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275707c3 | 1 | /* Copyright (c) 2008, 2009, 2010, 2011, 2012, 2013 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> |
ccc09689 | 21 | #include "bfd.h" |
064af421 | 22 | #include "bitmap.h" |
f620b43a | 23 | #include "bond.h" |
b31bcf60 | 24 | #include "cfm.h" |
064af421 | 25 | #include "coverage.h" |
a7ff9bd7 | 26 | #include "daemon.h" |
064af421 | 27 | #include "dirs.h" |
064af421 | 28 | #include "dynamic-string.h" |
064af421 | 29 | #include "hash.h" |
d9a8717a | 30 | #include "hmap.h" |
f145afdc | 31 | #include "hmapx.h" |
cd11000b | 32 | #include "jsonrpc.h" |
6aa74308 | 33 | #include "lacp.h" |
064af421 | 34 | #include "list.h" |
e764773c | 35 | #include "mac-learning.h" |
254750ce | 36 | #include "meta-flow.h" |
064af421 | 37 | #include "netdev.h" |
064af421 | 38 | #include "ofp-print.h" |
7beaa082 | 39 | #include "ofp-util.h" |
064af421 | 40 | #include "ofpbuf.h" |
8cd4882f | 41 | #include "ofproto/ofproto.h" |
064af421 | 42 | #include "poll-loop.h" |
76343538 | 43 | #include "sha1.h" |
6c88d577 | 44 | #include "shash.h" |
79f1cbe9 | 45 | #include "smap.h" |
064af421 | 46 | #include "socket-util.h" |
5bd31620 | 47 | #include "stream.h" |
fe55ad15 | 48 | #include "stream-ssl.h" |
b3c01ed3 | 49 | #include "sset.h" |
ce887677 | 50 | #include "system-stats.h" |
064af421 BP |
51 | #include "timeval.h" |
52 | #include "util.h" | |
da285df4 | 53 | #include "unixctl.h" |
52a90c29 | 54 | #include "vlandev.h" |
eaa67ba8 | 55 | #include "lib/vswitch-idl.h" |
064af421 | 56 | #include "xenserver.h" |
5136ce49 | 57 | #include "vlog.h" |
72b06300 | 58 | #include "sflow_api.h" |
0fb7b915 | 59 | #include "vlan-bitmap.h" |
064af421 | 60 | |
d98e6007 | 61 | VLOG_DEFINE_THIS_MODULE(bridge); |
064af421 | 62 | |
d76f09ea BP |
63 | COVERAGE_DEFINE(bridge_reconfigure); |
64 | ||
bae7208e EJ |
65 | /* Configuration of an uninstantiated iface. */ |
66 | struct if_cfg { | |
67 | struct hmap_node hmap_node; /* Node in bridge's if_cfg_todo. */ | |
68 | const struct ovsrec_interface *cfg; /* Interface record. */ | |
69 | const struct ovsrec_port *parent; /* Parent port record. */ | |
4e022ec0 | 70 | ofp_port_t ofport; /* Requested OpenFlow port number. */ |
bae7208e EJ |
71 | }; |
72 | ||
73 | /* OpenFlow port slated for removal from ofproto. */ | |
74 | struct ofpp_garbage { | |
75 | struct list list_node; /* Node in bridge's ofpp_garbage. */ | |
4e022ec0 | 76 | ofp_port_t ofp_port; /* Port to be deleted. */ |
bae7208e EJ |
77 | }; |
78 | ||
064af421 | 79 | struct iface { |
0c6aea3f | 80 | /* These members are always valid. */ |
83db7968 | 81 | struct list port_elem; /* Element in struct port's "ifaces" list. */ |
ebea37cc | 82 | struct hmap_node name_node; /* In struct bridge's "iface_by_name" hmap. */ |
064af421 | 83 | struct port *port; /* Containing port. */ |
064af421 | 84 | char *name; /* Host network device name. */ |
064af421 | 85 | |
0c6aea3f | 86 | /* These members are valid only after bridge_reconfigure() causes them to |
1e0b752d | 87 | * be initialized. */ |
892815f5 | 88 | struct hmap_node ofp_port_node; /* In struct bridge's "ifaces" hmap. */ |
4e022ec0 | 89 | ofp_port_t ofp_port; /* OpenFlow port number, */ |
c60c33fb | 90 | /* OFPP_NONE if unknown. */ |
0c6aea3f | 91 | struct netdev *netdev; /* Network device. */ |
6cefe1da | 92 | const char *type; /* Usually same as cfg->type. */ |
76343538 | 93 | const struct ovsrec_interface *cfg; |
064af421 BP |
94 | }; |
95 | ||
064af421 | 96 | struct mirror { |
fa066f01 BP |
97 | struct uuid uuid; /* UUID of this "mirror" record in database. */ |
98 | struct hmap_node hmap_node; /* In struct bridge's "mirrors" hmap. */ | |
064af421 | 99 | struct bridge *bridge; |
064af421 | 100 | char *name; |
9d24de3b | 101 | const struct ovsrec_mirror *cfg; |
064af421 BP |
102 | }; |
103 | ||
064af421 | 104 | struct port { |
8052fb14 | 105 | struct hmap_node hmap_node; /* Element in struct bridge's "ports" hmap. */ |
6e492d81 | 106 | struct bridge *bridge; |
8052fb14 BP |
107 | char *name; |
108 | ||
1e0b752d | 109 | const struct ovsrec_port *cfg; |
064af421 BP |
110 | |
111 | /* An ordinary bridge port has 1 interface. | |
112 | * A bridge port for bonding has at least 2 interfaces. */ | |
83db7968 | 113 | struct list ifaces; /* List of "struct iface"s. */ |
064af421 BP |
114 | }; |
115 | ||
064af421 | 116 | struct bridge { |
764072fd | 117 | struct hmap_node node; /* In 'all_bridges'. */ |
064af421 | 118 | char *name; /* User-specified arbitrary name. */ |
66da9bef | 119 | char *type; /* Datapath type. */ |
abe457eb | 120 | uint8_t ea[ETH_ADDR_LEN]; /* Bridge Ethernet Address. */ |
064af421 | 121 | uint8_t default_ea[ETH_ADDR_LEN]; /* Default MAC. */ |
1e0b752d | 122 | const struct ovsrec_bridge *cfg; |
064af421 | 123 | |
064af421 BP |
124 | /* OpenFlow switch processing. */ |
125 | struct ofproto *ofproto; /* OpenFlow switch. */ | |
126 | ||
064af421 | 127 | /* Bridge ports. */ |
8052fb14 | 128 | struct hmap ports; /* "struct port"s indexed by name. */ |
892815f5 | 129 | struct hmap ifaces; /* "struct iface"s indexed by ofp_port. */ |
ebea37cc | 130 | struct hmap iface_by_name; /* "struct iface"s indexed by name. */ |
064af421 | 131 | |
bae7208e EJ |
132 | struct list ofpp_garbage; /* "struct ofpp_garbage" slated for removal. */ |
133 | struct hmap if_cfg_todo; /* "struct if_cfg"s slated for creation. | |
134 | Indexed on 'cfg->name'. */ | |
135 | ||
064af421 | 136 | /* Port mirroring. */ |
fa066f01 | 137 | struct hmap mirrors; /* "struct mirror" indexed by UUID. */ |
cfea354b BP |
138 | |
139 | /* Synthetic local port if necessary. */ | |
140 | struct ovsrec_port synth_local_port; | |
141 | struct ovsrec_interface synth_local_iface; | |
142 | struct ovsrec_interface *synth_local_ifacep; | |
064af421 BP |
143 | }; |
144 | ||
764072fd BP |
145 | /* All bridges, indexed by name. */ |
146 | static struct hmap all_bridges = HMAP_INITIALIZER(&all_bridges); | |
064af421 | 147 | |
c5187f17 BP |
148 | /* OVSDB IDL used to obtain configuration. */ |
149 | static struct ovsdb_idl *idl; | |
150 | ||
63ff04e8 BP |
151 | /* We want to complete daemonization, fully detaching from our parent process, |
152 | * only after we have completed our initial configuration, committed our state | |
153 | * to the database, and received confirmation back from the database server | |
154 | * that it applied the commit. This allows our parent process to know that, | |
155 | * post-detach, ephemeral fields such as datapath-id and ofport are very likely | |
156 | * to have already been filled in. (It is only "very likely" rather than | |
157 | * certain because there is always a slim possibility that the transaction will | |
158 | * fail or that some other client has added new bridges, ports, etc. while | |
159 | * ovs-vswitchd was configuring using an old configuration.) | |
160 | * | |
161 | * We only need to do this once for our initial configuration at startup, so | |
162 | * 'initial_config_done' tracks whether we've already done it. While we are | |
163 | * waiting for a response to our commit, 'daemonize_txn' tracks the transaction | |
164 | * itself and is otherwise NULL. */ | |
165 | static bool initial_config_done; | |
166 | static struct ovsdb_idl_txn *daemonize_txn; | |
167 | ||
854a94d9 BP |
168 | /* Most recently processed IDL sequence number. */ |
169 | static unsigned int idl_seqno; | |
170 | ||
35a22d8c | 171 | /* Each time this timer expires, the bridge fetches interface and mirror |
cd0cd65f | 172 | * statistics and pushes them into the database. */ |
35a22d8c BP |
173 | #define IFACE_STATS_INTERVAL (5 * 1000) /* In milliseconds. */ |
174 | static long long int iface_stats_timer = LLONG_MIN; | |
018f1525 | 175 | |
c7e7bb21 EJ |
176 | /* In some datapaths, creating and destroying OpenFlow ports can be extremely |
177 | * expensive. This can cause bridge_reconfigure() to take a long time during | |
178 | * which no other work can be done. To deal with this problem, we limit port | |
179 | * adds and deletions to a window of OFP_PORT_ACTION_WINDOW milliseconds per | |
180 | * call to bridge_reconfigure(). If there is more work to do after the limit | |
181 | * is reached, 'need_reconfigure', is flagged and it's done on the next loop. | |
182 | * This allows the rest of the code to catch up on important things like | |
183 | * forwarding packets. */ | |
184 | #define OFP_PORT_ACTION_WINDOW 10 | |
bae7208e | 185 | static bool reconfiguring = false; |
c7e7bb21 | 186 | |
66da9bef | 187 | static void add_del_bridges(const struct ovsrec_open_vswitch *); |
bae7208e | 188 | static void bridge_update_ofprotos(void); |
66da9bef | 189 | static void bridge_create(const struct ovsrec_bridge *); |
064af421 BP |
190 | static void bridge_destroy(struct bridge *); |
191 | static struct bridge *bridge_lookup(const char *name); | |
8ca79daa | 192 | static unixctl_cb_func bridge_unixctl_dump_flows; |
fa05809b | 193 | static unixctl_cb_func bridge_unixctl_reconnect; |
1a048029 | 194 | static size_t bridge_get_controllers(const struct bridge *br, |
76ce9432 | 195 | struct ovsrec_controller ***controllersp); |
52a90c29 BP |
196 | static void bridge_add_del_ports(struct bridge *, |
197 | const unsigned long int *splinter_vlans); | |
892815f5 | 198 | static void bridge_refresh_ofp_port(struct bridge *); |
7155fa52 | 199 | static void bridge_configure_flow_miss_model(const char *opt); |
6f90b8f4 BP |
200 | static void bridge_configure_datapath_id(struct bridge *); |
201 | static void bridge_configure_netflow(struct bridge *); | |
8402c74b | 202 | static void bridge_configure_forward_bpdu(struct bridge *); |
c4069512 | 203 | static void bridge_configure_mac_table(struct bridge *); |
6f90b8f4 | 204 | static void bridge_configure_sflow(struct bridge *, int *sflow_bridge_number); |
29089a54 | 205 | static void bridge_configure_ipfix(struct bridge *); |
21f7563c | 206 | static void bridge_configure_stp(struct bridge *); |
254750ce | 207 | static void bridge_configure_tables(struct bridge *); |
8b6ff729 | 208 | static void bridge_configure_dp_desc(struct bridge *); |
fa066f01 BP |
209 | static void bridge_configure_remotes(struct bridge *, |
210 | const struct sockaddr_in *managers, | |
211 | size_t n_managers); | |
064af421 BP |
212 | static void bridge_pick_local_hw_addr(struct bridge *, |
213 | uint8_t ea[ETH_ADDR_LEN], | |
07c318f4 | 214 | struct iface **hw_addr_iface); |
064af421 BP |
215 | static uint64_t bridge_pick_datapath_id(struct bridge *, |
216 | const uint8_t bridge_ea[ETH_ADDR_LEN], | |
07c318f4 | 217 | struct iface *hw_addr_iface); |
bae7208e EJ |
218 | static void bridge_queue_if_cfg(struct bridge *, |
219 | const struct ovsrec_interface *, | |
220 | const struct ovsrec_port *); | |
064af421 | 221 | static uint64_t dpid_from_hash(const void *, size_t nbytes); |
e8192d80 BP |
222 | static bool bridge_has_bond_fake_iface(const struct bridge *, |
223 | const char *name); | |
224 | static bool port_is_bond_fake_iface(const struct port *); | |
064af421 | 225 | |
e8fe3026 | 226 | static unixctl_cb_func qos_unixctl_show; |
8c4c1387 | 227 | |
66da9bef | 228 | static struct port *port_create(struct bridge *, const struct ovsrec_port *); |
66da9bef | 229 | static void port_del_ifaces(struct port *); |
064af421 BP |
230 | static void port_destroy(struct port *); |
231 | static struct port *port_lookup(const struct bridge *, const char *name); | |
fa066f01 BP |
232 | static void port_configure(struct port *); |
233 | static struct lacp_settings *port_configure_lacp(struct port *, | |
234 | struct lacp_settings *); | |
df53d41c | 235 | static void port_configure_bond(struct port *, struct bond_settings *); |
06b592bc | 236 | static bool port_is_synthetic(const struct port *); |
fa066f01 | 237 | |
35a22d8c BP |
238 | static void reconfigure_system_stats(const struct ovsrec_open_vswitch *); |
239 | static void run_system_stats(void); | |
240 | ||
fa066f01 BP |
241 | static void bridge_configure_mirrors(struct bridge *); |
242 | static struct mirror *mirror_create(struct bridge *, | |
243 | const struct ovsrec_mirror *); | |
064af421 | 244 | static void mirror_destroy(struct mirror *); |
9d24de3b JP |
245 | static bool mirror_configure(struct mirror *); |
246 | static void mirror_refresh_stats(struct mirror *); | |
064af421 | 247 | |
fa066f01 | 248 | static void iface_configure_lacp(struct iface *, struct lacp_slave_settings *); |
4e022ec0 AW |
249 | static bool iface_create(struct bridge *, struct if_cfg *, |
250 | ofp_port_t ofp_port); | |
05ba03e0 JP |
251 | static bool iface_is_internal(const struct ovsrec_interface *iface, |
252 | const struct ovsrec_bridge *br); | |
b54441b3 BP |
253 | static const char *iface_get_type(const struct ovsrec_interface *, |
254 | const struct ovsrec_bridge *); | |
064af421 BP |
255 | static void iface_destroy(struct iface *); |
256 | static struct iface *iface_lookup(const struct bridge *, const char *name); | |
e8fe3026 | 257 | static struct iface *iface_find(const char *name); |
bae7208e | 258 | static struct if_cfg *if_cfg_lookup(const struct bridge *, const char *name); |
892815f5 | 259 | static struct iface *iface_from_ofp_port(const struct bridge *, |
4e022ec0 | 260 | ofp_port_t ofp_port); |
52df17e7 | 261 | static void iface_set_mac(struct iface *); |
4e022ec0 | 262 | static void iface_set_ofport(const struct ovsrec_interface *, ofp_port_t ofport); |
3fc5a86a | 263 | static void iface_clear_db_record(const struct ovsrec_interface *if_cfg); |
66da9bef BP |
264 | static void iface_configure_qos(struct iface *, const struct ovsrec_qos *); |
265 | static void iface_configure_cfm(struct iface *); | |
8f3fe844 | 266 | static void iface_refresh_cfm_stats(struct iface *); |
1101a0b4 AE |
267 | static void iface_refresh_stats(struct iface *); |
268 | static void iface_refresh_status(struct iface *); | |
cfea354b | 269 | static bool iface_is_synthetic(const struct iface *); |
4e022ec0 | 270 | static ofp_port_t iface_pick_ofport(const struct ovsrec_interface *); |
52a90c29 BP |
271 | |
272 | /* Linux VLAN device support (e.g. "eth0.10" for VLAN 10.) | |
273 | * | |
274 | * This is deprecated. It is only for compatibility with broken device drivers | |
275 | * in old versions of Linux that do not properly support VLANs when VLAN | |
276 | * devices are not used. When broken device drivers are no longer in | |
277 | * widespread use, we will delete these interfaces. */ | |
278 | ||
279 | /* True if VLAN splinters are enabled on any interface, false otherwise.*/ | |
280 | static bool vlan_splinters_enabled_anywhere; | |
281 | ||
282 | static bool vlan_splinters_is_enabled(const struct ovsrec_interface *); | |
283 | static unsigned long int *collect_splinter_vlans( | |
284 | const struct ovsrec_open_vswitch *); | |
285 | static void configure_splinter_port(struct port *); | |
286 | static void add_vlan_splinter_ports(struct bridge *, | |
287 | const unsigned long int *splinter_vlans, | |
288 | struct shash *ports); | |
b0408fca JP |
289 | |
290 | static void | |
291 | bridge_init_ofproto(const struct ovsrec_open_vswitch *cfg) | |
292 | { | |
293 | struct shash iface_hints; | |
294 | static bool initialized = false; | |
295 | int i; | |
296 | ||
297 | if (initialized) { | |
298 | return; | |
299 | } | |
300 | ||
301 | shash_init(&iface_hints); | |
302 | ||
b099cd5f EJ |
303 | if (cfg) { |
304 | for (i = 0; i < cfg->n_bridges; i++) { | |
305 | const struct ovsrec_bridge *br_cfg = cfg->bridges[i]; | |
306 | int j; | |
307 | ||
308 | for (j = 0; j < br_cfg->n_ports; j++) { | |
309 | struct ovsrec_port *port_cfg = br_cfg->ports[j]; | |
310 | int k; | |
311 | ||
312 | for (k = 0; k < port_cfg->n_interfaces; k++) { | |
313 | struct ovsrec_interface *if_cfg = port_cfg->interfaces[k]; | |
314 | struct iface_hint *iface_hint; | |
315 | ||
316 | iface_hint = xmalloc(sizeof *iface_hint); | |
317 | iface_hint->br_name = br_cfg->name; | |
318 | iface_hint->br_type = br_cfg->datapath_type; | |
558e2cc5 | 319 | iface_hint->ofp_port = iface_pick_ofport(if_cfg); |
b099cd5f EJ |
320 | |
321 | shash_add(&iface_hints, if_cfg->name, iface_hint); | |
322 | } | |
b0408fca JP |
323 | } |
324 | } | |
325 | } | |
326 | ||
327 | ofproto_init(&iface_hints); | |
328 | ||
329 | shash_destroy_free_data(&iface_hints); | |
330 | initialized = true; | |
331 | } | |
064af421 BP |
332 | \f |
333 | /* Public functions. */ | |
334 | ||
c5187f17 BP |
335 | /* Initializes the bridge module, configuring it to obtain its configuration |
336 | * from an OVSDB server accessed over 'remote', which should be a string in a | |
337 | * form acceptable to ovsdb_idl_create(). */ | |
064af421 | 338 | void |
c5187f17 BP |
339 | bridge_init(const char *remote) |
340 | { | |
341 | /* Create connection to database. */ | |
fba6bd1d | 342 | idl = ovsdb_idl_create(remote, &ovsrec_idl_class, true, true); |
854a94d9 | 343 | idl_seqno = ovsdb_idl_get_seqno(idl); |
06b6d651 | 344 | ovsdb_idl_set_lock(idl, "ovs_vswitchd"); |
8cdec725 | 345 | ovsdb_idl_verify_write_only(idl); |
c5187f17 | 346 | |
ef73f86c BP |
347 | ovsdb_idl_omit_alert(idl, &ovsrec_open_vswitch_col_cur_cfg); |
348 | ovsdb_idl_omit_alert(idl, &ovsrec_open_vswitch_col_statistics); | |
e85bbd75 | 349 | ovsdb_idl_omit(idl, &ovsrec_open_vswitch_col_external_ids); |
62f3aaed BP |
350 | ovsdb_idl_omit(idl, &ovsrec_open_vswitch_col_ovs_version); |
351 | ovsdb_idl_omit(idl, &ovsrec_open_vswitch_col_db_version); | |
352 | ovsdb_idl_omit(idl, &ovsrec_open_vswitch_col_system_type); | |
353 | ovsdb_idl_omit(idl, &ovsrec_open_vswitch_col_system_version); | |
e85bbd75 | 354 | |
62f3aaed | 355 | ovsdb_idl_omit_alert(idl, &ovsrec_bridge_col_datapath_id); |
21f7563c | 356 | ovsdb_idl_omit_alert(idl, &ovsrec_bridge_col_status); |
e85bbd75 BP |
357 | ovsdb_idl_omit(idl, &ovsrec_bridge_col_external_ids); |
358 | ||
21f7563c | 359 | ovsdb_idl_omit_alert(idl, &ovsrec_port_col_status); |
80740385 | 360 | ovsdb_idl_omit_alert(idl, &ovsrec_port_col_statistics); |
e85bbd75 BP |
361 | ovsdb_idl_omit(idl, &ovsrec_port_col_external_ids); |
362 | ovsdb_idl_omit(idl, &ovsrec_port_col_fake_bridge); | |
363 | ||
62f3aaed BP |
364 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_admin_state); |
365 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_duplex); | |
366 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_link_speed); | |
367 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_link_state); | |
65c3058c | 368 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_link_resets); |
df867eda | 369 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_mac_in_use); |
62f3aaed | 370 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_mtu); |
ef73f86c BP |
371 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_ofport); |
372 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_statistics); | |
62f3aaed | 373 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_status); |
b4117094 | 374 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_cfm_fault); |
b9380396 | 375 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_cfm_fault_status); |
1de11730 | 376 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_cfm_remote_mpids); |
3967a833 | 377 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_cfm_health); |
4104aaf1 | 378 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_cfm_remote_opstate); |
ccc09689 | 379 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_bfd_status); |
b4117094 | 380 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_lacp_current); |
e85bbd75 BP |
381 | ovsdb_idl_omit(idl, &ovsrec_interface_col_external_ids); |
382 | ||
62f3aaed BP |
383 | ovsdb_idl_omit_alert(idl, &ovsrec_controller_col_is_connected); |
384 | ovsdb_idl_omit_alert(idl, &ovsrec_controller_col_role); | |
385 | ovsdb_idl_omit_alert(idl, &ovsrec_controller_col_status); | |
386 | ovsdb_idl_omit(idl, &ovsrec_controller_col_external_ids); | |
387 | ||
62f3aaed BP |
388 | ovsdb_idl_omit(idl, &ovsrec_qos_col_external_ids); |
389 | ||
390 | ovsdb_idl_omit(idl, &ovsrec_queue_col_external_ids); | |
391 | ||
392 | ovsdb_idl_omit(idl, &ovsrec_mirror_col_external_ids); | |
9d24de3b | 393 | ovsdb_idl_omit_alert(idl, &ovsrec_mirror_col_statistics); |
62f3aaed BP |
394 | |
395 | ovsdb_idl_omit(idl, &ovsrec_netflow_col_external_ids); | |
62f3aaed | 396 | ovsdb_idl_omit(idl, &ovsrec_sflow_col_external_ids); |
29089a54 RL |
397 | ovsdb_idl_omit(idl, &ovsrec_ipfix_col_external_ids); |
398 | ovsdb_idl_omit(idl, &ovsrec_flow_sample_collector_set_col_external_ids); | |
62f3aaed BP |
399 | |
400 | ovsdb_idl_omit(idl, &ovsrec_manager_col_external_ids); | |
401 | ovsdb_idl_omit(idl, &ovsrec_manager_col_inactivity_probe); | |
402 | ovsdb_idl_omit(idl, &ovsrec_manager_col_is_connected); | |
403 | ovsdb_idl_omit(idl, &ovsrec_manager_col_max_backoff); | |
404 | ovsdb_idl_omit(idl, &ovsrec_manager_col_status); | |
405 | ||
406 | ovsdb_idl_omit(idl, &ovsrec_ssl_col_external_ids); | |
407 | ||
c5187f17 | 408 | /* Register unixctl commands. */ |
0e15264f BP |
409 | unixctl_command_register("qos/show", "interface", 1, 1, |
410 | qos_unixctl_show, NULL); | |
411 | unixctl_command_register("bridge/dump-flows", "bridge", 1, 1, | |
7ff2009a | 412 | bridge_unixctl_dump_flows, NULL); |
0e15264f | 413 | unixctl_command_register("bridge/reconnect", "[bridge]", 0, 1, |
7ff2009a | 414 | bridge_unixctl_reconnect, NULL); |
5827ce14 | 415 | lacp_init(); |
c5187f17 | 416 | bond_init(); |
9ac3fce4 | 417 | cfm_init(); |
fe4a02e4 | 418 | stp_init(); |
c5187f17 BP |
419 | } |
420 | ||
ee45ad81 BP |
421 | void |
422 | bridge_exit(void) | |
423 | { | |
424 | struct bridge *br, *next_br; | |
425 | ||
764072fd | 426 | HMAP_FOR_EACH_SAFE (br, next_br, node, &all_bridges) { |
ee45ad81 BP |
427 | bridge_destroy(br); |
428 | } | |
429 | ovsdb_idl_destroy(idl); | |
430 | } | |
431 | ||
cd11000b BP |
432 | /* Looks at the list of managers in 'ovs_cfg' and extracts their remote IP |
433 | * addresses and ports into '*managersp' and '*n_managersp'. The caller is | |
434 | * responsible for freeing '*managersp' (with free()). | |
435 | * | |
436 | * You may be asking yourself "why does ovs-vswitchd care?", because | |
437 | * ovsdb-server is responsible for connecting to the managers, and ovs-vswitchd | |
438 | * should not be and in fact is not directly involved in that. But | |
439 | * ovs-vswitchd needs to make sure that ovsdb-server can reach the managers, so | |
440 | * it has to tell in-band control where the managers are to enable that. | |
94db5407 | 441 | * (Thus, only managers connected in-band are collected.) |
cd11000b BP |
442 | */ |
443 | static void | |
94db5407 BP |
444 | collect_in_band_managers(const struct ovsrec_open_vswitch *ovs_cfg, |
445 | struct sockaddr_in **managersp, size_t *n_managersp) | |
cd11000b BP |
446 | { |
447 | struct sockaddr_in *managers = NULL; | |
448 | size_t n_managers = 0; | |
b3c01ed3 | 449 | struct sset targets; |
94db5407 BP |
450 | size_t i; |
451 | ||
289df16d AE |
452 | /* Collect all of the potential targets from the "targets" columns of the |
453 | * rows pointed to by "manager_options", excluding any that are | |
454 | * out-of-band. */ | |
b3c01ed3 | 455 | sset_init(&targets); |
94db5407 BP |
456 | for (i = 0; i < ovs_cfg->n_manager_options; i++) { |
457 | struct ovsrec_manager *m = ovs_cfg->manager_options[i]; | |
458 | ||
459 | if (m->connection_mode && !strcmp(m->connection_mode, "out-of-band")) { | |
b3c01ed3 | 460 | sset_find_and_delete(&targets, m->target); |
94db5407 | 461 | } else { |
b3c01ed3 | 462 | sset_add(&targets, m->target); |
94db5407 BP |
463 | } |
464 | } | |
cd11000b | 465 | |
94db5407 | 466 | /* Now extract the targets' IP addresses. */ |
b3c01ed3 BP |
467 | if (!sset_is_empty(&targets)) { |
468 | const char *target; | |
cd11000b | 469 | |
b3c01ed3 BP |
470 | managers = xmalloc(sset_count(&targets) * sizeof *managers); |
471 | SSET_FOR_EACH (target, &targets) { | |
94db5407 | 472 | struct sockaddr_in *sin = &managers[n_managers]; |
cd11000b | 473 | |
ac4c900d AA |
474 | if (stream_parse_target_with_default_ports(target, |
475 | JSONRPC_TCP_PORT, | |
476 | JSONRPC_SSL_PORT, | |
477 | sin)) { | |
cd11000b BP |
478 | n_managers++; |
479 | } | |
480 | } | |
481 | } | |
b3c01ed3 | 482 | sset_destroy(&targets); |
cd11000b BP |
483 | |
484 | *managersp = managers; | |
485 | *n_managersp = n_managers; | |
486 | } | |
487 | ||
c5187f17 | 488 | static void |
76343538 | 489 | bridge_reconfigure(const struct ovsrec_open_vswitch *ovs_cfg) |
064af421 | 490 | { |
52a90c29 | 491 | unsigned long int *splinter_vlans; |
bae7208e | 492 | struct bridge *br; |
064af421 BP |
493 | |
494 | COVERAGE_INC(bridge_reconfigure); | |
495 | ||
cb22974d | 496 | ovs_assert(!reconfiguring); |
bae7208e | 497 | reconfiguring = true; |
c7e7bb21 | 498 | |
380f49c4 EJ |
499 | ofproto_set_flow_eviction_threshold( |
500 | smap_get_int(&ovs_cfg->other_config, "flow-eviction-threshold", | |
501 | OFPROTO_FLOW_EVICTION_THRESHOLD_DEFAULT)); | |
502 | ||
7155fa52 JS |
503 | bridge_configure_flow_miss_model(smap_get(&ovs_cfg->other_config, |
504 | "force-miss-model")); | |
505 | ||
bae7208e EJ |
506 | /* Destroy "struct bridge"s, "struct port"s, and "struct iface"s according |
507 | * to 'ovs_cfg' while update the "if_cfg_queue", with only very minimal | |
508 | * configuration otherwise. | |
66da9bef | 509 | * |
bae7208e EJ |
510 | * This is mostly an update to bridge data structures. Nothing is pushed |
511 | * down to ofproto or lower layers. */ | |
66da9bef | 512 | add_del_bridges(ovs_cfg); |
52a90c29 | 513 | splinter_vlans = collect_splinter_vlans(ovs_cfg); |
764072fd | 514 | HMAP_FOR_EACH (br, node, &all_bridges) { |
52a90c29 | 515 | bridge_add_del_ports(br, splinter_vlans); |
76343538 | 516 | } |
52a90c29 | 517 | free(splinter_vlans); |
064af421 | 518 | |
bae7208e EJ |
519 | /* Delete datapaths that are no longer configured, and create ones which |
520 | * don't exist but should. */ | |
521 | bridge_update_ofprotos(); | |
522 | ||
523 | /* Make sure each "struct iface" has a correct ofp_port in its ofproto. */ | |
764072fd | 524 | HMAP_FOR_EACH (br, node, &all_bridges) { |
bae7208e EJ |
525 | bridge_refresh_ofp_port(br); |
526 | } | |
527 | ||
528 | /* Clear database records for "if_cfg"s which haven't been instantiated. */ | |
529 | HMAP_FOR_EACH (br, node, &all_bridges) { | |
530 | struct if_cfg *if_cfg; | |
531 | ||
532 | HMAP_FOR_EACH (if_cfg, hmap_node, &br->if_cfg_todo) { | |
533 | iface_clear_db_record(if_cfg->cfg); | |
76343538 | 534 | } |
064af421 | 535 | } |
35a22d8c BP |
536 | |
537 | reconfigure_system_stats(ovs_cfg); | |
bae7208e | 538 | } |
064af421 | 539 | |
bae7208e EJ |
540 | static bool |
541 | bridge_reconfigure_ofp(void) | |
542 | { | |
543 | long long int deadline; | |
544 | struct bridge *br; | |
545 | ||
546 | time_refresh(); | |
547 | deadline = time_msec() + OFP_PORT_ACTION_WINDOW; | |
548 | ||
549 | /* The kernel will reject any attempt to add a given port to a datapath if | |
550 | * that port already belongs to a different datapath, so we must do all | |
551 | * port deletions before any port additions. */ | |
552 | HMAP_FOR_EACH (br, node, &all_bridges) { | |
553 | struct ofpp_garbage *garbage, *next; | |
554 | ||
555 | LIST_FOR_EACH_SAFE (garbage, next, list_node, &br->ofpp_garbage) { | |
6b803ddc EJ |
556 | /* It's a bit dangerous to call bridge_run_fast() here as ofproto's |
557 | * internal datastructures may not be consistent. Eventually, when | |
558 | * port additions and deletions are cheaper, these calls should be | |
559 | * removed. */ | |
560 | bridge_run_fast(); | |
bae7208e EJ |
561 | ofproto_port_del(br->ofproto, garbage->ofp_port); |
562 | list_remove(&garbage->list_node); | |
563 | free(garbage); | |
564 | ||
565 | time_refresh(); | |
566 | if (time_msec() >= deadline) { | |
567 | return false; | |
e56365a5 | 568 | } |
6b803ddc | 569 | bridge_run_fast(); |
064af421 BP |
570 | } |
571 | } | |
bae7208e | 572 | |
e8192d80 | 573 | HMAP_FOR_EACH (br, node, &all_bridges) { |
bae7208e EJ |
574 | struct if_cfg *if_cfg, *next; |
575 | ||
576 | HMAP_FOR_EACH_SAFE (if_cfg, next, hmap_node, &br->if_cfg_todo) { | |
c60c33fb | 577 | iface_create(br, if_cfg, OFPP_NONE); |
bae7208e EJ |
578 | time_refresh(); |
579 | if (time_msec() >= deadline) { | |
580 | return false; | |
581 | } | |
582 | } | |
064af421 | 583 | } |
064af421 | 584 | |
bae7208e EJ |
585 | return true; |
586 | } | |
587 | ||
588 | static bool | |
589 | bridge_reconfigure_continue(const struct ovsrec_open_vswitch *ovs_cfg) | |
590 | { | |
591 | struct sockaddr_in *managers; | |
592 | int sflow_bridge_number; | |
593 | size_t n_managers; | |
594 | struct bridge *br; | |
595 | bool done; | |
596 | ||
cb22974d | 597 | ovs_assert(reconfiguring); |
bae7208e EJ |
598 | done = bridge_reconfigure_ofp(); |
599 | ||
66da9bef BP |
600 | /* Complete the configuration. */ |
601 | sflow_bridge_number = 0; | |
602 | collect_in_band_managers(ovs_cfg, &managers, &n_managers); | |
764072fd | 603 | HMAP_FOR_EACH (br, node, &all_bridges) { |
8052fb14 | 604 | struct port *port; |
064af421 | 605 | |
f145afdc BP |
606 | /* We need the datapath ID early to allow LACP ports to use it as the |
607 | * default system ID. */ | |
608 | bridge_configure_datapath_id(br); | |
609 | ||
8052fb14 | 610 | HMAP_FOR_EACH (port, hmap_node, &br->ports) { |
83db7968 | 611 | struct iface *iface; |
52df17e7 | 612 | |
fa066f01 | 613 | port_configure(port); |
c1c9c9c4 | 614 | |
48e1b7fb | 615 | LIST_FOR_EACH (iface, port_elem, &port->ifaces) { |
66da9bef BP |
616 | iface_configure_cfm(iface); |
617 | iface_configure_qos(iface, port->cfg->qos); | |
7ae79235 | 618 | iface_set_mac(iface); |
ccc09689 EJ |
619 | ofproto_port_set_bfd(br->ofproto, iface->ofp_port, |
620 | &iface->cfg->bfd); | |
064af421 BP |
621 | } |
622 | } | |
fa066f01 | 623 | bridge_configure_mirrors(br); |
8402c74b | 624 | bridge_configure_forward_bpdu(br); |
c4069512 | 625 | bridge_configure_mac_table(br); |
fa066f01 | 626 | bridge_configure_remotes(br, managers, n_managers); |
66da9bef BP |
627 | bridge_configure_netflow(br); |
628 | bridge_configure_sflow(br, &sflow_bridge_number); | |
29089a54 | 629 | bridge_configure_ipfix(br); |
21f7563c | 630 | bridge_configure_stp(br); |
254750ce | 631 | bridge_configure_tables(br); |
8b6ff729 | 632 | bridge_configure_dp_desc(br); |
380f49c4 EJ |
633 | |
634 | if (smap_get(&br->cfg->other_config, "flow-eviction-threshold")) { | |
635 | /* XXX: Remove this warning message eventually. */ | |
636 | VLOG_WARN_ONCE("As of June 2013, flow-eviction-threshold has been" | |
637 | " moved to the Open_vSwitch table. Ignoring its" | |
638 | " setting in the bridge table."); | |
639 | } | |
064af421 | 640 | } |
66da9bef | 641 | free(managers); |
064af421 | 642 | |
bae7208e | 643 | return done; |
66da9bef | 644 | } |
064af421 | 645 | |
bae7208e EJ |
646 | /* Delete ofprotos which aren't configured or have the wrong type. Create |
647 | * ofprotos which don't exist but need to. */ | |
66da9bef | 648 | static void |
bae7208e | 649 | bridge_update_ofprotos(void) |
66da9bef | 650 | { |
bae7208e | 651 | struct bridge *br, *next; |
f79e673f BP |
652 | struct sset names; |
653 | struct sset types; | |
66da9bef | 654 | const char *type; |
6c88d577 | 655 | |
bae7208e | 656 | /* Delete ofprotos with no bridge or with the wrong type. */ |
f79e673f BP |
657 | sset_init(&names); |
658 | sset_init(&types); | |
659 | ofproto_enumerate_types(&types); | |
660 | SSET_FOR_EACH (type, &types) { | |
66da9bef | 661 | const char *name; |
3a6ccc8c | 662 | |
f79e673f BP |
663 | ofproto_enumerate_names(type, &names); |
664 | SSET_FOR_EACH (name, &names) { | |
bae7208e | 665 | br = bridge_lookup(name); |
66da9bef | 666 | if (!br || strcmp(type, br->type)) { |
f79e673f | 667 | ofproto_delete(name, type); |
3a6ccc8c | 668 | } |
b31bcf60 EJ |
669 | } |
670 | } | |
f79e673f BP |
671 | sset_destroy(&names); |
672 | sset_destroy(&types); | |
76343538 | 673 | |
bae7208e EJ |
674 | /* Add ofprotos for bridges which don't have one yet. */ |
675 | HMAP_FOR_EACH_SAFE (br, next, node, &all_bridges) { | |
676 | struct bridge *br2; | |
677 | int error; | |
678 | ||
679 | if (br->ofproto) { | |
680 | continue; | |
681 | } | |
682 | ||
683 | /* Remove ports from any datapath with the same name as 'br'. If we | |
684 | * don't do this, creating 'br''s ofproto will fail because a port with | |
685 | * the same name as its local port already exists. */ | |
686 | HMAP_FOR_EACH (br2, node, &all_bridges) { | |
687 | struct ofproto_port ofproto_port; | |
688 | ||
689 | if (!br2->ofproto) { | |
690 | continue; | |
691 | } | |
692 | ||
693 | if (!ofproto_port_query_by_name(br2->ofproto, br->name, | |
694 | &ofproto_port)) { | |
695 | error = ofproto_port_del(br2->ofproto, ofproto_port.ofp_port); | |
696 | if (error) { | |
697 | VLOG_ERR("failed to delete port %s: %s", ofproto_port.name, | |
10a89ef0 | 698 | ovs_strerror(error)); |
bae7208e EJ |
699 | } |
700 | ofproto_port_destroy(&ofproto_port); | |
701 | } | |
702 | } | |
703 | ||
704 | error = ofproto_create(br->name, br->type, &br->ofproto); | |
705 | if (error) { | |
706 | VLOG_ERR("failed to create bridge %s: %s", br->name, | |
10a89ef0 | 707 | ovs_strerror(error)); |
bae7208e EJ |
708 | bridge_destroy(br); |
709 | } | |
66da9bef | 710 | } |
093e47f4 | 711 | } |
c3827f61 | 712 | |
fa066f01 BP |
713 | static void |
714 | port_configure(struct port *port) | |
715 | { | |
716 | const struct ovsrec_port *cfg = port->cfg; | |
717 | struct bond_settings bond_settings; | |
718 | struct lacp_settings lacp_settings; | |
719 | struct ofproto_bundle_settings s; | |
720 | struct iface *iface; | |
82057f51 | 721 | |
52a90c29 BP |
722 | if (cfg->vlan_mode && !strcmp(cfg->vlan_mode, "splinter")) { |
723 | configure_splinter_port(port); | |
724 | return; | |
725 | } | |
726 | ||
fa066f01 BP |
727 | /* Get name. */ |
728 | s.name = port->name; | |
3a6ccc8c | 729 | |
fa066f01 BP |
730 | /* Get slaves. */ |
731 | s.n_slaves = 0; | |
732 | s.slaves = xmalloc(list_size(&port->ifaces) * sizeof *s.slaves); | |
733 | LIST_FOR_EACH (iface, port_elem, &port->ifaces) { | |
892815f5 | 734 | s.slaves[s.n_slaves++] = iface->ofp_port; |
fa066f01 | 735 | } |
c3827f61 | 736 | |
fa066f01 BP |
737 | /* Get VLAN tag. */ |
738 | s.vlan = -1; | |
acaf1486 BP |
739 | if (cfg->tag && *cfg->tag >= 0 && *cfg->tag <= 4095) { |
740 | s.vlan = *cfg->tag; | |
fa066f01 | 741 | } |
b0ec0f27 | 742 | |
fa066f01 BP |
743 | /* Get VLAN trunks. */ |
744 | s.trunks = NULL; | |
ecac4ebf | 745 | if (cfg->n_trunks) { |
fa066f01 | 746 | s.trunks = vlan_bitmap_from_array(cfg->trunks, cfg->n_trunks); |
ecac4ebf BP |
747 | } |
748 | ||
749 | /* Get VLAN mode. */ | |
750 | if (cfg->vlan_mode) { | |
751 | if (!strcmp(cfg->vlan_mode, "access")) { | |
752 | s.vlan_mode = PORT_VLAN_ACCESS; | |
753 | } else if (!strcmp(cfg->vlan_mode, "trunk")) { | |
754 | s.vlan_mode = PORT_VLAN_TRUNK; | |
755 | } else if (!strcmp(cfg->vlan_mode, "native-tagged")) { | |
756 | s.vlan_mode = PORT_VLAN_NATIVE_TAGGED; | |
757 | } else if (!strcmp(cfg->vlan_mode, "native-untagged")) { | |
758 | s.vlan_mode = PORT_VLAN_NATIVE_UNTAGGED; | |
759 | } else { | |
760 | /* This "can't happen" because ovsdb-server should prevent it. */ | |
761 | VLOG_ERR("unknown VLAN mode %s", cfg->vlan_mode); | |
762 | s.vlan_mode = PORT_VLAN_TRUNK; | |
763 | } | |
764 | } else { | |
765 | if (s.vlan >= 0) { | |
766 | s.vlan_mode = PORT_VLAN_ACCESS; | |
767 | if (cfg->n_trunks) { | |
768 | VLOG_ERR("port %s: ignoring trunks in favor of implicit vlan", | |
769 | port->name); | |
770 | } | |
771 | } else { | |
772 | s.vlan_mode = PORT_VLAN_TRUNK; | |
773 | } | |
064af421 | 774 | } |
a699f614 EJ |
775 | s.use_priority_tags = smap_get_bool(&cfg->other_config, "priority-tags", |
776 | false); | |
064af421 | 777 | |
fa066f01 BP |
778 | /* Get LACP settings. */ |
779 | s.lacp = port_configure_lacp(port, &lacp_settings); | |
780 | if (s.lacp) { | |
781 | size_t i = 0; | |
064af421 | 782 | |
fa066f01 BP |
783 | s.lacp_slaves = xmalloc(s.n_slaves * sizeof *s.lacp_slaves); |
784 | LIST_FOR_EACH (iface, port_elem, &port->ifaces) { | |
785 | iface_configure_lacp(iface, &s.lacp_slaves[i++]); | |
064af421 | 786 | } |
fa066f01 BP |
787 | } else { |
788 | s.lacp_slaves = NULL; | |
789 | } | |
064af421 | 790 | |
fa066f01 BP |
791 | /* Get bond settings. */ |
792 | if (s.n_slaves > 1) { | |
fa066f01 | 793 | s.bond = &bond_settings; |
df53d41c | 794 | port_configure_bond(port, &bond_settings); |
fa066f01 BP |
795 | } else { |
796 | s.bond = NULL; | |
1670c579 EJ |
797 | LIST_FOR_EACH (iface, port_elem, &port->ifaces) { |
798 | netdev_set_miimon_interval(iface->netdev, 0); | |
799 | } | |
fa066f01 | 800 | } |
093e47f4 | 801 | |
fa066f01 BP |
802 | /* Register. */ |
803 | ofproto_bundle_register(port->bridge->ofproto, port, &s); | |
76343538 | 804 | |
fa066f01 | 805 | /* Clean up. */ |
4e51de4c | 806 | free(s.slaves); |
fa066f01 BP |
807 | free(s.trunks); |
808 | free(s.lacp_slaves); | |
809 | } | |
76343538 | 810 | |
7155fa52 JS |
811 | static void |
812 | bridge_configure_flow_miss_model(const char *opt) | |
813 | { | |
814 | enum ofproto_flow_miss_model model = OFPROTO_HANDLE_MISS_AUTO; | |
815 | ||
816 | if (opt) { | |
817 | if (strcmp(opt, "with-facets")) { | |
818 | model = OFPROTO_HANDLE_MISS_WITH_FACETS; | |
33735fe5 | 819 | } else if (strcmp(opt, "without-facets")) { |
7155fa52 | 820 | model = OFPROTO_HANDLE_MISS_WITHOUT_FACETS; |
7155fa52 JS |
821 | } |
822 | } | |
823 | ||
824 | ofproto_set_flow_miss_model(model); | |
825 | } | |
826 | ||
6f90b8f4 BP |
827 | /* Pick local port hardware address and datapath ID for 'br'. */ |
828 | static void | |
829 | bridge_configure_datapath_id(struct bridge *br) | |
830 | { | |
831 | uint8_t ea[ETH_ADDR_LEN]; | |
832 | uint64_t dpid; | |
833 | struct iface *local_iface; | |
834 | struct iface *hw_addr_iface; | |
835 | char *dpid_string; | |
76343538 | 836 | |
6f90b8f4 | 837 | bridge_pick_local_hw_addr(br, ea, &hw_addr_iface); |
892815f5 | 838 | local_iface = iface_from_ofp_port(br, OFPP_LOCAL); |
6f90b8f4 BP |
839 | if (local_iface) { |
840 | int error = netdev_set_etheraddr(local_iface->netdev, ea); | |
841 | if (error) { | |
842 | static struct vlog_rate_limit rl = VLOG_RATE_LIMIT_INIT(1, 5); | |
843 | VLOG_ERR_RL(&rl, "bridge %s: failed to set bridge " | |
844 | "Ethernet address: %s", | |
10a89ef0 | 845 | br->name, ovs_strerror(error)); |
6f90b8f4 BP |
846 | } |
847 | } | |
848 | memcpy(br->ea, ea, ETH_ADDR_LEN); | |
76343538 | 849 | |
6f90b8f4 | 850 | dpid = bridge_pick_datapath_id(br, ea, hw_addr_iface); |
e825ace2 BP |
851 | if (dpid != ofproto_get_datapath_id(br->ofproto)) { |
852 | VLOG_INFO("bridge %s: using datapath ID %016"PRIx64, br->name, dpid); | |
853 | ofproto_set_datapath_id(br->ofproto, dpid); | |
854 | } | |
76343538 | 855 | |
6f90b8f4 BP |
856 | dpid_string = xasprintf("%016"PRIx64, dpid); |
857 | ovsrec_bridge_set_datapath_id(br->cfg, dpid_string); | |
858 | free(dpid_string); | |
859 | } | |
064af421 | 860 | |
7beaa082 SH |
861 | /* Returns a bitmap of "enum ofputil_protocol"s that are allowed for use with |
862 | * 'br'. */ | |
863 | static uint32_t | |
864 | bridge_get_allowed_versions(struct bridge *br) | |
865 | { | |
866 | if (!br->cfg->n_protocols) | |
867 | return 0; | |
868 | ||
869 | return ofputil_versions_from_strings(br->cfg->protocols, | |
870 | br->cfg->n_protocols); | |
871 | } | |
872 | ||
6f90b8f4 BP |
873 | /* Set NetFlow configuration on 'br'. */ |
874 | static void | |
875 | bridge_configure_netflow(struct bridge *br) | |
876 | { | |
877 | struct ovsrec_netflow *cfg = br->cfg->netflow; | |
878 | struct netflow_options opts; | |
72b06300 | 879 | |
6f90b8f4 BP |
880 | if (!cfg) { |
881 | ofproto_set_netflow(br->ofproto, NULL); | |
882 | return; | |
883 | } | |
a4af0040 | 884 | |
6f90b8f4 | 885 | memset(&opts, 0, sizeof opts); |
72b06300 | 886 | |
6f90b8f4 BP |
887 | /* Get default NetFlow configuration from datapath. |
888 | * Apply overrides from 'cfg'. */ | |
889 | ofproto_get_netflow_ids(br->ofproto, &opts.engine_type, &opts.engine_id); | |
890 | if (cfg->engine_type) { | |
891 | opts.engine_type = *cfg->engine_type; | |
892 | } | |
893 | if (cfg->engine_id) { | |
894 | opts.engine_id = *cfg->engine_id; | |
895 | } | |
72b06300 | 896 | |
6f90b8f4 BP |
897 | /* Configure active timeout interval. */ |
898 | opts.active_timeout = cfg->active_timeout; | |
899 | if (!opts.active_timeout) { | |
900 | opts.active_timeout = -1; | |
901 | } else if (opts.active_timeout < 0) { | |
902 | VLOG_WARN("bridge %s: active timeout interval set to negative " | |
903 | "value, using default instead (%d seconds)", br->name, | |
904 | NF_ACTIVE_TIMEOUT_DEFAULT); | |
905 | opts.active_timeout = -1; | |
906 | } | |
72b06300 | 907 | |
6f90b8f4 BP |
908 | /* Add engine ID to interface number to disambiguate bridgs? */ |
909 | opts.add_id_to_iface = cfg->add_id_to_interface; | |
910 | if (opts.add_id_to_iface) { | |
911 | if (opts.engine_id > 0x7f) { | |
912 | VLOG_WARN("bridge %s: NetFlow port mangling may conflict with " | |
913 | "another vswitch, choose an engine id less than 128", | |
914 | br->name); | |
915 | } | |
916 | if (hmap_count(&br->ports) > 508) { | |
917 | VLOG_WARN("bridge %s: NetFlow port mangling will conflict with " | |
918 | "another port when more than 508 ports are used", | |
919 | br->name); | |
920 | } | |
921 | } | |
72b06300 | 922 | |
6f90b8f4 BP |
923 | /* Collectors. */ |
924 | sset_init(&opts.collectors); | |
925 | sset_add_array(&opts.collectors, cfg->targets, cfg->n_targets); | |
a4af0040 | 926 | |
6f90b8f4 BP |
927 | /* Configure. */ |
928 | if (ofproto_set_netflow(br->ofproto, &opts)) { | |
929 | VLOG_ERR("bridge %s: problem setting netflow collectors", br->name); | |
930 | } | |
931 | sset_destroy(&opts.collectors); | |
932 | } | |
72b06300 | 933 | |
6f90b8f4 BP |
934 | /* Set sFlow configuration on 'br'. */ |
935 | static void | |
936 | bridge_configure_sflow(struct bridge *br, int *sflow_bridge_number) | |
937 | { | |
938 | const struct ovsrec_sflow *cfg = br->cfg->sflow; | |
939 | struct ovsrec_controller **controllers; | |
940 | struct ofproto_sflow_options oso; | |
941 | size_t n_controllers; | |
942 | size_t i; | |
72b06300 | 943 | |
6f90b8f4 BP |
944 | if (!cfg) { |
945 | ofproto_set_sflow(br->ofproto, NULL); | |
946 | return; | |
064af421 | 947 | } |
8052fb14 | 948 | |
6f90b8f4 | 949 | memset(&oso, 0, sizeof oso); |
52df17e7 | 950 | |
6f90b8f4 BP |
951 | sset_init(&oso.targets); |
952 | sset_add_array(&oso.targets, cfg->targets, cfg->n_targets); | |
c1c9c9c4 | 953 | |
6f90b8f4 BP |
954 | oso.sampling_rate = SFL_DEFAULT_SAMPLING_RATE; |
955 | if (cfg->sampling) { | |
956 | oso.sampling_rate = *cfg->sampling; | |
064af421 | 957 | } |
6f90b8f4 BP |
958 | |
959 | oso.polling_interval = SFL_DEFAULT_POLLING_INTERVAL; | |
960 | if (cfg->polling) { | |
961 | oso.polling_interval = *cfg->polling; | |
064af421 | 962 | } |
093e47f4 | 963 | |
6f90b8f4 BP |
964 | oso.header_len = SFL_DEFAULT_HEADER_SIZE; |
965 | if (cfg->header) { | |
966 | oso.header_len = *cfg->header; | |
967 | } | |
392730c4 | 968 | |
6f90b8f4 BP |
969 | oso.sub_id = (*sflow_bridge_number)++; |
970 | oso.agent_device = cfg->agent; | |
392730c4 | 971 | |
6f90b8f4 BP |
972 | oso.control_ip = NULL; |
973 | n_controllers = bridge_get_controllers(br, &controllers); | |
974 | for (i = 0; i < n_controllers; i++) { | |
975 | if (controllers[i]->local_ip) { | |
976 | oso.control_ip = controllers[i]->local_ip; | |
977 | break; | |
b31bcf60 EJ |
978 | } |
979 | } | |
6f90b8f4 | 980 | ofproto_set_sflow(br->ofproto, &oso); |
b31bcf60 | 981 | |
6f90b8f4 BP |
982 | sset_destroy(&oso.targets); |
983 | } | |
a7ff9bd7 | 984 | |
29089a54 RL |
985 | /* Set IPFIX configuration on 'br'. */ |
986 | static void | |
987 | bridge_configure_ipfix(struct bridge *br) | |
988 | { | |
989 | const struct ovsrec_ipfix *be_cfg = br->cfg->ipfix; | |
990 | const struct ovsrec_flow_sample_collector_set *fe_cfg; | |
991 | struct ofproto_ipfix_bridge_exporter_options be_opts; | |
992 | struct ofproto_ipfix_flow_exporter_options *fe_opts = NULL; | |
993 | size_t n_fe_opts = 0; | |
994 | ||
995 | OVSREC_FLOW_SAMPLE_COLLECTOR_SET_FOR_EACH(fe_cfg, idl) { | |
996 | if (fe_cfg->bridge == br->cfg) { | |
997 | n_fe_opts++; | |
998 | } | |
999 | } | |
1000 | ||
1001 | if (!be_cfg && n_fe_opts == 0) { | |
1002 | ofproto_set_ipfix(br->ofproto, NULL, NULL, 0); | |
1003 | return; | |
1004 | } | |
1005 | ||
1006 | if (be_cfg) { | |
1007 | memset(&be_opts, 0, sizeof be_opts); | |
1008 | ||
1009 | sset_init(&be_opts.targets); | |
1010 | sset_add_array(&be_opts.targets, be_cfg->targets, be_cfg->n_targets); | |
1011 | ||
1012 | if (be_cfg->sampling) { | |
1013 | be_opts.sampling_rate = *be_cfg->sampling; | |
1014 | } else { | |
1015 | be_opts.sampling_rate = SFL_DEFAULT_SAMPLING_RATE; | |
1016 | } | |
1017 | if (be_cfg->obs_domain_id) { | |
1018 | be_opts.obs_domain_id = *be_cfg->obs_domain_id; | |
1019 | } | |
1020 | if (be_cfg->obs_point_id) { | |
1021 | be_opts.obs_point_id = *be_cfg->obs_point_id; | |
1022 | } | |
1023 | } | |
1024 | ||
1025 | if (n_fe_opts > 0) { | |
1026 | struct ofproto_ipfix_flow_exporter_options *opts; | |
1027 | fe_opts = xcalloc(n_fe_opts, sizeof *fe_opts); | |
1028 | opts = fe_opts; | |
1029 | OVSREC_FLOW_SAMPLE_COLLECTOR_SET_FOR_EACH(fe_cfg, idl) { | |
1030 | if (fe_cfg->bridge == br->cfg) { | |
1031 | opts->collector_set_id = fe_cfg->id; | |
1032 | sset_init(&opts->targets); | |
1033 | sset_add_array(&opts->targets, fe_cfg->ipfix->targets, | |
1034 | fe_cfg->ipfix->n_targets); | |
1035 | opts++; | |
1036 | } | |
1037 | } | |
1038 | } | |
1039 | ||
1040 | ofproto_set_ipfix(br->ofproto, be_cfg ? &be_opts : NULL, fe_opts, | |
1041 | n_fe_opts); | |
1042 | ||
1043 | if (be_cfg) { | |
1044 | sset_destroy(&be_opts.targets); | |
1045 | } | |
1046 | ||
1047 | if (n_fe_opts > 0) { | |
1048 | struct ofproto_ipfix_flow_exporter_options *opts = fe_opts; | |
1049 | size_t i; | |
1050 | for (i = 0; i < n_fe_opts; i++) { | |
1051 | sset_destroy(&opts->targets); | |
1052 | opts++; | |
1053 | } | |
1054 | free(fe_opts); | |
1055 | } | |
1056 | } | |
1057 | ||
21f7563c JP |
1058 | static void |
1059 | port_configure_stp(const struct ofproto *ofproto, struct port *port, | |
1060 | struct ofproto_port_stp_settings *port_s, | |
1061 | int *port_num_counter, unsigned long *port_num_bitmap) | |
1062 | { | |
1063 | const char *config_str; | |
1064 | struct iface *iface; | |
1065 | ||
079b5942 | 1066 | if (!smap_get_bool(&port->cfg->other_config, "stp-enable", true)) { |
21f7563c JP |
1067 | port_s->enable = false; |
1068 | return; | |
1069 | } else { | |
1070 | port_s->enable = true; | |
1071 | } | |
1072 | ||
1073 | /* STP over bonds is not supported. */ | |
1074 | if (!list_is_singleton(&port->ifaces)) { | |
1075 | VLOG_ERR("port %s: cannot enable STP on bonds, disabling", | |
1076 | port->name); | |
1077 | port_s->enable = false; | |
1078 | return; | |
1079 | } | |
1080 | ||
1081 | iface = CONTAINER_OF(list_front(&port->ifaces), struct iface, port_elem); | |
1082 | ||
1083 | /* Internal ports shouldn't participate in spanning tree, so | |
1084 | * skip them. */ | |
1085 | if (!strcmp(iface->type, "internal")) { | |
1086 | VLOG_DBG("port %s: disable STP on internal ports", port->name); | |
1087 | port_s->enable = false; | |
1088 | return; | |
1089 | } | |
1090 | ||
1091 | /* STP on mirror output ports is not supported. */ | |
1092 | if (ofproto_is_mirror_output_bundle(ofproto, port)) { | |
1093 | VLOG_DBG("port %s: disable STP on mirror ports", port->name); | |
1094 | port_s->enable = false; | |
1095 | return; | |
1096 | } | |
1097 | ||
a699f614 | 1098 | config_str = smap_get(&port->cfg->other_config, "stp-port-num"); |
21f7563c JP |
1099 | if (config_str) { |
1100 | unsigned long int port_num = strtoul(config_str, NULL, 0); | |
1101 | int port_idx = port_num - 1; | |
1102 | ||
1103 | if (port_num < 1 || port_num > STP_MAX_PORTS) { | |
1104 | VLOG_ERR("port %s: invalid stp-port-num", port->name); | |
1105 | port_s->enable = false; | |
1106 | return; | |
1107 | } | |
1108 | ||
1109 | if (bitmap_is_set(port_num_bitmap, port_idx)) { | |
1110 | VLOG_ERR("port %s: duplicate stp-port-num %lu, disabling", | |
1111 | port->name, port_num); | |
1112 | port_s->enable = false; | |
1113 | return; | |
1114 | } | |
1115 | bitmap_set1(port_num_bitmap, port_idx); | |
1116 | port_s->port_num = port_idx; | |
1117 | } else { | |
6019f124 | 1118 | if (*port_num_counter >= STP_MAX_PORTS) { |
21f7563c JP |
1119 | VLOG_ERR("port %s: too many STP ports, disabling", port->name); |
1120 | port_s->enable = false; | |
1121 | return; | |
1122 | } | |
1123 | ||
1124 | port_s->port_num = (*port_num_counter)++; | |
1125 | } | |
1126 | ||
a699f614 | 1127 | config_str = smap_get(&port->cfg->other_config, "stp-path-cost"); |
21f7563c JP |
1128 | if (config_str) { |
1129 | port_s->path_cost = strtoul(config_str, NULL, 10); | |
1130 | } else { | |
6c038611 | 1131 | enum netdev_features current; |
d02a5f8e | 1132 | unsigned int mbps; |
21f7563c | 1133 | |
d02a5f8e BP |
1134 | netdev_get_features(iface->netdev, ¤t, NULL, NULL, NULL); |
1135 | mbps = netdev_features_to_bps(current, 100 * 1000 * 1000) / 1000000; | |
1136 | port_s->path_cost = stp_convert_speed_to_cost(mbps); | |
21f7563c JP |
1137 | } |
1138 | ||
a699f614 | 1139 | config_str = smap_get(&port->cfg->other_config, "stp-port-priority"); |
21f7563c JP |
1140 | if (config_str) { |
1141 | port_s->priority = strtoul(config_str, NULL, 0); | |
1142 | } else { | |
1143 | port_s->priority = STP_DEFAULT_PORT_PRIORITY; | |
1144 | } | |
1145 | } | |
1146 | ||
1147 | /* Set spanning tree configuration on 'br'. */ | |
1148 | static void | |
1149 | bridge_configure_stp(struct bridge *br) | |
1150 | { | |
1151 | if (!br->cfg->stp_enable) { | |
1152 | ofproto_set_stp(br->ofproto, NULL); | |
1153 | } else { | |
1154 | struct ofproto_stp_settings br_s; | |
1155 | const char *config_str; | |
1156 | struct port *port; | |
1157 | int port_num_counter; | |
1158 | unsigned long *port_num_bitmap; | |
1159 | ||
a699f614 | 1160 | config_str = smap_get(&br->cfg->other_config, "stp-system-id"); |
21f7563c JP |
1161 | if (config_str) { |
1162 | uint8_t ea[ETH_ADDR_LEN]; | |
1163 | ||
1164 | if (eth_addr_from_string(config_str, ea)) { | |
1165 | br_s.system_id = eth_addr_to_uint64(ea); | |
1166 | } else { | |
1167 | br_s.system_id = eth_addr_to_uint64(br->ea); | |
1168 | VLOG_ERR("bridge %s: invalid stp-system-id, defaulting " | |
1169 | "to "ETH_ADDR_FMT, br->name, ETH_ADDR_ARGS(br->ea)); | |
1170 | } | |
1171 | } else { | |
1172 | br_s.system_id = eth_addr_to_uint64(br->ea); | |
1173 | } | |
1174 | ||
a699f614 | 1175 | config_str = smap_get(&br->cfg->other_config, "stp-priority"); |
21f7563c JP |
1176 | if (config_str) { |
1177 | br_s.priority = strtoul(config_str, NULL, 0); | |
1178 | } else { | |
1179 | br_s.priority = STP_DEFAULT_BRIDGE_PRIORITY; | |
1180 | } | |
1181 | ||
a699f614 | 1182 | config_str = smap_get(&br->cfg->other_config, "stp-hello-time"); |
21f7563c JP |
1183 | if (config_str) { |
1184 | br_s.hello_time = strtoul(config_str, NULL, 10) * 1000; | |
1185 | } else { | |
1186 | br_s.hello_time = STP_DEFAULT_HELLO_TIME; | |
1187 | } | |
1188 | ||
a699f614 | 1189 | config_str = smap_get(&br->cfg->other_config, "stp-max-age"); |
21f7563c JP |
1190 | if (config_str) { |
1191 | br_s.max_age = strtoul(config_str, NULL, 10) * 1000; | |
1192 | } else { | |
1193 | br_s.max_age = STP_DEFAULT_MAX_AGE; | |
1194 | } | |
1195 | ||
a699f614 | 1196 | config_str = smap_get(&br->cfg->other_config, "stp-forward-delay"); |
21f7563c JP |
1197 | if (config_str) { |
1198 | br_s.fwd_delay = strtoul(config_str, NULL, 10) * 1000; | |
1199 | } else { | |
1200 | br_s.fwd_delay = STP_DEFAULT_FWD_DELAY; | |
1201 | } | |
1202 | ||
1203 | /* Configure STP on the bridge. */ | |
1204 | if (ofproto_set_stp(br->ofproto, &br_s)) { | |
1205 | VLOG_ERR("bridge %s: could not enable STP", br->name); | |
1206 | return; | |
1207 | } | |
1208 | ||
1209 | /* Users must either set the port number with the "stp-port-num" | |
1210 | * configuration on all ports or none. If manual configuration | |
1211 | * is not done, then we allocate them sequentially. */ | |
1212 | port_num_counter = 0; | |
1213 | port_num_bitmap = bitmap_allocate(STP_MAX_PORTS); | |
1214 | HMAP_FOR_EACH (port, hmap_node, &br->ports) { | |
1215 | struct ofproto_port_stp_settings port_s; | |
1216 | struct iface *iface; | |
1217 | ||
1218 | port_configure_stp(br->ofproto, port, &port_s, | |
1219 | &port_num_counter, port_num_bitmap); | |
1220 | ||
1221 | /* As bonds are not supported, just apply configuration to | |
1222 | * all interfaces. */ | |
1223 | LIST_FOR_EACH (iface, port_elem, &port->ifaces) { | |
1224 | if (ofproto_port_set_stp(br->ofproto, iface->ofp_port, | |
1225 | &port_s)) { | |
1226 | VLOG_ERR("port %s: could not enable STP", port->name); | |
1227 | continue; | |
1228 | } | |
1229 | } | |
1230 | } | |
1231 | ||
1232 | if (bitmap_scan(port_num_bitmap, 0, STP_MAX_PORTS) != STP_MAX_PORTS | |
1233 | && port_num_counter) { | |
1234 | VLOG_ERR("bridge %s: must manually configure all STP port " | |
1235 | "IDs or none, disabling", br->name); | |
1236 | ofproto_set_stp(br->ofproto, NULL); | |
1237 | } | |
1238 | bitmap_free(port_num_bitmap); | |
1239 | } | |
1240 | } | |
1241 | ||
e8192d80 BP |
1242 | static bool |
1243 | bridge_has_bond_fake_iface(const struct bridge *br, const char *name) | |
1244 | { | |
1245 | const struct port *port = port_lookup(br, name); | |
1246 | return port && port_is_bond_fake_iface(port); | |
093e47f4 BP |
1247 | } |
1248 | ||
e8192d80 BP |
1249 | static bool |
1250 | port_is_bond_fake_iface(const struct port *port) | |
093e47f4 | 1251 | { |
e8192d80 BP |
1252 | return port->cfg->bond_fake_iface && !list_is_short(&port->ifaces); |
1253 | } | |
093e47f4 | 1254 | |
66da9bef BP |
1255 | static void |
1256 | add_del_bridges(const struct ovsrec_open_vswitch *cfg) | |
1257 | { | |
1258 | struct bridge *br, *next; | |
1259 | struct shash new_br; | |
1260 | size_t i; | |
1261 | ||
1262 | /* Collect new bridges' names and types. */ | |
1263 | shash_init(&new_br); | |
1264 | for (i = 0; i < cfg->n_bridges; i++) { | |
5af5b532 | 1265 | static struct vlog_rate_limit rl = VLOG_RATE_LIMIT_INIT(1, 5); |
66da9bef | 1266 | const struct ovsrec_bridge *br_cfg = cfg->bridges[i]; |
5af5b532 BP |
1267 | |
1268 | if (strchr(br_cfg->name, '/')) { | |
1269 | /* Prevent remote ovsdb-server users from accessing arbitrary | |
1270 | * directories, e.g. consider a bridge named "../../../etc/". */ | |
1271 | VLOG_WARN_RL(&rl, "ignoring bridge with invalid name \"%s\"", | |
1272 | br_cfg->name); | |
1273 | } else if (!shash_add_once(&new_br, br_cfg->name, br_cfg)) { | |
1274 | VLOG_WARN_RL(&rl, "bridge %s specified twice", br_cfg->name); | |
66da9bef BP |
1275 | } |
1276 | } | |
1277 | ||
1278 | /* Get rid of deleted bridges or those whose types have changed. | |
1279 | * Update 'cfg' of bridges that still exist. */ | |
1280 | HMAP_FOR_EACH_SAFE (br, next, node, &all_bridges) { | |
1281 | br->cfg = shash_find_data(&new_br, br->name); | |
f79e673f BP |
1282 | if (!br->cfg || strcmp(br->type, ofproto_normalize_type( |
1283 | br->cfg->datapath_type))) { | |
66da9bef BP |
1284 | bridge_destroy(br); |
1285 | } | |
1286 | } | |
1287 | ||
1288 | /* Add new bridges. */ | |
1289 | for (i = 0; i < cfg->n_bridges; i++) { | |
1290 | const struct ovsrec_bridge *br_cfg = cfg->bridges[i]; | |
1291 | struct bridge *br = bridge_lookup(br_cfg->name); | |
1292 | if (!br) { | |
1293 | bridge_create(br_cfg); | |
1294 | } | |
1295 | } | |
1296 | ||
1297 | shash_destroy(&new_br); | |
1298 | } | |
1299 | ||
66da9bef | 1300 | static void |
4e022ec0 | 1301 | iface_set_ofp_port(struct iface *iface, ofp_port_t ofp_port) |
66da9bef BP |
1302 | { |
1303 | struct bridge *br = iface->port->bridge; | |
1304 | ||
c60c33fb | 1305 | ovs_assert(iface->ofp_port == OFPP_NONE && ofp_port != OFPP_NONE); |
892815f5 | 1306 | iface->ofp_port = ofp_port; |
4e022ec0 | 1307 | hmap_insert(&br->ifaces, &iface->ofp_port_node, |
f9c0c3ec | 1308 | hash_ofp_port(ofp_port)); |
2e281761 | 1309 | iface_set_ofport(iface->cfg, ofp_port); |
66da9bef BP |
1310 | } |
1311 | ||
2a485ee8 BP |
1312 | /* Configures 'netdev' based on the "options" column in 'iface_cfg'. |
1313 | * Returns 0 if successful, otherwise a positive errno value. */ | |
1314 | static int | |
1315 | iface_set_netdev_config(const struct ovsrec_interface *iface_cfg, | |
1316 | struct netdev *netdev) | |
1317 | { | |
2a485ee8 BP |
1318 | int error; |
1319 | ||
a699f614 | 1320 | error = netdev_set_config(netdev, &iface_cfg->options); |
2a485ee8 BP |
1321 | if (error) { |
1322 | VLOG_WARN("could not configure network device %s (%s)", | |
10a89ef0 | 1323 | iface_cfg->name, ovs_strerror(error)); |
2a485ee8 BP |
1324 | } |
1325 | return error; | |
1326 | } | |
1327 | ||
5344c1ac BP |
1328 | /* This function determines whether 'ofproto_port', which is attached to |
1329 | * br->ofproto's datapath, is one that we want in 'br'. | |
1330 | * | |
1331 | * If it is, it returns true, after creating an iface (if necessary), | |
1332 | * configuring the iface's netdev according to the iface's options, and setting | |
1333 | * iface's ofp_port member to 'ofproto_port->ofp_port'. | |
1334 | * | |
1335 | * If, on the other hand, 'port' should be removed, it returns false. The | |
1336 | * caller should later detach the port from br->ofproto. */ | |
1337 | static bool | |
1338 | bridge_refresh_one_ofp_port(struct bridge *br, | |
1339 | const struct ofproto_port *ofproto_port) | |
1340 | { | |
1341 | const char *name = ofproto_port->name; | |
1342 | const char *type = ofproto_port->type; | |
4e022ec0 | 1343 | ofp_port_t ofp_port = ofproto_port->ofp_port; |
5344c1ac BP |
1344 | |
1345 | struct iface *iface = iface_lookup(br, name); | |
1346 | if (iface) { | |
1347 | /* Check that the name-to-number mapping is one-to-one. */ | |
c60c33fb | 1348 | if (iface->ofp_port != OFPP_NONE) { |
5344c1ac BP |
1349 | VLOG_WARN("bridge %s: interface %s reported twice", |
1350 | br->name, name); | |
1351 | return false; | |
1352 | } else if (iface_from_ofp_port(br, ofp_port)) { | |
1353 | VLOG_WARN("bridge %s: interface %"PRIu16" reported twice", | |
1354 | br->name, ofp_port); | |
1355 | return false; | |
1356 | } | |
1357 | ||
1358 | /* There's a configured interface named 'name'. */ | |
1359 | if (strcmp(type, iface->type) | |
1360 | || iface_set_netdev_config(iface->cfg, iface->netdev)) { | |
1361 | /* It's the wrong type, or it's the right type but can't be | |
1362 | * configured as the user requested, so we must destroy it. */ | |
1363 | return false; | |
1364 | } else { | |
ee4dd8eb | 1365 | /* It's the right type and configured correctly. Keep it. */ |
5344c1ac BP |
1366 | iface_set_ofp_port(iface, ofp_port); |
1367 | return true; | |
1368 | } | |
1369 | } else if (bridge_has_bond_fake_iface(br, name) | |
1370 | && !strcmp(type, "internal")) { | |
1371 | /* It's a bond fake iface. Keep it. */ | |
1372 | return true; | |
1373 | } else { | |
1374 | /* There's no configured interface named 'name', but there might be an | |
1375 | * interface of that name queued to be created. | |
1376 | * | |
1377 | * If there is, and it has the correct type, then try to configure it | |
1378 | * and add it. If that's successful, we'll keep it. Otherwise, we'll | |
1379 | * delete it and later try to re-add it. */ | |
1380 | struct if_cfg *if_cfg = if_cfg_lookup(br, name); | |
1381 | return (if_cfg | |
1382 | && !strcmp(type, iface_get_type(if_cfg->cfg, br->cfg)) | |
1383 | && iface_create(br, if_cfg, ofp_port)); | |
1384 | } | |
1385 | } | |
1386 | ||
bae7208e EJ |
1387 | /* Update bridges "if_cfg"s, "struct port"s, and "struct iface"s to be |
1388 | * consistent with the ofp_ports in "br->ofproto". */ | |
66da9bef | 1389 | static void |
892815f5 | 1390 | bridge_refresh_ofp_port(struct bridge *br) |
66da9bef BP |
1391 | { |
1392 | struct ofproto_port_dump dump; | |
1393 | struct ofproto_port ofproto_port; | |
bae7208e | 1394 | struct port *port, *port_next; |
66da9bef | 1395 | |
bae7208e | 1396 | /* Clear each "struct iface"s ofp_port so we can get its correct value. */ |
66da9bef BP |
1397 | hmap_clear(&br->ifaces); |
1398 | HMAP_FOR_EACH (port, hmap_node, &br->ports) { | |
1399 | struct iface *iface; | |
1400 | ||
1401 | LIST_FOR_EACH (iface, port_elem, &port->ifaces) { | |
c60c33fb | 1402 | iface->ofp_port = OFPP_NONE; |
66da9bef BP |
1403 | } |
1404 | } | |
1405 | ||
bae7208e EJ |
1406 | /* Obtain the correct "ofp_port"s from ofproto. Find any if_cfg's which |
1407 | * already exist in the datapath and promote them to full fledged "struct | |
1408 | * iface"s. Mark ports in the datapath which don't belong as garbage. */ | |
66da9bef | 1409 | OFPROTO_PORT_FOR_EACH (&ofproto_port, &dump, br->ofproto) { |
5344c1ac BP |
1410 | if (!bridge_refresh_one_ofp_port(br, &ofproto_port)) { |
1411 | struct ofpp_garbage *garbage = xmalloc(sizeof *garbage); | |
1412 | garbage->ofp_port = ofproto_port.ofp_port; | |
1413 | list_push_front(&br->ofpp_garbage, &garbage->list_node); | |
bae7208e EJ |
1414 | } |
1415 | } | |
1416 | ||
1417 | /* Some ifaces may not have "ofp_port"s in ofproto and therefore don't | |
1418 | * deserve to have "struct iface"s. Demote these to "if_cfg"s so that | |
1419 | * later they can be added to ofproto. */ | |
1420 | HMAP_FOR_EACH_SAFE (port, port_next, hmap_node, &br->ports) { | |
1421 | struct iface *iface, *iface_next; | |
1422 | ||
1423 | LIST_FOR_EACH_SAFE (iface, iface_next, port_elem, &port->ifaces) { | |
c60c33fb | 1424 | if (iface->ofp_port == OFPP_NONE) { |
bae7208e EJ |
1425 | bridge_queue_if_cfg(br, iface->cfg, port->cfg); |
1426 | iface_destroy(iface); | |
66da9bef BP |
1427 | } |
1428 | } | |
bae7208e EJ |
1429 | |
1430 | if (list_is_empty(&port->ifaces)) { | |
1431 | port_destroy(port); | |
1432 | } | |
66da9bef BP |
1433 | } |
1434 | } | |
1435 | ||
81816a5f | 1436 | /* Opens a network device for 'if_cfg' and configures it. If '*ofp_portp' |
c60c33fb | 1437 | * is OFPP_NONE, adds the network device to br->ofproto and stores the OpenFlow |
cc086465 BP |
1438 | * port number in '*ofp_portp'; otherwise leaves br->ofproto and '*ofp_portp' |
1439 | * untouched. | |
1440 | * | |
1441 | * If successful, returns 0 and stores the network device in '*netdevp'. On | |
1442 | * failure, returns a positive errno value and stores NULL in '*netdevp'. */ | |
1443 | static int | |
1444 | iface_do_create(const struct bridge *br, | |
81816a5f | 1445 | const struct if_cfg *if_cfg, |
4e022ec0 | 1446 | ofp_port_t *ofp_portp, struct netdev **netdevp) |
cc086465 | 1447 | { |
81816a5f JP |
1448 | const struct ovsrec_interface *iface_cfg = if_cfg->cfg; |
1449 | const struct ovsrec_port *port_cfg = if_cfg->parent; | |
2291eb08 | 1450 | struct netdev *netdev = NULL; |
cc086465 BP |
1451 | int error; |
1452 | ||
94a53842 AW |
1453 | if (netdev_is_reserved_name(iface_cfg->name)) { |
1454 | VLOG_WARN("could not create interface %s, name is reserved", | |
1455 | iface_cfg->name); | |
1456 | error = EINVAL; | |
1457 | goto error; | |
1458 | } | |
1459 | ||
cc086465 BP |
1460 | error = netdev_open(iface_cfg->name, |
1461 | iface_get_type(iface_cfg, br->cfg), &netdev); | |
1462 | if (error) { | |
1463 | VLOG_WARN("could not open network device %s (%s)", | |
10a89ef0 | 1464 | iface_cfg->name, ovs_strerror(error)); |
cc086465 BP |
1465 | goto error; |
1466 | } | |
1467 | ||
1468 | error = iface_set_netdev_config(iface_cfg, netdev); | |
1469 | if (error) { | |
1470 | goto error; | |
1471 | } | |
1472 | ||
c60c33fb | 1473 | if (*ofp_portp == OFPP_NONE) { |
4e022ec0 | 1474 | ofp_port_t ofp_port = if_cfg->ofport; |
cc086465 BP |
1475 | |
1476 | error = ofproto_port_add(br->ofproto, netdev, &ofp_port); | |
1477 | if (error) { | |
1478 | goto error; | |
1479 | } | |
1480 | *ofp_portp = ofp_port; | |
1481 | ||
1482 | VLOG_INFO("bridge %s: added interface %s on port %d", | |
1483 | br->name, iface_cfg->name, *ofp_portp); | |
1484 | } else { | |
1485 | VLOG_DBG("bridge %s: interface %s is on port %d", | |
1486 | br->name, iface_cfg->name, *ofp_portp); | |
1487 | } | |
1488 | ||
bef071a5 JP |
1489 | if ((port_cfg->vlan_mode && !strcmp(port_cfg->vlan_mode, "splinter")) |
1490 | || iface_is_internal(iface_cfg, br->cfg)) { | |
4b609110 | 1491 | netdev_turn_flags_on(netdev, NETDEV_UP, NULL); |
cc086465 BP |
1492 | } |
1493 | ||
1494 | *netdevp = netdev; | |
1495 | return 0; | |
1496 | ||
1497 | error: | |
1498 | *netdevp = NULL; | |
1499 | netdev_close(netdev); | |
1500 | return error; | |
1501 | } | |
1502 | ||
bae7208e | 1503 | /* Creates a new iface on 'br' based on 'if_cfg'. The new iface has OpenFlow |
c60c33fb | 1504 | * port number 'ofp_port'. If ofp_port is OFPP_NONE, an OpenFlow port is |
bae7208e | 1505 | * automatically allocated for the iface. Takes ownership of and |
01546f5d BP |
1506 | * deallocates 'if_cfg'. |
1507 | * | |
1508 | * Return true if an iface is successfully created, false otherwise. */ | |
1509 | static bool | |
4e022ec0 | 1510 | iface_create(struct bridge *br, struct if_cfg *if_cfg, ofp_port_t ofp_port) |
66da9bef | 1511 | { |
cc086465 BP |
1512 | const struct ovsrec_interface *iface_cfg = if_cfg->cfg; |
1513 | const struct ovsrec_port *port_cfg = if_cfg->parent; | |
1514 | ||
1515 | struct netdev *netdev; | |
bae7208e EJ |
1516 | struct iface *iface; |
1517 | struct port *port; | |
1518 | int error; | |
81816a5f | 1519 | bool ok = true; |
52a90c29 | 1520 | |
6b803ddc EJ |
1521 | /* Do the bits that can fail up front. |
1522 | * | |
1523 | * It's a bit dangerous to call bridge_run_fast() here as ofproto's | |
1524 | * internal datastructures may not be consistent. Eventually, when port | |
1525 | * additions and deletions are cheaper, these calls should be removed. */ | |
1526 | bridge_run_fast(); | |
cb22974d | 1527 | ovs_assert(!iface_lookup(br, iface_cfg->name)); |
81816a5f | 1528 | error = iface_do_create(br, if_cfg, &ofp_port, &netdev); |
6b803ddc | 1529 | bridge_run_fast(); |
bae7208e | 1530 | if (error) { |
c60c33fb | 1531 | iface_set_ofport(iface_cfg, OFPP_NONE); |
cc086465 | 1532 | iface_clear_db_record(iface_cfg); |
81816a5f JP |
1533 | ok = false; |
1534 | goto done; | |
bae7208e | 1535 | } |
c7e7bb21 | 1536 | |
cc086465 BP |
1537 | /* Get or create the port structure. */ |
1538 | port = port_lookup(br, port_cfg->name); | |
1539 | if (!port) { | |
1540 | port = port_create(br, port_cfg); | |
bae7208e EJ |
1541 | } |
1542 | ||
cc086465 BP |
1543 | /* Create the iface structure. */ |
1544 | iface = xzalloc(sizeof *iface); | |
1545 | list_push_back(&port->ifaces, &iface->port_elem); | |
1546 | hmap_insert(&br->iface_by_name, &iface->name_node, | |
1547 | hash_string(iface_cfg->name, 0)); | |
1548 | iface->port = port; | |
1549 | iface->name = xstrdup(iface_cfg->name); | |
c60c33fb | 1550 | iface->ofp_port = OFPP_NONE; |
cc086465 BP |
1551 | iface->netdev = netdev; |
1552 | iface->type = iface_get_type(iface_cfg, br->cfg); | |
1553 | iface->cfg = iface_cfg; | |
8b5da7a6 | 1554 | |
cc086465 | 1555 | iface_set_ofp_port(iface, ofp_port); |
66da9bef | 1556 | |
cc086465 BP |
1557 | /* Populate initial status in database. */ |
1558 | iface_refresh_stats(iface); | |
1559 | iface_refresh_status(iface); | |
bae7208e EJ |
1560 | |
1561 | /* Add bond fake iface if necessary. */ | |
1562 | if (port_is_bond_fake_iface(port)) { | |
8b5da7a6 BP |
1563 | struct ofproto_port ofproto_port; |
1564 | ||
bae7208e EJ |
1565 | if (ofproto_port_query_by_name(br->ofproto, port->name, |
1566 | &ofproto_port)) { | |
1567 | struct netdev *netdev; | |
1568 | int error; | |
1569 | ||
1570 | error = netdev_open(port->name, "internal", &netdev); | |
1571 | if (!error) { | |
4e022ec0 | 1572 | ofp_port_t fake_ofp_port = if_cfg->ofport; |
81816a5f | 1573 | |
0d7bb1b4 | 1574 | ofproto_port_add(br->ofproto, netdev, &fake_ofp_port); |
bae7208e | 1575 | netdev_close(netdev); |
66da9bef | 1576 | } else { |
bae7208e | 1577 | VLOG_WARN("could not open network device %s (%s)", |
10a89ef0 | 1578 | port->name, ovs_strerror(error)); |
66da9bef | 1579 | } |
bae7208e EJ |
1580 | } else { |
1581 | /* Already exists, nothing to do. */ | |
1582 | ofproto_port_destroy(&ofproto_port); | |
66da9bef BP |
1583 | } |
1584 | } | |
01546f5d | 1585 | |
81816a5f JP |
1586 | done: |
1587 | hmap_remove(&br->if_cfg_todo, &if_cfg->hmap_node); | |
1588 | free(if_cfg); | |
1589 | ||
1590 | return ok; | |
66da9bef BP |
1591 | } |
1592 | ||
8402c74b SS |
1593 | /* Set forward BPDU option. */ |
1594 | static void | |
1595 | bridge_configure_forward_bpdu(struct bridge *br) | |
1596 | { | |
a699f614 EJ |
1597 | ofproto_set_forward_bpdu(br->ofproto, |
1598 | smap_get_bool(&br->cfg->other_config, | |
1599 | "forward-bpdu", | |
1600 | false)); | |
8402c74b SS |
1601 | } |
1602 | ||
c4069512 | 1603 | /* Set MAC learning table configuration for 'br'. */ |
e764773c | 1604 | static void |
c4069512 | 1605 | bridge_configure_mac_table(struct bridge *br) |
e764773c BP |
1606 | { |
1607 | const char *idle_time_str; | |
1608 | int idle_time; | |
1609 | ||
c4069512 BP |
1610 | const char *mac_table_size_str; |
1611 | int mac_table_size; | |
1612 | ||
a699f614 | 1613 | idle_time_str = smap_get(&br->cfg->other_config, "mac-aging-time"); |
e764773c BP |
1614 | idle_time = (idle_time_str && atoi(idle_time_str) |
1615 | ? atoi(idle_time_str) | |
1616 | : MAC_ENTRY_DEFAULT_IDLE_TIME); | |
c4069512 BP |
1617 | |
1618 | mac_table_size_str = smap_get(&br->cfg->other_config, "mac-table-size"); | |
1619 | mac_table_size = (mac_table_size_str && atoi(mac_table_size_str) | |
1620 | ? atoi(mac_table_size_str) | |
1621 | : MAC_DEFAULT_MAX); | |
1622 | ||
1623 | ofproto_set_mac_table_config(br->ofproto, idle_time, mac_table_size); | |
e764773c BP |
1624 | } |
1625 | ||
064af421 BP |
1626 | static void |
1627 | bridge_pick_local_hw_addr(struct bridge *br, uint8_t ea[ETH_ADDR_LEN], | |
07c318f4 | 1628 | struct iface **hw_addr_iface) |
064af421 | 1629 | { |
f145afdc | 1630 | struct hmapx mirror_output_ports; |
093e47f4 | 1631 | const char *hwaddr; |
8052fb14 | 1632 | struct port *port; |
3a48ace3 | 1633 | bool found_addr = false; |
064af421 | 1634 | int error; |
f145afdc | 1635 | int i; |
064af421 | 1636 | |
07c318f4 | 1637 | *hw_addr_iface = NULL; |
064af421 BP |
1638 | |
1639 | /* Did the user request a particular MAC? */ | |
a699f614 | 1640 | hwaddr = smap_get(&br->cfg->other_config, "hwaddr"); |
093e47f4 | 1641 | if (hwaddr && eth_addr_from_string(hwaddr, ea)) { |
064af421 BP |
1642 | if (eth_addr_is_multicast(ea)) { |
1643 | VLOG_ERR("bridge %s: cannot set MAC address to multicast " | |
1644 | "address "ETH_ADDR_FMT, br->name, ETH_ADDR_ARGS(ea)); | |
1645 | } else if (eth_addr_is_zero(ea)) { | |
1646 | VLOG_ERR("bridge %s: cannot set MAC address to zero", br->name); | |
1647 | } else { | |
1648 | return; | |
1649 | } | |
1650 | } | |
1651 | ||
f145afdc BP |
1652 | /* Mirror output ports don't participate in picking the local hardware |
1653 | * address. ofproto can't help us find out whether a given port is a | |
1654 | * mirror output because we haven't configured mirrors yet, so we need to | |
1655 | * accumulate them ourselves. */ | |
1656 | hmapx_init(&mirror_output_ports); | |
1657 | for (i = 0; i < br->cfg->n_mirrors; i++) { | |
1658 | struct ovsrec_mirror *m = br->cfg->mirrors[i]; | |
1659 | if (m->output_port) { | |
1660 | hmapx_add(&mirror_output_ports, m->output_port); | |
1661 | } | |
1662 | } | |
1663 | ||
141f4942 BP |
1664 | /* Otherwise choose the minimum non-local MAC address among all of the |
1665 | * interfaces. */ | |
8052fb14 | 1666 | HMAP_FOR_EACH (port, hmap_node, &br->ports) { |
58b7527e | 1667 | uint8_t iface_ea[ETH_ADDR_LEN]; |
83db7968 | 1668 | struct iface *candidate; |
58b7527e BP |
1669 | struct iface *iface; |
1670 | ||
1671 | /* Mirror output ports don't participate. */ | |
f145afdc | 1672 | if (hmapx_contains(&mirror_output_ports, port->cfg)) { |
064af421 BP |
1673 | continue; |
1674 | } | |
58b7527e BP |
1675 | |
1676 | /* Choose the MAC address to represent the port. */ | |
83db7968 | 1677 | iface = NULL; |
76343538 | 1678 | if (port->cfg->mac && eth_addr_from_string(port->cfg->mac, iface_ea)) { |
ba09980a BP |
1679 | /* Find the interface with this Ethernet address (if any) so that |
1680 | * we can provide the correct devname to the caller. */ | |
83db7968 | 1681 | LIST_FOR_EACH (candidate, port_elem, &port->ifaces) { |
ba09980a | 1682 | uint8_t candidate_ea[ETH_ADDR_LEN]; |
8fef8c71 | 1683 | if (!netdev_get_etheraddr(candidate->netdev, candidate_ea) |
ba09980a BP |
1684 | && eth_addr_equals(iface_ea, candidate_ea)) { |
1685 | iface = candidate; | |
1686 | } | |
1687 | } | |
58b7527e BP |
1688 | } else { |
1689 | /* Choose the interface whose MAC address will represent the port. | |
1690 | * The Linux kernel bonding code always chooses the MAC address of | |
1691 | * the first slave added to a bond, and the Fedora networking | |
1692 | * scripts always add slaves to a bond in alphabetical order, so | |
1693 | * for compatibility we choose the interface with the name that is | |
1694 | * first in alphabetical order. */ | |
83db7968 BP |
1695 | LIST_FOR_EACH (candidate, port_elem, &port->ifaces) { |
1696 | if (!iface || strcmp(candidate->name, iface->name) < 0) { | |
58b7527e BP |
1697 | iface = candidate; |
1698 | } | |
1699 | } | |
1700 | ||
1701 | /* The local port doesn't count (since we're trying to choose its | |
141f4942 | 1702 | * MAC address anyway). */ |
892815f5 | 1703 | if (iface->ofp_port == OFPP_LOCAL) { |
064af421 BP |
1704 | continue; |
1705 | } | |
58b7527e BP |
1706 | |
1707 | /* Grab MAC. */ | |
07c318f4 | 1708 | error = netdev_get_etheraddr(iface->netdev, iface_ea); |
58b7527e | 1709 | if (error) { |
58b7527e | 1710 | continue; |
064af421 BP |
1711 | } |
1712 | } | |
58b7527e BP |
1713 | |
1714 | /* Compare against our current choice. */ | |
1715 | if (!eth_addr_is_multicast(iface_ea) && | |
141f4942 | 1716 | !eth_addr_is_local(iface_ea) && |
58b7527e BP |
1717 | !eth_addr_is_reserved(iface_ea) && |
1718 | !eth_addr_is_zero(iface_ea) && | |
0d1fe4a3 | 1719 | (!found_addr || eth_addr_compare_3way(iface_ea, ea) < 0)) |
58b7527e | 1720 | { |
0babc06f | 1721 | memcpy(ea, iface_ea, ETH_ADDR_LEN); |
8fef8c71 | 1722 | *hw_addr_iface = iface; |
3a48ace3 | 1723 | found_addr = true; |
58b7527e | 1724 | } |
064af421 | 1725 | } |
f145afdc | 1726 | |
51b67a10 JP |
1727 | if (!found_addr) { |
1728 | memcpy(ea, br->default_ea, ETH_ADDR_LEN); | |
1729 | *hw_addr_iface = NULL; | |
1730 | } | |
1731 | ||
f145afdc | 1732 | hmapx_destroy(&mirror_output_ports); |
064af421 BP |
1733 | } |
1734 | ||
1735 | /* Choose and returns the datapath ID for bridge 'br' given that the bridge | |
1736 | * Ethernet address is 'bridge_ea'. If 'bridge_ea' is the Ethernet address of | |
07c318f4 BP |
1737 | * an interface on 'br', then that interface must be passed in as |
1738 | * 'hw_addr_iface'; if 'bridge_ea' was derived some other way, then | |
1739 | * 'hw_addr_iface' must be passed in as a null pointer. */ | |
064af421 BP |
1740 | static uint64_t |
1741 | bridge_pick_datapath_id(struct bridge *br, | |
1742 | const uint8_t bridge_ea[ETH_ADDR_LEN], | |
07c318f4 | 1743 | struct iface *hw_addr_iface) |
064af421 BP |
1744 | { |
1745 | /* | |
1746 | * The procedure for choosing a bridge MAC address will, in the most | |
1747 | * ordinary case, also choose a unique MAC that we can use as a datapath | |
1748 | * ID. In some special cases, though, multiple bridges will end up with | |
1749 | * the same MAC address. This is OK for the bridges, but it will confuse | |
1750 | * the OpenFlow controller, because each datapath needs a unique datapath | |
1751 | * ID. | |
1752 | * | |
1753 | * Datapath IDs must be unique. It is also very desirable that they be | |
1754 | * stable from one run to the next, so that policy set on a datapath | |
1755 | * "sticks". | |
1756 | */ | |
093e47f4 | 1757 | const char *datapath_id; |
064af421 BP |
1758 | uint64_t dpid; |
1759 | ||
a699f614 | 1760 | datapath_id = smap_get(&br->cfg->other_config, "datapath-id"); |
093e47f4 | 1761 | if (datapath_id && dpid_from_string(datapath_id, &dpid)) { |
064af421 BP |
1762 | return dpid; |
1763 | } | |
1764 | ||
03eae5f8 | 1765 | if (!hw_addr_iface) { |
064af421 BP |
1766 | /* |
1767 | * A purely internal bridge, that is, one that has no non-virtual | |
03eae5f8 | 1768 | * network devices on it at all, is difficult because it has no |
064af421 BP |
1769 | * natural unique identifier at all. |
1770 | * | |
1771 | * When the host is a XenServer, we handle this case by hashing the | |
1772 | * host's UUID with the name of the bridge. Names of bridges are | |
1773 | * persistent across XenServer reboots, although they can be reused if | |
1774 | * an internal network is destroyed and then a new one is later | |
1775 | * created, so this is fairly effective. | |
1776 | * | |
1777 | * When the host is not a XenServer, we punt by using a random MAC | |
1778 | * address on each run. | |
1779 | */ | |
1780 | const char *host_uuid = xenserver_get_host_uuid(); | |
1781 | if (host_uuid) { | |
1782 | char *combined = xasprintf("%s,%s", host_uuid, br->name); | |
1783 | dpid = dpid_from_hash(combined, strlen(combined)); | |
1784 | free(combined); | |
1785 | return dpid; | |
1786 | } | |
1787 | } | |
1788 | ||
1789 | return eth_addr_to_uint64(bridge_ea); | |
1790 | } | |
1791 | ||
1792 | static uint64_t | |
1793 | dpid_from_hash(const void *data, size_t n) | |
1794 | { | |
5eccf359 | 1795 | uint8_t hash[SHA1_DIGEST_SIZE]; |
064af421 BP |
1796 | |
1797 | BUILD_ASSERT_DECL(sizeof hash >= ETH_ADDR_LEN); | |
5eccf359 | 1798 | sha1_bytes(data, n, hash); |
064af421 BP |
1799 | eth_addr_mark_random(hash); |
1800 | return eth_addr_to_uint64(hash); | |
1801 | } | |
1802 | ||
ea83a2fc | 1803 | static void |
ea763e0e | 1804 | iface_refresh_status(struct iface *iface) |
ea83a2fc | 1805 | { |
79f1cbe9 | 1806 | struct smap smap; |
ea763e0e | 1807 | |
6c038611 | 1808 | enum netdev_features current; |
e210037e AE |
1809 | int64_t bps; |
1810 | int mtu; | |
1811 | int64_t mtu_64; | |
df867eda | 1812 | uint8_t mac[ETH_ADDR_LEN]; |
e210037e AE |
1813 | int error; |
1814 | ||
cfea354b BP |
1815 | if (iface_is_synthetic(iface)) { |
1816 | return; | |
1817 | } | |
1818 | ||
79f1cbe9 | 1819 | smap_init(&smap); |
ea763e0e | 1820 | |
275707c3 | 1821 | if (!netdev_get_status(iface->netdev, &smap)) { |
a699f614 | 1822 | ovsrec_interface_set_status(iface->cfg, &smap); |
ea763e0e | 1823 | } else { |
a699f614 | 1824 | ovsrec_interface_set_status(iface->cfg, NULL); |
ea763e0e EJ |
1825 | } |
1826 | ||
79f1cbe9 | 1827 | smap_destroy(&smap); |
e210037e | 1828 | |
e210037e | 1829 | error = netdev_get_features(iface->netdev, ¤t, NULL, NULL, NULL); |
d02a5f8e BP |
1830 | bps = !error ? netdev_features_to_bps(current, 0) : 0; |
1831 | if (bps) { | |
e210037e AE |
1832 | ovsrec_interface_set_duplex(iface->cfg, |
1833 | netdev_features_is_full_duplex(current) | |
1834 | ? "full" : "half"); | |
e210037e | 1835 | ovsrec_interface_set_link_speed(iface->cfg, &bps, 1); |
d0db8de2 | 1836 | } else { |
e210037e AE |
1837 | ovsrec_interface_set_duplex(iface->cfg, NULL); |
1838 | ovsrec_interface_set_link_speed(iface->cfg, NULL, 0); | |
1839 | } | |
1840 | ||
e210037e | 1841 | error = netdev_get_mtu(iface->netdev, &mtu); |
9b020780 | 1842 | if (!error) { |
e210037e AE |
1843 | mtu_64 = mtu; |
1844 | ovsrec_interface_set_mtu(iface->cfg, &mtu_64, 1); | |
8d6db33e | 1845 | } else { |
e210037e AE |
1846 | ovsrec_interface_set_mtu(iface->cfg, NULL, 0); |
1847 | } | |
df867eda JP |
1848 | |
1849 | error = netdev_get_etheraddr(iface->netdev, mac); | |
1850 | if (!error) { | |
1851 | char mac_string[32]; | |
1852 | ||
1853 | sprintf(mac_string, ETH_ADDR_FMT, ETH_ADDR_ARGS(mac)); | |
1854 | ovsrec_interface_set_mac_in_use(iface->cfg, mac_string); | |
1855 | } else { | |
1856 | ovsrec_interface_set_mac_in_use(iface->cfg, NULL); | |
1857 | } | |
ea83a2fc EJ |
1858 | } |
1859 | ||
353079d0 EJ |
1860 | /* Writes 'iface''s CFM statistics to the database. 'iface' must not be |
1861 | * synthetic. */ | |
8f3fe844 | 1862 | static void |
b31bcf60 EJ |
1863 | iface_refresh_cfm_stats(struct iface *iface) |
1864 | { | |
93b8df38 | 1865 | const struct ovsrec_interface *cfg = iface->cfg; |
9a9e3786 BP |
1866 | struct ofproto_cfm_status status; |
1867 | ||
1868 | if (!ofproto_port_get_cfm_status(iface->port->bridge->ofproto, | |
1869 | iface->ofp_port, &status)) { | |
1870 | ovsrec_interface_set_cfm_fault(cfg, NULL, 0); | |
1871 | ovsrec_interface_set_cfm_fault_status(cfg, NULL, 0); | |
1872 | ovsrec_interface_set_cfm_remote_opstate(cfg, NULL); | |
1873 | ovsrec_interface_set_cfm_health(cfg, NULL, 0); | |
1874 | ovsrec_interface_set_cfm_remote_mpids(cfg, NULL, 0); | |
1875 | } else { | |
b9380396 | 1876 | const char *reasons[CFM_FAULT_N_REASONS]; |
9a9e3786 BP |
1877 | int64_t cfm_health = status.health; |
1878 | bool faulted = status.faults != 0; | |
b9380396 EJ |
1879 | size_t i, j; |
1880 | ||
9a9e3786 BP |
1881 | ovsrec_interface_set_cfm_fault(cfg, &faulted, 1); |
1882 | ||
b9380396 EJ |
1883 | j = 0; |
1884 | for (i = 0; i < CFM_FAULT_N_REASONS; i++) { | |
1885 | int reason = 1 << i; | |
9a9e3786 | 1886 | if (status.faults & reason) { |
b9380396 EJ |
1887 | reasons[j++] = cfm_fault_reason_to_str(reason); |
1888 | } | |
1889 | } | |
b9380396 | 1890 | ovsrec_interface_set_cfm_fault_status(cfg, (char **) reasons, j); |
1c0333b6 | 1891 | |
18637fdc BP |
1892 | if (status.remote_opstate >= 0) { |
1893 | const char *remote_opstate = status.remote_opstate ? "up" : "down"; | |
1894 | ovsrec_interface_set_cfm_remote_opstate(cfg, remote_opstate); | |
1895 | } else { | |
1896 | ovsrec_interface_set_cfm_remote_opstate(cfg, NULL); | |
1897 | } | |
1898 | ||
9a9e3786 BP |
1899 | ovsrec_interface_set_cfm_remote_mpids(cfg, |
1900 | (const int64_t *)status.rmps, | |
1901 | status.n_rmps); | |
4cd9ab26 BP |
1902 | if (cfm_health >= 0) { |
1903 | ovsrec_interface_set_cfm_health(cfg, &cfm_health, 1); | |
1904 | } else { | |
1905 | ovsrec_interface_set_cfm_health(cfg, NULL, 0); | |
1906 | } | |
3967a833 | 1907 | } |
b31bcf60 EJ |
1908 | } |
1909 | ||
018f1525 BP |
1910 | static void |
1911 | iface_refresh_stats(struct iface *iface) | |
1912 | { | |
98dbe2dd BP |
1913 | #define IFACE_STATS \ |
1914 | IFACE_STAT(rx_packets, "rx_packets") \ | |
1915 | IFACE_STAT(tx_packets, "tx_packets") \ | |
1916 | IFACE_STAT(rx_bytes, "rx_bytes") \ | |
1917 | IFACE_STAT(tx_bytes, "tx_bytes") \ | |
1918 | IFACE_STAT(rx_dropped, "rx_dropped") \ | |
1919 | IFACE_STAT(tx_dropped, "tx_dropped") \ | |
1920 | IFACE_STAT(rx_errors, "rx_errors") \ | |
1921 | IFACE_STAT(tx_errors, "tx_errors") \ | |
1922 | IFACE_STAT(rx_frame_errors, "rx_frame_err") \ | |
1923 | IFACE_STAT(rx_over_errors, "rx_over_err") \ | |
1924 | IFACE_STAT(rx_crc_errors, "rx_crc_err") \ | |
1925 | IFACE_STAT(collisions, "collisions") | |
1926 | ||
c2553db9 BP |
1927 | #define IFACE_STAT(MEMBER, NAME) + 1 |
1928 | enum { N_IFACE_STATS = IFACE_STATS }; | |
98dbe2dd | 1929 | #undef IFACE_STAT |
c2553db9 BP |
1930 | int64_t values[N_IFACE_STATS]; |
1931 | char *keys[N_IFACE_STATS]; | |
1932 | int n; | |
018f1525 BP |
1933 | |
1934 | struct netdev_stats stats; | |
1935 | ||
cfea354b BP |
1936 | if (iface_is_synthetic(iface)) { |
1937 | return; | |
1938 | } | |
1939 | ||
018f1525 BP |
1940 | /* Intentionally ignore return value, since errors will set 'stats' to |
1941 | * all-1s, and we will deal with that correctly below. */ | |
1942 | netdev_get_stats(iface->netdev, &stats); | |
1943 | ||
c2553db9 BP |
1944 | /* Copy statistics into keys[] and values[]. */ |
1945 | n = 0; | |
1946 | #define IFACE_STAT(MEMBER, NAME) \ | |
1947 | if (stats.MEMBER != UINT64_MAX) { \ | |
1948 | keys[n] = NAME; \ | |
1949 | values[n] = stats.MEMBER; \ | |
1950 | n++; \ | |
1951 | } | |
98dbe2dd BP |
1952 | IFACE_STATS; |
1953 | #undef IFACE_STAT | |
c2553db9 | 1954 | ovs_assert(n <= N_IFACE_STATS); |
018f1525 | 1955 | |
c2553db9 | 1956 | ovsrec_interface_set_statistics(iface->cfg, keys, values, n); |
98dbe2dd | 1957 | #undef IFACE_STATS |
018f1525 BP |
1958 | } |
1959 | ||
21f7563c JP |
1960 | static void |
1961 | br_refresh_stp_status(struct bridge *br) | |
1962 | { | |
a699f614 | 1963 | struct smap smap = SMAP_INITIALIZER(&smap); |
21f7563c JP |
1964 | struct ofproto *ofproto = br->ofproto; |
1965 | struct ofproto_stp_status status; | |
21f7563c JP |
1966 | |
1967 | if (ofproto_get_stp_status(ofproto, &status)) { | |
1968 | return; | |
1969 | } | |
1970 | ||
1971 | if (!status.enabled) { | |
a699f614 | 1972 | ovsrec_bridge_set_status(br->cfg, NULL); |
21f7563c JP |
1973 | return; |
1974 | } | |
1975 | ||
a699f614 EJ |
1976 | smap_add_format(&smap, "stp_bridge_id", STP_ID_FMT, |
1977 | STP_ID_ARGS(status.bridge_id)); | |
1978 | smap_add_format(&smap, "stp_designated_root", STP_ID_FMT, | |
1979 | STP_ID_ARGS(status.designated_root)); | |
1980 | smap_add_format(&smap, "stp_root_path_cost", "%d", status.root_path_cost); | |
21f7563c | 1981 | |
a699f614 EJ |
1982 | ovsrec_bridge_set_status(br->cfg, &smap); |
1983 | smap_destroy(&smap); | |
21f7563c JP |
1984 | } |
1985 | ||
1986 | static void | |
1987 | port_refresh_stp_status(struct port *port) | |
1988 | { | |
1989 | struct ofproto *ofproto = port->bridge->ofproto; | |
1990 | struct iface *iface; | |
1991 | struct ofproto_port_stp_status status; | |
a699f614 | 1992 | char *keys[3]; |
80740385 | 1993 | int64_t int_values[3]; |
a699f614 | 1994 | struct smap smap; |
21f7563c | 1995 | |
06b592bc EJ |
1996 | if (port_is_synthetic(port)) { |
1997 | return; | |
1998 | } | |
1999 | ||
21f7563c JP |
2000 | /* STP doesn't currently support bonds. */ |
2001 | if (!list_is_singleton(&port->ifaces)) { | |
a699f614 | 2002 | ovsrec_port_set_status(port->cfg, NULL); |
21f7563c JP |
2003 | return; |
2004 | } | |
2005 | ||
2006 | iface = CONTAINER_OF(list_front(&port->ifaces), struct iface, port_elem); | |
2007 | ||
2008 | if (ofproto_port_get_stp_status(ofproto, iface->ofp_port, &status)) { | |
2009 | return; | |
2010 | } | |
2011 | ||
2012 | if (!status.enabled) { | |
a699f614 | 2013 | ovsrec_port_set_status(port->cfg, NULL); |
80740385 | 2014 | ovsrec_port_set_statistics(port->cfg, NULL, NULL, 0); |
21f7563c JP |
2015 | return; |
2016 | } | |
2017 | ||
80740385 | 2018 | /* Set Status column. */ |
a699f614 EJ |
2019 | smap_init(&smap); |
2020 | smap_add_format(&smap, "stp_port_id", STP_PORT_ID_FMT, status.port_id); | |
2021 | smap_add(&smap, "stp_state", stp_state_name(status.state)); | |
2022 | smap_add_format(&smap, "stp_sec_in_state", "%u", status.sec_in_state); | |
2023 | smap_add(&smap, "stp_role", stp_role_name(status.role)); | |
2024 | ovsrec_port_set_status(port->cfg, &smap); | |
2025 | smap_destroy(&smap); | |
80740385 JP |
2026 | |
2027 | /* Set Statistics column. */ | |
2028 | keys[0] = "stp_tx_count"; | |
2029 | int_values[0] = status.tx_count; | |
2030 | keys[1] = "stp_rx_count"; | |
2031 | int_values[1] = status.rx_count; | |
2032 | keys[2] = "stp_error_count"; | |
2033 | int_values[2] = status.error_count; | |
2034 | ||
2035 | ovsrec_port_set_statistics(port->cfg, keys, int_values, | |
2036 | ARRAY_SIZE(int_values)); | |
21f7563c JP |
2037 | } |
2038 | ||
3fe80505 BP |
2039 | static bool |
2040 | enable_system_stats(const struct ovsrec_open_vswitch *cfg) | |
2041 | { | |
a699f614 | 2042 | return smap_get_bool(&cfg->other_config, "enable-statistics", false); |
3fe80505 BP |
2043 | } |
2044 | ||
ce887677 | 2045 | static void |
35a22d8c | 2046 | reconfigure_system_stats(const struct ovsrec_open_vswitch *cfg) |
ce887677 | 2047 | { |
35a22d8c | 2048 | bool enable = enable_system_stats(cfg); |
ce887677 | 2049 | |
35a22d8c BP |
2050 | system_stats_enable(enable); |
2051 | if (!enable) { | |
2052 | ovsrec_open_vswitch_set_statistics(cfg, NULL); | |
3fe80505 | 2053 | } |
35a22d8c BP |
2054 | } |
2055 | ||
2056 | static void | |
2057 | run_system_stats(void) | |
2058 | { | |
2059 | const struct ovsrec_open_vswitch *cfg = ovsrec_open_vswitch_first(idl); | |
2060 | struct smap *stats; | |
2061 | ||
2062 | stats = system_stats_run(); | |
2063 | if (stats && cfg) { | |
2064 | struct ovsdb_idl_txn *txn; | |
2065 | struct ovsdb_datum datum; | |
2066 | ||
2067 | txn = ovsdb_idl_txn_create(idl); | |
2068 | ovsdb_datum_from_smap(&datum, stats); | |
2069 | ovsdb_idl_txn_write(&cfg->header_, &ovsrec_open_vswitch_col_statistics, | |
2070 | &datum); | |
2071 | ovsdb_idl_txn_commit(txn); | |
2072 | ovsdb_idl_txn_destroy(txn); | |
ce887677 | 2073 | |
35a22d8c BP |
2074 | free(stats); |
2075 | } | |
ce887677 BP |
2076 | } |
2077 | ||
bffc0589 | 2078 | static inline const char * |
f4f1ea7e | 2079 | ofp12_controller_role_to_str(enum ofp12_controller_role role) |
bffc0589 AE |
2080 | { |
2081 | switch (role) { | |
f4f1ea7e | 2082 | case OFPCR12_ROLE_EQUAL: |
bffc0589 | 2083 | return "other"; |
f4f1ea7e | 2084 | case OFPCR12_ROLE_MASTER: |
bffc0589 | 2085 | return "master"; |
f4f1ea7e | 2086 | case OFPCR12_ROLE_SLAVE: |
bffc0589 | 2087 | return "slave"; |
f4f1ea7e | 2088 | case OFPCR12_ROLE_NOCHANGE: |
bffc0589 AE |
2089 | default: |
2090 | return "*** INVALID ROLE ***"; | |
2091 | } | |
2092 | } | |
2093 | ||
2094 | static void | |
5d279086 | 2095 | refresh_controller_status(void) |
bffc0589 | 2096 | { |
5d279086 | 2097 | struct bridge *br; |
bffc0589 AE |
2098 | struct shash info; |
2099 | const struct ovsrec_controller *cfg; | |
2100 | ||
5d279086 AE |
2101 | shash_init(&info); |
2102 | ||
2103 | /* Accumulate status for controllers on all bridges. */ | |
2104 | HMAP_FOR_EACH (br, node, &all_bridges) { | |
2105 | ofproto_get_ofproto_controller_info(br->ofproto, &info); | |
2106 | } | |
bffc0589 | 2107 | |
5d279086 | 2108 | /* Update each controller in the database with current status. */ |
bffc0589 | 2109 | OVSREC_CONTROLLER_FOR_EACH(cfg, idl) { |
eb9b8307 AE |
2110 | struct ofproto_controller_info *cinfo = |
2111 | shash_find_data(&info, cfg->target); | |
2112 | ||
2113 | if (cinfo) { | |
a699f614 EJ |
2114 | struct smap smap = SMAP_INITIALIZER(&smap); |
2115 | const char **values = cinfo->pairs.values; | |
2116 | const char **keys = cinfo->pairs.keys; | |
2117 | size_t i; | |
2118 | ||
2119 | for (i = 0; i < cinfo->pairs.n; i++) { | |
2120 | smap_add(&smap, keys[i], values[i]); | |
2121 | } | |
2122 | ||
eb9b8307 | 2123 | ovsrec_controller_set_is_connected(cfg, cinfo->is_connected); |
f4f1ea7e BP |
2124 | ovsrec_controller_set_role(cfg, ofp12_controller_role_to_str( |
2125 | cinfo->role)); | |
a699f614 EJ |
2126 | ovsrec_controller_set_status(cfg, &smap); |
2127 | smap_destroy(&smap); | |
eb9b8307 AE |
2128 | } else { |
2129 | ovsrec_controller_set_is_connected(cfg, false); | |
2130 | ovsrec_controller_set_role(cfg, NULL); | |
a699f614 | 2131 | ovsrec_controller_set_status(cfg, NULL); |
eb9b8307 | 2132 | } |
bffc0589 AE |
2133 | } |
2134 | ||
2135 | ofproto_free_ofproto_controller_info(&info); | |
2136 | } | |
b40dcae7 BP |
2137 | \f |
2138 | /* "Instant" stats. | |
2139 | * | |
2140 | * Some information in the database must be kept as up-to-date as possible to | |
2141 | * allow controllers to respond rapidly to network outages. We call these | |
2142 | * statistics "instant" stats. | |
2143 | * | |
2144 | * We wish to update these statistics every INSTANT_INTERVAL_MSEC milliseconds, | |
2145 | * assuming that they've changed. The only means we have to determine whether | |
2146 | * they have changed are: | |
2147 | * | |
2148 | * - Try to commit changes to the database. If nothing changed, then | |
2149 | * ovsdb_idl_txn_commit() returns TXN_UNCHANGED, otherwise some other | |
2150 | * value. | |
2151 | * | |
2152 | * - instant_stats_run() is called late in the run loop, after anything that | |
2153 | * might change any of the instant stats. | |
2154 | * | |
2155 | * We use these two facts together to avoid waking the process up every | |
2156 | * INSTANT_INTERVAL_MSEC whether there is any change or not. | |
2157 | */ | |
2158 | ||
2159 | /* Minimum interval between writing updates to the instant stats to the | |
2160 | * database. */ | |
2161 | #define INSTANT_INTERVAL_MSEC 100 | |
2162 | ||
2163 | /* Current instant stats database transaction, NULL if there is no ongoing | |
2164 | * transaction. */ | |
2165 | static struct ovsdb_idl_txn *instant_txn; | |
2166 | ||
2167 | /* Next time (in msec on monotonic clock) at which we will update the instant | |
2168 | * stats. */ | |
2169 | static long long int instant_next_txn = LLONG_MIN; | |
2170 | ||
2171 | /* True if the run loop has run since we last saw that the instant stats were | |
2172 | * unchanged, that is, this is true if we need to wake up at 'instant_next_txn' | |
2173 | * to refresh the instant stats. */ | |
2174 | static bool instant_stats_could_have_changed; | |
bffc0589 | 2175 | |
8f3fe844 | 2176 | static void |
b40dcae7 | 2177 | instant_stats_run(void) |
8f3fe844 | 2178 | { |
b40dcae7 | 2179 | enum ovsdb_idl_txn_status status; |
8f3fe844 | 2180 | |
b40dcae7 BP |
2181 | instant_stats_could_have_changed = true; |
2182 | ||
2183 | if (!instant_txn) { | |
8f3fe844 EJ |
2184 | struct bridge *br; |
2185 | ||
b40dcae7 BP |
2186 | if (time_msec() < instant_next_txn) { |
2187 | return; | |
2188 | } | |
2189 | instant_next_txn = time_msec() + INSTANT_INTERVAL_MSEC; | |
8f3fe844 | 2190 | |
b40dcae7 | 2191 | instant_txn = ovsdb_idl_txn_create(idl); |
8f3fe844 EJ |
2192 | HMAP_FOR_EACH (br, node, &all_bridges) { |
2193 | struct iface *iface; | |
353079d0 EJ |
2194 | struct port *port; |
2195 | ||
2196 | br_refresh_stp_status(br); | |
2197 | ||
2198 | HMAP_FOR_EACH (port, hmap_node, &br->ports) { | |
2199 | port_refresh_stp_status(port); | |
2200 | } | |
8f3fe844 EJ |
2201 | |
2202 | HMAP_FOR_EACH (iface, name_node, &br->iface_by_name) { | |
353079d0 | 2203 | enum netdev_flags flags; |
ccc09689 | 2204 | struct smap smap; |
353079d0 EJ |
2205 | const char *link_state; |
2206 | int64_t link_resets; | |
2207 | int current, error; | |
2208 | ||
2209 | if (iface_is_synthetic(iface)) { | |
2210 | continue; | |
2211 | } | |
2212 | ||
2213 | current = ofproto_port_is_lacp_current(br->ofproto, | |
2214 | iface->ofp_port); | |
2215 | if (current >= 0) { | |
2216 | bool bl = current; | |
2217 | ovsrec_interface_set_lacp_current(iface->cfg, &bl, 1); | |
2218 | } else { | |
2219 | ovsrec_interface_set_lacp_current(iface->cfg, NULL, 0); | |
2220 | } | |
2221 | ||
2222 | error = netdev_get_flags(iface->netdev, &flags); | |
2223 | if (!error) { | |
2224 | const char *state = flags & NETDEV_UP ? "up" : "down"; | |
2225 | ovsrec_interface_set_admin_state(iface->cfg, state); | |
2226 | } else { | |
2227 | ovsrec_interface_set_admin_state(iface->cfg, NULL); | |
2228 | } | |
2229 | ||
2230 | link_state = netdev_get_carrier(iface->netdev) ? "up" : "down"; | |
2231 | ovsrec_interface_set_link_state(iface->cfg, link_state); | |
2232 | ||
2233 | link_resets = netdev_get_carrier_resets(iface->netdev); | |
2234 | ovsrec_interface_set_link_resets(iface->cfg, &link_resets, 1); | |
2235 | ||
8f3fe844 | 2236 | iface_refresh_cfm_stats(iface); |
ccc09689 EJ |
2237 | |
2238 | smap_init(&smap); | |
2239 | if (!ofproto_port_get_bfd_status(br->ofproto, iface->ofp_port, | |
2240 | &smap)) { | |
2241 | ovsrec_interface_set_bfd_status(iface->cfg, &smap); | |
2242 | smap_destroy(&smap); | |
2243 | } | |
8f3fe844 EJ |
2244 | } |
2245 | } | |
2246 | } | |
2247 | ||
b40dcae7 BP |
2248 | status = ovsdb_idl_txn_commit(instant_txn); |
2249 | if (status != TXN_INCOMPLETE) { | |
2250 | ovsdb_idl_txn_destroy(instant_txn); | |
2251 | instant_txn = NULL; | |
2252 | } | |
2253 | if (status == TXN_UNCHANGED) { | |
2254 | instant_stats_could_have_changed = false; | |
8f3fe844 EJ |
2255 | } |
2256 | } | |
2257 | ||
b40dcae7 BP |
2258 | static void |
2259 | instant_stats_wait(void) | |
2260 | { | |
2261 | if (instant_txn) { | |
2262 | ovsdb_idl_txn_wait(instant_txn); | |
2263 | } else if (instant_stats_could_have_changed) { | |
2264 | poll_timer_wait_until(instant_next_txn); | |
2265 | } | |
2266 | } | |
2267 | \f | |
5fcc0d00 BP |
2268 | /* Performs periodic activity required by bridges that needs to be done with |
2269 | * the least possible latency. | |
2270 | * | |
2271 | * It makes sense to call this function a couple of times per poll loop, to | |
2272 | * provide a significant performance boost on some benchmarks with ofprotos | |
2273 | * that use the ofproto-dpif implementation. */ | |
2274 | void | |
2275 | bridge_run_fast(void) | |
2276 | { | |
11a574a7 JP |
2277 | struct sset types; |
2278 | const char *type; | |
5fcc0d00 BP |
2279 | struct bridge *br; |
2280 | ||
11a574a7 JP |
2281 | sset_init(&types); |
2282 | ofproto_enumerate_types(&types); | |
2283 | SSET_FOR_EACH (type, &types) { | |
2284 | ofproto_type_run_fast(type); | |
2285 | } | |
2286 | sset_destroy(&types); | |
2287 | ||
5fcc0d00 BP |
2288 | HMAP_FOR_EACH (br, node, &all_bridges) { |
2289 | ofproto_run_fast(br->ofproto); | |
2290 | } | |
2291 | } | |
2292 | ||
c5187f17 | 2293 | void |
064af421 BP |
2294 | bridge_run(void) |
2295 | { | |
8c0f519f | 2296 | static struct ovsrec_open_vswitch null_cfg; |
d54ff998 | 2297 | const struct ovsrec_open_vswitch *cfg; |
bae7208e | 2298 | struct ovsdb_idl_txn *reconf_txn = NULL; |
11a574a7 JP |
2299 | struct sset types; |
2300 | const char *type; | |
d54ff998 | 2301 | |
52a90c29 | 2302 | bool vlan_splinters_changed; |
c5187f17 | 2303 | struct bridge *br; |
064af421 | 2304 | |
8c0f519f | 2305 | ovsrec_open_vswitch_init(&null_cfg); |
edce886c | 2306 | |
06b6d651 | 2307 | /* (Re)configure if necessary. */ |
bae7208e EJ |
2308 | if (!reconfiguring) { |
2309 | ovsdb_idl_run(idl); | |
06b6d651 | 2310 | |
bae7208e EJ |
2311 | if (ovsdb_idl_is_lock_contended(idl)) { |
2312 | static struct vlog_rate_limit rl = VLOG_RATE_LIMIT_INIT(1, 1); | |
2313 | struct bridge *br, *next_br; | |
06b6d651 | 2314 | |
bae7208e | 2315 | VLOG_ERR_RL(&rl, "another ovs-vswitchd process is running, " |
f9043393 JP |
2316 | "disabling this process (pid %ld) until it goes away", |
2317 | (long int) getpid()); | |
bae7208e EJ |
2318 | |
2319 | HMAP_FOR_EACH_SAFE (br, next_br, node, &all_bridges) { | |
2320 | bridge_destroy(br); | |
2321 | } | |
9f27568d GS |
2322 | /* Since we will not be running system_stats_run() in this process |
2323 | * with the current situation of multiple ovs-vswitchd daemons, | |
2324 | * disable system stats collection. */ | |
2325 | system_stats_enable(false); | |
bae7208e EJ |
2326 | return; |
2327 | } else if (!ovsdb_idl_has_lock(idl)) { | |
2328 | return; | |
06b6d651 | 2329 | } |
06b6d651 BP |
2330 | } |
2331 | cfg = ovsrec_open_vswitch_first(idl); | |
2332 | ||
b0408fca JP |
2333 | /* Initialize the ofproto library. This only needs to run once, but |
2334 | * it must be done after the configuration is set. If the | |
2335 | * initialization has already occurred, bridge_init_ofproto() | |
2336 | * returns immediately. */ | |
2337 | bridge_init_ofproto(cfg); | |
2338 | ||
40358701 GS |
2339 | /* Once the value of flow-restore-wait is false, we no longer should |
2340 | * check its value from the database. */ | |
2341 | if (cfg && ofproto_get_flow_restore_wait()) { | |
2342 | ofproto_set_flow_restore_wait(smap_get_bool(&cfg->other_config, | |
2343 | "flow-restore-wait", false)); | |
2344 | } | |
2345 | ||
11a574a7 JP |
2346 | /* Let each datapath type do the work that it needs to do. */ |
2347 | sset_init(&types); | |
2348 | ofproto_enumerate_types(&types); | |
2349 | SSET_FOR_EACH (type, &types) { | |
2350 | ofproto_type_run(type); | |
2351 | } | |
2352 | sset_destroy(&types); | |
2353 | ||
c5187f17 | 2354 | /* Let each bridge do the work that it needs to do. */ |
764072fd | 2355 | HMAP_FOR_EACH (br, node, &all_bridges) { |
5fcc0d00 | 2356 | ofproto_run(br->ofproto); |
c5187f17 BP |
2357 | } |
2358 | ||
d6da96ce BP |
2359 | /* Re-configure SSL. We do this on every trip through the main loop, |
2360 | * instead of just when the database changes, because the contents of the | |
2361 | * key and certificate files can change without the database changing. | |
2362 | * | |
2363 | * We do this before bridge_reconfigure() because that function might | |
2364 | * initiate SSL connections and thus requires SSL to be configured. */ | |
2365 | if (cfg && cfg->ssl) { | |
2366 | const struct ovsrec_ssl *ssl = cfg->ssl; | |
2367 | ||
2368 | stream_ssl_set_key_and_cert(ssl->private_key, ssl->certificate); | |
2369 | stream_ssl_set_ca_cert_file(ssl->ca_cert, ssl->bootstrap_ca_cert); | |
2370 | } | |
bf8f2167 | 2371 | |
bae7208e EJ |
2372 | if (!reconfiguring) { |
2373 | /* If VLAN splinters are in use, then we need to reconfigure if VLAN | |
2374 | * usage has changed. */ | |
2375 | vlan_splinters_changed = false; | |
2376 | if (vlan_splinters_enabled_anywhere) { | |
2377 | HMAP_FOR_EACH (br, node, &all_bridges) { | |
2378 | if (ofproto_has_vlan_usage_changed(br->ofproto)) { | |
2379 | vlan_splinters_changed = true; | |
2380 | break; | |
2381 | } | |
2382 | } | |
2383 | } | |
2384 | ||
2385 | if (ovsdb_idl_get_seqno(idl) != idl_seqno || vlan_splinters_changed) { | |
2386 | idl_seqno = ovsdb_idl_get_seqno(idl); | |
2387 | if (cfg) { | |
2388 | reconf_txn = ovsdb_idl_txn_create(idl); | |
2389 | bridge_reconfigure(cfg); | |
2390 | } else { | |
2391 | /* We still need to reconfigure to avoid dangling pointers to | |
2392 | * now-destroyed ovsrec structures inside bridge data. */ | |
2393 | bridge_reconfigure(&null_cfg); | |
52a90c29 BP |
2394 | } |
2395 | } | |
2396 | } | |
2397 | ||
bae7208e | 2398 | if (reconfiguring) { |
ff02e9a5 BP |
2399 | if (!reconf_txn) { |
2400 | reconf_txn = ovsdb_idl_txn_create(idl); | |
2401 | } | |
2402 | ||
2403 | if (bridge_reconfigure_continue(cfg ? cfg : &null_cfg)) { | |
2404 | reconfiguring = false; | |
2405 | ||
2406 | if (cfg) { | |
bae7208e EJ |
2407 | ovsrec_open_vswitch_set_cur_cfg(cfg, cfg->next_cfg); |
2408 | } | |
ff02e9a5 BP |
2409 | |
2410 | /* If we are completing our initial configuration for this run | |
2411 | * of ovs-vswitchd, then keep the transaction around to monitor | |
2412 | * it for completion. */ | |
2413 | if (!initial_config_done) { | |
2414 | initial_config_done = true; | |
2415 | daemonize_txn = reconf_txn; | |
2416 | reconf_txn = NULL; | |
2417 | } | |
064af421 BP |
2418 | } |
2419 | } | |
018f1525 | 2420 | |
bae7208e EJ |
2421 | if (reconf_txn) { |
2422 | ovsdb_idl_txn_commit(reconf_txn); | |
2423 | ovsdb_idl_txn_destroy(reconf_txn); | |
2424 | reconf_txn = NULL; | |
2425 | } | |
2426 | ||
63ff04e8 BP |
2427 | if (daemonize_txn) { |
2428 | enum ovsdb_idl_txn_status status = ovsdb_idl_txn_commit(daemonize_txn); | |
2429 | if (status != TXN_INCOMPLETE) { | |
2430 | ovsdb_idl_txn_destroy(daemonize_txn); | |
2431 | daemonize_txn = NULL; | |
2432 | ||
2433 | /* ovs-vswitchd has completed initialization, so allow the | |
2434 | * process that forked us to exit successfully. */ | |
2435 | daemonize_complete(); | |
2436 | ||
2437 | VLOG_INFO_ONCE("%s (Open vSwitch) %s", program_name, VERSION); | |
2438 | } | |
2439 | } | |
2440 | ||
35a22d8c BP |
2441 | /* Refresh interface and mirror stats if necessary. */ |
2442 | if (time_msec() >= iface_stats_timer) { | |
ce887677 BP |
2443 | if (cfg) { |
2444 | struct ovsdb_idl_txn *txn; | |
018f1525 | 2445 | |
ce887677 | 2446 | txn = ovsdb_idl_txn_create(idl); |
764072fd | 2447 | HMAP_FOR_EACH (br, node, &all_bridges) { |
8052fb14 | 2448 | struct port *port; |
9d24de3b | 2449 | struct mirror *m; |
018f1525 | 2450 | |
8052fb14 | 2451 | HMAP_FOR_EACH (port, hmap_node, &br->ports) { |
83db7968 | 2452 | struct iface *iface; |
018f1525 | 2453 | |
83db7968 | 2454 | LIST_FOR_EACH (iface, port_elem, &port->ifaces) { |
ce887677 | 2455 | iface_refresh_stats(iface); |
ea763e0e | 2456 | iface_refresh_status(iface); |
ce887677 | 2457 | } |
018f1525 | 2458 | } |
9d24de3b JP |
2459 | |
2460 | HMAP_FOR_EACH (m, hmap_node, &br->mirrors) { | |
2461 | mirror_refresh_stats(m); | |
2462 | } | |
2463 | ||
018f1525 | 2464 | } |
5d279086 | 2465 | refresh_controller_status(); |
ce887677 BP |
2466 | ovsdb_idl_txn_commit(txn); |
2467 | ovsdb_idl_txn_destroy(txn); /* XXX */ | |
018f1525 | 2468 | } |
018f1525 | 2469 | |
35a22d8c | 2470 | iface_stats_timer = time_msec() + IFACE_STATS_INTERVAL; |
018f1525 | 2471 | } |
6586adf5 | 2472 | |
35a22d8c | 2473 | run_system_stats(); |
b40dcae7 | 2474 | instant_stats_run(); |
064af421 BP |
2475 | } |
2476 | ||
2477 | void | |
2478 | bridge_wait(void) | |
2479 | { | |
11a574a7 JP |
2480 | struct sset types; |
2481 | const char *type; | |
2482 | ||
c5187f17 | 2483 | ovsdb_idl_wait(idl); |
63ff04e8 BP |
2484 | if (daemonize_txn) { |
2485 | ovsdb_idl_txn_wait(daemonize_txn); | |
2486 | } | |
c7e7bb21 | 2487 | |
bae7208e | 2488 | if (reconfiguring) { |
c7e7bb21 EJ |
2489 | poll_immediate_wake(); |
2490 | } | |
2491 | ||
11a574a7 JP |
2492 | sset_init(&types); |
2493 | ofproto_enumerate_types(&types); | |
2494 | SSET_FOR_EACH (type, &types) { | |
2495 | ofproto_type_wait(type); | |
2496 | } | |
2497 | sset_destroy(&types); | |
2498 | ||
06b6d651 BP |
2499 | if (!hmap_is_empty(&all_bridges)) { |
2500 | struct bridge *br; | |
6586adf5 | 2501 | |
06b6d651 BP |
2502 | HMAP_FOR_EACH (br, node, &all_bridges) { |
2503 | ofproto_wait(br->ofproto); | |
2504 | } | |
35a22d8c | 2505 | poll_timer_wait_until(iface_stats_timer); |
6586adf5 | 2506 | } |
35a22d8c BP |
2507 | |
2508 | system_stats_wait(); | |
b40dcae7 | 2509 | instant_stats_wait(); |
064af421 | 2510 | } |
0d085684 BP |
2511 | |
2512 | /* Adds some memory usage statistics for bridges into 'usage', for use with | |
2513 | * memory_report(). */ | |
2514 | void | |
2515 | bridge_get_memory_usage(struct simap *usage) | |
2516 | { | |
2517 | struct bridge *br; | |
2518 | ||
2519 | HMAP_FOR_EACH (br, node, &all_bridges) { | |
2520 | ofproto_get_memory_usage(br->ofproto, usage); | |
2521 | } | |
2522 | } | |
8c4c1387 | 2523 | \f |
e8fe3026 EJ |
2524 | /* QoS unixctl user interface functions. */ |
2525 | ||
2526 | struct qos_unixctl_show_cbdata { | |
2527 | struct ds *ds; | |
2528 | struct iface *iface; | |
2529 | }; | |
2530 | ||
2531 | static void | |
2532 | qos_unixctl_show_cb(unsigned int queue_id, | |
79f1cbe9 | 2533 | const struct smap *details, |
e8fe3026 EJ |
2534 | void *aux) |
2535 | { | |
2536 | struct qos_unixctl_show_cbdata *data = aux; | |
2537 | struct ds *ds = data->ds; | |
2538 | struct iface *iface = data->iface; | |
2539 | struct netdev_queue_stats stats; | |
79f1cbe9 | 2540 | struct smap_node *node; |
e8fe3026 EJ |
2541 | int error; |
2542 | ||
2543 | ds_put_cstr(ds, "\n"); | |
2544 | if (queue_id) { | |
2545 | ds_put_format(ds, "Queue %u:\n", queue_id); | |
2546 | } else { | |
2547 | ds_put_cstr(ds, "Default:\n"); | |
2548 | } | |
2549 | ||
79f1cbe9 EJ |
2550 | SMAP_FOR_EACH (node, details) { |
2551 | ds_put_format(ds, "\t%s: %s\n", node->key, node->value); | |
e8fe3026 EJ |
2552 | } |
2553 | ||
2554 | error = netdev_get_queue_stats(iface->netdev, queue_id, &stats); | |
2555 | if (!error) { | |
2556 | if (stats.tx_packets != UINT64_MAX) { | |
2557 | ds_put_format(ds, "\ttx_packets: %"PRIu64"\n", stats.tx_packets); | |
2558 | } | |
2559 | ||
2560 | if (stats.tx_bytes != UINT64_MAX) { | |
2561 | ds_put_format(ds, "\ttx_bytes: %"PRIu64"\n", stats.tx_bytes); | |
2562 | } | |
2563 | ||
2564 | if (stats.tx_errors != UINT64_MAX) { | |
2565 | ds_put_format(ds, "\ttx_errors: %"PRIu64"\n", stats.tx_errors); | |
2566 | } | |
2567 | } else { | |
2568 | ds_put_format(ds, "\tFailed to get statistics for queue %u: %s", | |
10a89ef0 | 2569 | queue_id, ovs_strerror(error)); |
e8fe3026 EJ |
2570 | } |
2571 | } | |
2572 | ||
2573 | static void | |
0e15264f BP |
2574 | qos_unixctl_show(struct unixctl_conn *conn, int argc OVS_UNUSED, |
2575 | const char *argv[], void *aux OVS_UNUSED) | |
e8fe3026 EJ |
2576 | { |
2577 | struct ds ds = DS_EMPTY_INITIALIZER; | |
79f1cbe9 | 2578 | struct smap smap = SMAP_INITIALIZER(&smap); |
e8fe3026 EJ |
2579 | struct iface *iface; |
2580 | const char *type; | |
79f1cbe9 | 2581 | struct smap_node *node; |
e8fe3026 EJ |
2582 | struct qos_unixctl_show_cbdata data; |
2583 | int error; | |
2584 | ||
0e15264f | 2585 | iface = iface_find(argv[1]); |
e8fe3026 | 2586 | if (!iface) { |
bde9f75d | 2587 | unixctl_command_reply_error(conn, "no such interface"); |
e8fe3026 EJ |
2588 | return; |
2589 | } | |
2590 | ||
79f1cbe9 | 2591 | netdev_get_qos(iface->netdev, &type, &smap); |
e8fe3026 EJ |
2592 | |
2593 | if (*type != '\0') { | |
2594 | ds_put_format(&ds, "QoS: %s %s\n", iface->name, type); | |
2595 | ||
79f1cbe9 EJ |
2596 | SMAP_FOR_EACH (node, &smap) { |
2597 | ds_put_format(&ds, "%s: %s\n", node->key, node->value); | |
e8fe3026 EJ |
2598 | } |
2599 | ||
2600 | data.ds = &ds; | |
2601 | data.iface = iface; | |
2602 | error = netdev_dump_queues(iface->netdev, qos_unixctl_show_cb, &data); | |
2603 | ||
2604 | if (error) { | |
10a89ef0 BP |
2605 | ds_put_format(&ds, "failed to dump queues: %s", |
2606 | ovs_strerror(error)); | |
e8fe3026 | 2607 | } |
bde9f75d | 2608 | unixctl_command_reply(conn, ds_cstr(&ds)); |
e8fe3026 EJ |
2609 | } else { |
2610 | ds_put_format(&ds, "QoS not configured on %s\n", iface->name); | |
bde9f75d | 2611 | unixctl_command_reply_error(conn, ds_cstr(&ds)); |
e8fe3026 EJ |
2612 | } |
2613 | ||
79f1cbe9 | 2614 | smap_destroy(&smap); |
e8fe3026 EJ |
2615 | ds_destroy(&ds); |
2616 | } | |
2617 | \f | |
064af421 | 2618 | /* Bridge reconfiguration functions. */ |
66da9bef | 2619 | static void |
1a6f1e2a | 2620 | bridge_create(const struct ovsrec_bridge *br_cfg) |
064af421 BP |
2621 | { |
2622 | struct bridge *br; | |
064af421 | 2623 | |
cb22974d | 2624 | ovs_assert(!bridge_lookup(br_cfg->name)); |
ec6fde61 | 2625 | br = xzalloc(sizeof *br); |
064af421 | 2626 | |
1a6f1e2a | 2627 | br->name = xstrdup(br_cfg->name); |
f79e673f | 2628 | br->type = xstrdup(ofproto_normalize_type(br_cfg->datapath_type)); |
1a6f1e2a | 2629 | br->cfg = br_cfg; |
e3f55cb8 BP |
2630 | |
2631 | /* Derive the default Ethernet address from the bridge's UUID. This should | |
2632 | * be unique and it will be stable between ovs-vswitchd runs. */ | |
2633 | memcpy(br->default_ea, &br_cfg->header_.uuid, ETH_ADDR_LEN); | |
2634 | eth_addr_mark_random(br->default_ea); | |
064af421 | 2635 | |
8052fb14 | 2636 | hmap_init(&br->ports); |
d9a8717a | 2637 | hmap_init(&br->ifaces); |
ebea37cc | 2638 | hmap_init(&br->iface_by_name); |
fa066f01 | 2639 | hmap_init(&br->mirrors); |
4a1ee6ae | 2640 | |
bae7208e EJ |
2641 | hmap_init(&br->if_cfg_todo); |
2642 | list_init(&br->ofpp_garbage); | |
2643 | ||
764072fd | 2644 | hmap_insert(&all_bridges, &br->node, hash_string(br->name, 0)); |
064af421 BP |
2645 | } |
2646 | ||
2647 | static void | |
2648 | bridge_destroy(struct bridge *br) | |
2649 | { | |
2650 | if (br) { | |
fa066f01 BP |
2651 | struct mirror *mirror, *next_mirror; |
2652 | struct port *port, *next_port; | |
bae7208e EJ |
2653 | struct if_cfg *if_cfg, *next_if_cfg; |
2654 | struct ofpp_garbage *garbage, *next_garbage; | |
064af421 | 2655 | |
fa066f01 | 2656 | HMAP_FOR_EACH_SAFE (port, next_port, hmap_node, &br->ports) { |
8052fb14 | 2657 | port_destroy(port); |
064af421 | 2658 | } |
fa066f01 BP |
2659 | HMAP_FOR_EACH_SAFE (mirror, next_mirror, hmap_node, &br->mirrors) { |
2660 | mirror_destroy(mirror); | |
f76e2dfc | 2661 | } |
bae7208e EJ |
2662 | HMAP_FOR_EACH_SAFE (if_cfg, next_if_cfg, hmap_node, &br->if_cfg_todo) { |
2663 | hmap_remove(&br->if_cfg_todo, &if_cfg->hmap_node); | |
2664 | free(if_cfg); | |
2665 | } | |
2666 | LIST_FOR_EACH_SAFE (garbage, next_garbage, list_node, | |
2667 | &br->ofpp_garbage) { | |
2668 | list_remove(&garbage->list_node); | |
2669 | free(garbage); | |
2670 | } | |
2671 | ||
764072fd | 2672 | hmap_remove(&all_bridges, &br->node); |
6d6ab93e | 2673 | ofproto_destroy(br->ofproto); |
d9a8717a | 2674 | hmap_destroy(&br->ifaces); |
8052fb14 | 2675 | hmap_destroy(&br->ports); |
ebea37cc | 2676 | hmap_destroy(&br->iface_by_name); |
fa066f01 | 2677 | hmap_destroy(&br->mirrors); |
bae7208e | 2678 | hmap_destroy(&br->if_cfg_todo); |
064af421 | 2679 | free(br->name); |
66da9bef | 2680 | free(br->type); |
064af421 BP |
2681 | free(br); |
2682 | } | |
2683 | } | |
2684 | ||
2685 | static struct bridge * | |
2686 | bridge_lookup(const char *name) | |
2687 | { | |
2688 | struct bridge *br; | |
2689 | ||
764072fd | 2690 | HMAP_FOR_EACH_WITH_HASH (br, node, hash_string(name, 0), &all_bridges) { |
064af421 BP |
2691 | if (!strcmp(br->name, name)) { |
2692 | return br; | |
2693 | } | |
2694 | } | |
2695 | return NULL; | |
2696 | } | |
2697 | ||
4f2cad2c JP |
2698 | /* Handle requests for a listing of all flows known by the OpenFlow |
2699 | * stack, including those normally hidden. */ | |
2700 | static void | |
0e15264f BP |
2701 | bridge_unixctl_dump_flows(struct unixctl_conn *conn, int argc OVS_UNUSED, |
2702 | const char *argv[], void *aux OVS_UNUSED) | |
4f2cad2c JP |
2703 | { |
2704 | struct bridge *br; | |
2705 | struct ds results; | |
d295e8e9 | 2706 | |
0e15264f | 2707 | br = bridge_lookup(argv[1]); |
4f2cad2c | 2708 | if (!br) { |
bde9f75d | 2709 | unixctl_command_reply_error(conn, "Unknown bridge"); |
4f2cad2c JP |
2710 | return; |
2711 | } | |
2712 | ||
2713 | ds_init(&results); | |
2714 | ofproto_get_all_flows(br->ofproto, &results); | |
2715 | ||
bde9f75d | 2716 | unixctl_command_reply(conn, ds_cstr(&results)); |
4f2cad2c JP |
2717 | ds_destroy(&results); |
2718 | } | |
2719 | ||
fa05809b BP |
2720 | /* "bridge/reconnect [BRIDGE]": makes BRIDGE drop all of its controller |
2721 | * connections and reconnect. If BRIDGE is not specified, then all bridges | |
2722 | * drop their controller connections and reconnect. */ | |
2723 | static void | |
0e15264f BP |
2724 | bridge_unixctl_reconnect(struct unixctl_conn *conn, int argc, |
2725 | const char *argv[], void *aux OVS_UNUSED) | |
fa05809b BP |
2726 | { |
2727 | struct bridge *br; | |
0e15264f BP |
2728 | if (argc > 1) { |
2729 | br = bridge_lookup(argv[1]); | |
fa05809b | 2730 | if (!br) { |
bde9f75d | 2731 | unixctl_command_reply_error(conn, "Unknown bridge"); |
fa05809b BP |
2732 | return; |
2733 | } | |
2734 | ofproto_reconnect_controllers(br->ofproto); | |
2735 | } else { | |
764072fd | 2736 | HMAP_FOR_EACH (br, node, &all_bridges) { |
fa05809b BP |
2737 | ofproto_reconnect_controllers(br->ofproto); |
2738 | } | |
2739 | } | |
bde9f75d | 2740 | unixctl_command_reply(conn, NULL); |
fa05809b BP |
2741 | } |
2742 | ||
76ce9432 | 2743 | static size_t |
1a048029 | 2744 | bridge_get_controllers(const struct bridge *br, |
76ce9432 | 2745 | struct ovsrec_controller ***controllersp) |
064af421 | 2746 | { |
76ce9432 BP |
2747 | struct ovsrec_controller **controllers; |
2748 | size_t n_controllers; | |
064af421 | 2749 | |
1a048029 JP |
2750 | controllers = br->cfg->controller; |
2751 | n_controllers = br->cfg->n_controller; | |
76343538 | 2752 | |
76ce9432 BP |
2753 | if (n_controllers == 1 && !strcmp(controllers[0]->target, "none")) { |
2754 | controllers = NULL; | |
2755 | n_controllers = 0; | |
064af421 | 2756 | } |
76343538 | 2757 | |
76ce9432 BP |
2758 | if (controllersp) { |
2759 | *controllersp = controllers; | |
2760 | } | |
2761 | return n_controllers; | |
064af421 BP |
2762 | } |
2763 | ||
bae7208e EJ |
2764 | static void |
2765 | bridge_queue_if_cfg(struct bridge *br, | |
2766 | const struct ovsrec_interface *cfg, | |
2767 | const struct ovsrec_port *parent) | |
2768 | { | |
2769 | struct if_cfg *if_cfg = xmalloc(sizeof *if_cfg); | |
2770 | ||
2771 | if_cfg->cfg = cfg; | |
2772 | if_cfg->parent = parent; | |
558e2cc5 | 2773 | if_cfg->ofport = iface_pick_ofport(cfg); |
bae7208e EJ |
2774 | hmap_insert(&br->if_cfg_todo, &if_cfg->hmap_node, |
2775 | hash_string(if_cfg->cfg->name, 0)); | |
2776 | } | |
2777 | ||
2778 | /* Deletes "struct port"s and "struct iface"s under 'br' which aren't | |
2779 | * consistent with 'br->cfg'. Updates 'br->if_cfg_queue' with interfaces which | |
2780 | * 'br' needs to complete its configuration. */ | |
064af421 | 2781 | static void |
52a90c29 BP |
2782 | bridge_add_del_ports(struct bridge *br, |
2783 | const unsigned long int *splinter_vlans) | |
064af421 | 2784 | { |
bae7208e | 2785 | struct shash_node *port_node; |
8052fb14 | 2786 | struct port *port, *next; |
8052fb14 | 2787 | struct shash new_ports; |
6ae39834 | 2788 | size_t i; |
064af421 | 2789 | |
cb22974d | 2790 | ovs_assert(hmap_is_empty(&br->if_cfg_todo)); |
bae7208e | 2791 | |
064af421 | 2792 | /* Collect new ports. */ |
76343538 BP |
2793 | shash_init(&new_ports); |
2794 | for (i = 0; i < br->cfg->n_ports; i++) { | |
2795 | const char *name = br->cfg->ports[i]->name; | |
2796 | if (!shash_add_once(&new_ports, name, br->cfg->ports[i])) { | |
2797 | VLOG_WARN("bridge %s: %s specified twice as bridge port", | |
2798 | br->name, name); | |
2799 | } | |
2800 | } | |
b5827b24 BP |
2801 | if (bridge_get_controllers(br, NULL) |
2802 | && !shash_find(&new_ports, br->name)) { | |
cfea354b BP |
2803 | VLOG_WARN("bridge %s: no port named %s, synthesizing one", |
2804 | br->name, br->name); | |
72865317 | 2805 | |
a699f614 EJ |
2806 | ovsrec_interface_init(&br->synth_local_iface); |
2807 | ovsrec_port_init(&br->synth_local_port); | |
2808 | ||
cfea354b BP |
2809 | br->synth_local_port.interfaces = &br->synth_local_ifacep; |
2810 | br->synth_local_port.n_interfaces = 1; | |
2811 | br->synth_local_port.name = br->name; | |
2812 | ||
2813 | br->synth_local_iface.name = br->name; | |
66da9bef | 2814 | br->synth_local_iface.type = "internal"; |
cfea354b BP |
2815 | |
2816 | br->synth_local_ifacep = &br->synth_local_iface; | |
2817 | ||
2818 | shash_add(&new_ports, br->name, &br->synth_local_port); | |
064af421 | 2819 | } |
064af421 | 2820 | |
52a90c29 BP |
2821 | if (splinter_vlans) { |
2822 | add_vlan_splinter_ports(br, splinter_vlans, &new_ports); | |
2823 | } | |
2824 | ||
4a1ee6ae | 2825 | /* Get rid of deleted ports. |
a70e4b2a | 2826 | * Get rid of deleted interfaces on ports that still exist. */ |
8052fb14 | 2827 | HMAP_FOR_EACH_SAFE (port, next, hmap_node, &br->ports) { |
66da9bef BP |
2828 | port->cfg = shash_find_data(&new_ports, port->name); |
2829 | if (!port->cfg) { | |
4a1ee6ae BP |
2830 | port_destroy(port); |
2831 | } else { | |
66da9bef | 2832 | port_del_ifaces(port); |
064af421 BP |
2833 | } |
2834 | } | |
4a1ee6ae | 2835 | |
b54441b3 BP |
2836 | /* Update iface->cfg and iface->type in interfaces that still exist. |
2837 | * Add new interfaces to creation queue. */ | |
bae7208e EJ |
2838 | SHASH_FOR_EACH (port_node, &new_ports) { |
2839 | const struct ovsrec_port *port = port_node->data; | |
2840 | size_t i; | |
2841 | ||
2842 | for (i = 0; i < port->n_interfaces; i++) { | |
2843 | const struct ovsrec_interface *cfg = port->interfaces[i]; | |
2844 | struct iface *iface = iface_lookup(br, cfg->name); | |
046f1f89 | 2845 | const char *type = iface_get_type(cfg, br->cfg); |
bae7208e EJ |
2846 | |
2847 | if (iface) { | |
2848 | iface->cfg = cfg; | |
046f1f89 | 2849 | iface->type = type; |
0faed346 EJ |
2850 | } else if (!strcmp(type, "null")) { |
2851 | VLOG_WARN_ONCE("%s: The null interface type is deprecated and" | |
2852 | " may be removed in February 2013. Please email" | |
2853 | " dev@openvswitch.org with concerns.", | |
2854 | cfg->name); | |
2855 | } else { | |
bae7208e EJ |
2856 | bridge_queue_if_cfg(br, cfg, port); |
2857 | } | |
ceb4559f | 2858 | } |
064af421 | 2859 | } |
bae7208e | 2860 | |
76343538 | 2861 | shash_destroy(&new_ports); |
064af421 BP |
2862 | } |
2863 | ||
7d674866 BP |
2864 | /* Initializes 'oc' appropriately as a management service controller for |
2865 | * 'br'. | |
2866 | * | |
2867 | * The caller must free oc->target when it is no longer needed. */ | |
2868 | static void | |
2869 | bridge_ofproto_controller_for_mgmt(const struct bridge *br, | |
2870 | struct ofproto_controller *oc) | |
2871 | { | |
b43c6fe2 | 2872 | oc->target = xasprintf("punix:%s/%s.mgmt", ovs_rundir(), br->name); |
7d674866 BP |
2873 | oc->max_backoff = 0; |
2874 | oc->probe_interval = 60; | |
2875 | oc->band = OFPROTO_OUT_OF_BAND; | |
7d674866 BP |
2876 | oc->rate_limit = 0; |
2877 | oc->burst_limit = 0; | |
9886b662 | 2878 | oc->enable_async_msgs = true; |
7d674866 BP |
2879 | } |
2880 | ||
2881 | /* Converts ovsrec_controller 'c' into an ofproto_controller in 'oc'. */ | |
2882 | static void | |
2883 | bridge_ofproto_controller_from_ovsrec(const struct ovsrec_controller *c, | |
2884 | struct ofproto_controller *oc) | |
2885 | { | |
a699f614 | 2886 | int dscp; |
f125905c | 2887 | |
7d674866 BP |
2888 | oc->target = c->target; |
2889 | oc->max_backoff = c->max_backoff ? *c->max_backoff / 1000 : 8; | |
2890 | oc->probe_interval = c->inactivity_probe ? *c->inactivity_probe / 1000 : 5; | |
2891 | oc->band = (!c->connection_mode || !strcmp(c->connection_mode, "in-band") | |
2892 | ? OFPROTO_IN_BAND : OFPROTO_OUT_OF_BAND); | |
7d674866 BP |
2893 | oc->rate_limit = c->controller_rate_limit ? *c->controller_rate_limit : 0; |
2894 | oc->burst_limit = (c->controller_burst_limit | |
2895 | ? *c->controller_burst_limit : 0); | |
9886b662 BP |
2896 | oc->enable_async_msgs = (!c->enable_async_messages |
2897 | || *c->enable_async_messages); | |
a699f614 EJ |
2898 | dscp = smap_get_int(&c->other_config, "dscp", DSCP_DEFAULT); |
2899 | if (dscp < 0 || dscp > 63) { | |
2900 | dscp = DSCP_DEFAULT; | |
f125905c | 2901 | } |
a699f614 | 2902 | oc->dscp = dscp; |
7d674866 BP |
2903 | } |
2904 | ||
2905 | /* Configures the IP stack for 'br''s local interface properly according to the | |
2906 | * configuration in 'c'. */ | |
2907 | static void | |
2908 | bridge_configure_local_iface_netdev(struct bridge *br, | |
2909 | struct ovsrec_controller *c) | |
2910 | { | |
2911 | struct netdev *netdev; | |
2912 | struct in_addr mask, gateway; | |
2913 | ||
2914 | struct iface *local_iface; | |
2915 | struct in_addr ip; | |
2916 | ||
7d674866 | 2917 | /* If there's no local interface or no IP address, give up. */ |
892815f5 | 2918 | local_iface = iface_from_ofp_port(br, OFPP_LOCAL); |
7d674866 BP |
2919 | if (!local_iface || !c->local_ip || !inet_aton(c->local_ip, &ip)) { |
2920 | return; | |
2921 | } | |
2922 | ||
2923 | /* Bring up the local interface. */ | |
2924 | netdev = local_iface->netdev; | |
4b609110 | 2925 | netdev_turn_flags_on(netdev, NETDEV_UP, NULL); |
7d674866 BP |
2926 | |
2927 | /* Configure the IP address and netmask. */ | |
2928 | if (!c->local_netmask | |
2929 | || !inet_aton(c->local_netmask, &mask) | |
2930 | || !mask.s_addr) { | |
2931 | mask.s_addr = guess_netmask(ip.s_addr); | |
2932 | } | |
2933 | if (!netdev_set_in4(netdev, ip, mask)) { | |
2934 | VLOG_INFO("bridge %s: configured IP address "IP_FMT", netmask "IP_FMT, | |
ed36537e | 2935 | br->name, IP_ARGS(ip.s_addr), IP_ARGS(mask.s_addr)); |
7d674866 BP |
2936 | } |
2937 | ||
2938 | /* Configure the default gateway. */ | |
2939 | if (c->local_gateway | |
2940 | && inet_aton(c->local_gateway, &gateway) | |
2941 | && gateway.s_addr) { | |
2942 | if (!netdev_add_router(netdev, gateway)) { | |
2943 | VLOG_INFO("bridge %s: configured gateway "IP_FMT, | |
ed36537e | 2944 | br->name, IP_ARGS(gateway.s_addr)); |
7d674866 BP |
2945 | } |
2946 | } | |
2947 | } | |
2948 | ||
cb4ef1ea BP |
2949 | /* Returns true if 'a' and 'b' are the same except that any number of slashes |
2950 | * in either string are treated as equal to any number of slashes in the other, | |
329e3462 PR |
2951 | * e.g. "x///y" is equal to "x/y". |
2952 | * | |
2953 | * Also, if 'b_stoplen' bytes from 'b' are found to be equal to corresponding | |
2954 | * bytes from 'a', the function considers this success. Specify 'b_stoplen' as | |
2955 | * SIZE_MAX to compare all of 'a' to all of 'b' rather than just a prefix of | |
2956 | * 'b' against a prefix of 'a'. | |
2957 | */ | |
cb4ef1ea | 2958 | static bool |
329e3462 | 2959 | equal_pathnames(const char *a, const char *b, size_t b_stoplen) |
cb4ef1ea | 2960 | { |
329e3462 | 2961 | const char *b_start = b; |
4a1d4e86 BP |
2962 | for (;;) { |
2963 | if (b - b_start >= b_stoplen) { | |
2964 | return true; | |
2965 | } else if (*a != *b) { | |
2966 | return false; | |
2967 | } else if (*a == '/') { | |
cb4ef1ea BP |
2968 | a += strspn(a, "/"); |
2969 | b += strspn(b, "/"); | |
2970 | } else if (*a == '\0') { | |
2971 | return true; | |
2972 | } else { | |
2973 | a++; | |
2974 | b++; | |
2975 | } | |
2976 | } | |
cb4ef1ea BP |
2977 | } |
2978 | ||
064af421 | 2979 | static void |
fa066f01 BP |
2980 | bridge_configure_remotes(struct bridge *br, |
2981 | const struct sockaddr_in *managers, size_t n_managers) | |
064af421 | 2982 | { |
a699f614 | 2983 | bool disable_in_band; |
b1da6250 | 2984 | |
76ce9432 BP |
2985 | struct ovsrec_controller **controllers; |
2986 | size_t n_controllers; | |
7d674866 | 2987 | |
66da9bef | 2988 | enum ofproto_fail_mode fail_mode; |
7d674866 BP |
2989 | |
2990 | struct ofproto_controller *ocs; | |
2991 | size_t n_ocs; | |
2992 | size_t i; | |
064af421 | 2993 | |
8731b2b6 | 2994 | /* Check if we should disable in-band control on this bridge. */ |
a699f614 EJ |
2995 | disable_in_band = smap_get_bool(&br->cfg->other_config, "disable-in-band", |
2996 | false); | |
8731b2b6 | 2997 | |
b1da6250 | 2998 | /* Set OpenFlow queue ID for in-band control. */ |
a699f614 EJ |
2999 | ofproto_set_in_band_queue(br->ofproto, |
3000 | smap_get_int(&br->cfg->other_config, | |
3001 | "in-band-queue", -1)); | |
b1da6250 | 3002 | |
8731b2b6 JP |
3003 | if (disable_in_band) { |
3004 | ofproto_set_extra_in_band_remotes(br->ofproto, NULL, 0); | |
3005 | } else { | |
3006 | ofproto_set_extra_in_band_remotes(br->ofproto, managers, n_managers); | |
3007 | } | |
cd11000b | 3008 | |
1a048029 | 3009 | n_controllers = bridge_get_controllers(br, &controllers); |
064af421 | 3010 | |
7d674866 BP |
3011 | ocs = xmalloc((n_controllers + 1) * sizeof *ocs); |
3012 | n_ocs = 0; | |
064af421 | 3013 | |
7d674866 BP |
3014 | bridge_ofproto_controller_for_mgmt(br, &ocs[n_ocs++]); |
3015 | for (i = 0; i < n_controllers; i++) { | |
3016 | struct ovsrec_controller *c = controllers[i]; | |
76ce9432 | 3017 | |
7d674866 BP |
3018 | if (!strncmp(c->target, "punix:", 6) |
3019 | || !strncmp(c->target, "unix:", 5)) { | |
3020 | static struct vlog_rate_limit rl = VLOG_RATE_LIMIT_INIT(1, 5); | |
cb4ef1ea BP |
3021 | char *whitelist; |
3022 | ||
329e3462 PR |
3023 | if (!strncmp(c->target, "unix:", 5)) { |
3024 | /* Connect to a listening socket */ | |
3025 | whitelist = xasprintf("unix:%s/", ovs_rundir()); | |
2c487bc8 PR |
3026 | if (strchr(c->target, '/') && |
3027 | !equal_pathnames(c->target, whitelist, | |
3028 | strlen(whitelist))) { | |
3029 | /* Absolute path specified, but not in ovs_rundir */ | |
329e3462 PR |
3030 | VLOG_ERR_RL(&rl, "bridge %s: Not connecting to socket " |
3031 | "controller \"%s\" due to possibility for " | |
3032 | "remote exploit. Instead, specify socket " | |
3033 | "in whitelisted \"%s\" or connect to " | |
3034 | "\"unix:%s/%s.mgmt\" (which is always " | |
3035 | "available without special configuration).", | |
3036 | br->name, c->target, whitelist, | |
cb4ef1ea | 3037 | ovs_rundir(), br->name); |
329e3462 PR |
3038 | free(whitelist); |
3039 | continue; | |
3040 | } | |
3041 | } else { | |
3042 | whitelist = xasprintf("punix:%s/%s.controller", | |
3043 | ovs_rundir(), br->name); | |
3044 | if (!equal_pathnames(c->target, whitelist, SIZE_MAX)) { | |
3045 | /* Prevent remote ovsdb-server users from accessing | |
3046 | * arbitrary Unix domain sockets and overwriting arbitrary | |
3047 | * local files. */ | |
3048 | VLOG_ERR_RL(&rl, "bridge %s: Not adding Unix domain socket " | |
3049 | "controller \"%s\" due to possibility of " | |
3050 | "overwriting local files. Instead, specify " | |
3051 | "whitelisted \"%s\" or connect to " | |
3052 | "\"unix:%s/%s.mgmt\" (which is always " | |
3053 | "available without special configuration).", | |
3054 | br->name, c->target, whitelist, | |
3055 | ovs_rundir(), br->name); | |
3056 | free(whitelist); | |
3057 | continue; | |
3058 | } | |
cb4ef1ea | 3059 | } |
4d6fb5eb | 3060 | |
cb4ef1ea | 3061 | free(whitelist); |
4d6fb5eb EJ |
3062 | } |
3063 | ||
7d674866 | 3064 | bridge_configure_local_iface_netdev(br, c); |
8731b2b6 JP |
3065 | bridge_ofproto_controller_from_ovsrec(c, &ocs[n_ocs]); |
3066 | if (disable_in_band) { | |
3067 | ocs[n_ocs].band = OFPROTO_OUT_OF_BAND; | |
f620b43a | 3068 | } |
8731b2b6 | 3069 | n_ocs++; |
be02e7c3 | 3070 | } |
be02e7c3 | 3071 | |
7beaa082 SH |
3072 | ofproto_set_controllers(br->ofproto, ocs, n_ocs, |
3073 | bridge_get_allowed_versions(br)); | |
7d674866 BP |
3074 | free(ocs[0].target); /* From bridge_ofproto_controller_for_mgmt(). */ |
3075 | free(ocs); | |
66da9bef BP |
3076 | |
3077 | /* Set the fail-mode. */ | |
3078 | fail_mode = !br->cfg->fail_mode | |
3079 | || !strcmp(br->cfg->fail_mode, "standalone") | |
3080 | ? OFPROTO_FAIL_STANDALONE | |
3081 | : OFPROTO_FAIL_SECURE; | |
3082 | ofproto_set_fail_mode(br->ofproto, fail_mode); | |
3083 | ||
3084 | /* Configure OpenFlow controller connection snooping. */ | |
3085 | if (!ofproto_has_snoops(br->ofproto)) { | |
3086 | struct sset snoops; | |
5827ce14 | 3087 | |
66da9bef BP |
3088 | sset_init(&snoops); |
3089 | sset_add_and_free(&snoops, xasprintf("punix:%s/%s.snoop", | |
3090 | ovs_rundir(), br->name)); | |
3091 | ofproto_set_snoops(br->ofproto, &snoops); | |
3092 | sset_destroy(&snoops); | |
064af421 BP |
3093 | } |
3094 | } | |
254750ce BP |
3095 | |
3096 | static void | |
3097 | bridge_configure_tables(struct bridge *br) | |
3098 | { | |
3099 | static struct vlog_rate_limit rl = VLOG_RATE_LIMIT_INIT(1, 5); | |
3100 | int n_tables; | |
3101 | int i, j; | |
3102 | ||
3103 | n_tables = ofproto_get_n_tables(br->ofproto); | |
3104 | j = 0; | |
3105 | for (i = 0; i < n_tables; i++) { | |
3106 | struct ofproto_table_settings s; | |
3107 | ||
3108 | s.name = NULL; | |
3109 | s.max_flows = UINT_MAX; | |
3110 | s.groups = NULL; | |
3111 | s.n_groups = 0; | |
3112 | ||
3113 | if (j < br->cfg->n_flow_tables && i == br->cfg->key_flow_tables[j]) { | |
3114 | struct ovsrec_flow_table *cfg = br->cfg->value_flow_tables[j++]; | |
3115 | ||
3116 | s.name = cfg->name; | |
3117 | if (cfg->n_flow_limit && *cfg->flow_limit < UINT_MAX) { | |
3118 | s.max_flows = *cfg->flow_limit; | |
3119 | } | |
3120 | if (cfg->overflow_policy | |
3121 | && !strcmp(cfg->overflow_policy, "evict")) { | |
3122 | size_t k; | |
3123 | ||
3124 | s.groups = xmalloc(cfg->n_groups * sizeof *s.groups); | |
3125 | for (k = 0; k < cfg->n_groups; k++) { | |
3126 | const char *string = cfg->groups[k]; | |
3127 | char *msg; | |
3128 | ||
3129 | msg = mf_parse_subfield__(&s.groups[k], &string); | |
3130 | if (msg) { | |
3131 | VLOG_WARN_RL(&rl, "bridge %s table %d: error parsing " | |
3132 | "'groups' (%s)", br->name, i, msg); | |
3133 | free(msg); | |
3134 | } else if (*string) { | |
3135 | VLOG_WARN_RL(&rl, "bridge %s table %d: 'groups' " | |
3136 | "element '%s' contains trailing garbage", | |
3137 | br->name, i, cfg->groups[k]); | |
3138 | } else { | |
3139 | s.n_groups++; | |
3140 | } | |
3141 | } | |
3142 | } | |
3143 | } | |
3144 | ||
3145 | ofproto_configure_table(br->ofproto, i, &s); | |
3146 | ||
3147 | free(s.groups); | |
3148 | } | |
3149 | for (; j < br->cfg->n_flow_tables; j++) { | |
3150 | VLOG_WARN_RL(&rl, "bridge %s: ignoring configuration for flow table " | |
3151 | "%"PRId64" not supported by this datapath", br->name, | |
3152 | br->cfg->key_flow_tables[j]); | |
3153 | } | |
3154 | } | |
8b6ff729 BP |
3155 | |
3156 | static void | |
3157 | bridge_configure_dp_desc(struct bridge *br) | |
3158 | { | |
3159 | ofproto_set_dp_desc(br->ofproto, | |
3160 | smap_get(&br->cfg->other_config, "dp-desc")); | |
3161 | } | |
064af421 | 3162 | \f |
fa066f01 | 3163 | /* Port functions. */ |
064af421 | 3164 | |
f620b43a | 3165 | static struct port * |
fa066f01 | 3166 | port_create(struct bridge *br, const struct ovsrec_port *cfg) |
064af421 | 3167 | { |
f620b43a BP |
3168 | struct port *port; |
3169 | ||
3170 | port = xzalloc(sizeof *port); | |
3171 | port->bridge = br; | |
fa066f01 BP |
3172 | port->name = xstrdup(cfg->name); |
3173 | port->cfg = cfg; | |
f620b43a BP |
3174 | list_init(&port->ifaces); |
3175 | ||
3176 | hmap_insert(&br->ports, &port->hmap_node, hash_string(port->name, 0)); | |
f620b43a | 3177 | return port; |
064af421 BP |
3178 | } |
3179 | ||
fa066f01 | 3180 | /* Deletes interfaces from 'port' that are no longer configured for it. */ |
064af421 | 3181 | static void |
fa066f01 | 3182 | port_del_ifaces(struct port *port) |
064af421 | 3183 | { |
f620b43a BP |
3184 | struct iface *iface, *next; |
3185 | struct sset new_ifaces; | |
3186 | size_t i; | |
064af421 | 3187 | |
f620b43a BP |
3188 | /* Collect list of new interfaces. */ |
3189 | sset_init(&new_ifaces); | |
fa066f01 BP |
3190 | for (i = 0; i < port->cfg->n_interfaces; i++) { |
3191 | const char *name = port->cfg->interfaces[i]->name; | |
93f331d3 | 3192 | const char *type = port->cfg->interfaces[i]->type; |
00794817 BP |
3193 | if (strcmp(type, "null")) { |
3194 | sset_add(&new_ifaces, name); | |
3195 | } | |
f620b43a | 3196 | } |
064af421 | 3197 | |
f620b43a BP |
3198 | /* Get rid of deleted interfaces. */ |
3199 | LIST_FOR_EACH_SAFE (iface, next, port_elem, &port->ifaces) { | |
3200 | if (!sset_contains(&new_ifaces, iface->name)) { | |
3201 | iface_destroy(iface); | |
064af421 | 3202 | } |
064af421 | 3203 | } |
f620b43a BP |
3204 | |
3205 | sset_destroy(&new_ifaces); | |
064af421 BP |
3206 | } |
3207 | ||
064af421 BP |
3208 | static void |
3209 | port_destroy(struct port *port) | |
3210 | { | |
3211 | if (port) { | |
3212 | struct bridge *br = port->bridge; | |
83db7968 | 3213 | struct iface *iface, *next; |
064af421 | 3214 | |
fa066f01 BP |
3215 | if (br->ofproto) { |
3216 | ofproto_bundle_unregister(br->ofproto, port); | |
064af421 BP |
3217 | } |
3218 | ||
83db7968 BP |
3219 | LIST_FOR_EACH_SAFE (iface, next, port_elem, &port->ifaces) { |
3220 | iface_destroy(iface); | |
064af421 BP |
3221 | } |
3222 | ||
8052fb14 | 3223 | hmap_remove(&br->ports, &port->hmap_node); |
064af421 BP |
3224 | free(port->name); |
3225 | free(port); | |
064af421 BP |
3226 | } |
3227 | } | |
3228 | ||
064af421 BP |
3229 | static struct port * |
3230 | port_lookup(const struct bridge *br, const char *name) | |
3231 | { | |
8052fb14 BP |
3232 | struct port *port; |
3233 | ||
3234 | HMAP_FOR_EACH_WITH_HASH (port, hmap_node, hash_string(name, 0), | |
3235 | &br->ports) { | |
3236 | if (!strcmp(port->name, name)) { | |
3237 | return port; | |
3238 | } | |
3239 | } | |
3240 | return NULL; | |
064af421 BP |
3241 | } |
3242 | ||
7a673515 BP |
3243 | static bool |
3244 | enable_lacp(struct port *port, bool *activep) | |
3245 | { | |
3246 | if (!port->cfg->lacp) { | |
3247 | /* XXX when LACP implementation has been sufficiently tested, enable by | |
3248 | * default and make active on bonded ports. */ | |
3249 | return false; | |
3250 | } else if (!strcmp(port->cfg->lacp, "off")) { | |
3251 | return false; | |
3252 | } else if (!strcmp(port->cfg->lacp, "active")) { | |
3253 | *activep = true; | |
3254 | return true; | |
3255 | } else if (!strcmp(port->cfg->lacp, "passive")) { | |
3256 | *activep = false; | |
3257 | return true; | |
3258 | } else { | |
3259 | VLOG_WARN("port %s: unknown LACP mode %s", | |
3260 | port->name, port->cfg->lacp); | |
3261 | return false; | |
3262 | } | |
3263 | } | |
3264 | ||
fa066f01 BP |
3265 | static struct lacp_settings * |
3266 | port_configure_lacp(struct port *port, struct lacp_settings *s) | |
5827ce14 | 3267 | { |
e567943d | 3268 | const char *lacp_time, *system_id; |
b5a25389 | 3269 | int priority; |
5827ce14 | 3270 | |
fa066f01 BP |
3271 | if (!enable_lacp(port, &s->active)) { |
3272 | return NULL; | |
abd4a95d EJ |
3273 | } |
3274 | ||
fa066f01 | 3275 | s->name = port->name; |
e567943d | 3276 | |
a699f614 | 3277 | system_id = smap_get(&port->cfg->other_config, "lacp-system-id"); |
a9bf011b EJ |
3278 | if (system_id) { |
3279 | if (sscanf(system_id, ETH_ADDR_SCAN_FMT, | |
3280 | ETH_ADDR_SCAN_ARGS(s->id)) != ETH_ADDR_SCAN_COUNT) { | |
3281 | VLOG_WARN("port %s: LACP system ID (%s) must be an Ethernet" | |
3282 | " address.", port->name, system_id); | |
3283 | return NULL; | |
3284 | } | |
3285 | } else { | |
e567943d EJ |
3286 | memcpy(s->id, port->bridge->ea, ETH_ADDR_LEN); |
3287 | } | |
b5a25389 | 3288 | |
69fdadb1 EJ |
3289 | if (eth_addr_is_zero(s->id)) { |
3290 | VLOG_WARN("port %s: Invalid zero LACP system ID.", port->name); | |
3291 | return NULL; | |
3292 | } | |
3293 | ||
b5a25389 | 3294 | /* Prefer bondable links if unspecified. */ |
a699f614 EJ |
3295 | priority = smap_get_int(&port->cfg->other_config, "lacp-system-priority", |
3296 | 0); | |
fa066f01 BP |
3297 | s->priority = (priority > 0 && priority <= UINT16_MAX |
3298 | ? priority | |
3299 | : UINT16_MAX - !list_is_short(&port->ifaces)); | |
b5a25389 | 3300 | |
a699f614 EJ |
3301 | lacp_time = smap_get(&port->cfg->other_config, "lacp-time"); |
3302 | s->fast = lacp_time && !strcasecmp(lacp_time, "fast"); | |
fa066f01 BP |
3303 | return s; |
3304 | } | |
5827ce14 | 3305 | |
fa066f01 BP |
3306 | static void |
3307 | iface_configure_lacp(struct iface *iface, struct lacp_slave_settings *s) | |
3308 | { | |
00794817 | 3309 | int priority, portid, key; |
5827ce14 | 3310 | |
a699f614 EJ |
3311 | portid = smap_get_int(&iface->cfg->other_config, "lacp-port-id", 0); |
3312 | priority = smap_get_int(&iface->cfg->other_config, "lacp-port-priority", | |
3313 | 0); | |
3314 | key = smap_get_int(&iface->cfg->other_config, "lacp-aggregation-key", 0); | |
fa066f01 BP |
3315 | |
3316 | if (portid <= 0 || portid > UINT16_MAX) { | |
4e022ec0 | 3317 | portid = ofp_to_u16(iface->ofp_port); |
5827ce14 EJ |
3318 | } |
3319 | ||
fa066f01 BP |
3320 | if (priority <= 0 || priority > UINT16_MAX) { |
3321 | priority = UINT16_MAX; | |
3322 | } | |
5827ce14 | 3323 | |
00794817 BP |
3324 | if (key < 0 || key > UINT16_MAX) { |
3325 | key = 0; | |
5827ce14 | 3326 | } |
00794817 | 3327 | |
fa066f01 | 3328 | s->name = iface->name; |
fa066f01 BP |
3329 | s->id = portid; |
3330 | s->priority = priority; | |
00794817 | 3331 | s->key = key; |
bb5bc6c0 BP |
3332 | } |
3333 | ||
c25c91fd | 3334 | static void |
df53d41c | 3335 | port_configure_bond(struct port *port, struct bond_settings *s) |
c25c91fd | 3336 | { |
f620b43a | 3337 | const char *detect_s; |
7a673515 | 3338 | struct iface *iface; |
1670c579 | 3339 | int miimon_interval; |
c25c91fd | 3340 | |
fa066f01 | 3341 | s->name = port->name; |
4df08875 | 3342 | s->balance = BM_AB; |
4c57c3bc EJ |
3343 | if (port->cfg->bond_mode) { |
3344 | if (!bond_mode_from_string(&s->balance, port->cfg->bond_mode)) { | |
3345 | VLOG_WARN("port %s: unknown bond_mode %s, defaulting to %s", | |
3346 | port->name, port->cfg->bond_mode, | |
3347 | bond_mode_to_string(s->balance)); | |
3348 | } | |
3349 | } else { | |
3350 | static struct vlog_rate_limit rl = VLOG_RATE_LIMIT_INIT(1, 1); | |
3351 | ||
4df08875 EJ |
3352 | /* XXX: Post version 1.5.*, the default bond_mode changed from SLB to |
3353 | * active-backup. At some point we should remove this warning. */ | |
4c57c3bc | 3354 | VLOG_WARN_RL(&rl, "port %s: Using the default bond_mode %s. Note that" |
4df08875 EJ |
3355 | " in previous versions, the default bond_mode was" |
3356 | " balance-slb", port->name, | |
4c57c3bc | 3357 | bond_mode_to_string(s->balance)); |
f620b43a | 3358 | } |
6c2d2a9f BP |
3359 | if (s->balance == BM_SLB && port->bridge->cfg->n_flood_vlans) { |
3360 | VLOG_WARN("port %s: SLB bonds are incompatible with flood_vlans, " | |
3361 | "please use another bond type or disable flood_vlans", | |
3362 | port->name); | |
3363 | } | |
bb5bc6c0 | 3364 | |
a699f614 EJ |
3365 | miimon_interval = smap_get_int(&port->cfg->other_config, |
3366 | "bond-miimon-interval", 0); | |
1670c579 EJ |
3367 | if (miimon_interval <= 0) { |
3368 | miimon_interval = 200; | |
f620b43a BP |
3369 | } |
3370 | ||
a699f614 EJ |
3371 | detect_s = smap_get(&port->cfg->other_config, "bond-detect-mode"); |
3372 | if (!detect_s || !strcmp(detect_s, "carrier")) { | |
1670c579 EJ |
3373 | miimon_interval = 0; |
3374 | } else if (strcmp(detect_s, "miimon")) { | |
3375 | VLOG_WARN("port %s: unsupported bond-detect-mode %s, " | |
3376 | "defaulting to carrier", port->name, detect_s); | |
3377 | miimon_interval = 0; | |
f620b43a BP |
3378 | } |
3379 | ||
fa066f01 BP |
3380 | s->up_delay = MAX(0, port->cfg->bond_updelay); |
3381 | s->down_delay = MAX(0, port->cfg->bond_downdelay); | |
a699f614 EJ |
3382 | s->basis = smap_get_int(&port->cfg->other_config, "bond-hash-basis", 0); |
3383 | s->rebalance_interval = smap_get_int(&port->cfg->other_config, | |
3384 | "bond-rebalance-interval", 10000); | |
bc1b010c | 3385 | if (s->rebalance_interval && s->rebalance_interval < 1000) { |
fa066f01 | 3386 | s->rebalance_interval = 1000; |
f620b43a BP |
3387 | } |
3388 | ||
fa066f01 | 3389 | s->fake_iface = port->cfg->bond_fake_iface; |
7a673515 | 3390 | |
7a673515 | 3391 | LIST_FOR_EACH (iface, port_elem, &port->ifaces) { |
1670c579 | 3392 | netdev_set_miimon_interval(iface->netdev, miimon_interval); |
064af421 BP |
3393 | } |
3394 | } | |
06b592bc EJ |
3395 | |
3396 | /* Returns true if 'port' is synthetic, that is, if we constructed it locally | |
3397 | * instead of obtaining it from the database. */ | |
3398 | static bool | |
3399 | port_is_synthetic(const struct port *port) | |
3400 | { | |
3401 | return ovsdb_idl_row_is_synthetic(&port->cfg->header_); | |
3402 | } | |
064af421 BP |
3403 | \f |
3404 | /* Interface functions. */ | |
3405 | ||
05ba03e0 JP |
3406 | static bool |
3407 | iface_is_internal(const struct ovsrec_interface *iface, | |
3408 | const struct ovsrec_bridge *br) | |
3409 | { | |
3410 | /* The local port and "internal" ports are always "internal". */ | |
3411 | return !strcmp(iface->type, "internal") || !strcmp(iface->name, br->name); | |
3412 | } | |
3413 | ||
b54441b3 BP |
3414 | /* Returns the correct network device type for interface 'iface' in bridge |
3415 | * 'br'. */ | |
3416 | static const char * | |
3417 | iface_get_type(const struct ovsrec_interface *iface, | |
3418 | const struct ovsrec_bridge *br) | |
3419 | { | |
b4f4b737 JP |
3420 | const char *type; |
3421 | ||
3422 | /* The local port always has type "internal". Other ports take | |
3423 | * their type from the database and default to "system" if none is | |
3424 | * specified. */ | |
05ba03e0 | 3425 | if (iface_is_internal(iface, br)) { |
b4f4b737 | 3426 | type = "internal"; |
acf60855 | 3427 | } else { |
b4f4b737 | 3428 | type = iface->type[0] ? iface->type : "system"; |
acf60855 | 3429 | } |
b4f4b737 JP |
3430 | |
3431 | return ofproto_port_open_type(br->datapath_type, type); | |
064af421 BP |
3432 | } |
3433 | ||
3434 | static void | |
3435 | iface_destroy(struct iface *iface) | |
3436 | { | |
3437 | if (iface) { | |
3438 | struct port *port = iface->port; | |
3439 | struct bridge *br = port->bridge; | |
c17f0d5e | 3440 | |
c60c33fb | 3441 | if (br->ofproto && iface->ofp_port != OFPP_NONE) { |
892815f5 | 3442 | ofproto_port_unregister(br->ofproto, iface->ofp_port); |
5827ce14 EJ |
3443 | } |
3444 | ||
c60c33fb | 3445 | if (iface->ofp_port != OFPP_NONE) { |
892815f5 | 3446 | hmap_remove(&br->ifaces, &iface->ofp_port_node); |
064af421 BP |
3447 | } |
3448 | ||
83db7968 | 3449 | list_remove(&iface->port_elem); |
ebea37cc | 3450 | hmap_remove(&br->iface_by_name, &iface->name_node); |
064af421 | 3451 | |
0c6aea3f | 3452 | netdev_close(iface->netdev); |
064af421 | 3453 | |
a740f0de JG |
3454 | free(iface->name); |
3455 | free(iface); | |
064af421 BP |
3456 | } |
3457 | } | |
3458 | ||
3459 | static struct iface * | |
3460 | iface_lookup(const struct bridge *br, const char *name) | |
3461 | { | |
ebea37cc BP |
3462 | struct iface *iface; |
3463 | ||
3464 | HMAP_FOR_EACH_WITH_HASH (iface, name_node, hash_string(name, 0), | |
3465 | &br->iface_by_name) { | |
3466 | if (!strcmp(iface->name, name)) { | |
3467 | return iface; | |
3468 | } | |
3469 | } | |
3470 | ||
3471 | return NULL; | |
064af421 BP |
3472 | } |
3473 | ||
e8fe3026 EJ |
3474 | static struct iface * |
3475 | iface_find(const char *name) | |
3476 | { | |
3477 | const struct bridge *br; | |
3478 | ||
764072fd | 3479 | HMAP_FOR_EACH (br, node, &all_bridges) { |
e8fe3026 EJ |
3480 | struct iface *iface = iface_lookup(br, name); |
3481 | ||
3482 | if (iface) { | |
3483 | return iface; | |
3484 | } | |
3485 | } | |
3486 | return NULL; | |
3487 | } | |
3488 | ||
bae7208e EJ |
3489 | static struct if_cfg * |
3490 | if_cfg_lookup(const struct bridge *br, const char *name) | |
3491 | { | |
3492 | struct if_cfg *if_cfg; | |
3493 | ||
3494 | HMAP_FOR_EACH_WITH_HASH (if_cfg, hmap_node, hash_string(name, 0), | |
3495 | &br->if_cfg_todo) { | |
3496 | if (!strcmp(if_cfg->cfg->name, name)) { | |
3497 | return if_cfg; | |
3498 | } | |
3499 | } | |
3500 | ||
3501 | return NULL; | |
3502 | } | |
3503 | ||
064af421 | 3504 | static struct iface * |
4e022ec0 | 3505 | iface_from_ofp_port(const struct bridge *br, ofp_port_t ofp_port) |
064af421 | 3506 | { |
d9a8717a BP |
3507 | struct iface *iface; |
3508 | ||
f9c0c3ec | 3509 | HMAP_FOR_EACH_IN_BUCKET (iface, ofp_port_node, hash_ofp_port(ofp_port), |
4e022ec0 | 3510 | &br->ifaces) { |
892815f5 | 3511 | if (iface->ofp_port == ofp_port) { |
d9a8717a BP |
3512 | return iface; |
3513 | } | |
3514 | } | |
3515 | return NULL; | |
064af421 | 3516 | } |
557d8e6c | 3517 | |
52df17e7 BP |
3518 | /* Set Ethernet address of 'iface', if one is specified in the configuration |
3519 | * file. */ | |
3520 | static void | |
3521 | iface_set_mac(struct iface *iface) | |
3522 | { | |
76343538 | 3523 | uint8_t ea[ETH_ADDR_LEN]; |
52df17e7 | 3524 | |
ede2fd6d BP |
3525 | if (!strcmp(iface->type, "internal") |
3526 | && iface->cfg->mac && eth_addr_from_string(iface->cfg->mac, ea)) { | |
892815f5 | 3527 | if (iface->ofp_port == OFPP_LOCAL) { |
ede2fd6d BP |
3528 | VLOG_ERR("interface %s: ignoring mac in Interface record " |
3529 | "(use Bridge record to set local port's mac)", | |
3530 | iface->name); | |
3531 | } else if (eth_addr_is_multicast(ea)) { | |
52df17e7 BP |
3532 | VLOG_ERR("interface %s: cannot set MAC to multicast address", |
3533 | iface->name); | |
52df17e7 | 3534 | } else { |
4d678233 | 3535 | int error = netdev_set_etheraddr(iface->netdev, ea); |
52df17e7 BP |
3536 | if (error) { |
3537 | VLOG_ERR("interface %s: setting MAC failed (%s)", | |
10a89ef0 | 3538 | iface->name, ovs_strerror(error)); |
52df17e7 BP |
3539 | } |
3540 | } | |
3541 | } | |
3542 | } | |
c1c9c9c4 | 3543 | |
bcd49a45 BP |
3544 | /* Sets the ofport column of 'if_cfg' to 'ofport'. */ |
3545 | static void | |
4e022ec0 | 3546 | iface_set_ofport(const struct ovsrec_interface *if_cfg, ofp_port_t ofport) |
bcd49a45 | 3547 | { |
c60c33fb | 3548 | int64_t port_; |
4e022ec0 | 3549 | port_ = (ofport == OFPP_NONE) ? -1 : ofp_to_u16(ofport); |
cfea354b | 3550 | if (if_cfg && !ovsdb_idl_row_is_synthetic(&if_cfg->header_)) { |
c60c33fb | 3551 | ovsrec_interface_set_ofport(if_cfg, &port_, 1); |
bcd49a45 BP |
3552 | } |
3553 | } | |
3554 | ||
3fc5a86a BP |
3555 | /* Clears all of the fields in 'if_cfg' that indicate interface status, and |
3556 | * sets the "ofport" field to -1. | |
3557 | * | |
3558 | * This is appropriate when 'if_cfg''s interface cannot be created or is | |
3559 | * otherwise invalid. */ | |
3560 | static void | |
3561 | iface_clear_db_record(const struct ovsrec_interface *if_cfg) | |
3562 | { | |
3563 | if (!ovsdb_idl_row_is_synthetic(&if_cfg->header_)) { | |
a699f614 | 3564 | ovsrec_interface_set_status(if_cfg, NULL); |
3fc5a86a BP |
3565 | ovsrec_interface_set_admin_state(if_cfg, NULL); |
3566 | ovsrec_interface_set_duplex(if_cfg, NULL); | |
3567 | ovsrec_interface_set_link_speed(if_cfg, NULL, 0); | |
3568 | ovsrec_interface_set_link_state(if_cfg, NULL); | |
df867eda | 3569 | ovsrec_interface_set_mac_in_use(if_cfg, NULL); |
3fc5a86a BP |
3570 | ovsrec_interface_set_mtu(if_cfg, NULL, 0); |
3571 | ovsrec_interface_set_cfm_fault(if_cfg, NULL, 0); | |
b9380396 | 3572 | ovsrec_interface_set_cfm_fault_status(if_cfg, NULL, 0); |
3fc5a86a BP |
3573 | ovsrec_interface_set_cfm_remote_mpids(if_cfg, NULL, 0); |
3574 | ovsrec_interface_set_lacp_current(if_cfg, NULL, 0); | |
3575 | ovsrec_interface_set_statistics(if_cfg, NULL, NULL, 0); | |
3576 | } | |
3577 | } | |
3578 | ||
c1c9c9c4 BP |
3579 | struct iface_delete_queues_cbdata { |
3580 | struct netdev *netdev; | |
44fca7f9 | 3581 | const struct ovsdb_datum *queues; |
c1c9c9c4 BP |
3582 | }; |
3583 | ||
3584 | static bool | |
44fca7f9 | 3585 | queue_ids_include(const struct ovsdb_datum *queues, int64_t target) |
c1c9c9c4 | 3586 | { |
44fca7f9 | 3587 | union ovsdb_atom atom; |
c1c9c9c4 | 3588 | |
44fca7f9 BP |
3589 | atom.integer = target; |
3590 | return ovsdb_datum_find_key(queues, &atom, OVSDB_TYPE_INTEGER) != UINT_MAX; | |
c1c9c9c4 BP |
3591 | } |
3592 | ||
3593 | static void | |
3594 | iface_delete_queues(unsigned int queue_id, | |
79f1cbe9 | 3595 | const struct smap *details OVS_UNUSED, void *cbdata_) |
c1c9c9c4 BP |
3596 | { |
3597 | struct iface_delete_queues_cbdata *cbdata = cbdata_; | |
3598 | ||
44fca7f9 | 3599 | if (!queue_ids_include(cbdata->queues, queue_id)) { |
c1c9c9c4 BP |
3600 | netdev_delete_queue(cbdata->netdev, queue_id); |
3601 | } | |
3602 | } | |
3603 | ||
3604 | static void | |
66da9bef | 3605 | iface_configure_qos(struct iface *iface, const struct ovsrec_qos *qos) |
c1c9c9c4 | 3606 | { |
8b36f51e EJ |
3607 | struct ofpbuf queues_buf; |
3608 | ||
3609 | ofpbuf_init(&queues_buf, 0); | |
3610 | ||
daa8bd2b | 3611 | if (!qos || qos->type[0] == '\0' || qos->n_queues < 1) { |
c1c9c9c4 BP |
3612 | netdev_set_qos(iface->netdev, NULL, NULL); |
3613 | } else { | |
3614 | struct iface_delete_queues_cbdata cbdata; | |
6a6e60bd | 3615 | bool queue_zero; |
c1c9c9c4 BP |
3616 | size_t i; |
3617 | ||
3618 | /* Configure top-level Qos for 'iface'. */ | |
a699f614 | 3619 | netdev_set_qos(iface->netdev, qos->type, &qos->other_config); |
c1c9c9c4 BP |
3620 | |
3621 | /* Deconfigure queues that were deleted. */ | |
3622 | cbdata.netdev = iface->netdev; | |
44fca7f9 BP |
3623 | cbdata.queues = ovsrec_qos_get_queues(qos, OVSDB_TYPE_INTEGER, |
3624 | OVSDB_TYPE_UUID); | |
c1c9c9c4 BP |
3625 | netdev_dump_queues(iface->netdev, iface_delete_queues, &cbdata); |
3626 | ||
3627 | /* Configure queues for 'iface'. */ | |
6a6e60bd | 3628 | queue_zero = false; |
c1c9c9c4 BP |
3629 | for (i = 0; i < qos->n_queues; i++) { |
3630 | const struct ovsrec_queue *queue = qos->value_queues[i]; | |
3631 | unsigned int queue_id = qos->key_queues[i]; | |
3632 | ||
6a6e60bd BP |
3633 | if (queue_id == 0) { |
3634 | queue_zero = true; | |
3635 | } | |
3636 | ||
8b36f51e EJ |
3637 | if (queue->n_dscp == 1) { |
3638 | struct ofproto_port_queue *port_queue; | |
3639 | ||
3640 | port_queue = ofpbuf_put_uninit(&queues_buf, | |
3641 | sizeof *port_queue); | |
3642 | port_queue->queue = queue_id; | |
3643 | port_queue->dscp = queue->dscp[0]; | |
3644 | } | |
3645 | ||
a699f614 | 3646 | netdev_set_queue(iface->netdev, queue_id, &queue->other_config); |
c1c9c9c4 | 3647 | } |
6a6e60bd | 3648 | if (!queue_zero) { |
a699f614 EJ |
3649 | struct smap details; |
3650 | ||
79f1cbe9 | 3651 | smap_init(&details); |
2c999774 | 3652 | netdev_set_queue(iface->netdev, 0, &details); |
79f1cbe9 | 3653 | smap_destroy(&details); |
6a6e60bd | 3654 | } |
c1c9c9c4 | 3655 | } |
fa066f01 | 3656 | |
c60c33fb | 3657 | if (iface->ofp_port != OFPP_NONE) { |
8b36f51e EJ |
3658 | const struct ofproto_port_queue *port_queues = queues_buf.data; |
3659 | size_t n_queues = queues_buf.size / sizeof *port_queues; | |
3660 | ||
3661 | ofproto_port_set_queues(iface->port->bridge->ofproto, iface->ofp_port, | |
3662 | port_queues, n_queues); | |
3663 | } | |
3664 | ||
fa066f01 BP |
3665 | netdev_set_policing(iface->netdev, |
3666 | iface->cfg->ingress_policing_rate, | |
3667 | iface->cfg->ingress_policing_burst); | |
8b36f51e EJ |
3668 | |
3669 | ofpbuf_uninit(&queues_buf); | |
c1c9c9c4 | 3670 | } |
b31bcf60 EJ |
3671 | |
3672 | static void | |
66da9bef | 3673 | iface_configure_cfm(struct iface *iface) |
b31bcf60 | 3674 | { |
93b8df38 | 3675 | const struct ovsrec_interface *cfg = iface->cfg; |
a699f614 | 3676 | const char *opstate_str; |
189cb9e4 | 3677 | const char *cfm_ccm_vlan; |
a5610457 | 3678 | struct cfm_settings s; |
b363bae4 | 3679 | struct smap netdev_args; |
b31bcf60 | 3680 | |
144216a3 | 3681 | if (!cfg->n_cfm_mpid) { |
892815f5 | 3682 | ofproto_port_clear_cfm(iface->port->bridge->ofproto, iface->ofp_port); |
b31bcf60 EJ |
3683 | return; |
3684 | } | |
3685 | ||
b363bae4 EJ |
3686 | s.check_tnl_key = false; |
3687 | smap_init(&netdev_args); | |
3688 | if (!netdev_get_config(iface->netdev, &netdev_args)) { | |
3689 | const char *key = smap_get(&netdev_args, "key"); | |
3690 | const char *in_key = smap_get(&netdev_args, "in_key"); | |
3691 | ||
3692 | s.check_tnl_key = (key && !strcmp(key, "flow")) | |
3693 | || (in_key && !strcmp(in_key, "flow")); | |
3694 | } | |
3695 | smap_destroy(&netdev_args); | |
3696 | ||
a5610457 | 3697 | s.mpid = *cfg->cfm_mpid; |
a699f614 EJ |
3698 | s.interval = smap_get_int(&iface->cfg->other_config, "cfm_interval", 0); |
3699 | cfm_ccm_vlan = smap_get(&iface->cfg->other_config, "cfm_ccm_vlan"); | |
3700 | s.ccm_pcp = smap_get_int(&iface->cfg->other_config, "cfm_ccm_pcp", 0); | |
3701 | ||
a5610457 EJ |
3702 | if (s.interval <= 0) { |
3703 | s.interval = 1000; | |
b31bcf60 | 3704 | } |
b31bcf60 | 3705 | |
a699f614 EJ |
3706 | if (!cfm_ccm_vlan) { |
3707 | s.ccm_vlan = 0; | |
3708 | } else if (!strcasecmp("random", cfm_ccm_vlan)) { | |
189cb9e4 EJ |
3709 | s.ccm_vlan = CFM_RANDOM_VLAN; |
3710 | } else { | |
3711 | s.ccm_vlan = atoi(cfm_ccm_vlan); | |
3712 | if (s.ccm_vlan == CFM_RANDOM_VLAN) { | |
3713 | s.ccm_vlan = 0; | |
3714 | } | |
3715 | } | |
3716 | ||
a699f614 EJ |
3717 | s.extended = smap_get_bool(&iface->cfg->other_config, "cfm_extended", |
3718 | false); | |
90967e95 | 3719 | s.demand = smap_get_bool(&iface->cfg->other_config, "cfm_demand", false); |
ef9819b5 | 3720 | |
a699f614 EJ |
3721 | opstate_str = smap_get(&iface->cfg->other_config, "cfm_opstate"); |
3722 | s.opup = !opstate_str || !strcasecmp("up", opstate_str); | |
86dc6501 | 3723 | |
a5610457 | 3724 | ofproto_port_set_cfm(iface->port->bridge->ofproto, iface->ofp_port, &s); |
b31bcf60 | 3725 | } |
0b8024eb | 3726 | |
cfea354b BP |
3727 | /* Returns true if 'iface' is synthetic, that is, if we constructed it locally |
3728 | * instead of obtaining it from the database. */ | |
3729 | static bool | |
3730 | iface_is_synthetic(const struct iface *iface) | |
3731 | { | |
3732 | return ovsdb_idl_row_is_synthetic(&iface->cfg->header_); | |
3733 | } | |
f125905c | 3734 | |
4e022ec0 | 3735 | static ofp_port_t |
558e2cc5 GS |
3736 | iface_pick_ofport(const struct ovsrec_interface *cfg) |
3737 | { | |
4e022ec0 AW |
3738 | ofp_port_t ofport = cfg->n_ofport ? u16_to_ofp(*cfg->ofport) |
3739 | : OFPP_NONE; | |
3740 | return cfg->n_ofport_request ? u16_to_ofp(*cfg->ofport_request) | |
3741 | : ofport; | |
558e2cc5 GS |
3742 | } |
3743 | ||
064af421 BP |
3744 | \f |
3745 | /* Port mirroring. */ | |
3746 | ||
dd0d105c BP |
3747 | static struct mirror * |
3748 | mirror_find_by_uuid(struct bridge *br, const struct uuid *uuid) | |
3749 | { | |
fa066f01 | 3750 | struct mirror *m; |
dd0d105c | 3751 | |
fa066f01 BP |
3752 | HMAP_FOR_EACH_IN_BUCKET (m, hmap_node, uuid_hash(uuid), &br->mirrors) { |
3753 | if (uuid_equals(uuid, &m->uuid)) { | |
dd0d105c BP |
3754 | return m; |
3755 | } | |
3756 | } | |
3757 | return NULL; | |
3758 | } | |
3759 | ||
064af421 | 3760 | static void |
fa066f01 | 3761 | bridge_configure_mirrors(struct bridge *br) |
064af421 | 3762 | { |
fa066f01 BP |
3763 | const struct ovsdb_datum *mc; |
3764 | unsigned long *flood_vlans; | |
3765 | struct mirror *m, *next; | |
3766 | size_t i; | |
064af421 | 3767 | |
dd0d105c | 3768 | /* Get rid of deleted mirrors. */ |
fa066f01 BP |
3769 | mc = ovsrec_bridge_get_mirrors(br->cfg, OVSDB_TYPE_UUID); |
3770 | HMAP_FOR_EACH_SAFE (m, next, hmap_node, &br->mirrors) { | |
3771 | union ovsdb_atom atom; | |
3772 | ||
3773 | atom.uuid = m->uuid; | |
3774 | if (ovsdb_datum_find_key(mc, &atom, OVSDB_TYPE_UUID) == UINT_MAX) { | |
3775 | mirror_destroy(m); | |
064af421 BP |
3776 | } |
3777 | } | |
3778 | ||
dd0d105c | 3779 | /* Add new mirrors and reconfigure existing ones. */ |
37e7f427 | 3780 | for (i = 0; i < br->cfg->n_mirrors; i++) { |
fa066f01 | 3781 | const struct ovsrec_mirror *cfg = br->cfg->mirrors[i]; |
dd0d105c | 3782 | struct mirror *m = mirror_find_by_uuid(br, &cfg->header_.uuid); |
fa066f01 BP |
3783 | if (!m) { |
3784 | m = mirror_create(br, cfg); | |
064af421 | 3785 | } |
9d24de3b JP |
3786 | m->cfg = cfg; |
3787 | if (!mirror_configure(m)) { | |
fa066f01 | 3788 | mirror_destroy(m); |
064af421 BP |
3789 | } |
3790 | } | |
f2d7fd66 | 3791 | |
8f30d09a | 3792 | /* Update flooded vlans (for RSPAN). */ |
fa066f01 BP |
3793 | flood_vlans = vlan_bitmap_from_array(br->cfg->flood_vlans, |
3794 | br->cfg->n_flood_vlans); | |
3795 | ofproto_set_flood_vlans(br->ofproto, flood_vlans); | |
3796 | bitmap_free(flood_vlans); | |
064af421 BP |
3797 | } |
3798 | ||
fa066f01 BP |
3799 | static struct mirror * |
3800 | mirror_create(struct bridge *br, const struct ovsrec_mirror *cfg) | |
064af421 BP |
3801 | { |
3802 | struct mirror *m; | |
064af421 | 3803 | |
fa066f01 | 3804 | m = xzalloc(sizeof *m); |
8bbc128e | 3805 | m->uuid = cfg->header_.uuid; |
fa066f01 | 3806 | hmap_insert(&br->mirrors, &m->hmap_node, uuid_hash(&m->uuid)); |
064af421 | 3807 | m->bridge = br; |
dd0d105c | 3808 | m->name = xstrdup(cfg->name); |
37e7f427 | 3809 | |
fa066f01 | 3810 | return m; |
064af421 BP |
3811 | } |
3812 | ||
3813 | static void | |
3814 | mirror_destroy(struct mirror *m) | |
3815 | { | |
3816 | if (m) { | |
3817 | struct bridge *br = m->bridge; | |
064af421 | 3818 | |
fa066f01 BP |
3819 | if (br->ofproto) { |
3820 | ofproto_mirror_unregister(br->ofproto, m); | |
064af421 BP |
3821 | } |
3822 | ||
fa066f01 | 3823 | hmap_remove(&br->mirrors, &m->hmap_node); |
786880a5 | 3824 | free(m->name); |
064af421 | 3825 | free(m); |
064af421 BP |
3826 | } |
3827 | } | |
3828 | ||
3829 | static void | |
fa066f01 BP |
3830 | mirror_collect_ports(struct mirror *m, |
3831 | struct ovsrec_port **in_ports, int n_in_ports, | |
3832 | void ***out_portsp, size_t *n_out_portsp) | |
064af421 | 3833 | { |
fa066f01 BP |
3834 | void **out_ports = xmalloc(n_in_ports * sizeof *out_ports); |
3835 | size_t n_out_ports = 0; | |
064af421 BP |
3836 | size_t i; |
3837 | ||
fa066f01 BP |
3838 | for (i = 0; i < n_in_ports; i++) { |
3839 | const char *name = in_ports[i]->name; | |
3840 | struct port *port = port_lookup(m->bridge, name); | |
3841 | if (port) { | |
3842 | out_ports[n_out_ports++] = port; | |
064af421 | 3843 | } else { |
37e7f427 BP |
3844 | VLOG_WARN("bridge %s: mirror %s cannot match on nonexistent " |
3845 | "port %s", m->bridge->name, m->name, name); | |
064af421 BP |
3846 | } |
3847 | } | |
fa066f01 BP |
3848 | *out_portsp = out_ports; |
3849 | *n_out_portsp = n_out_ports; | |
064af421 BP |
3850 | } |
3851 | ||
3852 | static bool | |
9d24de3b | 3853 | mirror_configure(struct mirror *m) |
064af421 | 3854 | { |
9d24de3b | 3855 | const struct ovsrec_mirror *cfg = m->cfg; |
fa066f01 | 3856 | struct ofproto_mirror_settings s; |
064af421 | 3857 | |
dd0d105c BP |
3858 | /* Set name. */ |
3859 | if (strcmp(cfg->name, m->name)) { | |
3860 | free(m->name); | |
3861 | m->name = xstrdup(cfg->name); | |
3862 | } | |
fa066f01 | 3863 | s.name = m->name; |
dd0d105c | 3864 | |
fa066f01 | 3865 | /* Get output port or VLAN. */ |
37e7f427 | 3866 | if (cfg->output_port) { |
fa066f01 | 3867 | s.out_bundle = port_lookup(m->bridge, cfg->output_port->name); |
abe529af | 3868 | if (!s.out_bundle) { |
37e7f427 BP |
3869 | VLOG_ERR("bridge %s: mirror %s outputs to port not on bridge", |
3870 | m->bridge->name, m->name); | |
fa066f01 | 3871 | return false; |
064af421 | 3872 | } |
fa066f01 | 3873 | s.out_vlan = UINT16_MAX; |
064af421 | 3874 | |
37e7f427 BP |
3875 | if (cfg->output_vlan) { |
3876 | VLOG_ERR("bridge %s: mirror %s specifies both output port and " | |
3877 | "output vlan; ignoring output vlan", | |
3878 | m->bridge->name, m->name); | |
064af421 | 3879 | } |
37e7f427 | 3880 | } else if (cfg->output_vlan) { |
fa066f01 BP |
3881 | /* The database should prevent invalid VLAN values. */ |
3882 | s.out_bundle = NULL; | |
3883 | s.out_vlan = *cfg->output_vlan; | |
064af421 | 3884 | } else { |
37e7f427 BP |
3885 | VLOG_ERR("bridge %s: mirror %s does not specify output; ignoring", |
3886 | m->bridge->name, m->name); | |
fa066f01 | 3887 | return false; |
064af421 BP |
3888 | } |
3889 | ||
fa066f01 | 3890 | /* Get port selection. */ |
939ff267 | 3891 | if (cfg->select_all) { |
fa066f01 BP |
3892 | size_t n_ports = hmap_count(&m->bridge->ports); |
3893 | void **ports = xmalloc(n_ports * sizeof *ports); | |
abe529af | 3894 | struct port *port; |
fa066f01 BP |
3895 | size_t i; |
3896 | ||
3897 | i = 0; | |
8052fb14 | 3898 | HMAP_FOR_EACH (port, hmap_node, &m->bridge->ports) { |
fa066f01 | 3899 | ports[i++] = port; |
939ff267 | 3900 | } |
fa066f01 BP |
3901 | |
3902 | s.srcs = ports; | |
3903 | s.n_srcs = n_ports; | |
3904 | ||
3905 | s.dsts = ports; | |
3906 | s.n_dsts = n_ports; | |
939ff267 | 3907 | } else { |
fa066f01 BP |
3908 | /* Get ports, dropping ports that don't exist. |
3909 | * The IDL ensures that there are no duplicates. */ | |
939ff267 | 3910 | mirror_collect_ports(m, cfg->select_src_port, cfg->n_select_src_port, |
fa066f01 | 3911 | &s.srcs, &s.n_srcs); |
939ff267 | 3912 | mirror_collect_ports(m, cfg->select_dst_port, cfg->n_select_dst_port, |
fa066f01 | 3913 | &s.dsts, &s.n_dsts); |
064af421 BP |
3914 | } |
3915 | ||
fa066f01 BP |
3916 | /* Get VLAN selection. */ |
3917 | s.src_vlans = vlan_bitmap_from_array(cfg->select_vlan, cfg->n_select_vlan); | |
3918 | ||
3919 | /* Configure. */ | |
3920 | ofproto_mirror_register(m->bridge->ofproto, m, &s); | |
3921 | ||
064af421 | 3922 | /* Clean up. */ |
fa066f01 BP |
3923 | if (s.srcs != s.dsts) { |
3924 | free(s.dsts); | |
3925 | } | |
3926 | free(s.srcs); | |
3927 | free(s.src_vlans); | |
3928 | ||
3929 | return true; | |
064af421 | 3930 | } |
52a90c29 BP |
3931 | \f |
3932 | /* Linux VLAN device support (e.g. "eth0.10" for VLAN 10.) | |
3933 | * | |
3934 | * This is deprecated. It is only for compatibility with broken device drivers | |
3935 | * in old versions of Linux that do not properly support VLANs when VLAN | |
3936 | * devices are not used. When broken device drivers are no longer in | |
3937 | * widespread use, we will delete these interfaces. */ | |
3938 | ||
37344ffa EJ |
3939 | static struct ovsrec_port **recs; |
3940 | static size_t n_recs, allocated_recs; | |
52a90c29 | 3941 | |
37344ffa EJ |
3942 | /* Adds 'rec' to a list of recs that have to be destroyed when the VLAN |
3943 | * splinters are reconfigured. */ | |
52a90c29 | 3944 | static void |
37344ffa | 3945 | register_rec(struct ovsrec_port *rec) |
52a90c29 | 3946 | { |
37344ffa EJ |
3947 | if (n_recs >= allocated_recs) { |
3948 | recs = x2nrealloc(recs, &allocated_recs, sizeof *recs); | |
52a90c29 | 3949 | } |
37344ffa | 3950 | recs[n_recs++] = rec; |
52a90c29 BP |
3951 | } |
3952 | ||
37344ffa | 3953 | /* Frees all of the ports registered with register_reg(). */ |
52a90c29 | 3954 | static void |
37344ffa | 3955 | free_registered_recs(void) |
52a90c29 BP |
3956 | { |
3957 | size_t i; | |
3958 | ||
37344ffa EJ |
3959 | for (i = 0; i < n_recs; i++) { |
3960 | struct ovsrec_port *port = recs[i]; | |
3961 | size_t j; | |
3962 | ||
3963 | for (j = 0; j < port->n_interfaces; j++) { | |
3964 | struct ovsrec_interface *iface = port->interfaces[j]; | |
3965 | free(iface->name); | |
3966 | free(iface); | |
3967 | } | |
3968 | ||
a699f614 | 3969 | smap_destroy(&port->other_config); |
37344ffa EJ |
3970 | free(port->interfaces); |
3971 | free(port->name); | |
3972 | free(port->tag); | |
37344ffa | 3973 | free(port); |
52a90c29 | 3974 | } |
37344ffa | 3975 | n_recs = 0; |
52a90c29 BP |
3976 | } |
3977 | ||
3978 | /* Returns true if VLAN splinters are enabled on 'iface_cfg', false | |
3979 | * otherwise. */ | |
3980 | static bool | |
3981 | vlan_splinters_is_enabled(const struct ovsrec_interface *iface_cfg) | |
3982 | { | |
a699f614 EJ |
3983 | return smap_get_bool(&iface_cfg->other_config, "enable-vlan-splinters", |
3984 | false); | |
52a90c29 BP |
3985 | } |
3986 | ||
3987 | /* Figures out the set of VLANs that are in use for the purpose of VLAN | |
3988 | * splinters. | |
3989 | * | |
3990 | * If VLAN splinters are enabled on at least one interface and any VLANs are in | |
3991 | * use, returns a 4096-bit bitmap with a 1-bit for each in-use VLAN (bits 0 and | |
3992 | * 4095 will not be set). The caller is responsible for freeing the bitmap, | |
3993 | * with free(). | |
3994 | * | |
3995 | * If VLANs splinters are not enabled on any interface or if no VLANs are in | |
3996 | * use, returns NULL. | |
3997 | * | |
3998 | * Updates 'vlan_splinters_enabled_anywhere'. */ | |
3999 | static unsigned long int * | |
4000 | collect_splinter_vlans(const struct ovsrec_open_vswitch *ovs_cfg) | |
4001 | { | |
4002 | unsigned long int *splinter_vlans; | |
4003 | struct sset splinter_ifaces; | |
4004 | const char *real_dev_name; | |
4005 | struct shash *real_devs; | |
4006 | struct shash_node *node; | |
4007 | struct bridge *br; | |
4008 | size_t i; | |
4009 | ||
7c70698f BP |
4010 | /* Free space allocated for synthesized ports and interfaces, since we're |
4011 | * in the process of reconstructing all of them. */ | |
37344ffa | 4012 | free_registered_recs(); |
7c70698f | 4013 | |
45c580a3 | 4014 | splinter_vlans = bitmap_allocate(4096); |
52a90c29 | 4015 | sset_init(&splinter_ifaces); |
45c580a3 | 4016 | vlan_splinters_enabled_anywhere = false; |
52a90c29 BP |
4017 | for (i = 0; i < ovs_cfg->n_bridges; i++) { |
4018 | struct ovsrec_bridge *br_cfg = ovs_cfg->bridges[i]; | |
4019 | size_t j; | |
4020 | ||
4021 | for (j = 0; j < br_cfg->n_ports; j++) { | |
4022 | struct ovsrec_port *port_cfg = br_cfg->ports[j]; | |
4023 | int k; | |
4024 | ||
4025 | for (k = 0; k < port_cfg->n_interfaces; k++) { | |
4026 | struct ovsrec_interface *iface_cfg = port_cfg->interfaces[k]; | |
4027 | ||
4028 | if (vlan_splinters_is_enabled(iface_cfg)) { | |
45c580a3 | 4029 | vlan_splinters_enabled_anywhere = true; |
52a90c29 | 4030 | sset_add(&splinter_ifaces, iface_cfg->name); |
52a90c29 BP |
4031 | vlan_bitmap_from_array__(port_cfg->trunks, |
4032 | port_cfg->n_trunks, | |
4033 | splinter_vlans); | |
4034 | } | |
4035 | } | |
45c580a3 BP |
4036 | |
4037 | if (port_cfg->tag && *port_cfg->tag > 0 && *port_cfg->tag < 4095) { | |
4038 | bitmap_set1(splinter_vlans, *port_cfg->tag); | |
4039 | } | |
52a90c29 BP |
4040 | } |
4041 | } | |
4042 | ||
45c580a3 BP |
4043 | if (!vlan_splinters_enabled_anywhere) { |
4044 | free(splinter_vlans); | |
52a90c29 BP |
4045 | sset_destroy(&splinter_ifaces); |
4046 | return NULL; | |
4047 | } | |
4048 | ||
4049 | HMAP_FOR_EACH (br, node, &all_bridges) { | |
4050 | if (br->ofproto) { | |
4051 | ofproto_get_vlan_usage(br->ofproto, splinter_vlans); | |
4052 | } | |
4053 | } | |
4054 | ||
4055 | /* Don't allow VLANs 0 or 4095 to be splintered. VLAN 0 should appear on | |
4056 | * the real device. VLAN 4095 is reserved and Linux doesn't allow a VLAN | |
4057 | * device to be created for it. */ | |
4058 | bitmap_set0(splinter_vlans, 0); | |
4059 | bitmap_set0(splinter_vlans, 4095); | |
4060 | ||
4061 | /* Delete all VLAN devices that we don't need. */ | |
4062 | vlandev_refresh(); | |
4063 | real_devs = vlandev_get_real_devs(); | |
4064 | SHASH_FOR_EACH (node, real_devs) { | |
4065 | const struct vlan_real_dev *real_dev = node->data; | |
4066 | const struct vlan_dev *vlan_dev; | |
4067 | bool real_dev_has_splinters; | |
4068 | ||
4069 | real_dev_has_splinters = sset_contains(&splinter_ifaces, | |
4070 | real_dev->name); | |
4071 | HMAP_FOR_EACH (vlan_dev, hmap_node, &real_dev->vlan_devs) { | |
4072 | if (!real_dev_has_splinters | |
4073 | || !bitmap_is_set(splinter_vlans, vlan_dev->vid)) { | |
4074 | struct netdev *netdev; | |
4075 | ||
4076 | if (!netdev_open(vlan_dev->name, "system", &netdev)) { | |
4077 | if (!netdev_get_in4(netdev, NULL, NULL) || | |
4078 | !netdev_get_in6(netdev, NULL)) { | |
4079 | vlandev_del(vlan_dev->name); | |
4080 | } else { | |
4081 | /* It has an IP address configured, so we don't own | |
4082 | * it. Don't delete it. */ | |
4083 | } | |
4084 | netdev_close(netdev); | |
4085 | } | |
4086 | } | |
4087 | ||
4088 | } | |
4089 | } | |
4090 | ||
4091 | /* Add all VLAN devices that we need. */ | |
4092 | SSET_FOR_EACH (real_dev_name, &splinter_ifaces) { | |
4093 | int vid; | |
4094 | ||
4095 | BITMAP_FOR_EACH_1 (vid, 4096, splinter_vlans) { | |
4096 | if (!vlandev_get_name(real_dev_name, vid)) { | |
4097 | vlandev_add(real_dev_name, vid); | |
4098 | } | |
4099 | } | |
4100 | } | |
4101 | ||
4102 | vlandev_refresh(); | |
4103 | ||
4104 | sset_destroy(&splinter_ifaces); | |
4105 | ||
4106 | if (bitmap_scan(splinter_vlans, 0, 4096) >= 4096) { | |
4107 | free(splinter_vlans); | |
4108 | return NULL; | |
4109 | } | |
4110 | return splinter_vlans; | |
4111 | } | |
4112 | ||
4113 | /* Pushes the configure of VLAN splinter port 'port' (e.g. eth0.9) down to | |
4114 | * ofproto. */ | |
4115 | static void | |
4116 | configure_splinter_port(struct port *port) | |
4117 | { | |
4118 | struct ofproto *ofproto = port->bridge->ofproto; | |
4e022ec0 | 4119 | ofp_port_t realdev_ofp_port; |
52a90c29 BP |
4120 | const char *realdev_name; |
4121 | struct iface *vlandev, *realdev; | |
4122 | ||
4123 | ofproto_bundle_unregister(port->bridge->ofproto, port); | |
4124 | ||
4125 | vlandev = CONTAINER_OF(list_front(&port->ifaces), struct iface, | |
4126 | port_elem); | |
4127 | ||
a699f614 | 4128 | realdev_name = smap_get(&port->cfg->other_config, "realdev"); |
52a90c29 BP |
4129 | realdev = iface_lookup(port->bridge, realdev_name); |
4130 | realdev_ofp_port = realdev ? realdev->ofp_port : 0; | |
4131 | ||
4132 | ofproto_port_set_realdev(ofproto, vlandev->ofp_port, realdev_ofp_port, | |
4133 | *port->cfg->tag); | |
4134 | } | |
4135 | ||
4136 | static struct ovsrec_port * | |
4137 | synthesize_splinter_port(const char *real_dev_name, | |
4138 | const char *vlan_dev_name, int vid) | |
4139 | { | |
4140 | struct ovsrec_interface *iface; | |
4141 | struct ovsrec_port *port; | |
4142 | ||
a699f614 EJ |
4143 | iface = xmalloc(sizeof *iface); |
4144 | ovsrec_interface_init(iface); | |
52a90c29 BP |
4145 | iface->name = xstrdup(vlan_dev_name); |
4146 | iface->type = "system"; | |
4147 | ||
a699f614 EJ |
4148 | port = xmalloc(sizeof *port); |
4149 | ovsrec_port_init(port); | |
52a90c29 BP |
4150 | port->interfaces = xmemdup(&iface, sizeof iface); |
4151 | port->n_interfaces = 1; | |
4152 | port->name = xstrdup(vlan_dev_name); | |
4153 | port->vlan_mode = "splinter"; | |
4154 | port->tag = xmalloc(sizeof *port->tag); | |
4155 | *port->tag = vid; | |
a699f614 EJ |
4156 | |
4157 | smap_add(&port->other_config, "realdev", real_dev_name); | |
52a90c29 | 4158 | |
37344ffa | 4159 | register_rec(port); |
52a90c29 BP |
4160 | return port; |
4161 | } | |
4162 | ||
4163 | /* For each interface with 'br' that has VLAN splinters enabled, adds a | |
4164 | * corresponding ovsrec_port to 'ports' for each splinter VLAN marked with a | |
4165 | * 1-bit in the 'splinter_vlans' bitmap. */ | |
4166 | static void | |
4167 | add_vlan_splinter_ports(struct bridge *br, | |
4168 | const unsigned long int *splinter_vlans, | |
4169 | struct shash *ports) | |
4170 | { | |
4171 | size_t i; | |
4172 | ||
52a90c29 BP |
4173 | /* We iterate through 'br->cfg->ports' instead of 'ports' here because |
4174 | * we're modifying 'ports'. */ | |
4175 | for (i = 0; i < br->cfg->n_ports; i++) { | |
4176 | const char *name = br->cfg->ports[i]->name; | |
4177 | struct ovsrec_port *port_cfg = shash_find_data(ports, name); | |
4178 | size_t j; | |
4179 | ||
4180 | for (j = 0; j < port_cfg->n_interfaces; j++) { | |
4181 | struct ovsrec_interface *iface_cfg = port_cfg->interfaces[j]; | |
4182 | ||
4183 | if (vlan_splinters_is_enabled(iface_cfg)) { | |
4184 | const char *real_dev_name; | |
4185 | uint16_t vid; | |
4186 | ||
4187 | real_dev_name = iface_cfg->name; | |
4188 | BITMAP_FOR_EACH_1 (vid, 4096, splinter_vlans) { | |
4189 | const char *vlan_dev_name; | |
4190 | ||
4191 | vlan_dev_name = vlandev_get_name(real_dev_name, vid); | |
4192 | if (vlan_dev_name | |
4193 | && !shash_find(ports, vlan_dev_name)) { | |
4194 | shash_add(ports, vlan_dev_name, | |
4195 | synthesize_splinter_port( | |
4196 | real_dev_name, vlan_dev_name, vid)); | |
4197 | } | |
4198 | } | |
4199 | } | |
4200 | } | |
4201 | } | |
4202 | } | |
9d24de3b JP |
4203 | |
4204 | static void | |
4205 | mirror_refresh_stats(struct mirror *m) | |
4206 | { | |
4207 | struct ofproto *ofproto = m->bridge->ofproto; | |
4208 | uint64_t tx_packets, tx_bytes; | |
4209 | char *keys[2]; | |
4210 | int64_t values[2]; | |
4211 | size_t stat_cnt = 0; | |
4212 | ||
4213 | if (ofproto_mirror_get_stats(ofproto, m, &tx_packets, &tx_bytes)) { | |
4214 | ovsrec_mirror_set_statistics(m->cfg, NULL, NULL, 0); | |
4215 | return; | |
4216 | } | |
4217 | ||
4218 | if (tx_packets != UINT64_MAX) { | |
4219 | keys[stat_cnt] = "tx_packets"; | |
4220 | values[stat_cnt] = tx_packets; | |
4221 | stat_cnt++; | |
4222 | } | |
4223 | if (tx_bytes != UINT64_MAX) { | |
4224 | keys[stat_cnt] = "tx_bytes"; | |
4225 | values[stat_cnt] = tx_bytes; | |
4226 | stat_cnt++; | |
4227 | } | |
4228 | ||
4229 | ovsrec_mirror_set_statistics(m->cfg, keys, values, stat_cnt); | |
4230 | } |