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varlink: drop "ret_flags" parameter from varlink_call()
[thirdparty/systemd.git] / src / network / networkctl.c
CommitLineData
db9ecf05 1/* SPDX-License-Identifier: LGPL-2.1-or-later */
ee8c4568 2
3d0c8750 3#include <arpa/inet.h>
ee8c4568 4#include <getopt.h>
d37b7627 5#include <linux/if_addrlabel.h>
1693a943 6#include <net/if.h>
3f6fd1ba 7#include <stdbool.h>
ca78ad1d
ZJS		 8#include <sys/stat.h>
9#include <sys/types.h>
10#include <unistd.h>
12ef8fb6 11#include <linux/if_bridge.h>
dca35224 12#include <linux/if_tunnel.h>
ee8c4568 13
335dd8ba 14#include "sd-bus.h"
914d6c09 15#include "sd-device.h"
d9ce1c24 16#include "sd-dhcp-client.h"
3f6fd1ba 17#include "sd-hwdb.h"
3a2ee855 18#include "sd-lldp-rx.h"
3f6fd1ba
LP		 19#include "sd-netlink.h"
20#include "sd-network.h"
ee8c4568 21
b5efdb8a 22#include "alloc-util.h"
b55818fd 23#include "bond-util.h"
9b71e4ab 24#include "bridge-util.h"
d6b4d1c7 25#include "build.h"
335dd8ba
YW		 26#include "bus-common-errors.h"
27#include "bus-error.h"
9b71e4ab 28#include "bus-locator.h"
914d6c09 29#include "device-util.h"
8d07de25 30#include "escape.h"
3f6fd1ba 31#include "ether-addr-util.h"
c967d2c7 32#include "ethtool-util.h"
34437b4f 33#include "fd-util.h"
ff7c88a2 34#include "format-table.h"
518a66ec 35#include "format-util.h"
8fff78a1 36#include "fs-util.h"
e7b38d7d 37#include "geneve-util.h"
0ef84b80 38#include "glob-util.h"
81fd1dd3 39#include "hwdb-util.h"
851ef1ed 40#include "ipvlan-util.h"
ee8c4568 41#include "local-addresses.h"
8752c575 42#include "locale-util.h"
10c71c36 43#include "logs-show.h"
d37b7627 44#include "macro.h"
cf217a09 45#include "macvlan-util.h"
4e2ca442 46#include "main-func.h"
b5cc5591 47#include "netif-util.h"
3f6fd1ba 48#include "netlink-util.h"
ef62949a 49#include "network-internal.h"
1929ed0e 50#include "network-util.h"
15fde154
MY		 51#include "networkctl.h"
52#include "networkctl-config-file.h"
3f6fd1ba 53#include "pager.h"
bfc2b05e 54#include "parse-argument.h"
6bedfcbb 55#include "parse-util.h"
96bab8fd
MY		 56#include "path-lookup.h"
57#include "path-util.h"
294bf0c3 58#include "pretty-print.h"
9cd8c766 59#include "set.h"
955fc5d8 60#include "sigbus.h"
d308bb99 61#include "socket-netlink.h"
db73295a 62#include "socket-util.h"
760877e9 63#include "sort-util.h"
34437b4f 64#include "sparse-endian.h"
d054f0a4 65#include "stdio-util.h"
8b43440b 66#include "string-table.h"
8752c575 67#include "string-util.h"
3f6fd1ba 68#include "strv.h"
2388b2f4 69#include "strxcpyx.h"
288a74cc 70#include "terminal-util.h"
3cc7a9fd 71#include "udev-util.h"
10c71c36 72#include "unit-def.h"
4591eccf 73#include "varlink.h"
3f6fd1ba 74#include "verbs.h"
8d07de25 75#include "wifi-util.h"
ee8c4568 76
c82d1bf2
SS		 77/* Kernel defines MODULE_NAME_LEN as 64 - sizeof(unsigned long). So, 64 is enough. */
78#define NETDEV_KIND_MAX 64
79
8d07de25
ZJS		 80/* use 128 kB for receive socket kernel queue, we shouldn't need more here */
81#define RCVBUF_SIZE (128*1024)
82
15fde154
MY		 83PagerFlags arg_pager_flags = 0;
84bool arg_legend = true;
85bool arg_no_reload = false;
86bool arg_all = false;
87bool arg_stats = false;
88bool arg_full = false;
89bool arg_runtime = false;
90unsigned arg_lines = 10;
91char *arg_drop_in = NULL;
92JsonFormatFlags arg_json_format_flags = JSON_FORMAT_OFF;
bfc2b05e 93
96bab8fd
MY		 94STATIC_DESTRUCTOR_REGISTER(arg_drop_in, freep);
95
4591eccf 96static int check_netns_match(void) {
445f0d8b
MY		 97 struct stat st;
98 uint64_t id;
4591eccf
ML		 99 JsonVariant *reply = NULL;
100 _cleanup_(varlink_unrefp) Varlink *vl = NULL;
445f0d8b
MY		 101 int r;
102
4591eccf
ML		 103 r = varlink_connect_address(&vl, "/run/systemd/netif/io.systemd.Network");
104 if (r < 0)
105 return log_error_errno(r, "Failed to connect to network service /run/systemd/netif/io.systemd.Network: %m");
106
0444391d 107 r = varlink_call(vl, "io.systemd.Network.GetNamespaceId", /* parameters= */ NULL, &reply, /* ret_error_id= */ NULL);
4591eccf
ML		 108 if (r < 0)
109 return log_error_errno(r, "Failed to issue GetNamespaceId() varlink call: %m");
110
111 static const JsonDispatch dispatch_table[] = {
112 { "NamespaceId", JSON_VARIANT_UNSIGNED, json_dispatch_uint64, 0, JSON_MANDATORY },
113 {},
114 };
115
f0e4244b 116 r = json_dispatch(reply, dispatch_table, JSON_LOG|JSON_ALLOW_EXTENSIONS, &id);
4591eccf
ML		 117 if (r < 0)
118 return r;
43449ca3 119
445f0d8b
MY		 120 if (id == 0) {
121 log_debug("systemd-networkd.service not running in a network namespace (?), skipping netns check.");
122 return 0;
123 }
124
125 if (stat("/proc/self/ns/net", &st) < 0)
126 return log_error_errno(errno, "Failed to determine our own network namespace ID: %m");
127
128 if (id != st.st_ino)
129 return log_error_errno(SYNTHETIC_ERRNO(EREMOTE),
130 "networkctl must be invoked in same network namespace as systemd-networkd.service.");
131
132 return 0;
133}
134
15fde154 135bool networkd_is_running(void) {
96bab8fd
MY		 136 static int cached = -1;
137 int r;
138
139 if (cached < 0) {
140 r = access("/run/systemd/netif/state", F_OK);
141 if (r < 0) {
142 if (errno != ENOENT)
143 log_debug_errno(errno,
144 "Failed to determine whether networkd is running, assuming it's not: %m");
145
146 cached = false;
147 } else
148 cached = true;
149 }
150
151 return cached;
445f0d8b
MY		 152}
153
15fde154 154int acquire_bus(sd_bus **ret) {
445f0d8b
MY		 155 _cleanup_(sd_bus_flush_close_unrefp) sd_bus *bus = NULL;
156 int r;
157
158 assert(ret);
159
160 r = sd_bus_open_system(&bus);
161 if (r < 0)
8dfc3bf5 162 return log_error_errno(r, "Failed to connect to system bus: %m");
445f0d8b 163
6c693007 164 if (networkd_is_running()) {
4591eccf 165 r = check_netns_match();
6c693007
MY		 166 if (r < 0)
167 return r;
168 } else
169 log_warning("systemd-networkd is not running, output might be incomplete.");
445f0d8b
MY		 170
171 *ret = TAKE_PTR(bus);
172 return 0;
173}
174
d821e40c 175static int get_description(sd_bus *bus, JsonVariant **ret) {
bfc2b05e
YW		 176 _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
177 _cleanup_(sd_bus_message_unrefp) sd_bus_message *reply = NULL;
61c84edf 178 const char *text;
bfc2b05e
YW		 179 int r;
180
43449ca3
MY		 181 assert(bus);
182 assert(ret);
183
bfc2b05e
YW		 184 r = bus_call_method(bus, bus_network_mgr, "Describe", &error, &reply, NULL);
185 if (r < 0)
186 return log_error_errno(r, "Failed to get description: %s", bus_error_message(&error, r));
187
188 r = sd_bus_message_read(reply, "s", &text);
189 if (r < 0)
190 return bus_log_parse_error(r);
191
192 r = json_parse(text, 0, ret, NULL, NULL);
193 if (r < 0)
194 return log_error_errno(r, "Failed to parse JSON: %m");
195
196 return 0;
197}
198
d821e40c 199static int dump_manager_description(sd_bus *bus) {
bfc2b05e
YW		 200 _cleanup_(json_variant_unrefp) JsonVariant *v = NULL;
201 int r;
202
43449ca3
MY		 203 assert(bus);
204
d821e40c 205 r = get_description(bus, &v);
bfc2b05e
YW		 206 if (r < 0)
207 return r;
208
209 json_variant_dump(v, arg_json_format_flags, NULL, NULL);
210 return 0;
211}
212
43449ca3 213static int dump_link_description(sd_bus *bus, char * const *patterns) {
bfc2b05e
YW		 214 _cleanup_(json_variant_unrefp) JsonVariant *v = NULL;
215 _cleanup_free_ bool *matched_patterns = NULL;
216 JsonVariant *i;
217 size_t c = 0;
218 int r;
219
43449ca3
MY		 220 assert(bus);
221 assert(patterns);
222
d821e40c 223 r = get_description(bus, &v);
bfc2b05e
YW		 224 if (r < 0)
225 return r;
226
227 matched_patterns = new0(bool, strv_length(patterns));
228 if (!matched_patterns)
229 return log_oom();
230
231 JSON_VARIANT_ARRAY_FOREACH(i, json_variant_by_key(v, "Interfaces")) {
718ca772 232 char ifindex_str[DECIMAL_STR_MAX(int64_t)];
bfc2b05e 233 const char *name;
718ca772 234 int64_t index;
bfc2b05e
YW		 235 size_t pos;
236
237 name = json_variant_string(json_variant_by_key(i, "Name"));
238 index = json_variant_integer(json_variant_by_key(i, "Index"));
c0f86d66 239 xsprintf(ifindex_str, "%" PRIi64, index);
bfc2b05e
YW		 240
241 if (!strv_fnmatch_full(patterns, ifindex_str, 0, &pos) &&
242 !strv_fnmatch_full(patterns, name, 0, &pos)) {
243 bool match = false;
244 JsonVariant *a;
245
246 JSON_VARIANT_ARRAY_FOREACH(a, json_variant_by_key(i, "AlternativeNames"))
247 if (strv_fnmatch_full(patterns, json_variant_string(a), 0, &pos)) {
248 match = true;
249 break;
250 }
251
252 if (!match)
253 continue;
254 }
255
256 matched_patterns[pos] = true;
257 json_variant_dump(i, arg_json_format_flags, NULL, NULL);
258 c++;
259 }
260
261 /* Look if we matched all our arguments that are not globs. It is OK for a glob to match
262 * nothing, but not for an exact argument. */
263 for (size_t pos = 0; pos < strv_length(patterns); pos++) {
264 if (matched_patterns[pos])
265 continue;
266
267 if (string_is_glob(patterns[pos]))
268 log_debug("Pattern \"%s\" doesn't match any interface, ignoring.",
269 patterns[pos]);
270 else
271 return log_error_errno(SYNTHETIC_ERRNO(ENODEV),
272 "Interface \"%s\" not found.", patterns[pos]);
273 }
274
275 if (c == 0)
276 log_warning("No interfaces matched.");
277
278 return 0;
279}
ee8c4568 280
43449ca3
MY		 281static void operational_state_to_color(
282 const char *name,
283 const char *state,
284 const char **on,
285 const char **off) {
286
ceb366df
ZJS		 287 if (STRPTR_IN_SET(state, "routable", "enslaved") ||
288 (streq_ptr(name, "lo") && streq_ptr(state, "carrier"))) {
37da8bca
YW		 289 if (on)
290 *on = ansi_highlight_green();
291 if (off)
292 *off = ansi_normal();
7e5a080a 293 } else if (streq_ptr(state, "degraded")) {
37da8bca
YW		 294 if (on)
295 *on = ansi_highlight_yellow();
296 if (off)
297 *off = ansi_normal();
298 } else {
299 if (on)
300 *on = "";
301 if (off)
302 *off = "";
303 }
7e5a080a
LP		 304}
305
306static void setup_state_to_color(const char *state, const char **on, const char **off) {
7e5a080a 307 if (streq_ptr(state, "configured")) {
37da8bca
YW		 308 if (on)
309 *on = ansi_highlight_green();
310 if (off)
311 *off = ansi_normal();
7e5a080a 312 } else if (streq_ptr(state, "configuring")) {
37da8bca
YW		 313 if (on)
314 *on = ansi_highlight_yellow();
315 if (off)
316 *off = ansi_normal();
1cf03a4f 317 } else if (STRPTR_IN_SET(state, "failed", "linger")) {
37da8bca
YW		 318 if (on)
319 *on = ansi_highlight_red();
320 if (off)
321 *off = ansi_normal();
322 } else {
323 if (on)
324 *on = "";
325 if (off)
326 *off = "";
327 }
7e5a080a
LP		 328}
329
4a481ec4
AŠ		 330static void online_state_to_color(const char *state, const char **on, const char **off) {
331 if (streq_ptr(state, "online")) {
332 if (on)
333 *on = ansi_highlight_green();
334 if (off)
335 *off = ansi_normal();
336 } else if (streq_ptr(state, "partial")) {
337 if (on)
338 *on = ansi_highlight_yellow();
339 if (off)
340 *off = ansi_normal();
341 } else {
342 if (on)
343 *on = "";
344 if (off)
345 *off = "";
346 }
347}
348
b24281aa
SS		 349typedef struct VxLanInfo {
350 uint32_t vni;
351 uint32_t link;
352
353 int local_family;
354 int group_family;
355
356 union in_addr_union local;
357 union in_addr_union group;
358
359 uint16_t dest_port;
360
22ae6c7d
SS		 361 uint8_t proxy;
362 uint8_t learning;
22ae6c7d
SS		 363 uint8_t rsc;
364 uint8_t l2miss;
365 uint8_t l3miss;
366 uint8_t tos;
367 uint8_t ttl;
b24281aa
SS		 368} VxLanInfo;
369
6d0c65ff 370typedef struct LinkInfo {
e997c4b0 371 char name[IFNAMSIZ+1];
430f07f4 372 char *netdev_kind;
172353b1 373 sd_device *sd_device;
6d0c65ff 374 int ifindex;
1c4a6088 375 unsigned short iftype;
ca2b7cd8 376 struct hw_addr_data hw_address;
ed9fa69f 377 struct hw_addr_data permanent_hw_address;
6cfef1b3 378 uint32_t master;
b147503e 379 uint32_t mtu;
2c73f59b
SS		 380 uint32_t min_mtu;
381 uint32_t max_mtu;
0307afc6
SS		 382 uint32_t tx_queues;
383 uint32_t rx_queues;
d69b62de 384 uint8_t addr_gen_mode;
e810df37 385 char *qdisc;
511070ee 386 char **alternative_names;
b147503e 387
a459b24f
YW		 388 union {
389 struct rtnl_link_stats64 stats64;
390 struct rtnl_link_stats stats;
391 };
392
42a63431
YW		 393 uint64_t tx_bitrate;
394 uint64_t rx_bitrate;
335dd8ba 395
c82d1bf2
SS		 396 /* bridge info */
397 uint32_t forward_delay;
398 uint32_t hello_time;
399 uint32_t max_age;
400 uint32_t ageing_time;
401 uint32_t stp_state;
12ef8fb6 402 uint32_t cost;
c82d1bf2
SS		 403 uint16_t priority;
404 uint8_t mcast_igmp_version;
12ef8fb6 405 uint8_t port_state;
c82d1bf2 406
b24281aa
SS		 407 /* vxlan info */
408 VxLanInfo vxlan_info;
409
2b2a1ae6
SS		 410 /* vlan info */
411 uint16_t vlan_id;
412
dca35224 413 /* tunnel info */
4e1a1991
SS		 414 uint8_t ttl;
415 uint8_t tos;
e7b38d7d
SS		 416 uint8_t inherit;
417 uint8_t df;
418 uint8_t csum;
419 uint8_t csum6_tx;
420 uint8_t csum6_rx;
4e1a1991
SS		 421 uint16_t tunnel_port;
422 uint32_t vni;
e7b38d7d 423 uint32_t label;
dca35224
SS		 424 union in_addr_union local;
425 union in_addr_union remote;
426
b1d6fe70
SS		 427 /* bonding info */
428 uint8_t mode;
429 uint32_t miimon;
430 uint32_t updelay;
431 uint32_t downdelay;
432
cf217a09
SS		 433 /* macvlan and macvtap info */
434 uint32_t macvlan_mode;
435
851ef1ed
SS		 436 /* ipvlan info */
437 uint16_t ipvlan_mode;
438 uint16_t ipvlan_flags;
439
c967d2c7
YW		 440 /* ethtool info */
441 int autonegotiation;
50299121 442 uint64_t speed;
c967d2c7
YW		 443 Duplex duplex;
444 NetDevPort port;
445
8d07de25 446 /* wlan info */
78404d22 447 enum nl80211_iftype wlan_iftype;
8d07de25
ZJS		 448 char *ssid;
449 struct ether_addr bssid;
450
57ae8cd8 451 bool has_hw_address:1;
ed9fa69f 452 bool has_permanent_hw_address:1;
0307afc6
SS		 453 bool has_tx_queues:1;
454 bool has_rx_queues:1;
a459b24f
YW		 455 bool has_stats64:1;
456 bool has_stats:1;
335dd8ba 457 bool has_bitrates:1;
c967d2c7 458 bool has_ethtool_link_info:1;
8d07de25 459 bool has_wlan_link_info:1;
4e1a1991 460 bool has_tunnel_ipv4:1;
d69b62de 461 bool has_ipv6_address_generation_mode:1;
172353b1
ZJS		 462
463 bool needs_freeing:1;
6d0c65ff
LP		 464} LinkInfo;
465
93bab288
YW		 466static int link_info_compare(const LinkInfo *a, const LinkInfo *b) {
467 return CMP(a->ifindex, b->ifindex);
6d0c65ff
LP		 468}
469
75db809a 470static LinkInfo* link_info_array_free(LinkInfo *array) {
172353b1
ZJS		 471 for (unsigned i = 0; array && array[i].needs_freeing; i++) {
472 sd_device_unref(array[i].sd_device);
430f07f4 473 free(array[i].netdev_kind);
8d07de25 474 free(array[i].ssid);
e810df37 475 free(array[i].qdisc);
511070ee 476 strv_free(array[i].alternative_names);
172353b1
ZJS		 477 }
478
479 return mfree(array);
480}
481DEFINE_TRIVIAL_CLEANUP_FUNC(LinkInfo*, link_info_array_free);
482
c82d1bf2 483static int decode_netdev(sd_netlink_message *m, LinkInfo *info) {
c82d1bf2
SS		 484 int r;
485
486 assert(m);
487 assert(info);
488
489 r = sd_netlink_message_enter_container(m, IFLA_LINKINFO);
490 if (r < 0)
491 return r;
492
430f07f4
YW		 493 r = sd_netlink_message_read_string_strdup(m, IFLA_INFO_KIND, &info->netdev_kind);
494 if (r < 0) {
495 (void) sd_netlink_message_exit_container(m);
c82d1bf2 496 return r;
430f07f4 497 }
c82d1bf2
SS		 498
499 r = sd_netlink_message_enter_container(m, IFLA_INFO_DATA);
500 if (r < 0)
501 return r;
502
430f07f4 503 if (streq(info->netdev_kind, "bridge")) {
c82d1bf2
SS		 504 (void) sd_netlink_message_read_u32(m, IFLA_BR_FORWARD_DELAY, &info->forward_delay);
505 (void) sd_netlink_message_read_u32(m, IFLA_BR_HELLO_TIME, &info->hello_time);
506 (void) sd_netlink_message_read_u32(m, IFLA_BR_MAX_AGE, &info->max_age);
507 (void) sd_netlink_message_read_u32(m, IFLA_BR_AGEING_TIME, &info->ageing_time);
508 (void) sd_netlink_message_read_u32(m, IFLA_BR_STP_STATE, &info->stp_state);
12ef8fb6 509 (void) sd_netlink_message_read_u32(m, IFLA_BRPORT_COST, &info->cost);
c82d1bf2
SS		 510 (void) sd_netlink_message_read_u16(m, IFLA_BR_PRIORITY, &info->priority);
511 (void) sd_netlink_message_read_u8(m, IFLA_BR_MCAST_IGMP_VERSION, &info->mcast_igmp_version);
12ef8fb6 512 (void) sd_netlink_message_read_u8(m, IFLA_BRPORT_STATE, &info->port_state);
430f07f4 513 } if (streq(info->netdev_kind, "bond")) {
b1d6fe70
SS		 514 (void) sd_netlink_message_read_u8(m, IFLA_BOND_MODE, &info->mode);
515 (void) sd_netlink_message_read_u32(m, IFLA_BOND_MIIMON, &info->miimon);
516 (void) sd_netlink_message_read_u32(m, IFLA_BOND_DOWNDELAY, &info->downdelay);
517 (void) sd_netlink_message_read_u32(m, IFLA_BOND_UPDELAY, &info->updelay);
430f07f4 518 } else if (streq(info->netdev_kind, "vxlan")) {
b24281aa
SS		 519 (void) sd_netlink_message_read_u32(m, IFLA_VXLAN_ID, &info->vxlan_info.vni);
520
521 r = sd_netlink_message_read_in_addr(m, IFLA_VXLAN_GROUP, &info->vxlan_info.group.in);
522 if (r >= 0)
523 info->vxlan_info.group_family = AF_INET;
524 else {
525 r = sd_netlink_message_read_in6_addr(m, IFLA_VXLAN_GROUP6, &info->vxlan_info.group.in6);
526 if (r >= 0)
527 info->vxlan_info.group_family = AF_INET6;
528 }
529
530 r = sd_netlink_message_read_in_addr(m, IFLA_VXLAN_LOCAL, &info->vxlan_info.local.in);
531 if (r >= 0)
532 info->vxlan_info.local_family = AF_INET;
533 else {
534 r = sd_netlink_message_read_in6_addr(m, IFLA_VXLAN_LOCAL6, &info->vxlan_info.local.in6);
535 if (r >= 0)
536 info->vxlan_info.local_family = AF_INET6;
537 }
538
539 (void) sd_netlink_message_read_u32(m, IFLA_VXLAN_LINK, &info->vxlan_info.link);
540 (void) sd_netlink_message_read_u16(m, IFLA_VXLAN_PORT, &info->vxlan_info.dest_port);
22ae6c7d
SS		 541 (void) sd_netlink_message_read_u8(m, IFLA_VXLAN_PROXY, &info->vxlan_info.proxy);
542 (void) sd_netlink_message_read_u8(m, IFLA_VXLAN_LEARNING, &info->vxlan_info.learning);
543 (void) sd_netlink_message_read_u8(m, IFLA_VXLAN_RSC, &info->vxlan_info.rsc);
544 (void) sd_netlink_message_read_u8(m, IFLA_VXLAN_L3MISS, &info->vxlan_info.l3miss);
545 (void) sd_netlink_message_read_u8(m, IFLA_VXLAN_L2MISS, &info->vxlan_info.l2miss);
546 (void) sd_netlink_message_read_u8(m, IFLA_VXLAN_TOS, &info->vxlan_info.tos);
547 (void) sd_netlink_message_read_u8(m, IFLA_VXLAN_TTL, &info->vxlan_info.ttl);
430f07f4 548 } else if (streq(info->netdev_kind, "vlan"))
2b2a1ae6 549 (void) sd_netlink_message_read_u16(m, IFLA_VLAN_ID, &info->vlan_id);
430f07f4 550 else if (STR_IN_SET(info->netdev_kind, "ipip", "sit")) {
dca35224
SS		 551 (void) sd_netlink_message_read_in_addr(m, IFLA_IPTUN_LOCAL, &info->local.in);
552 (void) sd_netlink_message_read_in_addr(m, IFLA_IPTUN_REMOTE, &info->remote.in);
430f07f4 553 } else if (streq(info->netdev_kind, "geneve")) {
4e1a1991
SS		 554 (void) sd_netlink_message_read_u32(m, IFLA_GENEVE_ID, &info->vni);
555
556 r = sd_netlink_message_read_in_addr(m, IFLA_GENEVE_REMOTE, &info->remote.in);
557 if (r >= 0)
558 info->has_tunnel_ipv4 = true;
559 else
560 (void) sd_netlink_message_read_in6_addr(m, IFLA_GENEVE_REMOTE6, &info->remote.in6);
561
562 (void) sd_netlink_message_read_u8(m, IFLA_GENEVE_TTL, &info->ttl);
e7b38d7d 563 (void) sd_netlink_message_read_u8(m, IFLA_GENEVE_TTL_INHERIT, &info->inherit);
4e1a1991 564 (void) sd_netlink_message_read_u8(m, IFLA_GENEVE_TOS, &info->tos);
e7b38d7d
SS		 565 (void) sd_netlink_message_read_u8(m, IFLA_GENEVE_DF, &info->df);
566 (void) sd_netlink_message_read_u8(m, IFLA_GENEVE_UDP_CSUM, &info->csum);
567 (void) sd_netlink_message_read_u8(m, IFLA_GENEVE_UDP_ZERO_CSUM6_TX, &info->csum6_tx);
568 (void) sd_netlink_message_read_u8(m, IFLA_GENEVE_UDP_ZERO_CSUM6_RX, &info->csum6_rx);
4e1a1991 569 (void) sd_netlink_message_read_u16(m, IFLA_GENEVE_PORT, &info->tunnel_port);
e7b38d7d 570 (void) sd_netlink_message_read_u32(m, IFLA_GENEVE_LABEL, &info->label);
430f07f4 571 } else if (STR_IN_SET(info->netdev_kind, "gre", "gretap", "erspan")) {
4d75ea1e
SS		 572 (void) sd_netlink_message_read_in_addr(m, IFLA_GRE_LOCAL, &info->local.in);
573 (void) sd_netlink_message_read_in_addr(m, IFLA_GRE_REMOTE, &info->remote.in);
430f07f4 574 } else if (STR_IN_SET(info->netdev_kind, "ip6gre", "ip6gretap", "ip6erspan")) {
ad760bc1
SS		 575 (void) sd_netlink_message_read_in6_addr(m, IFLA_GRE_LOCAL, &info->local.in6);
576 (void) sd_netlink_message_read_in6_addr(m, IFLA_GRE_REMOTE, &info->remote.in6);
430f07f4 577 } else if (streq(info->netdev_kind, "vti")) {
5712d689
SS		 578 (void) sd_netlink_message_read_in_addr(m, IFLA_VTI_LOCAL, &info->local.in);
579 (void) sd_netlink_message_read_in_addr(m, IFLA_VTI_REMOTE, &info->remote.in);
430f07f4 580 } else if (streq(info->netdev_kind, "vti6")) {
5712d689
SS		 581 (void) sd_netlink_message_read_in6_addr(m, IFLA_VTI_LOCAL, &info->local.in6);
582 (void) sd_netlink_message_read_in6_addr(m, IFLA_VTI_REMOTE, &info->remote.in6);
430f07f4 583 } else if (STR_IN_SET(info->netdev_kind, "macvlan", "macvtap"))
cf217a09 584 (void) sd_netlink_message_read_u32(m, IFLA_MACVLAN_MODE, &info->macvlan_mode);
430f07f4 585 else if (streq(info->netdev_kind, "ipvlan")) {
851ef1ed
SS		 586 (void) sd_netlink_message_read_u16(m, IFLA_IPVLAN_MODE, &info->ipvlan_mode);
587 (void) sd_netlink_message_read_u16(m, IFLA_IPVLAN_FLAGS, &info->ipvlan_flags);
588 }
c82d1bf2 589
c82d1bf2
SS		 590 (void) sd_netlink_message_exit_container(m);
591 (void) sd_netlink_message_exit_container(m);
592
593 return 0;
594}
595
43449ca3
MY		 596static int decode_link(
597 sd_netlink_message *m,
598 LinkInfo *info,
599 char * const *patterns,
600 bool matched_patterns[]) {
601
f7581ed6 602 _cleanup_strv_free_ char **altnames = NULL;
e810df37 603 const char *name, *qdisc;
a6962904 604 int ifindex, r;
c82d1bf2 605 uint16_t type;
6d0c65ff 606
e997c4b0
LP		 607 assert(m);
608 assert(info);
6d0c65ff 609
e997c4b0
LP		 610 r = sd_netlink_message_get_type(m, &type);
611 if (r < 0)
612 return r;
6d0c65ff 613
e997c4b0
LP		 614 if (type != RTM_NEWLINK)
615 return 0;
6d0c65ff 616
a6962904 617 r = sd_rtnl_message_link_get_ifindex(m, &ifindex);
e997c4b0
LP		 618 if (r < 0)
619 return r;
6d0c65ff 620
e997c4b0
LP		 621 r = sd_netlink_message_read_string(m, IFLA_IFNAME, &name);
622 if (r < 0)
623 return r;
6d0c65ff 624
f7581ed6 625 r = sd_netlink_message_read_strv(m, IFLA_PROP_LIST, IFLA_ALT_IFNAME, &altnames);
48c53989 626 if (r < 0 && r != -ENODATA)
f7581ed6
YW		 627 return r;
628
a6962904
YW		 629 if (patterns) {
630 char str[DECIMAL_STR_MAX(int)];
0ef84b80
ZJS		 631 size_t pos;
632
633 assert(matched_patterns);
a6962904
YW		 634
635 xsprintf(str, "%i", ifindex);
0ef84b80
ZJS		 636 if (!strv_fnmatch_full(patterns, str, 0, &pos) &&
637 !strv_fnmatch_full(patterns, name, 0, &pos)) {
f7581ed6 638 bool match = false;
f7581ed6
YW		 639
640 STRV_FOREACH(p, altnames)
0ef84b80 641 if (strv_fnmatch_full(patterns, *p, 0, &pos)) {
f7581ed6
YW		 642 match = true;
643 break;
644 }
645 if (!match)
646 return 0;
647 }
0ef84b80
ZJS		 648
649 matched_patterns[pos] = true;
a6962904
YW		 650 }
651
b147503e 652 r = sd_rtnl_message_link_get_type(m, &info->iftype);
e997c4b0
LP		 653 if (r < 0)
654 return r;
6d0c65ff 655
2388b2f4 656 strscpy(info->name, sizeof info->name, name);
a6962904 657 info->ifindex = ifindex;
f7581ed6 658 info->alternative_names = TAKE_PTR(altnames);
b147503e 659
57ae8cd8 660 info->has_hw_address =
f1f17144 661 netlink_message_read_hw_addr(m, IFLA_ADDRESS, &info->hw_address) >= 0 &&
de0f1579 662 info->hw_address.length > 0;
b147503e 663
ed9fa69f 664 info->has_permanent_hw_address =
49c351a8
YW		 665 (netlink_message_read_hw_addr(m, IFLA_PERM_ADDRESS, &info->permanent_hw_address) >= 0 ||
666 ethtool_get_permanent_hw_addr(NULL, info->name, &info->permanent_hw_address) >= 0) &&
ed9fa69f
YW		 667 !hw_addr_is_null(&info->permanent_hw_address) &&
668 !hw_addr_equal(&info->permanent_hw_address, &info->hw_address);
caa8538a 669
c06ff86e
YW		 670 (void) sd_netlink_message_read_u32(m, IFLA_MTU, &info->mtu);
671 (void) sd_netlink_message_read_u32(m, IFLA_MIN_MTU, &info->min_mtu);
672 (void) sd_netlink_message_read_u32(m, IFLA_MAX_MTU, &info->max_mtu);
2c73f59b 673
0307afc6
SS		 674 info->has_rx_queues =
675 sd_netlink_message_read_u32(m, IFLA_NUM_RX_QUEUES, &info->rx_queues) >= 0 &&
676 info->rx_queues > 0;
677
678 info->has_tx_queues =
679 sd_netlink_message_read_u32(m, IFLA_NUM_TX_QUEUES, &info->tx_queues) >= 0 &&
680 info->tx_queues > 0;
681
a459b24f
YW		 682 if (sd_netlink_message_read(m, IFLA_STATS64, sizeof info->stats64, &info->stats64) >= 0)
683 info->has_stats64 = true;
684 else if (sd_netlink_message_read(m, IFLA_STATS, sizeof info->stats, &info->stats) >= 0)
685 info->has_stats = true;
686
e810df37
SS		 687 r = sd_netlink_message_read_string(m, IFLA_QDISC, &qdisc);
688 if (r >= 0) {
689 info->qdisc = strdup(qdisc);
690 if (!info->qdisc)
691 return log_oom();
692 }
693
6cfef1b3
SS		 694 (void) sd_netlink_message_read_u32(m, IFLA_MASTER, &info->master);
695
d69b62de
SS		 696 r = sd_netlink_message_enter_container(m, IFLA_AF_SPEC);
697 if (r >= 0) {
698 r = sd_netlink_message_enter_container(m, AF_INET6);
699 if (r >= 0) {
700 r = sd_netlink_message_read_u8(m, IFLA_INET6_ADDR_GEN_MODE, &info->addr_gen_mode);
7f20a9e5
SS		 701 if (r >= 0 && IN_SET(info->addr_gen_mode,
702 IN6_ADDR_GEN_MODE_EUI64,
703 IN6_ADDR_GEN_MODE_NONE,
704 IN6_ADDR_GEN_MODE_STABLE_PRIVACY,
705 IN6_ADDR_GEN_MODE_RANDOM))
d69b62de
SS		 706 info->has_ipv6_address_generation_mode = true;
707
708 (void) sd_netlink_message_exit_container(m);
709 }
710 (void) sd_netlink_message_exit_container(m);
711 }
712
c82d1bf2
SS		 713 /* fill kind info */
714 (void) decode_netdev(m, info);
715
e997c4b0
LP		 716 return 1;
717}
718
090c923b
MAL		 719static int link_get_property(
720 sd_bus *bus,
721 const LinkInfo *link,
722 sd_bus_error *error,
723 sd_bus_message **reply,
724 const char *iface,
8bdece74
FS		 725 const char *propname,
726 const char *type) {
100433e0 727
100433e0 728 _cleanup_free_ char *path = NULL;
61c84edf 729 char ifindex_str[DECIMAL_STR_MAX(int)];
335dd8ba
YW		 730 int r;
731
43449ca3
MY		 732 assert(bus);
733 assert(link);
734 assert(link->ifindex >= 0);
735 assert(error);
736 assert(reply);
737 assert(iface);
738 assert(propname);
8bdece74 739 assert(type);
43449ca3 740
100433e0 741 xsprintf(ifindex_str, "%i", link->ifindex);
335dd8ba
YW		 742
743 r = sd_bus_path_encode("/org/freedesktop/network1/link", ifindex_str, &path);
744 if (r < 0)
745 return r;
746
8bdece74 747 return sd_bus_get_property(bus, "org.freedesktop.network1", path, iface, propname, error, reply, type);
090c923b
MAL		 748}
749
750static int acquire_link_bitrates(sd_bus *bus, LinkInfo *link) {
751 _cleanup_(sd_bus_message_unrefp) sd_bus_message *reply = NULL;
752 _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
753 int r;
754
43449ca3
MY		 755 assert(bus);
756 assert(link);
757
8bdece74 758 r = link_get_property(bus, link, &error, &reply, "org.freedesktop.network1.Link", "BitRates", "(tt)");
335dd8ba 759 if (r < 0) {
955a6329
ZJS		 760 bool quiet = sd_bus_error_has_names(&error, SD_BUS_ERROR_UNKNOWN_PROPERTY,
761 BUS_ERROR_SPEED_METER_INACTIVE);
8210a61a
ZJS		 762
763 return log_full_errno(quiet ? LOG_DEBUG : LOG_WARNING,
764 r, "Failed to query link bit rates: %s", bus_error_message(&error, r));
335dd8ba
YW		 765 }
766
42a63431 767 r = sd_bus_message_read(reply, "(tt)", &link->tx_bitrate, &link->rx_bitrate);
335dd8ba
YW		 768 if (r < 0)
769 return bus_log_parse_error(r);
770
771 r = sd_bus_message_exit_container(reply);
772 if (r < 0)
773 return bus_log_parse_error(r);
774
e813de54 775 link->has_bitrates = link->tx_bitrate != UINT64_MAX && link->rx_bitrate != UINT64_MAX;
335dd8ba
YW		 776
777 return 0;
778}
779
516e9c80 780static void acquire_ether_link_info(int *fd, LinkInfo *link) {
43449ca3
MY		 781 assert(fd);
782 assert(link);
783
784 if (ethtool_get_link_info(fd,
785 link->name,
516e9c80
ZJS		 786 &link->autonegotiation,
787 &link->speed,
788 &link->duplex,
789 &link->port) >= 0)
790 link->has_ethtool_link_info = true;
791}
792
8d07de25
ZJS		 793static void acquire_wlan_link_info(LinkInfo *link) {
794 _cleanup_(sd_netlink_unrefp) sd_netlink *genl = NULL;
78404d22 795 int r, k = 0;
8d07de25 796
43449ca3
MY		 797 assert(link);
798
fb53ee0a
YW		 799 if (!link->sd_device)
800 return;
801
802 if (!device_is_devtype(link->sd_device, "wlan"))
8d07de25
ZJS		 803 return;
804
805 r = sd_genl_socket_open(&genl);
806 if (r < 0) {
807 log_debug_errno(r, "Failed to open generic netlink socket: %m");
808 return;
809 }
810
78cca583 811 (void) sd_netlink_increase_rxbuf(genl, RCVBUF_SIZE);
8d07de25 812
78404d22 813 r = wifi_get_interface(genl, link->ifindex, &link->wlan_iftype, &link->ssid);
8d07de25
ZJS		 814 if (r < 0)
815 log_debug_errno(r, "%s: failed to query ssid: %m", link->name);
816
33ebda2e 817 if (link->wlan_iftype == NL80211_IFTYPE_STATION) {
78404d22
YW		 818 k = wifi_get_station(genl, link->ifindex, &link->bssid);
819 if (k < 0)
820 log_debug_errno(k, "%s: failed to query bssid: %m", link->name);
821 }
8d07de25
ZJS		 822
823 link->has_wlan_link_info = r > 0 || k > 0;
824}
825
43449ca3 826static int acquire_link_info(sd_bus *bus, sd_netlink *rtnl, char * const *patterns, LinkInfo **ret) {
4afd3348 827 _cleanup_(sd_netlink_message_unrefp) sd_netlink_message *req = NULL, *reply = NULL;
172353b1 828 _cleanup_(link_info_array_freep) LinkInfo *links = NULL;
61c84edf 829 _cleanup_free_ bool *matched_patterns = NULL;
254d1313 830 _cleanup_close_ int fd = -EBADF;
319a4f4b 831 size_t c = 0;
7d367b45
LP		 832 int r;
833
b147503e 834 assert(rtnl);
7d367b45 835 assert(ret);
ee8c4568 836
ee8c4568
LP		 837 r = sd_rtnl_message_new_link(rtnl, &req, RTM_GETLINK, 0);
838 if (r < 0)
839 return rtnl_log_create_error(r);
840
24c0f385 841 r = sd_netlink_message_set_request_dump(req, true);
ee8c4568
LP		 842 if (r < 0)
843 return rtnl_log_create_error(r);
844
1c4baffc 845 r = sd_netlink_call(rtnl, req, 0, &reply);
f647962d
MS		 846 if (r < 0)
847 return log_error_errno(r, "Failed to enumerate links: %m");
ee8c4568 848
0ef84b80
ZJS		 849 if (patterns) {
850 matched_patterns = new0(bool, strv_length(patterns));
851 if (!matched_patterns)
852 return log_oom();
853 }
854
cda7fc8d 855 for (sd_netlink_message *i = reply; i; i = sd_netlink_message_next(i)) {
319a4f4b 856 if (!GREEDY_REALLOC0(links, c + 2)) /* We keep one trailing one as marker */
7e5a080a 857 return -ENOMEM;
7d367b45 858
0ef84b80 859 r = decode_link(i, links + c, patterns, matched_patterns);
7e5a080a
LP		 860 if (r < 0)
861 return r;
c967d2c7
YW		 862 if (r == 0)
863 continue;
864
172353b1
ZJS		 865 links[c].needs_freeing = true;
866
0ac655a6 867 (void) sd_device_new_from_ifindex(&links[c].sd_device, links[c].ifindex);
172353b1 868
516e9c80 869 acquire_ether_link_info(&fd, &links[c]);
8d07de25 870 acquire_wlan_link_info(&links[c]);
c967d2c7
YW		 871
872 c++;
7e5a080a
LP		 873 }
874
0ef84b80
ZJS		 875 /* Look if we matched all our arguments that are not globs. It
876 * is OK for a glob to match nothing, but not for an exact argument. */
877 for (size_t pos = 0; pos < strv_length(patterns); pos++) {
878 if (matched_patterns[pos])
879 continue;
880
881 if (string_is_glob(patterns[pos]))
882 log_debug("Pattern \"%s\" doesn't match any interface, ignoring.",
883 patterns[pos]);
884 else
885 return log_error_errno(SYNTHETIC_ERRNO(ENODEV),
886 "Interface \"%s\" not found.", patterns[pos]);
887 }
888
93bab288 889 typesafe_qsort(links, c, link_info_compare);
7e5a080a 890
335dd8ba 891 if (bus)
7db07767
MY		 892 FOREACH_ARRAY(link, links, c)
893 (void) acquire_link_bitrates(bus, link);
335dd8ba 894
1cc6c93a 895 *ret = TAKE_PTR(links);
7e5a080a 896
0ef84b80
ZJS		 897 if (patterns && c == 0)
898 log_warning("No interfaces matched.");
899
7e5a080a 900 return (int) c;
7d367b45 901}
ee8c4568 902
7d367b45 903static int list_links(int argc, char *argv[], void *userdata) {
445f0d8b 904 _cleanup_(sd_bus_flush_close_unrefp) sd_bus *bus = NULL;
b147503e 905 _cleanup_(sd_netlink_unrefp) sd_netlink *rtnl = NULL;
172353b1 906 _cleanup_(link_info_array_freep) LinkInfo *links = NULL;
ff7c88a2
YW		 907 _cleanup_(table_unrefp) Table *table = NULL;
908 TableCell *cell;
b48e277f 909 int c, r;
b147503e 910
445f0d8b
MY		 911 r = acquire_bus(&bus);
912 if (r < 0)
913 return r;
914
bfc2b05e
YW		 915 if (arg_json_format_flags != JSON_FORMAT_OFF) {
916 if (arg_all || argc <= 1)
d821e40c 917 return dump_manager_description(bus);
bfc2b05e 918 else
d821e40c 919 return dump_link_description(bus, strv_skip(argv, 1));
bfc2b05e
YW		 920 }
921
b147503e
LP		 922 r = sd_netlink_open(&rtnl);
923 if (r < 0)
924 return log_error_errno(r, "Failed to connect to netlink: %m");
7d367b45 925
335dd8ba 926 c = acquire_link_info(NULL, rtnl, argc > 1 ? argv + 1 : NULL, &links);
6d0c65ff 927 if (c < 0)
7d367b45
LP		 928 return c;
929
384c2c32 930 pager_open(arg_pager_flags);
7d367b45 931
4252171a 932 table = table_new("idx", "link", "type", "operational", "setup");
ff7c88a2
YW		 933 if (!table)
934 return log_oom();
935
a42d9490
YW		 936 if (arg_full)
937 table_set_width(table, 0);
938
ff7c88a2 939 table_set_header(table, arg_legend);
c8b62cf6 940 table_set_ersatz_string(table, TABLE_ERSATZ_DASH);
ff7c88a2
YW		 941
942 assert_se(cell = table_get_cell(table, 0, 0));
943 (void) table_set_minimum_width(table, cell, 3);
944 (void) table_set_weight(table, cell, 0);
81914d9f 945 (void) table_set_ellipsize_percent(table, cell, 100);
ff7c88a2
YW		 946 (void) table_set_align_percent(table, cell, 100);
947
948 assert_se(cell = table_get_cell(table, 0, 1));
81914d9f 949 (void) table_set_ellipsize_percent(table, cell, 100);
6d0c65ff 950
7db07767 951 FOREACH_ARRAY(link, links, c) {
ab1525bc 952 _cleanup_free_ char *setup_state = NULL, *operational_state = NULL;
ee8c4568 953 _cleanup_free_ char *t = NULL;
7db07767 954 const char *on_color_operational, *on_color_setup;
ee8c4568 955
7db07767
MY		 956 (void) sd_network_link_get_operational_state(link->ifindex, &operational_state);
957 operational_state_to_color(link->name, operational_state, &on_color_operational, NULL);
d57c365b 958
7db07767 959 (void) sd_network_link_get_setup_state(link->ifindex, &setup_state);
37da8bca 960 setup_state_to_color(setup_state, &on_color_setup, NULL);
ee8c4568 961
7db07767 962 r = net_get_type_string(link->sd_device, link->iftype, &t);
1a3caa49
YW		 963 if (r == -ENOMEM)
964 return log_oom();
ee8c4568 965
ff7c88a2 966 r = table_add_many(table,
7db07767
MY		 967 TABLE_INT, link->ifindex,
968 TABLE_STRING, link->name,
484f22dd
YW		 969 TABLE_STRING, t,
970 TABLE_STRING, operational_state,
8d0e0af2 971 TABLE_SET_COLOR, on_color_operational,
8f60c998 972 TABLE_STRING, setup_state ?: "unmanaged",
8d0e0af2 973 TABLE_SET_COLOR, on_color_setup);
ff7c88a2 974 if (r < 0)
bd17fa8c 975 return table_log_add_error(r);
ee8c4568
LP		 976 }
977
ff7c88a2
YW		 978 r = table_print(table, NULL);
979 if (r < 0)
4b6607d9 980 return table_log_print_error(r);
ff7c88a2 981
ee8c4568 982 if (arg_legend)
6d0c65ff 983 printf("\n%i links listed.\n", c);
ee8c4568
LP		 984
985 return 0;
986}
987
c09da729 988/* IEEE Organizationally Unique Identifier vendor string */
b147503e 989static int ieee_oui(sd_hwdb *hwdb, const struct ether_addr *mac, char **ret) {
61c84edf 990 _cleanup_free_ char *desc = NULL;
81fd1dd3 991 const char *description;
61c84edf 992 char modalias[STRLEN("OUI:XXYYXXYYXXYY") + 1];
81fd1dd3
TG		 993 int r;
994
995 assert(ret);
c09da729 996
61c84edf 997 if (!hwdb || !mac)
81fd1dd3
TG		 998 return -EINVAL;
999
c09da729
TG		 1000 /* skip commonly misused 00:00:00 (Xerox) prefix */
1001 if (memcmp(mac, "\0\0\0", 3) == 0)
1002 return -EINVAL;
1003
61c84edf 1004 xsprintf(modalias, "OUI:" ETHER_ADDR_FORMAT_STR, ETHER_ADDR_FORMAT_VAL(*mac));
c09da729 1005
81fd1dd3
TG		 1006 r = sd_hwdb_get(hwdb, modalias, "ID_OUI_FROM_DATABASE", &description);
1007 if (r < 0)
1008 return r;
c09da729 1009
81fd1dd3
TG		 1010 desc = strdup(description);
1011 if (!desc)
1012 return -ENOMEM;
c09da729 1013
61c84edf 1014 *ret = TAKE_PTR(desc);
81fd1dd3
TG		 1015
1016 return 0;
c09da729
TG		 1017}
1018
69fb1176 1019static int get_gateway_description(
1c4baffc 1020 sd_netlink *rtnl,
81fd1dd3 1021 sd_hwdb *hwdb,
69fb1176
LP		 1022 int ifindex,
1023 int family,
1024 union in_addr_union *gateway,
61c84edf
MY		 1025 char **ret) {
1026
4afd3348 1027 _cleanup_(sd_netlink_message_unrefp) sd_netlink_message *req = NULL, *reply = NULL;
c09da729
TG		 1028 int r;
1029
1030 assert(rtnl);
1031 assert(ifindex >= 0);
4c701096 1032 assert(IN_SET(family, AF_INET, AF_INET6));
c09da729 1033 assert(gateway);
61c84edf 1034 assert(ret);
c09da729
TG		 1035
1036 r = sd_rtnl_message_new_neigh(rtnl, &req, RTM_GETNEIGH, ifindex, family);
1037 if (r < 0)
1038 return r;
1039
24c0f385 1040 r = sd_netlink_message_set_request_dump(req, true);
c09da729
TG		 1041 if (r < 0)
1042 return r;
1043
1c4baffc 1044 r = sd_netlink_call(rtnl, req, 0, &reply);
c09da729
TG		 1045 if (r < 0)
1046 return r;
1047
b48e277f 1048 for (sd_netlink_message *m = reply; m; m = sd_netlink_message_next(m)) {
67a46833
YW		 1049 union in_addr_union gw = IN_ADDR_NULL;
1050 struct ether_addr mac = ETHER_ADDR_NULL;
c09da729
TG		 1051 uint16_t type;
1052 int ifi, fam;
1053
1c4baffc 1054 r = sd_netlink_message_get_errno(m);
c09da729 1055 if (r < 0) {
61c84edf 1056 log_error_errno(r, "Failed to get netlink message, ignoring: %m");
c09da729
TG		 1057 continue;
1058 }
1059
1c4baffc 1060 r = sd_netlink_message_get_type(m, &type);
c09da729 1061 if (r < 0) {
61c84edf 1062 log_error_errno(r, "Failed to get netlink message type, ignoring: %m");
c09da729
TG		 1063 continue;
1064 }
1065
1066 if (type != RTM_NEWNEIGH) {
61c84edf
MY		 1067 log_error_errno(SYNTHETIC_ERRNO(EINVAL),
1068 "Got unexpected netlink message type %u, ignoring",
1069 type);
c09da729
TG		 1070 continue;
1071 }
1072
1073 r = sd_rtnl_message_neigh_get_family(m, &fam);
1074 if (r < 0) {
61c84edf 1075 log_error_errno(r, "Failed to get rtnl family, ignoring: %m");
c09da729
TG		 1076 continue;
1077 }
1078
1079 if (fam != family) {
61c84edf 1080 log_error_errno(SYNTHETIC_ERRNO(EINVAL), "Got invalid rtnl family %d, ignoring", fam);
c09da729
TG		 1081 continue;
1082 }
1083
1084 r = sd_rtnl_message_neigh_get_ifindex(m, &ifi);
1085 if (r < 0) {
61c84edf 1086 log_error_errno(r, "Failed to get rtnl ifindex, ignoring: %m");
c09da729
TG		 1087 continue;
1088 }
1089
1090 if (ifindex > 0 && ifi != ifindex)
1091 continue;
1092
1093 switch (fam) {
61c84edf 1094
c09da729 1095 case AF_INET:
1c4baffc 1096 r = sd_netlink_message_read_in_addr(m, NDA_DST, &gw.in);
c09da729
TG		 1097 if (r < 0)
1098 continue;
1099
1100 break;
61c84edf 1101
c09da729 1102 case AF_INET6:
1c4baffc 1103 r = sd_netlink_message_read_in6_addr(m, NDA_DST, &gw.in6);
c09da729
TG		 1104 if (r < 0)
1105 continue;
1106
1107 break;
61c84edf 1108
c09da729
TG		 1109 default:
1110 continue;
1111 }
1112
1113 if (!in_addr_equal(fam, &gw, gateway))
1114 continue;
1115
49808e0e 1116 r = sd_netlink_message_read(m, NDA_LLADDR, sizeof(mac), &mac);
c09da729
TG		 1117 if (r < 0)
1118 continue;
1119
61c84edf 1120 r = ieee_oui(hwdb, &mac, ret);
c09da729
TG		 1121 if (r < 0)
1122 continue;
1123
1124 return 0;
1125 }
1126
1127 return -ENODATA;
1128}
1129
8fff78a1 1130static int dump_list(Table *table, const char *key, char * const *l) {
536cdd07
YW		 1131 int r;
1132
43449ca3 1133 assert(table);
8fff78a1 1134 assert(key);
43449ca3 1135
536cdd07
YW		 1136 if (strv_isempty(l))
1137 return 0;
1138
1139 r = table_add_many(table,
8fff78a1 1140 TABLE_FIELD, key,
536cdd07
YW		 1141 TABLE_STRV, l);
1142 if (r < 0)
1143 return table_log_add_error(r);
1144
1145 return 0;
1146}
1147
7db07767
MY		 1148static int dump_gateways(sd_netlink *rtnl, sd_hwdb *hwdb, Table *table, int ifindex) {
1149 _cleanup_free_ struct local_address *local_addrs = NULL;
536cdd07 1150 _cleanup_strv_free_ char **buf = NULL;
cda7fc8d 1151 int r, n;
c09da729 1152
837f57da 1153 assert(rtnl);
98d5bef3 1154 assert(table);
837f57da 1155
7db07767 1156 n = local_gateways(rtnl, ifindex, AF_UNSPEC, &local_addrs);
536cdd07 1157 if (n <= 0)
b6a3ca6d 1158 return n;
c09da729 1159
7db07767 1160 FOREACH_ARRAY(local, local_addrs, n) {
94a77962 1161 _cleanup_free_ char *description = NULL;
c09da729 1162
7db07767 1163 r = get_gateway_description(rtnl, hwdb, local->ifindex, local->family, &local->address, &description);
c09da729 1164 if (r < 0)
536cdd07 1165 log_debug_errno(r, "Could not get description of gateway, ignoring: %m");
c09da729 1166
536cdd07 1167 /* Show interface name for the entry if we show entries for all interfaces */
94a77962 1168 r = strv_extendf(&buf, "%s%s%s%s%s%s",
7db07767 1169 IN_ADDR_TO_STRING(local->family, &local->address),
94a77962
ZJS		 1170 description ? " (" : "",
1171 strempty(description),
1172 description ? ")" : "",
536cdd07 1173 ifindex <= 0 ? " on " : "",
7db07767 1174 ifindex <= 0 ? FORMAT_IFNAME_FULL(local->ifindex, FORMAT_IFNAME_IFINDEX_WITH_PERCENT) : "");
98d5bef3 1175 if (r < 0)
536cdd07 1176 return log_oom();
c09da729
TG		 1177 }
1178
8fff78a1 1179 return dump_list(table, "Gateway", buf);
c09da729
TG		 1180}
1181
69fb1176 1182static int dump_addresses(
1c4baffc 1183 sd_netlink *rtnl,
d41fa6ee 1184 sd_dhcp_lease *lease,
98d5bef3 1185 Table *table,
69fb1176
LP		 1186 int ifindex) {
1187
7db07767 1188 _cleanup_free_ struct local_address *local_addrs = NULL;
536cdd07 1189 _cleanup_strv_free_ char **buf = NULL;
d41fa6ee 1190 struct in_addr dhcp4_address = {};
b48e277f 1191 int r, n;
ee8c4568 1192
837f57da 1193 assert(rtnl);
98d5bef3 1194 assert(table);
837f57da 1195
7db07767 1196 n = local_addresses(rtnl, ifindex, AF_UNSPEC, &local_addrs);
536cdd07 1197 if (n <= 0)
ee8c4568
LP		 1198 return n;
1199
d41fa6ee
YW		 1200 if (lease)
1201 (void) sd_dhcp_lease_get_address(lease, &dhcp4_address);
cdf01b36 1202
7db07767 1203 FOREACH_ARRAY(local, local_addrs, n) {
94a77962
ZJS		 1204 struct in_addr server_address;
1205 bool dhcp4 = false;
3d0c8750 1206
7db07767 1207 if (local->family == AF_INET && in4_addr_equal(&local->address.in, &dhcp4_address))
94a77962 1208 dhcp4 = sd_dhcp_lease_get_server_identifier(lease, &server_address) >= 0;
cdf01b36 1209
94a77962 1210 r = strv_extendf(&buf, "%s%s%s%s%s%s",
7db07767 1211 IN_ADDR_TO_STRING(local->family, &local->address),
94a77962
ZJS		 1212 dhcp4 ? " (DHCP4 via " : "",
1213 dhcp4 ? IN4_ADDR_TO_STRING(&server_address) : "",
1214 dhcp4 ? ")" : "",
536cdd07 1215 ifindex <= 0 ? " on " : "",
7db07767 1216 ifindex <= 0 ? FORMAT_IFNAME_FULL(local->ifindex, FORMAT_IFNAME_IFINDEX_WITH_PERCENT) : "");
98d5bef3 1217 if (r < 0)
536cdd07 1218 return log_oom();
ee8c4568
LP		 1219 }
1220
8fff78a1 1221 return dump_list(table, "Address", buf);
ee8c4568
LP		 1222}
1223
d37b7627
SS		 1224static int dump_address_labels(sd_netlink *rtnl) {
1225 _cleanup_(sd_netlink_message_unrefp) sd_netlink_message *req = NULL, *reply = NULL;
0232beed 1226 _cleanup_(table_unrefp) Table *table = NULL;
0232beed 1227 TableCell *cell;
d37b7627
SS		 1228 int r;
1229
1230 assert(rtnl);
1231
1232 r = sd_rtnl_message_new_addrlabel(rtnl, &req, RTM_GETADDRLABEL, 0, AF_INET6);
1233 if (r < 0)
1234 return log_error_errno(r, "Could not allocate RTM_GETADDRLABEL message: %m");
1235
24c0f385 1236 r = sd_netlink_message_set_request_dump(req, true);
d37b7627
SS		 1237 if (r < 0)
1238 return r;
1239
1240 r = sd_netlink_call(rtnl, req, 0, &reply);
1241 if (r < 0)
1242 return r;
1243
4252171a 1244 table = table_new("label", "prefix/prefixlen");
0232beed 1245 if (!table)
bd17fa8c 1246 return log_oom();
0232beed 1247
a42d9490
YW		 1248 if (arg_full)
1249 table_set_width(table, 0);
1250
ef1e0b9a 1251 r = table_set_sort(table, (size_t) 0);
0232beed
YW		 1252 if (r < 0)
1253 return r;
1254
1255 assert_se(cell = table_get_cell(table, 0, 0));
1256 (void) table_set_align_percent(table, cell, 100);
81914d9f 1257 (void) table_set_ellipsize_percent(table, cell, 100);
0232beed
YW		 1258
1259 assert_se(cell = table_get_cell(table, 0, 1));
1260 (void) table_set_align_percent(table, cell, 100);
d37b7627 1261
b48e277f 1262 for (sd_netlink_message *m = reply; m; m = sd_netlink_message_next(m)) {
94a77962 1263 struct in6_addr prefix;
d37b7627
SS		 1264 uint8_t prefixlen;
1265 uint32_t label;
1266
1267 r = sd_netlink_message_get_errno(m);
1268 if (r < 0) {
61c84edf 1269 log_error_errno(r, "Failed to get netlink message, ignoring: %m");
d37b7627
SS		 1270 continue;
1271 }
1272
1273 r = sd_netlink_message_read_u32(m, IFAL_LABEL, &label);
1274 if (r < 0 && r != -ENODATA) {
1275 log_error_errno(r, "Could not read IFAL_LABEL, ignoring: %m");
1276 continue;
1277 }
1278
94a77962 1279 r = sd_netlink_message_read_in6_addr(m, IFAL_ADDRESS, &prefix);
d37b7627
SS		 1280 if (r < 0)
1281 continue;
1282
1283 r = sd_rtnl_message_addrlabel_get_prefixlen(m, &prefixlen);
1284 if (r < 0)
1285 continue;
1286
81914d9f 1287 r = table_add_cell(table, NULL, TABLE_UINT32, &label);
0232beed 1288 if (r < 0)
bd17fa8c 1289 return table_log_add_error(r);
0232beed 1290
94a77962 1291 r = table_add_cell_stringf(table, NULL, "%s/%u", IN6_ADDR_TO_STRING(&prefix), prefixlen);
0232beed 1292 if (r < 0)
bd17fa8c 1293 return table_log_add_error(r);
d37b7627
SS		 1294 }
1295
bd17fa8c
YW		 1296 r = table_print(table, NULL);
1297 if (r < 0)
4b6607d9 1298 return table_log_print_error(r);
bd17fa8c
YW		 1299
1300 return 0;
d37b7627
SS		 1301}
1302
1303static int list_address_labels(int argc, char *argv[], void *userdata) {
1304 _cleanup_(sd_netlink_unrefp) sd_netlink *rtnl = NULL;
1305 int r;
1306
1307 r = sd_netlink_open(&rtnl);
1308 if (r < 0)
1309 return log_error_errno(r, "Failed to connect to netlink: %m");
1310
61c84edf 1311 return dump_address_labels(rtnl);
d37b7627
SS		 1312}
1313
837f57da 1314static int open_lldp_neighbors(int ifindex, FILE **ret) {
61c84edf 1315 _cleanup_fclose_ FILE *f = NULL;
100433e0 1316 char p[STRLEN("/run/systemd/netif/lldp/") + DECIMAL_STR_MAX(int)];
837f57da 1317
43449ca3
MY		 1318 assert(ifindex >= 0);
1319 assert(ret);
1320
100433e0 1321 xsprintf(p, "/run/systemd/netif/lldp/%i", ifindex);
61c84edf 1322
837f57da
LP		 1323 f = fopen(p, "re");
1324 if (!f)
1325 return -errno;
1326
61c84edf 1327 *ret = TAKE_PTR(f);
837f57da
LP		 1328 return 0;
1329}
1330
1331static int next_lldp_neighbor(FILE *f, sd_lldp_neighbor **ret) {
1332 _cleanup_free_ void *raw = NULL;
1333 size_t l;
1334 le64_t u;
1335 int r;
1336
1337 assert(f);
1338 assert(ret);
1339
1340 l = fread(&u, 1, sizeof(u), f);
1341 if (l == 0 && feof(f))
1342 return 0;
1343 if (l != sizeof(u))
1344 return -EBADMSG;
1345
d23c3e4c
FB		 1346 /* each LLDP packet is at most MTU size, but let's allow up to 4KiB just in case */
1347 if (le64toh(u) >= 4096)
1348 return -EBADMSG;
1349
837f57da
LP		 1350 raw = new(uint8_t, le64toh(u));
1351 if (!raw)
1352 return -ENOMEM;
1353
1354 if (fread(raw, 1, le64toh(u), f) != le64toh(u))
1355 return -EBADMSG;
1356
1357 r = sd_lldp_neighbor_from_raw(ret, raw, le64toh(u));
1358 if (r < 0)
1359 return r;
1360
1361 return 1;
1362}
1363
98d5bef3 1364static int dump_lldp_neighbors(Table *table, const char *prefix, int ifindex) {
536cdd07 1365 _cleanup_strv_free_ char **buf = NULL;
837f57da 1366 _cleanup_fclose_ FILE *f = NULL;
536cdd07 1367 int r;
837f57da 1368
98d5bef3 1369 assert(table);
837f57da
LP		 1370 assert(prefix);
1371 assert(ifindex > 0);
1372
1373 r = open_lldp_neighbors(ifindex, &f);
98d5bef3
YW		 1374 if (r == -ENOENT)
1375 return 0;
837f57da
LP		 1376 if (r < 0)
1377 return r;
1378
1379 for (;;) {
1380 const char *system_name = NULL, *port_id = NULL, *port_description = NULL;
1381 _cleanup_(sd_lldp_neighbor_unrefp) sd_lldp_neighbor *n = NULL;
1382
1383 r = next_lldp_neighbor(f, &n);
1384 if (r < 0)
1385 return r;
1386 if (r == 0)
1387 break;
1388
837f57da
LP		 1389 (void) sd_lldp_neighbor_get_system_name(n, &system_name);
1390 (void) sd_lldp_neighbor_get_port_id_as_string(n, &port_id);
1391 (void) sd_lldp_neighbor_get_port_description(n, &port_description);
1392
536cdd07
YW		 1393 r = strv_extendf(&buf, "%s on port %s%s%s%s",
1394 strna(system_name),
1395 strna(port_id),
1396 isempty(port_description) ? "" : " (",
1397 strempty(port_description),
1398 isempty(port_description) ? "" : ")");
98d5bef3 1399 if (r < 0)
536cdd07 1400 return log_oom();
837f57da
LP		 1401 }
1402
536cdd07 1403 return dump_list(table, prefix, buf);
837f57da
LP		 1404}
1405
d9ce1c24
MAL		 1406static int dump_dhcp_leases(Table *table, const char *prefix, sd_bus *bus, const LinkInfo *link) {
1407 _cleanup_strv_free_ char **buf = NULL;
1408 _cleanup_(sd_bus_message_unrefp) sd_bus_message *reply = NULL;
1409 _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
1410 int r;
1411
43449ca3
MY		 1412 assert(table);
1413 assert(prefix);
1414 assert(bus);
1415 assert(link);
1416
8bdece74 1417 r = link_get_property(bus, link, &error, &reply, "org.freedesktop.network1.DHCPServer", "Leases", "a(uayayayayt)");
d9ce1c24
MAL		 1418 if (r < 0) {
1419 bool quiet = sd_bus_error_has_name(&error, SD_BUS_ERROR_UNKNOWN_PROPERTY);
1420
1421 log_full_errno(quiet ? LOG_DEBUG : LOG_WARNING,
1422 r, "Failed to query link DHCP leases: %s", bus_error_message(&error, r));
1423 return 0;
1424 }
1425
d9ce1c24
MAL		 1426 r = sd_bus_message_enter_container(reply, 'a', "(uayayayayt)");
1427 if (r < 0)
1428 return bus_log_parse_error(r);
1429
1430 while ((r = sd_bus_message_enter_container(reply, 'r', "uayayayayt")) > 0) {
1431 _cleanup_free_ char *id = NULL, *ip = NULL;
1432 const void *client_id, *addr, *gtw, *hwaddr;
1433 size_t client_id_sz, sz;
1434 uint64_t expiration;
1435 uint32_t family;
1436
1437 r = sd_bus_message_read(reply, "u", &family);
1438 if (r < 0)
1439 return bus_log_parse_error(r);
1440
1441 r = sd_bus_message_read_array(reply, 'y', &client_id, &client_id_sz);
1442 if (r < 0)
1443 return bus_log_parse_error(r);
1444
1445 r = sd_bus_message_read_array(reply, 'y', &addr, &sz);
1446 if (r < 0 || sz != 4)
1447 return bus_log_parse_error(r);
1448
1449 r = sd_bus_message_read_array(reply, 'y', &gtw, &sz);
1450 if (r < 0 || sz != 4)
1451 return bus_log_parse_error(r);
1452
1453 r = sd_bus_message_read_array(reply, 'y', &hwaddr, &sz);
1454 if (r < 0)
1455 return bus_log_parse_error(r);
1456
1457 r = sd_bus_message_read_basic(reply, 't', &expiration);
1458 if (r < 0)
1459 return bus_log_parse_error(r);
1460
18091320 1461 r = sd_dhcp_client_id_to_string_from_raw(client_id, client_id_sz, &id);
d9ce1c24
MAL		 1462 if (r < 0)
1463 return bus_log_parse_error(r);
1464
1465 r = in_addr_to_string(family, addr, &ip);
1466 if (r < 0)
1467 return bus_log_parse_error(r);
1468
1469 r = strv_extendf(&buf, "%s (to %s)", ip, id);
1470 if (r < 0)
1471 return log_oom();
1472
1473 r = sd_bus_message_exit_container(reply);
1474 if (r < 0)
1475 return bus_log_parse_error(r);
1476 }
1477 if (r < 0)
1478 return bus_log_parse_error(r);
1479
1480 r = sd_bus_message_exit_container(reply);
1481 if (r < 0)
1482 return bus_log_parse_error(r);
1483
1484 r = sd_bus_message_exit_container(reply);
1485 if (r < 0)
1486 return bus_log_parse_error(r);
1487
1488 if (strv_isempty(buf)) {
1489 r = strv_extendf(&buf, "none");
1490 if (r < 0)
1491 return log_oom();
1492 }
1493
1494 return dump_list(table, prefix, buf);
1495}
1496
98d5bef3 1497static int dump_ifindexes(Table *table, const char *prefix, const int *ifindexes) {
98d5bef3 1498 int r;
b295beea 1499
43449ca3 1500 assert(table);
b295beea
LP		 1501 assert(prefix);
1502
8fff78a1 1503 if (!ifindexes)
98d5bef3 1504 return 0;
b295beea 1505
b48e277f 1506 for (unsigned c = 0; ifindexes[c] > 0; c++) {
8fff78a1
MY		 1507 if (c == 0)
1508 r = table_add_cell(table, NULL, TABLE_FIELD, prefix);
1509 else
1510 r = table_add_cell(table, NULL, TABLE_EMPTY, NULL);
1511 if (r < 0)
1512 return table_log_add_error(r);
1513
1514 r = table_add_cell(table, NULL, TABLE_IFINDEX, &ifindexes[c]);
98d5bef3 1515 if (r < 0)
bd17fa8c 1516 return table_log_add_error(r);
b295beea 1517 }
98d5bef3
YW		 1518
1519 return 0;
b295beea
LP		 1520}
1521
8fff78a1
MY		 1522#define DUMP_STATS_ONE(name, val_name) \
1523 ({ \
1524 r = table_add_cell(table, NULL, TABLE_FIELD, name); \
1525 if (r < 0) \
1526 return table_log_add_error(r); \
1527 r = table_add_cell(table, NULL, \
1528 info->has_stats64 ? TABLE_UINT64 : TABLE_UINT32, \
1529 info->has_stats64 ? (void*) &info->stats64.val_name : (void*) &info->stats.val_name); \
1530 if (r < 0) \
1531 return table_log_add_error(r); \
1532 })
a459b24f
YW		 1533
1534static int dump_statistics(Table *table, const LinkInfo *info) {
1535 int r;
1536
43449ca3
MY		 1537 assert(table);
1538 assert(info);
1539
a459b24f
YW		 1540 if (!arg_stats)
1541 return 0;
1542
1543 if (!info->has_stats64 && !info->has_stats)
1544 return 0;
1545
1546 DUMP_STATS_ONE("Rx Packets", rx_packets);
1547 DUMP_STATS_ONE("Tx Packets", tx_packets);
1548 DUMP_STATS_ONE("Rx Bytes", rx_bytes);
1549 DUMP_STATS_ONE("Tx Bytes", tx_bytes);
1550 DUMP_STATS_ONE("Rx Errors", rx_errors);
1551 DUMP_STATS_ONE("Tx Errors", tx_errors);
1552 DUMP_STATS_ONE("Rx Dropped", rx_dropped);
1553 DUMP_STATS_ONE("Tx Dropped", tx_dropped);
1554 DUMP_STATS_ONE("Multicast Packets", multicast);
1555 DUMP_STATS_ONE("Collisions", collisions);
1556
1557 return 0;
1558}
1559
57ae8cd8
YW		 1560static int dump_hw_address(Table *table, sd_hwdb *hwdb, const char *field, const struct hw_addr_data *addr) {
1561 _cleanup_free_ char *description = NULL;
1562 int r;
1563
1564 assert(table);
1565 assert(field);
1566 assert(addr);
1567
1568 if (addr->length == ETH_ALEN)
1569 (void) ieee_oui(hwdb, &addr->ether, &description);
1570
8fff78a1 1571 r = table_add_cell(table, NULL, TABLE_FIELD, field);
57ae8cd8
YW		 1572 if (r < 0)
1573 return table_log_add_error(r);
1574
1575 r = table_add_cell_stringf(table, NULL, "%s%s%s%s",
1576 HW_ADDR_TO_STR(addr),
1577 description ? " (" : "",
1578 strempty(description),
1579 description ? ")" : "");
1580 if (r < 0)
1581 return table_log_add_error(r);
1582
1583 return 0;
1584}
1585
10c71c36
YW		 1586static OutputFlags get_output_flags(void) {
1587 return
1588 arg_all * OUTPUT_SHOW_ALL |
1589 (arg_full || !on_tty() || pager_have()) * OUTPUT_FULL_WIDTH |
1590 colors_enabled() * OUTPUT_COLOR;
1591}
1592
1593static int show_logs(const LinkInfo *info) {
1594 _cleanup_(sd_journal_closep) sd_journal *j = NULL;
1595 int r;
1596
1597 if (arg_lines == 0)
1598 return 0;
1599
1600 r = sd_journal_open(&j, SD_JOURNAL_LOCAL_ONLY);
1601 if (r < 0)
1602 return log_error_errno(r, "Failed to open journal: %m");
1603
1604 r = add_match_this_boot(j, NULL);
1605 if (r < 0)
1606 return log_error_errno(r, "Failed to add boot matches: %m");
1607
1608 if (info) {
1609 char m1[STRLEN("_KERNEL_DEVICE=n") + DECIMAL_STR_MAX(int)];
1610 const char *m2, *m3;
1611
1612 /* kernel */
1613 xsprintf(m1, "_KERNEL_DEVICE=n%i", info->ifindex);
1614 /* networkd */
1615 m2 = strjoina("INTERFACE=", info->name);
1616 /* udevd */
1617 m3 = strjoina("DEVICE=", info->name);
1618
1619 (void)(
1620 (r = sd_journal_add_match(j, m1, 0)) ||
1621 (r = sd_journal_add_disjunction(j)) ||
1622 (r = sd_journal_add_match(j, m2, 0)) ||
1623 (r = sd_journal_add_disjunction(j)) ||
1624 (r = sd_journal_add_match(j, m3, 0))
1625 );
1626 if (r < 0)
1627 return log_error_errno(r, "Failed to add link matches: %m");
1628 } else {
1629 r = add_matches_for_unit(j, "systemd-networkd.service");
1630 if (r < 0)
1631 return log_error_errno(r, "Failed to add unit matches: %m");
1632
1633 r = add_matches_for_unit(j, "systemd-networkd-wait-online.service");
1634 if (r < 0)
1635 return log_error_errno(r, "Failed to add unit matches: %m");
1636 }
1637
1638 return show_journal(
1639 stdout,
1640 j,
1641 OUTPUT_SHORT,
1642 0,
1643 0,
1644 arg_lines,
1645 get_output_flags() | OUTPUT_BEGIN_NEWLINE,
1646 NULL);
1647}
1648
f8d7c0c5
YW		 1649static int table_add_string_line(Table *table, const char *key, const char *value) {
1650 int r;
1651
1652 assert(table);
1653 assert(key);
1654
1655 if (isempty(value))
1656 return 0;
1657
1658 r = table_add_many(table,
8fff78a1 1659 TABLE_FIELD, key,
f8d7c0c5
YW		 1660 TABLE_STRING, value);
1661 if (r < 0)
1662 return table_log_add_error(r);
1663
1664 return 0;
1665}
1666
a2640646
DDM		 1667static int format_dropins(char **dropins) {
1668 STRV_FOREACH(d, dropins) {
1669 _cleanup_free_ char *s = NULL;
1670 int glyph = *(d + 1) == NULL ? SPECIAL_GLYPH_TREE_RIGHT : SPECIAL_GLYPH_TREE_BRANCH;
1671
1672 s = strjoin(special_glyph(glyph), *d);
1673 if (!s)
1674 return log_oom();
1675
1676 free_and_replace(*d, s);
1677 }
1678
1679 return 0;
1680}
1681
69fb1176 1682static int link_status_one(
d9ce1c24 1683 sd_bus *bus,
1c4baffc 1684 sd_netlink *rtnl,
81fd1dd3 1685 sd_hwdb *hwdb,
b147503e
LP		 1686 const LinkInfo *info) {
1687
a2640646
DDM		 1688 _cleanup_strv_free_ char **dns = NULL, **ntp = NULL, **sip = NULL, **search_domains = NULL,
1689 **route_domains = NULL, **link_dropins = NULL, **network_dropins = NULL;
e469d2a2 1690 _cleanup_free_ char *t = NULL, *network = NULL, *iaid = NULL, *duid = NULL, *captive_portal = NULL,
100433e0 1691 *setup_state = NULL, *operational_state = NULL, *online_state = NULL, *activation_policy = NULL;
35cab5f9 1692 const char *driver = NULL, *path = NULL, *vendor = NULL, *model = NULL, *link = NULL,
4a481ec4 1693 *on_color_operational, *off_color_operational, *on_color_setup, *off_color_setup, *on_color_online;
b295beea 1694 _cleanup_free_ int *carrier_bound_to = NULL, *carrier_bound_by = NULL;
35cab5f9 1695 _cleanup_(sd_dhcp_lease_unrefp) sd_dhcp_lease *lease = NULL;
98d5bef3 1696 _cleanup_(table_unrefp) Table *table = NULL;
b147503e 1697 int r;
9085f64a 1698
43449ca3 1699 assert(bus);
9085f64a 1700 assert(rtnl);
b147503e 1701 assert(info);
9085f64a 1702
b147503e 1703 (void) sd_network_link_get_operational_state(info->ifindex, &operational_state);
ceb366df 1704 operational_state_to_color(info->name, operational_state, &on_color_operational, &off_color_operational);
d57c365b 1705
4a481ec4
AŠ		 1706 (void) sd_network_link_get_online_state(info->ifindex, &online_state);
1707 online_state_to_color(online_state, &on_color_online, NULL);
1708
8f60c998 1709 (void) sd_network_link_get_setup_state(info->ifindex, &setup_state);
d57c365b 1710 setup_state_to_color(setup_state, &on_color_setup, &off_color_setup);
9085f64a 1711
b147503e
LP		 1712 (void) sd_network_link_get_dns(info->ifindex, &dns);
1713 (void) sd_network_link_get_search_domains(info->ifindex, &search_domains);
1714 (void) sd_network_link_get_route_domains(info->ifindex, &route_domains);
1715 (void) sd_network_link_get_ntp(info->ifindex, &ntp);
1f807af6 1716 (void) sd_network_link_get_sip(info->ifindex, &sip);
e469d2a2 1717 (void) sd_network_link_get_captive_portal(info->ifindex, &captive_portal);
f1d07d83 1718 (void) sd_network_link_get_network_file(info->ifindex, &network);
a2640646 1719 (void) sd_network_link_get_network_file_dropins(info->ifindex, &network_dropins);
f1d07d83
YW		 1720 (void) sd_network_link_get_carrier_bound_to(info->ifindex, &carrier_bound_to);
1721 (void) sd_network_link_get_carrier_bound_by(info->ifindex, &carrier_bound_by);
1722 (void) sd_network_link_get_activation_policy(info->ifindex, &activation_policy);
9085f64a 1723
172353b1 1724 if (info->sd_device) {
a2640646
DDM		 1725 const char *joined;
1726
172353b1 1727 (void) sd_device_get_property_value(info->sd_device, "ID_NET_LINK_FILE", &link);
a2640646
DDM		 1728
1729 if (sd_device_get_property_value(info->sd_device, "ID_NET_LINK_FILE_DROPINS", &joined) >= 0) {
1730 r = strv_split_full(&link_dropins, joined, ":", EXTRACT_CUNESCAPE);
1731 if (r < 0)
1732 return r;
1733 }
1734
172353b1
ZJS		 1735 (void) sd_device_get_property_value(info->sd_device, "ID_NET_DRIVER", &driver);
1736 (void) sd_device_get_property_value(info->sd_device, "ID_PATH", &path);
3cc7a9fd
LP		 1737 (void) device_get_vendor_string(info->sd_device, &vendor);
1738 (void) device_get_model_string(info->sd_device, &model);
9085f64a
LP		 1739 }
1740
4eef6fad 1741 r = net_get_type_string(info->sd_device, info->iftype, &t);
1a3caa49
YW		 1742 if (r == -ENOMEM)
1743 return log_oom();
b1acce80 1744
100433e0
ZJS		 1745 char lease_file[STRLEN("/run/systemd/netif/leases/") + DECIMAL_STR_MAX(int)];
1746 xsprintf(lease_file, "/run/systemd/netif/leases/%i", info->ifindex);
35cab5f9
YW		 1747
1748 (void) dhcp_lease_load(&lease, lease_file);
1749
a2640646
DDM		 1750 r = format_dropins(network_dropins);
1751 if (r < 0)
1752 return r;
1753
1754 if (strv_prepend(&network_dropins, network) < 0)
1755 return log_oom();
1756
1757 r = format_dropins(link_dropins);
1758 if (r < 0)
1759 return r;
1760
1761 if (strv_prepend(&link_dropins, link) < 0)
1762 return log_oom();
1763
8fff78a1 1764 table = table_new_vertical();
98d5bef3 1765 if (!table)
bd17fa8c 1766 return log_oom();
98d5bef3 1767
a42d9490
YW		 1768 if (arg_full)
1769 table_set_width(table, 0);
1770
f8d7c0c5 1771 /* unit files and basic states. */
8d0e0af2 1772 r = table_add_many(table,
8fff78a1 1773 TABLE_FIELD, "Link File",
a2640646 1774 TABLE_STRV, link_dropins ?: STRV_MAKE("n/a"),
8fff78a1 1775 TABLE_FIELD, "Network File",
a2640646 1776 TABLE_STRV, network_dropins ?: STRV_MAKE("n/a"),
8fff78a1 1777 TABLE_FIELD, "State");
98d5bef3 1778 if (r < 0)
bd17fa8c 1779 return table_log_add_error(r);
f8d7c0c5 1780
98d5bef3 1781 r = table_add_cell_stringf(table, NULL, "%s%s%s (%s%s%s)",
64e7ebde 1782 on_color_operational, strna(operational_state), off_color_operational,
8f60c998 1783 on_color_setup, setup_state ?: "unmanaged", off_color_setup);
98d5bef3 1784 if (r < 0)
bd17fa8c 1785 return table_log_add_error(r);
98d5bef3 1786
4a481ec4 1787 r = table_add_many(table,
8fff78a1 1788 TABLE_FIELD, "Online state",
4a481ec4
AŠ		 1789 TABLE_STRING, online_state ?: "unknown",
1790 TABLE_SET_COLOR, on_color_online);
1791 if (r < 0)
1792 return table_log_add_error(r);
1793
8fff78a1 1794 r = table_add_string_line(table, "Type", t);
f8d7c0c5
YW		 1795 if (r < 0)
1796 return r;
1797
8fff78a1 1798 r = table_add_string_line(table, "Kind", info->netdev_kind);
f8d7c0c5
YW		 1799 if (r < 0)
1800 return r;
1801
8fff78a1 1802 r = table_add_string_line(table, "Path", path);
f8d7c0c5
YW		 1803 if (r < 0)
1804 return r;
1805
8fff78a1 1806 r = table_add_string_line(table, "Driver", driver);
f8d7c0c5
YW		 1807 if (r < 0)
1808 return r;
1809
8fff78a1 1810 r = table_add_string_line(table, "Vendor", vendor);
f8d7c0c5
YW		 1811 if (r < 0)
1812 return r;
1813
8fff78a1 1814 r = table_add_string_line(table, "Model", model);
f8d7c0c5
YW		 1815 if (r < 0)
1816 return r;
1817
ae5b7792 1818 strv_sort(info->alternative_names);
8fff78a1 1819 r = dump_list(table, "Alternative Names", info->alternative_names);
536cdd07
YW		 1820 if (r < 0)
1821 return r;
511070ee 1822
57ae8cd8 1823 if (info->has_hw_address) {
8fff78a1 1824 r = dump_hw_address(table, hwdb, "Hardware Address", &info->hw_address);
98d5bef3 1825 if (r < 0)
57ae8cd8 1826 return r;
db73295a 1827 }
9085f64a 1828
ed9fa69f 1829 if (info->has_permanent_hw_address) {
8fff78a1 1830 r = dump_hw_address(table, hwdb, "Permanent Hardware Address", &info->permanent_hw_address);
caa8538a 1831 if (r < 0)
ed9fa69f 1832 return r;
caa8538a
YW		 1833 }
1834
c06ff86e
YW		 1835 if (info->mtu > 0) {
1836 char min_str[DECIMAL_STR_MAX(uint32_t)], max_str[DECIMAL_STR_MAX(uint32_t)];
1837
1838 xsprintf(min_str, "%" PRIu32, info->min_mtu);
1839 xsprintf(max_str, "%" PRIu32, info->max_mtu);
1840
8fff78a1 1841 r = table_add_cell(table, NULL, TABLE_FIELD, "MTU");
98d5bef3 1842 if (r < 0)
bd17fa8c 1843 return table_log_add_error(r);
8fff78a1 1844
c06ff86e
YW		 1845 r = table_add_cell_stringf(table, NULL, "%" PRIu32 "%s%s%s%s%s%s%s",
1846 info->mtu,
1847 info->min_mtu > 0 || info->max_mtu > 0 ? " (" : "",
90e29fe1 1848 info->min_mtu > 0 ? "min: " : "",
c06ff86e
YW		 1849 info->min_mtu > 0 ? min_str : "",
1850 info->min_mtu > 0 && info->max_mtu > 0 ? ", " : "",
90e29fe1 1851 info->max_mtu > 0 ? "max: " : "",
c06ff86e
YW		 1852 info->max_mtu > 0 ? max_str : "",
1853 info->min_mtu > 0 || info->max_mtu > 0 ? ")" : "");
98d5bef3 1854 if (r < 0)
e810df37
SS		 1855 return table_log_add_error(r);
1856 }
1857
8fff78a1 1858 r = table_add_string_line(table, "QDisc", info->qdisc);
f8d7c0c5
YW		 1859 if (r < 0)
1860 return r;
6cfef1b3
SS		 1861
1862 if (info->master > 0) {
1863 r = table_add_many(table,
8fff78a1 1864 TABLE_FIELD, "Master",
6cfef1b3
SS		 1865 TABLE_IFINDEX, info->master);
1866 if (r < 0)
bd17fa8c 1867 return table_log_add_error(r);
98d5bef3 1868 }
8eb9058d 1869
d69b62de
SS		 1870 if (info->has_ipv6_address_generation_mode) {
1871 static const struct {
1872 const char *mode;
1873 } mode_table[] = {
1874 { "eui64" },
1875 { "none" },
1876 { "stable-privacy" },
1877 { "random" },
1878 };
1879
1880 r = table_add_many(table,
8fff78a1 1881 TABLE_FIELD, "IPv6 Address Generation Mode",
d69b62de
SS		 1882 TABLE_STRING, mode_table[info->addr_gen_mode]);
1883 if (r < 0)
1884 return table_log_add_error(r);
1885 }
1886
c82d1bf2
SS		 1887 if (streq_ptr(info->netdev_kind, "bridge")) {
1888 r = table_add_many(table,
8fff78a1 1889 TABLE_FIELD, "Forward Delay",
c82d1bf2 1890 TABLE_TIMESPAN_MSEC, jiffies_to_usec(info->forward_delay),
8fff78a1 1891 TABLE_FIELD, "Hello Time",
c82d1bf2 1892 TABLE_TIMESPAN_MSEC, jiffies_to_usec(info->hello_time),
8fff78a1 1893 TABLE_FIELD, "Max Age",
c82d1bf2 1894 TABLE_TIMESPAN_MSEC, jiffies_to_usec(info->max_age),
8fff78a1 1895 TABLE_FIELD, "Ageing Time",
c82d1bf2 1896 TABLE_TIMESPAN_MSEC, jiffies_to_usec(info->ageing_time),
8fff78a1 1897 TABLE_FIELD, "Priority",
c82d1bf2 1898 TABLE_UINT16, info->priority,
8fff78a1 1899 TABLE_FIELD, "STP",
c82d1bf2 1900 TABLE_BOOLEAN, info->stp_state > 0,
8fff78a1 1901 TABLE_FIELD, "Multicast IGMP Version",
12ef8fb6 1902 TABLE_UINT8, info->mcast_igmp_version,
8fff78a1 1903 TABLE_FIELD, "Cost",
12ef8fb6 1904 TABLE_UINT32, info->cost);
c82d1bf2 1905 if (r < 0)
bd17fa8c 1906 return table_log_add_error(r);
b24281aa 1907
f8d7c0c5 1908 if (info->port_state <= BR_STATE_BLOCKING) {
12ef8fb6 1909 r = table_add_many(table,
8fff78a1 1910 TABLE_FIELD, "Port State",
a8389a33 1911 TABLE_STRING, bridge_state_to_string(info->port_state));
f8d7c0c5
YW		 1912 if (r < 0)
1913 return table_log_add_error(r);
1914 }
1915
b1d6fe70 1916 } else if (streq_ptr(info->netdev_kind, "bond")) {
b1d6fe70 1917 r = table_add_many(table,
8fff78a1 1918 TABLE_FIELD, "Mode",
43bf2874 1919 TABLE_STRING, bond_mode_to_string(info->mode),
8fff78a1 1920 TABLE_FIELD, "Miimon",
05e022a9 1921 TABLE_TIMESPAN_MSEC, info->miimon * USEC_PER_MSEC,
8fff78a1 1922 TABLE_FIELD, "Updelay",
05e022a9 1923 TABLE_TIMESPAN_MSEC, info->updelay * USEC_PER_MSEC,
8fff78a1 1924 TABLE_FIELD, "Downdelay",
05e022a9 1925 TABLE_TIMESPAN_MSEC, info->downdelay * USEC_PER_MSEC);
b1d6fe70
SS		 1926 if (r < 0)
1927 return table_log_add_error(r);
1928
b24281aa 1929 } else if (streq_ptr(info->netdev_kind, "vxlan")) {
22ae6c7d
SS		 1930 char ttl[CONST_MAX(STRLEN("auto") + 1, DECIMAL_STR_MAX(uint8_t))];
1931
b24281aa
SS		 1932 if (info->vxlan_info.vni > 0) {
1933 r = table_add_many(table,
8fff78a1 1934 TABLE_FIELD, "VNI",
b24281aa
SS		 1935 TABLE_UINT32, info->vxlan_info.vni);
1936 if (r < 0)
bd17fa8c 1937 return table_log_add_error(r);
b24281aa
SS		 1938 }
1939
1940 if (IN_SET(info->vxlan_info.group_family, AF_INET, AF_INET6)) {
659f85a5
SS		 1941 const char *p;
1942
1943 r = in_addr_is_multicast(info->vxlan_info.group_family, &info->vxlan_info.group);
1944 if (r <= 0)
8fff78a1 1945 p = "Remote";
659f85a5 1946 else
8fff78a1 1947 p = "Group";
659f85a5 1948
b24281aa 1949 r = table_add_many(table,
8fff78a1
MY		 1950 TABLE_FIELD, p,
1951 info->vxlan_info.group_family == AF_INET ? TABLE_IN_ADDR : TABLE_IN6_ADDR, &info->vxlan_info.group);
b24281aa 1952 if (r < 0)
bd17fa8c 1953 return table_log_add_error(r);
b24281aa
SS		 1954 }
1955
1956 if (IN_SET(info->vxlan_info.local_family, AF_INET, AF_INET6)) {
1957 r = table_add_many(table,
8fff78a1
MY		 1958 TABLE_FIELD, "Local",
1959 info->vxlan_info.local_family == AF_INET ? TABLE_IN_ADDR : TABLE_IN6_ADDR, &info->vxlan_info.local);
b24281aa 1960 if (r < 0)
bd17fa8c 1961 return table_log_add_error(r);
b24281aa
SS		 1962 }
1963
1964 if (info->vxlan_info.dest_port > 0) {
1965 r = table_add_many(table,
8fff78a1 1966 TABLE_FIELD, "Destination Port",
b24281aa
SS		 1967 TABLE_UINT16, be16toh(info->vxlan_info.dest_port));
1968 if (r < 0)
bd17fa8c 1969 return table_log_add_error(r);
b24281aa
SS		 1970 }
1971
1972 if (info->vxlan_info.link > 0) {
1973 r = table_add_many(table,
8fff78a1 1974 TABLE_FIELD, "Underlying Device",
b24281aa
SS		 1975 TABLE_IFINDEX, info->vxlan_info.link);
1976 if (r < 0)
bd17fa8c 1977 return table_log_add_error(r);
b24281aa 1978 }
22ae6c7d
SS		 1979
1980 r = table_add_many(table,
8fff78a1
MY		 1981 TABLE_FIELD, "Learning",
1982 TABLE_BOOLEAN, info->vxlan_info.learning,
1983 TABLE_FIELD, "RSC",
1984 TABLE_BOOLEAN, info->vxlan_info.rsc,
1985 TABLE_FIELD, "L3MISS",
1986 TABLE_BOOLEAN, info->vxlan_info.l3miss,
1987 TABLE_FIELD, "L2MISS",
22ae6c7d
SS		 1988 TABLE_BOOLEAN, info->vxlan_info.l2miss);
1989 if (r < 0)
1990 return table_log_add_error(r);
1991
1992 if (info->vxlan_info.tos > 1) {
1993 r = table_add_many(table,
8fff78a1 1994 TABLE_FIELD, "TOS",
22ae6c7d
SS		 1995 TABLE_UINT8, info->vxlan_info.tos);
1996 if (r < 0)
1997 return table_log_add_error(r);
1998 }
1999
2000 if (info->vxlan_info.ttl > 0)
2001 xsprintf(ttl, "%" PRIu8, info->vxlan_info.ttl);
2002 else
2003 strcpy(ttl, "auto");
2004
2005 r = table_add_many(table,
8fff78a1 2006 TABLE_FIELD, "TTL",
22ae6c7d
SS		 2007 TABLE_STRING, ttl);
2008 if (r < 0)
2009 return table_log_add_error(r);
f8d7c0c5 2010
2b2a1ae6
SS		 2011 } else if (streq_ptr(info->netdev_kind, "vlan") && info->vlan_id > 0) {
2012 r = table_add_many(table,
8fff78a1 2013 TABLE_FIELD, "VLan Id",
2b2a1ae6
SS		 2014 TABLE_UINT16, info->vlan_id);
2015 if (r < 0)
2016 return table_log_add_error(r);
f8d7c0c5 2017
5712d689 2018 } else if (STRPTR_IN_SET(info->netdev_kind, "ipip", "sit", "gre", "gretap", "erspan", "vti")) {
94876904 2019 if (in_addr_is_set(AF_INET, &info->local)) {
dca35224 2020 r = table_add_many(table,
8fff78a1 2021 TABLE_FIELD, "Local",
dca35224
SS		 2022 TABLE_IN_ADDR, &info->local);
2023 if (r < 0)
2024 return table_log_add_error(r);
2025 }
2026
94876904 2027 if (in_addr_is_set(AF_INET, &info->remote)) {
dca35224 2028 r = table_add_many(table,
8fff78a1 2029 TABLE_FIELD, "Remote",
dca35224
SS		 2030 TABLE_IN_ADDR, &info->remote);
2031 if (r < 0)
2032 return table_log_add_error(r);
2033 }
f8d7c0c5 2034
5712d689 2035 } else if (STRPTR_IN_SET(info->netdev_kind, "ip6gre", "ip6gretap", "ip6erspan", "vti6")) {
94876904 2036 if (in_addr_is_set(AF_INET6, &info->local)) {
ad760bc1 2037 r = table_add_many(table,
8fff78a1 2038 TABLE_FIELD, "Local",
ad760bc1
SS		 2039 TABLE_IN6_ADDR, &info->local);
2040 if (r < 0)
2041 return table_log_add_error(r);
2042 }
2043
94876904 2044 if (in_addr_is_set(AF_INET6, &info->remote)) {
ad760bc1 2045 r = table_add_many(table,
8fff78a1 2046 TABLE_FIELD, "Remote",
ad760bc1
SS		 2047 TABLE_IN6_ADDR, &info->remote);
2048 if (r < 0)
2049 return table_log_add_error(r);
2050 }
f8d7c0c5 2051
4e1a1991
SS		 2052 } else if (streq_ptr(info->netdev_kind, "geneve")) {
2053 r = table_add_many(table,
8fff78a1 2054 TABLE_FIELD, "VNI",
4e1a1991
SS		 2055 TABLE_UINT32, info->vni);
2056 if (r < 0)
2057 return table_log_add_error(r);
2058
94876904 2059 if (info->has_tunnel_ipv4 && in_addr_is_set(AF_INET, &info->remote)) {
4e1a1991 2060 r = table_add_many(table,
8fff78a1 2061 TABLE_FIELD, "Remote",
4e1a1991
SS		 2062 TABLE_IN_ADDR, &info->remote);
2063 if (r < 0)
2064 return table_log_add_error(r);
94876904 2065 } else if (in_addr_is_set(AF_INET6, &info->remote)) {
4e1a1991 2066 r = table_add_many(table,
8fff78a1 2067 TABLE_FIELD, "Remote",
4e1a1991
SS		 2068 TABLE_IN6_ADDR, &info->remote);
2069 if (r < 0)
2070 return table_log_add_error(r);
2071 }
2072
2073 if (info->ttl > 0) {
2074 r = table_add_many(table,
8fff78a1 2075 TABLE_FIELD, "TTL",
4e1a1991
SS		 2076 TABLE_UINT8, info->ttl);
2077 if (r < 0)
2078 return table_log_add_error(r);
2079 }
2080
2081 if (info->tos > 0) {
2082 r = table_add_many(table,
8fff78a1 2083 TABLE_FIELD, "TOS",
4e1a1991
SS		 2084 TABLE_UINT8, info->tos);
2085 if (r < 0)
2086 return table_log_add_error(r);
2087 }
2088
2089 r = table_add_many(table,
8fff78a1
MY		 2090 TABLE_FIELD, "Port",
2091 TABLE_UINT16, info->tunnel_port,
2092 TABLE_FIELD, "Inherit",
e7b38d7d
SS		 2093 TABLE_STRING, geneve_df_to_string(info->inherit));
2094 if (r < 0)
2095 return table_log_add_error(r);
2096
2097 if (info->df > 0) {
2098 r = table_add_many(table,
8fff78a1 2099 TABLE_FIELD, "IPDoNotFragment",
e7b38d7d
SS		 2100 TABLE_UINT8, info->df);
2101 if (r < 0)
2102 return table_log_add_error(r);
2103 }
2104
2105 r = table_add_many(table,
8fff78a1
MY		 2106 TABLE_FIELD, "UDPChecksum",
2107 TABLE_BOOLEAN, info->csum,
2108 TABLE_FIELD, "UDP6ZeroChecksumTx",
2109 TABLE_BOOLEAN, info->csum6_tx,
2110 TABLE_FIELD, "UDP6ZeroChecksumRx",
e7b38d7d
SS		 2111 TABLE_BOOLEAN, info->csum6_rx);
2112 if (r < 0)
2113 return table_log_add_error(r);
2114
2115 if (info->label > 0) {
2116 r = table_add_many(table,
8fff78a1 2117 TABLE_FIELD, "FlowLabel",
e7b38d7d
SS		 2118 TABLE_UINT32, info->label);
2119 if (r < 0)
2120 return table_log_add_error(r);
2121 }
f8d7c0c5 2122
cf217a09
SS		 2123 } else if (STRPTR_IN_SET(info->netdev_kind, "macvlan", "macvtap")) {
2124 r = table_add_many(table,
8fff78a1 2125 TABLE_FIELD, "Mode",
cf217a09
SS		 2126 TABLE_STRING, macvlan_mode_to_string(info->macvlan_mode));
2127 if (r < 0)
2128 return table_log_add_error(r);
f8d7c0c5 2129
851ef1ed 2130 } else if (streq_ptr(info->netdev_kind, "ipvlan")) {
8fff78a1 2131 const char *p;
851ef1ed
SS		 2132
2133 if (info->ipvlan_flags & IPVLAN_F_PRIVATE)
8fff78a1 2134 p = "private";
851ef1ed 2135 else if (info->ipvlan_flags & IPVLAN_F_VEPA)
8fff78a1 2136 p = "vepa";
851ef1ed 2137 else
8fff78a1 2138 p = "bridge";
851ef1ed 2139
8fff78a1
MY		 2140 r = table_add_cell(table, NULL, TABLE_FIELD, "Mode");
2141 if (r < 0)
2142 return table_log_add_error(r);
851ef1ed 2143
8fff78a1
MY		 2144 r = table_add_cell_stringf(table, NULL, "%s (%s)",
2145 ipvlan_mode_to_string(info->ipvlan_mode), p);
851ef1ed
SS		 2146 if (r < 0)
2147 return table_log_add_error(r);
c82d1bf2
SS		 2148 }
2149
8d07de25
ZJS		 2150 if (info->has_wlan_link_info) {
2151 _cleanup_free_ char *esc = NULL;
8d07de25 2152
8fff78a1 2153 r = table_add_cell(table, NULL, TABLE_FIELD, "Wi-Fi access point");
8d07de25 2154 if (r < 0)
bd17fa8c 2155 return table_log_add_error(r);
8d07de25
ZJS		 2156
2157 if (info->ssid)
2158 esc = cescape(info->ssid);
2159
2160 r = table_add_cell_stringf(table, NULL, "%s (%s)",
2161 strnull(esc),
4b574fd8 2162 ETHER_ADDR_TO_STR(&info->bssid));
8d07de25 2163 if (r < 0)
bd17fa8c 2164 return table_log_add_error(r);
8d07de25
ZJS		 2165 }
2166
335dd8ba 2167 if (info->has_bitrates) {
8fff78a1 2168 r = table_add_cell(table, NULL, TABLE_FIELD, "Bit Rate (Tx/Rx)");
335dd8ba 2169 if (r < 0)
bd17fa8c 2170 return table_log_add_error(r);
8fff78a1 2171
42a63431 2172 r = table_add_cell_stringf(table, NULL, "%sbps/%sbps",
46e23f9a
ZJS		 2173 FORMAT_BYTES_FULL(info->tx_bitrate, 0),
2174 FORMAT_BYTES_FULL(info->rx_bitrate, 0));
335dd8ba 2175 if (r < 0)
bd17fa8c 2176 return table_log_add_error(r);
335dd8ba
YW		 2177 }
2178
98d5bef3 2179 if (info->has_tx_queues || info->has_rx_queues) {
8fff78a1 2180 r = table_add_cell(table, NULL, TABLE_FIELD, "Number of Queues (Tx/Rx)");
98d5bef3 2181 if (r < 0)
bd17fa8c 2182 return table_log_add_error(r);
8fff78a1 2183
98d5bef3
YW		 2184 r = table_add_cell_stringf(table, NULL, "%" PRIu32 "/%" PRIu32, info->tx_queues, info->rx_queues);
2185 if (r < 0)
bd17fa8c 2186 return table_log_add_error(r);
98d5bef3 2187 }
0d4ad91d 2188
c967d2c7 2189 if (info->has_ethtool_link_info) {
c967d2c7 2190 if (IN_SET(info->autonegotiation, AUTONEG_DISABLE, AUTONEG_ENABLE)) {
8d0e0af2 2191 r = table_add_many(table,
8fff78a1 2192 TABLE_FIELD, "Auto negotiation",
8d0e0af2 2193 TABLE_BOOLEAN, info->autonegotiation == AUTONEG_ENABLE);
c967d2c7 2194 if (r < 0)
bd17fa8c 2195 return table_log_add_error(r);
c967d2c7
YW		 2196 }
2197
f8d7c0c5 2198 if (info->speed > 0 && info->speed != UINT64_MAX) {
8d0e0af2 2199 r = table_add_many(table,
8fff78a1 2200 TABLE_FIELD, "Speed",
50299121 2201 TABLE_BPS, info->speed);
c967d2c7 2202 if (r < 0)
bd17fa8c 2203 return table_log_add_error(r);
c967d2c7
YW		 2204 }
2205
8fff78a1 2206 r = table_add_string_line(table, "Duplex", duplex_to_string(info->duplex));
f8d7c0c5
YW		 2207 if (r < 0)
2208 return r;
c967d2c7 2209
8fff78a1 2210 r = table_add_string_line(table, "Port", port_to_string(info->port));
f8d7c0c5
YW		 2211 if (r < 0)
2212 return r;
c967d2c7
YW		 2213 }
2214
d41fa6ee 2215 r = dump_addresses(rtnl, lease, table, info->ifindex);
98d5bef3
YW		 2216 if (r < 0)
2217 return r;
8fff78a1 2218
98d5bef3
YW		 2219 r = dump_gateways(rtnl, hwdb, table, info->ifindex);
2220 if (r < 0)
2221 return r;
8fff78a1
MY		 2222
2223 r = dump_list(table, "DNS", dns);
98d5bef3
YW		 2224 if (r < 0)
2225 return r;
8fff78a1
MY		 2226
2227 r = dump_list(table, "Search Domains", search_domains);
98d5bef3
YW		 2228 if (r < 0)
2229 return r;
8fff78a1
MY		 2230
2231 r = dump_list(table, "Route Domains", route_domains);
98d5bef3
YW		 2232 if (r < 0)
2233 return r;
8fff78a1
MY		 2234
2235 r = dump_list(table, "NTP", ntp);
1f807af6
SS		 2236 if (r < 0)
2237 return r;
8fff78a1
MY		 2238
2239 r = dump_list(table, "SIP", sip);
98d5bef3
YW		 2240 if (r < 0)
2241 return r;
8fff78a1
MY		 2242
2243 r = dump_ifindexes(table, "Carrier Bound To", carrier_bound_to);
98d5bef3
YW		 2244 if (r < 0)
2245 return r;
8fff78a1
MY		 2246
2247 r = dump_ifindexes(table, "Carrier Bound By", carrier_bound_by);
98d5bef3
YW		 2248 if (r < 0)
2249 return r;
9085f64a 2250
8fff78a1 2251 r = table_add_string_line(table, "Activation Policy", activation_policy);
f1d07d83
YW		 2252 if (r < 0)
2253 return r;
a853652a 2254
003015af
DS		 2255 r = sd_network_link_get_required_for_online(info->ifindex);
2256 if (r >= 0) {
2257 r = table_add_many(table,
8fff78a1 2258 TABLE_FIELD, "Required For Online",
003015af
DS		 2259 TABLE_BOOLEAN, r);
2260 if (r < 0)
2261 return table_log_add_error(r);
2262 }
2263
52ee8ecf
YW		 2264 if (captive_portal) {
2265 r = table_add_many(table,
8fff78a1 2266 TABLE_FIELD, "Captive Portal",
52ee8ecf
YW		 2267 TABLE_STRING, captive_portal,
2268 TABLE_SET_URL, captive_portal);
2269 if (r < 0)
2270 return table_log_add_error(r);
2271 }
e469d2a2 2272
35cab5f9 2273 if (lease) {
d59a2b3b 2274 const sd_dhcp_client_id *client_id;
35cab5f9
YW		 2275 const char *tz;
2276
2277 r = sd_dhcp_lease_get_timezone(lease, &tz);
2278 if (r >= 0) {
2279 r = table_add_many(table,
8fff78a1 2280 TABLE_FIELD, "Time Zone",
35cab5f9
YW		 2281 TABLE_STRING, tz);
2282 if (r < 0)
2283 return table_log_add_error(r);
2284 }
8eb9058d 2285
d59a2b3b 2286 r = sd_dhcp_lease_get_client_id(lease, &client_id);
862e7108
YW		 2287 if (r >= 0) {
2288 _cleanup_free_ char *id = NULL;
2289
d59a2b3b 2290 r = sd_dhcp_client_id_to_string(client_id, &id);
862e7108
YW		 2291 if (r >= 0) {
2292 r = table_add_many(table,
8fff78a1 2293 TABLE_FIELD, "DHCP4 Client ID",
862e7108
YW		 2294 TABLE_STRING, id);
2295 if (r < 0)
2296 return table_log_add_error(r);
2297 }
2298 }
2153bbc8
SS		 2299 }
2300
331ee15f
SS		 2301 r = sd_network_link_get_dhcp6_client_iaid_string(info->ifindex, &iaid);
2302 if (r >= 0) {
2303 r = table_add_many(table,
8fff78a1 2304 TABLE_FIELD, "DHCP6 Client IAID",
331ee15f
SS		 2305 TABLE_STRING, iaid);
2306 if (r < 0)
2307 return table_log_add_error(r);
2308 }
2309
63911885
SS		 2310 r = sd_network_link_get_dhcp6_client_duid_string(info->ifindex, &duid);
2311 if (r >= 0) {
2312 r = table_add_many(table,
8fff78a1 2313 TABLE_FIELD, "DHCP6 Client DUID",
63911885
SS		 2314 TABLE_STRING, duid);
2315 if (r < 0)
2316 return table_log_add_error(r);
2317 }
2318
8fff78a1 2319 r = dump_lldp_neighbors(table, "Connected To", info->ifindex);
98d5bef3
YW		 2320 if (r < 0)
2321 return r;
837f57da 2322
8fff78a1 2323 r = dump_dhcp_leases(table, "Offered DHCP leases", bus, info);
d9ce1c24
MAL		 2324 if (r < 0)
2325 return r;
2326
a459b24f
YW		 2327 r = dump_statistics(table, info);
2328 if (r < 0)
2329 return r;
2330
8fff78a1
MY		 2331 /* First line: circle, ifindex, ifname. */
2332 printf("%s%s%s %d: %s\n",
2333 on_color_operational, special_glyph(SPECIAL_GLYPH_BLACK_CIRCLE), off_color_operational,
2334 info->ifindex, info->name);
2335
10c71c36
YW		 2336 r = table_print(table, NULL);
2337 if (r < 0)
4b6607d9 2338 return table_log_print_error(r);
10c71c36
YW		 2339
2340 return show_logs(info);
9085f64a
LP		 2341}
2342
0070333f 2343static int system_status(sd_netlink *rtnl, sd_hwdb *hwdb) {
8fff78a1
MY		 2344 _cleanup_free_ char *operational_state = NULL, *online_state = NULL, *netifs_joined = NULL;
2345 _cleanup_strv_free_ char **netifs = NULL, **dns = NULL, **ntp = NULL, **search_domains = NULL, **route_domains = NULL;
2346 const char *on_color_operational, *off_color_operational, *on_color_online;
98d5bef3 2347 _cleanup_(table_unrefp) Table *table = NULL;
98d5bef3 2348 int r;
0070333f
LP		 2349
2350 assert(rtnl);
2351
4abd866d 2352 (void) sd_network_get_operational_state(&operational_state);
8fff78a1 2353 operational_state_to_color(NULL, operational_state, &on_color_operational, &off_color_operational);
0070333f 2354
4a481ec4
AŠ		 2355 (void) sd_network_get_online_state(&online_state);
2356 online_state_to_color(online_state, &on_color_online, NULL);
2357
8fff78a1 2358 table = table_new_vertical();
98d5bef3 2359 if (!table)
bd17fa8c 2360 return log_oom();
98d5bef3 2361
a42d9490
YW		 2362 if (arg_full)
2363 table_set_width(table, 0);
2364
8fff78a1
MY		 2365 r = get_files_in_directory("/run/systemd/netif/links/", &netifs);
2366 if (r < 0 && r != -ENOENT)
2367 return log_error_errno(r, "Failed to list network interfaces: %m");
2368 else if (r > 0) {
2369 netifs_joined = strv_join(netifs, ", ");
2370 if (!netifs_joined)
2371 return log_oom();
2372 }
98d5bef3 2373
8d0e0af2 2374 r = table_add_many(table,
8fff78a1 2375 TABLE_FIELD, "State",
8d0e0af2 2376 TABLE_STRING, strna(operational_state),
4a481ec4 2377 TABLE_SET_COLOR, on_color_operational,
8fff78a1 2378 TABLE_FIELD, "Online state",
4a481ec4
AŠ		 2379 TABLE_STRING, online_state ?: "unknown",
2380 TABLE_SET_COLOR, on_color_online);
bd17fa8c
YW		 2381 if (r < 0)
2382 return table_log_add_error(r);
0070333f 2383
d41fa6ee 2384 r = dump_addresses(rtnl, NULL, table, 0);
98d5bef3
YW		 2385 if (r < 0)
2386 return r;
8fff78a1 2387
98d5bef3
YW		 2388 r = dump_gateways(rtnl, hwdb, table, 0);
2389 if (r < 0)
2390 return r;
0070333f 2391
4abd866d 2392 (void) sd_network_get_dns(&dns);
8fff78a1 2393 r = dump_list(table, "DNS", dns);
98d5bef3
YW		 2394 if (r < 0)
2395 return r;
0070333f 2396
4abd866d 2397 (void) sd_network_get_search_domains(&search_domains);
8fff78a1 2398 r = dump_list(table, "Search Domains", search_domains);
98d5bef3
YW		 2399 if (r < 0)
2400 return r;
0070333f 2401
4abd866d 2402 (void) sd_network_get_route_domains(&route_domains);
8fff78a1 2403 r = dump_list(table, "Route Domains", route_domains);
98d5bef3
YW		 2404 if (r < 0)
2405 return r;
0070333f 2406
4abd866d 2407 (void) sd_network_get_ntp(&ntp);
8fff78a1 2408 r = dump_list(table, "NTP", ntp);
98d5bef3
YW		 2409 if (r < 0)
2410 return r;
0070333f 2411
8fff78a1
MY		 2412 printf("%s%s%s Interfaces: %s\n",
2413 on_color_operational, special_glyph(SPECIAL_GLYPH_BLACK_CIRCLE), off_color_operational,
2414 strna(netifs_joined));
2415
10c71c36
YW		 2416 r = table_print(table, NULL);
2417 if (r < 0)
4b6607d9 2418 return table_log_print_error(r);
10c71c36
YW		 2419
2420 return show_logs(NULL);
0070333f
LP		 2421}
2422
266b5389 2423static int link_status(int argc, char *argv[], void *userdata) {
445f0d8b 2424 _cleanup_(sd_bus_flush_close_unrefp) sd_bus *bus = NULL;
4afd3348 2425 _cleanup_(sd_netlink_unrefp) sd_netlink *rtnl = NULL;
b147503e 2426 _cleanup_(sd_hwdb_unrefp) sd_hwdb *hwdb = NULL;
172353b1 2427 _cleanup_(link_info_array_freep) LinkInfo *links = NULL;
b48e277f 2428 int r, c;
ee8c4568 2429
445f0d8b
MY		 2430 r = acquire_bus(&bus);
2431 if (r < 0)
2432 return r;
2433
bfc2b05e
YW		 2434 if (arg_json_format_flags != JSON_FORMAT_OFF) {
2435 if (arg_all || argc <= 1)
d821e40c 2436 return dump_manager_description(bus);
bfc2b05e 2437 else
d821e40c 2438 return dump_link_description(bus, strv_skip(argv, 1));
bfc2b05e
YW		 2439 }
2440
384c2c32 2441 pager_open(arg_pager_flags);
0070333f 2442
1c4baffc 2443 r = sd_netlink_open(&rtnl);
f647962d
MS		 2444 if (r < 0)
2445 return log_error_errno(r, "Failed to connect to netlink: %m");
f7d68aa8 2446
81fd1dd3
TG		 2447 r = sd_hwdb_new(&hwdb);
2448 if (r < 0)
2449 log_debug_errno(r, "Failed to open hardware database: %m");
69fb1176 2450
b147503e 2451 if (arg_all)
335dd8ba 2452 c = acquire_link_info(bus, rtnl, NULL, &links);
b147503e 2453 else if (argc <= 1)
0070333f 2454 return system_status(rtnl, hwdb);
b147503e 2455 else
335dd8ba 2456 c = acquire_link_info(bus, rtnl, argv + 1, &links);
b147503e
LP		 2457 if (c < 0)
2458 return c;
ee8c4568 2459
8fff78a1
MY		 2460 r = 0;
2461
2462 bool first = true;
2463 FOREACH_ARRAY(i, links, c) {
2464 if (!first)
2465 putchar('\n');
ee8c4568 2466
8fff78a1
MY		 2467 RET_GATHER(r, link_status_one(bus, rtnl, hwdb, i));
2468
2469 first = false;
ee8c4568
LP		 2470 }
2471
8fff78a1 2472 return r;
ee8c4568
LP		 2473}
2474
34437b4f
LP		 2475static char *lldp_capabilities_to_string(uint16_t x) {
2476 static const char characters[] = {
2477 'o', 'p', 'b', 'w', 'r', 't', 'd', 'a', 'c', 's', 'm',
2478 };
2479 char *ret;
2480 unsigned i;
49699bac 2481
34437b4f
LP		 2482 ret = new(char, ELEMENTSOF(characters) + 1);
2483 if (!ret)
49699bac
SS		 2484 return NULL;
2485
34437b4f
LP		 2486 for (i = 0; i < ELEMENTSOF(characters); i++)
2487 ret[i] = (x & (1U << i)) ? characters[i] : '.';
49699bac 2488
34437b4f
LP		 2489 ret[i] = 0;
2490 return ret;
49699bac
SS		 2491}
2492
4c3160f1 2493static void lldp_capabilities_legend(uint16_t x) {
b48e277f 2494 unsigned cols = columns();
404d53a9 2495 static const char* const table[] = {
4c3160f1
ZJS		 2496 "o - Other",
2497 "p - Repeater",
2498 "b - Bridge",
2499 "w - WLAN Access Point",
2500 "r - Router",
2501 "t - Telephone",
2502 "d - DOCSIS cable device",
2503 "a - Station",
2504 "c - Customer VLAN",
2505 "s - Service VLAN",
2506 "m - Two-port MAC Relay (TPMR)",
2507 };
2508
2509 if (x == 0)
2510 return;
2511
2512 printf("\nCapability Flags:\n");
b48e277f 2513 for (unsigned w = 0, i = 0; i < ELEMENTSOF(table); i++)
4c3160f1
ZJS		 2514 if (x & (1U << i) || arg_all) {
2515 bool newline;
2516
2517 newline = w + strlen(table[i]) + (w == 0 ? 0 : 2) > cols;
2518 if (newline)
2519 w = 0;
2520 w += printf("%s%s%s", newline ? "\n" : "", w == 0 ? "" : "; ", table[i]);
2521 }
2522 puts("");
2523}
2524
49699bac 2525static int link_lldp_status(int argc, char *argv[], void *userdata) {
b147503e 2526 _cleanup_(sd_netlink_unrefp) sd_netlink *rtnl = NULL;
172353b1 2527 _cleanup_(link_info_array_freep) LinkInfo *links = NULL;
658e9106 2528 _cleanup_(table_unrefp) Table *table = NULL;
b48e277f 2529 int r, c, m = 0;
4c3160f1 2530 uint16_t all = 0;
658e9106 2531 TableCell *cell;
b147503e
LP		 2532
2533 r = sd_netlink_open(&rtnl);
2534 if (r < 0)
2535 return log_error_errno(r, "Failed to connect to netlink: %m");
49699bac 2536
335dd8ba 2537 c = acquire_link_info(NULL, rtnl, argc > 1 ? argv + 1 : NULL, &links);
49699bac 2538 if (c < 0)
7d367b45
LP		 2539 return c;
2540
384c2c32 2541 pager_open(arg_pager_flags);
49699bac 2542
4252171a 2543 table = table_new("link",
27cd31c0
SE		 2544 "chassis-id",
2545 "system-name",
4252171a 2546 "caps",
27cd31c0
SE		 2547 "port-id",
2548 "port-description");
658e9106 2549 if (!table)
bd17fa8c 2550 return log_oom();
658e9106 2551
a42d9490
YW		 2552 if (arg_full)
2553 table_set_width(table, 0);
2554
658e9106
YW		 2555 table_set_header(table, arg_legend);
2556
658e9106
YW		 2557 assert_se(cell = table_get_cell(table, 0, 3));
2558 table_set_minimum_width(table, cell, 11);
38747657 2559 table_set_ersatz_string(table, TABLE_ERSATZ_DASH);
658e9106 2560
7db07767 2561 FOREACH_ARRAY(link, links, c) {
34437b4f 2562 _cleanup_fclose_ FILE *f = NULL;
49699bac 2563
7db07767 2564 r = open_lldp_neighbors(link->ifindex, &f);
837f57da
LP		 2565 if (r == -ENOENT)
2566 continue;
2567 if (r < 0) {
7db07767 2568 log_warning_errno(r, "Failed to open LLDP data for %i, ignoring: %m", link->ifindex);
34437b4f
LP		 2569 continue;
2570 }
49699bac 2571
34437b4f 2572 for (;;) {
e2835111 2573 const char *chassis_id = NULL, *port_id = NULL, *system_name = NULL, *port_description = NULL;
34437b4f 2574 _cleanup_(sd_lldp_neighbor_unrefp) sd_lldp_neighbor *n = NULL;
27cd31c0 2575 _cleanup_free_ char *capabilities = NULL;
34437b4f 2576 uint16_t cc;
49699bac 2577
837f57da 2578 r = next_lldp_neighbor(f, &n);
34437b4f 2579 if (r < 0) {
837f57da 2580 log_warning_errno(r, "Failed to read neighbor data: %m");
34437b4f 2581 break;
49699bac 2582 }
837f57da
LP		 2583 if (r == 0)
2584 break;
34437b4f
LP		 2585
2586 (void) sd_lldp_neighbor_get_chassis_id_as_string(n, &chassis_id);
2587 (void) sd_lldp_neighbor_get_port_id_as_string(n, &port_id);
2588 (void) sd_lldp_neighbor_get_system_name(n, &system_name);
2589 (void) sd_lldp_neighbor_get_port_description(n, &port_description);
2590
4c3160f1 2591 if (sd_lldp_neighbor_get_enabled_capabilities(n, &cc) >= 0) {
34437b4f 2592 capabilities = lldp_capabilities_to_string(cc);
4c3160f1
ZJS		 2593 all |= cc;
2594 }
34437b4f 2595
658e9106 2596 r = table_add_many(table,
7db07767 2597 TABLE_STRING, link->name,
38747657
YW		 2598 TABLE_STRING, chassis_id,
2599 TABLE_STRING, system_name,
2600 TABLE_STRING, capabilities,
2601 TABLE_STRING, port_id,
2602 TABLE_STRING, port_description);
658e9106 2603 if (r < 0)
bd17fa8c 2604 return table_log_add_error(r);
b147503e
LP		 2605
2606 m++;
49699bac
SS		 2607 }
2608 }
2609
658e9106
YW		 2610 r = table_print(table, NULL);
2611 if (r < 0)
4b6607d9 2612 return table_log_print_error(r);
658e9106 2613
4c3160f1
ZJS		 2614 if (arg_legend) {
2615 lldp_capabilities_legend(all);
2616 printf("\n%i neighbors listed.\n", m);
2617 }
49699bac
SS		 2618
2619 return 0;
2620}
2621
9cd8c766
SS		 2622static int link_delete_send_message(sd_netlink *rtnl, int index) {
2623 _cleanup_(sd_netlink_message_unrefp) sd_netlink_message *req = NULL;
2624 int r;
2625
2626 assert(rtnl);
43449ca3 2627 assert(index >= 0);
9cd8c766
SS		 2628
2629 r = sd_rtnl_message_new_link(rtnl, &req, RTM_DELLINK, index);
2630 if (r < 0)
2631 return rtnl_log_create_error(r);
2632
2633 r = sd_netlink_call(rtnl, req, 0, NULL);
2634 if (r < 0)
2635 return r;
2636
2637 return 0;
2638}
2639
c30ffcee
SS		 2640static int link_up_down_send_message(sd_netlink *rtnl, char *command, int index) {
2641 _cleanup_(sd_netlink_message_unrefp) sd_netlink_message *req = NULL;
2642 int r;
2643
2644 assert(rtnl);
43449ca3 2645 assert(index >= 0);
c30ffcee
SS		 2646
2647 r = sd_rtnl_message_new_link(rtnl, &req, RTM_SETLINK, index);
2648 if (r < 0)
2649 return rtnl_log_create_error(r);
2650
2651 if (streq(command, "up"))
2652 r = sd_rtnl_message_link_set_flags(req, IFF_UP, IFF_UP);
2653 else
2654 r = sd_rtnl_message_link_set_flags(req, 0, IFF_UP);
2655 if (r < 0)
2656 return log_error_errno(r, "Could not set link flags: %m");
2657
2658 r = sd_netlink_call(rtnl, req, 0, NULL);
2659 if (r < 0)
2660 return r;
2661
2662 return 0;
2663}
2664
2665static int link_up_down(int argc, char *argv[], void *userdata) {
2666 _cleanup_(sd_netlink_unrefp) sd_netlink *rtnl = NULL;
2667 _cleanup_set_free_ Set *indexes = NULL;
b48e277f 2668 int index, r;
c30ffcee
SS		 2669 void *p;
2670
2671 r = sd_netlink_open(&rtnl);
2672 if (r < 0)
2673 return log_error_errno(r, "Failed to connect to netlink: %m");
2674
2675 indexes = set_new(NULL);
2676 if (!indexes)
2677 return log_oom();
2678
b48e277f 2679 for (int i = 1; i < argc; i++) {
f6e49154 2680 index = rtnl_resolve_interface_or_warn(&rtnl, argv[i]);
c30ffcee
SS		 2681 if (index < 0)
2682 return index;
2683
2684 r = set_put(indexes, INT_TO_PTR(index));
2685 if (r < 0)
2686 return log_oom();
2687 }
2688
90e74a66 2689 SET_FOREACH(p, indexes) {
c30ffcee
SS		 2690 index = PTR_TO_INT(p);
2691 r = link_up_down_send_message(rtnl, argv[0], index);
01afd0f7 2692 if (r < 0)
6f50c94d 2693 return log_error_errno(r, "Failed to bring %s interface %s: %m",
01afd0f7 2694 argv[0], FORMAT_IFNAME_FULL(index, FORMAT_IFNAME_IFINDEX));
c30ffcee
SS		 2695 }
2696
2697 return r;
2698}
2699
9cd8c766
SS		 2700static int link_delete(int argc, char *argv[], void *userdata) {
2701 _cleanup_(sd_netlink_unrefp) sd_netlink *rtnl = NULL;
2702 _cleanup_set_free_ Set *indexes = NULL;
b48e277f 2703 int index, r;
38b9af61 2704 void *p;
9cd8c766
SS		 2705
2706 r = sd_netlink_open(&rtnl);
2707 if (r < 0)
2708 return log_error_errno(r, "Failed to connect to netlink: %m");
2709
2710 indexes = set_new(NULL);
2711 if (!indexes)
2712 return log_oom();
2713
b48e277f 2714 for (int i = 1; i < argc; i++) {
f6e49154 2715 index = rtnl_resolve_interface_or_warn(&rtnl, argv[i]);
231d9de1
ZJS		 2716 if (index < 0)
2717 return index;
9cd8c766
SS		 2718
2719 r = set_put(indexes, INT_TO_PTR(index));
2720 if (r < 0)
2721 return log_oom();
2722 }
2723
90e74a66 2724 SET_FOREACH(p, indexes) {
d56d6cb8
YW		 2725 index = PTR_TO_INT(p);
2726 r = link_delete_send_message(rtnl, index);
01afd0f7 2727 if (r < 0)
e4857ee2 2728 return log_error_errno(r, "Failed to delete interface %s: %m",
01afd0f7 2729 FORMAT_IFNAME_FULL(index, FORMAT_IFNAME_IFINDEX));
9cd8c766
SS		 2730 }
2731
2732 return r;
2733}
2734
308e7dfd
YW		 2735static int link_renew_one(sd_bus *bus, int index, const char *name) {
2736 _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
2737 int r;
2738
43449ca3
MY		 2739 assert(bus);
2740 assert(index >= 0);
2741 assert(name);
2742
8a048c8c 2743 r = bus_call_method(bus, bus_network_mgr, "RenewLink", &error, NULL, "i", index);
308e7dfd
YW		 2744 if (r < 0)
2745 return log_error_errno(r, "Failed to renew dynamic configuration of interface %s: %s",
2746 name, bus_error_message(&error, r));
2747
2748 return 0;
2749}
2750
2751static int link_renew(int argc, char *argv[], void *userdata) {
445f0d8b 2752 _cleanup_(sd_bus_flush_close_unrefp) sd_bus *bus = NULL;
f7581ed6 2753 _cleanup_(sd_netlink_unrefp) sd_netlink *rtnl = NULL;
e9b7408e 2754 int r;
308e7dfd 2755
445f0d8b
MY		 2756 r = acquire_bus(&bus);
2757 if (r < 0)
2758 return r;
2759
e9b7408e
MY		 2760 r = 0;
2761
b48e277f 2762 for (int i = 1; i < argc; i++) {
e9b7408e
MY		 2763 int index;
2764
f6e49154 2765 index = rtnl_resolve_interface_or_warn(&rtnl, argv[i]);
231d9de1
ZJS		 2766 if (index < 0)
2767 return index;
308e7dfd 2768
e9b7408e 2769 RET_GATHER(r, link_renew_one(bus, index, argv[i]));
308e7dfd
YW		 2770 }
2771
e9b7408e 2772 return r;
308e7dfd
YW		 2773}
2774
3efdd6af
SS		 2775static int link_force_renew_one(sd_bus *bus, int index, const char *name) {
2776 _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
2777 int r;
2778
43449ca3
MY		 2779 assert(bus);
2780 assert(index >= 0);
2781 assert(name);
2782
8a048c8c 2783 r = bus_call_method(bus, bus_network_mgr, "ForceRenewLink", &error, NULL, "i", index);
3efdd6af
SS		 2784 if (r < 0)
2785 return log_error_errno(r, "Failed to force renew dynamic configuration of interface %s: %s",
2786 name, bus_error_message(&error, r));
2787
2788 return 0;
2789}
2790
2791static int link_force_renew(int argc, char *argv[], void *userdata) {
445f0d8b 2792 _cleanup_(sd_bus_flush_close_unrefp) sd_bus *bus = NULL;
3efdd6af 2793 _cleanup_(sd_netlink_unrefp) sd_netlink *rtnl = NULL;
b48e277f 2794 int k = 0, r;
3efdd6af 2795
445f0d8b
MY		 2796 r = acquire_bus(&bus);
2797 if (r < 0)
2798 return r;
2799
b48e277f 2800 for (int i = 1; i < argc; i++) {
f6e49154 2801 int index = rtnl_resolve_interface_or_warn(&rtnl, argv[i]);
3efdd6af
SS		 2802 if (index < 0)
2803 return index;
2804
2805 r = link_force_renew_one(bus, index, argv[i]);
2806 if (r < 0 && k >= 0)
2807 k = r;
2808 }
2809
2810 return k;
2811}
2812
a227674c 2813static int verb_reload(int argc, char *argv[], void *userdata) {
445f0d8b 2814 _cleanup_(sd_bus_flush_close_unrefp) sd_bus *bus = NULL;
a227674c 2815 _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
a227674c
YW		 2816 int r;
2817
445f0d8b
MY		 2818 r = acquire_bus(&bus);
2819 if (r < 0)
2820 return r;
2821
8a048c8c 2822 r = bus_call_method(bus, bus_network_mgr, "Reload", &error, NULL, NULL);
a227674c 2823 if (r < 0)
1246d097 2824 return log_error_errno(r, "Failed to reload network settings: %s", bus_error_message(&error, r));
a227674c
YW		 2825
2826 return 0;
2827}
2828
8dc85c5e 2829static int verb_reconfigure(int argc, char *argv[], void *userdata) {
445f0d8b 2830 _cleanup_(sd_bus_flush_close_unrefp) sd_bus *bus = NULL;
8dc85c5e 2831 _cleanup_(sd_bus_error_free) sd_bus_error error = SD_BUS_ERROR_NULL;
f7581ed6 2832 _cleanup_(sd_netlink_unrefp) sd_netlink *rtnl = NULL;
8dc85c5e 2833 _cleanup_set_free_ Set *indexes = NULL;
b48e277f 2834 int index, r;
8dc85c5e
YW		 2835 void *p;
2836
445f0d8b
MY		 2837 r = acquire_bus(&bus);
2838 if (r < 0)
2839 return r;
2840
8dc85c5e
YW		 2841 indexes = set_new(NULL);
2842 if (!indexes)
2843 return log_oom();
2844
b48e277f 2845 for (int i = 1; i < argc; i++) {
f6e49154 2846 index = rtnl_resolve_interface_or_warn(&rtnl, argv[i]);
231d9de1
ZJS		 2847 if (index < 0)
2848 return index;
8dc85c5e
YW		 2849
2850 r = set_put(indexes, INT_TO_PTR(index));
2851 if (r < 0)
2852 return log_oom();
2853 }
2854
90e74a66 2855 SET_FOREACH(p, indexes) {
8dc85c5e 2856 index = PTR_TO_INT(p);
8a048c8c 2857 r = bus_call_method(bus, bus_network_mgr, "ReconfigureLink", &error, NULL, "i", index);
01afd0f7 2858 if (r < 0)
1246d097
YW		 2859 return log_error_errno(r, "Failed to reconfigure network interface %s: %s",
2860 FORMAT_IFNAME_FULL(index, FORMAT_IFNAME_IFINDEX),
2861 bus_error_message(&error, r));
8dc85c5e
YW		 2862 }
2863
2864 return 0;
2865}
2866
37ec0fdd
LP		 2867static int help(void) {
2868 _cleanup_free_ char *link = NULL;
2869 int r;
2870
2871 r = terminal_urlify_man("networkctl", "1", &link);
2872 if (r < 0)
2873 return log_oom();
2874
353b2baa
LP		 2875 printf("%s [OPTIONS...] COMMAND\n\n"
2876 "%sQuery and control the networking subsystem.%s\n"
a459b24f 2877 "\nCommands:\n"
8dc85c5e
YW		 2878 " list [PATTERN...] List links\n"
2879 " status [PATTERN...] Show link status\n"
2880 " lldp [PATTERN...] Show LLDP neighbors\n"
2881 " label Show current address label entries in the kernel\n"
2882 " delete DEVICES... Delete virtual netdevs\n"
c30ffcee
SS		 2883 " up DEVICES... Bring devices up\n"
2884 " down DEVICES... Bring devices down\n"
8dc85c5e 2885 " renew DEVICES... Renew dynamic configurations\n"
3efdd6af 2886 " forcerenew DEVICES... Trigger DHCP reconfiguration of all connected clients\n"
8dc85c5e
YW		 2887 " reconfigure DEVICES... Reconfigure interfaces\n"
2888 " reload Reload .network and .netdev files\n"
96bab8fd
MY		 2889 " edit FILES|DEVICES... Edit network configuration files\n"
2890 " cat FILES|DEVICES... Show network configuration files\n"
28bb29cb
MY		 2891 " mask FILES... Mask network configuration files\n"
2892 " unmask FILES... Unmask network configuration files\n"
353b2baa 2893 "\nOptions:\n"
8dc85c5e
YW		 2894 " -h --help Show this help\n"
2895 " --version Show package version\n"
2896 " --no-pager Do not pipe output into a pager\n"
2897 " --no-legend Do not show the headers and footers\n"
2898 " -a --all Show status for all links\n"
ba669952 2899 " -s --stats Show detailed link statistics\n"
10c71c36
YW		 2900 " -l --full Do not ellipsize output\n"
2901 " -n --lines=INTEGER Number of journal entries to show\n"
bfc2b05e
YW		 2902 " --json=pretty|short|off\n"
2903 " Generate JSON output\n"
96bab8fd
MY		 2904 " --no-reload Do not reload systemd-networkd or systemd-udevd\n"
2905 " after editing network config\n"
2906 " --drop-in=NAME Edit specified drop-in instead of main config file\n"
2b98926f 2907 " --runtime Edit runtime config files\n"
bc556335
DDM		 2908 "\nSee the %s for details.\n",
2909 program_invocation_short_name,
2910 ansi_highlight(),
2911 ansi_normal(),
2912 link);
37ec0fdd
LP		 2913
2914 return 0;
ee8c4568
LP		 2915}
2916
2917static int parse_argv(int argc, char *argv[]) {
ee8c4568
LP		 2918 enum {
2919 ARG_VERSION = 0x100,
2920 ARG_NO_PAGER,
2921 ARG_NO_LEGEND,
bfc2b05e 2922 ARG_JSON,
96bab8fd
MY		 2923 ARG_NO_RELOAD,
2924 ARG_DROP_IN,
2b98926f 2925 ARG_RUNTIME,
ee8c4568
LP		 2926 };
2927
2928 static const struct option options[] = {
2929 { "help", no_argument, NULL, 'h' },
2930 { "version", no_argument, NULL, ARG_VERSION },
2931 { "no-pager", no_argument, NULL, ARG_NO_PAGER },
2932 { "no-legend", no_argument, NULL, ARG_NO_LEGEND },
9085f64a 2933 { "all", no_argument, NULL, 'a' },
a459b24f 2934 { "stats", no_argument, NULL, 's' },
10c71c36
YW		 2935 { "full", no_argument, NULL, 'l' },
2936 { "lines", required_argument, NULL, 'n' },
bfc2b05e 2937 { "json", required_argument, NULL, ARG_JSON },
96bab8fd
MY		 2938 { "no-reload", no_argument, NULL, ARG_NO_RELOAD },
2939 { "drop-in", required_argument, NULL, ARG_DROP_IN },
2b98926f 2940 { "runtime", no_argument, NULL, ARG_RUNTIME },
ee8c4568
LP		 2941 {}
2942 };
2943
bfc2b05e 2944 int c, r;
ee8c4568
LP		 2945
2946 assert(argc >= 0);
2947 assert(argv);
2948
10c71c36 2949 while ((c = getopt_long(argc, argv, "hasln:", options, NULL)) >= 0) {
ee8c4568
LP		 2950
2951 switch (c) {
2952
2953 case 'h':
37ec0fdd 2954 return help();
ee8c4568
LP		 2955
2956 case ARG_VERSION:
3f6fd1ba 2957 return version();
ee8c4568
LP		 2958
2959 case ARG_NO_PAGER:
0221d68a 2960 arg_pager_flags |= PAGER_DISABLE;
ee8c4568
LP		 2961 break;
2962
2963 case ARG_NO_LEGEND:
2964 arg_legend = false;
2965 break;
2966
96bab8fd
MY		 2967 case ARG_NO_RELOAD:
2968 arg_no_reload = true;
2969 break;
2970
2b98926f
MY		 2971 case ARG_RUNTIME:
2972 arg_runtime = true;
2973 break;
2974
96bab8fd
MY		 2975 case ARG_DROP_IN:
2976 if (isempty(optarg))
2977 return log_error_errno(SYNTHETIC_ERRNO(EINVAL), "Empty drop-in file name.");
2978
5de8264b
FS		 2979 if (!endswith(optarg, ".conf")) {
2980 char *conf;
2981
2982 conf = strjoin(optarg, ".conf");
2983 if (!conf)
2984 return log_oom();
2985
2986 free_and_replace(arg_drop_in, conf);
2987 } else {
2988 r = free_and_strdup(&arg_drop_in, optarg);
2989 if (r < 0)
2990 return log_oom();
2991 }
96bab8fd
MY		 2992
2993 if (!filename_is_valid(arg_drop_in))
2994 return log_error_errno(SYNTHETIC_ERRNO(EINVAL),
2995 "Invalid drop-in file name '%s'.", arg_drop_in);
2996
2997 break;
2998
9085f64a
LP		 2999 case 'a':
3000 arg_all = true;
3001 break;
3002
a459b24f
YW		 3003 case 's':
3004 arg_stats = true;
3005 break;
3006
10c71c36
YW		 3007 case 'l':
3008 arg_full = true;
3009 break;
3010
3011 case 'n':
3012 if (safe_atou(optarg, &arg_lines) < 0)
3013 return log_error_errno(SYNTHETIC_ERRNO(EINVAL),
3014 "Failed to parse lines '%s'", optarg);
3015 break;
3016
bfc2b05e
YW		 3017 case ARG_JSON:
3018 r = parse_json_argument(optarg, &arg_json_format_flags);
3019 if (r <= 0)
3020 return r;
3021 break;
3022
ee8c4568
LP		 3023 case '?':
3024 return -EINVAL;
3025
3026 default:
04499a70 3027 assert_not_reached();
ee8c4568
LP		 3028 }
3029 }
3030
3031 return 1;
3032}
3033
445f0d8b 3034static int networkctl_main(int argc, char *argv[]) {
15c3626e 3035 static const Verb verbs[] = {
d260875f
MY		 3036 { "list", VERB_ANY, VERB_ANY, VERB_DEFAULT|VERB_ONLINE_ONLY, list_links },
3037 { "status", VERB_ANY, VERB_ANY, VERB_ONLINE_ONLY, link_status },
3038 { "lldp", VERB_ANY, VERB_ANY, 0, link_lldp_status },
3039 { "label", 1, 1, 0, list_address_labels },
3040 { "delete", 2, VERB_ANY, 0, link_delete },
3041 { "up", 2, VERB_ANY, 0, link_up_down },
3042 { "down", 2, VERB_ANY, 0, link_up_down },
3043 { "renew", 2, VERB_ANY, VERB_ONLINE_ONLY, link_renew },
3044 { "forcerenew", 2, VERB_ANY, VERB_ONLINE_ONLY, link_force_renew },
3045 { "reconfigure", 2, VERB_ANY, VERB_ONLINE_ONLY, verb_reconfigure },
3046 { "reload", 1, 1, VERB_ONLINE_ONLY, verb_reload },
96bab8fd
MY		 3047 { "edit", 2, VERB_ANY, 0, verb_edit },
3048 { "cat", 2, VERB_ANY, 0, verb_cat },
28bb29cb
MY		 3049 { "mask", 2, VERB_ANY, 0, verb_mask },
3050 { "unmask", 2, VERB_ANY, 0, verb_unmask },
266b5389 3051 {}
ee8c4568
LP		 3052 };
3053
445f0d8b 3054 return dispatch_verb(argc, argv, verbs, NULL);
58fb3678
LP		 3055}
3056
4e2ca442 3057static int run(int argc, char* argv[]) {
ee8c4568
LP		 3058 int r;
3059
d2acb93d 3060 log_setup();
ee8c4568 3061
955fc5d8
YW		 3062 sigbus_install();
3063
ee8c4568
LP		 3064 r = parse_argv(argc, argv);
3065 if (r <= 0)
4e2ca442 3066 return r;
ee8c4568 3067
445f0d8b 3068 return networkctl_main(argc, argv);
ee8c4568 3069}
4e2ca442
ZJS		 3070
3071DEFINE_MAIN_FUNCTION(run);
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