#include "arphrd-list.h"
#include "local-addresses.h"
#include "socket-util.h"
+#include "ether-addr-util.h"
static bool arg_no_pager = false;
static bool arg_legend = true;
pager_open_if_enabled();
r = sd_rtnl_open(&rtnl, 0);
- if (r < 0) {
- log_error("Failed to connect to netlink: %s", strerror(-r));
- return r;
- }
+ if (r < 0)
+ return log_error_errno(r, "Failed to connect to netlink: %m");
udev = udev_new();
- if (!udev) {
- log_error("Failed to connect to udev: %m");
- return -errno;
- }
+ if (!udev)
+ return log_error_errno(errno, "Failed to connect to udev: %m");
r = sd_rtnl_message_new_link(rtnl, &req, RTM_GETLINK, 0);
if (r < 0)
return rtnl_log_create_error(r);
r = sd_rtnl_call(rtnl, req, 0, &reply);
- if (r < 0) {
- log_error("Failed to enumerate links: %s", strerror(-r));
- return r;
- }
+ if (r < 0)
+ return log_error_errno(r, "Failed to enumerate links: %m");
if (arg_legend)
printf("%3s %-16s %-18s %-11s %-10s\n", "IDX", "LINK", "TYPE", "OPERATIONAL", "SETUP");
return 0;
}
+/* IEEE Organizationally Unique Identifier vendor string */
+static int ieee_oui(struct udev_hwdb *hwdb, struct ether_addr *mac, char **ret) {
+ struct udev_list_entry *entry;
+ char *description;
+ char str[strlen("OUI:XXYYXXYYXXYY") + 1];
+
+ /* skip commonly misused 00:00:00 (Xerox) prefix */
+ if (memcmp(mac, "\0\0\0", 3) == 0)
+ return -EINVAL;
+
+ snprintf(str, sizeof(str), "OUI:" ETHER_ADDR_FORMAT_STR, ETHER_ADDR_FORMAT_VAL(*mac));
+
+ udev_list_entry_foreach(entry, udev_hwdb_get_properties_list_entry(hwdb, str, 0))
+ if (strcmp(udev_list_entry_get_name(entry), "ID_OUI_FROM_DATABASE") == 0) {
+ description = strdup(udev_list_entry_get_value(entry));
+ if (!description)
+ return -ENOMEM;
+
+ *ret = description;
+ return 0;
+ }
+
+ return -ENODATA;
+}
+
+static int get_gateway_description(sd_rtnl *rtnl, struct udev_hwdb *hwdb, int ifindex, int family,
+ union in_addr_union *gateway, char **gateway_description) {
+ _cleanup_rtnl_message_unref_ sd_rtnl_message *req = NULL, *reply = NULL;
+ sd_rtnl_message *m;
+ int r;
+
+ assert(rtnl);
+ assert(ifindex >= 0);
+ assert(family == AF_INET || family == AF_INET6);
+ assert(gateway);
+ assert(gateway_description);
+
+ r = sd_rtnl_message_new_neigh(rtnl, &req, RTM_GETNEIGH, ifindex, family);
+ if (r < 0)
+ return r;
+
+ r = sd_rtnl_message_request_dump(req, true);
+ if (r < 0)
+ return r;
+
+ r = sd_rtnl_call(rtnl, req, 0, &reply);
+ if (r < 0)
+ return r;
+
+ for (m = reply; m; m = sd_rtnl_message_next(m)) {
+ union in_addr_union gw = {};
+ struct ether_addr mac = {};
+ uint16_t type;
+ int ifi, fam;
+
+ r = sd_rtnl_message_get_errno(m);
+ if (r < 0) {
+ log_error_errno(r, "got error: %m");
+ continue;
+ }
+
+ r = sd_rtnl_message_get_type(m, &type);
+ if (r < 0) {
+ log_error_errno(r, "could not get type: %m");
+ continue;
+ }
+
+ if (type != RTM_NEWNEIGH) {
+ log_error("type is not RTM_NEWNEIGH");
+ continue;
+ }
+
+ r = sd_rtnl_message_neigh_get_family(m, &fam);
+ if (r < 0) {
+ log_error_errno(r, "could not get family: %m");
+ continue;
+ }
+
+ if (fam != family) {
+ log_error("family is not correct");
+ continue;
+ }
+
+ r = sd_rtnl_message_neigh_get_ifindex(m, &ifi);
+ if (r < 0) {
+ log_error_errno(r, "could not get ifindex: %m");
+ continue;
+ }
+
+ if (ifindex > 0 && ifi != ifindex)
+ continue;
+
+ switch (fam) {
+ case AF_INET:
+ r = sd_rtnl_message_read_in_addr(m, NDA_DST, &gw.in);
+ if (r < 0)
+ continue;
+
+ break;
+ case AF_INET6:
+ r = sd_rtnl_message_read_in6_addr(m, NDA_DST, &gw.in6);
+ if (r < 0)
+ continue;
+
+ break;
+ default:
+ continue;
+ }
+
+ if (!in_addr_equal(fam, &gw, gateway))
+ continue;
+
+ r = sd_rtnl_message_read_ether_addr(m, NDA_LLADDR, &mac);
+ if (r < 0)
+ continue;
+
+ r = ieee_oui(hwdb, &mac, gateway_description);
+ if (r < 0)
+ continue;
+
+ return 0;
+ }
+
+ return -ENODATA;
+}
+
+static int dump_gateways(sd_rtnl *rtnl, struct udev_hwdb *hwdb, const char *prefix, int ifindex) {
+ _cleanup_rtnl_message_unref_ sd_rtnl_message *req = NULL, *reply = NULL;
+ sd_rtnl_message *m;
+ bool first = true;
+ int r;
+
+ assert(rtnl);
+ assert(ifindex >= 0);
+
+ r = sd_rtnl_message_new_route(rtnl, &req, RTM_GETROUTE, AF_UNSPEC, RTPROT_UNSPEC);
+ if (r < 0)
+ return r;
+
+ r = sd_rtnl_message_request_dump(req, true);
+ if (r < 0)
+ return r;
+
+ r = sd_rtnl_call(rtnl, req, 0, &reply);
+ if (r < 0)
+ return r;
+
+ for (m = reply; m; m = sd_rtnl_message_next(m)) {
+ _cleanup_free_ char *gateway = NULL, *gateway_description = NULL;
+ union in_addr_union gw = {};
+ uint16_t type;
+ uint32_t ifi;
+ int family;
+
+ r = sd_rtnl_message_get_errno(m);
+ if (r < 0) {
+ log_error_errno(r, "got error: %m");
+ continue;
+ }
+
+ r = sd_rtnl_message_get_type(m, &type);
+ if (r < 0) {
+ log_error_errno(r, "could not get type: %m");
+ continue;
+ }
+
+ if (type != RTM_NEWROUTE) {
+ log_error("type is not RTM_NEWROUTE");
+ continue;
+ }
+
+ r = sd_rtnl_message_route_get_family(m, &family);
+ if (r < 0) {
+ log_error_errno(r, "could not get family: %m");
+ continue;
+ }
+
+ r = sd_rtnl_message_read_u32(m, RTA_OIF, &ifi);
+ if (r < 0) {
+ log_error_errno(r, "could not get RTA_OIF: %m");
+ continue;
+ }
+
+ if (ifindex > 0 && ifi != (unsigned) ifindex)
+ continue;
+
+ switch (family) {
+ case AF_INET:
+ r = sd_rtnl_message_read_in_addr(m, RTA_GATEWAY, &gw.in);
+ if (r < 0)
+ continue;
+
+ r = sd_rtnl_message_read_in_addr(m, RTA_DST, NULL);
+ if (r >= 0)
+ continue;
+
+ r = sd_rtnl_message_read_in_addr(m, RTA_SRC, NULL);
+ if (r >= 0)
+ continue;
+
+ break;
+ case AF_INET6:
+ r = sd_rtnl_message_read_in6_addr(m, RTA_GATEWAY, &gw.in6);
+ if (r < 0)
+ continue;
+
+ r = sd_rtnl_message_read_in6_addr(m, RTA_DST, NULL);
+ if (r >= 0)
+ continue;
+
+ r = sd_rtnl_message_read_in6_addr(m, RTA_SRC, NULL);
+ if (r >= 0)
+ continue;
+
+ break;
+ default:
+ continue;
+ }
+
+ r = in_addr_to_string(family, &gw, &gateway);
+ if (r < 0)
+ continue;
+
+ r = get_gateway_description(rtnl, hwdb, ifi, family, &gw, &gateway_description);
+ if (r < 0)
+ log_debug("could not get description of gateway: %s", strerror(-r));
+
+ if (gateway_description)
+ printf("%*s%s (%s)\n",
+ (int) strlen(prefix),
+ first ? prefix : "",
+ gateway, gateway_description);
+ else
+ printf("%*s%s\n",
+ (int) strlen(prefix),
+ first ? prefix : "",
+ gateway);
+
+ first = false;
+ }
+
+ return 0;
+}
+
static int dump_addresses(sd_rtnl *rtnl, const char *prefix, int ifindex) {
_cleanup_free_ struct local_address *local = NULL;
int r, n, i;
- n = local_addresses(rtnl, ifindex, &local);
+ n = local_addresses(rtnl, ifindex, AF_UNSPEC, &local);
if (n < 0)
return n;
_cleanup_free_ char *setup_state = NULL, *operational_state = NULL;
_cleanup_rtnl_message_unref_ sd_rtnl_message *req = NULL, *reply = NULL;
_cleanup_udev_device_unref_ struct udev_device *d = NULL;
+ _cleanup_udev_hwdb_unref_ struct udev_hwdb *hwdb = NULL;
char devid[2 + DECIMAL_STR_MAX(int)];
- _cleanup_free_ char *t = NULL;
- const char *driver = NULL, *path = NULL, *vendor = NULL, *model = NULL;
+ _cleanup_free_ char *t = NULL, *network = NULL;
+ const char *driver = NULL, *path = NULL, *vendor = NULL, *model = NULL, *link = NULL;
const char *on_color_operational, *off_color_operational,
*on_color_setup, *off_color_setup;
struct ether_addr e;
return rtnl_log_create_error(r);
r = sd_rtnl_call(rtnl, req, 0, &reply);
- if (r < 0) {
- log_error("Failed to query link: %s", strerror(-r));
- return r;
- }
+ if (r < 0)
+ return log_error_errno(r, "Failed to query link: %m");
r = sd_rtnl_message_link_get_ifindex(reply, &ifindex);
if (r < 0)
link_get_type_string(iftype, d, &t);
if (d) {
+ link = udev_device_get_property_value(d, "ID_NET_LINK_FILE");
driver = udev_device_get_property_value(d, "ID_NET_DRIVER");
path = udev_device_get_property_value(d, "ID_PATH");
model = udev_device_get_property_value(d, "ID_MODEL");
}
+ sd_network_link_get_network_file(ifindex, &network);
printf("%s%s%s %i: %s\n", on_color_operational, draw_special_char(DRAW_BLACK_CIRCLE), off_color_operational, ifindex, name);
- printf(" Type: %s\n"
+ printf(" Link File: %s\n"
+ "Network File: %s\n"
+ " Type: %s\n"
" State: %s%s%s (%s%s%s)\n",
+ strna(link),
+ strna(network),
strna(t),
on_color_operational, strna(operational_state), off_color_operational,
on_color_setup, strna(setup_state), off_color_setup);
if (mtu > 0)
printf(" MTU: %u\n", mtu);
+ hwdb = udev_hwdb_new(udev);
+
+ dump_gateways(rtnl, hwdb, " Gateway: ", ifindex);
+
dump_addresses(rtnl, " Address: ", ifindex);
if (!strv_isempty(dns))
int r;
r = sd_rtnl_open(&rtnl, 0);
- if (r < 0) {
- log_error("Failed to connect to netlink: %s", strerror(-r));
- return r;
- }
+ if (r < 0)
+ return log_error_errno(r, "Failed to connect to netlink: %m");
udev = udev_new();
- if (!udev) {
- log_error("Failed to connect to udev: %m");
- return -errno;
- }
+ if (!udev)
+ return log_error_errno(errno, "Failed to connect to udev: %m");
if (n <= 1 && !arg_all) {
_cleanup_free_ char *operational_state = NULL;
printf(" State: %s%s%s\n", on_color_operational, strna(operational_state), off_color_operational);
- c = local_addresses(rtnl, 0, &addresses);
+ c = local_addresses(rtnl, 0, AF_UNSPEC, &addresses);
for (i = 0; i < c; i++) {
_cleanup_free_ char *pretty = NULL;
return rtnl_log_create_error(r);
r = sd_rtnl_call(rtnl, req, 0, &reply);
- if (r < 0) {
- log_error("Failed to enumerate links: %s", strerror(-r));
- return r;
- }
+ if (r < 0)
+ return log_error_errno(r, "Failed to enumerate links: %m");
c = decode_and_sort_links(reply, &links);
if (c < 0)