp, &rp))) { | |
2674 | update_rstp_port_state(ofport); | |
9efd308e | 2675 | } |
66ff280d JR |
2676 | rp = NULL; |
2677 | ofport = NULL; | |
9efd308e DV |
2678 | /* FIXME: This check should be done on-event (i.e., when setting |
2679 | * p->fdb_flush) and not periodically. | |
2680 | */ | |
66ff280d | 2681 | while ((ofport = rstp_check_and_reset_fdb_flush(ofproto->rstp, &rp))) { |
2372c146 JR |
2682 | if (!rstp_shift_root_learned_address(ofproto->rstp) |
2683 | || rstp_get_old_root_aux(ofproto->rstp) != ofport) { | |
2684 | bundle_flush_macs(ofport->bundle, false); | |
2685 | } | |
2686 | } | |
2687 | ||
2688 | if (rstp_shift_root_learned_address(ofproto->rstp)) { | |
c7e4f0b2 DV |
2689 | struct ofport_dpif *old_root_aux = |
2690 | (struct ofport_dpif *)rstp_get_old_root_aux(ofproto->rstp); | |
2691 | struct ofport_dpif *new_root_aux = | |
2692 | (struct ofport_dpif *)rstp_get_new_root_aux(ofproto->rstp); | |
2693 | if (old_root_aux != NULL && new_root_aux != NULL) { | |
2694 | bundle_move(old_root_aux->bundle, new_root_aux->bundle); | |
2695 | rstp_reset_root_changed(ofproto->rstp); | |
2696 | } | |
9efd308e DV |
2697 | } |
2698 | } | |
2699 | } | |
2700 | ||
21f7563c JP |
2701 | /* Configures STP on 'ofproto_' using the settings defined in 's'. */ |
2702 | static int | |
2703 | set_stp(struct ofproto *ofproto_, const struct ofproto_stp_settings *s) | |
2704 | { | |
2705 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
2706 | ||
2707 | /* Only revalidate flows if the configuration changed. */ | |
2708 | if (!s != !ofproto->stp) { | |
2cc3c58e | 2709 | ofproto->backer->need_revalidate = REV_RECONFIGURE; |
21f7563c JP |
2710 | } |
2711 | ||
2712 | if (s) { | |
2713 | if (!ofproto->stp) { | |
2714 | ofproto->stp = stp_create(ofproto_->name, s->system_id, | |
2715 | send_bpdu_cb, ofproto); | |
2716 | ofproto->stp_last_tick = time_msec(); | |
2717 | } | |
2718 | ||
2719 | stp_set_bridge_id(ofproto->stp, s->system_id); | |
2720 | stp_set_bridge_priority(ofproto->stp, s->priority); | |
2721 | stp_set_hello_time(ofproto->stp, s->hello_time); | |
2722 | stp_set_max_age(ofproto->stp, s->max_age); | |
2723 | stp_set_forward_delay(ofproto->stp, s->fwd_delay); | |
2724 | } else { | |
851bf71d EJ |
2725 | struct ofport *ofport; |
2726 | ||
2727 | HMAP_FOR_EACH (ofport, hmap_node, &ofproto->up.ports) { | |
2728 | set_stp_port(ofport, NULL); | |
2729 | } | |
2730 | ||
bd54dbcd | 2731 | stp_unref(ofproto->stp); |
21f7563c JP |
2732 | ofproto->stp = NULL; |
2733 | } | |
2734 | ||
2735 | return 0; | |
2736 | } | |
2737 | ||
2738 | static int | |
2739 | get_stp_status(struct ofproto *ofproto_, struct ofproto_stp_status *s) | |
2740 | { | |
2741 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
2742 | ||
2743 | if (ofproto->stp) { | |
2744 | s->enabled = true; | |
2745 | s->bridge_id = stp_get_bridge_id(ofproto->stp); | |
2746 | s->designated_root = stp_get_designated_root(ofproto->stp); | |
2747 | s->root_path_cost = stp_get_root_path_cost(ofproto->stp); | |
2748 | } else { | |
2749 | s->enabled = false; | |
2750 | } | |
2751 | ||
2752 | return 0; | |
2753 | } | |
2754 | ||
2755 | static void | |
2756 | update_stp_port_state(struct ofport_dpif *ofport) | |
2757 | { | |
2758 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofport->up.ofproto); | |
2759 | enum stp_state state; | |
2760 | ||
2761 | /* Figure out new state. */ | |
2762 | state = ofport->stp_port ? stp_port_get_state(ofport->stp_port) | |
2763 | : STP_DISABLED; | |
2764 | ||
2765 | /* Update state. */ | |
2766 | if (ofport->stp_state != state) { | |
9e1fd49b | 2767 | enum ofputil_port_state of_state; |
21f7563c JP |
2768 | bool fwd_change; |
2769 | ||
9a0bb428 JR |
2770 | VLOG_DBG("port %s: STP state changed from %s to %s", |
2771 | netdev_get_name(ofport->up.netdev), | |
2772 | stp_state_name(ofport->stp_state), | |
2773 | stp_state_name(state)); | |
21f7563c JP |
2774 | if (stp_learn_in_state(ofport->stp_state) |
2775 | != stp_learn_in_state(state)) { | |
2776 | /* xxx Learning action flows should also be flushed. */ | |
509c0149 | 2777 | ovs_rwlock_wrlock(&ofproto->ml->rwlock); |
30618594 | 2778 | mac_learning_flush(ofproto->ml); |
509c0149 | 2779 | ovs_rwlock_unlock(&ofproto->ml->rwlock); |
6d95c4e8 | 2780 | mcast_snooping_mdb_flush(ofproto->ms); |
21f7563c JP |
2781 | } |
2782 | fwd_change = stp_forward_in_state(ofport->stp_state) | |
2783 | != stp_forward_in_state(state); | |
2784 | ||
2cc3c58e | 2785 | ofproto->backer->need_revalidate = REV_STP; |
21f7563c JP |
2786 | ofport->stp_state = state; |
2787 | ofport->stp_state_entered = time_msec(); | |
2788 | ||
b308140a | 2789 | if (fwd_change && ofport->bundle) { |
21f7563c JP |
2790 | bundle_update(ofport->bundle); |
2791 | } | |
2792 | ||
2793 | /* Update the STP state bits in the OpenFlow port description. */ | |
9e1fd49b BP |
2794 | of_state = ofport->up.pp.state & ~OFPUTIL_PS_STP_MASK; |
2795 | of_state |= (state == STP_LISTENING ? OFPUTIL_PS_STP_LISTEN | |
2796 | : state == STP_LEARNING ? OFPUTIL_PS_STP_LEARN | |
2797 | : state == STP_FORWARDING ? OFPUTIL_PS_STP_FORWARD | |
2798 | : state == STP_BLOCKING ? OFPUTIL_PS_STP_BLOCK | |
2799 | : 0); | |
21f7563c JP |
2800 | ofproto_port_set_state(&ofport->up, of_state); |
2801 | } | |
2802 | } | |
2803 | ||
52182c5f | 2804 | static void |
2805 | stp_check_and_update_link_state(struct ofproto_dpif *ofproto) | |
2806 | { | |
2807 | struct ofport_dpif *ofport; | |
2808 | ||
2809 | HMAP_FOR_EACH (ofport, up.hmap_node, &ofproto->up.ports) { | |
2810 | bool up = netdev_get_carrier(ofport->up.netdev); | |
2811 | ||
2812 | if (ofport->stp_port && | |
2813 | up != (stp_port_get_state(ofport->stp_port) != STP_DISABLED)) { | |
2814 | ||
2815 | VLOG_DBG("bridge %s, port %s is %s, %s it.", | |
2816 | ofproto->up.name, netdev_get_name(ofport->up.netdev), | |
2817 | up ? "up" : "down", | |
2818 | up ? "enabling" : "disabling"); | |
2819 | ||
2820 | if (up) { | |
2821 | stp_port_enable(ofport->stp_port); | |
2822 | stp_port_set_aux(ofport->stp_port, ofport); | |
2823 | } else { | |
2824 | stp_port_disable(ofport->stp_port); | |
2825 | } | |
2826 | ||
2827 | update_stp_port_state(ofport); | |
2828 | } | |
2829 | } | |
2830 | } | |
2831 | ||
21f7563c JP |
2832 | /* Configures STP on 'ofport_' using the settings defined in 's'. The |
2833 | * caller is responsible for assigning STP port numbers and ensuring | |
2834 | * there are no duplicates. */ | |
2835 | static int | |
2836 | set_stp_port(struct ofport *ofport_, | |
2837 | const struct ofproto_port_stp_settings *s) | |
2838 | { | |
2839 | struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
2840 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofport->up.ofproto); | |
2841 | struct stp_port *sp = ofport->stp_port; | |
2842 | ||
2843 | if (!s || !s->enable) { | |
2844 | if (sp) { | |
2845 | ofport->stp_port = NULL; | |
2846 | stp_port_disable(sp); | |
ecd12731 | 2847 | update_stp_port_state(ofport); |
21f7563c JP |
2848 | } |
2849 | return 0; | |
2850 | } else if (sp && stp_port_no(sp) != s->port_num | |
f025bcb7 | 2851 | && ofport == stp_port_get_aux(sp)) { |
21f7563c JP |
2852 | /* The port-id changed, so disable the old one if it's not |
2853 | * already in use by another port. */ | |
2854 | stp_port_disable(sp); | |
2855 | } | |
2856 | ||
2857 | sp = ofport->stp_port = stp_get_port(ofproto->stp, s->port_num); | |
21f7563c | 2858 | |
fb20b0bf JR |
2859 | /* Set name before enabling the port so that debugging messages can print |
2860 | * the name. */ | |
11306274 | 2861 | stp_port_set_name(sp, netdev_get_name(ofport->up.netdev)); |
52182c5f | 2862 | |
2863 | if (netdev_get_carrier(ofport_->netdev)) { | |
2864 | stp_port_enable(sp); | |
2865 | } else { | |
2866 | stp_port_disable(sp); | |
2867 | } | |
fb20b0bf | 2868 | |
21f7563c JP |
2869 | stp_port_set_aux(sp, ofport); |
2870 | stp_port_set_priority(sp, s->priority); | |
2871 | stp_port_set_path_cost(sp, s->path_cost); | |
2872 | ||
2873 | update_stp_port_state(ofport); | |
2874 | ||
2875 | return 0; | |
2876 | } | |
2877 | ||
2878 | static int | |
2879 | get_stp_port_status(struct ofport *ofport_, | |
2880 | struct ofproto_port_stp_status *s) | |
2881 | { | |
2882 | struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
2883 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofport->up.ofproto); | |
2884 | struct stp_port *sp = ofport->stp_port; | |
2885 | ||
2886 | if (!ofproto->stp || !sp) { | |
2887 | s->enabled = false; | |
2888 | return 0; | |
2889 | } | |
2890 | ||
2891 | s->enabled = true; | |
926c9a4a | 2892 | stp_port_get_status(sp, &s->port_id, &s->state, &s->role); |
21f7563c | 2893 | s->sec_in_state = (time_msec() - ofport->stp_state_entered) / 1000; |
fd28ce3a JS |
2894 | |
2895 | return 0; | |
2896 | } | |
2897 | ||
2898 | static int | |
2899 | get_stp_port_stats(struct ofport *ofport_, | |
2900 | struct ofproto_port_stp_stats *s) | |
2901 | { | |
2902 | struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
2903 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofport->up.ofproto); | |
2904 | struct stp_port *sp = ofport->stp_port; | |
2905 | ||
2906 | if (!ofproto->stp || !sp) { | |
2907 | s->enabled = false; | |
2908 | return 0; | |
2909 | } | |
2910 | ||
2911 | s->enabled = true; | |
80740385 | 2912 | stp_port_get_counts(sp, &s->tx_count, &s->rx_count, &s->error_count); |
21f7563c JP |
2913 | |
2914 | return 0; | |
2915 | } | |
2916 | ||
2917 | static void | |
2918 | stp_run(struct ofproto_dpif *ofproto) | |
2919 | { | |
2920 | if (ofproto->stp) { | |
2921 | long long int now = time_msec(); | |
2922 | long long int elapsed = now - ofproto->stp_last_tick; | |
2923 | struct stp_port *sp; | |
2924 | ||
2925 | if (elapsed > 0) { | |
2926 | stp_tick(ofproto->stp, MIN(INT_MAX, elapsed)); | |
2927 | ofproto->stp_last_tick = now; | |
2928 | } | |
52182c5f | 2929 | |
2930 | stp_check_and_update_link_state(ofproto); | |
2931 | ||
21f7563c JP |
2932 | while (stp_get_changed_port(ofproto->stp, &sp)) { |
2933 | struct ofport_dpif *ofport = stp_port_get_aux(sp); | |
2934 | ||
2935 | if (ofport) { | |
2936 | update_stp_port_state(ofport); | |
2937 | } | |
2938 | } | |
6ae50723 EJ |
2939 | |
2940 | if (stp_check_and_reset_fdb_flush(ofproto->stp)) { | |
509c0149 | 2941 | ovs_rwlock_wrlock(&ofproto->ml->rwlock); |
30618594 | 2942 | mac_learning_flush(ofproto->ml); |
509c0149 | 2943 | ovs_rwlock_unlock(&ofproto->ml->rwlock); |
6d95c4e8 | 2944 | mcast_snooping_mdb_flush(ofproto->ms); |
6ae50723 | 2945 | } |
21f7563c JP |
2946 | } |
2947 | } | |
2948 | ||
2949 | static void | |
2950 | stp_wait(struct ofproto_dpif *ofproto) | |
2951 | { | |
2952 | if (ofproto->stp) { | |
2953 | poll_timer_wait(1000); | |
2954 | } | |
2955 | } | |
9efd308e DV |
2956 | |
2957 | /* Configures RSTP on 'ofport_' using the settings defined in 's'. The | |
2958 | * caller is responsible for assigning RSTP port numbers and ensuring | |
2959 | * there are no duplicates. */ | |
2960 | static void | |
2961 | set_rstp_port(struct ofport *ofport_, | |
cc33c223 | 2962 | const struct ofproto_port_rstp_settings *s) |
9efd308e DV |
2963 | { |
2964 | struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
2965 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofport->up.ofproto); | |
2966 | struct rstp_port *rp = ofport->rstp_port; | |
9efd308e DV |
2967 | |
2968 | if (!s || !s->enable) { | |
2969 | if (rp) { | |
e73e9165 JR |
2970 | rstp_port_set_aux(rp, NULL); |
2971 | rstp_port_set_state(rp, RSTP_DISABLED); | |
2972 | rstp_port_set_mac_operational(rp, false); | |
9efd308e | 2973 | ofport->rstp_port = NULL; |
e73e9165 | 2974 | rstp_port_unref(rp); |
9efd308e DV |
2975 | update_rstp_port_state(ofport); |
2976 | } | |
9efd308e DV |
2977 | return; |
2978 | } | |
f025bcb7 JR |
2979 | |
2980 | /* Check if need to add a new port. */ | |
9efd308e DV |
2981 | if (!rp) { |
2982 | rp = ofport->rstp_port = rstp_add_port(ofproto->rstp); | |
2983 | } | |
9efd308e | 2984 | |
f025bcb7 | 2985 | rstp_port_set(rp, s->port_num, s->priority, s->path_cost, |
67e8c1ac JR |
2986 | s->admin_edge_port, s->auto_edge, |
2987 | s->admin_p2p_mac_state, s->admin_port_state, s->mcheck, | |
8d2f8375 | 2988 | ofport, netdev_get_name(ofport->up.netdev)); |
9efd308e | 2989 | update_rstp_port_state(ofport); |
29db47ce | 2990 | /* Synchronize operational status. */ |
16361b11 | 2991 | rstp_port_set_mac_operational(rp, ofport->up.may_enable); |
9efd308e DV |
2992 | } |
2993 | ||
2994 | static void | |
2995 | get_rstp_port_status(struct ofport *ofport_, | |
2996 | struct ofproto_port_rstp_status *s) | |
2997 | { | |
2998 | struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
2999 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofport->up.ofproto); | |
3000 | struct rstp_port *rp = ofport->rstp_port; | |
3001 | ||
3002 | if (!ofproto->rstp || !rp) { | |
3003 | s->enabled = false; | |
3004 | return; | |
3005 | } | |
3006 | ||
3007 | s->enabled = true; | |
9c64e6b8 JR |
3008 | rstp_port_get_status(rp, &s->port_id, &s->state, &s->role, |
3009 | &s->designated_bridge_id, &s->designated_port_id, | |
3010 | &s->designated_path_cost, &s->tx_count, | |
f025bcb7 | 3011 | &s->rx_count, &s->error_count, &s->uptime); |
9efd308e DV |
3012 | } |
3013 | ||
21f7563c | 3014 | \f |
8b36f51e | 3015 | static int |
55954f6e | 3016 | set_queues(struct ofport *ofport_, const struct ofproto_port_queue *qdscp, |
8b36f51e EJ |
3017 | size_t n_qdscp) |
3018 | { | |
3019 | struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
3020 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofport->up.ofproto); | |
8b36f51e | 3021 | |
55954f6e EJ |
3022 | if (ofport->n_qdscp != n_qdscp |
3023 | || (n_qdscp && memcmp(ofport->qdscp, qdscp, | |
3024 | n_qdscp * sizeof *qdscp))) { | |
2cc3c58e | 3025 | ofproto->backer->need_revalidate = REV_RECONFIGURE; |
55954f6e EJ |
3026 | free(ofport->qdscp); |
3027 | ofport->qdscp = n_qdscp | |
3028 | ? xmemdup(qdscp, n_qdscp * sizeof *qdscp) | |
3029 | : NULL; | |
3030 | ofport->n_qdscp = n_qdscp; | |
8b36f51e EJ |
3031 | } |
3032 | ||
8b36f51e EJ |
3033 | return 0; |
3034 | } | |
3035 | \f | |
abe529af BP |
3036 | /* Bundles. */ |
3037 | ||
b44a10b7 BP |
3038 | /* Expires all MAC learning entries associated with 'bundle' and forces its |
3039 | * ofproto to revalidate every flow. | |
3040 | * | |
3041 | * Normally MAC learning entries are removed only from the ofproto associated | |
3042 | * with 'bundle', but if 'all_ofprotos' is true, then the MAC learning entries | |
3043 | * are removed from every ofproto. When patch ports and SLB bonds are in use | |
3044 | * and a VM migration happens and the gratuitous ARPs are somehow lost, this | |
3045 | * avoids a MAC_ENTRY_IDLE_TIME delay before the migrated VM can communicate | |
3046 | * with the host from which it migrated. */ | |
abe529af | 3047 | static void |
b44a10b7 | 3048 | bundle_flush_macs(struct ofbundle *bundle, bool all_ofprotos) |
abe529af BP |
3049 | { |
3050 | struct ofproto_dpif *ofproto = bundle->ofproto; | |
3051 | struct mac_learning *ml = ofproto->ml; | |
3052 | struct mac_entry *mac, *next_mac; | |
3053 | ||
2cc3c58e | 3054 | ofproto->backer->need_revalidate = REV_RECONFIGURE; |
509c0149 | 3055 | ovs_rwlock_wrlock(&ml->rwlock); |
abe529af | 3056 | LIST_FOR_EACH_SAFE (mac, next_mac, lru_node, &ml->lrus) { |
9d078ec2 | 3057 | if (mac_entry_get_port(ml, mac) == bundle) { |
b44a10b7 BP |
3058 | if (all_ofprotos) { |
3059 | struct ofproto_dpif *o; | |
3060 | ||
911b4a7e JP |
3061 | HMAP_FOR_EACH (o, all_ofproto_dpifs_by_name_node, |
3062 | &all_ofproto_dpifs_by_name) { | |
b44a10b7 BP |
3063 | if (o != ofproto) { |
3064 | struct mac_entry *e; | |
3065 | ||
509c0149 | 3066 | ovs_rwlock_wrlock(&o->ml->rwlock); |
30618594 | 3067 | e = mac_learning_lookup(o->ml, mac->mac, mac->vlan); |
b44a10b7 | 3068 | if (e) { |
b44a10b7 BP |
3069 | mac_learning_expire(o->ml, e); |
3070 | } | |
509c0149 | 3071 | ovs_rwlock_unlock(&o->ml->rwlock); |
b44a10b7 BP |
3072 | } |
3073 | } | |
3074 | } | |
3075 | ||
abe529af BP |
3076 | mac_learning_expire(ml, mac); |
3077 | } | |
3078 | } | |
509c0149 | 3079 | ovs_rwlock_unlock(&ml->rwlock); |
abe529af BP |
3080 | } |
3081 | ||
2372c146 JR |
3082 | static void |
3083 | bundle_move(struct ofbundle *old, struct ofbundle *new) | |
3084 | { | |
3085 | struct ofproto_dpif *ofproto = old->ofproto; | |
3086 | struct mac_learning *ml = ofproto->ml; | |
3087 | struct mac_entry *mac, *next_mac; | |
3088 | ||
3089 | ovs_assert(new->ofproto == old->ofproto); | |
3090 | ||
3091 | ofproto->backer->need_revalidate = REV_RECONFIGURE; | |
3092 | ovs_rwlock_wrlock(&ml->rwlock); | |
3093 | LIST_FOR_EACH_SAFE (mac, next_mac, lru_node, &ml->lrus) { | |
9d078ec2 BP |
3094 | if (mac_entry_get_port(ml, mac) == old) { |
3095 | mac_entry_set_port(ml, mac, new); | |
2372c146 JR |
3096 | } |
3097 | } | |
3098 | ovs_rwlock_unlock(&ml->rwlock); | |
3099 | } | |
3100 | ||
abe529af BP |
3101 | static struct ofbundle * |
3102 | bundle_lookup(const struct ofproto_dpif *ofproto, void *aux) | |
3103 | { | |
3104 | struct ofbundle *bundle; | |
3105 | ||
3106 | HMAP_FOR_EACH_IN_BUCKET (bundle, hmap_node, hash_pointer(aux, 0), | |
3107 | &ofproto->bundles) { | |
3108 | if (bundle->aux == aux) { | |
3109 | return bundle; | |
3110 | } | |
3111 | } | |
3112 | return NULL; | |
3113 | } | |
3114 | ||
7bde8dd8 JP |
3115 | static void |
3116 | bundle_update(struct ofbundle *bundle) | |
3117 | { | |
3118 | struct ofport_dpif *port; | |
3119 | ||
3120 | bundle->floodable = true; | |
3121 | LIST_FOR_EACH (port, bundle_node, &bundle->ports) { | |
9e1fd49b | 3122 | if (port->up.pp.config & OFPUTIL_PC_NO_FLOOD |
875ab130 | 3123 | || netdev_get_pt_mode(port->up.netdev) == NETDEV_PT_LEGACY_L3 |
4b5f1996 DV |
3124 | || (bundle->ofproto->stp && !stp_forward_in_state(port->stp_state)) |
3125 | || (bundle->ofproto->rstp && !rstp_forward_in_state(port->rstp_state))) { | |
7bde8dd8 JP |
3126 | bundle->floodable = false; |
3127 | break; | |
3128 | } | |
3129 | } | |
3130 | } | |
3131 | ||
abe529af BP |
3132 | static void |
3133 | bundle_del_port(struct ofport_dpif *port) | |
3134 | { | |
3135 | struct ofbundle *bundle = port->bundle; | |
3136 | ||
2cc3c58e | 3137 | bundle->ofproto->backer->need_revalidate = REV_RECONFIGURE; |
6f77f4ae | 3138 | |
417e7e66 | 3139 | ovs_list_remove(&port->bundle_node); |
abe529af BP |
3140 | port->bundle = NULL; |
3141 | ||
3142 | if (bundle->lacp) { | |
91fc374a | 3143 | lacp_member_unregister(bundle->lacp, port); |
abe529af BP |
3144 | } |
3145 | if (bundle->bond) { | |
91fc374a | 3146 | bond_member_unregister(bundle->bond, port); |
abe529af BP |
3147 | } |
3148 | ||
7bde8dd8 | 3149 | bundle_update(bundle); |
abe529af BP |
3150 | } |
3151 | ||
3152 | static bool | |
4e022ec0 | 3153 | bundle_add_port(struct ofbundle *bundle, ofp_port_t ofp_port, |
91fc374a | 3154 | struct lacp_member_settings *lacp) |
abe529af BP |
3155 | { |
3156 | struct ofport_dpif *port; | |
3157 | ||
e672ff9b | 3158 | port = ofp_port_to_ofport(bundle->ofproto, ofp_port); |
abe529af BP |
3159 | if (!port) { |
3160 | return false; | |
3161 | } | |
3162 | ||
3163 | if (port->bundle != bundle) { | |
2cc3c58e | 3164 | bundle->ofproto->backer->need_revalidate = REV_RECONFIGURE; |
abe529af | 3165 | if (port->bundle) { |
e019a574 | 3166 | bundle_remove(&port->up); |
abe529af BP |
3167 | } |
3168 | ||
3169 | port->bundle = bundle; | |
417e7e66 | 3170 | ovs_list_push_back(&bundle->ports, &port->bundle_node); |
9e1fd49b | 3171 | if (port->up.pp.config & OFPUTIL_PC_NO_FLOOD |
875ab130 | 3172 | || netdev_get_pt_mode(port->up.netdev) == NETDEV_PT_LEGACY_L3 |
4b5f1996 DV |
3173 | || (bundle->ofproto->stp && !stp_forward_in_state(port->stp_state)) |
3174 | || (bundle->ofproto->rstp && !rstp_forward_in_state(port->rstp_state))) { | |
abe529af BP |
3175 | bundle->floodable = false; |
3176 | } | |
3177 | } | |
3178 | if (lacp) { | |
2cc3c58e | 3179 | bundle->ofproto->backer->need_revalidate = REV_RECONFIGURE; |
91fc374a | 3180 | lacp_member_register(bundle->lacp, port, lacp); |
abe529af BP |
3181 | } |
3182 | ||
3183 | return true; | |
3184 | } | |
3185 | ||
3186 | static void | |
3187 | bundle_destroy(struct ofbundle *bundle) | |
3188 | { | |
3189 | struct ofproto_dpif *ofproto; | |
3190 | struct ofport_dpif *port, *next_port; | |
abe529af BP |
3191 | |
3192 | if (!bundle) { | |
3193 | return; | |
3194 | } | |
3195 | ||
3196 | ofproto = bundle->ofproto; | |
67912650 | 3197 | mbridge_unregister_bundle(ofproto->mbridge, bundle); |
abe529af | 3198 | |
84f0f298 | 3199 | xlate_txn_start(); |
46c88433 | 3200 | xlate_bundle_remove(bundle); |
84f0f298 | 3201 | xlate_txn_commit(); |
46c88433 | 3202 | |
abe529af BP |
3203 | LIST_FOR_EACH_SAFE (port, next_port, bundle_node, &bundle->ports) { |
3204 | bundle_del_port(port); | |
3205 | } | |
3206 | ||
b44a10b7 | 3207 | bundle_flush_macs(bundle, true); |
b077575e | 3208 | mcast_snooping_flush_bundle(ofproto->ms, bundle); |
abe529af BP |
3209 | hmap_remove(&ofproto->bundles, &bundle->hmap_node); |
3210 | free(bundle->name); | |
3211 | free(bundle->trunks); | |
fed8962a | 3212 | free(bundle->cvlans); |
91779071 | 3213 | lacp_unref(bundle->lacp); |
03366a2d | 3214 | bond_unref(bundle->bond); |
abe529af BP |
3215 | free(bundle); |
3216 | } | |
3217 | ||
3218 | static int | |
3219 | bundle_set(struct ofproto *ofproto_, void *aux, | |
3220 | const struct ofproto_bundle_settings *s) | |
3221 | { | |
3222 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
3223 | bool need_flush = false; | |
abe529af BP |
3224 | struct ofport_dpif *port; |
3225 | struct ofbundle *bundle; | |
f0fb825a | 3226 | unsigned long *trunks = NULL; |
fed8962a | 3227 | unsigned long *cvlans = NULL; |
ecac4ebf | 3228 | int vlan; |
abe529af BP |
3229 | size_t i; |
3230 | bool ok; | |
3231 | ||
afea2e89 DJ |
3232 | bundle = bundle_lookup(ofproto, aux); |
3233 | ||
abe529af | 3234 | if (!s) { |
afea2e89 | 3235 | bundle_destroy(bundle); |
abe529af BP |
3236 | return 0; |
3237 | } | |
3238 | ||
91fc374a BP |
3239 | ovs_assert(s->n_members == 1 || s->bond != NULL); |
3240 | ovs_assert((s->lacp != NULL) == (s->lacp_members != NULL)); | |
abe529af | 3241 | |
abe529af BP |
3242 | if (!bundle) { |
3243 | bundle = xmalloc(sizeof *bundle); | |
3244 | ||
3245 | bundle->ofproto = ofproto; | |
3246 | hmap_insert(&ofproto->bundles, &bundle->hmap_node, | |
3247 | hash_pointer(aux, 0)); | |
3248 | bundle->aux = aux; | |
3249 | bundle->name = NULL; | |
3250 | ||
417e7e66 | 3251 | ovs_list_init(&bundle->ports); |
ecac4ebf | 3252 | bundle->vlan_mode = PORT_VLAN_TRUNK; |
fed8962a | 3253 | bundle->qinq_ethtype = ETH_TYPE_VLAN_8021AD; |
abe529af BP |
3254 | bundle->vlan = -1; |
3255 | bundle->trunks = NULL; | |
fed8962a | 3256 | bundle->cvlans = NULL; |
5e9ceccd | 3257 | bundle->use_priority_tags = s->use_priority_tags; |
abe529af BP |
3258 | bundle->lacp = NULL; |
3259 | bundle->bond = NULL; | |
3260 | ||
3261 | bundle->floodable = true; | |
c005f976 | 3262 | bundle->protected = false; |
ec7ceaed | 3263 | mbridge_register_bundle(ofproto->mbridge, bundle); |
abe529af BP |
3264 | } |
3265 | ||
3266 | if (!bundle->name || strcmp(s->name, bundle->name)) { | |
3267 | free(bundle->name); | |
3268 | bundle->name = xstrdup(s->name); | |
3269 | } | |
3270 | ||
3271 | /* LACP. */ | |
3272 | if (s->lacp) { | |
e2d13c43 | 3273 | ofproto->lacp_enabled = true; |
abe529af | 3274 | if (!bundle->lacp) { |
2cc3c58e | 3275 | ofproto->backer->need_revalidate = REV_RECONFIGURE; |
abe529af BP |
3276 | bundle->lacp = lacp_create(); |
3277 | } | |
3278 | lacp_configure(bundle->lacp, s->lacp); | |
3279 | } else { | |
91779071 | 3280 | lacp_unref(bundle->lacp); |
abe529af BP |
3281 | bundle->lacp = NULL; |
3282 | } | |
3283 | ||
3284 | /* Update set of ports. */ | |
3285 | ok = true; | |
91fc374a BP |
3286 | for (i = 0; i < s->n_members; i++) { |
3287 | if (!bundle_add_port(bundle, s->members[i], | |
3288 | s->lacp ? &s->lacp_members[i] : NULL)) { | |
abe529af BP |
3289 | ok = false; |
3290 | } | |
3291 | } | |
91fc374a | 3292 | if (!ok || ovs_list_size(&bundle->ports) != s->n_members) { |
abe529af BP |
3293 | struct ofport_dpif *next_port; |
3294 | ||
3295 | LIST_FOR_EACH_SAFE (port, next_port, bundle_node, &bundle->ports) { | |
91fc374a BP |
3296 | for (i = 0; i < s->n_members; i++) { |
3297 | if (s->members[i] == port->up.ofp_port) { | |
abe529af BP |
3298 | goto found; |
3299 | } | |
3300 | } | |
3301 | ||
3302 | bundle_del_port(port); | |
3303 | found: ; | |
3304 | } | |
3305 | } | |
91fc374a | 3306 | ovs_assert(ovs_list_size(&bundle->ports) <= s->n_members); |
abe529af | 3307 | |
417e7e66 | 3308 | if (ovs_list_is_empty(&bundle->ports)) { |
abe529af BP |
3309 | bundle_destroy(bundle); |
3310 | return EINVAL; | |
3311 | } | |
3312 | ||
ecac4ebf | 3313 | /* Set VLAN tagging mode */ |
5e9ceccd BP |
3314 | if (s->vlan_mode != bundle->vlan_mode |
3315 | || s->use_priority_tags != bundle->use_priority_tags) { | |
ecac4ebf | 3316 | bundle->vlan_mode = s->vlan_mode; |
5e9ceccd | 3317 | bundle->use_priority_tags = s->use_priority_tags; |
ecac4ebf BP |
3318 | need_flush = true; |
3319 | } | |
3320 | ||
fed8962a EG |
3321 | if (s->qinq_ethtype != bundle->qinq_ethtype) { |
3322 | bundle->qinq_ethtype = s->qinq_ethtype; | |
3323 | need_flush = true; | |
3324 | } | |
3325 | ||
abe529af | 3326 | /* Set VLAN tag. */ |
ecac4ebf BP |
3327 | vlan = (s->vlan_mode == PORT_VLAN_TRUNK ? -1 |
3328 | : s->vlan >= 0 && s->vlan <= 4095 ? s->vlan | |
3329 | : 0); | |
3330 | if (vlan != bundle->vlan) { | |
3331 | bundle->vlan = vlan; | |
abe529af BP |
3332 | need_flush = true; |
3333 | } | |
3334 | ||
3335 | /* Get trunked VLANs. */ | |
ecac4ebf BP |
3336 | switch (s->vlan_mode) { |
3337 | case PORT_VLAN_ACCESS: | |
3338 | trunks = NULL; | |
3339 | break; | |
3340 | ||
3341 | case PORT_VLAN_TRUNK: | |
ebc56baa | 3342 | trunks = CONST_CAST(unsigned long *, s->trunks); |
ecac4ebf BP |
3343 | break; |
3344 | ||
3345 | case PORT_VLAN_NATIVE_UNTAGGED: | |
3346 | case PORT_VLAN_NATIVE_TAGGED: | |
3347 | if (vlan != 0 && (!s->trunks | |
3348 | || !bitmap_is_set(s->trunks, vlan) | |
3349 | || bitmap_is_set(s->trunks, 0))) { | |
3350 | /* Force trunking the native VLAN and prohibit trunking VLAN 0. */ | |
3351 | if (s->trunks) { | |
3352 | trunks = bitmap_clone(s->trunks, 4096); | |
3353 | } else { | |
3354 | trunks = bitmap_allocate1(4096); | |
3355 | } | |
3356 | bitmap_set1(trunks, vlan); | |
3357 | bitmap_set0(trunks, 0); | |
3358 | } else { | |
ebc56baa | 3359 | trunks = CONST_CAST(unsigned long *, s->trunks); |
ecac4ebf BP |
3360 | } |
3361 | break; | |
3362 | ||
fed8962a EG |
3363 | case PORT_VLAN_DOT1Q_TUNNEL: |
3364 | cvlans = CONST_CAST(unsigned long *, s->cvlans); | |
3365 | break; | |
3366 | ||
ecac4ebf | 3367 | default: |
428b2edd | 3368 | OVS_NOT_REACHED(); |
ecac4ebf | 3369 | } |
abe529af BP |
3370 | if (!vlan_bitmap_equal(trunks, bundle->trunks)) { |
3371 | free(bundle->trunks); | |
ecac4ebf BP |
3372 | if (trunks == s->trunks) { |
3373 | bundle->trunks = vlan_bitmap_clone(trunks); | |
3374 | } else { | |
3375 | bundle->trunks = trunks; | |
3376 | trunks = NULL; | |
3377 | } | |
abe529af BP |
3378 | need_flush = true; |
3379 | } | |
ecac4ebf BP |
3380 | if (trunks != s->trunks) { |
3381 | free(trunks); | |
3382 | } | |
abe529af | 3383 | |
fed8962a EG |
3384 | if (!vlan_bitmap_equal(cvlans, bundle->cvlans)) { |
3385 | free(bundle->cvlans); | |
3386 | if (cvlans == s->cvlans) { | |
3387 | bundle->cvlans = vlan_bitmap_clone(cvlans); | |
3388 | } else { | |
3389 | bundle->cvlans = cvlans; | |
3390 | cvlans = NULL; | |
3391 | } | |
3392 | need_flush = true; | |
3393 | } | |
3394 | if (cvlans != s->cvlans) { | |
3395 | free(cvlans); | |
3396 | } | |
3397 | ||
abe529af | 3398 | /* Bonding. */ |
417e7e66 | 3399 | if (!ovs_list_is_short(&bundle->ports)) { |
abe529af BP |
3400 | bundle->ofproto->has_bonded_bundles = true; |
3401 | if (bundle->bond) { | |
3402 | if (bond_reconfigure(bundle->bond, s->bond)) { | |
2cc3c58e | 3403 | ofproto->backer->need_revalidate = REV_RECONFIGURE; |
abe529af BP |
3404 | } |
3405 | } else { | |
adcf00ba | 3406 | bundle->bond = bond_create(s->bond, ofproto); |
2cc3c58e | 3407 | ofproto->backer->need_revalidate = REV_RECONFIGURE; |
abe529af BP |
3408 | } |
3409 | ||
3410 | LIST_FOR_EACH (port, bundle_node, &bundle->ports) { | |
91fc374a BP |
3411 | bond_member_register(bundle->bond, port, |
3412 | port->up.ofp_port, port->up.netdev); | |
abe529af BP |
3413 | } |
3414 | } else { | |
03366a2d | 3415 | bond_unref(bundle->bond); |
abe529af BP |
3416 | bundle->bond = NULL; |
3417 | } | |
3418 | ||
c005f976 BK |
3419 | /* Set proteced port mode */ |
3420 | if (s->protected != bundle->protected) { | |
3421 | bundle->protected = s->protected; | |
3422 | need_flush = true; | |
3423 | } | |
3424 | ||
abe529af BP |
3425 | /* If we changed something that would affect MAC learning, un-learn |
3426 | * everything on this port and force flow revalidation. */ | |
3427 | if (need_flush) { | |
b44a10b7 | 3428 | bundle_flush_macs(bundle, false); |
4fbbf862 | 3429 | mcast_snooping_flush_bundle(ofproto->ms, bundle); |
abe529af BP |
3430 | } |
3431 | ||
3432 | return 0; | |
3433 | } | |
3434 | ||
3435 | static void | |
3436 | bundle_remove(struct ofport *port_) | |
3437 | { | |
3438 | struct ofport_dpif *port = ofport_dpif_cast(port_); | |
3439 | struct ofbundle *bundle = port->bundle; | |
3440 | ||
3441 | if (bundle) { | |
3442 | bundle_del_port(port); | |
417e7e66 | 3443 | if (ovs_list_is_empty(&bundle->ports)) { |
abe529af | 3444 | bundle_destroy(bundle); |
417e7e66 | 3445 | } else if (ovs_list_is_short(&bundle->ports)) { |
03366a2d | 3446 | bond_unref(bundle->bond); |
abe529af BP |
3447 | bundle->bond = NULL; |
3448 | } | |
3449 | } | |
3450 | } | |
3451 | ||
9df65060 VDA |
3452 | int |
3453 | ofproto_dpif_add_lb_output_buckets(struct ofproto_dpif *ofproto, | |
3454 | uint32_t bond_id, | |
3455 | const ofp_port_t *slave_map) | |
3456 | { | |
3457 | odp_port_t odp_map[BOND_BUCKETS]; | |
3458 | ||
3459 | for (int bucket = 0; bucket < BOND_BUCKETS; bucket++) { | |
3460 | /* Convert ofp_port to odp_port. */ | |
3461 | odp_map[bucket] = ofp_port_to_odp_port(ofproto, slave_map[bucket]); | |
3462 | } | |
3463 | return dpif_bond_add(ofproto->backer->dpif, bond_id, odp_map); | |
3464 | } | |
3465 | ||
3466 | int | |
3467 | ofproto_dpif_delete_lb_output_buckets(struct ofproto_dpif *ofproto, | |
3468 | uint32_t bond_id) | |
3469 | { | |
3470 | return dpif_bond_del(ofproto->backer->dpif, bond_id); | |
3471 | } | |
3472 | ||
abe529af | 3473 | static void |
5f877369 | 3474 | send_pdu_cb(void *port_, const void *pdu, size_t pdu_size) |
abe529af | 3475 | { |
abe529af | 3476 | struct ofport_dpif *port = port_; |
74ff3298 | 3477 | struct eth_addr ea; |
abe529af BP |
3478 | int error; |
3479 | ||
74ff3298 | 3480 | error = netdev_get_etheraddr(port->up.netdev, &ea); |
abe529af | 3481 | if (!error) { |
cf62fa4c | 3482 | struct dp_packet packet; |
5f877369 | 3483 | void *packet_pdu; |
abe529af | 3484 | |
cf62fa4c | 3485 | dp_packet_init(&packet, 0); |
abe529af | 3486 | packet_pdu = eth_compose(&packet, eth_addr_lacp, ea, ETH_TYPE_LACP, |
5f877369 EJ |
3487 | pdu_size); |
3488 | memcpy(packet_pdu, pdu, pdu_size); | |
3489 | ||
a773a5c9 GM |
3490 | error = ofproto_dpif_send_packet(port, false, &packet); |
3491 | if (error) { | |
3492 | VLOG_WARN_RL(&rl, "port %s: cannot transmit LACP PDU (%s).", | |
3493 | port->bundle->name, ovs_strerror(error)); | |
3494 | } | |
cf62fa4c | 3495 | dp_packet_uninit(&packet); |
abe529af | 3496 | } else { |
7ed58d4a JP |
3497 | static struct vlog_rate_limit rll = VLOG_RATE_LIMIT_INIT(1, 10); |
3498 | VLOG_ERR_RL(&rll, "port %s: cannot obtain Ethernet address of iface " | |
abe529af | 3499 | "%s (%s)", port->bundle->name, |
10a89ef0 | 3500 | netdev_get_name(port->up.netdev), ovs_strerror(error)); |
abe529af BP |
3501 | } |
3502 | } | |
3503 | ||
3504 | static void | |
3505 | bundle_send_learning_packets(struct ofbundle *bundle) | |
3506 | { | |
3507 | struct ofproto_dpif *ofproto = bundle->ofproto; | |
3508 | int error, n_packets, n_errors; | |
3509 | struct mac_entry *e; | |
8613db65 DDP |
3510 | struct pkt_list { |
3511 | struct ovs_list list_node; | |
3512 | struct ofport_dpif *port; | |
3513 | struct dp_packet *pkt; | |
3514 | } *pkt_node; | |
ca6ba700 | 3515 | struct ovs_list packets; |
abe529af | 3516 | |
417e7e66 | 3517 | ovs_list_init(&packets); |
509c0149 | 3518 | ovs_rwlock_rdlock(&ofproto->ml->rwlock); |
abe529af | 3519 | LIST_FOR_EACH (e, lru_node, &ofproto->ml->lrus) { |
9d078ec2 | 3520 | if (mac_entry_get_port(ofproto->ml, e) != bundle) { |
8613db65 DDP |
3521 | pkt_node = xmalloc(sizeof *pkt_node); |
3522 | pkt_node->pkt = bond_compose_learning_packet(bundle->bond, | |
3523 | e->mac, e->vlan, | |
3524 | (void **)&pkt_node->port); | |
417e7e66 | 3525 | ovs_list_push_back(&packets, &pkt_node->list_node); |
abe529af BP |
3526 | } |
3527 | } | |
509c0149 | 3528 | ovs_rwlock_unlock(&ofproto->ml->rwlock); |
abe529af | 3529 | |
0165217e | 3530 | error = n_packets = n_errors = 0; |
8613db65 | 3531 | LIST_FOR_EACH_POP (pkt_node, list_node, &packets) { |
0165217e EJ |
3532 | int ret; |
3533 | ||
2eb79142 | 3534 | ret = ofproto_dpif_send_packet(pkt_node->port, false, pkt_node->pkt); |
8613db65 DDP |
3535 | dp_packet_delete(pkt_node->pkt); |
3536 | free(pkt_node); | |
0165217e EJ |
3537 | if (ret) { |
3538 | error = ret; | |
3539 | n_errors++; | |
3540 | } | |
3541 | n_packets++; | |
3542 | } | |
0165217e | 3543 | |
abe529af | 3544 | if (n_errors) { |
7ed58d4a JP |
3545 | static struct vlog_rate_limit rll = VLOG_RATE_LIMIT_INIT(1, 5); |
3546 | VLOG_WARN_RL(&rll, "bond %s: %d errors sending %d gratuitous learning " | |
abe529af | 3547 | "packets, last error was: %s", |
10a89ef0 | 3548 | bundle->name, n_errors, n_packets, ovs_strerror(error)); |
abe529af BP |
3549 | } else { |
3550 | VLOG_DBG("bond %s: sent %d gratuitous learning packets", | |
3551 | bundle->name, n_packets); | |
3552 | } | |
3553 | } | |
3554 | ||
3555 | static void | |
3556 | bundle_run(struct ofbundle *bundle) | |
3557 | { | |
3558 | if (bundle->lacp) { | |
3559 | lacp_run(bundle->lacp, send_pdu_cb); | |
3560 | } | |
3561 | if (bundle->bond) { | |
3562 | struct ofport_dpif *port; | |
3563 | ||
3564 | LIST_FOR_EACH (port, bundle_node, &bundle->ports) { | |
91fc374a | 3565 | bond_member_set_may_enable(bundle->bond, port, port->up.may_enable); |
abe529af BP |
3566 | } |
3567 | ||
4a1b8f30 EJ |
3568 | if (bond_run(bundle->bond, lacp_status(bundle->lacp))) { |
3569 | bundle->ofproto->backer->need_revalidate = REV_BOND; | |
3570 | } | |
3571 | ||
abe529af BP |
3572 | if (bond_should_send_learning_packets(bundle->bond)) { |
3573 | bundle_send_learning_packets(bundle); | |
3574 | } | |
3575 | } | |
3576 | } | |
3577 | ||
3578 | static void | |
3579 | bundle_wait(struct ofbundle *bundle) | |
3580 | { | |
3581 | if (bundle->lacp) { | |
3582 | lacp_wait(bundle->lacp); | |
3583 | } | |
3584 | if (bundle->bond) { | |
3585 | bond_wait(bundle->bond); | |
3586 | } | |
3587 | } | |
3588 | \f | |
3589 | /* Mirrors. */ | |
3590 | ||
3591 | static int | |
ec7ceaed EJ |
3592 | mirror_set__(struct ofproto *ofproto_, void *aux, |
3593 | const struct ofproto_mirror_settings *s) | |
abe529af BP |
3594 | { |
3595 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
ec7ceaed EJ |
3596 | struct ofbundle **srcs, **dsts; |
3597 | int error; | |
3598 | size_t i; | |
abe529af | 3599 | |
abe529af | 3600 | if (!s) { |
ec7ceaed | 3601 | mirror_destroy(ofproto->mbridge, aux); |
abe529af BP |
3602 | return 0; |
3603 | } | |
3604 | ||
ec7ceaed EJ |
3605 | srcs = xmalloc(s->n_srcs * sizeof *srcs); |
3606 | dsts = xmalloc(s->n_dsts * sizeof *dsts); | |
abe529af | 3607 | |
ec7ceaed EJ |
3608 | for (i = 0; i < s->n_srcs; i++) { |
3609 | srcs[i] = bundle_lookup(ofproto, s->srcs[i]); | |
abe529af BP |
3610 | } |
3611 | ||
ec7ceaed EJ |
3612 | for (i = 0; i < s->n_dsts; i++) { |
3613 | dsts[i] = bundle_lookup(ofproto, s->dsts[i]); | |
abe529af BP |
3614 | } |
3615 | ||
ec7ceaed EJ |
3616 | error = mirror_set(ofproto->mbridge, aux, s->name, srcs, s->n_srcs, dsts, |
3617 | s->n_dsts, s->src_vlans, | |
1356dbd1 WT |
3618 | bundle_lookup(ofproto, s->out_bundle), |
3619 | s->snaplen, s->out_vlan); | |
ec7ceaed EJ |
3620 | free(srcs); |
3621 | free(dsts); | |
3622 | return error; | |
abe529af BP |
3623 | } |
3624 | ||
9d24de3b | 3625 | static int |
ec7ceaed EJ |
3626 | mirror_get_stats__(struct ofproto *ofproto, void *aux, |
3627 | uint64_t *packets, uint64_t *bytes) | |
9d24de3b | 3628 | { |
ec7ceaed EJ |
3629 | return mirror_get_stats(ofproto_dpif_cast(ofproto)->mbridge, aux, packets, |
3630 | bytes); | |
9d24de3b JP |
3631 | } |
3632 | ||
abe529af BP |
3633 | static int |
3634 | set_flood_vlans(struct ofproto *ofproto_, unsigned long *flood_vlans) | |
3635 | { | |
3636 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
509c0149 | 3637 | ovs_rwlock_wrlock(&ofproto->ml->rwlock); |
abe529af | 3638 | if (mac_learning_set_flood_vlans(ofproto->ml, flood_vlans)) { |
30618594 | 3639 | mac_learning_flush(ofproto->ml); |
abe529af | 3640 | } |
509c0149 | 3641 | ovs_rwlock_unlock(&ofproto->ml->rwlock); |
abe529af BP |
3642 | return 0; |
3643 | } | |
3644 | ||
3645 | static bool | |
b4affc74 | 3646 | is_mirror_output_bundle(const struct ofproto *ofproto_, void *aux) |
abe529af BP |
3647 | { |
3648 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
3649 | struct ofbundle *bundle = bundle_lookup(ofproto, aux); | |
ec7ceaed | 3650 | return bundle && mirror_bundle_out(ofproto->mbridge, bundle) != 0; |
abe529af | 3651 | } |
8402c74b SS |
3652 | |
3653 | static void | |
b53055f4 | 3654 | forward_bpdu_changed(struct ofproto *ofproto_) |
8402c74b SS |
3655 | { |
3656 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
2cc3c58e | 3657 | ofproto->backer->need_revalidate = REV_RECONFIGURE; |
8402c74b | 3658 | } |
e764773c BP |
3659 | |
3660 | static void | |
c4069512 BP |
3661 | set_mac_table_config(struct ofproto *ofproto_, unsigned int idle_time, |
3662 | size_t max_entries) | |
e764773c BP |
3663 | { |
3664 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
509c0149 | 3665 | ovs_rwlock_wrlock(&ofproto->ml->rwlock); |
e764773c | 3666 | mac_learning_set_idle_time(ofproto->ml, idle_time); |
c4069512 | 3667 | mac_learning_set_max_entries(ofproto->ml, max_entries); |
509c0149 | 3668 | ovs_rwlock_unlock(&ofproto->ml->rwlock); |
e764773c | 3669 | } |
7c38d0a5 FL |
3670 | |
3671 | /* Configures multicast snooping on 'ofport' using the settings | |
3672 | * defined in 's'. */ | |
3673 | static int | |
3674 | set_mcast_snooping(struct ofproto *ofproto_, | |
3675 | const struct ofproto_mcast_snooping_settings *s) | |
3676 | { | |
3677 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
3678 | ||
3679 | /* Only revalidate flows if the configuration changed. */ | |
3680 | if (!s != !ofproto->ms) { | |
3681 | ofproto->backer->need_revalidate = REV_RECONFIGURE; | |
3682 | } | |
3683 | ||
3684 | if (s) { | |
3685 | if (!ofproto->ms) { | |
3686 | ofproto->ms = mcast_snooping_create(); | |
3687 | } | |
3688 | ||
3689 | ovs_rwlock_wrlock(&ofproto->ms->rwlock); | |
3690 | mcast_snooping_set_idle_time(ofproto->ms, s->idle_time); | |
3691 | mcast_snooping_set_max_entries(ofproto->ms, s->max_entries); | |
3692 | if (mcast_snooping_set_flood_unreg(ofproto->ms, s->flood_unreg)) { | |
3693 | ofproto->backer->need_revalidate = REV_RECONFIGURE; | |
3694 | } | |
3695 | ovs_rwlock_unlock(&ofproto->ms->rwlock); | |
3696 | } else { | |
3697 | mcast_snooping_unref(ofproto->ms); | |
3698 | ofproto->ms = NULL; | |
3699 | } | |
3700 | ||
3701 | return 0; | |
3702 | } | |
3703 | ||
8e04a33f | 3704 | /* Configures multicast snooping port's flood settings on 'ofproto'. */ |
7c38d0a5 | 3705 | static int |
8e04a33f FL |
3706 | set_mcast_snooping_port(struct ofproto *ofproto_, void *aux, |
3707 | const struct ofproto_mcast_snooping_port_settings *s) | |
7c38d0a5 FL |
3708 | { |
3709 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
3710 | struct ofbundle *bundle = bundle_lookup(ofproto, aux); | |
3711 | ||
8e04a33f | 3712 | if (ofproto->ms && s) { |
7c38d0a5 | 3713 | ovs_rwlock_wrlock(&ofproto->ms->rwlock); |
8e04a33f FL |
3714 | mcast_snooping_set_port_flood(ofproto->ms, bundle, s->flood); |
3715 | mcast_snooping_set_port_flood_reports(ofproto->ms, bundle, | |
3716 | s->flood_reports); | |
7c38d0a5 FL |
3717 | ovs_rwlock_unlock(&ofproto->ms->rwlock); |
3718 | } | |
3719 | return 0; | |
3720 | } | |
3721 | ||
abe529af BP |
3722 | \f |
3723 | /* Ports. */ | |
3724 | ||
e672ff9b JR |
3725 | struct ofport_dpif * |
3726 | ofp_port_to_ofport(const struct ofproto_dpif *ofproto, ofp_port_t ofp_port) | |
abe529af | 3727 | { |
7df6a8bd BP |
3728 | struct ofport *ofport = ofproto_get_port(&ofproto->up, ofp_port); |
3729 | return ofport ? ofport_dpif_cast(ofport) : NULL; | |
abe529af BP |
3730 | } |
3731 | ||
abe529af | 3732 | static void |
e1b1d06a JP |
3733 | ofproto_port_from_dpif_port(struct ofproto_dpif *ofproto, |
3734 | struct ofproto_port *ofproto_port, | |
abe529af BP |
3735 | struct dpif_port *dpif_port) |
3736 | { | |
3737 | ofproto_port->name = dpif_port->name; | |
3738 | ofproto_port->type = dpif_port->type; | |
e1b1d06a | 3739 | ofproto_port->ofp_port = odp_port_to_ofp_port(ofproto, dpif_port->port_no); |
abe529af BP |
3740 | } |
3741 | ||
6cbbf4fa EJ |
3742 | static void |
3743 | ofport_update_peer(struct ofport_dpif *ofport) | |
0a740f48 EJ |
3744 | { |
3745 | const struct ofproto_dpif *ofproto; | |
6cbbf4fa | 3746 | struct dpif_backer *backer; |
161b6042 | 3747 | char *peer_name; |
6cbbf4fa EJ |
3748 | |
3749 | if (!netdev_vport_is_patch(ofport->up.netdev)) { | |
3750 | return; | |
3751 | } | |
3752 | ||
3753 | backer = ofproto_dpif_cast(ofport->up.ofproto)->backer; | |
7894e7da | 3754 | backer->need_revalidate = REV_RECONFIGURE; |
0a740f48 | 3755 | |
6cbbf4fa EJ |
3756 | if (ofport->peer) { |
3757 | ofport->peer->peer = NULL; | |
3758 | ofport->peer = NULL; | |
3759 | } | |
3760 | ||
3761 | peer_name = netdev_vport_patch_peer(ofport->up.netdev); | |
3762 | if (!peer_name) { | |
3763 | return; | |
0a740f48 EJ |
3764 | } |
3765 | ||
911b4a7e JP |
3766 | HMAP_FOR_EACH (ofproto, all_ofproto_dpifs_by_name_node, |
3767 | &all_ofproto_dpifs_by_name) { | |
6cbbf4fa EJ |
3768 | struct ofport *peer_ofport; |
3769 | struct ofport_dpif *peer; | |
161b6042 | 3770 | char *peer_peer; |
0a740f48 | 3771 | |
462abef2 EJ |
3772 | if (ofproto->backer != backer) { |
3773 | continue; | |
3774 | } | |
3775 | ||
6cbbf4fa EJ |
3776 | peer_ofport = shash_find_data(&ofproto->up.port_by_name, peer_name); |
3777 | if (!peer_ofport) { | |
3778 | continue; | |
3779 | } | |
3780 | ||
3781 | peer = ofport_dpif_cast(peer_ofport); | |
3782 | peer_peer = netdev_vport_patch_peer(peer->up.netdev); | |
3783 | if (peer_peer && !strcmp(netdev_get_name(ofport->up.netdev), | |
3784 | peer_peer)) { | |
3785 | ofport->peer = peer; | |
3786 | ofport->peer->peer = ofport; | |
0a740f48 | 3787 | } |
161b6042 | 3788 | free(peer_peer); |
6cbbf4fa | 3789 | |
161b6042 | 3790 | break; |
0a740f48 | 3791 | } |
161b6042 | 3792 | free(peer_name); |
0a740f48 EJ |
3793 | } |
3794 | ||
1273c573 BP |
3795 | static bool |
3796 | may_enable_port(struct ofport_dpif *ofport) | |
abe529af | 3797 | { |
1273c573 BP |
3798 | /* If CFM or BFD is enabled, then at least one of them must report that the |
3799 | * port is up. */ | |
3800 | if ((ofport->bfd || ofport->cfm) | |
3801 | && !(ofport->cfm | |
3802 | && !cfm_get_fault(ofport->cfm) | |
3803 | && cfm_get_opup(ofport->cfm) != 0) | |
3804 | && !(ofport->bfd | |
3805 | && bfd_forwarding(ofport->bfd))) { | |
3806 | return false; | |
2d344ba5 AW |
3807 | } |
3808 | ||
1273c573 BP |
3809 | /* If LACP is enabled, it must report that the link is enabled. */ |
3810 | if (ofport->bundle | |
91fc374a | 3811 | && !lacp_member_may_enable(ofport->bundle->lacp, ofport)) { |
1273c573 | 3812 | return false; |
ccc09689 EJ |
3813 | } |
3814 | ||
1273c573 BP |
3815 | return true; |
3816 | } | |
3817 | ||
3818 | static void | |
3819 | port_run(struct ofport_dpif *ofport) | |
3820 | { | |
3821 | long long int carrier_seq = netdev_get_carrier_resets(ofport->up.netdev); | |
3822 | bool carrier_changed = carrier_seq != ofport->carrier_seq; | |
b3e8cd6b NK |
3823 | bool enable = netdev_get_carrier(ofport->up.netdev); |
3824 | ||
1273c573 BP |
3825 | ofport->carrier_seq = carrier_seq; |
3826 | if (carrier_changed && ofport->bundle) { | |
91fc374a | 3827 | lacp_member_carrier_changed(ofport->bundle->lacp, ofport, enable); |
b3e8cd6b NK |
3828 | } |
3829 | ||
3830 | if (enable) { | |
3831 | enable = may_enable_port(ofport); | |
015e08bc EJ |
3832 | } |
3833 | ||
16361b11 | 3834 | if (ofport->up.may_enable != enable) { |
6d57dea9 | 3835 | ofproto_port_set_enable(&ofport->up, enable); |
daff3353 | 3836 | |
1273c573 | 3837 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofport->up.ofproto); |
f025bcb7 | 3838 | ofproto->backer->need_revalidate = REV_PORT_TOGGLED; |
9efd308e | 3839 | |
f025bcb7 | 3840 | if (ofport->rstp_port) { |
9efd308e DV |
3841 | rstp_port_set_mac_operational(ofport->rstp_port, enable); |
3842 | } | |
3843 | } | |
abe529af BP |
3844 | } |
3845 | ||
abe529af BP |
3846 | static int |
3847 | port_query_by_name(const struct ofproto *ofproto_, const char *devname, | |
3848 | struct ofproto_port *ofproto_port) | |
3849 | { | |
3850 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
3851 | struct dpif_port dpif_port; | |
3852 | int error; | |
3853 | ||
0a740f48 EJ |
3854 | if (sset_contains(&ofproto->ghost_ports, devname)) { |
3855 | const char *type = netdev_get_type_from_name(devname); | |
3856 | ||
3857 | /* We may be called before ofproto->up.port_by_name is populated with | |
3858 | * the appropriate ofport. For this reason, we must get the name and | |
3859 | * type from the netdev layer directly. */ | |
3860 | if (type) { | |
3861 | const struct ofport *ofport; | |
3862 | ||
3863 | ofport = shash_find_data(&ofproto->up.port_by_name, devname); | |
3864 | ofproto_port->ofp_port = ofport ? ofport->ofp_port : OFPP_NONE; | |
3865 | ofproto_port->name = xstrdup(devname); | |
3866 | ofproto_port->type = xstrdup(type); | |
3867 | return 0; | |
3868 | } | |
3869 | return ENODEV; | |
3870 | } | |
3871 | ||
acf60855 JP |
3872 | if (!sset_contains(&ofproto->ports, devname)) { |
3873 | return ENODEV; | |
3874 | } | |
3875 | error = dpif_port_query_by_name(ofproto->backer->dpif, | |
3876 | devname, &dpif_port); | |
abe529af | 3877 | if (!error) { |
e1b1d06a | 3878 | ofproto_port_from_dpif_port(ofproto, ofproto_port, &dpif_port); |
abe529af BP |
3879 | } |
3880 | return error; | |
3881 | } | |
3882 | ||
3883 | static int | |
e1b1d06a | 3884 | port_add(struct ofproto *ofproto_, struct netdev *netdev) |
abe529af BP |
3885 | { |
3886 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
b9ad7294 | 3887 | const char *devname = netdev_get_name(netdev); |
3aa30359 BP |
3888 | char namebuf[NETDEV_VPORT_NAME_BUFSIZE]; |
3889 | const char *dp_port_name; | |
abe529af | 3890 | |
0a740f48 EJ |
3891 | if (netdev_vport_is_patch(netdev)) { |
3892 | sset_add(&ofproto->ghost_ports, netdev_get_name(netdev)); | |
3893 | return 0; | |
3894 | } | |
3895 | ||
3aa30359 | 3896 | dp_port_name = netdev_vport_get_dpif_port(netdev, namebuf, sizeof namebuf); |
9da3207a FL |
3897 | if (!dpif_port_exists(ofproto->backer->dpif, dp_port_name)) { |
3898 | odp_port_t port_no = ODPP_NONE; | |
3899 | int error; | |
7d82ab2e | 3900 | |
9da3207a | 3901 | error = dpif_port_add(ofproto->backer->dpif, netdev, &port_no); |
b9ad7294 EJ |
3902 | if (error) { |
3903 | return error; | |
3904 | } | |
7d82ab2e | 3905 | if (netdev_get_tunnel_config(netdev)) { |
4e022ec0 AW |
3906 | simap_put(&ofproto->backer->tnl_backers, |
3907 | dp_port_name, odp_to_u32(port_no)); | |
7d82ab2e | 3908 | } |
acf60855 | 3909 | } |
b9ad7294 EJ |
3910 | |
3911 | if (netdev_get_tunnel_config(netdev)) { | |
3912 | sset_add(&ofproto->ghost_ports, devname); | |
b9ad7294 EJ |
3913 | } else { |
3914 | sset_add(&ofproto->ports, devname); | |
3915 | } | |
3916 | return 0; | |
3917 | } | |
3918 | ||
abe529af | 3919 | static int |
4e022ec0 | 3920 | port_del(struct ofproto *ofproto_, ofp_port_t ofp_port) |
abe529af BP |
3921 | { |
3922 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
e672ff9b | 3923 | struct ofport_dpif *ofport = ofp_port_to_ofport(ofproto, ofp_port); |
e1b1d06a | 3924 | int error = 0; |
abe529af | 3925 | |
b9ad7294 EJ |
3926 | if (!ofport) { |
3927 | return 0; | |
e1b1d06a | 3928 | } |
b9ad7294 EJ |
3929 | |
3930 | sset_find_and_delete(&ofproto->ghost_ports, | |
3931 | netdev_get_name(ofport->up.netdev)); | |
a614d823 | 3932 | ofproto->backer->need_revalidate = REV_RECONFIGURE; |
8911c674 | 3933 | if (!ofport->is_tunnel && !netdev_vport_is_patch(ofport->up.netdev)) { |
97459c2f | 3934 | error = dpif_port_del(ofproto->backer->dpif, ofport->odp_port, false); |
b9ad7294 | 3935 | if (!error) { |
abe529af BP |
3936 | /* The caller is going to close ofport->up.netdev. If this is a |
3937 | * bonded port, then the bond is using that netdev, so remove it | |
3938 | * from the bond. The client will need to reconfigure everything | |
91fc374a | 3939 | * after deleting ports, so then the member will get re-added. */ |
abe529af BP |
3940 | bundle_remove(&ofport->up); |
3941 | } | |
3942 | } | |
3943 | return error; | |
3944 | } | |
3945 | ||
91364d18 IM |
3946 | static int |
3947 | port_set_config(const struct ofport *ofport_, const struct smap *cfg) | |
3948 | { | |
3949 | struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
3950 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofport->up.ofproto); | |
3951 | ||
3952 | if (sset_contains(&ofproto->ghost_ports, | |
3953 | netdev_get_name(ofport->up.netdev))) { | |
3954 | return 0; | |
3955 | } | |
3956 | ||
3957 | return dpif_port_set_config(ofproto->backer->dpif, ofport->odp_port, cfg); | |
3958 | } | |
3959 | ||
6527c598 PS |
3960 | static int |
3961 | port_get_stats(const struct ofport *ofport_, struct netdev_stats *stats) | |
3962 | { | |
3963 | struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
3964 | int error; | |
3965 | ||
3966 | error = netdev_get_stats(ofport->up.netdev, stats); | |
3967 | ||
ee382d89 | 3968 | if (!error && ofport_->ofp_port == OFPP_LOCAL) { |
6527c598 PS |
3969 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofport->up.ofproto); |
3970 | ||
0da3c61b | 3971 | ovs_mutex_lock(&ofproto->stats_mutex); |
6527c598 PS |
3972 | /* ofproto->stats.tx_packets represents packets that we created |
3973 | * internally and sent to some port (e.g. packets sent with | |
91d6cd12 AW |
3974 | * ofproto_dpif_send_packet()). Account for them as if they had |
3975 | * come from OFPP_LOCAL and got forwarded. */ | |
6527c598 PS |
3976 | |
3977 | if (stats->rx_packets != UINT64_MAX) { | |
3978 | stats->rx_packets += ofproto->stats.tx_packets; | |
3979 | } | |
3980 | ||
3981 | if (stats->rx_bytes != UINT64_MAX) { | |
3982 | stats->rx_bytes += ofproto->stats.tx_bytes; | |
3983 | } | |
3984 | ||
3985 | /* ofproto->stats.rx_packets represents packets that were received on | |
3986 | * some port and we processed internally and dropped (e.g. STP). | |
4e090bc7 | 3987 | * Account for them as if they had been forwarded to OFPP_LOCAL. */ |
6527c598 PS |
3988 | |
3989 | if (stats->tx_packets != UINT64_MAX) { | |
3990 | stats->tx_packets += ofproto->stats.rx_packets; | |
3991 | } | |
3992 | ||
3993 | if (stats->tx_bytes != UINT64_MAX) { | |
3994 | stats->tx_bytes += ofproto->stats.rx_bytes; | |
3995 | } | |
0da3c61b | 3996 | ovs_mutex_unlock(&ofproto->stats_mutex); |
6527c598 PS |
3997 | } |
3998 | ||
3999 | return error; | |
4000 | } | |
4001 | ||
723b6ab2 IM |
4002 | static int |
4003 | vport_get_status(const struct ofport *ofport_, char **errp) | |
4004 | { | |
4005 | struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
4006 | char *peer_name; | |
4007 | ||
4008 | if (!netdev_vport_is_patch(ofport->up.netdev) || ofport->peer) { | |
4009 | return 0; | |
4010 | } | |
4011 | ||
4012 | peer_name = netdev_vport_patch_peer(ofport->up.netdev); | |
4013 | if (!peer_name) { | |
4014 | return 0; | |
4015 | } | |
4016 | *errp = xasprintf("No usable peer '%s' exists in '%s' datapath.", | |
4017 | peer_name, ofport->up.ofproto->type); | |
4018 | free(peer_name); | |
4019 | return EINVAL; | |
4020 | } | |
4021 | ||
50b9699f | 4022 | static int |
91fc374a BP |
4023 | port_get_lacp_stats(const struct ofport *ofport_, |
4024 | struct lacp_member_stats *stats) | |
50b9699f NM |
4025 | { |
4026 | struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
4027 | if (ofport->bundle && ofport->bundle->lacp) { | |
91fc374a | 4028 | if (lacp_get_member_stats(ofport->bundle->lacp, ofport, stats)) { |
50b9699f NM |
4029 | return 0; |
4030 | } | |
4031 | } | |
4032 | return -1; | |
4033 | } | |
4034 | ||
abe529af | 4035 | struct port_dump_state { |
bfbcebc2 | 4036 | struct sset_position pos; |
0a740f48 | 4037 | bool ghost; |
da78d43d BP |
4038 | |
4039 | struct ofproto_port port; | |
4040 | bool has_port; | |
abe529af BP |
4041 | }; |
4042 | ||
4043 | static int | |
acf60855 | 4044 | port_dump_start(const struct ofproto *ofproto_ OVS_UNUSED, void **statep) |
abe529af | 4045 | { |
0a740f48 | 4046 | *statep = xzalloc(sizeof(struct port_dump_state)); |
abe529af BP |
4047 | return 0; |
4048 | } | |
4049 | ||
4050 | static int | |
b9ad7294 | 4051 | port_dump_next(const struct ofproto *ofproto_, void *state_, |
abe529af BP |
4052 | struct ofproto_port *port) |
4053 | { | |
e1b1d06a | 4054 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); |
abe529af | 4055 | struct port_dump_state *state = state_; |
0a740f48 | 4056 | const struct sset *sset; |
acf60855 | 4057 | struct sset_node *node; |
abe529af | 4058 | |
da78d43d BP |
4059 | if (state->has_port) { |
4060 | ofproto_port_destroy(&state->port); | |
4061 | state->has_port = false; | |
4062 | } | |
0a740f48 | 4063 | sset = state->ghost ? &ofproto->ghost_ports : &ofproto->ports; |
bfbcebc2 | 4064 | while ((node = sset_at_position(sset, &state->pos))) { |
acf60855 JP |
4065 | int error; |
4066 | ||
da78d43d BP |
4067 | error = port_query_by_name(ofproto_, node->name, &state->port); |
4068 | if (!error) { | |
4069 | *port = state->port; | |
4070 | state->has_port = true; | |
4071 | return 0; | |
4072 | } else if (error != ENODEV) { | |
acf60855 JP |
4073 | return error; |
4074 | } | |
abe529af | 4075 | } |
acf60855 | 4076 | |
0a740f48 EJ |
4077 | if (!state->ghost) { |
4078 | state->ghost = true; | |
bfbcebc2 | 4079 | memset(&state->pos, 0, sizeof state->pos); |
0a740f48 EJ |
4080 | return port_dump_next(ofproto_, state_, port); |
4081 | } | |
4082 | ||
acf60855 | 4083 | return EOF; |
abe529af BP |
4084 | } |
4085 | ||
4086 | static int | |
4087 | port_dump_done(const struct ofproto *ofproto_ OVS_UNUSED, void *state_) | |
4088 | { | |
4089 | struct port_dump_state *state = state_; | |
4090 | ||
da78d43d BP |
4091 | if (state->has_port) { |
4092 | ofproto_port_destroy(&state->port); | |
4093 | } | |
abe529af BP |
4094 | free(state); |
4095 | return 0; | |
4096 | } | |
4097 | ||
4098 | static int | |
4099 | port_poll(const struct ofproto *ofproto_, char **devnamep) | |
4100 | { | |
4101 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
acf60855 JP |
4102 | |
4103 | if (ofproto->port_poll_errno) { | |
4104 | int error = ofproto->port_poll_errno; | |
4105 | ofproto->port_poll_errno = 0; | |
4106 | return error; | |
4107 | } | |
4108 | ||
4109 | if (sset_is_empty(&ofproto->port_poll_set)) { | |
4110 | return EAGAIN; | |
4111 | } | |
4112 | ||
4113 | *devnamep = sset_pop(&ofproto->port_poll_set); | |
4114 | return 0; | |
abe529af BP |
4115 | } |
4116 | ||
4117 | static void | |
4118 | port_poll_wait(const struct ofproto *ofproto_) | |
4119 | { | |
4120 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
acf60855 | 4121 | dpif_port_poll_wait(ofproto->backer->dpif); |
abe529af BP |
4122 | } |
4123 | ||
4124 | static int | |
4125 | port_is_lacp_current(const struct ofport *ofport_) | |
4126 | { | |
4127 | const struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
4128 | return (ofport->bundle && ofport->bundle->lacp | |
91fc374a | 4129 | ? lacp_member_is_current(ofport->bundle->lacp, ofport) |
abe529af BP |
4130 | : -1); |
4131 | } | |
4132 | \f | |
e79a6c83 EJ |
4133 | /* If 'rule' is an OpenFlow rule, that has expired according to OpenFlow rules, |
4134 | * then delete it entirely. */ | |
4135 | static void | |
f5857865 | 4136 | rule_expire(struct rule_dpif *rule, long long now) |
e79a6c83 | 4137 | OVS_REQUIRES(ofproto_mutex) |
9d6ac44e | 4138 | { |
dc437090 | 4139 | uint16_t hard_timeout, idle_timeout; |
dc437090 | 4140 | int reason = -1; |
9d6ac44e | 4141 | |
e79a6c83 EJ |
4142 | hard_timeout = rule->up.hard_timeout; |
4143 | idle_timeout = rule->up.idle_timeout; | |
dc437090 JR |
4144 | |
4145 | /* Has 'rule' expired? */ | |
4146 | if (hard_timeout) { | |
4147 | long long int modified; | |
4148 | ||
4149 | ovs_mutex_lock(&rule->up.mutex); | |
4150 | modified = rule->up.modified; | |
4151 | ovs_mutex_unlock(&rule->up.mutex); | |
4152 | ||
4153 | if (now > modified + hard_timeout * 1000) { | |
4154 | reason = OFPRR_HARD_TIMEOUT; | |
4155 | } | |
4156 | } | |
4157 | ||
4158 | if (reason < 0 && idle_timeout) { | |
4159 | long long int used; | |
4160 | ||
4161 | ovs_mutex_lock(&rule->stats_mutex); | |
1a4ec18d | 4162 | used = rule->stats.used; |
dc437090 JR |
4163 | ovs_mutex_unlock(&rule->stats_mutex); |
4164 | ||
4165 | if (now > used + idle_timeout * 1000) { | |
4166 | reason = OFPRR_IDLE_TIMEOUT; | |
4167 | } | |
f9c37233 | 4168 | } |
501f8d1f | 4169 | |
e79a6c83 EJ |
4170 | if (reason >= 0) { |
4171 | COVERAGE_INC(ofproto_dpif_expired); | |
4172 | ofproto_rule_expire(&rule->up, reason); | |
a41d7bf2 | 4173 | } |
e79a6c83 | 4174 | } |
a41d7bf2 | 4175 | |
1df7f7aa NS |
4176 | static void |
4177 | ofproto_dpif_set_packet_odp_port(const struct ofproto_dpif *ofproto, | |
4178 | ofp_port_t in_port, struct dp_packet *packet) | |
4179 | { | |
4180 | if (in_port == OFPP_NONE) { | |
4181 | in_port = OFPP_LOCAL; | |
4182 | } | |
4183 | packet->md.in_port.odp_port = ofp_port_to_odp_port(ofproto, in_port); | |
4184 | } | |
4185 | ||
e79a6c83 | 4186 | int |
cdd42eda | 4187 | ofproto_dpif_execute_actions__(struct ofproto_dpif *ofproto, |
1f4a8933 | 4188 | ovs_version_t version, const struct flow *flow, |
cdd42eda JG |
4189 | struct rule_dpif *rule, |
4190 | const struct ofpact *ofpacts, size_t ofpacts_len, | |
2d9b49dd | 4191 | int depth, int resubmits, |
cdd42eda | 4192 | struct dp_packet *packet) |
e79a6c83 | 4193 | { |
e79a6c83 EJ |
4194 | struct dpif_flow_stats stats; |
4195 | struct xlate_out xout; | |
4196 | struct xlate_in xin; | |
e79a6c83 | 4197 | int error; |
f9c37233 | 4198 | |
e79a6c83 | 4199 | ovs_assert((rule != NULL) != (ofpacts != NULL)); |
501f8d1f | 4200 | |
e79a6c83 | 4201 | dpif_flow_stats_extract(flow, packet, time_msec(), &stats); |
adcf00ba | 4202 | |
e79a6c83 | 4203 | if (rule) { |
16441315 | 4204 | rule_dpif_credit_stats(rule, &stats, false); |
e79a6c83 | 4205 | } |
c84451a6 | 4206 | |
1520ef4f BP |
4207 | uint64_t odp_actions_stub[1024 / 8]; |
4208 | struct ofpbuf odp_actions = OFPBUF_STUB_INITIALIZER(odp_actions_stub); | |
1f4a8933 | 4209 | xlate_in_init(&xin, ofproto, version, flow, flow->in_port.ofp_port, rule, |
1520ef4f | 4210 | stats.tcp_flags, packet, NULL, &odp_actions); |
e79a6c83 EJ |
4211 | xin.ofpacts = ofpacts; |
4212 | xin.ofpacts_len = ofpacts_len; | |
4213 | xin.resubmit_stats = &stats; | |
790c5d26 | 4214 | xin.depth = depth; |
cdd42eda | 4215 | xin.resubmits = resubmits; |
fff1b9c0 JR |
4216 | if (xlate_actions(&xin, &xout) != XLATE_OK) { |
4217 | error = EINVAL; | |
4218 | goto out; | |
4219 | } | |
d445cc16 | 4220 | |
cf62fa4c | 4221 | pkt_metadata_from_flow(&packet->md, flow); |
c4d8a4e0 IM |
4222 | |
4223 | struct dpif_execute execute = { | |
4224 | .actions = odp_actions.data, | |
4225 | .actions_len = odp_actions.size, | |
4226 | .packet = packet, | |
4227 | .flow = flow, | |
4228 | .needs_help = (xout.slow & SLOW_ACTION) != 0, | |
4229 | }; | |
08edf837 BP |
4230 | |
4231 | /* Fix up in_port. */ | |
1df7f7aa | 4232 | ofproto_dpif_set_packet_odp_port(ofproto, flow->in_port.ofp_port, packet); |
758c456d JR |
4233 | |
4234 | error = dpif_execute(ofproto->backer->dpif, &execute); | |
fff1b9c0 | 4235 | out: |
e79a6c83 | 4236 | xlate_out_uninit(&xout); |
1520ef4f | 4237 | ofpbuf_uninit(&odp_actions); |
9d6ac44e | 4238 | |
e79a6c83 | 4239 | return error; |
9d6ac44e BP |
4240 | } |
4241 | ||
cdd42eda JG |
4242 | /* Executes, within 'ofproto', the actions in 'rule' or 'ofpacts' on 'packet'. |
4243 | * 'flow' must reflect the data in 'packet'. */ | |
4244 | int | |
4245 | ofproto_dpif_execute_actions(struct ofproto_dpif *ofproto, | |
1f4a8933 | 4246 | ovs_version_t version, const struct flow *flow, |
cdd42eda JG |
4247 | struct rule_dpif *rule, |
4248 | const struct ofpact *ofpacts, size_t ofpacts_len, | |
4249 | struct dp_packet *packet) | |
4250 | { | |
1f4a8933 | 4251 | return ofproto_dpif_execute_actions__(ofproto, version, flow, rule, |
2d9b49dd | 4252 | ofpacts, ofpacts_len, 0, 0, packet); |
cdd42eda JG |
4253 | } |
4254 | ||
748eb2f5 JR |
4255 | static void |
4256 | rule_dpif_credit_stats__(struct rule_dpif *rule, | |
4257 | const struct dpif_flow_stats *stats, | |
16441315 | 4258 | bool credit_counts, bool offloaded) |
748eb2f5 JR |
4259 | OVS_REQUIRES(rule->stats_mutex) |
4260 | { | |
4261 | if (credit_counts) { | |
16441315 | 4262 | if (offloaded) { |
4263 | rule->stats.n_offload_packets += stats->n_packets; | |
4264 | rule->stats.n_offload_bytes += stats->n_bytes; | |
4265 | } | |
748eb2f5 JR |
4266 | rule->stats.n_packets += stats->n_packets; |
4267 | rule->stats.n_bytes += stats->n_bytes; | |
4268 | } | |
4269 | rule->stats.used = MAX(rule->stats.used, stats->used); | |
4270 | } | |
4271 | ||
e79a6c83 EJ |
4272 | void |
4273 | rule_dpif_credit_stats(struct rule_dpif *rule, | |
16441315 | 4274 | const struct dpif_flow_stats *stats, bool offloaded) |
8f73d537 | 4275 | { |
e79a6c83 | 4276 | ovs_mutex_lock(&rule->stats_mutex); |
39c94593 | 4277 | if (OVS_UNLIKELY(rule->new_rule)) { |
748eb2f5 | 4278 | ovs_mutex_lock(&rule->new_rule->stats_mutex); |
16441315 | 4279 | rule_dpif_credit_stats__(rule->new_rule, stats, rule->forward_counts, |
4280 | offloaded); | |
748eb2f5 | 4281 | ovs_mutex_unlock(&rule->new_rule->stats_mutex); |
39c94593 | 4282 | } else { |
16441315 | 4283 | rule_dpif_credit_stats__(rule, stats, true, offloaded); |
39c94593 | 4284 | } |
e79a6c83 | 4285 | ovs_mutex_unlock(&rule->stats_mutex); |
8f73d537 EJ |
4286 | } |
4287 | ||
888ac0d7 SH |
4288 | /* Sets 'rule''s recirculation id. */ |
4289 | static void | |
4290 | rule_dpif_set_recirc_id(struct rule_dpif *rule, uint32_t id) | |
4291 | OVS_REQUIRES(rule->up.mutex) | |
4292 | { | |
e672ff9b JR |
4293 | ovs_assert(!rule->recirc_id || rule->recirc_id == id); |
4294 | if (rule->recirc_id == id) { | |
4295 | /* Release the new reference to the same id. */ | |
4296 | recirc_free_id(id); | |
4297 | } else { | |
4298 | rule->recirc_id = id; | |
888ac0d7 | 4299 | } |
888ac0d7 SH |
4300 | } |
4301 | ||
4302 | /* Sets 'rule''s recirculation id. */ | |
4303 | void | |
4304 | rule_set_recirc_id(struct rule *rule_, uint32_t id) | |
4305 | { | |
4306 | struct rule_dpif *rule = rule_dpif_cast(rule_); | |
4307 | ||
4308 | ovs_mutex_lock(&rule->up.mutex); | |
4309 | rule_dpif_set_recirc_id(rule, id); | |
4310 | ovs_mutex_unlock(&rule->up.mutex); | |
4311 | } | |
4312 | ||
44e0c35d | 4313 | ovs_version_t |
1f4a8933 | 4314 | ofproto_dpif_get_tables_version(struct ofproto_dpif *ofproto) |
621b8064 | 4315 | { |
44e0c35d | 4316 | ovs_version_t version; |
621b8064 | 4317 | |
f9cf9e57 JR |
4318 | /* Use memory_order_acquire to signify that any following memory accesses |
4319 | * can not be reordered to happen before this atomic read. This makes sure | |
4320 | * all following reads relate to this or a newer version, but never to an | |
4321 | * older version. */ | |
4322 | atomic_read_explicit(&ofproto->tables_version, &version, | |
4323 | memory_order_acquire); | |
621b8064 JR |
4324 | return version; |
4325 | } | |
4326 | ||
34dd0d78 | 4327 | /* The returned rule (if any) is valid at least until the next RCU quiescent |
1e1e1d19 BP |
4328 | * period. If the rule needs to stay around longer, the caller should take |
4329 | * a reference. | |
2e0bded4 BP |
4330 | * |
4331 | * 'flow' is non-const to allow for temporary modifications during the lookup. | |
4332 | * Any changes are restored before returning. */ | |
6d328fa2 | 4333 | static struct rule_dpif * |
44e0c35d | 4334 | rule_dpif_lookup_in_table(struct ofproto_dpif *ofproto, ovs_version_t version, |
621b8064 | 4335 | uint8_t table_id, struct flow *flow, |
1e1e1d19 | 4336 | struct flow_wildcards *wc) |
abe529af | 4337 | { |
6d328fa2 | 4338 | struct classifier *cls = &ofproto->up.tables[table_id].cls; |
1e1e1d19 BP |
4339 | return rule_dpif_cast(rule_from_cls_rule(classifier_lookup(cls, version, |
4340 | flow, wc))); | |
6d328fa2 SH |
4341 | } |
4342 | ||
a027899e JR |
4343 | void |
4344 | ofproto_dpif_credit_table_stats(struct ofproto_dpif *ofproto, uint8_t table_id, | |
4345 | uint64_t n_matches, uint64_t n_misses) | |
4346 | { | |
4347 | struct oftable *tbl = &ofproto->up.tables[table_id]; | |
4348 | unsigned long orig; | |
4349 | ||
4350 | if (n_matches) { | |
4351 | atomic_add_relaxed(&tbl->n_matched, n_matches, &orig); | |
4352 | } | |
4353 | if (n_misses) { | |
4354 | atomic_add_relaxed(&tbl->n_missed, n_misses, &orig); | |
4355 | } | |
4356 | } | |
4357 | ||
39c94593 JR |
4358 | /* Look up 'flow' in 'ofproto''s classifier version 'version', starting from |
4359 | * table '*table_id'. Returns the rule that was found, which may be one of the | |
4360 | * special rules according to packet miss hadling. If 'may_packet_in' is | |
4361 | * false, returning of the miss_rule (which issues packet ins for the | |
4362 | * controller) is avoided. Updates 'wc', if nonnull, to reflect the fields | |
4363 | * that were used during the lookup. | |
6d328fa2 SH |
4364 | * |
4365 | * If 'honor_table_miss' is true, the first lookup occurs in '*table_id', but | |
4366 | * if none is found then the table miss configuration for that table is | |
4367 | * honored, which can result in additional lookups in other OpenFlow tables. | |
4368 | * In this case the function updates '*table_id' to reflect the final OpenFlow | |
4369 | * table that was searched. | |
4370 | * | |
4371 | * If 'honor_table_miss' is false, then only one table lookup occurs, in | |
4372 | * '*table_id'. | |
4373 | * | |
1a7c0cd7 | 4374 | * The rule is returned in '*rule', which is valid at least until the next |
1e1e1d19 BP |
4375 | * RCU quiescent period. If the '*rule' needs to stay around longer, the |
4376 | * caller must take a reference. | |
34dd0d78 JR |
4377 | * |
4378 | * 'in_port' allows the lookup to take place as if the in port had the value | |
2e0bded4 BP |
4379 | * 'in_port'. This is needed for resubmit action support. |
4380 | * | |
4381 | * 'flow' is non-const to allow for temporary modifications during the lookup. | |
4382 | * Any changes are restored before returning. */ | |
34dd0d78 | 4383 | struct rule_dpif * |
18721c4a | 4384 | rule_dpif_lookup_from_table(struct ofproto_dpif *ofproto, |
44e0c35d | 4385 | ovs_version_t version, struct flow *flow, |
1e1e1d19 | 4386 | struct flow_wildcards *wc, |
18721c4a | 4387 | const struct dpif_flow_stats *stats, |
34dd0d78 | 4388 | uint8_t *table_id, ofp_port_t in_port, |
a027899e JR |
4389 | bool may_packet_in, bool honor_table_miss, |
4390 | struct xlate_cache *xcache) | |
6d328fa2 | 4391 | { |
d8227eba | 4392 | ovs_be16 old_tp_src = flow->tp_src, old_tp_dst = flow->tp_dst; |
34dd0d78 JR |
4393 | ofp_port_t old_in_port = flow->in_port.ofp_port; |
4394 | enum ofputil_table_miss miss_config; | |
4395 | struct rule_dpif *rule; | |
6d328fa2 SH |
4396 | uint8_t next_id; |
4397 | ||
d8227eba JR |
4398 | /* We always unwildcard nw_frag (for IP), so they |
4399 | * need not be unwildcarded here. */ | |
4400 | if (flow->nw_frag & FLOW_NW_FRAG_ANY | |
ad99e2ed BP |
4401 | && ofproto->up.frag_handling != OFPUTIL_FRAG_NX_MATCH) { |
4402 | if (ofproto->up.frag_handling == OFPUTIL_FRAG_NORMAL) { | |
d8227eba JR |
4403 | /* We must pretend that transport ports are unavailable. */ |
4404 | flow->tp_src = htons(0); | |
4405 | flow->tp_dst = htons(0); | |
4406 | } else { | |
ad99e2ed | 4407 | /* Must be OFPUTIL_FRAG_DROP (we don't have OFPUTIL_FRAG_REASM). |
d8227eba | 4408 | * Use the drop_frags_rule (which cannot disappear). */ |
34dd0d78 | 4409 | rule = ofproto->drop_frags_rule; |
d8227eba JR |
4410 | if (stats) { |
4411 | struct oftable *tbl = &ofproto->up.tables[*table_id]; | |
4412 | unsigned long orig; | |
4413 | ||
4414 | atomic_add_relaxed(&tbl->n_matched, stats->n_packets, &orig); | |
4415 | } | |
a027899e JR |
4416 | if (xcache) { |
4417 | struct xc_entry *entry; | |
4418 | ||
4419 | entry = xlate_cache_add_entry(xcache, XC_TABLE); | |
4420 | entry->table.ofproto = ofproto; | |
4421 | entry->table.id = *table_id; | |
4422 | entry->table.match = true; | |
4423 | } | |
34dd0d78 | 4424 | return rule; |
d8227eba JR |
4425 | } |
4426 | } | |
4427 | ||
34dd0d78 JR |
4428 | /* Look up a flow with 'in_port' as the input port. Then restore the |
4429 | * original input port (otherwise OFPP_NORMAL and OFPP_IN_PORT will | |
4430 | * have surprising behavior). */ | |
4431 | flow->in_port.ofp_port = in_port; | |
4432 | ||
4433 | /* Our current implementation depends on n_tables == N_TABLES, and | |
4434 | * TBL_INTERNAL being the last table. */ | |
4435 | BUILD_ASSERT_DECL(N_TABLES == TBL_INTERNAL + 1); | |
4436 | ||
4437 | miss_config = OFPUTIL_TABLE_MISS_CONTINUE; | |
d8227eba | 4438 | |
6d328fa2 SH |
4439 | for (next_id = *table_id; |
4440 | next_id < ofproto->up.n_tables; | |
4441 | next_id++, next_id += (next_id == TBL_INTERNAL)) | |
4442 | { | |
4443 | *table_id = next_id; | |
1e1e1d19 | 4444 | rule = rule_dpif_lookup_in_table(ofproto, version, next_id, flow, wc); |
d611866c SH |
4445 | if (stats) { |
4446 | struct oftable *tbl = &ofproto->up.tables[next_id]; | |
d611866c | 4447 | unsigned long orig; |
afcea9ea | 4448 | |
34dd0d78 | 4449 | atomic_add_relaxed(rule ? &tbl->n_matched : &tbl->n_missed, |
afcea9ea | 4450 | stats->n_packets, &orig); |
d611866c | 4451 | } |
a027899e JR |
4452 | if (xcache) { |
4453 | struct xc_entry *entry; | |
4454 | ||
4455 | entry = xlate_cache_add_entry(xcache, XC_TABLE); | |
4456 | entry->table.ofproto = ofproto; | |
4457 | entry->table.id = next_id; | |
4458 | entry->table.match = (rule != NULL); | |
4459 | } | |
34dd0d78 JR |
4460 | if (rule) { |
4461 | goto out; /* Match. */ | |
4462 | } | |
4463 | if (honor_table_miss) { | |
4464 | miss_config = ofproto_table_get_miss_config(&ofproto->up, | |
4465 | *table_id); | |
4466 | if (miss_config == OFPUTIL_TABLE_MISS_CONTINUE) { | |
4467 | continue; | |
4468 | } | |
4469 | } | |
4470 | break; | |
4471 | } | |
4472 | /* Miss. */ | |
4473 | rule = ofproto->no_packet_in_rule; | |
4474 | if (may_packet_in) { | |
4475 | if (miss_config == OFPUTIL_TABLE_MISS_CONTINUE | |
4476 | || miss_config == OFPUTIL_TABLE_MISS_CONTROLLER) { | |
4477 | struct ofport_dpif *port; | |
4478 | ||
e672ff9b | 4479 | port = ofp_port_to_ofport(ofproto, old_in_port); |
34dd0d78 | 4480 | if (!port) { |
94783c7c | 4481 | VLOG_WARN_RL(&rl, "packet-in on unknown OpenFlow port %"PRIu32, |
34dd0d78 JR |
4482 | old_in_port); |
4483 | } else if (!(port->up.pp.config & OFPUTIL_PC_NO_PACKET_IN)) { | |
4484 | rule = ofproto->miss_rule; | |
6d328fa2 | 4485 | } |
34dd0d78 JR |
4486 | } else if (miss_config == OFPUTIL_TABLE_MISS_DEFAULT && |
4487 | connmgr_wants_packet_in_on_miss(ofproto->up.connmgr)) { | |
4488 | rule = ofproto->miss_rule; | |
6d328fa2 SH |
4489 | } |
4490 | } | |
d8227eba JR |
4491 | out: |
4492 | /* Restore port numbers, as they may have been modified above. */ | |
4493 | flow->tp_src = old_tp_src; | |
4494 | flow->tp_dst = old_tp_dst; | |
34dd0d78 JR |
4495 | /* Restore the old in port. */ |
4496 | flow->in_port.ofp_port = old_in_port; | |
6d328fa2 | 4497 | |
34dd0d78 | 4498 | return rule; |
a2143702 BP |
4499 | } |
4500 | ||
70742c7f EJ |
4501 | static struct rule_dpif *rule_dpif_cast(const struct rule *rule) |
4502 | { | |
4503 | return rule ? CONTAINER_OF(rule, struct rule_dpif, up) : NULL; | |
4504 | } | |
4505 | ||
abe529af BP |
4506 | static struct rule * |
4507 | rule_alloc(void) | |
4508 | { | |
3da29e32 | 4509 | struct rule_dpif *rule = xzalloc(sizeof *rule); |
abe529af BP |
4510 | return &rule->up; |
4511 | } | |
4512 | ||
4513 | static void | |
4514 | rule_dealloc(struct rule *rule_) | |
4515 | { | |
4516 | struct rule_dpif *rule = rule_dpif_cast(rule_); | |
4517 | free(rule); | |
4518 | } | |
4519 | ||
07659514 | 4520 | static enum ofperr |
1b43cf9e | 4521 | check_mask(struct ofproto_dpif *ofproto, const struct miniflow *flow) |
07659514 | 4522 | { |
95619d8c | 4523 | const struct odp_support *support; |
07659514 | 4524 | uint16_t ct_state, ct_zone; |
efba5ae4 | 4525 | ovs_u128 ct_label; |
8e53fe8c | 4526 | uint32_t ct_mark; |
07659514 | 4527 | |
88186383 | 4528 | support = &ofproto->backer->rt_support.odp; |
2a28ccc8 | 4529 | ct_state = MINIFLOW_GET_U8(flow, ct_state); |
d73ccab1 | 4530 | |
19be6c52 BP |
4531 | if (ct_state & CS_UNSUPPORTED_MASK) { |
4532 | return OFPERR_OFPBMC_BAD_MASK; | |
4533 | } | |
4534 | ||
d73ccab1 JR |
4535 | /* Do not bother dissecting the flow further if the datapath supports all |
4536 | * the features we know of. */ | |
11968381 | 4537 | if (support->ct_state && support->ct_zone && support->ct_mark |
d73ccab1 | 4538 | && support->ct_label && support->ct_state_nat |
7b5bbe5d | 4539 | && support->ct_orig_tuple && support->ct_orig_tuple6) { |
19be6c52 | 4540 | return 0; |
11968381 JS |
4541 | } |
4542 | ||
1b43cf9e JS |
4543 | ct_zone = MINIFLOW_GET_U16(flow, ct_zone); |
4544 | ct_mark = MINIFLOW_GET_U32(flow, ct_mark); | |
4545 | ct_label = MINIFLOW_GET_U128(flow, ct_label); | |
07659514 | 4546 | |
95619d8c | 4547 | if ((ct_state && !support->ct_state) |
7b27258c | 4548 | || ((ct_state & (CS_SRC_NAT | CS_DST_NAT)) && !support->ct_state_nat) |
95619d8c JS |
4549 | || (ct_zone && !support->ct_zone) |
4550 | || (ct_mark && !support->ct_mark) | |
2ff8484b | 4551 | || (!ovs_u128_is_zero(ct_label) && !support->ct_label)) { |
19be6c52 | 4552 | return OFPERR_NXBMC_CT_DATAPATH_SUPPORT; |
07659514 | 4553 | } |
95619d8c | 4554 | |
7b5bbe5d JS |
4555 | if (!support->ct_orig_tuple && !support->ct_orig_tuple6 |
4556 | && (MINIFLOW_GET_U8(flow, ct_nw_proto) | |
4557 | || MINIFLOW_GET_U16(flow, ct_tp_src) | |
4558 | || MINIFLOW_GET_U16(flow, ct_tp_dst))) { | |
19be6c52 | 4559 | return OFPERR_NXBMC_CT_DATAPATH_SUPPORT; |
7b5bbe5d JS |
4560 | } |
4561 | ||
4562 | if (!support->ct_orig_tuple | |
4563 | && (MINIFLOW_GET_U32(flow, ct_nw_src) | |
4564 | || MINIFLOW_GET_U32(flow, ct_nw_dst))) { | |
19be6c52 | 4565 | return OFPERR_NXBMC_CT_DATAPATH_SUPPORT; |
7b5bbe5d JS |
4566 | } |
4567 | ||
4568 | if (!support->ct_orig_tuple6 | |
4569 | && (!ovs_u128_is_zero(MINIFLOW_GET_U128(flow, ct_ipv6_src)) | |
4570 | || !ovs_u128_is_zero(MINIFLOW_GET_U128(flow, ct_ipv6_dst)))) { | |
19be6c52 | 4571 | return OFPERR_NXBMC_CT_DATAPATH_SUPPORT; |
d73ccab1 JR |
4572 | } |
4573 | ||
07659514 JS |
4574 | return 0; |
4575 | } | |
4576 | ||
caa5c156 | 4577 | static void |
76c62d19 | 4578 | report_unsupported_act(const char *action, const char *detail) |
caa5c156 | 4579 | { |
7ed58d4a JP |
4580 | static struct vlog_rate_limit rll = VLOG_RATE_LIMIT_INIT(1, 5); |
4581 | VLOG_WARN_RL(&rll, "Rejecting %s action because datapath does not support" | |
76c62d19 JR |
4582 | "%s%s (your kernel module may be out of date)", |
4583 | action, detail ? " " : "", detail ? detail : ""); | |
caa5c156 BP |
4584 | } |
4585 | ||
1b43cf9e JS |
4586 | static enum ofperr |
4587 | check_actions(const struct ofproto_dpif *ofproto, | |
4588 | const struct rule_actions *const actions) | |
4589 | { | |
4590 | const struct ofpact *ofpact; | |
88186383 | 4591 | const struct odp_support *support = &ofproto->backer->rt_support.odp; |
1b43cf9e JS |
4592 | |
4593 | OFPACT_FOR_EACH (ofpact, actions->ofpacts, actions->ofpacts_len) { | |
76c62d19 JR |
4594 | if (ofpact->type == OFPACT_CT) { |
4595 | const struct ofpact_conntrack *ct; | |
4596 | const struct ofpact *a; | |
1b43cf9e | 4597 | |
76c62d19 | 4598 | ct = CONTAINER_OF(ofpact, struct ofpact_conntrack, ofpact); |
1b43cf9e | 4599 | |
76c62d19 JR |
4600 | if (!support->ct_state) { |
4601 | report_unsupported_act("ct", "ct action"); | |
19be6c52 | 4602 | return OFPERR_NXBAC_CT_DATAPATH_SUPPORT; |
76c62d19 JR |
4603 | } |
4604 | if ((ct->zone_imm || ct->zone_src.field) && !support->ct_zone) { | |
4605 | report_unsupported_act("ct", "ct zones"); | |
19be6c52 | 4606 | return OFPERR_NXBAC_CT_DATAPATH_SUPPORT; |
76c62d19 JR |
4607 | } |
4608 | /* So far the force commit feature is implemented together with the | |
4609 | * original direction tuple feature by all datapaths, so we use the | |
4610 | * support flag for the 'ct_orig_tuple' to indicate support for the | |
4611 | * force commit feature as well. */ | |
4612 | if ((ct->flags & NX_CT_F_FORCE) && !support->ct_orig_tuple) { | |
4613 | report_unsupported_act("ct", "force commit"); | |
19be6c52 | 4614 | return OFPERR_NXBAC_CT_DATAPATH_SUPPORT; |
76c62d19 | 4615 | } |
1b43cf9e | 4616 | |
76c62d19 JR |
4617 | OFPACT_FOR_EACH(a, ct->actions, ofpact_ct_get_action_len(ct)) { |
4618 | const struct mf_field *dst = ofpact_get_mf_dst(a); | |
1b43cf9e | 4619 | |
76c62d19 JR |
4620 | if (a->type == OFPACT_NAT && !support->ct_state_nat) { |
4621 | /* The backer doesn't seem to support the NAT bits in | |
4622 | * 'ct_state': assume that it doesn't support the NAT | |
4623 | * action. */ | |
4624 | report_unsupported_act("ct", "nat"); | |
19be6c52 | 4625 | return OFPERR_NXBAC_CT_DATAPATH_SUPPORT; |
76c62d19 JR |
4626 | } |
4627 | if (dst && ((dst->id == MFF_CT_MARK && !support->ct_mark) || | |
4628 | (dst->id == MFF_CT_LABEL && !support->ct_label))) { | |
4629 | report_unsupported_act("ct", "setting mark and/or label"); | |
19be6c52 | 4630 | return OFPERR_NXBAC_CT_DATAPATH_SUPPORT; |
76c62d19 JR |
4631 | } |
4632 | } | |
4633 | } else if (ofpact->type == OFPACT_RESUBMIT) { | |
4634 | struct ofpact_resubmit *resubmit = ofpact_get_RESUBMIT(ofpact); | |
1b43cf9e | 4635 | |
76c62d19 JR |
4636 | if (resubmit->with_ct_orig && !support->ct_orig_tuple) { |
4637 | report_unsupported_act("resubmit", | |
4638 | "ct original direction tuple"); | |
19be6c52 | 4639 | return OFPERR_NXBAC_CT_DATAPATH_SUPPORT; |
7b27258c | 4640 | } |
d0d57149 FL |
4641 | } else if (!support->nd_ext && ofpact->type == OFPACT_SET_FIELD) { |
4642 | const struct mf_field *dst = ofpact_get_mf_dst(ofpact); | |
4643 | ||
4644 | if (dst->id == MFF_ND_RESERVED || dst->id == MFF_ND_OPTIONS_TYPE) { | |
4645 | report_unsupported_act("set field", | |
4646 | "setting IPv6 ND Extensions fields"); | |
4647 | return OFPERR_OFPBAC_BAD_SET_ARGUMENT; | |
4648 | } | |
1b43cf9e JS |
4649 | } |
4650 | } | |
4651 | ||
4652 | return 0; | |
4653 | } | |
4654 | ||
4655 | static enum ofperr | |
4656 | rule_check(struct rule *rule) | |
4657 | { | |
4658 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(rule->ofproto); | |
4659 | enum ofperr err; | |
4660 | ||
4661 | err = check_mask(ofproto, &rule->cr.match.mask->masks); | |
4662 | if (err) { | |
4663 | return err; | |
4664 | } | |
4665 | return check_actions(ofproto, rule->actions); | |
4666 | } | |
4667 | ||
90bf1e07 | 4668 | static enum ofperr |
abe529af | 4669 | rule_construct(struct rule *rule_) |
dc437090 | 4670 | OVS_NO_THREAD_SAFETY_ANALYSIS |
abe529af BP |
4671 | { |
4672 | struct rule_dpif *rule = rule_dpif_cast(rule_); | |
07659514 JS |
4673 | int error; |
4674 | ||
4675 | error = rule_check(rule_); | |
4676 | if (error) { | |
4677 | return error; | |
4678 | } | |
4679 | ||
97ba2d36 | 4680 | ovs_mutex_init_adaptive(&rule->stats_mutex); |
1a4ec18d JS |
4681 | rule->stats.n_packets = 0; |
4682 | rule->stats.n_bytes = 0; | |
4683 | rule->stats.used = rule->up.modified; | |
888ac0d7 | 4684 | rule->recirc_id = 0; |
39c94593 | 4685 | rule->new_rule = NULL; |
748eb2f5 | 4686 | rule->forward_counts = false; |
888ac0d7 | 4687 | |
abe529af BP |
4688 | return 0; |
4689 | } | |
4690 | ||
146ee626 | 4691 | static enum ofperr |
748eb2f5 | 4692 | rule_insert(struct rule *rule_, struct rule *old_rule_, bool forward_counts) |
15aaf599 | 4693 | OVS_REQUIRES(ofproto_mutex) |
abe529af | 4694 | { |
9fbe253e | 4695 | struct rule_dpif *rule = rule_dpif_cast(rule_); |
39c94593 | 4696 | |
748eb2f5 | 4697 | if (old_rule_) { |
39c94593 JR |
4698 | struct rule_dpif *old_rule = rule_dpif_cast(old_rule_); |
4699 | ||
4700 | ovs_assert(!old_rule->new_rule); | |
4701 | ||
4702 | /* Take a reference to the new rule, and refer all stats updates from | |
4703 | * the old rule to the new rule. */ | |
07a3cd5c | 4704 | ofproto_rule_ref(&rule->up); |
39c94593 JR |
4705 | |
4706 | ovs_mutex_lock(&old_rule->stats_mutex); | |
4707 | ovs_mutex_lock(&rule->stats_mutex); | |
4708 | old_rule->new_rule = rule; /* Forward future stats. */ | |
748eb2f5 JR |
4709 | old_rule->forward_counts = forward_counts; |
4710 | ||
4711 | if (forward_counts) { | |
4712 | rule->stats = old_rule->stats; /* Transfer stats to the new | |
4713 | * rule. */ | |
4714 | } else { | |
4715 | /* Used timestamp must be forwarded whenever a rule is modified. */ | |
4716 | rule->stats.used = old_rule->stats.used; | |
4717 | } | |
39c94593 JR |
4718 | ovs_mutex_unlock(&rule->stats_mutex); |
4719 | ovs_mutex_unlock(&old_rule->stats_mutex); | |
4720 | } | |
146ee626 AP |
4721 | |
4722 | return 0; | |
8037acb4 BP |
4723 | } |
4724 | ||
4725 | static void | |
4726 | rule_destruct(struct rule *rule_) | |
39c94593 | 4727 | OVS_NO_THREAD_SAFETY_ANALYSIS |
8037acb4 BP |
4728 | { |
4729 | struct rule_dpif *rule = rule_dpif_cast(rule_); | |
888ac0d7 | 4730 | |
9fbe253e | 4731 | ovs_mutex_destroy(&rule->stats_mutex); |
39c94593 JR |
4732 | /* Release reference to the new rule, if any. */ |
4733 | if (rule->new_rule) { | |
07a3cd5c | 4734 | ofproto_rule_unref(&rule->new_rule->up); |
39c94593 | 4735 | } |
888ac0d7 | 4736 | if (rule->recirc_id) { |
e672ff9b | 4737 | recirc_free_id(rule->recirc_id); |
888ac0d7 | 4738 | } |
abe529af BP |
4739 | } |
4740 | ||
4741 | static void | |
16441315 | 4742 | rule_get_stats(struct rule *rule_, struct pkt_stats *stats, |
dc437090 | 4743 | long long int *used) |
abe529af BP |
4744 | { |
4745 | struct rule_dpif *rule = rule_dpif_cast(rule_); | |
abe529af | 4746 | |
9fbe253e | 4747 | ovs_mutex_lock(&rule->stats_mutex); |
39c94593 | 4748 | if (OVS_UNLIKELY(rule->new_rule)) { |
16441315 | 4749 | rule_get_stats(&rule->new_rule->up, stats, used); |
39c94593 | 4750 | } else { |
16441315 | 4751 | stats->n_packets = rule->stats.n_packets; |
4752 | stats->n_bytes = rule->stats.n_bytes; | |
4753 | stats->n_offload_packets = rule->stats.n_offload_packets; | |
4754 | stats->n_offload_bytes = rule->stats.n_offload_bytes; | |
39c94593 JR |
4755 | *used = rule->stats.used; |
4756 | } | |
9fbe253e | 4757 | ovs_mutex_unlock(&rule->stats_mutex); |
abe529af BP |
4758 | } |
4759 | ||
1f4a8933 JR |
4760 | struct ofproto_dpif_packet_out { |
4761 | struct xlate_cache xcache; | |
4762 | struct ofpbuf odp_actions; | |
4763 | struct recirc_refs rr; | |
4764 | bool needs_help; | |
4765 | }; | |
4766 | ||
4767 | ||
4768 | static struct ofproto_dpif_packet_out * | |
4769 | ofproto_dpif_packet_out_new(void) | |
4770 | { | |
4771 | struct ofproto_dpif_packet_out *aux = xmalloc(sizeof *aux); | |
4772 | xlate_cache_init(&aux->xcache); | |
4773 | ofpbuf_init(&aux->odp_actions, 64); | |
4774 | aux->rr = RECIRC_REFS_EMPTY_INITIALIZER; | |
4775 | aux->needs_help = false; | |
4776 | ||
4777 | return aux; | |
4778 | } | |
4779 | ||
4780 | static void | |
4781 | ofproto_dpif_packet_out_delete(struct ofproto_dpif_packet_out *aux) | |
4782 | { | |
4783 | if (aux) { | |
4784 | xlate_cache_uninit(&aux->xcache); | |
4785 | ofpbuf_uninit(&aux->odp_actions); | |
4786 | recirc_refs_unref(&aux->rr); | |
4787 | free(aux); | |
4788 | } | |
4789 | } | |
4790 | ||
4791 | static enum ofperr | |
4792 | packet_xlate(struct ofproto *ofproto_, struct ofproto_packet_out *opo) | |
4793 | OVS_REQUIRES(ofproto_mutex) | |
4794 | { | |
4795 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
4796 | struct xlate_out xout; | |
4797 | struct xlate_in xin; | |
4798 | enum ofperr error = 0; | |
4799 | ||
4800 | struct ofproto_dpif_packet_out *aux = ofproto_dpif_packet_out_new(); | |
4801 | ||
4802 | xlate_in_init(&xin, ofproto, opo->version, opo->flow, | |
4803 | opo->flow->in_port.ofp_port, NULL, 0, opo->packet, NULL, | |
4804 | &aux->odp_actions); | |
4805 | xin.ofpacts = opo->ofpacts; | |
4806 | xin.ofpacts_len = opo->ofpacts_len; | |
4807 | /* No learning or stats, but collect side effects to xcache. */ | |
4808 | xin.allow_side_effects = false; | |
4809 | xin.resubmit_stats = NULL; | |
4810 | xin.xcache = &aux->xcache; | |
331c07ac | 4811 | xin.in_packet_out = true; |
1f4a8933 JR |
4812 | |
4813 | if (xlate_actions(&xin, &xout) != XLATE_OK) { | |
4814 | error = OFPERR_OFPFMFC_UNKNOWN; /* Error processing actions. */ | |
4815 | goto error_out; | |
4816 | } else { | |
4817 | /* Prepare learn actions. */ | |
4818 | struct xc_entry *entry; | |
4819 | struct ofpbuf entries = aux->xcache.entries; | |
4820 | ||
4821 | XC_ENTRY_FOR_EACH (entry, &entries) { | |
4822 | if (entry->type == XC_LEARN) { | |
4823 | struct ofproto_flow_mod *ofm = entry->learn.ofm; | |
4824 | ||
4825 | error = ofproto_flow_mod_learn_refresh(ofm); | |
4826 | if (error) { | |
4827 | goto error_out; | |
4828 | } | |
4829 | struct rule *rule = ofm->temp_rule; | |
4830 | ofm->learn_adds_rule = (rule->state == RULE_INITIALIZED); | |
4831 | if (ofm->learn_adds_rule) { | |
4832 | /* If learning on a different bridge, must use its next | |
4833 | * version number. */ | |
4834 | ofm->version = (rule->ofproto == ofproto_) | |
4835 | ? opo->version : rule->ofproto->tables_version + 1; | |
4836 | error = ofproto_flow_mod_learn_start(ofm); | |
4837 | if (error) { | |
4838 | goto error_out; | |
4839 | } | |
4840 | } | |
4841 | } | |
4842 | } | |
4843 | ||
4844 | /* Success. */ | |
4845 | aux->needs_help = (xout.slow & SLOW_ACTION) != 0; | |
4846 | recirc_refs_swap(&aux->rr, &xout.recircs); /* Hold recirc refs. */ | |
4847 | } | |
4848 | xlate_out_uninit(&xout); | |
4849 | opo->aux = aux; | |
4850 | return 0; | |
4851 | ||
4852 | error_out: | |
4853 | xlate_out_uninit(&xout); | |
4854 | ofproto_dpif_packet_out_delete(aux); | |
4855 | opo->aux = NULL; | |
4856 | return error; | |
4857 | } | |
4858 | ||
6dd3c787 JR |
4859 | static void |
4860 | packet_xlate_revert(struct ofproto *ofproto OVS_UNUSED, | |
4861 | struct ofproto_packet_out *opo) | |
4862 | OVS_REQUIRES(ofproto_mutex) | |
4863 | { | |
4864 | struct ofproto_dpif_packet_out *aux = opo->aux; | |
4865 | ovs_assert(aux); | |
4866 | ||
4867 | /* Revert the learned flows. */ | |
4868 | struct xc_entry *entry; | |
4869 | struct ofpbuf entries = aux->xcache.entries; | |
4870 | ||
4871 | XC_ENTRY_FOR_EACH (entry, &entries) { | |
4872 | if (entry->type == XC_LEARN && entry->learn.ofm->learn_adds_rule) { | |
4873 | ofproto_flow_mod_learn_revert(entry->learn.ofm); | |
4874 | } | |
4875 | } | |
4876 | ||
4877 | ofproto_dpif_packet_out_delete(aux); | |
4878 | opo->aux = NULL; | |
4879 | } | |
4880 | ||
1f4a8933 JR |
4881 | /* Push stats and perform side effects of flow translation. */ |
4882 | static void | |
4883 | ofproto_dpif_xcache_execute(struct ofproto_dpif *ofproto, | |
4884 | struct xlate_cache *xcache, | |
7c12dfc5 | 4885 | struct dpif_flow_stats *stats) |
1f4a8933 JR |
4886 | OVS_REQUIRES(ofproto_mutex) |
4887 | { | |
4888 | struct xc_entry *entry; | |
4889 | struct ofpbuf entries = xcache->entries; | |
4890 | ||
4891 | XC_ENTRY_FOR_EACH (entry, &entries) { | |
4892 | switch (entry->type) { | |
4893 | case XC_LEARN: | |
4894 | /* Finish the learned flows. */ | |
4895 | if (entry->learn.ofm->learn_adds_rule) { | |
4896 | ofproto_flow_mod_learn_finish(entry->learn.ofm, &ofproto->up); | |
4897 | } | |
4898 | break; | |
4899 | case XC_FIN_TIMEOUT: | |
4900 | if (stats->tcp_flags & (TCP_FIN | TCP_RST)) { | |
4901 | /* 'ofproto_mutex' already held */ | |
4902 | ofproto_rule_reduce_timeouts__(&entry->fin.rule->up, | |
4903 | entry->fin.idle, | |
4904 | entry->fin.hard); | |
4905 | } | |
4906 | break; | |
4907 | /* All the rest can be dealt with by the xlate layer. */ | |
4908 | case XC_TABLE: | |
4909 | case XC_RULE: | |
4910 | case XC_BOND: | |
4911 | case XC_NETDEV: | |
4912 | case XC_NETFLOW: | |
4913 | case XC_MIRROR: | |
4914 | case XC_NORMAL: | |
4915 | case XC_GROUP: | |
4916 | case XC_TNL_NEIGH: | |
7c12dfc5 | 4917 | case XC_TUNNEL_HEADER: |
16441315 | 4918 | xlate_push_stats_entry(entry, stats, false); |
1f4a8933 JR |
4919 | break; |
4920 | default: | |
4921 | OVS_NOT_REACHED(); | |
4922 | } | |
4923 | } | |
4924 | } | |
4925 | ||
4926 | static void | |
47f8743e IM |
4927 | packet_execute_prepare(struct ofproto *ofproto_, |
4928 | struct ofproto_packet_out *opo) | |
1f4a8933 JR |
4929 | OVS_REQUIRES(ofproto_mutex) |
4930 | { | |
4931 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
4932 | struct dpif_flow_stats stats; | |
47f8743e | 4933 | struct dpif_execute *execute; |
1f4a8933 JR |
4934 | |
4935 | struct ofproto_dpif_packet_out *aux = opo->aux; | |
4936 | ovs_assert(aux); | |
4937 | ||
4938 | /* Run the side effects from the xcache. */ | |
4939 | dpif_flow_stats_extract(opo->flow, opo->packet, time_msec(), &stats); | |
4940 | ofproto_dpif_xcache_execute(ofproto, &aux->xcache, &stats); | |
4941 | ||
47f8743e IM |
4942 | execute = xzalloc(sizeof *execute); |
4943 | execute->actions = xmemdup(aux->odp_actions.data, aux->odp_actions.size); | |
4944 | execute->actions_len = aux->odp_actions.size; | |
1f4a8933 JR |
4945 | |
4946 | pkt_metadata_from_flow(&opo->packet->md, opo->flow); | |
47f8743e IM |
4947 | execute->packet = opo->packet; |
4948 | execute->flow = opo->flow; | |
4949 | execute->needs_help = aux->needs_help; | |
4950 | execute->probe = false; | |
4951 | execute->mtu = 0; | |
1f4a8933 JR |
4952 | |
4953 | /* Fix up in_port. */ | |
4954 | ofproto_dpif_set_packet_odp_port(ofproto, opo->flow->in_port.ofp_port, | |
4955 | opo->packet); | |
4956 | ||
1f4a8933 | 4957 | ofproto_dpif_packet_out_delete(aux); |
47f8743e IM |
4958 | opo->aux = execute; |
4959 | } | |
4960 | ||
4961 | static void | |
4962 | packet_execute(struct ofproto *ofproto_, struct ofproto_packet_out *opo) | |
4963 | OVS_EXCLUDED(ofproto_mutex) | |
4964 | { | |
4965 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
4966 | struct dpif_execute *execute = opo->aux; | |
4967 | ||
4968 | if (!execute) { | |
4969 | return; | |
4970 | } | |
4971 | ||
4972 | dpif_execute(ofproto->backer->dpif, execute); | |
4973 | ||
4974 | free(CONST_CAST(struct nlattr *, execute->actions)); | |
4975 | free(execute); | |
1f4a8933 JR |
4976 | opo->aux = NULL; |
4977 | } | |
4978 | ||
00430a3f SH |
4979 | static struct group_dpif *group_dpif_cast(const struct ofgroup *group) |
4980 | { | |
4981 | return group ? CONTAINER_OF(group, struct group_dpif, up) : NULL; | |
4982 | } | |
4983 | ||
4984 | static struct ofgroup * | |
4985 | group_alloc(void) | |
4986 | { | |
4987 | struct group_dpif *group = xzalloc(sizeof *group); | |
4988 | return &group->up; | |
4989 | } | |
4990 | ||
4991 | static void | |
4992 | group_dealloc(struct ofgroup *group_) | |
4993 | { | |
4994 | struct group_dpif *group = group_dpif_cast(group_); | |
4995 | free(group); | |
4996 | } | |
4997 | ||
4998 | static void | |
4999 | group_construct_stats(struct group_dpif *group) | |
5000 | OVS_REQUIRES(group->stats_mutex) | |
5001 | { | |
5002 | group->packet_count = 0; | |
5003 | group->byte_count = 0; | |
1e684d7d | 5004 | |
07a3cd5c BP |
5005 | struct ofputil_bucket *bucket; |
5006 | LIST_FOR_EACH (bucket, list_node, &group->up.buckets) { | |
1e684d7d RW |
5007 | bucket->stats.packet_count = 0; |
5008 | bucket->stats.byte_count = 0; | |
00430a3f SH |
5009 | } |
5010 | } | |
5011 | ||
1e684d7d RW |
5012 | void |
5013 | group_dpif_credit_stats(struct group_dpif *group, | |
5014 | struct ofputil_bucket *bucket, | |
5015 | const struct dpif_flow_stats *stats) | |
5016 | { | |
5017 | ovs_mutex_lock(&group->stats_mutex); | |
5018 | group->packet_count += stats->n_packets; | |
5019 | group->byte_count += stats->n_bytes; | |
5020 | if (bucket) { | |
5021 | bucket->stats.packet_count += stats->n_packets; | |
5022 | bucket->stats.byte_count += stats->n_bytes; | |
5023 | } else { /* Credit to all buckets */ | |
07a3cd5c | 5024 | LIST_FOR_EACH (bucket, list_node, &group->up.buckets) { |
1e684d7d RW |
5025 | bucket->stats.packet_count += stats->n_packets; |
5026 | bucket->stats.byte_count += stats->n_bytes; | |
5027 | } | |
5028 | } | |
5029 | ovs_mutex_unlock(&group->stats_mutex); | |
5030 | } | |
5031 | ||
2e3fd24c JS |
5032 | /* Calculate the dp_hash mask needed to provide the least weighted bucket |
5033 | * with at least one hash value and construct a mapping table from masked | |
5034 | * dp_hash value to group bucket using the Webster method. | |
5035 | * If the caller specifies a non-zero max_hash value, abort and return false | |
5036 | * if more hash values would be required. The absolute maximum number of | |
5037 | * hash values supported is 256. */ | |
5038 | ||
5039 | #define MAX_SELECT_GROUP_HASH_VALUES 256 | |
5040 | ||
5041 | static bool | |
5042 | group_setup_dp_hash_table(struct group_dpif *group, size_t max_hash) | |
5043 | { | |
5044 | struct ofputil_bucket *bucket; | |
5045 | uint32_t n_buckets = group->up.n_buckets; | |
5046 | uint64_t total_weight = 0; | |
5047 | uint16_t min_weight = UINT16_MAX; | |
5048 | struct webster { | |
5049 | struct ofputil_bucket *bucket; | |
5050 | uint32_t divisor; | |
5051 | double value; | |
5052 | int hits; | |
5053 | } *webster; | |
5054 | ||
5055 | if (n_buckets == 0) { | |
06db81cc | 5056 | VLOG_DBG(" Don't apply dp_hash method without buckets."); |
2e3fd24c JS |
5057 | return false; |
5058 | } | |
5059 | ||
5060 | webster = xcalloc(n_buckets, sizeof(struct webster)); | |
5061 | int i = 0; | |
5062 | LIST_FOR_EACH (bucket, list_node, &group->up.buckets) { | |
5063 | if (bucket->weight > 0 && bucket->weight < min_weight) { | |
5064 | min_weight = bucket->weight; | |
5065 | } | |
5066 | total_weight += bucket->weight; | |
5067 | webster[i].bucket = bucket; | |
5068 | webster[i].divisor = 1; | |
5069 | webster[i].value = bucket->weight; | |
5070 | webster[i].hits = 0; | |
5071 | i++; | |
5072 | } | |
5073 | ||
5074 | if (total_weight == 0) { | |
5075 | VLOG_DBG(" Total weight is zero. No active buckets."); | |
5076 | free(webster); | |
5077 | return false; | |
5078 | } | |
5079 | VLOG_DBG(" Minimum weight: %d, total weight: %"PRIu64, | |
5080 | min_weight, total_weight); | |
5081 | ||
5082 | uint64_t min_slots = DIV_ROUND_UP(total_weight, min_weight); | |
5083 | uint64_t min_slots2 = ROUND_UP_POW2(min_slots); | |
5084 | uint64_t n_hash = MAX(16, min_slots2); | |
5085 | if (n_hash > MAX_SELECT_GROUP_HASH_VALUES || | |
5086 | (max_hash != 0 && n_hash > max_hash)) { | |
5087 | VLOG_DBG(" Too many hash values required: %"PRIu64, n_hash); | |
51e6215e | 5088 | free(webster); |
2e3fd24c JS |
5089 | return false; |
5090 | } | |
5091 | ||
5092 | VLOG_DBG(" Using %"PRIu64" hash values:", n_hash); | |
5093 | group->hash_mask = n_hash - 1; | |
5094 | if (group->hash_map) { | |
5095 | free(group->hash_map); | |
5096 | } | |
5097 | group->hash_map = xcalloc(n_hash, sizeof(struct ofputil_bucket *)); | |
5098 | ||
5099 | /* Use Webster method to distribute hash values over buckets. */ | |
5100 | for (int hash = 0; hash < n_hash; hash++) { | |
5101 | struct webster *winner = &webster[0]; | |
5102 | for (i = 1; i < n_buckets; i++) { | |
5103 | if (webster[i].value > winner->value) { | |
5104 | winner = &webster[i]; | |
5105 | } | |
5106 | } | |
5107 | winner->hits++; | |
5108 | winner->divisor += 2; | |
5109 | winner->value = (double) winner->bucket->weight / winner->divisor; | |
5110 | group->hash_map[hash] = winner->bucket; | |
5111 | } | |
5112 | ||
5113 | i = 0; | |
5114 | LIST_FOR_EACH (bucket, list_node, &group->up.buckets) { | |
5115 | double target = (n_hash * bucket->weight) / (double) total_weight; | |
5116 | VLOG_DBG(" Bucket %d: weight=%d, target=%.2f hits=%d", | |
5117 | bucket->bucket_id, bucket->weight, | |
5118 | target, webster[i].hits); | |
5119 | i++; | |
5120 | } | |
5121 | ||
5122 | free(webster); | |
5123 | return true; | |
5124 | } | |
5125 | ||
5126 | static void | |
5127 | group_set_selection_method(struct group_dpif *group) | |
5128 | { | |
5129 | const struct ofputil_group_props *props = &group->up.props; | |
5130 | const char *selection_method = props->selection_method; | |
5131 | ||
06db81cc | 5132 | VLOG_DBG("Constructing select group %"PRIu32, group->up.group_id); |
2e3fd24c | 5133 | if (selection_method[0] == '\0') { |
06db81cc JS |
5134 | VLOG_DBG("No selection method specified. Trying dp_hash."); |
5135 | /* If the controller has not specified a selection method, check if | |
5136 | * the dp_hash selection method with max 64 hash values is appropriate | |
5137 | * for the given bucket configuration. */ | |
5138 | if (group_setup_dp_hash_table(group, 64)) { | |
5139 | /* Use dp_hash selection method with symmetric L4 hash. */ | |
5140 | group->selection_method = SEL_METHOD_DP_HASH; | |
5141 | group->hash_alg = OVS_HASH_ALG_SYM_L4; | |
5142 | group->hash_basis = 0; | |
5143 | VLOG_DBG("Use dp_hash with %d hash values using algorithm %d.", | |
5144 | group->hash_mask + 1, group->hash_alg); | |
5145 | } else { | |
5146 | /* Fall back to original default hashing in slow path. */ | |
5147 | VLOG_DBG("Falling back to default hash method."); | |
5148 | group->selection_method = SEL_METHOD_DEFAULT; | |
5149 | } | |
2e3fd24c JS |
5150 | } else if (!strcmp(selection_method, "dp_hash")) { |
5151 | VLOG_DBG("Selection method specified: dp_hash."); | |
5152 | /* Try to use dp_hash if possible at all. */ | |
5153 | if (group_setup_dp_hash_table(group, 0)) { | |
5154 | group->selection_method = SEL_METHOD_DP_HASH; | |
5155 | group->hash_alg = props->selection_method_param >> 32; | |
5156 | if (group->hash_alg >= __OVS_HASH_MAX) { | |
06db81cc | 5157 | VLOG_DBG("Invalid dp_hash algorithm %d. " |
2e3fd24c JS |
5158 | "Defaulting to OVS_HASH_ALG_L4", group->hash_alg); |
5159 | group->hash_alg = OVS_HASH_ALG_L4; | |
5160 | } | |
5161 | group->hash_basis = (uint32_t) props->selection_method_param; | |
5162 | VLOG_DBG("Use dp_hash with %d hash values using algorithm %d.", | |
5163 | group->hash_mask + 1, group->hash_alg); | |
5164 | } else { | |
5165 | /* Fall back to original default hashing in slow path. */ | |
06db81cc | 5166 | VLOG_DBG("Falling back to default hash method."); |
2e3fd24c JS |
5167 | group->selection_method = SEL_METHOD_DEFAULT; |
5168 | } | |
5169 | } else if (!strcmp(selection_method, "hash")) { | |
5170 | VLOG_DBG("Selection method specified: hash."); | |
5171 | if (props->fields.values_size > 0) { | |
5172 | /* Controller has specified hash fields. */ | |
5173 | struct ds s = DS_EMPTY_INITIALIZER; | |
5174 | oxm_format_field_array(&s, &props->fields); | |
06db81cc | 5175 | VLOG_DBG("Hash fields: %s", ds_cstr(&s)); |
2e3fd24c JS |
5176 | ds_destroy(&s); |
5177 | group->selection_method = SEL_METHOD_HASH; | |
5178 | } else { | |
5179 | /* No hash fields. Fall back to original default hashing. */ | |
06db81cc | 5180 | VLOG_DBG("No hash fields. Falling back to default hash method."); |
2e3fd24c JS |
5181 | group->selection_method = SEL_METHOD_DEFAULT; |
5182 | } | |
5183 | } else { | |
5184 | /* Parsing of groups should ensure this never happens */ | |
5185 | OVS_NOT_REACHED(); | |
5186 | } | |
5187 | } | |
5188 | ||
00430a3f SH |
5189 | static enum ofperr |
5190 | group_construct(struct ofgroup *group_) | |
5191 | { | |
5192 | struct group_dpif *group = group_dpif_cast(group_); | |
5a070238 | 5193 | |
97ba2d36 | 5194 | ovs_mutex_init_adaptive(&group->stats_mutex); |
00430a3f SH |
5195 | ovs_mutex_lock(&group->stats_mutex); |
5196 | group_construct_stats(group); | |
2e3fd24c JS |
5197 | group->hash_map = NULL; |
5198 | if (group->up.type == OFPGT11_SELECT) { | |
5199 | group_set_selection_method(group); | |
5200 | } | |
00430a3f SH |
5201 | ovs_mutex_unlock(&group->stats_mutex); |
5202 | return 0; | |
5203 | } | |
5204 | ||
00430a3f SH |
5205 | static void |
5206 | group_destruct(struct ofgroup *group_) | |
5207 | { | |
5208 | struct group_dpif *group = group_dpif_cast(group_); | |
00430a3f | 5209 | ovs_mutex_destroy(&group->stats_mutex); |
2e3fd24c JS |
5210 | if (group->hash_map) { |
5211 | free(group->hash_map); | |
5212 | group->hash_map = NULL; | |
5213 | } | |
00430a3f SH |
5214 | } |
5215 | ||
00430a3f SH |
5216 | static enum ofperr |
5217 | group_get_stats(const struct ofgroup *group_, struct ofputil_group_stats *ogs) | |
5218 | { | |
5219 | struct group_dpif *group = group_dpif_cast(group_); | |
5220 | ||
00430a3f SH |
5221 | ovs_mutex_lock(&group->stats_mutex); |
5222 | ogs->packet_count = group->packet_count; | |
5223 | ogs->byte_count = group->byte_count; | |
1e684d7d | 5224 | |
07a3cd5c BP |
5225 | struct bucket_counter *bucket_stats = ogs->bucket_stats; |
5226 | struct ofputil_bucket *bucket; | |
5227 | LIST_FOR_EACH (bucket, list_node, &group->up.buckets) { | |
1e684d7d RW |
5228 | bucket_stats->packet_count = bucket->stats.packet_count; |
5229 | bucket_stats->byte_count = bucket->stats.byte_count; | |
5230 | bucket_stats++; | |
5231 | } | |
00430a3f SH |
5232 | ovs_mutex_unlock(&group->stats_mutex); |
5233 | ||
5234 | return 0; | |
5235 | } | |
f4fb341b | 5236 | |
809c7548 RW |
5237 | /* If the group exists, this function increments the groups's reference count. |
5238 | * | |
07a3cd5c | 5239 | * Make sure to call ofproto_group_unref() after no longer needing to maintain |
809c7548 | 5240 | * a reference to the group. */ |
db88b35c | 5241 | struct group_dpif * |
76973237 | 5242 | group_dpif_lookup(struct ofproto_dpif *ofproto, uint32_t group_id, |
5d08a275 | 5243 | ovs_version_t version, bool take_ref) |
f4fb341b | 5244 | { |
76973237 | 5245 | struct ofgroup *ofgroup = ofproto_group_lookup(&ofproto->up, group_id, |
5d08a275 | 5246 | version, take_ref); |
db88b35c | 5247 | return ofgroup ? group_dpif_cast(ofgroup) : NULL; |
f4fb341b | 5248 | } |
abe529af | 5249 | \f |
2eb79142 JG |
5250 | /* Sends 'packet' out 'ofport'. If 'port' is a tunnel and that tunnel type |
5251 | * supports a notion of an OAM flag, sets it if 'oam' is true. | |
52a90c29 | 5252 | * May modify 'packet'. |
abe529af | 5253 | * Returns 0 if successful, otherwise a positive errno value. */ |
91d6cd12 | 5254 | int |
2eb79142 JG |
5255 | ofproto_dpif_send_packet(const struct ofport_dpif *ofport, bool oam, |
5256 | struct dp_packet *packet) | |
abe529af | 5257 | { |
79e15b78 | 5258 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofport->up.ofproto); |
abe529af BP |
5259 | int error; |
5260 | ||
2eb79142 | 5261 | error = xlate_send_packet(ofport, oam, packet); |
79e15b78 | 5262 | |
0da3c61b | 5263 | ovs_mutex_lock(&ofproto->stats_mutex); |
79e15b78 | 5264 | ofproto->stats.tx_packets++; |
cf62fa4c | 5265 | ofproto->stats.tx_bytes += dp_packet_size(packet); |
0da3c61b | 5266 | ovs_mutex_unlock(&ofproto->stats_mutex); |
abe529af BP |
5267 | return error; |
5268 | } | |
9583bc14 | 5269 | \f |
b5cbbcf6 AZ |
5270 | /* Return the version string of the datapath that backs up |
5271 | * this 'ofproto'. | |
5272 | */ | |
5273 | static const char * | |
5274 | get_datapath_version(const struct ofproto *ofproto_) | |
5275 | { | |
5276 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
5277 | ||
5278 | return ofproto->backer->dp_version_string; | |
5279 | } | |
5280 | ||
d4f6865c DDP |
5281 | static void |
5282 | type_set_config(const char *type, const struct smap *other_config) | |
5283 | { | |
5284 | struct dpif_backer *backer; | |
5285 | ||
5286 | backer = shash_find_data(&all_dpif_backers, type); | |
5287 | if (!backer) { | |
5288 | /* This is not necessarily a problem, since backers are only | |
5289 | * created on demand. */ | |
5290 | return; | |
5291 | } | |
5292 | ||
5293 | dpif_set_config(backer->dpif, other_config); | |
5294 | } | |
5295 | ||
2a7c4805 JP |
5296 | static void |
5297 | ct_flush(const struct ofproto *ofproto_, const uint16_t *zone) | |
5298 | { | |
5299 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
5300 | ||
817a7657 | 5301 | ct_dpif_flush(ofproto->backer->dpif, zone, NULL); |
2a7c4805 JP |
5302 | } |
5303 | ||
993cae67 YHW |
5304 | static struct ct_timeout_policy * |
5305 | ct_timeout_policy_lookup(const struct hmap *ct_tps, struct simap *tp) | |
5306 | { | |
5307 | struct ct_timeout_policy *ct_tp; | |
5308 | ||
5309 | HMAP_FOR_EACH_WITH_HASH (ct_tp, node, simap_hash(tp), ct_tps) { | |
5310 | if (simap_equal(&ct_tp->tp, tp)) { | |
5311 | return ct_tp; | |
5312 | } | |
5313 | } | |
5314 | return NULL; | |
5315 | } | |
5316 | ||
5317 | static struct ct_timeout_policy * | |
5318 | ct_timeout_policy_alloc__(void) | |
5319 | { | |
5320 | struct ct_timeout_policy *ct_tp = xzalloc(sizeof *ct_tp); | |
5321 | simap_init(&ct_tp->tp); | |
5322 | return ct_tp; | |
5323 | } | |
5324 | ||
5325 | static struct ct_timeout_policy * | |
5326 | ct_timeout_policy_alloc(struct simap *tp, struct id_pool *tp_ids) | |
5327 | { | |
5328 | struct simap_node *node; | |
5329 | ||
5330 | struct ct_timeout_policy *ct_tp = ct_timeout_policy_alloc__(); | |
5331 | SIMAP_FOR_EACH (node, tp) { | |
5332 | simap_put(&ct_tp->tp, node->name, node->data); | |
5333 | } | |
5334 | ||
5335 | if (!id_pool_alloc_id(tp_ids, &ct_tp->tp_id)) { | |
5336 | VLOG_ERR_RL(&rl, "failed to allocate timeout policy id."); | |
5337 | simap_destroy(&ct_tp->tp); | |
5338 | free(ct_tp); | |
5339 | return NULL; | |
5340 | } | |
5341 | ||
5342 | return ct_tp; | |
5343 | } | |
5344 | ||
5345 | static void | |
5346 | ct_timeout_policy_destroy__(struct ct_timeout_policy *ct_tp) | |
5347 | { | |
5348 | simap_destroy(&ct_tp->tp); | |
5349 | free(ct_tp); | |
5350 | } | |
5351 | ||
5352 | static void | |
5353 | ct_timeout_policy_destroy(struct ct_timeout_policy *ct_tp, | |
5354 | struct id_pool *tp_ids) | |
5355 | { | |
5356 | id_pool_free_id(tp_ids, ct_tp->tp_id); | |
5357 | ovsrcu_postpone(ct_timeout_policy_destroy__, ct_tp); | |
5358 | } | |
5359 | ||
5360 | static void | |
5361 | ct_timeout_policy_unref(struct dpif_backer *backer, | |
5362 | struct ct_timeout_policy *ct_tp) | |
5363 | { | |
5364 | if (ct_tp) { | |
5365 | ct_tp->ref_count--; | |
5366 | ||
5367 | if (!ct_tp->ref_count) { | |
5368 | hmap_remove(&backer->ct_tps, &ct_tp->node); | |
5369 | ovs_list_push_back(&backer->ct_tp_kill_list, &ct_tp->list_node); | |
5370 | } | |
5371 | } | |
5372 | } | |
5373 | ||
5374 | static struct ct_zone * | |
5375 | ct_zone_lookup(const struct cmap *ct_zones, uint16_t zone_id) | |
5376 | { | |
5377 | struct ct_zone *ct_zone; | |
5378 | ||
5379 | CMAP_FOR_EACH_WITH_HASH (ct_zone, node, hash_int(zone_id, 0), ct_zones) { | |
5380 | if (ct_zone->zone_id == zone_id) { | |
5381 | return ct_zone; | |
5382 | } | |
5383 | } | |
5384 | return NULL; | |
5385 | } | |
5386 | ||
5387 | static struct ct_zone * | |
5388 | ct_zone_alloc(uint16_t zone_id) | |
5389 | { | |
5390 | struct ct_zone *ct_zone = xzalloc(sizeof *ct_zone); | |
5391 | ct_zone->zone_id = zone_id; | |
5392 | return ct_zone; | |
5393 | } | |
5394 | ||
5395 | static void | |
5396 | ct_zone_destroy(struct ct_zone *ct_zone) | |
5397 | { | |
5398 | ovsrcu_postpone(free, ct_zone); | |
5399 | } | |
5400 | ||
5401 | static void | |
5402 | ct_zone_remove_and_destroy(struct dpif_backer *backer, struct ct_zone *ct_zone) | |
5403 | { | |
5404 | cmap_remove(&backer->ct_zones, &ct_zone->node, | |
5405 | hash_int(ct_zone->zone_id, 0)); | |
5406 | ct_zone_destroy(ct_zone); | |
5407 | } | |
5408 | ||
5409 | static void | |
5410 | ct_add_timeout_policy_to_dpif(struct dpif *dpif, | |
5411 | struct ct_timeout_policy *ct_tp) | |
5412 | { | |
5413 | struct ct_dpif_timeout_policy cdtp; | |
5414 | struct simap_node *node; | |
5415 | ||
5416 | cdtp.id = ct_tp->tp_id; | |
5417 | SIMAP_FOR_EACH (node, &ct_tp->tp) { | |
5418 | ct_dpif_set_timeout_policy_attr_by_name(&cdtp, node->name, node->data); | |
5419 | } | |
5420 | ||
5421 | int err = ct_dpif_set_timeout_policy(dpif, &cdtp); | |
5422 | if (err) { | |
5423 | VLOG_ERR_RL(&rl, "failed to set timeout policy %"PRIu32" (%s)", | |
5424 | ct_tp->tp_id, ovs_strerror(err)); | |
5425 | } | |
5426 | } | |
5427 | ||
5428 | static void | |
5429 | clear_existing_ct_timeout_policies(struct dpif_backer *backer) | |
5430 | { | |
5431 | /* In kernel datapath, when OVS starts, there may be some pre-existing | |
5432 | * timeout policies in the kernel. To avoid reassigning the same timeout | |
5433 | * policy ids, we dump all the pre-existing timeout policies and keep | |
5434 | * the ids in the pool. Since OVS will not use those timeout policies | |
5435 | * for new datapath flow, we add them to the kill list and remove | |
5436 | * them later on. */ | |
5437 | struct ct_dpif_timeout_policy cdtp; | |
5438 | void *state; | |
5439 | ||
5440 | if (ct_dpif_timeout_policy_dump_start(backer->dpif, &state)) { | |
5441 | return; | |
5442 | } | |
5443 | ||
5444 | while (!ct_dpif_timeout_policy_dump_next(backer->dpif, state, &cdtp)) { | |
5445 | struct ct_timeout_policy *ct_tp = ct_timeout_policy_alloc__(); | |
5446 | ct_tp->tp_id = cdtp.id; | |
5447 | id_pool_add(backer->tp_ids, cdtp.id); | |
5448 | ovs_list_push_back(&backer->ct_tp_kill_list, &ct_tp->list_node); | |
5449 | } | |
5450 | ||
5451 | ct_dpif_timeout_policy_dump_done(backer->dpif, state); | |
5452 | } | |
5453 | ||
5454 | #define MAX_TIMEOUT_POLICY_ID UINT32_MAX | |
5455 | ||
5456 | static void | |
5457 | ct_zone_config_init(struct dpif_backer *backer) | |
5458 | { | |
2078901a WT |
5459 | backer->tp_ids = id_pool_create(DEFAULT_TP_ID + 1, |
5460 | MAX_TIMEOUT_POLICY_ID - 1); | |
993cae67 YHW |
5461 | cmap_init(&backer->ct_zones); |
5462 | hmap_init(&backer->ct_tps); | |
5463 | ovs_list_init(&backer->ct_tp_kill_list); | |
5464 | clear_existing_ct_timeout_policies(backer); | |
5465 | } | |
5466 | ||
5467 | static void | |
5468 | ct_zone_config_uninit(struct dpif_backer *backer) | |
5469 | { | |
5470 | struct ct_zone *ct_zone; | |
5471 | CMAP_FOR_EACH (ct_zone, node, &backer->ct_zones) { | |
5472 | ct_zone_remove_and_destroy(backer, ct_zone); | |
5473 | } | |
5474 | ||
5475 | struct ct_timeout_policy *ct_tp; | |
5476 | HMAP_FOR_EACH_POP (ct_tp, node, &backer->ct_tps) { | |
5477 | ct_timeout_policy_destroy(ct_tp, backer->tp_ids); | |
5478 | } | |
5479 | ||
5480 | LIST_FOR_EACH_POP (ct_tp, list_node, &backer->ct_tp_kill_list) { | |
5481 | ct_timeout_policy_destroy(ct_tp, backer->tp_ids); | |
5482 | } | |
5483 | ||
5484 | id_pool_destroy(backer->tp_ids); | |
5485 | cmap_destroy(&backer->ct_zones); | |
5486 | hmap_destroy(&backer->ct_tps); | |
5487 | } | |
5488 | ||
5489 | static void | |
5490 | ct_zone_timeout_policy_sweep(struct dpif_backer *backer) | |
5491 | { | |
5492 | if (!ovs_list_is_empty(&backer->ct_tp_kill_list) | |
5493 | && time_msec() >= timeout_policy_cleanup_timer) { | |
5494 | struct ct_timeout_policy *ct_tp, *next; | |
5495 | ||
5496 | LIST_FOR_EACH_SAFE (ct_tp, next, list_node, &backer->ct_tp_kill_list) { | |
5497 | if (!ct_dpif_del_timeout_policy(backer->dpif, ct_tp->tp_id)) { | |
5498 | ovs_list_remove(&ct_tp->list_node); | |
5499 | ct_timeout_policy_destroy(ct_tp, backer->tp_ids); | |
5500 | } else { | |
5501 | /* INFO log raised by 'dpif' layer. */ | |
5502 | } | |
5503 | } | |
5504 | timeout_policy_cleanup_timer = time_msec() + | |
5505 | TIMEOUT_POLICY_CLEANUP_INTERVAL; | |
5506 | } | |
5507 | } | |
5508 | ||
5509 | static void | |
5510 | ct_set_zone_timeout_policy(const char *datapath_type, uint16_t zone_id, | |
5511 | struct simap *timeout_policy) | |
5512 | { | |
5513 | struct dpif_backer *backer = shash_find_data(&all_dpif_backers, | |
5514 | datapath_type); | |
5515 | if (!backer) { | |
5516 | return; | |
5517 | } | |
5518 | ||
5519 | struct ct_timeout_policy *ct_tp = ct_timeout_policy_lookup(&backer->ct_tps, | |
5520 | timeout_policy); | |
5521 | if (!ct_tp) { | |
5522 | ct_tp = ct_timeout_policy_alloc(timeout_policy, backer->tp_ids); | |
5523 | if (ct_tp) { | |
5524 | hmap_insert(&backer->ct_tps, &ct_tp->node, simap_hash(&ct_tp->tp)); | |
5525 | ct_add_timeout_policy_to_dpif(backer->dpif, ct_tp); | |
5526 | } else { | |
5527 | return; | |
5528 | } | |
5529 | } | |
5530 | ||
5531 | struct ct_zone *ct_zone = ct_zone_lookup(&backer->ct_zones, zone_id); | |
5532 | if (ct_zone) { | |
5533 | if (ct_zone->ct_tp != ct_tp) { | |
5534 | /* Update the zone timeout policy. */ | |
5535 | ct_timeout_policy_unref(backer, ct_zone->ct_tp); | |
5536 | ct_zone->ct_tp = ct_tp; | |
5537 | ct_tp->ref_count++; | |
5538 | } | |
5539 | } else { | |
5540 | struct ct_zone *new_ct_zone = ct_zone_alloc(zone_id); | |
5541 | new_ct_zone->ct_tp = ct_tp; | |
5542 | cmap_insert(&backer->ct_zones, &new_ct_zone->node, | |
5543 | hash_int(zone_id, 0)); | |
5544 | ct_tp->ref_count++; | |
5545 | } | |
5546 | } | |
5547 | ||
5548 | static void | |
5549 | ct_del_zone_timeout_policy(const char *datapath_type, uint16_t zone_id) | |
5550 | { | |
5551 | struct dpif_backer *backer = shash_find_data(&all_dpif_backers, | |
5552 | datapath_type); | |
5553 | if (!backer) { | |
5554 | return; | |
5555 | } | |
5556 | ||
5557 | struct ct_zone *ct_zone = ct_zone_lookup(&backer->ct_zones, zone_id); | |
5558 | if (ct_zone) { | |
5559 | ct_timeout_policy_unref(backer, ct_zone->ct_tp); | |
5560 | ct_zone_remove_and_destroy(backer, ct_zone); | |
5561 | } | |
5562 | } | |
5563 | ||
27501802 WT |
5564 | static void |
5565 | get_datapath_cap(const char *datapath_type, struct smap *cap) | |
5566 | { | |
27501802 WT |
5567 | struct odp_support odp; |
5568 | struct dpif_backer_support s; | |
5569 | struct dpif_backer *backer = shash_find_data(&all_dpif_backers, | |
5570 | datapath_type); | |
5571 | if (!backer) { | |
5572 | return; | |
5573 | } | |
5574 | s = backer->rt_support; | |
5575 | odp = s.odp; | |
5576 | ||
5577 | /* ODP_SUPPORT_FIELDS */ | |
551c7285 WT |
5578 | smap_add_format(cap, "max_vlan_headers", "%"PRIuSIZE, |
5579 | odp.max_vlan_headers); | |
5580 | smap_add_format(cap, "max_mpls_depth", "%"PRIuSIZE, odp.max_mpls_depth); | |
27501802 WT |
5581 | smap_add(cap, "recirc", odp.recirc ? "true" : "false"); |
5582 | smap_add(cap, "ct_state", odp.ct_state ? "true" : "false"); | |
5583 | smap_add(cap, "ct_zone", odp.ct_zone ? "true" : "false"); | |
5584 | smap_add(cap, "ct_mark", odp.ct_mark ? "true" : "false"); | |
5585 | smap_add(cap, "ct_label", odp.ct_label ? "true" : "false"); | |
5586 | smap_add(cap, "ct_state_nat", odp.ct_state_nat ? "true" : "false"); | |
5587 | smap_add(cap, "ct_orig_tuple", odp.ct_orig_tuple ? "true" : "false"); | |
5588 | smap_add(cap, "ct_orig_tuple6", odp.ct_orig_tuple6 ? "true" : "false"); | |
aa453e31 | 5589 | smap_add(cap, "nd_ext", odp.nd_ext ? "true" : "false"); |
27501802 WT |
5590 | |
5591 | /* DPIF_SUPPORT_FIELDS */ | |
5592 | smap_add(cap, "masked_set_action", s.masked_set_action ? "true" : "false"); | |
5593 | smap_add(cap, "tnl_push_pop", s.tnl_push_pop ? "true" : "false"); | |
5594 | smap_add(cap, "ufid", s.ufid ? "true" : "false"); | |
5595 | smap_add(cap, "trunc", s.trunc ? "true" : "false"); | |
5596 | smap_add(cap, "clone", s.clone ? "true" : "false"); | |
5597 | smap_add(cap, "sample_nesting", s.sample_nesting ? "true" : "false"); | |
5598 | smap_add(cap, "ct_eventmask", s.ct_eventmask ? "true" : "false"); | |
5599 | smap_add(cap, "ct_clear", s.ct_clear ? "true" : "false"); | |
551c7285 | 5600 | smap_add_format(cap, "max_hash_alg", "%"PRIuSIZE, s.max_hash_alg); |
27501802 WT |
5601 | smap_add(cap, "check_pkt_len", s.check_pkt_len ? "true" : "false"); |
5602 | smap_add(cap, "ct_timeout", s.ct_timeout ? "true" : "false"); | |
a13a0209 AT |
5603 | smap_add(cap, "explicit_drop_action", |
5604 | s.explicit_drop_action ? "true" :"false"); | |
9df65060 | 5605 | smap_add(cap, "lb_output_action", s.lb_output_action ? "true" : "false"); |
27501802 WT |
5606 | } |
5607 | ||
187bb41f YHW |
5608 | /* Gets timeout policy name in 'backer' based on 'zone', 'dl_type' and |
5609 | * 'nw_proto'. Returns true if the zone-based timeout policy is configured. | |
5610 | * On success, stores the timeout policy name in 'tp_name', and sets | |
5611 | * 'unwildcard' based on the dpif implementation. If 'unwildcard' is true, | |
5612 | * the returned timeout policy is 'dl_type' and 'nw_proto' specific, and OVS | |
5613 | * needs to unwildcard the datapath flow for this timeout policy in flow | |
5614 | * translation. | |
5615 | * | |
5616 | * The caller is responsible for freeing 'tp_name'. */ | |
5617 | bool | |
5618 | ofproto_dpif_ct_zone_timeout_policy_get_name( | |
5619 | const struct dpif_backer *backer, uint16_t zone, uint16_t dl_type, | |
5620 | uint8_t nw_proto, char **tp_name, bool *unwildcard) | |
5621 | { | |
5622 | if (!ct_dpif_timeout_policy_support_ipproto(nw_proto)) { | |
5623 | return false; | |
5624 | } | |
5625 | ||
5626 | struct ct_zone *ct_zone = ct_zone_lookup(&backer->ct_zones, zone); | |
5627 | if (!ct_zone) { | |
5628 | return false; | |
5629 | } | |
5630 | ||
5631 | bool is_generic; | |
5632 | if (ct_dpif_get_timeout_policy_name(backer->dpif, | |
5633 | ct_zone->ct_tp->tp_id, dl_type, | |
5634 | nw_proto, tp_name, &is_generic)) { | |
5635 | return false; | |
5636 | } | |
5637 | ||
5638 | /* Unwildcard datapath flow if it is not a generic timeout policy. */ | |
5639 | *unwildcard = !is_generic; | |
5640 | return true; | |
5641 | } | |
5642 | ||
9583bc14 EJ |
5643 | static bool |
5644 | set_frag_handling(struct ofproto *ofproto_, | |
ad99e2ed | 5645 | enum ofputil_frag_handling frag_handling) |
abe529af BP |
5646 | { |
5647 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
ad99e2ed | 5648 | if (frag_handling != OFPUTIL_FRAG_REASM) { |
2cc3c58e | 5649 | ofproto->backer->need_revalidate = REV_RECONFIGURE; |
7257b535 BP |
5650 | return true; |
5651 | } else { | |
5652 | return false; | |
5653 | } | |
abe529af BP |
5654 | } |
5655 | ||
77ab5fd2 BP |
5656 | static enum ofperr |
5657 | nxt_resume(struct ofproto *ofproto_, | |
5658 | const struct ofputil_packet_in_private *pin) | |
5659 | { | |
5660 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
2f355bff YHW |
5661 | struct dpif_flow_stats stats; |
5662 | struct xlate_cache xcache; | |
5663 | struct flow flow; | |
5664 | xlate_cache_init(&xcache); | |
77ab5fd2 BP |
5665 | |
5666 | /* Translate pin into datapath actions. */ | |
5667 | uint64_t odp_actions_stub[1024 / 8]; | |
5668 | struct ofpbuf odp_actions = OFPBUF_STUB_INITIALIZER(odp_actions_stub); | |
5669 | enum slow_path_reason slow; | |
2f355bff YHW |
5670 | enum ofperr error = xlate_resume(ofproto, pin, &odp_actions, &slow, |
5671 | &flow, &xcache); | |
77ab5fd2 BP |
5672 | |
5673 | /* Steal 'pin->packet' and put it into a dp_packet. */ | |
5674 | struct dp_packet packet; | |
4d617a87 BP |
5675 | dp_packet_init(&packet, pin->base.packet_len); |
5676 | dp_packet_put(&packet, pin->base.packet, pin->base.packet_len); | |
77ab5fd2 | 5677 | |
2f355bff YHW |
5678 | /* Run the side effects from the xcache. */ |
5679 | dpif_flow_stats_extract(&flow, &packet, time_msec(), &stats); | |
5680 | ovs_mutex_lock(&ofproto_mutex); | |
5681 | ofproto_dpif_xcache_execute(ofproto, &xcache, &stats); | |
5682 | ovs_mutex_unlock(&ofproto_mutex); | |
5683 | ||
4d617a87 | 5684 | pkt_metadata_from_flow(&packet.md, &pin->base.flow_metadata.flow); |
1df7f7aa NS |
5685 | |
5686 | /* Fix up in_port. */ | |
88d2ac50 | 5687 | packet.md.in_port.odp_port = pin->odp_port; |
1df7f7aa | 5688 | |
10b3f505 NS |
5689 | struct flow headers; |
5690 | flow_extract(&packet, &headers); | |
5691 | ||
77ab5fd2 BP |
5692 | /* Execute the datapath actions on the packet. */ |
5693 | struct dpif_execute execute = { | |
5694 | .actions = odp_actions.data, | |
5695 | .actions_len = odp_actions.size, | |
5696 | .needs_help = (slow & SLOW_ACTION) != 0, | |
5697 | .packet = &packet, | |
1cceb31b | 5698 | .flow = &headers, |
77ab5fd2 BP |
5699 | }; |
5700 | dpif_execute(ofproto->backer->dpif, &execute); | |
5701 | ||
5702 | /* Clean up. */ | |
5703 | ofpbuf_uninit(&odp_actions); | |
5704 | dp_packet_uninit(&packet); | |
584992d0 | 5705 | xlate_cache_uninit(&xcache); |
77ab5fd2 BP |
5706 | |
5707 | return error; | |
5708 | } | |
6fca1ffb BP |
5709 | \f |
5710 | /* NetFlow. */ | |
5711 | ||
5712 | static int | |
5713 | set_netflow(struct ofproto *ofproto_, | |
5714 | const struct netflow_options *netflow_options) | |
5715 | { | |
5716 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
5717 | ||
5718 | if (netflow_options) { | |
5719 | if (!ofproto->netflow) { | |
5720 | ofproto->netflow = netflow_create(); | |
7bab1576 | 5721 | ofproto->backer->need_revalidate = REV_RECONFIGURE; |
6fca1ffb BP |
5722 | } |
5723 | return netflow_set_options(ofproto->netflow, netflow_options); | |
7bab1576 EJ |
5724 | } else if (ofproto->netflow) { |
5725 | ofproto->backer->need_revalidate = REV_RECONFIGURE; | |
8e407f27 | 5726 | netflow_unref(ofproto->netflow); |
6fca1ffb | 5727 | ofproto->netflow = NULL; |
6fca1ffb | 5728 | } |
7bab1576 EJ |
5729 | |
5730 | return 0; | |
6fca1ffb | 5731 | } |
abe529af BP |
5732 | |
5733 | static void | |
5734 | get_netflow_ids(const struct ofproto *ofproto_, | |
5735 | uint8_t *engine_type, uint8_t *engine_id) | |
5736 | { | |
5737 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
5738 | ||
acf60855 | 5739 | dpif_get_netflow_ids(ofproto->backer->dpif, engine_type, engine_id); |
abe529af BP |
5740 | } |
5741 | \f | |
d13ee228 | 5742 | struct ofproto_dpif * |
911b4a7e | 5743 | ofproto_dpif_lookup_by_name(const char *name) |
abe529af | 5744 | { |
b44a10b7 BP |
5745 | struct ofproto_dpif *ofproto; |
5746 | ||
911b4a7e JP |
5747 | HMAP_FOR_EACH_WITH_HASH (ofproto, all_ofproto_dpifs_by_name_node, |
5748 | hash_string(name, 0), | |
5749 | &all_ofproto_dpifs_by_name) { | |
b44a10b7 BP |
5750 | if (!strcmp(ofproto->up.name, name)) { |
5751 | return ofproto; | |
5752 | } | |
5753 | } | |
5754 | return NULL; | |
abe529af BP |
5755 | } |
5756 | ||
911b4a7e JP |
5757 | struct ofproto_dpif * |
5758 | ofproto_dpif_lookup_by_uuid(const struct uuid *uuid) | |
5759 | { | |
5760 | struct ofproto_dpif *ofproto; | |
5761 | ||
5762 | HMAP_FOR_EACH_WITH_HASH (ofproto, all_ofproto_dpifs_by_uuid_node, | |
5763 | uuid_hash(uuid), &all_ofproto_dpifs_by_uuid) { | |
5764 | if (uuid_equals(&ofproto->uuid, uuid)) { | |
5765 | return ofproto; | |
5766 | } | |
5767 | } | |
5768 | return NULL; | |
5769 | } | |
5770 | ||
f0a3aa2e | 5771 | static void |
96e466a3 | 5772 | ofproto_unixctl_fdb_flush(struct unixctl_conn *conn, int argc, |
0e15264f | 5773 | const char *argv[], void *aux OVS_UNUSED) |
f0a3aa2e | 5774 | { |
490df1ef | 5775 | struct ofproto_dpif *ofproto; |
f0a3aa2e | 5776 | |
96e466a3 | 5777 | if (argc > 1) { |
911b4a7e | 5778 | ofproto = ofproto_dpif_lookup_by_name(argv[1]); |
96e466a3 | 5779 | if (!ofproto) { |
bde9f75d | 5780 | unixctl_command_reply_error(conn, "no such bridge"); |
96e466a3 EJ |
5781 | return; |
5782 | } | |
509c0149 | 5783 | ovs_rwlock_wrlock(&ofproto->ml->rwlock); |
30618594 | 5784 | mac_learning_flush(ofproto->ml); |
509c0149 | 5785 | ovs_rwlock_unlock(&ofproto->ml->rwlock); |
96e466a3 | 5786 | } else { |
911b4a7e JP |
5787 | HMAP_FOR_EACH (ofproto, all_ofproto_dpifs_by_name_node, |
5788 | &all_ofproto_dpifs_by_name) { | |
509c0149 | 5789 | ovs_rwlock_wrlock(&ofproto->ml->rwlock); |
30618594 | 5790 | mac_learning_flush(ofproto->ml); |
509c0149 | 5791 | ovs_rwlock_unlock(&ofproto->ml->rwlock); |
96e466a3 | 5792 | } |
f0a3aa2e | 5793 | } |
f0a3aa2e | 5794 | |
bde9f75d | 5795 | unixctl_command_reply(conn, "table successfully flushed"); |
f0a3aa2e AA |
5796 | } |
5797 | ||
08fdcc12 FL |
5798 | static void |
5799 | ofproto_unixctl_mcast_snooping_flush(struct unixctl_conn *conn, int argc, | |
5800 | const char *argv[], void *aux OVS_UNUSED) | |
5801 | { | |
5802 | struct ofproto_dpif *ofproto; | |
5803 | ||
5804 | if (argc > 1) { | |
911b4a7e | 5805 | ofproto = ofproto_dpif_lookup_by_name(argv[1]); |
08fdcc12 FL |
5806 | if (!ofproto) { |
5807 | unixctl_command_reply_error(conn, "no such bridge"); | |
5808 | return; | |
5809 | } | |
5810 | ||
5811 | if (!mcast_snooping_enabled(ofproto->ms)) { | |
5812 | unixctl_command_reply_error(conn, "multicast snooping is disabled"); | |
5813 | return; | |
5814 | } | |
5815 | mcast_snooping_mdb_flush(ofproto->ms); | |
5816 | } else { | |
911b4a7e JP |
5817 | HMAP_FOR_EACH (ofproto, all_ofproto_dpifs_by_name_node, |
5818 | &all_ofproto_dpifs_by_name) { | |
08fdcc12 FL |
5819 | if (!mcast_snooping_enabled(ofproto->ms)) { |
5820 | continue; | |
5821 | } | |
5822 | mcast_snooping_mdb_flush(ofproto->ms); | |
5823 | } | |
5824 | } | |
5825 | ||
5826 | unixctl_command_reply(conn, "table successfully flushed"); | |
5827 | } | |
5828 | ||
46c88433 EJ |
5829 | static struct ofport_dpif * |
5830 | ofbundle_get_a_port(const struct ofbundle *bundle) | |
5831 | { | |
417e7e66 | 5832 | return CONTAINER_OF(ovs_list_front(&bundle->ports), struct ofport_dpif, |
46c88433 EJ |
5833 | bundle_node); |
5834 | } | |
5835 | ||
abe529af | 5836 | static void |
0e15264f BP |
5837 | ofproto_unixctl_fdb_show(struct unixctl_conn *conn, int argc OVS_UNUSED, |
5838 | const char *argv[], void *aux OVS_UNUSED) | |
abe529af BP |
5839 | { |
5840 | struct ds ds = DS_EMPTY_INITIALIZER; | |
5841 | const struct ofproto_dpif *ofproto; | |
5842 | const struct mac_entry *e; | |
5843 | ||
911b4a7e | 5844 | ofproto = ofproto_dpif_lookup_by_name(argv[1]); |
abe529af | 5845 | if (!ofproto) { |
bde9f75d | 5846 | unixctl_command_reply_error(conn, "no such bridge"); |
abe529af BP |
5847 | return; |
5848 | } | |
5849 | ||
5850 | ds_put_cstr(&ds, " port VLAN MAC Age\n"); | |
509c0149 | 5851 | ovs_rwlock_rdlock(&ofproto->ml->rwlock); |
abe529af | 5852 | LIST_FOR_EACH (e, lru_node, &ofproto->ml->lrus) { |
9d078ec2 | 5853 | struct ofbundle *bundle = mac_entry_get_port(ofproto->ml, e); |
29718ad4 | 5854 | char name[OFP_MAX_PORT_NAME_LEN]; |
ad28062f BP |
5855 | |
5856 | ofputil_port_to_string(ofbundle_get_a_port(bundle)->up.ofp_port, | |
50f96b10 | 5857 | NULL, name, sizeof name); |
ad28062f BP |
5858 | ds_put_format(&ds, "%5s %4d "ETH_ADDR_FMT" %3d\n", |
5859 | name, e->vlan, ETH_ADDR_ARGS(e->mac), | |
e764773c | 5860 | mac_entry_age(ofproto->ml, e)); |
abe529af | 5861 | } |
509c0149 | 5862 | ovs_rwlock_unlock(&ofproto->ml->rwlock); |
bde9f75d | 5863 | unixctl_command_reply(conn, ds_cstr(&ds)); |
abe529af BP |
5864 | ds_destroy(&ds); |
5865 | } | |
5866 | ||
95dcecc5 EC |
5867 | static void |
5868 | ofproto_unixctl_fdb_stats_clear(struct unixctl_conn *conn, int argc, | |
5869 | const char *argv[], void *aux OVS_UNUSED) | |
5870 | { | |
5871 | struct ofproto_dpif *ofproto; | |
5872 | ||
5873 | if (argc > 1) { | |
5874 | ofproto = ofproto_dpif_lookup_by_name(argv[1]); | |
5875 | if (!ofproto) { | |
5876 | unixctl_command_reply_error(conn, "no such bridge"); | |
5877 | return; | |
5878 | } | |
5879 | ovs_rwlock_wrlock(&ofproto->ml->rwlock); | |
5880 | mac_learning_clear_statistics(ofproto->ml); | |
5881 | ovs_rwlock_unlock(&ofproto->ml->rwlock); | |
5882 | } else { | |
5883 | HMAP_FOR_EACH (ofproto, all_ofproto_dpifs_by_name_node, | |
5884 | &all_ofproto_dpifs_by_name) { | |
5885 | ovs_rwlock_wrlock(&ofproto->ml->rwlock); | |
5886 | mac_learning_clear_statistics(ofproto->ml); | |
5887 | ovs_rwlock_unlock(&ofproto->ml->rwlock); | |
5888 | } | |
5889 | } | |
5890 | ||
5891 | unixctl_command_reply(conn, "statistics successfully cleared"); | |
5892 | } | |
5893 | ||
5894 | static void | |
5895 | ofproto_unixctl_fdb_stats_show(struct unixctl_conn *conn, int argc OVS_UNUSED, | |
5896 | const char *argv[], void *aux OVS_UNUSED) | |
5897 | { | |
5898 | struct ds ds = DS_EMPTY_INITIALIZER; | |
5899 | const struct ofproto_dpif *ofproto; | |
5900 | ofproto = ofproto_dpif_lookup_by_name(argv[1]); | |
5901 | if (!ofproto) { | |
5902 | unixctl_command_reply_error(conn, "no such bridge"); | |
5903 | return; | |
5904 | } | |
5905 | ||
5906 | ds_put_format(&ds, "Statistics for bridge \"%s\":\n", argv[1]); | |
5907 | ovs_rwlock_rdlock(&ofproto->ml->rwlock); | |
5908 | ||
5909 | ds_put_format(&ds, " Current/maximum MAC entries in the table: %" | |
5910 | PRIuSIZE"/%"PRIuSIZE"\n", | |
5911 | hmap_count(&ofproto->ml->table), ofproto->ml->max_entries); | |
5912 | ds_put_format(&ds, | |
5913 | " Total number of learned MAC entries : %"PRIu64"\n", | |
5914 | ofproto->ml->total_learned); | |
5915 | ds_put_format(&ds, | |
5916 | " Total number of expired MAC entries : %"PRIu64"\n", | |
5917 | ofproto->ml->total_expired); | |
5918 | ds_put_format(&ds, | |
5919 | " Total number of evicted MAC entries : %"PRIu64"\n", | |
5920 | ofproto->ml->total_evicted); | |
5921 | ds_put_format(&ds, | |
5922 | " Total number of port moved MAC entries : %"PRIu64"\n", | |
5923 | ofproto->ml->total_moved); | |
5924 | ||
5925 | ovs_rwlock_unlock(&ofproto->ml->rwlock); | |
5926 | unixctl_command_reply(conn, ds_cstr(&ds)); | |
5927 | ds_destroy(&ds); | |
5928 | } | |
5929 | ||
08fdcc12 FL |
5930 | static void |
5931 | ofproto_unixctl_mcast_snooping_show(struct unixctl_conn *conn, | |
5932 | int argc OVS_UNUSED, | |
5933 | const char *argv[], | |
5934 | void *aux OVS_UNUSED) | |
5935 | { | |
5936 | struct ds ds = DS_EMPTY_INITIALIZER; | |
5937 | const struct ofproto_dpif *ofproto; | |
5938 | const struct ofbundle *bundle; | |
5939 | const struct mcast_group *grp; | |
5940 | struct mcast_group_bundle *b; | |
5941 | struct mcast_mrouter_bundle *mrouter; | |
5942 | ||
911b4a7e | 5943 | ofproto = ofproto_dpif_lookup_by_name(argv[1]); |
08fdcc12 FL |
5944 | if (!ofproto) { |
5945 | unixctl_command_reply_error(conn, "no such bridge"); | |
5946 | return; | |
5947 | } | |
5948 | ||
5949 | if (!mcast_snooping_enabled(ofproto->ms)) { | |
5950 | unixctl_command_reply_error(conn, "multicast snooping is disabled"); | |
5951 | return; | |
5952 | } | |
5953 | ||
5954 | ds_put_cstr(&ds, " port VLAN GROUP Age\n"); | |
5955 | ovs_rwlock_rdlock(&ofproto->ms->rwlock); | |
5956 | LIST_FOR_EACH (grp, group_node, &ofproto->ms->group_lru) { | |
5957 | LIST_FOR_EACH(b, bundle_node, &grp->bundle_lru) { | |
29718ad4 | 5958 | char name[OFP_MAX_PORT_NAME_LEN]; |
08fdcc12 FL |
5959 | |
5960 | bundle = b->port; | |
5961 | ofputil_port_to_string(ofbundle_get_a_port(bundle)->up.ofp_port, | |
50f96b10 | 5962 | NULL, name, sizeof name); |
964a4d5f | 5963 | ds_put_format(&ds, "%5s %4d ", name, grp->vlan); |
ac6d120f | 5964 | ipv6_format_mapped(&grp->addr, &ds); |
964a4d5f | 5965 | ds_put_format(&ds, " %3d\n", |
08fdcc12 FL |
5966 | mcast_bundle_age(ofproto->ms, b)); |
5967 | } | |
5968 | } | |
5969 | ||
5970 | /* ports connected to multicast routers */ | |
5971 | LIST_FOR_EACH(mrouter, mrouter_node, &ofproto->ms->mrouter_lru) { | |
29718ad4 | 5972 | char name[OFP_MAX_PORT_NAME_LEN]; |
08fdcc12 FL |
5973 | |
5974 | bundle = mrouter->port; | |
5975 | ofputil_port_to_string(ofbundle_get_a_port(bundle)->up.ofp_port, | |
50f96b10 | 5976 | NULL, name, sizeof name); |
c4bb1f8b | 5977 | ds_put_format(&ds, "%5s %4d querier %3d\n", |
08fdcc12 FL |
5978 | name, mrouter->vlan, |
5979 | mcast_mrouter_age(ofproto->ms, mrouter)); | |
5980 | } | |
5981 | ovs_rwlock_unlock(&ofproto->ms->rwlock); | |
5982 | unixctl_command_reply(conn, ds_cstr(&ds)); | |
5983 | ds_destroy(&ds); | |
5984 | } | |
5985 | ||
27022416 JP |
5986 | /* Store the current ofprotos in 'ofproto_shash'. Returns a sorted list |
5987 | * of the 'ofproto_shash' nodes. It is the responsibility of the caller | |
5988 | * to destroy 'ofproto_shash' and free the returned value. */ | |
5989 | static const struct shash_node ** | |
5990 | get_ofprotos(struct shash *ofproto_shash) | |
5991 | { | |
5992 | const struct ofproto_dpif *ofproto; | |
5993 | ||
911b4a7e JP |
5994 | HMAP_FOR_EACH (ofproto, all_ofproto_dpifs_by_name_node, |
5995 | &all_ofproto_dpifs_by_name) { | |
27022416 JP |
5996 | char *name = xasprintf("%s@%s", ofproto->up.type, ofproto->up.name); |
5997 | shash_add_nocopy(ofproto_shash, name, ofproto); | |
5998 | } | |
5999 | ||
6000 | return shash_sort(ofproto_shash); | |
6001 | } | |
6002 | ||
6003 | static void | |
6004 | ofproto_unixctl_dpif_dump_dps(struct unixctl_conn *conn, int argc OVS_UNUSED, | |
6005 | const char *argv[] OVS_UNUSED, | |
6006 | void *aux OVS_UNUSED) | |
6007 | { | |
6008 | struct ds ds = DS_EMPTY_INITIALIZER; | |
6009 | struct shash ofproto_shash; | |
6010 | const struct shash_node **sorted_ofprotos; | |
6011 | int i; | |
6012 | ||
6013 | shash_init(&ofproto_shash); | |
6014 | sorted_ofprotos = get_ofprotos(&ofproto_shash); | |
6015 | for (i = 0; i < shash_count(&ofproto_shash); i++) { | |
6016 | const struct shash_node *node = sorted_ofprotos[i]; | |
6017 | ds_put_format(&ds, "%s\n", node->name); | |
6018 | } | |
6019 | ||
6020 | shash_destroy(&ofproto_shash); | |
6021 | free(sorted_ofprotos); | |
6022 | ||
6023 | unixctl_command_reply(conn, ds_cstr(&ds)); | |
6024 | ds_destroy(&ds); | |
6025 | } | |
6026 | ||
a98b700d | 6027 | static void |
1c2f091b | 6028 | show_dp_feature_bool(struct ds *ds, const char *feature, bool b) |
a98b700d AZ |
6029 | { |
6030 | ds_put_format(ds, "%s: %s\n", feature, b ? "Yes" : "No"); | |
6031 | } | |
6032 | ||
6033 | static void | |
1c2f091b | 6034 | show_dp_feature_size_t(struct ds *ds, const char *feature, size_t s) |
a98b700d AZ |
6035 | { |
6036 | ds_put_format(ds, "%s: %"PRIuSIZE"\n", feature, s); | |
6037 | } | |
6038 | ||
18e5d1a8 AZ |
6039 | enum dpif_support_field_type { |
6040 | DPIF_SUPPORT_FIELD_bool, | |
6041 | DPIF_SUPPORT_FIELD_size_t, | |
6042 | }; | |
6043 | ||
6044 | struct dpif_support_field { | |
88186383 AZ |
6045 | void *rt_ptr; /* Points to the 'rt_support' field. */ |
6046 | const void *bt_ptr; /* Points to the 'bt_support' field. */ | |
18e5d1a8 AZ |
6047 | const char *title; |
6048 | enum dpif_support_field_type type; | |
6049 | }; | |
6050 | ||
88186383 AZ |
6051 | #define DPIF_SUPPORT_FIELD_INTIALIZER(RT_PTR, BT_PTR, TITLE, TYPE) \ |
6052 | (struct dpif_support_field) {RT_PTR, BT_PTR, TITLE, TYPE} | |
18e5d1a8 | 6053 | |
a98b700d AZ |
6054 | static void |
6055 | dpif_show_support(const struct dpif_backer_support *support, struct ds *ds) | |
6056 | { | |
1c2f091b AZ |
6057 | #define DPIF_SUPPORT_FIELD(TYPE, NAME, TITLE) \ |
6058 | show_dp_feature_##TYPE (ds, TITLE, support->NAME); | |
6059 | DPIF_SUPPORT_FIELDS | |
6060 | #undef DPIF_SUPPORT_FIELD | |
6061 | ||
6062 | #define ODP_SUPPORT_FIELD(TYPE, NAME, TITLE) \ | |
6063 | show_dp_feature_##TYPE (ds, TITLE, support->odp.NAME ); | |
6064 | ODP_SUPPORT_FIELDS | |
6065 | #undef ODP_SUPPORT_FIELD | |
a98b700d AZ |
6066 | } |
6067 | ||
18e5d1a8 AZ |
6068 | static void |
6069 | display_support_field(const char *name, | |
6070 | const struct dpif_support_field *field, | |
6071 | struct ds *ds) | |
6072 | { | |
6073 | switch (field->type) { | |
6074 | case DPIF_SUPPORT_FIELD_bool: { | |
88186383 AZ |
6075 | bool v = *(bool *)field->rt_ptr; |
6076 | bool b = *(bool *)field->bt_ptr; | |
6077 | ds_put_format(ds, "%s (%s) : [run time]:%s, [boot time]:%s\n", name, | |
6078 | field->title, v ? "true" : "false", | |
6079 | b ? "true" : "false"); | |
18e5d1a8 AZ |
6080 | break; |
6081 | } | |
6082 | case DPIF_SUPPORT_FIELD_size_t: | |
88186383 AZ |
6083 | ds_put_format(ds, "%s (%s) : [run time]:%"PRIuSIZE |
6084 | ", [boot time]:%"PRIuSIZE"\n", name, | |
6085 | field->title, *(size_t *)field->rt_ptr, | |
6086 | *(size_t *)field->bt_ptr); | |
18e5d1a8 AZ |
6087 | break; |
6088 | default: | |
6089 | OVS_NOT_REACHED(); | |
6090 | } | |
6091 | } | |
6092 | ||
88186383 AZ |
6093 | /* Set a field of 'rt_support' to a new value. |
6094 | * | |
6095 | * Returns 'true' if the value is actually set. */ | |
6096 | static bool | |
6097 | dpif_set_support(struct dpif_backer_support *rt_support, | |
6098 | struct dpif_backer_support *bt_support, | |
18e5d1a8 AZ |
6099 | const char *name, const char *value, struct ds *ds) |
6100 | { | |
6101 | struct shash all_fields = SHASH_INITIALIZER(&all_fields); | |
6102 | struct dpif_support_field *field; | |
6103 | struct shash_node *node; | |
88186383 | 6104 | bool changed = false; |
18e5d1a8 AZ |
6105 | |
6106 | #define DPIF_SUPPORT_FIELD(TYPE, NAME, TITLE) \ | |
6107 | {\ | |
6108 | struct dpif_support_field *f = xmalloc(sizeof *f); \ | |
88186383 AZ |
6109 | *f = DPIF_SUPPORT_FIELD_INTIALIZER(&rt_support->NAME, \ |
6110 | &bt_support->NAME, \ | |
6111 | TITLE, \ | |
6112 | DPIF_SUPPORT_FIELD_##TYPE);\ | |
18e5d1a8 AZ |
6113 | shash_add_once(&all_fields, #NAME, f); \ |
6114 | } | |
6115 | DPIF_SUPPORT_FIELDS; | |
6116 | #undef DPIF_SUPPORT_FIELD | |
6117 | ||
6118 | #define ODP_SUPPORT_FIELD(TYPE, NAME, TITLE) \ | |
6119 | {\ | |
6120 | struct dpif_support_field *f = xmalloc(sizeof *f); \ | |
88186383 AZ |
6121 | *f = DPIF_SUPPORT_FIELD_INTIALIZER(&rt_support->odp.NAME, \ |
6122 | &bt_support->odp.NAME, \ | |
6123 | TITLE, \ | |
6124 | DPIF_SUPPORT_FIELD_##TYPE);\ | |
18e5d1a8 AZ |
6125 | shash_add_once(&all_fields, #NAME, f); \ |
6126 | } | |
6127 | ODP_SUPPORT_FIELDS; | |
6128 | #undef ODP_SUPPORT_FIELD | |
6129 | ||
6130 | if (!name) { | |
18e5d1a8 AZ |
6131 | SHASH_FOR_EACH (node, &all_fields) { |
6132 | display_support_field(node->name, node->data, ds); | |
6133 | } | |
6134 | goto done; | |
6135 | } | |
6136 | ||
6137 | node = shash_find(&all_fields, name); | |
6138 | if (!node) { | |
6139 | ds_put_cstr(ds, "Unexpected support field"); | |
6140 | goto done; | |
6141 | } | |
6142 | field = node->data; | |
6143 | ||
6144 | if (!value) { | |
6145 | display_support_field(node->name, field, ds); | |
6146 | goto done; | |
6147 | } | |
6148 | ||
6149 | if (field->type == DPIF_SUPPORT_FIELD_bool) { | |
88186383 AZ |
6150 | if (!strcasecmp(value, "true")) { |
6151 | if (*(bool *)field->bt_ptr) { | |
6152 | *(bool *)field->rt_ptr = true; | |
6153 | changed = true; | |
6154 | } else { | |
6155 | ds_put_cstr(ds, "Can not enable features not supported by the datapth"); | |
6156 | } | |
6157 | } else if (!strcasecmp(value, "false")) { | |
6158 | *(bool *)field->rt_ptr = false; | |
6159 | changed = true; | |
18e5d1a8 AZ |
6160 | } else { |
6161 | ds_put_cstr(ds, "Boolean value expected"); | |
6162 | } | |
6163 | } else if (field->type == DPIF_SUPPORT_FIELD_size_t) { | |
6164 | int v; | |
6165 | if (str_to_int(value, 10, &v)) { | |
6166 | if (v >= 0) { | |
88186383 AZ |
6167 | if (v <= *(size_t *)field->bt_ptr) { |
6168 | *(size_t *)field->rt_ptr = v; | |
6169 | changed = true; | |
6170 | } else { | |
6171 | ds_put_cstr(ds, "Can not set value beyond the datapath capability"); | |
6172 | } | |
18e5d1a8 AZ |
6173 | } else { |
6174 | ds_put_format(ds, "Negative number not expected"); | |
6175 | } | |
6176 | } else { | |
6177 | ds_put_cstr(ds, "Integer number expected"); | |
6178 | } | |
6179 | } | |
6180 | ||
6181 | done: | |
6182 | shash_destroy_free_data(&all_fields); | |
88186383 | 6183 | return changed; |
18e5d1a8 AZ |
6184 | } |
6185 | ||
dc54ef36 EJ |
6186 | static void |
6187 | dpif_show_backer(const struct dpif_backer *backer, struct ds *ds) | |
27022416 | 6188 | { |
dc54ef36 | 6189 | const struct shash_node **ofprotos; |
e79a6c83 | 6190 | struct dpif_dp_stats dp_stats; |
dc54ef36 | 6191 | struct shash ofproto_shash; |
09672174 | 6192 | size_t i; |
655ab909 | 6193 | |
e79a6c83 | 6194 | dpif_get_dp_stats(backer->dpif, &dp_stats); |
dc54ef36 | 6195 | ds_put_format(ds, "%s: hit:%"PRIu64" missed:%"PRIu64"\n", |
e79a6c83 | 6196 | dpif_name(backer->dpif), dp_stats.n_hit, dp_stats.n_missed); |
dc54ef36 | 6197 | |
dc54ef36 EJ |
6198 | shash_init(&ofproto_shash); |
6199 | ofprotos = get_ofprotos(&ofproto_shash); | |
6200 | for (i = 0; i < shash_count(&ofproto_shash); i++) { | |
6201 | struct ofproto_dpif *ofproto = ofprotos[i]->data; | |
6202 | const struct shash_node **ports; | |
6203 | size_t j; | |
0a740f48 | 6204 | |
dc54ef36 EJ |
6205 | if (ofproto->backer != backer) { |
6206 | continue; | |
0a740f48 | 6207 | } |
27022416 | 6208 | |
7be29a47 | 6209 | ds_put_format(ds, " %s:\n", ofproto->up.name); |
dc54ef36 EJ |
6210 | |
6211 | ports = shash_sort(&ofproto->up.port_by_name); | |
6212 | for (j = 0; j < shash_count(&ofproto->up.port_by_name); j++) { | |
6213 | const struct shash_node *node = ports[j]; | |
6214 | struct ofport *ofport = node->data; | |
6215 | struct smap config; | |
4e022ec0 | 6216 | odp_port_t odp_port; |
27022416 | 6217 | |
7be29a47 | 6218 | ds_put_format(ds, " %s %u/", netdev_get_name(ofport->netdev), |
dc54ef36 | 6219 | ofport->ofp_port); |
27022416 | 6220 | |
dc54ef36 | 6221 | odp_port = ofp_port_to_odp_port(ofproto, ofport->ofp_port); |
4e022ec0 | 6222 | if (odp_port != ODPP_NONE) { |
dc54ef36 EJ |
6223 | ds_put_format(ds, "%"PRIu32":", odp_port); |
6224 | } else { | |
6225 | ds_put_cstr(ds, "none:"); | |
6226 | } | |
27022416 | 6227 | |
dc54ef36 | 6228 | ds_put_format(ds, " (%s", netdev_get_type(ofport->netdev)); |
27022416 | 6229 | |
dc54ef36 EJ |
6230 | smap_init(&config); |
6231 | if (!netdev_get_config(ofport->netdev, &config)) { | |
71f21279 BP |
6232 | const struct smap_node **nodes = smap_sort(&config); |
6233 | for (size_t k = 0; k < smap_count(&config); k++) { | |
6234 | ds_put_format(ds, "%c %s=%s", k ? ',' : ':', | |
6235 | nodes[k]->key, nodes[k]->value); | |
dc54ef36 EJ |
6236 | } |
6237 | free(nodes); | |
27022416 | 6238 | } |
dc54ef36 EJ |
6239 | smap_destroy(&config); |
6240 | ||
27022416 | 6241 | ds_put_char(ds, ')'); |
dc54ef36 | 6242 | ds_put_char(ds, '\n'); |
27022416 | 6243 | } |
dc54ef36 | 6244 | free(ports); |
27022416 | 6245 | } |
dc54ef36 EJ |
6246 | shash_destroy(&ofproto_shash); |
6247 | free(ofprotos); | |
27022416 JP |
6248 | } |
6249 | ||
6250 | static void | |
dc54ef36 EJ |
6251 | ofproto_unixctl_dpif_show(struct unixctl_conn *conn, int argc OVS_UNUSED, |
6252 | const char *argv[] OVS_UNUSED, void *aux OVS_UNUSED) | |
27022416 JP |
6253 | { |
6254 | struct ds ds = DS_EMPTY_INITIALIZER; | |
dc54ef36 EJ |
6255 | const struct shash_node **backers; |
6256 | int i; | |
27022416 | 6257 | |
dc54ef36 EJ |
6258 | backers = shash_sort(&all_dpif_backers); |
6259 | for (i = 0; i < shash_count(&all_dpif_backers); i++) { | |
6260 | dpif_show_backer(backers[i]->data, &ds); | |
27022416 | 6261 | } |
dc54ef36 | 6262 | free(backers); |
27022416 JP |
6263 | |
6264 | unixctl_command_reply(conn, ds_cstr(&ds)); | |
6265 | ds_destroy(&ds); | |
6266 | } | |
6267 | ||
6268 | static void | |
6269 | ofproto_unixctl_dpif_dump_flows(struct unixctl_conn *conn, | |
6270 | int argc OVS_UNUSED, const char *argv[], | |
6271 | void *aux OVS_UNUSED) | |
6272 | { | |
27022416 | 6273 | const struct ofproto_dpif *ofproto; |
ac64794a BP |
6274 | |
6275 | struct ds ds = DS_EMPTY_INITIALIZER; | |
ac64794a BP |
6276 | |
6277 | struct dpif_flow_dump *flow_dump; | |
6278 | struct dpif_flow_dump_thread *flow_dump_thread; | |
6279 | struct dpif_flow f; | |
938eaa50 | 6280 | int error; |
27022416 | 6281 | |
911b4a7e | 6282 | ofproto = ofproto_dpif_lookup_by_name(argv[argc - 1]); |
27022416 JP |
6283 | if (!ofproto) { |
6284 | unixctl_command_reply_error(conn, "no such bridge"); | |
6285 | return; | |
6286 | } | |
6287 | ||
d1fd1ea9 BP |
6288 | bool verbosity = false; |
6289 | bool names = false; | |
6290 | bool set_names = false; | |
6291 | for (int i = 1; i < argc - 1; i++) { | |
6292 | if (!strcmp(argv[i], "-m")) { | |
6293 | verbosity = true; | |
6294 | } else if (!strcmp(argv[i], "--names")) { | |
6295 | names = true; | |
6296 | set_names = true; | |
6297 | } else if (!strcmp(argv[i], "--no-names")) { | |
6298 | names = false; | |
6299 | set_names = true; | |
6300 | } | |
6301 | } | |
6302 | if (!set_names) { | |
6303 | names = verbosity; | |
04b541df GS |
6304 | } |
6305 | ||
d1fd1ea9 BP |
6306 | struct hmap *portno_names = NULL; |
6307 | if (names) { | |
6308 | portno_names = xmalloc(sizeof *portno_names); | |
6309 | hmap_init(portno_names); | |
6310 | ||
6311 | struct dpif_port dpif_port; | |
6312 | struct dpif_port_dump port_dump; | |
6313 | DPIF_PORT_FOR_EACH (&dpif_port, &port_dump, ofproto->backer->dpif) { | |
6314 | odp_portno_names_set(portno_names, dpif_port.port_no, | |
6315 | dpif_port.name); | |
6316 | } | |
04b541df GS |
6317 | } |
6318 | ||
1b849273 | 6319 | ds_init(&ds); |
7e8b7199 | 6320 | flow_dump = dpif_flow_dump_create(ofproto->backer->dpif, false, NULL); |
ac64794a BP |
6321 | flow_dump_thread = dpif_flow_dump_thread_create(flow_dump); |
6322 | while (dpif_flow_dump_next(flow_dump_thread, &f, 1)) { | |
ef377a58 JR |
6323 | struct flow flow; |
6324 | ||
d40533fc BP |
6325 | if ((odp_flow_key_to_flow(f.key, f.key_len, &flow, NULL) |
6326 | == ODP_FIT_ERROR) | |
6327 | || (xlate_lookup_ofproto(ofproto->backer, &flow, NULL, NULL) | |
6328 | != ofproto)) { | |
04d08d54 EJ |
6329 | continue; |
6330 | } | |
6331 | ||
70e5ed6f JS |
6332 | if (verbosity) { |
6333 | odp_format_ufid(&f.ufid, &ds); | |
6334 | ds_put_cstr(&ds, " "); | |
6335 | } | |
ac64794a | 6336 | odp_flow_format(f.key, f.key_len, f.mask, f.mask_len, |
d1fd1ea9 | 6337 | portno_names, &ds, verbosity); |
1b849273 | 6338 | ds_put_cstr(&ds, ", "); |
ac64794a | 6339 | dpif_flow_stats_format(&f.stats, &ds); |
27022416 | 6340 | ds_put_cstr(&ds, ", actions:"); |
0722f341 | 6341 | format_odp_actions(&ds, f.actions, f.actions_len, portno_names); |
27022416 JP |
6342 | ds_put_char(&ds, '\n'); |
6343 | } | |
ac64794a BP |
6344 | dpif_flow_dump_thread_destroy(flow_dump_thread); |
6345 | error = dpif_flow_dump_destroy(flow_dump); | |
27022416 | 6346 | |
938eaa50 | 6347 | if (error) { |
1b849273 JS |
6348 | ds_clear(&ds); |
6349 | ds_put_format(&ds, "dpif/dump_flows failed: %s", ovs_strerror(errno)); | |
6350 | unixctl_command_reply_error(conn, ds_cstr(&ds)); | |
6351 | } else { | |
6352 | unixctl_command_reply(conn, ds_cstr(&ds)); | |
6353 | } | |
d1fd1ea9 BP |
6354 | if (portno_names) { |
6355 | odp_portno_names_destroy(portno_names); | |
6356 | hmap_destroy(portno_names); | |
6357 | free(portno_names); | |
6358 | } | |
27022416 JP |
6359 | ds_destroy(&ds); |
6360 | } | |
6361 | ||
a98b700d AZ |
6362 | static void |
6363 | ofproto_unixctl_dpif_show_dp_features(struct unixctl_conn *conn, | |
6364 | int argc, const char *argv[], | |
6365 | void *aux OVS_UNUSED) | |
6366 | { | |
6367 | struct ds ds = DS_EMPTY_INITIALIZER; | |
6368 | const char *br = argv[argc -1]; | |
911b4a7e | 6369 | struct ofproto_dpif *ofproto = ofproto_dpif_lookup_by_name(br); |
a98b700d AZ |
6370 | |
6371 | if (!ofproto) { | |
6372 | unixctl_command_reply_error(conn, "no such bridge"); | |
6373 | return; | |
6374 | } | |
6375 | ||
88186383 | 6376 | dpif_show_support(&ofproto->backer->bt_support, &ds); |
a98b700d AZ |
6377 | unixctl_command_reply(conn, ds_cstr(&ds)); |
6378 | } | |
6379 | ||
18e5d1a8 AZ |
6380 | static void |
6381 | ofproto_unixctl_dpif_set_dp_features(struct unixctl_conn *conn, | |
6382 | int argc, const char *argv[], | |
6383 | void *aux OVS_UNUSED) | |
6384 | { | |
6385 | struct ds ds = DS_EMPTY_INITIALIZER; | |
6386 | const char *br = argv[1]; | |
6387 | const char *name, *value; | |
911b4a7e | 6388 | struct ofproto_dpif *ofproto = ofproto_dpif_lookup_by_name(br); |
88186383 | 6389 | bool changed; |
18e5d1a8 AZ |
6390 | |
6391 | if (!ofproto) { | |
6392 | unixctl_command_reply_error(conn, "no such bridge"); | |
6393 | return; | |
6394 | } | |
6395 | ||
6396 | name = argc > 2 ? argv[2] : NULL; | |
6397 | value = argc > 3 ? argv[3] : NULL; | |
88186383 AZ |
6398 | changed = dpif_set_support(&ofproto->backer->rt_support, |
6399 | &ofproto->backer->bt_support, | |
6400 | name, value, &ds); | |
6401 | if (changed) { | |
6402 | xlate_set_support(ofproto, &ofproto->backer->rt_support); | |
6403 | udpif_flush(ofproto->backer->udpif); | |
6404 | } | |
18e5d1a8 | 6405 | unixctl_command_reply(conn, ds_cstr(&ds)); |
88186383 | 6406 | ds_destroy(&ds); |
18e5d1a8 AZ |
6407 | } |
6408 | ||
a36de779 PS |
6409 | static void |
6410 | ofproto_unixctl_init(void) | |
abe529af BP |
6411 | { |
6412 | static bool registered; | |
6413 | if (registered) { | |
6414 | return; | |
6415 | } | |
6416 | registered = true; | |
6417 | ||
96e466a3 | 6418 | unixctl_command_register("fdb/flush", "[bridge]", 0, 1, |
0e15264f BP |
6419 | ofproto_unixctl_fdb_flush, NULL); |
6420 | unixctl_command_register("fdb/show", "bridge", 1, 1, | |
6421 | ofproto_unixctl_fdb_show, NULL); | |
95dcecc5 EC |
6422 | unixctl_command_register("fdb/stats-clear", "[bridge]", 0, 1, |
6423 | ofproto_unixctl_fdb_stats_clear, NULL); | |
6424 | unixctl_command_register("fdb/stats-show", "bridge", 1, 1, | |
6425 | ofproto_unixctl_fdb_stats_show, NULL); | |
08fdcc12 FL |
6426 | unixctl_command_register("mdb/flush", "[bridge]", 0, 1, |
6427 | ofproto_unixctl_mcast_snooping_flush, NULL); | |
6428 | unixctl_command_register("mdb/show", "bridge", 1, 1, | |
6429 | ofproto_unixctl_mcast_snooping_show, NULL); | |
27022416 JP |
6430 | unixctl_command_register("dpif/dump-dps", "", 0, 0, |
6431 | ofproto_unixctl_dpif_dump_dps, NULL); | |
dc54ef36 EJ |
6432 | unixctl_command_register("dpif/show", "", 0, 0, ofproto_unixctl_dpif_show, |
6433 | NULL); | |
a98b700d AZ |
6434 | unixctl_command_register("dpif/show-dp-features", "bridge", 1, 1, |
6435 | ofproto_unixctl_dpif_show_dp_features, NULL); | |
9ec4eddb AGS |
6436 | unixctl_command_register("dpif/dump-flows", |
6437 | "[-m] [--names | --no-names] bridge", 1, INT_MAX, | |
27022416 | 6438 | ofproto_unixctl_dpif_dump_flows, NULL); |
18e5d1a8 AZ |
6439 | unixctl_command_register("dpif/set-dp-features", "bridge", 1, 3 , |
6440 | ofproto_unixctl_dpif_set_dp_features, NULL); | |
abe529af BP |
6441 | } |
6442 | \f | |
46c88433 | 6443 | static odp_port_t |
4e022ec0 | 6444 | ofp_port_to_odp_port(const struct ofproto_dpif *ofproto, ofp_port_t ofp_port) |
e1b1d06a | 6445 | { |
e672ff9b | 6446 | const struct ofport_dpif *ofport = ofp_port_to_ofport(ofproto, ofp_port); |
4e022ec0 | 6447 | return ofport ? ofport->odp_port : ODPP_NONE; |
e1b1d06a JP |
6448 | } |
6449 | ||
8449c4d6 | 6450 | struct ofport_dpif * |
4e022ec0 | 6451 | odp_port_to_ofport(const struct dpif_backer *backer, odp_port_t odp_port) |
e1b1d06a JP |
6452 | { |
6453 | struct ofport_dpif *port; | |
6454 | ||
8449c4d6 | 6455 | ovs_rwlock_rdlock(&backer->odp_to_ofport_lock); |
f9c0c3ec | 6456 | HMAP_FOR_EACH_IN_BUCKET (port, odp_port_node, hash_odp_port(odp_port), |
acf60855 | 6457 | &backer->odp_to_ofport_map) { |
e1b1d06a | 6458 | if (port->odp_port == odp_port) { |
8449c4d6 | 6459 | ovs_rwlock_unlock(&backer->odp_to_ofport_lock); |
acf60855 | 6460 | return port; |
e1b1d06a JP |
6461 | } |
6462 | } | |
6463 | ||
8449c4d6 | 6464 | ovs_rwlock_unlock(&backer->odp_to_ofport_lock); |
acf60855 JP |
6465 | return NULL; |
6466 | } | |
6467 | ||
4e022ec0 AW |
6468 | static ofp_port_t |
6469 | odp_port_to_ofp_port(const struct ofproto_dpif *ofproto, odp_port_t odp_port) | |
acf60855 JP |
6470 | { |
6471 | struct ofport_dpif *port; | |
6472 | ||
6473 | port = odp_port_to_ofport(ofproto->backer, odp_port); | |
6472ba11 | 6474 | if (port && &ofproto->up == port->up.ofproto) { |
acf60855 JP |
6475 | return port->up.ofp_port; |
6476 | } else { | |
6477 | return OFPP_NONE; | |
6478 | } | |
e1b1d06a | 6479 | } |
655ab909 | 6480 | |
6a6b7060 BP |
6481 | /* 'match' is non-const to allow for temporary modifications. Any changes are |
6482 | * restored before returning. */ | |
adcf00ba AZ |
6483 | int |
6484 | ofproto_dpif_add_internal_flow(struct ofproto_dpif *ofproto, | |
6a6b7060 | 6485 | struct match *match, int priority, |
290ad78a | 6486 | uint16_t idle_timeout, |
adcf00ba AZ |
6487 | const struct ofpbuf *ofpacts, |
6488 | struct rule **rulep) | |
6489 | { | |
7338102b | 6490 | struct ofputil_flow_mod fm; |
adcf00ba AZ |
6491 | struct rule_dpif *rule; |
6492 | int error; | |
6493 | ||
7338102b | 6494 | fm = (struct ofputil_flow_mod) { |
c184807c | 6495 | .buffer_id = UINT32_MAX, |
39cc5c4a BP |
6496 | .priority = priority, |
6497 | .table_id = TBL_INTERNAL, | |
6498 | .command = OFPFC_ADD, | |
6499 | .idle_timeout = idle_timeout, | |
6500 | .flags = OFPUTIL_FF_HIDDEN_FIELDS | OFPUTIL_FF_NO_READONLY, | |
6501 | .ofpacts = ofpacts->data, | |
6502 | .ofpacts_len = ofpacts->size, | |
39cc5c4a | 6503 | }; |
6a6b7060 | 6504 | minimatch_init(&fm.match, match); |
7338102b | 6505 | error = ofproto_flow_mod(&ofproto->up, &fm); |
6a6b7060 BP |
6506 | minimatch_destroy(&fm.match); |
6507 | ||
adcf00ba AZ |
6508 | if (error) { |
6509 | VLOG_ERR_RL(&rl, "failed to add internal flow (%s)", | |
6510 | ofperr_to_string(error)); | |
6511 | *rulep = NULL; | |
6512 | return error; | |
6513 | } | |
6514 | ||
621b8064 JR |
6515 | rule = rule_dpif_lookup_in_table(ofproto, |
6516 | ofproto_dpif_get_tables_version(ofproto), | |
6a6b7060 | 6517 | TBL_INTERNAL, &match->flow, &match->wc); |
adcf00ba | 6518 | if (rule) { |
adcf00ba AZ |
6519 | *rulep = &rule->up; |
6520 | } else { | |
6521 | OVS_NOT_REACHED(); | |
6522 | } | |
6523 | return 0; | |
6524 | } | |
6525 | ||
6526 | int | |
6527 | ofproto_dpif_delete_internal_flow(struct ofproto_dpif *ofproto, | |
6528 | struct match *match, int priority) | |
6529 | { | |
7338102b | 6530 | struct ofputil_flow_mod fm; |
adcf00ba AZ |
6531 | int error; |
6532 | ||
7338102b | 6533 | fm = (struct ofputil_flow_mod) { |
c184807c | 6534 | .buffer_id = UINT32_MAX, |
39cc5c4a BP |
6535 | .priority = priority, |
6536 | .table_id = TBL_INTERNAL, | |
02a9757e HH |
6537 | .out_port = OFPP_ANY, |
6538 | .out_group = OFPG_ANY, | |
39cc5c4a BP |
6539 | .flags = OFPUTIL_FF_HIDDEN_FIELDS | OFPUTIL_FF_NO_READONLY, |
6540 | .command = OFPFC_DELETE_STRICT, | |
6541 | }; | |
6a6b7060 | 6542 | minimatch_init(&fm.match, match); |
7338102b | 6543 | error = ofproto_flow_mod(&ofproto->up, &fm); |
6a6b7060 BP |
6544 | minimatch_destroy(&fm.match); |
6545 | ||
adcf00ba AZ |
6546 | if (error) { |
6547 | VLOG_ERR_RL(&rl, "failed to delete internal flow (%s)", | |
6548 | ofperr_to_string(error)); | |
6549 | return error; | |
6550 | } | |
6551 | ||
6552 | return 0; | |
6553 | } | |
6554 | ||
5dddf960 JR |
6555 | static void |
6556 | meter_get_features(const struct ofproto *ofproto_, | |
6557 | struct ofputil_meter_features *features) | |
6558 | { | |
6559 | const struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
6560 | ||
6561 | dpif_meter_get_features(ofproto->backer->dpif, features); | |
6562 | } | |
6563 | ||
6564 | static enum ofperr | |
6565 | meter_set(struct ofproto *ofproto_, ofproto_meter_id *meter_id, | |
6566 | struct ofputil_meter_config *config) | |
6567 | { | |
6568 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
6569 | ||
333ad77d AZ |
6570 | /* Provider ID unknown. Use backer to allocate a new DP meter */ |
6571 | if (meter_id->uint32 == UINT32_MAX) { | |
6572 | if (!ofproto->backer->meter_ids) { | |
22205481 | 6573 | return OFPERR_OFPMMFC_OUT_OF_METERS; /* Meters not supported. */ |
333ad77d AZ |
6574 | } |
6575 | ||
6576 | if(!id_pool_alloc_id(ofproto->backer->meter_ids, &meter_id->uint32)) { | |
22205481 | 6577 | return OFPERR_OFPMMFC_OUT_OF_METERS; /* Can't allocate meter. */ |
333ad77d AZ |
6578 | } |
6579 | } | |
6580 | ||
8101f03f | 6581 | switch (dpif_meter_set(ofproto->backer->dpif, *meter_id, config)) { |
5dddf960 JR |
6582 | case 0: |
6583 | return 0; | |
6584 | case EFBIG: /* meter_id out of range */ | |
6585 | case ENOMEM: /* Cannot allocate meter */ | |
6586 | return OFPERR_OFPMMFC_OUT_OF_METERS; | |
6587 | case EBADF: /* Unsupported flags */ | |
6588 | return OFPERR_OFPMMFC_BAD_FLAGS; | |
6589 | case EINVAL: /* Too many bands */ | |
6590 | return OFPERR_OFPMMFC_OUT_OF_BANDS; | |
6591 | case ENODEV: /* Unsupported band type */ | |
6592 | return OFPERR_OFPMMFC_BAD_BAND; | |
66a396d4 | 6593 | case EDOM: /* Rate must be non-zero */ |
2029ce9a | 6594 | return OFPERR_OFPMMFC_BAD_RATE; |
5dddf960 JR |
6595 | default: |
6596 | return OFPERR_OFPMMFC_UNKNOWN; | |
6597 | } | |
6598 | } | |
6599 | ||
6600 | static enum ofperr | |
6601 | meter_get(const struct ofproto *ofproto_, ofproto_meter_id meter_id, | |
6602 | struct ofputil_meter_stats *stats, uint16_t n_bands) | |
6603 | { | |
6604 | const struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
6605 | ||
6606 | if (!dpif_meter_get(ofproto->backer->dpif, meter_id, stats, n_bands)) { | |
6607 | return 0; | |
6608 | } | |
6609 | return OFPERR_OFPMMFC_UNKNOWN_METER; | |
6610 | } | |
6611 | ||
333ad77d AZ |
6612 | struct free_meter_id_args { |
6613 | struct ofproto_dpif *ofproto; | |
6614 | ofproto_meter_id meter_id; | |
6615 | }; | |
6616 | ||
6617 | static void | |
6618 | free_meter_id(struct free_meter_id_args *args) | |
6619 | { | |
6620 | struct ofproto_dpif *ofproto = args->ofproto; | |
6621 | ||
6622 | dpif_meter_del(ofproto->backer->dpif, args->meter_id, NULL, 0); | |
6623 | id_pool_free_id(ofproto->backer->meter_ids, args->meter_id.uint32); | |
6624 | free(args); | |
6625 | } | |
6626 | ||
5dddf960 JR |
6627 | static void |
6628 | meter_del(struct ofproto *ofproto_, ofproto_meter_id meter_id) | |
6629 | { | |
333ad77d AZ |
6630 | struct free_meter_id_args *arg = xmalloc(sizeof *arg); |
6631 | ||
6632 | /* Before a meter can be deleted, Openflow spec requires all rules | |
6633 | * referring to the meter to be (automatically) removed before the | |
6634 | * meter is deleted. However, since vswitchd is multi-threaded, | |
6635 | * those rules and their actions remain accessible by other threads, | |
6636 | * especially by the handler and revalidator threads. | |
6637 | * Postpone meter deletion after RCU grace period, so that ongoing | |
6638 | * upcall translation or flow revalidation can complete. */ | |
6639 | arg->ofproto = ofproto_dpif_cast(ofproto_); | |
6640 | arg->meter_id = meter_id; | |
6641 | ovsrcu_postpone(free_meter_id, arg); | |
5dddf960 JR |
6642 | } |
6643 | ||
abe529af | 6644 | const struct ofproto_class ofproto_dpif_class = { |
b0408fca | 6645 | init, |
abe529af BP |
6646 | enumerate_types, |
6647 | enumerate_names, | |
6648 | del, | |
0aeaabc8 | 6649 | port_open_type, |
acf60855 | 6650 | type_run, |
acf60855 | 6651 | type_wait, |
abe529af BP |
6652 | alloc, |
6653 | construct, | |
6654 | destruct, | |
6655 | dealloc, | |
6656 | run, | |
f07c97f5 | 6657 | ofproto_dpif_wait, |
e79a6c83 | 6658 | NULL, /* get_memory_usage. */ |
1c030aa5 | 6659 | type_get_memory_usage, |
abe529af | 6660 | flush, |
3c1bb396 | 6661 | query_tables, |
4e413ac8 | 6662 | NULL, /* modify_tables */ |
621b8064 | 6663 | set_tables_version, |
abe529af BP |
6664 | port_alloc, |
6665 | port_construct, | |
6666 | port_destruct, | |
6667 | port_dealloc, | |
6668 | port_modified, | |
6669 | port_reconfigured, | |
6670 | port_query_by_name, | |
6671 | port_add, | |
6672 | port_del, | |
91364d18 | 6673 | port_set_config, |
6527c598 | 6674 | port_get_stats, |
723b6ab2 | 6675 | vport_get_status, |
abe529af BP |
6676 | port_dump_start, |
6677 | port_dump_next, | |
6678 | port_dump_done, | |
6679 | port_poll, | |
6680 | port_poll_wait, | |
6681 | port_is_lacp_current, | |
50b9699f | 6682 | port_get_lacp_stats, |
0ab6decf | 6683 | NULL, /* rule_choose_table */ |
abe529af BP |
6684 | rule_alloc, |
6685 | rule_construct, | |
8037acb4 | 6686 | rule_insert, |
1fc71871 | 6687 | NULL, /* rule_delete */ |
abe529af BP |
6688 | rule_destruct, |
6689 | rule_dealloc, | |
abe529af | 6690 | rule_get_stats, |
1f4a8933 | 6691 | packet_xlate, |
6dd3c787 | 6692 | packet_xlate_revert, |
47f8743e | 6693 | packet_execute_prepare, |
1f4a8933 | 6694 | packet_execute, |
7257b535 | 6695 | set_frag_handling, |
77ab5fd2 | 6696 | nxt_resume, |
abe529af BP |
6697 | set_netflow, |
6698 | get_netflow_ids, | |
6699 | set_sflow, | |
29089a54 | 6700 | set_ipfix, |
fb8f22c1 | 6701 | get_ipfix_stats, |
abe529af | 6702 | set_cfm, |
8f5514fe | 6703 | cfm_status_changed, |
9a9e3786 | 6704 | get_cfm_status, |
0477baa9 DF |
6705 | set_lldp, |
6706 | get_lldp_status, | |
6707 | set_aa, | |
6708 | aa_mapping_set, | |
6709 | aa_mapping_unset, | |
6710 | aa_vlan_get_queued, | |
6711 | aa_vlan_get_queue_size, | |
ccc09689 | 6712 | set_bfd, |
8f5514fe | 6713 | bfd_status_changed, |
ccc09689 | 6714 | get_bfd_status, |
21f7563c JP |
6715 | set_stp, |
6716 | get_stp_status, | |
6717 | set_stp_port, | |
6718 | get_stp_port_status, | |
fd28ce3a | 6719 | get_stp_port_stats, |
9efd308e DV |
6720 | set_rstp, |
6721 | get_rstp_status, | |
6722 | set_rstp_port, | |
6723 | get_rstp_port_status, | |
8b36f51e | 6724 | set_queues, |
abe529af BP |
6725 | bundle_set, |
6726 | bundle_remove, | |
ec7ceaed EJ |
6727 | mirror_set__, |
6728 | mirror_get_stats__, | |
abe529af BP |
6729 | set_flood_vlans, |
6730 | is_mirror_output_bundle, | |
8402c74b | 6731 | forward_bpdu_changed, |
c4069512 | 6732 | set_mac_table_config, |
7c38d0a5 FL |
6733 | set_mcast_snooping, |
6734 | set_mcast_snooping_port, | |
5dddf960 JR |
6735 | meter_get_features, |
6736 | meter_set, | |
6737 | meter_get, | |
6738 | meter_del, | |
00430a3f SH |
6739 | group_alloc, /* group_alloc */ |
6740 | group_construct, /* group_construct */ | |
6741 | group_destruct, /* group_destruct */ | |
6742 | group_dealloc, /* group_dealloc */ | |
ccb3bc08 | 6743 | NULL, /* group_modify */ |
00430a3f | 6744 | group_get_stats, /* group_get_stats */ |
b5cbbcf6 | 6745 | get_datapath_version, /* get_datapath_version */ |
89ee730a | 6746 | get_datapath_cap, |
d4f6865c | 6747 | type_set_config, |
2a7c4805 | 6748 | ct_flush, /* ct_flush */ |
993cae67 YHW |
6749 | ct_set_zone_timeout_policy, |
6750 | ct_del_zone_timeout_policy, | |
abe529af | 6751 | }; |