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network: make Name= in [Match] support alternative names of interfaces
[thirdparty/systemd.git] / src / network / networkctl.c
CommitLineData
53e1b683 1/* SPDX-License-Identifier: LGPL-2.1+ */
ee8c4568 2
ee8c4568 3#include <getopt.h>
d37b7627 4#include <linux/if_addrlabel.h>
1693a943 5#include <net/if.h>
3f6fd1ba 6#include <stdbool.h>
ca78ad1d
ZJS		 7#include <sys/stat.h>
8#include <sys/types.h>
9#include <unistd.h>
ee8c4568 10
335dd8ba 11#include "sd-bus.h"
914d6c09 12#include "sd-device.h"
3f6fd1ba 13#include "sd-hwdb.h"
34437b4f 14#include "sd-lldp.h"
3f6fd1ba
LP		 15#include "sd-netlink.h"
16#include "sd-network.h"
ee8c4568 17
b5efdb8a 18#include "alloc-util.h"
3f6fd1ba 19#include "arphrd-list.h"
335dd8ba
YW		 20#include "bus-common-errors.h"
21#include "bus-error.h"
22#include "bus-util.h"
914d6c09 23#include "device-util.h"
8d07de25 24#include "escape.h"
3f6fd1ba 25#include "ether-addr-util.h"
c967d2c7 26#include "ethtool-util.h"
34437b4f 27#include "fd-util.h"
ff7c88a2 28#include "format-table.h"
518a66ec 29#include "format-util.h"
81fd1dd3 30#include "hwdb-util.h"
ee8c4568 31#include "local-addresses.h"
8752c575 32#include "locale-util.h"
d37b7627 33#include "macro.h"
4e2ca442 34#include "main-func.h"
3f6fd1ba
LP		 35#include "netlink-util.h"
36#include "pager.h"
6bedfcbb 37#include "parse-util.h"
294bf0c3 38#include "pretty-print.h"
9cd8c766 39#include "set.h"
db73295a 40#include "socket-util.h"
760877e9 41#include "sort-util.h"
34437b4f 42#include "sparse-endian.h"
d054f0a4 43#include "stdio-util.h"
8b43440b 44#include "string-table.h"
8752c575 45#include "string-util.h"
3f6fd1ba 46#include "strv.h"
2388b2f4 47#include "strxcpyx.h"
288a74cc 48#include "terminal-util.h"
3f6fd1ba 49#include "verbs.h"
8d07de25 50#include "wifi-util.h"
ee8c4568 51
c82d1bf2
SS		 52/* Kernel defines MODULE_NAME_LEN as 64 - sizeof(unsigned long). So, 64 is enough. */
53#define NETDEV_KIND_MAX 64
54
8d07de25
ZJS		 55/* use 128 kB for receive socket kernel queue, we shouldn't need more here */
56#define RCVBUF_SIZE (128*1024)
57
0221d68a 58static PagerFlags arg_pager_flags = 0;
ee8c4568 59static bool arg_legend = true;
9085f64a 60static bool arg_all = false;
a459b24f 61static bool arg_stats = false;
ee8c4568 62
b55822c3 63static char *link_get_type_string(unsigned short iftype, sd_device *d) {
2c740afd 64 const char *t, *devtype;
ee8c4568
LP		 65 char *p;
66
2c740afd
YW		 67 if (d &&
68 sd_device_get_devtype(d, &devtype) >= 0 &&
69 !isempty(devtype))
70 return strdup(devtype);
ee8c4568
LP		 71
72 t = arphrd_to_name(iftype);
b55822c3
JD		 73 if (!t)
74 return NULL;
ee8c4568
LP		 75
76 p = strdup(t);
77 if (!p)
b55822c3 78 return NULL;
ee8c4568
LP		 79
80 ascii_strlower(p);
b55822c3 81 return p;
ee8c4568
LP		 82}
83
ceb366df 84static void operational_state_to_color(const char *name, const char *state, const char **on, const char **off) {
7e5a080a
LP		 85 assert(on);
86 assert(off);
87
ceb366df
ZJS		 88 if (STRPTR_IN_SET(state, "routable", "enslaved") ||
89 (streq_ptr(name, "lo") && streq_ptr(state, "carrier"))) {
7e5a080a
LP		 90 *on = ansi_highlight_green();
91 *off = ansi_normal();
92 } else if (streq_ptr(state, "degraded")) {
93 *on = ansi_highlight_yellow();
94 *off = ansi_normal();
95 } else
96 *on = *off = "";
97}
98
99static void setup_state_to_color(const char *state, const char **on, const char **off) {
100 assert(on);
101 assert(off);
102
103 if (streq_ptr(state, "configured")) {
104 *on = ansi_highlight_green();
105 *off = ansi_normal();
106 } else if (streq_ptr(state, "configuring")) {
107 *on = ansi_highlight_yellow();
108 *off = ansi_normal();
1cf03a4f 109 } else if (STRPTR_IN_SET(state, "failed", "linger")) {
7e5a080a
LP		 110 *on = ansi_highlight_red();
111 *off = ansi_normal();
112 } else
113 *on = *off = "";
114}
115
b24281aa
SS		 116typedef struct VxLanInfo {
117 uint32_t vni;
118 uint32_t link;
119
120 int local_family;
121 int group_family;
122
123 union in_addr_union local;
124 union in_addr_union group;
125
126 uint16_t dest_port;
127
128} VxLanInfo;
129
6d0c65ff 130typedef struct LinkInfo {
e997c4b0 131 char name[IFNAMSIZ+1];
c82d1bf2 132 char netdev_kind[NETDEV_KIND_MAX];
172353b1 133 sd_device *sd_device;
6d0c65ff 134 int ifindex;
1c4a6088 135 unsigned short iftype;
b147503e
LP		 136 struct ether_addr mac_address;
137 uint32_t mtu;
2c73f59b
SS		 138 uint32_t min_mtu;
139 uint32_t max_mtu;
0307afc6
SS		 140 uint32_t tx_queues;
141 uint32_t rx_queues;
b147503e 142
a459b24f
YW		 143 union {
144 struct rtnl_link_stats64 stats64;
145 struct rtnl_link_stats stats;
146 };
147
42a63431
YW		 148 uint64_t tx_bitrate;
149 uint64_t rx_bitrate;
335dd8ba 150
c82d1bf2
SS		 151 /* bridge info */
152 uint32_t forward_delay;
153 uint32_t hello_time;
154 uint32_t max_age;
155 uint32_t ageing_time;
156 uint32_t stp_state;
157 uint16_t priority;
158 uint8_t mcast_igmp_version;
159
b24281aa
SS		 160 /* vxlan info */
161 VxLanInfo vxlan_info;
162
c967d2c7
YW		 163 /* ethtool info */
164 int autonegotiation;
165 size_t speed;
166 Duplex duplex;
167 NetDevPort port;
168
8d07de25 169 /* wlan info */
78404d22 170 enum nl80211_iftype wlan_iftype;
8d07de25
ZJS		 171 char *ssid;
172 struct ether_addr bssid;
173
b147503e 174 bool has_mac_address:1;
0307afc6
SS		 175 bool has_tx_queues:1;
176 bool has_rx_queues:1;
a459b24f
YW		 177 bool has_stats64:1;
178 bool has_stats:1;
335dd8ba 179 bool has_bitrates:1;
c967d2c7 180 bool has_ethtool_link_info:1;
8d07de25 181 bool has_wlan_link_info:1;
172353b1
ZJS		 182
183 bool needs_freeing:1;
6d0c65ff
LP		 184} LinkInfo;
185
93bab288
YW		 186static int link_info_compare(const LinkInfo *a, const LinkInfo *b) {
187 return CMP(a->ifindex, b->ifindex);
6d0c65ff
LP		 188}
189
172353b1
ZJS		 190static const LinkInfo* link_info_array_free(LinkInfo *array) {
191 for (unsigned i = 0; array && array[i].needs_freeing; i++) {
192 sd_device_unref(array[i].sd_device);
8d07de25 193 free(array[i].ssid);
172353b1
ZJS		 194 }
195
196 return mfree(array);
197}
198DEFINE_TRIVIAL_CLEANUP_FUNC(LinkInfo*, link_info_array_free);
199
c82d1bf2
SS		 200static int decode_netdev(sd_netlink_message *m, LinkInfo *info) {
201 const char *received_kind;
202 int r;
203
204 assert(m);
205 assert(info);
206
207 r = sd_netlink_message_enter_container(m, IFLA_LINKINFO);
208 if (r < 0)
209 return r;
210
211 r = sd_netlink_message_read_string(m, IFLA_INFO_KIND, &received_kind);
212 if (r < 0)
213 return r;
214
215 r = sd_netlink_message_enter_container(m, IFLA_INFO_DATA);
216 if (r < 0)
217 return r;
218
219 if (streq(received_kind, "bridge")) {
220 (void) sd_netlink_message_read_u32(m, IFLA_BR_FORWARD_DELAY, &info->forward_delay);
221 (void) sd_netlink_message_read_u32(m, IFLA_BR_HELLO_TIME, &info->hello_time);
222 (void) sd_netlink_message_read_u32(m, IFLA_BR_MAX_AGE, &info->max_age);
223 (void) sd_netlink_message_read_u32(m, IFLA_BR_AGEING_TIME, &info->ageing_time);
224 (void) sd_netlink_message_read_u32(m, IFLA_BR_STP_STATE, &info->stp_state);
225 (void) sd_netlink_message_read_u16(m, IFLA_BR_PRIORITY, &info->priority);
226 (void) sd_netlink_message_read_u8(m, IFLA_BR_MCAST_IGMP_VERSION, &info->mcast_igmp_version);
b24281aa
SS		 227
228 } else if (streq(received_kind, "vxlan")) {
229 (void) sd_netlink_message_read_u32(m, IFLA_VXLAN_ID, &info->vxlan_info.vni);
230
231 r = sd_netlink_message_read_in_addr(m, IFLA_VXLAN_GROUP, &info->vxlan_info.group.in);
232 if (r >= 0)
233 info->vxlan_info.group_family = AF_INET;
234 else {
235 r = sd_netlink_message_read_in6_addr(m, IFLA_VXLAN_GROUP6, &info->vxlan_info.group.in6);
236 if (r >= 0)
237 info->vxlan_info.group_family = AF_INET6;
238 }
239
240 r = sd_netlink_message_read_in_addr(m, IFLA_VXLAN_LOCAL, &info->vxlan_info.local.in);
241 if (r >= 0)
242 info->vxlan_info.local_family = AF_INET;
243 else {
244 r = sd_netlink_message_read_in6_addr(m, IFLA_VXLAN_LOCAL6, &info->vxlan_info.local.in6);
245 if (r >= 0)
246 info->vxlan_info.local_family = AF_INET6;
247 }
248
249 (void) sd_netlink_message_read_u32(m, IFLA_VXLAN_LINK, &info->vxlan_info.link);
250 (void) sd_netlink_message_read_u16(m, IFLA_VXLAN_PORT, &info->vxlan_info.dest_port);
c82d1bf2
SS		 251 }
252
253 strncpy(info->netdev_kind, received_kind, IFNAMSIZ);
254
255 (void) sd_netlink_message_exit_container(m);
256 (void) sd_netlink_message_exit_container(m);
257
258 return 0;
259}
260
a6962904 261static int decode_link(sd_netlink_message *m, LinkInfo *info, char **patterns) {
e997c4b0 262 const char *name;
a6962904 263 int ifindex, r;
c82d1bf2 264 uint16_t type;
6d0c65ff 265
e997c4b0
LP		 266 assert(m);
267 assert(info);
6d0c65ff 268
e997c4b0
LP		 269 r = sd_netlink_message_get_type(m, &type);
270 if (r < 0)
271 return r;
6d0c65ff 272
e997c4b0
LP		 273 if (type != RTM_NEWLINK)
274 return 0;
6d0c65ff 275
a6962904 276 r = sd_rtnl_message_link_get_ifindex(m, &ifindex);
e997c4b0
LP		 277 if (r < 0)
278 return r;
6d0c65ff 279
e997c4b0
LP		 280 r = sd_netlink_message_read_string(m, IFLA_IFNAME, &name);
281 if (r < 0)
282 return r;
6d0c65ff 283
a6962904
YW		 284 if (patterns) {
285 char str[DECIMAL_STR_MAX(int)];
286
287 xsprintf(str, "%i", ifindex);
288
289 if (!strv_fnmatch(patterns, str, 0) && !strv_fnmatch(patterns, name, 0))
290 return 0;
291 }
292
b147503e 293 r = sd_rtnl_message_link_get_type(m, &info->iftype);
e997c4b0
LP		 294 if (r < 0)
295 return r;
6d0c65ff 296
2388b2f4 297 strscpy(info->name, sizeof info->name, name);
a6962904 298 info->ifindex = ifindex;
b147503e
LP		 299
300 info->has_mac_address =
301 sd_netlink_message_read_ether_addr(m, IFLA_ADDRESS, &info->mac_address) >= 0 &&
72e551f4 302 memcmp(&info->mac_address, &ETHER_ADDR_NULL, sizeof(struct ether_addr)) != 0;
b147503e 303
c06ff86e
YW		 304 (void) sd_netlink_message_read_u32(m, IFLA_MTU, &info->mtu);
305 (void) sd_netlink_message_read_u32(m, IFLA_MIN_MTU, &info->min_mtu);
306 (void) sd_netlink_message_read_u32(m, IFLA_MAX_MTU, &info->max_mtu);
2c73f59b 307
0307afc6
SS		 308 info->has_rx_queues =
309 sd_netlink_message_read_u32(m, IFLA_NUM_RX_QUEUES, &info->rx_queues) >= 0 &&
310 info->rx_queues > 0;
311
312 info->has_tx_queues =
313 sd_netlink_message_read_u32(m, IFLA_NUM_TX_QUEUES, &info->tx_queues) >= 0 &&
314 info->tx_queues > 0;
315
a459b24f
YW		 316 if (sd_netlink_message_read(m, IFLA_STATS64, sizeof info->stats64, &info->stats64) >= 0)
317 info->has_stats64 = true;
318 else if (sd_netlink_message_read(m, IFLA_STATS, sizeof info->stats, &info->stats) >= 0)
319 info->has_stats = true;
320
c82d1bf2
SS		 321 /* fill kind info */
322 (void) decode_netdev(m, info);
323
e997c4b0
LP		 324 return 1;
325}
326
335dd8ba
YW		 327static int acquire_link_bitrates(sd_bus *bus, LinkInfo *link) {
328 _cleanup_(sd_bus_message_unrefp) sd_bus_message *reply = NULL;
329 _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
330 _cleanup_free_ char *path = NULL, *ifindex_str = NULL;
331 int r;
332
333 if (asprintf(&ifindex_str, "%i", link->ifindex) < 0)
334 return -ENOMEM;
335
336 r = sd_bus_path_encode("/org/freedesktop/network1/link", ifindex_str, &path);
337 if (r < 0)
338 return r;
339
340 r = sd_bus_call_method(
341 bus,
342 "org.freedesktop.network1",
343 path,
344 "org.freedesktop.DBus.Properties",
345 "Get",
346 &error,
347 &reply,
348 "ss",
349 "org.freedesktop.network1.Link",
350 "BitRates");
351 if (r < 0) {
e813de54 352 bool quiet = sd_bus_error_has_name(&error, SD_BUS_ERROR_UNKNOWN_PROPERTY);
8210a61a
ZJS		 353
354 return log_full_errno(quiet ? LOG_DEBUG : LOG_WARNING,
355 r, "Failed to query link bit rates: %s", bus_error_message(&error, r));
335dd8ba
YW		 356 }
357
42a63431 358 r = sd_bus_message_enter_container(reply, 'v', "(tt)");
335dd8ba
YW		 359 if (r < 0)
360 return bus_log_parse_error(r);
361
42a63431 362 r = sd_bus_message_read(reply, "(tt)", &link->tx_bitrate, &link->rx_bitrate);
335dd8ba
YW		 363 if (r < 0)
364 return bus_log_parse_error(r);
365
366 r = sd_bus_message_exit_container(reply);
367 if (r < 0)
368 return bus_log_parse_error(r);
369
e813de54 370 link->has_bitrates = link->tx_bitrate != UINT64_MAX && link->rx_bitrate != UINT64_MAX;
335dd8ba
YW		 371
372 return 0;
373}
374
516e9c80
ZJS		 375static void acquire_ether_link_info(int *fd, LinkInfo *link) {
376 if (ethtool_get_link_info(fd, link->name,
377 &link->autonegotiation,
378 &link->speed,
379 &link->duplex,
380 &link->port) >= 0)
381 link->has_ethtool_link_info = true;
382}
383
8d07de25
ZJS		 384static void acquire_wlan_link_info(LinkInfo *link) {
385 _cleanup_(sd_netlink_unrefp) sd_netlink *genl = NULL;
386 const char *type = NULL;
78404d22 387 int r, k = 0;
8d07de25
ZJS		 388
389 if (link->sd_device)
390 (void) sd_device_get_devtype(link->sd_device, &type);
391 if (!streq_ptr(type, "wlan"))
392 return;
393
394 r = sd_genl_socket_open(&genl);
395 if (r < 0) {
396 log_debug_errno(r, "Failed to open generic netlink socket: %m");
397 return;
398 }
399
400 (void) sd_netlink_inc_rcvbuf(genl, RCVBUF_SIZE);
401
78404d22 402 r = wifi_get_interface(genl, link->ifindex, &link->wlan_iftype, &link->ssid);
8d07de25
ZJS		 403 if (r < 0)
404 log_debug_errno(r, "%s: failed to query ssid: %m", link->name);
405
33ebda2e 406 if (link->wlan_iftype == NL80211_IFTYPE_STATION) {
78404d22
YW		 407 k = wifi_get_station(genl, link->ifindex, &link->bssid);
408 if (k < 0)
409 log_debug_errno(k, "%s: failed to query bssid: %m", link->name);
410 }
8d07de25
ZJS		 411
412 link->has_wlan_link_info = r > 0 || k > 0;
413}
414
335dd8ba 415static int acquire_link_info(sd_bus *bus, sd_netlink *rtnl, char **patterns, LinkInfo **ret) {
4afd3348 416 _cleanup_(sd_netlink_message_unrefp) sd_netlink_message *req = NULL, *reply = NULL;
172353b1 417 _cleanup_(link_info_array_freep) LinkInfo *links = NULL;
c967d2c7 418 _cleanup_close_ int fd = -1;
335dd8ba 419 size_t allocated = 0, c = 0, j;
7e5a080a 420 sd_netlink_message *i;
7d367b45
LP		 421 int r;
422
b147503e 423 assert(rtnl);
7d367b45 424 assert(ret);
ee8c4568 425
ee8c4568
LP		 426 r = sd_rtnl_message_new_link(rtnl, &req, RTM_GETLINK, 0);
427 if (r < 0)
428 return rtnl_log_create_error(r);
429
1c4baffc 430 r = sd_netlink_message_request_dump(req, true);
ee8c4568
LP		 431 if (r < 0)
432 return rtnl_log_create_error(r);
433
1c4baffc 434 r = sd_netlink_call(rtnl, req, 0, &reply);
f647962d
MS		 435 if (r < 0)
436 return log_error_errno(r, "Failed to enumerate links: %m");
ee8c4568 437
7e5a080a 438 for (i = reply; i; i = sd_netlink_message_next(i)) {
172353b1 439 if (!GREEDY_REALLOC0(links, allocated, c + 2)) /* We keep one trailing one as marker */
7e5a080a 440 return -ENOMEM;
7d367b45 441
a6962904 442 r = decode_link(i, links + c, patterns);
7e5a080a
LP		 443 if (r < 0)
444 return r;
c967d2c7
YW		 445 if (r == 0)
446 continue;
447
172353b1
ZJS		 448 links[c].needs_freeing = true;
449
450 char devid[2 + DECIMAL_STR_MAX(int)];
451 xsprintf(devid, "n%i", links[c].ifindex);
452 (void) sd_device_new_from_device_id(&links[c].sd_device, devid);
453
516e9c80 454 acquire_ether_link_info(&fd, &links[c]);
8d07de25 455 acquire_wlan_link_info(&links[c]);
c967d2c7
YW		 456
457 c++;
7e5a080a
LP		 458 }
459
93bab288 460 typesafe_qsort(links, c, link_info_compare);
7e5a080a 461
335dd8ba
YW		 462 if (bus)
463 for (j = 0; j < c; j++)
464 (void) acquire_link_bitrates(bus, links + j);
465
1cc6c93a 466 *ret = TAKE_PTR(links);
7e5a080a
LP		 467
468 return (int) c;
7d367b45 469}
ee8c4568 470
7d367b45 471static int list_links(int argc, char *argv[], void *userdata) {
b147503e 472 _cleanup_(sd_netlink_unrefp) sd_netlink *rtnl = NULL;
172353b1 473 _cleanup_(link_info_array_freep) LinkInfo *links = NULL;
ff7c88a2
YW		 474 _cleanup_(table_unrefp) Table *table = NULL;
475 TableCell *cell;
b147503e
LP		 476 int c, i, r;
477
478 r = sd_netlink_open(&rtnl);
479 if (r < 0)
480 return log_error_errno(r, "Failed to connect to netlink: %m");
7d367b45 481
335dd8ba 482 c = acquire_link_info(NULL, rtnl, argc > 1 ? argv + 1 : NULL, &links);
6d0c65ff 483 if (c < 0)
7d367b45
LP		 484 return c;
485
0221d68a 486 (void) pager_open(arg_pager_flags);
7d367b45 487
4252171a 488 table = table_new("idx", "link", "type", "operational", "setup");
ff7c88a2
YW		 489 if (!table)
490 return log_oom();
491
492 table_set_header(table, arg_legend);
493
494 assert_se(cell = table_get_cell(table, 0, 0));
495 (void) table_set_minimum_width(table, cell, 3);
496 (void) table_set_weight(table, cell, 0);
81914d9f 497 (void) table_set_ellipsize_percent(table, cell, 100);
ff7c88a2
YW		 498 (void) table_set_align_percent(table, cell, 100);
499
500 assert_se(cell = table_get_cell(table, 0, 1));
81914d9f 501 (void) table_set_ellipsize_percent(table, cell, 100);
6d0c65ff
LP		 502
503 for (i = 0; i < c; i++) {
ab1525bc 504 _cleanup_free_ char *setup_state = NULL, *operational_state = NULL;
d57c365b
LP		 505 const char *on_color_operational, *off_color_operational,
506 *on_color_setup, *off_color_setup;
ee8c4568 507 _cleanup_free_ char *t = NULL;
ee8c4568 508
4abd866d 509 (void) sd_network_link_get_operational_state(links[i].ifindex, &operational_state);
ceb366df 510 operational_state_to_color(links[i].name, operational_state, &on_color_operational, &off_color_operational);
d57c365b 511
33d5013d
LP		 512 r = sd_network_link_get_setup_state(links[i].ifindex, &setup_state);
513 if (r == -ENODATA) /* If there's no info available about this iface, it's unmanaged by networkd */
514 setup_state = strdup("unmanaged");
d57c365b 515 setup_state_to_color(setup_state, &on_color_setup, &off_color_setup);
ee8c4568 516
172353b1 517 t = link_get_type_string(links[i].iftype, links[i].sd_device);
ee8c4568 518
ff7c88a2 519 r = table_add_many(table,
8d0e0af2 520 TABLE_INT, links[i].ifindex,
ff7c88a2 521 TABLE_STRING, links[i].name,
8d0e0af2
YW		 522 TABLE_STRING, strna(t),
523 TABLE_STRING, strna(operational_state),
524 TABLE_SET_COLOR, on_color_operational,
525 TABLE_STRING, strna(setup_state),
526 TABLE_SET_COLOR, on_color_setup);
ff7c88a2
YW		 527 if (r < 0)
528 return r;
ee8c4568
LP		 529 }
530
ff7c88a2
YW		 531 r = table_print(table, NULL);
532 if (r < 0)
533 return log_error_errno(r, "Failed to print table: %m");
534
ee8c4568 535 if (arg_legend)
6d0c65ff 536 printf("\n%i links listed.\n", c);
ee8c4568
LP		 537
538 return 0;
539}
540
c09da729 541/* IEEE Organizationally Unique Identifier vendor string */
b147503e 542static int ieee_oui(sd_hwdb *hwdb, const struct ether_addr *mac, char **ret) {
81fd1dd3 543 const char *description;
fbd0b64f 544 char modalias[STRLEN("OUI:XXYYXXYYXXYY") + 1], *desc;
81fd1dd3
TG		 545 int r;
546
547 assert(ret);
c09da729 548
888943fc
LP		 549 if (!hwdb)
550 return -EINVAL;
551
81fd1dd3
TG		 552 if (!mac)
553 return -EINVAL;
554
c09da729
TG		 555 /* skip commonly misused 00:00:00 (Xerox) prefix */
556 if (memcmp(mac, "\0\0\0", 3) == 0)
557 return -EINVAL;
558
d054f0a4
DM		 559 xsprintf(modalias, "OUI:" ETHER_ADDR_FORMAT_STR,
560 ETHER_ADDR_FORMAT_VAL(*mac));
c09da729 561
81fd1dd3
TG		 562 r = sd_hwdb_get(hwdb, modalias, "ID_OUI_FROM_DATABASE", &description);
563 if (r < 0)
564 return r;
c09da729 565
81fd1dd3
TG		 566 desc = strdup(description);
567 if (!desc)
568 return -ENOMEM;
c09da729 569
81fd1dd3
TG		 570 *ret = desc;
571
572 return 0;
c09da729
TG		 573}
574
69fb1176 575static int get_gateway_description(
1c4baffc 576 sd_netlink *rtnl,
81fd1dd3 577 sd_hwdb *hwdb,
69fb1176
LP		 578 int ifindex,
579 int family,
580 union in_addr_union *gateway,
581 char **gateway_description) {
4afd3348 582 _cleanup_(sd_netlink_message_unrefp) sd_netlink_message *req = NULL, *reply = NULL;
1c4baffc 583 sd_netlink_message *m;
c09da729
TG		 584 int r;
585
586 assert(rtnl);
587 assert(ifindex >= 0);
4c701096 588 assert(IN_SET(family, AF_INET, AF_INET6));
c09da729
TG		 589 assert(gateway);
590 assert(gateway_description);
591
592 r = sd_rtnl_message_new_neigh(rtnl, &req, RTM_GETNEIGH, ifindex, family);
593 if (r < 0)
594 return r;
595
1c4baffc 596 r = sd_netlink_message_request_dump(req, true);
c09da729
TG		 597 if (r < 0)
598 return r;
599
1c4baffc 600 r = sd_netlink_call(rtnl, req, 0, &reply);
c09da729
TG		 601 if (r < 0)
602 return r;
603
1c4baffc 604 for (m = reply; m; m = sd_netlink_message_next(m)) {
67a46833
YW		 605 union in_addr_union gw = IN_ADDR_NULL;
606 struct ether_addr mac = ETHER_ADDR_NULL;
c09da729
TG		 607 uint16_t type;
608 int ifi, fam;
609
1c4baffc 610 r = sd_netlink_message_get_errno(m);
c09da729
TG		 611 if (r < 0) {
612 log_error_errno(r, "got error: %m");
613 continue;
614 }
615
1c4baffc 616 r = sd_netlink_message_get_type(m, &type);
c09da729
TG		 617 if (r < 0) {
618 log_error_errno(r, "could not get type: %m");
619 continue;
620 }
621
622 if (type != RTM_NEWNEIGH) {
623 log_error("type is not RTM_NEWNEIGH");
624 continue;
625 }
626
627 r = sd_rtnl_message_neigh_get_family(m, &fam);
628 if (r < 0) {
629 log_error_errno(r, "could not get family: %m");
630 continue;
631 }
632
633 if (fam != family) {
634 log_error("family is not correct");
635 continue;
636 }
637
638 r = sd_rtnl_message_neigh_get_ifindex(m, &ifi);
639 if (r < 0) {
144232a8 640 log_error_errno(r, "could not get ifindex: %m");
c09da729
TG		 641 continue;
642 }
643
644 if (ifindex > 0 && ifi != ifindex)
645 continue;
646
647 switch (fam) {
648 case AF_INET:
1c4baffc 649 r = sd_netlink_message_read_in_addr(m, NDA_DST, &gw.in);
c09da729
TG		 650 if (r < 0)
651 continue;
652
653 break;
654 case AF_INET6:
1c4baffc 655 r = sd_netlink_message_read_in6_addr(m, NDA_DST, &gw.in6);
c09da729
TG		 656 if (r < 0)
657 continue;
658
659 break;
660 default:
661 continue;
662 }
663
664 if (!in_addr_equal(fam, &gw, gateway))
665 continue;
666
49808e0e 667 r = sd_netlink_message_read(m, NDA_LLADDR, sizeof(mac), &mac);
c09da729
TG		 668 if (r < 0)
669 continue;
670
671 r = ieee_oui(hwdb, &mac, gateway_description);
672 if (r < 0)
673 continue;
674
675 return 0;
676 }
677
678 return -ENODATA;
679}
680
69fb1176 681static int dump_gateways(
1c4baffc 682 sd_netlink *rtnl,
81fd1dd3 683 sd_hwdb *hwdb,
98d5bef3 684 Table *table,
69fb1176 685 int ifindex) {
b6a3ca6d
TG		 686 _cleanup_free_ struct local_address *local = NULL;
687 int r, n, i;
c09da729 688
837f57da 689 assert(rtnl);
98d5bef3 690 assert(table);
837f57da 691
b6a3ca6d
TG		 692 n = local_gateways(rtnl, ifindex, AF_UNSPEC, &local);
693 if (n < 0)
694 return n;
c09da729 695
b6a3ca6d 696 for (i = 0; i < n; i++) {
98d5bef3
YW		 697 _cleanup_free_ char *gateway = NULL, *description = NULL, *with_description = NULL;
698
8d0e0af2
YW		 699 r = table_add_many(table,
700 TABLE_EMPTY,
701 TABLE_STRING, i == 0 ? "Gateway:" : "");
98d5bef3
YW		 702 if (r < 0)
703 return r;
c09da729 704
b6a3ca6d 705 r = in_addr_to_string(local[i].family, &local[i].address, &gateway);
c09da729 706 if (r < 0)
b6a3ca6d 707 return r;
c09da729 708
69fb1176 709 r = get_gateway_description(rtnl, hwdb, local[i].ifindex, local[i].family, &local[i].address, &description);
c09da729 710 if (r < 0)
b6a3ca6d 711 log_debug_errno(r, "Could not get description of gateway: %m");
c09da729 712
98d5bef3
YW		 713 if (description) {
714 with_description = strjoin(gateway, " (", description, ")");
715 if (!with_description)
716 return -ENOMEM;
717 }
1693a943
LP		 718
719 /* Show interface name for the entry if we show
720 * entries for all interfaces */
721 if (ifindex <= 0) {
518a66ec 722 char name[IF_NAMESIZE+1];
98d5bef3 723
e4857ee2
YW		 724 r = table_add_cell_stringf(table, NULL, "%s on %s", with_description ?: gateway,
725 format_ifname_full(local[i].ifindex, name, FORMAT_IFNAME_IFINDEX_WITH_PERCENT));
98d5bef3
YW		 726 } else
727 r = table_add_cell(table, NULL, TABLE_STRING, with_description ?: gateway);
728 if (r < 0)
729 return r;
c09da729
TG		 730 }
731
732 return 0;
733}
734
69fb1176 735static int dump_addresses(
1c4baffc 736 sd_netlink *rtnl,
98d5bef3 737 Table *table,
69fb1176
LP		 738 int ifindex) {
739
ee8c4568 740 _cleanup_free_ struct local_address *local = NULL;
cdf01b36 741 _cleanup_free_ char *dhcp4_address = NULL;
ee8c4568
LP		 742 int r, n, i;
743
837f57da 744 assert(rtnl);
98d5bef3 745 assert(table);
837f57da 746
1d050e1e 747 n = local_addresses(rtnl, ifindex, AF_UNSPEC, &local);
ee8c4568
LP		 748 if (n < 0)
749 return n;
750
cdf01b36
SS		 751 (void) sd_network_link_get_dhcp4_address(ifindex, &dhcp4_address);
752
ee8c4568
LP		 753 for (i = 0; i < n; i++) {
754 _cleanup_free_ char *pretty = NULL;
755
8d0e0af2
YW		 756 r = table_add_many(table,
757 TABLE_EMPTY,
758 TABLE_STRING, i == 0 ? "Address:" : "");
98d5bef3
YW		 759 if (r < 0)
760 return r;
1693a943 761
98d5bef3
YW		 762 r = in_addr_to_string(local[i].family, &local[i].address, &pretty);
763 if (r < 0)
764 return r;
1693a943 765
cdf01b36
SS		 766 if (dhcp4_address && streq(pretty, dhcp4_address)) {
767 _cleanup_free_ char *p = NULL;
768
769 p = pretty;
770 pretty = strjoin(pretty , " (DHCP4)");
771 if (!pretty)
772 return log_oom();
773 }
774
98d5bef3 775 if (ifindex <= 0) {
518a66ec 776 char name[IF_NAMESIZE+1];
98d5bef3 777
e4857ee2
YW		 778 r = table_add_cell_stringf(table, NULL, "%s on %s", pretty,
779 format_ifname_full(local[i].ifindex, name, FORMAT_IFNAME_IFINDEX_WITH_PERCENT));
98d5bef3
YW		 780 } else
781 r = table_add_cell(table, NULL, TABLE_STRING, pretty);
782 if (r < 0)
783 return r;
ee8c4568
LP		 784 }
785
786 return 0;
787}
788
d37b7627
SS		 789static int dump_address_labels(sd_netlink *rtnl) {
790 _cleanup_(sd_netlink_message_unrefp) sd_netlink_message *req = NULL, *reply = NULL;
0232beed 791 _cleanup_(table_unrefp) Table *table = NULL;
d37b7627 792 sd_netlink_message *m;
0232beed 793 TableCell *cell;
d37b7627
SS		 794 int r;
795
796 assert(rtnl);
797
798 r = sd_rtnl_message_new_addrlabel(rtnl, &req, RTM_GETADDRLABEL, 0, AF_INET6);
799 if (r < 0)
800 return log_error_errno(r, "Could not allocate RTM_GETADDRLABEL message: %m");
801
802 r = sd_netlink_message_request_dump(req, true);
803 if (r < 0)
804 return r;
805
806 r = sd_netlink_call(rtnl, req, 0, &reply);
807 if (r < 0)
808 return r;
809
4252171a 810 table = table_new("label", "prefix/prefixlen");
0232beed
YW		 811 if (!table)
812 return -ENOMEM;
813
814 r = table_set_sort(table, 0, SIZE_MAX);
815 if (r < 0)
816 return r;
817
818 assert_se(cell = table_get_cell(table, 0, 0));
819 (void) table_set_align_percent(table, cell, 100);
81914d9f 820 (void) table_set_ellipsize_percent(table, cell, 100);
0232beed
YW		 821
822 assert_se(cell = table_get_cell(table, 0, 1));
823 (void) table_set_align_percent(table, cell, 100);
d37b7627
SS		 824
825 for (m = reply; m; m = sd_netlink_message_next(m)) {
826 _cleanup_free_ char *pretty = NULL;
67a46833 827 union in_addr_union prefix = IN_ADDR_NULL;
d37b7627
SS		 828 uint8_t prefixlen;
829 uint32_t label;
830
831 r = sd_netlink_message_get_errno(m);
832 if (r < 0) {
833 log_error_errno(r, "got error: %m");
834 continue;
835 }
836
837 r = sd_netlink_message_read_u32(m, IFAL_LABEL, &label);
838 if (r < 0 && r != -ENODATA) {
839 log_error_errno(r, "Could not read IFAL_LABEL, ignoring: %m");
840 continue;
841 }
842
843 r = sd_netlink_message_read_in6_addr(m, IFAL_ADDRESS, &prefix.in6);
844 if (r < 0)
845 continue;
846
847 r = in_addr_to_string(AF_INET6, &prefix, &pretty);
848 if (r < 0)
849 continue;
850
851 r = sd_rtnl_message_addrlabel_get_prefixlen(m, &prefixlen);
852 if (r < 0)
853 continue;
854
81914d9f 855 r = table_add_cell(table, NULL, TABLE_UINT32, &label);
0232beed
YW		 856 if (r < 0)
857 return r;
858
8d0e0af2 859 r = table_add_cell_stringf(table, NULL, "%s/%u", pretty, prefixlen);
0232beed
YW		 860 if (r < 0)
861 return r;
d37b7627
SS		 862 }
863
0232beed 864 return table_print(table, NULL);
d37b7627
SS		 865}
866
867static int list_address_labels(int argc, char *argv[], void *userdata) {
868 _cleanup_(sd_netlink_unrefp) sd_netlink *rtnl = NULL;
869 int r;
870
871 r = sd_netlink_open(&rtnl);
872 if (r < 0)
873 return log_error_errno(r, "Failed to connect to netlink: %m");
874
875 dump_address_labels(rtnl);
876
877 return 0;
878}
879
837f57da
LP		 880static int open_lldp_neighbors(int ifindex, FILE **ret) {
881 _cleanup_free_ char *p = NULL;
882 FILE *f;
883
884 if (asprintf(&p, "/run/systemd/netif/lldp/%i", ifindex) < 0)
885 return -ENOMEM;
886
887 f = fopen(p, "re");
888 if (!f)
889 return -errno;
890
891 *ret = f;
892 return 0;
893}
894
895static int next_lldp_neighbor(FILE *f, sd_lldp_neighbor **ret) {
896 _cleanup_free_ void *raw = NULL;
897 size_t l;
898 le64_t u;
899 int r;
900
901 assert(f);
902 assert(ret);
903
904 l = fread(&u, 1, sizeof(u), f);
905 if (l == 0 && feof(f))
906 return 0;
907 if (l != sizeof(u))
908 return -EBADMSG;
909
d23c3e4c
FB		 910 /* each LLDP packet is at most MTU size, but let's allow up to 4KiB just in case */
911 if (le64toh(u) >= 4096)
912 return -EBADMSG;
913
837f57da
LP		 914 raw = new(uint8_t, le64toh(u));
915 if (!raw)
916 return -ENOMEM;
917
918 if (fread(raw, 1, le64toh(u), f) != le64toh(u))
919 return -EBADMSG;
920
921 r = sd_lldp_neighbor_from_raw(ret, raw, le64toh(u));
922 if (r < 0)
923 return r;
924
925 return 1;
926}
927
98d5bef3 928static int dump_lldp_neighbors(Table *table, const char *prefix, int ifindex) {
837f57da
LP		 929 _cleanup_fclose_ FILE *f = NULL;
930 int r, c = 0;
931
98d5bef3 932 assert(table);
837f57da
LP		 933 assert(prefix);
934 assert(ifindex > 0);
935
936 r = open_lldp_neighbors(ifindex, &f);
98d5bef3
YW		 937 if (r == -ENOENT)
938 return 0;
837f57da
LP		 939 if (r < 0)
940 return r;
941
942 for (;;) {
943 const char *system_name = NULL, *port_id = NULL, *port_description = NULL;
944 _cleanup_(sd_lldp_neighbor_unrefp) sd_lldp_neighbor *n = NULL;
945
946 r = next_lldp_neighbor(f, &n);
947 if (r < 0)
948 return r;
949 if (r == 0)
950 break;
951
8d0e0af2
YW		 952 r = table_add_many(table,
953 TABLE_EMPTY,
954 TABLE_STRING, c == 0 ? prefix : "");
98d5bef3
YW		 955 if (r < 0)
956 return r;
837f57da
LP		 957
958 (void) sd_lldp_neighbor_get_system_name(n, &system_name);
959 (void) sd_lldp_neighbor_get_port_id_as_string(n, &port_id);
960 (void) sd_lldp_neighbor_get_port_description(n, &port_description);
961
8d0e0af2
YW		 962 r = table_add_cell_stringf(table, NULL,
963 "%s on port %s%s%s%s",
964 strna(system_name), strna(port_id),
965 isempty(port_description) ? "" : " (",
e226badc 966 strempty(port_description),
8d0e0af2 967 isempty(port_description) ? "" : ")");
98d5bef3
YW		 968 if (r < 0)
969 return r;
837f57da
LP		 970
971 c++;
972 }
973
974 return c;
975}
976
98d5bef3 977static int dump_ifindexes(Table *table, const char *prefix, const int *ifindexes) {
b295beea 978 unsigned c;
98d5bef3 979 int r;
b295beea
LP		 980
981 assert(prefix);
982
983 if (!ifindexes || ifindexes[0] <= 0)
98d5bef3 984 return 0;
b295beea
LP		 985
986 for (c = 0; ifindexes[c] > 0; c++) {
8d0e0af2
YW		 987 r = table_add_many(table,
988 TABLE_EMPTY,
989 TABLE_STRING, c == 0 ? prefix : "",
990 TABLE_IFINDEX, ifindexes[c]);
98d5bef3
YW		 991 if (r < 0)
992 return r;
b295beea 993 }
98d5bef3
YW		 994
995 return 0;
b295beea
LP		 996}
997
98d5bef3 998static int dump_list(Table *table, const char *prefix, char **l) {
ee8c4568 999 char **i;
98d5bef3 1000 int r;
ee8c4568 1001
dce83649 1002 if (strv_isempty(l))
98d5bef3 1003 return 0;
dce83649 1004
ee8c4568 1005 STRV_FOREACH(i, l) {
8d0e0af2
YW		 1006 r = table_add_many(table,
1007 TABLE_EMPTY,
1008 TABLE_STRING, i == l ? prefix : "",
1009 TABLE_STRING, *i);
98d5bef3
YW		 1010 if (r < 0)
1011 return r;
ee8c4568 1012 }
98d5bef3
YW		 1013
1014 return 0;
ee8c4568
LP		 1015}
1016
a459b24f 1017#define DUMP_STATS_ONE(name, val_name) \
8d0e0af2
YW		 1018 r = table_add_many(table, \
1019 TABLE_EMPTY, \
1020 TABLE_STRING, name ":"); \
a459b24f
YW		 1021 if (r < 0) \
1022 return r; \
8d0e0af2
YW		 1023 r = table_add_cell(table, NULL, \
1024 info->has_stats64 ? TABLE_UINT64 : TABLE_UINT32, \
a459b24f
YW		 1025 info->has_stats64 ? (void*) &info->stats64.val_name : (void*) &info->stats.val_name); \
1026 if (r < 0) \
1027 return r;
1028
1029static int dump_statistics(Table *table, const LinkInfo *info) {
1030 int r;
1031
1032 if (!arg_stats)
1033 return 0;
1034
1035 if (!info->has_stats64 && !info->has_stats)
1036 return 0;
1037
1038 DUMP_STATS_ONE("Rx Packets", rx_packets);
1039 DUMP_STATS_ONE("Tx Packets", tx_packets);
1040 DUMP_STATS_ONE("Rx Bytes", rx_bytes);
1041 DUMP_STATS_ONE("Tx Bytes", tx_bytes);
1042 DUMP_STATS_ONE("Rx Errors", rx_errors);
1043 DUMP_STATS_ONE("Tx Errors", tx_errors);
1044 DUMP_STATS_ONE("Rx Dropped", rx_dropped);
1045 DUMP_STATS_ONE("Tx Dropped", tx_dropped);
1046 DUMP_STATS_ONE("Multicast Packets", multicast);
1047 DUMP_STATS_ONE("Collisions", collisions);
1048
1049 return 0;
1050}
1051
69fb1176 1052static int link_status_one(
1c4baffc 1053 sd_netlink *rtnl,
81fd1dd3 1054 sd_hwdb *hwdb,
b147503e
LP		 1055 const LinkInfo *info) {
1056
3df9bec5 1057 _cleanup_strv_free_ char **dns = NULL, **ntp = NULL, **search_domains = NULL, **route_domains = NULL;
64d6c229 1058 _cleanup_free_ char *setup_state = NULL, *operational_state = NULL, *tz = NULL;
373d9f17 1059 _cleanup_free_ char *t = NULL, *network = NULL;
af5effc4 1060 const char *driver = NULL, *path = NULL, *vendor = NULL, *model = NULL, *link = NULL;
d57c365b 1061 const char *on_color_operational, *off_color_operational,
98d5bef3 1062 *on_color_setup, *off_color_setup;
b295beea 1063 _cleanup_free_ int *carrier_bound_to = NULL, *carrier_bound_by = NULL;
98d5bef3
YW		 1064 _cleanup_(table_unrefp) Table *table = NULL;
1065 TableCell *cell;
b147503e 1066 int r;
9085f64a
LP		 1067
1068 assert(rtnl);
b147503e 1069 assert(info);
9085f64a 1070
b147503e 1071 (void) sd_network_link_get_operational_state(info->ifindex, &operational_state);
ceb366df 1072 operational_state_to_color(info->name, operational_state, &on_color_operational, &off_color_operational);
d57c365b 1073
33d5013d
LP		 1074 r = sd_network_link_get_setup_state(info->ifindex, &setup_state);
1075 if (r == -ENODATA) /* If there's no info available about this iface, it's unmanaged by networkd */
1076 setup_state = strdup("unmanaged");
d57c365b 1077 setup_state_to_color(setup_state, &on_color_setup, &off_color_setup);
9085f64a 1078
b147503e
LP		 1079 (void) sd_network_link_get_dns(info->ifindex, &dns);
1080 (void) sd_network_link_get_search_domains(info->ifindex, &search_domains);
1081 (void) sd_network_link_get_route_domains(info->ifindex, &route_domains);
1082 (void) sd_network_link_get_ntp(info->ifindex, &ntp);
9085f64a 1083
172353b1
ZJS		 1084 if (info->sd_device) {
1085 (void) sd_device_get_property_value(info->sd_device, "ID_NET_LINK_FILE", &link);
1086 (void) sd_device_get_property_value(info->sd_device, "ID_NET_DRIVER", &driver);
1087 (void) sd_device_get_property_value(info->sd_device, "ID_PATH", &path);
9085f64a 1088
172353b1
ZJS		 1089 if (sd_device_get_property_value(info->sd_device, "ID_VENDOR_FROM_DATABASE", &vendor) < 0)
1090 (void) sd_device_get_property_value(info->sd_device, "ID_VENDOR", &vendor);
9085f64a 1091
172353b1
ZJS		 1092 if (sd_device_get_property_value(info->sd_device, "ID_MODEL_FROM_DATABASE", &model) < 0)
1093 (void) sd_device_get_property_value(info->sd_device, "ID_MODEL", &model);
9085f64a
LP		 1094 }
1095
172353b1 1096 t = link_get_type_string(info->iftype, info->sd_device);
b1acce80 1097
4abd866d 1098 (void) sd_network_link_get_network_file(info->ifindex, &network);
df3fb561 1099
4abd866d
LP		 1100 (void) sd_network_link_get_carrier_bound_to(info->ifindex, &carrier_bound_to);
1101 (void) sd_network_link_get_carrier_bound_by(info->ifindex, &carrier_bound_by);
0d4ad91d 1102
4252171a 1103 table = table_new("dot", "key", "value");
98d5bef3
YW		 1104 if (!table)
1105 return -ENOMEM;
1106
81914d9f
YW		 1107 assert_se(cell = table_get_cell(table, 0, 0));
1108 (void) table_set_ellipsize_percent(table, cell, 100);
1109
1110 assert_se(cell = table_get_cell(table, 0, 1));
1111 (void) table_set_ellipsize_percent(table, cell, 100);
1112
98d5bef3
YW		 1113 table_set_header(table, false);
1114
8d0e0af2
YW		 1115 r = table_add_many(table,
1116 TABLE_STRING, special_glyph(SPECIAL_GLYPH_BLACK_CIRCLE),
1117 TABLE_SET_COLOR, on_color_operational);
98d5bef3
YW		 1118 if (r < 0)
1119 return r;
81914d9f 1120 r = table_add_cell_stringf(table, &cell, "%i: %s", info->ifindex, info->name);
98d5bef3
YW		 1121 if (r < 0)
1122 return r;
81914d9f 1123 (void) table_set_align_percent(table, cell, 0);
98d5bef3 1124
8d0e0af2
YW		 1125 r = table_add_many(table,
1126 TABLE_EMPTY,
1127 TABLE_EMPTY,
1128 TABLE_STRING, "Link File:",
1129 TABLE_SET_ALIGN_PERCENT, 100,
1130 TABLE_STRING, strna(link),
1131 TABLE_EMPTY,
1132 TABLE_STRING, "Network File:",
1133 TABLE_STRING, strna(network),
1134 TABLE_EMPTY,
1135 TABLE_STRING, "Type:",
1136 TABLE_STRING, strna(t),
1137 TABLE_EMPTY,
1138 TABLE_STRING, "State:");
98d5bef3
YW		 1139 if (r < 0)
1140 return r;
1141 r = table_add_cell_stringf(table, NULL, "%s%s%s (%s%s%s)",
64e7ebde
YW		 1142 on_color_operational, strna(operational_state), off_color_operational,
1143 on_color_setup, strna(setup_state), off_color_setup);
98d5bef3
YW		 1144 if (r < 0)
1145 return r;
1146
1147 if (path) {
8d0e0af2
YW		 1148 r = table_add_many(table,
1149 TABLE_EMPTY,
1150 TABLE_STRING, "Path:",
1151 TABLE_STRING, path);
98d5bef3
YW		 1152 if (r < 0)
1153 return r;
1154 }
1155 if (driver) {
8d0e0af2
YW		 1156 r = table_add_many(table,
1157 TABLE_EMPTY,
1158 TABLE_STRING, "Driver:",
1159 TABLE_STRING, driver);
98d5bef3
YW		 1160 if (r < 0)
1161 return r;
1162 }
1163 if (vendor) {
8d0e0af2
YW		 1164 r = table_add_many(table,
1165 TABLE_EMPTY,
1166 TABLE_STRING, "Vendor:",
1167 TABLE_STRING, vendor);
98d5bef3
YW		 1168 if (r < 0)
1169 return r;
1170 }
1171 if (model) {
8d0e0af2
YW		 1172 r = table_add_many(table,
1173 TABLE_EMPTY,
1174 TABLE_STRING, "Model:",
1175 TABLE_STRING, model);
98d5bef3
YW		 1176 if (r < 0)
1177 return r;
1178 }
9085f64a 1179
b147503e 1180 if (info->has_mac_address) {
888943fc 1181 _cleanup_free_ char *description = NULL;
db73295a 1182 char ea[ETHER_ADDR_TO_STRING_MAX];
888943fc 1183
4abd866d 1184 (void) ieee_oui(hwdb, &info->mac_address, &description);
888943fc 1185
8d0e0af2
YW		 1186 r = table_add_many(table,
1187 TABLE_EMPTY,
1188 TABLE_STRING, "HW Address:");
98d5bef3
YW		 1189 if (r < 0)
1190 return r;
1191 r = table_add_cell_stringf(table, NULL, "%s%s%s%s",
64e7ebde
YW		 1192 ether_addr_to_string(&info->mac_address, ea),
1193 description ? " (" : "",
1194 strempty(description),
1195 description ? ")" : "");
98d5bef3
YW		 1196 if (r < 0)
1197 return r;
db73295a 1198 }
9085f64a 1199
c06ff86e
YW		 1200 if (info->mtu > 0) {
1201 char min_str[DECIMAL_STR_MAX(uint32_t)], max_str[DECIMAL_STR_MAX(uint32_t)];
1202
1203 xsprintf(min_str, "%" PRIu32, info->min_mtu);
1204 xsprintf(max_str, "%" PRIu32, info->max_mtu);
1205
8d0e0af2
YW		 1206 r = table_add_many(table,
1207 TABLE_EMPTY,
1208 TABLE_STRING, "MTU:");
98d5bef3
YW		 1209 if (r < 0)
1210 return r;
c06ff86e
YW		 1211 r = table_add_cell_stringf(table, NULL, "%" PRIu32 "%s%s%s%s%s%s%s",
1212 info->mtu,
1213 info->min_mtu > 0 || info->max_mtu > 0 ? " (" : "",
90e29fe1 1214 info->min_mtu > 0 ? "min: " : "",
c06ff86e
YW		 1215 info->min_mtu > 0 ? min_str : "",
1216 info->min_mtu > 0 && info->max_mtu > 0 ? ", " : "",
90e29fe1 1217 info->max_mtu > 0 ? "max: " : "",
c06ff86e
YW		 1218 info->max_mtu > 0 ? max_str : "",
1219 info->min_mtu > 0 || info->max_mtu > 0 ? ")" : "");
98d5bef3
YW		 1220 if (r < 0)
1221 return r;
1222 }
8eb9058d 1223
c82d1bf2
SS		 1224 if (streq_ptr(info->netdev_kind, "bridge")) {
1225 r = table_add_many(table,
1226 TABLE_EMPTY,
1227 TABLE_STRING, "Forward Delay:",
1228 TABLE_TIMESPAN_MSEC, jiffies_to_usec(info->forward_delay),
1229 TABLE_EMPTY,
1230 TABLE_STRING, "Hello Time:",
1231 TABLE_TIMESPAN_MSEC, jiffies_to_usec(info->hello_time),
1232 TABLE_EMPTY,
1233 TABLE_STRING, "Max Age:",
1234 TABLE_TIMESPAN_MSEC, jiffies_to_usec(info->max_age),
1235 TABLE_EMPTY,
1236 TABLE_STRING, "Ageing Time:",
1237 TABLE_TIMESPAN_MSEC, jiffies_to_usec(info->ageing_time),
1238 TABLE_EMPTY,
1239 TABLE_STRING, "Priority:",
1240 TABLE_UINT16, info->priority,
1241 TABLE_EMPTY,
1242 TABLE_STRING, "STP:",
1243 TABLE_BOOLEAN, info->stp_state > 0,
1244 TABLE_EMPTY,
1245 TABLE_STRING, "Multicast IGMP Version:",
1246 TABLE_UINT8, info->mcast_igmp_version);
1247 if (r < 0)
1248 return r;
b24281aa
SS		 1249
1250 } else if (streq_ptr(info->netdev_kind, "vxlan")) {
1251 if (info->vxlan_info.vni > 0) {
1252 r = table_add_many(table,
1253 TABLE_EMPTY,
1254 TABLE_STRING, "VNI:",
1255 TABLE_UINT32, info->vxlan_info.vni);
1256 if (r < 0)
1257 return r;
1258 }
1259
1260 if (IN_SET(info->vxlan_info.group_family, AF_INET, AF_INET6)) {
1261 r = table_add_many(table,
1262 TABLE_EMPTY,
1263 TABLE_STRING, "Group:",
1264 info->vxlan_info.group_family == AF_INET ? TABLE_IN_ADDR : TABLE_IN6_ADDR,
1265 &info->vxlan_info.group);
1266 if (r < 0)
1267 return r;
1268 }
1269
1270 if (IN_SET(info->vxlan_info.local_family, AF_INET, AF_INET6)) {
1271 r = table_add_many(table,
1272 TABLE_EMPTY,
1273 TABLE_STRING, "Local:",
1274 info->vxlan_info.local_family == AF_INET ? TABLE_IN_ADDR : TABLE_IN6_ADDR,
1275 &info->vxlan_info.local);
1276 if (r < 0)
1277 return r;
1278 }
1279
1280 if (info->vxlan_info.dest_port > 0) {
1281 r = table_add_many(table,
1282 TABLE_EMPTY,
1283 TABLE_STRING, "Destination Port:",
1284 TABLE_UINT16, be16toh(info->vxlan_info.dest_port));
1285 if (r < 0)
1286 return r;
1287 }
1288
1289 if (info->vxlan_info.link > 0) {
1290 r = table_add_many(table,
1291 TABLE_EMPTY,
1292 TABLE_STRING, "Underlying Device:",
1293 TABLE_IFINDEX, info->vxlan_info.link);
1294 if (r < 0)
1295 return r;
1296 }
c82d1bf2
SS		 1297 }
1298
8d07de25
ZJS		 1299 if (info->has_wlan_link_info) {
1300 _cleanup_free_ char *esc = NULL;
1301 char buf[ETHER_ADDR_TO_STRING_MAX];
1302
1303 r = table_add_many(table,
1304 TABLE_EMPTY,
1305 TABLE_STRING, "WiFi access point:");
1306 if (r < 0)
1307 return r;
1308
1309 if (info->ssid)
1310 esc = cescape(info->ssid);
1311
1312 r = table_add_cell_stringf(table, NULL, "%s (%s)",
1313 strnull(esc),
1314 ether_addr_to_string(&info->bssid, buf));
1315 if (r < 0)
1316 return r;
1317 }
1318
335dd8ba 1319 if (info->has_bitrates) {
42a63431 1320 char tx[FORMAT_BYTES_MAX], rx[FORMAT_BYTES_MAX];
335dd8ba 1321
8d0e0af2
YW		 1322 r = table_add_many(table,
1323 TABLE_EMPTY,
1324 TABLE_STRING, "Bit Rate (Tx/Rx):");
335dd8ba
YW		 1325 if (r < 0)
1326 return r;
42a63431
YW		 1327 r = table_add_cell_stringf(table, NULL, "%sbps/%sbps",
1328 format_bytes_full(tx, sizeof tx, info->tx_bitrate, 0),
1329 format_bytes_full(rx, sizeof rx, info->rx_bitrate, 0));
335dd8ba
YW		 1330 if (r < 0)
1331 return r;
1332 }
1333
98d5bef3 1334 if (info->has_tx_queues || info->has_rx_queues) {
8d0e0af2
YW		 1335 r = table_add_many(table,
1336 TABLE_EMPTY,
1337 TABLE_STRING, "Queue Length (Tx/Rx):");
98d5bef3
YW		 1338 if (r < 0)
1339 return r;
1340 r = table_add_cell_stringf(table, NULL, "%" PRIu32 "/%" PRIu32, info->tx_queues, info->rx_queues);
1341 if (r < 0)
1342 return r;
1343 }
0d4ad91d 1344
c967d2c7
YW		 1345 if (info->has_ethtool_link_info) {
1346 const char *duplex = duplex_to_string(info->duplex);
1347 const char *port = port_to_string(info->port);
1348
1349 if (IN_SET(info->autonegotiation, AUTONEG_DISABLE, AUTONEG_ENABLE)) {
8d0e0af2
YW		 1350 r = table_add_many(table,
1351 TABLE_EMPTY,
1352 TABLE_STRING, "Auto negotiation:",
1353 TABLE_BOOLEAN, info->autonegotiation == AUTONEG_ENABLE);
c967d2c7
YW		 1354 if (r < 0)
1355 return r;
1356 }
1357
1358 if (info->speed > 0) {
8d0e0af2
YW		 1359 r = table_add_many(table,
1360 TABLE_EMPTY,
1361 TABLE_STRING, "Speed:",
45160216 1362 TABLE_BPS, (uint64_t) info->speed);
c967d2c7
YW		 1363 if (r < 0)
1364 return r;
1365 }
1366
1367 if (duplex) {
8d0e0af2
YW		 1368 r = table_add_many(table,
1369 TABLE_EMPTY,
1370 TABLE_STRING, "Duplex:",
1371 TABLE_STRING, duplex);
c967d2c7
YW		 1372 if (r < 0)
1373 return r;
1374 }
1375
1376 if (port) {
8d0e0af2
YW		 1377 r = table_add_many(table,
1378 TABLE_EMPTY,
1379 TABLE_STRING, "Port:",
1380 TABLE_STRING, port);
c967d2c7
YW		 1381 if (r < 0)
1382 return r;
1383 }
1384 }
1385
98d5bef3
YW		 1386 r = dump_addresses(rtnl, table, info->ifindex);
1387 if (r < 0)
1388 return r;
1389 r = dump_gateways(rtnl, hwdb, table, info->ifindex);
1390 if (r < 0)
1391 return r;
1392 r = dump_list(table, "DNS:", dns);
1393 if (r < 0)
1394 return r;
1395 r = dump_list(table, "Search Domains:", search_domains);
1396 if (r < 0)
1397 return r;
1398 r = dump_list(table, "Route Domains:", route_domains);
1399 if (r < 0)
1400 return r;
1401 r = dump_list(table, "NTP:", ntp);
1402 if (r < 0)
1403 return r;
1404 r = dump_ifindexes(table, "Carrier Bound To:", carrier_bound_to);
1405 if (r < 0)
1406 return r;
1407 r = dump_ifindexes(table, "Carrier Bound By:", carrier_bound_by);
1408 if (r < 0)
1409 return r;
9085f64a 1410
b147503e 1411 (void) sd_network_link_get_timezone(info->ifindex, &tz);
98d5bef3 1412 if (tz) {
8d0e0af2
YW		 1413 r = table_add_many(table,
1414 TABLE_EMPTY,
1415 TABLE_STRING, "Time Zone:",
1416 TABLE_STRING, tz);
98d5bef3
YW		 1417 if (r < 0)
1418 return r;
1419 }
8eb9058d 1420
98d5bef3
YW		 1421 r = dump_lldp_neighbors(table, "Connected To:", info->ifindex);
1422 if (r < 0)
1423 return r;
837f57da 1424
a459b24f
YW		 1425 r = dump_statistics(table, info);
1426 if (r < 0)
1427 return r;
1428
98d5bef3 1429 return table_print(table, NULL);
9085f64a
LP		 1430}
1431
0070333f
LP		 1432static int system_status(sd_netlink *rtnl, sd_hwdb *hwdb) {
1433 _cleanup_free_ char *operational_state = NULL;
1434 _cleanup_strv_free_ char **dns = NULL, **ntp = NULL, **search_domains = NULL, **route_domains = NULL;
1435 const char *on_color_operational, *off_color_operational;
98d5bef3
YW		 1436 _cleanup_(table_unrefp) Table *table = NULL;
1437 TableCell *cell;
1438 int r;
0070333f
LP		 1439
1440 assert(rtnl);
1441
4abd866d 1442 (void) sd_network_get_operational_state(&operational_state);
ceb366df 1443 operational_state_to_color(NULL, operational_state, &on_color_operational, &off_color_operational);
0070333f 1444
4252171a 1445 table = table_new("dot", "key", "value");
98d5bef3
YW		 1446 if (!table)
1447 return -ENOMEM;
1448
81914d9f
YW		 1449 assert_se(cell = table_get_cell(table, 0, 0));
1450 (void) table_set_ellipsize_percent(table, cell, 100);
1451
1452 assert_se(cell = table_get_cell(table, 0, 1));
1453 (void) table_set_align_percent(table, cell, 100);
1454 (void) table_set_ellipsize_percent(table, cell, 100);
1455
98d5bef3
YW		 1456 table_set_header(table, false);
1457
8d0e0af2
YW		 1458 r = table_add_many(table,
1459 TABLE_STRING, special_glyph(SPECIAL_GLYPH_BLACK_CIRCLE),
1460 TABLE_SET_COLOR, on_color_operational,
1461 TABLE_STRING, "State:",
1462 TABLE_STRING, strna(operational_state),
1463 TABLE_SET_COLOR, on_color_operational);
0070333f 1464
98d5bef3
YW		 1465 r = dump_addresses(rtnl, table, 0);
1466 if (r < 0)
1467 return r;
1468 r = dump_gateways(rtnl, hwdb, table, 0);
1469 if (r < 0)
1470 return r;
0070333f 1471
4abd866d 1472 (void) sd_network_get_dns(&dns);
98d5bef3
YW		 1473 r = dump_list(table, "DNS:", dns);
1474 if (r < 0)
1475 return r;
0070333f 1476
4abd866d 1477 (void) sd_network_get_search_domains(&search_domains);
98d5bef3
YW		 1478 r = dump_list(table, "Search Domains:", search_domains);
1479 if (r < 0)
1480 return r;
0070333f 1481
4abd866d 1482 (void) sd_network_get_route_domains(&route_domains);
98d5bef3
YW		 1483 r = dump_list(table, "Route Domains:", route_domains);
1484 if (r < 0)
1485 return r;
0070333f 1486
4abd866d 1487 (void) sd_network_get_ntp(&ntp);
98d5bef3
YW		 1488 r = dump_list(table, "NTP:", ntp);
1489 if (r < 0)
1490 return r;
0070333f 1491
98d5bef3 1492 return table_print(table, NULL);
0070333f
LP		 1493}
1494
266b5389 1495static int link_status(int argc, char *argv[], void *userdata) {
335dd8ba 1496 _cleanup_(sd_bus_flush_close_unrefp) sd_bus *bus = NULL;
4afd3348 1497 _cleanup_(sd_netlink_unrefp) sd_netlink *rtnl = NULL;
b147503e 1498 _cleanup_(sd_hwdb_unrefp) sd_hwdb *hwdb = NULL;
172353b1 1499 _cleanup_(link_info_array_freep) LinkInfo *links = NULL;
b147503e 1500 int r, c, i;
ee8c4568 1501
0221d68a 1502 (void) pager_open(arg_pager_flags);
0070333f 1503
335dd8ba
YW		 1504 r = sd_bus_open_system(&bus);
1505 if (r < 0)
1506 return log_error_errno(r, "Failed to connect system bus: %m");
1507
1c4baffc 1508 r = sd_netlink_open(&rtnl);
f647962d
MS		 1509 if (r < 0)
1510 return log_error_errno(r, "Failed to connect to netlink: %m");
f7d68aa8 1511
81fd1dd3
TG		 1512 r = sd_hwdb_new(&hwdb);
1513 if (r < 0)
1514 log_debug_errno(r, "Failed to open hardware database: %m");
69fb1176 1515
b147503e 1516 if (arg_all)
335dd8ba 1517 c = acquire_link_info(bus, rtnl, NULL, &links);
b147503e 1518 else if (argc <= 1)
0070333f 1519 return system_status(rtnl, hwdb);
b147503e 1520 else
335dd8ba 1521 c = acquire_link_info(bus, rtnl, argv + 1, &links);
b147503e
LP		 1522 if (c < 0)
1523 return c;
ee8c4568 1524
b147503e
LP		 1525 for (i = 0; i < c; i++) {
1526 if (i > 0)
1527 fputc('\n', stdout);
ee8c4568 1528
b147503e 1529 link_status_one(rtnl, hwdb, links + i);
ee8c4568
LP		 1530 }
1531
1532 return 0;
1533}
1534
34437b4f
LP		 1535static char *lldp_capabilities_to_string(uint16_t x) {
1536 static const char characters[] = {
1537 'o', 'p', 'b', 'w', 'r', 't', 'd', 'a', 'c', 's', 'm',
1538 };
1539 char *ret;
1540 unsigned i;
49699bac 1541
34437b4f
LP		 1542 ret = new(char, ELEMENTSOF(characters) + 1);
1543 if (!ret)
49699bac
SS		 1544 return NULL;
1545
34437b4f
LP		 1546 for (i = 0; i < ELEMENTSOF(characters); i++)
1547 ret[i] = (x & (1U << i)) ? characters[i] : '.';
49699bac 1548
34437b4f
LP		 1549 ret[i] = 0;
1550 return ret;
49699bac
SS		 1551}
1552
4c3160f1
ZJS		 1553static void lldp_capabilities_legend(uint16_t x) {
1554 unsigned w, i, cols = columns();
404d53a9 1555 static const char* const table[] = {
4c3160f1
ZJS		 1556 "o - Other",
1557 "p - Repeater",
1558 "b - Bridge",
1559 "w - WLAN Access Point",
1560 "r - Router",
1561 "t - Telephone",
1562 "d - DOCSIS cable device",
1563 "a - Station",
1564 "c - Customer VLAN",
1565 "s - Service VLAN",
1566 "m - Two-port MAC Relay (TPMR)",
1567 };
1568
1569 if (x == 0)
1570 return;
1571
1572 printf("\nCapability Flags:\n");
1573 for (w = 0, i = 0; i < ELEMENTSOF(table); i++)
1574 if (x & (1U << i) || arg_all) {
1575 bool newline;
1576
1577 newline = w + strlen(table[i]) + (w == 0 ? 0 : 2) > cols;
1578 if (newline)
1579 w = 0;
1580 w += printf("%s%s%s", newline ? "\n" : "", w == 0 ? "" : "; ", table[i]);
1581 }
1582 puts("");
1583}
1584
49699bac 1585static int link_lldp_status(int argc, char *argv[], void *userdata) {
b147503e 1586 _cleanup_(sd_netlink_unrefp) sd_netlink *rtnl = NULL;
172353b1 1587 _cleanup_(link_info_array_freep) LinkInfo *links = NULL;
658e9106 1588 _cleanup_(table_unrefp) Table *table = NULL;
b147503e 1589 int i, r, c, m = 0;
4c3160f1 1590 uint16_t all = 0;
658e9106 1591 TableCell *cell;
b147503e
LP		 1592
1593 r = sd_netlink_open(&rtnl);
1594 if (r < 0)
1595 return log_error_errno(r, "Failed to connect to netlink: %m");
49699bac 1596
335dd8ba 1597 c = acquire_link_info(NULL, rtnl, argc > 1 ? argv + 1 : NULL, &links);
49699bac 1598 if (c < 0)
7d367b45
LP		 1599 return c;
1600
0221d68a 1601 (void) pager_open(arg_pager_flags);
49699bac 1602
4252171a
ZJS		 1603 table = table_new("link",
1604 "chassis id",
1605 "system name",
1606 "caps",
1607 "port id",
1608 "port description");
658e9106
YW		 1609 if (!table)
1610 return -ENOMEM;
1611
1612 table_set_header(table, arg_legend);
1613
1614 assert_se(cell = table_get_cell(table, 0, 0));
1615 table_set_minimum_width(table, cell, 16);
1616
1617 assert_se(cell = table_get_cell(table, 0, 1));
1618 table_set_minimum_width(table, cell, 17);
1619
1620 assert_se(cell = table_get_cell(table, 0, 2));
1621 table_set_minimum_width(table, cell, 16);
1622
1623 assert_se(cell = table_get_cell(table, 0, 3));
1624 table_set_minimum_width(table, cell, 11);
1625
1626 assert_se(cell = table_get_cell(table, 0, 4));
1627 table_set_minimum_width(table, cell, 17);
1628
1629 assert_se(cell = table_get_cell(table, 0, 5));
1630 table_set_minimum_width(table, cell, 16);
49699bac 1631
b147503e 1632 for (i = 0; i < c; i++) {
34437b4f 1633 _cleanup_fclose_ FILE *f = NULL;
49699bac 1634
837f57da
LP		 1635 r = open_lldp_neighbors(links[i].ifindex, &f);
1636 if (r == -ENOENT)
1637 continue;
1638 if (r < 0) {
1639 log_warning_errno(r, "Failed to open LLDP data for %i, ignoring: %m", links[i].ifindex);
34437b4f
LP		 1640 continue;
1641 }
49699bac 1642
34437b4f 1643 for (;;) {
e2835111
YW		 1644 _cleanup_free_ char *cid = NULL, *pid = NULL, *sname = NULL, *pdesc = NULL, *capabilities = NULL;
1645 const char *chassis_id = NULL, *port_id = NULL, *system_name = NULL, *port_description = NULL;
34437b4f 1646 _cleanup_(sd_lldp_neighbor_unrefp) sd_lldp_neighbor *n = NULL;
34437b4f 1647 uint16_t cc;
49699bac 1648
837f57da 1649 r = next_lldp_neighbor(f, &n);
34437b4f 1650 if (r < 0) {
837f57da 1651 log_warning_errno(r, "Failed to read neighbor data: %m");
34437b4f 1652 break;
49699bac 1653 }
837f57da
LP		 1654 if (r == 0)
1655 break;
34437b4f
LP		 1656
1657 (void) sd_lldp_neighbor_get_chassis_id_as_string(n, &chassis_id);
1658 (void) sd_lldp_neighbor_get_port_id_as_string(n, &port_id);
1659 (void) sd_lldp_neighbor_get_system_name(n, &system_name);
1660 (void) sd_lldp_neighbor_get_port_description(n, &port_description);
1661
d08191a2
LP		 1662 if (chassis_id) {
1663 cid = ellipsize(chassis_id, 17, 100);
1664 if (cid)
1665 chassis_id = cid;
1666 }
1667
1668 if (port_id) {
1669 pid = ellipsize(port_id, 17, 100);
1670 if (pid)
1671 port_id = pid;
1672 }
1673
1674 if (system_name) {
1675 sname = ellipsize(system_name, 16, 100);
1676 if (sname)
1677 system_name = sname;
1678 }
1679
1680 if (port_description) {
1681 pdesc = ellipsize(port_description, 16, 100);
1682 if (pdesc)
1683 port_description = pdesc;
1684 }
1685
4c3160f1 1686 if (sd_lldp_neighbor_get_enabled_capabilities(n, &cc) >= 0) {
34437b4f 1687 capabilities = lldp_capabilities_to_string(cc);
4c3160f1
ZJS		 1688 all |= cc;
1689 }
34437b4f 1690
658e9106
YW		 1691 r = table_add_many(table,
1692 TABLE_STRING, links[i].name,
1693 TABLE_STRING, strna(chassis_id),
1694 TABLE_STRING, strna(system_name),
1695 TABLE_STRING, strna(capabilities),
1696 TABLE_STRING, strna(port_id),
1697 TABLE_STRING, strna(port_description));
1698 if (r < 0)
1699 return r;
b147503e
LP		 1700
1701 m++;
49699bac
SS		 1702 }
1703 }
1704
658e9106
YW		 1705 r = table_print(table, NULL);
1706 if (r < 0)
1707 return r;
1708
4c3160f1
ZJS		 1709 if (arg_legend) {
1710 lldp_capabilities_legend(all);
1711 printf("\n%i neighbors listed.\n", m);
1712 }
49699bac
SS		 1713
1714 return 0;
1715}
1716
9cd8c766
SS		 1717static int link_delete_send_message(sd_netlink *rtnl, int index) {
1718 _cleanup_(sd_netlink_message_unrefp) sd_netlink_message *req = NULL;
1719 int r;
1720
1721 assert(rtnl);
1722
1723 r = sd_rtnl_message_new_link(rtnl, &req, RTM_DELLINK, index);
1724 if (r < 0)
1725 return rtnl_log_create_error(r);
1726
1727 r = sd_netlink_call(rtnl, req, 0, NULL);
1728 if (r < 0)
1729 return r;
1730
1731 return 0;
1732}
1733
1734static int link_delete(int argc, char *argv[], void *userdata) {
1735 _cleanup_(sd_netlink_unrefp) sd_netlink *rtnl = NULL;
1736 _cleanup_set_free_ Set *indexes = NULL;
9cd8c766
SS		 1737 int index, r, i;
1738 Iterator j;
38b9af61 1739 void *p;
9cd8c766
SS		 1740
1741 r = sd_netlink_open(&rtnl);
1742 if (r < 0)
1743 return log_error_errno(r, "Failed to connect to netlink: %m");
1744
1745 indexes = set_new(NULL);
1746 if (!indexes)
1747 return log_oom();
1748
1749 for (i = 1; i < argc; i++) {
4bddccc6
YW		 1750 r = parse_ifindex_or_ifname(argv[i], &index);
1751 if (r < 0)
1752 return log_error_errno(r, "Failed to resolve interface %s", argv[i]);
9cd8c766
SS		 1753
1754 r = set_put(indexes, INT_TO_PTR(index));
1755 if (r < 0)
1756 return log_oom();
1757 }
1758
38b9af61 1759 SET_FOREACH(p, indexes, j) {
d56d6cb8
YW		 1760 index = PTR_TO_INT(p);
1761 r = link_delete_send_message(rtnl, index);
9cd8c766 1762 if (r < 0) {
518a66ec
YW		 1763 char ifname[IF_NAMESIZE + 1];
1764
e4857ee2
YW		 1765 return log_error_errno(r, "Failed to delete interface %s: %m",
1766 format_ifname_full(index, ifname, FORMAT_IFNAME_IFINDEX));
9cd8c766
SS		 1767 }
1768 }
1769
1770 return r;
1771}
1772
308e7dfd
YW		 1773static int link_renew_one(sd_bus *bus, int index, const char *name) {
1774 _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
1775 int r;
1776
1777 r = sd_bus_call_method(
1778 bus,
1779 "org.freedesktop.network1",
1780 "/org/freedesktop/network1",
1781 "org.freedesktop.network1.Manager",
1782 "RenewLink",
1783 &error,
1784 NULL,
1785 "i", index);
1786 if (r < 0)
1787 return log_error_errno(r, "Failed to renew dynamic configuration of interface %s: %s",
1788 name, bus_error_message(&error, r));
1789
1790 return 0;
1791}
1792
1793static int link_renew(int argc, char *argv[], void *userdata) {
1794 _cleanup_(sd_bus_flush_close_unrefp) sd_bus *bus = NULL;
1795 int index, i, k = 0, r;
1796
1797 r = sd_bus_open_system(&bus);
1798 if (r < 0)
1799 return log_error_errno(r, "Failed to connect system bus: %m");
1800
1801 for (i = 1; i < argc; i++) {
1802 r = parse_ifindex_or_ifname(argv[i], &index);
1803 if (r < 0)
1804 return log_error_errno(r, "Failed to resolve interface %s", argv[i]);
1805
1806 r = link_renew_one(bus, index, argv[i]);
1807 if (r < 0 && k >= 0)
1808 k = r;
1809 }
1810
1811 return k;
1812}
1813
a227674c
YW		 1814static int verb_reload(int argc, char *argv[], void *userdata) {
1815 _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
1816 _cleanup_(sd_bus_flush_close_unrefp) sd_bus *bus = NULL;
1817 int r;
1818
1819 r = sd_bus_open_system(&bus);
1820 if (r < 0)
1821 return log_error_errno(r, "Failed to connect system bus: %m");
1822
1823 r = sd_bus_call_method(
1824 bus,
1825 "org.freedesktop.network1",
1826 "/org/freedesktop/network1",
1827 "org.freedesktop.network1.Manager",
1828 "Reload",
1829 &error, NULL, NULL);
1830 if (r < 0)
1831 return log_error_errno(r, "Failed to reload network settings: %m");
1832
1833 return 0;
1834}
1835
8dc85c5e
YW		 1836static int verb_reconfigure(int argc, char *argv[], void *userdata) {
1837 _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
1838 _cleanup_(sd_bus_flush_close_unrefp) sd_bus *bus = NULL;
1839 _cleanup_set_free_ Set *indexes = NULL;
1840 int index, i, r;
1841 Iterator j;
1842 void *p;
1843
1844 r = sd_bus_open_system(&bus);
1845 if (r < 0)
1846 return log_error_errno(r, "Failed to connect system bus: %m");
1847
1848 indexes = set_new(NULL);
1849 if (!indexes)
1850 return log_oom();
1851
1852 for (i = 1; i < argc; i++) {
1853 r = parse_ifindex_or_ifname(argv[i], &index);
1854 if (r < 0)
1855 return log_error_errno(r, "Failed to resolve interface %s", argv[i]);
1856
1857 r = set_put(indexes, INT_TO_PTR(index));
1858 if (r < 0)
1859 return log_oom();
1860 }
1861
1862 SET_FOREACH(p, indexes, j) {
1863 index = PTR_TO_INT(p);
1864 r = sd_bus_call_method(
1865 bus,
1866 "org.freedesktop.network1",
1867 "/org/freedesktop/network1",
1868 "org.freedesktop.network1.Manager",
1869 "ReconfigureLink",
1870 &error, NULL, "i", index);
1871 if (r < 0) {
1872 char ifname[IF_NAMESIZE + 1];
1873
1874 return log_error_errno(r, "Failed to reconfigure network interface %s: %m", format_ifname_full(index, ifname, FORMAT_IFNAME_IFINDEX));
1875 }
1876 }
1877
1878 return 0;
1879}
1880
37ec0fdd
LP		 1881static int help(void) {
1882 _cleanup_free_ char *link = NULL;
1883 int r;
1884
1885 r = terminal_urlify_man("networkctl", "1", &link);
1886 if (r < 0)
1887 return log_oom();
1888
353b2baa
LP		 1889 printf("%s [OPTIONS...] COMMAND\n\n"
1890 "%sQuery and control the networking subsystem.%s\n"
a459b24f 1891 "\nCommands:\n"
8dc85c5e
YW		 1892 " list [PATTERN...] List links\n"
1893 " status [PATTERN...] Show link status\n"
1894 " lldp [PATTERN...] Show LLDP neighbors\n"
1895 " label Show current address label entries in the kernel\n"
1896 " delete DEVICES... Delete virtual netdevs\n"
1897 " renew DEVICES... Renew dynamic configurations\n"
1898 " reconfigure DEVICES... Reconfigure interfaces\n"
1899 " reload Reload .network and .netdev files\n"
353b2baa 1900 "\nOptions:\n"
8dc85c5e
YW		 1901 " -h --help Show this help\n"
1902 " --version Show package version\n"
1903 " --no-pager Do not pipe output into a pager\n"
1904 " --no-legend Do not show the headers and footers\n"
1905 " -a --all Show status for all links\n"
1906 " -s --stats Show detailed link statics\n"
37ec0fdd
LP		 1907 "\nSee the %s for details.\n"
1908 , program_invocation_short_name
353b2baa 1909 , ansi_highlight()
ce2529b4 1910 , ansi_normal()
37ec0fdd
LP		 1911 , link
1912 );
1913
1914 return 0;
ee8c4568
LP		 1915}
1916
1917static int parse_argv(int argc, char *argv[]) {
1918
1919 enum {
1920 ARG_VERSION = 0x100,
1921 ARG_NO_PAGER,
1922 ARG_NO_LEGEND,
1923 };
1924
1925 static const struct option options[] = {
1926 { "help", no_argument, NULL, 'h' },
1927 { "version", no_argument, NULL, ARG_VERSION },
1928 { "no-pager", no_argument, NULL, ARG_NO_PAGER },
1929 { "no-legend", no_argument, NULL, ARG_NO_LEGEND },
9085f64a 1930 { "all", no_argument, NULL, 'a' },
a459b24f 1931 { "stats", no_argument, NULL, 's' },
ee8c4568
LP		 1932 {}
1933 };
1934
1935 int c;
1936
1937 assert(argc >= 0);
1938 assert(argv);
1939
a459b24f 1940 while ((c = getopt_long(argc, argv, "has", options, NULL)) >= 0) {
ee8c4568
LP		 1941
1942 switch (c) {
1943
1944 case 'h':
37ec0fdd 1945 return help();
ee8c4568
LP		 1946
1947 case ARG_VERSION:
3f6fd1ba 1948 return version();
ee8c4568
LP		 1949
1950 case ARG_NO_PAGER:
0221d68a 1951 arg_pager_flags |= PAGER_DISABLE;
ee8c4568
LP		 1952 break;
1953
1954 case ARG_NO_LEGEND:
1955 arg_legend = false;
1956 break;
1957
9085f64a
LP		 1958 case 'a':
1959 arg_all = true;
1960 break;
1961
a459b24f
YW		 1962 case 's':
1963 arg_stats = true;
1964 break;
1965
ee8c4568
LP		 1966 case '?':
1967 return -EINVAL;
1968
1969 default:
1970 assert_not_reached("Unhandled option");
1971 }
1972 }
1973
1974 return 1;
1975}
1976
1977static int networkctl_main(int argc, char *argv[]) {
15c3626e 1978 static const Verb verbs[] = {
8dc85c5e
YW		 1979 { "list", VERB_ANY, VERB_ANY, VERB_DEFAULT, list_links },
1980 { "status", VERB_ANY, VERB_ANY, 0, link_status },
1981 { "lldp", VERB_ANY, VERB_ANY, 0, link_lldp_status },
1982 { "label", VERB_ANY, VERB_ANY, 0, list_address_labels },
1983 { "delete", 2, VERB_ANY, 0, link_delete },
1984 { "renew", 2, VERB_ANY, 0, link_renew },
1985 { "reconfigure", 2, VERB_ANY, 0, verb_reconfigure },
1986 { "reload", 1, 1, 0, verb_reload },
266b5389 1987 {}
ee8c4568
LP		 1988 };
1989
266b5389 1990 return dispatch_verb(argc, argv, verbs, NULL);
ee8c4568
LP		 1991}
1992
58fb3678
LP		 1993static void warn_networkd_missing(void) {
1994
1995 if (access("/run/systemd/netif/state", F_OK) >= 0)
1996 return;
1997
1998 fprintf(stderr, "WARNING: systemd-networkd is not running, output will be incomplete.\n\n");
1999}
2000
4e2ca442 2001static int run(int argc, char* argv[]) {
ee8c4568
LP		 2002 int r;
2003
1a043959 2004 log_show_color(true);
ee8c4568
LP		 2005 log_parse_environment();
2006 log_open();
2007
2008 r = parse_argv(argc, argv);
2009 if (r <= 0)
4e2ca442 2010 return r;
ee8c4568 2011
58fb3678
LP		 2012 warn_networkd_missing();
2013
4e2ca442 2014 return networkctl_main(argc, argv);
ee8c4568 2015}
4e2ca442
ZJS		 2016
2017DEFINE_MAIN_FUNCTION(run);
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