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2550f026 | 1 | /* Copyright (c) 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015 Nicira, Inc. |
c93b1d6a | 2 | * |
a14bc59f BP |
3 | * Licensed under the Apache License, Version 2.0 (the "License"); |
4 | * you may not use this file except in compliance with the License. | |
5 | * You may obtain a copy of the License at: | |
064af421 | 6 | * |
a14bc59f | 7 | * http://www.apache.org/licenses/LICENSE-2.0 |
064af421 | 8 | * |
a14bc59f BP |
9 | * Unless required by applicable law or agreed to in writing, software |
10 | * distributed under the License is distributed on an "AS IS" BASIS, | |
11 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | |
12 | * See the License for the specific language governing permissions and | |
13 | * limitations under the License. | |
064af421 BP |
14 | */ |
15 | ||
16 | #include <config.h> | |
17 | #include "bridge.h" | |
064af421 | 18 | #include <errno.h> |
064af421 | 19 | #include <inttypes.h> |
064af421 | 20 | #include <stdlib.h> |
842733c3 | 21 | |
a5fb0e29 | 22 | #include "async-append.h" |
ccc09689 | 23 | #include "bfd.h" |
064af421 | 24 | #include "bitmap.h" |
b31bcf60 | 25 | #include "cfm.h" |
7f8f2757 | 26 | #include "connectivity.h" |
064af421 | 27 | #include "coverage.h" |
a7ff9bd7 | 28 | #include "daemon.h" |
064af421 | 29 | #include "dirs.h" |
842733c3 | 30 | #include "dpif.h" |
064af421 | 31 | #include "dynamic-string.h" |
064af421 | 32 | #include "hash.h" |
d9a8717a | 33 | #include "hmap.h" |
f145afdc | 34 | #include "hmapx.h" |
cd11000b | 35 | #include "jsonrpc.h" |
6aa74308 | 36 | #include "lacp.h" |
064af421 | 37 | #include "list.h" |
99eef98b | 38 | #include "ovs-lldp.h" |
e764773c | 39 | #include "mac-learning.h" |
dc2b70ba | 40 | #include "mcast-snooping.h" |
254750ce | 41 | #include "meta-flow.h" |
064af421 | 42 | #include "netdev.h" |
178742f9 | 43 | #include "nx-match.h" |
064af421 | 44 | #include "ofp-print.h" |
7beaa082 | 45 | #include "ofp-util.h" |
064af421 | 46 | #include "ofpbuf.h" |
9a54394a | 47 | #include "ofproto/bond.h" |
8cd4882f | 48 | #include "ofproto/ofproto.h" |
7c5a3bbf | 49 | #include "ovs-numa.h" |
064af421 | 50 | #include "poll-loop.h" |
e21c6643 | 51 | #include "if-notifier.h" |
7f8f2757 | 52 | #include "seq.h" |
76343538 | 53 | #include "sha1.h" |
6c88d577 | 54 | #include "shash.h" |
79f1cbe9 | 55 | #include "smap.h" |
064af421 | 56 | #include "socket-util.h" |
5bd31620 | 57 | #include "stream.h" |
fe55ad15 | 58 | #include "stream-ssl.h" |
b3c01ed3 | 59 | #include "sset.h" |
ce887677 | 60 | #include "system-stats.h" |
064af421 BP |
61 | #include "timeval.h" |
62 | #include "util.h" | |
da285df4 | 63 | #include "unixctl.h" |
52a90c29 | 64 | #include "vlandev.h" |
eaa67ba8 | 65 | #include "lib/vswitch-idl.h" |
064af421 | 66 | #include "xenserver.h" |
e6211adc | 67 | #include "openvswitch/vlog.h" |
72b06300 | 68 | #include "sflow_api.h" |
0fb7b915 | 69 | #include "vlan-bitmap.h" |
3e5aeeb5 | 70 | #include "packets.h" |
064af421 | 71 | |
d98e6007 | 72 | VLOG_DEFINE_THIS_MODULE(bridge); |
064af421 | 73 | |
d76f09ea BP |
74 | COVERAGE_DEFINE(bridge_reconfigure); |
75 | ||
064af421 | 76 | struct iface { |
2a73b1d7 BP |
77 | /* These members are always valid. |
78 | * | |
79 | * They are immutable: they never change between iface_create() and | |
80 | * iface_destroy(). */ | |
ca6ba700 | 81 | struct ovs_list port_elem; /* Element in struct port's "ifaces" list. */ |
ebea37cc | 82 | struct hmap_node name_node; /* In struct bridge's "iface_by_name" hmap. */ |
2a73b1d7 | 83 | struct hmap_node ofp_port_node; /* In struct bridge's "ifaces" hmap. */ |
064af421 | 84 | struct port *port; /* Containing port. */ |
064af421 | 85 | char *name; /* Host network device name. */ |
0c6aea3f | 86 | struct netdev *netdev; /* Network device. */ |
2a73b1d7 | 87 | ofp_port_t ofp_port; /* OpenFlow port number. */ |
6a5f9a8f | 88 | uint64_t change_seq; |
2a73b1d7 BP |
89 | |
90 | /* These members are valid only within bridge_reconfigure(). */ | |
6cefe1da | 91 | const char *type; /* Usually same as cfg->type. */ |
76343538 | 92 | const struct ovsrec_interface *cfg; |
064af421 BP |
93 | }; |
94 | ||
064af421 | 95 | struct mirror { |
fa066f01 BP |
96 | struct uuid uuid; /* UUID of this "mirror" record in database. */ |
97 | struct hmap_node hmap_node; /* In struct bridge's "mirrors" hmap. */ | |
064af421 | 98 | struct bridge *bridge; |
064af421 | 99 | char *name; |
9d24de3b | 100 | const struct ovsrec_mirror *cfg; |
064af421 BP |
101 | }; |
102 | ||
064af421 | 103 | struct port { |
8052fb14 | 104 | struct hmap_node hmap_node; /* Element in struct bridge's "ports" hmap. */ |
6e492d81 | 105 | struct bridge *bridge; |
8052fb14 BP |
106 | char *name; |
107 | ||
1e0b752d | 108 | const struct ovsrec_port *cfg; |
064af421 BP |
109 | |
110 | /* An ordinary bridge port has 1 interface. | |
111 | * A bridge port for bonding has at least 2 interfaces. */ | |
ca6ba700 | 112 | struct ovs_list ifaces; /* List of "struct iface"s. */ |
064af421 BP |
113 | }; |
114 | ||
064af421 | 115 | struct bridge { |
764072fd | 116 | struct hmap_node node; /* In 'all_bridges'. */ |
064af421 | 117 | char *name; /* User-specified arbitrary name. */ |
66da9bef | 118 | char *type; /* Datapath type. */ |
74ff3298 JR |
119 | struct eth_addr ea; /* Bridge Ethernet Address. */ |
120 | struct eth_addr default_ea; /* Default MAC. */ | |
1e0b752d | 121 | const struct ovsrec_bridge *cfg; |
064af421 | 122 | |
064af421 BP |
123 | /* OpenFlow switch processing. */ |
124 | struct ofproto *ofproto; /* OpenFlow switch. */ | |
125 | ||
064af421 | 126 | /* Bridge ports. */ |
8052fb14 | 127 | struct hmap ports; /* "struct port"s indexed by name. */ |
892815f5 | 128 | struct hmap ifaces; /* "struct iface"s indexed by ofp_port. */ |
ebea37cc | 129 | struct hmap iface_by_name; /* "struct iface"s indexed by name. */ |
064af421 | 130 | |
064af421 | 131 | /* Port mirroring. */ |
fa066f01 | 132 | struct hmap mirrors; /* "struct mirror" indexed by UUID. */ |
cfea354b | 133 | |
99eef98b DF |
134 | /* Auto Attach */ |
135 | struct hmap mappings; /* "struct" indexed by UUID */ | |
136 | ||
2a73b1d7 BP |
137 | /* Used during reconfiguration. */ |
138 | struct shash wanted_ports; | |
139 | ||
cfea354b BP |
140 | /* Synthetic local port if necessary. */ |
141 | struct ovsrec_port synth_local_port; | |
142 | struct ovsrec_interface synth_local_iface; | |
143 | struct ovsrec_interface *synth_local_ifacep; | |
064af421 BP |
144 | }; |
145 | ||
99eef98b DF |
146 | struct aa_mapping { |
147 | struct hmap_node hmap_node; /* In struct bridge's "mappings" hmap. */ | |
148 | struct bridge *bridge; | |
72c642e5 BP |
149 | uint32_t isid; |
150 | uint16_t vlan; | |
99eef98b DF |
151 | char *br_name; |
152 | }; | |
153 | ||
764072fd BP |
154 | /* All bridges, indexed by name. */ |
155 | static struct hmap all_bridges = HMAP_INITIALIZER(&all_bridges); | |
064af421 | 156 | |
c5187f17 BP |
157 | /* OVSDB IDL used to obtain configuration. */ |
158 | static struct ovsdb_idl *idl; | |
159 | ||
63ff04e8 BP |
160 | /* We want to complete daemonization, fully detaching from our parent process, |
161 | * only after we have completed our initial configuration, committed our state | |
162 | * to the database, and received confirmation back from the database server | |
163 | * that it applied the commit. This allows our parent process to know that, | |
164 | * post-detach, ephemeral fields such as datapath-id and ofport are very likely | |
165 | * to have already been filled in. (It is only "very likely" rather than | |
166 | * certain because there is always a slim possibility that the transaction will | |
167 | * fail or that some other client has added new bridges, ports, etc. while | |
168 | * ovs-vswitchd was configuring using an old configuration.) | |
169 | * | |
170 | * We only need to do this once for our initial configuration at startup, so | |
171 | * 'initial_config_done' tracks whether we've already done it. While we are | |
172 | * waiting for a response to our commit, 'daemonize_txn' tracks the transaction | |
173 | * itself and is otherwise NULL. */ | |
174 | static bool initial_config_done; | |
175 | static struct ovsdb_idl_txn *daemonize_txn; | |
176 | ||
854a94d9 BP |
177 | /* Most recently processed IDL sequence number. */ |
178 | static unsigned int idl_seqno; | |
179 | ||
7f8f2757 JS |
180 | /* Track changes to port connectivity. */ |
181 | static uint64_t connectivity_seqno = LLONG_MIN; | |
182 | ||
6a5f9a8f AW |
183 | /* Status update to database. |
184 | * | |
185 | * Some information in the database must be kept as up-to-date as possible to | |
186 | * allow controllers to respond rapidly to network outages. Those status are | |
187 | * updated via the 'status_txn'. | |
188 | * | |
189 | * We use the global connectivity sequence number to detect the status change. | |
190 | * Also, to prevent the status update from sending too much to the database, | |
191 | * we check the return status of each update transaction and do not start new | |
192 | * update if the previous transaction status is 'TXN_INCOMPLETE'. | |
193 | * | |
194 | * 'statux_txn' is NULL if there is no ongoing status update. | |
15c9fbd8 AW |
195 | * |
196 | * If the previous database transaction was failed (is not 'TXN_SUCCESS', | |
197 | * 'TXN_UNCHANGED' or 'TXN_INCOMPLETE'), 'status_txn_try_again' is set to true, | |
198 | * which will cause the main thread wake up soon and retry the status update. | |
6a5f9a8f AW |
199 | */ |
200 | static struct ovsdb_idl_txn *status_txn; | |
15c9fbd8 | 201 | static bool status_txn_try_again; |
6a5f9a8f AW |
202 | |
203 | /* When the status update transaction returns 'TXN_INCOMPLETE', should register a | |
204 | * timeout in 'STATUS_CHECK_AGAIN_MSEC' to check again. */ | |
205 | #define STATUS_CHECK_AGAIN_MSEC 100 | |
206 | ||
131d04dc AW |
207 | /* Statistics update to database. */ |
208 | static struct ovsdb_idl_txn *stats_txn; | |
209 | ||
35a22d8c | 210 | /* Each time this timer expires, the bridge fetches interface and mirror |
cd0cd65f | 211 | * statistics and pushes them into the database. */ |
12eb035b AW |
212 | static int stats_timer_interval; |
213 | static long long int stats_timer = LLONG_MIN; | |
018f1525 | 214 | |
99eef98b DF |
215 | /* Each time this timer expires, the bridge fetches the list of port/VLAN |
216 | * membership that has been modified by the AA. | |
217 | */ | |
218 | #define AA_REFRESH_INTERVAL (1000) /* In milliseconds. */ | |
219 | static long long int aa_refresh_timer = LLONG_MIN; | |
220 | ||
e21c6643 TLSC |
221 | /* Whenever system interfaces are added, removed or change state, the bridge |
222 | * will be reconfigured. | |
223 | */ | |
224 | static struct if_notifier *ifnotifier; | |
225 | static bool ifaces_changed = false; | |
226 | ||
66da9bef | 227 | static void add_del_bridges(const struct ovsrec_open_vswitch *); |
aeed7879 | 228 | static void bridge_run__(void); |
66da9bef | 229 | static void bridge_create(const struct ovsrec_bridge *); |
064af421 BP |
230 | static void bridge_destroy(struct bridge *); |
231 | static struct bridge *bridge_lookup(const char *name); | |
8ca79daa | 232 | static unixctl_cb_func bridge_unixctl_dump_flows; |
fa05809b | 233 | static unixctl_cb_func bridge_unixctl_reconnect; |
1a048029 | 234 | static size_t bridge_get_controllers(const struct bridge *br, |
76ce9432 | 235 | struct ovsrec_controller ***controllersp); |
2a73b1d7 BP |
236 | static void bridge_collect_wanted_ports(struct bridge *, |
237 | const unsigned long *splinter_vlans, | |
238 | struct shash *wanted_ports); | |
239 | static void bridge_delete_ofprotos(void); | |
240 | static void bridge_delete_or_reconfigure_ports(struct bridge *); | |
241 | static void bridge_del_ports(struct bridge *, | |
242 | const struct shash *wanted_ports); | |
243 | static void bridge_add_ports(struct bridge *, | |
244 | const struct shash *wanted_ports); | |
245 | ||
6f90b8f4 BP |
246 | static void bridge_configure_datapath_id(struct bridge *); |
247 | static void bridge_configure_netflow(struct bridge *); | |
8402c74b | 248 | static void bridge_configure_forward_bpdu(struct bridge *); |
c4069512 | 249 | static void bridge_configure_mac_table(struct bridge *); |
dc2b70ba | 250 | static void bridge_configure_mcast_snooping(struct bridge *); |
6f90b8f4 | 251 | static void bridge_configure_sflow(struct bridge *, int *sflow_bridge_number); |
29089a54 | 252 | static void bridge_configure_ipfix(struct bridge *); |
7af77bbd | 253 | static void bridge_configure_spanning_tree(struct bridge *); |
254750ce | 254 | static void bridge_configure_tables(struct bridge *); |
8b6ff729 | 255 | static void bridge_configure_dp_desc(struct bridge *); |
99eef98b DF |
256 | static void bridge_configure_aa(struct bridge *); |
257 | static void bridge_aa_refresh_queued(struct bridge *); | |
258 | static bool bridge_aa_need_refresh(struct bridge *); | |
fa066f01 BP |
259 | static void bridge_configure_remotes(struct bridge *, |
260 | const struct sockaddr_in *managers, | |
261 | size_t n_managers); | |
74ff3298 | 262 | static void bridge_pick_local_hw_addr(struct bridge *, struct eth_addr *ea, |
07c318f4 | 263 | struct iface **hw_addr_iface); |
064af421 | 264 | static uint64_t bridge_pick_datapath_id(struct bridge *, |
74ff3298 | 265 | const struct eth_addr bridge_ea, |
07c318f4 | 266 | struct iface *hw_addr_iface); |
064af421 | 267 | static uint64_t dpid_from_hash(const void *, size_t nbytes); |
e8192d80 BP |
268 | static bool bridge_has_bond_fake_iface(const struct bridge *, |
269 | const char *name); | |
270 | static bool port_is_bond_fake_iface(const struct port *); | |
064af421 | 271 | |
e8fe3026 | 272 | static unixctl_cb_func qos_unixctl_show; |
8c4c1387 | 273 | |
66da9bef | 274 | static struct port *port_create(struct bridge *, const struct ovsrec_port *); |
66da9bef | 275 | static void port_del_ifaces(struct port *); |
064af421 BP |
276 | static void port_destroy(struct port *); |
277 | static struct port *port_lookup(const struct bridge *, const char *name); | |
fa066f01 BP |
278 | static void port_configure(struct port *); |
279 | static struct lacp_settings *port_configure_lacp(struct port *, | |
280 | struct lacp_settings *); | |
df53d41c | 281 | static void port_configure_bond(struct port *, struct bond_settings *); |
06b592bc | 282 | static bool port_is_synthetic(const struct port *); |
fa066f01 | 283 | |
35a22d8c BP |
284 | static void reconfigure_system_stats(const struct ovsrec_open_vswitch *); |
285 | static void run_system_stats(void); | |
286 | ||
fa066f01 BP |
287 | static void bridge_configure_mirrors(struct bridge *); |
288 | static struct mirror *mirror_create(struct bridge *, | |
289 | const struct ovsrec_mirror *); | |
064af421 | 290 | static void mirror_destroy(struct mirror *); |
9d24de3b JP |
291 | static bool mirror_configure(struct mirror *); |
292 | static void mirror_refresh_stats(struct mirror *); | |
064af421 | 293 | |
fa066f01 | 294 | static void iface_configure_lacp(struct iface *, struct lacp_slave_settings *); |
2a73b1d7 BP |
295 | static bool iface_create(struct bridge *, const struct ovsrec_interface *, |
296 | const struct ovsrec_port *); | |
05ba03e0 JP |
297 | static bool iface_is_internal(const struct ovsrec_interface *iface, |
298 | const struct ovsrec_bridge *br); | |
b54441b3 BP |
299 | static const char *iface_get_type(const struct ovsrec_interface *, |
300 | const struct ovsrec_bridge *); | |
064af421 | 301 | static void iface_destroy(struct iface *); |
96be8de5 | 302 | static void iface_destroy__(struct iface *); |
064af421 | 303 | static struct iface *iface_lookup(const struct bridge *, const char *name); |
e8fe3026 | 304 | static struct iface *iface_find(const char *name); |
892815f5 | 305 | static struct iface *iface_from_ofp_port(const struct bridge *, |
4e022ec0 | 306 | ofp_port_t ofp_port); |
21a955fc | 307 | static void iface_set_mac(const struct bridge *, const struct port *, struct iface *); |
4e022ec0 | 308 | static void iface_set_ofport(const struct ovsrec_interface *, ofp_port_t ofport); |
bbe6109d | 309 | static void iface_clear_db_record(const struct ovsrec_interface *if_cfg, char *errp); |
66da9bef BP |
310 | static void iface_configure_qos(struct iface *, const struct ovsrec_qos *); |
311 | static void iface_configure_cfm(struct iface *); | |
8f3fe844 | 312 | static void iface_refresh_cfm_stats(struct iface *); |
1101a0b4 | 313 | static void iface_refresh_stats(struct iface *); |
6a5f9a8f AW |
314 | static void iface_refresh_netdev_status(struct iface *); |
315 | static void iface_refresh_ofproto_status(struct iface *); | |
cfea354b | 316 | static bool iface_is_synthetic(const struct iface *); |
4abb8608 BP |
317 | static ofp_port_t iface_get_requested_ofp_port( |
318 | const struct ovsrec_interface *); | |
4e022ec0 | 319 | static ofp_port_t iface_pick_ofport(const struct ovsrec_interface *); |
52a90c29 | 320 | |
842733c3 | 321 | |
52a90c29 BP |
322 | /* Linux VLAN device support (e.g. "eth0.10" for VLAN 10.) |
323 | * | |
324 | * This is deprecated. It is only for compatibility with broken device drivers | |
325 | * in old versions of Linux that do not properly support VLANs when VLAN | |
326 | * devices are not used. When broken device drivers are no longer in | |
327 | * widespread use, we will delete these interfaces. */ | |
328 | ||
329 | /* True if VLAN splinters are enabled on any interface, false otherwise.*/ | |
330 | static bool vlan_splinters_enabled_anywhere; | |
331 | ||
332 | static bool vlan_splinters_is_enabled(const struct ovsrec_interface *); | |
333 | static unsigned long int *collect_splinter_vlans( | |
334 | const struct ovsrec_open_vswitch *); | |
335 | static void configure_splinter_port(struct port *); | |
336 | static void add_vlan_splinter_ports(struct bridge *, | |
337 | const unsigned long int *splinter_vlans, | |
338 | struct shash *ports); | |
b0408fca | 339 | |
842733c3 MG |
340 | static void discover_types(const struct ovsrec_open_vswitch *cfg); |
341 | ||
b0408fca JP |
342 | static void |
343 | bridge_init_ofproto(const struct ovsrec_open_vswitch *cfg) | |
344 | { | |
345 | struct shash iface_hints; | |
346 | static bool initialized = false; | |
347 | int i; | |
348 | ||
349 | if (initialized) { | |
350 | return; | |
351 | } | |
352 | ||
353 | shash_init(&iface_hints); | |
354 | ||
b099cd5f EJ |
355 | if (cfg) { |
356 | for (i = 0; i < cfg->n_bridges; i++) { | |
357 | const struct ovsrec_bridge *br_cfg = cfg->bridges[i]; | |
358 | int j; | |
359 | ||
360 | for (j = 0; j < br_cfg->n_ports; j++) { | |
361 | struct ovsrec_port *port_cfg = br_cfg->ports[j]; | |
362 | int k; | |
363 | ||
364 | for (k = 0; k < port_cfg->n_interfaces; k++) { | |
365 | struct ovsrec_interface *if_cfg = port_cfg->interfaces[k]; | |
366 | struct iface_hint *iface_hint; | |
367 | ||
368 | iface_hint = xmalloc(sizeof *iface_hint); | |
369 | iface_hint->br_name = br_cfg->name; | |
370 | iface_hint->br_type = br_cfg->datapath_type; | |
558e2cc5 | 371 | iface_hint->ofp_port = iface_pick_ofport(if_cfg); |
b099cd5f EJ |
372 | |
373 | shash_add(&iface_hints, if_cfg->name, iface_hint); | |
374 | } | |
b0408fca JP |
375 | } |
376 | } | |
377 | } | |
378 | ||
379 | ofproto_init(&iface_hints); | |
380 | ||
381 | shash_destroy_free_data(&iface_hints); | |
382 | initialized = true; | |
383 | } | |
e21c6643 TLSC |
384 | |
385 | static void | |
386 | if_change_cb(void *aux OVS_UNUSED) | |
387 | { | |
388 | ifaces_changed = true; | |
389 | } | |
064af421 BP |
390 | \f |
391 | /* Public functions. */ | |
392 | ||
c5187f17 BP |
393 | /* Initializes the bridge module, configuring it to obtain its configuration |
394 | * from an OVSDB server accessed over 'remote', which should be a string in a | |
395 | * form acceptable to ovsdb_idl_create(). */ | |
064af421 | 396 | void |
c5187f17 BP |
397 | bridge_init(const char *remote) |
398 | { | |
399 | /* Create connection to database. */ | |
fba6bd1d | 400 | idl = ovsdb_idl_create(remote, &ovsrec_idl_class, true, true); |
854a94d9 | 401 | idl_seqno = ovsdb_idl_get_seqno(idl); |
06b6d651 | 402 | ovsdb_idl_set_lock(idl, "ovs_vswitchd"); |
8cdec725 | 403 | ovsdb_idl_verify_write_only(idl); |
c5187f17 | 404 | |
ef73f86c BP |
405 | ovsdb_idl_omit_alert(idl, &ovsrec_open_vswitch_col_cur_cfg); |
406 | ovsdb_idl_omit_alert(idl, &ovsrec_open_vswitch_col_statistics); | |
842733c3 MG |
407 | ovsdb_idl_omit_alert(idl, &ovsrec_open_vswitch_col_datapath_types); |
408 | ovsdb_idl_omit_alert(idl, &ovsrec_open_vswitch_col_iface_types); | |
e85bbd75 | 409 | ovsdb_idl_omit(idl, &ovsrec_open_vswitch_col_external_ids); |
62f3aaed BP |
410 | ovsdb_idl_omit(idl, &ovsrec_open_vswitch_col_ovs_version); |
411 | ovsdb_idl_omit(idl, &ovsrec_open_vswitch_col_db_version); | |
412 | ovsdb_idl_omit(idl, &ovsrec_open_vswitch_col_system_type); | |
413 | ovsdb_idl_omit(idl, &ovsrec_open_vswitch_col_system_version); | |
e85bbd75 | 414 | |
62f3aaed | 415 | ovsdb_idl_omit_alert(idl, &ovsrec_bridge_col_datapath_id); |
b5cbbcf6 | 416 | ovsdb_idl_omit_alert(idl, &ovsrec_bridge_col_datapath_version); |
21f7563c | 417 | ovsdb_idl_omit_alert(idl, &ovsrec_bridge_col_status); |
9efd308e DV |
418 | ovsdb_idl_omit_alert(idl, &ovsrec_bridge_col_rstp_status); |
419 | ovsdb_idl_omit_alert(idl, &ovsrec_bridge_col_stp_enable); | |
420 | ovsdb_idl_omit_alert(idl, &ovsrec_bridge_col_rstp_enable); | |
e85bbd75 BP |
421 | ovsdb_idl_omit(idl, &ovsrec_bridge_col_external_ids); |
422 | ||
21f7563c | 423 | ovsdb_idl_omit_alert(idl, &ovsrec_port_col_status); |
9efd308e DV |
424 | ovsdb_idl_omit_alert(idl, &ovsrec_port_col_rstp_status); |
425 | ovsdb_idl_omit_alert(idl, &ovsrec_port_col_rstp_statistics); | |
80740385 | 426 | ovsdb_idl_omit_alert(idl, &ovsrec_port_col_statistics); |
3e5aeeb5 | 427 | ovsdb_idl_omit_alert(idl, &ovsrec_port_col_bond_active_slave); |
e85bbd75 | 428 | ovsdb_idl_omit(idl, &ovsrec_port_col_external_ids); |
99eef98b DF |
429 | ovsdb_idl_omit_alert(idl, &ovsrec_port_col_trunks); |
430 | ovsdb_idl_omit_alert(idl, &ovsrec_port_col_vlan_mode); | |
62f3aaed BP |
431 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_admin_state); |
432 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_duplex); | |
433 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_link_speed); | |
434 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_link_state); | |
65c3058c | 435 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_link_resets); |
df867eda | 436 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_mac_in_use); |
ea401d9a | 437 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_ifindex); |
62f3aaed | 438 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_mtu); |
ef73f86c BP |
439 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_ofport); |
440 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_statistics); | |
62f3aaed | 441 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_status); |
b4117094 | 442 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_cfm_fault); |
b9380396 | 443 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_cfm_fault_status); |
1de11730 | 444 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_cfm_remote_mpids); |
76c4290d | 445 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_cfm_flap_count); |
3967a833 | 446 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_cfm_health); |
4104aaf1 | 447 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_cfm_remote_opstate); |
ccc09689 | 448 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_bfd_status); |
b4117094 | 449 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_lacp_current); |
bbe6109d | 450 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_error); |
e85bbd75 BP |
451 | ovsdb_idl_omit(idl, &ovsrec_interface_col_external_ids); |
452 | ||
62f3aaed BP |
453 | ovsdb_idl_omit_alert(idl, &ovsrec_controller_col_is_connected); |
454 | ovsdb_idl_omit_alert(idl, &ovsrec_controller_col_role); | |
455 | ovsdb_idl_omit_alert(idl, &ovsrec_controller_col_status); | |
456 | ovsdb_idl_omit(idl, &ovsrec_controller_col_external_ids); | |
457 | ||
62f3aaed BP |
458 | ovsdb_idl_omit(idl, &ovsrec_qos_col_external_ids); |
459 | ||
460 | ovsdb_idl_omit(idl, &ovsrec_queue_col_external_ids); | |
461 | ||
462 | ovsdb_idl_omit(idl, &ovsrec_mirror_col_external_ids); | |
9d24de3b | 463 | ovsdb_idl_omit_alert(idl, &ovsrec_mirror_col_statistics); |
62f3aaed BP |
464 | |
465 | ovsdb_idl_omit(idl, &ovsrec_netflow_col_external_ids); | |
62f3aaed | 466 | ovsdb_idl_omit(idl, &ovsrec_sflow_col_external_ids); |
29089a54 RL |
467 | ovsdb_idl_omit(idl, &ovsrec_ipfix_col_external_ids); |
468 | ovsdb_idl_omit(idl, &ovsrec_flow_sample_collector_set_col_external_ids); | |
62f3aaed BP |
469 | |
470 | ovsdb_idl_omit(idl, &ovsrec_manager_col_external_ids); | |
471 | ovsdb_idl_omit(idl, &ovsrec_manager_col_inactivity_probe); | |
472 | ovsdb_idl_omit(idl, &ovsrec_manager_col_is_connected); | |
473 | ovsdb_idl_omit(idl, &ovsrec_manager_col_max_backoff); | |
474 | ovsdb_idl_omit(idl, &ovsrec_manager_col_status); | |
475 | ||
476 | ovsdb_idl_omit(idl, &ovsrec_ssl_col_external_ids); | |
477 | ||
c5187f17 | 478 | /* Register unixctl commands. */ |
0e15264f BP |
479 | unixctl_command_register("qos/show", "interface", 1, 1, |
480 | qos_unixctl_show, NULL); | |
481 | unixctl_command_register("bridge/dump-flows", "bridge", 1, 1, | |
7ff2009a | 482 | bridge_unixctl_dump_flows, NULL); |
0e15264f | 483 | unixctl_command_register("bridge/reconnect", "[bridge]", 0, 1, |
7ff2009a | 484 | bridge_unixctl_reconnect, NULL); |
5827ce14 | 485 | lacp_init(); |
c5187f17 | 486 | bond_init(); |
9ac3fce4 | 487 | cfm_init(); |
0fc1f5c0 | 488 | bfd_init(); |
7c5a3bbf | 489 | ovs_numa_init(); |
fe4a02e4 | 490 | stp_init(); |
99eef98b | 491 | lldp_init(); |
9efd308e | 492 | rstp_init(); |
e21c6643 | 493 | ifnotifier = if_notifier_create(if_change_cb, NULL); |
c5187f17 BP |
494 | } |
495 | ||
ee45ad81 BP |
496 | void |
497 | bridge_exit(void) | |
498 | { | |
499 | struct bridge *br, *next_br; | |
500 | ||
e21c6643 | 501 | if_notifier_destroy(ifnotifier); |
764072fd | 502 | HMAP_FOR_EACH_SAFE (br, next_br, node, &all_bridges) { |
ee45ad81 BP |
503 | bridge_destroy(br); |
504 | } | |
505 | ovsdb_idl_destroy(idl); | |
506 | } | |
507 | ||
cd11000b BP |
508 | /* Looks at the list of managers in 'ovs_cfg' and extracts their remote IP |
509 | * addresses and ports into '*managersp' and '*n_managersp'. The caller is | |
510 | * responsible for freeing '*managersp' (with free()). | |
511 | * | |
512 | * You may be asking yourself "why does ovs-vswitchd care?", because | |
513 | * ovsdb-server is responsible for connecting to the managers, and ovs-vswitchd | |
514 | * should not be and in fact is not directly involved in that. But | |
515 | * ovs-vswitchd needs to make sure that ovsdb-server can reach the managers, so | |
516 | * it has to tell in-band control where the managers are to enable that. | |
f0a5ac68 AW |
517 | * (Thus, only managers connected in-band and with non-loopback addresses |
518 | * are collected.) | |
cd11000b BP |
519 | */ |
520 | static void | |
94db5407 BP |
521 | collect_in_band_managers(const struct ovsrec_open_vswitch *ovs_cfg, |
522 | struct sockaddr_in **managersp, size_t *n_managersp) | |
cd11000b BP |
523 | { |
524 | struct sockaddr_in *managers = NULL; | |
525 | size_t n_managers = 0; | |
b3c01ed3 | 526 | struct sset targets; |
94db5407 BP |
527 | size_t i; |
528 | ||
289df16d AE |
529 | /* Collect all of the potential targets from the "targets" columns of the |
530 | * rows pointed to by "manager_options", excluding any that are | |
531 | * out-of-band. */ | |
b3c01ed3 | 532 | sset_init(&targets); |
94db5407 BP |
533 | for (i = 0; i < ovs_cfg->n_manager_options; i++) { |
534 | struct ovsrec_manager *m = ovs_cfg->manager_options[i]; | |
535 | ||
536 | if (m->connection_mode && !strcmp(m->connection_mode, "out-of-band")) { | |
b3c01ed3 | 537 | sset_find_and_delete(&targets, m->target); |
94db5407 | 538 | } else { |
b3c01ed3 | 539 | sset_add(&targets, m->target); |
94db5407 BP |
540 | } |
541 | } | |
cd11000b | 542 | |
94db5407 | 543 | /* Now extract the targets' IP addresses. */ |
b3c01ed3 BP |
544 | if (!sset_is_empty(&targets)) { |
545 | const char *target; | |
cd11000b | 546 | |
b3c01ed3 BP |
547 | managers = xmalloc(sset_count(&targets) * sizeof *managers); |
548 | SSET_FOR_EACH (target, &targets) { | |
02334943 JR |
549 | union { |
550 | struct sockaddr_storage ss; | |
551 | struct sockaddr_in in; | |
552 | } sa; | |
cd11000b | 553 | |
f0a5ac68 | 554 | /* Ignore loopback. */ |
d4763d1d | 555 | if (stream_parse_target_with_default_port(target, OVSDB_PORT, |
02334943 | 556 | &sa.ss) |
f0a5ac68 AW |
557 | && sa.ss.ss_family == AF_INET |
558 | && sa.in.sin_addr.s_addr != htonl(INADDR_LOOPBACK)) { | |
02334943 | 559 | managers[n_managers++] = sa.in; |
cd11000b BP |
560 | } |
561 | } | |
562 | } | |
b3c01ed3 | 563 | sset_destroy(&targets); |
cd11000b BP |
564 | |
565 | *managersp = managers; | |
566 | *n_managersp = n_managers; | |
567 | } | |
568 | ||
c5187f17 | 569 | static void |
76343538 | 570 | bridge_reconfigure(const struct ovsrec_open_vswitch *ovs_cfg) |
064af421 | 571 | { |
52a90c29 | 572 | unsigned long int *splinter_vlans; |
2a73b1d7 BP |
573 | struct sockaddr_in *managers; |
574 | struct bridge *br, *next; | |
575 | int sflow_bridge_number; | |
576 | size_t n_managers; | |
064af421 BP |
577 | |
578 | COVERAGE_INC(bridge_reconfigure); | |
579 | ||
e79a6c83 EJ |
580 | ofproto_set_flow_limit(smap_get_int(&ovs_cfg->other_config, "flow-limit", |
581 | OFPROTO_FLOW_LIMIT_DEFAULT)); | |
72310b04 JS |
582 | ofproto_set_max_idle(smap_get_int(&ovs_cfg->other_config, "max-idle", |
583 | OFPROTO_MAX_IDLE_DEFAULT)); | |
f2eee189 AW |
584 | ofproto_set_n_dpdk_rxqs(smap_get_int(&ovs_cfg->other_config, |
585 | "n-dpdk-rxqs", 0)); | |
586 | ofproto_set_cpu_mask(smap_get(&ovs_cfg->other_config, "pmd-cpu-mask")); | |
380f49c4 | 587 | |
6567010f | 588 | ofproto_set_threads( |
e79a6c83 EJ |
589 | smap_get_int(&ovs_cfg->other_config, "n-handler-threads", 0), |
590 | smap_get_int(&ovs_cfg->other_config, "n-revalidator-threads", 0)); | |
448a4b2f | 591 | |
bae7208e | 592 | /* Destroy "struct bridge"s, "struct port"s, and "struct iface"s according |
2a73b1d7 | 593 | * to 'ovs_cfg', with only very minimal configuration otherwise. |
66da9bef | 594 | * |
bae7208e EJ |
595 | * This is mostly an update to bridge data structures. Nothing is pushed |
596 | * down to ofproto or lower layers. */ | |
66da9bef | 597 | add_del_bridges(ovs_cfg); |
52a90c29 | 598 | splinter_vlans = collect_splinter_vlans(ovs_cfg); |
764072fd | 599 | HMAP_FOR_EACH (br, node, &all_bridges) { |
2a73b1d7 BP |
600 | bridge_collect_wanted_ports(br, splinter_vlans, &br->wanted_ports); |
601 | bridge_del_ports(br, &br->wanted_ports); | |
76343538 | 602 | } |
52a90c29 | 603 | free(splinter_vlans); |
064af421 | 604 | |
2a73b1d7 BP |
605 | /* Start pushing configuration changes down to the ofproto layer: |
606 | * | |
607 | * - Delete ofprotos that are no longer configured. | |
608 | * | |
609 | * - Delete ports that are no longer configured. | |
610 | * | |
611 | * - Reconfigure existing ports to their desired configurations, or | |
612 | * delete them if not possible. | |
613 | * | |
614 | * We have to do all the deletions before we can do any additions, because | |
615 | * the ports to be added might require resources that will be freed up by | |
616 | * deletions (they might especially overlap in name). */ | |
617 | bridge_delete_ofprotos(); | |
bae7208e | 618 | HMAP_FOR_EACH (br, node, &all_bridges) { |
2a73b1d7 BP |
619 | if (br->ofproto) { |
620 | bridge_delete_or_reconfigure_ports(br); | |
76343538 | 621 | } |
064af421 | 622 | } |
35a22d8c | 623 | |
2a73b1d7 BP |
624 | /* Finish pushing configuration changes to the ofproto layer: |
625 | * | |
626 | * - Create ofprotos that are missing. | |
627 | * | |
628 | * - Add ports that are missing. */ | |
629 | HMAP_FOR_EACH_SAFE (br, next, node, &all_bridges) { | |
630 | if (!br->ofproto) { | |
631 | int error; | |
bae7208e | 632 | |
2a73b1d7 BP |
633 | error = ofproto_create(br->name, br->type, &br->ofproto); |
634 | if (error) { | |
635 | VLOG_ERR("failed to create bridge %s: %s", br->name, | |
636 | ovs_strerror(error)); | |
637 | shash_destroy(&br->wanted_ports); | |
638 | bridge_destroy(br); | |
b5cbbcf6 AZ |
639 | } else { |
640 | /* Trigger storing datapath version. */ | |
641 | seq_change(connectivity_seq_get()); | |
e56365a5 | 642 | } |
064af421 BP |
643 | } |
644 | } | |
e8192d80 | 645 | HMAP_FOR_EACH (br, node, &all_bridges) { |
2a73b1d7 BP |
646 | bridge_add_ports(br, &br->wanted_ports); |
647 | shash_destroy(&br->wanted_ports); | |
064af421 | 648 | } |
064af421 | 649 | |
2a73b1d7 | 650 | reconfigure_system_stats(ovs_cfg); |
bae7208e | 651 | |
66da9bef BP |
652 | /* Complete the configuration. */ |
653 | sflow_bridge_number = 0; | |
654 | collect_in_band_managers(ovs_cfg, &managers, &n_managers); | |
764072fd | 655 | HMAP_FOR_EACH (br, node, &all_bridges) { |
8052fb14 | 656 | struct port *port; |
064af421 | 657 | |
f145afdc BP |
658 | /* We need the datapath ID early to allow LACP ports to use it as the |
659 | * default system ID. */ | |
660 | bridge_configure_datapath_id(br); | |
661 | ||
8052fb14 | 662 | HMAP_FOR_EACH (port, hmap_node, &br->ports) { |
83db7968 | 663 | struct iface *iface; |
52df17e7 | 664 | |
fa066f01 | 665 | port_configure(port); |
c1c9c9c4 | 666 | |
48e1b7fb | 667 | LIST_FOR_EACH (iface, port_elem, &port->ifaces) { |
59804c80 | 668 | iface_set_ofport(iface->cfg, iface->ofp_port); |
bbe6109d TG |
669 | /* Clear eventual previous errors */ |
670 | ovsrec_interface_set_error(iface->cfg, NULL); | |
66da9bef BP |
671 | iface_configure_cfm(iface); |
672 | iface_configure_qos(iface, port->cfg->qos); | |
21a955fc | 673 | iface_set_mac(br, port, iface); |
ccc09689 EJ |
674 | ofproto_port_set_bfd(br->ofproto, iface->ofp_port, |
675 | &iface->cfg->bfd); | |
99eef98b DF |
676 | ofproto_port_set_lldp(br->ofproto, iface->ofp_port, |
677 | &iface->cfg->lldp); | |
064af421 BP |
678 | } |
679 | } | |
fa066f01 | 680 | bridge_configure_mirrors(br); |
8402c74b | 681 | bridge_configure_forward_bpdu(br); |
c4069512 | 682 | bridge_configure_mac_table(br); |
dc2b70ba | 683 | bridge_configure_mcast_snooping(br); |
fa066f01 | 684 | bridge_configure_remotes(br, managers, n_managers); |
66da9bef BP |
685 | bridge_configure_netflow(br); |
686 | bridge_configure_sflow(br, &sflow_bridge_number); | |
29089a54 | 687 | bridge_configure_ipfix(br); |
7af77bbd | 688 | bridge_configure_spanning_tree(br); |
254750ce | 689 | bridge_configure_tables(br); |
8b6ff729 | 690 | bridge_configure_dp_desc(br); |
99eef98b | 691 | bridge_configure_aa(br); |
064af421 | 692 | } |
66da9bef | 693 | free(managers); |
aeed7879 BP |
694 | |
695 | /* The ofproto-dpif provider does some final reconfiguration in its | |
696 | * ->type_run() function. We have to call it before notifying the database | |
697 | * client that reconfiguration is complete, otherwise there is a very | |
698 | * narrow race window in which e.g. ofproto/trace will not recognize the | |
699 | * new configuration (sometimes this causes unit test failures). */ | |
700 | bridge_run__(); | |
66da9bef | 701 | } |
064af421 | 702 | |
bae7208e EJ |
703 | /* Delete ofprotos which aren't configured or have the wrong type. Create |
704 | * ofprotos which don't exist but need to. */ | |
66da9bef | 705 | static void |
2a73b1d7 | 706 | bridge_delete_ofprotos(void) |
66da9bef | 707 | { |
2a73b1d7 | 708 | struct bridge *br; |
f79e673f BP |
709 | struct sset names; |
710 | struct sset types; | |
66da9bef | 711 | const char *type; |
6c88d577 | 712 | |
bae7208e | 713 | /* Delete ofprotos with no bridge or with the wrong type. */ |
f79e673f BP |
714 | sset_init(&names); |
715 | sset_init(&types); | |
716 | ofproto_enumerate_types(&types); | |
717 | SSET_FOR_EACH (type, &types) { | |
66da9bef | 718 | const char *name; |
3a6ccc8c | 719 | |
f79e673f BP |
720 | ofproto_enumerate_names(type, &names); |
721 | SSET_FOR_EACH (name, &names) { | |
bae7208e | 722 | br = bridge_lookup(name); |
66da9bef | 723 | if (!br || strcmp(type, br->type)) { |
f79e673f | 724 | ofproto_delete(name, type); |
3a6ccc8c | 725 | } |
b31bcf60 EJ |
726 | } |
727 | } | |
f79e673f BP |
728 | sset_destroy(&names); |
729 | sset_destroy(&types); | |
2a73b1d7 | 730 | } |
76343538 | 731 | |
2a73b1d7 BP |
732 | static ofp_port_t * |
733 | add_ofp_port(ofp_port_t port, ofp_port_t *ports, size_t *n, size_t *allocated) | |
734 | { | |
735 | if (*n >= *allocated) { | |
736 | ports = x2nrealloc(ports, allocated, sizeof *ports); | |
737 | } | |
738 | ports[(*n)++] = port; | |
739 | return ports; | |
740 | } | |
bae7208e | 741 | |
2a73b1d7 BP |
742 | static void |
743 | bridge_delete_or_reconfigure_ports(struct bridge *br) | |
744 | { | |
745 | struct ofproto_port ofproto_port; | |
746 | struct ofproto_port_dump dump; | |
747 | ||
96be8de5 BP |
748 | struct sset ofproto_ports; |
749 | struct port *port, *port_next; | |
750 | ||
2a73b1d7 BP |
751 | /* List of "ofp_port"s to delete. We make a list instead of deleting them |
752 | * right away because ofproto implementations aren't necessarily able to | |
753 | * iterate through a changing list of ports in an entirely robust way. */ | |
754 | ofp_port_t *del; | |
755 | size_t n, allocated; | |
756 | size_t i; | |
757 | ||
758 | del = NULL; | |
759 | n = allocated = 0; | |
96be8de5 | 760 | sset_init(&ofproto_ports); |
bae7208e | 761 | |
96be8de5 BP |
762 | /* Main task: Iterate over the ports in 'br->ofproto' and remove the ports |
763 | * that are not configured in the database. (This commonly happens when | |
764 | * ports have been deleted, e.g. with "ovs-vsctl del-port".) | |
765 | * | |
766 | * Side tasks: Reconfigure the ports that are still in 'br'. Delete ports | |
767 | * that have the wrong OpenFlow port number (and arrange to add them back | |
768 | * with the correct OpenFlow port number). */ | |
2a73b1d7 | 769 | OFPROTO_PORT_FOR_EACH (&ofproto_port, &dump, br->ofproto) { |
4abb8608 | 770 | ofp_port_t requested_ofp_port; |
2a73b1d7 | 771 | struct iface *iface; |
bae7208e | 772 | |
96be8de5 BP |
773 | sset_add(&ofproto_ports, ofproto_port.name); |
774 | ||
2a73b1d7 BP |
775 | iface = iface_lookup(br, ofproto_port.name); |
776 | if (!iface) { | |
777 | /* No such iface is configured, so we should delete this | |
778 | * ofproto_port. | |
779 | * | |
780 | * As a corner case exception, keep the port if it's a bond fake | |
781 | * interface. */ | |
782 | if (bridge_has_bond_fake_iface(br, ofproto_port.name) | |
783 | && !strcmp(ofproto_port.type, "internal")) { | |
bae7208e EJ |
784 | continue; |
785 | } | |
2a73b1d7 BP |
786 | goto delete; |
787 | } | |
bae7208e | 788 | |
2a73b1d7 | 789 | if (strcmp(ofproto_port.type, iface->type) |
bbe6109d | 790 | || netdev_set_config(iface->netdev, &iface->cfg->options, NULL)) { |
2a73b1d7 BP |
791 | /* The interface is the wrong type or can't be configured. |
792 | * Delete it. */ | |
793 | goto delete; | |
bae7208e EJ |
794 | } |
795 | ||
4abb8608 BP |
796 | /* If the requested OpenFlow port for 'iface' changed, and it's not |
797 | * already the correct port, then we might want to temporarily delete | |
798 | * this interface, so we can add it back again with the new OpenFlow | |
799 | * port number. */ | |
800 | requested_ofp_port = iface_get_requested_ofp_port(iface->cfg); | |
801 | if (iface->ofp_port != OFPP_LOCAL && | |
802 | requested_ofp_port != OFPP_NONE && | |
803 | requested_ofp_port != iface->ofp_port) { | |
804 | ofp_port_t victim_request; | |
805 | struct iface *victim; | |
806 | ||
807 | /* Check for an existing OpenFlow port currently occupying | |
808 | * 'iface''s requested port number. If there isn't one, then | |
809 | * delete this port. Otherwise we need to consider further. */ | |
810 | victim = iface_from_ofp_port(br, requested_ofp_port); | |
811 | if (!victim) { | |
812 | goto delete; | |
813 | } | |
814 | ||
815 | /* 'victim' is a port currently using 'iface''s requested port | |
816 | * number. Unless 'victim' specifically requested that port | |
817 | * number, too, then we can delete both 'iface' and 'victim' | |
818 | * temporarily. (We'll add both of them back again later with new | |
819 | * OpenFlow port numbers.) | |
820 | * | |
821 | * If 'victim' did request port number 'requested_ofp_port', just | |
822 | * like 'iface', then that's a configuration inconsistency that we | |
823 | * can't resolve. We might as well let it keep its current port | |
824 | * number. */ | |
825 | victim_request = iface_get_requested_ofp_port(victim->cfg); | |
826 | if (victim_request != requested_ofp_port) { | |
827 | del = add_ofp_port(victim->ofp_port, del, &n, &allocated); | |
828 | iface_destroy(victim); | |
829 | goto delete; | |
830 | } | |
831 | } | |
832 | ||
2a73b1d7 BP |
833 | /* Keep it. */ |
834 | continue; | |
835 | ||
836 | delete: | |
837 | iface_destroy(iface); | |
838 | del = add_ofp_port(ofproto_port.ofp_port, del, &n, &allocated); | |
839 | } | |
2a73b1d7 BP |
840 | for (i = 0; i < n; i++) { |
841 | ofproto_port_del(br->ofproto, del[i]); | |
842 | } | |
843 | free(del); | |
96be8de5 BP |
844 | |
845 | /* Iterate over this module's idea of interfaces in 'br'. Remove any ports | |
846 | * that we didn't see when we iterated through the datapath, i.e. ports | |
847 | * that disappeared underneath use. This is an unusual situation, but it | |
848 | * can happen in some cases: | |
849 | * | |
850 | * - An admin runs a command like "ovs-dpctl del-port" (which is a bad | |
851 | * idea but could happen). | |
852 | * | |
853 | * - The port represented a device that disappeared, e.g. a tuntap | |
854 | * device destroyed via "tunctl -d", a physical Ethernet device | |
855 | * whose module was just unloaded via "rmmod", or a virtual NIC for a | |
856 | * VM whose VM was just terminated. */ | |
857 | HMAP_FOR_EACH_SAFE (port, port_next, hmap_node, &br->ports) { | |
858 | struct iface *iface, *iface_next; | |
859 | ||
860 | LIST_FOR_EACH_SAFE (iface, iface_next, port_elem, &port->ifaces) { | |
861 | if (!sset_contains(&ofproto_ports, iface->name)) { | |
862 | iface_destroy__(iface); | |
863 | } | |
864 | } | |
865 | ||
866 | if (list_is_empty(&port->ifaces)) { | |
867 | port_destroy(port); | |
868 | } | |
869 | } | |
870 | sset_destroy(&ofproto_ports); | |
2a73b1d7 BP |
871 | } |
872 | ||
873 | static void | |
4abb8608 BP |
874 | bridge_add_ports__(struct bridge *br, const struct shash *wanted_ports, |
875 | bool with_requested_port) | |
2a73b1d7 BP |
876 | { |
877 | struct shash_node *port_node; | |
878 | ||
879 | SHASH_FOR_EACH (port_node, wanted_ports) { | |
880 | const struct ovsrec_port *port_cfg = port_node->data; | |
881 | size_t i; | |
882 | ||
883 | for (i = 0; i < port_cfg->n_interfaces; i++) { | |
884 | const struct ovsrec_interface *iface_cfg = port_cfg->interfaces[i]; | |
4abb8608 BP |
885 | ofp_port_t requested_ofp_port; |
886 | ||
887 | requested_ofp_port = iface_get_requested_ofp_port(iface_cfg); | |
888 | if ((requested_ofp_port != OFPP_NONE) == with_requested_port) { | |
889 | struct iface *iface = iface_lookup(br, iface_cfg->name); | |
2a73b1d7 | 890 | |
4abb8608 BP |
891 | if (!iface) { |
892 | iface_create(br, iface_cfg, port_cfg); | |
893 | } | |
2a73b1d7 | 894 | } |
bae7208e | 895 | } |
66da9bef | 896 | } |
093e47f4 | 897 | } |
c3827f61 | 898 | |
4abb8608 BP |
899 | static void |
900 | bridge_add_ports(struct bridge *br, const struct shash *wanted_ports) | |
901 | { | |
902 | /* First add interfaces that request a particular port number. */ | |
903 | bridge_add_ports__(br, wanted_ports, true); | |
904 | ||
905 | /* Then add interfaces that want automatic port number assignment. | |
906 | * We add these afterward to avoid accidentally taking a specifically | |
907 | * requested port number. */ | |
908 | bridge_add_ports__(br, wanted_ports, false); | |
909 | } | |
910 | ||
fa066f01 BP |
911 | static void |
912 | port_configure(struct port *port) | |
913 | { | |
914 | const struct ovsrec_port *cfg = port->cfg; | |
915 | struct bond_settings bond_settings; | |
916 | struct lacp_settings lacp_settings; | |
917 | struct ofproto_bundle_settings s; | |
918 | struct iface *iface; | |
82057f51 | 919 | |
52a90c29 BP |
920 | if (cfg->vlan_mode && !strcmp(cfg->vlan_mode, "splinter")) { |
921 | configure_splinter_port(port); | |
922 | return; | |
923 | } | |
924 | ||
fa066f01 BP |
925 | /* Get name. */ |
926 | s.name = port->name; | |
3a6ccc8c | 927 | |
fa066f01 BP |
928 | /* Get slaves. */ |
929 | s.n_slaves = 0; | |
930 | s.slaves = xmalloc(list_size(&port->ifaces) * sizeof *s.slaves); | |
931 | LIST_FOR_EACH (iface, port_elem, &port->ifaces) { | |
892815f5 | 932 | s.slaves[s.n_slaves++] = iface->ofp_port; |
fa066f01 | 933 | } |
c3827f61 | 934 | |
fa066f01 BP |
935 | /* Get VLAN tag. */ |
936 | s.vlan = -1; | |
acaf1486 BP |
937 | if (cfg->tag && *cfg->tag >= 0 && *cfg->tag <= 4095) { |
938 | s.vlan = *cfg->tag; | |
fa066f01 | 939 | } |
b0ec0f27 | 940 | |
fa066f01 BP |
941 | /* Get VLAN trunks. */ |
942 | s.trunks = NULL; | |
ecac4ebf | 943 | if (cfg->n_trunks) { |
fa066f01 | 944 | s.trunks = vlan_bitmap_from_array(cfg->trunks, cfg->n_trunks); |
ecac4ebf BP |
945 | } |
946 | ||
947 | /* Get VLAN mode. */ | |
948 | if (cfg->vlan_mode) { | |
949 | if (!strcmp(cfg->vlan_mode, "access")) { | |
950 | s.vlan_mode = PORT_VLAN_ACCESS; | |
951 | } else if (!strcmp(cfg->vlan_mode, "trunk")) { | |
952 | s.vlan_mode = PORT_VLAN_TRUNK; | |
953 | } else if (!strcmp(cfg->vlan_mode, "native-tagged")) { | |
954 | s.vlan_mode = PORT_VLAN_NATIVE_TAGGED; | |
955 | } else if (!strcmp(cfg->vlan_mode, "native-untagged")) { | |
956 | s.vlan_mode = PORT_VLAN_NATIVE_UNTAGGED; | |
957 | } else { | |
958 | /* This "can't happen" because ovsdb-server should prevent it. */ | |
65a0903b TG |
959 | VLOG_WARN("port %s: unknown VLAN mode %s, falling " |
960 | "back to trunk mode", port->name, cfg->vlan_mode); | |
ecac4ebf BP |
961 | s.vlan_mode = PORT_VLAN_TRUNK; |
962 | } | |
963 | } else { | |
964 | if (s.vlan >= 0) { | |
965 | s.vlan_mode = PORT_VLAN_ACCESS; | |
966 | if (cfg->n_trunks) { | |
65a0903b TG |
967 | VLOG_WARN("port %s: ignoring trunks in favor of implicit vlan", |
968 | port->name); | |
ecac4ebf BP |
969 | } |
970 | } else { | |
971 | s.vlan_mode = PORT_VLAN_TRUNK; | |
972 | } | |
064af421 | 973 | } |
a699f614 EJ |
974 | s.use_priority_tags = smap_get_bool(&cfg->other_config, "priority-tags", |
975 | false); | |
064af421 | 976 | |
fa066f01 BP |
977 | /* Get LACP settings. */ |
978 | s.lacp = port_configure_lacp(port, &lacp_settings); | |
979 | if (s.lacp) { | |
980 | size_t i = 0; | |
064af421 | 981 | |
fa066f01 BP |
982 | s.lacp_slaves = xmalloc(s.n_slaves * sizeof *s.lacp_slaves); |
983 | LIST_FOR_EACH (iface, port_elem, &port->ifaces) { | |
984 | iface_configure_lacp(iface, &s.lacp_slaves[i++]); | |
064af421 | 985 | } |
fa066f01 BP |
986 | } else { |
987 | s.lacp_slaves = NULL; | |
988 | } | |
064af421 | 989 | |
fa066f01 BP |
990 | /* Get bond settings. */ |
991 | if (s.n_slaves > 1) { | |
fa066f01 | 992 | s.bond = &bond_settings; |
df53d41c | 993 | port_configure_bond(port, &bond_settings); |
fa066f01 BP |
994 | } else { |
995 | s.bond = NULL; | |
1670c579 EJ |
996 | LIST_FOR_EACH (iface, port_elem, &port->ifaces) { |
997 | netdev_set_miimon_interval(iface->netdev, 0); | |
998 | } | |
fa066f01 | 999 | } |
093e47f4 | 1000 | |
fa066f01 BP |
1001 | /* Register. */ |
1002 | ofproto_bundle_register(port->bridge->ofproto, port, &s); | |
76343538 | 1003 | |
fa066f01 | 1004 | /* Clean up. */ |
4e51de4c | 1005 | free(s.slaves); |
fa066f01 BP |
1006 | free(s.trunks); |
1007 | free(s.lacp_slaves); | |
1008 | } | |
76343538 | 1009 | |
6f90b8f4 BP |
1010 | /* Pick local port hardware address and datapath ID for 'br'. */ |
1011 | static void | |
1012 | bridge_configure_datapath_id(struct bridge *br) | |
1013 | { | |
74ff3298 | 1014 | struct eth_addr ea; |
6f90b8f4 BP |
1015 | uint64_t dpid; |
1016 | struct iface *local_iface; | |
1017 | struct iface *hw_addr_iface; | |
1018 | char *dpid_string; | |
76343538 | 1019 | |
74ff3298 | 1020 | bridge_pick_local_hw_addr(br, &ea, &hw_addr_iface); |
892815f5 | 1021 | local_iface = iface_from_ofp_port(br, OFPP_LOCAL); |
6f90b8f4 BP |
1022 | if (local_iface) { |
1023 | int error = netdev_set_etheraddr(local_iface->netdev, ea); | |
1024 | if (error) { | |
1025 | static struct vlog_rate_limit rl = VLOG_RATE_LIMIT_INIT(1, 5); | |
1026 | VLOG_ERR_RL(&rl, "bridge %s: failed to set bridge " | |
1027 | "Ethernet address: %s", | |
10a89ef0 | 1028 | br->name, ovs_strerror(error)); |
6f90b8f4 BP |
1029 | } |
1030 | } | |
74ff3298 | 1031 | br->ea = ea; |
76343538 | 1032 | |
6f90b8f4 | 1033 | dpid = bridge_pick_datapath_id(br, ea, hw_addr_iface); |
e825ace2 BP |
1034 | if (dpid != ofproto_get_datapath_id(br->ofproto)) { |
1035 | VLOG_INFO("bridge %s: using datapath ID %016"PRIx64, br->name, dpid); | |
1036 | ofproto_set_datapath_id(br->ofproto, dpid); | |
1037 | } | |
76343538 | 1038 | |
6f90b8f4 BP |
1039 | dpid_string = xasprintf("%016"PRIx64, dpid); |
1040 | ovsrec_bridge_set_datapath_id(br->cfg, dpid_string); | |
1041 | free(dpid_string); | |
1042 | } | |
064af421 | 1043 | |
7beaa082 SH |
1044 | /* Returns a bitmap of "enum ofputil_protocol"s that are allowed for use with |
1045 | * 'br'. */ | |
1046 | static uint32_t | |
1047 | bridge_get_allowed_versions(struct bridge *br) | |
1048 | { | |
3852cc1b | 1049 | if (!br->cfg->n_protocols) { |
7beaa082 | 1050 | return 0; |
3852cc1b | 1051 | } |
7beaa082 | 1052 | |
aa233d57 BP |
1053 | return ofputil_versions_from_strings(br->cfg->protocols, |
1054 | br->cfg->n_protocols); | |
7beaa082 SH |
1055 | } |
1056 | ||
6f90b8f4 BP |
1057 | /* Set NetFlow configuration on 'br'. */ |
1058 | static void | |
1059 | bridge_configure_netflow(struct bridge *br) | |
1060 | { | |
1061 | struct ovsrec_netflow *cfg = br->cfg->netflow; | |
1062 | struct netflow_options opts; | |
72b06300 | 1063 | |
6f90b8f4 BP |
1064 | if (!cfg) { |
1065 | ofproto_set_netflow(br->ofproto, NULL); | |
1066 | return; | |
1067 | } | |
a4af0040 | 1068 | |
6f90b8f4 | 1069 | memset(&opts, 0, sizeof opts); |
72b06300 | 1070 | |
6f90b8f4 BP |
1071 | /* Get default NetFlow configuration from datapath. |
1072 | * Apply overrides from 'cfg'. */ | |
1073 | ofproto_get_netflow_ids(br->ofproto, &opts.engine_type, &opts.engine_id); | |
1074 | if (cfg->engine_type) { | |
1075 | opts.engine_type = *cfg->engine_type; | |
1076 | } | |
1077 | if (cfg->engine_id) { | |
1078 | opts.engine_id = *cfg->engine_id; | |
1079 | } | |
72b06300 | 1080 | |
6f90b8f4 BP |
1081 | /* Configure active timeout interval. */ |
1082 | opts.active_timeout = cfg->active_timeout; | |
1083 | if (!opts.active_timeout) { | |
1084 | opts.active_timeout = -1; | |
1085 | } else if (opts.active_timeout < 0) { | |
1086 | VLOG_WARN("bridge %s: active timeout interval set to negative " | |
1087 | "value, using default instead (%d seconds)", br->name, | |
1088 | NF_ACTIVE_TIMEOUT_DEFAULT); | |
1089 | opts.active_timeout = -1; | |
1090 | } | |
72b06300 | 1091 | |
6f90b8f4 BP |
1092 | /* Add engine ID to interface number to disambiguate bridgs? */ |
1093 | opts.add_id_to_iface = cfg->add_id_to_interface; | |
1094 | if (opts.add_id_to_iface) { | |
1095 | if (opts.engine_id > 0x7f) { | |
1096 | VLOG_WARN("bridge %s: NetFlow port mangling may conflict with " | |
1097 | "another vswitch, choose an engine id less than 128", | |
1098 | br->name); | |
1099 | } | |
1100 | if (hmap_count(&br->ports) > 508) { | |
1101 | VLOG_WARN("bridge %s: NetFlow port mangling will conflict with " | |
1102 | "another port when more than 508 ports are used", | |
1103 | br->name); | |
1104 | } | |
1105 | } | |
72b06300 | 1106 | |
6f90b8f4 BP |
1107 | /* Collectors. */ |
1108 | sset_init(&opts.collectors); | |
1109 | sset_add_array(&opts.collectors, cfg->targets, cfg->n_targets); | |
a4af0040 | 1110 | |
6f90b8f4 BP |
1111 | /* Configure. */ |
1112 | if (ofproto_set_netflow(br->ofproto, &opts)) { | |
1113 | VLOG_ERR("bridge %s: problem setting netflow collectors", br->name); | |
1114 | } | |
1115 | sset_destroy(&opts.collectors); | |
1116 | } | |
72b06300 | 1117 | |
6f90b8f4 BP |
1118 | /* Set sFlow configuration on 'br'. */ |
1119 | static void | |
1120 | bridge_configure_sflow(struct bridge *br, int *sflow_bridge_number) | |
1121 | { | |
1122 | const struct ovsrec_sflow *cfg = br->cfg->sflow; | |
1123 | struct ovsrec_controller **controllers; | |
1124 | struct ofproto_sflow_options oso; | |
1125 | size_t n_controllers; | |
1126 | size_t i; | |
72b06300 | 1127 | |
6f90b8f4 BP |
1128 | if (!cfg) { |
1129 | ofproto_set_sflow(br->ofproto, NULL); | |
1130 | return; | |
064af421 | 1131 | } |
8052fb14 | 1132 | |
6f90b8f4 | 1133 | memset(&oso, 0, sizeof oso); |
52df17e7 | 1134 | |
6f90b8f4 BP |
1135 | sset_init(&oso.targets); |
1136 | sset_add_array(&oso.targets, cfg->targets, cfg->n_targets); | |
c1c9c9c4 | 1137 | |
6f90b8f4 BP |
1138 | oso.sampling_rate = SFL_DEFAULT_SAMPLING_RATE; |
1139 | if (cfg->sampling) { | |
1140 | oso.sampling_rate = *cfg->sampling; | |
064af421 | 1141 | } |
6f90b8f4 BP |
1142 | |
1143 | oso.polling_interval = SFL_DEFAULT_POLLING_INTERVAL; | |
1144 | if (cfg->polling) { | |
1145 | oso.polling_interval = *cfg->polling; | |
064af421 | 1146 | } |
093e47f4 | 1147 | |
6f90b8f4 BP |
1148 | oso.header_len = SFL_DEFAULT_HEADER_SIZE; |
1149 | if (cfg->header) { | |
1150 | oso.header_len = *cfg->header; | |
1151 | } | |
392730c4 | 1152 | |
6f90b8f4 BP |
1153 | oso.sub_id = (*sflow_bridge_number)++; |
1154 | oso.agent_device = cfg->agent; | |
392730c4 | 1155 | |
6f90b8f4 BP |
1156 | oso.control_ip = NULL; |
1157 | n_controllers = bridge_get_controllers(br, &controllers); | |
1158 | for (i = 0; i < n_controllers; i++) { | |
1159 | if (controllers[i]->local_ip) { | |
1160 | oso.control_ip = controllers[i]->local_ip; | |
1161 | break; | |
b31bcf60 EJ |
1162 | } |
1163 | } | |
6f90b8f4 | 1164 | ofproto_set_sflow(br->ofproto, &oso); |
b31bcf60 | 1165 | |
6f90b8f4 BP |
1166 | sset_destroy(&oso.targets); |
1167 | } | |
a7ff9bd7 | 1168 | |
88afd5fc RL |
1169 | /* Returns whether a IPFIX row is valid. */ |
1170 | static bool | |
1171 | ovsrec_ipfix_is_valid(const struct ovsrec_ipfix *ipfix) | |
1172 | { | |
1173 | return ipfix && ipfix->n_targets > 0; | |
1174 | } | |
1175 | ||
3388e51a RL |
1176 | /* Returns whether a Flow_Sample_Collector_Set row is valid. */ |
1177 | static bool | |
1178 | ovsrec_fscs_is_valid(const struct ovsrec_flow_sample_collector_set *fscs, | |
1179 | const struct bridge *br) | |
1180 | { | |
88afd5fc | 1181 | return ovsrec_ipfix_is_valid(fscs->ipfix) && fscs->bridge == br->cfg; |
3388e51a RL |
1182 | } |
1183 | ||
29089a54 RL |
1184 | /* Set IPFIX configuration on 'br'. */ |
1185 | static void | |
1186 | bridge_configure_ipfix(struct bridge *br) | |
1187 | { | |
1188 | const struct ovsrec_ipfix *be_cfg = br->cfg->ipfix; | |
88afd5fc | 1189 | bool valid_be_cfg = ovsrec_ipfix_is_valid(be_cfg); |
29089a54 RL |
1190 | const struct ovsrec_flow_sample_collector_set *fe_cfg; |
1191 | struct ofproto_ipfix_bridge_exporter_options be_opts; | |
1192 | struct ofproto_ipfix_flow_exporter_options *fe_opts = NULL; | |
1193 | size_t n_fe_opts = 0; | |
1194 | ||
1195 | OVSREC_FLOW_SAMPLE_COLLECTOR_SET_FOR_EACH(fe_cfg, idl) { | |
3388e51a | 1196 | if (ovsrec_fscs_is_valid(fe_cfg, br)) { |
29089a54 RL |
1197 | n_fe_opts++; |
1198 | } | |
1199 | } | |
1200 | ||
88afd5fc | 1201 | if (!valid_be_cfg && n_fe_opts == 0) { |
29089a54 RL |
1202 | ofproto_set_ipfix(br->ofproto, NULL, NULL, 0); |
1203 | return; | |
1204 | } | |
1205 | ||
88afd5fc | 1206 | if (valid_be_cfg) { |
29089a54 RL |
1207 | memset(&be_opts, 0, sizeof be_opts); |
1208 | ||
1209 | sset_init(&be_opts.targets); | |
1210 | sset_add_array(&be_opts.targets, be_cfg->targets, be_cfg->n_targets); | |
1211 | ||
1212 | if (be_cfg->sampling) { | |
1213 | be_opts.sampling_rate = *be_cfg->sampling; | |
1214 | } else { | |
1215 | be_opts.sampling_rate = SFL_DEFAULT_SAMPLING_RATE; | |
1216 | } | |
1217 | if (be_cfg->obs_domain_id) { | |
1218 | be_opts.obs_domain_id = *be_cfg->obs_domain_id; | |
1219 | } | |
1220 | if (be_cfg->obs_point_id) { | |
1221 | be_opts.obs_point_id = *be_cfg->obs_point_id; | |
1222 | } | |
978427a5 RL |
1223 | if (be_cfg->cache_active_timeout) { |
1224 | be_opts.cache_active_timeout = *be_cfg->cache_active_timeout; | |
1225 | } | |
1226 | if (be_cfg->cache_max_flows) { | |
1227 | be_opts.cache_max_flows = *be_cfg->cache_max_flows; | |
1228 | } | |
8b7ea2d4 WZ |
1229 | |
1230 | be_opts.enable_tunnel_sampling = smap_get_bool(&be_cfg->other_config, | |
1231 | "enable-tunnel-sampling", true); | |
1232 | ||
1233 | be_opts.enable_input_sampling = !smap_get_bool(&be_cfg->other_config, | |
1234 | "enable-input-sampling", false); | |
1235 | ||
1236 | be_opts.enable_output_sampling = !smap_get_bool(&be_cfg->other_config, | |
1237 | "enable-output-sampling", false); | |
29089a54 RL |
1238 | } |
1239 | ||
1240 | if (n_fe_opts > 0) { | |
1241 | struct ofproto_ipfix_flow_exporter_options *opts; | |
1242 | fe_opts = xcalloc(n_fe_opts, sizeof *fe_opts); | |
1243 | opts = fe_opts; | |
1244 | OVSREC_FLOW_SAMPLE_COLLECTOR_SET_FOR_EACH(fe_cfg, idl) { | |
3388e51a | 1245 | if (ovsrec_fscs_is_valid(fe_cfg, br)) { |
29089a54 RL |
1246 | opts->collector_set_id = fe_cfg->id; |
1247 | sset_init(&opts->targets); | |
1248 | sset_add_array(&opts->targets, fe_cfg->ipfix->targets, | |
1249 | fe_cfg->ipfix->n_targets); | |
978427a5 RL |
1250 | opts->cache_active_timeout = fe_cfg->ipfix->cache_active_timeout |
1251 | ? *fe_cfg->ipfix->cache_active_timeout : 0; | |
1252 | opts->cache_max_flows = fe_cfg->ipfix->cache_max_flows | |
1253 | ? *fe_cfg->ipfix->cache_max_flows : 0; | |
29089a54 RL |
1254 | opts++; |
1255 | } | |
1256 | } | |
1257 | } | |
1258 | ||
88afd5fc | 1259 | ofproto_set_ipfix(br->ofproto, valid_be_cfg ? &be_opts : NULL, fe_opts, |
29089a54 RL |
1260 | n_fe_opts); |
1261 | ||
88afd5fc | 1262 | if (valid_be_cfg) { |
29089a54 RL |
1263 | sset_destroy(&be_opts.targets); |
1264 | } | |
1265 | ||
1266 | if (n_fe_opts > 0) { | |
1267 | struct ofproto_ipfix_flow_exporter_options *opts = fe_opts; | |
1268 | size_t i; | |
1269 | for (i = 0; i < n_fe_opts; i++) { | |
1270 | sset_destroy(&opts->targets); | |
1271 | opts++; | |
1272 | } | |
1273 | free(fe_opts); | |
1274 | } | |
1275 | } | |
1276 | ||
21f7563c JP |
1277 | static void |
1278 | port_configure_stp(const struct ofproto *ofproto, struct port *port, | |
1279 | struct ofproto_port_stp_settings *port_s, | |
1280 | int *port_num_counter, unsigned long *port_num_bitmap) | |
1281 | { | |
1282 | const char *config_str; | |
1283 | struct iface *iface; | |
1284 | ||
079b5942 | 1285 | if (!smap_get_bool(&port->cfg->other_config, "stp-enable", true)) { |
21f7563c JP |
1286 | port_s->enable = false; |
1287 | return; | |
1288 | } else { | |
1289 | port_s->enable = true; | |
1290 | } | |
1291 | ||
1292 | /* STP over bonds is not supported. */ | |
1293 | if (!list_is_singleton(&port->ifaces)) { | |
1294 | VLOG_ERR("port %s: cannot enable STP on bonds, disabling", | |
1295 | port->name); | |
1296 | port_s->enable = false; | |
1297 | return; | |
1298 | } | |
1299 | ||
1300 | iface = CONTAINER_OF(list_front(&port->ifaces), struct iface, port_elem); | |
1301 | ||
1302 | /* Internal ports shouldn't participate in spanning tree, so | |
1303 | * skip them. */ | |
1304 | if (!strcmp(iface->type, "internal")) { | |
1305 | VLOG_DBG("port %s: disable STP on internal ports", port->name); | |
1306 | port_s->enable = false; | |
1307 | return; | |
1308 | } | |
1309 | ||
1310 | /* STP on mirror output ports is not supported. */ | |
1311 | if (ofproto_is_mirror_output_bundle(ofproto, port)) { | |
1312 | VLOG_DBG("port %s: disable STP on mirror ports", port->name); | |
1313 | port_s->enable = false; | |
1314 | return; | |
1315 | } | |
1316 | ||
a699f614 | 1317 | config_str = smap_get(&port->cfg->other_config, "stp-port-num"); |
21f7563c JP |
1318 | if (config_str) { |
1319 | unsigned long int port_num = strtoul(config_str, NULL, 0); | |
1320 | int port_idx = port_num - 1; | |
1321 | ||
1322 | if (port_num < 1 || port_num > STP_MAX_PORTS) { | |
1323 | VLOG_ERR("port %s: invalid stp-port-num", port->name); | |
1324 | port_s->enable = false; | |
1325 | return; | |
1326 | } | |
1327 | ||
1328 | if (bitmap_is_set(port_num_bitmap, port_idx)) { | |
1329 | VLOG_ERR("port %s: duplicate stp-port-num %lu, disabling", | |
1330 | port->name, port_num); | |
1331 | port_s->enable = false; | |
1332 | return; | |
1333 | } | |
1334 | bitmap_set1(port_num_bitmap, port_idx); | |
1335 | port_s->port_num = port_idx; | |
1336 | } else { | |
6019f124 | 1337 | if (*port_num_counter >= STP_MAX_PORTS) { |
21f7563c JP |
1338 | VLOG_ERR("port %s: too many STP ports, disabling", port->name); |
1339 | port_s->enable = false; | |
1340 | return; | |
1341 | } | |
1342 | ||
1343 | port_s->port_num = (*port_num_counter)++; | |
1344 | } | |
1345 | ||
a699f614 | 1346 | config_str = smap_get(&port->cfg->other_config, "stp-path-cost"); |
21f7563c JP |
1347 | if (config_str) { |
1348 | port_s->path_cost = strtoul(config_str, NULL, 10); | |
1349 | } else { | |
6c038611 | 1350 | enum netdev_features current; |
d02a5f8e | 1351 | unsigned int mbps; |
21f7563c | 1352 | |
d02a5f8e BP |
1353 | netdev_get_features(iface->netdev, ¤t, NULL, NULL, NULL); |
1354 | mbps = netdev_features_to_bps(current, 100 * 1000 * 1000) / 1000000; | |
1355 | port_s->path_cost = stp_convert_speed_to_cost(mbps); | |
21f7563c JP |
1356 | } |
1357 | ||
a699f614 | 1358 | config_str = smap_get(&port->cfg->other_config, "stp-port-priority"); |
21f7563c JP |
1359 | if (config_str) { |
1360 | port_s->priority = strtoul(config_str, NULL, 0); | |
1361 | } else { | |
1362 | port_s->priority = STP_DEFAULT_PORT_PRIORITY; | |
1363 | } | |
1364 | } | |
1365 | ||
9efd308e DV |
1366 | static void |
1367 | port_configure_rstp(const struct ofproto *ofproto, struct port *port, | |
1368 | struct ofproto_port_rstp_settings *port_s, int *port_num_counter) | |
1369 | { | |
1370 | const char *config_str; | |
1371 | struct iface *iface; | |
1372 | ||
1373 | if (!smap_get_bool(&port->cfg->other_config, "rstp-enable", true)) { | |
1374 | port_s->enable = false; | |
1375 | return; | |
1376 | } else { | |
1377 | port_s->enable = true; | |
1378 | } | |
1379 | ||
1380 | /* RSTP over bonds is not supported. */ | |
1381 | if (!list_is_singleton(&port->ifaces)) { | |
1382 | VLOG_ERR("port %s: cannot enable RSTP on bonds, disabling", | |
1383 | port->name); | |
1384 | port_s->enable = false; | |
1385 | return; | |
1386 | } | |
1387 | ||
1388 | iface = CONTAINER_OF(list_front(&port->ifaces), struct iface, port_elem); | |
1389 | ||
1390 | /* Internal ports shouldn't participate in spanning tree, so | |
1391 | * skip them. */ | |
1392 | if (!strcmp(iface->type, "internal")) { | |
1393 | VLOG_DBG("port %s: disable RSTP on internal ports", port->name); | |
1394 | port_s->enable = false; | |
1395 | return; | |
1396 | } | |
1397 | ||
1398 | /* RSTP on mirror output ports is not supported. */ | |
1399 | if (ofproto_is_mirror_output_bundle(ofproto, port)) { | |
1400 | VLOG_DBG("port %s: disable RSTP on mirror ports", port->name); | |
1401 | port_s->enable = false; | |
1402 | return; | |
1403 | } | |
1404 | ||
1405 | config_str = smap_get(&port->cfg->other_config, "rstp-port-num"); | |
1406 | if (config_str) { | |
1407 | unsigned long int port_num = strtoul(config_str, NULL, 0); | |
1408 | if (port_num < 1 || port_num > RSTP_MAX_PORTS) { | |
1409 | VLOG_ERR("port %s: invalid rstp-port-num", port->name); | |
1410 | port_s->enable = false; | |
1411 | return; | |
1412 | } | |
1413 | port_s->port_num = port_num; | |
4b30ba05 | 1414 | } else { |
9efd308e DV |
1415 | if (*port_num_counter >= RSTP_MAX_PORTS) { |
1416 | VLOG_ERR("port %s: too many RSTP ports, disabling", port->name); | |
1417 | port_s->enable = false; | |
1418 | return; | |
1419 | } | |
4b30ba05 JR |
1420 | /* If rstp-port-num is not specified, use 0. |
1421 | * rstp_port_set_port_number() will look for the first free one. */ | |
9efd308e DV |
1422 | port_s->port_num = 0; |
1423 | } | |
1424 | ||
1425 | config_str = smap_get(&port->cfg->other_config, "rstp-path-cost"); | |
1426 | if (config_str) { | |
1427 | port_s->path_cost = strtoul(config_str, NULL, 10); | |
1428 | } else { | |
1429 | enum netdev_features current; | |
1430 | unsigned int mbps; | |
1431 | ||
1432 | netdev_get_features(iface->netdev, ¤t, NULL, NULL, NULL); | |
1433 | mbps = netdev_features_to_bps(current, 100 * 1000 * 1000) / 1000000; | |
1434 | port_s->path_cost = rstp_convert_speed_to_cost(mbps); | |
1435 | } | |
1436 | ||
1437 | config_str = smap_get(&port->cfg->other_config, "rstp-port-priority"); | |
1438 | if (config_str) { | |
1439 | port_s->priority = strtoul(config_str, NULL, 0); | |
1440 | } else { | |
1441 | port_s->priority = RSTP_DEFAULT_PORT_PRIORITY; | |
1442 | } | |
1443 | ||
67e8c1ac JR |
1444 | config_str = smap_get(&port->cfg->other_config, "rstp-admin-p2p-mac"); |
1445 | if (config_str) { | |
1446 | port_s->admin_p2p_mac_state = strtoul(config_str, NULL, 0); | |
1447 | } else { | |
1448 | port_s->admin_p2p_mac_state = RSTP_ADMIN_P2P_MAC_FORCE_TRUE; | |
1449 | } | |
1450 | ||
1451 | port_s->admin_port_state = smap_get_bool(&port->cfg->other_config, | |
1452 | "rstp-admin-port-state", true); | |
1453 | ||
9efd308e DV |
1454 | port_s->admin_edge_port = smap_get_bool(&port->cfg->other_config, |
1455 | "rstp-port-admin-edge", false); | |
1456 | port_s->auto_edge = smap_get_bool(&port->cfg->other_config, | |
1457 | "rstp-port-auto-edge", true); | |
1458 | port_s->mcheck = smap_get_bool(&port->cfg->other_config, | |
1459 | "rstp-port-mcheck", false); | |
1460 | } | |
1461 | ||
21f7563c JP |
1462 | /* Set spanning tree configuration on 'br'. */ |
1463 | static void | |
7af77bbd | 1464 | bridge_configure_stp(struct bridge *br, bool enable_stp) |
21f7563c | 1465 | { |
7af77bbd | 1466 | if (!enable_stp) { |
9efd308e | 1467 | ofproto_set_stp(br->ofproto, NULL); |
21f7563c JP |
1468 | } else { |
1469 | struct ofproto_stp_settings br_s; | |
1470 | const char *config_str; | |
1471 | struct port *port; | |
1472 | int port_num_counter; | |
1473 | unsigned long *port_num_bitmap; | |
1474 | ||
a699f614 | 1475 | config_str = smap_get(&br->cfg->other_config, "stp-system-id"); |
21f7563c | 1476 | if (config_str) { |
74ff3298 | 1477 | struct eth_addr ea; |
21f7563c | 1478 | |
74ff3298 | 1479 | if (eth_addr_from_string(config_str, &ea)) { |
21f7563c JP |
1480 | br_s.system_id = eth_addr_to_uint64(ea); |
1481 | } else { | |
1482 | br_s.system_id = eth_addr_to_uint64(br->ea); | |
1483 | VLOG_ERR("bridge %s: invalid stp-system-id, defaulting " | |
1484 | "to "ETH_ADDR_FMT, br->name, ETH_ADDR_ARGS(br->ea)); | |
1485 | } | |
1486 | } else { | |
1487 | br_s.system_id = eth_addr_to_uint64(br->ea); | |
1488 | } | |
1489 | ||
a699f614 | 1490 | config_str = smap_get(&br->cfg->other_config, "stp-priority"); |
21f7563c JP |
1491 | if (config_str) { |
1492 | br_s.priority = strtoul(config_str, NULL, 0); | |
1493 | } else { | |
1494 | br_s.priority = STP_DEFAULT_BRIDGE_PRIORITY; | |
1495 | } | |
1496 | ||
a699f614 | 1497 | config_str = smap_get(&br->cfg->other_config, "stp-hello-time"); |
21f7563c JP |
1498 | if (config_str) { |
1499 | br_s.hello_time = strtoul(config_str, NULL, 10) * 1000; | |
1500 | } else { | |
1501 | br_s.hello_time = STP_DEFAULT_HELLO_TIME; | |
1502 | } | |
1503 | ||
a699f614 | 1504 | config_str = smap_get(&br->cfg->other_config, "stp-max-age"); |
21f7563c JP |
1505 | if (config_str) { |
1506 | br_s.max_age = strtoul(config_str, NULL, 10) * 1000; | |
1507 | } else { | |
1508 | br_s.max_age = STP_DEFAULT_MAX_AGE; | |
1509 | } | |
1510 | ||
a699f614 | 1511 | config_str = smap_get(&br->cfg->other_config, "stp-forward-delay"); |
21f7563c JP |
1512 | if (config_str) { |
1513 | br_s.fwd_delay = strtoul(config_str, NULL, 10) * 1000; | |
1514 | } else { | |
1515 | br_s.fwd_delay = STP_DEFAULT_FWD_DELAY; | |
1516 | } | |
1517 | ||
1518 | /* Configure STP on the bridge. */ | |
1519 | if (ofproto_set_stp(br->ofproto, &br_s)) { | |
1520 | VLOG_ERR("bridge %s: could not enable STP", br->name); | |
1521 | return; | |
1522 | } | |
1523 | ||
1524 | /* Users must either set the port number with the "stp-port-num" | |
1525 | * configuration on all ports or none. If manual configuration | |
1526 | * is not done, then we allocate them sequentially. */ | |
1527 | port_num_counter = 0; | |
1528 | port_num_bitmap = bitmap_allocate(STP_MAX_PORTS); | |
1529 | HMAP_FOR_EACH (port, hmap_node, &br->ports) { | |
1530 | struct ofproto_port_stp_settings port_s; | |
1531 | struct iface *iface; | |
1532 | ||
1533 | port_configure_stp(br->ofproto, port, &port_s, | |
1534 | &port_num_counter, port_num_bitmap); | |
1535 | ||
1536 | /* As bonds are not supported, just apply configuration to | |
1537 | * all interfaces. */ | |
1538 | LIST_FOR_EACH (iface, port_elem, &port->ifaces) { | |
1539 | if (ofproto_port_set_stp(br->ofproto, iface->ofp_port, | |
1540 | &port_s)) { | |
1541 | VLOG_ERR("port %s: could not enable STP", port->name); | |
1542 | continue; | |
1543 | } | |
1544 | } | |
1545 | } | |
1546 | ||
b71273f6 | 1547 | if (bitmap_scan(port_num_bitmap, 1, 0, STP_MAX_PORTS) != STP_MAX_PORTS |
21f7563c JP |
1548 | && port_num_counter) { |
1549 | VLOG_ERR("bridge %s: must manually configure all STP port " | |
1550 | "IDs or none, disabling", br->name); | |
1551 | ofproto_set_stp(br->ofproto, NULL); | |
1552 | } | |
1553 | bitmap_free(port_num_bitmap); | |
1554 | } | |
1555 | } | |
1556 | ||
9efd308e | 1557 | static void |
7af77bbd | 1558 | bridge_configure_rstp(struct bridge *br, bool enable_rstp) |
9efd308e | 1559 | { |
7af77bbd | 1560 | if (!enable_rstp) { |
9efd308e | 1561 | ofproto_set_rstp(br->ofproto, NULL); |
9efd308e DV |
1562 | } else { |
1563 | struct ofproto_rstp_settings br_s; | |
1564 | const char *config_str; | |
1565 | struct port *port; | |
1566 | int port_num_counter; | |
1567 | ||
1568 | config_str = smap_get(&br->cfg->other_config, "rstp-address"); | |
1569 | if (config_str) { | |
74ff3298 | 1570 | struct eth_addr ea; |
9efd308e | 1571 | |
74ff3298 | 1572 | if (eth_addr_from_string(config_str, &ea)) { |
9efd308e DV |
1573 | br_s.address = eth_addr_to_uint64(ea); |
1574 | } | |
1575 | else { | |
1576 | br_s.address = eth_addr_to_uint64(br->ea); | |
1577 | VLOG_ERR("bridge %s: invalid rstp-address, defaulting " | |
1578 | "to "ETH_ADDR_FMT, br->name, ETH_ADDR_ARGS(br->ea)); | |
1579 | } | |
1580 | } | |
1581 | else { | |
1582 | br_s.address = eth_addr_to_uint64(br->ea); | |
1583 | } | |
1584 | ||
1585 | config_str = smap_get(&br->cfg->other_config, "rstp-priority"); | |
1586 | if (config_str) { | |
1587 | br_s.priority = strtoul(config_str, NULL, 0); | |
1588 | } else { | |
1589 | br_s.priority = RSTP_DEFAULT_PRIORITY; | |
1590 | } | |
1591 | ||
1592 | config_str = smap_get(&br->cfg->other_config, "rstp-ageing-time"); | |
1593 | if (config_str) { | |
1594 | br_s.ageing_time = strtoul(config_str, NULL, 0); | |
1595 | } else { | |
1596 | br_s.ageing_time = RSTP_DEFAULT_AGEING_TIME; | |
1597 | } | |
1598 | ||
1599 | config_str = smap_get(&br->cfg->other_config, | |
1600 | "rstp-force-protocol-version"); | |
1601 | if (config_str) { | |
1602 | br_s.force_protocol_version = strtoul(config_str, NULL, 0); | |
1603 | } else { | |
1604 | br_s.force_protocol_version = FPV_DEFAULT; | |
1605 | } | |
1606 | ||
1607 | config_str = smap_get(&br->cfg->other_config, "rstp-max-age"); | |
1608 | if (config_str) { | |
1609 | br_s.bridge_max_age = strtoul(config_str, NULL, 10); | |
1610 | } else { | |
1611 | br_s.bridge_max_age = RSTP_DEFAULT_BRIDGE_MAX_AGE; | |
1612 | } | |
1613 | ||
1614 | config_str = smap_get(&br->cfg->other_config, "rstp-forward-delay"); | |
1615 | if (config_str) { | |
1616 | br_s.bridge_forward_delay = strtoul(config_str, NULL, 10); | |
1617 | } else { | |
1618 | br_s.bridge_forward_delay = RSTP_DEFAULT_BRIDGE_FORWARD_DELAY; | |
1619 | } | |
1620 | ||
1621 | config_str = smap_get(&br->cfg->other_config, | |
1622 | "rstp-transmit-hold-count"); | |
1623 | if (config_str) { | |
1624 | br_s.transmit_hold_count = strtoul(config_str, NULL, 10); | |
1625 | } else { | |
1626 | br_s.transmit_hold_count = RSTP_DEFAULT_TRANSMIT_HOLD_COUNT; | |
1627 | } | |
1628 | ||
1629 | /* Configure RSTP on the bridge. */ | |
1630 | if (ofproto_set_rstp(br->ofproto, &br_s)) { | |
1631 | VLOG_ERR("bridge %s: could not enable RSTP", br->name); | |
1632 | return; | |
1633 | } | |
1634 | ||
1635 | port_num_counter = 0; | |
1636 | HMAP_FOR_EACH (port, hmap_node, &br->ports) { | |
1637 | struct ofproto_port_rstp_settings port_s; | |
1638 | struct iface *iface; | |
1639 | ||
1640 | port_configure_rstp(br->ofproto, port, &port_s, | |
1641 | &port_num_counter); | |
1642 | ||
1643 | /* As bonds are not supported, just apply configuration to | |
1644 | * all interfaces. */ | |
1645 | LIST_FOR_EACH (iface, port_elem, &port->ifaces) { | |
1646 | if (ofproto_port_set_rstp(br->ofproto, iface->ofp_port, | |
1647 | &port_s)) { | |
1648 | VLOG_ERR("port %s: could not enable RSTP", port->name); | |
1649 | continue; | |
1650 | } | |
1651 | } | |
1652 | } | |
1653 | } | |
1654 | } | |
1655 | ||
7af77bbd BP |
1656 | static void |
1657 | bridge_configure_spanning_tree(struct bridge *br) | |
1658 | { | |
1659 | bool enable_rstp = br->cfg->rstp_enable; | |
1660 | bool enable_stp = br->cfg->stp_enable; | |
1661 | ||
1662 | if (enable_rstp && enable_stp) { | |
1663 | VLOG_WARN("%s: RSTP and STP are mutually exclusive but both are " | |
1664 | "configured; enabling RSTP", br->name); | |
1665 | enable_stp = false; | |
1666 | } | |
1667 | ||
1668 | bridge_configure_stp(br, enable_stp); | |
1669 | bridge_configure_rstp(br, enable_rstp); | |
1670 | } | |
1671 | ||
e8192d80 BP |
1672 | static bool |
1673 | bridge_has_bond_fake_iface(const struct bridge *br, const char *name) | |
1674 | { | |
1675 | const struct port *port = port_lookup(br, name); | |
1676 | return port && port_is_bond_fake_iface(port); | |
093e47f4 BP |
1677 | } |
1678 | ||
e8192d80 BP |
1679 | static bool |
1680 | port_is_bond_fake_iface(const struct port *port) | |
093e47f4 | 1681 | { |
e8192d80 BP |
1682 | return port->cfg->bond_fake_iface && !list_is_short(&port->ifaces); |
1683 | } | |
093e47f4 | 1684 | |
66da9bef BP |
1685 | static void |
1686 | add_del_bridges(const struct ovsrec_open_vswitch *cfg) | |
1687 | { | |
1688 | struct bridge *br, *next; | |
1689 | struct shash new_br; | |
1690 | size_t i; | |
1691 | ||
1692 | /* Collect new bridges' names and types. */ | |
1693 | shash_init(&new_br); | |
1694 | for (i = 0; i < cfg->n_bridges; i++) { | |
5af5b532 | 1695 | static struct vlog_rate_limit rl = VLOG_RATE_LIMIT_INIT(1, 5); |
66da9bef | 1696 | const struct ovsrec_bridge *br_cfg = cfg->bridges[i]; |
5af5b532 BP |
1697 | |
1698 | if (strchr(br_cfg->name, '/')) { | |
1699 | /* Prevent remote ovsdb-server users from accessing arbitrary | |
1700 | * directories, e.g. consider a bridge named "../../../etc/". */ | |
1701 | VLOG_WARN_RL(&rl, "ignoring bridge with invalid name \"%s\"", | |
1702 | br_cfg->name); | |
1703 | } else if (!shash_add_once(&new_br, br_cfg->name, br_cfg)) { | |
1704 | VLOG_WARN_RL(&rl, "bridge %s specified twice", br_cfg->name); | |
66da9bef BP |
1705 | } |
1706 | } | |
1707 | ||
1708 | /* Get rid of deleted bridges or those whose types have changed. | |
1709 | * Update 'cfg' of bridges that still exist. */ | |
1710 | HMAP_FOR_EACH_SAFE (br, next, node, &all_bridges) { | |
1711 | br->cfg = shash_find_data(&new_br, br->name); | |
f79e673f BP |
1712 | if (!br->cfg || strcmp(br->type, ofproto_normalize_type( |
1713 | br->cfg->datapath_type))) { | |
66da9bef BP |
1714 | bridge_destroy(br); |
1715 | } | |
1716 | } | |
1717 | ||
1718 | /* Add new bridges. */ | |
1719 | for (i = 0; i < cfg->n_bridges; i++) { | |
1720 | const struct ovsrec_bridge *br_cfg = cfg->bridges[i]; | |
1721 | struct bridge *br = bridge_lookup(br_cfg->name); | |
1722 | if (!br) { | |
1723 | bridge_create(br_cfg); | |
1724 | } | |
1725 | } | |
1726 | ||
1727 | shash_destroy(&new_br); | |
1728 | } | |
1729 | ||
2a485ee8 BP |
1730 | /* Configures 'netdev' based on the "options" column in 'iface_cfg'. |
1731 | * Returns 0 if successful, otherwise a positive errno value. */ | |
1732 | static int | |
1733 | iface_set_netdev_config(const struct ovsrec_interface *iface_cfg, | |
bbe6109d | 1734 | struct netdev *netdev, char **errp) |
2a485ee8 | 1735 | { |
bbe6109d | 1736 | return netdev_set_config(netdev, &iface_cfg->options, errp); |
2a485ee8 BP |
1737 | } |
1738 | ||
fb2ec1e9 YT |
1739 | /* Opens a network device for 'if_cfg' and configures it. Adds the network |
1740 | * device to br->ofproto and stores the OpenFlow port number in '*ofp_portp'. | |
cc086465 BP |
1741 | * |
1742 | * If successful, returns 0 and stores the network device in '*netdevp'. On | |
1743 | * failure, returns a positive errno value and stores NULL in '*netdevp'. */ | |
1744 | static int | |
1745 | iface_do_create(const struct bridge *br, | |
2a73b1d7 BP |
1746 | const struct ovsrec_interface *iface_cfg, |
1747 | const struct ovsrec_port *port_cfg, | |
bbe6109d TG |
1748 | ofp_port_t *ofp_portp, struct netdev **netdevp, |
1749 | char **errp) | |
cc086465 | 1750 | { |
2291eb08 | 1751 | struct netdev *netdev = NULL; |
cc086465 BP |
1752 | int error; |
1753 | ||
94a53842 AW |
1754 | if (netdev_is_reserved_name(iface_cfg->name)) { |
1755 | VLOG_WARN("could not create interface %s, name is reserved", | |
1756 | iface_cfg->name); | |
1757 | error = EINVAL; | |
1758 | goto error; | |
1759 | } | |
1760 | ||
cc086465 BP |
1761 | error = netdev_open(iface_cfg->name, |
1762 | iface_get_type(iface_cfg, br->cfg), &netdev); | |
1763 | if (error) { | |
bbe6109d TG |
1764 | VLOG_WARN_BUF(errp, "could not open network device %s (%s)", |
1765 | iface_cfg->name, ovs_strerror(error)); | |
cc086465 BP |
1766 | goto error; |
1767 | } | |
1768 | ||
bbe6109d | 1769 | error = iface_set_netdev_config(iface_cfg, netdev, errp); |
cc086465 BP |
1770 | if (error) { |
1771 | goto error; | |
1772 | } | |
1773 | ||
2a73b1d7 BP |
1774 | *ofp_portp = iface_pick_ofport(iface_cfg); |
1775 | error = ofproto_port_add(br->ofproto, netdev, ofp_portp); | |
1776 | if (error) { | |
1777 | goto error; | |
cc086465 BP |
1778 | } |
1779 | ||
2a73b1d7 BP |
1780 | VLOG_INFO("bridge %s: added interface %s on port %d", |
1781 | br->name, iface_cfg->name, *ofp_portp); | |
1782 | ||
1839c356 | 1783 | if (port_cfg->vlan_mode && !strcmp(port_cfg->vlan_mode, "splinter")) { |
4b609110 | 1784 | netdev_turn_flags_on(netdev, NETDEV_UP, NULL); |
cc086465 BP |
1785 | } |
1786 | ||
1787 | *netdevp = netdev; | |
1788 | return 0; | |
1789 | ||
1790 | error: | |
1791 | *netdevp = NULL; | |
1792 | netdev_close(netdev); | |
1793 | return error; | |
1794 | } | |
1795 | ||
bae7208e | 1796 | /* Creates a new iface on 'br' based on 'if_cfg'. The new iface has OpenFlow |
c60c33fb | 1797 | * port number 'ofp_port'. If ofp_port is OFPP_NONE, an OpenFlow port is |
bae7208e | 1798 | * automatically allocated for the iface. Takes ownership of and |
01546f5d BP |
1799 | * deallocates 'if_cfg'. |
1800 | * | |
1801 | * Return true if an iface is successfully created, false otherwise. */ | |
1802 | static bool | |
2a73b1d7 BP |
1803 | iface_create(struct bridge *br, const struct ovsrec_interface *iface_cfg, |
1804 | const struct ovsrec_port *port_cfg) | |
66da9bef | 1805 | { |
cc086465 | 1806 | struct netdev *netdev; |
bae7208e | 1807 | struct iface *iface; |
2a73b1d7 | 1808 | ofp_port_t ofp_port; |
bae7208e | 1809 | struct port *port; |
bbe6109d | 1810 | char *errp = NULL; |
bae7208e | 1811 | int error; |
52a90c29 | 1812 | |
a6b7506d | 1813 | /* Do the bits that can fail up front. */ |
cb22974d | 1814 | ovs_assert(!iface_lookup(br, iface_cfg->name)); |
bbe6109d | 1815 | error = iface_do_create(br, iface_cfg, port_cfg, &ofp_port, &netdev, &errp); |
bae7208e | 1816 | if (error) { |
bbe6109d TG |
1817 | iface_clear_db_record(iface_cfg, errp); |
1818 | free(errp); | |
2a73b1d7 | 1819 | return false; |
bae7208e | 1820 | } |
c7e7bb21 | 1821 | |
cc086465 BP |
1822 | /* Get or create the port structure. */ |
1823 | port = port_lookup(br, port_cfg->name); | |
1824 | if (!port) { | |
1825 | port = port_create(br, port_cfg); | |
bae7208e EJ |
1826 | } |
1827 | ||
cc086465 BP |
1828 | /* Create the iface structure. */ |
1829 | iface = xzalloc(sizeof *iface); | |
1830 | list_push_back(&port->ifaces, &iface->port_elem); | |
1831 | hmap_insert(&br->iface_by_name, &iface->name_node, | |
1832 | hash_string(iface_cfg->name, 0)); | |
1833 | iface->port = port; | |
1834 | iface->name = xstrdup(iface_cfg->name); | |
2a73b1d7 | 1835 | iface->ofp_port = ofp_port; |
cc086465 BP |
1836 | iface->netdev = netdev; |
1837 | iface->type = iface_get_type(iface_cfg, br->cfg); | |
1838 | iface->cfg = iface_cfg; | |
2a73b1d7 BP |
1839 | hmap_insert(&br->ifaces, &iface->ofp_port_node, |
1840 | hash_ofp_port(ofp_port)); | |
8b5da7a6 | 1841 | |
cc086465 BP |
1842 | /* Populate initial status in database. */ |
1843 | iface_refresh_stats(iface); | |
6a5f9a8f | 1844 | iface_refresh_netdev_status(iface); |
bae7208e EJ |
1845 | |
1846 | /* Add bond fake iface if necessary. */ | |
1847 | if (port_is_bond_fake_iface(port)) { | |
8b5da7a6 BP |
1848 | struct ofproto_port ofproto_port; |
1849 | ||
bae7208e EJ |
1850 | if (ofproto_port_query_by_name(br->ofproto, port->name, |
1851 | &ofproto_port)) { | |
1852 | struct netdev *netdev; | |
1853 | int error; | |
1854 | ||
1855 | error = netdev_open(port->name, "internal", &netdev); | |
1856 | if (!error) { | |
4abb8608 | 1857 | ofp_port_t fake_ofp_port = OFPP_NONE; |
0d7bb1b4 | 1858 | ofproto_port_add(br->ofproto, netdev, &fake_ofp_port); |
bae7208e | 1859 | netdev_close(netdev); |
66da9bef | 1860 | } else { |
bae7208e | 1861 | VLOG_WARN("could not open network device %s (%s)", |
10a89ef0 | 1862 | port->name, ovs_strerror(error)); |
66da9bef | 1863 | } |
bae7208e EJ |
1864 | } else { |
1865 | /* Already exists, nothing to do. */ | |
1866 | ofproto_port_destroy(&ofproto_port); | |
66da9bef BP |
1867 | } |
1868 | } | |
01546f5d | 1869 | |
2a73b1d7 | 1870 | return true; |
66da9bef BP |
1871 | } |
1872 | ||
8402c74b SS |
1873 | /* Set forward BPDU option. */ |
1874 | static void | |
1875 | bridge_configure_forward_bpdu(struct bridge *br) | |
1876 | { | |
a699f614 EJ |
1877 | ofproto_set_forward_bpdu(br->ofproto, |
1878 | smap_get_bool(&br->cfg->other_config, | |
1879 | "forward-bpdu", | |
1880 | false)); | |
8402c74b SS |
1881 | } |
1882 | ||
c4069512 | 1883 | /* Set MAC learning table configuration for 'br'. */ |
e764773c | 1884 | static void |
c4069512 | 1885 | bridge_configure_mac_table(struct bridge *br) |
e764773c BP |
1886 | { |
1887 | const char *idle_time_str; | |
1888 | int idle_time; | |
1889 | ||
c4069512 BP |
1890 | const char *mac_table_size_str; |
1891 | int mac_table_size; | |
1892 | ||
a699f614 | 1893 | idle_time_str = smap_get(&br->cfg->other_config, "mac-aging-time"); |
e764773c BP |
1894 | idle_time = (idle_time_str && atoi(idle_time_str) |
1895 | ? atoi(idle_time_str) | |
1896 | : MAC_ENTRY_DEFAULT_IDLE_TIME); | |
c4069512 BP |
1897 | |
1898 | mac_table_size_str = smap_get(&br->cfg->other_config, "mac-table-size"); | |
1899 | mac_table_size = (mac_table_size_str && atoi(mac_table_size_str) | |
1900 | ? atoi(mac_table_size_str) | |
1901 | : MAC_DEFAULT_MAX); | |
1902 | ||
1903 | ofproto_set_mac_table_config(br->ofproto, idle_time, mac_table_size); | |
e764773c BP |
1904 | } |
1905 | ||
dc2b70ba FL |
1906 | /* Set multicast snooping table configuration for 'br'. */ |
1907 | static void | |
1908 | bridge_configure_mcast_snooping(struct bridge *br) | |
1909 | { | |
1910 | if (!br->cfg->mcast_snooping_enable) { | |
1911 | ofproto_set_mcast_snooping(br->ofproto, NULL); | |
1912 | } else { | |
1913 | struct port *port; | |
1914 | struct ofproto_mcast_snooping_settings br_s; | |
1915 | const char *idle_time_str; | |
1916 | const char *max_entries_str; | |
1917 | ||
1918 | idle_time_str = smap_get(&br->cfg->other_config, | |
1919 | "mcast-snooping-aging-time"); | |
1920 | br_s.idle_time = (idle_time_str && atoi(idle_time_str) | |
1921 | ? atoi(idle_time_str) | |
1922 | : MCAST_ENTRY_DEFAULT_IDLE_TIME); | |
1923 | ||
1924 | max_entries_str = smap_get(&br->cfg->other_config, | |
1925 | "mcast-snooping-table-size"); | |
1926 | br_s.max_entries = (max_entries_str && atoi(max_entries_str) | |
1927 | ? atoi(max_entries_str) | |
1928 | : MCAST_DEFAULT_MAX_ENTRIES); | |
1929 | ||
1930 | br_s.flood_unreg = !smap_get_bool(&br->cfg->other_config, | |
1931 | "mcast-snooping-disable-flood-unregistered", | |
1932 | false); | |
1933 | ||
1934 | /* Configure multicast snooping on the bridge */ | |
1935 | if (ofproto_set_mcast_snooping(br->ofproto, &br_s)) { | |
1936 | VLOG_ERR("bridge %s: could not enable multicast snooping", | |
1937 | br->name); | |
1938 | return; | |
1939 | } | |
1940 | ||
1941 | HMAP_FOR_EACH (port, hmap_node, &br->ports) { | |
8e04a33f FL |
1942 | struct ofproto_mcast_snooping_port_settings port_s; |
1943 | port_s.flood = smap_get_bool(&port->cfg->other_config, | |
dc2b70ba | 1944 | "mcast-snooping-flood", false); |
8e04a33f FL |
1945 | port_s.flood_reports = smap_get_bool(&port->cfg->other_config, |
1946 | "mcast-snooping-flood-reports", false); | |
1947 | if (ofproto_port_set_mcast_snooping(br->ofproto, port, &port_s)) { | |
dc2b70ba FL |
1948 | VLOG_ERR("port %s: could not configure mcast snooping", |
1949 | port->name); | |
1950 | } | |
1951 | } | |
1952 | } | |
1953 | } | |
1954 | ||
064af421 | 1955 | static void |
74ff3298 | 1956 | find_local_hw_addr(const struct bridge *br, struct eth_addr *ea, |
21a955fc | 1957 | const struct port *fake_br, struct iface **hw_addr_iface) |
064af421 | 1958 | { |
f145afdc | 1959 | struct hmapx mirror_output_ports; |
8052fb14 | 1960 | struct port *port; |
3a48ace3 | 1961 | bool found_addr = false; |
064af421 | 1962 | int error; |
f145afdc | 1963 | int i; |
064af421 | 1964 | |
f145afdc BP |
1965 | /* Mirror output ports don't participate in picking the local hardware |
1966 | * address. ofproto can't help us find out whether a given port is a | |
1967 | * mirror output because we haven't configured mirrors yet, so we need to | |
1968 | * accumulate them ourselves. */ | |
1969 | hmapx_init(&mirror_output_ports); | |
1970 | for (i = 0; i < br->cfg->n_mirrors; i++) { | |
1971 | struct ovsrec_mirror *m = br->cfg->mirrors[i]; | |
1972 | if (m->output_port) { | |
1973 | hmapx_add(&mirror_output_ports, m->output_port); | |
1974 | } | |
1975 | } | |
1976 | ||
141f4942 BP |
1977 | /* Otherwise choose the minimum non-local MAC address among all of the |
1978 | * interfaces. */ | |
8052fb14 | 1979 | HMAP_FOR_EACH (port, hmap_node, &br->ports) { |
74ff3298 | 1980 | struct eth_addr iface_ea; |
83db7968 | 1981 | struct iface *candidate; |
58b7527e BP |
1982 | struct iface *iface; |
1983 | ||
1984 | /* Mirror output ports don't participate. */ | |
f145afdc | 1985 | if (hmapx_contains(&mirror_output_ports, port->cfg)) { |
064af421 BP |
1986 | continue; |
1987 | } | |
58b7527e BP |
1988 | |
1989 | /* Choose the MAC address to represent the port. */ | |
83db7968 | 1990 | iface = NULL; |
74ff3298 JR |
1991 | if (port->cfg->mac && eth_addr_from_string(port->cfg->mac, |
1992 | &iface_ea)) { | |
ba09980a BP |
1993 | /* Find the interface with this Ethernet address (if any) so that |
1994 | * we can provide the correct devname to the caller. */ | |
83db7968 | 1995 | LIST_FOR_EACH (candidate, port_elem, &port->ifaces) { |
74ff3298 JR |
1996 | struct eth_addr candidate_ea; |
1997 | if (!netdev_get_etheraddr(candidate->netdev, &candidate_ea) | |
ba09980a BP |
1998 | && eth_addr_equals(iface_ea, candidate_ea)) { |
1999 | iface = candidate; | |
2000 | } | |
2001 | } | |
58b7527e BP |
2002 | } else { |
2003 | /* Choose the interface whose MAC address will represent the port. | |
2004 | * The Linux kernel bonding code always chooses the MAC address of | |
2005 | * the first slave added to a bond, and the Fedora networking | |
2006 | * scripts always add slaves to a bond in alphabetical order, so | |
2007 | * for compatibility we choose the interface with the name that is | |
2008 | * first in alphabetical order. */ | |
83db7968 BP |
2009 | LIST_FOR_EACH (candidate, port_elem, &port->ifaces) { |
2010 | if (!iface || strcmp(candidate->name, iface->name) < 0) { | |
58b7527e BP |
2011 | iface = candidate; |
2012 | } | |
2013 | } | |
2014 | ||
2015 | /* The local port doesn't count (since we're trying to choose its | |
141f4942 | 2016 | * MAC address anyway). */ |
892815f5 | 2017 | if (iface->ofp_port == OFPP_LOCAL) { |
064af421 BP |
2018 | continue; |
2019 | } | |
58b7527e | 2020 | |
21a955fc HS |
2021 | /* For fake bridges we only choose from ports with the same tag */ |
2022 | if (fake_br && fake_br->cfg && fake_br->cfg->tag) { | |
2023 | if (!port->cfg->tag) { | |
2024 | continue; | |
2025 | } | |
2026 | if (*port->cfg->tag != *fake_br->cfg->tag) { | |
2027 | continue; | |
2028 | } | |
2029 | } | |
2030 | ||
58b7527e | 2031 | /* Grab MAC. */ |
74ff3298 | 2032 | error = netdev_get_etheraddr(iface->netdev, &iface_ea); |
58b7527e | 2033 | if (error) { |
58b7527e | 2034 | continue; |
064af421 BP |
2035 | } |
2036 | } | |
58b7527e BP |
2037 | |
2038 | /* Compare against our current choice. */ | |
2039 | if (!eth_addr_is_multicast(iface_ea) && | |
141f4942 | 2040 | !eth_addr_is_local(iface_ea) && |
58b7527e BP |
2041 | !eth_addr_is_reserved(iface_ea) && |
2042 | !eth_addr_is_zero(iface_ea) && | |
74ff3298 | 2043 | (!found_addr || eth_addr_compare_3way(iface_ea, *ea) < 0)) |
58b7527e | 2044 | { |
74ff3298 | 2045 | *ea = iface_ea; |
8fef8c71 | 2046 | *hw_addr_iface = iface; |
3a48ace3 | 2047 | found_addr = true; |
58b7527e | 2048 | } |
064af421 | 2049 | } |
f145afdc | 2050 | |
51b67a10 | 2051 | if (!found_addr) { |
74ff3298 | 2052 | *ea = br->default_ea; |
51b67a10 JP |
2053 | *hw_addr_iface = NULL; |
2054 | } | |
2055 | ||
f145afdc | 2056 | hmapx_destroy(&mirror_output_ports); |
064af421 BP |
2057 | } |
2058 | ||
4bc1cfde | 2059 | static void |
74ff3298 | 2060 | bridge_pick_local_hw_addr(struct bridge *br, struct eth_addr *ea, |
4bc1cfde HS |
2061 | struct iface **hw_addr_iface) |
2062 | { | |
2063 | const char *hwaddr; | |
2064 | *hw_addr_iface = NULL; | |
2065 | ||
2066 | /* Did the user request a particular MAC? */ | |
2067 | hwaddr = smap_get(&br->cfg->other_config, "hwaddr"); | |
2068 | if (hwaddr && eth_addr_from_string(hwaddr, ea)) { | |
74ff3298 | 2069 | if (eth_addr_is_multicast(*ea)) { |
4bc1cfde | 2070 | VLOG_ERR("bridge %s: cannot set MAC address to multicast " |
74ff3298 JR |
2071 | "address "ETH_ADDR_FMT, br->name, ETH_ADDR_ARGS(*ea)); |
2072 | } else if (eth_addr_is_zero(*ea)) { | |
4bc1cfde HS |
2073 | VLOG_ERR("bridge %s: cannot set MAC address to zero", br->name); |
2074 | } else { | |
2075 | return; | |
2076 | } | |
2077 | } | |
2078 | ||
2079 | /* Find a local hw address */ | |
21a955fc | 2080 | find_local_hw_addr(br, ea, NULL, hw_addr_iface); |
4bc1cfde HS |
2081 | } |
2082 | ||
064af421 BP |
2083 | /* Choose and returns the datapath ID for bridge 'br' given that the bridge |
2084 | * Ethernet address is 'bridge_ea'. If 'bridge_ea' is the Ethernet address of | |
07c318f4 BP |
2085 | * an interface on 'br', then that interface must be passed in as |
2086 | * 'hw_addr_iface'; if 'bridge_ea' was derived some other way, then | |
2087 | * 'hw_addr_iface' must be passed in as a null pointer. */ | |
064af421 BP |
2088 | static uint64_t |
2089 | bridge_pick_datapath_id(struct bridge *br, | |
74ff3298 | 2090 | const struct eth_addr bridge_ea, |
07c318f4 | 2091 | struct iface *hw_addr_iface) |
064af421 BP |
2092 | { |
2093 | /* | |
2094 | * The procedure for choosing a bridge MAC address will, in the most | |
2095 | * ordinary case, also choose a unique MAC that we can use as a datapath | |
2096 | * ID. In some special cases, though, multiple bridges will end up with | |
2097 | * the same MAC address. This is OK for the bridges, but it will confuse | |
2098 | * the OpenFlow controller, because each datapath needs a unique datapath | |
2099 | * ID. | |
2100 | * | |
2101 | * Datapath IDs must be unique. It is also very desirable that they be | |
2102 | * stable from one run to the next, so that policy set on a datapath | |
2103 | * "sticks". | |
2104 | */ | |
093e47f4 | 2105 | const char *datapath_id; |
064af421 BP |
2106 | uint64_t dpid; |
2107 | ||
a699f614 | 2108 | datapath_id = smap_get(&br->cfg->other_config, "datapath-id"); |
093e47f4 | 2109 | if (datapath_id && dpid_from_string(datapath_id, &dpid)) { |
064af421 BP |
2110 | return dpid; |
2111 | } | |
2112 | ||
03eae5f8 | 2113 | if (!hw_addr_iface) { |
064af421 BP |
2114 | /* |
2115 | * A purely internal bridge, that is, one that has no non-virtual | |
03eae5f8 | 2116 | * network devices on it at all, is difficult because it has no |
064af421 BP |
2117 | * natural unique identifier at all. |
2118 | * | |
2119 | * When the host is a XenServer, we handle this case by hashing the | |
2120 | * host's UUID with the name of the bridge. Names of bridges are | |
2121 | * persistent across XenServer reboots, although they can be reused if | |
2122 | * an internal network is destroyed and then a new one is later | |
2123 | * created, so this is fairly effective. | |
2124 | * | |
2125 | * When the host is not a XenServer, we punt by using a random MAC | |
2126 | * address on each run. | |
2127 | */ | |
2128 | const char *host_uuid = xenserver_get_host_uuid(); | |
2129 | if (host_uuid) { | |
2130 | char *combined = xasprintf("%s,%s", host_uuid, br->name); | |
2131 | dpid = dpid_from_hash(combined, strlen(combined)); | |
2132 | free(combined); | |
2133 | return dpid; | |
2134 | } | |
2135 | } | |
2136 | ||
2137 | return eth_addr_to_uint64(bridge_ea); | |
2138 | } | |
2139 | ||
2140 | static uint64_t | |
2141 | dpid_from_hash(const void *data, size_t n) | |
2142 | { | |
74ff3298 JR |
2143 | union { |
2144 | uint8_t bytes[SHA1_DIGEST_SIZE]; | |
2145 | struct eth_addr ea; | |
2146 | } hash; | |
2147 | ||
2148 | sha1_bytes(data, n, hash.bytes); | |
2149 | eth_addr_mark_random(&hash.ea); | |
2150 | return eth_addr_to_uint64(hash.ea); | |
064af421 BP |
2151 | } |
2152 | ||
ea83a2fc | 2153 | static void |
6a5f9a8f | 2154 | iface_refresh_netdev_status(struct iface *iface) |
ea83a2fc | 2155 | { |
79f1cbe9 | 2156 | struct smap smap; |
ea763e0e | 2157 | |
6c038611 | 2158 | enum netdev_features current; |
6a5f9a8f AW |
2159 | enum netdev_flags flags; |
2160 | const char *link_state; | |
74ff3298 | 2161 | struct eth_addr mac; |
6a5f9a8f AW |
2162 | int64_t bps, mtu_64, ifindex64, link_resets; |
2163 | int mtu, error; | |
e210037e | 2164 | |
cfea354b BP |
2165 | if (iface_is_synthetic(iface)) { |
2166 | return; | |
2167 | } | |
2168 | ||
15c9fbd8 AW |
2169 | if (iface->change_seq == netdev_get_change_seq(iface->netdev) |
2170 | && !status_txn_try_again) { | |
6a5f9a8f AW |
2171 | return; |
2172 | } | |
2173 | ||
2174 | iface->change_seq = netdev_get_change_seq(iface->netdev); | |
2175 | ||
79f1cbe9 | 2176 | smap_init(&smap); |
ea763e0e | 2177 | |
275707c3 | 2178 | if (!netdev_get_status(iface->netdev, &smap)) { |
a699f614 | 2179 | ovsrec_interface_set_status(iface->cfg, &smap); |
ea763e0e | 2180 | } else { |
a699f614 | 2181 | ovsrec_interface_set_status(iface->cfg, NULL); |
ea763e0e EJ |
2182 | } |
2183 | ||
79f1cbe9 | 2184 | smap_destroy(&smap); |
e210037e | 2185 | |
6a5f9a8f AW |
2186 | error = netdev_get_flags(iface->netdev, &flags); |
2187 | if (!error) { | |
2188 | const char *state = flags & NETDEV_UP ? "up" : "down"; | |
2189 | ||
2190 | ovsrec_interface_set_admin_state(iface->cfg, state); | |
2191 | } else { | |
2192 | ovsrec_interface_set_admin_state(iface->cfg, NULL); | |
2193 | } | |
2194 | ||
2195 | link_state = netdev_get_carrier(iface->netdev) ? "up" : "down"; | |
2196 | ovsrec_interface_set_link_state(iface->cfg, link_state); | |
2197 | ||
2198 | link_resets = netdev_get_carrier_resets(iface->netdev); | |
2199 | ovsrec_interface_set_link_resets(iface->cfg, &link_resets, 1); | |
2200 | ||
e210037e | 2201 | error = netdev_get_features(iface->netdev, ¤t, NULL, NULL, NULL); |
d02a5f8e BP |
2202 | bps = !error ? netdev_features_to_bps(current, 0) : 0; |
2203 | if (bps) { | |
e210037e AE |
2204 | ovsrec_interface_set_duplex(iface->cfg, |
2205 | netdev_features_is_full_duplex(current) | |
2206 | ? "full" : "half"); | |
e210037e | 2207 | ovsrec_interface_set_link_speed(iface->cfg, &bps, 1); |
d0db8de2 | 2208 | } else { |
e210037e AE |
2209 | ovsrec_interface_set_duplex(iface->cfg, NULL); |
2210 | ovsrec_interface_set_link_speed(iface->cfg, NULL, 0); | |
2211 | } | |
2212 | ||
e210037e | 2213 | error = netdev_get_mtu(iface->netdev, &mtu); |
9b020780 | 2214 | if (!error) { |
e210037e AE |
2215 | mtu_64 = mtu; |
2216 | ovsrec_interface_set_mtu(iface->cfg, &mtu_64, 1); | |
8d6db33e | 2217 | } else { |
e210037e AE |
2218 | ovsrec_interface_set_mtu(iface->cfg, NULL, 0); |
2219 | } | |
df867eda | 2220 | |
74ff3298 | 2221 | error = netdev_get_etheraddr(iface->netdev, &mac); |
df867eda JP |
2222 | if (!error) { |
2223 | char mac_string[32]; | |
2224 | ||
2225 | sprintf(mac_string, ETH_ADDR_FMT, ETH_ADDR_ARGS(mac)); | |
2226 | ovsrec_interface_set_mac_in_use(iface->cfg, mac_string); | |
2227 | } else { | |
2228 | ovsrec_interface_set_mac_in_use(iface->cfg, NULL); | |
2229 | } | |
ea401d9a NM |
2230 | |
2231 | /* The netdev may return a negative number (such as -EOPNOTSUPP) | |
2232 | * if there is no valid ifindex number. */ | |
2233 | ifindex64 = netdev_get_ifindex(iface->netdev); | |
2234 | if (ifindex64 < 0) { | |
2235 | ifindex64 = 0; | |
2236 | } | |
2237 | ovsrec_interface_set_ifindex(iface->cfg, &ifindex64, 1); | |
ea83a2fc EJ |
2238 | } |
2239 | ||
6a5f9a8f AW |
2240 | static void |
2241 | iface_refresh_ofproto_status(struct iface *iface) | |
2242 | { | |
8f5514fe | 2243 | int current; |
6a5f9a8f AW |
2244 | |
2245 | if (iface_is_synthetic(iface)) { | |
2246 | return; | |
2247 | } | |
2248 | ||
2249 | current = ofproto_port_is_lacp_current(iface->port->bridge->ofproto, | |
2250 | iface->ofp_port); | |
2251 | if (current >= 0) { | |
2252 | bool bl = current; | |
2253 | ovsrec_interface_set_lacp_current(iface->cfg, &bl, 1); | |
2254 | } else { | |
2255 | ovsrec_interface_set_lacp_current(iface->cfg, NULL, 0); | |
2256 | } | |
2257 | ||
8f5514fe | 2258 | if (ofproto_port_cfm_status_changed(iface->port->bridge->ofproto, |
15c9fbd8 AW |
2259 | iface->ofp_port) |
2260 | || status_txn_try_again) { | |
8f5514fe AW |
2261 | iface_refresh_cfm_stats(iface); |
2262 | } | |
6a5f9a8f | 2263 | |
8f5514fe | 2264 | if (ofproto_port_bfd_status_changed(iface->port->bridge->ofproto, |
15c9fbd8 AW |
2265 | iface->ofp_port) |
2266 | || status_txn_try_again) { | |
8f5514fe AW |
2267 | struct smap smap; |
2268 | ||
2269 | smap_init(&smap); | |
2270 | ofproto_port_get_bfd_status(iface->port->bridge->ofproto, | |
2271 | iface->ofp_port, &smap); | |
6a5f9a8f | 2272 | ovsrec_interface_set_bfd_status(iface->cfg, &smap); |
8f5514fe | 2273 | smap_destroy(&smap); |
6a5f9a8f | 2274 | } |
6a5f9a8f AW |
2275 | } |
2276 | ||
353079d0 EJ |
2277 | /* Writes 'iface''s CFM statistics to the database. 'iface' must not be |
2278 | * synthetic. */ | |
8f3fe844 | 2279 | static void |
b31bcf60 EJ |
2280 | iface_refresh_cfm_stats(struct iface *iface) |
2281 | { | |
93b8df38 | 2282 | const struct ovsrec_interface *cfg = iface->cfg; |
685acfd9 | 2283 | struct cfm_status status; |
88bf179a | 2284 | int error; |
9a9e3786 | 2285 | |
88bf179a AW |
2286 | error = ofproto_port_get_cfm_status(iface->port->bridge->ofproto, |
2287 | iface->ofp_port, &status); | |
8f5514fe | 2288 | if (error > 0) { |
9a9e3786 BP |
2289 | ovsrec_interface_set_cfm_fault(cfg, NULL, 0); |
2290 | ovsrec_interface_set_cfm_fault_status(cfg, NULL, 0); | |
2291 | ovsrec_interface_set_cfm_remote_opstate(cfg, NULL); | |
76c4290d | 2292 | ovsrec_interface_set_cfm_flap_count(cfg, NULL, 0); |
9a9e3786 BP |
2293 | ovsrec_interface_set_cfm_health(cfg, NULL, 0); |
2294 | ovsrec_interface_set_cfm_remote_mpids(cfg, NULL, 0); | |
2295 | } else { | |
b9380396 | 2296 | const char *reasons[CFM_FAULT_N_REASONS]; |
9a9e3786 | 2297 | int64_t cfm_health = status.health; |
76c4290d | 2298 | int64_t cfm_flap_count = status.flap_count; |
9a9e3786 | 2299 | bool faulted = status.faults != 0; |
b9380396 EJ |
2300 | size_t i, j; |
2301 | ||
9a9e3786 BP |
2302 | ovsrec_interface_set_cfm_fault(cfg, &faulted, 1); |
2303 | ||
b9380396 EJ |
2304 | j = 0; |
2305 | for (i = 0; i < CFM_FAULT_N_REASONS; i++) { | |
2306 | int reason = 1 << i; | |
9a9e3786 | 2307 | if (status.faults & reason) { |
b9380396 EJ |
2308 | reasons[j++] = cfm_fault_reason_to_str(reason); |
2309 | } | |
2310 | } | |
47058293 | 2311 | ovsrec_interface_set_cfm_fault_status(cfg, reasons, j); |
1c0333b6 | 2312 | |
76c4290d AW |
2313 | ovsrec_interface_set_cfm_flap_count(cfg, &cfm_flap_count, 1); |
2314 | ||
18637fdc BP |
2315 | if (status.remote_opstate >= 0) { |
2316 | const char *remote_opstate = status.remote_opstate ? "up" : "down"; | |
2317 | ovsrec_interface_set_cfm_remote_opstate(cfg, remote_opstate); | |
2318 | } else { | |
2319 | ovsrec_interface_set_cfm_remote_opstate(cfg, NULL); | |
2320 | } | |
2321 | ||
9a9e3786 BP |
2322 | ovsrec_interface_set_cfm_remote_mpids(cfg, |
2323 | (const int64_t *)status.rmps, | |
2324 | status.n_rmps); | |
4cd9ab26 BP |
2325 | if (cfm_health >= 0) { |
2326 | ovsrec_interface_set_cfm_health(cfg, &cfm_health, 1); | |
2327 | } else { | |
2328 | ovsrec_interface_set_cfm_health(cfg, NULL, 0); | |
2329 | } | |
13b1b2ae EJ |
2330 | |
2331 | free(status.rmps); | |
3967a833 | 2332 | } |
b31bcf60 EJ |
2333 | } |
2334 | ||
018f1525 BP |
2335 | static void |
2336 | iface_refresh_stats(struct iface *iface) | |
2337 | { | |
98dbe2dd BP |
2338 | #define IFACE_STATS \ |
2339 | IFACE_STAT(rx_packets, "rx_packets") \ | |
2340 | IFACE_STAT(tx_packets, "tx_packets") \ | |
2341 | IFACE_STAT(rx_bytes, "rx_bytes") \ | |
2342 | IFACE_STAT(tx_bytes, "tx_bytes") \ | |
2343 | IFACE_STAT(rx_dropped, "rx_dropped") \ | |
2344 | IFACE_STAT(tx_dropped, "tx_dropped") \ | |
2345 | IFACE_STAT(rx_errors, "rx_errors") \ | |
2346 | IFACE_STAT(tx_errors, "tx_errors") \ | |
2347 | IFACE_STAT(rx_frame_errors, "rx_frame_err") \ | |
2348 | IFACE_STAT(rx_over_errors, "rx_over_err") \ | |
2349 | IFACE_STAT(rx_crc_errors, "rx_crc_err") \ | |
2350 | IFACE_STAT(collisions, "collisions") | |
2351 | ||
c2553db9 BP |
2352 | #define IFACE_STAT(MEMBER, NAME) + 1 |
2353 | enum { N_IFACE_STATS = IFACE_STATS }; | |
98dbe2dd | 2354 | #undef IFACE_STAT |
c2553db9 | 2355 | int64_t values[N_IFACE_STATS]; |
47058293 | 2356 | const char *keys[N_IFACE_STATS]; |
c2553db9 | 2357 | int n; |
018f1525 BP |
2358 | |
2359 | struct netdev_stats stats; | |
2360 | ||
cfea354b BP |
2361 | if (iface_is_synthetic(iface)) { |
2362 | return; | |
2363 | } | |
2364 | ||
018f1525 BP |
2365 | /* Intentionally ignore return value, since errors will set 'stats' to |
2366 | * all-1s, and we will deal with that correctly below. */ | |
2367 | netdev_get_stats(iface->netdev, &stats); | |
2368 | ||
c2553db9 BP |
2369 | /* Copy statistics into keys[] and values[]. */ |
2370 | n = 0; | |
2371 | #define IFACE_STAT(MEMBER, NAME) \ | |
2372 | if (stats.MEMBER != UINT64_MAX) { \ | |
2373 | keys[n] = NAME; \ | |
2374 | values[n] = stats.MEMBER; \ | |
2375 | n++; \ | |
2376 | } | |
98dbe2dd BP |
2377 | IFACE_STATS; |
2378 | #undef IFACE_STAT | |
c2553db9 | 2379 | ovs_assert(n <= N_IFACE_STATS); |
018f1525 | 2380 | |
c2553db9 | 2381 | ovsrec_interface_set_statistics(iface->cfg, keys, values, n); |
98dbe2dd | 2382 | #undef IFACE_STATS |
018f1525 BP |
2383 | } |
2384 | ||
b5cbbcf6 AZ |
2385 | static void |
2386 | br_refresh_datapath_info(struct bridge *br) | |
2387 | { | |
2388 | const char *version; | |
2389 | ||
2390 | version = (br->ofproto && br->ofproto->ofproto_class->get_datapath_version | |
2391 | ? br->ofproto->ofproto_class->get_datapath_version(br->ofproto) | |
2392 | : NULL); | |
2393 | ||
2394 | ovsrec_bridge_set_datapath_version(br->cfg, | |
2395 | version ? version : "<unknown>"); | |
2396 | } | |
2397 | ||
21f7563c JP |
2398 | static void |
2399 | br_refresh_stp_status(struct bridge *br) | |
2400 | { | |
a699f614 | 2401 | struct smap smap = SMAP_INITIALIZER(&smap); |
21f7563c JP |
2402 | struct ofproto *ofproto = br->ofproto; |
2403 | struct ofproto_stp_status status; | |
21f7563c JP |
2404 | |
2405 | if (ofproto_get_stp_status(ofproto, &status)) { | |
2406 | return; | |
2407 | } | |
2408 | ||
2409 | if (!status.enabled) { | |
a699f614 | 2410 | ovsrec_bridge_set_status(br->cfg, NULL); |
21f7563c JP |
2411 | return; |
2412 | } | |
2413 | ||
a699f614 EJ |
2414 | smap_add_format(&smap, "stp_bridge_id", STP_ID_FMT, |
2415 | STP_ID_ARGS(status.bridge_id)); | |
2416 | smap_add_format(&smap, "stp_designated_root", STP_ID_FMT, | |
2417 | STP_ID_ARGS(status.designated_root)); | |
2418 | smap_add_format(&smap, "stp_root_path_cost", "%d", status.root_path_cost); | |
21f7563c | 2419 | |
a699f614 EJ |
2420 | ovsrec_bridge_set_status(br->cfg, &smap); |
2421 | smap_destroy(&smap); | |
21f7563c JP |
2422 | } |
2423 | ||
2424 | static void | |
2425 | port_refresh_stp_status(struct port *port) | |
2426 | { | |
2427 | struct ofproto *ofproto = port->bridge->ofproto; | |
2428 | struct iface *iface; | |
2429 | struct ofproto_port_stp_status status; | |
a699f614 | 2430 | struct smap smap; |
21f7563c | 2431 | |
06b592bc EJ |
2432 | if (port_is_synthetic(port)) { |
2433 | return; | |
2434 | } | |
2435 | ||
21f7563c JP |
2436 | /* STP doesn't currently support bonds. */ |
2437 | if (!list_is_singleton(&port->ifaces)) { | |
a699f614 | 2438 | ovsrec_port_set_status(port->cfg, NULL); |
21f7563c JP |
2439 | return; |
2440 | } | |
2441 | ||
2442 | iface = CONTAINER_OF(list_front(&port->ifaces), struct iface, port_elem); | |
21f7563c JP |
2443 | if (ofproto_port_get_stp_status(ofproto, iface->ofp_port, &status)) { |
2444 | return; | |
2445 | } | |
2446 | ||
2447 | if (!status.enabled) { | |
a699f614 | 2448 | ovsrec_port_set_status(port->cfg, NULL); |
21f7563c JP |
2449 | return; |
2450 | } | |
2451 | ||
80740385 | 2452 | /* Set Status column. */ |
a699f614 EJ |
2453 | smap_init(&smap); |
2454 | smap_add_format(&smap, "stp_port_id", STP_PORT_ID_FMT, status.port_id); | |
2455 | smap_add(&smap, "stp_state", stp_state_name(status.state)); | |
2456 | smap_add_format(&smap, "stp_sec_in_state", "%u", status.sec_in_state); | |
2457 | smap_add(&smap, "stp_role", stp_role_name(status.role)); | |
2458 | ovsrec_port_set_status(port->cfg, &smap); | |
2459 | smap_destroy(&smap); | |
fd28ce3a JS |
2460 | } |
2461 | ||
2462 | static void | |
2463 | port_refresh_stp_stats(struct port *port) | |
2464 | { | |
2465 | struct ofproto *ofproto = port->bridge->ofproto; | |
2466 | struct iface *iface; | |
2467 | struct ofproto_port_stp_stats stats; | |
47058293 | 2468 | const char *keys[3]; |
fd28ce3a JS |
2469 | int64_t int_values[3]; |
2470 | ||
2471 | if (port_is_synthetic(port)) { | |
2472 | return; | |
2473 | } | |
2474 | ||
2475 | /* STP doesn't currently support bonds. */ | |
2476 | if (!list_is_singleton(&port->ifaces)) { | |
2477 | return; | |
2478 | } | |
2479 | ||
2480 | iface = CONTAINER_OF(list_front(&port->ifaces), struct iface, port_elem); | |
2481 | if (ofproto_port_get_stp_stats(ofproto, iface->ofp_port, &stats)) { | |
2482 | return; | |
2483 | } | |
2484 | ||
2485 | if (!stats.enabled) { | |
2486 | ovsrec_port_set_statistics(port->cfg, NULL, NULL, 0); | |
2487 | return; | |
2488 | } | |
80740385 JP |
2489 | |
2490 | /* Set Statistics column. */ | |
2491 | keys[0] = "stp_tx_count"; | |
fd28ce3a | 2492 | int_values[0] = stats.tx_count; |
80740385 | 2493 | keys[1] = "stp_rx_count"; |
fd28ce3a | 2494 | int_values[1] = stats.rx_count; |
80740385 | 2495 | keys[2] = "stp_error_count"; |
fd28ce3a | 2496 | int_values[2] = stats.error_count; |
80740385 JP |
2497 | |
2498 | ovsrec_port_set_statistics(port->cfg, keys, int_values, | |
2499 | ARRAY_SIZE(int_values)); | |
21f7563c JP |
2500 | } |
2501 | ||
9efd308e DV |
2502 | static void |
2503 | br_refresh_rstp_status(struct bridge *br) | |
2504 | { | |
2505 | struct smap smap = SMAP_INITIALIZER(&smap); | |
2506 | struct ofproto *ofproto = br->ofproto; | |
2507 | struct ofproto_rstp_status status; | |
2508 | ||
2509 | if (ofproto_get_rstp_status(ofproto, &status)) { | |
2510 | return; | |
2511 | } | |
2512 | if (!status.enabled) { | |
2513 | ovsrec_bridge_set_rstp_status(br->cfg, NULL); | |
2514 | return; | |
2515 | } | |
2516 | smap_add_format(&smap, "rstp_bridge_id", RSTP_ID_FMT, | |
2517 | RSTP_ID_ARGS(status.bridge_id)); | |
9c64e6b8 | 2518 | smap_add_format(&smap, "rstp_root_path_cost", "%"PRIu32, |
9efd308e DV |
2519 | status.root_path_cost); |
2520 | smap_add_format(&smap, "rstp_root_id", RSTP_ID_FMT, | |
2521 | RSTP_ID_ARGS(status.root_id)); | |
2522 | smap_add_format(&smap, "rstp_designated_id", RSTP_ID_FMT, | |
2523 | RSTP_ID_ARGS(status.designated_id)); | |
2524 | smap_add_format(&smap, "rstp_designated_port_id", RSTP_PORT_ID_FMT, | |
2525 | status.designated_port_id); | |
2526 | smap_add_format(&smap, "rstp_bridge_port_id", RSTP_PORT_ID_FMT, | |
2527 | status.bridge_port_id); | |
2528 | ovsrec_bridge_set_rstp_status(br->cfg, &smap); | |
2529 | smap_destroy(&smap); | |
2530 | } | |
2531 | ||
2532 | static void | |
2533 | port_refresh_rstp_status(struct port *port) | |
2534 | { | |
2535 | struct ofproto *ofproto = port->bridge->ofproto; | |
2536 | struct iface *iface; | |
2537 | struct ofproto_port_rstp_status status; | |
2550f026 BP |
2538 | const char *keys[4]; |
2539 | int64_t int_values[4]; | |
9efd308e DV |
2540 | struct smap smap; |
2541 | ||
2542 | if (port_is_synthetic(port)) { | |
2543 | return; | |
2544 | } | |
2545 | ||
2546 | /* RSTP doesn't currently support bonds. */ | |
2547 | if (!list_is_singleton(&port->ifaces)) { | |
2548 | ovsrec_port_set_rstp_status(port->cfg, NULL); | |
2549 | return; | |
2550 | } | |
2551 | ||
2552 | iface = CONTAINER_OF(list_front(&port->ifaces), struct iface, port_elem); | |
2553 | if (ofproto_port_get_rstp_status(ofproto, iface->ofp_port, &status)) { | |
2554 | return; | |
2555 | } | |
2556 | ||
2557 | if (!status.enabled) { | |
2558 | ovsrec_port_set_rstp_status(port->cfg, NULL); | |
2559 | ovsrec_port_set_rstp_statistics(port->cfg, NULL, NULL, 0); | |
2560 | return; | |
2561 | } | |
2562 | /* Set Status column. */ | |
2563 | smap_init(&smap); | |
2564 | ||
2565 | smap_add_format(&smap, "rstp_port_id", RSTP_PORT_ID_FMT, | |
2566 | status.port_id); | |
2567 | smap_add_format(&smap, "rstp_port_role", "%s", | |
2568 | rstp_port_role_name(status.role)); | |
2569 | smap_add_format(&smap, "rstp_port_state", "%s", | |
2570 | rstp_state_name(status.state)); | |
9c64e6b8 JR |
2571 | smap_add_format(&smap, "rstp_designated_bridge_id", RSTP_ID_FMT, |
2572 | RSTP_ID_ARGS(status.designated_bridge_id)); | |
2573 | smap_add_format(&smap, "rstp_designated_port_id", RSTP_PORT_ID_FMT, | |
2574 | status.designated_port_id); | |
2575 | smap_add_format(&smap, "rstp_designated_path_cost", "%"PRIu32, | |
2576 | status.designated_path_cost); | |
9efd308e DV |
2577 | |
2578 | ovsrec_port_set_rstp_status(port->cfg, &smap); | |
2579 | smap_destroy(&smap); | |
2580 | ||
2581 | /* Set Statistics column. */ | |
2582 | keys[0] = "rstp_tx_count"; | |
2583 | int_values[0] = status.tx_count; | |
2584 | keys[1] = "rstp_rx_count"; | |
2585 | int_values[1] = status.rx_count; | |
2586 | keys[2] = "rstp_uptime"; | |
2587 | int_values[2] = status.uptime; | |
2550f026 BP |
2588 | keys[3] = "rstp_error_count"; |
2589 | int_values[3] = status.error_count; | |
9efd308e DV |
2590 | ovsrec_port_set_rstp_statistics(port->cfg, keys, int_values, |
2591 | ARRAY_SIZE(int_values)); | |
2592 | } | |
2593 | ||
3e5aeeb5 AZ |
2594 | static void |
2595 | port_refresh_bond_status(struct port *port, bool force_update) | |
2596 | { | |
74ff3298 | 2597 | struct eth_addr mac; |
3e5aeeb5 AZ |
2598 | |
2599 | /* Return if port is not a bond */ | |
2600 | if (list_is_singleton(&port->ifaces)) { | |
2601 | return; | |
2602 | } | |
2603 | ||
74ff3298 | 2604 | if (bond_get_changed_active_slave(port->name, &mac, force_update)) { |
3e5aeeb5 AZ |
2605 | struct ds mac_s; |
2606 | ||
2607 | ds_init(&mac_s); | |
2608 | ds_put_format(&mac_s, ETH_ADDR_FMT, ETH_ADDR_ARGS(mac)); | |
2609 | ovsrec_port_set_bond_active_slave(port->cfg, ds_cstr(&mac_s)); | |
2610 | ds_destroy(&mac_s); | |
2611 | } | |
2612 | } | |
2613 | ||
3fe80505 BP |
2614 | static bool |
2615 | enable_system_stats(const struct ovsrec_open_vswitch *cfg) | |
2616 | { | |
a699f614 | 2617 | return smap_get_bool(&cfg->other_config, "enable-statistics", false); |
3fe80505 BP |
2618 | } |
2619 | ||
ce887677 | 2620 | static void |
35a22d8c | 2621 | reconfigure_system_stats(const struct ovsrec_open_vswitch *cfg) |
ce887677 | 2622 | { |
35a22d8c | 2623 | bool enable = enable_system_stats(cfg); |
ce887677 | 2624 | |
35a22d8c BP |
2625 | system_stats_enable(enable); |
2626 | if (!enable) { | |
2627 | ovsrec_open_vswitch_set_statistics(cfg, NULL); | |
3fe80505 | 2628 | } |
35a22d8c BP |
2629 | } |
2630 | ||
2631 | static void | |
2632 | run_system_stats(void) | |
2633 | { | |
2634 | const struct ovsrec_open_vswitch *cfg = ovsrec_open_vswitch_first(idl); | |
2635 | struct smap *stats; | |
2636 | ||
2637 | stats = system_stats_run(); | |
2638 | if (stats && cfg) { | |
2639 | struct ovsdb_idl_txn *txn; | |
2640 | struct ovsdb_datum datum; | |
2641 | ||
2642 | txn = ovsdb_idl_txn_create(idl); | |
2643 | ovsdb_datum_from_smap(&datum, stats); | |
2644 | ovsdb_idl_txn_write(&cfg->header_, &ovsrec_open_vswitch_col_statistics, | |
2645 | &datum); | |
2646 | ovsdb_idl_txn_commit(txn); | |
2647 | ovsdb_idl_txn_destroy(txn); | |
ce887677 | 2648 | |
35a22d8c BP |
2649 | free(stats); |
2650 | } | |
ce887677 BP |
2651 | } |
2652 | ||
61c75840 | 2653 | static const char * |
f4f1ea7e | 2654 | ofp12_controller_role_to_str(enum ofp12_controller_role role) |
bffc0589 AE |
2655 | { |
2656 | switch (role) { | |
f4f1ea7e | 2657 | case OFPCR12_ROLE_EQUAL: |
bffc0589 | 2658 | return "other"; |
f4f1ea7e | 2659 | case OFPCR12_ROLE_MASTER: |
bffc0589 | 2660 | return "master"; |
f4f1ea7e | 2661 | case OFPCR12_ROLE_SLAVE: |
bffc0589 | 2662 | return "slave"; |
f4f1ea7e | 2663 | case OFPCR12_ROLE_NOCHANGE: |
bffc0589 AE |
2664 | default: |
2665 | return "*** INVALID ROLE ***"; | |
2666 | } | |
2667 | } | |
2668 | ||
2669 | static void | |
5d279086 | 2670 | refresh_controller_status(void) |
bffc0589 | 2671 | { |
5d279086 | 2672 | struct bridge *br; |
bffc0589 AE |
2673 | struct shash info; |
2674 | const struct ovsrec_controller *cfg; | |
2675 | ||
5d279086 AE |
2676 | shash_init(&info); |
2677 | ||
2678 | /* Accumulate status for controllers on all bridges. */ | |
2679 | HMAP_FOR_EACH (br, node, &all_bridges) { | |
2680 | ofproto_get_ofproto_controller_info(br->ofproto, &info); | |
2681 | } | |
bffc0589 | 2682 | |
5d279086 | 2683 | /* Update each controller in the database with current status. */ |
bffc0589 | 2684 | OVSREC_CONTROLLER_FOR_EACH(cfg, idl) { |
eb9b8307 AE |
2685 | struct ofproto_controller_info *cinfo = |
2686 | shash_find_data(&info, cfg->target); | |
2687 | ||
2688 | if (cinfo) { | |
2689 | ovsrec_controller_set_is_connected(cfg, cinfo->is_connected); | |
f4f1ea7e BP |
2690 | ovsrec_controller_set_role(cfg, ofp12_controller_role_to_str( |
2691 | cinfo->role)); | |
f5ad2e5f | 2692 | ovsrec_controller_set_status(cfg, &cinfo->pairs); |
eb9b8307 AE |
2693 | } else { |
2694 | ovsrec_controller_set_is_connected(cfg, false); | |
2695 | ovsrec_controller_set_role(cfg, NULL); | |
a699f614 | 2696 | ovsrec_controller_set_status(cfg, NULL); |
eb9b8307 | 2697 | } |
bffc0589 AE |
2698 | } |
2699 | ||
2700 | ofproto_free_ofproto_controller_info(&info); | |
2701 | } | |
b40dcae7 | 2702 | \f |
9c537baf AW |
2703 | /* Update interface and mirror statistics if necessary. */ |
2704 | static void | |
2705 | run_stats_update(void) | |
2706 | { | |
9c537baf AW |
2707 | const struct ovsrec_open_vswitch *cfg = ovsrec_open_vswitch_first(idl); |
2708 | int stats_interval; | |
2709 | ||
2710 | if (!cfg) { | |
2711 | return; | |
2712 | } | |
2713 | ||
2714 | /* Statistics update interval should always be greater than or equal to | |
2715 | * 5000 ms. */ | |
2716 | stats_interval = MAX(smap_get_int(&cfg->other_config, | |
2717 | "stats-update-interval", | |
2718 | 5000), 5000); | |
2719 | if (stats_timer_interval != stats_interval) { | |
2720 | stats_timer_interval = stats_interval; | |
2721 | stats_timer = LLONG_MIN; | |
2722 | } | |
2723 | ||
2724 | if (time_msec() >= stats_timer) { | |
2725 | enum ovsdb_idl_txn_status status; | |
2726 | ||
2727 | /* Rate limit the update. Do not start a new update if the | |
2728 | * previous one is not done. */ | |
2729 | if (!stats_txn) { | |
2730 | struct bridge *br; | |
2731 | ||
2732 | stats_txn = ovsdb_idl_txn_create(idl); | |
2733 | HMAP_FOR_EACH (br, node, &all_bridges) { | |
2734 | struct port *port; | |
2735 | struct mirror *m; | |
2736 | ||
2737 | HMAP_FOR_EACH (port, hmap_node, &br->ports) { | |
2738 | struct iface *iface; | |
2739 | ||
2740 | LIST_FOR_EACH (iface, port_elem, &port->ifaces) { | |
2741 | iface_refresh_stats(iface); | |
2742 | } | |
2743 | port_refresh_stp_stats(port); | |
2744 | } | |
2745 | HMAP_FOR_EACH (m, hmap_node, &br->mirrors) { | |
2746 | mirror_refresh_stats(m); | |
2747 | } | |
2748 | } | |
2749 | refresh_controller_status(); | |
2750 | } | |
2751 | ||
2752 | status = ovsdb_idl_txn_commit(stats_txn); | |
2753 | if (status != TXN_INCOMPLETE) { | |
2754 | stats_timer = time_msec() + stats_timer_interval; | |
2755 | ovsdb_idl_txn_destroy(stats_txn); | |
2756 | stats_txn = NULL; | |
2757 | } | |
2758 | } | |
2759 | } | |
2760 | ||
131d04dc AW |
2761 | static void |
2762 | stats_update_wait(void) | |
2763 | { | |
2764 | /* If the 'stats_txn' is non-null (transaction incomplete), waits for the | |
2765 | * transaction to complete. Otherwise, waits for the 'stats_timer'. */ | |
2766 | if (stats_txn) { | |
2767 | ovsdb_idl_txn_wait(stats_txn); | |
2768 | } else { | |
2769 | poll_timer_wait_until(stats_timer); | |
2770 | } | |
2771 | } | |
2772 | ||
9c537baf AW |
2773 | /* Update bridge/port/interface status if necessary. */ |
2774 | static void | |
2775 | run_status_update(void) | |
2776 | { | |
ba8ec115 JS |
2777 | if (!status_txn) { |
2778 | uint64_t seq; | |
9c537baf AW |
2779 | |
2780 | /* Rate limit the update. Do not start a new update if the | |
2781 | * previous one is not done. */ | |
ba8ec115 JS |
2782 | seq = seq_read(connectivity_seq_get()); |
2783 | if (seq != connectivity_seqno || status_txn_try_again) { | |
9c537baf AW |
2784 | struct bridge *br; |
2785 | ||
2786 | connectivity_seqno = seq; | |
2787 | status_txn = ovsdb_idl_txn_create(idl); | |
2788 | HMAP_FOR_EACH (br, node, &all_bridges) { | |
2789 | struct port *port; | |
2790 | ||
2791 | br_refresh_stp_status(br); | |
2792 | br_refresh_rstp_status(br); | |
b5cbbcf6 | 2793 | br_refresh_datapath_info(br); |
9c537baf AW |
2794 | HMAP_FOR_EACH (port, hmap_node, &br->ports) { |
2795 | struct iface *iface; | |
2796 | ||
2797 | port_refresh_stp_status(port); | |
2798 | port_refresh_rstp_status(port); | |
3e5aeeb5 | 2799 | port_refresh_bond_status(port, status_txn_try_again); |
9c537baf AW |
2800 | LIST_FOR_EACH (iface, port_elem, &port->ifaces) { |
2801 | iface_refresh_netdev_status(iface); | |
2802 | iface_refresh_ofproto_status(iface); | |
2803 | } | |
2804 | } | |
2805 | } | |
2806 | } | |
ba8ec115 JS |
2807 | } |
2808 | ||
2809 | /* Commit the transaction and get the status. If the transaction finishes, | |
2810 | * then destroy the transaction. Otherwise, keep it so that we can check | |
2811 | * progress the next time that this function is called. */ | |
2812 | if (status_txn) { | |
2813 | enum ovsdb_idl_txn_status status; | |
9c537baf AW |
2814 | |
2815 | status = ovsdb_idl_txn_commit(status_txn); | |
2816 | if (status != TXN_INCOMPLETE) { | |
2817 | ovsdb_idl_txn_destroy(status_txn); | |
2818 | status_txn = NULL; | |
2819 | ||
2820 | /* Sets the 'status_txn_try_again' if the transaction fails. */ | |
2821 | if (status == TXN_SUCCESS || status == TXN_UNCHANGED) { | |
2822 | status_txn_try_again = false; | |
2823 | } else { | |
2824 | status_txn_try_again = true; | |
2825 | } | |
2826 | } | |
2827 | } | |
99eef98b DF |
2828 | |
2829 | /* Refresh AA port status if necessary. */ | |
2830 | if (time_msec() >= aa_refresh_timer) { | |
2831 | struct bridge *br; | |
2832 | ||
2833 | HMAP_FOR_EACH (br, node, &all_bridges) { | |
2834 | if (bridge_aa_need_refresh(br)) { | |
2835 | struct ovsdb_idl_txn *txn; | |
2836 | ||
2837 | txn = ovsdb_idl_txn_create(idl); | |
2838 | bridge_aa_refresh_queued(br); | |
2839 | ovsdb_idl_txn_commit(txn); | |
2840 | ovsdb_idl_txn_destroy(txn); | |
2841 | } | |
2842 | } | |
2843 | ||
2844 | aa_refresh_timer = time_msec() + AA_REFRESH_INTERVAL; | |
2845 | } | |
9c537baf AW |
2846 | } |
2847 | ||
2848 | static void | |
2849 | status_update_wait(void) | |
2850 | { | |
2851 | /* If the 'status_txn' is non-null (transaction incomplete), waits for the | |
2852 | * transaction to complete. If the status update to database needs to be | |
2853 | * run again (transaction fails), registers a timeout in | |
2854 | * 'STATUS_CHECK_AGAIN_MSEC'. Otherwise, waits on the global connectivity | |
2855 | * sequence number. */ | |
2856 | if (status_txn) { | |
2857 | ovsdb_idl_txn_wait(status_txn); | |
2858 | } else if (status_txn_try_again) { | |
2859 | poll_timer_wait_until(time_msec() + STATUS_CHECK_AGAIN_MSEC); | |
2860 | } else { | |
2861 | seq_wait(connectivity_seq_get(), connectivity_seqno); | |
2862 | } | |
2863 | } | |
2864 | ||
aeed7879 BP |
2865 | static void |
2866 | bridge_run__(void) | |
2867 | { | |
2868 | struct bridge *br; | |
2869 | struct sset types; | |
2870 | const char *type; | |
2871 | ||
2872 | /* Let each datapath type do the work that it needs to do. */ | |
2873 | sset_init(&types); | |
2874 | ofproto_enumerate_types(&types); | |
2875 | SSET_FOR_EACH (type, &types) { | |
2876 | ofproto_type_run(type); | |
2877 | } | |
2878 | sset_destroy(&types); | |
2879 | ||
2880 | /* Let each bridge do the work that it needs to do. */ | |
2881 | HMAP_FOR_EACH (br, node, &all_bridges) { | |
2882 | ofproto_run(br->ofproto); | |
2883 | } | |
2884 | } | |
2885 | ||
c5187f17 | 2886 | void |
064af421 BP |
2887 | bridge_run(void) |
2888 | { | |
8c0f519f | 2889 | static struct ovsrec_open_vswitch null_cfg; |
d54ff998 BP |
2890 | const struct ovsrec_open_vswitch *cfg; |
2891 | ||
52a90c29 | 2892 | bool vlan_splinters_changed; |
064af421 | 2893 | |
8c0f519f | 2894 | ovsrec_open_vswitch_init(&null_cfg); |
edce886c | 2895 | |
2a73b1d7 | 2896 | ovsdb_idl_run(idl); |
06b6d651 | 2897 | |
e21c6643 TLSC |
2898 | if_notifier_run(); |
2899 | ||
2a73b1d7 BP |
2900 | if (ovsdb_idl_is_lock_contended(idl)) { |
2901 | static struct vlog_rate_limit rl = VLOG_RATE_LIMIT_INIT(1, 1); | |
2902 | struct bridge *br, *next_br; | |
06b6d651 | 2903 | |
2a73b1d7 BP |
2904 | VLOG_ERR_RL(&rl, "another ovs-vswitchd process is running, " |
2905 | "disabling this process (pid %ld) until it goes away", | |
2906 | (long int) getpid()); | |
bae7208e | 2907 | |
2a73b1d7 BP |
2908 | HMAP_FOR_EACH_SAFE (br, next_br, node, &all_bridges) { |
2909 | bridge_destroy(br); | |
06b6d651 | 2910 | } |
2a73b1d7 BP |
2911 | /* Since we will not be running system_stats_run() in this process |
2912 | * with the current situation of multiple ovs-vswitchd daemons, | |
2913 | * disable system stats collection. */ | |
2914 | system_stats_enable(false); | |
2915 | return; | |
b3cceba0 AW |
2916 | } else if (!ovsdb_idl_has_lock(idl) |
2917 | || !ovsdb_idl_has_ever_connected(idl)) { | |
2918 | /* Returns if not holding the lock or not done retrieving db | |
2919 | * contents. */ | |
2a73b1d7 | 2920 | return; |
06b6d651 BP |
2921 | } |
2922 | cfg = ovsrec_open_vswitch_first(idl); | |
2923 | ||
b0408fca JP |
2924 | /* Initialize the ofproto library. This only needs to run once, but |
2925 | * it must be done after the configuration is set. If the | |
2926 | * initialization has already occurred, bridge_init_ofproto() | |
2927 | * returns immediately. */ | |
2928 | bridge_init_ofproto(cfg); | |
2929 | ||
40358701 GS |
2930 | /* Once the value of flow-restore-wait is false, we no longer should |
2931 | * check its value from the database. */ | |
2932 | if (cfg && ofproto_get_flow_restore_wait()) { | |
2933 | ofproto_set_flow_restore_wait(smap_get_bool(&cfg->other_config, | |
2934 | "flow-restore-wait", false)); | |
2935 | } | |
2936 | ||
aeed7879 | 2937 | bridge_run__(); |
c5187f17 | 2938 | |
d6da96ce BP |
2939 | /* Re-configure SSL. We do this on every trip through the main loop, |
2940 | * instead of just when the database changes, because the contents of the | |
2941 | * key and certificate files can change without the database changing. | |
2942 | * | |
2943 | * We do this before bridge_reconfigure() because that function might | |
2944 | * initiate SSL connections and thus requires SSL to be configured. */ | |
2945 | if (cfg && cfg->ssl) { | |
2946 | const struct ovsrec_ssl *ssl = cfg->ssl; | |
2947 | ||
2948 | stream_ssl_set_key_and_cert(ssl->private_key, ssl->certificate); | |
2949 | stream_ssl_set_ca_cert_file(ssl->ca_cert, ssl->bootstrap_ca_cert); | |
2950 | } | |
bf8f2167 | 2951 | |
2a73b1d7 BP |
2952 | /* If VLAN splinters are in use, then we need to reconfigure if VLAN |
2953 | * usage has changed. */ | |
2954 | vlan_splinters_changed = false; | |
2955 | if (vlan_splinters_enabled_anywhere) { | |
9c537baf AW |
2956 | struct bridge *br; |
2957 | ||
2a73b1d7 BP |
2958 | HMAP_FOR_EACH (br, node, &all_bridges) { |
2959 | if (ofproto_has_vlan_usage_changed(br->ofproto)) { | |
2960 | vlan_splinters_changed = true; | |
2961 | break; | |
52a90c29 BP |
2962 | } |
2963 | } | |
2964 | } | |
2965 | ||
e21c6643 TLSC |
2966 | if (ovsdb_idl_get_seqno(idl) != idl_seqno || vlan_splinters_changed |
2967 | || ifaces_changed) { | |
2a73b1d7 | 2968 | struct ovsdb_idl_txn *txn; |
ff02e9a5 | 2969 | |
e21c6643 TLSC |
2970 | ifaces_changed = false; |
2971 | ||
2a73b1d7 BP |
2972 | idl_seqno = ovsdb_idl_get_seqno(idl); |
2973 | txn = ovsdb_idl_txn_create(idl); | |
2974 | bridge_reconfigure(cfg ? cfg : &null_cfg); | |
ff02e9a5 | 2975 | |
2a73b1d7 BP |
2976 | if (cfg) { |
2977 | ovsrec_open_vswitch_set_cur_cfg(cfg, cfg->next_cfg); | |
842733c3 | 2978 | discover_types(cfg); |
064af421 | 2979 | } |
018f1525 | 2980 | |
2a73b1d7 BP |
2981 | /* If we are completing our initial configuration for this run |
2982 | * of ovs-vswitchd, then keep the transaction around to monitor | |
2983 | * it for completion. */ | |
2984 | if (initial_config_done) { | |
15c9fbd8 AW |
2985 | /* Always sets the 'status_txn_try_again' to check again, |
2986 | * in case that this transaction fails. */ | |
2987 | status_txn_try_again = true; | |
2a73b1d7 BP |
2988 | ovsdb_idl_txn_commit(txn); |
2989 | ovsdb_idl_txn_destroy(txn); | |
2990 | } else { | |
2991 | initial_config_done = true; | |
2992 | daemonize_txn = txn; | |
2993 | } | |
bae7208e EJ |
2994 | } |
2995 | ||
63ff04e8 BP |
2996 | if (daemonize_txn) { |
2997 | enum ovsdb_idl_txn_status status = ovsdb_idl_txn_commit(daemonize_txn); | |
2998 | if (status != TXN_INCOMPLETE) { | |
2999 | ovsdb_idl_txn_destroy(daemonize_txn); | |
3000 | daemonize_txn = NULL; | |
3001 | ||
3002 | /* ovs-vswitchd has completed initialization, so allow the | |
3003 | * process that forked us to exit successfully. */ | |
3004 | daemonize_complete(); | |
3005 | ||
888e0cf4 | 3006 | vlog_enable_async(); |
a5fb0e29 | 3007 | |
63ff04e8 BP |
3008 | VLOG_INFO_ONCE("%s (Open vSwitch) %s", program_name, VERSION); |
3009 | } | |
3010 | } | |
3011 | ||
9c537baf AW |
3012 | run_stats_update(); |
3013 | run_status_update(); | |
35a22d8c | 3014 | run_system_stats(); |
064af421 BP |
3015 | } |
3016 | ||
3017 | void | |
3018 | bridge_wait(void) | |
3019 | { | |
11a574a7 JP |
3020 | struct sset types; |
3021 | const char *type; | |
3022 | ||
c5187f17 | 3023 | ovsdb_idl_wait(idl); |
63ff04e8 BP |
3024 | if (daemonize_txn) { |
3025 | ovsdb_idl_txn_wait(daemonize_txn); | |
3026 | } | |
c7e7bb21 | 3027 | |
e21c6643 TLSC |
3028 | if_notifier_wait(); |
3029 | if (ifaces_changed) { | |
3030 | poll_immediate_wake(); | |
3031 | } | |
3032 | ||
11a574a7 JP |
3033 | sset_init(&types); |
3034 | ofproto_enumerate_types(&types); | |
3035 | SSET_FOR_EACH (type, &types) { | |
3036 | ofproto_type_wait(type); | |
3037 | } | |
3038 | sset_destroy(&types); | |
3039 | ||
06b6d651 BP |
3040 | if (!hmap_is_empty(&all_bridges)) { |
3041 | struct bridge *br; | |
6586adf5 | 3042 | |
06b6d651 BP |
3043 | HMAP_FOR_EACH (br, node, &all_bridges) { |
3044 | ofproto_wait(br->ofproto); | |
3045 | } | |
131d04dc | 3046 | stats_update_wait(); |
500ce35e | 3047 | status_update_wait(); |
6586adf5 | 3048 | } |
35a22d8c BP |
3049 | |
3050 | system_stats_wait(); | |
064af421 | 3051 | } |
0d085684 BP |
3052 | |
3053 | /* Adds some memory usage statistics for bridges into 'usage', for use with | |
3054 | * memory_report(). */ | |
3055 | void | |
3056 | bridge_get_memory_usage(struct simap *usage) | |
3057 | { | |
3058 | struct bridge *br; | |
1c030aa5 EJ |
3059 | struct sset types; |
3060 | const char *type; | |
3061 | ||
3062 | sset_init(&types); | |
3063 | ofproto_enumerate_types(&types); | |
3064 | SSET_FOR_EACH (type, &types) { | |
3065 | ofproto_type_get_memory_usage(type, usage); | |
3066 | } | |
3067 | sset_destroy(&types); | |
0d085684 BP |
3068 | |
3069 | HMAP_FOR_EACH (br, node, &all_bridges) { | |
3070 | ofproto_get_memory_usage(br->ofproto, usage); | |
3071 | } | |
3072 | } | |
8c4c1387 | 3073 | \f |
e8fe3026 EJ |
3074 | /* QoS unixctl user interface functions. */ |
3075 | ||
3076 | struct qos_unixctl_show_cbdata { | |
3077 | struct ds *ds; | |
3078 | struct iface *iface; | |
3079 | }; | |
3080 | ||
3081 | static void | |
89454bf4 BP |
3082 | qos_unixctl_show_queue(unsigned int queue_id, |
3083 | const struct smap *details, | |
3084 | struct iface *iface, | |
3085 | struct ds *ds) | |
e8fe3026 | 3086 | { |
e8fe3026 | 3087 | struct netdev_queue_stats stats; |
79f1cbe9 | 3088 | struct smap_node *node; |
e8fe3026 EJ |
3089 | int error; |
3090 | ||
3091 | ds_put_cstr(ds, "\n"); | |
3092 | if (queue_id) { | |
3093 | ds_put_format(ds, "Queue %u:\n", queue_id); | |
3094 | } else { | |
3095 | ds_put_cstr(ds, "Default:\n"); | |
3096 | } | |
3097 | ||
79f1cbe9 EJ |
3098 | SMAP_FOR_EACH (node, details) { |
3099 | ds_put_format(ds, "\t%s: %s\n", node->key, node->value); | |
e8fe3026 EJ |
3100 | } |
3101 | ||
3102 | error = netdev_get_queue_stats(iface->netdev, queue_id, &stats); | |
3103 | if (!error) { | |
3104 | if (stats.tx_packets != UINT64_MAX) { | |
3105 | ds_put_format(ds, "\ttx_packets: %"PRIu64"\n", stats.tx_packets); | |
3106 | } | |
3107 | ||
3108 | if (stats.tx_bytes != UINT64_MAX) { | |
3109 | ds_put_format(ds, "\ttx_bytes: %"PRIu64"\n", stats.tx_bytes); | |
3110 | } | |
3111 | ||
3112 | if (stats.tx_errors != UINT64_MAX) { | |
3113 | ds_put_format(ds, "\ttx_errors: %"PRIu64"\n", stats.tx_errors); | |
3114 | } | |
3115 | } else { | |
3116 | ds_put_format(ds, "\tFailed to get statistics for queue %u: %s", | |
10a89ef0 | 3117 | queue_id, ovs_strerror(error)); |
e8fe3026 EJ |
3118 | } |
3119 | } | |
3120 | ||
3121 | static void | |
0e15264f BP |
3122 | qos_unixctl_show(struct unixctl_conn *conn, int argc OVS_UNUSED, |
3123 | const char *argv[], void *aux OVS_UNUSED) | |
e8fe3026 EJ |
3124 | { |
3125 | struct ds ds = DS_EMPTY_INITIALIZER; | |
79f1cbe9 | 3126 | struct smap smap = SMAP_INITIALIZER(&smap); |
e8fe3026 EJ |
3127 | struct iface *iface; |
3128 | const char *type; | |
79f1cbe9 | 3129 | struct smap_node *node; |
e8fe3026 | 3130 | |
0e15264f | 3131 | iface = iface_find(argv[1]); |
e8fe3026 | 3132 | if (!iface) { |
bde9f75d | 3133 | unixctl_command_reply_error(conn, "no such interface"); |
e8fe3026 EJ |
3134 | return; |
3135 | } | |
3136 | ||
79f1cbe9 | 3137 | netdev_get_qos(iface->netdev, &type, &smap); |
e8fe3026 EJ |
3138 | |
3139 | if (*type != '\0') { | |
89454bf4 BP |
3140 | struct netdev_queue_dump dump; |
3141 | struct smap details; | |
3142 | unsigned int queue_id; | |
3143 | ||
e8fe3026 EJ |
3144 | ds_put_format(&ds, "QoS: %s %s\n", iface->name, type); |
3145 | ||
79f1cbe9 EJ |
3146 | SMAP_FOR_EACH (node, &smap) { |
3147 | ds_put_format(&ds, "%s: %s\n", node->key, node->value); | |
e8fe3026 EJ |
3148 | } |
3149 | ||
89454bf4 BP |
3150 | smap_init(&details); |
3151 | NETDEV_QUEUE_FOR_EACH (&queue_id, &details, &dump, iface->netdev) { | |
3152 | qos_unixctl_show_queue(queue_id, &details, iface, &ds); | |
e8fe3026 | 3153 | } |
89454bf4 BP |
3154 | smap_destroy(&details); |
3155 | ||
bde9f75d | 3156 | unixctl_command_reply(conn, ds_cstr(&ds)); |
e8fe3026 EJ |
3157 | } else { |
3158 | ds_put_format(&ds, "QoS not configured on %s\n", iface->name); | |
bde9f75d | 3159 | unixctl_command_reply_error(conn, ds_cstr(&ds)); |
e8fe3026 EJ |
3160 | } |
3161 | ||
79f1cbe9 | 3162 | smap_destroy(&smap); |
e8fe3026 EJ |
3163 | ds_destroy(&ds); |
3164 | } | |
3165 | \f | |
064af421 | 3166 | /* Bridge reconfiguration functions. */ |
66da9bef | 3167 | static void |
1a6f1e2a | 3168 | bridge_create(const struct ovsrec_bridge *br_cfg) |
064af421 BP |
3169 | { |
3170 | struct bridge *br; | |
064af421 | 3171 | |
cb22974d | 3172 | ovs_assert(!bridge_lookup(br_cfg->name)); |
ec6fde61 | 3173 | br = xzalloc(sizeof *br); |
064af421 | 3174 | |
1a6f1e2a | 3175 | br->name = xstrdup(br_cfg->name); |
f79e673f | 3176 | br->type = xstrdup(ofproto_normalize_type(br_cfg->datapath_type)); |
1a6f1e2a | 3177 | br->cfg = br_cfg; |
e3f55cb8 BP |
3178 | |
3179 | /* Derive the default Ethernet address from the bridge's UUID. This should | |
3180 | * be unique and it will be stable between ovs-vswitchd runs. */ | |
74ff3298 JR |
3181 | memcpy(&br->default_ea, &br_cfg->header_.uuid, ETH_ADDR_LEN); |
3182 | eth_addr_mark_random(&br->default_ea); | |
064af421 | 3183 | |
8052fb14 | 3184 | hmap_init(&br->ports); |
d9a8717a | 3185 | hmap_init(&br->ifaces); |
ebea37cc | 3186 | hmap_init(&br->iface_by_name); |
fa066f01 | 3187 | hmap_init(&br->mirrors); |
4a1ee6ae | 3188 | |
99eef98b | 3189 | hmap_init(&br->mappings); |
764072fd | 3190 | hmap_insert(&all_bridges, &br->node, hash_string(br->name, 0)); |
064af421 BP |
3191 | } |
3192 | ||
3193 | static void | |
3194 | bridge_destroy(struct bridge *br) | |
3195 | { | |
3196 | if (br) { | |
fa066f01 BP |
3197 | struct mirror *mirror, *next_mirror; |
3198 | struct port *port, *next_port; | |
064af421 | 3199 | |
fa066f01 | 3200 | HMAP_FOR_EACH_SAFE (port, next_port, hmap_node, &br->ports) { |
8052fb14 | 3201 | port_destroy(port); |
064af421 | 3202 | } |
fa066f01 BP |
3203 | HMAP_FOR_EACH_SAFE (mirror, next_mirror, hmap_node, &br->mirrors) { |
3204 | mirror_destroy(mirror); | |
f76e2dfc | 3205 | } |
bae7208e | 3206 | |
764072fd | 3207 | hmap_remove(&all_bridges, &br->node); |
6d6ab93e | 3208 | ofproto_destroy(br->ofproto); |
d9a8717a | 3209 | hmap_destroy(&br->ifaces); |
8052fb14 | 3210 | hmap_destroy(&br->ports); |
ebea37cc | 3211 | hmap_destroy(&br->iface_by_name); |
fa066f01 | 3212 | hmap_destroy(&br->mirrors); |
99eef98b | 3213 | hmap_destroy(&br->mappings); |
064af421 | 3214 | free(br->name); |
66da9bef | 3215 | free(br->type); |
064af421 BP |
3216 | free(br); |
3217 | } | |
3218 | } | |
3219 | ||
3220 | static struct bridge * | |
3221 | bridge_lookup(const char *name) | |
3222 | { | |
3223 | struct bridge *br; | |
3224 | ||
764072fd | 3225 | HMAP_FOR_EACH_WITH_HASH (br, node, hash_string(name, 0), &all_bridges) { |
064af421 BP |
3226 | if (!strcmp(br->name, name)) { |
3227 | return br; | |
3228 | } | |
3229 | } | |
3230 | return NULL; | |
3231 | } | |
3232 | ||
4f2cad2c JP |
3233 | /* Handle requests for a listing of all flows known by the OpenFlow |
3234 | * stack, including those normally hidden. */ | |
3235 | static void | |
0e15264f BP |
3236 | bridge_unixctl_dump_flows(struct unixctl_conn *conn, int argc OVS_UNUSED, |
3237 | const char *argv[], void *aux OVS_UNUSED) | |
4f2cad2c JP |
3238 | { |
3239 | struct bridge *br; | |
3240 | struct ds results; | |
d295e8e9 | 3241 | |
0e15264f | 3242 | br = bridge_lookup(argv[1]); |
4f2cad2c | 3243 | if (!br) { |
bde9f75d | 3244 | unixctl_command_reply_error(conn, "Unknown bridge"); |
4f2cad2c JP |
3245 | return; |
3246 | } | |
3247 | ||
3248 | ds_init(&results); | |
3249 | ofproto_get_all_flows(br->ofproto, &results); | |
3250 | ||
bde9f75d | 3251 | unixctl_command_reply(conn, ds_cstr(&results)); |
4f2cad2c JP |
3252 | ds_destroy(&results); |
3253 | } | |
3254 | ||
fa05809b BP |
3255 | /* "bridge/reconnect [BRIDGE]": makes BRIDGE drop all of its controller |
3256 | * connections and reconnect. If BRIDGE is not specified, then all bridges | |
3257 | * drop their controller connections and reconnect. */ | |
3258 | static void | |
0e15264f BP |
3259 | bridge_unixctl_reconnect(struct unixctl_conn *conn, int argc, |
3260 | const char *argv[], void *aux OVS_UNUSED) | |
fa05809b BP |
3261 | { |
3262 | struct bridge *br; | |
0e15264f BP |
3263 | if (argc > 1) { |
3264 | br = bridge_lookup(argv[1]); | |
fa05809b | 3265 | if (!br) { |
bde9f75d | 3266 | unixctl_command_reply_error(conn, "Unknown bridge"); |
fa05809b BP |
3267 | return; |
3268 | } | |
3269 | ofproto_reconnect_controllers(br->ofproto); | |
3270 | } else { | |
764072fd | 3271 | HMAP_FOR_EACH (br, node, &all_bridges) { |
fa05809b BP |
3272 | ofproto_reconnect_controllers(br->ofproto); |
3273 | } | |
3274 | } | |
bde9f75d | 3275 | unixctl_command_reply(conn, NULL); |
fa05809b BP |
3276 | } |
3277 | ||
76ce9432 | 3278 | static size_t |
1a048029 | 3279 | bridge_get_controllers(const struct bridge *br, |
76ce9432 | 3280 | struct ovsrec_controller ***controllersp) |
064af421 | 3281 | { |
76ce9432 BP |
3282 | struct ovsrec_controller **controllers; |
3283 | size_t n_controllers; | |
064af421 | 3284 | |
1a048029 JP |
3285 | controllers = br->cfg->controller; |
3286 | n_controllers = br->cfg->n_controller; | |
76343538 | 3287 | |
76ce9432 BP |
3288 | if (n_controllers == 1 && !strcmp(controllers[0]->target, "none")) { |
3289 | controllers = NULL; | |
3290 | n_controllers = 0; | |
064af421 | 3291 | } |
76343538 | 3292 | |
76ce9432 BP |
3293 | if (controllersp) { |
3294 | *controllersp = controllers; | |
3295 | } | |
3296 | return n_controllers; | |
064af421 BP |
3297 | } |
3298 | ||
bae7208e | 3299 | static void |
2a73b1d7 BP |
3300 | bridge_collect_wanted_ports(struct bridge *br, |
3301 | const unsigned long int *splinter_vlans, | |
3302 | struct shash *wanted_ports) | |
bae7208e | 3303 | { |
6ae39834 | 3304 | size_t i; |
064af421 | 3305 | |
2a73b1d7 | 3306 | shash_init(wanted_ports); |
bae7208e | 3307 | |
76343538 BP |
3308 | for (i = 0; i < br->cfg->n_ports; i++) { |
3309 | const char *name = br->cfg->ports[i]->name; | |
2a73b1d7 | 3310 | if (!shash_add_once(wanted_ports, name, br->cfg->ports[i])) { |
76343538 BP |
3311 | VLOG_WARN("bridge %s: %s specified twice as bridge port", |
3312 | br->name, name); | |
3313 | } | |
3314 | } | |
b5827b24 | 3315 | if (bridge_get_controllers(br, NULL) |
2a73b1d7 | 3316 | && !shash_find(wanted_ports, br->name)) { |
cfea354b BP |
3317 | VLOG_WARN("bridge %s: no port named %s, synthesizing one", |
3318 | br->name, br->name); | |
72865317 | 3319 | |
a699f614 EJ |
3320 | ovsrec_interface_init(&br->synth_local_iface); |
3321 | ovsrec_port_init(&br->synth_local_port); | |
3322 | ||
cfea354b BP |
3323 | br->synth_local_port.interfaces = &br->synth_local_ifacep; |
3324 | br->synth_local_port.n_interfaces = 1; | |
3325 | br->synth_local_port.name = br->name; | |
3326 | ||
3327 | br->synth_local_iface.name = br->name; | |
66da9bef | 3328 | br->synth_local_iface.type = "internal"; |
cfea354b BP |
3329 | |
3330 | br->synth_local_ifacep = &br->synth_local_iface; | |
3331 | ||
2a73b1d7 | 3332 | shash_add(wanted_ports, br->name, &br->synth_local_port); |
064af421 | 3333 | } |
064af421 | 3334 | |
52a90c29 | 3335 | if (splinter_vlans) { |
2a73b1d7 | 3336 | add_vlan_splinter_ports(br, splinter_vlans, wanted_ports); |
52a90c29 | 3337 | } |
2a73b1d7 BP |
3338 | } |
3339 | ||
3340 | /* Deletes "struct port"s and "struct iface"s under 'br' which aren't | |
3341 | * consistent with 'br->cfg'. Updates 'br->if_cfg_queue' with interfaces which | |
3342 | * 'br' needs to complete its configuration. */ | |
3343 | static void | |
3344 | bridge_del_ports(struct bridge *br, const struct shash *wanted_ports) | |
3345 | { | |
3346 | struct shash_node *port_node; | |
3347 | struct port *port, *next; | |
52a90c29 | 3348 | |
4a1ee6ae | 3349 | /* Get rid of deleted ports. |
a70e4b2a | 3350 | * Get rid of deleted interfaces on ports that still exist. */ |
8052fb14 | 3351 | HMAP_FOR_EACH_SAFE (port, next, hmap_node, &br->ports) { |
2a73b1d7 | 3352 | port->cfg = shash_find_data(wanted_ports, port->name); |
66da9bef | 3353 | if (!port->cfg) { |
4a1ee6ae BP |
3354 | port_destroy(port); |
3355 | } else { | |
66da9bef | 3356 | port_del_ifaces(port); |
064af421 BP |
3357 | } |
3358 | } | |
4a1ee6ae | 3359 | |
2a73b1d7 BP |
3360 | /* Update iface->cfg and iface->type in interfaces that still exist. */ |
3361 | SHASH_FOR_EACH (port_node, wanted_ports) { | |
bae7208e EJ |
3362 | const struct ovsrec_port *port = port_node->data; |
3363 | size_t i; | |
3364 | ||
3365 | for (i = 0; i < port->n_interfaces; i++) { | |
3366 | const struct ovsrec_interface *cfg = port->interfaces[i]; | |
3367 | struct iface *iface = iface_lookup(br, cfg->name); | |
046f1f89 | 3368 | const char *type = iface_get_type(cfg, br->cfg); |
bae7208e EJ |
3369 | |
3370 | if (iface) { | |
3371 | iface->cfg = cfg; | |
046f1f89 | 3372 | iface->type = type; |
0faed346 EJ |
3373 | } else if (!strcmp(type, "null")) { |
3374 | VLOG_WARN_ONCE("%s: The null interface type is deprecated and" | |
3375 | " may be removed in February 2013. Please email" | |
3376 | " dev@openvswitch.org with concerns.", | |
3377 | cfg->name); | |
3378 | } else { | |
2a73b1d7 | 3379 | /* We will add new interfaces later. */ |
bae7208e | 3380 | } |
ceb4559f | 3381 | } |
064af421 | 3382 | } |
064af421 BP |
3383 | } |
3384 | ||
7d674866 BP |
3385 | /* Initializes 'oc' appropriately as a management service controller for |
3386 | * 'br'. | |
3387 | * | |
3388 | * The caller must free oc->target when it is no longer needed. */ | |
3389 | static void | |
3390 | bridge_ofproto_controller_for_mgmt(const struct bridge *br, | |
3391 | struct ofproto_controller *oc) | |
3392 | { | |
b43c6fe2 | 3393 | oc->target = xasprintf("punix:%s/%s.mgmt", ovs_rundir(), br->name); |
7d674866 BP |
3394 | oc->max_backoff = 0; |
3395 | oc->probe_interval = 60; | |
3396 | oc->band = OFPROTO_OUT_OF_BAND; | |
7d674866 BP |
3397 | oc->rate_limit = 0; |
3398 | oc->burst_limit = 0; | |
9886b662 | 3399 | oc->enable_async_msgs = true; |
10bf2380 | 3400 | oc->dscp = 0; |
7d674866 BP |
3401 | } |
3402 | ||
3403 | /* Converts ovsrec_controller 'c' into an ofproto_controller in 'oc'. */ | |
3404 | static void | |
3405 | bridge_ofproto_controller_from_ovsrec(const struct ovsrec_controller *c, | |
3406 | struct ofproto_controller *oc) | |
3407 | { | |
a699f614 | 3408 | int dscp; |
f125905c | 3409 | |
7d674866 BP |
3410 | oc->target = c->target; |
3411 | oc->max_backoff = c->max_backoff ? *c->max_backoff / 1000 : 8; | |
3412 | oc->probe_interval = c->inactivity_probe ? *c->inactivity_probe / 1000 : 5; | |
3413 | oc->band = (!c->connection_mode || !strcmp(c->connection_mode, "in-band") | |
3414 | ? OFPROTO_IN_BAND : OFPROTO_OUT_OF_BAND); | |
7d674866 BP |
3415 | oc->rate_limit = c->controller_rate_limit ? *c->controller_rate_limit : 0; |
3416 | oc->burst_limit = (c->controller_burst_limit | |
3417 | ? *c->controller_burst_limit : 0); | |
9886b662 BP |
3418 | oc->enable_async_msgs = (!c->enable_async_messages |
3419 | || *c->enable_async_messages); | |
a699f614 EJ |
3420 | dscp = smap_get_int(&c->other_config, "dscp", DSCP_DEFAULT); |
3421 | if (dscp < 0 || dscp > 63) { | |
3422 | dscp = DSCP_DEFAULT; | |
f125905c | 3423 | } |
a699f614 | 3424 | oc->dscp = dscp; |
7d674866 BP |
3425 | } |
3426 | ||
3427 | /* Configures the IP stack for 'br''s local interface properly according to the | |
3428 | * configuration in 'c'. */ | |
3429 | static void | |
3430 | bridge_configure_local_iface_netdev(struct bridge *br, | |
3431 | struct ovsrec_controller *c) | |
3432 | { | |
3433 | struct netdev *netdev; | |
3434 | struct in_addr mask, gateway; | |
3435 | ||
3436 | struct iface *local_iface; | |
3437 | struct in_addr ip; | |
3438 | ||
7d674866 | 3439 | /* If there's no local interface or no IP address, give up. */ |
892815f5 | 3440 | local_iface = iface_from_ofp_port(br, OFPP_LOCAL); |
1bbd1728 GS |
3441 | if (!local_iface || !c->local_ip |
3442 | || !inet_pton(AF_INET, c->local_ip, &ip)) { | |
7d674866 BP |
3443 | return; |
3444 | } | |
3445 | ||
3446 | /* Bring up the local interface. */ | |
3447 | netdev = local_iface->netdev; | |
4b609110 | 3448 | netdev_turn_flags_on(netdev, NETDEV_UP, NULL); |
7d674866 BP |
3449 | |
3450 | /* Configure the IP address and netmask. */ | |
3451 | if (!c->local_netmask | |
1bbd1728 | 3452 | || !inet_pton(AF_INET, c->local_netmask, &mask) |
7d674866 BP |
3453 | || !mask.s_addr) { |
3454 | mask.s_addr = guess_netmask(ip.s_addr); | |
3455 | } | |
3456 | if (!netdev_set_in4(netdev, ip, mask)) { | |
3457 | VLOG_INFO("bridge %s: configured IP address "IP_FMT", netmask "IP_FMT, | |
ed36537e | 3458 | br->name, IP_ARGS(ip.s_addr), IP_ARGS(mask.s_addr)); |
7d674866 BP |
3459 | } |
3460 | ||
3461 | /* Configure the default gateway. */ | |
3462 | if (c->local_gateway | |
1bbd1728 | 3463 | && inet_pton(AF_INET, c->local_gateway, &gateway) |
7d674866 BP |
3464 | && gateway.s_addr) { |
3465 | if (!netdev_add_router(netdev, gateway)) { | |
3466 | VLOG_INFO("bridge %s: configured gateway "IP_FMT, | |
ed36537e | 3467 | br->name, IP_ARGS(gateway.s_addr)); |
7d674866 BP |
3468 | } |
3469 | } | |
3470 | } | |
3471 | ||
cb4ef1ea BP |
3472 | /* Returns true if 'a' and 'b' are the same except that any number of slashes |
3473 | * in either string are treated as equal to any number of slashes in the other, | |
329e3462 PR |
3474 | * e.g. "x///y" is equal to "x/y". |
3475 | * | |
3476 | * Also, if 'b_stoplen' bytes from 'b' are found to be equal to corresponding | |
3477 | * bytes from 'a', the function considers this success. Specify 'b_stoplen' as | |
3478 | * SIZE_MAX to compare all of 'a' to all of 'b' rather than just a prefix of | |
3479 | * 'b' against a prefix of 'a'. | |
3480 | */ | |
cb4ef1ea | 3481 | static bool |
329e3462 | 3482 | equal_pathnames(const char *a, const char *b, size_t b_stoplen) |
cb4ef1ea | 3483 | { |
329e3462 | 3484 | const char *b_start = b; |
4a1d4e86 BP |
3485 | for (;;) { |
3486 | if (b - b_start >= b_stoplen) { | |
3487 | return true; | |
3488 | } else if (*a != *b) { | |
3489 | return false; | |
3490 | } else if (*a == '/') { | |
cb4ef1ea BP |
3491 | a += strspn(a, "/"); |
3492 | b += strspn(b, "/"); | |
3493 | } else if (*a == '\0') { | |
3494 | return true; | |
3495 | } else { | |
3496 | a++; | |
3497 | b++; | |
3498 | } | |
3499 | } | |
cb4ef1ea BP |
3500 | } |
3501 | ||
064af421 | 3502 | static void |
fa066f01 BP |
3503 | bridge_configure_remotes(struct bridge *br, |
3504 | const struct sockaddr_in *managers, size_t n_managers) | |
064af421 | 3505 | { |
a699f614 | 3506 | bool disable_in_band; |
b1da6250 | 3507 | |
76ce9432 BP |
3508 | struct ovsrec_controller **controllers; |
3509 | size_t n_controllers; | |
7d674866 | 3510 | |
66da9bef | 3511 | enum ofproto_fail_mode fail_mode; |
7d674866 BP |
3512 | |
3513 | struct ofproto_controller *ocs; | |
3514 | size_t n_ocs; | |
3515 | size_t i; | |
064af421 | 3516 | |
8731b2b6 | 3517 | /* Check if we should disable in-band control on this bridge. */ |
a699f614 EJ |
3518 | disable_in_band = smap_get_bool(&br->cfg->other_config, "disable-in-band", |
3519 | false); | |
8731b2b6 | 3520 | |
b1da6250 | 3521 | /* Set OpenFlow queue ID for in-band control. */ |
a699f614 EJ |
3522 | ofproto_set_in_band_queue(br->ofproto, |
3523 | smap_get_int(&br->cfg->other_config, | |
3524 | "in-band-queue", -1)); | |
b1da6250 | 3525 | |
8731b2b6 JP |
3526 | if (disable_in_band) { |
3527 | ofproto_set_extra_in_band_remotes(br->ofproto, NULL, 0); | |
3528 | } else { | |
3529 | ofproto_set_extra_in_band_remotes(br->ofproto, managers, n_managers); | |
3530 | } | |
cd11000b | 3531 | |
1a048029 | 3532 | n_controllers = bridge_get_controllers(br, &controllers); |
064af421 | 3533 | |
7d674866 BP |
3534 | ocs = xmalloc((n_controllers + 1) * sizeof *ocs); |
3535 | n_ocs = 0; | |
064af421 | 3536 | |
7d674866 BP |
3537 | bridge_ofproto_controller_for_mgmt(br, &ocs[n_ocs++]); |
3538 | for (i = 0; i < n_controllers; i++) { | |
3539 | struct ovsrec_controller *c = controllers[i]; | |
76ce9432 | 3540 | |
7d674866 BP |
3541 | if (!strncmp(c->target, "punix:", 6) |
3542 | || !strncmp(c->target, "unix:", 5)) { | |
3543 | static struct vlog_rate_limit rl = VLOG_RATE_LIMIT_INIT(1, 5); | |
cb4ef1ea BP |
3544 | char *whitelist; |
3545 | ||
329e3462 PR |
3546 | if (!strncmp(c->target, "unix:", 5)) { |
3547 | /* Connect to a listening socket */ | |
3548 | whitelist = xasprintf("unix:%s/", ovs_rundir()); | |
2c487bc8 PR |
3549 | if (strchr(c->target, '/') && |
3550 | !equal_pathnames(c->target, whitelist, | |
3551 | strlen(whitelist))) { | |
3552 | /* Absolute path specified, but not in ovs_rundir */ | |
329e3462 PR |
3553 | VLOG_ERR_RL(&rl, "bridge %s: Not connecting to socket " |
3554 | "controller \"%s\" due to possibility for " | |
3555 | "remote exploit. Instead, specify socket " | |
3556 | "in whitelisted \"%s\" or connect to " | |
3557 | "\"unix:%s/%s.mgmt\" (which is always " | |
3558 | "available without special configuration).", | |
3559 | br->name, c->target, whitelist, | |
cb4ef1ea | 3560 | ovs_rundir(), br->name); |
329e3462 PR |
3561 | free(whitelist); |
3562 | continue; | |
3563 | } | |
3564 | } else { | |
14dd55a3 | 3565 | whitelist = xasprintf("punix:%s/%s.", |
329e3462 | 3566 | ovs_rundir(), br->name); |
14dd55a3 AW |
3567 | if (!equal_pathnames(c->target, whitelist, strlen(whitelist)) |
3568 | || strchr(c->target + strlen(whitelist), '/')) { | |
329e3462 PR |
3569 | /* Prevent remote ovsdb-server users from accessing |
3570 | * arbitrary Unix domain sockets and overwriting arbitrary | |
3571 | * local files. */ | |
3572 | VLOG_ERR_RL(&rl, "bridge %s: Not adding Unix domain socket " | |
3573 | "controller \"%s\" due to possibility of " | |
3574 | "overwriting local files. Instead, specify " | |
14dd55a3 AW |
3575 | "path in whitelisted format \"%s*\" or " |
3576 | "connect to \"unix:%s/%s.mgmt\" (which is " | |
3577 | "always available without special " | |
3578 | "configuration).", | |
329e3462 PR |
3579 | br->name, c->target, whitelist, |
3580 | ovs_rundir(), br->name); | |
3581 | free(whitelist); | |
3582 | continue; | |
3583 | } | |
cb4ef1ea | 3584 | } |
4d6fb5eb | 3585 | |
cb4ef1ea | 3586 | free(whitelist); |
4d6fb5eb EJ |
3587 | } |
3588 | ||
7d674866 | 3589 | bridge_configure_local_iface_netdev(br, c); |
8731b2b6 JP |
3590 | bridge_ofproto_controller_from_ovsrec(c, &ocs[n_ocs]); |
3591 | if (disable_in_band) { | |
3592 | ocs[n_ocs].band = OFPROTO_OUT_OF_BAND; | |
f620b43a | 3593 | } |
8731b2b6 | 3594 | n_ocs++; |
be02e7c3 | 3595 | } |
be02e7c3 | 3596 | |
7beaa082 SH |
3597 | ofproto_set_controllers(br->ofproto, ocs, n_ocs, |
3598 | bridge_get_allowed_versions(br)); | |
7d674866 BP |
3599 | free(ocs[0].target); /* From bridge_ofproto_controller_for_mgmt(). */ |
3600 | free(ocs); | |
66da9bef BP |
3601 | |
3602 | /* Set the fail-mode. */ | |
3603 | fail_mode = !br->cfg->fail_mode | |
3604 | || !strcmp(br->cfg->fail_mode, "standalone") | |
3605 | ? OFPROTO_FAIL_STANDALONE | |
3606 | : OFPROTO_FAIL_SECURE; | |
3607 | ofproto_set_fail_mode(br->ofproto, fail_mode); | |
3608 | ||
3609 | /* Configure OpenFlow controller connection snooping. */ | |
3610 | if (!ofproto_has_snoops(br->ofproto)) { | |
3611 | struct sset snoops; | |
5827ce14 | 3612 | |
66da9bef BP |
3613 | sset_init(&snoops); |
3614 | sset_add_and_free(&snoops, xasprintf("punix:%s/%s.snoop", | |
3615 | ovs_rundir(), br->name)); | |
3616 | ofproto_set_snoops(br->ofproto, &snoops); | |
3617 | sset_destroy(&snoops); | |
064af421 BP |
3618 | } |
3619 | } | |
254750ce BP |
3620 | |
3621 | static void | |
3622 | bridge_configure_tables(struct bridge *br) | |
3623 | { | |
3624 | static struct vlog_rate_limit rl = VLOG_RATE_LIMIT_INIT(1, 5); | |
3625 | int n_tables; | |
13751fd8 | 3626 | int i, j, k; |
254750ce BP |
3627 | |
3628 | n_tables = ofproto_get_n_tables(br->ofproto); | |
3629 | j = 0; | |
3630 | for (i = 0; i < n_tables; i++) { | |
3631 | struct ofproto_table_settings s; | |
480cda3a | 3632 | bool use_default_prefixes = true; |
254750ce BP |
3633 | |
3634 | s.name = NULL; | |
3635 | s.max_flows = UINT_MAX; | |
3636 | s.groups = NULL; | |
82c22d34 | 3637 | s.enable_eviction = false; |
254750ce | 3638 | s.n_groups = 0; |
13751fd8 JR |
3639 | s.n_prefix_fields = 0; |
3640 | memset(s.prefix_fields, ~0, sizeof(s.prefix_fields)); | |
254750ce BP |
3641 | |
3642 | if (j < br->cfg->n_flow_tables && i == br->cfg->key_flow_tables[j]) { | |
3643 | struct ovsrec_flow_table *cfg = br->cfg->value_flow_tables[j++]; | |
3644 | ||
3645 | s.name = cfg->name; | |
3646 | if (cfg->n_flow_limit && *cfg->flow_limit < UINT_MAX) { | |
3647 | s.max_flows = *cfg->flow_limit; | |
3648 | } | |
254750ce | 3649 | |
82c22d34 BP |
3650 | s.enable_eviction = (cfg->overflow_policy |
3651 | && !strcmp(cfg->overflow_policy, "evict")); | |
3652 | if (cfg->n_groups) { | |
254750ce BP |
3653 | s.groups = xmalloc(cfg->n_groups * sizeof *s.groups); |
3654 | for (k = 0; k < cfg->n_groups; k++) { | |
3655 | const char *string = cfg->groups[k]; | |
3656 | char *msg; | |
3657 | ||
3658 | msg = mf_parse_subfield__(&s.groups[k], &string); | |
3659 | if (msg) { | |
3660 | VLOG_WARN_RL(&rl, "bridge %s table %d: error parsing " | |
3661 | "'groups' (%s)", br->name, i, msg); | |
3662 | free(msg); | |
3663 | } else if (*string) { | |
3664 | VLOG_WARN_RL(&rl, "bridge %s table %d: 'groups' " | |
3665 | "element '%s' contains trailing garbage", | |
3666 | br->name, i, cfg->groups[k]); | |
3667 | } else { | |
3668 | s.n_groups++; | |
3669 | } | |
3670 | } | |
3671 | } | |
82c22d34 | 3672 | |
13751fd8 JR |
3673 | /* Prefix lookup fields. */ |
3674 | s.n_prefix_fields = 0; | |
3675 | for (k = 0; k < cfg->n_prefixes; k++) { | |
3676 | const char *name = cfg->prefixes[k]; | |
f017d986 JR |
3677 | const struct mf_field *mf; |
3678 | ||
3679 | if (strcmp(name, "none") == 0) { | |
480cda3a JR |
3680 | use_default_prefixes = false; |
3681 | s.n_prefix_fields = 0; | |
3682 | break; | |
f017d986 JR |
3683 | } |
3684 | mf = mf_from_name(name); | |
13751fd8 JR |
3685 | if (!mf) { |
3686 | VLOG_WARN("bridge %s: 'prefixes' with unknown field: %s", | |
3687 | br->name, name); | |
3688 | continue; | |
3689 | } | |
3690 | if (mf->flow_be32ofs < 0 || mf->n_bits % 32) { | |
3691 | VLOG_WARN("bridge %s: 'prefixes' with incompatible field: " | |
3692 | "%s", br->name, name); | |
3693 | continue; | |
3694 | } | |
3695 | if (s.n_prefix_fields >= ARRAY_SIZE(s.prefix_fields)) { | |
3696 | VLOG_WARN("bridge %s: 'prefixes' with too many fields, " | |
3697 | "field not used: %s", br->name, name); | |
3698 | continue; | |
3699 | } | |
480cda3a | 3700 | use_default_prefixes = false; |
13751fd8 JR |
3701 | s.prefix_fields[s.n_prefix_fields++] = mf->id; |
3702 | } | |
480cda3a JR |
3703 | } |
3704 | if (use_default_prefixes) { | |
3705 | /* Use default values. */ | |
3706 | s.n_prefix_fields = ARRAY_SIZE(default_prefix_fields); | |
3707 | memcpy(s.prefix_fields, default_prefix_fields, | |
3708 | sizeof default_prefix_fields); | |
3709 | } else { | |
3710 | int k; | |
3711 | struct ds ds = DS_EMPTY_INITIALIZER; | |
3712 | for (k = 0; k < s.n_prefix_fields; k++) { | |
3713 | if (k) { | |
3714 | ds_put_char(&ds, ','); | |
13751fd8 | 3715 | } |
480cda3a JR |
3716 | ds_put_cstr(&ds, mf_from_id(s.prefix_fields[k])->name); |
3717 | } | |
3718 | if (s.n_prefix_fields == 0) { | |
3719 | ds_put_cstr(&ds, "none"); | |
13751fd8 | 3720 | } |
480cda3a JR |
3721 | VLOG_INFO("bridge %s table %d: Prefix lookup with: %s.", |
3722 | br->name, i, ds_cstr(&ds)); | |
3723 | ds_destroy(&ds); | |
254750ce BP |
3724 | } |
3725 | ||
3726 | ofproto_configure_table(br->ofproto, i, &s); | |
3727 | ||
3728 | free(s.groups); | |
3729 | } | |
3730 | for (; j < br->cfg->n_flow_tables; j++) { | |
3731 | VLOG_WARN_RL(&rl, "bridge %s: ignoring configuration for flow table " | |
3732 | "%"PRId64" not supported by this datapath", br->name, | |
3733 | br->cfg->key_flow_tables[j]); | |
3734 | } | |
3735 | } | |
8b6ff729 BP |
3736 | |
3737 | static void | |
3738 | bridge_configure_dp_desc(struct bridge *br) | |
3739 | { | |
3740 | ofproto_set_dp_desc(br->ofproto, | |
3741 | smap_get(&br->cfg->other_config, "dp-desc")); | |
3742 | } | |
99eef98b DF |
3743 | |
3744 | static struct aa_mapping * | |
3745 | bridge_aa_mapping_find(struct bridge *br, const int64_t isid) | |
3746 | { | |
3747 | struct aa_mapping *m; | |
3748 | ||
3749 | HMAP_FOR_EACH_IN_BUCKET (m, | |
3750 | hmap_node, | |
3751 | hash_bytes(&isid, sizeof isid, 0), | |
3752 | &br->mappings) { | |
3753 | if (isid == m->isid) { | |
3754 | return m; | |
3755 | } | |
3756 | } | |
3757 | return NULL; | |
3758 | } | |
3759 | ||
3760 | static struct aa_mapping * | |
3761 | bridge_aa_mapping_create(struct bridge *br, | |
3762 | const int64_t isid, | |
3763 | const int64_t vlan) | |
3764 | { | |
3765 | struct aa_mapping *m; | |
3766 | ||
3767 | m = xzalloc(sizeof *m); | |
3768 | m->bridge = br; | |
3769 | m->isid = isid; | |
3770 | m->vlan = vlan; | |
3771 | m->br_name = xstrdup(br->name); | |
3772 | hmap_insert(&br->mappings, | |
3773 | &m->hmap_node, | |
3774 | hash_bytes(&isid, sizeof isid, 0)); | |
3775 | ||
3776 | return m; | |
3777 | } | |
3778 | ||
3779 | static void | |
3780 | bridge_aa_mapping_destroy(struct aa_mapping *m) | |
3781 | { | |
3782 | if (m) { | |
3783 | struct bridge *br = m->bridge; | |
3784 | ||
3785 | if (br->ofproto) { | |
3786 | ofproto_aa_mapping_unregister(br->ofproto, m); | |
3787 | } | |
3788 | ||
3789 | hmap_remove(&br->mappings, &m->hmap_node); | |
3790 | if (m->br_name) { | |
3791 | free(m->br_name); | |
3792 | } | |
3793 | free(m); | |
3794 | } | |
3795 | } | |
3796 | ||
3797 | static bool | |
3798 | bridge_aa_mapping_configure(struct aa_mapping *m) | |
3799 | { | |
3800 | struct aa_mapping_settings s; | |
3801 | ||
3802 | s.isid = m->isid; | |
3803 | s.vlan = m->vlan; | |
3804 | ||
3805 | /* Configure. */ | |
3806 | ofproto_aa_mapping_register(m->bridge->ofproto, m, &s); | |
3807 | ||
3808 | return true; | |
3809 | } | |
3810 | ||
3811 | static void | |
3812 | bridge_configure_aa(struct bridge *br) | |
3813 | { | |
3814 | const struct ovsdb_datum *mc; | |
3815 | struct ovsrec_autoattach *auto_attach = br->cfg->auto_attach; | |
3816 | struct aa_settings aa_s; | |
3817 | struct aa_mapping *m, *next; | |
3818 | size_t i; | |
3819 | ||
3820 | if (!auto_attach) { | |
3821 | ofproto_set_aa(br->ofproto, NULL, NULL); | |
3822 | return; | |
3823 | } | |
3824 | ||
3825 | memset(&aa_s, 0, sizeof aa_s); | |
3826 | aa_s.system_description = auto_attach->system_description; | |
3827 | aa_s.system_name = auto_attach->system_name; | |
3828 | ofproto_set_aa(br->ofproto, NULL, &aa_s); | |
3829 | ||
3830 | mc = ovsrec_autoattach_get_mappings(auto_attach, | |
3831 | OVSDB_TYPE_INTEGER, | |
3832 | OVSDB_TYPE_INTEGER); | |
3833 | HMAP_FOR_EACH_SAFE (m, next, hmap_node, &br->mappings) { | |
3834 | union ovsdb_atom atom; | |
3835 | ||
3836 | atom.integer = m->isid; | |
3837 | if (ovsdb_datum_find_key(mc, &atom, OVSDB_TYPE_UUID) == UINT_MAX) { | |
72c642e5 BP |
3838 | VLOG_INFO("Deleting isid=%"PRIu32", vlan=%"PRIu16, |
3839 | m->isid, m->vlan); | |
99eef98b DF |
3840 | bridge_aa_mapping_destroy(m); |
3841 | } | |
3842 | } | |
3843 | ||
3844 | /* Add new mappings and reconfigure existing ones. */ | |
3845 | for (i = 0; i < auto_attach->n_mappings; ++i) { | |
3846 | struct aa_mapping *m = | |
3847 | bridge_aa_mapping_find(br, auto_attach->key_mappings[i]); | |
3848 | ||
3849 | if (!m) { | |
3850 | VLOG_INFO("Adding isid=%"PRId64", vlan=%"PRId64, | |
3851 | auto_attach->key_mappings[i], | |
3852 | auto_attach->value_mappings[i]); | |
3853 | m = bridge_aa_mapping_create(br, | |
3854 | auto_attach->key_mappings[i], | |
3855 | auto_attach->value_mappings[i]); | |
3856 | ||
3857 | if (!bridge_aa_mapping_configure(m)) { | |
3858 | bridge_aa_mapping_destroy(m); | |
3859 | } | |
3860 | } | |
3861 | } | |
3862 | } | |
3863 | ||
3864 | static bool | |
3865 | bridge_aa_need_refresh(struct bridge *br) | |
3866 | { | |
3867 | return ofproto_aa_vlan_get_queue_size(br->ofproto) > 0; | |
3868 | } | |
3869 | ||
3870 | static void | |
3871 | bridge_aa_update_trunks(struct port *port, struct bridge_aa_vlan *m) | |
3872 | { | |
3873 | int64_t *trunks = NULL; | |
3874 | unsigned int i = 0; | |
3875 | bool found = false, reconfigure = false; | |
3876 | ||
3877 | for (i = 0; i < port->cfg->n_trunks; i++) { | |
3878 | if (port->cfg->trunks[i] == m->vlan) { | |
3879 | found = true; | |
3880 | break; | |
3881 | } | |
3882 | } | |
3883 | ||
3884 | switch (m->oper) { | |
3885 | case BRIDGE_AA_VLAN_OPER_ADD: | |
3886 | if (!found) { | |
3887 | trunks = xmalloc(sizeof *trunks * (port->cfg->n_trunks + 1)); | |
3888 | ||
3889 | for (i = 0; i < port->cfg->n_trunks; i++) { | |
3890 | trunks[i] = port->cfg->trunks[i]; | |
3891 | } | |
3892 | trunks[i++] = m->vlan; | |
3893 | reconfigure = true; | |
3894 | } | |
3895 | ||
3896 | break; | |
3897 | ||
3898 | case BRIDGE_AA_VLAN_OPER_REMOVE: | |
3899 | if (found) { | |
3900 | unsigned int j = 0; | |
3901 | ||
3902 | trunks = xmalloc(sizeof *trunks * (port->cfg->n_trunks - 1)); | |
3903 | ||
3904 | for (i = 0; i < port->cfg->n_trunks; i++) { | |
3905 | if (port->cfg->trunks[i] != m->vlan) { | |
3906 | trunks[j++] = port->cfg->trunks[i]; | |
3907 | } | |
3908 | } | |
3909 | i = j; | |
3910 | reconfigure = true; | |
3911 | } | |
3912 | ||
3913 | break; | |
3914 | ||
3915 | case BRIDGE_AA_VLAN_OPER_UNDEF: | |
3916 | default: | |
3917 | VLOG_WARN("unrecognized operation %u", m->oper); | |
3918 | break; | |
3919 | } | |
3920 | ||
3921 | if (reconfigure) { | |
3922 | /* VLAN switching under trunk mode cause the trunk port to switch all | |
3923 | * VLANs, see ovs-vswitchd.conf.db | |
3924 | */ | |
3925 | if (i == 0) { | |
3926 | static char *vlan_mode_access = "access"; | |
3927 | ovsrec_port_set_vlan_mode(port->cfg, vlan_mode_access); | |
3928 | } | |
3929 | ||
3930 | if (i == 1) { | |
3931 | static char *vlan_mode_trunk = "trunk"; | |
3932 | ovsrec_port_set_vlan_mode(port->cfg, vlan_mode_trunk); | |
3933 | } | |
3934 | ||
3935 | ovsrec_port_set_trunks(port->cfg, trunks, i); | |
3936 | ||
3937 | /* Force reconfigure of the port. */ | |
3938 | port_configure(port); | |
3939 | } | |
3940 | } | |
3941 | ||
3942 | static void | |
3943 | bridge_aa_refresh_queued(struct bridge *br) | |
3944 | { | |
3945 | struct ovs_list *list = xmalloc(sizeof *list); | |
494356bf | 3946 | struct bridge_aa_vlan *node, *next; |
99eef98b DF |
3947 | |
3948 | list_init(list); | |
3949 | ofproto_aa_vlan_get_queued(br->ofproto, list); | |
3950 | ||
494356bf | 3951 | LIST_FOR_EACH_SAFE (node, next, list_node, list) { |
99eef98b DF |
3952 | struct port *port; |
3953 | ||
3954 | VLOG_INFO("ifname=%s, vlan=%u, oper=%u", node->port_name, node->vlan, | |
3955 | node->oper); | |
3956 | ||
3957 | port = port_lookup(br, node->port_name); | |
3958 | if (port) { | |
3959 | bridge_aa_update_trunks(port, node); | |
3960 | } | |
3961 | ||
3962 | list_remove(&node->list_node); | |
3963 | free(node->port_name); | |
3964 | free(node); | |
3965 | } | |
3966 | ||
3967 | free(list); | |
3968 | } | |
3969 | ||
064af421 | 3970 | \f |
fa066f01 | 3971 | /* Port functions. */ |
064af421 | 3972 | |
f620b43a | 3973 | static struct port * |
fa066f01 | 3974 | port_create(struct bridge *br, const struct ovsrec_port *cfg) |
064af421 | 3975 | { |
f620b43a BP |
3976 | struct port *port; |
3977 | ||
3978 | port = xzalloc(sizeof *port); | |
3979 | port->bridge = br; | |
fa066f01 BP |
3980 | port->name = xstrdup(cfg->name); |
3981 | port->cfg = cfg; | |
f620b43a BP |
3982 | list_init(&port->ifaces); |
3983 | ||
3984 | hmap_insert(&br->ports, &port->hmap_node, hash_string(port->name, 0)); | |
f620b43a | 3985 | return port; |
064af421 BP |
3986 | } |
3987 | ||
fa066f01 | 3988 | /* Deletes interfaces from 'port' that are no longer configured for it. */ |
064af421 | 3989 | static void |
fa066f01 | 3990 | port_del_ifaces(struct port *port) |
064af421 | 3991 | { |
f620b43a BP |
3992 | struct iface *iface, *next; |
3993 | struct sset new_ifaces; | |
3994 | size_t i; | |
064af421 | 3995 | |
f620b43a BP |
3996 | /* Collect list of new interfaces. */ |
3997 | sset_init(&new_ifaces); | |
fa066f01 BP |
3998 | for (i = 0; i < port->cfg->n_interfaces; i++) { |
3999 | const char *name = port->cfg->interfaces[i]->name; | |
93f331d3 | 4000 | const char *type = port->cfg->interfaces[i]->type; |
00794817 BP |
4001 | if (strcmp(type, "null")) { |
4002 | sset_add(&new_ifaces, name); | |
4003 | } | |
f620b43a | 4004 | } |
064af421 | 4005 | |
f620b43a BP |
4006 | /* Get rid of deleted interfaces. */ |
4007 | LIST_FOR_EACH_SAFE (iface, next, port_elem, &port->ifaces) { | |
4008 | if (!sset_contains(&new_ifaces, iface->name)) { | |
4009 | iface_destroy(iface); | |
064af421 | 4010 | } |
064af421 | 4011 | } |
f620b43a BP |
4012 | |
4013 | sset_destroy(&new_ifaces); | |
064af421 BP |
4014 | } |
4015 | ||
064af421 BP |
4016 | static void |
4017 | port_destroy(struct port *port) | |
4018 | { | |
4019 | if (port) { | |
4020 | struct bridge *br = port->bridge; | |
83db7968 | 4021 | struct iface *iface, *next; |
064af421 | 4022 | |
fa066f01 BP |
4023 | if (br->ofproto) { |
4024 | ofproto_bundle_unregister(br->ofproto, port); | |
064af421 BP |
4025 | } |
4026 | ||
83db7968 | 4027 | LIST_FOR_EACH_SAFE (iface, next, port_elem, &port->ifaces) { |
2a73b1d7 | 4028 | iface_destroy__(iface); |
064af421 BP |
4029 | } |
4030 | ||
8052fb14 | 4031 | hmap_remove(&br->ports, &port->hmap_node); |
064af421 BP |
4032 | free(port->name); |
4033 | free(port); | |
064af421 BP |
4034 | } |
4035 | } | |
4036 | ||
064af421 BP |
4037 | static struct port * |
4038 | port_lookup(const struct bridge *br, const char *name) | |
4039 | { | |
8052fb14 BP |
4040 | struct port *port; |
4041 | ||
4042 | HMAP_FOR_EACH_WITH_HASH (port, hmap_node, hash_string(name, 0), | |
4043 | &br->ports) { | |
4044 | if (!strcmp(port->name, name)) { | |
4045 | return port; | |
4046 | } | |
4047 | } | |
4048 | return NULL; | |
064af421 BP |
4049 | } |
4050 | ||
7a673515 BP |
4051 | static bool |
4052 | enable_lacp(struct port *port, bool *activep) | |
4053 | { | |
4054 | if (!port->cfg->lacp) { | |
4055 | /* XXX when LACP implementation has been sufficiently tested, enable by | |
4056 | * default and make active on bonded ports. */ | |
4057 | return false; | |
4058 | } else if (!strcmp(port->cfg->lacp, "off")) { | |
4059 | return false; | |
4060 | } else if (!strcmp(port->cfg->lacp, "active")) { | |
4061 | *activep = true; | |
4062 | return true; | |
4063 | } else if (!strcmp(port->cfg->lacp, "passive")) { | |
4064 | *activep = false; | |
4065 | return true; | |
4066 | } else { | |
4067 | VLOG_WARN("port %s: unknown LACP mode %s", | |
4068 | port->name, port->cfg->lacp); | |
4069 | return false; | |
4070 | } | |
4071 | } | |
4072 | ||
fa066f01 BP |
4073 | static struct lacp_settings * |
4074 | port_configure_lacp(struct port *port, struct lacp_settings *s) | |
5827ce14 | 4075 | { |
e567943d | 4076 | const char *lacp_time, *system_id; |
b5a25389 | 4077 | int priority; |
5827ce14 | 4078 | |
fa066f01 BP |
4079 | if (!enable_lacp(port, &s->active)) { |
4080 | return NULL; | |
abd4a95d EJ |
4081 | } |
4082 | ||
fa066f01 | 4083 | s->name = port->name; |
e567943d | 4084 | |
a699f614 | 4085 | system_id = smap_get(&port->cfg->other_config, "lacp-system-id"); |
a9bf011b | 4086 | if (system_id) { |
c2c28dfd BP |
4087 | if (!ovs_scan(system_id, ETH_ADDR_SCAN_FMT, |
4088 | ETH_ADDR_SCAN_ARGS(s->id))) { | |
a9bf011b EJ |
4089 | VLOG_WARN("port %s: LACP system ID (%s) must be an Ethernet" |
4090 | " address.", port->name, system_id); | |
4091 | return NULL; | |
4092 | } | |
4093 | } else { | |
74ff3298 | 4094 | s->id = port->bridge->ea; |
e567943d | 4095 | } |
b5a25389 | 4096 | |
69fdadb1 EJ |
4097 | if (eth_addr_is_zero(s->id)) { |
4098 | VLOG_WARN("port %s: Invalid zero LACP system ID.", port->name); | |
4099 | return NULL; | |
4100 | } | |
4101 | ||
b5a25389 | 4102 | /* Prefer bondable links if unspecified. */ |
a699f614 EJ |
4103 | priority = smap_get_int(&port->cfg->other_config, "lacp-system-priority", |
4104 | 0); | |
fa066f01 BP |
4105 | s->priority = (priority > 0 && priority <= UINT16_MAX |
4106 | ? priority | |
4107 | : UINT16_MAX - !list_is_short(&port->ifaces)); | |
b5a25389 | 4108 | |
a699f614 EJ |
4109 | lacp_time = smap_get(&port->cfg->other_config, "lacp-time"); |
4110 | s->fast = lacp_time && !strcasecmp(lacp_time, "fast"); | |
9dd165e0 RK |
4111 | |
4112 | s->fallback_ab_cfg = smap_get_bool(&port->cfg->other_config, | |
4113 | "lacp-fallback-ab", false); | |
4114 | ||
fa066f01 BP |
4115 | return s; |
4116 | } | |
5827ce14 | 4117 | |
fa066f01 BP |
4118 | static void |
4119 | iface_configure_lacp(struct iface *iface, struct lacp_slave_settings *s) | |
4120 | { | |
00794817 | 4121 | int priority, portid, key; |
5827ce14 | 4122 | |
a699f614 EJ |
4123 | portid = smap_get_int(&iface->cfg->other_config, "lacp-port-id", 0); |
4124 | priority = smap_get_int(&iface->cfg->other_config, "lacp-port-priority", | |
4125 | 0); | |
4126 | key = smap_get_int(&iface->cfg->other_config, "lacp-aggregation-key", 0); | |
fa066f01 BP |
4127 | |
4128 | if (portid <= 0 || portid > UINT16_MAX) { | |
4e022ec0 | 4129 | portid = ofp_to_u16(iface->ofp_port); |
5827ce14 EJ |
4130 | } |
4131 | ||
fa066f01 BP |
4132 | if (priority <= 0 || priority > UINT16_MAX) { |
4133 | priority = UINT16_MAX; | |
4134 | } | |
5827ce14 | 4135 | |
00794817 BP |
4136 | if (key < 0 || key > UINT16_MAX) { |
4137 | key = 0; | |
5827ce14 | 4138 | } |
00794817 | 4139 | |
fa066f01 | 4140 | s->name = iface->name; |
fa066f01 BP |
4141 | s->id = portid; |
4142 | s->priority = priority; | |
00794817 | 4143 | s->key = key; |
bb5bc6c0 BP |
4144 | } |
4145 | ||
c25c91fd | 4146 | static void |
df53d41c | 4147 | port_configure_bond(struct port *port, struct bond_settings *s) |
c25c91fd | 4148 | { |
f620b43a | 4149 | const char *detect_s; |
7a673515 | 4150 | struct iface *iface; |
3e5aeeb5 | 4151 | const char *mac_s; |
1670c579 | 4152 | int miimon_interval; |
c25c91fd | 4153 | |
fa066f01 | 4154 | s->name = port->name; |
4df08875 | 4155 | s->balance = BM_AB; |
4c57c3bc EJ |
4156 | if (port->cfg->bond_mode) { |
4157 | if (!bond_mode_from_string(&s->balance, port->cfg->bond_mode)) { | |
4158 | VLOG_WARN("port %s: unknown bond_mode %s, defaulting to %s", | |
4159 | port->name, port->cfg->bond_mode, | |
4160 | bond_mode_to_string(s->balance)); | |
4161 | } | |
4162 | } else { | |
4163 | static struct vlog_rate_limit rl = VLOG_RATE_LIMIT_INIT(1, 1); | |
4164 | ||
4df08875 EJ |
4165 | /* XXX: Post version 1.5.*, the default bond_mode changed from SLB to |
4166 | * active-backup. At some point we should remove this warning. */ | |
4c57c3bc | 4167 | VLOG_WARN_RL(&rl, "port %s: Using the default bond_mode %s. Note that" |
4df08875 EJ |
4168 | " in previous versions, the default bond_mode was" |
4169 | " balance-slb", port->name, | |
4c57c3bc | 4170 | bond_mode_to_string(s->balance)); |
f620b43a | 4171 | } |
6c2d2a9f BP |
4172 | if (s->balance == BM_SLB && port->bridge->cfg->n_flood_vlans) { |
4173 | VLOG_WARN("port %s: SLB bonds are incompatible with flood_vlans, " | |
4174 | "please use another bond type or disable flood_vlans", | |
4175 | port->name); | |
4176 | } | |
bb5bc6c0 | 4177 | |
a699f614 EJ |
4178 | miimon_interval = smap_get_int(&port->cfg->other_config, |
4179 | "bond-miimon-interval", 0); | |
1670c579 EJ |
4180 | if (miimon_interval <= 0) { |
4181 | miimon_interval = 200; | |
f620b43a BP |
4182 | } |
4183 | ||
a699f614 EJ |
4184 | detect_s = smap_get(&port->cfg->other_config, "bond-detect-mode"); |
4185 | if (!detect_s || !strcmp(detect_s, "carrier")) { | |
1670c579 EJ |
4186 | miimon_interval = 0; |
4187 | } else if (strcmp(detect_s, "miimon")) { | |
4188 | VLOG_WARN("port %s: unsupported bond-detect-mode %s, " | |
4189 | "defaulting to carrier", port->name, detect_s); | |
4190 | miimon_interval = 0; | |
f620b43a BP |
4191 | } |
4192 | ||
fa066f01 BP |
4193 | s->up_delay = MAX(0, port->cfg->bond_updelay); |
4194 | s->down_delay = MAX(0, port->cfg->bond_downdelay); | |
a699f614 EJ |
4195 | s->basis = smap_get_int(&port->cfg->other_config, "bond-hash-basis", 0); |
4196 | s->rebalance_interval = smap_get_int(&port->cfg->other_config, | |
4197 | "bond-rebalance-interval", 10000); | |
bc1b010c | 4198 | if (s->rebalance_interval && s->rebalance_interval < 1000) { |
fa066f01 | 4199 | s->rebalance_interval = 1000; |
f620b43a BP |
4200 | } |
4201 | ||
9dd165e0 RK |
4202 | s->lacp_fallback_ab_cfg = smap_get_bool(&port->cfg->other_config, |
4203 | "lacp-fallback-ab", false); | |
4204 | ||
7a673515 | 4205 | LIST_FOR_EACH (iface, port_elem, &port->ifaces) { |
1670c579 | 4206 | netdev_set_miimon_interval(iface->netdev, miimon_interval); |
064af421 | 4207 | } |
3e5aeeb5 AZ |
4208 | |
4209 | mac_s = port->cfg->bond_active_slave; | |
4210 | if (!mac_s || !ovs_scan(mac_s, ETH_ADDR_SCAN_FMT, | |
4211 | ETH_ADDR_SCAN_ARGS(s->active_slave_mac))) { | |
4212 | /* OVSDB did not store the last active interface */ | |
74ff3298 | 4213 | s->active_slave_mac = eth_addr_zero; |
3e5aeeb5 | 4214 | } |
064af421 | 4215 | } |
06b592bc EJ |
4216 | |
4217 | /* Returns true if 'port' is synthetic, that is, if we constructed it locally | |
4218 | * instead of obtaining it from the database. */ | |
4219 | static bool | |
4220 | port_is_synthetic(const struct port *port) | |
4221 | { | |
4222 | return ovsdb_idl_row_is_synthetic(&port->cfg->header_); | |
4223 | } | |
064af421 BP |
4224 | \f |
4225 | /* Interface functions. */ | |
4226 | ||
05ba03e0 JP |
4227 | static bool |
4228 | iface_is_internal(const struct ovsrec_interface *iface, | |
4229 | const struct ovsrec_bridge *br) | |
4230 | { | |
4231 | /* The local port and "internal" ports are always "internal". */ | |
4232 | return !strcmp(iface->type, "internal") || !strcmp(iface->name, br->name); | |
4233 | } | |
4234 | ||
b54441b3 BP |
4235 | /* Returns the correct network device type for interface 'iface' in bridge |
4236 | * 'br'. */ | |
4237 | static const char * | |
4238 | iface_get_type(const struct ovsrec_interface *iface, | |
4239 | const struct ovsrec_bridge *br) | |
4240 | { | |
b4f4b737 JP |
4241 | const char *type; |
4242 | ||
4243 | /* The local port always has type "internal". Other ports take | |
4244 | * their type from the database and default to "system" if none is | |
4245 | * specified. */ | |
05ba03e0 | 4246 | if (iface_is_internal(iface, br)) { |
b4f4b737 | 4247 | type = "internal"; |
acf60855 | 4248 | } else { |
b4f4b737 | 4249 | type = iface->type[0] ? iface->type : "system"; |
acf60855 | 4250 | } |
b4f4b737 JP |
4251 | |
4252 | return ofproto_port_open_type(br->datapath_type, type); | |
064af421 BP |
4253 | } |
4254 | ||
4255 | static void | |
2a73b1d7 | 4256 | iface_destroy__(struct iface *iface) |
064af421 BP |
4257 | { |
4258 | if (iface) { | |
4259 | struct port *port = iface->port; | |
4260 | struct bridge *br = port->bridge; | |
c17f0d5e | 4261 | |
c60c33fb | 4262 | if (br->ofproto && iface->ofp_port != OFPP_NONE) { |
892815f5 | 4263 | ofproto_port_unregister(br->ofproto, iface->ofp_port); |
5827ce14 EJ |
4264 | } |
4265 | ||
c60c33fb | 4266 | if (iface->ofp_port != OFPP_NONE) { |
892815f5 | 4267 | hmap_remove(&br->ifaces, &iface->ofp_port_node); |
064af421 BP |
4268 | } |
4269 | ||
83db7968 | 4270 | list_remove(&iface->port_elem); |
ebea37cc | 4271 | hmap_remove(&br->iface_by_name, &iface->name_node); |
064af421 | 4272 | |
fe83f81d RW |
4273 | /* The user is changing configuration here, so netdev_remove needs to be |
4274 | * used as opposed to netdev_close */ | |
4275 | netdev_remove(iface->netdev); | |
064af421 | 4276 | |
a740f0de JG |
4277 | free(iface->name); |
4278 | free(iface); | |
064af421 BP |
4279 | } |
4280 | } | |
4281 | ||
2a73b1d7 BP |
4282 | static void |
4283 | iface_destroy(struct iface *iface) | |
4284 | { | |
4285 | if (iface) { | |
4286 | struct port *port = iface->port; | |
4287 | ||
4288 | iface_destroy__(iface); | |
4289 | if (list_is_empty(&port->ifaces)) { | |
4290 | port_destroy(port); | |
4291 | } | |
4292 | } | |
4293 | } | |
4294 | ||
064af421 BP |
4295 | static struct iface * |
4296 | iface_lookup(const struct bridge *br, const char *name) | |
4297 | { | |
ebea37cc BP |
4298 | struct iface *iface; |
4299 | ||
4300 | HMAP_FOR_EACH_WITH_HASH (iface, name_node, hash_string(name, 0), | |
4301 | &br->iface_by_name) { | |
4302 | if (!strcmp(iface->name, name)) { | |
4303 | return iface; | |
4304 | } | |
4305 | } | |
4306 | ||
4307 | return NULL; | |
064af421 BP |
4308 | } |
4309 | ||
e8fe3026 EJ |
4310 | static struct iface * |
4311 | iface_find(const char *name) | |
4312 | { | |
4313 | const struct bridge *br; | |
4314 | ||
764072fd | 4315 | HMAP_FOR_EACH (br, node, &all_bridges) { |
e8fe3026 EJ |
4316 | struct iface *iface = iface_lookup(br, name); |
4317 | ||
4318 | if (iface) { | |
4319 | return iface; | |
4320 | } | |
4321 | } | |
4322 | return NULL; | |
4323 | } | |
4324 | ||
064af421 | 4325 | static struct iface * |
4e022ec0 | 4326 | iface_from_ofp_port(const struct bridge *br, ofp_port_t ofp_port) |
064af421 | 4327 | { |
d9a8717a BP |
4328 | struct iface *iface; |
4329 | ||
f9c0c3ec | 4330 | HMAP_FOR_EACH_IN_BUCKET (iface, ofp_port_node, hash_ofp_port(ofp_port), |
4e022ec0 | 4331 | &br->ifaces) { |
892815f5 | 4332 | if (iface->ofp_port == ofp_port) { |
d9a8717a BP |
4333 | return iface; |
4334 | } | |
4335 | } | |
4336 | return NULL; | |
064af421 | 4337 | } |
557d8e6c | 4338 | |
52df17e7 BP |
4339 | /* Set Ethernet address of 'iface', if one is specified in the configuration |
4340 | * file. */ | |
4341 | static void | |
21a955fc | 4342 | iface_set_mac(const struct bridge *br, const struct port *port, struct iface *iface) |
52df17e7 | 4343 | { |
74ff3298 | 4344 | struct eth_addr ea, *mac = NULL; |
21a955fc | 4345 | struct iface *hw_addr_iface; |
52df17e7 | 4346 | |
ddd43de9 HS |
4347 | if (strcmp(iface->type, "internal")) { |
4348 | return; | |
4349 | } | |
4350 | ||
74ff3298 JR |
4351 | if (iface->cfg->mac && eth_addr_from_string(iface->cfg->mac, &ea)) { |
4352 | mac = &ea; | |
21a955fc HS |
4353 | } else if (port->cfg->fake_bridge) { |
4354 | /* Fake bridge and no MAC set in the configuration. Pick a local one. */ | |
74ff3298 JR |
4355 | find_local_hw_addr(br, &ea, port, &hw_addr_iface); |
4356 | mac = &ea; | |
ddd43de9 HS |
4357 | } |
4358 | ||
4359 | if (mac) { | |
892815f5 | 4360 | if (iface->ofp_port == OFPP_LOCAL) { |
ede2fd6d BP |
4361 | VLOG_ERR("interface %s: ignoring mac in Interface record " |
4362 | "(use Bridge record to set local port's mac)", | |
4363 | iface->name); | |
74ff3298 | 4364 | } else if (eth_addr_is_multicast(*mac)) { |
52df17e7 BP |
4365 | VLOG_ERR("interface %s: cannot set MAC to multicast address", |
4366 | iface->name); | |
52df17e7 | 4367 | } else { |
74ff3298 | 4368 | int error = netdev_set_etheraddr(iface->netdev, *mac); |
52df17e7 BP |
4369 | if (error) { |
4370 | VLOG_ERR("interface %s: setting MAC failed (%s)", | |
10a89ef0 | 4371 | iface->name, ovs_strerror(error)); |
52df17e7 BP |
4372 | } |
4373 | } | |
4374 | } | |
4375 | } | |
c1c9c9c4 | 4376 | |
bcd49a45 BP |
4377 | /* Sets the ofport column of 'if_cfg' to 'ofport'. */ |
4378 | static void | |
4e022ec0 | 4379 | iface_set_ofport(const struct ovsrec_interface *if_cfg, ofp_port_t ofport) |
bcd49a45 | 4380 | { |
cfea354b | 4381 | if (if_cfg && !ovsdb_idl_row_is_synthetic(&if_cfg->header_)) { |
820b35a3 BP |
4382 | int64_t port = ofport == OFPP_NONE ? -1 : ofp_to_u16(ofport); |
4383 | ovsrec_interface_set_ofport(if_cfg, &port, 1); | |
bcd49a45 BP |
4384 | } |
4385 | } | |
4386 | ||
3fc5a86a BP |
4387 | /* Clears all of the fields in 'if_cfg' that indicate interface status, and |
4388 | * sets the "ofport" field to -1. | |
4389 | * | |
4390 | * This is appropriate when 'if_cfg''s interface cannot be created or is | |
4391 | * otherwise invalid. */ | |
4392 | static void | |
bbe6109d | 4393 | iface_clear_db_record(const struct ovsrec_interface *if_cfg, char *errp) |
3fc5a86a BP |
4394 | { |
4395 | if (!ovsdb_idl_row_is_synthetic(&if_cfg->header_)) { | |
59804c80 | 4396 | iface_set_ofport(if_cfg, OFPP_NONE); |
bbe6109d | 4397 | ovsrec_interface_set_error(if_cfg, errp); |
a699f614 | 4398 | ovsrec_interface_set_status(if_cfg, NULL); |
3fc5a86a BP |
4399 | ovsrec_interface_set_admin_state(if_cfg, NULL); |
4400 | ovsrec_interface_set_duplex(if_cfg, NULL); | |
4401 | ovsrec_interface_set_link_speed(if_cfg, NULL, 0); | |
4402 | ovsrec_interface_set_link_state(if_cfg, NULL); | |
df867eda | 4403 | ovsrec_interface_set_mac_in_use(if_cfg, NULL); |
3fc5a86a BP |
4404 | ovsrec_interface_set_mtu(if_cfg, NULL, 0); |
4405 | ovsrec_interface_set_cfm_fault(if_cfg, NULL, 0); | |
b9380396 | 4406 | ovsrec_interface_set_cfm_fault_status(if_cfg, NULL, 0); |
3fc5a86a BP |
4407 | ovsrec_interface_set_cfm_remote_mpids(if_cfg, NULL, 0); |
4408 | ovsrec_interface_set_lacp_current(if_cfg, NULL, 0); | |
4409 | ovsrec_interface_set_statistics(if_cfg, NULL, NULL, 0); | |
ea401d9a | 4410 | ovsrec_interface_set_ifindex(if_cfg, NULL, 0); |
3fc5a86a BP |
4411 | } |
4412 | } | |
4413 | ||
c1c9c9c4 | 4414 | static bool |
44fca7f9 | 4415 | queue_ids_include(const struct ovsdb_datum *queues, int64_t target) |
c1c9c9c4 | 4416 | { |
44fca7f9 | 4417 | union ovsdb_atom atom; |
c1c9c9c4 | 4418 | |
44fca7f9 BP |
4419 | atom.integer = target; |
4420 | return ovsdb_datum_find_key(queues, &atom, OVSDB_TYPE_INTEGER) != UINT_MAX; | |
c1c9c9c4 BP |
4421 | } |
4422 | ||
c1c9c9c4 | 4423 | static void |
66da9bef | 4424 | iface_configure_qos(struct iface *iface, const struct ovsrec_qos *qos) |
c1c9c9c4 | 4425 | { |
8b36f51e EJ |
4426 | struct ofpbuf queues_buf; |
4427 | ||
4428 | ofpbuf_init(&queues_buf, 0); | |
4429 | ||
677d9158 | 4430 | if (!qos || qos->type[0] == '\0') { |
c1c9c9c4 BP |
4431 | netdev_set_qos(iface->netdev, NULL, NULL); |
4432 | } else { | |
89454bf4 BP |
4433 | const struct ovsdb_datum *queues; |
4434 | struct netdev_queue_dump dump; | |
4435 | unsigned int queue_id; | |
4436 | struct smap details; | |
6a6e60bd | 4437 | bool queue_zero; |
c1c9c9c4 BP |
4438 | size_t i; |
4439 | ||
4440 | /* Configure top-level Qos for 'iface'. */ | |
a699f614 | 4441 | netdev_set_qos(iface->netdev, qos->type, &qos->other_config); |
c1c9c9c4 BP |
4442 | |
4443 | /* Deconfigure queues that were deleted. */ | |
89454bf4 BP |
4444 | queues = ovsrec_qos_get_queues(qos, OVSDB_TYPE_INTEGER, |
4445 | OVSDB_TYPE_UUID); | |
4446 | smap_init(&details); | |
4447 | NETDEV_QUEUE_FOR_EACH (&queue_id, &details, &dump, iface->netdev) { | |
4448 | if (!queue_ids_include(queues, queue_id)) { | |
4449 | netdev_delete_queue(iface->netdev, queue_id); | |
4450 | } | |
4451 | } | |
4452 | smap_destroy(&details); | |
c1c9c9c4 BP |
4453 | |
4454 | /* Configure queues for 'iface'. */ | |
6a6e60bd | 4455 | queue_zero = false; |
c1c9c9c4 BP |
4456 | for (i = 0; i < qos->n_queues; i++) { |
4457 | const struct ovsrec_queue *queue = qos->value_queues[i]; | |
4458 | unsigned int queue_id = qos->key_queues[i]; | |
4459 | ||
6a6e60bd BP |
4460 | if (queue_id == 0) { |
4461 | queue_zero = true; | |
4462 | } | |
4463 | ||
8b36f51e EJ |
4464 | if (queue->n_dscp == 1) { |
4465 | struct ofproto_port_queue *port_queue; | |
4466 | ||
4467 | port_queue = ofpbuf_put_uninit(&queues_buf, | |
4468 | sizeof *port_queue); | |
4469 | port_queue->queue = queue_id; | |
4470 | port_queue->dscp = queue->dscp[0]; | |
4471 | } | |
4472 | ||
a699f614 | 4473 | netdev_set_queue(iface->netdev, queue_id, &queue->other_config); |
c1c9c9c4 | 4474 | } |
6a6e60bd | 4475 | if (!queue_zero) { |
a699f614 EJ |
4476 | struct smap details; |
4477 | ||
79f1cbe9 | 4478 | smap_init(&details); |
2c999774 | 4479 | netdev_set_queue(iface->netdev, 0, &details); |
79f1cbe9 | 4480 | smap_destroy(&details); |
6a6e60bd | 4481 | } |
c1c9c9c4 | 4482 | } |
fa066f01 | 4483 | |
c60c33fb | 4484 | if (iface->ofp_port != OFPP_NONE) { |
6fd6ed71 PS |
4485 | const struct ofproto_port_queue *port_queues = queues_buf.data; |
4486 | size_t n_queues = queues_buf.size / sizeof *port_queues; | |
8b36f51e EJ |
4487 | |
4488 | ofproto_port_set_queues(iface->port->bridge->ofproto, iface->ofp_port, | |
4489 | port_queues, n_queues); | |
4490 | } | |
4491 | ||
fa066f01 | 4492 | netdev_set_policing(iface->netdev, |
c7952afb BP |
4493 | MIN(UINT32_MAX, iface->cfg->ingress_policing_rate), |
4494 | MIN(UINT32_MAX, iface->cfg->ingress_policing_burst)); | |
8b36f51e EJ |
4495 | |
4496 | ofpbuf_uninit(&queues_buf); | |
c1c9c9c4 | 4497 | } |
b31bcf60 EJ |
4498 | |
4499 | static void | |
66da9bef | 4500 | iface_configure_cfm(struct iface *iface) |
b31bcf60 | 4501 | { |
93b8df38 | 4502 | const struct ovsrec_interface *cfg = iface->cfg; |
a699f614 | 4503 | const char *opstate_str; |
189cb9e4 | 4504 | const char *cfm_ccm_vlan; |
a5610457 | 4505 | struct cfm_settings s; |
b363bae4 | 4506 | struct smap netdev_args; |
b31bcf60 | 4507 | |
144216a3 | 4508 | if (!cfg->n_cfm_mpid) { |
892815f5 | 4509 | ofproto_port_clear_cfm(iface->port->bridge->ofproto, iface->ofp_port); |
b31bcf60 EJ |
4510 | return; |
4511 | } | |
4512 | ||
b363bae4 EJ |
4513 | s.check_tnl_key = false; |
4514 | smap_init(&netdev_args); | |
4515 | if (!netdev_get_config(iface->netdev, &netdev_args)) { | |
4516 | const char *key = smap_get(&netdev_args, "key"); | |
4517 | const char *in_key = smap_get(&netdev_args, "in_key"); | |
4518 | ||
4519 | s.check_tnl_key = (key && !strcmp(key, "flow")) | |
4520 | || (in_key && !strcmp(in_key, "flow")); | |
4521 | } | |
4522 | smap_destroy(&netdev_args); | |
4523 | ||
a5610457 | 4524 | s.mpid = *cfg->cfm_mpid; |
a699f614 EJ |
4525 | s.interval = smap_get_int(&iface->cfg->other_config, "cfm_interval", 0); |
4526 | cfm_ccm_vlan = smap_get(&iface->cfg->other_config, "cfm_ccm_vlan"); | |
4527 | s.ccm_pcp = smap_get_int(&iface->cfg->other_config, "cfm_ccm_pcp", 0); | |
4528 | ||
a5610457 EJ |
4529 | if (s.interval <= 0) { |
4530 | s.interval = 1000; | |
b31bcf60 | 4531 | } |
b31bcf60 | 4532 | |
a699f614 EJ |
4533 | if (!cfm_ccm_vlan) { |
4534 | s.ccm_vlan = 0; | |
4535 | } else if (!strcasecmp("random", cfm_ccm_vlan)) { | |
189cb9e4 EJ |
4536 | s.ccm_vlan = CFM_RANDOM_VLAN; |
4537 | } else { | |
4538 | s.ccm_vlan = atoi(cfm_ccm_vlan); | |
4539 | if (s.ccm_vlan == CFM_RANDOM_VLAN) { | |
4540 | s.ccm_vlan = 0; | |
4541 | } | |
4542 | } | |
4543 | ||
a699f614 EJ |
4544 | s.extended = smap_get_bool(&iface->cfg->other_config, "cfm_extended", |
4545 | false); | |
90967e95 | 4546 | s.demand = smap_get_bool(&iface->cfg->other_config, "cfm_demand", false); |
ef9819b5 | 4547 | |
a699f614 EJ |
4548 | opstate_str = smap_get(&iface->cfg->other_config, "cfm_opstate"); |
4549 | s.opup = !opstate_str || !strcasecmp("up", opstate_str); | |
86dc6501 | 4550 | |
a5610457 | 4551 | ofproto_port_set_cfm(iface->port->bridge->ofproto, iface->ofp_port, &s); |
b31bcf60 | 4552 | } |
0b8024eb | 4553 | |
cfea354b BP |
4554 | /* Returns true if 'iface' is synthetic, that is, if we constructed it locally |
4555 | * instead of obtaining it from the database. */ | |
4556 | static bool | |
4557 | iface_is_synthetic(const struct iface *iface) | |
4558 | { | |
4559 | return ovsdb_idl_row_is_synthetic(&iface->cfg->header_); | |
4560 | } | |
f125905c | 4561 | |
4e022ec0 | 4562 | static ofp_port_t |
4abb8608 BP |
4563 | iface_validate_ofport__(size_t n, int64_t *ofport) |
4564 | { | |
4565 | return (n && *ofport >= 1 && *ofport < ofp_to_u16(OFPP_MAX) | |
4566 | ? u16_to_ofp(*ofport) | |
4567 | : OFPP_NONE); | |
4568 | } | |
4569 | ||
4570 | static ofp_port_t | |
4571 | iface_get_requested_ofp_port(const struct ovsrec_interface *cfg) | |
558e2cc5 | 4572 | { |
4abb8608 | 4573 | return iface_validate_ofport__(cfg->n_ofport_request, cfg->ofport_request); |
558e2cc5 GS |
4574 | } |
4575 | ||
4abb8608 BP |
4576 | static ofp_port_t |
4577 | iface_pick_ofport(const struct ovsrec_interface *cfg) | |
4578 | { | |
4579 | ofp_port_t requested_ofport = iface_get_requested_ofp_port(cfg); | |
4580 | return (requested_ofport != OFPP_NONE | |
4581 | ? requested_ofport | |
4582 | : iface_validate_ofport__(cfg->n_ofport, cfg->ofport)); | |
4583 | } | |
064af421 BP |
4584 | \f |
4585 | /* Port mirroring. */ | |
4586 | ||
dd0d105c BP |
4587 | static struct mirror * |
4588 | mirror_find_by_uuid(struct bridge *br, const struct uuid *uuid) | |
4589 | { | |
fa066f01 | 4590 | struct mirror *m; |
dd0d105c | 4591 | |
fa066f01 BP |
4592 | HMAP_FOR_EACH_IN_BUCKET (m, hmap_node, uuid_hash(uuid), &br->mirrors) { |
4593 | if (uuid_equals(uuid, &m->uuid)) { | |
dd0d105c BP |
4594 | return m; |
4595 | } | |
4596 | } | |
4597 | return NULL; | |
4598 | } | |
4599 | ||
064af421 | 4600 | static void |
fa066f01 | 4601 | bridge_configure_mirrors(struct bridge *br) |
064af421 | 4602 | { |
fa066f01 BP |
4603 | const struct ovsdb_datum *mc; |
4604 | unsigned long *flood_vlans; | |
4605 | struct mirror *m, *next; | |
4606 | size_t i; | |
064af421 | 4607 | |
dd0d105c | 4608 | /* Get rid of deleted mirrors. */ |
fa066f01 BP |
4609 | mc = ovsrec_bridge_get_mirrors(br->cfg, OVSDB_TYPE_UUID); |
4610 | HMAP_FOR_EACH_SAFE (m, next, hmap_node, &br->mirrors) { | |
4611 | union ovsdb_atom atom; | |
4612 | ||
4613 | atom.uuid = m->uuid; | |
4614 | if (ovsdb_datum_find_key(mc, &atom, OVSDB_TYPE_UUID) == UINT_MAX) { | |
4615 | mirror_destroy(m); | |
064af421 BP |
4616 | } |
4617 | } | |
4618 | ||
dd0d105c | 4619 | /* Add new mirrors and reconfigure existing ones. */ |
37e7f427 | 4620 | for (i = 0; i < br->cfg->n_mirrors; i++) { |
fa066f01 | 4621 | const struct ovsrec_mirror *cfg = br->cfg->mirrors[i]; |
dd0d105c | 4622 | struct mirror *m = mirror_find_by_uuid(br, &cfg->header_.uuid); |
fa066f01 BP |
4623 | if (!m) { |
4624 | m = mirror_create(br, cfg); | |
064af421 | 4625 | } |
9d24de3b JP |
4626 | m->cfg = cfg; |
4627 | if (!mirror_configure(m)) { | |
fa066f01 | 4628 | mirror_destroy(m); |
064af421 BP |
4629 | } |
4630 | } | |
f2d7fd66 | 4631 | |
8f30d09a | 4632 | /* Update flooded vlans (for RSPAN). */ |
fa066f01 BP |
4633 | flood_vlans = vlan_bitmap_from_array(br->cfg->flood_vlans, |
4634 | br->cfg->n_flood_vlans); | |
4635 | ofproto_set_flood_vlans(br->ofproto, flood_vlans); | |
4636 | bitmap_free(flood_vlans); | |
064af421 BP |
4637 | } |
4638 | ||
fa066f01 BP |
4639 | static struct mirror * |
4640 | mirror_create(struct bridge *br, const struct ovsrec_mirror *cfg) | |
064af421 BP |
4641 | { |
4642 | struct mirror *m; | |
064af421 | 4643 | |
fa066f01 | 4644 | m = xzalloc(sizeof *m); |
8bbc128e | 4645 | m->uuid = cfg->header_.uuid; |
fa066f01 | 4646 | hmap_insert(&br->mirrors, &m->hmap_node, uuid_hash(&m->uuid)); |
064af421 | 4647 | m->bridge = br; |
dd0d105c | 4648 | m->name = xstrdup(cfg->name); |
37e7f427 | 4649 | |
fa066f01 | 4650 | return m; |
064af421 BP |
4651 | } |
4652 | ||
4653 | static void | |
4654 | mirror_destroy(struct mirror *m) | |
4655 | { | |
4656 | if (m) { | |
4657 | struct bridge *br = m->bridge; | |
064af421 | 4658 | |
fa066f01 BP |
4659 | if (br->ofproto) { |
4660 | ofproto_mirror_unregister(br->ofproto, m); | |
064af421 BP |
4661 | } |
4662 | ||
fa066f01 | 4663 | hmap_remove(&br->mirrors, &m->hmap_node); |
786880a5 | 4664 | free(m->name); |
064af421 | 4665 | free(m); |
064af421 BP |
4666 | } |
4667 | } | |
4668 | ||
4669 | static void | |
fa066f01 BP |
4670 | mirror_collect_ports(struct mirror *m, |
4671 | struct ovsrec_port **in_ports, int n_in_ports, | |
4672 | void ***out_portsp, size_t *n_out_portsp) | |
064af421 | 4673 | { |
fa066f01 BP |
4674 | void **out_ports = xmalloc(n_in_ports * sizeof *out_ports); |
4675 | size_t n_out_ports = 0; | |
064af421 BP |
4676 | size_t i; |
4677 | ||
fa066f01 BP |
4678 | for (i = 0; i < n_in_ports; i++) { |
4679 | const char *name = in_ports[i]->name; | |
4680 | struct port *port = port_lookup(m->bridge, name); | |
4681 | if (port) { | |
4682 | out_ports[n_out_ports++] = port; | |
064af421 | 4683 | } else { |
37e7f427 BP |
4684 | VLOG_WARN("bridge %s: mirror %s cannot match on nonexistent " |
4685 | "port %s", m->bridge->name, m->name, name); | |
064af421 BP |
4686 | } |
4687 | } | |
fa066f01 BP |
4688 | *out_portsp = out_ports; |
4689 | *n_out_portsp = n_out_ports; | |
064af421 BP |
4690 | } |
4691 | ||
4692 | static bool | |
9d24de3b | 4693 | mirror_configure(struct mirror *m) |
064af421 | 4694 | { |
9d24de3b | 4695 | const struct ovsrec_mirror *cfg = m->cfg; |
fa066f01 | 4696 | struct ofproto_mirror_settings s; |
064af421 | 4697 | |
dd0d105c BP |
4698 | /* Set name. */ |
4699 | if (strcmp(cfg->name, m->name)) { | |
4700 | free(m->name); | |
4701 | m->name = xstrdup(cfg->name); | |
4702 | } | |
fa066f01 | 4703 | s.name = m->name; |
dd0d105c | 4704 | |
fa066f01 | 4705 | /* Get output port or VLAN. */ |
37e7f427 | 4706 | if (cfg->output_port) { |
fa066f01 | 4707 | s.out_bundle = port_lookup(m->bridge, cfg->output_port->name); |
abe529af | 4708 | if (!s.out_bundle) { |
37e7f427 BP |
4709 | VLOG_ERR("bridge %s: mirror %s outputs to port not on bridge", |
4710 | m->bridge->name, m->name); | |
fa066f01 | 4711 | return false; |
064af421 | 4712 | } |
fa066f01 | 4713 | s.out_vlan = UINT16_MAX; |
064af421 | 4714 | |
37e7f427 BP |
4715 | if (cfg->output_vlan) { |
4716 | VLOG_ERR("bridge %s: mirror %s specifies both output port and " | |
4717 | "output vlan; ignoring output vlan", | |
4718 | m->bridge->name, m->name); | |
064af421 | 4719 | } |
37e7f427 | 4720 | } else if (cfg->output_vlan) { |
fa066f01 BP |
4721 | /* The database should prevent invalid VLAN values. */ |
4722 | s.out_bundle = NULL; | |
4723 | s.out_vlan = *cfg->output_vlan; | |
064af421 | 4724 | } else { |
37e7f427 BP |
4725 | VLOG_ERR("bridge %s: mirror %s does not specify output; ignoring", |
4726 | m->bridge->name, m->name); | |
fa066f01 | 4727 | return false; |
064af421 BP |
4728 | } |
4729 | ||
fa066f01 | 4730 | /* Get port selection. */ |
939ff267 | 4731 | if (cfg->select_all) { |
fa066f01 BP |
4732 | size_t n_ports = hmap_count(&m->bridge->ports); |
4733 | void **ports = xmalloc(n_ports * sizeof *ports); | |
abe529af | 4734 | struct port *port; |
fa066f01 BP |
4735 | size_t i; |
4736 | ||
4737 | i = 0; | |
8052fb14 | 4738 | HMAP_FOR_EACH (port, hmap_node, &m->bridge->ports) { |
fa066f01 | 4739 | ports[i++] = port; |
939ff267 | 4740 | } |
fa066f01 BP |
4741 | |
4742 | s.srcs = ports; | |
4743 | s.n_srcs = n_ports; | |
4744 | ||
4745 | s.dsts = ports; | |
4746 | s.n_dsts = n_ports; | |
939ff267 | 4747 | } else { |
fa066f01 BP |
4748 | /* Get ports, dropping ports that don't exist. |
4749 | * The IDL ensures that there are no duplicates. */ | |
939ff267 | 4750 | mirror_collect_ports(m, cfg->select_src_port, cfg->n_select_src_port, |
fa066f01 | 4751 | &s.srcs, &s.n_srcs); |
939ff267 | 4752 | mirror_collect_ports(m, cfg->select_dst_port, cfg->n_select_dst_port, |
fa066f01 | 4753 | &s.dsts, &s.n_dsts); |
064af421 BP |
4754 | } |
4755 | ||
fa066f01 BP |
4756 | /* Get VLAN selection. */ |
4757 | s.src_vlans = vlan_bitmap_from_array(cfg->select_vlan, cfg->n_select_vlan); | |
4758 | ||
4759 | /* Configure. */ | |
4760 | ofproto_mirror_register(m->bridge->ofproto, m, &s); | |
4761 | ||
064af421 | 4762 | /* Clean up. */ |
fa066f01 BP |
4763 | if (s.srcs != s.dsts) { |
4764 | free(s.dsts); | |
4765 | } | |
4766 | free(s.srcs); | |
4767 | free(s.src_vlans); | |
4768 | ||
4769 | return true; | |
064af421 | 4770 | } |
52a90c29 BP |
4771 | \f |
4772 | /* Linux VLAN device support (e.g. "eth0.10" for VLAN 10.) | |
4773 | * | |
4774 | * This is deprecated. It is only for compatibility with broken device drivers | |
4775 | * in old versions of Linux that do not properly support VLANs when VLAN | |
4776 | * devices are not used. When broken device drivers are no longer in | |
4777 | * widespread use, we will delete these interfaces. */ | |
4778 | ||
37344ffa EJ |
4779 | static struct ovsrec_port **recs; |
4780 | static size_t n_recs, allocated_recs; | |
52a90c29 | 4781 | |
37344ffa EJ |
4782 | /* Adds 'rec' to a list of recs that have to be destroyed when the VLAN |
4783 | * splinters are reconfigured. */ | |
52a90c29 | 4784 | static void |
37344ffa | 4785 | register_rec(struct ovsrec_port *rec) |
52a90c29 | 4786 | { |
37344ffa EJ |
4787 | if (n_recs >= allocated_recs) { |
4788 | recs = x2nrealloc(recs, &allocated_recs, sizeof *recs); | |
52a90c29 | 4789 | } |
37344ffa | 4790 | recs[n_recs++] = rec; |
52a90c29 BP |
4791 | } |
4792 | ||
37344ffa | 4793 | /* Frees all of the ports registered with register_reg(). */ |
52a90c29 | 4794 | static void |
37344ffa | 4795 | free_registered_recs(void) |
52a90c29 BP |
4796 | { |
4797 | size_t i; | |
4798 | ||
37344ffa EJ |
4799 | for (i = 0; i < n_recs; i++) { |
4800 | struct ovsrec_port *port = recs[i]; | |
4801 | size_t j; | |
4802 | ||
4803 | for (j = 0; j < port->n_interfaces; j++) { | |
4804 | struct ovsrec_interface *iface = port->interfaces[j]; | |
4805 | free(iface->name); | |
4806 | free(iface); | |
4807 | } | |
4808 | ||
a699f614 | 4809 | smap_destroy(&port->other_config); |
37344ffa EJ |
4810 | free(port->interfaces); |
4811 | free(port->name); | |
4812 | free(port->tag); | |
37344ffa | 4813 | free(port); |
52a90c29 | 4814 | } |
37344ffa | 4815 | n_recs = 0; |
52a90c29 BP |
4816 | } |
4817 | ||
4818 | /* Returns true if VLAN splinters are enabled on 'iface_cfg', false | |
4819 | * otherwise. */ | |
4820 | static bool | |
4821 | vlan_splinters_is_enabled(const struct ovsrec_interface *iface_cfg) | |
4822 | { | |
a699f614 EJ |
4823 | return smap_get_bool(&iface_cfg->other_config, "enable-vlan-splinters", |
4824 | false); | |
52a90c29 BP |
4825 | } |
4826 | ||
4827 | /* Figures out the set of VLANs that are in use for the purpose of VLAN | |
4828 | * splinters. | |
4829 | * | |
4830 | * If VLAN splinters are enabled on at least one interface and any VLANs are in | |
4831 | * use, returns a 4096-bit bitmap with a 1-bit for each in-use VLAN (bits 0 and | |
4832 | * 4095 will not be set). The caller is responsible for freeing the bitmap, | |
4833 | * with free(). | |
4834 | * | |
4835 | * If VLANs splinters are not enabled on any interface or if no VLANs are in | |
4836 | * use, returns NULL. | |
4837 | * | |
4838 | * Updates 'vlan_splinters_enabled_anywhere'. */ | |
4839 | static unsigned long int * | |
4840 | collect_splinter_vlans(const struct ovsrec_open_vswitch *ovs_cfg) | |
4841 | { | |
4842 | unsigned long int *splinter_vlans; | |
4843 | struct sset splinter_ifaces; | |
4844 | const char *real_dev_name; | |
4845 | struct shash *real_devs; | |
4846 | struct shash_node *node; | |
4847 | struct bridge *br; | |
4848 | size_t i; | |
4849 | ||
7c70698f BP |
4850 | /* Free space allocated for synthesized ports and interfaces, since we're |
4851 | * in the process of reconstructing all of them. */ | |
37344ffa | 4852 | free_registered_recs(); |
7c70698f | 4853 | |
45c580a3 | 4854 | splinter_vlans = bitmap_allocate(4096); |
52a90c29 | 4855 | sset_init(&splinter_ifaces); |
45c580a3 | 4856 | vlan_splinters_enabled_anywhere = false; |
52a90c29 BP |
4857 | for (i = 0; i < ovs_cfg->n_bridges; i++) { |
4858 | struct ovsrec_bridge *br_cfg = ovs_cfg->bridges[i]; | |
4859 | size_t j; | |
4860 | ||
4861 | for (j = 0; j < br_cfg->n_ports; j++) { | |
4862 | struct ovsrec_port *port_cfg = br_cfg->ports[j]; | |
4863 | int k; | |
4864 | ||
4865 | for (k = 0; k < port_cfg->n_interfaces; k++) { | |
4866 | struct ovsrec_interface *iface_cfg = port_cfg->interfaces[k]; | |
4867 | ||
4868 | if (vlan_splinters_is_enabled(iface_cfg)) { | |
45c580a3 | 4869 | vlan_splinters_enabled_anywhere = true; |
52a90c29 | 4870 | sset_add(&splinter_ifaces, iface_cfg->name); |
52a90c29 BP |
4871 | vlan_bitmap_from_array__(port_cfg->trunks, |
4872 | port_cfg->n_trunks, | |
4873 | splinter_vlans); | |
4874 | } | |
4875 | } | |
45c580a3 BP |
4876 | |
4877 | if (port_cfg->tag && *port_cfg->tag > 0 && *port_cfg->tag < 4095) { | |
4878 | bitmap_set1(splinter_vlans, *port_cfg->tag); | |
4879 | } | |
52a90c29 BP |
4880 | } |
4881 | } | |
4882 | ||
45c580a3 BP |
4883 | if (!vlan_splinters_enabled_anywhere) { |
4884 | free(splinter_vlans); | |
52a90c29 BP |
4885 | sset_destroy(&splinter_ifaces); |
4886 | return NULL; | |
4887 | } | |
4888 | ||
4889 | HMAP_FOR_EACH (br, node, &all_bridges) { | |
4890 | if (br->ofproto) { | |
4891 | ofproto_get_vlan_usage(br->ofproto, splinter_vlans); | |
4892 | } | |
4893 | } | |
4894 | ||
4895 | /* Don't allow VLANs 0 or 4095 to be splintered. VLAN 0 should appear on | |
4896 | * the real device. VLAN 4095 is reserved and Linux doesn't allow a VLAN | |
4897 | * device to be created for it. */ | |
4898 | bitmap_set0(splinter_vlans, 0); | |
4899 | bitmap_set0(splinter_vlans, 4095); | |
4900 | ||
4901 | /* Delete all VLAN devices that we don't need. */ | |
4902 | vlandev_refresh(); | |
4903 | real_devs = vlandev_get_real_devs(); | |
4904 | SHASH_FOR_EACH (node, real_devs) { | |
4905 | const struct vlan_real_dev *real_dev = node->data; | |
4906 | const struct vlan_dev *vlan_dev; | |
4907 | bool real_dev_has_splinters; | |
4908 | ||
4909 | real_dev_has_splinters = sset_contains(&splinter_ifaces, | |
4910 | real_dev->name); | |
4911 | HMAP_FOR_EACH (vlan_dev, hmap_node, &real_dev->vlan_devs) { | |
4912 | if (!real_dev_has_splinters | |
4913 | || !bitmap_is_set(splinter_vlans, vlan_dev->vid)) { | |
4914 | struct netdev *netdev; | |
4915 | ||
4916 | if (!netdev_open(vlan_dev->name, "system", &netdev)) { | |
4917 | if (!netdev_get_in4(netdev, NULL, NULL) || | |
4918 | !netdev_get_in6(netdev, NULL)) { | |
52a90c29 BP |
4919 | /* It has an IP address configured, so we don't own |
4920 | * it. Don't delete it. */ | |
b41c3e5c AW |
4921 | } else { |
4922 | vlandev_del(vlan_dev->name); | |
52a90c29 BP |
4923 | } |
4924 | netdev_close(netdev); | |
4925 | } | |
4926 | } | |
4927 | ||
4928 | } | |
4929 | } | |
4930 | ||
4931 | /* Add all VLAN devices that we need. */ | |
4932 | SSET_FOR_EACH (real_dev_name, &splinter_ifaces) { | |
4933 | int vid; | |
4934 | ||
4935 | BITMAP_FOR_EACH_1 (vid, 4096, splinter_vlans) { | |
4936 | if (!vlandev_get_name(real_dev_name, vid)) { | |
4937 | vlandev_add(real_dev_name, vid); | |
4938 | } | |
4939 | } | |
4940 | } | |
4941 | ||
4942 | vlandev_refresh(); | |
4943 | ||
4944 | sset_destroy(&splinter_ifaces); | |
4945 | ||
b71273f6 | 4946 | if (bitmap_scan(splinter_vlans, 1, 0, 4096) >= 4096) { |
52a90c29 BP |
4947 | free(splinter_vlans); |
4948 | return NULL; | |
4949 | } | |
4950 | return splinter_vlans; | |
4951 | } | |
4952 | ||
4953 | /* Pushes the configure of VLAN splinter port 'port' (e.g. eth0.9) down to | |
4954 | * ofproto. */ | |
4955 | static void | |
4956 | configure_splinter_port(struct port *port) | |
4957 | { | |
4958 | struct ofproto *ofproto = port->bridge->ofproto; | |
4e022ec0 | 4959 | ofp_port_t realdev_ofp_port; |
52a90c29 BP |
4960 | const char *realdev_name; |
4961 | struct iface *vlandev, *realdev; | |
4962 | ||
4963 | ofproto_bundle_unregister(port->bridge->ofproto, port); | |
4964 | ||
4965 | vlandev = CONTAINER_OF(list_front(&port->ifaces), struct iface, | |
4966 | port_elem); | |
4967 | ||
a699f614 | 4968 | realdev_name = smap_get(&port->cfg->other_config, "realdev"); |
52a90c29 BP |
4969 | realdev = iface_lookup(port->bridge, realdev_name); |
4970 | realdev_ofp_port = realdev ? realdev->ofp_port : 0; | |
4971 | ||
4972 | ofproto_port_set_realdev(ofproto, vlandev->ofp_port, realdev_ofp_port, | |
4973 | *port->cfg->tag); | |
4974 | } | |
4975 | ||
4976 | static struct ovsrec_port * | |
4977 | synthesize_splinter_port(const char *real_dev_name, | |
4978 | const char *vlan_dev_name, int vid) | |
4979 | { | |
4980 | struct ovsrec_interface *iface; | |
4981 | struct ovsrec_port *port; | |
4982 | ||
a699f614 EJ |
4983 | iface = xmalloc(sizeof *iface); |
4984 | ovsrec_interface_init(iface); | |
52a90c29 BP |
4985 | iface->name = xstrdup(vlan_dev_name); |
4986 | iface->type = "system"; | |
4987 | ||
a699f614 EJ |
4988 | port = xmalloc(sizeof *port); |
4989 | ovsrec_port_init(port); | |
52a90c29 BP |
4990 | port->interfaces = xmemdup(&iface, sizeof iface); |
4991 | port->n_interfaces = 1; | |
4992 | port->name = xstrdup(vlan_dev_name); | |
4993 | port->vlan_mode = "splinter"; | |
4994 | port->tag = xmalloc(sizeof *port->tag); | |
4995 | *port->tag = vid; | |
a699f614 EJ |
4996 | |
4997 | smap_add(&port->other_config, "realdev", real_dev_name); | |
52a90c29 | 4998 | |
37344ffa | 4999 | register_rec(port); |
52a90c29 BP |
5000 | return port; |
5001 | } | |
5002 | ||
5003 | /* For each interface with 'br' that has VLAN splinters enabled, adds a | |
5004 | * corresponding ovsrec_port to 'ports' for each splinter VLAN marked with a | |
5005 | * 1-bit in the 'splinter_vlans' bitmap. */ | |
5006 | static void | |
5007 | add_vlan_splinter_ports(struct bridge *br, | |
5008 | const unsigned long int *splinter_vlans, | |
5009 | struct shash *ports) | |
5010 | { | |
5011 | size_t i; | |
5012 | ||
52a90c29 BP |
5013 | /* We iterate through 'br->cfg->ports' instead of 'ports' here because |
5014 | * we're modifying 'ports'. */ | |
5015 | for (i = 0; i < br->cfg->n_ports; i++) { | |
5016 | const char *name = br->cfg->ports[i]->name; | |
5017 | struct ovsrec_port *port_cfg = shash_find_data(ports, name); | |
5018 | size_t j; | |
5019 | ||
5020 | for (j = 0; j < port_cfg->n_interfaces; j++) { | |
5021 | struct ovsrec_interface *iface_cfg = port_cfg->interfaces[j]; | |
5022 | ||
5023 | if (vlan_splinters_is_enabled(iface_cfg)) { | |
5024 | const char *real_dev_name; | |
5025 | uint16_t vid; | |
5026 | ||
5027 | real_dev_name = iface_cfg->name; | |
5028 | BITMAP_FOR_EACH_1 (vid, 4096, splinter_vlans) { | |
5029 | const char *vlan_dev_name; | |
5030 | ||
5031 | vlan_dev_name = vlandev_get_name(real_dev_name, vid); | |
5032 | if (vlan_dev_name | |
5033 | && !shash_find(ports, vlan_dev_name)) { | |
5034 | shash_add(ports, vlan_dev_name, | |
5035 | synthesize_splinter_port( | |
5036 | real_dev_name, vlan_dev_name, vid)); | |
5037 | } | |
5038 | } | |
5039 | } | |
5040 | } | |
5041 | } | |
5042 | } | |
9d24de3b JP |
5043 | |
5044 | static void | |
5045 | mirror_refresh_stats(struct mirror *m) | |
5046 | { | |
5047 | struct ofproto *ofproto = m->bridge->ofproto; | |
5048 | uint64_t tx_packets, tx_bytes; | |
47058293 | 5049 | const char *keys[2]; |
9d24de3b JP |
5050 | int64_t values[2]; |
5051 | size_t stat_cnt = 0; | |
5052 | ||
5053 | if (ofproto_mirror_get_stats(ofproto, m, &tx_packets, &tx_bytes)) { | |
5054 | ovsrec_mirror_set_statistics(m->cfg, NULL, NULL, 0); | |
5055 | return; | |
5056 | } | |
5057 | ||
5058 | if (tx_packets != UINT64_MAX) { | |
5059 | keys[stat_cnt] = "tx_packets"; | |
5060 | values[stat_cnt] = tx_packets; | |
5061 | stat_cnt++; | |
5062 | } | |
5063 | if (tx_bytes != UINT64_MAX) { | |
5064 | keys[stat_cnt] = "tx_bytes"; | |
5065 | values[stat_cnt] = tx_bytes; | |
5066 | stat_cnt++; | |
5067 | } | |
5068 | ||
5069 | ovsrec_mirror_set_statistics(m->cfg, keys, values, stat_cnt); | |
5070 | } | |
842733c3 MG |
5071 | |
5072 | /* | |
5073 | * Add registered netdev and dpif types to ovsdb to allow external | |
5074 | * applications to query the capabilities of the Open vSwitch instance | |
5075 | * running on the node. | |
5076 | */ | |
5077 | static void | |
5078 | discover_types(const struct ovsrec_open_vswitch *cfg) | |
5079 | { | |
5080 | struct sset types; | |
5081 | ||
5082 | /* Datapath types. */ | |
5083 | sset_init(&types); | |
5084 | dp_enumerate_types(&types); | |
5085 | const char **datapath_types = sset_array(&types); | |
5086 | ovsrec_open_vswitch_set_datapath_types(cfg, datapath_types, | |
5087 | sset_count(&types)); | |
5088 | free(datapath_types); | |
5089 | sset_destroy(&types); | |
5090 | ||
5091 | /* Port types. */ | |
5092 | sset_init(&types); | |
5093 | netdev_enumerate_types(&types); | |
5094 | const char **iface_types = sset_array(&types); | |
5095 | ovsrec_open_vswitch_set_iface_types(cfg, iface_types, sset_count(&types)); | |
5096 | free(iface_types); | |
5097 | sset_destroy(&types); | |
5098 | } |