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Commit | Line | Data |
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aba5acdf SH |
1 | /* |
2 | * ipaddress.c "ip address". | |
3 | * | |
4 | * This program is free software; you can redistribute it and/or | |
5 | * modify it under the terms of the GNU General Public License | |
6 | * as published by the Free Software Foundation; either version | |
7 | * 2 of the License, or (at your option) any later version. | |
8 | * | |
9 | * Authors: Alexey Kuznetsov, <kuznet@ms2.inr.ac.ru> | |
10 | * | |
aba5acdf SH |
11 | */ |
12 | ||
13 | #include <stdio.h> | |
14 | #include <stdlib.h> | |
15 | #include <unistd.h> | |
16 | #include <syslog.h> | |
e6e6fb5c | 17 | #include <inttypes.h> |
aba5acdf SH |
18 | #include <fcntl.h> |
19 | #include <sys/ioctl.h> | |
20 | #include <sys/socket.h> | |
110e84a0 | 21 | #include <sys/param.h> |
5bd9dd49 | 22 | #include <errno.h> |
aba5acdf SH |
23 | #include <netinet/in.h> |
24 | #include <arpa/inet.h> | |
25 | #include <string.h> | |
26 | #include <fnmatch.h> | |
27 | ||
e5779fb2 SH |
28 | #include <linux/netdevice.h> |
29 | #include <linux/if_arp.h> | |
30 | #include <linux/sockios.h> | |
ccdcbf35 | 31 | #include <linux/net_namespace.h> |
e5779fb2 | 32 | |
aba5acdf SH |
33 | #include "rt_names.h" |
34 | #include "utils.h" | |
35 | #include "ll_map.h" | |
36 | #include "ip_common.h" | |
c7272ca7 | 37 | #include "xdp.h" |
d7bd2db5 | 38 | #include "color.h" |
aba5acdf | 39 | |
81824ac2 PE |
40 | enum { |
41 | IPADD_LIST, | |
42 | IPADD_FLUSH, | |
43 | IPADD_SAVE, | |
44 | }; | |
7b3d366e | 45 | |
741dd5cd | 46 | static struct link_filter filter; |
aba5acdf SH |
47 | static int do_link; |
48 | ||
49 | static void usage(void) __attribute__((noreturn)); | |
50 | ||
51 | static void usage(void) | |
52 | { | |
53 | if (do_link) { | |
54 | iplink_usage(); | |
55 | } | |
4e972d5e | 56 | fprintf(stderr, "Usage: ip address {add|change|replace} IFADDR dev IFNAME [ LIFETIME ]\n"); |
a1f27794 | 57 | fprintf(stderr, " [ CONFFLAG-LIST ]\n"); |
4e972d5e | 58 | fprintf(stderr, " ip address del IFADDR dev IFNAME [mngtmpaddr]\n"); |
24604eb2 | 59 | fprintf(stderr, " ip address {save|flush} [ dev IFNAME ] [ scope SCOPE-ID ]\n"); |
4e972d5e | 60 | fprintf(stderr, " [ to PREFIX ] [ FLAG-LIST ] [ label LABEL ] [up]\n"); |
24604eb2 PS |
61 | fprintf(stderr, " ip address [ show [ dev IFNAME ] [ scope SCOPE-ID ] [ master DEVICE ]\n"); |
62 | fprintf(stderr, " [ type TYPE ] [ to PREFIX ] [ FLAG-LIST ]\n"); | |
104444c2 | 63 | fprintf(stderr, " [ label LABEL ] [up] [ vrf NAME ] ]\n"); |
4e972d5e | 64 | fprintf(stderr, " ip address {showdump|restore}\n"); |
aba5acdf SH |
65 | fprintf(stderr, "IFADDR := PREFIX | ADDR peer PREFIX\n"); |
66 | fprintf(stderr, " [ broadcast ADDR ] [ anycast ADDR ]\n"); | |
4e972d5e | 67 | fprintf(stderr, " [ label IFNAME ] [ scope SCOPE-ID ]\n"); |
aba5acdf SH |
68 | fprintf(stderr, "SCOPE-ID := [ host | link | global | NUMBER ]\n"); |
69 | fprintf(stderr, "FLAG-LIST := [ FLAG-LIST ] FLAG\n"); | |
70 | fprintf(stderr, "FLAG := [ permanent | dynamic | secondary | primary |\n"); | |
b5f39b25 | 71 | fprintf(stderr, " [-]tentative | [-]deprecated | [-]dadfailed | temporary |\n"); |
a1f27794 | 72 | fprintf(stderr, " CONFFLAG-LIST ]\n"); |
bac735c5 | 73 | fprintf(stderr, "CONFFLAG-LIST := [ CONFFLAG-LIST ] CONFFLAG\n"); |
e31867ac | 74 | fprintf(stderr, "CONFFLAG := [ home | nodad | mngtmpaddr | noprefixroute | autojoin ]\n"); |
35546df7 MN |
75 | fprintf(stderr, "LIFETIME := [ valid_lft LFT ] [ preferred_lft LFT ]\n"); |
76 | fprintf(stderr, "LFT := forever | SECONDS\n"); | |
24604eb2 | 77 | fprintf(stderr, "TYPE := { vlan | veth | vcan | dummy | ifb | macvlan | macvtap |\n"); |
577cfe0b PS |
78 | fprintf(stderr, " bridge | bond | ipoib | ip6tnl | ipip | sit | vxlan | lowpan |\n"); |
79 | fprintf(stderr, " gre | gretap | ip6gre | ip6gretap | vti | nlmon | can |\n"); | |
fd4df5b2 | 80 | fprintf(stderr, " bond_slave | ipvlan | geneve | bridge_slave | vrf | hsr | macsec }\n"); |
35546df7 | 81 | |
aba5acdf SH |
82 | exit(-1); |
83 | } | |
84 | ||
56f5daac | 85 | static void print_link_flags(FILE *fp, unsigned int flags, unsigned int mdown) |
aba5acdf SH |
86 | { |
87 | fprintf(fp, "<"); | |
73b49e9f | 88 | if (flags & IFF_UP && !(flags & IFF_RUNNING)) |
89 | fprintf(fp, "NO-CARRIER%s", flags ? "," : ""); | |
aba5acdf SH |
90 | flags &= ~IFF_RUNNING; |
91 | #define _PF(f) if (flags&IFF_##f) { \ | |
1124ffb7 SH |
92 | flags &= ~IFF_##f ; \ |
93 | fprintf(fp, #f "%s", flags ? "," : ""); } | |
aba5acdf SH |
94 | _PF(LOOPBACK); |
95 | _PF(BROADCAST); | |
96 | _PF(POINTOPOINT); | |
97 | _PF(MULTICAST); | |
98 | _PF(NOARP); | |
99 | _PF(ALLMULTI); | |
100 | _PF(PROMISC); | |
101 | _PF(MASTER); | |
102 | _PF(SLAVE); | |
103 | _PF(DEBUG); | |
104 | _PF(DYNAMIC); | |
105 | _PF(AUTOMEDIA); | |
106 | _PF(PORTSEL); | |
107 | _PF(NOTRAILERS); | |
108 | _PF(UP); | |
dcb283c3 TG |
109 | _PF(LOWER_UP); |
110 | _PF(DORMANT); | |
98f9a1d2 | 111 | _PF(ECHO); |
aba5acdf | 112 | #undef _PF |
1124ffb7 | 113 | if (flags) |
aba5acdf SH |
114 | fprintf(fp, "%x", flags); |
115 | if (mdown) | |
116 | fprintf(fp, ",M-DOWN"); | |
117 | fprintf(fp, "> "); | |
118 | } | |
119 | ||
3d866ba2 | 120 | static const char *oper_states[] = { |
0612519e | 121 | "UNKNOWN", "NOTPRESENT", "DOWN", "LOWERLAYERDOWN", |
3d866ba2 SH |
122 | "TESTING", "DORMANT", "UP" |
123 | }; | |
124 | ||
125 | static void print_operstate(FILE *f, __u8 state) | |
126 | { | |
a1121aa1 | 127 | if (state >= ARRAY_SIZE(oper_states)) { |
3d866ba2 | 128 | fprintf(f, "state %#x ", state); |
a1121aa1 PS |
129 | } else if (brief) { |
130 | color_fprintf(f, oper_state_color(state), | |
468fa020 | 131 | "%-14s ", oper_states[state]); |
a1121aa1 PS |
132 | } else { |
133 | fprintf(f, "state "); | |
134 | color_fprintf(f, oper_state_color(state), | |
468fa020 | 135 | "%s ", oper_states[state]); |
d7bd2db5 | 136 | } |
3d866ba2 SH |
137 | } |
138 | ||
4f2fdd44 SH |
139 | int get_operstate(const char *name) |
140 | { | |
141 | int i; | |
142 | ||
56f5daac | 143 | for (i = 0; i < ARRAY_SIZE(oper_states); i++) |
4f2fdd44 SH |
144 | if (strcasecmp(name, oper_states[i]) == 0) |
145 | return i; | |
146 | return -1; | |
147 | } | |
148 | ||
f78e316f | 149 | static void print_queuelen(FILE *f, struct rtattr *tb[IFLA_MAX + 1]) |
aba5acdf | 150 | { |
f78e316f ED |
151 | int qlen; |
152 | ||
153 | if (tb[IFLA_TXQLEN]) | |
9f1370c0 | 154 | qlen = rta_getattr_u32(tb[IFLA_TXQLEN]); |
f78e316f | 155 | else { |
d17b136f | 156 | struct ifreq ifr = {}; |
f78e316f ED |
157 | int s = socket(AF_INET, SOCK_STREAM, 0); |
158 | ||
159 | if (s < 0) | |
160 | return; | |
161 | ||
ff24746c | 162 | strcpy(ifr.ifr_name, rta_getattr_str(tb[IFLA_IFNAME])); |
f78e316f | 163 | if (ioctl(s, SIOCGIFTXQLEN, &ifr) < 0) { |
d3603518 | 164 | fprintf(f, "ioctl(SIOCGIFTXQLEN) failed: %s\n", strerror(errno)); |
f78e316f ED |
165 | close(s); |
166 | return; | |
167 | } | |
aba5acdf | 168 | close(s); |
f78e316f | 169 | qlen = ifr.ifr_qlen; |
aba5acdf | 170 | } |
f78e316f ED |
171 | if (qlen) |
172 | fprintf(f, "qlen %d", qlen); | |
aba5acdf SH |
173 | } |
174 | ||
82499282 SH |
175 | static const char *link_modes[] = { |
176 | "DEFAULT", "DORMANT" | |
177 | }; | |
178 | ||
179 | static void print_linkmode(FILE *f, struct rtattr *tb) | |
180 | { | |
181 | unsigned int mode = rta_getattr_u8(tb); | |
182 | ||
56f5daac | 183 | if (mode >= ARRAY_SIZE(link_modes)) |
82499282 SH |
184 | fprintf(f, "mode %d ", mode); |
185 | else | |
186 | fprintf(f, "mode %s ", link_modes[mode]); | |
187 | } | |
188 | ||
e0513807 | 189 | static char *parse_link_kind(struct rtattr *tb, bool slave) |
712249d8 VK |
190 | { |
191 | struct rtattr *linkinfo[IFLA_INFO_MAX+1]; | |
e0513807 | 192 | int attr = slave ? IFLA_INFO_SLAVE_KIND : IFLA_INFO_KIND; |
712249d8 VK |
193 | |
194 | parse_rtattr_nested(linkinfo, IFLA_INFO_MAX, tb); | |
195 | ||
e0513807 PS |
196 | if (linkinfo[attr]) |
197 | return RTA_DATA(linkinfo[attr]); | |
712249d8 VK |
198 | |
199 | return ""; | |
200 | } | |
201 | ||
03ac85b7 | 202 | static int match_link_kind(struct rtattr **tb, const char *kind, bool slave) |
e0513807 PS |
203 | { |
204 | if (!tb[IFLA_LINKINFO]) | |
205 | return -1; | |
206 | ||
207 | return strcmp(parse_link_kind(tb[IFLA_LINKINFO], slave), kind); | |
208 | } | |
209 | ||
1d934839 PM |
210 | static void print_linktype(FILE *fp, struct rtattr *tb) |
211 | { | |
212 | struct rtattr *linkinfo[IFLA_INFO_MAX+1]; | |
213 | struct link_util *lu; | |
fbea6115 | 214 | struct link_util *slave_lu; |
22a84711 | 215 | char slave[32]; |
1d934839 PM |
216 | |
217 | parse_rtattr_nested(linkinfo, IFLA_INFO_MAX, tb); | |
218 | ||
fbea6115 | 219 | if (linkinfo[IFLA_INFO_KIND]) { |
9f1370c0 SH |
220 | const char *kind |
221 | = rta_getattr_str(linkinfo[IFLA_INFO_KIND]); | |
1d934839 | 222 | |
fbea6115 JP |
223 | fprintf(fp, "%s", _SL_); |
224 | fprintf(fp, " %s ", kind); | |
1d934839 | 225 | |
fbea6115 JP |
226 | lu = get_link_kind(kind); |
227 | if (lu && lu->print_opt) { | |
228 | struct rtattr *attr[lu->maxattr+1], **data = NULL; | |
1d934839 | 229 | |
fbea6115 JP |
230 | if (linkinfo[IFLA_INFO_DATA]) { |
231 | parse_rtattr_nested(attr, lu->maxattr, | |
232 | linkinfo[IFLA_INFO_DATA]); | |
233 | data = attr; | |
234 | } | |
235 | lu->print_opt(lu, fp, data); | |
1d934839 | 236 | |
fbea6115 JP |
237 | if (linkinfo[IFLA_INFO_XSTATS] && show_stats && |
238 | lu->print_xstats) | |
239 | lu->print_xstats(lu, fp, linkinfo[IFLA_INFO_XSTATS]); | |
1d934839 | 240 | } |
fbea6115 JP |
241 | } |
242 | ||
243 | if (linkinfo[IFLA_INFO_SLAVE_KIND]) { | |
9f1370c0 SH |
244 | const char *slave_kind |
245 | = rta_getattr_str(linkinfo[IFLA_INFO_SLAVE_KIND]); | |
1d934839 | 246 | |
fbea6115 JP |
247 | fprintf(fp, "%s", _SL_); |
248 | fprintf(fp, " %s_slave ", slave_kind); | |
22a84711 | 249 | snprintf(slave, sizeof(slave), "%s_slave", slave_kind); |
fbea6115 | 250 | |
22a84711 | 251 | slave_lu = get_link_kind(slave); |
fbea6115 JP |
252 | if (slave_lu && slave_lu->print_opt) { |
253 | struct rtattr *attr[slave_lu->maxattr+1], **data = NULL; | |
254 | ||
255 | if (linkinfo[IFLA_INFO_SLAVE_DATA]) { | |
256 | parse_rtattr_nested(attr, slave_lu->maxattr, | |
257 | linkinfo[IFLA_INFO_SLAVE_DATA]); | |
258 | data = attr; | |
259 | } | |
260 | slave_lu->print_opt(slave_lu, fp, data); | |
261 | } | |
1d934839 PM |
262 | } |
263 | } | |
264 | ||
ee0067a9 JP |
265 | static void print_af_spec(FILE *fp, struct rtattr *af_spec_attr) |
266 | { | |
267 | struct rtattr *inet6_attr; | |
268 | struct rtattr *tb[IFLA_INET6_MAX + 1]; | |
269 | ||
270 | inet6_attr = parse_rtattr_one_nested(AF_INET6, af_spec_attr); | |
271 | if (!inet6_attr) | |
272 | return; | |
273 | ||
274 | parse_rtattr_nested(tb, IFLA_INET6_MAX, inet6_attr); | |
275 | ||
276 | if (tb[IFLA_INET6_ADDR_GEN_MODE]) { | |
5c5176ce | 277 | __u8 mode = rta_getattr_u8(tb[IFLA_INET6_ADDR_GEN_MODE]); |
56f5daac | 278 | |
5c5176ce | 279 | switch (mode) { |
ee0067a9 JP |
280 | case IN6_ADDR_GEN_MODE_EUI64: |
281 | fprintf(fp, "addrgenmode eui64 "); | |
282 | break; | |
283 | case IN6_ADDR_GEN_MODE_NONE: | |
284 | fprintf(fp, "addrgenmode none "); | |
285 | break; | |
5c5176ce HFS |
286 | case IN6_ADDR_GEN_MODE_STABLE_PRIVACY: |
287 | fprintf(fp, "addrgenmode stable_secret "); | |
288 | break; | |
8e12bc0a BM |
289 | case IN6_ADDR_GEN_MODE_RANDOM: |
290 | fprintf(fp, "addrgenmode random "); | |
291 | break; | |
5c5176ce HFS |
292 | default: |
293 | fprintf(fp, "addrgenmode %#.2hhx ", mode); | |
294 | break; | |
ee0067a9 JP |
295 | } |
296 | } | |
297 | } | |
298 | ||
a1b99717 EBE |
299 | static void print_vf_stats64(FILE *fp, struct rtattr *vfstats); |
300 | ||
3fd86630 CW |
301 | static void print_vfinfo(FILE *fp, struct rtattr *vfinfo) |
302 | { | |
303 | struct ifla_vf_mac *vf_mac; | |
3fd86630 | 304 | struct ifla_vf_tx_rate *vf_tx_rate; |
8c29ae7c | 305 | struct rtattr *vf[IFLA_VF_MAX + 1] = {}; |
56f5daac | 306 | |
3fd86630 CW |
307 | SPRINT_BUF(b1); |
308 | ||
309 | if (vfinfo->rta_type != IFLA_VF_INFO) { | |
310 | fprintf(stderr, "BUG: rta type is %d\n", vfinfo->rta_type); | |
311 | return; | |
312 | } | |
313 | ||
314 | parse_rtattr_nested(vf, IFLA_VF_MAX, vfinfo); | |
315 | ||
316 | vf_mac = RTA_DATA(vf[IFLA_VF_MAC]); | |
3fd86630 CW |
317 | vf_tx_rate = RTA_DATA(vf[IFLA_VF_TX_RATE]); |
318 | ||
6f07f3dc | 319 | fprintf(fp, "%s vf %d MAC %s", _SL_, vf_mac->vf, |
3fd86630 | 320 | ll_addr_n2a((unsigned char *)&vf_mac->mac, |
bbac6c63 | 321 | ETH_ALEN, 0, b1, sizeof(b1))); |
56e9f0ab MS |
322 | if (vf[IFLA_VF_VLAN_LIST]) { |
323 | struct rtattr *i, *vfvlanlist = vf[IFLA_VF_VLAN_LIST]; | |
324 | int rem = RTA_PAYLOAD(vfvlanlist); | |
325 | ||
326 | for (i = RTA_DATA(vfvlanlist); | |
327 | RTA_OK(i, rem); i = RTA_NEXT(i, rem)) { | |
328 | struct ifla_vf_vlan_info *vf_vlan_info = | |
329 | RTA_DATA(i); | |
330 | SPRINT_BUF(b2); | |
331 | ||
332 | if (vf_vlan_info->vlan) | |
333 | fprintf(fp, ", vlan %d", vf_vlan_info->vlan); | |
334 | if (vf_vlan_info->qos) | |
335 | fprintf(fp, ", qos %d", vf_vlan_info->qos); | |
336 | if (vf_vlan_info->vlan_proto && | |
337 | vf_vlan_info->vlan_proto != htons(ETH_P_8021Q)) | |
338 | fprintf(fp, ", vlan protocol %s", | |
339 | ll_proto_n2a(vf_vlan_info->vlan_proto, | |
340 | b2, sizeof(b2))); | |
341 | ||
342 | } | |
343 | } else { | |
344 | struct ifla_vf_vlan *vf_vlan = RTA_DATA(vf[IFLA_VF_VLAN]); | |
345 | ||
346 | if (vf_vlan->vlan) | |
347 | fprintf(fp, ", vlan %d", vf_vlan->vlan); | |
348 | if (vf_vlan->qos) | |
349 | fprintf(fp, ", qos %d", vf_vlan->qos); | |
350 | } | |
3fd86630 CW |
351 | if (vf_tx_rate->rate) |
352 | fprintf(fp, ", tx rate %d (Mbps)", vf_tx_rate->rate); | |
8c29ae7c VK |
353 | |
354 | if (vf[IFLA_VF_RATE]) { | |
355 | struct ifla_vf_rate *vf_rate = RTA_DATA(vf[IFLA_VF_RATE]); | |
356 | ||
357 | if (vf_rate->max_tx_rate) | |
358 | fprintf(fp, ", max_tx_rate %dMbps", vf_rate->max_tx_rate); | |
359 | if (vf_rate->min_tx_rate) | |
360 | fprintf(fp, ", min_tx_rate %dMbps", vf_rate->min_tx_rate); | |
361 | } | |
ff9463e0 PS |
362 | if (vf[IFLA_VF_SPOOFCHK]) { |
363 | struct ifla_vf_spoofchk *vf_spoofchk = | |
364 | RTA_DATA(vf[IFLA_VF_SPOOFCHK]); | |
8c29ae7c | 365 | |
ff9463e0 PS |
366 | if (vf_spoofchk->setting != -1) |
367 | fprintf(fp, ", spoof checking %s", | |
468fa020 | 368 | vf_spoofchk->setting ? "on" : "off"); |
7b8179c7 | 369 | } |
ff9463e0 PS |
370 | if (vf[IFLA_VF_LINK_STATE]) { |
371 | struct ifla_vf_link_state *vf_linkstate = | |
372 | RTA_DATA(vf[IFLA_VF_LINK_STATE]); | |
373 | ||
07fa9c15 RE |
374 | if (vf_linkstate->link_state == IFLA_VF_LINK_STATE_AUTO) |
375 | fprintf(fp, ", link-state auto"); | |
376 | else if (vf_linkstate->link_state == IFLA_VF_LINK_STATE_ENABLE) | |
377 | fprintf(fp, ", link-state enable"); | |
378 | else | |
379 | fprintf(fp, ", link-state disable"); | |
380 | } | |
fe932278 PS |
381 | if (vf[IFLA_VF_TRUST]) { |
382 | struct ifla_vf_trust *vf_trust = RTA_DATA(vf[IFLA_VF_TRUST]); | |
383 | ||
384 | if (vf_trust->setting != -1) | |
385 | fprintf(fp, ", trust %s", | |
468fa020 | 386 | vf_trust->setting ? "on" : "off"); |
fe932278 | 387 | } |
4fb4a10e PS |
388 | if (vf[IFLA_VF_RSS_QUERY_EN]) { |
389 | struct ifla_vf_rss_query_en *rss_query = | |
390 | RTA_DATA(vf[IFLA_VF_RSS_QUERY_EN]); | |
391 | ||
392 | if (rss_query->setting != -1) | |
393 | fprintf(fp, ", query_rss %s", | |
394 | rss_query->setting ? "on" : "off"); | |
395 | } | |
a1b99717 EBE |
396 | if (vf[IFLA_VF_STATS] && show_stats) |
397 | print_vf_stats64(fp, vf[IFLA_VF_STATS]); | |
3fd86630 CW |
398 | } |
399 | ||
837552b4 | 400 | void print_num(FILE *fp, unsigned int width, uint64_t count) |
b68d9837 | 401 | { |
1e264abc SH |
402 | const char *prefix = "kMGTPE"; |
403 | const unsigned int base = use_iec ? 1024 : 1000; | |
b68d9837 | 404 | uint64_t powi = 1; |
50ec6650 CH |
405 | uint16_t powj = 1; |
406 | uint8_t precision = 2; | |
1e264abc | 407 | char buf[64]; |
b68d9837 | 408 | |
1e264abc | 409 | if (!human_readable || count < base) { |
f4fe81d2 | 410 | fprintf(fp, "%-*"PRIu64" ", width, count); |
1e264abc | 411 | return; |
b68d9837 CH |
412 | } |
413 | ||
1e264abc | 414 | /* increase value by a factor of 1000/1024 and print |
468fa020 SH |
415 | * if result is something a human can read |
416 | */ | |
56f5daac | 417 | for (;;) { |
1e264abc SH |
418 | powi *= base; |
419 | if (count / base < powi) | |
420 | break; | |
b68d9837 | 421 | |
1e264abc SH |
422 | if (!prefix[1]) |
423 | break; | |
424 | ++prefix; | |
b68d9837 CH |
425 | } |
426 | ||
50ec6650 CH |
427 | /* try to guess a good number of digits for precision */ |
428 | for (; precision > 0; precision--) { | |
429 | powj *= 10; | |
430 | if (count / powi < powj) | |
431 | break; | |
432 | } | |
433 | ||
434 | snprintf(buf, sizeof(buf), "%.*f%c%s", precision, | |
435 | (double) count / powi, *prefix, use_iec ? "i" : ""); | |
1e264abc | 436 | |
f4fe81d2 | 437 | fprintf(fp, "%-*s ", width, buf); |
b68d9837 CH |
438 | } |
439 | ||
a1b99717 EBE |
440 | static void print_vf_stats64(FILE *fp, struct rtattr *vfstats) |
441 | { | |
30a8842c | 442 | struct rtattr *vf[IFLA_VF_STATS_MAX + 1]; |
a1b99717 EBE |
443 | |
444 | if (vfstats->rta_type != IFLA_VF_STATS) { | |
445 | fprintf(stderr, "BUG: rta type is %d\n", vfstats->rta_type); | |
446 | return; | |
447 | } | |
448 | ||
449 | parse_rtattr_nested(vf, IFLA_VF_MAX, vfstats); | |
450 | ||
451 | /* RX stats */ | |
452 | fprintf(fp, "%s", _SL_); | |
453 | fprintf(fp, " RX: bytes packets mcast bcast %s", _SL_); | |
454 | fprintf(fp, " "); | |
455 | ||
9f1370c0 SH |
456 | print_num(fp, 10, rta_getattr_u64(vf[IFLA_VF_STATS_RX_BYTES])); |
457 | print_num(fp, 8, rta_getattr_u64(vf[IFLA_VF_STATS_RX_PACKETS])); | |
458 | print_num(fp, 7, rta_getattr_u64(vf[IFLA_VF_STATS_MULTICAST])); | |
459 | print_num(fp, 7, rta_getattr_u64(vf[IFLA_VF_STATS_BROADCAST])); | |
a1b99717 EBE |
460 | |
461 | /* TX stats */ | |
462 | fprintf(fp, "%s", _SL_); | |
463 | fprintf(fp, " TX: bytes packets %s", _SL_); | |
464 | fprintf(fp, " "); | |
465 | ||
9f1370c0 SH |
466 | print_num(fp, 10, rta_getattr_u64(vf[IFLA_VF_STATS_TX_BYTES])); |
467 | print_num(fp, 8, rta_getattr_u64(vf[IFLA_VF_STATS_TX_PACKETS])); | |
a1b99717 EBE |
468 | } |
469 | ||
30b55792 | 470 | static void print_link_stats64(FILE *fp, const struct rtnl_link_stats64 *s, |
56f5daac | 471 | const struct rtattr *carrier_changes) |
4b726cb1 | 472 | { |
b68d9837 | 473 | /* RX stats */ |
e6e6fb5c SH |
474 | fprintf(fp, " RX: bytes packets errors dropped overrun mcast %s%s", |
475 | s->rx_compressed ? "compressed" : "", _SL_); | |
1e264abc SH |
476 | |
477 | fprintf(fp, " "); | |
478 | print_num(fp, 10, s->rx_bytes); | |
479 | print_num(fp, 8, s->rx_packets); | |
480 | print_num(fp, 7, s->rx_errors); | |
481 | print_num(fp, 7, s->rx_dropped); | |
482 | print_num(fp, 7, s->rx_over_errors); | |
483 | print_num(fp, 7, s->multicast); | |
484 | if (s->rx_compressed) | |
485 | print_num(fp, 7, s->rx_compressed); | |
b68d9837 CH |
486 | |
487 | /* RX error stats */ | |
e6e6fb5c SH |
488 | if (show_stats > 1) { |
489 | fprintf(fp, "%s", _SL_); | |
07ec1834 SH |
490 | fprintf(fp, " RX errors: length crc frame fifo missed%s%s", |
491 | s->rx_nohandler ? " nohandler" : "", _SL_); | |
1e264abc SH |
492 | |
493 | fprintf(fp, " "); | |
494 | print_num(fp, 8, s->rx_length_errors); | |
495 | print_num(fp, 7, s->rx_crc_errors); | |
496 | print_num(fp, 7, s->rx_frame_errors); | |
497 | print_num(fp, 7, s->rx_fifo_errors); | |
498 | print_num(fp, 7, s->rx_missed_errors); | |
07ec1834 SH |
499 | if (s->rx_nohandler) |
500 | print_num(fp, 7, s->rx_nohandler); | |
501 | ||
e6e6fb5c SH |
502 | } |
503 | fprintf(fp, "%s", _SL_); | |
b68d9837 CH |
504 | |
505 | /* TX stats */ | |
e6e6fb5c | 506 | fprintf(fp, " TX: bytes packets errors dropped carrier collsns %s%s", |
1e264abc SH |
507 | s->tx_compressed ? "compressed" : "", _SL_); |
508 | ||
1e264abc SH |
509 | fprintf(fp, " "); |
510 | print_num(fp, 10, s->tx_bytes); | |
511 | print_num(fp, 8, s->tx_packets); | |
512 | print_num(fp, 7, s->tx_errors); | |
513 | print_num(fp, 7, s->tx_dropped); | |
514 | print_num(fp, 7, s->tx_carrier_errors); | |
515 | print_num(fp, 7, s->collisions); | |
516 | if (s->tx_compressed) | |
517 | print_num(fp, 7, s->tx_compressed); | |
b68d9837 CH |
518 | |
519 | /* TX error stats */ | |
e6e6fb5c SH |
520 | if (show_stats > 1) { |
521 | fprintf(fp, "%s", _SL_); | |
b68d9837 | 522 | fprintf(fp, " TX errors: aborted fifo window heartbeat"); |
56f5daac | 523 | if (carrier_changes) |
30b55792 | 524 | fprintf(fp, " transns"); |
4ec0ffde | 525 | fprintf(fp, "%s", _SL_); |
1e264abc SH |
526 | |
527 | fprintf(fp, " "); | |
528 | print_num(fp, 8, s->tx_aborted_errors); | |
529 | print_num(fp, 7, s->tx_fifo_errors); | |
530 | print_num(fp, 7, s->tx_window_errors); | |
531 | print_num(fp, 7, s->tx_heartbeat_errors); | |
532 | if (carrier_changes) | |
9f1370c0 | 533 | print_num(fp, 7, rta_getattr_u32(carrier_changes)); |
e6e6fb5c SH |
534 | } |
535 | } | |
536 | ||
5d5cf1b4 JB |
537 | static void print_link_stats32(FILE *fp, const struct rtnl_link_stats *s, |
538 | const struct rtattr *carrier_changes) | |
e6e6fb5c | 539 | { |
b68d9837 | 540 | /* RX stats */ |
e6e6fb5c SH |
541 | fprintf(fp, " RX: bytes packets errors dropped overrun mcast %s%s", |
542 | s->rx_compressed ? "compressed" : "", _SL_); | |
1e264abc SH |
543 | |
544 | ||
545 | fprintf(fp, " "); | |
546 | print_num(fp, 10, s->rx_bytes); | |
547 | print_num(fp, 8, s->rx_packets); | |
548 | print_num(fp, 7, s->rx_errors); | |
549 | print_num(fp, 7, s->rx_dropped); | |
550 | print_num(fp, 7, s->rx_over_errors); | |
551 | print_num(fp, 7, s->multicast); | |
552 | if (s->rx_compressed) | |
553 | print_num(fp, 7, s->rx_compressed); | |
b68d9837 CH |
554 | |
555 | /* RX error stats */ | |
e6e6fb5c SH |
556 | if (show_stats > 1) { |
557 | fprintf(fp, "%s", _SL_); | |
07ec1834 SH |
558 | fprintf(fp, " RX errors: length crc frame fifo missed%s%s", |
559 | s->rx_nohandler ? " nohandler" : "", _SL_); | |
1e264abc SH |
560 | fprintf(fp, " "); |
561 | print_num(fp, 8, s->rx_length_errors); | |
562 | print_num(fp, 7, s->rx_crc_errors); | |
563 | print_num(fp, 7, s->rx_frame_errors); | |
564 | print_num(fp, 7, s->rx_fifo_errors); | |
565 | print_num(fp, 7, s->rx_missed_errors); | |
07ec1834 SH |
566 | if (s->rx_nohandler) |
567 | print_num(fp, 7, s->rx_nohandler); | |
e6e6fb5c SH |
568 | } |
569 | fprintf(fp, "%s", _SL_); | |
b68d9837 CH |
570 | |
571 | /* TX stats */ | |
e6e6fb5c SH |
572 | fprintf(fp, " TX: bytes packets errors dropped carrier collsns %s%s", |
573 | s->tx_compressed ? "compressed" : "", _SL_); | |
1e264abc SH |
574 | |
575 | fprintf(fp, " "); | |
576 | print_num(fp, 10, s->tx_bytes); | |
577 | print_num(fp, 8, s->tx_packets); | |
578 | print_num(fp, 7, s->tx_errors); | |
579 | print_num(fp, 7, s->tx_dropped); | |
580 | print_num(fp, 7, s->tx_carrier_errors); | |
581 | print_num(fp, 7, s->collisions); | |
582 | if (s->tx_compressed) | |
583 | print_num(fp, 7, s->tx_compressed); | |
b68d9837 CH |
584 | |
585 | /* TX error stats */ | |
e6e6fb5c SH |
586 | if (show_stats > 1) { |
587 | fprintf(fp, "%s", _SL_); | |
b68d9837 | 588 | fprintf(fp, " TX errors: aborted fifo window heartbeat"); |
56f5daac | 589 | if (carrier_changes) |
30b55792 | 590 | fprintf(fp, " transns"); |
4ec0ffde | 591 | fprintf(fp, "%s", _SL_); |
1e264abc SH |
592 | |
593 | fprintf(fp, " "); | |
594 | print_num(fp, 8, s->tx_aborted_errors); | |
595 | print_num(fp, 7, s->tx_fifo_errors); | |
596 | print_num(fp, 7, s->tx_window_errors); | |
597 | print_num(fp, 7, s->tx_heartbeat_errors); | |
598 | if (carrier_changes) | |
9f1370c0 | 599 | print_num(fp, 7, rta_getattr_u32(carrier_changes)); |
e6e6fb5c SH |
600 | } |
601 | } | |
602 | ||
5d5cf1b4 JB |
603 | static void __print_link_stats(FILE *fp, struct rtattr **tb) |
604 | { | |
07ec1834 SH |
605 | const struct rtattr *carrier_changes = tb[IFLA_CARRIER_CHANGES]; |
606 | ||
607 | if (tb[IFLA_STATS64]) { | |
608 | struct rtnl_link_stats64 stats = { 0 }; | |
609 | ||
610 | memcpy(&stats, RTA_DATA(tb[IFLA_STATS64]), | |
611 | MIN(RTA_PAYLOAD(tb[IFLA_STATS64]), sizeof(stats))); | |
612 | ||
613 | print_link_stats64(fp, &stats, carrier_changes); | |
614 | } else if (tb[IFLA_STATS]) { | |
615 | struct rtnl_link_stats stats = { 0 }; | |
616 | ||
617 | memcpy(&stats, RTA_DATA(tb[IFLA_STATS]), | |
618 | MIN(RTA_PAYLOAD(tb[IFLA_STATS]), sizeof(stats))); | |
619 | ||
620 | print_link_stats32(fp, &stats, carrier_changes); | |
621 | } | |
5d5cf1b4 JB |
622 | } |
623 | ||
624 | static void print_link_stats(FILE *fp, struct nlmsghdr *n) | |
625 | { | |
626 | struct ifinfomsg *ifi = NLMSG_DATA(n); | |
56f5daac | 627 | struct rtattr *tb[IFLA_MAX+1]; |
5d5cf1b4 JB |
628 | |
629 | parse_rtattr(tb, IFLA_MAX, IFLA_RTA(ifi), | |
630 | n->nlmsg_len - NLMSG_LENGTH(sizeof(*ifi))); | |
631 | __print_link_stats(fp, tb); | |
632 | fprintf(fp, "%s", _SL_); | |
633 | } | |
634 | ||
5d295bb8 | 635 | int print_linkinfo_brief(const struct sockaddr_nl *who, |
63891c70 DA |
636 | struct nlmsghdr *n, void *arg, |
637 | struct link_filter *pfilter) | |
5d295bb8 | 638 | { |
56f5daac | 639 | FILE *fp = (FILE *)arg; |
5d295bb8 | 640 | struct ifinfomsg *ifi = NLMSG_DATA(n); |
56f5daac | 641 | struct rtattr *tb[IFLA_MAX+1]; |
5d295bb8 | 642 | int len = n->nlmsg_len; |
9f1370c0 | 643 | const char *name; |
5d295bb8 | 644 | char buf[32] = { 0, }; |
56f5daac | 645 | unsigned int m_flag = 0; |
5d295bb8 AG |
646 | |
647 | if (n->nlmsg_type != RTM_NEWLINK && n->nlmsg_type != RTM_DELLINK) | |
648 | return -1; | |
649 | ||
650 | len -= NLMSG_LENGTH(sizeof(*ifi)); | |
651 | if (len < 0) | |
652 | return -1; | |
653 | ||
63891c70 DA |
654 | if (!pfilter) |
655 | pfilter = &filter; | |
656 | ||
657 | if (pfilter->ifindex && ifi->ifi_index != pfilter->ifindex) | |
5d295bb8 | 658 | return -1; |
63891c70 | 659 | if (pfilter->up && !(ifi->ifi_flags&IFF_UP)) |
5d295bb8 AG |
660 | return -1; |
661 | ||
662 | parse_rtattr(tb, IFLA_MAX, IFLA_RTA(ifi), len); | |
9f1370c0 | 663 | if (tb[IFLA_IFNAME] == NULL) { |
5d295bb8 | 664 | fprintf(stderr, "BUG: device with ifindex %d has nil ifname\n", ifi->ifi_index); |
9f1370c0 SH |
665 | name = "<nil>"; |
666 | } else { | |
667 | name = rta_getattr_str(tb[IFLA_IFNAME]); | |
668 | } | |
468fa020 | 669 | |
63891c70 DA |
670 | if (pfilter->label && |
671 | (!pfilter->family || pfilter->family == AF_PACKET) && | |
672 | fnmatch(pfilter->label, RTA_DATA(tb[IFLA_IFNAME]), 0)) | |
5d295bb8 AG |
673 | return -1; |
674 | ||
675 | if (tb[IFLA_GROUP]) { | |
9f1370c0 | 676 | int group = rta_getattr_u32(tb[IFLA_GROUP]); |
56f5daac | 677 | |
63891c70 | 678 | if (pfilter->group != -1 && group != pfilter->group) |
5d295bb8 AG |
679 | return -1; |
680 | } | |
681 | ||
84d30afd | 682 | if (tb[IFLA_MASTER]) { |
9f1370c0 | 683 | int master = rta_getattr_u32(tb[IFLA_MASTER]); |
56f5daac | 684 | |
63891c70 | 685 | if (pfilter->master > 0 && master != pfilter->master) |
84d30afd | 686 | return -1; |
63891c70 | 687 | } else if (pfilter->master > 0) |
84d30afd DA |
688 | return -1; |
689 | ||
63891c70 | 690 | if (pfilter->kind && match_link_kind(tb, pfilter->kind, 0)) |
e0513807 | 691 | return -1; |
84d30afd | 692 | |
63891c70 | 693 | if (pfilter->slave_kind && match_link_kind(tb, pfilter->slave_kind, 1)) |
e0513807 | 694 | return -1; |
84d30afd | 695 | |
5d295bb8 AG |
696 | if (n->nlmsg_type == RTM_DELLINK) |
697 | fprintf(fp, "Deleted "); | |
698 | ||
5d295bb8 AG |
699 | if (tb[IFLA_LINK]) { |
700 | SPRINT_BUF(b1); | |
9f1370c0 | 701 | int iflink = rta_getattr_u32(tb[IFLA_LINK]); |
56f5daac | 702 | |
5d295bb8 AG |
703 | if (iflink == 0) |
704 | snprintf(buf, sizeof(buf), "%s@NONE", name); | |
705 | else { | |
706 | snprintf(buf, sizeof(buf), | |
707 | "%s@%s", name, ll_idx_n2a(iflink, b1)); | |
708 | m_flag = ll_index_to_flags(iflink); | |
709 | m_flag = !(m_flag & IFF_UP); | |
710 | } | |
711 | } else | |
712 | snprintf(buf, sizeof(buf), "%s", name); | |
713 | ||
714 | fprintf(fp, "%-16s ", buf); | |
715 | ||
716 | if (tb[IFLA_OPERSTATE]) | |
717 | print_operstate(fp, rta_getattr_u8(tb[IFLA_OPERSTATE])); | |
718 | ||
63891c70 | 719 | if (pfilter->family == AF_PACKET) { |
5d295bb8 AG |
720 | SPRINT_BUF(b1); |
721 | if (tb[IFLA_ADDRESS]) { | |
722 | color_fprintf(fp, COLOR_MAC, "%s ", | |
723 | ll_addr_n2a(RTA_DATA(tb[IFLA_ADDRESS]), | |
724 | RTA_PAYLOAD(tb[IFLA_ADDRESS]), | |
725 | ifi->ifi_type, | |
726 | b1, sizeof(b1))); | |
727 | } | |
728 | } | |
729 | ||
63891c70 | 730 | if (pfilter->family == AF_PACKET) |
5d295bb8 AG |
731 | print_link_flags(fp, ifi->ifi_flags, m_flag); |
732 | ||
63891c70 | 733 | if (pfilter->family == AF_PACKET) |
5d295bb8 AG |
734 | fprintf(fp, "\n"); |
735 | fflush(fp); | |
736 | return 0; | |
737 | } | |
738 | ||
735a52ce VY |
739 | static const char *link_events[] = { |
740 | [IFLA_EVENT_NONE] = "NONE", | |
741 | [IFLA_EVENT_REBOOT] = "REBOOT", | |
742 | [IFLA_EVENT_FEATURES] = "FEATURE CHANGE", | |
743 | [IFLA_EVENT_BONDING_FAILOVER] = "BONDING FAILOVER", | |
744 | [IFLA_EVENT_NOTIFY_PEERS] = "NOTIFY PEERS", | |
745 | [IFLA_EVENT_IGMP_RESEND] = "RESEND IGMP", | |
746 | [IFLA_EVENT_BONDING_OPTIONS] = "BONDING OPTION" | |
747 | }; | |
748 | ||
749 | static void print_link_event(FILE *f, __u32 event) | |
750 | { | |
751 | if (event >= ARRAY_SIZE(link_events)) | |
752 | fprintf(f, "event %d ", event); | |
753 | else { | |
754 | if (event) | |
755 | fprintf(f, "event %s ", link_events[event]); | |
756 | } | |
757 | } | |
758 | ||
ae665a52 | 759 | int print_linkinfo(const struct sockaddr_nl *who, |
50772dc5 | 760 | struct nlmsghdr *n, void *arg) |
aba5acdf | 761 | { |
56f5daac | 762 | FILE *fp = (FILE *)arg; |
aba5acdf | 763 | struct ifinfomsg *ifi = NLMSG_DATA(n); |
56f5daac | 764 | struct rtattr *tb[IFLA_MAX+1]; |
aba5acdf | 765 | int len = n->nlmsg_len; |
56f5daac | 766 | unsigned int m_flag = 0; |
aba5acdf SH |
767 | |
768 | if (n->nlmsg_type != RTM_NEWLINK && n->nlmsg_type != RTM_DELLINK) | |
769 | return 0; | |
770 | ||
771 | len -= NLMSG_LENGTH(sizeof(*ifi)); | |
772 | if (len < 0) | |
773 | return -1; | |
774 | ||
775 | if (filter.ifindex && ifi->ifi_index != filter.ifindex) | |
776 | return 0; | |
777 | if (filter.up && !(ifi->ifi_flags&IFF_UP)) | |
778 | return 0; | |
779 | ||
aba5acdf | 780 | parse_rtattr(tb, IFLA_MAX, IFLA_RTA(ifi), len); |
468fa020 | 781 | if (tb[IFLA_IFNAME] == NULL) |
4cd23bdd | 782 | fprintf(stderr, "BUG: device with ifindex %d has nil ifname\n", ifi->ifi_index); |
468fa020 | 783 | |
aba5acdf SH |
784 | if (filter.label && |
785 | (!filter.family || filter.family == AF_PACKET) && | |
786 | fnmatch(filter.label, RTA_DATA(tb[IFLA_IFNAME]), 0)) | |
787 | return 0; | |
788 | ||
f960c92a | 789 | if (tb[IFLA_GROUP]) { |
9f1370c0 | 790 | int group = rta_getattr_u32(tb[IFLA_GROUP]); |
56f5daac | 791 | |
c4fdf75d | 792 | if (filter.group != -1 && group != filter.group) |
f960c92a VD |
793 | return -1; |
794 | } | |
795 | ||
1b944148 | 796 | if (tb[IFLA_MASTER]) { |
9f1370c0 | 797 | int master = rta_getattr_u32(tb[IFLA_MASTER]); |
56f5daac | 798 | |
1b944148 VK |
799 | if (filter.master > 0 && master != filter.master) |
800 | return -1; | |
56f5daac | 801 | } else if (filter.master > 0) |
1b944148 VK |
802 | return -1; |
803 | ||
e0513807 PS |
804 | if (filter.kind && match_link_kind(tb, filter.kind, 0)) |
805 | return -1; | |
712249d8 | 806 | |
e0513807 PS |
807 | if (filter.slave_kind && match_link_kind(tb, filter.slave_kind, 1)) |
808 | return -1; | |
712249d8 | 809 | |
aba5acdf SH |
810 | if (n->nlmsg_type == RTM_DELLINK) |
811 | fprintf(fp, "Deleted "); | |
812 | ||
d7bd2db5 MN |
813 | fprintf(fp, "%d: ", ifi->ifi_index); |
814 | color_fprintf(fp, COLOR_IFNAME, "%s", | |
11522e7d | 815 | tb[IFLA_IFNAME] ? rta_getattr_str(tb[IFLA_IFNAME]) : "<nil>"); |
aba5acdf SH |
816 | |
817 | if (tb[IFLA_LINK]) { | |
818 | SPRINT_BUF(b1); | |
9f1370c0 | 819 | int iflink = rta_getattr_u32(tb[IFLA_LINK]); |
56f5daac | 820 | |
aba5acdf SH |
821 | if (iflink == 0) |
822 | fprintf(fp, "@NONE: "); | |
823 | else { | |
ccdcbf35 ND |
824 | if (tb[IFLA_LINK_NETNSID]) |
825 | fprintf(fp, "@if%d: ", iflink); | |
826 | else { | |
827 | fprintf(fp, "@%s: ", ll_idx_n2a(iflink, b1)); | |
828 | m_flag = ll_index_to_flags(iflink); | |
829 | m_flag = !(m_flag & IFF_UP); | |
830 | } | |
aba5acdf SH |
831 | } |
832 | } else { | |
833 | fprintf(fp, ": "); | |
834 | } | |
835 | print_link_flags(fp, ifi->ifi_flags, m_flag); | |
836 | ||
837 | if (tb[IFLA_MTU]) | |
9f1370c0 | 838 | fprintf(fp, "mtu %u ", rta_getattr_u32(tb[IFLA_MTU])); |
c7272ca7 DB |
839 | if (tb[IFLA_XDP]) |
840 | xdp_dump(fp, tb[IFLA_XDP]); | |
aba5acdf | 841 | if (tb[IFLA_QDISC]) |
ff24746c | 842 | fprintf(fp, "qdisc %s ", rta_getattr_str(tb[IFLA_QDISC])); |
aba5acdf SH |
843 | if (tb[IFLA_MASTER]) { |
844 | SPRINT_BUF(b1); | |
9f1370c0 | 845 | fprintf(fp, "master %s ", ll_idx_n2a(rta_getattr_u32(tb[IFLA_MASTER]), b1)); |
aba5acdf | 846 | } |
82499282 | 847 | |
3d866ba2 | 848 | if (tb[IFLA_OPERSTATE]) |
ff24746c | 849 | print_operstate(fp, rta_getattr_u8(tb[IFLA_OPERSTATE])); |
82499282 SH |
850 | |
851 | if (do_link && tb[IFLA_LINKMODE]) | |
852 | print_linkmode(fp, tb[IFLA_LINKMODE]); | |
853 | ||
c4fdf75d ST |
854 | if (tb[IFLA_GROUP]) { |
855 | SPRINT_BUF(b1); | |
9f1370c0 | 856 | int group = rta_getattr_u32(tb[IFLA_GROUP]); |
56f5daac | 857 | |
c4fdf75d ST |
858 | fprintf(fp, "group %s ", rtnl_group_n2a(group, b1, sizeof(b1))); |
859 | } | |
860 | ||
aba5acdf | 861 | if (filter.showqueue) |
f78e316f | 862 | print_queuelen(fp, tb); |
ae665a52 | 863 | |
735a52ce VY |
864 | if (tb[IFLA_EVENT]) |
865 | print_link_event(fp, rta_getattr_u32(tb[IFLA_EVENT])); | |
866 | ||
2ec28933 | 867 | if (!filter.family || filter.family == AF_PACKET || show_details) { |
aba5acdf SH |
868 | SPRINT_BUF(b1); |
869 | fprintf(fp, "%s", _SL_); | |
870 | fprintf(fp, " link/%s ", ll_type_n2a(ifi->ifi_type, b1, sizeof(b1))); | |
871 | ||
872 | if (tb[IFLA_ADDRESS]) { | |
d7bd2db5 | 873 | color_fprintf(fp, COLOR_MAC, "%s", |
11522e7d SH |
874 | ll_addr_n2a(RTA_DATA(tb[IFLA_ADDRESS]), |
875 | RTA_PAYLOAD(tb[IFLA_ADDRESS]), | |
876 | ifi->ifi_type, | |
877 | b1, sizeof(b1))); | |
aba5acdf SH |
878 | } |
879 | if (tb[IFLA_BROADCAST]) { | |
880 | if (ifi->ifi_flags&IFF_POINTOPOINT) | |
881 | fprintf(fp, " peer "); | |
882 | else | |
883 | fprintf(fp, " brd "); | |
ff9d8f37 | 884 | color_fprintf(fp, COLOR_MAC, "%s", |
11522e7d SH |
885 | ll_addr_n2a(RTA_DATA(tb[IFLA_BROADCAST]), |
886 | RTA_PAYLOAD(tb[IFLA_BROADCAST]), | |
887 | ifi->ifi_type, | |
888 | b1, sizeof(b1))); | |
aba5acdf SH |
889 | } |
890 | } | |
1d934839 | 891 | |
ccdcbf35 | 892 | if (tb[IFLA_LINK_NETNSID]) { |
9f1370c0 | 893 | int id = rta_getattr_u32(tb[IFLA_LINK_NETNSID]); |
ccdcbf35 ND |
894 | |
895 | if (id >= 0) | |
896 | fprintf(fp, " link-netnsid %d", id); | |
897 | else | |
898 | fprintf(fp, " link-netnsid unknown"); | |
899 | } | |
900 | ||
18864827 AK |
901 | if (tb[IFLA_PROTO_DOWN]) { |
902 | if (rta_getattr_u8(tb[IFLA_PROTO_DOWN])) | |
903 | fprintf(fp, " protodown on "); | |
904 | } | |
905 | ||
11522e7d SH |
906 | if (show_details) { |
907 | if (tb[IFLA_PROMISCUITY]) | |
908 | fprintf(fp, " promiscuity %u ", | |
9f1370c0 | 909 | rta_getattr_u32(tb[IFLA_PROMISCUITY])); |
11522e7d SH |
910 | |
911 | if (tb[IFLA_LINKINFO]) | |
912 | print_linktype(fp, tb[IFLA_LINKINFO]); | |
913 | ||
914 | if (do_link && tb[IFLA_AF_SPEC]) | |
915 | print_af_spec(fp, tb[IFLA_AF_SPEC]); | |
916 | ||
917 | if (tb[IFLA_NUM_TX_QUEUES]) | |
918 | fprintf(fp, "numtxqueues %u ", | |
919 | rta_getattr_u32(tb[IFLA_NUM_TX_QUEUES])); | |
ede6a3ea | 920 | |
11522e7d SH |
921 | if (tb[IFLA_NUM_RX_QUEUES]) |
922 | fprintf(fp, "numrxqueues %u ", | |
923 | rta_getattr_u32(tb[IFLA_NUM_RX_QUEUES])); | |
1cb6a110 | 924 | |
1acd208c ED |
925 | if (tb[IFLA_GSO_MAX_SIZE]) |
926 | fprintf(fp, "gso_max_size %u ", | |
927 | rta_getattr_u32(tb[IFLA_GSO_MAX_SIZE])); | |
928 | ||
929 | if (tb[IFLA_GSO_MAX_SEGS]) | |
930 | fprintf(fp, "gso_max_segs %u ", | |
931 | rta_getattr_u32(tb[IFLA_GSO_MAX_SEGS])); | |
932 | ||
11522e7d SH |
933 | if (tb[IFLA_PHYS_PORT_NAME]) |
934 | fprintf(fp, "portname %s ", | |
935 | rta_getattr_str(tb[IFLA_PHYS_PORT_NAME])); | |
ee0067a9 | 936 | |
11522e7d SH |
937 | if (tb[IFLA_PHYS_PORT_ID]) { |
938 | SPRINT_BUF(b1); | |
939 | fprintf(fp, "portid %s ", | |
940 | hexstring_n2a(RTA_DATA(tb[IFLA_PHYS_PORT_ID]), | |
941 | RTA_PAYLOAD(tb[IFLA_PHYS_PORT_ID]), | |
942 | b1, sizeof(b1))); | |
943 | } | |
944 | ||
945 | if (tb[IFLA_PHYS_SWITCH_ID]) { | |
946 | SPRINT_BUF(b1); | |
947 | fprintf(fp, "switchid %s ", | |
948 | hexstring_n2a(RTA_DATA(tb[IFLA_PHYS_SWITCH_ID]), | |
949 | RTA_PAYLOAD(tb[IFLA_PHYS_SWITCH_ID]), | |
950 | b1, sizeof(b1))); | |
951 | } | |
952 | } | |
f1c656e5 | 953 | |
f1c656e5 | 954 | |
2ec28933 | 955 | if ((do_link || show_details) && tb[IFLA_IFALIAS]) { |
1124ffb7 | 956 | fprintf(fp, "%s alias %s", _SL_, |
ff24746c | 957 | rta_getattr_str(tb[IFLA_IFALIAS])); |
263c894f | 958 | } |
ace9c961 | 959 | |
e6e6fb5c | 960 | if (do_link && show_stats) { |
5d5cf1b4 JB |
961 | fprintf(fp, "%s", _SL_); |
962 | __print_link_stats(fp, tb); | |
ae7229d5 | 963 | } |
e6e6fb5c | 964 | |
2ec28933 | 965 | if ((do_link || show_details) && tb[IFLA_VFINFO_LIST] && tb[IFLA_NUM_VF]) { |
3fd86630 CW |
966 | struct rtattr *i, *vflist = tb[IFLA_VFINFO_LIST]; |
967 | int rem = RTA_PAYLOAD(vflist); | |
56f5daac | 968 | |
3fd86630 CW |
969 | for (i = RTA_DATA(vflist); RTA_OK(i, rem); i = RTA_NEXT(i, rem)) |
970 | print_vfinfo(fp, i); | |
aba5acdf | 971 | } |
3fd86630 | 972 | |
aba5acdf SH |
973 | fprintf(fp, "\n"); |
974 | fflush(fp); | |
5d5cf1b4 | 975 | return 1; |
aba5acdf SH |
976 | } |
977 | ||
978 | static int flush_update(void) | |
979 | { | |
e149d4e8 NH |
980 | |
981 | /* | |
982 | * Note that the kernel may delete multiple addresses for one | |
983 | * delete request (e.g. if ipv4 address promotion is disabled). | |
984 | * Since a flush operation is really a series of delete requests | |
985 | * its possible that we may request an address delete that has | |
986 | * already been done by the kernel. Therefore, ignore EADDRNOTAVAIL | |
987 | * errors returned from a flush request | |
988 | */ | |
989 | if ((rtnl_send_check(&rth, filter.flushb, filter.flushp) < 0) && | |
990 | (errno != EADDRNOTAVAIL)) { | |
1fb0a998 | 991 | perror("Failed to send flush request"); |
aba5acdf SH |
992 | return -1; |
993 | } | |
994 | filter.flushp = 0; | |
995 | return 0; | |
996 | } | |
997 | ||
35546df7 MN |
998 | static int set_lifetime(unsigned int *lifetime, char *argv) |
999 | { | |
1000 | if (strcmp(argv, "forever") == 0) | |
141bb606 | 1001 | *lifetime = INFINITY_LIFE_TIME; |
35546df7 MN |
1002 | else if (get_u32(lifetime, argv, 0)) |
1003 | return -1; | |
1004 | ||
1005 | return 0; | |
1006 | } | |
1007 | ||
37c9b94e JP |
1008 | static unsigned int get_ifa_flags(struct ifaddrmsg *ifa, |
1009 | struct rtattr *ifa_flags_attr) | |
1010 | { | |
1011 | return ifa_flags_attr ? rta_getattr_u32(ifa_flags_attr) : | |
1012 | ifa->ifa_flags; | |
1013 | } | |
1014 | ||
f73ac674 SH |
1015 | /* Mapping from argument to address flag mask */ |
1016 | struct { | |
1017 | const char *name; | |
1018 | unsigned long value; | |
1019 | } ifa_flag_names[] = { | |
1020 | { "secondary", IFA_F_SECONDARY }, | |
1021 | { "temporary", IFA_F_SECONDARY }, | |
1022 | { "nodad", IFA_F_NODAD }, | |
1023 | { "optimistic", IFA_F_OPTIMISTIC }, | |
1024 | { "dadfailed", IFA_F_DADFAILED }, | |
1025 | { "home", IFA_F_HOMEADDRESS }, | |
1026 | { "deprecated", IFA_F_DEPRECATED }, | |
1027 | { "tentative", IFA_F_TENTATIVE }, | |
1028 | { "permanent", IFA_F_PERMANENT }, | |
1029 | { "mngtmpaddr", IFA_F_MANAGETEMPADDR }, | |
1030 | { "noprefixroute", IFA_F_NOPREFIXROUTE }, | |
1031 | { "autojoin", IFA_F_MCAUTOJOIN }, | |
1032 | { "stable-privacy", IFA_F_STABLE_PRIVACY }, | |
1033 | }; | |
1034 | ||
1035 | static void print_ifa_flags(FILE *fp, const struct ifaddrmsg *ifa, | |
1036 | unsigned int flags) | |
1037 | { | |
1038 | unsigned int i; | |
1039 | ||
1040 | for (i = 0; i < ARRAY_SIZE(ifa_flag_names); i++) { | |
1041 | unsigned long mask = ifa_flag_names[i].value; | |
1042 | ||
1043 | if (mask == IFA_F_PERMANENT) { | |
1044 | if (!(flags & mask)) | |
1045 | fprintf(fp, "dynamic "); | |
1046 | } else if (flags & mask) { | |
1047 | if (mask == IFA_F_SECONDARY && | |
1048 | ifa->ifa_family == AF_INET6) | |
1049 | fprintf(fp, "temporary "); | |
1050 | else | |
1051 | fprintf(fp, "%s ", ifa_flag_names[i].name); | |
1052 | } | |
1053 | ||
1054 | flags &= ~mask; | |
1055 | } | |
1056 | ||
1057 | if (flags) | |
1058 | fprintf(fp, "flags %02x ", flags); | |
1059 | ||
1060 | } | |
1061 | ||
1062 | static int get_filter(const char *arg) | |
1063 | { | |
1064 | unsigned int i; | |
1065 | ||
1066 | /* Special cases */ | |
1067 | if (strcmp(arg, "dynamic") == 0) { | |
1068 | filter.flags &= ~IFA_F_PERMANENT; | |
1069 | filter.flagmask |= IFA_F_PERMANENT; | |
1070 | } else if (strcmp(arg, "primary") == 0) { | |
1071 | filter.flags &= ~IFA_F_SECONDARY; | |
1072 | filter.flagmask |= IFA_F_SECONDARY; | |
1073 | } else if (*arg == '-') { | |
1074 | for (i = 0; i < ARRAY_SIZE(ifa_flag_names); i++) { | |
1075 | if (strcmp(arg + 1, ifa_flag_names[i].name)) | |
1076 | continue; | |
1077 | ||
1078 | filter.flags &= ifa_flag_names[i].value; | |
1079 | filter.flagmask |= ifa_flag_names[i].value; | |
1080 | return 0; | |
1081 | } | |
1082 | ||
1083 | return -1; | |
1084 | } else { | |
1085 | for (i = 0; i < ARRAY_SIZE(ifa_flag_names); i++) { | |
1086 | if (strcmp(arg, ifa_flag_names[i].name)) | |
1087 | continue; | |
1088 | filter.flags |= ifa_flag_names[i].value; | |
1089 | filter.flagmask |= ifa_flag_names[i].value; | |
1090 | return 0; | |
1091 | } | |
1092 | return -1; | |
1093 | } | |
1094 | ||
1095 | return 0; | |
1096 | } | |
1097 | ||
ae665a52 | 1098 | int print_addrinfo(const struct sockaddr_nl *who, struct nlmsghdr *n, |
6dc9f016 | 1099 | void *arg) |
aba5acdf | 1100 | { |
4b726cb1 | 1101 | FILE *fp = arg; |
aba5acdf SH |
1102 | struct ifaddrmsg *ifa = NLMSG_DATA(n); |
1103 | int len = n->nlmsg_len; | |
3bc1c4f2 | 1104 | unsigned int ifa_flags; |
56f5daac | 1105 | struct rtattr *rta_tb[IFA_MAX+1]; |
56f5daac | 1106 | |
aba5acdf SH |
1107 | SPRINT_BUF(b1); |
1108 | ||
1109 | if (n->nlmsg_type != RTM_NEWADDR && n->nlmsg_type != RTM_DELADDR) | |
1110 | return 0; | |
1111 | len -= NLMSG_LENGTH(sizeof(*ifa)); | |
1112 | if (len < 0) { | |
1113 | fprintf(stderr, "BUG: wrong nlmsg len %d\n", len); | |
1114 | return -1; | |
1115 | } | |
1116 | ||
1117 | if (filter.flushb && n->nlmsg_type != RTM_NEWADDR) | |
1118 | return 0; | |
1119 | ||
4b726cb1 SH |
1120 | parse_rtattr(rta_tb, IFA_MAX, IFA_RTA(ifa), |
1121 | n->nlmsg_len - NLMSG_LENGTH(sizeof(*ifa))); | |
aba5acdf | 1122 | |
37c9b94e JP |
1123 | ifa_flags = get_ifa_flags(ifa, rta_tb[IFA_FLAGS]); |
1124 | ||
aba5acdf SH |
1125 | if (!rta_tb[IFA_LOCAL]) |
1126 | rta_tb[IFA_LOCAL] = rta_tb[IFA_ADDRESS]; | |
1127 | if (!rta_tb[IFA_ADDRESS]) | |
1128 | rta_tb[IFA_ADDRESS] = rta_tb[IFA_LOCAL]; | |
1129 | ||
1130 | if (filter.ifindex && filter.ifindex != ifa->ifa_index) | |
1131 | return 0; | |
1132 | if ((filter.scope^ifa->ifa_scope)&filter.scopemask) | |
1133 | return 0; | |
37c9b94e | 1134 | if ((filter.flags ^ ifa_flags) & filter.flagmask) |
aba5acdf SH |
1135 | return 0; |
1136 | if (filter.label) { | |
1137 | SPRINT_BUF(b1); | |
1138 | const char *label; | |
56f5daac | 1139 | |
aba5acdf SH |
1140 | if (rta_tb[IFA_LABEL]) |
1141 | label = RTA_DATA(rta_tb[IFA_LABEL]); | |
1142 | else | |
1143 | label = ll_idx_n2a(ifa->ifa_index, b1); | |
1144 | if (fnmatch(filter.label, label, 0) != 0) | |
1145 | return 0; | |
1146 | } | |
1147 | if (filter.pfx.family) { | |
1148 | if (rta_tb[IFA_LOCAL]) { | |
d17b136f | 1149 | inet_prefix dst = { .family = ifa->ifa_family }; |
56f5daac | 1150 | |
aba5acdf SH |
1151 | memcpy(&dst.data, RTA_DATA(rta_tb[IFA_LOCAL]), RTA_PAYLOAD(rta_tb[IFA_LOCAL])); |
1152 | if (inet_addr_match(&dst, &filter.pfx, filter.pfx.bitlen)) | |
1153 | return 0; | |
1154 | } | |
1155 | } | |
1156 | ||
3eb1731b | 1157 | if (filter.family && filter.family != ifa->ifa_family) |
1158 | return 0; | |
1159 | ||
aba5acdf SH |
1160 | if (filter.flushb) { |
1161 | struct nlmsghdr *fn; | |
56f5daac | 1162 | |
aba5acdf SH |
1163 | if (NLMSG_ALIGN(filter.flushp) + n->nlmsg_len > filter.flushe) { |
1164 | if (flush_update()) | |
1165 | return -1; | |
1166 | } | |
56f5daac | 1167 | fn = (struct nlmsghdr *)(filter.flushb + NLMSG_ALIGN(filter.flushp)); |
aba5acdf SH |
1168 | memcpy(fn, n, n->nlmsg_len); |
1169 | fn->nlmsg_type = RTM_DELADDR; | |
1170 | fn->nlmsg_flags = NLM_F_REQUEST; | |
351efcde | 1171 | fn->nlmsg_seq = ++rth.seq; |
56f5daac | 1172 | filter.flushp = (((char *)fn) + n->nlmsg_len) - filter.flushb; |
aba5acdf SH |
1173 | filter.flushed++; |
1174 | if (show_stats < 2) | |
1175 | return 0; | |
1176 | } | |
1177 | ||
1178 | if (n->nlmsg_type == RTM_DELADDR) | |
1179 | fprintf(fp, "Deleted "); | |
1180 | ||
5d295bb8 AG |
1181 | if (!brief) { |
1182 | if (filter.oneline || filter.flushb) | |
1183 | fprintf(fp, "%u: %s", ifa->ifa_index, ll_index_to_name(ifa->ifa_index)); | |
1184 | if (ifa->ifa_family == AF_INET) | |
1185 | fprintf(fp, " inet "); | |
1186 | else if (ifa->ifa_family == AF_INET6) | |
1187 | fprintf(fp, " inet6 "); | |
1188 | else if (ifa->ifa_family == AF_DECnet) | |
1189 | fprintf(fp, " dnet "); | |
1190 | else if (ifa->ifa_family == AF_IPX) | |
1191 | fprintf(fp, " ipx "); | |
1192 | else | |
1193 | fprintf(fp, " family %d ", ifa->ifa_family); | |
1194 | } | |
aba5acdf SH |
1195 | |
1196 | if (rta_tb[IFA_LOCAL]) { | |
a1121aa1 | 1197 | color_fprintf(fp, ifa_family_color(ifa->ifa_family), "%s", |
468fa020 SH |
1198 | format_host_rta(ifa->ifa_family, |
1199 | rta_tb[IFA_LOCAL])); | |
ff9d8f37 PS |
1200 | if (rta_tb[IFA_ADDRESS] && |
1201 | memcmp(RTA_DATA(rta_tb[IFA_ADDRESS]), | |
468fa020 SH |
1202 | RTA_DATA(rta_tb[IFA_LOCAL]), |
1203 | ifa->ifa_family == AF_INET ? 4 : 16)) { | |
ff9d8f37 PS |
1204 | fprintf(fp, " peer "); |
1205 | color_fprintf(fp, ifa_family_color(ifa->ifa_family), | |
468fa020 SH |
1206 | "%s", format_host_rta(ifa->ifa_family, |
1207 | rta_tb[IFA_ADDRESS])); | |
aba5acdf | 1208 | } |
ff9d8f37 | 1209 | fprintf(fp, "/%d ", ifa->ifa_prefixlen); |
aba5acdf SH |
1210 | } |
1211 | ||
5d295bb8 AG |
1212 | if (brief) |
1213 | goto brief_exit; | |
1214 | ||
aba5acdf | 1215 | if (rta_tb[IFA_BROADCAST]) { |
ff9d8f37 PS |
1216 | fprintf(fp, "brd "); |
1217 | color_fprintf(fp, ifa_family_color(ifa->ifa_family), "%s ", | |
468fa020 SH |
1218 | format_host_rta(ifa->ifa_family, |
1219 | rta_tb[IFA_BROADCAST])); | |
aba5acdf SH |
1220 | } |
1221 | if (rta_tb[IFA_ANYCAST]) { | |
ff9d8f37 PS |
1222 | fprintf(fp, "any "); |
1223 | color_fprintf(fp, ifa_family_color(ifa->ifa_family), "%s ", | |
468fa020 SH |
1224 | format_host_rta(ifa->ifa_family, |
1225 | rta_tb[IFA_ANYCAST])); | |
aba5acdf SH |
1226 | } |
1227 | fprintf(fp, "scope %s ", rtnl_rtscope_n2a(ifa->ifa_scope, b1, sizeof(b1))); | |
f73ac674 SH |
1228 | |
1229 | print_ifa_flags(fp, ifa, ifa_flags); | |
1230 | ||
aba5acdf | 1231 | if (rta_tb[IFA_LABEL]) |
ff24746c | 1232 | fprintf(fp, "%s", rta_getattr_str(rta_tb[IFA_LABEL])); |
aba5acdf SH |
1233 | if (rta_tb[IFA_CACHEINFO]) { |
1234 | struct ifa_cacheinfo *ci = RTA_DATA(rta_tb[IFA_CACHEINFO]); | |
56f5daac | 1235 | |
aba5acdf | 1236 | fprintf(fp, "%s", _SL_); |
f66efadd | 1237 | fprintf(fp, " valid_lft "); |
141bb606 | 1238 | if (ci->ifa_valid == INFINITY_LIFE_TIME) |
f66efadd | 1239 | fprintf(fp, "forever"); |
aba5acdf | 1240 | else |
f66efadd AS |
1241 | fprintf(fp, "%usec", ci->ifa_valid); |
1242 | fprintf(fp, " preferred_lft "); | |
141bb606 | 1243 | if (ci->ifa_prefered == INFINITY_LIFE_TIME) |
f66efadd | 1244 | fprintf(fp, "forever"); |
037d950b | 1245 | else { |
f73ac674 | 1246 | if (ifa_flags & IFA_F_DEPRECATED) |
f66efadd | 1247 | fprintf(fp, "%dsec", ci->ifa_prefered); |
037d950b | 1248 | else |
f66efadd | 1249 | fprintf(fp, "%usec", ci->ifa_prefered); |
037d950b | 1250 | } |
aba5acdf SH |
1251 | } |
1252 | fprintf(fp, "\n"); | |
5d295bb8 | 1253 | brief_exit: |
aba5acdf SH |
1254 | fflush(fp); |
1255 | return 0; | |
1256 | } | |
1257 | ||
5e5055bc AH |
1258 | static int print_selected_addrinfo(struct ifinfomsg *ifi, |
1259 | struct nlmsg_list *ainfo, FILE *fp) | |
aba5acdf | 1260 | { |
56f5daac | 1261 | for ( ; ainfo ; ainfo = ainfo->next) { |
aba5acdf SH |
1262 | struct nlmsghdr *n = &ainfo->h; |
1263 | struct ifaddrmsg *ifa = NLMSG_DATA(n); | |
1264 | ||
1265 | if (n->nlmsg_type != RTM_NEWADDR) | |
1266 | continue; | |
1267 | ||
6cf2609d | 1268 | if (n->nlmsg_len < NLMSG_LENGTH(sizeof(*ifa))) |
aba5acdf SH |
1269 | return -1; |
1270 | ||
5e5055bc | 1271 | if (ifa->ifa_index != ifi->ifi_index || |
aba5acdf SH |
1272 | (filter.family && filter.family != ifa->ifa_family)) |
1273 | continue; | |
1274 | ||
5e5055bc AH |
1275 | if (filter.up && !(ifi->ifi_flags&IFF_UP)) |
1276 | continue; | |
1277 | ||
aba5acdf SH |
1278 | print_addrinfo(NULL, n, fp); |
1279 | } | |
5d295bb8 AG |
1280 | if (brief) { |
1281 | fprintf(fp, "\n"); | |
1282 | fflush(fp); | |
1283 | } | |
aba5acdf SH |
1284 | return 0; |
1285 | } | |
1286 | ||
1287 | ||
ae665a52 | 1288 | static int store_nlmsg(const struct sockaddr_nl *who, struct nlmsghdr *n, |
6dc9f016 | 1289 | void *arg) |
aba5acdf | 1290 | { |
62e2e540 | 1291 | struct nlmsg_chain *lchain = (struct nlmsg_chain *)arg; |
aba5acdf | 1292 | struct nlmsg_list *h; |
aba5acdf | 1293 | |
56f5daac | 1294 | h = malloc(n->nlmsg_len+sizeof(void *)); |
aba5acdf SH |
1295 | if (h == NULL) |
1296 | return -1; | |
1297 | ||
1298 | memcpy(&h->h, n, n->nlmsg_len); | |
1299 | h->next = NULL; | |
1300 | ||
62e2e540 ED |
1301 | if (lchain->tail) |
1302 | lchain->tail->next = h; | |
1303 | else | |
1304 | lchain->head = h; | |
1305 | lchain->tail = h; | |
aba5acdf SH |
1306 | |
1307 | ll_remember_index(who, n, NULL); | |
1308 | return 0; | |
1309 | } | |
1310 | ||
81824ac2 PE |
1311 | static __u32 ipadd_dump_magic = 0x47361222; |
1312 | ||
1313 | static int ipadd_save_prep(void) | |
1314 | { | |
1315 | int ret; | |
1316 | ||
1317 | if (isatty(STDOUT_FILENO)) { | |
14645ec2 | 1318 | fprintf(stderr, "Not sending a binary stream to stdout\n"); |
81824ac2 PE |
1319 | return -1; |
1320 | } | |
1321 | ||
1322 | ret = write(STDOUT_FILENO, &ipadd_dump_magic, sizeof(ipadd_dump_magic)); | |
1323 | if (ret != sizeof(ipadd_dump_magic)) { | |
1324 | fprintf(stderr, "Can't write magic to dump file\n"); | |
1325 | return -1; | |
1326 | } | |
1327 | ||
1328 | return 0; | |
1329 | } | |
1330 | ||
1331 | static int ipadd_dump_check_magic(void) | |
1332 | { | |
1333 | int ret; | |
1334 | __u32 magic = 0; | |
1335 | ||
1336 | if (isatty(STDIN_FILENO)) { | |
4e972d5e | 1337 | fprintf(stderr, "Can't restore address dump from a terminal\n"); |
81824ac2 PE |
1338 | return -1; |
1339 | } | |
1340 | ||
1341 | ret = fread(&magic, sizeof(magic), 1, stdin); | |
1342 | if (magic != ipadd_dump_magic) { | |
1343 | fprintf(stderr, "Magic mismatch (%d elems, %x magic)\n", ret, magic); | |
1344 | return -1; | |
1345 | } | |
1346 | ||
1347 | return 0; | |
1348 | } | |
1349 | ||
1350 | static int save_nlmsg(const struct sockaddr_nl *who, struct nlmsghdr *n, | |
1351 | void *arg) | |
1352 | { | |
1353 | int ret; | |
1354 | ||
1355 | ret = write(STDOUT_FILENO, n, n->nlmsg_len); | |
1356 | if ((ret > 0) && (ret != n->nlmsg_len)) { | |
1357 | fprintf(stderr, "Short write while saving nlmsg\n"); | |
1358 | ret = -EIO; | |
1359 | } | |
1360 | ||
1361 | return ret == n->nlmsg_len ? 0 : ret; | |
1362 | } | |
1363 | ||
0628cddd ND |
1364 | static int show_handler(const struct sockaddr_nl *nl, |
1365 | struct rtnl_ctrl_data *ctrl, | |
1366 | struct nlmsghdr *n, void *arg) | |
81824ac2 PE |
1367 | { |
1368 | struct ifaddrmsg *ifa = NLMSG_DATA(n); | |
1369 | ||
1370 | printf("if%d:\n", ifa->ifa_index); | |
1371 | print_addrinfo(NULL, n, stdout); | |
1372 | return 0; | |
1373 | } | |
1374 | ||
1375 | static int ipaddr_showdump(void) | |
1376 | { | |
1377 | if (ipadd_dump_check_magic()) | |
1378 | exit(-1); | |
1379 | ||
1380 | exit(rtnl_from_file(stdin, &show_handler, NULL)); | |
1381 | } | |
1382 | ||
0628cddd ND |
1383 | static int restore_handler(const struct sockaddr_nl *nl, |
1384 | struct rtnl_ctrl_data *ctrl, | |
1385 | struct nlmsghdr *n, void *arg) | |
81824ac2 PE |
1386 | { |
1387 | int ret; | |
1388 | ||
1389 | n->nlmsg_flags |= NLM_F_REQUEST | NLM_F_CREATE | NLM_F_ACK; | |
1390 | ||
1391 | ll_init_map(&rth); | |
1392 | ||
c079e121 | 1393 | ret = rtnl_talk(&rth, n, n, sizeof(*n)); |
81824ac2 PE |
1394 | if ((ret < 0) && (errno == EEXIST)) |
1395 | ret = 0; | |
1396 | ||
1397 | return ret; | |
1398 | } | |
1399 | ||
1400 | static int ipaddr_restore(void) | |
1401 | { | |
1402 | if (ipadd_dump_check_magic()) | |
1403 | exit(-1); | |
1404 | ||
1405 | exit(rtnl_from_file(stdin, &restore_handler, NULL)); | |
1406 | } | |
1407 | ||
4ad87594 | 1408 | void free_nlmsg_chain(struct nlmsg_chain *info) |
8d07e5f7 SH |
1409 | { |
1410 | struct nlmsg_list *l, *n; | |
1411 | ||
1412 | for (l = info->head; l; l = n) { | |
1413 | n = l->next; | |
1414 | free(l); | |
1415 | } | |
1416 | } | |
1417 | ||
1418 | static void ipaddr_filter(struct nlmsg_chain *linfo, struct nlmsg_chain *ainfo) | |
1419 | { | |
1420 | struct nlmsg_list *l, **lp; | |
1421 | ||
1422 | lp = &linfo->head; | |
56f5daac | 1423 | while ((l = *lp) != NULL) { |
8d07e5f7 | 1424 | int ok = 0; |
7f747fd9 | 1425 | int missing_net_address = 1; |
8d07e5f7 SH |
1426 | struct ifinfomsg *ifi = NLMSG_DATA(&l->h); |
1427 | struct nlmsg_list *a; | |
1428 | ||
1429 | for (a = ainfo->head; a; a = a->next) { | |
1430 | struct nlmsghdr *n = &a->h; | |
1431 | struct ifaddrmsg *ifa = NLMSG_DATA(n); | |
37c9b94e JP |
1432 | struct rtattr *tb[IFA_MAX + 1]; |
1433 | unsigned int ifa_flags; | |
8d07e5f7 | 1434 | |
7f747fd9 PP |
1435 | if (ifa->ifa_index != ifi->ifi_index) |
1436 | continue; | |
1437 | missing_net_address = 0; | |
1438 | if (filter.family && filter.family != ifa->ifa_family) | |
8d07e5f7 SH |
1439 | continue; |
1440 | if ((filter.scope^ifa->ifa_scope)&filter.scopemask) | |
1441 | continue; | |
37c9b94e JP |
1442 | |
1443 | parse_rtattr(tb, IFA_MAX, IFA_RTA(ifa), IFA_PAYLOAD(n)); | |
1444 | ifa_flags = get_ifa_flags(ifa, tb[IFA_FLAGS]); | |
1445 | ||
1446 | if ((filter.flags ^ ifa_flags) & filter.flagmask) | |
8d07e5f7 SH |
1447 | continue; |
1448 | if (filter.pfx.family || filter.label) { | |
8d07e5f7 SH |
1449 | if (!tb[IFA_LOCAL]) |
1450 | tb[IFA_LOCAL] = tb[IFA_ADDRESS]; | |
1451 | ||
1452 | if (filter.pfx.family && tb[IFA_LOCAL]) { | |
d17b136f PS |
1453 | inet_prefix dst = { |
1454 | .family = ifa->ifa_family | |
1455 | }; | |
56f5daac | 1456 | |
8d07e5f7 SH |
1457 | memcpy(&dst.data, RTA_DATA(tb[IFA_LOCAL]), RTA_PAYLOAD(tb[IFA_LOCAL])); |
1458 | if (inet_addr_match(&dst, &filter.pfx, filter.pfx.bitlen)) | |
1459 | continue; | |
1460 | } | |
1461 | if (filter.label) { | |
1462 | SPRINT_BUF(b1); | |
1463 | const char *label; | |
56f5daac | 1464 | |
8d07e5f7 SH |
1465 | if (tb[IFA_LABEL]) |
1466 | label = RTA_DATA(tb[IFA_LABEL]); | |
1467 | else | |
1468 | label = ll_idx_n2a(ifa->ifa_index, b1); | |
1469 | if (fnmatch(filter.label, label, 0) != 0) | |
1470 | continue; | |
1471 | } | |
1472 | } | |
1473 | ||
1474 | ok = 1; | |
1475 | break; | |
1476 | } | |
7f747fd9 PP |
1477 | if (missing_net_address && |
1478 | (filter.family == AF_UNSPEC || filter.family == AF_PACKET)) | |
1479 | ok = 1; | |
8d07e5f7 SH |
1480 | if (!ok) { |
1481 | *lp = l->next; | |
1482 | free(l); | |
1483 | } else | |
1484 | lp = &l->next; | |
1485 | } | |
1486 | } | |
1487 | ||
1488 | static int ipaddr_flush(void) | |
1489 | { | |
1490 | int round = 0; | |
1491 | char flushb[4096-512]; | |
1492 | ||
1493 | filter.flushb = flushb; | |
1494 | filter.flushp = 0; | |
1495 | filter.flushe = sizeof(flushb); | |
1496 | ||
1497 | while ((max_flush_loops == 0) || (round < max_flush_loops)) { | |
8d07e5f7 SH |
1498 | if (rtnl_wilddump_request(&rth, filter.family, RTM_GETADDR) < 0) { |
1499 | perror("Cannot send dump request"); | |
1500 | exit(1); | |
1501 | } | |
1502 | filter.flushed = 0; | |
d25ec03e PS |
1503 | if (rtnl_dump_filter_nc(&rth, print_addrinfo, |
1504 | stdout, NLM_F_DUMP_INTR) < 0) { | |
8d07e5f7 SH |
1505 | fprintf(stderr, "Flush terminated\n"); |
1506 | exit(1); | |
1507 | } | |
1508 | if (filter.flushed == 0) { | |
1509 | flush_done: | |
1510 | if (show_stats) { | |
1511 | if (round == 0) | |
1512 | printf("Nothing to flush.\n"); | |
1513 | else | |
56f5daac | 1514 | printf("*** Flush is complete after %d round%s ***\n", round, round > 1?"s":""); |
8d07e5f7 SH |
1515 | } |
1516 | fflush(stdout); | |
1517 | return 0; | |
1518 | } | |
1519 | round++; | |
1520 | if (flush_update() < 0) | |
1521 | return 1; | |
1522 | ||
1523 | if (show_stats) { | |
1524 | printf("\n*** Round %d, deleting %d addresses ***\n", round, filter.flushed); | |
1525 | fflush(stdout); | |
1526 | } | |
1527 | ||
1528 | /* If we are flushing, and specifying primary, then we | |
1529 | * want to flush only a single round. Otherwise, we'll | |
1530 | * start flushing secondaries that were promoted to | |
1531 | * primaries. | |
1532 | */ | |
1533 | if (!(filter.flags & IFA_F_SECONDARY) && (filter.flagmask & IFA_F_SECONDARY)) | |
1534 | goto flush_done; | |
1535 | } | |
1536 | fprintf(stderr, "*** Flush remains incomplete after %d rounds. ***\n", max_flush_loops); | |
1537 | fflush(stderr); | |
1538 | return 1; | |
1539 | } | |
1540 | ||
b0a4ce62 DA |
1541 | static int iplink_filter_req(struct nlmsghdr *nlh, int reqlen) |
1542 | { | |
1543 | int err; | |
1544 | ||
1545 | err = addattr32(nlh, reqlen, IFLA_EXT_MASK, RTEXT_FILTER_VF); | |
1546 | if (err) | |
1547 | return err; | |
1548 | ||
1549 | if (filter.master) { | |
1550 | err = addattr32(nlh, reqlen, IFLA_MASTER, filter.master); | |
1551 | if (err) | |
1552 | return err; | |
1553 | } | |
1554 | ||
1555 | if (filter.kind) { | |
1556 | struct rtattr *linkinfo; | |
1557 | ||
1558 | linkinfo = addattr_nest(nlh, reqlen, IFLA_LINKINFO); | |
1559 | ||
1560 | err = addattr_l(nlh, reqlen, IFLA_INFO_KIND, filter.kind, | |
1561 | strlen(filter.kind)); | |
1562 | if (err) | |
1563 | return err; | |
1564 | ||
1565 | addattr_nest_end(nlh, linkinfo); | |
1566 | } | |
1567 | ||
1568 | return 0; | |
1569 | } | |
1570 | ||
4ad87594 DA |
1571 | /* fills in linfo with link data and optionally ainfo with address info |
1572 | * caller can walk lists as desired and must call free_nlmsg_chain for | |
1573 | * both when done | |
1574 | */ | |
1575 | int ip_linkaddr_list(int family, req_filter_fn_t filter_fn, | |
1576 | struct nlmsg_chain *linfo, struct nlmsg_chain *ainfo) | |
1577 | { | |
1578 | if (rtnl_wilddump_req_filter_fn(&rth, preferred_family, RTM_GETLINK, | |
1579 | filter_fn) < 0) { | |
1580 | perror("Cannot send dump request"); | |
1581 | return 1; | |
1582 | } | |
1583 | ||
1584 | if (rtnl_dump_filter(&rth, store_nlmsg, linfo) < 0) { | |
1585 | fprintf(stderr, "Dump terminated\n"); | |
1586 | return 1; | |
1587 | } | |
1588 | ||
1589 | if (ainfo) { | |
1590 | if (rtnl_wilddump_request(&rth, family, RTM_GETADDR) < 0) { | |
1591 | perror("Cannot send dump request"); | |
1592 | return 1; | |
1593 | } | |
1594 | ||
1595 | if (rtnl_dump_filter(&rth, store_nlmsg, ainfo) < 0) { | |
1596 | fprintf(stderr, "Dump terminated\n"); | |
1597 | return 1; | |
1598 | } | |
1599 | } | |
1600 | ||
1601 | return 0; | |
1602 | } | |
1603 | ||
81824ac2 | 1604 | static int ipaddr_list_flush_or_save(int argc, char **argv, int action) |
aba5acdf | 1605 | { |
62e2e540 | 1606 | struct nlmsg_chain linfo = { NULL, NULL}; |
4ad87594 | 1607 | struct nlmsg_chain _ainfo = { NULL, NULL}, *ainfo = NULL; |
8d07e5f7 | 1608 | struct nlmsg_list *l; |
aba5acdf SH |
1609 | char *filter_dev = NULL; |
1610 | int no_link = 0; | |
1611 | ||
093b7646 | 1612 | ipaddr_reset_filter(oneline, 0); |
aba5acdf | 1613 | filter.showqueue = 1; |
906dfe48 | 1614 | filter.family = preferred_family; |
c4fdf75d | 1615 | filter.group = -1; |
f960c92a | 1616 | |
81824ac2 | 1617 | if (action == IPADD_FLUSH) { |
aba5acdf SH |
1618 | if (argc <= 0) { |
1619 | fprintf(stderr, "Flush requires arguments.\n"); | |
f960c92a | 1620 | |
aba5acdf SH |
1621 | return -1; |
1622 | } | |
1623 | if (filter.family == AF_PACKET) { | |
1624 | fprintf(stderr, "Cannot flush link addresses.\n"); | |
1625 | return -1; | |
1626 | } | |
1627 | } | |
1628 | ||
1629 | while (argc > 0) { | |
1630 | if (strcmp(*argv, "to") == 0) { | |
1631 | NEXT_ARG(); | |
1632 | get_prefix(&filter.pfx, *argv, filter.family); | |
1633 | if (filter.family == AF_UNSPEC) | |
1634 | filter.family = filter.pfx.family; | |
1635 | } else if (strcmp(*argv, "scope") == 0) { | |
56f5daac SH |
1636 | unsigned int scope = 0; |
1637 | ||
aba5acdf SH |
1638 | NEXT_ARG(); |
1639 | filter.scopemask = -1; | |
1640 | if (rtnl_rtscope_a2n(&scope, *argv)) { | |
1641 | if (strcmp(*argv, "all") != 0) | |
1642 | invarg("invalid \"scope\"\n", *argv); | |
1643 | scope = RT_SCOPE_NOWHERE; | |
1644 | filter.scopemask = 0; | |
1645 | } | |
1646 | filter.scope = scope; | |
1647 | } else if (strcmp(*argv, "up") == 0) { | |
1648 | filter.up = 1; | |
f73ac674 SH |
1649 | } else if (get_filter(*argv) == 0) { |
1650 | ||
aba5acdf SH |
1651 | } else if (strcmp(*argv, "label") == 0) { |
1652 | NEXT_ARG(); | |
1653 | filter.label = *argv; | |
f960c92a VD |
1654 | } else if (strcmp(*argv, "group") == 0) { |
1655 | NEXT_ARG(); | |
1656 | if (rtnl_group_a2n(&filter.group, *argv)) | |
1657 | invarg("Invalid \"group\" value\n", *argv); | |
1b944148 VK |
1658 | } else if (strcmp(*argv, "master") == 0) { |
1659 | int ifindex; | |
56f5daac | 1660 | |
1b944148 VK |
1661 | NEXT_ARG(); |
1662 | ifindex = ll_name_to_index(*argv); | |
1663 | if (!ifindex) | |
1664 | invarg("Device does not exist\n", *argv); | |
1665 | filter.master = ifindex; | |
104444c2 DA |
1666 | } else if (strcmp(*argv, "vrf") == 0) { |
1667 | int ifindex; | |
1668 | ||
1669 | NEXT_ARG(); | |
1670 | ifindex = ll_name_to_index(*argv); | |
1671 | if (!ifindex) | |
1672 | invarg("Not a valid VRF name\n", *argv); | |
1673 | if (!name_is_vrf(*argv)) | |
1674 | invarg("Not a valid VRF name\n", *argv); | |
1675 | filter.master = ifindex; | |
24604eb2 | 1676 | } else if (strcmp(*argv, "type") == 0) { |
e0513807 PS |
1677 | int soff; |
1678 | ||
712249d8 | 1679 | NEXT_ARG(); |
e0513807 PS |
1680 | soff = strlen(*argv) - strlen("_slave"); |
1681 | if (!strcmp(*argv + soff, "_slave")) { | |
1682 | (*argv)[soff] = '\0'; | |
1683 | filter.slave_kind = *argv; | |
1684 | } else { | |
1685 | filter.kind = *argv; | |
1686 | } | |
aba5acdf | 1687 | } else { |
468fa020 | 1688 | if (strcmp(*argv, "dev") == 0) |
aba5acdf | 1689 | NEXT_ARG(); |
468fa020 | 1690 | else if (matches(*argv, "help") == 0) |
aba5acdf SH |
1691 | usage(); |
1692 | if (filter_dev) | |
1693 | duparg2("dev", *argv); | |
1694 | filter_dev = *argv; | |
1695 | } | |
1696 | argv++; argc--; | |
1697 | } | |
1698 | ||
aba5acdf SH |
1699 | if (filter_dev) { |
1700 | filter.ifindex = ll_name_to_index(filter_dev); | |
1701 | if (filter.ifindex <= 0) { | |
1702 | fprintf(stderr, "Device \"%s\" does not exist.\n", filter_dev); | |
1703 | return -1; | |
1704 | } | |
1705 | } | |
1706 | ||
81824ac2 | 1707 | if (action == IPADD_FLUSH) |
8d07e5f7 | 1708 | return ipaddr_flush(); |
351efcde | 1709 | |
81824ac2 PE |
1710 | if (action == IPADD_SAVE) { |
1711 | if (ipadd_save_prep()) | |
1712 | exit(1); | |
1713 | ||
1714 | if (rtnl_wilddump_request(&rth, preferred_family, RTM_GETADDR) < 0) { | |
1715 | perror("Cannot send dump request"); | |
1716 | exit(1); | |
1717 | } | |
1718 | ||
1719 | if (rtnl_dump_filter(&rth, save_nlmsg, stdout) < 0) { | |
1720 | fprintf(stderr, "Save terminated\n"); | |
1721 | exit(1); | |
1722 | } | |
1723 | ||
1724 | exit(0); | |
1725 | } | |
1726 | ||
50b9950d RP |
1727 | /* |
1728 | * If only filter_dev present and none of the other | |
1729 | * link filters are present, use RTM_GETLINK to get | |
1730 | * the link device | |
1731 | */ | |
1732 | if (filter_dev && filter.group == -1 && do_link == 1) { | |
1733 | if (iplink_get(0, filter_dev, RTEXT_FILTER_VF) < 0) { | |
1734 | perror("Cannot send link get request"); | |
1735 | exit(1); | |
1736 | } | |
1737 | exit(0); | |
1738 | } | |
1739 | ||
af9d406f | 1740 | if (filter.family != AF_PACKET) { |
4ad87594 DA |
1741 | ainfo = &_ainfo; |
1742 | ||
8d07e5f7 SH |
1743 | if (filter.oneline) |
1744 | no_link = 1; | |
4ad87594 | 1745 | } |
8d07e5f7 | 1746 | |
4ad87594 DA |
1747 | if (ip_linkaddr_list(filter.family, iplink_filter_req, |
1748 | &linfo, ainfo) != 0) | |
1749 | goto out; | |
aba5acdf | 1750 | |
4ad87594 DA |
1751 | if (filter.family != AF_PACKET) |
1752 | ipaddr_filter(&linfo, ainfo); | |
aba5acdf | 1753 | |
8d07e5f7 | 1754 | for (l = linfo.head; l; l = l->next) { |
5d5cf1b4 | 1755 | int res = 0; |
5d295bb8 | 1756 | struct ifinfomsg *ifi = NLMSG_DATA(&l->h); |
5d5cf1b4 | 1757 | |
5d295bb8 | 1758 | if (brief) { |
63891c70 DA |
1759 | if (print_linkinfo_brief(NULL, &l->h, |
1760 | stdout, NULL) == 0) | |
5d295bb8 AG |
1761 | if (filter.family != AF_PACKET) |
1762 | print_selected_addrinfo(ifi, | |
4ad87594 | 1763 | ainfo->head, |
5d295bb8 AG |
1764 | stdout); |
1765 | } else if (no_link || | |
4ad87594 | 1766 | (res = print_linkinfo(NULL, &l->h, stdout)) >= 0) { |
aba5acdf | 1767 | if (filter.family != AF_PACKET) |
5e5055bc | 1768 | print_selected_addrinfo(ifi, |
4ad87594 | 1769 | ainfo->head, stdout); |
5d5cf1b4 JB |
1770 | if (res > 0 && !do_link && show_stats) |
1771 | print_link_stats(stdout, &l->h); | |
aba5acdf | 1772 | } |
aba5acdf | 1773 | } |
8d07e5f7 SH |
1774 | fflush(stdout); |
1775 | ||
4ad87594 DA |
1776 | out: |
1777 | if (ainfo) | |
1778 | free_nlmsg_chain(ainfo); | |
8d07e5f7 | 1779 | free_nlmsg_chain(&linfo); |
aba5acdf | 1780 | |
351efcde | 1781 | return 0; |
aba5acdf SH |
1782 | } |
1783 | ||
f89a2a05 SC |
1784 | static void |
1785 | ipaddr_loop_each_vf(struct rtattr *tb[], int vfnum, int *min, int *max) | |
1786 | { | |
1787 | struct rtattr *vflist = tb[IFLA_VFINFO_LIST]; | |
1788 | struct rtattr *i, *vf[IFLA_VF_MAX+1]; | |
1789 | struct ifla_vf_rate *vf_rate; | |
1790 | int rem; | |
1791 | ||
1792 | rem = RTA_PAYLOAD(vflist); | |
1793 | ||
1794 | for (i = RTA_DATA(vflist); RTA_OK(i, rem); i = RTA_NEXT(i, rem)) { | |
1795 | parse_rtattr_nested(vf, IFLA_VF_MAX, i); | |
1796 | vf_rate = RTA_DATA(vf[IFLA_VF_RATE]); | |
1797 | if (vf_rate->vf == vfnum) { | |
1798 | *min = vf_rate->min_tx_rate; | |
1799 | *max = vf_rate->max_tx_rate; | |
1800 | return; | |
1801 | } | |
1802 | } | |
1803 | fprintf(stderr, "Cannot find VF %d\n", vfnum); | |
1804 | exit(1); | |
1805 | } | |
1806 | ||
1807 | void ipaddr_get_vf_rate(int vfnum, int *min, int *max, int idx) | |
1808 | { | |
1809 | struct nlmsg_chain linfo = { NULL, NULL}; | |
1810 | struct rtattr *tb[IFLA_MAX+1]; | |
1811 | struct ifinfomsg *ifi; | |
1812 | struct nlmsg_list *l; | |
1813 | struct nlmsghdr *n; | |
1814 | int len; | |
1815 | ||
1816 | if (rtnl_wilddump_request(&rth, AF_UNSPEC, RTM_GETLINK) < 0) { | |
1817 | perror("Cannot send dump request"); | |
1818 | exit(1); | |
1819 | } | |
1820 | if (rtnl_dump_filter(&rth, store_nlmsg, &linfo) < 0) { | |
1821 | fprintf(stderr, "Dump terminated\n"); | |
1822 | exit(1); | |
1823 | } | |
1824 | for (l = linfo.head; l; l = l->next) { | |
1825 | n = &l->h; | |
1826 | ifi = NLMSG_DATA(n); | |
1827 | ||
1828 | len = n->nlmsg_len - NLMSG_LENGTH(sizeof(*ifi)); | |
1199c4f5 | 1829 | if (len < 0 || (idx && idx != ifi->ifi_index)) |
f89a2a05 SC |
1830 | continue; |
1831 | ||
1832 | parse_rtattr(tb, IFLA_MAX, IFLA_RTA(ifi), len); | |
1833 | ||
1834 | if ((tb[IFLA_VFINFO_LIST] && tb[IFLA_NUM_VF])) { | |
1835 | ipaddr_loop_each_vf(tb, vfnum, min, max); | |
1836 | return; | |
1837 | } | |
1838 | } | |
1839 | } | |
1840 | ||
aba5acdf SH |
1841 | int ipaddr_list_link(int argc, char **argv) |
1842 | { | |
1843 | preferred_family = AF_PACKET; | |
1844 | do_link = 1; | |
81824ac2 | 1845 | return ipaddr_list_flush_or_save(argc, argv, IPADD_LIST); |
aba5acdf SH |
1846 | } |
1847 | ||
093b7646 | 1848 | void ipaddr_reset_filter(int oneline, int ifindex) |
aba5acdf SH |
1849 | { |
1850 | memset(&filter, 0, sizeof(filter)); | |
1851 | filter.oneline = oneline; | |
093b7646 | 1852 | filter.ifindex = ifindex; |
aba5acdf SH |
1853 | } |
1854 | ||
3d866ba2 | 1855 | static int default_scope(inet_prefix *lcl) |
aba5acdf SH |
1856 | { |
1857 | if (lcl->family == AF_INET) { | |
56f5daac | 1858 | if (lcl->bytelen >= 1 && *(__u8 *)&lcl->data == 127) |
aba5acdf SH |
1859 | return RT_SCOPE_HOST; |
1860 | } | |
1861 | return 0; | |
1862 | } | |
1863 | ||
e31867ac MC |
1864 | static bool ipaddr_is_multicast(inet_prefix *a) |
1865 | { | |
1866 | if (a->family == AF_INET) | |
1867 | return IN_MULTICAST(ntohl(a->data[0])); | |
1868 | else if (a->family == AF_INET6) | |
1869 | return IN6_IS_ADDR_MULTICAST(a->data); | |
1870 | else | |
1871 | return false; | |
1872 | } | |
1873 | ||
3d866ba2 | 1874 | static int ipaddr_modify(int cmd, int flags, int argc, char **argv) |
aba5acdf | 1875 | { |
aba5acdf | 1876 | struct { |
4806867a SH |
1877 | struct nlmsghdr n; |
1878 | struct ifaddrmsg ifa; | |
4b726cb1 | 1879 | char buf[256]; |
d17b136f PS |
1880 | } req = { |
1881 | .n.nlmsg_len = NLMSG_LENGTH(sizeof(struct ifaddrmsg)), | |
1882 | .n.nlmsg_flags = NLM_F_REQUEST | flags, | |
1883 | .n.nlmsg_type = cmd, | |
1884 | .ifa.ifa_family = preferred_family, | |
1885 | }; | |
aba5acdf SH |
1886 | char *d = NULL; |
1887 | char *l = NULL; | |
f082b64f | 1888 | char *lcl_arg = NULL; |
35546df7 MN |
1889 | char *valid_lftp = NULL; |
1890 | char *preferred_lftp = NULL; | |
d044ea3e | 1891 | inet_prefix lcl = {}; |
aba5acdf SH |
1892 | inet_prefix peer; |
1893 | int local_len = 0; | |
1894 | int peer_len = 0; | |
1895 | int brd_len = 0; | |
1896 | int any_len = 0; | |
1897 | int scoped = 0; | |
141bb606 MN |
1898 | __u32 preferred_lft = INFINITY_LIFE_TIME; |
1899 | __u32 valid_lft = INFINITY_LIFE_TIME; | |
37c9b94e | 1900 | unsigned int ifa_flags = 0; |
aba5acdf | 1901 | |
aba5acdf SH |
1902 | while (argc > 0) { |
1903 | if (strcmp(*argv, "peer") == 0 || | |
1904 | strcmp(*argv, "remote") == 0) { | |
1905 | NEXT_ARG(); | |
1906 | ||
1907 | if (peer_len) | |
1908 | duparg("peer", *argv); | |
1909 | get_prefix(&peer, *argv, req.ifa.ifa_family); | |
1910 | peer_len = peer.bytelen; | |
1911 | if (req.ifa.ifa_family == AF_UNSPEC) | |
1912 | req.ifa.ifa_family = peer.family; | |
1913 | addattr_l(&req.n, sizeof(req), IFA_ADDRESS, &peer.data, peer.bytelen); | |
1914 | req.ifa.ifa_prefixlen = peer.bitlen; | |
1915 | } else if (matches(*argv, "broadcast") == 0 || | |
1916 | strcmp(*argv, "brd") == 0) { | |
1917 | inet_prefix addr; | |
56f5daac | 1918 | |
aba5acdf SH |
1919 | NEXT_ARG(); |
1920 | if (brd_len) | |
1921 | duparg("broadcast", *argv); | |
1922 | if (strcmp(*argv, "+") == 0) | |
1923 | brd_len = -1; | |
1924 | else if (strcmp(*argv, "-") == 0) | |
1925 | brd_len = -2; | |
1926 | else { | |
1927 | get_addr(&addr, *argv, req.ifa.ifa_family); | |
1928 | if (req.ifa.ifa_family == AF_UNSPEC) | |
1929 | req.ifa.ifa_family = addr.family; | |
1930 | addattr_l(&req.n, sizeof(req), IFA_BROADCAST, &addr.data, addr.bytelen); | |
1931 | brd_len = addr.bytelen; | |
1932 | } | |
1933 | } else if (strcmp(*argv, "anycast") == 0) { | |
1934 | inet_prefix addr; | |
56f5daac | 1935 | |
aba5acdf SH |
1936 | NEXT_ARG(); |
1937 | if (any_len) | |
1938 | duparg("anycast", *argv); | |
1939 | get_addr(&addr, *argv, req.ifa.ifa_family); | |
1940 | if (req.ifa.ifa_family == AF_UNSPEC) | |
1941 | req.ifa.ifa_family = addr.family; | |
1942 | addattr_l(&req.n, sizeof(req), IFA_ANYCAST, &addr.data, addr.bytelen); | |
1943 | any_len = addr.bytelen; | |
1944 | } else if (strcmp(*argv, "scope") == 0) { | |
56f5daac SH |
1945 | unsigned int scope = 0; |
1946 | ||
aba5acdf SH |
1947 | NEXT_ARG(); |
1948 | if (rtnl_rtscope_a2n(&scope, *argv)) | |
f1675d61 | 1949 | invarg("invalid scope value.", *argv); |
aba5acdf SH |
1950 | req.ifa.ifa_scope = scope; |
1951 | scoped = 1; | |
1952 | } else if (strcmp(*argv, "dev") == 0) { | |
1953 | NEXT_ARG(); | |
1954 | d = *argv; | |
1955 | } else if (strcmp(*argv, "label") == 0) { | |
1956 | NEXT_ARG(); | |
1957 | l = *argv; | |
1958 | addattr_l(&req.n, sizeof(req), IFA_LABEL, l, strlen(l)+1); | |
35546df7 MN |
1959 | } else if (matches(*argv, "valid_lft") == 0) { |
1960 | if (valid_lftp) | |
1961 | duparg("valid_lft", *argv); | |
1962 | NEXT_ARG(); | |
1963 | valid_lftp = *argv; | |
1964 | if (set_lifetime(&valid_lft, *argv)) | |
1965 | invarg("valid_lft value", *argv); | |
1966 | } else if (matches(*argv, "preferred_lft") == 0) { | |
1967 | if (preferred_lftp) | |
1968 | duparg("preferred_lft", *argv); | |
1969 | NEXT_ARG(); | |
1970 | preferred_lftp = *argv; | |
1971 | if (set_lifetime(&preferred_lft, *argv)) | |
1972 | invarg("preferred_lft value", *argv); | |
bac735c5 | 1973 | } else if (strcmp(*argv, "home") == 0) { |
37c9b94e | 1974 | ifa_flags |= IFA_F_HOMEADDRESS; |
bac735c5 | 1975 | } else if (strcmp(*argv, "nodad") == 0) { |
37c9b94e | 1976 | ifa_flags |= IFA_F_NODAD; |
5b7e21c4 JP |
1977 | } else if (strcmp(*argv, "mngtmpaddr") == 0) { |
1978 | ifa_flags |= IFA_F_MANAGETEMPADDR; | |
58c69b22 TH |
1979 | } else if (strcmp(*argv, "noprefixroute") == 0) { |
1980 | ifa_flags |= IFA_F_NOPREFIXROUTE; | |
e31867ac MC |
1981 | } else if (strcmp(*argv, "autojoin") == 0) { |
1982 | ifa_flags |= IFA_F_MCAUTOJOIN; | |
aba5acdf | 1983 | } else { |
468fa020 | 1984 | if (strcmp(*argv, "local") == 0) |
aba5acdf | 1985 | NEXT_ARG(); |
aba5acdf SH |
1986 | if (matches(*argv, "help") == 0) |
1987 | usage(); | |
1988 | if (local_len) | |
1989 | duparg2("local", *argv); | |
f082b64f | 1990 | lcl_arg = *argv; |
aba5acdf SH |
1991 | get_prefix(&lcl, *argv, req.ifa.ifa_family); |
1992 | if (req.ifa.ifa_family == AF_UNSPEC) | |
1993 | req.ifa.ifa_family = lcl.family; | |
1994 | addattr_l(&req.n, sizeof(req), IFA_LOCAL, &lcl.data, lcl.bytelen); | |
1995 | local_len = lcl.bytelen; | |
1996 | } | |
1997 | argc--; argv++; | |
1998 | } | |
8b21f88d WC |
1999 | if (ifa_flags <= 0xff) |
2000 | req.ifa.ifa_flags = ifa_flags; | |
2001 | else | |
2002 | addattr32(&req.n, sizeof(req), IFA_FLAGS, ifa_flags); | |
37c9b94e | 2003 | |
aba5acdf SH |
2004 | if (d == NULL) { |
2005 | fprintf(stderr, "Not enough information: \"dev\" argument is required.\n"); | |
2006 | return -1; | |
2007 | } | |
2008 | if (l && matches(d, l) != 0) { | |
2009 | fprintf(stderr, "\"dev\" (%s) must match \"label\" (%s).\n", d, l); | |
1db61e02 | 2010 | return -1; |
aba5acdf SH |
2011 | } |
2012 | ||
f082b64f | 2013 | if (peer_len == 0 && local_len) { |
2014 | if (cmd == RTM_DELADDR && lcl.family == AF_INET && !(lcl.flags & PREFIXLEN_SPECIFIED)) { | |
2015 | fprintf(stderr, | |
468fa020 SH |
2016 | "Warning: Executing wildcard deletion to stay compatible with old scripts.\n" |
2017 | " Explicitly specify the prefix length (%s/%d) to avoid this warning.\n" | |
2018 | " This special behaviour is likely to disappear in further releases,\n" | |
f082b64f | 2019 | " fix your scripts!\n", lcl_arg, local_len*8); |
2020 | } else { | |
2021 | peer = lcl; | |
2022 | addattr_l(&req.n, sizeof(req), IFA_ADDRESS, &lcl.data, lcl.bytelen); | |
2023 | } | |
aba5acdf SH |
2024 | } |
2025 | if (req.ifa.ifa_prefixlen == 0) | |
2026 | req.ifa.ifa_prefixlen = lcl.bitlen; | |
2027 | ||
2028 | if (brd_len < 0 && cmd != RTM_DELADDR) { | |
2029 | inet_prefix brd; | |
2030 | int i; | |
56f5daac | 2031 | |
aba5acdf SH |
2032 | if (req.ifa.ifa_family != AF_INET) { |
2033 | fprintf(stderr, "Broadcast can be set only for IPv4 addresses\n"); | |
2034 | return -1; | |
2035 | } | |
2036 | brd = peer; | |
2037 | if (brd.bitlen <= 30) { | |
4b726cb1 | 2038 | for (i = 31; i >= brd.bitlen; i--) { |
aba5acdf SH |
2039 | if (brd_len == -1) |
2040 | brd.data[0] |= htonl(1<<(31-i)); | |
2041 | else | |
2042 | brd.data[0] &= ~htonl(1<<(31-i)); | |
2043 | } | |
2044 | addattr_l(&req.n, sizeof(req), IFA_BROADCAST, &brd.data, brd.bytelen); | |
2045 | brd_len = brd.bytelen; | |
2046 | } | |
2047 | } | |
2048 | if (!scoped && cmd != RTM_DELADDR) | |
2049 | req.ifa.ifa_scope = default_scope(&lcl); | |
2050 | ||
aba5acdf SH |
2051 | if ((req.ifa.ifa_index = ll_name_to_index(d)) == 0) { |
2052 | fprintf(stderr, "Cannot find device \"%s\"\n", d); | |
2053 | return -1; | |
2054 | } | |
2055 | ||
35546df7 | 2056 | if (valid_lftp || preferred_lftp) { |
d17b136f PS |
2057 | struct ifa_cacheinfo cinfo = {}; |
2058 | ||
35546df7 MN |
2059 | if (!valid_lft) { |
2060 | fprintf(stderr, "valid_lft is zero\n"); | |
2061 | return -1; | |
2062 | } | |
2063 | if (valid_lft < preferred_lft) { | |
2064 | fprintf(stderr, "preferred_lft is greater than valid_lft\n"); | |
2065 | return -1; | |
2066 | } | |
2067 | ||
35546df7 MN |
2068 | cinfo.ifa_prefered = preferred_lft; |
2069 | cinfo.ifa_valid = valid_lft; | |
2070 | addattr_l(&req.n, sizeof(req), IFA_CACHEINFO, &cinfo, | |
2071 | sizeof(cinfo)); | |
2072 | } | |
2073 | ||
e31867ac MC |
2074 | if ((ifa_flags & IFA_F_MCAUTOJOIN) && !ipaddr_is_multicast(&lcl)) { |
2075 | fprintf(stderr, "autojoin needs multicast address\n"); | |
2076 | return -1; | |
2077 | } | |
2078 | ||
c079e121 | 2079 | if (rtnl_talk(&rth, &req.n, NULL, 0) < 0) |
1db61e02 | 2080 | return -2; |
aba5acdf | 2081 | |
351efcde | 2082 | return 0; |
aba5acdf SH |
2083 | } |
2084 | ||
2085 | int do_ipaddr(int argc, char **argv) | |
2086 | { | |
2087 | if (argc < 1) | |
81824ac2 | 2088 | return ipaddr_list_flush_or_save(0, NULL, IPADD_LIST); |
aba5acdf | 2089 | if (matches(*argv, "add") == 0) |
0aef366b NT |
2090 | return ipaddr_modify(RTM_NEWADDR, NLM_F_CREATE|NLM_F_EXCL, argc-1, argv+1); |
2091 | if (matches(*argv, "change") == 0 || | |
2092 | strcmp(*argv, "chg") == 0) | |
2093 | return ipaddr_modify(RTM_NEWADDR, NLM_F_REPLACE, argc-1, argv+1); | |
2094 | if (matches(*argv, "replace") == 0) | |
2095 | return ipaddr_modify(RTM_NEWADDR, NLM_F_CREATE|NLM_F_REPLACE, argc-1, argv+1); | |
aba5acdf | 2096 | if (matches(*argv, "delete") == 0) |
0aef366b | 2097 | return ipaddr_modify(RTM_DELADDR, 0, argc-1, argv+1); |
aba5acdf SH |
2098 | if (matches(*argv, "list") == 0 || matches(*argv, "show") == 0 |
2099 | || matches(*argv, "lst") == 0) | |
81824ac2 | 2100 | return ipaddr_list_flush_or_save(argc-1, argv+1, IPADD_LIST); |
aba5acdf | 2101 | if (matches(*argv, "flush") == 0) |
81824ac2 PE |
2102 | return ipaddr_list_flush_or_save(argc-1, argv+1, IPADD_FLUSH); |
2103 | if (matches(*argv, "save") == 0) | |
2104 | return ipaddr_list_flush_or_save(argc-1, argv+1, IPADD_SAVE); | |
2105 | if (matches(*argv, "showdump") == 0) | |
2106 | return ipaddr_showdump(); | |
2107 | if (matches(*argv, "restore") == 0) | |
2108 | return ipaddr_restore(); | |
aba5acdf SH |
2109 | if (matches(*argv, "help") == 0) |
2110 | usage(); | |
4e972d5e | 2111 | fprintf(stderr, "Command \"%s\" is unknown, try \"ip address help\".\n", *argv); |
aba5acdf SH |
2112 | exit(-1); |
2113 | } |