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e0edde6f | 1 | /* Copyright (c) 2008, 2009, 2010, 2011, 2012 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" | |
18 | #include <assert.h> | |
19 | #include <errno.h> | |
064af421 | 20 | #include <inttypes.h> |
064af421 | 21 | #include <stdlib.h> |
064af421 | 22 | #include "bitmap.h" |
f620b43a | 23 | #include "bond.h" |
b31bcf60 | 24 | #include "cfm.h" |
064af421 | 25 | #include "coverage.h" |
a7ff9bd7 | 26 | #include "daemon.h" |
064af421 | 27 | #include "dirs.h" |
064af421 | 28 | #include "dynamic-string.h" |
064af421 | 29 | #include "hash.h" |
d9a8717a | 30 | #include "hmap.h" |
f145afdc | 31 | #include "hmapx.h" |
cd11000b | 32 | #include "jsonrpc.h" |
6aa74308 | 33 | #include "lacp.h" |
064af421 | 34 | #include "list.h" |
e764773c | 35 | #include "mac-learning.h" |
254750ce | 36 | #include "meta-flow.h" |
064af421 | 37 | #include "netdev.h" |
064af421 BP |
38 | #include "ofp-print.h" |
39 | #include "ofpbuf.h" | |
8cd4882f | 40 | #include "ofproto/ofproto.h" |
064af421 | 41 | #include "poll-loop.h" |
76343538 | 42 | #include "sha1.h" |
6c88d577 | 43 | #include "shash.h" |
79f1cbe9 | 44 | #include "smap.h" |
064af421 | 45 | #include "socket-util.h" |
5bd31620 | 46 | #include "stream.h" |
fe55ad15 | 47 | #include "stream-ssl.h" |
b3c01ed3 | 48 | #include "sset.h" |
ce887677 | 49 | #include "system-stats.h" |
064af421 BP |
50 | #include "timeval.h" |
51 | #include "util.h" | |
da285df4 | 52 | #include "unixctl.h" |
52a90c29 | 53 | #include "vlandev.h" |
eaa67ba8 | 54 | #include "lib/vswitch-idl.h" |
064af421 | 55 | #include "xenserver.h" |
5136ce49 | 56 | #include "vlog.h" |
72b06300 | 57 | #include "sflow_api.h" |
0fb7b915 | 58 | #include "vlan-bitmap.h" |
064af421 | 59 | |
d98e6007 | 60 | VLOG_DEFINE_THIS_MODULE(bridge); |
064af421 | 61 | |
d76f09ea BP |
62 | COVERAGE_DEFINE(bridge_reconfigure); |
63 | ||
bae7208e EJ |
64 | /* Configuration of an uninstantiated iface. */ |
65 | struct if_cfg { | |
66 | struct hmap_node hmap_node; /* Node in bridge's if_cfg_todo. */ | |
67 | const struct ovsrec_interface *cfg; /* Interface record. */ | |
68 | const struct ovsrec_port *parent; /* Parent port record. */ | |
69 | }; | |
70 | ||
71 | /* OpenFlow port slated for removal from ofproto. */ | |
72 | struct ofpp_garbage { | |
73 | struct list list_node; /* Node in bridge's ofpp_garbage. */ | |
74 | uint16_t ofp_port; /* Port to be deleted. */ | |
75 | }; | |
76 | ||
064af421 | 77 | struct iface { |
0c6aea3f | 78 | /* These members are always valid. */ |
83db7968 | 79 | struct list port_elem; /* Element in struct port's "ifaces" list. */ |
ebea37cc | 80 | struct hmap_node name_node; /* In struct bridge's "iface_by_name" hmap. */ |
064af421 | 81 | struct port *port; /* Containing port. */ |
064af421 | 82 | char *name; /* Host network device name. */ |
064af421 | 83 | |
0c6aea3f | 84 | /* These members are valid only after bridge_reconfigure() causes them to |
1e0b752d | 85 | * be initialized. */ |
892815f5 BP |
86 | struct hmap_node ofp_port_node; /* In struct bridge's "ifaces" hmap. */ |
87 | int ofp_port; /* OpenFlow port number, -1 if unknown. */ | |
0c6aea3f | 88 | struct netdev *netdev; /* Network device. */ |
6cefe1da | 89 | const char *type; /* Usually same as cfg->type. */ |
76343538 | 90 | const struct ovsrec_interface *cfg; |
064af421 BP |
91 | }; |
92 | ||
064af421 | 93 | struct mirror { |
fa066f01 BP |
94 | struct uuid uuid; /* UUID of this "mirror" record in database. */ |
95 | struct hmap_node hmap_node; /* In struct bridge's "mirrors" hmap. */ | |
064af421 | 96 | struct bridge *bridge; |
064af421 | 97 | char *name; |
9d24de3b | 98 | const struct ovsrec_mirror *cfg; |
064af421 BP |
99 | }; |
100 | ||
064af421 | 101 | struct port { |
8052fb14 | 102 | struct hmap_node hmap_node; /* Element in struct bridge's "ports" hmap. */ |
6e492d81 | 103 | struct bridge *bridge; |
8052fb14 BP |
104 | char *name; |
105 | ||
1e0b752d | 106 | const struct ovsrec_port *cfg; |
064af421 BP |
107 | |
108 | /* An ordinary bridge port has 1 interface. | |
109 | * A bridge port for bonding has at least 2 interfaces. */ | |
83db7968 | 110 | struct list ifaces; /* List of "struct iface"s. */ |
064af421 BP |
111 | }; |
112 | ||
064af421 | 113 | struct bridge { |
764072fd | 114 | struct hmap_node node; /* In 'all_bridges'. */ |
064af421 | 115 | char *name; /* User-specified arbitrary name. */ |
66da9bef | 116 | char *type; /* Datapath type. */ |
abe457eb | 117 | uint8_t ea[ETH_ADDR_LEN]; /* Bridge Ethernet Address. */ |
064af421 | 118 | uint8_t default_ea[ETH_ADDR_LEN]; /* Default MAC. */ |
1e0b752d | 119 | const struct ovsrec_bridge *cfg; |
064af421 | 120 | |
064af421 BP |
121 | /* OpenFlow switch processing. */ |
122 | struct ofproto *ofproto; /* OpenFlow switch. */ | |
123 | ||
064af421 | 124 | /* Bridge ports. */ |
8052fb14 | 125 | struct hmap ports; /* "struct port"s indexed by name. */ |
892815f5 | 126 | struct hmap ifaces; /* "struct iface"s indexed by ofp_port. */ |
ebea37cc | 127 | struct hmap iface_by_name; /* "struct iface"s indexed by name. */ |
064af421 | 128 | |
bae7208e EJ |
129 | struct list ofpp_garbage; /* "struct ofpp_garbage" slated for removal. */ |
130 | struct hmap if_cfg_todo; /* "struct if_cfg"s slated for creation. | |
131 | Indexed on 'cfg->name'. */ | |
132 | ||
064af421 | 133 | /* Port mirroring. */ |
fa066f01 | 134 | struct hmap mirrors; /* "struct mirror" indexed by UUID. */ |
cfea354b BP |
135 | |
136 | /* Synthetic local port if necessary. */ | |
137 | struct ovsrec_port synth_local_port; | |
138 | struct ovsrec_interface synth_local_iface; | |
139 | struct ovsrec_interface *synth_local_ifacep; | |
064af421 BP |
140 | }; |
141 | ||
764072fd BP |
142 | /* All bridges, indexed by name. */ |
143 | static struct hmap all_bridges = HMAP_INITIALIZER(&all_bridges); | |
064af421 | 144 | |
c5187f17 BP |
145 | /* OVSDB IDL used to obtain configuration. */ |
146 | static struct ovsdb_idl *idl; | |
147 | ||
854a94d9 BP |
148 | /* Most recently processed IDL sequence number. */ |
149 | static unsigned int idl_seqno; | |
150 | ||
35a22d8c | 151 | /* Each time this timer expires, the bridge fetches interface and mirror |
cd0cd65f | 152 | * statistics and pushes them into the database. */ |
35a22d8c BP |
153 | #define IFACE_STATS_INTERVAL (5 * 1000) /* In milliseconds. */ |
154 | static long long int iface_stats_timer = LLONG_MIN; | |
018f1525 | 155 | |
c7e7bb21 EJ |
156 | /* In some datapaths, creating and destroying OpenFlow ports can be extremely |
157 | * expensive. This can cause bridge_reconfigure() to take a long time during | |
158 | * which no other work can be done. To deal with this problem, we limit port | |
159 | * adds and deletions to a window of OFP_PORT_ACTION_WINDOW milliseconds per | |
160 | * call to bridge_reconfigure(). If there is more work to do after the limit | |
161 | * is reached, 'need_reconfigure', is flagged and it's done on the next loop. | |
162 | * This allows the rest of the code to catch up on important things like | |
163 | * forwarding packets. */ | |
164 | #define OFP_PORT_ACTION_WINDOW 10 | |
bae7208e | 165 | static bool reconfiguring = false; |
c7e7bb21 | 166 | |
66da9bef | 167 | static void add_del_bridges(const struct ovsrec_open_vswitch *); |
bae7208e | 168 | static void bridge_update_ofprotos(void); |
66da9bef | 169 | static void bridge_create(const struct ovsrec_bridge *); |
064af421 BP |
170 | static void bridge_destroy(struct bridge *); |
171 | static struct bridge *bridge_lookup(const char *name); | |
8ca79daa | 172 | static unixctl_cb_func bridge_unixctl_dump_flows; |
fa05809b | 173 | static unixctl_cb_func bridge_unixctl_reconnect; |
1a048029 | 174 | static size_t bridge_get_controllers(const struct bridge *br, |
76ce9432 | 175 | struct ovsrec_controller ***controllersp); |
52a90c29 BP |
176 | static void bridge_add_del_ports(struct bridge *, |
177 | const unsigned long int *splinter_vlans); | |
892815f5 | 178 | static void bridge_refresh_ofp_port(struct bridge *); |
6f90b8f4 | 179 | static void bridge_configure_datapath_id(struct bridge *); |
084f5290 | 180 | static void bridge_configure_flow_eviction_threshold(struct bridge *); |
6f90b8f4 | 181 | static void bridge_configure_netflow(struct bridge *); |
8402c74b | 182 | static void bridge_configure_forward_bpdu(struct bridge *); |
e764773c | 183 | static void bridge_configure_mac_idle_time(struct bridge *); |
6f90b8f4 | 184 | static void bridge_configure_sflow(struct bridge *, int *sflow_bridge_number); |
21f7563c | 185 | static void bridge_configure_stp(struct bridge *); |
254750ce | 186 | static void bridge_configure_tables(struct bridge *); |
fa066f01 BP |
187 | static void bridge_configure_remotes(struct bridge *, |
188 | const struct sockaddr_in *managers, | |
189 | size_t n_managers); | |
064af421 BP |
190 | static void bridge_pick_local_hw_addr(struct bridge *, |
191 | uint8_t ea[ETH_ADDR_LEN], | |
07c318f4 | 192 | struct iface **hw_addr_iface); |
064af421 BP |
193 | static uint64_t bridge_pick_datapath_id(struct bridge *, |
194 | const uint8_t bridge_ea[ETH_ADDR_LEN], | |
07c318f4 | 195 | struct iface *hw_addr_iface); |
bae7208e EJ |
196 | static void bridge_queue_if_cfg(struct bridge *, |
197 | const struct ovsrec_interface *, | |
198 | const struct ovsrec_port *); | |
064af421 | 199 | static uint64_t dpid_from_hash(const void *, size_t nbytes); |
e8192d80 BP |
200 | static bool bridge_has_bond_fake_iface(const struct bridge *, |
201 | const char *name); | |
202 | static bool port_is_bond_fake_iface(const struct port *); | |
064af421 | 203 | |
e8fe3026 | 204 | static unixctl_cb_func qos_unixctl_show; |
8c4c1387 | 205 | |
66da9bef | 206 | static struct port *port_create(struct bridge *, const struct ovsrec_port *); |
66da9bef | 207 | static void port_del_ifaces(struct port *); |
064af421 BP |
208 | static void port_destroy(struct port *); |
209 | static struct port *port_lookup(const struct bridge *, const char *name); | |
fa066f01 BP |
210 | static void port_configure(struct port *); |
211 | static struct lacp_settings *port_configure_lacp(struct port *, | |
212 | struct lacp_settings *); | |
76ed83fc BP |
213 | static void port_configure_bond(struct port *, struct bond_settings *, |
214 | uint32_t *bond_stable_ids); | |
06b592bc | 215 | static bool port_is_synthetic(const struct port *); |
fa066f01 | 216 | |
35a22d8c BP |
217 | static void reconfigure_system_stats(const struct ovsrec_open_vswitch *); |
218 | static void run_system_stats(void); | |
219 | ||
fa066f01 BP |
220 | static void bridge_configure_mirrors(struct bridge *); |
221 | static struct mirror *mirror_create(struct bridge *, | |
222 | const struct ovsrec_mirror *); | |
064af421 | 223 | static void mirror_destroy(struct mirror *); |
9d24de3b JP |
224 | static bool mirror_configure(struct mirror *); |
225 | static void mirror_refresh_stats(struct mirror *); | |
064af421 | 226 | |
fa066f01 | 227 | static void iface_configure_lacp(struct iface *, struct lacp_slave_settings *); |
01546f5d | 228 | static bool iface_create(struct bridge *, struct if_cfg *, int ofp_port); |
b54441b3 BP |
229 | static const char *iface_get_type(const struct ovsrec_interface *, |
230 | const struct ovsrec_bridge *); | |
064af421 BP |
231 | static void iface_destroy(struct iface *); |
232 | static struct iface *iface_lookup(const struct bridge *, const char *name); | |
e8fe3026 | 233 | static struct iface *iface_find(const char *name); |
bae7208e | 234 | static struct if_cfg *if_cfg_lookup(const struct bridge *, const char *name); |
892815f5 BP |
235 | static struct iface *iface_from_ofp_port(const struct bridge *, |
236 | uint16_t ofp_port); | |
52df17e7 | 237 | static void iface_set_mac(struct iface *); |
bcd49a45 | 238 | static void iface_set_ofport(const struct ovsrec_interface *, int64_t ofport); |
3fc5a86a | 239 | static void iface_clear_db_record(const struct ovsrec_interface *if_cfg); |
66da9bef BP |
240 | static void iface_configure_qos(struct iface *, const struct ovsrec_qos *); |
241 | static void iface_configure_cfm(struct iface *); | |
8f3fe844 | 242 | static void iface_refresh_cfm_stats(struct iface *); |
1101a0b4 AE |
243 | static void iface_refresh_stats(struct iface *); |
244 | static void iface_refresh_status(struct iface *); | |
cfea354b | 245 | static bool iface_is_synthetic(const struct iface *); |
52a90c29 BP |
246 | |
247 | /* Linux VLAN device support (e.g. "eth0.10" for VLAN 10.) | |
248 | * | |
249 | * This is deprecated. It is only for compatibility with broken device drivers | |
250 | * in old versions of Linux that do not properly support VLANs when VLAN | |
251 | * devices are not used. When broken device drivers are no longer in | |
252 | * widespread use, we will delete these interfaces. */ | |
253 | ||
254 | /* True if VLAN splinters are enabled on any interface, false otherwise.*/ | |
255 | static bool vlan_splinters_enabled_anywhere; | |
256 | ||
257 | static bool vlan_splinters_is_enabled(const struct ovsrec_interface *); | |
258 | static unsigned long int *collect_splinter_vlans( | |
259 | const struct ovsrec_open_vswitch *); | |
260 | static void configure_splinter_port(struct port *); | |
261 | static void add_vlan_splinter_ports(struct bridge *, | |
262 | const unsigned long int *splinter_vlans, | |
263 | struct shash *ports); | |
064af421 BP |
264 | \f |
265 | /* Public functions. */ | |
266 | ||
c5187f17 BP |
267 | /* Initializes the bridge module, configuring it to obtain its configuration |
268 | * from an OVSDB server accessed over 'remote', which should be a string in a | |
269 | * form acceptable to ovsdb_idl_create(). */ | |
064af421 | 270 | void |
c5187f17 BP |
271 | bridge_init(const char *remote) |
272 | { | |
273 | /* Create connection to database. */ | |
ef73f86c | 274 | idl = ovsdb_idl_create(remote, &ovsrec_idl_class, true); |
854a94d9 | 275 | idl_seqno = ovsdb_idl_get_seqno(idl); |
06b6d651 | 276 | ovsdb_idl_set_lock(idl, "ovs_vswitchd"); |
c5187f17 | 277 | |
ef73f86c BP |
278 | ovsdb_idl_omit_alert(idl, &ovsrec_open_vswitch_col_cur_cfg); |
279 | ovsdb_idl_omit_alert(idl, &ovsrec_open_vswitch_col_statistics); | |
e85bbd75 | 280 | ovsdb_idl_omit(idl, &ovsrec_open_vswitch_col_external_ids); |
62f3aaed BP |
281 | ovsdb_idl_omit(idl, &ovsrec_open_vswitch_col_ovs_version); |
282 | ovsdb_idl_omit(idl, &ovsrec_open_vswitch_col_db_version); | |
283 | ovsdb_idl_omit(idl, &ovsrec_open_vswitch_col_system_type); | |
284 | ovsdb_idl_omit(idl, &ovsrec_open_vswitch_col_system_version); | |
e85bbd75 | 285 | |
62f3aaed | 286 | ovsdb_idl_omit_alert(idl, &ovsrec_bridge_col_datapath_id); |
21f7563c | 287 | ovsdb_idl_omit_alert(idl, &ovsrec_bridge_col_status); |
e85bbd75 BP |
288 | ovsdb_idl_omit(idl, &ovsrec_bridge_col_external_ids); |
289 | ||
21f7563c | 290 | ovsdb_idl_omit_alert(idl, &ovsrec_port_col_status); |
80740385 | 291 | ovsdb_idl_omit_alert(idl, &ovsrec_port_col_statistics); |
e85bbd75 BP |
292 | ovsdb_idl_omit(idl, &ovsrec_port_col_external_ids); |
293 | ovsdb_idl_omit(idl, &ovsrec_port_col_fake_bridge); | |
294 | ||
62f3aaed BP |
295 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_admin_state); |
296 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_duplex); | |
297 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_link_speed); | |
298 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_link_state); | |
65c3058c | 299 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_link_resets); |
62f3aaed | 300 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_mtu); |
ef73f86c BP |
301 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_ofport); |
302 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_statistics); | |
62f3aaed | 303 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_status); |
b4117094 | 304 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_cfm_fault); |
b9380396 | 305 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_cfm_fault_status); |
1de11730 | 306 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_cfm_remote_mpids); |
3967a833 | 307 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_cfm_health); |
4104aaf1 | 308 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_cfm_remote_opstate); |
b4117094 | 309 | ovsdb_idl_omit_alert(idl, &ovsrec_interface_col_lacp_current); |
e85bbd75 BP |
310 | ovsdb_idl_omit(idl, &ovsrec_interface_col_external_ids); |
311 | ||
62f3aaed BP |
312 | ovsdb_idl_omit_alert(idl, &ovsrec_controller_col_is_connected); |
313 | ovsdb_idl_omit_alert(idl, &ovsrec_controller_col_role); | |
314 | ovsdb_idl_omit_alert(idl, &ovsrec_controller_col_status); | |
315 | ovsdb_idl_omit(idl, &ovsrec_controller_col_external_ids); | |
316 | ||
62f3aaed BP |
317 | ovsdb_idl_omit(idl, &ovsrec_qos_col_external_ids); |
318 | ||
319 | ovsdb_idl_omit(idl, &ovsrec_queue_col_external_ids); | |
320 | ||
321 | ovsdb_idl_omit(idl, &ovsrec_mirror_col_external_ids); | |
9d24de3b | 322 | ovsdb_idl_omit_alert(idl, &ovsrec_mirror_col_statistics); |
62f3aaed BP |
323 | |
324 | ovsdb_idl_omit(idl, &ovsrec_netflow_col_external_ids); | |
325 | ||
326 | ovsdb_idl_omit(idl, &ovsrec_sflow_col_external_ids); | |
327 | ||
328 | ovsdb_idl_omit(idl, &ovsrec_manager_col_external_ids); | |
329 | ovsdb_idl_omit(idl, &ovsrec_manager_col_inactivity_probe); | |
330 | ovsdb_idl_omit(idl, &ovsrec_manager_col_is_connected); | |
331 | ovsdb_idl_omit(idl, &ovsrec_manager_col_max_backoff); | |
332 | ovsdb_idl_omit(idl, &ovsrec_manager_col_status); | |
333 | ||
334 | ovsdb_idl_omit(idl, &ovsrec_ssl_col_external_ids); | |
335 | ||
c5187f17 | 336 | /* Register unixctl commands. */ |
0e15264f BP |
337 | unixctl_command_register("qos/show", "interface", 1, 1, |
338 | qos_unixctl_show, NULL); | |
339 | unixctl_command_register("bridge/dump-flows", "bridge", 1, 1, | |
7ff2009a | 340 | bridge_unixctl_dump_flows, NULL); |
0e15264f | 341 | unixctl_command_register("bridge/reconnect", "[bridge]", 0, 1, |
7ff2009a | 342 | bridge_unixctl_reconnect, NULL); |
5827ce14 | 343 | lacp_init(); |
c5187f17 | 344 | bond_init(); |
9ac3fce4 | 345 | cfm_init(); |
fe4a02e4 | 346 | stp_init(); |
c5187f17 BP |
347 | } |
348 | ||
ee45ad81 BP |
349 | void |
350 | bridge_exit(void) | |
351 | { | |
352 | struct bridge *br, *next_br; | |
353 | ||
764072fd | 354 | HMAP_FOR_EACH_SAFE (br, next_br, node, &all_bridges) { |
ee45ad81 BP |
355 | bridge_destroy(br); |
356 | } | |
357 | ovsdb_idl_destroy(idl); | |
358 | } | |
359 | ||
cd11000b BP |
360 | /* Looks at the list of managers in 'ovs_cfg' and extracts their remote IP |
361 | * addresses and ports into '*managersp' and '*n_managersp'. The caller is | |
362 | * responsible for freeing '*managersp' (with free()). | |
363 | * | |
364 | * You may be asking yourself "why does ovs-vswitchd care?", because | |
365 | * ovsdb-server is responsible for connecting to the managers, and ovs-vswitchd | |
366 | * should not be and in fact is not directly involved in that. But | |
367 | * ovs-vswitchd needs to make sure that ovsdb-server can reach the managers, so | |
368 | * it has to tell in-band control where the managers are to enable that. | |
94db5407 | 369 | * (Thus, only managers connected in-band are collected.) |
cd11000b BP |
370 | */ |
371 | static void | |
94db5407 BP |
372 | collect_in_band_managers(const struct ovsrec_open_vswitch *ovs_cfg, |
373 | struct sockaddr_in **managersp, size_t *n_managersp) | |
cd11000b BP |
374 | { |
375 | struct sockaddr_in *managers = NULL; | |
376 | size_t n_managers = 0; | |
b3c01ed3 | 377 | struct sset targets; |
94db5407 BP |
378 | size_t i; |
379 | ||
289df16d AE |
380 | /* Collect all of the potential targets from the "targets" columns of the |
381 | * rows pointed to by "manager_options", excluding any that are | |
382 | * out-of-band. */ | |
b3c01ed3 | 383 | sset_init(&targets); |
94db5407 BP |
384 | for (i = 0; i < ovs_cfg->n_manager_options; i++) { |
385 | struct ovsrec_manager *m = ovs_cfg->manager_options[i]; | |
386 | ||
387 | if (m->connection_mode && !strcmp(m->connection_mode, "out-of-band")) { | |
b3c01ed3 | 388 | sset_find_and_delete(&targets, m->target); |
94db5407 | 389 | } else { |
b3c01ed3 | 390 | sset_add(&targets, m->target); |
94db5407 BP |
391 | } |
392 | } | |
cd11000b | 393 | |
94db5407 | 394 | /* Now extract the targets' IP addresses. */ |
b3c01ed3 BP |
395 | if (!sset_is_empty(&targets)) { |
396 | const char *target; | |
cd11000b | 397 | |
b3c01ed3 BP |
398 | managers = xmalloc(sset_count(&targets) * sizeof *managers); |
399 | SSET_FOR_EACH (target, &targets) { | |
94db5407 | 400 | struct sockaddr_in *sin = &managers[n_managers]; |
cd11000b | 401 | |
ac4c900d AA |
402 | if (stream_parse_target_with_default_ports(target, |
403 | JSONRPC_TCP_PORT, | |
404 | JSONRPC_SSL_PORT, | |
405 | sin)) { | |
cd11000b BP |
406 | n_managers++; |
407 | } | |
408 | } | |
409 | } | |
b3c01ed3 | 410 | sset_destroy(&targets); |
cd11000b BP |
411 | |
412 | *managersp = managers; | |
413 | *n_managersp = n_managers; | |
414 | } | |
415 | ||
c5187f17 | 416 | static void |
76343538 | 417 | bridge_reconfigure(const struct ovsrec_open_vswitch *ovs_cfg) |
064af421 | 418 | { |
52a90c29 | 419 | unsigned long int *splinter_vlans; |
bae7208e | 420 | struct bridge *br; |
064af421 BP |
421 | |
422 | COVERAGE_INC(bridge_reconfigure); | |
423 | ||
bae7208e EJ |
424 | assert(!reconfiguring); |
425 | reconfiguring = true; | |
c7e7bb21 | 426 | |
bae7208e EJ |
427 | /* Destroy "struct bridge"s, "struct port"s, and "struct iface"s according |
428 | * to 'ovs_cfg' while update the "if_cfg_queue", with only very minimal | |
429 | * configuration otherwise. | |
66da9bef | 430 | * |
bae7208e EJ |
431 | * This is mostly an update to bridge data structures. Nothing is pushed |
432 | * down to ofproto or lower layers. */ | |
66da9bef | 433 | add_del_bridges(ovs_cfg); |
52a90c29 | 434 | splinter_vlans = collect_splinter_vlans(ovs_cfg); |
764072fd | 435 | HMAP_FOR_EACH (br, node, &all_bridges) { |
52a90c29 | 436 | bridge_add_del_ports(br, splinter_vlans); |
76343538 | 437 | } |
52a90c29 | 438 | free(splinter_vlans); |
064af421 | 439 | |
bae7208e EJ |
440 | /* Delete datapaths that are no longer configured, and create ones which |
441 | * don't exist but should. */ | |
442 | bridge_update_ofprotos(); | |
443 | ||
444 | /* Make sure each "struct iface" has a correct ofp_port in its ofproto. */ | |
764072fd | 445 | HMAP_FOR_EACH (br, node, &all_bridges) { |
bae7208e EJ |
446 | bridge_refresh_ofp_port(br); |
447 | } | |
448 | ||
449 | /* Clear database records for "if_cfg"s which haven't been instantiated. */ | |
450 | HMAP_FOR_EACH (br, node, &all_bridges) { | |
451 | struct if_cfg *if_cfg; | |
452 | ||
453 | HMAP_FOR_EACH (if_cfg, hmap_node, &br->if_cfg_todo) { | |
454 | iface_clear_db_record(if_cfg->cfg); | |
76343538 | 455 | } |
064af421 | 456 | } |
35a22d8c BP |
457 | |
458 | reconfigure_system_stats(ovs_cfg); | |
bae7208e | 459 | } |
064af421 | 460 | |
bae7208e EJ |
461 | static bool |
462 | bridge_reconfigure_ofp(void) | |
463 | { | |
464 | long long int deadline; | |
465 | struct bridge *br; | |
466 | ||
467 | time_refresh(); | |
468 | deadline = time_msec() + OFP_PORT_ACTION_WINDOW; | |
469 | ||
470 | /* The kernel will reject any attempt to add a given port to a datapath if | |
471 | * that port already belongs to a different datapath, so we must do all | |
472 | * port deletions before any port additions. */ | |
473 | HMAP_FOR_EACH (br, node, &all_bridges) { | |
474 | struct ofpp_garbage *garbage, *next; | |
475 | ||
476 | LIST_FOR_EACH_SAFE (garbage, next, list_node, &br->ofpp_garbage) { | |
6b803ddc EJ |
477 | /* It's a bit dangerous to call bridge_run_fast() here as ofproto's |
478 | * internal datastructures may not be consistent. Eventually, when | |
479 | * port additions and deletions are cheaper, these calls should be | |
480 | * removed. */ | |
481 | bridge_run_fast(); | |
bae7208e EJ |
482 | ofproto_port_del(br->ofproto, garbage->ofp_port); |
483 | list_remove(&garbage->list_node); | |
484 | free(garbage); | |
485 | ||
486 | time_refresh(); | |
487 | if (time_msec() >= deadline) { | |
488 | return false; | |
e56365a5 | 489 | } |
6b803ddc | 490 | bridge_run_fast(); |
064af421 BP |
491 | } |
492 | } | |
bae7208e | 493 | |
e8192d80 | 494 | HMAP_FOR_EACH (br, node, &all_bridges) { |
bae7208e EJ |
495 | struct if_cfg *if_cfg, *next; |
496 | ||
497 | HMAP_FOR_EACH_SAFE (if_cfg, next, hmap_node, &br->if_cfg_todo) { | |
498 | iface_create(br, if_cfg, -1); | |
499 | time_refresh(); | |
500 | if (time_msec() >= deadline) { | |
501 | return false; | |
502 | } | |
503 | } | |
064af421 | 504 | } |
064af421 | 505 | |
bae7208e EJ |
506 | return true; |
507 | } | |
508 | ||
509 | static bool | |
510 | bridge_reconfigure_continue(const struct ovsrec_open_vswitch *ovs_cfg) | |
511 | { | |
512 | struct sockaddr_in *managers; | |
513 | int sflow_bridge_number; | |
514 | size_t n_managers; | |
515 | struct bridge *br; | |
516 | bool done; | |
517 | ||
518 | assert(reconfiguring); | |
519 | done = bridge_reconfigure_ofp(); | |
520 | ||
66da9bef BP |
521 | /* Complete the configuration. */ |
522 | sflow_bridge_number = 0; | |
523 | collect_in_band_managers(ovs_cfg, &managers, &n_managers); | |
764072fd | 524 | HMAP_FOR_EACH (br, node, &all_bridges) { |
8052fb14 | 525 | struct port *port; |
064af421 | 526 | |
f145afdc BP |
527 | /* We need the datapath ID early to allow LACP ports to use it as the |
528 | * default system ID. */ | |
529 | bridge_configure_datapath_id(br); | |
530 | ||
8052fb14 | 531 | HMAP_FOR_EACH (port, hmap_node, &br->ports) { |
83db7968 | 532 | struct iface *iface; |
52df17e7 | 533 | |
fa066f01 | 534 | port_configure(port); |
c1c9c9c4 | 535 | |
48e1b7fb | 536 | LIST_FOR_EACH (iface, port_elem, &port->ifaces) { |
66da9bef BP |
537 | iface_configure_cfm(iface); |
538 | iface_configure_qos(iface, port->cfg->qos); | |
7ae79235 | 539 | iface_set_mac(iface); |
064af421 BP |
540 | } |
541 | } | |
fa066f01 | 542 | bridge_configure_mirrors(br); |
084f5290 | 543 | bridge_configure_flow_eviction_threshold(br); |
8402c74b | 544 | bridge_configure_forward_bpdu(br); |
e764773c | 545 | bridge_configure_mac_idle_time(br); |
fa066f01 | 546 | bridge_configure_remotes(br, managers, n_managers); |
66da9bef BP |
547 | bridge_configure_netflow(br); |
548 | bridge_configure_sflow(br, &sflow_bridge_number); | |
21f7563c | 549 | bridge_configure_stp(br); |
254750ce | 550 | bridge_configure_tables(br); |
064af421 | 551 | } |
66da9bef | 552 | free(managers); |
064af421 | 553 | |
bae7208e | 554 | if (done) { |
c7e7bb21 EJ |
555 | /* ovs-vswitchd has completed initialization, so allow the process that |
556 | * forked us to exit successfully. */ | |
557 | daemonize_complete(); | |
bae7208e | 558 | reconfiguring = false; |
9dbc190c EJ |
559 | |
560 | VLOG_INFO("%s (Open vSwitch) %s", program_name, VERSION); | |
c7e7bb21 | 561 | } |
bae7208e EJ |
562 | |
563 | return done; | |
66da9bef | 564 | } |
064af421 | 565 | |
bae7208e EJ |
566 | /* Delete ofprotos which aren't configured or have the wrong type. Create |
567 | * ofprotos which don't exist but need to. */ | |
66da9bef | 568 | static void |
bae7208e | 569 | bridge_update_ofprotos(void) |
66da9bef | 570 | { |
bae7208e | 571 | struct bridge *br, *next; |
f79e673f BP |
572 | struct sset names; |
573 | struct sset types; | |
66da9bef | 574 | const char *type; |
6c88d577 | 575 | |
bae7208e | 576 | /* Delete ofprotos with no bridge or with the wrong type. */ |
f79e673f BP |
577 | sset_init(&names); |
578 | sset_init(&types); | |
579 | ofproto_enumerate_types(&types); | |
580 | SSET_FOR_EACH (type, &types) { | |
66da9bef | 581 | const char *name; |
3a6ccc8c | 582 | |
f79e673f BP |
583 | ofproto_enumerate_names(type, &names); |
584 | SSET_FOR_EACH (name, &names) { | |
bae7208e | 585 | br = bridge_lookup(name); |
66da9bef | 586 | if (!br || strcmp(type, br->type)) { |
f79e673f | 587 | ofproto_delete(name, type); |
3a6ccc8c | 588 | } |
b31bcf60 EJ |
589 | } |
590 | } | |
f79e673f BP |
591 | sset_destroy(&names); |
592 | sset_destroy(&types); | |
76343538 | 593 | |
bae7208e EJ |
594 | /* Add ofprotos for bridges which don't have one yet. */ |
595 | HMAP_FOR_EACH_SAFE (br, next, node, &all_bridges) { | |
596 | struct bridge *br2; | |
597 | int error; | |
598 | ||
599 | if (br->ofproto) { | |
600 | continue; | |
601 | } | |
602 | ||
603 | /* Remove ports from any datapath with the same name as 'br'. If we | |
604 | * don't do this, creating 'br''s ofproto will fail because a port with | |
605 | * the same name as its local port already exists. */ | |
606 | HMAP_FOR_EACH (br2, node, &all_bridges) { | |
607 | struct ofproto_port ofproto_port; | |
608 | ||
609 | if (!br2->ofproto) { | |
610 | continue; | |
611 | } | |
612 | ||
613 | if (!ofproto_port_query_by_name(br2->ofproto, br->name, | |
614 | &ofproto_port)) { | |
615 | error = ofproto_port_del(br2->ofproto, ofproto_port.ofp_port); | |
616 | if (error) { | |
617 | VLOG_ERR("failed to delete port %s: %s", ofproto_port.name, | |
618 | strerror(error)); | |
619 | } | |
620 | ofproto_port_destroy(&ofproto_port); | |
621 | } | |
622 | } | |
623 | ||
624 | error = ofproto_create(br->name, br->type, &br->ofproto); | |
625 | if (error) { | |
626 | VLOG_ERR("failed to create bridge %s: %s", br->name, | |
627 | strerror(error)); | |
628 | bridge_destroy(br); | |
629 | } | |
66da9bef | 630 | } |
093e47f4 | 631 | } |
c3827f61 | 632 | |
fa066f01 BP |
633 | static void |
634 | port_configure(struct port *port) | |
635 | { | |
636 | const struct ovsrec_port *cfg = port->cfg; | |
637 | struct bond_settings bond_settings; | |
638 | struct lacp_settings lacp_settings; | |
639 | struct ofproto_bundle_settings s; | |
640 | struct iface *iface; | |
82057f51 | 641 | |
52a90c29 BP |
642 | if (cfg->vlan_mode && !strcmp(cfg->vlan_mode, "splinter")) { |
643 | configure_splinter_port(port); | |
644 | return; | |
645 | } | |
646 | ||
fa066f01 BP |
647 | /* Get name. */ |
648 | s.name = port->name; | |
3a6ccc8c | 649 | |
fa066f01 BP |
650 | /* Get slaves. */ |
651 | s.n_slaves = 0; | |
652 | s.slaves = xmalloc(list_size(&port->ifaces) * sizeof *s.slaves); | |
653 | LIST_FOR_EACH (iface, port_elem, &port->ifaces) { | |
892815f5 | 654 | s.slaves[s.n_slaves++] = iface->ofp_port; |
fa066f01 | 655 | } |
c3827f61 | 656 | |
fa066f01 BP |
657 | /* Get VLAN tag. */ |
658 | s.vlan = -1; | |
acaf1486 BP |
659 | if (cfg->tag && *cfg->tag >= 0 && *cfg->tag <= 4095) { |
660 | s.vlan = *cfg->tag; | |
fa066f01 | 661 | } |
b0ec0f27 | 662 | |
fa066f01 BP |
663 | /* Get VLAN trunks. */ |
664 | s.trunks = NULL; | |
ecac4ebf | 665 | if (cfg->n_trunks) { |
fa066f01 | 666 | s.trunks = vlan_bitmap_from_array(cfg->trunks, cfg->n_trunks); |
ecac4ebf BP |
667 | } |
668 | ||
669 | /* Get VLAN mode. */ | |
670 | if (cfg->vlan_mode) { | |
671 | if (!strcmp(cfg->vlan_mode, "access")) { | |
672 | s.vlan_mode = PORT_VLAN_ACCESS; | |
673 | } else if (!strcmp(cfg->vlan_mode, "trunk")) { | |
674 | s.vlan_mode = PORT_VLAN_TRUNK; | |
675 | } else if (!strcmp(cfg->vlan_mode, "native-tagged")) { | |
676 | s.vlan_mode = PORT_VLAN_NATIVE_TAGGED; | |
677 | } else if (!strcmp(cfg->vlan_mode, "native-untagged")) { | |
678 | s.vlan_mode = PORT_VLAN_NATIVE_UNTAGGED; | |
679 | } else { | |
680 | /* This "can't happen" because ovsdb-server should prevent it. */ | |
681 | VLOG_ERR("unknown VLAN mode %s", cfg->vlan_mode); | |
682 | s.vlan_mode = PORT_VLAN_TRUNK; | |
683 | } | |
684 | } else { | |
685 | if (s.vlan >= 0) { | |
686 | s.vlan_mode = PORT_VLAN_ACCESS; | |
687 | if (cfg->n_trunks) { | |
688 | VLOG_ERR("port %s: ignoring trunks in favor of implicit vlan", | |
689 | port->name); | |
690 | } | |
691 | } else { | |
692 | s.vlan_mode = PORT_VLAN_TRUNK; | |
693 | } | |
064af421 | 694 | } |
a699f614 EJ |
695 | s.use_priority_tags = smap_get_bool(&cfg->other_config, "priority-tags", |
696 | false); | |
064af421 | 697 | |
fa066f01 BP |
698 | /* Get LACP settings. */ |
699 | s.lacp = port_configure_lacp(port, &lacp_settings); | |
700 | if (s.lacp) { | |
701 | size_t i = 0; | |
064af421 | 702 | |
fa066f01 BP |
703 | s.lacp_slaves = xmalloc(s.n_slaves * sizeof *s.lacp_slaves); |
704 | LIST_FOR_EACH (iface, port_elem, &port->ifaces) { | |
705 | iface_configure_lacp(iface, &s.lacp_slaves[i++]); | |
064af421 | 706 | } |
fa066f01 BP |
707 | } else { |
708 | s.lacp_slaves = NULL; | |
709 | } | |
064af421 | 710 | |
fa066f01 BP |
711 | /* Get bond settings. */ |
712 | if (s.n_slaves > 1) { | |
fa066f01 | 713 | s.bond = &bond_settings; |
76ed83fc BP |
714 | s.bond_stable_ids = xmalloc(s.n_slaves * sizeof *s.bond_stable_ids); |
715 | port_configure_bond(port, &bond_settings, s.bond_stable_ids); | |
fa066f01 BP |
716 | } else { |
717 | s.bond = NULL; | |
76ed83fc | 718 | s.bond_stable_ids = NULL; |
1670c579 EJ |
719 | |
720 | LIST_FOR_EACH (iface, port_elem, &port->ifaces) { | |
721 | netdev_set_miimon_interval(iface->netdev, 0); | |
722 | } | |
fa066f01 | 723 | } |
093e47f4 | 724 | |
fa066f01 BP |
725 | /* Register. */ |
726 | ofproto_bundle_register(port->bridge->ofproto, port, &s); | |
76343538 | 727 | |
fa066f01 | 728 | /* Clean up. */ |
4e51de4c | 729 | free(s.slaves); |
fa066f01 BP |
730 | free(s.trunks); |
731 | free(s.lacp_slaves); | |
76ed83fc | 732 | free(s.bond_stable_ids); |
fa066f01 | 733 | } |
76343538 | 734 | |
6f90b8f4 BP |
735 | /* Pick local port hardware address and datapath ID for 'br'. */ |
736 | static void | |
737 | bridge_configure_datapath_id(struct bridge *br) | |
738 | { | |
739 | uint8_t ea[ETH_ADDR_LEN]; | |
740 | uint64_t dpid; | |
741 | struct iface *local_iface; | |
742 | struct iface *hw_addr_iface; | |
743 | char *dpid_string; | |
76343538 | 744 | |
6f90b8f4 | 745 | bridge_pick_local_hw_addr(br, ea, &hw_addr_iface); |
892815f5 | 746 | local_iface = iface_from_ofp_port(br, OFPP_LOCAL); |
6f90b8f4 BP |
747 | if (local_iface) { |
748 | int error = netdev_set_etheraddr(local_iface->netdev, ea); | |
749 | if (error) { | |
750 | static struct vlog_rate_limit rl = VLOG_RATE_LIMIT_INIT(1, 5); | |
751 | VLOG_ERR_RL(&rl, "bridge %s: failed to set bridge " | |
752 | "Ethernet address: %s", | |
753 | br->name, strerror(error)); | |
754 | } | |
755 | } | |
756 | memcpy(br->ea, ea, ETH_ADDR_LEN); | |
76343538 | 757 | |
6f90b8f4 | 758 | dpid = bridge_pick_datapath_id(br, ea, hw_addr_iface); |
e825ace2 BP |
759 | if (dpid != ofproto_get_datapath_id(br->ofproto)) { |
760 | VLOG_INFO("bridge %s: using datapath ID %016"PRIx64, br->name, dpid); | |
761 | ofproto_set_datapath_id(br->ofproto, dpid); | |
762 | } | |
76343538 | 763 | |
6f90b8f4 BP |
764 | dpid_string = xasprintf("%016"PRIx64, dpid); |
765 | ovsrec_bridge_set_datapath_id(br->cfg, dpid_string); | |
766 | free(dpid_string); | |
767 | } | |
064af421 | 768 | |
6f90b8f4 BP |
769 | /* Set NetFlow configuration on 'br'. */ |
770 | static void | |
771 | bridge_configure_netflow(struct bridge *br) | |
772 | { | |
773 | struct ovsrec_netflow *cfg = br->cfg->netflow; | |
774 | struct netflow_options opts; | |
72b06300 | 775 | |
6f90b8f4 BP |
776 | if (!cfg) { |
777 | ofproto_set_netflow(br->ofproto, NULL); | |
778 | return; | |
779 | } | |
a4af0040 | 780 | |
6f90b8f4 | 781 | memset(&opts, 0, sizeof opts); |
72b06300 | 782 | |
6f90b8f4 BP |
783 | /* Get default NetFlow configuration from datapath. |
784 | * Apply overrides from 'cfg'. */ | |
785 | ofproto_get_netflow_ids(br->ofproto, &opts.engine_type, &opts.engine_id); | |
786 | if (cfg->engine_type) { | |
787 | opts.engine_type = *cfg->engine_type; | |
788 | } | |
789 | if (cfg->engine_id) { | |
790 | opts.engine_id = *cfg->engine_id; | |
791 | } | |
72b06300 | 792 | |
6f90b8f4 BP |
793 | /* Configure active timeout interval. */ |
794 | opts.active_timeout = cfg->active_timeout; | |
795 | if (!opts.active_timeout) { | |
796 | opts.active_timeout = -1; | |
797 | } else if (opts.active_timeout < 0) { | |
798 | VLOG_WARN("bridge %s: active timeout interval set to negative " | |
799 | "value, using default instead (%d seconds)", br->name, | |
800 | NF_ACTIVE_TIMEOUT_DEFAULT); | |
801 | opts.active_timeout = -1; | |
802 | } | |
72b06300 | 803 | |
6f90b8f4 BP |
804 | /* Add engine ID to interface number to disambiguate bridgs? */ |
805 | opts.add_id_to_iface = cfg->add_id_to_interface; | |
806 | if (opts.add_id_to_iface) { | |
807 | if (opts.engine_id > 0x7f) { | |
808 | VLOG_WARN("bridge %s: NetFlow port mangling may conflict with " | |
809 | "another vswitch, choose an engine id less than 128", | |
810 | br->name); | |
811 | } | |
812 | if (hmap_count(&br->ports) > 508) { | |
813 | VLOG_WARN("bridge %s: NetFlow port mangling will conflict with " | |
814 | "another port when more than 508 ports are used", | |
815 | br->name); | |
816 | } | |
817 | } | |
72b06300 | 818 | |
6f90b8f4 BP |
819 | /* Collectors. */ |
820 | sset_init(&opts.collectors); | |
821 | sset_add_array(&opts.collectors, cfg->targets, cfg->n_targets); | |
a4af0040 | 822 | |
6f90b8f4 BP |
823 | /* Configure. */ |
824 | if (ofproto_set_netflow(br->ofproto, &opts)) { | |
825 | VLOG_ERR("bridge %s: problem setting netflow collectors", br->name); | |
826 | } | |
827 | sset_destroy(&opts.collectors); | |
828 | } | |
72b06300 | 829 | |
6f90b8f4 BP |
830 | /* Set sFlow configuration on 'br'. */ |
831 | static void | |
832 | bridge_configure_sflow(struct bridge *br, int *sflow_bridge_number) | |
833 | { | |
834 | const struct ovsrec_sflow *cfg = br->cfg->sflow; | |
835 | struct ovsrec_controller **controllers; | |
836 | struct ofproto_sflow_options oso; | |
837 | size_t n_controllers; | |
838 | size_t i; | |
72b06300 | 839 | |
6f90b8f4 BP |
840 | if (!cfg) { |
841 | ofproto_set_sflow(br->ofproto, NULL); | |
842 | return; | |
064af421 | 843 | } |
8052fb14 | 844 | |
6f90b8f4 | 845 | memset(&oso, 0, sizeof oso); |
52df17e7 | 846 | |
6f90b8f4 BP |
847 | sset_init(&oso.targets); |
848 | sset_add_array(&oso.targets, cfg->targets, cfg->n_targets); | |
c1c9c9c4 | 849 | |
6f90b8f4 BP |
850 | oso.sampling_rate = SFL_DEFAULT_SAMPLING_RATE; |
851 | if (cfg->sampling) { | |
852 | oso.sampling_rate = *cfg->sampling; | |
064af421 | 853 | } |
6f90b8f4 BP |
854 | |
855 | oso.polling_interval = SFL_DEFAULT_POLLING_INTERVAL; | |
856 | if (cfg->polling) { | |
857 | oso.polling_interval = *cfg->polling; | |
064af421 | 858 | } |
093e47f4 | 859 | |
6f90b8f4 BP |
860 | oso.header_len = SFL_DEFAULT_HEADER_SIZE; |
861 | if (cfg->header) { | |
862 | oso.header_len = *cfg->header; | |
863 | } | |
392730c4 | 864 | |
6f90b8f4 BP |
865 | oso.sub_id = (*sflow_bridge_number)++; |
866 | oso.agent_device = cfg->agent; | |
392730c4 | 867 | |
6f90b8f4 BP |
868 | oso.control_ip = NULL; |
869 | n_controllers = bridge_get_controllers(br, &controllers); | |
870 | for (i = 0; i < n_controllers; i++) { | |
871 | if (controllers[i]->local_ip) { | |
872 | oso.control_ip = controllers[i]->local_ip; | |
873 | break; | |
b31bcf60 EJ |
874 | } |
875 | } | |
6f90b8f4 | 876 | ofproto_set_sflow(br->ofproto, &oso); |
b31bcf60 | 877 | |
6f90b8f4 BP |
878 | sset_destroy(&oso.targets); |
879 | } | |
a7ff9bd7 | 880 | |
21f7563c JP |
881 | static void |
882 | port_configure_stp(const struct ofproto *ofproto, struct port *port, | |
883 | struct ofproto_port_stp_settings *port_s, | |
884 | int *port_num_counter, unsigned long *port_num_bitmap) | |
885 | { | |
886 | const char *config_str; | |
887 | struct iface *iface; | |
888 | ||
079b5942 | 889 | if (!smap_get_bool(&port->cfg->other_config, "stp-enable", true)) { |
21f7563c JP |
890 | port_s->enable = false; |
891 | return; | |
892 | } else { | |
893 | port_s->enable = true; | |
894 | } | |
895 | ||
896 | /* STP over bonds is not supported. */ | |
897 | if (!list_is_singleton(&port->ifaces)) { | |
898 | VLOG_ERR("port %s: cannot enable STP on bonds, disabling", | |
899 | port->name); | |
900 | port_s->enable = false; | |
901 | return; | |
902 | } | |
903 | ||
904 | iface = CONTAINER_OF(list_front(&port->ifaces), struct iface, port_elem); | |
905 | ||
906 | /* Internal ports shouldn't participate in spanning tree, so | |
907 | * skip them. */ | |
908 | if (!strcmp(iface->type, "internal")) { | |
909 | VLOG_DBG("port %s: disable STP on internal ports", port->name); | |
910 | port_s->enable = false; | |
911 | return; | |
912 | } | |
913 | ||
914 | /* STP on mirror output ports is not supported. */ | |
915 | if (ofproto_is_mirror_output_bundle(ofproto, port)) { | |
916 | VLOG_DBG("port %s: disable STP on mirror ports", port->name); | |
917 | port_s->enable = false; | |
918 | return; | |
919 | } | |
920 | ||
a699f614 | 921 | config_str = smap_get(&port->cfg->other_config, "stp-port-num"); |
21f7563c JP |
922 | if (config_str) { |
923 | unsigned long int port_num = strtoul(config_str, NULL, 0); | |
924 | int port_idx = port_num - 1; | |
925 | ||
926 | if (port_num < 1 || port_num > STP_MAX_PORTS) { | |
927 | VLOG_ERR("port %s: invalid stp-port-num", port->name); | |
928 | port_s->enable = false; | |
929 | return; | |
930 | } | |
931 | ||
932 | if (bitmap_is_set(port_num_bitmap, port_idx)) { | |
933 | VLOG_ERR("port %s: duplicate stp-port-num %lu, disabling", | |
934 | port->name, port_num); | |
935 | port_s->enable = false; | |
936 | return; | |
937 | } | |
938 | bitmap_set1(port_num_bitmap, port_idx); | |
939 | port_s->port_num = port_idx; | |
940 | } else { | |
6019f124 | 941 | if (*port_num_counter >= STP_MAX_PORTS) { |
21f7563c JP |
942 | VLOG_ERR("port %s: too many STP ports, disabling", port->name); |
943 | port_s->enable = false; | |
944 | return; | |
945 | } | |
946 | ||
947 | port_s->port_num = (*port_num_counter)++; | |
948 | } | |
949 | ||
a699f614 | 950 | config_str = smap_get(&port->cfg->other_config, "stp-path-cost"); |
21f7563c JP |
951 | if (config_str) { |
952 | port_s->path_cost = strtoul(config_str, NULL, 10); | |
953 | } else { | |
6c038611 | 954 | enum netdev_features current; |
21f7563c JP |
955 | |
956 | if (netdev_get_features(iface->netdev, ¤t, NULL, NULL, NULL)) { | |
957 | /* Couldn't get speed, so assume 100Mb/s. */ | |
958 | port_s->path_cost = 19; | |
959 | } else { | |
960 | unsigned int mbps; | |
961 | ||
962 | mbps = netdev_features_to_bps(current) / 1000000; | |
963 | port_s->path_cost = stp_convert_speed_to_cost(mbps); | |
964 | } | |
965 | } | |
966 | ||
a699f614 | 967 | config_str = smap_get(&port->cfg->other_config, "stp-port-priority"); |
21f7563c JP |
968 | if (config_str) { |
969 | port_s->priority = strtoul(config_str, NULL, 0); | |
970 | } else { | |
971 | port_s->priority = STP_DEFAULT_PORT_PRIORITY; | |
972 | } | |
973 | } | |
974 | ||
975 | /* Set spanning tree configuration on 'br'. */ | |
976 | static void | |
977 | bridge_configure_stp(struct bridge *br) | |
978 | { | |
979 | if (!br->cfg->stp_enable) { | |
980 | ofproto_set_stp(br->ofproto, NULL); | |
981 | } else { | |
982 | struct ofproto_stp_settings br_s; | |
983 | const char *config_str; | |
984 | struct port *port; | |
985 | int port_num_counter; | |
986 | unsigned long *port_num_bitmap; | |
987 | ||
a699f614 | 988 | config_str = smap_get(&br->cfg->other_config, "stp-system-id"); |
21f7563c JP |
989 | if (config_str) { |
990 | uint8_t ea[ETH_ADDR_LEN]; | |
991 | ||
992 | if (eth_addr_from_string(config_str, ea)) { | |
993 | br_s.system_id = eth_addr_to_uint64(ea); | |
994 | } else { | |
995 | br_s.system_id = eth_addr_to_uint64(br->ea); | |
996 | VLOG_ERR("bridge %s: invalid stp-system-id, defaulting " | |
997 | "to "ETH_ADDR_FMT, br->name, ETH_ADDR_ARGS(br->ea)); | |
998 | } | |
999 | } else { | |
1000 | br_s.system_id = eth_addr_to_uint64(br->ea); | |
1001 | } | |
1002 | ||
a699f614 | 1003 | config_str = smap_get(&br->cfg->other_config, "stp-priority"); |
21f7563c JP |
1004 | if (config_str) { |
1005 | br_s.priority = strtoul(config_str, NULL, 0); | |
1006 | } else { | |
1007 | br_s.priority = STP_DEFAULT_BRIDGE_PRIORITY; | |
1008 | } | |
1009 | ||
a699f614 | 1010 | config_str = smap_get(&br->cfg->other_config, "stp-hello-time"); |
21f7563c JP |
1011 | if (config_str) { |
1012 | br_s.hello_time = strtoul(config_str, NULL, 10) * 1000; | |
1013 | } else { | |
1014 | br_s.hello_time = STP_DEFAULT_HELLO_TIME; | |
1015 | } | |
1016 | ||
a699f614 | 1017 | config_str = smap_get(&br->cfg->other_config, "stp-max-age"); |
21f7563c JP |
1018 | if (config_str) { |
1019 | br_s.max_age = strtoul(config_str, NULL, 10) * 1000; | |
1020 | } else { | |
1021 | br_s.max_age = STP_DEFAULT_MAX_AGE; | |
1022 | } | |
1023 | ||
a699f614 | 1024 | config_str = smap_get(&br->cfg->other_config, "stp-forward-delay"); |
21f7563c JP |
1025 | if (config_str) { |
1026 | br_s.fwd_delay = strtoul(config_str, NULL, 10) * 1000; | |
1027 | } else { | |
1028 | br_s.fwd_delay = STP_DEFAULT_FWD_DELAY; | |
1029 | } | |
1030 | ||
1031 | /* Configure STP on the bridge. */ | |
1032 | if (ofproto_set_stp(br->ofproto, &br_s)) { | |
1033 | VLOG_ERR("bridge %s: could not enable STP", br->name); | |
1034 | return; | |
1035 | } | |
1036 | ||
1037 | /* Users must either set the port number with the "stp-port-num" | |
1038 | * configuration on all ports or none. If manual configuration | |
1039 | * is not done, then we allocate them sequentially. */ | |
1040 | port_num_counter = 0; | |
1041 | port_num_bitmap = bitmap_allocate(STP_MAX_PORTS); | |
1042 | HMAP_FOR_EACH (port, hmap_node, &br->ports) { | |
1043 | struct ofproto_port_stp_settings port_s; | |
1044 | struct iface *iface; | |
1045 | ||
1046 | port_configure_stp(br->ofproto, port, &port_s, | |
1047 | &port_num_counter, port_num_bitmap); | |
1048 | ||
1049 | /* As bonds are not supported, just apply configuration to | |
1050 | * all interfaces. */ | |
1051 | LIST_FOR_EACH (iface, port_elem, &port->ifaces) { | |
1052 | if (ofproto_port_set_stp(br->ofproto, iface->ofp_port, | |
1053 | &port_s)) { | |
1054 | VLOG_ERR("port %s: could not enable STP", port->name); | |
1055 | continue; | |
1056 | } | |
1057 | } | |
1058 | } | |
1059 | ||
1060 | if (bitmap_scan(port_num_bitmap, 0, STP_MAX_PORTS) != STP_MAX_PORTS | |
1061 | && port_num_counter) { | |
1062 | VLOG_ERR("bridge %s: must manually configure all STP port " | |
1063 | "IDs or none, disabling", br->name); | |
1064 | ofproto_set_stp(br->ofproto, NULL); | |
1065 | } | |
1066 | bitmap_free(port_num_bitmap); | |
1067 | } | |
1068 | } | |
1069 | ||
e8192d80 BP |
1070 | static bool |
1071 | bridge_has_bond_fake_iface(const struct bridge *br, const char *name) | |
1072 | { | |
1073 | const struct port *port = port_lookup(br, name); | |
1074 | return port && port_is_bond_fake_iface(port); | |
093e47f4 BP |
1075 | } |
1076 | ||
e8192d80 BP |
1077 | static bool |
1078 | port_is_bond_fake_iface(const struct port *port) | |
093e47f4 | 1079 | { |
e8192d80 BP |
1080 | return port->cfg->bond_fake_iface && !list_is_short(&port->ifaces); |
1081 | } | |
093e47f4 | 1082 | |
66da9bef BP |
1083 | static void |
1084 | add_del_bridges(const struct ovsrec_open_vswitch *cfg) | |
1085 | { | |
1086 | struct bridge *br, *next; | |
1087 | struct shash new_br; | |
1088 | size_t i; | |
1089 | ||
1090 | /* Collect new bridges' names and types. */ | |
1091 | shash_init(&new_br); | |
1092 | for (i = 0; i < cfg->n_bridges; i++) { | |
5af5b532 | 1093 | static struct vlog_rate_limit rl = VLOG_RATE_LIMIT_INIT(1, 5); |
66da9bef | 1094 | const struct ovsrec_bridge *br_cfg = cfg->bridges[i]; |
5af5b532 BP |
1095 | |
1096 | if (strchr(br_cfg->name, '/')) { | |
1097 | /* Prevent remote ovsdb-server users from accessing arbitrary | |
1098 | * directories, e.g. consider a bridge named "../../../etc/". */ | |
1099 | VLOG_WARN_RL(&rl, "ignoring bridge with invalid name \"%s\"", | |
1100 | br_cfg->name); | |
1101 | } else if (!shash_add_once(&new_br, br_cfg->name, br_cfg)) { | |
1102 | VLOG_WARN_RL(&rl, "bridge %s specified twice", br_cfg->name); | |
66da9bef BP |
1103 | } |
1104 | } | |
1105 | ||
1106 | /* Get rid of deleted bridges or those whose types have changed. | |
1107 | * Update 'cfg' of bridges that still exist. */ | |
1108 | HMAP_FOR_EACH_SAFE (br, next, node, &all_bridges) { | |
1109 | br->cfg = shash_find_data(&new_br, br->name); | |
f79e673f BP |
1110 | if (!br->cfg || strcmp(br->type, ofproto_normalize_type( |
1111 | br->cfg->datapath_type))) { | |
66da9bef BP |
1112 | bridge_destroy(br); |
1113 | } | |
1114 | } | |
1115 | ||
1116 | /* Add new bridges. */ | |
1117 | for (i = 0; i < cfg->n_bridges; i++) { | |
1118 | const struct ovsrec_bridge *br_cfg = cfg->bridges[i]; | |
1119 | struct bridge *br = bridge_lookup(br_cfg->name); | |
1120 | if (!br) { | |
1121 | bridge_create(br_cfg); | |
1122 | } | |
1123 | } | |
1124 | ||
1125 | shash_destroy(&new_br); | |
1126 | } | |
1127 | ||
66da9bef | 1128 | static void |
892815f5 | 1129 | iface_set_ofp_port(struct iface *iface, int ofp_port) |
66da9bef BP |
1130 | { |
1131 | struct bridge *br = iface->port->bridge; | |
1132 | ||
892815f5 BP |
1133 | assert(iface->ofp_port < 0 && ofp_port >= 0); |
1134 | iface->ofp_port = ofp_port; | |
1135 | hmap_insert(&br->ifaces, &iface->ofp_port_node, hash_int(ofp_port, 0)); | |
2e281761 | 1136 | iface_set_ofport(iface->cfg, ofp_port); |
66da9bef BP |
1137 | } |
1138 | ||
2a485ee8 BP |
1139 | /* Configures 'netdev' based on the "options" column in 'iface_cfg'. |
1140 | * Returns 0 if successful, otherwise a positive errno value. */ | |
1141 | static int | |
1142 | iface_set_netdev_config(const struct ovsrec_interface *iface_cfg, | |
1143 | struct netdev *netdev) | |
1144 | { | |
2a485ee8 BP |
1145 | int error; |
1146 | ||
a699f614 | 1147 | error = netdev_set_config(netdev, &iface_cfg->options); |
2a485ee8 BP |
1148 | if (error) { |
1149 | VLOG_WARN("could not configure network device %s (%s)", | |
1150 | iface_cfg->name, strerror(error)); | |
1151 | } | |
1152 | return error; | |
1153 | } | |
1154 | ||
5344c1ac BP |
1155 | /* This function determines whether 'ofproto_port', which is attached to |
1156 | * br->ofproto's datapath, is one that we want in 'br'. | |
1157 | * | |
1158 | * If it is, it returns true, after creating an iface (if necessary), | |
1159 | * configuring the iface's netdev according to the iface's options, and setting | |
1160 | * iface's ofp_port member to 'ofproto_port->ofp_port'. | |
1161 | * | |
1162 | * If, on the other hand, 'port' should be removed, it returns false. The | |
1163 | * caller should later detach the port from br->ofproto. */ | |
1164 | static bool | |
1165 | bridge_refresh_one_ofp_port(struct bridge *br, | |
1166 | const struct ofproto_port *ofproto_port) | |
1167 | { | |
1168 | const char *name = ofproto_port->name; | |
1169 | const char *type = ofproto_port->type; | |
1170 | uint16_t ofp_port = ofproto_port->ofp_port; | |
1171 | ||
1172 | struct iface *iface = iface_lookup(br, name); | |
1173 | if (iface) { | |
1174 | /* Check that the name-to-number mapping is one-to-one. */ | |
1175 | if (iface->ofp_port >= 0) { | |
1176 | VLOG_WARN("bridge %s: interface %s reported twice", | |
1177 | br->name, name); | |
1178 | return false; | |
1179 | } else if (iface_from_ofp_port(br, ofp_port)) { | |
1180 | VLOG_WARN("bridge %s: interface %"PRIu16" reported twice", | |
1181 | br->name, ofp_port); | |
1182 | return false; | |
1183 | } | |
1184 | ||
1185 | /* There's a configured interface named 'name'. */ | |
1186 | if (strcmp(type, iface->type) | |
1187 | || iface_set_netdev_config(iface->cfg, iface->netdev)) { | |
1188 | /* It's the wrong type, or it's the right type but can't be | |
1189 | * configured as the user requested, so we must destroy it. */ | |
1190 | return false; | |
1191 | } else { | |
1192 | /* It's the right type and configured correctly. keep it. */ | |
1193 | iface_set_ofp_port(iface, ofp_port); | |
1194 | return true; | |
1195 | } | |
1196 | } else if (bridge_has_bond_fake_iface(br, name) | |
1197 | && !strcmp(type, "internal")) { | |
1198 | /* It's a bond fake iface. Keep it. */ | |
1199 | return true; | |
1200 | } else { | |
1201 | /* There's no configured interface named 'name', but there might be an | |
1202 | * interface of that name queued to be created. | |
1203 | * | |
1204 | * If there is, and it has the correct type, then try to configure it | |
1205 | * and add it. If that's successful, we'll keep it. Otherwise, we'll | |
1206 | * delete it and later try to re-add it. */ | |
1207 | struct if_cfg *if_cfg = if_cfg_lookup(br, name); | |
1208 | return (if_cfg | |
1209 | && !strcmp(type, iface_get_type(if_cfg->cfg, br->cfg)) | |
1210 | && iface_create(br, if_cfg, ofp_port)); | |
1211 | } | |
1212 | } | |
1213 | ||
bae7208e EJ |
1214 | /* Update bridges "if_cfg"s, "struct port"s, and "struct iface"s to be |
1215 | * consistent with the ofp_ports in "br->ofproto". */ | |
66da9bef | 1216 | static void |
892815f5 | 1217 | bridge_refresh_ofp_port(struct bridge *br) |
66da9bef BP |
1218 | { |
1219 | struct ofproto_port_dump dump; | |
1220 | struct ofproto_port ofproto_port; | |
bae7208e | 1221 | struct port *port, *port_next; |
66da9bef | 1222 | |
bae7208e | 1223 | /* Clear each "struct iface"s ofp_port so we can get its correct value. */ |
66da9bef BP |
1224 | hmap_clear(&br->ifaces); |
1225 | HMAP_FOR_EACH (port, hmap_node, &br->ports) { | |
1226 | struct iface *iface; | |
1227 | ||
1228 | LIST_FOR_EACH (iface, port_elem, &port->ifaces) { | |
892815f5 | 1229 | iface->ofp_port = -1; |
66da9bef BP |
1230 | } |
1231 | } | |
1232 | ||
bae7208e EJ |
1233 | /* Obtain the correct "ofp_port"s from ofproto. Find any if_cfg's which |
1234 | * already exist in the datapath and promote them to full fledged "struct | |
1235 | * iface"s. Mark ports in the datapath which don't belong as garbage. */ | |
66da9bef | 1236 | OFPROTO_PORT_FOR_EACH (&ofproto_port, &dump, br->ofproto) { |
5344c1ac BP |
1237 | if (!bridge_refresh_one_ofp_port(br, &ofproto_port)) { |
1238 | struct ofpp_garbage *garbage = xmalloc(sizeof *garbage); | |
1239 | garbage->ofp_port = ofproto_port.ofp_port; | |
1240 | list_push_front(&br->ofpp_garbage, &garbage->list_node); | |
bae7208e EJ |
1241 | } |
1242 | } | |
1243 | ||
1244 | /* Some ifaces may not have "ofp_port"s in ofproto and therefore don't | |
1245 | * deserve to have "struct iface"s. Demote these to "if_cfg"s so that | |
1246 | * later they can be added to ofproto. */ | |
1247 | HMAP_FOR_EACH_SAFE (port, port_next, hmap_node, &br->ports) { | |
1248 | struct iface *iface, *iface_next; | |
1249 | ||
1250 | LIST_FOR_EACH_SAFE (iface, iface_next, port_elem, &port->ifaces) { | |
1251 | if (iface->ofp_port < 0) { | |
1252 | bridge_queue_if_cfg(br, iface->cfg, port->cfg); | |
1253 | iface_destroy(iface); | |
66da9bef BP |
1254 | } |
1255 | } | |
bae7208e EJ |
1256 | |
1257 | if (list_is_empty(&port->ifaces)) { | |
1258 | port_destroy(port); | |
1259 | } | |
66da9bef BP |
1260 | } |
1261 | } | |
1262 | ||
cc086465 BP |
1263 | /* Opens a network device for 'iface_cfg' and configures it. If '*ofp_portp' |
1264 | * is negative, adds the network device to br->ofproto and stores the OpenFlow | |
1265 | * port number in '*ofp_portp'; otherwise leaves br->ofproto and '*ofp_portp' | |
1266 | * untouched. | |
1267 | * | |
1268 | * If successful, returns 0 and stores the network device in '*netdevp'. On | |
1269 | * failure, returns a positive errno value and stores NULL in '*netdevp'. */ | |
1270 | static int | |
1271 | iface_do_create(const struct bridge *br, | |
1272 | const struct ovsrec_interface *iface_cfg, | |
1273 | const struct ovsrec_port *port_cfg, | |
1274 | int *ofp_portp, struct netdev **netdevp) | |
1275 | { | |
1276 | struct netdev *netdev; | |
1277 | int error; | |
1278 | ||
1279 | error = netdev_open(iface_cfg->name, | |
1280 | iface_get_type(iface_cfg, br->cfg), &netdev); | |
1281 | if (error) { | |
1282 | VLOG_WARN("could not open network device %s (%s)", | |
1283 | iface_cfg->name, strerror(error)); | |
1284 | goto error; | |
1285 | } | |
1286 | ||
1287 | error = iface_set_netdev_config(iface_cfg, netdev); | |
1288 | if (error) { | |
1289 | goto error; | |
1290 | } | |
1291 | ||
1292 | if (*ofp_portp < 0) { | |
1293 | uint16_t ofp_port; | |
1294 | ||
1295 | error = ofproto_port_add(br->ofproto, netdev, &ofp_port); | |
1296 | if (error) { | |
1297 | goto error; | |
1298 | } | |
1299 | *ofp_portp = ofp_port; | |
1300 | ||
1301 | VLOG_INFO("bridge %s: added interface %s on port %d", | |
1302 | br->name, iface_cfg->name, *ofp_portp); | |
1303 | } else { | |
1304 | VLOG_DBG("bridge %s: interface %s is on port %d", | |
1305 | br->name, iface_cfg->name, *ofp_portp); | |
1306 | } | |
1307 | ||
1308 | if (port_cfg->vlan_mode && !strcmp(port_cfg->vlan_mode, "splinter")) { | |
1309 | netdev_turn_flags_on(netdev, NETDEV_UP, true); | |
1310 | } | |
1311 | ||
1312 | *netdevp = netdev; | |
1313 | return 0; | |
1314 | ||
1315 | error: | |
1316 | *netdevp = NULL; | |
1317 | netdev_close(netdev); | |
1318 | return error; | |
1319 | } | |
1320 | ||
bae7208e EJ |
1321 | /* Creates a new iface on 'br' based on 'if_cfg'. The new iface has OpenFlow |
1322 | * port number 'ofp_port'. If ofp_port is negative, an OpenFlow port is | |
1323 | * automatically allocated for the iface. Takes ownership of and | |
01546f5d BP |
1324 | * deallocates 'if_cfg'. |
1325 | * | |
1326 | * Return true if an iface is successfully created, false otherwise. */ | |
1327 | static bool | |
bae7208e | 1328 | iface_create(struct bridge *br, struct if_cfg *if_cfg, int ofp_port) |
66da9bef | 1329 | { |
cc086465 BP |
1330 | const struct ovsrec_interface *iface_cfg = if_cfg->cfg; |
1331 | const struct ovsrec_port *port_cfg = if_cfg->parent; | |
1332 | ||
1333 | struct netdev *netdev; | |
bae7208e EJ |
1334 | struct iface *iface; |
1335 | struct port *port; | |
1336 | int error; | |
c7e7bb21 | 1337 | |
cc086465 BP |
1338 | /* Get rid of 'if_cfg' itself. We already copied out the interesting |
1339 | * bits. */ | |
bae7208e EJ |
1340 | hmap_remove(&br->if_cfg_todo, &if_cfg->hmap_node); |
1341 | free(if_cfg); | |
52a90c29 | 1342 | |
6b803ddc EJ |
1343 | /* Do the bits that can fail up front. |
1344 | * | |
1345 | * It's a bit dangerous to call bridge_run_fast() here as ofproto's | |
1346 | * internal datastructures may not be consistent. Eventually, when port | |
1347 | * additions and deletions are cheaper, these calls should be removed. */ | |
1348 | bridge_run_fast(); | |
cc086465 BP |
1349 | assert(!iface_lookup(br, iface_cfg->name)); |
1350 | error = iface_do_create(br, iface_cfg, port_cfg, &ofp_port, &netdev); | |
6b803ddc | 1351 | bridge_run_fast(); |
bae7208e | 1352 | if (error) { |
cc086465 BP |
1353 | iface_clear_db_record(iface_cfg); |
1354 | return false; | |
bae7208e | 1355 | } |
c7e7bb21 | 1356 | |
cc086465 BP |
1357 | /* Get or create the port structure. */ |
1358 | port = port_lookup(br, port_cfg->name); | |
1359 | if (!port) { | |
1360 | port = port_create(br, port_cfg); | |
bae7208e EJ |
1361 | } |
1362 | ||
cc086465 BP |
1363 | /* Create the iface structure. */ |
1364 | iface = xzalloc(sizeof *iface); | |
1365 | list_push_back(&port->ifaces, &iface->port_elem); | |
1366 | hmap_insert(&br->iface_by_name, &iface->name_node, | |
1367 | hash_string(iface_cfg->name, 0)); | |
1368 | iface->port = port; | |
1369 | iface->name = xstrdup(iface_cfg->name); | |
1370 | iface->ofp_port = -1; | |
1371 | iface->netdev = netdev; | |
1372 | iface->type = iface_get_type(iface_cfg, br->cfg); | |
1373 | iface->cfg = iface_cfg; | |
8b5da7a6 | 1374 | |
cc086465 | 1375 | iface_set_ofp_port(iface, ofp_port); |
66da9bef | 1376 | |
cc086465 BP |
1377 | /* Populate initial status in database. */ |
1378 | iface_refresh_stats(iface); | |
1379 | iface_refresh_status(iface); | |
bae7208e EJ |
1380 | |
1381 | /* Add bond fake iface if necessary. */ | |
1382 | if (port_is_bond_fake_iface(port)) { | |
8b5da7a6 BP |
1383 | struct ofproto_port ofproto_port; |
1384 | ||
bae7208e EJ |
1385 | if (ofproto_port_query_by_name(br->ofproto, port->name, |
1386 | &ofproto_port)) { | |
1387 | struct netdev *netdev; | |
1388 | int error; | |
1389 | ||
1390 | error = netdev_open(port->name, "internal", &netdev); | |
1391 | if (!error) { | |
1392 | ofproto_port_add(br->ofproto, netdev, NULL); | |
1393 | netdev_close(netdev); | |
66da9bef | 1394 | } else { |
bae7208e EJ |
1395 | VLOG_WARN("could not open network device %s (%s)", |
1396 | port->name, strerror(error)); | |
66da9bef | 1397 | } |
bae7208e EJ |
1398 | } else { |
1399 | /* Already exists, nothing to do. */ | |
1400 | ofproto_port_destroy(&ofproto_port); | |
66da9bef BP |
1401 | } |
1402 | } | |
01546f5d BP |
1403 | |
1404 | return true; | |
66da9bef BP |
1405 | } |
1406 | ||
084f5290 SH |
1407 | /* Set Flow eviction threshold */ |
1408 | static void | |
1409 | bridge_configure_flow_eviction_threshold(struct bridge *br) | |
1410 | { | |
1411 | const char *threshold_str; | |
1412 | unsigned threshold; | |
1413 | ||
a699f614 EJ |
1414 | threshold_str = smap_get(&br->cfg->other_config, |
1415 | "flow-eviction-threshold"); | |
084f5290 SH |
1416 | if (threshold_str) { |
1417 | threshold = strtoul(threshold_str, NULL, 10); | |
1418 | } else { | |
1419 | threshold = OFPROTO_FLOW_EVICTON_THRESHOLD_DEFAULT; | |
1420 | } | |
1421 | ofproto_set_flow_eviction_threshold(br->ofproto, threshold); | |
1422 | } | |
1423 | ||
8402c74b SS |
1424 | /* Set forward BPDU option. */ |
1425 | static void | |
1426 | bridge_configure_forward_bpdu(struct bridge *br) | |
1427 | { | |
a699f614 EJ |
1428 | ofproto_set_forward_bpdu(br->ofproto, |
1429 | smap_get_bool(&br->cfg->other_config, | |
1430 | "forward-bpdu", | |
1431 | false)); | |
8402c74b SS |
1432 | } |
1433 | ||
e764773c BP |
1434 | /* Set MAC aging time for 'br'. */ |
1435 | static void | |
1436 | bridge_configure_mac_idle_time(struct bridge *br) | |
1437 | { | |
1438 | const char *idle_time_str; | |
1439 | int idle_time; | |
1440 | ||
a699f614 | 1441 | idle_time_str = smap_get(&br->cfg->other_config, "mac-aging-time"); |
e764773c BP |
1442 | idle_time = (idle_time_str && atoi(idle_time_str) |
1443 | ? atoi(idle_time_str) | |
1444 | : MAC_ENTRY_DEFAULT_IDLE_TIME); | |
1445 | ofproto_set_mac_idle_time(br->ofproto, idle_time); | |
1446 | } | |
1447 | ||
064af421 BP |
1448 | static void |
1449 | bridge_pick_local_hw_addr(struct bridge *br, uint8_t ea[ETH_ADDR_LEN], | |
07c318f4 | 1450 | struct iface **hw_addr_iface) |
064af421 | 1451 | { |
f145afdc | 1452 | struct hmapx mirror_output_ports; |
093e47f4 | 1453 | const char *hwaddr; |
8052fb14 | 1454 | struct port *port; |
3a48ace3 | 1455 | bool found_addr = false; |
064af421 | 1456 | int error; |
f145afdc | 1457 | int i; |
064af421 | 1458 | |
07c318f4 | 1459 | *hw_addr_iface = NULL; |
064af421 BP |
1460 | |
1461 | /* Did the user request a particular MAC? */ | |
a699f614 | 1462 | hwaddr = smap_get(&br->cfg->other_config, "hwaddr"); |
093e47f4 | 1463 | if (hwaddr && eth_addr_from_string(hwaddr, ea)) { |
064af421 BP |
1464 | if (eth_addr_is_multicast(ea)) { |
1465 | VLOG_ERR("bridge %s: cannot set MAC address to multicast " | |
1466 | "address "ETH_ADDR_FMT, br->name, ETH_ADDR_ARGS(ea)); | |
1467 | } else if (eth_addr_is_zero(ea)) { | |
1468 | VLOG_ERR("bridge %s: cannot set MAC address to zero", br->name); | |
1469 | } else { | |
1470 | return; | |
1471 | } | |
1472 | } | |
1473 | ||
f145afdc BP |
1474 | /* Mirror output ports don't participate in picking the local hardware |
1475 | * address. ofproto can't help us find out whether a given port is a | |
1476 | * mirror output because we haven't configured mirrors yet, so we need to | |
1477 | * accumulate them ourselves. */ | |
1478 | hmapx_init(&mirror_output_ports); | |
1479 | for (i = 0; i < br->cfg->n_mirrors; i++) { | |
1480 | struct ovsrec_mirror *m = br->cfg->mirrors[i]; | |
1481 | if (m->output_port) { | |
1482 | hmapx_add(&mirror_output_ports, m->output_port); | |
1483 | } | |
1484 | } | |
1485 | ||
141f4942 BP |
1486 | /* Otherwise choose the minimum non-local MAC address among all of the |
1487 | * interfaces. */ | |
8052fb14 | 1488 | HMAP_FOR_EACH (port, hmap_node, &br->ports) { |
58b7527e | 1489 | uint8_t iface_ea[ETH_ADDR_LEN]; |
83db7968 | 1490 | struct iface *candidate; |
58b7527e BP |
1491 | struct iface *iface; |
1492 | ||
1493 | /* Mirror output ports don't participate. */ | |
f145afdc | 1494 | if (hmapx_contains(&mirror_output_ports, port->cfg)) { |
064af421 BP |
1495 | continue; |
1496 | } | |
58b7527e BP |
1497 | |
1498 | /* Choose the MAC address to represent the port. */ | |
83db7968 | 1499 | iface = NULL; |
76343538 | 1500 | if (port->cfg->mac && eth_addr_from_string(port->cfg->mac, iface_ea)) { |
ba09980a BP |
1501 | /* Find the interface with this Ethernet address (if any) so that |
1502 | * we can provide the correct devname to the caller. */ | |
83db7968 | 1503 | LIST_FOR_EACH (candidate, port_elem, &port->ifaces) { |
ba09980a | 1504 | uint8_t candidate_ea[ETH_ADDR_LEN]; |
8fef8c71 | 1505 | if (!netdev_get_etheraddr(candidate->netdev, candidate_ea) |
ba09980a BP |
1506 | && eth_addr_equals(iface_ea, candidate_ea)) { |
1507 | iface = candidate; | |
1508 | } | |
1509 | } | |
58b7527e BP |
1510 | } else { |
1511 | /* Choose the interface whose MAC address will represent the port. | |
1512 | * The Linux kernel bonding code always chooses the MAC address of | |
1513 | * the first slave added to a bond, and the Fedora networking | |
1514 | * scripts always add slaves to a bond in alphabetical order, so | |
1515 | * for compatibility we choose the interface with the name that is | |
1516 | * first in alphabetical order. */ | |
83db7968 BP |
1517 | LIST_FOR_EACH (candidate, port_elem, &port->ifaces) { |
1518 | if (!iface || strcmp(candidate->name, iface->name) < 0) { | |
58b7527e BP |
1519 | iface = candidate; |
1520 | } | |
1521 | } | |
1522 | ||
1523 | /* The local port doesn't count (since we're trying to choose its | |
141f4942 | 1524 | * MAC address anyway). */ |
892815f5 | 1525 | if (iface->ofp_port == OFPP_LOCAL) { |
064af421 BP |
1526 | continue; |
1527 | } | |
58b7527e BP |
1528 | |
1529 | /* Grab MAC. */ | |
07c318f4 | 1530 | error = netdev_get_etheraddr(iface->netdev, iface_ea); |
58b7527e | 1531 | if (error) { |
58b7527e | 1532 | continue; |
064af421 BP |
1533 | } |
1534 | } | |
58b7527e BP |
1535 | |
1536 | /* Compare against our current choice. */ | |
1537 | if (!eth_addr_is_multicast(iface_ea) && | |
141f4942 | 1538 | !eth_addr_is_local(iface_ea) && |
58b7527e BP |
1539 | !eth_addr_is_reserved(iface_ea) && |
1540 | !eth_addr_is_zero(iface_ea) && | |
0d1fe4a3 | 1541 | (!found_addr || eth_addr_compare_3way(iface_ea, ea) < 0)) |
58b7527e | 1542 | { |
0babc06f | 1543 | memcpy(ea, iface_ea, ETH_ADDR_LEN); |
8fef8c71 | 1544 | *hw_addr_iface = iface; |
3a48ace3 | 1545 | found_addr = true; |
58b7527e | 1546 | } |
064af421 | 1547 | } |
3a48ace3 JP |
1548 | if (found_addr) { |
1549 | VLOG_DBG("bridge %s: using bridge Ethernet address "ETH_ADDR_FMT, | |
1550 | br->name, ETH_ADDR_ARGS(ea)); | |
1551 | } else { | |
7e041ba5 | 1552 | static struct vlog_rate_limit rl = VLOG_RATE_LIMIT_INIT(1, 10); |
064af421 | 1553 | memcpy(ea, br->default_ea, ETH_ADDR_LEN); |
07c318f4 | 1554 | *hw_addr_iface = NULL; |
7e041ba5 EJ |
1555 | VLOG_WARN_RL(&rl, "bridge %s: using default bridge Ethernet " |
1556 | "address "ETH_ADDR_FMT, br->name, ETH_ADDR_ARGS(ea)); | |
064af421 | 1557 | } |
f145afdc BP |
1558 | |
1559 | hmapx_destroy(&mirror_output_ports); | |
064af421 BP |
1560 | } |
1561 | ||
1562 | /* Choose and returns the datapath ID for bridge 'br' given that the bridge | |
1563 | * Ethernet address is 'bridge_ea'. If 'bridge_ea' is the Ethernet address of | |
07c318f4 BP |
1564 | * an interface on 'br', then that interface must be passed in as |
1565 | * 'hw_addr_iface'; if 'bridge_ea' was derived some other way, then | |
1566 | * 'hw_addr_iface' must be passed in as a null pointer. */ | |
064af421 BP |
1567 | static uint64_t |
1568 | bridge_pick_datapath_id(struct bridge *br, | |
1569 | const uint8_t bridge_ea[ETH_ADDR_LEN], | |
07c318f4 | 1570 | struct iface *hw_addr_iface) |
064af421 BP |
1571 | { |
1572 | /* | |
1573 | * The procedure for choosing a bridge MAC address will, in the most | |
1574 | * ordinary case, also choose a unique MAC that we can use as a datapath | |
1575 | * ID. In some special cases, though, multiple bridges will end up with | |
1576 | * the same MAC address. This is OK for the bridges, but it will confuse | |
1577 | * the OpenFlow controller, because each datapath needs a unique datapath | |
1578 | * ID. | |
1579 | * | |
1580 | * Datapath IDs must be unique. It is also very desirable that they be | |
1581 | * stable from one run to the next, so that policy set on a datapath | |
1582 | * "sticks". | |
1583 | */ | |
093e47f4 | 1584 | const char *datapath_id; |
064af421 BP |
1585 | uint64_t dpid; |
1586 | ||
a699f614 | 1587 | datapath_id = smap_get(&br->cfg->other_config, "datapath-id"); |
093e47f4 | 1588 | if (datapath_id && dpid_from_string(datapath_id, &dpid)) { |
064af421 BP |
1589 | return dpid; |
1590 | } | |
1591 | ||
03eae5f8 | 1592 | if (!hw_addr_iface) { |
064af421 BP |
1593 | /* |
1594 | * A purely internal bridge, that is, one that has no non-virtual | |
03eae5f8 | 1595 | * network devices on it at all, is difficult because it has no |
064af421 BP |
1596 | * natural unique identifier at all. |
1597 | * | |
1598 | * When the host is a XenServer, we handle this case by hashing the | |
1599 | * host's UUID with the name of the bridge. Names of bridges are | |
1600 | * persistent across XenServer reboots, although they can be reused if | |
1601 | * an internal network is destroyed and then a new one is later | |
1602 | * created, so this is fairly effective. | |
1603 | * | |
1604 | * When the host is not a XenServer, we punt by using a random MAC | |
1605 | * address on each run. | |
1606 | */ | |
1607 | const char *host_uuid = xenserver_get_host_uuid(); | |
1608 | if (host_uuid) { | |
1609 | char *combined = xasprintf("%s,%s", host_uuid, br->name); | |
1610 | dpid = dpid_from_hash(combined, strlen(combined)); | |
1611 | free(combined); | |
1612 | return dpid; | |
1613 | } | |
1614 | } | |
1615 | ||
1616 | return eth_addr_to_uint64(bridge_ea); | |
1617 | } | |
1618 | ||
1619 | static uint64_t | |
1620 | dpid_from_hash(const void *data, size_t n) | |
1621 | { | |
5eccf359 | 1622 | uint8_t hash[SHA1_DIGEST_SIZE]; |
064af421 BP |
1623 | |
1624 | BUILD_ASSERT_DECL(sizeof hash >= ETH_ADDR_LEN); | |
5eccf359 | 1625 | sha1_bytes(data, n, hash); |
064af421 BP |
1626 | eth_addr_mark_random(hash); |
1627 | return eth_addr_to_uint64(hash); | |
1628 | } | |
1629 | ||
ea83a2fc | 1630 | static void |
ea763e0e | 1631 | iface_refresh_status(struct iface *iface) |
ea83a2fc | 1632 | { |
79f1cbe9 | 1633 | struct smap smap; |
ea763e0e | 1634 | |
6c038611 | 1635 | enum netdev_features current; |
e210037e AE |
1636 | int64_t bps; |
1637 | int mtu; | |
1638 | int64_t mtu_64; | |
1639 | int error; | |
1640 | ||
cfea354b BP |
1641 | if (iface_is_synthetic(iface)) { |
1642 | return; | |
1643 | } | |
1644 | ||
79f1cbe9 | 1645 | smap_init(&smap); |
ea763e0e | 1646 | |
79f1cbe9 | 1647 | if (!netdev_get_drv_info(iface->netdev, &smap)) { |
a699f614 | 1648 | ovsrec_interface_set_status(iface->cfg, &smap); |
ea763e0e | 1649 | } else { |
a699f614 | 1650 | ovsrec_interface_set_status(iface->cfg, NULL); |
ea763e0e EJ |
1651 | } |
1652 | ||
79f1cbe9 | 1653 | smap_destroy(&smap); |
e210037e | 1654 | |
e210037e AE |
1655 | error = netdev_get_features(iface->netdev, ¤t, NULL, NULL, NULL); |
1656 | if (!error) { | |
1657 | ovsrec_interface_set_duplex(iface->cfg, | |
1658 | netdev_features_is_full_duplex(current) | |
1659 | ? "full" : "half"); | |
1660 | /* warning: uint64_t -> int64_t conversion */ | |
1661 | bps = netdev_features_to_bps(current); | |
1662 | ovsrec_interface_set_link_speed(iface->cfg, &bps, 1); | |
1663 | } | |
1664 | else { | |
1665 | ovsrec_interface_set_duplex(iface->cfg, NULL); | |
1666 | ovsrec_interface_set_link_speed(iface->cfg, NULL, 0); | |
1667 | } | |
1668 | ||
e210037e | 1669 | error = netdev_get_mtu(iface->netdev, &mtu); |
9b020780 | 1670 | if (!error) { |
e210037e AE |
1671 | mtu_64 = mtu; |
1672 | ovsrec_interface_set_mtu(iface->cfg, &mtu_64, 1); | |
1673 | } | |
1674 | else { | |
1675 | ovsrec_interface_set_mtu(iface->cfg, NULL, 0); | |
1676 | } | |
ea83a2fc EJ |
1677 | } |
1678 | ||
353079d0 EJ |
1679 | /* Writes 'iface''s CFM statistics to the database. 'iface' must not be |
1680 | * synthetic. */ | |
8f3fe844 | 1681 | static void |
b31bcf60 EJ |
1682 | iface_refresh_cfm_stats(struct iface *iface) |
1683 | { | |
93b8df38 | 1684 | const struct ovsrec_interface *cfg = iface->cfg; |
1c0333b6 | 1685 | int fault, opup, error; |
1de11730 EJ |
1686 | const uint64_t *rmps; |
1687 | size_t n_rmps; | |
3967a833 | 1688 | int health; |
b31bcf60 | 1689 | |
a5610457 EJ |
1690 | fault = ofproto_port_get_cfm_fault(iface->port->bridge->ofproto, |
1691 | iface->ofp_port); | |
8f3fe844 | 1692 | if (fault >= 0) { |
b9380396 | 1693 | const char *reasons[CFM_FAULT_N_REASONS]; |
a5610457 | 1694 | bool fault_bool = fault; |
b9380396 EJ |
1695 | size_t i, j; |
1696 | ||
1697 | j = 0; | |
1698 | for (i = 0; i < CFM_FAULT_N_REASONS; i++) { | |
1699 | int reason = 1 << i; | |
1700 | if (fault & reason) { | |
1701 | reasons[j++] = cfm_fault_reason_to_str(reason); | |
1702 | } | |
1703 | } | |
1704 | ||
a5610457 | 1705 | ovsrec_interface_set_cfm_fault(cfg, &fault_bool, 1); |
b9380396 | 1706 | ovsrec_interface_set_cfm_fault_status(cfg, (char **) reasons, j); |
0f0d2ae5 EJ |
1707 | } else { |
1708 | ovsrec_interface_set_cfm_fault(cfg, NULL, 0); | |
b9380396 | 1709 | ovsrec_interface_set_cfm_fault_status(cfg, NULL, 0); |
6586adf5 | 1710 | } |
1de11730 | 1711 | |
1c0333b6 EJ |
1712 | opup = ofproto_port_get_cfm_opup(iface->port->bridge->ofproto, |
1713 | iface->ofp_port); | |
1714 | if (opup >= 0) { | |
1715 | ovsrec_interface_set_cfm_remote_opstate(cfg, opup ? "up" : "down"); | |
1716 | } else { | |
1717 | ovsrec_interface_set_cfm_remote_opstate(cfg, NULL); | |
1718 | } | |
1719 | ||
1de11730 EJ |
1720 | error = ofproto_port_get_cfm_remote_mpids(iface->port->bridge->ofproto, |
1721 | iface->ofp_port, &rmps, &n_rmps); | |
1722 | if (error >= 0) { | |
1723 | ovsrec_interface_set_cfm_remote_mpids(cfg, (const int64_t *)rmps, | |
1724 | n_rmps); | |
1725 | } else { | |
1726 | ovsrec_interface_set_cfm_remote_mpids(cfg, NULL, 0); | |
1727 | } | |
3967a833 MM |
1728 | |
1729 | health = ofproto_port_get_cfm_health(iface->port->bridge->ofproto, | |
1730 | iface->ofp_port); | |
1731 | if (health >= 0) { | |
1732 | int64_t cfm_health = health; | |
1733 | ovsrec_interface_set_cfm_health(cfg, &cfm_health, 1); | |
1734 | } else { | |
1735 | ovsrec_interface_set_cfm_health(cfg, NULL, 0); | |
1736 | } | |
b31bcf60 EJ |
1737 | } |
1738 | ||
018f1525 BP |
1739 | static void |
1740 | iface_refresh_stats(struct iface *iface) | |
1741 | { | |
98dbe2dd BP |
1742 | #define IFACE_STATS \ |
1743 | IFACE_STAT(rx_packets, "rx_packets") \ | |
1744 | IFACE_STAT(tx_packets, "tx_packets") \ | |
1745 | IFACE_STAT(rx_bytes, "rx_bytes") \ | |
1746 | IFACE_STAT(tx_bytes, "tx_bytes") \ | |
1747 | IFACE_STAT(rx_dropped, "rx_dropped") \ | |
1748 | IFACE_STAT(tx_dropped, "tx_dropped") \ | |
1749 | IFACE_STAT(rx_errors, "rx_errors") \ | |
1750 | IFACE_STAT(tx_errors, "tx_errors") \ | |
1751 | IFACE_STAT(rx_frame_errors, "rx_frame_err") \ | |
1752 | IFACE_STAT(rx_over_errors, "rx_over_err") \ | |
1753 | IFACE_STAT(rx_crc_errors, "rx_crc_err") \ | |
1754 | IFACE_STAT(collisions, "collisions") | |
1755 | ||
1756 | #define IFACE_STAT(MEMBER, NAME) NAME, | |
1757 | static char *keys[] = { IFACE_STATS }; | |
1758 | #undef IFACE_STAT | |
1759 | int64_t values[ARRAY_SIZE(keys)]; | |
1760 | int i; | |
018f1525 BP |
1761 | |
1762 | struct netdev_stats stats; | |
1763 | ||
cfea354b BP |
1764 | if (iface_is_synthetic(iface)) { |
1765 | return; | |
1766 | } | |
1767 | ||
018f1525 BP |
1768 | /* Intentionally ignore return value, since errors will set 'stats' to |
1769 | * all-1s, and we will deal with that correctly below. */ | |
1770 | netdev_get_stats(iface->netdev, &stats); | |
1771 | ||
98dbe2dd BP |
1772 | /* Copy statistics into values[] array. */ |
1773 | i = 0; | |
1774 | #define IFACE_STAT(MEMBER, NAME) values[i++] = stats.MEMBER; | |
1775 | IFACE_STATS; | |
1776 | #undef IFACE_STAT | |
1777 | assert(i == ARRAY_SIZE(keys)); | |
018f1525 | 1778 | |
0acaddd0 EJ |
1779 | ovsrec_interface_set_statistics(iface->cfg, keys, values, |
1780 | ARRAY_SIZE(keys)); | |
98dbe2dd | 1781 | #undef IFACE_STATS |
018f1525 BP |
1782 | } |
1783 | ||
21f7563c JP |
1784 | static void |
1785 | br_refresh_stp_status(struct bridge *br) | |
1786 | { | |
a699f614 | 1787 | struct smap smap = SMAP_INITIALIZER(&smap); |
21f7563c JP |
1788 | struct ofproto *ofproto = br->ofproto; |
1789 | struct ofproto_stp_status status; | |
21f7563c JP |
1790 | |
1791 | if (ofproto_get_stp_status(ofproto, &status)) { | |
1792 | return; | |
1793 | } | |
1794 | ||
1795 | if (!status.enabled) { | |
a699f614 | 1796 | ovsrec_bridge_set_status(br->cfg, NULL); |
21f7563c JP |
1797 | return; |
1798 | } | |
1799 | ||
a699f614 EJ |
1800 | smap_add_format(&smap, "stp_bridge_id", STP_ID_FMT, |
1801 | STP_ID_ARGS(status.bridge_id)); | |
1802 | smap_add_format(&smap, "stp_designated_root", STP_ID_FMT, | |
1803 | STP_ID_ARGS(status.designated_root)); | |
1804 | smap_add_format(&smap, "stp_root_path_cost", "%d", status.root_path_cost); | |
21f7563c | 1805 | |
a699f614 EJ |
1806 | ovsrec_bridge_set_status(br->cfg, &smap); |
1807 | smap_destroy(&smap); | |
21f7563c JP |
1808 | } |
1809 | ||
1810 | static void | |
1811 | port_refresh_stp_status(struct port *port) | |
1812 | { | |
1813 | struct ofproto *ofproto = port->bridge->ofproto; | |
1814 | struct iface *iface; | |
1815 | struct ofproto_port_stp_status status; | |
a699f614 | 1816 | char *keys[3]; |
80740385 | 1817 | int64_t int_values[3]; |
a699f614 | 1818 | struct smap smap; |
21f7563c | 1819 | |
06b592bc EJ |
1820 | if (port_is_synthetic(port)) { |
1821 | return; | |
1822 | } | |
1823 | ||
21f7563c JP |
1824 | /* STP doesn't currently support bonds. */ |
1825 | if (!list_is_singleton(&port->ifaces)) { | |
a699f614 | 1826 | ovsrec_port_set_status(port->cfg, NULL); |
21f7563c JP |
1827 | return; |
1828 | } | |
1829 | ||
1830 | iface = CONTAINER_OF(list_front(&port->ifaces), struct iface, port_elem); | |
1831 | ||
1832 | if (ofproto_port_get_stp_status(ofproto, iface->ofp_port, &status)) { | |
1833 | return; | |
1834 | } | |
1835 | ||
1836 | if (!status.enabled) { | |
a699f614 | 1837 | ovsrec_port_set_status(port->cfg, NULL); |
80740385 | 1838 | ovsrec_port_set_statistics(port->cfg, NULL, NULL, 0); |
21f7563c JP |
1839 | return; |
1840 | } | |
1841 | ||
80740385 | 1842 | /* Set Status column. */ |
a699f614 EJ |
1843 | smap_init(&smap); |
1844 | smap_add_format(&smap, "stp_port_id", STP_PORT_ID_FMT, status.port_id); | |
1845 | smap_add(&smap, "stp_state", stp_state_name(status.state)); | |
1846 | smap_add_format(&smap, "stp_sec_in_state", "%u", status.sec_in_state); | |
1847 | smap_add(&smap, "stp_role", stp_role_name(status.role)); | |
1848 | ovsrec_port_set_status(port->cfg, &smap); | |
1849 | smap_destroy(&smap); | |
80740385 JP |
1850 | |
1851 | /* Set Statistics column. */ | |
1852 | keys[0] = "stp_tx_count"; | |
1853 | int_values[0] = status.tx_count; | |
1854 | keys[1] = "stp_rx_count"; | |
1855 | int_values[1] = status.rx_count; | |
1856 | keys[2] = "stp_error_count"; | |
1857 | int_values[2] = status.error_count; | |
1858 | ||
1859 | ovsrec_port_set_statistics(port->cfg, keys, int_values, | |
1860 | ARRAY_SIZE(int_values)); | |
21f7563c JP |
1861 | } |
1862 | ||
3fe80505 BP |
1863 | static bool |
1864 | enable_system_stats(const struct ovsrec_open_vswitch *cfg) | |
1865 | { | |
a699f614 | 1866 | return smap_get_bool(&cfg->other_config, "enable-statistics", false); |
3fe80505 BP |
1867 | } |
1868 | ||
ce887677 | 1869 | static void |
35a22d8c | 1870 | reconfigure_system_stats(const struct ovsrec_open_vswitch *cfg) |
ce887677 | 1871 | { |
35a22d8c | 1872 | bool enable = enable_system_stats(cfg); |
ce887677 | 1873 | |
35a22d8c BP |
1874 | system_stats_enable(enable); |
1875 | if (!enable) { | |
1876 | ovsrec_open_vswitch_set_statistics(cfg, NULL); | |
3fe80505 | 1877 | } |
35a22d8c BP |
1878 | } |
1879 | ||
1880 | static void | |
1881 | run_system_stats(void) | |
1882 | { | |
1883 | const struct ovsrec_open_vswitch *cfg = ovsrec_open_vswitch_first(idl); | |
1884 | struct smap *stats; | |
1885 | ||
1886 | stats = system_stats_run(); | |
1887 | if (stats && cfg) { | |
1888 | struct ovsdb_idl_txn *txn; | |
1889 | struct ovsdb_datum datum; | |
1890 | ||
1891 | txn = ovsdb_idl_txn_create(idl); | |
1892 | ovsdb_datum_from_smap(&datum, stats); | |
1893 | ovsdb_idl_txn_write(&cfg->header_, &ovsrec_open_vswitch_col_statistics, | |
1894 | &datum); | |
1895 | ovsdb_idl_txn_commit(txn); | |
1896 | ovsdb_idl_txn_destroy(txn); | |
ce887677 | 1897 | |
35a22d8c BP |
1898 | free(stats); |
1899 | } | |
ce887677 BP |
1900 | } |
1901 | ||
bffc0589 AE |
1902 | static inline const char * |
1903 | nx_role_to_str(enum nx_role role) | |
1904 | { | |
1905 | switch (role) { | |
1906 | case NX_ROLE_OTHER: | |
1907 | return "other"; | |
1908 | case NX_ROLE_MASTER: | |
1909 | return "master"; | |
1910 | case NX_ROLE_SLAVE: | |
1911 | return "slave"; | |
1912 | default: | |
1913 | return "*** INVALID ROLE ***"; | |
1914 | } | |
1915 | } | |
1916 | ||
1917 | static void | |
5d279086 | 1918 | refresh_controller_status(void) |
bffc0589 | 1919 | { |
5d279086 | 1920 | struct bridge *br; |
bffc0589 AE |
1921 | struct shash info; |
1922 | const struct ovsrec_controller *cfg; | |
1923 | ||
5d279086 AE |
1924 | shash_init(&info); |
1925 | ||
1926 | /* Accumulate status for controllers on all bridges. */ | |
1927 | HMAP_FOR_EACH (br, node, &all_bridges) { | |
1928 | ofproto_get_ofproto_controller_info(br->ofproto, &info); | |
1929 | } | |
bffc0589 | 1930 | |
5d279086 | 1931 | /* Update each controller in the database with current status. */ |
bffc0589 | 1932 | OVSREC_CONTROLLER_FOR_EACH(cfg, idl) { |
eb9b8307 AE |
1933 | struct ofproto_controller_info *cinfo = |
1934 | shash_find_data(&info, cfg->target); | |
1935 | ||
1936 | if (cinfo) { | |
a699f614 EJ |
1937 | struct smap smap = SMAP_INITIALIZER(&smap); |
1938 | const char **values = cinfo->pairs.values; | |
1939 | const char **keys = cinfo->pairs.keys; | |
1940 | size_t i; | |
1941 | ||
1942 | for (i = 0; i < cinfo->pairs.n; i++) { | |
1943 | smap_add(&smap, keys[i], values[i]); | |
1944 | } | |
1945 | ||
eb9b8307 AE |
1946 | ovsrec_controller_set_is_connected(cfg, cinfo->is_connected); |
1947 | ovsrec_controller_set_role(cfg, nx_role_to_str(cinfo->role)); | |
a699f614 EJ |
1948 | ovsrec_controller_set_status(cfg, &smap); |
1949 | smap_destroy(&smap); | |
eb9b8307 AE |
1950 | } else { |
1951 | ovsrec_controller_set_is_connected(cfg, false); | |
1952 | ovsrec_controller_set_role(cfg, NULL); | |
a699f614 | 1953 | ovsrec_controller_set_status(cfg, NULL); |
eb9b8307 | 1954 | } |
bffc0589 AE |
1955 | } |
1956 | ||
1957 | ofproto_free_ofproto_controller_info(&info); | |
1958 | } | |
1959 | ||
8f3fe844 | 1960 | static void |
353079d0 | 1961 | refresh_instant_stats(void) |
8f3fe844 EJ |
1962 | { |
1963 | static struct ovsdb_idl_txn *txn = NULL; | |
1964 | ||
1965 | if (!txn) { | |
1966 | struct bridge *br; | |
1967 | ||
1968 | txn = ovsdb_idl_txn_create(idl); | |
1969 | ||
1970 | HMAP_FOR_EACH (br, node, &all_bridges) { | |
1971 | struct iface *iface; | |
353079d0 EJ |
1972 | struct port *port; |
1973 | ||
1974 | br_refresh_stp_status(br); | |
1975 | ||
1976 | HMAP_FOR_EACH (port, hmap_node, &br->ports) { | |
1977 | port_refresh_stp_status(port); | |
1978 | } | |
8f3fe844 EJ |
1979 | |
1980 | HMAP_FOR_EACH (iface, name_node, &br->iface_by_name) { | |
353079d0 EJ |
1981 | enum netdev_flags flags; |
1982 | const char *link_state; | |
1983 | int64_t link_resets; | |
1984 | int current, error; | |
1985 | ||
1986 | if (iface_is_synthetic(iface)) { | |
1987 | continue; | |
1988 | } | |
1989 | ||
1990 | current = ofproto_port_is_lacp_current(br->ofproto, | |
1991 | iface->ofp_port); | |
1992 | if (current >= 0) { | |
1993 | bool bl = current; | |
1994 | ovsrec_interface_set_lacp_current(iface->cfg, &bl, 1); | |
1995 | } else { | |
1996 | ovsrec_interface_set_lacp_current(iface->cfg, NULL, 0); | |
1997 | } | |
1998 | ||
1999 | error = netdev_get_flags(iface->netdev, &flags); | |
2000 | if (!error) { | |
2001 | const char *state = flags & NETDEV_UP ? "up" : "down"; | |
2002 | ovsrec_interface_set_admin_state(iface->cfg, state); | |
2003 | } else { | |
2004 | ovsrec_interface_set_admin_state(iface->cfg, NULL); | |
2005 | } | |
2006 | ||
2007 | link_state = netdev_get_carrier(iface->netdev) ? "up" : "down"; | |
2008 | ovsrec_interface_set_link_state(iface->cfg, link_state); | |
2009 | ||
2010 | link_resets = netdev_get_carrier_resets(iface->netdev); | |
2011 | ovsrec_interface_set_link_resets(iface->cfg, &link_resets, 1); | |
2012 | ||
8f3fe844 EJ |
2013 | iface_refresh_cfm_stats(iface); |
2014 | } | |
2015 | } | |
2016 | } | |
2017 | ||
2018 | if (ovsdb_idl_txn_commit(txn) != TXN_INCOMPLETE) { | |
2019 | ovsdb_idl_txn_destroy(txn); | |
2020 | txn = NULL; | |
2021 | } | |
2022 | } | |
2023 | ||
5fcc0d00 BP |
2024 | /* Performs periodic activity required by bridges that needs to be done with |
2025 | * the least possible latency. | |
2026 | * | |
2027 | * It makes sense to call this function a couple of times per poll loop, to | |
2028 | * provide a significant performance boost on some benchmarks with ofprotos | |
2029 | * that use the ofproto-dpif implementation. */ | |
2030 | void | |
2031 | bridge_run_fast(void) | |
2032 | { | |
2033 | struct bridge *br; | |
2034 | ||
2035 | HMAP_FOR_EACH (br, node, &all_bridges) { | |
2036 | ofproto_run_fast(br->ofproto); | |
2037 | } | |
2038 | } | |
2039 | ||
c5187f17 | 2040 | void |
064af421 BP |
2041 | bridge_run(void) |
2042 | { | |
bae7208e | 2043 | static const struct ovsrec_open_vswitch null_cfg; |
d54ff998 | 2044 | const struct ovsrec_open_vswitch *cfg; |
bae7208e | 2045 | struct ovsdb_idl_txn *reconf_txn = NULL; |
d54ff998 | 2046 | |
52a90c29 | 2047 | bool vlan_splinters_changed; |
c5187f17 | 2048 | struct bridge *br; |
064af421 | 2049 | |
edce886c EJ |
2050 | ovsrec_open_vswitch_init((struct ovsrec_open_vswitch *) &null_cfg); |
2051 | ||
06b6d651 | 2052 | /* (Re)configure if necessary. */ |
bae7208e EJ |
2053 | if (!reconfiguring) { |
2054 | ovsdb_idl_run(idl); | |
06b6d651 | 2055 | |
bae7208e EJ |
2056 | if (ovsdb_idl_is_lock_contended(idl)) { |
2057 | static struct vlog_rate_limit rl = VLOG_RATE_LIMIT_INIT(1, 1); | |
2058 | struct bridge *br, *next_br; | |
06b6d651 | 2059 | |
bae7208e EJ |
2060 | VLOG_ERR_RL(&rl, "another ovs-vswitchd process is running, " |
2061 | "disabling this process until it goes away"); | |
2062 | ||
2063 | HMAP_FOR_EACH_SAFE (br, next_br, node, &all_bridges) { | |
2064 | bridge_destroy(br); | |
2065 | } | |
2066 | return; | |
2067 | } else if (!ovsdb_idl_has_lock(idl)) { | |
2068 | return; | |
06b6d651 | 2069 | } |
06b6d651 BP |
2070 | } |
2071 | cfg = ovsrec_open_vswitch_first(idl); | |
2072 | ||
c5187f17 | 2073 | /* Let each bridge do the work that it needs to do. */ |
764072fd | 2074 | HMAP_FOR_EACH (br, node, &all_bridges) { |
5fcc0d00 | 2075 | ofproto_run(br->ofproto); |
c5187f17 BP |
2076 | } |
2077 | ||
d6da96ce BP |
2078 | /* Re-configure SSL. We do this on every trip through the main loop, |
2079 | * instead of just when the database changes, because the contents of the | |
2080 | * key and certificate files can change without the database changing. | |
2081 | * | |
2082 | * We do this before bridge_reconfigure() because that function might | |
2083 | * initiate SSL connections and thus requires SSL to be configured. */ | |
2084 | if (cfg && cfg->ssl) { | |
2085 | const struct ovsrec_ssl *ssl = cfg->ssl; | |
2086 | ||
2087 | stream_ssl_set_key_and_cert(ssl->private_key, ssl->certificate); | |
2088 | stream_ssl_set_ca_cert_file(ssl->ca_cert, ssl->bootstrap_ca_cert); | |
2089 | } | |
bf8f2167 | 2090 | |
bae7208e EJ |
2091 | if (!reconfiguring) { |
2092 | /* If VLAN splinters are in use, then we need to reconfigure if VLAN | |
2093 | * usage has changed. */ | |
2094 | vlan_splinters_changed = false; | |
2095 | if (vlan_splinters_enabled_anywhere) { | |
2096 | HMAP_FOR_EACH (br, node, &all_bridges) { | |
2097 | if (ofproto_has_vlan_usage_changed(br->ofproto)) { | |
2098 | vlan_splinters_changed = true; | |
2099 | break; | |
2100 | } | |
2101 | } | |
2102 | } | |
2103 | ||
2104 | if (ovsdb_idl_get_seqno(idl) != idl_seqno || vlan_splinters_changed) { | |
2105 | idl_seqno = ovsdb_idl_get_seqno(idl); | |
2106 | if (cfg) { | |
2107 | reconf_txn = ovsdb_idl_txn_create(idl); | |
2108 | bridge_reconfigure(cfg); | |
2109 | } else { | |
2110 | /* We still need to reconfigure to avoid dangling pointers to | |
2111 | * now-destroyed ovsrec structures inside bridge data. */ | |
2112 | bridge_reconfigure(&null_cfg); | |
52a90c29 BP |
2113 | } |
2114 | } | |
2115 | } | |
2116 | ||
bae7208e | 2117 | if (reconfiguring) { |
c5187f17 | 2118 | if (cfg) { |
bae7208e EJ |
2119 | if (!reconf_txn) { |
2120 | reconf_txn = ovsdb_idl_txn_create(idl); | |
2121 | } | |
2122 | if (bridge_reconfigure_continue(cfg)) { | |
2123 | ovsrec_open_vswitch_set_cur_cfg(cfg, cfg->next_cfg); | |
2124 | } | |
1e0b752d | 2125 | } else { |
bae7208e | 2126 | bridge_reconfigure_continue(&null_cfg); |
064af421 BP |
2127 | } |
2128 | } | |
018f1525 | 2129 | |
bae7208e EJ |
2130 | if (reconf_txn) { |
2131 | ovsdb_idl_txn_commit(reconf_txn); | |
2132 | ovsdb_idl_txn_destroy(reconf_txn); | |
2133 | reconf_txn = NULL; | |
2134 | } | |
2135 | ||
35a22d8c BP |
2136 | /* Refresh interface and mirror stats if necessary. */ |
2137 | if (time_msec() >= iface_stats_timer) { | |
ce887677 BP |
2138 | if (cfg) { |
2139 | struct ovsdb_idl_txn *txn; | |
018f1525 | 2140 | |
ce887677 | 2141 | txn = ovsdb_idl_txn_create(idl); |
764072fd | 2142 | HMAP_FOR_EACH (br, node, &all_bridges) { |
8052fb14 | 2143 | struct port *port; |
9d24de3b | 2144 | struct mirror *m; |
018f1525 | 2145 | |
8052fb14 | 2146 | HMAP_FOR_EACH (port, hmap_node, &br->ports) { |
83db7968 | 2147 | struct iface *iface; |
018f1525 | 2148 | |
83db7968 | 2149 | LIST_FOR_EACH (iface, port_elem, &port->ifaces) { |
ce887677 | 2150 | iface_refresh_stats(iface); |
ea763e0e | 2151 | iface_refresh_status(iface); |
ce887677 | 2152 | } |
018f1525 | 2153 | } |
9d24de3b JP |
2154 | |
2155 | HMAP_FOR_EACH (m, hmap_node, &br->mirrors) { | |
2156 | mirror_refresh_stats(m); | |
2157 | } | |
2158 | ||
018f1525 | 2159 | } |
5d279086 | 2160 | refresh_controller_status(); |
ce887677 BP |
2161 | ovsdb_idl_txn_commit(txn); |
2162 | ovsdb_idl_txn_destroy(txn); /* XXX */ | |
018f1525 | 2163 | } |
018f1525 | 2164 | |
35a22d8c | 2165 | iface_stats_timer = time_msec() + IFACE_STATS_INTERVAL; |
018f1525 | 2166 | } |
6586adf5 | 2167 | |
35a22d8c | 2168 | run_system_stats(); |
353079d0 | 2169 | refresh_instant_stats(); |
064af421 BP |
2170 | } |
2171 | ||
2172 | void | |
2173 | bridge_wait(void) | |
2174 | { | |
c5187f17 | 2175 | ovsdb_idl_wait(idl); |
c7e7bb21 | 2176 | |
bae7208e | 2177 | if (reconfiguring) { |
c7e7bb21 EJ |
2178 | poll_immediate_wake(); |
2179 | } | |
2180 | ||
06b6d651 BP |
2181 | if (!hmap_is_empty(&all_bridges)) { |
2182 | struct bridge *br; | |
6586adf5 | 2183 | |
06b6d651 BP |
2184 | HMAP_FOR_EACH (br, node, &all_bridges) { |
2185 | ofproto_wait(br->ofproto); | |
2186 | } | |
35a22d8c | 2187 | poll_timer_wait_until(iface_stats_timer); |
6586adf5 | 2188 | } |
35a22d8c BP |
2189 | |
2190 | system_stats_wait(); | |
064af421 | 2191 | } |
0d085684 BP |
2192 | |
2193 | /* Adds some memory usage statistics for bridges into 'usage', for use with | |
2194 | * memory_report(). */ | |
2195 | void | |
2196 | bridge_get_memory_usage(struct simap *usage) | |
2197 | { | |
2198 | struct bridge *br; | |
2199 | ||
2200 | HMAP_FOR_EACH (br, node, &all_bridges) { | |
2201 | ofproto_get_memory_usage(br->ofproto, usage); | |
2202 | } | |
2203 | } | |
8c4c1387 | 2204 | \f |
e8fe3026 EJ |
2205 | /* QoS unixctl user interface functions. */ |
2206 | ||
2207 | struct qos_unixctl_show_cbdata { | |
2208 | struct ds *ds; | |
2209 | struct iface *iface; | |
2210 | }; | |
2211 | ||
2212 | static void | |
2213 | qos_unixctl_show_cb(unsigned int queue_id, | |
79f1cbe9 | 2214 | const struct smap *details, |
e8fe3026 EJ |
2215 | void *aux) |
2216 | { | |
2217 | struct qos_unixctl_show_cbdata *data = aux; | |
2218 | struct ds *ds = data->ds; | |
2219 | struct iface *iface = data->iface; | |
2220 | struct netdev_queue_stats stats; | |
79f1cbe9 | 2221 | struct smap_node *node; |
e8fe3026 EJ |
2222 | int error; |
2223 | ||
2224 | ds_put_cstr(ds, "\n"); | |
2225 | if (queue_id) { | |
2226 | ds_put_format(ds, "Queue %u:\n", queue_id); | |
2227 | } else { | |
2228 | ds_put_cstr(ds, "Default:\n"); | |
2229 | } | |
2230 | ||
79f1cbe9 EJ |
2231 | SMAP_FOR_EACH (node, details) { |
2232 | ds_put_format(ds, "\t%s: %s\n", node->key, node->value); | |
e8fe3026 EJ |
2233 | } |
2234 | ||
2235 | error = netdev_get_queue_stats(iface->netdev, queue_id, &stats); | |
2236 | if (!error) { | |
2237 | if (stats.tx_packets != UINT64_MAX) { | |
2238 | ds_put_format(ds, "\ttx_packets: %"PRIu64"\n", stats.tx_packets); | |
2239 | } | |
2240 | ||
2241 | if (stats.tx_bytes != UINT64_MAX) { | |
2242 | ds_put_format(ds, "\ttx_bytes: %"PRIu64"\n", stats.tx_bytes); | |
2243 | } | |
2244 | ||
2245 | if (stats.tx_errors != UINT64_MAX) { | |
2246 | ds_put_format(ds, "\ttx_errors: %"PRIu64"\n", stats.tx_errors); | |
2247 | } | |
2248 | } else { | |
2249 | ds_put_format(ds, "\tFailed to get statistics for queue %u: %s", | |
2250 | queue_id, strerror(error)); | |
2251 | } | |
2252 | } | |
2253 | ||
2254 | static void | |
0e15264f BP |
2255 | qos_unixctl_show(struct unixctl_conn *conn, int argc OVS_UNUSED, |
2256 | const char *argv[], void *aux OVS_UNUSED) | |
e8fe3026 EJ |
2257 | { |
2258 | struct ds ds = DS_EMPTY_INITIALIZER; | |
79f1cbe9 | 2259 | struct smap smap = SMAP_INITIALIZER(&smap); |
e8fe3026 EJ |
2260 | struct iface *iface; |
2261 | const char *type; | |
79f1cbe9 | 2262 | struct smap_node *node; |
e8fe3026 EJ |
2263 | struct qos_unixctl_show_cbdata data; |
2264 | int error; | |
2265 | ||
0e15264f | 2266 | iface = iface_find(argv[1]); |
e8fe3026 | 2267 | if (!iface) { |
bde9f75d | 2268 | unixctl_command_reply_error(conn, "no such interface"); |
e8fe3026 EJ |
2269 | return; |
2270 | } | |
2271 | ||
79f1cbe9 | 2272 | netdev_get_qos(iface->netdev, &type, &smap); |
e8fe3026 EJ |
2273 | |
2274 | if (*type != '\0') { | |
2275 | ds_put_format(&ds, "QoS: %s %s\n", iface->name, type); | |
2276 | ||
79f1cbe9 EJ |
2277 | SMAP_FOR_EACH (node, &smap) { |
2278 | ds_put_format(&ds, "%s: %s\n", node->key, node->value); | |
e8fe3026 EJ |
2279 | } |
2280 | ||
2281 | data.ds = &ds; | |
2282 | data.iface = iface; | |
2283 | error = netdev_dump_queues(iface->netdev, qos_unixctl_show_cb, &data); | |
2284 | ||
2285 | if (error) { | |
2286 | ds_put_format(&ds, "failed to dump queues: %s", strerror(error)); | |
2287 | } | |
bde9f75d | 2288 | unixctl_command_reply(conn, ds_cstr(&ds)); |
e8fe3026 EJ |
2289 | } else { |
2290 | ds_put_format(&ds, "QoS not configured on %s\n", iface->name); | |
bde9f75d | 2291 | unixctl_command_reply_error(conn, ds_cstr(&ds)); |
e8fe3026 EJ |
2292 | } |
2293 | ||
79f1cbe9 | 2294 | smap_destroy(&smap); |
e8fe3026 EJ |
2295 | ds_destroy(&ds); |
2296 | } | |
2297 | \f | |
064af421 | 2298 | /* Bridge reconfiguration functions. */ |
66da9bef | 2299 | static void |
1a6f1e2a | 2300 | bridge_create(const struct ovsrec_bridge *br_cfg) |
064af421 BP |
2301 | { |
2302 | struct bridge *br; | |
064af421 | 2303 | |
1a6f1e2a | 2304 | assert(!bridge_lookup(br_cfg->name)); |
ec6fde61 | 2305 | br = xzalloc(sizeof *br); |
064af421 | 2306 | |
1a6f1e2a | 2307 | br->name = xstrdup(br_cfg->name); |
f79e673f | 2308 | br->type = xstrdup(ofproto_normalize_type(br_cfg->datapath_type)); |
1a6f1e2a | 2309 | br->cfg = br_cfg; |
e3f55cb8 BP |
2310 | |
2311 | /* Derive the default Ethernet address from the bridge's UUID. This should | |
2312 | * be unique and it will be stable between ovs-vswitchd runs. */ | |
2313 | memcpy(br->default_ea, &br_cfg->header_.uuid, ETH_ADDR_LEN); | |
2314 | eth_addr_mark_random(br->default_ea); | |
064af421 | 2315 | |
8052fb14 | 2316 | hmap_init(&br->ports); |
d9a8717a | 2317 | hmap_init(&br->ifaces); |
ebea37cc | 2318 | hmap_init(&br->iface_by_name); |
fa066f01 | 2319 | hmap_init(&br->mirrors); |
4a1ee6ae | 2320 | |
bae7208e EJ |
2321 | hmap_init(&br->if_cfg_todo); |
2322 | list_init(&br->ofpp_garbage); | |
2323 | ||
764072fd | 2324 | hmap_insert(&all_bridges, &br->node, hash_string(br->name, 0)); |
064af421 BP |
2325 | } |
2326 | ||
2327 | static void | |
2328 | bridge_destroy(struct bridge *br) | |
2329 | { | |
2330 | if (br) { | |
fa066f01 BP |
2331 | struct mirror *mirror, *next_mirror; |
2332 | struct port *port, *next_port; | |
bae7208e EJ |
2333 | struct if_cfg *if_cfg, *next_if_cfg; |
2334 | struct ofpp_garbage *garbage, *next_garbage; | |
064af421 | 2335 | |
fa066f01 | 2336 | HMAP_FOR_EACH_SAFE (port, next_port, hmap_node, &br->ports) { |
8052fb14 | 2337 | port_destroy(port); |
064af421 | 2338 | } |
fa066f01 BP |
2339 | HMAP_FOR_EACH_SAFE (mirror, next_mirror, hmap_node, &br->mirrors) { |
2340 | mirror_destroy(mirror); | |
f76e2dfc | 2341 | } |
bae7208e EJ |
2342 | HMAP_FOR_EACH_SAFE (if_cfg, next_if_cfg, hmap_node, &br->if_cfg_todo) { |
2343 | hmap_remove(&br->if_cfg_todo, &if_cfg->hmap_node); | |
2344 | free(if_cfg); | |
2345 | } | |
2346 | LIST_FOR_EACH_SAFE (garbage, next_garbage, list_node, | |
2347 | &br->ofpp_garbage) { | |
2348 | list_remove(&garbage->list_node); | |
2349 | free(garbage); | |
2350 | } | |
2351 | ||
764072fd | 2352 | hmap_remove(&all_bridges, &br->node); |
6d6ab93e | 2353 | ofproto_destroy(br->ofproto); |
d9a8717a | 2354 | hmap_destroy(&br->ifaces); |
8052fb14 | 2355 | hmap_destroy(&br->ports); |
ebea37cc | 2356 | hmap_destroy(&br->iface_by_name); |
fa066f01 | 2357 | hmap_destroy(&br->mirrors); |
bae7208e | 2358 | hmap_destroy(&br->if_cfg_todo); |
064af421 | 2359 | free(br->name); |
66da9bef | 2360 | free(br->type); |
064af421 BP |
2361 | free(br); |
2362 | } | |
2363 | } | |
2364 | ||
2365 | static struct bridge * | |
2366 | bridge_lookup(const char *name) | |
2367 | { | |
2368 | struct bridge *br; | |
2369 | ||
764072fd | 2370 | HMAP_FOR_EACH_WITH_HASH (br, node, hash_string(name, 0), &all_bridges) { |
064af421 BP |
2371 | if (!strcmp(br->name, name)) { |
2372 | return br; | |
2373 | } | |
2374 | } | |
2375 | return NULL; | |
2376 | } | |
2377 | ||
4f2cad2c JP |
2378 | /* Handle requests for a listing of all flows known by the OpenFlow |
2379 | * stack, including those normally hidden. */ | |
2380 | static void | |
0e15264f BP |
2381 | bridge_unixctl_dump_flows(struct unixctl_conn *conn, int argc OVS_UNUSED, |
2382 | const char *argv[], void *aux OVS_UNUSED) | |
4f2cad2c JP |
2383 | { |
2384 | struct bridge *br; | |
2385 | struct ds results; | |
d295e8e9 | 2386 | |
0e15264f | 2387 | br = bridge_lookup(argv[1]); |
4f2cad2c | 2388 | if (!br) { |
bde9f75d | 2389 | unixctl_command_reply_error(conn, "Unknown bridge"); |
4f2cad2c JP |
2390 | return; |
2391 | } | |
2392 | ||
2393 | ds_init(&results); | |
2394 | ofproto_get_all_flows(br->ofproto, &results); | |
2395 | ||
bde9f75d | 2396 | unixctl_command_reply(conn, ds_cstr(&results)); |
4f2cad2c JP |
2397 | ds_destroy(&results); |
2398 | } | |
2399 | ||
fa05809b BP |
2400 | /* "bridge/reconnect [BRIDGE]": makes BRIDGE drop all of its controller |
2401 | * connections and reconnect. If BRIDGE is not specified, then all bridges | |
2402 | * drop their controller connections and reconnect. */ | |
2403 | static void | |
0e15264f BP |
2404 | bridge_unixctl_reconnect(struct unixctl_conn *conn, int argc, |
2405 | const char *argv[], void *aux OVS_UNUSED) | |
fa05809b BP |
2406 | { |
2407 | struct bridge *br; | |
0e15264f BP |
2408 | if (argc > 1) { |
2409 | br = bridge_lookup(argv[1]); | |
fa05809b | 2410 | if (!br) { |
bde9f75d | 2411 | unixctl_command_reply_error(conn, "Unknown bridge"); |
fa05809b BP |
2412 | return; |
2413 | } | |
2414 | ofproto_reconnect_controllers(br->ofproto); | |
2415 | } else { | |
764072fd | 2416 | HMAP_FOR_EACH (br, node, &all_bridges) { |
fa05809b BP |
2417 | ofproto_reconnect_controllers(br->ofproto); |
2418 | } | |
2419 | } | |
bde9f75d | 2420 | unixctl_command_reply(conn, NULL); |
fa05809b BP |
2421 | } |
2422 | ||
76ce9432 | 2423 | static size_t |
1a048029 | 2424 | bridge_get_controllers(const struct bridge *br, |
76ce9432 | 2425 | struct ovsrec_controller ***controllersp) |
064af421 | 2426 | { |
76ce9432 BP |
2427 | struct ovsrec_controller **controllers; |
2428 | size_t n_controllers; | |
064af421 | 2429 | |
1a048029 JP |
2430 | controllers = br->cfg->controller; |
2431 | n_controllers = br->cfg->n_controller; | |
76343538 | 2432 | |
76ce9432 BP |
2433 | if (n_controllers == 1 && !strcmp(controllers[0]->target, "none")) { |
2434 | controllers = NULL; | |
2435 | n_controllers = 0; | |
064af421 | 2436 | } |
76343538 | 2437 | |
76ce9432 BP |
2438 | if (controllersp) { |
2439 | *controllersp = controllers; | |
2440 | } | |
2441 | return n_controllers; | |
064af421 BP |
2442 | } |
2443 | ||
bae7208e EJ |
2444 | static void |
2445 | bridge_queue_if_cfg(struct bridge *br, | |
2446 | const struct ovsrec_interface *cfg, | |
2447 | const struct ovsrec_port *parent) | |
2448 | { | |
2449 | struct if_cfg *if_cfg = xmalloc(sizeof *if_cfg); | |
2450 | ||
2451 | if_cfg->cfg = cfg; | |
2452 | if_cfg->parent = parent; | |
2453 | hmap_insert(&br->if_cfg_todo, &if_cfg->hmap_node, | |
2454 | hash_string(if_cfg->cfg->name, 0)); | |
2455 | } | |
2456 | ||
2457 | /* Deletes "struct port"s and "struct iface"s under 'br' which aren't | |
2458 | * consistent with 'br->cfg'. Updates 'br->if_cfg_queue' with interfaces which | |
2459 | * 'br' needs to complete its configuration. */ | |
064af421 | 2460 | static void |
52a90c29 BP |
2461 | bridge_add_del_ports(struct bridge *br, |
2462 | const unsigned long int *splinter_vlans) | |
064af421 | 2463 | { |
bae7208e | 2464 | struct shash_node *port_node; |
8052fb14 | 2465 | struct port *port, *next; |
8052fb14 | 2466 | struct shash new_ports; |
6ae39834 | 2467 | size_t i; |
064af421 | 2468 | |
bae7208e EJ |
2469 | assert(hmap_is_empty(&br->if_cfg_todo)); |
2470 | ||
064af421 | 2471 | /* Collect new ports. */ |
76343538 BP |
2472 | shash_init(&new_ports); |
2473 | for (i = 0; i < br->cfg->n_ports; i++) { | |
2474 | const char *name = br->cfg->ports[i]->name; | |
2475 | if (!shash_add_once(&new_ports, name, br->cfg->ports[i])) { | |
2476 | VLOG_WARN("bridge %s: %s specified twice as bridge port", | |
2477 | br->name, name); | |
2478 | } | |
2479 | } | |
b5827b24 BP |
2480 | if (bridge_get_controllers(br, NULL) |
2481 | && !shash_find(&new_ports, br->name)) { | |
cfea354b BP |
2482 | VLOG_WARN("bridge %s: no port named %s, synthesizing one", |
2483 | br->name, br->name); | |
72865317 | 2484 | |
a699f614 EJ |
2485 | ovsrec_interface_init(&br->synth_local_iface); |
2486 | ovsrec_port_init(&br->synth_local_port); | |
2487 | ||
cfea354b BP |
2488 | br->synth_local_port.interfaces = &br->synth_local_ifacep; |
2489 | br->synth_local_port.n_interfaces = 1; | |
2490 | br->synth_local_port.name = br->name; | |
2491 | ||
2492 | br->synth_local_iface.name = br->name; | |
66da9bef | 2493 | br->synth_local_iface.type = "internal"; |
cfea354b BP |
2494 | |
2495 | br->synth_local_ifacep = &br->synth_local_iface; | |
2496 | ||
2497 | shash_add(&new_ports, br->name, &br->synth_local_port); | |
064af421 | 2498 | } |
064af421 | 2499 | |
52a90c29 BP |
2500 | if (splinter_vlans) { |
2501 | add_vlan_splinter_ports(br, splinter_vlans, &new_ports); | |
2502 | } | |
2503 | ||
4a1ee6ae | 2504 | /* Get rid of deleted ports. |
a70e4b2a | 2505 | * Get rid of deleted interfaces on ports that still exist. */ |
8052fb14 | 2506 | HMAP_FOR_EACH_SAFE (port, next, hmap_node, &br->ports) { |
66da9bef BP |
2507 | port->cfg = shash_find_data(&new_ports, port->name); |
2508 | if (!port->cfg) { | |
4a1ee6ae BP |
2509 | port_destroy(port); |
2510 | } else { | |
66da9bef | 2511 | port_del_ifaces(port); |
064af421 BP |
2512 | } |
2513 | } | |
4a1ee6ae | 2514 | |
b54441b3 BP |
2515 | /* Update iface->cfg and iface->type in interfaces that still exist. |
2516 | * Add new interfaces to creation queue. */ | |
bae7208e EJ |
2517 | SHASH_FOR_EACH (port_node, &new_ports) { |
2518 | const struct ovsrec_port *port = port_node->data; | |
2519 | size_t i; | |
2520 | ||
2521 | for (i = 0; i < port->n_interfaces; i++) { | |
2522 | const struct ovsrec_interface *cfg = port->interfaces[i]; | |
2523 | struct iface *iface = iface_lookup(br, cfg->name); | |
046f1f89 | 2524 | const char *type = iface_get_type(cfg, br->cfg); |
bae7208e EJ |
2525 | |
2526 | if (iface) { | |
2527 | iface->cfg = cfg; | |
046f1f89 | 2528 | iface->type = type; |
0faed346 EJ |
2529 | } else if (!strcmp(type, "null")) { |
2530 | VLOG_WARN_ONCE("%s: The null interface type is deprecated and" | |
2531 | " may be removed in February 2013. Please email" | |
2532 | " dev@openvswitch.org with concerns.", | |
2533 | cfg->name); | |
2534 | } else { | |
bae7208e EJ |
2535 | bridge_queue_if_cfg(br, cfg, port); |
2536 | } | |
ceb4559f | 2537 | } |
064af421 | 2538 | } |
bae7208e | 2539 | |
76343538 | 2540 | shash_destroy(&new_ports); |
064af421 BP |
2541 | } |
2542 | ||
7d674866 BP |
2543 | /* Initializes 'oc' appropriately as a management service controller for |
2544 | * 'br'. | |
2545 | * | |
2546 | * The caller must free oc->target when it is no longer needed. */ | |
2547 | static void | |
2548 | bridge_ofproto_controller_for_mgmt(const struct bridge *br, | |
2549 | struct ofproto_controller *oc) | |
2550 | { | |
b43c6fe2 | 2551 | oc->target = xasprintf("punix:%s/%s.mgmt", ovs_rundir(), br->name); |
7d674866 BP |
2552 | oc->max_backoff = 0; |
2553 | oc->probe_interval = 60; | |
2554 | oc->band = OFPROTO_OUT_OF_BAND; | |
7d674866 BP |
2555 | oc->rate_limit = 0; |
2556 | oc->burst_limit = 0; | |
9886b662 | 2557 | oc->enable_async_msgs = true; |
7d674866 BP |
2558 | } |
2559 | ||
2560 | /* Converts ovsrec_controller 'c' into an ofproto_controller in 'oc'. */ | |
2561 | static void | |
2562 | bridge_ofproto_controller_from_ovsrec(const struct ovsrec_controller *c, | |
2563 | struct ofproto_controller *oc) | |
2564 | { | |
a699f614 | 2565 | int dscp; |
f125905c | 2566 | |
7d674866 BP |
2567 | oc->target = c->target; |
2568 | oc->max_backoff = c->max_backoff ? *c->max_backoff / 1000 : 8; | |
2569 | oc->probe_interval = c->inactivity_probe ? *c->inactivity_probe / 1000 : 5; | |
2570 | oc->band = (!c->connection_mode || !strcmp(c->connection_mode, "in-band") | |
2571 | ? OFPROTO_IN_BAND : OFPROTO_OUT_OF_BAND); | |
7d674866 BP |
2572 | oc->rate_limit = c->controller_rate_limit ? *c->controller_rate_limit : 0; |
2573 | oc->burst_limit = (c->controller_burst_limit | |
2574 | ? *c->controller_burst_limit : 0); | |
9886b662 BP |
2575 | oc->enable_async_msgs = (!c->enable_async_messages |
2576 | || *c->enable_async_messages); | |
a699f614 EJ |
2577 | dscp = smap_get_int(&c->other_config, "dscp", DSCP_DEFAULT); |
2578 | if (dscp < 0 || dscp > 63) { | |
2579 | dscp = DSCP_DEFAULT; | |
f125905c | 2580 | } |
a699f614 | 2581 | oc->dscp = dscp; |
7d674866 BP |
2582 | } |
2583 | ||
2584 | /* Configures the IP stack for 'br''s local interface properly according to the | |
2585 | * configuration in 'c'. */ | |
2586 | static void | |
2587 | bridge_configure_local_iface_netdev(struct bridge *br, | |
2588 | struct ovsrec_controller *c) | |
2589 | { | |
2590 | struct netdev *netdev; | |
2591 | struct in_addr mask, gateway; | |
2592 | ||
2593 | struct iface *local_iface; | |
2594 | struct in_addr ip; | |
2595 | ||
7d674866 | 2596 | /* If there's no local interface or no IP address, give up. */ |
892815f5 | 2597 | local_iface = iface_from_ofp_port(br, OFPP_LOCAL); |
7d674866 BP |
2598 | if (!local_iface || !c->local_ip || !inet_aton(c->local_ip, &ip)) { |
2599 | return; | |
2600 | } | |
2601 | ||
2602 | /* Bring up the local interface. */ | |
2603 | netdev = local_iface->netdev; | |
2604 | netdev_turn_flags_on(netdev, NETDEV_UP, true); | |
2605 | ||
2606 | /* Configure the IP address and netmask. */ | |
2607 | if (!c->local_netmask | |
2608 | || !inet_aton(c->local_netmask, &mask) | |
2609 | || !mask.s_addr) { | |
2610 | mask.s_addr = guess_netmask(ip.s_addr); | |
2611 | } | |
2612 | if (!netdev_set_in4(netdev, ip, mask)) { | |
2613 | VLOG_INFO("bridge %s: configured IP address "IP_FMT", netmask "IP_FMT, | |
2614 | br->name, IP_ARGS(&ip.s_addr), IP_ARGS(&mask.s_addr)); | |
2615 | } | |
2616 | ||
2617 | /* Configure the default gateway. */ | |
2618 | if (c->local_gateway | |
2619 | && inet_aton(c->local_gateway, &gateway) | |
2620 | && gateway.s_addr) { | |
2621 | if (!netdev_add_router(netdev, gateway)) { | |
2622 | VLOG_INFO("bridge %s: configured gateway "IP_FMT, | |
2623 | br->name, IP_ARGS(&gateway.s_addr)); | |
2624 | } | |
2625 | } | |
2626 | } | |
2627 | ||
cb4ef1ea BP |
2628 | /* Returns true if 'a' and 'b' are the same except that any number of slashes |
2629 | * in either string are treated as equal to any number of slashes in the other, | |
2630 | * e.g. "x///y" is equal to "x/y". */ | |
2631 | static bool | |
2632 | equal_pathnames(const char *a, const char *b) | |
2633 | { | |
2634 | while (*a == *b) { | |
2635 | if (*a == '/') { | |
2636 | a += strspn(a, "/"); | |
2637 | b += strspn(b, "/"); | |
2638 | } else if (*a == '\0') { | |
2639 | return true; | |
2640 | } else { | |
2641 | a++; | |
2642 | b++; | |
2643 | } | |
2644 | } | |
2645 | return false; | |
2646 | } | |
2647 | ||
064af421 | 2648 | static void |
fa066f01 BP |
2649 | bridge_configure_remotes(struct bridge *br, |
2650 | const struct sockaddr_in *managers, size_t n_managers) | |
064af421 | 2651 | { |
a699f614 | 2652 | bool disable_in_band; |
b1da6250 | 2653 | |
76ce9432 BP |
2654 | struct ovsrec_controller **controllers; |
2655 | size_t n_controllers; | |
7d674866 | 2656 | |
66da9bef | 2657 | enum ofproto_fail_mode fail_mode; |
7d674866 BP |
2658 | |
2659 | struct ofproto_controller *ocs; | |
2660 | size_t n_ocs; | |
2661 | size_t i; | |
064af421 | 2662 | |
8731b2b6 | 2663 | /* Check if we should disable in-band control on this bridge. */ |
a699f614 EJ |
2664 | disable_in_band = smap_get_bool(&br->cfg->other_config, "disable-in-band", |
2665 | false); | |
8731b2b6 | 2666 | |
b1da6250 | 2667 | /* Set OpenFlow queue ID for in-band control. */ |
a699f614 EJ |
2668 | ofproto_set_in_band_queue(br->ofproto, |
2669 | smap_get_int(&br->cfg->other_config, | |
2670 | "in-band-queue", -1)); | |
b1da6250 | 2671 | |
8731b2b6 JP |
2672 | if (disable_in_band) { |
2673 | ofproto_set_extra_in_band_remotes(br->ofproto, NULL, 0); | |
2674 | } else { | |
2675 | ofproto_set_extra_in_band_remotes(br->ofproto, managers, n_managers); | |
2676 | } | |
cd11000b | 2677 | |
1a048029 | 2678 | n_controllers = bridge_get_controllers(br, &controllers); |
064af421 | 2679 | |
7d674866 BP |
2680 | ocs = xmalloc((n_controllers + 1) * sizeof *ocs); |
2681 | n_ocs = 0; | |
064af421 | 2682 | |
7d674866 BP |
2683 | bridge_ofproto_controller_for_mgmt(br, &ocs[n_ocs++]); |
2684 | for (i = 0; i < n_controllers; i++) { | |
2685 | struct ovsrec_controller *c = controllers[i]; | |
76ce9432 | 2686 | |
7d674866 BP |
2687 | if (!strncmp(c->target, "punix:", 6) |
2688 | || !strncmp(c->target, "unix:", 5)) { | |
2689 | static struct vlog_rate_limit rl = VLOG_RATE_LIMIT_INIT(1, 5); | |
cb4ef1ea BP |
2690 | char *whitelist; |
2691 | ||
2692 | whitelist = xasprintf("unix:%s/%s.controller", | |
2693 | ovs_rundir(), br->name); | |
2694 | if (!equal_pathnames(c->target, whitelist)) { | |
2695 | /* Prevent remote ovsdb-server users from accessing arbitrary | |
2696 | * Unix domain sockets and overwriting arbitrary local | |
2697 | * files. */ | |
2698 | VLOG_ERR_RL(&rl, "bridge %s: Not adding Unix domain socket " | |
2699 | "controller \"%s\" due to possibility for remote " | |
2700 | "exploit. Instead, specify whitelisted \"%s\" or " | |
2701 | "connect to \"unix:%s/%s.mgmt\" (which is always " | |
2702 | "available without special configuration).", | |
2703 | br->name, c->target, whitelist, | |
2704 | ovs_rundir(), br->name); | |
2705 | free(whitelist); | |
2706 | continue; | |
2707 | } | |
4d6fb5eb | 2708 | |
cb4ef1ea | 2709 | free(whitelist); |
4d6fb5eb EJ |
2710 | } |
2711 | ||
7d674866 | 2712 | bridge_configure_local_iface_netdev(br, c); |
8731b2b6 JP |
2713 | bridge_ofproto_controller_from_ovsrec(c, &ocs[n_ocs]); |
2714 | if (disable_in_band) { | |
2715 | ocs[n_ocs].band = OFPROTO_OUT_OF_BAND; | |
f620b43a | 2716 | } |
8731b2b6 | 2717 | n_ocs++; |
be02e7c3 | 2718 | } |
be02e7c3 | 2719 | |
7d674866 BP |
2720 | ofproto_set_controllers(br->ofproto, ocs, n_ocs); |
2721 | free(ocs[0].target); /* From bridge_ofproto_controller_for_mgmt(). */ | |
2722 | free(ocs); | |
66da9bef BP |
2723 | |
2724 | /* Set the fail-mode. */ | |
2725 | fail_mode = !br->cfg->fail_mode | |
2726 | || !strcmp(br->cfg->fail_mode, "standalone") | |
2727 | ? OFPROTO_FAIL_STANDALONE | |
2728 | : OFPROTO_FAIL_SECURE; | |
2729 | ofproto_set_fail_mode(br->ofproto, fail_mode); | |
2730 | ||
2731 | /* Configure OpenFlow controller connection snooping. */ | |
2732 | if (!ofproto_has_snoops(br->ofproto)) { | |
2733 | struct sset snoops; | |
5827ce14 | 2734 | |
66da9bef BP |
2735 | sset_init(&snoops); |
2736 | sset_add_and_free(&snoops, xasprintf("punix:%s/%s.snoop", | |
2737 | ovs_rundir(), br->name)); | |
2738 | ofproto_set_snoops(br->ofproto, &snoops); | |
2739 | sset_destroy(&snoops); | |
064af421 BP |
2740 | } |
2741 | } | |
254750ce BP |
2742 | |
2743 | static void | |
2744 | bridge_configure_tables(struct bridge *br) | |
2745 | { | |
2746 | static struct vlog_rate_limit rl = VLOG_RATE_LIMIT_INIT(1, 5); | |
2747 | int n_tables; | |
2748 | int i, j; | |
2749 | ||
2750 | n_tables = ofproto_get_n_tables(br->ofproto); | |
2751 | j = 0; | |
2752 | for (i = 0; i < n_tables; i++) { | |
2753 | struct ofproto_table_settings s; | |
2754 | ||
2755 | s.name = NULL; | |
2756 | s.max_flows = UINT_MAX; | |
2757 | s.groups = NULL; | |
2758 | s.n_groups = 0; | |
2759 | ||
2760 | if (j < br->cfg->n_flow_tables && i == br->cfg->key_flow_tables[j]) { | |
2761 | struct ovsrec_flow_table *cfg = br->cfg->value_flow_tables[j++]; | |
2762 | ||
2763 | s.name = cfg->name; | |
2764 | if (cfg->n_flow_limit && *cfg->flow_limit < UINT_MAX) { | |
2765 | s.max_flows = *cfg->flow_limit; | |
2766 | } | |
2767 | if (cfg->overflow_policy | |
2768 | && !strcmp(cfg->overflow_policy, "evict")) { | |
2769 | size_t k; | |
2770 | ||
2771 | s.groups = xmalloc(cfg->n_groups * sizeof *s.groups); | |
2772 | for (k = 0; k < cfg->n_groups; k++) { | |
2773 | const char *string = cfg->groups[k]; | |
2774 | char *msg; | |
2775 | ||
2776 | msg = mf_parse_subfield__(&s.groups[k], &string); | |
2777 | if (msg) { | |
2778 | VLOG_WARN_RL(&rl, "bridge %s table %d: error parsing " | |
2779 | "'groups' (%s)", br->name, i, msg); | |
2780 | free(msg); | |
2781 | } else if (*string) { | |
2782 | VLOG_WARN_RL(&rl, "bridge %s table %d: 'groups' " | |
2783 | "element '%s' contains trailing garbage", | |
2784 | br->name, i, cfg->groups[k]); | |
2785 | } else { | |
2786 | s.n_groups++; | |
2787 | } | |
2788 | } | |
2789 | } | |
2790 | } | |
2791 | ||
2792 | ofproto_configure_table(br->ofproto, i, &s); | |
2793 | ||
2794 | free(s.groups); | |
2795 | } | |
2796 | for (; j < br->cfg->n_flow_tables; j++) { | |
2797 | VLOG_WARN_RL(&rl, "bridge %s: ignoring configuration for flow table " | |
2798 | "%"PRId64" not supported by this datapath", br->name, | |
2799 | br->cfg->key_flow_tables[j]); | |
2800 | } | |
2801 | } | |
064af421 | 2802 | \f |
fa066f01 | 2803 | /* Port functions. */ |
064af421 | 2804 | |
f620b43a | 2805 | static struct port * |
fa066f01 | 2806 | port_create(struct bridge *br, const struct ovsrec_port *cfg) |
064af421 | 2807 | { |
f620b43a BP |
2808 | struct port *port; |
2809 | ||
2810 | port = xzalloc(sizeof *port); | |
2811 | port->bridge = br; | |
fa066f01 BP |
2812 | port->name = xstrdup(cfg->name); |
2813 | port->cfg = cfg; | |
f620b43a BP |
2814 | list_init(&port->ifaces); |
2815 | ||
2816 | hmap_insert(&br->ports, &port->hmap_node, hash_string(port->name, 0)); | |
f620b43a | 2817 | return port; |
064af421 BP |
2818 | } |
2819 | ||
fa066f01 | 2820 | /* Deletes interfaces from 'port' that are no longer configured for it. */ |
064af421 | 2821 | static void |
fa066f01 | 2822 | port_del_ifaces(struct port *port) |
064af421 | 2823 | { |
f620b43a BP |
2824 | struct iface *iface, *next; |
2825 | struct sset new_ifaces; | |
2826 | size_t i; | |
064af421 | 2827 | |
f620b43a BP |
2828 | /* Collect list of new interfaces. */ |
2829 | sset_init(&new_ifaces); | |
fa066f01 BP |
2830 | for (i = 0; i < port->cfg->n_interfaces; i++) { |
2831 | const char *name = port->cfg->interfaces[i]->name; | |
93f331d3 | 2832 | const char *type = port->cfg->interfaces[i]->type; |
00794817 BP |
2833 | if (strcmp(type, "null")) { |
2834 | sset_add(&new_ifaces, name); | |
2835 | } | |
f620b43a | 2836 | } |
064af421 | 2837 | |
f620b43a BP |
2838 | /* Get rid of deleted interfaces. */ |
2839 | LIST_FOR_EACH_SAFE (iface, next, port_elem, &port->ifaces) { | |
2840 | if (!sset_contains(&new_ifaces, iface->name)) { | |
2841 | iface_destroy(iface); | |
064af421 | 2842 | } |
064af421 | 2843 | } |
f620b43a BP |
2844 | |
2845 | sset_destroy(&new_ifaces); | |
064af421 BP |
2846 | } |
2847 | ||
064af421 BP |
2848 | static void |
2849 | port_destroy(struct port *port) | |
2850 | { | |
2851 | if (port) { | |
2852 | struct bridge *br = port->bridge; | |
83db7968 | 2853 | struct iface *iface, *next; |
064af421 | 2854 | |
fa066f01 BP |
2855 | if (br->ofproto) { |
2856 | ofproto_bundle_unregister(br->ofproto, port); | |
064af421 BP |
2857 | } |
2858 | ||
83db7968 BP |
2859 | LIST_FOR_EACH_SAFE (iface, next, port_elem, &port->ifaces) { |
2860 | iface_destroy(iface); | |
064af421 BP |
2861 | } |
2862 | ||
8052fb14 | 2863 | hmap_remove(&br->ports, &port->hmap_node); |
064af421 BP |
2864 | free(port->name); |
2865 | free(port); | |
064af421 BP |
2866 | } |
2867 | } | |
2868 | ||
064af421 BP |
2869 | static struct port * |
2870 | port_lookup(const struct bridge *br, const char *name) | |
2871 | { | |
8052fb14 BP |
2872 | struct port *port; |
2873 | ||
2874 | HMAP_FOR_EACH_WITH_HASH (port, hmap_node, hash_string(name, 0), | |
2875 | &br->ports) { | |
2876 | if (!strcmp(port->name, name)) { | |
2877 | return port; | |
2878 | } | |
2879 | } | |
2880 | return NULL; | |
064af421 BP |
2881 | } |
2882 | ||
7a673515 BP |
2883 | static bool |
2884 | enable_lacp(struct port *port, bool *activep) | |
2885 | { | |
2886 | if (!port->cfg->lacp) { | |
2887 | /* XXX when LACP implementation has been sufficiently tested, enable by | |
2888 | * default and make active on bonded ports. */ | |
2889 | return false; | |
2890 | } else if (!strcmp(port->cfg->lacp, "off")) { | |
2891 | return false; | |
2892 | } else if (!strcmp(port->cfg->lacp, "active")) { | |
2893 | *activep = true; | |
2894 | return true; | |
2895 | } else if (!strcmp(port->cfg->lacp, "passive")) { | |
2896 | *activep = false; | |
2897 | return true; | |
2898 | } else { | |
2899 | VLOG_WARN("port %s: unknown LACP mode %s", | |
2900 | port->name, port->cfg->lacp); | |
2901 | return false; | |
2902 | } | |
2903 | } | |
2904 | ||
fa066f01 BP |
2905 | static struct lacp_settings * |
2906 | port_configure_lacp(struct port *port, struct lacp_settings *s) | |
5827ce14 | 2907 | { |
e567943d | 2908 | const char *lacp_time, *system_id; |
b5a25389 | 2909 | int priority; |
5827ce14 | 2910 | |
fa066f01 BP |
2911 | if (!enable_lacp(port, &s->active)) { |
2912 | return NULL; | |
abd4a95d EJ |
2913 | } |
2914 | ||
fa066f01 | 2915 | s->name = port->name; |
e567943d | 2916 | |
a699f614 | 2917 | system_id = smap_get(&port->cfg->other_config, "lacp-system-id"); |
a9bf011b EJ |
2918 | if (system_id) { |
2919 | if (sscanf(system_id, ETH_ADDR_SCAN_FMT, | |
2920 | ETH_ADDR_SCAN_ARGS(s->id)) != ETH_ADDR_SCAN_COUNT) { | |
2921 | VLOG_WARN("port %s: LACP system ID (%s) must be an Ethernet" | |
2922 | " address.", port->name, system_id); | |
2923 | return NULL; | |
2924 | } | |
2925 | } else { | |
e567943d EJ |
2926 | memcpy(s->id, port->bridge->ea, ETH_ADDR_LEN); |
2927 | } | |
b5a25389 | 2928 | |
69fdadb1 EJ |
2929 | if (eth_addr_is_zero(s->id)) { |
2930 | VLOG_WARN("port %s: Invalid zero LACP system ID.", port->name); | |
2931 | return NULL; | |
2932 | } | |
2933 | ||
b5a25389 | 2934 | /* Prefer bondable links if unspecified. */ |
a699f614 EJ |
2935 | priority = smap_get_int(&port->cfg->other_config, "lacp-system-priority", |
2936 | 0); | |
fa066f01 BP |
2937 | s->priority = (priority > 0 && priority <= UINT16_MAX |
2938 | ? priority | |
2939 | : UINT16_MAX - !list_is_short(&port->ifaces)); | |
b5a25389 | 2940 | |
a699f614 EJ |
2941 | lacp_time = smap_get(&port->cfg->other_config, "lacp-time"); |
2942 | s->fast = lacp_time && !strcasecmp(lacp_time, "fast"); | |
fa066f01 BP |
2943 | return s; |
2944 | } | |
5827ce14 | 2945 | |
fa066f01 BP |
2946 | static void |
2947 | iface_configure_lacp(struct iface *iface, struct lacp_slave_settings *s) | |
2948 | { | |
00794817 | 2949 | int priority, portid, key; |
5827ce14 | 2950 | |
a699f614 EJ |
2951 | portid = smap_get_int(&iface->cfg->other_config, "lacp-port-id", 0); |
2952 | priority = smap_get_int(&iface->cfg->other_config, "lacp-port-priority", | |
2953 | 0); | |
2954 | key = smap_get_int(&iface->cfg->other_config, "lacp-aggregation-key", 0); | |
fa066f01 BP |
2955 | |
2956 | if (portid <= 0 || portid > UINT16_MAX) { | |
892815f5 | 2957 | portid = iface->ofp_port; |
5827ce14 EJ |
2958 | } |
2959 | ||
fa066f01 BP |
2960 | if (priority <= 0 || priority > UINT16_MAX) { |
2961 | priority = UINT16_MAX; | |
2962 | } | |
5827ce14 | 2963 | |
00794817 BP |
2964 | if (key < 0 || key > UINT16_MAX) { |
2965 | key = 0; | |
5827ce14 | 2966 | } |
00794817 | 2967 | |
fa066f01 | 2968 | s->name = iface->name; |
fa066f01 BP |
2969 | s->id = portid; |
2970 | s->priority = priority; | |
00794817 | 2971 | s->key = key; |
bb5bc6c0 BP |
2972 | } |
2973 | ||
c25c91fd | 2974 | static void |
76ed83fc BP |
2975 | port_configure_bond(struct port *port, struct bond_settings *s, |
2976 | uint32_t *bond_stable_ids) | |
c25c91fd | 2977 | { |
f620b43a | 2978 | const char *detect_s; |
7a673515 | 2979 | struct iface *iface; |
1670c579 | 2980 | int miimon_interval; |
76ed83fc | 2981 | size_t i; |
c25c91fd | 2982 | |
fa066f01 | 2983 | s->name = port->name; |
4df08875 | 2984 | s->balance = BM_AB; |
4c57c3bc EJ |
2985 | if (port->cfg->bond_mode) { |
2986 | if (!bond_mode_from_string(&s->balance, port->cfg->bond_mode)) { | |
2987 | VLOG_WARN("port %s: unknown bond_mode %s, defaulting to %s", | |
2988 | port->name, port->cfg->bond_mode, | |
2989 | bond_mode_to_string(s->balance)); | |
2990 | } | |
2991 | } else { | |
2992 | static struct vlog_rate_limit rl = VLOG_RATE_LIMIT_INIT(1, 1); | |
2993 | ||
4df08875 EJ |
2994 | /* XXX: Post version 1.5.*, the default bond_mode changed from SLB to |
2995 | * active-backup. At some point we should remove this warning. */ | |
4c57c3bc | 2996 | VLOG_WARN_RL(&rl, "port %s: Using the default bond_mode %s. Note that" |
4df08875 EJ |
2997 | " in previous versions, the default bond_mode was" |
2998 | " balance-slb", port->name, | |
4c57c3bc | 2999 | bond_mode_to_string(s->balance)); |
f620b43a | 3000 | } |
6c2d2a9f BP |
3001 | if (s->balance == BM_SLB && port->bridge->cfg->n_flood_vlans) { |
3002 | VLOG_WARN("port %s: SLB bonds are incompatible with flood_vlans, " | |
3003 | "please use another bond type or disable flood_vlans", | |
3004 | port->name); | |
3005 | } | |
bb5bc6c0 | 3006 | |
a699f614 EJ |
3007 | miimon_interval = smap_get_int(&port->cfg->other_config, |
3008 | "bond-miimon-interval", 0); | |
1670c579 EJ |
3009 | if (miimon_interval <= 0) { |
3010 | miimon_interval = 200; | |
f620b43a BP |
3011 | } |
3012 | ||
a699f614 EJ |
3013 | detect_s = smap_get(&port->cfg->other_config, "bond-detect-mode"); |
3014 | if (!detect_s || !strcmp(detect_s, "carrier")) { | |
1670c579 EJ |
3015 | miimon_interval = 0; |
3016 | } else if (strcmp(detect_s, "miimon")) { | |
3017 | VLOG_WARN("port %s: unsupported bond-detect-mode %s, " | |
3018 | "defaulting to carrier", port->name, detect_s); | |
3019 | miimon_interval = 0; | |
f620b43a BP |
3020 | } |
3021 | ||
fa066f01 BP |
3022 | s->up_delay = MAX(0, port->cfg->bond_updelay); |
3023 | s->down_delay = MAX(0, port->cfg->bond_downdelay); | |
a699f614 EJ |
3024 | s->basis = smap_get_int(&port->cfg->other_config, "bond-hash-basis", 0); |
3025 | s->rebalance_interval = smap_get_int(&port->cfg->other_config, | |
3026 | "bond-rebalance-interval", 10000); | |
bc1b010c | 3027 | if (s->rebalance_interval && s->rebalance_interval < 1000) { |
fa066f01 | 3028 | s->rebalance_interval = 1000; |
f620b43a BP |
3029 | } |
3030 | ||
fa066f01 | 3031 | s->fake_iface = port->cfg->bond_fake_iface; |
7a673515 | 3032 | |
76ed83fc | 3033 | i = 0; |
7a673515 | 3034 | LIST_FOR_EACH (iface, port_elem, &port->ifaces) { |
632e2b95 EJ |
3035 | long long stable_id; |
3036 | ||
a699f614 EJ |
3037 | stable_id = smap_get_int(&iface->cfg->other_config, "bond-stable-id", |
3038 | 0); | |
632e2b95 | 3039 | if (stable_id <= 0 || stable_id >= UINT32_MAX) { |
76ed83fc | 3040 | stable_id = iface->ofp_port; |
632e2b95 | 3041 | } |
76ed83fc | 3042 | bond_stable_ids[i++] = stable_id; |
1670c579 EJ |
3043 | |
3044 | netdev_set_miimon_interval(iface->netdev, miimon_interval); | |
064af421 BP |
3045 | } |
3046 | } | |
06b592bc EJ |
3047 | |
3048 | /* Returns true if 'port' is synthetic, that is, if we constructed it locally | |
3049 | * instead of obtaining it from the database. */ | |
3050 | static bool | |
3051 | port_is_synthetic(const struct port *port) | |
3052 | { | |
3053 | return ovsdb_idl_row_is_synthetic(&port->cfg->header_); | |
3054 | } | |
064af421 BP |
3055 | \f |
3056 | /* Interface functions. */ | |
3057 | ||
b54441b3 BP |
3058 | /* Returns the correct network device type for interface 'iface' in bridge |
3059 | * 'br'. */ | |
3060 | static const char * | |
3061 | iface_get_type(const struct ovsrec_interface *iface, | |
3062 | const struct ovsrec_bridge *br) | |
3063 | { | |
3064 | /* The local port always has type "internal". Other ports take their type | |
3065 | * from the database and default to "system" if none is specified. */ | |
3066 | return (!strcmp(iface->name, br->name) ? "internal" | |
3067 | : iface->type[0] ? iface->type | |
3068 | : "system"); | |
064af421 BP |
3069 | } |
3070 | ||
3071 | static void | |
3072 | iface_destroy(struct iface *iface) | |
3073 | { | |
3074 | if (iface) { | |
3075 | struct port *port = iface->port; | |
3076 | struct bridge *br = port->bridge; | |
c17f0d5e | 3077 | |
892815f5 BP |
3078 | if (br->ofproto && iface->ofp_port >= 0) { |
3079 | ofproto_port_unregister(br->ofproto, iface->ofp_port); | |
5827ce14 EJ |
3080 | } |
3081 | ||
892815f5 BP |
3082 | if (iface->ofp_port >= 0) { |
3083 | hmap_remove(&br->ifaces, &iface->ofp_port_node); | |
064af421 BP |
3084 | } |
3085 | ||
83db7968 | 3086 | list_remove(&iface->port_elem); |
ebea37cc | 3087 | hmap_remove(&br->iface_by_name, &iface->name_node); |
064af421 | 3088 | |
0c6aea3f | 3089 | netdev_close(iface->netdev); |
064af421 | 3090 | |
a740f0de JG |
3091 | free(iface->name); |
3092 | free(iface); | |
064af421 BP |
3093 | } |
3094 | } | |
3095 | ||
3096 | static struct iface * | |
3097 | iface_lookup(const struct bridge *br, const char *name) | |
3098 | { | |
ebea37cc BP |
3099 | struct iface *iface; |
3100 | ||
3101 | HMAP_FOR_EACH_WITH_HASH (iface, name_node, hash_string(name, 0), | |
3102 | &br->iface_by_name) { | |
3103 | if (!strcmp(iface->name, name)) { | |
3104 | return iface; | |
3105 | } | |
3106 | } | |
3107 | ||
3108 | return NULL; | |
064af421 BP |
3109 | } |
3110 | ||
e8fe3026 EJ |
3111 | static struct iface * |
3112 | iface_find(const char *name) | |
3113 | { | |
3114 | const struct bridge *br; | |
3115 | ||
764072fd | 3116 | HMAP_FOR_EACH (br, node, &all_bridges) { |
e8fe3026 EJ |
3117 | struct iface *iface = iface_lookup(br, name); |
3118 | ||
3119 | if (iface) { | |
3120 | return iface; | |
3121 | } | |
3122 | } | |
3123 | return NULL; | |
3124 | } | |
3125 | ||
bae7208e EJ |
3126 | static struct if_cfg * |
3127 | if_cfg_lookup(const struct bridge *br, const char *name) | |
3128 | { | |
3129 | struct if_cfg *if_cfg; | |
3130 | ||
3131 | HMAP_FOR_EACH_WITH_HASH (if_cfg, hmap_node, hash_string(name, 0), | |
3132 | &br->if_cfg_todo) { | |
3133 | if (!strcmp(if_cfg->cfg->name, name)) { | |
3134 | return if_cfg; | |
3135 | } | |
3136 | } | |
3137 | ||
3138 | return NULL; | |
3139 | } | |
3140 | ||
064af421 | 3141 | static struct iface * |
892815f5 | 3142 | iface_from_ofp_port(const struct bridge *br, uint16_t ofp_port) |
064af421 | 3143 | { |
d9a8717a BP |
3144 | struct iface *iface; |
3145 | ||
892815f5 BP |
3146 | HMAP_FOR_EACH_IN_BUCKET (iface, ofp_port_node, |
3147 | hash_int(ofp_port, 0), &br->ifaces) { | |
3148 | if (iface->ofp_port == ofp_port) { | |
d9a8717a BP |
3149 | return iface; |
3150 | } | |
3151 | } | |
3152 | return NULL; | |
064af421 | 3153 | } |
557d8e6c | 3154 | |
52df17e7 BP |
3155 | /* Set Ethernet address of 'iface', if one is specified in the configuration |
3156 | * file. */ | |
3157 | static void | |
3158 | iface_set_mac(struct iface *iface) | |
3159 | { | |
76343538 | 3160 | uint8_t ea[ETH_ADDR_LEN]; |
52df17e7 | 3161 | |
ede2fd6d BP |
3162 | if (!strcmp(iface->type, "internal") |
3163 | && iface->cfg->mac && eth_addr_from_string(iface->cfg->mac, ea)) { | |
892815f5 | 3164 | if (iface->ofp_port == OFPP_LOCAL) { |
ede2fd6d BP |
3165 | VLOG_ERR("interface %s: ignoring mac in Interface record " |
3166 | "(use Bridge record to set local port's mac)", | |
3167 | iface->name); | |
3168 | } else if (eth_addr_is_multicast(ea)) { | |
52df17e7 BP |
3169 | VLOG_ERR("interface %s: cannot set MAC to multicast address", |
3170 | iface->name); | |
52df17e7 | 3171 | } else { |
4d678233 | 3172 | int error = netdev_set_etheraddr(iface->netdev, ea); |
52df17e7 BP |
3173 | if (error) { |
3174 | VLOG_ERR("interface %s: setting MAC failed (%s)", | |
3175 | iface->name, strerror(error)); | |
3176 | } | |
3177 | } | |
3178 | } | |
3179 | } | |
c1c9c9c4 | 3180 | |
bcd49a45 BP |
3181 | /* Sets the ofport column of 'if_cfg' to 'ofport'. */ |
3182 | static void | |
3183 | iface_set_ofport(const struct ovsrec_interface *if_cfg, int64_t ofport) | |
3184 | { | |
cfea354b | 3185 | if (if_cfg && !ovsdb_idl_row_is_synthetic(&if_cfg->header_)) { |
bcd49a45 BP |
3186 | ovsrec_interface_set_ofport(if_cfg, &ofport, 1); |
3187 | } | |
3188 | } | |
3189 | ||
3fc5a86a BP |
3190 | /* Clears all of the fields in 'if_cfg' that indicate interface status, and |
3191 | * sets the "ofport" field to -1. | |
3192 | * | |
3193 | * This is appropriate when 'if_cfg''s interface cannot be created or is | |
3194 | * otherwise invalid. */ | |
3195 | static void | |
3196 | iface_clear_db_record(const struct ovsrec_interface *if_cfg) | |
3197 | { | |
3198 | if (!ovsdb_idl_row_is_synthetic(&if_cfg->header_)) { | |
3199 | iface_set_ofport(if_cfg, -1); | |
a699f614 | 3200 | ovsrec_interface_set_status(if_cfg, NULL); |
3fc5a86a BP |
3201 | ovsrec_interface_set_admin_state(if_cfg, NULL); |
3202 | ovsrec_interface_set_duplex(if_cfg, NULL); | |
3203 | ovsrec_interface_set_link_speed(if_cfg, NULL, 0); | |
3204 | ovsrec_interface_set_link_state(if_cfg, NULL); | |
3205 | ovsrec_interface_set_mtu(if_cfg, NULL, 0); | |
3206 | ovsrec_interface_set_cfm_fault(if_cfg, NULL, 0); | |
b9380396 | 3207 | ovsrec_interface_set_cfm_fault_status(if_cfg, NULL, 0); |
3fc5a86a BP |
3208 | ovsrec_interface_set_cfm_remote_mpids(if_cfg, NULL, 0); |
3209 | ovsrec_interface_set_lacp_current(if_cfg, NULL, 0); | |
3210 | ovsrec_interface_set_statistics(if_cfg, NULL, NULL, 0); | |
3211 | } | |
3212 | } | |
3213 | ||
c1c9c9c4 BP |
3214 | struct iface_delete_queues_cbdata { |
3215 | struct netdev *netdev; | |
44fca7f9 | 3216 | const struct ovsdb_datum *queues; |
c1c9c9c4 BP |
3217 | }; |
3218 | ||
3219 | static bool | |
44fca7f9 | 3220 | queue_ids_include(const struct ovsdb_datum *queues, int64_t target) |
c1c9c9c4 | 3221 | { |
44fca7f9 | 3222 | union ovsdb_atom atom; |
c1c9c9c4 | 3223 | |
44fca7f9 BP |
3224 | atom.integer = target; |
3225 | return ovsdb_datum_find_key(queues, &atom, OVSDB_TYPE_INTEGER) != UINT_MAX; | |
c1c9c9c4 BP |
3226 | } |
3227 | ||
3228 | static void | |
3229 | iface_delete_queues(unsigned int queue_id, | |
79f1cbe9 | 3230 | const struct smap *details OVS_UNUSED, void *cbdata_) |
c1c9c9c4 BP |
3231 | { |
3232 | struct iface_delete_queues_cbdata *cbdata = cbdata_; | |
3233 | ||
44fca7f9 | 3234 | if (!queue_ids_include(cbdata->queues, queue_id)) { |
c1c9c9c4 BP |
3235 | netdev_delete_queue(cbdata->netdev, queue_id); |
3236 | } | |
3237 | } | |
3238 | ||
3239 | static void | |
66da9bef | 3240 | iface_configure_qos(struct iface *iface, const struct ovsrec_qos *qos) |
c1c9c9c4 | 3241 | { |
8b36f51e EJ |
3242 | struct ofpbuf queues_buf; |
3243 | ||
3244 | ofpbuf_init(&queues_buf, 0); | |
3245 | ||
daa8bd2b | 3246 | if (!qos || qos->type[0] == '\0' || qos->n_queues < 1) { |
c1c9c9c4 BP |
3247 | netdev_set_qos(iface->netdev, NULL, NULL); |
3248 | } else { | |
3249 | struct iface_delete_queues_cbdata cbdata; | |
6a6e60bd | 3250 | bool queue_zero; |
c1c9c9c4 BP |
3251 | size_t i; |
3252 | ||
3253 | /* Configure top-level Qos for 'iface'. */ | |
a699f614 | 3254 | netdev_set_qos(iface->netdev, qos->type, &qos->other_config); |
c1c9c9c4 BP |
3255 | |
3256 | /* Deconfigure queues that were deleted. */ | |
3257 | cbdata.netdev = iface->netdev; | |
44fca7f9 BP |
3258 | cbdata.queues = ovsrec_qos_get_queues(qos, OVSDB_TYPE_INTEGER, |
3259 | OVSDB_TYPE_UUID); | |
c1c9c9c4 BP |
3260 | netdev_dump_queues(iface->netdev, iface_delete_queues, &cbdata); |
3261 | ||
3262 | /* Configure queues for 'iface'. */ | |
6a6e60bd | 3263 | queue_zero = false; |
c1c9c9c4 BP |
3264 | for (i = 0; i < qos->n_queues; i++) { |
3265 | const struct ovsrec_queue *queue = qos->value_queues[i]; | |
3266 | unsigned int queue_id = qos->key_queues[i]; | |
3267 | ||
6a6e60bd BP |
3268 | if (queue_id == 0) { |
3269 | queue_zero = true; | |
3270 | } | |
3271 | ||
8b36f51e EJ |
3272 | if (queue->n_dscp == 1) { |
3273 | struct ofproto_port_queue *port_queue; | |
3274 | ||
3275 | port_queue = ofpbuf_put_uninit(&queues_buf, | |
3276 | sizeof *port_queue); | |
3277 | port_queue->queue = queue_id; | |
3278 | port_queue->dscp = queue->dscp[0]; | |
3279 | } | |
3280 | ||
a699f614 | 3281 | netdev_set_queue(iface->netdev, queue_id, &queue->other_config); |
c1c9c9c4 | 3282 | } |
6a6e60bd | 3283 | if (!queue_zero) { |
a699f614 EJ |
3284 | struct smap details; |
3285 | ||
79f1cbe9 | 3286 | smap_init(&details); |
2c999774 | 3287 | netdev_set_queue(iface->netdev, 0, &details); |
79f1cbe9 | 3288 | smap_destroy(&details); |
6a6e60bd | 3289 | } |
c1c9c9c4 | 3290 | } |
fa066f01 | 3291 | |
8b36f51e EJ |
3292 | if (iface->ofp_port >= 0) { |
3293 | const struct ofproto_port_queue *port_queues = queues_buf.data; | |
3294 | size_t n_queues = queues_buf.size / sizeof *port_queues; | |
3295 | ||
3296 | ofproto_port_set_queues(iface->port->bridge->ofproto, iface->ofp_port, | |
3297 | port_queues, n_queues); | |
3298 | } | |
3299 | ||
fa066f01 BP |
3300 | netdev_set_policing(iface->netdev, |
3301 | iface->cfg->ingress_policing_rate, | |
3302 | iface->cfg->ingress_policing_burst); | |
8b36f51e EJ |
3303 | |
3304 | ofpbuf_uninit(&queues_buf); | |
c1c9c9c4 | 3305 | } |
b31bcf60 EJ |
3306 | |
3307 | static void | |
66da9bef | 3308 | iface_configure_cfm(struct iface *iface) |
b31bcf60 | 3309 | { |
93b8df38 | 3310 | const struct ovsrec_interface *cfg = iface->cfg; |
a699f614 | 3311 | const char *opstate_str; |
189cb9e4 | 3312 | const char *cfm_ccm_vlan; |
a5610457 | 3313 | struct cfm_settings s; |
b31bcf60 | 3314 | |
144216a3 | 3315 | if (!cfg->n_cfm_mpid) { |
892815f5 | 3316 | ofproto_port_clear_cfm(iface->port->bridge->ofproto, iface->ofp_port); |
b31bcf60 EJ |
3317 | return; |
3318 | } | |
3319 | ||
a5610457 | 3320 | s.mpid = *cfg->cfm_mpid; |
a699f614 EJ |
3321 | s.interval = smap_get_int(&iface->cfg->other_config, "cfm_interval", 0); |
3322 | cfm_ccm_vlan = smap_get(&iface->cfg->other_config, "cfm_ccm_vlan"); | |
3323 | s.ccm_pcp = smap_get_int(&iface->cfg->other_config, "cfm_ccm_pcp", 0); | |
3324 | ||
a5610457 EJ |
3325 | if (s.interval <= 0) { |
3326 | s.interval = 1000; | |
b31bcf60 | 3327 | } |
b31bcf60 | 3328 | |
a699f614 EJ |
3329 | if (!cfm_ccm_vlan) { |
3330 | s.ccm_vlan = 0; | |
3331 | } else if (!strcasecmp("random", cfm_ccm_vlan)) { | |
189cb9e4 EJ |
3332 | s.ccm_vlan = CFM_RANDOM_VLAN; |
3333 | } else { | |
3334 | s.ccm_vlan = atoi(cfm_ccm_vlan); | |
3335 | if (s.ccm_vlan == CFM_RANDOM_VLAN) { | |
3336 | s.ccm_vlan = 0; | |
3337 | } | |
3338 | } | |
3339 | ||
a699f614 EJ |
3340 | s.extended = smap_get_bool(&iface->cfg->other_config, "cfm_extended", |
3341 | false); | |
ef9819b5 | 3342 | |
a699f614 EJ |
3343 | opstate_str = smap_get(&iface->cfg->other_config, "cfm_opstate"); |
3344 | s.opup = !opstate_str || !strcasecmp("up", opstate_str); | |
86dc6501 | 3345 | |
a5610457 | 3346 | ofproto_port_set_cfm(iface->port->bridge->ofproto, iface->ofp_port, &s); |
b31bcf60 | 3347 | } |
0b8024eb | 3348 | |
cfea354b BP |
3349 | /* Returns true if 'iface' is synthetic, that is, if we constructed it locally |
3350 | * instead of obtaining it from the database. */ | |
3351 | static bool | |
3352 | iface_is_synthetic(const struct iface *iface) | |
3353 | { | |
3354 | return ovsdb_idl_row_is_synthetic(&iface->cfg->header_); | |
3355 | } | |
f125905c | 3356 | |
064af421 BP |
3357 | \f |
3358 | /* Port mirroring. */ | |
3359 | ||
dd0d105c BP |
3360 | static struct mirror * |
3361 | mirror_find_by_uuid(struct bridge *br, const struct uuid *uuid) | |
3362 | { | |
fa066f01 | 3363 | struct mirror *m; |
dd0d105c | 3364 | |
fa066f01 BP |
3365 | HMAP_FOR_EACH_IN_BUCKET (m, hmap_node, uuid_hash(uuid), &br->mirrors) { |
3366 | if (uuid_equals(uuid, &m->uuid)) { | |
dd0d105c BP |
3367 | return m; |
3368 | } | |
3369 | } | |
3370 | return NULL; | |
3371 | } | |
3372 | ||
064af421 | 3373 | static void |
fa066f01 | 3374 | bridge_configure_mirrors(struct bridge *br) |
064af421 | 3375 | { |
fa066f01 BP |
3376 | const struct ovsdb_datum *mc; |
3377 | unsigned long *flood_vlans; | |
3378 | struct mirror *m, *next; | |
3379 | size_t i; | |
064af421 | 3380 | |
dd0d105c | 3381 | /* Get rid of deleted mirrors. */ |
fa066f01 BP |
3382 | mc = ovsrec_bridge_get_mirrors(br->cfg, OVSDB_TYPE_UUID); |
3383 | HMAP_FOR_EACH_SAFE (m, next, hmap_node, &br->mirrors) { | |
3384 | union ovsdb_atom atom; | |
3385 | ||
3386 | atom.uuid = m->uuid; | |
3387 | if (ovsdb_datum_find_key(mc, &atom, OVSDB_TYPE_UUID) == UINT_MAX) { | |
3388 | mirror_destroy(m); | |
064af421 BP |
3389 | } |
3390 | } | |
3391 | ||
dd0d105c | 3392 | /* Add new mirrors and reconfigure existing ones. */ |
37e7f427 | 3393 | for (i = 0; i < br->cfg->n_mirrors; i++) { |
fa066f01 | 3394 | const struct ovsrec_mirror *cfg = br->cfg->mirrors[i]; |
dd0d105c | 3395 | struct mirror *m = mirror_find_by_uuid(br, &cfg->header_.uuid); |
fa066f01 BP |
3396 | if (!m) { |
3397 | m = mirror_create(br, cfg); | |
064af421 | 3398 | } |
9d24de3b JP |
3399 | m->cfg = cfg; |
3400 | if (!mirror_configure(m)) { | |
fa066f01 | 3401 | mirror_destroy(m); |
064af421 BP |
3402 | } |
3403 | } | |
f2d7fd66 | 3404 | |
8f30d09a | 3405 | /* Update flooded vlans (for RSPAN). */ |
fa066f01 BP |
3406 | flood_vlans = vlan_bitmap_from_array(br->cfg->flood_vlans, |
3407 | br->cfg->n_flood_vlans); | |
3408 | ofproto_set_flood_vlans(br->ofproto, flood_vlans); | |
3409 | bitmap_free(flood_vlans); | |
064af421 BP |
3410 | } |
3411 | ||
fa066f01 BP |
3412 | static struct mirror * |
3413 | mirror_create(struct bridge *br, const struct ovsrec_mirror *cfg) | |
064af421 BP |
3414 | { |
3415 | struct mirror *m; | |
064af421 | 3416 | |
fa066f01 | 3417 | m = xzalloc(sizeof *m); |
8bbc128e | 3418 | m->uuid = cfg->header_.uuid; |
fa066f01 | 3419 | hmap_insert(&br->mirrors, &m->hmap_node, uuid_hash(&m->uuid)); |
064af421 | 3420 | m->bridge = br; |
dd0d105c | 3421 | m->name = xstrdup(cfg->name); |
37e7f427 | 3422 | |
fa066f01 | 3423 | return m; |
064af421 BP |
3424 | } |
3425 | ||
3426 | static void | |
3427 | mirror_destroy(struct mirror *m) | |
3428 | { | |
3429 | if (m) { | |
3430 | struct bridge *br = m->bridge; | |
064af421 | 3431 | |
fa066f01 BP |
3432 | if (br->ofproto) { |
3433 | ofproto_mirror_unregister(br->ofproto, m); | |
064af421 BP |
3434 | } |
3435 | ||
fa066f01 | 3436 | hmap_remove(&br->mirrors, &m->hmap_node); |
786880a5 | 3437 | free(m->name); |
064af421 | 3438 | free(m); |
064af421 BP |
3439 | } |
3440 | } | |
3441 | ||
3442 | static void | |
fa066f01 BP |
3443 | mirror_collect_ports(struct mirror *m, |
3444 | struct ovsrec_port **in_ports, int n_in_ports, | |
3445 | void ***out_portsp, size_t *n_out_portsp) | |
064af421 | 3446 | { |
fa066f01 BP |
3447 | void **out_ports = xmalloc(n_in_ports * sizeof *out_ports); |
3448 | size_t n_out_ports = 0; | |
064af421 BP |
3449 | size_t i; |
3450 | ||
fa066f01 BP |
3451 | for (i = 0; i < n_in_ports; i++) { |
3452 | const char *name = in_ports[i]->name; | |
3453 | struct port *port = port_lookup(m->bridge, name); | |
3454 | if (port) { | |
3455 | out_ports[n_out_ports++] = port; | |
064af421 | 3456 | } else { |
37e7f427 BP |
3457 | VLOG_WARN("bridge %s: mirror %s cannot match on nonexistent " |
3458 | "port %s", m->bridge->name, m->name, name); | |
064af421 BP |
3459 | } |
3460 | } | |
fa066f01 BP |
3461 | *out_portsp = out_ports; |
3462 | *n_out_portsp = n_out_ports; | |
064af421 BP |
3463 | } |
3464 | ||
3465 | static bool | |
9d24de3b | 3466 | mirror_configure(struct mirror *m) |
064af421 | 3467 | { |
9d24de3b | 3468 | const struct ovsrec_mirror *cfg = m->cfg; |
fa066f01 | 3469 | struct ofproto_mirror_settings s; |
064af421 | 3470 | |
dd0d105c BP |
3471 | /* Set name. */ |
3472 | if (strcmp(cfg->name, m->name)) { | |
3473 | free(m->name); | |
3474 | m->name = xstrdup(cfg->name); | |
3475 | } | |
fa066f01 | 3476 | s.name = m->name; |
dd0d105c | 3477 | |
fa066f01 | 3478 | /* Get output port or VLAN. */ |
37e7f427 | 3479 | if (cfg->output_port) { |
fa066f01 | 3480 | s.out_bundle = port_lookup(m->bridge, cfg->output_port->name); |
abe529af | 3481 | if (!s.out_bundle) { |
37e7f427 BP |
3482 | VLOG_ERR("bridge %s: mirror %s outputs to port not on bridge", |
3483 | m->bridge->name, m->name); | |
fa066f01 | 3484 | return false; |
064af421 | 3485 | } |
fa066f01 | 3486 | s.out_vlan = UINT16_MAX; |
064af421 | 3487 | |
37e7f427 BP |
3488 | if (cfg->output_vlan) { |
3489 | VLOG_ERR("bridge %s: mirror %s specifies both output port and " | |
3490 | "output vlan; ignoring output vlan", | |
3491 | m->bridge->name, m->name); | |
064af421 | 3492 | } |
37e7f427 | 3493 | } else if (cfg->output_vlan) { |
fa066f01 BP |
3494 | /* The database should prevent invalid VLAN values. */ |
3495 | s.out_bundle = NULL; | |
3496 | s.out_vlan = *cfg->output_vlan; | |
064af421 | 3497 | } else { |
37e7f427 BP |
3498 | VLOG_ERR("bridge %s: mirror %s does not specify output; ignoring", |
3499 | m->bridge->name, m->name); | |
fa066f01 | 3500 | return false; |
064af421 BP |
3501 | } |
3502 | ||
fa066f01 | 3503 | /* Get port selection. */ |
939ff267 | 3504 | if (cfg->select_all) { |
fa066f01 BP |
3505 | size_t n_ports = hmap_count(&m->bridge->ports); |
3506 | void **ports = xmalloc(n_ports * sizeof *ports); | |
abe529af | 3507 | struct port *port; |
fa066f01 BP |
3508 | size_t i; |
3509 | ||
3510 | i = 0; | |
8052fb14 | 3511 | HMAP_FOR_EACH (port, hmap_node, &m->bridge->ports) { |
fa066f01 | 3512 | ports[i++] = port; |
939ff267 | 3513 | } |
fa066f01 BP |
3514 | |
3515 | s.srcs = ports; | |
3516 | s.n_srcs = n_ports; | |
3517 | ||
3518 | s.dsts = ports; | |
3519 | s.n_dsts = n_ports; | |
939ff267 | 3520 | } else { |
fa066f01 BP |
3521 | /* Get ports, dropping ports that don't exist. |
3522 | * The IDL ensures that there are no duplicates. */ | |
939ff267 | 3523 | mirror_collect_ports(m, cfg->select_src_port, cfg->n_select_src_port, |
fa066f01 | 3524 | &s.srcs, &s.n_srcs); |
939ff267 | 3525 | mirror_collect_ports(m, cfg->select_dst_port, cfg->n_select_dst_port, |
fa066f01 | 3526 | &s.dsts, &s.n_dsts); |
064af421 BP |
3527 | } |
3528 | ||
fa066f01 BP |
3529 | /* Get VLAN selection. */ |
3530 | s.src_vlans = vlan_bitmap_from_array(cfg->select_vlan, cfg->n_select_vlan); | |
3531 | ||
3532 | /* Configure. */ | |
3533 | ofproto_mirror_register(m->bridge->ofproto, m, &s); | |
3534 | ||
064af421 | 3535 | /* Clean up. */ |
fa066f01 BP |
3536 | if (s.srcs != s.dsts) { |
3537 | free(s.dsts); | |
3538 | } | |
3539 | free(s.srcs); | |
3540 | free(s.src_vlans); | |
3541 | ||
3542 | return true; | |
064af421 | 3543 | } |
52a90c29 BP |
3544 | \f |
3545 | /* Linux VLAN device support (e.g. "eth0.10" for VLAN 10.) | |
3546 | * | |
3547 | * This is deprecated. It is only for compatibility with broken device drivers | |
3548 | * in old versions of Linux that do not properly support VLANs when VLAN | |
3549 | * devices are not used. When broken device drivers are no longer in | |
3550 | * widespread use, we will delete these interfaces. */ | |
3551 | ||
37344ffa EJ |
3552 | static struct ovsrec_port **recs; |
3553 | static size_t n_recs, allocated_recs; | |
52a90c29 | 3554 | |
37344ffa EJ |
3555 | /* Adds 'rec' to a list of recs that have to be destroyed when the VLAN |
3556 | * splinters are reconfigured. */ | |
52a90c29 | 3557 | static void |
37344ffa | 3558 | register_rec(struct ovsrec_port *rec) |
52a90c29 | 3559 | { |
37344ffa EJ |
3560 | if (n_recs >= allocated_recs) { |
3561 | recs = x2nrealloc(recs, &allocated_recs, sizeof *recs); | |
52a90c29 | 3562 | } |
37344ffa | 3563 | recs[n_recs++] = rec; |
52a90c29 BP |
3564 | } |
3565 | ||
37344ffa | 3566 | /* Frees all of the ports registered with register_reg(). */ |
52a90c29 | 3567 | static void |
37344ffa | 3568 | free_registered_recs(void) |
52a90c29 BP |
3569 | { |
3570 | size_t i; | |
3571 | ||
37344ffa EJ |
3572 | for (i = 0; i < n_recs; i++) { |
3573 | struct ovsrec_port *port = recs[i]; | |
3574 | size_t j; | |
3575 | ||
3576 | for (j = 0; j < port->n_interfaces; j++) { | |
3577 | struct ovsrec_interface *iface = port->interfaces[j]; | |
3578 | free(iface->name); | |
3579 | free(iface); | |
3580 | } | |
3581 | ||
a699f614 | 3582 | smap_destroy(&port->other_config); |
37344ffa EJ |
3583 | free(port->interfaces); |
3584 | free(port->name); | |
3585 | free(port->tag); | |
37344ffa | 3586 | free(port); |
52a90c29 | 3587 | } |
37344ffa | 3588 | n_recs = 0; |
52a90c29 BP |
3589 | } |
3590 | ||
3591 | /* Returns true if VLAN splinters are enabled on 'iface_cfg', false | |
3592 | * otherwise. */ | |
3593 | static bool | |
3594 | vlan_splinters_is_enabled(const struct ovsrec_interface *iface_cfg) | |
3595 | { | |
a699f614 EJ |
3596 | return smap_get_bool(&iface_cfg->other_config, "enable-vlan-splinters", |
3597 | false); | |
52a90c29 BP |
3598 | } |
3599 | ||
3600 | /* Figures out the set of VLANs that are in use for the purpose of VLAN | |
3601 | * splinters. | |
3602 | * | |
3603 | * If VLAN splinters are enabled on at least one interface and any VLANs are in | |
3604 | * use, returns a 4096-bit bitmap with a 1-bit for each in-use VLAN (bits 0 and | |
3605 | * 4095 will not be set). The caller is responsible for freeing the bitmap, | |
3606 | * with free(). | |
3607 | * | |
3608 | * If VLANs splinters are not enabled on any interface or if no VLANs are in | |
3609 | * use, returns NULL. | |
3610 | * | |
3611 | * Updates 'vlan_splinters_enabled_anywhere'. */ | |
3612 | static unsigned long int * | |
3613 | collect_splinter_vlans(const struct ovsrec_open_vswitch *ovs_cfg) | |
3614 | { | |
3615 | unsigned long int *splinter_vlans; | |
3616 | struct sset splinter_ifaces; | |
3617 | const char *real_dev_name; | |
3618 | struct shash *real_devs; | |
3619 | struct shash_node *node; | |
3620 | struct bridge *br; | |
3621 | size_t i; | |
3622 | ||
7c70698f BP |
3623 | /* Free space allocated for synthesized ports and interfaces, since we're |
3624 | * in the process of reconstructing all of them. */ | |
37344ffa | 3625 | free_registered_recs(); |
7c70698f | 3626 | |
45c580a3 | 3627 | splinter_vlans = bitmap_allocate(4096); |
52a90c29 | 3628 | sset_init(&splinter_ifaces); |
45c580a3 | 3629 | vlan_splinters_enabled_anywhere = false; |
52a90c29 BP |
3630 | for (i = 0; i < ovs_cfg->n_bridges; i++) { |
3631 | struct ovsrec_bridge *br_cfg = ovs_cfg->bridges[i]; | |
3632 | size_t j; | |
3633 | ||
3634 | for (j = 0; j < br_cfg->n_ports; j++) { | |
3635 | struct ovsrec_port *port_cfg = br_cfg->ports[j]; | |
3636 | int k; | |
3637 | ||
3638 | for (k = 0; k < port_cfg->n_interfaces; k++) { | |
3639 | struct ovsrec_interface *iface_cfg = port_cfg->interfaces[k]; | |
3640 | ||
3641 | if (vlan_splinters_is_enabled(iface_cfg)) { | |
45c580a3 | 3642 | vlan_splinters_enabled_anywhere = true; |
52a90c29 | 3643 | sset_add(&splinter_ifaces, iface_cfg->name); |
52a90c29 BP |
3644 | vlan_bitmap_from_array__(port_cfg->trunks, |
3645 | port_cfg->n_trunks, | |
3646 | splinter_vlans); | |
3647 | } | |
3648 | } | |
45c580a3 BP |
3649 | |
3650 | if (port_cfg->tag && *port_cfg->tag > 0 && *port_cfg->tag < 4095) { | |
3651 | bitmap_set1(splinter_vlans, *port_cfg->tag); | |
3652 | } | |
52a90c29 BP |
3653 | } |
3654 | } | |
3655 | ||
45c580a3 BP |
3656 | if (!vlan_splinters_enabled_anywhere) { |
3657 | free(splinter_vlans); | |
52a90c29 BP |
3658 | sset_destroy(&splinter_ifaces); |
3659 | return NULL; | |
3660 | } | |
3661 | ||
3662 | HMAP_FOR_EACH (br, node, &all_bridges) { | |
3663 | if (br->ofproto) { | |
3664 | ofproto_get_vlan_usage(br->ofproto, splinter_vlans); | |
3665 | } | |
3666 | } | |
3667 | ||
3668 | /* Don't allow VLANs 0 or 4095 to be splintered. VLAN 0 should appear on | |
3669 | * the real device. VLAN 4095 is reserved and Linux doesn't allow a VLAN | |
3670 | * device to be created for it. */ | |
3671 | bitmap_set0(splinter_vlans, 0); | |
3672 | bitmap_set0(splinter_vlans, 4095); | |
3673 | ||
3674 | /* Delete all VLAN devices that we don't need. */ | |
3675 | vlandev_refresh(); | |
3676 | real_devs = vlandev_get_real_devs(); | |
3677 | SHASH_FOR_EACH (node, real_devs) { | |
3678 | const struct vlan_real_dev *real_dev = node->data; | |
3679 | const struct vlan_dev *vlan_dev; | |
3680 | bool real_dev_has_splinters; | |
3681 | ||
3682 | real_dev_has_splinters = sset_contains(&splinter_ifaces, | |
3683 | real_dev->name); | |
3684 | HMAP_FOR_EACH (vlan_dev, hmap_node, &real_dev->vlan_devs) { | |
3685 | if (!real_dev_has_splinters | |
3686 | || !bitmap_is_set(splinter_vlans, vlan_dev->vid)) { | |
3687 | struct netdev *netdev; | |
3688 | ||
3689 | if (!netdev_open(vlan_dev->name, "system", &netdev)) { | |
3690 | if (!netdev_get_in4(netdev, NULL, NULL) || | |
3691 | !netdev_get_in6(netdev, NULL)) { | |
3692 | vlandev_del(vlan_dev->name); | |
3693 | } else { | |
3694 | /* It has an IP address configured, so we don't own | |
3695 | * it. Don't delete it. */ | |
3696 | } | |
3697 | netdev_close(netdev); | |
3698 | } | |
3699 | } | |
3700 | ||
3701 | } | |
3702 | } | |
3703 | ||
3704 | /* Add all VLAN devices that we need. */ | |
3705 | SSET_FOR_EACH (real_dev_name, &splinter_ifaces) { | |
3706 | int vid; | |
3707 | ||
3708 | BITMAP_FOR_EACH_1 (vid, 4096, splinter_vlans) { | |
3709 | if (!vlandev_get_name(real_dev_name, vid)) { | |
3710 | vlandev_add(real_dev_name, vid); | |
3711 | } | |
3712 | } | |
3713 | } | |
3714 | ||
3715 | vlandev_refresh(); | |
3716 | ||
3717 | sset_destroy(&splinter_ifaces); | |
3718 | ||
3719 | if (bitmap_scan(splinter_vlans, 0, 4096) >= 4096) { | |
3720 | free(splinter_vlans); | |
3721 | return NULL; | |
3722 | } | |
3723 | return splinter_vlans; | |
3724 | } | |
3725 | ||
3726 | /* Pushes the configure of VLAN splinter port 'port' (e.g. eth0.9) down to | |
3727 | * ofproto. */ | |
3728 | static void | |
3729 | configure_splinter_port(struct port *port) | |
3730 | { | |
3731 | struct ofproto *ofproto = port->bridge->ofproto; | |
3732 | uint16_t realdev_ofp_port; | |
3733 | const char *realdev_name; | |
3734 | struct iface *vlandev, *realdev; | |
3735 | ||
3736 | ofproto_bundle_unregister(port->bridge->ofproto, port); | |
3737 | ||
3738 | vlandev = CONTAINER_OF(list_front(&port->ifaces), struct iface, | |
3739 | port_elem); | |
3740 | ||
a699f614 | 3741 | realdev_name = smap_get(&port->cfg->other_config, "realdev"); |
52a90c29 BP |
3742 | realdev = iface_lookup(port->bridge, realdev_name); |
3743 | realdev_ofp_port = realdev ? realdev->ofp_port : 0; | |
3744 | ||
3745 | ofproto_port_set_realdev(ofproto, vlandev->ofp_port, realdev_ofp_port, | |
3746 | *port->cfg->tag); | |
3747 | } | |
3748 | ||
3749 | static struct ovsrec_port * | |
3750 | synthesize_splinter_port(const char *real_dev_name, | |
3751 | const char *vlan_dev_name, int vid) | |
3752 | { | |
3753 | struct ovsrec_interface *iface; | |
3754 | struct ovsrec_port *port; | |
3755 | ||
a699f614 EJ |
3756 | iface = xmalloc(sizeof *iface); |
3757 | ovsrec_interface_init(iface); | |
52a90c29 BP |
3758 | iface->name = xstrdup(vlan_dev_name); |
3759 | iface->type = "system"; | |
3760 | ||
a699f614 EJ |
3761 | port = xmalloc(sizeof *port); |
3762 | ovsrec_port_init(port); | |
52a90c29 BP |
3763 | port->interfaces = xmemdup(&iface, sizeof iface); |
3764 | port->n_interfaces = 1; | |
3765 | port->name = xstrdup(vlan_dev_name); | |
3766 | port->vlan_mode = "splinter"; | |
3767 | port->tag = xmalloc(sizeof *port->tag); | |
3768 | *port->tag = vid; | |
a699f614 EJ |
3769 | |
3770 | smap_add(&port->other_config, "realdev", real_dev_name); | |
52a90c29 | 3771 | |
37344ffa | 3772 | register_rec(port); |
52a90c29 BP |
3773 | return port; |
3774 | } | |
3775 | ||
3776 | /* For each interface with 'br' that has VLAN splinters enabled, adds a | |
3777 | * corresponding ovsrec_port to 'ports' for each splinter VLAN marked with a | |
3778 | * 1-bit in the 'splinter_vlans' bitmap. */ | |
3779 | static void | |
3780 | add_vlan_splinter_ports(struct bridge *br, | |
3781 | const unsigned long int *splinter_vlans, | |
3782 | struct shash *ports) | |
3783 | { | |
3784 | size_t i; | |
3785 | ||
52a90c29 BP |
3786 | /* We iterate through 'br->cfg->ports' instead of 'ports' here because |
3787 | * we're modifying 'ports'. */ | |
3788 | for (i = 0; i < br->cfg->n_ports; i++) { | |
3789 | const char *name = br->cfg->ports[i]->name; | |
3790 | struct ovsrec_port *port_cfg = shash_find_data(ports, name); | |
3791 | size_t j; | |
3792 | ||
3793 | for (j = 0; j < port_cfg->n_interfaces; j++) { | |
3794 | struct ovsrec_interface *iface_cfg = port_cfg->interfaces[j]; | |
3795 | ||
3796 | if (vlan_splinters_is_enabled(iface_cfg)) { | |
3797 | const char *real_dev_name; | |
3798 | uint16_t vid; | |
3799 | ||
3800 | real_dev_name = iface_cfg->name; | |
3801 | BITMAP_FOR_EACH_1 (vid, 4096, splinter_vlans) { | |
3802 | const char *vlan_dev_name; | |
3803 | ||
3804 | vlan_dev_name = vlandev_get_name(real_dev_name, vid); | |
3805 | if (vlan_dev_name | |
3806 | && !shash_find(ports, vlan_dev_name)) { | |
3807 | shash_add(ports, vlan_dev_name, | |
3808 | synthesize_splinter_port( | |
3809 | real_dev_name, vlan_dev_name, vid)); | |
3810 | } | |
3811 | } | |
3812 | } | |
3813 | } | |
3814 | } | |
3815 | } | |
9d24de3b JP |
3816 | |
3817 | static void | |
3818 | mirror_refresh_stats(struct mirror *m) | |
3819 | { | |
3820 | struct ofproto *ofproto = m->bridge->ofproto; | |
3821 | uint64_t tx_packets, tx_bytes; | |
3822 | char *keys[2]; | |
3823 | int64_t values[2]; | |
3824 | size_t stat_cnt = 0; | |
3825 | ||
3826 | if (ofproto_mirror_get_stats(ofproto, m, &tx_packets, &tx_bytes)) { | |
3827 | ovsrec_mirror_set_statistics(m->cfg, NULL, NULL, 0); | |
3828 | return; | |
3829 | } | |
3830 | ||
3831 | if (tx_packets != UINT64_MAX) { | |
3832 | keys[stat_cnt] = "tx_packets"; | |
3833 | values[stat_cnt] = tx_packets; | |
3834 | stat_cnt++; | |
3835 | } | |
3836 | if (tx_bytes != UINT64_MAX) { | |
3837 | keys[stat_cnt] = "tx_bytes"; | |
3838 | values[stat_cnt] = tx_bytes; | |
3839 | stat_cnt++; | |
3840 | } | |
3841 | ||
3842 | ovsrec_mirror_set_statistics(m->cfg, keys, values, stat_cnt); | |
3843 | } |