]>
Commit | Line | Data |
---|---|---|
abe529af | 1 | /* |
9d078ec2 | 2 | * Copyright (c) 2009, 2010, 2011, 2012, 2013, 2014, 2015 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> | |
18 | ||
9583bc14 | 19 | #include "ofproto/ofproto-dpif.h" |
5bee6e26 | 20 | #include "ofproto/ofproto-provider.h" |
abe529af BP |
21 | |
22 | #include <errno.h> | |
23 | ||
ccc09689 | 24 | #include "bfd.h" |
abe529af | 25 | #include "bond.h" |
daff3353 | 26 | #include "bundle.h" |
abe529af | 27 | #include "byte-order.h" |
f23d157c | 28 | #include "connectivity.h" |
abe529af BP |
29 | #include "connmgr.h" |
30 | #include "coverage.h" | |
31 | #include "cfm.h" | |
0477baa9 | 32 | #include "ovs-lldp.h" |
abe529af BP |
33 | #include "dpif.h" |
34 | #include "dynamic-string.h" | |
35 | #include "fail-open.h" | |
05067881 | 36 | #include "guarded-list.h" |
abe529af BP |
37 | #include "hmapx.h" |
38 | #include "lacp.h" | |
75a75043 | 39 | #include "learn.h" |
abe529af | 40 | #include "mac-learning.h" |
6d95c4e8 | 41 | #include "mcast-snooping.h" |
816fd533 | 42 | #include "meta-flow.h" |
abe529af | 43 | #include "multipath.h" |
0a740f48 | 44 | #include "netdev-vport.h" |
abe529af BP |
45 | #include "netdev.h" |
46 | #include "netlink.h" | |
47 | #include "nx-match.h" | |
48 | #include "odp-util.h" | |
1ac7c9bd | 49 | #include "odp-execute.h" |
abe529af BP |
50 | #include "ofp-util.h" |
51 | #include "ofpbuf.h" | |
f25d0cf3 | 52 | #include "ofp-actions.h" |
31a19d69 | 53 | #include "ofp-parse.h" |
abe529af | 54 | #include "ofp-print.h" |
29089a54 | 55 | #include "ofproto-dpif-ipfix.h" |
ec7ceaed | 56 | #include "ofproto-dpif-mirror.h" |
635c5db9 | 57 | #include "ofproto-dpif-monitor.h" |
f5374617 | 58 | #include "ofproto-dpif-rid.h" |
bae473fe | 59 | #include "ofproto-dpif-sflow.h" |
e1ec7dd4 | 60 | #include "ofproto-dpif-upcall.h" |
9583bc14 | 61 | #include "ofproto-dpif-xlate.h" |
abe529af | 62 | #include "poll-loop.h" |
dfba2dfc | 63 | #include "ovs-rcu.h" |
a36de779 | 64 | #include "ovs-router.h" |
f23d157c | 65 | #include "seq.h" |
0d085684 | 66 | #include "simap.h" |
27022416 | 67 | #include "smap.h" |
abe529af | 68 | #include "timer.h" |
b9ad7294 | 69 | #include "tunnel.h" |
6c1491fb | 70 | #include "unaligned.h" |
abe529af BP |
71 | #include "unixctl.h" |
72 | #include "vlan-bitmap.h" | |
e6211adc | 73 | #include "openvswitch/vlog.h" |
abe529af BP |
74 | |
75 | VLOG_DEFINE_THIS_MODULE(ofproto_dpif); | |
76 | ||
abe529af | 77 | COVERAGE_DEFINE(ofproto_dpif_expired); |
ada3a58d | 78 | COVERAGE_DEFINE(packet_in_overflow); |
abe529af | 79 | |
a088a1ff | 80 | struct flow_miss; |
abe529af | 81 | |
70742c7f EJ |
82 | struct rule_dpif { |
83 | struct rule up; | |
84 | ||
85 | /* These statistics: | |
86 | * | |
e79a6c83 EJ |
87 | * - Do include packets and bytes from datapath flows which have not |
88 | * recently been processed by a revalidator. */ | |
70742c7f | 89 | struct ovs_mutex stats_mutex; |
1a4ec18d | 90 | struct dpif_flow_stats stats OVS_GUARDED; |
888ac0d7 | 91 | |
39c94593 JR |
92 | /* In non-NULL, will point to a new rule (for which a reference is held) to |
93 | * which all the stats updates should be forwarded. This exists only | |
94 | * transitionally when flows are replaced. | |
95 | * | |
96 | * Protected by stats_mutex. If both 'rule->stats_mutex' and | |
97 | * 'rule->new_rule->stats_mutex' must be held together, acquire them in that | |
98 | * order, */ | |
99 | struct rule_dpif *new_rule OVS_GUARDED; | |
100 | ||
888ac0d7 SH |
101 | /* If non-zero then the recirculation id that has |
102 | * been allocated for use with this rule. | |
103 | * The recirculation id and associated internal flow should | |
104 | * be freed when the rule is freed */ | |
105 | uint32_t recirc_id; | |
70742c7f EJ |
106 | }; |
107 | ||
003ce655 JR |
108 | /* RULE_CAST() depends on this. */ |
109 | BUILD_ASSERT_DECL(offsetof(struct rule_dpif, up) == 0); | |
110 | ||
dc437090 JR |
111 | static void rule_get_stats(struct rule *, uint64_t *packets, uint64_t *bytes, |
112 | long long int *used); | |
70742c7f | 113 | static struct rule_dpif *rule_dpif_cast(const struct rule *); |
e79a6c83 | 114 | static void rule_expire(struct rule_dpif *); |
b0f7b9b5 | 115 | |
00430a3f SH |
116 | struct group_dpif { |
117 | struct ofgroup up; | |
118 | ||
119 | /* These statistics: | |
120 | * | |
e79a6c83 EJ |
121 | * - Do include packets and bytes from datapath flows which have not |
122 | * recently been processed by a revalidator. */ | |
00430a3f SH |
123 | struct ovs_mutex stats_mutex; |
124 | uint64_t packet_count OVS_GUARDED; /* Number of packets received. */ | |
125 | uint64_t byte_count OVS_GUARDED; /* Number of bytes received. */ | |
00430a3f SH |
126 | }; |
127 | ||
46c88433 EJ |
128 | struct ofbundle { |
129 | struct hmap_node hmap_node; /* In struct ofproto's "bundles" hmap. */ | |
130 | struct ofproto_dpif *ofproto; /* Owning ofproto. */ | |
131 | void *aux; /* Key supplied by ofproto's client. */ | |
132 | char *name; /* Identifier for log messages. */ | |
133 | ||
134 | /* Configuration. */ | |
ca6ba700 | 135 | struct ovs_list ports; /* Contains "struct ofport"s. */ |
46c88433 EJ |
136 | enum port_vlan_mode vlan_mode; /* VLAN mode */ |
137 | int vlan; /* -1=trunk port, else a 12-bit VLAN ID. */ | |
138 | unsigned long *trunks; /* Bitmap of trunked VLANs, if 'vlan' == -1. | |
139 | * NULL if all VLANs are trunked. */ | |
140 | struct lacp *lacp; /* LACP if LACP is enabled, otherwise NULL. */ | |
141 | struct bond *bond; /* Nonnull iff more than one port. */ | |
142 | bool use_priority_tags; /* Use 802.1p tag for frames in VLAN 0? */ | |
143 | ||
144 | /* Status. */ | |
145 | bool floodable; /* True if no port has OFPUTIL_PC_NO_FLOOD set. */ | |
146 | }; | |
147 | ||
abe529af | 148 | static void bundle_remove(struct ofport *); |
7bde8dd8 | 149 | static void bundle_update(struct ofbundle *); |
abe529af BP |
150 | static void bundle_destroy(struct ofbundle *); |
151 | static void bundle_del_port(struct ofport_dpif *); | |
152 | static void bundle_run(struct ofbundle *); | |
153 | static void bundle_wait(struct ofbundle *); | |
66ff280d | 154 | static void bundle_flush_macs(struct ofbundle *, bool); |
2372c146 | 155 | static void bundle_move(struct ofbundle *, struct ofbundle *); |
33158a18 | 156 | |
21f7563c JP |
157 | static void stp_run(struct ofproto_dpif *ofproto); |
158 | static void stp_wait(struct ofproto_dpif *ofproto); | |
851bf71d EJ |
159 | static int set_stp_port(struct ofport *, |
160 | const struct ofproto_port_stp_settings *); | |
21f7563c | 161 | |
9efd308e DV |
162 | static void rstp_run(struct ofproto_dpif *ofproto); |
163 | static void set_rstp_port(struct ofport *, | |
164 | const struct ofproto_port_rstp_settings *); | |
165 | ||
46c88433 EJ |
166 | struct ofport_dpif { |
167 | struct hmap_node odp_port_node; /* In dpif_backer's "odp_to_ofport_map". */ | |
168 | struct ofport up; | |
169 | ||
170 | odp_port_t odp_port; | |
171 | struct ofbundle *bundle; /* Bundle that contains this port, if any. */ | |
ca6ba700 | 172 | struct ovs_list bundle_node;/* In struct ofbundle's "ports" list. */ |
46c88433 EJ |
173 | struct cfm *cfm; /* Connectivity Fault Management, if any. */ |
174 | struct bfd *bfd; /* BFD, if any. */ | |
0477baa9 | 175 | struct lldp *lldp; /* lldp, if any. */ |
46c88433 EJ |
176 | bool may_enable; /* May be enabled in bonds. */ |
177 | bool is_tunnel; /* This port is a tunnel. */ | |
a6363cfd | 178 | bool is_layer3; /* This is a layer 3 port. */ |
46c88433 EJ |
179 | long long int carrier_seq; /* Carrier status changes. */ |
180 | struct ofport_dpif *peer; /* Peer if patch port. */ | |
181 | ||
182 | /* Spanning tree. */ | |
183 | struct stp_port *stp_port; /* Spanning Tree Protocol, if any. */ | |
184 | enum stp_state stp_state; /* Always STP_DISABLED if STP not in use. */ | |
185 | long long int stp_state_entered; | |
186 | ||
9efd308e DV |
187 | /* Rapid Spanning Tree. */ |
188 | struct rstp_port *rstp_port; /* Rapid Spanning Tree Protocol, if any. */ | |
189 | enum rstp_state rstp_state; /* Always RSTP_DISABLED if RSTP not in use. */ | |
190 | ||
55954f6e EJ |
191 | /* Queue to DSCP mapping. */ |
192 | struct ofproto_port_queue *qdscp; | |
193 | size_t n_qdscp; | |
46c88433 EJ |
194 | |
195 | /* Linux VLAN device support (e.g. "eth0.10" for VLAN 10.) | |
196 | * | |
197 | * This is deprecated. It is only for compatibility with broken device | |
198 | * drivers in old versions of Linux that do not properly support VLANs when | |
199 | * VLAN devices are not used. When broken device drivers are no longer in | |
200 | * widespread use, we will delete these interfaces. */ | |
201 | ofp_port_t realdev_ofp_port; | |
202 | int vlandev_vid; | |
203 | }; | |
204 | ||
52a90c29 BP |
205 | /* Linux VLAN device support (e.g. "eth0.10" for VLAN 10.) |
206 | * | |
207 | * This is deprecated. It is only for compatibility with broken device drivers | |
208 | * in old versions of Linux that do not properly support VLANs when VLAN | |
209 | * devices are not used. When broken device drivers are no longer in | |
210 | * widespread use, we will delete these interfaces. */ | |
211 | struct vlan_splinter { | |
212 | struct hmap_node realdev_vid_node; | |
213 | struct hmap_node vlandev_node; | |
4e022ec0 AW |
214 | ofp_port_t realdev_ofp_port; |
215 | ofp_port_t vlandev_ofp_port; | |
52a90c29 BP |
216 | int vid; |
217 | }; | |
218 | ||
52a90c29 | 219 | static void vsp_remove(struct ofport_dpif *); |
4e022ec0 | 220 | static void vsp_add(struct ofport_dpif *, ofp_port_t realdev_ofp_port, int vid); |
52a90c29 | 221 | |
46c88433 EJ |
222 | static odp_port_t ofp_port_to_odp_port(const struct ofproto_dpif *, |
223 | ofp_port_t); | |
224 | ||
4e022ec0 | 225 | static ofp_port_t odp_port_to_ofp_port(const struct ofproto_dpif *, |
46c88433 | 226 | odp_port_t); |
e1b1d06a | 227 | |
abe529af BP |
228 | static struct ofport_dpif * |
229 | ofport_dpif_cast(const struct ofport *ofport) | |
230 | { | |
abe529af BP |
231 | return ofport ? CONTAINER_OF(ofport, struct ofport_dpif, up) : NULL; |
232 | } | |
233 | ||
234 | static void port_run(struct ofport_dpif *); | |
8aee94b6 | 235 | static int set_bfd(struct ofport *, const struct smap *); |
a5610457 | 236 | static int set_cfm(struct ofport *, const struct cfm_settings *); |
0477baa9 | 237 | static int set_lldp(struct ofport *ofport_, const struct smap *cfg); |
6cbbf4fa | 238 | static void ofport_update_peer(struct ofport_dpif *); |
abe529af | 239 | |
e79a6c83 EJ |
240 | /* Reasons that we might need to revalidate every datapath flow, and |
241 | * corresponding coverage counters. | |
cdc3ab65 EJ |
242 | * |
243 | * A value of 0 means that there is no need to revalidate. | |
244 | * | |
245 | * It would be nice to have some cleaner way to integrate with coverage | |
246 | * counters, but with only a few reasons I guess this is good enough for | |
247 | * now. */ | |
248 | enum revalidate_reason { | |
249 | REV_RECONFIGURE = 1, /* Switch configuration changed. */ | |
250 | REV_STP, /* Spanning tree protocol port status change. */ | |
9efd308e | 251 | REV_RSTP, /* RSTP port status change. */ |
4a1b8f30 | 252 | REV_BOND, /* Bonding changed. */ |
cdc3ab65 EJ |
253 | REV_PORT_TOGGLED, /* Port enabled or disabled by CFM, LACP, ...*/ |
254 | REV_FLOW_TABLE, /* Flow table changed. */ | |
30618594 | 255 | REV_MAC_LEARNING, /* Mac learning changed. */ |
6d95c4e8 | 256 | REV_MCAST_SNOOPING, /* Multicast snooping changed. */ |
cdc3ab65 | 257 | }; |
3c4a309c BP |
258 | COVERAGE_DEFINE(rev_reconfigure); |
259 | COVERAGE_DEFINE(rev_stp); | |
9efd308e | 260 | COVERAGE_DEFINE(rev_rstp); |
4a1b8f30 | 261 | COVERAGE_DEFINE(rev_bond); |
3c4a309c BP |
262 | COVERAGE_DEFINE(rev_port_toggled); |
263 | COVERAGE_DEFINE(rev_flow_table); | |
30618594 | 264 | COVERAGE_DEFINE(rev_mac_learning); |
6d95c4e8 | 265 | COVERAGE_DEFINE(rev_mcast_snooping); |
3c4a309c | 266 | |
cdc3ab65 EJ |
267 | /* All datapaths of a given type share a single dpif backer instance. */ |
268 | struct dpif_backer { | |
269 | char *type; | |
270 | int refcount; | |
271 | struct dpif *dpif; | |
e1ec7dd4 | 272 | struct udpif *udpif; |
8449c4d6 EJ |
273 | |
274 | struct ovs_rwlock odp_to_ofport_lock; | |
390eadaa | 275 | struct hmap odp_to_ofport_map OVS_GUARDED; /* Contains "struct ofport"s. */ |
cdc3ab65 EJ |
276 | |
277 | struct simap tnl_backers; /* Set of dpif ports backing tunnels. */ | |
278 | ||
e79a6c83 | 279 | enum revalidate_reason need_revalidate; /* Revalidate all flows. */ |
cdc3ab65 | 280 | |
cdc3ab65 | 281 | bool recv_set_enable; /* Enables or disables receiving packets. */ |
4b97b70d | 282 | |
b5cbbcf6 AZ |
283 | /* Version string of the datapath stored in OVSDB. */ |
284 | char *dp_version_string; | |
a36de779 | 285 | |
b440dd8c JS |
286 | /* Datapath feature support. */ |
287 | struct dpif_backer_support support; | |
a36de779 | 288 | struct atomic_count tnl_count; |
cdc3ab65 EJ |
289 | }; |
290 | ||
acf60855 JP |
291 | /* All existing ofproto_backer instances, indexed by ofproto->up.type. */ |
292 | static struct shash all_dpif_backers = SHASH_INITIALIZER(&all_dpif_backers); | |
293 | ||
46c88433 EJ |
294 | struct ofproto_dpif { |
295 | struct hmap_node all_ofproto_dpifs_node; /* In 'all_ofproto_dpifs'. */ | |
296 | struct ofproto up; | |
297 | struct dpif_backer *backer; | |
298 | ||
18721c4a | 299 | ATOMIC(cls_version_t) tables_version; /* For classifier lookups. */ |
621b8064 | 300 | |
e79a6c83 EJ |
301 | uint64_t dump_seq; /* Last read of udpif_dump_seq(). */ |
302 | ||
46c88433 EJ |
303 | /* Special OpenFlow rules. */ |
304 | struct rule_dpif *miss_rule; /* Sends flow table misses to controller. */ | |
305 | struct rule_dpif *no_packet_in_rule; /* Drops flow table misses. */ | |
306 | struct rule_dpif *drop_frags_rule; /* Used in OFPC_FRAG_DROP mode. */ | |
307 | ||
308 | /* Bridging. */ | |
309 | struct netflow *netflow; | |
310 | struct dpif_sflow *sflow; | |
311 | struct dpif_ipfix *ipfix; | |
312 | struct hmap bundles; /* Contains "struct ofbundle"s. */ | |
313 | struct mac_learning *ml; | |
6d95c4e8 | 314 | struct mcast_snooping *ms; |
46c88433 | 315 | bool has_bonded_bundles; |
e2d13c43 | 316 | bool lacp_enabled; |
46c88433 EJ |
317 | struct mbridge *mbridge; |
318 | ||
0da3c61b AW |
319 | struct ovs_mutex stats_mutex; |
320 | struct netdev_stats stats OVS_GUARDED; /* To account packets generated and | |
321 | * consumed in userspace. */ | |
46c88433 EJ |
322 | |
323 | /* Spanning tree. */ | |
324 | struct stp *stp; | |
325 | long long int stp_last_tick; | |
326 | ||
9efd308e DV |
327 | /* Rapid Spanning Tree. */ |
328 | struct rstp *rstp; | |
329 | long long int rstp_last_tick; | |
330 | ||
46c88433 | 331 | /* VLAN splinters. */ |
13501305 EJ |
332 | struct ovs_mutex vsp_mutex; |
333 | struct hmap realdev_vid_map OVS_GUARDED; /* (realdev,vid) -> vlandev. */ | |
334 | struct hmap vlandev_map OVS_GUARDED; /* vlandev -> (realdev,vid). */ | |
46c88433 EJ |
335 | |
336 | /* Ports. */ | |
337 | struct sset ports; /* Set of standard port names. */ | |
338 | struct sset ghost_ports; /* Ports with no datapath port. */ | |
339 | struct sset port_poll_set; /* Queued names for port_poll() reply. */ | |
340 | int port_poll_errno; /* Last errno for port_poll() reply. */ | |
f23d157c | 341 | uint64_t change_seq; /* Connectivity status changes. */ |
46c88433 | 342 | |
3d9c5e58 | 343 | /* Work queues. */ |
05067881 | 344 | struct guarded_list pins; /* Contains "struct ofputil_packet_in"s. */ |
cfc50ae5 AW |
345 | struct seq *pins_seq; /* For notifying 'pins' reception. */ |
346 | uint64_t pins_seqno; | |
46c88433 EJ |
347 | }; |
348 | ||
b44a10b7 BP |
349 | /* All existing ofproto_dpif instances, indexed by ->up.name. */ |
350 | static struct hmap all_ofproto_dpifs = HMAP_INITIALIZER(&all_ofproto_dpifs); | |
351 | ||
a36de779 PS |
352 | static bool ofproto_use_tnl_push_pop = true; |
353 | static void ofproto_unixctl_init(void); | |
abe529af | 354 | |
46c88433 EJ |
355 | static inline struct ofproto_dpif * |
356 | ofproto_dpif_cast(const struct ofproto *ofproto) | |
357 | { | |
358 | ovs_assert(ofproto->ofproto_class == &ofproto_dpif_class); | |
359 | return CONTAINER_OF(ofproto, struct ofproto_dpif, up); | |
360 | } | |
361 | ||
adcf00ba | 362 | bool |
2494ccd7 | 363 | ofproto_dpif_get_enable_ufid(const struct dpif_backer *backer) |
adcf00ba | 364 | { |
2494ccd7 | 365 | return backer->support.ufid; |
adcf00ba AZ |
366 | } |
367 | ||
2494ccd7 JS |
368 | struct dpif_backer_support * |
369 | ofproto_dpif_get_support(const struct ofproto_dpif *ofproto) | |
8e1ffd75 | 370 | { |
2494ccd7 | 371 | return &ofproto->backer->support; |
8e1ffd75 JS |
372 | } |
373 | ||
adcf00ba | 374 | static void ofproto_trace(struct ofproto_dpif *, struct flow *, |
cf62fa4c | 375 | const struct dp_packet *packet, |
aee0979b BP |
376 | const struct ofpact[], size_t ofpacts_len, |
377 | struct ds *); | |
46c88433 | 378 | |
abe529af BP |
379 | /* Global variables. */ |
380 | static struct vlog_rate_limit rl = VLOG_RATE_LIMIT_INIT(1, 5); | |
acf60855 JP |
381 | |
382 | /* Initial mappings of port to bridge mappings. */ | |
383 | static struct shash init_ofp_ports = SHASH_INITIALIZER(&init_ofp_ports); | |
46c88433 | 384 | |
1b63b91e BP |
385 | /* Executes 'fm'. The caller retains ownership of 'fm' and everything in |
386 | * it. */ | |
3d9c5e58 | 387 | void |
46c88433 | 388 | ofproto_dpif_flow_mod(struct ofproto_dpif *ofproto, |
8be00367 | 389 | const struct ofputil_flow_mod *fm) |
46c88433 | 390 | { |
8be00367 JR |
391 | struct ofproto_flow_mod ofm; |
392 | ||
393 | /* Multiple threads may do this for the same 'fm' at the same time. | |
394 | * Allocate ofproto_flow_mod with execution context from stack. | |
395 | * | |
396 | * Note: This copy could be avoided by making ofproto_flow_mod more | |
397 | * complex, but that may not be desireable, and a learn action is not that | |
398 | * fast to begin with. */ | |
399 | ofm.fm = *fm; | |
400 | ofproto_flow_mod(&ofproto->up, &ofm); | |
46c88433 EJ |
401 | } |
402 | ||
d5ff77e2 YT |
403 | /* Appends 'pin' to the queue of "packet ins" to be sent to the controller. |
404 | * Takes ownership of 'pin' and pin->packet. */ | |
46c88433 EJ |
405 | void |
406 | ofproto_dpif_send_packet_in(struct ofproto_dpif *ofproto, | |
0fb7792a | 407 | struct ofproto_packet_in *pin) |
46c88433 | 408 | { |
05067881 | 409 | if (!guarded_list_push_back(&ofproto->pins, &pin->list_node, 1024)) { |
ada3a58d | 410 | COVERAGE_INC(packet_in_overflow); |
0fb7792a | 411 | free(CONST_CAST(void *, pin->up.packet)); |
ada3a58d | 412 | free(pin); |
ada3a58d | 413 | } |
cfc50ae5 AW |
414 | |
415 | /* Wakes up main thread for packet-in I/O. */ | |
416 | seq_change(ofproto->pins_seq); | |
46c88433 | 417 | } |
6b83a3c5 SH |
418 | |
419 | /* The default "table-miss" behaviour for OpenFlow1.3+ is to drop the | |
420 | * packet rather than to send the packet to the controller. | |
421 | * | |
422 | * This function returns false to indicate that a packet_in message | |
423 | * for a "table-miss" should be sent to at least one controller. | |
424 | * False otherwise. */ | |
425 | bool | |
426 | ofproto_dpif_wants_packet_in_on_miss(struct ofproto_dpif *ofproto) | |
427 | { | |
428 | return connmgr_wants_packet_in_on_miss(ofproto->up.connmgr); | |
429 | } | |
abe529af BP |
430 | \f |
431 | /* Factory functions. */ | |
432 | ||
b0408fca | 433 | static void |
acf60855 | 434 | init(const struct shash *iface_hints) |
b0408fca | 435 | { |
acf60855 JP |
436 | struct shash_node *node; |
437 | ||
438 | /* Make a local copy, since we don't own 'iface_hints' elements. */ | |
439 | SHASH_FOR_EACH(node, iface_hints) { | |
440 | const struct iface_hint *orig_hint = node->data; | |
441 | struct iface_hint *new_hint = xmalloc(sizeof *new_hint); | |
442 | ||
443 | new_hint->br_name = xstrdup(orig_hint->br_name); | |
444 | new_hint->br_type = xstrdup(orig_hint->br_type); | |
445 | new_hint->ofp_port = orig_hint->ofp_port; | |
446 | ||
447 | shash_add(&init_ofp_ports, node->name, new_hint); | |
448 | } | |
0fc1f5c0 HH |
449 | |
450 | ofproto_unixctl_init(); | |
451 | udpif_init(); | |
b0408fca JP |
452 | } |
453 | ||
abe529af BP |
454 | static void |
455 | enumerate_types(struct sset *types) | |
456 | { | |
457 | dp_enumerate_types(types); | |
458 | } | |
459 | ||
460 | static int | |
461 | enumerate_names(const char *type, struct sset *names) | |
462 | { | |
acf60855 JP |
463 | struct ofproto_dpif *ofproto; |
464 | ||
465 | sset_clear(names); | |
466 | HMAP_FOR_EACH (ofproto, all_ofproto_dpifs_node, &all_ofproto_dpifs) { | |
467 | if (strcmp(type, ofproto->up.type)) { | |
468 | continue; | |
469 | } | |
470 | sset_add(names, ofproto->up.name); | |
471 | } | |
472 | ||
473 | return 0; | |
abe529af BP |
474 | } |
475 | ||
476 | static int | |
477 | del(const char *type, const char *name) | |
478 | { | |
479 | struct dpif *dpif; | |
480 | int error; | |
481 | ||
482 | error = dpif_open(name, type, &dpif); | |
483 | if (!error) { | |
484 | error = dpif_delete(dpif); | |
485 | dpif_close(dpif); | |
486 | } | |
487 | return error; | |
488 | } | |
489 | \f | |
0aeaabc8 JP |
490 | static const char * |
491 | port_open_type(const char *datapath_type, const char *port_type) | |
492 | { | |
493 | return dpif_port_open_type(datapath_type, port_type); | |
494 | } | |
495 | ||
acf60855 JP |
496 | /* Type functions. */ |
497 | ||
36beb9be BP |
498 | static void process_dpif_port_changes(struct dpif_backer *); |
499 | static void process_dpif_all_ports_changed(struct dpif_backer *); | |
500 | static void process_dpif_port_change(struct dpif_backer *, | |
501 | const char *devname); | |
502 | static void process_dpif_port_error(struct dpif_backer *, int error); | |
503 | ||
476cb42a BP |
504 | static struct ofproto_dpif * |
505 | lookup_ofproto_dpif_by_port_name(const char *name) | |
506 | { | |
507 | struct ofproto_dpif *ofproto; | |
508 | ||
509 | HMAP_FOR_EACH (ofproto, all_ofproto_dpifs_node, &all_ofproto_dpifs) { | |
510 | if (sset_contains(&ofproto->ports, name)) { | |
511 | return ofproto; | |
512 | } | |
513 | } | |
514 | ||
515 | return NULL; | |
516 | } | |
517 | ||
d997f23f ZK |
518 | bool |
519 | ofproto_dpif_backer_enabled(struct dpif_backer* backer) | |
520 | { | |
521 | return backer->recv_set_enable; | |
522 | } | |
523 | ||
acf60855 JP |
524 | static int |
525 | type_run(const char *type) | |
526 | { | |
527 | struct dpif_backer *backer; | |
acf60855 JP |
528 | |
529 | backer = shash_find_data(&all_dpif_backers, type); | |
530 | if (!backer) { | |
531 | /* This is not necessarily a problem, since backers are only | |
532 | * created on demand. */ | |
533 | return 0; | |
534 | } | |
535 | ||
a36de779 PS |
536 | |
537 | if (dpif_run(backer->dpif)) { | |
538 | backer->need_revalidate = REV_RECONFIGURE; | |
539 | } | |
540 | ||
27f57736 | 541 | udpif_run(backer->udpif); |
acf60855 | 542 | |
40358701 GS |
543 | /* If vswitchd started with other_config:flow_restore_wait set as "true", |
544 | * and the configuration has now changed to "false", enable receiving | |
545 | * packets from the datapath. */ | |
546 | if (!backer->recv_set_enable && !ofproto_get_flow_restore_wait()) { | |
36beb9be BP |
547 | int error; |
548 | ||
40358701 GS |
549 | backer->recv_set_enable = true; |
550 | ||
551 | error = dpif_recv_set(backer->dpif, backer->recv_set_enable); | |
552 | if (error) { | |
553 | VLOG_ERR("Failed to enable receiving packets in dpif."); | |
554 | return error; | |
555 | } | |
556 | dpif_flow_flush(backer->dpif); | |
557 | backer->need_revalidate = REV_RECONFIGURE; | |
558 | } | |
559 | ||
6567010f | 560 | if (backer->recv_set_enable) { |
e79a6c83 | 561 | udpif_set_threads(backer->udpif, n_handlers, n_revalidators); |
448a4b2f AW |
562 | } |
563 | ||
f2eee189 AW |
564 | dpif_poll_threads_set(backer->dpif, n_dpdk_rxqs, pmd_cpu_mask); |
565 | ||
a1616063 | 566 | if (backer->need_revalidate) { |
2cc3c58e | 567 | struct ofproto_dpif *ofproto; |
a614d823 KM |
568 | struct simap_node *node; |
569 | struct simap tmp_backers; | |
570 | ||
571 | /* Handle tunnel garbage collection. */ | |
572 | simap_init(&tmp_backers); | |
573 | simap_swap(&backer->tnl_backers, &tmp_backers); | |
574 | ||
575 | HMAP_FOR_EACH (ofproto, all_ofproto_dpifs_node, &all_ofproto_dpifs) { | |
576 | struct ofport_dpif *iter; | |
577 | ||
578 | if (backer != ofproto->backer) { | |
579 | continue; | |
580 | } | |
581 | ||
582 | HMAP_FOR_EACH (iter, up.hmap_node, &ofproto->up.ports) { | |
3aa30359 | 583 | char namebuf[NETDEV_VPORT_NAME_BUFSIZE]; |
a614d823 KM |
584 | const char *dp_port; |
585 | ||
42943cde | 586 | if (!iter->is_tunnel) { |
a614d823 KM |
587 | continue; |
588 | } | |
589 | ||
3aa30359 BP |
590 | dp_port = netdev_vport_get_dpif_port(iter->up.netdev, |
591 | namebuf, sizeof namebuf); | |
a614d823 KM |
592 | node = simap_find(&tmp_backers, dp_port); |
593 | if (node) { | |
594 | simap_put(&backer->tnl_backers, dp_port, node->data); | |
595 | simap_delete(&tmp_backers, node); | |
596 | node = simap_find(&backer->tnl_backers, dp_port); | |
597 | } else { | |
598 | node = simap_find(&backer->tnl_backers, dp_port); | |
599 | if (!node) { | |
4e022ec0 | 600 | odp_port_t odp_port = ODPP_NONE; |
a614d823 KM |
601 | |
602 | if (!dpif_port_add(backer->dpif, iter->up.netdev, | |
603 | &odp_port)) { | |
4e022ec0 AW |
604 | simap_put(&backer->tnl_backers, dp_port, |
605 | odp_to_u32(odp_port)); | |
a614d823 KM |
606 | node = simap_find(&backer->tnl_backers, dp_port); |
607 | } | |
608 | } | |
609 | } | |
610 | ||
4e022ec0 | 611 | iter->odp_port = node ? u32_to_odp(node->data) : ODPP_NONE; |
42943cde | 612 | if (tnl_port_reconfigure(iter, iter->up.netdev, |
a36de779 PS |
613 | iter->odp_port, |
614 | ovs_native_tunneling_is_on(ofproto), dp_port)) { | |
a614d823 KM |
615 | backer->need_revalidate = REV_RECONFIGURE; |
616 | } | |
617 | } | |
618 | } | |
619 | ||
620 | SIMAP_FOR_EACH (node, &tmp_backers) { | |
4e022ec0 | 621 | dpif_port_del(backer->dpif, u32_to_odp(node->data)); |
a614d823 KM |
622 | } |
623 | simap_destroy(&tmp_backers); | |
2cc3c58e EJ |
624 | |
625 | switch (backer->need_revalidate) { | |
1373ee25 FL |
626 | case REV_RECONFIGURE: COVERAGE_INC(rev_reconfigure); break; |
627 | case REV_STP: COVERAGE_INC(rev_stp); break; | |
9efd308e | 628 | case REV_RSTP: COVERAGE_INC(rev_rstp); break; |
1373ee25 FL |
629 | case REV_BOND: COVERAGE_INC(rev_bond); break; |
630 | case REV_PORT_TOGGLED: COVERAGE_INC(rev_port_toggled); break; | |
631 | case REV_FLOW_TABLE: COVERAGE_INC(rev_flow_table); break; | |
632 | case REV_MAC_LEARNING: COVERAGE_INC(rev_mac_learning); break; | |
6d95c4e8 | 633 | case REV_MCAST_SNOOPING: COVERAGE_INC(rev_mcast_snooping); break; |
2cc3c58e | 634 | } |
f728af2e BP |
635 | backer->need_revalidate = 0; |
636 | ||
2cc3c58e | 637 | HMAP_FOR_EACH (ofproto, all_ofproto_dpifs_node, &all_ofproto_dpifs) { |
a1616063 | 638 | struct ofport_dpif *ofport; |
a1616063 | 639 | struct ofbundle *bundle; |
2cc3c58e EJ |
640 | |
641 | if (ofproto->backer != backer) { | |
642 | continue; | |
643 | } | |
644 | ||
84f0f298 | 645 | xlate_txn_start(); |
89a8a7f0 | 646 | xlate_ofproto_set(ofproto, ofproto->up.name, |
34dd0d78 | 647 | ofproto->backer->dpif, ofproto->ml, |
9efd308e DV |
648 | ofproto->stp, ofproto->rstp, ofproto->ms, |
649 | ofproto->mbridge, ofproto->sflow, ofproto->ipfix, | |
2f47cdf4 | 650 | ofproto->netflow, |
a1616063 | 651 | ofproto->up.forward_bpdu, |
4b97b70d | 652 | connmgr_has_in_band(ofproto->up.connmgr), |
b440dd8c | 653 | &ofproto->backer->support); |
46c88433 | 654 | |
a1616063 EJ |
655 | HMAP_FOR_EACH (bundle, hmap_node, &ofproto->bundles) { |
656 | xlate_bundle_set(ofproto, bundle, bundle->name, | |
657 | bundle->vlan_mode, bundle->vlan, | |
658 | bundle->trunks, bundle->use_priority_tags, | |
659 | bundle->bond, bundle->lacp, | |
660 | bundle->floodable); | |
661 | } | |
662 | ||
663 | HMAP_FOR_EACH (ofport, up.hmap_node, &ofproto->up.ports) { | |
9d189a50 EJ |
664 | int stp_port = ofport->stp_port |
665 | ? stp_port_no(ofport->stp_port) | |
92cf817b | 666 | : -1; |
a1616063 EJ |
667 | xlate_ofport_set(ofproto, ofport->bundle, ofport, |
668 | ofport->up.ofp_port, ofport->odp_port, | |
0477baa9 DF |
669 | ofport->up.netdev, ofport->cfm, ofport->bfd, |
670 | ofport->lldp, ofport->peer, stp_port, | |
f025bcb7 JR |
671 | ofport->rstp_port, ofport->qdscp, |
672 | ofport->n_qdscp, ofport->up.pp.config, | |
673 | ofport->up.pp.state, ofport->is_tunnel, | |
674 | ofport->may_enable); | |
46c88433 | 675 | } |
84f0f298 | 676 | xlate_txn_commit(); |
2cc3c58e | 677 | } |
e1ec7dd4 EJ |
678 | |
679 | udpif_revalidate(backer->udpif); | |
2cc3c58e EJ |
680 | } |
681 | ||
36beb9be | 682 | process_dpif_port_changes(backer); |
acf60855 JP |
683 | |
684 | return 0; | |
685 | } | |
686 | ||
36beb9be BP |
687 | /* Check for and handle port changes in 'backer''s dpif. */ |
688 | static void | |
689 | process_dpif_port_changes(struct dpif_backer *backer) | |
690 | { | |
691 | for (;;) { | |
692 | char *devname; | |
693 | int error; | |
694 | ||
695 | error = dpif_port_poll(backer->dpif, &devname); | |
696 | switch (error) { | |
697 | case EAGAIN: | |
698 | return; | |
699 | ||
700 | case ENOBUFS: | |
701 | process_dpif_all_ports_changed(backer); | |
702 | break; | |
703 | ||
704 | case 0: | |
705 | process_dpif_port_change(backer, devname); | |
706 | free(devname); | |
707 | break; | |
708 | ||
709 | default: | |
710 | process_dpif_port_error(backer, error); | |
711 | break; | |
712 | } | |
713 | } | |
714 | } | |
715 | ||
716 | static void | |
717 | process_dpif_all_ports_changed(struct dpif_backer *backer) | |
718 | { | |
719 | struct ofproto_dpif *ofproto; | |
720 | struct dpif_port dpif_port; | |
721 | struct dpif_port_dump dump; | |
722 | struct sset devnames; | |
723 | const char *devname; | |
724 | ||
725 | sset_init(&devnames); | |
726 | HMAP_FOR_EACH (ofproto, all_ofproto_dpifs_node, &all_ofproto_dpifs) { | |
727 | if (ofproto->backer == backer) { | |
728 | struct ofport *ofport; | |
729 | ||
730 | HMAP_FOR_EACH (ofport, hmap_node, &ofproto->up.ports) { | |
731 | sset_add(&devnames, netdev_get_name(ofport->netdev)); | |
732 | } | |
733 | } | |
734 | } | |
735 | DPIF_PORT_FOR_EACH (&dpif_port, &dump, backer->dpif) { | |
736 | sset_add(&devnames, dpif_port.name); | |
737 | } | |
738 | ||
739 | SSET_FOR_EACH (devname, &devnames) { | |
740 | process_dpif_port_change(backer, devname); | |
741 | } | |
742 | sset_destroy(&devnames); | |
743 | } | |
744 | ||
745 | static void | |
746 | process_dpif_port_change(struct dpif_backer *backer, const char *devname) | |
747 | { | |
748 | struct ofproto_dpif *ofproto; | |
749 | struct dpif_port port; | |
750 | ||
751 | /* Don't report on the datapath's device. */ | |
752 | if (!strcmp(devname, dpif_base_name(backer->dpif))) { | |
753 | return; | |
754 | } | |
755 | ||
756 | HMAP_FOR_EACH (ofproto, all_ofproto_dpifs_node, | |
757 | &all_ofproto_dpifs) { | |
758 | if (simap_contains(&ofproto->backer->tnl_backers, devname)) { | |
759 | return; | |
760 | } | |
761 | } | |
762 | ||
763 | ofproto = lookup_ofproto_dpif_by_port_name(devname); | |
764 | if (dpif_port_query_by_name(backer->dpif, devname, &port)) { | |
765 | /* The port was removed. If we know the datapath, | |
766 | * report it through poll_set(). If we don't, it may be | |
767 | * notifying us of a removal we initiated, so ignore it. | |
768 | * If there's a pending ENOBUFS, let it stand, since | |
769 | * everything will be reevaluated. */ | |
770 | if (ofproto && ofproto->port_poll_errno != ENOBUFS) { | |
771 | sset_add(&ofproto->port_poll_set, devname); | |
772 | ofproto->port_poll_errno = 0; | |
773 | } | |
774 | } else if (!ofproto) { | |
775 | /* The port was added, but we don't know with which | |
776 | * ofproto we should associate it. Delete it. */ | |
777 | dpif_port_del(backer->dpif, port.port_no); | |
74cc3969 BP |
778 | } else { |
779 | struct ofport_dpif *ofport; | |
780 | ||
781 | ofport = ofport_dpif_cast(shash_find_data( | |
782 | &ofproto->up.port_by_name, devname)); | |
783 | if (ofport | |
784 | && ofport->odp_port != port.port_no | |
785 | && !odp_port_to_ofport(backer, port.port_no)) | |
786 | { | |
787 | /* 'ofport''s datapath port number has changed from | |
788 | * 'ofport->odp_port' to 'port.port_no'. Update our internal data | |
789 | * structures to match. */ | |
8449c4d6 | 790 | ovs_rwlock_wrlock(&backer->odp_to_ofport_lock); |
74cc3969 BP |
791 | hmap_remove(&backer->odp_to_ofport_map, &ofport->odp_port_node); |
792 | ofport->odp_port = port.port_no; | |
793 | hmap_insert(&backer->odp_to_ofport_map, &ofport->odp_port_node, | |
794 | hash_odp_port(port.port_no)); | |
8449c4d6 | 795 | ovs_rwlock_unlock(&backer->odp_to_ofport_lock); |
74cc3969 BP |
796 | backer->need_revalidate = REV_RECONFIGURE; |
797 | } | |
36beb9be BP |
798 | } |
799 | dpif_port_destroy(&port); | |
800 | } | |
801 | ||
802 | /* Propagate 'error' to all ofprotos based on 'backer'. */ | |
803 | static void | |
804 | process_dpif_port_error(struct dpif_backer *backer, int error) | |
805 | { | |
806 | struct ofproto_dpif *ofproto; | |
807 | ||
808 | HMAP_FOR_EACH (ofproto, all_ofproto_dpifs_node, &all_ofproto_dpifs) { | |
809 | if (ofproto->backer == backer) { | |
810 | sset_clear(&ofproto->port_poll_set); | |
811 | ofproto->port_poll_errno = error; | |
812 | } | |
813 | } | |
814 | } | |
815 | ||
acf60855 JP |
816 | static void |
817 | type_wait(const char *type) | |
818 | { | |
819 | struct dpif_backer *backer; | |
820 | ||
821 | backer = shash_find_data(&all_dpif_backers, type); | |
822 | if (!backer) { | |
823 | /* This is not necessarily a problem, since backers are only | |
824 | * created on demand. */ | |
825 | return; | |
826 | } | |
827 | ||
c0365fc8 | 828 | dpif_wait(backer->dpif); |
acf60855 JP |
829 | } |
830 | \f | |
abe529af BP |
831 | /* Basic life-cycle. */ |
832 | ||
c57b2226 BP |
833 | static int add_internal_flows(struct ofproto_dpif *); |
834 | ||
abe529af BP |
835 | static struct ofproto * |
836 | alloc(void) | |
837 | { | |
3da29e32 | 838 | struct ofproto_dpif *ofproto = xzalloc(sizeof *ofproto); |
abe529af BP |
839 | return &ofproto->up; |
840 | } | |
841 | ||
842 | static void | |
843 | dealloc(struct ofproto *ofproto_) | |
844 | { | |
845 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
846 | free(ofproto); | |
847 | } | |
848 | ||
acf60855 JP |
849 | static void |
850 | close_dpif_backer(struct dpif_backer *backer) | |
851 | { | |
cb22974d | 852 | ovs_assert(backer->refcount > 0); |
acf60855 JP |
853 | |
854 | if (--backer->refcount) { | |
855 | return; | |
856 | } | |
857 | ||
b395cf1f BP |
858 | udpif_destroy(backer->udpif); |
859 | ||
7d82ab2e | 860 | simap_destroy(&backer->tnl_backers); |
8449c4d6 | 861 | ovs_rwlock_destroy(&backer->odp_to_ofport_lock); |
acf60855 | 862 | hmap_destroy(&backer->odp_to_ofport_map); |
4f7cc3c7 | 863 | shash_find_and_delete(&all_dpif_backers, backer->type); |
acf60855 | 864 | free(backer->type); |
b5cbbcf6 | 865 | free(backer->dp_version_string); |
acf60855 | 866 | dpif_close(backer->dpif); |
acf60855 JP |
867 | free(backer); |
868 | } | |
869 | ||
870 | /* Datapath port slated for removal from datapath. */ | |
871 | struct odp_garbage { | |
ca6ba700 | 872 | struct ovs_list list_node; |
4e022ec0 | 873 | odp_port_t odp_port; |
acf60855 JP |
874 | }; |
875 | ||
4b97b70d | 876 | static bool check_variable_length_userdata(struct dpif_backer *backer); |
b440dd8c | 877 | static void check_support(struct dpif_backer *backer); |
4b97b70d | 878 | |
acf60855 JP |
879 | static int |
880 | open_dpif_backer(const char *type, struct dpif_backer **backerp) | |
881 | { | |
882 | struct dpif_backer *backer; | |
883 | struct dpif_port_dump port_dump; | |
884 | struct dpif_port port; | |
885 | struct shash_node *node; | |
ca6ba700 | 886 | struct ovs_list garbage_list; |
5f03c983 | 887 | struct odp_garbage *garbage; |
f5374617 | 888 | |
acf60855 JP |
889 | struct sset names; |
890 | char *backer_name; | |
891 | const char *name; | |
892 | int error; | |
893 | ||
e672ff9b JR |
894 | recirc_init(); |
895 | ||
acf60855 JP |
896 | backer = shash_find_data(&all_dpif_backers, type); |
897 | if (backer) { | |
898 | backer->refcount++; | |
899 | *backerp = backer; | |
900 | return 0; | |
901 | } | |
902 | ||
903 | backer_name = xasprintf("ovs-%s", type); | |
904 | ||
905 | /* Remove any existing datapaths, since we assume we're the only | |
906 | * userspace controlling the datapath. */ | |
907 | sset_init(&names); | |
908 | dp_enumerate_names(type, &names); | |
909 | SSET_FOR_EACH(name, &names) { | |
910 | struct dpif *old_dpif; | |
911 | ||
912 | /* Don't remove our backer if it exists. */ | |
913 | if (!strcmp(name, backer_name)) { | |
914 | continue; | |
915 | } | |
916 | ||
917 | if (dpif_open(name, type, &old_dpif)) { | |
918 | VLOG_WARN("couldn't open old datapath %s to remove it", name); | |
919 | } else { | |
920 | dpif_delete(old_dpif); | |
921 | dpif_close(old_dpif); | |
922 | } | |
923 | } | |
924 | sset_destroy(&names); | |
925 | ||
926 | backer = xmalloc(sizeof *backer); | |
927 | ||
928 | error = dpif_create_and_open(backer_name, type, &backer->dpif); | |
929 | free(backer_name); | |
930 | if (error) { | |
931 | VLOG_ERR("failed to open datapath of type %s: %s", type, | |
10a89ef0 | 932 | ovs_strerror(error)); |
4c1b1289 | 933 | free(backer); |
acf60855 JP |
934 | return error; |
935 | } | |
e1ec7dd4 | 936 | backer->udpif = udpif_create(backer, backer->dpif); |
acf60855 JP |
937 | |
938 | backer->type = xstrdup(type); | |
939 | backer->refcount = 1; | |
940 | hmap_init(&backer->odp_to_ofport_map); | |
8449c4d6 | 941 | ovs_rwlock_init(&backer->odp_to_ofport_lock); |
2cc3c58e | 942 | backer->need_revalidate = 0; |
7d82ab2e | 943 | simap_init(&backer->tnl_backers); |
40358701 | 944 | backer->recv_set_enable = !ofproto_get_flow_restore_wait(); |
acf60855 JP |
945 | *backerp = backer; |
946 | ||
40358701 GS |
947 | if (backer->recv_set_enable) { |
948 | dpif_flow_flush(backer->dpif); | |
949 | } | |
acf60855 JP |
950 | |
951 | /* Loop through the ports already on the datapath and remove any | |
952 | * that we don't need anymore. */ | |
953 | list_init(&garbage_list); | |
954 | dpif_port_dump_start(&port_dump, backer->dpif); | |
955 | while (dpif_port_dump_next(&port_dump, &port)) { | |
956 | node = shash_find(&init_ofp_ports, port.name); | |
957 | if (!node && strcmp(port.name, dpif_base_name(backer->dpif))) { | |
958 | garbage = xmalloc(sizeof *garbage); | |
959 | garbage->odp_port = port.port_no; | |
960 | list_push_front(&garbage_list, &garbage->list_node); | |
961 | } | |
962 | } | |
963 | dpif_port_dump_done(&port_dump); | |
964 | ||
5f03c983 | 965 | LIST_FOR_EACH_POP (garbage, list_node, &garbage_list) { |
acf60855 | 966 | dpif_port_del(backer->dpif, garbage->odp_port); |
acf60855 JP |
967 | free(garbage); |
968 | } | |
969 | ||
970 | shash_add(&all_dpif_backers, type, backer); | |
971 | ||
b440dd8c | 972 | check_support(backer); |
a36de779 PS |
973 | atomic_count_init(&backer->tnl_count, 0); |
974 | ||
40358701 | 975 | error = dpif_recv_set(backer->dpif, backer->recv_set_enable); |
acf60855 JP |
976 | if (error) { |
977 | VLOG_ERR("failed to listen on datapath of type %s: %s", | |
10a89ef0 | 978 | type, ovs_strerror(error)); |
acf60855 JP |
979 | close_dpif_backer(backer); |
980 | return error; | |
981 | } | |
6567010f EJ |
982 | |
983 | if (backer->recv_set_enable) { | |
e79a6c83 | 984 | udpif_set_threads(backer->udpif, n_handlers, n_revalidators); |
6567010f | 985 | } |
acf60855 | 986 | |
48931b58 JR |
987 | /* This check fails if performed before udpif threads have been set, |
988 | * as the kernel module checks that the 'pid' in userspace action | |
989 | * is non-zero. */ | |
b440dd8c JS |
990 | backer->support.variable_length_userdata |
991 | = check_variable_length_userdata(backer); | |
b5cbbcf6 | 992 | backer->dp_version_string = dpif_get_dp_version(backer->dpif); |
48931b58 | 993 | |
acf60855 JP |
994 | return error; |
995 | } | |
996 | ||
a36de779 PS |
997 | bool |
998 | ovs_native_tunneling_is_on(struct ofproto_dpif *ofproto) | |
999 | { | |
b440dd8c | 1000 | return ofproto_use_tnl_push_pop && ofproto->backer->support.tnl_push_pop && |
a36de779 PS |
1001 | atomic_count_get(&ofproto->backer->tnl_count); |
1002 | } | |
1003 | ||
9b2cb971 SH |
1004 | /* Tests whether 'backer''s datapath supports recirculation. Only newer |
1005 | * datapaths support OVS_KEY_ATTR_RECIRC_ID in keys. We need to disable some | |
1006 | * features on older datapaths that don't support this feature. | |
adcf00ba AZ |
1007 | * |
1008 | * Returns false if 'backer' definitely does not support recirculation, true if | |
1009 | * it seems to support recirculation or if at least the error we get is | |
1010 | * ambiguous. */ | |
1011 | static bool | |
1012 | check_recirc(struct dpif_backer *backer) | |
1013 | { | |
1014 | struct flow flow; | |
1015 | struct odputil_keybuf keybuf; | |
1016 | struct ofpbuf key; | |
2c85851f | 1017 | bool enable_recirc; |
5262eea1 JG |
1018 | struct odp_flow_key_parms odp_parms = { |
1019 | .flow = &flow, | |
2494ccd7 JS |
1020 | .support = { |
1021 | .recirc = true, | |
1022 | }, | |
5262eea1 | 1023 | }; |
adcf00ba AZ |
1024 | |
1025 | memset(&flow, 0, sizeof flow); | |
1026 | flow.recirc_id = 1; | |
1027 | flow.dp_hash = 1; | |
1028 | ||
1029 | ofpbuf_use_stack(&key, &keybuf, sizeof keybuf); | |
5262eea1 | 1030 | odp_flow_key_from_flow(&odp_parms, &key); |
2c85851f JS |
1031 | enable_recirc = dpif_probe_feature(backer->dpif, "recirculation", &key, |
1032 | NULL); | |
adcf00ba | 1033 | |
adcf00ba AZ |
1034 | if (enable_recirc) { |
1035 | VLOG_INFO("%s: Datapath supports recirculation", | |
1036 | dpif_name(backer->dpif)); | |
1037 | } else { | |
1038 | VLOG_INFO("%s: Datapath does not support recirculation", | |
1039 | dpif_name(backer->dpif)); | |
1040 | } | |
1041 | ||
1042 | return enable_recirc; | |
1043 | } | |
1044 | ||
7915c9d6 | 1045 | /* Tests whether 'dpif' supports unique flow ids. We can skip serializing |
8e1ffd75 JS |
1046 | * some flow attributes for datapaths that support this feature. |
1047 | * | |
1048 | * Returns true if 'dpif' supports UFID for flow operations. | |
1049 | * Returns false if 'dpif' does not support UFID. */ | |
1050 | static bool | |
1051 | check_ufid(struct dpif_backer *backer) | |
1052 | { | |
1053 | struct flow flow; | |
1054 | struct odputil_keybuf keybuf; | |
1055 | struct ofpbuf key; | |
1056 | ovs_u128 ufid; | |
1057 | bool enable_ufid; | |
5262eea1 JG |
1058 | struct odp_flow_key_parms odp_parms = { |
1059 | .flow = &flow, | |
1060 | }; | |
8e1ffd75 JS |
1061 | |
1062 | memset(&flow, 0, sizeof flow); | |
1063 | flow.dl_type = htons(0x1234); | |
1064 | ||
1065 | ofpbuf_use_stack(&key, &keybuf, sizeof keybuf); | |
5262eea1 | 1066 | odp_flow_key_from_flow(&odp_parms, &key); |
6fd6ed71 | 1067 | dpif_flow_hash(backer->dpif, key.data, key.size, &ufid); |
8e1ffd75 JS |
1068 | |
1069 | enable_ufid = dpif_probe_feature(backer->dpif, "UFID", &key, &ufid); | |
1070 | ||
1071 | if (enable_ufid) { | |
7915c9d6 | 1072 | VLOG_INFO("%s: Datapath supports unique flow ids", |
8e1ffd75 JS |
1073 | dpif_name(backer->dpif)); |
1074 | } else { | |
7915c9d6 | 1075 | VLOG_INFO("%s: Datapath does not support unique flow ids", |
8e1ffd75 JS |
1076 | dpif_name(backer->dpif)); |
1077 | } | |
1078 | return enable_ufid; | |
1079 | } | |
1080 | ||
4b97b70d BP |
1081 | /* Tests whether 'backer''s datapath supports variable-length |
1082 | * OVS_USERSPACE_ATTR_USERDATA in OVS_ACTION_ATTR_USERSPACE actions. We need | |
1083 | * to disable some features on older datapaths that don't support this | |
1084 | * feature. | |
1085 | * | |
1086 | * Returns false if 'backer' definitely does not support variable-length | |
1087 | * userdata, true if it seems to support them or if at least the error we get | |
1088 | * is ambiguous. */ | |
1089 | static bool | |
1090 | check_variable_length_userdata(struct dpif_backer *backer) | |
1091 | { | |
1092 | struct eth_header *eth; | |
1093 | struct ofpbuf actions; | |
758c456d | 1094 | struct dpif_execute execute; |
cf62fa4c | 1095 | struct dp_packet packet; |
4b97b70d BP |
1096 | size_t start; |
1097 | int error; | |
1098 | ||
1099 | /* Compose a userspace action that will cause an ERANGE error on older | |
1100 | * datapaths that don't support variable-length userdata. | |
1101 | * | |
1102 | * We really test for using userdata longer than 8 bytes, but older | |
1103 | * datapaths accepted these, silently truncating the userdata to 8 bytes. | |
1104 | * The same older datapaths rejected userdata shorter than 8 bytes, so we | |
1105 | * test for that instead as a proxy for longer userdata support. */ | |
1106 | ofpbuf_init(&actions, 64); | |
1107 | start = nl_msg_start_nested(&actions, OVS_ACTION_ATTR_USERSPACE); | |
1108 | nl_msg_put_u32(&actions, OVS_USERSPACE_ATTR_PID, | |
1954e6bb | 1109 | dpif_port_get_pid(backer->dpif, ODPP_NONE, 0)); |
4b97b70d BP |
1110 | nl_msg_put_unspec_zero(&actions, OVS_USERSPACE_ATTR_USERDATA, 4); |
1111 | nl_msg_end_nested(&actions, start); | |
1112 | ||
758c456d | 1113 | /* Compose a dummy ethernet packet. */ |
cf62fa4c PS |
1114 | dp_packet_init(&packet, ETH_HEADER_LEN); |
1115 | eth = dp_packet_put_zeros(&packet, ETH_HEADER_LEN); | |
4b97b70d BP |
1116 | eth->eth_type = htons(0x1234); |
1117 | ||
758c456d | 1118 | /* Execute the actions. On older datapaths this fails with ERANGE, on |
4b97b70d | 1119 | * newer datapaths it succeeds. */ |
6fd6ed71 PS |
1120 | execute.actions = actions.data; |
1121 | execute.actions_len = actions.size; | |
758c456d | 1122 | execute.packet = &packet; |
758c456d | 1123 | execute.needs_help = false; |
43f9ac0a | 1124 | execute.probe = true; |
27130224 | 1125 | execute.mtu = 0; |
758c456d JR |
1126 | |
1127 | error = dpif_execute(backer->dpif, &execute); | |
4b97b70d | 1128 | |
cf62fa4c | 1129 | dp_packet_uninit(&packet); |
4b97b70d BP |
1130 | ofpbuf_uninit(&actions); |
1131 | ||
1132 | switch (error) { | |
1133 | case 0: | |
4b97b70d BP |
1134 | return true; |
1135 | ||
1136 | case ERANGE: | |
1137 | /* Variable-length userdata is not supported. */ | |
1138 | VLOG_WARN("%s: datapath does not support variable-length userdata " | |
1139 | "feature (needs Linux 3.10+ or kernel module from OVS " | |
1140 | "1..11+). The NXAST_SAMPLE action will be ignored.", | |
1141 | dpif_name(backer->dpif)); | |
1142 | return false; | |
1143 | ||
1144 | default: | |
1145 | /* Something odd happened. We're not sure whether variable-length | |
1146 | * userdata is supported. Default to "yes". */ | |
1147 | VLOG_WARN("%s: variable-length userdata feature probe failed (%s)", | |
1148 | dpif_name(backer->dpif), ovs_strerror(error)); | |
1149 | return true; | |
1150 | } | |
1151 | } | |
1152 | ||
8bfd0fda BP |
1153 | /* Tests the MPLS label stack depth supported by 'backer''s datapath. |
1154 | * | |
1155 | * Returns the number of elements in a struct flow's mpls_lse field | |
1156 | * if the datapath supports at least that many entries in an | |
1157 | * MPLS label stack. | |
1158 | * Otherwise returns the number of MPLS push actions supported by | |
1159 | * the datapath. */ | |
1160 | static size_t | |
1161 | check_max_mpls_depth(struct dpif_backer *backer) | |
1162 | { | |
1163 | struct flow flow; | |
1164 | int n; | |
1165 | ||
1166 | for (n = 0; n < FLOW_MAX_MPLS_LABELS; n++) { | |
1167 | struct odputil_keybuf keybuf; | |
1168 | struct ofpbuf key; | |
5262eea1 JG |
1169 | struct odp_flow_key_parms odp_parms = { |
1170 | .flow = &flow, | |
1171 | }; | |
8bfd0fda BP |
1172 | |
1173 | memset(&flow, 0, sizeof flow); | |
1174 | flow.dl_type = htons(ETH_TYPE_MPLS); | |
1175 | flow_set_mpls_bos(&flow, n, 1); | |
1176 | ||
1177 | ofpbuf_use_stack(&key, &keybuf, sizeof keybuf); | |
5262eea1 | 1178 | odp_flow_key_from_flow(&odp_parms, &key); |
2c85851f | 1179 | if (!dpif_probe_feature(backer->dpif, "MPLS", &key, NULL)) { |
8bfd0fda BP |
1180 | break; |
1181 | } | |
8bfd0fda BP |
1182 | } |
1183 | ||
1184 | VLOG_INFO("%s: MPLS label stack length probed as %d", | |
1185 | dpif_name(backer->dpif), n); | |
1186 | return n; | |
1187 | } | |
1188 | ||
53477c2c JR |
1189 | /* Tests whether 'backer''s datapath supports masked data in |
1190 | * OVS_ACTION_ATTR_SET actions. We need to disable some features on older | |
1191 | * datapaths that don't support this feature. */ | |
1192 | static bool | |
1193 | check_masked_set_action(struct dpif_backer *backer) | |
1194 | { | |
1195 | struct eth_header *eth; | |
1196 | struct ofpbuf actions; | |
1197 | struct dpif_execute execute; | |
cf62fa4c | 1198 | struct dp_packet packet; |
53477c2c JR |
1199 | int error; |
1200 | struct ovs_key_ethernet key, mask; | |
1201 | ||
1202 | /* Compose a set action that will cause an EINVAL error on older | |
1203 | * datapaths that don't support masked set actions. | |
1204 | * Avoid using a full mask, as it could be translated to a non-masked | |
1205 | * set action instead. */ | |
1206 | ofpbuf_init(&actions, 64); | |
1207 | memset(&key, 0x53, sizeof key); | |
1208 | memset(&mask, 0x7f, sizeof mask); | |
1209 | commit_masked_set_action(&actions, OVS_KEY_ATTR_ETHERNET, &key, &mask, | |
1210 | sizeof key); | |
1211 | ||
1212 | /* Compose a dummy ethernet packet. */ | |
cf62fa4c PS |
1213 | dp_packet_init(&packet, ETH_HEADER_LEN); |
1214 | eth = dp_packet_put_zeros(&packet, ETH_HEADER_LEN); | |
53477c2c JR |
1215 | eth->eth_type = htons(0x1234); |
1216 | ||
1217 | /* Execute the actions. On older datapaths this fails with EINVAL, on | |
1218 | * newer datapaths it succeeds. */ | |
6fd6ed71 PS |
1219 | execute.actions = actions.data; |
1220 | execute.actions_len = actions.size; | |
53477c2c | 1221 | execute.packet = &packet; |
53477c2c | 1222 | execute.needs_help = false; |
43f9ac0a | 1223 | execute.probe = true; |
27130224 | 1224 | execute.mtu = 0; |
53477c2c JR |
1225 | |
1226 | error = dpif_execute(backer->dpif, &execute); | |
1227 | ||
cf62fa4c | 1228 | dp_packet_uninit(&packet); |
53477c2c JR |
1229 | ofpbuf_uninit(&actions); |
1230 | ||
1231 | if (error) { | |
1232 | /* Masked set action is not supported. */ | |
1233 | VLOG_INFO("%s: datapath does not support masked set action feature.", | |
1234 | dpif_name(backer->dpif)); | |
1235 | } | |
1236 | return !error; | |
1237 | } | |
1238 | ||
7b27258c | 1239 | #define CHECK_FEATURE__(NAME, SUPPORT, FIELD, VALUE) \ |
07659514 JS |
1240 | static bool \ |
1241 | check_##NAME(struct dpif_backer *backer) \ | |
1242 | { \ | |
1243 | struct flow flow; \ | |
1244 | struct odputil_keybuf keybuf; \ | |
1245 | struct ofpbuf key; \ | |
1246 | bool enable; \ | |
1247 | struct odp_flow_key_parms odp_parms = { \ | |
1248 | .flow = &flow, \ | |
1249 | .support = { \ | |
7b27258c | 1250 | .SUPPORT = true, \ |
07659514 JS |
1251 | }, \ |
1252 | }; \ | |
1253 | \ | |
1254 | memset(&flow, 0, sizeof flow); \ | |
7b27258c | 1255 | flow.FIELD = VALUE; \ |
07659514 JS |
1256 | \ |
1257 | ofpbuf_use_stack(&key, &keybuf, sizeof keybuf); \ | |
1258 | odp_flow_key_from_flow(&odp_parms, &key); \ | |
1259 | enable = dpif_probe_feature(backer->dpif, #NAME, &key, NULL); \ | |
1260 | \ | |
1261 | if (enable) { \ | |
1262 | VLOG_INFO("%s: Datapath supports "#NAME, dpif_name(backer->dpif)); \ | |
1263 | } else { \ | |
1264 | VLOG_INFO("%s: Datapath does not support "#NAME, \ | |
1265 | dpif_name(backer->dpif)); \ | |
1266 | } \ | |
1267 | \ | |
1268 | return enable; \ | |
1269 | } | |
7b27258c | 1270 | #define CHECK_FEATURE(FIELD) CHECK_FEATURE__(FIELD, FIELD, FIELD, 1) |
07659514 JS |
1271 | |
1272 | CHECK_FEATURE(ct_state) | |
1273 | CHECK_FEATURE(ct_zone) | |
8e53fe8c | 1274 | CHECK_FEATURE(ct_mark) |
7b27258c DDP |
1275 | CHECK_FEATURE__(ct_label, ct_label, ct_label.u64.lo, 1) |
1276 | CHECK_FEATURE__(ct_state_nat, ct_state, ct_state, CS_TRACKED|CS_SRC_NAT) | |
07659514 JS |
1277 | |
1278 | #undef CHECK_FEATURE | |
1279 | #undef CHECK_FEATURE__ | |
1280 | ||
b440dd8c JS |
1281 | static void |
1282 | check_support(struct dpif_backer *backer) | |
1283 | { | |
1284 | /* This feature needs to be tested after udpif threads are set. */ | |
1285 | backer->support.variable_length_userdata = false; | |
1286 | ||
2494ccd7 JS |
1287 | backer->support.odp.recirc = check_recirc(backer); |
1288 | backer->support.odp.max_mpls_depth = check_max_mpls_depth(backer); | |
b440dd8c JS |
1289 | backer->support.masked_set_action = check_masked_set_action(backer); |
1290 | backer->support.ufid = check_ufid(backer); | |
1291 | backer->support.tnl_push_pop = dpif_supports_tnl_push_pop(backer->dpif); | |
07659514 JS |
1292 | |
1293 | backer->support.odp.ct_state = check_ct_state(backer); | |
1294 | backer->support.odp.ct_zone = check_ct_zone(backer); | |
8e53fe8c | 1295 | backer->support.odp.ct_mark = check_ct_mark(backer); |
9daf2348 | 1296 | backer->support.odp.ct_label = check_ct_label(backer); |
7b27258c DDP |
1297 | |
1298 | backer->support.odp.ct_state_nat = check_ct_state_nat(backer); | |
b440dd8c JS |
1299 | } |
1300 | ||
abe529af | 1301 | static int |
0f5f95a9 | 1302 | construct(struct ofproto *ofproto_) |
abe529af BP |
1303 | { |
1304 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
acf60855 | 1305 | struct shash_node *node, *next; |
abe529af | 1306 | int error; |
abe529af | 1307 | |
4d9226a7 JR |
1308 | /* Tunnel module can get used right after the udpif threads are running. */ |
1309 | ofproto_tunnel_init(); | |
1310 | ||
acf60855 | 1311 | error = open_dpif_backer(ofproto->up.type, &ofproto->backer); |
abe529af | 1312 | if (error) { |
abe529af BP |
1313 | return error; |
1314 | } | |
1315 | ||
621b8064 | 1316 | atomic_init(&ofproto->tables_version, CLS_MIN_VERSION); |
abe529af BP |
1317 | ofproto->netflow = NULL; |
1318 | ofproto->sflow = NULL; | |
29089a54 | 1319 | ofproto->ipfix = NULL; |
21f7563c | 1320 | ofproto->stp = NULL; |
9efd308e | 1321 | ofproto->rstp = NULL; |
e79a6c83 | 1322 | ofproto->dump_seq = 0; |
abe529af | 1323 | hmap_init(&ofproto->bundles); |
e764773c | 1324 | ofproto->ml = mac_learning_create(MAC_ENTRY_DEFAULT_IDLE_TIME); |
6d95c4e8 | 1325 | ofproto->ms = NULL; |
ec7ceaed | 1326 | ofproto->mbridge = mbridge_create(); |
abe529af | 1327 | ofproto->has_bonded_bundles = false; |
e2d13c43 | 1328 | ofproto->lacp_enabled = false; |
97ba2d36 | 1329 | ovs_mutex_init_adaptive(&ofproto->stats_mutex); |
834d6caf | 1330 | ovs_mutex_init(&ofproto->vsp_mutex); |
abe529af | 1331 | |
05067881 | 1332 | guarded_list_init(&ofproto->pins); |
ada3a58d | 1333 | |
52a90c29 BP |
1334 | hmap_init(&ofproto->vlandev_map); |
1335 | hmap_init(&ofproto->realdev_vid_map); | |
1336 | ||
acf60855 | 1337 | sset_init(&ofproto->ports); |
0a740f48 | 1338 | sset_init(&ofproto->ghost_ports); |
acf60855 JP |
1339 | sset_init(&ofproto->port_poll_set); |
1340 | ofproto->port_poll_errno = 0; | |
f23d157c | 1341 | ofproto->change_seq = 0; |
cfc50ae5 AW |
1342 | ofproto->pins_seq = seq_create(); |
1343 | ofproto->pins_seqno = seq_read(ofproto->pins_seq); | |
1344 | ||
acf60855 JP |
1345 | |
1346 | SHASH_FOR_EACH_SAFE (node, next, &init_ofp_ports) { | |
4f9e08a5 | 1347 | struct iface_hint *iface_hint = node->data; |
acf60855 JP |
1348 | |
1349 | if (!strcmp(iface_hint->br_name, ofproto->up.name)) { | |
1350 | /* Check if the datapath already has this port. */ | |
1351 | if (dpif_port_exists(ofproto->backer->dpif, node->name)) { | |
1352 | sset_add(&ofproto->ports, node->name); | |
1353 | } | |
1354 | ||
1355 | free(iface_hint->br_name); | |
1356 | free(iface_hint->br_type); | |
4f9e08a5 | 1357 | free(iface_hint); |
acf60855 JP |
1358 | shash_delete(&init_ofp_ports, node); |
1359 | } | |
1360 | } | |
e1b1d06a | 1361 | |
b44a10b7 BP |
1362 | hmap_insert(&all_ofproto_dpifs, &ofproto->all_ofproto_dpifs_node, |
1363 | hash_string(ofproto->up.name, 0)); | |
6527c598 | 1364 | memset(&ofproto->stats, 0, sizeof ofproto->stats); |
0f5f95a9 BP |
1365 | |
1366 | ofproto_init_tables(ofproto_, N_TABLES); | |
c57b2226 | 1367 | error = add_internal_flows(ofproto); |
adcf00ba | 1368 | |
c57b2226 BP |
1369 | ofproto->up.tables[TBL_INTERNAL].flags = OFTABLE_HIDDEN | OFTABLE_READONLY; |
1370 | ||
1371 | return error; | |
1372 | } | |
1373 | ||
1374 | static int | |
adcf00ba | 1375 | add_internal_miss_flow(struct ofproto_dpif *ofproto, int id, |
f25d0cf3 | 1376 | const struct ofpbuf *ofpacts, struct rule_dpif **rulep) |
c57b2226 | 1377 | { |
adcf00ba | 1378 | struct match match; |
c57b2226 | 1379 | int error; |
adcf00ba | 1380 | struct rule *rule; |
c57b2226 | 1381 | |
adcf00ba AZ |
1382 | match_init_catchall(&match); |
1383 | match_set_reg(&match, 0, id); | |
c57b2226 | 1384 | |
290ad78a SH |
1385 | error = ofproto_dpif_add_internal_flow(ofproto, &match, 0, 0, ofpacts, |
1386 | &rule); | |
adcf00ba | 1387 | *rulep = error ? NULL : rule_dpif_cast(rule); |
0f5f95a9 | 1388 | |
adcf00ba | 1389 | return error; |
abe529af BP |
1390 | } |
1391 | ||
c57b2226 BP |
1392 | static int |
1393 | add_internal_flows(struct ofproto_dpif *ofproto) | |
1394 | { | |
f25d0cf3 BP |
1395 | struct ofpact_controller *controller; |
1396 | uint64_t ofpacts_stub[128 / 8]; | |
1397 | struct ofpbuf ofpacts; | |
adcf00ba | 1398 | struct rule *unused_rulep OVS_UNUSED; |
adcf00ba | 1399 | struct match match; |
c57b2226 BP |
1400 | int error; |
1401 | int id; | |
1402 | ||
f25d0cf3 | 1403 | ofpbuf_use_stack(&ofpacts, ofpacts_stub, sizeof ofpacts_stub); |
c57b2226 BP |
1404 | id = 1; |
1405 | ||
f25d0cf3 BP |
1406 | controller = ofpact_put_CONTROLLER(&ofpacts); |
1407 | controller->max_len = UINT16_MAX; | |
1408 | controller->controller_id = 0; | |
1409 | controller->reason = OFPR_NO_MATCH; | |
1410 | ofpact_pad(&ofpacts); | |
1411 | ||
adcf00ba AZ |
1412 | error = add_internal_miss_flow(ofproto, id++, &ofpacts, |
1413 | &ofproto->miss_rule); | |
c57b2226 BP |
1414 | if (error) { |
1415 | return error; | |
1416 | } | |
1417 | ||
f25d0cf3 | 1418 | ofpbuf_clear(&ofpacts); |
adcf00ba | 1419 | error = add_internal_miss_flow(ofproto, id++, &ofpacts, |
dbb7c28f | 1420 | &ofproto->no_packet_in_rule); |
7fd51d39 BP |
1421 | if (error) { |
1422 | return error; | |
1423 | } | |
1424 | ||
adcf00ba | 1425 | error = add_internal_miss_flow(ofproto, id++, &ofpacts, |
dbb7c28f | 1426 | &ofproto->drop_frags_rule); |
adcf00ba AZ |
1427 | if (error) { |
1428 | return error; | |
1429 | } | |
1430 | ||
0c7812e5 AW |
1431 | /* Drop any run away non-recirc rule lookups. Recirc_id has to be |
1432 | * zero when reaching this rule. | |
adcf00ba | 1433 | * |
0c7812e5 | 1434 | * (priority=2), recirc_id=0, actions=drop |
adcf00ba | 1435 | */ |
0c7812e5 | 1436 | ofpbuf_clear(&ofpacts); |
adcf00ba AZ |
1437 | match_init_catchall(&match); |
1438 | match_set_recirc_id(&match, 0); | |
290ad78a | 1439 | error = ofproto_dpif_add_internal_flow(ofproto, &match, 2, 0, &ofpacts, |
adcf00ba | 1440 | &unused_rulep); |
c57b2226 BP |
1441 | return error; |
1442 | } | |
1443 | ||
abe529af BP |
1444 | static void |
1445 | destruct(struct ofproto *ofproto_) | |
1446 | { | |
1447 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
5f03c983 | 1448 | struct ofproto_packet_in *pin; |
78c8df12 | 1449 | struct rule_dpif *rule; |
d0918789 | 1450 | struct oftable *table; |
ca6ba700 | 1451 | struct ovs_list pins; |
abe529af | 1452 | |
875b94ed | 1453 | ofproto->backer->need_revalidate = REV_RECONFIGURE; |
84f0f298 | 1454 | xlate_txn_start(); |
46c88433 | 1455 | xlate_remove_ofproto(ofproto); |
84f0f298 | 1456 | xlate_txn_commit(); |
46c88433 | 1457 | |
3f142f59 BP |
1458 | /* Ensure that the upcall processing threads have no remaining references |
1459 | * to the ofproto or anything in it. */ | |
1460 | udpif_synchronize(ofproto->backer->udpif); | |
1fe409d5 | 1461 | |
b44a10b7 | 1462 | hmap_remove(&all_ofproto_dpifs, &ofproto->all_ofproto_dpifs_node); |
7ee20df1 | 1463 | |
0697b5c3 | 1464 | OFPROTO_FOR_EACH_TABLE (table, &ofproto->up) { |
de4ad4a2 | 1465 | CLS_FOR_EACH (rule, up.cr, &table->cls) { |
8b81d1ef | 1466 | ofproto_rule_delete(&ofproto->up, &rule->up); |
0697b5c3 | 1467 | } |
7ee20df1 | 1468 | } |
daab0ae6 | 1469 | ofproto_group_delete_all(&ofproto->up); |
7ee20df1 | 1470 | |
05067881 | 1471 | guarded_list_pop_all(&ofproto->pins, &pins); |
5f03c983 | 1472 | LIST_FOR_EACH_POP (pin, list_node, &pins) { |
0fb7792a | 1473 | free(CONST_CAST(void *, pin->up.packet)); |
ada3a58d EJ |
1474 | free(pin); |
1475 | } | |
05067881 | 1476 | guarded_list_destroy(&ofproto->pins); |
ada3a58d | 1477 | |
e672ff9b | 1478 | recirc_free_ofproto(ofproto, ofproto->up.name); |
f9038ef6 | 1479 | |
ec7ceaed | 1480 | mbridge_unref(ofproto->mbridge); |
abe529af | 1481 | |
8e407f27 | 1482 | netflow_unref(ofproto->netflow); |
9723bcce | 1483 | dpif_sflow_unref(ofproto->sflow); |
8b7ea2d4 | 1484 | dpif_ipfix_unref(ofproto->ipfix); |
abe529af | 1485 | hmap_destroy(&ofproto->bundles); |
5d989517 | 1486 | mac_learning_unref(ofproto->ml); |
6d95c4e8 | 1487 | mcast_snooping_unref(ofproto->ms); |
abe529af | 1488 | |
52a90c29 BP |
1489 | hmap_destroy(&ofproto->vlandev_map); |
1490 | hmap_destroy(&ofproto->realdev_vid_map); | |
1491 | ||
acf60855 | 1492 | sset_destroy(&ofproto->ports); |
0a740f48 | 1493 | sset_destroy(&ofproto->ghost_ports); |
acf60855 | 1494 | sset_destroy(&ofproto->port_poll_set); |
e1b1d06a | 1495 | |
0da3c61b | 1496 | ovs_mutex_destroy(&ofproto->stats_mutex); |
13501305 EJ |
1497 | ovs_mutex_destroy(&ofproto->vsp_mutex); |
1498 | ||
cfc50ae5 AW |
1499 | seq_destroy(ofproto->pins_seq); |
1500 | ||
acf60855 | 1501 | close_dpif_backer(ofproto->backer); |
abe529af BP |
1502 | } |
1503 | ||
5fcc0d00 BP |
1504 | static int |
1505 | run(struct ofproto *ofproto_) | |
1506 | { | |
1507 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
e79a6c83 | 1508 | uint64_t new_seq, new_dump_seq; |
5fcc0d00 | 1509 | |
ec7ceaed EJ |
1510 | if (mbridge_need_revalidate(ofproto->mbridge)) { |
1511 | ofproto->backer->need_revalidate = REV_RECONFIGURE; | |
509c0149 | 1512 | ovs_rwlock_wrlock(&ofproto->ml->rwlock); |
30618594 | 1513 | mac_learning_flush(ofproto->ml); |
509c0149 | 1514 | ovs_rwlock_unlock(&ofproto->ml->rwlock); |
6d95c4e8 | 1515 | mcast_snooping_mdb_flush(ofproto->ms); |
ec7ceaed EJ |
1516 | } |
1517 | ||
b53d5c33 BP |
1518 | /* Always updates the ofproto->pins_seqno to avoid frequent wakeup during |
1519 | * flow restore. Even though nothing is processed during flow restore, | |
1520 | * all queued 'pins' will be handled immediately when flow restore | |
1521 | * completes. */ | |
1522 | ofproto->pins_seqno = seq_read(ofproto->pins_seq); | |
1523 | ||
a6b7506d | 1524 | /* Do not perform any periodic activity required by 'ofproto' while |
40358701 | 1525 | * waiting for flow restore to complete. */ |
a6b7506d | 1526 | if (!ofproto_get_flow_restore_wait()) { |
5f03c983 | 1527 | struct ofproto_packet_in *pin; |
ca6ba700 | 1528 | struct ovs_list pins; |
40358701 | 1529 | |
a6b7506d | 1530 | guarded_list_pop_all(&ofproto->pins, &pins); |
5f03c983 | 1531 | LIST_FOR_EACH_POP (pin, list_node, &pins) { |
a6b7506d | 1532 | connmgr_send_packet_in(ofproto->up.connmgr, pin); |
a6b7506d EJ |
1533 | free(CONST_CAST(void *, pin->up.packet)); |
1534 | free(pin); | |
1535 | } | |
abe529af BP |
1536 | } |
1537 | ||
abe529af | 1538 | if (ofproto->netflow) { |
8bfaca5b | 1539 | netflow_run(ofproto->netflow); |
abe529af BP |
1540 | } |
1541 | if (ofproto->sflow) { | |
bae473fe | 1542 | dpif_sflow_run(ofproto->sflow); |
abe529af | 1543 | } |
978427a5 RL |
1544 | if (ofproto->ipfix) { |
1545 | dpif_ipfix_run(ofproto->ipfix); | |
1546 | } | |
abe529af | 1547 | |
f23d157c JS |
1548 | new_seq = seq_read(connectivity_seq_get()); |
1549 | if (ofproto->change_seq != new_seq) { | |
1550 | struct ofport_dpif *ofport; | |
1551 | ||
1552 | HMAP_FOR_EACH (ofport, up.hmap_node, &ofproto->up.ports) { | |
1553 | port_run(ofport); | |
1554 | } | |
1555 | ||
1556 | ofproto->change_seq = new_seq; | |
abe529af | 1557 | } |
e2d13c43 JS |
1558 | if (ofproto->lacp_enabled || ofproto->has_bonded_bundles) { |
1559 | struct ofbundle *bundle; | |
1560 | ||
1561 | HMAP_FOR_EACH (bundle, hmap_node, &ofproto->bundles) { | |
1562 | bundle_run(bundle); | |
1563 | } | |
abe529af BP |
1564 | } |
1565 | ||
21f7563c | 1566 | stp_run(ofproto); |
9efd308e | 1567 | rstp_run(ofproto); |
509c0149 | 1568 | ovs_rwlock_wrlock(&ofproto->ml->rwlock); |
30618594 EJ |
1569 | if (mac_learning_run(ofproto->ml)) { |
1570 | ofproto->backer->need_revalidate = REV_MAC_LEARNING; | |
1571 | } | |
509c0149 | 1572 | ovs_rwlock_unlock(&ofproto->ml->rwlock); |
abe529af | 1573 | |
6d95c4e8 FL |
1574 | if (mcast_snooping_run(ofproto->ms)) { |
1575 | ofproto->backer->need_revalidate = REV_MCAST_SNOOPING; | |
1576 | } | |
1577 | ||
e79a6c83 EJ |
1578 | new_dump_seq = seq_read(udpif_dump_seq(ofproto->backer->udpif)); |
1579 | if (ofproto->dump_seq != new_dump_seq) { | |
1580 | struct rule *rule, *next_rule; | |
1581 | ||
1582 | /* We know stats are relatively fresh, so now is a good time to do some | |
1583 | * periodic work. */ | |
1584 | ofproto->dump_seq = new_dump_seq; | |
1585 | ||
1586 | /* Expire OpenFlow flows whose idle_timeout or hard_timeout | |
1587 | * has passed. */ | |
1588 | ovs_mutex_lock(&ofproto_mutex); | |
1589 | LIST_FOR_EACH_SAFE (rule, next_rule, expirable, | |
1590 | &ofproto->up.expirable) { | |
1591 | rule_expire(rule_dpif_cast(rule)); | |
1592 | } | |
1593 | ovs_mutex_unlock(&ofproto_mutex); | |
1594 | ||
1595 | /* All outstanding data in existing flows has been accounted, so it's a | |
1596 | * good time to do bond rebalancing. */ | |
60cda7d6 | 1597 | if (ofproto->has_bonded_bundles) { |
e79a6c83 EJ |
1598 | struct ofbundle *bundle; |
1599 | ||
1600 | HMAP_FOR_EACH (bundle, hmap_node, &ofproto->bundles) { | |
60cda7d6 AZ |
1601 | if (bundle->bond) { |
1602 | bond_rebalance(bundle->bond); | |
e79a6c83 EJ |
1603 | } |
1604 | } | |
6814e51f BP |
1605 | } |
1606 | } | |
abe529af BP |
1607 | return 0; |
1608 | } | |
1609 | ||
1610 | static void | |
1611 | wait(struct ofproto *ofproto_) | |
1612 | { | |
1613 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
abe529af | 1614 | |
40358701 GS |
1615 | if (ofproto_get_flow_restore_wait()) { |
1616 | return; | |
1617 | } | |
1618 | ||
abe529af | 1619 | if (ofproto->sflow) { |
bae473fe | 1620 | dpif_sflow_wait(ofproto->sflow); |
abe529af | 1621 | } |
978427a5 RL |
1622 | if (ofproto->ipfix) { |
1623 | dpif_ipfix_wait(ofproto->ipfix); | |
1624 | } | |
e2d13c43 JS |
1625 | if (ofproto->lacp_enabled || ofproto->has_bonded_bundles) { |
1626 | struct ofbundle *bundle; | |
1627 | ||
1628 | HMAP_FOR_EACH (bundle, hmap_node, &ofproto->bundles) { | |
1629 | bundle_wait(bundle); | |
1630 | } | |
abe529af | 1631 | } |
6fca1ffb BP |
1632 | if (ofproto->netflow) { |
1633 | netflow_wait(ofproto->netflow); | |
1634 | } | |
509c0149 | 1635 | ovs_rwlock_rdlock(&ofproto->ml->rwlock); |
1c313b88 | 1636 | mac_learning_wait(ofproto->ml); |
509c0149 | 1637 | ovs_rwlock_unlock(&ofproto->ml->rwlock); |
6d95c4e8 | 1638 | mcast_snooping_wait(ofproto->ms); |
21f7563c | 1639 | stp_wait(ofproto); |
2cc3c58e | 1640 | if (ofproto->backer->need_revalidate) { |
abe529af | 1641 | poll_immediate_wake(); |
abe529af | 1642 | } |
abe529af | 1643 | |
e79a6c83 | 1644 | seq_wait(udpif_dump_seq(ofproto->backer->udpif), ofproto->dump_seq); |
cfc50ae5 | 1645 | seq_wait(ofproto->pins_seq, ofproto->pins_seqno); |
0d085684 BP |
1646 | } |
1647 | ||
1c030aa5 EJ |
1648 | static void |
1649 | type_get_memory_usage(const char *type, struct simap *usage) | |
1650 | { | |
1651 | struct dpif_backer *backer; | |
1652 | ||
1653 | backer = shash_find_data(&all_dpif_backers, type); | |
1654 | if (backer) { | |
1655 | udpif_get_memory_usage(backer->udpif, usage); | |
1656 | } | |
1657 | } | |
1658 | ||
abe529af | 1659 | static void |
1b5b5071 | 1660 | flush(struct ofproto *ofproto_) |
abe529af | 1661 | { |
1b5b5071 AZ |
1662 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); |
1663 | struct dpif_backer *backer = ofproto->backer; | |
1664 | ||
1665 | if (backer) { | |
1666 | udpif_flush(backer->udpif); | |
1667 | } | |
abe529af BP |
1668 | } |
1669 | ||
6c1491fb | 1670 | static void |
3c1bb396 BP |
1671 | query_tables(struct ofproto *ofproto, |
1672 | struct ofputil_table_features *features, | |
1673 | struct ofputil_table_stats *stats) | |
6c1491fb | 1674 | { |
3c1bb396 | 1675 | strcpy(features->name, "classifier"); |
6c1491fb | 1676 | |
3c1bb396 BP |
1677 | if (stats) { |
1678 | int i; | |
6c1491fb | 1679 | |
3c1bb396 BP |
1680 | for (i = 0; i < ofproto->n_tables; i++) { |
1681 | unsigned long missed, matched; | |
d611866c | 1682 | |
afcea9ea JR |
1683 | atomic_read_relaxed(&ofproto->tables[i].n_matched, &matched); |
1684 | atomic_read_relaxed(&ofproto->tables[i].n_missed, &missed); | |
1685 | ||
3c1bb396 | 1686 | stats[i].matched_count = matched; |
3c1bb396 BP |
1687 | stats[i].lookup_count = matched + missed; |
1688 | } | |
d611866c | 1689 | } |
6c1491fb BP |
1690 | } |
1691 | ||
621b8064 | 1692 | static void |
18721c4a | 1693 | set_tables_version(struct ofproto *ofproto_, cls_version_t version) |
621b8064 JR |
1694 | { |
1695 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
1696 | ||
1697 | atomic_store_relaxed(&ofproto->tables_version, version); | |
1698 | } | |
1699 | ||
1700 | ||
abe529af BP |
1701 | static struct ofport * |
1702 | port_alloc(void) | |
1703 | { | |
3da29e32 | 1704 | struct ofport_dpif *port = xzalloc(sizeof *port); |
abe529af BP |
1705 | return &port->up; |
1706 | } | |
1707 | ||
1708 | static void | |
1709 | port_dealloc(struct ofport *port_) | |
1710 | { | |
1711 | struct ofport_dpif *port = ofport_dpif_cast(port_); | |
1712 | free(port); | |
1713 | } | |
1714 | ||
1715 | static int | |
1716 | port_construct(struct ofport *port_) | |
1717 | { | |
1718 | struct ofport_dpif *port = ofport_dpif_cast(port_); | |
1719 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(port->up.ofproto); | |
b9ad7294 | 1720 | const struct netdev *netdev = port->up.netdev; |
3aa30359 | 1721 | char namebuf[NETDEV_VPORT_NAME_BUFSIZE]; |
6d9e94b5 | 1722 | const char *dp_port_name; |
e1b1d06a JP |
1723 | struct dpif_port dpif_port; |
1724 | int error; | |
abe529af | 1725 | |
2cc3c58e | 1726 | ofproto->backer->need_revalidate = REV_RECONFIGURE; |
abe529af BP |
1727 | port->bundle = NULL; |
1728 | port->cfm = NULL; | |
ccc09689 | 1729 | port->bfd = NULL; |
0477baa9 | 1730 | port->lldp = NULL; |
f025bcb7 | 1731 | port->may_enable = false; |
21f7563c JP |
1732 | port->stp_port = NULL; |
1733 | port->stp_state = STP_DISABLED; | |
9efd308e DV |
1734 | port->rstp_port = NULL; |
1735 | port->rstp_state = RSTP_DISABLED; | |
42943cde | 1736 | port->is_tunnel = false; |
6cbbf4fa | 1737 | port->peer = NULL; |
55954f6e EJ |
1738 | port->qdscp = NULL; |
1739 | port->n_qdscp = 0; | |
52a90c29 BP |
1740 | port->realdev_ofp_port = 0; |
1741 | port->vlandev_vid = 0; | |
b9ad7294 | 1742 | port->carrier_seq = netdev_get_carrier_resets(netdev); |
a6363cfd | 1743 | port->is_layer3 = netdev_vport_is_layer3(netdev); |
abe529af | 1744 | |
b9ad7294 | 1745 | if (netdev_vport_is_patch(netdev)) { |
743cea45 | 1746 | /* By bailing out here, we don't submit the port to the sFlow module |
185b4e3a MG |
1747 | * to be considered for counter polling export. This is correct |
1748 | * because the patch port represents an interface that sFlow considers | |
1749 | * to be "internal" to the switch as a whole, and therefore not a | |
1750 | * candidate for counter polling. */ | |
4e022ec0 | 1751 | port->odp_port = ODPP_NONE; |
6cbbf4fa | 1752 | ofport_update_peer(port); |
0a740f48 EJ |
1753 | return 0; |
1754 | } | |
1755 | ||
6d9e94b5 AZ |
1756 | dp_port_name = netdev_vport_get_dpif_port(netdev, namebuf, sizeof namebuf); |
1757 | error = dpif_port_query_by_name(ofproto->backer->dpif, dp_port_name, | |
e1b1d06a JP |
1758 | &dpif_port); |
1759 | if (error) { | |
1760 | return error; | |
1761 | } | |
1762 | ||
1763 | port->odp_port = dpif_port.port_no; | |
1764 | ||
b9ad7294 | 1765 | if (netdev_get_tunnel_config(netdev)) { |
a36de779 | 1766 | atomic_count_inc(&ofproto->backer->tnl_count); |
ea0797c9 | 1767 | error = tnl_port_add(port, port->up.netdev, port->odp_port, |
6d9e94b5 | 1768 | ovs_native_tunneling_is_on(ofproto), dp_port_name); |
ea0797c9 BP |
1769 | if (error) { |
1770 | atomic_count_dec(&ofproto->backer->tnl_count); | |
1771 | dpif_port_destroy(&dpif_port); | |
1772 | return error; | |
1773 | } | |
1774 | ||
42943cde | 1775 | port->is_tunnel = true; |
8b7ea2d4 WZ |
1776 | if (ofproto->ipfix) { |
1777 | dpif_ipfix_add_tunnel_port(ofproto->ipfix, port_, port->odp_port); | |
1778 | } | |
b9ad7294 EJ |
1779 | } else { |
1780 | /* Sanity-check that a mapping doesn't already exist. This | |
1781 | * shouldn't happen for non-tunnel ports. */ | |
1782 | if (odp_port_to_ofp_port(ofproto, port->odp_port) != OFPP_NONE) { | |
1783 | VLOG_ERR("port %s already has an OpenFlow port number", | |
1784 | dpif_port.name); | |
da78d43d | 1785 | dpif_port_destroy(&dpif_port); |
b9ad7294 EJ |
1786 | return EBUSY; |
1787 | } | |
e1b1d06a | 1788 | |
8449c4d6 | 1789 | ovs_rwlock_wrlock(&ofproto->backer->odp_to_ofport_lock); |
b9ad7294 | 1790 | hmap_insert(&ofproto->backer->odp_to_ofport_map, &port->odp_port_node, |
f9c0c3ec | 1791 | hash_odp_port(port->odp_port)); |
8449c4d6 | 1792 | ovs_rwlock_unlock(&ofproto->backer->odp_to_ofport_lock); |
b9ad7294 | 1793 | } |
da78d43d | 1794 | dpif_port_destroy(&dpif_port); |
e1b1d06a | 1795 | |
abe529af | 1796 | if (ofproto->sflow) { |
e1b1d06a | 1797 | dpif_sflow_add_port(ofproto->sflow, port_, port->odp_port); |
abe529af BP |
1798 | } |
1799 | ||
1800 | return 0; | |
1801 | } | |
1802 | ||
1803 | static void | |
1804 | port_destruct(struct ofport *port_) | |
1805 | { | |
1806 | struct ofport_dpif *port = ofport_dpif_cast(port_); | |
1807 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(port->up.ofproto); | |
02f8d646 | 1808 | const char *devname = netdev_get_name(port->up.netdev); |
3aa30359 BP |
1809 | char namebuf[NETDEV_VPORT_NAME_BUFSIZE]; |
1810 | const char *dp_port_name; | |
abe529af | 1811 | |
7894e7da | 1812 | ofproto->backer->need_revalidate = REV_RECONFIGURE; |
84f0f298 | 1813 | xlate_txn_start(); |
46c88433 | 1814 | xlate_ofport_remove(port); |
84f0f298 | 1815 | xlate_txn_commit(); |
7894e7da | 1816 | |
3aa30359 BP |
1817 | dp_port_name = netdev_vport_get_dpif_port(port->up.netdev, namebuf, |
1818 | sizeof namebuf); | |
a614d823 | 1819 | if (dpif_port_exists(ofproto->backer->dpif, dp_port_name)) { |
acf60855 JP |
1820 | /* The underlying device is still there, so delete it. This |
1821 | * happens when the ofproto is being destroyed, since the caller | |
1822 | * assumes that removal of attached ports will happen as part of | |
1823 | * destruction. */ | |
42943cde | 1824 | if (!port->is_tunnel) { |
a614d823 KM |
1825 | dpif_port_del(ofproto->backer->dpif, port->odp_port); |
1826 | } | |
acf60855 JP |
1827 | } |
1828 | ||
6cbbf4fa EJ |
1829 | if (port->peer) { |
1830 | port->peer->peer = NULL; | |
1831 | port->peer = NULL; | |
1832 | } | |
1833 | ||
42943cde | 1834 | if (port->odp_port != ODPP_NONE && !port->is_tunnel) { |
8449c4d6 | 1835 | ovs_rwlock_wrlock(&ofproto->backer->odp_to_ofport_lock); |
0a740f48 | 1836 | hmap_remove(&ofproto->backer->odp_to_ofport_map, &port->odp_port_node); |
8449c4d6 | 1837 | ovs_rwlock_unlock(&ofproto->backer->odp_to_ofport_lock); |
0a740f48 EJ |
1838 | } |
1839 | ||
a36de779 PS |
1840 | if (port->is_tunnel) { |
1841 | atomic_count_dec(&ofproto->backer->tnl_count); | |
1842 | } | |
1843 | ||
8b7ea2d4 WZ |
1844 | if (port->is_tunnel && ofproto->ipfix) { |
1845 | dpif_ipfix_del_tunnel_port(ofproto->ipfix, port->odp_port); | |
1846 | } | |
1847 | ||
42943cde | 1848 | tnl_port_del(port); |
02f8d646 | 1849 | sset_find_and_delete(&ofproto->ports, devname); |
0a740f48 | 1850 | sset_find_and_delete(&ofproto->ghost_ports, devname); |
abe529af | 1851 | bundle_remove(port_); |
a5610457 | 1852 | set_cfm(port_, NULL); |
8aee94b6 | 1853 | set_bfd(port_, NULL); |
0477baa9 | 1854 | set_lldp(port_, NULL); |
0c0c32d8 BP |
1855 | if (port->stp_port) { |
1856 | stp_port_disable(port->stp_port); | |
1857 | } | |
f025bcb7 | 1858 | set_rstp_port(port_, NULL); |
abe529af | 1859 | if (ofproto->sflow) { |
bae473fe | 1860 | dpif_sflow_del_port(ofproto->sflow, port->odp_port); |
abe529af | 1861 | } |
8b36f51e | 1862 | |
55954f6e | 1863 | free(port->qdscp); |
abe529af BP |
1864 | } |
1865 | ||
1866 | static void | |
1867 | port_modified(struct ofport *port_) | |
1868 | { | |
1869 | struct ofport_dpif *port = ofport_dpif_cast(port_); | |
a36de779 | 1870 | char namebuf[NETDEV_VPORT_NAME_BUFSIZE]; |
6d9e94b5 | 1871 | const char *dp_port_name; |
a36de779 | 1872 | struct netdev *netdev = port->up.netdev; |
abe529af BP |
1873 | |
1874 | if (port->bundle && port->bundle->bond) { | |
a36de779 | 1875 | bond_slave_set_netdev(port->bundle->bond, port, netdev); |
abe529af | 1876 | } |
9d46b444 EJ |
1877 | |
1878 | if (port->cfm) { | |
a36de779 | 1879 | cfm_set_netdev(port->cfm, netdev); |
9d46b444 | 1880 | } |
f1e78bbd | 1881 | |
c1c4e8c7 | 1882 | if (port->bfd) { |
a36de779 | 1883 | bfd_set_netdev(port->bfd, netdev); |
c1c4e8c7 AW |
1884 | } |
1885 | ||
635c5db9 | 1886 | ofproto_dpif_monitor_port_update(port, port->bfd, port->cfm, |
74ff3298 | 1887 | port->lldp, &port->up.pp.hw_addr); |
635c5db9 | 1888 | |
6d9e94b5 | 1889 | dp_port_name = netdev_vport_get_dpif_port(netdev, namebuf, sizeof namebuf); |
a36de779 PS |
1890 | |
1891 | if (port->is_tunnel) { | |
1892 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(port->up.ofproto); | |
1893 | ||
1894 | if (tnl_port_reconfigure(port, netdev, port->odp_port, | |
6d9e94b5 AZ |
1895 | ovs_native_tunneling_is_on(ofproto), |
1896 | dp_port_name)) { | |
a36de779 PS |
1897 | ofproto->backer->need_revalidate = REV_RECONFIGURE; |
1898 | } | |
f1e78bbd | 1899 | } |
6cbbf4fa EJ |
1900 | |
1901 | ofport_update_peer(port); | |
abe529af BP |
1902 | } |
1903 | ||
1904 | static void | |
9e1fd49b | 1905 | port_reconfigured(struct ofport *port_, enum ofputil_port_config old_config) |
abe529af BP |
1906 | { |
1907 | struct ofport_dpif *port = ofport_dpif_cast(port_); | |
1908 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(port->up.ofproto); | |
9e1fd49b | 1909 | enum ofputil_port_config changed = old_config ^ port->up.pp.config; |
abe529af | 1910 | |
9e1fd49b | 1911 | if (changed & (OFPUTIL_PC_NO_RECV | OFPUTIL_PC_NO_RECV_STP | |
c57b2226 BP |
1912 | OFPUTIL_PC_NO_FWD | OFPUTIL_PC_NO_FLOOD | |
1913 | OFPUTIL_PC_NO_PACKET_IN)) { | |
2cc3c58e | 1914 | ofproto->backer->need_revalidate = REV_RECONFIGURE; |
7bde8dd8 | 1915 | |
9e1fd49b | 1916 | if (changed & OFPUTIL_PC_NO_FLOOD && port->bundle) { |
7bde8dd8 JP |
1917 | bundle_update(port->bundle); |
1918 | } | |
abe529af BP |
1919 | } |
1920 | } | |
1921 | ||
1922 | static int | |
1923 | set_sflow(struct ofproto *ofproto_, | |
1924 | const struct ofproto_sflow_options *sflow_options) | |
1925 | { | |
1926 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
bae473fe | 1927 | struct dpif_sflow *ds = ofproto->sflow; |
6ff686f2 | 1928 | |
abe529af | 1929 | if (sflow_options) { |
4fe0f203 | 1930 | uint32_t old_probability = ds ? dpif_sflow_get_probability(ds) : 0; |
bae473fe | 1931 | if (!ds) { |
abe529af BP |
1932 | struct ofport_dpif *ofport; |
1933 | ||
4213f19d | 1934 | ds = ofproto->sflow = dpif_sflow_create(); |
abe529af | 1935 | HMAP_FOR_EACH (ofport, up.hmap_node, &ofproto->up.ports) { |
e1b1d06a | 1936 | dpif_sflow_add_port(ds, &ofport->up, ofport->odp_port); |
abe529af BP |
1937 | } |
1938 | } | |
bae473fe | 1939 | dpif_sflow_set_options(ds, sflow_options); |
4fe0f203 BP |
1940 | if (dpif_sflow_get_probability(ds) != old_probability) { |
1941 | ofproto->backer->need_revalidate = REV_RECONFIGURE; | |
1942 | } | |
abe529af | 1943 | } else { |
6ff686f2 | 1944 | if (ds) { |
9723bcce | 1945 | dpif_sflow_unref(ds); |
2cc3c58e | 1946 | ofproto->backer->need_revalidate = REV_RECONFIGURE; |
6ff686f2 PS |
1947 | ofproto->sflow = NULL; |
1948 | } | |
abe529af BP |
1949 | } |
1950 | return 0; | |
1951 | } | |
1952 | ||
29089a54 RL |
1953 | static int |
1954 | set_ipfix( | |
1955 | struct ofproto *ofproto_, | |
1956 | const struct ofproto_ipfix_bridge_exporter_options *bridge_exporter_options, | |
1957 | const struct ofproto_ipfix_flow_exporter_options *flow_exporters_options, | |
1958 | size_t n_flow_exporters_options) | |
1959 | { | |
1960 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
1961 | struct dpif_ipfix *di = ofproto->ipfix; | |
978427a5 | 1962 | bool has_options = bridge_exporter_options || flow_exporters_options; |
8b7ea2d4 | 1963 | bool new_di = false; |
29089a54 | 1964 | |
978427a5 RL |
1965 | if (has_options && !di) { |
1966 | di = ofproto->ipfix = dpif_ipfix_create(); | |
8b7ea2d4 | 1967 | new_di = true; |
978427a5 RL |
1968 | } |
1969 | ||
1970 | if (di) { | |
1971 | /* Call set_options in any case to cleanly flush the flow | |
1972 | * caches in the last exporters that are to be destroyed. */ | |
29089a54 RL |
1973 | dpif_ipfix_set_options( |
1974 | di, bridge_exporter_options, flow_exporters_options, | |
1975 | n_flow_exporters_options); | |
978427a5 | 1976 | |
8b7ea2d4 WZ |
1977 | /* Add tunnel ports only when a new ipfix created */ |
1978 | if (new_di == true) { | |
1979 | struct ofport_dpif *ofport; | |
1980 | HMAP_FOR_EACH (ofport, up.hmap_node, &ofproto->up.ports) { | |
1981 | if (ofport->is_tunnel == true) { | |
1982 | dpif_ipfix_add_tunnel_port(di, &ofport->up, ofport->odp_port); | |
1983 | } | |
1984 | } | |
1985 | } | |
1986 | ||
978427a5 | 1987 | if (!has_options) { |
d857c8aa | 1988 | dpif_ipfix_unref(di); |
29089a54 RL |
1989 | ofproto->ipfix = NULL; |
1990 | } | |
1991 | } | |
978427a5 | 1992 | |
29089a54 RL |
1993 | return 0; |
1994 | } | |
1995 | ||
abe529af | 1996 | static int |
a5610457 | 1997 | set_cfm(struct ofport *ofport_, const struct cfm_settings *s) |
abe529af BP |
1998 | { |
1999 | struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
4e5e44e3 AW |
2000 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofport->up.ofproto); |
2001 | struct cfm *old = ofport->cfm; | |
635c5db9 | 2002 | int error = 0; |
abe529af | 2003 | |
635c5db9 | 2004 | if (s) { |
abe529af | 2005 | if (!ofport->cfm) { |
90967e95 | 2006 | ofport->cfm = cfm_create(ofport->up.netdev); |
abe529af BP |
2007 | } |
2008 | ||
a5610457 | 2009 | if (cfm_configure(ofport->cfm, s)) { |
635c5db9 AW |
2010 | error = 0; |
2011 | goto out; | |
abe529af BP |
2012 | } |
2013 | ||
2014 | error = EINVAL; | |
2015 | } | |
8e9a73fa | 2016 | cfm_unref(ofport->cfm); |
abe529af | 2017 | ofport->cfm = NULL; |
635c5db9 | 2018 | out: |
4e5e44e3 AW |
2019 | if (ofport->cfm != old) { |
2020 | ofproto->backer->need_revalidate = REV_RECONFIGURE; | |
2021 | } | |
635c5db9 | 2022 | ofproto_dpif_monitor_port_update(ofport, ofport->bfd, ofport->cfm, |
74ff3298 | 2023 | ofport->lldp, &ofport->up.pp.hw_addr); |
abe529af BP |
2024 | return error; |
2025 | } | |
2026 | ||
8f5514fe AW |
2027 | static bool |
2028 | cfm_status_changed(struct ofport *ofport_) | |
2029 | { | |
2030 | struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
2031 | ||
2032 | return ofport->cfm ? cfm_check_status_change(ofport->cfm) : true; | |
2033 | } | |
2034 | ||
88bf179a | 2035 | static int |
9a9e3786 | 2036 | get_cfm_status(const struct ofport *ofport_, |
685acfd9 | 2037 | struct cfm_status *status) |
1de11730 EJ |
2038 | { |
2039 | struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
88bf179a | 2040 | int ret = 0; |
1de11730 EJ |
2041 | |
2042 | if (ofport->cfm) { | |
8f5514fe | 2043 | cfm_get_status(ofport->cfm, status); |
1de11730 | 2044 | } else { |
88bf179a | 2045 | ret = ENOENT; |
1de11730 | 2046 | } |
88bf179a AW |
2047 | |
2048 | return ret; | |
1de11730 | 2049 | } |
ccc09689 EJ |
2050 | |
2051 | static int | |
2052 | set_bfd(struct ofport *ofport_, const struct smap *cfg) | |
2053 | { | |
2054 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofport_->ofproto); | |
2055 | struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
2056 | struct bfd *old; | |
2057 | ||
2058 | old = ofport->bfd; | |
c1c4e8c7 AW |
2059 | ofport->bfd = bfd_configure(old, netdev_get_name(ofport->up.netdev), |
2060 | cfg, ofport->up.netdev); | |
ccc09689 EJ |
2061 | if (ofport->bfd != old) { |
2062 | ofproto->backer->need_revalidate = REV_RECONFIGURE; | |
2063 | } | |
635c5db9 | 2064 | ofproto_dpif_monitor_port_update(ofport, ofport->bfd, ofport->cfm, |
74ff3298 | 2065 | ofport->lldp, &ofport->up.pp.hw_addr); |
ccc09689 EJ |
2066 | return 0; |
2067 | } | |
2068 | ||
8f5514fe AW |
2069 | static bool |
2070 | bfd_status_changed(struct ofport *ofport_) | |
2071 | { | |
2072 | struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
2073 | ||
2074 | return ofport->bfd ? bfd_check_status_change(ofport->bfd) : true; | |
2075 | } | |
2076 | ||
ccc09689 EJ |
2077 | static int |
2078 | get_bfd_status(struct ofport *ofport_, struct smap *smap) | |
2079 | { | |
2080 | struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
88bf179a | 2081 | int ret = 0; |
ccc09689 EJ |
2082 | |
2083 | if (ofport->bfd) { | |
8f5514fe | 2084 | bfd_get_status(ofport->bfd, smap); |
ccc09689 | 2085 | } else { |
88bf179a | 2086 | ret = ENOENT; |
ccc09689 | 2087 | } |
88bf179a AW |
2088 | |
2089 | return ret; | |
ccc09689 | 2090 | } |
0477baa9 DF |
2091 | |
2092 | static int | |
2093 | set_lldp(struct ofport *ofport_, | |
2094 | const struct smap *cfg) | |
2095 | { | |
2096 | struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
2097 | int error = 0; | |
2098 | ||
2099 | if (cfg) { | |
2100 | if (!ofport->lldp) { | |
2101 | struct ofproto_dpif *ofproto; | |
2102 | ||
2103 | ofproto = ofproto_dpif_cast(ofport->up.ofproto); | |
2104 | ofproto->backer->need_revalidate = REV_RECONFIGURE; | |
2105 | ofport->lldp = lldp_create(ofport->up.netdev, ofport_->mtu, cfg); | |
2106 | } | |
2107 | ||
19aef6ef DF |
2108 | if (!lldp_configure(ofport->lldp, cfg)) { |
2109 | error = EINVAL; | |
0477baa9 | 2110 | } |
0477baa9 | 2111 | } |
19aef6ef DF |
2112 | if (error) { |
2113 | lldp_unref(ofport->lldp); | |
2114 | ofport->lldp = NULL; | |
2115 | } | |
2116 | ||
0477baa9 DF |
2117 | ofproto_dpif_monitor_port_update(ofport, |
2118 | ofport->bfd, | |
2119 | ofport->cfm, | |
2120 | ofport->lldp, | |
74ff3298 | 2121 | &ofport->up.pp.hw_addr); |
0477baa9 DF |
2122 | return error; |
2123 | } | |
2124 | ||
2125 | static bool | |
2126 | get_lldp_status(const struct ofport *ofport_, | |
2127 | struct lldp_status *status OVS_UNUSED) | |
2128 | { | |
2129 | struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
2130 | ||
2131 | return ofport->lldp ? true : false; | |
2132 | } | |
2133 | ||
2134 | static int | |
2135 | set_aa(struct ofproto *ofproto OVS_UNUSED, | |
2136 | const struct aa_settings *s) | |
2137 | { | |
2138 | return aa_configure(s); | |
2139 | } | |
2140 | ||
2141 | static int | |
2142 | aa_mapping_set(struct ofproto *ofproto_ OVS_UNUSED, void *aux, | |
2143 | const struct aa_mapping_settings *s) | |
2144 | { | |
2145 | return aa_mapping_register(aux, s); | |
2146 | } | |
2147 | ||
2148 | static int | |
2149 | aa_mapping_unset(struct ofproto *ofproto OVS_UNUSED, void *aux) | |
2150 | { | |
2151 | return aa_mapping_unregister(aux); | |
2152 | } | |
2153 | ||
2154 | static int | |
2155 | aa_vlan_get_queued(struct ofproto *ofproto OVS_UNUSED, struct ovs_list *list) | |
2156 | { | |
2157 | return aa_get_vlan_queued(list); | |
2158 | } | |
2159 | ||
2160 | static unsigned int | |
2161 | aa_vlan_get_queue_size(struct ofproto *ofproto OVS_UNUSED) | |
2162 | { | |
2163 | return aa_get_vlan_queue_size(); | |
2164 | } | |
2165 | ||
abe529af | 2166 | \f |
21f7563c JP |
2167 | /* Spanning Tree. */ |
2168 | ||
6b90bc57 | 2169 | /* Called while rstp_mutex is held. */ |
9efd308e | 2170 | static void |
cf62fa4c | 2171 | rstp_send_bpdu_cb(struct dp_packet *pkt, void *ofport_, void *ofproto_) |
9efd308e DV |
2172 | { |
2173 | struct ofproto_dpif *ofproto = ofproto_; | |
6b90bc57 | 2174 | struct ofport_dpif *ofport = ofport_; |
cf62fa4c | 2175 | struct eth_header *eth = dp_packet_l2(pkt); |
6b90bc57 | 2176 | |
74ff3298 | 2177 | netdev_get_etheraddr(ofport->up.netdev, ð->eth_src); |
6b90bc57 JR |
2178 | if (eth_addr_is_zero(eth->eth_src)) { |
2179 | VLOG_WARN_RL(&rl, "%s port %d: cannot send RSTP BPDU on a port which " | |
2180 | "does not have a configured source MAC address.", | |
2181 | ofproto->up.name, ofp_to_u16(ofport->up.ofp_port)); | |
9efd308e | 2182 | } else { |
6b90bc57 | 2183 | ofproto_dpif_send_packet(ofport, pkt); |
9efd308e | 2184 | } |
cf62fa4c | 2185 | dp_packet_delete(pkt); |
9efd308e DV |
2186 | } |
2187 | ||
21f7563c | 2188 | static void |
cf62fa4c | 2189 | send_bpdu_cb(struct dp_packet *pkt, int port_num, void *ofproto_) |
21f7563c JP |
2190 | { |
2191 | struct ofproto_dpif *ofproto = ofproto_; | |
2192 | struct stp_port *sp = stp_get_port(ofproto->stp, port_num); | |
2193 | struct ofport_dpif *ofport; | |
2194 | ||
2195 | ofport = stp_port_get_aux(sp); | |
2196 | if (!ofport) { | |
2197 | VLOG_WARN_RL(&rl, "%s: cannot send BPDU on unknown port %d", | |
2198 | ofproto->up.name, port_num); | |
2199 | } else { | |
cf62fa4c | 2200 | struct eth_header *eth = dp_packet_l2(pkt); |
21f7563c | 2201 | |
74ff3298 | 2202 | netdev_get_etheraddr(ofport->up.netdev, ð->eth_src); |
21f7563c JP |
2203 | if (eth_addr_is_zero(eth->eth_src)) { |
2204 | VLOG_WARN_RL(&rl, "%s: cannot send BPDU on port %d " | |
2205 | "with unknown MAC", ofproto->up.name, port_num); | |
2206 | } else { | |
91d6cd12 | 2207 | ofproto_dpif_send_packet(ofport, pkt); |
21f7563c JP |
2208 | } |
2209 | } | |
cf62fa4c | 2210 | dp_packet_delete(pkt); |
21f7563c JP |
2211 | } |
2212 | ||
9efd308e DV |
2213 | /* Configure RSTP on 'ofproto_' using the settings defined in 's'. */ |
2214 | static void | |
2215 | set_rstp(struct ofproto *ofproto_, const struct ofproto_rstp_settings *s) | |
2216 | { | |
2217 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
2218 | ||
2219 | /* Only revalidate flows if the configuration changed. */ | |
2220 | if (!s != !ofproto->rstp) { | |
2221 | ofproto->backer->need_revalidate = REV_RECONFIGURE; | |
2222 | } | |
2223 | ||
2224 | if (s) { | |
2225 | if (!ofproto->rstp) { | |
2226 | ofproto->rstp = rstp_create(ofproto_->name, s->address, | |
4b30ba05 | 2227 | rstp_send_bpdu_cb, ofproto); |
9efd308e DV |
2228 | ofproto->rstp_last_tick = time_msec(); |
2229 | } | |
2230 | rstp_set_bridge_address(ofproto->rstp, s->address); | |
2231 | rstp_set_bridge_priority(ofproto->rstp, s->priority); | |
2232 | rstp_set_bridge_ageing_time(ofproto->rstp, s->ageing_time); | |
2233 | rstp_set_bridge_force_protocol_version(ofproto->rstp, | |
2234 | s->force_protocol_version); | |
2235 | rstp_set_bridge_max_age(ofproto->rstp, s->bridge_max_age); | |
2236 | rstp_set_bridge_forward_delay(ofproto->rstp, s->bridge_forward_delay); | |
2237 | rstp_set_bridge_transmit_hold_count(ofproto->rstp, | |
2238 | s->transmit_hold_count); | |
2239 | } else { | |
2240 | struct ofport *ofport; | |
2241 | HMAP_FOR_EACH (ofport, hmap_node, &ofproto->up.ports) { | |
2242 | set_rstp_port(ofport, NULL); | |
2243 | } | |
2244 | rstp_unref(ofproto->rstp); | |
2245 | ofproto->rstp = NULL; | |
2246 | } | |
2247 | } | |
2248 | ||
2249 | static void | |
2250 | get_rstp_status(struct ofproto *ofproto_, struct ofproto_rstp_status *s) | |
2251 | { | |
2252 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
2253 | ||
2254 | if (ofproto->rstp) { | |
2255 | s->enabled = true; | |
2256 | s->root_id = rstp_get_root_id(ofproto->rstp); | |
2257 | s->bridge_id = rstp_get_bridge_id(ofproto->rstp); | |
2258 | s->designated_id = rstp_get_designated_id(ofproto->rstp); | |
2259 | s->root_path_cost = rstp_get_root_path_cost(ofproto->rstp); | |
2260 | s->designated_port_id = rstp_get_designated_port_id(ofproto->rstp); | |
2261 | s->bridge_port_id = rstp_get_bridge_port_id(ofproto->rstp); | |
2262 | } else { | |
2263 | s->enabled = false; | |
2264 | } | |
2265 | } | |
2266 | ||
2267 | static void | |
2268 | update_rstp_port_state(struct ofport_dpif *ofport) | |
2269 | { | |
2270 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofport->up.ofproto); | |
2271 | enum rstp_state state; | |
2272 | ||
2273 | /* Figure out new state. */ | |
2274 | state = ofport->rstp_port ? rstp_port_get_state(ofport->rstp_port) | |
2275 | : RSTP_DISABLED; | |
2276 | ||
2277 | /* Update state. */ | |
2278 | if (ofport->rstp_state != state) { | |
2279 | enum ofputil_port_state of_state; | |
2280 | bool fwd_change; | |
2281 | ||
9a0bb428 JR |
2282 | VLOG_DBG("port %s: RSTP state changed from %s to %s", |
2283 | netdev_get_name(ofport->up.netdev), | |
2284 | rstp_state_name(ofport->rstp_state), | |
2285 | rstp_state_name(state)); | |
2372c146 | 2286 | |
9efd308e | 2287 | if (rstp_learn_in_state(ofport->rstp_state) |
66ff280d JR |
2288 | != rstp_learn_in_state(state)) { |
2289 | /* XXX: Learning action flows should also be flushed. */ | |
2290 | if (ofport->bundle) { | |
2372c146 JR |
2291 | if (!rstp_shift_root_learned_address(ofproto->rstp) |
2292 | || rstp_get_old_root_aux(ofproto->rstp) != ofport) { | |
2293 | bundle_flush_macs(ofport->bundle, false); | |
2294 | } | |
66ff280d | 2295 | } |
9efd308e DV |
2296 | } |
2297 | fwd_change = rstp_forward_in_state(ofport->rstp_state) | |
2298 | != rstp_forward_in_state(state); | |
2299 | ||
2300 | ofproto->backer->need_revalidate = REV_RSTP; | |
2301 | ofport->rstp_state = state; | |
2302 | ||
2303 | if (fwd_change && ofport->bundle) { | |
2304 | bundle_update(ofport->bundle); | |
2305 | } | |
2306 | ||
2307 | /* Update the RSTP state bits in the OpenFlow port description. */ | |
2308 | of_state = ofport->up.pp.state & ~OFPUTIL_PS_STP_MASK; | |
2309 | of_state |= (state == RSTP_LEARNING ? OFPUTIL_PS_STP_LEARN | |
2310 | : state == RSTP_FORWARDING ? OFPUTIL_PS_STP_FORWARD | |
2311 | : state == RSTP_DISCARDING ? OFPUTIL_PS_STP_LISTEN | |
2312 | : 0); | |
2313 | ofproto_port_set_state(&ofport->up, of_state); | |
2314 | } | |
2315 | } | |
2316 | ||
2317 | static void | |
2318 | rstp_run(struct ofproto_dpif *ofproto) | |
2319 | { | |
2320 | if (ofproto->rstp) { | |
2321 | long long int now = time_msec(); | |
2322 | long long int elapsed = now - ofproto->rstp_last_tick; | |
2323 | struct rstp_port *rp; | |
f025bcb7 | 2324 | struct ofport_dpif *ofport; |
54d3863b | 2325 | |
9efd308e DV |
2326 | /* Every second, decrease the values of the timers. */ |
2327 | if (elapsed >= 1000) { | |
2328 | rstp_tick_timers(ofproto->rstp); | |
2329 | ofproto->rstp_last_tick = now; | |
2330 | } | |
f025bcb7 JR |
2331 | rp = NULL; |
2332 | while ((ofport = rstp_get_next_changed_port_aux(ofproto->rstp, &rp))) { | |
2333 | update_rstp_port_state(ofport); | |
9efd308e | 2334 | } |
66ff280d JR |
2335 | rp = NULL; |
2336 | ofport = NULL; | |
9efd308e DV |
2337 | /* FIXME: This check should be done on-event (i.e., when setting |
2338 | * p->fdb_flush) and not periodically. | |
2339 | */ | |
66ff280d | 2340 | while ((ofport = rstp_check_and_reset_fdb_flush(ofproto->rstp, &rp))) { |
2372c146 JR |
2341 | if (!rstp_shift_root_learned_address(ofproto->rstp) |
2342 | || rstp_get_old_root_aux(ofproto->rstp) != ofport) { | |
2343 | bundle_flush_macs(ofport->bundle, false); | |
2344 | } | |
2345 | } | |
2346 | ||
2347 | if (rstp_shift_root_learned_address(ofproto->rstp)) { | |
c7e4f0b2 DV |
2348 | struct ofport_dpif *old_root_aux = |
2349 | (struct ofport_dpif *)rstp_get_old_root_aux(ofproto->rstp); | |
2350 | struct ofport_dpif *new_root_aux = | |
2351 | (struct ofport_dpif *)rstp_get_new_root_aux(ofproto->rstp); | |
2352 | if (old_root_aux != NULL && new_root_aux != NULL) { | |
2353 | bundle_move(old_root_aux->bundle, new_root_aux->bundle); | |
2354 | rstp_reset_root_changed(ofproto->rstp); | |
2355 | } | |
9efd308e DV |
2356 | } |
2357 | } | |
2358 | } | |
2359 | ||
21f7563c JP |
2360 | /* Configures STP on 'ofproto_' using the settings defined in 's'. */ |
2361 | static int | |
2362 | set_stp(struct ofproto *ofproto_, const struct ofproto_stp_settings *s) | |
2363 | { | |
2364 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
2365 | ||
2366 | /* Only revalidate flows if the configuration changed. */ | |
2367 | if (!s != !ofproto->stp) { | |
2cc3c58e | 2368 | ofproto->backer->need_revalidate = REV_RECONFIGURE; |
21f7563c JP |
2369 | } |
2370 | ||
2371 | if (s) { | |
2372 | if (!ofproto->stp) { | |
2373 | ofproto->stp = stp_create(ofproto_->name, s->system_id, | |
2374 | send_bpdu_cb, ofproto); | |
2375 | ofproto->stp_last_tick = time_msec(); | |
2376 | } | |
2377 | ||
2378 | stp_set_bridge_id(ofproto->stp, s->system_id); | |
2379 | stp_set_bridge_priority(ofproto->stp, s->priority); | |
2380 | stp_set_hello_time(ofproto->stp, s->hello_time); | |
2381 | stp_set_max_age(ofproto->stp, s->max_age); | |
2382 | stp_set_forward_delay(ofproto->stp, s->fwd_delay); | |
2383 | } else { | |
851bf71d EJ |
2384 | struct ofport *ofport; |
2385 | ||
2386 | HMAP_FOR_EACH (ofport, hmap_node, &ofproto->up.ports) { | |
2387 | set_stp_port(ofport, NULL); | |
2388 | } | |
2389 | ||
bd54dbcd | 2390 | stp_unref(ofproto->stp); |
21f7563c JP |
2391 | ofproto->stp = NULL; |
2392 | } | |
2393 | ||
2394 | return 0; | |
2395 | } | |
2396 | ||
2397 | static int | |
2398 | get_stp_status(struct ofproto *ofproto_, struct ofproto_stp_status *s) | |
2399 | { | |
2400 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
2401 | ||
2402 | if (ofproto->stp) { | |
2403 | s->enabled = true; | |
2404 | s->bridge_id = stp_get_bridge_id(ofproto->stp); | |
2405 | s->designated_root = stp_get_designated_root(ofproto->stp); | |
2406 | s->root_path_cost = stp_get_root_path_cost(ofproto->stp); | |
2407 | } else { | |
2408 | s->enabled = false; | |
2409 | } | |
2410 | ||
2411 | return 0; | |
2412 | } | |
2413 | ||
2414 | static void | |
2415 | update_stp_port_state(struct ofport_dpif *ofport) | |
2416 | { | |
2417 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofport->up.ofproto); | |
2418 | enum stp_state state; | |
2419 | ||
2420 | /* Figure out new state. */ | |
2421 | state = ofport->stp_port ? stp_port_get_state(ofport->stp_port) | |
2422 | : STP_DISABLED; | |
2423 | ||
2424 | /* Update state. */ | |
2425 | if (ofport->stp_state != state) { | |
9e1fd49b | 2426 | enum ofputil_port_state of_state; |
21f7563c JP |
2427 | bool fwd_change; |
2428 | ||
9a0bb428 JR |
2429 | VLOG_DBG("port %s: STP state changed from %s to %s", |
2430 | netdev_get_name(ofport->up.netdev), | |
2431 | stp_state_name(ofport->stp_state), | |
2432 | stp_state_name(state)); | |
21f7563c JP |
2433 | if (stp_learn_in_state(ofport->stp_state) |
2434 | != stp_learn_in_state(state)) { | |
2435 | /* xxx Learning action flows should also be flushed. */ | |
509c0149 | 2436 | ovs_rwlock_wrlock(&ofproto->ml->rwlock); |
30618594 | 2437 | mac_learning_flush(ofproto->ml); |
509c0149 | 2438 | ovs_rwlock_unlock(&ofproto->ml->rwlock); |
6d95c4e8 | 2439 | mcast_snooping_mdb_flush(ofproto->ms); |
21f7563c JP |
2440 | } |
2441 | fwd_change = stp_forward_in_state(ofport->stp_state) | |
2442 | != stp_forward_in_state(state); | |
2443 | ||
2cc3c58e | 2444 | ofproto->backer->need_revalidate = REV_STP; |
21f7563c JP |
2445 | ofport->stp_state = state; |
2446 | ofport->stp_state_entered = time_msec(); | |
2447 | ||
b308140a | 2448 | if (fwd_change && ofport->bundle) { |
21f7563c JP |
2449 | bundle_update(ofport->bundle); |
2450 | } | |
2451 | ||
2452 | /* Update the STP state bits in the OpenFlow port description. */ | |
9e1fd49b BP |
2453 | of_state = ofport->up.pp.state & ~OFPUTIL_PS_STP_MASK; |
2454 | of_state |= (state == STP_LISTENING ? OFPUTIL_PS_STP_LISTEN | |
2455 | : state == STP_LEARNING ? OFPUTIL_PS_STP_LEARN | |
2456 | : state == STP_FORWARDING ? OFPUTIL_PS_STP_FORWARD | |
2457 | : state == STP_BLOCKING ? OFPUTIL_PS_STP_BLOCK | |
2458 | : 0); | |
21f7563c JP |
2459 | ofproto_port_set_state(&ofport->up, of_state); |
2460 | } | |
2461 | } | |
2462 | ||
2463 | /* Configures STP on 'ofport_' using the settings defined in 's'. The | |
2464 | * caller is responsible for assigning STP port numbers and ensuring | |
2465 | * there are no duplicates. */ | |
2466 | static int | |
2467 | set_stp_port(struct ofport *ofport_, | |
2468 | const struct ofproto_port_stp_settings *s) | |
2469 | { | |
2470 | struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
2471 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofport->up.ofproto); | |
2472 | struct stp_port *sp = ofport->stp_port; | |
2473 | ||
2474 | if (!s || !s->enable) { | |
2475 | if (sp) { | |
2476 | ofport->stp_port = NULL; | |
2477 | stp_port_disable(sp); | |
ecd12731 | 2478 | update_stp_port_state(ofport); |
21f7563c JP |
2479 | } |
2480 | return 0; | |
2481 | } else if (sp && stp_port_no(sp) != s->port_num | |
f025bcb7 | 2482 | && ofport == stp_port_get_aux(sp)) { |
21f7563c JP |
2483 | /* The port-id changed, so disable the old one if it's not |
2484 | * already in use by another port. */ | |
2485 | stp_port_disable(sp); | |
2486 | } | |
2487 | ||
2488 | sp = ofport->stp_port = stp_get_port(ofproto->stp, s->port_num); | |
21f7563c | 2489 | |
fb20b0bf JR |
2490 | /* Set name before enabling the port so that debugging messages can print |
2491 | * the name. */ | |
11306274 | 2492 | stp_port_set_name(sp, netdev_get_name(ofport->up.netdev)); |
fb20b0bf JR |
2493 | stp_port_enable(sp); |
2494 | ||
21f7563c JP |
2495 | stp_port_set_aux(sp, ofport); |
2496 | stp_port_set_priority(sp, s->priority); | |
2497 | stp_port_set_path_cost(sp, s->path_cost); | |
2498 | ||
2499 | update_stp_port_state(ofport); | |
2500 | ||
2501 | return 0; | |
2502 | } | |
2503 | ||
2504 | static int | |
2505 | get_stp_port_status(struct ofport *ofport_, | |
2506 | struct ofproto_port_stp_status *s) | |
2507 | { | |
2508 | struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
2509 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofport->up.ofproto); | |
2510 | struct stp_port *sp = ofport->stp_port; | |
2511 | ||
2512 | if (!ofproto->stp || !sp) { | |
2513 | s->enabled = false; | |
2514 | return 0; | |
2515 | } | |
2516 | ||
2517 | s->enabled = true; | |
2518 | s->port_id = stp_port_get_id(sp); | |
2519 | s->state = stp_port_get_state(sp); | |
2520 | s->sec_in_state = (time_msec() - ofport->stp_state_entered) / 1000; | |
2521 | s->role = stp_port_get_role(sp); | |
fd28ce3a JS |
2522 | |
2523 | return 0; | |
2524 | } | |
2525 | ||
2526 | static int | |
2527 | get_stp_port_stats(struct ofport *ofport_, | |
2528 | struct ofproto_port_stp_stats *s) | |
2529 | { | |
2530 | struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
2531 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofport->up.ofproto); | |
2532 | struct stp_port *sp = ofport->stp_port; | |
2533 | ||
2534 | if (!ofproto->stp || !sp) { | |
2535 | s->enabled = false; | |
2536 | return 0; | |
2537 | } | |
2538 | ||
2539 | s->enabled = true; | |
80740385 | 2540 | stp_port_get_counts(sp, &s->tx_count, &s->rx_count, &s->error_count); |
21f7563c JP |
2541 | |
2542 | return 0; | |
2543 | } | |
2544 | ||
2545 | static void | |
2546 | stp_run(struct ofproto_dpif *ofproto) | |
2547 | { | |
2548 | if (ofproto->stp) { | |
2549 | long long int now = time_msec(); | |
2550 | long long int elapsed = now - ofproto->stp_last_tick; | |
2551 | struct stp_port *sp; | |
2552 | ||
2553 | if (elapsed > 0) { | |
2554 | stp_tick(ofproto->stp, MIN(INT_MAX, elapsed)); | |
2555 | ofproto->stp_last_tick = now; | |
2556 | } | |
2557 | while (stp_get_changed_port(ofproto->stp, &sp)) { | |
2558 | struct ofport_dpif *ofport = stp_port_get_aux(sp); | |
2559 | ||
2560 | if (ofport) { | |
2561 | update_stp_port_state(ofport); | |
2562 | } | |
2563 | } | |
6ae50723 EJ |
2564 | |
2565 | if (stp_check_and_reset_fdb_flush(ofproto->stp)) { | |
509c0149 | 2566 | ovs_rwlock_wrlock(&ofproto->ml->rwlock); |
30618594 | 2567 | mac_learning_flush(ofproto->ml); |
509c0149 | 2568 | ovs_rwlock_unlock(&ofproto->ml->rwlock); |
6d95c4e8 | 2569 | mcast_snooping_mdb_flush(ofproto->ms); |
6ae50723 | 2570 | } |
21f7563c JP |
2571 | } |
2572 | } | |
2573 | ||
2574 | static void | |
2575 | stp_wait(struct ofproto_dpif *ofproto) | |
2576 | { | |
2577 | if (ofproto->stp) { | |
2578 | poll_timer_wait(1000); | |
2579 | } | |
2580 | } | |
9efd308e DV |
2581 | |
2582 | /* Configures RSTP on 'ofport_' using the settings defined in 's'. The | |
2583 | * caller is responsible for assigning RSTP port numbers and ensuring | |
2584 | * there are no duplicates. */ | |
2585 | static void | |
2586 | set_rstp_port(struct ofport *ofport_, | |
cc33c223 | 2587 | const struct ofproto_port_rstp_settings *s) |
9efd308e DV |
2588 | { |
2589 | struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
2590 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofport->up.ofproto); | |
2591 | struct rstp_port *rp = ofport->rstp_port; | |
9efd308e DV |
2592 | |
2593 | if (!s || !s->enable) { | |
2594 | if (rp) { | |
e73e9165 JR |
2595 | rstp_port_set_aux(rp, NULL); |
2596 | rstp_port_set_state(rp, RSTP_DISABLED); | |
2597 | rstp_port_set_mac_operational(rp, false); | |
9efd308e | 2598 | ofport->rstp_port = NULL; |
e73e9165 | 2599 | rstp_port_unref(rp); |
9efd308e DV |
2600 | update_rstp_port_state(ofport); |
2601 | } | |
9efd308e DV |
2602 | return; |
2603 | } | |
f025bcb7 JR |
2604 | |
2605 | /* Check if need to add a new port. */ | |
9efd308e DV |
2606 | if (!rp) { |
2607 | rp = ofport->rstp_port = rstp_add_port(ofproto->rstp); | |
2608 | } | |
9efd308e | 2609 | |
f025bcb7 | 2610 | rstp_port_set(rp, s->port_num, s->priority, s->path_cost, |
67e8c1ac JR |
2611 | s->admin_edge_port, s->auto_edge, |
2612 | s->admin_p2p_mac_state, s->admin_port_state, s->mcheck, | |
2613 | ofport); | |
9efd308e | 2614 | update_rstp_port_state(ofport); |
29db47ce JR |
2615 | /* Synchronize operational status. */ |
2616 | rstp_port_set_mac_operational(rp, ofport->may_enable); | |
9efd308e DV |
2617 | } |
2618 | ||
2619 | static void | |
2620 | get_rstp_port_status(struct ofport *ofport_, | |
2621 | struct ofproto_port_rstp_status *s) | |
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; | |
2626 | ||
2627 | if (!ofproto->rstp || !rp) { | |
2628 | s->enabled = false; | |
2629 | return; | |
2630 | } | |
2631 | ||
2632 | s->enabled = true; | |
9c64e6b8 JR |
2633 | rstp_port_get_status(rp, &s->port_id, &s->state, &s->role, |
2634 | &s->designated_bridge_id, &s->designated_port_id, | |
2635 | &s->designated_path_cost, &s->tx_count, | |
f025bcb7 | 2636 | &s->rx_count, &s->error_count, &s->uptime); |
9efd308e DV |
2637 | } |
2638 | ||
21f7563c | 2639 | \f |
8b36f51e | 2640 | static int |
55954f6e | 2641 | set_queues(struct ofport *ofport_, const struct ofproto_port_queue *qdscp, |
8b36f51e EJ |
2642 | size_t n_qdscp) |
2643 | { | |
2644 | struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
2645 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofport->up.ofproto); | |
8b36f51e | 2646 | |
55954f6e EJ |
2647 | if (ofport->n_qdscp != n_qdscp |
2648 | || (n_qdscp && memcmp(ofport->qdscp, qdscp, | |
2649 | n_qdscp * sizeof *qdscp))) { | |
2cc3c58e | 2650 | ofproto->backer->need_revalidate = REV_RECONFIGURE; |
55954f6e EJ |
2651 | free(ofport->qdscp); |
2652 | ofport->qdscp = n_qdscp | |
2653 | ? xmemdup(qdscp, n_qdscp * sizeof *qdscp) | |
2654 | : NULL; | |
2655 | ofport->n_qdscp = n_qdscp; | |
8b36f51e EJ |
2656 | } |
2657 | ||
8b36f51e EJ |
2658 | return 0; |
2659 | } | |
2660 | \f | |
abe529af BP |
2661 | /* Bundles. */ |
2662 | ||
b44a10b7 BP |
2663 | /* Expires all MAC learning entries associated with 'bundle' and forces its |
2664 | * ofproto to revalidate every flow. | |
2665 | * | |
2666 | * Normally MAC learning entries are removed only from the ofproto associated | |
2667 | * with 'bundle', but if 'all_ofprotos' is true, then the MAC learning entries | |
2668 | * are removed from every ofproto. When patch ports and SLB bonds are in use | |
2669 | * and a VM migration happens and the gratuitous ARPs are somehow lost, this | |
2670 | * avoids a MAC_ENTRY_IDLE_TIME delay before the migrated VM can communicate | |
2671 | * with the host from which it migrated. */ | |
abe529af | 2672 | static void |
b44a10b7 | 2673 | bundle_flush_macs(struct ofbundle *bundle, bool all_ofprotos) |
abe529af BP |
2674 | { |
2675 | struct ofproto_dpif *ofproto = bundle->ofproto; | |
2676 | struct mac_learning *ml = ofproto->ml; | |
2677 | struct mac_entry *mac, *next_mac; | |
2678 | ||
2cc3c58e | 2679 | ofproto->backer->need_revalidate = REV_RECONFIGURE; |
509c0149 | 2680 | ovs_rwlock_wrlock(&ml->rwlock); |
abe529af | 2681 | LIST_FOR_EACH_SAFE (mac, next_mac, lru_node, &ml->lrus) { |
9d078ec2 | 2682 | if (mac_entry_get_port(ml, mac) == bundle) { |
b44a10b7 BP |
2683 | if (all_ofprotos) { |
2684 | struct ofproto_dpif *o; | |
2685 | ||
2686 | HMAP_FOR_EACH (o, all_ofproto_dpifs_node, &all_ofproto_dpifs) { | |
2687 | if (o != ofproto) { | |
2688 | struct mac_entry *e; | |
2689 | ||
509c0149 | 2690 | ovs_rwlock_wrlock(&o->ml->rwlock); |
30618594 | 2691 | e = mac_learning_lookup(o->ml, mac->mac, mac->vlan); |
b44a10b7 | 2692 | if (e) { |
b44a10b7 BP |
2693 | mac_learning_expire(o->ml, e); |
2694 | } | |
509c0149 | 2695 | ovs_rwlock_unlock(&o->ml->rwlock); |
b44a10b7 BP |
2696 | } |
2697 | } | |
2698 | } | |
2699 | ||
abe529af BP |
2700 | mac_learning_expire(ml, mac); |
2701 | } | |
2702 | } | |
509c0149 | 2703 | ovs_rwlock_unlock(&ml->rwlock); |
abe529af BP |
2704 | } |
2705 | ||
2372c146 JR |
2706 | static void |
2707 | bundle_move(struct ofbundle *old, struct ofbundle *new) | |
2708 | { | |
2709 | struct ofproto_dpif *ofproto = old->ofproto; | |
2710 | struct mac_learning *ml = ofproto->ml; | |
2711 | struct mac_entry *mac, *next_mac; | |
2712 | ||
2713 | ovs_assert(new->ofproto == old->ofproto); | |
2714 | ||
2715 | ofproto->backer->need_revalidate = REV_RECONFIGURE; | |
2716 | ovs_rwlock_wrlock(&ml->rwlock); | |
2717 | LIST_FOR_EACH_SAFE (mac, next_mac, lru_node, &ml->lrus) { | |
9d078ec2 BP |
2718 | if (mac_entry_get_port(ml, mac) == old) { |
2719 | mac_entry_set_port(ml, mac, new); | |
2372c146 JR |
2720 | } |
2721 | } | |
2722 | ovs_rwlock_unlock(&ml->rwlock); | |
2723 | } | |
2724 | ||
abe529af BP |
2725 | static struct ofbundle * |
2726 | bundle_lookup(const struct ofproto_dpif *ofproto, void *aux) | |
2727 | { | |
2728 | struct ofbundle *bundle; | |
2729 | ||
2730 | HMAP_FOR_EACH_IN_BUCKET (bundle, hmap_node, hash_pointer(aux, 0), | |
2731 | &ofproto->bundles) { | |
2732 | if (bundle->aux == aux) { | |
2733 | return bundle; | |
2734 | } | |
2735 | } | |
2736 | return NULL; | |
2737 | } | |
2738 | ||
7bde8dd8 JP |
2739 | static void |
2740 | bundle_update(struct ofbundle *bundle) | |
2741 | { | |
2742 | struct ofport_dpif *port; | |
2743 | ||
2744 | bundle->floodable = true; | |
2745 | LIST_FOR_EACH (port, bundle_node, &bundle->ports) { | |
9e1fd49b | 2746 | if (port->up.pp.config & OFPUTIL_PC_NO_FLOOD |
a6363cfd | 2747 | || port->is_layer3 |
4b5f1996 DV |
2748 | || (bundle->ofproto->stp && !stp_forward_in_state(port->stp_state)) |
2749 | || (bundle->ofproto->rstp && !rstp_forward_in_state(port->rstp_state))) { | |
7bde8dd8 JP |
2750 | bundle->floodable = false; |
2751 | break; | |
2752 | } | |
2753 | } | |
2754 | } | |
2755 | ||
abe529af BP |
2756 | static void |
2757 | bundle_del_port(struct ofport_dpif *port) | |
2758 | { | |
2759 | struct ofbundle *bundle = port->bundle; | |
2760 | ||
2cc3c58e | 2761 | bundle->ofproto->backer->need_revalidate = REV_RECONFIGURE; |
6f77f4ae | 2762 | |
abe529af BP |
2763 | list_remove(&port->bundle_node); |
2764 | port->bundle = NULL; | |
2765 | ||
2766 | if (bundle->lacp) { | |
2767 | lacp_slave_unregister(bundle->lacp, port); | |
2768 | } | |
2769 | if (bundle->bond) { | |
2770 | bond_slave_unregister(bundle->bond, port); | |
2771 | } | |
2772 | ||
7bde8dd8 | 2773 | bundle_update(bundle); |
abe529af BP |
2774 | } |
2775 | ||
2776 | static bool | |
4e022ec0 | 2777 | bundle_add_port(struct ofbundle *bundle, ofp_port_t ofp_port, |
df53d41c | 2778 | struct lacp_slave_settings *lacp) |
abe529af BP |
2779 | { |
2780 | struct ofport_dpif *port; | |
2781 | ||
e672ff9b | 2782 | port = ofp_port_to_ofport(bundle->ofproto, ofp_port); |
abe529af BP |
2783 | if (!port) { |
2784 | return false; | |
2785 | } | |
2786 | ||
2787 | if (port->bundle != bundle) { | |
2cc3c58e | 2788 | bundle->ofproto->backer->need_revalidate = REV_RECONFIGURE; |
abe529af | 2789 | if (port->bundle) { |
e019a574 | 2790 | bundle_remove(&port->up); |
abe529af BP |
2791 | } |
2792 | ||
2793 | port->bundle = bundle; | |
2794 | list_push_back(&bundle->ports, &port->bundle_node); | |
9e1fd49b | 2795 | if (port->up.pp.config & OFPUTIL_PC_NO_FLOOD |
a6363cfd | 2796 | || port->is_layer3 |
4b5f1996 DV |
2797 | || (bundle->ofproto->stp && !stp_forward_in_state(port->stp_state)) |
2798 | || (bundle->ofproto->rstp && !rstp_forward_in_state(port->rstp_state))) { | |
abe529af BP |
2799 | bundle->floodable = false; |
2800 | } | |
2801 | } | |
2802 | if (lacp) { | |
2cc3c58e | 2803 | bundle->ofproto->backer->need_revalidate = REV_RECONFIGURE; |
abe529af BP |
2804 | lacp_slave_register(bundle->lacp, port, lacp); |
2805 | } | |
2806 | ||
2807 | return true; | |
2808 | } | |
2809 | ||
2810 | static void | |
2811 | bundle_destroy(struct ofbundle *bundle) | |
2812 | { | |
2813 | struct ofproto_dpif *ofproto; | |
2814 | struct ofport_dpif *port, *next_port; | |
abe529af BP |
2815 | |
2816 | if (!bundle) { | |
2817 | return; | |
2818 | } | |
2819 | ||
2820 | ofproto = bundle->ofproto; | |
67912650 | 2821 | mbridge_unregister_bundle(ofproto->mbridge, bundle); |
abe529af | 2822 | |
84f0f298 | 2823 | xlate_txn_start(); |
46c88433 | 2824 | xlate_bundle_remove(bundle); |
84f0f298 | 2825 | xlate_txn_commit(); |
46c88433 | 2826 | |
abe529af BP |
2827 | LIST_FOR_EACH_SAFE (port, next_port, bundle_node, &bundle->ports) { |
2828 | bundle_del_port(port); | |
2829 | } | |
2830 | ||
b44a10b7 | 2831 | bundle_flush_macs(bundle, true); |
abe529af BP |
2832 | hmap_remove(&ofproto->bundles, &bundle->hmap_node); |
2833 | free(bundle->name); | |
2834 | free(bundle->trunks); | |
91779071 | 2835 | lacp_unref(bundle->lacp); |
03366a2d | 2836 | bond_unref(bundle->bond); |
abe529af BP |
2837 | free(bundle); |
2838 | } | |
2839 | ||
2840 | static int | |
2841 | bundle_set(struct ofproto *ofproto_, void *aux, | |
2842 | const struct ofproto_bundle_settings *s) | |
2843 | { | |
2844 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
2845 | bool need_flush = false; | |
abe529af BP |
2846 | struct ofport_dpif *port; |
2847 | struct ofbundle *bundle; | |
ecac4ebf BP |
2848 | unsigned long *trunks; |
2849 | int vlan; | |
abe529af BP |
2850 | size_t i; |
2851 | bool ok; | |
2852 | ||
2853 | if (!s) { | |
2854 | bundle_destroy(bundle_lookup(ofproto, aux)); | |
2855 | return 0; | |
2856 | } | |
2857 | ||
cb22974d BP |
2858 | ovs_assert(s->n_slaves == 1 || s->bond != NULL); |
2859 | ovs_assert((s->lacp != NULL) == (s->lacp_slaves != NULL)); | |
abe529af BP |
2860 | |
2861 | bundle = bundle_lookup(ofproto, aux); | |
2862 | if (!bundle) { | |
2863 | bundle = xmalloc(sizeof *bundle); | |
2864 | ||
2865 | bundle->ofproto = ofproto; | |
2866 | hmap_insert(&ofproto->bundles, &bundle->hmap_node, | |
2867 | hash_pointer(aux, 0)); | |
2868 | bundle->aux = aux; | |
2869 | bundle->name = NULL; | |
2870 | ||
2871 | list_init(&bundle->ports); | |
ecac4ebf | 2872 | bundle->vlan_mode = PORT_VLAN_TRUNK; |
abe529af BP |
2873 | bundle->vlan = -1; |
2874 | bundle->trunks = NULL; | |
5e9ceccd | 2875 | bundle->use_priority_tags = s->use_priority_tags; |
abe529af BP |
2876 | bundle->lacp = NULL; |
2877 | bundle->bond = NULL; | |
2878 | ||
2879 | bundle->floodable = true; | |
ec7ceaed | 2880 | mbridge_register_bundle(ofproto->mbridge, bundle); |
abe529af BP |
2881 | } |
2882 | ||
2883 | if (!bundle->name || strcmp(s->name, bundle->name)) { | |
2884 | free(bundle->name); | |
2885 | bundle->name = xstrdup(s->name); | |
2886 | } | |
2887 | ||
2888 | /* LACP. */ | |
2889 | if (s->lacp) { | |
e2d13c43 | 2890 | ofproto->lacp_enabled = true; |
abe529af | 2891 | if (!bundle->lacp) { |
2cc3c58e | 2892 | ofproto->backer->need_revalidate = REV_RECONFIGURE; |
abe529af BP |
2893 | bundle->lacp = lacp_create(); |
2894 | } | |
2895 | lacp_configure(bundle->lacp, s->lacp); | |
2896 | } else { | |
91779071 | 2897 | lacp_unref(bundle->lacp); |
abe529af BP |
2898 | bundle->lacp = NULL; |
2899 | } | |
2900 | ||
2901 | /* Update set of ports. */ | |
2902 | ok = true; | |
2903 | for (i = 0; i < s->n_slaves; i++) { | |
2904 | if (!bundle_add_port(bundle, s->slaves[i], | |
df53d41c | 2905 | s->lacp ? &s->lacp_slaves[i] : NULL)) { |
abe529af BP |
2906 | ok = false; |
2907 | } | |
2908 | } | |
2909 | if (!ok || list_size(&bundle->ports) != s->n_slaves) { | |
2910 | struct ofport_dpif *next_port; | |
2911 | ||
2912 | LIST_FOR_EACH_SAFE (port, next_port, bundle_node, &bundle->ports) { | |
2913 | for (i = 0; i < s->n_slaves; i++) { | |
56c769ab | 2914 | if (s->slaves[i] == port->up.ofp_port) { |
abe529af BP |
2915 | goto found; |
2916 | } | |
2917 | } | |
2918 | ||
2919 | bundle_del_port(port); | |
2920 | found: ; | |
2921 | } | |
2922 | } | |
cb22974d | 2923 | ovs_assert(list_size(&bundle->ports) <= s->n_slaves); |
abe529af BP |
2924 | |
2925 | if (list_is_empty(&bundle->ports)) { | |
2926 | bundle_destroy(bundle); | |
2927 | return EINVAL; | |
2928 | } | |
2929 | ||
ecac4ebf | 2930 | /* Set VLAN tagging mode */ |
5e9ceccd BP |
2931 | if (s->vlan_mode != bundle->vlan_mode |
2932 | || s->use_priority_tags != bundle->use_priority_tags) { | |
ecac4ebf | 2933 | bundle->vlan_mode = s->vlan_mode; |
5e9ceccd | 2934 | bundle->use_priority_tags = s->use_priority_tags; |
ecac4ebf BP |
2935 | need_flush = true; |
2936 | } | |
2937 | ||
abe529af | 2938 | /* Set VLAN tag. */ |
ecac4ebf BP |
2939 | vlan = (s->vlan_mode == PORT_VLAN_TRUNK ? -1 |
2940 | : s->vlan >= 0 && s->vlan <= 4095 ? s->vlan | |
2941 | : 0); | |
2942 | if (vlan != bundle->vlan) { | |
2943 | bundle->vlan = vlan; | |
abe529af BP |
2944 | need_flush = true; |
2945 | } | |
2946 | ||
2947 | /* Get trunked VLANs. */ | |
ecac4ebf BP |
2948 | switch (s->vlan_mode) { |
2949 | case PORT_VLAN_ACCESS: | |
2950 | trunks = NULL; | |
2951 | break; | |
2952 | ||
2953 | case PORT_VLAN_TRUNK: | |
ebc56baa | 2954 | trunks = CONST_CAST(unsigned long *, s->trunks); |
ecac4ebf BP |
2955 | break; |
2956 | ||
2957 | case PORT_VLAN_NATIVE_UNTAGGED: | |
2958 | case PORT_VLAN_NATIVE_TAGGED: | |
2959 | if (vlan != 0 && (!s->trunks | |
2960 | || !bitmap_is_set(s->trunks, vlan) | |
2961 | || bitmap_is_set(s->trunks, 0))) { | |
2962 | /* Force trunking the native VLAN and prohibit trunking VLAN 0. */ | |
2963 | if (s->trunks) { | |
2964 | trunks = bitmap_clone(s->trunks, 4096); | |
2965 | } else { | |
2966 | trunks = bitmap_allocate1(4096); | |
2967 | } | |
2968 | bitmap_set1(trunks, vlan); | |
2969 | bitmap_set0(trunks, 0); | |
2970 | } else { | |
ebc56baa | 2971 | trunks = CONST_CAST(unsigned long *, s->trunks); |
ecac4ebf BP |
2972 | } |
2973 | break; | |
2974 | ||
2975 | default: | |
428b2edd | 2976 | OVS_NOT_REACHED(); |
ecac4ebf | 2977 | } |
abe529af BP |
2978 | if (!vlan_bitmap_equal(trunks, bundle->trunks)) { |
2979 | free(bundle->trunks); | |
ecac4ebf BP |
2980 | if (trunks == s->trunks) { |
2981 | bundle->trunks = vlan_bitmap_clone(trunks); | |
2982 | } else { | |
2983 | bundle->trunks = trunks; | |
2984 | trunks = NULL; | |
2985 | } | |
abe529af BP |
2986 | need_flush = true; |
2987 | } | |
ecac4ebf BP |
2988 | if (trunks != s->trunks) { |
2989 | free(trunks); | |
2990 | } | |
abe529af BP |
2991 | |
2992 | /* Bonding. */ | |
2993 | if (!list_is_short(&bundle->ports)) { | |
2994 | bundle->ofproto->has_bonded_bundles = true; | |
2995 | if (bundle->bond) { | |
2996 | if (bond_reconfigure(bundle->bond, s->bond)) { | |
2cc3c58e | 2997 | ofproto->backer->need_revalidate = REV_RECONFIGURE; |
abe529af BP |
2998 | } |
2999 | } else { | |
adcf00ba | 3000 | bundle->bond = bond_create(s->bond, ofproto); |
2cc3c58e | 3001 | ofproto->backer->need_revalidate = REV_RECONFIGURE; |
abe529af BP |
3002 | } |
3003 | ||
3004 | LIST_FOR_EACH (port, bundle_node, &bundle->ports) { | |
adcf00ba AZ |
3005 | bond_slave_register(bundle->bond, port, |
3006 | port->up.ofp_port, port->up.netdev); | |
abe529af BP |
3007 | } |
3008 | } else { | |
03366a2d | 3009 | bond_unref(bundle->bond); |
abe529af BP |
3010 | bundle->bond = NULL; |
3011 | } | |
3012 | ||
3013 | /* If we changed something that would affect MAC learning, un-learn | |
3014 | * everything on this port and force flow revalidation. */ | |
3015 | if (need_flush) { | |
b44a10b7 | 3016 | bundle_flush_macs(bundle, false); |
abe529af BP |
3017 | } |
3018 | ||
3019 | return 0; | |
3020 | } | |
3021 | ||
3022 | static void | |
3023 | bundle_remove(struct ofport *port_) | |
3024 | { | |
3025 | struct ofport_dpif *port = ofport_dpif_cast(port_); | |
3026 | struct ofbundle *bundle = port->bundle; | |
3027 | ||
3028 | if (bundle) { | |
3029 | bundle_del_port(port); | |
3030 | if (list_is_empty(&bundle->ports)) { | |
3031 | bundle_destroy(bundle); | |
3032 | } else if (list_is_short(&bundle->ports)) { | |
03366a2d | 3033 | bond_unref(bundle->bond); |
abe529af BP |
3034 | bundle->bond = NULL; |
3035 | } | |
3036 | } | |
3037 | } | |
3038 | ||
3039 | static void | |
5f877369 | 3040 | send_pdu_cb(void *port_, const void *pdu, size_t pdu_size) |
abe529af BP |
3041 | { |
3042 | static struct vlog_rate_limit rl = VLOG_RATE_LIMIT_INIT(1, 10); | |
3043 | struct ofport_dpif *port = port_; | |
74ff3298 | 3044 | struct eth_addr ea; |
abe529af BP |
3045 | int error; |
3046 | ||
74ff3298 | 3047 | error = netdev_get_etheraddr(port->up.netdev, &ea); |
abe529af | 3048 | if (!error) { |
cf62fa4c | 3049 | struct dp_packet packet; |
5f877369 | 3050 | void *packet_pdu; |
abe529af | 3051 | |
cf62fa4c | 3052 | dp_packet_init(&packet, 0); |
abe529af | 3053 | packet_pdu = eth_compose(&packet, eth_addr_lacp, ea, ETH_TYPE_LACP, |
5f877369 EJ |
3054 | pdu_size); |
3055 | memcpy(packet_pdu, pdu, pdu_size); | |
3056 | ||
91d6cd12 | 3057 | ofproto_dpif_send_packet(port, &packet); |
cf62fa4c | 3058 | dp_packet_uninit(&packet); |
abe529af BP |
3059 | } else { |
3060 | VLOG_ERR_RL(&rl, "port %s: cannot obtain Ethernet address of iface " | |
3061 | "%s (%s)", port->bundle->name, | |
10a89ef0 | 3062 | netdev_get_name(port->up.netdev), ovs_strerror(error)); |
abe529af BP |
3063 | } |
3064 | } | |
3065 | ||
3066 | static void | |
3067 | bundle_send_learning_packets(struct ofbundle *bundle) | |
3068 | { | |
3069 | struct ofproto_dpif *ofproto = bundle->ofproto; | |
3070 | int error, n_packets, n_errors; | |
3071 | struct mac_entry *e; | |
8613db65 DDP |
3072 | struct pkt_list { |
3073 | struct ovs_list list_node; | |
3074 | struct ofport_dpif *port; | |
3075 | struct dp_packet *pkt; | |
3076 | } *pkt_node; | |
ca6ba700 | 3077 | struct ovs_list packets; |
abe529af | 3078 | |
0165217e | 3079 | list_init(&packets); |
509c0149 | 3080 | ovs_rwlock_rdlock(&ofproto->ml->rwlock); |
abe529af | 3081 | LIST_FOR_EACH (e, lru_node, &ofproto->ml->lrus) { |
9d078ec2 | 3082 | if (mac_entry_get_port(ofproto->ml, e) != bundle) { |
8613db65 DDP |
3083 | pkt_node = xmalloc(sizeof *pkt_node); |
3084 | pkt_node->pkt = bond_compose_learning_packet(bundle->bond, | |
3085 | e->mac, e->vlan, | |
3086 | (void **)&pkt_node->port); | |
3087 | list_push_back(&packets, &pkt_node->list_node); | |
abe529af BP |
3088 | } |
3089 | } | |
509c0149 | 3090 | ovs_rwlock_unlock(&ofproto->ml->rwlock); |
abe529af | 3091 | |
0165217e | 3092 | error = n_packets = n_errors = 0; |
8613db65 | 3093 | LIST_FOR_EACH_POP (pkt_node, list_node, &packets) { |
0165217e EJ |
3094 | int ret; |
3095 | ||
8613db65 DDP |
3096 | ret = ofproto_dpif_send_packet(pkt_node->port, pkt_node->pkt); |
3097 | dp_packet_delete(pkt_node->pkt); | |
3098 | free(pkt_node); | |
0165217e EJ |
3099 | if (ret) { |
3100 | error = ret; | |
3101 | n_errors++; | |
3102 | } | |
3103 | n_packets++; | |
3104 | } | |
0165217e | 3105 | |
abe529af BP |
3106 | if (n_errors) { |
3107 | static struct vlog_rate_limit rl = VLOG_RATE_LIMIT_INIT(1, 5); | |
3108 | VLOG_WARN_RL(&rl, "bond %s: %d errors sending %d gratuitous learning " | |
3109 | "packets, last error was: %s", | |
10a89ef0 | 3110 | bundle->name, n_errors, n_packets, ovs_strerror(error)); |
abe529af BP |
3111 | } else { |
3112 | VLOG_DBG("bond %s: sent %d gratuitous learning packets", | |
3113 | bundle->name, n_packets); | |
3114 | } | |
3115 | } | |
3116 | ||
3117 | static void | |
3118 | bundle_run(struct ofbundle *bundle) | |
3119 | { | |
3120 | if (bundle->lacp) { | |
3121 | lacp_run(bundle->lacp, send_pdu_cb); | |
3122 | } | |
3123 | if (bundle->bond) { | |
3124 | struct ofport_dpif *port; | |
3125 | ||
3126 | LIST_FOR_EACH (port, bundle_node, &bundle->ports) { | |
015e08bc | 3127 | bond_slave_set_may_enable(bundle->bond, port, port->may_enable); |
abe529af BP |
3128 | } |
3129 | ||
4a1b8f30 EJ |
3130 | if (bond_run(bundle->bond, lacp_status(bundle->lacp))) { |
3131 | bundle->ofproto->backer->need_revalidate = REV_BOND; | |
3132 | } | |
3133 | ||
abe529af BP |
3134 | if (bond_should_send_learning_packets(bundle->bond)) { |
3135 | bundle_send_learning_packets(bundle); | |
3136 | } | |
3137 | } | |
3138 | } | |
3139 | ||
3140 | static void | |
3141 | bundle_wait(struct ofbundle *bundle) | |
3142 | { | |
3143 | if (bundle->lacp) { | |
3144 | lacp_wait(bundle->lacp); | |
3145 | } | |
3146 | if (bundle->bond) { | |
3147 | bond_wait(bundle->bond); | |
3148 | } | |
3149 | } | |
3150 | \f | |
3151 | /* Mirrors. */ | |
3152 | ||
3153 | static int | |
ec7ceaed EJ |
3154 | mirror_set__(struct ofproto *ofproto_, void *aux, |
3155 | const struct ofproto_mirror_settings *s) | |
abe529af BP |
3156 | { |
3157 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
ec7ceaed EJ |
3158 | struct ofbundle **srcs, **dsts; |
3159 | int error; | |
3160 | size_t i; | |
abe529af | 3161 | |
abe529af | 3162 | if (!s) { |
ec7ceaed | 3163 | mirror_destroy(ofproto->mbridge, aux); |
abe529af BP |
3164 | return 0; |
3165 | } | |
3166 | ||
ec7ceaed EJ |
3167 | srcs = xmalloc(s->n_srcs * sizeof *srcs); |
3168 | dsts = xmalloc(s->n_dsts * sizeof *dsts); | |
abe529af | 3169 | |
ec7ceaed EJ |
3170 | for (i = 0; i < s->n_srcs; i++) { |
3171 | srcs[i] = bundle_lookup(ofproto, s->srcs[i]); | |
abe529af BP |
3172 | } |
3173 | ||
ec7ceaed EJ |
3174 | for (i = 0; i < s->n_dsts; i++) { |
3175 | dsts[i] = bundle_lookup(ofproto, s->dsts[i]); | |
abe529af BP |
3176 | } |
3177 | ||
ec7ceaed EJ |
3178 | error = mirror_set(ofproto->mbridge, aux, s->name, srcs, s->n_srcs, dsts, |
3179 | s->n_dsts, s->src_vlans, | |
3180 | bundle_lookup(ofproto, s->out_bundle), s->out_vlan); | |
3181 | free(srcs); | |
3182 | free(dsts); | |
3183 | return error; | |
abe529af BP |
3184 | } |
3185 | ||
9d24de3b | 3186 | static int |
ec7ceaed EJ |
3187 | mirror_get_stats__(struct ofproto *ofproto, void *aux, |
3188 | uint64_t *packets, uint64_t *bytes) | |
9d24de3b | 3189 | { |
ec7ceaed EJ |
3190 | return mirror_get_stats(ofproto_dpif_cast(ofproto)->mbridge, aux, packets, |
3191 | bytes); | |
9d24de3b JP |
3192 | } |
3193 | ||
abe529af BP |
3194 | static int |
3195 | set_flood_vlans(struct ofproto *ofproto_, unsigned long *flood_vlans) | |
3196 | { | |
3197 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
509c0149 | 3198 | ovs_rwlock_wrlock(&ofproto->ml->rwlock); |
abe529af | 3199 | if (mac_learning_set_flood_vlans(ofproto->ml, flood_vlans)) { |
30618594 | 3200 | mac_learning_flush(ofproto->ml); |
abe529af | 3201 | } |
509c0149 | 3202 | ovs_rwlock_unlock(&ofproto->ml->rwlock); |
abe529af BP |
3203 | return 0; |
3204 | } | |
3205 | ||
3206 | static bool | |
b4affc74 | 3207 | is_mirror_output_bundle(const struct ofproto *ofproto_, void *aux) |
abe529af BP |
3208 | { |
3209 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
3210 | struct ofbundle *bundle = bundle_lookup(ofproto, aux); | |
ec7ceaed | 3211 | return bundle && mirror_bundle_out(ofproto->mbridge, bundle) != 0; |
abe529af | 3212 | } |
8402c74b SS |
3213 | |
3214 | static void | |
b53055f4 | 3215 | forward_bpdu_changed(struct ofproto *ofproto_) |
8402c74b SS |
3216 | { |
3217 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
2cc3c58e | 3218 | ofproto->backer->need_revalidate = REV_RECONFIGURE; |
8402c74b | 3219 | } |
e764773c BP |
3220 | |
3221 | static void | |
c4069512 BP |
3222 | set_mac_table_config(struct ofproto *ofproto_, unsigned int idle_time, |
3223 | size_t max_entries) | |
e764773c BP |
3224 | { |
3225 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
509c0149 | 3226 | ovs_rwlock_wrlock(&ofproto->ml->rwlock); |
e764773c | 3227 | mac_learning_set_idle_time(ofproto->ml, idle_time); |
c4069512 | 3228 | mac_learning_set_max_entries(ofproto->ml, max_entries); |
509c0149 | 3229 | ovs_rwlock_unlock(&ofproto->ml->rwlock); |
e764773c | 3230 | } |
7c38d0a5 FL |
3231 | |
3232 | /* Configures multicast snooping on 'ofport' using the settings | |
3233 | * defined in 's'. */ | |
3234 | static int | |
3235 | set_mcast_snooping(struct ofproto *ofproto_, | |
3236 | const struct ofproto_mcast_snooping_settings *s) | |
3237 | { | |
3238 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
3239 | ||
3240 | /* Only revalidate flows if the configuration changed. */ | |
3241 | if (!s != !ofproto->ms) { | |
3242 | ofproto->backer->need_revalidate = REV_RECONFIGURE; | |
3243 | } | |
3244 | ||
3245 | if (s) { | |
3246 | if (!ofproto->ms) { | |
3247 | ofproto->ms = mcast_snooping_create(); | |
3248 | } | |
3249 | ||
3250 | ovs_rwlock_wrlock(&ofproto->ms->rwlock); | |
3251 | mcast_snooping_set_idle_time(ofproto->ms, s->idle_time); | |
3252 | mcast_snooping_set_max_entries(ofproto->ms, s->max_entries); | |
3253 | if (mcast_snooping_set_flood_unreg(ofproto->ms, s->flood_unreg)) { | |
3254 | ofproto->backer->need_revalidate = REV_RECONFIGURE; | |
3255 | } | |
3256 | ovs_rwlock_unlock(&ofproto->ms->rwlock); | |
3257 | } else { | |
3258 | mcast_snooping_unref(ofproto->ms); | |
3259 | ofproto->ms = NULL; | |
3260 | } | |
3261 | ||
3262 | return 0; | |
3263 | } | |
3264 | ||
8e04a33f | 3265 | /* Configures multicast snooping port's flood settings on 'ofproto'. */ |
7c38d0a5 | 3266 | static int |
8e04a33f FL |
3267 | set_mcast_snooping_port(struct ofproto *ofproto_, void *aux, |
3268 | const struct ofproto_mcast_snooping_port_settings *s) | |
7c38d0a5 FL |
3269 | { |
3270 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
3271 | struct ofbundle *bundle = bundle_lookup(ofproto, aux); | |
3272 | ||
8e04a33f | 3273 | if (ofproto->ms && s) { |
7c38d0a5 | 3274 | ovs_rwlock_wrlock(&ofproto->ms->rwlock); |
8e04a33f FL |
3275 | mcast_snooping_set_port_flood(ofproto->ms, bundle, s->flood); |
3276 | mcast_snooping_set_port_flood_reports(ofproto->ms, bundle, | |
3277 | s->flood_reports); | |
7c38d0a5 FL |
3278 | ovs_rwlock_unlock(&ofproto->ms->rwlock); |
3279 | } | |
3280 | return 0; | |
3281 | } | |
3282 | ||
abe529af BP |
3283 | \f |
3284 | /* Ports. */ | |
3285 | ||
e672ff9b JR |
3286 | struct ofport_dpif * |
3287 | ofp_port_to_ofport(const struct ofproto_dpif *ofproto, ofp_port_t ofp_port) | |
abe529af | 3288 | { |
7df6a8bd BP |
3289 | struct ofport *ofport = ofproto_get_port(&ofproto->up, ofp_port); |
3290 | return ofport ? ofport_dpif_cast(ofport) : NULL; | |
abe529af BP |
3291 | } |
3292 | ||
abe529af | 3293 | static void |
e1b1d06a JP |
3294 | ofproto_port_from_dpif_port(struct ofproto_dpif *ofproto, |
3295 | struct ofproto_port *ofproto_port, | |
abe529af BP |
3296 | struct dpif_port *dpif_port) |
3297 | { | |
3298 | ofproto_port->name = dpif_port->name; | |
3299 | ofproto_port->type = dpif_port->type; | |
e1b1d06a | 3300 | ofproto_port->ofp_port = odp_port_to_ofp_port(ofproto, dpif_port->port_no); |
abe529af BP |
3301 | } |
3302 | ||
6cbbf4fa EJ |
3303 | static void |
3304 | ofport_update_peer(struct ofport_dpif *ofport) | |
0a740f48 EJ |
3305 | { |
3306 | const struct ofproto_dpif *ofproto; | |
6cbbf4fa | 3307 | struct dpif_backer *backer; |
161b6042 | 3308 | char *peer_name; |
6cbbf4fa EJ |
3309 | |
3310 | if (!netdev_vport_is_patch(ofport->up.netdev)) { | |
3311 | return; | |
3312 | } | |
3313 | ||
3314 | backer = ofproto_dpif_cast(ofport->up.ofproto)->backer; | |
7894e7da | 3315 | backer->need_revalidate = REV_RECONFIGURE; |
0a740f48 | 3316 | |
6cbbf4fa EJ |
3317 | if (ofport->peer) { |
3318 | ofport->peer->peer = NULL; | |
3319 | ofport->peer = NULL; | |
3320 | } | |
3321 | ||
3322 | peer_name = netdev_vport_patch_peer(ofport->up.netdev); | |
3323 | if (!peer_name) { | |
3324 | return; | |
0a740f48 EJ |
3325 | } |
3326 | ||
3327 | HMAP_FOR_EACH (ofproto, all_ofproto_dpifs_node, &all_ofproto_dpifs) { | |
6cbbf4fa EJ |
3328 | struct ofport *peer_ofport; |
3329 | struct ofport_dpif *peer; | |
161b6042 | 3330 | char *peer_peer; |
0a740f48 | 3331 | |
462abef2 EJ |
3332 | if (ofproto->backer != backer) { |
3333 | continue; | |
3334 | } | |
3335 | ||
6cbbf4fa EJ |
3336 | peer_ofport = shash_find_data(&ofproto->up.port_by_name, peer_name); |
3337 | if (!peer_ofport) { | |
3338 | continue; | |
3339 | } | |
3340 | ||
3341 | peer = ofport_dpif_cast(peer_ofport); | |
3342 | peer_peer = netdev_vport_patch_peer(peer->up.netdev); | |
3343 | if (peer_peer && !strcmp(netdev_get_name(ofport->up.netdev), | |
3344 | peer_peer)) { | |
3345 | ofport->peer = peer; | |
3346 | ofport->peer->peer = ofport; | |
0a740f48 | 3347 | } |
161b6042 | 3348 | free(peer_peer); |
6cbbf4fa | 3349 | |
161b6042 | 3350 | break; |
0a740f48 | 3351 | } |
161b6042 | 3352 | free(peer_name); |
0a740f48 EJ |
3353 | } |
3354 | ||
abe529af BP |
3355 | static void |
3356 | port_run(struct ofport_dpif *ofport) | |
3357 | { | |
3e5b3fdb EJ |
3358 | long long int carrier_seq = netdev_get_carrier_resets(ofport->up.netdev); |
3359 | bool carrier_changed = carrier_seq != ofport->carrier_seq; | |
015e08bc | 3360 | bool enable = netdev_get_carrier(ofport->up.netdev); |
2d344ba5 AW |
3361 | bool cfm_enable = false; |
3362 | bool bfd_enable = false; | |
015e08bc | 3363 | |
3e5b3fdb EJ |
3364 | ofport->carrier_seq = carrier_seq; |
3365 | ||
abe529af | 3366 | if (ofport->cfm) { |
4653c558 EJ |
3367 | int cfm_opup = cfm_get_opup(ofport->cfm); |
3368 | ||
2d344ba5 | 3369 | cfm_enable = !cfm_get_fault(ofport->cfm); |
4653c558 EJ |
3370 | |
3371 | if (cfm_opup >= 0) { | |
2d344ba5 | 3372 | cfm_enable = cfm_enable && cfm_opup; |
4653c558 | 3373 | } |
abe529af | 3374 | } |
015e08bc | 3375 | |
ccc09689 | 3376 | if (ofport->bfd) { |
2d344ba5 AW |
3377 | bfd_enable = bfd_forwarding(ofport->bfd); |
3378 | } | |
3379 | ||
3380 | if (ofport->bfd || ofport->cfm) { | |
3381 | enable = enable && (cfm_enable || bfd_enable); | |
ccc09689 EJ |
3382 | } |
3383 | ||
015e08bc EJ |
3384 | if (ofport->bundle) { |
3385 | enable = enable && lacp_slave_may_enable(ofport->bundle->lacp, ofport); | |
3e5b3fdb EJ |
3386 | if (carrier_changed) { |
3387 | lacp_slave_carrier_changed(ofport->bundle->lacp, ofport); | |
3388 | } | |
015e08bc EJ |
3389 | } |
3390 | ||
daff3353 EJ |
3391 | if (ofport->may_enable != enable) { |
3392 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofport->up.ofproto); | |
daff3353 | 3393 | |
f025bcb7 | 3394 | ofproto->backer->need_revalidate = REV_PORT_TOGGLED; |
9efd308e | 3395 | |
f025bcb7 | 3396 | if (ofport->rstp_port) { |
9efd308e DV |
3397 | rstp_port_set_mac_operational(ofport->rstp_port, enable); |
3398 | } | |
3399 | } | |
f025bcb7 JR |
3400 | |
3401 | ofport->may_enable = enable; | |
abe529af BP |
3402 | } |
3403 | ||
abe529af BP |
3404 | static int |
3405 | port_query_by_name(const struct ofproto *ofproto_, const char *devname, | |
3406 | struct ofproto_port *ofproto_port) | |
3407 | { | |
3408 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
3409 | struct dpif_port dpif_port; | |
3410 | int error; | |
3411 | ||
0a740f48 EJ |
3412 | if (sset_contains(&ofproto->ghost_ports, devname)) { |
3413 | const char *type = netdev_get_type_from_name(devname); | |
3414 | ||
3415 | /* We may be called before ofproto->up.port_by_name is populated with | |
3416 | * the appropriate ofport. For this reason, we must get the name and | |
3417 | * type from the netdev layer directly. */ | |
3418 | if (type) { | |
3419 | const struct ofport *ofport; | |
3420 | ||
3421 | ofport = shash_find_data(&ofproto->up.port_by_name, devname); | |
3422 | ofproto_port->ofp_port = ofport ? ofport->ofp_port : OFPP_NONE; | |
3423 | ofproto_port->name = xstrdup(devname); | |
3424 | ofproto_port->type = xstrdup(type); | |
3425 | return 0; | |
3426 | } | |
3427 | return ENODEV; | |
3428 | } | |
3429 | ||
acf60855 JP |
3430 | if (!sset_contains(&ofproto->ports, devname)) { |
3431 | return ENODEV; | |
3432 | } | |
3433 | error = dpif_port_query_by_name(ofproto->backer->dpif, | |
3434 | devname, &dpif_port); | |
abe529af | 3435 | if (!error) { |
e1b1d06a | 3436 | ofproto_port_from_dpif_port(ofproto, ofproto_port, &dpif_port); |
abe529af BP |
3437 | } |
3438 | return error; | |
3439 | } | |
3440 | ||
3441 | static int | |
e1b1d06a | 3442 | port_add(struct ofproto *ofproto_, struct netdev *netdev) |
abe529af BP |
3443 | { |
3444 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
b9ad7294 | 3445 | const char *devname = netdev_get_name(netdev); |
3aa30359 BP |
3446 | char namebuf[NETDEV_VPORT_NAME_BUFSIZE]; |
3447 | const char *dp_port_name; | |
abe529af | 3448 | |
0a740f48 EJ |
3449 | if (netdev_vport_is_patch(netdev)) { |
3450 | sset_add(&ofproto->ghost_ports, netdev_get_name(netdev)); | |
3451 | return 0; | |
3452 | } | |
3453 | ||
3aa30359 | 3454 | dp_port_name = netdev_vport_get_dpif_port(netdev, namebuf, sizeof namebuf); |
b9ad7294 | 3455 | if (!dpif_port_exists(ofproto->backer->dpif, dp_port_name)) { |
4e022ec0 | 3456 | odp_port_t port_no = ODPP_NONE; |
7d82ab2e KM |
3457 | int error; |
3458 | ||
3459 | error = dpif_port_add(ofproto->backer->dpif, netdev, &port_no); | |
b9ad7294 EJ |
3460 | if (error) { |
3461 | return error; | |
3462 | } | |
7d82ab2e | 3463 | if (netdev_get_tunnel_config(netdev)) { |
4e022ec0 AW |
3464 | simap_put(&ofproto->backer->tnl_backers, |
3465 | dp_port_name, odp_to_u32(port_no)); | |
7d82ab2e | 3466 | } |
acf60855 | 3467 | } |
b9ad7294 EJ |
3468 | |
3469 | if (netdev_get_tunnel_config(netdev)) { | |
3470 | sset_add(&ofproto->ghost_ports, devname); | |
b9ad7294 EJ |
3471 | } else { |
3472 | sset_add(&ofproto->ports, devname); | |
3473 | } | |
3474 | return 0; | |
3475 | } | |
3476 | ||
abe529af | 3477 | static int |
4e022ec0 | 3478 | port_del(struct ofproto *ofproto_, ofp_port_t ofp_port) |
abe529af BP |
3479 | { |
3480 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
e672ff9b | 3481 | struct ofport_dpif *ofport = ofp_port_to_ofport(ofproto, ofp_port); |
e1b1d06a | 3482 | int error = 0; |
abe529af | 3483 | |
b9ad7294 EJ |
3484 | if (!ofport) { |
3485 | return 0; | |
e1b1d06a | 3486 | } |
b9ad7294 EJ |
3487 | |
3488 | sset_find_and_delete(&ofproto->ghost_ports, | |
3489 | netdev_get_name(ofport->up.netdev)); | |
a614d823 | 3490 | ofproto->backer->need_revalidate = REV_RECONFIGURE; |
8911c674 | 3491 | if (!ofport->is_tunnel && !netdev_vport_is_patch(ofport->up.netdev)) { |
b9ad7294 EJ |
3492 | error = dpif_port_del(ofproto->backer->dpif, ofport->odp_port); |
3493 | if (!error) { | |
abe529af BP |
3494 | /* The caller is going to close ofport->up.netdev. If this is a |
3495 | * bonded port, then the bond is using that netdev, so remove it | |
3496 | * from the bond. The client will need to reconfigure everything | |
3497 | * after deleting ports, so then the slave will get re-added. */ | |
3498 | bundle_remove(&ofport->up); | |
3499 | } | |
3500 | } | |
3501 | return error; | |
3502 | } | |
3503 | ||
6527c598 PS |
3504 | static int |
3505 | port_get_stats(const struct ofport *ofport_, struct netdev_stats *stats) | |
3506 | { | |
3507 | struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
3508 | int error; | |
3509 | ||
3510 | error = netdev_get_stats(ofport->up.netdev, stats); | |
3511 | ||
ee382d89 | 3512 | if (!error && ofport_->ofp_port == OFPP_LOCAL) { |
6527c598 PS |
3513 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofport->up.ofproto); |
3514 | ||
0da3c61b | 3515 | ovs_mutex_lock(&ofproto->stats_mutex); |
6527c598 PS |
3516 | /* ofproto->stats.tx_packets represents packets that we created |
3517 | * internally and sent to some port (e.g. packets sent with | |
91d6cd12 AW |
3518 | * ofproto_dpif_send_packet()). Account for them as if they had |
3519 | * come from OFPP_LOCAL and got forwarded. */ | |
6527c598 PS |
3520 | |
3521 | if (stats->rx_packets != UINT64_MAX) { | |
3522 | stats->rx_packets += ofproto->stats.tx_packets; | |
3523 | } | |
3524 | ||
3525 | if (stats->rx_bytes != UINT64_MAX) { | |
3526 | stats->rx_bytes += ofproto->stats.tx_bytes; | |
3527 | } | |
3528 | ||
3529 | /* ofproto->stats.rx_packets represents packets that were received on | |
3530 | * some port and we processed internally and dropped (e.g. STP). | |
4e090bc7 | 3531 | * Account for them as if they had been forwarded to OFPP_LOCAL. */ |
6527c598 PS |
3532 | |
3533 | if (stats->tx_packets != UINT64_MAX) { | |
3534 | stats->tx_packets += ofproto->stats.rx_packets; | |
3535 | } | |
3536 | ||
3537 | if (stats->tx_bytes != UINT64_MAX) { | |
3538 | stats->tx_bytes += ofproto->stats.rx_bytes; | |
3539 | } | |
0da3c61b | 3540 | ovs_mutex_unlock(&ofproto->stats_mutex); |
6527c598 PS |
3541 | } |
3542 | ||
3543 | return error; | |
3544 | } | |
3545 | ||
50b9699f NM |
3546 | static int |
3547 | port_get_lacp_stats(const struct ofport *ofport_, struct lacp_slave_stats *stats) | |
3548 | { | |
3549 | struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
3550 | if (ofport->bundle && ofport->bundle->lacp) { | |
3551 | if (lacp_get_slave_stats(ofport->bundle->lacp, ofport, stats)) { | |
3552 | return 0; | |
3553 | } | |
3554 | } | |
3555 | return -1; | |
3556 | } | |
3557 | ||
abe529af | 3558 | struct port_dump_state { |
acf60855 JP |
3559 | uint32_t bucket; |
3560 | uint32_t offset; | |
0a740f48 | 3561 | bool ghost; |
da78d43d BP |
3562 | |
3563 | struct ofproto_port port; | |
3564 | bool has_port; | |
abe529af BP |
3565 | }; |
3566 | ||
3567 | static int | |
acf60855 | 3568 | port_dump_start(const struct ofproto *ofproto_ OVS_UNUSED, void **statep) |
abe529af | 3569 | { |
0a740f48 | 3570 | *statep = xzalloc(sizeof(struct port_dump_state)); |
abe529af BP |
3571 | return 0; |
3572 | } | |
3573 | ||
3574 | static int | |
b9ad7294 | 3575 | port_dump_next(const struct ofproto *ofproto_, void *state_, |
abe529af BP |
3576 | struct ofproto_port *port) |
3577 | { | |
e1b1d06a | 3578 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); |
abe529af | 3579 | struct port_dump_state *state = state_; |
0a740f48 | 3580 | const struct sset *sset; |
acf60855 | 3581 | struct sset_node *node; |
abe529af | 3582 | |
da78d43d BP |
3583 | if (state->has_port) { |
3584 | ofproto_port_destroy(&state->port); | |
3585 | state->has_port = false; | |
3586 | } | |
0a740f48 EJ |
3587 | sset = state->ghost ? &ofproto->ghost_ports : &ofproto->ports; |
3588 | while ((node = sset_at_position(sset, &state->bucket, &state->offset))) { | |
acf60855 JP |
3589 | int error; |
3590 | ||
da78d43d BP |
3591 | error = port_query_by_name(ofproto_, node->name, &state->port); |
3592 | if (!error) { | |
3593 | *port = state->port; | |
3594 | state->has_port = true; | |
3595 | return 0; | |
3596 | } else if (error != ENODEV) { | |
acf60855 JP |
3597 | return error; |
3598 | } | |
abe529af | 3599 | } |
acf60855 | 3600 | |
0a740f48 EJ |
3601 | if (!state->ghost) { |
3602 | state->ghost = true; | |
3603 | state->bucket = 0; | |
3604 | state->offset = 0; | |
3605 | return port_dump_next(ofproto_, state_, port); | |
3606 | } | |
3607 | ||
acf60855 | 3608 | return EOF; |
abe529af BP |
3609 | } |
3610 | ||
3611 | static int | |
3612 | port_dump_done(const struct ofproto *ofproto_ OVS_UNUSED, void *state_) | |
3613 | { | |
3614 | struct port_dump_state *state = state_; | |
3615 | ||
da78d43d BP |
3616 | if (state->has_port) { |
3617 | ofproto_port_destroy(&state->port); | |
3618 | } | |
abe529af BP |
3619 | free(state); |
3620 | return 0; | |
3621 | } | |
3622 | ||
3623 | static int | |
3624 | port_poll(const struct ofproto *ofproto_, char **devnamep) | |
3625 | { | |
3626 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
acf60855 JP |
3627 | |
3628 | if (ofproto->port_poll_errno) { | |
3629 | int error = ofproto->port_poll_errno; | |
3630 | ofproto->port_poll_errno = 0; | |
3631 | return error; | |
3632 | } | |
3633 | ||
3634 | if (sset_is_empty(&ofproto->port_poll_set)) { | |
3635 | return EAGAIN; | |
3636 | } | |
3637 | ||
3638 | *devnamep = sset_pop(&ofproto->port_poll_set); | |
3639 | return 0; | |
abe529af BP |
3640 | } |
3641 | ||
3642 | static void | |
3643 | port_poll_wait(const struct ofproto *ofproto_) | |
3644 | { | |
3645 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
acf60855 | 3646 | dpif_port_poll_wait(ofproto->backer->dpif); |
abe529af BP |
3647 | } |
3648 | ||
3649 | static int | |
3650 | port_is_lacp_current(const struct ofport *ofport_) | |
3651 | { | |
3652 | const struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
3653 | return (ofport->bundle && ofport->bundle->lacp | |
3654 | ? lacp_slave_is_current(ofport->bundle->lacp, ofport) | |
3655 | : -1); | |
3656 | } | |
3657 | \f | |
e79a6c83 EJ |
3658 | /* If 'rule' is an OpenFlow rule, that has expired according to OpenFlow rules, |
3659 | * then delete it entirely. */ | |
3660 | static void | |
3661 | rule_expire(struct rule_dpif *rule) | |
3662 | OVS_REQUIRES(ofproto_mutex) | |
9d6ac44e | 3663 | { |
dc437090 | 3664 | uint16_t hard_timeout, idle_timeout; |
e79a6c83 | 3665 | long long int now = time_msec(); |
dc437090 | 3666 | int reason = -1; |
9d6ac44e | 3667 | |
e79a6c83 EJ |
3668 | hard_timeout = rule->up.hard_timeout; |
3669 | idle_timeout = rule->up.idle_timeout; | |
dc437090 JR |
3670 | |
3671 | /* Has 'rule' expired? */ | |
3672 | if (hard_timeout) { | |
3673 | long long int modified; | |
3674 | ||
3675 | ovs_mutex_lock(&rule->up.mutex); | |
3676 | modified = rule->up.modified; | |
3677 | ovs_mutex_unlock(&rule->up.mutex); | |
3678 | ||
3679 | if (now > modified + hard_timeout * 1000) { | |
3680 | reason = OFPRR_HARD_TIMEOUT; | |
3681 | } | |
3682 | } | |
3683 | ||
3684 | if (reason < 0 && idle_timeout) { | |
3685 | long long int used; | |
3686 | ||
3687 | ovs_mutex_lock(&rule->stats_mutex); | |
1a4ec18d | 3688 | used = rule->stats.used; |
dc437090 JR |
3689 | ovs_mutex_unlock(&rule->stats_mutex); |
3690 | ||
3691 | if (now > used + idle_timeout * 1000) { | |
3692 | reason = OFPRR_IDLE_TIMEOUT; | |
3693 | } | |
f9c37233 | 3694 | } |
501f8d1f | 3695 | |
e79a6c83 EJ |
3696 | if (reason >= 0) { |
3697 | COVERAGE_INC(ofproto_dpif_expired); | |
3698 | ofproto_rule_expire(&rule->up, reason); | |
a41d7bf2 | 3699 | } |
e79a6c83 | 3700 | } |
a41d7bf2 | 3701 | |
e79a6c83 | 3702 | int |
cdd42eda JG |
3703 | ofproto_dpif_execute_actions__(struct ofproto_dpif *ofproto, |
3704 | const struct flow *flow, | |
3705 | struct rule_dpif *rule, | |
3706 | const struct ofpact *ofpacts, size_t ofpacts_len, | |
3707 | int recurse, int resubmits, | |
3708 | struct dp_packet *packet) | |
e79a6c83 | 3709 | { |
e79a6c83 EJ |
3710 | struct dpif_flow_stats stats; |
3711 | struct xlate_out xout; | |
3712 | struct xlate_in xin; | |
3713 | ofp_port_t in_port; | |
758c456d | 3714 | struct dpif_execute execute; |
e79a6c83 | 3715 | int error; |
f9c37233 | 3716 | |
e79a6c83 | 3717 | ovs_assert((rule != NULL) != (ofpacts != NULL)); |
501f8d1f | 3718 | |
e79a6c83 | 3719 | dpif_flow_stats_extract(flow, packet, time_msec(), &stats); |
adcf00ba | 3720 | |
e79a6c83 EJ |
3721 | if (rule) { |
3722 | rule_dpif_credit_stats(rule, &stats); | |
3723 | } | |
c84451a6 | 3724 | |
1520ef4f BP |
3725 | uint64_t odp_actions_stub[1024 / 8]; |
3726 | struct ofpbuf odp_actions = OFPBUF_STUB_INITIALIZER(odp_actions_stub); | |
cc377352 | 3727 | xlate_in_init(&xin, ofproto, flow, flow->in_port.ofp_port, rule, |
1520ef4f | 3728 | stats.tcp_flags, packet, NULL, &odp_actions); |
e79a6c83 EJ |
3729 | xin.ofpacts = ofpacts; |
3730 | xin.ofpacts_len = ofpacts_len; | |
3731 | xin.resubmit_stats = &stats; | |
cdd42eda JG |
3732 | xin.recurse = recurse; |
3733 | xin.resubmits = resubmits; | |
fff1b9c0 JR |
3734 | if (xlate_actions(&xin, &xout) != XLATE_OK) { |
3735 | error = EINVAL; | |
3736 | goto out; | |
3737 | } | |
d445cc16 | 3738 | |
1520ef4f BP |
3739 | execute.actions = odp_actions.data; |
3740 | execute.actions_len = odp_actions.size; | |
a36de779 | 3741 | |
cf62fa4c | 3742 | pkt_metadata_from_flow(&packet->md, flow); |
08edf837 | 3743 | execute.packet = packet; |
08edf837 | 3744 | execute.needs_help = (xout.slow & SLOW_ACTION) != 0; |
43f9ac0a | 3745 | execute.probe = false; |
27130224 | 3746 | execute.mtu = 0; |
08edf837 BP |
3747 | |
3748 | /* Fix up in_port. */ | |
e79a6c83 EJ |
3749 | in_port = flow->in_port.ofp_port; |
3750 | if (in_port == OFPP_NONE) { | |
3751 | in_port = OFPP_LOCAL; | |
501f8d1f | 3752 | } |
cf62fa4c | 3753 | execute.packet->md.in_port.odp_port = ofp_port_to_odp_port(ofproto, in_port); |
758c456d JR |
3754 | |
3755 | error = dpif_execute(ofproto->backer->dpif, &execute); | |
fff1b9c0 | 3756 | out: |
e79a6c83 | 3757 | xlate_out_uninit(&xout); |
1520ef4f | 3758 | ofpbuf_uninit(&odp_actions); |
9d6ac44e | 3759 | |
e79a6c83 | 3760 | return error; |
9d6ac44e BP |
3761 | } |
3762 | ||
cdd42eda JG |
3763 | /* Executes, within 'ofproto', the actions in 'rule' or 'ofpacts' on 'packet'. |
3764 | * 'flow' must reflect the data in 'packet'. */ | |
3765 | int | |
3766 | ofproto_dpif_execute_actions(struct ofproto_dpif *ofproto, | |
3767 | const struct flow *flow, | |
3768 | struct rule_dpif *rule, | |
3769 | const struct ofpact *ofpacts, size_t ofpacts_len, | |
3770 | struct dp_packet *packet) | |
3771 | { | |
3772 | return ofproto_dpif_execute_actions__(ofproto, flow, rule, ofpacts, | |
3773 | ofpacts_len, 0, 0, packet); | |
3774 | } | |
3775 | ||
e79a6c83 EJ |
3776 | void |
3777 | rule_dpif_credit_stats(struct rule_dpif *rule, | |
3778 | const struct dpif_flow_stats *stats) | |
8f73d537 | 3779 | { |
e79a6c83 | 3780 | ovs_mutex_lock(&rule->stats_mutex); |
39c94593 JR |
3781 | if (OVS_UNLIKELY(rule->new_rule)) { |
3782 | rule_dpif_credit_stats(rule->new_rule, stats); | |
3783 | } else { | |
3784 | rule->stats.n_packets += stats->n_packets; | |
3785 | rule->stats.n_bytes += stats->n_bytes; | |
3786 | rule->stats.used = MAX(rule->stats.used, stats->used); | |
3787 | } | |
e79a6c83 | 3788 | ovs_mutex_unlock(&rule->stats_mutex); |
8f73d537 EJ |
3789 | } |
3790 | ||
e79a6c83 EJ |
3791 | ovs_be64 |
3792 | rule_dpif_get_flow_cookie(const struct rule_dpif *rule) | |
3793 | OVS_REQUIRES(rule->up.mutex) | |
3794 | { | |
3795 | return rule->up.flow_cookie; | |
3796 | } | |
cfd5c9eb | 3797 | |
e79a6c83 EJ |
3798 | void |
3799 | rule_dpif_reduce_timeouts(struct rule_dpif *rule, uint16_t idle_timeout, | |
3800 | uint16_t hard_timeout) | |
3801 | { | |
3802 | ofproto_rule_reduce_timeouts(&rule->up, idle_timeout, hard_timeout); | |
6a7e895f BP |
3803 | } |
3804 | ||
d8227eba JR |
3805 | /* Returns 'rule''s actions. The returned actions are RCU-protected, and can |
3806 | * be read until the calling thread quiesces. */ | |
dc723c44 | 3807 | const struct rule_actions * |
e79a6c83 | 3808 | rule_dpif_get_actions(const struct rule_dpif *rule) |
6ff686f2 | 3809 | { |
e79a6c83 EJ |
3810 | return rule_get_actions(&rule->up); |
3811 | } | |
abe529af | 3812 | |
888ac0d7 SH |
3813 | /* Sets 'rule''s recirculation id. */ |
3814 | static void | |
3815 | rule_dpif_set_recirc_id(struct rule_dpif *rule, uint32_t id) | |
3816 | OVS_REQUIRES(rule->up.mutex) | |
3817 | { | |
e672ff9b JR |
3818 | ovs_assert(!rule->recirc_id || rule->recirc_id == id); |
3819 | if (rule->recirc_id == id) { | |
3820 | /* Release the new reference to the same id. */ | |
3821 | recirc_free_id(id); | |
3822 | } else { | |
3823 | rule->recirc_id = id; | |
888ac0d7 | 3824 | } |
888ac0d7 SH |
3825 | } |
3826 | ||
3827 | /* Sets 'rule''s recirculation id. */ | |
3828 | void | |
3829 | rule_set_recirc_id(struct rule *rule_, uint32_t id) | |
3830 | { | |
3831 | struct rule_dpif *rule = rule_dpif_cast(rule_); | |
3832 | ||
3833 | ovs_mutex_lock(&rule->up.mutex); | |
3834 | rule_dpif_set_recirc_id(rule, id); | |
3835 | ovs_mutex_unlock(&rule->up.mutex); | |
3836 | } | |
3837 | ||
18721c4a | 3838 | cls_version_t |
39c94593 | 3839 | ofproto_dpif_get_tables_version(struct ofproto_dpif *ofproto OVS_UNUSED) |
621b8064 | 3840 | { |
18721c4a | 3841 | cls_version_t version; |
621b8064 JR |
3842 | |
3843 | atomic_read_relaxed(&ofproto->tables_version, &version); | |
39c94593 | 3844 | |
621b8064 JR |
3845 | return version; |
3846 | } | |
3847 | ||
34dd0d78 | 3848 | /* The returned rule (if any) is valid at least until the next RCU quiescent |
1e1e1d19 BP |
3849 | * period. If the rule needs to stay around longer, the caller should take |
3850 | * a reference. | |
2e0bded4 BP |
3851 | * |
3852 | * 'flow' is non-const to allow for temporary modifications during the lookup. | |
3853 | * Any changes are restored before returning. */ | |
6d328fa2 | 3854 | static struct rule_dpif * |
18721c4a | 3855 | rule_dpif_lookup_in_table(struct ofproto_dpif *ofproto, cls_version_t version, |
621b8064 | 3856 | uint8_t table_id, struct flow *flow, |
1e1e1d19 | 3857 | struct flow_wildcards *wc) |
abe529af | 3858 | { |
6d328fa2 | 3859 | struct classifier *cls = &ofproto->up.tables[table_id].cls; |
1e1e1d19 BP |
3860 | return rule_dpif_cast(rule_from_cls_rule(classifier_lookup(cls, version, |
3861 | flow, wc))); | |
6d328fa2 SH |
3862 | } |
3863 | ||
39c94593 JR |
3864 | /* Look up 'flow' in 'ofproto''s classifier version 'version', starting from |
3865 | * table '*table_id'. Returns the rule that was found, which may be one of the | |
3866 | * special rules according to packet miss hadling. If 'may_packet_in' is | |
3867 | * false, returning of the miss_rule (which issues packet ins for the | |
3868 | * controller) is avoided. Updates 'wc', if nonnull, to reflect the fields | |
3869 | * that were used during the lookup. | |
6d328fa2 SH |
3870 | * |
3871 | * If 'honor_table_miss' is true, the first lookup occurs in '*table_id', but | |
3872 | * if none is found then the table miss configuration for that table is | |
3873 | * honored, which can result in additional lookups in other OpenFlow tables. | |
3874 | * In this case the function updates '*table_id' to reflect the final OpenFlow | |
3875 | * table that was searched. | |
3876 | * | |
3877 | * If 'honor_table_miss' is false, then only one table lookup occurs, in | |
3878 | * '*table_id'. | |
3879 | * | |
1a7c0cd7 | 3880 | * The rule is returned in '*rule', which is valid at least until the next |
1e1e1d19 BP |
3881 | * RCU quiescent period. If the '*rule' needs to stay around longer, the |
3882 | * caller must take a reference. | |
34dd0d78 JR |
3883 | * |
3884 | * 'in_port' allows the lookup to take place as if the in port had the value | |
2e0bded4 BP |
3885 | * 'in_port'. This is needed for resubmit action support. |
3886 | * | |
3887 | * 'flow' is non-const to allow for temporary modifications during the lookup. | |
3888 | * Any changes are restored before returning. */ | |
34dd0d78 | 3889 | struct rule_dpif * |
18721c4a JR |
3890 | rule_dpif_lookup_from_table(struct ofproto_dpif *ofproto, |
3891 | cls_version_t version, struct flow *flow, | |
1e1e1d19 | 3892 | struct flow_wildcards *wc, |
18721c4a | 3893 | const struct dpif_flow_stats *stats, |
34dd0d78 JR |
3894 | uint8_t *table_id, ofp_port_t in_port, |
3895 | bool may_packet_in, bool honor_table_miss) | |
6d328fa2 | 3896 | { |
d8227eba | 3897 | ovs_be16 old_tp_src = flow->tp_src, old_tp_dst = flow->tp_dst; |
34dd0d78 JR |
3898 | ofp_port_t old_in_port = flow->in_port.ofp_port; |
3899 | enum ofputil_table_miss miss_config; | |
3900 | struct rule_dpif *rule; | |
6d328fa2 SH |
3901 | uint8_t next_id; |
3902 | ||
d8227eba JR |
3903 | /* We always unwildcard nw_frag (for IP), so they |
3904 | * need not be unwildcarded here. */ | |
3905 | if (flow->nw_frag & FLOW_NW_FRAG_ANY | |
3906 | && ofproto->up.frag_handling != OFPC_FRAG_NX_MATCH) { | |
3907 | if (ofproto->up.frag_handling == OFPC_FRAG_NORMAL) { | |
3908 | /* We must pretend that transport ports are unavailable. */ | |
3909 | flow->tp_src = htons(0); | |
3910 | flow->tp_dst = htons(0); | |
3911 | } else { | |
3912 | /* Must be OFPC_FRAG_DROP (we don't have OFPC_FRAG_REASM). | |
3913 | * Use the drop_frags_rule (which cannot disappear). */ | |
34dd0d78 | 3914 | rule = ofproto->drop_frags_rule; |
d8227eba JR |
3915 | if (stats) { |
3916 | struct oftable *tbl = &ofproto->up.tables[*table_id]; | |
3917 | unsigned long orig; | |
3918 | ||
3919 | atomic_add_relaxed(&tbl->n_matched, stats->n_packets, &orig); | |
3920 | } | |
34dd0d78 | 3921 | return rule; |
d8227eba JR |
3922 | } |
3923 | } | |
3924 | ||
34dd0d78 JR |
3925 | /* Look up a flow with 'in_port' as the input port. Then restore the |
3926 | * original input port (otherwise OFPP_NORMAL and OFPP_IN_PORT will | |
3927 | * have surprising behavior). */ | |
3928 | flow->in_port.ofp_port = in_port; | |
3929 | ||
3930 | /* Our current implementation depends on n_tables == N_TABLES, and | |
3931 | * TBL_INTERNAL being the last table. */ | |
3932 | BUILD_ASSERT_DECL(N_TABLES == TBL_INTERNAL + 1); | |
3933 | ||
3934 | miss_config = OFPUTIL_TABLE_MISS_CONTINUE; | |
d8227eba | 3935 | |
6d328fa2 SH |
3936 | for (next_id = *table_id; |
3937 | next_id < ofproto->up.n_tables; | |
3938 | next_id++, next_id += (next_id == TBL_INTERNAL)) | |
3939 | { | |
3940 | *table_id = next_id; | |
1e1e1d19 | 3941 | rule = rule_dpif_lookup_in_table(ofproto, version, next_id, flow, wc); |
d611866c SH |
3942 | if (stats) { |
3943 | struct oftable *tbl = &ofproto->up.tables[next_id]; | |
d611866c | 3944 | unsigned long orig; |
afcea9ea | 3945 | |
34dd0d78 | 3946 | atomic_add_relaxed(rule ? &tbl->n_matched : &tbl->n_missed, |
afcea9ea | 3947 | stats->n_packets, &orig); |
d611866c | 3948 | } |
34dd0d78 JR |
3949 | if (rule) { |
3950 | goto out; /* Match. */ | |
3951 | } | |
3952 | if (honor_table_miss) { | |
3953 | miss_config = ofproto_table_get_miss_config(&ofproto->up, | |
3954 | *table_id); | |
3955 | if (miss_config == OFPUTIL_TABLE_MISS_CONTINUE) { | |
3956 | continue; | |
3957 | } | |
3958 | } | |
3959 | break; | |
3960 | } | |
3961 | /* Miss. */ | |
3962 | rule = ofproto->no_packet_in_rule; | |
3963 | if (may_packet_in) { | |
3964 | if (miss_config == OFPUTIL_TABLE_MISS_CONTINUE | |
3965 | || miss_config == OFPUTIL_TABLE_MISS_CONTROLLER) { | |
3966 | struct ofport_dpif *port; | |
3967 | ||
e672ff9b | 3968 | port = ofp_port_to_ofport(ofproto, old_in_port); |
34dd0d78 JR |
3969 | if (!port) { |
3970 | VLOG_WARN_RL(&rl, "packet-in on unknown OpenFlow port %"PRIu16, | |
3971 | old_in_port); | |
3972 | } else if (!(port->up.pp.config & OFPUTIL_PC_NO_PACKET_IN)) { | |
3973 | rule = ofproto->miss_rule; | |
6d328fa2 | 3974 | } |
34dd0d78 JR |
3975 | } else if (miss_config == OFPUTIL_TABLE_MISS_DEFAULT && |
3976 | connmgr_wants_packet_in_on_miss(ofproto->up.connmgr)) { | |
3977 | rule = ofproto->miss_rule; | |
6d328fa2 SH |
3978 | } |
3979 | } | |
d8227eba JR |
3980 | out: |
3981 | /* Restore port numbers, as they may have been modified above. */ | |
3982 | flow->tp_src = old_tp_src; | |
3983 | flow->tp_dst = old_tp_dst; | |
34dd0d78 JR |
3984 | /* Restore the old in port. */ |
3985 | flow->in_port.ofp_port = old_in_port; | |
6d328fa2 | 3986 | |
34dd0d78 | 3987 | return rule; |
a2143702 BP |
3988 | } |
3989 | ||
7ee20df1 BP |
3990 | static void |
3991 | complete_operation(struct rule_dpif *rule) | |
15aaf599 | 3992 | OVS_REQUIRES(ofproto_mutex) |
7ee20df1 BP |
3993 | { |
3994 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(rule->up.ofproto); | |
3995 | ||
a1616063 | 3996 | ofproto->backer->need_revalidate = REV_FLOW_TABLE; |
7ee20df1 BP |
3997 | } |
3998 | ||
70742c7f EJ |
3999 | static struct rule_dpif *rule_dpif_cast(const struct rule *rule) |
4000 | { | |
4001 | return rule ? CONTAINER_OF(rule, struct rule_dpif, up) : NULL; | |
4002 | } | |
4003 | ||
abe529af BP |
4004 | static struct rule * |
4005 | rule_alloc(void) | |
4006 | { | |
3da29e32 | 4007 | struct rule_dpif *rule = xzalloc(sizeof *rule); |
abe529af BP |
4008 | return &rule->up; |
4009 | } | |
4010 | ||
4011 | static void | |
4012 | rule_dealloc(struct rule *rule_) | |
4013 | { | |
4014 | struct rule_dpif *rule = rule_dpif_cast(rule_); | |
4015 | free(rule); | |
4016 | } | |
4017 | ||
07659514 | 4018 | static enum ofperr |
1b43cf9e | 4019 | check_mask(struct ofproto_dpif *ofproto, const struct miniflow *flow) |
07659514 | 4020 | { |
95619d8c | 4021 | const struct odp_support *support; |
07659514 | 4022 | uint16_t ct_state, ct_zone; |
efba5ae4 | 4023 | ovs_u128 ct_label; |
8e53fe8c | 4024 | uint32_t ct_mark; |
07659514 | 4025 | |
95619d8c | 4026 | support = &ofproto_dpif_get_support(ofproto)->odp; |
1b43cf9e | 4027 | ct_state = MINIFLOW_GET_U16(flow, ct_state); |
11968381 | 4028 | if (support->ct_state && support->ct_zone && support->ct_mark |
7b27258c | 4029 | && support->ct_label && support->ct_state_nat) { |
11968381 JS |
4030 | return ct_state & CS_UNSUPPORTED_MASK ? OFPERR_OFPBMC_BAD_MASK : 0; |
4031 | } | |
4032 | ||
1b43cf9e JS |
4033 | ct_zone = MINIFLOW_GET_U16(flow, ct_zone); |
4034 | ct_mark = MINIFLOW_GET_U32(flow, ct_mark); | |
4035 | ct_label = MINIFLOW_GET_U128(flow, ct_label); | |
07659514 | 4036 | |
95619d8c JS |
4037 | if ((ct_state && !support->ct_state) |
4038 | || (ct_state & CS_UNSUPPORTED_MASK) | |
7b27258c | 4039 | || ((ct_state & (CS_SRC_NAT | CS_DST_NAT)) && !support->ct_state_nat) |
95619d8c JS |
4040 | || (ct_zone && !support->ct_zone) |
4041 | || (ct_mark && !support->ct_mark) | |
4042 | || (!ovs_u128_is_zero(&ct_label) && !support->ct_label)) { | |
4043 | return OFPERR_OFPBMC_BAD_MASK; | |
07659514 | 4044 | } |
95619d8c | 4045 | |
07659514 JS |
4046 | return 0; |
4047 | } | |
4048 | ||
1b43cf9e JS |
4049 | static enum ofperr |
4050 | check_actions(const struct ofproto_dpif *ofproto, | |
4051 | const struct rule_actions *const actions) | |
4052 | { | |
4053 | const struct ofpact *ofpact; | |
4054 | ||
4055 | OFPACT_FOR_EACH (ofpact, actions->ofpacts, actions->ofpacts_len) { | |
4056 | const struct odp_support *support; | |
4057 | const struct ofpact_conntrack *ct; | |
4058 | const struct ofpact *a; | |
4059 | ||
4060 | if (ofpact->type != OFPACT_CT) { | |
4061 | continue; | |
4062 | } | |
4063 | ||
4064 | ct = CONTAINER_OF(ofpact, struct ofpact_conntrack, ofpact); | |
4065 | support = &ofproto_dpif_get_support(ofproto)->odp; | |
4066 | ||
4067 | if (!support->ct_state) { | |
4068 | return OFPERR_OFPBAC_BAD_TYPE; | |
4069 | } | |
4070 | if ((ct->zone_imm || ct->zone_src.field) && !support->ct_zone) { | |
4071 | return OFPERR_OFPBAC_BAD_ARGUMENT; | |
4072 | } | |
4073 | ||
4074 | OFPACT_FOR_EACH(a, ct->actions, ofpact_ct_get_action_len(ct)) { | |
4075 | const struct mf_field *dst = ofpact_get_mf_dst(a); | |
4076 | ||
7b27258c DDP |
4077 | if (a->type == OFPACT_NAT && !support->ct_state_nat) { |
4078 | /* The backer doesn't seem to support the NAT bits in | |
4079 | * 'ct_state': assume that it doesn't support the NAT | |
4080 | * action. */ | |
4081 | return OFPERR_OFPBAC_BAD_TYPE; | |
4082 | } | |
1b43cf9e JS |
4083 | if (dst && ((dst->id == MFF_CT_MARK && !support->ct_mark) |
4084 | || (dst->id == MFF_CT_LABEL && !support->ct_label))) { | |
4085 | return OFPERR_OFPBAC_BAD_SET_ARGUMENT; | |
4086 | } | |
4087 | } | |
4088 | } | |
4089 | ||
4090 | return 0; | |
4091 | } | |
4092 | ||
4093 | static enum ofperr | |
4094 | rule_check(struct rule *rule) | |
4095 | { | |
4096 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(rule->ofproto); | |
4097 | enum ofperr err; | |
4098 | ||
4099 | err = check_mask(ofproto, &rule->cr.match.mask->masks); | |
4100 | if (err) { | |
4101 | return err; | |
4102 | } | |
4103 | return check_actions(ofproto, rule->actions); | |
4104 | } | |
4105 | ||
90bf1e07 | 4106 | static enum ofperr |
abe529af | 4107 | rule_construct(struct rule *rule_) |
dc437090 | 4108 | OVS_NO_THREAD_SAFETY_ANALYSIS |
abe529af BP |
4109 | { |
4110 | struct rule_dpif *rule = rule_dpif_cast(rule_); | |
07659514 JS |
4111 | int error; |
4112 | ||
4113 | error = rule_check(rule_); | |
4114 | if (error) { | |
4115 | return error; | |
4116 | } | |
4117 | ||
97ba2d36 | 4118 | ovs_mutex_init_adaptive(&rule->stats_mutex); |
1a4ec18d JS |
4119 | rule->stats.n_packets = 0; |
4120 | rule->stats.n_bytes = 0; | |
4121 | rule->stats.used = rule->up.modified; | |
888ac0d7 | 4122 | rule->recirc_id = 0; |
39c94593 | 4123 | rule->new_rule = NULL; |
888ac0d7 | 4124 | |
abe529af BP |
4125 | return 0; |
4126 | } | |
4127 | ||
39c94593 JR |
4128 | static void |
4129 | rule_insert(struct rule *rule_, struct rule *old_rule_, bool forward_stats) | |
15aaf599 | 4130 | OVS_REQUIRES(ofproto_mutex) |
abe529af | 4131 | { |
9fbe253e | 4132 | struct rule_dpif *rule = rule_dpif_cast(rule_); |
39c94593 JR |
4133 | |
4134 | if (old_rule_ && forward_stats) { | |
4135 | struct rule_dpif *old_rule = rule_dpif_cast(old_rule_); | |
4136 | ||
4137 | ovs_assert(!old_rule->new_rule); | |
4138 | ||
4139 | /* Take a reference to the new rule, and refer all stats updates from | |
4140 | * the old rule to the new rule. */ | |
4141 | rule_dpif_ref(rule); | |
4142 | ||
4143 | ovs_mutex_lock(&old_rule->stats_mutex); | |
4144 | ovs_mutex_lock(&rule->stats_mutex); | |
4145 | old_rule->new_rule = rule; /* Forward future stats. */ | |
4146 | rule->stats = old_rule->stats; /* Transfer stats to the new rule. */ | |
4147 | ovs_mutex_unlock(&rule->stats_mutex); | |
4148 | ovs_mutex_unlock(&old_rule->stats_mutex); | |
4149 | } | |
4150 | ||
9fbe253e | 4151 | complete_operation(rule); |
8037acb4 BP |
4152 | } |
4153 | ||
4154 | static void | |
4155 | rule_delete(struct rule *rule_) | |
15aaf599 | 4156 | OVS_REQUIRES(ofproto_mutex) |
8037acb4 BP |
4157 | { |
4158 | struct rule_dpif *rule = rule_dpif_cast(rule_); | |
4159 | complete_operation(rule); | |
4160 | } | |
4161 | ||
4162 | static void | |
4163 | rule_destruct(struct rule *rule_) | |
39c94593 | 4164 | OVS_NO_THREAD_SAFETY_ANALYSIS |
8037acb4 BP |
4165 | { |
4166 | struct rule_dpif *rule = rule_dpif_cast(rule_); | |
888ac0d7 | 4167 | |
9fbe253e | 4168 | ovs_mutex_destroy(&rule->stats_mutex); |
39c94593 JR |
4169 | /* Release reference to the new rule, if any. */ |
4170 | if (rule->new_rule) { | |
4171 | rule_dpif_unref(rule->new_rule); | |
4172 | } | |
888ac0d7 | 4173 | if (rule->recirc_id) { |
e672ff9b | 4174 | recirc_free_id(rule->recirc_id); |
888ac0d7 | 4175 | } |
abe529af BP |
4176 | } |
4177 | ||
4178 | static void | |
dc437090 JR |
4179 | rule_get_stats(struct rule *rule_, uint64_t *packets, uint64_t *bytes, |
4180 | long long int *used) | |
abe529af BP |
4181 | { |
4182 | struct rule_dpif *rule = rule_dpif_cast(rule_); | |
abe529af | 4183 | |
9fbe253e | 4184 | ovs_mutex_lock(&rule->stats_mutex); |
39c94593 JR |
4185 | if (OVS_UNLIKELY(rule->new_rule)) { |
4186 | rule_get_stats(&rule->new_rule->up, packets, bytes, used); | |
4187 | } else { | |
4188 | *packets = rule->stats.n_packets; | |
4189 | *bytes = rule->stats.n_bytes; | |
4190 | *used = rule->stats.used; | |
4191 | } | |
9fbe253e | 4192 | ovs_mutex_unlock(&rule->stats_mutex); |
abe529af BP |
4193 | } |
4194 | ||
0a740f48 EJ |
4195 | static void |
4196 | rule_dpif_execute(struct rule_dpif *rule, const struct flow *flow, | |
cf62fa4c | 4197 | struct dp_packet *packet) |
abe529af | 4198 | { |
419460f4 AW |
4199 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(rule->up.ofproto); |
4200 | ||
4201 | ofproto_dpif_execute_actions(ofproto, flow, rule, NULL, 0, packet); | |
0a740f48 | 4202 | } |
5bf0e941 | 4203 | |
0a740f48 EJ |
4204 | static enum ofperr |
4205 | rule_execute(struct rule *rule, const struct flow *flow, | |
cf62fa4c | 4206 | struct dp_packet *packet) |
0a740f48 EJ |
4207 | { |
4208 | rule_dpif_execute(rule_dpif_cast(rule), flow, packet); | |
cf62fa4c | 4209 | dp_packet_delete(packet); |
5bf0e941 | 4210 | return 0; |
abe529af BP |
4211 | } |
4212 | ||
00430a3f SH |
4213 | static struct group_dpif *group_dpif_cast(const struct ofgroup *group) |
4214 | { | |
4215 | return group ? CONTAINER_OF(group, struct group_dpif, up) : NULL; | |
4216 | } | |
4217 | ||
4218 | static struct ofgroup * | |
4219 | group_alloc(void) | |
4220 | { | |
4221 | struct group_dpif *group = xzalloc(sizeof *group); | |
4222 | return &group->up; | |
4223 | } | |
4224 | ||
4225 | static void | |
4226 | group_dealloc(struct ofgroup *group_) | |
4227 | { | |
4228 | struct group_dpif *group = group_dpif_cast(group_); | |
4229 | free(group); | |
4230 | } | |
4231 | ||
4232 | static void | |
4233 | group_construct_stats(struct group_dpif *group) | |
4234 | OVS_REQUIRES(group->stats_mutex) | |
4235 | { | |
1e684d7d | 4236 | struct ofputil_bucket *bucket; |
ca6ba700 | 4237 | const struct ovs_list *buckets; |
1e684d7d | 4238 | |
00430a3f SH |
4239 | group->packet_count = 0; |
4240 | group->byte_count = 0; | |
1e684d7d RW |
4241 | |
4242 | group_dpif_get_buckets(group, &buckets); | |
4243 | LIST_FOR_EACH (bucket, list_node, buckets) { | |
4244 | bucket->stats.packet_count = 0; | |
4245 | bucket->stats.byte_count = 0; | |
00430a3f SH |
4246 | } |
4247 | } | |
4248 | ||
1e684d7d RW |
4249 | void |
4250 | group_dpif_credit_stats(struct group_dpif *group, | |
4251 | struct ofputil_bucket *bucket, | |
4252 | const struct dpif_flow_stats *stats) | |
4253 | { | |
4254 | ovs_mutex_lock(&group->stats_mutex); | |
4255 | group->packet_count += stats->n_packets; | |
4256 | group->byte_count += stats->n_bytes; | |
4257 | if (bucket) { | |
4258 | bucket->stats.packet_count += stats->n_packets; | |
4259 | bucket->stats.byte_count += stats->n_bytes; | |
4260 | } else { /* Credit to all buckets */ | |
ca6ba700 | 4261 | const struct ovs_list *buckets; |
1e684d7d RW |
4262 | |
4263 | group_dpif_get_buckets(group, &buckets); | |
4264 | LIST_FOR_EACH (bucket, list_node, buckets) { | |
4265 | bucket->stats.packet_count += stats->n_packets; | |
4266 | bucket->stats.byte_count += stats->n_bytes; | |
4267 | } | |
4268 | } | |
4269 | ovs_mutex_unlock(&group->stats_mutex); | |
4270 | } | |
4271 | ||
00430a3f SH |
4272 | static enum ofperr |
4273 | group_construct(struct ofgroup *group_) | |
4274 | { | |
4275 | struct group_dpif *group = group_dpif_cast(group_); | |
5a070238 | 4276 | |
97ba2d36 | 4277 | ovs_mutex_init_adaptive(&group->stats_mutex); |
00430a3f SH |
4278 | ovs_mutex_lock(&group->stats_mutex); |
4279 | group_construct_stats(group); | |
4280 | ovs_mutex_unlock(&group->stats_mutex); | |
4281 | return 0; | |
4282 | } | |
4283 | ||
00430a3f SH |
4284 | static void |
4285 | group_destruct(struct ofgroup *group_) | |
4286 | { | |
4287 | struct group_dpif *group = group_dpif_cast(group_); | |
00430a3f SH |
4288 | ovs_mutex_destroy(&group->stats_mutex); |
4289 | } | |
4290 | ||
4291 | static enum ofperr | |
809c7548 | 4292 | group_modify(struct ofgroup *group_) |
00430a3f | 4293 | { |
4c9dbc0b | 4294 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(group_->ofproto); |
00430a3f | 4295 | |
4c9dbc0b BP |
4296 | ofproto->backer->need_revalidate = REV_FLOW_TABLE; |
4297 | ||
00430a3f SH |
4298 | return 0; |
4299 | } | |
4300 | ||
4301 | static enum ofperr | |
4302 | group_get_stats(const struct ofgroup *group_, struct ofputil_group_stats *ogs) | |
4303 | { | |
4304 | struct group_dpif *group = group_dpif_cast(group_); | |
1e684d7d | 4305 | struct ofputil_bucket *bucket; |
ca6ba700 | 4306 | const struct ovs_list *buckets; |
1e684d7d | 4307 | struct bucket_counter *bucket_stats; |
00430a3f | 4308 | |
00430a3f SH |
4309 | ovs_mutex_lock(&group->stats_mutex); |
4310 | ogs->packet_count = group->packet_count; | |
4311 | ogs->byte_count = group->byte_count; | |
1e684d7d RW |
4312 | |
4313 | group_dpif_get_buckets(group, &buckets); | |
4314 | bucket_stats = ogs->bucket_stats; | |
4315 | LIST_FOR_EACH (bucket, list_node, buckets) { | |
4316 | bucket_stats->packet_count = bucket->stats.packet_count; | |
4317 | bucket_stats->byte_count = bucket->stats.byte_count; | |
4318 | bucket_stats++; | |
4319 | } | |
00430a3f SH |
4320 | ovs_mutex_unlock(&group->stats_mutex); |
4321 | ||
4322 | return 0; | |
4323 | } | |
f4fb341b | 4324 | |
809c7548 RW |
4325 | /* If the group exists, this function increments the groups's reference count. |
4326 | * | |
4327 | * Make sure to call group_dpif_unref() after no longer needing to maintain | |
4328 | * a reference to the group. */ | |
f4fb341b SH |
4329 | bool |
4330 | group_dpif_lookup(struct ofproto_dpif *ofproto, uint32_t group_id, | |
4331 | struct group_dpif **group) | |
f4fb341b SH |
4332 | { |
4333 | struct ofgroup *ofgroup; | |
4334 | bool found; | |
4335 | ||
f4fb341b SH |
4336 | found = ofproto_group_lookup(&ofproto->up, group_id, &ofgroup); |
4337 | *group = found ? group_dpif_cast(ofgroup) : NULL; | |
4338 | ||
4339 | return found; | |
4340 | } | |
4341 | ||
f4fb341b SH |
4342 | void |
4343 | group_dpif_get_buckets(const struct group_dpif *group, | |
ca6ba700 | 4344 | const struct ovs_list **buckets) |
f4fb341b SH |
4345 | { |
4346 | *buckets = &group->up.buckets; | |
4347 | } | |
4348 | ||
4349 | enum ofp11_group_type | |
4350 | group_dpif_get_type(const struct group_dpif *group) | |
4351 | { | |
4352 | return group->up.type; | |
4353 | } | |
7565c3e4 SH |
4354 | |
4355 | const char * | |
4356 | group_dpif_get_selection_method(const struct group_dpif *group) | |
4357 | { | |
4358 | return group->up.props.selection_method; | |
4359 | } | |
abe529af | 4360 | \f |
97d6520b | 4361 | /* Sends 'packet' out 'ofport'. |
52a90c29 | 4362 | * May modify 'packet'. |
abe529af | 4363 | * Returns 0 if successful, otherwise a positive errno value. */ |
91d6cd12 | 4364 | int |
cf62fa4c | 4365 | ofproto_dpif_send_packet(const struct ofport_dpif *ofport, struct dp_packet *packet) |
abe529af | 4366 | { |
79e15b78 | 4367 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofport->up.ofproto); |
abe529af BP |
4368 | int error; |
4369 | ||
91d6cd12 | 4370 | error = xlate_send_packet(ofport, packet); |
79e15b78 | 4371 | |
0da3c61b | 4372 | ovs_mutex_lock(&ofproto->stats_mutex); |
79e15b78 | 4373 | ofproto->stats.tx_packets++; |
cf62fa4c | 4374 | ofproto->stats.tx_bytes += dp_packet_size(packet); |
0da3c61b | 4375 | ovs_mutex_unlock(&ofproto->stats_mutex); |
abe529af BP |
4376 | return error; |
4377 | } | |
0c4b9393 SH |
4378 | |
4379 | uint64_t | |
4380 | group_dpif_get_selection_method_param(const struct group_dpif *group) | |
4381 | { | |
4382 | return group->up.props.selection_method_param; | |
4383 | } | |
4384 | ||
4385 | const struct field_array * | |
4386 | group_dpif_get_fields(const struct group_dpif *group) | |
4387 | { | |
4388 | return &group->up.props.fields; | |
4389 | } | |
9583bc14 | 4390 | \f |
b5cbbcf6 AZ |
4391 | /* Return the version string of the datapath that backs up |
4392 | * this 'ofproto'. | |
4393 | */ | |
4394 | static const char * | |
4395 | get_datapath_version(const struct ofproto *ofproto_) | |
4396 | { | |
4397 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
4398 | ||
4399 | return ofproto->backer->dp_version_string; | |
4400 | } | |
4401 | ||
9583bc14 EJ |
4402 | static bool |
4403 | set_frag_handling(struct ofproto *ofproto_, | |
4404 | enum ofp_config_flags frag_handling) | |
abe529af BP |
4405 | { |
4406 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
7257b535 | 4407 | if (frag_handling != OFPC_FRAG_REASM) { |
2cc3c58e | 4408 | ofproto->backer->need_revalidate = REV_RECONFIGURE; |
7257b535 BP |
4409 | return true; |
4410 | } else { | |
4411 | return false; | |
4412 | } | |
abe529af BP |
4413 | } |
4414 | ||
90bf1e07 | 4415 | static enum ofperr |
cf62fa4c | 4416 | packet_out(struct ofproto *ofproto_, struct dp_packet *packet, |
abe529af | 4417 | const struct flow *flow, |
f25d0cf3 | 4418 | const struct ofpact *ofpacts, size_t ofpacts_len) |
abe529af | 4419 | { |
419460f4 AW |
4420 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); |
4421 | ||
4422 | ofproto_dpif_execute_actions(ofproto, flow, NULL, ofpacts, | |
4423 | ofpacts_len, packet); | |
548de4dd | 4424 | return 0; |
abe529af | 4425 | } |
6fca1ffb BP |
4426 | \f |
4427 | /* NetFlow. */ | |
4428 | ||
4429 | static int | |
4430 | set_netflow(struct ofproto *ofproto_, | |
4431 | const struct netflow_options *netflow_options) | |
4432 | { | |
4433 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
4434 | ||
4435 | if (netflow_options) { | |
4436 | if (!ofproto->netflow) { | |
4437 | ofproto->netflow = netflow_create(); | |
7bab1576 | 4438 | ofproto->backer->need_revalidate = REV_RECONFIGURE; |
6fca1ffb BP |
4439 | } |
4440 | return netflow_set_options(ofproto->netflow, netflow_options); | |
7bab1576 EJ |
4441 | } else if (ofproto->netflow) { |
4442 | ofproto->backer->need_revalidate = REV_RECONFIGURE; | |
8e407f27 | 4443 | netflow_unref(ofproto->netflow); |
6fca1ffb | 4444 | ofproto->netflow = NULL; |
6fca1ffb | 4445 | } |
7bab1576 EJ |
4446 | |
4447 | return 0; | |
6fca1ffb | 4448 | } |
abe529af BP |
4449 | |
4450 | static void | |
4451 | get_netflow_ids(const struct ofproto *ofproto_, | |
4452 | uint8_t *engine_type, uint8_t *engine_id) | |
4453 | { | |
4454 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofproto_); | |
4455 | ||
acf60855 | 4456 | dpif_get_netflow_ids(ofproto->backer->dpif, engine_type, engine_id); |
abe529af BP |
4457 | } |
4458 | \f | |
4459 | static struct ofproto_dpif * | |
4460 | ofproto_dpif_lookup(const char *name) | |
4461 | { | |
b44a10b7 BP |
4462 | struct ofproto_dpif *ofproto; |
4463 | ||
4464 | HMAP_FOR_EACH_WITH_HASH (ofproto, all_ofproto_dpifs_node, | |
4465 | hash_string(name, 0), &all_ofproto_dpifs) { | |
4466 | if (!strcmp(ofproto->up.name, name)) { | |
4467 | return ofproto; | |
4468 | } | |
4469 | } | |
4470 | return NULL; | |
abe529af BP |
4471 | } |
4472 | ||
f0a3aa2e | 4473 | static void |
96e466a3 | 4474 | ofproto_unixctl_fdb_flush(struct unixctl_conn *conn, int argc, |
0e15264f | 4475 | const char *argv[], void *aux OVS_UNUSED) |
f0a3aa2e | 4476 | { |
490df1ef | 4477 | struct ofproto_dpif *ofproto; |
f0a3aa2e | 4478 | |
96e466a3 EJ |
4479 | if (argc > 1) { |
4480 | ofproto = ofproto_dpif_lookup(argv[1]); | |
4481 | if (!ofproto) { | |
bde9f75d | 4482 | unixctl_command_reply_error(conn, "no such bridge"); |
96e466a3 EJ |
4483 | return; |
4484 | } | |
509c0149 | 4485 | ovs_rwlock_wrlock(&ofproto->ml->rwlock); |
30618594 | 4486 | mac_learning_flush(ofproto->ml); |
509c0149 | 4487 | ovs_rwlock_unlock(&ofproto->ml->rwlock); |
96e466a3 EJ |
4488 | } else { |
4489 | HMAP_FOR_EACH (ofproto, all_ofproto_dpifs_node, &all_ofproto_dpifs) { | |
509c0149 | 4490 | ovs_rwlock_wrlock(&ofproto->ml->rwlock); |
30618594 | 4491 | mac_learning_flush(ofproto->ml); |
509c0149 | 4492 | ovs_rwlock_unlock(&ofproto->ml->rwlock); |
96e466a3 | 4493 | } |
f0a3aa2e | 4494 | } |
f0a3aa2e | 4495 | |
bde9f75d | 4496 | unixctl_command_reply(conn, "table successfully flushed"); |
f0a3aa2e AA |
4497 | } |
4498 | ||
08fdcc12 FL |
4499 | static void |
4500 | ofproto_unixctl_mcast_snooping_flush(struct unixctl_conn *conn, int argc, | |
4501 | const char *argv[], void *aux OVS_UNUSED) | |
4502 | { | |
4503 | struct ofproto_dpif *ofproto; | |
4504 | ||
4505 | if (argc > 1) { | |
4506 | ofproto = ofproto_dpif_lookup(argv[1]); | |
4507 | if (!ofproto) { | |
4508 | unixctl_command_reply_error(conn, "no such bridge"); | |
4509 | return; | |
4510 | } | |
4511 | ||
4512 | if (!mcast_snooping_enabled(ofproto->ms)) { | |
4513 | unixctl_command_reply_error(conn, "multicast snooping is disabled"); | |
4514 | return; | |
4515 | } | |
4516 | mcast_snooping_mdb_flush(ofproto->ms); | |
4517 | } else { | |
4518 | HMAP_FOR_EACH (ofproto, all_ofproto_dpifs_node, &all_ofproto_dpifs) { | |
4519 | if (!mcast_snooping_enabled(ofproto->ms)) { | |
4520 | continue; | |
4521 | } | |
4522 | mcast_snooping_mdb_flush(ofproto->ms); | |
4523 | } | |
4524 | } | |
4525 | ||
4526 | unixctl_command_reply(conn, "table successfully flushed"); | |
4527 | } | |
4528 | ||
46c88433 EJ |
4529 | static struct ofport_dpif * |
4530 | ofbundle_get_a_port(const struct ofbundle *bundle) | |
4531 | { | |
4532 | return CONTAINER_OF(list_front(&bundle->ports), struct ofport_dpif, | |
4533 | bundle_node); | |
4534 | } | |
4535 | ||
abe529af | 4536 | static void |
0e15264f BP |
4537 | ofproto_unixctl_fdb_show(struct unixctl_conn *conn, int argc OVS_UNUSED, |
4538 | const char *argv[], void *aux OVS_UNUSED) | |
abe529af BP |
4539 | { |
4540 | struct ds ds = DS_EMPTY_INITIALIZER; | |
4541 | const struct ofproto_dpif *ofproto; | |
4542 | const struct mac_entry *e; | |
4543 | ||
0e15264f | 4544 | ofproto = ofproto_dpif_lookup(argv[1]); |
abe529af | 4545 | if (!ofproto) { |
bde9f75d | 4546 | unixctl_command_reply_error(conn, "no such bridge"); |
abe529af BP |
4547 | return; |
4548 | } | |
4549 | ||
4550 | ds_put_cstr(&ds, " port VLAN MAC Age\n"); | |
509c0149 | 4551 | ovs_rwlock_rdlock(&ofproto->ml->rwlock); |
abe529af | 4552 | LIST_FOR_EACH (e, lru_node, &ofproto->ml->lrus) { |
9d078ec2 | 4553 | struct ofbundle *bundle = mac_entry_get_port(ofproto->ml, e); |
ad28062f BP |
4554 | char name[OFP_MAX_PORT_NAME_LEN]; |
4555 | ||
4556 | ofputil_port_to_string(ofbundle_get_a_port(bundle)->up.ofp_port, | |
4557 | name, sizeof name); | |
4558 | ds_put_format(&ds, "%5s %4d "ETH_ADDR_FMT" %3d\n", | |
4559 | name, e->vlan, ETH_ADDR_ARGS(e->mac), | |
e764773c | 4560 | mac_entry_age(ofproto->ml, e)); |
abe529af | 4561 | } |
509c0149 | 4562 | ovs_rwlock_unlock(&ofproto->ml->rwlock); |
bde9f75d | 4563 | unixctl_command_reply(conn, ds_cstr(&ds)); |
abe529af BP |
4564 | ds_destroy(&ds); |
4565 | } | |
4566 | ||
08fdcc12 FL |
4567 | static void |
4568 | ofproto_unixctl_mcast_snooping_show(struct unixctl_conn *conn, | |
4569 | int argc OVS_UNUSED, | |
4570 | const char *argv[], | |
4571 | void *aux OVS_UNUSED) | |
4572 | { | |
4573 | struct ds ds = DS_EMPTY_INITIALIZER; | |
4574 | const struct ofproto_dpif *ofproto; | |
4575 | const struct ofbundle *bundle; | |
4576 | const struct mcast_group *grp; | |
4577 | struct mcast_group_bundle *b; | |
4578 | struct mcast_mrouter_bundle *mrouter; | |
4579 | ||
4580 | ofproto = ofproto_dpif_lookup(argv[1]); | |
4581 | if (!ofproto) { | |
4582 | unixctl_command_reply_error(conn, "no such bridge"); | |
4583 | return; | |
4584 | } | |
4585 | ||
4586 | if (!mcast_snooping_enabled(ofproto->ms)) { | |
4587 | unixctl_command_reply_error(conn, "multicast snooping is disabled"); | |
4588 | return; | |
4589 | } | |
4590 | ||
4591 | ds_put_cstr(&ds, " port VLAN GROUP Age\n"); | |
4592 | ovs_rwlock_rdlock(&ofproto->ms->rwlock); | |
4593 | LIST_FOR_EACH (grp, group_node, &ofproto->ms->group_lru) { | |
4594 | LIST_FOR_EACH(b, bundle_node, &grp->bundle_lru) { | |
4595 | char name[OFP_MAX_PORT_NAME_LEN]; | |
4596 | ||
4597 | bundle = b->port; | |
4598 | ofputil_port_to_string(ofbundle_get_a_port(bundle)->up.ofp_port, | |
4599 | name, sizeof name); | |
964a4d5f | 4600 | ds_put_format(&ds, "%5s %4d ", name, grp->vlan); |
ac6d120f | 4601 | ipv6_format_mapped(&grp->addr, &ds); |
964a4d5f | 4602 | ds_put_format(&ds, " %3d\n", |
08fdcc12 FL |
4603 | mcast_bundle_age(ofproto->ms, b)); |
4604 | } | |
4605 | } | |
4606 | ||
4607 | /* ports connected to multicast routers */ | |
4608 | LIST_FOR_EACH(mrouter, mrouter_node, &ofproto->ms->mrouter_lru) { | |
4609 | char name[OFP_MAX_PORT_NAME_LEN]; | |
4610 | ||
4611 | bundle = mrouter->port; | |
4612 | ofputil_port_to_string(ofbundle_get_a_port(bundle)->up.ofp_port, | |
4613 | name, sizeof name); | |
c4bb1f8b | 4614 | ds_put_format(&ds, "%5s %4d querier %3d\n", |
08fdcc12 FL |
4615 | name, mrouter->vlan, |
4616 | mcast_mrouter_age(ofproto->ms, mrouter)); | |
4617 | } | |
4618 | ovs_rwlock_unlock(&ofproto->ms->rwlock); | |
4619 | unixctl_command_reply(conn, ds_cstr(&ds)); | |
4620 | ds_destroy(&ds); | |
4621 | } | |
4622 | ||
6a6455e5 | 4623 | struct trace_ctx { |
bbafd73b EJ |
4624 | struct xlate_out xout; |
4625 | struct xlate_in xin; | |
ce58df5b | 4626 | const struct flow *key; |
abe529af BP |
4627 | struct flow flow; |
4628 | struct ds *result; | |
1520ef4f BP |
4629 | struct flow_wildcards wc; |
4630 | struct ofpbuf odp_actions; | |
abe529af BP |
4631 | }; |
4632 | ||
4633 | static void | |
4d0acc70 | 4634 | trace_format_rule(struct ds *result, int level, const struct rule_dpif *rule) |
abe529af | 4635 | { |
dc723c44 | 4636 | const struct rule_actions *actions; |
15aaf599 BP |
4637 | ovs_be64 cookie; |
4638 | ||
abe529af BP |
4639 | ds_put_char_multiple(result, '\t', level); |
4640 | if (!rule) { | |
4641 | ds_put_cstr(result, "No match\n"); | |
4642 | return; | |
4643 | } | |
4644 | ||
15aaf599 BP |
4645 | ovs_mutex_lock(&rule->up.mutex); |
4646 | cookie = rule->up.flow_cookie; | |
4647 | ovs_mutex_unlock(&rule->up.mutex); | |
4648 | ||
29901626 | 4649 | ds_put_format(result, "Rule: table=%"PRIu8" cookie=%#"PRIx64" ", |
15aaf599 | 4650 | rule ? rule->up.table_id : 0, ntohll(cookie)); |
79feb7df | 4651 | cls_rule_format(&rule->up.cr, result); |
abe529af BP |
4652 | ds_put_char(result, '\n'); |
4653 | ||
15aaf599 BP |
4654 | actions = rule_dpif_get_actions(rule); |
4655 | ||
abe529af | 4656 | ds_put_char_multiple(result, '\t', level); |
455ecd77 | 4657 | ds_put_cstr(result, "OpenFlow actions="); |
15aaf599 | 4658 | ofpacts_format(actions->ofpacts, actions->ofpacts_len, result); |
abe529af BP |
4659 | ds_put_char(result, '\n'); |
4660 | } | |
4661 | ||
4662 | static void | |
4663 | trace_format_flow(struct ds *result, int level, const char *title, | |
bbafd73b | 4664 | struct trace_ctx *trace) |
abe529af BP |
4665 | { |
4666 | ds_put_char_multiple(result, '\t', level); | |
4667 | ds_put_format(result, "%s: ", title); | |
ce58df5b JR |
4668 | /* Do not report unchanged flows for resubmits. */ |
4669 | if ((level > 0 && flow_equal(&trace->xin.flow, &trace->flow)) | |
4670 | || (level == 0 && flow_equal(&trace->xin.flow, trace->key))) { | |
abe529af BP |
4671 | ds_put_cstr(result, "unchanged"); |
4672 | } else { | |
bbafd73b EJ |
4673 | flow_format(result, &trace->xin.flow); |
4674 | trace->flow = trace->xin.flow; | |
abe529af BP |
4675 | } |
4676 | ds_put_char(result, '\n'); | |
4677 | } | |
4678 | ||
eb9e1c26 EJ |
4679 | static void |
4680 | trace_format_regs(struct ds *result, int level, const char *title, | |
6a6455e5 | 4681 | struct trace_ctx *trace) |
eb9e1c26 EJ |
4682 | { |
4683 | size_t i; | |
4684 | ||
4685 | ds_put_char_multiple(result, '\t', level); | |
4686 | ds_put_format(result, "%s:", title); | |
4687 | for (i = 0; i < FLOW_N_REGS; i++) { | |
34582733 | 4688 | ds_put_format(result, " reg%"PRIuSIZE"=0x%"PRIx32, i, trace->flow.regs[i]); |
eb9e1c26 EJ |
4689 | } |
4690 | ds_put_char(result, '\n'); | |
4691 | } | |
4692 | ||
1ed8d352 EJ |
4693 | static void |
4694 | trace_format_odp(struct ds *result, int level, const char *title, | |
6a6455e5 | 4695 | struct trace_ctx *trace) |
1ed8d352 | 4696 | { |
1520ef4f | 4697 | struct ofpbuf *odp_actions = &trace->odp_actions; |
1ed8d352 EJ |
4698 | |
4699 | ds_put_char_multiple(result, '\t', level); | |
4700 | ds_put_format(result, "%s: ", title); | |
6fd6ed71 | 4701 | format_odp_actions(result, odp_actions->data, odp_actions->size); |
1ed8d352 EJ |
4702 | ds_put_char(result, '\n'); |
4703 | } | |
4704 | ||
41a91a0b AW |
4705 | static void |
4706 | trace_format_megaflow(struct ds *result, int level, const char *title, | |
4707 | struct trace_ctx *trace) | |
4708 | { | |
4709 | struct match match; | |
4710 | ||
4711 | ds_put_char_multiple(result, '\t', level); | |
4712 | ds_put_format(result, "%s: ", title); | |
1520ef4f | 4713 | match_init(&match, trace->key, &trace->wc); |
41a91a0b AW |
4714 | match_format(&match, result, OFP_DEFAULT_PRIORITY); |
4715 | ds_put_char(result, '\n'); | |
4716 | } | |
4717 | ||
c1b3756c BP |
4718 | static void trace_report(struct xlate_in *, int recurse, |
4719 | const char *format, ...) | |
4720 | OVS_PRINTF_FORMAT(3, 4); | |
4721 | static void trace_report_valist(struct xlate_in *, int recurse, | |
4722 | const char *format, va_list args) | |
4723 | OVS_PRINTF_FORMAT(3, 0); | |
34dd0d78 | 4724 | |
abe529af | 4725 | static void |
4d0acc70 | 4726 | trace_resubmit(struct xlate_in *xin, struct rule_dpif *rule, int recurse) |
abe529af | 4727 | { |
4d0acc70 | 4728 | struct trace_ctx *trace = CONTAINER_OF(xin, struct trace_ctx, xin); |
abe529af BP |
4729 | struct ds *result = trace->result; |
4730 | ||
34dd0d78 JR |
4731 | if (!recurse) { |
4732 | if (rule == xin->ofproto->miss_rule) { | |
c1b3756c BP |
4733 | trace_report(xin, recurse, |
4734 | "No match, flow generates \"packet in\"s."); | |
34dd0d78 | 4735 | } else if (rule == xin->ofproto->no_packet_in_rule) { |
c1b3756c BP |
4736 | trace_report(xin, recurse, "No match, packets dropped because " |
4737 | "OFPPC_NO_PACKET_IN is set on in_port."); | |
34dd0d78 | 4738 | } else if (rule == xin->ofproto->drop_frags_rule) { |
c1b3756c | 4739 | trace_report(xin, recurse, "Packets dropped because they are IP " |
34dd0d78 | 4740 | "fragments and the fragment handling mode is " |
c1b3756c | 4741 | "\"drop\"."); |
34dd0d78 JR |
4742 | } |
4743 | } | |
4744 | ||
abe529af | 4745 | ds_put_char(result, '\n'); |
a8c31348 BP |
4746 | if (recurse) { |
4747 | trace_format_flow(result, recurse, "Resubmitted flow", trace); | |
4748 | trace_format_regs(result, recurse, "Resubmitted regs", trace); | |
4749 | trace_format_odp(result, recurse, "Resubmitted odp", trace); | |
4750 | trace_format_megaflow(result, recurse, "Resubmitted megaflow", trace); | |
4751 | } | |
4752 | trace_format_rule(result, recurse, rule); | |
abe529af BP |
4753 | } |
4754 | ||
479df176 | 4755 | static void |
c1b3756c BP |
4756 | trace_report_valist(struct xlate_in *xin, int recurse, |
4757 | const char *format, va_list args) | |
479df176 | 4758 | { |
4d0acc70 | 4759 | struct trace_ctx *trace = CONTAINER_OF(xin, struct trace_ctx, xin); |
479df176 BP |
4760 | struct ds *result = trace->result; |
4761 | ||
4d0acc70 | 4762 | ds_put_char_multiple(result, '\t', recurse); |
c1b3756c | 4763 | ds_put_format_valist(result, format, args); |
479df176 BP |
4764 | ds_put_char(result, '\n'); |
4765 | } | |
4766 | ||
c1b3756c BP |
4767 | static void |
4768 | trace_report(struct xlate_in *xin, int recurse, const char *format, ...) | |
4769 | { | |
4770 | va_list args; | |
4771 | ||
4772 | va_start(args, format); | |
4773 | trace_report_valist(xin, recurse, format, args); | |
4774 | va_end(args); | |
4775 | } | |
4776 | ||
b6f00895 BP |
4777 | /* Parses the 'argc' elements of 'argv', ignoring argv[0]. The following |
4778 | * forms are supported: | |
4779 | * | |
4780 | * - [dpname] odp_flow [-generate | packet] | |
4781 | * - bridge br_flow [-generate | packet] | |
4782 | * | |
4783 | * On success, initializes '*ofprotop' and 'flow' and returns NULL. On failure | |
316078c7 | 4784 | * returns a nonnull malloced error message. */ |
cab50449 | 4785 | static char * OVS_WARN_UNUSED_RESULT |
b6f00895 BP |
4786 | parse_flow_and_packet(int argc, const char *argv[], |
4787 | struct ofproto_dpif **ofprotop, struct flow *flow, | |
cf62fa4c | 4788 | struct dp_packet **packetp) |
abe529af | 4789 | { |
0a37839c | 4790 | const struct dpif_backer *backer = NULL; |
b6f00895 | 4791 | const char *error = NULL; |
316078c7 | 4792 | char *m_err = NULL; |
b6f00895 | 4793 | struct simap port_names = SIMAP_INITIALIZER(&port_names); |
cf62fa4c | 4794 | struct dp_packet *packet; |
b6f00895 BP |
4795 | struct ofpbuf odp_key; |
4796 | struct ofpbuf odp_mask; | |
abe529af | 4797 | |
50aa28fd | 4798 | ofpbuf_init(&odp_key, 0); |
ea5e3887 | 4799 | ofpbuf_init(&odp_mask, 0); |
abe529af | 4800 | |
50aa28fd AW |
4801 | /* Handle "-generate" or a hex string as the last argument. */ |
4802 | if (!strcmp(argv[argc - 1], "-generate")) { | |
cf62fa4c | 4803 | packet = dp_packet_new(0); |
50aa28fd AW |
4804 | argc--; |
4805 | } else { | |
b6f00895 | 4806 | error = eth_from_hex(argv[argc - 1], &packet); |
50aa28fd AW |
4807 | if (!error) { |
4808 | argc--; | |
4809 | } else if (argc == 4) { | |
4810 | /* The 3-argument form must end in "-generate' or a hex string. */ | |
50aa28fd AW |
4811 | goto exit; |
4812 | } | |
316078c7 | 4813 | error = NULL; |
e84173dc | 4814 | } |
876b0e1c | 4815 | |
0a37839c GS |
4816 | /* odp_flow can have its in_port specified as a name instead of port no. |
4817 | * We do not yet know whether a given flow is a odp_flow or a br_flow. | |
4818 | * But, to know whether a flow is odp_flow through odp_flow_from_string(), | |
4819 | * we need to create a simap of name to port no. */ | |
4820 | if (argc == 3) { | |
4821 | const char *dp_type; | |
4822 | if (!strncmp(argv[1], "ovs-", 4)) { | |
4823 | dp_type = argv[1] + 4; | |
4824 | } else { | |
4825 | dp_type = argv[1]; | |
4826 | } | |
4827 | backer = shash_find_data(&all_dpif_backers, dp_type); | |
b6f00895 | 4828 | } else if (argc == 2) { |
0a37839c GS |
4829 | struct shash_node *node; |
4830 | if (shash_count(&all_dpif_backers) == 1) { | |
4831 | node = shash_first(&all_dpif_backers); | |
4832 | backer = node->data; | |
4833 | } | |
b6f00895 BP |
4834 | } else { |
4835 | error = "Syntax error"; | |
4836 | goto exit; | |
0a37839c GS |
4837 | } |
4838 | if (backer && backer->dpif) { | |
4839 | struct dpif_port dpif_port; | |
4840 | struct dpif_port_dump port_dump; | |
4841 | DPIF_PORT_FOR_EACH (&dpif_port, &port_dump, backer->dpif) { | |
4842 | simap_put(&port_names, dpif_port.name, | |
4843 | odp_to_u32(dpif_port.port_no)); | |
4844 | } | |
4845 | } | |
4846 | ||
50aa28fd AW |
4847 | /* Parse the flow and determine whether a datapath or |
4848 | * bridge is specified. If function odp_flow_key_from_string() | |
4849 | * returns 0, the flow is a odp_flow. If function | |
316078c7 | 4850 | * parse_ofp_exact_flow() returns NULL, the flow is a br_flow. */ |
b6f00895 BP |
4851 | if (!odp_flow_from_string(argv[argc - 1], &port_names, |
4852 | &odp_key, &odp_mask)) { | |
0a37839c | 4853 | if (!backer) { |
b6f00895 | 4854 | error = "Cannot find the datapath"; |
0a37839c | 4855 | goto exit; |
876b0e1c | 4856 | } |
8b3b8dd1 | 4857 | |
6fd6ed71 | 4858 | if (odp_flow_key_to_flow(odp_key.data, odp_key.size, flow) == ODP_FIT_ERROR) { |
5dd63cf5 | 4859 | error = "Failed to parse datapath flow key"; |
cc377352 EJ |
4860 | goto exit; |
4861 | } | |
4862 | ||
ef377a58 JR |
4863 | *ofprotop = xlate_lookup_ofproto(backer, flow, |
4864 | &flow->in_port.ofp_port); | |
4865 | if (*ofprotop == NULL) { | |
b6f00895 | 4866 | error = "Invalid datapath flow"; |
50aa28fd | 4867 | goto exit; |
8b3b8dd1 | 4868 | } |
cc377352 EJ |
4869 | |
4870 | vsp_adjust_flow(*ofprotop, flow, NULL); | |
4871 | ||
316078c7 JR |
4872 | } else { |
4873 | char *err = parse_ofp_exact_flow(flow, NULL, argv[argc - 1], NULL); | |
876b0e1c | 4874 | |
316078c7 | 4875 | if (err) { |
5dd63cf5 | 4876 | m_err = xasprintf("Bad openflow flow syntax: %s", err); |
316078c7 | 4877 | free(err); |
50aa28fd | 4878 | goto exit; |
316078c7 JR |
4879 | } else { |
4880 | if (argc != 3) { | |
4881 | error = "Must specify bridge name"; | |
4882 | goto exit; | |
4883 | } | |
4884 | ||
4885 | *ofprotop = ofproto_dpif_lookup(argv[1]); | |
4886 | if (!*ofprotop) { | |
4887 | error = "Unknown bridge name"; | |
4888 | goto exit; | |
4889 | } | |
50aa28fd | 4890 | } |
abe529af BP |
4891 | } |
4892 | ||
50aa28fd AW |
4893 | /* Generate a packet, if requested. */ |
4894 | if (packet) { | |
cf62fa4c | 4895 | if (!dp_packet_size(packet)) { |
b6f00895 | 4896 | flow_compose(packet, flow); |
50aa28fd | 4897 | } else { |
50aa28fd AW |
4898 | /* Use the metadata from the flow and the packet argument |
4899 | * to reconstruct the flow. */ | |
cf62fa4c PS |
4900 | pkt_metadata_from_flow(&packet->md, flow); |
4901 | flow_extract(packet, flow); | |
50aa28fd AW |
4902 | } |
4903 | } | |
4904 | ||
6a6455e5 | 4905 | exit: |
316078c7 JR |
4906 | if (error && !m_err) { |
4907 | m_err = xstrdup(error); | |
4908 | } | |
4909 | if (m_err) { | |
cf62fa4c | 4910 | dp_packet_delete(packet); |
b6f00895 BP |
4911 | packet = NULL; |
4912 | } | |
4913 | *packetp = packet; | |
6a6455e5 | 4914 | ofpbuf_uninit(&odp_key); |
ea5e3887 | 4915 | ofpbuf_uninit(&odp_mask); |
0a37839c | 4916 | simap_destroy(&port_names); |
316078c7 | 4917 | return m_err; |
b6f00895 BP |
4918 | } |
4919 | ||
4920 | static void | |
4921 | ofproto_unixctl_trace(struct unixctl_conn *conn, int argc, const char *argv[], | |
4922 | void *aux OVS_UNUSED) | |
4923 | { | |
4924 | struct ofproto_dpif *ofproto; | |
cf62fa4c | 4925 | struct dp_packet *packet; |
316078c7 | 4926 | char *error; |
b6f00895 BP |
4927 | struct flow flow; |
4928 | ||
4929 | error = parse_flow_and_packet(argc, argv, &ofproto, &flow, &packet); | |
4930 | if (!error) { | |
4931 | struct ds result; | |
4932 | ||
4933 | ds_init(&result); | |
aee0979b | 4934 | ofproto_trace(ofproto, &flow, packet, NULL, 0, &result); |
b6f00895 BP |
4935 | unixctl_command_reply(conn, ds_cstr(&result)); |
4936 | ds_destroy(&result); | |
cf62fa4c | 4937 | dp_packet_delete(packet); |
b6f00895 BP |
4938 | } else { |
4939 | unixctl_command_reply_error(conn, error); | |
316078c7 | 4940 | free(error); |
b6f00895 | 4941 | } |
6a6455e5 EJ |
4942 | } |
4943 | ||
aee0979b BP |
4944 | static void |
4945 | ofproto_unixctl_trace_actions(struct unixctl_conn *conn, int argc, | |
4946 | const char *argv[], void *aux OVS_UNUSED) | |
4947 | { | |
4948 | enum ofputil_protocol usable_protocols; | |
4949 | struct ofproto_dpif *ofproto; | |
4950 | bool enforce_consistency; | |
4951 | struct ofpbuf ofpacts; | |
cf62fa4c | 4952 | struct dp_packet *packet; |
aee0979b BP |
4953 | struct ds result; |
4954 | struct flow flow; | |
4955 | uint16_t in_port; | |
4956 | ||
4957 | /* Three kinds of error return values! */ | |
4958 | enum ofperr retval; | |
316078c7 | 4959 | char *error; |
aee0979b BP |
4960 | |
4961 | packet = NULL; | |
4962 | ds_init(&result); | |
4963 | ofpbuf_init(&ofpacts, 0); | |
4964 | ||
4965 | /* Parse actions. */ | |
c2d936a4 | 4966 | error = ofpacts_parse_actions(argv[--argc], &ofpacts, &usable_protocols); |
316078c7 JR |
4967 | if (error) { |
4968 | unixctl_command_reply_error(conn, error); | |
4969 | free(error); | |
aee0979b BP |
4970 | goto exit; |
4971 | } | |
4972 | ||
4973 | /* OpenFlow 1.1 and later suggest that the switch enforces certain forms of | |
ba2fe8e9 BP |
4974 | * consistency between the flow and the actions. With -consistent, we |
4975 | * enforce consistency even for a flow supported in OpenFlow 1.0. */ | |
aee0979b BP |
4976 | if (!strcmp(argv[1], "-consistent")) { |
4977 | enforce_consistency = true; | |
4978 | argv++; | |
4979 | argc--; | |
ba2fe8e9 BP |
4980 | } else { |
4981 | enforce_consistency = false; | |
aee0979b BP |
4982 | } |
4983 | ||
4984 | error = parse_flow_and_packet(argc, argv, &ofproto, &flow, &packet); | |
4985 | if (error) { | |
4986 | unixctl_command_reply_error(conn, error); | |
316078c7 | 4987 | free(error); |
aee0979b BP |
4988 | goto exit; |
4989 | } | |
4990 | ||
4991 | /* Do the same checks as handle_packet_out() in ofproto.c. | |
4992 | * | |
b8778a0d | 4993 | * We pass a 'table_id' of 0 to ofpacts_check(), which isn't |
aee0979b BP |
4994 | * strictly correct because these actions aren't in any table, but it's OK |
4995 | * because it 'table_id' is used only to check goto_table instructions, but | |
4996 | * packet-outs take a list of actions and therefore it can't include | |
4997 | * instructions. | |
4998 | * | |
4999 | * We skip the "meter" check here because meter is an instruction, not an | |
5000 | * action, and thus cannot appear in ofpacts. */ | |
5001 | in_port = ofp_to_u16(flow.in_port.ofp_port); | |
5002 | if (in_port >= ofproto->up.max_ports && in_port < ofp_to_u16(OFPP_MAX)) { | |
5003 | unixctl_command_reply_error(conn, "invalid in_port"); | |
5004 | goto exit; | |
5005 | } | |
ba2fe8e9 | 5006 | if (enforce_consistency) { |
89108874 JR |
5007 | retval = ofpacts_check_consistency(ofpacts.data, ofpacts.size, &flow, |
5008 | u16_to_ofp(ofproto->up.max_ports), | |
5009 | 0, ofproto->up.n_tables, | |
5010 | usable_protocols); | |
ba2fe8e9 | 5011 | } else { |
6fd6ed71 | 5012 | retval = ofpacts_check(ofpacts.data, ofpacts.size, &flow, |
89108874 JR |
5013 | u16_to_ofp(ofproto->up.max_ports), 0, |
5014 | ofproto->up.n_tables, &usable_protocols); | |
5015 | } | |
5016 | if (!retval) { | |
5017 | retval = ofproto_check_ofpacts(&ofproto->up, ofpacts.data, | |
5018 | ofpacts.size); | |
ba2fe8e9 BP |
5019 | } |
5020 | ||
aee0979b BP |
5021 | if (retval) { |
5022 | ds_clear(&result); | |
5023 | ds_put_format(&result, "Bad actions: %s", ofperr_to_string(retval)); | |
5024 | unixctl_command_reply_error(conn, ds_cstr(&result)); | |
5025 | goto exit; | |
5026 | } | |
5027 | ||
1f317cb5 | 5028 | ofproto_trace(ofproto, &flow, packet, |
6fd6ed71 | 5029 | ofpacts.data, ofpacts.size, &result); |
aee0979b BP |
5030 | unixctl_command_reply(conn, ds_cstr(&result)); |
5031 | ||
5032 | exit: | |
5033 | ds_destroy(&result); | |
cf62fa4c | 5034 | dp_packet_delete(packet); |
aee0979b BP |
5035 | ofpbuf_uninit(&ofpacts); |
5036 | } | |
5037 | ||
5038 | /* Implements a "trace" through 'ofproto''s flow table, appending a textual | |
5039 | * description of the results to 'ds'. | |
5040 | * | |
5041 | * The trace follows a packet with the specified 'flow' through the flow | |
5042 | * table. 'packet' may be nonnull to trace an actual packet, with consequent | |
5043 | * side effects (if it is nonnull then its flow must be 'flow'). | |
5044 | * | |
5045 | * If 'ofpacts' is nonnull then its 'ofpacts_len' bytes specify the actions to | |
5046 | * trace, otherwise the actions are determined by a flow table lookup. */ | |
ade6ad9c | 5047 | static void |
adcf00ba | 5048 | ofproto_trace(struct ofproto_dpif *ofproto, struct flow *flow, |
cf62fa4c | 5049 | const struct dp_packet *packet, |
aee0979b BP |
5050 | const struct ofpact ofpacts[], size_t ofpacts_len, |
5051 | struct ds *ds) | |
6a6455e5 | 5052 | { |
41a91a0b | 5053 | struct trace_ctx trace; |
fff1b9c0 | 5054 | enum xlate_error error; |
6a6455e5 | 5055 | |
aee0979b | 5056 | ds_put_format(ds, "Bridge: %s\n", ofproto->up.name); |
6a6455e5 EJ |
5057 | ds_put_cstr(ds, "Flow: "); |
5058 | flow_format(ds, flow); | |
5059 | ds_put_char(ds, '\n'); | |
abe529af | 5060 | |
1520ef4f BP |
5061 | ofpbuf_init(&trace.odp_actions, 0); |
5062 | ||
a8c31348 BP |
5063 | trace.result = ds; |
5064 | trace.key = flow; /* Original flow key, used for megaflow. */ | |
5065 | trace.flow = *flow; /* May be modified by actions. */ | |
5066 | xlate_in_init(&trace.xin, ofproto, flow, flow->in_port.ofp_port, NULL, | |
1520ef4f BP |
5067 | ntohs(flow->tcp_flags), packet, &trace.wc, |
5068 | &trace.odp_actions); | |
a8c31348 BP |
5069 | trace.xin.ofpacts = ofpacts; |
5070 | trace.xin.ofpacts_len = ofpacts_len; | |
5071 | trace.xin.resubmit_hook = trace_resubmit; | |
c1b3756c | 5072 | trace.xin.report_hook = trace_report_valist; |
bcd2633a | 5073 | |
fff1b9c0 | 5074 | error = xlate_actions(&trace.xin, &trace.xout); |
a8c31348 BP |
5075 | ds_put_char(ds, '\n'); |
5076 | trace_format_flow(ds, 0, "Final flow", &trace); | |
5077 | trace_format_megaflow(ds, 0, "Megaflow", &trace); | |
bcd2633a | 5078 | |
a8c31348 | 5079 | ds_put_cstr(ds, "Datapath actions: "); |
1520ef4f | 5080 | format_odp_actions(ds, trace.odp_actions.data, trace.odp_actions.size); |
876b0e1c | 5081 | |
fff1b9c0 JR |
5082 | if (error != XLATE_OK) { |
5083 | ds_put_format(ds, "\nTranslation failed (%s), packet is dropped.\n", | |
5084 | xlate_strerror(error)); | |
5085 | } else if (trace.xout.slow) { | |
a8c31348 | 5086 | enum slow_path_reason slow; |
04594cd5 | 5087 | |
a8c31348 BP |
5088 | ds_put_cstr(ds, "\nThis flow is handled by the userspace " |
5089 | "slow path because it:"); | |
04594cd5 | 5090 | |
a8c31348 BP |
5091 | slow = trace.xout.slow; |
5092 | while (slow) { | |
5093 | enum slow_path_reason bit = rightmost_1bit(slow); | |
04594cd5 | 5094 | |
a8c31348 BP |
5095 | ds_put_format(ds, "\n\t- %s.", |
5096 | slow_path_reason_to_explanation(bit)); | |
04594cd5 | 5097 | |
a8c31348 | 5098 | slow &= ~bit; |
876b0e1c | 5099 | } |
abe529af | 5100 | } |
a8c31348 BP |
5101 | |
5102 | xlate_out_uninit(&trace.xout); | |
1520ef4f | 5103 | ofpbuf_uninit(&trace.odp_actions); |
abe529af BP |
5104 | } |
5105 | ||
27022416 JP |
5106 | /* Store the current ofprotos in 'ofproto_shash'. Returns a sorted list |
5107 | * of the 'ofproto_shash' nodes. It is the responsibility of the caller | |
5108 | * to destroy 'ofproto_shash' and free the returned value. */ | |
5109 | static const struct shash_node ** | |
5110 | get_ofprotos(struct shash *ofproto_shash) | |
5111 | { | |
5112 | const struct ofproto_dpif *ofproto; | |
5113 | ||
5114 | HMAP_FOR_EACH (ofproto, all_ofproto_dpifs_node, &all_ofproto_dpifs) { | |
5115 | char *name = xasprintf("%s@%s", ofproto->up.type, ofproto->up.name); | |
5116 | shash_add_nocopy(ofproto_shash, name, ofproto); | |
5117 | } | |
5118 | ||
5119 | return shash_sort(ofproto_shash); | |
5120 | } | |
5121 | ||
5122 | static void | |
5123 | ofproto_unixctl_dpif_dump_dps(struct unixctl_conn *conn, int argc OVS_UNUSED, | |
5124 | const char *argv[] OVS_UNUSED, | |
5125 | void *aux OVS_UNUSED) | |
5126 | { | |
5127 | struct ds ds = DS_EMPTY_INITIALIZER; | |
5128 | struct shash ofproto_shash; | |
5129 | const struct shash_node **sorted_ofprotos; | |
5130 | int i; | |
5131 | ||
5132 | shash_init(&ofproto_shash); | |
5133 | sorted_ofprotos = get_ofprotos(&ofproto_shash); | |
5134 | for (i = 0; i < shash_count(&ofproto_shash); i++) { | |
5135 | const struct shash_node *node = sorted_ofprotos[i]; | |
5136 | ds_put_format(&ds, "%s\n", node->name); | |
5137 | } | |
5138 | ||
5139 | shash_destroy(&ofproto_shash); | |
5140 | free(sorted_ofprotos); | |
5141 | ||
5142 | unixctl_command_reply(conn, ds_cstr(&ds)); | |
5143 | ds_destroy(&ds); | |
5144 | } | |
5145 | ||
dc54ef36 EJ |
5146 | static void |
5147 | dpif_show_backer(const struct dpif_backer *backer, struct ds *ds) | |
27022416 | 5148 | { |
dc54ef36 | 5149 | const struct shash_node **ofprotos; |
e79a6c83 | 5150 | struct dpif_dp_stats dp_stats; |
dc54ef36 | 5151 | struct shash ofproto_shash; |
09672174 | 5152 | size_t i; |
655ab909 | 5153 | |
e79a6c83 | 5154 | dpif_get_dp_stats(backer->dpif, &dp_stats); |
655ab909 | 5155 | |
dc54ef36 | 5156 | ds_put_format(ds, "%s: hit:%"PRIu64" missed:%"PRIu64"\n", |
e79a6c83 | 5157 | dpif_name(backer->dpif), dp_stats.n_hit, dp_stats.n_missed); |
dc54ef36 | 5158 | |
dc54ef36 EJ |
5159 | shash_init(&ofproto_shash); |
5160 | ofprotos = get_ofprotos(&ofproto_shash); | |
5161 | for (i = 0; i < shash_count(&ofproto_shash); i++) { | |
5162 | struct ofproto_dpif *ofproto = ofprotos[i]->data; | |
5163 | const struct shash_node **ports; | |
5164 | size_t j; | |
0a740f48 | 5165 | |
dc54ef36 EJ |
5166 | if (ofproto->backer != backer) { |
5167 | continue; | |
0a740f48 | 5168 | } |
27022416 | 5169 | |
e79a6c83 | 5170 | ds_put_format(ds, "\t%s:\n", ofproto->up.name); |
dc54ef36 EJ |
5171 | |
5172 | ports = shash_sort(&ofproto->up.port_by_name); | |
5173 | for (j = 0; j < shash_count(&ofproto->up.port_by_name); j++) { | |
5174 | const struct shash_node *node = ports[j]; | |
5175 | struct ofport *ofport = node->data; | |
5176 | struct smap config; | |
4e022ec0 | 5177 | odp_port_t odp_port; |
27022416 | 5178 | |
dc54ef36 EJ |
5179 | ds_put_format(ds, "\t\t%s %u/", netdev_get_name(ofport->netdev), |
5180 | ofport->ofp_port); | |
27022416 | 5181 | |
dc54ef36 | 5182 | odp_port = ofp_port_to_odp_port(ofproto, ofport->ofp_port); |
4e022ec0 | 5183 | if (odp_port != ODPP_NONE) { |
dc54ef36 EJ |
5184 | ds_put_format(ds, "%"PRIu32":", odp_port); |
5185 | } else { | |
5186 | ds_put_cstr(ds, "none:"); | |
5187 | } | |
27022416 | 5188 | |
dc54ef36 | 5189 | ds_put_format(ds, " (%s", netdev_get_type(ofport->netdev)); |
27022416 | 5190 | |
dc54ef36 EJ |
5191 | smap_init(&config); |
5192 | if (!netdev_get_config(ofport->netdev, &config)) { | |
5193 | const struct smap_node **nodes; | |
5194 | size_t i; | |
27022416 | 5195 | |
dc54ef36 EJ |
5196 | nodes = smap_sort(&config); |
5197 | for (i = 0; i < smap_count(&config); i++) { | |
5198 | const struct smap_node *node = nodes[i]; | |
5199 | ds_put_format(ds, "%c %s=%s", i ? ',' : ':', | |
5200 | node->key, node->value); | |
5201 | } | |
5202 | free(nodes); | |
27022416 | 5203 | } |
dc54ef36 EJ |
5204 | smap_destroy(&config); |
5205 | ||
27022416 | 5206 | ds_put_char(ds, ')'); |
dc54ef36 | 5207 | ds_put_char(ds, '\n'); |
27022416 | 5208 | } |
dc54ef36 | 5209 | free(ports); |
27022416 | 5210 | } |
dc54ef36 EJ |
5211 | shash_destroy(&ofproto_shash); |
5212 | free(ofprotos); | |
27022416 JP |
5213 | } |
5214 | ||
5215 | static void | |
dc54ef36 EJ |
5216 | ofproto_unixctl_dpif_show(struct unixctl_conn *conn, int argc OVS_UNUSED, |
5217 | const char *argv[] OVS_UNUSED, void *aux OVS_UNUSED) | |
27022416 JP |
5218 | { |
5219 | struct ds ds = DS_EMPTY_INITIALIZER; | |
dc54ef36 EJ |
5220 | const struct shash_node **backers; |
5221 | int i; | |
27022416 | 5222 | |
dc54ef36 EJ |
5223 | backers = shash_sort(&all_dpif_backers); |
5224 | for (i = 0; i < shash_count(&all_dpif_backers); i++) { | |
5225 | dpif_show_backer(backers[i]->data, &ds); | |
27022416 | 5226 | } |
dc54ef36 | 5227 | free(backers); |
27022416 JP |
5228 | |
5229 | unixctl_command_reply(conn, ds_cstr(&ds)); | |
5230 | ds_destroy(&ds); | |
5231 | } | |
5232 | ||
5233 | static void | |
5234 | ofproto_unixctl_dpif_dump_flows(struct unixctl_conn *conn, | |
5235 | int argc OVS_UNUSED, const char *argv[], | |
5236 | void *aux OVS_UNUSED) | |
5237 | { | |
27022416 | 5238 | const struct ofproto_dpif *ofproto; |
ac64794a BP |
5239 | |
5240 | struct ds ds = DS_EMPTY_INITIALIZER; | |
04b541df | 5241 | bool verbosity = false; |
ac64794a | 5242 | |
04b541df GS |
5243 | struct dpif_port dpif_port; |
5244 | struct dpif_port_dump port_dump; | |
5245 | struct hmap portno_names; | |
ac64794a BP |
5246 | |
5247 | struct dpif_flow_dump *flow_dump; | |
5248 | struct dpif_flow_dump_thread *flow_dump_thread; | |
5249 | struct dpif_flow f; | |
938eaa50 | 5250 | int error; |
27022416 | 5251 | |
04b541df | 5252 | ofproto = ofproto_dpif_lookup(argv[argc - 1]); |
27022416 JP |
5253 | if (!ofproto) { |
5254 | unixctl_command_reply_error(conn, "no such bridge"); | |
5255 | return; | |
5256 | } | |
5257 | ||
04b541df GS |
5258 | if (argc > 2 && !strcmp(argv[1], "-m")) { |
5259 | verbosity = true; | |
5260 | } | |
5261 | ||
5262 | hmap_init(&portno_names); | |
5263 | DPIF_PORT_FOR_EACH (&dpif_port, &port_dump, ofproto->backer->dpif) { | |
5264 | odp_portno_names_set(&portno_names, dpif_port.port_no, dpif_port.name); | |
5265 | } | |
5266 | ||
1b849273 | 5267 | ds_init(&ds); |
64bb477f | 5268 | flow_dump = dpif_flow_dump_create(ofproto->backer->dpif, false); |
ac64794a BP |
5269 | flow_dump_thread = dpif_flow_dump_thread_create(flow_dump); |
5270 | while (dpif_flow_dump_next(flow_dump_thread, &f, 1)) { | |
ef377a58 JR |
5271 | struct flow flow; |
5272 | ||
5273 | if (odp_flow_key_to_flow(f.key, f.key_len, &flow) == ODP_FIT_ERROR | |
5274 | || xlate_lookup_ofproto(ofproto->backer, &flow, NULL) != ofproto) { | |
04d08d54 EJ |
5275 | continue; |
5276 | } | |
5277 | ||
70e5ed6f JS |
5278 | if (verbosity) { |
5279 | odp_format_ufid(&f.ufid, &ds); | |
5280 | ds_put_cstr(&ds, " "); | |
5281 | } | |
ac64794a BP |
5282 | odp_flow_format(f.key, f.key_len, f.mask, f.mask_len, |
5283 | &portno_names, &ds, verbosity); | |
1b849273 | 5284 | ds_put_cstr(&ds, ", "); |
ac64794a | 5285 | dpif_flow_stats_format(&f.stats, &ds); |
27022416 | 5286 | ds_put_cstr(&ds, ", actions:"); |
ac64794a | 5287 | format_odp_actions(&ds, f.actions, f.actions_len); |
27022416 JP |
5288 | ds_put_char(&ds, '\n'); |
5289 | } | |
ac64794a BP |
5290 | dpif_flow_dump_thread_destroy(flow_dump_thread); |
5291 | error = dpif_flow_dump_destroy(flow_dump); | |
27022416 | 5292 | |
938eaa50 | 5293 | if (error) { |
1b849273 JS |
5294 | ds_clear(&ds); |
5295 | ds_put_format(&ds, "dpif/dump_flows failed: %s", ovs_strerror(errno)); | |
5296 | unixctl_command_reply_error(conn, ds_cstr(&ds)); | |
5297 | } else { | |
5298 | unixctl_command_reply(conn, ds_cstr(&ds)); | |
5299 | } | |
04b541df GS |
5300 | odp_portno_names_destroy(&portno_names); |
5301 | hmap_destroy(&portno_names); | |
27022416 JP |
5302 | ds_destroy(&ds); |
5303 | } | |
5304 | ||
abe529af | 5305 | static void |
a36de779 PS |
5306 | ofproto_revalidate_all_backers(void) |
5307 | { | |
5308 | const struct shash_node **backers; | |
5309 | int i; | |
5310 | ||
5311 | backers = shash_sort(&all_dpif_backers); | |
5312 | for (i = 0; i < shash_count(&all_dpif_backers); i++) { | |
5313 | struct dpif_backer *backer = backers[i]->data; | |
5314 | backer->need_revalidate = REV_RECONFIGURE; | |
5315 | } | |
5316 | free(backers); | |
5317 | } | |
5318 | ||
5319 | static void | |
5320 | disable_tnl_push_pop(struct unixctl_conn *conn OVS_UNUSED, int argc OVS_UNUSED, | |
5321 | const char *argv[], void *aux OVS_UNUSED) | |
5322 | { | |
5323 | if (!strcasecmp(argv[1], "off")) { | |
5324 | ofproto_use_tnl_push_pop = false; | |
5325 | unixctl_command_reply(conn, "Tunnel push-pop off"); | |
5326 | ofproto_revalidate_all_backers(); | |
5327 | } else if (!strcasecmp(argv[1], "on")) { | |
5328 | ofproto_use_tnl_push_pop = true; | |
5329 | unixctl_command_reply(conn, "Tunnel push-pop on"); | |
5330 | ofproto_revalidate_all_backers(); | |
5331 | } | |
5332 | } | |
5333 | ||
5334 | static void | |
5335 | ofproto_unixctl_init(void) | |
abe529af BP |
5336 | { |
5337 | static bool registered; | |
5338 | if (registered) { | |
5339 | return; | |
5340 | } | |
5341 | registered = true; | |
5342 | ||
0e15264f BP |
5343 | unixctl_command_register( |
5344 | "ofproto/trace", | |
dc8ce81f | 5345 | "{[dp_name] odp_flow | bridge br_flow} [-generate|packet]", |
50aa28fd | 5346 | 1, 3, ofproto_unixctl_trace, NULL); |
aee0979b BP |
5347 | unixctl_command_register( |
5348 | "ofproto/trace-packet-out", | |
5349 | "[-consistent] {[dp_name] odp_flow | bridge br_flow} [-generate|packet] actions", | |
5350 | 2, 6, ofproto_unixctl_trace_actions, NULL); | |
96e466a3 | 5351 | unixctl_command_register("fdb/flush", "[bridge]", 0, 1, |
0e15264f BP |
5352 | ofproto_unixctl_fdb_flush, NULL); |
5353 | unixctl_command_register("fdb/show", "bridge", 1, 1, | |
5354 | ofproto_unixctl_fdb_show, NULL); | |
08fdcc12 FL |
5355 | unixctl_command_register("mdb/flush", "[bridge]", 0, 1, |
5356 | ofproto_unixctl_mcast_snooping_flush, NULL); | |
5357 | unixctl_command_register("mdb/show", "bridge", 1, 1, | |
5358 | ofproto_unixctl_mcast_snooping_show, NULL); | |
27022416 JP |
5359 | unixctl_command_register("dpif/dump-dps", "", 0, 0, |
5360 | ofproto_unixctl_dpif_dump_dps, NULL); | |
dc54ef36 EJ |
5361 | unixctl_command_register("dpif/show", "", 0, 0, ofproto_unixctl_dpif_show, |
5362 | NULL); | |
04b541df | 5363 | unixctl_command_register("dpif/dump-flows", "[-m] bridge", 1, 2, |
27022416 | 5364 | ofproto_unixctl_dpif_dump_flows, NULL); |
a36de779 PS |
5365 | |
5366 | unixctl_command_register("ofproto/tnl-push-pop", "[on]|[off]", 1, 1, | |
5367 | disable_tnl_push_pop, NULL); | |
abe529af | 5368 | } |
32260212 | 5369 | |
56c091ec SH |
5370 | /* Returns true if 'table' is the table used for internal rules, |
5371 | * false otherwise. */ | |
5372 | bool | |
5373 | table_is_internal(uint8_t table_id) | |
5374 | { | |
5375 | return table_id == TBL_INTERNAL; | |
5376 | } | |
abe529af | 5377 | \f |
52a90c29 BP |
5378 | /* Linux VLAN device support (e.g. "eth0.10" for VLAN 10.) |
5379 | * | |
5380 | * This is deprecated. It is only for compatibility with broken device drivers | |
5381 | * in old versions of Linux that do not properly support VLANs when VLAN | |
5382 | * devices are not used. When broken device drivers are no longer in | |
5383 | * widespread use, we will delete these interfaces. */ | |
5384 | ||
5385 | static int | |
4e022ec0 | 5386 | set_realdev(struct ofport *ofport_, ofp_port_t realdev_ofp_port, int vid) |
52a90c29 BP |
5387 | { |
5388 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(ofport_->ofproto); | |
5389 | struct ofport_dpif *ofport = ofport_dpif_cast(ofport_); | |
5390 | ||
5391 | if (realdev_ofp_port == ofport->realdev_ofp_port | |
5392 | && vid == ofport->vlandev_vid) { | |
5393 | return 0; | |
5394 | } | |
5395 | ||
2cc3c58e | 5396 | ofproto->backer->need_revalidate = REV_RECONFIGURE; |
52a90c29 BP |
5397 | |
5398 | if (ofport->realdev_ofp_port) { | |
5399 | vsp_remove(ofport); | |
5400 | } | |
5401 | if (realdev_ofp_port && ofport->bundle) { | |
5402 | /* vlandevs are enslaved to their realdevs, so they are not allowed to | |
5403 | * themselves be part of a bundle. */ | |
adcf00ba | 5404 | bundle_set(ofport_->ofproto, ofport->bundle, NULL); |
52a90c29 BP |
5405 | } |
5406 | ||
5407 | ofport->realdev_ofp_port = realdev_ofp_port; | |
5408 | ofport->vlandev_vid = vid; | |
5409 | ||
5410 | if (realdev_ofp_port) { | |
5411 | vsp_add(ofport, realdev_ofp_port, vid); | |
5412 | } | |
5413 | ||
5414 | return 0; | |
5415 | } | |
5416 | ||
5417 | static uint32_t | |
4e022ec0 | 5418 | hash_realdev_vid(ofp_port_t realdev_ofp_port, int vid) |
52a90c29 | 5419 | { |
4e022ec0 | 5420 | return hash_2words(ofp_to_u16(realdev_ofp_port), vid); |
52a90c29 BP |
5421 | } |
5422 | ||
46c88433 EJ |
5423 | bool |
5424 | ofproto_has_vlan_splinters(const struct ofproto_dpif *ofproto) | |
13501305 | 5425 | OVS_EXCLUDED(ofproto->vsp_mutex) |
46c88433 | 5426 | { |
7614e5d0 JR |
5427 | /* hmap_is_empty is thread safe. */ |
5428 | return !hmap_is_empty(&ofproto->realdev_vid_map); | |
46c88433 EJ |
5429 | } |
5430 | ||
f5374617 | 5431 | |
13501305 EJ |
5432 | static ofp_port_t |
5433 | vsp_realdev_to_vlandev__(const struct ofproto_dpif *ofproto, | |
5434 | ofp_port_t realdev_ofp_port, ovs_be16 vlan_tci) | |
5435 | OVS_REQUIRES(ofproto->vsp_mutex) | |
52a90c29 BP |
5436 | { |
5437 | if (!hmap_is_empty(&ofproto->realdev_vid_map)) { | |
52a90c29 BP |
5438 | int vid = vlan_tci_to_vid(vlan_tci); |
5439 | const struct vlan_splinter *vsp; | |
5440 | ||
5441 | HMAP_FOR_EACH_WITH_HASH (vsp, realdev_vid_node, | |
5442 | hash_realdev_vid(realdev_ofp_port, vid), | |
5443 | &ofproto->realdev_vid_map) { | |
5444 | if (vsp->realdev_ofp_port == realdev_ofp_port | |
5445 | && vsp->vid == vid) { | |
deea1200 | 5446 | return vsp->vlandev_ofp_port; |
52a90c29 BP |
5447 | } |
5448 | } | |
5449 | } | |
deea1200 | 5450 | return realdev_ofp_port; |
52a90c29 BP |
5451 | } |
5452 | ||
13501305 EJ |
5453 | /* Returns the OFP port number of the Linux VLAN device that corresponds to |
5454 | * 'vlan_tci' on the network device with port number 'realdev_ofp_port' in | |
5455 | * 'struct ofport_dpif'. For example, given 'realdev_ofp_port' of eth0 and | |
5456 | * 'vlan_tci' 9, it would return the port number of eth0.9. | |
5457 | * | |
5458 | * Unless VLAN splinters are enabled for port 'realdev_ofp_port', this | |
5459 | * function just returns its 'realdev_ofp_port' argument. */ | |
5460 | ofp_port_t | |
5461 | vsp_realdev_to_vlandev(const struct ofproto_dpif *ofproto, | |
5462 | ofp_port_t realdev_ofp_port, ovs_be16 vlan_tci) | |
5463 | OVS_EXCLUDED(ofproto->vsp_mutex) | |
5464 | { | |
5465 | ofp_port_t ret; | |
5466 | ||
7614e5d0 JR |
5467 | /* hmap_is_empty is thread safe, see if we can return immediately. */ |
5468 | if (hmap_is_empty(&ofproto->realdev_vid_map)) { | |
5469 | return realdev_ofp_port; | |
5470 | } | |
13501305 EJ |
5471 | ovs_mutex_lock(&ofproto->vsp_mutex); |
5472 | ret = vsp_realdev_to_vlandev__(ofproto, realdev_ofp_port, vlan_tci); | |
5473 | ovs_mutex_unlock(&ofproto->vsp_mutex); | |
5474 | return ret; | |
5475 | } | |
5476 | ||
52a90c29 | 5477 | static struct vlan_splinter * |
4e022ec0 | 5478 | vlandev_find(const struct ofproto_dpif *ofproto, ofp_port_t vlandev_ofp_port) |
52a90c29 BP |
5479 | { |
5480 | struct vlan_splinter *vsp; | |
5481 | ||
4e022ec0 | 5482 | HMAP_FOR_EACH_WITH_HASH (vsp, vlandev_node, |
f9c0c3ec | 5483 | hash_ofp_port(vlandev_ofp_port), |
52a90c29 BP |
5484 | &ofproto->vlandev_map) { |
5485 | if (vsp->vlandev_ofp_port == vlandev_ofp_port) { | |
5486 | return vsp; | |
5487 | } | |
5488 | } | |
5489 | ||
5490 | return NULL; | |
5491 | } | |
5492 | ||
40e05935 BP |
5493 | /* Returns the OpenFlow port number of the "real" device underlying the Linux |
5494 | * VLAN device with OpenFlow port number 'vlandev_ofp_port' and stores the | |
5495 | * VLAN VID of the Linux VLAN device in '*vid'. For example, given | |
5496 | * 'vlandev_ofp_port' of eth0.9, it would return the OpenFlow port number of | |
5497 | * eth0 and store 9 in '*vid'. | |
5498 | * | |
5499 | * Returns 0 and does not modify '*vid' if 'vlandev_ofp_port' is not a Linux | |
5500 | * VLAN device. Unless VLAN splinters are enabled, this is what this function | |
5501 | * always does.*/ | |
4e022ec0 | 5502 | static ofp_port_t |
52a90c29 | 5503 | vsp_vlandev_to_realdev(const struct ofproto_dpif *ofproto, |
4e022ec0 | 5504 | ofp_port_t vlandev_ofp_port, int *vid) |
bd3950dd | 5505 | OVS_REQUIRES(ofproto->vsp_mutex) |
52a90c29 BP |
5506 | { |
5507 | if (!hmap_is_empty(&ofproto->vlandev_map)) { | |
5508 | const struct vlan_splinter *vsp; | |
5509 | ||
5510 | vsp = vlandev_find(ofproto, vlandev_ofp_port); | |
5511 | if (vsp) { | |
5512 | if (vid) { | |
5513 | *vid = vsp->vid; | |
5514 | } | |
5515 | return vsp->realdev_ofp_port; | |
5516 | } | |
5517 | } | |
5518 | return 0; | |
5519 | } | |
5520 | ||
b98d8985 BP |
5521 | /* Given 'flow', a flow representing a packet received on 'ofproto', checks |
5522 | * whether 'flow->in_port' represents a Linux VLAN device. If so, changes | |
5523 | * 'flow->in_port' to the "real" device backing the VLAN device, sets | |
cc377352 EJ |
5524 | * 'flow->vlan_tci' to the VLAN VID, and returns true. Optionally pushes the |
5525 | * appropriate VLAN on 'packet' if provided. Otherwise (which is always the | |
5526 | * case unless VLAN splinters are enabled), returns false without making any | |
5527 | * changes. */ | |
8449c4d6 | 5528 | bool |
cc377352 | 5529 | vsp_adjust_flow(const struct ofproto_dpif *ofproto, struct flow *flow, |
cf62fa4c | 5530 | struct dp_packet *packet) |
13501305 | 5531 | OVS_EXCLUDED(ofproto->vsp_mutex) |
b98d8985 | 5532 | { |
4e022ec0 | 5533 | ofp_port_t realdev; |
b98d8985 BP |
5534 | int vid; |
5535 | ||
7614e5d0 JR |
5536 | /* hmap_is_empty is thread safe. */ |
5537 | if (hmap_is_empty(&ofproto->vlandev_map)) { | |
5538 | return false; | |
5539 | } | |
5540 | ||
13501305 | 5541 | ovs_mutex_lock(&ofproto->vsp_mutex); |
4e022ec0 | 5542 | realdev = vsp_vlandev_to_realdev(ofproto, flow->in_port.ofp_port, &vid); |
13501305 | 5543 | ovs_mutex_unlock(&ofproto->vsp_mutex); |
b98d8985 BP |
5544 | if (!realdev) { |
5545 | return false; | |
5546 | } | |
5547 | ||
5548 | /* Cause the flow to be processed as if it came in on the real device with | |
5549 | * the VLAN device's VLAN ID. */ | |
4e022ec0 | 5550 | flow->in_port.ofp_port = realdev; |
b98d8985 | 5551 | flow->vlan_tci = htons((vid & VLAN_VID_MASK) | VLAN_CFI); |
cc377352 EJ |
5552 | |
5553 | if (packet) { | |
5554 | /* Make the packet resemble the flow, so that it gets sent to an | |
5555 | * OpenFlow controller properly, so that it looks correct for sFlow, | |
5556 | * and so that flow_extract() will get the correct vlan_tci if it is | |
5557 | * called on 'packet'. */ | |
5558 | eth_push_vlan(packet, htons(ETH_TYPE_VLAN), flow->vlan_tci); | |
5559 | } | |
5560 | ||
b98d8985 BP |
5561 | return true; |
5562 | } | |
5563 | ||
52a90c29 BP |
5564 | static void |
5565 | vsp_remove(struct ofport_dpif *port) | |
5566 | { | |
5567 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(port->up.ofproto); | |
5568 | struct vlan_splinter *vsp; | |
5569 | ||
13501305 | 5570 | ovs_mutex_lock(&ofproto->vsp_mutex); |
52a90c29 BP |
5571 | vsp = vlandev_find(ofproto, port->up.ofp_port); |
5572 | if (vsp) { | |
5573 | hmap_remove(&ofproto->vlandev_map, &vsp->vlandev_node); | |
5574 | hmap_remove(&ofproto->realdev_vid_map, &vsp->realdev_vid_node); | |
5575 | free(vsp); | |
5576 | ||
5577 | port->realdev_ofp_port = 0; | |
5578 | } else { | |
5579 | VLOG_ERR("missing vlan device record"); | |
5580 | } | |
13501305 | 5581 | ovs_mutex_unlock(&ofproto->vsp_mutex); |
52a90c29 BP |
5582 | } |
5583 | ||
5584 | static void | |
4e022ec0 | 5585 | vsp_add(struct ofport_dpif *port, ofp_port_t realdev_ofp_port, int vid) |
52a90c29 BP |
5586 | { |
5587 | struct ofproto_dpif *ofproto = ofproto_dpif_cast(port->up.ofproto); | |
5588 | ||
13501305 | 5589 | ovs_mutex_lock(&ofproto->vsp_mutex); |
52a90c29 | 5590 | if (!vsp_vlandev_to_realdev(ofproto, port->up.ofp_port, NULL) |
13501305 | 5591 | && (vsp_realdev_to_vlandev__(ofproto, realdev_ofp_port, htons(vid)) |
52a90c29 BP |
5592 | == realdev_ofp_port)) { |
5593 | struct vlan_splinter *vsp; | |
5594 | ||
5595 | vsp = xmalloc(sizeof *vsp); | |
52a90c29 BP |
5596 | vsp->realdev_ofp_port = realdev_ofp_port; |
5597 | vsp->vlandev_ofp_port = port->up.ofp_port; | |
5598 | vsp->vid = vid; | |
5599 | ||
5600 | port->realdev_ofp_port = realdev_ofp_port; | |
13501305 EJ |
5601 | |
5602 | hmap_insert(&ofproto->vlandev_map, &vsp->vlandev_node, | |
5603 | hash_ofp_port(port->up.ofp_port)); | |
5604 | hmap_insert(&ofproto->realdev_vid_map, &vsp->realdev_vid_node, | |
5605 | hash_realdev_vid(realdev_ofp_port, vid)); | |
52a90c29 BP |
5606 | } else { |
5607 | VLOG_ERR("duplicate vlan device record"); | |
5608 | } | |
13501305 | 5609 | ovs_mutex_unlock(&ofproto->vsp_mutex); |
52a90c29 | 5610 | } |
e1b1d06a | 5611 | |
46c88433 | 5612 | static odp_port_t |
4e022ec0 | 5613 | ofp_port_to_odp_port(const struct ofproto_dpif *ofproto, ofp_port_t ofp_port) |
e1b1d06a | 5614 | { |
e672ff9b | 5615 | const struct ofport_dpif *ofport = ofp_port_to_ofport(ofproto, ofp_port); |
4e022ec0 | 5616 | return ofport ? ofport->odp_port : ODPP_NONE; |
e1b1d06a JP |
5617 | } |
5618 | ||
8449c4d6 | 5619 | struct ofport_dpif * |
4e022ec0 | 5620 | odp_port_to_ofport(const struct dpif_backer *backer, odp_port_t odp_port) |
e1b1d06a JP |
5621 | { |
5622 | struct ofport_dpif *port; | |
5623 | ||
8449c4d6 | 5624 | ovs_rwlock_rdlock(&backer->odp_to_ofport_lock); |
f9c0c3ec | 5625 | HMAP_FOR_EACH_IN_BUCKET (port, odp_port_node, hash_odp_port(odp_port), |
acf60855 | 5626 | &backer->odp_to_ofport_map) { |
e1b1d06a | 5627 | if (port->odp_port == odp_port) { |
8449c4d6 | 5628 | ovs_rwlock_unlock(&backer->odp_to_ofport_lock); |
acf60855 | 5629 | return port; |
e1b1d06a JP |
5630 | } |
5631 | } | |
5632 | ||
8449c4d6 | 5633 | ovs_rwlock_unlock(&backer->odp_to_ofport_lock); |
acf60855 JP |
5634 | return NULL; |
5635 | } | |
5636 | ||
4e022ec0 AW |
5637 | static ofp_port_t |
5638 | odp_port_to_ofp_port(const struct ofproto_dpif *ofproto, odp_port_t odp_port) | |
acf60855 JP |
5639 | { |
5640 | struct ofport_dpif *port; | |
5641 | ||
5642 | port = odp_port_to_ofport(ofproto->backer, odp_port); | |
6472ba11 | 5643 | if (port && &ofproto->up == port->up.ofproto) { |
acf60855 JP |
5644 | return port->up.ofp_port; |
5645 | } else { | |
5646 | return OFPP_NONE; | |
5647 | } | |
e1b1d06a | 5648 | } |
655ab909 | 5649 | |
adcf00ba AZ |
5650 | int |
5651 | ofproto_dpif_add_internal_flow(struct ofproto_dpif *ofproto, | |
fe99c360 | 5652 | const struct match *match, int priority, |
290ad78a | 5653 | uint16_t idle_timeout, |
adcf00ba AZ |
5654 | const struct ofpbuf *ofpacts, |
5655 | struct rule **rulep) | |
5656 | { | |
8be00367 | 5657 | struct ofproto_flow_mod ofm; |
adcf00ba AZ |
5658 | struct rule_dpif *rule; |
5659 | int error; | |
5660 | ||
8be00367 JR |
5661 | ofm.fm.match = *match; |
5662 | ofm.fm.priority = priority; | |
5663 | ofm.fm.new_cookie = htonll(0); | |
5664 | ofm.fm.cookie = htonll(0); | |
5665 | ofm.fm.cookie_mask = htonll(0); | |
5666 | ofm.fm.modify_cookie = false; | |
5667 | ofm.fm.table_id = TBL_INTERNAL; | |
5668 | ofm.fm.command = OFPFC_ADD; | |
5669 | ofm.fm.idle_timeout = idle_timeout; | |
5670 | ofm.fm.hard_timeout = 0; | |
5671 | ofm.fm.importance = 0; | |
5672 | ofm.fm.buffer_id = 0; | |
5673 | ofm.fm.out_port = 0; | |
5674 | ofm.fm.flags = OFPUTIL_FF_HIDDEN_FIELDS | OFPUTIL_FF_NO_READONLY; | |
5675 | ofm.fm.ofpacts = ofpacts->data; | |
5676 | ofm.fm.ofpacts_len = ofpacts->size; | |
5677 | ||
5678 | error = ofproto_flow_mod(&ofproto->up, &ofm); | |
adcf00ba AZ |
5679 | if (error) { |
5680 | VLOG_ERR_RL(&rl, "failed to add internal flow (%s)", | |
5681 | ofperr_to_string(error)); | |
5682 | *rulep = NULL; | |
5683 | return error; | |
5684 | } | |
5685 | ||
621b8064 JR |
5686 | rule = rule_dpif_lookup_in_table(ofproto, |
5687 | ofproto_dpif_get_tables_version(ofproto), | |
8be00367 | 5688 | TBL_INTERNAL, &ofm.fm.match.flow, |
1e1e1d19 | 5689 | &ofm.fm.match.wc); |
adcf00ba | 5690 | if (rule) { |
adcf00ba AZ |
5691 | *rulep = &rule->up; |
5692 | } else { | |
5693 | OVS_NOT_REACHED(); | |
5694 | } | |
5695 | return 0; | |
5696 | } | |
5697 | ||
5698 | int | |
5699 | ofproto_dpif_delete_internal_flow(struct ofproto_dpif *ofproto, | |
5700 | struct match *match, int priority) | |
5701 | { | |
8be00367 | 5702 | struct ofproto_flow_mod ofm; |
adcf00ba AZ |
5703 | int error; |
5704 | ||
8be00367 JR |
5705 | ofm.fm.match = *match; |
5706 | ofm.fm.priority = priority; | |
5707 | ofm.fm.new_cookie = htonll(0); | |
5708 | ofm.fm.cookie = htonll(0); | |
5709 | ofm.fm.cookie_mask = htonll(0); | |
5710 | ofm.fm.modify_cookie = false; | |
5711 | ofm.fm.table_id = TBL_INTERNAL; | |
5712 | ofm.fm.flags = OFPUTIL_FF_HIDDEN_FIELDS | OFPUTIL_FF_NO_READONLY; | |
5713 | ofm.fm.command = OFPFC_DELETE_STRICT; | |
5714 | ||
5715 | error = ofproto_flow_mod(&ofproto->up, &ofm); | |
adcf00ba AZ |
5716 | if (error) { |
5717 | VLOG_ERR_RL(&rl, "failed to delete internal flow (%s)", | |
5718 | ofperr_to_string(error)); | |
5719 | return error; | |
5720 | } | |
5721 | ||
5722 | return 0; | |
5723 | } | |
5724 | ||
abe529af | 5725 | const struct ofproto_class ofproto_dpif_class = { |
b0408fca | 5726 | init, |
abe529af BP |
5727 | enumerate_types, |
5728 | enumerate_names, | |
5729 | del, | |
0aeaabc8 | 5730 | port_open_type, |
acf60855 | 5731 | type_run, |
acf60855 | 5732 | type_wait, |
abe529af BP |
5733 | alloc, |
5734 | construct, | |
5735 | destruct, | |
5736 | dealloc, | |
5737 | run, | |
5738 | wait, | |
e79a6c83 | 5739 | NULL, /* get_memory_usage. */ |
1c030aa5 | 5740 | type_get_memory_usage, |
abe529af | 5741 | flush, |
3c1bb396 | 5742 | query_tables, |
621b8064 | 5743 | set_tables_version, |
abe529af BP |
5744 | port_alloc, |
5745 | port_construct, | |
5746 | port_destruct, | |
5747 | port_dealloc, | |
5748 | port_modified, | |
5749 | port_reconfigured, | |
5750 | port_query_by_name, | |
5751 | port_add, | |
5752 | port_del, | |
6527c598 | 5753 | port_get_stats, |
abe529af BP |
5754 | port_dump_start, |
5755 | port_dump_next, | |
5756 | port_dump_done, | |
5757 | port_poll, | |
5758 | port_poll_wait, | |
5759 | port_is_lacp_current, | |
50b9699f | 5760 | port_get_lacp_stats, |
0ab6decf | 5761 | NULL, /* rule_choose_table */ |
abe529af BP |
5762 | rule_alloc, |
5763 | rule_construct, | |
8037acb4 BP |
5764 | rule_insert, |
5765 | rule_delete, | |
abe529af BP |
5766 | rule_destruct, |
5767 | rule_dealloc, | |
abe529af BP |
5768 | rule_get_stats, |
5769 | rule_execute, | |
7257b535 | 5770 | set_frag_handling, |
abe529af BP |
5771 | packet_out, |
5772 | set_netflow, | |
5773 | get_netflow_ids, | |
5774 | set_sflow, | |
29089a54 | 5775 | set_ipfix, |
abe529af | 5776 | set_cfm, |
8f5514fe | 5777 | cfm_status_changed, |
9a9e3786 | 5778 | get_cfm_status, |
0477baa9 DF |
5779 | set_lldp, |
5780 | get_lldp_status, | |
5781 | set_aa, | |
5782 | aa_mapping_set, | |
5783 | aa_mapping_unset, | |
5784 | aa_vlan_get_queued, | |
5785 | aa_vlan_get_queue_size, | |
ccc09689 | 5786 | set_bfd, |
8f5514fe | 5787 | bfd_status_changed, |
ccc09689 | 5788 | get_bfd_status, |
21f7563c JP |
5789 | set_stp, |
5790 | get_stp_status, | |
5791 | set_stp_port, | |
5792 | get_stp_port_status, | |
fd28ce3a | 5793 | get_stp_port_stats, |
9efd308e DV |
5794 | set_rstp, |
5795 | get_rstp_status, | |
5796 | set_rstp_port, | |
5797 | get_rstp_port_status, | |
8b36f51e | 5798 | set_queues, |
abe529af BP |
5799 | bundle_set, |
5800 | bundle_remove, | |
ec7ceaed EJ |
5801 | mirror_set__, |
5802 | mirror_get_stats__, | |
abe529af BP |
5803 | set_flood_vlans, |
5804 | is_mirror_output_bundle, | |
8402c74b | 5805 | forward_bpdu_changed, |
c4069512 | 5806 | set_mac_table_config, |
7c38d0a5 FL |
5807 | set_mcast_snooping, |
5808 | set_mcast_snooping_port, | |
52a90c29 | 5809 | set_realdev, |
9cae45dc JR |
5810 | NULL, /* meter_get_features */ |
5811 | NULL, /* meter_set */ | |
5812 | NULL, /* meter_get */ | |
5813 | NULL, /* meter_del */ | |
00430a3f SH |
5814 | group_alloc, /* group_alloc */ |
5815 | group_construct, /* group_construct */ | |
5816 | group_destruct, /* group_destruct */ | |
5817 | group_dealloc, /* group_dealloc */ | |
5818 | group_modify, /* group_modify */ | |
5819 | group_get_stats, /* group_get_stats */ | |
b5cbbcf6 | 5820 | get_datapath_version, /* get_datapath_version */ |
abe529af | 5821 | }; |