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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> |
a5fb0e29 | 21 | #include "async-append.h" |
ccc09689 | 22 | #include "bfd.h" |
064af421 | 23 | #include "bitmap.h" |
f620b43a | 24 | #include "bond.h" |
b31bcf60 | 25 | #include "cfm.h" |
064af421 | 26 | #include "coverage.h" |
a7ff9bd7 | 27 | #include "daemon.h" |
064af421 | 28 | #include "dirs.h" |
064af421 | 29 | #include "dynamic-string.h" |
064af421 | 30 | #include "hash.h" |
d9a8717a | 31 | #include "hmap.h" |
f145afdc | 32 | #include "hmapx.h" |
cd11000b | 33 | #include "jsonrpc.h" |
6aa74308 | 34 | #include "lacp.h" |
064af421 | 35 | #include "list.h" |
e764773c | 36 | #include "mac-learning.h" |
254750ce | 37 | #include "meta-flow.h" |
064af421 | 38 | #include "netdev.h" |
064af421 | 39 | #include "ofp-print.h" |
7beaa082 | 40 | #include "ofp-util.h" |
064af421 | 41 | #include "ofpbuf.h" |
8cd4882f | 42 | #include "ofproto/ofproto.h" |
064af421 | 43 | #include "poll-loop.h" |
76343538 | 44 | #include "sha1.h" |
6c88d577 | 45 | #include "shash.h" |
79f1cbe9 | 46 | #include "smap.h" |
064af421 | 47 | #include "socket-util.h" |
5bd31620 | 48 | #include "stream.h" |
fe55ad15 | 49 | #include "stream-ssl.h" |
b3c01ed3 | 50 | #include "sset.h" |
ce887677 | 51 | #include "system-stats.h" |
064af421 BP |
52 | #include "timeval.h" |
53 | #include "util.h" | |
da285df4 | 54 | #include "unixctl.h" |
52a90c29 | 55 | #include "vlandev.h" |
eaa67ba8 | 56 | #include "lib/vswitch-idl.h" |
064af421 | 57 | #include "xenserver.h" |
5136ce49 | 58 | #include "vlog.h" |
72b06300 | 59 | #include "sflow_api.h" |
0fb7b915 | 60 | #include "vlan-bitmap.h" |
064af421 | 61 | |
d98e6007 | 62 | VLOG_DEFINE_THIS_MODULE(bridge); |
064af421 | 63 | |
d76f09ea BP |
64 | COVERAGE_DEFINE(bridge_reconfigure); |
65 | ||
bae7208e EJ |
66 | /* Configuration of an uninstantiated iface. */ |
67 | struct if_cfg { | |
68 | struct hmap_node hmap_node; /* Node in bridge's if_cfg_todo. */ | |
69 | const struct ovsrec_interface *cfg; /* Interface record. */ | |
70 | const struct ovsrec_port *parent; /* Parent port record. */ | |
4e022ec0 | 71 | ofp_port_t ofport; /* Requested OpenFlow port number. */ |
bae7208e EJ |
72 | }; |
73 | ||
74 | /* OpenFlow port slated for removal from ofproto. */ | |
75 | struct ofpp_garbage { | |
76 | struct list list_node; /* Node in bridge's ofpp_garbage. */ | |
4e022ec0 | 77 | ofp_port_t ofp_port; /* Port to be deleted. */ |
bae7208e EJ |
78 | }; |
79 | ||
064af421 | 80 | struct iface { |
0c6aea3f | 81 | /* These members are always valid. */ |
83db7968 | 82 | struct list port_elem; /* Element in struct port's "ifaces" list. */ |
ebea37cc | 83 | struct hmap_node name_node; /* In struct bridge's "iface_by_name" hmap. */ |
064af421 | 84 | struct port *port; /* Containing port. */ |
064af421 | 85 | char *name; /* Host network device name. */ |
064af421 | 86 | |
0c6aea3f | 87 | /* These members are valid only after bridge_reconfigure() causes them to |
1e0b752d | 88 | * be initialized. */ |
892815f5 | 89 | struct hmap_node ofp_port_node; /* In struct bridge's "ifaces" hmap. */ |
4e022ec0 | 90 | ofp_port_t ofp_port; /* OpenFlow port number, */ |
c60c33fb | 91 | /* OFPP_NONE if unknown. */ |
0c6aea3f | 92 | struct netdev *netdev; /* Network device. */ |
6cefe1da | 93 | const char *type; /* Usually same as cfg->type. */ |
76343538 | 94 | const struct ovsrec_interface *cfg; |
064af421 BP |
95 | }; |
96 | ||
064af421 | 97 | struct mirror { |
fa066f01 BP |
98 | struct uuid uuid; /* UUID of this "mirror" record in database. */ |
99 | struct hmap_node hmap_node; /* In struct bridge's "mirrors" hmap. */ | |
064af421 | 100 | struct bridge *bridge; |
064af421 | 101 | char *name; |
9d24de3b | 102 | const struct ovsrec_mirror *cfg; |
064af421 BP |
103 | }; |
104 | ||
064af421 | 105 | struct port { |
8052fb14 | 106 | struct hmap_node hmap_node; /* Element in struct bridge's "ports" hmap. */ |
6e492d81 | 107 | struct bridge *bridge; |
8052fb14 BP |
108 | char *name; |
109 | ||
1e0b752d | 110 | const struct ovsrec_port *cfg; |
064af421 BP |
111 | |
112 | /* An ordinary bridge port has 1 interface. | |
113 | * A bridge port for bonding has at least 2 interfaces. */ | |
83db7968 | 114 | struct list ifaces; /* List of "struct iface"s. */ |
064af421 BP |
115 | }; |
116 | ||
064af421 | 117 | struct bridge { |
764072fd | 118 | struct hmap_node node; /* In 'all_bridges'. */ |
064af421 | 119 | char *name; /* User-specified arbitrary name. */ |
66da9bef | 120 | char *type; /* Datapath type. */ |
abe457eb | 121 | uint8_t ea[ETH_ADDR_LEN]; /* Bridge Ethernet Address. */ |
064af421 | 122 | uint8_t default_ea[ETH_ADDR_LEN]; /* Default MAC. */ |
1e0b752d | 123 | const struct ovsrec_bridge *cfg; |
064af421 | 124 | |
064af421 BP |
125 | /* OpenFlow switch processing. */ |
126 | struct ofproto *ofproto; /* OpenFlow switch. */ | |
127 | ||
064af421 | 128 | /* Bridge ports. */ |
8052fb14 | 129 | struct hmap ports; /* "struct port"s indexed by name. */ |
892815f5 | 130 | struct hmap ifaces; /* "struct iface"s indexed by ofp_port. */ |
ebea37cc | 131 | struct hmap iface_by_name; /* "struct iface"s indexed by name. */ |
064af421 | 132 | |
bae7208e EJ |
133 | struct list ofpp_garbage; /* "struct ofpp_garbage" slated for removal. */ |
134 | struct hmap if_cfg_todo; /* "struct if_cfg"s slated for creation. | |
135 | Indexed on 'cfg->name'. */ | |
136 | ||
064af421 | 137 | /* Port mirroring. */ |
fa066f01 | 138 | struct hmap mirrors; /* "struct mirror" indexed by UUID. */ |
cfea354b BP |
139 | |
140 | /* Synthetic local port if necessary. */ | |
141 | struct ovsrec_port synth_local_port; | |
142 | struct ovsrec_interface synth_local_iface; | |
143 | struct ovsrec_interface *synth_local_ifacep; | |
064af421 BP |
144 | }; |
145 | ||
764072fd BP |
146 | /* All bridges, indexed by name. */ |
147 | static struct hmap all_bridges = HMAP_INITIALIZER(&all_bridges); | |
064af421 | 148 | |
c5187f17 BP |
149 | /* OVSDB IDL used to obtain configuration. */ |
150 | static struct ovsdb_idl *idl; | |
151 | ||
63ff04e8 BP |
152 | /* We want to complete daemonization, fully detaching from our parent process, |
153 | * only after we have completed our initial configuration, committed our state | |
154 | * to the database, and received confirmation back from the database server | |
155 | * that it applied the commit. This allows our parent process to know that, | |
156 | * post-detach, ephemeral fields such as datapath-id and ofport are very likely | |
157 | * to have already been filled in. (It is only "very likely" rather than | |
158 | * certain because there is always a slim possibility that the transaction will | |
159 | * fail or that some other client has added new bridges, ports, etc. while | |
160 | * ovs-vswitchd was configuring using an old configuration.) | |
161 | * | |
162 | * We only need to do this once for our initial configuration at startup, so | |
163 | * 'initial_config_done' tracks whether we've already done it. While we are | |
164 | * waiting for a response to our commit, 'daemonize_txn' tracks the transaction | |
165 | * itself and is otherwise NULL. */ | |
166 | static bool initial_config_done; | |
167 | static struct ovsdb_idl_txn *daemonize_txn; | |
168 | ||
854a94d9 BP |
169 | /* Most recently processed IDL sequence number. */ |
170 | static unsigned int idl_seqno; | |
171 | ||
35a22d8c | 172 | /* Each time this timer expires, the bridge fetches interface and mirror |
cd0cd65f | 173 | * statistics and pushes them into the database. */ |
35a22d8c BP |
174 | #define IFACE_STATS_INTERVAL (5 * 1000) /* In milliseconds. */ |
175 | static long long int iface_stats_timer = LLONG_MIN; | |
018f1525 | 176 | |
c7e7bb21 EJ |
177 | /* In some datapaths, creating and destroying OpenFlow ports can be extremely |
178 | * expensive. This can cause bridge_reconfigure() to take a long time during | |
179 | * which no other work can be done. To deal with this problem, we limit port | |
180 | * adds and deletions to a window of OFP_PORT_ACTION_WINDOW milliseconds per | |
181 | * call to bridge_reconfigure(). If there is more work to do after the limit | |
182 | * is reached, 'need_reconfigure', is flagged and it's done on the next loop. | |
183 | * This allows the rest of the code to catch up on important things like | |
184 | * forwarding packets. */ | |
185 | #define OFP_PORT_ACTION_WINDOW 10 | |
bae7208e | 186 | static bool reconfiguring = false; |
c7e7bb21 | 187 | |
66da9bef | 188 | static void add_del_bridges(const struct ovsrec_open_vswitch *); |
bae7208e | 189 | static void bridge_update_ofprotos(void); |
66da9bef | 190 | static void bridge_create(const struct ovsrec_bridge *); |
064af421 BP |
191 | static void bridge_destroy(struct bridge *); |
192 | static struct bridge *bridge_lookup(const char *name); | |
8ca79daa | 193 | static unixctl_cb_func bridge_unixctl_dump_flows; |
fa05809b | 194 | static unixctl_cb_func bridge_unixctl_reconnect; |
1a048029 | 195 | static size_t bridge_get_controllers(const struct bridge *br, |
76ce9432 | 196 | struct ovsrec_controller ***controllersp); |
52a90c29 BP |
197 | static void bridge_add_del_ports(struct bridge *, |
198 | const unsigned long int *splinter_vlans); | |
892815f5 | 199 | static void bridge_refresh_ofp_port(struct bridge *); |
7155fa52 | 200 | static void bridge_configure_flow_miss_model(const char *opt); |
6f90b8f4 BP |
201 | static void bridge_configure_datapath_id(struct bridge *); |
202 | static void bridge_configure_netflow(struct bridge *); | |
8402c74b | 203 | static void bridge_configure_forward_bpdu(struct bridge *); |
c4069512 | 204 | static void bridge_configure_mac_table(struct bridge *); |
6f90b8f4 | 205 | static void bridge_configure_sflow(struct bridge *, int *sflow_bridge_number); |
29089a54 | 206 | static void bridge_configure_ipfix(struct bridge *); |
21f7563c | 207 | static void bridge_configure_stp(struct bridge *); |
254750ce | 208 | static void bridge_configure_tables(struct bridge *); |
8b6ff729 | 209 | static void bridge_configure_dp_desc(struct bridge *); |
fa066f01 BP |
210 | static void bridge_configure_remotes(struct bridge *, |
211 | const struct sockaddr_in *managers, | |
212 | size_t n_managers); | |
064af421 BP |
213 | static void bridge_pick_local_hw_addr(struct bridge *, |
214 | uint8_t ea[ETH_ADDR_LEN], | |
07c318f4 | 215 | struct iface **hw_addr_iface); |
064af421 BP |
216 | static uint64_t bridge_pick_datapath_id(struct bridge *, |
217 | const uint8_t bridge_ea[ETH_ADDR_LEN], | |
07c318f4 | 218 | struct iface *hw_addr_iface); |
bae7208e EJ |
219 | static void bridge_queue_if_cfg(struct bridge *, |
220 | const struct ovsrec_interface *, | |
221 | const struct ovsrec_port *); | |
064af421 | 222 | static uint64_t dpid_from_hash(const void *, size_t nbytes); |
e8192d80 BP |
223 | static bool bridge_has_bond_fake_iface(const struct bridge *, |
224 | const char *name); | |
225 | static bool port_is_bond_fake_iface(const struct port *); | |
064af421 | 226 | |
e8fe3026 | 227 | static unixctl_cb_func qos_unixctl_show; |
8c4c1387 | 228 | |
66da9bef | 229 | static struct port *port_create(struct bridge *, const struct ovsrec_port *); |
66da9bef | 230 | static void port_del_ifaces(struct port *); |
064af421 BP |
231 | static void port_destroy(struct port *); |
232 | static struct port *port_lookup(const struct bridge *, const char *name); | |
fa066f01 BP |
233 | static void port_configure(struct port *); |
234 | static struct lacp_settings *port_configure_lacp(struct port *, | |
235 | struct lacp_settings *); | |
df53d41c | 236 | static void port_configure_bond(struct port *, struct bond_settings *); |
06b592bc | 237 | static bool port_is_synthetic(const struct port *); |
fa066f01 | 238 | |
35a22d8c BP |
239 | static void reconfigure_system_stats(const struct ovsrec_open_vswitch *); |
240 | static void run_system_stats(void); | |
241 | ||
fa066f01 BP |
242 | static void bridge_configure_mirrors(struct bridge *); |
243 | static struct mirror *mirror_create(struct bridge *, | |
244 | const struct ovsrec_mirror *); | |
064af421 | 245 | static void mirror_destroy(struct mirror *); |
9d24de3b JP |
246 | static bool mirror_configure(struct mirror *); |
247 | static void mirror_refresh_stats(struct mirror *); | |
064af421 | 248 | |
fa066f01 | 249 | static void iface_configure_lacp(struct iface *, struct lacp_slave_settings *); |
4e022ec0 AW |
250 | static bool iface_create(struct bridge *, struct if_cfg *, |
251 | ofp_port_t ofp_port); | |
05ba03e0 JP |
252 | static bool iface_is_internal(const struct ovsrec_interface *iface, |
253 | const struct ovsrec_bridge *br); | |
b54441b3 BP |
254 | static const char *iface_get_type(const struct ovsrec_interface *, |
255 | const struct ovsrec_bridge *); | |
064af421 BP |
256 | static void iface_destroy(struct iface *); |
257 | static struct iface *iface_lookup(const struct bridge *, const char *name); | |
e8fe3026 | 258 | static struct iface *iface_find(const char *name); |
bae7208e | 259 | static struct if_cfg *if_cfg_lookup(const struct bridge *, const char *name); |
892815f5 | 260 | static struct iface *iface_from_ofp_port(const struct bridge *, |
4e022ec0 | 261 | ofp_port_t ofp_port); |
52df17e7 | 262 | static void iface_set_mac(struct iface *); |
4e022ec0 | 263 | static void iface_set_ofport(const struct ovsrec_interface *, ofp_port_t ofport); |
3fc5a86a | 264 | static void iface_clear_db_record(const struct ovsrec_interface *if_cfg); |
66da9bef BP |
265 | static void iface_configure_qos(struct iface *, const struct ovsrec_qos *); |
266 | static void iface_configure_cfm(struct iface *); | |
8f3fe844 | 267 | static void iface_refresh_cfm_stats(struct iface *); |
1101a0b4 AE |
268 | static void iface_refresh_stats(struct iface *); |
269 | static void iface_refresh_status(struct iface *); | |
cfea354b | 270 | static bool iface_is_synthetic(const struct iface *); |
4e022ec0 | 271 | static ofp_port_t iface_pick_ofport(const struct ovsrec_interface *); |
52a90c29 BP |
272 | |
273 | /* Linux VLAN device support (e.g. "eth0.10" for VLAN 10.) | |
274 | * | |
275 | * This is deprecated. It is only for compatibility with broken device drivers | |
276 | * in old versions of Linux that do not properly support VLANs when VLAN | |
277 | * devices are not used. When broken device drivers are no longer in | |
278 | * widespread use, we will delete these interfaces. */ | |
279 | ||
280 | /* True if VLAN splinters are enabled on any interface, false otherwise.*/ | |
281 | static bool vlan_splinters_enabled_anywhere; | |
282 | ||
283 | static bool vlan_splinters_is_enabled(const struct ovsrec_interface *); | |
284 | static unsigned long int *collect_splinter_vlans( | |
285 | const struct ovsrec_open_vswitch *); | |
286 | static void configure_splinter_port(struct port *); | |
287 | static void add_vlan_splinter_ports(struct bridge *, | |
288 | const unsigned long int *splinter_vlans, | |
289 | struct shash *ports); | |
b0408fca JP |
290 | |
291 | static void | |
292 | bridge_init_ofproto(const struct ovsrec_open_vswitch *cfg) | |
293 | { | |
294 | struct shash iface_hints; | |
295 | static bool initialized = false; | |
296 | int i; | |
297 | ||
298 | if (initialized) { | |
299 | return; | |
300 | } | |
301 | ||
302 | shash_init(&iface_hints); | |
303 | ||
b099cd5f EJ |
304 | if (cfg) { |
305 | for (i = 0; i < cfg->n_bridges; i++) { | |
306 | const struct ovsrec_bridge *br_cfg = cfg->bridges[i]; | |
307 | int j; | |
308 | ||
309 | for (j = 0; j < br_cfg->n_ports; j++) { | |
310 | struct ovsrec_port *port_cfg = br_cfg->ports[j]; | |
311 | int k; | |
312 | ||
313 | for (k = 0; k < port_cfg->n_interfaces; k++) { | |
314 | struct ovsrec_interface *if_cfg = port_cfg->interfaces[k]; | |
315 | struct iface_hint *iface_hint; | |
316 | ||
317 | iface_hint = xmalloc(sizeof *iface_hint); | |
318 | iface_hint->br_name = br_cfg->name; | |
319 | iface_hint->br_type = br_cfg->datapath_type; | |
558e2cc5 | 320 | iface_hint->ofp_port = iface_pick_ofport(if_cfg); |
b099cd5f EJ |
321 | |
322 | shash_add(&iface_hints, if_cfg->name, iface_hint); | |
323 | } | |
b0408fca JP |
324 | } |
325 | } | |
326 | } | |
327 | ||
328 | ofproto_init(&iface_hints); | |
329 | ||
330 | shash_destroy_free_data(&iface_hints); | |
331 | initialized = true; | |
332 | } | |
064af421 BP |
333 | \f |
334 | /* Public functions. */ | |
335 | ||
c5187f17 BP |
336 | /* Initializes the bridge module, configuring it to obtain its configuration |
337 | * from an OVSDB server accessed over 'remote', which should be a string in a | |
338 | * form acceptable to ovsdb_idl_create(). */ | |
064af421 | 339 | void |
c5187f17 BP |
340 | bridge_init(const char *remote) |
341 | { | |
342 | /* Create connection to database. */ | |
fba6bd1d | 343 | idl = ovsdb_idl_create(remote, &ovsrec_idl_class, true, true); |
854a94d9 | 344 | idl_seqno = ovsdb_idl_get_seqno(idl); |
06b6d651 | 345 | ovsdb_idl_set_lock(idl, "ovs_vswitchd"); |
8cdec725 | 346 | ovsdb_idl_verify_write_only(idl); |
c5187f17 | 347 | |
ef73f86c BP |
348 | ovsdb_idl_omit_alert(idl, &ovsrec_open_vswitch_col_cur_cfg); |
349 | ovsdb_idl_omit_alert(idl, &ovsrec_open_vswitch_col_statistics); | |
e85bbd75 | 350 | ovsdb_idl_omit(idl, &ovsrec_open_vswitch_col_external_ids); |
62f3aaed BP |
351 | ovsdb_idl_omit(idl, &ovsrec_open_vswitch_col_ovs_version); |
352 | ovsdb_idl_omit(idl, &ovsrec_open_vswitch_col_db_version); | |
353 | ovsdb_idl_omit(idl, &ovsrec_open_vswitch_col_system_type); | |
354 | ovsdb_idl_omit(idl, &ovsrec_open_vswitch_col_system_version); | |
e85bbd75 | 355 | |
62f3aaed | 356 | ovsdb_idl_omit_alert(idl, &ovsrec_bridge_col_datapath_id); |
21f7563c | 357 | ovsdb_idl_omit_alert(idl, &ovsrec_bridge_col_status); |
e85bbd75 BP |
358 | ovsdb_idl_omit(idl, &ovsrec_bridge_col_external_ids); |
359 | ||
21f7563c | 360 | ovsdb_idl_omit_alert(idl, &ovsrec_port_col_status); |
80740385 | 361 | ovsdb_idl_omit_alert(idl, &ovsrec_port_col_statistics); |
e85bbd75 BP |
362 | ovsdb_idl_omit(idl, &ovsrec_port_col_external_ids); |
363 | ovsdb_idl_omit(idl, &ovsrec_port_col_fake_bridge); | |
364 | ||
62f3aaed BP |
365 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_admin_state); |
366 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_duplex); | |
367 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_link_speed); | |
368 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_link_state); | |
65c3058c | 369 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_link_resets); |
df867eda | 370 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_mac_in_use); |
ea401d9a | 371 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_ifindex); |
62f3aaed | 372 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_mtu); |
ef73f86c BP |
373 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_ofport); |
374 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_statistics); | |
62f3aaed | 375 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_status); |
b4117094 | 376 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_cfm_fault); |
b9380396 | 377 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_cfm_fault_status); |
1de11730 | 378 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_cfm_remote_mpids); |
3967a833 | 379 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_cfm_health); |
4104aaf1 | 380 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_cfm_remote_opstate); |
ccc09689 | 381 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_bfd_status); |
b4117094 | 382 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_lacp_current); |
e85bbd75 BP |
383 | ovsdb_idl_omit(idl, &ovsrec_interface_col_external_ids); |
384 | ||
62f3aaed BP |
385 | ovsdb_idl_omit_alert(idl, &ovsrec_controller_col_is_connected); |
386 | ovsdb_idl_omit_alert(idl, &ovsrec_controller_col_role); | |
387 | ovsdb_idl_omit_alert(idl, &ovsrec_controller_col_status); | |
388 | ovsdb_idl_omit(idl, &ovsrec_controller_col_external_ids); | |
389 | ||
62f3aaed BP |
390 | ovsdb_idl_omit(idl, &ovsrec_qos_col_external_ids); |
391 | ||
392 | ovsdb_idl_omit(idl, &ovsrec_queue_col_external_ids); | |
393 | ||
394 | ovsdb_idl_omit(idl, &ovsrec_mirror_col_external_ids); | |
9d24de3b | 395 | ovsdb_idl_omit_alert(idl, &ovsrec_mirror_col_statistics); |
62f3aaed BP |
396 | |
397 | ovsdb_idl_omit(idl, &ovsrec_netflow_col_external_ids); | |
62f3aaed | 398 | ovsdb_idl_omit(idl, &ovsrec_sflow_col_external_ids); |
29089a54 RL |
399 | ovsdb_idl_omit(idl, &ovsrec_ipfix_col_external_ids); |
400 | ovsdb_idl_omit(idl, &ovsrec_flow_sample_collector_set_col_external_ids); | |
62f3aaed BP |
401 | |
402 | ovsdb_idl_omit(idl, &ovsrec_manager_col_external_ids); | |
403 | ovsdb_idl_omit(idl, &ovsrec_manager_col_inactivity_probe); | |
404 | ovsdb_idl_omit(idl, &ovsrec_manager_col_is_connected); | |
405 | ovsdb_idl_omit(idl, &ovsrec_manager_col_max_backoff); | |
406 | ovsdb_idl_omit(idl, &ovsrec_manager_col_status); | |
407 | ||
408 | ovsdb_idl_omit(idl, &ovsrec_ssl_col_external_ids); | |
409 | ||
c5187f17 | 410 | /* Register unixctl commands. */ |
0e15264f BP |
411 | unixctl_command_register("qos/show", "interface", 1, 1, |
412 | qos_unixctl_show, NULL); | |
413 | unixctl_command_register("bridge/dump-flows", "bridge", 1, 1, | |
7ff2009a | 414 | bridge_unixctl_dump_flows, NULL); |
0e15264f | 415 | unixctl_command_register("bridge/reconnect", "[bridge]", 0, 1, |
7ff2009a | 416 | bridge_unixctl_reconnect, NULL); |
5827ce14 | 417 | lacp_init(); |
c5187f17 | 418 | bond_init(); |
9ac3fce4 | 419 | cfm_init(); |
fe4a02e4 | 420 | stp_init(); |
c5187f17 BP |
421 | } |
422 | ||
ee45ad81 BP |
423 | void |
424 | bridge_exit(void) | |
425 | { | |
426 | struct bridge *br, *next_br; | |
427 | ||
764072fd | 428 | HMAP_FOR_EACH_SAFE (br, next_br, node, &all_bridges) { |
ee45ad81 BP |
429 | bridge_destroy(br); |
430 | } | |
431 | ovsdb_idl_destroy(idl); | |
432 | } | |
433 | ||
cd11000b BP |
434 | /* Looks at the list of managers in 'ovs_cfg' and extracts their remote IP |
435 | * addresses and ports into '*managersp' and '*n_managersp'. The caller is | |
436 | * responsible for freeing '*managersp' (with free()). | |
437 | * | |
438 | * You may be asking yourself "why does ovs-vswitchd care?", because | |
439 | * ovsdb-server is responsible for connecting to the managers, and ovs-vswitchd | |
440 | * should not be and in fact is not directly involved in that. But | |
441 | * ovs-vswitchd needs to make sure that ovsdb-server can reach the managers, so | |
442 | * it has to tell in-band control where the managers are to enable that. | |
94db5407 | 443 | * (Thus, only managers connected in-band are collected.) |
cd11000b BP |
444 | */ |
445 | static void | |
94db5407 BP |
446 | collect_in_band_managers(const struct ovsrec_open_vswitch *ovs_cfg, |
447 | struct sockaddr_in **managersp, size_t *n_managersp) | |
cd11000b BP |
448 | { |
449 | struct sockaddr_in *managers = NULL; | |
450 | size_t n_managers = 0; | |
b3c01ed3 | 451 | struct sset targets; |
94db5407 BP |
452 | size_t i; |
453 | ||
289df16d AE |
454 | /* Collect all of the potential targets from the "targets" columns of the |
455 | * rows pointed to by "manager_options", excluding any that are | |
456 | * out-of-band. */ | |
b3c01ed3 | 457 | sset_init(&targets); |
94db5407 BP |
458 | for (i = 0; i < ovs_cfg->n_manager_options; i++) { |
459 | struct ovsrec_manager *m = ovs_cfg->manager_options[i]; | |
460 | ||
461 | if (m->connection_mode && !strcmp(m->connection_mode, "out-of-band")) { | |
b3c01ed3 | 462 | sset_find_and_delete(&targets, m->target); |
94db5407 | 463 | } else { |
b3c01ed3 | 464 | sset_add(&targets, m->target); |
94db5407 BP |
465 | } |
466 | } | |
cd11000b | 467 | |
94db5407 | 468 | /* Now extract the targets' IP addresses. */ |
b3c01ed3 BP |
469 | if (!sset_is_empty(&targets)) { |
470 | const char *target; | |
cd11000b | 471 | |
b3c01ed3 BP |
472 | managers = xmalloc(sset_count(&targets) * sizeof *managers); |
473 | SSET_FOR_EACH (target, &targets) { | |
94db5407 | 474 | struct sockaddr_in *sin = &managers[n_managers]; |
cd11000b | 475 | |
ca843648 | 476 | if (stream_parse_target_with_default_port(target, |
efc295d2 | 477 | OVSDB_OLD_PORT, |
ca843648 | 478 | sin)) { |
cd11000b BP |
479 | n_managers++; |
480 | } | |
481 | } | |
482 | } | |
b3c01ed3 | 483 | sset_destroy(&targets); |
cd11000b BP |
484 | |
485 | *managersp = managers; | |
486 | *n_managersp = n_managers; | |
487 | } | |
488 | ||
c5187f17 | 489 | static void |
76343538 | 490 | bridge_reconfigure(const struct ovsrec_open_vswitch *ovs_cfg) |
064af421 | 491 | { |
52a90c29 | 492 | unsigned long int *splinter_vlans; |
bae7208e | 493 | struct bridge *br; |
064af421 BP |
494 | |
495 | COVERAGE_INC(bridge_reconfigure); | |
496 | ||
cb22974d | 497 | ovs_assert(!reconfiguring); |
bae7208e | 498 | reconfiguring = true; |
c7e7bb21 | 499 | |
380f49c4 EJ |
500 | ofproto_set_flow_eviction_threshold( |
501 | smap_get_int(&ovs_cfg->other_config, "flow-eviction-threshold", | |
502 | OFPROTO_FLOW_EVICTION_THRESHOLD_DEFAULT)); | |
503 | ||
448a4b2f AW |
504 | ofproto_set_n_handler_threads( |
505 | smap_get_int(&ovs_cfg->other_config, "n-handler-threads", 0)); | |
506 | ||
7155fa52 JS |
507 | bridge_configure_flow_miss_model(smap_get(&ovs_cfg->other_config, |
508 | "force-miss-model")); | |
509 | ||
bae7208e EJ |
510 | /* Destroy "struct bridge"s, "struct port"s, and "struct iface"s according |
511 | * to 'ovs_cfg' while update the "if_cfg_queue", with only very minimal | |
512 | * configuration otherwise. | |
66da9bef | 513 | * |
bae7208e EJ |
514 | * This is mostly an update to bridge data structures. Nothing is pushed |
515 | * down to ofproto or lower layers. */ | |
66da9bef | 516 | add_del_bridges(ovs_cfg); |
52a90c29 | 517 | splinter_vlans = collect_splinter_vlans(ovs_cfg); |
764072fd | 518 | HMAP_FOR_EACH (br, node, &all_bridges) { |
52a90c29 | 519 | bridge_add_del_ports(br, splinter_vlans); |
76343538 | 520 | } |
52a90c29 | 521 | free(splinter_vlans); |
064af421 | 522 | |
bae7208e EJ |
523 | /* Delete datapaths that are no longer configured, and create ones which |
524 | * don't exist but should. */ | |
525 | bridge_update_ofprotos(); | |
526 | ||
527 | /* Make sure each "struct iface" has a correct ofp_port in its ofproto. */ | |
764072fd | 528 | HMAP_FOR_EACH (br, node, &all_bridges) { |
bae7208e EJ |
529 | bridge_refresh_ofp_port(br); |
530 | } | |
531 | ||
532 | /* Clear database records for "if_cfg"s which haven't been instantiated. */ | |
533 | HMAP_FOR_EACH (br, node, &all_bridges) { | |
534 | struct if_cfg *if_cfg; | |
535 | ||
536 | HMAP_FOR_EACH (if_cfg, hmap_node, &br->if_cfg_todo) { | |
537 | iface_clear_db_record(if_cfg->cfg); | |
76343538 | 538 | } |
064af421 | 539 | } |
35a22d8c BP |
540 | |
541 | reconfigure_system_stats(ovs_cfg); | |
bae7208e | 542 | } |
064af421 | 543 | |
bae7208e EJ |
544 | static bool |
545 | bridge_reconfigure_ofp(void) | |
546 | { | |
547 | long long int deadline; | |
548 | struct bridge *br; | |
549 | ||
bae7208e EJ |
550 | deadline = time_msec() + OFP_PORT_ACTION_WINDOW; |
551 | ||
552 | /* The kernel will reject any attempt to add a given port to a datapath if | |
553 | * that port already belongs to a different datapath, so we must do all | |
554 | * port deletions before any port additions. */ | |
555 | HMAP_FOR_EACH (br, node, &all_bridges) { | |
556 | struct ofpp_garbage *garbage, *next; | |
557 | ||
558 | LIST_FOR_EACH_SAFE (garbage, next, list_node, &br->ofpp_garbage) { | |
6b803ddc EJ |
559 | /* It's a bit dangerous to call bridge_run_fast() here as ofproto's |
560 | * internal datastructures may not be consistent. Eventually, when | |
561 | * port additions and deletions are cheaper, these calls should be | |
562 | * removed. */ | |
563 | bridge_run_fast(); | |
bae7208e EJ |
564 | ofproto_port_del(br->ofproto, garbage->ofp_port); |
565 | list_remove(&garbage->list_node); | |
566 | free(garbage); | |
567 | ||
bae7208e EJ |
568 | if (time_msec() >= deadline) { |
569 | return false; | |
e56365a5 | 570 | } |
6b803ddc | 571 | bridge_run_fast(); |
064af421 BP |
572 | } |
573 | } | |
bae7208e | 574 | |
e8192d80 | 575 | HMAP_FOR_EACH (br, node, &all_bridges) { |
bae7208e EJ |
576 | struct if_cfg *if_cfg, *next; |
577 | ||
578 | HMAP_FOR_EACH_SAFE (if_cfg, next, hmap_node, &br->if_cfg_todo) { | |
c60c33fb | 579 | iface_create(br, if_cfg, OFPP_NONE); |
bae7208e EJ |
580 | if (time_msec() >= deadline) { |
581 | return false; | |
582 | } | |
583 | } | |
064af421 | 584 | } |
064af421 | 585 | |
bae7208e EJ |
586 | return true; |
587 | } | |
588 | ||
589 | static bool | |
590 | bridge_reconfigure_continue(const struct ovsrec_open_vswitch *ovs_cfg) | |
591 | { | |
592 | struct sockaddr_in *managers; | |
593 | int sflow_bridge_number; | |
594 | size_t n_managers; | |
595 | struct bridge *br; | |
596 | bool done; | |
597 | ||
cb22974d | 598 | ovs_assert(reconfiguring); |
bae7208e EJ |
599 | done = bridge_reconfigure_ofp(); |
600 | ||
66da9bef BP |
601 | /* Complete the configuration. */ |
602 | sflow_bridge_number = 0; | |
603 | collect_in_band_managers(ovs_cfg, &managers, &n_managers); | |
764072fd | 604 | HMAP_FOR_EACH (br, node, &all_bridges) { |
8052fb14 | 605 | struct port *port; |
064af421 | 606 | |
f145afdc BP |
607 | /* We need the datapath ID early to allow LACP ports to use it as the |
608 | * default system ID. */ | |
609 | bridge_configure_datapath_id(br); | |
610 | ||
8052fb14 | 611 | HMAP_FOR_EACH (port, hmap_node, &br->ports) { |
83db7968 | 612 | struct iface *iface; |
52df17e7 | 613 | |
fa066f01 | 614 | port_configure(port); |
c1c9c9c4 | 615 | |
48e1b7fb | 616 | LIST_FOR_EACH (iface, port_elem, &port->ifaces) { |
66da9bef BP |
617 | iface_configure_cfm(iface); |
618 | iface_configure_qos(iface, port->cfg->qos); | |
7ae79235 | 619 | iface_set_mac(iface); |
ccc09689 EJ |
620 | ofproto_port_set_bfd(br->ofproto, iface->ofp_port, |
621 | &iface->cfg->bfd); | |
064af421 BP |
622 | } |
623 | } | |
fa066f01 | 624 | bridge_configure_mirrors(br); |
8402c74b | 625 | bridge_configure_forward_bpdu(br); |
c4069512 | 626 | bridge_configure_mac_table(br); |
fa066f01 | 627 | bridge_configure_remotes(br, managers, n_managers); |
66da9bef BP |
628 | bridge_configure_netflow(br); |
629 | bridge_configure_sflow(br, &sflow_bridge_number); | |
29089a54 | 630 | bridge_configure_ipfix(br); |
21f7563c | 631 | bridge_configure_stp(br); |
254750ce | 632 | bridge_configure_tables(br); |
8b6ff729 | 633 | bridge_configure_dp_desc(br); |
380f49c4 EJ |
634 | |
635 | if (smap_get(&br->cfg->other_config, "flow-eviction-threshold")) { | |
636 | /* XXX: Remove this warning message eventually. */ | |
637 | VLOG_WARN_ONCE("As of June 2013, flow-eviction-threshold has been" | |
638 | " moved to the Open_vSwitch table. Ignoring its" | |
639 | " setting in the bridge table."); | |
640 | } | |
064af421 | 641 | } |
66da9bef | 642 | free(managers); |
064af421 | 643 | |
bae7208e | 644 | return done; |
66da9bef | 645 | } |
064af421 | 646 | |
bae7208e EJ |
647 | /* Delete ofprotos which aren't configured or have the wrong type. Create |
648 | * ofprotos which don't exist but need to. */ | |
66da9bef | 649 | static void |
bae7208e | 650 | bridge_update_ofprotos(void) |
66da9bef | 651 | { |
bae7208e | 652 | struct bridge *br, *next; |
f79e673f BP |
653 | struct sset names; |
654 | struct sset types; | |
66da9bef | 655 | const char *type; |
6c88d577 | 656 | |
bae7208e | 657 | /* Delete ofprotos with no bridge or with the wrong type. */ |
f79e673f BP |
658 | sset_init(&names); |
659 | sset_init(&types); | |
660 | ofproto_enumerate_types(&types); | |
661 | SSET_FOR_EACH (type, &types) { | |
66da9bef | 662 | const char *name; |
3a6ccc8c | 663 | |
f79e673f BP |
664 | ofproto_enumerate_names(type, &names); |
665 | SSET_FOR_EACH (name, &names) { | |
bae7208e | 666 | br = bridge_lookup(name); |
66da9bef | 667 | if (!br || strcmp(type, br->type)) { |
f79e673f | 668 | ofproto_delete(name, type); |
3a6ccc8c | 669 | } |
b31bcf60 EJ |
670 | } |
671 | } | |
f79e673f BP |
672 | sset_destroy(&names); |
673 | sset_destroy(&types); | |
76343538 | 674 | |
bae7208e EJ |
675 | /* Add ofprotos for bridges which don't have one yet. */ |
676 | HMAP_FOR_EACH_SAFE (br, next, node, &all_bridges) { | |
677 | struct bridge *br2; | |
678 | int error; | |
679 | ||
680 | if (br->ofproto) { | |
681 | continue; | |
682 | } | |
683 | ||
684 | /* Remove ports from any datapath with the same name as 'br'. If we | |
685 | * don't do this, creating 'br''s ofproto will fail because a port with | |
686 | * the same name as its local port already exists. */ | |
687 | HMAP_FOR_EACH (br2, node, &all_bridges) { | |
688 | struct ofproto_port ofproto_port; | |
689 | ||
690 | if (!br2->ofproto) { | |
691 | continue; | |
692 | } | |
693 | ||
694 | if (!ofproto_port_query_by_name(br2->ofproto, br->name, | |
695 | &ofproto_port)) { | |
696 | error = ofproto_port_del(br2->ofproto, ofproto_port.ofp_port); | |
697 | if (error) { | |
698 | VLOG_ERR("failed to delete port %s: %s", ofproto_port.name, | |
10a89ef0 | 699 | ovs_strerror(error)); |
bae7208e EJ |
700 | } |
701 | ofproto_port_destroy(&ofproto_port); | |
702 | } | |
703 | } | |
704 | ||
705 | error = ofproto_create(br->name, br->type, &br->ofproto); | |
706 | if (error) { | |
707 | VLOG_ERR("failed to create bridge %s: %s", br->name, | |
10a89ef0 | 708 | ovs_strerror(error)); |
bae7208e EJ |
709 | bridge_destroy(br); |
710 | } | |
66da9bef | 711 | } |
093e47f4 | 712 | } |
c3827f61 | 713 | |
fa066f01 BP |
714 | static void |
715 | port_configure(struct port *port) | |
716 | { | |
717 | const struct ovsrec_port *cfg = port->cfg; | |
718 | struct bond_settings bond_settings; | |
719 | struct lacp_settings lacp_settings; | |
720 | struct ofproto_bundle_settings s; | |
721 | struct iface *iface; | |
82057f51 | 722 | |
52a90c29 BP |
723 | if (cfg->vlan_mode && !strcmp(cfg->vlan_mode, "splinter")) { |
724 | configure_splinter_port(port); | |
725 | return; | |
726 | } | |
727 | ||
fa066f01 BP |
728 | /* Get name. */ |
729 | s.name = port->name; | |
3a6ccc8c | 730 | |
fa066f01 BP |
731 | /* Get slaves. */ |
732 | s.n_slaves = 0; | |
733 | s.slaves = xmalloc(list_size(&port->ifaces) * sizeof *s.slaves); | |
734 | LIST_FOR_EACH (iface, port_elem, &port->ifaces) { | |
892815f5 | 735 | s.slaves[s.n_slaves++] = iface->ofp_port; |
fa066f01 | 736 | } |
c3827f61 | 737 | |
fa066f01 BP |
738 | /* Get VLAN tag. */ |
739 | s.vlan = -1; | |
acaf1486 BP |
740 | if (cfg->tag && *cfg->tag >= 0 && *cfg->tag <= 4095) { |
741 | s.vlan = *cfg->tag; | |
fa066f01 | 742 | } |
b0ec0f27 | 743 | |
fa066f01 BP |
744 | /* Get VLAN trunks. */ |
745 | s.trunks = NULL; | |
ecac4ebf | 746 | if (cfg->n_trunks) { |
fa066f01 | 747 | s.trunks = vlan_bitmap_from_array(cfg->trunks, cfg->n_trunks); |
ecac4ebf BP |
748 | } |
749 | ||
750 | /* Get VLAN mode. */ | |
751 | if (cfg->vlan_mode) { | |
752 | if (!strcmp(cfg->vlan_mode, "access")) { | |
753 | s.vlan_mode = PORT_VLAN_ACCESS; | |
754 | } else if (!strcmp(cfg->vlan_mode, "trunk")) { | |
755 | s.vlan_mode = PORT_VLAN_TRUNK; | |
756 | } else if (!strcmp(cfg->vlan_mode, "native-tagged")) { | |
757 | s.vlan_mode = PORT_VLAN_NATIVE_TAGGED; | |
758 | } else if (!strcmp(cfg->vlan_mode, "native-untagged")) { | |
759 | s.vlan_mode = PORT_VLAN_NATIVE_UNTAGGED; | |
760 | } else { | |
761 | /* This "can't happen" because ovsdb-server should prevent it. */ | |
762 | VLOG_ERR("unknown VLAN mode %s", cfg->vlan_mode); | |
763 | s.vlan_mode = PORT_VLAN_TRUNK; | |
764 | } | |
765 | } else { | |
766 | if (s.vlan >= 0) { | |
767 | s.vlan_mode = PORT_VLAN_ACCESS; | |
768 | if (cfg->n_trunks) { | |
769 | VLOG_ERR("port %s: ignoring trunks in favor of implicit vlan", | |
770 | port->name); | |
771 | } | |
772 | } else { | |
773 | s.vlan_mode = PORT_VLAN_TRUNK; | |
774 | } | |
064af421 | 775 | } |
a699f614 EJ |
776 | s.use_priority_tags = smap_get_bool(&cfg->other_config, "priority-tags", |
777 | false); | |
064af421 | 778 | |
fa066f01 BP |
779 | /* Get LACP settings. */ |
780 | s.lacp = port_configure_lacp(port, &lacp_settings); | |
781 | if (s.lacp) { | |
782 | size_t i = 0; | |
064af421 | 783 | |
fa066f01 BP |
784 | s.lacp_slaves = xmalloc(s.n_slaves * sizeof *s.lacp_slaves); |
785 | LIST_FOR_EACH (iface, port_elem, &port->ifaces) { | |
786 | iface_configure_lacp(iface, &s.lacp_slaves[i++]); | |
064af421 | 787 | } |
fa066f01 BP |
788 | } else { |
789 | s.lacp_slaves = NULL; | |
790 | } | |
064af421 | 791 | |
fa066f01 BP |
792 | /* Get bond settings. */ |
793 | if (s.n_slaves > 1) { | |
fa066f01 | 794 | s.bond = &bond_settings; |
df53d41c | 795 | port_configure_bond(port, &bond_settings); |
fa066f01 BP |
796 | } else { |
797 | s.bond = NULL; | |
1670c579 EJ |
798 | LIST_FOR_EACH (iface, port_elem, &port->ifaces) { |
799 | netdev_set_miimon_interval(iface->netdev, 0); | |
800 | } | |
fa066f01 | 801 | } |
093e47f4 | 802 | |
fa066f01 BP |
803 | /* Register. */ |
804 | ofproto_bundle_register(port->bridge->ofproto, port, &s); | |
76343538 | 805 | |
fa066f01 | 806 | /* Clean up. */ |
4e51de4c | 807 | free(s.slaves); |
fa066f01 BP |
808 | free(s.trunks); |
809 | free(s.lacp_slaves); | |
810 | } | |
76343538 | 811 | |
7155fa52 JS |
812 | static void |
813 | bridge_configure_flow_miss_model(const char *opt) | |
814 | { | |
815 | enum ofproto_flow_miss_model model = OFPROTO_HANDLE_MISS_AUTO; | |
816 | ||
817 | if (opt) { | |
818 | if (strcmp(opt, "with-facets")) { | |
819 | model = OFPROTO_HANDLE_MISS_WITH_FACETS; | |
33735fe5 | 820 | } else if (strcmp(opt, "without-facets")) { |
7155fa52 | 821 | model = OFPROTO_HANDLE_MISS_WITHOUT_FACETS; |
7155fa52 JS |
822 | } |
823 | } | |
824 | ||
825 | ofproto_set_flow_miss_model(model); | |
826 | } | |
827 | ||
6f90b8f4 BP |
828 | /* Pick local port hardware address and datapath ID for 'br'. */ |
829 | static void | |
830 | bridge_configure_datapath_id(struct bridge *br) | |
831 | { | |
832 | uint8_t ea[ETH_ADDR_LEN]; | |
833 | uint64_t dpid; | |
834 | struct iface *local_iface; | |
835 | struct iface *hw_addr_iface; | |
836 | char *dpid_string; | |
76343538 | 837 | |
6f90b8f4 | 838 | bridge_pick_local_hw_addr(br, ea, &hw_addr_iface); |
892815f5 | 839 | local_iface = iface_from_ofp_port(br, OFPP_LOCAL); |
6f90b8f4 BP |
840 | if (local_iface) { |
841 | int error = netdev_set_etheraddr(local_iface->netdev, ea); | |
842 | if (error) { | |
843 | static struct vlog_rate_limit rl = VLOG_RATE_LIMIT_INIT(1, 5); | |
844 | VLOG_ERR_RL(&rl, "bridge %s: failed to set bridge " | |
845 | "Ethernet address: %s", | |
10a89ef0 | 846 | br->name, ovs_strerror(error)); |
6f90b8f4 BP |
847 | } |
848 | } | |
849 | memcpy(br->ea, ea, ETH_ADDR_LEN); | |
76343538 | 850 | |
6f90b8f4 | 851 | dpid = bridge_pick_datapath_id(br, ea, hw_addr_iface); |
e825ace2 BP |
852 | if (dpid != ofproto_get_datapath_id(br->ofproto)) { |
853 | VLOG_INFO("bridge %s: using datapath ID %016"PRIx64, br->name, dpid); | |
854 | ofproto_set_datapath_id(br->ofproto, dpid); | |
855 | } | |
76343538 | 856 | |
6f90b8f4 BP |
857 | dpid_string = xasprintf("%016"PRIx64, dpid); |
858 | ovsrec_bridge_set_datapath_id(br->cfg, dpid_string); | |
859 | free(dpid_string); | |
860 | } | |
064af421 | 861 | |
7beaa082 SH |
862 | /* Returns a bitmap of "enum ofputil_protocol"s that are allowed for use with |
863 | * 'br'. */ | |
864 | static uint32_t | |
865 | bridge_get_allowed_versions(struct bridge *br) | |
866 | { | |
867 | if (!br->cfg->n_protocols) | |
868 | return 0; | |
869 | ||
870 | return ofputil_versions_from_strings(br->cfg->protocols, | |
871 | br->cfg->n_protocols); | |
872 | } | |
873 | ||
6f90b8f4 BP |
874 | /* Set NetFlow configuration on 'br'. */ |
875 | static void | |
876 | bridge_configure_netflow(struct bridge *br) | |
877 | { | |
878 | struct ovsrec_netflow *cfg = br->cfg->netflow; | |
879 | struct netflow_options opts; | |
72b06300 | 880 | |
6f90b8f4 BP |
881 | if (!cfg) { |
882 | ofproto_set_netflow(br->ofproto, NULL); | |
883 | return; | |
884 | } | |
a4af0040 | 885 | |
6f90b8f4 | 886 | memset(&opts, 0, sizeof opts); |
72b06300 | 887 | |
6f90b8f4 BP |
888 | /* Get default NetFlow configuration from datapath. |
889 | * Apply overrides from 'cfg'. */ | |
890 | ofproto_get_netflow_ids(br->ofproto, &opts.engine_type, &opts.engine_id); | |
891 | if (cfg->engine_type) { | |
892 | opts.engine_type = *cfg->engine_type; | |
893 | } | |
894 | if (cfg->engine_id) { | |
895 | opts.engine_id = *cfg->engine_id; | |
896 | } | |
72b06300 | 897 | |
6f90b8f4 BP |
898 | /* Configure active timeout interval. */ |
899 | opts.active_timeout = cfg->active_timeout; | |
900 | if (!opts.active_timeout) { | |
901 | opts.active_timeout = -1; | |
902 | } else if (opts.active_timeout < 0) { | |
903 | VLOG_WARN("bridge %s: active timeout interval set to negative " | |
904 | "value, using default instead (%d seconds)", br->name, | |
905 | NF_ACTIVE_TIMEOUT_DEFAULT); | |
906 | opts.active_timeout = -1; | |
907 | } | |
72b06300 | 908 | |
6f90b8f4 BP |
909 | /* Add engine ID to interface number to disambiguate bridgs? */ |
910 | opts.add_id_to_iface = cfg->add_id_to_interface; | |
911 | if (opts.add_id_to_iface) { | |
912 | if (opts.engine_id > 0x7f) { | |
913 | VLOG_WARN("bridge %s: NetFlow port mangling may conflict with " | |
914 | "another vswitch, choose an engine id less than 128", | |
915 | br->name); | |
916 | } | |
917 | if (hmap_count(&br->ports) > 508) { | |
918 | VLOG_WARN("bridge %s: NetFlow port mangling will conflict with " | |
919 | "another port when more than 508 ports are used", | |
920 | br->name); | |
921 | } | |
922 | } | |
72b06300 | 923 | |
6f90b8f4 BP |
924 | /* Collectors. */ |
925 | sset_init(&opts.collectors); | |
926 | sset_add_array(&opts.collectors, cfg->targets, cfg->n_targets); | |
a4af0040 | 927 | |
6f90b8f4 BP |
928 | /* Configure. */ |
929 | if (ofproto_set_netflow(br->ofproto, &opts)) { | |
930 | VLOG_ERR("bridge %s: problem setting netflow collectors", br->name); | |
931 | } | |
932 | sset_destroy(&opts.collectors); | |
933 | } | |
72b06300 | 934 | |
6f90b8f4 BP |
935 | /* Set sFlow configuration on 'br'. */ |
936 | static void | |
937 | bridge_configure_sflow(struct bridge *br, int *sflow_bridge_number) | |
938 | { | |
939 | const struct ovsrec_sflow *cfg = br->cfg->sflow; | |
940 | struct ovsrec_controller **controllers; | |
941 | struct ofproto_sflow_options oso; | |
942 | size_t n_controllers; | |
943 | size_t i; | |
72b06300 | 944 | |
6f90b8f4 BP |
945 | if (!cfg) { |
946 | ofproto_set_sflow(br->ofproto, NULL); | |
947 | return; | |
064af421 | 948 | } |
8052fb14 | 949 | |
6f90b8f4 | 950 | memset(&oso, 0, sizeof oso); |
52df17e7 | 951 | |
6f90b8f4 BP |
952 | sset_init(&oso.targets); |
953 | sset_add_array(&oso.targets, cfg->targets, cfg->n_targets); | |
c1c9c9c4 | 954 | |
6f90b8f4 BP |
955 | oso.sampling_rate = SFL_DEFAULT_SAMPLING_RATE; |
956 | if (cfg->sampling) { | |
957 | oso.sampling_rate = *cfg->sampling; | |
064af421 | 958 | } |
6f90b8f4 BP |
959 | |
960 | oso.polling_interval = SFL_DEFAULT_POLLING_INTERVAL; | |
961 | if (cfg->polling) { | |
962 | oso.polling_interval = *cfg->polling; | |
064af421 | 963 | } |
093e47f4 | 964 | |
6f90b8f4 BP |
965 | oso.header_len = SFL_DEFAULT_HEADER_SIZE; |
966 | if (cfg->header) { | |
967 | oso.header_len = *cfg->header; | |
968 | } | |
392730c4 | 969 | |
6f90b8f4 BP |
970 | oso.sub_id = (*sflow_bridge_number)++; |
971 | oso.agent_device = cfg->agent; | |
392730c4 | 972 | |
6f90b8f4 BP |
973 | oso.control_ip = NULL; |
974 | n_controllers = bridge_get_controllers(br, &controllers); | |
975 | for (i = 0; i < n_controllers; i++) { | |
976 | if (controllers[i]->local_ip) { | |
977 | oso.control_ip = controllers[i]->local_ip; | |
978 | break; | |
b31bcf60 EJ |
979 | } |
980 | } | |
6f90b8f4 | 981 | ofproto_set_sflow(br->ofproto, &oso); |
b31bcf60 | 982 | |
6f90b8f4 BP |
983 | sset_destroy(&oso.targets); |
984 | } | |
a7ff9bd7 | 985 | |
29089a54 RL |
986 | /* Set IPFIX configuration on 'br'. */ |
987 | static void | |
988 | bridge_configure_ipfix(struct bridge *br) | |
989 | { | |
990 | const struct ovsrec_ipfix *be_cfg = br->cfg->ipfix; | |
991 | const struct ovsrec_flow_sample_collector_set *fe_cfg; | |
992 | struct ofproto_ipfix_bridge_exporter_options be_opts; | |
993 | struct ofproto_ipfix_flow_exporter_options *fe_opts = NULL; | |
994 | size_t n_fe_opts = 0; | |
995 | ||
996 | OVSREC_FLOW_SAMPLE_COLLECTOR_SET_FOR_EACH(fe_cfg, idl) { | |
997 | if (fe_cfg->bridge == br->cfg) { | |
998 | n_fe_opts++; | |
999 | } | |
1000 | } | |
1001 | ||
1002 | if (!be_cfg && n_fe_opts == 0) { | |
1003 | ofproto_set_ipfix(br->ofproto, NULL, NULL, 0); | |
1004 | return; | |
1005 | } | |
1006 | ||
1007 | if (be_cfg) { | |
1008 | memset(&be_opts, 0, sizeof be_opts); | |
1009 | ||
1010 | sset_init(&be_opts.targets); | |
1011 | sset_add_array(&be_opts.targets, be_cfg->targets, be_cfg->n_targets); | |
1012 | ||
1013 | if (be_cfg->sampling) { | |
1014 | be_opts.sampling_rate = *be_cfg->sampling; | |
1015 | } else { | |
1016 | be_opts.sampling_rate = SFL_DEFAULT_SAMPLING_RATE; | |
1017 | } | |
1018 | if (be_cfg->obs_domain_id) { | |
1019 | be_opts.obs_domain_id = *be_cfg->obs_domain_id; | |
1020 | } | |
1021 | if (be_cfg->obs_point_id) { | |
1022 | be_opts.obs_point_id = *be_cfg->obs_point_id; | |
1023 | } | |
978427a5 RL |
1024 | if (be_cfg->cache_active_timeout) { |
1025 | be_opts.cache_active_timeout = *be_cfg->cache_active_timeout; | |
1026 | } | |
1027 | if (be_cfg->cache_max_flows) { | |
1028 | be_opts.cache_max_flows = *be_cfg->cache_max_flows; | |
1029 | } | |
29089a54 RL |
1030 | } |
1031 | ||
1032 | if (n_fe_opts > 0) { | |
1033 | struct ofproto_ipfix_flow_exporter_options *opts; | |
1034 | fe_opts = xcalloc(n_fe_opts, sizeof *fe_opts); | |
1035 | opts = fe_opts; | |
1036 | OVSREC_FLOW_SAMPLE_COLLECTOR_SET_FOR_EACH(fe_cfg, idl) { | |
1037 | if (fe_cfg->bridge == br->cfg) { | |
1038 | opts->collector_set_id = fe_cfg->id; | |
1039 | sset_init(&opts->targets); | |
1040 | sset_add_array(&opts->targets, fe_cfg->ipfix->targets, | |
1041 | fe_cfg->ipfix->n_targets); | |
978427a5 RL |
1042 | opts->cache_active_timeout = fe_cfg->ipfix->cache_active_timeout |
1043 | ? *fe_cfg->ipfix->cache_active_timeout : 0; | |
1044 | opts->cache_max_flows = fe_cfg->ipfix->cache_max_flows | |
1045 | ? *fe_cfg->ipfix->cache_max_flows : 0; | |
29089a54 RL |
1046 | opts++; |
1047 | } | |
1048 | } | |
1049 | } | |
1050 | ||
1051 | ofproto_set_ipfix(br->ofproto, be_cfg ? &be_opts : NULL, fe_opts, | |
1052 | n_fe_opts); | |
1053 | ||
1054 | if (be_cfg) { | |
1055 | sset_destroy(&be_opts.targets); | |
1056 | } | |
1057 | ||
1058 | if (n_fe_opts > 0) { | |
1059 | struct ofproto_ipfix_flow_exporter_options *opts = fe_opts; | |
1060 | size_t i; | |
1061 | for (i = 0; i < n_fe_opts; i++) { | |
1062 | sset_destroy(&opts->targets); | |
1063 | opts++; | |
1064 | } | |
1065 | free(fe_opts); | |
1066 | } | |
1067 | } | |
1068 | ||
21f7563c JP |
1069 | static void |
1070 | port_configure_stp(const struct ofproto *ofproto, struct port *port, | |
1071 | struct ofproto_port_stp_settings *port_s, | |
1072 | int *port_num_counter, unsigned long *port_num_bitmap) | |
1073 | { | |
1074 | const char *config_str; | |
1075 | struct iface *iface; | |
1076 | ||
079b5942 | 1077 | if (!smap_get_bool(&port->cfg->other_config, "stp-enable", true)) { |
21f7563c JP |
1078 | port_s->enable = false; |
1079 | return; | |
1080 | } else { | |
1081 | port_s->enable = true; | |
1082 | } | |
1083 | ||
1084 | /* STP over bonds is not supported. */ | |
1085 | if (!list_is_singleton(&port->ifaces)) { | |
1086 | VLOG_ERR("port %s: cannot enable STP on bonds, disabling", | |
1087 | port->name); | |
1088 | port_s->enable = false; | |
1089 | return; | |
1090 | } | |
1091 | ||
1092 | iface = CONTAINER_OF(list_front(&port->ifaces), struct iface, port_elem); | |
1093 | ||
1094 | /* Internal ports shouldn't participate in spanning tree, so | |
1095 | * skip them. */ | |
1096 | if (!strcmp(iface->type, "internal")) { | |
1097 | VLOG_DBG("port %s: disable STP on internal ports", port->name); | |
1098 | port_s->enable = false; | |
1099 | return; | |
1100 | } | |
1101 | ||
1102 | /* STP on mirror output ports is not supported. */ | |
1103 | if (ofproto_is_mirror_output_bundle(ofproto, port)) { | |
1104 | VLOG_DBG("port %s: disable STP on mirror ports", port->name); | |
1105 | port_s->enable = false; | |
1106 | return; | |
1107 | } | |
1108 | ||
a699f614 | 1109 | config_str = smap_get(&port->cfg->other_config, "stp-port-num"); |
21f7563c JP |
1110 | if (config_str) { |
1111 | unsigned long int port_num = strtoul(config_str, NULL, 0); | |
1112 | int port_idx = port_num - 1; | |
1113 | ||
1114 | if (port_num < 1 || port_num > STP_MAX_PORTS) { | |
1115 | VLOG_ERR("port %s: invalid stp-port-num", port->name); | |
1116 | port_s->enable = false; | |
1117 | return; | |
1118 | } | |
1119 | ||
1120 | if (bitmap_is_set(port_num_bitmap, port_idx)) { | |
1121 | VLOG_ERR("port %s: duplicate stp-port-num %lu, disabling", | |
1122 | port->name, port_num); | |
1123 | port_s->enable = false; | |
1124 | return; | |
1125 | } | |
1126 | bitmap_set1(port_num_bitmap, port_idx); | |
1127 | port_s->port_num = port_idx; | |
1128 | } else { | |
6019f124 | 1129 | if (*port_num_counter >= STP_MAX_PORTS) { |
21f7563c JP |
1130 | VLOG_ERR("port %s: too many STP ports, disabling", port->name); |
1131 | port_s->enable = false; | |
1132 | return; | |
1133 | } | |
1134 | ||
1135 | port_s->port_num = (*port_num_counter)++; | |
1136 | } | |
1137 | ||
a699f614 | 1138 | config_str = smap_get(&port->cfg->other_config, "stp-path-cost"); |
21f7563c JP |
1139 | if (config_str) { |
1140 | port_s->path_cost = strtoul(config_str, NULL, 10); | |
1141 | } else { | |
6c038611 | 1142 | enum netdev_features current; |
d02a5f8e | 1143 | unsigned int mbps; |
21f7563c | 1144 | |
d02a5f8e BP |
1145 | netdev_get_features(iface->netdev, ¤t, NULL, NULL, NULL); |
1146 | mbps = netdev_features_to_bps(current, 100 * 1000 * 1000) / 1000000; | |
1147 | port_s->path_cost = stp_convert_speed_to_cost(mbps); | |
21f7563c JP |
1148 | } |
1149 | ||
a699f614 | 1150 | config_str = smap_get(&port->cfg->other_config, "stp-port-priority"); |
21f7563c JP |
1151 | if (config_str) { |
1152 | port_s->priority = strtoul(config_str, NULL, 0); | |
1153 | } else { | |
1154 | port_s->priority = STP_DEFAULT_PORT_PRIORITY; | |
1155 | } | |
1156 | } | |
1157 | ||
1158 | /* Set spanning tree configuration on 'br'. */ | |
1159 | static void | |
1160 | bridge_configure_stp(struct bridge *br) | |
1161 | { | |
1162 | if (!br->cfg->stp_enable) { | |
1163 | ofproto_set_stp(br->ofproto, NULL); | |
1164 | } else { | |
1165 | struct ofproto_stp_settings br_s; | |
1166 | const char *config_str; | |
1167 | struct port *port; | |
1168 | int port_num_counter; | |
1169 | unsigned long *port_num_bitmap; | |
1170 | ||
a699f614 | 1171 | config_str = smap_get(&br->cfg->other_config, "stp-system-id"); |
21f7563c JP |
1172 | if (config_str) { |
1173 | uint8_t ea[ETH_ADDR_LEN]; | |
1174 | ||
1175 | if (eth_addr_from_string(config_str, ea)) { | |
1176 | br_s.system_id = eth_addr_to_uint64(ea); | |
1177 | } else { | |
1178 | br_s.system_id = eth_addr_to_uint64(br->ea); | |
1179 | VLOG_ERR("bridge %s: invalid stp-system-id, defaulting " | |
1180 | "to "ETH_ADDR_FMT, br->name, ETH_ADDR_ARGS(br->ea)); | |
1181 | } | |
1182 | } else { | |
1183 | br_s.system_id = eth_addr_to_uint64(br->ea); | |
1184 | } | |
1185 | ||
a699f614 | 1186 | config_str = smap_get(&br->cfg->other_config, "stp-priority"); |
21f7563c JP |
1187 | if (config_str) { |
1188 | br_s.priority = strtoul(config_str, NULL, 0); | |
1189 | } else { | |
1190 | br_s.priority = STP_DEFAULT_BRIDGE_PRIORITY; | |
1191 | } | |
1192 | ||
a699f614 | 1193 | config_str = smap_get(&br->cfg->other_config, "stp-hello-time"); |
21f7563c JP |
1194 | if (config_str) { |
1195 | br_s.hello_time = strtoul(config_str, NULL, 10) * 1000; | |
1196 | } else { | |
1197 | br_s.hello_time = STP_DEFAULT_HELLO_TIME; | |
1198 | } | |
1199 | ||
a699f614 | 1200 | config_str = smap_get(&br->cfg->other_config, "stp-max-age"); |
21f7563c JP |
1201 | if (config_str) { |
1202 | br_s.max_age = strtoul(config_str, NULL, 10) * 1000; | |
1203 | } else { | |
1204 | br_s.max_age = STP_DEFAULT_MAX_AGE; | |
1205 | } | |
1206 | ||
a699f614 | 1207 | config_str = smap_get(&br->cfg->other_config, "stp-forward-delay"); |
21f7563c JP |
1208 | if (config_str) { |
1209 | br_s.fwd_delay = strtoul(config_str, NULL, 10) * 1000; | |
1210 | } else { | |
1211 | br_s.fwd_delay = STP_DEFAULT_FWD_DELAY; | |
1212 | } | |
1213 | ||
1214 | /* Configure STP on the bridge. */ | |
1215 | if (ofproto_set_stp(br->ofproto, &br_s)) { | |
1216 | VLOG_ERR("bridge %s: could not enable STP", br->name); | |
1217 | return; | |
1218 | } | |
1219 | ||
1220 | /* Users must either set the port number with the "stp-port-num" | |
1221 | * configuration on all ports or none. If manual configuration | |
1222 | * is not done, then we allocate them sequentially. */ | |
1223 | port_num_counter = 0; | |
1224 | port_num_bitmap = bitmap_allocate(STP_MAX_PORTS); | |
1225 | HMAP_FOR_EACH (port, hmap_node, &br->ports) { | |
1226 | struct ofproto_port_stp_settings port_s; | |
1227 | struct iface *iface; | |
1228 | ||
1229 | port_configure_stp(br->ofproto, port, &port_s, | |
1230 | &port_num_counter, port_num_bitmap); | |
1231 | ||
1232 | /* As bonds are not supported, just apply configuration to | |
1233 | * all interfaces. */ | |
1234 | LIST_FOR_EACH (iface, port_elem, &port->ifaces) { | |
1235 | if (ofproto_port_set_stp(br->ofproto, iface->ofp_port, | |
1236 | &port_s)) { | |
1237 | VLOG_ERR("port %s: could not enable STP", port->name); | |
1238 | continue; | |
1239 | } | |
1240 | } | |
1241 | } | |
1242 | ||
1243 | if (bitmap_scan(port_num_bitmap, 0, STP_MAX_PORTS) != STP_MAX_PORTS | |
1244 | && port_num_counter) { | |
1245 | VLOG_ERR("bridge %s: must manually configure all STP port " | |
1246 | "IDs or none, disabling", br->name); | |
1247 | ofproto_set_stp(br->ofproto, NULL); | |
1248 | } | |
1249 | bitmap_free(port_num_bitmap); | |
1250 | } | |
1251 | } | |
1252 | ||
e8192d80 BP |
1253 | static bool |
1254 | bridge_has_bond_fake_iface(const struct bridge *br, const char *name) | |
1255 | { | |
1256 | const struct port *port = port_lookup(br, name); | |
1257 | return port && port_is_bond_fake_iface(port); | |
093e47f4 BP |
1258 | } |
1259 | ||
e8192d80 BP |
1260 | static bool |
1261 | port_is_bond_fake_iface(const struct port *port) | |
093e47f4 | 1262 | { |
e8192d80 BP |
1263 | return port->cfg->bond_fake_iface && !list_is_short(&port->ifaces); |
1264 | } | |
093e47f4 | 1265 | |
66da9bef BP |
1266 | static void |
1267 | add_del_bridges(const struct ovsrec_open_vswitch *cfg) | |
1268 | { | |
1269 | struct bridge *br, *next; | |
1270 | struct shash new_br; | |
1271 | size_t i; | |
1272 | ||
1273 | /* Collect new bridges' names and types. */ | |
1274 | shash_init(&new_br); | |
1275 | for (i = 0; i < cfg->n_bridges; i++) { | |
5af5b532 | 1276 | static struct vlog_rate_limit rl = VLOG_RATE_LIMIT_INIT(1, 5); |
66da9bef | 1277 | const struct ovsrec_bridge *br_cfg = cfg->bridges[i]; |
5af5b532 BP |
1278 | |
1279 | if (strchr(br_cfg->name, '/')) { | |
1280 | /* Prevent remote ovsdb-server users from accessing arbitrary | |
1281 | * directories, e.g. consider a bridge named "../../../etc/". */ | |
1282 | VLOG_WARN_RL(&rl, "ignoring bridge with invalid name \"%s\"", | |
1283 | br_cfg->name); | |
1284 | } else if (!shash_add_once(&new_br, br_cfg->name, br_cfg)) { | |
1285 | VLOG_WARN_RL(&rl, "bridge %s specified twice", br_cfg->name); | |
66da9bef BP |
1286 | } |
1287 | } | |
1288 | ||
1289 | /* Get rid of deleted bridges or those whose types have changed. | |
1290 | * Update 'cfg' of bridges that still exist. */ | |
1291 | HMAP_FOR_EACH_SAFE (br, next, node, &all_bridges) { | |
1292 | br->cfg = shash_find_data(&new_br, br->name); | |
f79e673f BP |
1293 | if (!br->cfg || strcmp(br->type, ofproto_normalize_type( |
1294 | br->cfg->datapath_type))) { | |
66da9bef BP |
1295 | bridge_destroy(br); |
1296 | } | |
1297 | } | |
1298 | ||
1299 | /* Add new bridges. */ | |
1300 | for (i = 0; i < cfg->n_bridges; i++) { | |
1301 | const struct ovsrec_bridge *br_cfg = cfg->bridges[i]; | |
1302 | struct bridge *br = bridge_lookup(br_cfg->name); | |
1303 | if (!br) { | |
1304 | bridge_create(br_cfg); | |
1305 | } | |
1306 | } | |
1307 | ||
1308 | shash_destroy(&new_br); | |
1309 | } | |
1310 | ||
66da9bef | 1311 | static void |
4e022ec0 | 1312 | iface_set_ofp_port(struct iface *iface, ofp_port_t ofp_port) |
66da9bef BP |
1313 | { |
1314 | struct bridge *br = iface->port->bridge; | |
1315 | ||
c60c33fb | 1316 | ovs_assert(iface->ofp_port == OFPP_NONE && ofp_port != OFPP_NONE); |
892815f5 | 1317 | iface->ofp_port = ofp_port; |
4e022ec0 | 1318 | hmap_insert(&br->ifaces, &iface->ofp_port_node, |
f9c0c3ec | 1319 | hash_ofp_port(ofp_port)); |
2e281761 | 1320 | iface_set_ofport(iface->cfg, ofp_port); |
66da9bef BP |
1321 | } |
1322 | ||
2a485ee8 BP |
1323 | /* Configures 'netdev' based on the "options" column in 'iface_cfg'. |
1324 | * Returns 0 if successful, otherwise a positive errno value. */ | |
1325 | static int | |
1326 | iface_set_netdev_config(const struct ovsrec_interface *iface_cfg, | |
1327 | struct netdev *netdev) | |
1328 | { | |
2a485ee8 BP |
1329 | int error; |
1330 | ||
a699f614 | 1331 | error = netdev_set_config(netdev, &iface_cfg->options); |
2a485ee8 BP |
1332 | if (error) { |
1333 | VLOG_WARN("could not configure network device %s (%s)", | |
10a89ef0 | 1334 | iface_cfg->name, ovs_strerror(error)); |
2a485ee8 BP |
1335 | } |
1336 | return error; | |
1337 | } | |
1338 | ||
5344c1ac BP |
1339 | /* This function determines whether 'ofproto_port', which is attached to |
1340 | * br->ofproto's datapath, is one that we want in 'br'. | |
1341 | * | |
1342 | * If it is, it returns true, after creating an iface (if necessary), | |
1343 | * configuring the iface's netdev according to the iface's options, and setting | |
1344 | * iface's ofp_port member to 'ofproto_port->ofp_port'. | |
1345 | * | |
1346 | * If, on the other hand, 'port' should be removed, it returns false. The | |
1347 | * caller should later detach the port from br->ofproto. */ | |
1348 | static bool | |
1349 | bridge_refresh_one_ofp_port(struct bridge *br, | |
1350 | const struct ofproto_port *ofproto_port) | |
1351 | { | |
1352 | const char *name = ofproto_port->name; | |
1353 | const char *type = ofproto_port->type; | |
4e022ec0 | 1354 | ofp_port_t ofp_port = ofproto_port->ofp_port; |
5344c1ac BP |
1355 | |
1356 | struct iface *iface = iface_lookup(br, name); | |
1357 | if (iface) { | |
1358 | /* Check that the name-to-number mapping is one-to-one. */ | |
c60c33fb | 1359 | if (iface->ofp_port != OFPP_NONE) { |
5344c1ac BP |
1360 | VLOG_WARN("bridge %s: interface %s reported twice", |
1361 | br->name, name); | |
1362 | return false; | |
1363 | } else if (iface_from_ofp_port(br, ofp_port)) { | |
1364 | VLOG_WARN("bridge %s: interface %"PRIu16" reported twice", | |
1365 | br->name, ofp_port); | |
1366 | return false; | |
1367 | } | |
1368 | ||
1369 | /* There's a configured interface named 'name'. */ | |
1370 | if (strcmp(type, iface->type) | |
1371 | || iface_set_netdev_config(iface->cfg, iface->netdev)) { | |
1372 | /* It's the wrong type, or it's the right type but can't be | |
1373 | * configured as the user requested, so we must destroy it. */ | |
1374 | return false; | |
1375 | } else { | |
ee4dd8eb | 1376 | /* It's the right type and configured correctly. Keep it. */ |
5344c1ac BP |
1377 | iface_set_ofp_port(iface, ofp_port); |
1378 | return true; | |
1379 | } | |
1380 | } else if (bridge_has_bond_fake_iface(br, name) | |
1381 | && !strcmp(type, "internal")) { | |
1382 | /* It's a bond fake iface. Keep it. */ | |
1383 | return true; | |
1384 | } else { | |
1385 | /* There's no configured interface named 'name', but there might be an | |
1386 | * interface of that name queued to be created. | |
1387 | * | |
1388 | * If there is, and it has the correct type, then try to configure it | |
1389 | * and add it. If that's successful, we'll keep it. Otherwise, we'll | |
1390 | * delete it and later try to re-add it. */ | |
1391 | struct if_cfg *if_cfg = if_cfg_lookup(br, name); | |
1392 | return (if_cfg | |
1393 | && !strcmp(type, iface_get_type(if_cfg->cfg, br->cfg)) | |
1394 | && iface_create(br, if_cfg, ofp_port)); | |
1395 | } | |
1396 | } | |
1397 | ||
bae7208e EJ |
1398 | /* Update bridges "if_cfg"s, "struct port"s, and "struct iface"s to be |
1399 | * consistent with the ofp_ports in "br->ofproto". */ | |
66da9bef | 1400 | static void |
892815f5 | 1401 | bridge_refresh_ofp_port(struct bridge *br) |
66da9bef BP |
1402 | { |
1403 | struct ofproto_port_dump dump; | |
1404 | struct ofproto_port ofproto_port; | |
bae7208e | 1405 | struct port *port, *port_next; |
66da9bef | 1406 | |
bae7208e | 1407 | /* Clear each "struct iface"s ofp_port so we can get its correct value. */ |
66da9bef BP |
1408 | hmap_clear(&br->ifaces); |
1409 | HMAP_FOR_EACH (port, hmap_node, &br->ports) { | |
1410 | struct iface *iface; | |
1411 | ||
1412 | LIST_FOR_EACH (iface, port_elem, &port->ifaces) { | |
c60c33fb | 1413 | iface->ofp_port = OFPP_NONE; |
66da9bef BP |
1414 | } |
1415 | } | |
1416 | ||
bae7208e EJ |
1417 | /* Obtain the correct "ofp_port"s from ofproto. Find any if_cfg's which |
1418 | * already exist in the datapath and promote them to full fledged "struct | |
1419 | * iface"s. Mark ports in the datapath which don't belong as garbage. */ | |
66da9bef | 1420 | OFPROTO_PORT_FOR_EACH (&ofproto_port, &dump, br->ofproto) { |
5344c1ac BP |
1421 | if (!bridge_refresh_one_ofp_port(br, &ofproto_port)) { |
1422 | struct ofpp_garbage *garbage = xmalloc(sizeof *garbage); | |
1423 | garbage->ofp_port = ofproto_port.ofp_port; | |
1424 | list_push_front(&br->ofpp_garbage, &garbage->list_node); | |
bae7208e EJ |
1425 | } |
1426 | } | |
1427 | ||
1428 | /* Some ifaces may not have "ofp_port"s in ofproto and therefore don't | |
1429 | * deserve to have "struct iface"s. Demote these to "if_cfg"s so that | |
1430 | * later they can be added to ofproto. */ | |
1431 | HMAP_FOR_EACH_SAFE (port, port_next, hmap_node, &br->ports) { | |
1432 | struct iface *iface, *iface_next; | |
1433 | ||
1434 | LIST_FOR_EACH_SAFE (iface, iface_next, port_elem, &port->ifaces) { | |
c60c33fb | 1435 | if (iface->ofp_port == OFPP_NONE) { |
bae7208e EJ |
1436 | bridge_queue_if_cfg(br, iface->cfg, port->cfg); |
1437 | iface_destroy(iface); | |
66da9bef BP |
1438 | } |
1439 | } | |
bae7208e EJ |
1440 | |
1441 | if (list_is_empty(&port->ifaces)) { | |
1442 | port_destroy(port); | |
1443 | } | |
66da9bef BP |
1444 | } |
1445 | } | |
1446 | ||
81816a5f | 1447 | /* Opens a network device for 'if_cfg' and configures it. If '*ofp_portp' |
c60c33fb | 1448 | * is OFPP_NONE, adds the network device to br->ofproto and stores the OpenFlow |
cc086465 BP |
1449 | * port number in '*ofp_portp'; otherwise leaves br->ofproto and '*ofp_portp' |
1450 | * untouched. | |
1451 | * | |
1452 | * If successful, returns 0 and stores the network device in '*netdevp'. On | |
1453 | * failure, returns a positive errno value and stores NULL in '*netdevp'. */ | |
1454 | static int | |
1455 | iface_do_create(const struct bridge *br, | |
81816a5f | 1456 | const struct if_cfg *if_cfg, |
4e022ec0 | 1457 | ofp_port_t *ofp_portp, struct netdev **netdevp) |
cc086465 | 1458 | { |
81816a5f JP |
1459 | const struct ovsrec_interface *iface_cfg = if_cfg->cfg; |
1460 | const struct ovsrec_port *port_cfg = if_cfg->parent; | |
2291eb08 | 1461 | struct netdev *netdev = NULL; |
cc086465 BP |
1462 | int error; |
1463 | ||
94a53842 AW |
1464 | if (netdev_is_reserved_name(iface_cfg->name)) { |
1465 | VLOG_WARN("could not create interface %s, name is reserved", | |
1466 | iface_cfg->name); | |
1467 | error = EINVAL; | |
1468 | goto error; | |
1469 | } | |
1470 | ||
cc086465 BP |
1471 | error = netdev_open(iface_cfg->name, |
1472 | iface_get_type(iface_cfg, br->cfg), &netdev); | |
1473 | if (error) { | |
1474 | VLOG_WARN("could not open network device %s (%s)", | |
10a89ef0 | 1475 | iface_cfg->name, ovs_strerror(error)); |
cc086465 BP |
1476 | goto error; |
1477 | } | |
1478 | ||
1479 | error = iface_set_netdev_config(iface_cfg, netdev); | |
1480 | if (error) { | |
1481 | goto error; | |
1482 | } | |
1483 | ||
c60c33fb | 1484 | if (*ofp_portp == OFPP_NONE) { |
4e022ec0 | 1485 | ofp_port_t ofp_port = if_cfg->ofport; |
cc086465 BP |
1486 | |
1487 | error = ofproto_port_add(br->ofproto, netdev, &ofp_port); | |
1488 | if (error) { | |
1489 | goto error; | |
1490 | } | |
1491 | *ofp_portp = ofp_port; | |
1492 | ||
1493 | VLOG_INFO("bridge %s: added interface %s on port %d", | |
1494 | br->name, iface_cfg->name, *ofp_portp); | |
1495 | } else { | |
1496 | VLOG_DBG("bridge %s: interface %s is on port %d", | |
1497 | br->name, iface_cfg->name, *ofp_portp); | |
1498 | } | |
1499 | ||
bef071a5 JP |
1500 | if ((port_cfg->vlan_mode && !strcmp(port_cfg->vlan_mode, "splinter")) |
1501 | || iface_is_internal(iface_cfg, br->cfg)) { | |
4b609110 | 1502 | netdev_turn_flags_on(netdev, NETDEV_UP, NULL); |
cc086465 BP |
1503 | } |
1504 | ||
1505 | *netdevp = netdev; | |
1506 | return 0; | |
1507 | ||
1508 | error: | |
1509 | *netdevp = NULL; | |
1510 | netdev_close(netdev); | |
1511 | return error; | |
1512 | } | |
1513 | ||
bae7208e | 1514 | /* Creates a new iface on 'br' based on 'if_cfg'. The new iface has OpenFlow |
c60c33fb | 1515 | * port number 'ofp_port'. If ofp_port is OFPP_NONE, an OpenFlow port is |
bae7208e | 1516 | * automatically allocated for the iface. Takes ownership of and |
01546f5d BP |
1517 | * deallocates 'if_cfg'. |
1518 | * | |
1519 | * Return true if an iface is successfully created, false otherwise. */ | |
1520 | static bool | |
4e022ec0 | 1521 | iface_create(struct bridge *br, struct if_cfg *if_cfg, ofp_port_t ofp_port) |
66da9bef | 1522 | { |
cc086465 BP |
1523 | const struct ovsrec_interface *iface_cfg = if_cfg->cfg; |
1524 | const struct ovsrec_port *port_cfg = if_cfg->parent; | |
1525 | ||
1526 | struct netdev *netdev; | |
bae7208e EJ |
1527 | struct iface *iface; |
1528 | struct port *port; | |
1529 | int error; | |
81816a5f | 1530 | bool ok = true; |
52a90c29 | 1531 | |
6b803ddc EJ |
1532 | /* Do the bits that can fail up front. |
1533 | * | |
1534 | * It's a bit dangerous to call bridge_run_fast() here as ofproto's | |
1535 | * internal datastructures may not be consistent. Eventually, when port | |
1536 | * additions and deletions are cheaper, these calls should be removed. */ | |
1537 | bridge_run_fast(); | |
cb22974d | 1538 | ovs_assert(!iface_lookup(br, iface_cfg->name)); |
81816a5f | 1539 | error = iface_do_create(br, if_cfg, &ofp_port, &netdev); |
6b803ddc | 1540 | bridge_run_fast(); |
bae7208e | 1541 | if (error) { |
c60c33fb | 1542 | iface_set_ofport(iface_cfg, OFPP_NONE); |
cc086465 | 1543 | iface_clear_db_record(iface_cfg); |
81816a5f JP |
1544 | ok = false; |
1545 | goto done; | |
bae7208e | 1546 | } |
c7e7bb21 | 1547 | |
cc086465 BP |
1548 | /* Get or create the port structure. */ |
1549 | port = port_lookup(br, port_cfg->name); | |
1550 | if (!port) { | |
1551 | port = port_create(br, port_cfg); | |
bae7208e EJ |
1552 | } |
1553 | ||
cc086465 BP |
1554 | /* Create the iface structure. */ |
1555 | iface = xzalloc(sizeof *iface); | |
1556 | list_push_back(&port->ifaces, &iface->port_elem); | |
1557 | hmap_insert(&br->iface_by_name, &iface->name_node, | |
1558 | hash_string(iface_cfg->name, 0)); | |
1559 | iface->port = port; | |
1560 | iface->name = xstrdup(iface_cfg->name); | |
c60c33fb | 1561 | iface->ofp_port = OFPP_NONE; |
cc086465 BP |
1562 | iface->netdev = netdev; |
1563 | iface->type = iface_get_type(iface_cfg, br->cfg); | |
1564 | iface->cfg = iface_cfg; | |
8b5da7a6 | 1565 | |
cc086465 | 1566 | iface_set_ofp_port(iface, ofp_port); |
66da9bef | 1567 | |
cc086465 BP |
1568 | /* Populate initial status in database. */ |
1569 | iface_refresh_stats(iface); | |
1570 | iface_refresh_status(iface); | |
bae7208e EJ |
1571 | |
1572 | /* Add bond fake iface if necessary. */ | |
1573 | if (port_is_bond_fake_iface(port)) { | |
8b5da7a6 BP |
1574 | struct ofproto_port ofproto_port; |
1575 | ||
bae7208e EJ |
1576 | if (ofproto_port_query_by_name(br->ofproto, port->name, |
1577 | &ofproto_port)) { | |
1578 | struct netdev *netdev; | |
1579 | int error; | |
1580 | ||
1581 | error = netdev_open(port->name, "internal", &netdev); | |
1582 | if (!error) { | |
4e022ec0 | 1583 | ofp_port_t fake_ofp_port = if_cfg->ofport; |
81816a5f | 1584 | |
0d7bb1b4 | 1585 | ofproto_port_add(br->ofproto, netdev, &fake_ofp_port); |
bae7208e | 1586 | netdev_close(netdev); |
66da9bef | 1587 | } else { |
bae7208e | 1588 | VLOG_WARN("could not open network device %s (%s)", |
10a89ef0 | 1589 | port->name, ovs_strerror(error)); |
66da9bef | 1590 | } |
bae7208e EJ |
1591 | } else { |
1592 | /* Already exists, nothing to do. */ | |
1593 | ofproto_port_destroy(&ofproto_port); | |
66da9bef BP |
1594 | } |
1595 | } | |
01546f5d | 1596 | |
81816a5f JP |
1597 | done: |
1598 | hmap_remove(&br->if_cfg_todo, &if_cfg->hmap_node); | |
1599 | free(if_cfg); | |
1600 | ||
1601 | return ok; | |
66da9bef BP |
1602 | } |
1603 | ||
8402c74b SS |
1604 | /* Set forward BPDU option. */ |
1605 | static void | |
1606 | bridge_configure_forward_bpdu(struct bridge *br) | |
1607 | { | |
a699f614 EJ |
1608 | ofproto_set_forward_bpdu(br->ofproto, |
1609 | smap_get_bool(&br->cfg->other_config, | |
1610 | "forward-bpdu", | |
1611 | false)); | |
8402c74b SS |
1612 | } |
1613 | ||
c4069512 | 1614 | /* Set MAC learning table configuration for 'br'. */ |
e764773c | 1615 | static void |
c4069512 | 1616 | bridge_configure_mac_table(struct bridge *br) |
e764773c BP |
1617 | { |
1618 | const char *idle_time_str; | |
1619 | int idle_time; | |
1620 | ||
c4069512 BP |
1621 | const char *mac_table_size_str; |
1622 | int mac_table_size; | |
1623 | ||
a699f614 | 1624 | idle_time_str = smap_get(&br->cfg->other_config, "mac-aging-time"); |
e764773c BP |
1625 | idle_time = (idle_time_str && atoi(idle_time_str) |
1626 | ? atoi(idle_time_str) | |
1627 | : MAC_ENTRY_DEFAULT_IDLE_TIME); | |
c4069512 BP |
1628 | |
1629 | mac_table_size_str = smap_get(&br->cfg->other_config, "mac-table-size"); | |
1630 | mac_table_size = (mac_table_size_str && atoi(mac_table_size_str) | |
1631 | ? atoi(mac_table_size_str) | |
1632 | : MAC_DEFAULT_MAX); | |
1633 | ||
1634 | ofproto_set_mac_table_config(br->ofproto, idle_time, mac_table_size); | |
e764773c BP |
1635 | } |
1636 | ||
064af421 BP |
1637 | static void |
1638 | bridge_pick_local_hw_addr(struct bridge *br, uint8_t ea[ETH_ADDR_LEN], | |
07c318f4 | 1639 | struct iface **hw_addr_iface) |
064af421 | 1640 | { |
f145afdc | 1641 | struct hmapx mirror_output_ports; |
093e47f4 | 1642 | const char *hwaddr; |
8052fb14 | 1643 | struct port *port; |
3a48ace3 | 1644 | bool found_addr = false; |
064af421 | 1645 | int error; |
f145afdc | 1646 | int i; |
064af421 | 1647 | |
07c318f4 | 1648 | *hw_addr_iface = NULL; |
064af421 BP |
1649 | |
1650 | /* Did the user request a particular MAC? */ | |
a699f614 | 1651 | hwaddr = smap_get(&br->cfg->other_config, "hwaddr"); |
093e47f4 | 1652 | if (hwaddr && eth_addr_from_string(hwaddr, ea)) { |
064af421 BP |
1653 | if (eth_addr_is_multicast(ea)) { |
1654 | VLOG_ERR("bridge %s: cannot set MAC address to multicast " | |
1655 | "address "ETH_ADDR_FMT, br->name, ETH_ADDR_ARGS(ea)); | |
1656 | } else if (eth_addr_is_zero(ea)) { | |
1657 | VLOG_ERR("bridge %s: cannot set MAC address to zero", br->name); | |
1658 | } else { | |
1659 | return; | |
1660 | } | |
1661 | } | |
1662 | ||
f145afdc BP |
1663 | /* Mirror output ports don't participate in picking the local hardware |
1664 | * address. ofproto can't help us find out whether a given port is a | |
1665 | * mirror output because we haven't configured mirrors yet, so we need to | |
1666 | * accumulate them ourselves. */ | |
1667 | hmapx_init(&mirror_output_ports); | |
1668 | for (i = 0; i < br->cfg->n_mirrors; i++) { | |
1669 | struct ovsrec_mirror *m = br->cfg->mirrors[i]; | |
1670 | if (m->output_port) { | |
1671 | hmapx_add(&mirror_output_ports, m->output_port); | |
1672 | } | |
1673 | } | |
1674 | ||
141f4942 BP |
1675 | /* Otherwise choose the minimum non-local MAC address among all of the |
1676 | * interfaces. */ | |
8052fb14 | 1677 | HMAP_FOR_EACH (port, hmap_node, &br->ports) { |
58b7527e | 1678 | uint8_t iface_ea[ETH_ADDR_LEN]; |
83db7968 | 1679 | struct iface *candidate; |
58b7527e BP |
1680 | struct iface *iface; |
1681 | ||
1682 | /* Mirror output ports don't participate. */ | |
f145afdc | 1683 | if (hmapx_contains(&mirror_output_ports, port->cfg)) { |
064af421 BP |
1684 | continue; |
1685 | } | |
58b7527e BP |
1686 | |
1687 | /* Choose the MAC address to represent the port. */ | |
83db7968 | 1688 | iface = NULL; |
76343538 | 1689 | if (port->cfg->mac && eth_addr_from_string(port->cfg->mac, iface_ea)) { |
ba09980a BP |
1690 | /* Find the interface with this Ethernet address (if any) so that |
1691 | * we can provide the correct devname to the caller. */ | |
83db7968 | 1692 | LIST_FOR_EACH (candidate, port_elem, &port->ifaces) { |
ba09980a | 1693 | uint8_t candidate_ea[ETH_ADDR_LEN]; |
8fef8c71 | 1694 | if (!netdev_get_etheraddr(candidate->netdev, candidate_ea) |
ba09980a BP |
1695 | && eth_addr_equals(iface_ea, candidate_ea)) { |
1696 | iface = candidate; | |
1697 | } | |
1698 | } | |
58b7527e BP |
1699 | } else { |
1700 | /* Choose the interface whose MAC address will represent the port. | |
1701 | * The Linux kernel bonding code always chooses the MAC address of | |
1702 | * the first slave added to a bond, and the Fedora networking | |
1703 | * scripts always add slaves to a bond in alphabetical order, so | |
1704 | * for compatibility we choose the interface with the name that is | |
1705 | * first in alphabetical order. */ | |
83db7968 BP |
1706 | LIST_FOR_EACH (candidate, port_elem, &port->ifaces) { |
1707 | if (!iface || strcmp(candidate->name, iface->name) < 0) { | |
58b7527e BP |
1708 | iface = candidate; |
1709 | } | |
1710 | } | |
1711 | ||
1712 | /* The local port doesn't count (since we're trying to choose its | |
141f4942 | 1713 | * MAC address anyway). */ |
892815f5 | 1714 | if (iface->ofp_port == OFPP_LOCAL) { |
064af421 BP |
1715 | continue; |
1716 | } | |
58b7527e BP |
1717 | |
1718 | /* Grab MAC. */ | |
07c318f4 | 1719 | error = netdev_get_etheraddr(iface->netdev, iface_ea); |
58b7527e | 1720 | if (error) { |
58b7527e | 1721 | continue; |
064af421 BP |
1722 | } |
1723 | } | |
58b7527e BP |
1724 | |
1725 | /* Compare against our current choice. */ | |
1726 | if (!eth_addr_is_multicast(iface_ea) && | |
141f4942 | 1727 | !eth_addr_is_local(iface_ea) && |
58b7527e BP |
1728 | !eth_addr_is_reserved(iface_ea) && |
1729 | !eth_addr_is_zero(iface_ea) && | |
0d1fe4a3 | 1730 | (!found_addr || eth_addr_compare_3way(iface_ea, ea) < 0)) |
58b7527e | 1731 | { |
0babc06f | 1732 | memcpy(ea, iface_ea, ETH_ADDR_LEN); |
8fef8c71 | 1733 | *hw_addr_iface = iface; |
3a48ace3 | 1734 | found_addr = true; |
58b7527e | 1735 | } |
064af421 | 1736 | } |
f145afdc | 1737 | |
51b67a10 JP |
1738 | if (!found_addr) { |
1739 | memcpy(ea, br->default_ea, ETH_ADDR_LEN); | |
1740 | *hw_addr_iface = NULL; | |
1741 | } | |
1742 | ||
f145afdc | 1743 | hmapx_destroy(&mirror_output_ports); |
064af421 BP |
1744 | } |
1745 | ||
1746 | /* Choose and returns the datapath ID for bridge 'br' given that the bridge | |
1747 | * Ethernet address is 'bridge_ea'. If 'bridge_ea' is the Ethernet address of | |
07c318f4 BP |
1748 | * an interface on 'br', then that interface must be passed in as |
1749 | * 'hw_addr_iface'; if 'bridge_ea' was derived some other way, then | |
1750 | * 'hw_addr_iface' must be passed in as a null pointer. */ | |
064af421 BP |
1751 | static uint64_t |
1752 | bridge_pick_datapath_id(struct bridge *br, | |
1753 | const uint8_t bridge_ea[ETH_ADDR_LEN], | |
07c318f4 | 1754 | struct iface *hw_addr_iface) |
064af421 BP |
1755 | { |
1756 | /* | |
1757 | * The procedure for choosing a bridge MAC address will, in the most | |
1758 | * ordinary case, also choose a unique MAC that we can use as a datapath | |
1759 | * ID. In some special cases, though, multiple bridges will end up with | |
1760 | * the same MAC address. This is OK for the bridges, but it will confuse | |
1761 | * the OpenFlow controller, because each datapath needs a unique datapath | |
1762 | * ID. | |
1763 | * | |
1764 | * Datapath IDs must be unique. It is also very desirable that they be | |
1765 | * stable from one run to the next, so that policy set on a datapath | |
1766 | * "sticks". | |
1767 | */ | |
093e47f4 | 1768 | const char *datapath_id; |
064af421 BP |
1769 | uint64_t dpid; |
1770 | ||
a699f614 | 1771 | datapath_id = smap_get(&br->cfg->other_config, "datapath-id"); |
093e47f4 | 1772 | if (datapath_id && dpid_from_string(datapath_id, &dpid)) { |
064af421 BP |
1773 | return dpid; |
1774 | } | |
1775 | ||
03eae5f8 | 1776 | if (!hw_addr_iface) { |
064af421 BP |
1777 | /* |
1778 | * A purely internal bridge, that is, one that has no non-virtual | |
03eae5f8 | 1779 | * network devices on it at all, is difficult because it has no |
064af421 BP |
1780 | * natural unique identifier at all. |
1781 | * | |
1782 | * When the host is a XenServer, we handle this case by hashing the | |
1783 | * host's UUID with the name of the bridge. Names of bridges are | |
1784 | * persistent across XenServer reboots, although they can be reused if | |
1785 | * an internal network is destroyed and then a new one is later | |
1786 | * created, so this is fairly effective. | |
1787 | * | |
1788 | * When the host is not a XenServer, we punt by using a random MAC | |
1789 | * address on each run. | |
1790 | */ | |
1791 | const char *host_uuid = xenserver_get_host_uuid(); | |
1792 | if (host_uuid) { | |
1793 | char *combined = xasprintf("%s,%s", host_uuid, br->name); | |
1794 | dpid = dpid_from_hash(combined, strlen(combined)); | |
1795 | free(combined); | |
1796 | return dpid; | |
1797 | } | |
1798 | } | |
1799 | ||
1800 | return eth_addr_to_uint64(bridge_ea); | |
1801 | } | |
1802 | ||
1803 | static uint64_t | |
1804 | dpid_from_hash(const void *data, size_t n) | |
1805 | { | |
5eccf359 | 1806 | uint8_t hash[SHA1_DIGEST_SIZE]; |
064af421 BP |
1807 | |
1808 | BUILD_ASSERT_DECL(sizeof hash >= ETH_ADDR_LEN); | |
5eccf359 | 1809 | sha1_bytes(data, n, hash); |
064af421 BP |
1810 | eth_addr_mark_random(hash); |
1811 | return eth_addr_to_uint64(hash); | |
1812 | } | |
1813 | ||
ea83a2fc | 1814 | static void |
ea763e0e | 1815 | iface_refresh_status(struct iface *iface) |
ea83a2fc | 1816 | { |
79f1cbe9 | 1817 | struct smap smap; |
ea763e0e | 1818 | |
6c038611 | 1819 | enum netdev_features current; |
e210037e AE |
1820 | int64_t bps; |
1821 | int mtu; | |
1822 | int64_t mtu_64; | |
df867eda | 1823 | uint8_t mac[ETH_ADDR_LEN]; |
ea401d9a | 1824 | int64_t ifindex64; |
e210037e AE |
1825 | int error; |
1826 | ||
cfea354b BP |
1827 | if (iface_is_synthetic(iface)) { |
1828 | return; | |
1829 | } | |
1830 | ||
79f1cbe9 | 1831 | smap_init(&smap); |
ea763e0e | 1832 | |
275707c3 | 1833 | if (!netdev_get_status(iface->netdev, &smap)) { |
a699f614 | 1834 | ovsrec_interface_set_status(iface->cfg, &smap); |
ea763e0e | 1835 | } else { |
a699f614 | 1836 | ovsrec_interface_set_status(iface->cfg, NULL); |
ea763e0e EJ |
1837 | } |
1838 | ||
79f1cbe9 | 1839 | smap_destroy(&smap); |
e210037e | 1840 | |
e210037e | 1841 | error = netdev_get_features(iface->netdev, ¤t, NULL, NULL, NULL); |
d02a5f8e BP |
1842 | bps = !error ? netdev_features_to_bps(current, 0) : 0; |
1843 | if (bps) { | |
e210037e AE |
1844 | ovsrec_interface_set_duplex(iface->cfg, |
1845 | netdev_features_is_full_duplex(current) | |
1846 | ? "full" : "half"); | |
e210037e | 1847 | ovsrec_interface_set_link_speed(iface->cfg, &bps, 1); |
d0db8de2 | 1848 | } else { |
e210037e AE |
1849 | ovsrec_interface_set_duplex(iface->cfg, NULL); |
1850 | ovsrec_interface_set_link_speed(iface->cfg, NULL, 0); | |
1851 | } | |
1852 | ||
e210037e | 1853 | error = netdev_get_mtu(iface->netdev, &mtu); |
9b020780 | 1854 | if (!error) { |
e210037e AE |
1855 | mtu_64 = mtu; |
1856 | ovsrec_interface_set_mtu(iface->cfg, &mtu_64, 1); | |
8d6db33e | 1857 | } else { |
e210037e AE |
1858 | ovsrec_interface_set_mtu(iface->cfg, NULL, 0); |
1859 | } | |
df867eda JP |
1860 | |
1861 | error = netdev_get_etheraddr(iface->netdev, mac); | |
1862 | if (!error) { | |
1863 | char mac_string[32]; | |
1864 | ||
1865 | sprintf(mac_string, ETH_ADDR_FMT, ETH_ADDR_ARGS(mac)); | |
1866 | ovsrec_interface_set_mac_in_use(iface->cfg, mac_string); | |
1867 | } else { | |
1868 | ovsrec_interface_set_mac_in_use(iface->cfg, NULL); | |
1869 | } | |
ea401d9a NM |
1870 | |
1871 | /* The netdev may return a negative number (such as -EOPNOTSUPP) | |
1872 | * if there is no valid ifindex number. */ | |
1873 | ifindex64 = netdev_get_ifindex(iface->netdev); | |
1874 | if (ifindex64 < 0) { | |
1875 | ifindex64 = 0; | |
1876 | } | |
1877 | ovsrec_interface_set_ifindex(iface->cfg, &ifindex64, 1); | |
ea83a2fc EJ |
1878 | } |
1879 | ||
353079d0 EJ |
1880 | /* Writes 'iface''s CFM statistics to the database. 'iface' must not be |
1881 | * synthetic. */ | |
8f3fe844 | 1882 | static void |
b31bcf60 EJ |
1883 | iface_refresh_cfm_stats(struct iface *iface) |
1884 | { | |
93b8df38 | 1885 | const struct ovsrec_interface *cfg = iface->cfg; |
9a9e3786 BP |
1886 | struct ofproto_cfm_status status; |
1887 | ||
1888 | if (!ofproto_port_get_cfm_status(iface->port->bridge->ofproto, | |
1889 | iface->ofp_port, &status)) { | |
1890 | ovsrec_interface_set_cfm_fault(cfg, NULL, 0); | |
1891 | ovsrec_interface_set_cfm_fault_status(cfg, NULL, 0); | |
1892 | ovsrec_interface_set_cfm_remote_opstate(cfg, NULL); | |
1893 | ovsrec_interface_set_cfm_health(cfg, NULL, 0); | |
1894 | ovsrec_interface_set_cfm_remote_mpids(cfg, NULL, 0); | |
1895 | } else { | |
b9380396 | 1896 | const char *reasons[CFM_FAULT_N_REASONS]; |
9a9e3786 BP |
1897 | int64_t cfm_health = status.health; |
1898 | bool faulted = status.faults != 0; | |
b9380396 EJ |
1899 | size_t i, j; |
1900 | ||
9a9e3786 BP |
1901 | ovsrec_interface_set_cfm_fault(cfg, &faulted, 1); |
1902 | ||
b9380396 EJ |
1903 | j = 0; |
1904 | for (i = 0; i < CFM_FAULT_N_REASONS; i++) { | |
1905 | int reason = 1 << i; | |
9a9e3786 | 1906 | if (status.faults & reason) { |
b9380396 EJ |
1907 | reasons[j++] = cfm_fault_reason_to_str(reason); |
1908 | } | |
1909 | } | |
b9380396 | 1910 | ovsrec_interface_set_cfm_fault_status(cfg, (char **) reasons, j); |
1c0333b6 | 1911 | |
18637fdc BP |
1912 | if (status.remote_opstate >= 0) { |
1913 | const char *remote_opstate = status.remote_opstate ? "up" : "down"; | |
1914 | ovsrec_interface_set_cfm_remote_opstate(cfg, remote_opstate); | |
1915 | } else { | |
1916 | ovsrec_interface_set_cfm_remote_opstate(cfg, NULL); | |
1917 | } | |
1918 | ||
9a9e3786 BP |
1919 | ovsrec_interface_set_cfm_remote_mpids(cfg, |
1920 | (const int64_t *)status.rmps, | |
1921 | status.n_rmps); | |
4cd9ab26 BP |
1922 | if (cfm_health >= 0) { |
1923 | ovsrec_interface_set_cfm_health(cfg, &cfm_health, 1); | |
1924 | } else { | |
1925 | ovsrec_interface_set_cfm_health(cfg, NULL, 0); | |
1926 | } | |
13b1b2ae EJ |
1927 | |
1928 | free(status.rmps); | |
3967a833 | 1929 | } |
b31bcf60 EJ |
1930 | } |
1931 | ||
018f1525 BP |
1932 | static void |
1933 | iface_refresh_stats(struct iface *iface) | |
1934 | { | |
98dbe2dd BP |
1935 | #define IFACE_STATS \ |
1936 | IFACE_STAT(rx_packets, "rx_packets") \ | |
1937 | IFACE_STAT(tx_packets, "tx_packets") \ | |
1938 | IFACE_STAT(rx_bytes, "rx_bytes") \ | |
1939 | IFACE_STAT(tx_bytes, "tx_bytes") \ | |
1940 | IFACE_STAT(rx_dropped, "rx_dropped") \ | |
1941 | IFACE_STAT(tx_dropped, "tx_dropped") \ | |
1942 | IFACE_STAT(rx_errors, "rx_errors") \ | |
1943 | IFACE_STAT(tx_errors, "tx_errors") \ | |
1944 | IFACE_STAT(rx_frame_errors, "rx_frame_err") \ | |
1945 | IFACE_STAT(rx_over_errors, "rx_over_err") \ | |
1946 | IFACE_STAT(rx_crc_errors, "rx_crc_err") \ | |
1947 | IFACE_STAT(collisions, "collisions") | |
1948 | ||
c2553db9 BP |
1949 | #define IFACE_STAT(MEMBER, NAME) + 1 |
1950 | enum { N_IFACE_STATS = IFACE_STATS }; | |
98dbe2dd | 1951 | #undef IFACE_STAT |
c2553db9 BP |
1952 | int64_t values[N_IFACE_STATS]; |
1953 | char *keys[N_IFACE_STATS]; | |
1954 | int n; | |
018f1525 BP |
1955 | |
1956 | struct netdev_stats stats; | |
1957 | ||
cfea354b BP |
1958 | if (iface_is_synthetic(iface)) { |
1959 | return; | |
1960 | } | |
1961 | ||
018f1525 BP |
1962 | /* Intentionally ignore return value, since errors will set 'stats' to |
1963 | * all-1s, and we will deal with that correctly below. */ | |
1964 | netdev_get_stats(iface->netdev, &stats); | |
1965 | ||
c2553db9 BP |
1966 | /* Copy statistics into keys[] and values[]. */ |
1967 | n = 0; | |
1968 | #define IFACE_STAT(MEMBER, NAME) \ | |
1969 | if (stats.MEMBER != UINT64_MAX) { \ | |
1970 | keys[n] = NAME; \ | |
1971 | values[n] = stats.MEMBER; \ | |
1972 | n++; \ | |
1973 | } | |
98dbe2dd BP |
1974 | IFACE_STATS; |
1975 | #undef IFACE_STAT | |
c2553db9 | 1976 | ovs_assert(n <= N_IFACE_STATS); |
018f1525 | 1977 | |
c2553db9 | 1978 | ovsrec_interface_set_statistics(iface->cfg, keys, values, n); |
98dbe2dd | 1979 | #undef IFACE_STATS |
018f1525 BP |
1980 | } |
1981 | ||
21f7563c JP |
1982 | static void |
1983 | br_refresh_stp_status(struct bridge *br) | |
1984 | { | |
a699f614 | 1985 | struct smap smap = SMAP_INITIALIZER(&smap); |
21f7563c JP |
1986 | struct ofproto *ofproto = br->ofproto; |
1987 | struct ofproto_stp_status status; | |
21f7563c JP |
1988 | |
1989 | if (ofproto_get_stp_status(ofproto, &status)) { | |
1990 | return; | |
1991 | } | |
1992 | ||
1993 | if (!status.enabled) { | |
a699f614 | 1994 | ovsrec_bridge_set_status(br->cfg, NULL); |
21f7563c JP |
1995 | return; |
1996 | } | |
1997 | ||
a699f614 EJ |
1998 | smap_add_format(&smap, "stp_bridge_id", STP_ID_FMT, |
1999 | STP_ID_ARGS(status.bridge_id)); | |
2000 | smap_add_format(&smap, "stp_designated_root", STP_ID_FMT, | |
2001 | STP_ID_ARGS(status.designated_root)); | |
2002 | smap_add_format(&smap, "stp_root_path_cost", "%d", status.root_path_cost); | |
21f7563c | 2003 | |
a699f614 EJ |
2004 | ovsrec_bridge_set_status(br->cfg, &smap); |
2005 | smap_destroy(&smap); | |
21f7563c JP |
2006 | } |
2007 | ||
2008 | static void | |
2009 | port_refresh_stp_status(struct port *port) | |
2010 | { | |
2011 | struct ofproto *ofproto = port->bridge->ofproto; | |
2012 | struct iface *iface; | |
2013 | struct ofproto_port_stp_status status; | |
a699f614 | 2014 | char *keys[3]; |
80740385 | 2015 | int64_t int_values[3]; |
a699f614 | 2016 | struct smap smap; |
21f7563c | 2017 | |
06b592bc EJ |
2018 | if (port_is_synthetic(port)) { |
2019 | return; | |
2020 | } | |
2021 | ||
21f7563c JP |
2022 | /* STP doesn't currently support bonds. */ |
2023 | if (!list_is_singleton(&port->ifaces)) { | |
a699f614 | 2024 | ovsrec_port_set_status(port->cfg, NULL); |
21f7563c JP |
2025 | return; |
2026 | } | |
2027 | ||
2028 | iface = CONTAINER_OF(list_front(&port->ifaces), struct iface, port_elem); | |
2029 | ||
2030 | if (ofproto_port_get_stp_status(ofproto, iface->ofp_port, &status)) { | |
2031 | return; | |
2032 | } | |
2033 | ||
2034 | if (!status.enabled) { | |
a699f614 | 2035 | ovsrec_port_set_status(port->cfg, NULL); |
80740385 | 2036 | ovsrec_port_set_statistics(port->cfg, NULL, NULL, 0); |
21f7563c JP |
2037 | return; |
2038 | } | |
2039 | ||
80740385 | 2040 | /* Set Status column. */ |
a699f614 EJ |
2041 | smap_init(&smap); |
2042 | smap_add_format(&smap, "stp_port_id", STP_PORT_ID_FMT, status.port_id); | |
2043 | smap_add(&smap, "stp_state", stp_state_name(status.state)); | |
2044 | smap_add_format(&smap, "stp_sec_in_state", "%u", status.sec_in_state); | |
2045 | smap_add(&smap, "stp_role", stp_role_name(status.role)); | |
2046 | ovsrec_port_set_status(port->cfg, &smap); | |
2047 | smap_destroy(&smap); | |
80740385 JP |
2048 | |
2049 | /* Set Statistics column. */ | |
2050 | keys[0] = "stp_tx_count"; | |
2051 | int_values[0] = status.tx_count; | |
2052 | keys[1] = "stp_rx_count"; | |
2053 | int_values[1] = status.rx_count; | |
2054 | keys[2] = "stp_error_count"; | |
2055 | int_values[2] = status.error_count; | |
2056 | ||
2057 | ovsrec_port_set_statistics(port->cfg, keys, int_values, | |
2058 | ARRAY_SIZE(int_values)); | |
21f7563c JP |
2059 | } |
2060 | ||
3fe80505 BP |
2061 | static bool |
2062 | enable_system_stats(const struct ovsrec_open_vswitch *cfg) | |
2063 | { | |
a699f614 | 2064 | return smap_get_bool(&cfg->other_config, "enable-statistics", false); |
3fe80505 BP |
2065 | } |
2066 | ||
ce887677 | 2067 | static void |
35a22d8c | 2068 | reconfigure_system_stats(const struct ovsrec_open_vswitch *cfg) |
ce887677 | 2069 | { |
35a22d8c | 2070 | bool enable = enable_system_stats(cfg); |
ce887677 | 2071 | |
35a22d8c BP |
2072 | system_stats_enable(enable); |
2073 | if (!enable) { | |
2074 | ovsrec_open_vswitch_set_statistics(cfg, NULL); | |
3fe80505 | 2075 | } |
35a22d8c BP |
2076 | } |
2077 | ||
2078 | static void | |
2079 | run_system_stats(void) | |
2080 | { | |
2081 | const struct ovsrec_open_vswitch *cfg = ovsrec_open_vswitch_first(idl); | |
2082 | struct smap *stats; | |
2083 | ||
2084 | stats = system_stats_run(); | |
2085 | if (stats && cfg) { | |
2086 | struct ovsdb_idl_txn *txn; | |
2087 | struct ovsdb_datum datum; | |
2088 | ||
2089 | txn = ovsdb_idl_txn_create(idl); | |
2090 | ovsdb_datum_from_smap(&datum, stats); | |
2091 | ovsdb_idl_txn_write(&cfg->header_, &ovsrec_open_vswitch_col_statistics, | |
2092 | &datum); | |
2093 | ovsdb_idl_txn_commit(txn); | |
2094 | ovsdb_idl_txn_destroy(txn); | |
ce887677 | 2095 | |
35a22d8c BP |
2096 | free(stats); |
2097 | } | |
ce887677 BP |
2098 | } |
2099 | ||
bffc0589 | 2100 | static inline const char * |
f4f1ea7e | 2101 | ofp12_controller_role_to_str(enum ofp12_controller_role role) |
bffc0589 AE |
2102 | { |
2103 | switch (role) { | |
f4f1ea7e | 2104 | case OFPCR12_ROLE_EQUAL: |
bffc0589 | 2105 | return "other"; |
f4f1ea7e | 2106 | case OFPCR12_ROLE_MASTER: |
bffc0589 | 2107 | return "master"; |
f4f1ea7e | 2108 | case OFPCR12_ROLE_SLAVE: |
bffc0589 | 2109 | return "slave"; |
f4f1ea7e | 2110 | case OFPCR12_ROLE_NOCHANGE: |
bffc0589 AE |
2111 | default: |
2112 | return "*** INVALID ROLE ***"; | |
2113 | } | |
2114 | } | |
2115 | ||
2116 | static void | |
5d279086 | 2117 | refresh_controller_status(void) |
bffc0589 | 2118 | { |
5d279086 | 2119 | struct bridge *br; |
bffc0589 AE |
2120 | struct shash info; |
2121 | const struct ovsrec_controller *cfg; | |
2122 | ||
5d279086 AE |
2123 | shash_init(&info); |
2124 | ||
2125 | /* Accumulate status for controllers on all bridges. */ | |
2126 | HMAP_FOR_EACH (br, node, &all_bridges) { | |
2127 | ofproto_get_ofproto_controller_info(br->ofproto, &info); | |
2128 | } | |
bffc0589 | 2129 | |
5d279086 | 2130 | /* Update each controller in the database with current status. */ |
bffc0589 | 2131 | OVSREC_CONTROLLER_FOR_EACH(cfg, idl) { |
eb9b8307 AE |
2132 | struct ofproto_controller_info *cinfo = |
2133 | shash_find_data(&info, cfg->target); | |
2134 | ||
2135 | if (cinfo) { | |
a699f614 EJ |
2136 | struct smap smap = SMAP_INITIALIZER(&smap); |
2137 | const char **values = cinfo->pairs.values; | |
2138 | const char **keys = cinfo->pairs.keys; | |
2139 | size_t i; | |
2140 | ||
2141 | for (i = 0; i < cinfo->pairs.n; i++) { | |
2142 | smap_add(&smap, keys[i], values[i]); | |
2143 | } | |
2144 | ||
eb9b8307 | 2145 | ovsrec_controller_set_is_connected(cfg, cinfo->is_connected); |
f4f1ea7e BP |
2146 | ovsrec_controller_set_role(cfg, ofp12_controller_role_to_str( |
2147 | cinfo->role)); | |
a699f614 EJ |
2148 | ovsrec_controller_set_status(cfg, &smap); |
2149 | smap_destroy(&smap); | |
eb9b8307 AE |
2150 | } else { |
2151 | ovsrec_controller_set_is_connected(cfg, false); | |
2152 | ovsrec_controller_set_role(cfg, NULL); | |
a699f614 | 2153 | ovsrec_controller_set_status(cfg, NULL); |
eb9b8307 | 2154 | } |
bffc0589 AE |
2155 | } |
2156 | ||
2157 | ofproto_free_ofproto_controller_info(&info); | |
2158 | } | |
b40dcae7 BP |
2159 | \f |
2160 | /* "Instant" stats. | |
2161 | * | |
2162 | * Some information in the database must be kept as up-to-date as possible to | |
2163 | * allow controllers to respond rapidly to network outages. We call these | |
2164 | * statistics "instant" stats. | |
2165 | * | |
2166 | * We wish to update these statistics every INSTANT_INTERVAL_MSEC milliseconds, | |
2167 | * assuming that they've changed. The only means we have to determine whether | |
2168 | * they have changed are: | |
2169 | * | |
2170 | * - Try to commit changes to the database. If nothing changed, then | |
2171 | * ovsdb_idl_txn_commit() returns TXN_UNCHANGED, otherwise some other | |
2172 | * value. | |
2173 | * | |
2174 | * - instant_stats_run() is called late in the run loop, after anything that | |
2175 | * might change any of the instant stats. | |
2176 | * | |
2177 | * We use these two facts together to avoid waking the process up every | |
2178 | * INSTANT_INTERVAL_MSEC whether there is any change or not. | |
2179 | */ | |
2180 | ||
2181 | /* Minimum interval between writing updates to the instant stats to the | |
2182 | * database. */ | |
2183 | #define INSTANT_INTERVAL_MSEC 100 | |
2184 | ||
2185 | /* Current instant stats database transaction, NULL if there is no ongoing | |
2186 | * transaction. */ | |
2187 | static struct ovsdb_idl_txn *instant_txn; | |
2188 | ||
2189 | /* Next time (in msec on monotonic clock) at which we will update the instant | |
2190 | * stats. */ | |
2191 | static long long int instant_next_txn = LLONG_MIN; | |
2192 | ||
2193 | /* True if the run loop has run since we last saw that the instant stats were | |
2194 | * unchanged, that is, this is true if we need to wake up at 'instant_next_txn' | |
2195 | * to refresh the instant stats. */ | |
2196 | static bool instant_stats_could_have_changed; | |
bffc0589 | 2197 | |
8f3fe844 | 2198 | static void |
b40dcae7 | 2199 | instant_stats_run(void) |
8f3fe844 | 2200 | { |
b40dcae7 | 2201 | enum ovsdb_idl_txn_status status; |
8f3fe844 | 2202 | |
b40dcae7 BP |
2203 | instant_stats_could_have_changed = true; |
2204 | ||
2205 | if (!instant_txn) { | |
8f3fe844 EJ |
2206 | struct bridge *br; |
2207 | ||
b40dcae7 BP |
2208 | if (time_msec() < instant_next_txn) { |
2209 | return; | |
2210 | } | |
2211 | instant_next_txn = time_msec() + INSTANT_INTERVAL_MSEC; | |
8f3fe844 | 2212 | |
b40dcae7 | 2213 | instant_txn = ovsdb_idl_txn_create(idl); |
8f3fe844 EJ |
2214 | HMAP_FOR_EACH (br, node, &all_bridges) { |
2215 | struct iface *iface; | |
353079d0 EJ |
2216 | struct port *port; |
2217 | ||
2218 | br_refresh_stp_status(br); | |
2219 | ||
2220 | HMAP_FOR_EACH (port, hmap_node, &br->ports) { | |
2221 | port_refresh_stp_status(port); | |
2222 | } | |
8f3fe844 EJ |
2223 | |
2224 | HMAP_FOR_EACH (iface, name_node, &br->iface_by_name) { | |
353079d0 | 2225 | enum netdev_flags flags; |
ccc09689 | 2226 | struct smap smap; |
353079d0 EJ |
2227 | const char *link_state; |
2228 | int64_t link_resets; | |
2229 | int current, error; | |
2230 | ||
2231 | if (iface_is_synthetic(iface)) { | |
2232 | continue; | |
2233 | } | |
2234 | ||
2235 | current = ofproto_port_is_lacp_current(br->ofproto, | |
2236 | iface->ofp_port); | |
2237 | if (current >= 0) { | |
2238 | bool bl = current; | |
2239 | ovsrec_interface_set_lacp_current(iface->cfg, &bl, 1); | |
2240 | } else { | |
2241 | ovsrec_interface_set_lacp_current(iface->cfg, NULL, 0); | |
2242 | } | |
2243 | ||
2244 | error = netdev_get_flags(iface->netdev, &flags); | |
2245 | if (!error) { | |
2246 | const char *state = flags & NETDEV_UP ? "up" : "down"; | |
2247 | ovsrec_interface_set_admin_state(iface->cfg, state); | |
2248 | } else { | |
2249 | ovsrec_interface_set_admin_state(iface->cfg, NULL); | |
2250 | } | |
2251 | ||
2252 | link_state = netdev_get_carrier(iface->netdev) ? "up" : "down"; | |
2253 | ovsrec_interface_set_link_state(iface->cfg, link_state); | |
2254 | ||
2255 | link_resets = netdev_get_carrier_resets(iface->netdev); | |
2256 | ovsrec_interface_set_link_resets(iface->cfg, &link_resets, 1); | |
2257 | ||
8f3fe844 | 2258 | iface_refresh_cfm_stats(iface); |
ccc09689 EJ |
2259 | |
2260 | smap_init(&smap); | |
b6843801 AW |
2261 | ofproto_port_get_bfd_status(br->ofproto, iface->ofp_port, |
2262 | &smap); | |
2263 | ovsrec_interface_set_bfd_status(iface->cfg, &smap); | |
70fa1ecb | 2264 | smap_destroy(&smap); |
8f3fe844 EJ |
2265 | } |
2266 | } | |
2267 | } | |
2268 | ||
b40dcae7 BP |
2269 | status = ovsdb_idl_txn_commit(instant_txn); |
2270 | if (status != TXN_INCOMPLETE) { | |
2271 | ovsdb_idl_txn_destroy(instant_txn); | |
2272 | instant_txn = NULL; | |
2273 | } | |
2274 | if (status == TXN_UNCHANGED) { | |
2275 | instant_stats_could_have_changed = false; | |
8f3fe844 EJ |
2276 | } |
2277 | } | |
2278 | ||
b40dcae7 BP |
2279 | static void |
2280 | instant_stats_wait(void) | |
2281 | { | |
2282 | if (instant_txn) { | |
2283 | ovsdb_idl_txn_wait(instant_txn); | |
2284 | } else if (instant_stats_could_have_changed) { | |
2285 | poll_timer_wait_until(instant_next_txn); | |
2286 | } | |
2287 | } | |
2288 | \f | |
5fcc0d00 BP |
2289 | /* Performs periodic activity required by bridges that needs to be done with |
2290 | * the least possible latency. | |
2291 | * | |
2292 | * It makes sense to call this function a couple of times per poll loop, to | |
2293 | * provide a significant performance boost on some benchmarks with ofprotos | |
2294 | * that use the ofproto-dpif implementation. */ | |
2295 | void | |
2296 | bridge_run_fast(void) | |
2297 | { | |
11a574a7 JP |
2298 | struct sset types; |
2299 | const char *type; | |
5fcc0d00 BP |
2300 | struct bridge *br; |
2301 | ||
11a574a7 JP |
2302 | sset_init(&types); |
2303 | ofproto_enumerate_types(&types); | |
2304 | SSET_FOR_EACH (type, &types) { | |
2305 | ofproto_type_run_fast(type); | |
2306 | } | |
2307 | sset_destroy(&types); | |
2308 | ||
5fcc0d00 BP |
2309 | HMAP_FOR_EACH (br, node, &all_bridges) { |
2310 | ofproto_run_fast(br->ofproto); | |
2311 | } | |
2312 | } | |
2313 | ||
c5187f17 | 2314 | void |
064af421 BP |
2315 | bridge_run(void) |
2316 | { | |
8c0f519f | 2317 | static struct ovsrec_open_vswitch null_cfg; |
d54ff998 | 2318 | const struct ovsrec_open_vswitch *cfg; |
bae7208e | 2319 | struct ovsdb_idl_txn *reconf_txn = NULL; |
11a574a7 JP |
2320 | struct sset types; |
2321 | const char *type; | |
d54ff998 | 2322 | |
52a90c29 | 2323 | bool vlan_splinters_changed; |
c5187f17 | 2324 | struct bridge *br; |
064af421 | 2325 | |
8c0f519f | 2326 | ovsrec_open_vswitch_init(&null_cfg); |
edce886c | 2327 | |
06b6d651 | 2328 | /* (Re)configure if necessary. */ |
bae7208e EJ |
2329 | if (!reconfiguring) { |
2330 | ovsdb_idl_run(idl); | |
06b6d651 | 2331 | |
bae7208e EJ |
2332 | if (ovsdb_idl_is_lock_contended(idl)) { |
2333 | static struct vlog_rate_limit rl = VLOG_RATE_LIMIT_INIT(1, 1); | |
2334 | struct bridge *br, *next_br; | |
06b6d651 | 2335 | |
bae7208e | 2336 | VLOG_ERR_RL(&rl, "another ovs-vswitchd process is running, " |
f9043393 JP |
2337 | "disabling this process (pid %ld) until it goes away", |
2338 | (long int) getpid()); | |
bae7208e EJ |
2339 | |
2340 | HMAP_FOR_EACH_SAFE (br, next_br, node, &all_bridges) { | |
2341 | bridge_destroy(br); | |
2342 | } | |
9f27568d GS |
2343 | /* Since we will not be running system_stats_run() in this process |
2344 | * with the current situation of multiple ovs-vswitchd daemons, | |
2345 | * disable system stats collection. */ | |
2346 | system_stats_enable(false); | |
bae7208e EJ |
2347 | return; |
2348 | } else if (!ovsdb_idl_has_lock(idl)) { | |
2349 | return; | |
06b6d651 | 2350 | } |
06b6d651 BP |
2351 | } |
2352 | cfg = ovsrec_open_vswitch_first(idl); | |
2353 | ||
b0408fca JP |
2354 | /* Initialize the ofproto library. This only needs to run once, but |
2355 | * it must be done after the configuration is set. If the | |
2356 | * initialization has already occurred, bridge_init_ofproto() | |
2357 | * returns immediately. */ | |
2358 | bridge_init_ofproto(cfg); | |
2359 | ||
40358701 GS |
2360 | /* Once the value of flow-restore-wait is false, we no longer should |
2361 | * check its value from the database. */ | |
2362 | if (cfg && ofproto_get_flow_restore_wait()) { | |
2363 | ofproto_set_flow_restore_wait(smap_get_bool(&cfg->other_config, | |
2364 | "flow-restore-wait", false)); | |
2365 | } | |
2366 | ||
11a574a7 JP |
2367 | /* Let each datapath type do the work that it needs to do. */ |
2368 | sset_init(&types); | |
2369 | ofproto_enumerate_types(&types); | |
2370 | SSET_FOR_EACH (type, &types) { | |
2371 | ofproto_type_run(type); | |
2372 | } | |
2373 | sset_destroy(&types); | |
2374 | ||
c5187f17 | 2375 | /* Let each bridge do the work that it needs to do. */ |
764072fd | 2376 | HMAP_FOR_EACH (br, node, &all_bridges) { |
5fcc0d00 | 2377 | ofproto_run(br->ofproto); |
c5187f17 BP |
2378 | } |
2379 | ||
d6da96ce BP |
2380 | /* Re-configure SSL. We do this on every trip through the main loop, |
2381 | * instead of just when the database changes, because the contents of the | |
2382 | * key and certificate files can change without the database changing. | |
2383 | * | |
2384 | * We do this before bridge_reconfigure() because that function might | |
2385 | * initiate SSL connections and thus requires SSL to be configured. */ | |
2386 | if (cfg && cfg->ssl) { | |
2387 | const struct ovsrec_ssl *ssl = cfg->ssl; | |
2388 | ||
2389 | stream_ssl_set_key_and_cert(ssl->private_key, ssl->certificate); | |
2390 | stream_ssl_set_ca_cert_file(ssl->ca_cert, ssl->bootstrap_ca_cert); | |
2391 | } | |
bf8f2167 | 2392 | |
bae7208e EJ |
2393 | if (!reconfiguring) { |
2394 | /* If VLAN splinters are in use, then we need to reconfigure if VLAN | |
2395 | * usage has changed. */ | |
2396 | vlan_splinters_changed = false; | |
2397 | if (vlan_splinters_enabled_anywhere) { | |
2398 | HMAP_FOR_EACH (br, node, &all_bridges) { | |
2399 | if (ofproto_has_vlan_usage_changed(br->ofproto)) { | |
2400 | vlan_splinters_changed = true; | |
2401 | break; | |
2402 | } | |
2403 | } | |
2404 | } | |
2405 | ||
2406 | if (ovsdb_idl_get_seqno(idl) != idl_seqno || vlan_splinters_changed) { | |
2407 | idl_seqno = ovsdb_idl_get_seqno(idl); | |
2408 | if (cfg) { | |
2409 | reconf_txn = ovsdb_idl_txn_create(idl); | |
2410 | bridge_reconfigure(cfg); | |
2411 | } else { | |
2412 | /* We still need to reconfigure to avoid dangling pointers to | |
2413 | * now-destroyed ovsrec structures inside bridge data. */ | |
2414 | bridge_reconfigure(&null_cfg); | |
52a90c29 BP |
2415 | } |
2416 | } | |
2417 | } | |
2418 | ||
bae7208e | 2419 | if (reconfiguring) { |
ff02e9a5 BP |
2420 | if (!reconf_txn) { |
2421 | reconf_txn = ovsdb_idl_txn_create(idl); | |
2422 | } | |
2423 | ||
2424 | if (bridge_reconfigure_continue(cfg ? cfg : &null_cfg)) { | |
2425 | reconfiguring = false; | |
2426 | ||
2427 | if (cfg) { | |
bae7208e EJ |
2428 | ovsrec_open_vswitch_set_cur_cfg(cfg, cfg->next_cfg); |
2429 | } | |
ff02e9a5 BP |
2430 | |
2431 | /* If we are completing our initial configuration for this run | |
2432 | * of ovs-vswitchd, then keep the transaction around to monitor | |
2433 | * it for completion. */ | |
2434 | if (!initial_config_done) { | |
2435 | initial_config_done = true; | |
2436 | daemonize_txn = reconf_txn; | |
2437 | reconf_txn = NULL; | |
2438 | } | |
064af421 BP |
2439 | } |
2440 | } | |
018f1525 | 2441 | |
bae7208e EJ |
2442 | if (reconf_txn) { |
2443 | ovsdb_idl_txn_commit(reconf_txn); | |
2444 | ovsdb_idl_txn_destroy(reconf_txn); | |
2445 | reconf_txn = NULL; | |
2446 | } | |
2447 | ||
63ff04e8 BP |
2448 | if (daemonize_txn) { |
2449 | enum ovsdb_idl_txn_status status = ovsdb_idl_txn_commit(daemonize_txn); | |
2450 | if (status != TXN_INCOMPLETE) { | |
2451 | ovsdb_idl_txn_destroy(daemonize_txn); | |
2452 | daemonize_txn = NULL; | |
2453 | ||
2454 | /* ovs-vswitchd has completed initialization, so allow the | |
2455 | * process that forked us to exit successfully. */ | |
2456 | daemonize_complete(); | |
2457 | ||
888e0cf4 | 2458 | vlog_enable_async(); |
a5fb0e29 | 2459 | |
63ff04e8 BP |
2460 | VLOG_INFO_ONCE("%s (Open vSwitch) %s", program_name, VERSION); |
2461 | } | |
2462 | } | |
2463 | ||
35a22d8c BP |
2464 | /* Refresh interface and mirror stats if necessary. */ |
2465 | if (time_msec() >= iface_stats_timer) { | |
ce887677 BP |
2466 | if (cfg) { |
2467 | struct ovsdb_idl_txn *txn; | |
018f1525 | 2468 | |
ce887677 | 2469 | txn = ovsdb_idl_txn_create(idl); |
764072fd | 2470 | HMAP_FOR_EACH (br, node, &all_bridges) { |
8052fb14 | 2471 | struct port *port; |
9d24de3b | 2472 | struct mirror *m; |
018f1525 | 2473 | |
8052fb14 | 2474 | HMAP_FOR_EACH (port, hmap_node, &br->ports) { |
83db7968 | 2475 | struct iface *iface; |
018f1525 | 2476 | |
83db7968 | 2477 | LIST_FOR_EACH (iface, port_elem, &port->ifaces) { |
ce887677 | 2478 | iface_refresh_stats(iface); |
ea763e0e | 2479 | iface_refresh_status(iface); |
ce887677 | 2480 | } |
018f1525 | 2481 | } |
9d24de3b JP |
2482 | |
2483 | HMAP_FOR_EACH (m, hmap_node, &br->mirrors) { | |
2484 | mirror_refresh_stats(m); | |
2485 | } | |
2486 | ||
018f1525 | 2487 | } |
5d279086 | 2488 | refresh_controller_status(); |
ce887677 BP |
2489 | ovsdb_idl_txn_commit(txn); |
2490 | ovsdb_idl_txn_destroy(txn); /* XXX */ | |
018f1525 | 2491 | } |
018f1525 | 2492 | |
35a22d8c | 2493 | iface_stats_timer = time_msec() + IFACE_STATS_INTERVAL; |
018f1525 | 2494 | } |
6586adf5 | 2495 | |
35a22d8c | 2496 | run_system_stats(); |
b40dcae7 | 2497 | instant_stats_run(); |
064af421 BP |
2498 | } |
2499 | ||
2500 | void | |
2501 | bridge_wait(void) | |
2502 | { | |
11a574a7 JP |
2503 | struct sset types; |
2504 | const char *type; | |
2505 | ||
c5187f17 | 2506 | ovsdb_idl_wait(idl); |
63ff04e8 BP |
2507 | if (daemonize_txn) { |
2508 | ovsdb_idl_txn_wait(daemonize_txn); | |
2509 | } | |
c7e7bb21 | 2510 | |
bae7208e | 2511 | if (reconfiguring) { |
c7e7bb21 EJ |
2512 | poll_immediate_wake(); |
2513 | } | |
2514 | ||
11a574a7 JP |
2515 | sset_init(&types); |
2516 | ofproto_enumerate_types(&types); | |
2517 | SSET_FOR_EACH (type, &types) { | |
2518 | ofproto_type_wait(type); | |
2519 | } | |
2520 | sset_destroy(&types); | |
2521 | ||
06b6d651 BP |
2522 | if (!hmap_is_empty(&all_bridges)) { |
2523 | struct bridge *br; | |
6586adf5 | 2524 | |
06b6d651 BP |
2525 | HMAP_FOR_EACH (br, node, &all_bridges) { |
2526 | ofproto_wait(br->ofproto); | |
2527 | } | |
35a22d8c | 2528 | poll_timer_wait_until(iface_stats_timer); |
6586adf5 | 2529 | } |
35a22d8c BP |
2530 | |
2531 | system_stats_wait(); | |
b40dcae7 | 2532 | instant_stats_wait(); |
064af421 | 2533 | } |
0d085684 BP |
2534 | |
2535 | /* Adds some memory usage statistics for bridges into 'usage', for use with | |
2536 | * memory_report(). */ | |
2537 | void | |
2538 | bridge_get_memory_usage(struct simap *usage) | |
2539 | { | |
2540 | struct bridge *br; | |
2541 | ||
2542 | HMAP_FOR_EACH (br, node, &all_bridges) { | |
2543 | ofproto_get_memory_usage(br->ofproto, usage); | |
2544 | } | |
2545 | } | |
8c4c1387 | 2546 | \f |
e8fe3026 EJ |
2547 | /* QoS unixctl user interface functions. */ |
2548 | ||
2549 | struct qos_unixctl_show_cbdata { | |
2550 | struct ds *ds; | |
2551 | struct iface *iface; | |
2552 | }; | |
2553 | ||
2554 | static void | |
89454bf4 BP |
2555 | qos_unixctl_show_queue(unsigned int queue_id, |
2556 | const struct smap *details, | |
2557 | struct iface *iface, | |
2558 | struct ds *ds) | |
e8fe3026 | 2559 | { |
e8fe3026 | 2560 | struct netdev_queue_stats stats; |
79f1cbe9 | 2561 | struct smap_node *node; |
e8fe3026 EJ |
2562 | int error; |
2563 | ||
2564 | ds_put_cstr(ds, "\n"); | |
2565 | if (queue_id) { | |
2566 | ds_put_format(ds, "Queue %u:\n", queue_id); | |
2567 | } else { | |
2568 | ds_put_cstr(ds, "Default:\n"); | |
2569 | } | |
2570 | ||
79f1cbe9 EJ |
2571 | SMAP_FOR_EACH (node, details) { |
2572 | ds_put_format(ds, "\t%s: %s\n", node->key, node->value); | |
e8fe3026 EJ |
2573 | } |
2574 | ||
2575 | error = netdev_get_queue_stats(iface->netdev, queue_id, &stats); | |
2576 | if (!error) { | |
2577 | if (stats.tx_packets != UINT64_MAX) { | |
2578 | ds_put_format(ds, "\ttx_packets: %"PRIu64"\n", stats.tx_packets); | |
2579 | } | |
2580 | ||
2581 | if (stats.tx_bytes != UINT64_MAX) { | |
2582 | ds_put_format(ds, "\ttx_bytes: %"PRIu64"\n", stats.tx_bytes); | |
2583 | } | |
2584 | ||
2585 | if (stats.tx_errors != UINT64_MAX) { | |
2586 | ds_put_format(ds, "\ttx_errors: %"PRIu64"\n", stats.tx_errors); | |
2587 | } | |
2588 | } else { | |
2589 | ds_put_format(ds, "\tFailed to get statistics for queue %u: %s", | |
10a89ef0 | 2590 | queue_id, ovs_strerror(error)); |
e8fe3026 EJ |
2591 | } |
2592 | } | |
2593 | ||
2594 | static void | |
0e15264f BP |
2595 | qos_unixctl_show(struct unixctl_conn *conn, int argc OVS_UNUSED, |
2596 | const char *argv[], void *aux OVS_UNUSED) | |
e8fe3026 EJ |
2597 | { |
2598 | struct ds ds = DS_EMPTY_INITIALIZER; | |
79f1cbe9 | 2599 | struct smap smap = SMAP_INITIALIZER(&smap); |
e8fe3026 EJ |
2600 | struct iface *iface; |
2601 | const char *type; | |
79f1cbe9 | 2602 | struct smap_node *node; |
e8fe3026 | 2603 | |
0e15264f | 2604 | iface = iface_find(argv[1]); |
e8fe3026 | 2605 | if (!iface) { |
bde9f75d | 2606 | unixctl_command_reply_error(conn, "no such interface"); |
e8fe3026 EJ |
2607 | return; |
2608 | } | |
2609 | ||
79f1cbe9 | 2610 | netdev_get_qos(iface->netdev, &type, &smap); |
e8fe3026 EJ |
2611 | |
2612 | if (*type != '\0') { | |
89454bf4 BP |
2613 | struct netdev_queue_dump dump; |
2614 | struct smap details; | |
2615 | unsigned int queue_id; | |
2616 | ||
e8fe3026 EJ |
2617 | ds_put_format(&ds, "QoS: %s %s\n", iface->name, type); |
2618 | ||
79f1cbe9 EJ |
2619 | SMAP_FOR_EACH (node, &smap) { |
2620 | ds_put_format(&ds, "%s: %s\n", node->key, node->value); | |
e8fe3026 EJ |
2621 | } |
2622 | ||
89454bf4 BP |
2623 | smap_init(&details); |
2624 | NETDEV_QUEUE_FOR_EACH (&queue_id, &details, &dump, iface->netdev) { | |
2625 | qos_unixctl_show_queue(queue_id, &details, iface, &ds); | |
e8fe3026 | 2626 | } |
89454bf4 BP |
2627 | smap_destroy(&details); |
2628 | ||
bde9f75d | 2629 | unixctl_command_reply(conn, ds_cstr(&ds)); |
e8fe3026 EJ |
2630 | } else { |
2631 | ds_put_format(&ds, "QoS not configured on %s\n", iface->name); | |
bde9f75d | 2632 | unixctl_command_reply_error(conn, ds_cstr(&ds)); |
e8fe3026 EJ |
2633 | } |
2634 | ||
79f1cbe9 | 2635 | smap_destroy(&smap); |
e8fe3026 EJ |
2636 | ds_destroy(&ds); |
2637 | } | |
2638 | \f | |
064af421 | 2639 | /* Bridge reconfiguration functions. */ |
66da9bef | 2640 | static void |
1a6f1e2a | 2641 | bridge_create(const struct ovsrec_bridge *br_cfg) |
064af421 BP |
2642 | { |
2643 | struct bridge *br; | |
064af421 | 2644 | |
cb22974d | 2645 | ovs_assert(!bridge_lookup(br_cfg->name)); |
ec6fde61 | 2646 | br = xzalloc(sizeof *br); |
064af421 | 2647 | |
1a6f1e2a | 2648 | br->name = xstrdup(br_cfg->name); |
f79e673f | 2649 | br->type = xstrdup(ofproto_normalize_type(br_cfg->datapath_type)); |
1a6f1e2a | 2650 | br->cfg = br_cfg; |
e3f55cb8 BP |
2651 | |
2652 | /* Derive the default Ethernet address from the bridge's UUID. This should | |
2653 | * be unique and it will be stable between ovs-vswitchd runs. */ | |
2654 | memcpy(br->default_ea, &br_cfg->header_.uuid, ETH_ADDR_LEN); | |
2655 | eth_addr_mark_random(br->default_ea); | |
064af421 | 2656 | |
8052fb14 | 2657 | hmap_init(&br->ports); |
d9a8717a | 2658 | hmap_init(&br->ifaces); |
ebea37cc | 2659 | hmap_init(&br->iface_by_name); |
fa066f01 | 2660 | hmap_init(&br->mirrors); |
4a1ee6ae | 2661 | |
bae7208e EJ |
2662 | hmap_init(&br->if_cfg_todo); |
2663 | list_init(&br->ofpp_garbage); | |
2664 | ||
764072fd | 2665 | hmap_insert(&all_bridges, &br->node, hash_string(br->name, 0)); |
064af421 BP |
2666 | } |
2667 | ||
2668 | static void | |
2669 | bridge_destroy(struct bridge *br) | |
2670 | { | |
2671 | if (br) { | |
fa066f01 BP |
2672 | struct mirror *mirror, *next_mirror; |
2673 | struct port *port, *next_port; | |
bae7208e EJ |
2674 | struct if_cfg *if_cfg, *next_if_cfg; |
2675 | struct ofpp_garbage *garbage, *next_garbage; | |
064af421 | 2676 | |
fa066f01 | 2677 | HMAP_FOR_EACH_SAFE (port, next_port, hmap_node, &br->ports) { |
8052fb14 | 2678 | port_destroy(port); |
064af421 | 2679 | } |
fa066f01 BP |
2680 | HMAP_FOR_EACH_SAFE (mirror, next_mirror, hmap_node, &br->mirrors) { |
2681 | mirror_destroy(mirror); | |
f76e2dfc | 2682 | } |
bae7208e EJ |
2683 | HMAP_FOR_EACH_SAFE (if_cfg, next_if_cfg, hmap_node, &br->if_cfg_todo) { |
2684 | hmap_remove(&br->if_cfg_todo, &if_cfg->hmap_node); | |
2685 | free(if_cfg); | |
2686 | } | |
2687 | LIST_FOR_EACH_SAFE (garbage, next_garbage, list_node, | |
2688 | &br->ofpp_garbage) { | |
2689 | list_remove(&garbage->list_node); | |
2690 | free(garbage); | |
2691 | } | |
2692 | ||
764072fd | 2693 | hmap_remove(&all_bridges, &br->node); |
6d6ab93e | 2694 | ofproto_destroy(br->ofproto); |
d9a8717a | 2695 | hmap_destroy(&br->ifaces); |
8052fb14 | 2696 | hmap_destroy(&br->ports); |
ebea37cc | 2697 | hmap_destroy(&br->iface_by_name); |
fa066f01 | 2698 | hmap_destroy(&br->mirrors); |
bae7208e | 2699 | hmap_destroy(&br->if_cfg_todo); |
064af421 | 2700 | free(br->name); |
66da9bef | 2701 | free(br->type); |
064af421 BP |
2702 | free(br); |
2703 | } | |
2704 | } | |
2705 | ||
2706 | static struct bridge * | |
2707 | bridge_lookup(const char *name) | |
2708 | { | |
2709 | struct bridge *br; | |
2710 | ||
764072fd | 2711 | HMAP_FOR_EACH_WITH_HASH (br, node, hash_string(name, 0), &all_bridges) { |
064af421 BP |
2712 | if (!strcmp(br->name, name)) { |
2713 | return br; | |
2714 | } | |
2715 | } | |
2716 | return NULL; | |
2717 | } | |
2718 | ||
4f2cad2c JP |
2719 | /* Handle requests for a listing of all flows known by the OpenFlow |
2720 | * stack, including those normally hidden. */ | |
2721 | static void | |
0e15264f BP |
2722 | bridge_unixctl_dump_flows(struct unixctl_conn *conn, int argc OVS_UNUSED, |
2723 | const char *argv[], void *aux OVS_UNUSED) | |
4f2cad2c JP |
2724 | { |
2725 | struct bridge *br; | |
2726 | struct ds results; | |
d295e8e9 | 2727 | |
0e15264f | 2728 | br = bridge_lookup(argv[1]); |
4f2cad2c | 2729 | if (!br) { |
bde9f75d | 2730 | unixctl_command_reply_error(conn, "Unknown bridge"); |
4f2cad2c JP |
2731 | return; |
2732 | } | |
2733 | ||
2734 | ds_init(&results); | |
2735 | ofproto_get_all_flows(br->ofproto, &results); | |
2736 | ||
bde9f75d | 2737 | unixctl_command_reply(conn, ds_cstr(&results)); |
4f2cad2c JP |
2738 | ds_destroy(&results); |
2739 | } | |
2740 | ||
fa05809b BP |
2741 | /* "bridge/reconnect [BRIDGE]": makes BRIDGE drop all of its controller |
2742 | * connections and reconnect. If BRIDGE is not specified, then all bridges | |
2743 | * drop their controller connections and reconnect. */ | |
2744 | static void | |
0e15264f BP |
2745 | bridge_unixctl_reconnect(struct unixctl_conn *conn, int argc, |
2746 | const char *argv[], void *aux OVS_UNUSED) | |
fa05809b BP |
2747 | { |
2748 | struct bridge *br; | |
0e15264f BP |
2749 | if (argc > 1) { |
2750 | br = bridge_lookup(argv[1]); | |
fa05809b | 2751 | if (!br) { |
bde9f75d | 2752 | unixctl_command_reply_error(conn, "Unknown bridge"); |
fa05809b BP |
2753 | return; |
2754 | } | |
2755 | ofproto_reconnect_controllers(br->ofproto); | |
2756 | } else { | |
764072fd | 2757 | HMAP_FOR_EACH (br, node, &all_bridges) { |
fa05809b BP |
2758 | ofproto_reconnect_controllers(br->ofproto); |
2759 | } | |
2760 | } | |
bde9f75d | 2761 | unixctl_command_reply(conn, NULL); |
fa05809b BP |
2762 | } |
2763 | ||
76ce9432 | 2764 | static size_t |
1a048029 | 2765 | bridge_get_controllers(const struct bridge *br, |
76ce9432 | 2766 | struct ovsrec_controller ***controllersp) |
064af421 | 2767 | { |
76ce9432 BP |
2768 | struct ovsrec_controller **controllers; |
2769 | size_t n_controllers; | |
064af421 | 2770 | |
1a048029 JP |
2771 | controllers = br->cfg->controller; |
2772 | n_controllers = br->cfg->n_controller; | |
76343538 | 2773 | |
76ce9432 BP |
2774 | if (n_controllers == 1 && !strcmp(controllers[0]->target, "none")) { |
2775 | controllers = NULL; | |
2776 | n_controllers = 0; | |
064af421 | 2777 | } |
76343538 | 2778 | |
76ce9432 BP |
2779 | if (controllersp) { |
2780 | *controllersp = controllers; | |
2781 | } | |
2782 | return n_controllers; | |
064af421 BP |
2783 | } |
2784 | ||
bae7208e EJ |
2785 | static void |
2786 | bridge_queue_if_cfg(struct bridge *br, | |
2787 | const struct ovsrec_interface *cfg, | |
2788 | const struct ovsrec_port *parent) | |
2789 | { | |
2790 | struct if_cfg *if_cfg = xmalloc(sizeof *if_cfg); | |
2791 | ||
2792 | if_cfg->cfg = cfg; | |
2793 | if_cfg->parent = parent; | |
558e2cc5 | 2794 | if_cfg->ofport = iface_pick_ofport(cfg); |
bae7208e EJ |
2795 | hmap_insert(&br->if_cfg_todo, &if_cfg->hmap_node, |
2796 | hash_string(if_cfg->cfg->name, 0)); | |
2797 | } | |
2798 | ||
2799 | /* Deletes "struct port"s and "struct iface"s under 'br' which aren't | |
2800 | * consistent with 'br->cfg'. Updates 'br->if_cfg_queue' with interfaces which | |
2801 | * 'br' needs to complete its configuration. */ | |
064af421 | 2802 | static void |
52a90c29 BP |
2803 | bridge_add_del_ports(struct bridge *br, |
2804 | const unsigned long int *splinter_vlans) | |
064af421 | 2805 | { |
bae7208e | 2806 | struct shash_node *port_node; |
8052fb14 | 2807 | struct port *port, *next; |
8052fb14 | 2808 | struct shash new_ports; |
6ae39834 | 2809 | size_t i; |
064af421 | 2810 | |
cb22974d | 2811 | ovs_assert(hmap_is_empty(&br->if_cfg_todo)); |
bae7208e | 2812 | |
064af421 | 2813 | /* Collect new ports. */ |
76343538 BP |
2814 | shash_init(&new_ports); |
2815 | for (i = 0; i < br->cfg->n_ports; i++) { | |
2816 | const char *name = br->cfg->ports[i]->name; | |
2817 | if (!shash_add_once(&new_ports, name, br->cfg->ports[i])) { | |
2818 | VLOG_WARN("bridge %s: %s specified twice as bridge port", | |
2819 | br->name, name); | |
2820 | } | |
2821 | } | |
b5827b24 BP |
2822 | if (bridge_get_controllers(br, NULL) |
2823 | && !shash_find(&new_ports, br->name)) { | |
cfea354b BP |
2824 | VLOG_WARN("bridge %s: no port named %s, synthesizing one", |
2825 | br->name, br->name); | |
72865317 | 2826 | |
a699f614 EJ |
2827 | ovsrec_interface_init(&br->synth_local_iface); |
2828 | ovsrec_port_init(&br->synth_local_port); | |
2829 | ||
cfea354b BP |
2830 | br->synth_local_port.interfaces = &br->synth_local_ifacep; |
2831 | br->synth_local_port.n_interfaces = 1; | |
2832 | br->synth_local_port.name = br->name; | |
2833 | ||
2834 | br->synth_local_iface.name = br->name; | |
66da9bef | 2835 | br->synth_local_iface.type = "internal"; |
cfea354b BP |
2836 | |
2837 | br->synth_local_ifacep = &br->synth_local_iface; | |
2838 | ||
2839 | shash_add(&new_ports, br->name, &br->synth_local_port); | |
064af421 | 2840 | } |
064af421 | 2841 | |
52a90c29 BP |
2842 | if (splinter_vlans) { |
2843 | add_vlan_splinter_ports(br, splinter_vlans, &new_ports); | |
2844 | } | |
2845 | ||
4a1ee6ae | 2846 | /* Get rid of deleted ports. |
a70e4b2a | 2847 | * Get rid of deleted interfaces on ports that still exist. */ |
8052fb14 | 2848 | HMAP_FOR_EACH_SAFE (port, next, hmap_node, &br->ports) { |
66da9bef BP |
2849 | port->cfg = shash_find_data(&new_ports, port->name); |
2850 | if (!port->cfg) { | |
4a1ee6ae BP |
2851 | port_destroy(port); |
2852 | } else { | |
66da9bef | 2853 | port_del_ifaces(port); |
064af421 BP |
2854 | } |
2855 | } | |
4a1ee6ae | 2856 | |
b54441b3 BP |
2857 | /* Update iface->cfg and iface->type in interfaces that still exist. |
2858 | * Add new interfaces to creation queue. */ | |
bae7208e EJ |
2859 | SHASH_FOR_EACH (port_node, &new_ports) { |
2860 | const struct ovsrec_port *port = port_node->data; | |
2861 | size_t i; | |
2862 | ||
2863 | for (i = 0; i < port->n_interfaces; i++) { | |
2864 | const struct ovsrec_interface *cfg = port->interfaces[i]; | |
2865 | struct iface *iface = iface_lookup(br, cfg->name); | |
046f1f89 | 2866 | const char *type = iface_get_type(cfg, br->cfg); |
bae7208e EJ |
2867 | |
2868 | if (iface) { | |
2869 | iface->cfg = cfg; | |
046f1f89 | 2870 | iface->type = type; |
0faed346 EJ |
2871 | } else if (!strcmp(type, "null")) { |
2872 | VLOG_WARN_ONCE("%s: The null interface type is deprecated and" | |
2873 | " may be removed in February 2013. Please email" | |
2874 | " dev@openvswitch.org with concerns.", | |
2875 | cfg->name); | |
2876 | } else { | |
bae7208e EJ |
2877 | bridge_queue_if_cfg(br, cfg, port); |
2878 | } | |
ceb4559f | 2879 | } |
064af421 | 2880 | } |
bae7208e | 2881 | |
76343538 | 2882 | shash_destroy(&new_ports); |
064af421 BP |
2883 | } |
2884 | ||
7d674866 BP |
2885 | /* Initializes 'oc' appropriately as a management service controller for |
2886 | * 'br'. | |
2887 | * | |
2888 | * The caller must free oc->target when it is no longer needed. */ | |
2889 | static void | |
2890 | bridge_ofproto_controller_for_mgmt(const struct bridge *br, | |
2891 | struct ofproto_controller *oc) | |
2892 | { | |
b43c6fe2 | 2893 | oc->target = xasprintf("punix:%s/%s.mgmt", ovs_rundir(), br->name); |
7d674866 BP |
2894 | oc->max_backoff = 0; |
2895 | oc->probe_interval = 60; | |
2896 | oc->band = OFPROTO_OUT_OF_BAND; | |
7d674866 BP |
2897 | oc->rate_limit = 0; |
2898 | oc->burst_limit = 0; | |
9886b662 | 2899 | oc->enable_async_msgs = true; |
7d674866 BP |
2900 | } |
2901 | ||
2902 | /* Converts ovsrec_controller 'c' into an ofproto_controller in 'oc'. */ | |
2903 | static void | |
2904 | bridge_ofproto_controller_from_ovsrec(const struct ovsrec_controller *c, | |
2905 | struct ofproto_controller *oc) | |
2906 | { | |
a699f614 | 2907 | int dscp; |
f125905c | 2908 | |
7d674866 BP |
2909 | oc->target = c->target; |
2910 | oc->max_backoff = c->max_backoff ? *c->max_backoff / 1000 : 8; | |
2911 | oc->probe_interval = c->inactivity_probe ? *c->inactivity_probe / 1000 : 5; | |
2912 | oc->band = (!c->connection_mode || !strcmp(c->connection_mode, "in-band") | |
2913 | ? OFPROTO_IN_BAND : OFPROTO_OUT_OF_BAND); | |
7d674866 BP |
2914 | oc->rate_limit = c->controller_rate_limit ? *c->controller_rate_limit : 0; |
2915 | oc->burst_limit = (c->controller_burst_limit | |
2916 | ? *c->controller_burst_limit : 0); | |
9886b662 BP |
2917 | oc->enable_async_msgs = (!c->enable_async_messages |
2918 | || *c->enable_async_messages); | |
a699f614 EJ |
2919 | dscp = smap_get_int(&c->other_config, "dscp", DSCP_DEFAULT); |
2920 | if (dscp < 0 || dscp > 63) { | |
2921 | dscp = DSCP_DEFAULT; | |
f125905c | 2922 | } |
a699f614 | 2923 | oc->dscp = dscp; |
7d674866 BP |
2924 | } |
2925 | ||
2926 | /* Configures the IP stack for 'br''s local interface properly according to the | |
2927 | * configuration in 'c'. */ | |
2928 | static void | |
2929 | bridge_configure_local_iface_netdev(struct bridge *br, | |
2930 | struct ovsrec_controller *c) | |
2931 | { | |
2932 | struct netdev *netdev; | |
2933 | struct in_addr mask, gateway; | |
2934 | ||
2935 | struct iface *local_iface; | |
2936 | struct in_addr ip; | |
2937 | ||
7d674866 | 2938 | /* If there's no local interface or no IP address, give up. */ |
892815f5 | 2939 | local_iface = iface_from_ofp_port(br, OFPP_LOCAL); |
7d674866 BP |
2940 | if (!local_iface || !c->local_ip || !inet_aton(c->local_ip, &ip)) { |
2941 | return; | |
2942 | } | |
2943 | ||
2944 | /* Bring up the local interface. */ | |
2945 | netdev = local_iface->netdev; | |
4b609110 | 2946 | netdev_turn_flags_on(netdev, NETDEV_UP, NULL); |
7d674866 BP |
2947 | |
2948 | /* Configure the IP address and netmask. */ | |
2949 | if (!c->local_netmask | |
2950 | || !inet_aton(c->local_netmask, &mask) | |
2951 | || !mask.s_addr) { | |
2952 | mask.s_addr = guess_netmask(ip.s_addr); | |
2953 | } | |
2954 | if (!netdev_set_in4(netdev, ip, mask)) { | |
2955 | VLOG_INFO("bridge %s: configured IP address "IP_FMT", netmask "IP_FMT, | |
ed36537e | 2956 | br->name, IP_ARGS(ip.s_addr), IP_ARGS(mask.s_addr)); |
7d674866 BP |
2957 | } |
2958 | ||
2959 | /* Configure the default gateway. */ | |
2960 | if (c->local_gateway | |
2961 | && inet_aton(c->local_gateway, &gateway) | |
2962 | && gateway.s_addr) { | |
2963 | if (!netdev_add_router(netdev, gateway)) { | |
2964 | VLOG_INFO("bridge %s: configured gateway "IP_FMT, | |
ed36537e | 2965 | br->name, IP_ARGS(gateway.s_addr)); |
7d674866 BP |
2966 | } |
2967 | } | |
2968 | } | |
2969 | ||
cb4ef1ea BP |
2970 | /* Returns true if 'a' and 'b' are the same except that any number of slashes |
2971 | * in either string are treated as equal to any number of slashes in the other, | |
329e3462 PR |
2972 | * e.g. "x///y" is equal to "x/y". |
2973 | * | |
2974 | * Also, if 'b_stoplen' bytes from 'b' are found to be equal to corresponding | |
2975 | * bytes from 'a', the function considers this success. Specify 'b_stoplen' as | |
2976 | * SIZE_MAX to compare all of 'a' to all of 'b' rather than just a prefix of | |
2977 | * 'b' against a prefix of 'a'. | |
2978 | */ | |
cb4ef1ea | 2979 | static bool |
329e3462 | 2980 | equal_pathnames(const char *a, const char *b, size_t b_stoplen) |
cb4ef1ea | 2981 | { |
329e3462 | 2982 | const char *b_start = b; |
4a1d4e86 BP |
2983 | for (;;) { |
2984 | if (b - b_start >= b_stoplen) { | |
2985 | return true; | |
2986 | } else if (*a != *b) { | |
2987 | return false; | |
2988 | } else if (*a == '/') { | |
cb4ef1ea BP |
2989 | a += strspn(a, "/"); |
2990 | b += strspn(b, "/"); | |
2991 | } else if (*a == '\0') { | |
2992 | return true; | |
2993 | } else { | |
2994 | a++; | |
2995 | b++; | |
2996 | } | |
2997 | } | |
cb4ef1ea BP |
2998 | } |
2999 | ||
064af421 | 3000 | static void |
fa066f01 BP |
3001 | bridge_configure_remotes(struct bridge *br, |
3002 | const struct sockaddr_in *managers, size_t n_managers) | |
064af421 | 3003 | { |
a699f614 | 3004 | bool disable_in_band; |
b1da6250 | 3005 | |
76ce9432 BP |
3006 | struct ovsrec_controller **controllers; |
3007 | size_t n_controllers; | |
7d674866 | 3008 | |
66da9bef | 3009 | enum ofproto_fail_mode fail_mode; |
7d674866 BP |
3010 | |
3011 | struct ofproto_controller *ocs; | |
3012 | size_t n_ocs; | |
3013 | size_t i; | |
064af421 | 3014 | |
8731b2b6 | 3015 | /* Check if we should disable in-band control on this bridge. */ |
a699f614 EJ |
3016 | disable_in_band = smap_get_bool(&br->cfg->other_config, "disable-in-band", |
3017 | false); | |
8731b2b6 | 3018 | |
b1da6250 | 3019 | /* Set OpenFlow queue ID for in-band control. */ |
a699f614 EJ |
3020 | ofproto_set_in_band_queue(br->ofproto, |
3021 | smap_get_int(&br->cfg->other_config, | |
3022 | "in-band-queue", -1)); | |
b1da6250 | 3023 | |
8731b2b6 JP |
3024 | if (disable_in_band) { |
3025 | ofproto_set_extra_in_band_remotes(br->ofproto, NULL, 0); | |
3026 | } else { | |
3027 | ofproto_set_extra_in_band_remotes(br->ofproto, managers, n_managers); | |
3028 | } | |
cd11000b | 3029 | |
1a048029 | 3030 | n_controllers = bridge_get_controllers(br, &controllers); |
064af421 | 3031 | |
7d674866 BP |
3032 | ocs = xmalloc((n_controllers + 1) * sizeof *ocs); |
3033 | n_ocs = 0; | |
064af421 | 3034 | |
7d674866 BP |
3035 | bridge_ofproto_controller_for_mgmt(br, &ocs[n_ocs++]); |
3036 | for (i = 0; i < n_controllers; i++) { | |
3037 | struct ovsrec_controller *c = controllers[i]; | |
76ce9432 | 3038 | |
7d674866 BP |
3039 | if (!strncmp(c->target, "punix:", 6) |
3040 | || !strncmp(c->target, "unix:", 5)) { | |
3041 | static struct vlog_rate_limit rl = VLOG_RATE_LIMIT_INIT(1, 5); | |
cb4ef1ea BP |
3042 | char *whitelist; |
3043 | ||
329e3462 PR |
3044 | if (!strncmp(c->target, "unix:", 5)) { |
3045 | /* Connect to a listening socket */ | |
3046 | whitelist = xasprintf("unix:%s/", ovs_rundir()); | |
2c487bc8 PR |
3047 | if (strchr(c->target, '/') && |
3048 | !equal_pathnames(c->target, whitelist, | |
3049 | strlen(whitelist))) { | |
3050 | /* Absolute path specified, but not in ovs_rundir */ | |
329e3462 PR |
3051 | VLOG_ERR_RL(&rl, "bridge %s: Not connecting to socket " |
3052 | "controller \"%s\" due to possibility for " | |
3053 | "remote exploit. Instead, specify socket " | |
3054 | "in whitelisted \"%s\" or connect to " | |
3055 | "\"unix:%s/%s.mgmt\" (which is always " | |
3056 | "available without special configuration).", | |
3057 | br->name, c->target, whitelist, | |
cb4ef1ea | 3058 | ovs_rundir(), br->name); |
329e3462 PR |
3059 | free(whitelist); |
3060 | continue; | |
3061 | } | |
3062 | } else { | |
3063 | whitelist = xasprintf("punix:%s/%s.controller", | |
3064 | ovs_rundir(), br->name); | |
3065 | if (!equal_pathnames(c->target, whitelist, SIZE_MAX)) { | |
3066 | /* Prevent remote ovsdb-server users from accessing | |
3067 | * arbitrary Unix domain sockets and overwriting arbitrary | |
3068 | * local files. */ | |
3069 | VLOG_ERR_RL(&rl, "bridge %s: Not adding Unix domain socket " | |
3070 | "controller \"%s\" due to possibility of " | |
3071 | "overwriting local files. Instead, specify " | |
3072 | "whitelisted \"%s\" or connect to " | |
3073 | "\"unix:%s/%s.mgmt\" (which is always " | |
3074 | "available without special configuration).", | |
3075 | br->name, c->target, whitelist, | |
3076 | ovs_rundir(), br->name); | |
3077 | free(whitelist); | |
3078 | continue; | |
3079 | } | |
cb4ef1ea | 3080 | } |
4d6fb5eb | 3081 | |
cb4ef1ea | 3082 | free(whitelist); |
4d6fb5eb EJ |
3083 | } |
3084 | ||
7d674866 | 3085 | bridge_configure_local_iface_netdev(br, c); |
8731b2b6 JP |
3086 | bridge_ofproto_controller_from_ovsrec(c, &ocs[n_ocs]); |
3087 | if (disable_in_band) { | |
3088 | ocs[n_ocs].band = OFPROTO_OUT_OF_BAND; | |
f620b43a | 3089 | } |
8731b2b6 | 3090 | n_ocs++; |
be02e7c3 | 3091 | } |
be02e7c3 | 3092 | |
7beaa082 SH |
3093 | ofproto_set_controllers(br->ofproto, ocs, n_ocs, |
3094 | bridge_get_allowed_versions(br)); | |
7d674866 BP |
3095 | free(ocs[0].target); /* From bridge_ofproto_controller_for_mgmt(). */ |
3096 | free(ocs); | |
66da9bef BP |
3097 | |
3098 | /* Set the fail-mode. */ | |
3099 | fail_mode = !br->cfg->fail_mode | |
3100 | || !strcmp(br->cfg->fail_mode, "standalone") | |
3101 | ? OFPROTO_FAIL_STANDALONE | |
3102 | : OFPROTO_FAIL_SECURE; | |
3103 | ofproto_set_fail_mode(br->ofproto, fail_mode); | |
3104 | ||
3105 | /* Configure OpenFlow controller connection snooping. */ | |
3106 | if (!ofproto_has_snoops(br->ofproto)) { | |
3107 | struct sset snoops; | |
5827ce14 | 3108 | |
66da9bef BP |
3109 | sset_init(&snoops); |
3110 | sset_add_and_free(&snoops, xasprintf("punix:%s/%s.snoop", | |
3111 | ovs_rundir(), br->name)); | |
3112 | ofproto_set_snoops(br->ofproto, &snoops); | |
3113 | sset_destroy(&snoops); | |
064af421 BP |
3114 | } |
3115 | } | |
254750ce BP |
3116 | |
3117 | static void | |
3118 | bridge_configure_tables(struct bridge *br) | |
3119 | { | |
3120 | static struct vlog_rate_limit rl = VLOG_RATE_LIMIT_INIT(1, 5); | |
3121 | int n_tables; | |
3122 | int i, j; | |
3123 | ||
3124 | n_tables = ofproto_get_n_tables(br->ofproto); | |
3125 | j = 0; | |
3126 | for (i = 0; i < n_tables; i++) { | |
3127 | struct ofproto_table_settings s; | |
3128 | ||
3129 | s.name = NULL; | |
3130 | s.max_flows = UINT_MAX; | |
3131 | s.groups = NULL; | |
3132 | s.n_groups = 0; | |
3133 | ||
3134 | if (j < br->cfg->n_flow_tables && i == br->cfg->key_flow_tables[j]) { | |
3135 | struct ovsrec_flow_table *cfg = br->cfg->value_flow_tables[j++]; | |
3136 | ||
3137 | s.name = cfg->name; | |
3138 | if (cfg->n_flow_limit && *cfg->flow_limit < UINT_MAX) { | |
3139 | s.max_flows = *cfg->flow_limit; | |
3140 | } | |
3141 | if (cfg->overflow_policy | |
3142 | && !strcmp(cfg->overflow_policy, "evict")) { | |
3143 | size_t k; | |
3144 | ||
3145 | s.groups = xmalloc(cfg->n_groups * sizeof *s.groups); | |
3146 | for (k = 0; k < cfg->n_groups; k++) { | |
3147 | const char *string = cfg->groups[k]; | |
3148 | char *msg; | |
3149 | ||
3150 | msg = mf_parse_subfield__(&s.groups[k], &string); | |
3151 | if (msg) { | |
3152 | VLOG_WARN_RL(&rl, "bridge %s table %d: error parsing " | |
3153 | "'groups' (%s)", br->name, i, msg); | |
3154 | free(msg); | |
3155 | } else if (*string) { | |
3156 | VLOG_WARN_RL(&rl, "bridge %s table %d: 'groups' " | |
3157 | "element '%s' contains trailing garbage", | |
3158 | br->name, i, cfg->groups[k]); | |
3159 | } else { | |
3160 | s.n_groups++; | |
3161 | } | |
3162 | } | |
3163 | } | |
3164 | } | |
3165 | ||
3166 | ofproto_configure_table(br->ofproto, i, &s); | |
3167 | ||
3168 | free(s.groups); | |
3169 | } | |
3170 | for (; j < br->cfg->n_flow_tables; j++) { | |
3171 | VLOG_WARN_RL(&rl, "bridge %s: ignoring configuration for flow table " | |
3172 | "%"PRId64" not supported by this datapath", br->name, | |
3173 | br->cfg->key_flow_tables[j]); | |
3174 | } | |
3175 | } | |
8b6ff729 BP |
3176 | |
3177 | static void | |
3178 | bridge_configure_dp_desc(struct bridge *br) | |
3179 | { | |
3180 | ofproto_set_dp_desc(br->ofproto, | |
3181 | smap_get(&br->cfg->other_config, "dp-desc")); | |
3182 | } | |
064af421 | 3183 | \f |
fa066f01 | 3184 | /* Port functions. */ |
064af421 | 3185 | |
f620b43a | 3186 | static struct port * |
fa066f01 | 3187 | port_create(struct bridge *br, const struct ovsrec_port *cfg) |
064af421 | 3188 | { |
f620b43a BP |
3189 | struct port *port; |
3190 | ||
3191 | port = xzalloc(sizeof *port); | |
3192 | port->bridge = br; | |
fa066f01 BP |
3193 | port->name = xstrdup(cfg->name); |
3194 | port->cfg = cfg; | |
f620b43a BP |
3195 | list_init(&port->ifaces); |
3196 | ||
3197 | hmap_insert(&br->ports, &port->hmap_node, hash_string(port->name, 0)); | |
f620b43a | 3198 | return port; |
064af421 BP |
3199 | } |
3200 | ||
fa066f01 | 3201 | /* Deletes interfaces from 'port' that are no longer configured for it. */ |
064af421 | 3202 | static void |
fa066f01 | 3203 | port_del_ifaces(struct port *port) |
064af421 | 3204 | { |
f620b43a BP |
3205 | struct iface *iface, *next; |
3206 | struct sset new_ifaces; | |
3207 | size_t i; | |
064af421 | 3208 | |
f620b43a BP |
3209 | /* Collect list of new interfaces. */ |
3210 | sset_init(&new_ifaces); | |
fa066f01 BP |
3211 | for (i = 0; i < port->cfg->n_interfaces; i++) { |
3212 | const char *name = port->cfg->interfaces[i]->name; | |
93f331d3 | 3213 | const char *type = port->cfg->interfaces[i]->type; |
00794817 BP |
3214 | if (strcmp(type, "null")) { |
3215 | sset_add(&new_ifaces, name); | |
3216 | } | |
f620b43a | 3217 | } |
064af421 | 3218 | |
f620b43a BP |
3219 | /* Get rid of deleted interfaces. */ |
3220 | LIST_FOR_EACH_SAFE (iface, next, port_elem, &port->ifaces) { | |
3221 | if (!sset_contains(&new_ifaces, iface->name)) { | |
3222 | iface_destroy(iface); | |
064af421 | 3223 | } |
064af421 | 3224 | } |
f620b43a BP |
3225 | |
3226 | sset_destroy(&new_ifaces); | |
064af421 BP |
3227 | } |
3228 | ||
064af421 BP |
3229 | static void |
3230 | port_destroy(struct port *port) | |
3231 | { | |
3232 | if (port) { | |
3233 | struct bridge *br = port->bridge; | |
83db7968 | 3234 | struct iface *iface, *next; |
064af421 | 3235 | |
fa066f01 BP |
3236 | if (br->ofproto) { |
3237 | ofproto_bundle_unregister(br->ofproto, port); | |
064af421 BP |
3238 | } |
3239 | ||
83db7968 BP |
3240 | LIST_FOR_EACH_SAFE (iface, next, port_elem, &port->ifaces) { |
3241 | iface_destroy(iface); | |
064af421 BP |
3242 | } |
3243 | ||
8052fb14 | 3244 | hmap_remove(&br->ports, &port->hmap_node); |
064af421 BP |
3245 | free(port->name); |
3246 | free(port); | |
064af421 BP |
3247 | } |
3248 | } | |
3249 | ||
064af421 BP |
3250 | static struct port * |
3251 | port_lookup(const struct bridge *br, const char *name) | |
3252 | { | |
8052fb14 BP |
3253 | struct port *port; |
3254 | ||
3255 | HMAP_FOR_EACH_WITH_HASH (port, hmap_node, hash_string(name, 0), | |
3256 | &br->ports) { | |
3257 | if (!strcmp(port->name, name)) { | |
3258 | return port; | |
3259 | } | |
3260 | } | |
3261 | return NULL; | |
064af421 BP |
3262 | } |
3263 | ||
7a673515 BP |
3264 | static bool |
3265 | enable_lacp(struct port *port, bool *activep) | |
3266 | { | |
3267 | if (!port->cfg->lacp) { | |
3268 | /* XXX when LACP implementation has been sufficiently tested, enable by | |
3269 | * default and make active on bonded ports. */ | |
3270 | return false; | |
3271 | } else if (!strcmp(port->cfg->lacp, "off")) { | |
3272 | return false; | |
3273 | } else if (!strcmp(port->cfg->lacp, "active")) { | |
3274 | *activep = true; | |
3275 | return true; | |
3276 | } else if (!strcmp(port->cfg->lacp, "passive")) { | |
3277 | *activep = false; | |
3278 | return true; | |
3279 | } else { | |
3280 | VLOG_WARN("port %s: unknown LACP mode %s", | |
3281 | port->name, port->cfg->lacp); | |
3282 | return false; | |
3283 | } | |
3284 | } | |
3285 | ||
fa066f01 BP |
3286 | static struct lacp_settings * |
3287 | port_configure_lacp(struct port *port, struct lacp_settings *s) | |
5827ce14 | 3288 | { |
e567943d | 3289 | const char *lacp_time, *system_id; |
b5a25389 | 3290 | int priority; |
5827ce14 | 3291 | |
fa066f01 BP |
3292 | if (!enable_lacp(port, &s->active)) { |
3293 | return NULL; | |
abd4a95d EJ |
3294 | } |
3295 | ||
fa066f01 | 3296 | s->name = port->name; |
e567943d | 3297 | |
a699f614 | 3298 | system_id = smap_get(&port->cfg->other_config, "lacp-system-id"); |
a9bf011b EJ |
3299 | if (system_id) { |
3300 | if (sscanf(system_id, ETH_ADDR_SCAN_FMT, | |
3301 | ETH_ADDR_SCAN_ARGS(s->id)) != ETH_ADDR_SCAN_COUNT) { | |
3302 | VLOG_WARN("port %s: LACP system ID (%s) must be an Ethernet" | |
3303 | " address.", port->name, system_id); | |
3304 | return NULL; | |
3305 | } | |
3306 | } else { | |
e567943d EJ |
3307 | memcpy(s->id, port->bridge->ea, ETH_ADDR_LEN); |
3308 | } | |
b5a25389 | 3309 | |
69fdadb1 EJ |
3310 | if (eth_addr_is_zero(s->id)) { |
3311 | VLOG_WARN("port %s: Invalid zero LACP system ID.", port->name); | |
3312 | return NULL; | |
3313 | } | |
3314 | ||
b5a25389 | 3315 | /* Prefer bondable links if unspecified. */ |
a699f614 EJ |
3316 | priority = smap_get_int(&port->cfg->other_config, "lacp-system-priority", |
3317 | 0); | |
fa066f01 BP |
3318 | s->priority = (priority > 0 && priority <= UINT16_MAX |
3319 | ? priority | |
3320 | : UINT16_MAX - !list_is_short(&port->ifaces)); | |
b5a25389 | 3321 | |
a699f614 EJ |
3322 | lacp_time = smap_get(&port->cfg->other_config, "lacp-time"); |
3323 | s->fast = lacp_time && !strcasecmp(lacp_time, "fast"); | |
fa066f01 BP |
3324 | return s; |
3325 | } | |
5827ce14 | 3326 | |
fa066f01 BP |
3327 | static void |
3328 | iface_configure_lacp(struct iface *iface, struct lacp_slave_settings *s) | |
3329 | { | |
00794817 | 3330 | int priority, portid, key; |
5827ce14 | 3331 | |
a699f614 EJ |
3332 | portid = smap_get_int(&iface->cfg->other_config, "lacp-port-id", 0); |
3333 | priority = smap_get_int(&iface->cfg->other_config, "lacp-port-priority", | |
3334 | 0); | |
3335 | key = smap_get_int(&iface->cfg->other_config, "lacp-aggregation-key", 0); | |
fa066f01 BP |
3336 | |
3337 | if (portid <= 0 || portid > UINT16_MAX) { | |
4e022ec0 | 3338 | portid = ofp_to_u16(iface->ofp_port); |
5827ce14 EJ |
3339 | } |
3340 | ||
fa066f01 BP |
3341 | if (priority <= 0 || priority > UINT16_MAX) { |
3342 | priority = UINT16_MAX; | |
3343 | } | |
5827ce14 | 3344 | |
00794817 BP |
3345 | if (key < 0 || key > UINT16_MAX) { |
3346 | key = 0; | |
5827ce14 | 3347 | } |
00794817 | 3348 | |
fa066f01 | 3349 | s->name = iface->name; |
fa066f01 BP |
3350 | s->id = portid; |
3351 | s->priority = priority; | |
00794817 | 3352 | s->key = key; |
bb5bc6c0 BP |
3353 | } |
3354 | ||
c25c91fd | 3355 | static void |
df53d41c | 3356 | port_configure_bond(struct port *port, struct bond_settings *s) |
c25c91fd | 3357 | { |
f620b43a | 3358 | const char *detect_s; |
7a673515 | 3359 | struct iface *iface; |
1670c579 | 3360 | int miimon_interval; |
c25c91fd | 3361 | |
fa066f01 | 3362 | s->name = port->name; |
4df08875 | 3363 | s->balance = BM_AB; |
4c57c3bc EJ |
3364 | if (port->cfg->bond_mode) { |
3365 | if (!bond_mode_from_string(&s->balance, port->cfg->bond_mode)) { | |
3366 | VLOG_WARN("port %s: unknown bond_mode %s, defaulting to %s", | |
3367 | port->name, port->cfg->bond_mode, | |
3368 | bond_mode_to_string(s->balance)); | |
3369 | } | |
3370 | } else { | |
3371 | static struct vlog_rate_limit rl = VLOG_RATE_LIMIT_INIT(1, 1); | |
3372 | ||
4df08875 EJ |
3373 | /* XXX: Post version 1.5.*, the default bond_mode changed from SLB to |
3374 | * active-backup. At some point we should remove this warning. */ | |
4c57c3bc | 3375 | VLOG_WARN_RL(&rl, "port %s: Using the default bond_mode %s. Note that" |
4df08875 EJ |
3376 | " in previous versions, the default bond_mode was" |
3377 | " balance-slb", port->name, | |
4c57c3bc | 3378 | bond_mode_to_string(s->balance)); |
f620b43a | 3379 | } |
6c2d2a9f BP |
3380 | if (s->balance == BM_SLB && port->bridge->cfg->n_flood_vlans) { |
3381 | VLOG_WARN("port %s: SLB bonds are incompatible with flood_vlans, " | |
3382 | "please use another bond type or disable flood_vlans", | |
3383 | port->name); | |
3384 | } | |
bb5bc6c0 | 3385 | |
a699f614 EJ |
3386 | miimon_interval = smap_get_int(&port->cfg->other_config, |
3387 | "bond-miimon-interval", 0); | |
1670c579 EJ |
3388 | if (miimon_interval <= 0) { |
3389 | miimon_interval = 200; | |
f620b43a BP |
3390 | } |
3391 | ||
a699f614 EJ |
3392 | detect_s = smap_get(&port->cfg->other_config, "bond-detect-mode"); |
3393 | if (!detect_s || !strcmp(detect_s, "carrier")) { | |
1670c579 EJ |
3394 | miimon_interval = 0; |
3395 | } else if (strcmp(detect_s, "miimon")) { | |
3396 | VLOG_WARN("port %s: unsupported bond-detect-mode %s, " | |
3397 | "defaulting to carrier", port->name, detect_s); | |
3398 | miimon_interval = 0; | |
f620b43a BP |
3399 | } |
3400 | ||
fa066f01 BP |
3401 | s->up_delay = MAX(0, port->cfg->bond_updelay); |
3402 | s->down_delay = MAX(0, port->cfg->bond_downdelay); | |
a699f614 EJ |
3403 | s->basis = smap_get_int(&port->cfg->other_config, "bond-hash-basis", 0); |
3404 | s->rebalance_interval = smap_get_int(&port->cfg->other_config, | |
3405 | "bond-rebalance-interval", 10000); | |
bc1b010c | 3406 | if (s->rebalance_interval && s->rebalance_interval < 1000) { |
fa066f01 | 3407 | s->rebalance_interval = 1000; |
f620b43a BP |
3408 | } |
3409 | ||
fa066f01 | 3410 | s->fake_iface = port->cfg->bond_fake_iface; |
7a673515 | 3411 | |
7a673515 | 3412 | LIST_FOR_EACH (iface, port_elem, &port->ifaces) { |
1670c579 | 3413 | netdev_set_miimon_interval(iface->netdev, miimon_interval); |
064af421 BP |
3414 | } |
3415 | } | |
06b592bc EJ |
3416 | |
3417 | /* Returns true if 'port' is synthetic, that is, if we constructed it locally | |
3418 | * instead of obtaining it from the database. */ | |
3419 | static bool | |
3420 | port_is_synthetic(const struct port *port) | |
3421 | { | |
3422 | return ovsdb_idl_row_is_synthetic(&port->cfg->header_); | |
3423 | } | |
064af421 BP |
3424 | \f |
3425 | /* Interface functions. */ | |
3426 | ||
05ba03e0 JP |
3427 | static bool |
3428 | iface_is_internal(const struct ovsrec_interface *iface, | |
3429 | const struct ovsrec_bridge *br) | |
3430 | { | |
3431 | /* The local port and "internal" ports are always "internal". */ | |
3432 | return !strcmp(iface->type, "internal") || !strcmp(iface->name, br->name); | |
3433 | } | |
3434 | ||
b54441b3 BP |
3435 | /* Returns the correct network device type for interface 'iface' in bridge |
3436 | * 'br'. */ | |
3437 | static const char * | |
3438 | iface_get_type(const struct ovsrec_interface *iface, | |
3439 | const struct ovsrec_bridge *br) | |
3440 | { | |
b4f4b737 JP |
3441 | const char *type; |
3442 | ||
3443 | /* The local port always has type "internal". Other ports take | |
3444 | * their type from the database and default to "system" if none is | |
3445 | * specified. */ | |
05ba03e0 | 3446 | if (iface_is_internal(iface, br)) { |
b4f4b737 | 3447 | type = "internal"; |
acf60855 | 3448 | } else { |
b4f4b737 | 3449 | type = iface->type[0] ? iface->type : "system"; |
acf60855 | 3450 | } |
b4f4b737 JP |
3451 | |
3452 | return ofproto_port_open_type(br->datapath_type, type); | |
064af421 BP |
3453 | } |
3454 | ||
3455 | static void | |
3456 | iface_destroy(struct iface *iface) | |
3457 | { | |
3458 | if (iface) { | |
3459 | struct port *port = iface->port; | |
3460 | struct bridge *br = port->bridge; | |
c17f0d5e | 3461 | |
c60c33fb | 3462 | if (br->ofproto && iface->ofp_port != OFPP_NONE) { |
892815f5 | 3463 | ofproto_port_unregister(br->ofproto, iface->ofp_port); |
5827ce14 EJ |
3464 | } |
3465 | ||
c60c33fb | 3466 | if (iface->ofp_port != OFPP_NONE) { |
892815f5 | 3467 | hmap_remove(&br->ifaces, &iface->ofp_port_node); |
064af421 BP |
3468 | } |
3469 | ||
83db7968 | 3470 | list_remove(&iface->port_elem); |
ebea37cc | 3471 | hmap_remove(&br->iface_by_name, &iface->name_node); |
064af421 | 3472 | |
0c6aea3f | 3473 | netdev_close(iface->netdev); |
064af421 | 3474 | |
a740f0de JG |
3475 | free(iface->name); |
3476 | free(iface); | |
064af421 BP |
3477 | } |
3478 | } | |
3479 | ||
3480 | static struct iface * | |
3481 | iface_lookup(const struct bridge *br, const char *name) | |
3482 | { | |
ebea37cc BP |
3483 | struct iface *iface; |
3484 | ||
3485 | HMAP_FOR_EACH_WITH_HASH (iface, name_node, hash_string(name, 0), | |
3486 | &br->iface_by_name) { | |
3487 | if (!strcmp(iface->name, name)) { | |
3488 | return iface; | |
3489 | } | |
3490 | } | |
3491 | ||
3492 | return NULL; | |
064af421 BP |
3493 | } |
3494 | ||
e8fe3026 EJ |
3495 | static struct iface * |
3496 | iface_find(const char *name) | |
3497 | { | |
3498 | const struct bridge *br; | |
3499 | ||
764072fd | 3500 | HMAP_FOR_EACH (br, node, &all_bridges) { |
e8fe3026 EJ |
3501 | struct iface *iface = iface_lookup(br, name); |
3502 | ||
3503 | if (iface) { | |
3504 | return iface; | |
3505 | } | |
3506 | } | |
3507 | return NULL; | |
3508 | } | |
3509 | ||
bae7208e EJ |
3510 | static struct if_cfg * |
3511 | if_cfg_lookup(const struct bridge *br, const char *name) | |
3512 | { | |
3513 | struct if_cfg *if_cfg; | |
3514 | ||
3515 | HMAP_FOR_EACH_WITH_HASH (if_cfg, hmap_node, hash_string(name, 0), | |
3516 | &br->if_cfg_todo) { | |
3517 | if (!strcmp(if_cfg->cfg->name, name)) { | |
3518 | return if_cfg; | |
3519 | } | |
3520 | } | |
3521 | ||
3522 | return NULL; | |
3523 | } | |
3524 | ||
064af421 | 3525 | static struct iface * |
4e022ec0 | 3526 | iface_from_ofp_port(const struct bridge *br, ofp_port_t ofp_port) |
064af421 | 3527 | { |
d9a8717a BP |
3528 | struct iface *iface; |
3529 | ||
f9c0c3ec | 3530 | HMAP_FOR_EACH_IN_BUCKET (iface, ofp_port_node, hash_ofp_port(ofp_port), |
4e022ec0 | 3531 | &br->ifaces) { |
892815f5 | 3532 | if (iface->ofp_port == ofp_port) { |
d9a8717a BP |
3533 | return iface; |
3534 | } | |
3535 | } | |
3536 | return NULL; | |
064af421 | 3537 | } |
557d8e6c | 3538 | |
52df17e7 BP |
3539 | /* Set Ethernet address of 'iface', if one is specified in the configuration |
3540 | * file. */ | |
3541 | static void | |
3542 | iface_set_mac(struct iface *iface) | |
3543 | { | |
76343538 | 3544 | uint8_t ea[ETH_ADDR_LEN]; |
52df17e7 | 3545 | |
ede2fd6d BP |
3546 | if (!strcmp(iface->type, "internal") |
3547 | && iface->cfg->mac && eth_addr_from_string(iface->cfg->mac, ea)) { | |
892815f5 | 3548 | if (iface->ofp_port == OFPP_LOCAL) { |
ede2fd6d BP |
3549 | VLOG_ERR("interface %s: ignoring mac in Interface record " |
3550 | "(use Bridge record to set local port's mac)", | |
3551 | iface->name); | |
3552 | } else if (eth_addr_is_multicast(ea)) { | |
52df17e7 BP |
3553 | VLOG_ERR("interface %s: cannot set MAC to multicast address", |
3554 | iface->name); | |
52df17e7 | 3555 | } else { |
4d678233 | 3556 | int error = netdev_set_etheraddr(iface->netdev, ea); |
52df17e7 BP |
3557 | if (error) { |
3558 | VLOG_ERR("interface %s: setting MAC failed (%s)", | |
10a89ef0 | 3559 | iface->name, ovs_strerror(error)); |
52df17e7 BP |
3560 | } |
3561 | } | |
3562 | } | |
3563 | } | |
c1c9c9c4 | 3564 | |
bcd49a45 BP |
3565 | /* Sets the ofport column of 'if_cfg' to 'ofport'. */ |
3566 | static void | |
4e022ec0 | 3567 | iface_set_ofport(const struct ovsrec_interface *if_cfg, ofp_port_t ofport) |
bcd49a45 | 3568 | { |
c60c33fb | 3569 | int64_t port_; |
4e022ec0 | 3570 | port_ = (ofport == OFPP_NONE) ? -1 : ofp_to_u16(ofport); |
cfea354b | 3571 | if (if_cfg && !ovsdb_idl_row_is_synthetic(&if_cfg->header_)) { |
c60c33fb | 3572 | ovsrec_interface_set_ofport(if_cfg, &port_, 1); |
bcd49a45 BP |
3573 | } |
3574 | } | |
3575 | ||
3fc5a86a BP |
3576 | /* Clears all of the fields in 'if_cfg' that indicate interface status, and |
3577 | * sets the "ofport" field to -1. | |
3578 | * | |
3579 | * This is appropriate when 'if_cfg''s interface cannot be created or is | |
3580 | * otherwise invalid. */ | |
3581 | static void | |
3582 | iface_clear_db_record(const struct ovsrec_interface *if_cfg) | |
3583 | { | |
3584 | if (!ovsdb_idl_row_is_synthetic(&if_cfg->header_)) { | |
a699f614 | 3585 | ovsrec_interface_set_status(if_cfg, NULL); |
3fc5a86a BP |
3586 | ovsrec_interface_set_admin_state(if_cfg, NULL); |
3587 | ovsrec_interface_set_duplex(if_cfg, NULL); | |
3588 | ovsrec_interface_set_link_speed(if_cfg, NULL, 0); | |
3589 | ovsrec_interface_set_link_state(if_cfg, NULL); | |
df867eda | 3590 | ovsrec_interface_set_mac_in_use(if_cfg, NULL); |
3fc5a86a BP |
3591 | ovsrec_interface_set_mtu(if_cfg, NULL, 0); |
3592 | ovsrec_interface_set_cfm_fault(if_cfg, NULL, 0); | |
b9380396 | 3593 | ovsrec_interface_set_cfm_fault_status(if_cfg, NULL, 0); |
3fc5a86a BP |
3594 | ovsrec_interface_set_cfm_remote_mpids(if_cfg, NULL, 0); |
3595 | ovsrec_interface_set_lacp_current(if_cfg, NULL, 0); | |
3596 | ovsrec_interface_set_statistics(if_cfg, NULL, NULL, 0); | |
ea401d9a | 3597 | ovsrec_interface_set_ifindex(if_cfg, NULL, 0); |
3fc5a86a BP |
3598 | } |
3599 | } | |
3600 | ||
c1c9c9c4 | 3601 | static bool |
44fca7f9 | 3602 | queue_ids_include(const struct ovsdb_datum *queues, int64_t target) |
c1c9c9c4 | 3603 | { |
44fca7f9 | 3604 | union ovsdb_atom atom; |
c1c9c9c4 | 3605 | |
44fca7f9 BP |
3606 | atom.integer = target; |
3607 | return ovsdb_datum_find_key(queues, &atom, OVSDB_TYPE_INTEGER) != UINT_MAX; | |
c1c9c9c4 BP |
3608 | } |
3609 | ||
c1c9c9c4 | 3610 | static void |
66da9bef | 3611 | iface_configure_qos(struct iface *iface, const struct ovsrec_qos *qos) |
c1c9c9c4 | 3612 | { |
8b36f51e EJ |
3613 | struct ofpbuf queues_buf; |
3614 | ||
3615 | ofpbuf_init(&queues_buf, 0); | |
3616 | ||
daa8bd2b | 3617 | if (!qos || qos->type[0] == '\0' || qos->n_queues < 1) { |
c1c9c9c4 BP |
3618 | netdev_set_qos(iface->netdev, NULL, NULL); |
3619 | } else { | |
89454bf4 BP |
3620 | const struct ovsdb_datum *queues; |
3621 | struct netdev_queue_dump dump; | |
3622 | unsigned int queue_id; | |
3623 | struct smap details; | |
6a6e60bd | 3624 | bool queue_zero; |
c1c9c9c4 BP |
3625 | size_t i; |
3626 | ||
3627 | /* Configure top-level Qos for 'iface'. */ | |
a699f614 | 3628 | netdev_set_qos(iface->netdev, qos->type, &qos->other_config); |
c1c9c9c4 BP |
3629 | |
3630 | /* Deconfigure queues that were deleted. */ | |
89454bf4 BP |
3631 | queues = ovsrec_qos_get_queues(qos, OVSDB_TYPE_INTEGER, |
3632 | OVSDB_TYPE_UUID); | |
3633 | smap_init(&details); | |
3634 | NETDEV_QUEUE_FOR_EACH (&queue_id, &details, &dump, iface->netdev) { | |
3635 | if (!queue_ids_include(queues, queue_id)) { | |
3636 | netdev_delete_queue(iface->netdev, queue_id); | |
3637 | } | |
3638 | } | |
3639 | smap_destroy(&details); | |
c1c9c9c4 BP |
3640 | |
3641 | /* Configure queues for 'iface'. */ | |
6a6e60bd | 3642 | queue_zero = false; |
c1c9c9c4 BP |
3643 | for (i = 0; i < qos->n_queues; i++) { |
3644 | const struct ovsrec_queue *queue = qos->value_queues[i]; | |
3645 | unsigned int queue_id = qos->key_queues[i]; | |
3646 | ||
6a6e60bd BP |
3647 | if (queue_id == 0) { |
3648 | queue_zero = true; | |
3649 | } | |
3650 | ||
8b36f51e EJ |
3651 | if (queue->n_dscp == 1) { |
3652 | struct ofproto_port_queue *port_queue; | |
3653 | ||
3654 | port_queue = ofpbuf_put_uninit(&queues_buf, | |
3655 | sizeof *port_queue); | |
3656 | port_queue->queue = queue_id; | |
3657 | port_queue->dscp = queue->dscp[0]; | |
3658 | } | |
3659 | ||
a699f614 | 3660 | netdev_set_queue(iface->netdev, queue_id, &queue->other_config); |
c1c9c9c4 | 3661 | } |
6a6e60bd | 3662 | if (!queue_zero) { |
a699f614 EJ |
3663 | struct smap details; |
3664 | ||
79f1cbe9 | 3665 | smap_init(&details); |
2c999774 | 3666 | netdev_set_queue(iface->netdev, 0, &details); |
79f1cbe9 | 3667 | smap_destroy(&details); |
6a6e60bd | 3668 | } |
c1c9c9c4 | 3669 | } |
fa066f01 | 3670 | |
c60c33fb | 3671 | if (iface->ofp_port != OFPP_NONE) { |
8b36f51e EJ |
3672 | const struct ofproto_port_queue *port_queues = queues_buf.data; |
3673 | size_t n_queues = queues_buf.size / sizeof *port_queues; | |
3674 | ||
3675 | ofproto_port_set_queues(iface->port->bridge->ofproto, iface->ofp_port, | |
3676 | port_queues, n_queues); | |
3677 | } | |
3678 | ||
fa066f01 BP |
3679 | netdev_set_policing(iface->netdev, |
3680 | iface->cfg->ingress_policing_rate, | |
3681 | iface->cfg->ingress_policing_burst); | |
8b36f51e EJ |
3682 | |
3683 | ofpbuf_uninit(&queues_buf); | |
c1c9c9c4 | 3684 | } |
b31bcf60 EJ |
3685 | |
3686 | static void | |
66da9bef | 3687 | iface_configure_cfm(struct iface *iface) |
b31bcf60 | 3688 | { |
93b8df38 | 3689 | const struct ovsrec_interface *cfg = iface->cfg; |
a699f614 | 3690 | const char *opstate_str; |
189cb9e4 | 3691 | const char *cfm_ccm_vlan; |
a5610457 | 3692 | struct cfm_settings s; |
b363bae4 | 3693 | struct smap netdev_args; |
b31bcf60 | 3694 | |
144216a3 | 3695 | if (!cfg->n_cfm_mpid) { |
892815f5 | 3696 | ofproto_port_clear_cfm(iface->port->bridge->ofproto, iface->ofp_port); |
b31bcf60 EJ |
3697 | return; |
3698 | } | |
3699 | ||
b363bae4 EJ |
3700 | s.check_tnl_key = false; |
3701 | smap_init(&netdev_args); | |
3702 | if (!netdev_get_config(iface->netdev, &netdev_args)) { | |
3703 | const char *key = smap_get(&netdev_args, "key"); | |
3704 | const char *in_key = smap_get(&netdev_args, "in_key"); | |
3705 | ||
3706 | s.check_tnl_key = (key && !strcmp(key, "flow")) | |
3707 | || (in_key && !strcmp(in_key, "flow")); | |
3708 | } | |
3709 | smap_destroy(&netdev_args); | |
3710 | ||
a5610457 | 3711 | s.mpid = *cfg->cfm_mpid; |
a699f614 EJ |
3712 | s.interval = smap_get_int(&iface->cfg->other_config, "cfm_interval", 0); |
3713 | cfm_ccm_vlan = smap_get(&iface->cfg->other_config, "cfm_ccm_vlan"); | |
3714 | s.ccm_pcp = smap_get_int(&iface->cfg->other_config, "cfm_ccm_pcp", 0); | |
3715 | ||
a5610457 EJ |
3716 | if (s.interval <= 0) { |
3717 | s.interval = 1000; | |
b31bcf60 | 3718 | } |
b31bcf60 | 3719 | |
a699f614 EJ |
3720 | if (!cfm_ccm_vlan) { |
3721 | s.ccm_vlan = 0; | |
3722 | } else if (!strcasecmp("random", cfm_ccm_vlan)) { | |
189cb9e4 EJ |
3723 | s.ccm_vlan = CFM_RANDOM_VLAN; |
3724 | } else { | |
3725 | s.ccm_vlan = atoi(cfm_ccm_vlan); | |
3726 | if (s.ccm_vlan == CFM_RANDOM_VLAN) { | |
3727 | s.ccm_vlan = 0; | |
3728 | } | |
3729 | } | |
3730 | ||
a699f614 EJ |
3731 | s.extended = smap_get_bool(&iface->cfg->other_config, "cfm_extended", |
3732 | false); | |
90967e95 | 3733 | s.demand = smap_get_bool(&iface->cfg->other_config, "cfm_demand", false); |
ef9819b5 | 3734 | |
a699f614 EJ |
3735 | opstate_str = smap_get(&iface->cfg->other_config, "cfm_opstate"); |
3736 | s.opup = !opstate_str || !strcasecmp("up", opstate_str); | |
86dc6501 | 3737 | |
a5610457 | 3738 | ofproto_port_set_cfm(iface->port->bridge->ofproto, iface->ofp_port, &s); |
b31bcf60 | 3739 | } |
0b8024eb | 3740 | |
cfea354b BP |
3741 | /* Returns true if 'iface' is synthetic, that is, if we constructed it locally |
3742 | * instead of obtaining it from the database. */ | |
3743 | static bool | |
3744 | iface_is_synthetic(const struct iface *iface) | |
3745 | { | |
3746 | return ovsdb_idl_row_is_synthetic(&iface->cfg->header_); | |
3747 | } | |
f125905c | 3748 | |
4e022ec0 | 3749 | static ofp_port_t |
558e2cc5 GS |
3750 | iface_pick_ofport(const struct ovsrec_interface *cfg) |
3751 | { | |
4e022ec0 AW |
3752 | ofp_port_t ofport = cfg->n_ofport ? u16_to_ofp(*cfg->ofport) |
3753 | : OFPP_NONE; | |
3754 | return cfg->n_ofport_request ? u16_to_ofp(*cfg->ofport_request) | |
3755 | : ofport; | |
558e2cc5 GS |
3756 | } |
3757 | ||
064af421 BP |
3758 | \f |
3759 | /* Port mirroring. */ | |
3760 | ||
dd0d105c BP |
3761 | static struct mirror * |
3762 | mirror_find_by_uuid(struct bridge *br, const struct uuid *uuid) | |
3763 | { | |
fa066f01 | 3764 | struct mirror *m; |
dd0d105c | 3765 | |
fa066f01 BP |
3766 | HMAP_FOR_EACH_IN_BUCKET (m, hmap_node, uuid_hash(uuid), &br->mirrors) { |
3767 | if (uuid_equals(uuid, &m->uuid)) { | |
dd0d105c BP |
3768 | return m; |
3769 | } | |
3770 | } | |
3771 | return NULL; | |
3772 | } | |
3773 | ||
064af421 | 3774 | static void |
fa066f01 | 3775 | bridge_configure_mirrors(struct bridge *br) |
064af421 | 3776 | { |
fa066f01 BP |
3777 | const struct ovsdb_datum *mc; |
3778 | unsigned long *flood_vlans; | |
3779 | struct mirror *m, *next; | |
3780 | size_t i; | |
064af421 | 3781 | |
dd0d105c | 3782 | /* Get rid of deleted mirrors. */ |
fa066f01 BP |
3783 | mc = ovsrec_bridge_get_mirrors(br->cfg, OVSDB_TYPE_UUID); |
3784 | HMAP_FOR_EACH_SAFE (m, next, hmap_node, &br->mirrors) { | |
3785 | union ovsdb_atom atom; | |
3786 | ||
3787 | atom.uuid = m->uuid; | |
3788 | if (ovsdb_datum_find_key(mc, &atom, OVSDB_TYPE_UUID) == UINT_MAX) { | |
3789 | mirror_destroy(m); | |
064af421 BP |
3790 | } |
3791 | } | |
3792 | ||
dd0d105c | 3793 | /* Add new mirrors and reconfigure existing ones. */ |
37e7f427 | 3794 | for (i = 0; i < br->cfg->n_mirrors; i++) { |
fa066f01 | 3795 | const struct ovsrec_mirror *cfg = br->cfg->mirrors[i]; |
dd0d105c | 3796 | struct mirror *m = mirror_find_by_uuid(br, &cfg->header_.uuid); |
fa066f01 BP |
3797 | if (!m) { |
3798 | m = mirror_create(br, cfg); | |
064af421 | 3799 | } |
9d24de3b JP |
3800 | m->cfg = cfg; |
3801 | if (!mirror_configure(m)) { | |
fa066f01 | 3802 | mirror_destroy(m); |
064af421 BP |
3803 | } |
3804 | } | |
f2d7fd66 | 3805 | |
8f30d09a | 3806 | /* Update flooded vlans (for RSPAN). */ |
fa066f01 BP |
3807 | flood_vlans = vlan_bitmap_from_array(br->cfg->flood_vlans, |
3808 | br->cfg->n_flood_vlans); | |
3809 | ofproto_set_flood_vlans(br->ofproto, flood_vlans); | |
3810 | bitmap_free(flood_vlans); | |
064af421 BP |
3811 | } |
3812 | ||
fa066f01 BP |
3813 | static struct mirror * |
3814 | mirror_create(struct bridge *br, const struct ovsrec_mirror *cfg) | |
064af421 BP |
3815 | { |
3816 | struct mirror *m; | |
064af421 | 3817 | |
fa066f01 | 3818 | m = xzalloc(sizeof *m); |
8bbc128e | 3819 | m->uuid = cfg->header_.uuid; |
fa066f01 | 3820 | hmap_insert(&br->mirrors, &m->hmap_node, uuid_hash(&m->uuid)); |
064af421 | 3821 | m->bridge = br; |
dd0d105c | 3822 | m->name = xstrdup(cfg->name); |
37e7f427 | 3823 | |
fa066f01 | 3824 | return m; |
064af421 BP |
3825 | } |
3826 | ||
3827 | static void | |
3828 | mirror_destroy(struct mirror *m) | |
3829 | { | |
3830 | if (m) { | |
3831 | struct bridge *br = m->bridge; | |
064af421 | 3832 | |
fa066f01 BP |
3833 | if (br->ofproto) { |
3834 | ofproto_mirror_unregister(br->ofproto, m); | |
064af421 BP |
3835 | } |
3836 | ||
fa066f01 | 3837 | hmap_remove(&br->mirrors, &m->hmap_node); |
786880a5 | 3838 | free(m->name); |
064af421 | 3839 | free(m); |
064af421 BP |
3840 | } |
3841 | } | |
3842 | ||
3843 | static void | |
fa066f01 BP |
3844 | mirror_collect_ports(struct mirror *m, |
3845 | struct ovsrec_port **in_ports, int n_in_ports, | |
3846 | void ***out_portsp, size_t *n_out_portsp) | |
064af421 | 3847 | { |
fa066f01 BP |
3848 | void **out_ports = xmalloc(n_in_ports * sizeof *out_ports); |
3849 | size_t n_out_ports = 0; | |
064af421 BP |
3850 | size_t i; |
3851 | ||
fa066f01 BP |
3852 | for (i = 0; i < n_in_ports; i++) { |
3853 | const char *name = in_ports[i]->name; | |
3854 | struct port *port = port_lookup(m->bridge, name); | |
3855 | if (port) { | |
3856 | out_ports[n_out_ports++] = port; | |
064af421 | 3857 | } else { |
37e7f427 BP |
3858 | VLOG_WARN("bridge %s: mirror %s cannot match on nonexistent " |
3859 | "port %s", m->bridge->name, m->name, name); | |
064af421 BP |
3860 | } |
3861 | } | |
fa066f01 BP |
3862 | *out_portsp = out_ports; |
3863 | *n_out_portsp = n_out_ports; | |
064af421 BP |
3864 | } |
3865 | ||
3866 | static bool | |
9d24de3b | 3867 | mirror_configure(struct mirror *m) |
064af421 | 3868 | { |
9d24de3b | 3869 | const struct ovsrec_mirror *cfg = m->cfg; |
fa066f01 | 3870 | struct ofproto_mirror_settings s; |
064af421 | 3871 | |
dd0d105c BP |
3872 | /* Set name. */ |
3873 | if (strcmp(cfg->name, m->name)) { | |
3874 | free(m->name); | |
3875 | m->name = xstrdup(cfg->name); | |
3876 | } | |
fa066f01 | 3877 | s.name = m->name; |
dd0d105c | 3878 | |
fa066f01 | 3879 | /* Get output port or VLAN. */ |
37e7f427 | 3880 | if (cfg->output_port) { |
fa066f01 | 3881 | s.out_bundle = port_lookup(m->bridge, cfg->output_port->name); |
abe529af | 3882 | if (!s.out_bundle) { |
37e7f427 BP |
3883 | VLOG_ERR("bridge %s: mirror %s outputs to port not on bridge", |
3884 | m->bridge->name, m->name); | |
fa066f01 | 3885 | return false; |
064af421 | 3886 | } |
fa066f01 | 3887 | s.out_vlan = UINT16_MAX; |
064af421 | 3888 | |
37e7f427 BP |
3889 | if (cfg->output_vlan) { |
3890 | VLOG_ERR("bridge %s: mirror %s specifies both output port and " | |
3891 | "output vlan; ignoring output vlan", | |
3892 | m->bridge->name, m->name); | |
064af421 | 3893 | } |
37e7f427 | 3894 | } else if (cfg->output_vlan) { |
fa066f01 BP |
3895 | /* The database should prevent invalid VLAN values. */ |
3896 | s.out_bundle = NULL; | |
3897 | s.out_vlan = *cfg->output_vlan; | |
064af421 | 3898 | } else { |
37e7f427 BP |
3899 | VLOG_ERR("bridge %s: mirror %s does not specify output; ignoring", |
3900 | m->bridge->name, m->name); | |
fa066f01 | 3901 | return false; |
064af421 BP |
3902 | } |
3903 | ||
fa066f01 | 3904 | /* Get port selection. */ |
939ff267 | 3905 | if (cfg->select_all) { |
fa066f01 BP |
3906 | size_t n_ports = hmap_count(&m->bridge->ports); |
3907 | void **ports = xmalloc(n_ports * sizeof *ports); | |
abe529af | 3908 | struct port *port; |
fa066f01 BP |
3909 | size_t i; |
3910 | ||
3911 | i = 0; | |
8052fb14 | 3912 | HMAP_FOR_EACH (port, hmap_node, &m->bridge->ports) { |
fa066f01 | 3913 | ports[i++] = port; |
939ff267 | 3914 | } |
fa066f01 BP |
3915 | |
3916 | s.srcs = ports; | |
3917 | s.n_srcs = n_ports; | |
3918 | ||
3919 | s.dsts = ports; | |
3920 | s.n_dsts = n_ports; | |
939ff267 | 3921 | } else { |
fa066f01 BP |
3922 | /* Get ports, dropping ports that don't exist. |
3923 | * The IDL ensures that there are no duplicates. */ | |
939ff267 | 3924 | mirror_collect_ports(m, cfg->select_src_port, cfg->n_select_src_port, |
fa066f01 | 3925 | &s.srcs, &s.n_srcs); |
939ff267 | 3926 | mirror_collect_ports(m, cfg->select_dst_port, cfg->n_select_dst_port, |
fa066f01 | 3927 | &s.dsts, &s.n_dsts); |
064af421 BP |
3928 | } |
3929 | ||
fa066f01 BP |
3930 | /* Get VLAN selection. */ |
3931 | s.src_vlans = vlan_bitmap_from_array(cfg->select_vlan, cfg->n_select_vlan); | |
3932 | ||
3933 | /* Configure. */ | |
3934 | ofproto_mirror_register(m->bridge->ofproto, m, &s); | |
3935 | ||
064af421 | 3936 | /* Clean up. */ |
fa066f01 BP |
3937 | if (s.srcs != s.dsts) { |
3938 | free(s.dsts); | |
3939 | } | |
3940 | free(s.srcs); | |
3941 | free(s.src_vlans); | |
3942 | ||
3943 | return true; | |
064af421 | 3944 | } |
52a90c29 BP |
3945 | \f |
3946 | /* Linux VLAN device support (e.g. "eth0.10" for VLAN 10.) | |
3947 | * | |
3948 | * This is deprecated. It is only for compatibility with broken device drivers | |
3949 | * in old versions of Linux that do not properly support VLANs when VLAN | |
3950 | * devices are not used. When broken device drivers are no longer in | |
3951 | * widespread use, we will delete these interfaces. */ | |
3952 | ||
37344ffa EJ |
3953 | static struct ovsrec_port **recs; |
3954 | static size_t n_recs, allocated_recs; | |
52a90c29 | 3955 | |
37344ffa EJ |
3956 | /* Adds 'rec' to a list of recs that have to be destroyed when the VLAN |
3957 | * splinters are reconfigured. */ | |
52a90c29 | 3958 | static void |
37344ffa | 3959 | register_rec(struct ovsrec_port *rec) |
52a90c29 | 3960 | { |
37344ffa EJ |
3961 | if (n_recs >= allocated_recs) { |
3962 | recs = x2nrealloc(recs, &allocated_recs, sizeof *recs); | |
52a90c29 | 3963 | } |
37344ffa | 3964 | recs[n_recs++] = rec; |
52a90c29 BP |
3965 | } |
3966 | ||
37344ffa | 3967 | /* Frees all of the ports registered with register_reg(). */ |
52a90c29 | 3968 | static void |
37344ffa | 3969 | free_registered_recs(void) |
52a90c29 BP |
3970 | { |
3971 | size_t i; | |
3972 | ||
37344ffa EJ |
3973 | for (i = 0; i < n_recs; i++) { |
3974 | struct ovsrec_port *port = recs[i]; | |
3975 | size_t j; | |
3976 | ||
3977 | for (j = 0; j < port->n_interfaces; j++) { | |
3978 | struct ovsrec_interface *iface = port->interfaces[j]; | |
3979 | free(iface->name); | |
3980 | free(iface); | |
3981 | } | |
3982 | ||
a699f614 | 3983 | smap_destroy(&port->other_config); |
37344ffa EJ |
3984 | free(port->interfaces); |
3985 | free(port->name); | |
3986 | free(port->tag); | |
37344ffa | 3987 | free(port); |
52a90c29 | 3988 | } |
37344ffa | 3989 | n_recs = 0; |
52a90c29 BP |
3990 | } |
3991 | ||
3992 | /* Returns true if VLAN splinters are enabled on 'iface_cfg', false | |
3993 | * otherwise. */ | |
3994 | static bool | |
3995 | vlan_splinters_is_enabled(const struct ovsrec_interface *iface_cfg) | |
3996 | { | |
a699f614 EJ |
3997 | return smap_get_bool(&iface_cfg->other_config, "enable-vlan-splinters", |
3998 | false); | |
52a90c29 BP |
3999 | } |
4000 | ||
4001 | /* Figures out the set of VLANs that are in use for the purpose of VLAN | |
4002 | * splinters. | |
4003 | * | |
4004 | * If VLAN splinters are enabled on at least one interface and any VLANs are in | |
4005 | * use, returns a 4096-bit bitmap with a 1-bit for each in-use VLAN (bits 0 and | |
4006 | * 4095 will not be set). The caller is responsible for freeing the bitmap, | |
4007 | * with free(). | |
4008 | * | |
4009 | * If VLANs splinters are not enabled on any interface or if no VLANs are in | |
4010 | * use, returns NULL. | |
4011 | * | |
4012 | * Updates 'vlan_splinters_enabled_anywhere'. */ | |
4013 | static unsigned long int * | |
4014 | collect_splinter_vlans(const struct ovsrec_open_vswitch *ovs_cfg) | |
4015 | { | |
4016 | unsigned long int *splinter_vlans; | |
4017 | struct sset splinter_ifaces; | |
4018 | const char *real_dev_name; | |
4019 | struct shash *real_devs; | |
4020 | struct shash_node *node; | |
4021 | struct bridge *br; | |
4022 | size_t i; | |
4023 | ||
7c70698f BP |
4024 | /* Free space allocated for synthesized ports and interfaces, since we're |
4025 | * in the process of reconstructing all of them. */ | |
37344ffa | 4026 | free_registered_recs(); |
7c70698f | 4027 | |
45c580a3 | 4028 | splinter_vlans = bitmap_allocate(4096); |
52a90c29 | 4029 | sset_init(&splinter_ifaces); |
45c580a3 | 4030 | vlan_splinters_enabled_anywhere = false; |
52a90c29 BP |
4031 | for (i = 0; i < ovs_cfg->n_bridges; i++) { |
4032 | struct ovsrec_bridge *br_cfg = ovs_cfg->bridges[i]; | |
4033 | size_t j; | |
4034 | ||
4035 | for (j = 0; j < br_cfg->n_ports; j++) { | |
4036 | struct ovsrec_port *port_cfg = br_cfg->ports[j]; | |
4037 | int k; | |
4038 | ||
4039 | for (k = 0; k < port_cfg->n_interfaces; k++) { | |
4040 | struct ovsrec_interface *iface_cfg = port_cfg->interfaces[k]; | |
4041 | ||
4042 | if (vlan_splinters_is_enabled(iface_cfg)) { | |
45c580a3 | 4043 | vlan_splinters_enabled_anywhere = true; |
52a90c29 | 4044 | sset_add(&splinter_ifaces, iface_cfg->name); |
52a90c29 BP |
4045 | vlan_bitmap_from_array__(port_cfg->trunks, |
4046 | port_cfg->n_trunks, | |
4047 | splinter_vlans); | |
4048 | } | |
4049 | } | |
45c580a3 BP |
4050 | |
4051 | if (port_cfg->tag && *port_cfg->tag > 0 && *port_cfg->tag < 4095) { | |
4052 | bitmap_set1(splinter_vlans, *port_cfg->tag); | |
4053 | } | |
52a90c29 BP |
4054 | } |
4055 | } | |
4056 | ||
45c580a3 BP |
4057 | if (!vlan_splinters_enabled_anywhere) { |
4058 | free(splinter_vlans); | |
52a90c29 BP |
4059 | sset_destroy(&splinter_ifaces); |
4060 | return NULL; | |
4061 | } | |
4062 | ||
4063 | HMAP_FOR_EACH (br, node, &all_bridges) { | |
4064 | if (br->ofproto) { | |
4065 | ofproto_get_vlan_usage(br->ofproto, splinter_vlans); | |
4066 | } | |
4067 | } | |
4068 | ||
4069 | /* Don't allow VLANs 0 or 4095 to be splintered. VLAN 0 should appear on | |
4070 | * the real device. VLAN 4095 is reserved and Linux doesn't allow a VLAN | |
4071 | * device to be created for it. */ | |
4072 | bitmap_set0(splinter_vlans, 0); | |
4073 | bitmap_set0(splinter_vlans, 4095); | |
4074 | ||
4075 | /* Delete all VLAN devices that we don't need. */ | |
4076 | vlandev_refresh(); | |
4077 | real_devs = vlandev_get_real_devs(); | |
4078 | SHASH_FOR_EACH (node, real_devs) { | |
4079 | const struct vlan_real_dev *real_dev = node->data; | |
4080 | const struct vlan_dev *vlan_dev; | |
4081 | bool real_dev_has_splinters; | |
4082 | ||
4083 | real_dev_has_splinters = sset_contains(&splinter_ifaces, | |
4084 | real_dev->name); | |
4085 | HMAP_FOR_EACH (vlan_dev, hmap_node, &real_dev->vlan_devs) { | |
4086 | if (!real_dev_has_splinters | |
4087 | || !bitmap_is_set(splinter_vlans, vlan_dev->vid)) { | |
4088 | struct netdev *netdev; | |
4089 | ||
4090 | if (!netdev_open(vlan_dev->name, "system", &netdev)) { | |
4091 | if (!netdev_get_in4(netdev, NULL, NULL) || | |
4092 | !netdev_get_in6(netdev, NULL)) { | |
52a90c29 BP |
4093 | /* It has an IP address configured, so we don't own |
4094 | * it. Don't delete it. */ | |
b41c3e5c AW |
4095 | } else { |
4096 | vlandev_del(vlan_dev->name); | |
52a90c29 BP |
4097 | } |
4098 | netdev_close(netdev); | |
4099 | } | |
4100 | } | |
4101 | ||
4102 | } | |
4103 | } | |
4104 | ||
4105 | /* Add all VLAN devices that we need. */ | |
4106 | SSET_FOR_EACH (real_dev_name, &splinter_ifaces) { | |
4107 | int vid; | |
4108 | ||
4109 | BITMAP_FOR_EACH_1 (vid, 4096, splinter_vlans) { | |
4110 | if (!vlandev_get_name(real_dev_name, vid)) { | |
4111 | vlandev_add(real_dev_name, vid); | |
4112 | } | |
4113 | } | |
4114 | } | |
4115 | ||
4116 | vlandev_refresh(); | |
4117 | ||
4118 | sset_destroy(&splinter_ifaces); | |
4119 | ||
4120 | if (bitmap_scan(splinter_vlans, 0, 4096) >= 4096) { | |
4121 | free(splinter_vlans); | |
4122 | return NULL; | |
4123 | } | |
4124 | return splinter_vlans; | |
4125 | } | |
4126 | ||
4127 | /* Pushes the configure of VLAN splinter port 'port' (e.g. eth0.9) down to | |
4128 | * ofproto. */ | |
4129 | static void | |
4130 | configure_splinter_port(struct port *port) | |
4131 | { | |
4132 | struct ofproto *ofproto = port->bridge->ofproto; | |
4e022ec0 | 4133 | ofp_port_t realdev_ofp_port; |
52a90c29 BP |
4134 | const char *realdev_name; |
4135 | struct iface *vlandev, *realdev; | |
4136 | ||
4137 | ofproto_bundle_unregister(port->bridge->ofproto, port); | |
4138 | ||
4139 | vlandev = CONTAINER_OF(list_front(&port->ifaces), struct iface, | |
4140 | port_elem); | |
4141 | ||
a699f614 | 4142 | realdev_name = smap_get(&port->cfg->other_config, "realdev"); |
52a90c29 BP |
4143 | realdev = iface_lookup(port->bridge, realdev_name); |
4144 | realdev_ofp_port = realdev ? realdev->ofp_port : 0; | |
4145 | ||
4146 | ofproto_port_set_realdev(ofproto, vlandev->ofp_port, realdev_ofp_port, | |
4147 | *port->cfg->tag); | |
4148 | } | |
4149 | ||
4150 | static struct ovsrec_port * | |
4151 | synthesize_splinter_port(const char *real_dev_name, | |
4152 | const char *vlan_dev_name, int vid) | |
4153 | { | |
4154 | struct ovsrec_interface *iface; | |
4155 | struct ovsrec_port *port; | |
4156 | ||
a699f614 EJ |
4157 | iface = xmalloc(sizeof *iface); |
4158 | ovsrec_interface_init(iface); | |
52a90c29 BP |
4159 | iface->name = xstrdup(vlan_dev_name); |
4160 | iface->type = "system"; | |
4161 | ||
a699f614 EJ |
4162 | port = xmalloc(sizeof *port); |
4163 | ovsrec_port_init(port); | |
52a90c29 BP |
4164 | port->interfaces = xmemdup(&iface, sizeof iface); |
4165 | port->n_interfaces = 1; | |
4166 | port->name = xstrdup(vlan_dev_name); | |
4167 | port->vlan_mode = "splinter"; | |
4168 | port->tag = xmalloc(sizeof *port->tag); | |
4169 | *port->tag = vid; | |
a699f614 EJ |
4170 | |
4171 | smap_add(&port->other_config, "realdev", real_dev_name); | |
52a90c29 | 4172 | |
37344ffa | 4173 | register_rec(port); |
52a90c29 BP |
4174 | return port; |
4175 | } | |
4176 | ||
4177 | /* For each interface with 'br' that has VLAN splinters enabled, adds a | |
4178 | * corresponding ovsrec_port to 'ports' for each splinter VLAN marked with a | |
4179 | * 1-bit in the 'splinter_vlans' bitmap. */ | |
4180 | static void | |
4181 | add_vlan_splinter_ports(struct bridge *br, | |
4182 | const unsigned long int *splinter_vlans, | |
4183 | struct shash *ports) | |
4184 | { | |
4185 | size_t i; | |
4186 | ||
52a90c29 BP |
4187 | /* We iterate through 'br->cfg->ports' instead of 'ports' here because |
4188 | * we're modifying 'ports'. */ | |
4189 | for (i = 0; i < br->cfg->n_ports; i++) { | |
4190 | const char *name = br->cfg->ports[i]->name; | |
4191 | struct ovsrec_port *port_cfg = shash_find_data(ports, name); | |
4192 | size_t j; | |
4193 | ||
4194 | for (j = 0; j < port_cfg->n_interfaces; j++) { | |
4195 | struct ovsrec_interface *iface_cfg = port_cfg->interfaces[j]; | |
4196 | ||
4197 | if (vlan_splinters_is_enabled(iface_cfg)) { | |
4198 | const char *real_dev_name; | |
4199 | uint16_t vid; | |
4200 | ||
4201 | real_dev_name = iface_cfg->name; | |
4202 | BITMAP_FOR_EACH_1 (vid, 4096, splinter_vlans) { | |
4203 | const char *vlan_dev_name; | |
4204 | ||
4205 | vlan_dev_name = vlandev_get_name(real_dev_name, vid); | |
4206 | if (vlan_dev_name | |
4207 | && !shash_find(ports, vlan_dev_name)) { | |
4208 | shash_add(ports, vlan_dev_name, | |
4209 | synthesize_splinter_port( | |
4210 | real_dev_name, vlan_dev_name, vid)); | |
4211 | } | |
4212 | } | |
4213 | } | |
4214 | } | |
4215 | } | |
4216 | } | |
9d24de3b JP |
4217 | |
4218 | static void | |
4219 | mirror_refresh_stats(struct mirror *m) | |
4220 | { | |
4221 | struct ofproto *ofproto = m->bridge->ofproto; | |
4222 | uint64_t tx_packets, tx_bytes; | |
4223 | char *keys[2]; | |
4224 | int64_t values[2]; | |
4225 | size_t stat_cnt = 0; | |
4226 | ||
4227 | if (ofproto_mirror_get_stats(ofproto, m, &tx_packets, &tx_bytes)) { | |
4228 | ovsrec_mirror_set_statistics(m->cfg, NULL, NULL, 0); | |
4229 | return; | |
4230 | } | |
4231 | ||
4232 | if (tx_packets != UINT64_MAX) { | |
4233 | keys[stat_cnt] = "tx_packets"; | |
4234 | values[stat_cnt] = tx_packets; | |
4235 | stat_cnt++; | |
4236 | } | |
4237 | if (tx_bytes != UINT64_MAX) { | |
4238 | keys[stat_cnt] = "tx_bytes"; | |
4239 | values[stat_cnt] = tx_bytes; | |
4240 | stat_cnt++; | |
4241 | } | |
4242 | ||
4243 | ovsrec_mirror_set_statistics(m->cfg, keys, values, stat_cnt); | |
4244 | } |