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Commit | Line | Data |
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ee8c4568 LP |
1 | /*** |
2 | This file is part of systemd. | |
3 | ||
4 | Copyright 2014 Lennart Poettering | |
5 | ||
6 | systemd is free software; you can redistribute it and/or modify it | |
7 | under the terms of the GNU Lesser General Public License as published by | |
8 | the Free Software Foundation; either version 2.1 of the License, or | |
9 | (at your option) any later version. | |
10 | ||
11 | systemd is distributed in the hope that it will be useful, but | |
12 | WITHOUT ANY WARRANTY; without even the implied warranty of | |
13 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU | |
14 | Lesser General Public License for more details. | |
15 | ||
16 | You should have received a copy of the GNU Lesser General Public License | |
17 | along with systemd; If not, see <http://www.gnu.org/licenses/>. | |
18 | ***/ | |
19 | ||
ee8c4568 | 20 | #include <getopt.h> |
d37b7627 | 21 | #include <linux/if_addrlabel.h> |
1693a943 | 22 | #include <net/if.h> |
3f6fd1ba | 23 | #include <stdbool.h> |
ee8c4568 | 24 | |
914d6c09 | 25 | #include "sd-device.h" |
3f6fd1ba | 26 | #include "sd-hwdb.h" |
34437b4f | 27 | #include "sd-lldp.h" |
3f6fd1ba LP |
28 | #include "sd-netlink.h" |
29 | #include "sd-network.h" | |
ee8c4568 | 30 | |
b5efdb8a | 31 | #include "alloc-util.h" |
3f6fd1ba | 32 | #include "arphrd-list.h" |
914d6c09 | 33 | #include "device-util.h" |
3f6fd1ba | 34 | #include "ether-addr-util.h" |
34437b4f | 35 | #include "fd-util.h" |
81fd1dd3 | 36 | #include "hwdb-util.h" |
ee8c4568 | 37 | #include "local-addresses.h" |
8752c575 | 38 | #include "locale-util.h" |
d37b7627 | 39 | #include "macro.h" |
3f6fd1ba LP |
40 | #include "netlink-util.h" |
41 | #include "pager.h" | |
6bedfcbb | 42 | #include "parse-util.h" |
db73295a | 43 | #include "socket-util.h" |
34437b4f | 44 | #include "sparse-endian.h" |
d054f0a4 | 45 | #include "stdio-util.h" |
8b43440b | 46 | #include "string-table.h" |
8752c575 | 47 | #include "string-util.h" |
3f6fd1ba | 48 | #include "strv.h" |
2388b2f4 | 49 | #include "strxcpyx.h" |
288a74cc | 50 | #include "terminal-util.h" |
3f6fd1ba LP |
51 | #include "util.h" |
52 | #include "verbs.h" | |
ee8c4568 LP |
53 | |
54 | static bool arg_no_pager = false; | |
55 | static bool arg_legend = true; | |
9085f64a | 56 | static bool arg_all = false; |
ee8c4568 | 57 | |
1c4a6088 | 58 | static int link_get_type_string(unsigned short iftype, sd_device *d, char **ret) { |
ee8c4568 LP |
59 | const char *t; |
60 | char *p; | |
61 | ||
914d6c09 TG |
62 | assert(ret); |
63 | ||
ee8c4568 | 64 | if (iftype == ARPHRD_ETHER && d) { |
732b7f39 | 65 | const char *devtype = NULL, *id = NULL; |
ee8c4568 LP |
66 | /* WLANs have iftype ARPHRD_ETHER, but we want |
67 | * to show a more useful type string for | |
68 | * them */ | |
69 | ||
e997c4b0 | 70 | (void) sd_device_get_devtype(d, &devtype); |
914d6c09 | 71 | |
ee8c4568 LP |
72 | if (streq_ptr(devtype, "wlan")) |
73 | id = "wlan"; | |
74 | else if (streq_ptr(devtype, "wwan")) | |
75 | id = "wwan"; | |
76 | ||
77 | if (id) { | |
78 | p = strdup(id); | |
79 | if (!p) | |
80 | return -ENOMEM; | |
81 | ||
82 | *ret = p; | |
83 | return 1; | |
84 | } | |
85 | } | |
86 | ||
87 | t = arphrd_to_name(iftype); | |
88 | if (!t) { | |
89 | *ret = NULL; | |
90 | return 0; | |
91 | } | |
92 | ||
93 | p = strdup(t); | |
94 | if (!p) | |
95 | return -ENOMEM; | |
96 | ||
97 | ascii_strlower(p); | |
98 | *ret = p; | |
99 | ||
100 | return 0; | |
101 | } | |
102 | ||
7e5a080a LP |
103 | static void operational_state_to_color(const char *state, const char **on, const char **off) { |
104 | assert(on); | |
105 | assert(off); | |
106 | ||
107 | if (streq_ptr(state, "routable")) { | |
108 | *on = ansi_highlight_green(); | |
109 | *off = ansi_normal(); | |
110 | } else if (streq_ptr(state, "degraded")) { | |
111 | *on = ansi_highlight_yellow(); | |
112 | *off = ansi_normal(); | |
113 | } else | |
114 | *on = *off = ""; | |
115 | } | |
116 | ||
117 | static void setup_state_to_color(const char *state, const char **on, const char **off) { | |
118 | assert(on); | |
119 | assert(off); | |
120 | ||
121 | if (streq_ptr(state, "configured")) { | |
122 | *on = ansi_highlight_green(); | |
123 | *off = ansi_normal(); | |
124 | } else if (streq_ptr(state, "configuring")) { | |
125 | *on = ansi_highlight_yellow(); | |
126 | *off = ansi_normal(); | |
1cf03a4f | 127 | } else if (STRPTR_IN_SET(state, "failed", "linger")) { |
7e5a080a LP |
128 | *on = ansi_highlight_red(); |
129 | *off = ansi_normal(); | |
130 | } else | |
131 | *on = *off = ""; | |
132 | } | |
133 | ||
6d0c65ff | 134 | typedef struct LinkInfo { |
e997c4b0 | 135 | char name[IFNAMSIZ+1]; |
6d0c65ff | 136 | int ifindex; |
1c4a6088 | 137 | unsigned short iftype; |
b147503e LP |
138 | struct ether_addr mac_address; |
139 | uint32_t mtu; | |
140 | ||
141 | bool has_mac_address:1; | |
142 | bool has_mtu:1; | |
6d0c65ff LP |
143 | } LinkInfo; |
144 | ||
145 | static int link_info_compare(const void *a, const void *b) { | |
146 | const LinkInfo *x = a, *y = b; | |
147 | ||
148 | return x->ifindex - y->ifindex; | |
149 | } | |
150 | ||
7e5a080a | 151 | static int decode_link(sd_netlink_message *m, LinkInfo *info) { |
e997c4b0 | 152 | const char *name; |
e997c4b0 | 153 | uint16_t type; |
b147503e | 154 | int r; |
6d0c65ff | 155 | |
e997c4b0 LP |
156 | assert(m); |
157 | assert(info); | |
6d0c65ff | 158 | |
e997c4b0 LP |
159 | r = sd_netlink_message_get_type(m, &type); |
160 | if (r < 0) | |
161 | return r; | |
6d0c65ff | 162 | |
e997c4b0 LP |
163 | if (type != RTM_NEWLINK) |
164 | return 0; | |
6d0c65ff | 165 | |
b147503e | 166 | r = sd_rtnl_message_link_get_ifindex(m, &info->ifindex); |
e997c4b0 LP |
167 | if (r < 0) |
168 | return r; | |
6d0c65ff | 169 | |
e997c4b0 LP |
170 | r = sd_netlink_message_read_string(m, IFLA_IFNAME, &name); |
171 | if (r < 0) | |
172 | return r; | |
6d0c65ff | 173 | |
b147503e | 174 | r = sd_rtnl_message_link_get_type(m, &info->iftype); |
e997c4b0 LP |
175 | if (r < 0) |
176 | return r; | |
6d0c65ff | 177 | |
2388b2f4 | 178 | strscpy(info->name, sizeof info->name, name); |
b147503e LP |
179 | |
180 | info->has_mac_address = | |
181 | sd_netlink_message_read_ether_addr(m, IFLA_ADDRESS, &info->mac_address) >= 0 && | |
72e551f4 | 182 | memcmp(&info->mac_address, ÐER_ADDR_NULL, sizeof(struct ether_addr)) != 0; |
b147503e LP |
183 | |
184 | info->has_mtu = | |
185 | sd_netlink_message_read_u32(m, IFLA_MTU, &info->mtu) && | |
186 | info->mtu > 0; | |
e997c4b0 LP |
187 | |
188 | return 1; | |
189 | } | |
190 | ||
b147503e | 191 | static int acquire_link_info_strv(sd_netlink *rtnl, char **l, LinkInfo **ret) { |
e997c4b0 | 192 | _cleanup_free_ LinkInfo *links = NULL; |
e997c4b0 LP |
193 | char **i; |
194 | size_t c = 0; | |
195 | int r; | |
196 | ||
b147503e | 197 | assert(rtnl); |
e997c4b0 LP |
198 | assert(ret); |
199 | ||
200 | links = new(LinkInfo, strv_length(l)); | |
201 | if (!links) | |
202 | return log_oom(); | |
203 | ||
e997c4b0 LP |
204 | STRV_FOREACH(i, l) { |
205 | _cleanup_(sd_netlink_message_unrefp) sd_netlink_message *req = NULL, *reply = NULL; | |
206 | int ifindex; | |
207 | ||
208 | if (parse_ifindex(*i, &ifindex) >= 0) | |
209 | r = sd_rtnl_message_new_link(rtnl, &req, RTM_GETLINK, ifindex); | |
210 | else { | |
211 | r = sd_rtnl_message_new_link(rtnl, &req, RTM_GETLINK, 0); | |
212 | if (r < 0) | |
213 | return rtnl_log_create_error(r); | |
214 | ||
215 | r = sd_netlink_message_append_string(req, IFLA_IFNAME, *i); | |
216 | } | |
217 | if (r < 0) | |
218 | return rtnl_log_create_error(r); | |
219 | ||
220 | r = sd_netlink_call(rtnl, req, 0, &reply); | |
221 | if (r < 0) | |
222 | return log_error_errno(r, "Failed to request link: %m"); | |
223 | ||
7e5a080a | 224 | r = decode_link(reply, links + c); |
e997c4b0 LP |
225 | if (r < 0) |
226 | return r; | |
227 | if (r > 0) | |
228 | c++; | |
229 | } | |
230 | ||
231 | qsort_safe(links, c, sizeof(LinkInfo), link_info_compare); | |
232 | ||
233 | *ret = links; | |
234 | links = NULL; | |
235 | ||
236 | return (int) c; | |
237 | } | |
238 | ||
b147503e | 239 | static int acquire_link_info_all(sd_netlink *rtnl, LinkInfo **ret) { |
4afd3348 | 240 | _cleanup_(sd_netlink_message_unrefp) sd_netlink_message *req = NULL, *reply = NULL; |
7e5a080a LP |
241 | _cleanup_free_ LinkInfo *links = NULL; |
242 | size_t allocated = 0, c = 0; | |
243 | sd_netlink_message *i; | |
7d367b45 LP |
244 | int r; |
245 | ||
b147503e | 246 | assert(rtnl); |
7d367b45 | 247 | assert(ret); |
ee8c4568 | 248 | |
ee8c4568 LP |
249 | r = sd_rtnl_message_new_link(rtnl, &req, RTM_GETLINK, 0); |
250 | if (r < 0) | |
251 | return rtnl_log_create_error(r); | |
252 | ||
1c4baffc | 253 | r = sd_netlink_message_request_dump(req, true); |
ee8c4568 LP |
254 | if (r < 0) |
255 | return rtnl_log_create_error(r); | |
256 | ||
1c4baffc | 257 | r = sd_netlink_call(rtnl, req, 0, &reply); |
f647962d MS |
258 | if (r < 0) |
259 | return log_error_errno(r, "Failed to enumerate links: %m"); | |
ee8c4568 | 260 | |
7e5a080a LP |
261 | for (i = reply; i; i = sd_netlink_message_next(i)) { |
262 | if (!GREEDY_REALLOC(links, allocated, c+1)) | |
263 | return -ENOMEM; | |
7d367b45 | 264 | |
7e5a080a LP |
265 | r = decode_link(i, links + c); |
266 | if (r < 0) | |
267 | return r; | |
268 | if (r > 0) | |
269 | c++; | |
270 | } | |
271 | ||
272 | qsort_safe(links, c, sizeof(LinkInfo), link_info_compare); | |
273 | ||
274 | *ret = links; | |
275 | links = NULL; | |
276 | ||
277 | return (int) c; | |
7d367b45 | 278 | } |
ee8c4568 | 279 | |
7d367b45 | 280 | static int list_links(int argc, char *argv[], void *userdata) { |
b147503e | 281 | _cleanup_(sd_netlink_unrefp) sd_netlink *rtnl = NULL; |
7d367b45 | 282 | _cleanup_free_ LinkInfo *links = NULL; |
b147503e LP |
283 | int c, i, r; |
284 | ||
285 | r = sd_netlink_open(&rtnl); | |
286 | if (r < 0) | |
287 | return log_error_errno(r, "Failed to connect to netlink: %m"); | |
7d367b45 | 288 | |
e997c4b0 | 289 | if (argc > 1) |
b147503e | 290 | c = acquire_link_info_strv(rtnl, argv + 1, &links); |
e997c4b0 | 291 | else |
b147503e | 292 | c = acquire_link_info_all(rtnl, &links); |
6d0c65ff | 293 | if (c < 0) |
7d367b45 LP |
294 | return c; |
295 | ||
ea4b98e6 | 296 | pager_open(arg_no_pager, false); |
7d367b45 LP |
297 | |
298 | if (arg_legend) | |
299 | printf("%3s %-16s %-18s %-11s %-10s\n", | |
300 | "IDX", | |
301 | "LINK", | |
302 | "TYPE", | |
303 | "OPERATIONAL", | |
304 | "SETUP"); | |
6d0c65ff LP |
305 | |
306 | for (i = 0; i < c; i++) { | |
ab1525bc | 307 | _cleanup_free_ char *setup_state = NULL, *operational_state = NULL; |
4afd3348 | 308 | _cleanup_(sd_device_unrefp) sd_device *d = NULL; |
d57c365b LP |
309 | const char *on_color_operational, *off_color_operational, |
310 | *on_color_setup, *off_color_setup; | |
7d6884b6 | 311 | char devid[2 + DECIMAL_STR_MAX(int)]; |
ee8c4568 | 312 | _cleanup_free_ char *t = NULL; |
ee8c4568 | 313 | |
4abd866d | 314 | (void) sd_network_link_get_operational_state(links[i].ifindex, &operational_state); |
d57c365b LP |
315 | operational_state_to_color(operational_state, &on_color_operational, &off_color_operational); |
316 | ||
33d5013d LP |
317 | r = sd_network_link_get_setup_state(links[i].ifindex, &setup_state); |
318 | if (r == -ENODATA) /* If there's no info available about this iface, it's unmanaged by networkd */ | |
319 | setup_state = strdup("unmanaged"); | |
d57c365b | 320 | setup_state_to_color(setup_state, &on_color_setup, &off_color_setup); |
ee8c4568 | 321 | |
691d4da9 LP |
322 | xsprintf(devid, "n%i", links[i].ifindex); |
323 | (void) sd_device_new_from_device_id(&d, devid); | |
ee8c4568 | 324 | |
4abd866d | 325 | (void) link_get_type_string(links[i].iftype, d, &t); |
ee8c4568 | 326 | |
3e3db0ee | 327 | printf("%3i %-16s %-18s %s%-11s%s %s%-10s%s\n", |
d57c365b LP |
328 | links[i].ifindex, links[i].name, strna(t), |
329 | on_color_operational, strna(operational_state), off_color_operational, | |
330 | on_color_setup, strna(setup_state), off_color_setup); | |
ee8c4568 LP |
331 | } |
332 | ||
333 | if (arg_legend) | |
6d0c65ff | 334 | printf("\n%i links listed.\n", c); |
ee8c4568 LP |
335 | |
336 | return 0; | |
337 | } | |
338 | ||
c09da729 | 339 | /* IEEE Organizationally Unique Identifier vendor string */ |
b147503e | 340 | static int ieee_oui(sd_hwdb *hwdb, const struct ether_addr *mac, char **ret) { |
81fd1dd3 TG |
341 | const char *description; |
342 | char modalias[strlen("OUI:XXYYXXYYXXYY") + 1], *desc; | |
343 | int r; | |
344 | ||
345 | assert(ret); | |
c09da729 | 346 | |
888943fc LP |
347 | if (!hwdb) |
348 | return -EINVAL; | |
349 | ||
81fd1dd3 TG |
350 | if (!mac) |
351 | return -EINVAL; | |
352 | ||
c09da729 TG |
353 | /* skip commonly misused 00:00:00 (Xerox) prefix */ |
354 | if (memcmp(mac, "\0\0\0", 3) == 0) | |
355 | return -EINVAL; | |
356 | ||
d054f0a4 DM |
357 | xsprintf(modalias, "OUI:" ETHER_ADDR_FORMAT_STR, |
358 | ETHER_ADDR_FORMAT_VAL(*mac)); | |
c09da729 | 359 | |
81fd1dd3 TG |
360 | r = sd_hwdb_get(hwdb, modalias, "ID_OUI_FROM_DATABASE", &description); |
361 | if (r < 0) | |
362 | return r; | |
c09da729 | 363 | |
81fd1dd3 TG |
364 | desc = strdup(description); |
365 | if (!desc) | |
366 | return -ENOMEM; | |
c09da729 | 367 | |
81fd1dd3 TG |
368 | *ret = desc; |
369 | ||
370 | return 0; | |
c09da729 TG |
371 | } |
372 | ||
69fb1176 | 373 | static int get_gateway_description( |
1c4baffc | 374 | sd_netlink *rtnl, |
81fd1dd3 | 375 | sd_hwdb *hwdb, |
69fb1176 LP |
376 | int ifindex, |
377 | int family, | |
378 | union in_addr_union *gateway, | |
379 | char **gateway_description) { | |
4afd3348 | 380 | _cleanup_(sd_netlink_message_unrefp) sd_netlink_message *req = NULL, *reply = NULL; |
1c4baffc | 381 | sd_netlink_message *m; |
c09da729 TG |
382 | int r; |
383 | ||
384 | assert(rtnl); | |
385 | assert(ifindex >= 0); | |
4c701096 | 386 | assert(IN_SET(family, AF_INET, AF_INET6)); |
c09da729 TG |
387 | assert(gateway); |
388 | assert(gateway_description); | |
389 | ||
390 | r = sd_rtnl_message_new_neigh(rtnl, &req, RTM_GETNEIGH, ifindex, family); | |
391 | if (r < 0) | |
392 | return r; | |
393 | ||
1c4baffc | 394 | r = sd_netlink_message_request_dump(req, true); |
c09da729 TG |
395 | if (r < 0) |
396 | return r; | |
397 | ||
1c4baffc | 398 | r = sd_netlink_call(rtnl, req, 0, &reply); |
c09da729 TG |
399 | if (r < 0) |
400 | return r; | |
401 | ||
1c4baffc | 402 | for (m = reply; m; m = sd_netlink_message_next(m)) { |
c09da729 TG |
403 | union in_addr_union gw = {}; |
404 | struct ether_addr mac = {}; | |
405 | uint16_t type; | |
406 | int ifi, fam; | |
407 | ||
1c4baffc | 408 | r = sd_netlink_message_get_errno(m); |
c09da729 TG |
409 | if (r < 0) { |
410 | log_error_errno(r, "got error: %m"); | |
411 | continue; | |
412 | } | |
413 | ||
1c4baffc | 414 | r = sd_netlink_message_get_type(m, &type); |
c09da729 TG |
415 | if (r < 0) { |
416 | log_error_errno(r, "could not get type: %m"); | |
417 | continue; | |
418 | } | |
419 | ||
420 | if (type != RTM_NEWNEIGH) { | |
421 | log_error("type is not RTM_NEWNEIGH"); | |
422 | continue; | |
423 | } | |
424 | ||
425 | r = sd_rtnl_message_neigh_get_family(m, &fam); | |
426 | if (r < 0) { | |
427 | log_error_errno(r, "could not get family: %m"); | |
428 | continue; | |
429 | } | |
430 | ||
431 | if (fam != family) { | |
432 | log_error("family is not correct"); | |
433 | continue; | |
434 | } | |
435 | ||
436 | r = sd_rtnl_message_neigh_get_ifindex(m, &ifi); | |
437 | if (r < 0) { | |
144232a8 | 438 | log_error_errno(r, "could not get ifindex: %m"); |
c09da729 TG |
439 | continue; |
440 | } | |
441 | ||
442 | if (ifindex > 0 && ifi != ifindex) | |
443 | continue; | |
444 | ||
445 | switch (fam) { | |
446 | case AF_INET: | |
1c4baffc | 447 | r = sd_netlink_message_read_in_addr(m, NDA_DST, &gw.in); |
c09da729 TG |
448 | if (r < 0) |
449 | continue; | |
450 | ||
451 | break; | |
452 | case AF_INET6: | |
1c4baffc | 453 | r = sd_netlink_message_read_in6_addr(m, NDA_DST, &gw.in6); |
c09da729 TG |
454 | if (r < 0) |
455 | continue; | |
456 | ||
457 | break; | |
458 | default: | |
459 | continue; | |
460 | } | |
461 | ||
462 | if (!in_addr_equal(fam, &gw, gateway)) | |
463 | continue; | |
464 | ||
1c4baffc | 465 | r = sd_netlink_message_read_ether_addr(m, NDA_LLADDR, &mac); |
c09da729 TG |
466 | if (r < 0) |
467 | continue; | |
468 | ||
469 | r = ieee_oui(hwdb, &mac, gateway_description); | |
470 | if (r < 0) | |
471 | continue; | |
472 | ||
473 | return 0; | |
474 | } | |
475 | ||
476 | return -ENODATA; | |
477 | } | |
478 | ||
69fb1176 | 479 | static int dump_gateways( |
1c4baffc | 480 | sd_netlink *rtnl, |
81fd1dd3 | 481 | sd_hwdb *hwdb, |
69fb1176 LP |
482 | const char *prefix, |
483 | int ifindex) { | |
b6a3ca6d TG |
484 | _cleanup_free_ struct local_address *local = NULL; |
485 | int r, n, i; | |
c09da729 | 486 | |
837f57da LP |
487 | assert(rtnl); |
488 | assert(prefix); | |
489 | ||
b6a3ca6d TG |
490 | n = local_gateways(rtnl, ifindex, AF_UNSPEC, &local); |
491 | if (n < 0) | |
492 | return n; | |
c09da729 | 493 | |
b6a3ca6d TG |
494 | for (i = 0; i < n; i++) { |
495 | _cleanup_free_ char *gateway = NULL, *description = NULL; | |
c09da729 | 496 | |
b6a3ca6d | 497 | r = in_addr_to_string(local[i].family, &local[i].address, &gateway); |
c09da729 | 498 | if (r < 0) |
b6a3ca6d | 499 | return r; |
c09da729 | 500 | |
69fb1176 | 501 | r = get_gateway_description(rtnl, hwdb, local[i].ifindex, local[i].family, &local[i].address, &description); |
c09da729 | 502 | if (r < 0) |
b6a3ca6d | 503 | log_debug_errno(r, "Could not get description of gateway: %m"); |
c09da729 | 504 | |
1693a943 LP |
505 | printf("%*s%s", |
506 | (int) strlen(prefix), | |
507 | i == 0 ? prefix : "", | |
508 | gateway); | |
509 | ||
b6a3ca6d | 510 | if (description) |
1693a943 LP |
511 | printf(" (%s)", description); |
512 | ||
513 | /* Show interface name for the entry if we show | |
514 | * entries for all interfaces */ | |
515 | if (ifindex <= 0) { | |
516 | char name[IF_NAMESIZE+1]; | |
517 | ||
518 | if (if_indextoname(local[i].ifindex, name)) { | |
519 | fputs(" on ", stdout); | |
520 | fputs(name, stdout); | |
521 | } else | |
522 | printf(" on %%%i", local[i].ifindex); | |
523 | } | |
524 | ||
525 | fputc('\n', stdout); | |
c09da729 TG |
526 | } |
527 | ||
528 | return 0; | |
529 | } | |
530 | ||
69fb1176 | 531 | static int dump_addresses( |
1c4baffc | 532 | sd_netlink *rtnl, |
69fb1176 LP |
533 | const char *prefix, |
534 | int ifindex) { | |
535 | ||
ee8c4568 LP |
536 | _cleanup_free_ struct local_address *local = NULL; |
537 | int r, n, i; | |
538 | ||
837f57da LP |
539 | assert(rtnl); |
540 | assert(prefix); | |
541 | ||
1d050e1e | 542 | n = local_addresses(rtnl, ifindex, AF_UNSPEC, &local); |
ee8c4568 LP |
543 | if (n < 0) |
544 | return n; | |
545 | ||
546 | for (i = 0; i < n; i++) { | |
547 | _cleanup_free_ char *pretty = NULL; | |
548 | ||
549 | r = in_addr_to_string(local[i].family, &local[i].address, &pretty); | |
550 | if (r < 0) | |
551 | return r; | |
552 | ||
1693a943 | 553 | printf("%*s%s", |
ee8c4568 LP |
554 | (int) strlen(prefix), |
555 | i == 0 ? prefix : "", | |
556 | pretty); | |
1693a943 LP |
557 | |
558 | if (ifindex <= 0) { | |
559 | char name[IF_NAMESIZE+1]; | |
560 | ||
561 | if (if_indextoname(local[i].ifindex, name)) { | |
562 | fputs(" on ", stdout); | |
563 | fputs(name, stdout); | |
564 | } else | |
565 | printf(" on %%%i", local[i].ifindex); | |
566 | } | |
567 | ||
568 | fputc('\n', stdout); | |
ee8c4568 LP |
569 | } |
570 | ||
571 | return 0; | |
572 | } | |
573 | ||
d37b7627 SS |
574 | static int dump_address_labels(sd_netlink *rtnl) { |
575 | _cleanup_(sd_netlink_message_unrefp) sd_netlink_message *req = NULL, *reply = NULL; | |
576 | sd_netlink_message *m; | |
577 | int r; | |
578 | ||
579 | assert(rtnl); | |
580 | ||
581 | r = sd_rtnl_message_new_addrlabel(rtnl, &req, RTM_GETADDRLABEL, 0, AF_INET6); | |
582 | if (r < 0) | |
583 | return log_error_errno(r, "Could not allocate RTM_GETADDRLABEL message: %m"); | |
584 | ||
585 | r = sd_netlink_message_request_dump(req, true); | |
586 | if (r < 0) | |
587 | return r; | |
588 | ||
589 | r = sd_netlink_call(rtnl, req, 0, &reply); | |
590 | if (r < 0) | |
591 | return r; | |
592 | ||
593 | printf("%10s/%s %30s\n", "Prefix", "Prefixlen", "Label"); | |
594 | ||
595 | for (m = reply; m; m = sd_netlink_message_next(m)) { | |
596 | _cleanup_free_ char *pretty = NULL; | |
597 | union in_addr_union prefix = {}; | |
598 | uint8_t prefixlen; | |
599 | uint32_t label; | |
600 | ||
601 | r = sd_netlink_message_get_errno(m); | |
602 | if (r < 0) { | |
603 | log_error_errno(r, "got error: %m"); | |
604 | continue; | |
605 | } | |
606 | ||
607 | r = sd_netlink_message_read_u32(m, IFAL_LABEL, &label); | |
608 | if (r < 0 && r != -ENODATA) { | |
609 | log_error_errno(r, "Could not read IFAL_LABEL, ignoring: %m"); | |
610 | continue; | |
611 | } | |
612 | ||
613 | r = sd_netlink_message_read_in6_addr(m, IFAL_ADDRESS, &prefix.in6); | |
614 | if (r < 0) | |
615 | continue; | |
616 | ||
617 | r = in_addr_to_string(AF_INET6, &prefix, &pretty); | |
618 | if (r < 0) | |
619 | continue; | |
620 | ||
621 | r = sd_rtnl_message_addrlabel_get_prefixlen(m, &prefixlen); | |
622 | if (r < 0) | |
623 | continue; | |
624 | ||
625 | printf("%10s/%-5u %30u\n", pretty, prefixlen, label); | |
626 | } | |
627 | ||
628 | return 0; | |
629 | } | |
630 | ||
631 | static int list_address_labels(int argc, char *argv[], void *userdata) { | |
632 | _cleanup_(sd_netlink_unrefp) sd_netlink *rtnl = NULL; | |
633 | int r; | |
634 | ||
635 | r = sd_netlink_open(&rtnl); | |
636 | if (r < 0) | |
637 | return log_error_errno(r, "Failed to connect to netlink: %m"); | |
638 | ||
639 | dump_address_labels(rtnl); | |
640 | ||
641 | return 0; | |
642 | } | |
643 | ||
837f57da LP |
644 | static int open_lldp_neighbors(int ifindex, FILE **ret) { |
645 | _cleanup_free_ char *p = NULL; | |
646 | FILE *f; | |
647 | ||
648 | if (asprintf(&p, "/run/systemd/netif/lldp/%i", ifindex) < 0) | |
649 | return -ENOMEM; | |
650 | ||
651 | f = fopen(p, "re"); | |
652 | if (!f) | |
653 | return -errno; | |
654 | ||
655 | *ret = f; | |
656 | return 0; | |
657 | } | |
658 | ||
659 | static int next_lldp_neighbor(FILE *f, sd_lldp_neighbor **ret) { | |
660 | _cleanup_free_ void *raw = NULL; | |
661 | size_t l; | |
662 | le64_t u; | |
663 | int r; | |
664 | ||
665 | assert(f); | |
666 | assert(ret); | |
667 | ||
668 | l = fread(&u, 1, sizeof(u), f); | |
669 | if (l == 0 && feof(f)) | |
670 | return 0; | |
671 | if (l != sizeof(u)) | |
672 | return -EBADMSG; | |
673 | ||
674 | raw = new(uint8_t, le64toh(u)); | |
675 | if (!raw) | |
676 | return -ENOMEM; | |
677 | ||
678 | if (fread(raw, 1, le64toh(u), f) != le64toh(u)) | |
679 | return -EBADMSG; | |
680 | ||
681 | r = sd_lldp_neighbor_from_raw(ret, raw, le64toh(u)); | |
682 | if (r < 0) | |
683 | return r; | |
684 | ||
685 | return 1; | |
686 | } | |
687 | ||
688 | static int dump_lldp_neighbors(const char *prefix, int ifindex) { | |
689 | _cleanup_fclose_ FILE *f = NULL; | |
690 | int r, c = 0; | |
691 | ||
692 | assert(prefix); | |
693 | assert(ifindex > 0); | |
694 | ||
695 | r = open_lldp_neighbors(ifindex, &f); | |
696 | if (r < 0) | |
697 | return r; | |
698 | ||
699 | for (;;) { | |
700 | const char *system_name = NULL, *port_id = NULL, *port_description = NULL; | |
701 | _cleanup_(sd_lldp_neighbor_unrefp) sd_lldp_neighbor *n = NULL; | |
702 | ||
703 | r = next_lldp_neighbor(f, &n); | |
704 | if (r < 0) | |
705 | return r; | |
706 | if (r == 0) | |
707 | break; | |
708 | ||
709 | printf("%*s", | |
710 | (int) strlen(prefix), | |
711 | c == 0 ? prefix : ""); | |
712 | ||
713 | (void) sd_lldp_neighbor_get_system_name(n, &system_name); | |
714 | (void) sd_lldp_neighbor_get_port_id_as_string(n, &port_id); | |
715 | (void) sd_lldp_neighbor_get_port_description(n, &port_description); | |
716 | ||
717 | printf("%s on port %s", strna(system_name), strna(port_id)); | |
718 | ||
719 | if (!isempty(port_description)) | |
720 | printf(" (%s)", port_description); | |
721 | ||
722 | putchar('\n'); | |
723 | ||
724 | c++; | |
725 | } | |
726 | ||
727 | return c; | |
728 | } | |
729 | ||
b295beea LP |
730 | static void dump_ifindexes(const char *prefix, const int *ifindexes) { |
731 | unsigned c; | |
732 | ||
733 | assert(prefix); | |
734 | ||
735 | if (!ifindexes || ifindexes[0] <= 0) | |
736 | return; | |
737 | ||
738 | for (c = 0; ifindexes[c] > 0; c++) { | |
739 | char name[IF_NAMESIZE+1]; | |
740 | ||
741 | printf("%*s", | |
742 | (int) strlen(prefix), | |
743 | c == 0 ? prefix : ""); | |
744 | ||
745 | if (if_indextoname(ifindexes[c], name)) | |
746 | fputs(name, stdout); | |
747 | else | |
748 | printf("%i", ifindexes[c]); | |
749 | ||
750 | fputc('\n', stdout); | |
751 | } | |
752 | } | |
753 | ||
ee8c4568 LP |
754 | static void dump_list(const char *prefix, char **l) { |
755 | char **i; | |
756 | ||
dce83649 LP |
757 | if (strv_isempty(l)) |
758 | return; | |
759 | ||
ee8c4568 LP |
760 | STRV_FOREACH(i, l) { |
761 | printf("%*s%s\n", | |
762 | (int) strlen(prefix), | |
763 | i == l ? prefix : "", | |
764 | *i); | |
765 | } | |
766 | } | |
767 | ||
69fb1176 | 768 | static int link_status_one( |
1c4baffc | 769 | sd_netlink *rtnl, |
81fd1dd3 | 770 | sd_hwdb *hwdb, |
b147503e LP |
771 | const LinkInfo *info) { |
772 | ||
3df9bec5 | 773 | _cleanup_strv_free_ char **dns = NULL, **ntp = NULL, **search_domains = NULL, **route_domains = NULL; |
64d6c229 | 774 | _cleanup_free_ char *setup_state = NULL, *operational_state = NULL, *tz = NULL; |
4afd3348 | 775 | _cleanup_(sd_device_unrefp) sd_device *d = NULL; |
9085f64a | 776 | char devid[2 + DECIMAL_STR_MAX(int)]; |
373d9f17 | 777 | _cleanup_free_ char *t = NULL, *network = NULL; |
af5effc4 | 778 | const char *driver = NULL, *path = NULL, *vendor = NULL, *model = NULL, *link = NULL; |
d57c365b LP |
779 | const char *on_color_operational, *off_color_operational, |
780 | *on_color_setup, *off_color_setup; | |
b295beea | 781 | _cleanup_free_ int *carrier_bound_to = NULL, *carrier_bound_by = NULL; |
b147503e | 782 | int r; |
9085f64a LP |
783 | |
784 | assert(rtnl); | |
b147503e | 785 | assert(info); |
9085f64a | 786 | |
b147503e | 787 | (void) sd_network_link_get_operational_state(info->ifindex, &operational_state); |
d57c365b LP |
788 | operational_state_to_color(operational_state, &on_color_operational, &off_color_operational); |
789 | ||
33d5013d LP |
790 | r = sd_network_link_get_setup_state(info->ifindex, &setup_state); |
791 | if (r == -ENODATA) /* If there's no info available about this iface, it's unmanaged by networkd */ | |
792 | setup_state = strdup("unmanaged"); | |
d57c365b | 793 | setup_state_to_color(setup_state, &on_color_setup, &off_color_setup); |
9085f64a | 794 | |
b147503e LP |
795 | (void) sd_network_link_get_dns(info->ifindex, &dns); |
796 | (void) sd_network_link_get_search_domains(info->ifindex, &search_domains); | |
797 | (void) sd_network_link_get_route_domains(info->ifindex, &route_domains); | |
798 | (void) sd_network_link_get_ntp(info->ifindex, &ntp); | |
9085f64a | 799 | |
691d4da9 | 800 | xsprintf(devid, "n%i", info->ifindex); |
914d6c09 | 801 | |
dce83649 | 802 | (void) sd_device_new_from_device_id(&d, devid); |
914d6c09 | 803 | |
9085f64a | 804 | if (d) { |
dce83649 LP |
805 | (void) sd_device_get_property_value(d, "ID_NET_LINK_FILE", &link); |
806 | (void) sd_device_get_property_value(d, "ID_NET_DRIVER", &driver); | |
807 | (void) sd_device_get_property_value(d, "ID_PATH", &path); | |
9085f64a | 808 | |
914d6c09 TG |
809 | r = sd_device_get_property_value(d, "ID_VENDOR_FROM_DATABASE", &vendor); |
810 | if (r < 0) | |
dce83649 | 811 | (void) sd_device_get_property_value(d, "ID_VENDOR", &vendor); |
9085f64a | 812 | |
914d6c09 TG |
813 | r = sd_device_get_property_value(d, "ID_MODEL_FROM_DATABASE", &model); |
814 | if (r < 0) | |
dce83649 | 815 | (void) sd_device_get_property_value(d, "ID_MODEL", &model); |
9085f64a LP |
816 | } |
817 | ||
4abd866d | 818 | (void) link_get_type_string(info->iftype, d, &t); |
b1acce80 | 819 | |
4abd866d | 820 | (void) sd_network_link_get_network_file(info->ifindex, &network); |
df3fb561 | 821 | |
4abd866d LP |
822 | (void) sd_network_link_get_carrier_bound_to(info->ifindex, &carrier_bound_to); |
823 | (void) sd_network_link_get_carrier_bound_by(info->ifindex, &carrier_bound_by); | |
0d4ad91d | 824 | |
323b7dc9 | 825 | printf("%s%s%s %i: %s\n", on_color_operational, special_glyph(BLACK_CIRCLE), off_color_operational, info->ifindex, info->name); |
9085f64a | 826 | |
0d4ad91d AR |
827 | printf(" Link File: %s\n" |
828 | " Network File: %s\n" | |
829 | " Type: %s\n" | |
830 | " State: %s%s%s (%s%s%s)\n", | |
af5effc4 | 831 | strna(link), |
373d9f17 | 832 | strna(network), |
9085f64a | 833 | strna(t), |
d57c365b LP |
834 | on_color_operational, strna(operational_state), off_color_operational, |
835 | on_color_setup, strna(setup_state), off_color_setup); | |
9085f64a LP |
836 | |
837 | if (path) | |
0d4ad91d | 838 | printf(" Path: %s\n", path); |
9085f64a | 839 | if (driver) |
0d4ad91d | 840 | printf(" Driver: %s\n", driver); |
9085f64a | 841 | if (vendor) |
0d4ad91d | 842 | printf(" Vendor: %s\n", vendor); |
9085f64a | 843 | if (model) |
0d4ad91d | 844 | printf(" Model: %s\n", model); |
9085f64a | 845 | |
b147503e | 846 | if (info->has_mac_address) { |
888943fc | 847 | _cleanup_free_ char *description = NULL; |
db73295a | 848 | char ea[ETHER_ADDR_TO_STRING_MAX]; |
888943fc | 849 | |
4abd866d | 850 | (void) ieee_oui(hwdb, &info->mac_address, &description); |
888943fc LP |
851 | |
852 | if (description) | |
b147503e | 853 | printf(" HW Address: %s (%s)\n", ether_addr_to_string(&info->mac_address, ea), description); |
888943fc | 854 | else |
b147503e | 855 | printf(" HW Address: %s\n", ether_addr_to_string(&info->mac_address, ea)); |
db73295a | 856 | } |
9085f64a | 857 | |
b147503e LP |
858 | if (info->has_mtu) |
859 | printf(" MTU: %u\n", info->mtu); | |
9085f64a | 860 | |
4abd866d LP |
861 | (void) dump_addresses(rtnl, " Address: ", info->ifindex); |
862 | (void) dump_gateways(rtnl, hwdb, " Gateway: ", info->ifindex); | |
9085f64a | 863 | |
dce83649 LP |
864 | dump_list(" DNS: ", dns); |
865 | dump_list(" Search Domains: ", search_domains); | |
866 | dump_list(" Route Domains: ", route_domains); | |
8eb9058d | 867 | |
dce83649 | 868 | dump_list(" NTP: ", ntp); |
0d4ad91d | 869 | |
b295beea LP |
870 | dump_ifindexes("Carrier Bound To: ", carrier_bound_to); |
871 | dump_ifindexes("Carrier Bound By: ", carrier_bound_by); | |
9085f64a | 872 | |
b147503e | 873 | (void) sd_network_link_get_timezone(info->ifindex, &tz); |
64d6c229 | 874 | if (tz) |
f5207c22 | 875 | printf(" Time Zone: %s\n", tz); |
8eb9058d | 876 | |
837f57da LP |
877 | (void) dump_lldp_neighbors(" Connected To: ", info->ifindex); |
878 | ||
9085f64a LP |
879 | return 0; |
880 | } | |
881 | ||
0070333f LP |
882 | static int system_status(sd_netlink *rtnl, sd_hwdb *hwdb) { |
883 | _cleanup_free_ char *operational_state = NULL; | |
884 | _cleanup_strv_free_ char **dns = NULL, **ntp = NULL, **search_domains = NULL, **route_domains = NULL; | |
885 | const char *on_color_operational, *off_color_operational; | |
886 | ||
887 | assert(rtnl); | |
888 | ||
4abd866d | 889 | (void) sd_network_get_operational_state(&operational_state); |
0070333f LP |
890 | operational_state_to_color(operational_state, &on_color_operational, &off_color_operational); |
891 | ||
892 | printf("%s%s%s State: %s%s%s\n", | |
323b7dc9 | 893 | on_color_operational, special_glyph(BLACK_CIRCLE), off_color_operational, |
0070333f LP |
894 | on_color_operational, strna(operational_state), off_color_operational); |
895 | ||
4abd866d LP |
896 | (void) dump_addresses(rtnl, " Address: ", 0); |
897 | (void) dump_gateways(rtnl, hwdb, " Gateway: ", 0); | |
0070333f | 898 | |
4abd866d | 899 | (void) sd_network_get_dns(&dns); |
0070333f LP |
900 | dump_list(" DNS: ", dns); |
901 | ||
4abd866d | 902 | (void) sd_network_get_search_domains(&search_domains); |
0070333f LP |
903 | dump_list("Search Domains: ", search_domains); |
904 | ||
4abd866d | 905 | (void) sd_network_get_route_domains(&route_domains); |
0070333f LP |
906 | dump_list(" Route Domains: ", route_domains); |
907 | ||
4abd866d | 908 | (void) sd_network_get_ntp(&ntp); |
0070333f LP |
909 | dump_list(" NTP: ", ntp); |
910 | ||
911 | return 0; | |
912 | } | |
913 | ||
266b5389 | 914 | static int link_status(int argc, char *argv[], void *userdata) { |
4afd3348 | 915 | _cleanup_(sd_netlink_unrefp) sd_netlink *rtnl = NULL; |
b147503e LP |
916 | _cleanup_(sd_hwdb_unrefp) sd_hwdb *hwdb = NULL; |
917 | _cleanup_free_ LinkInfo *links = NULL; | |
918 | int r, c, i; | |
ee8c4568 | 919 | |
ea4b98e6 | 920 | pager_open(arg_no_pager, false); |
0070333f | 921 | |
1c4baffc | 922 | r = sd_netlink_open(&rtnl); |
f647962d MS |
923 | if (r < 0) |
924 | return log_error_errno(r, "Failed to connect to netlink: %m"); | |
f7d68aa8 | 925 | |
81fd1dd3 TG |
926 | r = sd_hwdb_new(&hwdb); |
927 | if (r < 0) | |
928 | log_debug_errno(r, "Failed to open hardware database: %m"); | |
69fb1176 | 929 | |
b147503e LP |
930 | if (arg_all) |
931 | c = acquire_link_info_all(rtnl, &links); | |
932 | else if (argc <= 1) | |
0070333f | 933 | return system_status(rtnl, hwdb); |
b147503e LP |
934 | else |
935 | c = acquire_link_info_strv(rtnl, argv + 1, &links); | |
936 | if (c < 0) | |
937 | return c; | |
ee8c4568 | 938 | |
b147503e LP |
939 | for (i = 0; i < c; i++) { |
940 | if (i > 0) | |
941 | fputc('\n', stdout); | |
ee8c4568 | 942 | |
b147503e | 943 | link_status_one(rtnl, hwdb, links + i); |
ee8c4568 LP |
944 | } |
945 | ||
946 | return 0; | |
947 | } | |
948 | ||
34437b4f LP |
949 | static char *lldp_capabilities_to_string(uint16_t x) { |
950 | static const char characters[] = { | |
951 | 'o', 'p', 'b', 'w', 'r', 't', 'd', 'a', 'c', 's', 'm', | |
952 | }; | |
953 | char *ret; | |
954 | unsigned i; | |
49699bac | 955 | |
34437b4f LP |
956 | ret = new(char, ELEMENTSOF(characters) + 1); |
957 | if (!ret) | |
49699bac SS |
958 | return NULL; |
959 | ||
34437b4f LP |
960 | for (i = 0; i < ELEMENTSOF(characters); i++) |
961 | ret[i] = (x & (1U << i)) ? characters[i] : '.'; | |
49699bac | 962 | |
34437b4f LP |
963 | ret[i] = 0; |
964 | return ret; | |
49699bac SS |
965 | } |
966 | ||
4c3160f1 ZJS |
967 | static void lldp_capabilities_legend(uint16_t x) { |
968 | unsigned w, i, cols = columns(); | |
404d53a9 | 969 | static const char* const table[] = { |
4c3160f1 ZJS |
970 | "o - Other", |
971 | "p - Repeater", | |
972 | "b - Bridge", | |
973 | "w - WLAN Access Point", | |
974 | "r - Router", | |
975 | "t - Telephone", | |
976 | "d - DOCSIS cable device", | |
977 | "a - Station", | |
978 | "c - Customer VLAN", | |
979 | "s - Service VLAN", | |
980 | "m - Two-port MAC Relay (TPMR)", | |
981 | }; | |
982 | ||
983 | if (x == 0) | |
984 | return; | |
985 | ||
986 | printf("\nCapability Flags:\n"); | |
987 | for (w = 0, i = 0; i < ELEMENTSOF(table); i++) | |
988 | if (x & (1U << i) || arg_all) { | |
989 | bool newline; | |
990 | ||
991 | newline = w + strlen(table[i]) + (w == 0 ? 0 : 2) > cols; | |
992 | if (newline) | |
993 | w = 0; | |
994 | w += printf("%s%s%s", newline ? "\n" : "", w == 0 ? "" : "; ", table[i]); | |
995 | } | |
996 | puts(""); | |
997 | } | |
998 | ||
49699bac | 999 | static int link_lldp_status(int argc, char *argv[], void *userdata) { |
b147503e | 1000 | _cleanup_(sd_netlink_unrefp) sd_netlink *rtnl = NULL; |
49699bac | 1001 | _cleanup_free_ LinkInfo *links = NULL; |
b147503e | 1002 | int i, r, c, m = 0; |
4c3160f1 | 1003 | uint16_t all = 0; |
b147503e LP |
1004 | |
1005 | r = sd_netlink_open(&rtnl); | |
1006 | if (r < 0) | |
1007 | return log_error_errno(r, "Failed to connect to netlink: %m"); | |
49699bac | 1008 | |
e997c4b0 | 1009 | if (argc > 1) |
b147503e | 1010 | c = acquire_link_info_strv(rtnl, argv + 1, &links); |
e997c4b0 | 1011 | else |
b147503e | 1012 | c = acquire_link_info_all(rtnl, &links); |
49699bac | 1013 | if (c < 0) |
7d367b45 LP |
1014 | return c; |
1015 | ||
ea4b98e6 | 1016 | pager_open(arg_no_pager, false); |
49699bac | 1017 | |
19727828 | 1018 | if (arg_legend) |
34437b4f LP |
1019 | printf("%-16s %-17s %-16s %-11s %-17s %-16s\n", |
1020 | "LINK", | |
1021 | "CHASSIS ID", | |
1022 | "SYSTEM NAME", | |
1023 | "CAPS", | |
1024 | "PORT ID", | |
1025 | "PORT DESCRIPTION"); | |
49699bac | 1026 | |
b147503e | 1027 | for (i = 0; i < c; i++) { |
34437b4f | 1028 | _cleanup_fclose_ FILE *f = NULL; |
49699bac | 1029 | |
837f57da LP |
1030 | r = open_lldp_neighbors(links[i].ifindex, &f); |
1031 | if (r == -ENOENT) | |
1032 | continue; | |
1033 | if (r < 0) { | |
1034 | log_warning_errno(r, "Failed to open LLDP data for %i, ignoring: %m", links[i].ifindex); | |
34437b4f LP |
1035 | continue; |
1036 | } | |
49699bac | 1037 | |
34437b4f | 1038 | for (;;) { |
d08191a2 | 1039 | _cleanup_free_ char *cid = NULL, *pid = NULL, *sname = NULL, *pdesc = NULL; |
34437b4f LP |
1040 | const char *chassis_id = NULL, *port_id = NULL, *system_name = NULL, *port_description = NULL, *capabilities = NULL; |
1041 | _cleanup_(sd_lldp_neighbor_unrefp) sd_lldp_neighbor *n = NULL; | |
34437b4f | 1042 | uint16_t cc; |
49699bac | 1043 | |
837f57da | 1044 | r = next_lldp_neighbor(f, &n); |
34437b4f | 1045 | if (r < 0) { |
837f57da | 1046 | log_warning_errno(r, "Failed to read neighbor data: %m"); |
34437b4f | 1047 | break; |
49699bac | 1048 | } |
837f57da LP |
1049 | if (r == 0) |
1050 | break; | |
34437b4f LP |
1051 | |
1052 | (void) sd_lldp_neighbor_get_chassis_id_as_string(n, &chassis_id); | |
1053 | (void) sd_lldp_neighbor_get_port_id_as_string(n, &port_id); | |
1054 | (void) sd_lldp_neighbor_get_system_name(n, &system_name); | |
1055 | (void) sd_lldp_neighbor_get_port_description(n, &port_description); | |
1056 | ||
d08191a2 LP |
1057 | if (chassis_id) { |
1058 | cid = ellipsize(chassis_id, 17, 100); | |
1059 | if (cid) | |
1060 | chassis_id = cid; | |
1061 | } | |
1062 | ||
1063 | if (port_id) { | |
1064 | pid = ellipsize(port_id, 17, 100); | |
1065 | if (pid) | |
1066 | port_id = pid; | |
1067 | } | |
1068 | ||
1069 | if (system_name) { | |
1070 | sname = ellipsize(system_name, 16, 100); | |
1071 | if (sname) | |
1072 | system_name = sname; | |
1073 | } | |
1074 | ||
1075 | if (port_description) { | |
1076 | pdesc = ellipsize(port_description, 16, 100); | |
1077 | if (pdesc) | |
1078 | port_description = pdesc; | |
1079 | } | |
1080 | ||
4c3160f1 | 1081 | if (sd_lldp_neighbor_get_enabled_capabilities(n, &cc) >= 0) { |
34437b4f | 1082 | capabilities = lldp_capabilities_to_string(cc); |
4c3160f1 ZJS |
1083 | all |= cc; |
1084 | } | |
34437b4f LP |
1085 | |
1086 | printf("%-16s %-17s %-16s %-11s %-17s %-16s\n", | |
1087 | links[i].name, | |
1088 | strna(chassis_id), | |
1089 | strna(system_name), | |
1090 | strna(capabilities), | |
1091 | strna(port_id), | |
1092 | strna(port_description)); | |
b147503e LP |
1093 | |
1094 | m++; | |
49699bac SS |
1095 | } |
1096 | } | |
1097 | ||
4c3160f1 ZJS |
1098 | if (arg_legend) { |
1099 | lldp_capabilities_legend(all); | |
1100 | printf("\n%i neighbors listed.\n", m); | |
1101 | } | |
49699bac SS |
1102 | |
1103 | return 0; | |
1104 | } | |
1105 | ||
ee8c4568 LP |
1106 | static void help(void) { |
1107 | printf("%s [OPTIONS...]\n\n" | |
1108 | "Query and control the networking subsystem.\n\n" | |
1109 | " -h --help Show this help\n" | |
9085f64a LP |
1110 | " --version Show package version\n" |
1111 | " --no-pager Do not pipe output into a pager\n" | |
1112 | " --no-legend Do not show the headers and footers\n" | |
1113 | " -a --all Show status for all links\n\n" | |
ee8c4568 | 1114 | "Commands:\n" |
e997c4b0 | 1115 | " list [LINK...] List links\n" |
d9000fd3 | 1116 | " status [LINK...] Show link status\n" |
837f57da | 1117 | " lldp [LINK...] Show LLDP neighbors\n" |
d37b7627 | 1118 | " label Show current address label entries in the kernel\n" |
ee8c4568 LP |
1119 | , program_invocation_short_name); |
1120 | } | |
1121 | ||
1122 | static int parse_argv(int argc, char *argv[]) { | |
1123 | ||
1124 | enum { | |
1125 | ARG_VERSION = 0x100, | |
1126 | ARG_NO_PAGER, | |
1127 | ARG_NO_LEGEND, | |
1128 | }; | |
1129 | ||
1130 | static const struct option options[] = { | |
1131 | { "help", no_argument, NULL, 'h' }, | |
1132 | { "version", no_argument, NULL, ARG_VERSION }, | |
1133 | { "no-pager", no_argument, NULL, ARG_NO_PAGER }, | |
1134 | { "no-legend", no_argument, NULL, ARG_NO_LEGEND }, | |
9085f64a | 1135 | { "all", no_argument, NULL, 'a' }, |
ee8c4568 LP |
1136 | {} |
1137 | }; | |
1138 | ||
1139 | int c; | |
1140 | ||
1141 | assert(argc >= 0); | |
1142 | assert(argv); | |
1143 | ||
9085f64a | 1144 | while ((c = getopt_long(argc, argv, "ha", options, NULL)) >= 0) { |
ee8c4568 LP |
1145 | |
1146 | switch (c) { | |
1147 | ||
1148 | case 'h': | |
1149 | help(); | |
1150 | return 0; | |
1151 | ||
1152 | case ARG_VERSION: | |
3f6fd1ba | 1153 | return version(); |
ee8c4568 LP |
1154 | |
1155 | case ARG_NO_PAGER: | |
1156 | arg_no_pager = true; | |
1157 | break; | |
1158 | ||
1159 | case ARG_NO_LEGEND: | |
1160 | arg_legend = false; | |
1161 | break; | |
1162 | ||
9085f64a LP |
1163 | case 'a': |
1164 | arg_all = true; | |
1165 | break; | |
1166 | ||
ee8c4568 LP |
1167 | case '?': |
1168 | return -EINVAL; | |
1169 | ||
1170 | default: | |
1171 | assert_not_reached("Unhandled option"); | |
1172 | } | |
1173 | } | |
1174 | ||
1175 | return 1; | |
1176 | } | |
1177 | ||
1178 | static int networkctl_main(int argc, char *argv[]) { | |
266b5389 | 1179 | const Verb verbs[] = { |
e997c4b0 | 1180 | { "list", VERB_ANY, VERB_ANY, VERB_DEFAULT, list_links }, |
1fb82beb | 1181 | { "status", VERB_ANY, VERB_ANY, 0, link_status }, |
e997c4b0 | 1182 | { "lldp", VERB_ANY, VERB_ANY, 0, link_lldp_status }, |
d37b7627 | 1183 | { "label", VERB_ANY, VERB_ANY, 0, list_address_labels}, |
266b5389 | 1184 | {} |
ee8c4568 LP |
1185 | }; |
1186 | ||
266b5389 | 1187 | return dispatch_verb(argc, argv, verbs, NULL); |
ee8c4568 LP |
1188 | } |
1189 | ||
58fb3678 LP |
1190 | static void warn_networkd_missing(void) { |
1191 | ||
1192 | if (access("/run/systemd/netif/state", F_OK) >= 0) | |
1193 | return; | |
1194 | ||
1195 | fprintf(stderr, "WARNING: systemd-networkd is not running, output will be incomplete.\n\n"); | |
1196 | } | |
1197 | ||
ee8c4568 LP |
1198 | int main(int argc, char* argv[]) { |
1199 | int r; | |
1200 | ||
1201 | log_parse_environment(); | |
1202 | log_open(); | |
1203 | ||
1204 | r = parse_argv(argc, argv); | |
1205 | if (r <= 0) | |
1206 | goto finish; | |
1207 | ||
58fb3678 LP |
1208 | warn_networkd_missing(); |
1209 | ||
ee8c4568 LP |
1210 | r = networkctl_main(argc, argv); |
1211 | ||
1212 | finish: | |
1213 | pager_close(); | |
1214 | ||
1215 | return r < 0 ? EXIT_FAILURE : EXIT_SUCCESS; | |
1216 | } |