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abe529af | 1 | /* |
39cc5c4a | 2 | * Copyright (c) 2009, 2010, 2011, 2012, 2013, 2014, 2015, 2016 Nicira, Inc. |
abe529af BP |
3 | * |
4 | * Licensed under the Apache License, Version 2.0 (the "License"); | |
5 | * you may not use this file except in compliance with the License. | |
6 | * You may obtain a copy of the License at: | |
7 | * | |
8 | * http://www.apache.org/licenses/LICENSE-2.0 | |
9 | * | |
10 | * Unless required by applicable law or agreed to in writing, software | |
11 | * distributed under the License is distributed on an "AS IS" BASIS, | |
12 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | |
13 | * See the License for the specific language governing permissions and | |
14 | * limitations under the License. | |
15 | */ | |
16 | ||
17 | #include <config.h> | |
abe529af BP |
18 | #include <errno.h> |
19 | ||
ccc09689 | 20 | #include "bfd.h" |
abe529af | 21 | #include "bond.h" |
daff3353 | 22 | #include "bundle.h" |
abe529af | 23 | #include "byte-order.h" |
f23d157c | 24 | #include "connectivity.h" |
abe529af BP |
25 | #include "connmgr.h" |
26 | #include "coverage.h" | |
27 | #include "cfm.h" | |
2a7c4805 | 28 | #include "ct-dpif.h" |
abe529af | 29 | #include "dpif.h" |
abe529af | 30 | #include "fail-open.h" |
05067881 | 31 | #include "guarded-list.h" |
abe529af BP |
32 | #include "hmapx.h" |
33 | #include "lacp.h" | |
75a75043 | 34 | #include "learn.h" |
abe529af | 35 | #include "mac-learning.h" |
6d95c4e8 | 36 | #include "mcast-snooping.h" |
abe529af | 37 | #include "multipath.h" |
0a740f48 | 38 | #include "netdev-vport.h" |
abe529af BP |
39 | #include "netdev.h" |
40 | #include "netlink.h" | |
41 | #include "nx-match.h" | |
42 | #include "odp-util.h" | |
1ac7c9bd | 43 | #include "odp-execute.h" |
b598f214 BW |
44 | #include "ofproto/ofproto-dpif.h" |
45 | #include "ofproto/ofproto-provider.h" | |
29089a54 | 46 | #include "ofproto-dpif-ipfix.h" |
ec7ceaed | 47 | #include "ofproto-dpif-mirror.h" |
635c5db9 | 48 | #include "ofproto-dpif-monitor.h" |
f5374617 | 49 | #include "ofproto-dpif-rid.h" |
bae473fe | 50 | #include "ofproto-dpif-sflow.h" |
e1ec7dd4 | 51 | #include "ofproto-dpif-upcall.h" |
9583bc14 | 52 | #include "ofproto-dpif-xlate.h" |
a027899e | 53 | #include "ofproto-dpif-xlate-cache.h" |
b598f214 BW |
54 | #include "openvswitch/ofp-actions.h" |
55 | #include "openvswitch/dynamic-string.h" | |
56 | #include "openvswitch/meta-flow.h" | |
57 | #include "openvswitch/ofp-parse.h" | |
25d436fb | 58 | #include "openvswitch/ofp-print.h" |
b598f214 BW |
59 | #include "openvswitch/ofp-util.h" |
60 | #include "openvswitch/ofpbuf.h" | |
61 | #include "openvswitch/vlog.h" | |
62 | #include "ovs-lldp.h" | |
dfba2dfc | 63 | #include "ovs-rcu.h" |
a36de779 | 64 | #include "ovs-router.h" |
b598f214 | 65 | #include "poll-loop.h" |
f23d157c | 66 | #include "seq.h" |
0d085684 | 67 | #include "simap.h" |
27022416 | 68 | #include "smap.h" |
abe529af | 69 | #include "timer.h" |
b9ad7294 | 70 | #include "tunnel.h" |
6c1491fb | 71 | #include "unaligned.h" |
abe529af | 72 | #include "unixctl.h" |
ee89ea7b | 73 | #include "util.h" |
abe529af | 74 | #include "vlan-bitmap.h" |
abe529af BP |
75 | |
76 | VLOG_DEFINE_THIS_MODULE(ofproto_dpif); | |
77 | ||
abe529af | 78 | COVERAGE_DEFINE(ofproto_dpif_expired); |
ada3a58d | 79 | COVERAGE_DEFINE(packet_in_overflow); |
abe529af | 80 | |
a088a1ff | 81 | struct flow_miss; |
abe529af | 82 | |
70742c7f EJ |
83 | struct rule_dpif { |
84 | struct rule up; | |
85 | ||
86 | /* These statistics: | |
87 | * | |
e79a6c83 EJ |
88 | * - Do include packets and bytes from datapath flows which have not |
89 | * recently been processed by a revalidator. */ | |
70742c7f | 90 | struct ovs_mutex stats_mutex; |
1a4ec18d | 91 | struct dpif_flow_stats stats OVS_GUARDED; |
888ac0d7 | 92 | |
39c94593 JR |
93 | /* In non-NULL, will point to a new rule (for which a reference is held) to |
94 | * which all the stats updates should be forwarded. This exists only | |
95 | * transitionally when flows are replaced. | |
96 | * | |
97 | * Protected by stats_mutex. If both 'rule->stats_mutex' and | |
98 | * 'rule->new_rule->stats_mutex' must be held together, acquire them in that | |
99 | * order, */ | |
100 | struct rule_dpif *new_rule OVS_GUARDED; | |
748eb2f5 JR |
101 | bool forward_counts OVS_GUARDED; /* Forward counts? 'used' time will be |
102 | * forwarded in all cases. */ | |
39c94593 | 103 | |
888ac0d7 SH |
104 | /* If non-zero then the recirculation id that has |
105 | * been allocated for use with this rule. | |
106 | * The recirculation id and associated internal flow should | |
107 | * be freed when the rule is freed */ | |
108 | uint32_t recirc_id; | |
70742c7f EJ |
109 | }; |
110 | ||
003ce655 JR |
111 | /* RULE_CAST() depends on this. */ |
112 | BUILD_ASSERT_DECL(offsetof(struct rule_dpif, up) == 0); | |
113 | ||
dc437090 JR |
114 | static void rule_get_stats(struct rule *, uint64_t *packets, uint64_t *bytes, |
115 | long long int *used); | |
70742c7f | 116 | static struct rule_dpif *rule_dpif_cast(const struct rule *); |
f5857865 | 117 | static void rule_expire(struct rule_dpif *, long long now); |
b0f7b9b5 | 118 | |
00430a3f SH |
119 | struct group_dpif { |
120 | struct ofgroup up; | |
121 | ||
122 | /* These statistics: | |
123 | * | |
e79a6c83 EJ |
124 | * - Do include packets and bytes from datapath flows which have not |
125 | * recently been processed by a revalidator. */ | |
00430a3f SH |
126 | struct ovs_mutex stats_mutex; |
127 | uint64_t packet_count OVS_GUARDED; /* Number of packets received. */ | |
128 | uint64_t byte_count OVS_GUARDED; /* Number of bytes received. */ | |
00430a3f SH |
129 | }; |
130 | ||
46c88433 EJ |
131 | struct ofbundle { |
132 | struct hmap_node hmap_node; /* In struct ofproto's "bundles" hmap. */ | |
133 | struct ofproto_dpif *ofproto; /* Owning ofproto. */ | |
134 | void *aux; /* Key supplied by ofproto's client. */ | |
135 | char *name; /* Identifier for log messages. */ | |
136 | ||
137 | /* Configuration. */ | |
ca6ba700 | 138 | struct ovs_list ports; /* Contains "struct ofport"s. */ |
46c88433 EJ |
139 | enum port_vlan_mode vlan_mode; /* VLAN mode */ |
140 | int vlan; /* -1=trunk port, else a 12-bit VLAN ID. */ | |
141 | unsigned long *trunks; /* Bitmap of trunked VLANs, if 'vlan' == -1. | |
142 | * NULL if all VLANs are trunked. */ | |
143 | struct lacp *lacp; /* LACP if LACP is enabled, otherwise NULL. */ | |
144 | struct bond *bond; /* Nonnull iff more than one port. */ | |
145 | bool use_priority_tags; /* Use 802.1p tag for frames in VLAN 0? */ | |
146 | ||
c005f976 BK |
147 | bool protected; /* Protected port mode */ |
148 | ||
46c88433 EJ |
149 | /* Status. */ |
150 | bool floodable; /* True if no port has OFPUTIL_PC_NO_FLOOD set. */ | |
151 | }; | |
152 | ||
abe529af | 153 | static void bundle_remove(struct ofport *); |
7bde8dd8 | 154 | static void bundle_update(struct ofbundle *); |
abe529af BP |
155 | static void bundle_destroy(struct ofbundle *); |
156 | static void bundle_del_port(struct ofport_dpif *); | |
157 | static void bundle_run(struct ofbundle *); | |
158 | static void bundle_wait(struct ofbundle *); | |
66ff280d | 159 | static void bundle_flush_macs(struct ofbundle *, bool); |
2372c146 | 160 | static void bundle_move(struct ofbundle *, struct ofbundle *); |
33158a18 | 161 | |
21f7563c JP |
162 | static void stp_run(struct ofproto_dpif *ofproto); |
163 | static void stp_wait(struct ofproto_dpif *ofproto); | |
851bf71d EJ |
164 | static int set_stp_port(struct ofport *, |
165 | const struct ofproto_port_stp_settings *); | |
21f7563c | 166 | |
9efd308e DV |
167 | static void rstp_run(struct ofproto_dpif *ofproto); |
168 | static void set_rstp_port(struct ofport *, | |
169 | const struct ofproto_port_rstp_settings *); | |
170 | ||
46c88433 EJ |
171 | struct ofport_dpif { |
172 | struct hmap_node odp_port_node; /* In dpif_backer's "odp_to_ofport_map". */ | |
173 | struct ofport up; | |
174 | ||
175 | odp_port_t odp_port; | |
176 | struct ofbundle *bundle; /* Bundle that contains this port, if any. */ | |
ca6ba700 | 177 | struct ovs_list bundle_node;/* In struct ofbundle's "ports" list. */ |
46c88433 EJ |
178 | struct cfm *cfm; /* Connectivity Fault Management, if any. */ |
179 | struct bfd *bfd; /* BFD, if any. */ | |
0477baa9 | 180 | struct lldp *lldp; /* lldp, if any. */ |
46c88433 EJ |
181 | bool may_enable; /* May be enabled in bonds. */ |
182 | bool is_tunnel; /* This port is a tunnel. */ | |
a6363cfd | 183 | bool is_layer3; /* This is a layer 3 port. */ |
46c88433 EJ |
184 | long long int carrier_seq; /* Carrier status changes. */ |
185 | struct ofport_dpif *peer; /* Peer if patch port. */ | |
186 | ||
187 | /* Spanning tree. */ | |
188 | struct stp_port *stp_port; /* Spanning Tree Protocol, if any. */ | |
189 | enum stp_state stp_state; /* Always STP_DISABLED if STP not in use. */ | |
190 | long long int stp_state_entered; | |
191 | ||
9efd308e DV |
192 | /* Rapid Spanning Tree. */ |
193 | struct rstp_port *rstp_port; /* Rapid Spanning Tree Protocol, if any. */ | |
194 | enum rstp_state rstp_state; /* Always RSTP_DISABLED if RSTP not in use. */ | |
195 | ||
55954f6e EJ |
196 | /* Queue to DSCP mapping. */ |
197 | struct ofproto_port_queue *qdscp; | |
198 | size_t n_qdscp; | |
46c88433 EJ |
199 | }; |
200 | ||
46c88433 EJ |
201 | static odp_port_t ofp_port_to_odp_port(const struct ofproto_dpif *, |
202 | ofp_port_t); | |
203 | ||
4e022ec0 | 204 | static ofp_port_t odp_port_to_ofp_port(const struct ofproto_dpif *, |
46c88433 | 205 | odp_port_t); |
e1b1d06a | 206 | |
abe529af BP |
207 | static struct ofport_dpif * |
208 | ofport_dpif_cast(const struct ofport *ofport) | |
209 | { | |
abe529af BP |
210 | return ofport ? CONTAINER_OF(ofport, struct ofport_dpif, up) : NULL; |
211 | } | |
212 | ||
213 | static void port_run(struct ofport_dpif *); | |
8aee94b6 | 214 | static int set_bfd(struct ofport *, const struct smap *); |
a5610457 | 215 | static int set_cfm(struct ofport *, const struct cfm_settings *); |
0477baa9 | 216 | static int set_lldp(struct ofport *ofport_, const struct smap *cfg); |
6cbbf4fa | 217 | static void ofport_update_peer(struct ofport_dpif *); |
abe529af | 218 | |
e79a6c83 EJ |
219 | /* Reasons that we might need to revalidate every datapath flow, and |
220 | * corresponding coverage counters. | |
cdc3ab65 EJ |
221 | * |
222 | * A value of 0 means that there is no need to revalidate. | |
223 | * | |
224 | * It would be nice to have some cleaner way to integrate with coverage | |
225 | * counters, but with only a few reasons I guess this is good enough for | |
226 | * now. */ | |
227 | enum revalidate_reason { | |
228 | REV_RECONFIGURE = 1, /* Switch configuration changed. */ | |
229 | REV_STP, /* Spanning tree protocol port status change. */ | |
9efd308e | 230 | REV_RSTP, /* RSTP port status change. */ |
4a1b8f30 | 231 | REV_BOND, /* Bonding changed. */ |
cdc3ab65 EJ |
232 | REV_PORT_TOGGLED, /* Port enabled or disabled by CFM, LACP, ...*/ |
233 | REV_FLOW_TABLE, /* Flow table changed. */ | |
30618594 | 234 | REV_MAC_LEARNING, /* Mac learning changed. */ |
6d95c4e8 | 235 | REV_MCAST_SNOOPING, /* Multicast snooping changed. */ |
cdc3ab65 | 236 | }; |
3c4a309c BP |
237 | COVERAGE_DEFINE(rev_reconfigure); |
238 | COVERAGE_DEFINE(rev_stp); | |
9efd308e | 239 | COVERAGE_DEFINE(rev_rstp); |
4a1b8f30 | 240 | COVERAGE_DEFINE(rev_bond); |
3c4a309c BP |
241 | COVERAGE_DEFINE(rev_port_toggled); |
242 | COVERAGE_DEFINE(rev_flow_table); | |
30618594 | 243 | COVERAGE_DEFINE(rev_mac_learning); |
6d95c4e8 | 244 | COVERAGE_DEFINE(rev_mcast_snooping); |
3c4a309c | 245 | |
cdc3ab65 EJ |
246 | /* All datapaths of a given type share a single dpif backer instance. */ |
247 | struct dpif_backer { | |
248 | char *type; | |
249 | int refcount; | |
250 | struct dpif *dpif; | |
e1ec7dd4 | 251 | struct udpif *udpif; |
8449c4d6 EJ |
252 | |
253 | struct ovs_rwlock odp_to_ofport_lock; | |
390eadaa | 254 | struct hmap odp_to_ofport_map OVS_GUARDED; /* Contains "struct ofport"s. */ |
cdc3ab65 EJ |
255 | |
256 | struct simap tnl_backers; /* Set of dpif ports backing tunnels. */ | |
257 | ||
e79a6c83 | 258 | enum revalidate_reason need_revalidate; /* Revalidate all flows. */ |
cdc3ab65 | 259 | |
cdc3ab65 | 260 | bool recv_set_enable; /* Enables or disables receiving packets. */ |
4b97b70d | 261 | |
b5cbbcf6 AZ |
262 | /* Version string of the datapath stored in OVSDB. */ |
263 | char *dp_version_string; | |
a36de779 | 264 | |
b440dd8c JS |
265 | /* Datapath feature support. */ |
266 | struct dpif_backer_support support; | |
a36de779 | 267 | struct atomic_count tnl_count; |
cdc3ab65 EJ |
268 | }; |
269 | ||
acf60855 JP |
270 | /* All existing ofproto_backer instances, indexed by ofproto->up.type. */ |
271 | static struct shash all_dpif_backers = SHASH_INITIALIZER(&all_dpif_backers); | |
272 | ||
46c88433 EJ |
273 | struct ofproto_dpif { |
274 | struct hmap_node all_ofproto_dpifs_node; /* In 'all_ofproto_dpifs'. */ | |
275 | struct ofproto up; | |
276 | struct dpif_backer *backer; | |
277 | ||
290835f9 BP |
278 | /* Unique identifier for this instantiation of this bridge in this running |
279 | * process. */ | |
280 | struct uuid uuid; | |
281 | ||
44e0c35d | 282 | ATOMIC(ovs_version_t) tables_version; /* For classifier lookups. */ |
621b8064 | 283 | |
e79a6c83 EJ |
284 | uint64_t dump_seq; /* Last read of udpif_dump_seq(). */ |
285 | ||
46c88433 EJ |
286 | /* Special OpenFlow rules. */ |
287 | struct rule_dpif *miss_rule; /* Sends flow table misses to controller. */ | |
288 | struct rule_dpif *no_packet_in_rule; /* Drops flow table misses. */ | |
ad99e2ed | 289 | struct rule_dpif *drop_frags_rule; /* Used in OFPUTIL_FRAG_DROP mode. */ |
46c88433 EJ |
290 | |
291 | /* Bridging. */ | |
292 | struct netflow *netflow; | |
293 | struct dpif_sflow *sflow; | |
294 | struct dpif_ipfix *ipfix; | |
295 | struct hmap bundles; /* Contains "struct ofbundle"s. */ | |
296 | struct mac_learning *ml; | |
6d95c4e8 | 297 | struct mcast_snooping *ms; |
46c88433 | 298 | bool has_bonded_bundles; |
e2d13c43 | 299 | bool lacp_enabled; |
46c88433 EJ |
300 | struct mbridge *mbridge; |
301 | ||
0da3c61b AW |
302 | struct ovs_mutex stats_mutex; |
303 | struct netdev_stats stats OVS_GUARDED; /* To account packets generated and | |
304 | * consumed in userspace. */ | |
46c88433 EJ |
305 | |
306 | /* Spanning tree. */ | |
307 | struct stp *stp; | |
308 | long long int stp_last_tick; | |
309 | ||
9efd308e DV |
310 | /* Rapid Spanning Tree. */ |
311 | struct rstp *rstp; | |
312 | long long int rstp_last_tick; | |
313 | ||
46c88433 EJ |
314 | /* Ports. */ |
315 | struct sset ports; /* Set of standard port names. */ | |
316 | struct sset ghost_ports; /* Ports with no datapath port. */ | |
317 | struct sset port_poll_set; /* Queued names for port_poll() reply. */ | |
318 | int port_poll_errno; /* Last errno for port_poll() reply. */ | |
f23d157c | 319 | uint64_t change_seq; /* Connectivity status changes. */ |
46c88433 | 320 | |
3d9c5e58 | 321 | /* Work queues. */ |
a2b53dec BP |
322 | struct guarded_list ams; /* Contains "struct ofproto_async_msgs"s. */ |
323 | struct seq *ams_seq; /* For notifying 'ams' reception. */ | |
324 | uint64_t ams_seqno; | |
46c88433 EJ |
325 | }; |
326 | ||
b44a10b7 BP |
327 | /* All existing ofproto_dpif instances, indexed by ->up.name. */ |
328 | static struct hmap all_ofproto_dpifs = HMAP_INITIALIZER(&all_ofproto_dpifs); | |
329 | ||
a36de779 PS |
330 | static bool ofproto_use_tnl_push_pop = true; |
331 | static void ofproto_unixctl_init(void); | |
abe529af | 332 | |
46c88433 EJ |
333 | static inline struct ofproto_dpif * |
334 | ofproto_dpif_cast(const struct ofproto *ofproto) | |
335 | { | |
336 | ovs_assert(ofproto->ofproto_class == &ofproto_dpif_class); | |
337 | return CONTAINER_OF(ofproto, struct ofproto_dpif, up); | |
338 | } | |
339 | ||
adcf00ba | 340 | bool |
2494ccd7 | 341 | ofproto_dpif_get_enable_ufid(const struct dpif_backer *backer) |
adcf00ba | 342 | { |
2494ccd7 | 343 | return backer->support.ufid; |
adcf00ba AZ |
344 | } |
345 | ||
2494ccd7 JS |
346 | struct dpif_backer_support * |
347 | ofproto_dpif_get_support(const struct ofproto_dpif *ofproto) | |
8e1ffd75 | 348 | { |
2494ccd7 | 349 | return &ofproto->backer->support; |
8e1ffd75 JS |
350 | } |
351 | ||
adcf00ba | 352 | static void ofproto_trace(struct ofproto_dpif *, struct flow *, |
cf62fa4c | 353 | const struct dp_packet *packet, |
aee0979b BP |
354 | const struct ofpact[], size_t ofpacts_len, |
355 | struct ds *); | |
46c88433 | 356 | |
abe529af BP |
357 | /* Global variables. */ |
358 | static struct vlog_rate_limit rl = VLOG_RATE_LIMIT_INIT(1, 5); | |
acf60855 JP |
359 | |
360 | /* Initial mappings of port to bridge mappings. */ | |
361 | static struct shash init_ofp_ports = SHASH_INITIALIZER(&init_ofp_ports); | |
46c88433 | 362 | |
8d8ab6c2 JG |
363 | const struct tun_table * |
364 | ofproto_dpif_get_tun_tab(const struct ofproto_dpif *ofproto) | |
365 | { | |
366 | return ofproto_get_tun_tab(&ofproto->up); | |
367 | } | |
368 | ||
2c7ee524 JR |
369 | /* Initialize 'ofm' for a learn action. If the rule already existed, reference |
370 | * to that rule is taken, otherwise a new rule is created. 'ofm' keeps the | |
371 | * rule reference in both cases. */ | |
372 | enum ofperr | |
373 | ofproto_dpif_flow_mod_init_for_learn(struct ofproto_dpif *ofproto, | |
374 | const struct ofputil_flow_mod *fm, | |
375 | struct ofproto_flow_mod *ofm) | |
46c88433 | 376 | { |
2c7ee524 JR |
377 | /* This will not take the global 'ofproto_mutex'. */ |
378 | return ofproto_flow_mod_init_for_learn(&ofproto->up, fm, ofm); | |
46c88433 EJ |
379 | } |
380 | ||
a2b53dec BP |
381 | /* Appends 'am' to the queue of asynchronous messages to be sent to the |
382 | * controller. Takes ownership of 'am' and any data it points to. */ | |
46c88433 | 383 | void |
a2b53dec BP |
384 | ofproto_dpif_send_async_msg(struct ofproto_dpif *ofproto, |
385 | struct ofproto_async_msg *am) | |
46c88433 | 386 | { |
a2b53dec | 387 | if (!guarded_list_push_back(&ofproto->ams, &am->list_node, 1024)) { |
ada3a58d | 388 | COVERAGE_INC(packet_in_overflow); |
a2b53dec | 389 | ofproto_async_msg_free(am); |
ada3a58d | 390 | } |
cfc50ae5 AW |
391 | |
392 | /* Wakes up main thread for packet-in I/O. */ | |
a2b53dec | 393 | seq_change(ofproto->ams_seq); |
46c88433 | 394 | } |
abe529af BP |
395 | \f |
396 | /* Factory functions. */ | |
397 | ||
b0408fca | 398 | static void |
acf60855 | 399 | init(const struct shash *iface_hints) |
b0408fca | 400 | { |
acf60855 JP |
401 | struct shash_node *node; |
402 | ||
403 | /* Make a local copy, since we don't own 'iface_hints' elements. */ | |
404 | SHASH_FOR_EACH(node, iface_hints) { | |
405 | const struct iface_hint *orig_hint = node->data; | |
406 | struct iface_hint *new_hint = xmalloc(sizeof *new_hint); | |
407 | ||
408 | new_hint->br_name = xstrdup(orig_hint->br_name); | |
409 | new_hint->br_type = xstrdup(orig_hint->br_type); | |
410 | new_hint->ofp_port = orig_hint->ofp_port; | |
411 | ||
412 | shash_add(&init_ofp_ports, node->name, new_hint); | |
413 | } | |
0fc1f5c0 HH |
414 | |
415 | ofproto_unixctl_init(); | |
416 | udpif_init(); | |
b0408fca JP |
417 | } |
418 | ||
abe529af BP |
419 | static void |
420 | enumerate_types(struct sset *types) | |
421 | { | |
422 | dp_enumerate_types(types); | |
423 | } | |
424 | ||
425 | static int | |
426 | enumerate_names(const char *type, struct sset *names) | |
427 | { | |
acf60855 JP |
428 | struct ofproto_dpif *ofproto; |
429 | ||
430 | sset_clear(names); | |
431 | HMAP_FOR_EACH (ofproto, all_ofproto_dpifs_node, &all_ofproto_dpifs) { | |
432 | if (strcmp(type, ofproto->up.type)) { | |
433 | continue; | |
434 | } | |
435 | sset_add(names, ofproto->up.name); | |
436 | } | |
437 | ||
438 | return 0; | |
abe529af BP |
439 | } |
440 | ||
441 | static int | |
442 | del(const char *type, const char *name) | |
443 | { | |
444 | struct dpif *dpif; | |
445 | int error; | |
446 | ||
447 | error = dpif_open(name, type, &dpif); | |
448 | if (!error) { | |
449 | error = dpif_delete(dpif); | |
450 | dpif_close(dpif); | |
451 | } | |
452 | return error; | |
453 | } | |
454 | \f | |
0aeaabc8 JP |
455 | static const char * |
456 | port_open_type(const char *datapath_type, const char *port_type) | |
457 | { | |
458 | return dpif_port_open_type(datapath_type, port_type); | |
459 | } | |
460 | ||
acf60855 JP |
461 | /* Type functions. */ |
462 | ||
36beb9be BP |
463 | static void process_dpif_port_changes(struct dpif_backer *); |
464 | static void process_dpif_all_ports_changed(struct dpif_backer *); | |
465 | static void process_dpif_port_change(struct dpif_backer *, | |
466 | const char *devname); | |
467 | static void process_dpif_port_error(struct dpif_backer *, int error); | |
468 | ||
476cb42a BP |
469 | static struct ofproto_dpif * |
470 | lookup_ofproto_dpif_by_port_name(const char *name) | |
471 | { | |
472 | struct ofproto_dpif *ofproto; | |
473 | ||
474 | HMAP_FOR_EACH (ofproto, all_ofproto_dpifs_node, &all_ofproto_dpifs) { | |
475 | if (sset_contains(&ofproto->ports, name)) { | |
476 | return ofproto; | |
477 | } | |
478 | } | |
479 | ||
480 | return NULL; | |
481 | } | |
482 | ||
d997f23f ZK |
483 | bool |
484 | ofproto_dpif_backer_enabled(struct dpif_backer* backer) | |
485 | { | |
486 | return backer->recv_set_enable; | |
487 | } | |
488 | ||
acf60855 JP |
489 | static int |
490 | type_run(const char *type) | |
491 | { | |
492 | struct dpif_backer *backer; | |
acf60855 JP |
493 | |
494 | backer = shash_find_data(&all_dpif_backers, type); | |
495 | if (!backer) { | |
496 | /* This is not necessarily a problem, since backers are only | |
497 | * created on demand. */ | |
498 | return 0; | |
499 | } | |
500 | ||
c9aa1086 DDP |
501 | /* This must be called before dpif_run() */ |
502 | dpif_poll_threads_set(backer->dpif, pmd_cpu_mask); | |
a36de779 PS |
503 | |
504 | if (dpif_run(backer->dpif)) { | |
505 | backer->need_revalidate = REV_RECONFIGURE; | |
506 | } | |
507 | ||
27f57736 | 508 | udpif_run(backer->udpif); |
acf60855 | 509 | |
40358701 GS |
510 | /* If vswitchd started with other_config:flow_restore_wait set as "true", |
511 | * and the configuration has now changed to "false", enable receiving | |
512 | * packets from the datapath. */ | |
513 | if (!backer->recv_set_enable && !ofproto_get_flow_restore_wait()) { | |
36beb9be BP |
514 | int error; |
515 | ||
40358701 GS |
516 | backer->recv_set_enable = true; |
517 | ||
518 | error = dpif_recv_set(backer->dpif, backer->recv_set_enable); | |
519 | if (error) { | |
520 | VLOG_ERR("Failed to enable receiving packets in dpif."); | |
521 | return error; | |
522 | } | |
523 | dpif_flow_flush(backer->dpif); | |
524 | backer->need_revalidate = REV_RECONFIGURE; | |
525 | } | |
526 | ||
6567010f | 527 | if (backer->recv_set_enable) { |
e79a6c83 | 528 | udpif_set_threads(backer->udpif, n_handlers, n_revalidators); |
448a4b2f AW |
529 | } |
530 | ||
a1616063 | 531 | if (backer->need_revalidate) { |
2cc3c58e | 532 | struct ofproto_dpif *ofproto; |
a614d823 KM |
533 | struct simap_node *node; |
534 | struct simap tmp_backers; | |
535 | ||
536 | /* Handle tunnel garbage collection. */ | |
537 | simap_init(&tmp_backers); | |
538 | simap_swap(&backer->tnl_backers, &tmp_backers); | |
539 | ||
540 | HMAP_FOR_EACH (ofproto, all_ofproto_dpifs_node, &all_ofproto_dpifs) { | |
541 | struct ofport_dpif *iter; | |
542 | ||
543 | if (backer != ofproto->backer) { | |
544 | continue; | |
545 | } | |
546 | ||
547 | HMAP_FOR_EACH (iter, up.hmap_node, &ofproto->up.ports) { | |
3aa30359 | 548 | char namebuf[NETDEV_VPORT_NAME_BUFSIZE]; |
a614d823 KM |
549 | const char *dp_port; |
550 | ||
42943cde | 551 | if (!iter->is_tunnel) { |
a614d823 KM |
552 | continue; |
553 | } | |
554 | ||
3aa30359 BP |
555 | dp_port = netdev_vport_get_dpif_port(iter->up.netdev, |
556 | namebuf, sizeof namebuf); | |
a614d823 KM |
557 | node = simap_find(&tmp_backers, dp_port); |
558 | if (node) { | |
559 | simap_put(&backer->tnl_backers, dp_port, node->data); | |
560 | simap_delete(&tmp_backers, node); | |
561 | node = simap_find(&backer->tnl_backers, dp_port); | |
562 | } else { | |
563 | node = simap_find(&backer->tnl_backers, dp_port); | |
564 | if (!node) { | |
4e022ec0 | 565 | odp_port_t odp_port = ODPP_NONE; |
a614d823 KM |
566 | |
567 | if (!dpif_port_add(backer->dpif, iter->up.netdev, | |
568 | &odp_port)) { | |
4e022ec0 AW |
569 | simap_put(&backer->tnl_backers, dp_port, |
570 | odp_to_u32(odp_port)); | |
a614d823 KM |
571 | node = simap_find(&backer->tnl_backers, dp_port); |
572 | } | |
573 | } | |
574 | } | |
575 | ||
4e022ec0 | 576 | iter->odp_port = node ? u32_to_odp(node->data) : ODPP_NONE; |
42943cde | 577 | if (tnl_port_reconfigure(iter, iter->up.netdev, |
a36de779 PS |
578 | iter->odp_port, |
579 | ovs_native_tunneling_is_on(ofproto), dp_port)) { | |
a614d823 KM |
580 | backer->need_revalidate = REV_RECONFIGURE; |
581 | } | |
582 | } | |
583 | } | |
584 | ||
585 | SIMAP_FOR_EACH (node, &tmp_backers) { | |
4e022ec0 | 586 | dpif_port_del(backer->dpif, u32_to_odp(node->data)); |
a614d823 KM |
587 | } |
588 | simap_destroy(&tmp_backers); | |
2cc3c58e EJ |
589 | |
590 | switch (backer->need_revalidate) { | |
1373ee25 FL |
591 | case REV_RECONFIGURE: COVERAGE_INC(rev_reconfigure); break; |
592 | case REV_STP: COVERAGE_INC(rev_stp); break; | |
9efd308e | 593 | case REV_RSTP: COVERAGE_INC(rev_rstp); break; |
1373ee25 FL |
594 | case REV_BOND: COVERAGE_INC(rev_bond); break; |
595 | case REV_PORT_TOGGLED: COVERAGE_INC(rev_port_toggled); break; | |
596 | case REV_FLOW_TABLE: COVERAGE_INC(rev_flow_table); break; | |
597 | case REV_MAC_LEARNING: COVERAGE_INC(rev_mac_learning); break; | |
6d95c4e8 | 598 | case REV_MCAST_SNOOPING: COVERAGE_INC(rev_mcast_snooping); break; |
2cc3c58e | 599 | } |
f728af2e BP |
600 | backer->need_revalidate = 0; |
601 | ||
2cc3c58e | 602 | HMAP_FOR_EACH (ofproto, all_ofproto_dpifs_node, &all_ofproto_dpifs) { |
a1616063 | 603 | struct ofport_dpif *ofport; |
a1616063 | 604 | struct ofbundle *bundle; |
2cc3c58e EJ |
605 | |
606 | if (ofproto->backer != backer) { | |
607 | continue; | |
608 | } | |
609 | ||
84f0f298 | 610 | xlate_txn_start(); |
89a8a7f0 | 611 | xlate_ofproto_set(ofproto, ofproto->up.name, |
34dd0d78 | 612 | ofproto->backer->dpif, ofproto->ml, |
9efd308e DV |
613 | ofproto->stp, ofproto->rstp, ofproto->ms, |
614 | ofproto->mbridge, ofproto->sflow, ofproto->ipfix, | |
2f47cdf4 | 615 | ofproto->netflow, |
a1616063 | 616 | ofproto->up.forward_bpdu, |
4b97b70d | 617 | connmgr_has_in_band(ofproto->up.connmgr), |
b440dd8c | 618 | &ofproto->backer->support); |
46c88433 | 619 | |
a1616063 EJ |
620 | HMAP_FOR_EACH (bundle, hmap_node, &ofproto->bundles) { |
621 | xlate_bundle_set(ofproto, bundle, bundle->name, | |
622 | bundle->vlan_mode, bundle->vlan, | |
623 | bundle->trunks, bundle->use_priority_tags, | |
624 | bundle->bond, bundle->lacp, | |
c005f976 | 625 | bundle->floodable, bundle->protected); |
a1616063 EJ |
626 | } |
627 | ||
628 | HMAP_FOR_EACH (ofport, up.hmap_node, &ofproto->up.ports) { | |
9d189a50 EJ |
629 | int stp_port = ofport->stp_port |
630 | ? stp_port_no(ofport->stp_port) | |
92cf817b | 631 | : -1; |
a1616063 EJ |
632 | xlate_ofport_set(ofproto, ofport->bundle, ofport, |
633 | ofport->up.ofp_port, ofport->odp_port, | |
0477baa9 DF |
634 | ofport->up.netdev, ofport->cfm, ofport->bfd, |
635 | ofport->lldp, ofport->peer, stp_port, | |
f025bcb7 JR |
636 | ofport->rstp_port, ofport->qdscp, |
637 | ofport->n_qdscp, ofport->up.pp.config, | |
638 | ofport->up.pp.state, ofport->is_tunnel, | |
639 | ofport->may_enable); | |
46c88433 | 640 | } |
84f0f298 | 641 | xlate_txn_commit(); |
2cc3c58e | 642 | } |
e1ec7dd4 EJ |
643 | |
644 | udpif_revalidate(backer->udpif); | |
2cc3c58e EJ |
645 | } |
646 | ||
36beb9be | 647 | process_dpif_port_changes(backer); |
acf60855 JP |
648 | |
649 | return 0; | |
650 | } | |
651 | ||
36beb9be BP |
652 | /* Check for and handle port changes in 'backer''s dpif. */ |
653 | static void | |
654 | process_dpif_port_changes(struct dpif_backer *backer) | |
655 | { | |
656 | for (;;) { | |
657 | char *devname; | |
658 | int error; | |
659 | ||
660 | error = dpif_port_poll(backer->dpif, &devname); | |
661 | switch (error) { | |
662 | case EAGAIN: | |
663 | return; | |
664 | ||
665 | case ENOBUFS: | |
666 | process_dpif_all_ports_changed(backer); | |
667 | break; | |
668 | ||
669 | case 0: | |
670 | process_dpif_port_change(backer, devname); | |
671 | free(devname); | |
672 | break; | |
673 | ||
674 | default: | |
675 | process_dpif_port_error(backer, error); | |
676 | break; | |
677 | } | |
678 | } | |
679 | } | |
680 | ||
681 | static void | |
682 | process_dpif_all_ports_changed(struct dpif_backer *backer) | |
683 | { | |
684 | struct ofproto_dpif *ofproto; | |
685 | struct dpif_port dpif_port; | |
686 | struct dpif_port_dump dump; | |
687 | struct sset devnames; | |
688 | const char *devname; | |
689 | ||
690 | sset_init(&devnames); | |
691 | HMAP_FOR_EACH (ofproto, all_ofproto_dpifs_node, &all_ofproto_dpifs) { | |
692 | if (ofproto->backer == backer) { | |
693 | struct ofport *ofport; | |
694 | ||
695 | HMAP_FOR_EACH (ofport, hmap_node, &ofproto->up.ports) { | |
696 | sset_add(&devnames, netdev_get_name(ofport->netdev)); | |
697 | } | |
698 | } | |
699 | } | |
700 | DPIF_PORT_FOR_EACH (&dpif_port, &dump, backer->dpif) { | |
701 | sset_add(&devnames, dpif_port.name); | |
702 | } | |
703 | ||
704 | SSET_FOR_EACH (devname, &devnames) { | |
705 | process_dpif_port_change(backer, devname); | |
706 | } | |
707 | sset_destroy(&devnames); | |
708 | } | |
709 | ||
710 | static void | |
711 | process_dpif_port_change(struct dpif_backer *backer, const char *devname) | |
712 | { | |
713 | struct ofproto_dpif *ofproto; | |
714 | struct dpif_port port; | |
715 | ||
716 | /* Don't report on the datapath's device. */ | |
717 | if (!strcmp(devname, dpif_base_name(backer->dpif))) { | |
718 | return; | |
719 | } | |
720 | ||
721 | HMAP_FOR_EACH (ofproto, all_ofproto_dpifs_node, | |
722 | &all_ofproto_dpifs) { | |
723 | if (simap_contains(&ofproto->backer->tnl_backers, devname)) { | |
724 | return; | |
725 | } | |
726 | } | |
727 | ||
728 | ofproto = lookup_ofproto_dpif_by_port_name(devname); | |
729 | if (dpif_port_query_by_name(backer->dpif, devname, &port)) { | |
730 | /* The port was removed. If we know the datapath, | |
731 | * report it through poll_set(). If we don't, it may be | |
732 | * notifying us of a removal we initiated, so ignore it. | |
733 | * If there's a pending ENOBUFS, let it stand, since | |
734 | * everything will be reevaluated. */ | |
735 | if (ofproto && ofproto->port_poll_errno != ENOBUFS) { | |
736 | sset_add(&ofproto->port_poll_set, devname); | |
737 | ofproto->port_poll_errno = 0; | |
738 | } | |
739 | } else if (!ofproto) { | |
740 | /* The port was added, but we don't know with which | |
741 | * ofproto we should associate it. Delete it. */ | |
742 | dpif_port_del(backer->dpif, port.port_no); | |
74cc3969 BP |
743 | } else { |
744 | struct ofport_dpif *ofport; | |
745 | ||
746 | ofport = ofport_dpif_cast(shash_find_data( | |
747 | &ofproto->up.port_by_name, devname)); | |
748 | if (ofport | |
749 | && ofport->odp_port != port.port_no | |
750 | && !odp_port_to_ofport(backer, port.port_no)) | |
751 | { | |
752 | /* 'ofport''s datapath port number has changed from | |
753 | * 'ofport->odp_port' to 'port.port_no'. Update our internal data | |
754 | * structures to match. */ | |
8449c4d6 | 755 | ovs_rwlock_wrlock(&backer->odp_to_ofport_lock); |
74cc3969 BP |
756 | hmap_remove(&backer->odp_to_ofport_map, &ofport->odp_port_node); |
757 | ofport->odp_port = port.port_no; | |
758 | hmap_insert(&backer->odp_to_ofport_map, &ofport->odp_port_node, | |
759 | hash_odp_port(port.port_no)); | |
8449c4d6 | 760 | ovs_rwlock_unlock(&backer->odp_to_ofport_lock); |
74cc3969 BP |
761 | backer->need_revalidate = REV_RECONFIGURE; |
762 | } | |
36beb9be BP |
763 | } |
764 | dpif_port_destroy(&port); | |
765 | } | |
766 | ||
767 | /* Propagate 'error' to all ofprotos based on 'backer'. */ | |
768 | static void | |
769 | process_dpif_port_error(struct dpif_backer *backer, int error) | |
770 | { | |
771 | struct ofproto_dpif *ofproto; | |
772 | ||
773 | HMAP_FOR_EACH (ofproto, all_ofproto_dpifs_node, &all_ofproto_dpifs) { | |
774 | if (ofproto->backer == backer) { | |
775 | sset_clear(&ofproto->port_poll_set); | |
776 | ofproto->port_poll_errno = error; | |
777 | } | |
778 | } | |
779 | } | |
780 | ||
acf60855 JP |
781 | static void |
782 | type_wait(const char *type) | |
783 | { | |
784 | struct dpif_backer *backer; | |
785 | ||
786 | backer = shash_find_data(&all_dpif_backers, type); | |
787 | if (!backer) { | |
788 | /* This is not necessarily a problem, since backers are only | |
789 | * created on demand. */ | |
790 | return; | |
791 | } | |
792 | ||
c0365fc8 | 793 | dpif_wait(backer->dpif); |
acf60855 JP |
794 | } |
795 | \f | |
abe529af BP |
796 | /* Basic life-cycle. */ |
797 | ||
c57b2226 BP |
798 | static int add_internal_flows(struct ofproto_dpif *); |
799 | ||
abe529af BP |
800 | static struct ofproto * |
801 | alloc(void) | |
802 | { | |
3da29e32 | 803 | struct ofproto_dpif *ofproto = xzalloc(sizeof *ofproto); |
abe529af BP |
804 | return &ofproto->up; |
805 | } | |
806 | ||
807 | static void | |
808 | dealloc(struct ofproto *ofproto_) | |
809 | { | |
810 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
811 | free(ofproto); | |
812 | } | |
813 | ||
acf60855 JP |
814 | static void |
815 | close_dpif_backer(struct dpif_backer *backer) | |
816 | { | |
cb22974d | 817 | ovs_assert(backer->refcount > 0); |
acf60855 JP |
818 | |
819 | if (--backer->refcount) { | |
820 | return; | |
821 | } | |
822 | ||
b395cf1f BP |
823 | udpif_destroy(backer->udpif); |
824 | ||
7d82ab2e | 825 | simap_destroy(&backer->tnl_backers); |
8449c4d6 | 826 | ovs_rwlock_destroy(&backer->odp_to_ofport_lock); |
acf60855 | 827 | hmap_destroy(&backer->odp_to_ofport_map); |
4f7cc3c7 | 828 | shash_find_and_delete(&all_dpif_backers, backer->type); |
acf60855 | 829 | free(backer->type); |
b5cbbcf6 | 830 | free(backer->dp_version_string); |
acf60855 | 831 | dpif_close(backer->dpif); |
acf60855 JP |
832 | free(backer); |
833 | } | |
834 | ||
835 | /* Datapath port slated for removal from datapath. */ | |
836 | struct odp_garbage { | |
ca6ba700 | 837 | struct ovs_list list_node; |
4e022ec0 | 838 | odp_port_t odp_port; |
acf60855 JP |
839 | }; |
840 | ||
4b97b70d | 841 | static bool check_variable_length_userdata(struct dpif_backer *backer); |
b440dd8c | 842 | static void check_support(struct dpif_backer *backer); |
4b97b70d | 843 | |
acf60855 JP |
844 | static int |
845 | open_dpif_backer(const char *type, struct dpif_backer **backerp) | |
846 | { | |
847 | struct dpif_backer *backer; | |
848 | struct dpif_port_dump port_dump; | |
849 | struct dpif_port port; | |
850 | struct shash_node *node; | |
ca6ba700 | 851 | struct ovs_list garbage_list; |
5f03c983 | 852 | struct odp_garbage *garbage; |
f5374617 | 853 | |
acf60855 JP |
854 | struct sset names; |
855 | char *backer_name; | |
856 | const char *name; | |
857 | int error; | |
858 | ||
859 | backer = shash_find_data(&all_dpif_backers, type); | |
860 | if (backer) { | |
861 | backer->refcount++; | |
862 | *backerp = backer; | |
863 | return 0; | |
864 | } | |
865 | ||
866 | backer_name = xasprintf("ovs-%s", type); | |
867 | ||
868 | /* Remove any existing datapaths, since we assume we're the only | |
869 | * userspace controlling the datapath. */ | |
870 | sset_init(&names); | |
871 | dp_enumerate_names(type, &names); | |
872 | SSET_FOR_EACH(name, &names) { | |
873 | struct dpif *old_dpif; | |
874 | ||
875 | /* Don't remove our backer if it exists. */ | |
876 | if (!strcmp(name, backer_name)) { | |
877 | continue; | |
878 | } | |
879 | ||
880 | if (dpif_open(name, type, &old_dpif)) { | |
881 | VLOG_WARN("couldn't open old datapath %s to remove it", name); | |
882 | } else { | |
883 | dpif_delete(old_dpif); | |
884 | dpif_close(old_dpif); | |
885 | } | |
886 | } | |
887 | sset_destroy(&names); | |
888 | ||
889 | backer = xmalloc(sizeof *backer); | |
890 | ||
891 | error = dpif_create_and_open(backer_name, type, &backer->dpif); | |
892 | free(backer_name); | |
893 | if (error) { | |
894 | VLOG_ERR("failed to open datapath of type %s: %s", type, | |
10a89ef0 | 895 | ovs_strerror(error)); |
4c1b1289 | 896 | free(backer); |
acf60855 JP |
897 | return error; |
898 | } | |
e1ec7dd4 | 899 | backer->udpif = udpif_create(backer, backer->dpif); |
acf60855 JP |
900 | |
901 | backer->type = xstrdup(type); | |
902 | backer->refcount = 1; | |
903 | hmap_init(&backer->odp_to_ofport_map); | |
8449c4d6 | 904 | ovs_rwlock_init(&backer->odp_to_ofport_lock); |
2cc3c58e | 905 | backer->need_revalidate = 0; |
7d82ab2e | 906 | simap_init(&backer->tnl_backers); |
40358701 | 907 | backer->recv_set_enable = !ofproto_get_flow_restore_wait(); |
acf60855 JP |
908 | *backerp = backer; |
909 | ||
40358701 GS |
910 | if (backer->recv_set_enable) { |
911 | dpif_flow_flush(backer->dpif); | |
912 | } | |
acf60855 JP |
913 | |
914 | /* Loop through the ports already on the datapath and remove any | |
915 | * that we don't need anymore. */ | |
417e7e66 | 916 | ovs_list_init(&garbage_list); |
acf60855 JP |
917 | dpif_port_dump_start(&port_dump, backer->dpif); |
918 | while (dpif_port_dump_next(&port_dump, &port)) { | |
919 | node = shash_find(&init_ofp_ports, port.name); | |
920 | if (!node && strcmp(port.name, dpif_base_name(backer->dpif))) { | |
921 | garbage = xmalloc(sizeof *garbage); | |
922 | garbage->odp_port = port.port_no; | |
417e7e66 | 923 | ovs_list_push_front(&garbage_list, &garbage->list_node); |
acf60855 JP |
924 | } |
925 | } | |
926 | dpif_port_dump_done(&port_dump); | |
927 | ||
5f03c983 | 928 | LIST_FOR_EACH_POP (garbage, list_node, &garbage_list) { |
acf60855 | 929 | dpif_port_del(backer->dpif, garbage->odp_port); |
acf60855 JP |
930 | free(garbage); |
931 | } | |
932 | ||
933 | shash_add(&all_dpif_backers, type, backer); | |
934 | ||
b440dd8c | 935 | check_support(backer); |
a36de779 PS |
936 | atomic_count_init(&backer->tnl_count, 0); |
937 | ||
40358701 | 938 | error = dpif_recv_set(backer->dpif, backer->recv_set_enable); |
acf60855 JP |
939 | if (error) { |
940 | VLOG_ERR("failed to listen on datapath of type %s: %s", | |
10a89ef0 | 941 | type, ovs_strerror(error)); |
acf60855 JP |
942 | close_dpif_backer(backer); |
943 | return error; | |
944 | } | |
6567010f EJ |
945 | |
946 | if (backer->recv_set_enable) { | |
e79a6c83 | 947 | udpif_set_threads(backer->udpif, n_handlers, n_revalidators); |
6567010f | 948 | } |
acf60855 | 949 | |
48931b58 JR |
950 | /* This check fails if performed before udpif threads have been set, |
951 | * as the kernel module checks that the 'pid' in userspace action | |
952 | * is non-zero. */ | |
b440dd8c JS |
953 | backer->support.variable_length_userdata |
954 | = check_variable_length_userdata(backer); | |
b5cbbcf6 | 955 | backer->dp_version_string = dpif_get_dp_version(backer->dpif); |
48931b58 | 956 | |
acf60855 JP |
957 | return error; |
958 | } | |
959 | ||
a36de779 PS |
960 | bool |
961 | ovs_native_tunneling_is_on(struct ofproto_dpif *ofproto) | |
962 | { | |
b440dd8c | 963 | return ofproto_use_tnl_push_pop && ofproto->backer->support.tnl_push_pop && |
a36de779 PS |
964 | atomic_count_get(&ofproto->backer->tnl_count); |
965 | } | |
966 | ||
9b2cb971 SH |
967 | /* Tests whether 'backer''s datapath supports recirculation. Only newer |
968 | * datapaths support OVS_KEY_ATTR_RECIRC_ID in keys. We need to disable some | |
969 | * features on older datapaths that don't support this feature. | |
adcf00ba AZ |
970 | * |
971 | * Returns false if 'backer' definitely does not support recirculation, true if | |
972 | * it seems to support recirculation or if at least the error we get is | |
973 | * ambiguous. */ | |
974 | static bool | |
975 | check_recirc(struct dpif_backer *backer) | |
976 | { | |
977 | struct flow flow; | |
978 | struct odputil_keybuf keybuf; | |
979 | struct ofpbuf key; | |
2c85851f | 980 | bool enable_recirc; |
5262eea1 JG |
981 | struct odp_flow_key_parms odp_parms = { |
982 | .flow = &flow, | |
2494ccd7 JS |
983 | .support = { |
984 | .recirc = true, | |
985 | }, | |
5262eea1 | 986 | }; |
adcf00ba AZ |
987 | |
988 | memset(&flow, 0, sizeof flow); | |
989 | flow.recirc_id = 1; | |
990 | flow.dp_hash = 1; | |
991 | ||
992 | ofpbuf_use_stack(&key, &keybuf, sizeof keybuf); | |
5262eea1 | 993 | odp_flow_key_from_flow(&odp_parms, &key); |
2c85851f JS |
994 | enable_recirc = dpif_probe_feature(backer->dpif, "recirculation", &key, |
995 | NULL); | |
adcf00ba | 996 | |
adcf00ba AZ |
997 | if (enable_recirc) { |
998 | VLOG_INFO("%s: Datapath supports recirculation", | |
999 | dpif_name(backer->dpif)); | |
1000 | } else { | |
1001 | VLOG_INFO("%s: Datapath does not support recirculation", | |
1002 | dpif_name(backer->dpif)); | |
1003 | } | |
1004 | ||
1005 | return enable_recirc; | |
1006 | } | |
1007 | ||
7915c9d6 | 1008 | /* Tests whether 'dpif' supports unique flow ids. We can skip serializing |
8e1ffd75 JS |
1009 | * some flow attributes for datapaths that support this feature. |
1010 | * | |
1011 | * Returns true if 'dpif' supports UFID for flow operations. | |
1012 | * Returns false if 'dpif' does not support UFID. */ | |
1013 | static bool | |
1014 | check_ufid(struct dpif_backer *backer) | |
1015 | { | |
1016 | struct flow flow; | |
1017 | struct odputil_keybuf keybuf; | |
1018 | struct ofpbuf key; | |
1019 | ovs_u128 ufid; | |
1020 | bool enable_ufid; | |
5262eea1 JG |
1021 | struct odp_flow_key_parms odp_parms = { |
1022 | .flow = &flow, | |
1023 | }; | |
8e1ffd75 JS |
1024 | |
1025 | memset(&flow, 0, sizeof flow); | |
1026 | flow.dl_type = htons(0x1234); | |
1027 | ||
1028 | ofpbuf_use_stack(&key, &keybuf, sizeof keybuf); | |
5262eea1 | 1029 | odp_flow_key_from_flow(&odp_parms, &key); |
6fd6ed71 | 1030 | dpif_flow_hash(backer->dpif, key.data, key.size, &ufid); |
8e1ffd75 JS |
1031 | |
1032 | enable_ufid = dpif_probe_feature(backer->dpif, "UFID", &key, &ufid); | |
1033 | ||
1034 | if (enable_ufid) { | |
7915c9d6 | 1035 | VLOG_INFO("%s: Datapath supports unique flow ids", |
8e1ffd75 JS |
1036 | dpif_name(backer->dpif)); |
1037 | } else { | |
7915c9d6 | 1038 | VLOG_INFO("%s: Datapath does not support unique flow ids", |
8e1ffd75 JS |
1039 | dpif_name(backer->dpif)); |
1040 | } | |
1041 | return enable_ufid; | |
1042 | } | |
1043 | ||
4b97b70d BP |
1044 | /* Tests whether 'backer''s datapath supports variable-length |
1045 | * OVS_USERSPACE_ATTR_USERDATA in OVS_ACTION_ATTR_USERSPACE actions. We need | |
1046 | * to disable some features on older datapaths that don't support this | |
1047 | * feature. | |
1048 | * | |
1049 | * Returns false if 'backer' definitely does not support variable-length | |
1050 | * userdata, true if it seems to support them or if at least the error we get | |
1051 | * is ambiguous. */ | |
1052 | static bool | |
1053 | check_variable_length_userdata(struct dpif_backer *backer) | |
1054 | { | |
1055 | struct eth_header *eth; | |
1056 | struct ofpbuf actions; | |
758c456d | 1057 | struct dpif_execute execute; |
cf62fa4c | 1058 | struct dp_packet packet; |
1cceb31b | 1059 | struct flow flow; |
4b97b70d BP |
1060 | size_t start; |
1061 | int error; | |
1062 | ||
1063 | /* Compose a userspace action that will cause an ERANGE error on older | |
1064 | * datapaths that don't support variable-length userdata. | |
1065 | * | |
1066 | * We really test for using userdata longer than 8 bytes, but older | |
1067 | * datapaths accepted these, silently truncating the userdata to 8 bytes. | |
1068 | * The same older datapaths rejected userdata shorter than 8 bytes, so we | |
1069 | * test for that instead as a proxy for longer userdata support. */ | |
1070 | ofpbuf_init(&actions, 64); | |
1071 | start = nl_msg_start_nested(&actions, OVS_ACTION_ATTR_USERSPACE); | |
1072 | nl_msg_put_u32(&actions, OVS_USERSPACE_ATTR_PID, | |
1954e6bb | 1073 | dpif_port_get_pid(backer->dpif, ODPP_NONE, 0)); |
4b97b70d BP |
1074 | nl_msg_put_unspec_zero(&actions, OVS_USERSPACE_ATTR_USERDATA, 4); |
1075 | nl_msg_end_nested(&actions, start); | |
1076 | ||
758c456d | 1077 | /* Compose a dummy ethernet packet. */ |
cf62fa4c PS |
1078 | dp_packet_init(&packet, ETH_HEADER_LEN); |
1079 | eth = dp_packet_put_zeros(&packet, ETH_HEADER_LEN); | |
4b97b70d BP |
1080 | eth->eth_type = htons(0x1234); |
1081 | ||
1cceb31b DDP |
1082 | flow_extract(&packet, &flow); |
1083 | ||
758c456d | 1084 | /* Execute the actions. On older datapaths this fails with ERANGE, on |
4b97b70d | 1085 | * newer datapaths it succeeds. */ |
6fd6ed71 PS |
1086 | execute.actions = actions.data; |
1087 | execute.actions_len = actions.size; | |
758c456d | 1088 | execute.packet = &packet; |
1cceb31b | 1089 | execute.flow = &flow; |
758c456d | 1090 | execute.needs_help = false; |
43f9ac0a | 1091 | execute.probe = true; |
27130224 | 1092 | execute.mtu = 0; |
758c456d JR |
1093 | |
1094 | error = dpif_execute(backer->dpif, &execute); | |
4b97b70d | 1095 | |
cf62fa4c | 1096 | dp_packet_uninit(&packet); |
4b97b70d BP |
1097 | ofpbuf_uninit(&actions); |
1098 | ||
1099 | switch (error) { | |
1100 | case 0: | |
4b97b70d BP |
1101 | return true; |
1102 | ||
1103 | case ERANGE: | |
1104 | /* Variable-length userdata is not supported. */ | |
1105 | VLOG_WARN("%s: datapath does not support variable-length userdata " | |
1106 | "feature (needs Linux 3.10+ or kernel module from OVS " | |
1107 | "1..11+). The NXAST_SAMPLE action will be ignored.", | |
1108 | dpif_name(backer->dpif)); | |
1109 | return false; | |
1110 | ||
1111 | default: | |
1112 | /* Something odd happened. We're not sure whether variable-length | |
1113 | * userdata is supported. Default to "yes". */ | |
1114 | VLOG_WARN("%s: variable-length userdata feature probe failed (%s)", | |
1115 | dpif_name(backer->dpif), ovs_strerror(error)); | |
1116 | return true; | |
1117 | } | |
1118 | } | |
1119 | ||
8bfd0fda BP |
1120 | /* Tests the MPLS label stack depth supported by 'backer''s datapath. |
1121 | * | |
1122 | * Returns the number of elements in a struct flow's mpls_lse field | |
1123 | * if the datapath supports at least that many entries in an | |
1124 | * MPLS label stack. | |
1125 | * Otherwise returns the number of MPLS push actions supported by | |
1126 | * the datapath. */ | |
1127 | static size_t | |
1128 | check_max_mpls_depth(struct dpif_backer *backer) | |
1129 | { | |
1130 | struct flow flow; | |
1131 | int n; | |
1132 | ||
1133 | for (n = 0; n < FLOW_MAX_MPLS_LABELS; n++) { | |
1134 | struct odputil_keybuf keybuf; | |
1135 | struct ofpbuf key; | |
5262eea1 JG |
1136 | struct odp_flow_key_parms odp_parms = { |
1137 | .flow = &flow, | |
1138 | }; | |
8bfd0fda BP |
1139 | |
1140 | memset(&flow, 0, sizeof flow); | |
1141 | flow.dl_type = htons(ETH_TYPE_MPLS); | |
1142 | flow_set_mpls_bos(&flow, n, 1); | |
1143 | ||
1144 | ofpbuf_use_stack(&key, &keybuf, sizeof keybuf); | |
5262eea1 | 1145 | odp_flow_key_from_flow(&odp_parms, &key); |
2c85851f | 1146 | if (!dpif_probe_feature(backer->dpif, "MPLS", &key, NULL)) { |
8bfd0fda BP |
1147 | break; |
1148 | } | |
8bfd0fda BP |
1149 | } |
1150 | ||
1151 | VLOG_INFO("%s: MPLS label stack length probed as %d", | |
1152 | dpif_name(backer->dpif), n); | |
1153 | return n; | |
1154 | } | |
1155 | ||
53477c2c JR |
1156 | /* Tests whether 'backer''s datapath supports masked data in |
1157 | * OVS_ACTION_ATTR_SET actions. We need to disable some features on older | |
1158 | * datapaths that don't support this feature. */ | |
1159 | static bool | |
1160 | check_masked_set_action(struct dpif_backer *backer) | |
1161 | { | |
1162 | struct eth_header *eth; | |
1163 | struct ofpbuf actions; | |
1164 | struct dpif_execute execute; | |
cf62fa4c | 1165 | struct dp_packet packet; |
1cceb31b | 1166 | struct flow flow; |
53477c2c JR |
1167 | int error; |
1168 | struct ovs_key_ethernet key, mask; | |
1169 | ||
1170 | /* Compose a set action that will cause an EINVAL error on older | |
1171 | * datapaths that don't support masked set actions. | |
1172 | * Avoid using a full mask, as it could be translated to a non-masked | |
1173 | * set action instead. */ | |
1174 | ofpbuf_init(&actions, 64); | |
1175 | memset(&key, 0x53, sizeof key); | |
1176 | memset(&mask, 0x7f, sizeof mask); | |
1177 | commit_masked_set_action(&actions, OVS_KEY_ATTR_ETHERNET, &key, &mask, | |
1178 | sizeof key); | |
1179 | ||
1180 | /* Compose a dummy ethernet packet. */ | |
cf62fa4c PS |
1181 | dp_packet_init(&packet, ETH_HEADER_LEN); |
1182 | eth = dp_packet_put_zeros(&packet, ETH_HEADER_LEN); | |
53477c2c JR |
1183 | eth->eth_type = htons(0x1234); |
1184 | ||
1cceb31b DDP |
1185 | flow_extract(&packet, &flow); |
1186 | ||
53477c2c JR |
1187 | /* Execute the actions. On older datapaths this fails with EINVAL, on |
1188 | * newer datapaths it succeeds. */ | |
6fd6ed71 PS |
1189 | execute.actions = actions.data; |
1190 | execute.actions_len = actions.size; | |
53477c2c | 1191 | execute.packet = &packet; |
1cceb31b | 1192 | execute.flow = &flow; |
53477c2c | 1193 | execute.needs_help = false; |
43f9ac0a | 1194 | execute.probe = true; |
27130224 | 1195 | execute.mtu = 0; |
53477c2c JR |
1196 | |
1197 | error = dpif_execute(backer->dpif, &execute); | |
1198 | ||
cf62fa4c | 1199 | dp_packet_uninit(&packet); |
53477c2c JR |
1200 | ofpbuf_uninit(&actions); |
1201 | ||
1202 | if (error) { | |
1203 | /* Masked set action is not supported. */ | |
1204 | VLOG_INFO("%s: datapath does not support masked set action feature.", | |
1205 | dpif_name(backer->dpif)); | |
1206 | } | |
1207 | return !error; | |
1208 | } | |
1209 | ||
aaca4fe0 WT |
1210 | /* Tests whether 'backer''s datapath supports truncation of a packet in |
1211 | * OVS_ACTION_ATTR_TRUNC. We need to disable some features on older | |
1212 | * datapaths that don't support this feature. */ | |
1213 | static bool | |
1214 | check_trunc_action(struct dpif_backer *backer) | |
1215 | { | |
1216 | struct eth_header *eth; | |
1217 | struct ofpbuf actions; | |
1218 | struct dpif_execute execute; | |
1219 | struct dp_packet packet; | |
1220 | struct ovs_action_trunc *trunc; | |
1221 | struct flow flow; | |
1222 | int error; | |
1223 | ||
1224 | /* Compose an action with output(port:1, | |
1225 | * max_len:OVS_ACTION_OUTPUT_MIN + 1). | |
1226 | * This translates to one truncate action and one output action. */ | |
1227 | ofpbuf_init(&actions, 64); | |
1228 | trunc = nl_msg_put_unspec_uninit(&actions, | |
1229 | OVS_ACTION_ATTR_TRUNC, sizeof *trunc); | |
1230 | ||
1231 | trunc->max_len = ETH_HEADER_LEN + 1; | |
1232 | nl_msg_put_odp_port(&actions, OVS_ACTION_ATTR_OUTPUT, u32_to_odp(1)); | |
1233 | ||
1234 | /* Compose a dummy Ethernet packet. */ | |
1235 | dp_packet_init(&packet, ETH_HEADER_LEN); | |
1236 | eth = dp_packet_put_zeros(&packet, ETH_HEADER_LEN); | |
1237 | eth->eth_type = htons(0x1234); | |
1238 | ||
1239 | flow_extract(&packet, &flow); | |
1240 | ||
1241 | /* Execute the actions. On older datapaths this fails with EINVAL, on | |
1242 | * newer datapaths it succeeds. */ | |
1243 | execute.actions = actions.data; | |
1244 | execute.actions_len = actions.size; | |
1245 | execute.packet = &packet; | |
1246 | execute.flow = &flow; | |
1247 | execute.needs_help = false; | |
1248 | execute.probe = true; | |
1249 | execute.mtu = 0; | |
1250 | ||
1251 | error = dpif_execute(backer->dpif, &execute); | |
1252 | ||
1253 | dp_packet_uninit(&packet); | |
1254 | ofpbuf_uninit(&actions); | |
1255 | ||
1256 | if (error) { | |
1257 | VLOG_INFO("%s: Datapath does not support truncate action", | |
1258 | dpif_name(backer->dpif)); | |
1259 | } else { | |
1260 | VLOG_INFO("%s: Datapath supports truncate action", | |
1261 | dpif_name(backer->dpif)); | |
1262 | } | |
1263 | ||
1264 | return !error; | |
1265 | } | |
1266 | ||
7b27258c | 1267 | #define CHECK_FEATURE__(NAME, SUPPORT, FIELD, VALUE) \ |
07659514 JS |
1268 | static bool \ |
1269 | check_##NAME(struct dpif_backer *backer) \ | |
1270 | { \ | |
1271 | struct flow flow; \ | |
1272 | struct odputil_keybuf keybuf; \ | |
1273 | struct ofpbuf key; \ | |
1274 | bool enable; \ | |
1275 | struct odp_flow_key_parms odp_parms = { \ | |
1276 | .flow = &flow, \ | |
1277 | .support = { \ | |
7b27258c | 1278 | .SUPPORT = true, \ |
07659514 JS |
1279 | }, \ |
1280 | }; \ | |
1281 | \ | |
1282 | memset(&flow, 0, sizeof flow); \ | |
7b27258c | 1283 | flow.FIELD = VALUE; \ |
07659514 JS |
1284 | \ |
1285 | ofpbuf_use_stack(&key, &keybuf, sizeof keybuf); \ | |
1286 | odp_flow_key_from_flow(&odp_parms, &key); \ | |
1287 | enable = dpif_probe_feature(backer->dpif, #NAME, &key, NULL); \ | |
1288 | \ | |
1289 | if (enable) { \ | |
1290 | VLOG_INFO("%s: Datapath supports "#NAME, dpif_name(backer->dpif)); \ | |
1291 | } else { \ | |
1292 | VLOG_INFO("%s: Datapath does not support "#NAME, \ | |
1293 | dpif_name(backer->dpif)); \ | |
1294 | } \ | |
1295 | \ | |
1296 | return enable; \ | |
1297 | } | |
7b27258c | 1298 | #define CHECK_FEATURE(FIELD) CHECK_FEATURE__(FIELD, FIELD, FIELD, 1) |
07659514 JS |
1299 | |
1300 | CHECK_FEATURE(ct_state) | |
1301 | CHECK_FEATURE(ct_zone) | |
8e53fe8c | 1302 | CHECK_FEATURE(ct_mark) |
7b27258c DDP |
1303 | CHECK_FEATURE__(ct_label, ct_label, ct_label.u64.lo, 1) |
1304 | CHECK_FEATURE__(ct_state_nat, ct_state, ct_state, CS_TRACKED|CS_SRC_NAT) | |
07659514 JS |
1305 | |
1306 | #undef CHECK_FEATURE | |
1307 | #undef CHECK_FEATURE__ | |
1308 | ||
b440dd8c JS |
1309 | static void |
1310 | check_support(struct dpif_backer *backer) | |
1311 | { | |
1312 | /* This feature needs to be tested after udpif threads are set. */ | |
1313 | backer->support.variable_length_userdata = false; | |
1314 | ||
2494ccd7 JS |
1315 | backer->support.odp.recirc = check_recirc(backer); |
1316 | backer->support.odp.max_mpls_depth = check_max_mpls_depth(backer); | |
b440dd8c | 1317 | backer->support.masked_set_action = check_masked_set_action(backer); |
aaca4fe0 | 1318 | backer->support.trunc = check_trunc_action(backer); |
b440dd8c JS |
1319 | backer->support.ufid = check_ufid(backer); |
1320 | backer->support.tnl_push_pop = dpif_supports_tnl_push_pop(backer->dpif); | |
07659514 JS |
1321 | |
1322 | backer->support.odp.ct_state = check_ct_state(backer); | |
1323 | backer->support.odp.ct_zone = check_ct_zone(backer); | |
8e53fe8c | 1324 | backer->support.odp.ct_mark = check_ct_mark(backer); |
9daf2348 | 1325 | backer->support.odp.ct_label = check_ct_label(backer); |
7b27258c DDP |
1326 | |
1327 | backer->support.odp.ct_state_nat = check_ct_state_nat(backer); | |
b440dd8c JS |
1328 | } |
1329 | ||
abe529af | 1330 | static int |
0f5f95a9 | 1331 | construct(struct ofproto *ofproto_) |
abe529af BP |
1332 | { |
1333 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
acf60855 | 1334 | struct shash_node *node, *next; |
abe529af | 1335 | int error; |
abe529af | 1336 | |
4d9226a7 JR |
1337 | /* Tunnel module can get used right after the udpif threads are running. */ |
1338 | ofproto_tunnel_init(); | |
1339 | ||
acf60855 | 1340 | error = open_dpif_backer(ofproto->up.type, &ofproto->backer); |
abe529af | 1341 | if (error) { |
abe529af BP |
1342 | return error; |
1343 | } | |
1344 | ||
290835f9 | 1345 | uuid_generate(&ofproto->uuid); |
44e0c35d | 1346 | atomic_init(&ofproto->tables_version, OVS_VERSION_MIN); |
abe529af BP |
1347 | ofproto->netflow = NULL; |
1348 | ofproto->sflow = NULL; | |
29089a54 | 1349 | ofproto->ipfix = NULL; |
21f7563c | 1350 | ofproto->stp = NULL; |
9efd308e | 1351 | ofproto->rstp = NULL; |
e79a6c83 | 1352 | ofproto->dump_seq = 0; |
abe529af | 1353 | hmap_init(&ofproto->bundles); |
e764773c | 1354 | ofproto->ml = mac_learning_create(MAC_ENTRY_DEFAULT_IDLE_TIME); |
6d95c4e8 | 1355 | ofproto->ms = NULL; |
ec7ceaed | 1356 | ofproto->mbridge = mbridge_create(); |
abe529af | 1357 | ofproto->has_bonded_bundles = false; |
e2d13c43 | 1358 | ofproto->lacp_enabled = false; |
97ba2d36 | 1359 | ovs_mutex_init_adaptive(&ofproto->stats_mutex); |
abe529af | 1360 | |
a2b53dec | 1361 | guarded_list_init(&ofproto->ams); |
ada3a58d | 1362 | |
acf60855 | 1363 | sset_init(&ofproto->ports); |
0a740f48 | 1364 | sset_init(&ofproto->ghost_ports); |
acf60855 JP |
1365 | sset_init(&ofproto->port_poll_set); |
1366 | ofproto->port_poll_errno = 0; | |
f23d157c | 1367 | ofproto->change_seq = 0; |
a2b53dec BP |
1368 | ofproto->ams_seq = seq_create(); |
1369 | ofproto->ams_seqno = seq_read(ofproto->ams_seq); | |
cfc50ae5 | 1370 | |
acf60855 JP |
1371 | |
1372 | SHASH_FOR_EACH_SAFE (node, next, &init_ofp_ports) { | |
4f9e08a5 | 1373 | struct iface_hint *iface_hint = node->data; |
acf60855 JP |
1374 | |
1375 | if (!strcmp(iface_hint->br_name, ofproto->up.name)) { | |
1376 | /* Check if the datapath already has this port. */ | |
1377 | if (dpif_port_exists(ofproto->backer->dpif, node->name)) { | |
1378 | sset_add(&ofproto->ports, node->name); | |
1379 | } | |
1380 | ||
1381 | free(iface_hint->br_name); | |
1382 | free(iface_hint->br_type); | |
4f9e08a5 | 1383 | free(iface_hint); |
acf60855 JP |
1384 | shash_delete(&init_ofp_ports, node); |
1385 | } | |
1386 | } | |
e1b1d06a | 1387 | |
b44a10b7 BP |
1388 | hmap_insert(&all_ofproto_dpifs, &ofproto->all_ofproto_dpifs_node, |
1389 | hash_string(ofproto->up.name, 0)); | |
6527c598 | 1390 | memset(&ofproto->stats, 0, sizeof ofproto->stats); |
0f5f95a9 BP |
1391 | |
1392 | ofproto_init_tables(ofproto_, N_TABLES); | |
c57b2226 | 1393 | error = add_internal_flows(ofproto); |
adcf00ba | 1394 | |
c57b2226 BP |
1395 | ofproto->up.tables[TBL_INTERNAL].flags = OFTABLE_HIDDEN | OFTABLE_READONLY; |
1396 | ||
1397 | return error; | |
1398 | } | |
1399 | ||
1400 | static int | |
adcf00ba | 1401 | add_internal_miss_flow(struct ofproto_dpif *ofproto, int id, |
f25d0cf3 | 1402 | const struct ofpbuf *ofpacts, struct rule_dpif **rulep) |
c57b2226 | 1403 | { |
adcf00ba | 1404 | struct match match; |
c57b2226 | 1405 | int error; |
adcf00ba | 1406 | struct rule *rule; |
c57b2226 | 1407 | |
adcf00ba AZ |
1408 | match_init_catchall(&match); |
1409 | match_set_reg(&match, 0, id); | |
c57b2226 | 1410 | |
290ad78a SH |
1411 | error = ofproto_dpif_add_internal_flow(ofproto, &match, 0, 0, ofpacts, |
1412 | &rule); | |
adcf00ba | 1413 | *rulep = error ? NULL : rule_dpif_cast(rule); |
0f5f95a9 | 1414 | |
adcf00ba | 1415 | return error; |
abe529af BP |
1416 | } |
1417 | ||
c57b2226 BP |
1418 | static int |
1419 | add_internal_flows(struct ofproto_dpif *ofproto) | |
1420 | { | |
f25d0cf3 BP |
1421 | struct ofpact_controller *controller; |
1422 | uint64_t ofpacts_stub[128 / 8]; | |
1423 | struct ofpbuf ofpacts; | |
adcf00ba | 1424 | struct rule *unused_rulep OVS_UNUSED; |
adcf00ba | 1425 | struct match match; |
c57b2226 BP |
1426 | int error; |
1427 | int id; | |
1428 | ||
f25d0cf3 | 1429 | ofpbuf_use_stack(&ofpacts, ofpacts_stub, sizeof ofpacts_stub); |
c57b2226 BP |
1430 | id = 1; |
1431 | ||
f25d0cf3 BP |
1432 | controller = ofpact_put_CONTROLLER(&ofpacts); |
1433 | controller->max_len = UINT16_MAX; | |
1434 | controller->controller_id = 0; | |
9bfe9334 | 1435 | controller->reason = OFPR_IMPLICIT_MISS; |
ce058104 | 1436 | ofpact_finish_CONTROLLER(&ofpacts, &controller); |
f25d0cf3 | 1437 | |
adcf00ba AZ |
1438 | error = add_internal_miss_flow(ofproto, id++, &ofpacts, |
1439 | &ofproto->miss_rule); | |
c57b2226 BP |
1440 | if (error) { |
1441 | return error; | |
1442 | } | |
1443 | ||
f25d0cf3 | 1444 | ofpbuf_clear(&ofpacts); |
adcf00ba | 1445 | error = add_internal_miss_flow(ofproto, id++, &ofpacts, |
dbb7c28f | 1446 | &ofproto->no_packet_in_rule); |
7fd51d39 BP |
1447 | if (error) { |
1448 | return error; | |
1449 | } | |
1450 | ||
adcf00ba | 1451 | error = add_internal_miss_flow(ofproto, id++, &ofpacts, |
dbb7c28f | 1452 | &ofproto->drop_frags_rule); |
adcf00ba AZ |
1453 | if (error) { |
1454 | return error; | |
1455 | } | |
1456 | ||
0c7812e5 AW |
1457 | /* Drop any run away non-recirc rule lookups. Recirc_id has to be |
1458 | * zero when reaching this rule. | |
adcf00ba | 1459 | * |
0c7812e5 | 1460 | * (priority=2), recirc_id=0, actions=drop |
adcf00ba | 1461 | */ |
0c7812e5 | 1462 | ofpbuf_clear(&ofpacts); |
adcf00ba AZ |
1463 | match_init_catchall(&match); |
1464 | match_set_recirc_id(&match, 0); | |
290ad78a | 1465 | error = ofproto_dpif_add_internal_flow(ofproto, &match, 2, 0, &ofpacts, |
adcf00ba | 1466 | &unused_rulep); |
c57b2226 BP |
1467 | return error; |
1468 | } | |
1469 | ||
abe529af BP |
1470 | static void |
1471 | destruct(struct ofproto *ofproto_) | |
1472 | { | |
1473 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
a2b53dec | 1474 | struct ofproto_async_msg *am; |
78c8df12 | 1475 | struct rule_dpif *rule; |
d0918789 | 1476 | struct oftable *table; |
a2b53dec | 1477 | struct ovs_list ams; |
abe529af | 1478 | |
875b94ed | 1479 | ofproto->backer->need_revalidate = REV_RECONFIGURE; |
84f0f298 | 1480 | xlate_txn_start(); |
46c88433 | 1481 | xlate_remove_ofproto(ofproto); |
84f0f298 | 1482 | xlate_txn_commit(); |
46c88433 | 1483 | |
3f142f59 BP |
1484 | /* Ensure that the upcall processing threads have no remaining references |
1485 | * to the ofproto or anything in it. */ | |
1486 | udpif_synchronize(ofproto->backer->udpif); | |
1fe409d5 | 1487 | |
b44a10b7 | 1488 | hmap_remove(&all_ofproto_dpifs, &ofproto->all_ofproto_dpifs_node); |
7ee20df1 | 1489 | |
0697b5c3 | 1490 | OFPROTO_FOR_EACH_TABLE (table, &ofproto->up) { |
de4ad4a2 | 1491 | CLS_FOR_EACH (rule, up.cr, &table->cls) { |
8b81d1ef | 1492 | ofproto_rule_delete(&ofproto->up, &rule->up); |
0697b5c3 | 1493 | } |
7ee20df1 | 1494 | } |
daab0ae6 | 1495 | ofproto_group_delete_all(&ofproto->up); |
7ee20df1 | 1496 | |
a2b53dec BP |
1497 | guarded_list_pop_all(&ofproto->ams, &ams); |
1498 | LIST_FOR_EACH_POP (am, list_node, &ams) { | |
1499 | ofproto_async_msg_free(am); | |
ada3a58d | 1500 | } |
a2b53dec | 1501 | guarded_list_destroy(&ofproto->ams); |
ada3a58d | 1502 | |
e672ff9b | 1503 | recirc_free_ofproto(ofproto, ofproto->up.name); |
f9038ef6 | 1504 | |
ec7ceaed | 1505 | mbridge_unref(ofproto->mbridge); |
abe529af | 1506 | |
8e407f27 | 1507 | netflow_unref(ofproto->netflow); |
9723bcce | 1508 | dpif_sflow_unref(ofproto->sflow); |
8b7ea2d4 | 1509 | dpif_ipfix_unref(ofproto->ipfix); |
abe529af | 1510 | hmap_destroy(&ofproto->bundles); |
5d989517 | 1511 | mac_learning_unref(ofproto->ml); |
6d95c4e8 | 1512 | mcast_snooping_unref(ofproto->ms); |
abe529af | 1513 | |
acf60855 | 1514 | sset_destroy(&ofproto->ports); |
0a740f48 | 1515 | sset_destroy(&ofproto->ghost_ports); |
acf60855 | 1516 | sset_destroy(&ofproto->port_poll_set); |
e1b1d06a | 1517 | |
0da3c61b | 1518 | ovs_mutex_destroy(&ofproto->stats_mutex); |
13501305 | 1519 | |
a2b53dec | 1520 | seq_destroy(ofproto->ams_seq); |
cfc50ae5 | 1521 | |
acf60855 | 1522 | close_dpif_backer(ofproto->backer); |
abe529af BP |
1523 | } |
1524 | ||
5fcc0d00 BP |
1525 | static int |
1526 | run(struct ofproto *ofproto_) | |
1527 | { | |
1528 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
e79a6c83 | 1529 | uint64_t new_seq, new_dump_seq; |
5fcc0d00 | 1530 | |
ec7ceaed EJ |
1531 | if (mbridge_need_revalidate(ofproto->mbridge)) { |
1532 | ofproto->backer->need_revalidate = REV_RECONFIGURE; | |
509c0149 | 1533 | ovs_rwlock_wrlock(&ofproto->ml->rwlock); |
30618594 | 1534 | mac_learning_flush(ofproto->ml); |
509c0149 | 1535 | ovs_rwlock_unlock(&ofproto->ml->rwlock); |
6d95c4e8 | 1536 | mcast_snooping_mdb_flush(ofproto->ms); |
ec7ceaed EJ |
1537 | } |
1538 | ||
a2b53dec | 1539 | /* Always updates the ofproto->ams_seqno to avoid frequent wakeup during |
b53d5c33 | 1540 | * flow restore. Even though nothing is processed during flow restore, |
a2b53dec | 1541 | * all queued 'ams' will be handled immediately when flow restore |
b53d5c33 | 1542 | * completes. */ |
a2b53dec | 1543 | ofproto->ams_seqno = seq_read(ofproto->ams_seq); |
b53d5c33 | 1544 | |
a6b7506d | 1545 | /* Do not perform any periodic activity required by 'ofproto' while |
40358701 | 1546 | * waiting for flow restore to complete. */ |
a6b7506d | 1547 | if (!ofproto_get_flow_restore_wait()) { |
a2b53dec BP |
1548 | struct ofproto_async_msg *am; |
1549 | struct ovs_list ams; | |
1550 | ||
1551 | guarded_list_pop_all(&ofproto->ams, &ams); | |
1552 | LIST_FOR_EACH_POP (am, list_node, &ams) { | |
1553 | connmgr_send_async_msg(ofproto->up.connmgr, am); | |
1554 | ofproto_async_msg_free(am); | |
a6b7506d | 1555 | } |
abe529af BP |
1556 | } |
1557 | ||
abe529af | 1558 | if (ofproto->netflow) { |
8bfaca5b | 1559 | netflow_run(ofproto->netflow); |
abe529af BP |
1560 | } |
1561 | if (ofproto->sflow) { | |
bae473fe | 1562 | dpif_sflow_run(ofproto->sflow); |
abe529af | 1563 | } |
978427a5 RL |
1564 | if (ofproto->ipfix) { |
1565 | dpif_ipfix_run(ofproto->ipfix); | |
1566 | } | |
abe529af | 1567 | |
f23d157c JS |
1568 | new_seq = seq_read(connectivity_seq_get()); |
1569 | if (ofproto->change_seq != new_seq) { | |
1570 | struct ofport_dpif *ofport; | |
1571 | ||
1572 | HMAP_FOR_EACH (ofport, up.hmap_node, &ofproto->up.ports) { | |
1573 | port_run(ofport); | |
1574 | } | |
1575 | ||
1576 | ofproto->change_seq = new_seq; | |
abe529af | 1577 | } |
e2d13c43 JS |
1578 | if (ofproto->lacp_enabled || ofproto->has_bonded_bundles) { |
1579 | struct ofbundle *bundle; | |
1580 | ||
1581 | HMAP_FOR_EACH (bundle, hmap_node, &ofproto->bundles) { | |
1582 | bundle_run(bundle); | |
1583 | } | |
abe529af BP |
1584 | } |
1585 | ||
21f7563c | 1586 | stp_run(ofproto); |
9efd308e | 1587 | rstp_run(ofproto); |
509c0149 | 1588 | ovs_rwlock_wrlock(&ofproto->ml->rwlock); |
30618594 EJ |
1589 | if (mac_learning_run(ofproto->ml)) { |
1590 | ofproto->backer->need_revalidate = REV_MAC_LEARNING; | |
1591 | } | |
509c0149 | 1592 | ovs_rwlock_unlock(&ofproto->ml->rwlock); |
abe529af | 1593 | |
6d95c4e8 FL |
1594 | if (mcast_snooping_run(ofproto->ms)) { |
1595 | ofproto->backer->need_revalidate = REV_MCAST_SNOOPING; | |
1596 | } | |
1597 | ||
e79a6c83 EJ |
1598 | new_dump_seq = seq_read(udpif_dump_seq(ofproto->backer->udpif)); |
1599 | if (ofproto->dump_seq != new_dump_seq) { | |
1600 | struct rule *rule, *next_rule; | |
f5857865 | 1601 | long long now = time_msec(); |
e79a6c83 EJ |
1602 | |
1603 | /* We know stats are relatively fresh, so now is a good time to do some | |
1604 | * periodic work. */ | |
1605 | ofproto->dump_seq = new_dump_seq; | |
1606 | ||
1607 | /* Expire OpenFlow flows whose idle_timeout or hard_timeout | |
1608 | * has passed. */ | |
1609 | ovs_mutex_lock(&ofproto_mutex); | |
1610 | LIST_FOR_EACH_SAFE (rule, next_rule, expirable, | |
1611 | &ofproto->up.expirable) { | |
f5857865 | 1612 | rule_expire(rule_dpif_cast(rule), now); |
e79a6c83 EJ |
1613 | } |
1614 | ovs_mutex_unlock(&ofproto_mutex); | |
1615 | ||
1616 | /* All outstanding data in existing flows has been accounted, so it's a | |
1617 | * good time to do bond rebalancing. */ | |
60cda7d6 | 1618 | if (ofproto->has_bonded_bundles) { |
e79a6c83 EJ |
1619 | struct ofbundle *bundle; |
1620 | ||
1621 | HMAP_FOR_EACH (bundle, hmap_node, &ofproto->bundles) { | |
60cda7d6 AZ |
1622 | if (bundle->bond) { |
1623 | bond_rebalance(bundle->bond); | |
e79a6c83 EJ |
1624 | } |
1625 | } | |
6814e51f BP |
1626 | } |
1627 | } | |
abe529af BP |
1628 | return 0; |
1629 | } | |
1630 | ||
1631 | static void | |
f07c97f5 | 1632 | ofproto_dpif_wait(struct ofproto *ofproto_) |
abe529af BP |
1633 | { |
1634 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
abe529af | 1635 | |
40358701 GS |
1636 | if (ofproto_get_flow_restore_wait()) { |
1637 | return; | |
1638 | } | |
1639 | ||
abe529af | 1640 | if (ofproto->sflow) { |
bae473fe | 1641 | dpif_sflow_wait(ofproto->sflow); |
abe529af | 1642 | } |
978427a5 RL |
1643 | if (ofproto->ipfix) { |
1644 | dpif_ipfix_wait(ofproto->ipfix); | |
1645 | } | |
e2d13c43 JS |
1646 | if (ofproto->lacp_enabled || ofproto->has_bonded_bundles) { |
1647 | struct ofbundle *bundle; | |
1648 | ||
1649 | HMAP_FOR_EACH (bundle, hmap_node, &ofproto->bundles) { | |
1650 | bundle_wait(bundle); | |
1651 | } | |
abe529af | 1652 | } |
6fca1ffb BP |
1653 | if (ofproto->netflow) { |
1654 | netflow_wait(ofproto->netflow); | |
1655 | } | |
509c0149 | 1656 | ovs_rwlock_rdlock(&ofproto->ml->rwlock); |
1c313b88 | 1657 | mac_learning_wait(ofproto->ml); |
509c0149 | 1658 | ovs_rwlock_unlock(&ofproto->ml->rwlock); |
6d95c4e8 | 1659 | mcast_snooping_wait(ofproto->ms); |
21f7563c | 1660 | stp_wait(ofproto); |
2cc3c58e | 1661 | if (ofproto->backer->need_revalidate) { |
abe529af | 1662 | poll_immediate_wake(); |
abe529af | 1663 | } |
abe529af | 1664 | |
e79a6c83 | 1665 | seq_wait(udpif_dump_seq(ofproto->backer->udpif), ofproto->dump_seq); |
a2b53dec | 1666 | seq_wait(ofproto->ams_seq, ofproto->ams_seqno); |
0d085684 BP |
1667 | } |
1668 | ||
1c030aa5 EJ |
1669 | static void |
1670 | type_get_memory_usage(const char *type, struct simap *usage) | |
1671 | { | |
1672 | struct dpif_backer *backer; | |
1673 | ||
1674 | backer = shash_find_data(&all_dpif_backers, type); | |
1675 | if (backer) { | |
1676 | udpif_get_memory_usage(backer->udpif, usage); | |
1677 | } | |
1678 | } | |
1679 | ||
abe529af | 1680 | static void |
1b5b5071 | 1681 | flush(struct ofproto *ofproto_) |
abe529af | 1682 | { |
1b5b5071 AZ |
1683 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); |
1684 | struct dpif_backer *backer = ofproto->backer; | |
1685 | ||
1686 | if (backer) { | |
1687 | udpif_flush(backer->udpif); | |
1688 | } | |
abe529af BP |
1689 | } |
1690 | ||
6c1491fb | 1691 | static void |
3c1bb396 BP |
1692 | query_tables(struct ofproto *ofproto, |
1693 | struct ofputil_table_features *features, | |
1694 | struct ofputil_table_stats *stats) | |
6c1491fb | 1695 | { |
3c1bb396 | 1696 | strcpy(features->name, "classifier"); |
6c1491fb | 1697 | |
3c1bb396 BP |
1698 | if (stats) { |
1699 | int i; | |
6c1491fb | 1700 | |
3c1bb396 BP |
1701 | for (i = 0; i < ofproto->n_tables; i++) { |
1702 | unsigned long missed, matched; | |
d611866c | 1703 | |
afcea9ea JR |
1704 | atomic_read_relaxed(&ofproto->tables[i].n_matched, &matched); |
1705 | atomic_read_relaxed(&ofproto->tables[i].n_missed, &missed); | |
1706 | ||
3c1bb396 | 1707 | stats[i].matched_count = matched; |
3c1bb396 BP |
1708 | stats[i].lookup_count = matched + missed; |
1709 | } | |
d611866c | 1710 | } |
6c1491fb BP |
1711 | } |
1712 | ||
621b8064 | 1713 | static void |
44e0c35d | 1714 | set_tables_version(struct ofproto *ofproto_, ovs_version_t version) |
621b8064 JR |
1715 | { |
1716 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
1717 | ||
1718 | atomic_store_relaxed(&ofproto->tables_version, version); | |
1fc71871 | 1719 | ofproto->backer->need_revalidate = REV_FLOW_TABLE; |
621b8064 JR |
1720 | } |
1721 | ||
abe529af BP |
1722 | static struct ofport * |
1723 | port_alloc(void) | |
1724 | { | |
3da29e32 | 1725 | struct ofport_dpif *port = xzalloc(sizeof *port); |
abe529af BP |
1726 | return &port->up; |
1727 | } | |
1728 | ||
1729 | static void | |
1730 | port_dealloc(struct ofport *port_) | |
1731 | { | |
1732 | struct ofport_dpif *port = ofport_dpif_cast(port_); | |
1733 | free(port); | |
1734 | } | |
1735 | ||
1736 | static int | |
1737 | port_construct(struct ofport *port_) | |
1738 | { | |
1739 | struct ofport_dpif *port = ofport_dpif_cast(port_); | |
1740 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(port->up.ofproto); | |
b9ad7294 | 1741 | const struct netdev *netdev = port->up.netdev; |
3aa30359 | 1742 | char namebuf[NETDEV_VPORT_NAME_BUFSIZE]; |
6d9e94b5 | 1743 | const char *dp_port_name; |
e1b1d06a JP |
1744 | struct dpif_port dpif_port; |
1745 | int error; | |
abe529af | 1746 | |
2cc3c58e | 1747 | ofproto->backer->need_revalidate = REV_RECONFIGURE; |
abe529af BP |
1748 | port->bundle = NULL; |
1749 | port->cfm = NULL; | |
ccc09689 | 1750 | port->bfd = NULL; |
0477baa9 | 1751 | port->lldp = NULL; |
f025bcb7 | 1752 | port->may_enable = false; |
21f7563c JP |
1753 | port->stp_port = NULL; |
1754 | port->stp_state = STP_DISABLED; | |
9efd308e DV |
1755 | port->rstp_port = NULL; |
1756 | port->rstp_state = RSTP_DISABLED; | |
42943cde | 1757 | port->is_tunnel = false; |
6cbbf4fa | 1758 | port->peer = NULL; |
55954f6e EJ |
1759 | port->qdscp = NULL; |
1760 | port->n_qdscp = 0; | |
b9ad7294 | 1761 | port->carrier_seq = netdev_get_carrier_resets(netdev); |
a6363cfd | 1762 | port->is_layer3 = netdev_vport_is_layer3(netdev); |
abe529af | 1763 | |
b9ad7294 | 1764 | if (netdev_vport_is_patch(netdev)) { |
743cea45 | 1765 | /* By bailing out here, we don't submit the port to the sFlow module |
185b4e3a MG |
1766 | * to be considered for counter polling export. This is correct |
1767 | * because the patch port represents an interface that sFlow considers | |
1768 | * to be "internal" to the switch as a whole, and therefore not a | |
1769 | * candidate for counter polling. */ | |
4e022ec0 | 1770 | port->odp_port = ODPP_NONE; |
6cbbf4fa | 1771 | ofport_update_peer(port); |
0a740f48 EJ |
1772 | return 0; |
1773 | } | |
1774 | ||
6d9e94b5 AZ |
1775 | dp_port_name = netdev_vport_get_dpif_port(netdev, namebuf, sizeof namebuf); |
1776 | error = dpif_port_query_by_name(ofproto->backer->dpif, dp_port_name, | |
e1b1d06a JP |
1777 | &dpif_port); |
1778 | if (error) { | |
1779 | return error; | |
1780 | } | |
1781 | ||
1782 | port->odp_port = dpif_port.port_no; | |
1783 | ||
b9ad7294 | 1784 | if (netdev_get_tunnel_config(netdev)) { |
a36de779 | 1785 | atomic_count_inc(&ofproto->backer->tnl_count); |
ea0797c9 | 1786 | error = tnl_port_add(port, port->up.netdev, port->odp_port, |
6d9e94b5 | 1787 | ovs_native_tunneling_is_on(ofproto), dp_port_name); |
ea0797c9 BP |
1788 | if (error) { |
1789 | atomic_count_dec(&ofproto->backer->tnl_count); | |
1790 | dpif_port_destroy(&dpif_port); | |
1791 | return error; | |
1792 | } | |
1793 | ||
42943cde | 1794 | port->is_tunnel = true; |
8b7ea2d4 WZ |
1795 | if (ofproto->ipfix) { |
1796 | dpif_ipfix_add_tunnel_port(ofproto->ipfix, port_, port->odp_port); | |
1797 | } | |
b9ad7294 EJ |
1798 | } else { |
1799 | /* Sanity-check that a mapping doesn't already exist. This | |
1800 | * shouldn't happen for non-tunnel ports. */ | |
1801 | if (odp_port_to_ofp_port(ofproto, port->odp_port) != OFPP_NONE) { | |
1802 | VLOG_ERR("port %s already has an OpenFlow port number", | |
1803 | dpif_port.name); | |
da78d43d | 1804 | dpif_port_destroy(&dpif_port); |
b9ad7294 EJ |
1805 | return EBUSY; |
1806 | } | |
e1b1d06a | 1807 | |
8449c4d6 | 1808 | ovs_rwlock_wrlock(&ofproto->backer->odp_to_ofport_lock); |
b9ad7294 | 1809 | hmap_insert(&ofproto->backer->odp_to_ofport_map, &port->odp_port_node, |
f9c0c3ec | 1810 | hash_odp_port(port->odp_port)); |
8449c4d6 | 1811 | ovs_rwlock_unlock(&ofproto->backer->odp_to_ofport_lock); |
b9ad7294 | 1812 | } |
da78d43d | 1813 | dpif_port_destroy(&dpif_port); |
e1b1d06a | 1814 | |
abe529af | 1815 | if (ofproto->sflow) { |
e1b1d06a | 1816 | dpif_sflow_add_port(ofproto->sflow, port_, port->odp_port); |
abe529af BP |
1817 | } |
1818 | ||
1819 | return 0; | |
1820 | } | |
1821 | ||
1822 | static void | |
9aad5a5a | 1823 | port_destruct(struct ofport *port_, bool del) |
abe529af BP |
1824 | { |
1825 | struct ofport_dpif *port = ofport_dpif_cast(port_); | |
1826 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(port->up.ofproto); | |
02f8d646 | 1827 | const char *devname = netdev_get_name(port->up.netdev); |
3aa30359 BP |
1828 | char namebuf[NETDEV_VPORT_NAME_BUFSIZE]; |
1829 | const char *dp_port_name; | |
abe529af | 1830 | |
7894e7da | 1831 | ofproto->backer->need_revalidate = REV_RECONFIGURE; |
84f0f298 | 1832 | xlate_txn_start(); |
46c88433 | 1833 | xlate_ofport_remove(port); |
84f0f298 | 1834 | xlate_txn_commit(); |
7894e7da | 1835 | |
3aa30359 BP |
1836 | dp_port_name = netdev_vport_get_dpif_port(port->up.netdev, namebuf, |
1837 | sizeof namebuf); | |
9aad5a5a | 1838 | if (del && dpif_port_exists(ofproto->backer->dpif, dp_port_name)) { |
acf60855 JP |
1839 | /* The underlying device is still there, so delete it. This |
1840 | * happens when the ofproto is being destroyed, since the caller | |
1841 | * assumes that removal of attached ports will happen as part of | |
1842 | * destruction. */ | |
42943cde | 1843 | if (!port->is_tunnel) { |
a614d823 KM |
1844 | dpif_port_del(ofproto->backer->dpif, port->odp_port); |
1845 | } | |
acf60855 JP |
1846 | } |
1847 | ||
6cbbf4fa EJ |
1848 | if (port->peer) { |
1849 | port->peer->peer = NULL; | |
1850 | port->peer = NULL; | |
1851 | } | |
1852 | ||
42943cde | 1853 | if (port->odp_port != ODPP_NONE && !port->is_tunnel) { |
8449c4d6 | 1854 | ovs_rwlock_wrlock(&ofproto->backer->odp_to_ofport_lock); |
0a740f48 | 1855 | hmap_remove(&ofproto->backer->odp_to_ofport_map, &port->odp_port_node); |
8449c4d6 | 1856 | ovs_rwlock_unlock(&ofproto->backer->odp_to_ofport_lock); |
0a740f48 EJ |
1857 | } |
1858 | ||
a36de779 PS |
1859 | if (port->is_tunnel) { |
1860 | atomic_count_dec(&ofproto->backer->tnl_count); | |
1861 | } | |
1862 | ||
8b7ea2d4 WZ |
1863 | if (port->is_tunnel && ofproto->ipfix) { |
1864 | dpif_ipfix_del_tunnel_port(ofproto->ipfix, port->odp_port); | |
1865 | } | |
1866 | ||
42943cde | 1867 | tnl_port_del(port); |
02f8d646 | 1868 | sset_find_and_delete(&ofproto->ports, devname); |
0a740f48 | 1869 | sset_find_and_delete(&ofproto->ghost_ports, devname); |
abe529af | 1870 | bundle_remove(port_); |
a5610457 | 1871 | set_cfm(port_, NULL); |
8aee94b6 | 1872 | set_bfd(port_, NULL); |
0477baa9 | 1873 | set_lldp(port_, NULL); |
0c0c32d8 BP |
1874 | if (port->stp_port) { |
1875 | stp_port_disable(port->stp_port); | |
1876 | } | |
f025bcb7 | 1877 | set_rstp_port(port_, NULL); |
abe529af | 1878 | if (ofproto->sflow) { |
bae473fe | 1879 | dpif_sflow_del_port(ofproto->sflow, port->odp_port); |
abe529af | 1880 | } |
8b36f51e | 1881 | |
55954f6e | 1882 | free(port->qdscp); |
abe529af BP |
1883 | } |
1884 | ||
1885 | static void | |
1886 | port_modified(struct ofport *port_) | |
1887 | { | |
1888 | struct ofport_dpif *port = ofport_dpif_cast(port_); | |
a36de779 | 1889 | char namebuf[NETDEV_VPORT_NAME_BUFSIZE]; |
6d9e94b5 | 1890 | const char *dp_port_name; |
a36de779 | 1891 | struct netdev *netdev = port->up.netdev; |
abe529af BP |
1892 | |
1893 | if (port->bundle && port->bundle->bond) { | |
a36de779 | 1894 | bond_slave_set_netdev(port->bundle->bond, port, netdev); |
abe529af | 1895 | } |
9d46b444 EJ |
1896 | |
1897 | if (port->cfm) { | |
a36de779 | 1898 | cfm_set_netdev(port->cfm, netdev); |
9d46b444 | 1899 | } |
f1e78bbd | 1900 | |
c1c4e8c7 | 1901 | if (port->bfd) { |
a36de779 | 1902 | bfd_set_netdev(port->bfd, netdev); |
c1c4e8c7 AW |
1903 | } |
1904 | ||
635c5db9 | 1905 | ofproto_dpif_monitor_port_update(port, port->bfd, port->cfm, |
74ff3298 | 1906 | port->lldp, &port->up.pp.hw_addr); |
635c5db9 | 1907 | |
6d9e94b5 | 1908 | dp_port_name = netdev_vport_get_dpif_port(netdev, namebuf, sizeof namebuf); |
a36de779 PS |
1909 | |
1910 | if (port->is_tunnel) { | |
1911 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(port->up.ofproto); | |
1912 | ||
1913 | if (tnl_port_reconfigure(port, netdev, port->odp_port, | |
6d9e94b5 AZ |
1914 | ovs_native_tunneling_is_on(ofproto), |
1915 | dp_port_name)) { | |
a36de779 PS |
1916 | ofproto->backer->need_revalidate = REV_RECONFIGURE; |
1917 | } | |
f1e78bbd | 1918 | } |
6cbbf4fa EJ |
1919 | |
1920 | ofport_update_peer(port); | |
abe529af BP |
1921 | } |
1922 | ||
1923 | static void | |
9e1fd49b | 1924 | port_reconfigured(struct ofport *port_, enum ofputil_port_config old_config) |
abe529af BP |
1925 | { |
1926 | struct ofport_dpif *port = ofport_dpif_cast(port_); | |
1927 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(port->up.ofproto); | |
9e1fd49b | 1928 | enum ofputil_port_config changed = old_config ^ port->up.pp.config; |
abe529af | 1929 | |
9e1fd49b | 1930 | if (changed & (OFPUTIL_PC_NO_RECV | OFPUTIL_PC_NO_RECV_STP | |
c57b2226 BP |
1931 | OFPUTIL_PC_NO_FWD | OFPUTIL_PC_NO_FLOOD | |
1932 | OFPUTIL_PC_NO_PACKET_IN)) { | |
2cc3c58e | 1933 | ofproto->backer->need_revalidate = REV_RECONFIGURE; |
7bde8dd8 | 1934 | |
9e1fd49b | 1935 | if (changed & OFPUTIL_PC_NO_FLOOD && port->bundle) { |
7bde8dd8 JP |
1936 | bundle_update(port->bundle); |
1937 | } | |
abe529af BP |
1938 | } |
1939 | } | |
1940 | ||
1941 | static int | |
1942 | set_sflow(struct ofproto *ofproto_, | |
1943 | const struct ofproto_sflow_options *sflow_options) | |
1944 | { | |
1945 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
bae473fe | 1946 | struct dpif_sflow *ds = ofproto->sflow; |
6ff686f2 | 1947 | |
abe529af | 1948 | if (sflow_options) { |
4fe0f203 | 1949 | uint32_t old_probability = ds ? dpif_sflow_get_probability(ds) : 0; |
bae473fe | 1950 | if (!ds) { |
abe529af BP |
1951 | struct ofport_dpif *ofport; |
1952 | ||
4213f19d | 1953 | ds = ofproto->sflow = dpif_sflow_create(); |
abe529af | 1954 | HMAP_FOR_EACH (ofport, up.hmap_node, &ofproto->up.ports) { |
e1b1d06a | 1955 | dpif_sflow_add_port(ds, &ofport->up, ofport->odp_port); |
abe529af BP |
1956 | } |
1957 | } | |
bae473fe | 1958 | dpif_sflow_set_options(ds, sflow_options); |
4fe0f203 BP |
1959 | if (dpif_sflow_get_probability(ds) != old_probability) { |
1960 | ofproto->backer->need_revalidate = REV_RECONFIGURE; | |
1961 | } | |
abe529af | 1962 | } else { |
6ff686f2 | 1963 | if (ds) { |
9723bcce | 1964 | dpif_sflow_unref(ds); |
2cc3c58e | 1965 | ofproto->backer->need_revalidate = REV_RECONFIGURE; |
6ff686f2 PS |
1966 | ofproto->sflow = NULL; |
1967 | } | |
abe529af BP |
1968 | } |
1969 | return 0; | |
1970 | } | |
1971 | ||
29089a54 RL |
1972 | static int |
1973 | set_ipfix( | |
1974 | struct ofproto *ofproto_, | |
1975 | const struct ofproto_ipfix_bridge_exporter_options *bridge_exporter_options, | |
1976 | const struct ofproto_ipfix_flow_exporter_options *flow_exporters_options, | |
1977 | size_t n_flow_exporters_options) | |
1978 | { | |
1979 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
1980 | struct dpif_ipfix *di = ofproto->ipfix; | |
978427a5 | 1981 | bool has_options = bridge_exporter_options || flow_exporters_options; |
8b7ea2d4 | 1982 | bool new_di = false; |
29089a54 | 1983 | |
978427a5 RL |
1984 | if (has_options && !di) { |
1985 | di = ofproto->ipfix = dpif_ipfix_create(); | |
8b7ea2d4 | 1986 | new_di = true; |
978427a5 RL |
1987 | } |
1988 | ||
1989 | if (di) { | |
1990 | /* Call set_options in any case to cleanly flush the flow | |
1991 | * caches in the last exporters that are to be destroyed. */ | |
29089a54 RL |
1992 | dpif_ipfix_set_options( |
1993 | di, bridge_exporter_options, flow_exporters_options, | |
1994 | n_flow_exporters_options); | |
978427a5 | 1995 | |
8b7ea2d4 WZ |
1996 | /* Add tunnel ports only when a new ipfix created */ |
1997 | if (new_di == true) { | |
1998 | struct ofport_dpif *ofport; | |
1999 | HMAP_FOR_EACH (ofport, up.hmap_node, &ofproto->up.ports) { | |
2000 | if (ofport->is_tunnel == true) { | |
2001 | dpif_ipfix_add_tunnel_port(di, &ofport->up, ofport->odp_port); | |
2002 | } | |
2003 | } | |
2004 | } | |
2005 | ||
978427a5 | 2006 | if (!has_options) { |
d857c8aa | 2007 | dpif_ipfix_unref(di); |
29089a54 RL |
2008 | ofproto->ipfix = NULL; |
2009 | } | |
2010 | } | |
978427a5 | 2011 | |
29089a54 RL |
2012 | return 0; |
2013 | } | |
2014 | ||
fb8f22c1 BY |
2015 | static int |
2016 | get_ipfix_stats(const struct ofproto *ofproto_, | |
2017 | bool bridge_ipfix, | |
2018 | struct ovs_list *replies) | |
2019 | { | |
2020 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
2021 | struct dpif_ipfix *di = ofproto->ipfix; | |
2022 | ||
2023 | if (!di) { | |
2024 | return OFPERR_NXST_NOT_CONFIGURED; | |
2025 | } | |
2026 | ||
2027 | return dpif_ipfix_get_stats(di, bridge_ipfix, replies); | |
2028 | } | |
2029 | ||
abe529af | 2030 | static int |
a5610457 | 2031 | set_cfm(struct ofport *ofport_, const struct cfm_settings *s) |
abe529af BP |
2032 | { |
2033 | struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
4e5e44e3 AW |
2034 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofport->up.ofproto); |
2035 | struct cfm *old = ofport->cfm; | |
635c5db9 | 2036 | int error = 0; |
abe529af | 2037 | |
635c5db9 | 2038 | if (s) { |
abe529af | 2039 | if (!ofport->cfm) { |
90967e95 | 2040 | ofport->cfm = cfm_create(ofport->up.netdev); |
abe529af BP |
2041 | } |
2042 | ||
a5610457 | 2043 | if (cfm_configure(ofport->cfm, s)) { |
635c5db9 AW |
2044 | error = 0; |
2045 | goto out; | |
abe529af BP |
2046 | } |
2047 | ||
2048 | error = EINVAL; | |
2049 | } | |
8e9a73fa | 2050 | cfm_unref(ofport->cfm); |
abe529af | 2051 | ofport->cfm = NULL; |
635c5db9 | 2052 | out: |
4e5e44e3 AW |
2053 | if (ofport->cfm != old) { |
2054 | ofproto->backer->need_revalidate = REV_RECONFIGURE; | |
2055 | } | |
635c5db9 | 2056 | ofproto_dpif_monitor_port_update(ofport, ofport->bfd, ofport->cfm, |
74ff3298 | 2057 | ofport->lldp, &ofport->up.pp.hw_addr); |
abe529af BP |
2058 | return error; |
2059 | } | |
2060 | ||
8f5514fe AW |
2061 | static bool |
2062 | cfm_status_changed(struct ofport *ofport_) | |
2063 | { | |
2064 | struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
2065 | ||
2066 | return ofport->cfm ? cfm_check_status_change(ofport->cfm) : true; | |
2067 | } | |
2068 | ||
88bf179a | 2069 | static int |
9a9e3786 | 2070 | get_cfm_status(const struct ofport *ofport_, |
685acfd9 | 2071 | struct cfm_status *status) |
1de11730 EJ |
2072 | { |
2073 | struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
88bf179a | 2074 | int ret = 0; |
1de11730 EJ |
2075 | |
2076 | if (ofport->cfm) { | |
8f5514fe | 2077 | cfm_get_status(ofport->cfm, status); |
1de11730 | 2078 | } else { |
88bf179a | 2079 | ret = ENOENT; |
1de11730 | 2080 | } |
88bf179a AW |
2081 | |
2082 | return ret; | |
1de11730 | 2083 | } |
ccc09689 EJ |
2084 | |
2085 | static int | |
2086 | set_bfd(struct ofport *ofport_, const struct smap *cfg) | |
2087 | { | |
2088 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofport_->ofproto); | |
2089 | struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
2090 | struct bfd *old; | |
2091 | ||
2092 | old = ofport->bfd; | |
c1c4e8c7 AW |
2093 | ofport->bfd = bfd_configure(old, netdev_get_name(ofport->up.netdev), |
2094 | cfg, ofport->up.netdev); | |
ccc09689 EJ |
2095 | if (ofport->bfd != old) { |
2096 | ofproto->backer->need_revalidate = REV_RECONFIGURE; | |
2097 | } | |
635c5db9 | 2098 | ofproto_dpif_monitor_port_update(ofport, ofport->bfd, ofport->cfm, |
74ff3298 | 2099 | ofport->lldp, &ofport->up.pp.hw_addr); |
ccc09689 EJ |
2100 | return 0; |
2101 | } | |
2102 | ||
8f5514fe AW |
2103 | static bool |
2104 | bfd_status_changed(struct ofport *ofport_) | |
2105 | { | |
2106 | struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
2107 | ||
2108 | return ofport->bfd ? bfd_check_status_change(ofport->bfd) : true; | |
2109 | } | |
2110 | ||
ccc09689 EJ |
2111 | static int |
2112 | get_bfd_status(struct ofport *ofport_, struct smap *smap) | |
2113 | { | |
2114 | struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
88bf179a | 2115 | int ret = 0; |
ccc09689 EJ |
2116 | |
2117 | if (ofport->bfd) { | |
8f5514fe | 2118 | bfd_get_status(ofport->bfd, smap); |
ccc09689 | 2119 | } else { |
88bf179a | 2120 | ret = ENOENT; |
ccc09689 | 2121 | } |
88bf179a AW |
2122 | |
2123 | return ret; | |
ccc09689 | 2124 | } |
0477baa9 DF |
2125 | |
2126 | static int | |
2127 | set_lldp(struct ofport *ofport_, | |
2128 | const struct smap *cfg) | |
2129 | { | |
2130 | struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
2131 | int error = 0; | |
2132 | ||
2133 | if (cfg) { | |
2134 | if (!ofport->lldp) { | |
2135 | struct ofproto_dpif *ofproto; | |
2136 | ||
2137 | ofproto = ofproto_dpif_cast(ofport->up.ofproto); | |
2138 | ofproto->backer->need_revalidate = REV_RECONFIGURE; | |
2139 | ofport->lldp = lldp_create(ofport->up.netdev, ofport_->mtu, cfg); | |
2140 | } | |
2141 | ||
19aef6ef DF |
2142 | if (!lldp_configure(ofport->lldp, cfg)) { |
2143 | error = EINVAL; | |
0477baa9 | 2144 | } |
0477baa9 | 2145 | } |
19aef6ef DF |
2146 | if (error) { |
2147 | lldp_unref(ofport->lldp); | |
2148 | ofport->lldp = NULL; | |
2149 | } | |
2150 | ||
0477baa9 DF |
2151 | ofproto_dpif_monitor_port_update(ofport, |
2152 | ofport->bfd, | |
2153 | ofport->cfm, | |
2154 | ofport->lldp, | |
74ff3298 | 2155 | &ofport->up.pp.hw_addr); |
0477baa9 DF |
2156 | return error; |
2157 | } | |
2158 | ||
2159 | static bool | |
2160 | get_lldp_status(const struct ofport *ofport_, | |
2161 | struct lldp_status *status OVS_UNUSED) | |
2162 | { | |
2163 | struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
2164 | ||
2165 | return ofport->lldp ? true : false; | |
2166 | } | |
2167 | ||
2168 | static int | |
2169 | set_aa(struct ofproto *ofproto OVS_UNUSED, | |
2170 | const struct aa_settings *s) | |
2171 | { | |
2172 | return aa_configure(s); | |
2173 | } | |
2174 | ||
2175 | static int | |
2176 | aa_mapping_set(struct ofproto *ofproto_ OVS_UNUSED, void *aux, | |
2177 | const struct aa_mapping_settings *s) | |
2178 | { | |
2179 | return aa_mapping_register(aux, s); | |
2180 | } | |
2181 | ||
2182 | static int | |
2183 | aa_mapping_unset(struct ofproto *ofproto OVS_UNUSED, void *aux) | |
2184 | { | |
2185 | return aa_mapping_unregister(aux); | |
2186 | } | |
2187 | ||
2188 | static int | |
2189 | aa_vlan_get_queued(struct ofproto *ofproto OVS_UNUSED, struct ovs_list *list) | |
2190 | { | |
2191 | return aa_get_vlan_queued(list); | |
2192 | } | |
2193 | ||
2194 | static unsigned int | |
2195 | aa_vlan_get_queue_size(struct ofproto *ofproto OVS_UNUSED) | |
2196 | { | |
2197 | return aa_get_vlan_queue_size(); | |
2198 | } | |
2199 | ||
abe529af | 2200 | \f |
21f7563c JP |
2201 | /* Spanning Tree. */ |
2202 | ||
6b90bc57 | 2203 | /* Called while rstp_mutex is held. */ |
9efd308e | 2204 | static void |
cf62fa4c | 2205 | rstp_send_bpdu_cb(struct dp_packet *pkt, void *ofport_, void *ofproto_) |
9efd308e DV |
2206 | { |
2207 | struct ofproto_dpif *ofproto = ofproto_; | |
6b90bc57 | 2208 | struct ofport_dpif *ofport = ofport_; |
cf62fa4c | 2209 | struct eth_header *eth = dp_packet_l2(pkt); |
6b90bc57 | 2210 | |
74ff3298 | 2211 | netdev_get_etheraddr(ofport->up.netdev, ð->eth_src); |
6b90bc57 JR |
2212 | if (eth_addr_is_zero(eth->eth_src)) { |
2213 | VLOG_WARN_RL(&rl, "%s port %d: cannot send RSTP BPDU on a port which " | |
2214 | "does not have a configured source MAC address.", | |
2215 | ofproto->up.name, ofp_to_u16(ofport->up.ofp_port)); | |
9efd308e | 2216 | } else { |
2eb79142 | 2217 | ofproto_dpif_send_packet(ofport, false, pkt); |
9efd308e | 2218 | } |
cf62fa4c | 2219 | dp_packet_delete(pkt); |
9efd308e DV |
2220 | } |
2221 | ||
21f7563c | 2222 | static void |
cf62fa4c | 2223 | send_bpdu_cb(struct dp_packet *pkt, int port_num, void *ofproto_) |
21f7563c JP |
2224 | { |
2225 | struct ofproto_dpif *ofproto = ofproto_; | |
2226 | struct stp_port *sp = stp_get_port(ofproto->stp, port_num); | |
2227 | struct ofport_dpif *ofport; | |
2228 | ||
2229 | ofport = stp_port_get_aux(sp); | |
2230 | if (!ofport) { | |
2231 | VLOG_WARN_RL(&rl, "%s: cannot send BPDU on unknown port %d", | |
2232 | ofproto->up.name, port_num); | |
2233 | } else { | |
cf62fa4c | 2234 | struct eth_header *eth = dp_packet_l2(pkt); |
21f7563c | 2235 | |
74ff3298 | 2236 | netdev_get_etheraddr(ofport->up.netdev, ð->eth_src); |
21f7563c JP |
2237 | if (eth_addr_is_zero(eth->eth_src)) { |
2238 | VLOG_WARN_RL(&rl, "%s: cannot send BPDU on port %d " | |
2239 | "with unknown MAC", ofproto->up.name, port_num); | |
2240 | } else { | |
2eb79142 | 2241 | ofproto_dpif_send_packet(ofport, false, pkt); |
21f7563c JP |
2242 | } |
2243 | } | |
cf62fa4c | 2244 | dp_packet_delete(pkt); |
21f7563c JP |
2245 | } |
2246 | ||
9efd308e DV |
2247 | /* Configure RSTP on 'ofproto_' using the settings defined in 's'. */ |
2248 | static void | |
2249 | set_rstp(struct ofproto *ofproto_, const struct ofproto_rstp_settings *s) | |
2250 | { | |
2251 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
2252 | ||
2253 | /* Only revalidate flows if the configuration changed. */ | |
2254 | if (!s != !ofproto->rstp) { | |
2255 | ofproto->backer->need_revalidate = REV_RECONFIGURE; | |
2256 | } | |
2257 | ||
2258 | if (s) { | |
2259 | if (!ofproto->rstp) { | |
2260 | ofproto->rstp = rstp_create(ofproto_->name, s->address, | |
4b30ba05 | 2261 | rstp_send_bpdu_cb, ofproto); |
9efd308e DV |
2262 | ofproto->rstp_last_tick = time_msec(); |
2263 | } | |
2264 | rstp_set_bridge_address(ofproto->rstp, s->address); | |
2265 | rstp_set_bridge_priority(ofproto->rstp, s->priority); | |
2266 | rstp_set_bridge_ageing_time(ofproto->rstp, s->ageing_time); | |
2267 | rstp_set_bridge_force_protocol_version(ofproto->rstp, | |
2268 | s->force_protocol_version); | |
2269 | rstp_set_bridge_max_age(ofproto->rstp, s->bridge_max_age); | |
2270 | rstp_set_bridge_forward_delay(ofproto->rstp, s->bridge_forward_delay); | |
2271 | rstp_set_bridge_transmit_hold_count(ofproto->rstp, | |
2272 | s->transmit_hold_count); | |
2273 | } else { | |
2274 | struct ofport *ofport; | |
2275 | HMAP_FOR_EACH (ofport, hmap_node, &ofproto->up.ports) { | |
2276 | set_rstp_port(ofport, NULL); | |
2277 | } | |
2278 | rstp_unref(ofproto->rstp); | |
2279 | ofproto->rstp = NULL; | |
2280 | } | |
2281 | } | |
2282 | ||
2283 | static void | |
2284 | get_rstp_status(struct ofproto *ofproto_, struct ofproto_rstp_status *s) | |
2285 | { | |
2286 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
2287 | ||
2288 | if (ofproto->rstp) { | |
2289 | s->enabled = true; | |
2290 | s->root_id = rstp_get_root_id(ofproto->rstp); | |
2291 | s->bridge_id = rstp_get_bridge_id(ofproto->rstp); | |
2292 | s->designated_id = rstp_get_designated_id(ofproto->rstp); | |
2293 | s->root_path_cost = rstp_get_root_path_cost(ofproto->rstp); | |
2294 | s->designated_port_id = rstp_get_designated_port_id(ofproto->rstp); | |
2295 | s->bridge_port_id = rstp_get_bridge_port_id(ofproto->rstp); | |
2296 | } else { | |
2297 | s->enabled = false; | |
2298 | } | |
2299 | } | |
2300 | ||
2301 | static void | |
2302 | update_rstp_port_state(struct ofport_dpif *ofport) | |
2303 | { | |
2304 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofport->up.ofproto); | |
2305 | enum rstp_state state; | |
2306 | ||
2307 | /* Figure out new state. */ | |
2308 | state = ofport->rstp_port ? rstp_port_get_state(ofport->rstp_port) | |
2309 | : RSTP_DISABLED; | |
2310 | ||
2311 | /* Update state. */ | |
2312 | if (ofport->rstp_state != state) { | |
2313 | enum ofputil_port_state of_state; | |
2314 | bool fwd_change; | |
2315 | ||
9a0bb428 JR |
2316 | VLOG_DBG("port %s: RSTP state changed from %s to %s", |
2317 | netdev_get_name(ofport->up.netdev), | |
2318 | rstp_state_name(ofport->rstp_state), | |
2319 | rstp_state_name(state)); | |
2372c146 | 2320 | |
9efd308e | 2321 | if (rstp_learn_in_state(ofport->rstp_state) |
66ff280d JR |
2322 | != rstp_learn_in_state(state)) { |
2323 | /* XXX: Learning action flows should also be flushed. */ | |
2324 | if (ofport->bundle) { | |
2372c146 JR |
2325 | if (!rstp_shift_root_learned_address(ofproto->rstp) |
2326 | || rstp_get_old_root_aux(ofproto->rstp) != ofport) { | |
2327 | bundle_flush_macs(ofport->bundle, false); | |
2328 | } | |
66ff280d | 2329 | } |
9efd308e DV |
2330 | } |
2331 | fwd_change = rstp_forward_in_state(ofport->rstp_state) | |
2332 | != rstp_forward_in_state(state); | |
2333 | ||
2334 | ofproto->backer->need_revalidate = REV_RSTP; | |
2335 | ofport->rstp_state = state; | |
2336 | ||
2337 | if (fwd_change && ofport->bundle) { | |
2338 | bundle_update(ofport->bundle); | |
2339 | } | |
2340 | ||
2341 | /* Update the RSTP state bits in the OpenFlow port description. */ | |
2342 | of_state = ofport->up.pp.state & ~OFPUTIL_PS_STP_MASK; | |
2343 | of_state |= (state == RSTP_LEARNING ? OFPUTIL_PS_STP_LEARN | |
2344 | : state == RSTP_FORWARDING ? OFPUTIL_PS_STP_FORWARD | |
2345 | : state == RSTP_DISCARDING ? OFPUTIL_PS_STP_LISTEN | |
2346 | : 0); | |
2347 | ofproto_port_set_state(&ofport->up, of_state); | |
2348 | } | |
2349 | } | |
2350 | ||
2351 | static void | |
2352 | rstp_run(struct ofproto_dpif *ofproto) | |
2353 | { | |
2354 | if (ofproto->rstp) { | |
2355 | long long int now = time_msec(); | |
2356 | long long int elapsed = now - ofproto->rstp_last_tick; | |
2357 | struct rstp_port *rp; | |
f025bcb7 | 2358 | struct ofport_dpif *ofport; |
54d3863b | 2359 | |
9efd308e DV |
2360 | /* Every second, decrease the values of the timers. */ |
2361 | if (elapsed >= 1000) { | |
2362 | rstp_tick_timers(ofproto->rstp); | |
2363 | ofproto->rstp_last_tick = now; | |
2364 | } | |
f025bcb7 JR |
2365 | rp = NULL; |
2366 | while ((ofport = rstp_get_next_changed_port_aux(ofproto->rstp, &rp))) { | |
2367 | update_rstp_port_state(ofport); | |
9efd308e | 2368 | } |
66ff280d JR |
2369 | rp = NULL; |
2370 | ofport = NULL; | |
9efd308e DV |
2371 | /* FIXME: This check should be done on-event (i.e., when setting |
2372 | * p->fdb_flush) and not periodically. | |
2373 | */ | |
66ff280d | 2374 | while ((ofport = rstp_check_and_reset_fdb_flush(ofproto->rstp, &rp))) { |
2372c146 JR |
2375 | if (!rstp_shift_root_learned_address(ofproto->rstp) |
2376 | || rstp_get_old_root_aux(ofproto->rstp) != ofport) { | |
2377 | bundle_flush_macs(ofport->bundle, false); | |
2378 | } | |
2379 | } | |
2380 | ||
2381 | if (rstp_shift_root_learned_address(ofproto->rstp)) { | |
c7e4f0b2 DV |
2382 | struct ofport_dpif *old_root_aux = |
2383 | (struct ofport_dpif *)rstp_get_old_root_aux(ofproto->rstp); | |
2384 | struct ofport_dpif *new_root_aux = | |
2385 | (struct ofport_dpif *)rstp_get_new_root_aux(ofproto->rstp); | |
2386 | if (old_root_aux != NULL && new_root_aux != NULL) { | |
2387 | bundle_move(old_root_aux->bundle, new_root_aux->bundle); | |
2388 | rstp_reset_root_changed(ofproto->rstp); | |
2389 | } | |
9efd308e DV |
2390 | } |
2391 | } | |
2392 | } | |
2393 | ||
21f7563c JP |
2394 | /* Configures STP on 'ofproto_' using the settings defined in 's'. */ |
2395 | static int | |
2396 | set_stp(struct ofproto *ofproto_, const struct ofproto_stp_settings *s) | |
2397 | { | |
2398 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
2399 | ||
2400 | /* Only revalidate flows if the configuration changed. */ | |
2401 | if (!s != !ofproto->stp) { | |
2cc3c58e | 2402 | ofproto->backer->need_revalidate = REV_RECONFIGURE; |
21f7563c JP |
2403 | } |
2404 | ||
2405 | if (s) { | |
2406 | if (!ofproto->stp) { | |
2407 | ofproto->stp = stp_create(ofproto_->name, s->system_id, | |
2408 | send_bpdu_cb, ofproto); | |
2409 | ofproto->stp_last_tick = time_msec(); | |
2410 | } | |
2411 | ||
2412 | stp_set_bridge_id(ofproto->stp, s->system_id); | |
2413 | stp_set_bridge_priority(ofproto->stp, s->priority); | |
2414 | stp_set_hello_time(ofproto->stp, s->hello_time); | |
2415 | stp_set_max_age(ofproto->stp, s->max_age); | |
2416 | stp_set_forward_delay(ofproto->stp, s->fwd_delay); | |
2417 | } else { | |
851bf71d EJ |
2418 | struct ofport *ofport; |
2419 | ||
2420 | HMAP_FOR_EACH (ofport, hmap_node, &ofproto->up.ports) { | |
2421 | set_stp_port(ofport, NULL); | |
2422 | } | |
2423 | ||
bd54dbcd | 2424 | stp_unref(ofproto->stp); |
21f7563c JP |
2425 | ofproto->stp = NULL; |
2426 | } | |
2427 | ||
2428 | return 0; | |
2429 | } | |
2430 | ||
2431 | static int | |
2432 | get_stp_status(struct ofproto *ofproto_, struct ofproto_stp_status *s) | |
2433 | { | |
2434 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
2435 | ||
2436 | if (ofproto->stp) { | |
2437 | s->enabled = true; | |
2438 | s->bridge_id = stp_get_bridge_id(ofproto->stp); | |
2439 | s->designated_root = stp_get_designated_root(ofproto->stp); | |
2440 | s->root_path_cost = stp_get_root_path_cost(ofproto->stp); | |
2441 | } else { | |
2442 | s->enabled = false; | |
2443 | } | |
2444 | ||
2445 | return 0; | |
2446 | } | |
2447 | ||
2448 | static void | |
2449 | update_stp_port_state(struct ofport_dpif *ofport) | |
2450 | { | |
2451 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofport->up.ofproto); | |
2452 | enum stp_state state; | |
2453 | ||
2454 | /* Figure out new state. */ | |
2455 | state = ofport->stp_port ? stp_port_get_state(ofport->stp_port) | |
2456 | : STP_DISABLED; | |
2457 | ||
2458 | /* Update state. */ | |
2459 | if (ofport->stp_state != state) { | |
9e1fd49b | 2460 | enum ofputil_port_state of_state; |
21f7563c JP |
2461 | bool fwd_change; |
2462 | ||
9a0bb428 JR |
2463 | VLOG_DBG("port %s: STP state changed from %s to %s", |
2464 | netdev_get_name(ofport->up.netdev), | |
2465 | stp_state_name(ofport->stp_state), | |
2466 | stp_state_name(state)); | |
21f7563c JP |
2467 | if (stp_learn_in_state(ofport->stp_state) |
2468 | != stp_learn_in_state(state)) { | |
2469 | /* xxx Learning action flows should also be flushed. */ | |
509c0149 | 2470 | ovs_rwlock_wrlock(&ofproto->ml->rwlock); |
30618594 | 2471 | mac_learning_flush(ofproto->ml); |
509c0149 | 2472 | ovs_rwlock_unlock(&ofproto->ml->rwlock); |
6d95c4e8 | 2473 | mcast_snooping_mdb_flush(ofproto->ms); |
21f7563c JP |
2474 | } |
2475 | fwd_change = stp_forward_in_state(ofport->stp_state) | |
2476 | != stp_forward_in_state(state); | |
2477 | ||
2cc3c58e | 2478 | ofproto->backer->need_revalidate = REV_STP; |
21f7563c JP |
2479 | ofport->stp_state = state; |
2480 | ofport->stp_state_entered = time_msec(); | |
2481 | ||
b308140a | 2482 | if (fwd_change && ofport->bundle) { |
21f7563c JP |
2483 | bundle_update(ofport->bundle); |
2484 | } | |
2485 | ||
2486 | /* Update the STP state bits in the OpenFlow port description. */ | |
9e1fd49b BP |
2487 | of_state = ofport->up.pp.state & ~OFPUTIL_PS_STP_MASK; |
2488 | of_state |= (state == STP_LISTENING ? OFPUTIL_PS_STP_LISTEN | |
2489 | : state == STP_LEARNING ? OFPUTIL_PS_STP_LEARN | |
2490 | : state == STP_FORWARDING ? OFPUTIL_PS_STP_FORWARD | |
2491 | : state == STP_BLOCKING ? OFPUTIL_PS_STP_BLOCK | |
2492 | : 0); | |
21f7563c JP |
2493 | ofproto_port_set_state(&ofport->up, of_state); |
2494 | } | |
2495 | } | |
2496 | ||
2497 | /* Configures STP on 'ofport_' using the settings defined in 's'. The | |
2498 | * caller is responsible for assigning STP port numbers and ensuring | |
2499 | * there are no duplicates. */ | |
2500 | static int | |
2501 | set_stp_port(struct ofport *ofport_, | |
2502 | const struct ofproto_port_stp_settings *s) | |
2503 | { | |
2504 | struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
2505 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofport->up.ofproto); | |
2506 | struct stp_port *sp = ofport->stp_port; | |
2507 | ||
2508 | if (!s || !s->enable) { | |
2509 | if (sp) { | |
2510 | ofport->stp_port = NULL; | |
2511 | stp_port_disable(sp); | |
ecd12731 | 2512 | update_stp_port_state(ofport); |
21f7563c JP |
2513 | } |
2514 | return 0; | |
2515 | } else if (sp && stp_port_no(sp) != s->port_num | |
f025bcb7 | 2516 | && ofport == stp_port_get_aux(sp)) { |
21f7563c JP |
2517 | /* The port-id changed, so disable the old one if it's not |
2518 | * already in use by another port. */ | |
2519 | stp_port_disable(sp); | |
2520 | } | |
2521 | ||
2522 | sp = ofport->stp_port = stp_get_port(ofproto->stp, s->port_num); | |
21f7563c | 2523 | |
fb20b0bf JR |
2524 | /* Set name before enabling the port so that debugging messages can print |
2525 | * the name. */ | |
11306274 | 2526 | stp_port_set_name(sp, netdev_get_name(ofport->up.netdev)); |
fb20b0bf JR |
2527 | stp_port_enable(sp); |
2528 | ||
21f7563c JP |
2529 | stp_port_set_aux(sp, ofport); |
2530 | stp_port_set_priority(sp, s->priority); | |
2531 | stp_port_set_path_cost(sp, s->path_cost); | |
2532 | ||
2533 | update_stp_port_state(ofport); | |
2534 | ||
2535 | return 0; | |
2536 | } | |
2537 | ||
2538 | static int | |
2539 | get_stp_port_status(struct ofport *ofport_, | |
2540 | struct ofproto_port_stp_status *s) | |
2541 | { | |
2542 | struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
2543 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofport->up.ofproto); | |
2544 | struct stp_port *sp = ofport->stp_port; | |
2545 | ||
2546 | if (!ofproto->stp || !sp) { | |
2547 | s->enabled = false; | |
2548 | return 0; | |
2549 | } | |
2550 | ||
2551 | s->enabled = true; | |
2552 | s->port_id = stp_port_get_id(sp); | |
2553 | s->state = stp_port_get_state(sp); | |
2554 | s->sec_in_state = (time_msec() - ofport->stp_state_entered) / 1000; | |
2555 | s->role = stp_port_get_role(sp); | |
fd28ce3a JS |
2556 | |
2557 | return 0; | |
2558 | } | |
2559 | ||
2560 | static int | |
2561 | get_stp_port_stats(struct ofport *ofport_, | |
2562 | struct ofproto_port_stp_stats *s) | |
2563 | { | |
2564 | struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
2565 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofport->up.ofproto); | |
2566 | struct stp_port *sp = ofport->stp_port; | |
2567 | ||
2568 | if (!ofproto->stp || !sp) { | |
2569 | s->enabled = false; | |
2570 | return 0; | |
2571 | } | |
2572 | ||
2573 | s->enabled = true; | |
80740385 | 2574 | stp_port_get_counts(sp, &s->tx_count, &s->rx_count, &s->error_count); |
21f7563c JP |
2575 | |
2576 | return 0; | |
2577 | } | |
2578 | ||
2579 | static void | |
2580 | stp_run(struct ofproto_dpif *ofproto) | |
2581 | { | |
2582 | if (ofproto->stp) { | |
2583 | long long int now = time_msec(); | |
2584 | long long int elapsed = now - ofproto->stp_last_tick; | |
2585 | struct stp_port *sp; | |
2586 | ||
2587 | if (elapsed > 0) { | |
2588 | stp_tick(ofproto->stp, MIN(INT_MAX, elapsed)); | |
2589 | ofproto->stp_last_tick = now; | |
2590 | } | |
2591 | while (stp_get_changed_port(ofproto->stp, &sp)) { | |
2592 | struct ofport_dpif *ofport = stp_port_get_aux(sp); | |
2593 | ||
2594 | if (ofport) { | |
2595 | update_stp_port_state(ofport); | |
2596 | } | |
2597 | } | |
6ae50723 EJ |
2598 | |
2599 | if (stp_check_and_reset_fdb_flush(ofproto->stp)) { | |
509c0149 | 2600 | ovs_rwlock_wrlock(&ofproto->ml->rwlock); |
30618594 | 2601 | mac_learning_flush(ofproto->ml); |
509c0149 | 2602 | ovs_rwlock_unlock(&ofproto->ml->rwlock); |
6d95c4e8 | 2603 | mcast_snooping_mdb_flush(ofproto->ms); |
6ae50723 | 2604 | } |
21f7563c JP |
2605 | } |
2606 | } | |
2607 | ||
2608 | static void | |
2609 | stp_wait(struct ofproto_dpif *ofproto) | |
2610 | { | |
2611 | if (ofproto->stp) { | |
2612 | poll_timer_wait(1000); | |
2613 | } | |
2614 | } | |
9efd308e DV |
2615 | |
2616 | /* Configures RSTP on 'ofport_' using the settings defined in 's'. The | |
2617 | * caller is responsible for assigning RSTP port numbers and ensuring | |
2618 | * there are no duplicates. */ | |
2619 | static void | |
2620 | set_rstp_port(struct ofport *ofport_, | |
cc33c223 | 2621 | const struct ofproto_port_rstp_settings *s) |
9efd308e DV |
2622 | { |
2623 | struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
2624 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofport->up.ofproto); | |
2625 | struct rstp_port *rp = ofport->rstp_port; | |
9efd308e DV |
2626 | |
2627 | if (!s || !s->enable) { | |
2628 | if (rp) { | |
e73e9165 JR |
2629 | rstp_port_set_aux(rp, NULL); |
2630 | rstp_port_set_state(rp, RSTP_DISABLED); | |
2631 | rstp_port_set_mac_operational(rp, false); | |
9efd308e | 2632 | ofport->rstp_port = NULL; |
e73e9165 | 2633 | rstp_port_unref(rp); |
9efd308e DV |
2634 | update_rstp_port_state(ofport); |
2635 | } | |
9efd308e DV |
2636 | return; |
2637 | } | |
f025bcb7 JR |
2638 | |
2639 | /* Check if need to add a new port. */ | |
9efd308e DV |
2640 | if (!rp) { |
2641 | rp = ofport->rstp_port = rstp_add_port(ofproto->rstp); | |
2642 | } | |
9efd308e | 2643 | |
f025bcb7 | 2644 | rstp_port_set(rp, s->port_num, s->priority, s->path_cost, |
67e8c1ac JR |
2645 | s->admin_edge_port, s->auto_edge, |
2646 | s->admin_p2p_mac_state, s->admin_port_state, s->mcheck, | |
2647 | ofport); | |
9efd308e | 2648 | update_rstp_port_state(ofport); |
29db47ce JR |
2649 | /* Synchronize operational status. */ |
2650 | rstp_port_set_mac_operational(rp, ofport->may_enable); | |
9efd308e DV |
2651 | } |
2652 | ||
2653 | static void | |
2654 | get_rstp_port_status(struct ofport *ofport_, | |
2655 | struct ofproto_port_rstp_status *s) | |
2656 | { | |
2657 | struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
2658 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofport->up.ofproto); | |
2659 | struct rstp_port *rp = ofport->rstp_port; | |
2660 | ||
2661 | if (!ofproto->rstp || !rp) { | |
2662 | s->enabled = false; | |
2663 | return; | |
2664 | } | |
2665 | ||
2666 | s->enabled = true; | |
9c64e6b8 JR |
2667 | rstp_port_get_status(rp, &s->port_id, &s->state, &s->role, |
2668 | &s->designated_bridge_id, &s->designated_port_id, | |
2669 | &s->designated_path_cost, &s->tx_count, | |
f025bcb7 | 2670 | &s->rx_count, &s->error_count, &s->uptime); |
9efd308e DV |
2671 | } |
2672 | ||
21f7563c | 2673 | \f |
8b36f51e | 2674 | static int |
55954f6e | 2675 | set_queues(struct ofport *ofport_, const struct ofproto_port_queue *qdscp, |
8b36f51e EJ |
2676 | size_t n_qdscp) |
2677 | { | |
2678 | struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
2679 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofport->up.ofproto); | |
8b36f51e | 2680 | |
55954f6e EJ |
2681 | if (ofport->n_qdscp != n_qdscp |
2682 | || (n_qdscp && memcmp(ofport->qdscp, qdscp, | |
2683 | n_qdscp * sizeof *qdscp))) { | |
2cc3c58e | 2684 | ofproto->backer->need_revalidate = REV_RECONFIGURE; |
55954f6e EJ |
2685 | free(ofport->qdscp); |
2686 | ofport->qdscp = n_qdscp | |
2687 | ? xmemdup(qdscp, n_qdscp * sizeof *qdscp) | |
2688 | : NULL; | |
2689 | ofport->n_qdscp = n_qdscp; | |
8b36f51e EJ |
2690 | } |
2691 | ||
8b36f51e EJ |
2692 | return 0; |
2693 | } | |
2694 | \f | |
abe529af BP |
2695 | /* Bundles. */ |
2696 | ||
b44a10b7 BP |
2697 | /* Expires all MAC learning entries associated with 'bundle' and forces its |
2698 | * ofproto to revalidate every flow. | |
2699 | * | |
2700 | * Normally MAC learning entries are removed only from the ofproto associated | |
2701 | * with 'bundle', but if 'all_ofprotos' is true, then the MAC learning entries | |
2702 | * are removed from every ofproto. When patch ports and SLB bonds are in use | |
2703 | * and a VM migration happens and the gratuitous ARPs are somehow lost, this | |
2704 | * avoids a MAC_ENTRY_IDLE_TIME delay before the migrated VM can communicate | |
2705 | * with the host from which it migrated. */ | |
abe529af | 2706 | static void |
b44a10b7 | 2707 | bundle_flush_macs(struct ofbundle *bundle, bool all_ofprotos) |
abe529af BP |
2708 | { |
2709 | struct ofproto_dpif *ofproto = bundle->ofproto; | |
2710 | struct mac_learning *ml = ofproto->ml; | |
2711 | struct mac_entry *mac, *next_mac; | |
2712 | ||
2cc3c58e | 2713 | ofproto->backer->need_revalidate = REV_RECONFIGURE; |
509c0149 | 2714 | ovs_rwlock_wrlock(&ml->rwlock); |
abe529af | 2715 | LIST_FOR_EACH_SAFE (mac, next_mac, lru_node, &ml->lrus) { |
9d078ec2 | 2716 | if (mac_entry_get_port(ml, mac) == bundle) { |
b44a10b7 BP |
2717 | if (all_ofprotos) { |
2718 | struct ofproto_dpif *o; | |
2719 | ||
2720 | HMAP_FOR_EACH (o, all_ofproto_dpifs_node, &all_ofproto_dpifs) { | |
2721 | if (o != ofproto) { | |
2722 | struct mac_entry *e; | |
2723 | ||
509c0149 | 2724 | ovs_rwlock_wrlock(&o->ml->rwlock); |
30618594 | 2725 | e = mac_learning_lookup(o->ml, mac->mac, mac->vlan); |
b44a10b7 | 2726 | if (e) { |
b44a10b7 BP |
2727 | mac_learning_expire(o->ml, e); |
2728 | } | |
509c0149 | 2729 | ovs_rwlock_unlock(&o->ml->rwlock); |
b44a10b7 BP |
2730 | } |
2731 | } | |
2732 | } | |
2733 | ||
abe529af BP |
2734 | mac_learning_expire(ml, mac); |
2735 | } | |
2736 | } | |
509c0149 | 2737 | ovs_rwlock_unlock(&ml->rwlock); |
abe529af BP |
2738 | } |
2739 | ||
2372c146 JR |
2740 | static void |
2741 | bundle_move(struct ofbundle *old, struct ofbundle *new) | |
2742 | { | |
2743 | struct ofproto_dpif *ofproto = old->ofproto; | |
2744 | struct mac_learning *ml = ofproto->ml; | |
2745 | struct mac_entry *mac, *next_mac; | |
2746 | ||
2747 | ovs_assert(new->ofproto == old->ofproto); | |
2748 | ||
2749 | ofproto->backer->need_revalidate = REV_RECONFIGURE; | |
2750 | ovs_rwlock_wrlock(&ml->rwlock); | |
2751 | LIST_FOR_EACH_SAFE (mac, next_mac, lru_node, &ml->lrus) { | |
9d078ec2 BP |
2752 | if (mac_entry_get_port(ml, mac) == old) { |
2753 | mac_entry_set_port(ml, mac, new); | |
2372c146 JR |
2754 | } |
2755 | } | |
2756 | ovs_rwlock_unlock(&ml->rwlock); | |
2757 | } | |
2758 | ||
abe529af BP |
2759 | static struct ofbundle * |
2760 | bundle_lookup(const struct ofproto_dpif *ofproto, void *aux) | |
2761 | { | |
2762 | struct ofbundle *bundle; | |
2763 | ||
2764 | HMAP_FOR_EACH_IN_BUCKET (bundle, hmap_node, hash_pointer(aux, 0), | |
2765 | &ofproto->bundles) { | |
2766 | if (bundle->aux == aux) { | |
2767 | return bundle; | |
2768 | } | |
2769 | } | |
2770 | return NULL; | |
2771 | } | |
2772 | ||
7bde8dd8 JP |
2773 | static void |
2774 | bundle_update(struct ofbundle *bundle) | |
2775 | { | |
2776 | struct ofport_dpif *port; | |
2777 | ||
2778 | bundle->floodable = true; | |
2779 | LIST_FOR_EACH (port, bundle_node, &bundle->ports) { | |
9e1fd49b | 2780 | if (port->up.pp.config & OFPUTIL_PC_NO_FLOOD |
a6363cfd | 2781 | || port->is_layer3 |
4b5f1996 DV |
2782 | || (bundle->ofproto->stp && !stp_forward_in_state(port->stp_state)) |
2783 | || (bundle->ofproto->rstp && !rstp_forward_in_state(port->rstp_state))) { | |
7bde8dd8 JP |
2784 | bundle->floodable = false; |
2785 | break; | |
2786 | } | |
2787 | } | |
2788 | } | |
2789 | ||
abe529af BP |
2790 | static void |
2791 | bundle_del_port(struct ofport_dpif *port) | |
2792 | { | |
2793 | struct ofbundle *bundle = port->bundle; | |
2794 | ||
2cc3c58e | 2795 | bundle->ofproto->backer->need_revalidate = REV_RECONFIGURE; |
6f77f4ae | 2796 | |
417e7e66 | 2797 | ovs_list_remove(&port->bundle_node); |
abe529af BP |
2798 | port->bundle = NULL; |
2799 | ||
2800 | if (bundle->lacp) { | |
2801 | lacp_slave_unregister(bundle->lacp, port); | |
2802 | } | |
2803 | if (bundle->bond) { | |
2804 | bond_slave_unregister(bundle->bond, port); | |
2805 | } | |
2806 | ||
7bde8dd8 | 2807 | bundle_update(bundle); |
abe529af BP |
2808 | } |
2809 | ||
2810 | static bool | |
4e022ec0 | 2811 | bundle_add_port(struct ofbundle *bundle, ofp_port_t ofp_port, |
df53d41c | 2812 | struct lacp_slave_settings *lacp) |
abe529af BP |
2813 | { |
2814 | struct ofport_dpif *port; | |
2815 | ||
e672ff9b | 2816 | port = ofp_port_to_ofport(bundle->ofproto, ofp_port); |
abe529af BP |
2817 | if (!port) { |
2818 | return false; | |
2819 | } | |
2820 | ||
2821 | if (port->bundle != bundle) { | |
2cc3c58e | 2822 | bundle->ofproto->backer->need_revalidate = REV_RECONFIGURE; |
abe529af | 2823 | if (port->bundle) { |
e019a574 | 2824 | bundle_remove(&port->up); |
abe529af BP |
2825 | } |
2826 | ||
2827 | port->bundle = bundle; | |
417e7e66 | 2828 | ovs_list_push_back(&bundle->ports, &port->bundle_node); |
9e1fd49b | 2829 | if (port->up.pp.config & OFPUTIL_PC_NO_FLOOD |
a6363cfd | 2830 | || port->is_layer3 |
4b5f1996 DV |
2831 | || (bundle->ofproto->stp && !stp_forward_in_state(port->stp_state)) |
2832 | || (bundle->ofproto->rstp && !rstp_forward_in_state(port->rstp_state))) { | |
abe529af BP |
2833 | bundle->floodable = false; |
2834 | } | |
2835 | } | |
2836 | if (lacp) { | |
2cc3c58e | 2837 | bundle->ofproto->backer->need_revalidate = REV_RECONFIGURE; |
abe529af BP |
2838 | lacp_slave_register(bundle->lacp, port, lacp); |
2839 | } | |
2840 | ||
2841 | return true; | |
2842 | } | |
2843 | ||
2844 | static void | |
2845 | bundle_destroy(struct ofbundle *bundle) | |
2846 | { | |
2847 | struct ofproto_dpif *ofproto; | |
2848 | struct ofport_dpif *port, *next_port; | |
abe529af BP |
2849 | |
2850 | if (!bundle) { | |
2851 | return; | |
2852 | } | |
2853 | ||
2854 | ofproto = bundle->ofproto; | |
67912650 | 2855 | mbridge_unregister_bundle(ofproto->mbridge, bundle); |
abe529af | 2856 | |
84f0f298 | 2857 | xlate_txn_start(); |
46c88433 | 2858 | xlate_bundle_remove(bundle); |
84f0f298 | 2859 | xlate_txn_commit(); |
46c88433 | 2860 | |
abe529af BP |
2861 | LIST_FOR_EACH_SAFE (port, next_port, bundle_node, &bundle->ports) { |
2862 | bundle_del_port(port); | |
2863 | } | |
2864 | ||
b44a10b7 | 2865 | bundle_flush_macs(bundle, true); |
abe529af BP |
2866 | hmap_remove(&ofproto->bundles, &bundle->hmap_node); |
2867 | free(bundle->name); | |
2868 | free(bundle->trunks); | |
91779071 | 2869 | lacp_unref(bundle->lacp); |
03366a2d | 2870 | bond_unref(bundle->bond); |
abe529af BP |
2871 | free(bundle); |
2872 | } | |
2873 | ||
2874 | static int | |
2875 | bundle_set(struct ofproto *ofproto_, void *aux, | |
2876 | const struct ofproto_bundle_settings *s) | |
2877 | { | |
2878 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
2879 | bool need_flush = false; | |
abe529af BP |
2880 | struct ofport_dpif *port; |
2881 | struct ofbundle *bundle; | |
ecac4ebf BP |
2882 | unsigned long *trunks; |
2883 | int vlan; | |
abe529af BP |
2884 | size_t i; |
2885 | bool ok; | |
2886 | ||
2887 | if (!s) { | |
2888 | bundle_destroy(bundle_lookup(ofproto, aux)); | |
2889 | return 0; | |
2890 | } | |
2891 | ||
cb22974d BP |
2892 | ovs_assert(s->n_slaves == 1 || s->bond != NULL); |
2893 | ovs_assert((s->lacp != NULL) == (s->lacp_slaves != NULL)); | |
abe529af BP |
2894 | |
2895 | bundle = bundle_lookup(ofproto, aux); | |
2896 | if (!bundle) { | |
2897 | bundle = xmalloc(sizeof *bundle); | |
2898 | ||
2899 | bundle->ofproto = ofproto; | |
2900 | hmap_insert(&ofproto->bundles, &bundle->hmap_node, | |
2901 | hash_pointer(aux, 0)); | |
2902 | bundle->aux = aux; | |
2903 | bundle->name = NULL; | |
2904 | ||
417e7e66 | 2905 | ovs_list_init(&bundle->ports); |
ecac4ebf | 2906 | bundle->vlan_mode = PORT_VLAN_TRUNK; |
abe529af BP |
2907 | bundle->vlan = -1; |
2908 | bundle->trunks = NULL; | |
5e9ceccd | 2909 | bundle->use_priority_tags = s->use_priority_tags; |
abe529af BP |
2910 | bundle->lacp = NULL; |
2911 | bundle->bond = NULL; | |
2912 | ||
2913 | bundle->floodable = true; | |
c005f976 | 2914 | bundle->protected = false; |
ec7ceaed | 2915 | mbridge_register_bundle(ofproto->mbridge, bundle); |
abe529af BP |
2916 | } |
2917 | ||
2918 | if (!bundle->name || strcmp(s->name, bundle->name)) { | |
2919 | free(bundle->name); | |
2920 | bundle->name = xstrdup(s->name); | |
2921 | } | |
2922 | ||
2923 | /* LACP. */ | |
2924 | if (s->lacp) { | |
e2d13c43 | 2925 | ofproto->lacp_enabled = true; |
abe529af | 2926 | if (!bundle->lacp) { |
2cc3c58e | 2927 | ofproto->backer->need_revalidate = REV_RECONFIGURE; |
abe529af BP |
2928 | bundle->lacp = lacp_create(); |
2929 | } | |
2930 | lacp_configure(bundle->lacp, s->lacp); | |
2931 | } else { | |
91779071 | 2932 | lacp_unref(bundle->lacp); |
abe529af BP |
2933 | bundle->lacp = NULL; |
2934 | } | |
2935 | ||
2936 | /* Update set of ports. */ | |
2937 | ok = true; | |
2938 | for (i = 0; i < s->n_slaves; i++) { | |
2939 | if (!bundle_add_port(bundle, s->slaves[i], | |
df53d41c | 2940 | s->lacp ? &s->lacp_slaves[i] : NULL)) { |
abe529af BP |
2941 | ok = false; |
2942 | } | |
2943 | } | |
417e7e66 | 2944 | if (!ok || ovs_list_size(&bundle->ports) != s->n_slaves) { |
abe529af BP |
2945 | struct ofport_dpif *next_port; |
2946 | ||
2947 | LIST_FOR_EACH_SAFE (port, next_port, bundle_node, &bundle->ports) { | |
2948 | for (i = 0; i < s->n_slaves; i++) { | |
56c769ab | 2949 | if (s->slaves[i] == port->up.ofp_port) { |
abe529af BP |
2950 | goto found; |
2951 | } | |
2952 | } | |
2953 | ||
2954 | bundle_del_port(port); | |
2955 | found: ; | |
2956 | } | |
2957 | } | |
417e7e66 | 2958 | ovs_assert(ovs_list_size(&bundle->ports) <= s->n_slaves); |
abe529af | 2959 | |
417e7e66 | 2960 | if (ovs_list_is_empty(&bundle->ports)) { |
abe529af BP |
2961 | bundle_destroy(bundle); |
2962 | return EINVAL; | |
2963 | } | |
2964 | ||
ecac4ebf | 2965 | /* Set VLAN tagging mode */ |
5e9ceccd BP |
2966 | if (s->vlan_mode != bundle->vlan_mode |
2967 | || s->use_priority_tags != bundle->use_priority_tags) { | |
ecac4ebf | 2968 | bundle->vlan_mode = s->vlan_mode; |
5e9ceccd | 2969 | bundle->use_priority_tags = s->use_priority_tags; |
ecac4ebf BP |
2970 | need_flush = true; |
2971 | } | |
2972 | ||
abe529af | 2973 | /* Set VLAN tag. */ |
ecac4ebf BP |
2974 | vlan = (s->vlan_mode == PORT_VLAN_TRUNK ? -1 |
2975 | : s->vlan >= 0 && s->vlan <= 4095 ? s->vlan | |
2976 | : 0); | |
2977 | if (vlan != bundle->vlan) { | |
2978 | bundle->vlan = vlan; | |
abe529af BP |
2979 | need_flush = true; |
2980 | } | |
2981 | ||
2982 | /* Get trunked VLANs. */ | |
ecac4ebf BP |
2983 | switch (s->vlan_mode) { |
2984 | case PORT_VLAN_ACCESS: | |
2985 | trunks = NULL; | |
2986 | break; | |
2987 | ||
2988 | case PORT_VLAN_TRUNK: | |
ebc56baa | 2989 | trunks = CONST_CAST(unsigned long *, s->trunks); |
ecac4ebf BP |
2990 | break; |
2991 | ||
2992 | case PORT_VLAN_NATIVE_UNTAGGED: | |
2993 | case PORT_VLAN_NATIVE_TAGGED: | |
2994 | if (vlan != 0 && (!s->trunks | |
2995 | || !bitmap_is_set(s->trunks, vlan) | |
2996 | || bitmap_is_set(s->trunks, 0))) { | |
2997 | /* Force trunking the native VLAN and prohibit trunking VLAN 0. */ | |
2998 | if (s->trunks) { | |
2999 | trunks = bitmap_clone(s->trunks, 4096); | |
3000 | } else { | |
3001 | trunks = bitmap_allocate1(4096); | |
3002 | } | |
3003 | bitmap_set1(trunks, vlan); | |
3004 | bitmap_set0(trunks, 0); | |
3005 | } else { | |
ebc56baa | 3006 | trunks = CONST_CAST(unsigned long *, s->trunks); |
ecac4ebf BP |
3007 | } |
3008 | break; | |
3009 | ||
3010 | default: | |
428b2edd | 3011 | OVS_NOT_REACHED(); |
ecac4ebf | 3012 | } |
abe529af BP |
3013 | if (!vlan_bitmap_equal(trunks, bundle->trunks)) { |
3014 | free(bundle->trunks); | |
ecac4ebf BP |
3015 | if (trunks == s->trunks) { |
3016 | bundle->trunks = vlan_bitmap_clone(trunks); | |
3017 | } else { | |
3018 | bundle->trunks = trunks; | |
3019 | trunks = NULL; | |
3020 | } | |
abe529af BP |
3021 | need_flush = true; |
3022 | } | |
ecac4ebf BP |
3023 | if (trunks != s->trunks) { |
3024 | free(trunks); | |
3025 | } | |
abe529af BP |
3026 | |
3027 | /* Bonding. */ | |
417e7e66 | 3028 | if (!ovs_list_is_short(&bundle->ports)) { |
abe529af BP |
3029 | bundle->ofproto->has_bonded_bundles = true; |
3030 | if (bundle->bond) { | |
3031 | if (bond_reconfigure(bundle->bond, s->bond)) { | |
2cc3c58e | 3032 | ofproto->backer->need_revalidate = REV_RECONFIGURE; |
abe529af BP |
3033 | } |
3034 | } else { | |
adcf00ba | 3035 | bundle->bond = bond_create(s->bond, ofproto); |
2cc3c58e | 3036 | ofproto->backer->need_revalidate = REV_RECONFIGURE; |
abe529af BP |
3037 | } |
3038 | ||
3039 | LIST_FOR_EACH (port, bundle_node, &bundle->ports) { | |
adcf00ba AZ |
3040 | bond_slave_register(bundle->bond, port, |
3041 | port->up.ofp_port, port->up.netdev); | |
abe529af BP |
3042 | } |
3043 | } else { | |
03366a2d | 3044 | bond_unref(bundle->bond); |
abe529af BP |
3045 | bundle->bond = NULL; |
3046 | } | |
3047 | ||
c005f976 BK |
3048 | /* Set proteced port mode */ |
3049 | if (s->protected != bundle->protected) { | |
3050 | bundle->protected = s->protected; | |
3051 | need_flush = true; | |
3052 | } | |
3053 | ||
abe529af BP |
3054 | /* If we changed something that would affect MAC learning, un-learn |
3055 | * everything on this port and force flow revalidation. */ | |
3056 | if (need_flush) { | |
b44a10b7 | 3057 | bundle_flush_macs(bundle, false); |
abe529af BP |
3058 | } |
3059 | ||
3060 | return 0; | |
3061 | } | |
3062 | ||
3063 | static void | |
3064 | bundle_remove(struct ofport *port_) | |
3065 | { | |
3066 | struct ofport_dpif *port = ofport_dpif_cast(port_); | |
3067 | struct ofbundle *bundle = port->bundle; | |
3068 | ||
3069 | if (bundle) { | |
3070 | bundle_del_port(port); | |
417e7e66 | 3071 | if (ovs_list_is_empty(&bundle->ports)) { |
abe529af | 3072 | bundle_destroy(bundle); |
417e7e66 | 3073 | } else if (ovs_list_is_short(&bundle->ports)) { |
03366a2d | 3074 | bond_unref(bundle->bond); |
abe529af BP |
3075 | bundle->bond = NULL; |
3076 | } | |
3077 | } | |
3078 | } | |
3079 | ||
3080 | static void | |
5f877369 | 3081 | send_pdu_cb(void *port_, const void *pdu, size_t pdu_size) |
abe529af BP |
3082 | { |
3083 | static struct vlog_rate_limit rl = VLOG_RATE_LIMIT_INIT(1, 10); | |
3084 | struct ofport_dpif *port = port_; | |
74ff3298 | 3085 | struct eth_addr ea; |
abe529af BP |
3086 | int error; |
3087 | ||
74ff3298 | 3088 | error = netdev_get_etheraddr(port->up.netdev, &ea); |
abe529af | 3089 | if (!error) { |
cf62fa4c | 3090 | struct dp_packet packet; |
5f877369 | 3091 | void *packet_pdu; |
abe529af | 3092 | |
cf62fa4c | 3093 | dp_packet_init(&packet, 0); |
abe529af | 3094 | packet_pdu = eth_compose(&packet, eth_addr_lacp, ea, ETH_TYPE_LACP, |
5f877369 EJ |
3095 | pdu_size); |
3096 | memcpy(packet_pdu, pdu, pdu_size); | |
3097 | ||
2eb79142 | 3098 | ofproto_dpif_send_packet(port, false, &packet); |
cf62fa4c | 3099 | dp_packet_uninit(&packet); |
abe529af BP |
3100 | } else { |
3101 | VLOG_ERR_RL(&rl, "port %s: cannot obtain Ethernet address of iface " | |
3102 | "%s (%s)", port->bundle->name, | |
10a89ef0 | 3103 | netdev_get_name(port->up.netdev), ovs_strerror(error)); |
abe529af BP |
3104 | } |
3105 | } | |
3106 | ||
3107 | static void | |
3108 | bundle_send_learning_packets(struct ofbundle *bundle) | |
3109 | { | |
3110 | struct ofproto_dpif *ofproto = bundle->ofproto; | |
3111 | int error, n_packets, n_errors; | |
3112 | struct mac_entry *e; | |
8613db65 DDP |
3113 | struct pkt_list { |
3114 | struct ovs_list list_node; | |
3115 | struct ofport_dpif *port; | |
3116 | struct dp_packet *pkt; | |
3117 | } *pkt_node; | |
ca6ba700 | 3118 | struct ovs_list packets; |
abe529af | 3119 | |
417e7e66 | 3120 | ovs_list_init(&packets); |
509c0149 | 3121 | ovs_rwlock_rdlock(&ofproto->ml->rwlock); |
abe529af | 3122 | LIST_FOR_EACH (e, lru_node, &ofproto->ml->lrus) { |
9d078ec2 | 3123 | if (mac_entry_get_port(ofproto->ml, e) != bundle) { |
8613db65 DDP |
3124 | pkt_node = xmalloc(sizeof *pkt_node); |
3125 | pkt_node->pkt = bond_compose_learning_packet(bundle->bond, | |
3126 | e->mac, e->vlan, | |
3127 | (void **)&pkt_node->port); | |
417e7e66 | 3128 | ovs_list_push_back(&packets, &pkt_node->list_node); |
abe529af BP |
3129 | } |
3130 | } | |
509c0149 | 3131 | ovs_rwlock_unlock(&ofproto->ml->rwlock); |
abe529af | 3132 | |
0165217e | 3133 | error = n_packets = n_errors = 0; |
8613db65 | 3134 | LIST_FOR_EACH_POP (pkt_node, list_node, &packets) { |
0165217e EJ |
3135 | int ret; |
3136 | ||
2eb79142 | 3137 | ret = ofproto_dpif_send_packet(pkt_node->port, false, pkt_node->pkt); |
8613db65 DDP |
3138 | dp_packet_delete(pkt_node->pkt); |
3139 | free(pkt_node); | |
0165217e EJ |
3140 | if (ret) { |
3141 | error = ret; | |
3142 | n_errors++; | |
3143 | } | |
3144 | n_packets++; | |
3145 | } | |
0165217e | 3146 | |
abe529af BP |
3147 | if (n_errors) { |
3148 | static struct vlog_rate_limit rl = VLOG_RATE_LIMIT_INIT(1, 5); | |
3149 | VLOG_WARN_RL(&rl, "bond %s: %d errors sending %d gratuitous learning " | |
3150 | "packets, last error was: %s", | |
10a89ef0 | 3151 | bundle->name, n_errors, n_packets, ovs_strerror(error)); |
abe529af BP |
3152 | } else { |
3153 | VLOG_DBG("bond %s: sent %d gratuitous learning packets", | |
3154 | bundle->name, n_packets); | |
3155 | } | |
3156 | } | |
3157 | ||
3158 | static void | |
3159 | bundle_run(struct ofbundle *bundle) | |
3160 | { | |
3161 | if (bundle->lacp) { | |
3162 | lacp_run(bundle->lacp, send_pdu_cb); | |
3163 | } | |
3164 | if (bundle->bond) { | |
3165 | struct ofport_dpif *port; | |
3166 | ||
3167 | LIST_FOR_EACH (port, bundle_node, &bundle->ports) { | |
015e08bc | 3168 | bond_slave_set_may_enable(bundle->bond, port, port->may_enable); |
abe529af BP |
3169 | } |
3170 | ||
4a1b8f30 EJ |
3171 | if (bond_run(bundle->bond, lacp_status(bundle->lacp))) { |
3172 | bundle->ofproto->backer->need_revalidate = REV_BOND; | |
3173 | } | |
3174 | ||
abe529af BP |
3175 | if (bond_should_send_learning_packets(bundle->bond)) { |
3176 | bundle_send_learning_packets(bundle); | |
3177 | } | |
3178 | } | |
3179 | } | |
3180 | ||
3181 | static void | |
3182 | bundle_wait(struct ofbundle *bundle) | |
3183 | { | |
3184 | if (bundle->lacp) { | |
3185 | lacp_wait(bundle->lacp); | |
3186 | } | |
3187 | if (bundle->bond) { | |
3188 | bond_wait(bundle->bond); | |
3189 | } | |
3190 | } | |
3191 | \f | |
3192 | /* Mirrors. */ | |
3193 | ||
3194 | static int | |
ec7ceaed EJ |
3195 | mirror_set__(struct ofproto *ofproto_, void *aux, |
3196 | const struct ofproto_mirror_settings *s) | |
abe529af BP |
3197 | { |
3198 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
ec7ceaed EJ |
3199 | struct ofbundle **srcs, **dsts; |
3200 | int error; | |
3201 | size_t i; | |
abe529af | 3202 | |
abe529af | 3203 | if (!s) { |
ec7ceaed | 3204 | mirror_destroy(ofproto->mbridge, aux); |
abe529af BP |
3205 | return 0; |
3206 | } | |
3207 | ||
ec7ceaed EJ |
3208 | srcs = xmalloc(s->n_srcs * sizeof *srcs); |
3209 | dsts = xmalloc(s->n_dsts * sizeof *dsts); | |
abe529af | 3210 | |
ec7ceaed EJ |
3211 | for (i = 0; i < s->n_srcs; i++) { |
3212 | srcs[i] = bundle_lookup(ofproto, s->srcs[i]); | |
abe529af BP |
3213 | } |
3214 | ||
ec7ceaed EJ |
3215 | for (i = 0; i < s->n_dsts; i++) { |
3216 | dsts[i] = bundle_lookup(ofproto, s->dsts[i]); | |
abe529af BP |
3217 | } |
3218 | ||
ec7ceaed EJ |
3219 | error = mirror_set(ofproto->mbridge, aux, s->name, srcs, s->n_srcs, dsts, |
3220 | s->n_dsts, s->src_vlans, | |
1356dbd1 WT |
3221 | bundle_lookup(ofproto, s->out_bundle), |
3222 | s->snaplen, s->out_vlan); | |
ec7ceaed EJ |
3223 | free(srcs); |
3224 | free(dsts); | |
3225 | return error; | |
abe529af BP |
3226 | } |
3227 | ||
9d24de3b | 3228 | static int |
ec7ceaed EJ |
3229 | mirror_get_stats__(struct ofproto *ofproto, void *aux, |
3230 | uint64_t *packets, uint64_t *bytes) | |
9d24de3b | 3231 | { |
ec7ceaed EJ |
3232 | return mirror_get_stats(ofproto_dpif_cast(ofproto)->mbridge, aux, packets, |
3233 | bytes); | |
9d24de3b JP |
3234 | } |
3235 | ||
abe529af BP |
3236 | static int |
3237 | set_flood_vlans(struct ofproto *ofproto_, unsigned long *flood_vlans) | |
3238 | { | |
3239 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
509c0149 | 3240 | ovs_rwlock_wrlock(&ofproto->ml->rwlock); |
abe529af | 3241 | if (mac_learning_set_flood_vlans(ofproto->ml, flood_vlans)) { |
30618594 | 3242 | mac_learning_flush(ofproto->ml); |
abe529af | 3243 | } |
509c0149 | 3244 | ovs_rwlock_unlock(&ofproto->ml->rwlock); |
abe529af BP |
3245 | return 0; |
3246 | } | |
3247 | ||
3248 | static bool | |
b4affc74 | 3249 | is_mirror_output_bundle(const struct ofproto *ofproto_, void *aux) |
abe529af BP |
3250 | { |
3251 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
3252 | struct ofbundle *bundle = bundle_lookup(ofproto, aux); | |
ec7ceaed | 3253 | return bundle && mirror_bundle_out(ofproto->mbridge, bundle) != 0; |
abe529af | 3254 | } |
8402c74b SS |
3255 | |
3256 | static void | |
b53055f4 | 3257 | forward_bpdu_changed(struct ofproto *ofproto_) |
8402c74b SS |
3258 | { |
3259 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
2cc3c58e | 3260 | ofproto->backer->need_revalidate = REV_RECONFIGURE; |
8402c74b | 3261 | } |
e764773c BP |
3262 | |
3263 | static void | |
c4069512 BP |
3264 | set_mac_table_config(struct ofproto *ofproto_, unsigned int idle_time, |
3265 | size_t max_entries) | |
e764773c BP |
3266 | { |
3267 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
509c0149 | 3268 | ovs_rwlock_wrlock(&ofproto->ml->rwlock); |
e764773c | 3269 | mac_learning_set_idle_time(ofproto->ml, idle_time); |
c4069512 | 3270 | mac_learning_set_max_entries(ofproto->ml, max_entries); |
509c0149 | 3271 | ovs_rwlock_unlock(&ofproto->ml->rwlock); |
e764773c | 3272 | } |
7c38d0a5 FL |
3273 | |
3274 | /* Configures multicast snooping on 'ofport' using the settings | |
3275 | * defined in 's'. */ | |
3276 | static int | |
3277 | set_mcast_snooping(struct ofproto *ofproto_, | |
3278 | const struct ofproto_mcast_snooping_settings *s) | |
3279 | { | |
3280 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
3281 | ||
3282 | /* Only revalidate flows if the configuration changed. */ | |
3283 | if (!s != !ofproto->ms) { | |
3284 | ofproto->backer->need_revalidate = REV_RECONFIGURE; | |
3285 | } | |
3286 | ||
3287 | if (s) { | |
3288 | if (!ofproto->ms) { | |
3289 | ofproto->ms = mcast_snooping_create(); | |
3290 | } | |
3291 | ||
3292 | ovs_rwlock_wrlock(&ofproto->ms->rwlock); | |
3293 | mcast_snooping_set_idle_time(ofproto->ms, s->idle_time); | |
3294 | mcast_snooping_set_max_entries(ofproto->ms, s->max_entries); | |
3295 | if (mcast_snooping_set_flood_unreg(ofproto->ms, s->flood_unreg)) { | |
3296 | ofproto->backer->need_revalidate = REV_RECONFIGURE; | |
3297 | } | |
3298 | ovs_rwlock_unlock(&ofproto->ms->rwlock); | |
3299 | } else { | |
3300 | mcast_snooping_unref(ofproto->ms); | |
3301 | ofproto->ms = NULL; | |
3302 | } | |
3303 | ||
3304 | return 0; | |
3305 | } | |
3306 | ||
8e04a33f | 3307 | /* Configures multicast snooping port's flood settings on 'ofproto'. */ |
7c38d0a5 | 3308 | static int |
8e04a33f FL |
3309 | set_mcast_snooping_port(struct ofproto *ofproto_, void *aux, |
3310 | const struct ofproto_mcast_snooping_port_settings *s) | |
7c38d0a5 FL |
3311 | { |
3312 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
3313 | struct ofbundle *bundle = bundle_lookup(ofproto, aux); | |
3314 | ||
8e04a33f | 3315 | if (ofproto->ms && s) { |
7c38d0a5 | 3316 | ovs_rwlock_wrlock(&ofproto->ms->rwlock); |
8e04a33f FL |
3317 | mcast_snooping_set_port_flood(ofproto->ms, bundle, s->flood); |
3318 | mcast_snooping_set_port_flood_reports(ofproto->ms, bundle, | |
3319 | s->flood_reports); | |
7c38d0a5 FL |
3320 | ovs_rwlock_unlock(&ofproto->ms->rwlock); |
3321 | } | |
3322 | return 0; | |
3323 | } | |
3324 | ||
abe529af BP |
3325 | \f |
3326 | /* Ports. */ | |
3327 | ||
e672ff9b JR |
3328 | struct ofport_dpif * |
3329 | ofp_port_to_ofport(const struct ofproto_dpif *ofproto, ofp_port_t ofp_port) | |
abe529af | 3330 | { |
7df6a8bd BP |
3331 | struct ofport *ofport = ofproto_get_port(&ofproto->up, ofp_port); |
3332 | return ofport ? ofport_dpif_cast(ofport) : NULL; | |
abe529af BP |
3333 | } |
3334 | ||
abe529af | 3335 | static void |
e1b1d06a JP |
3336 | ofproto_port_from_dpif_port(struct ofproto_dpif *ofproto, |
3337 | struct ofproto_port *ofproto_port, | |
abe529af BP |
3338 | struct dpif_port *dpif_port) |
3339 | { | |
3340 | ofproto_port->name = dpif_port->name; | |
3341 | ofproto_port->type = dpif_port->type; | |
e1b1d06a | 3342 | ofproto_port->ofp_port = odp_port_to_ofp_port(ofproto, dpif_port->port_no); |
abe529af BP |
3343 | } |
3344 | ||
6cbbf4fa EJ |
3345 | static void |
3346 | ofport_update_peer(struct ofport_dpif *ofport) | |
0a740f48 EJ |
3347 | { |
3348 | const struct ofproto_dpif *ofproto; | |
6cbbf4fa | 3349 | struct dpif_backer *backer; |
161b6042 | 3350 | char *peer_name; |
6cbbf4fa EJ |
3351 | |
3352 | if (!netdev_vport_is_patch(ofport->up.netdev)) { | |
3353 | return; | |
3354 | } | |
3355 | ||
3356 | backer = ofproto_dpif_cast(ofport->up.ofproto)->backer; | |
7894e7da | 3357 | backer->need_revalidate = REV_RECONFIGURE; |
0a740f48 | 3358 | |
6cbbf4fa EJ |
3359 | if (ofport->peer) { |
3360 | ofport->peer->peer = NULL; | |
3361 | ofport->peer = NULL; | |
3362 | } | |
3363 | ||
3364 | peer_name = netdev_vport_patch_peer(ofport->up.netdev); | |
3365 | if (!peer_name) { | |
3366 | return; | |
0a740f48 EJ |
3367 | } |
3368 | ||
3369 | HMAP_FOR_EACH (ofproto, all_ofproto_dpifs_node, &all_ofproto_dpifs) { | |
6cbbf4fa EJ |
3370 | struct ofport *peer_ofport; |
3371 | struct ofport_dpif *peer; | |
161b6042 | 3372 | char *peer_peer; |
0a740f48 | 3373 | |
462abef2 EJ |
3374 | if (ofproto->backer != backer) { |
3375 | continue; | |
3376 | } | |
3377 | ||
6cbbf4fa EJ |
3378 | peer_ofport = shash_find_data(&ofproto->up.port_by_name, peer_name); |
3379 | if (!peer_ofport) { | |
3380 | continue; | |
3381 | } | |
3382 | ||
3383 | peer = ofport_dpif_cast(peer_ofport); | |
3384 | peer_peer = netdev_vport_patch_peer(peer->up.netdev); | |
3385 | if (peer_peer && !strcmp(netdev_get_name(ofport->up.netdev), | |
3386 | peer_peer)) { | |
3387 | ofport->peer = peer; | |
3388 | ofport->peer->peer = ofport; | |
0a740f48 | 3389 | } |
161b6042 | 3390 | free(peer_peer); |
6cbbf4fa | 3391 | |
161b6042 | 3392 | break; |
0a740f48 | 3393 | } |
161b6042 | 3394 | free(peer_name); |
0a740f48 EJ |
3395 | } |
3396 | ||
abe529af BP |
3397 | static void |
3398 | port_run(struct ofport_dpif *ofport) | |
3399 | { | |
3e5b3fdb EJ |
3400 | long long int carrier_seq = netdev_get_carrier_resets(ofport->up.netdev); |
3401 | bool carrier_changed = carrier_seq != ofport->carrier_seq; | |
015e08bc | 3402 | bool enable = netdev_get_carrier(ofport->up.netdev); |
2d344ba5 AW |
3403 | bool cfm_enable = false; |
3404 | bool bfd_enable = false; | |
015e08bc | 3405 | |
3e5b3fdb EJ |
3406 | ofport->carrier_seq = carrier_seq; |
3407 | ||
abe529af | 3408 | if (ofport->cfm) { |
4653c558 EJ |
3409 | int cfm_opup = cfm_get_opup(ofport->cfm); |
3410 | ||
2d344ba5 | 3411 | cfm_enable = !cfm_get_fault(ofport->cfm); |
4653c558 EJ |
3412 | |
3413 | if (cfm_opup >= 0) { | |
2d344ba5 | 3414 | cfm_enable = cfm_enable && cfm_opup; |
4653c558 | 3415 | } |
abe529af | 3416 | } |
015e08bc | 3417 | |
ccc09689 | 3418 | if (ofport->bfd) { |
2d344ba5 AW |
3419 | bfd_enable = bfd_forwarding(ofport->bfd); |
3420 | } | |
3421 | ||
3422 | if (ofport->bfd || ofport->cfm) { | |
3423 | enable = enable && (cfm_enable || bfd_enable); | |
ccc09689 EJ |
3424 | } |
3425 | ||
015e08bc EJ |
3426 | if (ofport->bundle) { |
3427 | enable = enable && lacp_slave_may_enable(ofport->bundle->lacp, ofport); | |
3e5b3fdb EJ |
3428 | if (carrier_changed) { |
3429 | lacp_slave_carrier_changed(ofport->bundle->lacp, ofport); | |
3430 | } | |
015e08bc EJ |
3431 | } |
3432 | ||
daff3353 EJ |
3433 | if (ofport->may_enable != enable) { |
3434 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofport->up.ofproto); | |
daff3353 | 3435 | |
f025bcb7 | 3436 | ofproto->backer->need_revalidate = REV_PORT_TOGGLED; |
9efd308e | 3437 | |
f025bcb7 | 3438 | if (ofport->rstp_port) { |
9efd308e DV |
3439 | rstp_port_set_mac_operational(ofport->rstp_port, enable); |
3440 | } | |
3441 | } | |
f025bcb7 JR |
3442 | |
3443 | ofport->may_enable = enable; | |
abe529af BP |
3444 | } |
3445 | ||
abe529af BP |
3446 | static int |
3447 | port_query_by_name(const struct ofproto *ofproto_, const char *devname, | |
3448 | struct ofproto_port *ofproto_port) | |
3449 | { | |
3450 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
3451 | struct dpif_port dpif_port; | |
3452 | int error; | |
3453 | ||
0a740f48 EJ |
3454 | if (sset_contains(&ofproto->ghost_ports, devname)) { |
3455 | const char *type = netdev_get_type_from_name(devname); | |
3456 | ||
3457 | /* We may be called before ofproto->up.port_by_name is populated with | |
3458 | * the appropriate ofport. For this reason, we must get the name and | |
3459 | * type from the netdev layer directly. */ | |
3460 | if (type) { | |
3461 | const struct ofport *ofport; | |
3462 | ||
3463 | ofport = shash_find_data(&ofproto->up.port_by_name, devname); | |
3464 | ofproto_port->ofp_port = ofport ? ofport->ofp_port : OFPP_NONE; | |
3465 | ofproto_port->name = xstrdup(devname); | |
3466 | ofproto_port->type = xstrdup(type); | |
3467 | return 0; | |
3468 | } | |
3469 | return ENODEV; | |
3470 | } | |
3471 | ||
acf60855 JP |
3472 | if (!sset_contains(&ofproto->ports, devname)) { |
3473 | return ENODEV; | |
3474 | } | |
3475 | error = dpif_port_query_by_name(ofproto->backer->dpif, | |
3476 | devname, &dpif_port); | |
abe529af | 3477 | if (!error) { |
e1b1d06a | 3478 | ofproto_port_from_dpif_port(ofproto, ofproto_port, &dpif_port); |
abe529af BP |
3479 | } |
3480 | return error; | |
3481 | } | |
3482 | ||
3483 | static int | |
e1b1d06a | 3484 | port_add(struct ofproto *ofproto_, struct netdev *netdev) |
abe529af BP |
3485 | { |
3486 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
b9ad7294 | 3487 | const char *devname = netdev_get_name(netdev); |
3aa30359 BP |
3488 | char namebuf[NETDEV_VPORT_NAME_BUFSIZE]; |
3489 | const char *dp_port_name; | |
abe529af | 3490 | |
0a740f48 EJ |
3491 | if (netdev_vport_is_patch(netdev)) { |
3492 | sset_add(&ofproto->ghost_ports, netdev_get_name(netdev)); | |
3493 | return 0; | |
3494 | } | |
3495 | ||
3aa30359 | 3496 | dp_port_name = netdev_vport_get_dpif_port(netdev, namebuf, sizeof namebuf); |
b9ad7294 | 3497 | if (!dpif_port_exists(ofproto->backer->dpif, dp_port_name)) { |
4e022ec0 | 3498 | odp_port_t port_no = ODPP_NONE; |
7d82ab2e KM |
3499 | int error; |
3500 | ||
3501 | error = dpif_port_add(ofproto->backer->dpif, netdev, &port_no); | |
b9ad7294 EJ |
3502 | if (error) { |
3503 | return error; | |
3504 | } | |
7d82ab2e | 3505 | if (netdev_get_tunnel_config(netdev)) { |
4e022ec0 AW |
3506 | simap_put(&ofproto->backer->tnl_backers, |
3507 | dp_port_name, odp_to_u32(port_no)); | |
7d82ab2e | 3508 | } |
acf60855 | 3509 | } |
b9ad7294 EJ |
3510 | |
3511 | if (netdev_get_tunnel_config(netdev)) { | |
3512 | sset_add(&ofproto->ghost_ports, devname); | |
b9ad7294 EJ |
3513 | } else { |
3514 | sset_add(&ofproto->ports, devname); | |
3515 | } | |
3516 | return 0; | |
3517 | } | |
3518 | ||
abe529af | 3519 | static int |
4e022ec0 | 3520 | port_del(struct ofproto *ofproto_, ofp_port_t ofp_port) |
abe529af BP |
3521 | { |
3522 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
e672ff9b | 3523 | struct ofport_dpif *ofport = ofp_port_to_ofport(ofproto, ofp_port); |
e1b1d06a | 3524 | int error = 0; |
abe529af | 3525 | |
b9ad7294 EJ |
3526 | if (!ofport) { |
3527 | return 0; | |
e1b1d06a | 3528 | } |
b9ad7294 EJ |
3529 | |
3530 | sset_find_and_delete(&ofproto->ghost_ports, | |
3531 | netdev_get_name(ofport->up.netdev)); | |
a614d823 | 3532 | ofproto->backer->need_revalidate = REV_RECONFIGURE; |
8911c674 | 3533 | if (!ofport->is_tunnel && !netdev_vport_is_patch(ofport->up.netdev)) { |
b9ad7294 EJ |
3534 | error = dpif_port_del(ofproto->backer->dpif, ofport->odp_port); |
3535 | if (!error) { | |
abe529af BP |
3536 | /* The caller is going to close ofport->up.netdev. If this is a |
3537 | * bonded port, then the bond is using that netdev, so remove it | |
3538 | * from the bond. The client will need to reconfigure everything | |
3539 | * after deleting ports, so then the slave will get re-added. */ | |
3540 | bundle_remove(&ofport->up); | |
3541 | } | |
3542 | } | |
3543 | return error; | |
3544 | } | |
3545 | ||
91364d18 IM |
3546 | static int |
3547 | port_set_config(const struct ofport *ofport_, const struct smap *cfg) | |
3548 | { | |
3549 | struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
3550 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofport->up.ofproto); | |
3551 | ||
3552 | if (sset_contains(&ofproto->ghost_ports, | |
3553 | netdev_get_name(ofport->up.netdev))) { | |
3554 | return 0; | |
3555 | } | |
3556 | ||
3557 | return dpif_port_set_config(ofproto->backer->dpif, ofport->odp_port, cfg); | |
3558 | } | |
3559 | ||
6527c598 PS |
3560 | static int |
3561 | port_get_stats(const struct ofport *ofport_, struct netdev_stats *stats) | |
3562 | { | |
3563 | struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
3564 | int error; | |
3565 | ||
3566 | error = netdev_get_stats(ofport->up.netdev, stats); | |
3567 | ||
ee382d89 | 3568 | if (!error && ofport_->ofp_port == OFPP_LOCAL) { |
6527c598 PS |
3569 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofport->up.ofproto); |
3570 | ||
0da3c61b | 3571 | ovs_mutex_lock(&ofproto->stats_mutex); |
6527c598 PS |
3572 | /* ofproto->stats.tx_packets represents packets that we created |
3573 | * internally and sent to some port (e.g. packets sent with | |
91d6cd12 AW |
3574 | * ofproto_dpif_send_packet()). Account for them as if they had |
3575 | * come from OFPP_LOCAL and got forwarded. */ | |
6527c598 PS |
3576 | |
3577 | if (stats->rx_packets != UINT64_MAX) { | |
3578 | stats->rx_packets += ofproto->stats.tx_packets; | |
3579 | } | |
3580 | ||
3581 | if (stats->rx_bytes != UINT64_MAX) { | |
3582 | stats->rx_bytes += ofproto->stats.tx_bytes; | |
3583 | } | |
3584 | ||
3585 | /* ofproto->stats.rx_packets represents packets that were received on | |
3586 | * some port and we processed internally and dropped (e.g. STP). | |
4e090bc7 | 3587 | * Account for them as if they had been forwarded to OFPP_LOCAL. */ |
6527c598 PS |
3588 | |
3589 | if (stats->tx_packets != UINT64_MAX) { | |
3590 | stats->tx_packets += ofproto->stats.rx_packets; | |
3591 | } | |
3592 | ||
3593 | if (stats->tx_bytes != UINT64_MAX) { | |
3594 | stats->tx_bytes += ofproto->stats.rx_bytes; | |
3595 | } | |
0da3c61b | 3596 | ovs_mutex_unlock(&ofproto->stats_mutex); |
6527c598 PS |
3597 | } |
3598 | ||
3599 | return error; | |
3600 | } | |
3601 | ||
50b9699f NM |
3602 | static int |
3603 | port_get_lacp_stats(const struct ofport *ofport_, struct lacp_slave_stats *stats) | |
3604 | { | |
3605 | struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
3606 | if (ofport->bundle && ofport->bundle->lacp) { | |
3607 | if (lacp_get_slave_stats(ofport->bundle->lacp, ofport, stats)) { | |
3608 | return 0; | |
3609 | } | |
3610 | } | |
3611 | return -1; | |
3612 | } | |
3613 | ||
abe529af | 3614 | struct port_dump_state { |
bfbcebc2 | 3615 | struct sset_position pos; |
0a740f48 | 3616 | bool ghost; |
da78d43d BP |
3617 | |
3618 | struct ofproto_port port; | |
3619 | bool has_port; | |
abe529af BP |
3620 | }; |
3621 | ||
3622 | static int | |
acf60855 | 3623 | port_dump_start(const struct ofproto *ofproto_ OVS_UNUSED, void **statep) |
abe529af | 3624 | { |
0a740f48 | 3625 | *statep = xzalloc(sizeof(struct port_dump_state)); |
abe529af BP |
3626 | return 0; |
3627 | } | |
3628 | ||
3629 | static int | |
b9ad7294 | 3630 | port_dump_next(const struct ofproto *ofproto_, void *state_, |
abe529af BP |
3631 | struct ofproto_port *port) |
3632 | { | |
e1b1d06a | 3633 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); |
abe529af | 3634 | struct port_dump_state *state = state_; |
0a740f48 | 3635 | const struct sset *sset; |
acf60855 | 3636 | struct sset_node *node; |
abe529af | 3637 | |
da78d43d BP |
3638 | if (state->has_port) { |
3639 | ofproto_port_destroy(&state->port); | |
3640 | state->has_port = false; | |
3641 | } | |
0a740f48 | 3642 | sset = state->ghost ? &ofproto->ghost_ports : &ofproto->ports; |
bfbcebc2 | 3643 | while ((node = sset_at_position(sset, &state->pos))) { |
acf60855 JP |
3644 | int error; |
3645 | ||
da78d43d BP |
3646 | error = port_query_by_name(ofproto_, node->name, &state->port); |
3647 | if (!error) { | |
3648 | *port = state->port; | |
3649 | state->has_port = true; | |
3650 | return 0; | |
3651 | } else if (error != ENODEV) { | |
acf60855 JP |
3652 | return error; |
3653 | } | |
abe529af | 3654 | } |
acf60855 | 3655 | |
0a740f48 EJ |
3656 | if (!state->ghost) { |
3657 | state->ghost = true; | |
bfbcebc2 | 3658 | memset(&state->pos, 0, sizeof state->pos); |
0a740f48 EJ |
3659 | return port_dump_next(ofproto_, state_, port); |
3660 | } | |
3661 | ||
acf60855 | 3662 | return EOF; |
abe529af BP |
3663 | } |
3664 | ||
3665 | static int | |
3666 | port_dump_done(const struct ofproto *ofproto_ OVS_UNUSED, void *state_) | |
3667 | { | |
3668 | struct port_dump_state *state = state_; | |
3669 | ||
da78d43d BP |
3670 | if (state->has_port) { |
3671 | ofproto_port_destroy(&state->port); | |
3672 | } | |
abe529af BP |
3673 | free(state); |
3674 | return 0; | |
3675 | } | |
3676 | ||
3677 | static int | |
3678 | port_poll(const struct ofproto *ofproto_, char **devnamep) | |
3679 | { | |
3680 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
acf60855 JP |
3681 | |
3682 | if (ofproto->port_poll_errno) { | |
3683 | int error = ofproto->port_poll_errno; | |
3684 | ofproto->port_poll_errno = 0; | |
3685 | return error; | |
3686 | } | |
3687 | ||
3688 | if (sset_is_empty(&ofproto->port_poll_set)) { | |
3689 | return EAGAIN; | |
3690 | } | |
3691 | ||
3692 | *devnamep = sset_pop(&ofproto->port_poll_set); | |
3693 | return 0; | |
abe529af BP |
3694 | } |
3695 | ||
3696 | static void | |
3697 | port_poll_wait(const struct ofproto *ofproto_) | |
3698 | { | |
3699 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
acf60855 | 3700 | dpif_port_poll_wait(ofproto->backer->dpif); |
abe529af BP |
3701 | } |
3702 | ||
3703 | static int | |
3704 | port_is_lacp_current(const struct ofport *ofport_) | |
3705 | { | |
3706 | const struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
3707 | return (ofport->bundle && ofport->bundle->lacp | |
3708 | ? lacp_slave_is_current(ofport->bundle->lacp, ofport) | |
3709 | : -1); | |
3710 | } | |
3711 | \f | |
e79a6c83 EJ |
3712 | /* If 'rule' is an OpenFlow rule, that has expired according to OpenFlow rules, |
3713 | * then delete it entirely. */ | |
3714 | static void | |
f5857865 | 3715 | rule_expire(struct rule_dpif *rule, long long now) |
e79a6c83 | 3716 | OVS_REQUIRES(ofproto_mutex) |
9d6ac44e | 3717 | { |
dc437090 | 3718 | uint16_t hard_timeout, idle_timeout; |
dc437090 | 3719 | int reason = -1; |
9d6ac44e | 3720 | |
e79a6c83 EJ |
3721 | hard_timeout = rule->up.hard_timeout; |
3722 | idle_timeout = rule->up.idle_timeout; | |
dc437090 JR |
3723 | |
3724 | /* Has 'rule' expired? */ | |
3725 | if (hard_timeout) { | |
3726 | long long int modified; | |
3727 | ||
3728 | ovs_mutex_lock(&rule->up.mutex); | |
3729 | modified = rule->up.modified; | |
3730 | ovs_mutex_unlock(&rule->up.mutex); | |
3731 | ||
3732 | if (now > modified + hard_timeout * 1000) { | |
3733 | reason = OFPRR_HARD_TIMEOUT; | |
3734 | } | |
3735 | } | |
3736 | ||
3737 | if (reason < 0 && idle_timeout) { | |
3738 | long long int used; | |
3739 | ||
3740 | ovs_mutex_lock(&rule->stats_mutex); | |
1a4ec18d | 3741 | used = rule->stats.used; |
dc437090 JR |
3742 | ovs_mutex_unlock(&rule->stats_mutex); |
3743 | ||
3744 | if (now > used + idle_timeout * 1000) { | |
3745 | reason = OFPRR_IDLE_TIMEOUT; | |
3746 | } | |
f9c37233 | 3747 | } |
501f8d1f | 3748 | |
e79a6c83 EJ |
3749 | if (reason >= 0) { |
3750 | COVERAGE_INC(ofproto_dpif_expired); | |
3751 | ofproto_rule_expire(&rule->up, reason); | |
a41d7bf2 | 3752 | } |
e79a6c83 | 3753 | } |
a41d7bf2 | 3754 | |
1df7f7aa NS |
3755 | static void |
3756 | ofproto_dpif_set_packet_odp_port(const struct ofproto_dpif *ofproto, | |
3757 | ofp_port_t in_port, struct dp_packet *packet) | |
3758 | { | |
3759 | if (in_port == OFPP_NONE) { | |
3760 | in_port = OFPP_LOCAL; | |
3761 | } | |
3762 | packet->md.in_port.odp_port = ofp_port_to_odp_port(ofproto, in_port); | |
3763 | } | |
3764 | ||
e79a6c83 | 3765 | int |
cdd42eda | 3766 | ofproto_dpif_execute_actions__(struct ofproto_dpif *ofproto, |
1f4a8933 | 3767 | ovs_version_t version, const struct flow *flow, |
cdd42eda JG |
3768 | struct rule_dpif *rule, |
3769 | const struct ofpact *ofpacts, size_t ofpacts_len, | |
790c5d26 | 3770 | int indentation, int depth, int resubmits, |
cdd42eda | 3771 | struct dp_packet *packet) |
e79a6c83 | 3772 | { |
e79a6c83 EJ |
3773 | struct dpif_flow_stats stats; |
3774 | struct xlate_out xout; | |
3775 | struct xlate_in xin; | |
758c456d | 3776 | struct dpif_execute execute; |
e79a6c83 | 3777 | int error; |
f9c37233 | 3778 | |
e79a6c83 | 3779 | ovs_assert((rule != NULL) != (ofpacts != NULL)); |
501f8d1f | 3780 | |
e79a6c83 | 3781 | dpif_flow_stats_extract(flow, packet, time_msec(), &stats); |
adcf00ba | 3782 | |
e79a6c83 EJ |
3783 | if (rule) { |
3784 | rule_dpif_credit_stats(rule, &stats); | |
3785 | } | |
c84451a6 | 3786 | |
1520ef4f BP |
3787 | uint64_t odp_actions_stub[1024 / 8]; |
3788 | struct ofpbuf odp_actions = OFPBUF_STUB_INITIALIZER(odp_actions_stub); | |
1f4a8933 | 3789 | xlate_in_init(&xin, ofproto, version, flow, flow->in_port.ofp_port, rule, |
1520ef4f | 3790 | stats.tcp_flags, packet, NULL, &odp_actions); |
e79a6c83 EJ |
3791 | xin.ofpacts = ofpacts; |
3792 | xin.ofpacts_len = ofpacts_len; | |
3793 | xin.resubmit_stats = &stats; | |
9a9b001a | 3794 | xin.indentation = indentation; |
790c5d26 | 3795 | xin.depth = depth; |
cdd42eda | 3796 | xin.resubmits = resubmits; |
fff1b9c0 JR |
3797 | if (xlate_actions(&xin, &xout) != XLATE_OK) { |
3798 | error = EINVAL; | |
3799 | goto out; | |
3800 | } | |
d445cc16 | 3801 | |
1520ef4f BP |
3802 | execute.actions = odp_actions.data; |
3803 | execute.actions_len = odp_actions.size; | |
a36de779 | 3804 | |
cf62fa4c | 3805 | pkt_metadata_from_flow(&packet->md, flow); |
08edf837 | 3806 | execute.packet = packet; |
1cceb31b | 3807 | execute.flow = flow; |
08edf837 | 3808 | execute.needs_help = (xout.slow & SLOW_ACTION) != 0; |
43f9ac0a | 3809 | execute.probe = false; |
27130224 | 3810 | execute.mtu = 0; |
08edf837 BP |
3811 | |
3812 | /* Fix up in_port. */ | |
1df7f7aa | 3813 | ofproto_dpif_set_packet_odp_port(ofproto, flow->in_port.ofp_port, packet); |
758c456d JR |
3814 | |
3815 | error = dpif_execute(ofproto->backer->dpif, &execute); | |
fff1b9c0 | 3816 | out: |
e79a6c83 | 3817 | xlate_out_uninit(&xout); |
1520ef4f | 3818 | ofpbuf_uninit(&odp_actions); |
9d6ac44e | 3819 | |
e79a6c83 | 3820 | return error; |
9d6ac44e BP |
3821 | } |
3822 | ||
cdd42eda JG |
3823 | /* Executes, within 'ofproto', the actions in 'rule' or 'ofpacts' on 'packet'. |
3824 | * 'flow' must reflect the data in 'packet'. */ | |
3825 | int | |
3826 | ofproto_dpif_execute_actions(struct ofproto_dpif *ofproto, | |
1f4a8933 | 3827 | ovs_version_t version, const struct flow *flow, |
cdd42eda JG |
3828 | struct rule_dpif *rule, |
3829 | const struct ofpact *ofpacts, size_t ofpacts_len, | |
3830 | struct dp_packet *packet) | |
3831 | { | |
1f4a8933 JR |
3832 | return ofproto_dpif_execute_actions__(ofproto, version, flow, rule, |
3833 | ofpacts, ofpacts_len, 0, 0, 0, | |
3834 | packet); | |
cdd42eda JG |
3835 | } |
3836 | ||
748eb2f5 JR |
3837 | static void |
3838 | rule_dpif_credit_stats__(struct rule_dpif *rule, | |
3839 | const struct dpif_flow_stats *stats, | |
3840 | bool credit_counts) | |
3841 | OVS_REQUIRES(rule->stats_mutex) | |
3842 | { | |
3843 | if (credit_counts) { | |
3844 | rule->stats.n_packets += stats->n_packets; | |
3845 | rule->stats.n_bytes += stats->n_bytes; | |
3846 | } | |
3847 | rule->stats.used = MAX(rule->stats.used, stats->used); | |
3848 | } | |
3849 | ||
e79a6c83 EJ |
3850 | void |
3851 | rule_dpif_credit_stats(struct rule_dpif *rule, | |
3852 | const struct dpif_flow_stats *stats) | |
8f73d537 | 3853 | { |
e79a6c83 | 3854 | ovs_mutex_lock(&rule->stats_mutex); |
39c94593 | 3855 | if (OVS_UNLIKELY(rule->new_rule)) { |
748eb2f5 JR |
3856 | ovs_mutex_lock(&rule->new_rule->stats_mutex); |
3857 | rule_dpif_credit_stats__(rule->new_rule, stats, rule->forward_counts); | |
3858 | ovs_mutex_unlock(&rule->new_rule->stats_mutex); | |
39c94593 | 3859 | } else { |
748eb2f5 | 3860 | rule_dpif_credit_stats__(rule, stats, true); |
39c94593 | 3861 | } |
e79a6c83 | 3862 | ovs_mutex_unlock(&rule->stats_mutex); |
8f73d537 EJ |
3863 | } |
3864 | ||
e79a6c83 EJ |
3865 | ovs_be64 |
3866 | rule_dpif_get_flow_cookie(const struct rule_dpif *rule) | |
3867 | OVS_REQUIRES(rule->up.mutex) | |
3868 | { | |
3869 | return rule->up.flow_cookie; | |
3870 | } | |
cfd5c9eb | 3871 | |
e79a6c83 EJ |
3872 | void |
3873 | rule_dpif_reduce_timeouts(struct rule_dpif *rule, uint16_t idle_timeout, | |
3874 | uint16_t hard_timeout) | |
3875 | { | |
3876 | ofproto_rule_reduce_timeouts(&rule->up, idle_timeout, hard_timeout); | |
6a7e895f BP |
3877 | } |
3878 | ||
d8227eba JR |
3879 | /* Returns 'rule''s actions. The returned actions are RCU-protected, and can |
3880 | * be read until the calling thread quiesces. */ | |
dc723c44 | 3881 | const struct rule_actions * |
e79a6c83 | 3882 | rule_dpif_get_actions(const struct rule_dpif *rule) |
6ff686f2 | 3883 | { |
e79a6c83 EJ |
3884 | return rule_get_actions(&rule->up); |
3885 | } | |
abe529af | 3886 | |
888ac0d7 SH |
3887 | /* Sets 'rule''s recirculation id. */ |
3888 | static void | |
3889 | rule_dpif_set_recirc_id(struct rule_dpif *rule, uint32_t id) | |
3890 | OVS_REQUIRES(rule->up.mutex) | |
3891 | { | |
e672ff9b JR |
3892 | ovs_assert(!rule->recirc_id || rule->recirc_id == id); |
3893 | if (rule->recirc_id == id) { | |
3894 | /* Release the new reference to the same id. */ | |
3895 | recirc_free_id(id); | |
3896 | } else { | |
3897 | rule->recirc_id = id; | |
888ac0d7 | 3898 | } |
888ac0d7 SH |
3899 | } |
3900 | ||
3901 | /* Sets 'rule''s recirculation id. */ | |
3902 | void | |
3903 | rule_set_recirc_id(struct rule *rule_, uint32_t id) | |
3904 | { | |
3905 | struct rule_dpif *rule = rule_dpif_cast(rule_); | |
3906 | ||
3907 | ovs_mutex_lock(&rule->up.mutex); | |
3908 | rule_dpif_set_recirc_id(rule, id); | |
3909 | ovs_mutex_unlock(&rule->up.mutex); | |
3910 | } | |
3911 | ||
44e0c35d | 3912 | ovs_version_t |
1f4a8933 | 3913 | ofproto_dpif_get_tables_version(struct ofproto_dpif *ofproto) |
621b8064 | 3914 | { |
44e0c35d | 3915 | ovs_version_t version; |
621b8064 JR |
3916 | |
3917 | atomic_read_relaxed(&ofproto->tables_version, &version); | |
39c94593 | 3918 | |
621b8064 JR |
3919 | return version; |
3920 | } | |
3921 | ||
34dd0d78 | 3922 | /* The returned rule (if any) is valid at least until the next RCU quiescent |
1e1e1d19 BP |
3923 | * period. If the rule needs to stay around longer, the caller should take |
3924 | * a reference. | |
2e0bded4 BP |
3925 | * |
3926 | * 'flow' is non-const to allow for temporary modifications during the lookup. | |
3927 | * Any changes are restored before returning. */ | |
6d328fa2 | 3928 | static struct rule_dpif * |
44e0c35d | 3929 | rule_dpif_lookup_in_table(struct ofproto_dpif *ofproto, ovs_version_t version, |
621b8064 | 3930 | uint8_t table_id, struct flow *flow, |
1e1e1d19 | 3931 | struct flow_wildcards *wc) |
abe529af | 3932 | { |
6d328fa2 | 3933 | struct classifier *cls = &ofproto->up.tables[table_id].cls; |
1e1e1d19 BP |
3934 | return rule_dpif_cast(rule_from_cls_rule(classifier_lookup(cls, version, |
3935 | flow, wc))); | |
6d328fa2 SH |
3936 | } |
3937 | ||
a027899e JR |
3938 | void |
3939 | ofproto_dpif_credit_table_stats(struct ofproto_dpif *ofproto, uint8_t table_id, | |
3940 | uint64_t n_matches, uint64_t n_misses) | |
3941 | { | |
3942 | struct oftable *tbl = &ofproto->up.tables[table_id]; | |
3943 | unsigned long orig; | |
3944 | ||
3945 | if (n_matches) { | |
3946 | atomic_add_relaxed(&tbl->n_matched, n_matches, &orig); | |
3947 | } | |
3948 | if (n_misses) { | |
3949 | atomic_add_relaxed(&tbl->n_missed, n_misses, &orig); | |
3950 | } | |
3951 | } | |
3952 | ||
39c94593 JR |
3953 | /* Look up 'flow' in 'ofproto''s classifier version 'version', starting from |
3954 | * table '*table_id'. Returns the rule that was found, which may be one of the | |
3955 | * special rules according to packet miss hadling. If 'may_packet_in' is | |
3956 | * false, returning of the miss_rule (which issues packet ins for the | |
3957 | * controller) is avoided. Updates 'wc', if nonnull, to reflect the fields | |
3958 | * that were used during the lookup. | |
6d328fa2 SH |
3959 | * |
3960 | * If 'honor_table_miss' is true, the first lookup occurs in '*table_id', but | |
3961 | * if none is found then the table miss configuration for that table is | |
3962 | * honored, which can result in additional lookups in other OpenFlow tables. | |
3963 | * In this case the function updates '*table_id' to reflect the final OpenFlow | |
3964 | * table that was searched. | |
3965 | * | |
3966 | * If 'honor_table_miss' is false, then only one table lookup occurs, in | |
3967 | * '*table_id'. | |
3968 | * | |
1a7c0cd7 | 3969 | * The rule is returned in '*rule', which is valid at least until the next |
1e1e1d19 BP |
3970 | * RCU quiescent period. If the '*rule' needs to stay around longer, the |
3971 | * caller must take a reference. | |
34dd0d78 JR |
3972 | * |
3973 | * 'in_port' allows the lookup to take place as if the in port had the value | |
2e0bded4 BP |
3974 | * 'in_port'. This is needed for resubmit action support. |
3975 | * | |
3976 | * 'flow' is non-const to allow for temporary modifications during the lookup. | |
3977 | * Any changes are restored before returning. */ | |
34dd0d78 | 3978 | struct rule_dpif * |
18721c4a | 3979 | rule_dpif_lookup_from_table(struct ofproto_dpif *ofproto, |
44e0c35d | 3980 | ovs_version_t version, struct flow *flow, |
1e1e1d19 | 3981 | struct flow_wildcards *wc, |
18721c4a | 3982 | const struct dpif_flow_stats *stats, |
34dd0d78 | 3983 | uint8_t *table_id, ofp_port_t in_port, |
a027899e JR |
3984 | bool may_packet_in, bool honor_table_miss, |
3985 | struct xlate_cache *xcache) | |
6d328fa2 | 3986 | { |
d8227eba | 3987 | ovs_be16 old_tp_src = flow->tp_src, old_tp_dst = flow->tp_dst; |
34dd0d78 JR |
3988 | ofp_port_t old_in_port = flow->in_port.ofp_port; |
3989 | enum ofputil_table_miss miss_config; | |
3990 | struct rule_dpif *rule; | |
6d328fa2 SH |
3991 | uint8_t next_id; |
3992 | ||
d8227eba JR |
3993 | /* We always unwildcard nw_frag (for IP), so they |
3994 | * need not be unwildcarded here. */ | |
3995 | if (flow->nw_frag & FLOW_NW_FRAG_ANY | |
ad99e2ed BP |
3996 | && ofproto->up.frag_handling != OFPUTIL_FRAG_NX_MATCH) { |
3997 | if (ofproto->up.frag_handling == OFPUTIL_FRAG_NORMAL) { | |
d8227eba JR |
3998 | /* We must pretend that transport ports are unavailable. */ |
3999 | flow->tp_src = htons(0); | |
4000 | flow->tp_dst = htons(0); | |
4001 | } else { | |
ad99e2ed | 4002 | /* Must be OFPUTIL_FRAG_DROP (we don't have OFPUTIL_FRAG_REASM). |
d8227eba | 4003 | * Use the drop_frags_rule (which cannot disappear). */ |
34dd0d78 | 4004 | rule = ofproto->drop_frags_rule; |
d8227eba JR |
4005 | if (stats) { |
4006 | struct oftable *tbl = &ofproto->up.tables[*table_id]; | |
4007 | unsigned long orig; | |
4008 | ||
4009 | atomic_add_relaxed(&tbl->n_matched, stats->n_packets, &orig); | |
4010 | } | |
a027899e JR |
4011 | if (xcache) { |
4012 | struct xc_entry *entry; | |
4013 | ||
4014 | entry = xlate_cache_add_entry(xcache, XC_TABLE); | |
4015 | entry->table.ofproto = ofproto; | |
4016 | entry->table.id = *table_id; | |
4017 | entry->table.match = true; | |
4018 | } | |
34dd0d78 | 4019 | return rule; |
d8227eba JR |
4020 | } |
4021 | } | |
4022 | ||
34dd0d78 JR |
4023 | /* Look up a flow with 'in_port' as the input port. Then restore the |
4024 | * original input port (otherwise OFPP_NORMAL and OFPP_IN_PORT will | |
4025 | * have surprising behavior). */ | |
4026 | flow->in_port.ofp_port = in_port; | |
4027 | ||
4028 | /* Our current implementation depends on n_tables == N_TABLES, and | |
4029 | * TBL_INTERNAL being the last table. */ | |
4030 | BUILD_ASSERT_DECL(N_TABLES == TBL_INTERNAL + 1); | |
4031 | ||
4032 | miss_config = OFPUTIL_TABLE_MISS_CONTINUE; | |
d8227eba | 4033 | |
6d328fa2 SH |
4034 | for (next_id = *table_id; |
4035 | next_id < ofproto->up.n_tables; | |
4036 | next_id++, next_id += (next_id == TBL_INTERNAL)) | |
4037 | { | |
4038 | *table_id = next_id; | |
1e1e1d19 | 4039 | rule = rule_dpif_lookup_in_table(ofproto, version, next_id, flow, wc); |
d611866c SH |
4040 | if (stats) { |
4041 | struct oftable *tbl = &ofproto->up.tables[next_id]; | |
d611866c | 4042 | unsigned long orig; |
afcea9ea | 4043 | |
34dd0d78 | 4044 | atomic_add_relaxed(rule ? &tbl->n_matched : &tbl->n_missed, |
afcea9ea | 4045 | stats->n_packets, &orig); |
d611866c | 4046 | } |
a027899e JR |
4047 | if (xcache) { |
4048 | struct xc_entry *entry; | |
4049 | ||
4050 | entry = xlate_cache_add_entry(xcache, XC_TABLE); | |
4051 | entry->table.ofproto = ofproto; | |
4052 | entry->table.id = next_id; | |
4053 | entry->table.match = (rule != NULL); | |
4054 | } | |
34dd0d78 JR |
4055 | if (rule) { |
4056 | goto out; /* Match. */ | |
4057 | } | |
4058 | if (honor_table_miss) { | |
4059 | miss_config = ofproto_table_get_miss_config(&ofproto->up, | |
4060 | *table_id); | |
4061 | if (miss_config == OFPUTIL_TABLE_MISS_CONTINUE) { | |
4062 | continue; | |
4063 | } | |
4064 | } | |
4065 | break; | |
4066 | } | |
4067 | /* Miss. */ | |
4068 | rule = ofproto->no_packet_in_rule; | |
4069 | if (may_packet_in) { | |
4070 | if (miss_config == OFPUTIL_TABLE_MISS_CONTINUE | |
4071 | || miss_config == OFPUTIL_TABLE_MISS_CONTROLLER) { | |
4072 | struct ofport_dpif *port; | |
4073 | ||
e672ff9b | 4074 | port = ofp_port_to_ofport(ofproto, old_in_port); |
34dd0d78 JR |
4075 | if (!port) { |
4076 | VLOG_WARN_RL(&rl, "packet-in on unknown OpenFlow port %"PRIu16, | |
4077 | old_in_port); | |
4078 | } else if (!(port->up.pp.config & OFPUTIL_PC_NO_PACKET_IN)) { | |
4079 | rule = ofproto->miss_rule; | |
6d328fa2 | 4080 | } |
34dd0d78 JR |
4081 | } else if (miss_config == OFPUTIL_TABLE_MISS_DEFAULT && |
4082 | connmgr_wants_packet_in_on_miss(ofproto->up.connmgr)) { | |
4083 | rule = ofproto->miss_rule; | |
6d328fa2 SH |
4084 | } |
4085 | } | |
d8227eba JR |
4086 | out: |
4087 | /* Restore port numbers, as they may have been modified above. */ | |
4088 | flow->tp_src = old_tp_src; | |
4089 | flow->tp_dst = old_tp_dst; | |
34dd0d78 JR |
4090 | /* Restore the old in port. */ |
4091 | flow->in_port.ofp_port = old_in_port; | |
6d328fa2 | 4092 | |
34dd0d78 | 4093 | return rule; |
a2143702 BP |
4094 | } |
4095 | ||
70742c7f EJ |
4096 | static struct rule_dpif *rule_dpif_cast(const struct rule *rule) |
4097 | { | |
4098 | return rule ? CONTAINER_OF(rule, struct rule_dpif, up) : NULL; | |
4099 | } | |
4100 | ||
abe529af BP |
4101 | static struct rule * |
4102 | rule_alloc(void) | |
4103 | { | |
3da29e32 | 4104 | struct rule_dpif *rule = xzalloc(sizeof *rule); |
abe529af BP |
4105 | return &rule->up; |
4106 | } | |
4107 | ||
4108 | static void | |
4109 | rule_dealloc(struct rule *rule_) | |
4110 | { | |
4111 | struct rule_dpif *rule = rule_dpif_cast(rule_); | |
4112 | free(rule); | |
4113 | } | |
4114 | ||
07659514 | 4115 | static enum ofperr |
1b43cf9e | 4116 | check_mask(struct ofproto_dpif *ofproto, const struct miniflow *flow) |
07659514 | 4117 | { |
95619d8c | 4118 | const struct odp_support *support; |
07659514 | 4119 | uint16_t ct_state, ct_zone; |
efba5ae4 | 4120 | ovs_u128 ct_label; |
8e53fe8c | 4121 | uint32_t ct_mark; |
07659514 | 4122 | |
95619d8c | 4123 | support = &ofproto_dpif_get_support(ofproto)->odp; |
1b43cf9e | 4124 | ct_state = MINIFLOW_GET_U16(flow, ct_state); |
11968381 | 4125 | if (support->ct_state && support->ct_zone && support->ct_mark |
7b27258c | 4126 | && support->ct_label && support->ct_state_nat) { |
11968381 JS |
4127 | return ct_state & CS_UNSUPPORTED_MASK ? OFPERR_OFPBMC_BAD_MASK : 0; |
4128 | } | |
4129 | ||
1b43cf9e JS |
4130 | ct_zone = MINIFLOW_GET_U16(flow, ct_zone); |
4131 | ct_mark = MINIFLOW_GET_U32(flow, ct_mark); | |
4132 | ct_label = MINIFLOW_GET_U128(flow, ct_label); | |
07659514 | 4133 | |
95619d8c JS |
4134 | if ((ct_state && !support->ct_state) |
4135 | || (ct_state & CS_UNSUPPORTED_MASK) | |
7b27258c | 4136 | || ((ct_state & (CS_SRC_NAT | CS_DST_NAT)) && !support->ct_state_nat) |
95619d8c JS |
4137 | || (ct_zone && !support->ct_zone) |
4138 | || (ct_mark && !support->ct_mark) | |
2ff8484b | 4139 | || (!ovs_u128_is_zero(ct_label) && !support->ct_label)) { |
95619d8c | 4140 | return OFPERR_OFPBMC_BAD_MASK; |
07659514 | 4141 | } |
95619d8c | 4142 | |
07659514 JS |
4143 | return 0; |
4144 | } | |
4145 | ||
caa5c156 BP |
4146 | static void |
4147 | report_unsupported_ct(const char *detail) | |
4148 | { | |
4149 | static struct vlog_rate_limit rl = VLOG_RATE_LIMIT_INIT(1, 5); | |
4150 | VLOG_WARN_RL(&rl, "Rejecting ct action because datapath does not support " | |
4151 | "ct action%s%s (your kernel module may be out of date)", | |
4152 | detail ? " " : "", | |
4153 | detail ? detail : ""); | |
4154 | } | |
4155 | ||
1b43cf9e JS |
4156 | static enum ofperr |
4157 | check_actions(const struct ofproto_dpif *ofproto, | |
4158 | const struct rule_actions *const actions) | |
4159 | { | |
4160 | const struct ofpact *ofpact; | |
4161 | ||
4162 | OFPACT_FOR_EACH (ofpact, actions->ofpacts, actions->ofpacts_len) { | |
4163 | const struct odp_support *support; | |
4164 | const struct ofpact_conntrack *ct; | |
4165 | const struct ofpact *a; | |
4166 | ||
4167 | if (ofpact->type != OFPACT_CT) { | |
4168 | continue; | |
4169 | } | |
4170 | ||
4171 | ct = CONTAINER_OF(ofpact, struct ofpact_conntrack, ofpact); | |
4172 | support = &ofproto_dpif_get_support(ofproto)->odp; | |
4173 | ||
4174 | if (!support->ct_state) { | |
caa5c156 | 4175 | report_unsupported_ct(NULL); |
1b43cf9e JS |
4176 | return OFPERR_OFPBAC_BAD_TYPE; |
4177 | } | |
4178 | if ((ct->zone_imm || ct->zone_src.field) && !support->ct_zone) { | |
caa5c156 | 4179 | report_unsupported_ct("zone"); |
1b43cf9e JS |
4180 | return OFPERR_OFPBAC_BAD_ARGUMENT; |
4181 | } | |
4182 | ||
4183 | OFPACT_FOR_EACH(a, ct->actions, ofpact_ct_get_action_len(ct)) { | |
4184 | const struct mf_field *dst = ofpact_get_mf_dst(a); | |
4185 | ||
7b27258c DDP |
4186 | if (a->type == OFPACT_NAT && !support->ct_state_nat) { |
4187 | /* The backer doesn't seem to support the NAT bits in | |
4188 | * 'ct_state': assume that it doesn't support the NAT | |
4189 | * action. */ | |
caa5c156 | 4190 | report_unsupported_ct("nat"); |
7b27258c DDP |
4191 | return OFPERR_OFPBAC_BAD_TYPE; |
4192 | } | |
1b43cf9e JS |
4193 | if (dst && ((dst->id == MFF_CT_MARK && !support->ct_mark) |
4194 | || (dst->id == MFF_CT_LABEL && !support->ct_label))) { | |
caa5c156 | 4195 | report_unsupported_ct("setting mark and/or label"); |
1b43cf9e JS |
4196 | return OFPERR_OFPBAC_BAD_SET_ARGUMENT; |
4197 | } | |
4198 | } | |
4199 | } | |
4200 | ||
4201 | return 0; | |
4202 | } | |
4203 | ||
4204 | static enum ofperr | |
4205 | rule_check(struct rule *rule) | |
4206 | { | |
4207 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(rule->ofproto); | |
4208 | enum ofperr err; | |
4209 | ||
4210 | err = check_mask(ofproto, &rule->cr.match.mask->masks); | |
4211 | if (err) { | |
4212 | return err; | |
4213 | } | |
4214 | return check_actions(ofproto, rule->actions); | |
4215 | } | |
4216 | ||
90bf1e07 | 4217 | static enum ofperr |
abe529af | 4218 | rule_construct(struct rule *rule_) |
dc437090 | 4219 | OVS_NO_THREAD_SAFETY_ANALYSIS |
abe529af BP |
4220 | { |
4221 | struct rule_dpif *rule = rule_dpif_cast(rule_); | |
07659514 JS |
4222 | int error; |
4223 | ||
4224 | error = rule_check(rule_); | |
4225 | if (error) { | |
4226 | return error; | |
4227 | } | |
4228 | ||
97ba2d36 | 4229 | ovs_mutex_init_adaptive(&rule->stats_mutex); |
1a4ec18d JS |
4230 | rule->stats.n_packets = 0; |
4231 | rule->stats.n_bytes = 0; | |
4232 | rule->stats.used = rule->up.modified; | |
888ac0d7 | 4233 | rule->recirc_id = 0; |
39c94593 | 4234 | rule->new_rule = NULL; |
748eb2f5 | 4235 | rule->forward_counts = false; |
888ac0d7 | 4236 | |
abe529af BP |
4237 | return 0; |
4238 | } | |
4239 | ||
39c94593 | 4240 | static void |
748eb2f5 | 4241 | rule_insert(struct rule *rule_, struct rule *old_rule_, bool forward_counts) |
15aaf599 | 4242 | OVS_REQUIRES(ofproto_mutex) |
abe529af | 4243 | { |
9fbe253e | 4244 | struct rule_dpif *rule = rule_dpif_cast(rule_); |
39c94593 | 4245 | |
748eb2f5 | 4246 | if (old_rule_) { |
39c94593 JR |
4247 | struct rule_dpif *old_rule = rule_dpif_cast(old_rule_); |
4248 | ||
4249 | ovs_assert(!old_rule->new_rule); | |
4250 | ||
4251 | /* Take a reference to the new rule, and refer all stats updates from | |
4252 | * the old rule to the new rule. */ | |
4253 | rule_dpif_ref(rule); | |
4254 | ||
4255 | ovs_mutex_lock(&old_rule->stats_mutex); | |
4256 | ovs_mutex_lock(&rule->stats_mutex); | |
4257 | old_rule->new_rule = rule; /* Forward future stats. */ | |
748eb2f5 JR |
4258 | old_rule->forward_counts = forward_counts; |
4259 | ||
4260 | if (forward_counts) { | |
4261 | rule->stats = old_rule->stats; /* Transfer stats to the new | |
4262 | * rule. */ | |
4263 | } else { | |
4264 | /* Used timestamp must be forwarded whenever a rule is modified. */ | |
4265 | rule->stats.used = old_rule->stats.used; | |
4266 | } | |
39c94593 JR |
4267 | ovs_mutex_unlock(&rule->stats_mutex); |
4268 | ovs_mutex_unlock(&old_rule->stats_mutex); | |
4269 | } | |
8037acb4 BP |
4270 | } |
4271 | ||
4272 | static void | |
4273 | rule_destruct(struct rule *rule_) | |
39c94593 | 4274 | OVS_NO_THREAD_SAFETY_ANALYSIS |
8037acb4 BP |
4275 | { |
4276 | struct rule_dpif *rule = rule_dpif_cast(rule_); | |
888ac0d7 | 4277 | |
9fbe253e | 4278 | ovs_mutex_destroy(&rule->stats_mutex); |
39c94593 JR |
4279 | /* Release reference to the new rule, if any. */ |
4280 | if (rule->new_rule) { | |
4281 | rule_dpif_unref(rule->new_rule); | |
4282 | } | |
888ac0d7 | 4283 | if (rule->recirc_id) { |
e672ff9b | 4284 | recirc_free_id(rule->recirc_id); |
888ac0d7 | 4285 | } |
abe529af BP |
4286 | } |
4287 | ||
4288 | static void | |
dc437090 JR |
4289 | rule_get_stats(struct rule *rule_, uint64_t *packets, uint64_t *bytes, |
4290 | long long int *used) | |
abe529af BP |
4291 | { |
4292 | struct rule_dpif *rule = rule_dpif_cast(rule_); | |
abe529af | 4293 | |
9fbe253e | 4294 | ovs_mutex_lock(&rule->stats_mutex); |
39c94593 JR |
4295 | if (OVS_UNLIKELY(rule->new_rule)) { |
4296 | rule_get_stats(&rule->new_rule->up, packets, bytes, used); | |
4297 | } else { | |
4298 | *packets = rule->stats.n_packets; | |
4299 | *bytes = rule->stats.n_bytes; | |
4300 | *used = rule->stats.used; | |
4301 | } | |
9fbe253e | 4302 | ovs_mutex_unlock(&rule->stats_mutex); |
abe529af BP |
4303 | } |
4304 | ||
1f4a8933 JR |
4305 | struct ofproto_dpif_packet_out { |
4306 | struct xlate_cache xcache; | |
4307 | struct ofpbuf odp_actions; | |
4308 | struct recirc_refs rr; | |
4309 | bool needs_help; | |
4310 | }; | |
4311 | ||
4312 | ||
4313 | static struct ofproto_dpif_packet_out * | |
4314 | ofproto_dpif_packet_out_new(void) | |
4315 | { | |
4316 | struct ofproto_dpif_packet_out *aux = xmalloc(sizeof *aux); | |
4317 | xlate_cache_init(&aux->xcache); | |
4318 | ofpbuf_init(&aux->odp_actions, 64); | |
4319 | aux->rr = RECIRC_REFS_EMPTY_INITIALIZER; | |
4320 | aux->needs_help = false; | |
4321 | ||
4322 | return aux; | |
4323 | } | |
4324 | ||
4325 | static void | |
4326 | ofproto_dpif_packet_out_delete(struct ofproto_dpif_packet_out *aux) | |
4327 | { | |
4328 | if (aux) { | |
4329 | xlate_cache_uninit(&aux->xcache); | |
4330 | ofpbuf_uninit(&aux->odp_actions); | |
4331 | recirc_refs_unref(&aux->rr); | |
4332 | free(aux); | |
4333 | } | |
4334 | } | |
4335 | ||
4336 | static enum ofperr | |
4337 | packet_xlate(struct ofproto *ofproto_, struct ofproto_packet_out *opo) | |
4338 | OVS_REQUIRES(ofproto_mutex) | |
4339 | { | |
4340 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
4341 | struct xlate_out xout; | |
4342 | struct xlate_in xin; | |
4343 | enum ofperr error = 0; | |
4344 | ||
4345 | struct ofproto_dpif_packet_out *aux = ofproto_dpif_packet_out_new(); | |
4346 | ||
4347 | xlate_in_init(&xin, ofproto, opo->version, opo->flow, | |
4348 | opo->flow->in_port.ofp_port, NULL, 0, opo->packet, NULL, | |
4349 | &aux->odp_actions); | |
4350 | xin.ofpacts = opo->ofpacts; | |
4351 | xin.ofpacts_len = opo->ofpacts_len; | |
4352 | /* No learning or stats, but collect side effects to xcache. */ | |
4353 | xin.allow_side_effects = false; | |
4354 | xin.resubmit_stats = NULL; | |
4355 | xin.xcache = &aux->xcache; | |
4356 | ||
4357 | if (xlate_actions(&xin, &xout) != XLATE_OK) { | |
4358 | error = OFPERR_OFPFMFC_UNKNOWN; /* Error processing actions. */ | |
4359 | goto error_out; | |
4360 | } else { | |
4361 | /* Prepare learn actions. */ | |
4362 | struct xc_entry *entry; | |
4363 | struct ofpbuf entries = aux->xcache.entries; | |
4364 | ||
4365 | XC_ENTRY_FOR_EACH (entry, &entries) { | |
4366 | if (entry->type == XC_LEARN) { | |
4367 | struct ofproto_flow_mod *ofm = entry->learn.ofm; | |
4368 | ||
4369 | error = ofproto_flow_mod_learn_refresh(ofm); | |
4370 | if (error) { | |
4371 | goto error_out; | |
4372 | } | |
4373 | struct rule *rule = ofm->temp_rule; | |
4374 | ofm->learn_adds_rule = (rule->state == RULE_INITIALIZED); | |
4375 | if (ofm->learn_adds_rule) { | |
4376 | /* If learning on a different bridge, must use its next | |
4377 | * version number. */ | |
4378 | ofm->version = (rule->ofproto == ofproto_) | |
4379 | ? opo->version : rule->ofproto->tables_version + 1; | |
4380 | error = ofproto_flow_mod_learn_start(ofm); | |
4381 | if (error) { | |
4382 | goto error_out; | |
4383 | } | |
4384 | } | |
4385 | } | |
4386 | } | |
4387 | ||
4388 | /* Success. */ | |
4389 | aux->needs_help = (xout.slow & SLOW_ACTION) != 0; | |
4390 | recirc_refs_swap(&aux->rr, &xout.recircs); /* Hold recirc refs. */ | |
4391 | } | |
4392 | xlate_out_uninit(&xout); | |
4393 | opo->aux = aux; | |
4394 | return 0; | |
4395 | ||
4396 | error_out: | |
4397 | xlate_out_uninit(&xout); | |
4398 | ofproto_dpif_packet_out_delete(aux); | |
4399 | opo->aux = NULL; | |
4400 | return error; | |
4401 | } | |
4402 | ||
6dd3c787 JR |
4403 | static void |
4404 | packet_xlate_revert(struct ofproto *ofproto OVS_UNUSED, | |
4405 | struct ofproto_packet_out *opo) | |
4406 | OVS_REQUIRES(ofproto_mutex) | |
4407 | { | |
4408 | struct ofproto_dpif_packet_out *aux = opo->aux; | |
4409 | ovs_assert(aux); | |
4410 | ||
4411 | /* Revert the learned flows. */ | |
4412 | struct xc_entry *entry; | |
4413 | struct ofpbuf entries = aux->xcache.entries; | |
4414 | ||
4415 | XC_ENTRY_FOR_EACH (entry, &entries) { | |
4416 | if (entry->type == XC_LEARN && entry->learn.ofm->learn_adds_rule) { | |
4417 | ofproto_flow_mod_learn_revert(entry->learn.ofm); | |
4418 | } | |
4419 | } | |
4420 | ||
4421 | ofproto_dpif_packet_out_delete(aux); | |
4422 | opo->aux = NULL; | |
4423 | } | |
4424 | ||
1f4a8933 JR |
4425 | /* Push stats and perform side effects of flow translation. */ |
4426 | static void | |
4427 | ofproto_dpif_xcache_execute(struct ofproto_dpif *ofproto, | |
4428 | struct xlate_cache *xcache, | |
4429 | const struct dpif_flow_stats *stats) | |
4430 | OVS_REQUIRES(ofproto_mutex) | |
4431 | { | |
4432 | struct xc_entry *entry; | |
4433 | struct ofpbuf entries = xcache->entries; | |
4434 | ||
4435 | XC_ENTRY_FOR_EACH (entry, &entries) { | |
4436 | switch (entry->type) { | |
4437 | case XC_LEARN: | |
4438 | /* Finish the learned flows. */ | |
4439 | if (entry->learn.ofm->learn_adds_rule) { | |
4440 | ofproto_flow_mod_learn_finish(entry->learn.ofm, &ofproto->up); | |
4441 | } | |
4442 | break; | |
4443 | case XC_FIN_TIMEOUT: | |
4444 | if (stats->tcp_flags & (TCP_FIN | TCP_RST)) { | |
4445 | /* 'ofproto_mutex' already held */ | |
4446 | ofproto_rule_reduce_timeouts__(&entry->fin.rule->up, | |
4447 | entry->fin.idle, | |
4448 | entry->fin.hard); | |
4449 | } | |
4450 | break; | |
4451 | /* All the rest can be dealt with by the xlate layer. */ | |
4452 | case XC_TABLE: | |
4453 | case XC_RULE: | |
4454 | case XC_BOND: | |
4455 | case XC_NETDEV: | |
4456 | case XC_NETFLOW: | |
4457 | case XC_MIRROR: | |
4458 | case XC_NORMAL: | |
4459 | case XC_GROUP: | |
4460 | case XC_TNL_NEIGH: | |
4461 | case XC_CONTROLLER: | |
4462 | xlate_push_stats_entry(entry, stats); | |
4463 | break; | |
4464 | default: | |
4465 | OVS_NOT_REACHED(); | |
4466 | } | |
4467 | } | |
4468 | } | |
4469 | ||
4470 | static void | |
4471 | packet_execute(struct ofproto *ofproto_, struct ofproto_packet_out *opo) | |
4472 | OVS_REQUIRES(ofproto_mutex) | |
4473 | { | |
4474 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
4475 | struct dpif_flow_stats stats; | |
4476 | struct dpif_execute execute; | |
4477 | ||
4478 | struct ofproto_dpif_packet_out *aux = opo->aux; | |
4479 | ovs_assert(aux); | |
4480 | ||
4481 | /* Run the side effects from the xcache. */ | |
4482 | dpif_flow_stats_extract(opo->flow, opo->packet, time_msec(), &stats); | |
4483 | ofproto_dpif_xcache_execute(ofproto, &aux->xcache, &stats); | |
4484 | ||
4485 | execute.actions = aux->odp_actions.data; | |
4486 | execute.actions_len = aux->odp_actions.size; | |
4487 | ||
4488 | pkt_metadata_from_flow(&opo->packet->md, opo->flow); | |
4489 | execute.packet = opo->packet; | |
4490 | execute.flow = opo->flow; | |
4491 | execute.needs_help = aux->needs_help; | |
4492 | execute.probe = false; | |
4493 | execute.mtu = 0; | |
4494 | ||
4495 | /* Fix up in_port. */ | |
4496 | ofproto_dpif_set_packet_odp_port(ofproto, opo->flow->in_port.ofp_port, | |
4497 | opo->packet); | |
4498 | ||
4499 | dpif_execute(ofproto->backer->dpif, &execute); | |
4500 | ofproto_dpif_packet_out_delete(aux); | |
4501 | opo->aux = NULL; | |
4502 | } | |
4503 | ||
00430a3f SH |
4504 | static struct group_dpif *group_dpif_cast(const struct ofgroup *group) |
4505 | { | |
4506 | return group ? CONTAINER_OF(group, struct group_dpif, up) : NULL; | |
4507 | } | |
4508 | ||
4509 | static struct ofgroup * | |
4510 | group_alloc(void) | |
4511 | { | |
4512 | struct group_dpif *group = xzalloc(sizeof *group); | |
4513 | return &group->up; | |
4514 | } | |
4515 | ||
4516 | static void | |
4517 | group_dealloc(struct ofgroup *group_) | |
4518 | { | |
4519 | struct group_dpif *group = group_dpif_cast(group_); | |
4520 | free(group); | |
4521 | } | |
4522 | ||
4523 | static void | |
4524 | group_construct_stats(struct group_dpif *group) | |
4525 | OVS_REQUIRES(group->stats_mutex) | |
4526 | { | |
1e684d7d | 4527 | struct ofputil_bucket *bucket; |
ca6ba700 | 4528 | const struct ovs_list *buckets; |
1e684d7d | 4529 | |
00430a3f SH |
4530 | group->packet_count = 0; |
4531 | group->byte_count = 0; | |
1e684d7d | 4532 | |
53cc166a | 4533 | buckets = group_dpif_get_buckets(group, NULL); |
1e684d7d RW |
4534 | LIST_FOR_EACH (bucket, list_node, buckets) { |
4535 | bucket->stats.packet_count = 0; | |
4536 | bucket->stats.byte_count = 0; | |
00430a3f SH |
4537 | } |
4538 | } | |
4539 | ||
1e684d7d RW |
4540 | void |
4541 | group_dpif_credit_stats(struct group_dpif *group, | |
4542 | struct ofputil_bucket *bucket, | |
4543 | const struct dpif_flow_stats *stats) | |
4544 | { | |
4545 | ovs_mutex_lock(&group->stats_mutex); | |
4546 | group->packet_count += stats->n_packets; | |
4547 | group->byte_count += stats->n_bytes; | |
4548 | if (bucket) { | |
4549 | bucket->stats.packet_count += stats->n_packets; | |
4550 | bucket->stats.byte_count += stats->n_bytes; | |
4551 | } else { /* Credit to all buckets */ | |
ca6ba700 | 4552 | const struct ovs_list *buckets; |
1e684d7d | 4553 | |
53cc166a | 4554 | buckets = group_dpif_get_buckets(group, NULL); |
1e684d7d RW |
4555 | LIST_FOR_EACH (bucket, list_node, buckets) { |
4556 | bucket->stats.packet_count += stats->n_packets; | |
4557 | bucket->stats.byte_count += stats->n_bytes; | |
4558 | } | |
4559 | } | |
4560 | ovs_mutex_unlock(&group->stats_mutex); | |
4561 | } | |
4562 | ||
00430a3f SH |
4563 | static enum ofperr |
4564 | group_construct(struct ofgroup *group_) | |
4565 | { | |
4566 | struct group_dpif *group = group_dpif_cast(group_); | |
5a070238 | 4567 | |
97ba2d36 | 4568 | ovs_mutex_init_adaptive(&group->stats_mutex); |
00430a3f SH |
4569 | ovs_mutex_lock(&group->stats_mutex); |
4570 | group_construct_stats(group); | |
4571 | ovs_mutex_unlock(&group->stats_mutex); | |
4572 | return 0; | |
4573 | } | |
4574 | ||
00430a3f SH |
4575 | static void |
4576 | group_destruct(struct ofgroup *group_) | |
4577 | { | |
4578 | struct group_dpif *group = group_dpif_cast(group_); | |
00430a3f SH |
4579 | ovs_mutex_destroy(&group->stats_mutex); |
4580 | } | |
4581 | ||
00430a3f SH |
4582 | static enum ofperr |
4583 | group_get_stats(const struct ofgroup *group_, struct ofputil_group_stats *ogs) | |
4584 | { | |
4585 | struct group_dpif *group = group_dpif_cast(group_); | |
1e684d7d | 4586 | struct ofputil_bucket *bucket; |
ca6ba700 | 4587 | const struct ovs_list *buckets; |
1e684d7d | 4588 | struct bucket_counter *bucket_stats; |
00430a3f | 4589 | |
00430a3f SH |
4590 | ovs_mutex_lock(&group->stats_mutex); |
4591 | ogs->packet_count = group->packet_count; | |
4592 | ogs->byte_count = group->byte_count; | |
1e684d7d | 4593 | |
53cc166a | 4594 | buckets = group_dpif_get_buckets(group, NULL); |
1e684d7d RW |
4595 | bucket_stats = ogs->bucket_stats; |
4596 | LIST_FOR_EACH (bucket, list_node, buckets) { | |
4597 | bucket_stats->packet_count = bucket->stats.packet_count; | |
4598 | bucket_stats->byte_count = bucket->stats.byte_count; | |
4599 | bucket_stats++; | |
4600 | } | |
00430a3f SH |
4601 | ovs_mutex_unlock(&group->stats_mutex); |
4602 | ||
4603 | return 0; | |
4604 | } | |
f4fb341b | 4605 | |
809c7548 RW |
4606 | /* If the group exists, this function increments the groups's reference count. |
4607 | * | |
4608 | * Make sure to call group_dpif_unref() after no longer needing to maintain | |
4609 | * a reference to the group. */ | |
db88b35c | 4610 | struct group_dpif * |
76973237 | 4611 | group_dpif_lookup(struct ofproto_dpif *ofproto, uint32_t group_id, |
5d08a275 | 4612 | ovs_version_t version, bool take_ref) |
f4fb341b | 4613 | { |
76973237 | 4614 | struct ofgroup *ofgroup = ofproto_group_lookup(&ofproto->up, group_id, |
5d08a275 | 4615 | version, take_ref); |
db88b35c | 4616 | return ofgroup ? group_dpif_cast(ofgroup) : NULL; |
f4fb341b SH |
4617 | } |
4618 | ||
db88b35c | 4619 | const struct ovs_list * |
53cc166a | 4620 | group_dpif_get_buckets(const struct group_dpif *group, uint32_t *n_buckets) |
f4fb341b | 4621 | { |
53cc166a JR |
4622 | if (n_buckets) { |
4623 | *n_buckets = group->up.n_buckets; | |
4624 | } | |
db88b35c | 4625 | return &group->up.buckets; |
f4fb341b SH |
4626 | } |
4627 | ||
4628 | enum ofp11_group_type | |
4629 | group_dpif_get_type(const struct group_dpif *group) | |
4630 | { | |
4631 | return group->up.type; | |
4632 | } | |
7565c3e4 SH |
4633 | |
4634 | const char * | |
4635 | group_dpif_get_selection_method(const struct group_dpif *group) | |
4636 | { | |
4637 | return group->up.props.selection_method; | |
4638 | } | |
abe529af | 4639 | \f |
2eb79142 JG |
4640 | /* Sends 'packet' out 'ofport'. If 'port' is a tunnel and that tunnel type |
4641 | * supports a notion of an OAM flag, sets it if 'oam' is true. | |
52a90c29 | 4642 | * May modify 'packet'. |
abe529af | 4643 | * Returns 0 if successful, otherwise a positive errno value. */ |
91d6cd12 | 4644 | int |
2eb79142 JG |
4645 | ofproto_dpif_send_packet(const struct ofport_dpif *ofport, bool oam, |
4646 | struct dp_packet *packet) | |
abe529af | 4647 | { |
79e15b78 | 4648 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofport->up.ofproto); |
abe529af BP |
4649 | int error; |
4650 | ||
2eb79142 | 4651 | error = xlate_send_packet(ofport, oam, packet); |
79e15b78 | 4652 | |
0da3c61b | 4653 | ovs_mutex_lock(&ofproto->stats_mutex); |
79e15b78 | 4654 | ofproto->stats.tx_packets++; |
cf62fa4c | 4655 | ofproto->stats.tx_bytes += dp_packet_size(packet); |
0da3c61b | 4656 | ovs_mutex_unlock(&ofproto->stats_mutex); |
abe529af BP |
4657 | return error; |
4658 | } | |
0c4b9393 SH |
4659 | |
4660 | uint64_t | |
4661 | group_dpif_get_selection_method_param(const struct group_dpif *group) | |
4662 | { | |
4663 | return group->up.props.selection_method_param; | |
4664 | } | |
4665 | ||
4666 | const struct field_array * | |
4667 | group_dpif_get_fields(const struct group_dpif *group) | |
4668 | { | |
4669 | return &group->up.props.fields; | |
4670 | } | |
9583bc14 | 4671 | \f |
b5cbbcf6 AZ |
4672 | /* Return the version string of the datapath that backs up |
4673 | * this 'ofproto'. | |
4674 | */ | |
4675 | static const char * | |
4676 | get_datapath_version(const struct ofproto *ofproto_) | |
4677 | { | |
4678 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
4679 | ||
4680 | return ofproto->backer->dp_version_string; | |
4681 | } | |
4682 | ||
2a7c4805 JP |
4683 | static void |
4684 | ct_flush(const struct ofproto *ofproto_, const uint16_t *zone) | |
4685 | { | |
4686 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
4687 | ||
4688 | ct_dpif_flush(ofproto->backer->dpif, zone); | |
4689 | } | |
4690 | ||
9583bc14 EJ |
4691 | static bool |
4692 | set_frag_handling(struct ofproto *ofproto_, | |
ad99e2ed | 4693 | enum ofputil_frag_handling frag_handling) |
abe529af BP |
4694 | { |
4695 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
ad99e2ed | 4696 | if (frag_handling != OFPUTIL_FRAG_REASM) { |
2cc3c58e | 4697 | ofproto->backer->need_revalidate = REV_RECONFIGURE; |
7257b535 BP |
4698 | return true; |
4699 | } else { | |
4700 | return false; | |
4701 | } | |
abe529af BP |
4702 | } |
4703 | ||
77ab5fd2 BP |
4704 | static enum ofperr |
4705 | nxt_resume(struct ofproto *ofproto_, | |
4706 | const struct ofputil_packet_in_private *pin) | |
4707 | { | |
4708 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
4709 | ||
4710 | /* Translate pin into datapath actions. */ | |
4711 | uint64_t odp_actions_stub[1024 / 8]; | |
4712 | struct ofpbuf odp_actions = OFPBUF_STUB_INITIALIZER(odp_actions_stub); | |
4713 | enum slow_path_reason slow; | |
4714 | enum ofperr error = xlate_resume(ofproto, pin, &odp_actions, &slow); | |
4715 | ||
4716 | /* Steal 'pin->packet' and put it into a dp_packet. */ | |
4717 | struct dp_packet packet; | |
4718 | dp_packet_init(&packet, pin->public.packet_len); | |
4719 | dp_packet_put(&packet, pin->public.packet, pin->public.packet_len); | |
4720 | ||
1df7f7aa NS |
4721 | pkt_metadata_from_flow(&packet.md, &pin->public.flow_metadata.flow); |
4722 | ||
4723 | /* Fix up in_port. */ | |
4724 | ofproto_dpif_set_packet_odp_port(ofproto, | |
4725 | pin->public.flow_metadata.flow.in_port.ofp_port, | |
4726 | &packet); | |
4727 | ||
10b3f505 NS |
4728 | struct flow headers; |
4729 | flow_extract(&packet, &headers); | |
4730 | ||
77ab5fd2 BP |
4731 | /* Execute the datapath actions on the packet. */ |
4732 | struct dpif_execute execute = { | |
4733 | .actions = odp_actions.data, | |
4734 | .actions_len = odp_actions.size, | |
4735 | .needs_help = (slow & SLOW_ACTION) != 0, | |
4736 | .packet = &packet, | |
1cceb31b | 4737 | .flow = &headers, |
77ab5fd2 BP |
4738 | }; |
4739 | dpif_execute(ofproto->backer->dpif, &execute); | |
4740 | ||
4741 | /* Clean up. */ | |
4742 | ofpbuf_uninit(&odp_actions); | |
4743 | dp_packet_uninit(&packet); | |
4744 | ||
4745 | return error; | |
4746 | } | |
6fca1ffb BP |
4747 | \f |
4748 | /* NetFlow. */ | |
4749 | ||
4750 | static int | |
4751 | set_netflow(struct ofproto *ofproto_, | |
4752 | const struct netflow_options *netflow_options) | |
4753 | { | |
4754 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
4755 | ||
4756 | if (netflow_options) { | |
4757 | if (!ofproto->netflow) { | |
4758 | ofproto->netflow = netflow_create(); | |
7bab1576 | 4759 | ofproto->backer->need_revalidate = REV_RECONFIGURE; |
6fca1ffb BP |
4760 | } |
4761 | return netflow_set_options(ofproto->netflow, netflow_options); | |
7bab1576 EJ |
4762 | } else if (ofproto->netflow) { |
4763 | ofproto->backer->need_revalidate = REV_RECONFIGURE; | |
8e407f27 | 4764 | netflow_unref(ofproto->netflow); |
6fca1ffb | 4765 | ofproto->netflow = NULL; |
6fca1ffb | 4766 | } |
7bab1576 EJ |
4767 | |
4768 | return 0; | |
6fca1ffb | 4769 | } |
abe529af BP |
4770 | |
4771 | static void | |
4772 | get_netflow_ids(const struct ofproto *ofproto_, | |
4773 | uint8_t *engine_type, uint8_t *engine_id) | |
4774 | { | |
4775 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
4776 | ||
acf60855 | 4777 | dpif_get_netflow_ids(ofproto->backer->dpif, engine_type, engine_id); |
abe529af BP |
4778 | } |
4779 | \f | |
4780 | static struct ofproto_dpif * | |
4781 | ofproto_dpif_lookup(const char *name) | |
4782 | { | |
b44a10b7 BP |
4783 | struct ofproto_dpif *ofproto; |
4784 | ||
4785 | HMAP_FOR_EACH_WITH_HASH (ofproto, all_ofproto_dpifs_node, | |
4786 | hash_string(name, 0), &all_ofproto_dpifs) { | |
4787 | if (!strcmp(ofproto->up.name, name)) { | |
4788 | return ofproto; | |
4789 | } | |
4790 | } | |
4791 | return NULL; | |
abe529af BP |
4792 | } |
4793 | ||
f0a3aa2e | 4794 | static void |
96e466a3 | 4795 | ofproto_unixctl_fdb_flush(struct unixctl_conn *conn, int argc, |
0e15264f | 4796 | const char *argv[], void *aux OVS_UNUSED) |
f0a3aa2e | 4797 | { |
490df1ef | 4798 | struct ofproto_dpif *ofproto; |
f0a3aa2e | 4799 | |
96e466a3 EJ |
4800 | if (argc > 1) { |
4801 | ofproto = ofproto_dpif_lookup(argv[1]); | |
4802 | if (!ofproto) { | |
bde9f75d | 4803 | unixctl_command_reply_error(conn, "no such bridge"); |
96e466a3 EJ |
4804 | return; |
4805 | } | |
509c0149 | 4806 | ovs_rwlock_wrlock(&ofproto->ml->rwlock); |
30618594 | 4807 | mac_learning_flush(ofproto->ml); |
509c0149 | 4808 | ovs_rwlock_unlock(&ofproto->ml->rwlock); |
96e466a3 EJ |
4809 | } else { |
4810 | HMAP_FOR_EACH (ofproto, all_ofproto_dpifs_node, &all_ofproto_dpifs) { | |
509c0149 | 4811 | ovs_rwlock_wrlock(&ofproto->ml->rwlock); |
30618594 | 4812 | mac_learning_flush(ofproto->ml); |
509c0149 | 4813 | ovs_rwlock_unlock(&ofproto->ml->rwlock); |
96e466a3 | 4814 | } |
f0a3aa2e | 4815 | } |
f0a3aa2e | 4816 | |
bde9f75d | 4817 | unixctl_command_reply(conn, "table successfully flushed"); |
f0a3aa2e AA |
4818 | } |
4819 | ||
08fdcc12 FL |
4820 | static void |
4821 | ofproto_unixctl_mcast_snooping_flush(struct unixctl_conn *conn, int argc, | |
4822 | const char *argv[], void *aux OVS_UNUSED) | |
4823 | { | |
4824 | struct ofproto_dpif *ofproto; | |
4825 | ||
4826 | if (argc > 1) { | |
4827 | ofproto = ofproto_dpif_lookup(argv[1]); | |
4828 | if (!ofproto) { | |
4829 | unixctl_command_reply_error(conn, "no such bridge"); | |
4830 | return; | |
4831 | } | |
4832 | ||
4833 | if (!mcast_snooping_enabled(ofproto->ms)) { | |
4834 | unixctl_command_reply_error(conn, "multicast snooping is disabled"); | |
4835 | return; | |
4836 | } | |
4837 | mcast_snooping_mdb_flush(ofproto->ms); | |
4838 | } else { | |
4839 | HMAP_FOR_EACH (ofproto, all_ofproto_dpifs_node, &all_ofproto_dpifs) { | |
4840 | if (!mcast_snooping_enabled(ofproto->ms)) { | |
4841 | continue; | |
4842 | } | |
4843 | mcast_snooping_mdb_flush(ofproto->ms); | |
4844 | } | |
4845 | } | |
4846 | ||
4847 | unixctl_command_reply(conn, "table successfully flushed"); | |
4848 | } | |
4849 | ||
46c88433 EJ |
4850 | static struct ofport_dpif * |
4851 | ofbundle_get_a_port(const struct ofbundle *bundle) | |
4852 | { | |
417e7e66 | 4853 | return CONTAINER_OF(ovs_list_front(&bundle->ports), struct ofport_dpif, |
46c88433 EJ |
4854 | bundle_node); |
4855 | } | |
4856 | ||
abe529af | 4857 | static void |
0e15264f BP |
4858 | ofproto_unixctl_fdb_show(struct unixctl_conn *conn, int argc OVS_UNUSED, |
4859 | const char *argv[], void *aux OVS_UNUSED) | |
abe529af BP |
4860 | { |
4861 | struct ds ds = DS_EMPTY_INITIALIZER; | |
4862 | const struct ofproto_dpif *ofproto; | |
4863 | const struct mac_entry *e; | |
4864 | ||
0e15264f | 4865 | ofproto = ofproto_dpif_lookup(argv[1]); |
abe529af | 4866 | if (!ofproto) { |
bde9f75d | 4867 | unixctl_command_reply_error(conn, "no such bridge"); |
abe529af BP |
4868 | return; |
4869 | } | |
4870 | ||
4871 | ds_put_cstr(&ds, " port VLAN MAC Age\n"); | |
509c0149 | 4872 | ovs_rwlock_rdlock(&ofproto->ml->rwlock); |
abe529af | 4873 | LIST_FOR_EACH (e, lru_node, &ofproto->ml->lrus) { |
9d078ec2 | 4874 | struct ofbundle *bundle = mac_entry_get_port(ofproto->ml, e); |
ad28062f BP |
4875 | char name[OFP_MAX_PORT_NAME_LEN]; |
4876 | ||
4877 | ofputil_port_to_string(ofbundle_get_a_port(bundle)->up.ofp_port, | |
4878 | name, sizeof name); | |
4879 | ds_put_format(&ds, "%5s %4d "ETH_ADDR_FMT" %3d\n", | |
4880 | name, e->vlan, ETH_ADDR_ARGS(e->mac), | |
e764773c | 4881 | mac_entry_age(ofproto->ml, e)); |
abe529af | 4882 | } |
509c0149 | 4883 | ovs_rwlock_unlock(&ofproto->ml->rwlock); |
bde9f75d | 4884 | unixctl_command_reply(conn, ds_cstr(&ds)); |
abe529af BP |
4885 | ds_destroy(&ds); |
4886 | } | |
4887 | ||
08fdcc12 FL |
4888 | static void |
4889 | ofproto_unixctl_mcast_snooping_show(struct unixctl_conn *conn, | |
4890 | int argc OVS_UNUSED, | |
4891 | const char *argv[], | |
4892 | void *aux OVS_UNUSED) | |
4893 | { | |
4894 | struct ds ds = DS_EMPTY_INITIALIZER; | |
4895 | const struct ofproto_dpif *ofproto; | |
4896 | const struct ofbundle *bundle; | |
4897 | const struct mcast_group *grp; | |
4898 | struct mcast_group_bundle *b; | |
4899 | struct mcast_mrouter_bundle *mrouter; | |
4900 | ||
4901 | ofproto = ofproto_dpif_lookup(argv[1]); | |
4902 | if (!ofproto) { | |
4903 | unixctl_command_reply_error(conn, "no such bridge"); | |
4904 | return; | |
4905 | } | |
4906 | ||
4907 | if (!mcast_snooping_enabled(ofproto->ms)) { | |
4908 | unixctl_command_reply_error(conn, "multicast snooping is disabled"); | |
4909 | return; | |
4910 | } | |
4911 | ||
4912 | ds_put_cstr(&ds, " port VLAN GROUP Age\n"); | |
4913 | ovs_rwlock_rdlock(&ofproto->ms->rwlock); | |
4914 | LIST_FOR_EACH (grp, group_node, &ofproto->ms->group_lru) { | |
4915 | LIST_FOR_EACH(b, bundle_node, &grp->bundle_lru) { | |
4916 | char name[OFP_MAX_PORT_NAME_LEN]; | |
4917 | ||
4918 | bundle = b->port; | |
4919 | ofputil_port_to_string(ofbundle_get_a_port(bundle)->up.ofp_port, | |
4920 | name, sizeof name); | |
964a4d5f | 4921 | ds_put_format(&ds, "%5s %4d ", name, grp->vlan); |
ac6d120f | 4922 | ipv6_format_mapped(&grp->addr, &ds); |
964a4d5f | 4923 | ds_put_format(&ds, " %3d\n", |
08fdcc12 FL |
4924 | mcast_bundle_age(ofproto->ms, b)); |
4925 | } | |
4926 | } | |
4927 | ||
4928 | /* ports connected to multicast routers */ | |
4929 | LIST_FOR_EACH(mrouter, mrouter_node, &ofproto->ms->mrouter_lru) { | |
4930 | char name[OFP_MAX_PORT_NAME_LEN]; | |
4931 | ||
4932 | bundle = mrouter->port; | |
4933 | ofputil_port_to_string(ofbundle_get_a_port(bundle)->up.ofp_port, | |
4934 | name, sizeof name); | |
c4bb1f8b | 4935 | ds_put_format(&ds, "%5s %4d querier %3d\n", |
08fdcc12 FL |
4936 | name, mrouter->vlan, |
4937 | mcast_mrouter_age(ofproto->ms, mrouter)); | |
4938 | } | |
4939 | ovs_rwlock_unlock(&ofproto->ms->rwlock); | |
4940 | unixctl_command_reply(conn, ds_cstr(&ds)); | |
4941 | ds_destroy(&ds); | |
4942 | } | |
4943 | ||
6a6455e5 | 4944 | struct trace_ctx { |
bbafd73b EJ |
4945 | struct xlate_out xout; |
4946 | struct xlate_in xin; | |
ce58df5b | 4947 | const struct flow *key; |
abe529af BP |
4948 | struct flow flow; |
4949 | struct ds *result; | |
1520ef4f BP |
4950 | struct flow_wildcards wc; |
4951 | struct ofpbuf odp_actions; | |
abe529af BP |
4952 | }; |
4953 | ||
4954 | static void | |
8d8ab6c2 JG |
4955 | trace_format_rule(struct ofproto *ofproto, struct ds *result, int level, |
4956 | const struct rule_dpif *rule) | |
abe529af | 4957 | { |
dc723c44 | 4958 | const struct rule_actions *actions; |
15aaf599 BP |
4959 | ovs_be64 cookie; |
4960 | ||
abe529af BP |
4961 | ds_put_char_multiple(result, '\t', level); |
4962 | if (!rule) { | |
4963 | ds_put_cstr(result, "No match\n"); | |
4964 | return; | |
4965 | } | |
4966 | ||
15aaf599 BP |
4967 | ovs_mutex_lock(&rule->up.mutex); |
4968 | cookie = rule->up.flow_cookie; | |
4969 | ovs_mutex_unlock(&rule->up.mutex); | |
4970 | ||
29901626 | 4971 | ds_put_format(result, "Rule: table=%"PRIu8" cookie=%#"PRIx64" ", |
15aaf599 | 4972 | rule ? rule->up.table_id : 0, ntohll(cookie)); |
8d8ab6c2 | 4973 | cls_rule_format(&rule->up.cr, ofproto_get_tun_tab(ofproto), result); |
abe529af BP |
4974 | ds_put_char(result, '\n'); |
4975 | ||
15aaf599 BP |
4976 | actions = rule_dpif_get_actions(rule); |
4977 | ||
abe529af | 4978 | ds_put_char_multiple(result, '\t', level); |
455ecd77 | 4979 | ds_put_cstr(result, "OpenFlow actions="); |
15aaf599 | 4980 | ofpacts_format(actions->ofpacts, actions->ofpacts_len, result); |
abe529af BP |
4981 | ds_put_char(result, '\n'); |
4982 | } | |
4983 | ||
4984 | static void | |
4985 | trace_format_flow(struct ds *result, int level, const char *title, | |
bbafd73b | 4986 | struct trace_ctx *trace) |
abe529af BP |
4987 | { |
4988 | ds_put_char_multiple(result, '\t', level); | |
4989 | ds_put_format(result, "%s: ", title); | |
ce58df5b JR |
4990 | /* Do not report unchanged flows for resubmits. */ |
4991 | if ((level > 0 && flow_equal(&trace->xin.flow, &trace->flow)) | |
4992 | || (level == 0 && flow_equal(&trace->xin.flow, trace->key))) { | |
abe529af BP |
4993 | ds_put_cstr(result, "unchanged"); |
4994 | } else { | |
bbafd73b EJ |
4995 | flow_format(result, &trace->xin.flow); |
4996 | trace->flow = trace->xin.flow; | |
abe529af BP |
4997 | } |
4998 | ds_put_char(result, '\n'); | |
4999 | } | |
5000 | ||
eb9e1c26 EJ |
5001 | static void |
5002 | trace_format_regs(struct ds *result, int level, const char *title, | |
6a6455e5 | 5003 | struct trace_ctx *trace) |
eb9e1c26 EJ |
5004 | { |
5005 | size_t i; | |
5006 | ||
5007 | ds_put_char_multiple(result, '\t', level); | |
5008 | ds_put_format(result, "%s:", title); | |
5009 | for (i = 0; i < FLOW_N_REGS; i++) { | |
34582733 | 5010 | ds_put_format(result, " reg%"PRIuSIZE"=0x%"PRIx32, i, trace->flow.regs[i]); |
eb9e1c26 EJ |
5011 | } |
5012 | ds_put_char(result, '\n'); | |
5013 | } | |
5014 | ||
1ed8d352 EJ |
5015 | static void |
5016 | trace_format_odp(struct ds *result, int level, const char *title, | |
6a6455e5 | 5017 | struct trace_ctx *trace) |
1ed8d352 | 5018 | { |
1520ef4f | 5019 | struct ofpbuf *odp_actions = &trace->odp_actions; |
1ed8d352 EJ |
5020 | |
5021 | ds_put_char_multiple(result, '\t', level); | |
5022 | ds_put_format(result, "%s: ", title); | |
6fd6ed71 | 5023 | format_odp_actions(result, odp_actions->data, odp_actions->size); |
1ed8d352 EJ |
5024 | ds_put_char(result, '\n'); |
5025 | } | |
5026 | ||
41a91a0b AW |
5027 | static void |
5028 | trace_format_megaflow(struct ds *result, int level, const char *title, | |
5029 | struct trace_ctx *trace) | |
5030 | { | |
5031 | struct match match; | |
5032 | ||
5033 | ds_put_char_multiple(result, '\t', level); | |
5034 | ds_put_format(result, "%s: ", title); | |
1520ef4f | 5035 | match_init(&match, trace->key, &trace->wc); |
41a91a0b AW |
5036 | match_format(&match, result, OFP_DEFAULT_PRIORITY); |
5037 | ds_put_char(result, '\n'); | |
5038 | } | |
5039 | ||
9a9b001a | 5040 | static void trace_report(struct xlate_in *, int indentation, |
c1b3756c BP |
5041 | const char *format, ...) |
5042 | OVS_PRINTF_FORMAT(3, 4); | |
9a9b001a | 5043 | static void trace_report_valist(struct xlate_in *, int indentation, |
c1b3756c BP |
5044 | const char *format, va_list args) |
5045 | OVS_PRINTF_FORMAT(3, 0); | |
34dd0d78 | 5046 | |
abe529af | 5047 | static void |
9a9b001a | 5048 | trace_resubmit(struct xlate_in *xin, struct rule_dpif *rule, int indentation) |
abe529af | 5049 | { |
4d0acc70 | 5050 | struct trace_ctx *trace = CONTAINER_OF(xin, struct trace_ctx, xin); |
abe529af BP |
5051 | struct ds *result = trace->result; |
5052 | ||
9a9b001a | 5053 | if (!indentation) { |
34dd0d78 | 5054 | if (rule == xin->ofproto->miss_rule) { |
9a9b001a | 5055 | trace_report(xin, indentation, |
c1b3756c | 5056 | "No match, flow generates \"packet in\"s."); |
34dd0d78 | 5057 | } else if (rule == xin->ofproto->no_packet_in_rule) { |
9a9b001a | 5058 | trace_report(xin, indentation, "No match, packets dropped because " |
c1b3756c | 5059 | "OFPPC_NO_PACKET_IN is set on in_port."); |
34dd0d78 | 5060 | } else if (rule == xin->ofproto->drop_frags_rule) { |
9a9b001a BP |
5061 | trace_report(xin, indentation, |
5062 | "Packets dropped because they are IP fragments and " | |
5063 | "the fragment handling mode is \"drop\"."); | |
34dd0d78 JR |
5064 | } |
5065 | } | |
5066 | ||
abe529af | 5067 | ds_put_char(result, '\n'); |
9a9b001a BP |
5068 | if (indentation) { |
5069 | trace_format_flow(result, indentation, "Resubmitted flow", trace); | |
5070 | trace_format_regs(result, indentation, "Resubmitted regs", trace); | |
5071 | trace_format_odp(result, indentation, "Resubmitted odp", trace); | |
5072 | trace_format_megaflow(result, indentation, "Resubmitted megaflow", | |
5073 | trace); | |
a8c31348 | 5074 | } |
8d8ab6c2 | 5075 | trace_format_rule(&xin->ofproto->up, result, indentation, rule); |
abe529af BP |
5076 | } |
5077 | ||
479df176 | 5078 | static void |
9a9b001a | 5079 | trace_report_valist(struct xlate_in *xin, int indentation, |
c1b3756c | 5080 | const char *format, va_list args) |
479df176 | 5081 | { |
4d0acc70 | 5082 | struct trace_ctx *trace = CONTAINER_OF(xin, struct trace_ctx, xin); |
479df176 BP |
5083 | struct ds *result = trace->result; |
5084 | ||
9a9b001a | 5085 | ds_put_char_multiple(result, '\t', indentation); |
c1b3756c | 5086 | ds_put_format_valist(result, format, args); |
479df176 BP |
5087 | ds_put_char(result, '\n'); |
5088 | } | |
5089 | ||
c1b3756c | 5090 | static void |
9a9b001a | 5091 | trace_report(struct xlate_in *xin, int indentation, const char *format, ...) |
c1b3756c BP |
5092 | { |
5093 | va_list args; | |
5094 | ||
5095 | va_start(args, format); | |
9a9b001a | 5096 | trace_report_valist(xin, indentation, format, args); |
c1b3756c BP |
5097 | va_end(args); |
5098 | } | |
5099 | ||
b6f00895 BP |
5100 | /* Parses the 'argc' elements of 'argv', ignoring argv[0]. The following |
5101 | * forms are supported: | |
5102 | * | |
5103 | * - [dpname] odp_flow [-generate | packet] | |
5104 | * - bridge br_flow [-generate | packet] | |
5105 | * | |
5106 | * On success, initializes '*ofprotop' and 'flow' and returns NULL. On failure | |
316078c7 | 5107 | * returns a nonnull malloced error message. */ |
cab50449 | 5108 | static char * OVS_WARN_UNUSED_RESULT |
b6f00895 BP |
5109 | parse_flow_and_packet(int argc, const char *argv[], |
5110 | struct ofproto_dpif **ofprotop, struct flow *flow, | |
cf62fa4c | 5111 | struct dp_packet **packetp) |
abe529af | 5112 | { |
0a37839c | 5113 | const struct dpif_backer *backer = NULL; |
b6f00895 | 5114 | const char *error = NULL; |
316078c7 | 5115 | char *m_err = NULL; |
b6f00895 | 5116 | struct simap port_names = SIMAP_INITIALIZER(&port_names); |
cf62fa4c | 5117 | struct dp_packet *packet; |
b6f00895 BP |
5118 | struct ofpbuf odp_key; |
5119 | struct ofpbuf odp_mask; | |
abe529af | 5120 | |
50aa28fd | 5121 | ofpbuf_init(&odp_key, 0); |
ea5e3887 | 5122 | ofpbuf_init(&odp_mask, 0); |
abe529af | 5123 | |
50aa28fd AW |
5124 | /* Handle "-generate" or a hex string as the last argument. */ |
5125 | if (!strcmp(argv[argc - 1], "-generate")) { | |
cf62fa4c | 5126 | packet = dp_packet_new(0); |
50aa28fd AW |
5127 | argc--; |
5128 | } else { | |
b6f00895 | 5129 | error = eth_from_hex(argv[argc - 1], &packet); |
50aa28fd AW |
5130 | if (!error) { |
5131 | argc--; | |
5132 | } else if (argc == 4) { | |
5133 | /* The 3-argument form must end in "-generate' or a hex string. */ | |
50aa28fd AW |
5134 | goto exit; |
5135 | } | |
316078c7 | 5136 | error = NULL; |
e84173dc | 5137 | } |
876b0e1c | 5138 | |
0a37839c GS |
5139 | /* odp_flow can have its in_port specified as a name instead of port no. |
5140 | * We do not yet know whether a given flow is a odp_flow or a br_flow. | |
5141 | * But, to know whether a flow is odp_flow through odp_flow_from_string(), | |
5142 | * we need to create a simap of name to port no. */ | |
5143 | if (argc == 3) { | |
5144 | const char *dp_type; | |
5145 | if (!strncmp(argv[1], "ovs-", 4)) { | |
5146 | dp_type = argv[1] + 4; | |
5147 | } else { | |
5148 | dp_type = argv[1]; | |
5149 | } | |
5150 | backer = shash_find_data(&all_dpif_backers, dp_type); | |
b6f00895 | 5151 | } else if (argc == 2) { |
0a37839c GS |
5152 | struct shash_node *node; |
5153 | if (shash_count(&all_dpif_backers) == 1) { | |
5154 | node = shash_first(&all_dpif_backers); | |
5155 | backer = node->data; | |
5156 | } | |
b6f00895 BP |
5157 | } else { |
5158 | error = "Syntax error"; | |
5159 | goto exit; | |
0a37839c GS |
5160 | } |
5161 | if (backer && backer->dpif) { | |
5162 | struct dpif_port dpif_port; | |
5163 | struct dpif_port_dump port_dump; | |
5164 | DPIF_PORT_FOR_EACH (&dpif_port, &port_dump, backer->dpif) { | |
5165 | simap_put(&port_names, dpif_port.name, | |
5166 | odp_to_u32(dpif_port.port_no)); | |
5167 | } | |
5168 | } | |
5169 | ||
50aa28fd AW |
5170 | /* Parse the flow and determine whether a datapath or |
5171 | * bridge is specified. If function odp_flow_key_from_string() | |
5172 | * returns 0, the flow is a odp_flow. If function | |
316078c7 | 5173 | * parse_ofp_exact_flow() returns NULL, the flow is a br_flow. */ |
b6f00895 BP |
5174 | if (!odp_flow_from_string(argv[argc - 1], &port_names, |
5175 | &odp_key, &odp_mask)) { | |
0a37839c | 5176 | if (!backer) { |
b6f00895 | 5177 | error = "Cannot find the datapath"; |
0a37839c | 5178 | goto exit; |
876b0e1c | 5179 | } |
8b3b8dd1 | 5180 | |
6fd6ed71 | 5181 | if (odp_flow_key_to_flow(odp_key.data, odp_key.size, flow) == ODP_FIT_ERROR) { |
5dd63cf5 | 5182 | error = "Failed to parse datapath flow key"; |
cc377352 EJ |
5183 | goto exit; |
5184 | } | |
5185 | ||
ef377a58 JR |
5186 | *ofprotop = xlate_lookup_ofproto(backer, flow, |
5187 | &flow->in_port.ofp_port); | |
5188 | if (*ofprotop == NULL) { | |
b6f00895 | 5189 | error = "Invalid datapath flow"; |
50aa28fd | 5190 | goto exit; |
8b3b8dd1 | 5191 | } |
8d8ab6c2 JG |
5192 | |
5193 | flow->tunnel.metadata.tab = ofproto_dpif_get_tun_tab(*ofprotop); | |
5194 | ||
5195 | /* Convert Geneve options to OpenFlow format now. This isn't actually | |
5196 | * required in order to get the right results since the ofproto xlate | |
5197 | * actions will handle this for us. However, converting now ensures | |
5198 | * that our formatting code will always be able to consistently print | |
5199 | * in OpenFlow format, which is what we use here. */ | |
5200 | if (flow->tunnel.flags & FLOW_TNL_F_UDPIF) { | |
5201 | struct flow_tnl tnl; | |
5202 | int err; | |
5203 | ||
5204 | memcpy(&tnl, &flow->tunnel, sizeof tnl); | |
5205 | err = tun_metadata_from_geneve_udpif(flow->tunnel.metadata.tab, | |
5206 | &tnl, &tnl, &flow->tunnel); | |
5207 | if (err) { | |
5208 | error = "Failed to parse Geneve options"; | |
5209 | goto exit; | |
5210 | } | |
5211 | } | |
316078c7 | 5212 | } else { |
8d8ab6c2 | 5213 | char *err; |
876b0e1c | 5214 | |
8d8ab6c2 JG |
5215 | if (argc != 3) { |
5216 | error = "Must specify bridge name"; | |
5217 | goto exit; | |
5218 | } | |
5219 | ||
5220 | *ofprotop = ofproto_dpif_lookup(argv[1]); | |
5221 | if (!*ofprotop) { | |
5222 | error = "Unknown bridge name"; | |
5223 | goto exit; | |
5224 | } | |
5225 | ||
5226 | err = parse_ofp_exact_flow(flow, NULL, | |
5227 | ofproto_dpif_get_tun_tab(*ofprotop), | |
5228 | argv[argc - 1], NULL); | |
316078c7 | 5229 | if (err) { |
5dd63cf5 | 5230 | m_err = xasprintf("Bad openflow flow syntax: %s", err); |
316078c7 | 5231 | free(err); |
50aa28fd AW |
5232 | goto exit; |
5233 | } | |
abe529af BP |
5234 | } |
5235 | ||
50aa28fd AW |
5236 | /* Generate a packet, if requested. */ |
5237 | if (packet) { | |
cf62fa4c | 5238 | if (!dp_packet_size(packet)) { |
b6f00895 | 5239 | flow_compose(packet, flow); |
50aa28fd | 5240 | } else { |
50aa28fd AW |
5241 | /* Use the metadata from the flow and the packet argument |
5242 | * to reconstruct the flow. */ | |
cf62fa4c PS |
5243 | pkt_metadata_from_flow(&packet->md, flow); |
5244 | flow_extract(packet, flow); | |
50aa28fd AW |
5245 | } |
5246 | } | |
5247 | ||
6a6455e5 | 5248 | exit: |
316078c7 JR |
5249 | if (error && !m_err) { |
5250 | m_err = xstrdup(error); | |
5251 | } | |
5252 | if (m_err) { | |
cf62fa4c | 5253 | dp_packet_delete(packet); |
b6f00895 BP |
5254 | packet = NULL; |
5255 | } | |
5256 | *packetp = packet; | |
6a6455e5 | 5257 | ofpbuf_uninit(&odp_key); |
ea5e3887 | 5258 | ofpbuf_uninit(&odp_mask); |
0a37839c | 5259 | simap_destroy(&port_names); |
316078c7 | 5260 | return m_err; |
b6f00895 BP |
5261 | } |
5262 | ||
5263 | static void | |
5264 | ofproto_unixctl_trace(struct unixctl_conn *conn, int argc, const char *argv[], | |
5265 | void *aux OVS_UNUSED) | |
5266 | { | |
5267 | struct ofproto_dpif *ofproto; | |
cf62fa4c | 5268 | struct dp_packet *packet; |
316078c7 | 5269 | char *error; |
b6f00895 BP |
5270 | struct flow flow; |
5271 | ||
5272 | error = parse_flow_and_packet(argc, argv, &ofproto, &flow, &packet); | |
5273 | if (!error) { | |
5274 | struct ds result; | |
5275 | ||
5276 | ds_init(&result); | |
aee0979b | 5277 | ofproto_trace(ofproto, &flow, packet, NULL, 0, &result); |
b6f00895 BP |
5278 | unixctl_command_reply(conn, ds_cstr(&result)); |
5279 | ds_destroy(&result); | |
cf62fa4c | 5280 | dp_packet_delete(packet); |
b6f00895 BP |
5281 | } else { |
5282 | unixctl_command_reply_error(conn, error); | |
316078c7 | 5283 | free(error); |
b6f00895 | 5284 | } |
6a6455e5 EJ |
5285 | } |
5286 | ||
aee0979b BP |
5287 | static void |
5288 | ofproto_unixctl_trace_actions(struct unixctl_conn *conn, int argc, | |
5289 | const char *argv[], void *aux OVS_UNUSED) | |
5290 | { | |
5291 | enum ofputil_protocol usable_protocols; | |
5292 | struct ofproto_dpif *ofproto; | |
5293 | bool enforce_consistency; | |
5294 | struct ofpbuf ofpacts; | |
cf62fa4c | 5295 | struct dp_packet *packet; |
aee0979b BP |
5296 | struct ds result; |
5297 | struct flow flow; | |
5298 | uint16_t in_port; | |
5299 | ||
5300 | /* Three kinds of error return values! */ | |
5301 | enum ofperr retval; | |
316078c7 | 5302 | char *error; |
aee0979b BP |
5303 | |
5304 | packet = NULL; | |
5305 | ds_init(&result); | |
5306 | ofpbuf_init(&ofpacts, 0); | |
5307 | ||
5308 | /* Parse actions. */ | |
c2d936a4 | 5309 | error = ofpacts_parse_actions(argv[--argc], &ofpacts, &usable_protocols); |
316078c7 JR |
5310 | if (error) { |
5311 | unixctl_command_reply_error(conn, error); | |
5312 | free(error); | |
aee0979b BP |
5313 | goto exit; |
5314 | } | |
5315 | ||
5316 | /* OpenFlow 1.1 and later suggest that the switch enforces certain forms of | |
ba2fe8e9 BP |
5317 | * consistency between the flow and the actions. With -consistent, we |
5318 | * enforce consistency even for a flow supported in OpenFlow 1.0. */ | |
aee0979b BP |
5319 | if (!strcmp(argv[1], "-consistent")) { |
5320 | enforce_consistency = true; | |
5321 | argv++; | |
5322 | argc--; | |
ba2fe8e9 BP |
5323 | } else { |
5324 | enforce_consistency = false; | |
aee0979b BP |
5325 | } |
5326 | ||
5327 | error = parse_flow_and_packet(argc, argv, &ofproto, &flow, &packet); | |
5328 | if (error) { | |
5329 | unixctl_command_reply_error(conn, error); | |
316078c7 | 5330 | free(error); |
aee0979b BP |
5331 | goto exit; |
5332 | } | |
5333 | ||
5334 | /* Do the same checks as handle_packet_out() in ofproto.c. | |
5335 | * | |
b8778a0d | 5336 | * We pass a 'table_id' of 0 to ofpacts_check(), which isn't |
aee0979b BP |
5337 | * strictly correct because these actions aren't in any table, but it's OK |
5338 | * because it 'table_id' is used only to check goto_table instructions, but | |
5339 | * packet-outs take a list of actions and therefore it can't include | |
5340 | * instructions. | |
5341 | * | |
5342 | * We skip the "meter" check here because meter is an instruction, not an | |
5343 | * action, and thus cannot appear in ofpacts. */ | |
5344 | in_port = ofp_to_u16(flow.in_port.ofp_port); | |
5345 | if (in_port >= ofproto->up.max_ports && in_port < ofp_to_u16(OFPP_MAX)) { | |
5346 | unixctl_command_reply_error(conn, "invalid in_port"); | |
5347 | goto exit; | |
5348 | } | |
ba2fe8e9 | 5349 | if (enforce_consistency) { |
89108874 JR |
5350 | retval = ofpacts_check_consistency(ofpacts.data, ofpacts.size, &flow, |
5351 | u16_to_ofp(ofproto->up.max_ports), | |
5352 | 0, ofproto->up.n_tables, | |
5353 | usable_protocols); | |
ba2fe8e9 | 5354 | } else { |
6fd6ed71 | 5355 | retval = ofpacts_check(ofpacts.data, ofpacts.size, &flow, |
89108874 JR |
5356 | u16_to_ofp(ofproto->up.max_ports), 0, |
5357 | ofproto->up.n_tables, &usable_protocols); | |
5358 | } | |
5359 | if (!retval) { | |
5360 | retval = ofproto_check_ofpacts(&ofproto->up, ofpacts.data, | |
5361 | ofpacts.size); | |
ba2fe8e9 BP |
5362 | } |
5363 | ||
aee0979b BP |
5364 | if (retval) { |
5365 | ds_clear(&result); | |
5366 | ds_put_format(&result, "Bad actions: %s", ofperr_to_string(retval)); | |
5367 | unixctl_command_reply_error(conn, ds_cstr(&result)); | |
5368 | goto exit; | |
5369 | } | |
5370 | ||
1f317cb5 | 5371 | ofproto_trace(ofproto, &flow, packet, |
6fd6ed71 | 5372 | ofpacts.data, ofpacts.size, &result); |
aee0979b BP |
5373 | unixctl_command_reply(conn, ds_cstr(&result)); |
5374 | ||
5375 | exit: | |
5376 | ds_destroy(&result); | |
cf62fa4c | 5377 | dp_packet_delete(packet); |
aee0979b BP |
5378 | ofpbuf_uninit(&ofpacts); |
5379 | } | |
5380 | ||
5381 | /* Implements a "trace" through 'ofproto''s flow table, appending a textual | |
5382 | * description of the results to 'ds'. | |
5383 | * | |
5384 | * The trace follows a packet with the specified 'flow' through the flow | |
5385 | * table. 'packet' may be nonnull to trace an actual packet, with consequent | |
5386 | * side effects (if it is nonnull then its flow must be 'flow'). | |
5387 | * | |
5388 | * If 'ofpacts' is nonnull then its 'ofpacts_len' bytes specify the actions to | |
5389 | * trace, otherwise the actions are determined by a flow table lookup. */ | |
ade6ad9c | 5390 | static void |
adcf00ba | 5391 | ofproto_trace(struct ofproto_dpif *ofproto, struct flow *flow, |
cf62fa4c | 5392 | const struct dp_packet *packet, |
aee0979b BP |
5393 | const struct ofpact ofpacts[], size_t ofpacts_len, |
5394 | struct ds *ds) | |
6a6455e5 | 5395 | { |
41a91a0b | 5396 | struct trace_ctx trace; |
fff1b9c0 | 5397 | enum xlate_error error; |
6a6455e5 | 5398 | |
aee0979b | 5399 | ds_put_format(ds, "Bridge: %s\n", ofproto->up.name); |
6a6455e5 EJ |
5400 | ds_put_cstr(ds, "Flow: "); |
5401 | flow_format(ds, flow); | |
5402 | ds_put_char(ds, '\n'); | |
abe529af | 5403 | |
1520ef4f BP |
5404 | ofpbuf_init(&trace.odp_actions, 0); |
5405 | ||
a8c31348 BP |
5406 | trace.result = ds; |
5407 | trace.key = flow; /* Original flow key, used for megaflow. */ | |
5408 | trace.flow = *flow; /* May be modified by actions. */ | |
1f4a8933 JR |
5409 | xlate_in_init(&trace.xin, ofproto, |
5410 | ofproto_dpif_get_tables_version(ofproto), flow, | |
5411 | flow->in_port.ofp_port, NULL, ntohs(flow->tcp_flags), | |
5412 | packet, &trace.wc, &trace.odp_actions); | |
a8c31348 BP |
5413 | trace.xin.ofpacts = ofpacts; |
5414 | trace.xin.ofpacts_len = ofpacts_len; | |
5415 | trace.xin.resubmit_hook = trace_resubmit; | |
c1b3756c | 5416 | trace.xin.report_hook = trace_report_valist; |
bcd2633a | 5417 | |
fff1b9c0 | 5418 | error = xlate_actions(&trace.xin, &trace.xout); |
a8c31348 | 5419 | ds_put_char(ds, '\n'); |
56de2148 | 5420 | trace.xin.flow.actset_output = 0; |
a8c31348 BP |
5421 | trace_format_flow(ds, 0, "Final flow", &trace); |
5422 | trace_format_megaflow(ds, 0, "Megaflow", &trace); | |
bcd2633a | 5423 | |
a8c31348 | 5424 | ds_put_cstr(ds, "Datapath actions: "); |
1520ef4f | 5425 | format_odp_actions(ds, trace.odp_actions.data, trace.odp_actions.size); |
876b0e1c | 5426 | |
fff1b9c0 JR |
5427 | if (error != XLATE_OK) { |
5428 | ds_put_format(ds, "\nTranslation failed (%s), packet is dropped.\n", | |
5429 | xlate_strerror(error)); | |
5430 | } else if (trace.xout.slow) { | |
a8c31348 | 5431 | enum slow_path_reason slow; |
04594cd5 | 5432 | |
a8c31348 BP |
5433 | ds_put_cstr(ds, "\nThis flow is handled by the userspace " |
5434 | "slow path because it:"); | |
04594cd5 | 5435 | |
a8c31348 BP |
5436 | slow = trace.xout.slow; |
5437 | while (slow) { | |
5438 | enum slow_path_reason bit = rightmost_1bit(slow); | |
04594cd5 | 5439 | |
a8c31348 BP |
5440 | ds_put_format(ds, "\n\t- %s.", |
5441 | slow_path_reason_to_explanation(bit)); | |
04594cd5 | 5442 | |
a8c31348 | 5443 | slow &= ~bit; |
876b0e1c | 5444 | } |
abe529af | 5445 | } |
a8c31348 BP |
5446 | |
5447 | xlate_out_uninit(&trace.xout); | |
1520ef4f | 5448 | ofpbuf_uninit(&trace.odp_actions); |
abe529af BP |
5449 | } |
5450 | ||
27022416 JP |
5451 | /* Store the current ofprotos in 'ofproto_shash'. Returns a sorted list |
5452 | * of the 'ofproto_shash' nodes. It is the responsibility of the caller | |
5453 | * to destroy 'ofproto_shash' and free the returned value. */ | |
5454 | static const struct shash_node ** | |
5455 | get_ofprotos(struct shash *ofproto_shash) | |
5456 | { | |
5457 | const struct ofproto_dpif *ofproto; | |
5458 | ||
5459 | HMAP_FOR_EACH (ofproto, all_ofproto_dpifs_node, &all_ofproto_dpifs) { | |
5460 | char *name = xasprintf("%s@%s", ofproto->up.type, ofproto->up.name); | |
5461 | shash_add_nocopy(ofproto_shash, name, ofproto); | |
5462 | } | |
5463 | ||
5464 | return shash_sort(ofproto_shash); | |
5465 | } | |
5466 | ||
5467 | static void | |
5468 | ofproto_unixctl_dpif_dump_dps(struct unixctl_conn *conn, int argc OVS_UNUSED, | |
5469 | const char *argv[] OVS_UNUSED, | |
5470 | void *aux OVS_UNUSED) | |
5471 | { | |
5472 | struct ds ds = DS_EMPTY_INITIALIZER; | |
5473 | struct shash ofproto_shash; | |
5474 | const struct shash_node **sorted_ofprotos; | |
5475 | int i; | |
5476 | ||
5477 | shash_init(&ofproto_shash); | |
5478 | sorted_ofprotos = get_ofprotos(&ofproto_shash); | |
5479 | for (i = 0; i < shash_count(&ofproto_shash); i++) { | |
5480 | const struct shash_node *node = sorted_ofprotos[i]; | |
5481 | ds_put_format(&ds, "%s\n", node->name); | |
5482 | } | |
5483 | ||
5484 | shash_destroy(&ofproto_shash); | |
5485 | free(sorted_ofprotos); | |
5486 | ||
5487 | unixctl_command_reply(conn, ds_cstr(&ds)); | |
5488 | ds_destroy(&ds); | |
5489 | } | |
5490 | ||
dc54ef36 EJ |
5491 | static void |
5492 | dpif_show_backer(const struct dpif_backer *backer, struct ds *ds) | |
27022416 | 5493 | { |
dc54ef36 | 5494 | const struct shash_node **ofprotos; |
e79a6c83 | 5495 | struct dpif_dp_stats dp_stats; |
dc54ef36 | 5496 | struct shash ofproto_shash; |
09672174 | 5497 | size_t i; |
655ab909 | 5498 | |
e79a6c83 | 5499 | dpif_get_dp_stats(backer->dpif, &dp_stats); |
655ab909 | 5500 | |
dc54ef36 | 5501 | ds_put_format(ds, "%s: hit:%"PRIu64" missed:%"PRIu64"\n", |
e79a6c83 | 5502 | dpif_name(backer->dpif), dp_stats.n_hit, dp_stats.n_missed); |
dc54ef36 | 5503 | |
dc54ef36 EJ |
5504 | shash_init(&ofproto_shash); |
5505 | ofprotos = get_ofprotos(&ofproto_shash); | |
5506 | for (i = 0; i < shash_count(&ofproto_shash); i++) { | |
5507 | struct ofproto_dpif *ofproto = ofprotos[i]->data; | |
5508 | const struct shash_node **ports; | |
5509 | size_t j; | |
0a740f48 | 5510 | |
dc54ef36 EJ |
5511 | if (ofproto->backer != backer) { |
5512 | continue; | |
0a740f48 | 5513 | } |
27022416 | 5514 | |
e79a6c83 | 5515 | ds_put_format(ds, "\t%s:\n", ofproto->up.name); |
dc54ef36 EJ |
5516 | |
5517 | ports = shash_sort(&ofproto->up.port_by_name); | |
5518 | for (j = 0; j < shash_count(&ofproto->up.port_by_name); j++) { | |
5519 | const struct shash_node *node = ports[j]; | |
5520 | struct ofport *ofport = node->data; | |
5521 | struct smap config; | |
4e022ec0 | 5522 | odp_port_t odp_port; |
27022416 | 5523 | |
dc54ef36 EJ |
5524 | ds_put_format(ds, "\t\t%s %u/", netdev_get_name(ofport->netdev), |
5525 | ofport->ofp_port); | |
27022416 | 5526 | |
dc54ef36 | 5527 | odp_port = ofp_port_to_odp_port(ofproto, ofport->ofp_port); |
4e022ec0 | 5528 | if (odp_port != ODPP_NONE) { |
dc54ef36 EJ |
5529 | ds_put_format(ds, "%"PRIu32":", odp_port); |
5530 | } else { | |
5531 | ds_put_cstr(ds, "none:"); | |
5532 | } | |
27022416 | 5533 | |
dc54ef36 | 5534 | ds_put_format(ds, " (%s", netdev_get_type(ofport->netdev)); |
27022416 | 5535 | |
dc54ef36 EJ |
5536 | smap_init(&config); |
5537 | if (!netdev_get_config(ofport->netdev, &config)) { | |
5538 | const struct smap_node **nodes; | |
5539 | size_t i; | |
27022416 | 5540 | |
dc54ef36 EJ |
5541 | nodes = smap_sort(&config); |
5542 | for (i = 0; i < smap_count(&config); i++) { | |
5543 | const struct smap_node *node = nodes[i]; | |
5544 | ds_put_format(ds, "%c %s=%s", i ? ',' : ':', | |
5545 | node->key, node->value); | |
5546 | } | |
5547 | free(nodes); | |
27022416 | 5548 | } |
dc54ef36 EJ |
5549 | smap_destroy(&config); |
5550 | ||
27022416 | 5551 | ds_put_char(ds, ')'); |
dc54ef36 | 5552 | ds_put_char(ds, '\n'); |
27022416 | 5553 | } |
dc54ef36 | 5554 | free(ports); |
27022416 | 5555 | } |
dc54ef36 EJ |
5556 | shash_destroy(&ofproto_shash); |
5557 | free(ofprotos); | |
27022416 JP |
5558 | } |
5559 | ||
5560 | static void | |
dc54ef36 EJ |
5561 | ofproto_unixctl_dpif_show(struct unixctl_conn *conn, int argc OVS_UNUSED, |
5562 | const char *argv[] OVS_UNUSED, void *aux OVS_UNUSED) | |
27022416 JP |
5563 | { |
5564 | struct ds ds = DS_EMPTY_INITIALIZER; | |
dc54ef36 EJ |
5565 | const struct shash_node **backers; |
5566 | int i; | |
27022416 | 5567 | |
dc54ef36 EJ |
5568 | backers = shash_sort(&all_dpif_backers); |
5569 | for (i = 0; i < shash_count(&all_dpif_backers); i++) { | |
5570 | dpif_show_backer(backers[i]->data, &ds); | |
27022416 | 5571 | } |
dc54ef36 | 5572 | free(backers); |
27022416 JP |
5573 | |
5574 | unixctl_command_reply(conn, ds_cstr(&ds)); | |
5575 | ds_destroy(&ds); | |
5576 | } | |
5577 | ||
5578 | static void | |
5579 | ofproto_unixctl_dpif_dump_flows(struct unixctl_conn *conn, | |
5580 | int argc OVS_UNUSED, const char *argv[], | |
5581 | void *aux OVS_UNUSED) | |
5582 | { | |
27022416 | 5583 | const struct ofproto_dpif *ofproto; |
ac64794a BP |
5584 | |
5585 | struct ds ds = DS_EMPTY_INITIALIZER; | |
04b541df | 5586 | bool verbosity = false; |
ac64794a | 5587 | |
04b541df GS |
5588 | struct dpif_port dpif_port; |
5589 | struct dpif_port_dump port_dump; | |
5590 | struct hmap portno_names; | |
ac64794a BP |
5591 | |
5592 | struct dpif_flow_dump *flow_dump; | |
5593 | struct dpif_flow_dump_thread *flow_dump_thread; | |
5594 | struct dpif_flow f; | |
938eaa50 | 5595 | int error; |
27022416 | 5596 | |
04b541df | 5597 | ofproto = ofproto_dpif_lookup(argv[argc - 1]); |
27022416 JP |
5598 | if (!ofproto) { |
5599 | unixctl_command_reply_error(conn, "no such bridge"); | |
5600 | return; | |
5601 | } | |
5602 | ||
04b541df GS |
5603 | if (argc > 2 && !strcmp(argv[1], "-m")) { |
5604 | verbosity = true; | |
5605 | } | |
5606 | ||
5607 | hmap_init(&portno_names); | |
5608 | DPIF_PORT_FOR_EACH (&dpif_port, &port_dump, ofproto->backer->dpif) { | |
5609 | odp_portno_names_set(&portno_names, dpif_port.port_no, dpif_port.name); | |
5610 | } | |
5611 | ||
1b849273 | 5612 | ds_init(&ds); |
64bb477f | 5613 | flow_dump = dpif_flow_dump_create(ofproto->backer->dpif, false); |
ac64794a BP |
5614 | flow_dump_thread = dpif_flow_dump_thread_create(flow_dump); |
5615 | while (dpif_flow_dump_next(flow_dump_thread, &f, 1)) { | |
ef377a58 JR |
5616 | struct flow flow; |
5617 | ||
5618 | if (odp_flow_key_to_flow(f.key, f.key_len, &flow) == ODP_FIT_ERROR | |
5619 | || xlate_lookup_ofproto(ofproto->backer, &flow, NULL) != ofproto) { | |
04d08d54 EJ |
5620 | continue; |
5621 | } | |
5622 | ||
70e5ed6f JS |
5623 | if (verbosity) { |
5624 | odp_format_ufid(&f.ufid, &ds); | |
5625 | ds_put_cstr(&ds, " "); | |
5626 | } | |
ac64794a BP |
5627 | odp_flow_format(f.key, f.key_len, f.mask, f.mask_len, |
5628 | &portno_names, &ds, verbosity); | |
1b849273 | 5629 | ds_put_cstr(&ds, ", "); |
ac64794a | 5630 | dpif_flow_stats_format(&f.stats, &ds); |
27022416 | 5631 | ds_put_cstr(&ds, ", actions:"); |
ac64794a | 5632 | format_odp_actions(&ds, f.actions, f.actions_len); |
27022416 JP |
5633 | ds_put_char(&ds, '\n'); |
5634 | } | |
ac64794a BP |
5635 | dpif_flow_dump_thread_destroy(flow_dump_thread); |
5636 | error = dpif_flow_dump_destroy(flow_dump); | |
27022416 | 5637 | |
938eaa50 | 5638 | if (error) { |
1b849273 JS |
5639 | ds_clear(&ds); |
5640 | ds_put_format(&ds, "dpif/dump_flows failed: %s", ovs_strerror(errno)); | |
5641 | unixctl_command_reply_error(conn, ds_cstr(&ds)); | |
5642 | } else { | |
5643 | unixctl_command_reply(conn, ds_cstr(&ds)); | |
5644 | } | |
04b541df GS |
5645 | odp_portno_names_destroy(&portno_names); |
5646 | hmap_destroy(&portno_names); | |
27022416 JP |
5647 | ds_destroy(&ds); |
5648 | } | |
5649 | ||
abe529af | 5650 | static void |
a36de779 PS |
5651 | ofproto_revalidate_all_backers(void) |
5652 | { | |
5653 | const struct shash_node **backers; | |
5654 | int i; | |
5655 | ||
5656 | backers = shash_sort(&all_dpif_backers); | |
5657 | for (i = 0; i < shash_count(&all_dpif_backers); i++) { | |
5658 | struct dpif_backer *backer = backers[i]->data; | |
5659 | backer->need_revalidate = REV_RECONFIGURE; | |
5660 | } | |
5661 | free(backers); | |
5662 | } | |
5663 | ||
5664 | static void | |
5665 | disable_tnl_push_pop(struct unixctl_conn *conn OVS_UNUSED, int argc OVS_UNUSED, | |
5666 | const char *argv[], void *aux OVS_UNUSED) | |
5667 | { | |
5668 | if (!strcasecmp(argv[1], "off")) { | |
5669 | ofproto_use_tnl_push_pop = false; | |
5670 | unixctl_command_reply(conn, "Tunnel push-pop off"); | |
5671 | ofproto_revalidate_all_backers(); | |
5672 | } else if (!strcasecmp(argv[1], "on")) { | |
5673 | ofproto_use_tnl_push_pop = true; | |
5674 | unixctl_command_reply(conn, "Tunnel push-pop on"); | |
5675 | ofproto_revalidate_all_backers(); | |
a6313b25 IM |
5676 | } else { |
5677 | unixctl_command_reply_error(conn, "Invalid argument"); | |
a36de779 PS |
5678 | } |
5679 | } | |
5680 | ||
aaca4fe0 WT |
5681 | static void |
5682 | disable_datapath_truncate(struct unixctl_conn *conn OVS_UNUSED, | |
5683 | int argc OVS_UNUSED, | |
5684 | const char *argv[] OVS_UNUSED, | |
5685 | void *aux OVS_UNUSED) | |
5686 | { | |
5687 | const struct shash_node **backers; | |
5688 | int i; | |
5689 | ||
5690 | backers = shash_sort(&all_dpif_backers); | |
5691 | for (i = 0; i < shash_count(&all_dpif_backers); i++) { | |
5692 | struct dpif_backer *backer = backers[i]->data; | |
5693 | backer->support.trunc = false; | |
5694 | } | |
5695 | free(backers); | |
5696 | unixctl_command_reply(conn, "Datapath truncate action diabled"); | |
5697 | } | |
5698 | ||
a36de779 PS |
5699 | static void |
5700 | ofproto_unixctl_init(void) | |
abe529af BP |
5701 | { |
5702 | static bool registered; | |
5703 | if (registered) { | |
5704 | return; | |
5705 | } | |
5706 | registered = true; | |
5707 | ||
0e15264f BP |
5708 | unixctl_command_register( |
5709 | "ofproto/trace", | |
dc8ce81f | 5710 | "{[dp_name] odp_flow | bridge br_flow} [-generate|packet]", |
50aa28fd | 5711 | 1, 3, ofproto_unixctl_trace, NULL); |
aee0979b BP |
5712 | unixctl_command_register( |
5713 | "ofproto/trace-packet-out", | |
5714 | "[-consistent] {[dp_name] odp_flow | bridge br_flow} [-generate|packet] actions", | |
5715 | 2, 6, ofproto_unixctl_trace_actions, NULL); | |
96e466a3 | 5716 | unixctl_command_register("fdb/flush", "[bridge]", 0, 1, |
0e15264f BP |
5717 | ofproto_unixctl_fdb_flush, NULL); |
5718 | unixctl_command_register("fdb/show", "bridge", 1, 1, | |
5719 | ofproto_unixctl_fdb_show, NULL); | |
08fdcc12 FL |
5720 | unixctl_command_register("mdb/flush", "[bridge]", 0, 1, |
5721 | ofproto_unixctl_mcast_snooping_flush, NULL); | |
5722 | unixctl_command_register("mdb/show", "bridge", 1, 1, | |
5723 | ofproto_unixctl_mcast_snooping_show, NULL); | |
27022416 JP |
5724 | unixctl_command_register("dpif/dump-dps", "", 0, 0, |
5725 | ofproto_unixctl_dpif_dump_dps, NULL); | |
dc54ef36 EJ |
5726 | unixctl_command_register("dpif/show", "", 0, 0, ofproto_unixctl_dpif_show, |
5727 | NULL); | |
04b541df | 5728 | unixctl_command_register("dpif/dump-flows", "[-m] bridge", 1, 2, |
27022416 | 5729 | ofproto_unixctl_dpif_dump_flows, NULL); |
a36de779 PS |
5730 | |
5731 | unixctl_command_register("ofproto/tnl-push-pop", "[on]|[off]", 1, 1, | |
5732 | disable_tnl_push_pop, NULL); | |
aaca4fe0 WT |
5733 | |
5734 | unixctl_command_register("dpif/disable-truncate", "", 0, 0, | |
5735 | disable_datapath_truncate, NULL); | |
abe529af | 5736 | } |
32260212 | 5737 | |
56c091ec SH |
5738 | /* Returns true if 'table' is the table used for internal rules, |
5739 | * false otherwise. */ | |
5740 | bool | |
5741 | table_is_internal(uint8_t table_id) | |
5742 | { | |
5743 | return table_id == TBL_INTERNAL; | |
5744 | } | |
abe529af | 5745 | \f |
e1b1d06a | 5746 | |
46c88433 | 5747 | static odp_port_t |
4e022ec0 | 5748 | ofp_port_to_odp_port(const struct ofproto_dpif *ofproto, ofp_port_t ofp_port) |
e1b1d06a | 5749 | { |
e672ff9b | 5750 | const struct ofport_dpif *ofport = ofp_port_to_ofport(ofproto, ofp_port); |
4e022ec0 | 5751 | return ofport ? ofport->odp_port : ODPP_NONE; |
e1b1d06a JP |
5752 | } |
5753 | ||
8449c4d6 | 5754 | struct ofport_dpif * |
4e022ec0 | 5755 | odp_port_to_ofport(const struct dpif_backer *backer, odp_port_t odp_port) |
e1b1d06a JP |
5756 | { |
5757 | struct ofport_dpif *port; | |
5758 | ||
8449c4d6 | 5759 | ovs_rwlock_rdlock(&backer->odp_to_ofport_lock); |
f9c0c3ec | 5760 | HMAP_FOR_EACH_IN_BUCKET (port, odp_port_node, hash_odp_port(odp_port), |
acf60855 | 5761 | &backer->odp_to_ofport_map) { |
e1b1d06a | 5762 | if (port->odp_port == odp_port) { |
8449c4d6 | 5763 | ovs_rwlock_unlock(&backer->odp_to_ofport_lock); |
acf60855 | 5764 | return port; |
e1b1d06a JP |
5765 | } |
5766 | } | |
5767 | ||
8449c4d6 | 5768 | ovs_rwlock_unlock(&backer->odp_to_ofport_lock); |
acf60855 JP |
5769 | return NULL; |
5770 | } | |
5771 | ||
4e022ec0 AW |
5772 | static ofp_port_t |
5773 | odp_port_to_ofp_port(const struct ofproto_dpif *ofproto, odp_port_t odp_port) | |
acf60855 JP |
5774 | { |
5775 | struct ofport_dpif *port; | |
5776 | ||
5777 | port = odp_port_to_ofport(ofproto->backer, odp_port); | |
6472ba11 | 5778 | if (port && &ofproto->up == port->up.ofproto) { |
acf60855 JP |
5779 | return port->up.ofp_port; |
5780 | } else { | |
5781 | return OFPP_NONE; | |
5782 | } | |
e1b1d06a | 5783 | } |
655ab909 | 5784 | |
adcf00ba AZ |
5785 | int |
5786 | ofproto_dpif_add_internal_flow(struct ofproto_dpif *ofproto, | |
fe99c360 | 5787 | const struct match *match, int priority, |
290ad78a | 5788 | uint16_t idle_timeout, |
adcf00ba AZ |
5789 | const struct ofpbuf *ofpacts, |
5790 | struct rule **rulep) | |
5791 | { | |
7338102b | 5792 | struct ofputil_flow_mod fm; |
adcf00ba AZ |
5793 | struct rule_dpif *rule; |
5794 | int error; | |
5795 | ||
7338102b | 5796 | fm = (struct ofputil_flow_mod) { |
c184807c | 5797 | .buffer_id = UINT32_MAX, |
39cc5c4a BP |
5798 | .match = *match, |
5799 | .priority = priority, | |
5800 | .table_id = TBL_INTERNAL, | |
5801 | .command = OFPFC_ADD, | |
5802 | .idle_timeout = idle_timeout, | |
5803 | .flags = OFPUTIL_FF_HIDDEN_FIELDS | OFPUTIL_FF_NO_READONLY, | |
5804 | .ofpacts = ofpacts->data, | |
5805 | .ofpacts_len = ofpacts->size, | |
39cc5c4a | 5806 | }; |
8be00367 | 5807 | |
7338102b | 5808 | error = ofproto_flow_mod(&ofproto->up, &fm); |
adcf00ba AZ |
5809 | if (error) { |
5810 | VLOG_ERR_RL(&rl, "failed to add internal flow (%s)", | |
5811 | ofperr_to_string(error)); | |
5812 | *rulep = NULL; | |
5813 | return error; | |
5814 | } | |
5815 | ||
621b8064 JR |
5816 | rule = rule_dpif_lookup_in_table(ofproto, |
5817 | ofproto_dpif_get_tables_version(ofproto), | |
7338102b JR |
5818 | TBL_INTERNAL, &fm.match.flow, |
5819 | &fm.match.wc); | |
adcf00ba | 5820 | if (rule) { |
adcf00ba AZ |
5821 | *rulep = &rule->up; |
5822 | } else { | |
5823 | OVS_NOT_REACHED(); | |
5824 | } | |
5825 | return 0; | |
5826 | } | |
5827 | ||
5828 | int | |
5829 | ofproto_dpif_delete_internal_flow(struct ofproto_dpif *ofproto, | |
5830 | struct match *match, int priority) | |
5831 | { | |
7338102b | 5832 | struct ofputil_flow_mod fm; |
adcf00ba AZ |
5833 | int error; |
5834 | ||
7338102b | 5835 | fm = (struct ofputil_flow_mod) { |
c184807c | 5836 | .buffer_id = UINT32_MAX, |
39cc5c4a BP |
5837 | .match = *match, |
5838 | .priority = priority, | |
5839 | .table_id = TBL_INTERNAL, | |
5840 | .flags = OFPUTIL_FF_HIDDEN_FIELDS | OFPUTIL_FF_NO_READONLY, | |
5841 | .command = OFPFC_DELETE_STRICT, | |
5842 | }; | |
8be00367 | 5843 | |
7338102b | 5844 | error = ofproto_flow_mod(&ofproto->up, &fm); |
adcf00ba AZ |
5845 | if (error) { |
5846 | VLOG_ERR_RL(&rl, "failed to delete internal flow (%s)", | |
5847 | ofperr_to_string(error)); | |
5848 | return error; | |
5849 | } | |
5850 | ||
5851 | return 0; | |
5852 | } | |
5853 | ||
290835f9 BP |
5854 | const struct uuid * |
5855 | ofproto_dpif_get_uuid(const struct ofproto_dpif *ofproto) | |
5856 | { | |
5857 | return &ofproto->uuid; | |
5858 | } | |
5859 | ||
abe529af | 5860 | const struct ofproto_class ofproto_dpif_class = { |
b0408fca | 5861 | init, |
abe529af BP |
5862 | enumerate_types, |
5863 | enumerate_names, | |
5864 | del, | |
0aeaabc8 | 5865 | port_open_type, |
acf60855 | 5866 | type_run, |
acf60855 | 5867 | type_wait, |
abe529af BP |
5868 | alloc, |
5869 | construct, | |
5870 | destruct, | |
5871 | dealloc, | |
5872 | run, | |
f07c97f5 | 5873 | ofproto_dpif_wait, |
e79a6c83 | 5874 | NULL, /* get_memory_usage. */ |
1c030aa5 | 5875 | type_get_memory_usage, |
abe529af | 5876 | flush, |
3c1bb396 | 5877 | query_tables, |
621b8064 | 5878 | set_tables_version, |
abe529af BP |
5879 | port_alloc, |
5880 | port_construct, | |
5881 | port_destruct, | |
5882 | port_dealloc, | |
5883 | port_modified, | |
5884 | port_reconfigured, | |
5885 | port_query_by_name, | |
5886 | port_add, | |
5887 | port_del, | |
91364d18 | 5888 | port_set_config, |
6527c598 | 5889 | port_get_stats, |
abe529af BP |
5890 | port_dump_start, |
5891 | port_dump_next, | |
5892 | port_dump_done, | |
5893 | port_poll, | |
5894 | port_poll_wait, | |
5895 | port_is_lacp_current, | |
50b9699f | 5896 | port_get_lacp_stats, |
0ab6decf | 5897 | NULL, /* rule_choose_table */ |
abe529af BP |
5898 | rule_alloc, |
5899 | rule_construct, | |
8037acb4 | 5900 | rule_insert, |
1fc71871 | 5901 | NULL, /* rule_delete */ |
abe529af BP |
5902 | rule_destruct, |
5903 | rule_dealloc, | |
abe529af | 5904 | rule_get_stats, |
1f4a8933 | 5905 | packet_xlate, |
6dd3c787 | 5906 | packet_xlate_revert, |
1f4a8933 | 5907 | packet_execute, |
7257b535 | 5908 | set_frag_handling, |
77ab5fd2 | 5909 | nxt_resume, |
abe529af BP |
5910 | set_netflow, |
5911 | get_netflow_ids, | |
5912 | set_sflow, | |
29089a54 | 5913 | set_ipfix, |
fb8f22c1 | 5914 | get_ipfix_stats, |
abe529af | 5915 | set_cfm, |
8f5514fe | 5916 | cfm_status_changed, |
9a9e3786 | 5917 | get_cfm_status, |
0477baa9 DF |
5918 | set_lldp, |
5919 | get_lldp_status, | |
5920 | set_aa, | |
5921 | aa_mapping_set, | |
5922 | aa_mapping_unset, | |
5923 | aa_vlan_get_queued, | |
5924 | aa_vlan_get_queue_size, | |
ccc09689 | 5925 | set_bfd, |
8f5514fe | 5926 | bfd_status_changed, |
ccc09689 | 5927 | get_bfd_status, |
21f7563c JP |
5928 | set_stp, |
5929 | get_stp_status, | |
5930 | set_stp_port, | |
5931 | get_stp_port_status, | |
fd28ce3a | 5932 | get_stp_port_stats, |
9efd308e DV |
5933 | set_rstp, |
5934 | get_rstp_status, | |
5935 | set_rstp_port, | |
5936 | get_rstp_port_status, | |
8b36f51e | 5937 | set_queues, |
abe529af BP |
5938 | bundle_set, |
5939 | bundle_remove, | |
ec7ceaed EJ |
5940 | mirror_set__, |
5941 | mirror_get_stats__, | |
abe529af BP |
5942 | set_flood_vlans, |
5943 | is_mirror_output_bundle, | |
8402c74b | 5944 | forward_bpdu_changed, |
c4069512 | 5945 | set_mac_table_config, |
7c38d0a5 FL |
5946 | set_mcast_snooping, |
5947 | set_mcast_snooping_port, | |
9cae45dc JR |
5948 | NULL, /* meter_get_features */ |
5949 | NULL, /* meter_set */ | |
5950 | NULL, /* meter_get */ | |
5951 | NULL, /* meter_del */ | |
00430a3f SH |
5952 | group_alloc, /* group_alloc */ |
5953 | group_construct, /* group_construct */ | |
5954 | group_destruct, /* group_destruct */ | |
5955 | group_dealloc, /* group_dealloc */ | |
ccb3bc08 | 5956 | NULL, /* group_modify */ |
00430a3f | 5957 | group_get_stats, /* group_get_stats */ |
b5cbbcf6 | 5958 | get_datapath_version, /* get_datapath_version */ |
2a7c4805 | 5959 | ct_flush, /* ct_flush */ |
abe529af | 5960 | }; |