#include <stdio.h>
#include <stdlib.h>
#include <unistd.h>
-#include <syslog.h>
#include <inttypes.h>
#include <fcntl.h>
#include <sys/ioctl.h>
#include <sys/socket.h>
-#include <sys/ioctl.h>
+#include <sys/param.h>
#include <errno.h>
#include <netinet/in.h>
#include <arpa/inet.h>
#include <linux/sockios.h>
#include <linux/net_namespace.h>
+#include "utils.h"
#include "rt_names.h"
#include "utils.h"
#include "ll_map.h"
#include "ip_common.h"
+#include "xdp.h"
#include "color.h"
enum {
IPADD_SAVE,
};
-static struct
-{
- int ifindex;
- int family;
- int oneline;
- int showqueue;
- inet_prefix pfx;
- int scope, scopemask;
- int flags, flagmask;
- int up;
- char *label;
- int flushed;
- char *flushb;
- int flushp;
- int flushe;
- int group;
- int master;
- char *kind;
-} filter;
-
+static struct link_filter filter;
static int do_link;
static void usage(void) __attribute__((noreturn));
fprintf(stderr, "Usage: ip address {add|change|replace} IFADDR dev IFNAME [ LIFETIME ]\n");
fprintf(stderr, " [ CONFFLAG-LIST ]\n");
fprintf(stderr, " ip address del IFADDR dev IFNAME [mngtmpaddr]\n");
- fprintf(stderr, " ip address {show|save|flush} [ dev IFNAME ] [ scope SCOPE-ID ]\n");
+ fprintf(stderr, " ip address {save|flush} [ dev IFNAME ] [ scope SCOPE-ID ]\n");
fprintf(stderr, " [ to PREFIX ] [ FLAG-LIST ] [ label LABEL ] [up]\n");
+ fprintf(stderr, " ip address [ show [ dev IFNAME ] [ scope SCOPE-ID ] [ master DEVICE ]\n");
+ fprintf(stderr, " [ type TYPE ] [ to PREFIX ] [ FLAG-LIST ]\n");
+ fprintf(stderr, " [ label LABEL ] [up] [ vrf NAME ] ]\n");
fprintf(stderr, " ip address {showdump|restore}\n");
fprintf(stderr, "IFADDR := PREFIX | ADDR peer PREFIX\n");
fprintf(stderr, " [ broadcast ADDR ] [ anycast ADDR ]\n");
fprintf(stderr, "CONFFLAG := [ home | nodad | mngtmpaddr | noprefixroute | autojoin ]\n");
fprintf(stderr, "LIFETIME := [ valid_lft LFT ] [ preferred_lft LFT ]\n");
fprintf(stderr, "LFT := forever | SECONDS\n");
+ fprintf(stderr, "TYPE := { vlan | veth | vcan | vxcan | dummy | ifb | macvlan | macvtap |\n");
+ fprintf(stderr, " bridge | bond | ipoib | ip6tnl | ipip | sit | vxlan | lowpan |\n");
+ fprintf(stderr, " gre | gretap | erspan | ip6gre | ip6gretap | ip6erspan | vti |\n");
+ fprintf(stderr, " nlmon | can | bond_slave | ipvlan | geneve | bridge_slave |\n");
+ fprintf(stderr, " hsr | macsec | netdevsim\n");
exit(-1);
}
-static void print_link_flags(FILE *fp, unsigned flags, unsigned mdown)
+static void print_link_flags(FILE *fp, unsigned int flags, unsigned int mdown)
{
- fprintf(fp, "<");
+ open_json_array(PRINT_ANY, is_json_context() ? "flags" : "<");
if (flags & IFF_UP && !(flags & IFF_RUNNING))
- fprintf(fp, "NO-CARRIER%s", flags ? "," : "");
+ print_string(PRINT_ANY, NULL,
+ flags ? "%s," : "%s", "NO-CARRIER");
flags &= ~IFF_RUNNING;
-#define _PF(f) if (flags&IFF_##f) { \
- flags &= ~IFF_##f ; \
- fprintf(fp, #f "%s", flags ? "," : ""); }
+#define _PF(f) if (flags&IFF_##f) { \
+ flags &= ~IFF_##f ; \
+ print_string(PRINT_ANY, NULL, flags ? "%s," : "%s", #f); }
_PF(LOOPBACK);
_PF(BROADCAST);
_PF(POINTOPOINT);
_PF(ECHO);
#undef _PF
if (flags)
- fprintf(fp, "%x", flags);
+ print_hex(PRINT_ANY, NULL, "%x", flags);
if (mdown)
- fprintf(fp, ",M-DOWN");
- fprintf(fp, "> ");
+ print_string(PRINT_ANY, NULL, ",%s", "M-DOWN");
+ close_json_array(PRINT_ANY, "> ");
}
static const char *oper_states[] = {
static void print_operstate(FILE *f, __u8 state)
{
- if (state >= sizeof(oper_states)/sizeof(oper_states[0]))
- fprintf(f, "state %#x ", state);
- else {
- if (brief) {
- if (strcmp(oper_states[state], "UP") == 0)
- color_fprintf(f, COLOR_OPERSTATE_UP, "%-14s ", oper_states[state]);
- else if (strcmp(oper_states[state], "DOWN") == 0)
- color_fprintf(f, COLOR_OPERSTATE_DOWN, "%-14s ", oper_states[state]);
- else
- fprintf(f, "%-14s ", oper_states[state]);
- } else {
+ if (state >= ARRAY_SIZE(oper_states)) {
+ if (is_json_context())
+ print_uint(PRINT_JSON, "operstate_index", NULL, state);
+ else
+ print_0xhex(PRINT_FP, NULL, "state %#x", state);
+ } else if (brief) {
+ print_color_string(PRINT_ANY,
+ oper_state_color(state),
+ "operstate",
+ "%-14s ",
+ oper_states[state]);
+ } else {
+ if (is_json_context())
+ print_string(PRINT_JSON,
+ "operstate",
+ NULL, oper_states[state]);
+ else {
fprintf(f, "state ");
- if (strcmp(oper_states[state], "UP") == 0)
- color_fprintf(f, COLOR_OPERSTATE_UP, "%s ", oper_states[state]);
- else if (strcmp(oper_states[state], "DOWN") == 0)
- color_fprintf(f, COLOR_OPERSTATE_DOWN, "%s ", oper_states[state]);
- else
- fprintf(f, "%s ", oper_states[state]);
+ color_fprintf(f, oper_state_color(state),
+ "%s ", oper_states[state]);
}
}
}
{
int i;
- for (i = 0; i < sizeof(oper_states)/sizeof(oper_states[0]); i++)
+ for (i = 0; i < ARRAY_SIZE(oper_states); i++)
if (strcasecmp(name, oper_states[i]) == 0)
return i;
return -1;
int qlen;
if (tb[IFLA_TXQLEN])
- qlen = *(int *)RTA_DATA(tb[IFLA_TXQLEN]);
+ qlen = rta_getattr_u32(tb[IFLA_TXQLEN]);
else {
- struct ifreq ifr;
+ struct ifreq ifr = {};
int s = socket(AF_INET, SOCK_STREAM, 0);
if (s < 0)
return;
- memset(&ifr, 0, sizeof(ifr));
strcpy(ifr.ifr_name, rta_getattr_str(tb[IFLA_IFNAME]));
if (ioctl(s, SIOCGIFTXQLEN, &ifr) < 0) {
fprintf(f, "ioctl(SIOCGIFTXQLEN) failed: %s\n", strerror(errno));
qlen = ifr.ifr_qlen;
}
if (qlen)
- fprintf(f, "qlen %d", qlen);
+ print_int(PRINT_ANY, "txqlen", "qlen %d", qlen);
}
static const char *link_modes[] = {
{
unsigned int mode = rta_getattr_u8(tb);
- if (mode >= sizeof(link_modes) / sizeof(link_modes[0]))
- fprintf(f, "mode %d ", mode);
+ if (mode >= ARRAY_SIZE(link_modes))
+ print_int(PRINT_ANY,
+ "linkmode_index",
+ "mode %d ",
+ mode);
else
- fprintf(f, "mode %s ", link_modes[mode]);
+ print_string(PRINT_ANY,
+ "linkmode",
+ "mode %s "
+ , link_modes[mode]);
}
-static char *parse_link_kind(struct rtattr *tb)
+static char *parse_link_kind(struct rtattr *tb, bool slave)
{
struct rtattr *linkinfo[IFLA_INFO_MAX+1];
+ int attr = slave ? IFLA_INFO_SLAVE_KIND : IFLA_INFO_KIND;
parse_rtattr_nested(linkinfo, IFLA_INFO_MAX, tb);
- if (linkinfo[IFLA_INFO_KIND])
- return RTA_DATA(linkinfo[IFLA_INFO_KIND]);
+ if (linkinfo[attr])
+ return RTA_DATA(linkinfo[attr]);
return "";
}
+static int match_link_kind(struct rtattr **tb, const char *kind, bool slave)
+{
+ if (!tb[IFLA_LINKINFO])
+ return -1;
+
+ return strcmp(parse_link_kind(tb[IFLA_LINKINFO], slave), kind);
+}
+
static void print_linktype(FILE *fp, struct rtattr *tb)
{
struct rtattr *linkinfo[IFLA_INFO_MAX+1];
struct link_util *lu;
struct link_util *slave_lu;
- char *kind;
- char *slave_kind;
+ char slave[32];
parse_rtattr_nested(linkinfo, IFLA_INFO_MAX, tb);
+ open_json_object("linkinfo");
if (linkinfo[IFLA_INFO_KIND]) {
- kind = RTA_DATA(linkinfo[IFLA_INFO_KIND]);
+ const char *kind
+ = rta_getattr_str(linkinfo[IFLA_INFO_KIND]);
- fprintf(fp, "%s", _SL_);
- fprintf(fp, " %s ", kind);
+ print_string(PRINT_FP, NULL, "%s", _SL_);
+ print_string(PRINT_ANY, "info_kind", " %s ", kind);
lu = get_link_kind(kind);
if (lu && lu->print_opt) {
linkinfo[IFLA_INFO_DATA]);
data = attr;
}
+ open_json_object("info_data");
lu->print_opt(lu, fp, data);
+ close_json_object();
if (linkinfo[IFLA_INFO_XSTATS] && show_stats &&
- lu->print_xstats)
+ lu->print_xstats) {
+ open_json_object("info_xstats");
lu->print_xstats(lu, fp, linkinfo[IFLA_INFO_XSTATS]);
+ close_json_object();
+ }
}
}
if (linkinfo[IFLA_INFO_SLAVE_KIND]) {
- slave_kind = RTA_DATA(linkinfo[IFLA_INFO_SLAVE_KIND]);
+ const char *slave_kind
+ = rta_getattr_str(linkinfo[IFLA_INFO_SLAVE_KIND]);
- fprintf(fp, "%s", _SL_);
- fprintf(fp, " %s_slave ", slave_kind);
+ print_string(PRINT_FP, NULL, "%s", _SL_);
+ print_string(PRINT_ANY,
+ "info_slave_kind",
+ " %s_slave ",
+ slave_kind);
+
+ snprintf(slave, sizeof(slave), "%s_slave", slave_kind);
- slave_lu = get_link_slave_kind(slave_kind);
+ slave_lu = get_link_kind(slave);
if (slave_lu && slave_lu->print_opt) {
struct rtattr *attr[slave_lu->maxattr+1], **data = NULL;
linkinfo[IFLA_INFO_SLAVE_DATA]);
data = attr;
}
+ open_json_object("info_slave_data");
slave_lu->print_opt(slave_lu, fp, data);
+ close_json_object();
}
}
+ close_json_object();
}
static void print_af_spec(FILE *fp, struct rtattr *af_spec_attr)
if (tb[IFLA_INET6_ADDR_GEN_MODE]) {
__u8 mode = rta_getattr_u8(tb[IFLA_INET6_ADDR_GEN_MODE]);
+ SPRINT_BUF(b1);
+
switch (mode) {
case IN6_ADDR_GEN_MODE_EUI64:
- fprintf(fp, "addrgenmode eui64 ");
+ print_string(PRINT_ANY,
+ "inet6_addr_gen_mode",
+ "addrgenmode %s ",
+ "eui64");
break;
case IN6_ADDR_GEN_MODE_NONE:
- fprintf(fp, "addrgenmode none ");
+ print_string(PRINT_ANY,
+ "inet6_addr_gen_mode",
+ "addrgenmode %s ",
+ "none");
break;
case IN6_ADDR_GEN_MODE_STABLE_PRIVACY:
- fprintf(fp, "addrgenmode stable_secret ");
+ print_string(PRINT_ANY,
+ "inet6_addr_gen_mode",
+ "addrgenmode %s ",
+ "stable_secret");
+ break;
+ case IN6_ADDR_GEN_MODE_RANDOM:
+ print_string(PRINT_ANY,
+ "inet6_addr_gen_mode",
+ "addrgenmode %s ",
+ "random");
break;
default:
- fprintf(fp, "addrgenmode %#.2hhx ", mode);
+ snprintf(b1, sizeof(b1), "%#.2hhx", mode);
+ print_string(PRINT_ANY,
+ "inet6_addr_gen_mode",
+ "addrgenmode %s ",
+ b1);
break;
}
}
static void print_vfinfo(FILE *fp, struct rtattr *vfinfo)
{
struct ifla_vf_mac *vf_mac;
- struct ifla_vf_vlan *vf_vlan;
struct ifla_vf_tx_rate *vf_tx_rate;
- struct ifla_vf_spoofchk *vf_spoofchk;
- struct ifla_vf_link_state *vf_linkstate;
struct rtattr *vf[IFLA_VF_MAX + 1] = {};
- struct rtattr *tmp;
+
SPRINT_BUF(b1);
if (vfinfo->rta_type != IFLA_VF_INFO) {
parse_rtattr_nested(vf, IFLA_VF_MAX, vfinfo);
vf_mac = RTA_DATA(vf[IFLA_VF_MAC]);
- vf_vlan = RTA_DATA(vf[IFLA_VF_VLAN]);
vf_tx_rate = RTA_DATA(vf[IFLA_VF_TX_RATE]);
- /* Check if the spoof checking vf info type is supported by
- * this kernel.
- */
- tmp = (struct rtattr *)((char *)vf[IFLA_VF_TX_RATE] +
- vf[IFLA_VF_TX_RATE]->rta_len);
-
- if (tmp->rta_type != IFLA_VF_SPOOFCHK)
- vf_spoofchk = NULL;
- else
- vf_spoofchk = RTA_DATA(vf[IFLA_VF_SPOOFCHK]);
+ print_string(PRINT_FP, NULL, "%s ", _SL_);
+ print_int(PRINT_ANY, "vf", "vf %d ", vf_mac->vf);
+ print_string(PRINT_ANY, "mac", "MAC %s",
+ ll_addr_n2a((unsigned char *) &vf_mac->mac,
+ ETH_ALEN, 0, b1, sizeof(b1)));
+
+ if (vf[IFLA_VF_VLAN_LIST]) {
+ struct rtattr *i, *vfvlanlist = vf[IFLA_VF_VLAN_LIST];
+ int rem = RTA_PAYLOAD(vfvlanlist);
+
+ open_json_array(PRINT_JSON, "vlan_list");
+ for (i = RTA_DATA(vfvlanlist);
+ RTA_OK(i, rem); i = RTA_NEXT(i, rem)) {
+ struct ifla_vf_vlan_info *vf_vlan_info = RTA_DATA(i);
+ SPRINT_BUF(b2);
+
+ open_json_object(NULL);
+ if (vf_vlan_info->vlan)
+ print_int(PRINT_ANY,
+ "vlan",
+ ", vlan %d",
+ vf_vlan_info->vlan);
+ if (vf_vlan_info->qos)
+ print_int(PRINT_ANY,
+ "qos",
+ ", qos %d",
+ vf_vlan_info->qos);
+ if (vf_vlan_info->vlan_proto &&
+ vf_vlan_info->vlan_proto != htons(ETH_P_8021Q))
+ print_string(PRINT_ANY,
+ "protocol",
+ ", vlan protocol %s",
+ ll_proto_n2a(
+ vf_vlan_info->vlan_proto,
+ b2, sizeof(b2)));
+ close_json_object();
+ }
+ close_json_array(PRINT_JSON, NULL);
+ } else {
+ struct ifla_vf_vlan *vf_vlan = RTA_DATA(vf[IFLA_VF_VLAN]);
- if (vf_spoofchk) {
- /* Check if the link state vf info type is supported by
- * this kernel.
- */
- tmp = (struct rtattr *)((char *)vf[IFLA_VF_SPOOFCHK] +
- vf[IFLA_VF_SPOOFCHK]->rta_len);
+ if (vf_vlan->vlan)
+ print_int(PRINT_ANY,
+ "vlan",
+ ", vlan %d",
+ vf_vlan->vlan);
+ if (vf_vlan->qos)
+ print_int(PRINT_ANY, "qos", ", qos %d", vf_vlan->qos);
+ }
- if (tmp->rta_type != IFLA_VF_LINK_STATE)
- vf_linkstate = NULL;
- else
- vf_linkstate = RTA_DATA(vf[IFLA_VF_LINK_STATE]);
- } else
- vf_linkstate = NULL;
-
- fprintf(fp, "%s vf %d MAC %s", _SL_, vf_mac->vf,
- ll_addr_n2a((unsigned char *)&vf_mac->mac,
- ETH_ALEN, 0, b1, sizeof(b1)));
- if (vf_vlan->vlan)
- fprintf(fp, ", vlan %d", vf_vlan->vlan);
- if (vf_vlan->qos)
- fprintf(fp, ", qos %d", vf_vlan->qos);
if (vf_tx_rate->rate)
- fprintf(fp, ", tx rate %d (Mbps)", vf_tx_rate->rate);
+ print_int(PRINT_ANY,
+ "tx_rate",
+ ", tx rate %d (Mbps)",
+ vf_tx_rate->rate);
if (vf[IFLA_VF_RATE]) {
struct ifla_vf_rate *vf_rate = RTA_DATA(vf[IFLA_VF_RATE]);
-
- if (vf_rate->max_tx_rate)
- fprintf(fp, ", max_tx_rate %dMbps", vf_rate->max_tx_rate);
- if (vf_rate->min_tx_rate)
- fprintf(fp, ", min_tx_rate %dMbps", vf_rate->min_tx_rate);
+ int max_tx = vf_rate->max_tx_rate;
+ int min_tx = vf_rate->min_tx_rate;
+
+ if (is_json_context()) {
+ open_json_object("rate");
+ print_int(PRINT_JSON, "max_tx", NULL, max_tx);
+ print_int(PRINT_ANY, "min_tx", NULL, min_tx);
+ close_json_object();
+ } else {
+ if (max_tx)
+ fprintf(fp, ", max_tx_rate %dMbps", max_tx);
+ if (min_tx)
+ fprintf(fp, ", min_tx_rate %dMbps", min_tx);
+ }
}
- if (vf_spoofchk && vf_spoofchk->setting != -1) {
- if (vf_spoofchk->setting)
- fprintf(fp, ", spoof checking on");
- else
- fprintf(fp, ", spoof checking off");
+ if (vf[IFLA_VF_SPOOFCHK]) {
+ struct ifla_vf_spoofchk *vf_spoofchk =
+ RTA_DATA(vf[IFLA_VF_SPOOFCHK]);
+
+ if (vf_spoofchk->setting != -1)
+ print_bool(PRINT_ANY,
+ "spoofchk",
+ vf_spoofchk->setting ?
+ ", spoof checking on" : ", spoof checking off",
+ vf_spoofchk->setting);
}
- if (vf_linkstate) {
+
+ if (vf[IFLA_VF_LINK_STATE]) {
+ struct ifla_vf_link_state *vf_linkstate =
+ RTA_DATA(vf[IFLA_VF_LINK_STATE]);
+
if (vf_linkstate->link_state == IFLA_VF_LINK_STATE_AUTO)
- fprintf(fp, ", link-state auto");
+ print_string(PRINT_ANY,
+ "link_state",
+ ", link-state %s",
+ "auto");
else if (vf_linkstate->link_state == IFLA_VF_LINK_STATE_ENABLE)
- fprintf(fp, ", link-state enable");
+ print_string(PRINT_ANY,
+ "link_state",
+ ", link-state %s",
+ "enable");
else
- fprintf(fp, ", link-state disable");
+ print_string(PRINT_ANY,
+ "link_state",
+ ", link-state %s",
+ "disable");
}
+
+ if (vf[IFLA_VF_TRUST]) {
+ struct ifla_vf_trust *vf_trust = RTA_DATA(vf[IFLA_VF_TRUST]);
+
+ if (vf_trust->setting != -1)
+ print_bool(PRINT_ANY,
+ "trust",
+ vf_trust->setting ? ", trust on" : ", trust off",
+ vf_trust->setting);
+ }
+
+ if (vf[IFLA_VF_RSS_QUERY_EN]) {
+ struct ifla_vf_rss_query_en *rss_query =
+ RTA_DATA(vf[IFLA_VF_RSS_QUERY_EN]);
+
+ if (rss_query->setting != -1)
+ print_bool(PRINT_ANY,
+ "query_rss_en",
+ rss_query->setting ? ", query_rss on"
+ : ", query_rss off",
+ rss_query->setting);
+ }
+
if (vf[IFLA_VF_STATS] && show_stats)
print_vf_stats64(fp, vf[IFLA_VF_STATS]);
}
-static void print_num(FILE *fp, unsigned width, uint64_t count)
+void print_num(FILE *fp, unsigned int width, uint64_t count)
{
const char *prefix = "kMGTPE";
const unsigned int base = use_iec ? 1024 : 1000;
}
/* increase value by a factor of 1000/1024 and print
- * if result is something a human can read */
- for(;;) {
+ * if result is something a human can read
+ */
+ for (;;) {
powi *= base;
if (count / base < powi)
break;
}
snprintf(buf, sizeof(buf), "%.*f%c%s", precision,
- (double) count / powi, *prefix, use_iec ? "i" : "");
+ (double) count / powi, *prefix, use_iec ? "i" : "");
fprintf(fp, "%-*s ", width, buf);
}
static void print_vf_stats64(FILE *fp, struct rtattr *vfstats)
{
- struct rtattr *vf[IFLA_VF_STATS_MAX + 1] = {};
+ struct rtattr *vf[IFLA_VF_STATS_MAX + 1];
if (vfstats->rta_type != IFLA_VF_STATS) {
fprintf(stderr, "BUG: rta type is %d\n", vfstats->rta_type);
parse_rtattr_nested(vf, IFLA_VF_MAX, vfstats);
- /* RX stats */
- fprintf(fp, "%s", _SL_);
- fprintf(fp, " RX: bytes packets mcast bcast %s", _SL_);
- fprintf(fp, " ");
+ if (is_json_context()) {
+ open_json_object("stats");
+
+ /* RX stats */
+ open_json_object("rx");
+ print_uint(PRINT_JSON, "bytes", NULL,
+ rta_getattr_u64(vf[IFLA_VF_STATS_RX_BYTES]));
+ print_uint(PRINT_JSON, "packets", NULL,
+ rta_getattr_u64(vf[IFLA_VF_STATS_RX_PACKETS]));
+ print_uint(PRINT_JSON, "multicast", NULL,
+ rta_getattr_u64(vf[IFLA_VF_STATS_MULTICAST]));
+ print_uint(PRINT_JSON, "broadcast", NULL,
+ rta_getattr_u64(vf[IFLA_VF_STATS_BROADCAST]));
+ close_json_object();
+
+ /* TX stats */
+ open_json_object("tx");
+ print_uint(PRINT_JSON, "tx_bytes", NULL,
+ rta_getattr_u64(vf[IFLA_VF_STATS_TX_BYTES]));
+ print_uint(PRINT_JSON, "tx_packets", NULL,
+ rta_getattr_u64(vf[IFLA_VF_STATS_TX_PACKETS]));
+ close_json_object();
+ close_json_object();
+ } else {
+ /* RX stats */
+ fprintf(fp, "%s", _SL_);
+ fprintf(fp, " RX: bytes packets mcast bcast %s", _SL_);
+ fprintf(fp, " ");
- print_num(fp, 10, *(__u64 *)RTA_DATA(vf[IFLA_VF_STATS_RX_BYTES]));
- print_num(fp, 8, *(__u64 *)RTA_DATA(vf[IFLA_VF_STATS_RX_PACKETS]));
- print_num(fp, 7, *(__u64 *)RTA_DATA(vf[IFLA_VF_STATS_MULTICAST]));
- print_num(fp, 7, *(__u64 *)RTA_DATA(vf[IFLA_VF_STATS_BROADCAST]));
+ print_num(fp, 10, rta_getattr_u64(vf[IFLA_VF_STATS_RX_BYTES]));
+ print_num(fp, 8, rta_getattr_u64(vf[IFLA_VF_STATS_RX_PACKETS]));
+ print_num(fp, 7, rta_getattr_u64(vf[IFLA_VF_STATS_MULTICAST]));
+ print_num(fp, 7, rta_getattr_u64(vf[IFLA_VF_STATS_BROADCAST]));
- /* TX stats */
- fprintf(fp, "%s", _SL_);
- fprintf(fp, " TX: bytes packets %s", _SL_);
- fprintf(fp, " ");
+ /* TX stats */
+ fprintf(fp, "%s", _SL_);
+ fprintf(fp, " TX: bytes packets %s", _SL_);
+ fprintf(fp, " ");
- print_num(fp, 10, *(__u64 *)RTA_DATA(vf[IFLA_VF_STATS_TX_BYTES]));
- print_num(fp, 8, *(__u64 *)RTA_DATA(vf[IFLA_VF_STATS_TX_PACKETS]));
+ print_num(fp, 10, rta_getattr_u64(vf[IFLA_VF_STATS_TX_BYTES]));
+ print_num(fp, 8, rta_getattr_u64(vf[IFLA_VF_STATS_TX_PACKETS]));
+ }
}
static void print_link_stats64(FILE *fp, const struct rtnl_link_stats64 *s,
- const struct rtattr *carrier_changes)
+ const struct rtattr *carrier_changes)
{
- /* RX stats */
- fprintf(fp, " RX: bytes packets errors dropped overrun mcast %s%s",
- s->rx_compressed ? "compressed" : "", _SL_);
-
- fprintf(fp, " ");
- print_num(fp, 10, s->rx_bytes);
- print_num(fp, 8, s->rx_packets);
- print_num(fp, 7, s->rx_errors);
- print_num(fp, 7, s->rx_dropped);
- print_num(fp, 7, s->rx_over_errors);
- print_num(fp, 7, s->multicast);
- if (s->rx_compressed)
- print_num(fp, 7, s->rx_compressed);
-
- /* RX error stats */
- if (show_stats > 1) {
- fprintf(fp, "%s", _SL_);
- fprintf(fp, " RX errors: length crc frame fifo missed%s", _SL_);
-
- fprintf(fp, " ");
- print_num(fp, 8, s->rx_length_errors);
- print_num(fp, 7, s->rx_crc_errors);
- print_num(fp, 7, s->rx_frame_errors);
- print_num(fp, 7, s->rx_fifo_errors);
- print_num(fp, 7, s->rx_missed_errors);
- }
- fprintf(fp, "%s", _SL_);
-
- /* TX stats */
- fprintf(fp, " TX: bytes packets errors dropped carrier collsns %s%s",
- s->tx_compressed ? "compressed" : "", _SL_);
-
+ if (is_json_context()) {
+ open_json_object("stats644");
+
+ /* RX stats */
+ open_json_object("rx");
+ print_uint(PRINT_JSON, "bytes", NULL, s->rx_bytes);
+ print_uint(PRINT_JSON, "packets", NULL, s->rx_packets);
+ print_uint(PRINT_JSON, "errors", NULL, s->rx_errors);
+ print_uint(PRINT_JSON, "dropped", NULL, s->rx_dropped);
+ print_uint(PRINT_JSON, "over_errors", NULL, s->rx_over_errors);
+ print_uint(PRINT_JSON, "multicast", NULL, s->multicast);
+ if (s->rx_compressed)
+ print_uint(PRINT_JSON,
+ "compressed",
+ NULL, s->rx_compressed);
+
+ /* RX error stats */
+ if (show_stats > 1) {
+ print_uint(PRINT_JSON,
+ "length_errors",
+ NULL, s->rx_length_errors);
+ print_uint(PRINT_JSON,
+ "crc_errors",
+ NULL, s->rx_crc_errors);
+ print_uint(PRINT_JSON,
+ "frame_errors",
+ NULL, s->rx_frame_errors);
+ print_uint(PRINT_JSON,
+ "fifo_errors",
+ NULL, s->rx_fifo_errors);
+ print_uint(PRINT_JSON,
+ "missed_errors",
+ NULL, s->rx_missed_errors);
+ if (s->rx_nohandler)
+ print_uint(PRINT_JSON,
+ "nohandler", NULL, s->rx_nohandler);
+ }
+ close_json_object();
+
+ /* TX stats */
+ open_json_object("tx");
+ print_uint(PRINT_JSON, "bytes", NULL, s->tx_bytes);
+ print_uint(PRINT_JSON, "packets", NULL, s->tx_packets);
+ print_uint(PRINT_JSON, "errors", NULL, s->tx_errors);
+ print_uint(PRINT_JSON, "dropped", NULL, s->tx_dropped);
+ print_uint(PRINT_JSON,
+ "carrier_errors",
+ NULL, s->tx_carrier_errors);
+ print_uint(PRINT_JSON, "collisions", NULL, s->collisions);
+ if (s->tx_compressed)
+ print_uint(PRINT_JSON,
+ "compressed",
+ NULL, s->tx_compressed);
+
+ /* TX error stats */
+ if (show_stats > 1) {
+ print_uint(PRINT_JSON,
+ "aborted_errors",
+ NULL, s->tx_aborted_errors);
+ print_uint(PRINT_JSON,
+ "fifo_errors",
+ NULL, s->tx_fifo_errors);
+ print_uint(PRINT_JSON,
+ "window_errors",
+ NULL, s->tx_window_errors);
+ print_uint(PRINT_JSON,
+ "heartbeat_errors",
+ NULL, s->tx_heartbeat_errors);
+ if (carrier_changes)
+ print_uint(PRINT_JSON, "carrier_changes", NULL,
+ rta_getattr_u32(carrier_changes));
+ }
+ close_json_object();
+ close_json_object();
- fprintf(fp, " ");
- print_num(fp, 10, s->tx_bytes);
- print_num(fp, 8, s->tx_packets);
- print_num(fp, 7, s->tx_errors);
- print_num(fp, 7, s->tx_dropped);
- print_num(fp, 7, s->tx_carrier_errors);
- print_num(fp, 7, s->collisions);
- if (s->tx_compressed)
- print_num(fp, 7, s->tx_compressed);
+ } else {
+ /* RX stats */
+ fprintf(fp, " RX: bytes packets errors dropped overrun mcast %s%s",
+ s->rx_compressed ? "compressed" : "", _SL_);
+
+ fprintf(fp, " ");
+ print_num(fp, 10, s->rx_bytes);
+ print_num(fp, 8, s->rx_packets);
+ print_num(fp, 7, s->rx_errors);
+ print_num(fp, 7, s->rx_dropped);
+ print_num(fp, 7, s->rx_over_errors);
+ print_num(fp, 7, s->multicast);
+ if (s->rx_compressed)
+ print_num(fp, 7, s->rx_compressed);
+
+ /* RX error stats */
+ if (show_stats > 1) {
+ fprintf(fp, "%s", _SL_);
+ fprintf(fp, " RX errors: length crc frame fifo missed%s%s",
+ s->rx_nohandler ? " nohandler" : "", _SL_);
+
+ fprintf(fp, " ");
+ print_num(fp, 8, s->rx_length_errors);
+ print_num(fp, 7, s->rx_crc_errors);
+ print_num(fp, 7, s->rx_frame_errors);
+ print_num(fp, 7, s->rx_fifo_errors);
+ print_num(fp, 7, s->rx_missed_errors);
+ if (s->rx_nohandler)
+ print_num(fp, 7, s->rx_nohandler);
- /* TX error stats */
- if (show_stats > 1) {
- fprintf(fp, "%s", _SL_);
- fprintf(fp, " TX errors: aborted fifo window heartbeat");
- if (carrier_changes)
- fprintf(fp, " transns");
+ }
fprintf(fp, "%s", _SL_);
- fprintf(fp, " ");
- print_num(fp, 8, s->tx_aborted_errors);
- print_num(fp, 7, s->tx_fifo_errors);
- print_num(fp, 7, s->tx_window_errors);
- print_num(fp, 7, s->tx_heartbeat_errors);
- if (carrier_changes)
- print_num(fp, 7, *(uint32_t*)RTA_DATA(carrier_changes));
+ /* TX stats */
+ fprintf(fp, " TX: bytes packets errors dropped carrier collsns %s%s",
+ s->tx_compressed ? "compressed" : "", _SL_);
+
+ fprintf(fp, " ");
+ print_num(fp, 10, s->tx_bytes);
+ print_num(fp, 8, s->tx_packets);
+ print_num(fp, 7, s->tx_errors);
+ print_num(fp, 7, s->tx_dropped);
+ print_num(fp, 7, s->tx_carrier_errors);
+ print_num(fp, 7, s->collisions);
+ if (s->tx_compressed)
+ print_num(fp, 7, s->tx_compressed);
+
+ /* TX error stats */
+ if (show_stats > 1) {
+ fprintf(fp, "%s", _SL_);
+ fprintf(fp, " TX errors: aborted fifo window heartbeat");
+ if (carrier_changes)
+ fprintf(fp, " transns");
+ fprintf(fp, "%s", _SL_);
+
+ fprintf(fp, " ");
+ print_num(fp, 8, s->tx_aborted_errors);
+ print_num(fp, 7, s->tx_fifo_errors);
+ print_num(fp, 7, s->tx_window_errors);
+ print_num(fp, 7, s->tx_heartbeat_errors);
+ if (carrier_changes)
+ print_num(fp, 7,
+ rta_getattr_u32(carrier_changes));
+ }
}
}
static void print_link_stats32(FILE *fp, const struct rtnl_link_stats *s,
const struct rtattr *carrier_changes)
{
- /* RX stats */
- fprintf(fp, " RX: bytes packets errors dropped overrun mcast %s%s",
- s->rx_compressed ? "compressed" : "", _SL_);
-
-
- fprintf(fp, " ");
- print_num(fp, 10, s->rx_bytes);
- print_num(fp, 8, s->rx_packets);
- print_num(fp, 7, s->rx_errors);
- print_num(fp, 7, s->rx_dropped);
- print_num(fp, 7, s->rx_over_errors);
- print_num(fp, 7, s->multicast);
- if (s->rx_compressed)
- print_num(fp, 7, s->rx_compressed);
-
- /* RX error stats */
- if (show_stats > 1) {
- fprintf(fp, "%s", _SL_);
- fprintf(fp, " RX errors: length crc frame fifo missed%s", _SL_);
- fprintf(fp, " ");
- print_num(fp, 8, s->rx_length_errors);
- print_num(fp, 7, s->rx_crc_errors);
- print_num(fp, 7, s->rx_frame_errors);
- print_num(fp, 7, s->rx_fifo_errors);
- print_num(fp, 7, s->rx_missed_errors);
- }
- fprintf(fp, "%s", _SL_);
+ if (is_json_context()) {
+ open_json_object("stats");
+
+ /* RX stats */
+ open_json_object("rx");
+ print_uint(PRINT_JSON, "bytes", NULL, s->rx_bytes);
+ print_uint(PRINT_JSON, "packets", NULL, s->rx_packets);
+ print_uint(PRINT_JSON, "errors", NULL, s->rx_errors);
+ print_uint(PRINT_JSON, "dropped", NULL, s->rx_dropped);
+ print_uint(PRINT_JSON, "over_errors", NULL, s->rx_over_errors);
+ print_uint(PRINT_JSON, "multicast", NULL, s->multicast);
+ if (s->rx_compressed)
+ print_int(PRINT_JSON,
+ "compressed",
+ NULL, s->rx_compressed);
+
+ /* RX error stats */
+ if (show_stats > 1) {
+ print_uint(PRINT_JSON,
+ "length_errors",
+ NULL, s->rx_length_errors);
+ print_uint(PRINT_JSON,
+ "crc_errors",
+ NULL, s->rx_crc_errors);
+ print_uint(PRINT_JSON,
+ "frame_errors",
+ NULL, s->rx_frame_errors);
+ print_uint(PRINT_JSON,
+ "fifo_errors",
+ NULL, s->rx_fifo_errors);
+ print_uint(PRINT_JSON,
+ "missed_errors",
+ NULL, s->rx_missed_errors);
+ if (s->rx_nohandler)
+ print_int(PRINT_JSON,
+ "nohandler",
+ NULL, s->rx_nohandler);
+ }
+ close_json_object();
+
+ /* TX stats */
+ open_json_object("tx");
+ print_uint(PRINT_JSON, "bytes", NULL, s->tx_bytes);
+ print_uint(PRINT_JSON, "packets", NULL, s->tx_packets);
+ print_uint(PRINT_JSON, "errors", NULL, s->tx_errors);
+ print_uint(PRINT_JSON, "dropped", NULL, s->tx_dropped);
+ print_uint(PRINT_JSON,
+ "carrier_errors",
+ NULL, s->tx_carrier_errors);
+ print_uint(PRINT_JSON, "collisions", NULL, s->collisions);
+ if (s->tx_compressed)
+ print_int(PRINT_JSON,
+ "compressed",
+ NULL, s->tx_compressed);
+
+ /* TX error stats */
+ if (show_stats > 1) {
+ print_uint(PRINT_JSON,
+ "aborted_errors",
+ NULL, s->tx_aborted_errors);
+ print_uint(PRINT_JSON,
+ "fifo_errors",
+ NULL, s->tx_fifo_errors);
+ print_uint(PRINT_JSON,
+ "window_errors",
+ NULL, s->tx_window_errors);
+ print_uint(PRINT_JSON,
+ "heartbeat_errors",
+ NULL, s->tx_heartbeat_errors);
+ if (carrier_changes)
+ print_uint(PRINT_JSON,
+ "carrier_changes",
+ NULL,
+ rta_getattr_u32(carrier_changes));
+ }
- /* TX stats */
- fprintf(fp, " TX: bytes packets errors dropped carrier collsns %s%s",
- s->tx_compressed ? "compressed" : "", _SL_);
-
- fprintf(fp, " ");
- print_num(fp, 10, s->tx_bytes);
- print_num(fp, 8, s->tx_packets);
- print_num(fp, 7, s->tx_errors);
- print_num(fp, 7, s->tx_dropped);
- print_num(fp, 7, s->tx_carrier_errors);
- print_num(fp, 7, s->collisions);
- if (s->tx_compressed)
- print_num(fp, 7, s->tx_compressed);
-
- /* TX error stats */
- if (show_stats > 1) {
- fprintf(fp, "%s", _SL_);
- fprintf(fp, " TX errors: aborted fifo window heartbeat");
- if (carrier_changes)
- fprintf(fp, " transns");
+ close_json_object();
+ close_json_object();
+ } else {
+ /* RX stats */
+ fprintf(fp, " RX: bytes packets errors dropped overrun mcast %s%s",
+ s->rx_compressed ? "compressed" : "", _SL_);
+
+
+ fprintf(fp, " ");
+ print_num(fp, 10, s->rx_bytes);
+ print_num(fp, 8, s->rx_packets);
+ print_num(fp, 7, s->rx_errors);
+ print_num(fp, 7, s->rx_dropped);
+ print_num(fp, 7, s->rx_over_errors);
+ print_num(fp, 7, s->multicast);
+ if (s->rx_compressed)
+ print_num(fp, 7, s->rx_compressed);
+
+ /* RX error stats */
+ if (show_stats > 1) {
+ fprintf(fp, "%s", _SL_);
+ fprintf(fp, " RX errors: length crc frame fifo missed%s%s",
+ s->rx_nohandler ? " nohandler" : "", _SL_);
+ fprintf(fp, " ");
+ print_num(fp, 8, s->rx_length_errors);
+ print_num(fp, 7, s->rx_crc_errors);
+ print_num(fp, 7, s->rx_frame_errors);
+ print_num(fp, 7, s->rx_fifo_errors);
+ print_num(fp, 7, s->rx_missed_errors);
+ if (s->rx_nohandler)
+ print_num(fp, 7, s->rx_nohandler);
+ }
fprintf(fp, "%s", _SL_);
- fprintf(fp, " ");
- print_num(fp, 8, s->tx_aborted_errors);
- print_num(fp, 7, s->tx_fifo_errors);
- print_num(fp, 7, s->tx_window_errors);
- print_num(fp, 7, s->tx_heartbeat_errors);
- if (carrier_changes)
- print_num(fp, 7, *(uint32_t*)RTA_DATA(carrier_changes));
+ /* TX stats */
+ fprintf(fp, " TX: bytes packets errors dropped carrier collsns %s%s",
+ s->tx_compressed ? "compressed" : "", _SL_);
+
+ fprintf(fp, " ");
+ print_num(fp, 10, s->tx_bytes);
+ print_num(fp, 8, s->tx_packets);
+ print_num(fp, 7, s->tx_errors);
+ print_num(fp, 7, s->tx_dropped);
+ print_num(fp, 7, s->tx_carrier_errors);
+ print_num(fp, 7, s->collisions);
+ if (s->tx_compressed)
+ print_num(fp, 7, s->tx_compressed);
+
+ /* TX error stats */
+ if (show_stats > 1) {
+ fprintf(fp, "%s", _SL_);
+ fprintf(fp, " TX errors: aborted fifo window heartbeat");
+ if (carrier_changes)
+ fprintf(fp, " transns");
+ fprintf(fp, "%s", _SL_);
+
+ fprintf(fp, " ");
+ print_num(fp, 8, s->tx_aborted_errors);
+ print_num(fp, 7, s->tx_fifo_errors);
+ print_num(fp, 7, s->tx_window_errors);
+ print_num(fp, 7, s->tx_heartbeat_errors);
+ if (carrier_changes)
+ print_num(fp, 7,
+ rta_getattr_u32(carrier_changes));
+ }
}
}
static void __print_link_stats(FILE *fp, struct rtattr **tb)
{
- if (tb[IFLA_STATS64])
- print_link_stats64(fp, RTA_DATA(tb[IFLA_STATS64]),
- tb[IFLA_CARRIER_CHANGES]);
- else if (tb[IFLA_STATS])
- print_link_stats32(fp, RTA_DATA(tb[IFLA_STATS]),
- tb[IFLA_CARRIER_CHANGES]);
+ const struct rtattr *carrier_changes = tb[IFLA_CARRIER_CHANGES];
+
+ if (tb[IFLA_STATS64]) {
+ struct rtnl_link_stats64 stats = { 0 };
+
+ memcpy(&stats, RTA_DATA(tb[IFLA_STATS64]),
+ MIN(RTA_PAYLOAD(tb[IFLA_STATS64]), sizeof(stats)));
+
+ print_link_stats64(fp, &stats, carrier_changes);
+ } else if (tb[IFLA_STATS]) {
+ struct rtnl_link_stats stats = { 0 };
+
+ memcpy(&stats, RTA_DATA(tb[IFLA_STATS]),
+ MIN(RTA_PAYLOAD(tb[IFLA_STATS]), sizeof(stats)));
+
+ print_link_stats32(fp, &stats, carrier_changes);
+ }
}
static void print_link_stats(FILE *fp, struct nlmsghdr *n)
{
struct ifinfomsg *ifi = NLMSG_DATA(n);
- struct rtattr * tb[IFLA_MAX+1];
+ struct rtattr *tb[IFLA_MAX+1];
parse_rtattr(tb, IFLA_MAX, IFLA_RTA(ifi),
n->nlmsg_len - NLMSG_LENGTH(sizeof(*ifi)));
}
int print_linkinfo_brief(const struct sockaddr_nl *who,
- struct nlmsghdr *n, void *arg)
+ struct nlmsghdr *n, void *arg,
+ struct link_filter *pfilter)
{
- FILE *fp = (FILE*)arg;
+ FILE *fp = (FILE *)arg;
struct ifinfomsg *ifi = NLMSG_DATA(n);
- struct rtattr * tb[IFLA_MAX+1];
+ struct rtattr *tb[IFLA_MAX+1];
int len = n->nlmsg_len;
- char *name;
+ const char *name;
char buf[32] = { 0, };
- unsigned m_flag = 0;
+ unsigned int m_flag = 0;
if (n->nlmsg_type != RTM_NEWLINK && n->nlmsg_type != RTM_DELLINK)
return -1;
if (len < 0)
return -1;
- if (filter.ifindex && ifi->ifi_index != filter.ifindex)
+ if (!pfilter)
+ pfilter = &filter;
+
+ if (pfilter->ifindex && ifi->ifi_index != pfilter->ifindex)
return -1;
- if (filter.up && !(ifi->ifi_flags&IFF_UP))
+ if (pfilter->up && !(ifi->ifi_flags&IFF_UP))
return -1;
parse_rtattr(tb, IFLA_MAX, IFLA_RTA(ifi), len);
if (tb[IFLA_IFNAME] == NULL) {
fprintf(stderr, "BUG: device with ifindex %d has nil ifname\n", ifi->ifi_index);
+ name = "<nil>";
+ } else {
+ name = rta_getattr_str(tb[IFLA_IFNAME]);
}
- if (filter.label &&
- (!filter.family || filter.family == AF_PACKET) &&
- fnmatch(filter.label, RTA_DATA(tb[IFLA_IFNAME]), 0))
+
+ if (pfilter->label &&
+ (!pfilter->family || pfilter->family == AF_PACKET) &&
+ fnmatch(pfilter->label, RTA_DATA(tb[IFLA_IFNAME]), 0))
return -1;
if (tb[IFLA_GROUP]) {
- int group = *(int*)RTA_DATA(tb[IFLA_GROUP]);
- if (filter.group != -1 && group != filter.group)
+ int group = rta_getattr_u32(tb[IFLA_GROUP]);
+
+ if (pfilter->group != -1 && group != pfilter->group)
return -1;
}
if (tb[IFLA_MASTER]) {
- int master = *(int*)RTA_DATA(tb[IFLA_MASTER]);
- if (filter.master > 0 && master != filter.master)
+ int master = rta_getattr_u32(tb[IFLA_MASTER]);
+
+ if (pfilter->master > 0 && master != pfilter->master)
return -1;
- }
- else if (filter.master > 0)
+ } else if (pfilter->master > 0)
return -1;
- if (filter.kind) {
- if (tb[IFLA_LINKINFO]) {
- char *kind = parse_link_kind(tb[IFLA_LINKINFO]);
+ if (pfilter->kind && match_link_kind(tb, pfilter->kind, 0))
+ return -1;
- if (strcmp(kind, filter.kind))
- return -1;
- } else {
- return -1;
- }
- }
+ if (pfilter->slave_kind && match_link_kind(tb, pfilter->slave_kind, 1))
+ return -1;
if (n->nlmsg_type == RTM_DELLINK)
- fprintf(fp, "Deleted ");
-
- name = (char *)(tb[IFLA_IFNAME] ? rta_getattr_str(tb[IFLA_IFNAME]) : "<nil>");
+ print_bool(PRINT_ANY, "deleted", "Deleted ", true);
if (tb[IFLA_LINK]) {
SPRINT_BUF(b1);
- int iflink = *(int*)RTA_DATA(tb[IFLA_LINK]);
- if (iflink == 0)
+ int iflink = rta_getattr_u32(tb[IFLA_LINK]);
+
+ if (iflink == 0) {
snprintf(buf, sizeof(buf), "%s@NONE", name);
- else {
- snprintf(buf, sizeof(buf),
- "%s@%s", name, ll_idx_n2a(iflink, b1));
+ print_null(PRINT_JSON, "link", NULL, NULL);
+ } else {
+ const char *link = ll_idx_n2a(iflink, b1);
+
+ print_string(PRINT_JSON, "link", NULL, link);
+ snprintf(buf, sizeof(buf), "%s@%s", name, link);
m_flag = ll_index_to_flags(iflink);
m_flag = !(m_flag & IFF_UP);
}
} else
snprintf(buf, sizeof(buf), "%s", name);
- fprintf(fp, "%-16s ", buf);
+ print_string(PRINT_FP, NULL, "%-16s ", buf);
+ print_string(PRINT_JSON, "ifname", NULL, name);
if (tb[IFLA_OPERSTATE])
print_operstate(fp, rta_getattr_u8(tb[IFLA_OPERSTATE]));
- if (filter.family == AF_PACKET) {
+ if (pfilter->family == AF_PACKET) {
SPRINT_BUF(b1);
+
if (tb[IFLA_ADDRESS]) {
- color_fprintf(fp, COLOR_MAC, "%s ",
- ll_addr_n2a(RTA_DATA(tb[IFLA_ADDRESS]),
- RTA_PAYLOAD(tb[IFLA_ADDRESS]),
- ifi->ifi_type,
- b1, sizeof(b1)));
+ print_color_string(PRINT_ANY, COLOR_MAC,
+ "address", "%s ",
+ ll_addr_n2a(
+ RTA_DATA(tb[IFLA_ADDRESS]),
+ RTA_PAYLOAD(tb[IFLA_ADDRESS]),
+ ifi->ifi_type,
+ b1, sizeof(b1)));
}
}
- if (filter.family == AF_PACKET)
+ if (pfilter->family == AF_PACKET) {
print_link_flags(fp, ifi->ifi_flags, m_flag);
-
- if (filter.family == AF_PACKET)
- fprintf(fp, "\n");
+ print_string(PRINT_FP, NULL, "%s", "\n");
+ }
fflush(fp);
return 0;
}
+static const char *link_events[] = {
+ [IFLA_EVENT_NONE] = "NONE",
+ [IFLA_EVENT_REBOOT] = "REBOOT",
+ [IFLA_EVENT_FEATURES] = "FEATURE CHANGE",
+ [IFLA_EVENT_BONDING_FAILOVER] = "BONDING FAILOVER",
+ [IFLA_EVENT_NOTIFY_PEERS] = "NOTIFY PEERS",
+ [IFLA_EVENT_IGMP_RESEND] = "RESEND IGMP",
+ [IFLA_EVENT_BONDING_OPTIONS] = "BONDING OPTION"
+};
+
+static void print_link_event(FILE *f, __u32 event)
+{
+ if (event >= ARRAY_SIZE(link_events))
+ print_int(PRINT_ANY, "event", "event %d ", event);
+ else {
+ if (event)
+ print_string(PRINT_ANY,
+ "event", "event %s ",
+ link_events[event]);
+ }
+}
+
int print_linkinfo(const struct sockaddr_nl *who,
struct nlmsghdr *n, void *arg)
{
- FILE *fp = (FILE*)arg;
+ FILE *fp = (FILE *)arg;
struct ifinfomsg *ifi = NLMSG_DATA(n);
- struct rtattr * tb[IFLA_MAX+1];
+ struct rtattr *tb[IFLA_MAX+1];
int len = n->nlmsg_len;
- unsigned m_flag = 0;
+ unsigned int m_flag = 0;
if (n->nlmsg_type != RTM_NEWLINK && n->nlmsg_type != RTM_DELLINK)
return 0;
return 0;
parse_rtattr(tb, IFLA_MAX, IFLA_RTA(ifi), len);
- if (tb[IFLA_IFNAME] == NULL) {
+ if (tb[IFLA_IFNAME] == NULL)
fprintf(stderr, "BUG: device with ifindex %d has nil ifname\n", ifi->ifi_index);
- }
+
if (filter.label &&
(!filter.family || filter.family == AF_PACKET) &&
fnmatch(filter.label, RTA_DATA(tb[IFLA_IFNAME]), 0))
return 0;
if (tb[IFLA_GROUP]) {
- int group = *(int*)RTA_DATA(tb[IFLA_GROUP]);
+ int group = rta_getattr_u32(tb[IFLA_GROUP]);
+
if (filter.group != -1 && group != filter.group)
return -1;
}
if (tb[IFLA_MASTER]) {
- int master = *(int*)RTA_DATA(tb[IFLA_MASTER]);
+ int master = rta_getattr_u32(tb[IFLA_MASTER]);
+
if (filter.master > 0 && master != filter.master)
return -1;
- }
- else if (filter.master > 0)
+ } else if (filter.master > 0)
return -1;
- if (filter.kind) {
- if (tb[IFLA_LINKINFO]) {
- char *kind = parse_link_kind(tb[IFLA_LINKINFO]);
+ if (filter.kind && match_link_kind(tb, filter.kind, 0))
+ return -1;
- if (strcmp(kind, filter.kind))
- return -1;
- } else {
- return -1;
- }
- }
+ if (filter.slave_kind && match_link_kind(tb, filter.slave_kind, 1))
+ return -1;
if (n->nlmsg_type == RTM_DELLINK)
- fprintf(fp, "Deleted ");
-
- fprintf(fp, "%d: ", ifi->ifi_index);
- color_fprintf(fp, COLOR_IFNAME, "%s",
- tb[IFLA_IFNAME] ? rta_getattr_str(tb[IFLA_IFNAME]) : "<nil>");
+ print_bool(PRINT_ANY, "deleted", "Deleted ", true);
+
+ print_int(PRINT_ANY, "ifindex", "%d: ", ifi->ifi_index);
+ if (tb[IFLA_IFNAME]) {
+ print_color_string(PRINT_ANY,
+ COLOR_IFNAME,
+ "ifname", "%s",
+ rta_getattr_str(tb[IFLA_IFNAME]));
+ } else {
+ print_null(PRINT_JSON, "ifname", NULL, NULL);
+ print_color_null(PRINT_FP, COLOR_IFNAME,
+ "ifname", "%s", "<nil>");
+ }
if (tb[IFLA_LINK]) {
- SPRINT_BUF(b1);
- int iflink = *(int*)RTA_DATA(tb[IFLA_LINK]);
+ int iflink = rta_getattr_u32(tb[IFLA_LINK]);
+
if (iflink == 0)
- fprintf(fp, "@NONE: ");
+ print_null(PRINT_ANY, "link", "@%s: ", "NONE");
else {
if (tb[IFLA_LINK_NETNSID])
- fprintf(fp, "@if%d: ", iflink);
+ print_int(PRINT_ANY,
+ "link_index", "@if%d: ", iflink);
else {
- fprintf(fp, "@%s: ", ll_idx_n2a(iflink, b1));
+ SPRINT_BUF(b1);
+
+ print_string(PRINT_ANY,
+ "link",
+ "@%s: ",
+ ll_idx_n2a(iflink, b1));
m_flag = ll_index_to_flags(iflink);
m_flag = !(m_flag & IFF_UP);
}
}
} else {
- fprintf(fp, ": ");
+ print_string(PRINT_FP, NULL, ": ", NULL);
}
print_link_flags(fp, ifi->ifi_flags, m_flag);
if (tb[IFLA_MTU])
- fprintf(fp, "mtu %u ", *(int*)RTA_DATA(tb[IFLA_MTU]));
+ print_int(PRINT_ANY,
+ "mtu", "mtu %u ",
+ rta_getattr_u32(tb[IFLA_MTU]));
+ if (tb[IFLA_XDP])
+ xdp_dump(fp, tb[IFLA_XDP], do_link, false);
if (tb[IFLA_QDISC])
- fprintf(fp, "qdisc %s ", rta_getattr_str(tb[IFLA_QDISC]));
+ print_string(PRINT_ANY,
+ "qdisc",
+ "qdisc %s ",
+ rta_getattr_str(tb[IFLA_QDISC]));
if (tb[IFLA_MASTER]) {
SPRINT_BUF(b1);
- fprintf(fp, "master %s ", ll_idx_n2a(*(int*)RTA_DATA(tb[IFLA_MASTER]), b1));
- }
- if (tb[IFLA_PHYS_PORT_ID]) {
- SPRINT_BUF(b1);
- fprintf(fp, "portid %s ",
- hexstring_n2a(RTA_DATA(tb[IFLA_PHYS_PORT_ID]),
- RTA_PAYLOAD(tb[IFLA_PHYS_PORT_ID]),
- b1, sizeof(b1)));
- }
-
- if (tb[IFLA_PHYS_SWITCH_ID]) {
- SPRINT_BUF(b1);
- fprintf(fp, "switchid %s ",
- hexstring_n2a(RTA_DATA(tb[IFLA_PHYS_SWITCH_ID]),
- RTA_PAYLOAD(tb[IFLA_PHYS_SWITCH_ID]),
- b1, sizeof(b1)));
+ print_string(PRINT_ANY,
+ "master",
+ "master %s ",
+ ll_idx_n2a(rta_getattr_u32(tb[IFLA_MASTER]), b1));
}
if (tb[IFLA_OPERSTATE])
if (tb[IFLA_GROUP]) {
SPRINT_BUF(b1);
- int group = *(int*)RTA_DATA(tb[IFLA_GROUP]);
- fprintf(fp, "group %s ", rtnl_group_n2a(group, b1, sizeof(b1)));
+ int group = rta_getattr_u32(tb[IFLA_GROUP]);
+
+ print_string(PRINT_ANY,
+ "group",
+ "group %s ",
+ rtnl_group_n2a(group, b1, sizeof(b1)));
}
if (filter.showqueue)
print_queuelen(fp, tb);
+ if (tb[IFLA_EVENT])
+ print_link_event(fp, rta_getattr_u32(tb[IFLA_EVENT]));
+
if (!filter.family || filter.family == AF_PACKET || show_details) {
SPRINT_BUF(b1);
- fprintf(fp, "%s", _SL_);
- fprintf(fp, " link/%s ", ll_type_n2a(ifi->ifi_type, b1, sizeof(b1)));
+ print_string(PRINT_FP, NULL, "%s", _SL_);
+ print_string(PRINT_ANY,
+ "link_type",
+ " link/%s ",
+ ll_type_n2a(ifi->ifi_type, b1, sizeof(b1)));
if (tb[IFLA_ADDRESS]) {
- color_fprintf(fp, COLOR_MAC, "%s",
- ll_addr_n2a(RTA_DATA(tb[IFLA_ADDRESS]),
- RTA_PAYLOAD(tb[IFLA_ADDRESS]),
- ifi->ifi_type,
- b1, sizeof(b1)));
+ print_color_string(PRINT_ANY,
+ COLOR_MAC,
+ "address",
+ "%s",
+ ll_addr_n2a(RTA_DATA(tb[IFLA_ADDRESS]),
+ RTA_PAYLOAD(tb[IFLA_ADDRESS]),
+ ifi->ifi_type,
+ b1, sizeof(b1)));
}
if (tb[IFLA_BROADCAST]) {
- if (ifi->ifi_flags&IFF_POINTOPOINT)
- fprintf(fp, " peer ");
- else
- fprintf(fp, " brd ");
- fprintf(fp, "%s", ll_addr_n2a(RTA_DATA(tb[IFLA_BROADCAST]),
- RTA_PAYLOAD(tb[IFLA_BROADCAST]),
- ifi->ifi_type,
- b1, sizeof(b1)));
+ if (ifi->ifi_flags&IFF_POINTOPOINT) {
+ print_string(PRINT_FP, NULL, " peer ", NULL);
+ print_bool(PRINT_JSON,
+ "link_pointtopoint", NULL, true);
+ } else {
+ print_string(PRINT_FP, NULL, " brd ", NULL);
+ }
+ print_color_string(PRINT_ANY,
+ COLOR_MAC,
+ "broadcast",
+ "%s",
+ ll_addr_n2a(RTA_DATA(tb[IFLA_BROADCAST]),
+ RTA_PAYLOAD(tb[IFLA_BROADCAST]),
+ ifi->ifi_type,
+ b1, sizeof(b1)));
}
}
if (tb[IFLA_LINK_NETNSID]) {
- int id = *(int*)RTA_DATA(tb[IFLA_LINK_NETNSID]);
+ int id = rta_getattr_u32(tb[IFLA_LINK_NETNSID]);
- if (id >= 0)
- fprintf(fp, " link-netnsid %d", id);
- else
- fprintf(fp, " link-netnsid unknown");
+ if (is_json_context()) {
+ print_int(PRINT_JSON, "link_netnsid", NULL, id);
+ } else {
+ if (id >= 0)
+ print_int(PRINT_FP, NULL,
+ " link-netnsid %d", id);
+ else
+ print_string(PRINT_FP, NULL,
+ " link-netnsid %s", "unknown");
+ }
}
if (tb[IFLA_PROTO_DOWN]) {
if (rta_getattr_u8(tb[IFLA_PROTO_DOWN]))
- fprintf(fp, " protodown on ");
- }
-
- if (tb[IFLA_PROMISCUITY] && show_details)
- fprintf(fp, " promiscuity %u ",
- *(int*)RTA_DATA(tb[IFLA_PROMISCUITY]));
-
- if (tb[IFLA_LINKINFO] && show_details)
- print_linktype(fp, tb[IFLA_LINKINFO]);
+ print_bool(PRINT_ANY,
+ "proto_down", " protodown on ", true);
+ }
+
+ if (show_details) {
+ if (tb[IFLA_PROMISCUITY])
+ print_uint(PRINT_ANY,
+ "promiscuity",
+ " promiscuity %u ",
+ rta_getattr_u32(tb[IFLA_PROMISCUITY]));
+
+ if (tb[IFLA_LINKINFO])
+ print_linktype(fp, tb[IFLA_LINKINFO]);
+
+ if (do_link && tb[IFLA_AF_SPEC])
+ print_af_spec(fp, tb[IFLA_AF_SPEC]);
+
+ if (tb[IFLA_NUM_TX_QUEUES])
+ print_uint(PRINT_ANY,
+ "num_tx_queues",
+ "numtxqueues %u ",
+ rta_getattr_u32(tb[IFLA_NUM_TX_QUEUES]));
+
+ if (tb[IFLA_NUM_RX_QUEUES])
+ print_uint(PRINT_ANY,
+ "num_rx_queues",
+ "numrxqueues %u ",
+ rta_getattr_u32(tb[IFLA_NUM_RX_QUEUES]));
+
+ if (tb[IFLA_GSO_MAX_SIZE])
+ print_uint(PRINT_ANY,
+ "gso_max_size",
+ "gso_max_size %u ",
+ rta_getattr_u32(tb[IFLA_GSO_MAX_SIZE]));
+
+ if (tb[IFLA_GSO_MAX_SEGS])
+ print_uint(PRINT_ANY,
+ "gso_max_segs",
+ "gso_max_segs %u ",
+ rta_getattr_u32(tb[IFLA_GSO_MAX_SEGS]));
+
+ if (tb[IFLA_PHYS_PORT_NAME])
+ print_string(PRINT_ANY,
+ "phys_port_name",
+ "portname %s ",
+ rta_getattr_str(tb[IFLA_PHYS_PORT_NAME]));
+
+ if (tb[IFLA_PHYS_PORT_ID]) {
+ SPRINT_BUF(b1);
+ print_string(PRINT_ANY,
+ "phys_port_id",
+ "portid %s ",
+ hexstring_n2a(
+ RTA_DATA(tb[IFLA_PHYS_PORT_ID]),
+ RTA_PAYLOAD(tb[IFLA_PHYS_PORT_ID]),
+ b1, sizeof(b1)));
+ }
- if (do_link && tb[IFLA_AF_SPEC] && show_details)
- print_af_spec(fp, tb[IFLA_AF_SPEC]);
+ if (tb[IFLA_PHYS_SWITCH_ID]) {
+ SPRINT_BUF(b1);
+ print_string(PRINT_ANY,
+ "phys_switch_id",
+ "switchid %s ",
+ hexstring_n2a(RTA_DATA(tb[IFLA_PHYS_SWITCH_ID]),
+ RTA_PAYLOAD(tb[IFLA_PHYS_SWITCH_ID]),
+ b1, sizeof(b1)));
+ }
+ }
if ((do_link || show_details) && tb[IFLA_IFALIAS]) {
- fprintf(fp, "%s alias %s", _SL_,
- rta_getattr_str(tb[IFLA_IFALIAS]));
+ print_string(PRINT_FP, NULL, "%s ", _SL_);
+ print_string(PRINT_ANY,
+ "ifalias",
+ "alias %s",
+ rta_getattr_str(tb[IFLA_IFALIAS]));
}
+ if ((do_link || show_details) && tb[IFLA_XDP])
+ xdp_dump(fp, tb[IFLA_XDP], true, true);
+
if (do_link && show_stats) {
- fprintf(fp, "%s", _SL_);
+ print_string(PRINT_FP, NULL, "%s", _SL_);
__print_link_stats(fp, tb);
}
if ((do_link || show_details) && tb[IFLA_VFINFO_LIST] && tb[IFLA_NUM_VF]) {
struct rtattr *i, *vflist = tb[IFLA_VFINFO_LIST];
int rem = RTA_PAYLOAD(vflist);
- for (i = RTA_DATA(vflist); RTA_OK(i, rem); i = RTA_NEXT(i, rem))
+
+ open_json_array(PRINT_JSON, "vfinfo_list");
+ for (i = RTA_DATA(vflist); RTA_OK(i, rem); i = RTA_NEXT(i, rem)) {
+ open_json_object(NULL);
print_vfinfo(fp, i);
+ close_json_object();
+ }
+ close_json_array(PRINT_JSON, NULL);
}
- fprintf(fp, "\n");
+ print_string(PRINT_FP, NULL, "\n", NULL);
fflush(fp);
return 1;
}
struct rtattr *ifa_flags_attr)
{
return ifa_flags_attr ? rta_getattr_u32(ifa_flags_attr) :
- ifa->ifa_flags;
+ ifa->ifa_flags;
+}
+
+/* Mapping from argument to address flag mask */
+struct {
+ const char *name;
+ unsigned long value;
+} ifa_flag_names[] = {
+ { "secondary", IFA_F_SECONDARY },
+ { "temporary", IFA_F_SECONDARY },
+ { "nodad", IFA_F_NODAD },
+ { "optimistic", IFA_F_OPTIMISTIC },
+ { "dadfailed", IFA_F_DADFAILED },
+ { "home", IFA_F_HOMEADDRESS },
+ { "deprecated", IFA_F_DEPRECATED },
+ { "tentative", IFA_F_TENTATIVE },
+ { "permanent", IFA_F_PERMANENT },
+ { "mngtmpaddr", IFA_F_MANAGETEMPADDR },
+ { "noprefixroute", IFA_F_NOPREFIXROUTE },
+ { "autojoin", IFA_F_MCAUTOJOIN },
+ { "stable-privacy", IFA_F_STABLE_PRIVACY },
+};
+
+static void print_ifa_flags(FILE *fp, const struct ifaddrmsg *ifa,
+ unsigned int flags)
+{
+ unsigned int i;
+
+ for (i = 0; i < ARRAY_SIZE(ifa_flag_names); i++) {
+ unsigned long mask = ifa_flag_names[i].value;
+
+ if (mask == IFA_F_PERMANENT) {
+ if (!(flags & mask))
+ print_bool(PRINT_ANY,
+ "dynamic", "dynamic ", true);
+ } else if (flags & mask) {
+ if (mask == IFA_F_SECONDARY &&
+ ifa->ifa_family == AF_INET6) {
+ print_bool(PRINT_ANY,
+ "temporary", "temporary ", true);
+ } else {
+ print_string(PRINT_FP, NULL,
+ "%s ", ifa_flag_names[i].name);
+ print_bool(PRINT_JSON,
+ ifa_flag_names[i].name, NULL, true);
+ }
+ }
+
+ flags &= ~mask;
+ }
+
+ if (flags) {
+ if (is_json_context()) {
+ SPRINT_BUF(b1);
+
+ snprintf(b1, sizeof(b1), "%02x", flags);
+ print_string(PRINT_JSON, "ifa_flags", NULL, b1);
+ } else {
+ fprintf(fp, "flags %02x ", flags);
+ }
+ }
+
+}
+
+static int get_filter(const char *arg)
+{
+ unsigned int i;
+
+ /* Special cases */
+ if (strcmp(arg, "dynamic") == 0) {
+ filter.flags &= ~IFA_F_PERMANENT;
+ filter.flagmask |= IFA_F_PERMANENT;
+ } else if (strcmp(arg, "primary") == 0) {
+ filter.flags &= ~IFA_F_SECONDARY;
+ filter.flagmask |= IFA_F_SECONDARY;
+ } else if (*arg == '-') {
+ for (i = 0; i < ARRAY_SIZE(ifa_flag_names); i++) {
+ if (strcmp(arg + 1, ifa_flag_names[i].name))
+ continue;
+
+ filter.flags &= ifa_flag_names[i].value;
+ filter.flagmask |= ifa_flag_names[i].value;
+ return 0;
+ }
+
+ return -1;
+ } else {
+ for (i = 0; i < ARRAY_SIZE(ifa_flag_names); i++) {
+ if (strcmp(arg, ifa_flag_names[i].name))
+ continue;
+ filter.flags |= ifa_flag_names[i].value;
+ filter.flagmask |= ifa_flag_names[i].value;
+ return 0;
+ }
+ return -1;
+ }
+
+ return 0;
}
int print_addrinfo(const struct sockaddr_nl *who, struct nlmsghdr *n,
FILE *fp = arg;
struct ifaddrmsg *ifa = NLMSG_DATA(n);
int len = n->nlmsg_len;
- int deprecated = 0;
- /* Use local copy of ifa_flags to not interfere with filtering code */
unsigned int ifa_flags;
- struct rtattr * rta_tb[IFA_MAX+1];
- char abuf[256];
+ struct rtattr *rta_tb[IFA_MAX+1];
+
SPRINT_BUF(b1);
if (n->nlmsg_type != RTM_NEWADDR && n->nlmsg_type != RTM_DELADDR)
if (filter.label) {
SPRINT_BUF(b1);
const char *label;
+
if (rta_tb[IFA_LABEL])
label = RTA_DATA(rta_tb[IFA_LABEL]);
else
}
if (filter.pfx.family) {
if (rta_tb[IFA_LOCAL]) {
- inet_prefix dst;
- memset(&dst, 0, sizeof(dst));
- dst.family = ifa->ifa_family;
+ inet_prefix dst = { .family = ifa->ifa_family };
+
memcpy(&dst.data, RTA_DATA(rta_tb[IFA_LOCAL]), RTA_PAYLOAD(rta_tb[IFA_LOCAL]));
if (inet_addr_match(&dst, &filter.pfx, filter.pfx.bitlen))
return 0;
if (filter.flushb) {
struct nlmsghdr *fn;
+
if (NLMSG_ALIGN(filter.flushp) + n->nlmsg_len > filter.flushe) {
if (flush_update())
return -1;
}
- fn = (struct nlmsghdr*)(filter.flushb + NLMSG_ALIGN(filter.flushp));
+ fn = (struct nlmsghdr *)(filter.flushb + NLMSG_ALIGN(filter.flushp));
memcpy(fn, n, n->nlmsg_len);
fn->nlmsg_type = RTM_DELADDR;
fn->nlmsg_flags = NLM_F_REQUEST;
fn->nlmsg_seq = ++rth.seq;
- filter.flushp = (((char*)fn) + n->nlmsg_len) - filter.flushb;
+ filter.flushp = (((char *)fn) + n->nlmsg_len) - filter.flushb;
filter.flushed++;
if (show_stats < 2)
return 0;
}
if (n->nlmsg_type == RTM_DELADDR)
- fprintf(fp, "Deleted ");
+ print_bool(PRINT_ANY, "deleted", "Deleted ", true);
if (!brief) {
- if (filter.oneline || filter.flushb)
- fprintf(fp, "%u: %s", ifa->ifa_index, ll_index_to_name(ifa->ifa_index));
+ if (filter.oneline || filter.flushb) {
+ const char *dev = ll_index_to_name(ifa->ifa_index);
+
+ if (is_json_context()) {
+ print_int(PRINT_JSON,
+ "index", NULL, ifa->ifa_index);
+ print_string(PRINT_JSON, "dev", NULL, dev);
+ } else {
+ fprintf(fp, "%u: %s", ifa->ifa_index, dev);
+ }
+ }
+
+ int family = ifa->ifa_family;
+
if (ifa->ifa_family == AF_INET)
- fprintf(fp, " inet ");
+ print_string(PRINT_ANY, "family", " %s ", "inet");
else if (ifa->ifa_family == AF_INET6)
- fprintf(fp, " inet6 ");
+ print_string(PRINT_ANY, "family", " %s ", "inet6");
else if (ifa->ifa_family == AF_DECnet)
- fprintf(fp, " dnet ");
+ print_string(PRINT_ANY, "family", " %s ", "dnet");
else if (ifa->ifa_family == AF_IPX)
- fprintf(fp, " ipx ");
+ print_string(PRINT_ANY, "family", " %s ", "ipx");
else
- fprintf(fp, " family %d ", ifa->ifa_family);
+ print_int(PRINT_ANY,
+ "family_index",
+ " family %d ", family);
}
if (rta_tb[IFA_LOCAL]) {
- if (ifa->ifa_family == AF_INET)
- color_fprintf(fp, COLOR_INET, "%s", format_host(ifa->ifa_family,
- RTA_PAYLOAD(rta_tb[IFA_LOCAL]),
- RTA_DATA(rta_tb[IFA_LOCAL]),
- abuf, sizeof(abuf)));
- else if (ifa->ifa_family == AF_INET6)
- color_fprintf(fp, COLOR_INET6, "%s", format_host(ifa->ifa_family,
- RTA_PAYLOAD(rta_tb[IFA_LOCAL]),
- RTA_DATA(rta_tb[IFA_LOCAL]),
- abuf, sizeof(abuf)));
- else
- fprintf(fp, "%s", format_host(ifa->ifa_family,
- RTA_PAYLOAD(rta_tb[IFA_LOCAL]),
- RTA_DATA(rta_tb[IFA_LOCAL]),
- abuf, sizeof(abuf)));
-
- if (rta_tb[IFA_ADDRESS] == NULL ||
- memcmp(RTA_DATA(rta_tb[IFA_ADDRESS]), RTA_DATA(rta_tb[IFA_LOCAL]),
- ifa->ifa_family == AF_INET ? 4 : 16) == 0) {
- fprintf(fp, "/%d ", ifa->ifa_prefixlen);
- } else {
- fprintf(fp, " peer %s/%d ",
- format_host(ifa->ifa_family,
- RTA_PAYLOAD(rta_tb[IFA_ADDRESS]),
- RTA_DATA(rta_tb[IFA_ADDRESS]),
- abuf, sizeof(abuf)),
- ifa->ifa_prefixlen);
+ print_color_string(PRINT_ANY,
+ ifa_family_color(ifa->ifa_family),
+ "local", "%s",
+ format_host_rta(ifa->ifa_family,
+ rta_tb[IFA_LOCAL]));
+ if (rta_tb[IFA_ADDRESS] &&
+ memcmp(RTA_DATA(rta_tb[IFA_ADDRESS]),
+ RTA_DATA(rta_tb[IFA_LOCAL]),
+ ifa->ifa_family == AF_INET ? 4 : 16)) {
+ print_string(PRINT_FP, NULL, " %s ", "peer");
+ print_color_string(PRINT_ANY,
+ ifa_family_color(ifa->ifa_family),
+ "address",
+ "%s",
+ format_host_rta(ifa->ifa_family,
+ rta_tb[IFA_ADDRESS]));
}
+ print_int(PRINT_ANY, "prefixlen", "/%d ", ifa->ifa_prefixlen);
}
if (brief)
goto brief_exit;
if (rta_tb[IFA_BROADCAST]) {
- fprintf(fp, "brd %s ",
- format_host(ifa->ifa_family,
- RTA_PAYLOAD(rta_tb[IFA_BROADCAST]),
- RTA_DATA(rta_tb[IFA_BROADCAST]),
- abuf, sizeof(abuf)));
+ print_string(PRINT_FP, NULL, "%s ", "brd");
+ print_color_string(PRINT_ANY,
+ ifa_family_color(ifa->ifa_family),
+ "broadcast",
+ "%s ",
+ format_host_rta(ifa->ifa_family,
+ rta_tb[IFA_BROADCAST]));
}
+
if (rta_tb[IFA_ANYCAST]) {
- fprintf(fp, "any %s ",
- format_host(ifa->ifa_family,
- RTA_PAYLOAD(rta_tb[IFA_ANYCAST]),
- RTA_DATA(rta_tb[IFA_ANYCAST]),
- abuf, sizeof(abuf)));
- }
- fprintf(fp, "scope %s ", rtnl_rtscope_n2a(ifa->ifa_scope, b1, sizeof(b1)));
- if (ifa_flags & IFA_F_SECONDARY) {
- ifa_flags &= ~IFA_F_SECONDARY;
- if (ifa->ifa_family == AF_INET6)
- fprintf(fp, "temporary ");
- else
- fprintf(fp, "secondary ");
- }
- if (ifa_flags & IFA_F_TENTATIVE) {
- ifa_flags &= ~IFA_F_TENTATIVE;
- fprintf(fp, "tentative ");
- }
- if (ifa_flags & IFA_F_DEPRECATED) {
- ifa_flags &= ~IFA_F_DEPRECATED;
- deprecated = 1;
- fprintf(fp, "deprecated ");
- }
- if (ifa_flags & IFA_F_HOMEADDRESS) {
- ifa_flags &= ~IFA_F_HOMEADDRESS;
- fprintf(fp, "home ");
- }
- if (ifa_flags & IFA_F_NODAD) {
- ifa_flags &= ~IFA_F_NODAD;
- fprintf(fp, "nodad ");
- }
- if (ifa_flags & IFA_F_MANAGETEMPADDR) {
- ifa_flags &= ~IFA_F_MANAGETEMPADDR;
- fprintf(fp, "mngtmpaddr ");
- }
- if (ifa_flags & IFA_F_NOPREFIXROUTE) {
- ifa_flags &= ~IFA_F_NOPREFIXROUTE;
- fprintf(fp, "noprefixroute ");
+ print_string(PRINT_FP, NULL, "%s ", "any");
+ print_color_string(PRINT_ANY,
+ ifa_family_color(ifa->ifa_family),
+ "anycast",
+ "%s ",
+ format_host_rta(ifa->ifa_family,
+ rta_tb[IFA_ANYCAST]));
}
- if (ifa_flags & IFA_F_MCAUTOJOIN) {
- ifa_flags &= ~IFA_F_MCAUTOJOIN;
- fprintf(fp, "autojoin ");
- }
- if (!(ifa_flags & IFA_F_PERMANENT)) {
- fprintf(fp, "dynamic ");
- } else
- ifa_flags &= ~IFA_F_PERMANENT;
- if (ifa_flags & IFA_F_DADFAILED) {
- ifa_flags &= ~IFA_F_DADFAILED;
- fprintf(fp, "dadfailed ");
- }
- if (ifa_flags)
- fprintf(fp, "flags %02x ", ifa_flags);
+
+ print_string(PRINT_ANY,
+ "scope",
+ "scope %s ",
+ rtnl_rtscope_n2a(ifa->ifa_scope, b1, sizeof(b1)));
+
+ print_ifa_flags(fp, ifa, ifa_flags);
+
if (rta_tb[IFA_LABEL])
- fprintf(fp, "%s", rta_getattr_str(rta_tb[IFA_LABEL]));
+ print_string(PRINT_ANY,
+ "label",
+ "%s",
+ rta_getattr_str(rta_tb[IFA_LABEL]));
+
if (rta_tb[IFA_CACHEINFO]) {
struct ifa_cacheinfo *ci = RTA_DATA(rta_tb[IFA_CACHEINFO]);
- fprintf(fp, "%s", _SL_);
- fprintf(fp, " valid_lft ");
- if (ci->ifa_valid == INFINITY_LIFE_TIME)
- fprintf(fp, "forever");
- else
- fprintf(fp, "%usec", ci->ifa_valid);
- fprintf(fp, " preferred_lft ");
- if (ci->ifa_prefered == INFINITY_LIFE_TIME)
- fprintf(fp, "forever");
- else {
- if (deprecated)
- fprintf(fp, "%dsec", ci->ifa_prefered);
+
+ print_string(PRINT_FP, NULL, "%s", _SL_);
+ print_string(PRINT_FP, NULL, " valid_lft ", NULL);
+
+ if (ci->ifa_valid == INFINITY_LIFE_TIME) {
+ print_uint(PRINT_JSON,
+ "valid_life_time",
+ NULL, INFINITY_LIFE_TIME);
+ print_string(PRINT_FP, NULL, "%s", "forever");
+ } else {
+ print_uint(PRINT_ANY,
+ "valid_life_time", "%usec", ci->ifa_valid);
+ }
+
+ print_string(PRINT_FP, NULL, " preferred_lft ", NULL);
+ if (ci->ifa_prefered == INFINITY_LIFE_TIME) {
+ print_uint(PRINT_JSON,
+ "preferred_life_time",
+ NULL, INFINITY_LIFE_TIME);
+ print_string(PRINT_FP, NULL, "%s", "forever");
+ } else {
+ if (ifa_flags & IFA_F_DEPRECATED)
+ print_int(PRINT_ANY,
+ "preferred_life_time",
+ "%dsec",
+ ci->ifa_prefered);
else
- fprintf(fp, "%usec", ci->ifa_prefered);
+ print_uint(PRINT_ANY,
+ "preferred_life_time",
+ "%usec",
+ ci->ifa_prefered);
}
}
- fprintf(fp, "\n");
+ print_string(PRINT_FP, NULL, "%s", "\n");
brief_exit:
fflush(fp);
return 0;
}
-struct nlmsg_list
-{
- struct nlmsg_list *next;
- struct nlmsghdr h;
-};
-
-struct nlmsg_chain
-{
- struct nlmsg_list *head;
- struct nlmsg_list *tail;
-};
-
static int print_selected_addrinfo(struct ifinfomsg *ifi,
struct nlmsg_list *ainfo, FILE *fp)
{
- for ( ;ainfo ; ainfo = ainfo->next) {
+ open_json_array(PRINT_JSON, "addr_info");
+ for ( ; ainfo ; ainfo = ainfo->next) {
struct nlmsghdr *n = &ainfo->h;
struct ifaddrmsg *ifa = NLMSG_DATA(n);
if (n->nlmsg_type != RTM_NEWADDR)
continue;
- if (n->nlmsg_len < NLMSG_LENGTH(sizeof(ifa)))
+ if (n->nlmsg_len < NLMSG_LENGTH(sizeof(*ifa)))
return -1;
if (ifa->ifa_index != ifi->ifi_index ||
if (filter.up && !(ifi->ifi_flags&IFF_UP))
continue;
+ open_json_object(NULL);
print_addrinfo(NULL, n, fp);
+ close_json_object();
}
+ close_json_array(PRINT_JSON, NULL);
+
if (brief) {
- fprintf(fp, "\n");
+ print_string(PRINT_FP, NULL, "%s", "\n");
fflush(fp);
}
return 0;
struct nlmsg_chain *lchain = (struct nlmsg_chain *)arg;
struct nlmsg_list *h;
- h = malloc(n->nlmsg_len+sizeof(void*));
+ h = malloc(n->nlmsg_len+sizeof(void *));
if (h == NULL)
return -1;
{
struct ifaddrmsg *ifa = NLMSG_DATA(n);
- printf("if%d:\n", ifa->ifa_index);
+ open_json_object(NULL);
+ print_int(PRINT_ANY, "index", "if%d:\n", ifa->ifa_index);
print_addrinfo(NULL, n, stdout);
+ close_json_object();
return 0;
}
static int ipaddr_showdump(void)
{
+ int err;
+
if (ipadd_dump_check_magic())
exit(-1);
- exit(rtnl_from_file(stdin, &show_handler, NULL));
+ new_json_obj(json);
+ open_json_object(NULL);
+ open_json_array(PRINT_JSON, "addr_info");
+
+ err = rtnl_from_file(stdin, &show_handler, NULL);
+
+ close_json_array(PRINT_JSON, NULL);
+ close_json_object();
+ delete_json_obj();
+
+ exit(err);
}
static int restore_handler(const struct sockaddr_nl *nl,
ll_init_map(&rth);
- ret = rtnl_talk(&rth, n, n, sizeof(*n));
+ ret = rtnl_talk(&rth, n, NULL);
if ((ret < 0) && (errno == EEXIST))
ret = 0;
exit(rtnl_from_file(stdin, &restore_handler, NULL));
}
-static void free_nlmsg_chain(struct nlmsg_chain *info)
+void free_nlmsg_chain(struct nlmsg_chain *info)
{
struct nlmsg_list *l, *n;
struct nlmsg_list *l, **lp;
lp = &linfo->head;
- while ( (l = *lp) != NULL) {
+ while ((l = *lp) != NULL) {
int ok = 0;
int missing_net_address = 1;
struct ifinfomsg *ifi = NLMSG_DATA(&l->h);
tb[IFA_LOCAL] = tb[IFA_ADDRESS];
if (filter.pfx.family && tb[IFA_LOCAL]) {
- inet_prefix dst;
- memset(&dst, 0, sizeof(dst));
- dst.family = ifa->ifa_family;
+ inet_prefix dst = {
+ .family = ifa->ifa_family
+ };
+
memcpy(&dst.data, RTA_DATA(tb[IFA_LOCAL]), RTA_PAYLOAD(tb[IFA_LOCAL]));
if (inet_addr_match(&dst, &filter.pfx, filter.pfx.bitlen))
continue;
if (filter.label) {
SPRINT_BUF(b1);
const char *label;
+
if (tb[IFA_LABEL])
label = RTA_DATA(tb[IFA_LABEL]);
else
if (round == 0)
printf("Nothing to flush.\n");
else
- printf("*** Flush is complete after %d round%s ***\n", round, round>1?"s":"");
+ printf("*** Flush is complete after %d round%s ***\n", round, round > 1?"s":"");
}
fflush(stdout);
return 0;
return 1;
}
+static int iplink_filter_req(struct nlmsghdr *nlh, int reqlen)
+{
+ int err;
+
+ err = addattr32(nlh, reqlen, IFLA_EXT_MASK, RTEXT_FILTER_VF);
+ if (err)
+ return err;
+
+ if (filter.master) {
+ err = addattr32(nlh, reqlen, IFLA_MASTER, filter.master);
+ if (err)
+ return err;
+ }
+
+ if (filter.kind) {
+ struct rtattr *linkinfo;
+
+ linkinfo = addattr_nest(nlh, reqlen, IFLA_LINKINFO);
+
+ err = addattr_l(nlh, reqlen, IFLA_INFO_KIND, filter.kind,
+ strlen(filter.kind));
+ if (err)
+ return err;
+
+ addattr_nest_end(nlh, linkinfo);
+ }
+
+ return 0;
+}
+
+/* fills in linfo with link data and optionally ainfo with address info
+ * caller can walk lists as desired and must call free_nlmsg_chain for
+ * both when done
+ */
+int ip_linkaddr_list(int family, req_filter_fn_t filter_fn,
+ struct nlmsg_chain *linfo, struct nlmsg_chain *ainfo)
+{
+ if (rtnl_wilddump_req_filter_fn(&rth, preferred_family, RTM_GETLINK,
+ filter_fn) < 0) {
+ perror("Cannot send dump request");
+ return 1;
+ }
+
+ if (rtnl_dump_filter(&rth, store_nlmsg, linfo) < 0) {
+ fprintf(stderr, "Dump terminated\n");
+ return 1;
+ }
+
+ if (ainfo) {
+ if (rtnl_wilddump_request(&rth, family, RTM_GETADDR) < 0) {
+ perror("Cannot send dump request");
+ return 1;
+ }
+
+ if (rtnl_dump_filter(&rth, store_nlmsg, ainfo) < 0) {
+ fprintf(stderr, "Dump terminated\n");
+ return 1;
+ }
+ }
+
+ return 0;
+}
+
static int ipaddr_list_flush_or_save(int argc, char **argv, int action)
{
struct nlmsg_chain linfo = { NULL, NULL};
- struct nlmsg_chain ainfo = { NULL, NULL};
+ struct nlmsg_chain _ainfo = { NULL, NULL}, *ainfo = NULL;
struct nlmsg_list *l;
char *filter_dev = NULL;
int no_link = 0;
if (filter.family == AF_UNSPEC)
filter.family = filter.pfx.family;
} else if (strcmp(*argv, "scope") == 0) {
- unsigned scope = 0;
+ unsigned int scope = 0;
+
NEXT_ARG();
filter.scopemask = -1;
if (rtnl_rtscope_a2n(&scope, *argv)) {
filter.scope = scope;
} else if (strcmp(*argv, "up") == 0) {
filter.up = 1;
- } else if (strcmp(*argv, "dynamic") == 0) {
- filter.flags &= ~IFA_F_PERMANENT;
- filter.flagmask |= IFA_F_PERMANENT;
- } else if (strcmp(*argv, "permanent") == 0) {
- filter.flags |= IFA_F_PERMANENT;
- filter.flagmask |= IFA_F_PERMANENT;
- } else if (strcmp(*argv, "secondary") == 0 ||
- strcmp(*argv, "temporary") == 0) {
- filter.flags |= IFA_F_SECONDARY;
- filter.flagmask |= IFA_F_SECONDARY;
- } else if (strcmp(*argv, "primary") == 0) {
- filter.flags &= ~IFA_F_SECONDARY;
- filter.flagmask |= IFA_F_SECONDARY;
- } else if (strcmp(*argv, "tentative") == 0) {
- filter.flags |= IFA_F_TENTATIVE;
- filter.flagmask |= IFA_F_TENTATIVE;
- } else if (strcmp(*argv, "-tentative") == 0) {
- filter.flags &= ~IFA_F_TENTATIVE;
- filter.flagmask |= IFA_F_TENTATIVE;
- } else if (strcmp(*argv, "deprecated") == 0) {
- filter.flags |= IFA_F_DEPRECATED;
- filter.flagmask |= IFA_F_DEPRECATED;
- } else if (strcmp(*argv, "-deprecated") == 0) {
- filter.flags &= ~IFA_F_DEPRECATED;
- filter.flagmask |= IFA_F_DEPRECATED;
- } else if (strcmp(*argv, "home") == 0) {
- filter.flags |= IFA_F_HOMEADDRESS;
- filter.flagmask |= IFA_F_HOMEADDRESS;
- } else if (strcmp(*argv, "nodad") == 0) {
- filter.flags |= IFA_F_NODAD;
- filter.flagmask |= IFA_F_NODAD;
- } else if (strcmp(*argv, "mngtmpaddr") == 0) {
- filter.flags |= IFA_F_MANAGETEMPADDR;
- filter.flagmask |= IFA_F_MANAGETEMPADDR;
- } else if (strcmp(*argv, "noprefixroute") == 0) {
- filter.flags |= IFA_F_NOPREFIXROUTE;
- filter.flagmask |= IFA_F_NOPREFIXROUTE;
- } else if (strcmp(*argv, "autojoin") == 0) {
- filter.flags |= IFA_F_MCAUTOJOIN;
- filter.flagmask |= IFA_F_MCAUTOJOIN;
- } else if (strcmp(*argv, "dadfailed") == 0) {
- filter.flags |= IFA_F_DADFAILED;
- filter.flagmask |= IFA_F_DADFAILED;
- } else if (strcmp(*argv, "-dadfailed") == 0) {
- filter.flags &= ~IFA_F_DADFAILED;
- filter.flagmask |= IFA_F_DADFAILED;
+ } else if (get_filter(*argv) == 0) {
+
} else if (strcmp(*argv, "label") == 0) {
NEXT_ARG();
filter.label = *argv;
invarg("Invalid \"group\" value\n", *argv);
} else if (strcmp(*argv, "master") == 0) {
int ifindex;
+
NEXT_ARG();
ifindex = ll_name_to_index(*argv);
if (!ifindex)
invarg("Device does not exist\n", *argv);
filter.master = ifindex;
- } else if (do_link && strcmp(*argv, "type") == 0) {
+ } else if (strcmp(*argv, "vrf") == 0) {
+ int ifindex;
+
NEXT_ARG();
- filter.kind = *argv;
+ ifindex = ll_name_to_index(*argv);
+ if (!ifindex)
+ invarg("Not a valid VRF name\n", *argv);
+ if (!name_is_vrf(*argv))
+ invarg("Not a valid VRF name\n", *argv);
+ filter.master = ifindex;
+ } else if (strcmp(*argv, "type") == 0) {
+ int soff;
+
+ NEXT_ARG();
+ soff = strlen(*argv) - strlen("_slave");
+ if (!strcmp(*argv + soff, "_slave")) {
+ (*argv)[soff] = '\0';
+ filter.slave_kind = *argv;
+ } else {
+ filter.kind = *argv;
+ }
} else {
- if (strcmp(*argv, "dev") == 0) {
+ if (strcmp(*argv, "dev") == 0)
NEXT_ARG();
- }
else if (matches(*argv, "help") == 0)
usage();
if (filter_dev)
exit(0);
}
+ /*
+ * Initialize a json_writer and open an array object
+ * if -json was specified.
+ */
+ new_json_obj(json);
+
/*
* If only filter_dev present and none of the other
* link filters are present, use RTM_GETLINK to get
if (filter_dev && filter.group == -1 && do_link == 1) {
if (iplink_get(0, filter_dev, RTEXT_FILTER_VF) < 0) {
perror("Cannot send link get request");
+ delete_json_obj();
exit(1);
}
+ delete_json_obj();
exit(0);
}
- if (rtnl_wilddump_request(&rth, preferred_family, RTM_GETLINK) < 0) {
- perror("Cannot send dump request");
- exit(1);
- }
-
- if (rtnl_dump_filter(&rth, store_nlmsg, &linfo) < 0) {
- fprintf(stderr, "Dump terminated\n");
- exit(1);
- }
-
if (filter.family != AF_PACKET) {
+ ainfo = &_ainfo;
+
if (filter.oneline)
no_link = 1;
+ }
- if (rtnl_wilddump_request(&rth, filter.family, RTM_GETADDR) < 0) {
- perror("Cannot send dump request");
- exit(1);
- }
-
- if (rtnl_dump_filter(&rth, store_nlmsg, &ainfo) < 0) {
- fprintf(stderr, "Dump terminated\n");
- exit(1);
- }
+ if (ip_linkaddr_list(filter.family, iplink_filter_req,
+ &linfo, ainfo) != 0)
+ goto out;
- ipaddr_filter(&linfo, &ainfo);
- }
+ if (filter.family != AF_PACKET)
+ ipaddr_filter(&linfo, ainfo);
for (l = linfo.head; l; l = l->next) {
int res = 0;
struct ifinfomsg *ifi = NLMSG_DATA(&l->h);
+ open_json_object(NULL);
if (brief) {
- if (print_linkinfo_brief(NULL, &l->h, stdout) == 0)
+ if (print_linkinfo_brief(NULL, &l->h,
+ stdout, NULL) == 0)
if (filter.family != AF_PACKET)
print_selected_addrinfo(ifi,
- ainfo.head,
+ ainfo->head,
stdout);
} else if (no_link ||
- (res = print_linkinfo(NULL, &l->h, stdout)) >= 0) {
+ (res = print_linkinfo(NULL, &l->h, stdout)) >= 0) {
if (filter.family != AF_PACKET)
print_selected_addrinfo(ifi,
- ainfo.head, stdout);
+ ainfo->head, stdout);
if (res > 0 && !do_link && show_stats)
print_link_stats(stdout, &l->h);
}
+ close_json_object();
}
fflush(stdout);
- free_nlmsg_chain(&ainfo);
+out:
+ if (ainfo)
+ free_nlmsg_chain(ainfo);
free_nlmsg_chain(&linfo);
-
+ delete_json_obj();
return 0;
}
static int default_scope(inet_prefix *lcl)
{
if (lcl->family == AF_INET) {
- if (lcl->bytelen >= 1 && *(__u8*)&lcl->data == 127)
+ if (lcl->bytelen >= 1 && *(__u8 *)&lcl->data == 127)
return RT_SCOPE_HOST;
}
return 0;
struct nlmsghdr n;
struct ifaddrmsg ifa;
char buf[256];
- } req;
+ } req = {
+ .n.nlmsg_len = NLMSG_LENGTH(sizeof(struct ifaddrmsg)),
+ .n.nlmsg_flags = NLM_F_REQUEST | flags,
+ .n.nlmsg_type = cmd,
+ .ifa.ifa_family = preferred_family,
+ };
char *d = NULL;
char *l = NULL;
char *lcl_arg = NULL;
char *valid_lftp = NULL;
char *preferred_lftp = NULL;
- inet_prefix lcl;
+ inet_prefix lcl = {};
inet_prefix peer;
int local_len = 0;
int peer_len = 0;
int scoped = 0;
__u32 preferred_lft = INFINITY_LIFE_TIME;
__u32 valid_lft = INFINITY_LIFE_TIME;
- struct ifa_cacheinfo cinfo;
unsigned int ifa_flags = 0;
- memset(&req, 0, sizeof(req));
-
- req.n.nlmsg_len = NLMSG_LENGTH(sizeof(struct ifaddrmsg));
- req.n.nlmsg_flags = NLM_F_REQUEST | flags;
- req.n.nlmsg_type = cmd;
- req.ifa.ifa_family = preferred_family;
-
while (argc > 0) {
if (strcmp(*argv, "peer") == 0 ||
strcmp(*argv, "remote") == 0) {
} else if (matches(*argv, "broadcast") == 0 ||
strcmp(*argv, "brd") == 0) {
inet_prefix addr;
+
NEXT_ARG();
if (brd_len)
duparg("broadcast", *argv);
}
} else if (strcmp(*argv, "anycast") == 0) {
inet_prefix addr;
+
NEXT_ARG();
if (any_len)
duparg("anycast", *argv);
addattr_l(&req.n, sizeof(req), IFA_ANYCAST, &addr.data, addr.bytelen);
any_len = addr.bytelen;
} else if (strcmp(*argv, "scope") == 0) {
- unsigned scope = 0;
+ unsigned int scope = 0;
+
NEXT_ARG();
if (rtnl_rtscope_a2n(&scope, *argv))
invarg("invalid scope value.", *argv);
} else if (strcmp(*argv, "autojoin") == 0) {
ifa_flags |= IFA_F_MCAUTOJOIN;
} else {
- if (strcmp(*argv, "local") == 0) {
+ if (strcmp(*argv, "local") == 0)
NEXT_ARG();
- }
if (matches(*argv, "help") == 0)
usage();
if (local_len)
if (peer_len == 0 && local_len) {
if (cmd == RTM_DELADDR && lcl.family == AF_INET && !(lcl.flags & PREFIXLEN_SPECIFIED)) {
fprintf(stderr,
- "Warning: Executing wildcard deletion to stay compatible with old scripts.\n" \
- " Explicitly specify the prefix length (%s/%d) to avoid this warning.\n" \
- " This special behaviour is likely to disappear in further releases,\n" \
+ "Warning: Executing wildcard deletion to stay compatible with old scripts.\n"
+ " Explicitly specify the prefix length (%s/%d) to avoid this warning.\n"
+ " This special behaviour is likely to disappear in further releases,\n"
" fix your scripts!\n", lcl_arg, local_len*8);
} else {
peer = lcl;
if (brd_len < 0 && cmd != RTM_DELADDR) {
inet_prefix brd;
int i;
+
if (req.ifa.ifa_family != AF_INET) {
fprintf(stderr, "Broadcast can be set only for IPv4 addresses\n");
return -1;
}
if (valid_lftp || preferred_lftp) {
+ struct ifa_cacheinfo cinfo = {};
+
if (!valid_lft) {
fprintf(stderr, "valid_lft is zero\n");
return -1;
return -1;
}
- memset(&cinfo, 0, sizeof(cinfo));
cinfo.ifa_prefered = preferred_lft;
cinfo.ifa_valid = valid_lft;
addattr_l(&req.n, sizeof(req), IFA_CACHEINFO, &cinfo,
return -1;
}
- if (rtnl_talk(&rth, &req.n, NULL, 0) < 0)
+ if (rtnl_talk(&rth, &req.n, NULL) < 0)
return -2;
return 0;