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2550f026 | 1 | /* Copyright (c) 2008, 2009, 2010, 2011, 2012, 2013, 2014, 2015 Nicira, Inc. |
c93b1d6a | 2 | * |
a14bc59f BP |
3 | * Licensed under the Apache License, Version 2.0 (the "License"); |
4 | * you may not use this file except in compliance with the License. | |
5 | * You may obtain a copy of the License at: | |
064af421 | 6 | * |
a14bc59f | 7 | * http://www.apache.org/licenses/LICENSE-2.0 |
064af421 | 8 | * |
a14bc59f BP |
9 | * Unless required by applicable law or agreed to in writing, software |
10 | * distributed under the License is distributed on an "AS IS" BASIS, | |
11 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | |
12 | * See the License for the specific language governing permissions and | |
13 | * limitations under the License. | |
064af421 BP |
14 | */ |
15 | ||
16 | #include <config.h> | |
17 | #include "bridge.h" | |
064af421 | 18 | #include <errno.h> |
064af421 | 19 | #include <inttypes.h> |
064af421 | 20 | #include <stdlib.h> |
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; | |
146 | int64_t isid; | |
147 | int64_t vlan; | |
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 *); |
21f7563c | 251 | static void bridge_configure_stp(struct bridge *); |
9efd308e | 252 | static void bridge_configure_rstp(struct bridge *); |
254750ce | 253 | static void bridge_configure_tables(struct bridge *); |
8b6ff729 | 254 | static void bridge_configure_dp_desc(struct bridge *); |
99eef98b DF |
255 | static void bridge_configure_aa(struct bridge *); |
256 | static void bridge_aa_refresh_queued(struct bridge *); | |
257 | static bool bridge_aa_need_refresh(struct bridge *); | |
fa066f01 BP |
258 | static void bridge_configure_remotes(struct bridge *, |
259 | const struct sockaddr_in *managers, | |
260 | size_t n_managers); | |
064af421 BP |
261 | static void bridge_pick_local_hw_addr(struct bridge *, |
262 | uint8_t ea[ETH_ADDR_LEN], | |
07c318f4 | 263 | struct iface **hw_addr_iface); |
064af421 BP |
264 | static uint64_t bridge_pick_datapath_id(struct bridge *, |
265 | const uint8_t bridge_ea[ETH_ADDR_LEN], | |
07c318f4 | 266 | struct iface *hw_addr_iface); |
064af421 | 267 | static uint64_t dpid_from_hash(const void *, size_t nbytes); |
e8192d80 BP |
268 | static bool bridge_has_bond_fake_iface(const struct bridge *, |
269 | const char *name); | |
270 | static bool port_is_bond_fake_iface(const struct port *); | |
064af421 | 271 | |
e8fe3026 | 272 | static unixctl_cb_func qos_unixctl_show; |
8c4c1387 | 273 | |
66da9bef | 274 | static struct port *port_create(struct bridge *, const struct ovsrec_port *); |
66da9bef | 275 | static void port_del_ifaces(struct port *); |
064af421 BP |
276 | static void port_destroy(struct port *); |
277 | static struct port *port_lookup(const struct bridge *, const char *name); | |
fa066f01 BP |
278 | static void port_configure(struct port *); |
279 | static struct lacp_settings *port_configure_lacp(struct port *, | |
280 | struct lacp_settings *); | |
df53d41c | 281 | static void port_configure_bond(struct port *, struct bond_settings *); |
06b592bc | 282 | static bool port_is_synthetic(const struct port *); |
fa066f01 | 283 | |
35a22d8c BP |
284 | static void reconfigure_system_stats(const struct ovsrec_open_vswitch *); |
285 | static void run_system_stats(void); | |
286 | ||
fa066f01 BP |
287 | static void bridge_configure_mirrors(struct bridge *); |
288 | static struct mirror *mirror_create(struct bridge *, | |
289 | const struct ovsrec_mirror *); | |
064af421 | 290 | static void mirror_destroy(struct mirror *); |
9d24de3b JP |
291 | static bool mirror_configure(struct mirror *); |
292 | static void mirror_refresh_stats(struct mirror *); | |
064af421 | 293 | |
fa066f01 | 294 | static void iface_configure_lacp(struct iface *, struct lacp_slave_settings *); |
2a73b1d7 BP |
295 | static bool iface_create(struct bridge *, const struct ovsrec_interface *, |
296 | const struct ovsrec_port *); | |
05ba03e0 JP |
297 | static bool iface_is_internal(const struct ovsrec_interface *iface, |
298 | const struct ovsrec_bridge *br); | |
b54441b3 BP |
299 | static const char *iface_get_type(const struct ovsrec_interface *, |
300 | const struct ovsrec_bridge *); | |
064af421 | 301 | static void iface_destroy(struct iface *); |
96be8de5 | 302 | static void iface_destroy__(struct iface *); |
064af421 | 303 | static struct iface *iface_lookup(const struct bridge *, const char *name); |
e8fe3026 | 304 | static struct iface *iface_find(const char *name); |
892815f5 | 305 | static struct iface *iface_from_ofp_port(const struct bridge *, |
4e022ec0 | 306 | ofp_port_t ofp_port); |
21a955fc | 307 | static void iface_set_mac(const struct bridge *, const struct port *, struct iface *); |
4e022ec0 | 308 | static void iface_set_ofport(const struct ovsrec_interface *, ofp_port_t ofport); |
bbe6109d | 309 | static void iface_clear_db_record(const struct ovsrec_interface *if_cfg, char *errp); |
66da9bef BP |
310 | static void iface_configure_qos(struct iface *, const struct ovsrec_qos *); |
311 | static void iface_configure_cfm(struct iface *); | |
8f3fe844 | 312 | static void iface_refresh_cfm_stats(struct iface *); |
1101a0b4 | 313 | static void iface_refresh_stats(struct iface *); |
6a5f9a8f AW |
314 | static void iface_refresh_netdev_status(struct iface *); |
315 | static void iface_refresh_ofproto_status(struct iface *); | |
cfea354b | 316 | static bool iface_is_synthetic(const struct iface *); |
4abb8608 BP |
317 | static ofp_port_t iface_get_requested_ofp_port( |
318 | const struct ovsrec_interface *); | |
4e022ec0 | 319 | static ofp_port_t iface_pick_ofport(const struct ovsrec_interface *); |
52a90c29 BP |
320 | |
321 | /* Linux VLAN device support (e.g. "eth0.10" for VLAN 10.) | |
322 | * | |
323 | * This is deprecated. It is only for compatibility with broken device drivers | |
324 | * in old versions of Linux that do not properly support VLANs when VLAN | |
325 | * devices are not used. When broken device drivers are no longer in | |
326 | * widespread use, we will delete these interfaces. */ | |
327 | ||
328 | /* True if VLAN splinters are enabled on any interface, false otherwise.*/ | |
329 | static bool vlan_splinters_enabled_anywhere; | |
330 | ||
331 | static bool vlan_splinters_is_enabled(const struct ovsrec_interface *); | |
332 | static unsigned long int *collect_splinter_vlans( | |
333 | const struct ovsrec_open_vswitch *); | |
334 | static void configure_splinter_port(struct port *); | |
335 | static void add_vlan_splinter_ports(struct bridge *, | |
336 | const unsigned long int *splinter_vlans, | |
337 | struct shash *ports); | |
b0408fca JP |
338 | |
339 | static void | |
340 | bridge_init_ofproto(const struct ovsrec_open_vswitch *cfg) | |
341 | { | |
342 | struct shash iface_hints; | |
343 | static bool initialized = false; | |
344 | int i; | |
345 | ||
346 | if (initialized) { | |
347 | return; | |
348 | } | |
349 | ||
350 | shash_init(&iface_hints); | |
351 | ||
b099cd5f EJ |
352 | if (cfg) { |
353 | for (i = 0; i < cfg->n_bridges; i++) { | |
354 | const struct ovsrec_bridge *br_cfg = cfg->bridges[i]; | |
355 | int j; | |
356 | ||
357 | for (j = 0; j < br_cfg->n_ports; j++) { | |
358 | struct ovsrec_port *port_cfg = br_cfg->ports[j]; | |
359 | int k; | |
360 | ||
361 | for (k = 0; k < port_cfg->n_interfaces; k++) { | |
362 | struct ovsrec_interface *if_cfg = port_cfg->interfaces[k]; | |
363 | struct iface_hint *iface_hint; | |
364 | ||
365 | iface_hint = xmalloc(sizeof *iface_hint); | |
366 | iface_hint->br_name = br_cfg->name; | |
367 | iface_hint->br_type = br_cfg->datapath_type; | |
558e2cc5 | 368 | iface_hint->ofp_port = iface_pick_ofport(if_cfg); |
b099cd5f EJ |
369 | |
370 | shash_add(&iface_hints, if_cfg->name, iface_hint); | |
371 | } | |
b0408fca JP |
372 | } |
373 | } | |
374 | } | |
375 | ||
376 | ofproto_init(&iface_hints); | |
377 | ||
378 | shash_destroy_free_data(&iface_hints); | |
379 | initialized = true; | |
380 | } | |
064af421 BP |
381 | \f |
382 | /* Public functions. */ | |
383 | ||
c5187f17 BP |
384 | /* Initializes the bridge module, configuring it to obtain its configuration |
385 | * from an OVSDB server accessed over 'remote', which should be a string in a | |
386 | * form acceptable to ovsdb_idl_create(). */ | |
064af421 | 387 | void |
c5187f17 BP |
388 | bridge_init(const char *remote) |
389 | { | |
390 | /* Create connection to database. */ | |
fba6bd1d | 391 | idl = ovsdb_idl_create(remote, &ovsrec_idl_class, true, true); |
854a94d9 | 392 | idl_seqno = ovsdb_idl_get_seqno(idl); |
06b6d651 | 393 | ovsdb_idl_set_lock(idl, "ovs_vswitchd"); |
8cdec725 | 394 | ovsdb_idl_verify_write_only(idl); |
c5187f17 | 395 | |
ef73f86c BP |
396 | ovsdb_idl_omit_alert(idl, &ovsrec_open_vswitch_col_cur_cfg); |
397 | ovsdb_idl_omit_alert(idl, &ovsrec_open_vswitch_col_statistics); | |
e85bbd75 | 398 | ovsdb_idl_omit(idl, &ovsrec_open_vswitch_col_external_ids); |
62f3aaed BP |
399 | ovsdb_idl_omit(idl, &ovsrec_open_vswitch_col_ovs_version); |
400 | ovsdb_idl_omit(idl, &ovsrec_open_vswitch_col_db_version); | |
401 | ovsdb_idl_omit(idl, &ovsrec_open_vswitch_col_system_type); | |
402 | ovsdb_idl_omit(idl, &ovsrec_open_vswitch_col_system_version); | |
e85bbd75 | 403 | |
62f3aaed | 404 | ovsdb_idl_omit_alert(idl, &ovsrec_bridge_col_datapath_id); |
b5cbbcf6 | 405 | ovsdb_idl_omit_alert(idl, &ovsrec_bridge_col_datapath_version); |
21f7563c | 406 | ovsdb_idl_omit_alert(idl, &ovsrec_bridge_col_status); |
9efd308e DV |
407 | ovsdb_idl_omit_alert(idl, &ovsrec_bridge_col_rstp_status); |
408 | ovsdb_idl_omit_alert(idl, &ovsrec_bridge_col_stp_enable); | |
409 | ovsdb_idl_omit_alert(idl, &ovsrec_bridge_col_rstp_enable); | |
e85bbd75 BP |
410 | ovsdb_idl_omit(idl, &ovsrec_bridge_col_external_ids); |
411 | ||
21f7563c | 412 | ovsdb_idl_omit_alert(idl, &ovsrec_port_col_status); |
9efd308e DV |
413 | ovsdb_idl_omit_alert(idl, &ovsrec_port_col_rstp_status); |
414 | ovsdb_idl_omit_alert(idl, &ovsrec_port_col_rstp_statistics); | |
80740385 | 415 | ovsdb_idl_omit_alert(idl, &ovsrec_port_col_statistics); |
3e5aeeb5 | 416 | ovsdb_idl_omit_alert(idl, &ovsrec_port_col_bond_active_slave); |
e85bbd75 | 417 | ovsdb_idl_omit(idl, &ovsrec_port_col_external_ids); |
99eef98b DF |
418 | ovsdb_idl_omit_alert(idl, &ovsrec_port_col_trunks); |
419 | ovsdb_idl_omit_alert(idl, &ovsrec_port_col_vlan_mode); | |
62f3aaed BP |
420 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_admin_state); |
421 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_duplex); | |
422 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_link_speed); | |
423 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_link_state); | |
65c3058c | 424 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_link_resets); |
df867eda | 425 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_mac_in_use); |
ea401d9a | 426 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_ifindex); |
62f3aaed | 427 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_mtu); |
ef73f86c BP |
428 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_ofport); |
429 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_statistics); | |
62f3aaed | 430 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_status); |
b4117094 | 431 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_cfm_fault); |
b9380396 | 432 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_cfm_fault_status); |
1de11730 | 433 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_cfm_remote_mpids); |
76c4290d | 434 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_cfm_flap_count); |
3967a833 | 435 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_cfm_health); |
4104aaf1 | 436 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_cfm_remote_opstate); |
ccc09689 | 437 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_bfd_status); |
b4117094 | 438 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_lacp_current); |
bbe6109d | 439 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_error); |
e85bbd75 BP |
440 | ovsdb_idl_omit(idl, &ovsrec_interface_col_external_ids); |
441 | ||
62f3aaed BP |
442 | ovsdb_idl_omit_alert(idl, &ovsrec_controller_col_is_connected); |
443 | ovsdb_idl_omit_alert(idl, &ovsrec_controller_col_role); | |
444 | ovsdb_idl_omit_alert(idl, &ovsrec_controller_col_status); | |
445 | ovsdb_idl_omit(idl, &ovsrec_controller_col_external_ids); | |
446 | ||
62f3aaed BP |
447 | ovsdb_idl_omit(idl, &ovsrec_qos_col_external_ids); |
448 | ||
449 | ovsdb_idl_omit(idl, &ovsrec_queue_col_external_ids); | |
450 | ||
451 | ovsdb_idl_omit(idl, &ovsrec_mirror_col_external_ids); | |
9d24de3b | 452 | ovsdb_idl_omit_alert(idl, &ovsrec_mirror_col_statistics); |
62f3aaed BP |
453 | |
454 | ovsdb_idl_omit(idl, &ovsrec_netflow_col_external_ids); | |
62f3aaed | 455 | ovsdb_idl_omit(idl, &ovsrec_sflow_col_external_ids); |
29089a54 RL |
456 | ovsdb_idl_omit(idl, &ovsrec_ipfix_col_external_ids); |
457 | ovsdb_idl_omit(idl, &ovsrec_flow_sample_collector_set_col_external_ids); | |
62f3aaed BP |
458 | |
459 | ovsdb_idl_omit(idl, &ovsrec_manager_col_external_ids); | |
460 | ovsdb_idl_omit(idl, &ovsrec_manager_col_inactivity_probe); | |
461 | ovsdb_idl_omit(idl, &ovsrec_manager_col_is_connected); | |
462 | ovsdb_idl_omit(idl, &ovsrec_manager_col_max_backoff); | |
463 | ovsdb_idl_omit(idl, &ovsrec_manager_col_status); | |
464 | ||
465 | ovsdb_idl_omit(idl, &ovsrec_ssl_col_external_ids); | |
466 | ||
c5187f17 | 467 | /* Register unixctl commands. */ |
0e15264f BP |
468 | unixctl_command_register("qos/show", "interface", 1, 1, |
469 | qos_unixctl_show, NULL); | |
470 | unixctl_command_register("bridge/dump-flows", "bridge", 1, 1, | |
7ff2009a | 471 | bridge_unixctl_dump_flows, NULL); |
0e15264f | 472 | unixctl_command_register("bridge/reconnect", "[bridge]", 0, 1, |
7ff2009a | 473 | bridge_unixctl_reconnect, NULL); |
5827ce14 | 474 | lacp_init(); |
c5187f17 | 475 | bond_init(); |
9ac3fce4 | 476 | cfm_init(); |
7c5a3bbf | 477 | ovs_numa_init(); |
fe4a02e4 | 478 | stp_init(); |
99eef98b | 479 | lldp_init(); |
9efd308e | 480 | rstp_init(); |
c5187f17 BP |
481 | } |
482 | ||
ee45ad81 BP |
483 | void |
484 | bridge_exit(void) | |
485 | { | |
486 | struct bridge *br, *next_br; | |
487 | ||
764072fd | 488 | HMAP_FOR_EACH_SAFE (br, next_br, node, &all_bridges) { |
ee45ad81 BP |
489 | bridge_destroy(br); |
490 | } | |
491 | ovsdb_idl_destroy(idl); | |
492 | } | |
493 | ||
cd11000b BP |
494 | /* Looks at the list of managers in 'ovs_cfg' and extracts their remote IP |
495 | * addresses and ports into '*managersp' and '*n_managersp'. The caller is | |
496 | * responsible for freeing '*managersp' (with free()). | |
497 | * | |
498 | * You may be asking yourself "why does ovs-vswitchd care?", because | |
499 | * ovsdb-server is responsible for connecting to the managers, and ovs-vswitchd | |
500 | * should not be and in fact is not directly involved in that. But | |
501 | * ovs-vswitchd needs to make sure that ovsdb-server can reach the managers, so | |
502 | * it has to tell in-band control where the managers are to enable that. | |
94db5407 | 503 | * (Thus, only managers connected in-band are collected.) |
cd11000b BP |
504 | */ |
505 | static void | |
94db5407 BP |
506 | collect_in_band_managers(const struct ovsrec_open_vswitch *ovs_cfg, |
507 | struct sockaddr_in **managersp, size_t *n_managersp) | |
cd11000b BP |
508 | { |
509 | struct sockaddr_in *managers = NULL; | |
510 | size_t n_managers = 0; | |
b3c01ed3 | 511 | struct sset targets; |
94db5407 BP |
512 | size_t i; |
513 | ||
289df16d AE |
514 | /* Collect all of the potential targets from the "targets" columns of the |
515 | * rows pointed to by "manager_options", excluding any that are | |
516 | * out-of-band. */ | |
b3c01ed3 | 517 | sset_init(&targets); |
94db5407 BP |
518 | for (i = 0; i < ovs_cfg->n_manager_options; i++) { |
519 | struct ovsrec_manager *m = ovs_cfg->manager_options[i]; | |
520 | ||
521 | if (m->connection_mode && !strcmp(m->connection_mode, "out-of-band")) { | |
b3c01ed3 | 522 | sset_find_and_delete(&targets, m->target); |
94db5407 | 523 | } else { |
b3c01ed3 | 524 | sset_add(&targets, m->target); |
94db5407 BP |
525 | } |
526 | } | |
cd11000b | 527 | |
94db5407 | 528 | /* Now extract the targets' IP addresses. */ |
b3c01ed3 BP |
529 | if (!sset_is_empty(&targets)) { |
530 | const char *target; | |
cd11000b | 531 | |
b3c01ed3 BP |
532 | managers = xmalloc(sset_count(&targets) * sizeof *managers); |
533 | SSET_FOR_EACH (target, &targets) { | |
02334943 JR |
534 | union { |
535 | struct sockaddr_storage ss; | |
536 | struct sockaddr_in in; | |
537 | } sa; | |
cd11000b | 538 | |
e731d71b | 539 | if (stream_parse_target_with_default_port(target, OVSDB_OLD_PORT, |
02334943 JR |
540 | &sa.ss) |
541 | && sa.ss.ss_family == AF_INET) { | |
542 | managers[n_managers++] = sa.in; | |
cd11000b BP |
543 | } |
544 | } | |
545 | } | |
b3c01ed3 | 546 | sset_destroy(&targets); |
cd11000b BP |
547 | |
548 | *managersp = managers; | |
549 | *n_managersp = n_managers; | |
550 | } | |
551 | ||
c5187f17 | 552 | static void |
76343538 | 553 | bridge_reconfigure(const struct ovsrec_open_vswitch *ovs_cfg) |
064af421 | 554 | { |
52a90c29 | 555 | unsigned long int *splinter_vlans; |
2a73b1d7 BP |
556 | struct sockaddr_in *managers; |
557 | struct bridge *br, *next; | |
558 | int sflow_bridge_number; | |
559 | size_t n_managers; | |
064af421 BP |
560 | |
561 | COVERAGE_INC(bridge_reconfigure); | |
562 | ||
e79a6c83 EJ |
563 | ofproto_set_flow_limit(smap_get_int(&ovs_cfg->other_config, "flow-limit", |
564 | OFPROTO_FLOW_LIMIT_DEFAULT)); | |
72310b04 JS |
565 | ofproto_set_max_idle(smap_get_int(&ovs_cfg->other_config, "max-idle", |
566 | OFPROTO_MAX_IDLE_DEFAULT)); | |
f2eee189 AW |
567 | ofproto_set_n_dpdk_rxqs(smap_get_int(&ovs_cfg->other_config, |
568 | "n-dpdk-rxqs", 0)); | |
569 | ofproto_set_cpu_mask(smap_get(&ovs_cfg->other_config, "pmd-cpu-mask")); | |
380f49c4 | 570 | |
6567010f | 571 | ofproto_set_threads( |
e79a6c83 EJ |
572 | smap_get_int(&ovs_cfg->other_config, "n-handler-threads", 0), |
573 | smap_get_int(&ovs_cfg->other_config, "n-revalidator-threads", 0)); | |
448a4b2f | 574 | |
bae7208e | 575 | /* Destroy "struct bridge"s, "struct port"s, and "struct iface"s according |
2a73b1d7 | 576 | * to 'ovs_cfg', with only very minimal configuration otherwise. |
66da9bef | 577 | * |
bae7208e EJ |
578 | * This is mostly an update to bridge data structures. Nothing is pushed |
579 | * down to ofproto or lower layers. */ | |
66da9bef | 580 | add_del_bridges(ovs_cfg); |
52a90c29 | 581 | splinter_vlans = collect_splinter_vlans(ovs_cfg); |
764072fd | 582 | HMAP_FOR_EACH (br, node, &all_bridges) { |
2a73b1d7 BP |
583 | bridge_collect_wanted_ports(br, splinter_vlans, &br->wanted_ports); |
584 | bridge_del_ports(br, &br->wanted_ports); | |
76343538 | 585 | } |
52a90c29 | 586 | free(splinter_vlans); |
064af421 | 587 | |
2a73b1d7 BP |
588 | /* Start pushing configuration changes down to the ofproto layer: |
589 | * | |
590 | * - Delete ofprotos that are no longer configured. | |
591 | * | |
592 | * - Delete ports that are no longer configured. | |
593 | * | |
594 | * - Reconfigure existing ports to their desired configurations, or | |
595 | * delete them if not possible. | |
596 | * | |
597 | * We have to do all the deletions before we can do any additions, because | |
598 | * the ports to be added might require resources that will be freed up by | |
599 | * deletions (they might especially overlap in name). */ | |
600 | bridge_delete_ofprotos(); | |
bae7208e | 601 | HMAP_FOR_EACH (br, node, &all_bridges) { |
2a73b1d7 BP |
602 | if (br->ofproto) { |
603 | bridge_delete_or_reconfigure_ports(br); | |
76343538 | 604 | } |
064af421 | 605 | } |
35a22d8c | 606 | |
2a73b1d7 BP |
607 | /* Finish pushing configuration changes to the ofproto layer: |
608 | * | |
609 | * - Create ofprotos that are missing. | |
610 | * | |
611 | * - Add ports that are missing. */ | |
612 | HMAP_FOR_EACH_SAFE (br, next, node, &all_bridges) { | |
613 | if (!br->ofproto) { | |
614 | int error; | |
bae7208e | 615 | |
2a73b1d7 BP |
616 | error = ofproto_create(br->name, br->type, &br->ofproto); |
617 | if (error) { | |
618 | VLOG_ERR("failed to create bridge %s: %s", br->name, | |
619 | ovs_strerror(error)); | |
620 | shash_destroy(&br->wanted_ports); | |
621 | bridge_destroy(br); | |
b5cbbcf6 AZ |
622 | } else { |
623 | /* Trigger storing datapath version. */ | |
624 | seq_change(connectivity_seq_get()); | |
e56365a5 | 625 | } |
064af421 BP |
626 | } |
627 | } | |
e8192d80 | 628 | HMAP_FOR_EACH (br, node, &all_bridges) { |
2a73b1d7 BP |
629 | bridge_add_ports(br, &br->wanted_ports); |
630 | shash_destroy(&br->wanted_ports); | |
064af421 | 631 | } |
064af421 | 632 | |
2a73b1d7 | 633 | reconfigure_system_stats(ovs_cfg); |
bae7208e | 634 | |
66da9bef BP |
635 | /* Complete the configuration. */ |
636 | sflow_bridge_number = 0; | |
637 | collect_in_band_managers(ovs_cfg, &managers, &n_managers); | |
764072fd | 638 | HMAP_FOR_EACH (br, node, &all_bridges) { |
8052fb14 | 639 | struct port *port; |
064af421 | 640 | |
f145afdc BP |
641 | /* We need the datapath ID early to allow LACP ports to use it as the |
642 | * default system ID. */ | |
643 | bridge_configure_datapath_id(br); | |
644 | ||
8052fb14 | 645 | HMAP_FOR_EACH (port, hmap_node, &br->ports) { |
83db7968 | 646 | struct iface *iface; |
52df17e7 | 647 | |
fa066f01 | 648 | port_configure(port); |
c1c9c9c4 | 649 | |
48e1b7fb | 650 | LIST_FOR_EACH (iface, port_elem, &port->ifaces) { |
59804c80 | 651 | iface_set_ofport(iface->cfg, iface->ofp_port); |
bbe6109d TG |
652 | /* Clear eventual previous errors */ |
653 | ovsrec_interface_set_error(iface->cfg, NULL); | |
66da9bef BP |
654 | iface_configure_cfm(iface); |
655 | iface_configure_qos(iface, port->cfg->qos); | |
21a955fc | 656 | iface_set_mac(br, port, iface); |
ccc09689 EJ |
657 | ofproto_port_set_bfd(br->ofproto, iface->ofp_port, |
658 | &iface->cfg->bfd); | |
99eef98b DF |
659 | ofproto_port_set_lldp(br->ofproto, iface->ofp_port, |
660 | &iface->cfg->lldp); | |
064af421 BP |
661 | } |
662 | } | |
fa066f01 | 663 | bridge_configure_mirrors(br); |
8402c74b | 664 | bridge_configure_forward_bpdu(br); |
c4069512 | 665 | bridge_configure_mac_table(br); |
dc2b70ba | 666 | bridge_configure_mcast_snooping(br); |
fa066f01 | 667 | bridge_configure_remotes(br, managers, n_managers); |
66da9bef BP |
668 | bridge_configure_netflow(br); |
669 | bridge_configure_sflow(br, &sflow_bridge_number); | |
29089a54 | 670 | bridge_configure_ipfix(br); |
21f7563c | 671 | bridge_configure_stp(br); |
9efd308e | 672 | bridge_configure_rstp(br); |
254750ce | 673 | bridge_configure_tables(br); |
8b6ff729 | 674 | bridge_configure_dp_desc(br); |
99eef98b | 675 | bridge_configure_aa(br); |
064af421 | 676 | } |
66da9bef | 677 | free(managers); |
aeed7879 BP |
678 | |
679 | /* The ofproto-dpif provider does some final reconfiguration in its | |
680 | * ->type_run() function. We have to call it before notifying the database | |
681 | * client that reconfiguration is complete, otherwise there is a very | |
682 | * narrow race window in which e.g. ofproto/trace will not recognize the | |
683 | * new configuration (sometimes this causes unit test failures). */ | |
684 | bridge_run__(); | |
66da9bef | 685 | } |
064af421 | 686 | |
bae7208e EJ |
687 | /* Delete ofprotos which aren't configured or have the wrong type. Create |
688 | * ofprotos which don't exist but need to. */ | |
66da9bef | 689 | static void |
2a73b1d7 | 690 | bridge_delete_ofprotos(void) |
66da9bef | 691 | { |
2a73b1d7 | 692 | struct bridge *br; |
f79e673f BP |
693 | struct sset names; |
694 | struct sset types; | |
66da9bef | 695 | const char *type; |
6c88d577 | 696 | |
bae7208e | 697 | /* Delete ofprotos with no bridge or with the wrong type. */ |
f79e673f BP |
698 | sset_init(&names); |
699 | sset_init(&types); | |
700 | ofproto_enumerate_types(&types); | |
701 | SSET_FOR_EACH (type, &types) { | |
66da9bef | 702 | const char *name; |
3a6ccc8c | 703 | |
f79e673f BP |
704 | ofproto_enumerate_names(type, &names); |
705 | SSET_FOR_EACH (name, &names) { | |
bae7208e | 706 | br = bridge_lookup(name); |
66da9bef | 707 | if (!br || strcmp(type, br->type)) { |
f79e673f | 708 | ofproto_delete(name, type); |
3a6ccc8c | 709 | } |
b31bcf60 EJ |
710 | } |
711 | } | |
f79e673f BP |
712 | sset_destroy(&names); |
713 | sset_destroy(&types); | |
2a73b1d7 | 714 | } |
76343538 | 715 | |
2a73b1d7 BP |
716 | static ofp_port_t * |
717 | add_ofp_port(ofp_port_t port, ofp_port_t *ports, size_t *n, size_t *allocated) | |
718 | { | |
719 | if (*n >= *allocated) { | |
720 | ports = x2nrealloc(ports, allocated, sizeof *ports); | |
721 | } | |
722 | ports[(*n)++] = port; | |
723 | return ports; | |
724 | } | |
bae7208e | 725 | |
2a73b1d7 BP |
726 | static void |
727 | bridge_delete_or_reconfigure_ports(struct bridge *br) | |
728 | { | |
729 | struct ofproto_port ofproto_port; | |
730 | struct ofproto_port_dump dump; | |
731 | ||
96be8de5 BP |
732 | struct sset ofproto_ports; |
733 | struct port *port, *port_next; | |
734 | ||
2a73b1d7 BP |
735 | /* List of "ofp_port"s to delete. We make a list instead of deleting them |
736 | * right away because ofproto implementations aren't necessarily able to | |
737 | * iterate through a changing list of ports in an entirely robust way. */ | |
738 | ofp_port_t *del; | |
739 | size_t n, allocated; | |
740 | size_t i; | |
741 | ||
742 | del = NULL; | |
743 | n = allocated = 0; | |
96be8de5 | 744 | sset_init(&ofproto_ports); |
bae7208e | 745 | |
96be8de5 BP |
746 | /* Main task: Iterate over the ports in 'br->ofproto' and remove the ports |
747 | * that are not configured in the database. (This commonly happens when | |
748 | * ports have been deleted, e.g. with "ovs-vsctl del-port".) | |
749 | * | |
750 | * Side tasks: Reconfigure the ports that are still in 'br'. Delete ports | |
751 | * that have the wrong OpenFlow port number (and arrange to add them back | |
752 | * with the correct OpenFlow port number). */ | |
2a73b1d7 | 753 | OFPROTO_PORT_FOR_EACH (&ofproto_port, &dump, br->ofproto) { |
4abb8608 | 754 | ofp_port_t requested_ofp_port; |
2a73b1d7 | 755 | struct iface *iface; |
bae7208e | 756 | |
96be8de5 BP |
757 | sset_add(&ofproto_ports, ofproto_port.name); |
758 | ||
2a73b1d7 BP |
759 | iface = iface_lookup(br, ofproto_port.name); |
760 | if (!iface) { | |
761 | /* No such iface is configured, so we should delete this | |
762 | * ofproto_port. | |
763 | * | |
764 | * As a corner case exception, keep the port if it's a bond fake | |
765 | * interface. */ | |
766 | if (bridge_has_bond_fake_iface(br, ofproto_port.name) | |
767 | && !strcmp(ofproto_port.type, "internal")) { | |
bae7208e EJ |
768 | continue; |
769 | } | |
2a73b1d7 BP |
770 | goto delete; |
771 | } | |
bae7208e | 772 | |
2a73b1d7 | 773 | if (strcmp(ofproto_port.type, iface->type) |
bbe6109d | 774 | || netdev_set_config(iface->netdev, &iface->cfg->options, NULL)) { |
2a73b1d7 BP |
775 | /* The interface is the wrong type or can't be configured. |
776 | * Delete it. */ | |
777 | goto delete; | |
bae7208e EJ |
778 | } |
779 | ||
4abb8608 BP |
780 | /* If the requested OpenFlow port for 'iface' changed, and it's not |
781 | * already the correct port, then we might want to temporarily delete | |
782 | * this interface, so we can add it back again with the new OpenFlow | |
783 | * port number. */ | |
784 | requested_ofp_port = iface_get_requested_ofp_port(iface->cfg); | |
785 | if (iface->ofp_port != OFPP_LOCAL && | |
786 | requested_ofp_port != OFPP_NONE && | |
787 | requested_ofp_port != iface->ofp_port) { | |
788 | ofp_port_t victim_request; | |
789 | struct iface *victim; | |
790 | ||
791 | /* Check for an existing OpenFlow port currently occupying | |
792 | * 'iface''s requested port number. If there isn't one, then | |
793 | * delete this port. Otherwise we need to consider further. */ | |
794 | victim = iface_from_ofp_port(br, requested_ofp_port); | |
795 | if (!victim) { | |
796 | goto delete; | |
797 | } | |
798 | ||
799 | /* 'victim' is a port currently using 'iface''s requested port | |
800 | * number. Unless 'victim' specifically requested that port | |
801 | * number, too, then we can delete both 'iface' and 'victim' | |
802 | * temporarily. (We'll add both of them back again later with new | |
803 | * OpenFlow port numbers.) | |
804 | * | |
805 | * If 'victim' did request port number 'requested_ofp_port', just | |
806 | * like 'iface', then that's a configuration inconsistency that we | |
807 | * can't resolve. We might as well let it keep its current port | |
808 | * number. */ | |
809 | victim_request = iface_get_requested_ofp_port(victim->cfg); | |
810 | if (victim_request != requested_ofp_port) { | |
811 | del = add_ofp_port(victim->ofp_port, del, &n, &allocated); | |
812 | iface_destroy(victim); | |
813 | goto delete; | |
814 | } | |
815 | } | |
816 | ||
2a73b1d7 BP |
817 | /* Keep it. */ |
818 | continue; | |
819 | ||
820 | delete: | |
821 | iface_destroy(iface); | |
822 | del = add_ofp_port(ofproto_port.ofp_port, del, &n, &allocated); | |
823 | } | |
2a73b1d7 BP |
824 | for (i = 0; i < n; i++) { |
825 | ofproto_port_del(br->ofproto, del[i]); | |
826 | } | |
827 | free(del); | |
96be8de5 BP |
828 | |
829 | /* Iterate over this module's idea of interfaces in 'br'. Remove any ports | |
830 | * that we didn't see when we iterated through the datapath, i.e. ports | |
831 | * that disappeared underneath use. This is an unusual situation, but it | |
832 | * can happen in some cases: | |
833 | * | |
834 | * - An admin runs a command like "ovs-dpctl del-port" (which is a bad | |
835 | * idea but could happen). | |
836 | * | |
837 | * - The port represented a device that disappeared, e.g. a tuntap | |
838 | * device destroyed via "tunctl -d", a physical Ethernet device | |
839 | * whose module was just unloaded via "rmmod", or a virtual NIC for a | |
840 | * VM whose VM was just terminated. */ | |
841 | HMAP_FOR_EACH_SAFE (port, port_next, hmap_node, &br->ports) { | |
842 | struct iface *iface, *iface_next; | |
843 | ||
844 | LIST_FOR_EACH_SAFE (iface, iface_next, port_elem, &port->ifaces) { | |
845 | if (!sset_contains(&ofproto_ports, iface->name)) { | |
846 | iface_destroy__(iface); | |
847 | } | |
848 | } | |
849 | ||
850 | if (list_is_empty(&port->ifaces)) { | |
851 | port_destroy(port); | |
852 | } | |
853 | } | |
854 | sset_destroy(&ofproto_ports); | |
2a73b1d7 BP |
855 | } |
856 | ||
857 | static void | |
4abb8608 BP |
858 | bridge_add_ports__(struct bridge *br, const struct shash *wanted_ports, |
859 | bool with_requested_port) | |
2a73b1d7 BP |
860 | { |
861 | struct shash_node *port_node; | |
862 | ||
863 | SHASH_FOR_EACH (port_node, wanted_ports) { | |
864 | const struct ovsrec_port *port_cfg = port_node->data; | |
865 | size_t i; | |
866 | ||
867 | for (i = 0; i < port_cfg->n_interfaces; i++) { | |
868 | const struct ovsrec_interface *iface_cfg = port_cfg->interfaces[i]; | |
4abb8608 BP |
869 | ofp_port_t requested_ofp_port; |
870 | ||
871 | requested_ofp_port = iface_get_requested_ofp_port(iface_cfg); | |
872 | if ((requested_ofp_port != OFPP_NONE) == with_requested_port) { | |
873 | struct iface *iface = iface_lookup(br, iface_cfg->name); | |
2a73b1d7 | 874 | |
4abb8608 BP |
875 | if (!iface) { |
876 | iface_create(br, iface_cfg, port_cfg); | |
877 | } | |
2a73b1d7 | 878 | } |
bae7208e | 879 | } |
66da9bef | 880 | } |
093e47f4 | 881 | } |
c3827f61 | 882 | |
4abb8608 BP |
883 | static void |
884 | bridge_add_ports(struct bridge *br, const struct shash *wanted_ports) | |
885 | { | |
886 | /* First add interfaces that request a particular port number. */ | |
887 | bridge_add_ports__(br, wanted_ports, true); | |
888 | ||
889 | /* Then add interfaces that want automatic port number assignment. | |
890 | * We add these afterward to avoid accidentally taking a specifically | |
891 | * requested port number. */ | |
892 | bridge_add_ports__(br, wanted_ports, false); | |
893 | } | |
894 | ||
fa066f01 BP |
895 | static void |
896 | port_configure(struct port *port) | |
897 | { | |
898 | const struct ovsrec_port *cfg = port->cfg; | |
899 | struct bond_settings bond_settings; | |
900 | struct lacp_settings lacp_settings; | |
901 | struct ofproto_bundle_settings s; | |
902 | struct iface *iface; | |
82057f51 | 903 | |
52a90c29 BP |
904 | if (cfg->vlan_mode && !strcmp(cfg->vlan_mode, "splinter")) { |
905 | configure_splinter_port(port); | |
906 | return; | |
907 | } | |
908 | ||
fa066f01 BP |
909 | /* Get name. */ |
910 | s.name = port->name; | |
3a6ccc8c | 911 | |
fa066f01 BP |
912 | /* Get slaves. */ |
913 | s.n_slaves = 0; | |
914 | s.slaves = xmalloc(list_size(&port->ifaces) * sizeof *s.slaves); | |
915 | LIST_FOR_EACH (iface, port_elem, &port->ifaces) { | |
892815f5 | 916 | s.slaves[s.n_slaves++] = iface->ofp_port; |
fa066f01 | 917 | } |
c3827f61 | 918 | |
fa066f01 BP |
919 | /* Get VLAN tag. */ |
920 | s.vlan = -1; | |
acaf1486 BP |
921 | if (cfg->tag && *cfg->tag >= 0 && *cfg->tag <= 4095) { |
922 | s.vlan = *cfg->tag; | |
fa066f01 | 923 | } |
b0ec0f27 | 924 | |
fa066f01 BP |
925 | /* Get VLAN trunks. */ |
926 | s.trunks = NULL; | |
ecac4ebf | 927 | if (cfg->n_trunks) { |
fa066f01 | 928 | s.trunks = vlan_bitmap_from_array(cfg->trunks, cfg->n_trunks); |
ecac4ebf BP |
929 | } |
930 | ||
931 | /* Get VLAN mode. */ | |
932 | if (cfg->vlan_mode) { | |
933 | if (!strcmp(cfg->vlan_mode, "access")) { | |
934 | s.vlan_mode = PORT_VLAN_ACCESS; | |
935 | } else if (!strcmp(cfg->vlan_mode, "trunk")) { | |
936 | s.vlan_mode = PORT_VLAN_TRUNK; | |
937 | } else if (!strcmp(cfg->vlan_mode, "native-tagged")) { | |
938 | s.vlan_mode = PORT_VLAN_NATIVE_TAGGED; | |
939 | } else if (!strcmp(cfg->vlan_mode, "native-untagged")) { | |
940 | s.vlan_mode = PORT_VLAN_NATIVE_UNTAGGED; | |
941 | } else { | |
942 | /* This "can't happen" because ovsdb-server should prevent it. */ | |
65a0903b TG |
943 | VLOG_WARN("port %s: unknown VLAN mode %s, falling " |
944 | "back to trunk mode", port->name, cfg->vlan_mode); | |
ecac4ebf BP |
945 | s.vlan_mode = PORT_VLAN_TRUNK; |
946 | } | |
947 | } else { | |
948 | if (s.vlan >= 0) { | |
949 | s.vlan_mode = PORT_VLAN_ACCESS; | |
950 | if (cfg->n_trunks) { | |
65a0903b TG |
951 | VLOG_WARN("port %s: ignoring trunks in favor of implicit vlan", |
952 | port->name); | |
ecac4ebf BP |
953 | } |
954 | } else { | |
955 | s.vlan_mode = PORT_VLAN_TRUNK; | |
956 | } | |
064af421 | 957 | } |
a699f614 EJ |
958 | s.use_priority_tags = smap_get_bool(&cfg->other_config, "priority-tags", |
959 | false); | |
064af421 | 960 | |
fa066f01 BP |
961 | /* Get LACP settings. */ |
962 | s.lacp = port_configure_lacp(port, &lacp_settings); | |
963 | if (s.lacp) { | |
964 | size_t i = 0; | |
064af421 | 965 | |
fa066f01 BP |
966 | s.lacp_slaves = xmalloc(s.n_slaves * sizeof *s.lacp_slaves); |
967 | LIST_FOR_EACH (iface, port_elem, &port->ifaces) { | |
968 | iface_configure_lacp(iface, &s.lacp_slaves[i++]); | |
064af421 | 969 | } |
fa066f01 BP |
970 | } else { |
971 | s.lacp_slaves = NULL; | |
972 | } | |
064af421 | 973 | |
fa066f01 BP |
974 | /* Get bond settings. */ |
975 | if (s.n_slaves > 1) { | |
fa066f01 | 976 | s.bond = &bond_settings; |
df53d41c | 977 | port_configure_bond(port, &bond_settings); |
fa066f01 BP |
978 | } else { |
979 | s.bond = NULL; | |
1670c579 EJ |
980 | LIST_FOR_EACH (iface, port_elem, &port->ifaces) { |
981 | netdev_set_miimon_interval(iface->netdev, 0); | |
982 | } | |
fa066f01 | 983 | } |
093e47f4 | 984 | |
fa066f01 BP |
985 | /* Register. */ |
986 | ofproto_bundle_register(port->bridge->ofproto, port, &s); | |
76343538 | 987 | |
fa066f01 | 988 | /* Clean up. */ |
4e51de4c | 989 | free(s.slaves); |
fa066f01 BP |
990 | free(s.trunks); |
991 | free(s.lacp_slaves); | |
992 | } | |
76343538 | 993 | |
6f90b8f4 BP |
994 | /* Pick local port hardware address and datapath ID for 'br'. */ |
995 | static void | |
996 | bridge_configure_datapath_id(struct bridge *br) | |
997 | { | |
998 | uint8_t ea[ETH_ADDR_LEN]; | |
999 | uint64_t dpid; | |
1000 | struct iface *local_iface; | |
1001 | struct iface *hw_addr_iface; | |
1002 | char *dpid_string; | |
76343538 | 1003 | |
6f90b8f4 | 1004 | bridge_pick_local_hw_addr(br, ea, &hw_addr_iface); |
892815f5 | 1005 | local_iface = iface_from_ofp_port(br, OFPP_LOCAL); |
6f90b8f4 BP |
1006 | if (local_iface) { |
1007 | int error = netdev_set_etheraddr(local_iface->netdev, ea); | |
1008 | if (error) { | |
1009 | static struct vlog_rate_limit rl = VLOG_RATE_LIMIT_INIT(1, 5); | |
1010 | VLOG_ERR_RL(&rl, "bridge %s: failed to set bridge " | |
1011 | "Ethernet address: %s", | |
10a89ef0 | 1012 | br->name, ovs_strerror(error)); |
6f90b8f4 BP |
1013 | } |
1014 | } | |
1015 | memcpy(br->ea, ea, ETH_ADDR_LEN); | |
76343538 | 1016 | |
6f90b8f4 | 1017 | dpid = bridge_pick_datapath_id(br, ea, hw_addr_iface); |
e825ace2 BP |
1018 | if (dpid != ofproto_get_datapath_id(br->ofproto)) { |
1019 | VLOG_INFO("bridge %s: using datapath ID %016"PRIx64, br->name, dpid); | |
1020 | ofproto_set_datapath_id(br->ofproto, dpid); | |
1021 | } | |
76343538 | 1022 | |
6f90b8f4 BP |
1023 | dpid_string = xasprintf("%016"PRIx64, dpid); |
1024 | ovsrec_bridge_set_datapath_id(br->cfg, dpid_string); | |
1025 | free(dpid_string); | |
1026 | } | |
064af421 | 1027 | |
7beaa082 SH |
1028 | /* Returns a bitmap of "enum ofputil_protocol"s that are allowed for use with |
1029 | * 'br'. */ | |
1030 | static uint32_t | |
1031 | bridge_get_allowed_versions(struct bridge *br) | |
1032 | { | |
1033 | if (!br->cfg->n_protocols) | |
1034 | return 0; | |
1035 | ||
aa233d57 BP |
1036 | return ofputil_versions_from_strings(br->cfg->protocols, |
1037 | br->cfg->n_protocols); | |
7beaa082 SH |
1038 | } |
1039 | ||
6f90b8f4 BP |
1040 | /* Set NetFlow configuration on 'br'. */ |
1041 | static void | |
1042 | bridge_configure_netflow(struct bridge *br) | |
1043 | { | |
1044 | struct ovsrec_netflow *cfg = br->cfg->netflow; | |
1045 | struct netflow_options opts; | |
72b06300 | 1046 | |
6f90b8f4 BP |
1047 | if (!cfg) { |
1048 | ofproto_set_netflow(br->ofproto, NULL); | |
1049 | return; | |
1050 | } | |
a4af0040 | 1051 | |
6f90b8f4 | 1052 | memset(&opts, 0, sizeof opts); |
72b06300 | 1053 | |
6f90b8f4 BP |
1054 | /* Get default NetFlow configuration from datapath. |
1055 | * Apply overrides from 'cfg'. */ | |
1056 | ofproto_get_netflow_ids(br->ofproto, &opts.engine_type, &opts.engine_id); | |
1057 | if (cfg->engine_type) { | |
1058 | opts.engine_type = *cfg->engine_type; | |
1059 | } | |
1060 | if (cfg->engine_id) { | |
1061 | opts.engine_id = *cfg->engine_id; | |
1062 | } | |
72b06300 | 1063 | |
6f90b8f4 BP |
1064 | /* Configure active timeout interval. */ |
1065 | opts.active_timeout = cfg->active_timeout; | |
1066 | if (!opts.active_timeout) { | |
1067 | opts.active_timeout = -1; | |
1068 | } else if (opts.active_timeout < 0) { | |
1069 | VLOG_WARN("bridge %s: active timeout interval set to negative " | |
1070 | "value, using default instead (%d seconds)", br->name, | |
1071 | NF_ACTIVE_TIMEOUT_DEFAULT); | |
1072 | opts.active_timeout = -1; | |
1073 | } | |
72b06300 | 1074 | |
6f90b8f4 BP |
1075 | /* Add engine ID to interface number to disambiguate bridgs? */ |
1076 | opts.add_id_to_iface = cfg->add_id_to_interface; | |
1077 | if (opts.add_id_to_iface) { | |
1078 | if (opts.engine_id > 0x7f) { | |
1079 | VLOG_WARN("bridge %s: NetFlow port mangling may conflict with " | |
1080 | "another vswitch, choose an engine id less than 128", | |
1081 | br->name); | |
1082 | } | |
1083 | if (hmap_count(&br->ports) > 508) { | |
1084 | VLOG_WARN("bridge %s: NetFlow port mangling will conflict with " | |
1085 | "another port when more than 508 ports are used", | |
1086 | br->name); | |
1087 | } | |
1088 | } | |
72b06300 | 1089 | |
6f90b8f4 BP |
1090 | /* Collectors. */ |
1091 | sset_init(&opts.collectors); | |
1092 | sset_add_array(&opts.collectors, cfg->targets, cfg->n_targets); | |
a4af0040 | 1093 | |
6f90b8f4 BP |
1094 | /* Configure. */ |
1095 | if (ofproto_set_netflow(br->ofproto, &opts)) { | |
1096 | VLOG_ERR("bridge %s: problem setting netflow collectors", br->name); | |
1097 | } | |
1098 | sset_destroy(&opts.collectors); | |
1099 | } | |
72b06300 | 1100 | |
6f90b8f4 BP |
1101 | /* Set sFlow configuration on 'br'. */ |
1102 | static void | |
1103 | bridge_configure_sflow(struct bridge *br, int *sflow_bridge_number) | |
1104 | { | |
1105 | const struct ovsrec_sflow *cfg = br->cfg->sflow; | |
1106 | struct ovsrec_controller **controllers; | |
1107 | struct ofproto_sflow_options oso; | |
1108 | size_t n_controllers; | |
1109 | size_t i; | |
72b06300 | 1110 | |
6f90b8f4 BP |
1111 | if (!cfg) { |
1112 | ofproto_set_sflow(br->ofproto, NULL); | |
1113 | return; | |
064af421 | 1114 | } |
8052fb14 | 1115 | |
6f90b8f4 | 1116 | memset(&oso, 0, sizeof oso); |
52df17e7 | 1117 | |
6f90b8f4 BP |
1118 | sset_init(&oso.targets); |
1119 | sset_add_array(&oso.targets, cfg->targets, cfg->n_targets); | |
c1c9c9c4 | 1120 | |
6f90b8f4 BP |
1121 | oso.sampling_rate = SFL_DEFAULT_SAMPLING_RATE; |
1122 | if (cfg->sampling) { | |
1123 | oso.sampling_rate = *cfg->sampling; | |
064af421 | 1124 | } |
6f90b8f4 BP |
1125 | |
1126 | oso.polling_interval = SFL_DEFAULT_POLLING_INTERVAL; | |
1127 | if (cfg->polling) { | |
1128 | oso.polling_interval = *cfg->polling; | |
064af421 | 1129 | } |
093e47f4 | 1130 | |
6f90b8f4 BP |
1131 | oso.header_len = SFL_DEFAULT_HEADER_SIZE; |
1132 | if (cfg->header) { | |
1133 | oso.header_len = *cfg->header; | |
1134 | } | |
392730c4 | 1135 | |
6f90b8f4 BP |
1136 | oso.sub_id = (*sflow_bridge_number)++; |
1137 | oso.agent_device = cfg->agent; | |
392730c4 | 1138 | |
6f90b8f4 BP |
1139 | oso.control_ip = NULL; |
1140 | n_controllers = bridge_get_controllers(br, &controllers); | |
1141 | for (i = 0; i < n_controllers; i++) { | |
1142 | if (controllers[i]->local_ip) { | |
1143 | oso.control_ip = controllers[i]->local_ip; | |
1144 | break; | |
b31bcf60 EJ |
1145 | } |
1146 | } | |
6f90b8f4 | 1147 | ofproto_set_sflow(br->ofproto, &oso); |
b31bcf60 | 1148 | |
6f90b8f4 BP |
1149 | sset_destroy(&oso.targets); |
1150 | } | |
a7ff9bd7 | 1151 | |
88afd5fc RL |
1152 | /* Returns whether a IPFIX row is valid. */ |
1153 | static bool | |
1154 | ovsrec_ipfix_is_valid(const struct ovsrec_ipfix *ipfix) | |
1155 | { | |
1156 | return ipfix && ipfix->n_targets > 0; | |
1157 | } | |
1158 | ||
3388e51a RL |
1159 | /* Returns whether a Flow_Sample_Collector_Set row is valid. */ |
1160 | static bool | |
1161 | ovsrec_fscs_is_valid(const struct ovsrec_flow_sample_collector_set *fscs, | |
1162 | const struct bridge *br) | |
1163 | { | |
88afd5fc | 1164 | return ovsrec_ipfix_is_valid(fscs->ipfix) && fscs->bridge == br->cfg; |
3388e51a RL |
1165 | } |
1166 | ||
29089a54 RL |
1167 | /* Set IPFIX configuration on 'br'. */ |
1168 | static void | |
1169 | bridge_configure_ipfix(struct bridge *br) | |
1170 | { | |
1171 | const struct ovsrec_ipfix *be_cfg = br->cfg->ipfix; | |
88afd5fc | 1172 | bool valid_be_cfg = ovsrec_ipfix_is_valid(be_cfg); |
29089a54 RL |
1173 | const struct ovsrec_flow_sample_collector_set *fe_cfg; |
1174 | struct ofproto_ipfix_bridge_exporter_options be_opts; | |
1175 | struct ofproto_ipfix_flow_exporter_options *fe_opts = NULL; | |
1176 | size_t n_fe_opts = 0; | |
1177 | ||
1178 | OVSREC_FLOW_SAMPLE_COLLECTOR_SET_FOR_EACH(fe_cfg, idl) { | |
3388e51a | 1179 | if (ovsrec_fscs_is_valid(fe_cfg, br)) { |
29089a54 RL |
1180 | n_fe_opts++; |
1181 | } | |
1182 | } | |
1183 | ||
88afd5fc | 1184 | if (!valid_be_cfg && n_fe_opts == 0) { |
29089a54 RL |
1185 | ofproto_set_ipfix(br->ofproto, NULL, NULL, 0); |
1186 | return; | |
1187 | } | |
1188 | ||
88afd5fc | 1189 | if (valid_be_cfg) { |
29089a54 RL |
1190 | memset(&be_opts, 0, sizeof be_opts); |
1191 | ||
1192 | sset_init(&be_opts.targets); | |
1193 | sset_add_array(&be_opts.targets, be_cfg->targets, be_cfg->n_targets); | |
1194 | ||
1195 | if (be_cfg->sampling) { | |
1196 | be_opts.sampling_rate = *be_cfg->sampling; | |
1197 | } else { | |
1198 | be_opts.sampling_rate = SFL_DEFAULT_SAMPLING_RATE; | |
1199 | } | |
1200 | if (be_cfg->obs_domain_id) { | |
1201 | be_opts.obs_domain_id = *be_cfg->obs_domain_id; | |
1202 | } | |
1203 | if (be_cfg->obs_point_id) { | |
1204 | be_opts.obs_point_id = *be_cfg->obs_point_id; | |
1205 | } | |
978427a5 RL |
1206 | if (be_cfg->cache_active_timeout) { |
1207 | be_opts.cache_active_timeout = *be_cfg->cache_active_timeout; | |
1208 | } | |
1209 | if (be_cfg->cache_max_flows) { | |
1210 | be_opts.cache_max_flows = *be_cfg->cache_max_flows; | |
1211 | } | |
8b7ea2d4 WZ |
1212 | |
1213 | be_opts.enable_tunnel_sampling = smap_get_bool(&be_cfg->other_config, | |
1214 | "enable-tunnel-sampling", true); | |
1215 | ||
1216 | be_opts.enable_input_sampling = !smap_get_bool(&be_cfg->other_config, | |
1217 | "enable-input-sampling", false); | |
1218 | ||
1219 | be_opts.enable_output_sampling = !smap_get_bool(&be_cfg->other_config, | |
1220 | "enable-output-sampling", false); | |
29089a54 RL |
1221 | } |
1222 | ||
1223 | if (n_fe_opts > 0) { | |
1224 | struct ofproto_ipfix_flow_exporter_options *opts; | |
1225 | fe_opts = xcalloc(n_fe_opts, sizeof *fe_opts); | |
1226 | opts = fe_opts; | |
1227 | OVSREC_FLOW_SAMPLE_COLLECTOR_SET_FOR_EACH(fe_cfg, idl) { | |
3388e51a | 1228 | if (ovsrec_fscs_is_valid(fe_cfg, br)) { |
29089a54 RL |
1229 | opts->collector_set_id = fe_cfg->id; |
1230 | sset_init(&opts->targets); | |
1231 | sset_add_array(&opts->targets, fe_cfg->ipfix->targets, | |
1232 | fe_cfg->ipfix->n_targets); | |
978427a5 RL |
1233 | opts->cache_active_timeout = fe_cfg->ipfix->cache_active_timeout |
1234 | ? *fe_cfg->ipfix->cache_active_timeout : 0; | |
1235 | opts->cache_max_flows = fe_cfg->ipfix->cache_max_flows | |
1236 | ? *fe_cfg->ipfix->cache_max_flows : 0; | |
29089a54 RL |
1237 | opts++; |
1238 | } | |
1239 | } | |
1240 | } | |
1241 | ||
88afd5fc | 1242 | ofproto_set_ipfix(br->ofproto, valid_be_cfg ? &be_opts : NULL, fe_opts, |
29089a54 RL |
1243 | n_fe_opts); |
1244 | ||
88afd5fc | 1245 | if (valid_be_cfg) { |
29089a54 RL |
1246 | sset_destroy(&be_opts.targets); |
1247 | } | |
1248 | ||
1249 | if (n_fe_opts > 0) { | |
1250 | struct ofproto_ipfix_flow_exporter_options *opts = fe_opts; | |
1251 | size_t i; | |
1252 | for (i = 0; i < n_fe_opts; i++) { | |
1253 | sset_destroy(&opts->targets); | |
1254 | opts++; | |
1255 | } | |
1256 | free(fe_opts); | |
1257 | } | |
1258 | } | |
1259 | ||
21f7563c JP |
1260 | static void |
1261 | port_configure_stp(const struct ofproto *ofproto, struct port *port, | |
1262 | struct ofproto_port_stp_settings *port_s, | |
1263 | int *port_num_counter, unsigned long *port_num_bitmap) | |
1264 | { | |
1265 | const char *config_str; | |
1266 | struct iface *iface; | |
1267 | ||
079b5942 | 1268 | if (!smap_get_bool(&port->cfg->other_config, "stp-enable", true)) { |
21f7563c JP |
1269 | port_s->enable = false; |
1270 | return; | |
1271 | } else { | |
1272 | port_s->enable = true; | |
1273 | } | |
1274 | ||
1275 | /* STP over bonds is not supported. */ | |
1276 | if (!list_is_singleton(&port->ifaces)) { | |
1277 | VLOG_ERR("port %s: cannot enable STP on bonds, disabling", | |
1278 | port->name); | |
1279 | port_s->enable = false; | |
1280 | return; | |
1281 | } | |
1282 | ||
1283 | iface = CONTAINER_OF(list_front(&port->ifaces), struct iface, port_elem); | |
1284 | ||
1285 | /* Internal ports shouldn't participate in spanning tree, so | |
1286 | * skip them. */ | |
1287 | if (!strcmp(iface->type, "internal")) { | |
1288 | VLOG_DBG("port %s: disable STP on internal ports", port->name); | |
1289 | port_s->enable = false; | |
1290 | return; | |
1291 | } | |
1292 | ||
1293 | /* STP on mirror output ports is not supported. */ | |
1294 | if (ofproto_is_mirror_output_bundle(ofproto, port)) { | |
1295 | VLOG_DBG("port %s: disable STP on mirror ports", port->name); | |
1296 | port_s->enable = false; | |
1297 | return; | |
1298 | } | |
1299 | ||
a699f614 | 1300 | config_str = smap_get(&port->cfg->other_config, "stp-port-num"); |
21f7563c JP |
1301 | if (config_str) { |
1302 | unsigned long int port_num = strtoul(config_str, NULL, 0); | |
1303 | int port_idx = port_num - 1; | |
1304 | ||
1305 | if (port_num < 1 || port_num > STP_MAX_PORTS) { | |
1306 | VLOG_ERR("port %s: invalid stp-port-num", port->name); | |
1307 | port_s->enable = false; | |
1308 | return; | |
1309 | } | |
1310 | ||
1311 | if (bitmap_is_set(port_num_bitmap, port_idx)) { | |
1312 | VLOG_ERR("port %s: duplicate stp-port-num %lu, disabling", | |
1313 | port->name, port_num); | |
1314 | port_s->enable = false; | |
1315 | return; | |
1316 | } | |
1317 | bitmap_set1(port_num_bitmap, port_idx); | |
1318 | port_s->port_num = port_idx; | |
1319 | } else { | |
6019f124 | 1320 | if (*port_num_counter >= STP_MAX_PORTS) { |
21f7563c JP |
1321 | VLOG_ERR("port %s: too many STP ports, disabling", port->name); |
1322 | port_s->enable = false; | |
1323 | return; | |
1324 | } | |
1325 | ||
1326 | port_s->port_num = (*port_num_counter)++; | |
1327 | } | |
1328 | ||
a699f614 | 1329 | config_str = smap_get(&port->cfg->other_config, "stp-path-cost"); |
21f7563c JP |
1330 | if (config_str) { |
1331 | port_s->path_cost = strtoul(config_str, NULL, 10); | |
1332 | } else { | |
6c038611 | 1333 | enum netdev_features current; |
d02a5f8e | 1334 | unsigned int mbps; |
21f7563c | 1335 | |
d02a5f8e BP |
1336 | netdev_get_features(iface->netdev, ¤t, NULL, NULL, NULL); |
1337 | mbps = netdev_features_to_bps(current, 100 * 1000 * 1000) / 1000000; | |
1338 | port_s->path_cost = stp_convert_speed_to_cost(mbps); | |
21f7563c JP |
1339 | } |
1340 | ||
a699f614 | 1341 | config_str = smap_get(&port->cfg->other_config, "stp-port-priority"); |
21f7563c JP |
1342 | if (config_str) { |
1343 | port_s->priority = strtoul(config_str, NULL, 0); | |
1344 | } else { | |
1345 | port_s->priority = STP_DEFAULT_PORT_PRIORITY; | |
1346 | } | |
1347 | } | |
1348 | ||
9efd308e DV |
1349 | static void |
1350 | port_configure_rstp(const struct ofproto *ofproto, struct port *port, | |
1351 | struct ofproto_port_rstp_settings *port_s, int *port_num_counter) | |
1352 | { | |
1353 | const char *config_str; | |
1354 | struct iface *iface; | |
1355 | ||
1356 | if (!smap_get_bool(&port->cfg->other_config, "rstp-enable", true)) { | |
1357 | port_s->enable = false; | |
1358 | return; | |
1359 | } else { | |
1360 | port_s->enable = true; | |
1361 | } | |
1362 | ||
1363 | /* RSTP over bonds is not supported. */ | |
1364 | if (!list_is_singleton(&port->ifaces)) { | |
1365 | VLOG_ERR("port %s: cannot enable RSTP on bonds, disabling", | |
1366 | port->name); | |
1367 | port_s->enable = false; | |
1368 | return; | |
1369 | } | |
1370 | ||
1371 | iface = CONTAINER_OF(list_front(&port->ifaces), struct iface, port_elem); | |
1372 | ||
1373 | /* Internal ports shouldn't participate in spanning tree, so | |
1374 | * skip them. */ | |
1375 | if (!strcmp(iface->type, "internal")) { | |
1376 | VLOG_DBG("port %s: disable RSTP on internal ports", port->name); | |
1377 | port_s->enable = false; | |
1378 | return; | |
1379 | } | |
1380 | ||
1381 | /* RSTP on mirror output ports is not supported. */ | |
1382 | if (ofproto_is_mirror_output_bundle(ofproto, port)) { | |
1383 | VLOG_DBG("port %s: disable RSTP on mirror ports", port->name); | |
1384 | port_s->enable = false; | |
1385 | return; | |
1386 | } | |
1387 | ||
1388 | config_str = smap_get(&port->cfg->other_config, "rstp-port-num"); | |
1389 | if (config_str) { | |
1390 | unsigned long int port_num = strtoul(config_str, NULL, 0); | |
1391 | if (port_num < 1 || port_num > RSTP_MAX_PORTS) { | |
1392 | VLOG_ERR("port %s: invalid rstp-port-num", port->name); | |
1393 | port_s->enable = false; | |
1394 | return; | |
1395 | } | |
1396 | port_s->port_num = port_num; | |
4b30ba05 | 1397 | } else { |
9efd308e DV |
1398 | if (*port_num_counter >= RSTP_MAX_PORTS) { |
1399 | VLOG_ERR("port %s: too many RSTP ports, disabling", port->name); | |
1400 | port_s->enable = false; | |
1401 | return; | |
1402 | } | |
4b30ba05 JR |
1403 | /* If rstp-port-num is not specified, use 0. |
1404 | * rstp_port_set_port_number() will look for the first free one. */ | |
9efd308e DV |
1405 | port_s->port_num = 0; |
1406 | } | |
1407 | ||
1408 | config_str = smap_get(&port->cfg->other_config, "rstp-path-cost"); | |
1409 | if (config_str) { | |
1410 | port_s->path_cost = strtoul(config_str, NULL, 10); | |
1411 | } else { | |
1412 | enum netdev_features current; | |
1413 | unsigned int mbps; | |
1414 | ||
1415 | netdev_get_features(iface->netdev, ¤t, NULL, NULL, NULL); | |
1416 | mbps = netdev_features_to_bps(current, 100 * 1000 * 1000) / 1000000; | |
1417 | port_s->path_cost = rstp_convert_speed_to_cost(mbps); | |
1418 | } | |
1419 | ||
1420 | config_str = smap_get(&port->cfg->other_config, "rstp-port-priority"); | |
1421 | if (config_str) { | |
1422 | port_s->priority = strtoul(config_str, NULL, 0); | |
1423 | } else { | |
1424 | port_s->priority = RSTP_DEFAULT_PORT_PRIORITY; | |
1425 | } | |
1426 | ||
67e8c1ac JR |
1427 | config_str = smap_get(&port->cfg->other_config, "rstp-admin-p2p-mac"); |
1428 | if (config_str) { | |
1429 | port_s->admin_p2p_mac_state = strtoul(config_str, NULL, 0); | |
1430 | } else { | |
1431 | port_s->admin_p2p_mac_state = RSTP_ADMIN_P2P_MAC_FORCE_TRUE; | |
1432 | } | |
1433 | ||
1434 | port_s->admin_port_state = smap_get_bool(&port->cfg->other_config, | |
1435 | "rstp-admin-port-state", true); | |
1436 | ||
9efd308e DV |
1437 | port_s->admin_edge_port = smap_get_bool(&port->cfg->other_config, |
1438 | "rstp-port-admin-edge", false); | |
1439 | port_s->auto_edge = smap_get_bool(&port->cfg->other_config, | |
1440 | "rstp-port-auto-edge", true); | |
1441 | port_s->mcheck = smap_get_bool(&port->cfg->other_config, | |
1442 | "rstp-port-mcheck", false); | |
1443 | } | |
1444 | ||
21f7563c JP |
1445 | /* Set spanning tree configuration on 'br'. */ |
1446 | static void | |
1447 | bridge_configure_stp(struct bridge *br) | |
1448 | { | |
9efd308e | 1449 | struct ofproto_rstp_status rstp_status; |
4b30ba05 | 1450 | |
9efd308e | 1451 | ofproto_get_rstp_status(br->ofproto, &rstp_status); |
21f7563c JP |
1452 | if (!br->cfg->stp_enable) { |
1453 | ofproto_set_stp(br->ofproto, NULL); | |
9efd308e DV |
1454 | } else if (rstp_status.enabled) { |
1455 | /* Do not activate STP if RSTP is enabled. */ | |
1456 | VLOG_ERR("STP cannot be enabled if RSTP is running."); | |
1457 | ofproto_set_stp(br->ofproto, NULL); | |
1458 | ovsrec_bridge_set_stp_enable(br->cfg, false); | |
21f7563c JP |
1459 | } else { |
1460 | struct ofproto_stp_settings br_s; | |
1461 | const char *config_str; | |
1462 | struct port *port; | |
1463 | int port_num_counter; | |
1464 | unsigned long *port_num_bitmap; | |
1465 | ||
a699f614 | 1466 | config_str = smap_get(&br->cfg->other_config, "stp-system-id"); |
21f7563c JP |
1467 | if (config_str) { |
1468 | uint8_t ea[ETH_ADDR_LEN]; | |
1469 | ||
1470 | if (eth_addr_from_string(config_str, ea)) { | |
1471 | br_s.system_id = eth_addr_to_uint64(ea); | |
1472 | } else { | |
1473 | br_s.system_id = eth_addr_to_uint64(br->ea); | |
1474 | VLOG_ERR("bridge %s: invalid stp-system-id, defaulting " | |
1475 | "to "ETH_ADDR_FMT, br->name, ETH_ADDR_ARGS(br->ea)); | |
1476 | } | |
1477 | } else { | |
1478 | br_s.system_id = eth_addr_to_uint64(br->ea); | |
1479 | } | |
1480 | ||
a699f614 | 1481 | config_str = smap_get(&br->cfg->other_config, "stp-priority"); |
21f7563c JP |
1482 | if (config_str) { |
1483 | br_s.priority = strtoul(config_str, NULL, 0); | |
1484 | } else { | |
1485 | br_s.priority = STP_DEFAULT_BRIDGE_PRIORITY; | |
1486 | } | |
1487 | ||
a699f614 | 1488 | config_str = smap_get(&br->cfg->other_config, "stp-hello-time"); |
21f7563c JP |
1489 | if (config_str) { |
1490 | br_s.hello_time = strtoul(config_str, NULL, 10) * 1000; | |
1491 | } else { | |
1492 | br_s.hello_time = STP_DEFAULT_HELLO_TIME; | |
1493 | } | |
1494 | ||
a699f614 | 1495 | config_str = smap_get(&br->cfg->other_config, "stp-max-age"); |
21f7563c JP |
1496 | if (config_str) { |
1497 | br_s.max_age = strtoul(config_str, NULL, 10) * 1000; | |
1498 | } else { | |
1499 | br_s.max_age = STP_DEFAULT_MAX_AGE; | |
1500 | } | |
1501 | ||
a699f614 | 1502 | config_str = smap_get(&br->cfg->other_config, "stp-forward-delay"); |
21f7563c JP |
1503 | if (config_str) { |
1504 | br_s.fwd_delay = strtoul(config_str, NULL, 10) * 1000; | |
1505 | } else { | |
1506 | br_s.fwd_delay = STP_DEFAULT_FWD_DELAY; | |
1507 | } | |
1508 | ||
1509 | /* Configure STP on the bridge. */ | |
1510 | if (ofproto_set_stp(br->ofproto, &br_s)) { | |
1511 | VLOG_ERR("bridge %s: could not enable STP", br->name); | |
1512 | return; | |
1513 | } | |
1514 | ||
1515 | /* Users must either set the port number with the "stp-port-num" | |
1516 | * configuration on all ports or none. If manual configuration | |
1517 | * is not done, then we allocate them sequentially. */ | |
1518 | port_num_counter = 0; | |
1519 | port_num_bitmap = bitmap_allocate(STP_MAX_PORTS); | |
1520 | HMAP_FOR_EACH (port, hmap_node, &br->ports) { | |
1521 | struct ofproto_port_stp_settings port_s; | |
1522 | struct iface *iface; | |
1523 | ||
1524 | port_configure_stp(br->ofproto, port, &port_s, | |
1525 | &port_num_counter, port_num_bitmap); | |
1526 | ||
1527 | /* As bonds are not supported, just apply configuration to | |
1528 | * all interfaces. */ | |
1529 | LIST_FOR_EACH (iface, port_elem, &port->ifaces) { | |
1530 | if (ofproto_port_set_stp(br->ofproto, iface->ofp_port, | |
1531 | &port_s)) { | |
1532 | VLOG_ERR("port %s: could not enable STP", port->name); | |
1533 | continue; | |
1534 | } | |
1535 | } | |
1536 | } | |
1537 | ||
b71273f6 | 1538 | if (bitmap_scan(port_num_bitmap, 1, 0, STP_MAX_PORTS) != STP_MAX_PORTS |
21f7563c JP |
1539 | && port_num_counter) { |
1540 | VLOG_ERR("bridge %s: must manually configure all STP port " | |
1541 | "IDs or none, disabling", br->name); | |
1542 | ofproto_set_stp(br->ofproto, NULL); | |
1543 | } | |
1544 | bitmap_free(port_num_bitmap); | |
1545 | } | |
1546 | } | |
1547 | ||
9efd308e DV |
1548 | static void |
1549 | bridge_configure_rstp(struct bridge *br) | |
1550 | { | |
1551 | struct ofproto_stp_status stp_status; | |
4b30ba05 | 1552 | |
9efd308e DV |
1553 | ofproto_get_stp_status(br->ofproto, &stp_status); |
1554 | if (!br->cfg->rstp_enable) { | |
1555 | ofproto_set_rstp(br->ofproto, NULL); | |
1556 | } else if (stp_status.enabled) { | |
1557 | /* Do not activate RSTP if STP is enabled. */ | |
1558 | VLOG_ERR("RSTP cannot be enabled if STP is running."); | |
1559 | ofproto_set_rstp(br->ofproto, NULL); | |
1560 | ovsrec_bridge_set_rstp_enable(br->cfg, false); | |
1561 | } else { | |
1562 | struct ofproto_rstp_settings br_s; | |
1563 | const char *config_str; | |
1564 | struct port *port; | |
1565 | int port_num_counter; | |
1566 | ||
1567 | config_str = smap_get(&br->cfg->other_config, "rstp-address"); | |
1568 | if (config_str) { | |
1569 | uint8_t ea[ETH_ADDR_LEN]; | |
1570 | ||
1571 | if (eth_addr_from_string(config_str, ea)) { | |
1572 | br_s.address = eth_addr_to_uint64(ea); | |
1573 | } | |
1574 | else { | |
1575 | br_s.address = eth_addr_to_uint64(br->ea); | |
1576 | VLOG_ERR("bridge %s: invalid rstp-address, defaulting " | |
1577 | "to "ETH_ADDR_FMT, br->name, ETH_ADDR_ARGS(br->ea)); | |
1578 | } | |
1579 | } | |
1580 | else { | |
1581 | br_s.address = eth_addr_to_uint64(br->ea); | |
1582 | } | |
1583 | ||
1584 | config_str = smap_get(&br->cfg->other_config, "rstp-priority"); | |
1585 | if (config_str) { | |
1586 | br_s.priority = strtoul(config_str, NULL, 0); | |
1587 | } else { | |
1588 | br_s.priority = RSTP_DEFAULT_PRIORITY; | |
1589 | } | |
1590 | ||
1591 | config_str = smap_get(&br->cfg->other_config, "rstp-ageing-time"); | |
1592 | if (config_str) { | |
1593 | br_s.ageing_time = strtoul(config_str, NULL, 0); | |
1594 | } else { | |
1595 | br_s.ageing_time = RSTP_DEFAULT_AGEING_TIME; | |
1596 | } | |
1597 | ||
1598 | config_str = smap_get(&br->cfg->other_config, | |
1599 | "rstp-force-protocol-version"); | |
1600 | if (config_str) { | |
1601 | br_s.force_protocol_version = strtoul(config_str, NULL, 0); | |
1602 | } else { | |
1603 | br_s.force_protocol_version = FPV_DEFAULT; | |
1604 | } | |
1605 | ||
1606 | config_str = smap_get(&br->cfg->other_config, "rstp-max-age"); | |
1607 | if (config_str) { | |
1608 | br_s.bridge_max_age = strtoul(config_str, NULL, 10); | |
1609 | } else { | |
1610 | br_s.bridge_max_age = RSTP_DEFAULT_BRIDGE_MAX_AGE; | |
1611 | } | |
1612 | ||
1613 | config_str = smap_get(&br->cfg->other_config, "rstp-forward-delay"); | |
1614 | if (config_str) { | |
1615 | br_s.bridge_forward_delay = strtoul(config_str, NULL, 10); | |
1616 | } else { | |
1617 | br_s.bridge_forward_delay = RSTP_DEFAULT_BRIDGE_FORWARD_DELAY; | |
1618 | } | |
1619 | ||
1620 | config_str = smap_get(&br->cfg->other_config, | |
1621 | "rstp-transmit-hold-count"); | |
1622 | if (config_str) { | |
1623 | br_s.transmit_hold_count = strtoul(config_str, NULL, 10); | |
1624 | } else { | |
1625 | br_s.transmit_hold_count = RSTP_DEFAULT_TRANSMIT_HOLD_COUNT; | |
1626 | } | |
1627 | ||
1628 | /* Configure RSTP on the bridge. */ | |
1629 | if (ofproto_set_rstp(br->ofproto, &br_s)) { | |
1630 | VLOG_ERR("bridge %s: could not enable RSTP", br->name); | |
1631 | return; | |
1632 | } | |
1633 | ||
1634 | port_num_counter = 0; | |
1635 | HMAP_FOR_EACH (port, hmap_node, &br->ports) { | |
1636 | struct ofproto_port_rstp_settings port_s; | |
1637 | struct iface *iface; | |
1638 | ||
1639 | port_configure_rstp(br->ofproto, port, &port_s, | |
1640 | &port_num_counter); | |
1641 | ||
1642 | /* As bonds are not supported, just apply configuration to | |
1643 | * all interfaces. */ | |
1644 | LIST_FOR_EACH (iface, port_elem, &port->ifaces) { | |
1645 | if (ofproto_port_set_rstp(br->ofproto, iface->ofp_port, | |
1646 | &port_s)) { | |
1647 | VLOG_ERR("port %s: could not enable RSTP", port->name); | |
1648 | continue; | |
1649 | } | |
1650 | } | |
1651 | } | |
1652 | } | |
1653 | } | |
1654 | ||
e8192d80 BP |
1655 | static bool |
1656 | bridge_has_bond_fake_iface(const struct bridge *br, const char *name) | |
1657 | { | |
1658 | const struct port *port = port_lookup(br, name); | |
1659 | return port && port_is_bond_fake_iface(port); | |
093e47f4 BP |
1660 | } |
1661 | ||
e8192d80 BP |
1662 | static bool |
1663 | port_is_bond_fake_iface(const struct port *port) | |
093e47f4 | 1664 | { |
e8192d80 BP |
1665 | return port->cfg->bond_fake_iface && !list_is_short(&port->ifaces); |
1666 | } | |
093e47f4 | 1667 | |
66da9bef BP |
1668 | static void |
1669 | add_del_bridges(const struct ovsrec_open_vswitch *cfg) | |
1670 | { | |
1671 | struct bridge *br, *next; | |
1672 | struct shash new_br; | |
1673 | size_t i; | |
1674 | ||
1675 | /* Collect new bridges' names and types. */ | |
1676 | shash_init(&new_br); | |
1677 | for (i = 0; i < cfg->n_bridges; i++) { | |
5af5b532 | 1678 | static struct vlog_rate_limit rl = VLOG_RATE_LIMIT_INIT(1, 5); |
66da9bef | 1679 | const struct ovsrec_bridge *br_cfg = cfg->bridges[i]; |
5af5b532 BP |
1680 | |
1681 | if (strchr(br_cfg->name, '/')) { | |
1682 | /* Prevent remote ovsdb-server users from accessing arbitrary | |
1683 | * directories, e.g. consider a bridge named "../../../etc/". */ | |
1684 | VLOG_WARN_RL(&rl, "ignoring bridge with invalid name \"%s\"", | |
1685 | br_cfg->name); | |
1686 | } else if (!shash_add_once(&new_br, br_cfg->name, br_cfg)) { | |
1687 | VLOG_WARN_RL(&rl, "bridge %s specified twice", br_cfg->name); | |
66da9bef BP |
1688 | } |
1689 | } | |
1690 | ||
1691 | /* Get rid of deleted bridges or those whose types have changed. | |
1692 | * Update 'cfg' of bridges that still exist. */ | |
1693 | HMAP_FOR_EACH_SAFE (br, next, node, &all_bridges) { | |
1694 | br->cfg = shash_find_data(&new_br, br->name); | |
f79e673f BP |
1695 | if (!br->cfg || strcmp(br->type, ofproto_normalize_type( |
1696 | br->cfg->datapath_type))) { | |
66da9bef BP |
1697 | bridge_destroy(br); |
1698 | } | |
1699 | } | |
1700 | ||
1701 | /* Add new bridges. */ | |
1702 | for (i = 0; i < cfg->n_bridges; i++) { | |
1703 | const struct ovsrec_bridge *br_cfg = cfg->bridges[i]; | |
1704 | struct bridge *br = bridge_lookup(br_cfg->name); | |
1705 | if (!br) { | |
1706 | bridge_create(br_cfg); | |
1707 | } | |
1708 | } | |
1709 | ||
1710 | shash_destroy(&new_br); | |
1711 | } | |
1712 | ||
2a485ee8 BP |
1713 | /* Configures 'netdev' based on the "options" column in 'iface_cfg'. |
1714 | * Returns 0 if successful, otherwise a positive errno value. */ | |
1715 | static int | |
1716 | iface_set_netdev_config(const struct ovsrec_interface *iface_cfg, | |
bbe6109d | 1717 | struct netdev *netdev, char **errp) |
2a485ee8 | 1718 | { |
bbe6109d | 1719 | return netdev_set_config(netdev, &iface_cfg->options, errp); |
2a485ee8 BP |
1720 | } |
1721 | ||
fb2ec1e9 YT |
1722 | /* Opens a network device for 'if_cfg' and configures it. Adds the network |
1723 | * device to br->ofproto and stores the OpenFlow port number in '*ofp_portp'. | |
cc086465 BP |
1724 | * |
1725 | * If successful, returns 0 and stores the network device in '*netdevp'. On | |
1726 | * failure, returns a positive errno value and stores NULL in '*netdevp'. */ | |
1727 | static int | |
1728 | iface_do_create(const struct bridge *br, | |
2a73b1d7 BP |
1729 | const struct ovsrec_interface *iface_cfg, |
1730 | const struct ovsrec_port *port_cfg, | |
bbe6109d TG |
1731 | ofp_port_t *ofp_portp, struct netdev **netdevp, |
1732 | char **errp) | |
cc086465 | 1733 | { |
2291eb08 | 1734 | struct netdev *netdev = NULL; |
cc086465 BP |
1735 | int error; |
1736 | ||
94a53842 AW |
1737 | if (netdev_is_reserved_name(iface_cfg->name)) { |
1738 | VLOG_WARN("could not create interface %s, name is reserved", | |
1739 | iface_cfg->name); | |
1740 | error = EINVAL; | |
1741 | goto error; | |
1742 | } | |
1743 | ||
cc086465 BP |
1744 | error = netdev_open(iface_cfg->name, |
1745 | iface_get_type(iface_cfg, br->cfg), &netdev); | |
1746 | if (error) { | |
bbe6109d TG |
1747 | VLOG_WARN_BUF(errp, "could not open network device %s (%s)", |
1748 | iface_cfg->name, ovs_strerror(error)); | |
cc086465 BP |
1749 | goto error; |
1750 | } | |
1751 | ||
bbe6109d | 1752 | error = iface_set_netdev_config(iface_cfg, netdev, errp); |
cc086465 BP |
1753 | if (error) { |
1754 | goto error; | |
1755 | } | |
1756 | ||
2a73b1d7 BP |
1757 | *ofp_portp = iface_pick_ofport(iface_cfg); |
1758 | error = ofproto_port_add(br->ofproto, netdev, ofp_portp); | |
1759 | if (error) { | |
1760 | goto error; | |
cc086465 BP |
1761 | } |
1762 | ||
2a73b1d7 BP |
1763 | VLOG_INFO("bridge %s: added interface %s on port %d", |
1764 | br->name, iface_cfg->name, *ofp_portp); | |
1765 | ||
1839c356 | 1766 | if (port_cfg->vlan_mode && !strcmp(port_cfg->vlan_mode, "splinter")) { |
4b609110 | 1767 | netdev_turn_flags_on(netdev, NETDEV_UP, NULL); |
cc086465 BP |
1768 | } |
1769 | ||
1770 | *netdevp = netdev; | |
1771 | return 0; | |
1772 | ||
1773 | error: | |
1774 | *netdevp = NULL; | |
1775 | netdev_close(netdev); | |
1776 | return error; | |
1777 | } | |
1778 | ||
bae7208e | 1779 | /* Creates a new iface on 'br' based on 'if_cfg'. The new iface has OpenFlow |
c60c33fb | 1780 | * port number 'ofp_port'. If ofp_port is OFPP_NONE, an OpenFlow port is |
bae7208e | 1781 | * automatically allocated for the iface. Takes ownership of and |
01546f5d BP |
1782 | * deallocates 'if_cfg'. |
1783 | * | |
1784 | * Return true if an iface is successfully created, false otherwise. */ | |
1785 | static bool | |
2a73b1d7 BP |
1786 | iface_create(struct bridge *br, const struct ovsrec_interface *iface_cfg, |
1787 | const struct ovsrec_port *port_cfg) | |
66da9bef | 1788 | { |
cc086465 | 1789 | struct netdev *netdev; |
bae7208e | 1790 | struct iface *iface; |
2a73b1d7 | 1791 | ofp_port_t ofp_port; |
bae7208e | 1792 | struct port *port; |
bbe6109d | 1793 | char *errp = NULL; |
bae7208e | 1794 | int error; |
52a90c29 | 1795 | |
a6b7506d | 1796 | /* Do the bits that can fail up front. */ |
cb22974d | 1797 | ovs_assert(!iface_lookup(br, iface_cfg->name)); |
bbe6109d | 1798 | error = iface_do_create(br, iface_cfg, port_cfg, &ofp_port, &netdev, &errp); |
bae7208e | 1799 | if (error) { |
bbe6109d TG |
1800 | iface_clear_db_record(iface_cfg, errp); |
1801 | free(errp); | |
2a73b1d7 | 1802 | return false; |
bae7208e | 1803 | } |
c7e7bb21 | 1804 | |
cc086465 BP |
1805 | /* Get or create the port structure. */ |
1806 | port = port_lookup(br, port_cfg->name); | |
1807 | if (!port) { | |
1808 | port = port_create(br, port_cfg); | |
bae7208e EJ |
1809 | } |
1810 | ||
cc086465 BP |
1811 | /* Create the iface structure. */ |
1812 | iface = xzalloc(sizeof *iface); | |
1813 | list_push_back(&port->ifaces, &iface->port_elem); | |
1814 | hmap_insert(&br->iface_by_name, &iface->name_node, | |
1815 | hash_string(iface_cfg->name, 0)); | |
1816 | iface->port = port; | |
1817 | iface->name = xstrdup(iface_cfg->name); | |
2a73b1d7 | 1818 | iface->ofp_port = ofp_port; |
cc086465 BP |
1819 | iface->netdev = netdev; |
1820 | iface->type = iface_get_type(iface_cfg, br->cfg); | |
1821 | iface->cfg = iface_cfg; | |
2a73b1d7 BP |
1822 | hmap_insert(&br->ifaces, &iface->ofp_port_node, |
1823 | hash_ofp_port(ofp_port)); | |
8b5da7a6 | 1824 | |
cc086465 BP |
1825 | /* Populate initial status in database. */ |
1826 | iface_refresh_stats(iface); | |
6a5f9a8f | 1827 | iface_refresh_netdev_status(iface); |
bae7208e EJ |
1828 | |
1829 | /* Add bond fake iface if necessary. */ | |
1830 | if (port_is_bond_fake_iface(port)) { | |
8b5da7a6 BP |
1831 | struct ofproto_port ofproto_port; |
1832 | ||
bae7208e EJ |
1833 | if (ofproto_port_query_by_name(br->ofproto, port->name, |
1834 | &ofproto_port)) { | |
1835 | struct netdev *netdev; | |
1836 | int error; | |
1837 | ||
1838 | error = netdev_open(port->name, "internal", &netdev); | |
1839 | if (!error) { | |
4abb8608 | 1840 | ofp_port_t fake_ofp_port = OFPP_NONE; |
0d7bb1b4 | 1841 | ofproto_port_add(br->ofproto, netdev, &fake_ofp_port); |
bae7208e | 1842 | netdev_close(netdev); |
66da9bef | 1843 | } else { |
bae7208e | 1844 | VLOG_WARN("could not open network device %s (%s)", |
10a89ef0 | 1845 | port->name, ovs_strerror(error)); |
66da9bef | 1846 | } |
bae7208e EJ |
1847 | } else { |
1848 | /* Already exists, nothing to do. */ | |
1849 | ofproto_port_destroy(&ofproto_port); | |
66da9bef BP |
1850 | } |
1851 | } | |
01546f5d | 1852 | |
2a73b1d7 | 1853 | return true; |
66da9bef BP |
1854 | } |
1855 | ||
8402c74b SS |
1856 | /* Set forward BPDU option. */ |
1857 | static void | |
1858 | bridge_configure_forward_bpdu(struct bridge *br) | |
1859 | { | |
a699f614 EJ |
1860 | ofproto_set_forward_bpdu(br->ofproto, |
1861 | smap_get_bool(&br->cfg->other_config, | |
1862 | "forward-bpdu", | |
1863 | false)); | |
8402c74b SS |
1864 | } |
1865 | ||
c4069512 | 1866 | /* Set MAC learning table configuration for 'br'. */ |
e764773c | 1867 | static void |
c4069512 | 1868 | bridge_configure_mac_table(struct bridge *br) |
e764773c BP |
1869 | { |
1870 | const char *idle_time_str; | |
1871 | int idle_time; | |
1872 | ||
c4069512 BP |
1873 | const char *mac_table_size_str; |
1874 | int mac_table_size; | |
1875 | ||
a699f614 | 1876 | idle_time_str = smap_get(&br->cfg->other_config, "mac-aging-time"); |
e764773c BP |
1877 | idle_time = (idle_time_str && atoi(idle_time_str) |
1878 | ? atoi(idle_time_str) | |
1879 | : MAC_ENTRY_DEFAULT_IDLE_TIME); | |
c4069512 BP |
1880 | |
1881 | mac_table_size_str = smap_get(&br->cfg->other_config, "mac-table-size"); | |
1882 | mac_table_size = (mac_table_size_str && atoi(mac_table_size_str) | |
1883 | ? atoi(mac_table_size_str) | |
1884 | : MAC_DEFAULT_MAX); | |
1885 | ||
1886 | ofproto_set_mac_table_config(br->ofproto, idle_time, mac_table_size); | |
e764773c BP |
1887 | } |
1888 | ||
dc2b70ba FL |
1889 | /* Set multicast snooping table configuration for 'br'. */ |
1890 | static void | |
1891 | bridge_configure_mcast_snooping(struct bridge *br) | |
1892 | { | |
1893 | if (!br->cfg->mcast_snooping_enable) { | |
1894 | ofproto_set_mcast_snooping(br->ofproto, NULL); | |
1895 | } else { | |
1896 | struct port *port; | |
1897 | struct ofproto_mcast_snooping_settings br_s; | |
1898 | const char *idle_time_str; | |
1899 | const char *max_entries_str; | |
1900 | ||
1901 | idle_time_str = smap_get(&br->cfg->other_config, | |
1902 | "mcast-snooping-aging-time"); | |
1903 | br_s.idle_time = (idle_time_str && atoi(idle_time_str) | |
1904 | ? atoi(idle_time_str) | |
1905 | : MCAST_ENTRY_DEFAULT_IDLE_TIME); | |
1906 | ||
1907 | max_entries_str = smap_get(&br->cfg->other_config, | |
1908 | "mcast-snooping-table-size"); | |
1909 | br_s.max_entries = (max_entries_str && atoi(max_entries_str) | |
1910 | ? atoi(max_entries_str) | |
1911 | : MCAST_DEFAULT_MAX_ENTRIES); | |
1912 | ||
1913 | br_s.flood_unreg = !smap_get_bool(&br->cfg->other_config, | |
1914 | "mcast-snooping-disable-flood-unregistered", | |
1915 | false); | |
1916 | ||
1917 | /* Configure multicast snooping on the bridge */ | |
1918 | if (ofproto_set_mcast_snooping(br->ofproto, &br_s)) { | |
1919 | VLOG_ERR("bridge %s: could not enable multicast snooping", | |
1920 | br->name); | |
1921 | return; | |
1922 | } | |
1923 | ||
1924 | HMAP_FOR_EACH (port, hmap_node, &br->ports) { | |
8e04a33f FL |
1925 | struct ofproto_mcast_snooping_port_settings port_s; |
1926 | port_s.flood = smap_get_bool(&port->cfg->other_config, | |
dc2b70ba | 1927 | "mcast-snooping-flood", false); |
8e04a33f FL |
1928 | port_s.flood_reports = smap_get_bool(&port->cfg->other_config, |
1929 | "mcast-snooping-flood-reports", false); | |
1930 | if (ofproto_port_set_mcast_snooping(br->ofproto, port, &port_s)) { | |
dc2b70ba FL |
1931 | VLOG_ERR("port %s: could not configure mcast snooping", |
1932 | port->name); | |
1933 | } | |
1934 | } | |
1935 | } | |
1936 | } | |
1937 | ||
064af421 | 1938 | static void |
21a955fc HS |
1939 | find_local_hw_addr(const struct bridge *br, uint8_t ea[ETH_ADDR_LEN], |
1940 | const struct port *fake_br, struct iface **hw_addr_iface) | |
064af421 | 1941 | { |
f145afdc | 1942 | struct hmapx mirror_output_ports; |
8052fb14 | 1943 | struct port *port; |
3a48ace3 | 1944 | bool found_addr = false; |
064af421 | 1945 | int error; |
f145afdc | 1946 | int i; |
064af421 | 1947 | |
f145afdc BP |
1948 | /* Mirror output ports don't participate in picking the local hardware |
1949 | * address. ofproto can't help us find out whether a given port is a | |
1950 | * mirror output because we haven't configured mirrors yet, so we need to | |
1951 | * accumulate them ourselves. */ | |
1952 | hmapx_init(&mirror_output_ports); | |
1953 | for (i = 0; i < br->cfg->n_mirrors; i++) { | |
1954 | struct ovsrec_mirror *m = br->cfg->mirrors[i]; | |
1955 | if (m->output_port) { | |
1956 | hmapx_add(&mirror_output_ports, m->output_port); | |
1957 | } | |
1958 | } | |
1959 | ||
141f4942 BP |
1960 | /* Otherwise choose the minimum non-local MAC address among all of the |
1961 | * interfaces. */ | |
8052fb14 | 1962 | HMAP_FOR_EACH (port, hmap_node, &br->ports) { |
58b7527e | 1963 | uint8_t iface_ea[ETH_ADDR_LEN]; |
83db7968 | 1964 | struct iface *candidate; |
58b7527e BP |
1965 | struct iface *iface; |
1966 | ||
1967 | /* Mirror output ports don't participate. */ | |
f145afdc | 1968 | if (hmapx_contains(&mirror_output_ports, port->cfg)) { |
064af421 BP |
1969 | continue; |
1970 | } | |
58b7527e BP |
1971 | |
1972 | /* Choose the MAC address to represent the port. */ | |
83db7968 | 1973 | iface = NULL; |
76343538 | 1974 | if (port->cfg->mac && eth_addr_from_string(port->cfg->mac, iface_ea)) { |
ba09980a BP |
1975 | /* Find the interface with this Ethernet address (if any) so that |
1976 | * we can provide the correct devname to the caller. */ | |
83db7968 | 1977 | LIST_FOR_EACH (candidate, port_elem, &port->ifaces) { |
ba09980a | 1978 | uint8_t candidate_ea[ETH_ADDR_LEN]; |
8fef8c71 | 1979 | if (!netdev_get_etheraddr(candidate->netdev, candidate_ea) |
ba09980a BP |
1980 | && eth_addr_equals(iface_ea, candidate_ea)) { |
1981 | iface = candidate; | |
1982 | } | |
1983 | } | |
58b7527e BP |
1984 | } else { |
1985 | /* Choose the interface whose MAC address will represent the port. | |
1986 | * The Linux kernel bonding code always chooses the MAC address of | |
1987 | * the first slave added to a bond, and the Fedora networking | |
1988 | * scripts always add slaves to a bond in alphabetical order, so | |
1989 | * for compatibility we choose the interface with the name that is | |
1990 | * first in alphabetical order. */ | |
83db7968 BP |
1991 | LIST_FOR_EACH (candidate, port_elem, &port->ifaces) { |
1992 | if (!iface || strcmp(candidate->name, iface->name) < 0) { | |
58b7527e BP |
1993 | iface = candidate; |
1994 | } | |
1995 | } | |
1996 | ||
1997 | /* The local port doesn't count (since we're trying to choose its | |
141f4942 | 1998 | * MAC address anyway). */ |
892815f5 | 1999 | if (iface->ofp_port == OFPP_LOCAL) { |
064af421 BP |
2000 | continue; |
2001 | } | |
58b7527e | 2002 | |
21a955fc HS |
2003 | /* For fake bridges we only choose from ports with the same tag */ |
2004 | if (fake_br && fake_br->cfg && fake_br->cfg->tag) { | |
2005 | if (!port->cfg->tag) { | |
2006 | continue; | |
2007 | } | |
2008 | if (*port->cfg->tag != *fake_br->cfg->tag) { | |
2009 | continue; | |
2010 | } | |
2011 | } | |
2012 | ||
58b7527e | 2013 | /* Grab MAC. */ |
07c318f4 | 2014 | error = netdev_get_etheraddr(iface->netdev, iface_ea); |
58b7527e | 2015 | if (error) { |
58b7527e | 2016 | continue; |
064af421 BP |
2017 | } |
2018 | } | |
58b7527e BP |
2019 | |
2020 | /* Compare against our current choice. */ | |
2021 | if (!eth_addr_is_multicast(iface_ea) && | |
141f4942 | 2022 | !eth_addr_is_local(iface_ea) && |
58b7527e BP |
2023 | !eth_addr_is_reserved(iface_ea) && |
2024 | !eth_addr_is_zero(iface_ea) && | |
0d1fe4a3 | 2025 | (!found_addr || eth_addr_compare_3way(iface_ea, ea) < 0)) |
58b7527e | 2026 | { |
0babc06f | 2027 | memcpy(ea, iface_ea, ETH_ADDR_LEN); |
8fef8c71 | 2028 | *hw_addr_iface = iface; |
3a48ace3 | 2029 | found_addr = true; |
58b7527e | 2030 | } |
064af421 | 2031 | } |
f145afdc | 2032 | |
51b67a10 JP |
2033 | if (!found_addr) { |
2034 | memcpy(ea, br->default_ea, ETH_ADDR_LEN); | |
2035 | *hw_addr_iface = NULL; | |
2036 | } | |
2037 | ||
f145afdc | 2038 | hmapx_destroy(&mirror_output_ports); |
064af421 BP |
2039 | } |
2040 | ||
4bc1cfde HS |
2041 | static void |
2042 | bridge_pick_local_hw_addr(struct bridge *br, uint8_t ea[ETH_ADDR_LEN], | |
2043 | struct iface **hw_addr_iface) | |
2044 | { | |
2045 | const char *hwaddr; | |
2046 | *hw_addr_iface = NULL; | |
2047 | ||
2048 | /* Did the user request a particular MAC? */ | |
2049 | hwaddr = smap_get(&br->cfg->other_config, "hwaddr"); | |
2050 | if (hwaddr && eth_addr_from_string(hwaddr, ea)) { | |
2051 | if (eth_addr_is_multicast(ea)) { | |
2052 | VLOG_ERR("bridge %s: cannot set MAC address to multicast " | |
2053 | "address "ETH_ADDR_FMT, br->name, ETH_ADDR_ARGS(ea)); | |
2054 | } else if (eth_addr_is_zero(ea)) { | |
2055 | VLOG_ERR("bridge %s: cannot set MAC address to zero", br->name); | |
2056 | } else { | |
2057 | return; | |
2058 | } | |
2059 | } | |
2060 | ||
2061 | /* Find a local hw address */ | |
21a955fc | 2062 | find_local_hw_addr(br, ea, NULL, hw_addr_iface); |
4bc1cfde HS |
2063 | } |
2064 | ||
064af421 BP |
2065 | /* Choose and returns the datapath ID for bridge 'br' given that the bridge |
2066 | * Ethernet address is 'bridge_ea'. If 'bridge_ea' is the Ethernet address of | |
07c318f4 BP |
2067 | * an interface on 'br', then that interface must be passed in as |
2068 | * 'hw_addr_iface'; if 'bridge_ea' was derived some other way, then | |
2069 | * 'hw_addr_iface' must be passed in as a null pointer. */ | |
064af421 BP |
2070 | static uint64_t |
2071 | bridge_pick_datapath_id(struct bridge *br, | |
2072 | const uint8_t bridge_ea[ETH_ADDR_LEN], | |
07c318f4 | 2073 | struct iface *hw_addr_iface) |
064af421 BP |
2074 | { |
2075 | /* | |
2076 | * The procedure for choosing a bridge MAC address will, in the most | |
2077 | * ordinary case, also choose a unique MAC that we can use as a datapath | |
2078 | * ID. In some special cases, though, multiple bridges will end up with | |
2079 | * the same MAC address. This is OK for the bridges, but it will confuse | |
2080 | * the OpenFlow controller, because each datapath needs a unique datapath | |
2081 | * ID. | |
2082 | * | |
2083 | * Datapath IDs must be unique. It is also very desirable that they be | |
2084 | * stable from one run to the next, so that policy set on a datapath | |
2085 | * "sticks". | |
2086 | */ | |
093e47f4 | 2087 | const char *datapath_id; |
064af421 BP |
2088 | uint64_t dpid; |
2089 | ||
a699f614 | 2090 | datapath_id = smap_get(&br->cfg->other_config, "datapath-id"); |
093e47f4 | 2091 | if (datapath_id && dpid_from_string(datapath_id, &dpid)) { |
064af421 BP |
2092 | return dpid; |
2093 | } | |
2094 | ||
03eae5f8 | 2095 | if (!hw_addr_iface) { |
064af421 BP |
2096 | /* |
2097 | * A purely internal bridge, that is, one that has no non-virtual | |
03eae5f8 | 2098 | * network devices on it at all, is difficult because it has no |
064af421 BP |
2099 | * natural unique identifier at all. |
2100 | * | |
2101 | * When the host is a XenServer, we handle this case by hashing the | |
2102 | * host's UUID with the name of the bridge. Names of bridges are | |
2103 | * persistent across XenServer reboots, although they can be reused if | |
2104 | * an internal network is destroyed and then a new one is later | |
2105 | * created, so this is fairly effective. | |
2106 | * | |
2107 | * When the host is not a XenServer, we punt by using a random MAC | |
2108 | * address on each run. | |
2109 | */ | |
2110 | const char *host_uuid = xenserver_get_host_uuid(); | |
2111 | if (host_uuid) { | |
2112 | char *combined = xasprintf("%s,%s", host_uuid, br->name); | |
2113 | dpid = dpid_from_hash(combined, strlen(combined)); | |
2114 | free(combined); | |
2115 | return dpid; | |
2116 | } | |
2117 | } | |
2118 | ||
2119 | return eth_addr_to_uint64(bridge_ea); | |
2120 | } | |
2121 | ||
2122 | static uint64_t | |
2123 | dpid_from_hash(const void *data, size_t n) | |
2124 | { | |
5eccf359 | 2125 | uint8_t hash[SHA1_DIGEST_SIZE]; |
064af421 BP |
2126 | |
2127 | BUILD_ASSERT_DECL(sizeof hash >= ETH_ADDR_LEN); | |
5eccf359 | 2128 | sha1_bytes(data, n, hash); |
064af421 BP |
2129 | eth_addr_mark_random(hash); |
2130 | return eth_addr_to_uint64(hash); | |
2131 | } | |
2132 | ||
ea83a2fc | 2133 | static void |
6a5f9a8f | 2134 | iface_refresh_netdev_status(struct iface *iface) |
ea83a2fc | 2135 | { |
79f1cbe9 | 2136 | struct smap smap; |
ea763e0e | 2137 | |
6c038611 | 2138 | enum netdev_features current; |
6a5f9a8f AW |
2139 | enum netdev_flags flags; |
2140 | const char *link_state; | |
df867eda | 2141 | uint8_t mac[ETH_ADDR_LEN]; |
6a5f9a8f AW |
2142 | int64_t bps, mtu_64, ifindex64, link_resets; |
2143 | int mtu, error; | |
e210037e | 2144 | |
cfea354b BP |
2145 | if (iface_is_synthetic(iface)) { |
2146 | return; | |
2147 | } | |
2148 | ||
15c9fbd8 AW |
2149 | if (iface->change_seq == netdev_get_change_seq(iface->netdev) |
2150 | && !status_txn_try_again) { | |
6a5f9a8f AW |
2151 | return; |
2152 | } | |
2153 | ||
2154 | iface->change_seq = netdev_get_change_seq(iface->netdev); | |
2155 | ||
79f1cbe9 | 2156 | smap_init(&smap); |
ea763e0e | 2157 | |
275707c3 | 2158 | if (!netdev_get_status(iface->netdev, &smap)) { |
a699f614 | 2159 | ovsrec_interface_set_status(iface->cfg, &smap); |
ea763e0e | 2160 | } else { |
a699f614 | 2161 | ovsrec_interface_set_status(iface->cfg, NULL); |
ea763e0e EJ |
2162 | } |
2163 | ||
79f1cbe9 | 2164 | smap_destroy(&smap); |
e210037e | 2165 | |
6a5f9a8f AW |
2166 | error = netdev_get_flags(iface->netdev, &flags); |
2167 | if (!error) { | |
2168 | const char *state = flags & NETDEV_UP ? "up" : "down"; | |
2169 | ||
2170 | ovsrec_interface_set_admin_state(iface->cfg, state); | |
2171 | } else { | |
2172 | ovsrec_interface_set_admin_state(iface->cfg, NULL); | |
2173 | } | |
2174 | ||
2175 | link_state = netdev_get_carrier(iface->netdev) ? "up" : "down"; | |
2176 | ovsrec_interface_set_link_state(iface->cfg, link_state); | |
2177 | ||
2178 | link_resets = netdev_get_carrier_resets(iface->netdev); | |
2179 | ovsrec_interface_set_link_resets(iface->cfg, &link_resets, 1); | |
2180 | ||
e210037e | 2181 | error = netdev_get_features(iface->netdev, ¤t, NULL, NULL, NULL); |
d02a5f8e BP |
2182 | bps = !error ? netdev_features_to_bps(current, 0) : 0; |
2183 | if (bps) { | |
e210037e AE |
2184 | ovsrec_interface_set_duplex(iface->cfg, |
2185 | netdev_features_is_full_duplex(current) | |
2186 | ? "full" : "half"); | |
e210037e | 2187 | ovsrec_interface_set_link_speed(iface->cfg, &bps, 1); |
d0db8de2 | 2188 | } else { |
e210037e AE |
2189 | ovsrec_interface_set_duplex(iface->cfg, NULL); |
2190 | ovsrec_interface_set_link_speed(iface->cfg, NULL, 0); | |
2191 | } | |
2192 | ||
e210037e | 2193 | error = netdev_get_mtu(iface->netdev, &mtu); |
9b020780 | 2194 | if (!error) { |
e210037e AE |
2195 | mtu_64 = mtu; |
2196 | ovsrec_interface_set_mtu(iface->cfg, &mtu_64, 1); | |
8d6db33e | 2197 | } else { |
e210037e AE |
2198 | ovsrec_interface_set_mtu(iface->cfg, NULL, 0); |
2199 | } | |
df867eda JP |
2200 | |
2201 | error = netdev_get_etheraddr(iface->netdev, mac); | |
2202 | if (!error) { | |
2203 | char mac_string[32]; | |
2204 | ||
2205 | sprintf(mac_string, ETH_ADDR_FMT, ETH_ADDR_ARGS(mac)); | |
2206 | ovsrec_interface_set_mac_in_use(iface->cfg, mac_string); | |
2207 | } else { | |
2208 | ovsrec_interface_set_mac_in_use(iface->cfg, NULL); | |
2209 | } | |
ea401d9a NM |
2210 | |
2211 | /* The netdev may return a negative number (such as -EOPNOTSUPP) | |
2212 | * if there is no valid ifindex number. */ | |
2213 | ifindex64 = netdev_get_ifindex(iface->netdev); | |
2214 | if (ifindex64 < 0) { | |
2215 | ifindex64 = 0; | |
2216 | } | |
2217 | ovsrec_interface_set_ifindex(iface->cfg, &ifindex64, 1); | |
ea83a2fc EJ |
2218 | } |
2219 | ||
6a5f9a8f AW |
2220 | static void |
2221 | iface_refresh_ofproto_status(struct iface *iface) | |
2222 | { | |
8f5514fe | 2223 | int current; |
6a5f9a8f AW |
2224 | |
2225 | if (iface_is_synthetic(iface)) { | |
2226 | return; | |
2227 | } | |
2228 | ||
2229 | current = ofproto_port_is_lacp_current(iface->port->bridge->ofproto, | |
2230 | iface->ofp_port); | |
2231 | if (current >= 0) { | |
2232 | bool bl = current; | |
2233 | ovsrec_interface_set_lacp_current(iface->cfg, &bl, 1); | |
2234 | } else { | |
2235 | ovsrec_interface_set_lacp_current(iface->cfg, NULL, 0); | |
2236 | } | |
2237 | ||
8f5514fe | 2238 | if (ofproto_port_cfm_status_changed(iface->port->bridge->ofproto, |
15c9fbd8 AW |
2239 | iface->ofp_port) |
2240 | || status_txn_try_again) { | |
8f5514fe AW |
2241 | iface_refresh_cfm_stats(iface); |
2242 | } | |
6a5f9a8f | 2243 | |
8f5514fe | 2244 | if (ofproto_port_bfd_status_changed(iface->port->bridge->ofproto, |
15c9fbd8 AW |
2245 | iface->ofp_port) |
2246 | || status_txn_try_again) { | |
8f5514fe AW |
2247 | struct smap smap; |
2248 | ||
2249 | smap_init(&smap); | |
2250 | ofproto_port_get_bfd_status(iface->port->bridge->ofproto, | |
2251 | iface->ofp_port, &smap); | |
6a5f9a8f | 2252 | ovsrec_interface_set_bfd_status(iface->cfg, &smap); |
8f5514fe | 2253 | smap_destroy(&smap); |
6a5f9a8f | 2254 | } |
6a5f9a8f AW |
2255 | } |
2256 | ||
353079d0 EJ |
2257 | /* Writes 'iface''s CFM statistics to the database. 'iface' must not be |
2258 | * synthetic. */ | |
8f3fe844 | 2259 | static void |
b31bcf60 EJ |
2260 | iface_refresh_cfm_stats(struct iface *iface) |
2261 | { | |
93b8df38 | 2262 | const struct ovsrec_interface *cfg = iface->cfg; |
685acfd9 | 2263 | struct cfm_status status; |
88bf179a | 2264 | int error; |
9a9e3786 | 2265 | |
88bf179a AW |
2266 | error = ofproto_port_get_cfm_status(iface->port->bridge->ofproto, |
2267 | iface->ofp_port, &status); | |
8f5514fe | 2268 | if (error > 0) { |
9a9e3786 BP |
2269 | ovsrec_interface_set_cfm_fault(cfg, NULL, 0); |
2270 | ovsrec_interface_set_cfm_fault_status(cfg, NULL, 0); | |
2271 | ovsrec_interface_set_cfm_remote_opstate(cfg, NULL); | |
76c4290d | 2272 | ovsrec_interface_set_cfm_flap_count(cfg, NULL, 0); |
9a9e3786 BP |
2273 | ovsrec_interface_set_cfm_health(cfg, NULL, 0); |
2274 | ovsrec_interface_set_cfm_remote_mpids(cfg, NULL, 0); | |
2275 | } else { | |
b9380396 | 2276 | const char *reasons[CFM_FAULT_N_REASONS]; |
9a9e3786 | 2277 | int64_t cfm_health = status.health; |
76c4290d | 2278 | int64_t cfm_flap_count = status.flap_count; |
9a9e3786 | 2279 | bool faulted = status.faults != 0; |
b9380396 EJ |
2280 | size_t i, j; |
2281 | ||
9a9e3786 BP |
2282 | ovsrec_interface_set_cfm_fault(cfg, &faulted, 1); |
2283 | ||
b9380396 EJ |
2284 | j = 0; |
2285 | for (i = 0; i < CFM_FAULT_N_REASONS; i++) { | |
2286 | int reason = 1 << i; | |
9a9e3786 | 2287 | if (status.faults & reason) { |
b9380396 EJ |
2288 | reasons[j++] = cfm_fault_reason_to_str(reason); |
2289 | } | |
2290 | } | |
47058293 | 2291 | ovsrec_interface_set_cfm_fault_status(cfg, reasons, j); |
1c0333b6 | 2292 | |
76c4290d AW |
2293 | ovsrec_interface_set_cfm_flap_count(cfg, &cfm_flap_count, 1); |
2294 | ||
18637fdc BP |
2295 | if (status.remote_opstate >= 0) { |
2296 | const char *remote_opstate = status.remote_opstate ? "up" : "down"; | |
2297 | ovsrec_interface_set_cfm_remote_opstate(cfg, remote_opstate); | |
2298 | } else { | |
2299 | ovsrec_interface_set_cfm_remote_opstate(cfg, NULL); | |
2300 | } | |
2301 | ||
9a9e3786 BP |
2302 | ovsrec_interface_set_cfm_remote_mpids(cfg, |
2303 | (const int64_t *)status.rmps, | |
2304 | status.n_rmps); | |
4cd9ab26 BP |
2305 | if (cfm_health >= 0) { |
2306 | ovsrec_interface_set_cfm_health(cfg, &cfm_health, 1); | |
2307 | } else { | |
2308 | ovsrec_interface_set_cfm_health(cfg, NULL, 0); | |
2309 | } | |
13b1b2ae EJ |
2310 | |
2311 | free(status.rmps); | |
3967a833 | 2312 | } |
b31bcf60 EJ |
2313 | } |
2314 | ||
018f1525 BP |
2315 | static void |
2316 | iface_refresh_stats(struct iface *iface) | |
2317 | { | |
98dbe2dd BP |
2318 | #define IFACE_STATS \ |
2319 | IFACE_STAT(rx_packets, "rx_packets") \ | |
2320 | IFACE_STAT(tx_packets, "tx_packets") \ | |
2321 | IFACE_STAT(rx_bytes, "rx_bytes") \ | |
2322 | IFACE_STAT(tx_bytes, "tx_bytes") \ | |
2323 | IFACE_STAT(rx_dropped, "rx_dropped") \ | |
2324 | IFACE_STAT(tx_dropped, "tx_dropped") \ | |
2325 | IFACE_STAT(rx_errors, "rx_errors") \ | |
2326 | IFACE_STAT(tx_errors, "tx_errors") \ | |
2327 | IFACE_STAT(rx_frame_errors, "rx_frame_err") \ | |
2328 | IFACE_STAT(rx_over_errors, "rx_over_err") \ | |
2329 | IFACE_STAT(rx_crc_errors, "rx_crc_err") \ | |
2330 | IFACE_STAT(collisions, "collisions") | |
2331 | ||
c2553db9 BP |
2332 | #define IFACE_STAT(MEMBER, NAME) + 1 |
2333 | enum { N_IFACE_STATS = IFACE_STATS }; | |
98dbe2dd | 2334 | #undef IFACE_STAT |
c2553db9 | 2335 | int64_t values[N_IFACE_STATS]; |
47058293 | 2336 | const char *keys[N_IFACE_STATS]; |
c2553db9 | 2337 | int n; |
018f1525 BP |
2338 | |
2339 | struct netdev_stats stats; | |
2340 | ||
cfea354b BP |
2341 | if (iface_is_synthetic(iface)) { |
2342 | return; | |
2343 | } | |
2344 | ||
018f1525 BP |
2345 | /* Intentionally ignore return value, since errors will set 'stats' to |
2346 | * all-1s, and we will deal with that correctly below. */ | |
2347 | netdev_get_stats(iface->netdev, &stats); | |
2348 | ||
c2553db9 BP |
2349 | /* Copy statistics into keys[] and values[]. */ |
2350 | n = 0; | |
2351 | #define IFACE_STAT(MEMBER, NAME) \ | |
2352 | if (stats.MEMBER != UINT64_MAX) { \ | |
2353 | keys[n] = NAME; \ | |
2354 | values[n] = stats.MEMBER; \ | |
2355 | n++; \ | |
2356 | } | |
98dbe2dd BP |
2357 | IFACE_STATS; |
2358 | #undef IFACE_STAT | |
c2553db9 | 2359 | ovs_assert(n <= N_IFACE_STATS); |
018f1525 | 2360 | |
c2553db9 | 2361 | ovsrec_interface_set_statistics(iface->cfg, keys, values, n); |
98dbe2dd | 2362 | #undef IFACE_STATS |
018f1525 BP |
2363 | } |
2364 | ||
b5cbbcf6 AZ |
2365 | static void |
2366 | br_refresh_datapath_info(struct bridge *br) | |
2367 | { | |
2368 | const char *version; | |
2369 | ||
2370 | version = (br->ofproto && br->ofproto->ofproto_class->get_datapath_version | |
2371 | ? br->ofproto->ofproto_class->get_datapath_version(br->ofproto) | |
2372 | : NULL); | |
2373 | ||
2374 | ovsrec_bridge_set_datapath_version(br->cfg, | |
2375 | version ? version : "<unknown>"); | |
2376 | } | |
2377 | ||
21f7563c JP |
2378 | static void |
2379 | br_refresh_stp_status(struct bridge *br) | |
2380 | { | |
a699f614 | 2381 | struct smap smap = SMAP_INITIALIZER(&smap); |
21f7563c JP |
2382 | struct ofproto *ofproto = br->ofproto; |
2383 | struct ofproto_stp_status status; | |
21f7563c JP |
2384 | |
2385 | if (ofproto_get_stp_status(ofproto, &status)) { | |
2386 | return; | |
2387 | } | |
2388 | ||
2389 | if (!status.enabled) { | |
a699f614 | 2390 | ovsrec_bridge_set_status(br->cfg, NULL); |
21f7563c JP |
2391 | return; |
2392 | } | |
2393 | ||
a699f614 EJ |
2394 | smap_add_format(&smap, "stp_bridge_id", STP_ID_FMT, |
2395 | STP_ID_ARGS(status.bridge_id)); | |
2396 | smap_add_format(&smap, "stp_designated_root", STP_ID_FMT, | |
2397 | STP_ID_ARGS(status.designated_root)); | |
2398 | smap_add_format(&smap, "stp_root_path_cost", "%d", status.root_path_cost); | |
21f7563c | 2399 | |
a699f614 EJ |
2400 | ovsrec_bridge_set_status(br->cfg, &smap); |
2401 | smap_destroy(&smap); | |
21f7563c JP |
2402 | } |
2403 | ||
2404 | static void | |
2405 | port_refresh_stp_status(struct port *port) | |
2406 | { | |
2407 | struct ofproto *ofproto = port->bridge->ofproto; | |
2408 | struct iface *iface; | |
2409 | struct ofproto_port_stp_status status; | |
a699f614 | 2410 | struct smap smap; |
21f7563c | 2411 | |
06b592bc EJ |
2412 | if (port_is_synthetic(port)) { |
2413 | return; | |
2414 | } | |
2415 | ||
21f7563c JP |
2416 | /* STP doesn't currently support bonds. */ |
2417 | if (!list_is_singleton(&port->ifaces)) { | |
a699f614 | 2418 | ovsrec_port_set_status(port->cfg, NULL); |
21f7563c JP |
2419 | return; |
2420 | } | |
2421 | ||
2422 | iface = CONTAINER_OF(list_front(&port->ifaces), struct iface, port_elem); | |
21f7563c JP |
2423 | if (ofproto_port_get_stp_status(ofproto, iface->ofp_port, &status)) { |
2424 | return; | |
2425 | } | |
2426 | ||
2427 | if (!status.enabled) { | |
a699f614 | 2428 | ovsrec_port_set_status(port->cfg, NULL); |
21f7563c JP |
2429 | return; |
2430 | } | |
2431 | ||
80740385 | 2432 | /* Set Status column. */ |
a699f614 EJ |
2433 | smap_init(&smap); |
2434 | smap_add_format(&smap, "stp_port_id", STP_PORT_ID_FMT, status.port_id); | |
2435 | smap_add(&smap, "stp_state", stp_state_name(status.state)); | |
2436 | smap_add_format(&smap, "stp_sec_in_state", "%u", status.sec_in_state); | |
2437 | smap_add(&smap, "stp_role", stp_role_name(status.role)); | |
2438 | ovsrec_port_set_status(port->cfg, &smap); | |
2439 | smap_destroy(&smap); | |
fd28ce3a JS |
2440 | } |
2441 | ||
2442 | static void | |
2443 | port_refresh_stp_stats(struct port *port) | |
2444 | { | |
2445 | struct ofproto *ofproto = port->bridge->ofproto; | |
2446 | struct iface *iface; | |
2447 | struct ofproto_port_stp_stats stats; | |
47058293 | 2448 | const char *keys[3]; |
fd28ce3a JS |
2449 | int64_t int_values[3]; |
2450 | ||
2451 | if (port_is_synthetic(port)) { | |
2452 | return; | |
2453 | } | |
2454 | ||
2455 | /* STP doesn't currently support bonds. */ | |
2456 | if (!list_is_singleton(&port->ifaces)) { | |
2457 | return; | |
2458 | } | |
2459 | ||
2460 | iface = CONTAINER_OF(list_front(&port->ifaces), struct iface, port_elem); | |
2461 | if (ofproto_port_get_stp_stats(ofproto, iface->ofp_port, &stats)) { | |
2462 | return; | |
2463 | } | |
2464 | ||
2465 | if (!stats.enabled) { | |
2466 | ovsrec_port_set_statistics(port->cfg, NULL, NULL, 0); | |
2467 | return; | |
2468 | } | |
80740385 JP |
2469 | |
2470 | /* Set Statistics column. */ | |
2471 | keys[0] = "stp_tx_count"; | |
fd28ce3a | 2472 | int_values[0] = stats.tx_count; |
80740385 | 2473 | keys[1] = "stp_rx_count"; |
fd28ce3a | 2474 | int_values[1] = stats.rx_count; |
80740385 | 2475 | keys[2] = "stp_error_count"; |
fd28ce3a | 2476 | int_values[2] = stats.error_count; |
80740385 JP |
2477 | |
2478 | ovsrec_port_set_statistics(port->cfg, keys, int_values, | |
2479 | ARRAY_SIZE(int_values)); | |
21f7563c JP |
2480 | } |
2481 | ||
9efd308e DV |
2482 | static void |
2483 | br_refresh_rstp_status(struct bridge *br) | |
2484 | { | |
2485 | struct smap smap = SMAP_INITIALIZER(&smap); | |
2486 | struct ofproto *ofproto = br->ofproto; | |
2487 | struct ofproto_rstp_status status; | |
2488 | ||
2489 | if (ofproto_get_rstp_status(ofproto, &status)) { | |
2490 | return; | |
2491 | } | |
2492 | if (!status.enabled) { | |
2493 | ovsrec_bridge_set_rstp_status(br->cfg, NULL); | |
2494 | return; | |
2495 | } | |
2496 | smap_add_format(&smap, "rstp_bridge_id", RSTP_ID_FMT, | |
2497 | RSTP_ID_ARGS(status.bridge_id)); | |
9c64e6b8 | 2498 | smap_add_format(&smap, "rstp_root_path_cost", "%"PRIu32, |
9efd308e DV |
2499 | status.root_path_cost); |
2500 | smap_add_format(&smap, "rstp_root_id", RSTP_ID_FMT, | |
2501 | RSTP_ID_ARGS(status.root_id)); | |
2502 | smap_add_format(&smap, "rstp_designated_id", RSTP_ID_FMT, | |
2503 | RSTP_ID_ARGS(status.designated_id)); | |
2504 | smap_add_format(&smap, "rstp_designated_port_id", RSTP_PORT_ID_FMT, | |
2505 | status.designated_port_id); | |
2506 | smap_add_format(&smap, "rstp_bridge_port_id", RSTP_PORT_ID_FMT, | |
2507 | status.bridge_port_id); | |
2508 | ovsrec_bridge_set_rstp_status(br->cfg, &smap); | |
2509 | smap_destroy(&smap); | |
2510 | } | |
2511 | ||
2512 | static void | |
2513 | port_refresh_rstp_status(struct port *port) | |
2514 | { | |
2515 | struct ofproto *ofproto = port->bridge->ofproto; | |
2516 | struct iface *iface; | |
2517 | struct ofproto_port_rstp_status status; | |
2550f026 BP |
2518 | const char *keys[4]; |
2519 | int64_t int_values[4]; | |
9efd308e DV |
2520 | struct smap smap; |
2521 | ||
2522 | if (port_is_synthetic(port)) { | |
2523 | return; | |
2524 | } | |
2525 | ||
2526 | /* RSTP doesn't currently support bonds. */ | |
2527 | if (!list_is_singleton(&port->ifaces)) { | |
2528 | ovsrec_port_set_rstp_status(port->cfg, NULL); | |
2529 | return; | |
2530 | } | |
2531 | ||
2532 | iface = CONTAINER_OF(list_front(&port->ifaces), struct iface, port_elem); | |
2533 | if (ofproto_port_get_rstp_status(ofproto, iface->ofp_port, &status)) { | |
2534 | return; | |
2535 | } | |
2536 | ||
2537 | if (!status.enabled) { | |
2538 | ovsrec_port_set_rstp_status(port->cfg, NULL); | |
2539 | ovsrec_port_set_rstp_statistics(port->cfg, NULL, NULL, 0); | |
2540 | return; | |
2541 | } | |
2542 | /* Set Status column. */ | |
2543 | smap_init(&smap); | |
2544 | ||
2545 | smap_add_format(&smap, "rstp_port_id", RSTP_PORT_ID_FMT, | |
2546 | status.port_id); | |
2547 | smap_add_format(&smap, "rstp_port_role", "%s", | |
2548 | rstp_port_role_name(status.role)); | |
2549 | smap_add_format(&smap, "rstp_port_state", "%s", | |
2550 | rstp_state_name(status.state)); | |
9c64e6b8 JR |
2551 | smap_add_format(&smap, "rstp_designated_bridge_id", RSTP_ID_FMT, |
2552 | RSTP_ID_ARGS(status.designated_bridge_id)); | |
2553 | smap_add_format(&smap, "rstp_designated_port_id", RSTP_PORT_ID_FMT, | |
2554 | status.designated_port_id); | |
2555 | smap_add_format(&smap, "rstp_designated_path_cost", "%"PRIu32, | |
2556 | status.designated_path_cost); | |
9efd308e DV |
2557 | |
2558 | ovsrec_port_set_rstp_status(port->cfg, &smap); | |
2559 | smap_destroy(&smap); | |
2560 | ||
2561 | /* Set Statistics column. */ | |
2562 | keys[0] = "rstp_tx_count"; | |
2563 | int_values[0] = status.tx_count; | |
2564 | keys[1] = "rstp_rx_count"; | |
2565 | int_values[1] = status.rx_count; | |
2566 | keys[2] = "rstp_uptime"; | |
2567 | int_values[2] = status.uptime; | |
2550f026 BP |
2568 | keys[3] = "rstp_error_count"; |
2569 | int_values[3] = status.error_count; | |
9efd308e DV |
2570 | ovsrec_port_set_rstp_statistics(port->cfg, keys, int_values, |
2571 | ARRAY_SIZE(int_values)); | |
2572 | } | |
2573 | ||
3e5aeeb5 AZ |
2574 | static void |
2575 | port_refresh_bond_status(struct port *port, bool force_update) | |
2576 | { | |
3bd0fd39 | 2577 | uint8_t mac[ETH_ADDR_LEN]; |
3e5aeeb5 AZ |
2578 | |
2579 | /* Return if port is not a bond */ | |
2580 | if (list_is_singleton(&port->ifaces)) { | |
2581 | return; | |
2582 | } | |
2583 | ||
2584 | if (bond_get_changed_active_slave(port->name, mac, force_update)) { | |
2585 | struct ds mac_s; | |
2586 | ||
2587 | ds_init(&mac_s); | |
2588 | ds_put_format(&mac_s, ETH_ADDR_FMT, ETH_ADDR_ARGS(mac)); | |
2589 | ovsrec_port_set_bond_active_slave(port->cfg, ds_cstr(&mac_s)); | |
2590 | ds_destroy(&mac_s); | |
2591 | } | |
2592 | } | |
2593 | ||
3fe80505 BP |
2594 | static bool |
2595 | enable_system_stats(const struct ovsrec_open_vswitch *cfg) | |
2596 | { | |
a699f614 | 2597 | return smap_get_bool(&cfg->other_config, "enable-statistics", false); |
3fe80505 BP |
2598 | } |
2599 | ||
ce887677 | 2600 | static void |
35a22d8c | 2601 | reconfigure_system_stats(const struct ovsrec_open_vswitch *cfg) |
ce887677 | 2602 | { |
35a22d8c | 2603 | bool enable = enable_system_stats(cfg); |
ce887677 | 2604 | |
35a22d8c BP |
2605 | system_stats_enable(enable); |
2606 | if (!enable) { | |
2607 | ovsrec_open_vswitch_set_statistics(cfg, NULL); | |
3fe80505 | 2608 | } |
35a22d8c BP |
2609 | } |
2610 | ||
2611 | static void | |
2612 | run_system_stats(void) | |
2613 | { | |
2614 | const struct ovsrec_open_vswitch *cfg = ovsrec_open_vswitch_first(idl); | |
2615 | struct smap *stats; | |
2616 | ||
2617 | stats = system_stats_run(); | |
2618 | if (stats && cfg) { | |
2619 | struct ovsdb_idl_txn *txn; | |
2620 | struct ovsdb_datum datum; | |
2621 | ||
2622 | txn = ovsdb_idl_txn_create(idl); | |
2623 | ovsdb_datum_from_smap(&datum, stats); | |
2624 | ovsdb_idl_txn_write(&cfg->header_, &ovsrec_open_vswitch_col_statistics, | |
2625 | &datum); | |
2626 | ovsdb_idl_txn_commit(txn); | |
2627 | ovsdb_idl_txn_destroy(txn); | |
ce887677 | 2628 | |
35a22d8c BP |
2629 | free(stats); |
2630 | } | |
ce887677 BP |
2631 | } |
2632 | ||
61c75840 | 2633 | static const char * |
f4f1ea7e | 2634 | ofp12_controller_role_to_str(enum ofp12_controller_role role) |
bffc0589 AE |
2635 | { |
2636 | switch (role) { | |
f4f1ea7e | 2637 | case OFPCR12_ROLE_EQUAL: |
bffc0589 | 2638 | return "other"; |
f4f1ea7e | 2639 | case OFPCR12_ROLE_MASTER: |
bffc0589 | 2640 | return "master"; |
f4f1ea7e | 2641 | case OFPCR12_ROLE_SLAVE: |
bffc0589 | 2642 | return "slave"; |
f4f1ea7e | 2643 | case OFPCR12_ROLE_NOCHANGE: |
bffc0589 AE |
2644 | default: |
2645 | return "*** INVALID ROLE ***"; | |
2646 | } | |
2647 | } | |
2648 | ||
2649 | static void | |
5d279086 | 2650 | refresh_controller_status(void) |
bffc0589 | 2651 | { |
5d279086 | 2652 | struct bridge *br; |
bffc0589 AE |
2653 | struct shash info; |
2654 | const struct ovsrec_controller *cfg; | |
2655 | ||
5d279086 AE |
2656 | shash_init(&info); |
2657 | ||
2658 | /* Accumulate status for controllers on all bridges. */ | |
2659 | HMAP_FOR_EACH (br, node, &all_bridges) { | |
2660 | ofproto_get_ofproto_controller_info(br->ofproto, &info); | |
2661 | } | |
bffc0589 | 2662 | |
5d279086 | 2663 | /* Update each controller in the database with current status. */ |
bffc0589 | 2664 | OVSREC_CONTROLLER_FOR_EACH(cfg, idl) { |
eb9b8307 AE |
2665 | struct ofproto_controller_info *cinfo = |
2666 | shash_find_data(&info, cfg->target); | |
2667 | ||
2668 | if (cinfo) { | |
2669 | ovsrec_controller_set_is_connected(cfg, cinfo->is_connected); | |
f4f1ea7e BP |
2670 | ovsrec_controller_set_role(cfg, ofp12_controller_role_to_str( |
2671 | cinfo->role)); | |
f5ad2e5f | 2672 | ovsrec_controller_set_status(cfg, &cinfo->pairs); |
eb9b8307 AE |
2673 | } else { |
2674 | ovsrec_controller_set_is_connected(cfg, false); | |
2675 | ovsrec_controller_set_role(cfg, NULL); | |
a699f614 | 2676 | ovsrec_controller_set_status(cfg, NULL); |
eb9b8307 | 2677 | } |
bffc0589 AE |
2678 | } |
2679 | ||
2680 | ofproto_free_ofproto_controller_info(&info); | |
2681 | } | |
b40dcae7 | 2682 | \f |
9c537baf AW |
2683 | /* Update interface and mirror statistics if necessary. */ |
2684 | static void | |
2685 | run_stats_update(void) | |
2686 | { | |
2687 | static struct ovsdb_idl_txn *stats_txn; | |
2688 | const struct ovsrec_open_vswitch *cfg = ovsrec_open_vswitch_first(idl); | |
2689 | int stats_interval; | |
2690 | ||
2691 | if (!cfg) { | |
2692 | return; | |
2693 | } | |
2694 | ||
2695 | /* Statistics update interval should always be greater than or equal to | |
2696 | * 5000 ms. */ | |
2697 | stats_interval = MAX(smap_get_int(&cfg->other_config, | |
2698 | "stats-update-interval", | |
2699 | 5000), 5000); | |
2700 | if (stats_timer_interval != stats_interval) { | |
2701 | stats_timer_interval = stats_interval; | |
2702 | stats_timer = LLONG_MIN; | |
2703 | } | |
2704 | ||
2705 | if (time_msec() >= stats_timer) { | |
2706 | enum ovsdb_idl_txn_status status; | |
2707 | ||
2708 | /* Rate limit the update. Do not start a new update if the | |
2709 | * previous one is not done. */ | |
2710 | if (!stats_txn) { | |
2711 | struct bridge *br; | |
2712 | ||
2713 | stats_txn = ovsdb_idl_txn_create(idl); | |
2714 | HMAP_FOR_EACH (br, node, &all_bridges) { | |
2715 | struct port *port; | |
2716 | struct mirror *m; | |
2717 | ||
2718 | HMAP_FOR_EACH (port, hmap_node, &br->ports) { | |
2719 | struct iface *iface; | |
2720 | ||
2721 | LIST_FOR_EACH (iface, port_elem, &port->ifaces) { | |
2722 | iface_refresh_stats(iface); | |
2723 | } | |
2724 | port_refresh_stp_stats(port); | |
2725 | } | |
2726 | HMAP_FOR_EACH (m, hmap_node, &br->mirrors) { | |
2727 | mirror_refresh_stats(m); | |
2728 | } | |
2729 | } | |
2730 | refresh_controller_status(); | |
2731 | } | |
2732 | ||
2733 | status = ovsdb_idl_txn_commit(stats_txn); | |
2734 | if (status != TXN_INCOMPLETE) { | |
2735 | stats_timer = time_msec() + stats_timer_interval; | |
2736 | ovsdb_idl_txn_destroy(stats_txn); | |
2737 | stats_txn = NULL; | |
2738 | } | |
2739 | } | |
2740 | } | |
2741 | ||
2742 | /* Update bridge/port/interface status if necessary. */ | |
2743 | static void | |
2744 | run_status_update(void) | |
2745 | { | |
ba8ec115 JS |
2746 | if (!status_txn) { |
2747 | uint64_t seq; | |
9c537baf AW |
2748 | |
2749 | /* Rate limit the update. Do not start a new update if the | |
2750 | * previous one is not done. */ | |
ba8ec115 JS |
2751 | seq = seq_read(connectivity_seq_get()); |
2752 | if (seq != connectivity_seqno || status_txn_try_again) { | |
9c537baf AW |
2753 | struct bridge *br; |
2754 | ||
2755 | connectivity_seqno = seq; | |
2756 | status_txn = ovsdb_idl_txn_create(idl); | |
2757 | HMAP_FOR_EACH (br, node, &all_bridges) { | |
2758 | struct port *port; | |
2759 | ||
2760 | br_refresh_stp_status(br); | |
2761 | br_refresh_rstp_status(br); | |
b5cbbcf6 | 2762 | br_refresh_datapath_info(br); |
9c537baf AW |
2763 | HMAP_FOR_EACH (port, hmap_node, &br->ports) { |
2764 | struct iface *iface; | |
2765 | ||
2766 | port_refresh_stp_status(port); | |
2767 | port_refresh_rstp_status(port); | |
3e5aeeb5 | 2768 | port_refresh_bond_status(port, status_txn_try_again); |
9c537baf AW |
2769 | LIST_FOR_EACH (iface, port_elem, &port->ifaces) { |
2770 | iface_refresh_netdev_status(iface); | |
2771 | iface_refresh_ofproto_status(iface); | |
2772 | } | |
2773 | } | |
2774 | } | |
2775 | } | |
ba8ec115 JS |
2776 | } |
2777 | ||
2778 | /* Commit the transaction and get the status. If the transaction finishes, | |
2779 | * then destroy the transaction. Otherwise, keep it so that we can check | |
2780 | * progress the next time that this function is called. */ | |
2781 | if (status_txn) { | |
2782 | enum ovsdb_idl_txn_status status; | |
9c537baf AW |
2783 | |
2784 | status = ovsdb_idl_txn_commit(status_txn); | |
2785 | if (status != TXN_INCOMPLETE) { | |
2786 | ovsdb_idl_txn_destroy(status_txn); | |
2787 | status_txn = NULL; | |
2788 | ||
2789 | /* Sets the 'status_txn_try_again' if the transaction fails. */ | |
2790 | if (status == TXN_SUCCESS || status == TXN_UNCHANGED) { | |
2791 | status_txn_try_again = false; | |
2792 | } else { | |
2793 | status_txn_try_again = true; | |
2794 | } | |
2795 | } | |
2796 | } | |
99eef98b DF |
2797 | |
2798 | /* Refresh AA port status if necessary. */ | |
2799 | if (time_msec() >= aa_refresh_timer) { | |
2800 | struct bridge *br; | |
2801 | ||
2802 | HMAP_FOR_EACH (br, node, &all_bridges) { | |
2803 | if (bridge_aa_need_refresh(br)) { | |
2804 | struct ovsdb_idl_txn *txn; | |
2805 | ||
2806 | txn = ovsdb_idl_txn_create(idl); | |
2807 | bridge_aa_refresh_queued(br); | |
2808 | ovsdb_idl_txn_commit(txn); | |
2809 | ovsdb_idl_txn_destroy(txn); | |
2810 | } | |
2811 | } | |
2812 | ||
2813 | aa_refresh_timer = time_msec() + AA_REFRESH_INTERVAL; | |
2814 | } | |
9c537baf AW |
2815 | } |
2816 | ||
2817 | static void | |
2818 | status_update_wait(void) | |
2819 | { | |
5aca3322 AW |
2820 | /* This prevents the process from constantly waking up on |
2821 | * connectivity seq, when there is no connection to ovsdb. */ | |
2822 | if (!ovsdb_idl_has_lock(idl)) { | |
2823 | return; | |
2824 | } | |
2825 | ||
9c537baf AW |
2826 | /* If the 'status_txn' is non-null (transaction incomplete), waits for the |
2827 | * transaction to complete. If the status update to database needs to be | |
2828 | * run again (transaction fails), registers a timeout in | |
2829 | * 'STATUS_CHECK_AGAIN_MSEC'. Otherwise, waits on the global connectivity | |
2830 | * sequence number. */ | |
2831 | if (status_txn) { | |
2832 | ovsdb_idl_txn_wait(status_txn); | |
2833 | } else if (status_txn_try_again) { | |
2834 | poll_timer_wait_until(time_msec() + STATUS_CHECK_AGAIN_MSEC); | |
2835 | } else { | |
2836 | seq_wait(connectivity_seq_get(), connectivity_seqno); | |
2837 | } | |
2838 | } | |
2839 | ||
aeed7879 BP |
2840 | static void |
2841 | bridge_run__(void) | |
2842 | { | |
2843 | struct bridge *br; | |
2844 | struct sset types; | |
2845 | const char *type; | |
2846 | ||
2847 | /* Let each datapath type do the work that it needs to do. */ | |
2848 | sset_init(&types); | |
2849 | ofproto_enumerate_types(&types); | |
2850 | SSET_FOR_EACH (type, &types) { | |
2851 | ofproto_type_run(type); | |
2852 | } | |
2853 | sset_destroy(&types); | |
2854 | ||
2855 | /* Let each bridge do the work that it needs to do. */ | |
2856 | HMAP_FOR_EACH (br, node, &all_bridges) { | |
2857 | ofproto_run(br->ofproto); | |
2858 | } | |
2859 | } | |
2860 | ||
c5187f17 | 2861 | void |
064af421 BP |
2862 | bridge_run(void) |
2863 | { | |
8c0f519f | 2864 | static struct ovsrec_open_vswitch null_cfg; |
d54ff998 BP |
2865 | const struct ovsrec_open_vswitch *cfg; |
2866 | ||
52a90c29 | 2867 | bool vlan_splinters_changed; |
064af421 | 2868 | |
8c0f519f | 2869 | ovsrec_open_vswitch_init(&null_cfg); |
edce886c | 2870 | |
2a73b1d7 | 2871 | ovsdb_idl_run(idl); |
06b6d651 | 2872 | |
2a73b1d7 BP |
2873 | if (ovsdb_idl_is_lock_contended(idl)) { |
2874 | static struct vlog_rate_limit rl = VLOG_RATE_LIMIT_INIT(1, 1); | |
2875 | struct bridge *br, *next_br; | |
06b6d651 | 2876 | |
2a73b1d7 BP |
2877 | VLOG_ERR_RL(&rl, "another ovs-vswitchd process is running, " |
2878 | "disabling this process (pid %ld) until it goes away", | |
2879 | (long int) getpid()); | |
bae7208e | 2880 | |
2a73b1d7 BP |
2881 | HMAP_FOR_EACH_SAFE (br, next_br, node, &all_bridges) { |
2882 | bridge_destroy(br); | |
06b6d651 | 2883 | } |
2a73b1d7 BP |
2884 | /* Since we will not be running system_stats_run() in this process |
2885 | * with the current situation of multiple ovs-vswitchd daemons, | |
2886 | * disable system stats collection. */ | |
2887 | system_stats_enable(false); | |
2888 | return; | |
2889 | } else if (!ovsdb_idl_has_lock(idl)) { | |
2890 | return; | |
06b6d651 BP |
2891 | } |
2892 | cfg = ovsrec_open_vswitch_first(idl); | |
2893 | ||
b0408fca JP |
2894 | /* Initialize the ofproto library. This only needs to run once, but |
2895 | * it must be done after the configuration is set. If the | |
2896 | * initialization has already occurred, bridge_init_ofproto() | |
2897 | * returns immediately. */ | |
2898 | bridge_init_ofproto(cfg); | |
2899 | ||
40358701 GS |
2900 | /* Once the value of flow-restore-wait is false, we no longer should |
2901 | * check its value from the database. */ | |
2902 | if (cfg && ofproto_get_flow_restore_wait()) { | |
2903 | ofproto_set_flow_restore_wait(smap_get_bool(&cfg->other_config, | |
2904 | "flow-restore-wait", false)); | |
2905 | } | |
2906 | ||
aeed7879 | 2907 | bridge_run__(); |
c5187f17 | 2908 | |
d6da96ce BP |
2909 | /* Re-configure SSL. We do this on every trip through the main loop, |
2910 | * instead of just when the database changes, because the contents of the | |
2911 | * key and certificate files can change without the database changing. | |
2912 | * | |
2913 | * We do this before bridge_reconfigure() because that function might | |
2914 | * initiate SSL connections and thus requires SSL to be configured. */ | |
2915 | if (cfg && cfg->ssl) { | |
2916 | const struct ovsrec_ssl *ssl = cfg->ssl; | |
2917 | ||
2918 | stream_ssl_set_key_and_cert(ssl->private_key, ssl->certificate); | |
2919 | stream_ssl_set_ca_cert_file(ssl->ca_cert, ssl->bootstrap_ca_cert); | |
2920 | } | |
bf8f2167 | 2921 | |
2a73b1d7 BP |
2922 | /* If VLAN splinters are in use, then we need to reconfigure if VLAN |
2923 | * usage has changed. */ | |
2924 | vlan_splinters_changed = false; | |
2925 | if (vlan_splinters_enabled_anywhere) { | |
9c537baf AW |
2926 | struct bridge *br; |
2927 | ||
2a73b1d7 BP |
2928 | HMAP_FOR_EACH (br, node, &all_bridges) { |
2929 | if (ofproto_has_vlan_usage_changed(br->ofproto)) { | |
2930 | vlan_splinters_changed = true; | |
2931 | break; | |
52a90c29 BP |
2932 | } |
2933 | } | |
2934 | } | |
2935 | ||
2a73b1d7 BP |
2936 | if (ovsdb_idl_get_seqno(idl) != idl_seqno || vlan_splinters_changed) { |
2937 | struct ovsdb_idl_txn *txn; | |
ff02e9a5 | 2938 | |
2a73b1d7 BP |
2939 | idl_seqno = ovsdb_idl_get_seqno(idl); |
2940 | txn = ovsdb_idl_txn_create(idl); | |
2941 | bridge_reconfigure(cfg ? cfg : &null_cfg); | |
ff02e9a5 | 2942 | |
2a73b1d7 BP |
2943 | if (cfg) { |
2944 | ovsrec_open_vswitch_set_cur_cfg(cfg, cfg->next_cfg); | |
064af421 | 2945 | } |
018f1525 | 2946 | |
2a73b1d7 BP |
2947 | /* If we are completing our initial configuration for this run |
2948 | * of ovs-vswitchd, then keep the transaction around to monitor | |
2949 | * it for completion. */ | |
2950 | if (initial_config_done) { | |
15c9fbd8 AW |
2951 | /* Always sets the 'status_txn_try_again' to check again, |
2952 | * in case that this transaction fails. */ | |
2953 | status_txn_try_again = true; | |
2a73b1d7 BP |
2954 | ovsdb_idl_txn_commit(txn); |
2955 | ovsdb_idl_txn_destroy(txn); | |
2956 | } else { | |
2957 | initial_config_done = true; | |
2958 | daemonize_txn = txn; | |
2959 | } | |
bae7208e EJ |
2960 | } |
2961 | ||
63ff04e8 BP |
2962 | if (daemonize_txn) { |
2963 | enum ovsdb_idl_txn_status status = ovsdb_idl_txn_commit(daemonize_txn); | |
2964 | if (status != TXN_INCOMPLETE) { | |
2965 | ovsdb_idl_txn_destroy(daemonize_txn); | |
2966 | daemonize_txn = NULL; | |
2967 | ||
2968 | /* ovs-vswitchd has completed initialization, so allow the | |
2969 | * process that forked us to exit successfully. */ | |
2970 | daemonize_complete(); | |
2971 | ||
888e0cf4 | 2972 | vlog_enable_async(); |
a5fb0e29 | 2973 | |
63ff04e8 BP |
2974 | VLOG_INFO_ONCE("%s (Open vSwitch) %s", program_name, VERSION); |
2975 | } | |
2976 | } | |
2977 | ||
9c537baf AW |
2978 | run_stats_update(); |
2979 | run_status_update(); | |
35a22d8c | 2980 | run_system_stats(); |
064af421 BP |
2981 | } |
2982 | ||
2983 | void | |
2984 | bridge_wait(void) | |
2985 | { | |
11a574a7 JP |
2986 | struct sset types; |
2987 | const char *type; | |
2988 | ||
c5187f17 | 2989 | ovsdb_idl_wait(idl); |
63ff04e8 BP |
2990 | if (daemonize_txn) { |
2991 | ovsdb_idl_txn_wait(daemonize_txn); | |
2992 | } | |
c7e7bb21 | 2993 | |
11a574a7 JP |
2994 | sset_init(&types); |
2995 | ofproto_enumerate_types(&types); | |
2996 | SSET_FOR_EACH (type, &types) { | |
2997 | ofproto_type_wait(type); | |
2998 | } | |
2999 | sset_destroy(&types); | |
3000 | ||
06b6d651 BP |
3001 | if (!hmap_is_empty(&all_bridges)) { |
3002 | struct bridge *br; | |
6586adf5 | 3003 | |
06b6d651 BP |
3004 | HMAP_FOR_EACH (br, node, &all_bridges) { |
3005 | ofproto_wait(br->ofproto); | |
3006 | } | |
12eb035b AW |
3007 | |
3008 | poll_timer_wait_until(stats_timer); | |
6586adf5 | 3009 | } |
35a22d8c | 3010 | |
9c537baf | 3011 | status_update_wait(); |
35a22d8c | 3012 | system_stats_wait(); |
064af421 | 3013 | } |
0d085684 BP |
3014 | |
3015 | /* Adds some memory usage statistics for bridges into 'usage', for use with | |
3016 | * memory_report(). */ | |
3017 | void | |
3018 | bridge_get_memory_usage(struct simap *usage) | |
3019 | { | |
3020 | struct bridge *br; | |
1c030aa5 EJ |
3021 | struct sset types; |
3022 | const char *type; | |
3023 | ||
3024 | sset_init(&types); | |
3025 | ofproto_enumerate_types(&types); | |
3026 | SSET_FOR_EACH (type, &types) { | |
3027 | ofproto_type_get_memory_usage(type, usage); | |
3028 | } | |
3029 | sset_destroy(&types); | |
0d085684 BP |
3030 | |
3031 | HMAP_FOR_EACH (br, node, &all_bridges) { | |
3032 | ofproto_get_memory_usage(br->ofproto, usage); | |
3033 | } | |
3034 | } | |
8c4c1387 | 3035 | \f |
e8fe3026 EJ |
3036 | /* QoS unixctl user interface functions. */ |
3037 | ||
3038 | struct qos_unixctl_show_cbdata { | |
3039 | struct ds *ds; | |
3040 | struct iface *iface; | |
3041 | }; | |
3042 | ||
3043 | static void | |
89454bf4 BP |
3044 | qos_unixctl_show_queue(unsigned int queue_id, |
3045 | const struct smap *details, | |
3046 | struct iface *iface, | |
3047 | struct ds *ds) | |
e8fe3026 | 3048 | { |
e8fe3026 | 3049 | struct netdev_queue_stats stats; |
79f1cbe9 | 3050 | struct smap_node *node; |
e8fe3026 EJ |
3051 | int error; |
3052 | ||
3053 | ds_put_cstr(ds, "\n"); | |
3054 | if (queue_id) { | |
3055 | ds_put_format(ds, "Queue %u:\n", queue_id); | |
3056 | } else { | |
3057 | ds_put_cstr(ds, "Default:\n"); | |
3058 | } | |
3059 | ||
79f1cbe9 EJ |
3060 | SMAP_FOR_EACH (node, details) { |
3061 | ds_put_format(ds, "\t%s: %s\n", node->key, node->value); | |
e8fe3026 EJ |
3062 | } |
3063 | ||
3064 | error = netdev_get_queue_stats(iface->netdev, queue_id, &stats); | |
3065 | if (!error) { | |
3066 | if (stats.tx_packets != UINT64_MAX) { | |
3067 | ds_put_format(ds, "\ttx_packets: %"PRIu64"\n", stats.tx_packets); | |
3068 | } | |
3069 | ||
3070 | if (stats.tx_bytes != UINT64_MAX) { | |
3071 | ds_put_format(ds, "\ttx_bytes: %"PRIu64"\n", stats.tx_bytes); | |
3072 | } | |
3073 | ||
3074 | if (stats.tx_errors != UINT64_MAX) { | |
3075 | ds_put_format(ds, "\ttx_errors: %"PRIu64"\n", stats.tx_errors); | |
3076 | } | |
3077 | } else { | |
3078 | ds_put_format(ds, "\tFailed to get statistics for queue %u: %s", | |
10a89ef0 | 3079 | queue_id, ovs_strerror(error)); |
e8fe3026 EJ |
3080 | } |
3081 | } | |
3082 | ||
3083 | static void | |
0e15264f BP |
3084 | qos_unixctl_show(struct unixctl_conn *conn, int argc OVS_UNUSED, |
3085 | const char *argv[], void *aux OVS_UNUSED) | |
e8fe3026 EJ |
3086 | { |
3087 | struct ds ds = DS_EMPTY_INITIALIZER; | |
79f1cbe9 | 3088 | struct smap smap = SMAP_INITIALIZER(&smap); |
e8fe3026 EJ |
3089 | struct iface *iface; |
3090 | const char *type; | |
79f1cbe9 | 3091 | struct smap_node *node; |
e8fe3026 | 3092 | |
0e15264f | 3093 | iface = iface_find(argv[1]); |
e8fe3026 | 3094 | if (!iface) { |
bde9f75d | 3095 | unixctl_command_reply_error(conn, "no such interface"); |
e8fe3026 EJ |
3096 | return; |
3097 | } | |
3098 | ||
79f1cbe9 | 3099 | netdev_get_qos(iface->netdev, &type, &smap); |
e8fe3026 EJ |
3100 | |
3101 | if (*type != '\0') { | |
89454bf4 BP |
3102 | struct netdev_queue_dump dump; |
3103 | struct smap details; | |
3104 | unsigned int queue_id; | |
3105 | ||
e8fe3026 EJ |
3106 | ds_put_format(&ds, "QoS: %s %s\n", iface->name, type); |
3107 | ||
79f1cbe9 EJ |
3108 | SMAP_FOR_EACH (node, &smap) { |
3109 | ds_put_format(&ds, "%s: %s\n", node->key, node->value); | |
e8fe3026 EJ |
3110 | } |
3111 | ||
89454bf4 BP |
3112 | smap_init(&details); |
3113 | NETDEV_QUEUE_FOR_EACH (&queue_id, &details, &dump, iface->netdev) { | |
3114 | qos_unixctl_show_queue(queue_id, &details, iface, &ds); | |
e8fe3026 | 3115 | } |
89454bf4 BP |
3116 | smap_destroy(&details); |
3117 | ||
bde9f75d | 3118 | unixctl_command_reply(conn, ds_cstr(&ds)); |
e8fe3026 EJ |
3119 | } else { |
3120 | ds_put_format(&ds, "QoS not configured on %s\n", iface->name); | |
bde9f75d | 3121 | unixctl_command_reply_error(conn, ds_cstr(&ds)); |
e8fe3026 EJ |
3122 | } |
3123 | ||
79f1cbe9 | 3124 | smap_destroy(&smap); |
e8fe3026 EJ |
3125 | ds_destroy(&ds); |
3126 | } | |
3127 | \f | |
064af421 | 3128 | /* Bridge reconfiguration functions. */ |
66da9bef | 3129 | static void |
1a6f1e2a | 3130 | bridge_create(const struct ovsrec_bridge *br_cfg) |
064af421 BP |
3131 | { |
3132 | struct bridge *br; | |
064af421 | 3133 | |
cb22974d | 3134 | ovs_assert(!bridge_lookup(br_cfg->name)); |
ec6fde61 | 3135 | br = xzalloc(sizeof *br); |
064af421 | 3136 | |
1a6f1e2a | 3137 | br->name = xstrdup(br_cfg->name); |
f79e673f | 3138 | br->type = xstrdup(ofproto_normalize_type(br_cfg->datapath_type)); |
1a6f1e2a | 3139 | br->cfg = br_cfg; |
e3f55cb8 BP |
3140 | |
3141 | /* Derive the default Ethernet address from the bridge's UUID. This should | |
3142 | * be unique and it will be stable between ovs-vswitchd runs. */ | |
3143 | memcpy(br->default_ea, &br_cfg->header_.uuid, ETH_ADDR_LEN); | |
3144 | eth_addr_mark_random(br->default_ea); | |
064af421 | 3145 | |
8052fb14 | 3146 | hmap_init(&br->ports); |
d9a8717a | 3147 | hmap_init(&br->ifaces); |
ebea37cc | 3148 | hmap_init(&br->iface_by_name); |
fa066f01 | 3149 | hmap_init(&br->mirrors); |
4a1ee6ae | 3150 | |
99eef98b | 3151 | hmap_init(&br->mappings); |
764072fd | 3152 | hmap_insert(&all_bridges, &br->node, hash_string(br->name, 0)); |
064af421 BP |
3153 | } |
3154 | ||
3155 | static void | |
3156 | bridge_destroy(struct bridge *br) | |
3157 | { | |
3158 | if (br) { | |
fa066f01 BP |
3159 | struct mirror *mirror, *next_mirror; |
3160 | struct port *port, *next_port; | |
064af421 | 3161 | |
fa066f01 | 3162 | HMAP_FOR_EACH_SAFE (port, next_port, hmap_node, &br->ports) { |
8052fb14 | 3163 | port_destroy(port); |
064af421 | 3164 | } |
fa066f01 BP |
3165 | HMAP_FOR_EACH_SAFE (mirror, next_mirror, hmap_node, &br->mirrors) { |
3166 | mirror_destroy(mirror); | |
f76e2dfc | 3167 | } |
bae7208e | 3168 | |
764072fd | 3169 | hmap_remove(&all_bridges, &br->node); |
6d6ab93e | 3170 | ofproto_destroy(br->ofproto); |
d9a8717a | 3171 | hmap_destroy(&br->ifaces); |
8052fb14 | 3172 | hmap_destroy(&br->ports); |
ebea37cc | 3173 | hmap_destroy(&br->iface_by_name); |
fa066f01 | 3174 | hmap_destroy(&br->mirrors); |
99eef98b | 3175 | hmap_destroy(&br->mappings); |
064af421 | 3176 | free(br->name); |
66da9bef | 3177 | free(br->type); |
064af421 BP |
3178 | free(br); |
3179 | } | |
3180 | } | |
3181 | ||
3182 | static struct bridge * | |
3183 | bridge_lookup(const char *name) | |
3184 | { | |
3185 | struct bridge *br; | |
3186 | ||
764072fd | 3187 | HMAP_FOR_EACH_WITH_HASH (br, node, hash_string(name, 0), &all_bridges) { |
064af421 BP |
3188 | if (!strcmp(br->name, name)) { |
3189 | return br; | |
3190 | } | |
3191 | } | |
3192 | return NULL; | |
3193 | } | |
3194 | ||
4f2cad2c JP |
3195 | /* Handle requests for a listing of all flows known by the OpenFlow |
3196 | * stack, including those normally hidden. */ | |
3197 | static void | |
0e15264f BP |
3198 | bridge_unixctl_dump_flows(struct unixctl_conn *conn, int argc OVS_UNUSED, |
3199 | const char *argv[], void *aux OVS_UNUSED) | |
4f2cad2c JP |
3200 | { |
3201 | struct bridge *br; | |
3202 | struct ds results; | |
d295e8e9 | 3203 | |
0e15264f | 3204 | br = bridge_lookup(argv[1]); |
4f2cad2c | 3205 | if (!br) { |
bde9f75d | 3206 | unixctl_command_reply_error(conn, "Unknown bridge"); |
4f2cad2c JP |
3207 | return; |
3208 | } | |
3209 | ||
3210 | ds_init(&results); | |
3211 | ofproto_get_all_flows(br->ofproto, &results); | |
3212 | ||
bde9f75d | 3213 | unixctl_command_reply(conn, ds_cstr(&results)); |
4f2cad2c JP |
3214 | ds_destroy(&results); |
3215 | } | |
3216 | ||
fa05809b BP |
3217 | /* "bridge/reconnect [BRIDGE]": makes BRIDGE drop all of its controller |
3218 | * connections and reconnect. If BRIDGE is not specified, then all bridges | |
3219 | * drop their controller connections and reconnect. */ | |
3220 | static void | |
0e15264f BP |
3221 | bridge_unixctl_reconnect(struct unixctl_conn *conn, int argc, |
3222 | const char *argv[], void *aux OVS_UNUSED) | |
fa05809b BP |
3223 | { |
3224 | struct bridge *br; | |
0e15264f BP |
3225 | if (argc > 1) { |
3226 | br = bridge_lookup(argv[1]); | |
fa05809b | 3227 | if (!br) { |
bde9f75d | 3228 | unixctl_command_reply_error(conn, "Unknown bridge"); |
fa05809b BP |
3229 | return; |
3230 | } | |
3231 | ofproto_reconnect_controllers(br->ofproto); | |
3232 | } else { | |
764072fd | 3233 | HMAP_FOR_EACH (br, node, &all_bridges) { |
fa05809b BP |
3234 | ofproto_reconnect_controllers(br->ofproto); |
3235 | } | |
3236 | } | |
bde9f75d | 3237 | unixctl_command_reply(conn, NULL); |
fa05809b BP |
3238 | } |
3239 | ||
76ce9432 | 3240 | static size_t |
1a048029 | 3241 | bridge_get_controllers(const struct bridge *br, |
76ce9432 | 3242 | struct ovsrec_controller ***controllersp) |
064af421 | 3243 | { |
76ce9432 BP |
3244 | struct ovsrec_controller **controllers; |
3245 | size_t n_controllers; | |
064af421 | 3246 | |
1a048029 JP |
3247 | controllers = br->cfg->controller; |
3248 | n_controllers = br->cfg->n_controller; | |
76343538 | 3249 | |
76ce9432 BP |
3250 | if (n_controllers == 1 && !strcmp(controllers[0]->target, "none")) { |
3251 | controllers = NULL; | |
3252 | n_controllers = 0; | |
064af421 | 3253 | } |
76343538 | 3254 | |
76ce9432 BP |
3255 | if (controllersp) { |
3256 | *controllersp = controllers; | |
3257 | } | |
3258 | return n_controllers; | |
064af421 BP |
3259 | } |
3260 | ||
bae7208e | 3261 | static void |
2a73b1d7 BP |
3262 | bridge_collect_wanted_ports(struct bridge *br, |
3263 | const unsigned long int *splinter_vlans, | |
3264 | struct shash *wanted_ports) | |
bae7208e | 3265 | { |
6ae39834 | 3266 | size_t i; |
064af421 | 3267 | |
2a73b1d7 | 3268 | shash_init(wanted_ports); |
bae7208e | 3269 | |
76343538 BP |
3270 | for (i = 0; i < br->cfg->n_ports; i++) { |
3271 | const char *name = br->cfg->ports[i]->name; | |
2a73b1d7 | 3272 | if (!shash_add_once(wanted_ports, name, br->cfg->ports[i])) { |
76343538 BP |
3273 | VLOG_WARN("bridge %s: %s specified twice as bridge port", |
3274 | br->name, name); | |
3275 | } | |
3276 | } | |
b5827b24 | 3277 | if (bridge_get_controllers(br, NULL) |
2a73b1d7 | 3278 | && !shash_find(wanted_ports, br->name)) { |
cfea354b BP |
3279 | VLOG_WARN("bridge %s: no port named %s, synthesizing one", |
3280 | br->name, br->name); | |
72865317 | 3281 | |
a699f614 EJ |
3282 | ovsrec_interface_init(&br->synth_local_iface); |
3283 | ovsrec_port_init(&br->synth_local_port); | |
3284 | ||
cfea354b BP |
3285 | br->synth_local_port.interfaces = &br->synth_local_ifacep; |
3286 | br->synth_local_port.n_interfaces = 1; | |
3287 | br->synth_local_port.name = br->name; | |
3288 | ||
3289 | br->synth_local_iface.name = br->name; | |
66da9bef | 3290 | br->synth_local_iface.type = "internal"; |
cfea354b BP |
3291 | |
3292 | br->synth_local_ifacep = &br->synth_local_iface; | |
3293 | ||
2a73b1d7 | 3294 | shash_add(wanted_ports, br->name, &br->synth_local_port); |
064af421 | 3295 | } |
064af421 | 3296 | |
52a90c29 | 3297 | if (splinter_vlans) { |
2a73b1d7 | 3298 | add_vlan_splinter_ports(br, splinter_vlans, wanted_ports); |
52a90c29 | 3299 | } |
2a73b1d7 BP |
3300 | } |
3301 | ||
3302 | /* Deletes "struct port"s and "struct iface"s under 'br' which aren't | |
3303 | * consistent with 'br->cfg'. Updates 'br->if_cfg_queue' with interfaces which | |
3304 | * 'br' needs to complete its configuration. */ | |
3305 | static void | |
3306 | bridge_del_ports(struct bridge *br, const struct shash *wanted_ports) | |
3307 | { | |
3308 | struct shash_node *port_node; | |
3309 | struct port *port, *next; | |
52a90c29 | 3310 | |
4a1ee6ae | 3311 | /* Get rid of deleted ports. |
a70e4b2a | 3312 | * Get rid of deleted interfaces on ports that still exist. */ |
8052fb14 | 3313 | HMAP_FOR_EACH_SAFE (port, next, hmap_node, &br->ports) { |
2a73b1d7 | 3314 | port->cfg = shash_find_data(wanted_ports, port->name); |
66da9bef | 3315 | if (!port->cfg) { |
4a1ee6ae BP |
3316 | port_destroy(port); |
3317 | } else { | |
66da9bef | 3318 | port_del_ifaces(port); |
064af421 BP |
3319 | } |
3320 | } | |
4a1ee6ae | 3321 | |
2a73b1d7 BP |
3322 | /* Update iface->cfg and iface->type in interfaces that still exist. */ |
3323 | SHASH_FOR_EACH (port_node, wanted_ports) { | |
bae7208e EJ |
3324 | const struct ovsrec_port *port = port_node->data; |
3325 | size_t i; | |
3326 | ||
3327 | for (i = 0; i < port->n_interfaces; i++) { | |
3328 | const struct ovsrec_interface *cfg = port->interfaces[i]; | |
3329 | struct iface *iface = iface_lookup(br, cfg->name); | |
046f1f89 | 3330 | const char *type = iface_get_type(cfg, br->cfg); |
bae7208e EJ |
3331 | |
3332 | if (iface) { | |
3333 | iface->cfg = cfg; | |
046f1f89 | 3334 | iface->type = type; |
0faed346 EJ |
3335 | } else if (!strcmp(type, "null")) { |
3336 | VLOG_WARN_ONCE("%s: The null interface type is deprecated and" | |
3337 | " may be removed in February 2013. Please email" | |
3338 | " dev@openvswitch.org with concerns.", | |
3339 | cfg->name); | |
3340 | } else { | |
2a73b1d7 | 3341 | /* We will add new interfaces later. */ |
bae7208e | 3342 | } |
ceb4559f | 3343 | } |
064af421 | 3344 | } |
064af421 BP |
3345 | } |
3346 | ||
7d674866 BP |
3347 | /* Initializes 'oc' appropriately as a management service controller for |
3348 | * 'br'. | |
3349 | * | |
3350 | * The caller must free oc->target when it is no longer needed. */ | |
3351 | static void | |
3352 | bridge_ofproto_controller_for_mgmt(const struct bridge *br, | |
3353 | struct ofproto_controller *oc) | |
3354 | { | |
b43c6fe2 | 3355 | oc->target = xasprintf("punix:%s/%s.mgmt", ovs_rundir(), br->name); |
7d674866 BP |
3356 | oc->max_backoff = 0; |
3357 | oc->probe_interval = 60; | |
3358 | oc->band = OFPROTO_OUT_OF_BAND; | |
7d674866 BP |
3359 | oc->rate_limit = 0; |
3360 | oc->burst_limit = 0; | |
9886b662 | 3361 | oc->enable_async_msgs = true; |
10bf2380 | 3362 | oc->dscp = 0; |
7d674866 BP |
3363 | } |
3364 | ||
3365 | /* Converts ovsrec_controller 'c' into an ofproto_controller in 'oc'. */ | |
3366 | static void | |
3367 | bridge_ofproto_controller_from_ovsrec(const struct ovsrec_controller *c, | |
3368 | struct ofproto_controller *oc) | |
3369 | { | |
a699f614 | 3370 | int dscp; |
f125905c | 3371 | |
7d674866 BP |
3372 | oc->target = c->target; |
3373 | oc->max_backoff = c->max_backoff ? *c->max_backoff / 1000 : 8; | |
3374 | oc->probe_interval = c->inactivity_probe ? *c->inactivity_probe / 1000 : 5; | |
3375 | oc->band = (!c->connection_mode || !strcmp(c->connection_mode, "in-band") | |
3376 | ? OFPROTO_IN_BAND : OFPROTO_OUT_OF_BAND); | |
7d674866 BP |
3377 | oc->rate_limit = c->controller_rate_limit ? *c->controller_rate_limit : 0; |
3378 | oc->burst_limit = (c->controller_burst_limit | |
3379 | ? *c->controller_burst_limit : 0); | |
9886b662 BP |
3380 | oc->enable_async_msgs = (!c->enable_async_messages |
3381 | || *c->enable_async_messages); | |
a699f614 EJ |
3382 | dscp = smap_get_int(&c->other_config, "dscp", DSCP_DEFAULT); |
3383 | if (dscp < 0 || dscp > 63) { | |
3384 | dscp = DSCP_DEFAULT; | |
f125905c | 3385 | } |
a699f614 | 3386 | oc->dscp = dscp; |
7d674866 BP |
3387 | } |
3388 | ||
3389 | /* Configures the IP stack for 'br''s local interface properly according to the | |
3390 | * configuration in 'c'. */ | |
3391 | static void | |
3392 | bridge_configure_local_iface_netdev(struct bridge *br, | |
3393 | struct ovsrec_controller *c) | |
3394 | { | |
3395 | struct netdev *netdev; | |
3396 | struct in_addr mask, gateway; | |
3397 | ||
3398 | struct iface *local_iface; | |
3399 | struct in_addr ip; | |
3400 | ||
7d674866 | 3401 | /* If there's no local interface or no IP address, give up. */ |
892815f5 | 3402 | local_iface = iface_from_ofp_port(br, OFPP_LOCAL); |
1bbd1728 GS |
3403 | if (!local_iface || !c->local_ip |
3404 | || !inet_pton(AF_INET, c->local_ip, &ip)) { | |
7d674866 BP |
3405 | return; |
3406 | } | |
3407 | ||
3408 | /* Bring up the local interface. */ | |
3409 | netdev = local_iface->netdev; | |
4b609110 | 3410 | netdev_turn_flags_on(netdev, NETDEV_UP, NULL); |
7d674866 BP |
3411 | |
3412 | /* Configure the IP address and netmask. */ | |
3413 | if (!c->local_netmask | |
1bbd1728 | 3414 | || !inet_pton(AF_INET, c->local_netmask, &mask) |
7d674866 BP |
3415 | || !mask.s_addr) { |
3416 | mask.s_addr = guess_netmask(ip.s_addr); | |
3417 | } | |
3418 | if (!netdev_set_in4(netdev, ip, mask)) { | |
3419 | VLOG_INFO("bridge %s: configured IP address "IP_FMT", netmask "IP_FMT, | |
ed36537e | 3420 | br->name, IP_ARGS(ip.s_addr), IP_ARGS(mask.s_addr)); |
7d674866 BP |
3421 | } |
3422 | ||
3423 | /* Configure the default gateway. */ | |
3424 | if (c->local_gateway | |
1bbd1728 | 3425 | && inet_pton(AF_INET, c->local_gateway, &gateway) |
7d674866 BP |
3426 | && gateway.s_addr) { |
3427 | if (!netdev_add_router(netdev, gateway)) { | |
3428 | VLOG_INFO("bridge %s: configured gateway "IP_FMT, | |
ed36537e | 3429 | br->name, IP_ARGS(gateway.s_addr)); |
7d674866 BP |
3430 | } |
3431 | } | |
3432 | } | |
3433 | ||
cb4ef1ea BP |
3434 | /* Returns true if 'a' and 'b' are the same except that any number of slashes |
3435 | * in either string are treated as equal to any number of slashes in the other, | |
329e3462 PR |
3436 | * e.g. "x///y" is equal to "x/y". |
3437 | * | |
3438 | * Also, if 'b_stoplen' bytes from 'b' are found to be equal to corresponding | |
3439 | * bytes from 'a', the function considers this success. Specify 'b_stoplen' as | |
3440 | * SIZE_MAX to compare all of 'a' to all of 'b' rather than just a prefix of | |
3441 | * 'b' against a prefix of 'a'. | |
3442 | */ | |
cb4ef1ea | 3443 | static bool |
329e3462 | 3444 | equal_pathnames(const char *a, const char *b, size_t b_stoplen) |
cb4ef1ea | 3445 | { |
329e3462 | 3446 | const char *b_start = b; |
4a1d4e86 BP |
3447 | for (;;) { |
3448 | if (b - b_start >= b_stoplen) { | |
3449 | return true; | |
3450 | } else if (*a != *b) { | |
3451 | return false; | |
3452 | } else if (*a == '/') { | |
cb4ef1ea BP |
3453 | a += strspn(a, "/"); |
3454 | b += strspn(b, "/"); | |
3455 | } else if (*a == '\0') { | |
3456 | return true; | |
3457 | } else { | |
3458 | a++; | |
3459 | b++; | |
3460 | } | |
3461 | } | |
cb4ef1ea BP |
3462 | } |
3463 | ||
064af421 | 3464 | static void |
fa066f01 BP |
3465 | bridge_configure_remotes(struct bridge *br, |
3466 | const struct sockaddr_in *managers, size_t n_managers) | |
064af421 | 3467 | { |
a699f614 | 3468 | bool disable_in_band; |
b1da6250 | 3469 | |
76ce9432 BP |
3470 | struct ovsrec_controller **controllers; |
3471 | size_t n_controllers; | |
7d674866 | 3472 | |
66da9bef | 3473 | enum ofproto_fail_mode fail_mode; |
7d674866 BP |
3474 | |
3475 | struct ofproto_controller *ocs; | |
3476 | size_t n_ocs; | |
3477 | size_t i; | |
064af421 | 3478 | |
8731b2b6 | 3479 | /* Check if we should disable in-band control on this bridge. */ |
a699f614 EJ |
3480 | disable_in_band = smap_get_bool(&br->cfg->other_config, "disable-in-band", |
3481 | false); | |
8731b2b6 | 3482 | |
b1da6250 | 3483 | /* Set OpenFlow queue ID for in-band control. */ |
a699f614 EJ |
3484 | ofproto_set_in_band_queue(br->ofproto, |
3485 | smap_get_int(&br->cfg->other_config, | |
3486 | "in-band-queue", -1)); | |
b1da6250 | 3487 | |
8731b2b6 JP |
3488 | if (disable_in_band) { |
3489 | ofproto_set_extra_in_band_remotes(br->ofproto, NULL, 0); | |
3490 | } else { | |
3491 | ofproto_set_extra_in_band_remotes(br->ofproto, managers, n_managers); | |
3492 | } | |
cd11000b | 3493 | |
1a048029 | 3494 | n_controllers = bridge_get_controllers(br, &controllers); |
064af421 | 3495 | |
7d674866 BP |
3496 | ocs = xmalloc((n_controllers + 1) * sizeof *ocs); |
3497 | n_ocs = 0; | |
064af421 | 3498 | |
7d674866 BP |
3499 | bridge_ofproto_controller_for_mgmt(br, &ocs[n_ocs++]); |
3500 | for (i = 0; i < n_controllers; i++) { | |
3501 | struct ovsrec_controller *c = controllers[i]; | |
76ce9432 | 3502 | |
7d674866 BP |
3503 | if (!strncmp(c->target, "punix:", 6) |
3504 | || !strncmp(c->target, "unix:", 5)) { | |
3505 | static struct vlog_rate_limit rl = VLOG_RATE_LIMIT_INIT(1, 5); | |
cb4ef1ea BP |
3506 | char *whitelist; |
3507 | ||
329e3462 PR |
3508 | if (!strncmp(c->target, "unix:", 5)) { |
3509 | /* Connect to a listening socket */ | |
3510 | whitelist = xasprintf("unix:%s/", ovs_rundir()); | |
2c487bc8 PR |
3511 | if (strchr(c->target, '/') && |
3512 | !equal_pathnames(c->target, whitelist, | |
3513 | strlen(whitelist))) { | |
3514 | /* Absolute path specified, but not in ovs_rundir */ | |
329e3462 PR |
3515 | VLOG_ERR_RL(&rl, "bridge %s: Not connecting to socket " |
3516 | "controller \"%s\" due to possibility for " | |
3517 | "remote exploit. Instead, specify socket " | |
3518 | "in whitelisted \"%s\" or connect to " | |
3519 | "\"unix:%s/%s.mgmt\" (which is always " | |
3520 | "available without special configuration).", | |
3521 | br->name, c->target, whitelist, | |
cb4ef1ea | 3522 | ovs_rundir(), br->name); |
329e3462 PR |
3523 | free(whitelist); |
3524 | continue; | |
3525 | } | |
3526 | } else { | |
3527 | whitelist = xasprintf("punix:%s/%s.controller", | |
3528 | ovs_rundir(), br->name); | |
3529 | if (!equal_pathnames(c->target, whitelist, SIZE_MAX)) { | |
3530 | /* Prevent remote ovsdb-server users from accessing | |
3531 | * arbitrary Unix domain sockets and overwriting arbitrary | |
3532 | * local files. */ | |
3533 | VLOG_ERR_RL(&rl, "bridge %s: Not adding Unix domain socket " | |
3534 | "controller \"%s\" due to possibility of " | |
3535 | "overwriting local files. Instead, specify " | |
3536 | "whitelisted \"%s\" or connect to " | |
3537 | "\"unix:%s/%s.mgmt\" (which is always " | |
3538 | "available without special configuration).", | |
3539 | br->name, c->target, whitelist, | |
3540 | ovs_rundir(), br->name); | |
3541 | free(whitelist); | |
3542 | continue; | |
3543 | } | |
cb4ef1ea | 3544 | } |
4d6fb5eb | 3545 | |
cb4ef1ea | 3546 | free(whitelist); |
4d6fb5eb EJ |
3547 | } |
3548 | ||
7d674866 | 3549 | bridge_configure_local_iface_netdev(br, c); |
8731b2b6 JP |
3550 | bridge_ofproto_controller_from_ovsrec(c, &ocs[n_ocs]); |
3551 | if (disable_in_band) { | |
3552 | ocs[n_ocs].band = OFPROTO_OUT_OF_BAND; | |
f620b43a | 3553 | } |
8731b2b6 | 3554 | n_ocs++; |
be02e7c3 | 3555 | } |
be02e7c3 | 3556 | |
7beaa082 SH |
3557 | ofproto_set_controllers(br->ofproto, ocs, n_ocs, |
3558 | bridge_get_allowed_versions(br)); | |
7d674866 BP |
3559 | free(ocs[0].target); /* From bridge_ofproto_controller_for_mgmt(). */ |
3560 | free(ocs); | |
66da9bef BP |
3561 | |
3562 | /* Set the fail-mode. */ | |
3563 | fail_mode = !br->cfg->fail_mode | |
3564 | || !strcmp(br->cfg->fail_mode, "standalone") | |
3565 | ? OFPROTO_FAIL_STANDALONE | |
3566 | : OFPROTO_FAIL_SECURE; | |
3567 | ofproto_set_fail_mode(br->ofproto, fail_mode); | |
3568 | ||
3569 | /* Configure OpenFlow controller connection snooping. */ | |
3570 | if (!ofproto_has_snoops(br->ofproto)) { | |
3571 | struct sset snoops; | |
5827ce14 | 3572 | |
66da9bef BP |
3573 | sset_init(&snoops); |
3574 | sset_add_and_free(&snoops, xasprintf("punix:%s/%s.snoop", | |
3575 | ovs_rundir(), br->name)); | |
3576 | ofproto_set_snoops(br->ofproto, &snoops); | |
3577 | sset_destroy(&snoops); | |
064af421 BP |
3578 | } |
3579 | } | |
254750ce BP |
3580 | |
3581 | static void | |
3582 | bridge_configure_tables(struct bridge *br) | |
3583 | { | |
3584 | static struct vlog_rate_limit rl = VLOG_RATE_LIMIT_INIT(1, 5); | |
3585 | int n_tables; | |
13751fd8 | 3586 | int i, j, k; |
254750ce BP |
3587 | |
3588 | n_tables = ofproto_get_n_tables(br->ofproto); | |
3589 | j = 0; | |
3590 | for (i = 0; i < n_tables; i++) { | |
3591 | struct ofproto_table_settings s; | |
480cda3a | 3592 | bool use_default_prefixes = true; |
254750ce BP |
3593 | |
3594 | s.name = NULL; | |
3595 | s.max_flows = UINT_MAX; | |
3596 | s.groups = NULL; | |
3597 | s.n_groups = 0; | |
13751fd8 JR |
3598 | s.n_prefix_fields = 0; |
3599 | memset(s.prefix_fields, ~0, sizeof(s.prefix_fields)); | |
254750ce BP |
3600 | |
3601 | if (j < br->cfg->n_flow_tables && i == br->cfg->key_flow_tables[j]) { | |
3602 | struct ovsrec_flow_table *cfg = br->cfg->value_flow_tables[j++]; | |
3603 | ||
3604 | s.name = cfg->name; | |
3605 | if (cfg->n_flow_limit && *cfg->flow_limit < UINT_MAX) { | |
3606 | s.max_flows = *cfg->flow_limit; | |
3607 | } | |
3608 | if (cfg->overflow_policy | |
3609 | && !strcmp(cfg->overflow_policy, "evict")) { | |
254750ce BP |
3610 | |
3611 | s.groups = xmalloc(cfg->n_groups * sizeof *s.groups); | |
3612 | for (k = 0; k < cfg->n_groups; k++) { | |
3613 | const char *string = cfg->groups[k]; | |
3614 | char *msg; | |
3615 | ||
3616 | msg = mf_parse_subfield__(&s.groups[k], &string); | |
3617 | if (msg) { | |
3618 | VLOG_WARN_RL(&rl, "bridge %s table %d: error parsing " | |
3619 | "'groups' (%s)", br->name, i, msg); | |
3620 | free(msg); | |
3621 | } else if (*string) { | |
3622 | VLOG_WARN_RL(&rl, "bridge %s table %d: 'groups' " | |
3623 | "element '%s' contains trailing garbage", | |
3624 | br->name, i, cfg->groups[k]); | |
3625 | } else { | |
3626 | s.n_groups++; | |
3627 | } | |
3628 | } | |
3629 | } | |
13751fd8 JR |
3630 | /* Prefix lookup fields. */ |
3631 | s.n_prefix_fields = 0; | |
3632 | for (k = 0; k < cfg->n_prefixes; k++) { | |
3633 | const char *name = cfg->prefixes[k]; | |
f017d986 JR |
3634 | const struct mf_field *mf; |
3635 | ||
3636 | if (strcmp(name, "none") == 0) { | |
480cda3a JR |
3637 | use_default_prefixes = false; |
3638 | s.n_prefix_fields = 0; | |
3639 | break; | |
f017d986 JR |
3640 | } |
3641 | mf = mf_from_name(name); | |
13751fd8 JR |
3642 | if (!mf) { |
3643 | VLOG_WARN("bridge %s: 'prefixes' with unknown field: %s", | |
3644 | br->name, name); | |
3645 | continue; | |
3646 | } | |
3647 | if (mf->flow_be32ofs < 0 || mf->n_bits % 32) { | |
3648 | VLOG_WARN("bridge %s: 'prefixes' with incompatible field: " | |
3649 | "%s", br->name, name); | |
3650 | continue; | |
3651 | } | |
3652 | if (s.n_prefix_fields >= ARRAY_SIZE(s.prefix_fields)) { | |
3653 | VLOG_WARN("bridge %s: 'prefixes' with too many fields, " | |
3654 | "field not used: %s", br->name, name); | |
3655 | continue; | |
3656 | } | |
480cda3a | 3657 | use_default_prefixes = false; |
13751fd8 JR |
3658 | s.prefix_fields[s.n_prefix_fields++] = mf->id; |
3659 | } | |
480cda3a JR |
3660 | } |
3661 | if (use_default_prefixes) { | |
3662 | /* Use default values. */ | |
3663 | s.n_prefix_fields = ARRAY_SIZE(default_prefix_fields); | |
3664 | memcpy(s.prefix_fields, default_prefix_fields, | |
3665 | sizeof default_prefix_fields); | |
3666 | } else { | |
3667 | int k; | |
3668 | struct ds ds = DS_EMPTY_INITIALIZER; | |
3669 | for (k = 0; k < s.n_prefix_fields; k++) { | |
3670 | if (k) { | |
3671 | ds_put_char(&ds, ','); | |
13751fd8 | 3672 | } |
480cda3a JR |
3673 | ds_put_cstr(&ds, mf_from_id(s.prefix_fields[k])->name); |
3674 | } | |
3675 | if (s.n_prefix_fields == 0) { | |
3676 | ds_put_cstr(&ds, "none"); | |
13751fd8 | 3677 | } |
480cda3a JR |
3678 | VLOG_INFO("bridge %s table %d: Prefix lookup with: %s.", |
3679 | br->name, i, ds_cstr(&ds)); | |
3680 | ds_destroy(&ds); | |
254750ce BP |
3681 | } |
3682 | ||
3683 | ofproto_configure_table(br->ofproto, i, &s); | |
3684 | ||
3685 | free(s.groups); | |
3686 | } | |
3687 | for (; j < br->cfg->n_flow_tables; j++) { | |
3688 | VLOG_WARN_RL(&rl, "bridge %s: ignoring configuration for flow table " | |
3689 | "%"PRId64" not supported by this datapath", br->name, | |
3690 | br->cfg->key_flow_tables[j]); | |
3691 | } | |
3692 | } | |
8b6ff729 BP |
3693 | |
3694 | static void | |
3695 | bridge_configure_dp_desc(struct bridge *br) | |
3696 | { | |
3697 | ofproto_set_dp_desc(br->ofproto, | |
3698 | smap_get(&br->cfg->other_config, "dp-desc")); | |
3699 | } | |
99eef98b DF |
3700 | |
3701 | static struct aa_mapping * | |
3702 | bridge_aa_mapping_find(struct bridge *br, const int64_t isid) | |
3703 | { | |
3704 | struct aa_mapping *m; | |
3705 | ||
3706 | HMAP_FOR_EACH_IN_BUCKET (m, | |
3707 | hmap_node, | |
3708 | hash_bytes(&isid, sizeof isid, 0), | |
3709 | &br->mappings) { | |
3710 | if (isid == m->isid) { | |
3711 | return m; | |
3712 | } | |
3713 | } | |
3714 | return NULL; | |
3715 | } | |
3716 | ||
3717 | static struct aa_mapping * | |
3718 | bridge_aa_mapping_create(struct bridge *br, | |
3719 | const int64_t isid, | |
3720 | const int64_t vlan) | |
3721 | { | |
3722 | struct aa_mapping *m; | |
3723 | ||
3724 | m = xzalloc(sizeof *m); | |
3725 | m->bridge = br; | |
3726 | m->isid = isid; | |
3727 | m->vlan = vlan; | |
3728 | m->br_name = xstrdup(br->name); | |
3729 | hmap_insert(&br->mappings, | |
3730 | &m->hmap_node, | |
3731 | hash_bytes(&isid, sizeof isid, 0)); | |
3732 | ||
3733 | return m; | |
3734 | } | |
3735 | ||
3736 | static void | |
3737 | bridge_aa_mapping_destroy(struct aa_mapping *m) | |
3738 | { | |
3739 | if (m) { | |
3740 | struct bridge *br = m->bridge; | |
3741 | ||
3742 | if (br->ofproto) { | |
3743 | ofproto_aa_mapping_unregister(br->ofproto, m); | |
3744 | } | |
3745 | ||
3746 | hmap_remove(&br->mappings, &m->hmap_node); | |
3747 | if (m->br_name) { | |
3748 | free(m->br_name); | |
3749 | } | |
3750 | free(m); | |
3751 | } | |
3752 | } | |
3753 | ||
3754 | static bool | |
3755 | bridge_aa_mapping_configure(struct aa_mapping *m) | |
3756 | { | |
3757 | struct aa_mapping_settings s; | |
3758 | ||
3759 | s.isid = m->isid; | |
3760 | s.vlan = m->vlan; | |
3761 | ||
3762 | /* Configure. */ | |
3763 | ofproto_aa_mapping_register(m->bridge->ofproto, m, &s); | |
3764 | ||
3765 | return true; | |
3766 | } | |
3767 | ||
3768 | static void | |
3769 | bridge_configure_aa(struct bridge *br) | |
3770 | { | |
3771 | const struct ovsdb_datum *mc; | |
3772 | struct ovsrec_autoattach *auto_attach = br->cfg->auto_attach; | |
3773 | struct aa_settings aa_s; | |
3774 | struct aa_mapping *m, *next; | |
3775 | size_t i; | |
3776 | ||
3777 | if (!auto_attach) { | |
3778 | ofproto_set_aa(br->ofproto, NULL, NULL); | |
3779 | return; | |
3780 | } | |
3781 | ||
3782 | memset(&aa_s, 0, sizeof aa_s); | |
3783 | aa_s.system_description = auto_attach->system_description; | |
3784 | aa_s.system_name = auto_attach->system_name; | |
3785 | ofproto_set_aa(br->ofproto, NULL, &aa_s); | |
3786 | ||
3787 | mc = ovsrec_autoattach_get_mappings(auto_attach, | |
3788 | OVSDB_TYPE_INTEGER, | |
3789 | OVSDB_TYPE_INTEGER); | |
3790 | HMAP_FOR_EACH_SAFE (m, next, hmap_node, &br->mappings) { | |
3791 | union ovsdb_atom atom; | |
3792 | ||
3793 | atom.integer = m->isid; | |
3794 | if (ovsdb_datum_find_key(mc, &atom, OVSDB_TYPE_UUID) == UINT_MAX) { | |
3795 | VLOG_INFO("Deleting isid=%"PRId64", vlan=%"PRId64, | |
3796 | m->isid, | |
3797 | m->vlan); | |
3798 | bridge_aa_mapping_destroy(m); | |
3799 | } | |
3800 | } | |
3801 | ||
3802 | /* Add new mappings and reconfigure existing ones. */ | |
3803 | for (i = 0; i < auto_attach->n_mappings; ++i) { | |
3804 | struct aa_mapping *m = | |
3805 | bridge_aa_mapping_find(br, auto_attach->key_mappings[i]); | |
3806 | ||
3807 | if (!m) { | |
3808 | VLOG_INFO("Adding isid=%"PRId64", vlan=%"PRId64, | |
3809 | auto_attach->key_mappings[i], | |
3810 | auto_attach->value_mappings[i]); | |
3811 | m = bridge_aa_mapping_create(br, | |
3812 | auto_attach->key_mappings[i], | |
3813 | auto_attach->value_mappings[i]); | |
3814 | ||
3815 | if (!bridge_aa_mapping_configure(m)) { | |
3816 | bridge_aa_mapping_destroy(m); | |
3817 | } | |
3818 | } | |
3819 | } | |
3820 | } | |
3821 | ||
3822 | static bool | |
3823 | bridge_aa_need_refresh(struct bridge *br) | |
3824 | { | |
3825 | return ofproto_aa_vlan_get_queue_size(br->ofproto) > 0; | |
3826 | } | |
3827 | ||
3828 | static void | |
3829 | bridge_aa_update_trunks(struct port *port, struct bridge_aa_vlan *m) | |
3830 | { | |
3831 | int64_t *trunks = NULL; | |
3832 | unsigned int i = 0; | |
3833 | bool found = false, reconfigure = false; | |
3834 | ||
3835 | for (i = 0; i < port->cfg->n_trunks; i++) { | |
3836 | if (port->cfg->trunks[i] == m->vlan) { | |
3837 | found = true; | |
3838 | break; | |
3839 | } | |
3840 | } | |
3841 | ||
3842 | switch (m->oper) { | |
3843 | case BRIDGE_AA_VLAN_OPER_ADD: | |
3844 | if (!found) { | |
3845 | trunks = xmalloc(sizeof *trunks * (port->cfg->n_trunks + 1)); | |
3846 | ||
3847 | for (i = 0; i < port->cfg->n_trunks; i++) { | |
3848 | trunks[i] = port->cfg->trunks[i]; | |
3849 | } | |
3850 | trunks[i++] = m->vlan; | |
3851 | reconfigure = true; | |
3852 | } | |
3853 | ||
3854 | break; | |
3855 | ||
3856 | case BRIDGE_AA_VLAN_OPER_REMOVE: | |
3857 | if (found) { | |
3858 | unsigned int j = 0; | |
3859 | ||
3860 | trunks = xmalloc(sizeof *trunks * (port->cfg->n_trunks - 1)); | |
3861 | ||
3862 | for (i = 0; i < port->cfg->n_trunks; i++) { | |
3863 | if (port->cfg->trunks[i] != m->vlan) { | |
3864 | trunks[j++] = port->cfg->trunks[i]; | |
3865 | } | |
3866 | } | |
3867 | i = j; | |
3868 | reconfigure = true; | |
3869 | } | |
3870 | ||
3871 | break; | |
3872 | ||
3873 | case BRIDGE_AA_VLAN_OPER_UNDEF: | |
3874 | default: | |
3875 | VLOG_WARN("unrecognized operation %u", m->oper); | |
3876 | break; | |
3877 | } | |
3878 | ||
3879 | if (reconfigure) { | |
3880 | /* VLAN switching under trunk mode cause the trunk port to switch all | |
3881 | * VLANs, see ovs-vswitchd.conf.db | |
3882 | */ | |
3883 | if (i == 0) { | |
3884 | static char *vlan_mode_access = "access"; | |
3885 | ovsrec_port_set_vlan_mode(port->cfg, vlan_mode_access); | |
3886 | } | |
3887 | ||
3888 | if (i == 1) { | |
3889 | static char *vlan_mode_trunk = "trunk"; | |
3890 | ovsrec_port_set_vlan_mode(port->cfg, vlan_mode_trunk); | |
3891 | } | |
3892 | ||
3893 | ovsrec_port_set_trunks(port->cfg, trunks, i); | |
3894 | ||
3895 | /* Force reconfigure of the port. */ | |
3896 | port_configure(port); | |
3897 | } | |
3898 | } | |
3899 | ||
3900 | static void | |
3901 | bridge_aa_refresh_queued(struct bridge *br) | |
3902 | { | |
3903 | struct ovs_list *list = xmalloc(sizeof *list); | |
3904 | struct bridge_aa_vlan *node; | |
3905 | ||
3906 | list_init(list); | |
3907 | ofproto_aa_vlan_get_queued(br->ofproto, list); | |
3908 | ||
3909 | LIST_FOR_EACH(node, list_node, list) { | |
3910 | struct port *port; | |
3911 | ||
3912 | VLOG_INFO("ifname=%s, vlan=%u, oper=%u", node->port_name, node->vlan, | |
3913 | node->oper); | |
3914 | ||
3915 | port = port_lookup(br, node->port_name); | |
3916 | if (port) { | |
3917 | bridge_aa_update_trunks(port, node); | |
3918 | } | |
3919 | ||
3920 | list_remove(&node->list_node); | |
3921 | free(node->port_name); | |
3922 | free(node); | |
3923 | } | |
3924 | ||
3925 | free(list); | |
3926 | } | |
3927 | ||
064af421 | 3928 | \f |
fa066f01 | 3929 | /* Port functions. */ |
064af421 | 3930 | |
f620b43a | 3931 | static struct port * |
fa066f01 | 3932 | port_create(struct bridge *br, const struct ovsrec_port *cfg) |
064af421 | 3933 | { |
f620b43a BP |
3934 | struct port *port; |
3935 | ||
3936 | port = xzalloc(sizeof *port); | |
3937 | port->bridge = br; | |
fa066f01 BP |
3938 | port->name = xstrdup(cfg->name); |
3939 | port->cfg = cfg; | |
f620b43a BP |
3940 | list_init(&port->ifaces); |
3941 | ||
3942 | hmap_insert(&br->ports, &port->hmap_node, hash_string(port->name, 0)); | |
f620b43a | 3943 | return port; |
064af421 BP |
3944 | } |
3945 | ||
fa066f01 | 3946 | /* Deletes interfaces from 'port' that are no longer configured for it. */ |
064af421 | 3947 | static void |
fa066f01 | 3948 | port_del_ifaces(struct port *port) |
064af421 | 3949 | { |
f620b43a BP |
3950 | struct iface *iface, *next; |
3951 | struct sset new_ifaces; | |
3952 | size_t i; | |
064af421 | 3953 | |
f620b43a BP |
3954 | /* Collect list of new interfaces. */ |
3955 | sset_init(&new_ifaces); | |
fa066f01 BP |
3956 | for (i = 0; i < port->cfg->n_interfaces; i++) { |
3957 | const char *name = port->cfg->interfaces[i]->name; | |
93f331d3 | 3958 | const char *type = port->cfg->interfaces[i]->type; |
00794817 BP |
3959 | if (strcmp(type, "null")) { |
3960 | sset_add(&new_ifaces, name); | |
3961 | } | |
f620b43a | 3962 | } |
064af421 | 3963 | |
f620b43a BP |
3964 | /* Get rid of deleted interfaces. */ |
3965 | LIST_FOR_EACH_SAFE (iface, next, port_elem, &port->ifaces) { | |
3966 | if (!sset_contains(&new_ifaces, iface->name)) { | |
3967 | iface_destroy(iface); | |
064af421 | 3968 | } |
064af421 | 3969 | } |
f620b43a BP |
3970 | |
3971 | sset_destroy(&new_ifaces); | |
064af421 BP |
3972 | } |
3973 | ||
064af421 BP |
3974 | static void |
3975 | port_destroy(struct port *port) | |
3976 | { | |
3977 | if (port) { | |
3978 | struct bridge *br = port->bridge; | |
83db7968 | 3979 | struct iface *iface, *next; |
064af421 | 3980 | |
fa066f01 BP |
3981 | if (br->ofproto) { |
3982 | ofproto_bundle_unregister(br->ofproto, port); | |
064af421 BP |
3983 | } |
3984 | ||
83db7968 | 3985 | LIST_FOR_EACH_SAFE (iface, next, port_elem, &port->ifaces) { |
2a73b1d7 | 3986 | iface_destroy__(iface); |
064af421 BP |
3987 | } |
3988 | ||
8052fb14 | 3989 | hmap_remove(&br->ports, &port->hmap_node); |
064af421 BP |
3990 | free(port->name); |
3991 | free(port); | |
064af421 BP |
3992 | } |
3993 | } | |
3994 | ||
064af421 BP |
3995 | static struct port * |
3996 | port_lookup(const struct bridge *br, const char *name) | |
3997 | { | |
8052fb14 BP |
3998 | struct port *port; |
3999 | ||
4000 | HMAP_FOR_EACH_WITH_HASH (port, hmap_node, hash_string(name, 0), | |
4001 | &br->ports) { | |
4002 | if (!strcmp(port->name, name)) { | |
4003 | return port; | |
4004 | } | |
4005 | } | |
4006 | return NULL; | |
064af421 BP |
4007 | } |
4008 | ||
7a673515 BP |
4009 | static bool |
4010 | enable_lacp(struct port *port, bool *activep) | |
4011 | { | |
4012 | if (!port->cfg->lacp) { | |
4013 | /* XXX when LACP implementation has been sufficiently tested, enable by | |
4014 | * default and make active on bonded ports. */ | |
4015 | return false; | |
4016 | } else if (!strcmp(port->cfg->lacp, "off")) { | |
4017 | return false; | |
4018 | } else if (!strcmp(port->cfg->lacp, "active")) { | |
4019 | *activep = true; | |
4020 | return true; | |
4021 | } else if (!strcmp(port->cfg->lacp, "passive")) { | |
4022 | *activep = false; | |
4023 | return true; | |
4024 | } else { | |
4025 | VLOG_WARN("port %s: unknown LACP mode %s", | |
4026 | port->name, port->cfg->lacp); | |
4027 | return false; | |
4028 | } | |
4029 | } | |
4030 | ||
fa066f01 BP |
4031 | static struct lacp_settings * |
4032 | port_configure_lacp(struct port *port, struct lacp_settings *s) | |
5827ce14 | 4033 | { |
e567943d | 4034 | const char *lacp_time, *system_id; |
b5a25389 | 4035 | int priority; |
5827ce14 | 4036 | |
fa066f01 BP |
4037 | if (!enable_lacp(port, &s->active)) { |
4038 | return NULL; | |
abd4a95d EJ |
4039 | } |
4040 | ||
fa066f01 | 4041 | s->name = port->name; |
e567943d | 4042 | |
a699f614 | 4043 | system_id = smap_get(&port->cfg->other_config, "lacp-system-id"); |
a9bf011b | 4044 | if (system_id) { |
c2c28dfd BP |
4045 | if (!ovs_scan(system_id, ETH_ADDR_SCAN_FMT, |
4046 | ETH_ADDR_SCAN_ARGS(s->id))) { | |
a9bf011b EJ |
4047 | VLOG_WARN("port %s: LACP system ID (%s) must be an Ethernet" |
4048 | " address.", port->name, system_id); | |
4049 | return NULL; | |
4050 | } | |
4051 | } else { | |
e567943d EJ |
4052 | memcpy(s->id, port->bridge->ea, ETH_ADDR_LEN); |
4053 | } | |
b5a25389 | 4054 | |
69fdadb1 EJ |
4055 | if (eth_addr_is_zero(s->id)) { |
4056 | VLOG_WARN("port %s: Invalid zero LACP system ID.", port->name); | |
4057 | return NULL; | |
4058 | } | |
4059 | ||
b5a25389 | 4060 | /* Prefer bondable links if unspecified. */ |
a699f614 EJ |
4061 | priority = smap_get_int(&port->cfg->other_config, "lacp-system-priority", |
4062 | 0); | |
fa066f01 BP |
4063 | s->priority = (priority > 0 && priority <= UINT16_MAX |
4064 | ? priority | |
4065 | : UINT16_MAX - !list_is_short(&port->ifaces)); | |
b5a25389 | 4066 | |
a699f614 EJ |
4067 | lacp_time = smap_get(&port->cfg->other_config, "lacp-time"); |
4068 | s->fast = lacp_time && !strcasecmp(lacp_time, "fast"); | |
9dd165e0 RK |
4069 | |
4070 | s->fallback_ab_cfg = smap_get_bool(&port->cfg->other_config, | |
4071 | "lacp-fallback-ab", false); | |
4072 | ||
fa066f01 BP |
4073 | return s; |
4074 | } | |
5827ce14 | 4075 | |
fa066f01 BP |
4076 | static void |
4077 | iface_configure_lacp(struct iface *iface, struct lacp_slave_settings *s) | |
4078 | { | |
00794817 | 4079 | int priority, portid, key; |
5827ce14 | 4080 | |
a699f614 EJ |
4081 | portid = smap_get_int(&iface->cfg->other_config, "lacp-port-id", 0); |
4082 | priority = smap_get_int(&iface->cfg->other_config, "lacp-port-priority", | |
4083 | 0); | |
4084 | key = smap_get_int(&iface->cfg->other_config, "lacp-aggregation-key", 0); | |
fa066f01 BP |
4085 | |
4086 | if (portid <= 0 || portid > UINT16_MAX) { | |
4e022ec0 | 4087 | portid = ofp_to_u16(iface->ofp_port); |
5827ce14 EJ |
4088 | } |
4089 | ||
fa066f01 BP |
4090 | if (priority <= 0 || priority > UINT16_MAX) { |
4091 | priority = UINT16_MAX; | |
4092 | } | |
5827ce14 | 4093 | |
00794817 BP |
4094 | if (key < 0 || key > UINT16_MAX) { |
4095 | key = 0; | |
5827ce14 | 4096 | } |
00794817 | 4097 | |
fa066f01 | 4098 | s->name = iface->name; |
fa066f01 BP |
4099 | s->id = portid; |
4100 | s->priority = priority; | |
00794817 | 4101 | s->key = key; |
bb5bc6c0 BP |
4102 | } |
4103 | ||
c25c91fd | 4104 | static void |
df53d41c | 4105 | port_configure_bond(struct port *port, struct bond_settings *s) |
c25c91fd | 4106 | { |
f620b43a | 4107 | const char *detect_s; |
7a673515 | 4108 | struct iface *iface; |
3e5aeeb5 | 4109 | const char *mac_s; |
1670c579 | 4110 | int miimon_interval; |
c25c91fd | 4111 | |
fa066f01 | 4112 | s->name = port->name; |
4df08875 | 4113 | s->balance = BM_AB; |
4c57c3bc EJ |
4114 | if (port->cfg->bond_mode) { |
4115 | if (!bond_mode_from_string(&s->balance, port->cfg->bond_mode)) { | |
4116 | VLOG_WARN("port %s: unknown bond_mode %s, defaulting to %s", | |
4117 | port->name, port->cfg->bond_mode, | |
4118 | bond_mode_to_string(s->balance)); | |
4119 | } | |
4120 | } else { | |
4121 | static struct vlog_rate_limit rl = VLOG_RATE_LIMIT_INIT(1, 1); | |
4122 | ||
4df08875 EJ |
4123 | /* XXX: Post version 1.5.*, the default bond_mode changed from SLB to |
4124 | * active-backup. At some point we should remove this warning. */ | |
4c57c3bc | 4125 | VLOG_WARN_RL(&rl, "port %s: Using the default bond_mode %s. Note that" |
4df08875 EJ |
4126 | " in previous versions, the default bond_mode was" |
4127 | " balance-slb", port->name, | |
4c57c3bc | 4128 | bond_mode_to_string(s->balance)); |
f620b43a | 4129 | } |
6c2d2a9f BP |
4130 | if (s->balance == BM_SLB && port->bridge->cfg->n_flood_vlans) { |
4131 | VLOG_WARN("port %s: SLB bonds are incompatible with flood_vlans, " | |
4132 | "please use another bond type or disable flood_vlans", | |
4133 | port->name); | |
4134 | } | |
bb5bc6c0 | 4135 | |
a699f614 EJ |
4136 | miimon_interval = smap_get_int(&port->cfg->other_config, |
4137 | "bond-miimon-interval", 0); | |
1670c579 EJ |
4138 | if (miimon_interval <= 0) { |
4139 | miimon_interval = 200; | |
f620b43a BP |
4140 | } |
4141 | ||
a699f614 EJ |
4142 | detect_s = smap_get(&port->cfg->other_config, "bond-detect-mode"); |
4143 | if (!detect_s || !strcmp(detect_s, "carrier")) { | |
1670c579 EJ |
4144 | miimon_interval = 0; |
4145 | } else if (strcmp(detect_s, "miimon")) { | |
4146 | VLOG_WARN("port %s: unsupported bond-detect-mode %s, " | |
4147 | "defaulting to carrier", port->name, detect_s); | |
4148 | miimon_interval = 0; | |
f620b43a BP |
4149 | } |
4150 | ||
fa066f01 BP |
4151 | s->up_delay = MAX(0, port->cfg->bond_updelay); |
4152 | s->down_delay = MAX(0, port->cfg->bond_downdelay); | |
a699f614 EJ |
4153 | s->basis = smap_get_int(&port->cfg->other_config, "bond-hash-basis", 0); |
4154 | s->rebalance_interval = smap_get_int(&port->cfg->other_config, | |
4155 | "bond-rebalance-interval", 10000); | |
bc1b010c | 4156 | if (s->rebalance_interval && s->rebalance_interval < 1000) { |
fa066f01 | 4157 | s->rebalance_interval = 1000; |
f620b43a BP |
4158 | } |
4159 | ||
9dd165e0 RK |
4160 | s->lacp_fallback_ab_cfg = smap_get_bool(&port->cfg->other_config, |
4161 | "lacp-fallback-ab", false); | |
4162 | ||
7a673515 | 4163 | LIST_FOR_EACH (iface, port_elem, &port->ifaces) { |
1670c579 | 4164 | netdev_set_miimon_interval(iface->netdev, miimon_interval); |
064af421 | 4165 | } |
3e5aeeb5 AZ |
4166 | |
4167 | mac_s = port->cfg->bond_active_slave; | |
4168 | if (!mac_s || !ovs_scan(mac_s, ETH_ADDR_SCAN_FMT, | |
4169 | ETH_ADDR_SCAN_ARGS(s->active_slave_mac))) { | |
4170 | /* OVSDB did not store the last active interface */ | |
4171 | memset(s->active_slave_mac, 0, sizeof(s->active_slave_mac)); | |
4172 | } | |
064af421 | 4173 | } |
06b592bc EJ |
4174 | |
4175 | /* Returns true if 'port' is synthetic, that is, if we constructed it locally | |
4176 | * instead of obtaining it from the database. */ | |
4177 | static bool | |
4178 | port_is_synthetic(const struct port *port) | |
4179 | { | |
4180 | return ovsdb_idl_row_is_synthetic(&port->cfg->header_); | |
4181 | } | |
064af421 BP |
4182 | \f |
4183 | /* Interface functions. */ | |
4184 | ||
05ba03e0 JP |
4185 | static bool |
4186 | iface_is_internal(const struct ovsrec_interface *iface, | |
4187 | const struct ovsrec_bridge *br) | |
4188 | { | |
4189 | /* The local port and "internal" ports are always "internal". */ | |
4190 | return !strcmp(iface->type, "internal") || !strcmp(iface->name, br->name); | |
4191 | } | |
4192 | ||
b54441b3 BP |
4193 | /* Returns the correct network device type for interface 'iface' in bridge |
4194 | * 'br'. */ | |
4195 | static const char * | |
4196 | iface_get_type(const struct ovsrec_interface *iface, | |
4197 | const struct ovsrec_bridge *br) | |
4198 | { | |
b4f4b737 JP |
4199 | const char *type; |
4200 | ||
4201 | /* The local port always has type "internal". Other ports take | |
4202 | * their type from the database and default to "system" if none is | |
4203 | * specified. */ | |
05ba03e0 | 4204 | if (iface_is_internal(iface, br)) { |
b4f4b737 | 4205 | type = "internal"; |
acf60855 | 4206 | } else { |
b4f4b737 | 4207 | type = iface->type[0] ? iface->type : "system"; |
acf60855 | 4208 | } |
b4f4b737 JP |
4209 | |
4210 | return ofproto_port_open_type(br->datapath_type, type); | |
064af421 BP |
4211 | } |
4212 | ||
4213 | static void | |
2a73b1d7 | 4214 | iface_destroy__(struct iface *iface) |
064af421 BP |
4215 | { |
4216 | if (iface) { | |
4217 | struct port *port = iface->port; | |
4218 | struct bridge *br = port->bridge; | |
c17f0d5e | 4219 | |
c60c33fb | 4220 | if (br->ofproto && iface->ofp_port != OFPP_NONE) { |
892815f5 | 4221 | ofproto_port_unregister(br->ofproto, iface->ofp_port); |
5827ce14 EJ |
4222 | } |
4223 | ||
c60c33fb | 4224 | if (iface->ofp_port != OFPP_NONE) { |
892815f5 | 4225 | hmap_remove(&br->ifaces, &iface->ofp_port_node); |
064af421 BP |
4226 | } |
4227 | ||
83db7968 | 4228 | list_remove(&iface->port_elem); |
ebea37cc | 4229 | hmap_remove(&br->iface_by_name, &iface->name_node); |
064af421 | 4230 | |
fe83f81d RW |
4231 | /* The user is changing configuration here, so netdev_remove needs to be |
4232 | * used as opposed to netdev_close */ | |
4233 | netdev_remove(iface->netdev); | |
064af421 | 4234 | |
a740f0de JG |
4235 | free(iface->name); |
4236 | free(iface); | |
064af421 BP |
4237 | } |
4238 | } | |
4239 | ||
2a73b1d7 BP |
4240 | static void |
4241 | iface_destroy(struct iface *iface) | |
4242 | { | |
4243 | if (iface) { | |
4244 | struct port *port = iface->port; | |
4245 | ||
4246 | iface_destroy__(iface); | |
4247 | if (list_is_empty(&port->ifaces)) { | |
4248 | port_destroy(port); | |
4249 | } | |
4250 | } | |
4251 | } | |
4252 | ||
064af421 BP |
4253 | static struct iface * |
4254 | iface_lookup(const struct bridge *br, const char *name) | |
4255 | { | |
ebea37cc BP |
4256 | struct iface *iface; |
4257 | ||
4258 | HMAP_FOR_EACH_WITH_HASH (iface, name_node, hash_string(name, 0), | |
4259 | &br->iface_by_name) { | |
4260 | if (!strcmp(iface->name, name)) { | |
4261 | return iface; | |
4262 | } | |
4263 | } | |
4264 | ||
4265 | return NULL; | |
064af421 BP |
4266 | } |
4267 | ||
e8fe3026 EJ |
4268 | static struct iface * |
4269 | iface_find(const char *name) | |
4270 | { | |
4271 | const struct bridge *br; | |
4272 | ||
764072fd | 4273 | HMAP_FOR_EACH (br, node, &all_bridges) { |
e8fe3026 EJ |
4274 | struct iface *iface = iface_lookup(br, name); |
4275 | ||
4276 | if (iface) { | |
4277 | return iface; | |
4278 | } | |
4279 | } | |
4280 | return NULL; | |
4281 | } | |
4282 | ||
064af421 | 4283 | static struct iface * |
4e022ec0 | 4284 | iface_from_ofp_port(const struct bridge *br, ofp_port_t ofp_port) |
064af421 | 4285 | { |
d9a8717a BP |
4286 | struct iface *iface; |
4287 | ||
f9c0c3ec | 4288 | HMAP_FOR_EACH_IN_BUCKET (iface, ofp_port_node, hash_ofp_port(ofp_port), |
4e022ec0 | 4289 | &br->ifaces) { |
892815f5 | 4290 | if (iface->ofp_port == ofp_port) { |
d9a8717a BP |
4291 | return iface; |
4292 | } | |
4293 | } | |
4294 | return NULL; | |
064af421 | 4295 | } |
557d8e6c | 4296 | |
52df17e7 BP |
4297 | /* Set Ethernet address of 'iface', if one is specified in the configuration |
4298 | * file. */ | |
4299 | static void | |
21a955fc | 4300 | iface_set_mac(const struct bridge *br, const struct port *port, struct iface *iface) |
52df17e7 | 4301 | { |
21a955fc HS |
4302 | uint8_t ea[ETH_ADDR_LEN], *mac = NULL; |
4303 | struct iface *hw_addr_iface; | |
52df17e7 | 4304 | |
ddd43de9 HS |
4305 | if (strcmp(iface->type, "internal")) { |
4306 | return; | |
4307 | } | |
4308 | ||
4309 | if (iface->cfg->mac && eth_addr_from_string(iface->cfg->mac, ea)) { | |
4310 | mac = ea; | |
21a955fc HS |
4311 | } else if (port->cfg->fake_bridge) { |
4312 | /* Fake bridge and no MAC set in the configuration. Pick a local one. */ | |
4313 | find_local_hw_addr(br, ea, port, &hw_addr_iface); | |
4314 | mac = ea; | |
ddd43de9 HS |
4315 | } |
4316 | ||
4317 | if (mac) { | |
892815f5 | 4318 | if (iface->ofp_port == OFPP_LOCAL) { |
ede2fd6d BP |
4319 | VLOG_ERR("interface %s: ignoring mac in Interface record " |
4320 | "(use Bridge record to set local port's mac)", | |
4321 | iface->name); | |
ddd43de9 | 4322 | } else if (eth_addr_is_multicast(mac)) { |
52df17e7 BP |
4323 | VLOG_ERR("interface %s: cannot set MAC to multicast address", |
4324 | iface->name); | |
52df17e7 | 4325 | } else { |
ddd43de9 | 4326 | int error = netdev_set_etheraddr(iface->netdev, mac); |
52df17e7 BP |
4327 | if (error) { |
4328 | VLOG_ERR("interface %s: setting MAC failed (%s)", | |
10a89ef0 | 4329 | iface->name, ovs_strerror(error)); |
52df17e7 BP |
4330 | } |
4331 | } | |
4332 | } | |
4333 | } | |
c1c9c9c4 | 4334 | |
bcd49a45 BP |
4335 | /* Sets the ofport column of 'if_cfg' to 'ofport'. */ |
4336 | static void | |
4e022ec0 | 4337 | iface_set_ofport(const struct ovsrec_interface *if_cfg, ofp_port_t ofport) |
bcd49a45 | 4338 | { |
cfea354b | 4339 | if (if_cfg && !ovsdb_idl_row_is_synthetic(&if_cfg->header_)) { |
820b35a3 BP |
4340 | int64_t port = ofport == OFPP_NONE ? -1 : ofp_to_u16(ofport); |
4341 | ovsrec_interface_set_ofport(if_cfg, &port, 1); | |
bcd49a45 BP |
4342 | } |
4343 | } | |
4344 | ||
3fc5a86a BP |
4345 | /* Clears all of the fields in 'if_cfg' that indicate interface status, and |
4346 | * sets the "ofport" field to -1. | |
4347 | * | |
4348 | * This is appropriate when 'if_cfg''s interface cannot be created or is | |
4349 | * otherwise invalid. */ | |
4350 | static void | |
bbe6109d | 4351 | iface_clear_db_record(const struct ovsrec_interface *if_cfg, char *errp) |
3fc5a86a BP |
4352 | { |
4353 | if (!ovsdb_idl_row_is_synthetic(&if_cfg->header_)) { | |
59804c80 | 4354 | iface_set_ofport(if_cfg, OFPP_NONE); |
bbe6109d | 4355 | ovsrec_interface_set_error(if_cfg, errp); |
a699f614 | 4356 | ovsrec_interface_set_status(if_cfg, NULL); |
3fc5a86a BP |
4357 | ovsrec_interface_set_admin_state(if_cfg, NULL); |
4358 | ovsrec_interface_set_duplex(if_cfg, NULL); | |
4359 | ovsrec_interface_set_link_speed(if_cfg, NULL, 0); | |
4360 | ovsrec_interface_set_link_state(if_cfg, NULL); | |
df867eda | 4361 | ovsrec_interface_set_mac_in_use(if_cfg, NULL); |
3fc5a86a BP |
4362 | ovsrec_interface_set_mtu(if_cfg, NULL, 0); |
4363 | ovsrec_interface_set_cfm_fault(if_cfg, NULL, 0); | |
b9380396 | 4364 | ovsrec_interface_set_cfm_fault_status(if_cfg, NULL, 0); |
3fc5a86a BP |
4365 | ovsrec_interface_set_cfm_remote_mpids(if_cfg, NULL, 0); |
4366 | ovsrec_interface_set_lacp_current(if_cfg, NULL, 0); | |
4367 | ovsrec_interface_set_statistics(if_cfg, NULL, NULL, 0); | |
ea401d9a | 4368 | ovsrec_interface_set_ifindex(if_cfg, NULL, 0); |
3fc5a86a BP |
4369 | } |
4370 | } | |
4371 | ||
c1c9c9c4 | 4372 | static bool |
44fca7f9 | 4373 | queue_ids_include(const struct ovsdb_datum *queues, int64_t target) |
c1c9c9c4 | 4374 | { |
44fca7f9 | 4375 | union ovsdb_atom atom; |
c1c9c9c4 | 4376 | |
44fca7f9 BP |
4377 | atom.integer = target; |
4378 | return ovsdb_datum_find_key(queues, &atom, OVSDB_TYPE_INTEGER) != UINT_MAX; | |
c1c9c9c4 BP |
4379 | } |
4380 | ||
c1c9c9c4 | 4381 | static void |
66da9bef | 4382 | iface_configure_qos(struct iface *iface, const struct ovsrec_qos *qos) |
c1c9c9c4 | 4383 | { |
8b36f51e EJ |
4384 | struct ofpbuf queues_buf; |
4385 | ||
4386 | ofpbuf_init(&queues_buf, 0); | |
4387 | ||
daa8bd2b | 4388 | if (!qos || qos->type[0] == '\0' || qos->n_queues < 1) { |
c1c9c9c4 BP |
4389 | netdev_set_qos(iface->netdev, NULL, NULL); |
4390 | } else { | |
89454bf4 BP |
4391 | const struct ovsdb_datum *queues; |
4392 | struct netdev_queue_dump dump; | |
4393 | unsigned int queue_id; | |
4394 | struct smap details; | |
6a6e60bd | 4395 | bool queue_zero; |
c1c9c9c4 BP |
4396 | size_t i; |
4397 | ||
4398 | /* Configure top-level Qos for 'iface'. */ | |
a699f614 | 4399 | netdev_set_qos(iface->netdev, qos->type, &qos->other_config); |
c1c9c9c4 BP |
4400 | |
4401 | /* Deconfigure queues that were deleted. */ | |
89454bf4 BP |
4402 | queues = ovsrec_qos_get_queues(qos, OVSDB_TYPE_INTEGER, |
4403 | OVSDB_TYPE_UUID); | |
4404 | smap_init(&details); | |
4405 | NETDEV_QUEUE_FOR_EACH (&queue_id, &details, &dump, iface->netdev) { | |
4406 | if (!queue_ids_include(queues, queue_id)) { | |
4407 | netdev_delete_queue(iface->netdev, queue_id); | |
4408 | } | |
4409 | } | |
4410 | smap_destroy(&details); | |
c1c9c9c4 BP |
4411 | |
4412 | /* Configure queues for 'iface'. */ | |
6a6e60bd | 4413 | queue_zero = false; |
c1c9c9c4 BP |
4414 | for (i = 0; i < qos->n_queues; i++) { |
4415 | const struct ovsrec_queue *queue = qos->value_queues[i]; | |
4416 | unsigned int queue_id = qos->key_queues[i]; | |
4417 | ||
6a6e60bd BP |
4418 | if (queue_id == 0) { |
4419 | queue_zero = true; | |
4420 | } | |
4421 | ||
8b36f51e EJ |
4422 | if (queue->n_dscp == 1) { |
4423 | struct ofproto_port_queue *port_queue; | |
4424 | ||
4425 | port_queue = ofpbuf_put_uninit(&queues_buf, | |
4426 | sizeof *port_queue); | |
4427 | port_queue->queue = queue_id; | |
4428 | port_queue->dscp = queue->dscp[0]; | |
4429 | } | |
4430 | ||
a699f614 | 4431 | netdev_set_queue(iface->netdev, queue_id, &queue->other_config); |
c1c9c9c4 | 4432 | } |
6a6e60bd | 4433 | if (!queue_zero) { |
a699f614 EJ |
4434 | struct smap details; |
4435 | ||
79f1cbe9 | 4436 | smap_init(&details); |
2c999774 | 4437 | netdev_set_queue(iface->netdev, 0, &details); |
79f1cbe9 | 4438 | smap_destroy(&details); |
6a6e60bd | 4439 | } |
c1c9c9c4 | 4440 | } |
fa066f01 | 4441 | |
c60c33fb | 4442 | if (iface->ofp_port != OFPP_NONE) { |
6fd6ed71 PS |
4443 | const struct ofproto_port_queue *port_queues = queues_buf.data; |
4444 | size_t n_queues = queues_buf.size / sizeof *port_queues; | |
8b36f51e EJ |
4445 | |
4446 | ofproto_port_set_queues(iface->port->bridge->ofproto, iface->ofp_port, | |
4447 | port_queues, n_queues); | |
4448 | } | |
4449 | ||
fa066f01 BP |
4450 | netdev_set_policing(iface->netdev, |
4451 | iface->cfg->ingress_policing_rate, | |
4452 | iface->cfg->ingress_policing_burst); | |
8b36f51e EJ |
4453 | |
4454 | ofpbuf_uninit(&queues_buf); | |
c1c9c9c4 | 4455 | } |
b31bcf60 EJ |
4456 | |
4457 | static void | |
66da9bef | 4458 | iface_configure_cfm(struct iface *iface) |
b31bcf60 | 4459 | { |
93b8df38 | 4460 | const struct ovsrec_interface *cfg = iface->cfg; |
a699f614 | 4461 | const char *opstate_str; |
189cb9e4 | 4462 | const char *cfm_ccm_vlan; |
a5610457 | 4463 | struct cfm_settings s; |
b363bae4 | 4464 | struct smap netdev_args; |
b31bcf60 | 4465 | |
144216a3 | 4466 | if (!cfg->n_cfm_mpid) { |
892815f5 | 4467 | ofproto_port_clear_cfm(iface->port->bridge->ofproto, iface->ofp_port); |
b31bcf60 EJ |
4468 | return; |
4469 | } | |
4470 | ||
b363bae4 EJ |
4471 | s.check_tnl_key = false; |
4472 | smap_init(&netdev_args); | |
4473 | if (!netdev_get_config(iface->netdev, &netdev_args)) { | |
4474 | const char *key = smap_get(&netdev_args, "key"); | |
4475 | const char *in_key = smap_get(&netdev_args, "in_key"); | |
4476 | ||
4477 | s.check_tnl_key = (key && !strcmp(key, "flow")) | |
4478 | || (in_key && !strcmp(in_key, "flow")); | |
4479 | } | |
4480 | smap_destroy(&netdev_args); | |
4481 | ||
a5610457 | 4482 | s.mpid = *cfg->cfm_mpid; |
a699f614 EJ |
4483 | s.interval = smap_get_int(&iface->cfg->other_config, "cfm_interval", 0); |
4484 | cfm_ccm_vlan = smap_get(&iface->cfg->other_config, "cfm_ccm_vlan"); | |
4485 | s.ccm_pcp = smap_get_int(&iface->cfg->other_config, "cfm_ccm_pcp", 0); | |
4486 | ||
a5610457 EJ |
4487 | if (s.interval <= 0) { |
4488 | s.interval = 1000; | |
b31bcf60 | 4489 | } |
b31bcf60 | 4490 | |
a699f614 EJ |
4491 | if (!cfm_ccm_vlan) { |
4492 | s.ccm_vlan = 0; | |
4493 | } else if (!strcasecmp("random", cfm_ccm_vlan)) { | |
189cb9e4 EJ |
4494 | s.ccm_vlan = CFM_RANDOM_VLAN; |
4495 | } else { | |
4496 | s.ccm_vlan = atoi(cfm_ccm_vlan); | |
4497 | if (s.ccm_vlan == CFM_RANDOM_VLAN) { | |
4498 | s.ccm_vlan = 0; | |
4499 | } | |
4500 | } | |
4501 | ||
a699f614 EJ |
4502 | s.extended = smap_get_bool(&iface->cfg->other_config, "cfm_extended", |
4503 | false); | |
90967e95 | 4504 | s.demand = smap_get_bool(&iface->cfg->other_config, "cfm_demand", false); |
ef9819b5 | 4505 | |
a699f614 EJ |
4506 | opstate_str = smap_get(&iface->cfg->other_config, "cfm_opstate"); |
4507 | s.opup = !opstate_str || !strcasecmp("up", opstate_str); | |
86dc6501 | 4508 | |
a5610457 | 4509 | ofproto_port_set_cfm(iface->port->bridge->ofproto, iface->ofp_port, &s); |
b31bcf60 | 4510 | } |
0b8024eb | 4511 | |
cfea354b BP |
4512 | /* Returns true if 'iface' is synthetic, that is, if we constructed it locally |
4513 | * instead of obtaining it from the database. */ | |
4514 | static bool | |
4515 | iface_is_synthetic(const struct iface *iface) | |
4516 | { | |
4517 | return ovsdb_idl_row_is_synthetic(&iface->cfg->header_); | |
4518 | } | |
f125905c | 4519 | |
4e022ec0 | 4520 | static ofp_port_t |
4abb8608 BP |
4521 | iface_validate_ofport__(size_t n, int64_t *ofport) |
4522 | { | |
4523 | return (n && *ofport >= 1 && *ofport < ofp_to_u16(OFPP_MAX) | |
4524 | ? u16_to_ofp(*ofport) | |
4525 | : OFPP_NONE); | |
4526 | } | |
4527 | ||
4528 | static ofp_port_t | |
4529 | iface_get_requested_ofp_port(const struct ovsrec_interface *cfg) | |
558e2cc5 | 4530 | { |
4abb8608 | 4531 | return iface_validate_ofport__(cfg->n_ofport_request, cfg->ofport_request); |
558e2cc5 GS |
4532 | } |
4533 | ||
4abb8608 BP |
4534 | static ofp_port_t |
4535 | iface_pick_ofport(const struct ovsrec_interface *cfg) | |
4536 | { | |
4537 | ofp_port_t requested_ofport = iface_get_requested_ofp_port(cfg); | |
4538 | return (requested_ofport != OFPP_NONE | |
4539 | ? requested_ofport | |
4540 | : iface_validate_ofport__(cfg->n_ofport, cfg->ofport)); | |
4541 | } | |
064af421 BP |
4542 | \f |
4543 | /* Port mirroring. */ | |
4544 | ||
dd0d105c BP |
4545 | static struct mirror * |
4546 | mirror_find_by_uuid(struct bridge *br, const struct uuid *uuid) | |
4547 | { | |
fa066f01 | 4548 | struct mirror *m; |
dd0d105c | 4549 | |
fa066f01 BP |
4550 | HMAP_FOR_EACH_IN_BUCKET (m, hmap_node, uuid_hash(uuid), &br->mirrors) { |
4551 | if (uuid_equals(uuid, &m->uuid)) { | |
dd0d105c BP |
4552 | return m; |
4553 | } | |
4554 | } | |
4555 | return NULL; | |
4556 | } | |
4557 | ||
064af421 | 4558 | static void |
fa066f01 | 4559 | bridge_configure_mirrors(struct bridge *br) |
064af421 | 4560 | { |
fa066f01 BP |
4561 | const struct ovsdb_datum *mc; |
4562 | unsigned long *flood_vlans; | |
4563 | struct mirror *m, *next; | |
4564 | size_t i; | |
064af421 | 4565 | |
dd0d105c | 4566 | /* Get rid of deleted mirrors. */ |
fa066f01 BP |
4567 | mc = ovsrec_bridge_get_mirrors(br->cfg, OVSDB_TYPE_UUID); |
4568 | HMAP_FOR_EACH_SAFE (m, next, hmap_node, &br->mirrors) { | |
4569 | union ovsdb_atom atom; | |
4570 | ||
4571 | atom.uuid = m->uuid; | |
4572 | if (ovsdb_datum_find_key(mc, &atom, OVSDB_TYPE_UUID) == UINT_MAX) { | |
4573 | mirror_destroy(m); | |
064af421 BP |
4574 | } |
4575 | } | |
4576 | ||
dd0d105c | 4577 | /* Add new mirrors and reconfigure existing ones. */ |
37e7f427 | 4578 | for (i = 0; i < br->cfg->n_mirrors; i++) { |
fa066f01 | 4579 | const struct ovsrec_mirror *cfg = br->cfg->mirrors[i]; |
dd0d105c | 4580 | struct mirror *m = mirror_find_by_uuid(br, &cfg->header_.uuid); |
fa066f01 BP |
4581 | if (!m) { |
4582 | m = mirror_create(br, cfg); | |
064af421 | 4583 | } |
9d24de3b JP |
4584 | m->cfg = cfg; |
4585 | if (!mirror_configure(m)) { | |
fa066f01 | 4586 | mirror_destroy(m); |
064af421 BP |
4587 | } |
4588 | } | |
f2d7fd66 | 4589 | |
8f30d09a | 4590 | /* Update flooded vlans (for RSPAN). */ |
fa066f01 BP |
4591 | flood_vlans = vlan_bitmap_from_array(br->cfg->flood_vlans, |
4592 | br->cfg->n_flood_vlans); | |
4593 | ofproto_set_flood_vlans(br->ofproto, flood_vlans); | |
4594 | bitmap_free(flood_vlans); | |
064af421 BP |
4595 | } |
4596 | ||
fa066f01 BP |
4597 | static struct mirror * |
4598 | mirror_create(struct bridge *br, const struct ovsrec_mirror *cfg) | |
064af421 BP |
4599 | { |
4600 | struct mirror *m; | |
064af421 | 4601 | |
fa066f01 | 4602 | m = xzalloc(sizeof *m); |
8bbc128e | 4603 | m->uuid = cfg->header_.uuid; |
fa066f01 | 4604 | hmap_insert(&br->mirrors, &m->hmap_node, uuid_hash(&m->uuid)); |
064af421 | 4605 | m->bridge = br; |
dd0d105c | 4606 | m->name = xstrdup(cfg->name); |
37e7f427 | 4607 | |
fa066f01 | 4608 | return m; |
064af421 BP |
4609 | } |
4610 | ||
4611 | static void | |
4612 | mirror_destroy(struct mirror *m) | |
4613 | { | |
4614 | if (m) { | |
4615 | struct bridge *br = m->bridge; | |
064af421 | 4616 | |
fa066f01 BP |
4617 | if (br->ofproto) { |
4618 | ofproto_mirror_unregister(br->ofproto, m); | |
064af421 BP |
4619 | } |
4620 | ||
fa066f01 | 4621 | hmap_remove(&br->mirrors, &m->hmap_node); |
786880a5 | 4622 | free(m->name); |
064af421 | 4623 | free(m); |
064af421 BP |
4624 | } |
4625 | } | |
4626 | ||
4627 | static void | |
fa066f01 BP |
4628 | mirror_collect_ports(struct mirror *m, |
4629 | struct ovsrec_port **in_ports, int n_in_ports, | |
4630 | void ***out_portsp, size_t *n_out_portsp) | |
064af421 | 4631 | { |
fa066f01 BP |
4632 | void **out_ports = xmalloc(n_in_ports * sizeof *out_ports); |
4633 | size_t n_out_ports = 0; | |
064af421 BP |
4634 | size_t i; |
4635 | ||
fa066f01 BP |
4636 | for (i = 0; i < n_in_ports; i++) { |
4637 | const char *name = in_ports[i]->name; | |
4638 | struct port *port = port_lookup(m->bridge, name); | |
4639 | if (port) { | |
4640 | out_ports[n_out_ports++] = port; | |
064af421 | 4641 | } else { |
37e7f427 BP |
4642 | VLOG_WARN("bridge %s: mirror %s cannot match on nonexistent " |
4643 | "port %s", m->bridge->name, m->name, name); | |
064af421 BP |
4644 | } |
4645 | } | |
fa066f01 BP |
4646 | *out_portsp = out_ports; |
4647 | *n_out_portsp = n_out_ports; | |
064af421 BP |
4648 | } |
4649 | ||
4650 | static bool | |
9d24de3b | 4651 | mirror_configure(struct mirror *m) |
064af421 | 4652 | { |
9d24de3b | 4653 | const struct ovsrec_mirror *cfg = m->cfg; |
fa066f01 | 4654 | struct ofproto_mirror_settings s; |
064af421 | 4655 | |
dd0d105c BP |
4656 | /* Set name. */ |
4657 | if (strcmp(cfg->name, m->name)) { | |
4658 | free(m->name); | |
4659 | m->name = xstrdup(cfg->name); | |
4660 | } | |
fa066f01 | 4661 | s.name = m->name; |
dd0d105c | 4662 | |
fa066f01 | 4663 | /* Get output port or VLAN. */ |
37e7f427 | 4664 | if (cfg->output_port) { |
fa066f01 | 4665 | s.out_bundle = port_lookup(m->bridge, cfg->output_port->name); |
abe529af | 4666 | if (!s.out_bundle) { |
37e7f427 BP |
4667 | VLOG_ERR("bridge %s: mirror %s outputs to port not on bridge", |
4668 | m->bridge->name, m->name); | |
fa066f01 | 4669 | return false; |
064af421 | 4670 | } |
fa066f01 | 4671 | s.out_vlan = UINT16_MAX; |
064af421 | 4672 | |
37e7f427 BP |
4673 | if (cfg->output_vlan) { |
4674 | VLOG_ERR("bridge %s: mirror %s specifies both output port and " | |
4675 | "output vlan; ignoring output vlan", | |
4676 | m->bridge->name, m->name); | |
064af421 | 4677 | } |
37e7f427 | 4678 | } else if (cfg->output_vlan) { |
fa066f01 BP |
4679 | /* The database should prevent invalid VLAN values. */ |
4680 | s.out_bundle = NULL; | |
4681 | s.out_vlan = *cfg->output_vlan; | |
064af421 | 4682 | } else { |
37e7f427 BP |
4683 | VLOG_ERR("bridge %s: mirror %s does not specify output; ignoring", |
4684 | m->bridge->name, m->name); | |
fa066f01 | 4685 | return false; |
064af421 BP |
4686 | } |
4687 | ||
fa066f01 | 4688 | /* Get port selection. */ |
939ff267 | 4689 | if (cfg->select_all) { |
fa066f01 BP |
4690 | size_t n_ports = hmap_count(&m->bridge->ports); |
4691 | void **ports = xmalloc(n_ports * sizeof *ports); | |
abe529af | 4692 | struct port *port; |
fa066f01 BP |
4693 | size_t i; |
4694 | ||
4695 | i = 0; | |
8052fb14 | 4696 | HMAP_FOR_EACH (port, hmap_node, &m->bridge->ports) { |
fa066f01 | 4697 | ports[i++] = port; |
939ff267 | 4698 | } |
fa066f01 BP |
4699 | |
4700 | s.srcs = ports; | |
4701 | s.n_srcs = n_ports; | |
4702 | ||
4703 | s.dsts = ports; | |
4704 | s.n_dsts = n_ports; | |
939ff267 | 4705 | } else { |
fa066f01 BP |
4706 | /* Get ports, dropping ports that don't exist. |
4707 | * The IDL ensures that there are no duplicates. */ | |
939ff267 | 4708 | mirror_collect_ports(m, cfg->select_src_port, cfg->n_select_src_port, |
fa066f01 | 4709 | &s.srcs, &s.n_srcs); |
939ff267 | 4710 | mirror_collect_ports(m, cfg->select_dst_port, cfg->n_select_dst_port, |
fa066f01 | 4711 | &s.dsts, &s.n_dsts); |
064af421 BP |
4712 | } |
4713 | ||
fa066f01 BP |
4714 | /* Get VLAN selection. */ |
4715 | s.src_vlans = vlan_bitmap_from_array(cfg->select_vlan, cfg->n_select_vlan); | |
4716 | ||
4717 | /* Configure. */ | |
4718 | ofproto_mirror_register(m->bridge->ofproto, m, &s); | |
4719 | ||
064af421 | 4720 | /* Clean up. */ |
fa066f01 BP |
4721 | if (s.srcs != s.dsts) { |
4722 | free(s.dsts); | |
4723 | } | |
4724 | free(s.srcs); | |
4725 | free(s.src_vlans); | |
4726 | ||
4727 | return true; | |
064af421 | 4728 | } |
52a90c29 BP |
4729 | \f |
4730 | /* Linux VLAN device support (e.g. "eth0.10" for VLAN 10.) | |
4731 | * | |
4732 | * This is deprecated. It is only for compatibility with broken device drivers | |
4733 | * in old versions of Linux that do not properly support VLANs when VLAN | |
4734 | * devices are not used. When broken device drivers are no longer in | |
4735 | * widespread use, we will delete these interfaces. */ | |
4736 | ||
37344ffa EJ |
4737 | static struct ovsrec_port **recs; |
4738 | static size_t n_recs, allocated_recs; | |
52a90c29 | 4739 | |
37344ffa EJ |
4740 | /* Adds 'rec' to a list of recs that have to be destroyed when the VLAN |
4741 | * splinters are reconfigured. */ | |
52a90c29 | 4742 | static void |
37344ffa | 4743 | register_rec(struct ovsrec_port *rec) |
52a90c29 | 4744 | { |
37344ffa EJ |
4745 | if (n_recs >= allocated_recs) { |
4746 | recs = x2nrealloc(recs, &allocated_recs, sizeof *recs); | |
52a90c29 | 4747 | } |
37344ffa | 4748 | recs[n_recs++] = rec; |
52a90c29 BP |
4749 | } |
4750 | ||
37344ffa | 4751 | /* Frees all of the ports registered with register_reg(). */ |
52a90c29 | 4752 | static void |
37344ffa | 4753 | free_registered_recs(void) |
52a90c29 BP |
4754 | { |
4755 | size_t i; | |
4756 | ||
37344ffa EJ |
4757 | for (i = 0; i < n_recs; i++) { |
4758 | struct ovsrec_port *port = recs[i]; | |
4759 | size_t j; | |
4760 | ||
4761 | for (j = 0; j < port->n_interfaces; j++) { | |
4762 | struct ovsrec_interface *iface = port->interfaces[j]; | |
4763 | free(iface->name); | |
4764 | free(iface); | |
4765 | } | |
4766 | ||
a699f614 | 4767 | smap_destroy(&port->other_config); |
37344ffa EJ |
4768 | free(port->interfaces); |
4769 | free(port->name); | |
4770 | free(port->tag); | |
37344ffa | 4771 | free(port); |
52a90c29 | 4772 | } |
37344ffa | 4773 | n_recs = 0; |
52a90c29 BP |
4774 | } |
4775 | ||
4776 | /* Returns true if VLAN splinters are enabled on 'iface_cfg', false | |
4777 | * otherwise. */ | |
4778 | static bool | |
4779 | vlan_splinters_is_enabled(const struct ovsrec_interface *iface_cfg) | |
4780 | { | |
a699f614 EJ |
4781 | return smap_get_bool(&iface_cfg->other_config, "enable-vlan-splinters", |
4782 | false); | |
52a90c29 BP |
4783 | } |
4784 | ||
4785 | /* Figures out the set of VLANs that are in use for the purpose of VLAN | |
4786 | * splinters. | |
4787 | * | |
4788 | * If VLAN splinters are enabled on at least one interface and any VLANs are in | |
4789 | * use, returns a 4096-bit bitmap with a 1-bit for each in-use VLAN (bits 0 and | |
4790 | * 4095 will not be set). The caller is responsible for freeing the bitmap, | |
4791 | * with free(). | |
4792 | * | |
4793 | * If VLANs splinters are not enabled on any interface or if no VLANs are in | |
4794 | * use, returns NULL. | |
4795 | * | |
4796 | * Updates 'vlan_splinters_enabled_anywhere'. */ | |
4797 | static unsigned long int * | |
4798 | collect_splinter_vlans(const struct ovsrec_open_vswitch *ovs_cfg) | |
4799 | { | |
4800 | unsigned long int *splinter_vlans; | |
4801 | struct sset splinter_ifaces; | |
4802 | const char *real_dev_name; | |
4803 | struct shash *real_devs; | |
4804 | struct shash_node *node; | |
4805 | struct bridge *br; | |
4806 | size_t i; | |
4807 | ||
7c70698f BP |
4808 | /* Free space allocated for synthesized ports and interfaces, since we're |
4809 | * in the process of reconstructing all of them. */ | |
37344ffa | 4810 | free_registered_recs(); |
7c70698f | 4811 | |
45c580a3 | 4812 | splinter_vlans = bitmap_allocate(4096); |
52a90c29 | 4813 | sset_init(&splinter_ifaces); |
45c580a3 | 4814 | vlan_splinters_enabled_anywhere = false; |
52a90c29 BP |
4815 | for (i = 0; i < ovs_cfg->n_bridges; i++) { |
4816 | struct ovsrec_bridge *br_cfg = ovs_cfg->bridges[i]; | |
4817 | size_t j; | |
4818 | ||
4819 | for (j = 0; j < br_cfg->n_ports; j++) { | |
4820 | struct ovsrec_port *port_cfg = br_cfg->ports[j]; | |
4821 | int k; | |
4822 | ||
4823 | for (k = 0; k < port_cfg->n_interfaces; k++) { | |
4824 | struct ovsrec_interface *iface_cfg = port_cfg->interfaces[k]; | |
4825 | ||
4826 | if (vlan_splinters_is_enabled(iface_cfg)) { | |
45c580a3 | 4827 | vlan_splinters_enabled_anywhere = true; |
52a90c29 | 4828 | sset_add(&splinter_ifaces, iface_cfg->name); |
52a90c29 BP |
4829 | vlan_bitmap_from_array__(port_cfg->trunks, |
4830 | port_cfg->n_trunks, | |
4831 | splinter_vlans); | |
4832 | } | |
4833 | } | |
45c580a3 BP |
4834 | |
4835 | if (port_cfg->tag && *port_cfg->tag > 0 && *port_cfg->tag < 4095) { | |
4836 | bitmap_set1(splinter_vlans, *port_cfg->tag); | |
4837 | } | |
52a90c29 BP |
4838 | } |
4839 | } | |
4840 | ||
45c580a3 BP |
4841 | if (!vlan_splinters_enabled_anywhere) { |
4842 | free(splinter_vlans); | |
52a90c29 BP |
4843 | sset_destroy(&splinter_ifaces); |
4844 | return NULL; | |
4845 | } | |
4846 | ||
4847 | HMAP_FOR_EACH (br, node, &all_bridges) { | |
4848 | if (br->ofproto) { | |
4849 | ofproto_get_vlan_usage(br->ofproto, splinter_vlans); | |
4850 | } | |
4851 | } | |
4852 | ||
4853 | /* Don't allow VLANs 0 or 4095 to be splintered. VLAN 0 should appear on | |
4854 | * the real device. VLAN 4095 is reserved and Linux doesn't allow a VLAN | |
4855 | * device to be created for it. */ | |
4856 | bitmap_set0(splinter_vlans, 0); | |
4857 | bitmap_set0(splinter_vlans, 4095); | |
4858 | ||
4859 | /* Delete all VLAN devices that we don't need. */ | |
4860 | vlandev_refresh(); | |
4861 | real_devs = vlandev_get_real_devs(); | |
4862 | SHASH_FOR_EACH (node, real_devs) { | |
4863 | const struct vlan_real_dev *real_dev = node->data; | |
4864 | const struct vlan_dev *vlan_dev; | |
4865 | bool real_dev_has_splinters; | |
4866 | ||
4867 | real_dev_has_splinters = sset_contains(&splinter_ifaces, | |
4868 | real_dev->name); | |
4869 | HMAP_FOR_EACH (vlan_dev, hmap_node, &real_dev->vlan_devs) { | |
4870 | if (!real_dev_has_splinters | |
4871 | || !bitmap_is_set(splinter_vlans, vlan_dev->vid)) { | |
4872 | struct netdev *netdev; | |
4873 | ||
4874 | if (!netdev_open(vlan_dev->name, "system", &netdev)) { | |
4875 | if (!netdev_get_in4(netdev, NULL, NULL) || | |
4876 | !netdev_get_in6(netdev, NULL)) { | |
52a90c29 BP |
4877 | /* It has an IP address configured, so we don't own |
4878 | * it. Don't delete it. */ | |
b41c3e5c AW |
4879 | } else { |
4880 | vlandev_del(vlan_dev->name); | |
52a90c29 BP |
4881 | } |
4882 | netdev_close(netdev); | |
4883 | } | |
4884 | } | |
4885 | ||
4886 | } | |
4887 | } | |
4888 | ||
4889 | /* Add all VLAN devices that we need. */ | |
4890 | SSET_FOR_EACH (real_dev_name, &splinter_ifaces) { | |
4891 | int vid; | |
4892 | ||
4893 | BITMAP_FOR_EACH_1 (vid, 4096, splinter_vlans) { | |
4894 | if (!vlandev_get_name(real_dev_name, vid)) { | |
4895 | vlandev_add(real_dev_name, vid); | |
4896 | } | |
4897 | } | |
4898 | } | |
4899 | ||
4900 | vlandev_refresh(); | |
4901 | ||
4902 | sset_destroy(&splinter_ifaces); | |
4903 | ||
b71273f6 | 4904 | if (bitmap_scan(splinter_vlans, 1, 0, 4096) >= 4096) { |
52a90c29 BP |
4905 | free(splinter_vlans); |
4906 | return NULL; | |
4907 | } | |
4908 | return splinter_vlans; | |
4909 | } | |
4910 | ||
4911 | /* Pushes the configure of VLAN splinter port 'port' (e.g. eth0.9) down to | |
4912 | * ofproto. */ | |
4913 | static void | |
4914 | configure_splinter_port(struct port *port) | |
4915 | { | |
4916 | struct ofproto *ofproto = port->bridge->ofproto; | |
4e022ec0 | 4917 | ofp_port_t realdev_ofp_port; |
52a90c29 BP |
4918 | const char *realdev_name; |
4919 | struct iface *vlandev, *realdev; | |
4920 | ||
4921 | ofproto_bundle_unregister(port->bridge->ofproto, port); | |
4922 | ||
4923 | vlandev = CONTAINER_OF(list_front(&port->ifaces), struct iface, | |
4924 | port_elem); | |
4925 | ||
a699f614 | 4926 | realdev_name = smap_get(&port->cfg->other_config, "realdev"); |
52a90c29 BP |
4927 | realdev = iface_lookup(port->bridge, realdev_name); |
4928 | realdev_ofp_port = realdev ? realdev->ofp_port : 0; | |
4929 | ||
4930 | ofproto_port_set_realdev(ofproto, vlandev->ofp_port, realdev_ofp_port, | |
4931 | *port->cfg->tag); | |
4932 | } | |
4933 | ||
4934 | static struct ovsrec_port * | |
4935 | synthesize_splinter_port(const char *real_dev_name, | |
4936 | const char *vlan_dev_name, int vid) | |
4937 | { | |
4938 | struct ovsrec_interface *iface; | |
4939 | struct ovsrec_port *port; | |
4940 | ||
a699f614 EJ |
4941 | iface = xmalloc(sizeof *iface); |
4942 | ovsrec_interface_init(iface); | |
52a90c29 BP |
4943 | iface->name = xstrdup(vlan_dev_name); |
4944 | iface->type = "system"; | |
4945 | ||
a699f614 EJ |
4946 | port = xmalloc(sizeof *port); |
4947 | ovsrec_port_init(port); | |
52a90c29 BP |
4948 | port->interfaces = xmemdup(&iface, sizeof iface); |
4949 | port->n_interfaces = 1; | |
4950 | port->name = xstrdup(vlan_dev_name); | |
4951 | port->vlan_mode = "splinter"; | |
4952 | port->tag = xmalloc(sizeof *port->tag); | |
4953 | *port->tag = vid; | |
a699f614 EJ |
4954 | |
4955 | smap_add(&port->other_config, "realdev", real_dev_name); | |
52a90c29 | 4956 | |
37344ffa | 4957 | register_rec(port); |
52a90c29 BP |
4958 | return port; |
4959 | } | |
4960 | ||
4961 | /* For each interface with 'br' that has VLAN splinters enabled, adds a | |
4962 | * corresponding ovsrec_port to 'ports' for each splinter VLAN marked with a | |
4963 | * 1-bit in the 'splinter_vlans' bitmap. */ | |
4964 | static void | |
4965 | add_vlan_splinter_ports(struct bridge *br, | |
4966 | const unsigned long int *splinter_vlans, | |
4967 | struct shash *ports) | |
4968 | { | |
4969 | size_t i; | |
4970 | ||
52a90c29 BP |
4971 | /* We iterate through 'br->cfg->ports' instead of 'ports' here because |
4972 | * we're modifying 'ports'. */ | |
4973 | for (i = 0; i < br->cfg->n_ports; i++) { | |
4974 | const char *name = br->cfg->ports[i]->name; | |
4975 | struct ovsrec_port *port_cfg = shash_find_data(ports, name); | |
4976 | size_t j; | |
4977 | ||
4978 | for (j = 0; j < port_cfg->n_interfaces; j++) { | |
4979 | struct ovsrec_interface *iface_cfg = port_cfg->interfaces[j]; | |
4980 | ||
4981 | if (vlan_splinters_is_enabled(iface_cfg)) { | |
4982 | const char *real_dev_name; | |
4983 | uint16_t vid; | |
4984 | ||
4985 | real_dev_name = iface_cfg->name; | |
4986 | BITMAP_FOR_EACH_1 (vid, 4096, splinter_vlans) { | |
4987 | const char *vlan_dev_name; | |
4988 | ||
4989 | vlan_dev_name = vlandev_get_name(real_dev_name, vid); | |
4990 | if (vlan_dev_name | |
4991 | && !shash_find(ports, vlan_dev_name)) { | |
4992 | shash_add(ports, vlan_dev_name, | |
4993 | synthesize_splinter_port( | |
4994 | real_dev_name, vlan_dev_name, vid)); | |
4995 | } | |
4996 | } | |
4997 | } | |
4998 | } | |
4999 | } | |
5000 | } | |
9d24de3b JP |
5001 | |
5002 | static void | |
5003 | mirror_refresh_stats(struct mirror *m) | |
5004 | { | |
5005 | struct ofproto *ofproto = m->bridge->ofproto; | |
5006 | uint64_t tx_packets, tx_bytes; | |
47058293 | 5007 | const char *keys[2]; |
9d24de3b JP |
5008 | int64_t values[2]; |
5009 | size_t stat_cnt = 0; | |
5010 | ||
5011 | if (ofproto_mirror_get_stats(ofproto, m, &tx_packets, &tx_bytes)) { | |
5012 | ovsrec_mirror_set_statistics(m->cfg, NULL, NULL, 0); | |
5013 | return; | |
5014 | } | |
5015 | ||
5016 | if (tx_packets != UINT64_MAX) { | |
5017 | keys[stat_cnt] = "tx_packets"; | |
5018 | values[stat_cnt] = tx_packets; | |
5019 | stat_cnt++; | |
5020 | } | |
5021 | if (tx_bytes != UINT64_MAX) { | |
5022 | keys[stat_cnt] = "tx_bytes"; | |
5023 | values[stat_cnt] = tx_bytes; | |
5024 | stat_cnt++; | |
5025 | } | |
5026 | ||
5027 | ovsrec_mirror_set_statistics(m->cfg, keys, values, stat_cnt); | |
5028 | } |