]>
Commit | Line | Data |
---|---|---|
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> |
a5fb0e29 | 21 | #include "async-append.h" |
ccc09689 | 22 | #include "bfd.h" |
064af421 | 23 | #include "bitmap.h" |
b31bcf60 | 24 | #include "cfm.h" |
7f8f2757 | 25 | #include "connectivity.h" |
064af421 | 26 | #include "coverage.h" |
a7ff9bd7 | 27 | #include "daemon.h" |
064af421 | 28 | #include "dirs.h" |
064af421 | 29 | #include "dynamic-string.h" |
064af421 | 30 | #include "hash.h" |
d9a8717a | 31 | #include "hmap.h" |
f145afdc | 32 | #include "hmapx.h" |
cd11000b | 33 | #include "jsonrpc.h" |
6aa74308 | 34 | #include "lacp.h" |
064af421 | 35 | #include "list.h" |
99eef98b | 36 | #include "ovs-lldp.h" |
e764773c | 37 | #include "mac-learning.h" |
dc2b70ba | 38 | #include "mcast-snooping.h" |
254750ce | 39 | #include "meta-flow.h" |
064af421 | 40 | #include "netdev.h" |
178742f9 | 41 | #include "nx-match.h" |
064af421 | 42 | #include "ofp-print.h" |
7beaa082 | 43 | #include "ofp-util.h" |
064af421 | 44 | #include "ofpbuf.h" |
9a54394a | 45 | #include "ofproto/bond.h" |
8cd4882f | 46 | #include "ofproto/ofproto.h" |
7c5a3bbf | 47 | #include "ovs-numa.h" |
064af421 | 48 | #include "poll-loop.h" |
7f8f2757 | 49 | #include "seq.h" |
76343538 | 50 | #include "sha1.h" |
6c88d577 | 51 | #include "shash.h" |
79f1cbe9 | 52 | #include "smap.h" |
064af421 | 53 | #include "socket-util.h" |
5bd31620 | 54 | #include "stream.h" |
fe55ad15 | 55 | #include "stream-ssl.h" |
b3c01ed3 | 56 | #include "sset.h" |
ce887677 | 57 | #include "system-stats.h" |
064af421 BP |
58 | #include "timeval.h" |
59 | #include "util.h" | |
da285df4 | 60 | #include "unixctl.h" |
52a90c29 | 61 | #include "vlandev.h" |
eaa67ba8 | 62 | #include "lib/vswitch-idl.h" |
064af421 | 63 | #include "xenserver.h" |
e6211adc | 64 | #include "openvswitch/vlog.h" |
72b06300 | 65 | #include "sflow_api.h" |
0fb7b915 | 66 | #include "vlan-bitmap.h" |
3e5aeeb5 | 67 | #include "packets.h" |
064af421 | 68 | |
d98e6007 | 69 | VLOG_DEFINE_THIS_MODULE(bridge); |
064af421 | 70 | |
d76f09ea BP |
71 | COVERAGE_DEFINE(bridge_reconfigure); |
72 | ||
064af421 | 73 | struct iface { |
2a73b1d7 BP |
74 | /* These members are always valid. |
75 | * | |
76 | * They are immutable: they never change between iface_create() and | |
77 | * iface_destroy(). */ | |
ca6ba700 | 78 | struct ovs_list port_elem; /* Element in struct port's "ifaces" list. */ |
ebea37cc | 79 | struct hmap_node name_node; /* In struct bridge's "iface_by_name" hmap. */ |
2a73b1d7 | 80 | struct hmap_node ofp_port_node; /* In struct bridge's "ifaces" hmap. */ |
064af421 | 81 | struct port *port; /* Containing port. */ |
064af421 | 82 | char *name; /* Host network device name. */ |
0c6aea3f | 83 | struct netdev *netdev; /* Network device. */ |
2a73b1d7 | 84 | ofp_port_t ofp_port; /* OpenFlow port number. */ |
6a5f9a8f | 85 | uint64_t change_seq; |
2a73b1d7 BP |
86 | |
87 | /* These members are valid only within bridge_reconfigure(). */ | |
6cefe1da | 88 | const char *type; /* Usually same as cfg->type. */ |
76343538 | 89 | const struct ovsrec_interface *cfg; |
064af421 BP |
90 | }; |
91 | ||
064af421 | 92 | struct mirror { |
fa066f01 BP |
93 | struct uuid uuid; /* UUID of this "mirror" record in database. */ |
94 | struct hmap_node hmap_node; /* In struct bridge's "mirrors" hmap. */ | |
064af421 | 95 | struct bridge *bridge; |
064af421 | 96 | char *name; |
9d24de3b | 97 | const struct ovsrec_mirror *cfg; |
064af421 BP |
98 | }; |
99 | ||
064af421 | 100 | struct port { |
8052fb14 | 101 | struct hmap_node hmap_node; /* Element in struct bridge's "ports" hmap. */ |
6e492d81 | 102 | struct bridge *bridge; |
8052fb14 BP |
103 | char *name; |
104 | ||
1e0b752d | 105 | const struct ovsrec_port *cfg; |
064af421 BP |
106 | |
107 | /* An ordinary bridge port has 1 interface. | |
108 | * A bridge port for bonding has at least 2 interfaces. */ | |
ca6ba700 | 109 | struct ovs_list ifaces; /* List of "struct iface"s. */ |
064af421 BP |
110 | }; |
111 | ||
064af421 | 112 | struct bridge { |
764072fd | 113 | struct hmap_node node; /* In 'all_bridges'. */ |
064af421 | 114 | char *name; /* User-specified arbitrary name. */ |
66da9bef | 115 | char *type; /* Datapath type. */ |
abe457eb | 116 | uint8_t ea[ETH_ADDR_LEN]; /* Bridge Ethernet Address. */ |
064af421 | 117 | uint8_t default_ea[ETH_ADDR_LEN]; /* Default MAC. */ |
1e0b752d | 118 | const struct ovsrec_bridge *cfg; |
064af421 | 119 | |
064af421 BP |
120 | /* OpenFlow switch processing. */ |
121 | struct ofproto *ofproto; /* OpenFlow switch. */ | |
122 | ||
064af421 | 123 | /* Bridge ports. */ |
8052fb14 | 124 | struct hmap ports; /* "struct port"s indexed by name. */ |
892815f5 | 125 | struct hmap ifaces; /* "struct iface"s indexed by ofp_port. */ |
ebea37cc | 126 | struct hmap iface_by_name; /* "struct iface"s indexed by name. */ |
064af421 | 127 | |
064af421 | 128 | /* Port mirroring. */ |
fa066f01 | 129 | struct hmap mirrors; /* "struct mirror" indexed by UUID. */ |
cfea354b | 130 | |
99eef98b DF |
131 | /* Auto Attach */ |
132 | struct hmap mappings; /* "struct" indexed by UUID */ | |
133 | ||
2a73b1d7 BP |
134 | /* Used during reconfiguration. */ |
135 | struct shash wanted_ports; | |
136 | ||
cfea354b BP |
137 | /* Synthetic local port if necessary. */ |
138 | struct ovsrec_port synth_local_port; | |
139 | struct ovsrec_interface synth_local_iface; | |
140 | struct ovsrec_interface *synth_local_ifacep; | |
064af421 BP |
141 | }; |
142 | ||
99eef98b DF |
143 | struct aa_mapping { |
144 | struct hmap_node hmap_node; /* In struct bridge's "mappings" hmap. */ | |
145 | struct bridge *bridge; | |
72c642e5 BP |
146 | uint32_t isid; |
147 | uint16_t vlan; | |
99eef98b DF |
148 | char *br_name; |
149 | }; | |
150 | ||
764072fd BP |
151 | /* All bridges, indexed by name. */ |
152 | static struct hmap all_bridges = HMAP_INITIALIZER(&all_bridges); | |
064af421 | 153 | |
c5187f17 BP |
154 | /* OVSDB IDL used to obtain configuration. */ |
155 | static struct ovsdb_idl *idl; | |
156 | ||
63ff04e8 BP |
157 | /* We want to complete daemonization, fully detaching from our parent process, |
158 | * only after we have completed our initial configuration, committed our state | |
159 | * to the database, and received confirmation back from the database server | |
160 | * that it applied the commit. This allows our parent process to know that, | |
161 | * post-detach, ephemeral fields such as datapath-id and ofport are very likely | |
162 | * to have already been filled in. (It is only "very likely" rather than | |
163 | * certain because there is always a slim possibility that the transaction will | |
164 | * fail or that some other client has added new bridges, ports, etc. while | |
165 | * ovs-vswitchd was configuring using an old configuration.) | |
166 | * | |
167 | * We only need to do this once for our initial configuration at startup, so | |
168 | * 'initial_config_done' tracks whether we've already done it. While we are | |
169 | * waiting for a response to our commit, 'daemonize_txn' tracks the transaction | |
170 | * itself and is otherwise NULL. */ | |
171 | static bool initial_config_done; | |
172 | static struct ovsdb_idl_txn *daemonize_txn; | |
173 | ||
854a94d9 BP |
174 | /* Most recently processed IDL sequence number. */ |
175 | static unsigned int idl_seqno; | |
176 | ||
7f8f2757 JS |
177 | /* Track changes to port connectivity. */ |
178 | static uint64_t connectivity_seqno = LLONG_MIN; | |
179 | ||
6a5f9a8f AW |
180 | /* Status update to database. |
181 | * | |
182 | * Some information in the database must be kept as up-to-date as possible to | |
183 | * allow controllers to respond rapidly to network outages. Those status are | |
184 | * updated via the 'status_txn'. | |
185 | * | |
186 | * We use the global connectivity sequence number to detect the status change. | |
187 | * Also, to prevent the status update from sending too much to the database, | |
188 | * we check the return status of each update transaction and do not start new | |
189 | * update if the previous transaction status is 'TXN_INCOMPLETE'. | |
190 | * | |
191 | * 'statux_txn' is NULL if there is no ongoing status update. | |
15c9fbd8 AW |
192 | * |
193 | * If the previous database transaction was failed (is not 'TXN_SUCCESS', | |
194 | * 'TXN_UNCHANGED' or 'TXN_INCOMPLETE'), 'status_txn_try_again' is set to true, | |
195 | * which will cause the main thread wake up soon and retry the status update. | |
6a5f9a8f AW |
196 | */ |
197 | static struct ovsdb_idl_txn *status_txn; | |
15c9fbd8 | 198 | static bool status_txn_try_again; |
6a5f9a8f AW |
199 | |
200 | /* When the status update transaction returns 'TXN_INCOMPLETE', should register a | |
201 | * timeout in 'STATUS_CHECK_AGAIN_MSEC' to check again. */ | |
202 | #define STATUS_CHECK_AGAIN_MSEC 100 | |
203 | ||
35a22d8c | 204 | /* Each time this timer expires, the bridge fetches interface and mirror |
cd0cd65f | 205 | * statistics and pushes them into the database. */ |
12eb035b AW |
206 | static int stats_timer_interval; |
207 | static long long int stats_timer = LLONG_MIN; | |
018f1525 | 208 | |
99eef98b DF |
209 | /* Each time this timer expires, the bridge fetches the list of port/VLAN |
210 | * membership that has been modified by the AA. | |
211 | */ | |
212 | #define AA_REFRESH_INTERVAL (1000) /* In milliseconds. */ | |
213 | static long long int aa_refresh_timer = LLONG_MIN; | |
214 | ||
c7e7bb21 EJ |
215 | /* In some datapaths, creating and destroying OpenFlow ports can be extremely |
216 | * expensive. This can cause bridge_reconfigure() to take a long time during | |
217 | * which no other work can be done. To deal with this problem, we limit port | |
218 | * adds and deletions to a window of OFP_PORT_ACTION_WINDOW milliseconds per | |
219 | * call to bridge_reconfigure(). If there is more work to do after the limit | |
220 | * is reached, 'need_reconfigure', is flagged and it's done on the next loop. | |
221 | * This allows the rest of the code to catch up on important things like | |
222 | * forwarding packets. */ | |
223 | #define OFP_PORT_ACTION_WINDOW 10 | |
c7e7bb21 | 224 | |
66da9bef | 225 | static void add_del_bridges(const struct ovsrec_open_vswitch *); |
aeed7879 | 226 | static void bridge_run__(void); |
66da9bef | 227 | static void bridge_create(const struct ovsrec_bridge *); |
064af421 BP |
228 | static void bridge_destroy(struct bridge *); |
229 | static struct bridge *bridge_lookup(const char *name); | |
8ca79daa | 230 | static unixctl_cb_func bridge_unixctl_dump_flows; |
fa05809b | 231 | static unixctl_cb_func bridge_unixctl_reconnect; |
1a048029 | 232 | static size_t bridge_get_controllers(const struct bridge *br, |
76ce9432 | 233 | struct ovsrec_controller ***controllersp); |
2a73b1d7 BP |
234 | static void bridge_collect_wanted_ports(struct bridge *, |
235 | const unsigned long *splinter_vlans, | |
236 | struct shash *wanted_ports); | |
237 | static void bridge_delete_ofprotos(void); | |
238 | static void bridge_delete_or_reconfigure_ports(struct bridge *); | |
239 | static void bridge_del_ports(struct bridge *, | |
240 | const struct shash *wanted_ports); | |
241 | static void bridge_add_ports(struct bridge *, | |
242 | const struct shash *wanted_ports); | |
243 | ||
6f90b8f4 BP |
244 | static void bridge_configure_datapath_id(struct bridge *); |
245 | static void bridge_configure_netflow(struct bridge *); | |
8402c74b | 246 | static void bridge_configure_forward_bpdu(struct bridge *); |
c4069512 | 247 | static void bridge_configure_mac_table(struct bridge *); |
dc2b70ba | 248 | static void bridge_configure_mcast_snooping(struct bridge *); |
6f90b8f4 | 249 | static void bridge_configure_sflow(struct bridge *, int *sflow_bridge_number); |
29089a54 | 250 | static void bridge_configure_ipfix(struct bridge *); |
7af77bbd | 251 | static void bridge_configure_spanning_tree(struct bridge *); |
254750ce | 252 | static void bridge_configure_tables(struct bridge *); |
8b6ff729 | 253 | static void bridge_configure_dp_desc(struct bridge *); |
99eef98b DF |
254 | static void bridge_configure_aa(struct bridge *); |
255 | static void bridge_aa_refresh_queued(struct bridge *); | |
256 | static bool bridge_aa_need_refresh(struct bridge *); | |
fa066f01 BP |
257 | static void bridge_configure_remotes(struct bridge *, |
258 | const struct sockaddr_in *managers, | |
259 | size_t n_managers); | |
064af421 BP |
260 | static void bridge_pick_local_hw_addr(struct bridge *, |
261 | uint8_t ea[ETH_ADDR_LEN], | |
07c318f4 | 262 | struct iface **hw_addr_iface); |
064af421 BP |
263 | static uint64_t bridge_pick_datapath_id(struct bridge *, |
264 | const uint8_t bridge_ea[ETH_ADDR_LEN], | |
07c318f4 | 265 | struct iface *hw_addr_iface); |
064af421 | 266 | static uint64_t dpid_from_hash(const void *, size_t nbytes); |
e8192d80 BP |
267 | static bool bridge_has_bond_fake_iface(const struct bridge *, |
268 | const char *name); | |
269 | static bool port_is_bond_fake_iface(const struct port *); | |
064af421 | 270 | |
e8fe3026 | 271 | static unixctl_cb_func qos_unixctl_show; |
8c4c1387 | 272 | |
66da9bef | 273 | static struct port *port_create(struct bridge *, const struct ovsrec_port *); |
66da9bef | 274 | static void port_del_ifaces(struct port *); |
064af421 BP |
275 | static void port_destroy(struct port *); |
276 | static struct port *port_lookup(const struct bridge *, const char *name); | |
fa066f01 BP |
277 | static void port_configure(struct port *); |
278 | static struct lacp_settings *port_configure_lacp(struct port *, | |
279 | struct lacp_settings *); | |
df53d41c | 280 | static void port_configure_bond(struct port *, struct bond_settings *); |
06b592bc | 281 | static bool port_is_synthetic(const struct port *); |
fa066f01 | 282 | |
35a22d8c BP |
283 | static void reconfigure_system_stats(const struct ovsrec_open_vswitch *); |
284 | static void run_system_stats(void); | |
285 | ||
fa066f01 BP |
286 | static void bridge_configure_mirrors(struct bridge *); |
287 | static struct mirror *mirror_create(struct bridge *, | |
288 | const struct ovsrec_mirror *); | |
064af421 | 289 | static void mirror_destroy(struct mirror *); |
9d24de3b JP |
290 | static bool mirror_configure(struct mirror *); |
291 | static void mirror_refresh_stats(struct mirror *); | |
064af421 | 292 | |
fa066f01 | 293 | static void iface_configure_lacp(struct iface *, struct lacp_slave_settings *); |
2a73b1d7 BP |
294 | static bool iface_create(struct bridge *, const struct ovsrec_interface *, |
295 | const struct ovsrec_port *); | |
05ba03e0 JP |
296 | static bool iface_is_internal(const struct ovsrec_interface *iface, |
297 | const struct ovsrec_bridge *br); | |
b54441b3 BP |
298 | static const char *iface_get_type(const struct ovsrec_interface *, |
299 | const struct ovsrec_bridge *); | |
064af421 | 300 | static void iface_destroy(struct iface *); |
96be8de5 | 301 | static void iface_destroy__(struct iface *); |
064af421 | 302 | static struct iface *iface_lookup(const struct bridge *, const char *name); |
e8fe3026 | 303 | static struct iface *iface_find(const char *name); |
892815f5 | 304 | static struct iface *iface_from_ofp_port(const struct bridge *, |
4e022ec0 | 305 | ofp_port_t ofp_port); |
21a955fc | 306 | static void iface_set_mac(const struct bridge *, const struct port *, struct iface *); |
4e022ec0 | 307 | static void iface_set_ofport(const struct ovsrec_interface *, ofp_port_t ofport); |
bbe6109d | 308 | static void iface_clear_db_record(const struct ovsrec_interface *if_cfg, char *errp); |
66da9bef BP |
309 | static void iface_configure_qos(struct iface *, const struct ovsrec_qos *); |
310 | static void iface_configure_cfm(struct iface *); | |
8f3fe844 | 311 | static void iface_refresh_cfm_stats(struct iface *); |
1101a0b4 | 312 | static void iface_refresh_stats(struct iface *); |
6a5f9a8f AW |
313 | static void iface_refresh_netdev_status(struct iface *); |
314 | static void iface_refresh_ofproto_status(struct iface *); | |
cfea354b | 315 | static bool iface_is_synthetic(const struct iface *); |
4abb8608 BP |
316 | static ofp_port_t iface_get_requested_ofp_port( |
317 | const struct ovsrec_interface *); | |
4e022ec0 | 318 | static ofp_port_t iface_pick_ofport(const struct ovsrec_interface *); |
52a90c29 BP |
319 | |
320 | /* Linux VLAN device support (e.g. "eth0.10" for VLAN 10.) | |
321 | * | |
322 | * This is deprecated. It is only for compatibility with broken device drivers | |
323 | * in old versions of Linux that do not properly support VLANs when VLAN | |
324 | * devices are not used. When broken device drivers are no longer in | |
325 | * widespread use, we will delete these interfaces. */ | |
326 | ||
327 | /* True if VLAN splinters are enabled on any interface, false otherwise.*/ | |
328 | static bool vlan_splinters_enabled_anywhere; | |
329 | ||
330 | static bool vlan_splinters_is_enabled(const struct ovsrec_interface *); | |
331 | static unsigned long int *collect_splinter_vlans( | |
332 | const struct ovsrec_open_vswitch *); | |
333 | static void configure_splinter_port(struct port *); | |
334 | static void add_vlan_splinter_ports(struct bridge *, | |
335 | const unsigned long int *splinter_vlans, | |
336 | struct shash *ports); | |
b0408fca JP |
337 | |
338 | static void | |
339 | bridge_init_ofproto(const struct ovsrec_open_vswitch *cfg) | |
340 | { | |
341 | struct shash iface_hints; | |
342 | static bool initialized = false; | |
343 | int i; | |
344 | ||
345 | if (initialized) { | |
346 | return; | |
347 | } | |
348 | ||
349 | shash_init(&iface_hints); | |
350 | ||
b099cd5f EJ |
351 | if (cfg) { |
352 | for (i = 0; i < cfg->n_bridges; i++) { | |
353 | const struct ovsrec_bridge *br_cfg = cfg->bridges[i]; | |
354 | int j; | |
355 | ||
356 | for (j = 0; j < br_cfg->n_ports; j++) { | |
357 | struct ovsrec_port *port_cfg = br_cfg->ports[j]; | |
358 | int k; | |
359 | ||
360 | for (k = 0; k < port_cfg->n_interfaces; k++) { | |
361 | struct ovsrec_interface *if_cfg = port_cfg->interfaces[k]; | |
362 | struct iface_hint *iface_hint; | |
363 | ||
364 | iface_hint = xmalloc(sizeof *iface_hint); | |
365 | iface_hint->br_name = br_cfg->name; | |
366 | iface_hint->br_type = br_cfg->datapath_type; | |
558e2cc5 | 367 | iface_hint->ofp_port = iface_pick_ofport(if_cfg); |
b099cd5f EJ |
368 | |
369 | shash_add(&iface_hints, if_cfg->name, iface_hint); | |
370 | } | |
b0408fca JP |
371 | } |
372 | } | |
373 | } | |
374 | ||
375 | ofproto_init(&iface_hints); | |
376 | ||
377 | shash_destroy_free_data(&iface_hints); | |
378 | initialized = true; | |
379 | } | |
064af421 BP |
380 | \f |
381 | /* Public functions. */ | |
382 | ||
c5187f17 BP |
383 | /* Initializes the bridge module, configuring it to obtain its configuration |
384 | * from an OVSDB server accessed over 'remote', which should be a string in a | |
385 | * form acceptable to ovsdb_idl_create(). */ | |
064af421 | 386 | void |
c5187f17 BP |
387 | bridge_init(const char *remote) |
388 | { | |
389 | /* Create connection to database. */ | |
fba6bd1d | 390 | idl = ovsdb_idl_create(remote, &ovsrec_idl_class, true, true); |
854a94d9 | 391 | idl_seqno = ovsdb_idl_get_seqno(idl); |
06b6d651 | 392 | ovsdb_idl_set_lock(idl, "ovs_vswitchd"); |
8cdec725 | 393 | ovsdb_idl_verify_write_only(idl); |
c5187f17 | 394 | |
ef73f86c BP |
395 | ovsdb_idl_omit_alert(idl, &ovsrec_open_vswitch_col_cur_cfg); |
396 | ovsdb_idl_omit_alert(idl, &ovsrec_open_vswitch_col_statistics); | |
e85bbd75 | 397 | ovsdb_idl_omit(idl, &ovsrec_open_vswitch_col_external_ids); |
62f3aaed BP |
398 | ovsdb_idl_omit(idl, &ovsrec_open_vswitch_col_ovs_version); |
399 | ovsdb_idl_omit(idl, &ovsrec_open_vswitch_col_db_version); | |
400 | ovsdb_idl_omit(idl, &ovsrec_open_vswitch_col_system_type); | |
401 | ovsdb_idl_omit(idl, &ovsrec_open_vswitch_col_system_version); | |
e85bbd75 | 402 | |
62f3aaed | 403 | ovsdb_idl_omit_alert(idl, &ovsrec_bridge_col_datapath_id); |
b5cbbcf6 | 404 | ovsdb_idl_omit_alert(idl, &ovsrec_bridge_col_datapath_version); |
21f7563c | 405 | ovsdb_idl_omit_alert(idl, &ovsrec_bridge_col_status); |
9efd308e DV |
406 | ovsdb_idl_omit_alert(idl, &ovsrec_bridge_col_rstp_status); |
407 | ovsdb_idl_omit_alert(idl, &ovsrec_bridge_col_stp_enable); | |
408 | ovsdb_idl_omit_alert(idl, &ovsrec_bridge_col_rstp_enable); | |
e85bbd75 BP |
409 | ovsdb_idl_omit(idl, &ovsrec_bridge_col_external_ids); |
410 | ||
21f7563c | 411 | ovsdb_idl_omit_alert(idl, &ovsrec_port_col_status); |
9efd308e DV |
412 | ovsdb_idl_omit_alert(idl, &ovsrec_port_col_rstp_status); |
413 | ovsdb_idl_omit_alert(idl, &ovsrec_port_col_rstp_statistics); | |
80740385 | 414 | ovsdb_idl_omit_alert(idl, &ovsrec_port_col_statistics); |
3e5aeeb5 | 415 | ovsdb_idl_omit_alert(idl, &ovsrec_port_col_bond_active_slave); |
e85bbd75 | 416 | ovsdb_idl_omit(idl, &ovsrec_port_col_external_ids); |
99eef98b DF |
417 | ovsdb_idl_omit_alert(idl, &ovsrec_port_col_trunks); |
418 | ovsdb_idl_omit_alert(idl, &ovsrec_port_col_vlan_mode); | |
62f3aaed BP |
419 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_admin_state); |
420 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_duplex); | |
421 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_link_speed); | |
422 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_link_state); | |
65c3058c | 423 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_link_resets); |
df867eda | 424 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_mac_in_use); |
ea401d9a | 425 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_ifindex); |
62f3aaed | 426 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_mtu); |
ef73f86c BP |
427 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_ofport); |
428 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_statistics); | |
62f3aaed | 429 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_status); |
b4117094 | 430 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_cfm_fault); |
b9380396 | 431 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_cfm_fault_status); |
1de11730 | 432 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_cfm_remote_mpids); |
76c4290d | 433 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_cfm_flap_count); |
3967a833 | 434 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_cfm_health); |
4104aaf1 | 435 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_cfm_remote_opstate); |
ccc09689 | 436 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_bfd_status); |
b4117094 | 437 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_lacp_current); |
bbe6109d | 438 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_error); |
e85bbd75 BP |
439 | ovsdb_idl_omit(idl, &ovsrec_interface_col_external_ids); |
440 | ||
62f3aaed BP |
441 | ovsdb_idl_omit_alert(idl, &ovsrec_controller_col_is_connected); |
442 | ovsdb_idl_omit_alert(idl, &ovsrec_controller_col_role); | |
443 | ovsdb_idl_omit_alert(idl, &ovsrec_controller_col_status); | |
444 | ovsdb_idl_omit(idl, &ovsrec_controller_col_external_ids); | |
445 | ||
62f3aaed BP |
446 | ovsdb_idl_omit(idl, &ovsrec_qos_col_external_ids); |
447 | ||
448 | ovsdb_idl_omit(idl, &ovsrec_queue_col_external_ids); | |
449 | ||
450 | ovsdb_idl_omit(idl, &ovsrec_mirror_col_external_ids); | |
9d24de3b | 451 | ovsdb_idl_omit_alert(idl, &ovsrec_mirror_col_statistics); |
62f3aaed BP |
452 | |
453 | ovsdb_idl_omit(idl, &ovsrec_netflow_col_external_ids); | |
62f3aaed | 454 | ovsdb_idl_omit(idl, &ovsrec_sflow_col_external_ids); |
29089a54 RL |
455 | ovsdb_idl_omit(idl, &ovsrec_ipfix_col_external_ids); |
456 | ovsdb_idl_omit(idl, &ovsrec_flow_sample_collector_set_col_external_ids); | |
62f3aaed BP |
457 | |
458 | ovsdb_idl_omit(idl, &ovsrec_manager_col_external_ids); | |
459 | ovsdb_idl_omit(idl, &ovsrec_manager_col_inactivity_probe); | |
460 | ovsdb_idl_omit(idl, &ovsrec_manager_col_is_connected); | |
461 | ovsdb_idl_omit(idl, &ovsrec_manager_col_max_backoff); | |
462 | ovsdb_idl_omit(idl, &ovsrec_manager_col_status); | |
463 | ||
464 | ovsdb_idl_omit(idl, &ovsrec_ssl_col_external_ids); | |
465 | ||
c5187f17 | 466 | /* Register unixctl commands. */ |
0e15264f BP |
467 | unixctl_command_register("qos/show", "interface", 1, 1, |
468 | qos_unixctl_show, NULL); | |
469 | unixctl_command_register("bridge/dump-flows", "bridge", 1, 1, | |
7ff2009a | 470 | bridge_unixctl_dump_flows, NULL); |
0e15264f | 471 | unixctl_command_register("bridge/reconnect", "[bridge]", 0, 1, |
7ff2009a | 472 | bridge_unixctl_reconnect, NULL); |
5827ce14 | 473 | lacp_init(); |
c5187f17 | 474 | bond_init(); |
9ac3fce4 | 475 | cfm_init(); |
7c5a3bbf | 476 | ovs_numa_init(); |
fe4a02e4 | 477 | stp_init(); |
99eef98b | 478 | lldp_init(); |
9efd308e | 479 | rstp_init(); |
c5187f17 BP |
480 | } |
481 | ||
ee45ad81 BP |
482 | void |
483 | bridge_exit(void) | |
484 | { | |
485 | struct bridge *br, *next_br; | |
486 | ||
764072fd | 487 | HMAP_FOR_EACH_SAFE (br, next_br, node, &all_bridges) { |
ee45ad81 BP |
488 | bridge_destroy(br); |
489 | } | |
490 | ovsdb_idl_destroy(idl); | |
491 | } | |
492 | ||
cd11000b BP |
493 | /* Looks at the list of managers in 'ovs_cfg' and extracts their remote IP |
494 | * addresses and ports into '*managersp' and '*n_managersp'. The caller is | |
495 | * responsible for freeing '*managersp' (with free()). | |
496 | * | |
497 | * You may be asking yourself "why does ovs-vswitchd care?", because | |
498 | * ovsdb-server is responsible for connecting to the managers, and ovs-vswitchd | |
499 | * should not be and in fact is not directly involved in that. But | |
500 | * ovs-vswitchd needs to make sure that ovsdb-server can reach the managers, so | |
501 | * it has to tell in-band control where the managers are to enable that. | |
94db5407 | 502 | * (Thus, only managers connected in-band are collected.) |
cd11000b BP |
503 | */ |
504 | static void | |
94db5407 BP |
505 | collect_in_band_managers(const struct ovsrec_open_vswitch *ovs_cfg, |
506 | struct sockaddr_in **managersp, size_t *n_managersp) | |
cd11000b BP |
507 | { |
508 | struct sockaddr_in *managers = NULL; | |
509 | size_t n_managers = 0; | |
b3c01ed3 | 510 | struct sset targets; |
94db5407 BP |
511 | size_t i; |
512 | ||
289df16d AE |
513 | /* Collect all of the potential targets from the "targets" columns of the |
514 | * rows pointed to by "manager_options", excluding any that are | |
515 | * out-of-band. */ | |
b3c01ed3 | 516 | sset_init(&targets); |
94db5407 BP |
517 | for (i = 0; i < ovs_cfg->n_manager_options; i++) { |
518 | struct ovsrec_manager *m = ovs_cfg->manager_options[i]; | |
519 | ||
520 | if (m->connection_mode && !strcmp(m->connection_mode, "out-of-band")) { | |
b3c01ed3 | 521 | sset_find_and_delete(&targets, m->target); |
94db5407 | 522 | } else { |
b3c01ed3 | 523 | sset_add(&targets, m->target); |
94db5407 BP |
524 | } |
525 | } | |
cd11000b | 526 | |
94db5407 | 527 | /* Now extract the targets' IP addresses. */ |
b3c01ed3 BP |
528 | if (!sset_is_empty(&targets)) { |
529 | const char *target; | |
cd11000b | 530 | |
b3c01ed3 BP |
531 | managers = xmalloc(sset_count(&targets) * sizeof *managers); |
532 | SSET_FOR_EACH (target, &targets) { | |
02334943 JR |
533 | union { |
534 | struct sockaddr_storage ss; | |
535 | struct sockaddr_in in; | |
536 | } sa; | |
cd11000b | 537 | |
d4763d1d | 538 | if (stream_parse_target_with_default_port(target, OVSDB_PORT, |
02334943 JR |
539 | &sa.ss) |
540 | && sa.ss.ss_family == AF_INET) { | |
541 | managers[n_managers++] = sa.in; | |
cd11000b BP |
542 | } |
543 | } | |
544 | } | |
b3c01ed3 | 545 | sset_destroy(&targets); |
cd11000b BP |
546 | |
547 | *managersp = managers; | |
548 | *n_managersp = n_managers; | |
549 | } | |
550 | ||
c5187f17 | 551 | static void |
76343538 | 552 | bridge_reconfigure(const struct ovsrec_open_vswitch *ovs_cfg) |
064af421 | 553 | { |
52a90c29 | 554 | unsigned long int *splinter_vlans; |
2a73b1d7 BP |
555 | struct sockaddr_in *managers; |
556 | struct bridge *br, *next; | |
557 | int sflow_bridge_number; | |
558 | size_t n_managers; | |
064af421 BP |
559 | |
560 | COVERAGE_INC(bridge_reconfigure); | |
561 | ||
e79a6c83 EJ |
562 | ofproto_set_flow_limit(smap_get_int(&ovs_cfg->other_config, "flow-limit", |
563 | OFPROTO_FLOW_LIMIT_DEFAULT)); | |
72310b04 JS |
564 | ofproto_set_max_idle(smap_get_int(&ovs_cfg->other_config, "max-idle", |
565 | OFPROTO_MAX_IDLE_DEFAULT)); | |
f2eee189 AW |
566 | ofproto_set_n_dpdk_rxqs(smap_get_int(&ovs_cfg->other_config, |
567 | "n-dpdk-rxqs", 0)); | |
568 | ofproto_set_cpu_mask(smap_get(&ovs_cfg->other_config, "pmd-cpu-mask")); | |
380f49c4 | 569 | |
6567010f | 570 | ofproto_set_threads( |
e79a6c83 EJ |
571 | smap_get_int(&ovs_cfg->other_config, "n-handler-threads", 0), |
572 | smap_get_int(&ovs_cfg->other_config, "n-revalidator-threads", 0)); | |
448a4b2f | 573 | |
bae7208e | 574 | /* Destroy "struct bridge"s, "struct port"s, and "struct iface"s according |
2a73b1d7 | 575 | * to 'ovs_cfg', with only very minimal configuration otherwise. |
66da9bef | 576 | * |
bae7208e EJ |
577 | * This is mostly an update to bridge data structures. Nothing is pushed |
578 | * down to ofproto or lower layers. */ | |
66da9bef | 579 | add_del_bridges(ovs_cfg); |
52a90c29 | 580 | splinter_vlans = collect_splinter_vlans(ovs_cfg); |
764072fd | 581 | HMAP_FOR_EACH (br, node, &all_bridges) { |
2a73b1d7 BP |
582 | bridge_collect_wanted_ports(br, splinter_vlans, &br->wanted_ports); |
583 | bridge_del_ports(br, &br->wanted_ports); | |
76343538 | 584 | } |
52a90c29 | 585 | free(splinter_vlans); |
064af421 | 586 | |
2a73b1d7 BP |
587 | /* Start pushing configuration changes down to the ofproto layer: |
588 | * | |
589 | * - Delete ofprotos that are no longer configured. | |
590 | * | |
591 | * - Delete ports that are no longer configured. | |
592 | * | |
593 | * - Reconfigure existing ports to their desired configurations, or | |
594 | * delete them if not possible. | |
595 | * | |
596 | * We have to do all the deletions before we can do any additions, because | |
597 | * the ports to be added might require resources that will be freed up by | |
598 | * deletions (they might especially overlap in name). */ | |
599 | bridge_delete_ofprotos(); | |
bae7208e | 600 | HMAP_FOR_EACH (br, node, &all_bridges) { |
2a73b1d7 BP |
601 | if (br->ofproto) { |
602 | bridge_delete_or_reconfigure_ports(br); | |
76343538 | 603 | } |
064af421 | 604 | } |
35a22d8c | 605 | |
2a73b1d7 BP |
606 | /* Finish pushing configuration changes to the ofproto layer: |
607 | * | |
608 | * - Create ofprotos that are missing. | |
609 | * | |
610 | * - Add ports that are missing. */ | |
611 | HMAP_FOR_EACH_SAFE (br, next, node, &all_bridges) { | |
612 | if (!br->ofproto) { | |
613 | int error; | |
bae7208e | 614 | |
2a73b1d7 BP |
615 | error = ofproto_create(br->name, br->type, &br->ofproto); |
616 | if (error) { | |
617 | VLOG_ERR("failed to create bridge %s: %s", br->name, | |
618 | ovs_strerror(error)); | |
619 | shash_destroy(&br->wanted_ports); | |
620 | bridge_destroy(br); | |
b5cbbcf6 AZ |
621 | } else { |
622 | /* Trigger storing datapath version. */ | |
623 | seq_change(connectivity_seq_get()); | |
e56365a5 | 624 | } |
064af421 BP |
625 | } |
626 | } | |
e8192d80 | 627 | HMAP_FOR_EACH (br, node, &all_bridges) { |
2a73b1d7 BP |
628 | bridge_add_ports(br, &br->wanted_ports); |
629 | shash_destroy(&br->wanted_ports); | |
064af421 | 630 | } |
064af421 | 631 | |
2a73b1d7 | 632 | reconfigure_system_stats(ovs_cfg); |
bae7208e | 633 | |
66da9bef BP |
634 | /* Complete the configuration. */ |
635 | sflow_bridge_number = 0; | |
636 | collect_in_band_managers(ovs_cfg, &managers, &n_managers); | |
764072fd | 637 | HMAP_FOR_EACH (br, node, &all_bridges) { |
8052fb14 | 638 | struct port *port; |
064af421 | 639 | |
f145afdc BP |
640 | /* We need the datapath ID early to allow LACP ports to use it as the |
641 | * default system ID. */ | |
642 | bridge_configure_datapath_id(br); | |
643 | ||
8052fb14 | 644 | HMAP_FOR_EACH (port, hmap_node, &br->ports) { |
83db7968 | 645 | struct iface *iface; |
52df17e7 | 646 | |
fa066f01 | 647 | port_configure(port); |
c1c9c9c4 | 648 | |
48e1b7fb | 649 | LIST_FOR_EACH (iface, port_elem, &port->ifaces) { |
59804c80 | 650 | iface_set_ofport(iface->cfg, iface->ofp_port); |
bbe6109d TG |
651 | /* Clear eventual previous errors */ |
652 | ovsrec_interface_set_error(iface->cfg, NULL); | |
66da9bef BP |
653 | iface_configure_cfm(iface); |
654 | iface_configure_qos(iface, port->cfg->qos); | |
21a955fc | 655 | iface_set_mac(br, port, iface); |
ccc09689 EJ |
656 | ofproto_port_set_bfd(br->ofproto, iface->ofp_port, |
657 | &iface->cfg->bfd); | |
99eef98b DF |
658 | ofproto_port_set_lldp(br->ofproto, iface->ofp_port, |
659 | &iface->cfg->lldp); | |
064af421 BP |
660 | } |
661 | } | |
fa066f01 | 662 | bridge_configure_mirrors(br); |
8402c74b | 663 | bridge_configure_forward_bpdu(br); |
c4069512 | 664 | bridge_configure_mac_table(br); |
dc2b70ba | 665 | bridge_configure_mcast_snooping(br); |
fa066f01 | 666 | bridge_configure_remotes(br, managers, n_managers); |
66da9bef BP |
667 | bridge_configure_netflow(br); |
668 | bridge_configure_sflow(br, &sflow_bridge_number); | |
29089a54 | 669 | bridge_configure_ipfix(br); |
7af77bbd | 670 | bridge_configure_spanning_tree(br); |
254750ce | 671 | bridge_configure_tables(br); |
8b6ff729 | 672 | bridge_configure_dp_desc(br); |
99eef98b | 673 | bridge_configure_aa(br); |
064af421 | 674 | } |
66da9bef | 675 | free(managers); |
aeed7879 BP |
676 | |
677 | /* The ofproto-dpif provider does some final reconfiguration in its | |
678 | * ->type_run() function. We have to call it before notifying the database | |
679 | * client that reconfiguration is complete, otherwise there is a very | |
680 | * narrow race window in which e.g. ofproto/trace will not recognize the | |
681 | * new configuration (sometimes this causes unit test failures). */ | |
682 | bridge_run__(); | |
66da9bef | 683 | } |
064af421 | 684 | |
bae7208e EJ |
685 | /* Delete ofprotos which aren't configured or have the wrong type. Create |
686 | * ofprotos which don't exist but need to. */ | |
66da9bef | 687 | static void |
2a73b1d7 | 688 | bridge_delete_ofprotos(void) |
66da9bef | 689 | { |
2a73b1d7 | 690 | struct bridge *br; |
f79e673f BP |
691 | struct sset names; |
692 | struct sset types; | |
66da9bef | 693 | const char *type; |
6c88d577 | 694 | |
bae7208e | 695 | /* Delete ofprotos with no bridge or with the wrong type. */ |
f79e673f BP |
696 | sset_init(&names); |
697 | sset_init(&types); | |
698 | ofproto_enumerate_types(&types); | |
699 | SSET_FOR_EACH (type, &types) { | |
66da9bef | 700 | const char *name; |
3a6ccc8c | 701 | |
f79e673f BP |
702 | ofproto_enumerate_names(type, &names); |
703 | SSET_FOR_EACH (name, &names) { | |
bae7208e | 704 | br = bridge_lookup(name); |
66da9bef | 705 | if (!br || strcmp(type, br->type)) { |
f79e673f | 706 | ofproto_delete(name, type); |
3a6ccc8c | 707 | } |
b31bcf60 EJ |
708 | } |
709 | } | |
f79e673f BP |
710 | sset_destroy(&names); |
711 | sset_destroy(&types); | |
2a73b1d7 | 712 | } |
76343538 | 713 | |
2a73b1d7 BP |
714 | static ofp_port_t * |
715 | add_ofp_port(ofp_port_t port, ofp_port_t *ports, size_t *n, size_t *allocated) | |
716 | { | |
717 | if (*n >= *allocated) { | |
718 | ports = x2nrealloc(ports, allocated, sizeof *ports); | |
719 | } | |
720 | ports[(*n)++] = port; | |
721 | return ports; | |
722 | } | |
bae7208e | 723 | |
2a73b1d7 BP |
724 | static void |
725 | bridge_delete_or_reconfigure_ports(struct bridge *br) | |
726 | { | |
727 | struct ofproto_port ofproto_port; | |
728 | struct ofproto_port_dump dump; | |
729 | ||
96be8de5 BP |
730 | struct sset ofproto_ports; |
731 | struct port *port, *port_next; | |
732 | ||
2a73b1d7 BP |
733 | /* List of "ofp_port"s to delete. We make a list instead of deleting them |
734 | * right away because ofproto implementations aren't necessarily able to | |
735 | * iterate through a changing list of ports in an entirely robust way. */ | |
736 | ofp_port_t *del; | |
737 | size_t n, allocated; | |
738 | size_t i; | |
739 | ||
740 | del = NULL; | |
741 | n = allocated = 0; | |
96be8de5 | 742 | sset_init(&ofproto_ports); |
bae7208e | 743 | |
96be8de5 BP |
744 | /* Main task: Iterate over the ports in 'br->ofproto' and remove the ports |
745 | * that are not configured in the database. (This commonly happens when | |
746 | * ports have been deleted, e.g. with "ovs-vsctl del-port".) | |
747 | * | |
748 | * Side tasks: Reconfigure the ports that are still in 'br'. Delete ports | |
749 | * that have the wrong OpenFlow port number (and arrange to add them back | |
750 | * with the correct OpenFlow port number). */ | |
2a73b1d7 | 751 | OFPROTO_PORT_FOR_EACH (&ofproto_port, &dump, br->ofproto) { |
4abb8608 | 752 | ofp_port_t requested_ofp_port; |
2a73b1d7 | 753 | struct iface *iface; |
bae7208e | 754 | |
96be8de5 BP |
755 | sset_add(&ofproto_ports, ofproto_port.name); |
756 | ||
2a73b1d7 BP |
757 | iface = iface_lookup(br, ofproto_port.name); |
758 | if (!iface) { | |
759 | /* No such iface is configured, so we should delete this | |
760 | * ofproto_port. | |
761 | * | |
762 | * As a corner case exception, keep the port if it's a bond fake | |
763 | * interface. */ | |
764 | if (bridge_has_bond_fake_iface(br, ofproto_port.name) | |
765 | && !strcmp(ofproto_port.type, "internal")) { | |
bae7208e EJ |
766 | continue; |
767 | } | |
2a73b1d7 BP |
768 | goto delete; |
769 | } | |
bae7208e | 770 | |
2a73b1d7 | 771 | if (strcmp(ofproto_port.type, iface->type) |
bbe6109d | 772 | || netdev_set_config(iface->netdev, &iface->cfg->options, NULL)) { |
2a73b1d7 BP |
773 | /* The interface is the wrong type or can't be configured. |
774 | * Delete it. */ | |
775 | goto delete; | |
bae7208e EJ |
776 | } |
777 | ||
4abb8608 BP |
778 | /* If the requested OpenFlow port for 'iface' changed, and it's not |
779 | * already the correct port, then we might want to temporarily delete | |
780 | * this interface, so we can add it back again with the new OpenFlow | |
781 | * port number. */ | |
782 | requested_ofp_port = iface_get_requested_ofp_port(iface->cfg); | |
783 | if (iface->ofp_port != OFPP_LOCAL && | |
784 | requested_ofp_port != OFPP_NONE && | |
785 | requested_ofp_port != iface->ofp_port) { | |
786 | ofp_port_t victim_request; | |
787 | struct iface *victim; | |
788 | ||
789 | /* Check for an existing OpenFlow port currently occupying | |
790 | * 'iface''s requested port number. If there isn't one, then | |
791 | * delete this port. Otherwise we need to consider further. */ | |
792 | victim = iface_from_ofp_port(br, requested_ofp_port); | |
793 | if (!victim) { | |
794 | goto delete; | |
795 | } | |
796 | ||
797 | /* 'victim' is a port currently using 'iface''s requested port | |
798 | * number. Unless 'victim' specifically requested that port | |
799 | * number, too, then we can delete both 'iface' and 'victim' | |
800 | * temporarily. (We'll add both of them back again later with new | |
801 | * OpenFlow port numbers.) | |
802 | * | |
803 | * If 'victim' did request port number 'requested_ofp_port', just | |
804 | * like 'iface', then that's a configuration inconsistency that we | |
805 | * can't resolve. We might as well let it keep its current port | |
806 | * number. */ | |
807 | victim_request = iface_get_requested_ofp_port(victim->cfg); | |
808 | if (victim_request != requested_ofp_port) { | |
809 | del = add_ofp_port(victim->ofp_port, del, &n, &allocated); | |
810 | iface_destroy(victim); | |
811 | goto delete; | |
812 | } | |
813 | } | |
814 | ||
2a73b1d7 BP |
815 | /* Keep it. */ |
816 | continue; | |
817 | ||
818 | delete: | |
819 | iface_destroy(iface); | |
820 | del = add_ofp_port(ofproto_port.ofp_port, del, &n, &allocated); | |
821 | } | |
2a73b1d7 BP |
822 | for (i = 0; i < n; i++) { |
823 | ofproto_port_del(br->ofproto, del[i]); | |
824 | } | |
825 | free(del); | |
96be8de5 BP |
826 | |
827 | /* Iterate over this module's idea of interfaces in 'br'. Remove any ports | |
828 | * that we didn't see when we iterated through the datapath, i.e. ports | |
829 | * that disappeared underneath use. This is an unusual situation, but it | |
830 | * can happen in some cases: | |
831 | * | |
832 | * - An admin runs a command like "ovs-dpctl del-port" (which is a bad | |
833 | * idea but could happen). | |
834 | * | |
835 | * - The port represented a device that disappeared, e.g. a tuntap | |
836 | * device destroyed via "tunctl -d", a physical Ethernet device | |
837 | * whose module was just unloaded via "rmmod", or a virtual NIC for a | |
838 | * VM whose VM was just terminated. */ | |
839 | HMAP_FOR_EACH_SAFE (port, port_next, hmap_node, &br->ports) { | |
840 | struct iface *iface, *iface_next; | |
841 | ||
842 | LIST_FOR_EACH_SAFE (iface, iface_next, port_elem, &port->ifaces) { | |
843 | if (!sset_contains(&ofproto_ports, iface->name)) { | |
844 | iface_destroy__(iface); | |
845 | } | |
846 | } | |
847 | ||
848 | if (list_is_empty(&port->ifaces)) { | |
849 | port_destroy(port); | |
850 | } | |
851 | } | |
852 | sset_destroy(&ofproto_ports); | |
2a73b1d7 BP |
853 | } |
854 | ||
855 | static void | |
4abb8608 BP |
856 | bridge_add_ports__(struct bridge *br, const struct shash *wanted_ports, |
857 | bool with_requested_port) | |
2a73b1d7 BP |
858 | { |
859 | struct shash_node *port_node; | |
860 | ||
861 | SHASH_FOR_EACH (port_node, wanted_ports) { | |
862 | const struct ovsrec_port *port_cfg = port_node->data; | |
863 | size_t i; | |
864 | ||
865 | for (i = 0; i < port_cfg->n_interfaces; i++) { | |
866 | const struct ovsrec_interface *iface_cfg = port_cfg->interfaces[i]; | |
4abb8608 BP |
867 | ofp_port_t requested_ofp_port; |
868 | ||
869 | requested_ofp_port = iface_get_requested_ofp_port(iface_cfg); | |
870 | if ((requested_ofp_port != OFPP_NONE) == with_requested_port) { | |
871 | struct iface *iface = iface_lookup(br, iface_cfg->name); | |
2a73b1d7 | 872 | |
4abb8608 BP |
873 | if (!iface) { |
874 | iface_create(br, iface_cfg, port_cfg); | |
875 | } | |
2a73b1d7 | 876 | } |
bae7208e | 877 | } |
66da9bef | 878 | } |
093e47f4 | 879 | } |
c3827f61 | 880 | |
4abb8608 BP |
881 | static void |
882 | bridge_add_ports(struct bridge *br, const struct shash *wanted_ports) | |
883 | { | |
884 | /* First add interfaces that request a particular port number. */ | |
885 | bridge_add_ports__(br, wanted_ports, true); | |
886 | ||
887 | /* Then add interfaces that want automatic port number assignment. | |
888 | * We add these afterward to avoid accidentally taking a specifically | |
889 | * requested port number. */ | |
890 | bridge_add_ports__(br, wanted_ports, false); | |
891 | } | |
892 | ||
fa066f01 BP |
893 | static void |
894 | port_configure(struct port *port) | |
895 | { | |
896 | const struct ovsrec_port *cfg = port->cfg; | |
897 | struct bond_settings bond_settings; | |
898 | struct lacp_settings lacp_settings; | |
899 | struct ofproto_bundle_settings s; | |
900 | struct iface *iface; | |
82057f51 | 901 | |
52a90c29 BP |
902 | if (cfg->vlan_mode && !strcmp(cfg->vlan_mode, "splinter")) { |
903 | configure_splinter_port(port); | |
904 | return; | |
905 | } | |
906 | ||
fa066f01 BP |
907 | /* Get name. */ |
908 | s.name = port->name; | |
3a6ccc8c | 909 | |
fa066f01 BP |
910 | /* Get slaves. */ |
911 | s.n_slaves = 0; | |
912 | s.slaves = xmalloc(list_size(&port->ifaces) * sizeof *s.slaves); | |
913 | LIST_FOR_EACH (iface, port_elem, &port->ifaces) { | |
892815f5 | 914 | s.slaves[s.n_slaves++] = iface->ofp_port; |
fa066f01 | 915 | } |
c3827f61 | 916 | |
fa066f01 BP |
917 | /* Get VLAN tag. */ |
918 | s.vlan = -1; | |
acaf1486 BP |
919 | if (cfg->tag && *cfg->tag >= 0 && *cfg->tag <= 4095) { |
920 | s.vlan = *cfg->tag; | |
fa066f01 | 921 | } |
b0ec0f27 | 922 | |
fa066f01 BP |
923 | /* Get VLAN trunks. */ |
924 | s.trunks = NULL; | |
ecac4ebf | 925 | if (cfg->n_trunks) { |
fa066f01 | 926 | s.trunks = vlan_bitmap_from_array(cfg->trunks, cfg->n_trunks); |
ecac4ebf BP |
927 | } |
928 | ||
929 | /* Get VLAN mode. */ | |
930 | if (cfg->vlan_mode) { | |
931 | if (!strcmp(cfg->vlan_mode, "access")) { | |
932 | s.vlan_mode = PORT_VLAN_ACCESS; | |
933 | } else if (!strcmp(cfg->vlan_mode, "trunk")) { | |
934 | s.vlan_mode = PORT_VLAN_TRUNK; | |
935 | } else if (!strcmp(cfg->vlan_mode, "native-tagged")) { | |
936 | s.vlan_mode = PORT_VLAN_NATIVE_TAGGED; | |
937 | } else if (!strcmp(cfg->vlan_mode, "native-untagged")) { | |
938 | s.vlan_mode = PORT_VLAN_NATIVE_UNTAGGED; | |
939 | } else { | |
940 | /* This "can't happen" because ovsdb-server should prevent it. */ | |
65a0903b TG |
941 | VLOG_WARN("port %s: unknown VLAN mode %s, falling " |
942 | "back to trunk mode", port->name, cfg->vlan_mode); | |
ecac4ebf BP |
943 | s.vlan_mode = PORT_VLAN_TRUNK; |
944 | } | |
945 | } else { | |
946 | if (s.vlan >= 0) { | |
947 | s.vlan_mode = PORT_VLAN_ACCESS; | |
948 | if (cfg->n_trunks) { | |
65a0903b TG |
949 | VLOG_WARN("port %s: ignoring trunks in favor of implicit vlan", |
950 | port->name); | |
ecac4ebf BP |
951 | } |
952 | } else { | |
953 | s.vlan_mode = PORT_VLAN_TRUNK; | |
954 | } | |
064af421 | 955 | } |
a699f614 EJ |
956 | s.use_priority_tags = smap_get_bool(&cfg->other_config, "priority-tags", |
957 | false); | |
064af421 | 958 | |
fa066f01 BP |
959 | /* Get LACP settings. */ |
960 | s.lacp = port_configure_lacp(port, &lacp_settings); | |
961 | if (s.lacp) { | |
962 | size_t i = 0; | |
064af421 | 963 | |
fa066f01 BP |
964 | s.lacp_slaves = xmalloc(s.n_slaves * sizeof *s.lacp_slaves); |
965 | LIST_FOR_EACH (iface, port_elem, &port->ifaces) { | |
966 | iface_configure_lacp(iface, &s.lacp_slaves[i++]); | |
064af421 | 967 | } |
fa066f01 BP |
968 | } else { |
969 | s.lacp_slaves = NULL; | |
970 | } | |
064af421 | 971 | |
fa066f01 BP |
972 | /* Get bond settings. */ |
973 | if (s.n_slaves > 1) { | |
fa066f01 | 974 | s.bond = &bond_settings; |
df53d41c | 975 | port_configure_bond(port, &bond_settings); |
fa066f01 BP |
976 | } else { |
977 | s.bond = NULL; | |
1670c579 EJ |
978 | LIST_FOR_EACH (iface, port_elem, &port->ifaces) { |
979 | netdev_set_miimon_interval(iface->netdev, 0); | |
980 | } | |
fa066f01 | 981 | } |
093e47f4 | 982 | |
fa066f01 BP |
983 | /* Register. */ |
984 | ofproto_bundle_register(port->bridge->ofproto, port, &s); | |
76343538 | 985 | |
fa066f01 | 986 | /* Clean up. */ |
4e51de4c | 987 | free(s.slaves); |
fa066f01 BP |
988 | free(s.trunks); |
989 | free(s.lacp_slaves); | |
990 | } | |
76343538 | 991 | |
6f90b8f4 BP |
992 | /* Pick local port hardware address and datapath ID for 'br'. */ |
993 | static void | |
994 | bridge_configure_datapath_id(struct bridge *br) | |
995 | { | |
996 | uint8_t ea[ETH_ADDR_LEN]; | |
997 | uint64_t dpid; | |
998 | struct iface *local_iface; | |
999 | struct iface *hw_addr_iface; | |
1000 | char *dpid_string; | |
76343538 | 1001 | |
6f90b8f4 | 1002 | bridge_pick_local_hw_addr(br, ea, &hw_addr_iface); |
892815f5 | 1003 | local_iface = iface_from_ofp_port(br, OFPP_LOCAL); |
6f90b8f4 BP |
1004 | if (local_iface) { |
1005 | int error = netdev_set_etheraddr(local_iface->netdev, ea); | |
1006 | if (error) { | |
1007 | static struct vlog_rate_limit rl = VLOG_RATE_LIMIT_INIT(1, 5); | |
1008 | VLOG_ERR_RL(&rl, "bridge %s: failed to set bridge " | |
1009 | "Ethernet address: %s", | |
10a89ef0 | 1010 | br->name, ovs_strerror(error)); |
6f90b8f4 BP |
1011 | } |
1012 | } | |
1013 | memcpy(br->ea, ea, ETH_ADDR_LEN); | |
76343538 | 1014 | |
6f90b8f4 | 1015 | dpid = bridge_pick_datapath_id(br, ea, hw_addr_iface); |
e825ace2 BP |
1016 | if (dpid != ofproto_get_datapath_id(br->ofproto)) { |
1017 | VLOG_INFO("bridge %s: using datapath ID %016"PRIx64, br->name, dpid); | |
1018 | ofproto_set_datapath_id(br->ofproto, dpid); | |
1019 | } | |
76343538 | 1020 | |
6f90b8f4 BP |
1021 | dpid_string = xasprintf("%016"PRIx64, dpid); |
1022 | ovsrec_bridge_set_datapath_id(br->cfg, dpid_string); | |
1023 | free(dpid_string); | |
1024 | } | |
064af421 | 1025 | |
7beaa082 SH |
1026 | /* Returns a bitmap of "enum ofputil_protocol"s that are allowed for use with |
1027 | * 'br'. */ | |
1028 | static uint32_t | |
1029 | bridge_get_allowed_versions(struct bridge *br) | |
1030 | { | |
1031 | if (!br->cfg->n_protocols) | |
1032 | return 0; | |
1033 | ||
aa233d57 BP |
1034 | return ofputil_versions_from_strings(br->cfg->protocols, |
1035 | br->cfg->n_protocols); | |
7beaa082 SH |
1036 | } |
1037 | ||
6f90b8f4 BP |
1038 | /* Set NetFlow configuration on 'br'. */ |
1039 | static void | |
1040 | bridge_configure_netflow(struct bridge *br) | |
1041 | { | |
1042 | struct ovsrec_netflow *cfg = br->cfg->netflow; | |
1043 | struct netflow_options opts; | |
72b06300 | 1044 | |
6f90b8f4 BP |
1045 | if (!cfg) { |
1046 | ofproto_set_netflow(br->ofproto, NULL); | |
1047 | return; | |
1048 | } | |
a4af0040 | 1049 | |
6f90b8f4 | 1050 | memset(&opts, 0, sizeof opts); |
72b06300 | 1051 | |
6f90b8f4 BP |
1052 | /* Get default NetFlow configuration from datapath. |
1053 | * Apply overrides from 'cfg'. */ | |
1054 | ofproto_get_netflow_ids(br->ofproto, &opts.engine_type, &opts.engine_id); | |
1055 | if (cfg->engine_type) { | |
1056 | opts.engine_type = *cfg->engine_type; | |
1057 | } | |
1058 | if (cfg->engine_id) { | |
1059 | opts.engine_id = *cfg->engine_id; | |
1060 | } | |
72b06300 | 1061 | |
6f90b8f4 BP |
1062 | /* Configure active timeout interval. */ |
1063 | opts.active_timeout = cfg->active_timeout; | |
1064 | if (!opts.active_timeout) { | |
1065 | opts.active_timeout = -1; | |
1066 | } else if (opts.active_timeout < 0) { | |
1067 | VLOG_WARN("bridge %s: active timeout interval set to negative " | |
1068 | "value, using default instead (%d seconds)", br->name, | |
1069 | NF_ACTIVE_TIMEOUT_DEFAULT); | |
1070 | opts.active_timeout = -1; | |
1071 | } | |
72b06300 | 1072 | |
6f90b8f4 BP |
1073 | /* Add engine ID to interface number to disambiguate bridgs? */ |
1074 | opts.add_id_to_iface = cfg->add_id_to_interface; | |
1075 | if (opts.add_id_to_iface) { | |
1076 | if (opts.engine_id > 0x7f) { | |
1077 | VLOG_WARN("bridge %s: NetFlow port mangling may conflict with " | |
1078 | "another vswitch, choose an engine id less than 128", | |
1079 | br->name); | |
1080 | } | |
1081 | if (hmap_count(&br->ports) > 508) { | |
1082 | VLOG_WARN("bridge %s: NetFlow port mangling will conflict with " | |
1083 | "another port when more than 508 ports are used", | |
1084 | br->name); | |
1085 | } | |
1086 | } | |
72b06300 | 1087 | |
6f90b8f4 BP |
1088 | /* Collectors. */ |
1089 | sset_init(&opts.collectors); | |
1090 | sset_add_array(&opts.collectors, cfg->targets, cfg->n_targets); | |
a4af0040 | 1091 | |
6f90b8f4 BP |
1092 | /* Configure. */ |
1093 | if (ofproto_set_netflow(br->ofproto, &opts)) { | |
1094 | VLOG_ERR("bridge %s: problem setting netflow collectors", br->name); | |
1095 | } | |
1096 | sset_destroy(&opts.collectors); | |
1097 | } | |
72b06300 | 1098 | |
6f90b8f4 BP |
1099 | /* Set sFlow configuration on 'br'. */ |
1100 | static void | |
1101 | bridge_configure_sflow(struct bridge *br, int *sflow_bridge_number) | |
1102 | { | |
1103 | const struct ovsrec_sflow *cfg = br->cfg->sflow; | |
1104 | struct ovsrec_controller **controllers; | |
1105 | struct ofproto_sflow_options oso; | |
1106 | size_t n_controllers; | |
1107 | size_t i; | |
72b06300 | 1108 | |
6f90b8f4 BP |
1109 | if (!cfg) { |
1110 | ofproto_set_sflow(br->ofproto, NULL); | |
1111 | return; | |
064af421 | 1112 | } |
8052fb14 | 1113 | |
6f90b8f4 | 1114 | memset(&oso, 0, sizeof oso); |
52df17e7 | 1115 | |
6f90b8f4 BP |
1116 | sset_init(&oso.targets); |
1117 | sset_add_array(&oso.targets, cfg->targets, cfg->n_targets); | |
c1c9c9c4 | 1118 | |
6f90b8f4 BP |
1119 | oso.sampling_rate = SFL_DEFAULT_SAMPLING_RATE; |
1120 | if (cfg->sampling) { | |
1121 | oso.sampling_rate = *cfg->sampling; | |
064af421 | 1122 | } |
6f90b8f4 BP |
1123 | |
1124 | oso.polling_interval = SFL_DEFAULT_POLLING_INTERVAL; | |
1125 | if (cfg->polling) { | |
1126 | oso.polling_interval = *cfg->polling; | |
064af421 | 1127 | } |
093e47f4 | 1128 | |
6f90b8f4 BP |
1129 | oso.header_len = SFL_DEFAULT_HEADER_SIZE; |
1130 | if (cfg->header) { | |
1131 | oso.header_len = *cfg->header; | |
1132 | } | |
392730c4 | 1133 | |
6f90b8f4 BP |
1134 | oso.sub_id = (*sflow_bridge_number)++; |
1135 | oso.agent_device = cfg->agent; | |
392730c4 | 1136 | |
6f90b8f4 BP |
1137 | oso.control_ip = NULL; |
1138 | n_controllers = bridge_get_controllers(br, &controllers); | |
1139 | for (i = 0; i < n_controllers; i++) { | |
1140 | if (controllers[i]->local_ip) { | |
1141 | oso.control_ip = controllers[i]->local_ip; | |
1142 | break; | |
b31bcf60 EJ |
1143 | } |
1144 | } | |
6f90b8f4 | 1145 | ofproto_set_sflow(br->ofproto, &oso); |
b31bcf60 | 1146 | |
6f90b8f4 BP |
1147 | sset_destroy(&oso.targets); |
1148 | } | |
a7ff9bd7 | 1149 | |
88afd5fc RL |
1150 | /* Returns whether a IPFIX row is valid. */ |
1151 | static bool | |
1152 | ovsrec_ipfix_is_valid(const struct ovsrec_ipfix *ipfix) | |
1153 | { | |
1154 | return ipfix && ipfix->n_targets > 0; | |
1155 | } | |
1156 | ||
3388e51a RL |
1157 | /* Returns whether a Flow_Sample_Collector_Set row is valid. */ |
1158 | static bool | |
1159 | ovsrec_fscs_is_valid(const struct ovsrec_flow_sample_collector_set *fscs, | |
1160 | const struct bridge *br) | |
1161 | { | |
88afd5fc | 1162 | return ovsrec_ipfix_is_valid(fscs->ipfix) && fscs->bridge == br->cfg; |
3388e51a RL |
1163 | } |
1164 | ||
29089a54 RL |
1165 | /* Set IPFIX configuration on 'br'. */ |
1166 | static void | |
1167 | bridge_configure_ipfix(struct bridge *br) | |
1168 | { | |
1169 | const struct ovsrec_ipfix *be_cfg = br->cfg->ipfix; | |
88afd5fc | 1170 | bool valid_be_cfg = ovsrec_ipfix_is_valid(be_cfg); |
29089a54 RL |
1171 | const struct ovsrec_flow_sample_collector_set *fe_cfg; |
1172 | struct ofproto_ipfix_bridge_exporter_options be_opts; | |
1173 | struct ofproto_ipfix_flow_exporter_options *fe_opts = NULL; | |
1174 | size_t n_fe_opts = 0; | |
1175 | ||
1176 | OVSREC_FLOW_SAMPLE_COLLECTOR_SET_FOR_EACH(fe_cfg, idl) { | |
3388e51a | 1177 | if (ovsrec_fscs_is_valid(fe_cfg, br)) { |
29089a54 RL |
1178 | n_fe_opts++; |
1179 | } | |
1180 | } | |
1181 | ||
88afd5fc | 1182 | if (!valid_be_cfg && n_fe_opts == 0) { |
29089a54 RL |
1183 | ofproto_set_ipfix(br->ofproto, NULL, NULL, 0); |
1184 | return; | |
1185 | } | |
1186 | ||
88afd5fc | 1187 | if (valid_be_cfg) { |
29089a54 RL |
1188 | memset(&be_opts, 0, sizeof be_opts); |
1189 | ||
1190 | sset_init(&be_opts.targets); | |
1191 | sset_add_array(&be_opts.targets, be_cfg->targets, be_cfg->n_targets); | |
1192 | ||
1193 | if (be_cfg->sampling) { | |
1194 | be_opts.sampling_rate = *be_cfg->sampling; | |
1195 | } else { | |
1196 | be_opts.sampling_rate = SFL_DEFAULT_SAMPLING_RATE; | |
1197 | } | |
1198 | if (be_cfg->obs_domain_id) { | |
1199 | be_opts.obs_domain_id = *be_cfg->obs_domain_id; | |
1200 | } | |
1201 | if (be_cfg->obs_point_id) { | |
1202 | be_opts.obs_point_id = *be_cfg->obs_point_id; | |
1203 | } | |
978427a5 RL |
1204 | if (be_cfg->cache_active_timeout) { |
1205 | be_opts.cache_active_timeout = *be_cfg->cache_active_timeout; | |
1206 | } | |
1207 | if (be_cfg->cache_max_flows) { | |
1208 | be_opts.cache_max_flows = *be_cfg->cache_max_flows; | |
1209 | } | |
8b7ea2d4 WZ |
1210 | |
1211 | be_opts.enable_tunnel_sampling = smap_get_bool(&be_cfg->other_config, | |
1212 | "enable-tunnel-sampling", true); | |
1213 | ||
1214 | be_opts.enable_input_sampling = !smap_get_bool(&be_cfg->other_config, | |
1215 | "enable-input-sampling", false); | |
1216 | ||
1217 | be_opts.enable_output_sampling = !smap_get_bool(&be_cfg->other_config, | |
1218 | "enable-output-sampling", false); | |
29089a54 RL |
1219 | } |
1220 | ||
1221 | if (n_fe_opts > 0) { | |
1222 | struct ofproto_ipfix_flow_exporter_options *opts; | |
1223 | fe_opts = xcalloc(n_fe_opts, sizeof *fe_opts); | |
1224 | opts = fe_opts; | |
1225 | OVSREC_FLOW_SAMPLE_COLLECTOR_SET_FOR_EACH(fe_cfg, idl) { | |
3388e51a | 1226 | if (ovsrec_fscs_is_valid(fe_cfg, br)) { |
29089a54 RL |
1227 | opts->collector_set_id = fe_cfg->id; |
1228 | sset_init(&opts->targets); | |
1229 | sset_add_array(&opts->targets, fe_cfg->ipfix->targets, | |
1230 | fe_cfg->ipfix->n_targets); | |
978427a5 RL |
1231 | opts->cache_active_timeout = fe_cfg->ipfix->cache_active_timeout |
1232 | ? *fe_cfg->ipfix->cache_active_timeout : 0; | |
1233 | opts->cache_max_flows = fe_cfg->ipfix->cache_max_flows | |
1234 | ? *fe_cfg->ipfix->cache_max_flows : 0; | |
29089a54 RL |
1235 | opts++; |
1236 | } | |
1237 | } | |
1238 | } | |
1239 | ||
88afd5fc | 1240 | ofproto_set_ipfix(br->ofproto, valid_be_cfg ? &be_opts : NULL, fe_opts, |
29089a54 RL |
1241 | n_fe_opts); |
1242 | ||
88afd5fc | 1243 | if (valid_be_cfg) { |
29089a54 RL |
1244 | sset_destroy(&be_opts.targets); |
1245 | } | |
1246 | ||
1247 | if (n_fe_opts > 0) { | |
1248 | struct ofproto_ipfix_flow_exporter_options *opts = fe_opts; | |
1249 | size_t i; | |
1250 | for (i = 0; i < n_fe_opts; i++) { | |
1251 | sset_destroy(&opts->targets); | |
1252 | opts++; | |
1253 | } | |
1254 | free(fe_opts); | |
1255 | } | |
1256 | } | |
1257 | ||
21f7563c JP |
1258 | static void |
1259 | port_configure_stp(const struct ofproto *ofproto, struct port *port, | |
1260 | struct ofproto_port_stp_settings *port_s, | |
1261 | int *port_num_counter, unsigned long *port_num_bitmap) | |
1262 | { | |
1263 | const char *config_str; | |
1264 | struct iface *iface; | |
1265 | ||
079b5942 | 1266 | if (!smap_get_bool(&port->cfg->other_config, "stp-enable", true)) { |
21f7563c JP |
1267 | port_s->enable = false; |
1268 | return; | |
1269 | } else { | |
1270 | port_s->enable = true; | |
1271 | } | |
1272 | ||
1273 | /* STP over bonds is not supported. */ | |
1274 | if (!list_is_singleton(&port->ifaces)) { | |
1275 | VLOG_ERR("port %s: cannot enable STP on bonds, disabling", | |
1276 | port->name); | |
1277 | port_s->enable = false; | |
1278 | return; | |
1279 | } | |
1280 | ||
1281 | iface = CONTAINER_OF(list_front(&port->ifaces), struct iface, port_elem); | |
1282 | ||
1283 | /* Internal ports shouldn't participate in spanning tree, so | |
1284 | * skip them. */ | |
1285 | if (!strcmp(iface->type, "internal")) { | |
1286 | VLOG_DBG("port %s: disable STP on internal ports", port->name); | |
1287 | port_s->enable = false; | |
1288 | return; | |
1289 | } | |
1290 | ||
1291 | /* STP on mirror output ports is not supported. */ | |
1292 | if (ofproto_is_mirror_output_bundle(ofproto, port)) { | |
1293 | VLOG_DBG("port %s: disable STP on mirror ports", port->name); | |
1294 | port_s->enable = false; | |
1295 | return; | |
1296 | } | |
1297 | ||
a699f614 | 1298 | config_str = smap_get(&port->cfg->other_config, "stp-port-num"); |
21f7563c JP |
1299 | if (config_str) { |
1300 | unsigned long int port_num = strtoul(config_str, NULL, 0); | |
1301 | int port_idx = port_num - 1; | |
1302 | ||
1303 | if (port_num < 1 || port_num > STP_MAX_PORTS) { | |
1304 | VLOG_ERR("port %s: invalid stp-port-num", port->name); | |
1305 | port_s->enable = false; | |
1306 | return; | |
1307 | } | |
1308 | ||
1309 | if (bitmap_is_set(port_num_bitmap, port_idx)) { | |
1310 | VLOG_ERR("port %s: duplicate stp-port-num %lu, disabling", | |
1311 | port->name, port_num); | |
1312 | port_s->enable = false; | |
1313 | return; | |
1314 | } | |
1315 | bitmap_set1(port_num_bitmap, port_idx); | |
1316 | port_s->port_num = port_idx; | |
1317 | } else { | |
6019f124 | 1318 | if (*port_num_counter >= STP_MAX_PORTS) { |
21f7563c JP |
1319 | VLOG_ERR("port %s: too many STP ports, disabling", port->name); |
1320 | port_s->enable = false; | |
1321 | return; | |
1322 | } | |
1323 | ||
1324 | port_s->port_num = (*port_num_counter)++; | |
1325 | } | |
1326 | ||
a699f614 | 1327 | config_str = smap_get(&port->cfg->other_config, "stp-path-cost"); |
21f7563c JP |
1328 | if (config_str) { |
1329 | port_s->path_cost = strtoul(config_str, NULL, 10); | |
1330 | } else { | |
6c038611 | 1331 | enum netdev_features current; |
d02a5f8e | 1332 | unsigned int mbps; |
21f7563c | 1333 | |
d02a5f8e BP |
1334 | netdev_get_features(iface->netdev, ¤t, NULL, NULL, NULL); |
1335 | mbps = netdev_features_to_bps(current, 100 * 1000 * 1000) / 1000000; | |
1336 | port_s->path_cost = stp_convert_speed_to_cost(mbps); | |
21f7563c JP |
1337 | } |
1338 | ||
a699f614 | 1339 | config_str = smap_get(&port->cfg->other_config, "stp-port-priority"); |
21f7563c JP |
1340 | if (config_str) { |
1341 | port_s->priority = strtoul(config_str, NULL, 0); | |
1342 | } else { | |
1343 | port_s->priority = STP_DEFAULT_PORT_PRIORITY; | |
1344 | } | |
1345 | } | |
1346 | ||
9efd308e DV |
1347 | static void |
1348 | port_configure_rstp(const struct ofproto *ofproto, struct port *port, | |
1349 | struct ofproto_port_rstp_settings *port_s, int *port_num_counter) | |
1350 | { | |
1351 | const char *config_str; | |
1352 | struct iface *iface; | |
1353 | ||
1354 | if (!smap_get_bool(&port->cfg->other_config, "rstp-enable", true)) { | |
1355 | port_s->enable = false; | |
1356 | return; | |
1357 | } else { | |
1358 | port_s->enable = true; | |
1359 | } | |
1360 | ||
1361 | /* RSTP over bonds is not supported. */ | |
1362 | if (!list_is_singleton(&port->ifaces)) { | |
1363 | VLOG_ERR("port %s: cannot enable RSTP on bonds, disabling", | |
1364 | port->name); | |
1365 | port_s->enable = false; | |
1366 | return; | |
1367 | } | |
1368 | ||
1369 | iface = CONTAINER_OF(list_front(&port->ifaces), struct iface, port_elem); | |
1370 | ||
1371 | /* Internal ports shouldn't participate in spanning tree, so | |
1372 | * skip them. */ | |
1373 | if (!strcmp(iface->type, "internal")) { | |
1374 | VLOG_DBG("port %s: disable RSTP on internal ports", port->name); | |
1375 | port_s->enable = false; | |
1376 | return; | |
1377 | } | |
1378 | ||
1379 | /* RSTP on mirror output ports is not supported. */ | |
1380 | if (ofproto_is_mirror_output_bundle(ofproto, port)) { | |
1381 | VLOG_DBG("port %s: disable RSTP on mirror ports", port->name); | |
1382 | port_s->enable = false; | |
1383 | return; | |
1384 | } | |
1385 | ||
1386 | config_str = smap_get(&port->cfg->other_config, "rstp-port-num"); | |
1387 | if (config_str) { | |
1388 | unsigned long int port_num = strtoul(config_str, NULL, 0); | |
1389 | if (port_num < 1 || port_num > RSTP_MAX_PORTS) { | |
1390 | VLOG_ERR("port %s: invalid rstp-port-num", port->name); | |
1391 | port_s->enable = false; | |
1392 | return; | |
1393 | } | |
1394 | port_s->port_num = port_num; | |
4b30ba05 | 1395 | } else { |
9efd308e DV |
1396 | if (*port_num_counter >= RSTP_MAX_PORTS) { |
1397 | VLOG_ERR("port %s: too many RSTP ports, disabling", port->name); | |
1398 | port_s->enable = false; | |
1399 | return; | |
1400 | } | |
4b30ba05 JR |
1401 | /* If rstp-port-num is not specified, use 0. |
1402 | * rstp_port_set_port_number() will look for the first free one. */ | |
9efd308e DV |
1403 | port_s->port_num = 0; |
1404 | } | |
1405 | ||
1406 | config_str = smap_get(&port->cfg->other_config, "rstp-path-cost"); | |
1407 | if (config_str) { | |
1408 | port_s->path_cost = strtoul(config_str, NULL, 10); | |
1409 | } else { | |
1410 | enum netdev_features current; | |
1411 | unsigned int mbps; | |
1412 | ||
1413 | netdev_get_features(iface->netdev, ¤t, NULL, NULL, NULL); | |
1414 | mbps = netdev_features_to_bps(current, 100 * 1000 * 1000) / 1000000; | |
1415 | port_s->path_cost = rstp_convert_speed_to_cost(mbps); | |
1416 | } | |
1417 | ||
1418 | config_str = smap_get(&port->cfg->other_config, "rstp-port-priority"); | |
1419 | if (config_str) { | |
1420 | port_s->priority = strtoul(config_str, NULL, 0); | |
1421 | } else { | |
1422 | port_s->priority = RSTP_DEFAULT_PORT_PRIORITY; | |
1423 | } | |
1424 | ||
67e8c1ac JR |
1425 | config_str = smap_get(&port->cfg->other_config, "rstp-admin-p2p-mac"); |
1426 | if (config_str) { | |
1427 | port_s->admin_p2p_mac_state = strtoul(config_str, NULL, 0); | |
1428 | } else { | |
1429 | port_s->admin_p2p_mac_state = RSTP_ADMIN_P2P_MAC_FORCE_TRUE; | |
1430 | } | |
1431 | ||
1432 | port_s->admin_port_state = smap_get_bool(&port->cfg->other_config, | |
1433 | "rstp-admin-port-state", true); | |
1434 | ||
9efd308e DV |
1435 | port_s->admin_edge_port = smap_get_bool(&port->cfg->other_config, |
1436 | "rstp-port-admin-edge", false); | |
1437 | port_s->auto_edge = smap_get_bool(&port->cfg->other_config, | |
1438 | "rstp-port-auto-edge", true); | |
1439 | port_s->mcheck = smap_get_bool(&port->cfg->other_config, | |
1440 | "rstp-port-mcheck", false); | |
1441 | } | |
1442 | ||
21f7563c JP |
1443 | /* Set spanning tree configuration on 'br'. */ |
1444 | static void | |
7af77bbd | 1445 | bridge_configure_stp(struct bridge *br, bool enable_stp) |
21f7563c | 1446 | { |
7af77bbd | 1447 | if (!enable_stp) { |
9efd308e | 1448 | ofproto_set_stp(br->ofproto, NULL); |
21f7563c JP |
1449 | } else { |
1450 | struct ofproto_stp_settings br_s; | |
1451 | const char *config_str; | |
1452 | struct port *port; | |
1453 | int port_num_counter; | |
1454 | unsigned long *port_num_bitmap; | |
1455 | ||
a699f614 | 1456 | config_str = smap_get(&br->cfg->other_config, "stp-system-id"); |
21f7563c JP |
1457 | if (config_str) { |
1458 | uint8_t ea[ETH_ADDR_LEN]; | |
1459 | ||
1460 | if (eth_addr_from_string(config_str, ea)) { | |
1461 | br_s.system_id = eth_addr_to_uint64(ea); | |
1462 | } else { | |
1463 | br_s.system_id = eth_addr_to_uint64(br->ea); | |
1464 | VLOG_ERR("bridge %s: invalid stp-system-id, defaulting " | |
1465 | "to "ETH_ADDR_FMT, br->name, ETH_ADDR_ARGS(br->ea)); | |
1466 | } | |
1467 | } else { | |
1468 | br_s.system_id = eth_addr_to_uint64(br->ea); | |
1469 | } | |
1470 | ||
a699f614 | 1471 | config_str = smap_get(&br->cfg->other_config, "stp-priority"); |
21f7563c JP |
1472 | if (config_str) { |
1473 | br_s.priority = strtoul(config_str, NULL, 0); | |
1474 | } else { | |
1475 | br_s.priority = STP_DEFAULT_BRIDGE_PRIORITY; | |
1476 | } | |
1477 | ||
a699f614 | 1478 | config_str = smap_get(&br->cfg->other_config, "stp-hello-time"); |
21f7563c JP |
1479 | if (config_str) { |
1480 | br_s.hello_time = strtoul(config_str, NULL, 10) * 1000; | |
1481 | } else { | |
1482 | br_s.hello_time = STP_DEFAULT_HELLO_TIME; | |
1483 | } | |
1484 | ||
a699f614 | 1485 | config_str = smap_get(&br->cfg->other_config, "stp-max-age"); |
21f7563c JP |
1486 | if (config_str) { |
1487 | br_s.max_age = strtoul(config_str, NULL, 10) * 1000; | |
1488 | } else { | |
1489 | br_s.max_age = STP_DEFAULT_MAX_AGE; | |
1490 | } | |
1491 | ||
a699f614 | 1492 | config_str = smap_get(&br->cfg->other_config, "stp-forward-delay"); |
21f7563c JP |
1493 | if (config_str) { |
1494 | br_s.fwd_delay = strtoul(config_str, NULL, 10) * 1000; | |
1495 | } else { | |
1496 | br_s.fwd_delay = STP_DEFAULT_FWD_DELAY; | |
1497 | } | |
1498 | ||
1499 | /* Configure STP on the bridge. */ | |
1500 | if (ofproto_set_stp(br->ofproto, &br_s)) { | |
1501 | VLOG_ERR("bridge %s: could not enable STP", br->name); | |
1502 | return; | |
1503 | } | |
1504 | ||
1505 | /* Users must either set the port number with the "stp-port-num" | |
1506 | * configuration on all ports or none. If manual configuration | |
1507 | * is not done, then we allocate them sequentially. */ | |
1508 | port_num_counter = 0; | |
1509 | port_num_bitmap = bitmap_allocate(STP_MAX_PORTS); | |
1510 | HMAP_FOR_EACH (port, hmap_node, &br->ports) { | |
1511 | struct ofproto_port_stp_settings port_s; | |
1512 | struct iface *iface; | |
1513 | ||
1514 | port_configure_stp(br->ofproto, port, &port_s, | |
1515 | &port_num_counter, port_num_bitmap); | |
1516 | ||
1517 | /* As bonds are not supported, just apply configuration to | |
1518 | * all interfaces. */ | |
1519 | LIST_FOR_EACH (iface, port_elem, &port->ifaces) { | |
1520 | if (ofproto_port_set_stp(br->ofproto, iface->ofp_port, | |
1521 | &port_s)) { | |
1522 | VLOG_ERR("port %s: could not enable STP", port->name); | |
1523 | continue; | |
1524 | } | |
1525 | } | |
1526 | } | |
1527 | ||
b71273f6 | 1528 | if (bitmap_scan(port_num_bitmap, 1, 0, STP_MAX_PORTS) != STP_MAX_PORTS |
21f7563c JP |
1529 | && port_num_counter) { |
1530 | VLOG_ERR("bridge %s: must manually configure all STP port " | |
1531 | "IDs or none, disabling", br->name); | |
1532 | ofproto_set_stp(br->ofproto, NULL); | |
1533 | } | |
1534 | bitmap_free(port_num_bitmap); | |
1535 | } | |
1536 | } | |
1537 | ||
9efd308e | 1538 | static void |
7af77bbd | 1539 | bridge_configure_rstp(struct bridge *br, bool enable_rstp) |
9efd308e | 1540 | { |
7af77bbd | 1541 | if (!enable_rstp) { |
9efd308e | 1542 | ofproto_set_rstp(br->ofproto, NULL); |
9efd308e DV |
1543 | } else { |
1544 | struct ofproto_rstp_settings br_s; | |
1545 | const char *config_str; | |
1546 | struct port *port; | |
1547 | int port_num_counter; | |
1548 | ||
1549 | config_str = smap_get(&br->cfg->other_config, "rstp-address"); | |
1550 | if (config_str) { | |
1551 | uint8_t ea[ETH_ADDR_LEN]; | |
1552 | ||
1553 | if (eth_addr_from_string(config_str, ea)) { | |
1554 | br_s.address = eth_addr_to_uint64(ea); | |
1555 | } | |
1556 | else { | |
1557 | br_s.address = eth_addr_to_uint64(br->ea); | |
1558 | VLOG_ERR("bridge %s: invalid rstp-address, defaulting " | |
1559 | "to "ETH_ADDR_FMT, br->name, ETH_ADDR_ARGS(br->ea)); | |
1560 | } | |
1561 | } | |
1562 | else { | |
1563 | br_s.address = eth_addr_to_uint64(br->ea); | |
1564 | } | |
1565 | ||
1566 | config_str = smap_get(&br->cfg->other_config, "rstp-priority"); | |
1567 | if (config_str) { | |
1568 | br_s.priority = strtoul(config_str, NULL, 0); | |
1569 | } else { | |
1570 | br_s.priority = RSTP_DEFAULT_PRIORITY; | |
1571 | } | |
1572 | ||
1573 | config_str = smap_get(&br->cfg->other_config, "rstp-ageing-time"); | |
1574 | if (config_str) { | |
1575 | br_s.ageing_time = strtoul(config_str, NULL, 0); | |
1576 | } else { | |
1577 | br_s.ageing_time = RSTP_DEFAULT_AGEING_TIME; | |
1578 | } | |
1579 | ||
1580 | config_str = smap_get(&br->cfg->other_config, | |
1581 | "rstp-force-protocol-version"); | |
1582 | if (config_str) { | |
1583 | br_s.force_protocol_version = strtoul(config_str, NULL, 0); | |
1584 | } else { | |
1585 | br_s.force_protocol_version = FPV_DEFAULT; | |
1586 | } | |
1587 | ||
1588 | config_str = smap_get(&br->cfg->other_config, "rstp-max-age"); | |
1589 | if (config_str) { | |
1590 | br_s.bridge_max_age = strtoul(config_str, NULL, 10); | |
1591 | } else { | |
1592 | br_s.bridge_max_age = RSTP_DEFAULT_BRIDGE_MAX_AGE; | |
1593 | } | |
1594 | ||
1595 | config_str = smap_get(&br->cfg->other_config, "rstp-forward-delay"); | |
1596 | if (config_str) { | |
1597 | br_s.bridge_forward_delay = strtoul(config_str, NULL, 10); | |
1598 | } else { | |
1599 | br_s.bridge_forward_delay = RSTP_DEFAULT_BRIDGE_FORWARD_DELAY; | |
1600 | } | |
1601 | ||
1602 | config_str = smap_get(&br->cfg->other_config, | |
1603 | "rstp-transmit-hold-count"); | |
1604 | if (config_str) { | |
1605 | br_s.transmit_hold_count = strtoul(config_str, NULL, 10); | |
1606 | } else { | |
1607 | br_s.transmit_hold_count = RSTP_DEFAULT_TRANSMIT_HOLD_COUNT; | |
1608 | } | |
1609 | ||
1610 | /* Configure RSTP on the bridge. */ | |
1611 | if (ofproto_set_rstp(br->ofproto, &br_s)) { | |
1612 | VLOG_ERR("bridge %s: could not enable RSTP", br->name); | |
1613 | return; | |
1614 | } | |
1615 | ||
1616 | port_num_counter = 0; | |
1617 | HMAP_FOR_EACH (port, hmap_node, &br->ports) { | |
1618 | struct ofproto_port_rstp_settings port_s; | |
1619 | struct iface *iface; | |
1620 | ||
1621 | port_configure_rstp(br->ofproto, port, &port_s, | |
1622 | &port_num_counter); | |
1623 | ||
1624 | /* As bonds are not supported, just apply configuration to | |
1625 | * all interfaces. */ | |
1626 | LIST_FOR_EACH (iface, port_elem, &port->ifaces) { | |
1627 | if (ofproto_port_set_rstp(br->ofproto, iface->ofp_port, | |
1628 | &port_s)) { | |
1629 | VLOG_ERR("port %s: could not enable RSTP", port->name); | |
1630 | continue; | |
1631 | } | |
1632 | } | |
1633 | } | |
1634 | } | |
1635 | } | |
1636 | ||
7af77bbd BP |
1637 | static void |
1638 | bridge_configure_spanning_tree(struct bridge *br) | |
1639 | { | |
1640 | bool enable_rstp = br->cfg->rstp_enable; | |
1641 | bool enable_stp = br->cfg->stp_enable; | |
1642 | ||
1643 | if (enable_rstp && enable_stp) { | |
1644 | VLOG_WARN("%s: RSTP and STP are mutually exclusive but both are " | |
1645 | "configured; enabling RSTP", br->name); | |
1646 | enable_stp = false; | |
1647 | } | |
1648 | ||
1649 | bridge_configure_stp(br, enable_stp); | |
1650 | bridge_configure_rstp(br, enable_rstp); | |
1651 | } | |
1652 | ||
e8192d80 BP |
1653 | static bool |
1654 | bridge_has_bond_fake_iface(const struct bridge *br, const char *name) | |
1655 | { | |
1656 | const struct port *port = port_lookup(br, name); | |
1657 | return port && port_is_bond_fake_iface(port); | |
093e47f4 BP |
1658 | } |
1659 | ||
e8192d80 BP |
1660 | static bool |
1661 | port_is_bond_fake_iface(const struct port *port) | |
093e47f4 | 1662 | { |
e8192d80 BP |
1663 | return port->cfg->bond_fake_iface && !list_is_short(&port->ifaces); |
1664 | } | |
093e47f4 | 1665 | |
66da9bef BP |
1666 | static void |
1667 | add_del_bridges(const struct ovsrec_open_vswitch *cfg) | |
1668 | { | |
1669 | struct bridge *br, *next; | |
1670 | struct shash new_br; | |
1671 | size_t i; | |
1672 | ||
1673 | /* Collect new bridges' names and types. */ | |
1674 | shash_init(&new_br); | |
1675 | for (i = 0; i < cfg->n_bridges; i++) { | |
5af5b532 | 1676 | static struct vlog_rate_limit rl = VLOG_RATE_LIMIT_INIT(1, 5); |
66da9bef | 1677 | const struct ovsrec_bridge *br_cfg = cfg->bridges[i]; |
5af5b532 BP |
1678 | |
1679 | if (strchr(br_cfg->name, '/')) { | |
1680 | /* Prevent remote ovsdb-server users from accessing arbitrary | |
1681 | * directories, e.g. consider a bridge named "../../../etc/". */ | |
1682 | VLOG_WARN_RL(&rl, "ignoring bridge with invalid name \"%s\"", | |
1683 | br_cfg->name); | |
1684 | } else if (!shash_add_once(&new_br, br_cfg->name, br_cfg)) { | |
1685 | VLOG_WARN_RL(&rl, "bridge %s specified twice", br_cfg->name); | |
66da9bef BP |
1686 | } |
1687 | } | |
1688 | ||
1689 | /* Get rid of deleted bridges or those whose types have changed. | |
1690 | * Update 'cfg' of bridges that still exist. */ | |
1691 | HMAP_FOR_EACH_SAFE (br, next, node, &all_bridges) { | |
1692 | br->cfg = shash_find_data(&new_br, br->name); | |
f79e673f BP |
1693 | if (!br->cfg || strcmp(br->type, ofproto_normalize_type( |
1694 | br->cfg->datapath_type))) { | |
66da9bef BP |
1695 | bridge_destroy(br); |
1696 | } | |
1697 | } | |
1698 | ||
1699 | /* Add new bridges. */ | |
1700 | for (i = 0; i < cfg->n_bridges; i++) { | |
1701 | const struct ovsrec_bridge *br_cfg = cfg->bridges[i]; | |
1702 | struct bridge *br = bridge_lookup(br_cfg->name); | |
1703 | if (!br) { | |
1704 | bridge_create(br_cfg); | |
1705 | } | |
1706 | } | |
1707 | ||
1708 | shash_destroy(&new_br); | |
1709 | } | |
1710 | ||
2a485ee8 BP |
1711 | /* Configures 'netdev' based on the "options" column in 'iface_cfg'. |
1712 | * Returns 0 if successful, otherwise a positive errno value. */ | |
1713 | static int | |
1714 | iface_set_netdev_config(const struct ovsrec_interface *iface_cfg, | |
bbe6109d | 1715 | struct netdev *netdev, char **errp) |
2a485ee8 | 1716 | { |
bbe6109d | 1717 | return netdev_set_config(netdev, &iface_cfg->options, errp); |
2a485ee8 BP |
1718 | } |
1719 | ||
fb2ec1e9 YT |
1720 | /* Opens a network device for 'if_cfg' and configures it. Adds the network |
1721 | * device to br->ofproto and stores the OpenFlow port number in '*ofp_portp'. | |
cc086465 BP |
1722 | * |
1723 | * If successful, returns 0 and stores the network device in '*netdevp'. On | |
1724 | * failure, returns a positive errno value and stores NULL in '*netdevp'. */ | |
1725 | static int | |
1726 | iface_do_create(const struct bridge *br, | |
2a73b1d7 BP |
1727 | const struct ovsrec_interface *iface_cfg, |
1728 | const struct ovsrec_port *port_cfg, | |
bbe6109d TG |
1729 | ofp_port_t *ofp_portp, struct netdev **netdevp, |
1730 | char **errp) | |
cc086465 | 1731 | { |
2291eb08 | 1732 | struct netdev *netdev = NULL; |
cc086465 BP |
1733 | int error; |
1734 | ||
94a53842 AW |
1735 | if (netdev_is_reserved_name(iface_cfg->name)) { |
1736 | VLOG_WARN("could not create interface %s, name is reserved", | |
1737 | iface_cfg->name); | |
1738 | error = EINVAL; | |
1739 | goto error; | |
1740 | } | |
1741 | ||
cc086465 BP |
1742 | error = netdev_open(iface_cfg->name, |
1743 | iface_get_type(iface_cfg, br->cfg), &netdev); | |
1744 | if (error) { | |
bbe6109d TG |
1745 | VLOG_WARN_BUF(errp, "could not open network device %s (%s)", |
1746 | iface_cfg->name, ovs_strerror(error)); | |
cc086465 BP |
1747 | goto error; |
1748 | } | |
1749 | ||
bbe6109d | 1750 | error = iface_set_netdev_config(iface_cfg, netdev, errp); |
cc086465 BP |
1751 | if (error) { |
1752 | goto error; | |
1753 | } | |
1754 | ||
2a73b1d7 BP |
1755 | *ofp_portp = iface_pick_ofport(iface_cfg); |
1756 | error = ofproto_port_add(br->ofproto, netdev, ofp_portp); | |
1757 | if (error) { | |
1758 | goto error; | |
cc086465 BP |
1759 | } |
1760 | ||
2a73b1d7 BP |
1761 | VLOG_INFO("bridge %s: added interface %s on port %d", |
1762 | br->name, iface_cfg->name, *ofp_portp); | |
1763 | ||
1839c356 | 1764 | if (port_cfg->vlan_mode && !strcmp(port_cfg->vlan_mode, "splinter")) { |
4b609110 | 1765 | netdev_turn_flags_on(netdev, NETDEV_UP, NULL); |
cc086465 BP |
1766 | } |
1767 | ||
1768 | *netdevp = netdev; | |
1769 | return 0; | |
1770 | ||
1771 | error: | |
1772 | *netdevp = NULL; | |
1773 | netdev_close(netdev); | |
1774 | return error; | |
1775 | } | |
1776 | ||
bae7208e | 1777 | /* Creates a new iface on 'br' based on 'if_cfg'. The new iface has OpenFlow |
c60c33fb | 1778 | * port number 'ofp_port'. If ofp_port is OFPP_NONE, an OpenFlow port is |
bae7208e | 1779 | * automatically allocated for the iface. Takes ownership of and |
01546f5d BP |
1780 | * deallocates 'if_cfg'. |
1781 | * | |
1782 | * Return true if an iface is successfully created, false otherwise. */ | |
1783 | static bool | |
2a73b1d7 BP |
1784 | iface_create(struct bridge *br, const struct ovsrec_interface *iface_cfg, |
1785 | const struct ovsrec_port *port_cfg) | |
66da9bef | 1786 | { |
cc086465 | 1787 | struct netdev *netdev; |
bae7208e | 1788 | struct iface *iface; |
2a73b1d7 | 1789 | ofp_port_t ofp_port; |
bae7208e | 1790 | struct port *port; |
bbe6109d | 1791 | char *errp = NULL; |
bae7208e | 1792 | int error; |
52a90c29 | 1793 | |
a6b7506d | 1794 | /* Do the bits that can fail up front. */ |
cb22974d | 1795 | ovs_assert(!iface_lookup(br, iface_cfg->name)); |
bbe6109d | 1796 | error = iface_do_create(br, iface_cfg, port_cfg, &ofp_port, &netdev, &errp); |
bae7208e | 1797 | if (error) { |
bbe6109d TG |
1798 | iface_clear_db_record(iface_cfg, errp); |
1799 | free(errp); | |
2a73b1d7 | 1800 | return false; |
bae7208e | 1801 | } |
c7e7bb21 | 1802 | |
cc086465 BP |
1803 | /* Get or create the port structure. */ |
1804 | port = port_lookup(br, port_cfg->name); | |
1805 | if (!port) { | |
1806 | port = port_create(br, port_cfg); | |
bae7208e EJ |
1807 | } |
1808 | ||
cc086465 BP |
1809 | /* Create the iface structure. */ |
1810 | iface = xzalloc(sizeof *iface); | |
1811 | list_push_back(&port->ifaces, &iface->port_elem); | |
1812 | hmap_insert(&br->iface_by_name, &iface->name_node, | |
1813 | hash_string(iface_cfg->name, 0)); | |
1814 | iface->port = port; | |
1815 | iface->name = xstrdup(iface_cfg->name); | |
2a73b1d7 | 1816 | iface->ofp_port = ofp_port; |
cc086465 BP |
1817 | iface->netdev = netdev; |
1818 | iface->type = iface_get_type(iface_cfg, br->cfg); | |
1819 | iface->cfg = iface_cfg; | |
2a73b1d7 BP |
1820 | hmap_insert(&br->ifaces, &iface->ofp_port_node, |
1821 | hash_ofp_port(ofp_port)); | |
8b5da7a6 | 1822 | |
cc086465 BP |
1823 | /* Populate initial status in database. */ |
1824 | iface_refresh_stats(iface); | |
6a5f9a8f | 1825 | iface_refresh_netdev_status(iface); |
bae7208e EJ |
1826 | |
1827 | /* Add bond fake iface if necessary. */ | |
1828 | if (port_is_bond_fake_iface(port)) { | |
8b5da7a6 BP |
1829 | struct ofproto_port ofproto_port; |
1830 | ||
bae7208e EJ |
1831 | if (ofproto_port_query_by_name(br->ofproto, port->name, |
1832 | &ofproto_port)) { | |
1833 | struct netdev *netdev; | |
1834 | int error; | |
1835 | ||
1836 | error = netdev_open(port->name, "internal", &netdev); | |
1837 | if (!error) { | |
4abb8608 | 1838 | ofp_port_t fake_ofp_port = OFPP_NONE; |
0d7bb1b4 | 1839 | ofproto_port_add(br->ofproto, netdev, &fake_ofp_port); |
bae7208e | 1840 | netdev_close(netdev); |
66da9bef | 1841 | } else { |
bae7208e | 1842 | VLOG_WARN("could not open network device %s (%s)", |
10a89ef0 | 1843 | port->name, ovs_strerror(error)); |
66da9bef | 1844 | } |
bae7208e EJ |
1845 | } else { |
1846 | /* Already exists, nothing to do. */ | |
1847 | ofproto_port_destroy(&ofproto_port); | |
66da9bef BP |
1848 | } |
1849 | } | |
01546f5d | 1850 | |
2a73b1d7 | 1851 | return true; |
66da9bef BP |
1852 | } |
1853 | ||
8402c74b SS |
1854 | /* Set forward BPDU option. */ |
1855 | static void | |
1856 | bridge_configure_forward_bpdu(struct bridge *br) | |
1857 | { | |
a699f614 EJ |
1858 | ofproto_set_forward_bpdu(br->ofproto, |
1859 | smap_get_bool(&br->cfg->other_config, | |
1860 | "forward-bpdu", | |
1861 | false)); | |
8402c74b SS |
1862 | } |
1863 | ||
c4069512 | 1864 | /* Set MAC learning table configuration for 'br'. */ |
e764773c | 1865 | static void |
c4069512 | 1866 | bridge_configure_mac_table(struct bridge *br) |
e764773c BP |
1867 | { |
1868 | const char *idle_time_str; | |
1869 | int idle_time; | |
1870 | ||
c4069512 BP |
1871 | const char *mac_table_size_str; |
1872 | int mac_table_size; | |
1873 | ||
a699f614 | 1874 | idle_time_str = smap_get(&br->cfg->other_config, "mac-aging-time"); |
e764773c BP |
1875 | idle_time = (idle_time_str && atoi(idle_time_str) |
1876 | ? atoi(idle_time_str) | |
1877 | : MAC_ENTRY_DEFAULT_IDLE_TIME); | |
c4069512 BP |
1878 | |
1879 | mac_table_size_str = smap_get(&br->cfg->other_config, "mac-table-size"); | |
1880 | mac_table_size = (mac_table_size_str && atoi(mac_table_size_str) | |
1881 | ? atoi(mac_table_size_str) | |
1882 | : MAC_DEFAULT_MAX); | |
1883 | ||
1884 | ofproto_set_mac_table_config(br->ofproto, idle_time, mac_table_size); | |
e764773c BP |
1885 | } |
1886 | ||
dc2b70ba FL |
1887 | /* Set multicast snooping table configuration for 'br'. */ |
1888 | static void | |
1889 | bridge_configure_mcast_snooping(struct bridge *br) | |
1890 | { | |
1891 | if (!br->cfg->mcast_snooping_enable) { | |
1892 | ofproto_set_mcast_snooping(br->ofproto, NULL); | |
1893 | } else { | |
1894 | struct port *port; | |
1895 | struct ofproto_mcast_snooping_settings br_s; | |
1896 | const char *idle_time_str; | |
1897 | const char *max_entries_str; | |
1898 | ||
1899 | idle_time_str = smap_get(&br->cfg->other_config, | |
1900 | "mcast-snooping-aging-time"); | |
1901 | br_s.idle_time = (idle_time_str && atoi(idle_time_str) | |
1902 | ? atoi(idle_time_str) | |
1903 | : MCAST_ENTRY_DEFAULT_IDLE_TIME); | |
1904 | ||
1905 | max_entries_str = smap_get(&br->cfg->other_config, | |
1906 | "mcast-snooping-table-size"); | |
1907 | br_s.max_entries = (max_entries_str && atoi(max_entries_str) | |
1908 | ? atoi(max_entries_str) | |
1909 | : MCAST_DEFAULT_MAX_ENTRIES); | |
1910 | ||
1911 | br_s.flood_unreg = !smap_get_bool(&br->cfg->other_config, | |
1912 | "mcast-snooping-disable-flood-unregistered", | |
1913 | false); | |
1914 | ||
1915 | /* Configure multicast snooping on the bridge */ | |
1916 | if (ofproto_set_mcast_snooping(br->ofproto, &br_s)) { | |
1917 | VLOG_ERR("bridge %s: could not enable multicast snooping", | |
1918 | br->name); | |
1919 | return; | |
1920 | } | |
1921 | ||
1922 | HMAP_FOR_EACH (port, hmap_node, &br->ports) { | |
8e04a33f FL |
1923 | struct ofproto_mcast_snooping_port_settings port_s; |
1924 | port_s.flood = smap_get_bool(&port->cfg->other_config, | |
dc2b70ba | 1925 | "mcast-snooping-flood", false); |
8e04a33f FL |
1926 | port_s.flood_reports = smap_get_bool(&port->cfg->other_config, |
1927 | "mcast-snooping-flood-reports", false); | |
1928 | if (ofproto_port_set_mcast_snooping(br->ofproto, port, &port_s)) { | |
dc2b70ba FL |
1929 | VLOG_ERR("port %s: could not configure mcast snooping", |
1930 | port->name); | |
1931 | } | |
1932 | } | |
1933 | } | |
1934 | } | |
1935 | ||
064af421 | 1936 | static void |
21a955fc HS |
1937 | find_local_hw_addr(const struct bridge *br, uint8_t ea[ETH_ADDR_LEN], |
1938 | const struct port *fake_br, struct iface **hw_addr_iface) | |
064af421 | 1939 | { |
f145afdc | 1940 | struct hmapx mirror_output_ports; |
8052fb14 | 1941 | struct port *port; |
3a48ace3 | 1942 | bool found_addr = false; |
064af421 | 1943 | int error; |
f145afdc | 1944 | int i; |
064af421 | 1945 | |
f145afdc BP |
1946 | /* Mirror output ports don't participate in picking the local hardware |
1947 | * address. ofproto can't help us find out whether a given port is a | |
1948 | * mirror output because we haven't configured mirrors yet, so we need to | |
1949 | * accumulate them ourselves. */ | |
1950 | hmapx_init(&mirror_output_ports); | |
1951 | for (i = 0; i < br->cfg->n_mirrors; i++) { | |
1952 | struct ovsrec_mirror *m = br->cfg->mirrors[i]; | |
1953 | if (m->output_port) { | |
1954 | hmapx_add(&mirror_output_ports, m->output_port); | |
1955 | } | |
1956 | } | |
1957 | ||
141f4942 BP |
1958 | /* Otherwise choose the minimum non-local MAC address among all of the |
1959 | * interfaces. */ | |
8052fb14 | 1960 | HMAP_FOR_EACH (port, hmap_node, &br->ports) { |
58b7527e | 1961 | uint8_t iface_ea[ETH_ADDR_LEN]; |
83db7968 | 1962 | struct iface *candidate; |
58b7527e BP |
1963 | struct iface *iface; |
1964 | ||
1965 | /* Mirror output ports don't participate. */ | |
f145afdc | 1966 | if (hmapx_contains(&mirror_output_ports, port->cfg)) { |
064af421 BP |
1967 | continue; |
1968 | } | |
58b7527e BP |
1969 | |
1970 | /* Choose the MAC address to represent the port. */ | |
83db7968 | 1971 | iface = NULL; |
76343538 | 1972 | if (port->cfg->mac && eth_addr_from_string(port->cfg->mac, iface_ea)) { |
ba09980a BP |
1973 | /* Find the interface with this Ethernet address (if any) so that |
1974 | * we can provide the correct devname to the caller. */ | |
83db7968 | 1975 | LIST_FOR_EACH (candidate, port_elem, &port->ifaces) { |
ba09980a | 1976 | uint8_t candidate_ea[ETH_ADDR_LEN]; |
8fef8c71 | 1977 | if (!netdev_get_etheraddr(candidate->netdev, candidate_ea) |
ba09980a BP |
1978 | && eth_addr_equals(iface_ea, candidate_ea)) { |
1979 | iface = candidate; | |
1980 | } | |
1981 | } | |
58b7527e BP |
1982 | } else { |
1983 | /* Choose the interface whose MAC address will represent the port. | |
1984 | * The Linux kernel bonding code always chooses the MAC address of | |
1985 | * the first slave added to a bond, and the Fedora networking | |
1986 | * scripts always add slaves to a bond in alphabetical order, so | |
1987 | * for compatibility we choose the interface with the name that is | |
1988 | * first in alphabetical order. */ | |
83db7968 BP |
1989 | LIST_FOR_EACH (candidate, port_elem, &port->ifaces) { |
1990 | if (!iface || strcmp(candidate->name, iface->name) < 0) { | |
58b7527e BP |
1991 | iface = candidate; |
1992 | } | |
1993 | } | |
1994 | ||
1995 | /* The local port doesn't count (since we're trying to choose its | |
141f4942 | 1996 | * MAC address anyway). */ |
892815f5 | 1997 | if (iface->ofp_port == OFPP_LOCAL) { |
064af421 BP |
1998 | continue; |
1999 | } | |
58b7527e | 2000 | |
21a955fc HS |
2001 | /* For fake bridges we only choose from ports with the same tag */ |
2002 | if (fake_br && fake_br->cfg && fake_br->cfg->tag) { | |
2003 | if (!port->cfg->tag) { | |
2004 | continue; | |
2005 | } | |
2006 | if (*port->cfg->tag != *fake_br->cfg->tag) { | |
2007 | continue; | |
2008 | } | |
2009 | } | |
2010 | ||
58b7527e | 2011 | /* Grab MAC. */ |
07c318f4 | 2012 | error = netdev_get_etheraddr(iface->netdev, iface_ea); |
58b7527e | 2013 | if (error) { |
58b7527e | 2014 | continue; |
064af421 BP |
2015 | } |
2016 | } | |
58b7527e BP |
2017 | |
2018 | /* Compare against our current choice. */ | |
2019 | if (!eth_addr_is_multicast(iface_ea) && | |
141f4942 | 2020 | !eth_addr_is_local(iface_ea) && |
58b7527e BP |
2021 | !eth_addr_is_reserved(iface_ea) && |
2022 | !eth_addr_is_zero(iface_ea) && | |
0d1fe4a3 | 2023 | (!found_addr || eth_addr_compare_3way(iface_ea, ea) < 0)) |
58b7527e | 2024 | { |
0babc06f | 2025 | memcpy(ea, iface_ea, ETH_ADDR_LEN); |
8fef8c71 | 2026 | *hw_addr_iface = iface; |
3a48ace3 | 2027 | found_addr = true; |
58b7527e | 2028 | } |
064af421 | 2029 | } |
f145afdc | 2030 | |
51b67a10 JP |
2031 | if (!found_addr) { |
2032 | memcpy(ea, br->default_ea, ETH_ADDR_LEN); | |
2033 | *hw_addr_iface = NULL; | |
2034 | } | |
2035 | ||
f145afdc | 2036 | hmapx_destroy(&mirror_output_ports); |
064af421 BP |
2037 | } |
2038 | ||
4bc1cfde HS |
2039 | static void |
2040 | bridge_pick_local_hw_addr(struct bridge *br, uint8_t ea[ETH_ADDR_LEN], | |
2041 | struct iface **hw_addr_iface) | |
2042 | { | |
2043 | const char *hwaddr; | |
2044 | *hw_addr_iface = NULL; | |
2045 | ||
2046 | /* Did the user request a particular MAC? */ | |
2047 | hwaddr = smap_get(&br->cfg->other_config, "hwaddr"); | |
2048 | if (hwaddr && eth_addr_from_string(hwaddr, ea)) { | |
2049 | if (eth_addr_is_multicast(ea)) { | |
2050 | VLOG_ERR("bridge %s: cannot set MAC address to multicast " | |
2051 | "address "ETH_ADDR_FMT, br->name, ETH_ADDR_ARGS(ea)); | |
2052 | } else if (eth_addr_is_zero(ea)) { | |
2053 | VLOG_ERR("bridge %s: cannot set MAC address to zero", br->name); | |
2054 | } else { | |
2055 | return; | |
2056 | } | |
2057 | } | |
2058 | ||
2059 | /* Find a local hw address */ | |
21a955fc | 2060 | find_local_hw_addr(br, ea, NULL, hw_addr_iface); |
4bc1cfde HS |
2061 | } |
2062 | ||
064af421 BP |
2063 | /* Choose and returns the datapath ID for bridge 'br' given that the bridge |
2064 | * Ethernet address is 'bridge_ea'. If 'bridge_ea' is the Ethernet address of | |
07c318f4 BP |
2065 | * an interface on 'br', then that interface must be passed in as |
2066 | * 'hw_addr_iface'; if 'bridge_ea' was derived some other way, then | |
2067 | * 'hw_addr_iface' must be passed in as a null pointer. */ | |
064af421 BP |
2068 | static uint64_t |
2069 | bridge_pick_datapath_id(struct bridge *br, | |
2070 | const uint8_t bridge_ea[ETH_ADDR_LEN], | |
07c318f4 | 2071 | struct iface *hw_addr_iface) |
064af421 BP |
2072 | { |
2073 | /* | |
2074 | * The procedure for choosing a bridge MAC address will, in the most | |
2075 | * ordinary case, also choose a unique MAC that we can use as a datapath | |
2076 | * ID. In some special cases, though, multiple bridges will end up with | |
2077 | * the same MAC address. This is OK for the bridges, but it will confuse | |
2078 | * the OpenFlow controller, because each datapath needs a unique datapath | |
2079 | * ID. | |
2080 | * | |
2081 | * Datapath IDs must be unique. It is also very desirable that they be | |
2082 | * stable from one run to the next, so that policy set on a datapath | |
2083 | * "sticks". | |
2084 | */ | |
093e47f4 | 2085 | const char *datapath_id; |
064af421 BP |
2086 | uint64_t dpid; |
2087 | ||
a699f614 | 2088 | datapath_id = smap_get(&br->cfg->other_config, "datapath-id"); |
093e47f4 | 2089 | if (datapath_id && dpid_from_string(datapath_id, &dpid)) { |
064af421 BP |
2090 | return dpid; |
2091 | } | |
2092 | ||
03eae5f8 | 2093 | if (!hw_addr_iface) { |
064af421 BP |
2094 | /* |
2095 | * A purely internal bridge, that is, one that has no non-virtual | |
03eae5f8 | 2096 | * network devices on it at all, is difficult because it has no |
064af421 BP |
2097 | * natural unique identifier at all. |
2098 | * | |
2099 | * When the host is a XenServer, we handle this case by hashing the | |
2100 | * host's UUID with the name of the bridge. Names of bridges are | |
2101 | * persistent across XenServer reboots, although they can be reused if | |
2102 | * an internal network is destroyed and then a new one is later | |
2103 | * created, so this is fairly effective. | |
2104 | * | |
2105 | * When the host is not a XenServer, we punt by using a random MAC | |
2106 | * address on each run. | |
2107 | */ | |
2108 | const char *host_uuid = xenserver_get_host_uuid(); | |
2109 | if (host_uuid) { | |
2110 | char *combined = xasprintf("%s,%s", host_uuid, br->name); | |
2111 | dpid = dpid_from_hash(combined, strlen(combined)); | |
2112 | free(combined); | |
2113 | return dpid; | |
2114 | } | |
2115 | } | |
2116 | ||
2117 | return eth_addr_to_uint64(bridge_ea); | |
2118 | } | |
2119 | ||
2120 | static uint64_t | |
2121 | dpid_from_hash(const void *data, size_t n) | |
2122 | { | |
5eccf359 | 2123 | uint8_t hash[SHA1_DIGEST_SIZE]; |
064af421 BP |
2124 | |
2125 | BUILD_ASSERT_DECL(sizeof hash >= ETH_ADDR_LEN); | |
5eccf359 | 2126 | sha1_bytes(data, n, hash); |
064af421 BP |
2127 | eth_addr_mark_random(hash); |
2128 | return eth_addr_to_uint64(hash); | |
2129 | } | |
2130 | ||
ea83a2fc | 2131 | static void |
6a5f9a8f | 2132 | iface_refresh_netdev_status(struct iface *iface) |
ea83a2fc | 2133 | { |
79f1cbe9 | 2134 | struct smap smap; |
ea763e0e | 2135 | |
6c038611 | 2136 | enum netdev_features current; |
6a5f9a8f AW |
2137 | enum netdev_flags flags; |
2138 | const char *link_state; | |
df867eda | 2139 | uint8_t mac[ETH_ADDR_LEN]; |
6a5f9a8f AW |
2140 | int64_t bps, mtu_64, ifindex64, link_resets; |
2141 | int mtu, error; | |
e210037e | 2142 | |
cfea354b BP |
2143 | if (iface_is_synthetic(iface)) { |
2144 | return; | |
2145 | } | |
2146 | ||
15c9fbd8 AW |
2147 | if (iface->change_seq == netdev_get_change_seq(iface->netdev) |
2148 | && !status_txn_try_again) { | |
6a5f9a8f AW |
2149 | return; |
2150 | } | |
2151 | ||
2152 | iface->change_seq = netdev_get_change_seq(iface->netdev); | |
2153 | ||
79f1cbe9 | 2154 | smap_init(&smap); |
ea763e0e | 2155 | |
275707c3 | 2156 | if (!netdev_get_status(iface->netdev, &smap)) { |
a699f614 | 2157 | ovsrec_interface_set_status(iface->cfg, &smap); |
ea763e0e | 2158 | } else { |
a699f614 | 2159 | ovsrec_interface_set_status(iface->cfg, NULL); |
ea763e0e EJ |
2160 | } |
2161 | ||
79f1cbe9 | 2162 | smap_destroy(&smap); |
e210037e | 2163 | |
6a5f9a8f AW |
2164 | error = netdev_get_flags(iface->netdev, &flags); |
2165 | if (!error) { | |
2166 | const char *state = flags & NETDEV_UP ? "up" : "down"; | |
2167 | ||
2168 | ovsrec_interface_set_admin_state(iface->cfg, state); | |
2169 | } else { | |
2170 | ovsrec_interface_set_admin_state(iface->cfg, NULL); | |
2171 | } | |
2172 | ||
2173 | link_state = netdev_get_carrier(iface->netdev) ? "up" : "down"; | |
2174 | ovsrec_interface_set_link_state(iface->cfg, link_state); | |
2175 | ||
2176 | link_resets = netdev_get_carrier_resets(iface->netdev); | |
2177 | ovsrec_interface_set_link_resets(iface->cfg, &link_resets, 1); | |
2178 | ||
e210037e | 2179 | error = netdev_get_features(iface->netdev, ¤t, NULL, NULL, NULL); |
d02a5f8e BP |
2180 | bps = !error ? netdev_features_to_bps(current, 0) : 0; |
2181 | if (bps) { | |
e210037e AE |
2182 | ovsrec_interface_set_duplex(iface->cfg, |
2183 | netdev_features_is_full_duplex(current) | |
2184 | ? "full" : "half"); | |
e210037e | 2185 | ovsrec_interface_set_link_speed(iface->cfg, &bps, 1); |
d0db8de2 | 2186 | } else { |
e210037e AE |
2187 | ovsrec_interface_set_duplex(iface->cfg, NULL); |
2188 | ovsrec_interface_set_link_speed(iface->cfg, NULL, 0); | |
2189 | } | |
2190 | ||
e210037e | 2191 | error = netdev_get_mtu(iface->netdev, &mtu); |
9b020780 | 2192 | if (!error) { |
e210037e AE |
2193 | mtu_64 = mtu; |
2194 | ovsrec_interface_set_mtu(iface->cfg, &mtu_64, 1); | |
8d6db33e | 2195 | } else { |
e210037e AE |
2196 | ovsrec_interface_set_mtu(iface->cfg, NULL, 0); |
2197 | } | |
df867eda JP |
2198 | |
2199 | error = netdev_get_etheraddr(iface->netdev, mac); | |
2200 | if (!error) { | |
2201 | char mac_string[32]; | |
2202 | ||
2203 | sprintf(mac_string, ETH_ADDR_FMT, ETH_ADDR_ARGS(mac)); | |
2204 | ovsrec_interface_set_mac_in_use(iface->cfg, mac_string); | |
2205 | } else { | |
2206 | ovsrec_interface_set_mac_in_use(iface->cfg, NULL); | |
2207 | } | |
ea401d9a NM |
2208 | |
2209 | /* The netdev may return a negative number (such as -EOPNOTSUPP) | |
2210 | * if there is no valid ifindex number. */ | |
2211 | ifindex64 = netdev_get_ifindex(iface->netdev); | |
2212 | if (ifindex64 < 0) { | |
2213 | ifindex64 = 0; | |
2214 | } | |
2215 | ovsrec_interface_set_ifindex(iface->cfg, &ifindex64, 1); | |
ea83a2fc EJ |
2216 | } |
2217 | ||
6a5f9a8f AW |
2218 | static void |
2219 | iface_refresh_ofproto_status(struct iface *iface) | |
2220 | { | |
8f5514fe | 2221 | int current; |
6a5f9a8f AW |
2222 | |
2223 | if (iface_is_synthetic(iface)) { | |
2224 | return; | |
2225 | } | |
2226 | ||
2227 | current = ofproto_port_is_lacp_current(iface->port->bridge->ofproto, | |
2228 | iface->ofp_port); | |
2229 | if (current >= 0) { | |
2230 | bool bl = current; | |
2231 | ovsrec_interface_set_lacp_current(iface->cfg, &bl, 1); | |
2232 | } else { | |
2233 | ovsrec_interface_set_lacp_current(iface->cfg, NULL, 0); | |
2234 | } | |
2235 | ||
8f5514fe | 2236 | if (ofproto_port_cfm_status_changed(iface->port->bridge->ofproto, |
15c9fbd8 AW |
2237 | iface->ofp_port) |
2238 | || status_txn_try_again) { | |
8f5514fe AW |
2239 | iface_refresh_cfm_stats(iface); |
2240 | } | |
6a5f9a8f | 2241 | |
8f5514fe | 2242 | if (ofproto_port_bfd_status_changed(iface->port->bridge->ofproto, |
15c9fbd8 AW |
2243 | iface->ofp_port) |
2244 | || status_txn_try_again) { | |
8f5514fe AW |
2245 | struct smap smap; |
2246 | ||
2247 | smap_init(&smap); | |
2248 | ofproto_port_get_bfd_status(iface->port->bridge->ofproto, | |
2249 | iface->ofp_port, &smap); | |
6a5f9a8f | 2250 | ovsrec_interface_set_bfd_status(iface->cfg, &smap); |
8f5514fe | 2251 | smap_destroy(&smap); |
6a5f9a8f | 2252 | } |
6a5f9a8f AW |
2253 | } |
2254 | ||
353079d0 EJ |
2255 | /* Writes 'iface''s CFM statistics to the database. 'iface' must not be |
2256 | * synthetic. */ | |
8f3fe844 | 2257 | static void |
b31bcf60 EJ |
2258 | iface_refresh_cfm_stats(struct iface *iface) |
2259 | { | |
93b8df38 | 2260 | const struct ovsrec_interface *cfg = iface->cfg; |
685acfd9 | 2261 | struct cfm_status status; |
88bf179a | 2262 | int error; |
9a9e3786 | 2263 | |
88bf179a AW |
2264 | error = ofproto_port_get_cfm_status(iface->port->bridge->ofproto, |
2265 | iface->ofp_port, &status); | |
8f5514fe | 2266 | if (error > 0) { |
9a9e3786 BP |
2267 | ovsrec_interface_set_cfm_fault(cfg, NULL, 0); |
2268 | ovsrec_interface_set_cfm_fault_status(cfg, NULL, 0); | |
2269 | ovsrec_interface_set_cfm_remote_opstate(cfg, NULL); | |
76c4290d | 2270 | ovsrec_interface_set_cfm_flap_count(cfg, NULL, 0); |
9a9e3786 BP |
2271 | ovsrec_interface_set_cfm_health(cfg, NULL, 0); |
2272 | ovsrec_interface_set_cfm_remote_mpids(cfg, NULL, 0); | |
2273 | } else { | |
b9380396 | 2274 | const char *reasons[CFM_FAULT_N_REASONS]; |
9a9e3786 | 2275 | int64_t cfm_health = status.health; |
76c4290d | 2276 | int64_t cfm_flap_count = status.flap_count; |
9a9e3786 | 2277 | bool faulted = status.faults != 0; |
b9380396 EJ |
2278 | size_t i, j; |
2279 | ||
9a9e3786 BP |
2280 | ovsrec_interface_set_cfm_fault(cfg, &faulted, 1); |
2281 | ||
b9380396 EJ |
2282 | j = 0; |
2283 | for (i = 0; i < CFM_FAULT_N_REASONS; i++) { | |
2284 | int reason = 1 << i; | |
9a9e3786 | 2285 | if (status.faults & reason) { |
b9380396 EJ |
2286 | reasons[j++] = cfm_fault_reason_to_str(reason); |
2287 | } | |
2288 | } | |
47058293 | 2289 | ovsrec_interface_set_cfm_fault_status(cfg, reasons, j); |
1c0333b6 | 2290 | |
76c4290d AW |
2291 | ovsrec_interface_set_cfm_flap_count(cfg, &cfm_flap_count, 1); |
2292 | ||
18637fdc BP |
2293 | if (status.remote_opstate >= 0) { |
2294 | const char *remote_opstate = status.remote_opstate ? "up" : "down"; | |
2295 | ovsrec_interface_set_cfm_remote_opstate(cfg, remote_opstate); | |
2296 | } else { | |
2297 | ovsrec_interface_set_cfm_remote_opstate(cfg, NULL); | |
2298 | } | |
2299 | ||
9a9e3786 BP |
2300 | ovsrec_interface_set_cfm_remote_mpids(cfg, |
2301 | (const int64_t *)status.rmps, | |
2302 | status.n_rmps); | |
4cd9ab26 BP |
2303 | if (cfm_health >= 0) { |
2304 | ovsrec_interface_set_cfm_health(cfg, &cfm_health, 1); | |
2305 | } else { | |
2306 | ovsrec_interface_set_cfm_health(cfg, NULL, 0); | |
2307 | } | |
13b1b2ae EJ |
2308 | |
2309 | free(status.rmps); | |
3967a833 | 2310 | } |
b31bcf60 EJ |
2311 | } |
2312 | ||
018f1525 BP |
2313 | static void |
2314 | iface_refresh_stats(struct iface *iface) | |
2315 | { | |
98dbe2dd BP |
2316 | #define IFACE_STATS \ |
2317 | IFACE_STAT(rx_packets, "rx_packets") \ | |
2318 | IFACE_STAT(tx_packets, "tx_packets") \ | |
2319 | IFACE_STAT(rx_bytes, "rx_bytes") \ | |
2320 | IFACE_STAT(tx_bytes, "tx_bytes") \ | |
2321 | IFACE_STAT(rx_dropped, "rx_dropped") \ | |
2322 | IFACE_STAT(tx_dropped, "tx_dropped") \ | |
2323 | IFACE_STAT(rx_errors, "rx_errors") \ | |
2324 | IFACE_STAT(tx_errors, "tx_errors") \ | |
2325 | IFACE_STAT(rx_frame_errors, "rx_frame_err") \ | |
2326 | IFACE_STAT(rx_over_errors, "rx_over_err") \ | |
2327 | IFACE_STAT(rx_crc_errors, "rx_crc_err") \ | |
2328 | IFACE_STAT(collisions, "collisions") | |
2329 | ||
c2553db9 BP |
2330 | #define IFACE_STAT(MEMBER, NAME) + 1 |
2331 | enum { N_IFACE_STATS = IFACE_STATS }; | |
98dbe2dd | 2332 | #undef IFACE_STAT |
c2553db9 | 2333 | int64_t values[N_IFACE_STATS]; |
47058293 | 2334 | const char *keys[N_IFACE_STATS]; |
c2553db9 | 2335 | int n; |
018f1525 BP |
2336 | |
2337 | struct netdev_stats stats; | |
2338 | ||
cfea354b BP |
2339 | if (iface_is_synthetic(iface)) { |
2340 | return; | |
2341 | } | |
2342 | ||
018f1525 BP |
2343 | /* Intentionally ignore return value, since errors will set 'stats' to |
2344 | * all-1s, and we will deal with that correctly below. */ | |
2345 | netdev_get_stats(iface->netdev, &stats); | |
2346 | ||
c2553db9 BP |
2347 | /* Copy statistics into keys[] and values[]. */ |
2348 | n = 0; | |
2349 | #define IFACE_STAT(MEMBER, NAME) \ | |
2350 | if (stats.MEMBER != UINT64_MAX) { \ | |
2351 | keys[n] = NAME; \ | |
2352 | values[n] = stats.MEMBER; \ | |
2353 | n++; \ | |
2354 | } | |
98dbe2dd BP |
2355 | IFACE_STATS; |
2356 | #undef IFACE_STAT | |
c2553db9 | 2357 | ovs_assert(n <= N_IFACE_STATS); |
018f1525 | 2358 | |
c2553db9 | 2359 | ovsrec_interface_set_statistics(iface->cfg, keys, values, n); |
98dbe2dd | 2360 | #undef IFACE_STATS |
018f1525 BP |
2361 | } |
2362 | ||
b5cbbcf6 AZ |
2363 | static void |
2364 | br_refresh_datapath_info(struct bridge *br) | |
2365 | { | |
2366 | const char *version; | |
2367 | ||
2368 | version = (br->ofproto && br->ofproto->ofproto_class->get_datapath_version | |
2369 | ? br->ofproto->ofproto_class->get_datapath_version(br->ofproto) | |
2370 | : NULL); | |
2371 | ||
2372 | ovsrec_bridge_set_datapath_version(br->cfg, | |
2373 | version ? version : "<unknown>"); | |
2374 | } | |
2375 | ||
21f7563c JP |
2376 | static void |
2377 | br_refresh_stp_status(struct bridge *br) | |
2378 | { | |
a699f614 | 2379 | struct smap smap = SMAP_INITIALIZER(&smap); |
21f7563c JP |
2380 | struct ofproto *ofproto = br->ofproto; |
2381 | struct ofproto_stp_status status; | |
21f7563c JP |
2382 | |
2383 | if (ofproto_get_stp_status(ofproto, &status)) { | |
2384 | return; | |
2385 | } | |
2386 | ||
2387 | if (!status.enabled) { | |
a699f614 | 2388 | ovsrec_bridge_set_status(br->cfg, NULL); |
21f7563c JP |
2389 | return; |
2390 | } | |
2391 | ||
a699f614 EJ |
2392 | smap_add_format(&smap, "stp_bridge_id", STP_ID_FMT, |
2393 | STP_ID_ARGS(status.bridge_id)); | |
2394 | smap_add_format(&smap, "stp_designated_root", STP_ID_FMT, | |
2395 | STP_ID_ARGS(status.designated_root)); | |
2396 | smap_add_format(&smap, "stp_root_path_cost", "%d", status.root_path_cost); | |
21f7563c | 2397 | |
a699f614 EJ |
2398 | ovsrec_bridge_set_status(br->cfg, &smap); |
2399 | smap_destroy(&smap); | |
21f7563c JP |
2400 | } |
2401 | ||
2402 | static void | |
2403 | port_refresh_stp_status(struct port *port) | |
2404 | { | |
2405 | struct ofproto *ofproto = port->bridge->ofproto; | |
2406 | struct iface *iface; | |
2407 | struct ofproto_port_stp_status status; | |
a699f614 | 2408 | struct smap smap; |
21f7563c | 2409 | |
06b592bc EJ |
2410 | if (port_is_synthetic(port)) { |
2411 | return; | |
2412 | } | |
2413 | ||
21f7563c JP |
2414 | /* STP doesn't currently support bonds. */ |
2415 | if (!list_is_singleton(&port->ifaces)) { | |
a699f614 | 2416 | ovsrec_port_set_status(port->cfg, NULL); |
21f7563c JP |
2417 | return; |
2418 | } | |
2419 | ||
2420 | iface = CONTAINER_OF(list_front(&port->ifaces), struct iface, port_elem); | |
21f7563c JP |
2421 | if (ofproto_port_get_stp_status(ofproto, iface->ofp_port, &status)) { |
2422 | return; | |
2423 | } | |
2424 | ||
2425 | if (!status.enabled) { | |
a699f614 | 2426 | ovsrec_port_set_status(port->cfg, NULL); |
21f7563c JP |
2427 | return; |
2428 | } | |
2429 | ||
80740385 | 2430 | /* Set Status column. */ |
a699f614 EJ |
2431 | smap_init(&smap); |
2432 | smap_add_format(&smap, "stp_port_id", STP_PORT_ID_FMT, status.port_id); | |
2433 | smap_add(&smap, "stp_state", stp_state_name(status.state)); | |
2434 | smap_add_format(&smap, "stp_sec_in_state", "%u", status.sec_in_state); | |
2435 | smap_add(&smap, "stp_role", stp_role_name(status.role)); | |
2436 | ovsrec_port_set_status(port->cfg, &smap); | |
2437 | smap_destroy(&smap); | |
fd28ce3a JS |
2438 | } |
2439 | ||
2440 | static void | |
2441 | port_refresh_stp_stats(struct port *port) | |
2442 | { | |
2443 | struct ofproto *ofproto = port->bridge->ofproto; | |
2444 | struct iface *iface; | |
2445 | struct ofproto_port_stp_stats stats; | |
47058293 | 2446 | const char *keys[3]; |
fd28ce3a JS |
2447 | int64_t int_values[3]; |
2448 | ||
2449 | if (port_is_synthetic(port)) { | |
2450 | return; | |
2451 | } | |
2452 | ||
2453 | /* STP doesn't currently support bonds. */ | |
2454 | if (!list_is_singleton(&port->ifaces)) { | |
2455 | return; | |
2456 | } | |
2457 | ||
2458 | iface = CONTAINER_OF(list_front(&port->ifaces), struct iface, port_elem); | |
2459 | if (ofproto_port_get_stp_stats(ofproto, iface->ofp_port, &stats)) { | |
2460 | return; | |
2461 | } | |
2462 | ||
2463 | if (!stats.enabled) { | |
2464 | ovsrec_port_set_statistics(port->cfg, NULL, NULL, 0); | |
2465 | return; | |
2466 | } | |
80740385 JP |
2467 | |
2468 | /* Set Statistics column. */ | |
2469 | keys[0] = "stp_tx_count"; | |
fd28ce3a | 2470 | int_values[0] = stats.tx_count; |
80740385 | 2471 | keys[1] = "stp_rx_count"; |
fd28ce3a | 2472 | int_values[1] = stats.rx_count; |
80740385 | 2473 | keys[2] = "stp_error_count"; |
fd28ce3a | 2474 | int_values[2] = stats.error_count; |
80740385 JP |
2475 | |
2476 | ovsrec_port_set_statistics(port->cfg, keys, int_values, | |
2477 | ARRAY_SIZE(int_values)); | |
21f7563c JP |
2478 | } |
2479 | ||
9efd308e DV |
2480 | static void |
2481 | br_refresh_rstp_status(struct bridge *br) | |
2482 | { | |
2483 | struct smap smap = SMAP_INITIALIZER(&smap); | |
2484 | struct ofproto *ofproto = br->ofproto; | |
2485 | struct ofproto_rstp_status status; | |
2486 | ||
2487 | if (ofproto_get_rstp_status(ofproto, &status)) { | |
2488 | return; | |
2489 | } | |
2490 | if (!status.enabled) { | |
2491 | ovsrec_bridge_set_rstp_status(br->cfg, NULL); | |
2492 | return; | |
2493 | } | |
2494 | smap_add_format(&smap, "rstp_bridge_id", RSTP_ID_FMT, | |
2495 | RSTP_ID_ARGS(status.bridge_id)); | |
9c64e6b8 | 2496 | smap_add_format(&smap, "rstp_root_path_cost", "%"PRIu32, |
9efd308e DV |
2497 | status.root_path_cost); |
2498 | smap_add_format(&smap, "rstp_root_id", RSTP_ID_FMT, | |
2499 | RSTP_ID_ARGS(status.root_id)); | |
2500 | smap_add_format(&smap, "rstp_designated_id", RSTP_ID_FMT, | |
2501 | RSTP_ID_ARGS(status.designated_id)); | |
2502 | smap_add_format(&smap, "rstp_designated_port_id", RSTP_PORT_ID_FMT, | |
2503 | status.designated_port_id); | |
2504 | smap_add_format(&smap, "rstp_bridge_port_id", RSTP_PORT_ID_FMT, | |
2505 | status.bridge_port_id); | |
2506 | ovsrec_bridge_set_rstp_status(br->cfg, &smap); | |
2507 | smap_destroy(&smap); | |
2508 | } | |
2509 | ||
2510 | static void | |
2511 | port_refresh_rstp_status(struct port *port) | |
2512 | { | |
2513 | struct ofproto *ofproto = port->bridge->ofproto; | |
2514 | struct iface *iface; | |
2515 | struct ofproto_port_rstp_status status; | |
2550f026 BP |
2516 | const char *keys[4]; |
2517 | int64_t int_values[4]; | |
9efd308e DV |
2518 | struct smap smap; |
2519 | ||
2520 | if (port_is_synthetic(port)) { | |
2521 | return; | |
2522 | } | |
2523 | ||
2524 | /* RSTP doesn't currently support bonds. */ | |
2525 | if (!list_is_singleton(&port->ifaces)) { | |
2526 | ovsrec_port_set_rstp_status(port->cfg, NULL); | |
2527 | return; | |
2528 | } | |
2529 | ||
2530 | iface = CONTAINER_OF(list_front(&port->ifaces), struct iface, port_elem); | |
2531 | if (ofproto_port_get_rstp_status(ofproto, iface->ofp_port, &status)) { | |
2532 | return; | |
2533 | } | |
2534 | ||
2535 | if (!status.enabled) { | |
2536 | ovsrec_port_set_rstp_status(port->cfg, NULL); | |
2537 | ovsrec_port_set_rstp_statistics(port->cfg, NULL, NULL, 0); | |
2538 | return; | |
2539 | } | |
2540 | /* Set Status column. */ | |
2541 | smap_init(&smap); | |
2542 | ||
2543 | smap_add_format(&smap, "rstp_port_id", RSTP_PORT_ID_FMT, | |
2544 | status.port_id); | |
2545 | smap_add_format(&smap, "rstp_port_role", "%s", | |
2546 | rstp_port_role_name(status.role)); | |
2547 | smap_add_format(&smap, "rstp_port_state", "%s", | |
2548 | rstp_state_name(status.state)); | |
9c64e6b8 JR |
2549 | smap_add_format(&smap, "rstp_designated_bridge_id", RSTP_ID_FMT, |
2550 | RSTP_ID_ARGS(status.designated_bridge_id)); | |
2551 | smap_add_format(&smap, "rstp_designated_port_id", RSTP_PORT_ID_FMT, | |
2552 | status.designated_port_id); | |
2553 | smap_add_format(&smap, "rstp_designated_path_cost", "%"PRIu32, | |
2554 | status.designated_path_cost); | |
9efd308e DV |
2555 | |
2556 | ovsrec_port_set_rstp_status(port->cfg, &smap); | |
2557 | smap_destroy(&smap); | |
2558 | ||
2559 | /* Set Statistics column. */ | |
2560 | keys[0] = "rstp_tx_count"; | |
2561 | int_values[0] = status.tx_count; | |
2562 | keys[1] = "rstp_rx_count"; | |
2563 | int_values[1] = status.rx_count; | |
2564 | keys[2] = "rstp_uptime"; | |
2565 | int_values[2] = status.uptime; | |
2550f026 BP |
2566 | keys[3] = "rstp_error_count"; |
2567 | int_values[3] = status.error_count; | |
9efd308e DV |
2568 | ovsrec_port_set_rstp_statistics(port->cfg, keys, int_values, |
2569 | ARRAY_SIZE(int_values)); | |
2570 | } | |
2571 | ||
3e5aeeb5 AZ |
2572 | static void |
2573 | port_refresh_bond_status(struct port *port, bool force_update) | |
2574 | { | |
3bd0fd39 | 2575 | uint8_t mac[ETH_ADDR_LEN]; |
3e5aeeb5 AZ |
2576 | |
2577 | /* Return if port is not a bond */ | |
2578 | if (list_is_singleton(&port->ifaces)) { | |
2579 | return; | |
2580 | } | |
2581 | ||
2582 | if (bond_get_changed_active_slave(port->name, mac, force_update)) { | |
2583 | struct ds mac_s; | |
2584 | ||
2585 | ds_init(&mac_s); | |
2586 | ds_put_format(&mac_s, ETH_ADDR_FMT, ETH_ADDR_ARGS(mac)); | |
2587 | ovsrec_port_set_bond_active_slave(port->cfg, ds_cstr(&mac_s)); | |
2588 | ds_destroy(&mac_s); | |
2589 | } | |
2590 | } | |
2591 | ||
3fe80505 BP |
2592 | static bool |
2593 | enable_system_stats(const struct ovsrec_open_vswitch *cfg) | |
2594 | { | |
a699f614 | 2595 | return smap_get_bool(&cfg->other_config, "enable-statistics", false); |
3fe80505 BP |
2596 | } |
2597 | ||
ce887677 | 2598 | static void |
35a22d8c | 2599 | reconfigure_system_stats(const struct ovsrec_open_vswitch *cfg) |
ce887677 | 2600 | { |
35a22d8c | 2601 | bool enable = enable_system_stats(cfg); |
ce887677 | 2602 | |
35a22d8c BP |
2603 | system_stats_enable(enable); |
2604 | if (!enable) { | |
2605 | ovsrec_open_vswitch_set_statistics(cfg, NULL); | |
3fe80505 | 2606 | } |
35a22d8c BP |
2607 | } |
2608 | ||
2609 | static void | |
2610 | run_system_stats(void) | |
2611 | { | |
2612 | const struct ovsrec_open_vswitch *cfg = ovsrec_open_vswitch_first(idl); | |
2613 | struct smap *stats; | |
2614 | ||
2615 | stats = system_stats_run(); | |
2616 | if (stats && cfg) { | |
2617 | struct ovsdb_idl_txn *txn; | |
2618 | struct ovsdb_datum datum; | |
2619 | ||
2620 | txn = ovsdb_idl_txn_create(idl); | |
2621 | ovsdb_datum_from_smap(&datum, stats); | |
2622 | ovsdb_idl_txn_write(&cfg->header_, &ovsrec_open_vswitch_col_statistics, | |
2623 | &datum); | |
2624 | ovsdb_idl_txn_commit(txn); | |
2625 | ovsdb_idl_txn_destroy(txn); | |
ce887677 | 2626 | |
35a22d8c BP |
2627 | free(stats); |
2628 | } | |
ce887677 BP |
2629 | } |
2630 | ||
61c75840 | 2631 | static const char * |
f4f1ea7e | 2632 | ofp12_controller_role_to_str(enum ofp12_controller_role role) |
bffc0589 AE |
2633 | { |
2634 | switch (role) { | |
f4f1ea7e | 2635 | case OFPCR12_ROLE_EQUAL: |
bffc0589 | 2636 | return "other"; |
f4f1ea7e | 2637 | case OFPCR12_ROLE_MASTER: |
bffc0589 | 2638 | return "master"; |
f4f1ea7e | 2639 | case OFPCR12_ROLE_SLAVE: |
bffc0589 | 2640 | return "slave"; |
f4f1ea7e | 2641 | case OFPCR12_ROLE_NOCHANGE: |
bffc0589 AE |
2642 | default: |
2643 | return "*** INVALID ROLE ***"; | |
2644 | } | |
2645 | } | |
2646 | ||
2647 | static void | |
5d279086 | 2648 | refresh_controller_status(void) |
bffc0589 | 2649 | { |
5d279086 | 2650 | struct bridge *br; |
bffc0589 AE |
2651 | struct shash info; |
2652 | const struct ovsrec_controller *cfg; | |
2653 | ||
5d279086 AE |
2654 | shash_init(&info); |
2655 | ||
2656 | /* Accumulate status for controllers on all bridges. */ | |
2657 | HMAP_FOR_EACH (br, node, &all_bridges) { | |
2658 | ofproto_get_ofproto_controller_info(br->ofproto, &info); | |
2659 | } | |
bffc0589 | 2660 | |
5d279086 | 2661 | /* Update each controller in the database with current status. */ |
bffc0589 | 2662 | OVSREC_CONTROLLER_FOR_EACH(cfg, idl) { |
eb9b8307 AE |
2663 | struct ofproto_controller_info *cinfo = |
2664 | shash_find_data(&info, cfg->target); | |
2665 | ||
2666 | if (cinfo) { | |
2667 | ovsrec_controller_set_is_connected(cfg, cinfo->is_connected); | |
f4f1ea7e BP |
2668 | ovsrec_controller_set_role(cfg, ofp12_controller_role_to_str( |
2669 | cinfo->role)); | |
f5ad2e5f | 2670 | ovsrec_controller_set_status(cfg, &cinfo->pairs); |
eb9b8307 AE |
2671 | } else { |
2672 | ovsrec_controller_set_is_connected(cfg, false); | |
2673 | ovsrec_controller_set_role(cfg, NULL); | |
a699f614 | 2674 | ovsrec_controller_set_status(cfg, NULL); |
eb9b8307 | 2675 | } |
bffc0589 AE |
2676 | } |
2677 | ||
2678 | ofproto_free_ofproto_controller_info(&info); | |
2679 | } | |
b40dcae7 | 2680 | \f |
9c537baf AW |
2681 | /* Update interface and mirror statistics if necessary. */ |
2682 | static void | |
2683 | run_stats_update(void) | |
2684 | { | |
2685 | static struct ovsdb_idl_txn *stats_txn; | |
2686 | const struct ovsrec_open_vswitch *cfg = ovsrec_open_vswitch_first(idl); | |
2687 | int stats_interval; | |
2688 | ||
2689 | if (!cfg) { | |
2690 | return; | |
2691 | } | |
2692 | ||
2693 | /* Statistics update interval should always be greater than or equal to | |
2694 | * 5000 ms. */ | |
2695 | stats_interval = MAX(smap_get_int(&cfg->other_config, | |
2696 | "stats-update-interval", | |
2697 | 5000), 5000); | |
2698 | if (stats_timer_interval != stats_interval) { | |
2699 | stats_timer_interval = stats_interval; | |
2700 | stats_timer = LLONG_MIN; | |
2701 | } | |
2702 | ||
2703 | if (time_msec() >= stats_timer) { | |
2704 | enum ovsdb_idl_txn_status status; | |
2705 | ||
2706 | /* Rate limit the update. Do not start a new update if the | |
2707 | * previous one is not done. */ | |
2708 | if (!stats_txn) { | |
2709 | struct bridge *br; | |
2710 | ||
2711 | stats_txn = ovsdb_idl_txn_create(idl); | |
2712 | HMAP_FOR_EACH (br, node, &all_bridges) { | |
2713 | struct port *port; | |
2714 | struct mirror *m; | |
2715 | ||
2716 | HMAP_FOR_EACH (port, hmap_node, &br->ports) { | |
2717 | struct iface *iface; | |
2718 | ||
2719 | LIST_FOR_EACH (iface, port_elem, &port->ifaces) { | |
2720 | iface_refresh_stats(iface); | |
2721 | } | |
2722 | port_refresh_stp_stats(port); | |
2723 | } | |
2724 | HMAP_FOR_EACH (m, hmap_node, &br->mirrors) { | |
2725 | mirror_refresh_stats(m); | |
2726 | } | |
2727 | } | |
2728 | refresh_controller_status(); | |
2729 | } | |
2730 | ||
2731 | status = ovsdb_idl_txn_commit(stats_txn); | |
2732 | if (status != TXN_INCOMPLETE) { | |
2733 | stats_timer = time_msec() + stats_timer_interval; | |
2734 | ovsdb_idl_txn_destroy(stats_txn); | |
2735 | stats_txn = NULL; | |
2736 | } | |
2737 | } | |
2738 | } | |
2739 | ||
2740 | /* Update bridge/port/interface status if necessary. */ | |
2741 | static void | |
2742 | run_status_update(void) | |
2743 | { | |
ba8ec115 JS |
2744 | if (!status_txn) { |
2745 | uint64_t seq; | |
9c537baf AW |
2746 | |
2747 | /* Rate limit the update. Do not start a new update if the | |
2748 | * previous one is not done. */ | |
ba8ec115 JS |
2749 | seq = seq_read(connectivity_seq_get()); |
2750 | if (seq != connectivity_seqno || status_txn_try_again) { | |
9c537baf AW |
2751 | struct bridge *br; |
2752 | ||
2753 | connectivity_seqno = seq; | |
2754 | status_txn = ovsdb_idl_txn_create(idl); | |
2755 | HMAP_FOR_EACH (br, node, &all_bridges) { | |
2756 | struct port *port; | |
2757 | ||
2758 | br_refresh_stp_status(br); | |
2759 | br_refresh_rstp_status(br); | |
b5cbbcf6 | 2760 | br_refresh_datapath_info(br); |
9c537baf AW |
2761 | HMAP_FOR_EACH (port, hmap_node, &br->ports) { |
2762 | struct iface *iface; | |
2763 | ||
2764 | port_refresh_stp_status(port); | |
2765 | port_refresh_rstp_status(port); | |
3e5aeeb5 | 2766 | port_refresh_bond_status(port, status_txn_try_again); |
9c537baf AW |
2767 | LIST_FOR_EACH (iface, port_elem, &port->ifaces) { |
2768 | iface_refresh_netdev_status(iface); | |
2769 | iface_refresh_ofproto_status(iface); | |
2770 | } | |
2771 | } | |
2772 | } | |
2773 | } | |
ba8ec115 JS |
2774 | } |
2775 | ||
2776 | /* Commit the transaction and get the status. If the transaction finishes, | |
2777 | * then destroy the transaction. Otherwise, keep it so that we can check | |
2778 | * progress the next time that this function is called. */ | |
2779 | if (status_txn) { | |
2780 | enum ovsdb_idl_txn_status status; | |
9c537baf AW |
2781 | |
2782 | status = ovsdb_idl_txn_commit(status_txn); | |
2783 | if (status != TXN_INCOMPLETE) { | |
2784 | ovsdb_idl_txn_destroy(status_txn); | |
2785 | status_txn = NULL; | |
2786 | ||
2787 | /* Sets the 'status_txn_try_again' if the transaction fails. */ | |
2788 | if (status == TXN_SUCCESS || status == TXN_UNCHANGED) { | |
2789 | status_txn_try_again = false; | |
2790 | } else { | |
2791 | status_txn_try_again = true; | |
2792 | } | |
2793 | } | |
2794 | } | |
99eef98b DF |
2795 | |
2796 | /* Refresh AA port status if necessary. */ | |
2797 | if (time_msec() >= aa_refresh_timer) { | |
2798 | struct bridge *br; | |
2799 | ||
2800 | HMAP_FOR_EACH (br, node, &all_bridges) { | |
2801 | if (bridge_aa_need_refresh(br)) { | |
2802 | struct ovsdb_idl_txn *txn; | |
2803 | ||
2804 | txn = ovsdb_idl_txn_create(idl); | |
2805 | bridge_aa_refresh_queued(br); | |
2806 | ovsdb_idl_txn_commit(txn); | |
2807 | ovsdb_idl_txn_destroy(txn); | |
2808 | } | |
2809 | } | |
2810 | ||
2811 | aa_refresh_timer = time_msec() + AA_REFRESH_INTERVAL; | |
2812 | } | |
9c537baf AW |
2813 | } |
2814 | ||
2815 | static void | |
2816 | status_update_wait(void) | |
2817 | { | |
5aca3322 AW |
2818 | /* This prevents the process from constantly waking up on |
2819 | * connectivity seq, when there is no connection to ovsdb. */ | |
2820 | if (!ovsdb_idl_has_lock(idl)) { | |
2821 | return; | |
2822 | } | |
2823 | ||
9c537baf AW |
2824 | /* If the 'status_txn' is non-null (transaction incomplete), waits for the |
2825 | * transaction to complete. If the status update to database needs to be | |
2826 | * run again (transaction fails), registers a timeout in | |
2827 | * 'STATUS_CHECK_AGAIN_MSEC'. Otherwise, waits on the global connectivity | |
2828 | * sequence number. */ | |
2829 | if (status_txn) { | |
2830 | ovsdb_idl_txn_wait(status_txn); | |
2831 | } else if (status_txn_try_again) { | |
2832 | poll_timer_wait_until(time_msec() + STATUS_CHECK_AGAIN_MSEC); | |
2833 | } else { | |
2834 | seq_wait(connectivity_seq_get(), connectivity_seqno); | |
2835 | } | |
2836 | } | |
2837 | ||
aeed7879 BP |
2838 | static void |
2839 | bridge_run__(void) | |
2840 | { | |
2841 | struct bridge *br; | |
2842 | struct sset types; | |
2843 | const char *type; | |
2844 | ||
2845 | /* Let each datapath type do the work that it needs to do. */ | |
2846 | sset_init(&types); | |
2847 | ofproto_enumerate_types(&types); | |
2848 | SSET_FOR_EACH (type, &types) { | |
2849 | ofproto_type_run(type); | |
2850 | } | |
2851 | sset_destroy(&types); | |
2852 | ||
2853 | /* Let each bridge do the work that it needs to do. */ | |
2854 | HMAP_FOR_EACH (br, node, &all_bridges) { | |
2855 | ofproto_run(br->ofproto); | |
2856 | } | |
2857 | } | |
2858 | ||
c5187f17 | 2859 | void |
064af421 BP |
2860 | bridge_run(void) |
2861 | { | |
8c0f519f | 2862 | static struct ovsrec_open_vswitch null_cfg; |
d54ff998 BP |
2863 | const struct ovsrec_open_vswitch *cfg; |
2864 | ||
52a90c29 | 2865 | bool vlan_splinters_changed; |
064af421 | 2866 | |
8c0f519f | 2867 | ovsrec_open_vswitch_init(&null_cfg); |
edce886c | 2868 | |
2a73b1d7 | 2869 | ovsdb_idl_run(idl); |
06b6d651 | 2870 | |
2a73b1d7 BP |
2871 | if (ovsdb_idl_is_lock_contended(idl)) { |
2872 | static struct vlog_rate_limit rl = VLOG_RATE_LIMIT_INIT(1, 1); | |
2873 | struct bridge *br, *next_br; | |
06b6d651 | 2874 | |
2a73b1d7 BP |
2875 | VLOG_ERR_RL(&rl, "another ovs-vswitchd process is running, " |
2876 | "disabling this process (pid %ld) until it goes away", | |
2877 | (long int) getpid()); | |
bae7208e | 2878 | |
2a73b1d7 BP |
2879 | HMAP_FOR_EACH_SAFE (br, next_br, node, &all_bridges) { |
2880 | bridge_destroy(br); | |
06b6d651 | 2881 | } |
2a73b1d7 BP |
2882 | /* Since we will not be running system_stats_run() in this process |
2883 | * with the current situation of multiple ovs-vswitchd daemons, | |
2884 | * disable system stats collection. */ | |
2885 | system_stats_enable(false); | |
2886 | return; | |
2887 | } else if (!ovsdb_idl_has_lock(idl)) { | |
2888 | return; | |
06b6d651 BP |
2889 | } |
2890 | cfg = ovsrec_open_vswitch_first(idl); | |
2891 | ||
b0408fca JP |
2892 | /* Initialize the ofproto library. This only needs to run once, but |
2893 | * it must be done after the configuration is set. If the | |
2894 | * initialization has already occurred, bridge_init_ofproto() | |
2895 | * returns immediately. */ | |
2896 | bridge_init_ofproto(cfg); | |
2897 | ||
40358701 GS |
2898 | /* Once the value of flow-restore-wait is false, we no longer should |
2899 | * check its value from the database. */ | |
2900 | if (cfg && ofproto_get_flow_restore_wait()) { | |
2901 | ofproto_set_flow_restore_wait(smap_get_bool(&cfg->other_config, | |
2902 | "flow-restore-wait", false)); | |
2903 | } | |
2904 | ||
aeed7879 | 2905 | bridge_run__(); |
c5187f17 | 2906 | |
d6da96ce BP |
2907 | /* Re-configure SSL. We do this on every trip through the main loop, |
2908 | * instead of just when the database changes, because the contents of the | |
2909 | * key and certificate files can change without the database changing. | |
2910 | * | |
2911 | * We do this before bridge_reconfigure() because that function might | |
2912 | * initiate SSL connections and thus requires SSL to be configured. */ | |
2913 | if (cfg && cfg->ssl) { | |
2914 | const struct ovsrec_ssl *ssl = cfg->ssl; | |
2915 | ||
2916 | stream_ssl_set_key_and_cert(ssl->private_key, ssl->certificate); | |
2917 | stream_ssl_set_ca_cert_file(ssl->ca_cert, ssl->bootstrap_ca_cert); | |
2918 | } | |
bf8f2167 | 2919 | |
2a73b1d7 BP |
2920 | /* If VLAN splinters are in use, then we need to reconfigure if VLAN |
2921 | * usage has changed. */ | |
2922 | vlan_splinters_changed = false; | |
2923 | if (vlan_splinters_enabled_anywhere) { | |
9c537baf AW |
2924 | struct bridge *br; |
2925 | ||
2a73b1d7 BP |
2926 | HMAP_FOR_EACH (br, node, &all_bridges) { |
2927 | if (ofproto_has_vlan_usage_changed(br->ofproto)) { | |
2928 | vlan_splinters_changed = true; | |
2929 | break; | |
52a90c29 BP |
2930 | } |
2931 | } | |
2932 | } | |
2933 | ||
2a73b1d7 BP |
2934 | if (ovsdb_idl_get_seqno(idl) != idl_seqno || vlan_splinters_changed) { |
2935 | struct ovsdb_idl_txn *txn; | |
ff02e9a5 | 2936 | |
2a73b1d7 BP |
2937 | idl_seqno = ovsdb_idl_get_seqno(idl); |
2938 | txn = ovsdb_idl_txn_create(idl); | |
2939 | bridge_reconfigure(cfg ? cfg : &null_cfg); | |
ff02e9a5 | 2940 | |
2a73b1d7 BP |
2941 | if (cfg) { |
2942 | ovsrec_open_vswitch_set_cur_cfg(cfg, cfg->next_cfg); | |
064af421 | 2943 | } |
018f1525 | 2944 | |
2a73b1d7 BP |
2945 | /* If we are completing our initial configuration for this run |
2946 | * of ovs-vswitchd, then keep the transaction around to monitor | |
2947 | * it for completion. */ | |
2948 | if (initial_config_done) { | |
15c9fbd8 AW |
2949 | /* Always sets the 'status_txn_try_again' to check again, |
2950 | * in case that this transaction fails. */ | |
2951 | status_txn_try_again = true; | |
2a73b1d7 BP |
2952 | ovsdb_idl_txn_commit(txn); |
2953 | ovsdb_idl_txn_destroy(txn); | |
2954 | } else { | |
2955 | initial_config_done = true; | |
2956 | daemonize_txn = txn; | |
2957 | } | |
bae7208e EJ |
2958 | } |
2959 | ||
63ff04e8 BP |
2960 | if (daemonize_txn) { |
2961 | enum ovsdb_idl_txn_status status = ovsdb_idl_txn_commit(daemonize_txn); | |
2962 | if (status != TXN_INCOMPLETE) { | |
2963 | ovsdb_idl_txn_destroy(daemonize_txn); | |
2964 | daemonize_txn = NULL; | |
2965 | ||
2966 | /* ovs-vswitchd has completed initialization, so allow the | |
2967 | * process that forked us to exit successfully. */ | |
2968 | daemonize_complete(); | |
2969 | ||
888e0cf4 | 2970 | vlog_enable_async(); |
a5fb0e29 | 2971 | |
63ff04e8 BP |
2972 | VLOG_INFO_ONCE("%s (Open vSwitch) %s", program_name, VERSION); |
2973 | } | |
2974 | } | |
2975 | ||
9c537baf AW |
2976 | run_stats_update(); |
2977 | run_status_update(); | |
35a22d8c | 2978 | run_system_stats(); |
064af421 BP |
2979 | } |
2980 | ||
2981 | void | |
2982 | bridge_wait(void) | |
2983 | { | |
11a574a7 JP |
2984 | struct sset types; |
2985 | const char *type; | |
2986 | ||
c5187f17 | 2987 | ovsdb_idl_wait(idl); |
63ff04e8 BP |
2988 | if (daemonize_txn) { |
2989 | ovsdb_idl_txn_wait(daemonize_txn); | |
2990 | } | |
c7e7bb21 | 2991 | |
11a574a7 JP |
2992 | sset_init(&types); |
2993 | ofproto_enumerate_types(&types); | |
2994 | SSET_FOR_EACH (type, &types) { | |
2995 | ofproto_type_wait(type); | |
2996 | } | |
2997 | sset_destroy(&types); | |
2998 | ||
06b6d651 BP |
2999 | if (!hmap_is_empty(&all_bridges)) { |
3000 | struct bridge *br; | |
6586adf5 | 3001 | |
06b6d651 BP |
3002 | HMAP_FOR_EACH (br, node, &all_bridges) { |
3003 | ofproto_wait(br->ofproto); | |
3004 | } | |
12eb035b AW |
3005 | |
3006 | poll_timer_wait_until(stats_timer); | |
6586adf5 | 3007 | } |
35a22d8c | 3008 | |
9c537baf | 3009 | status_update_wait(); |
35a22d8c | 3010 | system_stats_wait(); |
064af421 | 3011 | } |
0d085684 BP |
3012 | |
3013 | /* Adds some memory usage statistics for bridges into 'usage', for use with | |
3014 | * memory_report(). */ | |
3015 | void | |
3016 | bridge_get_memory_usage(struct simap *usage) | |
3017 | { | |
3018 | struct bridge *br; | |
1c030aa5 EJ |
3019 | struct sset types; |
3020 | const char *type; | |
3021 | ||
3022 | sset_init(&types); | |
3023 | ofproto_enumerate_types(&types); | |
3024 | SSET_FOR_EACH (type, &types) { | |
3025 | ofproto_type_get_memory_usage(type, usage); | |
3026 | } | |
3027 | sset_destroy(&types); | |
0d085684 BP |
3028 | |
3029 | HMAP_FOR_EACH (br, node, &all_bridges) { | |
3030 | ofproto_get_memory_usage(br->ofproto, usage); | |
3031 | } | |
3032 | } | |
8c4c1387 | 3033 | \f |
e8fe3026 EJ |
3034 | /* QoS unixctl user interface functions. */ |
3035 | ||
3036 | struct qos_unixctl_show_cbdata { | |
3037 | struct ds *ds; | |
3038 | struct iface *iface; | |
3039 | }; | |
3040 | ||
3041 | static void | |
89454bf4 BP |
3042 | qos_unixctl_show_queue(unsigned int queue_id, |
3043 | const struct smap *details, | |
3044 | struct iface *iface, | |
3045 | struct ds *ds) | |
e8fe3026 | 3046 | { |
e8fe3026 | 3047 | struct netdev_queue_stats stats; |
79f1cbe9 | 3048 | struct smap_node *node; |
e8fe3026 EJ |
3049 | int error; |
3050 | ||
3051 | ds_put_cstr(ds, "\n"); | |
3052 | if (queue_id) { | |
3053 | ds_put_format(ds, "Queue %u:\n", queue_id); | |
3054 | } else { | |
3055 | ds_put_cstr(ds, "Default:\n"); | |
3056 | } | |
3057 | ||
79f1cbe9 EJ |
3058 | SMAP_FOR_EACH (node, details) { |
3059 | ds_put_format(ds, "\t%s: %s\n", node->key, node->value); | |
e8fe3026 EJ |
3060 | } |
3061 | ||
3062 | error = netdev_get_queue_stats(iface->netdev, queue_id, &stats); | |
3063 | if (!error) { | |
3064 | if (stats.tx_packets != UINT64_MAX) { | |
3065 | ds_put_format(ds, "\ttx_packets: %"PRIu64"\n", stats.tx_packets); | |
3066 | } | |
3067 | ||
3068 | if (stats.tx_bytes != UINT64_MAX) { | |
3069 | ds_put_format(ds, "\ttx_bytes: %"PRIu64"\n", stats.tx_bytes); | |
3070 | } | |
3071 | ||
3072 | if (stats.tx_errors != UINT64_MAX) { | |
3073 | ds_put_format(ds, "\ttx_errors: %"PRIu64"\n", stats.tx_errors); | |
3074 | } | |
3075 | } else { | |
3076 | ds_put_format(ds, "\tFailed to get statistics for queue %u: %s", | |
10a89ef0 | 3077 | queue_id, ovs_strerror(error)); |
e8fe3026 EJ |
3078 | } |
3079 | } | |
3080 | ||
3081 | static void | |
0e15264f BP |
3082 | qos_unixctl_show(struct unixctl_conn *conn, int argc OVS_UNUSED, |
3083 | const char *argv[], void *aux OVS_UNUSED) | |
e8fe3026 EJ |
3084 | { |
3085 | struct ds ds = DS_EMPTY_INITIALIZER; | |
79f1cbe9 | 3086 | struct smap smap = SMAP_INITIALIZER(&smap); |
e8fe3026 EJ |
3087 | struct iface *iface; |
3088 | const char *type; | |
79f1cbe9 | 3089 | struct smap_node *node; |
e8fe3026 | 3090 | |
0e15264f | 3091 | iface = iface_find(argv[1]); |
e8fe3026 | 3092 | if (!iface) { |
bde9f75d | 3093 | unixctl_command_reply_error(conn, "no such interface"); |
e8fe3026 EJ |
3094 | return; |
3095 | } | |
3096 | ||
79f1cbe9 | 3097 | netdev_get_qos(iface->netdev, &type, &smap); |
e8fe3026 EJ |
3098 | |
3099 | if (*type != '\0') { | |
89454bf4 BP |
3100 | struct netdev_queue_dump dump; |
3101 | struct smap details; | |
3102 | unsigned int queue_id; | |
3103 | ||
e8fe3026 EJ |
3104 | ds_put_format(&ds, "QoS: %s %s\n", iface->name, type); |
3105 | ||
79f1cbe9 EJ |
3106 | SMAP_FOR_EACH (node, &smap) { |
3107 | ds_put_format(&ds, "%s: %s\n", node->key, node->value); | |
e8fe3026 EJ |
3108 | } |
3109 | ||
89454bf4 BP |
3110 | smap_init(&details); |
3111 | NETDEV_QUEUE_FOR_EACH (&queue_id, &details, &dump, iface->netdev) { | |
3112 | qos_unixctl_show_queue(queue_id, &details, iface, &ds); | |
e8fe3026 | 3113 | } |
89454bf4 BP |
3114 | smap_destroy(&details); |
3115 | ||
bde9f75d | 3116 | unixctl_command_reply(conn, ds_cstr(&ds)); |
e8fe3026 EJ |
3117 | } else { |
3118 | ds_put_format(&ds, "QoS not configured on %s\n", iface->name); | |
bde9f75d | 3119 | unixctl_command_reply_error(conn, ds_cstr(&ds)); |
e8fe3026 EJ |
3120 | } |
3121 | ||
79f1cbe9 | 3122 | smap_destroy(&smap); |
e8fe3026 EJ |
3123 | ds_destroy(&ds); |
3124 | } | |
3125 | \f | |
064af421 | 3126 | /* Bridge reconfiguration functions. */ |
66da9bef | 3127 | static void |
1a6f1e2a | 3128 | bridge_create(const struct ovsrec_bridge *br_cfg) |
064af421 BP |
3129 | { |
3130 | struct bridge *br; | |
064af421 | 3131 | |
cb22974d | 3132 | ovs_assert(!bridge_lookup(br_cfg->name)); |
ec6fde61 | 3133 | br = xzalloc(sizeof *br); |
064af421 | 3134 | |
1a6f1e2a | 3135 | br->name = xstrdup(br_cfg->name); |
f79e673f | 3136 | br->type = xstrdup(ofproto_normalize_type(br_cfg->datapath_type)); |
1a6f1e2a | 3137 | br->cfg = br_cfg; |
e3f55cb8 BP |
3138 | |
3139 | /* Derive the default Ethernet address from the bridge's UUID. This should | |
3140 | * be unique and it will be stable between ovs-vswitchd runs. */ | |
3141 | memcpy(br->default_ea, &br_cfg->header_.uuid, ETH_ADDR_LEN); | |
3142 | eth_addr_mark_random(br->default_ea); | |
064af421 | 3143 | |
8052fb14 | 3144 | hmap_init(&br->ports); |
d9a8717a | 3145 | hmap_init(&br->ifaces); |
ebea37cc | 3146 | hmap_init(&br->iface_by_name); |
fa066f01 | 3147 | hmap_init(&br->mirrors); |
4a1ee6ae | 3148 | |
99eef98b | 3149 | hmap_init(&br->mappings); |
764072fd | 3150 | hmap_insert(&all_bridges, &br->node, hash_string(br->name, 0)); |
064af421 BP |
3151 | } |
3152 | ||
3153 | static void | |
3154 | bridge_destroy(struct bridge *br) | |
3155 | { | |
3156 | if (br) { | |
fa066f01 BP |
3157 | struct mirror *mirror, *next_mirror; |
3158 | struct port *port, *next_port; | |
064af421 | 3159 | |
fa066f01 | 3160 | HMAP_FOR_EACH_SAFE (port, next_port, hmap_node, &br->ports) { |
8052fb14 | 3161 | port_destroy(port); |
064af421 | 3162 | } |
fa066f01 BP |
3163 | HMAP_FOR_EACH_SAFE (mirror, next_mirror, hmap_node, &br->mirrors) { |
3164 | mirror_destroy(mirror); | |
f76e2dfc | 3165 | } |
bae7208e | 3166 | |
764072fd | 3167 | hmap_remove(&all_bridges, &br->node); |
6d6ab93e | 3168 | ofproto_destroy(br->ofproto); |
d9a8717a | 3169 | hmap_destroy(&br->ifaces); |
8052fb14 | 3170 | hmap_destroy(&br->ports); |
ebea37cc | 3171 | hmap_destroy(&br->iface_by_name); |
fa066f01 | 3172 | hmap_destroy(&br->mirrors); |
99eef98b | 3173 | hmap_destroy(&br->mappings); |
064af421 | 3174 | free(br->name); |
66da9bef | 3175 | free(br->type); |
064af421 BP |
3176 | free(br); |
3177 | } | |
3178 | } | |
3179 | ||
3180 | static struct bridge * | |
3181 | bridge_lookup(const char *name) | |
3182 | { | |
3183 | struct bridge *br; | |
3184 | ||
764072fd | 3185 | HMAP_FOR_EACH_WITH_HASH (br, node, hash_string(name, 0), &all_bridges) { |
064af421 BP |
3186 | if (!strcmp(br->name, name)) { |
3187 | return br; | |
3188 | } | |
3189 | } | |
3190 | return NULL; | |
3191 | } | |
3192 | ||
4f2cad2c JP |
3193 | /* Handle requests for a listing of all flows known by the OpenFlow |
3194 | * stack, including those normally hidden. */ | |
3195 | static void | |
0e15264f BP |
3196 | bridge_unixctl_dump_flows(struct unixctl_conn *conn, int argc OVS_UNUSED, |
3197 | const char *argv[], void *aux OVS_UNUSED) | |
4f2cad2c JP |
3198 | { |
3199 | struct bridge *br; | |
3200 | struct ds results; | |
d295e8e9 | 3201 | |
0e15264f | 3202 | br = bridge_lookup(argv[1]); |
4f2cad2c | 3203 | if (!br) { |
bde9f75d | 3204 | unixctl_command_reply_error(conn, "Unknown bridge"); |
4f2cad2c JP |
3205 | return; |
3206 | } | |
3207 | ||
3208 | ds_init(&results); | |
3209 | ofproto_get_all_flows(br->ofproto, &results); | |
3210 | ||
bde9f75d | 3211 | unixctl_command_reply(conn, ds_cstr(&results)); |
4f2cad2c JP |
3212 | ds_destroy(&results); |
3213 | } | |
3214 | ||
fa05809b BP |
3215 | /* "bridge/reconnect [BRIDGE]": makes BRIDGE drop all of its controller |
3216 | * connections and reconnect. If BRIDGE is not specified, then all bridges | |
3217 | * drop their controller connections and reconnect. */ | |
3218 | static void | |
0e15264f BP |
3219 | bridge_unixctl_reconnect(struct unixctl_conn *conn, int argc, |
3220 | const char *argv[], void *aux OVS_UNUSED) | |
fa05809b BP |
3221 | { |
3222 | struct bridge *br; | |
0e15264f BP |
3223 | if (argc > 1) { |
3224 | br = bridge_lookup(argv[1]); | |
fa05809b | 3225 | if (!br) { |
bde9f75d | 3226 | unixctl_command_reply_error(conn, "Unknown bridge"); |
fa05809b BP |
3227 | return; |
3228 | } | |
3229 | ofproto_reconnect_controllers(br->ofproto); | |
3230 | } else { | |
764072fd | 3231 | HMAP_FOR_EACH (br, node, &all_bridges) { |
fa05809b BP |
3232 | ofproto_reconnect_controllers(br->ofproto); |
3233 | } | |
3234 | } | |
bde9f75d | 3235 | unixctl_command_reply(conn, NULL); |
fa05809b BP |
3236 | } |
3237 | ||
76ce9432 | 3238 | static size_t |
1a048029 | 3239 | bridge_get_controllers(const struct bridge *br, |
76ce9432 | 3240 | struct ovsrec_controller ***controllersp) |
064af421 | 3241 | { |
76ce9432 BP |
3242 | struct ovsrec_controller **controllers; |
3243 | size_t n_controllers; | |
064af421 | 3244 | |
1a048029 JP |
3245 | controllers = br->cfg->controller; |
3246 | n_controllers = br->cfg->n_controller; | |
76343538 | 3247 | |
76ce9432 BP |
3248 | if (n_controllers == 1 && !strcmp(controllers[0]->target, "none")) { |
3249 | controllers = NULL; | |
3250 | n_controllers = 0; | |
064af421 | 3251 | } |
76343538 | 3252 | |
76ce9432 BP |
3253 | if (controllersp) { |
3254 | *controllersp = controllers; | |
3255 | } | |
3256 | return n_controllers; | |
064af421 BP |
3257 | } |
3258 | ||
bae7208e | 3259 | static void |
2a73b1d7 BP |
3260 | bridge_collect_wanted_ports(struct bridge *br, |
3261 | const unsigned long int *splinter_vlans, | |
3262 | struct shash *wanted_ports) | |
bae7208e | 3263 | { |
6ae39834 | 3264 | size_t i; |
064af421 | 3265 | |
2a73b1d7 | 3266 | shash_init(wanted_ports); |
bae7208e | 3267 | |
76343538 BP |
3268 | for (i = 0; i < br->cfg->n_ports; i++) { |
3269 | const char *name = br->cfg->ports[i]->name; | |
2a73b1d7 | 3270 | if (!shash_add_once(wanted_ports, name, br->cfg->ports[i])) { |
76343538 BP |
3271 | VLOG_WARN("bridge %s: %s specified twice as bridge port", |
3272 | br->name, name); | |
3273 | } | |
3274 | } | |
b5827b24 | 3275 | if (bridge_get_controllers(br, NULL) |
2a73b1d7 | 3276 | && !shash_find(wanted_ports, br->name)) { |
cfea354b BP |
3277 | VLOG_WARN("bridge %s: no port named %s, synthesizing one", |
3278 | br->name, br->name); | |
72865317 | 3279 | |
a699f614 EJ |
3280 | ovsrec_interface_init(&br->synth_local_iface); |
3281 | ovsrec_port_init(&br->synth_local_port); | |
3282 | ||
cfea354b BP |
3283 | br->synth_local_port.interfaces = &br->synth_local_ifacep; |
3284 | br->synth_local_port.n_interfaces = 1; | |
3285 | br->synth_local_port.name = br->name; | |
3286 | ||
3287 | br->synth_local_iface.name = br->name; | |
66da9bef | 3288 | br->synth_local_iface.type = "internal"; |
cfea354b BP |
3289 | |
3290 | br->synth_local_ifacep = &br->synth_local_iface; | |
3291 | ||
2a73b1d7 | 3292 | shash_add(wanted_ports, br->name, &br->synth_local_port); |
064af421 | 3293 | } |
064af421 | 3294 | |
52a90c29 | 3295 | if (splinter_vlans) { |
2a73b1d7 | 3296 | add_vlan_splinter_ports(br, splinter_vlans, wanted_ports); |
52a90c29 | 3297 | } |
2a73b1d7 BP |
3298 | } |
3299 | ||
3300 | /* Deletes "struct port"s and "struct iface"s under 'br' which aren't | |
3301 | * consistent with 'br->cfg'. Updates 'br->if_cfg_queue' with interfaces which | |
3302 | * 'br' needs to complete its configuration. */ | |
3303 | static void | |
3304 | bridge_del_ports(struct bridge *br, const struct shash *wanted_ports) | |
3305 | { | |
3306 | struct shash_node *port_node; | |
3307 | struct port *port, *next; | |
52a90c29 | 3308 | |
4a1ee6ae | 3309 | /* Get rid of deleted ports. |
a70e4b2a | 3310 | * Get rid of deleted interfaces on ports that still exist. */ |
8052fb14 | 3311 | HMAP_FOR_EACH_SAFE (port, next, hmap_node, &br->ports) { |
2a73b1d7 | 3312 | port->cfg = shash_find_data(wanted_ports, port->name); |
66da9bef | 3313 | if (!port->cfg) { |
4a1ee6ae BP |
3314 | port_destroy(port); |
3315 | } else { | |
66da9bef | 3316 | port_del_ifaces(port); |
064af421 BP |
3317 | } |
3318 | } | |
4a1ee6ae | 3319 | |
2a73b1d7 BP |
3320 | /* Update iface->cfg and iface->type in interfaces that still exist. */ |
3321 | SHASH_FOR_EACH (port_node, wanted_ports) { | |
bae7208e EJ |
3322 | const struct ovsrec_port *port = port_node->data; |
3323 | size_t i; | |
3324 | ||
3325 | for (i = 0; i < port->n_interfaces; i++) { | |
3326 | const struct ovsrec_interface *cfg = port->interfaces[i]; | |
3327 | struct iface *iface = iface_lookup(br, cfg->name); | |
046f1f89 | 3328 | const char *type = iface_get_type(cfg, br->cfg); |
bae7208e EJ |
3329 | |
3330 | if (iface) { | |
3331 | iface->cfg = cfg; | |
046f1f89 | 3332 | iface->type = type; |
0faed346 EJ |
3333 | } else if (!strcmp(type, "null")) { |
3334 | VLOG_WARN_ONCE("%s: The null interface type is deprecated and" | |
3335 | " may be removed in February 2013. Please email" | |
3336 | " dev@openvswitch.org with concerns.", | |
3337 | cfg->name); | |
3338 | } else { | |
2a73b1d7 | 3339 | /* We will add new interfaces later. */ |
bae7208e | 3340 | } |
ceb4559f | 3341 | } |
064af421 | 3342 | } |
064af421 BP |
3343 | } |
3344 | ||
7d674866 BP |
3345 | /* Initializes 'oc' appropriately as a management service controller for |
3346 | * 'br'. | |
3347 | * | |
3348 | * The caller must free oc->target when it is no longer needed. */ | |
3349 | static void | |
3350 | bridge_ofproto_controller_for_mgmt(const struct bridge *br, | |
3351 | struct ofproto_controller *oc) | |
3352 | { | |
b43c6fe2 | 3353 | oc->target = xasprintf("punix:%s/%s.mgmt", ovs_rundir(), br->name); |
7d674866 BP |
3354 | oc->max_backoff = 0; |
3355 | oc->probe_interval = 60; | |
3356 | oc->band = OFPROTO_OUT_OF_BAND; | |
7d674866 BP |
3357 | oc->rate_limit = 0; |
3358 | oc->burst_limit = 0; | |
9886b662 | 3359 | oc->enable_async_msgs = true; |
10bf2380 | 3360 | oc->dscp = 0; |
7d674866 BP |
3361 | } |
3362 | ||
3363 | /* Converts ovsrec_controller 'c' into an ofproto_controller in 'oc'. */ | |
3364 | static void | |
3365 | bridge_ofproto_controller_from_ovsrec(const struct ovsrec_controller *c, | |
3366 | struct ofproto_controller *oc) | |
3367 | { | |
a699f614 | 3368 | int dscp; |
f125905c | 3369 | |
7d674866 BP |
3370 | oc->target = c->target; |
3371 | oc->max_backoff = c->max_backoff ? *c->max_backoff / 1000 : 8; | |
3372 | oc->probe_interval = c->inactivity_probe ? *c->inactivity_probe / 1000 : 5; | |
3373 | oc->band = (!c->connection_mode || !strcmp(c->connection_mode, "in-band") | |
3374 | ? OFPROTO_IN_BAND : OFPROTO_OUT_OF_BAND); | |
7d674866 BP |
3375 | oc->rate_limit = c->controller_rate_limit ? *c->controller_rate_limit : 0; |
3376 | oc->burst_limit = (c->controller_burst_limit | |
3377 | ? *c->controller_burst_limit : 0); | |
9886b662 BP |
3378 | oc->enable_async_msgs = (!c->enable_async_messages |
3379 | || *c->enable_async_messages); | |
a699f614 EJ |
3380 | dscp = smap_get_int(&c->other_config, "dscp", DSCP_DEFAULT); |
3381 | if (dscp < 0 || dscp > 63) { | |
3382 | dscp = DSCP_DEFAULT; | |
f125905c | 3383 | } |
a699f614 | 3384 | oc->dscp = dscp; |
7d674866 BP |
3385 | } |
3386 | ||
3387 | /* Configures the IP stack for 'br''s local interface properly according to the | |
3388 | * configuration in 'c'. */ | |
3389 | static void | |
3390 | bridge_configure_local_iface_netdev(struct bridge *br, | |
3391 | struct ovsrec_controller *c) | |
3392 | { | |
3393 | struct netdev *netdev; | |
3394 | struct in_addr mask, gateway; | |
3395 | ||
3396 | struct iface *local_iface; | |
3397 | struct in_addr ip; | |
3398 | ||
7d674866 | 3399 | /* If there's no local interface or no IP address, give up. */ |
892815f5 | 3400 | local_iface = iface_from_ofp_port(br, OFPP_LOCAL); |
1bbd1728 GS |
3401 | if (!local_iface || !c->local_ip |
3402 | || !inet_pton(AF_INET, c->local_ip, &ip)) { | |
7d674866 BP |
3403 | return; |
3404 | } | |
3405 | ||
3406 | /* Bring up the local interface. */ | |
3407 | netdev = local_iface->netdev; | |
4b609110 | 3408 | netdev_turn_flags_on(netdev, NETDEV_UP, NULL); |
7d674866 BP |
3409 | |
3410 | /* Configure the IP address and netmask. */ | |
3411 | if (!c->local_netmask | |
1bbd1728 | 3412 | || !inet_pton(AF_INET, c->local_netmask, &mask) |
7d674866 BP |
3413 | || !mask.s_addr) { |
3414 | mask.s_addr = guess_netmask(ip.s_addr); | |
3415 | } | |
3416 | if (!netdev_set_in4(netdev, ip, mask)) { | |
3417 | VLOG_INFO("bridge %s: configured IP address "IP_FMT", netmask "IP_FMT, | |
ed36537e | 3418 | br->name, IP_ARGS(ip.s_addr), IP_ARGS(mask.s_addr)); |
7d674866 BP |
3419 | } |
3420 | ||
3421 | /* Configure the default gateway. */ | |
3422 | if (c->local_gateway | |
1bbd1728 | 3423 | && inet_pton(AF_INET, c->local_gateway, &gateway) |
7d674866 BP |
3424 | && gateway.s_addr) { |
3425 | if (!netdev_add_router(netdev, gateway)) { | |
3426 | VLOG_INFO("bridge %s: configured gateway "IP_FMT, | |
ed36537e | 3427 | br->name, IP_ARGS(gateway.s_addr)); |
7d674866 BP |
3428 | } |
3429 | } | |
3430 | } | |
3431 | ||
cb4ef1ea BP |
3432 | /* Returns true if 'a' and 'b' are the same except that any number of slashes |
3433 | * in either string are treated as equal to any number of slashes in the other, | |
329e3462 PR |
3434 | * e.g. "x///y" is equal to "x/y". |
3435 | * | |
3436 | * Also, if 'b_stoplen' bytes from 'b' are found to be equal to corresponding | |
3437 | * bytes from 'a', the function considers this success. Specify 'b_stoplen' as | |
3438 | * SIZE_MAX to compare all of 'a' to all of 'b' rather than just a prefix of | |
3439 | * 'b' against a prefix of 'a'. | |
3440 | */ | |
cb4ef1ea | 3441 | static bool |
329e3462 | 3442 | equal_pathnames(const char *a, const char *b, size_t b_stoplen) |
cb4ef1ea | 3443 | { |
329e3462 | 3444 | const char *b_start = b; |
4a1d4e86 BP |
3445 | for (;;) { |
3446 | if (b - b_start >= b_stoplen) { | |
3447 | return true; | |
3448 | } else if (*a != *b) { | |
3449 | return false; | |
3450 | } else if (*a == '/') { | |
cb4ef1ea BP |
3451 | a += strspn(a, "/"); |
3452 | b += strspn(b, "/"); | |
3453 | } else if (*a == '\0') { | |
3454 | return true; | |
3455 | } else { | |
3456 | a++; | |
3457 | b++; | |
3458 | } | |
3459 | } | |
cb4ef1ea BP |
3460 | } |
3461 | ||
064af421 | 3462 | static void |
fa066f01 BP |
3463 | bridge_configure_remotes(struct bridge *br, |
3464 | const struct sockaddr_in *managers, size_t n_managers) | |
064af421 | 3465 | { |
a699f614 | 3466 | bool disable_in_band; |
b1da6250 | 3467 | |
76ce9432 BP |
3468 | struct ovsrec_controller **controllers; |
3469 | size_t n_controllers; | |
7d674866 | 3470 | |
66da9bef | 3471 | enum ofproto_fail_mode fail_mode; |
7d674866 BP |
3472 | |
3473 | struct ofproto_controller *ocs; | |
3474 | size_t n_ocs; | |
3475 | size_t i; | |
064af421 | 3476 | |
8731b2b6 | 3477 | /* Check if we should disable in-band control on this bridge. */ |
a699f614 EJ |
3478 | disable_in_band = smap_get_bool(&br->cfg->other_config, "disable-in-band", |
3479 | false); | |
8731b2b6 | 3480 | |
b1da6250 | 3481 | /* Set OpenFlow queue ID for in-band control. */ |
a699f614 EJ |
3482 | ofproto_set_in_band_queue(br->ofproto, |
3483 | smap_get_int(&br->cfg->other_config, | |
3484 | "in-band-queue", -1)); | |
b1da6250 | 3485 | |
8731b2b6 JP |
3486 | if (disable_in_band) { |
3487 | ofproto_set_extra_in_band_remotes(br->ofproto, NULL, 0); | |
3488 | } else { | |
3489 | ofproto_set_extra_in_band_remotes(br->ofproto, managers, n_managers); | |
3490 | } | |
cd11000b | 3491 | |
1a048029 | 3492 | n_controllers = bridge_get_controllers(br, &controllers); |
064af421 | 3493 | |
7d674866 BP |
3494 | ocs = xmalloc((n_controllers + 1) * sizeof *ocs); |
3495 | n_ocs = 0; | |
064af421 | 3496 | |
7d674866 BP |
3497 | bridge_ofproto_controller_for_mgmt(br, &ocs[n_ocs++]); |
3498 | for (i = 0; i < n_controllers; i++) { | |
3499 | struct ovsrec_controller *c = controllers[i]; | |
76ce9432 | 3500 | |
7d674866 BP |
3501 | if (!strncmp(c->target, "punix:", 6) |
3502 | || !strncmp(c->target, "unix:", 5)) { | |
3503 | static struct vlog_rate_limit rl = VLOG_RATE_LIMIT_INIT(1, 5); | |
cb4ef1ea BP |
3504 | char *whitelist; |
3505 | ||
329e3462 PR |
3506 | if (!strncmp(c->target, "unix:", 5)) { |
3507 | /* Connect to a listening socket */ | |
3508 | whitelist = xasprintf("unix:%s/", ovs_rundir()); | |
2c487bc8 PR |
3509 | if (strchr(c->target, '/') && |
3510 | !equal_pathnames(c->target, whitelist, | |
3511 | strlen(whitelist))) { | |
3512 | /* Absolute path specified, but not in ovs_rundir */ | |
329e3462 PR |
3513 | VLOG_ERR_RL(&rl, "bridge %s: Not connecting to socket " |
3514 | "controller \"%s\" due to possibility for " | |
3515 | "remote exploit. Instead, specify socket " | |
3516 | "in whitelisted \"%s\" or connect to " | |
3517 | "\"unix:%s/%s.mgmt\" (which is always " | |
3518 | "available without special configuration).", | |
3519 | br->name, c->target, whitelist, | |
cb4ef1ea | 3520 | ovs_rundir(), br->name); |
329e3462 PR |
3521 | free(whitelist); |
3522 | continue; | |
3523 | } | |
3524 | } else { | |
3525 | whitelist = xasprintf("punix:%s/%s.controller", | |
3526 | ovs_rundir(), br->name); | |
3527 | if (!equal_pathnames(c->target, whitelist, SIZE_MAX)) { | |
3528 | /* Prevent remote ovsdb-server users from accessing | |
3529 | * arbitrary Unix domain sockets and overwriting arbitrary | |
3530 | * local files. */ | |
3531 | VLOG_ERR_RL(&rl, "bridge %s: Not adding Unix domain socket " | |
3532 | "controller \"%s\" due to possibility of " | |
3533 | "overwriting local files. Instead, specify " | |
3534 | "whitelisted \"%s\" or connect to " | |
3535 | "\"unix:%s/%s.mgmt\" (which is always " | |
3536 | "available without special configuration).", | |
3537 | br->name, c->target, whitelist, | |
3538 | ovs_rundir(), br->name); | |
3539 | free(whitelist); | |
3540 | continue; | |
3541 | } | |
cb4ef1ea | 3542 | } |
4d6fb5eb | 3543 | |
cb4ef1ea | 3544 | free(whitelist); |
4d6fb5eb EJ |
3545 | } |
3546 | ||
7d674866 | 3547 | bridge_configure_local_iface_netdev(br, c); |
8731b2b6 JP |
3548 | bridge_ofproto_controller_from_ovsrec(c, &ocs[n_ocs]); |
3549 | if (disable_in_band) { | |
3550 | ocs[n_ocs].band = OFPROTO_OUT_OF_BAND; | |
f620b43a | 3551 | } |
8731b2b6 | 3552 | n_ocs++; |
be02e7c3 | 3553 | } |
be02e7c3 | 3554 | |
7beaa082 SH |
3555 | ofproto_set_controllers(br->ofproto, ocs, n_ocs, |
3556 | bridge_get_allowed_versions(br)); | |
7d674866 BP |
3557 | free(ocs[0].target); /* From bridge_ofproto_controller_for_mgmt(). */ |
3558 | free(ocs); | |
66da9bef BP |
3559 | |
3560 | /* Set the fail-mode. */ | |
3561 | fail_mode = !br->cfg->fail_mode | |
3562 | || !strcmp(br->cfg->fail_mode, "standalone") | |
3563 | ? OFPROTO_FAIL_STANDALONE | |
3564 | : OFPROTO_FAIL_SECURE; | |
3565 | ofproto_set_fail_mode(br->ofproto, fail_mode); | |
3566 | ||
3567 | /* Configure OpenFlow controller connection snooping. */ | |
3568 | if (!ofproto_has_snoops(br->ofproto)) { | |
3569 | struct sset snoops; | |
5827ce14 | 3570 | |
66da9bef BP |
3571 | sset_init(&snoops); |
3572 | sset_add_and_free(&snoops, xasprintf("punix:%s/%s.snoop", | |
3573 | ovs_rundir(), br->name)); | |
3574 | ofproto_set_snoops(br->ofproto, &snoops); | |
3575 | sset_destroy(&snoops); | |
064af421 BP |
3576 | } |
3577 | } | |
254750ce BP |
3578 | |
3579 | static void | |
3580 | bridge_configure_tables(struct bridge *br) | |
3581 | { | |
3582 | static struct vlog_rate_limit rl = VLOG_RATE_LIMIT_INIT(1, 5); | |
3583 | int n_tables; | |
13751fd8 | 3584 | int i, j, k; |
254750ce BP |
3585 | |
3586 | n_tables = ofproto_get_n_tables(br->ofproto); | |
3587 | j = 0; | |
3588 | for (i = 0; i < n_tables; i++) { | |
3589 | struct ofproto_table_settings s; | |
480cda3a | 3590 | bool use_default_prefixes = true; |
254750ce BP |
3591 | |
3592 | s.name = NULL; | |
3593 | s.max_flows = UINT_MAX; | |
3594 | s.groups = NULL; | |
3595 | s.n_groups = 0; | |
13751fd8 JR |
3596 | s.n_prefix_fields = 0; |
3597 | memset(s.prefix_fields, ~0, sizeof(s.prefix_fields)); | |
254750ce BP |
3598 | |
3599 | if (j < br->cfg->n_flow_tables && i == br->cfg->key_flow_tables[j]) { | |
3600 | struct ovsrec_flow_table *cfg = br->cfg->value_flow_tables[j++]; | |
3601 | ||
3602 | s.name = cfg->name; | |
3603 | if (cfg->n_flow_limit && *cfg->flow_limit < UINT_MAX) { | |
3604 | s.max_flows = *cfg->flow_limit; | |
3605 | } | |
3606 | if (cfg->overflow_policy | |
3607 | && !strcmp(cfg->overflow_policy, "evict")) { | |
254750ce BP |
3608 | |
3609 | s.groups = xmalloc(cfg->n_groups * sizeof *s.groups); | |
3610 | for (k = 0; k < cfg->n_groups; k++) { | |
3611 | const char *string = cfg->groups[k]; | |
3612 | char *msg; | |
3613 | ||
3614 | msg = mf_parse_subfield__(&s.groups[k], &string); | |
3615 | if (msg) { | |
3616 | VLOG_WARN_RL(&rl, "bridge %s table %d: error parsing " | |
3617 | "'groups' (%s)", br->name, i, msg); | |
3618 | free(msg); | |
3619 | } else if (*string) { | |
3620 | VLOG_WARN_RL(&rl, "bridge %s table %d: 'groups' " | |
3621 | "element '%s' contains trailing garbage", | |
3622 | br->name, i, cfg->groups[k]); | |
3623 | } else { | |
3624 | s.n_groups++; | |
3625 | } | |
3626 | } | |
3627 | } | |
13751fd8 JR |
3628 | /* Prefix lookup fields. */ |
3629 | s.n_prefix_fields = 0; | |
3630 | for (k = 0; k < cfg->n_prefixes; k++) { | |
3631 | const char *name = cfg->prefixes[k]; | |
f017d986 JR |
3632 | const struct mf_field *mf; |
3633 | ||
3634 | if (strcmp(name, "none") == 0) { | |
480cda3a JR |
3635 | use_default_prefixes = false; |
3636 | s.n_prefix_fields = 0; | |
3637 | break; | |
f017d986 JR |
3638 | } |
3639 | mf = mf_from_name(name); | |
13751fd8 JR |
3640 | if (!mf) { |
3641 | VLOG_WARN("bridge %s: 'prefixes' with unknown field: %s", | |
3642 | br->name, name); | |
3643 | continue; | |
3644 | } | |
3645 | if (mf->flow_be32ofs < 0 || mf->n_bits % 32) { | |
3646 | VLOG_WARN("bridge %s: 'prefixes' with incompatible field: " | |
3647 | "%s", br->name, name); | |
3648 | continue; | |
3649 | } | |
3650 | if (s.n_prefix_fields >= ARRAY_SIZE(s.prefix_fields)) { | |
3651 | VLOG_WARN("bridge %s: 'prefixes' with too many fields, " | |
3652 | "field not used: %s", br->name, name); | |
3653 | continue; | |
3654 | } | |
480cda3a | 3655 | use_default_prefixes = false; |
13751fd8 JR |
3656 | s.prefix_fields[s.n_prefix_fields++] = mf->id; |
3657 | } | |
480cda3a JR |
3658 | } |
3659 | if (use_default_prefixes) { | |
3660 | /* Use default values. */ | |
3661 | s.n_prefix_fields = ARRAY_SIZE(default_prefix_fields); | |
3662 | memcpy(s.prefix_fields, default_prefix_fields, | |
3663 | sizeof default_prefix_fields); | |
3664 | } else { | |
3665 | int k; | |
3666 | struct ds ds = DS_EMPTY_INITIALIZER; | |
3667 | for (k = 0; k < s.n_prefix_fields; k++) { | |
3668 | if (k) { | |
3669 | ds_put_char(&ds, ','); | |
13751fd8 | 3670 | } |
480cda3a JR |
3671 | ds_put_cstr(&ds, mf_from_id(s.prefix_fields[k])->name); |
3672 | } | |
3673 | if (s.n_prefix_fields == 0) { | |
3674 | ds_put_cstr(&ds, "none"); | |
13751fd8 | 3675 | } |
480cda3a JR |
3676 | VLOG_INFO("bridge %s table %d: Prefix lookup with: %s.", |
3677 | br->name, i, ds_cstr(&ds)); | |
3678 | ds_destroy(&ds); | |
254750ce BP |
3679 | } |
3680 | ||
3681 | ofproto_configure_table(br->ofproto, i, &s); | |
3682 | ||
3683 | free(s.groups); | |
3684 | } | |
3685 | for (; j < br->cfg->n_flow_tables; j++) { | |
3686 | VLOG_WARN_RL(&rl, "bridge %s: ignoring configuration for flow table " | |
3687 | "%"PRId64" not supported by this datapath", br->name, | |
3688 | br->cfg->key_flow_tables[j]); | |
3689 | } | |
3690 | } | |
8b6ff729 BP |
3691 | |
3692 | static void | |
3693 | bridge_configure_dp_desc(struct bridge *br) | |
3694 | { | |
3695 | ofproto_set_dp_desc(br->ofproto, | |
3696 | smap_get(&br->cfg->other_config, "dp-desc")); | |
3697 | } | |
99eef98b DF |
3698 | |
3699 | static struct aa_mapping * | |
3700 | bridge_aa_mapping_find(struct bridge *br, const int64_t isid) | |
3701 | { | |
3702 | struct aa_mapping *m; | |
3703 | ||
3704 | HMAP_FOR_EACH_IN_BUCKET (m, | |
3705 | hmap_node, | |
3706 | hash_bytes(&isid, sizeof isid, 0), | |
3707 | &br->mappings) { | |
3708 | if (isid == m->isid) { | |
3709 | return m; | |
3710 | } | |
3711 | } | |
3712 | return NULL; | |
3713 | } | |
3714 | ||
3715 | static struct aa_mapping * | |
3716 | bridge_aa_mapping_create(struct bridge *br, | |
3717 | const int64_t isid, | |
3718 | const int64_t vlan) | |
3719 | { | |
3720 | struct aa_mapping *m; | |
3721 | ||
3722 | m = xzalloc(sizeof *m); | |
3723 | m->bridge = br; | |
3724 | m->isid = isid; | |
3725 | m->vlan = vlan; | |
3726 | m->br_name = xstrdup(br->name); | |
3727 | hmap_insert(&br->mappings, | |
3728 | &m->hmap_node, | |
3729 | hash_bytes(&isid, sizeof isid, 0)); | |
3730 | ||
3731 | return m; | |
3732 | } | |
3733 | ||
3734 | static void | |
3735 | bridge_aa_mapping_destroy(struct aa_mapping *m) | |
3736 | { | |
3737 | if (m) { | |
3738 | struct bridge *br = m->bridge; | |
3739 | ||
3740 | if (br->ofproto) { | |
3741 | ofproto_aa_mapping_unregister(br->ofproto, m); | |
3742 | } | |
3743 | ||
3744 | hmap_remove(&br->mappings, &m->hmap_node); | |
3745 | if (m->br_name) { | |
3746 | free(m->br_name); | |
3747 | } | |
3748 | free(m); | |
3749 | } | |
3750 | } | |
3751 | ||
3752 | static bool | |
3753 | bridge_aa_mapping_configure(struct aa_mapping *m) | |
3754 | { | |
3755 | struct aa_mapping_settings s; | |
3756 | ||
3757 | s.isid = m->isid; | |
3758 | s.vlan = m->vlan; | |
3759 | ||
3760 | /* Configure. */ | |
3761 | ofproto_aa_mapping_register(m->bridge->ofproto, m, &s); | |
3762 | ||
3763 | return true; | |
3764 | } | |
3765 | ||
3766 | static void | |
3767 | bridge_configure_aa(struct bridge *br) | |
3768 | { | |
3769 | const struct ovsdb_datum *mc; | |
3770 | struct ovsrec_autoattach *auto_attach = br->cfg->auto_attach; | |
3771 | struct aa_settings aa_s; | |
3772 | struct aa_mapping *m, *next; | |
3773 | size_t i; | |
3774 | ||
3775 | if (!auto_attach) { | |
3776 | ofproto_set_aa(br->ofproto, NULL, NULL); | |
3777 | return; | |
3778 | } | |
3779 | ||
3780 | memset(&aa_s, 0, sizeof aa_s); | |
3781 | aa_s.system_description = auto_attach->system_description; | |
3782 | aa_s.system_name = auto_attach->system_name; | |
3783 | ofproto_set_aa(br->ofproto, NULL, &aa_s); | |
3784 | ||
3785 | mc = ovsrec_autoattach_get_mappings(auto_attach, | |
3786 | OVSDB_TYPE_INTEGER, | |
3787 | OVSDB_TYPE_INTEGER); | |
3788 | HMAP_FOR_EACH_SAFE (m, next, hmap_node, &br->mappings) { | |
3789 | union ovsdb_atom atom; | |
3790 | ||
3791 | atom.integer = m->isid; | |
3792 | if (ovsdb_datum_find_key(mc, &atom, OVSDB_TYPE_UUID) == UINT_MAX) { | |
72c642e5 BP |
3793 | VLOG_INFO("Deleting isid=%"PRIu32", vlan=%"PRIu16, |
3794 | m->isid, m->vlan); | |
99eef98b DF |
3795 | bridge_aa_mapping_destroy(m); |
3796 | } | |
3797 | } | |
3798 | ||
3799 | /* Add new mappings and reconfigure existing ones. */ | |
3800 | for (i = 0; i < auto_attach->n_mappings; ++i) { | |
3801 | struct aa_mapping *m = | |
3802 | bridge_aa_mapping_find(br, auto_attach->key_mappings[i]); | |
3803 | ||
3804 | if (!m) { | |
3805 | VLOG_INFO("Adding isid=%"PRId64", vlan=%"PRId64, | |
3806 | auto_attach->key_mappings[i], | |
3807 | auto_attach->value_mappings[i]); | |
3808 | m = bridge_aa_mapping_create(br, | |
3809 | auto_attach->key_mappings[i], | |
3810 | auto_attach->value_mappings[i]); | |
3811 | ||
3812 | if (!bridge_aa_mapping_configure(m)) { | |
3813 | bridge_aa_mapping_destroy(m); | |
3814 | } | |
3815 | } | |
3816 | } | |
3817 | } | |
3818 | ||
3819 | static bool | |
3820 | bridge_aa_need_refresh(struct bridge *br) | |
3821 | { | |
3822 | return ofproto_aa_vlan_get_queue_size(br->ofproto) > 0; | |
3823 | } | |
3824 | ||
3825 | static void | |
3826 | bridge_aa_update_trunks(struct port *port, struct bridge_aa_vlan *m) | |
3827 | { | |
3828 | int64_t *trunks = NULL; | |
3829 | unsigned int i = 0; | |
3830 | bool found = false, reconfigure = false; | |
3831 | ||
3832 | for (i = 0; i < port->cfg->n_trunks; i++) { | |
3833 | if (port->cfg->trunks[i] == m->vlan) { | |
3834 | found = true; | |
3835 | break; | |
3836 | } | |
3837 | } | |
3838 | ||
3839 | switch (m->oper) { | |
3840 | case BRIDGE_AA_VLAN_OPER_ADD: | |
3841 | if (!found) { | |
3842 | trunks = xmalloc(sizeof *trunks * (port->cfg->n_trunks + 1)); | |
3843 | ||
3844 | for (i = 0; i < port->cfg->n_trunks; i++) { | |
3845 | trunks[i] = port->cfg->trunks[i]; | |
3846 | } | |
3847 | trunks[i++] = m->vlan; | |
3848 | reconfigure = true; | |
3849 | } | |
3850 | ||
3851 | break; | |
3852 | ||
3853 | case BRIDGE_AA_VLAN_OPER_REMOVE: | |
3854 | if (found) { | |
3855 | unsigned int j = 0; | |
3856 | ||
3857 | trunks = xmalloc(sizeof *trunks * (port->cfg->n_trunks - 1)); | |
3858 | ||
3859 | for (i = 0; i < port->cfg->n_trunks; i++) { | |
3860 | if (port->cfg->trunks[i] != m->vlan) { | |
3861 | trunks[j++] = port->cfg->trunks[i]; | |
3862 | } | |
3863 | } | |
3864 | i = j; | |
3865 | reconfigure = true; | |
3866 | } | |
3867 | ||
3868 | break; | |
3869 | ||
3870 | case BRIDGE_AA_VLAN_OPER_UNDEF: | |
3871 | default: | |
3872 | VLOG_WARN("unrecognized operation %u", m->oper); | |
3873 | break; | |
3874 | } | |
3875 | ||
3876 | if (reconfigure) { | |
3877 | /* VLAN switching under trunk mode cause the trunk port to switch all | |
3878 | * VLANs, see ovs-vswitchd.conf.db | |
3879 | */ | |
3880 | if (i == 0) { | |
3881 | static char *vlan_mode_access = "access"; | |
3882 | ovsrec_port_set_vlan_mode(port->cfg, vlan_mode_access); | |
3883 | } | |
3884 | ||
3885 | if (i == 1) { | |
3886 | static char *vlan_mode_trunk = "trunk"; | |
3887 | ovsrec_port_set_vlan_mode(port->cfg, vlan_mode_trunk); | |
3888 | } | |
3889 | ||
3890 | ovsrec_port_set_trunks(port->cfg, trunks, i); | |
3891 | ||
3892 | /* Force reconfigure of the port. */ | |
3893 | port_configure(port); | |
3894 | } | |
3895 | } | |
3896 | ||
3897 | static void | |
3898 | bridge_aa_refresh_queued(struct bridge *br) | |
3899 | { | |
3900 | struct ovs_list *list = xmalloc(sizeof *list); | |
3901 | struct bridge_aa_vlan *node; | |
3902 | ||
3903 | list_init(list); | |
3904 | ofproto_aa_vlan_get_queued(br->ofproto, list); | |
3905 | ||
3906 | LIST_FOR_EACH(node, list_node, list) { | |
3907 | struct port *port; | |
3908 | ||
3909 | VLOG_INFO("ifname=%s, vlan=%u, oper=%u", node->port_name, node->vlan, | |
3910 | node->oper); | |
3911 | ||
3912 | port = port_lookup(br, node->port_name); | |
3913 | if (port) { | |
3914 | bridge_aa_update_trunks(port, node); | |
3915 | } | |
3916 | ||
3917 | list_remove(&node->list_node); | |
3918 | free(node->port_name); | |
3919 | free(node); | |
3920 | } | |
3921 | ||
3922 | free(list); | |
3923 | } | |
3924 | ||
064af421 | 3925 | \f |
fa066f01 | 3926 | /* Port functions. */ |
064af421 | 3927 | |
f620b43a | 3928 | static struct port * |
fa066f01 | 3929 | port_create(struct bridge *br, const struct ovsrec_port *cfg) |
064af421 | 3930 | { |
f620b43a BP |
3931 | struct port *port; |
3932 | ||
3933 | port = xzalloc(sizeof *port); | |
3934 | port->bridge = br; | |
fa066f01 BP |
3935 | port->name = xstrdup(cfg->name); |
3936 | port->cfg = cfg; | |
f620b43a BP |
3937 | list_init(&port->ifaces); |
3938 | ||
3939 | hmap_insert(&br->ports, &port->hmap_node, hash_string(port->name, 0)); | |
f620b43a | 3940 | return port; |
064af421 BP |
3941 | } |
3942 | ||
fa066f01 | 3943 | /* Deletes interfaces from 'port' that are no longer configured for it. */ |
064af421 | 3944 | static void |
fa066f01 | 3945 | port_del_ifaces(struct port *port) |
064af421 | 3946 | { |
f620b43a BP |
3947 | struct iface *iface, *next; |
3948 | struct sset new_ifaces; | |
3949 | size_t i; | |
064af421 | 3950 | |
f620b43a BP |
3951 | /* Collect list of new interfaces. */ |
3952 | sset_init(&new_ifaces); | |
fa066f01 BP |
3953 | for (i = 0; i < port->cfg->n_interfaces; i++) { |
3954 | const char *name = port->cfg->interfaces[i]->name; | |
93f331d3 | 3955 | const char *type = port->cfg->interfaces[i]->type; |
00794817 BP |
3956 | if (strcmp(type, "null")) { |
3957 | sset_add(&new_ifaces, name); | |
3958 | } | |
f620b43a | 3959 | } |
064af421 | 3960 | |
f620b43a BP |
3961 | /* Get rid of deleted interfaces. */ |
3962 | LIST_FOR_EACH_SAFE (iface, next, port_elem, &port->ifaces) { | |
3963 | if (!sset_contains(&new_ifaces, iface->name)) { | |
3964 | iface_destroy(iface); | |
064af421 | 3965 | } |
064af421 | 3966 | } |
f620b43a BP |
3967 | |
3968 | sset_destroy(&new_ifaces); | |
064af421 BP |
3969 | } |
3970 | ||
064af421 BP |
3971 | static void |
3972 | port_destroy(struct port *port) | |
3973 | { | |
3974 | if (port) { | |
3975 | struct bridge *br = port->bridge; | |
83db7968 | 3976 | struct iface *iface, *next; |
064af421 | 3977 | |
fa066f01 BP |
3978 | if (br->ofproto) { |
3979 | ofproto_bundle_unregister(br->ofproto, port); | |
064af421 BP |
3980 | } |
3981 | ||
83db7968 | 3982 | LIST_FOR_EACH_SAFE (iface, next, port_elem, &port->ifaces) { |
2a73b1d7 | 3983 | iface_destroy__(iface); |
064af421 BP |
3984 | } |
3985 | ||
8052fb14 | 3986 | hmap_remove(&br->ports, &port->hmap_node); |
064af421 BP |
3987 | free(port->name); |
3988 | free(port); | |
064af421 BP |
3989 | } |
3990 | } | |
3991 | ||
064af421 BP |
3992 | static struct port * |
3993 | port_lookup(const struct bridge *br, const char *name) | |
3994 | { | |
8052fb14 BP |
3995 | struct port *port; |
3996 | ||
3997 | HMAP_FOR_EACH_WITH_HASH (port, hmap_node, hash_string(name, 0), | |
3998 | &br->ports) { | |
3999 | if (!strcmp(port->name, name)) { | |
4000 | return port; | |
4001 | } | |
4002 | } | |
4003 | return NULL; | |
064af421 BP |
4004 | } |
4005 | ||
7a673515 BP |
4006 | static bool |
4007 | enable_lacp(struct port *port, bool *activep) | |
4008 | { | |
4009 | if (!port->cfg->lacp) { | |
4010 | /* XXX when LACP implementation has been sufficiently tested, enable by | |
4011 | * default and make active on bonded ports. */ | |
4012 | return false; | |
4013 | } else if (!strcmp(port->cfg->lacp, "off")) { | |
4014 | return false; | |
4015 | } else if (!strcmp(port->cfg->lacp, "active")) { | |
4016 | *activep = true; | |
4017 | return true; | |
4018 | } else if (!strcmp(port->cfg->lacp, "passive")) { | |
4019 | *activep = false; | |
4020 | return true; | |
4021 | } else { | |
4022 | VLOG_WARN("port %s: unknown LACP mode %s", | |
4023 | port->name, port->cfg->lacp); | |
4024 | return false; | |
4025 | } | |
4026 | } | |
4027 | ||
fa066f01 BP |
4028 | static struct lacp_settings * |
4029 | port_configure_lacp(struct port *port, struct lacp_settings *s) | |
5827ce14 | 4030 | { |
e567943d | 4031 | const char *lacp_time, *system_id; |
b5a25389 | 4032 | int priority; |
5827ce14 | 4033 | |
fa066f01 BP |
4034 | if (!enable_lacp(port, &s->active)) { |
4035 | return NULL; | |
abd4a95d EJ |
4036 | } |
4037 | ||
fa066f01 | 4038 | s->name = port->name; |
e567943d | 4039 | |
a699f614 | 4040 | system_id = smap_get(&port->cfg->other_config, "lacp-system-id"); |
a9bf011b | 4041 | if (system_id) { |
c2c28dfd BP |
4042 | if (!ovs_scan(system_id, ETH_ADDR_SCAN_FMT, |
4043 | ETH_ADDR_SCAN_ARGS(s->id))) { | |
a9bf011b EJ |
4044 | VLOG_WARN("port %s: LACP system ID (%s) must be an Ethernet" |
4045 | " address.", port->name, system_id); | |
4046 | return NULL; | |
4047 | } | |
4048 | } else { | |
e567943d EJ |
4049 | memcpy(s->id, port->bridge->ea, ETH_ADDR_LEN); |
4050 | } | |
b5a25389 | 4051 | |
69fdadb1 EJ |
4052 | if (eth_addr_is_zero(s->id)) { |
4053 | VLOG_WARN("port %s: Invalid zero LACP system ID.", port->name); | |
4054 | return NULL; | |
4055 | } | |
4056 | ||
b5a25389 | 4057 | /* Prefer bondable links if unspecified. */ |
a699f614 EJ |
4058 | priority = smap_get_int(&port->cfg->other_config, "lacp-system-priority", |
4059 | 0); | |
fa066f01 BP |
4060 | s->priority = (priority > 0 && priority <= UINT16_MAX |
4061 | ? priority | |
4062 | : UINT16_MAX - !list_is_short(&port->ifaces)); | |
b5a25389 | 4063 | |
a699f614 EJ |
4064 | lacp_time = smap_get(&port->cfg->other_config, "lacp-time"); |
4065 | s->fast = lacp_time && !strcasecmp(lacp_time, "fast"); | |
9dd165e0 RK |
4066 | |
4067 | s->fallback_ab_cfg = smap_get_bool(&port->cfg->other_config, | |
4068 | "lacp-fallback-ab", false); | |
4069 | ||
fa066f01 BP |
4070 | return s; |
4071 | } | |
5827ce14 | 4072 | |
fa066f01 BP |
4073 | static void |
4074 | iface_configure_lacp(struct iface *iface, struct lacp_slave_settings *s) | |
4075 | { | |
00794817 | 4076 | int priority, portid, key; |
5827ce14 | 4077 | |
a699f614 EJ |
4078 | portid = smap_get_int(&iface->cfg->other_config, "lacp-port-id", 0); |
4079 | priority = smap_get_int(&iface->cfg->other_config, "lacp-port-priority", | |
4080 | 0); | |
4081 | key = smap_get_int(&iface->cfg->other_config, "lacp-aggregation-key", 0); | |
fa066f01 BP |
4082 | |
4083 | if (portid <= 0 || portid > UINT16_MAX) { | |
4e022ec0 | 4084 | portid = ofp_to_u16(iface->ofp_port); |
5827ce14 EJ |
4085 | } |
4086 | ||
fa066f01 BP |
4087 | if (priority <= 0 || priority > UINT16_MAX) { |
4088 | priority = UINT16_MAX; | |
4089 | } | |
5827ce14 | 4090 | |
00794817 BP |
4091 | if (key < 0 || key > UINT16_MAX) { |
4092 | key = 0; | |
5827ce14 | 4093 | } |
00794817 | 4094 | |
fa066f01 | 4095 | s->name = iface->name; |
fa066f01 BP |
4096 | s->id = portid; |
4097 | s->priority = priority; | |
00794817 | 4098 | s->key = key; |
bb5bc6c0 BP |
4099 | } |
4100 | ||
c25c91fd | 4101 | static void |
df53d41c | 4102 | port_configure_bond(struct port *port, struct bond_settings *s) |
c25c91fd | 4103 | { |
f620b43a | 4104 | const char *detect_s; |
7a673515 | 4105 | struct iface *iface; |
3e5aeeb5 | 4106 | const char *mac_s; |
1670c579 | 4107 | int miimon_interval; |
c25c91fd | 4108 | |
fa066f01 | 4109 | s->name = port->name; |
4df08875 | 4110 | s->balance = BM_AB; |
4c57c3bc EJ |
4111 | if (port->cfg->bond_mode) { |
4112 | if (!bond_mode_from_string(&s->balance, port->cfg->bond_mode)) { | |
4113 | VLOG_WARN("port %s: unknown bond_mode %s, defaulting to %s", | |
4114 | port->name, port->cfg->bond_mode, | |
4115 | bond_mode_to_string(s->balance)); | |
4116 | } | |
4117 | } else { | |
4118 | static struct vlog_rate_limit rl = VLOG_RATE_LIMIT_INIT(1, 1); | |
4119 | ||
4df08875 EJ |
4120 | /* XXX: Post version 1.5.*, the default bond_mode changed from SLB to |
4121 | * active-backup. At some point we should remove this warning. */ | |
4c57c3bc | 4122 | VLOG_WARN_RL(&rl, "port %s: Using the default bond_mode %s. Note that" |
4df08875 EJ |
4123 | " in previous versions, the default bond_mode was" |
4124 | " balance-slb", port->name, | |
4c57c3bc | 4125 | bond_mode_to_string(s->balance)); |
f620b43a | 4126 | } |
6c2d2a9f BP |
4127 | if (s->balance == BM_SLB && port->bridge->cfg->n_flood_vlans) { |
4128 | VLOG_WARN("port %s: SLB bonds are incompatible with flood_vlans, " | |
4129 | "please use another bond type or disable flood_vlans", | |
4130 | port->name); | |
4131 | } | |
bb5bc6c0 | 4132 | |
a699f614 EJ |
4133 | miimon_interval = smap_get_int(&port->cfg->other_config, |
4134 | "bond-miimon-interval", 0); | |
1670c579 EJ |
4135 | if (miimon_interval <= 0) { |
4136 | miimon_interval = 200; | |
f620b43a BP |
4137 | } |
4138 | ||
a699f614 EJ |
4139 | detect_s = smap_get(&port->cfg->other_config, "bond-detect-mode"); |
4140 | if (!detect_s || !strcmp(detect_s, "carrier")) { | |
1670c579 EJ |
4141 | miimon_interval = 0; |
4142 | } else if (strcmp(detect_s, "miimon")) { | |
4143 | VLOG_WARN("port %s: unsupported bond-detect-mode %s, " | |
4144 | "defaulting to carrier", port->name, detect_s); | |
4145 | miimon_interval = 0; | |
f620b43a BP |
4146 | } |
4147 | ||
fa066f01 BP |
4148 | s->up_delay = MAX(0, port->cfg->bond_updelay); |
4149 | s->down_delay = MAX(0, port->cfg->bond_downdelay); | |
a699f614 EJ |
4150 | s->basis = smap_get_int(&port->cfg->other_config, "bond-hash-basis", 0); |
4151 | s->rebalance_interval = smap_get_int(&port->cfg->other_config, | |
4152 | "bond-rebalance-interval", 10000); | |
bc1b010c | 4153 | if (s->rebalance_interval && s->rebalance_interval < 1000) { |
fa066f01 | 4154 | s->rebalance_interval = 1000; |
f620b43a BP |
4155 | } |
4156 | ||
9dd165e0 RK |
4157 | s->lacp_fallback_ab_cfg = smap_get_bool(&port->cfg->other_config, |
4158 | "lacp-fallback-ab", false); | |
4159 | ||
7a673515 | 4160 | LIST_FOR_EACH (iface, port_elem, &port->ifaces) { |
1670c579 | 4161 | netdev_set_miimon_interval(iface->netdev, miimon_interval); |
064af421 | 4162 | } |
3e5aeeb5 AZ |
4163 | |
4164 | mac_s = port->cfg->bond_active_slave; | |
4165 | if (!mac_s || !ovs_scan(mac_s, ETH_ADDR_SCAN_FMT, | |
4166 | ETH_ADDR_SCAN_ARGS(s->active_slave_mac))) { | |
4167 | /* OVSDB did not store the last active interface */ | |
4168 | memset(s->active_slave_mac, 0, sizeof(s->active_slave_mac)); | |
4169 | } | |
064af421 | 4170 | } |
06b592bc EJ |
4171 | |
4172 | /* Returns true if 'port' is synthetic, that is, if we constructed it locally | |
4173 | * instead of obtaining it from the database. */ | |
4174 | static bool | |
4175 | port_is_synthetic(const struct port *port) | |
4176 | { | |
4177 | return ovsdb_idl_row_is_synthetic(&port->cfg->header_); | |
4178 | } | |
064af421 BP |
4179 | \f |
4180 | /* Interface functions. */ | |
4181 | ||
05ba03e0 JP |
4182 | static bool |
4183 | iface_is_internal(const struct ovsrec_interface *iface, | |
4184 | const struct ovsrec_bridge *br) | |
4185 | { | |
4186 | /* The local port and "internal" ports are always "internal". */ | |
4187 | return !strcmp(iface->type, "internal") || !strcmp(iface->name, br->name); | |
4188 | } | |
4189 | ||
b54441b3 BP |
4190 | /* Returns the correct network device type for interface 'iface' in bridge |
4191 | * 'br'. */ | |
4192 | static const char * | |
4193 | iface_get_type(const struct ovsrec_interface *iface, | |
4194 | const struct ovsrec_bridge *br) | |
4195 | { | |
b4f4b737 JP |
4196 | const char *type; |
4197 | ||
4198 | /* The local port always has type "internal". Other ports take | |
4199 | * their type from the database and default to "system" if none is | |
4200 | * specified. */ | |
05ba03e0 | 4201 | if (iface_is_internal(iface, br)) { |
b4f4b737 | 4202 | type = "internal"; |
acf60855 | 4203 | } else { |
b4f4b737 | 4204 | type = iface->type[0] ? iface->type : "system"; |
acf60855 | 4205 | } |
b4f4b737 JP |
4206 | |
4207 | return ofproto_port_open_type(br->datapath_type, type); | |
064af421 BP |
4208 | } |
4209 | ||
4210 | static void | |
2a73b1d7 | 4211 | iface_destroy__(struct iface *iface) |
064af421 BP |
4212 | { |
4213 | if (iface) { | |
4214 | struct port *port = iface->port; | |
4215 | struct bridge *br = port->bridge; | |
c17f0d5e | 4216 | |
c60c33fb | 4217 | if (br->ofproto && iface->ofp_port != OFPP_NONE) { |
892815f5 | 4218 | ofproto_port_unregister(br->ofproto, iface->ofp_port); |
5827ce14 EJ |
4219 | } |
4220 | ||
c60c33fb | 4221 | if (iface->ofp_port != OFPP_NONE) { |
892815f5 | 4222 | hmap_remove(&br->ifaces, &iface->ofp_port_node); |
064af421 BP |
4223 | } |
4224 | ||
83db7968 | 4225 | list_remove(&iface->port_elem); |
ebea37cc | 4226 | hmap_remove(&br->iface_by_name, &iface->name_node); |
064af421 | 4227 | |
fe83f81d RW |
4228 | /* The user is changing configuration here, so netdev_remove needs to be |
4229 | * used as opposed to netdev_close */ | |
4230 | netdev_remove(iface->netdev); | |
064af421 | 4231 | |
a740f0de JG |
4232 | free(iface->name); |
4233 | free(iface); | |
064af421 BP |
4234 | } |
4235 | } | |
4236 | ||
2a73b1d7 BP |
4237 | static void |
4238 | iface_destroy(struct iface *iface) | |
4239 | { | |
4240 | if (iface) { | |
4241 | struct port *port = iface->port; | |
4242 | ||
4243 | iface_destroy__(iface); | |
4244 | if (list_is_empty(&port->ifaces)) { | |
4245 | port_destroy(port); | |
4246 | } | |
4247 | } | |
4248 | } | |
4249 | ||
064af421 BP |
4250 | static struct iface * |
4251 | iface_lookup(const struct bridge *br, const char *name) | |
4252 | { | |
ebea37cc BP |
4253 | struct iface *iface; |
4254 | ||
4255 | HMAP_FOR_EACH_WITH_HASH (iface, name_node, hash_string(name, 0), | |
4256 | &br->iface_by_name) { | |
4257 | if (!strcmp(iface->name, name)) { | |
4258 | return iface; | |
4259 | } | |
4260 | } | |
4261 | ||
4262 | return NULL; | |
064af421 BP |
4263 | } |
4264 | ||
e8fe3026 EJ |
4265 | static struct iface * |
4266 | iface_find(const char *name) | |
4267 | { | |
4268 | const struct bridge *br; | |
4269 | ||
764072fd | 4270 | HMAP_FOR_EACH (br, node, &all_bridges) { |
e8fe3026 EJ |
4271 | struct iface *iface = iface_lookup(br, name); |
4272 | ||
4273 | if (iface) { | |
4274 | return iface; | |
4275 | } | |
4276 | } | |
4277 | return NULL; | |
4278 | } | |
4279 | ||
064af421 | 4280 | static struct iface * |
4e022ec0 | 4281 | iface_from_ofp_port(const struct bridge *br, ofp_port_t ofp_port) |
064af421 | 4282 | { |
d9a8717a BP |
4283 | struct iface *iface; |
4284 | ||
f9c0c3ec | 4285 | HMAP_FOR_EACH_IN_BUCKET (iface, ofp_port_node, hash_ofp_port(ofp_port), |
4e022ec0 | 4286 | &br->ifaces) { |
892815f5 | 4287 | if (iface->ofp_port == ofp_port) { |
d9a8717a BP |
4288 | return iface; |
4289 | } | |
4290 | } | |
4291 | return NULL; | |
064af421 | 4292 | } |
557d8e6c | 4293 | |
52df17e7 BP |
4294 | /* Set Ethernet address of 'iface', if one is specified in the configuration |
4295 | * file. */ | |
4296 | static void | |
21a955fc | 4297 | iface_set_mac(const struct bridge *br, const struct port *port, struct iface *iface) |
52df17e7 | 4298 | { |
21a955fc HS |
4299 | uint8_t ea[ETH_ADDR_LEN], *mac = NULL; |
4300 | struct iface *hw_addr_iface; | |
52df17e7 | 4301 | |
ddd43de9 HS |
4302 | if (strcmp(iface->type, "internal")) { |
4303 | return; | |
4304 | } | |
4305 | ||
4306 | if (iface->cfg->mac && eth_addr_from_string(iface->cfg->mac, ea)) { | |
4307 | mac = ea; | |
21a955fc HS |
4308 | } else if (port->cfg->fake_bridge) { |
4309 | /* Fake bridge and no MAC set in the configuration. Pick a local one. */ | |
4310 | find_local_hw_addr(br, ea, port, &hw_addr_iface); | |
4311 | mac = ea; | |
ddd43de9 HS |
4312 | } |
4313 | ||
4314 | if (mac) { | |
892815f5 | 4315 | if (iface->ofp_port == OFPP_LOCAL) { |
ede2fd6d BP |
4316 | VLOG_ERR("interface %s: ignoring mac in Interface record " |
4317 | "(use Bridge record to set local port's mac)", | |
4318 | iface->name); | |
ddd43de9 | 4319 | } else if (eth_addr_is_multicast(mac)) { |
52df17e7 BP |
4320 | VLOG_ERR("interface %s: cannot set MAC to multicast address", |
4321 | iface->name); | |
52df17e7 | 4322 | } else { |
ddd43de9 | 4323 | int error = netdev_set_etheraddr(iface->netdev, mac); |
52df17e7 BP |
4324 | if (error) { |
4325 | VLOG_ERR("interface %s: setting MAC failed (%s)", | |
10a89ef0 | 4326 | iface->name, ovs_strerror(error)); |
52df17e7 BP |
4327 | } |
4328 | } | |
4329 | } | |
4330 | } | |
c1c9c9c4 | 4331 | |
bcd49a45 BP |
4332 | /* Sets the ofport column of 'if_cfg' to 'ofport'. */ |
4333 | static void | |
4e022ec0 | 4334 | iface_set_ofport(const struct ovsrec_interface *if_cfg, ofp_port_t ofport) |
bcd49a45 | 4335 | { |
cfea354b | 4336 | if (if_cfg && !ovsdb_idl_row_is_synthetic(&if_cfg->header_)) { |
820b35a3 BP |
4337 | int64_t port = ofport == OFPP_NONE ? -1 : ofp_to_u16(ofport); |
4338 | ovsrec_interface_set_ofport(if_cfg, &port, 1); | |
bcd49a45 BP |
4339 | } |
4340 | } | |
4341 | ||
3fc5a86a BP |
4342 | /* Clears all of the fields in 'if_cfg' that indicate interface status, and |
4343 | * sets the "ofport" field to -1. | |
4344 | * | |
4345 | * This is appropriate when 'if_cfg''s interface cannot be created or is | |
4346 | * otherwise invalid. */ | |
4347 | static void | |
bbe6109d | 4348 | iface_clear_db_record(const struct ovsrec_interface *if_cfg, char *errp) |
3fc5a86a BP |
4349 | { |
4350 | if (!ovsdb_idl_row_is_synthetic(&if_cfg->header_)) { | |
59804c80 | 4351 | iface_set_ofport(if_cfg, OFPP_NONE); |
bbe6109d | 4352 | ovsrec_interface_set_error(if_cfg, errp); |
a699f614 | 4353 | ovsrec_interface_set_status(if_cfg, NULL); |
3fc5a86a BP |
4354 | ovsrec_interface_set_admin_state(if_cfg, NULL); |
4355 | ovsrec_interface_set_duplex(if_cfg, NULL); | |
4356 | ovsrec_interface_set_link_speed(if_cfg, NULL, 0); | |
4357 | ovsrec_interface_set_link_state(if_cfg, NULL); | |
df867eda | 4358 | ovsrec_interface_set_mac_in_use(if_cfg, NULL); |
3fc5a86a BP |
4359 | ovsrec_interface_set_mtu(if_cfg, NULL, 0); |
4360 | ovsrec_interface_set_cfm_fault(if_cfg, NULL, 0); | |
b9380396 | 4361 | ovsrec_interface_set_cfm_fault_status(if_cfg, NULL, 0); |
3fc5a86a BP |
4362 | ovsrec_interface_set_cfm_remote_mpids(if_cfg, NULL, 0); |
4363 | ovsrec_interface_set_lacp_current(if_cfg, NULL, 0); | |
4364 | ovsrec_interface_set_statistics(if_cfg, NULL, NULL, 0); | |
ea401d9a | 4365 | ovsrec_interface_set_ifindex(if_cfg, NULL, 0); |
3fc5a86a BP |
4366 | } |
4367 | } | |
4368 | ||
c1c9c9c4 | 4369 | static bool |
44fca7f9 | 4370 | queue_ids_include(const struct ovsdb_datum *queues, int64_t target) |
c1c9c9c4 | 4371 | { |
44fca7f9 | 4372 | union ovsdb_atom atom; |
c1c9c9c4 | 4373 | |
44fca7f9 BP |
4374 | atom.integer = target; |
4375 | return ovsdb_datum_find_key(queues, &atom, OVSDB_TYPE_INTEGER) != UINT_MAX; | |
c1c9c9c4 BP |
4376 | } |
4377 | ||
c1c9c9c4 | 4378 | static void |
66da9bef | 4379 | iface_configure_qos(struct iface *iface, const struct ovsrec_qos *qos) |
c1c9c9c4 | 4380 | { |
8b36f51e EJ |
4381 | struct ofpbuf queues_buf; |
4382 | ||
4383 | ofpbuf_init(&queues_buf, 0); | |
4384 | ||
daa8bd2b | 4385 | if (!qos || qos->type[0] == '\0' || qos->n_queues < 1) { |
c1c9c9c4 BP |
4386 | netdev_set_qos(iface->netdev, NULL, NULL); |
4387 | } else { | |
89454bf4 BP |
4388 | const struct ovsdb_datum *queues; |
4389 | struct netdev_queue_dump dump; | |
4390 | unsigned int queue_id; | |
4391 | struct smap details; | |
6a6e60bd | 4392 | bool queue_zero; |
c1c9c9c4 BP |
4393 | size_t i; |
4394 | ||
4395 | /* Configure top-level Qos for 'iface'. */ | |
a699f614 | 4396 | netdev_set_qos(iface->netdev, qos->type, &qos->other_config); |
c1c9c9c4 BP |
4397 | |
4398 | /* Deconfigure queues that were deleted. */ | |
89454bf4 BP |
4399 | queues = ovsrec_qos_get_queues(qos, OVSDB_TYPE_INTEGER, |
4400 | OVSDB_TYPE_UUID); | |
4401 | smap_init(&details); | |
4402 | NETDEV_QUEUE_FOR_EACH (&queue_id, &details, &dump, iface->netdev) { | |
4403 | if (!queue_ids_include(queues, queue_id)) { | |
4404 | netdev_delete_queue(iface->netdev, queue_id); | |
4405 | } | |
4406 | } | |
4407 | smap_destroy(&details); | |
c1c9c9c4 BP |
4408 | |
4409 | /* Configure queues for 'iface'. */ | |
6a6e60bd | 4410 | queue_zero = false; |
c1c9c9c4 BP |
4411 | for (i = 0; i < qos->n_queues; i++) { |
4412 | const struct ovsrec_queue *queue = qos->value_queues[i]; | |
4413 | unsigned int queue_id = qos->key_queues[i]; | |
4414 | ||
6a6e60bd BP |
4415 | if (queue_id == 0) { |
4416 | queue_zero = true; | |
4417 | } | |
4418 | ||
8b36f51e EJ |
4419 | if (queue->n_dscp == 1) { |
4420 | struct ofproto_port_queue *port_queue; | |
4421 | ||
4422 | port_queue = ofpbuf_put_uninit(&queues_buf, | |
4423 | sizeof *port_queue); | |
4424 | port_queue->queue = queue_id; | |
4425 | port_queue->dscp = queue->dscp[0]; | |
4426 | } | |
4427 | ||
a699f614 | 4428 | netdev_set_queue(iface->netdev, queue_id, &queue->other_config); |
c1c9c9c4 | 4429 | } |
6a6e60bd | 4430 | if (!queue_zero) { |
a699f614 EJ |
4431 | struct smap details; |
4432 | ||
79f1cbe9 | 4433 | smap_init(&details); |
2c999774 | 4434 | netdev_set_queue(iface->netdev, 0, &details); |
79f1cbe9 | 4435 | smap_destroy(&details); |
6a6e60bd | 4436 | } |
c1c9c9c4 | 4437 | } |
fa066f01 | 4438 | |
c60c33fb | 4439 | if (iface->ofp_port != OFPP_NONE) { |
6fd6ed71 PS |
4440 | const struct ofproto_port_queue *port_queues = queues_buf.data; |
4441 | size_t n_queues = queues_buf.size / sizeof *port_queues; | |
8b36f51e EJ |
4442 | |
4443 | ofproto_port_set_queues(iface->port->bridge->ofproto, iface->ofp_port, | |
4444 | port_queues, n_queues); | |
4445 | } | |
4446 | ||
fa066f01 | 4447 | netdev_set_policing(iface->netdev, |
c7952afb BP |
4448 | MIN(UINT32_MAX, iface->cfg->ingress_policing_rate), |
4449 | MIN(UINT32_MAX, iface->cfg->ingress_policing_burst)); | |
8b36f51e EJ |
4450 | |
4451 | ofpbuf_uninit(&queues_buf); | |
c1c9c9c4 | 4452 | } |
b31bcf60 EJ |
4453 | |
4454 | static void | |
66da9bef | 4455 | iface_configure_cfm(struct iface *iface) |
b31bcf60 | 4456 | { |
93b8df38 | 4457 | const struct ovsrec_interface *cfg = iface->cfg; |
a699f614 | 4458 | const char *opstate_str; |
189cb9e4 | 4459 | const char *cfm_ccm_vlan; |
a5610457 | 4460 | struct cfm_settings s; |
b363bae4 | 4461 | struct smap netdev_args; |
b31bcf60 | 4462 | |
144216a3 | 4463 | if (!cfg->n_cfm_mpid) { |
892815f5 | 4464 | ofproto_port_clear_cfm(iface->port->bridge->ofproto, iface->ofp_port); |
b31bcf60 EJ |
4465 | return; |
4466 | } | |
4467 | ||
b363bae4 EJ |
4468 | s.check_tnl_key = false; |
4469 | smap_init(&netdev_args); | |
4470 | if (!netdev_get_config(iface->netdev, &netdev_args)) { | |
4471 | const char *key = smap_get(&netdev_args, "key"); | |
4472 | const char *in_key = smap_get(&netdev_args, "in_key"); | |
4473 | ||
4474 | s.check_tnl_key = (key && !strcmp(key, "flow")) | |
4475 | || (in_key && !strcmp(in_key, "flow")); | |
4476 | } | |
4477 | smap_destroy(&netdev_args); | |
4478 | ||
a5610457 | 4479 | s.mpid = *cfg->cfm_mpid; |
a699f614 EJ |
4480 | s.interval = smap_get_int(&iface->cfg->other_config, "cfm_interval", 0); |
4481 | cfm_ccm_vlan = smap_get(&iface->cfg->other_config, "cfm_ccm_vlan"); | |
4482 | s.ccm_pcp = smap_get_int(&iface->cfg->other_config, "cfm_ccm_pcp", 0); | |
4483 | ||
a5610457 EJ |
4484 | if (s.interval <= 0) { |
4485 | s.interval = 1000; | |
b31bcf60 | 4486 | } |
b31bcf60 | 4487 | |
a699f614 EJ |
4488 | if (!cfm_ccm_vlan) { |
4489 | s.ccm_vlan = 0; | |
4490 | } else if (!strcasecmp("random", cfm_ccm_vlan)) { | |
189cb9e4 EJ |
4491 | s.ccm_vlan = CFM_RANDOM_VLAN; |
4492 | } else { | |
4493 | s.ccm_vlan = atoi(cfm_ccm_vlan); | |
4494 | if (s.ccm_vlan == CFM_RANDOM_VLAN) { | |
4495 | s.ccm_vlan = 0; | |
4496 | } | |
4497 | } | |
4498 | ||
a699f614 EJ |
4499 | s.extended = smap_get_bool(&iface->cfg->other_config, "cfm_extended", |
4500 | false); | |
90967e95 | 4501 | s.demand = smap_get_bool(&iface->cfg->other_config, "cfm_demand", false); |
ef9819b5 | 4502 | |
a699f614 EJ |
4503 | opstate_str = smap_get(&iface->cfg->other_config, "cfm_opstate"); |
4504 | s.opup = !opstate_str || !strcasecmp("up", opstate_str); | |
86dc6501 | 4505 | |
a5610457 | 4506 | ofproto_port_set_cfm(iface->port->bridge->ofproto, iface->ofp_port, &s); |
b31bcf60 | 4507 | } |
0b8024eb | 4508 | |
cfea354b BP |
4509 | /* Returns true if 'iface' is synthetic, that is, if we constructed it locally |
4510 | * instead of obtaining it from the database. */ | |
4511 | static bool | |
4512 | iface_is_synthetic(const struct iface *iface) | |
4513 | { | |
4514 | return ovsdb_idl_row_is_synthetic(&iface->cfg->header_); | |
4515 | } | |
f125905c | 4516 | |
4e022ec0 | 4517 | static ofp_port_t |
4abb8608 BP |
4518 | iface_validate_ofport__(size_t n, int64_t *ofport) |
4519 | { | |
4520 | return (n && *ofport >= 1 && *ofport < ofp_to_u16(OFPP_MAX) | |
4521 | ? u16_to_ofp(*ofport) | |
4522 | : OFPP_NONE); | |
4523 | } | |
4524 | ||
4525 | static ofp_port_t | |
4526 | iface_get_requested_ofp_port(const struct ovsrec_interface *cfg) | |
558e2cc5 | 4527 | { |
4abb8608 | 4528 | return iface_validate_ofport__(cfg->n_ofport_request, cfg->ofport_request); |
558e2cc5 GS |
4529 | } |
4530 | ||
4abb8608 BP |
4531 | static ofp_port_t |
4532 | iface_pick_ofport(const struct ovsrec_interface *cfg) | |
4533 | { | |
4534 | ofp_port_t requested_ofport = iface_get_requested_ofp_port(cfg); | |
4535 | return (requested_ofport != OFPP_NONE | |
4536 | ? requested_ofport | |
4537 | : iface_validate_ofport__(cfg->n_ofport, cfg->ofport)); | |
4538 | } | |
064af421 BP |
4539 | \f |
4540 | /* Port mirroring. */ | |
4541 | ||
dd0d105c BP |
4542 | static struct mirror * |
4543 | mirror_find_by_uuid(struct bridge *br, const struct uuid *uuid) | |
4544 | { | |
fa066f01 | 4545 | struct mirror *m; |
dd0d105c | 4546 | |
fa066f01 BP |
4547 | HMAP_FOR_EACH_IN_BUCKET (m, hmap_node, uuid_hash(uuid), &br->mirrors) { |
4548 | if (uuid_equals(uuid, &m->uuid)) { | |
dd0d105c BP |
4549 | return m; |
4550 | } | |
4551 | } | |
4552 | return NULL; | |
4553 | } | |
4554 | ||
064af421 | 4555 | static void |
fa066f01 | 4556 | bridge_configure_mirrors(struct bridge *br) |
064af421 | 4557 | { |
fa066f01 BP |
4558 | const struct ovsdb_datum *mc; |
4559 | unsigned long *flood_vlans; | |
4560 | struct mirror *m, *next; | |
4561 | size_t i; | |
064af421 | 4562 | |
dd0d105c | 4563 | /* Get rid of deleted mirrors. */ |
fa066f01 BP |
4564 | mc = ovsrec_bridge_get_mirrors(br->cfg, OVSDB_TYPE_UUID); |
4565 | HMAP_FOR_EACH_SAFE (m, next, hmap_node, &br->mirrors) { | |
4566 | union ovsdb_atom atom; | |
4567 | ||
4568 | atom.uuid = m->uuid; | |
4569 | if (ovsdb_datum_find_key(mc, &atom, OVSDB_TYPE_UUID) == UINT_MAX) { | |
4570 | mirror_destroy(m); | |
064af421 BP |
4571 | } |
4572 | } | |
4573 | ||
dd0d105c | 4574 | /* Add new mirrors and reconfigure existing ones. */ |
37e7f427 | 4575 | for (i = 0; i < br->cfg->n_mirrors; i++) { |
fa066f01 | 4576 | const struct ovsrec_mirror *cfg = br->cfg->mirrors[i]; |
dd0d105c | 4577 | struct mirror *m = mirror_find_by_uuid(br, &cfg->header_.uuid); |
fa066f01 BP |
4578 | if (!m) { |
4579 | m = mirror_create(br, cfg); | |
064af421 | 4580 | } |
9d24de3b JP |
4581 | m->cfg = cfg; |
4582 | if (!mirror_configure(m)) { | |
fa066f01 | 4583 | mirror_destroy(m); |
064af421 BP |
4584 | } |
4585 | } | |
f2d7fd66 | 4586 | |
8f30d09a | 4587 | /* Update flooded vlans (for RSPAN). */ |
fa066f01 BP |
4588 | flood_vlans = vlan_bitmap_from_array(br->cfg->flood_vlans, |
4589 | br->cfg->n_flood_vlans); | |
4590 | ofproto_set_flood_vlans(br->ofproto, flood_vlans); | |
4591 | bitmap_free(flood_vlans); | |
064af421 BP |
4592 | } |
4593 | ||
fa066f01 BP |
4594 | static struct mirror * |
4595 | mirror_create(struct bridge *br, const struct ovsrec_mirror *cfg) | |
064af421 BP |
4596 | { |
4597 | struct mirror *m; | |
064af421 | 4598 | |
fa066f01 | 4599 | m = xzalloc(sizeof *m); |
8bbc128e | 4600 | m->uuid = cfg->header_.uuid; |
fa066f01 | 4601 | hmap_insert(&br->mirrors, &m->hmap_node, uuid_hash(&m->uuid)); |
064af421 | 4602 | m->bridge = br; |
dd0d105c | 4603 | m->name = xstrdup(cfg->name); |
37e7f427 | 4604 | |
fa066f01 | 4605 | return m; |
064af421 BP |
4606 | } |
4607 | ||
4608 | static void | |
4609 | mirror_destroy(struct mirror *m) | |
4610 | { | |
4611 | if (m) { | |
4612 | struct bridge *br = m->bridge; | |
064af421 | 4613 | |
fa066f01 BP |
4614 | if (br->ofproto) { |
4615 | ofproto_mirror_unregister(br->ofproto, m); | |
064af421 BP |
4616 | } |
4617 | ||
fa066f01 | 4618 | hmap_remove(&br->mirrors, &m->hmap_node); |
786880a5 | 4619 | free(m->name); |
064af421 | 4620 | free(m); |
064af421 BP |
4621 | } |
4622 | } | |
4623 | ||
4624 | static void | |
fa066f01 BP |
4625 | mirror_collect_ports(struct mirror *m, |
4626 | struct ovsrec_port **in_ports, int n_in_ports, | |
4627 | void ***out_portsp, size_t *n_out_portsp) | |
064af421 | 4628 | { |
fa066f01 BP |
4629 | void **out_ports = xmalloc(n_in_ports * sizeof *out_ports); |
4630 | size_t n_out_ports = 0; | |
064af421 BP |
4631 | size_t i; |
4632 | ||
fa066f01 BP |
4633 | for (i = 0; i < n_in_ports; i++) { |
4634 | const char *name = in_ports[i]->name; | |
4635 | struct port *port = port_lookup(m->bridge, name); | |
4636 | if (port) { | |
4637 | out_ports[n_out_ports++] = port; | |
064af421 | 4638 | } else { |
37e7f427 BP |
4639 | VLOG_WARN("bridge %s: mirror %s cannot match on nonexistent " |
4640 | "port %s", m->bridge->name, m->name, name); | |
064af421 BP |
4641 | } |
4642 | } | |
fa066f01 BP |
4643 | *out_portsp = out_ports; |
4644 | *n_out_portsp = n_out_ports; | |
064af421 BP |
4645 | } |
4646 | ||
4647 | static bool | |
9d24de3b | 4648 | mirror_configure(struct mirror *m) |
064af421 | 4649 | { |
9d24de3b | 4650 | const struct ovsrec_mirror *cfg = m->cfg; |
fa066f01 | 4651 | struct ofproto_mirror_settings s; |
064af421 | 4652 | |
dd0d105c BP |
4653 | /* Set name. */ |
4654 | if (strcmp(cfg->name, m->name)) { | |
4655 | free(m->name); | |
4656 | m->name = xstrdup(cfg->name); | |
4657 | } | |
fa066f01 | 4658 | s.name = m->name; |
dd0d105c | 4659 | |
fa066f01 | 4660 | /* Get output port or VLAN. */ |
37e7f427 | 4661 | if (cfg->output_port) { |
fa066f01 | 4662 | s.out_bundle = port_lookup(m->bridge, cfg->output_port->name); |
abe529af | 4663 | if (!s.out_bundle) { |
37e7f427 BP |
4664 | VLOG_ERR("bridge %s: mirror %s outputs to port not on bridge", |
4665 | m->bridge->name, m->name); | |
fa066f01 | 4666 | return false; |
064af421 | 4667 | } |
fa066f01 | 4668 | s.out_vlan = UINT16_MAX; |
064af421 | 4669 | |
37e7f427 BP |
4670 | if (cfg->output_vlan) { |
4671 | VLOG_ERR("bridge %s: mirror %s specifies both output port and " | |
4672 | "output vlan; ignoring output vlan", | |
4673 | m->bridge->name, m->name); | |
064af421 | 4674 | } |
37e7f427 | 4675 | } else if (cfg->output_vlan) { |
fa066f01 BP |
4676 | /* The database should prevent invalid VLAN values. */ |
4677 | s.out_bundle = NULL; | |
4678 | s.out_vlan = *cfg->output_vlan; | |
064af421 | 4679 | } else { |
37e7f427 BP |
4680 | VLOG_ERR("bridge %s: mirror %s does not specify output; ignoring", |
4681 | m->bridge->name, m->name); | |
fa066f01 | 4682 | return false; |
064af421 BP |
4683 | } |
4684 | ||
fa066f01 | 4685 | /* Get port selection. */ |
939ff267 | 4686 | if (cfg->select_all) { |
fa066f01 BP |
4687 | size_t n_ports = hmap_count(&m->bridge->ports); |
4688 | void **ports = xmalloc(n_ports * sizeof *ports); | |
abe529af | 4689 | struct port *port; |
fa066f01 BP |
4690 | size_t i; |
4691 | ||
4692 | i = 0; | |
8052fb14 | 4693 | HMAP_FOR_EACH (port, hmap_node, &m->bridge->ports) { |
fa066f01 | 4694 | ports[i++] = port; |
939ff267 | 4695 | } |
fa066f01 BP |
4696 | |
4697 | s.srcs = ports; | |
4698 | s.n_srcs = n_ports; | |
4699 | ||
4700 | s.dsts = ports; | |
4701 | s.n_dsts = n_ports; | |
939ff267 | 4702 | } else { |
fa066f01 BP |
4703 | /* Get ports, dropping ports that don't exist. |
4704 | * The IDL ensures that there are no duplicates. */ | |
939ff267 | 4705 | mirror_collect_ports(m, cfg->select_src_port, cfg->n_select_src_port, |
fa066f01 | 4706 | &s.srcs, &s.n_srcs); |
939ff267 | 4707 | mirror_collect_ports(m, cfg->select_dst_port, cfg->n_select_dst_port, |
fa066f01 | 4708 | &s.dsts, &s.n_dsts); |
064af421 BP |
4709 | } |
4710 | ||
fa066f01 BP |
4711 | /* Get VLAN selection. */ |
4712 | s.src_vlans = vlan_bitmap_from_array(cfg->select_vlan, cfg->n_select_vlan); | |
4713 | ||
4714 | /* Configure. */ | |
4715 | ofproto_mirror_register(m->bridge->ofproto, m, &s); | |
4716 | ||
064af421 | 4717 | /* Clean up. */ |
fa066f01 BP |
4718 | if (s.srcs != s.dsts) { |
4719 | free(s.dsts); | |
4720 | } | |
4721 | free(s.srcs); | |
4722 | free(s.src_vlans); | |
4723 | ||
4724 | return true; | |
064af421 | 4725 | } |
52a90c29 BP |
4726 | \f |
4727 | /* Linux VLAN device support (e.g. "eth0.10" for VLAN 10.) | |
4728 | * | |
4729 | * This is deprecated. It is only for compatibility with broken device drivers | |
4730 | * in old versions of Linux that do not properly support VLANs when VLAN | |
4731 | * devices are not used. When broken device drivers are no longer in | |
4732 | * widespread use, we will delete these interfaces. */ | |
4733 | ||
37344ffa EJ |
4734 | static struct ovsrec_port **recs; |
4735 | static size_t n_recs, allocated_recs; | |
52a90c29 | 4736 | |
37344ffa EJ |
4737 | /* Adds 'rec' to a list of recs that have to be destroyed when the VLAN |
4738 | * splinters are reconfigured. */ | |
52a90c29 | 4739 | static void |
37344ffa | 4740 | register_rec(struct ovsrec_port *rec) |
52a90c29 | 4741 | { |
37344ffa EJ |
4742 | if (n_recs >= allocated_recs) { |
4743 | recs = x2nrealloc(recs, &allocated_recs, sizeof *recs); | |
52a90c29 | 4744 | } |
37344ffa | 4745 | recs[n_recs++] = rec; |
52a90c29 BP |
4746 | } |
4747 | ||
37344ffa | 4748 | /* Frees all of the ports registered with register_reg(). */ |
52a90c29 | 4749 | static void |
37344ffa | 4750 | free_registered_recs(void) |
52a90c29 BP |
4751 | { |
4752 | size_t i; | |
4753 | ||
37344ffa EJ |
4754 | for (i = 0; i < n_recs; i++) { |
4755 | struct ovsrec_port *port = recs[i]; | |
4756 | size_t j; | |
4757 | ||
4758 | for (j = 0; j < port->n_interfaces; j++) { | |
4759 | struct ovsrec_interface *iface = port->interfaces[j]; | |
4760 | free(iface->name); | |
4761 | free(iface); | |
4762 | } | |
4763 | ||
a699f614 | 4764 | smap_destroy(&port->other_config); |
37344ffa EJ |
4765 | free(port->interfaces); |
4766 | free(port->name); | |
4767 | free(port->tag); | |
37344ffa | 4768 | free(port); |
52a90c29 | 4769 | } |
37344ffa | 4770 | n_recs = 0; |
52a90c29 BP |
4771 | } |
4772 | ||
4773 | /* Returns true if VLAN splinters are enabled on 'iface_cfg', false | |
4774 | * otherwise. */ | |
4775 | static bool | |
4776 | vlan_splinters_is_enabled(const struct ovsrec_interface *iface_cfg) | |
4777 | { | |
a699f614 EJ |
4778 | return smap_get_bool(&iface_cfg->other_config, "enable-vlan-splinters", |
4779 | false); | |
52a90c29 BP |
4780 | } |
4781 | ||
4782 | /* Figures out the set of VLANs that are in use for the purpose of VLAN | |
4783 | * splinters. | |
4784 | * | |
4785 | * If VLAN splinters are enabled on at least one interface and any VLANs are in | |
4786 | * use, returns a 4096-bit bitmap with a 1-bit for each in-use VLAN (bits 0 and | |
4787 | * 4095 will not be set). The caller is responsible for freeing the bitmap, | |
4788 | * with free(). | |
4789 | * | |
4790 | * If VLANs splinters are not enabled on any interface or if no VLANs are in | |
4791 | * use, returns NULL. | |
4792 | * | |
4793 | * Updates 'vlan_splinters_enabled_anywhere'. */ | |
4794 | static unsigned long int * | |
4795 | collect_splinter_vlans(const struct ovsrec_open_vswitch *ovs_cfg) | |
4796 | { | |
4797 | unsigned long int *splinter_vlans; | |
4798 | struct sset splinter_ifaces; | |
4799 | const char *real_dev_name; | |
4800 | struct shash *real_devs; | |
4801 | struct shash_node *node; | |
4802 | struct bridge *br; | |
4803 | size_t i; | |
4804 | ||
7c70698f BP |
4805 | /* Free space allocated for synthesized ports and interfaces, since we're |
4806 | * in the process of reconstructing all of them. */ | |
37344ffa | 4807 | free_registered_recs(); |
7c70698f | 4808 | |
45c580a3 | 4809 | splinter_vlans = bitmap_allocate(4096); |
52a90c29 | 4810 | sset_init(&splinter_ifaces); |
45c580a3 | 4811 | vlan_splinters_enabled_anywhere = false; |
52a90c29 BP |
4812 | for (i = 0; i < ovs_cfg->n_bridges; i++) { |
4813 | struct ovsrec_bridge *br_cfg = ovs_cfg->bridges[i]; | |
4814 | size_t j; | |
4815 | ||
4816 | for (j = 0; j < br_cfg->n_ports; j++) { | |
4817 | struct ovsrec_port *port_cfg = br_cfg->ports[j]; | |
4818 | int k; | |
4819 | ||
4820 | for (k = 0; k < port_cfg->n_interfaces; k++) { | |
4821 | struct ovsrec_interface *iface_cfg = port_cfg->interfaces[k]; | |
4822 | ||
4823 | if (vlan_splinters_is_enabled(iface_cfg)) { | |
45c580a3 | 4824 | vlan_splinters_enabled_anywhere = true; |
52a90c29 | 4825 | sset_add(&splinter_ifaces, iface_cfg->name); |
52a90c29 BP |
4826 | vlan_bitmap_from_array__(port_cfg->trunks, |
4827 | port_cfg->n_trunks, | |
4828 | splinter_vlans); | |
4829 | } | |
4830 | } | |
45c580a3 BP |
4831 | |
4832 | if (port_cfg->tag && *port_cfg->tag > 0 && *port_cfg->tag < 4095) { | |
4833 | bitmap_set1(splinter_vlans, *port_cfg->tag); | |
4834 | } | |
52a90c29 BP |
4835 | } |
4836 | } | |
4837 | ||
45c580a3 BP |
4838 | if (!vlan_splinters_enabled_anywhere) { |
4839 | free(splinter_vlans); | |
52a90c29 BP |
4840 | sset_destroy(&splinter_ifaces); |
4841 | return NULL; | |
4842 | } | |
4843 | ||
4844 | HMAP_FOR_EACH (br, node, &all_bridges) { | |
4845 | if (br->ofproto) { | |
4846 | ofproto_get_vlan_usage(br->ofproto, splinter_vlans); | |
4847 | } | |
4848 | } | |
4849 | ||
4850 | /* Don't allow VLANs 0 or 4095 to be splintered. VLAN 0 should appear on | |
4851 | * the real device. VLAN 4095 is reserved and Linux doesn't allow a VLAN | |
4852 | * device to be created for it. */ | |
4853 | bitmap_set0(splinter_vlans, 0); | |
4854 | bitmap_set0(splinter_vlans, 4095); | |
4855 | ||
4856 | /* Delete all VLAN devices that we don't need. */ | |
4857 | vlandev_refresh(); | |
4858 | real_devs = vlandev_get_real_devs(); | |
4859 | SHASH_FOR_EACH (node, real_devs) { | |
4860 | const struct vlan_real_dev *real_dev = node->data; | |
4861 | const struct vlan_dev *vlan_dev; | |
4862 | bool real_dev_has_splinters; | |
4863 | ||
4864 | real_dev_has_splinters = sset_contains(&splinter_ifaces, | |
4865 | real_dev->name); | |
4866 | HMAP_FOR_EACH (vlan_dev, hmap_node, &real_dev->vlan_devs) { | |
4867 | if (!real_dev_has_splinters | |
4868 | || !bitmap_is_set(splinter_vlans, vlan_dev->vid)) { | |
4869 | struct netdev *netdev; | |
4870 | ||
4871 | if (!netdev_open(vlan_dev->name, "system", &netdev)) { | |
4872 | if (!netdev_get_in4(netdev, NULL, NULL) || | |
4873 | !netdev_get_in6(netdev, NULL)) { | |
52a90c29 BP |
4874 | /* It has an IP address configured, so we don't own |
4875 | * it. Don't delete it. */ | |
b41c3e5c AW |
4876 | } else { |
4877 | vlandev_del(vlan_dev->name); | |
52a90c29 BP |
4878 | } |
4879 | netdev_close(netdev); | |
4880 | } | |
4881 | } | |
4882 | ||
4883 | } | |
4884 | } | |
4885 | ||
4886 | /* Add all VLAN devices that we need. */ | |
4887 | SSET_FOR_EACH (real_dev_name, &splinter_ifaces) { | |
4888 | int vid; | |
4889 | ||
4890 | BITMAP_FOR_EACH_1 (vid, 4096, splinter_vlans) { | |
4891 | if (!vlandev_get_name(real_dev_name, vid)) { | |
4892 | vlandev_add(real_dev_name, vid); | |
4893 | } | |
4894 | } | |
4895 | } | |
4896 | ||
4897 | vlandev_refresh(); | |
4898 | ||
4899 | sset_destroy(&splinter_ifaces); | |
4900 | ||
b71273f6 | 4901 | if (bitmap_scan(splinter_vlans, 1, 0, 4096) >= 4096) { |
52a90c29 BP |
4902 | free(splinter_vlans); |
4903 | return NULL; | |
4904 | } | |
4905 | return splinter_vlans; | |
4906 | } | |
4907 | ||
4908 | /* Pushes the configure of VLAN splinter port 'port' (e.g. eth0.9) down to | |
4909 | * ofproto. */ | |
4910 | static void | |
4911 | configure_splinter_port(struct port *port) | |
4912 | { | |
4913 | struct ofproto *ofproto = port->bridge->ofproto; | |
4e022ec0 | 4914 | ofp_port_t realdev_ofp_port; |
52a90c29 BP |
4915 | const char *realdev_name; |
4916 | struct iface *vlandev, *realdev; | |
4917 | ||
4918 | ofproto_bundle_unregister(port->bridge->ofproto, port); | |
4919 | ||
4920 | vlandev = CONTAINER_OF(list_front(&port->ifaces), struct iface, | |
4921 | port_elem); | |
4922 | ||
a699f614 | 4923 | realdev_name = smap_get(&port->cfg->other_config, "realdev"); |
52a90c29 BP |
4924 | realdev = iface_lookup(port->bridge, realdev_name); |
4925 | realdev_ofp_port = realdev ? realdev->ofp_port : 0; | |
4926 | ||
4927 | ofproto_port_set_realdev(ofproto, vlandev->ofp_port, realdev_ofp_port, | |
4928 | *port->cfg->tag); | |
4929 | } | |
4930 | ||
4931 | static struct ovsrec_port * | |
4932 | synthesize_splinter_port(const char *real_dev_name, | |
4933 | const char *vlan_dev_name, int vid) | |
4934 | { | |
4935 | struct ovsrec_interface *iface; | |
4936 | struct ovsrec_port *port; | |
4937 | ||
a699f614 EJ |
4938 | iface = xmalloc(sizeof *iface); |
4939 | ovsrec_interface_init(iface); | |
52a90c29 BP |
4940 | iface->name = xstrdup(vlan_dev_name); |
4941 | iface->type = "system"; | |
4942 | ||
a699f614 EJ |
4943 | port = xmalloc(sizeof *port); |
4944 | ovsrec_port_init(port); | |
52a90c29 BP |
4945 | port->interfaces = xmemdup(&iface, sizeof iface); |
4946 | port->n_interfaces = 1; | |
4947 | port->name = xstrdup(vlan_dev_name); | |
4948 | port->vlan_mode = "splinter"; | |
4949 | port->tag = xmalloc(sizeof *port->tag); | |
4950 | *port->tag = vid; | |
a699f614 EJ |
4951 | |
4952 | smap_add(&port->other_config, "realdev", real_dev_name); | |
52a90c29 | 4953 | |
37344ffa | 4954 | register_rec(port); |
52a90c29 BP |
4955 | return port; |
4956 | } | |
4957 | ||
4958 | /* For each interface with 'br' that has VLAN splinters enabled, adds a | |
4959 | * corresponding ovsrec_port to 'ports' for each splinter VLAN marked with a | |
4960 | * 1-bit in the 'splinter_vlans' bitmap. */ | |
4961 | static void | |
4962 | add_vlan_splinter_ports(struct bridge *br, | |
4963 | const unsigned long int *splinter_vlans, | |
4964 | struct shash *ports) | |
4965 | { | |
4966 | size_t i; | |
4967 | ||
52a90c29 BP |
4968 | /* We iterate through 'br->cfg->ports' instead of 'ports' here because |
4969 | * we're modifying 'ports'. */ | |
4970 | for (i = 0; i < br->cfg->n_ports; i++) { | |
4971 | const char *name = br->cfg->ports[i]->name; | |
4972 | struct ovsrec_port *port_cfg = shash_find_data(ports, name); | |
4973 | size_t j; | |
4974 | ||
4975 | for (j = 0; j < port_cfg->n_interfaces; j++) { | |
4976 | struct ovsrec_interface *iface_cfg = port_cfg->interfaces[j]; | |
4977 | ||
4978 | if (vlan_splinters_is_enabled(iface_cfg)) { | |
4979 | const char *real_dev_name; | |
4980 | uint16_t vid; | |
4981 | ||
4982 | real_dev_name = iface_cfg->name; | |
4983 | BITMAP_FOR_EACH_1 (vid, 4096, splinter_vlans) { | |
4984 | const char *vlan_dev_name; | |
4985 | ||
4986 | vlan_dev_name = vlandev_get_name(real_dev_name, vid); | |
4987 | if (vlan_dev_name | |
4988 | && !shash_find(ports, vlan_dev_name)) { | |
4989 | shash_add(ports, vlan_dev_name, | |
4990 | synthesize_splinter_port( | |
4991 | real_dev_name, vlan_dev_name, vid)); | |
4992 | } | |
4993 | } | |
4994 | } | |
4995 | } | |
4996 | } | |
4997 | } | |
9d24de3b JP |
4998 | |
4999 | static void | |
5000 | mirror_refresh_stats(struct mirror *m) | |
5001 | { | |
5002 | struct ofproto *ofproto = m->bridge->ofproto; | |
5003 | uint64_t tx_packets, tx_bytes; | |
47058293 | 5004 | const char *keys[2]; |
9d24de3b JP |
5005 | int64_t values[2]; |
5006 | size_t stat_cnt = 0; | |
5007 | ||
5008 | if (ofproto_mirror_get_stats(ofproto, m, &tx_packets, &tx_bytes)) { | |
5009 | ovsrec_mirror_set_statistics(m->cfg, NULL, NULL, 0); | |
5010 | return; | |
5011 | } | |
5012 | ||
5013 | if (tx_packets != UINT64_MAX) { | |
5014 | keys[stat_cnt] = "tx_packets"; | |
5015 | values[stat_cnt] = tx_packets; | |
5016 | stat_cnt++; | |
5017 | } | |
5018 | if (tx_bytes != UINT64_MAX) { | |
5019 | keys[stat_cnt] = "tx_bytes"; | |
5020 | values[stat_cnt] = tx_bytes; | |
5021 | stat_cnt++; | |
5022 | } | |
5023 | ||
5024 | ovsrec_mirror_set_statistics(m->cfg, keys, values, stat_cnt); | |
5025 | } |