Commit | Line | Data |
---|---|---|
0a2a78c4 JP |
1 | /* |
2 | * drivers/net/bond/bond_netlink.c - Netlink interface for bonding | |
3 | * Copyright (c) 2013 Jiri Pirko <jiri@resnulli.us> | |
eecdaa6e | 4 | * Copyright (c) 2013 Scott Feldman <sfeldma@cumulusnetworks.com> |
0a2a78c4 JP |
5 | * |
6 | * This program is free software; you can redistribute it and/or modify | |
7 | * it under the terms of the GNU General Public License as published by | |
8 | * the Free Software Foundation; either version 2 of the License, or | |
9 | * (at your option) any later version. | |
10 | */ | |
11 | ||
0a2a78c4 JP |
12 | #include <linux/module.h> |
13 | #include <linux/errno.h> | |
14 | #include <linux/netdevice.h> | |
15 | #include <linux/etherdevice.h> | |
16 | #include <linux/if_link.h> | |
17 | #include <linux/if_ether.h> | |
18 | #include <net/netlink.h> | |
19 | #include <net/rtnetlink.h> | |
1ef8019b | 20 | #include <net/bonding.h> |
0a2a78c4 | 21 | |
3bad540e JP |
22 | static size_t bond_get_slave_size(const struct net_device *bond_dev, |
23 | const struct net_device *slave_dev) | |
24 | { | |
25 | return nla_total_size(sizeof(u8)) + /* IFLA_BOND_SLAVE_STATE */ | |
26 | nla_total_size(sizeof(u8)) + /* IFLA_BOND_SLAVE_MII_STATUS */ | |
27 | nla_total_size(sizeof(u32)) + /* IFLA_BOND_SLAVE_LINK_FAILURE_COUNT */ | |
28 | nla_total_size(MAX_ADDR_LEN) + /* IFLA_BOND_SLAVE_PERM_HWADDR */ | |
29 | nla_total_size(sizeof(u16)) + /* IFLA_BOND_SLAVE_QUEUE_ID */ | |
30 | nla_total_size(sizeof(u16)) + /* IFLA_BOND_SLAVE_AD_AGGREGATOR_ID */ | |
254cb6db | 31 | nla_total_size(sizeof(u8)) + /* IFLA_BOND_SLAVE_AD_ACTOR_OPER_PORT_STATE */ |
46ea297e | 32 | nla_total_size(sizeof(u16)) + /* IFLA_BOND_SLAVE_AD_PARTNER_OPER_PORT_STATE */ |
3bad540e JP |
33 | 0; |
34 | } | |
35 | ||
36 | static int bond_fill_slave_info(struct sk_buff *skb, | |
37 | const struct net_device *bond_dev, | |
38 | const struct net_device *slave_dev) | |
1d3ee88a | 39 | { |
40 | struct slave *slave = bond_slave_get_rtnl(slave_dev); | |
1d3ee88a | 41 | |
df7dbcbb | 42 | if (nla_put_u8(skb, IFLA_BOND_SLAVE_STATE, bond_slave_state(slave))) |
1d3ee88a | 43 | goto nla_put_failure; |
44 | ||
df7dbcbb | 45 | if (nla_put_u8(skb, IFLA_BOND_SLAVE_MII_STATUS, slave->link)) |
1d3ee88a | 46 | goto nla_put_failure; |
47 | ||
df7dbcbb | 48 | if (nla_put_u32(skb, IFLA_BOND_SLAVE_LINK_FAILURE_COUNT, |
1d3ee88a | 49 | slave->link_failure_count)) |
50 | goto nla_put_failure; | |
51 | ||
df7dbcbb | 52 | if (nla_put(skb, IFLA_BOND_SLAVE_PERM_HWADDR, |
1d3ee88a | 53 | slave_dev->addr_len, slave->perm_hwaddr)) |
54 | goto nla_put_failure; | |
55 | ||
df7dbcbb | 56 | if (nla_put_u16(skb, IFLA_BOND_SLAVE_QUEUE_ID, slave->queue_id)) |
1d3ee88a | 57 | goto nla_put_failure; |
58 | ||
01844098 | 59 | if (BOND_MODE(slave->bond) == BOND_MODE_8023AD) { |
3bad540e | 60 | const struct aggregator *agg; |
254cb6db | 61 | const struct port *ad_port; |
3bad540e | 62 | |
254cb6db | 63 | ad_port = &SLAVE_AD_INFO(slave)->port; |
3fdddd85 | 64 | agg = SLAVE_AD_INFO(slave)->port.aggregator; |
254cb6db | 65 | if (agg) { |
df7dbcbb | 66 | if (nla_put_u16(skb, IFLA_BOND_SLAVE_AD_AGGREGATOR_ID, |
1d3ee88a | 67 | agg->aggregator_identifier)) |
68 | goto nla_put_failure; | |
254cb6db NA |
69 | if (nla_put_u8(skb, |
70 | IFLA_BOND_SLAVE_AD_ACTOR_OPER_PORT_STATE, | |
71 | ad_port->actor_oper_port_state)) | |
72 | goto nla_put_failure; | |
46ea297e NA |
73 | if (nla_put_u16(skb, |
74 | IFLA_BOND_SLAVE_AD_PARTNER_OPER_PORT_STATE, | |
75 | ad_port->partner_oper.port_state)) | |
76 | goto nla_put_failure; | |
254cb6db | 77 | } |
1d3ee88a | 78 | } |
79 | ||
80 | return 0; | |
81 | ||
82 | nla_put_failure: | |
83 | return -EMSGSIZE; | |
84 | } | |
85 | ||
90af2311 JP |
86 | static const struct nla_policy bond_policy[IFLA_BOND_MAX + 1] = { |
87 | [IFLA_BOND_MODE] = { .type = NLA_U8 }, | |
ec76aa49 | 88 | [IFLA_BOND_ACTIVE_SLAVE] = { .type = NLA_U32 }, |
eecdaa6e | 89 | [IFLA_BOND_MIIMON] = { .type = NLA_U32 }, |
25852e29 | 90 | [IFLA_BOND_UPDELAY] = { .type = NLA_U32 }, |
c7461f9b | 91 | [IFLA_BOND_DOWNDELAY] = { .type = NLA_U32 }, |
9f53e14e | 92 | [IFLA_BOND_USE_CARRIER] = { .type = NLA_U8 }, |
06151dbc | 93 | [IFLA_BOND_ARP_INTERVAL] = { .type = NLA_U32 }, |
7f28fa10 | 94 | [IFLA_BOND_ARP_IP_TARGET] = { .type = NLA_NESTED }, |
29c49482 | 95 | [IFLA_BOND_ARP_VALIDATE] = { .type = NLA_U32 }, |
d5c84254 | 96 | [IFLA_BOND_ARP_ALL_TARGETS] = { .type = NLA_U32 }, |
0a98a0d1 | 97 | [IFLA_BOND_PRIMARY] = { .type = NLA_U32 }, |
8a41ae44 | 98 | [IFLA_BOND_PRIMARY_RESELECT] = { .type = NLA_U8 }, |
89901972 | 99 | [IFLA_BOND_FAIL_OVER_MAC] = { .type = NLA_U8 }, |
f70161c6 | 100 | [IFLA_BOND_XMIT_HASH_POLICY] = { .type = NLA_U8 }, |
d8838de7 | 101 | [IFLA_BOND_RESEND_IGMP] = { .type = NLA_U32 }, |
2c9839c1 | 102 | [IFLA_BOND_NUM_PEER_NOTIF] = { .type = NLA_U8 }, |
1cc0b1e3 | 103 | [IFLA_BOND_ALL_SLAVES_ACTIVE] = { .type = NLA_U8 }, |
7d101008 | 104 | [IFLA_BOND_MIN_LINKS] = { .type = NLA_U32 }, |
8d836d09 | 105 | [IFLA_BOND_LP_INTERVAL] = { .type = NLA_U32 }, |
c13ab3ff | 106 | [IFLA_BOND_PACKETS_PER_SLAVE] = { .type = NLA_U32 }, |
998e40bb | 107 | [IFLA_BOND_AD_LACP_RATE] = { .type = NLA_U8 }, |
ec029fac | 108 | [IFLA_BOND_AD_SELECT] = { .type = NLA_U8 }, |
4ee7ac75 | 109 | [IFLA_BOND_AD_INFO] = { .type = NLA_NESTED }, |
171a42c3 AG |
110 | [IFLA_BOND_AD_ACTOR_SYS_PRIO] = { .type = NLA_U16 }, |
111 | [IFLA_BOND_AD_USER_PORT_KEY] = { .type = NLA_U16 }, | |
112 | [IFLA_BOND_AD_ACTOR_SYSTEM] = { .type = NLA_BINARY, | |
113 | .len = ETH_ALEN }, | |
90af2311 JP |
114 | }; |
115 | ||
cea6aeb6 JP |
116 | static const struct nla_policy bond_slave_policy[IFLA_BOND_SLAVE_MAX + 1] = { |
117 | [IFLA_BOND_SLAVE_QUEUE_ID] = { .type = NLA_U16 }, | |
118 | }; | |
119 | ||
0a2a78c4 JP |
120 | static int bond_validate(struct nlattr *tb[], struct nlattr *data[]) |
121 | { | |
122 | if (tb[IFLA_ADDRESS]) { | |
123 | if (nla_len(tb[IFLA_ADDRESS]) != ETH_ALEN) | |
124 | return -EINVAL; | |
125 | if (!is_valid_ether_addr(nla_data(tb[IFLA_ADDRESS]))) | |
126 | return -EADDRNOTAVAIL; | |
127 | } | |
128 | return 0; | |
129 | } | |
130 | ||
0f23124a NA |
131 | static int bond_slave_changelink(struct net_device *bond_dev, |
132 | struct net_device *slave_dev, | |
133 | struct nlattr *tb[], struct nlattr *data[]) | |
134 | { | |
135 | struct bonding *bond = netdev_priv(bond_dev); | |
136 | struct bond_opt_value newval; | |
137 | int err; | |
138 | ||
139 | if (!data) | |
140 | return 0; | |
141 | ||
142 | if (data[IFLA_BOND_SLAVE_QUEUE_ID]) { | |
143 | u16 queue_id = nla_get_u16(data[IFLA_BOND_SLAVE_QUEUE_ID]); | |
144 | char queue_id_str[IFNAMSIZ + 7]; | |
145 | ||
146 | /* queue_id option setting expects slave_name:queue_id */ | |
147 | snprintf(queue_id_str, sizeof(queue_id_str), "%s:%u\n", | |
148 | slave_dev->name, queue_id); | |
149 | bond_opt_initstr(&newval, queue_id_str); | |
150 | err = __bond_opt_set(bond, BOND_OPT_QUEUE_ID, &newval); | |
151 | if (err) | |
152 | return err; | |
153 | } | |
154 | ||
155 | return 0; | |
156 | } | |
157 | ||
90af2311 JP |
158 | static int bond_changelink(struct net_device *bond_dev, |
159 | struct nlattr *tb[], struct nlattr *data[]) | |
160 | { | |
161 | struct bonding *bond = netdev_priv(bond_dev); | |
2b3798d5 | 162 | struct bond_opt_value newval; |
06151dbc | 163 | int miimon = 0; |
90af2311 JP |
164 | int err; |
165 | ||
eecdaa6e | 166 | if (!data) |
167 | return 0; | |
168 | ||
169 | if (data[IFLA_BOND_MODE]) { | |
90af2311 JP |
170 | int mode = nla_get_u8(data[IFLA_BOND_MODE]); |
171 | ||
2b3798d5 NA |
172 | bond_opt_initval(&newval, mode); |
173 | err = __bond_opt_set(bond, BOND_OPT_MODE, &newval); | |
90af2311 JP |
174 | if (err) |
175 | return err; | |
176 | } | |
eecdaa6e | 177 | if (data[IFLA_BOND_ACTIVE_SLAVE]) { |
ec76aa49 JP |
178 | int ifindex = nla_get_u32(data[IFLA_BOND_ACTIVE_SLAVE]); |
179 | struct net_device *slave_dev; | |
d1fbd3ed | 180 | char *active_slave = ""; |
ec76aa49 | 181 | |
d1fbd3ed | 182 | if (ifindex != 0) { |
ec76aa49 JP |
183 | slave_dev = __dev_get_by_index(dev_net(bond_dev), |
184 | ifindex); | |
185 | if (!slave_dev) | |
186 | return -ENODEV; | |
d1fbd3ed | 187 | active_slave = slave_dev->name; |
ec76aa49 | 188 | } |
d1fbd3ed NA |
189 | bond_opt_initstr(&newval, active_slave); |
190 | err = __bond_opt_set(bond, BOND_OPT_ACTIVE_SLAVE, &newval); | |
ec76aa49 JP |
191 | if (err) |
192 | return err; | |
193 | } | |
eecdaa6e | 194 | if (data[IFLA_BOND_MIIMON]) { |
06151dbc | 195 | miimon = nla_get_u32(data[IFLA_BOND_MIIMON]); |
eecdaa6e | 196 | |
b98d9c66 NA |
197 | bond_opt_initval(&newval, miimon); |
198 | err = __bond_opt_set(bond, BOND_OPT_MIIMON, &newval); | |
eecdaa6e | 199 | if (err) |
200 | return err; | |
201 | } | |
25852e29 | 202 | if (data[IFLA_BOND_UPDELAY]) { |
203 | int updelay = nla_get_u32(data[IFLA_BOND_UPDELAY]); | |
204 | ||
e4994612 NA |
205 | bond_opt_initval(&newval, updelay); |
206 | err = __bond_opt_set(bond, BOND_OPT_UPDELAY, &newval); | |
25852e29 | 207 | if (err) |
208 | return err; | |
209 | } | |
c7461f9b | 210 | if (data[IFLA_BOND_DOWNDELAY]) { |
211 | int downdelay = nla_get_u32(data[IFLA_BOND_DOWNDELAY]); | |
212 | ||
25a9b54a NA |
213 | bond_opt_initval(&newval, downdelay); |
214 | err = __bond_opt_set(bond, BOND_OPT_DOWNDELAY, &newval); | |
c7461f9b | 215 | if (err) |
216 | return err; | |
217 | } | |
9f53e14e | 218 | if (data[IFLA_BOND_USE_CARRIER]) { |
219 | int use_carrier = nla_get_u8(data[IFLA_BOND_USE_CARRIER]); | |
220 | ||
0fff0608 NA |
221 | bond_opt_initval(&newval, use_carrier); |
222 | err = __bond_opt_set(bond, BOND_OPT_USE_CARRIER, &newval); | |
9f53e14e | 223 | if (err) |
224 | return err; | |
225 | } | |
06151dbc | 226 | if (data[IFLA_BOND_ARP_INTERVAL]) { |
227 | int arp_interval = nla_get_u32(data[IFLA_BOND_ARP_INTERVAL]); | |
228 | ||
229 | if (arp_interval && miimon) { | |
a5f24542 | 230 | netdev_err(bond->dev, "ARP monitoring cannot be used with MII monitoring\n"); |
06151dbc | 231 | return -EINVAL; |
232 | } | |
233 | ||
7bdb04ed NA |
234 | bond_opt_initval(&newval, arp_interval); |
235 | err = __bond_opt_set(bond, BOND_OPT_ARP_INTERVAL, &newval); | |
06151dbc | 236 | if (err) |
237 | return err; | |
238 | } | |
7f28fa10 | 239 | if (data[IFLA_BOND_ARP_IP_TARGET]) { |
7f28fa10 | 240 | struct nlattr *attr; |
241 | int i = 0, rem; | |
242 | ||
4fb0ef58 | 243 | bond_option_arp_ip_targets_clear(bond); |
7f28fa10 | 244 | nla_for_each_nested(attr, data[IFLA_BOND_ARP_IP_TARGET], rem) { |
f6c6fda4 TG |
245 | __be32 target; |
246 | ||
247 | if (nla_len(attr) < sizeof(target)) | |
248 | return -EINVAL; | |
249 | ||
250 | target = nla_get_be32(attr); | |
7f28fa10 | 251 | |
a19a7ec8 | 252 | bond_opt_initval(&newval, (__force u64)target); |
4fb0ef58 NA |
253 | err = __bond_opt_set(bond, BOND_OPT_ARP_TARGETS, |
254 | &newval); | |
255 | if (err) | |
256 | break; | |
257 | i++; | |
258 | } | |
259 | if (i == 0 && bond->params.arp_interval) | |
a5f24542 | 260 | netdev_warn(bond->dev, "Removing last arp target with arp_interval on\n"); |
7f28fa10 | 261 | if (err) |
262 | return err; | |
263 | } | |
29c49482 | 264 | if (data[IFLA_BOND_ARP_VALIDATE]) { |
265 | int arp_validate = nla_get_u32(data[IFLA_BOND_ARP_VALIDATE]); | |
266 | ||
267 | if (arp_validate && miimon) { | |
a5f24542 | 268 | netdev_err(bond->dev, "ARP validating cannot be used with MII monitoring\n"); |
29c49482 | 269 | return -EINVAL; |
270 | } | |
271 | ||
16228881 NA |
272 | bond_opt_initval(&newval, arp_validate); |
273 | err = __bond_opt_set(bond, BOND_OPT_ARP_VALIDATE, &newval); | |
29c49482 | 274 | if (err) |
275 | return err; | |
276 | } | |
d5c84254 | 277 | if (data[IFLA_BOND_ARP_ALL_TARGETS]) { |
278 | int arp_all_targets = | |
279 | nla_get_u32(data[IFLA_BOND_ARP_ALL_TARGETS]); | |
280 | ||
edf36b24 NA |
281 | bond_opt_initval(&newval, arp_all_targets); |
282 | err = __bond_opt_set(bond, BOND_OPT_ARP_ALL_TARGETS, &newval); | |
d5c84254 | 283 | if (err) |
284 | return err; | |
285 | } | |
0a98a0d1 | 286 | if (data[IFLA_BOND_PRIMARY]) { |
287 | int ifindex = nla_get_u32(data[IFLA_BOND_PRIMARY]); | |
288 | struct net_device *dev; | |
289 | char *primary = ""; | |
290 | ||
291 | dev = __dev_get_by_index(dev_net(bond_dev), ifindex); | |
292 | if (dev) | |
293 | primary = dev->name; | |
294 | ||
180222f0 NA |
295 | bond_opt_initstr(&newval, primary); |
296 | err = __bond_opt_set(bond, BOND_OPT_PRIMARY, &newval); | |
0a98a0d1 | 297 | if (err) |
298 | return err; | |
299 | } | |
8a41ae44 | 300 | if (data[IFLA_BOND_PRIMARY_RESELECT]) { |
301 | int primary_reselect = | |
302 | nla_get_u8(data[IFLA_BOND_PRIMARY_RESELECT]); | |
303 | ||
388d3a6d NA |
304 | bond_opt_initval(&newval, primary_reselect); |
305 | err = __bond_opt_set(bond, BOND_OPT_PRIMARY_RESELECT, &newval); | |
8a41ae44 | 306 | if (err) |
307 | return err; | |
308 | } | |
89901972 | 309 | if (data[IFLA_BOND_FAIL_OVER_MAC]) { |
310 | int fail_over_mac = | |
311 | nla_get_u8(data[IFLA_BOND_FAIL_OVER_MAC]); | |
312 | ||
1df6b6aa NA |
313 | bond_opt_initval(&newval, fail_over_mac); |
314 | err = __bond_opt_set(bond, BOND_OPT_FAIL_OVER_MAC, &newval); | |
89901972 | 315 | if (err) |
316 | return err; | |
317 | } | |
f70161c6 | 318 | if (data[IFLA_BOND_XMIT_HASH_POLICY]) { |
319 | int xmit_hash_policy = | |
320 | nla_get_u8(data[IFLA_BOND_XMIT_HASH_POLICY]); | |
321 | ||
a4b32ce7 NA |
322 | bond_opt_initval(&newval, xmit_hash_policy); |
323 | err = __bond_opt_set(bond, BOND_OPT_XMIT_HASH, &newval); | |
f70161c6 | 324 | if (err) |
325 | return err; | |
326 | } | |
d8838de7 | 327 | if (data[IFLA_BOND_RESEND_IGMP]) { |
328 | int resend_igmp = | |
329 | nla_get_u32(data[IFLA_BOND_RESEND_IGMP]); | |
330 | ||
105c8fb6 NA |
331 | bond_opt_initval(&newval, resend_igmp); |
332 | err = __bond_opt_set(bond, BOND_OPT_RESEND_IGMP, &newval); | |
d8838de7 | 333 | if (err) |
334 | return err; | |
335 | } | |
2c9839c1 | 336 | if (data[IFLA_BOND_NUM_PEER_NOTIF]) { |
337 | int num_peer_notif = | |
338 | nla_get_u8(data[IFLA_BOND_NUM_PEER_NOTIF]); | |
339 | ||
ef56becb NA |
340 | bond_opt_initval(&newval, num_peer_notif); |
341 | err = __bond_opt_set(bond, BOND_OPT_NUM_PEER_NOTIF, &newval); | |
2c9839c1 | 342 | if (err) |
343 | return err; | |
344 | } | |
1cc0b1e3 | 345 | if (data[IFLA_BOND_ALL_SLAVES_ACTIVE]) { |
346 | int all_slaves_active = | |
347 | nla_get_u8(data[IFLA_BOND_ALL_SLAVES_ACTIVE]); | |
348 | ||
3df01162 NA |
349 | bond_opt_initval(&newval, all_slaves_active); |
350 | err = __bond_opt_set(bond, BOND_OPT_ALL_SLAVES_ACTIVE, &newval); | |
1cc0b1e3 | 351 | if (err) |
352 | return err; | |
353 | } | |
7d101008 | 354 | if (data[IFLA_BOND_MIN_LINKS]) { |
355 | int min_links = | |
356 | nla_get_u32(data[IFLA_BOND_MIN_LINKS]); | |
357 | ||
633ddc9e NA |
358 | bond_opt_initval(&newval, min_links); |
359 | err = __bond_opt_set(bond, BOND_OPT_MINLINKS, &newval); | |
7d101008 | 360 | if (err) |
361 | return err; | |
362 | } | |
8d836d09 | 363 | if (data[IFLA_BOND_LP_INTERVAL]) { |
364 | int lp_interval = | |
365 | nla_get_u32(data[IFLA_BOND_LP_INTERVAL]); | |
366 | ||
4325b374 NA |
367 | bond_opt_initval(&newval, lp_interval); |
368 | err = __bond_opt_set(bond, BOND_OPT_LP_INTERVAL, &newval); | |
8d836d09 | 369 | if (err) |
370 | return err; | |
371 | } | |
c13ab3ff | 372 | if (data[IFLA_BOND_PACKETS_PER_SLAVE]) { |
373 | int packets_per_slave = | |
374 | nla_get_u32(data[IFLA_BOND_PACKETS_PER_SLAVE]); | |
375 | ||
aa59d851 NA |
376 | bond_opt_initval(&newval, packets_per_slave); |
377 | err = __bond_opt_set(bond, BOND_OPT_PACKETS_PER_SLAVE, &newval); | |
c13ab3ff | 378 | if (err) |
379 | return err; | |
380 | } | |
998e40bb | 381 | if (data[IFLA_BOND_AD_LACP_RATE]) { |
382 | int lacp_rate = | |
383 | nla_get_u8(data[IFLA_BOND_AD_LACP_RATE]); | |
384 | ||
d3131de7 NA |
385 | bond_opt_initval(&newval, lacp_rate); |
386 | err = __bond_opt_set(bond, BOND_OPT_LACP_RATE, &newval); | |
998e40bb | 387 | if (err) |
388 | return err; | |
389 | } | |
ec029fac | 390 | if (data[IFLA_BOND_AD_SELECT]) { |
391 | int ad_select = | |
392 | nla_get_u8(data[IFLA_BOND_AD_SELECT]); | |
393 | ||
9e5f5eeb NA |
394 | bond_opt_initval(&newval, ad_select); |
395 | err = __bond_opt_set(bond, BOND_OPT_AD_SELECT, &newval); | |
ec029fac | 396 | if (err) |
397 | return err; | |
398 | } | |
171a42c3 AG |
399 | if (data[IFLA_BOND_AD_ACTOR_SYS_PRIO]) { |
400 | int actor_sys_prio = | |
401 | nla_get_u16(data[IFLA_BOND_AD_ACTOR_SYS_PRIO]); | |
402 | ||
403 | bond_opt_initval(&newval, actor_sys_prio); | |
404 | err = __bond_opt_set(bond, BOND_OPT_AD_ACTOR_SYS_PRIO, &newval); | |
405 | if (err) | |
406 | return err; | |
407 | } | |
408 | ||
409 | if (data[IFLA_BOND_AD_USER_PORT_KEY]) { | |
410 | int port_key = | |
411 | nla_get_u16(data[IFLA_BOND_AD_USER_PORT_KEY]); | |
412 | ||
413 | bond_opt_initval(&newval, port_key); | |
414 | err = __bond_opt_set(bond, BOND_OPT_AD_USER_PORT_KEY, &newval); | |
415 | if (err) | |
416 | return err; | |
417 | } | |
418 | ||
419 | if (data[IFLA_BOND_AD_ACTOR_SYSTEM]) { | |
420 | if (nla_len(data[IFLA_BOND_AD_ACTOR_SYSTEM]) != ETH_ALEN) | |
421 | return -EINVAL; | |
422 | ||
423 | bond_opt_initval(&newval, | |
424 | nla_get_be64(data[IFLA_BOND_AD_ACTOR_SYSTEM])); | |
425 | err = __bond_opt_set(bond, BOND_OPT_AD_ACTOR_SYSTEM, &newval); | |
426 | if (err) | |
427 | return err; | |
428 | } | |
90af2311 JP |
429 | return 0; |
430 | } | |
431 | ||
432 | static int bond_newlink(struct net *src_net, struct net_device *bond_dev, | |
433 | struct nlattr *tb[], struct nlattr *data[]) | |
434 | { | |
435 | int err; | |
436 | ||
437 | err = bond_changelink(bond_dev, tb, data); | |
438 | if (err < 0) | |
439 | return err; | |
440 | ||
441 | return register_netdevice(bond_dev); | |
442 | } | |
443 | ||
444 | static size_t bond_get_size(const struct net_device *bond_dev) | |
445 | { | |
e139862e | 446 | return nla_total_size(sizeof(u8)) + /* IFLA_BOND_MODE */ |
eecdaa6e | 447 | nla_total_size(sizeof(u32)) + /* IFLA_BOND_ACTIVE_SLAVE */ |
448 | nla_total_size(sizeof(u32)) + /* IFLA_BOND_MIIMON */ | |
25852e29 | 449 | nla_total_size(sizeof(u32)) + /* IFLA_BOND_UPDELAY */ |
c7461f9b | 450 | nla_total_size(sizeof(u32)) + /* IFLA_BOND_DOWNDELAY */ |
9f53e14e | 451 | nla_total_size(sizeof(u8)) + /* IFLA_BOND_USE_CARRIER */ |
06151dbc | 452 | nla_total_size(sizeof(u32)) + /* IFLA_BOND_ARP_INTERVAL */ |
7f28fa10 | 453 | /* IFLA_BOND_ARP_IP_TARGET */ |
288db0aa | 454 | nla_total_size(sizeof(struct nlattr)) + |
7f28fa10 | 455 | nla_total_size(sizeof(u32)) * BOND_MAX_ARP_TARGETS + |
29c49482 | 456 | nla_total_size(sizeof(u32)) + /* IFLA_BOND_ARP_VALIDATE */ |
d5c84254 | 457 | nla_total_size(sizeof(u32)) + /* IFLA_BOND_ARP_ALL_TARGETS */ |
0a98a0d1 | 458 | nla_total_size(sizeof(u32)) + /* IFLA_BOND_PRIMARY */ |
8a41ae44 | 459 | nla_total_size(sizeof(u8)) + /* IFLA_BOND_PRIMARY_RESELECT */ |
89901972 | 460 | nla_total_size(sizeof(u8)) + /* IFLA_BOND_FAIL_OVER_MAC */ |
f70161c6 | 461 | nla_total_size(sizeof(u8)) + /* IFLA_BOND_XMIT_HASH_POLICY */ |
d8838de7 | 462 | nla_total_size(sizeof(u32)) + /* IFLA_BOND_RESEND_IGMP */ |
2c9839c1 | 463 | nla_total_size(sizeof(u8)) + /* IFLA_BOND_NUM_PEER_NOTIF */ |
1cc0b1e3 | 464 | nla_total_size(sizeof(u8)) + /* IFLA_BOND_ALL_SLAVES_ACTIVE */ |
7d101008 | 465 | nla_total_size(sizeof(u32)) + /* IFLA_BOND_MIN_LINKS */ |
8d836d09 | 466 | nla_total_size(sizeof(u32)) + /* IFLA_BOND_LP_INTERVAL */ |
c13ab3ff | 467 | nla_total_size(sizeof(u32)) + /* IFLA_BOND_PACKETS_PER_SLAVE */ |
998e40bb | 468 | nla_total_size(sizeof(u8)) + /* IFLA_BOND_AD_LACP_RATE */ |
ec029fac | 469 | nla_total_size(sizeof(u8)) + /* IFLA_BOND_AD_SELECT */ |
4ee7ac75 | 470 | nla_total_size(sizeof(struct nlattr)) + /* IFLA_BOND_AD_INFO */ |
471 | nla_total_size(sizeof(u16)) + /* IFLA_BOND_AD_INFO_AGGREGATOR */ | |
472 | nla_total_size(sizeof(u16)) + /* IFLA_BOND_AD_INFO_NUM_PORTS */ | |
473 | nla_total_size(sizeof(u16)) + /* IFLA_BOND_AD_INFO_ACTOR_KEY */ | |
474 | nla_total_size(sizeof(u16)) + /* IFLA_BOND_AD_INFO_PARTNER_KEY*/ | |
475 | nla_total_size(ETH_ALEN) + /* IFLA_BOND_AD_INFO_PARTNER_MAC*/ | |
171a42c3 AG |
476 | nla_total_size(sizeof(u16)) + /* IFLA_BOND_AD_ACTOR_SYS_PRIO */ |
477 | nla_total_size(sizeof(u16)) + /* IFLA_BOND_AD_USER_PORT_KEY */ | |
478 | nla_total_size(ETH_ALEN) + /* IFLA_BOND_AD_ACTOR_SYSTEM */ | |
eecdaa6e | 479 | 0; |
90af2311 JP |
480 | } |
481 | ||
e965f804 ED |
482 | static int bond_option_active_slave_get_ifindex(struct bonding *bond) |
483 | { | |
484 | const struct net_device *slave; | |
485 | int ifindex; | |
486 | ||
487 | rcu_read_lock(); | |
488 | slave = bond_option_active_slave_get_rcu(bond); | |
489 | ifindex = slave ? slave->ifindex : 0; | |
490 | rcu_read_unlock(); | |
491 | return ifindex; | |
492 | } | |
493 | ||
90af2311 JP |
494 | static int bond_fill_info(struct sk_buff *skb, |
495 | const struct net_device *bond_dev) | |
496 | { | |
497 | struct bonding *bond = netdev_priv(bond_dev); | |
c13ab3ff | 498 | unsigned int packets_per_slave; |
e965f804 ED |
499 | int ifindex, i, targets_added; |
500 | struct nlattr *targets; | |
059b47e8 | 501 | struct slave *primary; |
90af2311 | 502 | |
01844098 | 503 | if (nla_put_u8(skb, IFLA_BOND_MODE, BOND_MODE(bond))) |
90af2311 | 504 | goto nla_put_failure; |
eecdaa6e | 505 | |
e965f804 ED |
506 | ifindex = bond_option_active_slave_get_ifindex(bond); |
507 | if (ifindex && nla_put_u32(skb, IFLA_BOND_ACTIVE_SLAVE, ifindex)) | |
eecdaa6e | 508 | goto nla_put_failure; |
509 | ||
510 | if (nla_put_u32(skb, IFLA_BOND_MIIMON, bond->params.miimon)) | |
511 | goto nla_put_failure; | |
512 | ||
25852e29 | 513 | if (nla_put_u32(skb, IFLA_BOND_UPDELAY, |
514 | bond->params.updelay * bond->params.miimon)) | |
515 | goto nla_put_failure; | |
516 | ||
c7461f9b | 517 | if (nla_put_u32(skb, IFLA_BOND_DOWNDELAY, |
518 | bond->params.downdelay * bond->params.miimon)) | |
519 | goto nla_put_failure; | |
520 | ||
9f53e14e | 521 | if (nla_put_u8(skb, IFLA_BOND_USE_CARRIER, bond->params.use_carrier)) |
522 | goto nla_put_failure; | |
523 | ||
06151dbc | 524 | if (nla_put_u32(skb, IFLA_BOND_ARP_INTERVAL, bond->params.arp_interval)) |
525 | goto nla_put_failure; | |
526 | ||
7f28fa10 | 527 | targets = nla_nest_start(skb, IFLA_BOND_ARP_IP_TARGET); |
528 | if (!targets) | |
529 | goto nla_put_failure; | |
530 | ||
531 | targets_added = 0; | |
532 | for (i = 0; i < BOND_MAX_ARP_TARGETS; i++) { | |
533 | if (bond->params.arp_targets[i]) { | |
e7ef941d | 534 | nla_put_be32(skb, i, bond->params.arp_targets[i]); |
7f28fa10 | 535 | targets_added = 1; |
536 | } | |
537 | } | |
538 | ||
539 | if (targets_added) | |
540 | nla_nest_end(skb, targets); | |
541 | else | |
542 | nla_nest_cancel(skb, targets); | |
543 | ||
29c49482 | 544 | if (nla_put_u32(skb, IFLA_BOND_ARP_VALIDATE, bond->params.arp_validate)) |
545 | goto nla_put_failure; | |
546 | ||
d5c84254 | 547 | if (nla_put_u32(skb, IFLA_BOND_ARP_ALL_TARGETS, |
548 | bond->params.arp_all_targets)) | |
549 | goto nla_put_failure; | |
550 | ||
059b47e8 NA |
551 | primary = rtnl_dereference(bond->primary_slave); |
552 | if (primary && | |
553 | nla_put_u32(skb, IFLA_BOND_PRIMARY, primary->dev->ifindex)) | |
0a98a0d1 | 554 | goto nla_put_failure; |
555 | ||
8a41ae44 | 556 | if (nla_put_u8(skb, IFLA_BOND_PRIMARY_RESELECT, |
557 | bond->params.primary_reselect)) | |
558 | goto nla_put_failure; | |
559 | ||
89901972 | 560 | if (nla_put_u8(skb, IFLA_BOND_FAIL_OVER_MAC, |
561 | bond->params.fail_over_mac)) | |
562 | goto nla_put_failure; | |
563 | ||
f70161c6 | 564 | if (nla_put_u8(skb, IFLA_BOND_XMIT_HASH_POLICY, |
565 | bond->params.xmit_policy)) | |
566 | goto nla_put_failure; | |
567 | ||
d8838de7 | 568 | if (nla_put_u32(skb, IFLA_BOND_RESEND_IGMP, |
569 | bond->params.resend_igmp)) | |
570 | goto nla_put_failure; | |
571 | ||
2c9839c1 | 572 | if (nla_put_u8(skb, IFLA_BOND_NUM_PEER_NOTIF, |
573 | bond->params.num_peer_notif)) | |
574 | goto nla_put_failure; | |
575 | ||
1cc0b1e3 | 576 | if (nla_put_u8(skb, IFLA_BOND_ALL_SLAVES_ACTIVE, |
577 | bond->params.all_slaves_active)) | |
578 | goto nla_put_failure; | |
579 | ||
7d101008 | 580 | if (nla_put_u32(skb, IFLA_BOND_MIN_LINKS, |
581 | bond->params.min_links)) | |
582 | goto nla_put_failure; | |
583 | ||
8d836d09 | 584 | if (nla_put_u32(skb, IFLA_BOND_LP_INTERVAL, |
585 | bond->params.lp_interval)) | |
586 | goto nla_put_failure; | |
587 | ||
c13ab3ff | 588 | packets_per_slave = bond->params.packets_per_slave; |
c13ab3ff | 589 | if (nla_put_u32(skb, IFLA_BOND_PACKETS_PER_SLAVE, |
590 | packets_per_slave)) | |
591 | goto nla_put_failure; | |
592 | ||
998e40bb | 593 | if (nla_put_u8(skb, IFLA_BOND_AD_LACP_RATE, |
594 | bond->params.lacp_fast)) | |
595 | goto nla_put_failure; | |
596 | ||
ec029fac | 597 | if (nla_put_u8(skb, IFLA_BOND_AD_SELECT, |
598 | bond->params.ad_select)) | |
599 | goto nla_put_failure; | |
600 | ||
01844098 | 601 | if (BOND_MODE(bond) == BOND_MODE_8023AD) { |
4ee7ac75 | 602 | struct ad_info info; |
603 | ||
4cd6b475 MB |
604 | if (capable(CAP_NET_ADMIN)) { |
605 | if (nla_put_u16(skb, IFLA_BOND_AD_ACTOR_SYS_PRIO, | |
606 | bond->params.ad_actor_sys_prio)) | |
607 | goto nla_put_failure; | |
171a42c3 | 608 | |
4cd6b475 MB |
609 | if (nla_put_u16(skb, IFLA_BOND_AD_USER_PORT_KEY, |
610 | bond->params.ad_user_port_key)) | |
611 | goto nla_put_failure; | |
171a42c3 | 612 | |
4cd6b475 MB |
613 | if (nla_put(skb, IFLA_BOND_AD_ACTOR_SYSTEM, |
614 | sizeof(bond->params.ad_actor_system), | |
615 | &bond->params.ad_actor_system)) | |
616 | goto nla_put_failure; | |
617 | } | |
4ee7ac75 | 618 | if (!bond_3ad_get_active_agg_info(bond, &info)) { |
619 | struct nlattr *nest; | |
620 | ||
621 | nest = nla_nest_start(skb, IFLA_BOND_AD_INFO); | |
622 | if (!nest) | |
623 | goto nla_put_failure; | |
624 | ||
625 | if (nla_put_u16(skb, IFLA_BOND_AD_INFO_AGGREGATOR, | |
626 | info.aggregator_id)) | |
627 | goto nla_put_failure; | |
628 | if (nla_put_u16(skb, IFLA_BOND_AD_INFO_NUM_PORTS, | |
629 | info.ports)) | |
630 | goto nla_put_failure; | |
631 | if (nla_put_u16(skb, IFLA_BOND_AD_INFO_ACTOR_KEY, | |
632 | info.actor_key)) | |
633 | goto nla_put_failure; | |
634 | if (nla_put_u16(skb, IFLA_BOND_AD_INFO_PARTNER_KEY, | |
635 | info.partner_key)) | |
636 | goto nla_put_failure; | |
637 | if (nla_put(skb, IFLA_BOND_AD_INFO_PARTNER_MAC, | |
638 | sizeof(info.partner_system), | |
639 | &info.partner_system)) | |
640 | goto nla_put_failure; | |
641 | ||
642 | nla_nest_end(skb, nest); | |
643 | } | |
644 | } | |
645 | ||
90af2311 JP |
646 | return 0; |
647 | ||
648 | nla_put_failure: | |
649 | return -EMSGSIZE; | |
650 | } | |
651 | ||
0a2a78c4 JP |
652 | struct rtnl_link_ops bond_link_ops __read_mostly = { |
653 | .kind = "bond", | |
654 | .priv_size = sizeof(struct bonding), | |
655 | .setup = bond_setup, | |
90af2311 JP |
656 | .maxtype = IFLA_BOND_MAX, |
657 | .policy = bond_policy, | |
0a2a78c4 | 658 | .validate = bond_validate, |
90af2311 JP |
659 | .newlink = bond_newlink, |
660 | .changelink = bond_changelink, | |
661 | .get_size = bond_get_size, | |
662 | .fill_info = bond_fill_info, | |
0a2a78c4 JP |
663 | .get_num_tx_queues = bond_get_num_tx_queues, |
664 | .get_num_rx_queues = bond_get_num_tx_queues, /* Use the same number | |
665 | as for TX queues */ | |
cea6aeb6 JP |
666 | .slave_maxtype = IFLA_BOND_SLAVE_MAX, |
667 | .slave_policy = bond_slave_policy, | |
668 | .slave_changelink = bond_slave_changelink, | |
3bad540e JP |
669 | .get_slave_size = bond_get_slave_size, |
670 | .fill_slave_info = bond_fill_slave_info, | |
0a2a78c4 JP |
671 | }; |
672 | ||
673 | int __init bond_netlink_init(void) | |
674 | { | |
675 | return rtnl_link_register(&bond_link_ops); | |
676 | } | |
677 | ||
a729e83a | 678 | void bond_netlink_fini(void) |
0a2a78c4 JP |
679 | { |
680 | rtnl_link_unregister(&bond_link_ops); | |
681 | } | |
682 | ||
683 | MODULE_ALIAS_RTNL_LINK("bond"); |