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59804c80 | 1 | /* Copyright (c) 2008, 2009, 2010, 2011, 2012, 2013, 2014 Nicira, Inc. |
c93b1d6a | 2 | * |
a14bc59f BP |
3 | * Licensed under the Apache License, Version 2.0 (the "License"); |
4 | * you may not use this file except in compliance with the License. | |
5 | * You may obtain a copy of the License at: | |
064af421 | 6 | * |
a14bc59f | 7 | * http://www.apache.org/licenses/LICENSE-2.0 |
064af421 | 8 | * |
a14bc59f BP |
9 | * Unless required by applicable law or agreed to in writing, software |
10 | * distributed under the License is distributed on an "AS IS" BASIS, | |
11 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. | |
12 | * See the License for the specific language governing permissions and | |
13 | * limitations under the License. | |
064af421 BP |
14 | */ |
15 | ||
16 | #include <config.h> | |
17 | #include "bridge.h" | |
064af421 | 18 | #include <errno.h> |
064af421 | 19 | #include <inttypes.h> |
064af421 | 20 | #include <stdlib.h> |
a5fb0e29 | 21 | #include "async-append.h" |
ccc09689 | 22 | #include "bfd.h" |
064af421 | 23 | #include "bitmap.h" |
b31bcf60 | 24 | #include "cfm.h" |
7f8f2757 | 25 | #include "connectivity.h" |
064af421 | 26 | #include "coverage.h" |
a7ff9bd7 | 27 | #include "daemon.h" |
064af421 | 28 | #include "dirs.h" |
064af421 | 29 | #include "dynamic-string.h" |
064af421 | 30 | #include "hash.h" |
d9a8717a | 31 | #include "hmap.h" |
f145afdc | 32 | #include "hmapx.h" |
cd11000b | 33 | #include "jsonrpc.h" |
6aa74308 | 34 | #include "lacp.h" |
064af421 | 35 | #include "list.h" |
e764773c | 36 | #include "mac-learning.h" |
dc2b70ba | 37 | #include "mcast-snooping.h" |
254750ce | 38 | #include "meta-flow.h" |
064af421 | 39 | #include "netdev.h" |
178742f9 | 40 | #include "nx-match.h" |
064af421 | 41 | #include "ofp-print.h" |
7beaa082 | 42 | #include "ofp-util.h" |
064af421 | 43 | #include "ofpbuf.h" |
9a54394a | 44 | #include "ofproto/bond.h" |
8cd4882f | 45 | #include "ofproto/ofproto.h" |
7c5a3bbf | 46 | #include "ovs-numa.h" |
064af421 | 47 | #include "poll-loop.h" |
7f8f2757 | 48 | #include "seq.h" |
76343538 | 49 | #include "sha1.h" |
6c88d577 | 50 | #include "shash.h" |
79f1cbe9 | 51 | #include "smap.h" |
064af421 | 52 | #include "socket-util.h" |
5bd31620 | 53 | #include "stream.h" |
fe55ad15 | 54 | #include "stream-ssl.h" |
b3c01ed3 | 55 | #include "sset.h" |
ce887677 | 56 | #include "system-stats.h" |
064af421 BP |
57 | #include "timeval.h" |
58 | #include "util.h" | |
da285df4 | 59 | #include "unixctl.h" |
52a90c29 | 60 | #include "vlandev.h" |
eaa67ba8 | 61 | #include "lib/vswitch-idl.h" |
064af421 | 62 | #include "xenserver.h" |
e6211adc | 63 | #include "openvswitch/vlog.h" |
72b06300 | 64 | #include "sflow_api.h" |
0fb7b915 | 65 | #include "vlan-bitmap.h" |
3e5aeeb5 | 66 | #include "packets.h" |
064af421 | 67 | |
d98e6007 | 68 | VLOG_DEFINE_THIS_MODULE(bridge); |
064af421 | 69 | |
d76f09ea BP |
70 | COVERAGE_DEFINE(bridge_reconfigure); |
71 | ||
064af421 | 72 | struct iface { |
2a73b1d7 BP |
73 | /* These members are always valid. |
74 | * | |
75 | * They are immutable: they never change between iface_create() and | |
76 | * iface_destroy(). */ | |
ca6ba700 | 77 | struct ovs_list port_elem; /* Element in struct port's "ifaces" list. */ |
ebea37cc | 78 | struct hmap_node name_node; /* In struct bridge's "iface_by_name" hmap. */ |
2a73b1d7 | 79 | struct hmap_node ofp_port_node; /* In struct bridge's "ifaces" hmap. */ |
064af421 | 80 | struct port *port; /* Containing port. */ |
064af421 | 81 | char *name; /* Host network device name. */ |
0c6aea3f | 82 | struct netdev *netdev; /* Network device. */ |
2a73b1d7 | 83 | ofp_port_t ofp_port; /* OpenFlow port number. */ |
6a5f9a8f | 84 | uint64_t change_seq; |
2a73b1d7 BP |
85 | |
86 | /* These members are valid only within bridge_reconfigure(). */ | |
6cefe1da | 87 | const char *type; /* Usually same as cfg->type. */ |
76343538 | 88 | const struct ovsrec_interface *cfg; |
064af421 BP |
89 | }; |
90 | ||
064af421 | 91 | struct mirror { |
fa066f01 BP |
92 | struct uuid uuid; /* UUID of this "mirror" record in database. */ |
93 | struct hmap_node hmap_node; /* In struct bridge's "mirrors" hmap. */ | |
064af421 | 94 | struct bridge *bridge; |
064af421 | 95 | char *name; |
9d24de3b | 96 | const struct ovsrec_mirror *cfg; |
064af421 BP |
97 | }; |
98 | ||
064af421 | 99 | struct port { |
8052fb14 | 100 | struct hmap_node hmap_node; /* Element in struct bridge's "ports" hmap. */ |
6e492d81 | 101 | struct bridge *bridge; |
8052fb14 BP |
102 | char *name; |
103 | ||
1e0b752d | 104 | const struct ovsrec_port *cfg; |
064af421 BP |
105 | |
106 | /* An ordinary bridge port has 1 interface. | |
107 | * A bridge port for bonding has at least 2 interfaces. */ | |
ca6ba700 | 108 | struct ovs_list ifaces; /* List of "struct iface"s. */ |
064af421 BP |
109 | }; |
110 | ||
064af421 | 111 | struct bridge { |
764072fd | 112 | struct hmap_node node; /* In 'all_bridges'. */ |
064af421 | 113 | char *name; /* User-specified arbitrary name. */ |
66da9bef | 114 | char *type; /* Datapath type. */ |
abe457eb | 115 | uint8_t ea[ETH_ADDR_LEN]; /* Bridge Ethernet Address. */ |
064af421 | 116 | uint8_t default_ea[ETH_ADDR_LEN]; /* Default MAC. */ |
1e0b752d | 117 | const struct ovsrec_bridge *cfg; |
064af421 | 118 | |
064af421 BP |
119 | /* OpenFlow switch processing. */ |
120 | struct ofproto *ofproto; /* OpenFlow switch. */ | |
121 | ||
064af421 | 122 | /* Bridge ports. */ |
8052fb14 | 123 | struct hmap ports; /* "struct port"s indexed by name. */ |
892815f5 | 124 | struct hmap ifaces; /* "struct iface"s indexed by ofp_port. */ |
ebea37cc | 125 | struct hmap iface_by_name; /* "struct iface"s indexed by name. */ |
064af421 | 126 | |
064af421 | 127 | /* Port mirroring. */ |
fa066f01 | 128 | struct hmap mirrors; /* "struct mirror" indexed by UUID. */ |
cfea354b | 129 | |
2a73b1d7 BP |
130 | /* Used during reconfiguration. */ |
131 | struct shash wanted_ports; | |
132 | ||
cfea354b BP |
133 | /* Synthetic local port if necessary. */ |
134 | struct ovsrec_port synth_local_port; | |
135 | struct ovsrec_interface synth_local_iface; | |
136 | struct ovsrec_interface *synth_local_ifacep; | |
064af421 BP |
137 | }; |
138 | ||
764072fd BP |
139 | /* All bridges, indexed by name. */ |
140 | static struct hmap all_bridges = HMAP_INITIALIZER(&all_bridges); | |
064af421 | 141 | |
c5187f17 BP |
142 | /* OVSDB IDL used to obtain configuration. */ |
143 | static struct ovsdb_idl *idl; | |
144 | ||
63ff04e8 BP |
145 | /* We want to complete daemonization, fully detaching from our parent process, |
146 | * only after we have completed our initial configuration, committed our state | |
147 | * to the database, and received confirmation back from the database server | |
148 | * that it applied the commit. This allows our parent process to know that, | |
149 | * post-detach, ephemeral fields such as datapath-id and ofport are very likely | |
150 | * to have already been filled in. (It is only "very likely" rather than | |
151 | * certain because there is always a slim possibility that the transaction will | |
152 | * fail or that some other client has added new bridges, ports, etc. while | |
153 | * ovs-vswitchd was configuring using an old configuration.) | |
154 | * | |
155 | * We only need to do this once for our initial configuration at startup, so | |
156 | * 'initial_config_done' tracks whether we've already done it. While we are | |
157 | * waiting for a response to our commit, 'daemonize_txn' tracks the transaction | |
158 | * itself and is otherwise NULL. */ | |
159 | static bool initial_config_done; | |
160 | static struct ovsdb_idl_txn *daemonize_txn; | |
161 | ||
854a94d9 BP |
162 | /* Most recently processed IDL sequence number. */ |
163 | static unsigned int idl_seqno; | |
164 | ||
7f8f2757 JS |
165 | /* Track changes to port connectivity. */ |
166 | static uint64_t connectivity_seqno = LLONG_MIN; | |
167 | ||
6a5f9a8f AW |
168 | /* Status update to database. |
169 | * | |
170 | * Some information in the database must be kept as up-to-date as possible to | |
171 | * allow controllers to respond rapidly to network outages. Those status are | |
172 | * updated via the 'status_txn'. | |
173 | * | |
174 | * We use the global connectivity sequence number to detect the status change. | |
175 | * Also, to prevent the status update from sending too much to the database, | |
176 | * we check the return status of each update transaction and do not start new | |
177 | * update if the previous transaction status is 'TXN_INCOMPLETE'. | |
178 | * | |
179 | * 'statux_txn' is NULL if there is no ongoing status update. | |
15c9fbd8 AW |
180 | * |
181 | * If the previous database transaction was failed (is not 'TXN_SUCCESS', | |
182 | * 'TXN_UNCHANGED' or 'TXN_INCOMPLETE'), 'status_txn_try_again' is set to true, | |
183 | * which will cause the main thread wake up soon and retry the status update. | |
6a5f9a8f AW |
184 | */ |
185 | static struct ovsdb_idl_txn *status_txn; | |
15c9fbd8 | 186 | static bool status_txn_try_again; |
6a5f9a8f AW |
187 | |
188 | /* When the status update transaction returns 'TXN_INCOMPLETE', should register a | |
189 | * timeout in 'STATUS_CHECK_AGAIN_MSEC' to check again. */ | |
190 | #define STATUS_CHECK_AGAIN_MSEC 100 | |
191 | ||
35a22d8c | 192 | /* Each time this timer expires, the bridge fetches interface and mirror |
cd0cd65f | 193 | * statistics and pushes them into the database. */ |
12eb035b AW |
194 | static int stats_timer_interval; |
195 | static long long int stats_timer = LLONG_MIN; | |
018f1525 | 196 | |
c7e7bb21 EJ |
197 | /* In some datapaths, creating and destroying OpenFlow ports can be extremely |
198 | * expensive. This can cause bridge_reconfigure() to take a long time during | |
199 | * which no other work can be done. To deal with this problem, we limit port | |
200 | * adds and deletions to a window of OFP_PORT_ACTION_WINDOW milliseconds per | |
201 | * call to bridge_reconfigure(). If there is more work to do after the limit | |
202 | * is reached, 'need_reconfigure', is flagged and it's done on the next loop. | |
203 | * This allows the rest of the code to catch up on important things like | |
204 | * forwarding packets. */ | |
205 | #define OFP_PORT_ACTION_WINDOW 10 | |
c7e7bb21 | 206 | |
66da9bef | 207 | static void add_del_bridges(const struct ovsrec_open_vswitch *); |
aeed7879 | 208 | static void bridge_run__(void); |
66da9bef | 209 | static void bridge_create(const struct ovsrec_bridge *); |
064af421 BP |
210 | static void bridge_destroy(struct bridge *); |
211 | static struct bridge *bridge_lookup(const char *name); | |
8ca79daa | 212 | static unixctl_cb_func bridge_unixctl_dump_flows; |
fa05809b | 213 | static unixctl_cb_func bridge_unixctl_reconnect; |
1a048029 | 214 | static size_t bridge_get_controllers(const struct bridge *br, |
76ce9432 | 215 | struct ovsrec_controller ***controllersp); |
2a73b1d7 BP |
216 | static void bridge_collect_wanted_ports(struct bridge *, |
217 | const unsigned long *splinter_vlans, | |
218 | struct shash *wanted_ports); | |
219 | static void bridge_delete_ofprotos(void); | |
220 | static void bridge_delete_or_reconfigure_ports(struct bridge *); | |
221 | static void bridge_del_ports(struct bridge *, | |
222 | const struct shash *wanted_ports); | |
223 | static void bridge_add_ports(struct bridge *, | |
224 | const struct shash *wanted_ports); | |
225 | ||
6f90b8f4 BP |
226 | static void bridge_configure_datapath_id(struct bridge *); |
227 | static void bridge_configure_netflow(struct bridge *); | |
8402c74b | 228 | static void bridge_configure_forward_bpdu(struct bridge *); |
c4069512 | 229 | static void bridge_configure_mac_table(struct bridge *); |
dc2b70ba | 230 | static void bridge_configure_mcast_snooping(struct bridge *); |
6f90b8f4 | 231 | static void bridge_configure_sflow(struct bridge *, int *sflow_bridge_number); |
29089a54 | 232 | static void bridge_configure_ipfix(struct bridge *); |
21f7563c | 233 | static void bridge_configure_stp(struct bridge *); |
9efd308e | 234 | static void bridge_configure_rstp(struct bridge *); |
254750ce | 235 | static void bridge_configure_tables(struct bridge *); |
8b6ff729 | 236 | static void bridge_configure_dp_desc(struct bridge *); |
fa066f01 BP |
237 | static void bridge_configure_remotes(struct bridge *, |
238 | const struct sockaddr_in *managers, | |
239 | size_t n_managers); | |
064af421 BP |
240 | static void bridge_pick_local_hw_addr(struct bridge *, |
241 | uint8_t ea[ETH_ADDR_LEN], | |
07c318f4 | 242 | struct iface **hw_addr_iface); |
064af421 BP |
243 | static uint64_t bridge_pick_datapath_id(struct bridge *, |
244 | const uint8_t bridge_ea[ETH_ADDR_LEN], | |
07c318f4 | 245 | struct iface *hw_addr_iface); |
064af421 | 246 | static uint64_t dpid_from_hash(const void *, size_t nbytes); |
e8192d80 BP |
247 | static bool bridge_has_bond_fake_iface(const struct bridge *, |
248 | const char *name); | |
249 | static bool port_is_bond_fake_iface(const struct port *); | |
064af421 | 250 | |
e8fe3026 | 251 | static unixctl_cb_func qos_unixctl_show; |
8c4c1387 | 252 | |
66da9bef | 253 | static struct port *port_create(struct bridge *, const struct ovsrec_port *); |
66da9bef | 254 | static void port_del_ifaces(struct port *); |
064af421 BP |
255 | static void port_destroy(struct port *); |
256 | static struct port *port_lookup(const struct bridge *, const char *name); | |
fa066f01 BP |
257 | static void port_configure(struct port *); |
258 | static struct lacp_settings *port_configure_lacp(struct port *, | |
259 | struct lacp_settings *); | |
df53d41c | 260 | static void port_configure_bond(struct port *, struct bond_settings *); |
06b592bc | 261 | static bool port_is_synthetic(const struct port *); |
fa066f01 | 262 | |
35a22d8c BP |
263 | static void reconfigure_system_stats(const struct ovsrec_open_vswitch *); |
264 | static void run_system_stats(void); | |
265 | ||
fa066f01 BP |
266 | static void bridge_configure_mirrors(struct bridge *); |
267 | static struct mirror *mirror_create(struct bridge *, | |
268 | const struct ovsrec_mirror *); | |
064af421 | 269 | static void mirror_destroy(struct mirror *); |
9d24de3b JP |
270 | static bool mirror_configure(struct mirror *); |
271 | static void mirror_refresh_stats(struct mirror *); | |
064af421 | 272 | |
fa066f01 | 273 | static void iface_configure_lacp(struct iface *, struct lacp_slave_settings *); |
2a73b1d7 BP |
274 | static bool iface_create(struct bridge *, const struct ovsrec_interface *, |
275 | const struct ovsrec_port *); | |
05ba03e0 JP |
276 | static bool iface_is_internal(const struct ovsrec_interface *iface, |
277 | const struct ovsrec_bridge *br); | |
b54441b3 BP |
278 | static const char *iface_get_type(const struct ovsrec_interface *, |
279 | const struct ovsrec_bridge *); | |
064af421 | 280 | static void iface_destroy(struct iface *); |
96be8de5 | 281 | static void iface_destroy__(struct iface *); |
064af421 | 282 | static struct iface *iface_lookup(const struct bridge *, const char *name); |
e8fe3026 | 283 | static struct iface *iface_find(const char *name); |
892815f5 | 284 | static struct iface *iface_from_ofp_port(const struct bridge *, |
4e022ec0 | 285 | ofp_port_t ofp_port); |
21a955fc | 286 | static void iface_set_mac(const struct bridge *, const struct port *, struct iface *); |
4e022ec0 | 287 | static void iface_set_ofport(const struct ovsrec_interface *, ofp_port_t ofport); |
bbe6109d | 288 | static void iface_clear_db_record(const struct ovsrec_interface *if_cfg, char *errp); |
66da9bef BP |
289 | static void iface_configure_qos(struct iface *, const struct ovsrec_qos *); |
290 | static void iface_configure_cfm(struct iface *); | |
8f3fe844 | 291 | static void iface_refresh_cfm_stats(struct iface *); |
1101a0b4 | 292 | static void iface_refresh_stats(struct iface *); |
6a5f9a8f AW |
293 | static void iface_refresh_netdev_status(struct iface *); |
294 | static void iface_refresh_ofproto_status(struct iface *); | |
cfea354b | 295 | static bool iface_is_synthetic(const struct iface *); |
4abb8608 BP |
296 | static ofp_port_t iface_get_requested_ofp_port( |
297 | const struct ovsrec_interface *); | |
4e022ec0 | 298 | static ofp_port_t iface_pick_ofport(const struct ovsrec_interface *); |
52a90c29 BP |
299 | |
300 | /* Linux VLAN device support (e.g. "eth0.10" for VLAN 10.) | |
301 | * | |
302 | * This is deprecated. It is only for compatibility with broken device drivers | |
303 | * in old versions of Linux that do not properly support VLANs when VLAN | |
304 | * devices are not used. When broken device drivers are no longer in | |
305 | * widespread use, we will delete these interfaces. */ | |
306 | ||
307 | /* True if VLAN splinters are enabled on any interface, false otherwise.*/ | |
308 | static bool vlan_splinters_enabled_anywhere; | |
309 | ||
310 | static bool vlan_splinters_is_enabled(const struct ovsrec_interface *); | |
311 | static unsigned long int *collect_splinter_vlans( | |
312 | const struct ovsrec_open_vswitch *); | |
313 | static void configure_splinter_port(struct port *); | |
314 | static void add_vlan_splinter_ports(struct bridge *, | |
315 | const unsigned long int *splinter_vlans, | |
316 | struct shash *ports); | |
b0408fca JP |
317 | |
318 | static void | |
319 | bridge_init_ofproto(const struct ovsrec_open_vswitch *cfg) | |
320 | { | |
321 | struct shash iface_hints; | |
322 | static bool initialized = false; | |
323 | int i; | |
324 | ||
325 | if (initialized) { | |
326 | return; | |
327 | } | |
328 | ||
329 | shash_init(&iface_hints); | |
330 | ||
b099cd5f EJ |
331 | if (cfg) { |
332 | for (i = 0; i < cfg->n_bridges; i++) { | |
333 | const struct ovsrec_bridge *br_cfg = cfg->bridges[i]; | |
334 | int j; | |
335 | ||
336 | for (j = 0; j < br_cfg->n_ports; j++) { | |
337 | struct ovsrec_port *port_cfg = br_cfg->ports[j]; | |
338 | int k; | |
339 | ||
340 | for (k = 0; k < port_cfg->n_interfaces; k++) { | |
341 | struct ovsrec_interface *if_cfg = port_cfg->interfaces[k]; | |
342 | struct iface_hint *iface_hint; | |
343 | ||
344 | iface_hint = xmalloc(sizeof *iface_hint); | |
345 | iface_hint->br_name = br_cfg->name; | |
346 | iface_hint->br_type = br_cfg->datapath_type; | |
558e2cc5 | 347 | iface_hint->ofp_port = iface_pick_ofport(if_cfg); |
b099cd5f EJ |
348 | |
349 | shash_add(&iface_hints, if_cfg->name, iface_hint); | |
350 | } | |
b0408fca JP |
351 | } |
352 | } | |
353 | } | |
354 | ||
355 | ofproto_init(&iface_hints); | |
356 | ||
357 | shash_destroy_free_data(&iface_hints); | |
358 | initialized = true; | |
359 | } | |
064af421 BP |
360 | \f |
361 | /* Public functions. */ | |
362 | ||
c5187f17 BP |
363 | /* Initializes the bridge module, configuring it to obtain its configuration |
364 | * from an OVSDB server accessed over 'remote', which should be a string in a | |
365 | * form acceptable to ovsdb_idl_create(). */ | |
064af421 | 366 | void |
c5187f17 BP |
367 | bridge_init(const char *remote) |
368 | { | |
369 | /* Create connection to database. */ | |
fba6bd1d | 370 | idl = ovsdb_idl_create(remote, &ovsrec_idl_class, true, true); |
854a94d9 | 371 | idl_seqno = ovsdb_idl_get_seqno(idl); |
06b6d651 | 372 | ovsdb_idl_set_lock(idl, "ovs_vswitchd"); |
8cdec725 | 373 | ovsdb_idl_verify_write_only(idl); |
c5187f17 | 374 | |
ef73f86c BP |
375 | ovsdb_idl_omit_alert(idl, &ovsrec_open_vswitch_col_cur_cfg); |
376 | ovsdb_idl_omit_alert(idl, &ovsrec_open_vswitch_col_statistics); | |
e85bbd75 | 377 | ovsdb_idl_omit(idl, &ovsrec_open_vswitch_col_external_ids); |
62f3aaed BP |
378 | ovsdb_idl_omit(idl, &ovsrec_open_vswitch_col_ovs_version); |
379 | ovsdb_idl_omit(idl, &ovsrec_open_vswitch_col_db_version); | |
380 | ovsdb_idl_omit(idl, &ovsrec_open_vswitch_col_system_type); | |
381 | ovsdb_idl_omit(idl, &ovsrec_open_vswitch_col_system_version); | |
e85bbd75 | 382 | |
62f3aaed | 383 | ovsdb_idl_omit_alert(idl, &ovsrec_bridge_col_datapath_id); |
b5cbbcf6 | 384 | ovsdb_idl_omit_alert(idl, &ovsrec_bridge_col_datapath_version); |
21f7563c | 385 | ovsdb_idl_omit_alert(idl, &ovsrec_bridge_col_status); |
9efd308e DV |
386 | ovsdb_idl_omit_alert(idl, &ovsrec_bridge_col_rstp_status); |
387 | ovsdb_idl_omit_alert(idl, &ovsrec_bridge_col_stp_enable); | |
388 | ovsdb_idl_omit_alert(idl, &ovsrec_bridge_col_rstp_enable); | |
e85bbd75 BP |
389 | ovsdb_idl_omit(idl, &ovsrec_bridge_col_external_ids); |
390 | ||
21f7563c | 391 | ovsdb_idl_omit_alert(idl, &ovsrec_port_col_status); |
9efd308e DV |
392 | ovsdb_idl_omit_alert(idl, &ovsrec_port_col_rstp_status); |
393 | ovsdb_idl_omit_alert(idl, &ovsrec_port_col_rstp_statistics); | |
80740385 | 394 | ovsdb_idl_omit_alert(idl, &ovsrec_port_col_statistics); |
3e5aeeb5 | 395 | ovsdb_idl_omit_alert(idl, &ovsrec_port_col_bond_active_slave); |
e85bbd75 | 396 | ovsdb_idl_omit(idl, &ovsrec_port_col_external_ids); |
e85bbd75 | 397 | |
62f3aaed BP |
398 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_admin_state); |
399 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_duplex); | |
400 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_link_speed); | |
401 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_link_state); | |
65c3058c | 402 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_link_resets); |
df867eda | 403 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_mac_in_use); |
ea401d9a | 404 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_ifindex); |
62f3aaed | 405 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_mtu); |
ef73f86c BP |
406 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_ofport); |
407 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_statistics); | |
62f3aaed | 408 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_status); |
b4117094 | 409 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_cfm_fault); |
b9380396 | 410 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_cfm_fault_status); |
1de11730 | 411 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_cfm_remote_mpids); |
76c4290d | 412 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_cfm_flap_count); |
3967a833 | 413 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_cfm_health); |
4104aaf1 | 414 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_cfm_remote_opstate); |
ccc09689 | 415 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_bfd_status); |
b4117094 | 416 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_lacp_current); |
bbe6109d | 417 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_error); |
e85bbd75 BP |
418 | ovsdb_idl_omit(idl, &ovsrec_interface_col_external_ids); |
419 | ||
62f3aaed BP |
420 | ovsdb_idl_omit_alert(idl, &ovsrec_controller_col_is_connected); |
421 | ovsdb_idl_omit_alert(idl, &ovsrec_controller_col_role); | |
422 | ovsdb_idl_omit_alert(idl, &ovsrec_controller_col_status); | |
423 | ovsdb_idl_omit(idl, &ovsrec_controller_col_external_ids); | |
424 | ||
62f3aaed BP |
425 | ovsdb_idl_omit(idl, &ovsrec_qos_col_external_ids); |
426 | ||
427 | ovsdb_idl_omit(idl, &ovsrec_queue_col_external_ids); | |
428 | ||
429 | ovsdb_idl_omit(idl, &ovsrec_mirror_col_external_ids); | |
9d24de3b | 430 | ovsdb_idl_omit_alert(idl, &ovsrec_mirror_col_statistics); |
62f3aaed BP |
431 | |
432 | ovsdb_idl_omit(idl, &ovsrec_netflow_col_external_ids); | |
62f3aaed | 433 | ovsdb_idl_omit(idl, &ovsrec_sflow_col_external_ids); |
29089a54 RL |
434 | ovsdb_idl_omit(idl, &ovsrec_ipfix_col_external_ids); |
435 | ovsdb_idl_omit(idl, &ovsrec_flow_sample_collector_set_col_external_ids); | |
62f3aaed BP |
436 | |
437 | ovsdb_idl_omit(idl, &ovsrec_manager_col_external_ids); | |
438 | ovsdb_idl_omit(idl, &ovsrec_manager_col_inactivity_probe); | |
439 | ovsdb_idl_omit(idl, &ovsrec_manager_col_is_connected); | |
440 | ovsdb_idl_omit(idl, &ovsrec_manager_col_max_backoff); | |
441 | ovsdb_idl_omit(idl, &ovsrec_manager_col_status); | |
442 | ||
443 | ovsdb_idl_omit(idl, &ovsrec_ssl_col_external_ids); | |
444 | ||
c5187f17 | 445 | /* Register unixctl commands. */ |
0e15264f BP |
446 | unixctl_command_register("qos/show", "interface", 1, 1, |
447 | qos_unixctl_show, NULL); | |
448 | unixctl_command_register("bridge/dump-flows", "bridge", 1, 1, | |
7ff2009a | 449 | bridge_unixctl_dump_flows, NULL); |
0e15264f | 450 | unixctl_command_register("bridge/reconnect", "[bridge]", 0, 1, |
7ff2009a | 451 | bridge_unixctl_reconnect, NULL); |
5827ce14 | 452 | lacp_init(); |
c5187f17 | 453 | bond_init(); |
9ac3fce4 | 454 | cfm_init(); |
7c5a3bbf | 455 | ovs_numa_init(); |
fe4a02e4 | 456 | stp_init(); |
9efd308e | 457 | rstp_init(); |
c5187f17 BP |
458 | } |
459 | ||
ee45ad81 BP |
460 | void |
461 | bridge_exit(void) | |
462 | { | |
463 | struct bridge *br, *next_br; | |
464 | ||
764072fd | 465 | HMAP_FOR_EACH_SAFE (br, next_br, node, &all_bridges) { |
ee45ad81 BP |
466 | bridge_destroy(br); |
467 | } | |
468 | ovsdb_idl_destroy(idl); | |
469 | } | |
470 | ||
cd11000b BP |
471 | /* Looks at the list of managers in 'ovs_cfg' and extracts their remote IP |
472 | * addresses and ports into '*managersp' and '*n_managersp'. The caller is | |
473 | * responsible for freeing '*managersp' (with free()). | |
474 | * | |
475 | * You may be asking yourself "why does ovs-vswitchd care?", because | |
476 | * ovsdb-server is responsible for connecting to the managers, and ovs-vswitchd | |
477 | * should not be and in fact is not directly involved in that. But | |
478 | * ovs-vswitchd needs to make sure that ovsdb-server can reach the managers, so | |
479 | * it has to tell in-band control where the managers are to enable that. | |
94db5407 | 480 | * (Thus, only managers connected in-band are collected.) |
cd11000b BP |
481 | */ |
482 | static void | |
94db5407 BP |
483 | collect_in_band_managers(const struct ovsrec_open_vswitch *ovs_cfg, |
484 | struct sockaddr_in **managersp, size_t *n_managersp) | |
cd11000b BP |
485 | { |
486 | struct sockaddr_in *managers = NULL; | |
487 | size_t n_managers = 0; | |
b3c01ed3 | 488 | struct sset targets; |
94db5407 BP |
489 | size_t i; |
490 | ||
289df16d AE |
491 | /* Collect all of the potential targets from the "targets" columns of the |
492 | * rows pointed to by "manager_options", excluding any that are | |
493 | * out-of-band. */ | |
b3c01ed3 | 494 | sset_init(&targets); |
94db5407 BP |
495 | for (i = 0; i < ovs_cfg->n_manager_options; i++) { |
496 | struct ovsrec_manager *m = ovs_cfg->manager_options[i]; | |
497 | ||
498 | if (m->connection_mode && !strcmp(m->connection_mode, "out-of-band")) { | |
b3c01ed3 | 499 | sset_find_and_delete(&targets, m->target); |
94db5407 | 500 | } else { |
b3c01ed3 | 501 | sset_add(&targets, m->target); |
94db5407 BP |
502 | } |
503 | } | |
cd11000b | 504 | |
94db5407 | 505 | /* Now extract the targets' IP addresses. */ |
b3c01ed3 BP |
506 | if (!sset_is_empty(&targets)) { |
507 | const char *target; | |
cd11000b | 508 | |
b3c01ed3 BP |
509 | managers = xmalloc(sset_count(&targets) * sizeof *managers); |
510 | SSET_FOR_EACH (target, &targets) { | |
02334943 JR |
511 | union { |
512 | struct sockaddr_storage ss; | |
513 | struct sockaddr_in in; | |
514 | } sa; | |
cd11000b | 515 | |
e731d71b | 516 | if (stream_parse_target_with_default_port(target, OVSDB_OLD_PORT, |
02334943 JR |
517 | &sa.ss) |
518 | && sa.ss.ss_family == AF_INET) { | |
519 | managers[n_managers++] = sa.in; | |
cd11000b BP |
520 | } |
521 | } | |
522 | } | |
b3c01ed3 | 523 | sset_destroy(&targets); |
cd11000b BP |
524 | |
525 | *managersp = managers; | |
526 | *n_managersp = n_managers; | |
527 | } | |
528 | ||
c5187f17 | 529 | static void |
76343538 | 530 | bridge_reconfigure(const struct ovsrec_open_vswitch *ovs_cfg) |
064af421 | 531 | { |
52a90c29 | 532 | unsigned long int *splinter_vlans; |
2a73b1d7 BP |
533 | struct sockaddr_in *managers; |
534 | struct bridge *br, *next; | |
535 | int sflow_bridge_number; | |
536 | size_t n_managers; | |
064af421 BP |
537 | |
538 | COVERAGE_INC(bridge_reconfigure); | |
539 | ||
e79a6c83 EJ |
540 | ofproto_set_flow_limit(smap_get_int(&ovs_cfg->other_config, "flow-limit", |
541 | OFPROTO_FLOW_LIMIT_DEFAULT)); | |
72310b04 JS |
542 | ofproto_set_max_idle(smap_get_int(&ovs_cfg->other_config, "max-idle", |
543 | OFPROTO_MAX_IDLE_DEFAULT)); | |
f2eee189 AW |
544 | ofproto_set_n_dpdk_rxqs(smap_get_int(&ovs_cfg->other_config, |
545 | "n-dpdk-rxqs", 0)); | |
546 | ofproto_set_cpu_mask(smap_get(&ovs_cfg->other_config, "pmd-cpu-mask")); | |
380f49c4 | 547 | |
6567010f | 548 | ofproto_set_threads( |
e79a6c83 EJ |
549 | smap_get_int(&ovs_cfg->other_config, "n-handler-threads", 0), |
550 | smap_get_int(&ovs_cfg->other_config, "n-revalidator-threads", 0)); | |
448a4b2f | 551 | |
bae7208e | 552 | /* Destroy "struct bridge"s, "struct port"s, and "struct iface"s according |
2a73b1d7 | 553 | * to 'ovs_cfg', with only very minimal configuration otherwise. |
66da9bef | 554 | * |
bae7208e EJ |
555 | * This is mostly an update to bridge data structures. Nothing is pushed |
556 | * down to ofproto or lower layers. */ | |
66da9bef | 557 | add_del_bridges(ovs_cfg); |
52a90c29 | 558 | splinter_vlans = collect_splinter_vlans(ovs_cfg); |
764072fd | 559 | HMAP_FOR_EACH (br, node, &all_bridges) { |
2a73b1d7 BP |
560 | bridge_collect_wanted_ports(br, splinter_vlans, &br->wanted_ports); |
561 | bridge_del_ports(br, &br->wanted_ports); | |
76343538 | 562 | } |
52a90c29 | 563 | free(splinter_vlans); |
064af421 | 564 | |
2a73b1d7 BP |
565 | /* Start pushing configuration changes down to the ofproto layer: |
566 | * | |
567 | * - Delete ofprotos that are no longer configured. | |
568 | * | |
569 | * - Delete ports that are no longer configured. | |
570 | * | |
571 | * - Reconfigure existing ports to their desired configurations, or | |
572 | * delete them if not possible. | |
573 | * | |
574 | * We have to do all the deletions before we can do any additions, because | |
575 | * the ports to be added might require resources that will be freed up by | |
576 | * deletions (they might especially overlap in name). */ | |
577 | bridge_delete_ofprotos(); | |
bae7208e | 578 | HMAP_FOR_EACH (br, node, &all_bridges) { |
2a73b1d7 BP |
579 | if (br->ofproto) { |
580 | bridge_delete_or_reconfigure_ports(br); | |
76343538 | 581 | } |
064af421 | 582 | } |
35a22d8c | 583 | |
2a73b1d7 BP |
584 | /* Finish pushing configuration changes to the ofproto layer: |
585 | * | |
586 | * - Create ofprotos that are missing. | |
587 | * | |
588 | * - Add ports that are missing. */ | |
589 | HMAP_FOR_EACH_SAFE (br, next, node, &all_bridges) { | |
590 | if (!br->ofproto) { | |
591 | int error; | |
bae7208e | 592 | |
2a73b1d7 BP |
593 | error = ofproto_create(br->name, br->type, &br->ofproto); |
594 | if (error) { | |
595 | VLOG_ERR("failed to create bridge %s: %s", br->name, | |
596 | ovs_strerror(error)); | |
597 | shash_destroy(&br->wanted_ports); | |
598 | bridge_destroy(br); | |
b5cbbcf6 AZ |
599 | } else { |
600 | /* Trigger storing datapath version. */ | |
601 | seq_change(connectivity_seq_get()); | |
e56365a5 | 602 | } |
064af421 BP |
603 | } |
604 | } | |
e8192d80 | 605 | HMAP_FOR_EACH (br, node, &all_bridges) { |
2a73b1d7 BP |
606 | bridge_add_ports(br, &br->wanted_ports); |
607 | shash_destroy(&br->wanted_ports); | |
064af421 | 608 | } |
064af421 | 609 | |
2a73b1d7 | 610 | reconfigure_system_stats(ovs_cfg); |
bae7208e | 611 | |
66da9bef BP |
612 | /* Complete the configuration. */ |
613 | sflow_bridge_number = 0; | |
614 | collect_in_band_managers(ovs_cfg, &managers, &n_managers); | |
764072fd | 615 | HMAP_FOR_EACH (br, node, &all_bridges) { |
8052fb14 | 616 | struct port *port; |
064af421 | 617 | |
f145afdc BP |
618 | /* We need the datapath ID early to allow LACP ports to use it as the |
619 | * default system ID. */ | |
620 | bridge_configure_datapath_id(br); | |
621 | ||
8052fb14 | 622 | HMAP_FOR_EACH (port, hmap_node, &br->ports) { |
83db7968 | 623 | struct iface *iface; |
52df17e7 | 624 | |
fa066f01 | 625 | port_configure(port); |
c1c9c9c4 | 626 | |
48e1b7fb | 627 | LIST_FOR_EACH (iface, port_elem, &port->ifaces) { |
59804c80 | 628 | iface_set_ofport(iface->cfg, iface->ofp_port); |
bbe6109d TG |
629 | /* Clear eventual previous errors */ |
630 | ovsrec_interface_set_error(iface->cfg, NULL); | |
66da9bef BP |
631 | iface_configure_cfm(iface); |
632 | iface_configure_qos(iface, port->cfg->qos); | |
21a955fc | 633 | iface_set_mac(br, port, iface); |
ccc09689 EJ |
634 | ofproto_port_set_bfd(br->ofproto, iface->ofp_port, |
635 | &iface->cfg->bfd); | |
064af421 BP |
636 | } |
637 | } | |
fa066f01 | 638 | bridge_configure_mirrors(br); |
8402c74b | 639 | bridge_configure_forward_bpdu(br); |
c4069512 | 640 | bridge_configure_mac_table(br); |
dc2b70ba | 641 | bridge_configure_mcast_snooping(br); |
fa066f01 | 642 | bridge_configure_remotes(br, managers, n_managers); |
66da9bef BP |
643 | bridge_configure_netflow(br); |
644 | bridge_configure_sflow(br, &sflow_bridge_number); | |
29089a54 | 645 | bridge_configure_ipfix(br); |
21f7563c | 646 | bridge_configure_stp(br); |
9efd308e | 647 | bridge_configure_rstp(br); |
254750ce | 648 | bridge_configure_tables(br); |
8b6ff729 | 649 | bridge_configure_dp_desc(br); |
064af421 | 650 | } |
66da9bef | 651 | free(managers); |
aeed7879 BP |
652 | |
653 | /* The ofproto-dpif provider does some final reconfiguration in its | |
654 | * ->type_run() function. We have to call it before notifying the database | |
655 | * client that reconfiguration is complete, otherwise there is a very | |
656 | * narrow race window in which e.g. ofproto/trace will not recognize the | |
657 | * new configuration (sometimes this causes unit test failures). */ | |
658 | bridge_run__(); | |
66da9bef | 659 | } |
064af421 | 660 | |
bae7208e EJ |
661 | /* Delete ofprotos which aren't configured or have the wrong type. Create |
662 | * ofprotos which don't exist but need to. */ | |
66da9bef | 663 | static void |
2a73b1d7 | 664 | bridge_delete_ofprotos(void) |
66da9bef | 665 | { |
2a73b1d7 | 666 | struct bridge *br; |
f79e673f BP |
667 | struct sset names; |
668 | struct sset types; | |
66da9bef | 669 | const char *type; |
6c88d577 | 670 | |
bae7208e | 671 | /* Delete ofprotos with no bridge or with the wrong type. */ |
f79e673f BP |
672 | sset_init(&names); |
673 | sset_init(&types); | |
674 | ofproto_enumerate_types(&types); | |
675 | SSET_FOR_EACH (type, &types) { | |
66da9bef | 676 | const char *name; |
3a6ccc8c | 677 | |
f79e673f BP |
678 | ofproto_enumerate_names(type, &names); |
679 | SSET_FOR_EACH (name, &names) { | |
bae7208e | 680 | br = bridge_lookup(name); |
66da9bef | 681 | if (!br || strcmp(type, br->type)) { |
f79e673f | 682 | ofproto_delete(name, type); |
3a6ccc8c | 683 | } |
b31bcf60 EJ |
684 | } |
685 | } | |
f79e673f BP |
686 | sset_destroy(&names); |
687 | sset_destroy(&types); | |
2a73b1d7 | 688 | } |
76343538 | 689 | |
2a73b1d7 BP |
690 | static ofp_port_t * |
691 | add_ofp_port(ofp_port_t port, ofp_port_t *ports, size_t *n, size_t *allocated) | |
692 | { | |
693 | if (*n >= *allocated) { | |
694 | ports = x2nrealloc(ports, allocated, sizeof *ports); | |
695 | } | |
696 | ports[(*n)++] = port; | |
697 | return ports; | |
698 | } | |
bae7208e | 699 | |
2a73b1d7 BP |
700 | static void |
701 | bridge_delete_or_reconfigure_ports(struct bridge *br) | |
702 | { | |
703 | struct ofproto_port ofproto_port; | |
704 | struct ofproto_port_dump dump; | |
705 | ||
96be8de5 BP |
706 | struct sset ofproto_ports; |
707 | struct port *port, *port_next; | |
708 | ||
2a73b1d7 BP |
709 | /* List of "ofp_port"s to delete. We make a list instead of deleting them |
710 | * right away because ofproto implementations aren't necessarily able to | |
711 | * iterate through a changing list of ports in an entirely robust way. */ | |
712 | ofp_port_t *del; | |
713 | size_t n, allocated; | |
714 | size_t i; | |
715 | ||
716 | del = NULL; | |
717 | n = allocated = 0; | |
96be8de5 | 718 | sset_init(&ofproto_ports); |
bae7208e | 719 | |
96be8de5 BP |
720 | /* Main task: Iterate over the ports in 'br->ofproto' and remove the ports |
721 | * that are not configured in the database. (This commonly happens when | |
722 | * ports have been deleted, e.g. with "ovs-vsctl del-port".) | |
723 | * | |
724 | * Side tasks: Reconfigure the ports that are still in 'br'. Delete ports | |
725 | * that have the wrong OpenFlow port number (and arrange to add them back | |
726 | * with the correct OpenFlow port number). */ | |
2a73b1d7 | 727 | OFPROTO_PORT_FOR_EACH (&ofproto_port, &dump, br->ofproto) { |
4abb8608 | 728 | ofp_port_t requested_ofp_port; |
2a73b1d7 | 729 | struct iface *iface; |
bae7208e | 730 | |
96be8de5 BP |
731 | sset_add(&ofproto_ports, ofproto_port.name); |
732 | ||
2a73b1d7 BP |
733 | iface = iface_lookup(br, ofproto_port.name); |
734 | if (!iface) { | |
735 | /* No such iface is configured, so we should delete this | |
736 | * ofproto_port. | |
737 | * | |
738 | * As a corner case exception, keep the port if it's a bond fake | |
739 | * interface. */ | |
740 | if (bridge_has_bond_fake_iface(br, ofproto_port.name) | |
741 | && !strcmp(ofproto_port.type, "internal")) { | |
bae7208e EJ |
742 | continue; |
743 | } | |
2a73b1d7 BP |
744 | goto delete; |
745 | } | |
bae7208e | 746 | |
2a73b1d7 | 747 | if (strcmp(ofproto_port.type, iface->type) |
bbe6109d | 748 | || netdev_set_config(iface->netdev, &iface->cfg->options, NULL)) { |
2a73b1d7 BP |
749 | /* The interface is the wrong type or can't be configured. |
750 | * Delete it. */ | |
751 | goto delete; | |
bae7208e EJ |
752 | } |
753 | ||
4abb8608 BP |
754 | /* If the requested OpenFlow port for 'iface' changed, and it's not |
755 | * already the correct port, then we might want to temporarily delete | |
756 | * this interface, so we can add it back again with the new OpenFlow | |
757 | * port number. */ | |
758 | requested_ofp_port = iface_get_requested_ofp_port(iface->cfg); | |
759 | if (iface->ofp_port != OFPP_LOCAL && | |
760 | requested_ofp_port != OFPP_NONE && | |
761 | requested_ofp_port != iface->ofp_port) { | |
762 | ofp_port_t victim_request; | |
763 | struct iface *victim; | |
764 | ||
765 | /* Check for an existing OpenFlow port currently occupying | |
766 | * 'iface''s requested port number. If there isn't one, then | |
767 | * delete this port. Otherwise we need to consider further. */ | |
768 | victim = iface_from_ofp_port(br, requested_ofp_port); | |
769 | if (!victim) { | |
770 | goto delete; | |
771 | } | |
772 | ||
773 | /* 'victim' is a port currently using 'iface''s requested port | |
774 | * number. Unless 'victim' specifically requested that port | |
775 | * number, too, then we can delete both 'iface' and 'victim' | |
776 | * temporarily. (We'll add both of them back again later with new | |
777 | * OpenFlow port numbers.) | |
778 | * | |
779 | * If 'victim' did request port number 'requested_ofp_port', just | |
780 | * like 'iface', then that's a configuration inconsistency that we | |
781 | * can't resolve. We might as well let it keep its current port | |
782 | * number. */ | |
783 | victim_request = iface_get_requested_ofp_port(victim->cfg); | |
784 | if (victim_request != requested_ofp_port) { | |
785 | del = add_ofp_port(victim->ofp_port, del, &n, &allocated); | |
786 | iface_destroy(victim); | |
787 | goto delete; | |
788 | } | |
789 | } | |
790 | ||
2a73b1d7 BP |
791 | /* Keep it. */ |
792 | continue; | |
793 | ||
794 | delete: | |
795 | iface_destroy(iface); | |
796 | del = add_ofp_port(ofproto_port.ofp_port, del, &n, &allocated); | |
797 | } | |
2a73b1d7 BP |
798 | for (i = 0; i < n; i++) { |
799 | ofproto_port_del(br->ofproto, del[i]); | |
800 | } | |
801 | free(del); | |
96be8de5 BP |
802 | |
803 | /* Iterate over this module's idea of interfaces in 'br'. Remove any ports | |
804 | * that we didn't see when we iterated through the datapath, i.e. ports | |
805 | * that disappeared underneath use. This is an unusual situation, but it | |
806 | * can happen in some cases: | |
807 | * | |
808 | * - An admin runs a command like "ovs-dpctl del-port" (which is a bad | |
809 | * idea but could happen). | |
810 | * | |
811 | * - The port represented a device that disappeared, e.g. a tuntap | |
812 | * device destroyed via "tunctl -d", a physical Ethernet device | |
813 | * whose module was just unloaded via "rmmod", or a virtual NIC for a | |
814 | * VM whose VM was just terminated. */ | |
815 | HMAP_FOR_EACH_SAFE (port, port_next, hmap_node, &br->ports) { | |
816 | struct iface *iface, *iface_next; | |
817 | ||
818 | LIST_FOR_EACH_SAFE (iface, iface_next, port_elem, &port->ifaces) { | |
819 | if (!sset_contains(&ofproto_ports, iface->name)) { | |
820 | iface_destroy__(iface); | |
821 | } | |
822 | } | |
823 | ||
824 | if (list_is_empty(&port->ifaces)) { | |
825 | port_destroy(port); | |
826 | } | |
827 | } | |
828 | sset_destroy(&ofproto_ports); | |
2a73b1d7 BP |
829 | } |
830 | ||
831 | static void | |
4abb8608 BP |
832 | bridge_add_ports__(struct bridge *br, const struct shash *wanted_ports, |
833 | bool with_requested_port) | |
2a73b1d7 BP |
834 | { |
835 | struct shash_node *port_node; | |
836 | ||
837 | SHASH_FOR_EACH (port_node, wanted_ports) { | |
838 | const struct ovsrec_port *port_cfg = port_node->data; | |
839 | size_t i; | |
840 | ||
841 | for (i = 0; i < port_cfg->n_interfaces; i++) { | |
842 | const struct ovsrec_interface *iface_cfg = port_cfg->interfaces[i]; | |
4abb8608 BP |
843 | ofp_port_t requested_ofp_port; |
844 | ||
845 | requested_ofp_port = iface_get_requested_ofp_port(iface_cfg); | |
846 | if ((requested_ofp_port != OFPP_NONE) == with_requested_port) { | |
847 | struct iface *iface = iface_lookup(br, iface_cfg->name); | |
2a73b1d7 | 848 | |
4abb8608 BP |
849 | if (!iface) { |
850 | iface_create(br, iface_cfg, port_cfg); | |
851 | } | |
2a73b1d7 | 852 | } |
bae7208e | 853 | } |
66da9bef | 854 | } |
093e47f4 | 855 | } |
c3827f61 | 856 | |
4abb8608 BP |
857 | static void |
858 | bridge_add_ports(struct bridge *br, const struct shash *wanted_ports) | |
859 | { | |
860 | /* First add interfaces that request a particular port number. */ | |
861 | bridge_add_ports__(br, wanted_ports, true); | |
862 | ||
863 | /* Then add interfaces that want automatic port number assignment. | |
864 | * We add these afterward to avoid accidentally taking a specifically | |
865 | * requested port number. */ | |
866 | bridge_add_ports__(br, wanted_ports, false); | |
867 | } | |
868 | ||
fa066f01 BP |
869 | static void |
870 | port_configure(struct port *port) | |
871 | { | |
872 | const struct ovsrec_port *cfg = port->cfg; | |
873 | struct bond_settings bond_settings; | |
874 | struct lacp_settings lacp_settings; | |
875 | struct ofproto_bundle_settings s; | |
876 | struct iface *iface; | |
82057f51 | 877 | |
52a90c29 BP |
878 | if (cfg->vlan_mode && !strcmp(cfg->vlan_mode, "splinter")) { |
879 | configure_splinter_port(port); | |
880 | return; | |
881 | } | |
882 | ||
fa066f01 BP |
883 | /* Get name. */ |
884 | s.name = port->name; | |
3a6ccc8c | 885 | |
fa066f01 BP |
886 | /* Get slaves. */ |
887 | s.n_slaves = 0; | |
888 | s.slaves = xmalloc(list_size(&port->ifaces) * sizeof *s.slaves); | |
889 | LIST_FOR_EACH (iface, port_elem, &port->ifaces) { | |
892815f5 | 890 | s.slaves[s.n_slaves++] = iface->ofp_port; |
fa066f01 | 891 | } |
c3827f61 | 892 | |
fa066f01 BP |
893 | /* Get VLAN tag. */ |
894 | s.vlan = -1; | |
acaf1486 BP |
895 | if (cfg->tag && *cfg->tag >= 0 && *cfg->tag <= 4095) { |
896 | s.vlan = *cfg->tag; | |
fa066f01 | 897 | } |
b0ec0f27 | 898 | |
fa066f01 BP |
899 | /* Get VLAN trunks. */ |
900 | s.trunks = NULL; | |
ecac4ebf | 901 | if (cfg->n_trunks) { |
fa066f01 | 902 | s.trunks = vlan_bitmap_from_array(cfg->trunks, cfg->n_trunks); |
ecac4ebf BP |
903 | } |
904 | ||
905 | /* Get VLAN mode. */ | |
906 | if (cfg->vlan_mode) { | |
907 | if (!strcmp(cfg->vlan_mode, "access")) { | |
908 | s.vlan_mode = PORT_VLAN_ACCESS; | |
909 | } else if (!strcmp(cfg->vlan_mode, "trunk")) { | |
910 | s.vlan_mode = PORT_VLAN_TRUNK; | |
911 | } else if (!strcmp(cfg->vlan_mode, "native-tagged")) { | |
912 | s.vlan_mode = PORT_VLAN_NATIVE_TAGGED; | |
913 | } else if (!strcmp(cfg->vlan_mode, "native-untagged")) { | |
914 | s.vlan_mode = PORT_VLAN_NATIVE_UNTAGGED; | |
915 | } else { | |
916 | /* This "can't happen" because ovsdb-server should prevent it. */ | |
65a0903b TG |
917 | VLOG_WARN("port %s: unknown VLAN mode %s, falling " |
918 | "back to trunk mode", port->name, cfg->vlan_mode); | |
ecac4ebf BP |
919 | s.vlan_mode = PORT_VLAN_TRUNK; |
920 | } | |
921 | } else { | |
922 | if (s.vlan >= 0) { | |
923 | s.vlan_mode = PORT_VLAN_ACCESS; | |
924 | if (cfg->n_trunks) { | |
65a0903b TG |
925 | VLOG_WARN("port %s: ignoring trunks in favor of implicit vlan", |
926 | port->name); | |
ecac4ebf BP |
927 | } |
928 | } else { | |
929 | s.vlan_mode = PORT_VLAN_TRUNK; | |
930 | } | |
064af421 | 931 | } |
a699f614 EJ |
932 | s.use_priority_tags = smap_get_bool(&cfg->other_config, "priority-tags", |
933 | false); | |
064af421 | 934 | |
fa066f01 BP |
935 | /* Get LACP settings. */ |
936 | s.lacp = port_configure_lacp(port, &lacp_settings); | |
937 | if (s.lacp) { | |
938 | size_t i = 0; | |
064af421 | 939 | |
fa066f01 BP |
940 | s.lacp_slaves = xmalloc(s.n_slaves * sizeof *s.lacp_slaves); |
941 | LIST_FOR_EACH (iface, port_elem, &port->ifaces) { | |
942 | iface_configure_lacp(iface, &s.lacp_slaves[i++]); | |
064af421 | 943 | } |
fa066f01 BP |
944 | } else { |
945 | s.lacp_slaves = NULL; | |
946 | } | |
064af421 | 947 | |
fa066f01 BP |
948 | /* Get bond settings. */ |
949 | if (s.n_slaves > 1) { | |
fa066f01 | 950 | s.bond = &bond_settings; |
df53d41c | 951 | port_configure_bond(port, &bond_settings); |
fa066f01 BP |
952 | } else { |
953 | s.bond = NULL; | |
1670c579 EJ |
954 | LIST_FOR_EACH (iface, port_elem, &port->ifaces) { |
955 | netdev_set_miimon_interval(iface->netdev, 0); | |
956 | } | |
fa066f01 | 957 | } |
093e47f4 | 958 | |
fa066f01 BP |
959 | /* Register. */ |
960 | ofproto_bundle_register(port->bridge->ofproto, port, &s); | |
76343538 | 961 | |
fa066f01 | 962 | /* Clean up. */ |
4e51de4c | 963 | free(s.slaves); |
fa066f01 BP |
964 | free(s.trunks); |
965 | free(s.lacp_slaves); | |
966 | } | |
76343538 | 967 | |
6f90b8f4 BP |
968 | /* Pick local port hardware address and datapath ID for 'br'. */ |
969 | static void | |
970 | bridge_configure_datapath_id(struct bridge *br) | |
971 | { | |
972 | uint8_t ea[ETH_ADDR_LEN]; | |
973 | uint64_t dpid; | |
974 | struct iface *local_iface; | |
975 | struct iface *hw_addr_iface; | |
976 | char *dpid_string; | |
76343538 | 977 | |
6f90b8f4 | 978 | bridge_pick_local_hw_addr(br, ea, &hw_addr_iface); |
892815f5 | 979 | local_iface = iface_from_ofp_port(br, OFPP_LOCAL); |
6f90b8f4 BP |
980 | if (local_iface) { |
981 | int error = netdev_set_etheraddr(local_iface->netdev, ea); | |
982 | if (error) { | |
983 | static struct vlog_rate_limit rl = VLOG_RATE_LIMIT_INIT(1, 5); | |
984 | VLOG_ERR_RL(&rl, "bridge %s: failed to set bridge " | |
985 | "Ethernet address: %s", | |
10a89ef0 | 986 | br->name, ovs_strerror(error)); |
6f90b8f4 BP |
987 | } |
988 | } | |
989 | memcpy(br->ea, ea, ETH_ADDR_LEN); | |
76343538 | 990 | |
6f90b8f4 | 991 | dpid = bridge_pick_datapath_id(br, ea, hw_addr_iface); |
e825ace2 BP |
992 | if (dpid != ofproto_get_datapath_id(br->ofproto)) { |
993 | VLOG_INFO("bridge %s: using datapath ID %016"PRIx64, br->name, dpid); | |
994 | ofproto_set_datapath_id(br->ofproto, dpid); | |
995 | } | |
76343538 | 996 | |
6f90b8f4 BP |
997 | dpid_string = xasprintf("%016"PRIx64, dpid); |
998 | ovsrec_bridge_set_datapath_id(br->cfg, dpid_string); | |
999 | free(dpid_string); | |
1000 | } | |
064af421 | 1001 | |
7beaa082 SH |
1002 | /* Returns a bitmap of "enum ofputil_protocol"s that are allowed for use with |
1003 | * 'br'. */ | |
1004 | static uint32_t | |
1005 | bridge_get_allowed_versions(struct bridge *br) | |
1006 | { | |
1007 | if (!br->cfg->n_protocols) | |
1008 | return 0; | |
1009 | ||
aa233d57 BP |
1010 | return ofputil_versions_from_strings(br->cfg->protocols, |
1011 | br->cfg->n_protocols); | |
7beaa082 SH |
1012 | } |
1013 | ||
6f90b8f4 BP |
1014 | /* Set NetFlow configuration on 'br'. */ |
1015 | static void | |
1016 | bridge_configure_netflow(struct bridge *br) | |
1017 | { | |
1018 | struct ovsrec_netflow *cfg = br->cfg->netflow; | |
1019 | struct netflow_options opts; | |
72b06300 | 1020 | |
6f90b8f4 BP |
1021 | if (!cfg) { |
1022 | ofproto_set_netflow(br->ofproto, NULL); | |
1023 | return; | |
1024 | } | |
a4af0040 | 1025 | |
6f90b8f4 | 1026 | memset(&opts, 0, sizeof opts); |
72b06300 | 1027 | |
6f90b8f4 BP |
1028 | /* Get default NetFlow configuration from datapath. |
1029 | * Apply overrides from 'cfg'. */ | |
1030 | ofproto_get_netflow_ids(br->ofproto, &opts.engine_type, &opts.engine_id); | |
1031 | if (cfg->engine_type) { | |
1032 | opts.engine_type = *cfg->engine_type; | |
1033 | } | |
1034 | if (cfg->engine_id) { | |
1035 | opts.engine_id = *cfg->engine_id; | |
1036 | } | |
72b06300 | 1037 | |
6f90b8f4 BP |
1038 | /* Configure active timeout interval. */ |
1039 | opts.active_timeout = cfg->active_timeout; | |
1040 | if (!opts.active_timeout) { | |
1041 | opts.active_timeout = -1; | |
1042 | } else if (opts.active_timeout < 0) { | |
1043 | VLOG_WARN("bridge %s: active timeout interval set to negative " | |
1044 | "value, using default instead (%d seconds)", br->name, | |
1045 | NF_ACTIVE_TIMEOUT_DEFAULT); | |
1046 | opts.active_timeout = -1; | |
1047 | } | |
72b06300 | 1048 | |
6f90b8f4 BP |
1049 | /* Add engine ID to interface number to disambiguate bridgs? */ |
1050 | opts.add_id_to_iface = cfg->add_id_to_interface; | |
1051 | if (opts.add_id_to_iface) { | |
1052 | if (opts.engine_id > 0x7f) { | |
1053 | VLOG_WARN("bridge %s: NetFlow port mangling may conflict with " | |
1054 | "another vswitch, choose an engine id less than 128", | |
1055 | br->name); | |
1056 | } | |
1057 | if (hmap_count(&br->ports) > 508) { | |
1058 | VLOG_WARN("bridge %s: NetFlow port mangling will conflict with " | |
1059 | "another port when more than 508 ports are used", | |
1060 | br->name); | |
1061 | } | |
1062 | } | |
72b06300 | 1063 | |
6f90b8f4 BP |
1064 | /* Collectors. */ |
1065 | sset_init(&opts.collectors); | |
1066 | sset_add_array(&opts.collectors, cfg->targets, cfg->n_targets); | |
a4af0040 | 1067 | |
6f90b8f4 BP |
1068 | /* Configure. */ |
1069 | if (ofproto_set_netflow(br->ofproto, &opts)) { | |
1070 | VLOG_ERR("bridge %s: problem setting netflow collectors", br->name); | |
1071 | } | |
1072 | sset_destroy(&opts.collectors); | |
1073 | } | |
72b06300 | 1074 | |
6f90b8f4 BP |
1075 | /* Set sFlow configuration on 'br'. */ |
1076 | static void | |
1077 | bridge_configure_sflow(struct bridge *br, int *sflow_bridge_number) | |
1078 | { | |
1079 | const struct ovsrec_sflow *cfg = br->cfg->sflow; | |
1080 | struct ovsrec_controller **controllers; | |
1081 | struct ofproto_sflow_options oso; | |
1082 | size_t n_controllers; | |
1083 | size_t i; | |
72b06300 | 1084 | |
6f90b8f4 BP |
1085 | if (!cfg) { |
1086 | ofproto_set_sflow(br->ofproto, NULL); | |
1087 | return; | |
064af421 | 1088 | } |
8052fb14 | 1089 | |
6f90b8f4 | 1090 | memset(&oso, 0, sizeof oso); |
52df17e7 | 1091 | |
6f90b8f4 BP |
1092 | sset_init(&oso.targets); |
1093 | sset_add_array(&oso.targets, cfg->targets, cfg->n_targets); | |
c1c9c9c4 | 1094 | |
6f90b8f4 BP |
1095 | oso.sampling_rate = SFL_DEFAULT_SAMPLING_RATE; |
1096 | if (cfg->sampling) { | |
1097 | oso.sampling_rate = *cfg->sampling; | |
064af421 | 1098 | } |
6f90b8f4 BP |
1099 | |
1100 | oso.polling_interval = SFL_DEFAULT_POLLING_INTERVAL; | |
1101 | if (cfg->polling) { | |
1102 | oso.polling_interval = *cfg->polling; | |
064af421 | 1103 | } |
093e47f4 | 1104 | |
6f90b8f4 BP |
1105 | oso.header_len = SFL_DEFAULT_HEADER_SIZE; |
1106 | if (cfg->header) { | |
1107 | oso.header_len = *cfg->header; | |
1108 | } | |
392730c4 | 1109 | |
6f90b8f4 BP |
1110 | oso.sub_id = (*sflow_bridge_number)++; |
1111 | oso.agent_device = cfg->agent; | |
392730c4 | 1112 | |
6f90b8f4 BP |
1113 | oso.control_ip = NULL; |
1114 | n_controllers = bridge_get_controllers(br, &controllers); | |
1115 | for (i = 0; i < n_controllers; i++) { | |
1116 | if (controllers[i]->local_ip) { | |
1117 | oso.control_ip = controllers[i]->local_ip; | |
1118 | break; | |
b31bcf60 EJ |
1119 | } |
1120 | } | |
6f90b8f4 | 1121 | ofproto_set_sflow(br->ofproto, &oso); |
b31bcf60 | 1122 | |
6f90b8f4 BP |
1123 | sset_destroy(&oso.targets); |
1124 | } | |
a7ff9bd7 | 1125 | |
88afd5fc RL |
1126 | /* Returns whether a IPFIX row is valid. */ |
1127 | static bool | |
1128 | ovsrec_ipfix_is_valid(const struct ovsrec_ipfix *ipfix) | |
1129 | { | |
1130 | return ipfix && ipfix->n_targets > 0; | |
1131 | } | |
1132 | ||
3388e51a RL |
1133 | /* Returns whether a Flow_Sample_Collector_Set row is valid. */ |
1134 | static bool | |
1135 | ovsrec_fscs_is_valid(const struct ovsrec_flow_sample_collector_set *fscs, | |
1136 | const struct bridge *br) | |
1137 | { | |
88afd5fc | 1138 | return ovsrec_ipfix_is_valid(fscs->ipfix) && fscs->bridge == br->cfg; |
3388e51a RL |
1139 | } |
1140 | ||
29089a54 RL |
1141 | /* Set IPFIX configuration on 'br'. */ |
1142 | static void | |
1143 | bridge_configure_ipfix(struct bridge *br) | |
1144 | { | |
1145 | const struct ovsrec_ipfix *be_cfg = br->cfg->ipfix; | |
88afd5fc | 1146 | bool valid_be_cfg = ovsrec_ipfix_is_valid(be_cfg); |
29089a54 RL |
1147 | const struct ovsrec_flow_sample_collector_set *fe_cfg; |
1148 | struct ofproto_ipfix_bridge_exporter_options be_opts; | |
1149 | struct ofproto_ipfix_flow_exporter_options *fe_opts = NULL; | |
1150 | size_t n_fe_opts = 0; | |
1151 | ||
1152 | OVSREC_FLOW_SAMPLE_COLLECTOR_SET_FOR_EACH(fe_cfg, idl) { | |
3388e51a | 1153 | if (ovsrec_fscs_is_valid(fe_cfg, br)) { |
29089a54 RL |
1154 | n_fe_opts++; |
1155 | } | |
1156 | } | |
1157 | ||
88afd5fc | 1158 | if (!valid_be_cfg && n_fe_opts == 0) { |
29089a54 RL |
1159 | ofproto_set_ipfix(br->ofproto, NULL, NULL, 0); |
1160 | return; | |
1161 | } | |
1162 | ||
88afd5fc | 1163 | if (valid_be_cfg) { |
29089a54 RL |
1164 | memset(&be_opts, 0, sizeof be_opts); |
1165 | ||
1166 | sset_init(&be_opts.targets); | |
1167 | sset_add_array(&be_opts.targets, be_cfg->targets, be_cfg->n_targets); | |
1168 | ||
1169 | if (be_cfg->sampling) { | |
1170 | be_opts.sampling_rate = *be_cfg->sampling; | |
1171 | } else { | |
1172 | be_opts.sampling_rate = SFL_DEFAULT_SAMPLING_RATE; | |
1173 | } | |
1174 | if (be_cfg->obs_domain_id) { | |
1175 | be_opts.obs_domain_id = *be_cfg->obs_domain_id; | |
1176 | } | |
1177 | if (be_cfg->obs_point_id) { | |
1178 | be_opts.obs_point_id = *be_cfg->obs_point_id; | |
1179 | } | |
978427a5 RL |
1180 | if (be_cfg->cache_active_timeout) { |
1181 | be_opts.cache_active_timeout = *be_cfg->cache_active_timeout; | |
1182 | } | |
1183 | if (be_cfg->cache_max_flows) { | |
1184 | be_opts.cache_max_flows = *be_cfg->cache_max_flows; | |
1185 | } | |
8b7ea2d4 WZ |
1186 | |
1187 | be_opts.enable_tunnel_sampling = smap_get_bool(&be_cfg->other_config, | |
1188 | "enable-tunnel-sampling", true); | |
1189 | ||
1190 | be_opts.enable_input_sampling = !smap_get_bool(&be_cfg->other_config, | |
1191 | "enable-input-sampling", false); | |
1192 | ||
1193 | be_opts.enable_output_sampling = !smap_get_bool(&be_cfg->other_config, | |
1194 | "enable-output-sampling", false); | |
29089a54 RL |
1195 | } |
1196 | ||
1197 | if (n_fe_opts > 0) { | |
1198 | struct ofproto_ipfix_flow_exporter_options *opts; | |
1199 | fe_opts = xcalloc(n_fe_opts, sizeof *fe_opts); | |
1200 | opts = fe_opts; | |
1201 | OVSREC_FLOW_SAMPLE_COLLECTOR_SET_FOR_EACH(fe_cfg, idl) { | |
3388e51a | 1202 | if (ovsrec_fscs_is_valid(fe_cfg, br)) { |
29089a54 RL |
1203 | opts->collector_set_id = fe_cfg->id; |
1204 | sset_init(&opts->targets); | |
1205 | sset_add_array(&opts->targets, fe_cfg->ipfix->targets, | |
1206 | fe_cfg->ipfix->n_targets); | |
978427a5 RL |
1207 | opts->cache_active_timeout = fe_cfg->ipfix->cache_active_timeout |
1208 | ? *fe_cfg->ipfix->cache_active_timeout : 0; | |
1209 | opts->cache_max_flows = fe_cfg->ipfix->cache_max_flows | |
1210 | ? *fe_cfg->ipfix->cache_max_flows : 0; | |
29089a54 RL |
1211 | opts++; |
1212 | } | |
1213 | } | |
1214 | } | |
1215 | ||
88afd5fc | 1216 | ofproto_set_ipfix(br->ofproto, valid_be_cfg ? &be_opts : NULL, fe_opts, |
29089a54 RL |
1217 | n_fe_opts); |
1218 | ||
88afd5fc | 1219 | if (valid_be_cfg) { |
29089a54 RL |
1220 | sset_destroy(&be_opts.targets); |
1221 | } | |
1222 | ||
1223 | if (n_fe_opts > 0) { | |
1224 | struct ofproto_ipfix_flow_exporter_options *opts = fe_opts; | |
1225 | size_t i; | |
1226 | for (i = 0; i < n_fe_opts; i++) { | |
1227 | sset_destroy(&opts->targets); | |
1228 | opts++; | |
1229 | } | |
1230 | free(fe_opts); | |
1231 | } | |
1232 | } | |
1233 | ||
21f7563c JP |
1234 | static void |
1235 | port_configure_stp(const struct ofproto *ofproto, struct port *port, | |
1236 | struct ofproto_port_stp_settings *port_s, | |
1237 | int *port_num_counter, unsigned long *port_num_bitmap) | |
1238 | { | |
1239 | const char *config_str; | |
1240 | struct iface *iface; | |
1241 | ||
079b5942 | 1242 | if (!smap_get_bool(&port->cfg->other_config, "stp-enable", true)) { |
21f7563c JP |
1243 | port_s->enable = false; |
1244 | return; | |
1245 | } else { | |
1246 | port_s->enable = true; | |
1247 | } | |
1248 | ||
1249 | /* STP over bonds is not supported. */ | |
1250 | if (!list_is_singleton(&port->ifaces)) { | |
1251 | VLOG_ERR("port %s: cannot enable STP on bonds, disabling", | |
1252 | port->name); | |
1253 | port_s->enable = false; | |
1254 | return; | |
1255 | } | |
1256 | ||
1257 | iface = CONTAINER_OF(list_front(&port->ifaces), struct iface, port_elem); | |
1258 | ||
1259 | /* Internal ports shouldn't participate in spanning tree, so | |
1260 | * skip them. */ | |
1261 | if (!strcmp(iface->type, "internal")) { | |
1262 | VLOG_DBG("port %s: disable STP on internal ports", port->name); | |
1263 | port_s->enable = false; | |
1264 | return; | |
1265 | } | |
1266 | ||
1267 | /* STP on mirror output ports is not supported. */ | |
1268 | if (ofproto_is_mirror_output_bundle(ofproto, port)) { | |
1269 | VLOG_DBG("port %s: disable STP on mirror ports", port->name); | |
1270 | port_s->enable = false; | |
1271 | return; | |
1272 | } | |
1273 | ||
a699f614 | 1274 | config_str = smap_get(&port->cfg->other_config, "stp-port-num"); |
21f7563c JP |
1275 | if (config_str) { |
1276 | unsigned long int port_num = strtoul(config_str, NULL, 0); | |
1277 | int port_idx = port_num - 1; | |
1278 | ||
1279 | if (port_num < 1 || port_num > STP_MAX_PORTS) { | |
1280 | VLOG_ERR("port %s: invalid stp-port-num", port->name); | |
1281 | port_s->enable = false; | |
1282 | return; | |
1283 | } | |
1284 | ||
1285 | if (bitmap_is_set(port_num_bitmap, port_idx)) { | |
1286 | VLOG_ERR("port %s: duplicate stp-port-num %lu, disabling", | |
1287 | port->name, port_num); | |
1288 | port_s->enable = false; | |
1289 | return; | |
1290 | } | |
1291 | bitmap_set1(port_num_bitmap, port_idx); | |
1292 | port_s->port_num = port_idx; | |
1293 | } else { | |
6019f124 | 1294 | if (*port_num_counter >= STP_MAX_PORTS) { |
21f7563c JP |
1295 | VLOG_ERR("port %s: too many STP ports, disabling", port->name); |
1296 | port_s->enable = false; | |
1297 | return; | |
1298 | } | |
1299 | ||
1300 | port_s->port_num = (*port_num_counter)++; | |
1301 | } | |
1302 | ||
a699f614 | 1303 | config_str = smap_get(&port->cfg->other_config, "stp-path-cost"); |
21f7563c JP |
1304 | if (config_str) { |
1305 | port_s->path_cost = strtoul(config_str, NULL, 10); | |
1306 | } else { | |
6c038611 | 1307 | enum netdev_features current; |
d02a5f8e | 1308 | unsigned int mbps; |
21f7563c | 1309 | |
d02a5f8e BP |
1310 | netdev_get_features(iface->netdev, ¤t, NULL, NULL, NULL); |
1311 | mbps = netdev_features_to_bps(current, 100 * 1000 * 1000) / 1000000; | |
1312 | port_s->path_cost = stp_convert_speed_to_cost(mbps); | |
21f7563c JP |
1313 | } |
1314 | ||
a699f614 | 1315 | config_str = smap_get(&port->cfg->other_config, "stp-port-priority"); |
21f7563c JP |
1316 | if (config_str) { |
1317 | port_s->priority = strtoul(config_str, NULL, 0); | |
1318 | } else { | |
1319 | port_s->priority = STP_DEFAULT_PORT_PRIORITY; | |
1320 | } | |
1321 | } | |
1322 | ||
9efd308e DV |
1323 | static void |
1324 | port_configure_rstp(const struct ofproto *ofproto, struct port *port, | |
1325 | struct ofproto_port_rstp_settings *port_s, int *port_num_counter) | |
1326 | { | |
1327 | const char *config_str; | |
1328 | struct iface *iface; | |
1329 | ||
1330 | if (!smap_get_bool(&port->cfg->other_config, "rstp-enable", true)) { | |
1331 | port_s->enable = false; | |
1332 | return; | |
1333 | } else { | |
1334 | port_s->enable = true; | |
1335 | } | |
1336 | ||
1337 | /* RSTP over bonds is not supported. */ | |
1338 | if (!list_is_singleton(&port->ifaces)) { | |
1339 | VLOG_ERR("port %s: cannot enable RSTP on bonds, disabling", | |
1340 | port->name); | |
1341 | port_s->enable = false; | |
1342 | return; | |
1343 | } | |
1344 | ||
1345 | iface = CONTAINER_OF(list_front(&port->ifaces), struct iface, port_elem); | |
1346 | ||
1347 | /* Internal ports shouldn't participate in spanning tree, so | |
1348 | * skip them. */ | |
1349 | if (!strcmp(iface->type, "internal")) { | |
1350 | VLOG_DBG("port %s: disable RSTP on internal ports", port->name); | |
1351 | port_s->enable = false; | |
1352 | return; | |
1353 | } | |
1354 | ||
1355 | /* RSTP on mirror output ports is not supported. */ | |
1356 | if (ofproto_is_mirror_output_bundle(ofproto, port)) { | |
1357 | VLOG_DBG("port %s: disable RSTP on mirror ports", port->name); | |
1358 | port_s->enable = false; | |
1359 | return; | |
1360 | } | |
1361 | ||
1362 | config_str = smap_get(&port->cfg->other_config, "rstp-port-num"); | |
1363 | if (config_str) { | |
1364 | unsigned long int port_num = strtoul(config_str, NULL, 0); | |
1365 | if (port_num < 1 || port_num > RSTP_MAX_PORTS) { | |
1366 | VLOG_ERR("port %s: invalid rstp-port-num", port->name); | |
1367 | port_s->enable = false; | |
1368 | return; | |
1369 | } | |
1370 | port_s->port_num = port_num; | |
4b30ba05 | 1371 | } else { |
9efd308e DV |
1372 | if (*port_num_counter >= RSTP_MAX_PORTS) { |
1373 | VLOG_ERR("port %s: too many RSTP ports, disabling", port->name); | |
1374 | port_s->enable = false; | |
1375 | return; | |
1376 | } | |
4b30ba05 JR |
1377 | /* If rstp-port-num is not specified, use 0. |
1378 | * rstp_port_set_port_number() will look for the first free one. */ | |
9efd308e DV |
1379 | port_s->port_num = 0; |
1380 | } | |
1381 | ||
1382 | config_str = smap_get(&port->cfg->other_config, "rstp-path-cost"); | |
1383 | if (config_str) { | |
1384 | port_s->path_cost = strtoul(config_str, NULL, 10); | |
1385 | } else { | |
1386 | enum netdev_features current; | |
1387 | unsigned int mbps; | |
1388 | ||
1389 | netdev_get_features(iface->netdev, ¤t, NULL, NULL, NULL); | |
1390 | mbps = netdev_features_to_bps(current, 100 * 1000 * 1000) / 1000000; | |
1391 | port_s->path_cost = rstp_convert_speed_to_cost(mbps); | |
1392 | } | |
1393 | ||
1394 | config_str = smap_get(&port->cfg->other_config, "rstp-port-priority"); | |
1395 | if (config_str) { | |
1396 | port_s->priority = strtoul(config_str, NULL, 0); | |
1397 | } else { | |
1398 | port_s->priority = RSTP_DEFAULT_PORT_PRIORITY; | |
1399 | } | |
1400 | ||
67e8c1ac JR |
1401 | config_str = smap_get(&port->cfg->other_config, "rstp-admin-p2p-mac"); |
1402 | if (config_str) { | |
1403 | port_s->admin_p2p_mac_state = strtoul(config_str, NULL, 0); | |
1404 | } else { | |
1405 | port_s->admin_p2p_mac_state = RSTP_ADMIN_P2P_MAC_FORCE_TRUE; | |
1406 | } | |
1407 | ||
1408 | port_s->admin_port_state = smap_get_bool(&port->cfg->other_config, | |
1409 | "rstp-admin-port-state", true); | |
1410 | ||
9efd308e DV |
1411 | port_s->admin_edge_port = smap_get_bool(&port->cfg->other_config, |
1412 | "rstp-port-admin-edge", false); | |
1413 | port_s->auto_edge = smap_get_bool(&port->cfg->other_config, | |
1414 | "rstp-port-auto-edge", true); | |
1415 | port_s->mcheck = smap_get_bool(&port->cfg->other_config, | |
1416 | "rstp-port-mcheck", false); | |
1417 | } | |
1418 | ||
21f7563c JP |
1419 | /* Set spanning tree configuration on 'br'. */ |
1420 | static void | |
1421 | bridge_configure_stp(struct bridge *br) | |
1422 | { | |
9efd308e | 1423 | struct ofproto_rstp_status rstp_status; |
4b30ba05 | 1424 | |
9efd308e | 1425 | ofproto_get_rstp_status(br->ofproto, &rstp_status); |
21f7563c JP |
1426 | if (!br->cfg->stp_enable) { |
1427 | ofproto_set_stp(br->ofproto, NULL); | |
9efd308e DV |
1428 | } else if (rstp_status.enabled) { |
1429 | /* Do not activate STP if RSTP is enabled. */ | |
1430 | VLOG_ERR("STP cannot be enabled if RSTP is running."); | |
1431 | ofproto_set_stp(br->ofproto, NULL); | |
1432 | ovsrec_bridge_set_stp_enable(br->cfg, false); | |
21f7563c JP |
1433 | } else { |
1434 | struct ofproto_stp_settings br_s; | |
1435 | const char *config_str; | |
1436 | struct port *port; | |
1437 | int port_num_counter; | |
1438 | unsigned long *port_num_bitmap; | |
1439 | ||
a699f614 | 1440 | config_str = smap_get(&br->cfg->other_config, "stp-system-id"); |
21f7563c JP |
1441 | if (config_str) { |
1442 | uint8_t ea[ETH_ADDR_LEN]; | |
1443 | ||
1444 | if (eth_addr_from_string(config_str, ea)) { | |
1445 | br_s.system_id = eth_addr_to_uint64(ea); | |
1446 | } else { | |
1447 | br_s.system_id = eth_addr_to_uint64(br->ea); | |
1448 | VLOG_ERR("bridge %s: invalid stp-system-id, defaulting " | |
1449 | "to "ETH_ADDR_FMT, br->name, ETH_ADDR_ARGS(br->ea)); | |
1450 | } | |
1451 | } else { | |
1452 | br_s.system_id = eth_addr_to_uint64(br->ea); | |
1453 | } | |
1454 | ||
a699f614 | 1455 | config_str = smap_get(&br->cfg->other_config, "stp-priority"); |
21f7563c JP |
1456 | if (config_str) { |
1457 | br_s.priority = strtoul(config_str, NULL, 0); | |
1458 | } else { | |
1459 | br_s.priority = STP_DEFAULT_BRIDGE_PRIORITY; | |
1460 | } | |
1461 | ||
a699f614 | 1462 | config_str = smap_get(&br->cfg->other_config, "stp-hello-time"); |
21f7563c JP |
1463 | if (config_str) { |
1464 | br_s.hello_time = strtoul(config_str, NULL, 10) * 1000; | |
1465 | } else { | |
1466 | br_s.hello_time = STP_DEFAULT_HELLO_TIME; | |
1467 | } | |
1468 | ||
a699f614 | 1469 | config_str = smap_get(&br->cfg->other_config, "stp-max-age"); |
21f7563c JP |
1470 | if (config_str) { |
1471 | br_s.max_age = strtoul(config_str, NULL, 10) * 1000; | |
1472 | } else { | |
1473 | br_s.max_age = STP_DEFAULT_MAX_AGE; | |
1474 | } | |
1475 | ||
a699f614 | 1476 | config_str = smap_get(&br->cfg->other_config, "stp-forward-delay"); |
21f7563c JP |
1477 | if (config_str) { |
1478 | br_s.fwd_delay = strtoul(config_str, NULL, 10) * 1000; | |
1479 | } else { | |
1480 | br_s.fwd_delay = STP_DEFAULT_FWD_DELAY; | |
1481 | } | |
1482 | ||
1483 | /* Configure STP on the bridge. */ | |
1484 | if (ofproto_set_stp(br->ofproto, &br_s)) { | |
1485 | VLOG_ERR("bridge %s: could not enable STP", br->name); | |
1486 | return; | |
1487 | } | |
1488 | ||
1489 | /* Users must either set the port number with the "stp-port-num" | |
1490 | * configuration on all ports or none. If manual configuration | |
1491 | * is not done, then we allocate them sequentially. */ | |
1492 | port_num_counter = 0; | |
1493 | port_num_bitmap = bitmap_allocate(STP_MAX_PORTS); | |
1494 | HMAP_FOR_EACH (port, hmap_node, &br->ports) { | |
1495 | struct ofproto_port_stp_settings port_s; | |
1496 | struct iface *iface; | |
1497 | ||
1498 | port_configure_stp(br->ofproto, port, &port_s, | |
1499 | &port_num_counter, port_num_bitmap); | |
1500 | ||
1501 | /* As bonds are not supported, just apply configuration to | |
1502 | * all interfaces. */ | |
1503 | LIST_FOR_EACH (iface, port_elem, &port->ifaces) { | |
1504 | if (ofproto_port_set_stp(br->ofproto, iface->ofp_port, | |
1505 | &port_s)) { | |
1506 | VLOG_ERR("port %s: could not enable STP", port->name); | |
1507 | continue; | |
1508 | } | |
1509 | } | |
1510 | } | |
1511 | ||
b71273f6 | 1512 | if (bitmap_scan(port_num_bitmap, 1, 0, STP_MAX_PORTS) != STP_MAX_PORTS |
21f7563c JP |
1513 | && port_num_counter) { |
1514 | VLOG_ERR("bridge %s: must manually configure all STP port " | |
1515 | "IDs or none, disabling", br->name); | |
1516 | ofproto_set_stp(br->ofproto, NULL); | |
1517 | } | |
1518 | bitmap_free(port_num_bitmap); | |
1519 | } | |
1520 | } | |
1521 | ||
9efd308e DV |
1522 | static void |
1523 | bridge_configure_rstp(struct bridge *br) | |
1524 | { | |
1525 | struct ofproto_stp_status stp_status; | |
4b30ba05 | 1526 | |
9efd308e DV |
1527 | ofproto_get_stp_status(br->ofproto, &stp_status); |
1528 | if (!br->cfg->rstp_enable) { | |
1529 | ofproto_set_rstp(br->ofproto, NULL); | |
1530 | } else if (stp_status.enabled) { | |
1531 | /* Do not activate RSTP if STP is enabled. */ | |
1532 | VLOG_ERR("RSTP cannot be enabled if STP is running."); | |
1533 | ofproto_set_rstp(br->ofproto, NULL); | |
1534 | ovsrec_bridge_set_rstp_enable(br->cfg, false); | |
1535 | } else { | |
1536 | struct ofproto_rstp_settings br_s; | |
1537 | const char *config_str; | |
1538 | struct port *port; | |
1539 | int port_num_counter; | |
1540 | ||
1541 | config_str = smap_get(&br->cfg->other_config, "rstp-address"); | |
1542 | if (config_str) { | |
1543 | uint8_t ea[ETH_ADDR_LEN]; | |
1544 | ||
1545 | if (eth_addr_from_string(config_str, ea)) { | |
1546 | br_s.address = eth_addr_to_uint64(ea); | |
1547 | } | |
1548 | else { | |
1549 | br_s.address = eth_addr_to_uint64(br->ea); | |
1550 | VLOG_ERR("bridge %s: invalid rstp-address, defaulting " | |
1551 | "to "ETH_ADDR_FMT, br->name, ETH_ADDR_ARGS(br->ea)); | |
1552 | } | |
1553 | } | |
1554 | else { | |
1555 | br_s.address = eth_addr_to_uint64(br->ea); | |
1556 | } | |
1557 | ||
1558 | config_str = smap_get(&br->cfg->other_config, "rstp-priority"); | |
1559 | if (config_str) { | |
1560 | br_s.priority = strtoul(config_str, NULL, 0); | |
1561 | } else { | |
1562 | br_s.priority = RSTP_DEFAULT_PRIORITY; | |
1563 | } | |
1564 | ||
1565 | config_str = smap_get(&br->cfg->other_config, "rstp-ageing-time"); | |
1566 | if (config_str) { | |
1567 | br_s.ageing_time = strtoul(config_str, NULL, 0); | |
1568 | } else { | |
1569 | br_s.ageing_time = RSTP_DEFAULT_AGEING_TIME; | |
1570 | } | |
1571 | ||
1572 | config_str = smap_get(&br->cfg->other_config, | |
1573 | "rstp-force-protocol-version"); | |
1574 | if (config_str) { | |
1575 | br_s.force_protocol_version = strtoul(config_str, NULL, 0); | |
1576 | } else { | |
1577 | br_s.force_protocol_version = FPV_DEFAULT; | |
1578 | } | |
1579 | ||
1580 | config_str = smap_get(&br->cfg->other_config, "rstp-max-age"); | |
1581 | if (config_str) { | |
1582 | br_s.bridge_max_age = strtoul(config_str, NULL, 10); | |
1583 | } else { | |
1584 | br_s.bridge_max_age = RSTP_DEFAULT_BRIDGE_MAX_AGE; | |
1585 | } | |
1586 | ||
1587 | config_str = smap_get(&br->cfg->other_config, "rstp-forward-delay"); | |
1588 | if (config_str) { | |
1589 | br_s.bridge_forward_delay = strtoul(config_str, NULL, 10); | |
1590 | } else { | |
1591 | br_s.bridge_forward_delay = RSTP_DEFAULT_BRIDGE_FORWARD_DELAY; | |
1592 | } | |
1593 | ||
1594 | config_str = smap_get(&br->cfg->other_config, | |
1595 | "rstp-transmit-hold-count"); | |
1596 | if (config_str) { | |
1597 | br_s.transmit_hold_count = strtoul(config_str, NULL, 10); | |
1598 | } else { | |
1599 | br_s.transmit_hold_count = RSTP_DEFAULT_TRANSMIT_HOLD_COUNT; | |
1600 | } | |
1601 | ||
1602 | /* Configure RSTP on the bridge. */ | |
1603 | if (ofproto_set_rstp(br->ofproto, &br_s)) { | |
1604 | VLOG_ERR("bridge %s: could not enable RSTP", br->name); | |
1605 | return; | |
1606 | } | |
1607 | ||
1608 | port_num_counter = 0; | |
1609 | HMAP_FOR_EACH (port, hmap_node, &br->ports) { | |
1610 | struct ofproto_port_rstp_settings port_s; | |
1611 | struct iface *iface; | |
1612 | ||
1613 | port_configure_rstp(br->ofproto, port, &port_s, | |
1614 | &port_num_counter); | |
1615 | ||
1616 | /* As bonds are not supported, just apply configuration to | |
1617 | * all interfaces. */ | |
1618 | LIST_FOR_EACH (iface, port_elem, &port->ifaces) { | |
1619 | if (ofproto_port_set_rstp(br->ofproto, iface->ofp_port, | |
1620 | &port_s)) { | |
1621 | VLOG_ERR("port %s: could not enable RSTP", port->name); | |
1622 | continue; | |
1623 | } | |
1624 | } | |
1625 | } | |
1626 | } | |
1627 | } | |
1628 | ||
e8192d80 BP |
1629 | static bool |
1630 | bridge_has_bond_fake_iface(const struct bridge *br, const char *name) | |
1631 | { | |
1632 | const struct port *port = port_lookup(br, name); | |
1633 | return port && port_is_bond_fake_iface(port); | |
093e47f4 BP |
1634 | } |
1635 | ||
e8192d80 BP |
1636 | static bool |
1637 | port_is_bond_fake_iface(const struct port *port) | |
093e47f4 | 1638 | { |
e8192d80 BP |
1639 | return port->cfg->bond_fake_iface && !list_is_short(&port->ifaces); |
1640 | } | |
093e47f4 | 1641 | |
66da9bef BP |
1642 | static void |
1643 | add_del_bridges(const struct ovsrec_open_vswitch *cfg) | |
1644 | { | |
1645 | struct bridge *br, *next; | |
1646 | struct shash new_br; | |
1647 | size_t i; | |
1648 | ||
1649 | /* Collect new bridges' names and types. */ | |
1650 | shash_init(&new_br); | |
1651 | for (i = 0; i < cfg->n_bridges; i++) { | |
5af5b532 | 1652 | static struct vlog_rate_limit rl = VLOG_RATE_LIMIT_INIT(1, 5); |
66da9bef | 1653 | const struct ovsrec_bridge *br_cfg = cfg->bridges[i]; |
5af5b532 BP |
1654 | |
1655 | if (strchr(br_cfg->name, '/')) { | |
1656 | /* Prevent remote ovsdb-server users from accessing arbitrary | |
1657 | * directories, e.g. consider a bridge named "../../../etc/". */ | |
1658 | VLOG_WARN_RL(&rl, "ignoring bridge with invalid name \"%s\"", | |
1659 | br_cfg->name); | |
1660 | } else if (!shash_add_once(&new_br, br_cfg->name, br_cfg)) { | |
1661 | VLOG_WARN_RL(&rl, "bridge %s specified twice", br_cfg->name); | |
66da9bef BP |
1662 | } |
1663 | } | |
1664 | ||
1665 | /* Get rid of deleted bridges or those whose types have changed. | |
1666 | * Update 'cfg' of bridges that still exist. */ | |
1667 | HMAP_FOR_EACH_SAFE (br, next, node, &all_bridges) { | |
1668 | br->cfg = shash_find_data(&new_br, br->name); | |
f79e673f BP |
1669 | if (!br->cfg || strcmp(br->type, ofproto_normalize_type( |
1670 | br->cfg->datapath_type))) { | |
66da9bef BP |
1671 | bridge_destroy(br); |
1672 | } | |
1673 | } | |
1674 | ||
1675 | /* Add new bridges. */ | |
1676 | for (i = 0; i < cfg->n_bridges; i++) { | |
1677 | const struct ovsrec_bridge *br_cfg = cfg->bridges[i]; | |
1678 | struct bridge *br = bridge_lookup(br_cfg->name); | |
1679 | if (!br) { | |
1680 | bridge_create(br_cfg); | |
1681 | } | |
1682 | } | |
1683 | ||
1684 | shash_destroy(&new_br); | |
1685 | } | |
1686 | ||
2a485ee8 BP |
1687 | /* Configures 'netdev' based on the "options" column in 'iface_cfg'. |
1688 | * Returns 0 if successful, otherwise a positive errno value. */ | |
1689 | static int | |
1690 | iface_set_netdev_config(const struct ovsrec_interface *iface_cfg, | |
bbe6109d | 1691 | struct netdev *netdev, char **errp) |
2a485ee8 | 1692 | { |
bbe6109d | 1693 | return netdev_set_config(netdev, &iface_cfg->options, errp); |
2a485ee8 BP |
1694 | } |
1695 | ||
fb2ec1e9 YT |
1696 | /* Opens a network device for 'if_cfg' and configures it. Adds the network |
1697 | * device to br->ofproto and stores the OpenFlow port number in '*ofp_portp'. | |
cc086465 BP |
1698 | * |
1699 | * If successful, returns 0 and stores the network device in '*netdevp'. On | |
1700 | * failure, returns a positive errno value and stores NULL in '*netdevp'. */ | |
1701 | static int | |
1702 | iface_do_create(const struct bridge *br, | |
2a73b1d7 BP |
1703 | const struct ovsrec_interface *iface_cfg, |
1704 | const struct ovsrec_port *port_cfg, | |
bbe6109d TG |
1705 | ofp_port_t *ofp_portp, struct netdev **netdevp, |
1706 | char **errp) | |
cc086465 | 1707 | { |
2291eb08 | 1708 | struct netdev *netdev = NULL; |
cc086465 BP |
1709 | int error; |
1710 | ||
94a53842 AW |
1711 | if (netdev_is_reserved_name(iface_cfg->name)) { |
1712 | VLOG_WARN("could not create interface %s, name is reserved", | |
1713 | iface_cfg->name); | |
1714 | error = EINVAL; | |
1715 | goto error; | |
1716 | } | |
1717 | ||
cc086465 BP |
1718 | error = netdev_open(iface_cfg->name, |
1719 | iface_get_type(iface_cfg, br->cfg), &netdev); | |
1720 | if (error) { | |
bbe6109d TG |
1721 | VLOG_WARN_BUF(errp, "could not open network device %s (%s)", |
1722 | iface_cfg->name, ovs_strerror(error)); | |
cc086465 BP |
1723 | goto error; |
1724 | } | |
1725 | ||
bbe6109d | 1726 | error = iface_set_netdev_config(iface_cfg, netdev, errp); |
cc086465 BP |
1727 | if (error) { |
1728 | goto error; | |
1729 | } | |
1730 | ||
2a73b1d7 BP |
1731 | *ofp_portp = iface_pick_ofport(iface_cfg); |
1732 | error = ofproto_port_add(br->ofproto, netdev, ofp_portp); | |
1733 | if (error) { | |
1734 | goto error; | |
cc086465 BP |
1735 | } |
1736 | ||
2a73b1d7 BP |
1737 | VLOG_INFO("bridge %s: added interface %s on port %d", |
1738 | br->name, iface_cfg->name, *ofp_portp); | |
1739 | ||
1839c356 | 1740 | if (port_cfg->vlan_mode && !strcmp(port_cfg->vlan_mode, "splinter")) { |
4b609110 | 1741 | netdev_turn_flags_on(netdev, NETDEV_UP, NULL); |
cc086465 BP |
1742 | } |
1743 | ||
1744 | *netdevp = netdev; | |
1745 | return 0; | |
1746 | ||
1747 | error: | |
1748 | *netdevp = NULL; | |
1749 | netdev_close(netdev); | |
1750 | return error; | |
1751 | } | |
1752 | ||
bae7208e | 1753 | /* Creates a new iface on 'br' based on 'if_cfg'. The new iface has OpenFlow |
c60c33fb | 1754 | * port number 'ofp_port'. If ofp_port is OFPP_NONE, an OpenFlow port is |
bae7208e | 1755 | * automatically allocated for the iface. Takes ownership of and |
01546f5d BP |
1756 | * deallocates 'if_cfg'. |
1757 | * | |
1758 | * Return true if an iface is successfully created, false otherwise. */ | |
1759 | static bool | |
2a73b1d7 BP |
1760 | iface_create(struct bridge *br, const struct ovsrec_interface *iface_cfg, |
1761 | const struct ovsrec_port *port_cfg) | |
66da9bef | 1762 | { |
cc086465 | 1763 | struct netdev *netdev; |
bae7208e | 1764 | struct iface *iface; |
2a73b1d7 | 1765 | ofp_port_t ofp_port; |
bae7208e | 1766 | struct port *port; |
bbe6109d | 1767 | char *errp = NULL; |
bae7208e | 1768 | int error; |
52a90c29 | 1769 | |
a6b7506d | 1770 | /* Do the bits that can fail up front. */ |
cb22974d | 1771 | ovs_assert(!iface_lookup(br, iface_cfg->name)); |
bbe6109d | 1772 | error = iface_do_create(br, iface_cfg, port_cfg, &ofp_port, &netdev, &errp); |
bae7208e | 1773 | if (error) { |
bbe6109d TG |
1774 | iface_clear_db_record(iface_cfg, errp); |
1775 | free(errp); | |
2a73b1d7 | 1776 | return false; |
bae7208e | 1777 | } |
c7e7bb21 | 1778 | |
cc086465 BP |
1779 | /* Get or create the port structure. */ |
1780 | port = port_lookup(br, port_cfg->name); | |
1781 | if (!port) { | |
1782 | port = port_create(br, port_cfg); | |
bae7208e EJ |
1783 | } |
1784 | ||
cc086465 BP |
1785 | /* Create the iface structure. */ |
1786 | iface = xzalloc(sizeof *iface); | |
1787 | list_push_back(&port->ifaces, &iface->port_elem); | |
1788 | hmap_insert(&br->iface_by_name, &iface->name_node, | |
1789 | hash_string(iface_cfg->name, 0)); | |
1790 | iface->port = port; | |
1791 | iface->name = xstrdup(iface_cfg->name); | |
2a73b1d7 | 1792 | iface->ofp_port = ofp_port; |
cc086465 BP |
1793 | iface->netdev = netdev; |
1794 | iface->type = iface_get_type(iface_cfg, br->cfg); | |
1795 | iface->cfg = iface_cfg; | |
2a73b1d7 BP |
1796 | hmap_insert(&br->ifaces, &iface->ofp_port_node, |
1797 | hash_ofp_port(ofp_port)); | |
8b5da7a6 | 1798 | |
cc086465 BP |
1799 | /* Populate initial status in database. */ |
1800 | iface_refresh_stats(iface); | |
6a5f9a8f | 1801 | iface_refresh_netdev_status(iface); |
bae7208e EJ |
1802 | |
1803 | /* Add bond fake iface if necessary. */ | |
1804 | if (port_is_bond_fake_iface(port)) { | |
8b5da7a6 BP |
1805 | struct ofproto_port ofproto_port; |
1806 | ||
bae7208e EJ |
1807 | if (ofproto_port_query_by_name(br->ofproto, port->name, |
1808 | &ofproto_port)) { | |
1809 | struct netdev *netdev; | |
1810 | int error; | |
1811 | ||
1812 | error = netdev_open(port->name, "internal", &netdev); | |
1813 | if (!error) { | |
4abb8608 | 1814 | ofp_port_t fake_ofp_port = OFPP_NONE; |
0d7bb1b4 | 1815 | ofproto_port_add(br->ofproto, netdev, &fake_ofp_port); |
bae7208e | 1816 | netdev_close(netdev); |
66da9bef | 1817 | } else { |
bae7208e | 1818 | VLOG_WARN("could not open network device %s (%s)", |
10a89ef0 | 1819 | port->name, ovs_strerror(error)); |
66da9bef | 1820 | } |
bae7208e EJ |
1821 | } else { |
1822 | /* Already exists, nothing to do. */ | |
1823 | ofproto_port_destroy(&ofproto_port); | |
66da9bef BP |
1824 | } |
1825 | } | |
01546f5d | 1826 | |
2a73b1d7 | 1827 | return true; |
66da9bef BP |
1828 | } |
1829 | ||
8402c74b SS |
1830 | /* Set forward BPDU option. */ |
1831 | static void | |
1832 | bridge_configure_forward_bpdu(struct bridge *br) | |
1833 | { | |
a699f614 EJ |
1834 | ofproto_set_forward_bpdu(br->ofproto, |
1835 | smap_get_bool(&br->cfg->other_config, | |
1836 | "forward-bpdu", | |
1837 | false)); | |
8402c74b SS |
1838 | } |
1839 | ||
c4069512 | 1840 | /* Set MAC learning table configuration for 'br'. */ |
e764773c | 1841 | static void |
c4069512 | 1842 | bridge_configure_mac_table(struct bridge *br) |
e764773c BP |
1843 | { |
1844 | const char *idle_time_str; | |
1845 | int idle_time; | |
1846 | ||
c4069512 BP |
1847 | const char *mac_table_size_str; |
1848 | int mac_table_size; | |
1849 | ||
a699f614 | 1850 | idle_time_str = smap_get(&br->cfg->other_config, "mac-aging-time"); |
e764773c BP |
1851 | idle_time = (idle_time_str && atoi(idle_time_str) |
1852 | ? atoi(idle_time_str) | |
1853 | : MAC_ENTRY_DEFAULT_IDLE_TIME); | |
c4069512 BP |
1854 | |
1855 | mac_table_size_str = smap_get(&br->cfg->other_config, "mac-table-size"); | |
1856 | mac_table_size = (mac_table_size_str && atoi(mac_table_size_str) | |
1857 | ? atoi(mac_table_size_str) | |
1858 | : MAC_DEFAULT_MAX); | |
1859 | ||
1860 | ofproto_set_mac_table_config(br->ofproto, idle_time, mac_table_size); | |
e764773c BP |
1861 | } |
1862 | ||
dc2b70ba FL |
1863 | /* Set multicast snooping table configuration for 'br'. */ |
1864 | static void | |
1865 | bridge_configure_mcast_snooping(struct bridge *br) | |
1866 | { | |
1867 | if (!br->cfg->mcast_snooping_enable) { | |
1868 | ofproto_set_mcast_snooping(br->ofproto, NULL); | |
1869 | } else { | |
1870 | struct port *port; | |
1871 | struct ofproto_mcast_snooping_settings br_s; | |
1872 | const char *idle_time_str; | |
1873 | const char *max_entries_str; | |
1874 | ||
1875 | idle_time_str = smap_get(&br->cfg->other_config, | |
1876 | "mcast-snooping-aging-time"); | |
1877 | br_s.idle_time = (idle_time_str && atoi(idle_time_str) | |
1878 | ? atoi(idle_time_str) | |
1879 | : MCAST_ENTRY_DEFAULT_IDLE_TIME); | |
1880 | ||
1881 | max_entries_str = smap_get(&br->cfg->other_config, | |
1882 | "mcast-snooping-table-size"); | |
1883 | br_s.max_entries = (max_entries_str && atoi(max_entries_str) | |
1884 | ? atoi(max_entries_str) | |
1885 | : MCAST_DEFAULT_MAX_ENTRIES); | |
1886 | ||
1887 | br_s.flood_unreg = !smap_get_bool(&br->cfg->other_config, | |
1888 | "mcast-snooping-disable-flood-unregistered", | |
1889 | false); | |
1890 | ||
1891 | /* Configure multicast snooping on the bridge */ | |
1892 | if (ofproto_set_mcast_snooping(br->ofproto, &br_s)) { | |
1893 | VLOG_ERR("bridge %s: could not enable multicast snooping", | |
1894 | br->name); | |
1895 | return; | |
1896 | } | |
1897 | ||
1898 | HMAP_FOR_EACH (port, hmap_node, &br->ports) { | |
8e04a33f FL |
1899 | struct ofproto_mcast_snooping_port_settings port_s; |
1900 | port_s.flood = smap_get_bool(&port->cfg->other_config, | |
dc2b70ba | 1901 | "mcast-snooping-flood", false); |
8e04a33f FL |
1902 | port_s.flood_reports = smap_get_bool(&port->cfg->other_config, |
1903 | "mcast-snooping-flood-reports", false); | |
1904 | if (ofproto_port_set_mcast_snooping(br->ofproto, port, &port_s)) { | |
dc2b70ba FL |
1905 | VLOG_ERR("port %s: could not configure mcast snooping", |
1906 | port->name); | |
1907 | } | |
1908 | } | |
1909 | } | |
1910 | } | |
1911 | ||
064af421 | 1912 | static void |
21a955fc HS |
1913 | find_local_hw_addr(const struct bridge *br, uint8_t ea[ETH_ADDR_LEN], |
1914 | const struct port *fake_br, struct iface **hw_addr_iface) | |
064af421 | 1915 | { |
f145afdc | 1916 | struct hmapx mirror_output_ports; |
8052fb14 | 1917 | struct port *port; |
3a48ace3 | 1918 | bool found_addr = false; |
064af421 | 1919 | int error; |
f145afdc | 1920 | int i; |
064af421 | 1921 | |
f145afdc BP |
1922 | /* Mirror output ports don't participate in picking the local hardware |
1923 | * address. ofproto can't help us find out whether a given port is a | |
1924 | * mirror output because we haven't configured mirrors yet, so we need to | |
1925 | * accumulate them ourselves. */ | |
1926 | hmapx_init(&mirror_output_ports); | |
1927 | for (i = 0; i < br->cfg->n_mirrors; i++) { | |
1928 | struct ovsrec_mirror *m = br->cfg->mirrors[i]; | |
1929 | if (m->output_port) { | |
1930 | hmapx_add(&mirror_output_ports, m->output_port); | |
1931 | } | |
1932 | } | |
1933 | ||
141f4942 BP |
1934 | /* Otherwise choose the minimum non-local MAC address among all of the |
1935 | * interfaces. */ | |
8052fb14 | 1936 | HMAP_FOR_EACH (port, hmap_node, &br->ports) { |
58b7527e | 1937 | uint8_t iface_ea[ETH_ADDR_LEN]; |
83db7968 | 1938 | struct iface *candidate; |
58b7527e BP |
1939 | struct iface *iface; |
1940 | ||
1941 | /* Mirror output ports don't participate. */ | |
f145afdc | 1942 | if (hmapx_contains(&mirror_output_ports, port->cfg)) { |
064af421 BP |
1943 | continue; |
1944 | } | |
58b7527e BP |
1945 | |
1946 | /* Choose the MAC address to represent the port. */ | |
83db7968 | 1947 | iface = NULL; |
76343538 | 1948 | if (port->cfg->mac && eth_addr_from_string(port->cfg->mac, iface_ea)) { |
ba09980a BP |
1949 | /* Find the interface with this Ethernet address (if any) so that |
1950 | * we can provide the correct devname to the caller. */ | |
83db7968 | 1951 | LIST_FOR_EACH (candidate, port_elem, &port->ifaces) { |
ba09980a | 1952 | uint8_t candidate_ea[ETH_ADDR_LEN]; |
8fef8c71 | 1953 | if (!netdev_get_etheraddr(candidate->netdev, candidate_ea) |
ba09980a BP |
1954 | && eth_addr_equals(iface_ea, candidate_ea)) { |
1955 | iface = candidate; | |
1956 | } | |
1957 | } | |
58b7527e BP |
1958 | } else { |
1959 | /* Choose the interface whose MAC address will represent the port. | |
1960 | * The Linux kernel bonding code always chooses the MAC address of | |
1961 | * the first slave added to a bond, and the Fedora networking | |
1962 | * scripts always add slaves to a bond in alphabetical order, so | |
1963 | * for compatibility we choose the interface with the name that is | |
1964 | * first in alphabetical order. */ | |
83db7968 BP |
1965 | LIST_FOR_EACH (candidate, port_elem, &port->ifaces) { |
1966 | if (!iface || strcmp(candidate->name, iface->name) < 0) { | |
58b7527e BP |
1967 | iface = candidate; |
1968 | } | |
1969 | } | |
1970 | ||
1971 | /* The local port doesn't count (since we're trying to choose its | |
141f4942 | 1972 | * MAC address anyway). */ |
892815f5 | 1973 | if (iface->ofp_port == OFPP_LOCAL) { |
064af421 BP |
1974 | continue; |
1975 | } | |
58b7527e | 1976 | |
21a955fc HS |
1977 | /* For fake bridges we only choose from ports with the same tag */ |
1978 | if (fake_br && fake_br->cfg && fake_br->cfg->tag) { | |
1979 | if (!port->cfg->tag) { | |
1980 | continue; | |
1981 | } | |
1982 | if (*port->cfg->tag != *fake_br->cfg->tag) { | |
1983 | continue; | |
1984 | } | |
1985 | } | |
1986 | ||
58b7527e | 1987 | /* Grab MAC. */ |
07c318f4 | 1988 | error = netdev_get_etheraddr(iface->netdev, iface_ea); |
58b7527e | 1989 | if (error) { |
58b7527e | 1990 | continue; |
064af421 BP |
1991 | } |
1992 | } | |
58b7527e BP |
1993 | |
1994 | /* Compare against our current choice. */ | |
1995 | if (!eth_addr_is_multicast(iface_ea) && | |
141f4942 | 1996 | !eth_addr_is_local(iface_ea) && |
58b7527e BP |
1997 | !eth_addr_is_reserved(iface_ea) && |
1998 | !eth_addr_is_zero(iface_ea) && | |
0d1fe4a3 | 1999 | (!found_addr || eth_addr_compare_3way(iface_ea, ea) < 0)) |
58b7527e | 2000 | { |
0babc06f | 2001 | memcpy(ea, iface_ea, ETH_ADDR_LEN); |
8fef8c71 | 2002 | *hw_addr_iface = iface; |
3a48ace3 | 2003 | found_addr = true; |
58b7527e | 2004 | } |
064af421 | 2005 | } |
f145afdc | 2006 | |
51b67a10 JP |
2007 | if (!found_addr) { |
2008 | memcpy(ea, br->default_ea, ETH_ADDR_LEN); | |
2009 | *hw_addr_iface = NULL; | |
2010 | } | |
2011 | ||
f145afdc | 2012 | hmapx_destroy(&mirror_output_ports); |
064af421 BP |
2013 | } |
2014 | ||
4bc1cfde HS |
2015 | static void |
2016 | bridge_pick_local_hw_addr(struct bridge *br, uint8_t ea[ETH_ADDR_LEN], | |
2017 | struct iface **hw_addr_iface) | |
2018 | { | |
2019 | const char *hwaddr; | |
2020 | *hw_addr_iface = NULL; | |
2021 | ||
2022 | /* Did the user request a particular MAC? */ | |
2023 | hwaddr = smap_get(&br->cfg->other_config, "hwaddr"); | |
2024 | if (hwaddr && eth_addr_from_string(hwaddr, ea)) { | |
2025 | if (eth_addr_is_multicast(ea)) { | |
2026 | VLOG_ERR("bridge %s: cannot set MAC address to multicast " | |
2027 | "address "ETH_ADDR_FMT, br->name, ETH_ADDR_ARGS(ea)); | |
2028 | } else if (eth_addr_is_zero(ea)) { | |
2029 | VLOG_ERR("bridge %s: cannot set MAC address to zero", br->name); | |
2030 | } else { | |
2031 | return; | |
2032 | } | |
2033 | } | |
2034 | ||
2035 | /* Find a local hw address */ | |
21a955fc | 2036 | find_local_hw_addr(br, ea, NULL, hw_addr_iface); |
4bc1cfde HS |
2037 | } |
2038 | ||
064af421 BP |
2039 | /* Choose and returns the datapath ID for bridge 'br' given that the bridge |
2040 | * Ethernet address is 'bridge_ea'. If 'bridge_ea' is the Ethernet address of | |
07c318f4 BP |
2041 | * an interface on 'br', then that interface must be passed in as |
2042 | * 'hw_addr_iface'; if 'bridge_ea' was derived some other way, then | |
2043 | * 'hw_addr_iface' must be passed in as a null pointer. */ | |
064af421 BP |
2044 | static uint64_t |
2045 | bridge_pick_datapath_id(struct bridge *br, | |
2046 | const uint8_t bridge_ea[ETH_ADDR_LEN], | |
07c318f4 | 2047 | struct iface *hw_addr_iface) |
064af421 BP |
2048 | { |
2049 | /* | |
2050 | * The procedure for choosing a bridge MAC address will, in the most | |
2051 | * ordinary case, also choose a unique MAC that we can use as a datapath | |
2052 | * ID. In some special cases, though, multiple bridges will end up with | |
2053 | * the same MAC address. This is OK for the bridges, but it will confuse | |
2054 | * the OpenFlow controller, because each datapath needs a unique datapath | |
2055 | * ID. | |
2056 | * | |
2057 | * Datapath IDs must be unique. It is also very desirable that they be | |
2058 | * stable from one run to the next, so that policy set on a datapath | |
2059 | * "sticks". | |
2060 | */ | |
093e47f4 | 2061 | const char *datapath_id; |
064af421 BP |
2062 | uint64_t dpid; |
2063 | ||
a699f614 | 2064 | datapath_id = smap_get(&br->cfg->other_config, "datapath-id"); |
093e47f4 | 2065 | if (datapath_id && dpid_from_string(datapath_id, &dpid)) { |
064af421 BP |
2066 | return dpid; |
2067 | } | |
2068 | ||
03eae5f8 | 2069 | if (!hw_addr_iface) { |
064af421 BP |
2070 | /* |
2071 | * A purely internal bridge, that is, one that has no non-virtual | |
03eae5f8 | 2072 | * network devices on it at all, is difficult because it has no |
064af421 BP |
2073 | * natural unique identifier at all. |
2074 | * | |
2075 | * When the host is a XenServer, we handle this case by hashing the | |
2076 | * host's UUID with the name of the bridge. Names of bridges are | |
2077 | * persistent across XenServer reboots, although they can be reused if | |
2078 | * an internal network is destroyed and then a new one is later | |
2079 | * created, so this is fairly effective. | |
2080 | * | |
2081 | * When the host is not a XenServer, we punt by using a random MAC | |
2082 | * address on each run. | |
2083 | */ | |
2084 | const char *host_uuid = xenserver_get_host_uuid(); | |
2085 | if (host_uuid) { | |
2086 | char *combined = xasprintf("%s,%s", host_uuid, br->name); | |
2087 | dpid = dpid_from_hash(combined, strlen(combined)); | |
2088 | free(combined); | |
2089 | return dpid; | |
2090 | } | |
2091 | } | |
2092 | ||
2093 | return eth_addr_to_uint64(bridge_ea); | |
2094 | } | |
2095 | ||
2096 | static uint64_t | |
2097 | dpid_from_hash(const void *data, size_t n) | |
2098 | { | |
5eccf359 | 2099 | uint8_t hash[SHA1_DIGEST_SIZE]; |
064af421 BP |
2100 | |
2101 | BUILD_ASSERT_DECL(sizeof hash >= ETH_ADDR_LEN); | |
5eccf359 | 2102 | sha1_bytes(data, n, hash); |
064af421 BP |
2103 | eth_addr_mark_random(hash); |
2104 | return eth_addr_to_uint64(hash); | |
2105 | } | |
2106 | ||
ea83a2fc | 2107 | static void |
6a5f9a8f | 2108 | iface_refresh_netdev_status(struct iface *iface) |
ea83a2fc | 2109 | { |
79f1cbe9 | 2110 | struct smap smap; |
ea763e0e | 2111 | |
6c038611 | 2112 | enum netdev_features current; |
6a5f9a8f AW |
2113 | enum netdev_flags flags; |
2114 | const char *link_state; | |
df867eda | 2115 | uint8_t mac[ETH_ADDR_LEN]; |
6a5f9a8f AW |
2116 | int64_t bps, mtu_64, ifindex64, link_resets; |
2117 | int mtu, error; | |
e210037e | 2118 | |
cfea354b BP |
2119 | if (iface_is_synthetic(iface)) { |
2120 | return; | |
2121 | } | |
2122 | ||
15c9fbd8 AW |
2123 | if (iface->change_seq == netdev_get_change_seq(iface->netdev) |
2124 | && !status_txn_try_again) { | |
6a5f9a8f AW |
2125 | return; |
2126 | } | |
2127 | ||
2128 | iface->change_seq = netdev_get_change_seq(iface->netdev); | |
2129 | ||
79f1cbe9 | 2130 | smap_init(&smap); |
ea763e0e | 2131 | |
275707c3 | 2132 | if (!netdev_get_status(iface->netdev, &smap)) { |
a699f614 | 2133 | ovsrec_interface_set_status(iface->cfg, &smap); |
ea763e0e | 2134 | } else { |
a699f614 | 2135 | ovsrec_interface_set_status(iface->cfg, NULL); |
ea763e0e EJ |
2136 | } |
2137 | ||
79f1cbe9 | 2138 | smap_destroy(&smap); |
e210037e | 2139 | |
6a5f9a8f AW |
2140 | error = netdev_get_flags(iface->netdev, &flags); |
2141 | if (!error) { | |
2142 | const char *state = flags & NETDEV_UP ? "up" : "down"; | |
2143 | ||
2144 | ovsrec_interface_set_admin_state(iface->cfg, state); | |
2145 | } else { | |
2146 | ovsrec_interface_set_admin_state(iface->cfg, NULL); | |
2147 | } | |
2148 | ||
2149 | link_state = netdev_get_carrier(iface->netdev) ? "up" : "down"; | |
2150 | ovsrec_interface_set_link_state(iface->cfg, link_state); | |
2151 | ||
2152 | link_resets = netdev_get_carrier_resets(iface->netdev); | |
2153 | ovsrec_interface_set_link_resets(iface->cfg, &link_resets, 1); | |
2154 | ||
e210037e | 2155 | error = netdev_get_features(iface->netdev, ¤t, NULL, NULL, NULL); |
d02a5f8e BP |
2156 | bps = !error ? netdev_features_to_bps(current, 0) : 0; |
2157 | if (bps) { | |
e210037e AE |
2158 | ovsrec_interface_set_duplex(iface->cfg, |
2159 | netdev_features_is_full_duplex(current) | |
2160 | ? "full" : "half"); | |
e210037e | 2161 | ovsrec_interface_set_link_speed(iface->cfg, &bps, 1); |
d0db8de2 | 2162 | } else { |
e210037e AE |
2163 | ovsrec_interface_set_duplex(iface->cfg, NULL); |
2164 | ovsrec_interface_set_link_speed(iface->cfg, NULL, 0); | |
2165 | } | |
2166 | ||
e210037e | 2167 | error = netdev_get_mtu(iface->netdev, &mtu); |
9b020780 | 2168 | if (!error) { |
e210037e AE |
2169 | mtu_64 = mtu; |
2170 | ovsrec_interface_set_mtu(iface->cfg, &mtu_64, 1); | |
8d6db33e | 2171 | } else { |
e210037e AE |
2172 | ovsrec_interface_set_mtu(iface->cfg, NULL, 0); |
2173 | } | |
df867eda JP |
2174 | |
2175 | error = netdev_get_etheraddr(iface->netdev, mac); | |
2176 | if (!error) { | |
2177 | char mac_string[32]; | |
2178 | ||
2179 | sprintf(mac_string, ETH_ADDR_FMT, ETH_ADDR_ARGS(mac)); | |
2180 | ovsrec_interface_set_mac_in_use(iface->cfg, mac_string); | |
2181 | } else { | |
2182 | ovsrec_interface_set_mac_in_use(iface->cfg, NULL); | |
2183 | } | |
ea401d9a NM |
2184 | |
2185 | /* The netdev may return a negative number (such as -EOPNOTSUPP) | |
2186 | * if there is no valid ifindex number. */ | |
2187 | ifindex64 = netdev_get_ifindex(iface->netdev); | |
2188 | if (ifindex64 < 0) { | |
2189 | ifindex64 = 0; | |
2190 | } | |
2191 | ovsrec_interface_set_ifindex(iface->cfg, &ifindex64, 1); | |
ea83a2fc EJ |
2192 | } |
2193 | ||
6a5f9a8f AW |
2194 | static void |
2195 | iface_refresh_ofproto_status(struct iface *iface) | |
2196 | { | |
8f5514fe | 2197 | int current; |
6a5f9a8f AW |
2198 | |
2199 | if (iface_is_synthetic(iface)) { | |
2200 | return; | |
2201 | } | |
2202 | ||
2203 | current = ofproto_port_is_lacp_current(iface->port->bridge->ofproto, | |
2204 | iface->ofp_port); | |
2205 | if (current >= 0) { | |
2206 | bool bl = current; | |
2207 | ovsrec_interface_set_lacp_current(iface->cfg, &bl, 1); | |
2208 | } else { | |
2209 | ovsrec_interface_set_lacp_current(iface->cfg, NULL, 0); | |
2210 | } | |
2211 | ||
8f5514fe | 2212 | if (ofproto_port_cfm_status_changed(iface->port->bridge->ofproto, |
15c9fbd8 AW |
2213 | iface->ofp_port) |
2214 | || status_txn_try_again) { | |
8f5514fe AW |
2215 | iface_refresh_cfm_stats(iface); |
2216 | } | |
6a5f9a8f | 2217 | |
8f5514fe | 2218 | if (ofproto_port_bfd_status_changed(iface->port->bridge->ofproto, |
15c9fbd8 AW |
2219 | iface->ofp_port) |
2220 | || status_txn_try_again) { | |
8f5514fe AW |
2221 | struct smap smap; |
2222 | ||
2223 | smap_init(&smap); | |
2224 | ofproto_port_get_bfd_status(iface->port->bridge->ofproto, | |
2225 | iface->ofp_port, &smap); | |
6a5f9a8f | 2226 | ovsrec_interface_set_bfd_status(iface->cfg, &smap); |
8f5514fe | 2227 | smap_destroy(&smap); |
6a5f9a8f | 2228 | } |
6a5f9a8f AW |
2229 | } |
2230 | ||
353079d0 EJ |
2231 | /* Writes 'iface''s CFM statistics to the database. 'iface' must not be |
2232 | * synthetic. */ | |
8f3fe844 | 2233 | static void |
b31bcf60 EJ |
2234 | iface_refresh_cfm_stats(struct iface *iface) |
2235 | { | |
93b8df38 | 2236 | const struct ovsrec_interface *cfg = iface->cfg; |
685acfd9 | 2237 | struct cfm_status status; |
88bf179a | 2238 | int error; |
9a9e3786 | 2239 | |
88bf179a AW |
2240 | error = ofproto_port_get_cfm_status(iface->port->bridge->ofproto, |
2241 | iface->ofp_port, &status); | |
8f5514fe | 2242 | if (error > 0) { |
9a9e3786 BP |
2243 | ovsrec_interface_set_cfm_fault(cfg, NULL, 0); |
2244 | ovsrec_interface_set_cfm_fault_status(cfg, NULL, 0); | |
2245 | ovsrec_interface_set_cfm_remote_opstate(cfg, NULL); | |
76c4290d | 2246 | ovsrec_interface_set_cfm_flap_count(cfg, NULL, 0); |
9a9e3786 BP |
2247 | ovsrec_interface_set_cfm_health(cfg, NULL, 0); |
2248 | ovsrec_interface_set_cfm_remote_mpids(cfg, NULL, 0); | |
2249 | } else { | |
b9380396 | 2250 | const char *reasons[CFM_FAULT_N_REASONS]; |
9a9e3786 | 2251 | int64_t cfm_health = status.health; |
76c4290d | 2252 | int64_t cfm_flap_count = status.flap_count; |
9a9e3786 | 2253 | bool faulted = status.faults != 0; |
b9380396 EJ |
2254 | size_t i, j; |
2255 | ||
9a9e3786 BP |
2256 | ovsrec_interface_set_cfm_fault(cfg, &faulted, 1); |
2257 | ||
b9380396 EJ |
2258 | j = 0; |
2259 | for (i = 0; i < CFM_FAULT_N_REASONS; i++) { | |
2260 | int reason = 1 << i; | |
9a9e3786 | 2261 | if (status.faults & reason) { |
b9380396 EJ |
2262 | reasons[j++] = cfm_fault_reason_to_str(reason); |
2263 | } | |
2264 | } | |
47058293 | 2265 | ovsrec_interface_set_cfm_fault_status(cfg, reasons, j); |
1c0333b6 | 2266 | |
76c4290d AW |
2267 | ovsrec_interface_set_cfm_flap_count(cfg, &cfm_flap_count, 1); |
2268 | ||
18637fdc BP |
2269 | if (status.remote_opstate >= 0) { |
2270 | const char *remote_opstate = status.remote_opstate ? "up" : "down"; | |
2271 | ovsrec_interface_set_cfm_remote_opstate(cfg, remote_opstate); | |
2272 | } else { | |
2273 | ovsrec_interface_set_cfm_remote_opstate(cfg, NULL); | |
2274 | } | |
2275 | ||
9a9e3786 BP |
2276 | ovsrec_interface_set_cfm_remote_mpids(cfg, |
2277 | (const int64_t *)status.rmps, | |
2278 | status.n_rmps); | |
4cd9ab26 BP |
2279 | if (cfm_health >= 0) { |
2280 | ovsrec_interface_set_cfm_health(cfg, &cfm_health, 1); | |
2281 | } else { | |
2282 | ovsrec_interface_set_cfm_health(cfg, NULL, 0); | |
2283 | } | |
13b1b2ae EJ |
2284 | |
2285 | free(status.rmps); | |
3967a833 | 2286 | } |
b31bcf60 EJ |
2287 | } |
2288 | ||
018f1525 BP |
2289 | static void |
2290 | iface_refresh_stats(struct iface *iface) | |
2291 | { | |
98dbe2dd BP |
2292 | #define IFACE_STATS \ |
2293 | IFACE_STAT(rx_packets, "rx_packets") \ | |
2294 | IFACE_STAT(tx_packets, "tx_packets") \ | |
2295 | IFACE_STAT(rx_bytes, "rx_bytes") \ | |
2296 | IFACE_STAT(tx_bytes, "tx_bytes") \ | |
2297 | IFACE_STAT(rx_dropped, "rx_dropped") \ | |
2298 | IFACE_STAT(tx_dropped, "tx_dropped") \ | |
2299 | IFACE_STAT(rx_errors, "rx_errors") \ | |
2300 | IFACE_STAT(tx_errors, "tx_errors") \ | |
2301 | IFACE_STAT(rx_frame_errors, "rx_frame_err") \ | |
2302 | IFACE_STAT(rx_over_errors, "rx_over_err") \ | |
2303 | IFACE_STAT(rx_crc_errors, "rx_crc_err") \ | |
2304 | IFACE_STAT(collisions, "collisions") | |
2305 | ||
c2553db9 BP |
2306 | #define IFACE_STAT(MEMBER, NAME) + 1 |
2307 | enum { N_IFACE_STATS = IFACE_STATS }; | |
98dbe2dd | 2308 | #undef IFACE_STAT |
c2553db9 | 2309 | int64_t values[N_IFACE_STATS]; |
47058293 | 2310 | const char *keys[N_IFACE_STATS]; |
c2553db9 | 2311 | int n; |
018f1525 BP |
2312 | |
2313 | struct netdev_stats stats; | |
2314 | ||
cfea354b BP |
2315 | if (iface_is_synthetic(iface)) { |
2316 | return; | |
2317 | } | |
2318 | ||
018f1525 BP |
2319 | /* Intentionally ignore return value, since errors will set 'stats' to |
2320 | * all-1s, and we will deal with that correctly below. */ | |
2321 | netdev_get_stats(iface->netdev, &stats); | |
2322 | ||
c2553db9 BP |
2323 | /* Copy statistics into keys[] and values[]. */ |
2324 | n = 0; | |
2325 | #define IFACE_STAT(MEMBER, NAME) \ | |
2326 | if (stats.MEMBER != UINT64_MAX) { \ | |
2327 | keys[n] = NAME; \ | |
2328 | values[n] = stats.MEMBER; \ | |
2329 | n++; \ | |
2330 | } | |
98dbe2dd BP |
2331 | IFACE_STATS; |
2332 | #undef IFACE_STAT | |
c2553db9 | 2333 | ovs_assert(n <= N_IFACE_STATS); |
018f1525 | 2334 | |
c2553db9 | 2335 | ovsrec_interface_set_statistics(iface->cfg, keys, values, n); |
98dbe2dd | 2336 | #undef IFACE_STATS |
018f1525 BP |
2337 | } |
2338 | ||
b5cbbcf6 AZ |
2339 | static void |
2340 | br_refresh_datapath_info(struct bridge *br) | |
2341 | { | |
2342 | const char *version; | |
2343 | ||
2344 | version = (br->ofproto && br->ofproto->ofproto_class->get_datapath_version | |
2345 | ? br->ofproto->ofproto_class->get_datapath_version(br->ofproto) | |
2346 | : NULL); | |
2347 | ||
2348 | ovsrec_bridge_set_datapath_version(br->cfg, | |
2349 | version ? version : "<unknown>"); | |
2350 | } | |
2351 | ||
21f7563c JP |
2352 | static void |
2353 | br_refresh_stp_status(struct bridge *br) | |
2354 | { | |
a699f614 | 2355 | struct smap smap = SMAP_INITIALIZER(&smap); |
21f7563c JP |
2356 | struct ofproto *ofproto = br->ofproto; |
2357 | struct ofproto_stp_status status; | |
21f7563c JP |
2358 | |
2359 | if (ofproto_get_stp_status(ofproto, &status)) { | |
2360 | return; | |
2361 | } | |
2362 | ||
2363 | if (!status.enabled) { | |
a699f614 | 2364 | ovsrec_bridge_set_status(br->cfg, NULL); |
21f7563c JP |
2365 | return; |
2366 | } | |
2367 | ||
a699f614 EJ |
2368 | smap_add_format(&smap, "stp_bridge_id", STP_ID_FMT, |
2369 | STP_ID_ARGS(status.bridge_id)); | |
2370 | smap_add_format(&smap, "stp_designated_root", STP_ID_FMT, | |
2371 | STP_ID_ARGS(status.designated_root)); | |
2372 | smap_add_format(&smap, "stp_root_path_cost", "%d", status.root_path_cost); | |
21f7563c | 2373 | |
a699f614 EJ |
2374 | ovsrec_bridge_set_status(br->cfg, &smap); |
2375 | smap_destroy(&smap); | |
21f7563c JP |
2376 | } |
2377 | ||
2378 | static void | |
2379 | port_refresh_stp_status(struct port *port) | |
2380 | { | |
2381 | struct ofproto *ofproto = port->bridge->ofproto; | |
2382 | struct iface *iface; | |
2383 | struct ofproto_port_stp_status status; | |
a699f614 | 2384 | struct smap smap; |
21f7563c | 2385 | |
06b592bc EJ |
2386 | if (port_is_synthetic(port)) { |
2387 | return; | |
2388 | } | |
2389 | ||
21f7563c JP |
2390 | /* STP doesn't currently support bonds. */ |
2391 | if (!list_is_singleton(&port->ifaces)) { | |
a699f614 | 2392 | ovsrec_port_set_status(port->cfg, NULL); |
21f7563c JP |
2393 | return; |
2394 | } | |
2395 | ||
2396 | iface = CONTAINER_OF(list_front(&port->ifaces), struct iface, port_elem); | |
21f7563c JP |
2397 | if (ofproto_port_get_stp_status(ofproto, iface->ofp_port, &status)) { |
2398 | return; | |
2399 | } | |
2400 | ||
2401 | if (!status.enabled) { | |
a699f614 | 2402 | ovsrec_port_set_status(port->cfg, NULL); |
21f7563c JP |
2403 | return; |
2404 | } | |
2405 | ||
80740385 | 2406 | /* Set Status column. */ |
a699f614 EJ |
2407 | smap_init(&smap); |
2408 | smap_add_format(&smap, "stp_port_id", STP_PORT_ID_FMT, status.port_id); | |
2409 | smap_add(&smap, "stp_state", stp_state_name(status.state)); | |
2410 | smap_add_format(&smap, "stp_sec_in_state", "%u", status.sec_in_state); | |
2411 | smap_add(&smap, "stp_role", stp_role_name(status.role)); | |
2412 | ovsrec_port_set_status(port->cfg, &smap); | |
2413 | smap_destroy(&smap); | |
fd28ce3a JS |
2414 | } |
2415 | ||
2416 | static void | |
2417 | port_refresh_stp_stats(struct port *port) | |
2418 | { | |
2419 | struct ofproto *ofproto = port->bridge->ofproto; | |
2420 | struct iface *iface; | |
2421 | struct ofproto_port_stp_stats stats; | |
47058293 | 2422 | const char *keys[3]; |
fd28ce3a JS |
2423 | int64_t int_values[3]; |
2424 | ||
2425 | if (port_is_synthetic(port)) { | |
2426 | return; | |
2427 | } | |
2428 | ||
2429 | /* STP doesn't currently support bonds. */ | |
2430 | if (!list_is_singleton(&port->ifaces)) { | |
2431 | return; | |
2432 | } | |
2433 | ||
2434 | iface = CONTAINER_OF(list_front(&port->ifaces), struct iface, port_elem); | |
2435 | if (ofproto_port_get_stp_stats(ofproto, iface->ofp_port, &stats)) { | |
2436 | return; | |
2437 | } | |
2438 | ||
2439 | if (!stats.enabled) { | |
2440 | ovsrec_port_set_statistics(port->cfg, NULL, NULL, 0); | |
2441 | return; | |
2442 | } | |
80740385 JP |
2443 | |
2444 | /* Set Statistics column. */ | |
2445 | keys[0] = "stp_tx_count"; | |
fd28ce3a | 2446 | int_values[0] = stats.tx_count; |
80740385 | 2447 | keys[1] = "stp_rx_count"; |
fd28ce3a | 2448 | int_values[1] = stats.rx_count; |
80740385 | 2449 | keys[2] = "stp_error_count"; |
fd28ce3a | 2450 | int_values[2] = stats.error_count; |
80740385 JP |
2451 | |
2452 | ovsrec_port_set_statistics(port->cfg, keys, int_values, | |
2453 | ARRAY_SIZE(int_values)); | |
21f7563c JP |
2454 | } |
2455 | ||
9efd308e DV |
2456 | static void |
2457 | br_refresh_rstp_status(struct bridge *br) | |
2458 | { | |
2459 | struct smap smap = SMAP_INITIALIZER(&smap); | |
2460 | struct ofproto *ofproto = br->ofproto; | |
2461 | struct ofproto_rstp_status status; | |
2462 | ||
2463 | if (ofproto_get_rstp_status(ofproto, &status)) { | |
2464 | return; | |
2465 | } | |
2466 | if (!status.enabled) { | |
2467 | ovsrec_bridge_set_rstp_status(br->cfg, NULL); | |
2468 | return; | |
2469 | } | |
2470 | smap_add_format(&smap, "rstp_bridge_id", RSTP_ID_FMT, | |
2471 | RSTP_ID_ARGS(status.bridge_id)); | |
9c64e6b8 | 2472 | smap_add_format(&smap, "rstp_root_path_cost", "%"PRIu32, |
9efd308e DV |
2473 | status.root_path_cost); |
2474 | smap_add_format(&smap, "rstp_root_id", RSTP_ID_FMT, | |
2475 | RSTP_ID_ARGS(status.root_id)); | |
2476 | smap_add_format(&smap, "rstp_designated_id", RSTP_ID_FMT, | |
2477 | RSTP_ID_ARGS(status.designated_id)); | |
2478 | smap_add_format(&smap, "rstp_designated_port_id", RSTP_PORT_ID_FMT, | |
2479 | status.designated_port_id); | |
2480 | smap_add_format(&smap, "rstp_bridge_port_id", RSTP_PORT_ID_FMT, | |
2481 | status.bridge_port_id); | |
2482 | ovsrec_bridge_set_rstp_status(br->cfg, &smap); | |
2483 | smap_destroy(&smap); | |
2484 | } | |
2485 | ||
2486 | static void | |
2487 | port_refresh_rstp_status(struct port *port) | |
2488 | { | |
2489 | struct ofproto *ofproto = port->bridge->ofproto; | |
2490 | struct iface *iface; | |
2491 | struct ofproto_port_rstp_status status; | |
47058293 | 2492 | const char *keys[3]; |
9efd308e DV |
2493 | int64_t int_values[3]; |
2494 | struct smap smap; | |
2495 | ||
2496 | if (port_is_synthetic(port)) { | |
2497 | return; | |
2498 | } | |
2499 | ||
2500 | /* RSTP doesn't currently support bonds. */ | |
2501 | if (!list_is_singleton(&port->ifaces)) { | |
2502 | ovsrec_port_set_rstp_status(port->cfg, NULL); | |
2503 | return; | |
2504 | } | |
2505 | ||
2506 | iface = CONTAINER_OF(list_front(&port->ifaces), struct iface, port_elem); | |
2507 | if (ofproto_port_get_rstp_status(ofproto, iface->ofp_port, &status)) { | |
2508 | return; | |
2509 | } | |
2510 | ||
2511 | if (!status.enabled) { | |
2512 | ovsrec_port_set_rstp_status(port->cfg, NULL); | |
2513 | ovsrec_port_set_rstp_statistics(port->cfg, NULL, NULL, 0); | |
2514 | return; | |
2515 | } | |
2516 | /* Set Status column. */ | |
2517 | smap_init(&smap); | |
2518 | ||
2519 | smap_add_format(&smap, "rstp_port_id", RSTP_PORT_ID_FMT, | |
2520 | status.port_id); | |
2521 | smap_add_format(&smap, "rstp_port_role", "%s", | |
2522 | rstp_port_role_name(status.role)); | |
2523 | smap_add_format(&smap, "rstp_port_state", "%s", | |
2524 | rstp_state_name(status.state)); | |
9c64e6b8 JR |
2525 | smap_add_format(&smap, "rstp_designated_bridge_id", RSTP_ID_FMT, |
2526 | RSTP_ID_ARGS(status.designated_bridge_id)); | |
2527 | smap_add_format(&smap, "rstp_designated_port_id", RSTP_PORT_ID_FMT, | |
2528 | status.designated_port_id); | |
2529 | smap_add_format(&smap, "rstp_designated_path_cost", "%"PRIu32, | |
2530 | status.designated_path_cost); | |
9efd308e DV |
2531 | |
2532 | ovsrec_port_set_rstp_status(port->cfg, &smap); | |
2533 | smap_destroy(&smap); | |
2534 | ||
2535 | /* Set Statistics column. */ | |
2536 | keys[0] = "rstp_tx_count"; | |
2537 | int_values[0] = status.tx_count; | |
2538 | keys[1] = "rstp_rx_count"; | |
2539 | int_values[1] = status.rx_count; | |
2540 | keys[2] = "rstp_uptime"; | |
2541 | int_values[2] = status.uptime; | |
2542 | ovsrec_port_set_rstp_statistics(port->cfg, keys, int_values, | |
2543 | ARRAY_SIZE(int_values)); | |
2544 | } | |
2545 | ||
3e5aeeb5 AZ |
2546 | static void |
2547 | port_refresh_bond_status(struct port *port, bool force_update) | |
2548 | { | |
3bd0fd39 | 2549 | uint8_t mac[ETH_ADDR_LEN]; |
3e5aeeb5 AZ |
2550 | |
2551 | /* Return if port is not a bond */ | |
2552 | if (list_is_singleton(&port->ifaces)) { | |
2553 | return; | |
2554 | } | |
2555 | ||
2556 | if (bond_get_changed_active_slave(port->name, mac, force_update)) { | |
2557 | struct ds mac_s; | |
2558 | ||
2559 | ds_init(&mac_s); | |
2560 | ds_put_format(&mac_s, ETH_ADDR_FMT, ETH_ADDR_ARGS(mac)); | |
2561 | ovsrec_port_set_bond_active_slave(port->cfg, ds_cstr(&mac_s)); | |
2562 | ds_destroy(&mac_s); | |
2563 | } | |
2564 | } | |
2565 | ||
3fe80505 BP |
2566 | static bool |
2567 | enable_system_stats(const struct ovsrec_open_vswitch *cfg) | |
2568 | { | |
a699f614 | 2569 | return smap_get_bool(&cfg->other_config, "enable-statistics", false); |
3fe80505 BP |
2570 | } |
2571 | ||
ce887677 | 2572 | static void |
35a22d8c | 2573 | reconfigure_system_stats(const struct ovsrec_open_vswitch *cfg) |
ce887677 | 2574 | { |
35a22d8c | 2575 | bool enable = enable_system_stats(cfg); |
ce887677 | 2576 | |
35a22d8c BP |
2577 | system_stats_enable(enable); |
2578 | if (!enable) { | |
2579 | ovsrec_open_vswitch_set_statistics(cfg, NULL); | |
3fe80505 | 2580 | } |
35a22d8c BP |
2581 | } |
2582 | ||
2583 | static void | |
2584 | run_system_stats(void) | |
2585 | { | |
2586 | const struct ovsrec_open_vswitch *cfg = ovsrec_open_vswitch_first(idl); | |
2587 | struct smap *stats; | |
2588 | ||
2589 | stats = system_stats_run(); | |
2590 | if (stats && cfg) { | |
2591 | struct ovsdb_idl_txn *txn; | |
2592 | struct ovsdb_datum datum; | |
2593 | ||
2594 | txn = ovsdb_idl_txn_create(idl); | |
2595 | ovsdb_datum_from_smap(&datum, stats); | |
2596 | ovsdb_idl_txn_write(&cfg->header_, &ovsrec_open_vswitch_col_statistics, | |
2597 | &datum); | |
2598 | ovsdb_idl_txn_commit(txn); | |
2599 | ovsdb_idl_txn_destroy(txn); | |
ce887677 | 2600 | |
35a22d8c BP |
2601 | free(stats); |
2602 | } | |
ce887677 BP |
2603 | } |
2604 | ||
61c75840 | 2605 | static const char * |
f4f1ea7e | 2606 | ofp12_controller_role_to_str(enum ofp12_controller_role role) |
bffc0589 AE |
2607 | { |
2608 | switch (role) { | |
f4f1ea7e | 2609 | case OFPCR12_ROLE_EQUAL: |
bffc0589 | 2610 | return "other"; |
f4f1ea7e | 2611 | case OFPCR12_ROLE_MASTER: |
bffc0589 | 2612 | return "master"; |
f4f1ea7e | 2613 | case OFPCR12_ROLE_SLAVE: |
bffc0589 | 2614 | return "slave"; |
f4f1ea7e | 2615 | case OFPCR12_ROLE_NOCHANGE: |
bffc0589 AE |
2616 | default: |
2617 | return "*** INVALID ROLE ***"; | |
2618 | } | |
2619 | } | |
2620 | ||
2621 | static void | |
5d279086 | 2622 | refresh_controller_status(void) |
bffc0589 | 2623 | { |
5d279086 | 2624 | struct bridge *br; |
bffc0589 AE |
2625 | struct shash info; |
2626 | const struct ovsrec_controller *cfg; | |
2627 | ||
5d279086 AE |
2628 | shash_init(&info); |
2629 | ||
2630 | /* Accumulate status for controllers on all bridges. */ | |
2631 | HMAP_FOR_EACH (br, node, &all_bridges) { | |
2632 | ofproto_get_ofproto_controller_info(br->ofproto, &info); | |
2633 | } | |
bffc0589 | 2634 | |
5d279086 | 2635 | /* Update each controller in the database with current status. */ |
bffc0589 | 2636 | OVSREC_CONTROLLER_FOR_EACH(cfg, idl) { |
eb9b8307 AE |
2637 | struct ofproto_controller_info *cinfo = |
2638 | shash_find_data(&info, cfg->target); | |
2639 | ||
2640 | if (cinfo) { | |
2641 | ovsrec_controller_set_is_connected(cfg, cinfo->is_connected); | |
f4f1ea7e BP |
2642 | ovsrec_controller_set_role(cfg, ofp12_controller_role_to_str( |
2643 | cinfo->role)); | |
f5ad2e5f | 2644 | ovsrec_controller_set_status(cfg, &cinfo->pairs); |
eb9b8307 AE |
2645 | } else { |
2646 | ovsrec_controller_set_is_connected(cfg, false); | |
2647 | ovsrec_controller_set_role(cfg, NULL); | |
a699f614 | 2648 | ovsrec_controller_set_status(cfg, NULL); |
eb9b8307 | 2649 | } |
bffc0589 AE |
2650 | } |
2651 | ||
2652 | ofproto_free_ofproto_controller_info(&info); | |
2653 | } | |
b40dcae7 | 2654 | \f |
9c537baf AW |
2655 | /* Update interface and mirror statistics if necessary. */ |
2656 | static void | |
2657 | run_stats_update(void) | |
2658 | { | |
2659 | static struct ovsdb_idl_txn *stats_txn; | |
2660 | const struct ovsrec_open_vswitch *cfg = ovsrec_open_vswitch_first(idl); | |
2661 | int stats_interval; | |
2662 | ||
2663 | if (!cfg) { | |
2664 | return; | |
2665 | } | |
2666 | ||
2667 | /* Statistics update interval should always be greater than or equal to | |
2668 | * 5000 ms. */ | |
2669 | stats_interval = MAX(smap_get_int(&cfg->other_config, | |
2670 | "stats-update-interval", | |
2671 | 5000), 5000); | |
2672 | if (stats_timer_interval != stats_interval) { | |
2673 | stats_timer_interval = stats_interval; | |
2674 | stats_timer = LLONG_MIN; | |
2675 | } | |
2676 | ||
2677 | if (time_msec() >= stats_timer) { | |
2678 | enum ovsdb_idl_txn_status status; | |
2679 | ||
2680 | /* Rate limit the update. Do not start a new update if the | |
2681 | * previous one is not done. */ | |
2682 | if (!stats_txn) { | |
2683 | struct bridge *br; | |
2684 | ||
2685 | stats_txn = ovsdb_idl_txn_create(idl); | |
2686 | HMAP_FOR_EACH (br, node, &all_bridges) { | |
2687 | struct port *port; | |
2688 | struct mirror *m; | |
2689 | ||
2690 | HMAP_FOR_EACH (port, hmap_node, &br->ports) { | |
2691 | struct iface *iface; | |
2692 | ||
2693 | LIST_FOR_EACH (iface, port_elem, &port->ifaces) { | |
2694 | iface_refresh_stats(iface); | |
2695 | } | |
2696 | port_refresh_stp_stats(port); | |
2697 | } | |
2698 | HMAP_FOR_EACH (m, hmap_node, &br->mirrors) { | |
2699 | mirror_refresh_stats(m); | |
2700 | } | |
2701 | } | |
2702 | refresh_controller_status(); | |
2703 | } | |
2704 | ||
2705 | status = ovsdb_idl_txn_commit(stats_txn); | |
2706 | if (status != TXN_INCOMPLETE) { | |
2707 | stats_timer = time_msec() + stats_timer_interval; | |
2708 | ovsdb_idl_txn_destroy(stats_txn); | |
2709 | stats_txn = NULL; | |
2710 | } | |
2711 | } | |
2712 | } | |
2713 | ||
2714 | /* Update bridge/port/interface status if necessary. */ | |
2715 | static void | |
2716 | run_status_update(void) | |
2717 | { | |
ba8ec115 JS |
2718 | if (!status_txn) { |
2719 | uint64_t seq; | |
9c537baf AW |
2720 | |
2721 | /* Rate limit the update. Do not start a new update if the | |
2722 | * previous one is not done. */ | |
ba8ec115 JS |
2723 | seq = seq_read(connectivity_seq_get()); |
2724 | if (seq != connectivity_seqno || status_txn_try_again) { | |
9c537baf AW |
2725 | struct bridge *br; |
2726 | ||
2727 | connectivity_seqno = seq; | |
2728 | status_txn = ovsdb_idl_txn_create(idl); | |
2729 | HMAP_FOR_EACH (br, node, &all_bridges) { | |
2730 | struct port *port; | |
2731 | ||
2732 | br_refresh_stp_status(br); | |
2733 | br_refresh_rstp_status(br); | |
b5cbbcf6 | 2734 | br_refresh_datapath_info(br); |
9c537baf AW |
2735 | HMAP_FOR_EACH (port, hmap_node, &br->ports) { |
2736 | struct iface *iface; | |
2737 | ||
2738 | port_refresh_stp_status(port); | |
2739 | port_refresh_rstp_status(port); | |
3e5aeeb5 | 2740 | port_refresh_bond_status(port, status_txn_try_again); |
9c537baf AW |
2741 | LIST_FOR_EACH (iface, port_elem, &port->ifaces) { |
2742 | iface_refresh_netdev_status(iface); | |
2743 | iface_refresh_ofproto_status(iface); | |
2744 | } | |
2745 | } | |
2746 | } | |
2747 | } | |
ba8ec115 JS |
2748 | } |
2749 | ||
2750 | /* Commit the transaction and get the status. If the transaction finishes, | |
2751 | * then destroy the transaction. Otherwise, keep it so that we can check | |
2752 | * progress the next time that this function is called. */ | |
2753 | if (status_txn) { | |
2754 | enum ovsdb_idl_txn_status status; | |
9c537baf AW |
2755 | |
2756 | status = ovsdb_idl_txn_commit(status_txn); | |
2757 | if (status != TXN_INCOMPLETE) { | |
2758 | ovsdb_idl_txn_destroy(status_txn); | |
2759 | status_txn = NULL; | |
2760 | ||
2761 | /* Sets the 'status_txn_try_again' if the transaction fails. */ | |
2762 | if (status == TXN_SUCCESS || status == TXN_UNCHANGED) { | |
2763 | status_txn_try_again = false; | |
2764 | } else { | |
2765 | status_txn_try_again = true; | |
2766 | } | |
2767 | } | |
2768 | } | |
2769 | } | |
2770 | ||
2771 | static void | |
2772 | status_update_wait(void) | |
2773 | { | |
5aca3322 AW |
2774 | /* This prevents the process from constantly waking up on |
2775 | * connectivity seq, when there is no connection to ovsdb. */ | |
2776 | if (!ovsdb_idl_has_lock(idl)) { | |
2777 | return; | |
2778 | } | |
2779 | ||
9c537baf AW |
2780 | /* If the 'status_txn' is non-null (transaction incomplete), waits for the |
2781 | * transaction to complete. If the status update to database needs to be | |
2782 | * run again (transaction fails), registers a timeout in | |
2783 | * 'STATUS_CHECK_AGAIN_MSEC'. Otherwise, waits on the global connectivity | |
2784 | * sequence number. */ | |
2785 | if (status_txn) { | |
2786 | ovsdb_idl_txn_wait(status_txn); | |
2787 | } else if (status_txn_try_again) { | |
2788 | poll_timer_wait_until(time_msec() + STATUS_CHECK_AGAIN_MSEC); | |
2789 | } else { | |
2790 | seq_wait(connectivity_seq_get(), connectivity_seqno); | |
2791 | } | |
2792 | } | |
2793 | ||
aeed7879 BP |
2794 | static void |
2795 | bridge_run__(void) | |
2796 | { | |
2797 | struct bridge *br; | |
2798 | struct sset types; | |
2799 | const char *type; | |
2800 | ||
2801 | /* Let each datapath type do the work that it needs to do. */ | |
2802 | sset_init(&types); | |
2803 | ofproto_enumerate_types(&types); | |
2804 | SSET_FOR_EACH (type, &types) { | |
2805 | ofproto_type_run(type); | |
2806 | } | |
2807 | sset_destroy(&types); | |
2808 | ||
2809 | /* Let each bridge do the work that it needs to do. */ | |
2810 | HMAP_FOR_EACH (br, node, &all_bridges) { | |
2811 | ofproto_run(br->ofproto); | |
2812 | } | |
2813 | } | |
2814 | ||
c5187f17 | 2815 | void |
064af421 BP |
2816 | bridge_run(void) |
2817 | { | |
8c0f519f | 2818 | static struct ovsrec_open_vswitch null_cfg; |
d54ff998 BP |
2819 | const struct ovsrec_open_vswitch *cfg; |
2820 | ||
52a90c29 | 2821 | bool vlan_splinters_changed; |
064af421 | 2822 | |
8c0f519f | 2823 | ovsrec_open_vswitch_init(&null_cfg); |
edce886c | 2824 | |
2a73b1d7 | 2825 | ovsdb_idl_run(idl); |
06b6d651 | 2826 | |
2a73b1d7 BP |
2827 | if (ovsdb_idl_is_lock_contended(idl)) { |
2828 | static struct vlog_rate_limit rl = VLOG_RATE_LIMIT_INIT(1, 1); | |
2829 | struct bridge *br, *next_br; | |
06b6d651 | 2830 | |
2a73b1d7 BP |
2831 | VLOG_ERR_RL(&rl, "another ovs-vswitchd process is running, " |
2832 | "disabling this process (pid %ld) until it goes away", | |
2833 | (long int) getpid()); | |
bae7208e | 2834 | |
2a73b1d7 BP |
2835 | HMAP_FOR_EACH_SAFE (br, next_br, node, &all_bridges) { |
2836 | bridge_destroy(br); | |
06b6d651 | 2837 | } |
2a73b1d7 BP |
2838 | /* Since we will not be running system_stats_run() in this process |
2839 | * with the current situation of multiple ovs-vswitchd daemons, | |
2840 | * disable system stats collection. */ | |
2841 | system_stats_enable(false); | |
2842 | return; | |
2843 | } else if (!ovsdb_idl_has_lock(idl)) { | |
2844 | return; | |
06b6d651 BP |
2845 | } |
2846 | cfg = ovsrec_open_vswitch_first(idl); | |
2847 | ||
b0408fca JP |
2848 | /* Initialize the ofproto library. This only needs to run once, but |
2849 | * it must be done after the configuration is set. If the | |
2850 | * initialization has already occurred, bridge_init_ofproto() | |
2851 | * returns immediately. */ | |
2852 | bridge_init_ofproto(cfg); | |
2853 | ||
40358701 GS |
2854 | /* Once the value of flow-restore-wait is false, we no longer should |
2855 | * check its value from the database. */ | |
2856 | if (cfg && ofproto_get_flow_restore_wait()) { | |
2857 | ofproto_set_flow_restore_wait(smap_get_bool(&cfg->other_config, | |
2858 | "flow-restore-wait", false)); | |
2859 | } | |
2860 | ||
aeed7879 | 2861 | bridge_run__(); |
c5187f17 | 2862 | |
d6da96ce BP |
2863 | /* Re-configure SSL. We do this on every trip through the main loop, |
2864 | * instead of just when the database changes, because the contents of the | |
2865 | * key and certificate files can change without the database changing. | |
2866 | * | |
2867 | * We do this before bridge_reconfigure() because that function might | |
2868 | * initiate SSL connections and thus requires SSL to be configured. */ | |
2869 | if (cfg && cfg->ssl) { | |
2870 | const struct ovsrec_ssl *ssl = cfg->ssl; | |
2871 | ||
2872 | stream_ssl_set_key_and_cert(ssl->private_key, ssl->certificate); | |
2873 | stream_ssl_set_ca_cert_file(ssl->ca_cert, ssl->bootstrap_ca_cert); | |
2874 | } | |
bf8f2167 | 2875 | |
2a73b1d7 BP |
2876 | /* If VLAN splinters are in use, then we need to reconfigure if VLAN |
2877 | * usage has changed. */ | |
2878 | vlan_splinters_changed = false; | |
2879 | if (vlan_splinters_enabled_anywhere) { | |
9c537baf AW |
2880 | struct bridge *br; |
2881 | ||
2a73b1d7 BP |
2882 | HMAP_FOR_EACH (br, node, &all_bridges) { |
2883 | if (ofproto_has_vlan_usage_changed(br->ofproto)) { | |
2884 | vlan_splinters_changed = true; | |
2885 | break; | |
52a90c29 BP |
2886 | } |
2887 | } | |
2888 | } | |
2889 | ||
2a73b1d7 BP |
2890 | if (ovsdb_idl_get_seqno(idl) != idl_seqno || vlan_splinters_changed) { |
2891 | struct ovsdb_idl_txn *txn; | |
ff02e9a5 | 2892 | |
2a73b1d7 BP |
2893 | idl_seqno = ovsdb_idl_get_seqno(idl); |
2894 | txn = ovsdb_idl_txn_create(idl); | |
2895 | bridge_reconfigure(cfg ? cfg : &null_cfg); | |
ff02e9a5 | 2896 | |
2a73b1d7 BP |
2897 | if (cfg) { |
2898 | ovsrec_open_vswitch_set_cur_cfg(cfg, cfg->next_cfg); | |
064af421 | 2899 | } |
018f1525 | 2900 | |
2a73b1d7 BP |
2901 | /* If we are completing our initial configuration for this run |
2902 | * of ovs-vswitchd, then keep the transaction around to monitor | |
2903 | * it for completion. */ | |
2904 | if (initial_config_done) { | |
15c9fbd8 AW |
2905 | /* Always sets the 'status_txn_try_again' to check again, |
2906 | * in case that this transaction fails. */ | |
2907 | status_txn_try_again = true; | |
2a73b1d7 BP |
2908 | ovsdb_idl_txn_commit(txn); |
2909 | ovsdb_idl_txn_destroy(txn); | |
2910 | } else { | |
2911 | initial_config_done = true; | |
2912 | daemonize_txn = txn; | |
2913 | } | |
bae7208e EJ |
2914 | } |
2915 | ||
63ff04e8 BP |
2916 | if (daemonize_txn) { |
2917 | enum ovsdb_idl_txn_status status = ovsdb_idl_txn_commit(daemonize_txn); | |
2918 | if (status != TXN_INCOMPLETE) { | |
2919 | ovsdb_idl_txn_destroy(daemonize_txn); | |
2920 | daemonize_txn = NULL; | |
2921 | ||
2922 | /* ovs-vswitchd has completed initialization, so allow the | |
2923 | * process that forked us to exit successfully. */ | |
2924 | daemonize_complete(); | |
2925 | ||
888e0cf4 | 2926 | vlog_enable_async(); |
a5fb0e29 | 2927 | |
63ff04e8 BP |
2928 | VLOG_INFO_ONCE("%s (Open vSwitch) %s", program_name, VERSION); |
2929 | } | |
2930 | } | |
2931 | ||
9c537baf AW |
2932 | run_stats_update(); |
2933 | run_status_update(); | |
35a22d8c | 2934 | run_system_stats(); |
064af421 BP |
2935 | } |
2936 | ||
2937 | void | |
2938 | bridge_wait(void) | |
2939 | { | |
11a574a7 JP |
2940 | struct sset types; |
2941 | const char *type; | |
2942 | ||
c5187f17 | 2943 | ovsdb_idl_wait(idl); |
63ff04e8 BP |
2944 | if (daemonize_txn) { |
2945 | ovsdb_idl_txn_wait(daemonize_txn); | |
2946 | } | |
c7e7bb21 | 2947 | |
11a574a7 JP |
2948 | sset_init(&types); |
2949 | ofproto_enumerate_types(&types); | |
2950 | SSET_FOR_EACH (type, &types) { | |
2951 | ofproto_type_wait(type); | |
2952 | } | |
2953 | sset_destroy(&types); | |
2954 | ||
06b6d651 BP |
2955 | if (!hmap_is_empty(&all_bridges)) { |
2956 | struct bridge *br; | |
6586adf5 | 2957 | |
06b6d651 BP |
2958 | HMAP_FOR_EACH (br, node, &all_bridges) { |
2959 | ofproto_wait(br->ofproto); | |
2960 | } | |
12eb035b AW |
2961 | |
2962 | poll_timer_wait_until(stats_timer); | |
6586adf5 | 2963 | } |
35a22d8c | 2964 | |
9c537baf | 2965 | status_update_wait(); |
35a22d8c | 2966 | system_stats_wait(); |
064af421 | 2967 | } |
0d085684 BP |
2968 | |
2969 | /* Adds some memory usage statistics for bridges into 'usage', for use with | |
2970 | * memory_report(). */ | |
2971 | void | |
2972 | bridge_get_memory_usage(struct simap *usage) | |
2973 | { | |
2974 | struct bridge *br; | |
1c030aa5 EJ |
2975 | struct sset types; |
2976 | const char *type; | |
2977 | ||
2978 | sset_init(&types); | |
2979 | ofproto_enumerate_types(&types); | |
2980 | SSET_FOR_EACH (type, &types) { | |
2981 | ofproto_type_get_memory_usage(type, usage); | |
2982 | } | |
2983 | sset_destroy(&types); | |
0d085684 BP |
2984 | |
2985 | HMAP_FOR_EACH (br, node, &all_bridges) { | |
2986 | ofproto_get_memory_usage(br->ofproto, usage); | |
2987 | } | |
2988 | } | |
8c4c1387 | 2989 | \f |
e8fe3026 EJ |
2990 | /* QoS unixctl user interface functions. */ |
2991 | ||
2992 | struct qos_unixctl_show_cbdata { | |
2993 | struct ds *ds; | |
2994 | struct iface *iface; | |
2995 | }; | |
2996 | ||
2997 | static void | |
89454bf4 BP |
2998 | qos_unixctl_show_queue(unsigned int queue_id, |
2999 | const struct smap *details, | |
3000 | struct iface *iface, | |
3001 | struct ds *ds) | |
e8fe3026 | 3002 | { |
e8fe3026 | 3003 | struct netdev_queue_stats stats; |
79f1cbe9 | 3004 | struct smap_node *node; |
e8fe3026 EJ |
3005 | int error; |
3006 | ||
3007 | ds_put_cstr(ds, "\n"); | |
3008 | if (queue_id) { | |
3009 | ds_put_format(ds, "Queue %u:\n", queue_id); | |
3010 | } else { | |
3011 | ds_put_cstr(ds, "Default:\n"); | |
3012 | } | |
3013 | ||
79f1cbe9 EJ |
3014 | SMAP_FOR_EACH (node, details) { |
3015 | ds_put_format(ds, "\t%s: %s\n", node->key, node->value); | |
e8fe3026 EJ |
3016 | } |
3017 | ||
3018 | error = netdev_get_queue_stats(iface->netdev, queue_id, &stats); | |
3019 | if (!error) { | |
3020 | if (stats.tx_packets != UINT64_MAX) { | |
3021 | ds_put_format(ds, "\ttx_packets: %"PRIu64"\n", stats.tx_packets); | |
3022 | } | |
3023 | ||
3024 | if (stats.tx_bytes != UINT64_MAX) { | |
3025 | ds_put_format(ds, "\ttx_bytes: %"PRIu64"\n", stats.tx_bytes); | |
3026 | } | |
3027 | ||
3028 | if (stats.tx_errors != UINT64_MAX) { | |
3029 | ds_put_format(ds, "\ttx_errors: %"PRIu64"\n", stats.tx_errors); | |
3030 | } | |
3031 | } else { | |
3032 | ds_put_format(ds, "\tFailed to get statistics for queue %u: %s", | |
10a89ef0 | 3033 | queue_id, ovs_strerror(error)); |
e8fe3026 EJ |
3034 | } |
3035 | } | |
3036 | ||
3037 | static void | |
0e15264f BP |
3038 | qos_unixctl_show(struct unixctl_conn *conn, int argc OVS_UNUSED, |
3039 | const char *argv[], void *aux OVS_UNUSED) | |
e8fe3026 EJ |
3040 | { |
3041 | struct ds ds = DS_EMPTY_INITIALIZER; | |
79f1cbe9 | 3042 | struct smap smap = SMAP_INITIALIZER(&smap); |
e8fe3026 EJ |
3043 | struct iface *iface; |
3044 | const char *type; | |
79f1cbe9 | 3045 | struct smap_node *node; |
e8fe3026 | 3046 | |
0e15264f | 3047 | iface = iface_find(argv[1]); |
e8fe3026 | 3048 | if (!iface) { |
bde9f75d | 3049 | unixctl_command_reply_error(conn, "no such interface"); |
e8fe3026 EJ |
3050 | return; |
3051 | } | |
3052 | ||
79f1cbe9 | 3053 | netdev_get_qos(iface->netdev, &type, &smap); |
e8fe3026 EJ |
3054 | |
3055 | if (*type != '\0') { | |
89454bf4 BP |
3056 | struct netdev_queue_dump dump; |
3057 | struct smap details; | |
3058 | unsigned int queue_id; | |
3059 | ||
e8fe3026 EJ |
3060 | ds_put_format(&ds, "QoS: %s %s\n", iface->name, type); |
3061 | ||
79f1cbe9 EJ |
3062 | SMAP_FOR_EACH (node, &smap) { |
3063 | ds_put_format(&ds, "%s: %s\n", node->key, node->value); | |
e8fe3026 EJ |
3064 | } |
3065 | ||
89454bf4 BP |
3066 | smap_init(&details); |
3067 | NETDEV_QUEUE_FOR_EACH (&queue_id, &details, &dump, iface->netdev) { | |
3068 | qos_unixctl_show_queue(queue_id, &details, iface, &ds); | |
e8fe3026 | 3069 | } |
89454bf4 BP |
3070 | smap_destroy(&details); |
3071 | ||
bde9f75d | 3072 | unixctl_command_reply(conn, ds_cstr(&ds)); |
e8fe3026 EJ |
3073 | } else { |
3074 | ds_put_format(&ds, "QoS not configured on %s\n", iface->name); | |
bde9f75d | 3075 | unixctl_command_reply_error(conn, ds_cstr(&ds)); |
e8fe3026 EJ |
3076 | } |
3077 | ||
79f1cbe9 | 3078 | smap_destroy(&smap); |
e8fe3026 EJ |
3079 | ds_destroy(&ds); |
3080 | } | |
3081 | \f | |
064af421 | 3082 | /* Bridge reconfiguration functions. */ |
66da9bef | 3083 | static void |
1a6f1e2a | 3084 | bridge_create(const struct ovsrec_bridge *br_cfg) |
064af421 BP |
3085 | { |
3086 | struct bridge *br; | |
064af421 | 3087 | |
cb22974d | 3088 | ovs_assert(!bridge_lookup(br_cfg->name)); |
ec6fde61 | 3089 | br = xzalloc(sizeof *br); |
064af421 | 3090 | |
1a6f1e2a | 3091 | br->name = xstrdup(br_cfg->name); |
f79e673f | 3092 | br->type = xstrdup(ofproto_normalize_type(br_cfg->datapath_type)); |
1a6f1e2a | 3093 | br->cfg = br_cfg; |
e3f55cb8 BP |
3094 | |
3095 | /* Derive the default Ethernet address from the bridge's UUID. This should | |
3096 | * be unique and it will be stable between ovs-vswitchd runs. */ | |
3097 | memcpy(br->default_ea, &br_cfg->header_.uuid, ETH_ADDR_LEN); | |
3098 | eth_addr_mark_random(br->default_ea); | |
064af421 | 3099 | |
8052fb14 | 3100 | hmap_init(&br->ports); |
d9a8717a | 3101 | hmap_init(&br->ifaces); |
ebea37cc | 3102 | hmap_init(&br->iface_by_name); |
fa066f01 | 3103 | hmap_init(&br->mirrors); |
4a1ee6ae | 3104 | |
764072fd | 3105 | hmap_insert(&all_bridges, &br->node, hash_string(br->name, 0)); |
064af421 BP |
3106 | } |
3107 | ||
3108 | static void | |
3109 | bridge_destroy(struct bridge *br) | |
3110 | { | |
3111 | if (br) { | |
fa066f01 BP |
3112 | struct mirror *mirror, *next_mirror; |
3113 | struct port *port, *next_port; | |
064af421 | 3114 | |
fa066f01 | 3115 | HMAP_FOR_EACH_SAFE (port, next_port, hmap_node, &br->ports) { |
8052fb14 | 3116 | port_destroy(port); |
064af421 | 3117 | } |
fa066f01 BP |
3118 | HMAP_FOR_EACH_SAFE (mirror, next_mirror, hmap_node, &br->mirrors) { |
3119 | mirror_destroy(mirror); | |
f76e2dfc | 3120 | } |
bae7208e | 3121 | |
764072fd | 3122 | hmap_remove(&all_bridges, &br->node); |
6d6ab93e | 3123 | ofproto_destroy(br->ofproto); |
d9a8717a | 3124 | hmap_destroy(&br->ifaces); |
8052fb14 | 3125 | hmap_destroy(&br->ports); |
ebea37cc | 3126 | hmap_destroy(&br->iface_by_name); |
fa066f01 | 3127 | hmap_destroy(&br->mirrors); |
064af421 | 3128 | free(br->name); |
66da9bef | 3129 | free(br->type); |
064af421 BP |
3130 | free(br); |
3131 | } | |
3132 | } | |
3133 | ||
3134 | static struct bridge * | |
3135 | bridge_lookup(const char *name) | |
3136 | { | |
3137 | struct bridge *br; | |
3138 | ||
764072fd | 3139 | HMAP_FOR_EACH_WITH_HASH (br, node, hash_string(name, 0), &all_bridges) { |
064af421 BP |
3140 | if (!strcmp(br->name, name)) { |
3141 | return br; | |
3142 | } | |
3143 | } | |
3144 | return NULL; | |
3145 | } | |
3146 | ||
4f2cad2c JP |
3147 | /* Handle requests for a listing of all flows known by the OpenFlow |
3148 | * stack, including those normally hidden. */ | |
3149 | static void | |
0e15264f BP |
3150 | bridge_unixctl_dump_flows(struct unixctl_conn *conn, int argc OVS_UNUSED, |
3151 | const char *argv[], void *aux OVS_UNUSED) | |
4f2cad2c JP |
3152 | { |
3153 | struct bridge *br; | |
3154 | struct ds results; | |
d295e8e9 | 3155 | |
0e15264f | 3156 | br = bridge_lookup(argv[1]); |
4f2cad2c | 3157 | if (!br) { |
bde9f75d | 3158 | unixctl_command_reply_error(conn, "Unknown bridge"); |
4f2cad2c JP |
3159 | return; |
3160 | } | |
3161 | ||
3162 | ds_init(&results); | |
3163 | ofproto_get_all_flows(br->ofproto, &results); | |
3164 | ||
bde9f75d | 3165 | unixctl_command_reply(conn, ds_cstr(&results)); |
4f2cad2c JP |
3166 | ds_destroy(&results); |
3167 | } | |
3168 | ||
fa05809b BP |
3169 | /* "bridge/reconnect [BRIDGE]": makes BRIDGE drop all of its controller |
3170 | * connections and reconnect. If BRIDGE is not specified, then all bridges | |
3171 | * drop their controller connections and reconnect. */ | |
3172 | static void | |
0e15264f BP |
3173 | bridge_unixctl_reconnect(struct unixctl_conn *conn, int argc, |
3174 | const char *argv[], void *aux OVS_UNUSED) | |
fa05809b BP |
3175 | { |
3176 | struct bridge *br; | |
0e15264f BP |
3177 | if (argc > 1) { |
3178 | br = bridge_lookup(argv[1]); | |
fa05809b | 3179 | if (!br) { |
bde9f75d | 3180 | unixctl_command_reply_error(conn, "Unknown bridge"); |
fa05809b BP |
3181 | return; |
3182 | } | |
3183 | ofproto_reconnect_controllers(br->ofproto); | |
3184 | } else { | |
764072fd | 3185 | HMAP_FOR_EACH (br, node, &all_bridges) { |
fa05809b BP |
3186 | ofproto_reconnect_controllers(br->ofproto); |
3187 | } | |
3188 | } | |
bde9f75d | 3189 | unixctl_command_reply(conn, NULL); |
fa05809b BP |
3190 | } |
3191 | ||
76ce9432 | 3192 | static size_t |
1a048029 | 3193 | bridge_get_controllers(const struct bridge *br, |
76ce9432 | 3194 | struct ovsrec_controller ***controllersp) |
064af421 | 3195 | { |
76ce9432 BP |
3196 | struct ovsrec_controller **controllers; |
3197 | size_t n_controllers; | |
064af421 | 3198 | |
1a048029 JP |
3199 | controllers = br->cfg->controller; |
3200 | n_controllers = br->cfg->n_controller; | |
76343538 | 3201 | |
76ce9432 BP |
3202 | if (n_controllers == 1 && !strcmp(controllers[0]->target, "none")) { |
3203 | controllers = NULL; | |
3204 | n_controllers = 0; | |
064af421 | 3205 | } |
76343538 | 3206 | |
76ce9432 BP |
3207 | if (controllersp) { |
3208 | *controllersp = controllers; | |
3209 | } | |
3210 | return n_controllers; | |
064af421 BP |
3211 | } |
3212 | ||
bae7208e | 3213 | static void |
2a73b1d7 BP |
3214 | bridge_collect_wanted_ports(struct bridge *br, |
3215 | const unsigned long int *splinter_vlans, | |
3216 | struct shash *wanted_ports) | |
bae7208e | 3217 | { |
6ae39834 | 3218 | size_t i; |
064af421 | 3219 | |
2a73b1d7 | 3220 | shash_init(wanted_ports); |
bae7208e | 3221 | |
76343538 BP |
3222 | for (i = 0; i < br->cfg->n_ports; i++) { |
3223 | const char *name = br->cfg->ports[i]->name; | |
2a73b1d7 | 3224 | if (!shash_add_once(wanted_ports, name, br->cfg->ports[i])) { |
76343538 BP |
3225 | VLOG_WARN("bridge %s: %s specified twice as bridge port", |
3226 | br->name, name); | |
3227 | } | |
3228 | } | |
b5827b24 | 3229 | if (bridge_get_controllers(br, NULL) |
2a73b1d7 | 3230 | && !shash_find(wanted_ports, br->name)) { |
cfea354b BP |
3231 | VLOG_WARN("bridge %s: no port named %s, synthesizing one", |
3232 | br->name, br->name); | |
72865317 | 3233 | |
a699f614 EJ |
3234 | ovsrec_interface_init(&br->synth_local_iface); |
3235 | ovsrec_port_init(&br->synth_local_port); | |
3236 | ||
cfea354b BP |
3237 | br->synth_local_port.interfaces = &br->synth_local_ifacep; |
3238 | br->synth_local_port.n_interfaces = 1; | |
3239 | br->synth_local_port.name = br->name; | |
3240 | ||
3241 | br->synth_local_iface.name = br->name; | |
66da9bef | 3242 | br->synth_local_iface.type = "internal"; |
cfea354b BP |
3243 | |
3244 | br->synth_local_ifacep = &br->synth_local_iface; | |
3245 | ||
2a73b1d7 | 3246 | shash_add(wanted_ports, br->name, &br->synth_local_port); |
064af421 | 3247 | } |
064af421 | 3248 | |
52a90c29 | 3249 | if (splinter_vlans) { |
2a73b1d7 | 3250 | add_vlan_splinter_ports(br, splinter_vlans, wanted_ports); |
52a90c29 | 3251 | } |
2a73b1d7 BP |
3252 | } |
3253 | ||
3254 | /* Deletes "struct port"s and "struct iface"s under 'br' which aren't | |
3255 | * consistent with 'br->cfg'. Updates 'br->if_cfg_queue' with interfaces which | |
3256 | * 'br' needs to complete its configuration. */ | |
3257 | static void | |
3258 | bridge_del_ports(struct bridge *br, const struct shash *wanted_ports) | |
3259 | { | |
3260 | struct shash_node *port_node; | |
3261 | struct port *port, *next; | |
52a90c29 | 3262 | |
4a1ee6ae | 3263 | /* Get rid of deleted ports. |
a70e4b2a | 3264 | * Get rid of deleted interfaces on ports that still exist. */ |
8052fb14 | 3265 | HMAP_FOR_EACH_SAFE (port, next, hmap_node, &br->ports) { |
2a73b1d7 | 3266 | port->cfg = shash_find_data(wanted_ports, port->name); |
66da9bef | 3267 | if (!port->cfg) { |
4a1ee6ae BP |
3268 | port_destroy(port); |
3269 | } else { | |
66da9bef | 3270 | port_del_ifaces(port); |
064af421 BP |
3271 | } |
3272 | } | |
4a1ee6ae | 3273 | |
2a73b1d7 BP |
3274 | /* Update iface->cfg and iface->type in interfaces that still exist. */ |
3275 | SHASH_FOR_EACH (port_node, wanted_ports) { | |
bae7208e EJ |
3276 | const struct ovsrec_port *port = port_node->data; |
3277 | size_t i; | |
3278 | ||
3279 | for (i = 0; i < port->n_interfaces; i++) { | |
3280 | const struct ovsrec_interface *cfg = port->interfaces[i]; | |
3281 | struct iface *iface = iface_lookup(br, cfg->name); | |
046f1f89 | 3282 | const char *type = iface_get_type(cfg, br->cfg); |
bae7208e EJ |
3283 | |
3284 | if (iface) { | |
3285 | iface->cfg = cfg; | |
046f1f89 | 3286 | iface->type = type; |
0faed346 EJ |
3287 | } else if (!strcmp(type, "null")) { |
3288 | VLOG_WARN_ONCE("%s: The null interface type is deprecated and" | |
3289 | " may be removed in February 2013. Please email" | |
3290 | " dev@openvswitch.org with concerns.", | |
3291 | cfg->name); | |
3292 | } else { | |
2a73b1d7 | 3293 | /* We will add new interfaces later. */ |
bae7208e | 3294 | } |
ceb4559f | 3295 | } |
064af421 | 3296 | } |
064af421 BP |
3297 | } |
3298 | ||
7d674866 BP |
3299 | /* Initializes 'oc' appropriately as a management service controller for |
3300 | * 'br'. | |
3301 | * | |
3302 | * The caller must free oc->target when it is no longer needed. */ | |
3303 | static void | |
3304 | bridge_ofproto_controller_for_mgmt(const struct bridge *br, | |
3305 | struct ofproto_controller *oc) | |
3306 | { | |
b43c6fe2 | 3307 | oc->target = xasprintf("punix:%s/%s.mgmt", ovs_rundir(), br->name); |
7d674866 BP |
3308 | oc->max_backoff = 0; |
3309 | oc->probe_interval = 60; | |
3310 | oc->band = OFPROTO_OUT_OF_BAND; | |
7d674866 BP |
3311 | oc->rate_limit = 0; |
3312 | oc->burst_limit = 0; | |
9886b662 | 3313 | oc->enable_async_msgs = true; |
10bf2380 | 3314 | oc->dscp = 0; |
7d674866 BP |
3315 | } |
3316 | ||
3317 | /* Converts ovsrec_controller 'c' into an ofproto_controller in 'oc'. */ | |
3318 | static void | |
3319 | bridge_ofproto_controller_from_ovsrec(const struct ovsrec_controller *c, | |
3320 | struct ofproto_controller *oc) | |
3321 | { | |
a699f614 | 3322 | int dscp; |
f125905c | 3323 | |
7d674866 BP |
3324 | oc->target = c->target; |
3325 | oc->max_backoff = c->max_backoff ? *c->max_backoff / 1000 : 8; | |
3326 | oc->probe_interval = c->inactivity_probe ? *c->inactivity_probe / 1000 : 5; | |
3327 | oc->band = (!c->connection_mode || !strcmp(c->connection_mode, "in-band") | |
3328 | ? OFPROTO_IN_BAND : OFPROTO_OUT_OF_BAND); | |
7d674866 BP |
3329 | oc->rate_limit = c->controller_rate_limit ? *c->controller_rate_limit : 0; |
3330 | oc->burst_limit = (c->controller_burst_limit | |
3331 | ? *c->controller_burst_limit : 0); | |
9886b662 BP |
3332 | oc->enable_async_msgs = (!c->enable_async_messages |
3333 | || *c->enable_async_messages); | |
a699f614 EJ |
3334 | dscp = smap_get_int(&c->other_config, "dscp", DSCP_DEFAULT); |
3335 | if (dscp < 0 || dscp > 63) { | |
3336 | dscp = DSCP_DEFAULT; | |
f125905c | 3337 | } |
a699f614 | 3338 | oc->dscp = dscp; |
7d674866 BP |
3339 | } |
3340 | ||
3341 | /* Configures the IP stack for 'br''s local interface properly according to the | |
3342 | * configuration in 'c'. */ | |
3343 | static void | |
3344 | bridge_configure_local_iface_netdev(struct bridge *br, | |
3345 | struct ovsrec_controller *c) | |
3346 | { | |
3347 | struct netdev *netdev; | |
3348 | struct in_addr mask, gateway; | |
3349 | ||
3350 | struct iface *local_iface; | |
3351 | struct in_addr ip; | |
3352 | ||
7d674866 | 3353 | /* If there's no local interface or no IP address, give up. */ |
892815f5 | 3354 | local_iface = iface_from_ofp_port(br, OFPP_LOCAL); |
1bbd1728 GS |
3355 | if (!local_iface || !c->local_ip |
3356 | || !inet_pton(AF_INET, c->local_ip, &ip)) { | |
7d674866 BP |
3357 | return; |
3358 | } | |
3359 | ||
3360 | /* Bring up the local interface. */ | |
3361 | netdev = local_iface->netdev; | |
4b609110 | 3362 | netdev_turn_flags_on(netdev, NETDEV_UP, NULL); |
7d674866 BP |
3363 | |
3364 | /* Configure the IP address and netmask. */ | |
3365 | if (!c->local_netmask | |
1bbd1728 | 3366 | || !inet_pton(AF_INET, c->local_netmask, &mask) |
7d674866 BP |
3367 | || !mask.s_addr) { |
3368 | mask.s_addr = guess_netmask(ip.s_addr); | |
3369 | } | |
3370 | if (!netdev_set_in4(netdev, ip, mask)) { | |
3371 | VLOG_INFO("bridge %s: configured IP address "IP_FMT", netmask "IP_FMT, | |
ed36537e | 3372 | br->name, IP_ARGS(ip.s_addr), IP_ARGS(mask.s_addr)); |
7d674866 BP |
3373 | } |
3374 | ||
3375 | /* Configure the default gateway. */ | |
3376 | if (c->local_gateway | |
1bbd1728 | 3377 | && inet_pton(AF_INET, c->local_gateway, &gateway) |
7d674866 BP |
3378 | && gateway.s_addr) { |
3379 | if (!netdev_add_router(netdev, gateway)) { | |
3380 | VLOG_INFO("bridge %s: configured gateway "IP_FMT, | |
ed36537e | 3381 | br->name, IP_ARGS(gateway.s_addr)); |
7d674866 BP |
3382 | } |
3383 | } | |
3384 | } | |
3385 | ||
cb4ef1ea BP |
3386 | /* Returns true if 'a' and 'b' are the same except that any number of slashes |
3387 | * in either string are treated as equal to any number of slashes in the other, | |
329e3462 PR |
3388 | * e.g. "x///y" is equal to "x/y". |
3389 | * | |
3390 | * Also, if 'b_stoplen' bytes from 'b' are found to be equal to corresponding | |
3391 | * bytes from 'a', the function considers this success. Specify 'b_stoplen' as | |
3392 | * SIZE_MAX to compare all of 'a' to all of 'b' rather than just a prefix of | |
3393 | * 'b' against a prefix of 'a'. | |
3394 | */ | |
cb4ef1ea | 3395 | static bool |
329e3462 | 3396 | equal_pathnames(const char *a, const char *b, size_t b_stoplen) |
cb4ef1ea | 3397 | { |
329e3462 | 3398 | const char *b_start = b; |
4a1d4e86 BP |
3399 | for (;;) { |
3400 | if (b - b_start >= b_stoplen) { | |
3401 | return true; | |
3402 | } else if (*a != *b) { | |
3403 | return false; | |
3404 | } else if (*a == '/') { | |
cb4ef1ea BP |
3405 | a += strspn(a, "/"); |
3406 | b += strspn(b, "/"); | |
3407 | } else if (*a == '\0') { | |
3408 | return true; | |
3409 | } else { | |
3410 | a++; | |
3411 | b++; | |
3412 | } | |
3413 | } | |
cb4ef1ea BP |
3414 | } |
3415 | ||
064af421 | 3416 | static void |
fa066f01 BP |
3417 | bridge_configure_remotes(struct bridge *br, |
3418 | const struct sockaddr_in *managers, size_t n_managers) | |
064af421 | 3419 | { |
a699f614 | 3420 | bool disable_in_band; |
b1da6250 | 3421 | |
76ce9432 BP |
3422 | struct ovsrec_controller **controllers; |
3423 | size_t n_controllers; | |
7d674866 | 3424 | |
66da9bef | 3425 | enum ofproto_fail_mode fail_mode; |
7d674866 BP |
3426 | |
3427 | struct ofproto_controller *ocs; | |
3428 | size_t n_ocs; | |
3429 | size_t i; | |
064af421 | 3430 | |
8731b2b6 | 3431 | /* Check if we should disable in-band control on this bridge. */ |
a699f614 EJ |
3432 | disable_in_band = smap_get_bool(&br->cfg->other_config, "disable-in-band", |
3433 | false); | |
8731b2b6 | 3434 | |
b1da6250 | 3435 | /* Set OpenFlow queue ID for in-band control. */ |
a699f614 EJ |
3436 | ofproto_set_in_band_queue(br->ofproto, |
3437 | smap_get_int(&br->cfg->other_config, | |
3438 | "in-band-queue", -1)); | |
b1da6250 | 3439 | |
8731b2b6 JP |
3440 | if (disable_in_band) { |
3441 | ofproto_set_extra_in_band_remotes(br->ofproto, NULL, 0); | |
3442 | } else { | |
3443 | ofproto_set_extra_in_band_remotes(br->ofproto, managers, n_managers); | |
3444 | } | |
cd11000b | 3445 | |
1a048029 | 3446 | n_controllers = bridge_get_controllers(br, &controllers); |
064af421 | 3447 | |
7d674866 BP |
3448 | ocs = xmalloc((n_controllers + 1) * sizeof *ocs); |
3449 | n_ocs = 0; | |
064af421 | 3450 | |
7d674866 BP |
3451 | bridge_ofproto_controller_for_mgmt(br, &ocs[n_ocs++]); |
3452 | for (i = 0; i < n_controllers; i++) { | |
3453 | struct ovsrec_controller *c = controllers[i]; | |
76ce9432 | 3454 | |
7d674866 BP |
3455 | if (!strncmp(c->target, "punix:", 6) |
3456 | || !strncmp(c->target, "unix:", 5)) { | |
3457 | static struct vlog_rate_limit rl = VLOG_RATE_LIMIT_INIT(1, 5); | |
cb4ef1ea BP |
3458 | char *whitelist; |
3459 | ||
329e3462 PR |
3460 | if (!strncmp(c->target, "unix:", 5)) { |
3461 | /* Connect to a listening socket */ | |
3462 | whitelist = xasprintf("unix:%s/", ovs_rundir()); | |
2c487bc8 PR |
3463 | if (strchr(c->target, '/') && |
3464 | !equal_pathnames(c->target, whitelist, | |
3465 | strlen(whitelist))) { | |
3466 | /* Absolute path specified, but not in ovs_rundir */ | |
329e3462 PR |
3467 | VLOG_ERR_RL(&rl, "bridge %s: Not connecting to socket " |
3468 | "controller \"%s\" due to possibility for " | |
3469 | "remote exploit. Instead, specify socket " | |
3470 | "in whitelisted \"%s\" or connect to " | |
3471 | "\"unix:%s/%s.mgmt\" (which is always " | |
3472 | "available without special configuration).", | |
3473 | br->name, c->target, whitelist, | |
cb4ef1ea | 3474 | ovs_rundir(), br->name); |
329e3462 PR |
3475 | free(whitelist); |
3476 | continue; | |
3477 | } | |
3478 | } else { | |
3479 | whitelist = xasprintf("punix:%s/%s.controller", | |
3480 | ovs_rundir(), br->name); | |
3481 | if (!equal_pathnames(c->target, whitelist, SIZE_MAX)) { | |
3482 | /* Prevent remote ovsdb-server users from accessing | |
3483 | * arbitrary Unix domain sockets and overwriting arbitrary | |
3484 | * local files. */ | |
3485 | VLOG_ERR_RL(&rl, "bridge %s: Not adding Unix domain socket " | |
3486 | "controller \"%s\" due to possibility of " | |
3487 | "overwriting local files. Instead, specify " | |
3488 | "whitelisted \"%s\" or connect to " | |
3489 | "\"unix:%s/%s.mgmt\" (which is always " | |
3490 | "available without special configuration).", | |
3491 | br->name, c->target, whitelist, | |
3492 | ovs_rundir(), br->name); | |
3493 | free(whitelist); | |
3494 | continue; | |
3495 | } | |
cb4ef1ea | 3496 | } |
4d6fb5eb | 3497 | |
cb4ef1ea | 3498 | free(whitelist); |
4d6fb5eb EJ |
3499 | } |
3500 | ||
7d674866 | 3501 | bridge_configure_local_iface_netdev(br, c); |
8731b2b6 JP |
3502 | bridge_ofproto_controller_from_ovsrec(c, &ocs[n_ocs]); |
3503 | if (disable_in_band) { | |
3504 | ocs[n_ocs].band = OFPROTO_OUT_OF_BAND; | |
f620b43a | 3505 | } |
8731b2b6 | 3506 | n_ocs++; |
be02e7c3 | 3507 | } |
be02e7c3 | 3508 | |
7beaa082 SH |
3509 | ofproto_set_controllers(br->ofproto, ocs, n_ocs, |
3510 | bridge_get_allowed_versions(br)); | |
7d674866 BP |
3511 | free(ocs[0].target); /* From bridge_ofproto_controller_for_mgmt(). */ |
3512 | free(ocs); | |
66da9bef BP |
3513 | |
3514 | /* Set the fail-mode. */ | |
3515 | fail_mode = !br->cfg->fail_mode | |
3516 | || !strcmp(br->cfg->fail_mode, "standalone") | |
3517 | ? OFPROTO_FAIL_STANDALONE | |
3518 | : OFPROTO_FAIL_SECURE; | |
3519 | ofproto_set_fail_mode(br->ofproto, fail_mode); | |
3520 | ||
3521 | /* Configure OpenFlow controller connection snooping. */ | |
3522 | if (!ofproto_has_snoops(br->ofproto)) { | |
3523 | struct sset snoops; | |
5827ce14 | 3524 | |
66da9bef BP |
3525 | sset_init(&snoops); |
3526 | sset_add_and_free(&snoops, xasprintf("punix:%s/%s.snoop", | |
3527 | ovs_rundir(), br->name)); | |
3528 | ofproto_set_snoops(br->ofproto, &snoops); | |
3529 | sset_destroy(&snoops); | |
064af421 BP |
3530 | } |
3531 | } | |
254750ce BP |
3532 | |
3533 | static void | |
3534 | bridge_configure_tables(struct bridge *br) | |
3535 | { | |
3536 | static struct vlog_rate_limit rl = VLOG_RATE_LIMIT_INIT(1, 5); | |
3537 | int n_tables; | |
13751fd8 | 3538 | int i, j, k; |
254750ce BP |
3539 | |
3540 | n_tables = ofproto_get_n_tables(br->ofproto); | |
3541 | j = 0; | |
3542 | for (i = 0; i < n_tables; i++) { | |
3543 | struct ofproto_table_settings s; | |
480cda3a | 3544 | bool use_default_prefixes = true; |
254750ce BP |
3545 | |
3546 | s.name = NULL; | |
3547 | s.max_flows = UINT_MAX; | |
3548 | s.groups = NULL; | |
3549 | s.n_groups = 0; | |
13751fd8 JR |
3550 | s.n_prefix_fields = 0; |
3551 | memset(s.prefix_fields, ~0, sizeof(s.prefix_fields)); | |
254750ce BP |
3552 | |
3553 | if (j < br->cfg->n_flow_tables && i == br->cfg->key_flow_tables[j]) { | |
3554 | struct ovsrec_flow_table *cfg = br->cfg->value_flow_tables[j++]; | |
3555 | ||
3556 | s.name = cfg->name; | |
3557 | if (cfg->n_flow_limit && *cfg->flow_limit < UINT_MAX) { | |
3558 | s.max_flows = *cfg->flow_limit; | |
3559 | } | |
3560 | if (cfg->overflow_policy | |
3561 | && !strcmp(cfg->overflow_policy, "evict")) { | |
254750ce BP |
3562 | |
3563 | s.groups = xmalloc(cfg->n_groups * sizeof *s.groups); | |
3564 | for (k = 0; k < cfg->n_groups; k++) { | |
3565 | const char *string = cfg->groups[k]; | |
3566 | char *msg; | |
3567 | ||
3568 | msg = mf_parse_subfield__(&s.groups[k], &string); | |
3569 | if (msg) { | |
3570 | VLOG_WARN_RL(&rl, "bridge %s table %d: error parsing " | |
3571 | "'groups' (%s)", br->name, i, msg); | |
3572 | free(msg); | |
3573 | } else if (*string) { | |
3574 | VLOG_WARN_RL(&rl, "bridge %s table %d: 'groups' " | |
3575 | "element '%s' contains trailing garbage", | |
3576 | br->name, i, cfg->groups[k]); | |
3577 | } else { | |
3578 | s.n_groups++; | |
3579 | } | |
3580 | } | |
3581 | } | |
13751fd8 JR |
3582 | /* Prefix lookup fields. */ |
3583 | s.n_prefix_fields = 0; | |
3584 | for (k = 0; k < cfg->n_prefixes; k++) { | |
3585 | const char *name = cfg->prefixes[k]; | |
f017d986 JR |
3586 | const struct mf_field *mf; |
3587 | ||
3588 | if (strcmp(name, "none") == 0) { | |
480cda3a JR |
3589 | use_default_prefixes = false; |
3590 | s.n_prefix_fields = 0; | |
3591 | break; | |
f017d986 JR |
3592 | } |
3593 | mf = mf_from_name(name); | |
13751fd8 JR |
3594 | if (!mf) { |
3595 | VLOG_WARN("bridge %s: 'prefixes' with unknown field: %s", | |
3596 | br->name, name); | |
3597 | continue; | |
3598 | } | |
3599 | if (mf->flow_be32ofs < 0 || mf->n_bits % 32) { | |
3600 | VLOG_WARN("bridge %s: 'prefixes' with incompatible field: " | |
3601 | "%s", br->name, name); | |
3602 | continue; | |
3603 | } | |
3604 | if (s.n_prefix_fields >= ARRAY_SIZE(s.prefix_fields)) { | |
3605 | VLOG_WARN("bridge %s: 'prefixes' with too many fields, " | |
3606 | "field not used: %s", br->name, name); | |
3607 | continue; | |
3608 | } | |
480cda3a | 3609 | use_default_prefixes = false; |
13751fd8 JR |
3610 | s.prefix_fields[s.n_prefix_fields++] = mf->id; |
3611 | } | |
480cda3a JR |
3612 | } |
3613 | if (use_default_prefixes) { | |
3614 | /* Use default values. */ | |
3615 | s.n_prefix_fields = ARRAY_SIZE(default_prefix_fields); | |
3616 | memcpy(s.prefix_fields, default_prefix_fields, | |
3617 | sizeof default_prefix_fields); | |
3618 | } else { | |
3619 | int k; | |
3620 | struct ds ds = DS_EMPTY_INITIALIZER; | |
3621 | for (k = 0; k < s.n_prefix_fields; k++) { | |
3622 | if (k) { | |
3623 | ds_put_char(&ds, ','); | |
13751fd8 | 3624 | } |
480cda3a JR |
3625 | ds_put_cstr(&ds, mf_from_id(s.prefix_fields[k])->name); |
3626 | } | |
3627 | if (s.n_prefix_fields == 0) { | |
3628 | ds_put_cstr(&ds, "none"); | |
13751fd8 | 3629 | } |
480cda3a JR |
3630 | VLOG_INFO("bridge %s table %d: Prefix lookup with: %s.", |
3631 | br->name, i, ds_cstr(&ds)); | |
3632 | ds_destroy(&ds); | |
254750ce BP |
3633 | } |
3634 | ||
3635 | ofproto_configure_table(br->ofproto, i, &s); | |
3636 | ||
3637 | free(s.groups); | |
3638 | } | |
3639 | for (; j < br->cfg->n_flow_tables; j++) { | |
3640 | VLOG_WARN_RL(&rl, "bridge %s: ignoring configuration for flow table " | |
3641 | "%"PRId64" not supported by this datapath", br->name, | |
3642 | br->cfg->key_flow_tables[j]); | |
3643 | } | |
3644 | } | |
8b6ff729 BP |
3645 | |
3646 | static void | |
3647 | bridge_configure_dp_desc(struct bridge *br) | |
3648 | { | |
3649 | ofproto_set_dp_desc(br->ofproto, | |
3650 | smap_get(&br->cfg->other_config, "dp-desc")); | |
3651 | } | |
064af421 | 3652 | \f |
fa066f01 | 3653 | /* Port functions. */ |
064af421 | 3654 | |
f620b43a | 3655 | static struct port * |
fa066f01 | 3656 | port_create(struct bridge *br, const struct ovsrec_port *cfg) |
064af421 | 3657 | { |
f620b43a BP |
3658 | struct port *port; |
3659 | ||
3660 | port = xzalloc(sizeof *port); | |
3661 | port->bridge = br; | |
fa066f01 BP |
3662 | port->name = xstrdup(cfg->name); |
3663 | port->cfg = cfg; | |
f620b43a BP |
3664 | list_init(&port->ifaces); |
3665 | ||
3666 | hmap_insert(&br->ports, &port->hmap_node, hash_string(port->name, 0)); | |
f620b43a | 3667 | return port; |
064af421 BP |
3668 | } |
3669 | ||
fa066f01 | 3670 | /* Deletes interfaces from 'port' that are no longer configured for it. */ |
064af421 | 3671 | static void |
fa066f01 | 3672 | port_del_ifaces(struct port *port) |
064af421 | 3673 | { |
f620b43a BP |
3674 | struct iface *iface, *next; |
3675 | struct sset new_ifaces; | |
3676 | size_t i; | |
064af421 | 3677 | |
f620b43a BP |
3678 | /* Collect list of new interfaces. */ |
3679 | sset_init(&new_ifaces); | |
fa066f01 BP |
3680 | for (i = 0; i < port->cfg->n_interfaces; i++) { |
3681 | const char *name = port->cfg->interfaces[i]->name; | |
93f331d3 | 3682 | const char *type = port->cfg->interfaces[i]->type; |
00794817 BP |
3683 | if (strcmp(type, "null")) { |
3684 | sset_add(&new_ifaces, name); | |
3685 | } | |
f620b43a | 3686 | } |
064af421 | 3687 | |
f620b43a BP |
3688 | /* Get rid of deleted interfaces. */ |
3689 | LIST_FOR_EACH_SAFE (iface, next, port_elem, &port->ifaces) { | |
3690 | if (!sset_contains(&new_ifaces, iface->name)) { | |
3691 | iface_destroy(iface); | |
064af421 | 3692 | } |
064af421 | 3693 | } |
f620b43a BP |
3694 | |
3695 | sset_destroy(&new_ifaces); | |
064af421 BP |
3696 | } |
3697 | ||
064af421 BP |
3698 | static void |
3699 | port_destroy(struct port *port) | |
3700 | { | |
3701 | if (port) { | |
3702 | struct bridge *br = port->bridge; | |
83db7968 | 3703 | struct iface *iface, *next; |
064af421 | 3704 | |
fa066f01 BP |
3705 | if (br->ofproto) { |
3706 | ofproto_bundle_unregister(br->ofproto, port); | |
064af421 BP |
3707 | } |
3708 | ||
83db7968 | 3709 | LIST_FOR_EACH_SAFE (iface, next, port_elem, &port->ifaces) { |
2a73b1d7 | 3710 | iface_destroy__(iface); |
064af421 BP |
3711 | } |
3712 | ||
8052fb14 | 3713 | hmap_remove(&br->ports, &port->hmap_node); |
064af421 BP |
3714 | free(port->name); |
3715 | free(port); | |
064af421 BP |
3716 | } |
3717 | } | |
3718 | ||
064af421 BP |
3719 | static struct port * |
3720 | port_lookup(const struct bridge *br, const char *name) | |
3721 | { | |
8052fb14 BP |
3722 | struct port *port; |
3723 | ||
3724 | HMAP_FOR_EACH_WITH_HASH (port, hmap_node, hash_string(name, 0), | |
3725 | &br->ports) { | |
3726 | if (!strcmp(port->name, name)) { | |
3727 | return port; | |
3728 | } | |
3729 | } | |
3730 | return NULL; | |
064af421 BP |
3731 | } |
3732 | ||
7a673515 BP |
3733 | static bool |
3734 | enable_lacp(struct port *port, bool *activep) | |
3735 | { | |
3736 | if (!port->cfg->lacp) { | |
3737 | /* XXX when LACP implementation has been sufficiently tested, enable by | |
3738 | * default and make active on bonded ports. */ | |
3739 | return false; | |
3740 | } else if (!strcmp(port->cfg->lacp, "off")) { | |
3741 | return false; | |
3742 | } else if (!strcmp(port->cfg->lacp, "active")) { | |
3743 | *activep = true; | |
3744 | return true; | |
3745 | } else if (!strcmp(port->cfg->lacp, "passive")) { | |
3746 | *activep = false; | |
3747 | return true; | |
3748 | } else { | |
3749 | VLOG_WARN("port %s: unknown LACP mode %s", | |
3750 | port->name, port->cfg->lacp); | |
3751 | return false; | |
3752 | } | |
3753 | } | |
3754 | ||
fa066f01 BP |
3755 | static struct lacp_settings * |
3756 | port_configure_lacp(struct port *port, struct lacp_settings *s) | |
5827ce14 | 3757 | { |
e567943d | 3758 | const char *lacp_time, *system_id; |
b5a25389 | 3759 | int priority; |
5827ce14 | 3760 | |
fa066f01 BP |
3761 | if (!enable_lacp(port, &s->active)) { |
3762 | return NULL; | |
abd4a95d EJ |
3763 | } |
3764 | ||
fa066f01 | 3765 | s->name = port->name; |
e567943d | 3766 | |
a699f614 | 3767 | system_id = smap_get(&port->cfg->other_config, "lacp-system-id"); |
a9bf011b | 3768 | if (system_id) { |
c2c28dfd BP |
3769 | if (!ovs_scan(system_id, ETH_ADDR_SCAN_FMT, |
3770 | ETH_ADDR_SCAN_ARGS(s->id))) { | |
a9bf011b EJ |
3771 | VLOG_WARN("port %s: LACP system ID (%s) must be an Ethernet" |
3772 | " address.", port->name, system_id); | |
3773 | return NULL; | |
3774 | } | |
3775 | } else { | |
e567943d EJ |
3776 | memcpy(s->id, port->bridge->ea, ETH_ADDR_LEN); |
3777 | } | |
b5a25389 | 3778 | |
69fdadb1 EJ |
3779 | if (eth_addr_is_zero(s->id)) { |
3780 | VLOG_WARN("port %s: Invalid zero LACP system ID.", port->name); | |
3781 | return NULL; | |
3782 | } | |
3783 | ||
b5a25389 | 3784 | /* Prefer bondable links if unspecified. */ |
a699f614 EJ |
3785 | priority = smap_get_int(&port->cfg->other_config, "lacp-system-priority", |
3786 | 0); | |
fa066f01 BP |
3787 | s->priority = (priority > 0 && priority <= UINT16_MAX |
3788 | ? priority | |
3789 | : UINT16_MAX - !list_is_short(&port->ifaces)); | |
b5a25389 | 3790 | |
a699f614 EJ |
3791 | lacp_time = smap_get(&port->cfg->other_config, "lacp-time"); |
3792 | s->fast = lacp_time && !strcasecmp(lacp_time, "fast"); | |
9dd165e0 RK |
3793 | |
3794 | s->fallback_ab_cfg = smap_get_bool(&port->cfg->other_config, | |
3795 | "lacp-fallback-ab", false); | |
3796 | ||
fa066f01 BP |
3797 | return s; |
3798 | } | |
5827ce14 | 3799 | |
fa066f01 BP |
3800 | static void |
3801 | iface_configure_lacp(struct iface *iface, struct lacp_slave_settings *s) | |
3802 | { | |
00794817 | 3803 | int priority, portid, key; |
5827ce14 | 3804 | |
a699f614 EJ |
3805 | portid = smap_get_int(&iface->cfg->other_config, "lacp-port-id", 0); |
3806 | priority = smap_get_int(&iface->cfg->other_config, "lacp-port-priority", | |
3807 | 0); | |
3808 | key = smap_get_int(&iface->cfg->other_config, "lacp-aggregation-key", 0); | |
fa066f01 BP |
3809 | |
3810 | if (portid <= 0 || portid > UINT16_MAX) { | |
4e022ec0 | 3811 | portid = ofp_to_u16(iface->ofp_port); |
5827ce14 EJ |
3812 | } |
3813 | ||
fa066f01 BP |
3814 | if (priority <= 0 || priority > UINT16_MAX) { |
3815 | priority = UINT16_MAX; | |
3816 | } | |
5827ce14 | 3817 | |
00794817 BP |
3818 | if (key < 0 || key > UINT16_MAX) { |
3819 | key = 0; | |
5827ce14 | 3820 | } |
00794817 | 3821 | |
fa066f01 | 3822 | s->name = iface->name; |
fa066f01 BP |
3823 | s->id = portid; |
3824 | s->priority = priority; | |
00794817 | 3825 | s->key = key; |
bb5bc6c0 BP |
3826 | } |
3827 | ||
c25c91fd | 3828 | static void |
df53d41c | 3829 | port_configure_bond(struct port *port, struct bond_settings *s) |
c25c91fd | 3830 | { |
f620b43a | 3831 | const char *detect_s; |
7a673515 | 3832 | struct iface *iface; |
3e5aeeb5 | 3833 | const char *mac_s; |
1670c579 | 3834 | int miimon_interval; |
c25c91fd | 3835 | |
fa066f01 | 3836 | s->name = port->name; |
4df08875 | 3837 | s->balance = BM_AB; |
4c57c3bc EJ |
3838 | if (port->cfg->bond_mode) { |
3839 | if (!bond_mode_from_string(&s->balance, port->cfg->bond_mode)) { | |
3840 | VLOG_WARN("port %s: unknown bond_mode %s, defaulting to %s", | |
3841 | port->name, port->cfg->bond_mode, | |
3842 | bond_mode_to_string(s->balance)); | |
3843 | } | |
3844 | } else { | |
3845 | static struct vlog_rate_limit rl = VLOG_RATE_LIMIT_INIT(1, 1); | |
3846 | ||
4df08875 EJ |
3847 | /* XXX: Post version 1.5.*, the default bond_mode changed from SLB to |
3848 | * active-backup. At some point we should remove this warning. */ | |
4c57c3bc | 3849 | VLOG_WARN_RL(&rl, "port %s: Using the default bond_mode %s. Note that" |
4df08875 EJ |
3850 | " in previous versions, the default bond_mode was" |
3851 | " balance-slb", port->name, | |
4c57c3bc | 3852 | bond_mode_to_string(s->balance)); |
f620b43a | 3853 | } |
6c2d2a9f BP |
3854 | if (s->balance == BM_SLB && port->bridge->cfg->n_flood_vlans) { |
3855 | VLOG_WARN("port %s: SLB bonds are incompatible with flood_vlans, " | |
3856 | "please use another bond type or disable flood_vlans", | |
3857 | port->name); | |
3858 | } | |
bb5bc6c0 | 3859 | |
a699f614 EJ |
3860 | miimon_interval = smap_get_int(&port->cfg->other_config, |
3861 | "bond-miimon-interval", 0); | |
1670c579 EJ |
3862 | if (miimon_interval <= 0) { |
3863 | miimon_interval = 200; | |
f620b43a BP |
3864 | } |
3865 | ||
a699f614 EJ |
3866 | detect_s = smap_get(&port->cfg->other_config, "bond-detect-mode"); |
3867 | if (!detect_s || !strcmp(detect_s, "carrier")) { | |
1670c579 EJ |
3868 | miimon_interval = 0; |
3869 | } else if (strcmp(detect_s, "miimon")) { | |
3870 | VLOG_WARN("port %s: unsupported bond-detect-mode %s, " | |
3871 | "defaulting to carrier", port->name, detect_s); | |
3872 | miimon_interval = 0; | |
f620b43a BP |
3873 | } |
3874 | ||
fa066f01 BP |
3875 | s->up_delay = MAX(0, port->cfg->bond_updelay); |
3876 | s->down_delay = MAX(0, port->cfg->bond_downdelay); | |
a699f614 EJ |
3877 | s->basis = smap_get_int(&port->cfg->other_config, "bond-hash-basis", 0); |
3878 | s->rebalance_interval = smap_get_int(&port->cfg->other_config, | |
3879 | "bond-rebalance-interval", 10000); | |
bc1b010c | 3880 | if (s->rebalance_interval && s->rebalance_interval < 1000) { |
fa066f01 | 3881 | s->rebalance_interval = 1000; |
f620b43a BP |
3882 | } |
3883 | ||
9dd165e0 RK |
3884 | s->lacp_fallback_ab_cfg = smap_get_bool(&port->cfg->other_config, |
3885 | "lacp-fallback-ab", false); | |
3886 | ||
7a673515 | 3887 | LIST_FOR_EACH (iface, port_elem, &port->ifaces) { |
1670c579 | 3888 | netdev_set_miimon_interval(iface->netdev, miimon_interval); |
064af421 | 3889 | } |
3e5aeeb5 AZ |
3890 | |
3891 | mac_s = port->cfg->bond_active_slave; | |
3892 | if (!mac_s || !ovs_scan(mac_s, ETH_ADDR_SCAN_FMT, | |
3893 | ETH_ADDR_SCAN_ARGS(s->active_slave_mac))) { | |
3894 | /* OVSDB did not store the last active interface */ | |
3895 | memset(s->active_slave_mac, 0, sizeof(s->active_slave_mac)); | |
3896 | } | |
064af421 | 3897 | } |
06b592bc EJ |
3898 | |
3899 | /* Returns true if 'port' is synthetic, that is, if we constructed it locally | |
3900 | * instead of obtaining it from the database. */ | |
3901 | static bool | |
3902 | port_is_synthetic(const struct port *port) | |
3903 | { | |
3904 | return ovsdb_idl_row_is_synthetic(&port->cfg->header_); | |
3905 | } | |
064af421 BP |
3906 | \f |
3907 | /* Interface functions. */ | |
3908 | ||
05ba03e0 JP |
3909 | static bool |
3910 | iface_is_internal(const struct ovsrec_interface *iface, | |
3911 | const struct ovsrec_bridge *br) | |
3912 | { | |
3913 | /* The local port and "internal" ports are always "internal". */ | |
3914 | return !strcmp(iface->type, "internal") || !strcmp(iface->name, br->name); | |
3915 | } | |
3916 | ||
b54441b3 BP |
3917 | /* Returns the correct network device type for interface 'iface' in bridge |
3918 | * 'br'. */ | |
3919 | static const char * | |
3920 | iface_get_type(const struct ovsrec_interface *iface, | |
3921 | const struct ovsrec_bridge *br) | |
3922 | { | |
b4f4b737 JP |
3923 | const char *type; |
3924 | ||
3925 | /* The local port always has type "internal". Other ports take | |
3926 | * their type from the database and default to "system" if none is | |
3927 | * specified. */ | |
05ba03e0 | 3928 | if (iface_is_internal(iface, br)) { |
b4f4b737 | 3929 | type = "internal"; |
acf60855 | 3930 | } else { |
b4f4b737 | 3931 | type = iface->type[0] ? iface->type : "system"; |
acf60855 | 3932 | } |
b4f4b737 JP |
3933 | |
3934 | return ofproto_port_open_type(br->datapath_type, type); | |
064af421 BP |
3935 | } |
3936 | ||
3937 | static void | |
2a73b1d7 | 3938 | iface_destroy__(struct iface *iface) |
064af421 BP |
3939 | { |
3940 | if (iface) { | |
3941 | struct port *port = iface->port; | |
3942 | struct bridge *br = port->bridge; | |
c17f0d5e | 3943 | |
c60c33fb | 3944 | if (br->ofproto && iface->ofp_port != OFPP_NONE) { |
892815f5 | 3945 | ofproto_port_unregister(br->ofproto, iface->ofp_port); |
5827ce14 EJ |
3946 | } |
3947 | ||
c60c33fb | 3948 | if (iface->ofp_port != OFPP_NONE) { |
892815f5 | 3949 | hmap_remove(&br->ifaces, &iface->ofp_port_node); |
064af421 BP |
3950 | } |
3951 | ||
83db7968 | 3952 | list_remove(&iface->port_elem); |
ebea37cc | 3953 | hmap_remove(&br->iface_by_name, &iface->name_node); |
064af421 | 3954 | |
fe83f81d RW |
3955 | /* The user is changing configuration here, so netdev_remove needs to be |
3956 | * used as opposed to netdev_close */ | |
3957 | netdev_remove(iface->netdev); | |
064af421 | 3958 | |
a740f0de JG |
3959 | free(iface->name); |
3960 | free(iface); | |
064af421 BP |
3961 | } |
3962 | } | |
3963 | ||
2a73b1d7 BP |
3964 | static void |
3965 | iface_destroy(struct iface *iface) | |
3966 | { | |
3967 | if (iface) { | |
3968 | struct port *port = iface->port; | |
3969 | ||
3970 | iface_destroy__(iface); | |
3971 | if (list_is_empty(&port->ifaces)) { | |
3972 | port_destroy(port); | |
3973 | } | |
3974 | } | |
3975 | } | |
3976 | ||
064af421 BP |
3977 | static struct iface * |
3978 | iface_lookup(const struct bridge *br, const char *name) | |
3979 | { | |
ebea37cc BP |
3980 | struct iface *iface; |
3981 | ||
3982 | HMAP_FOR_EACH_WITH_HASH (iface, name_node, hash_string(name, 0), | |
3983 | &br->iface_by_name) { | |
3984 | if (!strcmp(iface->name, name)) { | |
3985 | return iface; | |
3986 | } | |
3987 | } | |
3988 | ||
3989 | return NULL; | |
064af421 BP |
3990 | } |
3991 | ||
e8fe3026 EJ |
3992 | static struct iface * |
3993 | iface_find(const char *name) | |
3994 | { | |
3995 | const struct bridge *br; | |
3996 | ||
764072fd | 3997 | HMAP_FOR_EACH (br, node, &all_bridges) { |
e8fe3026 EJ |
3998 | struct iface *iface = iface_lookup(br, name); |
3999 | ||
4000 | if (iface) { | |
4001 | return iface; | |
4002 | } | |
4003 | } | |
4004 | return NULL; | |
4005 | } | |
4006 | ||
064af421 | 4007 | static struct iface * |
4e022ec0 | 4008 | iface_from_ofp_port(const struct bridge *br, ofp_port_t ofp_port) |
064af421 | 4009 | { |
d9a8717a BP |
4010 | struct iface *iface; |
4011 | ||
f9c0c3ec | 4012 | HMAP_FOR_EACH_IN_BUCKET (iface, ofp_port_node, hash_ofp_port(ofp_port), |
4e022ec0 | 4013 | &br->ifaces) { |
892815f5 | 4014 | if (iface->ofp_port == ofp_port) { |
d9a8717a BP |
4015 | return iface; |
4016 | } | |
4017 | } | |
4018 | return NULL; | |
064af421 | 4019 | } |
557d8e6c | 4020 | |
52df17e7 BP |
4021 | /* Set Ethernet address of 'iface', if one is specified in the configuration |
4022 | * file. */ | |
4023 | static void | |
21a955fc | 4024 | iface_set_mac(const struct bridge *br, const struct port *port, struct iface *iface) |
52df17e7 | 4025 | { |
21a955fc HS |
4026 | uint8_t ea[ETH_ADDR_LEN], *mac = NULL; |
4027 | struct iface *hw_addr_iface; | |
52df17e7 | 4028 | |
ddd43de9 HS |
4029 | if (strcmp(iface->type, "internal")) { |
4030 | return; | |
4031 | } | |
4032 | ||
4033 | if (iface->cfg->mac && eth_addr_from_string(iface->cfg->mac, ea)) { | |
4034 | mac = ea; | |
21a955fc HS |
4035 | } else if (port->cfg->fake_bridge) { |
4036 | /* Fake bridge and no MAC set in the configuration. Pick a local one. */ | |
4037 | find_local_hw_addr(br, ea, port, &hw_addr_iface); | |
4038 | mac = ea; | |
ddd43de9 HS |
4039 | } |
4040 | ||
4041 | if (mac) { | |
892815f5 | 4042 | if (iface->ofp_port == OFPP_LOCAL) { |
ede2fd6d BP |
4043 | VLOG_ERR("interface %s: ignoring mac in Interface record " |
4044 | "(use Bridge record to set local port's mac)", | |
4045 | iface->name); | |
ddd43de9 | 4046 | } else if (eth_addr_is_multicast(mac)) { |
52df17e7 BP |
4047 | VLOG_ERR("interface %s: cannot set MAC to multicast address", |
4048 | iface->name); | |
52df17e7 | 4049 | } else { |
ddd43de9 | 4050 | int error = netdev_set_etheraddr(iface->netdev, mac); |
52df17e7 BP |
4051 | if (error) { |
4052 | VLOG_ERR("interface %s: setting MAC failed (%s)", | |
10a89ef0 | 4053 | iface->name, ovs_strerror(error)); |
52df17e7 BP |
4054 | } |
4055 | } | |
4056 | } | |
4057 | } | |
c1c9c9c4 | 4058 | |
bcd49a45 BP |
4059 | /* Sets the ofport column of 'if_cfg' to 'ofport'. */ |
4060 | static void | |
4e022ec0 | 4061 | iface_set_ofport(const struct ovsrec_interface *if_cfg, ofp_port_t ofport) |
bcd49a45 | 4062 | { |
cfea354b | 4063 | if (if_cfg && !ovsdb_idl_row_is_synthetic(&if_cfg->header_)) { |
820b35a3 BP |
4064 | int64_t port = ofport == OFPP_NONE ? -1 : ofp_to_u16(ofport); |
4065 | ovsrec_interface_set_ofport(if_cfg, &port, 1); | |
bcd49a45 BP |
4066 | } |
4067 | } | |
4068 | ||
3fc5a86a BP |
4069 | /* Clears all of the fields in 'if_cfg' that indicate interface status, and |
4070 | * sets the "ofport" field to -1. | |
4071 | * | |
4072 | * This is appropriate when 'if_cfg''s interface cannot be created or is | |
4073 | * otherwise invalid. */ | |
4074 | static void | |
bbe6109d | 4075 | iface_clear_db_record(const struct ovsrec_interface *if_cfg, char *errp) |
3fc5a86a BP |
4076 | { |
4077 | if (!ovsdb_idl_row_is_synthetic(&if_cfg->header_)) { | |
59804c80 | 4078 | iface_set_ofport(if_cfg, OFPP_NONE); |
bbe6109d | 4079 | ovsrec_interface_set_error(if_cfg, errp); |
a699f614 | 4080 | ovsrec_interface_set_status(if_cfg, NULL); |
3fc5a86a BP |
4081 | ovsrec_interface_set_admin_state(if_cfg, NULL); |
4082 | ovsrec_interface_set_duplex(if_cfg, NULL); | |
4083 | ovsrec_interface_set_link_speed(if_cfg, NULL, 0); | |
4084 | ovsrec_interface_set_link_state(if_cfg, NULL); | |
df867eda | 4085 | ovsrec_interface_set_mac_in_use(if_cfg, NULL); |
3fc5a86a BP |
4086 | ovsrec_interface_set_mtu(if_cfg, NULL, 0); |
4087 | ovsrec_interface_set_cfm_fault(if_cfg, NULL, 0); | |
b9380396 | 4088 | ovsrec_interface_set_cfm_fault_status(if_cfg, NULL, 0); |
3fc5a86a BP |
4089 | ovsrec_interface_set_cfm_remote_mpids(if_cfg, NULL, 0); |
4090 | ovsrec_interface_set_lacp_current(if_cfg, NULL, 0); | |
4091 | ovsrec_interface_set_statistics(if_cfg, NULL, NULL, 0); | |
ea401d9a | 4092 | ovsrec_interface_set_ifindex(if_cfg, NULL, 0); |
3fc5a86a BP |
4093 | } |
4094 | } | |
4095 | ||
c1c9c9c4 | 4096 | static bool |
44fca7f9 | 4097 | queue_ids_include(const struct ovsdb_datum *queues, int64_t target) |
c1c9c9c4 | 4098 | { |
44fca7f9 | 4099 | union ovsdb_atom atom; |
c1c9c9c4 | 4100 | |
44fca7f9 BP |
4101 | atom.integer = target; |
4102 | return ovsdb_datum_find_key(queues, &atom, OVSDB_TYPE_INTEGER) != UINT_MAX; | |
c1c9c9c4 BP |
4103 | } |
4104 | ||
c1c9c9c4 | 4105 | static void |
66da9bef | 4106 | iface_configure_qos(struct iface *iface, const struct ovsrec_qos *qos) |
c1c9c9c4 | 4107 | { |
8b36f51e EJ |
4108 | struct ofpbuf queues_buf; |
4109 | ||
4110 | ofpbuf_init(&queues_buf, 0); | |
4111 | ||
daa8bd2b | 4112 | if (!qos || qos->type[0] == '\0' || qos->n_queues < 1) { |
c1c9c9c4 BP |
4113 | netdev_set_qos(iface->netdev, NULL, NULL); |
4114 | } else { | |
89454bf4 BP |
4115 | const struct ovsdb_datum *queues; |
4116 | struct netdev_queue_dump dump; | |
4117 | unsigned int queue_id; | |
4118 | struct smap details; | |
6a6e60bd | 4119 | bool queue_zero; |
c1c9c9c4 BP |
4120 | size_t i; |
4121 | ||
4122 | /* Configure top-level Qos for 'iface'. */ | |
a699f614 | 4123 | netdev_set_qos(iface->netdev, qos->type, &qos->other_config); |
c1c9c9c4 BP |
4124 | |
4125 | /* Deconfigure queues that were deleted. */ | |
89454bf4 BP |
4126 | queues = ovsrec_qos_get_queues(qos, OVSDB_TYPE_INTEGER, |
4127 | OVSDB_TYPE_UUID); | |
4128 | smap_init(&details); | |
4129 | NETDEV_QUEUE_FOR_EACH (&queue_id, &details, &dump, iface->netdev) { | |
4130 | if (!queue_ids_include(queues, queue_id)) { | |
4131 | netdev_delete_queue(iface->netdev, queue_id); | |
4132 | } | |
4133 | } | |
4134 | smap_destroy(&details); | |
c1c9c9c4 BP |
4135 | |
4136 | /* Configure queues for 'iface'. */ | |
6a6e60bd | 4137 | queue_zero = false; |
c1c9c9c4 BP |
4138 | for (i = 0; i < qos->n_queues; i++) { |
4139 | const struct ovsrec_queue *queue = qos->value_queues[i]; | |
4140 | unsigned int queue_id = qos->key_queues[i]; | |
4141 | ||
6a6e60bd BP |
4142 | if (queue_id == 0) { |
4143 | queue_zero = true; | |
4144 | } | |
4145 | ||
8b36f51e EJ |
4146 | if (queue->n_dscp == 1) { |
4147 | struct ofproto_port_queue *port_queue; | |
4148 | ||
4149 | port_queue = ofpbuf_put_uninit(&queues_buf, | |
4150 | sizeof *port_queue); | |
4151 | port_queue->queue = queue_id; | |
4152 | port_queue->dscp = queue->dscp[0]; | |
4153 | } | |
4154 | ||
a699f614 | 4155 | netdev_set_queue(iface->netdev, queue_id, &queue->other_config); |
c1c9c9c4 | 4156 | } |
6a6e60bd | 4157 | if (!queue_zero) { |
a699f614 EJ |
4158 | struct smap details; |
4159 | ||
79f1cbe9 | 4160 | smap_init(&details); |
2c999774 | 4161 | netdev_set_queue(iface->netdev, 0, &details); |
79f1cbe9 | 4162 | smap_destroy(&details); |
6a6e60bd | 4163 | } |
c1c9c9c4 | 4164 | } |
fa066f01 | 4165 | |
c60c33fb | 4166 | if (iface->ofp_port != OFPP_NONE) { |
1f317cb5 PS |
4167 | const struct ofproto_port_queue *port_queues = ofpbuf_data(&queues_buf); |
4168 | size_t n_queues = ofpbuf_size(&queues_buf) / sizeof *port_queues; | |
8b36f51e EJ |
4169 | |
4170 | ofproto_port_set_queues(iface->port->bridge->ofproto, iface->ofp_port, | |
4171 | port_queues, n_queues); | |
4172 | } | |
4173 | ||
fa066f01 BP |
4174 | netdev_set_policing(iface->netdev, |
4175 | iface->cfg->ingress_policing_rate, | |
4176 | iface->cfg->ingress_policing_burst); | |
8b36f51e EJ |
4177 | |
4178 | ofpbuf_uninit(&queues_buf); | |
c1c9c9c4 | 4179 | } |
b31bcf60 EJ |
4180 | |
4181 | static void | |
66da9bef | 4182 | iface_configure_cfm(struct iface *iface) |
b31bcf60 | 4183 | { |
93b8df38 | 4184 | const struct ovsrec_interface *cfg = iface->cfg; |
a699f614 | 4185 | const char *opstate_str; |
189cb9e4 | 4186 | const char *cfm_ccm_vlan; |
a5610457 | 4187 | struct cfm_settings s; |
b363bae4 | 4188 | struct smap netdev_args; |
b31bcf60 | 4189 | |
144216a3 | 4190 | if (!cfg->n_cfm_mpid) { |
892815f5 | 4191 | ofproto_port_clear_cfm(iface->port->bridge->ofproto, iface->ofp_port); |
b31bcf60 EJ |
4192 | return; |
4193 | } | |
4194 | ||
b363bae4 EJ |
4195 | s.check_tnl_key = false; |
4196 | smap_init(&netdev_args); | |
4197 | if (!netdev_get_config(iface->netdev, &netdev_args)) { | |
4198 | const char *key = smap_get(&netdev_args, "key"); | |
4199 | const char *in_key = smap_get(&netdev_args, "in_key"); | |
4200 | ||
4201 | s.check_tnl_key = (key && !strcmp(key, "flow")) | |
4202 | || (in_key && !strcmp(in_key, "flow")); | |
4203 | } | |
4204 | smap_destroy(&netdev_args); | |
4205 | ||
a5610457 | 4206 | s.mpid = *cfg->cfm_mpid; |
a699f614 EJ |
4207 | s.interval = smap_get_int(&iface->cfg->other_config, "cfm_interval", 0); |
4208 | cfm_ccm_vlan = smap_get(&iface->cfg->other_config, "cfm_ccm_vlan"); | |
4209 | s.ccm_pcp = smap_get_int(&iface->cfg->other_config, "cfm_ccm_pcp", 0); | |
4210 | ||
a5610457 EJ |
4211 | if (s.interval <= 0) { |
4212 | s.interval = 1000; | |
b31bcf60 | 4213 | } |
b31bcf60 | 4214 | |
a699f614 EJ |
4215 | if (!cfm_ccm_vlan) { |
4216 | s.ccm_vlan = 0; | |
4217 | } else if (!strcasecmp("random", cfm_ccm_vlan)) { | |
189cb9e4 EJ |
4218 | s.ccm_vlan = CFM_RANDOM_VLAN; |
4219 | } else { | |
4220 | s.ccm_vlan = atoi(cfm_ccm_vlan); | |
4221 | if (s.ccm_vlan == CFM_RANDOM_VLAN) { | |
4222 | s.ccm_vlan = 0; | |
4223 | } | |
4224 | } | |
4225 | ||
a699f614 EJ |
4226 | s.extended = smap_get_bool(&iface->cfg->other_config, "cfm_extended", |
4227 | false); | |
90967e95 | 4228 | s.demand = smap_get_bool(&iface->cfg->other_config, "cfm_demand", false); |
ef9819b5 | 4229 | |
a699f614 EJ |
4230 | opstate_str = smap_get(&iface->cfg->other_config, "cfm_opstate"); |
4231 | s.opup = !opstate_str || !strcasecmp("up", opstate_str); | |
86dc6501 | 4232 | |
a5610457 | 4233 | ofproto_port_set_cfm(iface->port->bridge->ofproto, iface->ofp_port, &s); |
b31bcf60 | 4234 | } |
0b8024eb | 4235 | |
cfea354b BP |
4236 | /* Returns true if 'iface' is synthetic, that is, if we constructed it locally |
4237 | * instead of obtaining it from the database. */ | |
4238 | static bool | |
4239 | iface_is_synthetic(const struct iface *iface) | |
4240 | { | |
4241 | return ovsdb_idl_row_is_synthetic(&iface->cfg->header_); | |
4242 | } | |
f125905c | 4243 | |
4e022ec0 | 4244 | static ofp_port_t |
4abb8608 BP |
4245 | iface_validate_ofport__(size_t n, int64_t *ofport) |
4246 | { | |
4247 | return (n && *ofport >= 1 && *ofport < ofp_to_u16(OFPP_MAX) | |
4248 | ? u16_to_ofp(*ofport) | |
4249 | : OFPP_NONE); | |
4250 | } | |
4251 | ||
4252 | static ofp_port_t | |
4253 | iface_get_requested_ofp_port(const struct ovsrec_interface *cfg) | |
558e2cc5 | 4254 | { |
4abb8608 | 4255 | return iface_validate_ofport__(cfg->n_ofport_request, cfg->ofport_request); |
558e2cc5 GS |
4256 | } |
4257 | ||
4abb8608 BP |
4258 | static ofp_port_t |
4259 | iface_pick_ofport(const struct ovsrec_interface *cfg) | |
4260 | { | |
4261 | ofp_port_t requested_ofport = iface_get_requested_ofp_port(cfg); | |
4262 | return (requested_ofport != OFPP_NONE | |
4263 | ? requested_ofport | |
4264 | : iface_validate_ofport__(cfg->n_ofport, cfg->ofport)); | |
4265 | } | |
064af421 BP |
4266 | \f |
4267 | /* Port mirroring. */ | |
4268 | ||
dd0d105c BP |
4269 | static struct mirror * |
4270 | mirror_find_by_uuid(struct bridge *br, const struct uuid *uuid) | |
4271 | { | |
fa066f01 | 4272 | struct mirror *m; |
dd0d105c | 4273 | |
fa066f01 BP |
4274 | HMAP_FOR_EACH_IN_BUCKET (m, hmap_node, uuid_hash(uuid), &br->mirrors) { |
4275 | if (uuid_equals(uuid, &m->uuid)) { | |
dd0d105c BP |
4276 | return m; |
4277 | } | |
4278 | } | |
4279 | return NULL; | |
4280 | } | |
4281 | ||
064af421 | 4282 | static void |
fa066f01 | 4283 | bridge_configure_mirrors(struct bridge *br) |
064af421 | 4284 | { |
fa066f01 BP |
4285 | const struct ovsdb_datum *mc; |
4286 | unsigned long *flood_vlans; | |
4287 | struct mirror *m, *next; | |
4288 | size_t i; | |
064af421 | 4289 | |
dd0d105c | 4290 | /* Get rid of deleted mirrors. */ |
fa066f01 BP |
4291 | mc = ovsrec_bridge_get_mirrors(br->cfg, OVSDB_TYPE_UUID); |
4292 | HMAP_FOR_EACH_SAFE (m, next, hmap_node, &br->mirrors) { | |
4293 | union ovsdb_atom atom; | |
4294 | ||
4295 | atom.uuid = m->uuid; | |
4296 | if (ovsdb_datum_find_key(mc, &atom, OVSDB_TYPE_UUID) == UINT_MAX) { | |
4297 | mirror_destroy(m); | |
064af421 BP |
4298 | } |
4299 | } | |
4300 | ||
dd0d105c | 4301 | /* Add new mirrors and reconfigure existing ones. */ |
37e7f427 | 4302 | for (i = 0; i < br->cfg->n_mirrors; i++) { |
fa066f01 | 4303 | const struct ovsrec_mirror *cfg = br->cfg->mirrors[i]; |
dd0d105c | 4304 | struct mirror *m = mirror_find_by_uuid(br, &cfg->header_.uuid); |
fa066f01 BP |
4305 | if (!m) { |
4306 | m = mirror_create(br, cfg); | |
064af421 | 4307 | } |
9d24de3b JP |
4308 | m->cfg = cfg; |
4309 | if (!mirror_configure(m)) { | |
fa066f01 | 4310 | mirror_destroy(m); |
064af421 BP |
4311 | } |
4312 | } | |
f2d7fd66 | 4313 | |
8f30d09a | 4314 | /* Update flooded vlans (for RSPAN). */ |
fa066f01 BP |
4315 | flood_vlans = vlan_bitmap_from_array(br->cfg->flood_vlans, |
4316 | br->cfg->n_flood_vlans); | |
4317 | ofproto_set_flood_vlans(br->ofproto, flood_vlans); | |
4318 | bitmap_free(flood_vlans); | |
064af421 BP |
4319 | } |
4320 | ||
fa066f01 BP |
4321 | static struct mirror * |
4322 | mirror_create(struct bridge *br, const struct ovsrec_mirror *cfg) | |
064af421 BP |
4323 | { |
4324 | struct mirror *m; | |
064af421 | 4325 | |
fa066f01 | 4326 | m = xzalloc(sizeof *m); |
8bbc128e | 4327 | m->uuid = cfg->header_.uuid; |
fa066f01 | 4328 | hmap_insert(&br->mirrors, &m->hmap_node, uuid_hash(&m->uuid)); |
064af421 | 4329 | m->bridge = br; |
dd0d105c | 4330 | m->name = xstrdup(cfg->name); |
37e7f427 | 4331 | |
fa066f01 | 4332 | return m; |
064af421 BP |
4333 | } |
4334 | ||
4335 | static void | |
4336 | mirror_destroy(struct mirror *m) | |
4337 | { | |
4338 | if (m) { | |
4339 | struct bridge *br = m->bridge; | |
064af421 | 4340 | |
fa066f01 BP |
4341 | if (br->ofproto) { |
4342 | ofproto_mirror_unregister(br->ofproto, m); | |
064af421 BP |
4343 | } |
4344 | ||
fa066f01 | 4345 | hmap_remove(&br->mirrors, &m->hmap_node); |
786880a5 | 4346 | free(m->name); |
064af421 | 4347 | free(m); |
064af421 BP |
4348 | } |
4349 | } | |
4350 | ||
4351 | static void | |
fa066f01 BP |
4352 | mirror_collect_ports(struct mirror *m, |
4353 | struct ovsrec_port **in_ports, int n_in_ports, | |
4354 | void ***out_portsp, size_t *n_out_portsp) | |
064af421 | 4355 | { |
fa066f01 BP |
4356 | void **out_ports = xmalloc(n_in_ports * sizeof *out_ports); |
4357 | size_t n_out_ports = 0; | |
064af421 BP |
4358 | size_t i; |
4359 | ||
fa066f01 BP |
4360 | for (i = 0; i < n_in_ports; i++) { |
4361 | const char *name = in_ports[i]->name; | |
4362 | struct port *port = port_lookup(m->bridge, name); | |
4363 | if (port) { | |
4364 | out_ports[n_out_ports++] = port; | |
064af421 | 4365 | } else { |
37e7f427 BP |
4366 | VLOG_WARN("bridge %s: mirror %s cannot match on nonexistent " |
4367 | "port %s", m->bridge->name, m->name, name); | |
064af421 BP |
4368 | } |
4369 | } | |
fa066f01 BP |
4370 | *out_portsp = out_ports; |
4371 | *n_out_portsp = n_out_ports; | |
064af421 BP |
4372 | } |
4373 | ||
4374 | static bool | |
9d24de3b | 4375 | mirror_configure(struct mirror *m) |
064af421 | 4376 | { |
9d24de3b | 4377 | const struct ovsrec_mirror *cfg = m->cfg; |
fa066f01 | 4378 | struct ofproto_mirror_settings s; |
064af421 | 4379 | |
dd0d105c BP |
4380 | /* Set name. */ |
4381 | if (strcmp(cfg->name, m->name)) { | |
4382 | free(m->name); | |
4383 | m->name = xstrdup(cfg->name); | |
4384 | } | |
fa066f01 | 4385 | s.name = m->name; |
dd0d105c | 4386 | |
fa066f01 | 4387 | /* Get output port or VLAN. */ |
37e7f427 | 4388 | if (cfg->output_port) { |
fa066f01 | 4389 | s.out_bundle = port_lookup(m->bridge, cfg->output_port->name); |
abe529af | 4390 | if (!s.out_bundle) { |
37e7f427 BP |
4391 | VLOG_ERR("bridge %s: mirror %s outputs to port not on bridge", |
4392 | m->bridge->name, m->name); | |
fa066f01 | 4393 | return false; |
064af421 | 4394 | } |
fa066f01 | 4395 | s.out_vlan = UINT16_MAX; |
064af421 | 4396 | |
37e7f427 BP |
4397 | if (cfg->output_vlan) { |
4398 | VLOG_ERR("bridge %s: mirror %s specifies both output port and " | |
4399 | "output vlan; ignoring output vlan", | |
4400 | m->bridge->name, m->name); | |
064af421 | 4401 | } |
37e7f427 | 4402 | } else if (cfg->output_vlan) { |
fa066f01 BP |
4403 | /* The database should prevent invalid VLAN values. */ |
4404 | s.out_bundle = NULL; | |
4405 | s.out_vlan = *cfg->output_vlan; | |
064af421 | 4406 | } else { |
37e7f427 BP |
4407 | VLOG_ERR("bridge %s: mirror %s does not specify output; ignoring", |
4408 | m->bridge->name, m->name); | |
fa066f01 | 4409 | return false; |
064af421 BP |
4410 | } |
4411 | ||
fa066f01 | 4412 | /* Get port selection. */ |
939ff267 | 4413 | if (cfg->select_all) { |
fa066f01 BP |
4414 | size_t n_ports = hmap_count(&m->bridge->ports); |
4415 | void **ports = xmalloc(n_ports * sizeof *ports); | |
abe529af | 4416 | struct port *port; |
fa066f01 BP |
4417 | size_t i; |
4418 | ||
4419 | i = 0; | |
8052fb14 | 4420 | HMAP_FOR_EACH (port, hmap_node, &m->bridge->ports) { |
fa066f01 | 4421 | ports[i++] = port; |
939ff267 | 4422 | } |
fa066f01 BP |
4423 | |
4424 | s.srcs = ports; | |
4425 | s.n_srcs = n_ports; | |
4426 | ||
4427 | s.dsts = ports; | |
4428 | s.n_dsts = n_ports; | |
939ff267 | 4429 | } else { |
fa066f01 BP |
4430 | /* Get ports, dropping ports that don't exist. |
4431 | * The IDL ensures that there are no duplicates. */ | |
939ff267 | 4432 | mirror_collect_ports(m, cfg->select_src_port, cfg->n_select_src_port, |
fa066f01 | 4433 | &s.srcs, &s.n_srcs); |
939ff267 | 4434 | mirror_collect_ports(m, cfg->select_dst_port, cfg->n_select_dst_port, |
fa066f01 | 4435 | &s.dsts, &s.n_dsts); |
064af421 BP |
4436 | } |
4437 | ||
fa066f01 BP |
4438 | /* Get VLAN selection. */ |
4439 | s.src_vlans = vlan_bitmap_from_array(cfg->select_vlan, cfg->n_select_vlan); | |
4440 | ||
4441 | /* Configure. */ | |
4442 | ofproto_mirror_register(m->bridge->ofproto, m, &s); | |
4443 | ||
064af421 | 4444 | /* Clean up. */ |
fa066f01 BP |
4445 | if (s.srcs != s.dsts) { |
4446 | free(s.dsts); | |
4447 | } | |
4448 | free(s.srcs); | |
4449 | free(s.src_vlans); | |
4450 | ||
4451 | return true; | |
064af421 | 4452 | } |
52a90c29 BP |
4453 | \f |
4454 | /* Linux VLAN device support (e.g. "eth0.10" for VLAN 10.) | |
4455 | * | |
4456 | * This is deprecated. It is only for compatibility with broken device drivers | |
4457 | * in old versions of Linux that do not properly support VLANs when VLAN | |
4458 | * devices are not used. When broken device drivers are no longer in | |
4459 | * widespread use, we will delete these interfaces. */ | |
4460 | ||
37344ffa EJ |
4461 | static struct ovsrec_port **recs; |
4462 | static size_t n_recs, allocated_recs; | |
52a90c29 | 4463 | |
37344ffa EJ |
4464 | /* Adds 'rec' to a list of recs that have to be destroyed when the VLAN |
4465 | * splinters are reconfigured. */ | |
52a90c29 | 4466 | static void |
37344ffa | 4467 | register_rec(struct ovsrec_port *rec) |
52a90c29 | 4468 | { |
37344ffa EJ |
4469 | if (n_recs >= allocated_recs) { |
4470 | recs = x2nrealloc(recs, &allocated_recs, sizeof *recs); | |
52a90c29 | 4471 | } |
37344ffa | 4472 | recs[n_recs++] = rec; |
52a90c29 BP |
4473 | } |
4474 | ||
37344ffa | 4475 | /* Frees all of the ports registered with register_reg(). */ |
52a90c29 | 4476 | static void |
37344ffa | 4477 | free_registered_recs(void) |
52a90c29 BP |
4478 | { |
4479 | size_t i; | |
4480 | ||
37344ffa EJ |
4481 | for (i = 0; i < n_recs; i++) { |
4482 | struct ovsrec_port *port = recs[i]; | |
4483 | size_t j; | |
4484 | ||
4485 | for (j = 0; j < port->n_interfaces; j++) { | |
4486 | struct ovsrec_interface *iface = port->interfaces[j]; | |
4487 | free(iface->name); | |
4488 | free(iface); | |
4489 | } | |
4490 | ||
a699f614 | 4491 | smap_destroy(&port->other_config); |
37344ffa EJ |
4492 | free(port->interfaces); |
4493 | free(port->name); | |
4494 | free(port->tag); | |
37344ffa | 4495 | free(port); |
52a90c29 | 4496 | } |
37344ffa | 4497 | n_recs = 0; |
52a90c29 BP |
4498 | } |
4499 | ||
4500 | /* Returns true if VLAN splinters are enabled on 'iface_cfg', false | |
4501 | * otherwise. */ | |
4502 | static bool | |
4503 | vlan_splinters_is_enabled(const struct ovsrec_interface *iface_cfg) | |
4504 | { | |
a699f614 EJ |
4505 | return smap_get_bool(&iface_cfg->other_config, "enable-vlan-splinters", |
4506 | false); | |
52a90c29 BP |
4507 | } |
4508 | ||
4509 | /* Figures out the set of VLANs that are in use for the purpose of VLAN | |
4510 | * splinters. | |
4511 | * | |
4512 | * If VLAN splinters are enabled on at least one interface and any VLANs are in | |
4513 | * use, returns a 4096-bit bitmap with a 1-bit for each in-use VLAN (bits 0 and | |
4514 | * 4095 will not be set). The caller is responsible for freeing the bitmap, | |
4515 | * with free(). | |
4516 | * | |
4517 | * If VLANs splinters are not enabled on any interface or if no VLANs are in | |
4518 | * use, returns NULL. | |
4519 | * | |
4520 | * Updates 'vlan_splinters_enabled_anywhere'. */ | |
4521 | static unsigned long int * | |
4522 | collect_splinter_vlans(const struct ovsrec_open_vswitch *ovs_cfg) | |
4523 | { | |
4524 | unsigned long int *splinter_vlans; | |
4525 | struct sset splinter_ifaces; | |
4526 | const char *real_dev_name; | |
4527 | struct shash *real_devs; | |
4528 | struct shash_node *node; | |
4529 | struct bridge *br; | |
4530 | size_t i; | |
4531 | ||
7c70698f BP |
4532 | /* Free space allocated for synthesized ports and interfaces, since we're |
4533 | * in the process of reconstructing all of them. */ | |
37344ffa | 4534 | free_registered_recs(); |
7c70698f | 4535 | |
45c580a3 | 4536 | splinter_vlans = bitmap_allocate(4096); |
52a90c29 | 4537 | sset_init(&splinter_ifaces); |
45c580a3 | 4538 | vlan_splinters_enabled_anywhere = false; |
52a90c29 BP |
4539 | for (i = 0; i < ovs_cfg->n_bridges; i++) { |
4540 | struct ovsrec_bridge *br_cfg = ovs_cfg->bridges[i]; | |
4541 | size_t j; | |
4542 | ||
4543 | for (j = 0; j < br_cfg->n_ports; j++) { | |
4544 | struct ovsrec_port *port_cfg = br_cfg->ports[j]; | |
4545 | int k; | |
4546 | ||
4547 | for (k = 0; k < port_cfg->n_interfaces; k++) { | |
4548 | struct ovsrec_interface *iface_cfg = port_cfg->interfaces[k]; | |
4549 | ||
4550 | if (vlan_splinters_is_enabled(iface_cfg)) { | |
45c580a3 | 4551 | vlan_splinters_enabled_anywhere = true; |
52a90c29 | 4552 | sset_add(&splinter_ifaces, iface_cfg->name); |
52a90c29 BP |
4553 | vlan_bitmap_from_array__(port_cfg->trunks, |
4554 | port_cfg->n_trunks, | |
4555 | splinter_vlans); | |
4556 | } | |
4557 | } | |
45c580a3 BP |
4558 | |
4559 | if (port_cfg->tag && *port_cfg->tag > 0 && *port_cfg->tag < 4095) { | |
4560 | bitmap_set1(splinter_vlans, *port_cfg->tag); | |
4561 | } | |
52a90c29 BP |
4562 | } |
4563 | } | |
4564 | ||
45c580a3 BP |
4565 | if (!vlan_splinters_enabled_anywhere) { |
4566 | free(splinter_vlans); | |
52a90c29 BP |
4567 | sset_destroy(&splinter_ifaces); |
4568 | return NULL; | |
4569 | } | |
4570 | ||
4571 | HMAP_FOR_EACH (br, node, &all_bridges) { | |
4572 | if (br->ofproto) { | |
4573 | ofproto_get_vlan_usage(br->ofproto, splinter_vlans); | |
4574 | } | |
4575 | } | |
4576 | ||
4577 | /* Don't allow VLANs 0 or 4095 to be splintered. VLAN 0 should appear on | |
4578 | * the real device. VLAN 4095 is reserved and Linux doesn't allow a VLAN | |
4579 | * device to be created for it. */ | |
4580 | bitmap_set0(splinter_vlans, 0); | |
4581 | bitmap_set0(splinter_vlans, 4095); | |
4582 | ||
4583 | /* Delete all VLAN devices that we don't need. */ | |
4584 | vlandev_refresh(); | |
4585 | real_devs = vlandev_get_real_devs(); | |
4586 | SHASH_FOR_EACH (node, real_devs) { | |
4587 | const struct vlan_real_dev *real_dev = node->data; | |
4588 | const struct vlan_dev *vlan_dev; | |
4589 | bool real_dev_has_splinters; | |
4590 | ||
4591 | real_dev_has_splinters = sset_contains(&splinter_ifaces, | |
4592 | real_dev->name); | |
4593 | HMAP_FOR_EACH (vlan_dev, hmap_node, &real_dev->vlan_devs) { | |
4594 | if (!real_dev_has_splinters | |
4595 | || !bitmap_is_set(splinter_vlans, vlan_dev->vid)) { | |
4596 | struct netdev *netdev; | |
4597 | ||
4598 | if (!netdev_open(vlan_dev->name, "system", &netdev)) { | |
4599 | if (!netdev_get_in4(netdev, NULL, NULL) || | |
4600 | !netdev_get_in6(netdev, NULL)) { | |
52a90c29 BP |
4601 | /* It has an IP address configured, so we don't own |
4602 | * it. Don't delete it. */ | |
b41c3e5c AW |
4603 | } else { |
4604 | vlandev_del(vlan_dev->name); | |
52a90c29 BP |
4605 | } |
4606 | netdev_close(netdev); | |
4607 | } | |
4608 | } | |
4609 | ||
4610 | } | |
4611 | } | |
4612 | ||
4613 | /* Add all VLAN devices that we need. */ | |
4614 | SSET_FOR_EACH (real_dev_name, &splinter_ifaces) { | |
4615 | int vid; | |
4616 | ||
4617 | BITMAP_FOR_EACH_1 (vid, 4096, splinter_vlans) { | |
4618 | if (!vlandev_get_name(real_dev_name, vid)) { | |
4619 | vlandev_add(real_dev_name, vid); | |
4620 | } | |
4621 | } | |
4622 | } | |
4623 | ||
4624 | vlandev_refresh(); | |
4625 | ||
4626 | sset_destroy(&splinter_ifaces); | |
4627 | ||
b71273f6 | 4628 | if (bitmap_scan(splinter_vlans, 1, 0, 4096) >= 4096) { |
52a90c29 BP |
4629 | free(splinter_vlans); |
4630 | return NULL; | |
4631 | } | |
4632 | return splinter_vlans; | |
4633 | } | |
4634 | ||
4635 | /* Pushes the configure of VLAN splinter port 'port' (e.g. eth0.9) down to | |
4636 | * ofproto. */ | |
4637 | static void | |
4638 | configure_splinter_port(struct port *port) | |
4639 | { | |
4640 | struct ofproto *ofproto = port->bridge->ofproto; | |
4e022ec0 | 4641 | ofp_port_t realdev_ofp_port; |
52a90c29 BP |
4642 | const char *realdev_name; |
4643 | struct iface *vlandev, *realdev; | |
4644 | ||
4645 | ofproto_bundle_unregister(port->bridge->ofproto, port); | |
4646 | ||
4647 | vlandev = CONTAINER_OF(list_front(&port->ifaces), struct iface, | |
4648 | port_elem); | |
4649 | ||
a699f614 | 4650 | realdev_name = smap_get(&port->cfg->other_config, "realdev"); |
52a90c29 BP |
4651 | realdev = iface_lookup(port->bridge, realdev_name); |
4652 | realdev_ofp_port = realdev ? realdev->ofp_port : 0; | |
4653 | ||
4654 | ofproto_port_set_realdev(ofproto, vlandev->ofp_port, realdev_ofp_port, | |
4655 | *port->cfg->tag); | |
4656 | } | |
4657 | ||
4658 | static struct ovsrec_port * | |
4659 | synthesize_splinter_port(const char *real_dev_name, | |
4660 | const char *vlan_dev_name, int vid) | |
4661 | { | |
4662 | struct ovsrec_interface *iface; | |
4663 | struct ovsrec_port *port; | |
4664 | ||
a699f614 EJ |
4665 | iface = xmalloc(sizeof *iface); |
4666 | ovsrec_interface_init(iface); | |
52a90c29 BP |
4667 | iface->name = xstrdup(vlan_dev_name); |
4668 | iface->type = "system"; | |
4669 | ||
a699f614 EJ |
4670 | port = xmalloc(sizeof *port); |
4671 | ovsrec_port_init(port); | |
52a90c29 BP |
4672 | port->interfaces = xmemdup(&iface, sizeof iface); |
4673 | port->n_interfaces = 1; | |
4674 | port->name = xstrdup(vlan_dev_name); | |
4675 | port->vlan_mode = "splinter"; | |
4676 | port->tag = xmalloc(sizeof *port->tag); | |
4677 | *port->tag = vid; | |
a699f614 EJ |
4678 | |
4679 | smap_add(&port->other_config, "realdev", real_dev_name); | |
52a90c29 | 4680 | |
37344ffa | 4681 | register_rec(port); |
52a90c29 BP |
4682 | return port; |
4683 | } | |
4684 | ||
4685 | /* For each interface with 'br' that has VLAN splinters enabled, adds a | |
4686 | * corresponding ovsrec_port to 'ports' for each splinter VLAN marked with a | |
4687 | * 1-bit in the 'splinter_vlans' bitmap. */ | |
4688 | static void | |
4689 | add_vlan_splinter_ports(struct bridge *br, | |
4690 | const unsigned long int *splinter_vlans, | |
4691 | struct shash *ports) | |
4692 | { | |
4693 | size_t i; | |
4694 | ||
52a90c29 BP |
4695 | /* We iterate through 'br->cfg->ports' instead of 'ports' here because |
4696 | * we're modifying 'ports'. */ | |
4697 | for (i = 0; i < br->cfg->n_ports; i++) { | |
4698 | const char *name = br->cfg->ports[i]->name; | |
4699 | struct ovsrec_port *port_cfg = shash_find_data(ports, name); | |
4700 | size_t j; | |
4701 | ||
4702 | for (j = 0; j < port_cfg->n_interfaces; j++) { | |
4703 | struct ovsrec_interface *iface_cfg = port_cfg->interfaces[j]; | |
4704 | ||
4705 | if (vlan_splinters_is_enabled(iface_cfg)) { | |
4706 | const char *real_dev_name; | |
4707 | uint16_t vid; | |
4708 | ||
4709 | real_dev_name = iface_cfg->name; | |
4710 | BITMAP_FOR_EACH_1 (vid, 4096, splinter_vlans) { | |
4711 | const char *vlan_dev_name; | |
4712 | ||
4713 | vlan_dev_name = vlandev_get_name(real_dev_name, vid); | |
4714 | if (vlan_dev_name | |
4715 | && !shash_find(ports, vlan_dev_name)) { | |
4716 | shash_add(ports, vlan_dev_name, | |
4717 | synthesize_splinter_port( | |
4718 | real_dev_name, vlan_dev_name, vid)); | |
4719 | } | |
4720 | } | |
4721 | } | |
4722 | } | |
4723 | } | |
4724 | } | |
9d24de3b JP |
4725 | |
4726 | static void | |
4727 | mirror_refresh_stats(struct mirror *m) | |
4728 | { | |
4729 | struct ofproto *ofproto = m->bridge->ofproto; | |
4730 | uint64_t tx_packets, tx_bytes; | |
47058293 | 4731 | const char *keys[2]; |
9d24de3b JP |
4732 | int64_t values[2]; |
4733 | size_t stat_cnt = 0; | |
4734 | ||
4735 | if (ofproto_mirror_get_stats(ofproto, m, &tx_packets, &tx_bytes)) { | |
4736 | ovsrec_mirror_set_statistics(m->cfg, NULL, NULL, 0); | |
4737 | return; | |
4738 | } | |
4739 | ||
4740 | if (tx_packets != UINT64_MAX) { | |
4741 | keys[stat_cnt] = "tx_packets"; | |
4742 | values[stat_cnt] = tx_packets; | |
4743 | stat_cnt++; | |
4744 | } | |
4745 | if (tx_bytes != UINT64_MAX) { | |
4746 | keys[stat_cnt] = "tx_bytes"; | |
4747 | values[stat_cnt] = tx_bytes; | |
4748 | stat_cnt++; | |
4749 | } | |
4750 | ||
4751 | ovsrec_mirror_set_statistics(m->cfg, keys, values, stat_cnt); | |
4752 | } |