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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. */ | |
c60c33fb | 70 | uint16_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. */ | |
76 | uint16_t ofp_port; /* Port to be deleted. */ | |
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. */ |
c60c33fb AW |
89 | uint16_t ofp_port; /* OpenFlow port number, */ |
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 *); |
6f90b8f4 | 199 | static void bridge_configure_datapath_id(struct bridge *); |
084f5290 | 200 | static void bridge_configure_flow_eviction_threshold(struct bridge *); |
6f90b8f4 | 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 *); |
c60c33fb | 249 | static bool iface_create(struct bridge *, struct if_cfg *, uint16_t ofp_port); |
05ba03e0 JP |
250 | static bool iface_is_internal(const struct ovsrec_interface *iface, |
251 | const struct ovsrec_bridge *br); | |
b54441b3 BP |
252 | static const char *iface_get_type(const struct ovsrec_interface *, |
253 | const struct ovsrec_bridge *); | |
064af421 BP |
254 | static void iface_destroy(struct iface *); |
255 | static struct iface *iface_lookup(const struct bridge *, const char *name); | |
e8fe3026 | 256 | static struct iface *iface_find(const char *name); |
bae7208e | 257 | static struct if_cfg *if_cfg_lookup(const struct bridge *, const char *name); |
892815f5 BP |
258 | static struct iface *iface_from_ofp_port(const struct bridge *, |
259 | uint16_t ofp_port); | |
52df17e7 | 260 | static void iface_set_mac(struct iface *); |
c60c33fb | 261 | static void iface_set_ofport(const struct ovsrec_interface *, uint16_t ofport); |
3fc5a86a | 262 | static void iface_clear_db_record(const struct ovsrec_interface *if_cfg); |
66da9bef BP |
263 | static void iface_configure_qos(struct iface *, const struct ovsrec_qos *); |
264 | static void iface_configure_cfm(struct iface *); | |
8f3fe844 | 265 | static void iface_refresh_cfm_stats(struct iface *); |
1101a0b4 AE |
266 | static void iface_refresh_stats(struct iface *); |
267 | static void iface_refresh_status(struct iface *); | |
cfea354b | 268 | static bool iface_is_synthetic(const struct iface *); |
c60c33fb | 269 | static uint16_t iface_pick_ofport(const struct ovsrec_interface *); |
52a90c29 BP |
270 | |
271 | /* Linux VLAN device support (e.g. "eth0.10" for VLAN 10.) | |
272 | * | |
273 | * This is deprecated. It is only for compatibility with broken device drivers | |
274 | * in old versions of Linux that do not properly support VLANs when VLAN | |
275 | * devices are not used. When broken device drivers are no longer in | |
276 | * widespread use, we will delete these interfaces. */ | |
277 | ||
278 | /* True if VLAN splinters are enabled on any interface, false otherwise.*/ | |
279 | static bool vlan_splinters_enabled_anywhere; | |
280 | ||
281 | static bool vlan_splinters_is_enabled(const struct ovsrec_interface *); | |
282 | static unsigned long int *collect_splinter_vlans( | |
283 | const struct ovsrec_open_vswitch *); | |
284 | static void configure_splinter_port(struct port *); | |
285 | static void add_vlan_splinter_ports(struct bridge *, | |
286 | const unsigned long int *splinter_vlans, | |
287 | struct shash *ports); | |
b0408fca JP |
288 | |
289 | static void | |
290 | bridge_init_ofproto(const struct ovsrec_open_vswitch *cfg) | |
291 | { | |
292 | struct shash iface_hints; | |
293 | static bool initialized = false; | |
294 | int i; | |
295 | ||
296 | if (initialized) { | |
297 | return; | |
298 | } | |
299 | ||
300 | shash_init(&iface_hints); | |
301 | ||
b099cd5f EJ |
302 | if (cfg) { |
303 | for (i = 0; i < cfg->n_bridges; i++) { | |
304 | const struct ovsrec_bridge *br_cfg = cfg->bridges[i]; | |
305 | int j; | |
306 | ||
307 | for (j = 0; j < br_cfg->n_ports; j++) { | |
308 | struct ovsrec_port *port_cfg = br_cfg->ports[j]; | |
309 | int k; | |
310 | ||
311 | for (k = 0; k < port_cfg->n_interfaces; k++) { | |
312 | struct ovsrec_interface *if_cfg = port_cfg->interfaces[k]; | |
313 | struct iface_hint *iface_hint; | |
314 | ||
315 | iface_hint = xmalloc(sizeof *iface_hint); | |
316 | iface_hint->br_name = br_cfg->name; | |
317 | iface_hint->br_type = br_cfg->datapath_type; | |
558e2cc5 | 318 | iface_hint->ofp_port = iface_pick_ofport(if_cfg); |
b099cd5f EJ |
319 | |
320 | shash_add(&iface_hints, if_cfg->name, iface_hint); | |
321 | } | |
b0408fca JP |
322 | } |
323 | } | |
324 | } | |
325 | ||
326 | ofproto_init(&iface_hints); | |
327 | ||
328 | shash_destroy_free_data(&iface_hints); | |
329 | initialized = true; | |
330 | } | |
064af421 BP |
331 | \f |
332 | /* Public functions. */ | |
333 | ||
c5187f17 BP |
334 | /* Initializes the bridge module, configuring it to obtain its configuration |
335 | * from an OVSDB server accessed over 'remote', which should be a string in a | |
336 | * form acceptable to ovsdb_idl_create(). */ | |
064af421 | 337 | void |
c5187f17 BP |
338 | bridge_init(const char *remote) |
339 | { | |
340 | /* Create connection to database. */ | |
fba6bd1d | 341 | idl = ovsdb_idl_create(remote, &ovsrec_idl_class, true, true); |
854a94d9 | 342 | idl_seqno = ovsdb_idl_get_seqno(idl); |
06b6d651 | 343 | ovsdb_idl_set_lock(idl, "ovs_vswitchd"); |
8cdec725 | 344 | ovsdb_idl_verify_write_only(idl); |
c5187f17 | 345 | |
ef73f86c BP |
346 | ovsdb_idl_omit_alert(idl, &ovsrec_open_vswitch_col_cur_cfg); |
347 | ovsdb_idl_omit_alert(idl, &ovsrec_open_vswitch_col_statistics); | |
e85bbd75 | 348 | ovsdb_idl_omit(idl, &ovsrec_open_vswitch_col_external_ids); |
62f3aaed BP |
349 | ovsdb_idl_omit(idl, &ovsrec_open_vswitch_col_ovs_version); |
350 | ovsdb_idl_omit(idl, &ovsrec_open_vswitch_col_db_version); | |
351 | ovsdb_idl_omit(idl, &ovsrec_open_vswitch_col_system_type); | |
352 | ovsdb_idl_omit(idl, &ovsrec_open_vswitch_col_system_version); | |
e85bbd75 | 353 | |
62f3aaed | 354 | ovsdb_idl_omit_alert(idl, &ovsrec_bridge_col_datapath_id); |
21f7563c | 355 | ovsdb_idl_omit_alert(idl, &ovsrec_bridge_col_status); |
e85bbd75 BP |
356 | ovsdb_idl_omit(idl, &ovsrec_bridge_col_external_ids); |
357 | ||
21f7563c | 358 | ovsdb_idl_omit_alert(idl, &ovsrec_port_col_status); |
80740385 | 359 | ovsdb_idl_omit_alert(idl, &ovsrec_port_col_statistics); |
e85bbd75 BP |
360 | ovsdb_idl_omit(idl, &ovsrec_port_col_external_ids); |
361 | ovsdb_idl_omit(idl, &ovsrec_port_col_fake_bridge); | |
362 | ||
62f3aaed BP |
363 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_admin_state); |
364 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_duplex); | |
365 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_link_speed); | |
366 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_link_state); | |
65c3058c | 367 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_link_resets); |
df867eda | 368 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_mac_in_use); |
62f3aaed | 369 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_mtu); |
ef73f86c BP |
370 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_ofport); |
371 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_statistics); | |
62f3aaed | 372 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_status); |
b4117094 | 373 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_cfm_fault); |
b9380396 | 374 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_cfm_fault_status); |
1de11730 | 375 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_cfm_remote_mpids); |
3967a833 | 376 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_cfm_health); |
4104aaf1 | 377 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_cfm_remote_opstate); |
ccc09689 | 378 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_bfd_status); |
b4117094 | 379 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_lacp_current); |
e85bbd75 BP |
380 | ovsdb_idl_omit(idl, &ovsrec_interface_col_external_ids); |
381 | ||
62f3aaed BP |
382 | ovsdb_idl_omit_alert(idl, &ovsrec_controller_col_is_connected); |
383 | ovsdb_idl_omit_alert(idl, &ovsrec_controller_col_role); | |
384 | ovsdb_idl_omit_alert(idl, &ovsrec_controller_col_status); | |
385 | ovsdb_idl_omit(idl, &ovsrec_controller_col_external_ids); | |
386 | ||
62f3aaed BP |
387 | ovsdb_idl_omit(idl, &ovsrec_qos_col_external_ids); |
388 | ||
389 | ovsdb_idl_omit(idl, &ovsrec_queue_col_external_ids); | |
390 | ||
391 | ovsdb_idl_omit(idl, &ovsrec_mirror_col_external_ids); | |
9d24de3b | 392 | ovsdb_idl_omit_alert(idl, &ovsrec_mirror_col_statistics); |
62f3aaed BP |
393 | |
394 | ovsdb_idl_omit(idl, &ovsrec_netflow_col_external_ids); | |
62f3aaed | 395 | ovsdb_idl_omit(idl, &ovsrec_sflow_col_external_ids); |
29089a54 RL |
396 | ovsdb_idl_omit(idl, &ovsrec_ipfix_col_external_ids); |
397 | ovsdb_idl_omit(idl, &ovsrec_flow_sample_collector_set_col_external_ids); | |
62f3aaed BP |
398 | |
399 | ovsdb_idl_omit(idl, &ovsrec_manager_col_external_ids); | |
400 | ovsdb_idl_omit(idl, &ovsrec_manager_col_inactivity_probe); | |
401 | ovsdb_idl_omit(idl, &ovsrec_manager_col_is_connected); | |
402 | ovsdb_idl_omit(idl, &ovsrec_manager_col_max_backoff); | |
403 | ovsdb_idl_omit(idl, &ovsrec_manager_col_status); | |
404 | ||
405 | ovsdb_idl_omit(idl, &ovsrec_ssl_col_external_ids); | |
406 | ||
c5187f17 | 407 | /* Register unixctl commands. */ |
0e15264f BP |
408 | unixctl_command_register("qos/show", "interface", 1, 1, |
409 | qos_unixctl_show, NULL); | |
410 | unixctl_command_register("bridge/dump-flows", "bridge", 1, 1, | |
7ff2009a | 411 | bridge_unixctl_dump_flows, NULL); |
0e15264f | 412 | unixctl_command_register("bridge/reconnect", "[bridge]", 0, 1, |
7ff2009a | 413 | bridge_unixctl_reconnect, NULL); |
5827ce14 | 414 | lacp_init(); |
c5187f17 | 415 | bond_init(); |
9ac3fce4 | 416 | cfm_init(); |
fe4a02e4 | 417 | stp_init(); |
c5187f17 BP |
418 | } |
419 | ||
ee45ad81 BP |
420 | void |
421 | bridge_exit(void) | |
422 | { | |
423 | struct bridge *br, *next_br; | |
424 | ||
764072fd | 425 | HMAP_FOR_EACH_SAFE (br, next_br, node, &all_bridges) { |
ee45ad81 BP |
426 | bridge_destroy(br); |
427 | } | |
428 | ovsdb_idl_destroy(idl); | |
429 | } | |
430 | ||
cd11000b BP |
431 | /* Looks at the list of managers in 'ovs_cfg' and extracts their remote IP |
432 | * addresses and ports into '*managersp' and '*n_managersp'. The caller is | |
433 | * responsible for freeing '*managersp' (with free()). | |
434 | * | |
435 | * You may be asking yourself "why does ovs-vswitchd care?", because | |
436 | * ovsdb-server is responsible for connecting to the managers, and ovs-vswitchd | |
437 | * should not be and in fact is not directly involved in that. But | |
438 | * ovs-vswitchd needs to make sure that ovsdb-server can reach the managers, so | |
439 | * it has to tell in-band control where the managers are to enable that. | |
94db5407 | 440 | * (Thus, only managers connected in-band are collected.) |
cd11000b BP |
441 | */ |
442 | static void | |
94db5407 BP |
443 | collect_in_band_managers(const struct ovsrec_open_vswitch *ovs_cfg, |
444 | struct sockaddr_in **managersp, size_t *n_managersp) | |
cd11000b BP |
445 | { |
446 | struct sockaddr_in *managers = NULL; | |
447 | size_t n_managers = 0; | |
b3c01ed3 | 448 | struct sset targets; |
94db5407 BP |
449 | size_t i; |
450 | ||
289df16d AE |
451 | /* Collect all of the potential targets from the "targets" columns of the |
452 | * rows pointed to by "manager_options", excluding any that are | |
453 | * out-of-band. */ | |
b3c01ed3 | 454 | sset_init(&targets); |
94db5407 BP |
455 | for (i = 0; i < ovs_cfg->n_manager_options; i++) { |
456 | struct ovsrec_manager *m = ovs_cfg->manager_options[i]; | |
457 | ||
458 | if (m->connection_mode && !strcmp(m->connection_mode, "out-of-band")) { | |
b3c01ed3 | 459 | sset_find_and_delete(&targets, m->target); |
94db5407 | 460 | } else { |
b3c01ed3 | 461 | sset_add(&targets, m->target); |
94db5407 BP |
462 | } |
463 | } | |
cd11000b | 464 | |
94db5407 | 465 | /* Now extract the targets' IP addresses. */ |
b3c01ed3 BP |
466 | if (!sset_is_empty(&targets)) { |
467 | const char *target; | |
cd11000b | 468 | |
b3c01ed3 BP |
469 | managers = xmalloc(sset_count(&targets) * sizeof *managers); |
470 | SSET_FOR_EACH (target, &targets) { | |
94db5407 | 471 | struct sockaddr_in *sin = &managers[n_managers]; |
cd11000b | 472 | |
ac4c900d AA |
473 | if (stream_parse_target_with_default_ports(target, |
474 | JSONRPC_TCP_PORT, | |
475 | JSONRPC_SSL_PORT, | |
476 | sin)) { | |
cd11000b BP |
477 | n_managers++; |
478 | } | |
479 | } | |
480 | } | |
b3c01ed3 | 481 | sset_destroy(&targets); |
cd11000b BP |
482 | |
483 | *managersp = managers; | |
484 | *n_managersp = n_managers; | |
485 | } | |
486 | ||
c5187f17 | 487 | static void |
76343538 | 488 | bridge_reconfigure(const struct ovsrec_open_vswitch *ovs_cfg) |
064af421 | 489 | { |
52a90c29 | 490 | unsigned long int *splinter_vlans; |
bae7208e | 491 | struct bridge *br; |
064af421 BP |
492 | |
493 | COVERAGE_INC(bridge_reconfigure); | |
494 | ||
cb22974d | 495 | ovs_assert(!reconfiguring); |
bae7208e | 496 | reconfiguring = true; |
c7e7bb21 | 497 | |
bae7208e EJ |
498 | /* Destroy "struct bridge"s, "struct port"s, and "struct iface"s according |
499 | * to 'ovs_cfg' while update the "if_cfg_queue", with only very minimal | |
500 | * configuration otherwise. | |
66da9bef | 501 | * |
bae7208e EJ |
502 | * This is mostly an update to bridge data structures. Nothing is pushed |
503 | * down to ofproto or lower layers. */ | |
66da9bef | 504 | add_del_bridges(ovs_cfg); |
52a90c29 | 505 | splinter_vlans = collect_splinter_vlans(ovs_cfg); |
764072fd | 506 | HMAP_FOR_EACH (br, node, &all_bridges) { |
52a90c29 | 507 | bridge_add_del_ports(br, splinter_vlans); |
76343538 | 508 | } |
52a90c29 | 509 | free(splinter_vlans); |
064af421 | 510 | |
bae7208e EJ |
511 | /* Delete datapaths that are no longer configured, and create ones which |
512 | * don't exist but should. */ | |
513 | bridge_update_ofprotos(); | |
514 | ||
515 | /* Make sure each "struct iface" has a correct ofp_port in its ofproto. */ | |
764072fd | 516 | HMAP_FOR_EACH (br, node, &all_bridges) { |
bae7208e EJ |
517 | bridge_refresh_ofp_port(br); |
518 | } | |
519 | ||
520 | /* Clear database records for "if_cfg"s which haven't been instantiated. */ | |
521 | HMAP_FOR_EACH (br, node, &all_bridges) { | |
522 | struct if_cfg *if_cfg; | |
523 | ||
524 | HMAP_FOR_EACH (if_cfg, hmap_node, &br->if_cfg_todo) { | |
525 | iface_clear_db_record(if_cfg->cfg); | |
76343538 | 526 | } |
064af421 | 527 | } |
35a22d8c BP |
528 | |
529 | reconfigure_system_stats(ovs_cfg); | |
bae7208e | 530 | } |
064af421 | 531 | |
bae7208e EJ |
532 | static bool |
533 | bridge_reconfigure_ofp(void) | |
534 | { | |
535 | long long int deadline; | |
536 | struct bridge *br; | |
537 | ||
538 | time_refresh(); | |
539 | deadline = time_msec() + OFP_PORT_ACTION_WINDOW; | |
540 | ||
541 | /* The kernel will reject any attempt to add a given port to a datapath if | |
542 | * that port already belongs to a different datapath, so we must do all | |
543 | * port deletions before any port additions. */ | |
544 | HMAP_FOR_EACH (br, node, &all_bridges) { | |
545 | struct ofpp_garbage *garbage, *next; | |
546 | ||
547 | LIST_FOR_EACH_SAFE (garbage, next, list_node, &br->ofpp_garbage) { | |
6b803ddc EJ |
548 | /* It's a bit dangerous to call bridge_run_fast() here as ofproto's |
549 | * internal datastructures may not be consistent. Eventually, when | |
550 | * port additions and deletions are cheaper, these calls should be | |
551 | * removed. */ | |
552 | bridge_run_fast(); | |
bae7208e EJ |
553 | ofproto_port_del(br->ofproto, garbage->ofp_port); |
554 | list_remove(&garbage->list_node); | |
555 | free(garbage); | |
556 | ||
557 | time_refresh(); | |
558 | if (time_msec() >= deadline) { | |
559 | return false; | |
e56365a5 | 560 | } |
6b803ddc | 561 | bridge_run_fast(); |
064af421 BP |
562 | } |
563 | } | |
bae7208e | 564 | |
e8192d80 | 565 | HMAP_FOR_EACH (br, node, &all_bridges) { |
bae7208e EJ |
566 | struct if_cfg *if_cfg, *next; |
567 | ||
568 | HMAP_FOR_EACH_SAFE (if_cfg, next, hmap_node, &br->if_cfg_todo) { | |
c60c33fb | 569 | iface_create(br, if_cfg, OFPP_NONE); |
bae7208e EJ |
570 | time_refresh(); |
571 | if (time_msec() >= deadline) { | |
572 | return false; | |
573 | } | |
574 | } | |
064af421 | 575 | } |
064af421 | 576 | |
bae7208e EJ |
577 | return true; |
578 | } | |
579 | ||
580 | static bool | |
581 | bridge_reconfigure_continue(const struct ovsrec_open_vswitch *ovs_cfg) | |
582 | { | |
583 | struct sockaddr_in *managers; | |
584 | int sflow_bridge_number; | |
585 | size_t n_managers; | |
586 | struct bridge *br; | |
587 | bool done; | |
588 | ||
cb22974d | 589 | ovs_assert(reconfiguring); |
bae7208e EJ |
590 | done = bridge_reconfigure_ofp(); |
591 | ||
66da9bef BP |
592 | /* Complete the configuration. */ |
593 | sflow_bridge_number = 0; | |
594 | collect_in_band_managers(ovs_cfg, &managers, &n_managers); | |
764072fd | 595 | HMAP_FOR_EACH (br, node, &all_bridges) { |
8052fb14 | 596 | struct port *port; |
064af421 | 597 | |
f145afdc BP |
598 | /* We need the datapath ID early to allow LACP ports to use it as the |
599 | * default system ID. */ | |
600 | bridge_configure_datapath_id(br); | |
601 | ||
8052fb14 | 602 | HMAP_FOR_EACH (port, hmap_node, &br->ports) { |
83db7968 | 603 | struct iface *iface; |
52df17e7 | 604 | |
fa066f01 | 605 | port_configure(port); |
c1c9c9c4 | 606 | |
48e1b7fb | 607 | LIST_FOR_EACH (iface, port_elem, &port->ifaces) { |
66da9bef BP |
608 | iface_configure_cfm(iface); |
609 | iface_configure_qos(iface, port->cfg->qos); | |
7ae79235 | 610 | iface_set_mac(iface); |
ccc09689 EJ |
611 | ofproto_port_set_bfd(br->ofproto, iface->ofp_port, |
612 | &iface->cfg->bfd); | |
064af421 BP |
613 | } |
614 | } | |
fa066f01 | 615 | bridge_configure_mirrors(br); |
084f5290 | 616 | bridge_configure_flow_eviction_threshold(br); |
8402c74b | 617 | bridge_configure_forward_bpdu(br); |
c4069512 | 618 | bridge_configure_mac_table(br); |
fa066f01 | 619 | bridge_configure_remotes(br, managers, n_managers); |
66da9bef BP |
620 | bridge_configure_netflow(br); |
621 | bridge_configure_sflow(br, &sflow_bridge_number); | |
29089a54 | 622 | bridge_configure_ipfix(br); |
21f7563c | 623 | bridge_configure_stp(br); |
254750ce | 624 | bridge_configure_tables(br); |
8b6ff729 | 625 | bridge_configure_dp_desc(br); |
064af421 | 626 | } |
66da9bef | 627 | free(managers); |
064af421 | 628 | |
bae7208e | 629 | return done; |
66da9bef | 630 | } |
064af421 | 631 | |
bae7208e EJ |
632 | /* Delete ofprotos which aren't configured or have the wrong type. Create |
633 | * ofprotos which don't exist but need to. */ | |
66da9bef | 634 | static void |
bae7208e | 635 | bridge_update_ofprotos(void) |
66da9bef | 636 | { |
bae7208e | 637 | struct bridge *br, *next; |
f79e673f BP |
638 | struct sset names; |
639 | struct sset types; | |
66da9bef | 640 | const char *type; |
6c88d577 | 641 | |
bae7208e | 642 | /* Delete ofprotos with no bridge or with the wrong type. */ |
f79e673f BP |
643 | sset_init(&names); |
644 | sset_init(&types); | |
645 | ofproto_enumerate_types(&types); | |
646 | SSET_FOR_EACH (type, &types) { | |
66da9bef | 647 | const char *name; |
3a6ccc8c | 648 | |
f79e673f BP |
649 | ofproto_enumerate_names(type, &names); |
650 | SSET_FOR_EACH (name, &names) { | |
bae7208e | 651 | br = bridge_lookup(name); |
66da9bef | 652 | if (!br || strcmp(type, br->type)) { |
f79e673f | 653 | ofproto_delete(name, type); |
3a6ccc8c | 654 | } |
b31bcf60 EJ |
655 | } |
656 | } | |
f79e673f BP |
657 | sset_destroy(&names); |
658 | sset_destroy(&types); | |
76343538 | 659 | |
bae7208e EJ |
660 | /* Add ofprotos for bridges which don't have one yet. */ |
661 | HMAP_FOR_EACH_SAFE (br, next, node, &all_bridges) { | |
662 | struct bridge *br2; | |
663 | int error; | |
664 | ||
665 | if (br->ofproto) { | |
666 | continue; | |
667 | } | |
668 | ||
669 | /* Remove ports from any datapath with the same name as 'br'. If we | |
670 | * don't do this, creating 'br''s ofproto will fail because a port with | |
671 | * the same name as its local port already exists. */ | |
672 | HMAP_FOR_EACH (br2, node, &all_bridges) { | |
673 | struct ofproto_port ofproto_port; | |
674 | ||
675 | if (!br2->ofproto) { | |
676 | continue; | |
677 | } | |
678 | ||
679 | if (!ofproto_port_query_by_name(br2->ofproto, br->name, | |
680 | &ofproto_port)) { | |
681 | error = ofproto_port_del(br2->ofproto, ofproto_port.ofp_port); | |
682 | if (error) { | |
683 | VLOG_ERR("failed to delete port %s: %s", ofproto_port.name, | |
684 | strerror(error)); | |
685 | } | |
686 | ofproto_port_destroy(&ofproto_port); | |
687 | } | |
688 | } | |
689 | ||
690 | error = ofproto_create(br->name, br->type, &br->ofproto); | |
691 | if (error) { | |
692 | VLOG_ERR("failed to create bridge %s: %s", br->name, | |
693 | strerror(error)); | |
694 | bridge_destroy(br); | |
695 | } | |
66da9bef | 696 | } |
093e47f4 | 697 | } |
c3827f61 | 698 | |
fa066f01 BP |
699 | static void |
700 | port_configure(struct port *port) | |
701 | { | |
702 | const struct ovsrec_port *cfg = port->cfg; | |
703 | struct bond_settings bond_settings; | |
704 | struct lacp_settings lacp_settings; | |
705 | struct ofproto_bundle_settings s; | |
706 | struct iface *iface; | |
82057f51 | 707 | |
52a90c29 BP |
708 | if (cfg->vlan_mode && !strcmp(cfg->vlan_mode, "splinter")) { |
709 | configure_splinter_port(port); | |
710 | return; | |
711 | } | |
712 | ||
fa066f01 BP |
713 | /* Get name. */ |
714 | s.name = port->name; | |
3a6ccc8c | 715 | |
fa066f01 BP |
716 | /* Get slaves. */ |
717 | s.n_slaves = 0; | |
718 | s.slaves = xmalloc(list_size(&port->ifaces) * sizeof *s.slaves); | |
719 | LIST_FOR_EACH (iface, port_elem, &port->ifaces) { | |
892815f5 | 720 | s.slaves[s.n_slaves++] = iface->ofp_port; |
fa066f01 | 721 | } |
c3827f61 | 722 | |
fa066f01 BP |
723 | /* Get VLAN tag. */ |
724 | s.vlan = -1; | |
acaf1486 BP |
725 | if (cfg->tag && *cfg->tag >= 0 && *cfg->tag <= 4095) { |
726 | s.vlan = *cfg->tag; | |
fa066f01 | 727 | } |
b0ec0f27 | 728 | |
fa066f01 BP |
729 | /* Get VLAN trunks. */ |
730 | s.trunks = NULL; | |
ecac4ebf | 731 | if (cfg->n_trunks) { |
fa066f01 | 732 | s.trunks = vlan_bitmap_from_array(cfg->trunks, cfg->n_trunks); |
ecac4ebf BP |
733 | } |
734 | ||
735 | /* Get VLAN mode. */ | |
736 | if (cfg->vlan_mode) { | |
737 | if (!strcmp(cfg->vlan_mode, "access")) { | |
738 | s.vlan_mode = PORT_VLAN_ACCESS; | |
739 | } else if (!strcmp(cfg->vlan_mode, "trunk")) { | |
740 | s.vlan_mode = PORT_VLAN_TRUNK; | |
741 | } else if (!strcmp(cfg->vlan_mode, "native-tagged")) { | |
742 | s.vlan_mode = PORT_VLAN_NATIVE_TAGGED; | |
743 | } else if (!strcmp(cfg->vlan_mode, "native-untagged")) { | |
744 | s.vlan_mode = PORT_VLAN_NATIVE_UNTAGGED; | |
745 | } else { | |
746 | /* This "can't happen" because ovsdb-server should prevent it. */ | |
747 | VLOG_ERR("unknown VLAN mode %s", cfg->vlan_mode); | |
748 | s.vlan_mode = PORT_VLAN_TRUNK; | |
749 | } | |
750 | } else { | |
751 | if (s.vlan >= 0) { | |
752 | s.vlan_mode = PORT_VLAN_ACCESS; | |
753 | if (cfg->n_trunks) { | |
754 | VLOG_ERR("port %s: ignoring trunks in favor of implicit vlan", | |
755 | port->name); | |
756 | } | |
757 | } else { | |
758 | s.vlan_mode = PORT_VLAN_TRUNK; | |
759 | } | |
064af421 | 760 | } |
a699f614 EJ |
761 | s.use_priority_tags = smap_get_bool(&cfg->other_config, "priority-tags", |
762 | false); | |
064af421 | 763 | |
fa066f01 BP |
764 | /* Get LACP settings. */ |
765 | s.lacp = port_configure_lacp(port, &lacp_settings); | |
766 | if (s.lacp) { | |
767 | size_t i = 0; | |
064af421 | 768 | |
fa066f01 BP |
769 | s.lacp_slaves = xmalloc(s.n_slaves * sizeof *s.lacp_slaves); |
770 | LIST_FOR_EACH (iface, port_elem, &port->ifaces) { | |
771 | iface_configure_lacp(iface, &s.lacp_slaves[i++]); | |
064af421 | 772 | } |
fa066f01 BP |
773 | } else { |
774 | s.lacp_slaves = NULL; | |
775 | } | |
064af421 | 776 | |
fa066f01 BP |
777 | /* Get bond settings. */ |
778 | if (s.n_slaves > 1) { | |
fa066f01 | 779 | s.bond = &bond_settings; |
df53d41c | 780 | port_configure_bond(port, &bond_settings); |
fa066f01 BP |
781 | } else { |
782 | s.bond = NULL; | |
1670c579 EJ |
783 | LIST_FOR_EACH (iface, port_elem, &port->ifaces) { |
784 | netdev_set_miimon_interval(iface->netdev, 0); | |
785 | } | |
fa066f01 | 786 | } |
093e47f4 | 787 | |
fa066f01 BP |
788 | /* Register. */ |
789 | ofproto_bundle_register(port->bridge->ofproto, port, &s); | |
76343538 | 790 | |
fa066f01 | 791 | /* Clean up. */ |
4e51de4c | 792 | free(s.slaves); |
fa066f01 BP |
793 | free(s.trunks); |
794 | free(s.lacp_slaves); | |
795 | } | |
76343538 | 796 | |
6f90b8f4 BP |
797 | /* Pick local port hardware address and datapath ID for 'br'. */ |
798 | static void | |
799 | bridge_configure_datapath_id(struct bridge *br) | |
800 | { | |
801 | uint8_t ea[ETH_ADDR_LEN]; | |
802 | uint64_t dpid; | |
803 | struct iface *local_iface; | |
804 | struct iface *hw_addr_iface; | |
805 | char *dpid_string; | |
76343538 | 806 | |
6f90b8f4 | 807 | bridge_pick_local_hw_addr(br, ea, &hw_addr_iface); |
892815f5 | 808 | local_iface = iface_from_ofp_port(br, OFPP_LOCAL); |
6f90b8f4 BP |
809 | if (local_iface) { |
810 | int error = netdev_set_etheraddr(local_iface->netdev, ea); | |
811 | if (error) { | |
812 | static struct vlog_rate_limit rl = VLOG_RATE_LIMIT_INIT(1, 5); | |
813 | VLOG_ERR_RL(&rl, "bridge %s: failed to set bridge " | |
814 | "Ethernet address: %s", | |
815 | br->name, strerror(error)); | |
816 | } | |
817 | } | |
818 | memcpy(br->ea, ea, ETH_ADDR_LEN); | |
76343538 | 819 | |
6f90b8f4 | 820 | dpid = bridge_pick_datapath_id(br, ea, hw_addr_iface); |
e825ace2 BP |
821 | if (dpid != ofproto_get_datapath_id(br->ofproto)) { |
822 | VLOG_INFO("bridge %s: using datapath ID %016"PRIx64, br->name, dpid); | |
823 | ofproto_set_datapath_id(br->ofproto, dpid); | |
824 | } | |
76343538 | 825 | |
6f90b8f4 BP |
826 | dpid_string = xasprintf("%016"PRIx64, dpid); |
827 | ovsrec_bridge_set_datapath_id(br->cfg, dpid_string); | |
828 | free(dpid_string); | |
829 | } | |
064af421 | 830 | |
7beaa082 SH |
831 | /* Returns a bitmap of "enum ofputil_protocol"s that are allowed for use with |
832 | * 'br'. */ | |
833 | static uint32_t | |
834 | bridge_get_allowed_versions(struct bridge *br) | |
835 | { | |
836 | if (!br->cfg->n_protocols) | |
837 | return 0; | |
838 | ||
839 | return ofputil_versions_from_strings(br->cfg->protocols, | |
840 | br->cfg->n_protocols); | |
841 | } | |
842 | ||
6f90b8f4 BP |
843 | /* Set NetFlow configuration on 'br'. */ |
844 | static void | |
845 | bridge_configure_netflow(struct bridge *br) | |
846 | { | |
847 | struct ovsrec_netflow *cfg = br->cfg->netflow; | |
848 | struct netflow_options opts; | |
72b06300 | 849 | |
6f90b8f4 BP |
850 | if (!cfg) { |
851 | ofproto_set_netflow(br->ofproto, NULL); | |
852 | return; | |
853 | } | |
a4af0040 | 854 | |
6f90b8f4 | 855 | memset(&opts, 0, sizeof opts); |
72b06300 | 856 | |
6f90b8f4 BP |
857 | /* Get default NetFlow configuration from datapath. |
858 | * Apply overrides from 'cfg'. */ | |
859 | ofproto_get_netflow_ids(br->ofproto, &opts.engine_type, &opts.engine_id); | |
860 | if (cfg->engine_type) { | |
861 | opts.engine_type = *cfg->engine_type; | |
862 | } | |
863 | if (cfg->engine_id) { | |
864 | opts.engine_id = *cfg->engine_id; | |
865 | } | |
72b06300 | 866 | |
6f90b8f4 BP |
867 | /* Configure active timeout interval. */ |
868 | opts.active_timeout = cfg->active_timeout; | |
869 | if (!opts.active_timeout) { | |
870 | opts.active_timeout = -1; | |
871 | } else if (opts.active_timeout < 0) { | |
872 | VLOG_WARN("bridge %s: active timeout interval set to negative " | |
873 | "value, using default instead (%d seconds)", br->name, | |
874 | NF_ACTIVE_TIMEOUT_DEFAULT); | |
875 | opts.active_timeout = -1; | |
876 | } | |
72b06300 | 877 | |
6f90b8f4 BP |
878 | /* Add engine ID to interface number to disambiguate bridgs? */ |
879 | opts.add_id_to_iface = cfg->add_id_to_interface; | |
880 | if (opts.add_id_to_iface) { | |
881 | if (opts.engine_id > 0x7f) { | |
882 | VLOG_WARN("bridge %s: NetFlow port mangling may conflict with " | |
883 | "another vswitch, choose an engine id less than 128", | |
884 | br->name); | |
885 | } | |
886 | if (hmap_count(&br->ports) > 508) { | |
887 | VLOG_WARN("bridge %s: NetFlow port mangling will conflict with " | |
888 | "another port when more than 508 ports are used", | |
889 | br->name); | |
890 | } | |
891 | } | |
72b06300 | 892 | |
6f90b8f4 BP |
893 | /* Collectors. */ |
894 | sset_init(&opts.collectors); | |
895 | sset_add_array(&opts.collectors, cfg->targets, cfg->n_targets); | |
a4af0040 | 896 | |
6f90b8f4 BP |
897 | /* Configure. */ |
898 | if (ofproto_set_netflow(br->ofproto, &opts)) { | |
899 | VLOG_ERR("bridge %s: problem setting netflow collectors", br->name); | |
900 | } | |
901 | sset_destroy(&opts.collectors); | |
902 | } | |
72b06300 | 903 | |
6f90b8f4 BP |
904 | /* Set sFlow configuration on 'br'. */ |
905 | static void | |
906 | bridge_configure_sflow(struct bridge *br, int *sflow_bridge_number) | |
907 | { | |
908 | const struct ovsrec_sflow *cfg = br->cfg->sflow; | |
909 | struct ovsrec_controller **controllers; | |
910 | struct ofproto_sflow_options oso; | |
911 | size_t n_controllers; | |
912 | size_t i; | |
72b06300 | 913 | |
6f90b8f4 BP |
914 | if (!cfg) { |
915 | ofproto_set_sflow(br->ofproto, NULL); | |
916 | return; | |
064af421 | 917 | } |
8052fb14 | 918 | |
6f90b8f4 | 919 | memset(&oso, 0, sizeof oso); |
52df17e7 | 920 | |
6f90b8f4 BP |
921 | sset_init(&oso.targets); |
922 | sset_add_array(&oso.targets, cfg->targets, cfg->n_targets); | |
c1c9c9c4 | 923 | |
6f90b8f4 BP |
924 | oso.sampling_rate = SFL_DEFAULT_SAMPLING_RATE; |
925 | if (cfg->sampling) { | |
926 | oso.sampling_rate = *cfg->sampling; | |
064af421 | 927 | } |
6f90b8f4 BP |
928 | |
929 | oso.polling_interval = SFL_DEFAULT_POLLING_INTERVAL; | |
930 | if (cfg->polling) { | |
931 | oso.polling_interval = *cfg->polling; | |
064af421 | 932 | } |
093e47f4 | 933 | |
6f90b8f4 BP |
934 | oso.header_len = SFL_DEFAULT_HEADER_SIZE; |
935 | if (cfg->header) { | |
936 | oso.header_len = *cfg->header; | |
937 | } | |
392730c4 | 938 | |
6f90b8f4 BP |
939 | oso.sub_id = (*sflow_bridge_number)++; |
940 | oso.agent_device = cfg->agent; | |
392730c4 | 941 | |
6f90b8f4 BP |
942 | oso.control_ip = NULL; |
943 | n_controllers = bridge_get_controllers(br, &controllers); | |
944 | for (i = 0; i < n_controllers; i++) { | |
945 | if (controllers[i]->local_ip) { | |
946 | oso.control_ip = controllers[i]->local_ip; | |
947 | break; | |
b31bcf60 EJ |
948 | } |
949 | } | |
6f90b8f4 | 950 | ofproto_set_sflow(br->ofproto, &oso); |
b31bcf60 | 951 | |
6f90b8f4 BP |
952 | sset_destroy(&oso.targets); |
953 | } | |
a7ff9bd7 | 954 | |
29089a54 RL |
955 | /* Set IPFIX configuration on 'br'. */ |
956 | static void | |
957 | bridge_configure_ipfix(struct bridge *br) | |
958 | { | |
959 | const struct ovsrec_ipfix *be_cfg = br->cfg->ipfix; | |
960 | const struct ovsrec_flow_sample_collector_set *fe_cfg; | |
961 | struct ofproto_ipfix_bridge_exporter_options be_opts; | |
962 | struct ofproto_ipfix_flow_exporter_options *fe_opts = NULL; | |
963 | size_t n_fe_opts = 0; | |
964 | ||
965 | OVSREC_FLOW_SAMPLE_COLLECTOR_SET_FOR_EACH(fe_cfg, idl) { | |
966 | if (fe_cfg->bridge == br->cfg) { | |
967 | n_fe_opts++; | |
968 | } | |
969 | } | |
970 | ||
971 | if (!be_cfg && n_fe_opts == 0) { | |
972 | ofproto_set_ipfix(br->ofproto, NULL, NULL, 0); | |
973 | return; | |
974 | } | |
975 | ||
976 | if (be_cfg) { | |
977 | memset(&be_opts, 0, sizeof be_opts); | |
978 | ||
979 | sset_init(&be_opts.targets); | |
980 | sset_add_array(&be_opts.targets, be_cfg->targets, be_cfg->n_targets); | |
981 | ||
982 | if (be_cfg->sampling) { | |
983 | be_opts.sampling_rate = *be_cfg->sampling; | |
984 | } else { | |
985 | be_opts.sampling_rate = SFL_DEFAULT_SAMPLING_RATE; | |
986 | } | |
987 | if (be_cfg->obs_domain_id) { | |
988 | be_opts.obs_domain_id = *be_cfg->obs_domain_id; | |
989 | } | |
990 | if (be_cfg->obs_point_id) { | |
991 | be_opts.obs_point_id = *be_cfg->obs_point_id; | |
992 | } | |
993 | } | |
994 | ||
995 | if (n_fe_opts > 0) { | |
996 | struct ofproto_ipfix_flow_exporter_options *opts; | |
997 | fe_opts = xcalloc(n_fe_opts, sizeof *fe_opts); | |
998 | opts = fe_opts; | |
999 | OVSREC_FLOW_SAMPLE_COLLECTOR_SET_FOR_EACH(fe_cfg, idl) { | |
1000 | if (fe_cfg->bridge == br->cfg) { | |
1001 | opts->collector_set_id = fe_cfg->id; | |
1002 | sset_init(&opts->targets); | |
1003 | sset_add_array(&opts->targets, fe_cfg->ipfix->targets, | |
1004 | fe_cfg->ipfix->n_targets); | |
1005 | opts++; | |
1006 | } | |
1007 | } | |
1008 | } | |
1009 | ||
1010 | ofproto_set_ipfix(br->ofproto, be_cfg ? &be_opts : NULL, fe_opts, | |
1011 | n_fe_opts); | |
1012 | ||
1013 | if (be_cfg) { | |
1014 | sset_destroy(&be_opts.targets); | |
1015 | } | |
1016 | ||
1017 | if (n_fe_opts > 0) { | |
1018 | struct ofproto_ipfix_flow_exporter_options *opts = fe_opts; | |
1019 | size_t i; | |
1020 | for (i = 0; i < n_fe_opts; i++) { | |
1021 | sset_destroy(&opts->targets); | |
1022 | opts++; | |
1023 | } | |
1024 | free(fe_opts); | |
1025 | } | |
1026 | } | |
1027 | ||
21f7563c JP |
1028 | static void |
1029 | port_configure_stp(const struct ofproto *ofproto, struct port *port, | |
1030 | struct ofproto_port_stp_settings *port_s, | |
1031 | int *port_num_counter, unsigned long *port_num_bitmap) | |
1032 | { | |
1033 | const char *config_str; | |
1034 | struct iface *iface; | |
1035 | ||
079b5942 | 1036 | if (!smap_get_bool(&port->cfg->other_config, "stp-enable", true)) { |
21f7563c JP |
1037 | port_s->enable = false; |
1038 | return; | |
1039 | } else { | |
1040 | port_s->enable = true; | |
1041 | } | |
1042 | ||
1043 | /* STP over bonds is not supported. */ | |
1044 | if (!list_is_singleton(&port->ifaces)) { | |
1045 | VLOG_ERR("port %s: cannot enable STP on bonds, disabling", | |
1046 | port->name); | |
1047 | port_s->enable = false; | |
1048 | return; | |
1049 | } | |
1050 | ||
1051 | iface = CONTAINER_OF(list_front(&port->ifaces), struct iface, port_elem); | |
1052 | ||
1053 | /* Internal ports shouldn't participate in spanning tree, so | |
1054 | * skip them. */ | |
1055 | if (!strcmp(iface->type, "internal")) { | |
1056 | VLOG_DBG("port %s: disable STP on internal ports", port->name); | |
1057 | port_s->enable = false; | |
1058 | return; | |
1059 | } | |
1060 | ||
1061 | /* STP on mirror output ports is not supported. */ | |
1062 | if (ofproto_is_mirror_output_bundle(ofproto, port)) { | |
1063 | VLOG_DBG("port %s: disable STP on mirror ports", port->name); | |
1064 | port_s->enable = false; | |
1065 | return; | |
1066 | } | |
1067 | ||
a699f614 | 1068 | config_str = smap_get(&port->cfg->other_config, "stp-port-num"); |
21f7563c JP |
1069 | if (config_str) { |
1070 | unsigned long int port_num = strtoul(config_str, NULL, 0); | |
1071 | int port_idx = port_num - 1; | |
1072 | ||
1073 | if (port_num < 1 || port_num > STP_MAX_PORTS) { | |
1074 | VLOG_ERR("port %s: invalid stp-port-num", port->name); | |
1075 | port_s->enable = false; | |
1076 | return; | |
1077 | } | |
1078 | ||
1079 | if (bitmap_is_set(port_num_bitmap, port_idx)) { | |
1080 | VLOG_ERR("port %s: duplicate stp-port-num %lu, disabling", | |
1081 | port->name, port_num); | |
1082 | port_s->enable = false; | |
1083 | return; | |
1084 | } | |
1085 | bitmap_set1(port_num_bitmap, port_idx); | |
1086 | port_s->port_num = port_idx; | |
1087 | } else { | |
6019f124 | 1088 | if (*port_num_counter >= STP_MAX_PORTS) { |
21f7563c JP |
1089 | VLOG_ERR("port %s: too many STP ports, disabling", port->name); |
1090 | port_s->enable = false; | |
1091 | return; | |
1092 | } | |
1093 | ||
1094 | port_s->port_num = (*port_num_counter)++; | |
1095 | } | |
1096 | ||
a699f614 | 1097 | config_str = smap_get(&port->cfg->other_config, "stp-path-cost"); |
21f7563c JP |
1098 | if (config_str) { |
1099 | port_s->path_cost = strtoul(config_str, NULL, 10); | |
1100 | } else { | |
6c038611 | 1101 | enum netdev_features current; |
d02a5f8e | 1102 | unsigned int mbps; |
21f7563c | 1103 | |
d02a5f8e BP |
1104 | netdev_get_features(iface->netdev, ¤t, NULL, NULL, NULL); |
1105 | mbps = netdev_features_to_bps(current, 100 * 1000 * 1000) / 1000000; | |
1106 | port_s->path_cost = stp_convert_speed_to_cost(mbps); | |
21f7563c JP |
1107 | } |
1108 | ||
a699f614 | 1109 | config_str = smap_get(&port->cfg->other_config, "stp-port-priority"); |
21f7563c JP |
1110 | if (config_str) { |
1111 | port_s->priority = strtoul(config_str, NULL, 0); | |
1112 | } else { | |
1113 | port_s->priority = STP_DEFAULT_PORT_PRIORITY; | |
1114 | } | |
1115 | } | |
1116 | ||
1117 | /* Set spanning tree configuration on 'br'. */ | |
1118 | static void | |
1119 | bridge_configure_stp(struct bridge *br) | |
1120 | { | |
1121 | if (!br->cfg->stp_enable) { | |
1122 | ofproto_set_stp(br->ofproto, NULL); | |
1123 | } else { | |
1124 | struct ofproto_stp_settings br_s; | |
1125 | const char *config_str; | |
1126 | struct port *port; | |
1127 | int port_num_counter; | |
1128 | unsigned long *port_num_bitmap; | |
1129 | ||
a699f614 | 1130 | config_str = smap_get(&br->cfg->other_config, "stp-system-id"); |
21f7563c JP |
1131 | if (config_str) { |
1132 | uint8_t ea[ETH_ADDR_LEN]; | |
1133 | ||
1134 | if (eth_addr_from_string(config_str, ea)) { | |
1135 | br_s.system_id = eth_addr_to_uint64(ea); | |
1136 | } else { | |
1137 | br_s.system_id = eth_addr_to_uint64(br->ea); | |
1138 | VLOG_ERR("bridge %s: invalid stp-system-id, defaulting " | |
1139 | "to "ETH_ADDR_FMT, br->name, ETH_ADDR_ARGS(br->ea)); | |
1140 | } | |
1141 | } else { | |
1142 | br_s.system_id = eth_addr_to_uint64(br->ea); | |
1143 | } | |
1144 | ||
a699f614 | 1145 | config_str = smap_get(&br->cfg->other_config, "stp-priority"); |
21f7563c JP |
1146 | if (config_str) { |
1147 | br_s.priority = strtoul(config_str, NULL, 0); | |
1148 | } else { | |
1149 | br_s.priority = STP_DEFAULT_BRIDGE_PRIORITY; | |
1150 | } | |
1151 | ||
a699f614 | 1152 | config_str = smap_get(&br->cfg->other_config, "stp-hello-time"); |
21f7563c JP |
1153 | if (config_str) { |
1154 | br_s.hello_time = strtoul(config_str, NULL, 10) * 1000; | |
1155 | } else { | |
1156 | br_s.hello_time = STP_DEFAULT_HELLO_TIME; | |
1157 | } | |
1158 | ||
a699f614 | 1159 | config_str = smap_get(&br->cfg->other_config, "stp-max-age"); |
21f7563c JP |
1160 | if (config_str) { |
1161 | br_s.max_age = strtoul(config_str, NULL, 10) * 1000; | |
1162 | } else { | |
1163 | br_s.max_age = STP_DEFAULT_MAX_AGE; | |
1164 | } | |
1165 | ||
a699f614 | 1166 | config_str = smap_get(&br->cfg->other_config, "stp-forward-delay"); |
21f7563c JP |
1167 | if (config_str) { |
1168 | br_s.fwd_delay = strtoul(config_str, NULL, 10) * 1000; | |
1169 | } else { | |
1170 | br_s.fwd_delay = STP_DEFAULT_FWD_DELAY; | |
1171 | } | |
1172 | ||
1173 | /* Configure STP on the bridge. */ | |
1174 | if (ofproto_set_stp(br->ofproto, &br_s)) { | |
1175 | VLOG_ERR("bridge %s: could not enable STP", br->name); | |
1176 | return; | |
1177 | } | |
1178 | ||
1179 | /* Users must either set the port number with the "stp-port-num" | |
1180 | * configuration on all ports or none. If manual configuration | |
1181 | * is not done, then we allocate them sequentially. */ | |
1182 | port_num_counter = 0; | |
1183 | port_num_bitmap = bitmap_allocate(STP_MAX_PORTS); | |
1184 | HMAP_FOR_EACH (port, hmap_node, &br->ports) { | |
1185 | struct ofproto_port_stp_settings port_s; | |
1186 | struct iface *iface; | |
1187 | ||
1188 | port_configure_stp(br->ofproto, port, &port_s, | |
1189 | &port_num_counter, port_num_bitmap); | |
1190 | ||
1191 | /* As bonds are not supported, just apply configuration to | |
1192 | * all interfaces. */ | |
1193 | LIST_FOR_EACH (iface, port_elem, &port->ifaces) { | |
1194 | if (ofproto_port_set_stp(br->ofproto, iface->ofp_port, | |
1195 | &port_s)) { | |
1196 | VLOG_ERR("port %s: could not enable STP", port->name); | |
1197 | continue; | |
1198 | } | |
1199 | } | |
1200 | } | |
1201 | ||
1202 | if (bitmap_scan(port_num_bitmap, 0, STP_MAX_PORTS) != STP_MAX_PORTS | |
1203 | && port_num_counter) { | |
1204 | VLOG_ERR("bridge %s: must manually configure all STP port " | |
1205 | "IDs or none, disabling", br->name); | |
1206 | ofproto_set_stp(br->ofproto, NULL); | |
1207 | } | |
1208 | bitmap_free(port_num_bitmap); | |
1209 | } | |
1210 | } | |
1211 | ||
e8192d80 BP |
1212 | static bool |
1213 | bridge_has_bond_fake_iface(const struct bridge *br, const char *name) | |
1214 | { | |
1215 | const struct port *port = port_lookup(br, name); | |
1216 | return port && port_is_bond_fake_iface(port); | |
093e47f4 BP |
1217 | } |
1218 | ||
e8192d80 BP |
1219 | static bool |
1220 | port_is_bond_fake_iface(const struct port *port) | |
093e47f4 | 1221 | { |
e8192d80 BP |
1222 | return port->cfg->bond_fake_iface && !list_is_short(&port->ifaces); |
1223 | } | |
093e47f4 | 1224 | |
66da9bef BP |
1225 | static void |
1226 | add_del_bridges(const struct ovsrec_open_vswitch *cfg) | |
1227 | { | |
1228 | struct bridge *br, *next; | |
1229 | struct shash new_br; | |
1230 | size_t i; | |
1231 | ||
1232 | /* Collect new bridges' names and types. */ | |
1233 | shash_init(&new_br); | |
1234 | for (i = 0; i < cfg->n_bridges; i++) { | |
5af5b532 | 1235 | static struct vlog_rate_limit rl = VLOG_RATE_LIMIT_INIT(1, 5); |
66da9bef | 1236 | const struct ovsrec_bridge *br_cfg = cfg->bridges[i]; |
5af5b532 BP |
1237 | |
1238 | if (strchr(br_cfg->name, '/')) { | |
1239 | /* Prevent remote ovsdb-server users from accessing arbitrary | |
1240 | * directories, e.g. consider a bridge named "../../../etc/". */ | |
1241 | VLOG_WARN_RL(&rl, "ignoring bridge with invalid name \"%s\"", | |
1242 | br_cfg->name); | |
1243 | } else if (!shash_add_once(&new_br, br_cfg->name, br_cfg)) { | |
1244 | VLOG_WARN_RL(&rl, "bridge %s specified twice", br_cfg->name); | |
66da9bef BP |
1245 | } |
1246 | } | |
1247 | ||
1248 | /* Get rid of deleted bridges or those whose types have changed. | |
1249 | * Update 'cfg' of bridges that still exist. */ | |
1250 | HMAP_FOR_EACH_SAFE (br, next, node, &all_bridges) { | |
1251 | br->cfg = shash_find_data(&new_br, br->name); | |
f79e673f BP |
1252 | if (!br->cfg || strcmp(br->type, ofproto_normalize_type( |
1253 | br->cfg->datapath_type))) { | |
66da9bef BP |
1254 | bridge_destroy(br); |
1255 | } | |
1256 | } | |
1257 | ||
1258 | /* Add new bridges. */ | |
1259 | for (i = 0; i < cfg->n_bridges; i++) { | |
1260 | const struct ovsrec_bridge *br_cfg = cfg->bridges[i]; | |
1261 | struct bridge *br = bridge_lookup(br_cfg->name); | |
1262 | if (!br) { | |
1263 | bridge_create(br_cfg); | |
1264 | } | |
1265 | } | |
1266 | ||
1267 | shash_destroy(&new_br); | |
1268 | } | |
1269 | ||
66da9bef | 1270 | static void |
c60c33fb | 1271 | iface_set_ofp_port(struct iface *iface, uint16_t ofp_port) |
66da9bef BP |
1272 | { |
1273 | struct bridge *br = iface->port->bridge; | |
1274 | ||
c60c33fb | 1275 | ovs_assert(iface->ofp_port == OFPP_NONE && ofp_port != OFPP_NONE); |
892815f5 BP |
1276 | iface->ofp_port = ofp_port; |
1277 | hmap_insert(&br->ifaces, &iface->ofp_port_node, hash_int(ofp_port, 0)); | |
2e281761 | 1278 | iface_set_ofport(iface->cfg, ofp_port); |
66da9bef BP |
1279 | } |
1280 | ||
2a485ee8 BP |
1281 | /* Configures 'netdev' based on the "options" column in 'iface_cfg'. |
1282 | * Returns 0 if successful, otherwise a positive errno value. */ | |
1283 | static int | |
1284 | iface_set_netdev_config(const struct ovsrec_interface *iface_cfg, | |
1285 | struct netdev *netdev) | |
1286 | { | |
2a485ee8 BP |
1287 | int error; |
1288 | ||
a699f614 | 1289 | error = netdev_set_config(netdev, &iface_cfg->options); |
2a485ee8 BP |
1290 | if (error) { |
1291 | VLOG_WARN("could not configure network device %s (%s)", | |
1292 | iface_cfg->name, strerror(error)); | |
1293 | } | |
1294 | return error; | |
1295 | } | |
1296 | ||
5344c1ac BP |
1297 | /* This function determines whether 'ofproto_port', which is attached to |
1298 | * br->ofproto's datapath, is one that we want in 'br'. | |
1299 | * | |
1300 | * If it is, it returns true, after creating an iface (if necessary), | |
1301 | * configuring the iface's netdev according to the iface's options, and setting | |
1302 | * iface's ofp_port member to 'ofproto_port->ofp_port'. | |
1303 | * | |
1304 | * If, on the other hand, 'port' should be removed, it returns false. The | |
1305 | * caller should later detach the port from br->ofproto. */ | |
1306 | static bool | |
1307 | bridge_refresh_one_ofp_port(struct bridge *br, | |
1308 | const struct ofproto_port *ofproto_port) | |
1309 | { | |
1310 | const char *name = ofproto_port->name; | |
1311 | const char *type = ofproto_port->type; | |
1312 | uint16_t ofp_port = ofproto_port->ofp_port; | |
1313 | ||
1314 | struct iface *iface = iface_lookup(br, name); | |
1315 | if (iface) { | |
1316 | /* Check that the name-to-number mapping is one-to-one. */ | |
c60c33fb | 1317 | if (iface->ofp_port != OFPP_NONE) { |
5344c1ac BP |
1318 | VLOG_WARN("bridge %s: interface %s reported twice", |
1319 | br->name, name); | |
1320 | return false; | |
1321 | } else if (iface_from_ofp_port(br, ofp_port)) { | |
1322 | VLOG_WARN("bridge %s: interface %"PRIu16" reported twice", | |
1323 | br->name, ofp_port); | |
1324 | return false; | |
1325 | } | |
1326 | ||
1327 | /* There's a configured interface named 'name'. */ | |
1328 | if (strcmp(type, iface->type) | |
1329 | || iface_set_netdev_config(iface->cfg, iface->netdev)) { | |
1330 | /* It's the wrong type, or it's the right type but can't be | |
1331 | * configured as the user requested, so we must destroy it. */ | |
1332 | return false; | |
1333 | } else { | |
ee4dd8eb | 1334 | /* It's the right type and configured correctly. Keep it. */ |
5344c1ac BP |
1335 | iface_set_ofp_port(iface, ofp_port); |
1336 | return true; | |
1337 | } | |
1338 | } else if (bridge_has_bond_fake_iface(br, name) | |
1339 | && !strcmp(type, "internal")) { | |
1340 | /* It's a bond fake iface. Keep it. */ | |
1341 | return true; | |
1342 | } else { | |
1343 | /* There's no configured interface named 'name', but there might be an | |
1344 | * interface of that name queued to be created. | |
1345 | * | |
1346 | * If there is, and it has the correct type, then try to configure it | |
1347 | * and add it. If that's successful, we'll keep it. Otherwise, we'll | |
1348 | * delete it and later try to re-add it. */ | |
1349 | struct if_cfg *if_cfg = if_cfg_lookup(br, name); | |
1350 | return (if_cfg | |
1351 | && !strcmp(type, iface_get_type(if_cfg->cfg, br->cfg)) | |
1352 | && iface_create(br, if_cfg, ofp_port)); | |
1353 | } | |
1354 | } | |
1355 | ||
bae7208e EJ |
1356 | /* Update bridges "if_cfg"s, "struct port"s, and "struct iface"s to be |
1357 | * consistent with the ofp_ports in "br->ofproto". */ | |
66da9bef | 1358 | static void |
892815f5 | 1359 | bridge_refresh_ofp_port(struct bridge *br) |
66da9bef BP |
1360 | { |
1361 | struct ofproto_port_dump dump; | |
1362 | struct ofproto_port ofproto_port; | |
bae7208e | 1363 | struct port *port, *port_next; |
66da9bef | 1364 | |
bae7208e | 1365 | /* Clear each "struct iface"s ofp_port so we can get its correct value. */ |
66da9bef BP |
1366 | hmap_clear(&br->ifaces); |
1367 | HMAP_FOR_EACH (port, hmap_node, &br->ports) { | |
1368 | struct iface *iface; | |
1369 | ||
1370 | LIST_FOR_EACH (iface, port_elem, &port->ifaces) { | |
c60c33fb | 1371 | iface->ofp_port = OFPP_NONE; |
66da9bef BP |
1372 | } |
1373 | } | |
1374 | ||
bae7208e EJ |
1375 | /* Obtain the correct "ofp_port"s from ofproto. Find any if_cfg's which |
1376 | * already exist in the datapath and promote them to full fledged "struct | |
1377 | * iface"s. Mark ports in the datapath which don't belong as garbage. */ | |
66da9bef | 1378 | OFPROTO_PORT_FOR_EACH (&ofproto_port, &dump, br->ofproto) { |
5344c1ac BP |
1379 | if (!bridge_refresh_one_ofp_port(br, &ofproto_port)) { |
1380 | struct ofpp_garbage *garbage = xmalloc(sizeof *garbage); | |
1381 | garbage->ofp_port = ofproto_port.ofp_port; | |
1382 | list_push_front(&br->ofpp_garbage, &garbage->list_node); | |
bae7208e EJ |
1383 | } |
1384 | } | |
1385 | ||
1386 | /* Some ifaces may not have "ofp_port"s in ofproto and therefore don't | |
1387 | * deserve to have "struct iface"s. Demote these to "if_cfg"s so that | |
1388 | * later they can be added to ofproto. */ | |
1389 | HMAP_FOR_EACH_SAFE (port, port_next, hmap_node, &br->ports) { | |
1390 | struct iface *iface, *iface_next; | |
1391 | ||
1392 | LIST_FOR_EACH_SAFE (iface, iface_next, port_elem, &port->ifaces) { | |
c60c33fb | 1393 | if (iface->ofp_port == OFPP_NONE) { |
bae7208e EJ |
1394 | bridge_queue_if_cfg(br, iface->cfg, port->cfg); |
1395 | iface_destroy(iface); | |
66da9bef BP |
1396 | } |
1397 | } | |
bae7208e EJ |
1398 | |
1399 | if (list_is_empty(&port->ifaces)) { | |
1400 | port_destroy(port); | |
1401 | } | |
66da9bef BP |
1402 | } |
1403 | } | |
1404 | ||
81816a5f | 1405 | /* Opens a network device for 'if_cfg' and configures it. If '*ofp_portp' |
c60c33fb | 1406 | * is OFPP_NONE, adds the network device to br->ofproto and stores the OpenFlow |
cc086465 BP |
1407 | * port number in '*ofp_portp'; otherwise leaves br->ofproto and '*ofp_portp' |
1408 | * untouched. | |
1409 | * | |
1410 | * If successful, returns 0 and stores the network device in '*netdevp'. On | |
1411 | * failure, returns a positive errno value and stores NULL in '*netdevp'. */ | |
1412 | static int | |
1413 | iface_do_create(const struct bridge *br, | |
81816a5f | 1414 | const struct if_cfg *if_cfg, |
c60c33fb | 1415 | uint16_t *ofp_portp, struct netdev **netdevp) |
cc086465 | 1416 | { |
81816a5f JP |
1417 | const struct ovsrec_interface *iface_cfg = if_cfg->cfg; |
1418 | const struct ovsrec_port *port_cfg = if_cfg->parent; | |
2291eb08 | 1419 | struct netdev *netdev = NULL; |
cc086465 BP |
1420 | int error; |
1421 | ||
94a53842 AW |
1422 | if (netdev_is_reserved_name(iface_cfg->name)) { |
1423 | VLOG_WARN("could not create interface %s, name is reserved", | |
1424 | iface_cfg->name); | |
1425 | error = EINVAL; | |
1426 | goto error; | |
1427 | } | |
1428 | ||
cc086465 BP |
1429 | error = netdev_open(iface_cfg->name, |
1430 | iface_get_type(iface_cfg, br->cfg), &netdev); | |
1431 | if (error) { | |
1432 | VLOG_WARN("could not open network device %s (%s)", | |
1433 | iface_cfg->name, strerror(error)); | |
1434 | goto error; | |
1435 | } | |
1436 | ||
1437 | error = iface_set_netdev_config(iface_cfg, netdev); | |
1438 | if (error) { | |
1439 | goto error; | |
1440 | } | |
1441 | ||
c60c33fb | 1442 | if (*ofp_portp == OFPP_NONE) { |
81816a5f | 1443 | uint16_t ofp_port = if_cfg->ofport; |
cc086465 BP |
1444 | |
1445 | error = ofproto_port_add(br->ofproto, netdev, &ofp_port); | |
1446 | if (error) { | |
1447 | goto error; | |
1448 | } | |
1449 | *ofp_portp = ofp_port; | |
1450 | ||
1451 | VLOG_INFO("bridge %s: added interface %s on port %d", | |
1452 | br->name, iface_cfg->name, *ofp_portp); | |
1453 | } else { | |
1454 | VLOG_DBG("bridge %s: interface %s is on port %d", | |
1455 | br->name, iface_cfg->name, *ofp_portp); | |
1456 | } | |
1457 | ||
bef071a5 JP |
1458 | if ((port_cfg->vlan_mode && !strcmp(port_cfg->vlan_mode, "splinter")) |
1459 | || iface_is_internal(iface_cfg, br->cfg)) { | |
4b609110 | 1460 | netdev_turn_flags_on(netdev, NETDEV_UP, NULL); |
cc086465 BP |
1461 | } |
1462 | ||
1463 | *netdevp = netdev; | |
1464 | return 0; | |
1465 | ||
1466 | error: | |
1467 | *netdevp = NULL; | |
1468 | netdev_close(netdev); | |
1469 | return error; | |
1470 | } | |
1471 | ||
bae7208e | 1472 | /* Creates a new iface on 'br' based on 'if_cfg'. The new iface has OpenFlow |
c60c33fb | 1473 | * port number 'ofp_port'. If ofp_port is OFPP_NONE, an OpenFlow port is |
bae7208e | 1474 | * automatically allocated for the iface. Takes ownership of and |
01546f5d BP |
1475 | * deallocates 'if_cfg'. |
1476 | * | |
1477 | * Return true if an iface is successfully created, false otherwise. */ | |
1478 | static bool | |
c60c33fb | 1479 | iface_create(struct bridge *br, struct if_cfg *if_cfg, uint16_t ofp_port) |
66da9bef | 1480 | { |
cc086465 BP |
1481 | const struct ovsrec_interface *iface_cfg = if_cfg->cfg; |
1482 | const struct ovsrec_port *port_cfg = if_cfg->parent; | |
1483 | ||
1484 | struct netdev *netdev; | |
bae7208e EJ |
1485 | struct iface *iface; |
1486 | struct port *port; | |
1487 | int error; | |
81816a5f | 1488 | bool ok = true; |
52a90c29 | 1489 | |
6b803ddc EJ |
1490 | /* Do the bits that can fail up front. |
1491 | * | |
1492 | * It's a bit dangerous to call bridge_run_fast() here as ofproto's | |
1493 | * internal datastructures may not be consistent. Eventually, when port | |
1494 | * additions and deletions are cheaper, these calls should be removed. */ | |
1495 | bridge_run_fast(); | |
cb22974d | 1496 | ovs_assert(!iface_lookup(br, iface_cfg->name)); |
81816a5f | 1497 | error = iface_do_create(br, if_cfg, &ofp_port, &netdev); |
6b803ddc | 1498 | bridge_run_fast(); |
bae7208e | 1499 | if (error) { |
c60c33fb | 1500 | iface_set_ofport(iface_cfg, OFPP_NONE); |
cc086465 | 1501 | iface_clear_db_record(iface_cfg); |
81816a5f JP |
1502 | ok = false; |
1503 | goto done; | |
bae7208e | 1504 | } |
c7e7bb21 | 1505 | |
cc086465 BP |
1506 | /* Get or create the port structure. */ |
1507 | port = port_lookup(br, port_cfg->name); | |
1508 | if (!port) { | |
1509 | port = port_create(br, port_cfg); | |
bae7208e EJ |
1510 | } |
1511 | ||
cc086465 BP |
1512 | /* Create the iface structure. */ |
1513 | iface = xzalloc(sizeof *iface); | |
1514 | list_push_back(&port->ifaces, &iface->port_elem); | |
1515 | hmap_insert(&br->iface_by_name, &iface->name_node, | |
1516 | hash_string(iface_cfg->name, 0)); | |
1517 | iface->port = port; | |
1518 | iface->name = xstrdup(iface_cfg->name); | |
c60c33fb | 1519 | iface->ofp_port = OFPP_NONE; |
cc086465 BP |
1520 | iface->netdev = netdev; |
1521 | iface->type = iface_get_type(iface_cfg, br->cfg); | |
1522 | iface->cfg = iface_cfg; | |
8b5da7a6 | 1523 | |
cc086465 | 1524 | iface_set_ofp_port(iface, ofp_port); |
66da9bef | 1525 | |
cc086465 BP |
1526 | /* Populate initial status in database. */ |
1527 | iface_refresh_stats(iface); | |
1528 | iface_refresh_status(iface); | |
bae7208e EJ |
1529 | |
1530 | /* Add bond fake iface if necessary. */ | |
1531 | if (port_is_bond_fake_iface(port)) { | |
8b5da7a6 BP |
1532 | struct ofproto_port ofproto_port; |
1533 | ||
bae7208e EJ |
1534 | if (ofproto_port_query_by_name(br->ofproto, port->name, |
1535 | &ofproto_port)) { | |
1536 | struct netdev *netdev; | |
1537 | int error; | |
1538 | ||
1539 | error = netdev_open(port->name, "internal", &netdev); | |
1540 | if (!error) { | |
0d7bb1b4 | 1541 | uint16_t fake_ofp_port = if_cfg->ofport; |
81816a5f | 1542 | |
0d7bb1b4 | 1543 | ofproto_port_add(br->ofproto, netdev, &fake_ofp_port); |
bae7208e | 1544 | netdev_close(netdev); |
66da9bef | 1545 | } else { |
bae7208e EJ |
1546 | VLOG_WARN("could not open network device %s (%s)", |
1547 | port->name, strerror(error)); | |
66da9bef | 1548 | } |
bae7208e EJ |
1549 | } else { |
1550 | /* Already exists, nothing to do. */ | |
1551 | ofproto_port_destroy(&ofproto_port); | |
66da9bef BP |
1552 | } |
1553 | } | |
01546f5d | 1554 | |
81816a5f JP |
1555 | done: |
1556 | hmap_remove(&br->if_cfg_todo, &if_cfg->hmap_node); | |
1557 | free(if_cfg); | |
1558 | ||
1559 | return ok; | |
66da9bef BP |
1560 | } |
1561 | ||
084f5290 SH |
1562 | /* Set Flow eviction threshold */ |
1563 | static void | |
1564 | bridge_configure_flow_eviction_threshold(struct bridge *br) | |
1565 | { | |
1566 | const char *threshold_str; | |
1567 | unsigned threshold; | |
1568 | ||
a699f614 EJ |
1569 | threshold_str = smap_get(&br->cfg->other_config, |
1570 | "flow-eviction-threshold"); | |
084f5290 SH |
1571 | if (threshold_str) { |
1572 | threshold = strtoul(threshold_str, NULL, 10); | |
1573 | } else { | |
9cac5195 | 1574 | threshold = OFPROTO_FLOW_EVICTION_THRESHOLD_DEFAULT; |
084f5290 SH |
1575 | } |
1576 | ofproto_set_flow_eviction_threshold(br->ofproto, threshold); | |
1577 | } | |
1578 | ||
8402c74b SS |
1579 | /* Set forward BPDU option. */ |
1580 | static void | |
1581 | bridge_configure_forward_bpdu(struct bridge *br) | |
1582 | { | |
a699f614 EJ |
1583 | ofproto_set_forward_bpdu(br->ofproto, |
1584 | smap_get_bool(&br->cfg->other_config, | |
1585 | "forward-bpdu", | |
1586 | false)); | |
8402c74b SS |
1587 | } |
1588 | ||
c4069512 | 1589 | /* Set MAC learning table configuration for 'br'. */ |
e764773c | 1590 | static void |
c4069512 | 1591 | bridge_configure_mac_table(struct bridge *br) |
e764773c BP |
1592 | { |
1593 | const char *idle_time_str; | |
1594 | int idle_time; | |
1595 | ||
c4069512 BP |
1596 | const char *mac_table_size_str; |
1597 | int mac_table_size; | |
1598 | ||
a699f614 | 1599 | idle_time_str = smap_get(&br->cfg->other_config, "mac-aging-time"); |
e764773c BP |
1600 | idle_time = (idle_time_str && atoi(idle_time_str) |
1601 | ? atoi(idle_time_str) | |
1602 | : MAC_ENTRY_DEFAULT_IDLE_TIME); | |
c4069512 BP |
1603 | |
1604 | mac_table_size_str = smap_get(&br->cfg->other_config, "mac-table-size"); | |
1605 | mac_table_size = (mac_table_size_str && atoi(mac_table_size_str) | |
1606 | ? atoi(mac_table_size_str) | |
1607 | : MAC_DEFAULT_MAX); | |
1608 | ||
1609 | ofproto_set_mac_table_config(br->ofproto, idle_time, mac_table_size); | |
e764773c BP |
1610 | } |
1611 | ||
064af421 BP |
1612 | static void |
1613 | bridge_pick_local_hw_addr(struct bridge *br, uint8_t ea[ETH_ADDR_LEN], | |
07c318f4 | 1614 | struct iface **hw_addr_iface) |
064af421 | 1615 | { |
f145afdc | 1616 | struct hmapx mirror_output_ports; |
093e47f4 | 1617 | const char *hwaddr; |
8052fb14 | 1618 | struct port *port; |
3a48ace3 | 1619 | bool found_addr = false; |
064af421 | 1620 | int error; |
f145afdc | 1621 | int i; |
064af421 | 1622 | |
07c318f4 | 1623 | *hw_addr_iface = NULL; |
064af421 BP |
1624 | |
1625 | /* Did the user request a particular MAC? */ | |
a699f614 | 1626 | hwaddr = smap_get(&br->cfg->other_config, "hwaddr"); |
093e47f4 | 1627 | if (hwaddr && eth_addr_from_string(hwaddr, ea)) { |
064af421 BP |
1628 | if (eth_addr_is_multicast(ea)) { |
1629 | VLOG_ERR("bridge %s: cannot set MAC address to multicast " | |
1630 | "address "ETH_ADDR_FMT, br->name, ETH_ADDR_ARGS(ea)); | |
1631 | } else if (eth_addr_is_zero(ea)) { | |
1632 | VLOG_ERR("bridge %s: cannot set MAC address to zero", br->name); | |
1633 | } else { | |
1634 | return; | |
1635 | } | |
1636 | } | |
1637 | ||
f145afdc BP |
1638 | /* Mirror output ports don't participate in picking the local hardware |
1639 | * address. ofproto can't help us find out whether a given port is a | |
1640 | * mirror output because we haven't configured mirrors yet, so we need to | |
1641 | * accumulate them ourselves. */ | |
1642 | hmapx_init(&mirror_output_ports); | |
1643 | for (i = 0; i < br->cfg->n_mirrors; i++) { | |
1644 | struct ovsrec_mirror *m = br->cfg->mirrors[i]; | |
1645 | if (m->output_port) { | |
1646 | hmapx_add(&mirror_output_ports, m->output_port); | |
1647 | } | |
1648 | } | |
1649 | ||
141f4942 BP |
1650 | /* Otherwise choose the minimum non-local MAC address among all of the |
1651 | * interfaces. */ | |
8052fb14 | 1652 | HMAP_FOR_EACH (port, hmap_node, &br->ports) { |
58b7527e | 1653 | uint8_t iface_ea[ETH_ADDR_LEN]; |
83db7968 | 1654 | struct iface *candidate; |
58b7527e BP |
1655 | struct iface *iface; |
1656 | ||
1657 | /* Mirror output ports don't participate. */ | |
f145afdc | 1658 | if (hmapx_contains(&mirror_output_ports, port->cfg)) { |
064af421 BP |
1659 | continue; |
1660 | } | |
58b7527e BP |
1661 | |
1662 | /* Choose the MAC address to represent the port. */ | |
83db7968 | 1663 | iface = NULL; |
76343538 | 1664 | if (port->cfg->mac && eth_addr_from_string(port->cfg->mac, iface_ea)) { |
ba09980a BP |
1665 | /* Find the interface with this Ethernet address (if any) so that |
1666 | * we can provide the correct devname to the caller. */ | |
83db7968 | 1667 | LIST_FOR_EACH (candidate, port_elem, &port->ifaces) { |
ba09980a | 1668 | uint8_t candidate_ea[ETH_ADDR_LEN]; |
8fef8c71 | 1669 | if (!netdev_get_etheraddr(candidate->netdev, candidate_ea) |
ba09980a BP |
1670 | && eth_addr_equals(iface_ea, candidate_ea)) { |
1671 | iface = candidate; | |
1672 | } | |
1673 | } | |
58b7527e BP |
1674 | } else { |
1675 | /* Choose the interface whose MAC address will represent the port. | |
1676 | * The Linux kernel bonding code always chooses the MAC address of | |
1677 | * the first slave added to a bond, and the Fedora networking | |
1678 | * scripts always add slaves to a bond in alphabetical order, so | |
1679 | * for compatibility we choose the interface with the name that is | |
1680 | * first in alphabetical order. */ | |
83db7968 BP |
1681 | LIST_FOR_EACH (candidate, port_elem, &port->ifaces) { |
1682 | if (!iface || strcmp(candidate->name, iface->name) < 0) { | |
58b7527e BP |
1683 | iface = candidate; |
1684 | } | |
1685 | } | |
1686 | ||
1687 | /* The local port doesn't count (since we're trying to choose its | |
141f4942 | 1688 | * MAC address anyway). */ |
892815f5 | 1689 | if (iface->ofp_port == OFPP_LOCAL) { |
064af421 BP |
1690 | continue; |
1691 | } | |
58b7527e BP |
1692 | |
1693 | /* Grab MAC. */ | |
07c318f4 | 1694 | error = netdev_get_etheraddr(iface->netdev, iface_ea); |
58b7527e | 1695 | if (error) { |
58b7527e | 1696 | continue; |
064af421 BP |
1697 | } |
1698 | } | |
58b7527e BP |
1699 | |
1700 | /* Compare against our current choice. */ | |
1701 | if (!eth_addr_is_multicast(iface_ea) && | |
141f4942 | 1702 | !eth_addr_is_local(iface_ea) && |
58b7527e BP |
1703 | !eth_addr_is_reserved(iface_ea) && |
1704 | !eth_addr_is_zero(iface_ea) && | |
0d1fe4a3 | 1705 | (!found_addr || eth_addr_compare_3way(iface_ea, ea) < 0)) |
58b7527e | 1706 | { |
0babc06f | 1707 | memcpy(ea, iface_ea, ETH_ADDR_LEN); |
8fef8c71 | 1708 | *hw_addr_iface = iface; |
3a48ace3 | 1709 | found_addr = true; |
58b7527e | 1710 | } |
064af421 | 1711 | } |
f145afdc | 1712 | |
51b67a10 JP |
1713 | if (!found_addr) { |
1714 | memcpy(ea, br->default_ea, ETH_ADDR_LEN); | |
1715 | *hw_addr_iface = NULL; | |
1716 | } | |
1717 | ||
f145afdc | 1718 | hmapx_destroy(&mirror_output_ports); |
064af421 BP |
1719 | } |
1720 | ||
1721 | /* Choose and returns the datapath ID for bridge 'br' given that the bridge | |
1722 | * Ethernet address is 'bridge_ea'. If 'bridge_ea' is the Ethernet address of | |
07c318f4 BP |
1723 | * an interface on 'br', then that interface must be passed in as |
1724 | * 'hw_addr_iface'; if 'bridge_ea' was derived some other way, then | |
1725 | * 'hw_addr_iface' must be passed in as a null pointer. */ | |
064af421 BP |
1726 | static uint64_t |
1727 | bridge_pick_datapath_id(struct bridge *br, | |
1728 | const uint8_t bridge_ea[ETH_ADDR_LEN], | |
07c318f4 | 1729 | struct iface *hw_addr_iface) |
064af421 BP |
1730 | { |
1731 | /* | |
1732 | * The procedure for choosing a bridge MAC address will, in the most | |
1733 | * ordinary case, also choose a unique MAC that we can use as a datapath | |
1734 | * ID. In some special cases, though, multiple bridges will end up with | |
1735 | * the same MAC address. This is OK for the bridges, but it will confuse | |
1736 | * the OpenFlow controller, because each datapath needs a unique datapath | |
1737 | * ID. | |
1738 | * | |
1739 | * Datapath IDs must be unique. It is also very desirable that they be | |
1740 | * stable from one run to the next, so that policy set on a datapath | |
1741 | * "sticks". | |
1742 | */ | |
093e47f4 | 1743 | const char *datapath_id; |
064af421 BP |
1744 | uint64_t dpid; |
1745 | ||
a699f614 | 1746 | datapath_id = smap_get(&br->cfg->other_config, "datapath-id"); |
093e47f4 | 1747 | if (datapath_id && dpid_from_string(datapath_id, &dpid)) { |
064af421 BP |
1748 | return dpid; |
1749 | } | |
1750 | ||
03eae5f8 | 1751 | if (!hw_addr_iface) { |
064af421 BP |
1752 | /* |
1753 | * A purely internal bridge, that is, one that has no non-virtual | |
03eae5f8 | 1754 | * network devices on it at all, is difficult because it has no |
064af421 BP |
1755 | * natural unique identifier at all. |
1756 | * | |
1757 | * When the host is a XenServer, we handle this case by hashing the | |
1758 | * host's UUID with the name of the bridge. Names of bridges are | |
1759 | * persistent across XenServer reboots, although they can be reused if | |
1760 | * an internal network is destroyed and then a new one is later | |
1761 | * created, so this is fairly effective. | |
1762 | * | |
1763 | * When the host is not a XenServer, we punt by using a random MAC | |
1764 | * address on each run. | |
1765 | */ | |
1766 | const char *host_uuid = xenserver_get_host_uuid(); | |
1767 | if (host_uuid) { | |
1768 | char *combined = xasprintf("%s,%s", host_uuid, br->name); | |
1769 | dpid = dpid_from_hash(combined, strlen(combined)); | |
1770 | free(combined); | |
1771 | return dpid; | |
1772 | } | |
1773 | } | |
1774 | ||
1775 | return eth_addr_to_uint64(bridge_ea); | |
1776 | } | |
1777 | ||
1778 | static uint64_t | |
1779 | dpid_from_hash(const void *data, size_t n) | |
1780 | { | |
5eccf359 | 1781 | uint8_t hash[SHA1_DIGEST_SIZE]; |
064af421 BP |
1782 | |
1783 | BUILD_ASSERT_DECL(sizeof hash >= ETH_ADDR_LEN); | |
5eccf359 | 1784 | sha1_bytes(data, n, hash); |
064af421 BP |
1785 | eth_addr_mark_random(hash); |
1786 | return eth_addr_to_uint64(hash); | |
1787 | } | |
1788 | ||
ea83a2fc | 1789 | static void |
ea763e0e | 1790 | iface_refresh_status(struct iface *iface) |
ea83a2fc | 1791 | { |
79f1cbe9 | 1792 | struct smap smap; |
ea763e0e | 1793 | |
6c038611 | 1794 | enum netdev_features current; |
e210037e AE |
1795 | int64_t bps; |
1796 | int mtu; | |
1797 | int64_t mtu_64; | |
df867eda | 1798 | uint8_t mac[ETH_ADDR_LEN]; |
e210037e AE |
1799 | int error; |
1800 | ||
cfea354b BP |
1801 | if (iface_is_synthetic(iface)) { |
1802 | return; | |
1803 | } | |
1804 | ||
79f1cbe9 | 1805 | smap_init(&smap); |
ea763e0e | 1806 | |
275707c3 | 1807 | if (!netdev_get_status(iface->netdev, &smap)) { |
a699f614 | 1808 | ovsrec_interface_set_status(iface->cfg, &smap); |
ea763e0e | 1809 | } else { |
a699f614 | 1810 | ovsrec_interface_set_status(iface->cfg, NULL); |
ea763e0e EJ |
1811 | } |
1812 | ||
79f1cbe9 | 1813 | smap_destroy(&smap); |
e210037e | 1814 | |
e210037e | 1815 | error = netdev_get_features(iface->netdev, ¤t, NULL, NULL, NULL); |
d02a5f8e BP |
1816 | bps = !error ? netdev_features_to_bps(current, 0) : 0; |
1817 | if (bps) { | |
e210037e AE |
1818 | ovsrec_interface_set_duplex(iface->cfg, |
1819 | netdev_features_is_full_duplex(current) | |
1820 | ? "full" : "half"); | |
e210037e | 1821 | ovsrec_interface_set_link_speed(iface->cfg, &bps, 1); |
d0db8de2 | 1822 | } else { |
e210037e AE |
1823 | ovsrec_interface_set_duplex(iface->cfg, NULL); |
1824 | ovsrec_interface_set_link_speed(iface->cfg, NULL, 0); | |
1825 | } | |
1826 | ||
e210037e | 1827 | error = netdev_get_mtu(iface->netdev, &mtu); |
9b020780 | 1828 | if (!error) { |
e210037e AE |
1829 | mtu_64 = mtu; |
1830 | ovsrec_interface_set_mtu(iface->cfg, &mtu_64, 1); | |
8d6db33e | 1831 | } else { |
e210037e AE |
1832 | ovsrec_interface_set_mtu(iface->cfg, NULL, 0); |
1833 | } | |
df867eda JP |
1834 | |
1835 | error = netdev_get_etheraddr(iface->netdev, mac); | |
1836 | if (!error) { | |
1837 | char mac_string[32]; | |
1838 | ||
1839 | sprintf(mac_string, ETH_ADDR_FMT, ETH_ADDR_ARGS(mac)); | |
1840 | ovsrec_interface_set_mac_in_use(iface->cfg, mac_string); | |
1841 | } else { | |
1842 | ovsrec_interface_set_mac_in_use(iface->cfg, NULL); | |
1843 | } | |
ea83a2fc EJ |
1844 | } |
1845 | ||
353079d0 EJ |
1846 | /* Writes 'iface''s CFM statistics to the database. 'iface' must not be |
1847 | * synthetic. */ | |
8f3fe844 | 1848 | static void |
b31bcf60 EJ |
1849 | iface_refresh_cfm_stats(struct iface *iface) |
1850 | { | |
93b8df38 | 1851 | const struct ovsrec_interface *cfg = iface->cfg; |
9a9e3786 BP |
1852 | struct ofproto_cfm_status status; |
1853 | ||
1854 | if (!ofproto_port_get_cfm_status(iface->port->bridge->ofproto, | |
1855 | iface->ofp_port, &status)) { | |
1856 | ovsrec_interface_set_cfm_fault(cfg, NULL, 0); | |
1857 | ovsrec_interface_set_cfm_fault_status(cfg, NULL, 0); | |
1858 | ovsrec_interface_set_cfm_remote_opstate(cfg, NULL); | |
1859 | ovsrec_interface_set_cfm_health(cfg, NULL, 0); | |
1860 | ovsrec_interface_set_cfm_remote_mpids(cfg, NULL, 0); | |
1861 | } else { | |
b9380396 | 1862 | const char *reasons[CFM_FAULT_N_REASONS]; |
9a9e3786 BP |
1863 | int64_t cfm_health = status.health; |
1864 | bool faulted = status.faults != 0; | |
b9380396 EJ |
1865 | size_t i, j; |
1866 | ||
9a9e3786 BP |
1867 | ovsrec_interface_set_cfm_fault(cfg, &faulted, 1); |
1868 | ||
b9380396 EJ |
1869 | j = 0; |
1870 | for (i = 0; i < CFM_FAULT_N_REASONS; i++) { | |
1871 | int reason = 1 << i; | |
9a9e3786 | 1872 | if (status.faults & reason) { |
b9380396 EJ |
1873 | reasons[j++] = cfm_fault_reason_to_str(reason); |
1874 | } | |
1875 | } | |
b9380396 | 1876 | ovsrec_interface_set_cfm_fault_status(cfg, (char **) reasons, j); |
1c0333b6 | 1877 | |
18637fdc BP |
1878 | if (status.remote_opstate >= 0) { |
1879 | const char *remote_opstate = status.remote_opstate ? "up" : "down"; | |
1880 | ovsrec_interface_set_cfm_remote_opstate(cfg, remote_opstate); | |
1881 | } else { | |
1882 | ovsrec_interface_set_cfm_remote_opstate(cfg, NULL); | |
1883 | } | |
1884 | ||
9a9e3786 BP |
1885 | ovsrec_interface_set_cfm_remote_mpids(cfg, |
1886 | (const int64_t *)status.rmps, | |
1887 | status.n_rmps); | |
4cd9ab26 BP |
1888 | if (cfm_health >= 0) { |
1889 | ovsrec_interface_set_cfm_health(cfg, &cfm_health, 1); | |
1890 | } else { | |
1891 | ovsrec_interface_set_cfm_health(cfg, NULL, 0); | |
1892 | } | |
3967a833 | 1893 | } |
b31bcf60 EJ |
1894 | } |
1895 | ||
018f1525 BP |
1896 | static void |
1897 | iface_refresh_stats(struct iface *iface) | |
1898 | { | |
98dbe2dd BP |
1899 | #define IFACE_STATS \ |
1900 | IFACE_STAT(rx_packets, "rx_packets") \ | |
1901 | IFACE_STAT(tx_packets, "tx_packets") \ | |
1902 | IFACE_STAT(rx_bytes, "rx_bytes") \ | |
1903 | IFACE_STAT(tx_bytes, "tx_bytes") \ | |
1904 | IFACE_STAT(rx_dropped, "rx_dropped") \ | |
1905 | IFACE_STAT(tx_dropped, "tx_dropped") \ | |
1906 | IFACE_STAT(rx_errors, "rx_errors") \ | |
1907 | IFACE_STAT(tx_errors, "tx_errors") \ | |
1908 | IFACE_STAT(rx_frame_errors, "rx_frame_err") \ | |
1909 | IFACE_STAT(rx_over_errors, "rx_over_err") \ | |
1910 | IFACE_STAT(rx_crc_errors, "rx_crc_err") \ | |
1911 | IFACE_STAT(collisions, "collisions") | |
1912 | ||
c2553db9 BP |
1913 | #define IFACE_STAT(MEMBER, NAME) + 1 |
1914 | enum { N_IFACE_STATS = IFACE_STATS }; | |
98dbe2dd | 1915 | #undef IFACE_STAT |
c2553db9 BP |
1916 | int64_t values[N_IFACE_STATS]; |
1917 | char *keys[N_IFACE_STATS]; | |
1918 | int n; | |
018f1525 BP |
1919 | |
1920 | struct netdev_stats stats; | |
1921 | ||
cfea354b BP |
1922 | if (iface_is_synthetic(iface)) { |
1923 | return; | |
1924 | } | |
1925 | ||
018f1525 BP |
1926 | /* Intentionally ignore return value, since errors will set 'stats' to |
1927 | * all-1s, and we will deal with that correctly below. */ | |
1928 | netdev_get_stats(iface->netdev, &stats); | |
1929 | ||
c2553db9 BP |
1930 | /* Copy statistics into keys[] and values[]. */ |
1931 | n = 0; | |
1932 | #define IFACE_STAT(MEMBER, NAME) \ | |
1933 | if (stats.MEMBER != UINT64_MAX) { \ | |
1934 | keys[n] = NAME; \ | |
1935 | values[n] = stats.MEMBER; \ | |
1936 | n++; \ | |
1937 | } | |
98dbe2dd BP |
1938 | IFACE_STATS; |
1939 | #undef IFACE_STAT | |
c2553db9 | 1940 | ovs_assert(n <= N_IFACE_STATS); |
018f1525 | 1941 | |
c2553db9 | 1942 | ovsrec_interface_set_statistics(iface->cfg, keys, values, n); |
98dbe2dd | 1943 | #undef IFACE_STATS |
018f1525 BP |
1944 | } |
1945 | ||
21f7563c JP |
1946 | static void |
1947 | br_refresh_stp_status(struct bridge *br) | |
1948 | { | |
a699f614 | 1949 | struct smap smap = SMAP_INITIALIZER(&smap); |
21f7563c JP |
1950 | struct ofproto *ofproto = br->ofproto; |
1951 | struct ofproto_stp_status status; | |
21f7563c JP |
1952 | |
1953 | if (ofproto_get_stp_status(ofproto, &status)) { | |
1954 | return; | |
1955 | } | |
1956 | ||
1957 | if (!status.enabled) { | |
a699f614 | 1958 | ovsrec_bridge_set_status(br->cfg, NULL); |
21f7563c JP |
1959 | return; |
1960 | } | |
1961 | ||
a699f614 EJ |
1962 | smap_add_format(&smap, "stp_bridge_id", STP_ID_FMT, |
1963 | STP_ID_ARGS(status.bridge_id)); | |
1964 | smap_add_format(&smap, "stp_designated_root", STP_ID_FMT, | |
1965 | STP_ID_ARGS(status.designated_root)); | |
1966 | smap_add_format(&smap, "stp_root_path_cost", "%d", status.root_path_cost); | |
21f7563c | 1967 | |
a699f614 EJ |
1968 | ovsrec_bridge_set_status(br->cfg, &smap); |
1969 | smap_destroy(&smap); | |
21f7563c JP |
1970 | } |
1971 | ||
1972 | static void | |
1973 | port_refresh_stp_status(struct port *port) | |
1974 | { | |
1975 | struct ofproto *ofproto = port->bridge->ofproto; | |
1976 | struct iface *iface; | |
1977 | struct ofproto_port_stp_status status; | |
a699f614 | 1978 | char *keys[3]; |
80740385 | 1979 | int64_t int_values[3]; |
a699f614 | 1980 | struct smap smap; |
21f7563c | 1981 | |
06b592bc EJ |
1982 | if (port_is_synthetic(port)) { |
1983 | return; | |
1984 | } | |
1985 | ||
21f7563c JP |
1986 | /* STP doesn't currently support bonds. */ |
1987 | if (!list_is_singleton(&port->ifaces)) { | |
a699f614 | 1988 | ovsrec_port_set_status(port->cfg, NULL); |
21f7563c JP |
1989 | return; |
1990 | } | |
1991 | ||
1992 | iface = CONTAINER_OF(list_front(&port->ifaces), struct iface, port_elem); | |
1993 | ||
1994 | if (ofproto_port_get_stp_status(ofproto, iface->ofp_port, &status)) { | |
1995 | return; | |
1996 | } | |
1997 | ||
1998 | if (!status.enabled) { | |
a699f614 | 1999 | ovsrec_port_set_status(port->cfg, NULL); |
80740385 | 2000 | ovsrec_port_set_statistics(port->cfg, NULL, NULL, 0); |
21f7563c JP |
2001 | return; |
2002 | } | |
2003 | ||
80740385 | 2004 | /* Set Status column. */ |
a699f614 EJ |
2005 | smap_init(&smap); |
2006 | smap_add_format(&smap, "stp_port_id", STP_PORT_ID_FMT, status.port_id); | |
2007 | smap_add(&smap, "stp_state", stp_state_name(status.state)); | |
2008 | smap_add_format(&smap, "stp_sec_in_state", "%u", status.sec_in_state); | |
2009 | smap_add(&smap, "stp_role", stp_role_name(status.role)); | |
2010 | ovsrec_port_set_status(port->cfg, &smap); | |
2011 | smap_destroy(&smap); | |
80740385 JP |
2012 | |
2013 | /* Set Statistics column. */ | |
2014 | keys[0] = "stp_tx_count"; | |
2015 | int_values[0] = status.tx_count; | |
2016 | keys[1] = "stp_rx_count"; | |
2017 | int_values[1] = status.rx_count; | |
2018 | keys[2] = "stp_error_count"; | |
2019 | int_values[2] = status.error_count; | |
2020 | ||
2021 | ovsrec_port_set_statistics(port->cfg, keys, int_values, | |
2022 | ARRAY_SIZE(int_values)); | |
21f7563c JP |
2023 | } |
2024 | ||
3fe80505 BP |
2025 | static bool |
2026 | enable_system_stats(const struct ovsrec_open_vswitch *cfg) | |
2027 | { | |
a699f614 | 2028 | return smap_get_bool(&cfg->other_config, "enable-statistics", false); |
3fe80505 BP |
2029 | } |
2030 | ||
ce887677 | 2031 | static void |
35a22d8c | 2032 | reconfigure_system_stats(const struct ovsrec_open_vswitch *cfg) |
ce887677 | 2033 | { |
35a22d8c | 2034 | bool enable = enable_system_stats(cfg); |
ce887677 | 2035 | |
35a22d8c BP |
2036 | system_stats_enable(enable); |
2037 | if (!enable) { | |
2038 | ovsrec_open_vswitch_set_statistics(cfg, NULL); | |
3fe80505 | 2039 | } |
35a22d8c BP |
2040 | } |
2041 | ||
2042 | static void | |
2043 | run_system_stats(void) | |
2044 | { | |
2045 | const struct ovsrec_open_vswitch *cfg = ovsrec_open_vswitch_first(idl); | |
2046 | struct smap *stats; | |
2047 | ||
2048 | stats = system_stats_run(); | |
2049 | if (stats && cfg) { | |
2050 | struct ovsdb_idl_txn *txn; | |
2051 | struct ovsdb_datum datum; | |
2052 | ||
2053 | txn = ovsdb_idl_txn_create(idl); | |
2054 | ovsdb_datum_from_smap(&datum, stats); | |
2055 | ovsdb_idl_txn_write(&cfg->header_, &ovsrec_open_vswitch_col_statistics, | |
2056 | &datum); | |
2057 | ovsdb_idl_txn_commit(txn); | |
2058 | ovsdb_idl_txn_destroy(txn); | |
ce887677 | 2059 | |
35a22d8c BP |
2060 | free(stats); |
2061 | } | |
ce887677 BP |
2062 | } |
2063 | ||
bffc0589 | 2064 | static inline const char * |
f4f1ea7e | 2065 | ofp12_controller_role_to_str(enum ofp12_controller_role role) |
bffc0589 AE |
2066 | { |
2067 | switch (role) { | |
f4f1ea7e | 2068 | case OFPCR12_ROLE_EQUAL: |
bffc0589 | 2069 | return "other"; |
f4f1ea7e | 2070 | case OFPCR12_ROLE_MASTER: |
bffc0589 | 2071 | return "master"; |
f4f1ea7e | 2072 | case OFPCR12_ROLE_SLAVE: |
bffc0589 | 2073 | return "slave"; |
f4f1ea7e | 2074 | case OFPCR12_ROLE_NOCHANGE: |
bffc0589 AE |
2075 | default: |
2076 | return "*** INVALID ROLE ***"; | |
2077 | } | |
2078 | } | |
2079 | ||
2080 | static void | |
5d279086 | 2081 | refresh_controller_status(void) |
bffc0589 | 2082 | { |
5d279086 | 2083 | struct bridge *br; |
bffc0589 AE |
2084 | struct shash info; |
2085 | const struct ovsrec_controller *cfg; | |
2086 | ||
5d279086 AE |
2087 | shash_init(&info); |
2088 | ||
2089 | /* Accumulate status for controllers on all bridges. */ | |
2090 | HMAP_FOR_EACH (br, node, &all_bridges) { | |
2091 | ofproto_get_ofproto_controller_info(br->ofproto, &info); | |
2092 | } | |
bffc0589 | 2093 | |
5d279086 | 2094 | /* Update each controller in the database with current status. */ |
bffc0589 | 2095 | OVSREC_CONTROLLER_FOR_EACH(cfg, idl) { |
eb9b8307 AE |
2096 | struct ofproto_controller_info *cinfo = |
2097 | shash_find_data(&info, cfg->target); | |
2098 | ||
2099 | if (cinfo) { | |
a699f614 EJ |
2100 | struct smap smap = SMAP_INITIALIZER(&smap); |
2101 | const char **values = cinfo->pairs.values; | |
2102 | const char **keys = cinfo->pairs.keys; | |
2103 | size_t i; | |
2104 | ||
2105 | for (i = 0; i < cinfo->pairs.n; i++) { | |
2106 | smap_add(&smap, keys[i], values[i]); | |
2107 | } | |
2108 | ||
eb9b8307 | 2109 | ovsrec_controller_set_is_connected(cfg, cinfo->is_connected); |
f4f1ea7e BP |
2110 | ovsrec_controller_set_role(cfg, ofp12_controller_role_to_str( |
2111 | cinfo->role)); | |
a699f614 EJ |
2112 | ovsrec_controller_set_status(cfg, &smap); |
2113 | smap_destroy(&smap); | |
eb9b8307 AE |
2114 | } else { |
2115 | ovsrec_controller_set_is_connected(cfg, false); | |
2116 | ovsrec_controller_set_role(cfg, NULL); | |
a699f614 | 2117 | ovsrec_controller_set_status(cfg, NULL); |
eb9b8307 | 2118 | } |
bffc0589 AE |
2119 | } |
2120 | ||
2121 | ofproto_free_ofproto_controller_info(&info); | |
2122 | } | |
b40dcae7 BP |
2123 | \f |
2124 | /* "Instant" stats. | |
2125 | * | |
2126 | * Some information in the database must be kept as up-to-date as possible to | |
2127 | * allow controllers to respond rapidly to network outages. We call these | |
2128 | * statistics "instant" stats. | |
2129 | * | |
2130 | * We wish to update these statistics every INSTANT_INTERVAL_MSEC milliseconds, | |
2131 | * assuming that they've changed. The only means we have to determine whether | |
2132 | * they have changed are: | |
2133 | * | |
2134 | * - Try to commit changes to the database. If nothing changed, then | |
2135 | * ovsdb_idl_txn_commit() returns TXN_UNCHANGED, otherwise some other | |
2136 | * value. | |
2137 | * | |
2138 | * - instant_stats_run() is called late in the run loop, after anything that | |
2139 | * might change any of the instant stats. | |
2140 | * | |
2141 | * We use these two facts together to avoid waking the process up every | |
2142 | * INSTANT_INTERVAL_MSEC whether there is any change or not. | |
2143 | */ | |
2144 | ||
2145 | /* Minimum interval between writing updates to the instant stats to the | |
2146 | * database. */ | |
2147 | #define INSTANT_INTERVAL_MSEC 100 | |
2148 | ||
2149 | /* Current instant stats database transaction, NULL if there is no ongoing | |
2150 | * transaction. */ | |
2151 | static struct ovsdb_idl_txn *instant_txn; | |
2152 | ||
2153 | /* Next time (in msec on monotonic clock) at which we will update the instant | |
2154 | * stats. */ | |
2155 | static long long int instant_next_txn = LLONG_MIN; | |
2156 | ||
2157 | /* True if the run loop has run since we last saw that the instant stats were | |
2158 | * unchanged, that is, this is true if we need to wake up at 'instant_next_txn' | |
2159 | * to refresh the instant stats. */ | |
2160 | static bool instant_stats_could_have_changed; | |
bffc0589 | 2161 | |
8f3fe844 | 2162 | static void |
b40dcae7 | 2163 | instant_stats_run(void) |
8f3fe844 | 2164 | { |
b40dcae7 | 2165 | enum ovsdb_idl_txn_status status; |
8f3fe844 | 2166 | |
b40dcae7 BP |
2167 | instant_stats_could_have_changed = true; |
2168 | ||
2169 | if (!instant_txn) { | |
8f3fe844 EJ |
2170 | struct bridge *br; |
2171 | ||
b40dcae7 BP |
2172 | if (time_msec() < instant_next_txn) { |
2173 | return; | |
2174 | } | |
2175 | instant_next_txn = time_msec() + INSTANT_INTERVAL_MSEC; | |
8f3fe844 | 2176 | |
b40dcae7 | 2177 | instant_txn = ovsdb_idl_txn_create(idl); |
8f3fe844 EJ |
2178 | HMAP_FOR_EACH (br, node, &all_bridges) { |
2179 | struct iface *iface; | |
353079d0 EJ |
2180 | struct port *port; |
2181 | ||
2182 | br_refresh_stp_status(br); | |
2183 | ||
2184 | HMAP_FOR_EACH (port, hmap_node, &br->ports) { | |
2185 | port_refresh_stp_status(port); | |
2186 | } | |
8f3fe844 EJ |
2187 | |
2188 | HMAP_FOR_EACH (iface, name_node, &br->iface_by_name) { | |
353079d0 | 2189 | enum netdev_flags flags; |
ccc09689 | 2190 | struct smap smap; |
353079d0 EJ |
2191 | const char *link_state; |
2192 | int64_t link_resets; | |
2193 | int current, error; | |
2194 | ||
2195 | if (iface_is_synthetic(iface)) { | |
2196 | continue; | |
2197 | } | |
2198 | ||
2199 | current = ofproto_port_is_lacp_current(br->ofproto, | |
2200 | iface->ofp_port); | |
2201 | if (current >= 0) { | |
2202 | bool bl = current; | |
2203 | ovsrec_interface_set_lacp_current(iface->cfg, &bl, 1); | |
2204 | } else { | |
2205 | ovsrec_interface_set_lacp_current(iface->cfg, NULL, 0); | |
2206 | } | |
2207 | ||
2208 | error = netdev_get_flags(iface->netdev, &flags); | |
2209 | if (!error) { | |
2210 | const char *state = flags & NETDEV_UP ? "up" : "down"; | |
2211 | ovsrec_interface_set_admin_state(iface->cfg, state); | |
2212 | } else { | |
2213 | ovsrec_interface_set_admin_state(iface->cfg, NULL); | |
2214 | } | |
2215 | ||
2216 | link_state = netdev_get_carrier(iface->netdev) ? "up" : "down"; | |
2217 | ovsrec_interface_set_link_state(iface->cfg, link_state); | |
2218 | ||
2219 | link_resets = netdev_get_carrier_resets(iface->netdev); | |
2220 | ovsrec_interface_set_link_resets(iface->cfg, &link_resets, 1); | |
2221 | ||
8f3fe844 | 2222 | iface_refresh_cfm_stats(iface); |
ccc09689 EJ |
2223 | |
2224 | smap_init(&smap); | |
2225 | if (!ofproto_port_get_bfd_status(br->ofproto, iface->ofp_port, | |
2226 | &smap)) { | |
2227 | ovsrec_interface_set_bfd_status(iface->cfg, &smap); | |
2228 | smap_destroy(&smap); | |
2229 | } | |
8f3fe844 EJ |
2230 | } |
2231 | } | |
2232 | } | |
2233 | ||
b40dcae7 BP |
2234 | status = ovsdb_idl_txn_commit(instant_txn); |
2235 | if (status != TXN_INCOMPLETE) { | |
2236 | ovsdb_idl_txn_destroy(instant_txn); | |
2237 | instant_txn = NULL; | |
2238 | } | |
2239 | if (status == TXN_UNCHANGED) { | |
2240 | instant_stats_could_have_changed = false; | |
8f3fe844 EJ |
2241 | } |
2242 | } | |
2243 | ||
b40dcae7 BP |
2244 | static void |
2245 | instant_stats_wait(void) | |
2246 | { | |
2247 | if (instant_txn) { | |
2248 | ovsdb_idl_txn_wait(instant_txn); | |
2249 | } else if (instant_stats_could_have_changed) { | |
2250 | poll_timer_wait_until(instant_next_txn); | |
2251 | } | |
2252 | } | |
2253 | \f | |
5fcc0d00 BP |
2254 | /* Performs periodic activity required by bridges that needs to be done with |
2255 | * the least possible latency. | |
2256 | * | |
2257 | * It makes sense to call this function a couple of times per poll loop, to | |
2258 | * provide a significant performance boost on some benchmarks with ofprotos | |
2259 | * that use the ofproto-dpif implementation. */ | |
2260 | void | |
2261 | bridge_run_fast(void) | |
2262 | { | |
11a574a7 JP |
2263 | struct sset types; |
2264 | const char *type; | |
5fcc0d00 BP |
2265 | struct bridge *br; |
2266 | ||
11a574a7 JP |
2267 | sset_init(&types); |
2268 | ofproto_enumerate_types(&types); | |
2269 | SSET_FOR_EACH (type, &types) { | |
2270 | ofproto_type_run_fast(type); | |
2271 | } | |
2272 | sset_destroy(&types); | |
2273 | ||
5fcc0d00 BP |
2274 | HMAP_FOR_EACH (br, node, &all_bridges) { |
2275 | ofproto_run_fast(br->ofproto); | |
2276 | } | |
2277 | } | |
2278 | ||
c5187f17 | 2279 | void |
064af421 BP |
2280 | bridge_run(void) |
2281 | { | |
8c0f519f | 2282 | static struct ovsrec_open_vswitch null_cfg; |
d54ff998 | 2283 | const struct ovsrec_open_vswitch *cfg; |
bae7208e | 2284 | struct ovsdb_idl_txn *reconf_txn = NULL; |
11a574a7 JP |
2285 | struct sset types; |
2286 | const char *type; | |
d54ff998 | 2287 | |
52a90c29 | 2288 | bool vlan_splinters_changed; |
c5187f17 | 2289 | struct bridge *br; |
064af421 | 2290 | |
8c0f519f | 2291 | ovsrec_open_vswitch_init(&null_cfg); |
edce886c | 2292 | |
06b6d651 | 2293 | /* (Re)configure if necessary. */ |
bae7208e EJ |
2294 | if (!reconfiguring) { |
2295 | ovsdb_idl_run(idl); | |
06b6d651 | 2296 | |
bae7208e EJ |
2297 | if (ovsdb_idl_is_lock_contended(idl)) { |
2298 | static struct vlog_rate_limit rl = VLOG_RATE_LIMIT_INIT(1, 1); | |
2299 | struct bridge *br, *next_br; | |
06b6d651 | 2300 | |
bae7208e | 2301 | VLOG_ERR_RL(&rl, "another ovs-vswitchd process is running, " |
f9043393 JP |
2302 | "disabling this process (pid %ld) until it goes away", |
2303 | (long int) getpid()); | |
bae7208e EJ |
2304 | |
2305 | HMAP_FOR_EACH_SAFE (br, next_br, node, &all_bridges) { | |
2306 | bridge_destroy(br); | |
2307 | } | |
9f27568d GS |
2308 | /* Since we will not be running system_stats_run() in this process |
2309 | * with the current situation of multiple ovs-vswitchd daemons, | |
2310 | * disable system stats collection. */ | |
2311 | system_stats_enable(false); | |
bae7208e EJ |
2312 | return; |
2313 | } else if (!ovsdb_idl_has_lock(idl)) { | |
2314 | return; | |
06b6d651 | 2315 | } |
06b6d651 BP |
2316 | } |
2317 | cfg = ovsrec_open_vswitch_first(idl); | |
2318 | ||
b0408fca JP |
2319 | /* Initialize the ofproto library. This only needs to run once, but |
2320 | * it must be done after the configuration is set. If the | |
2321 | * initialization has already occurred, bridge_init_ofproto() | |
2322 | * returns immediately. */ | |
2323 | bridge_init_ofproto(cfg); | |
2324 | ||
40358701 GS |
2325 | /* Once the value of flow-restore-wait is false, we no longer should |
2326 | * check its value from the database. */ | |
2327 | if (cfg && ofproto_get_flow_restore_wait()) { | |
2328 | ofproto_set_flow_restore_wait(smap_get_bool(&cfg->other_config, | |
2329 | "flow-restore-wait", false)); | |
2330 | } | |
2331 | ||
11a574a7 JP |
2332 | /* Let each datapath type do the work that it needs to do. */ |
2333 | sset_init(&types); | |
2334 | ofproto_enumerate_types(&types); | |
2335 | SSET_FOR_EACH (type, &types) { | |
2336 | ofproto_type_run(type); | |
2337 | } | |
2338 | sset_destroy(&types); | |
2339 | ||
c5187f17 | 2340 | /* Let each bridge do the work that it needs to do. */ |
764072fd | 2341 | HMAP_FOR_EACH (br, node, &all_bridges) { |
5fcc0d00 | 2342 | ofproto_run(br->ofproto); |
c5187f17 BP |
2343 | } |
2344 | ||
d6da96ce BP |
2345 | /* Re-configure SSL. We do this on every trip through the main loop, |
2346 | * instead of just when the database changes, because the contents of the | |
2347 | * key and certificate files can change without the database changing. | |
2348 | * | |
2349 | * We do this before bridge_reconfigure() because that function might | |
2350 | * initiate SSL connections and thus requires SSL to be configured. */ | |
2351 | if (cfg && cfg->ssl) { | |
2352 | const struct ovsrec_ssl *ssl = cfg->ssl; | |
2353 | ||
2354 | stream_ssl_set_key_and_cert(ssl->private_key, ssl->certificate); | |
2355 | stream_ssl_set_ca_cert_file(ssl->ca_cert, ssl->bootstrap_ca_cert); | |
2356 | } | |
bf8f2167 | 2357 | |
bae7208e EJ |
2358 | if (!reconfiguring) { |
2359 | /* If VLAN splinters are in use, then we need to reconfigure if VLAN | |
2360 | * usage has changed. */ | |
2361 | vlan_splinters_changed = false; | |
2362 | if (vlan_splinters_enabled_anywhere) { | |
2363 | HMAP_FOR_EACH (br, node, &all_bridges) { | |
2364 | if (ofproto_has_vlan_usage_changed(br->ofproto)) { | |
2365 | vlan_splinters_changed = true; | |
2366 | break; | |
2367 | } | |
2368 | } | |
2369 | } | |
2370 | ||
2371 | if (ovsdb_idl_get_seqno(idl) != idl_seqno || vlan_splinters_changed) { | |
2372 | idl_seqno = ovsdb_idl_get_seqno(idl); | |
2373 | if (cfg) { | |
2374 | reconf_txn = ovsdb_idl_txn_create(idl); | |
2375 | bridge_reconfigure(cfg); | |
2376 | } else { | |
2377 | /* We still need to reconfigure to avoid dangling pointers to | |
2378 | * now-destroyed ovsrec structures inside bridge data. */ | |
2379 | bridge_reconfigure(&null_cfg); | |
52a90c29 BP |
2380 | } |
2381 | } | |
2382 | } | |
2383 | ||
bae7208e | 2384 | if (reconfiguring) { |
ff02e9a5 BP |
2385 | if (!reconf_txn) { |
2386 | reconf_txn = ovsdb_idl_txn_create(idl); | |
2387 | } | |
2388 | ||
2389 | if (bridge_reconfigure_continue(cfg ? cfg : &null_cfg)) { | |
2390 | reconfiguring = false; | |
2391 | ||
2392 | if (cfg) { | |
bae7208e EJ |
2393 | ovsrec_open_vswitch_set_cur_cfg(cfg, cfg->next_cfg); |
2394 | } | |
ff02e9a5 BP |
2395 | |
2396 | /* If we are completing our initial configuration for this run | |
2397 | * of ovs-vswitchd, then keep the transaction around to monitor | |
2398 | * it for completion. */ | |
2399 | if (!initial_config_done) { | |
2400 | initial_config_done = true; | |
2401 | daemonize_txn = reconf_txn; | |
2402 | reconf_txn = NULL; | |
2403 | } | |
064af421 BP |
2404 | } |
2405 | } | |
018f1525 | 2406 | |
bae7208e EJ |
2407 | if (reconf_txn) { |
2408 | ovsdb_idl_txn_commit(reconf_txn); | |
2409 | ovsdb_idl_txn_destroy(reconf_txn); | |
2410 | reconf_txn = NULL; | |
2411 | } | |
2412 | ||
63ff04e8 BP |
2413 | if (daemonize_txn) { |
2414 | enum ovsdb_idl_txn_status status = ovsdb_idl_txn_commit(daemonize_txn); | |
2415 | if (status != TXN_INCOMPLETE) { | |
2416 | ovsdb_idl_txn_destroy(daemonize_txn); | |
2417 | daemonize_txn = NULL; | |
2418 | ||
2419 | /* ovs-vswitchd has completed initialization, so allow the | |
2420 | * process that forked us to exit successfully. */ | |
2421 | daemonize_complete(); | |
2422 | ||
2423 | VLOG_INFO_ONCE("%s (Open vSwitch) %s", program_name, VERSION); | |
2424 | } | |
2425 | } | |
2426 | ||
35a22d8c BP |
2427 | /* Refresh interface and mirror stats if necessary. */ |
2428 | if (time_msec() >= iface_stats_timer) { | |
ce887677 BP |
2429 | if (cfg) { |
2430 | struct ovsdb_idl_txn *txn; | |
018f1525 | 2431 | |
ce887677 | 2432 | txn = ovsdb_idl_txn_create(idl); |
764072fd | 2433 | HMAP_FOR_EACH (br, node, &all_bridges) { |
8052fb14 | 2434 | struct port *port; |
9d24de3b | 2435 | struct mirror *m; |
018f1525 | 2436 | |
8052fb14 | 2437 | HMAP_FOR_EACH (port, hmap_node, &br->ports) { |
83db7968 | 2438 | struct iface *iface; |
018f1525 | 2439 | |
83db7968 | 2440 | LIST_FOR_EACH (iface, port_elem, &port->ifaces) { |
ce887677 | 2441 | iface_refresh_stats(iface); |
ea763e0e | 2442 | iface_refresh_status(iface); |
ce887677 | 2443 | } |
018f1525 | 2444 | } |
9d24de3b JP |
2445 | |
2446 | HMAP_FOR_EACH (m, hmap_node, &br->mirrors) { | |
2447 | mirror_refresh_stats(m); | |
2448 | } | |
2449 | ||
018f1525 | 2450 | } |
5d279086 | 2451 | refresh_controller_status(); |
ce887677 BP |
2452 | ovsdb_idl_txn_commit(txn); |
2453 | ovsdb_idl_txn_destroy(txn); /* XXX */ | |
018f1525 | 2454 | } |
018f1525 | 2455 | |
35a22d8c | 2456 | iface_stats_timer = time_msec() + IFACE_STATS_INTERVAL; |
018f1525 | 2457 | } |
6586adf5 | 2458 | |
35a22d8c | 2459 | run_system_stats(); |
b40dcae7 | 2460 | instant_stats_run(); |
064af421 BP |
2461 | } |
2462 | ||
2463 | void | |
2464 | bridge_wait(void) | |
2465 | { | |
11a574a7 JP |
2466 | struct sset types; |
2467 | const char *type; | |
2468 | ||
c5187f17 | 2469 | ovsdb_idl_wait(idl); |
63ff04e8 BP |
2470 | if (daemonize_txn) { |
2471 | ovsdb_idl_txn_wait(daemonize_txn); | |
2472 | } | |
c7e7bb21 | 2473 | |
bae7208e | 2474 | if (reconfiguring) { |
c7e7bb21 EJ |
2475 | poll_immediate_wake(); |
2476 | } | |
2477 | ||
11a574a7 JP |
2478 | sset_init(&types); |
2479 | ofproto_enumerate_types(&types); | |
2480 | SSET_FOR_EACH (type, &types) { | |
2481 | ofproto_type_wait(type); | |
2482 | } | |
2483 | sset_destroy(&types); | |
2484 | ||
06b6d651 BP |
2485 | if (!hmap_is_empty(&all_bridges)) { |
2486 | struct bridge *br; | |
6586adf5 | 2487 | |
06b6d651 BP |
2488 | HMAP_FOR_EACH (br, node, &all_bridges) { |
2489 | ofproto_wait(br->ofproto); | |
2490 | } | |
35a22d8c | 2491 | poll_timer_wait_until(iface_stats_timer); |
6586adf5 | 2492 | } |
35a22d8c BP |
2493 | |
2494 | system_stats_wait(); | |
b40dcae7 | 2495 | instant_stats_wait(); |
064af421 | 2496 | } |
0d085684 BP |
2497 | |
2498 | /* Adds some memory usage statistics for bridges into 'usage', for use with | |
2499 | * memory_report(). */ | |
2500 | void | |
2501 | bridge_get_memory_usage(struct simap *usage) | |
2502 | { | |
2503 | struct bridge *br; | |
2504 | ||
2505 | HMAP_FOR_EACH (br, node, &all_bridges) { | |
2506 | ofproto_get_memory_usage(br->ofproto, usage); | |
2507 | } | |
2508 | } | |
8c4c1387 | 2509 | \f |
e8fe3026 EJ |
2510 | /* QoS unixctl user interface functions. */ |
2511 | ||
2512 | struct qos_unixctl_show_cbdata { | |
2513 | struct ds *ds; | |
2514 | struct iface *iface; | |
2515 | }; | |
2516 | ||
2517 | static void | |
2518 | qos_unixctl_show_cb(unsigned int queue_id, | |
79f1cbe9 | 2519 | const struct smap *details, |
e8fe3026 EJ |
2520 | void *aux) |
2521 | { | |
2522 | struct qos_unixctl_show_cbdata *data = aux; | |
2523 | struct ds *ds = data->ds; | |
2524 | struct iface *iface = data->iface; | |
2525 | struct netdev_queue_stats stats; | |
79f1cbe9 | 2526 | struct smap_node *node; |
e8fe3026 EJ |
2527 | int error; |
2528 | ||
2529 | ds_put_cstr(ds, "\n"); | |
2530 | if (queue_id) { | |
2531 | ds_put_format(ds, "Queue %u:\n", queue_id); | |
2532 | } else { | |
2533 | ds_put_cstr(ds, "Default:\n"); | |
2534 | } | |
2535 | ||
79f1cbe9 EJ |
2536 | SMAP_FOR_EACH (node, details) { |
2537 | ds_put_format(ds, "\t%s: %s\n", node->key, node->value); | |
e8fe3026 EJ |
2538 | } |
2539 | ||
2540 | error = netdev_get_queue_stats(iface->netdev, queue_id, &stats); | |
2541 | if (!error) { | |
2542 | if (stats.tx_packets != UINT64_MAX) { | |
2543 | ds_put_format(ds, "\ttx_packets: %"PRIu64"\n", stats.tx_packets); | |
2544 | } | |
2545 | ||
2546 | if (stats.tx_bytes != UINT64_MAX) { | |
2547 | ds_put_format(ds, "\ttx_bytes: %"PRIu64"\n", stats.tx_bytes); | |
2548 | } | |
2549 | ||
2550 | if (stats.tx_errors != UINT64_MAX) { | |
2551 | ds_put_format(ds, "\ttx_errors: %"PRIu64"\n", stats.tx_errors); | |
2552 | } | |
2553 | } else { | |
2554 | ds_put_format(ds, "\tFailed to get statistics for queue %u: %s", | |
2555 | queue_id, strerror(error)); | |
2556 | } | |
2557 | } | |
2558 | ||
2559 | static void | |
0e15264f BP |
2560 | qos_unixctl_show(struct unixctl_conn *conn, int argc OVS_UNUSED, |
2561 | const char *argv[], void *aux OVS_UNUSED) | |
e8fe3026 EJ |
2562 | { |
2563 | struct ds ds = DS_EMPTY_INITIALIZER; | |
79f1cbe9 | 2564 | struct smap smap = SMAP_INITIALIZER(&smap); |
e8fe3026 EJ |
2565 | struct iface *iface; |
2566 | const char *type; | |
79f1cbe9 | 2567 | struct smap_node *node; |
e8fe3026 EJ |
2568 | struct qos_unixctl_show_cbdata data; |
2569 | int error; | |
2570 | ||
0e15264f | 2571 | iface = iface_find(argv[1]); |
e8fe3026 | 2572 | if (!iface) { |
bde9f75d | 2573 | unixctl_command_reply_error(conn, "no such interface"); |
e8fe3026 EJ |
2574 | return; |
2575 | } | |
2576 | ||
79f1cbe9 | 2577 | netdev_get_qos(iface->netdev, &type, &smap); |
e8fe3026 EJ |
2578 | |
2579 | if (*type != '\0') { | |
2580 | ds_put_format(&ds, "QoS: %s %s\n", iface->name, type); | |
2581 | ||
79f1cbe9 EJ |
2582 | SMAP_FOR_EACH (node, &smap) { |
2583 | ds_put_format(&ds, "%s: %s\n", node->key, node->value); | |
e8fe3026 EJ |
2584 | } |
2585 | ||
2586 | data.ds = &ds; | |
2587 | data.iface = iface; | |
2588 | error = netdev_dump_queues(iface->netdev, qos_unixctl_show_cb, &data); | |
2589 | ||
2590 | if (error) { | |
2591 | ds_put_format(&ds, "failed to dump queues: %s", strerror(error)); | |
2592 | } | |
bde9f75d | 2593 | unixctl_command_reply(conn, ds_cstr(&ds)); |
e8fe3026 EJ |
2594 | } else { |
2595 | ds_put_format(&ds, "QoS not configured on %s\n", iface->name); | |
bde9f75d | 2596 | unixctl_command_reply_error(conn, ds_cstr(&ds)); |
e8fe3026 EJ |
2597 | } |
2598 | ||
79f1cbe9 | 2599 | smap_destroy(&smap); |
e8fe3026 EJ |
2600 | ds_destroy(&ds); |
2601 | } | |
2602 | \f | |
064af421 | 2603 | /* Bridge reconfiguration functions. */ |
66da9bef | 2604 | static void |
1a6f1e2a | 2605 | bridge_create(const struct ovsrec_bridge *br_cfg) |
064af421 BP |
2606 | { |
2607 | struct bridge *br; | |
064af421 | 2608 | |
cb22974d | 2609 | ovs_assert(!bridge_lookup(br_cfg->name)); |
ec6fde61 | 2610 | br = xzalloc(sizeof *br); |
064af421 | 2611 | |
1a6f1e2a | 2612 | br->name = xstrdup(br_cfg->name); |
f79e673f | 2613 | br->type = xstrdup(ofproto_normalize_type(br_cfg->datapath_type)); |
1a6f1e2a | 2614 | br->cfg = br_cfg; |
e3f55cb8 BP |
2615 | |
2616 | /* Derive the default Ethernet address from the bridge's UUID. This should | |
2617 | * be unique and it will be stable between ovs-vswitchd runs. */ | |
2618 | memcpy(br->default_ea, &br_cfg->header_.uuid, ETH_ADDR_LEN); | |
2619 | eth_addr_mark_random(br->default_ea); | |
064af421 | 2620 | |
8052fb14 | 2621 | hmap_init(&br->ports); |
d9a8717a | 2622 | hmap_init(&br->ifaces); |
ebea37cc | 2623 | hmap_init(&br->iface_by_name); |
fa066f01 | 2624 | hmap_init(&br->mirrors); |
4a1ee6ae | 2625 | |
bae7208e EJ |
2626 | hmap_init(&br->if_cfg_todo); |
2627 | list_init(&br->ofpp_garbage); | |
2628 | ||
764072fd | 2629 | hmap_insert(&all_bridges, &br->node, hash_string(br->name, 0)); |
064af421 BP |
2630 | } |
2631 | ||
2632 | static void | |
2633 | bridge_destroy(struct bridge *br) | |
2634 | { | |
2635 | if (br) { | |
fa066f01 BP |
2636 | struct mirror *mirror, *next_mirror; |
2637 | struct port *port, *next_port; | |
bae7208e EJ |
2638 | struct if_cfg *if_cfg, *next_if_cfg; |
2639 | struct ofpp_garbage *garbage, *next_garbage; | |
064af421 | 2640 | |
fa066f01 | 2641 | HMAP_FOR_EACH_SAFE (port, next_port, hmap_node, &br->ports) { |
8052fb14 | 2642 | port_destroy(port); |
064af421 | 2643 | } |
fa066f01 BP |
2644 | HMAP_FOR_EACH_SAFE (mirror, next_mirror, hmap_node, &br->mirrors) { |
2645 | mirror_destroy(mirror); | |
f76e2dfc | 2646 | } |
bae7208e EJ |
2647 | HMAP_FOR_EACH_SAFE (if_cfg, next_if_cfg, hmap_node, &br->if_cfg_todo) { |
2648 | hmap_remove(&br->if_cfg_todo, &if_cfg->hmap_node); | |
2649 | free(if_cfg); | |
2650 | } | |
2651 | LIST_FOR_EACH_SAFE (garbage, next_garbage, list_node, | |
2652 | &br->ofpp_garbage) { | |
2653 | list_remove(&garbage->list_node); | |
2654 | free(garbage); | |
2655 | } | |
2656 | ||
764072fd | 2657 | hmap_remove(&all_bridges, &br->node); |
6d6ab93e | 2658 | ofproto_destroy(br->ofproto); |
d9a8717a | 2659 | hmap_destroy(&br->ifaces); |
8052fb14 | 2660 | hmap_destroy(&br->ports); |
ebea37cc | 2661 | hmap_destroy(&br->iface_by_name); |
fa066f01 | 2662 | hmap_destroy(&br->mirrors); |
bae7208e | 2663 | hmap_destroy(&br->if_cfg_todo); |
064af421 | 2664 | free(br->name); |
66da9bef | 2665 | free(br->type); |
064af421 BP |
2666 | free(br); |
2667 | } | |
2668 | } | |
2669 | ||
2670 | static struct bridge * | |
2671 | bridge_lookup(const char *name) | |
2672 | { | |
2673 | struct bridge *br; | |
2674 | ||
764072fd | 2675 | HMAP_FOR_EACH_WITH_HASH (br, node, hash_string(name, 0), &all_bridges) { |
064af421 BP |
2676 | if (!strcmp(br->name, name)) { |
2677 | return br; | |
2678 | } | |
2679 | } | |
2680 | return NULL; | |
2681 | } | |
2682 | ||
4f2cad2c JP |
2683 | /* Handle requests for a listing of all flows known by the OpenFlow |
2684 | * stack, including those normally hidden. */ | |
2685 | static void | |
0e15264f BP |
2686 | bridge_unixctl_dump_flows(struct unixctl_conn *conn, int argc OVS_UNUSED, |
2687 | const char *argv[], void *aux OVS_UNUSED) | |
4f2cad2c JP |
2688 | { |
2689 | struct bridge *br; | |
2690 | struct ds results; | |
d295e8e9 | 2691 | |
0e15264f | 2692 | br = bridge_lookup(argv[1]); |
4f2cad2c | 2693 | if (!br) { |
bde9f75d | 2694 | unixctl_command_reply_error(conn, "Unknown bridge"); |
4f2cad2c JP |
2695 | return; |
2696 | } | |
2697 | ||
2698 | ds_init(&results); | |
2699 | ofproto_get_all_flows(br->ofproto, &results); | |
2700 | ||
bde9f75d | 2701 | unixctl_command_reply(conn, ds_cstr(&results)); |
4f2cad2c JP |
2702 | ds_destroy(&results); |
2703 | } | |
2704 | ||
fa05809b BP |
2705 | /* "bridge/reconnect [BRIDGE]": makes BRIDGE drop all of its controller |
2706 | * connections and reconnect. If BRIDGE is not specified, then all bridges | |
2707 | * drop their controller connections and reconnect. */ | |
2708 | static void | |
0e15264f BP |
2709 | bridge_unixctl_reconnect(struct unixctl_conn *conn, int argc, |
2710 | const char *argv[], void *aux OVS_UNUSED) | |
fa05809b BP |
2711 | { |
2712 | struct bridge *br; | |
0e15264f BP |
2713 | if (argc > 1) { |
2714 | br = bridge_lookup(argv[1]); | |
fa05809b | 2715 | if (!br) { |
bde9f75d | 2716 | unixctl_command_reply_error(conn, "Unknown bridge"); |
fa05809b BP |
2717 | return; |
2718 | } | |
2719 | ofproto_reconnect_controllers(br->ofproto); | |
2720 | } else { | |
764072fd | 2721 | HMAP_FOR_EACH (br, node, &all_bridges) { |
fa05809b BP |
2722 | ofproto_reconnect_controllers(br->ofproto); |
2723 | } | |
2724 | } | |
bde9f75d | 2725 | unixctl_command_reply(conn, NULL); |
fa05809b BP |
2726 | } |
2727 | ||
76ce9432 | 2728 | static size_t |
1a048029 | 2729 | bridge_get_controllers(const struct bridge *br, |
76ce9432 | 2730 | struct ovsrec_controller ***controllersp) |
064af421 | 2731 | { |
76ce9432 BP |
2732 | struct ovsrec_controller **controllers; |
2733 | size_t n_controllers; | |
064af421 | 2734 | |
1a048029 JP |
2735 | controllers = br->cfg->controller; |
2736 | n_controllers = br->cfg->n_controller; | |
76343538 | 2737 | |
76ce9432 BP |
2738 | if (n_controllers == 1 && !strcmp(controllers[0]->target, "none")) { |
2739 | controllers = NULL; | |
2740 | n_controllers = 0; | |
064af421 | 2741 | } |
76343538 | 2742 | |
76ce9432 BP |
2743 | if (controllersp) { |
2744 | *controllersp = controllers; | |
2745 | } | |
2746 | return n_controllers; | |
064af421 BP |
2747 | } |
2748 | ||
bae7208e EJ |
2749 | static void |
2750 | bridge_queue_if_cfg(struct bridge *br, | |
2751 | const struct ovsrec_interface *cfg, | |
2752 | const struct ovsrec_port *parent) | |
2753 | { | |
2754 | struct if_cfg *if_cfg = xmalloc(sizeof *if_cfg); | |
2755 | ||
2756 | if_cfg->cfg = cfg; | |
2757 | if_cfg->parent = parent; | |
558e2cc5 | 2758 | if_cfg->ofport = iface_pick_ofport(cfg); |
bae7208e EJ |
2759 | hmap_insert(&br->if_cfg_todo, &if_cfg->hmap_node, |
2760 | hash_string(if_cfg->cfg->name, 0)); | |
2761 | } | |
2762 | ||
2763 | /* Deletes "struct port"s and "struct iface"s under 'br' which aren't | |
2764 | * consistent with 'br->cfg'. Updates 'br->if_cfg_queue' with interfaces which | |
2765 | * 'br' needs to complete its configuration. */ | |
064af421 | 2766 | static void |
52a90c29 BP |
2767 | bridge_add_del_ports(struct bridge *br, |
2768 | const unsigned long int *splinter_vlans) | |
064af421 | 2769 | { |
bae7208e | 2770 | struct shash_node *port_node; |
8052fb14 | 2771 | struct port *port, *next; |
8052fb14 | 2772 | struct shash new_ports; |
6ae39834 | 2773 | size_t i; |
064af421 | 2774 | |
cb22974d | 2775 | ovs_assert(hmap_is_empty(&br->if_cfg_todo)); |
bae7208e | 2776 | |
064af421 | 2777 | /* Collect new ports. */ |
76343538 BP |
2778 | shash_init(&new_ports); |
2779 | for (i = 0; i < br->cfg->n_ports; i++) { | |
2780 | const char *name = br->cfg->ports[i]->name; | |
2781 | if (!shash_add_once(&new_ports, name, br->cfg->ports[i])) { | |
2782 | VLOG_WARN("bridge %s: %s specified twice as bridge port", | |
2783 | br->name, name); | |
2784 | } | |
2785 | } | |
b5827b24 BP |
2786 | if (bridge_get_controllers(br, NULL) |
2787 | && !shash_find(&new_ports, br->name)) { | |
cfea354b BP |
2788 | VLOG_WARN("bridge %s: no port named %s, synthesizing one", |
2789 | br->name, br->name); | |
72865317 | 2790 | |
a699f614 EJ |
2791 | ovsrec_interface_init(&br->synth_local_iface); |
2792 | ovsrec_port_init(&br->synth_local_port); | |
2793 | ||
cfea354b BP |
2794 | br->synth_local_port.interfaces = &br->synth_local_ifacep; |
2795 | br->synth_local_port.n_interfaces = 1; | |
2796 | br->synth_local_port.name = br->name; | |
2797 | ||
2798 | br->synth_local_iface.name = br->name; | |
66da9bef | 2799 | br->synth_local_iface.type = "internal"; |
cfea354b BP |
2800 | |
2801 | br->synth_local_ifacep = &br->synth_local_iface; | |
2802 | ||
2803 | shash_add(&new_ports, br->name, &br->synth_local_port); | |
064af421 | 2804 | } |
064af421 | 2805 | |
52a90c29 BP |
2806 | if (splinter_vlans) { |
2807 | add_vlan_splinter_ports(br, splinter_vlans, &new_ports); | |
2808 | } | |
2809 | ||
4a1ee6ae | 2810 | /* Get rid of deleted ports. |
a70e4b2a | 2811 | * Get rid of deleted interfaces on ports that still exist. */ |
8052fb14 | 2812 | HMAP_FOR_EACH_SAFE (port, next, hmap_node, &br->ports) { |
66da9bef BP |
2813 | port->cfg = shash_find_data(&new_ports, port->name); |
2814 | if (!port->cfg) { | |
4a1ee6ae BP |
2815 | port_destroy(port); |
2816 | } else { | |
66da9bef | 2817 | port_del_ifaces(port); |
064af421 BP |
2818 | } |
2819 | } | |
4a1ee6ae | 2820 | |
b54441b3 BP |
2821 | /* Update iface->cfg and iface->type in interfaces that still exist. |
2822 | * Add new interfaces to creation queue. */ | |
bae7208e EJ |
2823 | SHASH_FOR_EACH (port_node, &new_ports) { |
2824 | const struct ovsrec_port *port = port_node->data; | |
2825 | size_t i; | |
2826 | ||
2827 | for (i = 0; i < port->n_interfaces; i++) { | |
2828 | const struct ovsrec_interface *cfg = port->interfaces[i]; | |
2829 | struct iface *iface = iface_lookup(br, cfg->name); | |
046f1f89 | 2830 | const char *type = iface_get_type(cfg, br->cfg); |
bae7208e EJ |
2831 | |
2832 | if (iface) { | |
2833 | iface->cfg = cfg; | |
046f1f89 | 2834 | iface->type = type; |
0faed346 EJ |
2835 | } else if (!strcmp(type, "null")) { |
2836 | VLOG_WARN_ONCE("%s: The null interface type is deprecated and" | |
2837 | " may be removed in February 2013. Please email" | |
2838 | " dev@openvswitch.org with concerns.", | |
2839 | cfg->name); | |
2840 | } else { | |
bae7208e EJ |
2841 | bridge_queue_if_cfg(br, cfg, port); |
2842 | } | |
ceb4559f | 2843 | } |
064af421 | 2844 | } |
bae7208e | 2845 | |
76343538 | 2846 | shash_destroy(&new_ports); |
064af421 BP |
2847 | } |
2848 | ||
7d674866 BP |
2849 | /* Initializes 'oc' appropriately as a management service controller for |
2850 | * 'br'. | |
2851 | * | |
2852 | * The caller must free oc->target when it is no longer needed. */ | |
2853 | static void | |
2854 | bridge_ofproto_controller_for_mgmt(const struct bridge *br, | |
2855 | struct ofproto_controller *oc) | |
2856 | { | |
b43c6fe2 | 2857 | oc->target = xasprintf("punix:%s/%s.mgmt", ovs_rundir(), br->name); |
7d674866 BP |
2858 | oc->max_backoff = 0; |
2859 | oc->probe_interval = 60; | |
2860 | oc->band = OFPROTO_OUT_OF_BAND; | |
7d674866 BP |
2861 | oc->rate_limit = 0; |
2862 | oc->burst_limit = 0; | |
9886b662 | 2863 | oc->enable_async_msgs = true; |
7d674866 BP |
2864 | } |
2865 | ||
2866 | /* Converts ovsrec_controller 'c' into an ofproto_controller in 'oc'. */ | |
2867 | static void | |
2868 | bridge_ofproto_controller_from_ovsrec(const struct ovsrec_controller *c, | |
2869 | struct ofproto_controller *oc) | |
2870 | { | |
a699f614 | 2871 | int dscp; |
f125905c | 2872 | |
7d674866 BP |
2873 | oc->target = c->target; |
2874 | oc->max_backoff = c->max_backoff ? *c->max_backoff / 1000 : 8; | |
2875 | oc->probe_interval = c->inactivity_probe ? *c->inactivity_probe / 1000 : 5; | |
2876 | oc->band = (!c->connection_mode || !strcmp(c->connection_mode, "in-band") | |
2877 | ? OFPROTO_IN_BAND : OFPROTO_OUT_OF_BAND); | |
7d674866 BP |
2878 | oc->rate_limit = c->controller_rate_limit ? *c->controller_rate_limit : 0; |
2879 | oc->burst_limit = (c->controller_burst_limit | |
2880 | ? *c->controller_burst_limit : 0); | |
9886b662 BP |
2881 | oc->enable_async_msgs = (!c->enable_async_messages |
2882 | || *c->enable_async_messages); | |
a699f614 EJ |
2883 | dscp = smap_get_int(&c->other_config, "dscp", DSCP_DEFAULT); |
2884 | if (dscp < 0 || dscp > 63) { | |
2885 | dscp = DSCP_DEFAULT; | |
f125905c | 2886 | } |
a699f614 | 2887 | oc->dscp = dscp; |
7d674866 BP |
2888 | } |
2889 | ||
2890 | /* Configures the IP stack for 'br''s local interface properly according to the | |
2891 | * configuration in 'c'. */ | |
2892 | static void | |
2893 | bridge_configure_local_iface_netdev(struct bridge *br, | |
2894 | struct ovsrec_controller *c) | |
2895 | { | |
2896 | struct netdev *netdev; | |
2897 | struct in_addr mask, gateway; | |
2898 | ||
2899 | struct iface *local_iface; | |
2900 | struct in_addr ip; | |
2901 | ||
7d674866 | 2902 | /* If there's no local interface or no IP address, give up. */ |
892815f5 | 2903 | local_iface = iface_from_ofp_port(br, OFPP_LOCAL); |
7d674866 BP |
2904 | if (!local_iface || !c->local_ip || !inet_aton(c->local_ip, &ip)) { |
2905 | return; | |
2906 | } | |
2907 | ||
2908 | /* Bring up the local interface. */ | |
2909 | netdev = local_iface->netdev; | |
4b609110 | 2910 | netdev_turn_flags_on(netdev, NETDEV_UP, NULL); |
7d674866 BP |
2911 | |
2912 | /* Configure the IP address and netmask. */ | |
2913 | if (!c->local_netmask | |
2914 | || !inet_aton(c->local_netmask, &mask) | |
2915 | || !mask.s_addr) { | |
2916 | mask.s_addr = guess_netmask(ip.s_addr); | |
2917 | } | |
2918 | if (!netdev_set_in4(netdev, ip, mask)) { | |
2919 | VLOG_INFO("bridge %s: configured IP address "IP_FMT", netmask "IP_FMT, | |
ed36537e | 2920 | br->name, IP_ARGS(ip.s_addr), IP_ARGS(mask.s_addr)); |
7d674866 BP |
2921 | } |
2922 | ||
2923 | /* Configure the default gateway. */ | |
2924 | if (c->local_gateway | |
2925 | && inet_aton(c->local_gateway, &gateway) | |
2926 | && gateway.s_addr) { | |
2927 | if (!netdev_add_router(netdev, gateway)) { | |
2928 | VLOG_INFO("bridge %s: configured gateway "IP_FMT, | |
ed36537e | 2929 | br->name, IP_ARGS(gateway.s_addr)); |
7d674866 BP |
2930 | } |
2931 | } | |
2932 | } | |
2933 | ||
cb4ef1ea BP |
2934 | /* Returns true if 'a' and 'b' are the same except that any number of slashes |
2935 | * in either string are treated as equal to any number of slashes in the other, | |
329e3462 PR |
2936 | * e.g. "x///y" is equal to "x/y". |
2937 | * | |
2938 | * Also, if 'b_stoplen' bytes from 'b' are found to be equal to corresponding | |
2939 | * bytes from 'a', the function considers this success. Specify 'b_stoplen' as | |
2940 | * SIZE_MAX to compare all of 'a' to all of 'b' rather than just a prefix of | |
2941 | * 'b' against a prefix of 'a'. | |
2942 | */ | |
cb4ef1ea | 2943 | static bool |
329e3462 | 2944 | equal_pathnames(const char *a, const char *b, size_t b_stoplen) |
cb4ef1ea | 2945 | { |
329e3462 | 2946 | const char *b_start = b; |
4a1d4e86 BP |
2947 | for (;;) { |
2948 | if (b - b_start >= b_stoplen) { | |
2949 | return true; | |
2950 | } else if (*a != *b) { | |
2951 | return false; | |
2952 | } else if (*a == '/') { | |
cb4ef1ea BP |
2953 | a += strspn(a, "/"); |
2954 | b += strspn(b, "/"); | |
2955 | } else if (*a == '\0') { | |
2956 | return true; | |
2957 | } else { | |
2958 | a++; | |
2959 | b++; | |
2960 | } | |
2961 | } | |
cb4ef1ea BP |
2962 | } |
2963 | ||
064af421 | 2964 | static void |
fa066f01 BP |
2965 | bridge_configure_remotes(struct bridge *br, |
2966 | const struct sockaddr_in *managers, size_t n_managers) | |
064af421 | 2967 | { |
a699f614 | 2968 | bool disable_in_band; |
b1da6250 | 2969 | |
76ce9432 BP |
2970 | struct ovsrec_controller **controllers; |
2971 | size_t n_controllers; | |
7d674866 | 2972 | |
66da9bef | 2973 | enum ofproto_fail_mode fail_mode; |
7d674866 BP |
2974 | |
2975 | struct ofproto_controller *ocs; | |
2976 | size_t n_ocs; | |
2977 | size_t i; | |
064af421 | 2978 | |
8731b2b6 | 2979 | /* Check if we should disable in-band control on this bridge. */ |
a699f614 EJ |
2980 | disable_in_band = smap_get_bool(&br->cfg->other_config, "disable-in-band", |
2981 | false); | |
8731b2b6 | 2982 | |
b1da6250 | 2983 | /* Set OpenFlow queue ID for in-band control. */ |
a699f614 EJ |
2984 | ofproto_set_in_band_queue(br->ofproto, |
2985 | smap_get_int(&br->cfg->other_config, | |
2986 | "in-band-queue", -1)); | |
b1da6250 | 2987 | |
8731b2b6 JP |
2988 | if (disable_in_band) { |
2989 | ofproto_set_extra_in_band_remotes(br->ofproto, NULL, 0); | |
2990 | } else { | |
2991 | ofproto_set_extra_in_band_remotes(br->ofproto, managers, n_managers); | |
2992 | } | |
cd11000b | 2993 | |
1a048029 | 2994 | n_controllers = bridge_get_controllers(br, &controllers); |
064af421 | 2995 | |
7d674866 BP |
2996 | ocs = xmalloc((n_controllers + 1) * sizeof *ocs); |
2997 | n_ocs = 0; | |
064af421 | 2998 | |
7d674866 BP |
2999 | bridge_ofproto_controller_for_mgmt(br, &ocs[n_ocs++]); |
3000 | for (i = 0; i < n_controllers; i++) { | |
3001 | struct ovsrec_controller *c = controllers[i]; | |
76ce9432 | 3002 | |
7d674866 BP |
3003 | if (!strncmp(c->target, "punix:", 6) |
3004 | || !strncmp(c->target, "unix:", 5)) { | |
3005 | static struct vlog_rate_limit rl = VLOG_RATE_LIMIT_INIT(1, 5); | |
cb4ef1ea BP |
3006 | char *whitelist; |
3007 | ||
329e3462 PR |
3008 | if (!strncmp(c->target, "unix:", 5)) { |
3009 | /* Connect to a listening socket */ | |
3010 | whitelist = xasprintf("unix:%s/", ovs_rundir()); | |
2c487bc8 PR |
3011 | if (strchr(c->target, '/') && |
3012 | !equal_pathnames(c->target, whitelist, | |
3013 | strlen(whitelist))) { | |
3014 | /* Absolute path specified, but not in ovs_rundir */ | |
329e3462 PR |
3015 | VLOG_ERR_RL(&rl, "bridge %s: Not connecting to socket " |
3016 | "controller \"%s\" due to possibility for " | |
3017 | "remote exploit. Instead, specify socket " | |
3018 | "in whitelisted \"%s\" or connect to " | |
3019 | "\"unix:%s/%s.mgmt\" (which is always " | |
3020 | "available without special configuration).", | |
3021 | br->name, c->target, whitelist, | |
cb4ef1ea | 3022 | ovs_rundir(), br->name); |
329e3462 PR |
3023 | free(whitelist); |
3024 | continue; | |
3025 | } | |
3026 | } else { | |
3027 | whitelist = xasprintf("punix:%s/%s.controller", | |
3028 | ovs_rundir(), br->name); | |
3029 | if (!equal_pathnames(c->target, whitelist, SIZE_MAX)) { | |
3030 | /* Prevent remote ovsdb-server users from accessing | |
3031 | * arbitrary Unix domain sockets and overwriting arbitrary | |
3032 | * local files. */ | |
3033 | VLOG_ERR_RL(&rl, "bridge %s: Not adding Unix domain socket " | |
3034 | "controller \"%s\" due to possibility of " | |
3035 | "overwriting local files. Instead, specify " | |
3036 | "whitelisted \"%s\" or connect to " | |
3037 | "\"unix:%s/%s.mgmt\" (which is always " | |
3038 | "available without special configuration).", | |
3039 | br->name, c->target, whitelist, | |
3040 | ovs_rundir(), br->name); | |
3041 | free(whitelist); | |
3042 | continue; | |
3043 | } | |
cb4ef1ea | 3044 | } |
4d6fb5eb | 3045 | |
cb4ef1ea | 3046 | free(whitelist); |
4d6fb5eb EJ |
3047 | } |
3048 | ||
7d674866 | 3049 | bridge_configure_local_iface_netdev(br, c); |
8731b2b6 JP |
3050 | bridge_ofproto_controller_from_ovsrec(c, &ocs[n_ocs]); |
3051 | if (disable_in_band) { | |
3052 | ocs[n_ocs].band = OFPROTO_OUT_OF_BAND; | |
f620b43a | 3053 | } |
8731b2b6 | 3054 | n_ocs++; |
be02e7c3 | 3055 | } |
be02e7c3 | 3056 | |
7beaa082 SH |
3057 | ofproto_set_controllers(br->ofproto, ocs, n_ocs, |
3058 | bridge_get_allowed_versions(br)); | |
7d674866 BP |
3059 | free(ocs[0].target); /* From bridge_ofproto_controller_for_mgmt(). */ |
3060 | free(ocs); | |
66da9bef BP |
3061 | |
3062 | /* Set the fail-mode. */ | |
3063 | fail_mode = !br->cfg->fail_mode | |
3064 | || !strcmp(br->cfg->fail_mode, "standalone") | |
3065 | ? OFPROTO_FAIL_STANDALONE | |
3066 | : OFPROTO_FAIL_SECURE; | |
3067 | ofproto_set_fail_mode(br->ofproto, fail_mode); | |
3068 | ||
3069 | /* Configure OpenFlow controller connection snooping. */ | |
3070 | if (!ofproto_has_snoops(br->ofproto)) { | |
3071 | struct sset snoops; | |
5827ce14 | 3072 | |
66da9bef BP |
3073 | sset_init(&snoops); |
3074 | sset_add_and_free(&snoops, xasprintf("punix:%s/%s.snoop", | |
3075 | ovs_rundir(), br->name)); | |
3076 | ofproto_set_snoops(br->ofproto, &snoops); | |
3077 | sset_destroy(&snoops); | |
064af421 BP |
3078 | } |
3079 | } | |
254750ce BP |
3080 | |
3081 | static void | |
3082 | bridge_configure_tables(struct bridge *br) | |
3083 | { | |
3084 | static struct vlog_rate_limit rl = VLOG_RATE_LIMIT_INIT(1, 5); | |
3085 | int n_tables; | |
3086 | int i, j; | |
3087 | ||
3088 | n_tables = ofproto_get_n_tables(br->ofproto); | |
3089 | j = 0; | |
3090 | for (i = 0; i < n_tables; i++) { | |
3091 | struct ofproto_table_settings s; | |
3092 | ||
3093 | s.name = NULL; | |
3094 | s.max_flows = UINT_MAX; | |
3095 | s.groups = NULL; | |
3096 | s.n_groups = 0; | |
3097 | ||
3098 | if (j < br->cfg->n_flow_tables && i == br->cfg->key_flow_tables[j]) { | |
3099 | struct ovsrec_flow_table *cfg = br->cfg->value_flow_tables[j++]; | |
3100 | ||
3101 | s.name = cfg->name; | |
3102 | if (cfg->n_flow_limit && *cfg->flow_limit < UINT_MAX) { | |
3103 | s.max_flows = *cfg->flow_limit; | |
3104 | } | |
3105 | if (cfg->overflow_policy | |
3106 | && !strcmp(cfg->overflow_policy, "evict")) { | |
3107 | size_t k; | |
3108 | ||
3109 | s.groups = xmalloc(cfg->n_groups * sizeof *s.groups); | |
3110 | for (k = 0; k < cfg->n_groups; k++) { | |
3111 | const char *string = cfg->groups[k]; | |
3112 | char *msg; | |
3113 | ||
3114 | msg = mf_parse_subfield__(&s.groups[k], &string); | |
3115 | if (msg) { | |
3116 | VLOG_WARN_RL(&rl, "bridge %s table %d: error parsing " | |
3117 | "'groups' (%s)", br->name, i, msg); | |
3118 | free(msg); | |
3119 | } else if (*string) { | |
3120 | VLOG_WARN_RL(&rl, "bridge %s table %d: 'groups' " | |
3121 | "element '%s' contains trailing garbage", | |
3122 | br->name, i, cfg->groups[k]); | |
3123 | } else { | |
3124 | s.n_groups++; | |
3125 | } | |
3126 | } | |
3127 | } | |
3128 | } | |
3129 | ||
3130 | ofproto_configure_table(br->ofproto, i, &s); | |
3131 | ||
3132 | free(s.groups); | |
3133 | } | |
3134 | for (; j < br->cfg->n_flow_tables; j++) { | |
3135 | VLOG_WARN_RL(&rl, "bridge %s: ignoring configuration for flow table " | |
3136 | "%"PRId64" not supported by this datapath", br->name, | |
3137 | br->cfg->key_flow_tables[j]); | |
3138 | } | |
3139 | } | |
8b6ff729 BP |
3140 | |
3141 | static void | |
3142 | bridge_configure_dp_desc(struct bridge *br) | |
3143 | { | |
3144 | ofproto_set_dp_desc(br->ofproto, | |
3145 | smap_get(&br->cfg->other_config, "dp-desc")); | |
3146 | } | |
064af421 | 3147 | \f |
fa066f01 | 3148 | /* Port functions. */ |
064af421 | 3149 | |
f620b43a | 3150 | static struct port * |
fa066f01 | 3151 | port_create(struct bridge *br, const struct ovsrec_port *cfg) |
064af421 | 3152 | { |
f620b43a BP |
3153 | struct port *port; |
3154 | ||
3155 | port = xzalloc(sizeof *port); | |
3156 | port->bridge = br; | |
fa066f01 BP |
3157 | port->name = xstrdup(cfg->name); |
3158 | port->cfg = cfg; | |
f620b43a BP |
3159 | list_init(&port->ifaces); |
3160 | ||
3161 | hmap_insert(&br->ports, &port->hmap_node, hash_string(port->name, 0)); | |
f620b43a | 3162 | return port; |
064af421 BP |
3163 | } |
3164 | ||
fa066f01 | 3165 | /* Deletes interfaces from 'port' that are no longer configured for it. */ |
064af421 | 3166 | static void |
fa066f01 | 3167 | port_del_ifaces(struct port *port) |
064af421 | 3168 | { |
f620b43a BP |
3169 | struct iface *iface, *next; |
3170 | struct sset new_ifaces; | |
3171 | size_t i; | |
064af421 | 3172 | |
f620b43a BP |
3173 | /* Collect list of new interfaces. */ |
3174 | sset_init(&new_ifaces); | |
fa066f01 BP |
3175 | for (i = 0; i < port->cfg->n_interfaces; i++) { |
3176 | const char *name = port->cfg->interfaces[i]->name; | |
93f331d3 | 3177 | const char *type = port->cfg->interfaces[i]->type; |
00794817 BP |
3178 | if (strcmp(type, "null")) { |
3179 | sset_add(&new_ifaces, name); | |
3180 | } | |
f620b43a | 3181 | } |
064af421 | 3182 | |
f620b43a BP |
3183 | /* Get rid of deleted interfaces. */ |
3184 | LIST_FOR_EACH_SAFE (iface, next, port_elem, &port->ifaces) { | |
3185 | if (!sset_contains(&new_ifaces, iface->name)) { | |
3186 | iface_destroy(iface); | |
064af421 | 3187 | } |
064af421 | 3188 | } |
f620b43a BP |
3189 | |
3190 | sset_destroy(&new_ifaces); | |
064af421 BP |
3191 | } |
3192 | ||
064af421 BP |
3193 | static void |
3194 | port_destroy(struct port *port) | |
3195 | { | |
3196 | if (port) { | |
3197 | struct bridge *br = port->bridge; | |
83db7968 | 3198 | struct iface *iface, *next; |
064af421 | 3199 | |
fa066f01 BP |
3200 | if (br->ofproto) { |
3201 | ofproto_bundle_unregister(br->ofproto, port); | |
064af421 BP |
3202 | } |
3203 | ||
83db7968 BP |
3204 | LIST_FOR_EACH_SAFE (iface, next, port_elem, &port->ifaces) { |
3205 | iface_destroy(iface); | |
064af421 BP |
3206 | } |
3207 | ||
8052fb14 | 3208 | hmap_remove(&br->ports, &port->hmap_node); |
064af421 BP |
3209 | free(port->name); |
3210 | free(port); | |
064af421 BP |
3211 | } |
3212 | } | |
3213 | ||
064af421 BP |
3214 | static struct port * |
3215 | port_lookup(const struct bridge *br, const char *name) | |
3216 | { | |
8052fb14 BP |
3217 | struct port *port; |
3218 | ||
3219 | HMAP_FOR_EACH_WITH_HASH (port, hmap_node, hash_string(name, 0), | |
3220 | &br->ports) { | |
3221 | if (!strcmp(port->name, name)) { | |
3222 | return port; | |
3223 | } | |
3224 | } | |
3225 | return NULL; | |
064af421 BP |
3226 | } |
3227 | ||
7a673515 BP |
3228 | static bool |
3229 | enable_lacp(struct port *port, bool *activep) | |
3230 | { | |
3231 | if (!port->cfg->lacp) { | |
3232 | /* XXX when LACP implementation has been sufficiently tested, enable by | |
3233 | * default and make active on bonded ports. */ | |
3234 | return false; | |
3235 | } else if (!strcmp(port->cfg->lacp, "off")) { | |
3236 | return false; | |
3237 | } else if (!strcmp(port->cfg->lacp, "active")) { | |
3238 | *activep = true; | |
3239 | return true; | |
3240 | } else if (!strcmp(port->cfg->lacp, "passive")) { | |
3241 | *activep = false; | |
3242 | return true; | |
3243 | } else { | |
3244 | VLOG_WARN("port %s: unknown LACP mode %s", | |
3245 | port->name, port->cfg->lacp); | |
3246 | return false; | |
3247 | } | |
3248 | } | |
3249 | ||
fa066f01 BP |
3250 | static struct lacp_settings * |
3251 | port_configure_lacp(struct port *port, struct lacp_settings *s) | |
5827ce14 | 3252 | { |
e567943d | 3253 | const char *lacp_time, *system_id; |
b5a25389 | 3254 | int priority; |
5827ce14 | 3255 | |
fa066f01 BP |
3256 | if (!enable_lacp(port, &s->active)) { |
3257 | return NULL; | |
abd4a95d EJ |
3258 | } |
3259 | ||
fa066f01 | 3260 | s->name = port->name; |
e567943d | 3261 | |
a699f614 | 3262 | system_id = smap_get(&port->cfg->other_config, "lacp-system-id"); |
a9bf011b EJ |
3263 | if (system_id) { |
3264 | if (sscanf(system_id, ETH_ADDR_SCAN_FMT, | |
3265 | ETH_ADDR_SCAN_ARGS(s->id)) != ETH_ADDR_SCAN_COUNT) { | |
3266 | VLOG_WARN("port %s: LACP system ID (%s) must be an Ethernet" | |
3267 | " address.", port->name, system_id); | |
3268 | return NULL; | |
3269 | } | |
3270 | } else { | |
e567943d EJ |
3271 | memcpy(s->id, port->bridge->ea, ETH_ADDR_LEN); |
3272 | } | |
b5a25389 | 3273 | |
69fdadb1 EJ |
3274 | if (eth_addr_is_zero(s->id)) { |
3275 | VLOG_WARN("port %s: Invalid zero LACP system ID.", port->name); | |
3276 | return NULL; | |
3277 | } | |
3278 | ||
b5a25389 | 3279 | /* Prefer bondable links if unspecified. */ |
a699f614 EJ |
3280 | priority = smap_get_int(&port->cfg->other_config, "lacp-system-priority", |
3281 | 0); | |
fa066f01 BP |
3282 | s->priority = (priority > 0 && priority <= UINT16_MAX |
3283 | ? priority | |
3284 | : UINT16_MAX - !list_is_short(&port->ifaces)); | |
b5a25389 | 3285 | |
a699f614 EJ |
3286 | lacp_time = smap_get(&port->cfg->other_config, "lacp-time"); |
3287 | s->fast = lacp_time && !strcasecmp(lacp_time, "fast"); | |
fa066f01 BP |
3288 | return s; |
3289 | } | |
5827ce14 | 3290 | |
fa066f01 BP |
3291 | static void |
3292 | iface_configure_lacp(struct iface *iface, struct lacp_slave_settings *s) | |
3293 | { | |
00794817 | 3294 | int priority, portid, key; |
5827ce14 | 3295 | |
a699f614 EJ |
3296 | portid = smap_get_int(&iface->cfg->other_config, "lacp-port-id", 0); |
3297 | priority = smap_get_int(&iface->cfg->other_config, "lacp-port-priority", | |
3298 | 0); | |
3299 | key = smap_get_int(&iface->cfg->other_config, "lacp-aggregation-key", 0); | |
fa066f01 BP |
3300 | |
3301 | if (portid <= 0 || portid > UINT16_MAX) { | |
892815f5 | 3302 | portid = iface->ofp_port; |
5827ce14 EJ |
3303 | } |
3304 | ||
fa066f01 BP |
3305 | if (priority <= 0 || priority > UINT16_MAX) { |
3306 | priority = UINT16_MAX; | |
3307 | } | |
5827ce14 | 3308 | |
00794817 BP |
3309 | if (key < 0 || key > UINT16_MAX) { |
3310 | key = 0; | |
5827ce14 | 3311 | } |
00794817 | 3312 | |
fa066f01 | 3313 | s->name = iface->name; |
fa066f01 BP |
3314 | s->id = portid; |
3315 | s->priority = priority; | |
00794817 | 3316 | s->key = key; |
bb5bc6c0 BP |
3317 | } |
3318 | ||
c25c91fd | 3319 | static void |
df53d41c | 3320 | port_configure_bond(struct port *port, struct bond_settings *s) |
c25c91fd | 3321 | { |
f620b43a | 3322 | const char *detect_s; |
7a673515 | 3323 | struct iface *iface; |
1670c579 | 3324 | int miimon_interval; |
c25c91fd | 3325 | |
fa066f01 | 3326 | s->name = port->name; |
4df08875 | 3327 | s->balance = BM_AB; |
4c57c3bc EJ |
3328 | if (port->cfg->bond_mode) { |
3329 | if (!bond_mode_from_string(&s->balance, port->cfg->bond_mode)) { | |
3330 | VLOG_WARN("port %s: unknown bond_mode %s, defaulting to %s", | |
3331 | port->name, port->cfg->bond_mode, | |
3332 | bond_mode_to_string(s->balance)); | |
3333 | } | |
3334 | } else { | |
3335 | static struct vlog_rate_limit rl = VLOG_RATE_LIMIT_INIT(1, 1); | |
3336 | ||
4df08875 EJ |
3337 | /* XXX: Post version 1.5.*, the default bond_mode changed from SLB to |
3338 | * active-backup. At some point we should remove this warning. */ | |
4c57c3bc | 3339 | VLOG_WARN_RL(&rl, "port %s: Using the default bond_mode %s. Note that" |
4df08875 EJ |
3340 | " in previous versions, the default bond_mode was" |
3341 | " balance-slb", port->name, | |
4c57c3bc | 3342 | bond_mode_to_string(s->balance)); |
f620b43a | 3343 | } |
6c2d2a9f BP |
3344 | if (s->balance == BM_SLB && port->bridge->cfg->n_flood_vlans) { |
3345 | VLOG_WARN("port %s: SLB bonds are incompatible with flood_vlans, " | |
3346 | "please use another bond type or disable flood_vlans", | |
3347 | port->name); | |
3348 | } | |
bb5bc6c0 | 3349 | |
a699f614 EJ |
3350 | miimon_interval = smap_get_int(&port->cfg->other_config, |
3351 | "bond-miimon-interval", 0); | |
1670c579 EJ |
3352 | if (miimon_interval <= 0) { |
3353 | miimon_interval = 200; | |
f620b43a BP |
3354 | } |
3355 | ||
a699f614 EJ |
3356 | detect_s = smap_get(&port->cfg->other_config, "bond-detect-mode"); |
3357 | if (!detect_s || !strcmp(detect_s, "carrier")) { | |
1670c579 EJ |
3358 | miimon_interval = 0; |
3359 | } else if (strcmp(detect_s, "miimon")) { | |
3360 | VLOG_WARN("port %s: unsupported bond-detect-mode %s, " | |
3361 | "defaulting to carrier", port->name, detect_s); | |
3362 | miimon_interval = 0; | |
f620b43a BP |
3363 | } |
3364 | ||
fa066f01 BP |
3365 | s->up_delay = MAX(0, port->cfg->bond_updelay); |
3366 | s->down_delay = MAX(0, port->cfg->bond_downdelay); | |
a699f614 EJ |
3367 | s->basis = smap_get_int(&port->cfg->other_config, "bond-hash-basis", 0); |
3368 | s->rebalance_interval = smap_get_int(&port->cfg->other_config, | |
3369 | "bond-rebalance-interval", 10000); | |
bc1b010c | 3370 | if (s->rebalance_interval && s->rebalance_interval < 1000) { |
fa066f01 | 3371 | s->rebalance_interval = 1000; |
f620b43a BP |
3372 | } |
3373 | ||
fa066f01 | 3374 | s->fake_iface = port->cfg->bond_fake_iface; |
7a673515 | 3375 | |
7a673515 | 3376 | LIST_FOR_EACH (iface, port_elem, &port->ifaces) { |
1670c579 | 3377 | netdev_set_miimon_interval(iface->netdev, miimon_interval); |
064af421 BP |
3378 | } |
3379 | } | |
06b592bc EJ |
3380 | |
3381 | /* Returns true if 'port' is synthetic, that is, if we constructed it locally | |
3382 | * instead of obtaining it from the database. */ | |
3383 | static bool | |
3384 | port_is_synthetic(const struct port *port) | |
3385 | { | |
3386 | return ovsdb_idl_row_is_synthetic(&port->cfg->header_); | |
3387 | } | |
064af421 BP |
3388 | \f |
3389 | /* Interface functions. */ | |
3390 | ||
05ba03e0 JP |
3391 | static bool |
3392 | iface_is_internal(const struct ovsrec_interface *iface, | |
3393 | const struct ovsrec_bridge *br) | |
3394 | { | |
3395 | /* The local port and "internal" ports are always "internal". */ | |
3396 | return !strcmp(iface->type, "internal") || !strcmp(iface->name, br->name); | |
3397 | } | |
3398 | ||
b54441b3 BP |
3399 | /* Returns the correct network device type for interface 'iface' in bridge |
3400 | * 'br'. */ | |
3401 | static const char * | |
3402 | iface_get_type(const struct ovsrec_interface *iface, | |
3403 | const struct ovsrec_bridge *br) | |
3404 | { | |
b4f4b737 JP |
3405 | const char *type; |
3406 | ||
3407 | /* The local port always has type "internal". Other ports take | |
3408 | * their type from the database and default to "system" if none is | |
3409 | * specified. */ | |
05ba03e0 | 3410 | if (iface_is_internal(iface, br)) { |
b4f4b737 | 3411 | type = "internal"; |
acf60855 | 3412 | } else { |
b4f4b737 | 3413 | type = iface->type[0] ? iface->type : "system"; |
acf60855 | 3414 | } |
b4f4b737 JP |
3415 | |
3416 | return ofproto_port_open_type(br->datapath_type, type); | |
064af421 BP |
3417 | } |
3418 | ||
3419 | static void | |
3420 | iface_destroy(struct iface *iface) | |
3421 | { | |
3422 | if (iface) { | |
3423 | struct port *port = iface->port; | |
3424 | struct bridge *br = port->bridge; | |
c17f0d5e | 3425 | |
c60c33fb | 3426 | if (br->ofproto && iface->ofp_port != OFPP_NONE) { |
892815f5 | 3427 | ofproto_port_unregister(br->ofproto, iface->ofp_port); |
5827ce14 EJ |
3428 | } |
3429 | ||
c60c33fb | 3430 | if (iface->ofp_port != OFPP_NONE) { |
892815f5 | 3431 | hmap_remove(&br->ifaces, &iface->ofp_port_node); |
064af421 BP |
3432 | } |
3433 | ||
83db7968 | 3434 | list_remove(&iface->port_elem); |
ebea37cc | 3435 | hmap_remove(&br->iface_by_name, &iface->name_node); |
064af421 | 3436 | |
0c6aea3f | 3437 | netdev_close(iface->netdev); |
064af421 | 3438 | |
a740f0de JG |
3439 | free(iface->name); |
3440 | free(iface); | |
064af421 BP |
3441 | } |
3442 | } | |
3443 | ||
3444 | static struct iface * | |
3445 | iface_lookup(const struct bridge *br, const char *name) | |
3446 | { | |
ebea37cc BP |
3447 | struct iface *iface; |
3448 | ||
3449 | HMAP_FOR_EACH_WITH_HASH (iface, name_node, hash_string(name, 0), | |
3450 | &br->iface_by_name) { | |
3451 | if (!strcmp(iface->name, name)) { | |
3452 | return iface; | |
3453 | } | |
3454 | } | |
3455 | ||
3456 | return NULL; | |
064af421 BP |
3457 | } |
3458 | ||
e8fe3026 EJ |
3459 | static struct iface * |
3460 | iface_find(const char *name) | |
3461 | { | |
3462 | const struct bridge *br; | |
3463 | ||
764072fd | 3464 | HMAP_FOR_EACH (br, node, &all_bridges) { |
e8fe3026 EJ |
3465 | struct iface *iface = iface_lookup(br, name); |
3466 | ||
3467 | if (iface) { | |
3468 | return iface; | |
3469 | } | |
3470 | } | |
3471 | return NULL; | |
3472 | } | |
3473 | ||
bae7208e EJ |
3474 | static struct if_cfg * |
3475 | if_cfg_lookup(const struct bridge *br, const char *name) | |
3476 | { | |
3477 | struct if_cfg *if_cfg; | |
3478 | ||
3479 | HMAP_FOR_EACH_WITH_HASH (if_cfg, hmap_node, hash_string(name, 0), | |
3480 | &br->if_cfg_todo) { | |
3481 | if (!strcmp(if_cfg->cfg->name, name)) { | |
3482 | return if_cfg; | |
3483 | } | |
3484 | } | |
3485 | ||
3486 | return NULL; | |
3487 | } | |
3488 | ||
064af421 | 3489 | static struct iface * |
892815f5 | 3490 | iface_from_ofp_port(const struct bridge *br, uint16_t ofp_port) |
064af421 | 3491 | { |
d9a8717a BP |
3492 | struct iface *iface; |
3493 | ||
892815f5 BP |
3494 | HMAP_FOR_EACH_IN_BUCKET (iface, ofp_port_node, |
3495 | hash_int(ofp_port, 0), &br->ifaces) { | |
3496 | if (iface->ofp_port == ofp_port) { | |
d9a8717a BP |
3497 | return iface; |
3498 | } | |
3499 | } | |
3500 | return NULL; | |
064af421 | 3501 | } |
557d8e6c | 3502 | |
52df17e7 BP |
3503 | /* Set Ethernet address of 'iface', if one is specified in the configuration |
3504 | * file. */ | |
3505 | static void | |
3506 | iface_set_mac(struct iface *iface) | |
3507 | { | |
76343538 | 3508 | uint8_t ea[ETH_ADDR_LEN]; |
52df17e7 | 3509 | |
ede2fd6d BP |
3510 | if (!strcmp(iface->type, "internal") |
3511 | && iface->cfg->mac && eth_addr_from_string(iface->cfg->mac, ea)) { | |
892815f5 | 3512 | if (iface->ofp_port == OFPP_LOCAL) { |
ede2fd6d BP |
3513 | VLOG_ERR("interface %s: ignoring mac in Interface record " |
3514 | "(use Bridge record to set local port's mac)", | |
3515 | iface->name); | |
3516 | } else if (eth_addr_is_multicast(ea)) { | |
52df17e7 BP |
3517 | VLOG_ERR("interface %s: cannot set MAC to multicast address", |
3518 | iface->name); | |
52df17e7 | 3519 | } else { |
4d678233 | 3520 | int error = netdev_set_etheraddr(iface->netdev, ea); |
52df17e7 BP |
3521 | if (error) { |
3522 | VLOG_ERR("interface %s: setting MAC failed (%s)", | |
3523 | iface->name, strerror(error)); | |
3524 | } | |
3525 | } | |
3526 | } | |
3527 | } | |
c1c9c9c4 | 3528 | |
bcd49a45 BP |
3529 | /* Sets the ofport column of 'if_cfg' to 'ofport'. */ |
3530 | static void | |
c60c33fb | 3531 | iface_set_ofport(const struct ovsrec_interface *if_cfg, uint16_t ofport) |
bcd49a45 | 3532 | { |
c60c33fb AW |
3533 | int64_t port_; |
3534 | port_ = (ofport == OFPP_NONE) ? -1 : ofport; | |
cfea354b | 3535 | if (if_cfg && !ovsdb_idl_row_is_synthetic(&if_cfg->header_)) { |
c60c33fb | 3536 | ovsrec_interface_set_ofport(if_cfg, &port_, 1); |
bcd49a45 BP |
3537 | } |
3538 | } | |
3539 | ||
3fc5a86a BP |
3540 | /* Clears all of the fields in 'if_cfg' that indicate interface status, and |
3541 | * sets the "ofport" field to -1. | |
3542 | * | |
3543 | * This is appropriate when 'if_cfg''s interface cannot be created or is | |
3544 | * otherwise invalid. */ | |
3545 | static void | |
3546 | iface_clear_db_record(const struct ovsrec_interface *if_cfg) | |
3547 | { | |
3548 | if (!ovsdb_idl_row_is_synthetic(&if_cfg->header_)) { | |
a699f614 | 3549 | ovsrec_interface_set_status(if_cfg, NULL); |
3fc5a86a BP |
3550 | ovsrec_interface_set_admin_state(if_cfg, NULL); |
3551 | ovsrec_interface_set_duplex(if_cfg, NULL); | |
3552 | ovsrec_interface_set_link_speed(if_cfg, NULL, 0); | |
3553 | ovsrec_interface_set_link_state(if_cfg, NULL); | |
df867eda | 3554 | ovsrec_interface_set_mac_in_use(if_cfg, NULL); |
3fc5a86a BP |
3555 | ovsrec_interface_set_mtu(if_cfg, NULL, 0); |
3556 | ovsrec_interface_set_cfm_fault(if_cfg, NULL, 0); | |
b9380396 | 3557 | ovsrec_interface_set_cfm_fault_status(if_cfg, NULL, 0); |
3fc5a86a BP |
3558 | ovsrec_interface_set_cfm_remote_mpids(if_cfg, NULL, 0); |
3559 | ovsrec_interface_set_lacp_current(if_cfg, NULL, 0); | |
3560 | ovsrec_interface_set_statistics(if_cfg, NULL, NULL, 0); | |
3561 | } | |
3562 | } | |
3563 | ||
c1c9c9c4 BP |
3564 | struct iface_delete_queues_cbdata { |
3565 | struct netdev *netdev; | |
44fca7f9 | 3566 | const struct ovsdb_datum *queues; |
c1c9c9c4 BP |
3567 | }; |
3568 | ||
3569 | static bool | |
44fca7f9 | 3570 | queue_ids_include(const struct ovsdb_datum *queues, int64_t target) |
c1c9c9c4 | 3571 | { |
44fca7f9 | 3572 | union ovsdb_atom atom; |
c1c9c9c4 | 3573 | |
44fca7f9 BP |
3574 | atom.integer = target; |
3575 | return ovsdb_datum_find_key(queues, &atom, OVSDB_TYPE_INTEGER) != UINT_MAX; | |
c1c9c9c4 BP |
3576 | } |
3577 | ||
3578 | static void | |
3579 | iface_delete_queues(unsigned int queue_id, | |
79f1cbe9 | 3580 | const struct smap *details OVS_UNUSED, void *cbdata_) |
c1c9c9c4 BP |
3581 | { |
3582 | struct iface_delete_queues_cbdata *cbdata = cbdata_; | |
3583 | ||
44fca7f9 | 3584 | if (!queue_ids_include(cbdata->queues, queue_id)) { |
c1c9c9c4 BP |
3585 | netdev_delete_queue(cbdata->netdev, queue_id); |
3586 | } | |
3587 | } | |
3588 | ||
3589 | static void | |
66da9bef | 3590 | iface_configure_qos(struct iface *iface, const struct ovsrec_qos *qos) |
c1c9c9c4 | 3591 | { |
8b36f51e EJ |
3592 | struct ofpbuf queues_buf; |
3593 | ||
3594 | ofpbuf_init(&queues_buf, 0); | |
3595 | ||
daa8bd2b | 3596 | if (!qos || qos->type[0] == '\0' || qos->n_queues < 1) { |
c1c9c9c4 BP |
3597 | netdev_set_qos(iface->netdev, NULL, NULL); |
3598 | } else { | |
3599 | struct iface_delete_queues_cbdata cbdata; | |
6a6e60bd | 3600 | bool queue_zero; |
c1c9c9c4 BP |
3601 | size_t i; |
3602 | ||
3603 | /* Configure top-level Qos for 'iface'. */ | |
a699f614 | 3604 | netdev_set_qos(iface->netdev, qos->type, &qos->other_config); |
c1c9c9c4 BP |
3605 | |
3606 | /* Deconfigure queues that were deleted. */ | |
3607 | cbdata.netdev = iface->netdev; | |
44fca7f9 BP |
3608 | cbdata.queues = ovsrec_qos_get_queues(qos, OVSDB_TYPE_INTEGER, |
3609 | OVSDB_TYPE_UUID); | |
c1c9c9c4 BP |
3610 | netdev_dump_queues(iface->netdev, iface_delete_queues, &cbdata); |
3611 | ||
3612 | /* Configure queues for 'iface'. */ | |
6a6e60bd | 3613 | queue_zero = false; |
c1c9c9c4 BP |
3614 | for (i = 0; i < qos->n_queues; i++) { |
3615 | const struct ovsrec_queue *queue = qos->value_queues[i]; | |
3616 | unsigned int queue_id = qos->key_queues[i]; | |
3617 | ||
6a6e60bd BP |
3618 | if (queue_id == 0) { |
3619 | queue_zero = true; | |
3620 | } | |
3621 | ||
8b36f51e EJ |
3622 | if (queue->n_dscp == 1) { |
3623 | struct ofproto_port_queue *port_queue; | |
3624 | ||
3625 | port_queue = ofpbuf_put_uninit(&queues_buf, | |
3626 | sizeof *port_queue); | |
3627 | port_queue->queue = queue_id; | |
3628 | port_queue->dscp = queue->dscp[0]; | |
3629 | } | |
3630 | ||
a699f614 | 3631 | netdev_set_queue(iface->netdev, queue_id, &queue->other_config); |
c1c9c9c4 | 3632 | } |
6a6e60bd | 3633 | if (!queue_zero) { |
a699f614 EJ |
3634 | struct smap details; |
3635 | ||
79f1cbe9 | 3636 | smap_init(&details); |
2c999774 | 3637 | netdev_set_queue(iface->netdev, 0, &details); |
79f1cbe9 | 3638 | smap_destroy(&details); |
6a6e60bd | 3639 | } |
c1c9c9c4 | 3640 | } |
fa066f01 | 3641 | |
c60c33fb | 3642 | if (iface->ofp_port != OFPP_NONE) { |
8b36f51e EJ |
3643 | const struct ofproto_port_queue *port_queues = queues_buf.data; |
3644 | size_t n_queues = queues_buf.size / sizeof *port_queues; | |
3645 | ||
3646 | ofproto_port_set_queues(iface->port->bridge->ofproto, iface->ofp_port, | |
3647 | port_queues, n_queues); | |
3648 | } | |
3649 | ||
fa066f01 BP |
3650 | netdev_set_policing(iface->netdev, |
3651 | iface->cfg->ingress_policing_rate, | |
3652 | iface->cfg->ingress_policing_burst); | |
8b36f51e EJ |
3653 | |
3654 | ofpbuf_uninit(&queues_buf); | |
c1c9c9c4 | 3655 | } |
b31bcf60 EJ |
3656 | |
3657 | static void | |
66da9bef | 3658 | iface_configure_cfm(struct iface *iface) |
b31bcf60 | 3659 | { |
93b8df38 | 3660 | const struct ovsrec_interface *cfg = iface->cfg; |
a699f614 | 3661 | const char *opstate_str; |
189cb9e4 | 3662 | const char *cfm_ccm_vlan; |
a5610457 | 3663 | struct cfm_settings s; |
b363bae4 | 3664 | struct smap netdev_args; |
b31bcf60 | 3665 | |
144216a3 | 3666 | if (!cfg->n_cfm_mpid) { |
892815f5 | 3667 | ofproto_port_clear_cfm(iface->port->bridge->ofproto, iface->ofp_port); |
b31bcf60 EJ |
3668 | return; |
3669 | } | |
3670 | ||
b363bae4 EJ |
3671 | s.check_tnl_key = false; |
3672 | smap_init(&netdev_args); | |
3673 | if (!netdev_get_config(iface->netdev, &netdev_args)) { | |
3674 | const char *key = smap_get(&netdev_args, "key"); | |
3675 | const char *in_key = smap_get(&netdev_args, "in_key"); | |
3676 | ||
3677 | s.check_tnl_key = (key && !strcmp(key, "flow")) | |
3678 | || (in_key && !strcmp(in_key, "flow")); | |
3679 | } | |
3680 | smap_destroy(&netdev_args); | |
3681 | ||
a5610457 | 3682 | s.mpid = *cfg->cfm_mpid; |
a699f614 EJ |
3683 | s.interval = smap_get_int(&iface->cfg->other_config, "cfm_interval", 0); |
3684 | cfm_ccm_vlan = smap_get(&iface->cfg->other_config, "cfm_ccm_vlan"); | |
3685 | s.ccm_pcp = smap_get_int(&iface->cfg->other_config, "cfm_ccm_pcp", 0); | |
3686 | ||
a5610457 EJ |
3687 | if (s.interval <= 0) { |
3688 | s.interval = 1000; | |
b31bcf60 | 3689 | } |
b31bcf60 | 3690 | |
a699f614 EJ |
3691 | if (!cfm_ccm_vlan) { |
3692 | s.ccm_vlan = 0; | |
3693 | } else if (!strcasecmp("random", cfm_ccm_vlan)) { | |
189cb9e4 EJ |
3694 | s.ccm_vlan = CFM_RANDOM_VLAN; |
3695 | } else { | |
3696 | s.ccm_vlan = atoi(cfm_ccm_vlan); | |
3697 | if (s.ccm_vlan == CFM_RANDOM_VLAN) { | |
3698 | s.ccm_vlan = 0; | |
3699 | } | |
3700 | } | |
3701 | ||
a699f614 EJ |
3702 | s.extended = smap_get_bool(&iface->cfg->other_config, "cfm_extended", |
3703 | false); | |
90967e95 | 3704 | s.demand = smap_get_bool(&iface->cfg->other_config, "cfm_demand", false); |
ef9819b5 | 3705 | |
a699f614 EJ |
3706 | opstate_str = smap_get(&iface->cfg->other_config, "cfm_opstate"); |
3707 | s.opup = !opstate_str || !strcasecmp("up", opstate_str); | |
86dc6501 | 3708 | |
a5610457 | 3709 | ofproto_port_set_cfm(iface->port->bridge->ofproto, iface->ofp_port, &s); |
b31bcf60 | 3710 | } |
0b8024eb | 3711 | |
cfea354b BP |
3712 | /* Returns true if 'iface' is synthetic, that is, if we constructed it locally |
3713 | * instead of obtaining it from the database. */ | |
3714 | static bool | |
3715 | iface_is_synthetic(const struct iface *iface) | |
3716 | { | |
3717 | return ovsdb_idl_row_is_synthetic(&iface->cfg->header_); | |
3718 | } | |
f125905c | 3719 | |
c60c33fb | 3720 | static uint16_t |
558e2cc5 GS |
3721 | iface_pick_ofport(const struct ovsrec_interface *cfg) |
3722 | { | |
c60c33fb | 3723 | uint16_t ofport = cfg->n_ofport ? *cfg->ofport : OFPP_NONE; |
558e2cc5 GS |
3724 | return cfg->n_ofport_request ? *cfg->ofport_request : ofport; |
3725 | } | |
3726 | ||
064af421 BP |
3727 | \f |
3728 | /* Port mirroring. */ | |
3729 | ||
dd0d105c BP |
3730 | static struct mirror * |
3731 | mirror_find_by_uuid(struct bridge *br, const struct uuid *uuid) | |
3732 | { | |
fa066f01 | 3733 | struct mirror *m; |
dd0d105c | 3734 | |
fa066f01 BP |
3735 | HMAP_FOR_EACH_IN_BUCKET (m, hmap_node, uuid_hash(uuid), &br->mirrors) { |
3736 | if (uuid_equals(uuid, &m->uuid)) { | |
dd0d105c BP |
3737 | return m; |
3738 | } | |
3739 | } | |
3740 | return NULL; | |
3741 | } | |
3742 | ||
064af421 | 3743 | static void |
fa066f01 | 3744 | bridge_configure_mirrors(struct bridge *br) |
064af421 | 3745 | { |
fa066f01 BP |
3746 | const struct ovsdb_datum *mc; |
3747 | unsigned long *flood_vlans; | |
3748 | struct mirror *m, *next; | |
3749 | size_t i; | |
064af421 | 3750 | |
dd0d105c | 3751 | /* Get rid of deleted mirrors. */ |
fa066f01 BP |
3752 | mc = ovsrec_bridge_get_mirrors(br->cfg, OVSDB_TYPE_UUID); |
3753 | HMAP_FOR_EACH_SAFE (m, next, hmap_node, &br->mirrors) { | |
3754 | union ovsdb_atom atom; | |
3755 | ||
3756 | atom.uuid = m->uuid; | |
3757 | if (ovsdb_datum_find_key(mc, &atom, OVSDB_TYPE_UUID) == UINT_MAX) { | |
3758 | mirror_destroy(m); | |
064af421 BP |
3759 | } |
3760 | } | |
3761 | ||
dd0d105c | 3762 | /* Add new mirrors and reconfigure existing ones. */ |
37e7f427 | 3763 | for (i = 0; i < br->cfg->n_mirrors; i++) { |
fa066f01 | 3764 | const struct ovsrec_mirror *cfg = br->cfg->mirrors[i]; |
dd0d105c | 3765 | struct mirror *m = mirror_find_by_uuid(br, &cfg->header_.uuid); |
fa066f01 BP |
3766 | if (!m) { |
3767 | m = mirror_create(br, cfg); | |
064af421 | 3768 | } |
9d24de3b JP |
3769 | m->cfg = cfg; |
3770 | if (!mirror_configure(m)) { | |
fa066f01 | 3771 | mirror_destroy(m); |
064af421 BP |
3772 | } |
3773 | } | |
f2d7fd66 | 3774 | |
8f30d09a | 3775 | /* Update flooded vlans (for RSPAN). */ |
fa066f01 BP |
3776 | flood_vlans = vlan_bitmap_from_array(br->cfg->flood_vlans, |
3777 | br->cfg->n_flood_vlans); | |
3778 | ofproto_set_flood_vlans(br->ofproto, flood_vlans); | |
3779 | bitmap_free(flood_vlans); | |
064af421 BP |
3780 | } |
3781 | ||
fa066f01 BP |
3782 | static struct mirror * |
3783 | mirror_create(struct bridge *br, const struct ovsrec_mirror *cfg) | |
064af421 BP |
3784 | { |
3785 | struct mirror *m; | |
064af421 | 3786 | |
fa066f01 | 3787 | m = xzalloc(sizeof *m); |
8bbc128e | 3788 | m->uuid = cfg->header_.uuid; |
fa066f01 | 3789 | hmap_insert(&br->mirrors, &m->hmap_node, uuid_hash(&m->uuid)); |
064af421 | 3790 | m->bridge = br; |
dd0d105c | 3791 | m->name = xstrdup(cfg->name); |
37e7f427 | 3792 | |
fa066f01 | 3793 | return m; |
064af421 BP |
3794 | } |
3795 | ||
3796 | static void | |
3797 | mirror_destroy(struct mirror *m) | |
3798 | { | |
3799 | if (m) { | |
3800 | struct bridge *br = m->bridge; | |
064af421 | 3801 | |
fa066f01 BP |
3802 | if (br->ofproto) { |
3803 | ofproto_mirror_unregister(br->ofproto, m); | |
064af421 BP |
3804 | } |
3805 | ||
fa066f01 | 3806 | hmap_remove(&br->mirrors, &m->hmap_node); |
786880a5 | 3807 | free(m->name); |
064af421 | 3808 | free(m); |
064af421 BP |
3809 | } |
3810 | } | |
3811 | ||
3812 | static void | |
fa066f01 BP |
3813 | mirror_collect_ports(struct mirror *m, |
3814 | struct ovsrec_port **in_ports, int n_in_ports, | |
3815 | void ***out_portsp, size_t *n_out_portsp) | |
064af421 | 3816 | { |
fa066f01 BP |
3817 | void **out_ports = xmalloc(n_in_ports * sizeof *out_ports); |
3818 | size_t n_out_ports = 0; | |
064af421 BP |
3819 | size_t i; |
3820 | ||
fa066f01 BP |
3821 | for (i = 0; i < n_in_ports; i++) { |
3822 | const char *name = in_ports[i]->name; | |
3823 | struct port *port = port_lookup(m->bridge, name); | |
3824 | if (port) { | |
3825 | out_ports[n_out_ports++] = port; | |
064af421 | 3826 | } else { |
37e7f427 BP |
3827 | VLOG_WARN("bridge %s: mirror %s cannot match on nonexistent " |
3828 | "port %s", m->bridge->name, m->name, name); | |
064af421 BP |
3829 | } |
3830 | } | |
fa066f01 BP |
3831 | *out_portsp = out_ports; |
3832 | *n_out_portsp = n_out_ports; | |
064af421 BP |
3833 | } |
3834 | ||
3835 | static bool | |
9d24de3b | 3836 | mirror_configure(struct mirror *m) |
064af421 | 3837 | { |
9d24de3b | 3838 | const struct ovsrec_mirror *cfg = m->cfg; |
fa066f01 | 3839 | struct ofproto_mirror_settings s; |
064af421 | 3840 | |
dd0d105c BP |
3841 | /* Set name. */ |
3842 | if (strcmp(cfg->name, m->name)) { | |
3843 | free(m->name); | |
3844 | m->name = xstrdup(cfg->name); | |
3845 | } | |
fa066f01 | 3846 | s.name = m->name; |
dd0d105c | 3847 | |
fa066f01 | 3848 | /* Get output port or VLAN. */ |
37e7f427 | 3849 | if (cfg->output_port) { |
fa066f01 | 3850 | s.out_bundle = port_lookup(m->bridge, cfg->output_port->name); |
abe529af | 3851 | if (!s.out_bundle) { |
37e7f427 BP |
3852 | VLOG_ERR("bridge %s: mirror %s outputs to port not on bridge", |
3853 | m->bridge->name, m->name); | |
fa066f01 | 3854 | return false; |
064af421 | 3855 | } |
fa066f01 | 3856 | s.out_vlan = UINT16_MAX; |
064af421 | 3857 | |
37e7f427 BP |
3858 | if (cfg->output_vlan) { |
3859 | VLOG_ERR("bridge %s: mirror %s specifies both output port and " | |
3860 | "output vlan; ignoring output vlan", | |
3861 | m->bridge->name, m->name); | |
064af421 | 3862 | } |
37e7f427 | 3863 | } else if (cfg->output_vlan) { |
fa066f01 BP |
3864 | /* The database should prevent invalid VLAN values. */ |
3865 | s.out_bundle = NULL; | |
3866 | s.out_vlan = *cfg->output_vlan; | |
064af421 | 3867 | } else { |
37e7f427 BP |
3868 | VLOG_ERR("bridge %s: mirror %s does not specify output; ignoring", |
3869 | m->bridge->name, m->name); | |
fa066f01 | 3870 | return false; |
064af421 BP |
3871 | } |
3872 | ||
fa066f01 | 3873 | /* Get port selection. */ |
939ff267 | 3874 | if (cfg->select_all) { |
fa066f01 BP |
3875 | size_t n_ports = hmap_count(&m->bridge->ports); |
3876 | void **ports = xmalloc(n_ports * sizeof *ports); | |
abe529af | 3877 | struct port *port; |
fa066f01 BP |
3878 | size_t i; |
3879 | ||
3880 | i = 0; | |
8052fb14 | 3881 | HMAP_FOR_EACH (port, hmap_node, &m->bridge->ports) { |
fa066f01 | 3882 | ports[i++] = port; |
939ff267 | 3883 | } |
fa066f01 BP |
3884 | |
3885 | s.srcs = ports; | |
3886 | s.n_srcs = n_ports; | |
3887 | ||
3888 | s.dsts = ports; | |
3889 | s.n_dsts = n_ports; | |
939ff267 | 3890 | } else { |
fa066f01 BP |
3891 | /* Get ports, dropping ports that don't exist. |
3892 | * The IDL ensures that there are no duplicates. */ | |
939ff267 | 3893 | mirror_collect_ports(m, cfg->select_src_port, cfg->n_select_src_port, |
fa066f01 | 3894 | &s.srcs, &s.n_srcs); |
939ff267 | 3895 | mirror_collect_ports(m, cfg->select_dst_port, cfg->n_select_dst_port, |
fa066f01 | 3896 | &s.dsts, &s.n_dsts); |
064af421 BP |
3897 | } |
3898 | ||
fa066f01 BP |
3899 | /* Get VLAN selection. */ |
3900 | s.src_vlans = vlan_bitmap_from_array(cfg->select_vlan, cfg->n_select_vlan); | |
3901 | ||
3902 | /* Configure. */ | |
3903 | ofproto_mirror_register(m->bridge->ofproto, m, &s); | |
3904 | ||
064af421 | 3905 | /* Clean up. */ |
fa066f01 BP |
3906 | if (s.srcs != s.dsts) { |
3907 | free(s.dsts); | |
3908 | } | |
3909 | free(s.srcs); | |
3910 | free(s.src_vlans); | |
3911 | ||
3912 | return true; | |
064af421 | 3913 | } |
52a90c29 BP |
3914 | \f |
3915 | /* Linux VLAN device support (e.g. "eth0.10" for VLAN 10.) | |
3916 | * | |
3917 | * This is deprecated. It is only for compatibility with broken device drivers | |
3918 | * in old versions of Linux that do not properly support VLANs when VLAN | |
3919 | * devices are not used. When broken device drivers are no longer in | |
3920 | * widespread use, we will delete these interfaces. */ | |
3921 | ||
37344ffa EJ |
3922 | static struct ovsrec_port **recs; |
3923 | static size_t n_recs, allocated_recs; | |
52a90c29 | 3924 | |
37344ffa EJ |
3925 | /* Adds 'rec' to a list of recs that have to be destroyed when the VLAN |
3926 | * splinters are reconfigured. */ | |
52a90c29 | 3927 | static void |
37344ffa | 3928 | register_rec(struct ovsrec_port *rec) |
52a90c29 | 3929 | { |
37344ffa EJ |
3930 | if (n_recs >= allocated_recs) { |
3931 | recs = x2nrealloc(recs, &allocated_recs, sizeof *recs); | |
52a90c29 | 3932 | } |
37344ffa | 3933 | recs[n_recs++] = rec; |
52a90c29 BP |
3934 | } |
3935 | ||
37344ffa | 3936 | /* Frees all of the ports registered with register_reg(). */ |
52a90c29 | 3937 | static void |
37344ffa | 3938 | free_registered_recs(void) |
52a90c29 BP |
3939 | { |
3940 | size_t i; | |
3941 | ||
37344ffa EJ |
3942 | for (i = 0; i < n_recs; i++) { |
3943 | struct ovsrec_port *port = recs[i]; | |
3944 | size_t j; | |
3945 | ||
3946 | for (j = 0; j < port->n_interfaces; j++) { | |
3947 | struct ovsrec_interface *iface = port->interfaces[j]; | |
3948 | free(iface->name); | |
3949 | free(iface); | |
3950 | } | |
3951 | ||
a699f614 | 3952 | smap_destroy(&port->other_config); |
37344ffa EJ |
3953 | free(port->interfaces); |
3954 | free(port->name); | |
3955 | free(port->tag); | |
37344ffa | 3956 | free(port); |
52a90c29 | 3957 | } |
37344ffa | 3958 | n_recs = 0; |
52a90c29 BP |
3959 | } |
3960 | ||
3961 | /* Returns true if VLAN splinters are enabled on 'iface_cfg', false | |
3962 | * otherwise. */ | |
3963 | static bool | |
3964 | vlan_splinters_is_enabled(const struct ovsrec_interface *iface_cfg) | |
3965 | { | |
a699f614 EJ |
3966 | return smap_get_bool(&iface_cfg->other_config, "enable-vlan-splinters", |
3967 | false); | |
52a90c29 BP |
3968 | } |
3969 | ||
3970 | /* Figures out the set of VLANs that are in use for the purpose of VLAN | |
3971 | * splinters. | |
3972 | * | |
3973 | * If VLAN splinters are enabled on at least one interface and any VLANs are in | |
3974 | * use, returns a 4096-bit bitmap with a 1-bit for each in-use VLAN (bits 0 and | |
3975 | * 4095 will not be set). The caller is responsible for freeing the bitmap, | |
3976 | * with free(). | |
3977 | * | |
3978 | * If VLANs splinters are not enabled on any interface or if no VLANs are in | |
3979 | * use, returns NULL. | |
3980 | * | |
3981 | * Updates 'vlan_splinters_enabled_anywhere'. */ | |
3982 | static unsigned long int * | |
3983 | collect_splinter_vlans(const struct ovsrec_open_vswitch *ovs_cfg) | |
3984 | { | |
3985 | unsigned long int *splinter_vlans; | |
3986 | struct sset splinter_ifaces; | |
3987 | const char *real_dev_name; | |
3988 | struct shash *real_devs; | |
3989 | struct shash_node *node; | |
3990 | struct bridge *br; | |
3991 | size_t i; | |
3992 | ||
7c70698f BP |
3993 | /* Free space allocated for synthesized ports and interfaces, since we're |
3994 | * in the process of reconstructing all of them. */ | |
37344ffa | 3995 | free_registered_recs(); |
7c70698f | 3996 | |
45c580a3 | 3997 | splinter_vlans = bitmap_allocate(4096); |
52a90c29 | 3998 | sset_init(&splinter_ifaces); |
45c580a3 | 3999 | vlan_splinters_enabled_anywhere = false; |
52a90c29 BP |
4000 | for (i = 0; i < ovs_cfg->n_bridges; i++) { |
4001 | struct ovsrec_bridge *br_cfg = ovs_cfg->bridges[i]; | |
4002 | size_t j; | |
4003 | ||
4004 | for (j = 0; j < br_cfg->n_ports; j++) { | |
4005 | struct ovsrec_port *port_cfg = br_cfg->ports[j]; | |
4006 | int k; | |
4007 | ||
4008 | for (k = 0; k < port_cfg->n_interfaces; k++) { | |
4009 | struct ovsrec_interface *iface_cfg = port_cfg->interfaces[k]; | |
4010 | ||
4011 | if (vlan_splinters_is_enabled(iface_cfg)) { | |
45c580a3 | 4012 | vlan_splinters_enabled_anywhere = true; |
52a90c29 | 4013 | sset_add(&splinter_ifaces, iface_cfg->name); |
52a90c29 BP |
4014 | vlan_bitmap_from_array__(port_cfg->trunks, |
4015 | port_cfg->n_trunks, | |
4016 | splinter_vlans); | |
4017 | } | |
4018 | } | |
45c580a3 BP |
4019 | |
4020 | if (port_cfg->tag && *port_cfg->tag > 0 && *port_cfg->tag < 4095) { | |
4021 | bitmap_set1(splinter_vlans, *port_cfg->tag); | |
4022 | } | |
52a90c29 BP |
4023 | } |
4024 | } | |
4025 | ||
45c580a3 BP |
4026 | if (!vlan_splinters_enabled_anywhere) { |
4027 | free(splinter_vlans); | |
52a90c29 BP |
4028 | sset_destroy(&splinter_ifaces); |
4029 | return NULL; | |
4030 | } | |
4031 | ||
4032 | HMAP_FOR_EACH (br, node, &all_bridges) { | |
4033 | if (br->ofproto) { | |
4034 | ofproto_get_vlan_usage(br->ofproto, splinter_vlans); | |
4035 | } | |
4036 | } | |
4037 | ||
4038 | /* Don't allow VLANs 0 or 4095 to be splintered. VLAN 0 should appear on | |
4039 | * the real device. VLAN 4095 is reserved and Linux doesn't allow a VLAN | |
4040 | * device to be created for it. */ | |
4041 | bitmap_set0(splinter_vlans, 0); | |
4042 | bitmap_set0(splinter_vlans, 4095); | |
4043 | ||
4044 | /* Delete all VLAN devices that we don't need. */ | |
4045 | vlandev_refresh(); | |
4046 | real_devs = vlandev_get_real_devs(); | |
4047 | SHASH_FOR_EACH (node, real_devs) { | |
4048 | const struct vlan_real_dev *real_dev = node->data; | |
4049 | const struct vlan_dev *vlan_dev; | |
4050 | bool real_dev_has_splinters; | |
4051 | ||
4052 | real_dev_has_splinters = sset_contains(&splinter_ifaces, | |
4053 | real_dev->name); | |
4054 | HMAP_FOR_EACH (vlan_dev, hmap_node, &real_dev->vlan_devs) { | |
4055 | if (!real_dev_has_splinters | |
4056 | || !bitmap_is_set(splinter_vlans, vlan_dev->vid)) { | |
4057 | struct netdev *netdev; | |
4058 | ||
4059 | if (!netdev_open(vlan_dev->name, "system", &netdev)) { | |
4060 | if (!netdev_get_in4(netdev, NULL, NULL) || | |
4061 | !netdev_get_in6(netdev, NULL)) { | |
4062 | vlandev_del(vlan_dev->name); | |
4063 | } else { | |
4064 | /* It has an IP address configured, so we don't own | |
4065 | * it. Don't delete it. */ | |
4066 | } | |
4067 | netdev_close(netdev); | |
4068 | } | |
4069 | } | |
4070 | ||
4071 | } | |
4072 | } | |
4073 | ||
4074 | /* Add all VLAN devices that we need. */ | |
4075 | SSET_FOR_EACH (real_dev_name, &splinter_ifaces) { | |
4076 | int vid; | |
4077 | ||
4078 | BITMAP_FOR_EACH_1 (vid, 4096, splinter_vlans) { | |
4079 | if (!vlandev_get_name(real_dev_name, vid)) { | |
4080 | vlandev_add(real_dev_name, vid); | |
4081 | } | |
4082 | } | |
4083 | } | |
4084 | ||
4085 | vlandev_refresh(); | |
4086 | ||
4087 | sset_destroy(&splinter_ifaces); | |
4088 | ||
4089 | if (bitmap_scan(splinter_vlans, 0, 4096) >= 4096) { | |
4090 | free(splinter_vlans); | |
4091 | return NULL; | |
4092 | } | |
4093 | return splinter_vlans; | |
4094 | } | |
4095 | ||
4096 | /* Pushes the configure of VLAN splinter port 'port' (e.g. eth0.9) down to | |
4097 | * ofproto. */ | |
4098 | static void | |
4099 | configure_splinter_port(struct port *port) | |
4100 | { | |
4101 | struct ofproto *ofproto = port->bridge->ofproto; | |
4102 | uint16_t realdev_ofp_port; | |
4103 | const char *realdev_name; | |
4104 | struct iface *vlandev, *realdev; | |
4105 | ||
4106 | ofproto_bundle_unregister(port->bridge->ofproto, port); | |
4107 | ||
4108 | vlandev = CONTAINER_OF(list_front(&port->ifaces), struct iface, | |
4109 | port_elem); | |
4110 | ||
a699f614 | 4111 | realdev_name = smap_get(&port->cfg->other_config, "realdev"); |
52a90c29 BP |
4112 | realdev = iface_lookup(port->bridge, realdev_name); |
4113 | realdev_ofp_port = realdev ? realdev->ofp_port : 0; | |
4114 | ||
4115 | ofproto_port_set_realdev(ofproto, vlandev->ofp_port, realdev_ofp_port, | |
4116 | *port->cfg->tag); | |
4117 | } | |
4118 | ||
4119 | static struct ovsrec_port * | |
4120 | synthesize_splinter_port(const char *real_dev_name, | |
4121 | const char *vlan_dev_name, int vid) | |
4122 | { | |
4123 | struct ovsrec_interface *iface; | |
4124 | struct ovsrec_port *port; | |
4125 | ||
a699f614 EJ |
4126 | iface = xmalloc(sizeof *iface); |
4127 | ovsrec_interface_init(iface); | |
52a90c29 BP |
4128 | iface->name = xstrdup(vlan_dev_name); |
4129 | iface->type = "system"; | |
4130 | ||
a699f614 EJ |
4131 | port = xmalloc(sizeof *port); |
4132 | ovsrec_port_init(port); | |
52a90c29 BP |
4133 | port->interfaces = xmemdup(&iface, sizeof iface); |
4134 | port->n_interfaces = 1; | |
4135 | port->name = xstrdup(vlan_dev_name); | |
4136 | port->vlan_mode = "splinter"; | |
4137 | port->tag = xmalloc(sizeof *port->tag); | |
4138 | *port->tag = vid; | |
a699f614 EJ |
4139 | |
4140 | smap_add(&port->other_config, "realdev", real_dev_name); | |
52a90c29 | 4141 | |
37344ffa | 4142 | register_rec(port); |
52a90c29 BP |
4143 | return port; |
4144 | } | |
4145 | ||
4146 | /* For each interface with 'br' that has VLAN splinters enabled, adds a | |
4147 | * corresponding ovsrec_port to 'ports' for each splinter VLAN marked with a | |
4148 | * 1-bit in the 'splinter_vlans' bitmap. */ | |
4149 | static void | |
4150 | add_vlan_splinter_ports(struct bridge *br, | |
4151 | const unsigned long int *splinter_vlans, | |
4152 | struct shash *ports) | |
4153 | { | |
4154 | size_t i; | |
4155 | ||
52a90c29 BP |
4156 | /* We iterate through 'br->cfg->ports' instead of 'ports' here because |
4157 | * we're modifying 'ports'. */ | |
4158 | for (i = 0; i < br->cfg->n_ports; i++) { | |
4159 | const char *name = br->cfg->ports[i]->name; | |
4160 | struct ovsrec_port *port_cfg = shash_find_data(ports, name); | |
4161 | size_t j; | |
4162 | ||
4163 | for (j = 0; j < port_cfg->n_interfaces; j++) { | |
4164 | struct ovsrec_interface *iface_cfg = port_cfg->interfaces[j]; | |
4165 | ||
4166 | if (vlan_splinters_is_enabled(iface_cfg)) { | |
4167 | const char *real_dev_name; | |
4168 | uint16_t vid; | |
4169 | ||
4170 | real_dev_name = iface_cfg->name; | |
4171 | BITMAP_FOR_EACH_1 (vid, 4096, splinter_vlans) { | |
4172 | const char *vlan_dev_name; | |
4173 | ||
4174 | vlan_dev_name = vlandev_get_name(real_dev_name, vid); | |
4175 | if (vlan_dev_name | |
4176 | && !shash_find(ports, vlan_dev_name)) { | |
4177 | shash_add(ports, vlan_dev_name, | |
4178 | synthesize_splinter_port( | |
4179 | real_dev_name, vlan_dev_name, vid)); | |
4180 | } | |
4181 | } | |
4182 | } | |
4183 | } | |
4184 | } | |
4185 | } | |
9d24de3b JP |
4186 | |
4187 | static void | |
4188 | mirror_refresh_stats(struct mirror *m) | |
4189 | { | |
4190 | struct ofproto *ofproto = m->bridge->ofproto; | |
4191 | uint64_t tx_packets, tx_bytes; | |
4192 | char *keys[2]; | |
4193 | int64_t values[2]; | |
4194 | size_t stat_cnt = 0; | |
4195 | ||
4196 | if (ofproto_mirror_get_stats(ofproto, m, &tx_packets, &tx_bytes)) { | |
4197 | ovsrec_mirror_set_statistics(m->cfg, NULL, NULL, 0); | |
4198 | return; | |
4199 | } | |
4200 | ||
4201 | if (tx_packets != UINT64_MAX) { | |
4202 | keys[stat_cnt] = "tx_packets"; | |
4203 | values[stat_cnt] = tx_packets; | |
4204 | stat_cnt++; | |
4205 | } | |
4206 | if (tx_bytes != UINT64_MAX) { | |
4207 | keys[stat_cnt] = "tx_bytes"; | |
4208 | values[stat_cnt] = tx_bytes; | |
4209 | stat_cnt++; | |
4210 | } | |
4211 | ||
4212 | ovsrec_mirror_set_statistics(m->cfg, keys, values, stat_cnt); | |
4213 | } |