static __u64 getattr_u64(struct rtattr *stat)
{
switch (RTA_PAYLOAD(stat)) {
case sizeof(__u64):
return rta_getattr_u64(stat);
case sizeof(__u32):
return rta_getattr_u32(stat);
case sizeof(__u16):
return rta_getattr_u16(stat);
case sizeof(__u8):
return rta_getattr_u8(stat);
default:
fprintf(stderr, "invalid attribute length %lu\n",
RTA_PAYLOAD(stat));
exit(-1);
}
}
static void print_ila_locid(FILE *fp, int attr, struct rtattr *tb[], int space)
{
char abuf[256];
size_t blen;
int i;
if (tb[attr]) {
blen = print_addr64(rta_getattr_u64(tb[attr]),
abuf, sizeof(abuf));
fprintf(fp, "%s", abuf);
} else {
fprintf(fp, "-");
blen = 1;
}
for (i = 0; i < space - blen; i++)
fprintf(fp, " ");
}
static void _bridge_print_timer(FILE *f,
const char *attr,
struct rtattr *timer)
{
struct timeval tv;
__jiffies_to_tv(&tv, rta_getattr_u64(timer));
if (is_json_context()) {
json_writer_t *jw = get_json_writer();
jsonw_name(jw, attr);
jsonw_printf(jw, "%i.%.2i",
(int)tv.tv_sec,
(int)tv.tv_usec / 10000);
} else {
fprintf(f, "%s %4i.%.2i ", attr, (int)tv.tv_sec,
(int)tv.tv_usec / 10000);
}
}
static void print_rxsc_list(struct rtattr *sc)
{
int rem = RTA_PAYLOAD(sc);
struct rtattr *c;
open_json_array(PRINT_JSON, "rx_sc");
for (c = RTA_DATA(sc); RTA_OK(c, rem); c = RTA_NEXT(c, rem)) {
struct rtattr *sc_attr[MACSEC_RXSC_ATTR_MAX + 1];
open_json_object(NULL);
parse_rtattr_nested(sc_attr, MACSEC_RXSC_ATTR_MAX + 1, c);
print_rx_sc(" ",
rta_getattr_u64(sc_attr[MACSEC_RXSC_ATTR_SCI]),
rta_getattr_u32(sc_attr[MACSEC_RXSC_ATTR_ACTIVE]),
sc_attr[MACSEC_RXSC_ATTR_STATS],
sc_attr[MACSEC_RXSC_ATTR_SA_LIST]);
close_json_object();
}
close_json_array(PRINT_JSON, NULL);
}
static void print_attrs(struct rtattr *attrs[])
{
print_flag(attrs, "protect", MACSEC_SECY_ATTR_PROTECT);
if (attrs[MACSEC_SECY_ATTR_VALIDATE]) {
__u8 val = rta_getattr_u8(attrs[MACSEC_SECY_ATTR_VALIDATE]);
print_string(PRINT_ANY, "validate",
"validate %s ", validate_str[val]);
}
print_flag(attrs, "sc", MACSEC_RXSC_ATTR_ACTIVE);
print_flag(attrs, "sa", MACSEC_SA_ATTR_ACTIVE);
print_flag(attrs, "encrypt", MACSEC_SECY_ATTR_ENCRYPT);
print_flag(attrs, "send_sci", MACSEC_SECY_ATTR_INC_SCI);
print_flag(attrs, "end_station", MACSEC_SECY_ATTR_ES);
print_flag(attrs, "scb", MACSEC_SECY_ATTR_SCB);
print_flag(attrs, "replay", MACSEC_SECY_ATTR_REPLAY);
if (attrs[MACSEC_SECY_ATTR_WINDOW]) {
__u32 win = rta_getattr_u32(attrs[MACSEC_SECY_ATTR_WINDOW]);
print_uint(PRINT_ANY, "window", "window %u ", win);
}
if (attrs[MACSEC_SECY_ATTR_CIPHER_SUITE]) {
__u64 cid = rta_getattr_u64(attrs[MACSEC_SECY_ATTR_CIPHER_SUITE]);
print_string(PRINT_FP, NULL, "%s", _SL_);
print_string(PRINT_ANY, "cipher_suite",
" cipher suite: %s,", cs_id_to_name(cid));
}
if (attrs[MACSEC_SECY_ATTR_ICV_LEN]) {
__u8 icv_len = rta_getattr_u8(attrs[MACSEC_SECY_ATTR_ICV_LEN]);
print_uint(PRINT_ANY, "icv_length",
" using ICV length %u\n", icv_len);
}
}
static void print_encap_ip(FILE *fp, struct rtattr *encap)
{
struct rtattr *tb[LWTUNNEL_IP_MAX+1];
parse_rtattr_nested(tb, LWTUNNEL_IP_MAX, encap);
if (tb[LWTUNNEL_IP_ID])
fprintf(fp, "id %llu ", ntohll(rta_getattr_u64(tb[LWTUNNEL_IP_ID])));
if (tb[LWTUNNEL_IP_SRC])
fprintf(fp, "src %s ",
rt_addr_n2a_rta(AF_INET, tb[LWTUNNEL_IP_SRC]));
if (tb[LWTUNNEL_IP_DST])
fprintf(fp, "dst %s ",
rt_addr_n2a_rta(AF_INET, tb[LWTUNNEL_IP_DST]));
if (tb[LWTUNNEL_IP_TTL])
fprintf(fp, "ttl %d ", rta_getattr_u8(tb[LWTUNNEL_IP_TTL]));
if (tb[LWTUNNEL_IP_TOS])
fprintf(fp, "tos %d ", rta_getattr_u8(tb[LWTUNNEL_IP_TOS]));
}
static void print_encap_ip6(FILE *fp, struct rtattr *encap)
{
struct rtattr *tb[LWTUNNEL_IP6_MAX+1];
parse_rtattr_nested(tb, LWTUNNEL_IP6_MAX, encap);
if (tb[LWTUNNEL_IP6_ID])
fprintf(fp, "id %llu ", ntohll(rta_getattr_u64(tb[LWTUNNEL_IP6_ID])));
if (tb[LWTUNNEL_IP6_SRC])
fprintf(fp, "src %s ",
rt_addr_n2a_rta(AF_INET6, tb[LWTUNNEL_IP6_SRC]));
if (tb[LWTUNNEL_IP6_DST])
fprintf(fp, "dst %s ",
rt_addr_n2a_rta(AF_INET6, tb[LWTUNNEL_IP6_DST]));
if (tb[LWTUNNEL_IP6_HOPLIMIT])
fprintf(fp, "hoplimit %d ", rta_getattr_u8(tb[LWTUNNEL_IP6_HOPLIMIT]));
if (tb[LWTUNNEL_IP6_TC])
fprintf(fp, "tc %d ", rta_getattr_u8(tb[LWTUNNEL_IP6_TC]));
}
static int get_response(struct nlmsghdr *n, void *arg)
{
struct genlmsghdr *ghdr;
struct l2tp_data *data = arg;
struct l2tp_parm *p = &data->config;
struct rtattr *attrs[L2TP_ATTR_MAX + 1];
struct rtattr *nla_stats;
int len;
/* Validate message and parse attributes */
if (n->nlmsg_type == NLMSG_ERROR)
return -EBADMSG;
ghdr = NLMSG_DATA(n);
len = n->nlmsg_len - NLMSG_LENGTH(sizeof(*ghdr));
if (len < 0)
return -1;
parse_rtattr(attrs, L2TP_ATTR_MAX, (void *)ghdr + GENL_HDRLEN, len);
if (attrs[L2TP_ATTR_PW_TYPE])
p->pw_type = rta_getattr_u16(attrs[L2TP_ATTR_PW_TYPE]);
if (attrs[L2TP_ATTR_ENCAP_TYPE])
p->encap = rta_getattr_u16(attrs[L2TP_ATTR_ENCAP_TYPE]);
if (attrs[L2TP_ATTR_OFFSET])
p->offset = rta_getattr_u16(attrs[L2TP_ATTR_OFFSET]);
if (attrs[L2TP_ATTR_DATA_SEQ])
p->data_seq = rta_getattr_u16(attrs[L2TP_ATTR_DATA_SEQ]);
if (attrs[L2TP_ATTR_CONN_ID])
p->tunnel_id = rta_getattr_u32(attrs[L2TP_ATTR_CONN_ID]);
if (attrs[L2TP_ATTR_PEER_CONN_ID])
p->peer_tunnel_id = rta_getattr_u32(attrs[L2TP_ATTR_PEER_CONN_ID]);
if (attrs[L2TP_ATTR_SESSION_ID])
p->session_id = rta_getattr_u32(attrs[L2TP_ATTR_SESSION_ID]);
if (attrs[L2TP_ATTR_PEER_SESSION_ID])
p->peer_session_id = rta_getattr_u32(attrs[L2TP_ATTR_PEER_SESSION_ID]);
if (attrs[L2TP_ATTR_L2SPEC_TYPE])
p->l2spec_type = rta_getattr_u8(attrs[L2TP_ATTR_L2SPEC_TYPE]);
if (attrs[L2TP_ATTR_L2SPEC_LEN])
p->l2spec_len = rta_getattr_u8(attrs[L2TP_ATTR_L2SPEC_LEN]);
p->udp_csum = !!attrs[L2TP_ATTR_UDP_CSUM];
if (attrs[L2TP_ATTR_COOKIE])
memcpy(p->cookie, RTA_DATA(attrs[L2TP_ATTR_COOKIE]),
p->cookie_len = RTA_PAYLOAD(attrs[L2TP_ATTR_COOKIE]));
if (attrs[L2TP_ATTR_PEER_COOKIE])
memcpy(p->peer_cookie, RTA_DATA(attrs[L2TP_ATTR_PEER_COOKIE]),
p->peer_cookie_len = RTA_PAYLOAD(attrs[L2TP_ATTR_PEER_COOKIE]));
p->recv_seq = !!attrs[L2TP_ATTR_RECV_SEQ];
p->send_seq = !!attrs[L2TP_ATTR_SEND_SEQ];
if (attrs[L2TP_ATTR_RECV_TIMEOUT])
p->reorder_timeout = rta_getattr_u64(attrs[L2TP_ATTR_RECV_TIMEOUT]);
if (attrs[L2TP_ATTR_IP_SADDR]) {
p->local_ip.family = AF_INET;
p->local_ip.data[0] = rta_getattr_u32(attrs[L2TP_ATTR_IP_SADDR]);
p->local_ip.bytelen = 4;
p->local_ip.bitlen = -1;
}
if (attrs[L2TP_ATTR_IP_DADDR]) {
p->peer_ip.family = AF_INET;
p->peer_ip.data[0] = rta_getattr_u32(attrs[L2TP_ATTR_IP_DADDR]);
p->peer_ip.bytelen = 4;
p->peer_ip.bitlen = -1;
}
if (attrs[L2TP_ATTR_IP6_SADDR]) {
p->local_ip.family = AF_INET6;
memcpy(&p->local_ip.data, RTA_DATA(attrs[L2TP_ATTR_IP6_SADDR]),
p->local_ip.bytelen = 16);
p->local_ip.bitlen = -1;
}
if (attrs[L2TP_ATTR_IP6_DADDR]) {
p->peer_ip.family = AF_INET6;
memcpy(&p->peer_ip.data, RTA_DATA(attrs[L2TP_ATTR_IP6_DADDR]),
p->peer_ip.bytelen = 16);
p->peer_ip.bitlen = -1;
}
if (attrs[L2TP_ATTR_UDP_SPORT])
p->local_udp_port = rta_getattr_u16(attrs[L2TP_ATTR_UDP_SPORT]);
if (attrs[L2TP_ATTR_UDP_DPORT])
p->peer_udp_port = rta_getattr_u16(attrs[L2TP_ATTR_UDP_DPORT]);
if (attrs[L2TP_ATTR_MTU])
p->mtu = rta_getattr_u16(attrs[L2TP_ATTR_MTU]);
if (attrs[L2TP_ATTR_IFNAME])
p->ifname = rta_getattr_str(attrs[L2TP_ATTR_IFNAME]);
nla_stats = attrs[L2TP_ATTR_STATS];
if (nla_stats) {
struct rtattr *tb[L2TP_ATTR_STATS_MAX + 1];
parse_rtattr_nested(tb, L2TP_ATTR_STATS_MAX, nla_stats);
if (tb[L2TP_ATTR_TX_PACKETS])
data->stats.data_tx_packets = rta_getattr_u64(tb[L2TP_ATTR_TX_PACKETS]);
if (tb[L2TP_ATTR_TX_BYTES])
data->stats.data_tx_bytes = rta_getattr_u64(tb[L2TP_ATTR_TX_BYTES]);
if (tb[L2TP_ATTR_TX_ERRORS])
data->stats.data_tx_errors = rta_getattr_u64(tb[L2TP_ATTR_TX_ERRORS]);
if (tb[L2TP_ATTR_RX_PACKETS])
data->stats.data_rx_packets = rta_getattr_u64(tb[L2TP_ATTR_RX_PACKETS]);
if (tb[L2TP_ATTR_RX_BYTES])
data->stats.data_rx_bytes = rta_getattr_u64(tb[L2TP_ATTR_RX_BYTES]);
if (tb[L2TP_ATTR_RX_ERRORS])
data->stats.data_rx_errors = rta_getattr_u64(tb[L2TP_ATTR_RX_ERRORS]);
if (tb[L2TP_ATTR_RX_SEQ_DISCARDS])
data->stats.data_rx_oos_discards = rta_getattr_u64(tb[L2TP_ATTR_RX_SEQ_DISCARDS]);
if (tb[L2TP_ATTR_RX_OOS_PACKETS])
data->stats.data_rx_oos_packets = rta_getattr_u64(tb[L2TP_ATTR_RX_OOS_PACKETS]);
}
return 0;
}
static void bridge_print_opt(struct link_util *lu, FILE *f, struct rtattr *tb[])
{
if (!tb)
return;
if (tb[IFLA_BR_FORWARD_DELAY])
fprintf(f, "forward_delay %u ",
rta_getattr_u32(tb[IFLA_BR_FORWARD_DELAY]));
if (tb[IFLA_BR_HELLO_TIME])
fprintf(f, "hello_time %u ",
rta_getattr_u32(tb[IFLA_BR_HELLO_TIME]));
if (tb[IFLA_BR_MAX_AGE])
fprintf(f, "max_age %u ",
rta_getattr_u32(tb[IFLA_BR_MAX_AGE]));
if (tb[IFLA_BR_AGEING_TIME])
fprintf(f, "ageing_time %u ",
rta_getattr_u32(tb[IFLA_BR_AGEING_TIME]));
if (tb[IFLA_BR_STP_STATE])
fprintf(f, "stp_state %u ",
rta_getattr_u32(tb[IFLA_BR_STP_STATE]));
if (tb[IFLA_BR_PRIORITY])
fprintf(f, "priority %u ",
rta_getattr_u16(tb[IFLA_BR_PRIORITY]));
if (tb[IFLA_BR_VLAN_FILTERING])
fprintf(f, "vlan_filtering %u ",
rta_getattr_u8(tb[IFLA_BR_VLAN_FILTERING]));
if (tb[IFLA_BR_VLAN_PROTOCOL]) {
SPRINT_BUF(b1);
fprintf(f, "vlan_protocol %s ",
ll_proto_n2a(rta_getattr_u16(tb[IFLA_BR_VLAN_PROTOCOL]),
b1, sizeof(b1)));
}
if (tb[IFLA_BR_BRIDGE_ID]) {
char bridge_id[32];
br_dump_bridge_id(RTA_DATA(tb[IFLA_BR_BRIDGE_ID]), bridge_id,
sizeof(bridge_id));
fprintf(f, "bridge_id %s ", bridge_id);
}
if (tb[IFLA_BR_ROOT_ID]) {
char root_id[32];
br_dump_bridge_id(RTA_DATA(tb[IFLA_BR_BRIDGE_ID]), root_id,
sizeof(root_id));
fprintf(f, "designated_root %s ", root_id);
}
if (tb[IFLA_BR_ROOT_PORT])
fprintf(f, "root_port %u ",
rta_getattr_u16(tb[IFLA_BR_ROOT_PORT]));
if (tb[IFLA_BR_ROOT_PATH_COST])
fprintf(f, "root_path_cost %u ",
rta_getattr_u32(tb[IFLA_BR_ROOT_PATH_COST]));
if (tb[IFLA_BR_TOPOLOGY_CHANGE])
fprintf(f, "topology_change %u ",
rta_getattr_u8(tb[IFLA_BR_TOPOLOGY_CHANGE]));
if (tb[IFLA_BR_TOPOLOGY_CHANGE_DETECTED])
fprintf(f, "topology_change_detected %u ",
rta_getattr_u8(tb[IFLA_BR_TOPOLOGY_CHANGE_DETECTED]));
if (tb[IFLA_BR_HELLO_TIMER]) {
struct timeval tv;
__jiffies_to_tv(&tv, rta_getattr_u64(tb[IFLA_BR_HELLO_TIMER]));
fprintf(f, "hello_timer %4i.%.2i ", (int)tv.tv_sec,
(int)tv.tv_usec/10000);
}
if (tb[IFLA_BR_TCN_TIMER]) {
struct timeval tv;
__jiffies_to_tv(&tv, rta_getattr_u64(tb[IFLA_BR_TCN_TIMER]));
fprintf(f, "tcn_timer %4i.%.2i ", (int)tv.tv_sec,
(int)tv.tv_usec/10000);
}
if (tb[IFLA_BR_TOPOLOGY_CHANGE_TIMER]) {
unsigned long jiffies;
struct timeval tv;
jiffies = rta_getattr_u64(tb[IFLA_BR_TOPOLOGY_CHANGE_TIMER]);
__jiffies_to_tv(&tv, jiffies);
fprintf(f, "topology_change_timer %4i.%.2i ", (int)tv.tv_sec,
(int)tv.tv_usec/10000);
}
if (tb[IFLA_BR_GC_TIMER]) {
struct timeval tv;
__jiffies_to_tv(&tv, rta_getattr_u64(tb[IFLA_BR_GC_TIMER]));
fprintf(f, "gc_timer %4i.%.2i ", (int)tv.tv_sec,
(int)tv.tv_usec/10000);
}
if (tb[IFLA_BR_VLAN_DEFAULT_PVID])
fprintf(f, "vlan_default_pvid %u ",
rta_getattr_u16(tb[IFLA_BR_VLAN_DEFAULT_PVID]));
if (tb[IFLA_BR_GROUP_FWD_MASK])
fprintf(f, "group_fwd_mask %#x ",
rta_getattr_u16(tb[IFLA_BR_GROUP_FWD_MASK]));
if (tb[IFLA_BR_GROUP_ADDR]) {
SPRINT_BUF(mac);
fprintf(f, "group_address %s ",
ll_addr_n2a(RTA_DATA(tb[IFLA_BR_GROUP_ADDR]),
RTA_PAYLOAD(tb[IFLA_BR_GROUP_ADDR]),
1 /*ARPHDR_ETHER*/, mac, sizeof(mac)));
}
if (tb[IFLA_BR_MCAST_SNOOPING])
fprintf(f, "mcast_snooping %u ",
rta_getattr_u8(tb[IFLA_BR_MCAST_SNOOPING]));
if (tb[IFLA_BR_MCAST_ROUTER])
fprintf(f, "mcast_router %u ",
rta_getattr_u8(tb[IFLA_BR_MCAST_ROUTER]));
if (tb[IFLA_BR_MCAST_QUERY_USE_IFADDR])
fprintf(f, "mcast_query_use_ifaddr %u ",
rta_getattr_u8(tb[IFLA_BR_MCAST_QUERY_USE_IFADDR]));
if (tb[IFLA_BR_MCAST_QUERIER])
fprintf(f, "mcast_querier %u ",
rta_getattr_u8(tb[IFLA_BR_MCAST_QUERIER]));
if (tb[IFLA_BR_MCAST_HASH_ELASTICITY])
fprintf(f, "mcast_hash_elasticity %u ",
rta_getattr_u32(tb[IFLA_BR_MCAST_HASH_ELASTICITY]));
if (tb[IFLA_BR_MCAST_HASH_MAX])
fprintf(f, "mcast_hash_max %u ",
rta_getattr_u32(tb[IFLA_BR_MCAST_HASH_MAX]));
if (tb[IFLA_BR_MCAST_LAST_MEMBER_CNT])
fprintf(f, "mcast_last_member_count %u ",
rta_getattr_u32(tb[IFLA_BR_MCAST_LAST_MEMBER_CNT]));
if (tb[IFLA_BR_MCAST_STARTUP_QUERY_CNT])
fprintf(f, "mcast_startup_query_count %u ",
rta_getattr_u32(tb[IFLA_BR_MCAST_STARTUP_QUERY_CNT]));
if (tb[IFLA_BR_MCAST_LAST_MEMBER_INTVL])
fprintf(f, "mcast_last_member_interval %llu ",
rta_getattr_u64(tb[IFLA_BR_MCAST_LAST_MEMBER_INTVL]));
if (tb[IFLA_BR_MCAST_MEMBERSHIP_INTVL])
fprintf(f, "mcast_membership_interval %llu ",
rta_getattr_u64(tb[IFLA_BR_MCAST_MEMBERSHIP_INTVL]));
if (tb[IFLA_BR_MCAST_QUERIER_INTVL])
fprintf(f, "mcast_querier_interval %llu ",
rta_getattr_u64(tb[IFLA_BR_MCAST_QUERIER_INTVL]));
if (tb[IFLA_BR_MCAST_QUERY_INTVL])
fprintf(f, "mcast_query_interval %llu ",
rta_getattr_u64(tb[IFLA_BR_MCAST_QUERY_INTVL]));
if (tb[IFLA_BR_MCAST_QUERY_RESPONSE_INTVL])
fprintf(f, "mcast_query_response_interval %llu ",
rta_getattr_u64(tb[IFLA_BR_MCAST_QUERY_RESPONSE_INTVL]));
if (tb[IFLA_BR_MCAST_STARTUP_QUERY_INTVL])
fprintf(f, "mcast_startup_query_interval %llu ",
rta_getattr_u64(tb[IFLA_BR_MCAST_STARTUP_QUERY_INTVL]));
if (tb[IFLA_BR_NF_CALL_IPTABLES])
fprintf(f, "nf_call_iptables %u ",
rta_getattr_u8(tb[IFLA_BR_NF_CALL_IPTABLES]));
if (tb[IFLA_BR_NF_CALL_IP6TABLES])
fprintf(f, "nf_call_ip6tables %u ",
rta_getattr_u8(tb[IFLA_BR_NF_CALL_IP6TABLES]));
if (tb[IFLA_BR_NF_CALL_ARPTABLES])
fprintf(f, "nf_call_arptables %u ",
rta_getattr_u8(tb[IFLA_BR_NF_CALL_ARPTABLES]));
}
void xfrm_xfrma_print(struct rtattr *tb[], __u16 family,
FILE *fp, const char *prefix)
{
if (tb[XFRMA_MARK]) {
struct rtattr *rta = tb[XFRMA_MARK];
struct xfrm_mark *m = (struct xfrm_mark *) RTA_DATA(rta);
fprintf(fp, "\tmark %d/0x%x\n", m->v, m->m);
}
if (tb[XFRMA_ALG_AUTH] && !tb[XFRMA_ALG_AUTH_TRUNC]) {
struct rtattr *rta = tb[XFRMA_ALG_AUTH];
xfrm_algo_print((struct xfrm_algo *) RTA_DATA(rta),
XFRMA_ALG_AUTH, RTA_PAYLOAD(rta), fp, prefix);
}
if (tb[XFRMA_ALG_AUTH_TRUNC]) {
struct rtattr *rta = tb[XFRMA_ALG_AUTH_TRUNC];
xfrm_auth_trunc_print((struct xfrm_algo_auth *) RTA_DATA(rta),
RTA_PAYLOAD(rta), fp, prefix);
}
if (tb[XFRMA_ALG_AEAD]) {
struct rtattr *rta = tb[XFRMA_ALG_AEAD];
xfrm_aead_print((struct xfrm_algo_aead *)RTA_DATA(rta),
RTA_PAYLOAD(rta), fp, prefix);
}
if (tb[XFRMA_ALG_CRYPT]) {
struct rtattr *rta = tb[XFRMA_ALG_CRYPT];
xfrm_algo_print((struct xfrm_algo *) RTA_DATA(rta),
XFRMA_ALG_CRYPT, RTA_PAYLOAD(rta), fp, prefix);
}
if (tb[XFRMA_ALG_COMP]) {
struct rtattr *rta = tb[XFRMA_ALG_COMP];
xfrm_algo_print((struct xfrm_algo *) RTA_DATA(rta),
XFRMA_ALG_COMP, RTA_PAYLOAD(rta), fp, prefix);
}
if (tb[XFRMA_ENCAP]) {
struct xfrm_encap_tmpl *e;
char abuf[256];
if (prefix)
fputs(prefix, fp);
fprintf(fp, "encap ");
if (RTA_PAYLOAD(tb[XFRMA_ENCAP]) < sizeof(*e)) {
fprintf(fp, "(ERROR truncated)");
fprintf(fp, "%s", _SL_);
return;
}
e = (struct xfrm_encap_tmpl *) RTA_DATA(tb[XFRMA_ENCAP]);
fprintf(fp, "type ");
switch (e->encap_type) {
case 1:
fprintf(fp, "espinudp-nonike ");
break;
case 2:
fprintf(fp, "espinudp ");
break;
default:
fprintf(fp, "%u ", e->encap_type);
break;
}
fprintf(fp, "sport %u ", ntohs(e->encap_sport));
fprintf(fp, "dport %u ", ntohs(e->encap_dport));
memset(abuf, '\0', sizeof(abuf));
fprintf(fp, "addr %s",
rt_addr_n2a(family, sizeof(e->encap_oa),
&e->encap_oa, abuf, sizeof(abuf)));
fprintf(fp, "%s", _SL_);
}
if (tb[XFRMA_TMPL]) {
struct rtattr *rta = tb[XFRMA_TMPL];
xfrm_tmpl_print((struct xfrm_user_tmpl *) RTA_DATA(rta),
RTA_PAYLOAD(rta), family, fp, prefix);
}
if (tb[XFRMA_COADDR]) {
char abuf[256];
xfrm_address_t *coa;
if (prefix)
fputs(prefix, fp);
fprintf(fp, "coa ");
coa = (xfrm_address_t *)RTA_DATA(tb[XFRMA_COADDR]);
if (RTA_PAYLOAD(tb[XFRMA_COADDR]) < sizeof(*coa)) {
fprintf(fp, "(ERROR truncated)");
fprintf(fp, "%s", _SL_);
return;
}
memset(abuf, '\0', sizeof(abuf));
fprintf(fp, "%s",
rt_addr_n2a(family, sizeof(*coa), coa,
abuf, sizeof(abuf)));
fprintf(fp, "%s", _SL_);
}
if (tb[XFRMA_LASTUSED]) {
__u64 lastused;
if (prefix)
fputs(prefix, fp);
fprintf(fp, "lastused ");
if (RTA_PAYLOAD(tb[XFRMA_LASTUSED]) < sizeof(lastused)) {
fprintf(fp, "(ERROR truncated)");
fprintf(fp, "%s", _SL_);
return;
}
lastused = rta_getattr_u64(tb[XFRMA_LASTUSED]);
fprintf(fp, "%s", strxf_time(lastused));
fprintf(fp, "%s", _SL_);
}
}
static int process_msg(const struct sockaddr_nl *who, struct nlmsghdr *n,
void *arg)
{
FILE *fp = (FILE *) arg;
struct genlmsghdr *ghdr;
struct rtattr *attrs[TCP_METRICS_ATTR_MAX + 1], *a;
int len = n->nlmsg_len;
inet_prefix daddr, saddr;
int family, i, atype, stype, dlen = 0, slen = 0;
if (n->nlmsg_type != genl_family)
return -1;
len -= NLMSG_LENGTH(GENL_HDRLEN);
if (len < 0)
return -1;
ghdr = NLMSG_DATA(n);
if (ghdr->cmd != TCP_METRICS_CMD_GET)
return 0;
parse_rtattr(attrs, TCP_METRICS_ATTR_MAX, (void *) ghdr + GENL_HDRLEN,
len);
if (attrs[TCP_METRICS_ATTR_ADDR_IPV4]) {
if (f.daddr.family && f.daddr.family != AF_INET)
return 0;
a = attrs[TCP_METRICS_ATTR_ADDR_IPV4];
memcpy(&daddr.data, RTA_DATA(a), 4);
daddr.bytelen = 4;
family = AF_INET;
atype = TCP_METRICS_ATTR_ADDR_IPV4;
dlen = RTA_PAYLOAD(a);
} else if (attrs[TCP_METRICS_ATTR_ADDR_IPV6]) {
if (f.daddr.family && f.daddr.family != AF_INET6)
return 0;
a = attrs[TCP_METRICS_ATTR_ADDR_IPV6];
memcpy(&daddr.data, RTA_DATA(a), 16);
daddr.bytelen = 16;
family = AF_INET6;
atype = TCP_METRICS_ATTR_ADDR_IPV6;
dlen = RTA_PAYLOAD(a);
} else {
return 0;
}
if (attrs[TCP_METRICS_ATTR_SADDR_IPV4]) {
if (f.saddr.family && f.saddr.family != AF_INET)
return 0;
a = attrs[TCP_METRICS_ATTR_SADDR_IPV4];
memcpy(&saddr.data, RTA_DATA(a), 4);
saddr.bytelen = 4;
stype = TCP_METRICS_ATTR_SADDR_IPV4;
slen = RTA_PAYLOAD(a);
} else if (attrs[TCP_METRICS_ATTR_SADDR_IPV6]) {
if (f.saddr.family && f.saddr.family != AF_INET6)
return 0;
a = attrs[TCP_METRICS_ATTR_SADDR_IPV6];
memcpy(&saddr.data, RTA_DATA(a), 16);
saddr.bytelen = 16;
stype = TCP_METRICS_ATTR_SADDR_IPV6;
slen = RTA_PAYLOAD(a);
}
if (f.daddr.family && f.daddr.bitlen >= 0 &&
inet_addr_match(&daddr, &f.daddr, f.daddr.bitlen))
return 0;
/* Only check for the source-address if the kernel supports it,
* meaning slen != 0.
*/
if (slen && f.saddr.family && f.saddr.bitlen >= 0 &&
inet_addr_match(&saddr, &f.saddr, f.saddr.bitlen))
return 0;
if (f.flushb) {
struct nlmsghdr *fn;
TCPM_REQUEST(req2, 128, TCP_METRICS_CMD_DEL, NLM_F_REQUEST);
addattr_l(&req2.n, sizeof(req2), atype, &daddr.data,
daddr.bytelen);
if (slen)
addattr_l(&req2.n, sizeof(req2), stype, &saddr.data,
saddr.bytelen);
if (NLMSG_ALIGN(f.flushp) + req2.n.nlmsg_len > f.flushe) {
if (flush_update())
return -1;
}
fn = (struct nlmsghdr *) (f.flushb + NLMSG_ALIGN(f.flushp));
memcpy(fn, &req2.n, req2.n.nlmsg_len);
fn->nlmsg_seq = ++grth.seq;
f.flushp = (((char *) fn) + req2.n.nlmsg_len) - f.flushb;
f.flushed++;
if (show_stats < 2)
return 0;
}
if (f.cmd & (CMD_DEL | CMD_FLUSH))
fprintf(fp, "Deleted ");
fprintf(fp, "%s",
format_host(family, dlen, &daddr.data));
a = attrs[TCP_METRICS_ATTR_AGE];
if (a) {
unsigned long long val = rta_getattr_u64(a);
fprintf(fp, " age %llu.%03llusec",
val / 1000, val % 1000);
}
a = attrs[TCP_METRICS_ATTR_TW_TS_STAMP];
if (a) {
__s32 val = (__s32) rta_getattr_u32(a);
__u32 tsval;
a = attrs[TCP_METRICS_ATTR_TW_TSVAL];
tsval = a ? rta_getattr_u32(a) : 0;
fprintf(fp, " tw_ts %u/%dsec ago", tsval, val);
}
a = attrs[TCP_METRICS_ATTR_VALS];
if (a) {
struct rtattr *m[TCP_METRIC_MAX + 1 + 1];
unsigned long rtt = 0, rttvar = 0;
parse_rtattr_nested(m, TCP_METRIC_MAX + 1, a);
for (i = 0; i < TCP_METRIC_MAX + 1; i++) {
unsigned long val;
a = m[i + 1];
if (!a)
continue;
if (i != TCP_METRIC_RTT &&
i != TCP_METRIC_RTT_US &&
i != TCP_METRIC_RTTVAR &&
i != TCP_METRIC_RTTVAR_US) {
if (metric_name[i])
fprintf(fp, " %s ", metric_name[i]);
else
fprintf(fp, " metric_%d ", i);
}
val = rta_getattr_u32(a);
switch (i) {
case TCP_METRIC_RTT:
if (!rtt)
rtt = (val * 1000UL) >> 3;
break;
case TCP_METRIC_RTTVAR:
if (!rttvar)
rttvar = (val * 1000UL) >> 2;
break;
case TCP_METRIC_RTT_US:
rtt = val >> 3;
break;
case TCP_METRIC_RTTVAR_US:
rttvar = val >> 2;
break;
case TCP_METRIC_SSTHRESH:
case TCP_METRIC_CWND:
case TCP_METRIC_REORDERING:
default:
fprintf(fp, "%lu", val);
break;
}
}
if (rtt)
fprintf(fp, " rtt %luus", rtt);
if (rttvar)
fprintf(fp, " rttvar %luus", rttvar);
}
a = attrs[TCP_METRICS_ATTR_FOPEN_MSS];
if (a)
fprintf(fp, " fo_mss %u", rta_getattr_u16(a));
a = attrs[TCP_METRICS_ATTR_FOPEN_SYN_DROPS];
if (a) {
__u16 syn_loss = rta_getattr_u16(a);
unsigned long long ts;
a = attrs[TCP_METRICS_ATTR_FOPEN_SYN_DROP_TS];
ts = a ? rta_getattr_u64(a) : 0;
fprintf(fp, " fo_syn_drops %u/%llu.%03llusec ago",
syn_loss, ts / 1000, ts % 1000);
}
a = attrs[TCP_METRICS_ATTR_FOPEN_COOKIE];
if (a) {
char cookie[32 + 1];
unsigned char *ptr = RTA_DATA(a);
int i, max = RTA_PAYLOAD(a);
if (max > 16)
max = 16;
cookie[0] = 0;
for (i = 0; i < max; i++)
sprintf(cookie + i + i, "%02x", ptr[i]);
fprintf(fp, " fo_cookie %s", cookie);
}
if (slen) {
fprintf(fp, " source %s",
format_host(family, slen, &saddr.data));
}
fprintf(fp, "\n");
fflush(fp);
return 0;
}
static int netem_parse_opt(struct qdisc_util *qu, int argc, char **argv,
struct nlmsghdr *n)
{
int dist_size = 0;
struct rtattr *tail;
struct tc_netem_qopt opt = { .limit = 1000 };
struct tc_netem_corr cor;
struct tc_netem_reorder reorder;
struct tc_netem_corrupt corrupt;
struct tc_netem_gimodel gimodel;
struct tc_netem_gemodel gemodel;
struct tc_netem_rate rate;
__s16 *dist_data = NULL;
__u16 loss_type = NETEM_LOSS_UNSPEC;
int present[__TCA_NETEM_MAX];
__u64 rate64 = 0;
memset(&cor, 0, sizeof(cor));
memset(&reorder, 0, sizeof(reorder));
memset(&corrupt, 0, sizeof(corrupt));
memset(&rate, 0, sizeof(rate));
memset(present, 0, sizeof(present));
for( ; argc > 0; --argc, ++argv) {
if (matches(*argv, "limit") == 0) {
NEXT_ARG();
if (get_size(&opt.limit, *argv)) {
explain1("limit");
return -1;
}
} else if (matches(*argv, "latency") == 0 ||
matches(*argv, "delay") == 0) {
NEXT_ARG();
if (get_ticks(&opt.latency, *argv)) {
explain1("latency");
return -1;
}
if (NEXT_IS_NUMBER()) {
NEXT_ARG();
if (get_ticks(&opt.jitter, *argv)) {
explain1("latency");
return -1;
}
if (NEXT_IS_NUMBER()) {
NEXT_ARG();
++present[TCA_NETEM_CORR];
if (get_percent(&cor.delay_corr, *argv)) {
explain1("latency");
return -1;
}
}
}
} else if (matches(*argv, "loss") == 0 ||
matches(*argv, "drop") == 0) {
if (opt.loss > 0 || loss_type != NETEM_LOSS_UNSPEC) {
explain1("duplicate loss argument\n");
return -1;
}
NEXT_ARG();
/* Old (deprecated) random loss model syntax */
if (isdigit(argv[0][0]))
goto random_loss_model;
if (!strcmp(*argv, "random")) {
NEXT_ARG();
random_loss_model:
if (get_percent(&opt.loss, *argv)) {
explain1("loss percent");
return -1;
}
if (NEXT_IS_NUMBER()) {
NEXT_ARG();
++present[TCA_NETEM_CORR];
if (get_percent(&cor.loss_corr, *argv)) {
explain1("loss correllation");
return -1;
}
}
} else if (!strcmp(*argv, "state")) {
double p13;
NEXT_ARG();
if (parse_percent(&p13, *argv)) {
explain1("loss p13");
return -1;
}
/* set defaults */
set_percent(&gimodel.p13, p13);
set_percent(&gimodel.p31, 1. - p13);
set_percent(&gimodel.p32, 0);
set_percent(&gimodel.p23, 1.);
set_percent(&gimodel.p14, 0);
loss_type = NETEM_LOSS_GI;
if (!NEXT_IS_NUMBER())
continue;
NEXT_ARG();
if (get_percent(&gimodel.p31, *argv)) {
explain1("loss p31");
return -1;
}
if (!NEXT_IS_NUMBER())
continue;
NEXT_ARG();
if (get_percent(&gimodel.p32, *argv)) {
explain1("loss p32");
return -1;
}
if (!NEXT_IS_NUMBER())
continue;
NEXT_ARG();
if (get_percent(&gimodel.p23, *argv)) {
explain1("loss p23");
return -1;
}
if (!NEXT_IS_NUMBER())
continue;
NEXT_ARG();
if (get_percent(&gimodel.p14, *argv)) {
explain1("loss p14");
return -1;
}
} else if (!strcmp(*argv, "gemodel")) {
NEXT_ARG();
if (get_percent(&gemodel.p, *argv)) {
explain1("loss gemodel p");
return -1;
}
/* set defaults */
set_percent(&gemodel.r, 1.);
set_percent(&gemodel.h, 0);
set_percent(&gemodel.k1, 0);
loss_type = NETEM_LOSS_GE;
if (!NEXT_IS_NUMBER())
continue;
NEXT_ARG();
if (get_percent(&gemodel.r, *argv)) {
explain1("loss gemodel r");
return -1;
}
if (!NEXT_IS_NUMBER())
continue;
NEXT_ARG();
if (get_percent(&gemodel.h, *argv)) {
explain1("loss gemodel h");
return -1;
}
/* netem option is "1-h" but kernel
* expects "h".
*/
gemodel.h = max_percent_value - gemodel.h;
if (!NEXT_IS_NUMBER())
continue;
NEXT_ARG();
if (get_percent(&gemodel.k1, *argv)) {
explain1("loss gemodel k");
return -1;
}
} else {
fprintf(stderr, "Unknown loss parameter: %s\n",
*argv);
return -1;
}
} else if (matches(*argv, "ecn") == 0) {
present[TCA_NETEM_ECN] = 1;
} else if (matches(*argv, "reorder") == 0) {
NEXT_ARG();
present[TCA_NETEM_REORDER] = 1;
if (get_percent(&reorder.probability, *argv)) {
explain1("reorder");
return -1;
}
if (NEXT_IS_NUMBER()) {
NEXT_ARG();
++present[TCA_NETEM_CORR];
if (get_percent(&reorder.correlation, *argv)) {
explain1("reorder");
return -1;
}
}
} else if (matches(*argv, "corrupt") == 0) {
NEXT_ARG();
present[TCA_NETEM_CORRUPT] = 1;
if (get_percent(&corrupt.probability, *argv)) {
explain1("corrupt");
return -1;
}
if (NEXT_IS_NUMBER()) {
NEXT_ARG();
++present[TCA_NETEM_CORR];
if (get_percent(&corrupt.correlation, *argv)) {
explain1("corrupt");
return -1;
}
}
} else if (matches(*argv, "gap") == 0) {
NEXT_ARG();
if (get_u32(&opt.gap, *argv, 0)) {
explain1("gap");
return -1;
}
} else if (matches(*argv, "duplicate") == 0) {
NEXT_ARG();
if (get_percent(&opt.duplicate, *argv)) {
explain1("duplicate");
return -1;
}
if (NEXT_IS_NUMBER()) {
NEXT_ARG();
if (get_percent(&cor.dup_corr, *argv)) {
explain1("duplicate");
return -1;
}
}
} else if (matches(*argv, "distribution") == 0) {
NEXT_ARG();
dist_data = calloc(sizeof(dist_data[0]), MAX_DIST);
dist_size = get_distribution(*argv, dist_data, MAX_DIST);
if (dist_size <= 0) {
free(dist_data);
return -1;
}
} else if (matches(*argv, "rate") == 0) {
++present[TCA_NETEM_RATE];
NEXT_ARG();
if (get_rate64(&rate64, *argv)) {
explain1("rate");
return -1;
}
if (NEXT_IS_SIGNED_NUMBER()) {
NEXT_ARG();
if (get_s32(&rate.packet_overhead, *argv, 0)) {
explain1("rate");
return -1;
}
}
if (NEXT_IS_NUMBER()) {
NEXT_ARG();
if (get_u32(&rate.cell_size, *argv, 0)) {
explain1("rate");
return -1;
}
}
if (NEXT_IS_SIGNED_NUMBER()) {
NEXT_ARG();
if (get_s32(&rate.cell_overhead, *argv, 0)) {
explain1("rate");
return -1;
}
}
} else if (strcmp(*argv, "help") == 0) {
explain();
return -1;
} else {
fprintf(stderr, "What is \"%s\"?\n", *argv);
explain();
return -1;
}
}
tail = NLMSG_TAIL(n);
if (reorder.probability) {
if (opt.latency == 0) {
fprintf(stderr, "reordering not possible without specifying some delay\n");
explain();
return -1;
}
if (opt.gap == 0)
opt.gap = 1;
} else if (opt.gap > 0) {
fprintf(stderr, "gap specified without reorder probability\n");
explain();
return -1;
}
if (present[TCA_NETEM_ECN]) {
if (opt.loss <= 0 && loss_type == NETEM_LOSS_UNSPEC) {
fprintf(stderr, "ecn requested without loss model\n");
explain();
return -1;
}
}
if (dist_data && (opt.latency == 0 || opt.jitter == 0)) {
fprintf(stderr, "distribution specified but no latency and jitter values\n");
explain();
return -1;
}
if (addattr_l(n, 1024, TCA_OPTIONS, &opt, sizeof(opt)) < 0)
return -1;
if (present[TCA_NETEM_CORR] &&
addattr_l(n, 1024, TCA_NETEM_CORR, &cor, sizeof(cor)) < 0)
return -1;
if (present[TCA_NETEM_REORDER] &&
addattr_l(n, 1024, TCA_NETEM_REORDER, &reorder, sizeof(reorder)) < 0)
return -1;
if (present[TCA_NETEM_ECN] &&
addattr_l(n, 1024, TCA_NETEM_ECN, &present[TCA_NETEM_ECN],
sizeof(present[TCA_NETEM_ECN])) < 0)
return -1;
if (present[TCA_NETEM_CORRUPT] &&
addattr_l(n, 1024, TCA_NETEM_CORRUPT, &corrupt, sizeof(corrupt)) < 0)
return -1;
if (loss_type != NETEM_LOSS_UNSPEC) {
struct rtattr *start;
start = addattr_nest(n, 1024, TCA_NETEM_LOSS | NLA_F_NESTED);
if (loss_type == NETEM_LOSS_GI) {
if (addattr_l(n, 1024, NETEM_LOSS_GI,
&gimodel, sizeof(gimodel)) < 0)
return -1;
} else if (loss_type == NETEM_LOSS_GE) {
if (addattr_l(n, 1024, NETEM_LOSS_GE,
&gemodel, sizeof(gemodel)) < 0)
return -1;
} else {
fprintf(stderr, "loss in the weeds!\n");
return -1;
}
addattr_nest_end(n, start);
}
if (present[TCA_NETEM_RATE]) {
if (rate64 >= (1ULL << 32)) {
if (addattr_l(n, 1024,
TCA_NETEM_RATE64, &rate64, sizeof(rate64)) < 0)
return -1;
rate.rate = ~0U;
} else {
rate.rate = rate64;
}
if (addattr_l(n, 1024, TCA_NETEM_RATE, &rate, sizeof(rate)) < 0)
return -1;
}
if (dist_data) {
if (addattr_l(n, MAX_DIST * sizeof(dist_data[0]),
TCA_NETEM_DELAY_DIST,
dist_data, dist_size * sizeof(dist_data[0])) < 0)
return -1;
free(dist_data);
}
tail->rta_len = (void *) NLMSG_TAIL(n) - (void *) tail;
return 0;
}
static int netem_print_opt(struct qdisc_util *qu, FILE *f, struct rtattr *opt)
{
const struct tc_netem_corr *cor = NULL;
const struct tc_netem_reorder *reorder = NULL;
const struct tc_netem_corrupt *corrupt = NULL;
const struct tc_netem_gimodel *gimodel = NULL;
const struct tc_netem_gemodel *gemodel = NULL;
int *ecn = NULL;
struct tc_netem_qopt qopt;
const struct tc_netem_rate *rate = NULL;
int len = RTA_PAYLOAD(opt) - sizeof(qopt);
__u64 rate64 = 0;
SPRINT_BUF(b1);
if (opt == NULL)
return 0;
if (len < 0) {
fprintf(stderr, "options size error\n");
return -1;
}
memcpy(&qopt, RTA_DATA(opt), sizeof(qopt));
if (len > 0) {
struct rtattr *tb[TCA_NETEM_MAX+1];
parse_rtattr(tb, TCA_NETEM_MAX, RTA_DATA(opt) + sizeof(qopt),
len);
if (tb[TCA_NETEM_CORR]) {
if (RTA_PAYLOAD(tb[TCA_NETEM_CORR]) < sizeof(*cor))
return -1;
cor = RTA_DATA(tb[TCA_NETEM_CORR]);
}
if (tb[TCA_NETEM_REORDER]) {
if (RTA_PAYLOAD(tb[TCA_NETEM_REORDER]) < sizeof(*reorder))
return -1;
reorder = RTA_DATA(tb[TCA_NETEM_REORDER]);
}
if (tb[TCA_NETEM_CORRUPT]) {
if (RTA_PAYLOAD(tb[TCA_NETEM_CORRUPT]) < sizeof(*corrupt))
return -1;
corrupt = RTA_DATA(tb[TCA_NETEM_CORRUPT]);
}
if (tb[TCA_NETEM_LOSS]) {
struct rtattr *lb[NETEM_LOSS_MAX + 1];
parse_rtattr_nested(lb, NETEM_LOSS_MAX, tb[TCA_NETEM_LOSS]);
if (lb[NETEM_LOSS_GI])
gimodel = RTA_DATA(lb[NETEM_LOSS_GI]);
if (lb[NETEM_LOSS_GE])
gemodel = RTA_DATA(lb[NETEM_LOSS_GE]);
}
if (tb[TCA_NETEM_RATE]) {
if (RTA_PAYLOAD(tb[TCA_NETEM_RATE]) < sizeof(*rate))
return -1;
rate = RTA_DATA(tb[TCA_NETEM_RATE]);
}
if (tb[TCA_NETEM_ECN]) {
if (RTA_PAYLOAD(tb[TCA_NETEM_ECN]) < sizeof(*ecn))
return -1;
ecn = RTA_DATA(tb[TCA_NETEM_ECN]);
}
if (tb[TCA_NETEM_RATE64]) {
if (RTA_PAYLOAD(tb[TCA_NETEM_RATE64]) < sizeof(rate64))
return -1;
rate64 = rta_getattr_u64(tb[TCA_NETEM_RATE64]);
}
}
fprintf(f, "limit %d", qopt.limit);
if (qopt.latency) {
fprintf(f, " delay %s", sprint_ticks(qopt.latency, b1));
if (qopt.jitter) {
fprintf(f, " %s", sprint_ticks(qopt.jitter, b1));
if (cor && cor->delay_corr)
fprintf(f, " %s", sprint_percent(cor->delay_corr, b1));
}
}
if (qopt.loss) {
fprintf(f, " loss %s", sprint_percent(qopt.loss, b1));
if (cor && cor->loss_corr)
fprintf(f, " %s", sprint_percent(cor->loss_corr, b1));
}
if (gimodel) {
fprintf(f, " loss state p13 %s", sprint_percent(gimodel->p13, b1));
fprintf(f, " p31 %s", sprint_percent(gimodel->p31, b1));
fprintf(f, " p32 %s", sprint_percent(gimodel->p32, b1));
fprintf(f, " p23 %s", sprint_percent(gimodel->p23, b1));
fprintf(f, " p14 %s", sprint_percent(gimodel->p14, b1));
}
if (gemodel) {
fprintf(f, " loss gemodel p %s",
sprint_percent(gemodel->p, b1));
fprintf(f, " r %s", sprint_percent(gemodel->r, b1));
fprintf(f, " 1-h %s", sprint_percent(max_percent_value -
gemodel->h, b1));
fprintf(f, " 1-k %s", sprint_percent(gemodel->k1, b1));
}
if (qopt.duplicate) {
fprintf(f, " duplicate %s",
sprint_percent(qopt.duplicate, b1));
if (cor && cor->dup_corr)
fprintf(f, " %s", sprint_percent(cor->dup_corr, b1));
}
if (reorder && reorder->probability) {
fprintf(f, " reorder %s",
sprint_percent(reorder->probability, b1));
if (reorder->correlation)
fprintf(f, " %s",
sprint_percent(reorder->correlation, b1));
}
if (corrupt && corrupt->probability) {
fprintf(f, " corrupt %s",
sprint_percent(corrupt->probability, b1));
if (corrupt->correlation)
fprintf(f, " %s",
sprint_percent(corrupt->correlation, b1));
}
if (rate && rate->rate) {
if (rate64)
fprintf(f, " rate %s", sprint_rate(rate64, b1));
else
fprintf(f, " rate %s", sprint_rate(rate->rate, b1));
if (rate->packet_overhead)
fprintf(f, " packetoverhead %d", rate->packet_overhead);
if (rate->cell_size)
fprintf(f, " cellsize %u", rate->cell_size);
if (rate->cell_overhead)
fprintf(f, " celloverhead %d", rate->cell_overhead);
}
if (ecn)
fprintf(f, " ecn ");
if (qopt.gap)
fprintf(f, " gap %lu", (unsigned long)qopt.gap);
return 0;
}
struct qdisc_util netem_qdisc_util = {
.id = "netem",
.parse_qopt = netem_parse_opt,
.print_qopt = netem_print_opt,
};
static int process(const struct sockaddr_nl *who, struct nlmsghdr *n,
void *arg)
{
struct genlmsghdr *ghdr;
struct rtattr *attrs[MACSEC_ATTR_MAX + 1];
struct rtattr *attrs_secy[MACSEC_SECY_ATTR_MAX + 1];
int len = n->nlmsg_len;
int ifindex;
__u64 sci;
__u8 encoding_sa;
if (n->nlmsg_type != genl_family)
return -1;
len -= NLMSG_LENGTH(GENL_HDRLEN);
if (len < 0)
return -1;
ghdr = NLMSG_DATA(n);
if (ghdr->cmd != MACSEC_CMD_GET_TXSC)
return 0;
parse_rtattr(attrs, MACSEC_ATTR_MAX, (void *) ghdr + GENL_HDRLEN, len);
if (!validate_dump(attrs)) {
fprintf(stderr, "incomplete dump message\n");
return -1;
}
ifindex = rta_getattr_u32(attrs[MACSEC_ATTR_IFINDEX]);
parse_rtattr_nested(attrs_secy, MACSEC_SECY_ATTR_MAX + 1,
attrs[MACSEC_ATTR_SECY]);
if (!validate_secy_dump(attrs_secy)) {
fprintf(stderr, "incomplete dump message\n");
return -1;
}
sci = rta_getattr_u64(attrs_secy[MACSEC_SECY_ATTR_SCI]);
encoding_sa = rta_getattr_u8(attrs_secy[MACSEC_SECY_ATTR_ENCODING_SA]);
if (filter.ifindex && ifindex != filter.ifindex)
return 0;
if (filter.sci && sci != filter.sci)
return 0;
open_json_object(NULL);
print_uint(PRINT_ANY, "ifindex", "%u: ", ifindex);
print_color_string(PRINT_ANY, COLOR_IFNAME, "ifname",
"%s: ", ll_index_to_name(ifindex));
print_attrs(attrs_secy);
print_tx_sc(" ", sci, encoding_sa,
attrs[MACSEC_ATTR_TXSC_STATS],
attrs[MACSEC_ATTR_SECY_STATS],
attrs[MACSEC_ATTR_TXSA_LIST]);
if (attrs[MACSEC_ATTR_RXSC_LIST])
print_rxsc_list(attrs[MACSEC_ATTR_RXSC_LIST]);
close_json_object();
return 0;
}
static void bridge_print_opt(struct link_util *lu, FILE *f, struct rtattr *tb[])
{
if (!tb)
return;
if (tb[IFLA_BR_FORWARD_DELAY])
print_uint(PRINT_ANY,
"forward_delay",
"forward_delay %u ",
rta_getattr_u32(tb[IFLA_BR_FORWARD_DELAY]));
if (tb[IFLA_BR_HELLO_TIME])
print_uint(PRINT_ANY,
"hello_time",
"hello_time %u ",
rta_getattr_u32(tb[IFLA_BR_HELLO_TIME]));
if (tb[IFLA_BR_MAX_AGE])
print_uint(PRINT_ANY,
"max_age",
"max_age %u ",
rta_getattr_u32(tb[IFLA_BR_MAX_AGE]));
if (tb[IFLA_BR_AGEING_TIME])
print_uint(PRINT_ANY,
"ageing_time",
"ageing_time %u ",
rta_getattr_u32(tb[IFLA_BR_AGEING_TIME]));
if (tb[IFLA_BR_STP_STATE])
print_uint(PRINT_ANY,
"stp_state",
"stp_state %u ",
rta_getattr_u32(tb[IFLA_BR_STP_STATE]));
if (tb[IFLA_BR_PRIORITY])
print_uint(PRINT_ANY,
"priority",
"priority %u ",
rta_getattr_u16(tb[IFLA_BR_PRIORITY]));
if (tb[IFLA_BR_VLAN_FILTERING])
print_uint(PRINT_ANY,
"vlan_filtering",
"vlan_filtering %u ",
rta_getattr_u8(tb[IFLA_BR_VLAN_FILTERING]));
if (tb[IFLA_BR_VLAN_PROTOCOL]) {
SPRINT_BUF(b1);
print_string(PRINT_ANY,
"vlan_protocol",
"vlan_protocol %s ",
ll_proto_n2a(rta_getattr_u16(tb[IFLA_BR_VLAN_PROTOCOL]),
b1, sizeof(b1)));
}
if (tb[IFLA_BR_BRIDGE_ID]) {
char bridge_id[32];
br_dump_bridge_id(RTA_DATA(tb[IFLA_BR_BRIDGE_ID]), bridge_id,
sizeof(bridge_id));
print_string(PRINT_ANY,
"bridge_id",
"bridge_id %s ",
bridge_id);
}
if (tb[IFLA_BR_ROOT_ID]) {
char root_id[32];
br_dump_bridge_id(RTA_DATA(tb[IFLA_BR_BRIDGE_ID]), root_id,
sizeof(root_id));
print_string(PRINT_ANY,
"root_id",
"designated_root %s ",
root_id);
}
if (tb[IFLA_BR_ROOT_PORT])
print_uint(PRINT_ANY,
"root_port",
"root_port %u ",
rta_getattr_u16(tb[IFLA_BR_ROOT_PORT]));
if (tb[IFLA_BR_ROOT_PATH_COST])
print_uint(PRINT_ANY,
"root_path_cost",
"root_path_cost %u ",
rta_getattr_u32(tb[IFLA_BR_ROOT_PATH_COST]));
if (tb[IFLA_BR_TOPOLOGY_CHANGE])
print_uint(PRINT_ANY,
"topology_change",
"topology_change %u ",
rta_getattr_u8(tb[IFLA_BR_TOPOLOGY_CHANGE]));
if (tb[IFLA_BR_TOPOLOGY_CHANGE_DETECTED])
print_uint(PRINT_ANY,
"topology_change_detected",
"topology_change_detected %u ",
rta_getattr_u8(tb[IFLA_BR_TOPOLOGY_CHANGE_DETECTED]));
if (tb[IFLA_BR_HELLO_TIMER])
_bridge_print_timer(f, "hello_timer", tb[IFLA_BR_HELLO_TIMER]);
if (tb[IFLA_BR_TCN_TIMER])
_bridge_print_timer(f, "tcn_timer", tb[IFLA_BR_TCN_TIMER]);
if (tb[IFLA_BR_TOPOLOGY_CHANGE_TIMER])
_bridge_print_timer(f, "topology_change_timer",
tb[IFLA_BR_TOPOLOGY_CHANGE_TIMER]);
if (tb[IFLA_BR_GC_TIMER])
_bridge_print_timer(f, "gc_timer", tb[IFLA_BR_GC_TIMER]);
if (tb[IFLA_BR_VLAN_DEFAULT_PVID])
print_uint(PRINT_ANY,
"vlan_default_pvid",
"vlan_default_pvid %u ",
rta_getattr_u16(tb[IFLA_BR_VLAN_DEFAULT_PVID]));
if (tb[IFLA_BR_VLAN_STATS_ENABLED])
print_uint(PRINT_ANY,
"vlan_stats_enabled",
"vlan_stats_enabled %u ",
rta_getattr_u8(tb[IFLA_BR_VLAN_STATS_ENABLED]));
if (tb[IFLA_BR_GROUP_FWD_MASK])
print_0xhex(PRINT_ANY,
"group_fwd_mask",
"group_fwd_mask %#llx ",
rta_getattr_u16(tb[IFLA_BR_GROUP_FWD_MASK]));
if (tb[IFLA_BR_GROUP_ADDR]) {
SPRINT_BUF(mac);
print_string(PRINT_ANY,
"group_addr",
"group_address %s ",
ll_addr_n2a(RTA_DATA(tb[IFLA_BR_GROUP_ADDR]),
RTA_PAYLOAD(tb[IFLA_BR_GROUP_ADDR]),
1 /*ARPHDR_ETHER*/, mac, sizeof(mac)));
}
if (tb[IFLA_BR_MCAST_SNOOPING])
print_uint(PRINT_ANY,
"mcast_snooping",
"mcast_snooping %u ",
rta_getattr_u8(tb[IFLA_BR_MCAST_SNOOPING]));
if (tb[IFLA_BR_MCAST_ROUTER])
print_uint(PRINT_ANY,
"mcast_router",
"mcast_router %u ",
rta_getattr_u8(tb[IFLA_BR_MCAST_ROUTER]));
if (tb[IFLA_BR_MCAST_QUERY_USE_IFADDR])
print_uint(PRINT_ANY,
"mcast_query_use_ifaddr",
"mcast_query_use_ifaddr %u ",
rta_getattr_u8(tb[IFLA_BR_MCAST_QUERY_USE_IFADDR]));
if (tb[IFLA_BR_MCAST_QUERIER])
print_uint(PRINT_ANY,
"mcast_querier",
"mcast_querier %u ",
rta_getattr_u8(tb[IFLA_BR_MCAST_QUERIER]));
if (tb[IFLA_BR_MCAST_HASH_ELASTICITY])
print_uint(PRINT_ANY,
"mcast_hash_elasticity",
"mcast_hash_elasticity %u ",
rta_getattr_u32(tb[IFLA_BR_MCAST_HASH_ELASTICITY]));
if (tb[IFLA_BR_MCAST_HASH_MAX])
print_uint(PRINT_ANY,
"mcast_hash_max",
"mcast_hash_max %u ",
rta_getattr_u32(tb[IFLA_BR_MCAST_HASH_MAX]));
if (tb[IFLA_BR_MCAST_LAST_MEMBER_CNT])
print_uint(PRINT_ANY,
"mcast_last_member_cnt",
"mcast_last_member_count %u ",
rta_getattr_u32(tb[IFLA_BR_MCAST_LAST_MEMBER_CNT]));
if (tb[IFLA_BR_MCAST_STARTUP_QUERY_CNT])
print_uint(PRINT_ANY,
"mcast_startup_query_cnt",
"mcast_startup_query_count %u ",
rta_getattr_u32(tb[IFLA_BR_MCAST_STARTUP_QUERY_CNT]));
if (tb[IFLA_BR_MCAST_LAST_MEMBER_INTVL])
print_lluint(PRINT_ANY,
"mcast_last_member_intvl",
"mcast_last_member_interval %llu ",
rta_getattr_u64(tb[IFLA_BR_MCAST_LAST_MEMBER_INTVL]));
if (tb[IFLA_BR_MCAST_MEMBERSHIP_INTVL])
print_lluint(PRINT_ANY,
"mcast_membership_intvl",
"mcast_membership_interval %llu ",
rta_getattr_u64(tb[IFLA_BR_MCAST_MEMBERSHIP_INTVL]));
if (tb[IFLA_BR_MCAST_QUERIER_INTVL])
print_lluint(PRINT_ANY,
"mcast_querier_intvl",
"mcast_querier_interval %llu ",
rta_getattr_u64(tb[IFLA_BR_MCAST_QUERIER_INTVL]));
if (tb[IFLA_BR_MCAST_QUERY_INTVL])
print_lluint(PRINT_ANY,
"mcast_query_intvl",
"mcast_query_interval %llu ",
rta_getattr_u64(tb[IFLA_BR_MCAST_QUERY_INTVL]));
if (tb[IFLA_BR_MCAST_QUERY_RESPONSE_INTVL])
print_lluint(PRINT_ANY,
"mcast_query_response_intvl",
"mcast_query_response_interval %llu ",
rta_getattr_u64(tb[IFLA_BR_MCAST_QUERY_RESPONSE_INTVL]));
if (tb[IFLA_BR_MCAST_STARTUP_QUERY_INTVL])
print_lluint(PRINT_ANY,
"mcast_startup_query_intvl",
"mcast_startup_query_interval %llu ",
rta_getattr_u64(tb[IFLA_BR_MCAST_STARTUP_QUERY_INTVL]));
if (tb[IFLA_BR_MCAST_STATS_ENABLED])
print_uint(PRINT_ANY,
"mcast_stats_enabled",
"mcast_stats_enabled %u ",
rta_getattr_u8(tb[IFLA_BR_MCAST_STATS_ENABLED]));
if (tb[IFLA_BR_MCAST_IGMP_VERSION])
print_uint(PRINT_ANY,
"mcast_igmp_version",
"mcast_igmp_version %u ",
rta_getattr_u8(tb[IFLA_BR_MCAST_IGMP_VERSION]));
if (tb[IFLA_BR_MCAST_MLD_VERSION])
print_uint(PRINT_ANY,
"mcast_mld_version",
"mcast_mld_version %u ",
rta_getattr_u8(tb[IFLA_BR_MCAST_MLD_VERSION]));
if (tb[IFLA_BR_NF_CALL_IPTABLES])
print_uint(PRINT_ANY,
"nf_call_iptables",
"nf_call_iptables %u ",
rta_getattr_u8(tb[IFLA_BR_NF_CALL_IPTABLES]));
if (tb[IFLA_BR_NF_CALL_IP6TABLES])
print_uint(PRINT_ANY,
"nf_call_ip6tables",
"nf_call_ip6tables %u ",
rta_getattr_u8(tb[IFLA_BR_NF_CALL_IP6TABLES]));
if (tb[IFLA_BR_NF_CALL_ARPTABLES])
print_uint(PRINT_ANY,
"nf_call_arptables",
"nf_call_arptables %u ",
rta_getattr_u8(tb[IFLA_BR_NF_CALL_ARPTABLES]));
}
static int gre_parse_opt(struct link_util *lu, int argc, char **argv,
struct nlmsghdr *n)
{
struct ifinfomsg *ifi = (struct ifinfomsg *)(n + 1);
struct {
struct nlmsghdr n;
struct ifinfomsg i;
char buf[16384];
} req = {
.n.nlmsg_len = NLMSG_LENGTH(sizeof(*ifi)),
.n.nlmsg_flags = NLM_F_REQUEST,
.n.nlmsg_type = RTM_GETLINK,
.i.ifi_family = preferred_family,
.i.ifi_index = ifi->ifi_index,
};
struct rtattr *tb[IFLA_MAX + 1];
struct rtattr *linkinfo[IFLA_INFO_MAX+1];
struct rtattr *greinfo[IFLA_GRE_MAX + 1];
__u16 iflags = 0;
__u16 oflags = 0;
unsigned int ikey = 0;
unsigned int okey = 0;
unsigned int saddr = 0;
unsigned int daddr = 0;
unsigned int link = 0;
__u8 pmtudisc = 1;
__u8 ttl = 0;
__u8 tos = 0;
int len;
__u16 encaptype = 0;
__u16 encapflags = 0;
__u16 encapsport = 0;
__u16 encapdport = 0;
__u8 metadata = 0;
__u8 ignore_df = 0;
__u32 fwmark = 0;
__u32 erspan_idx = 0;
__u8 keepalive_ret = 0;
__u32 keepalive_interv = 0;
if (!(n->nlmsg_flags & NLM_F_CREATE)) {
if (rtnl_talk(&rth, &req.n, &req.n, sizeof(req)) < 0) {
get_failed:
fprintf(stderr,
"Failed to get existing tunnel info.\n");
return -1;
}
len = req.n.nlmsg_len;
len -= NLMSG_LENGTH(sizeof(*ifi));
if (len < 0)
goto get_failed;
parse_rtattr(tb, IFLA_MAX, IFLA_RTA(&req.i), len);
if (!tb[IFLA_LINKINFO])
goto get_failed;
parse_rtattr_nested(linkinfo, IFLA_INFO_MAX, tb[IFLA_LINKINFO]);
if (!linkinfo[IFLA_INFO_DATA])
goto get_failed;
parse_rtattr_nested(greinfo, IFLA_GRE_MAX,
linkinfo[IFLA_INFO_DATA]);
if (greinfo[IFLA_GRE_IKEY])
ikey = rta_getattr_u32(greinfo[IFLA_GRE_IKEY]);
if (greinfo[IFLA_GRE_OKEY])
okey = rta_getattr_u32(greinfo[IFLA_GRE_OKEY]);
if (greinfo[IFLA_GRE_IFLAGS])
iflags = rta_getattr_u16(greinfo[IFLA_GRE_IFLAGS]);
if (greinfo[IFLA_GRE_OFLAGS])
oflags = rta_getattr_u16(greinfo[IFLA_GRE_OFLAGS]);
if (greinfo[IFLA_GRE_LOCAL])
saddr = rta_getattr_u32(greinfo[IFLA_GRE_LOCAL]);
if (greinfo[IFLA_GRE_REMOTE])
daddr = rta_getattr_u32(greinfo[IFLA_GRE_REMOTE]);
if (greinfo[IFLA_GRE_PMTUDISC])
pmtudisc = rta_getattr_u8(
greinfo[IFLA_GRE_PMTUDISC]);
if (greinfo[IFLA_GRE_TTL])
ttl = rta_getattr_u8(greinfo[IFLA_GRE_TTL]);
if (greinfo[IFLA_GRE_TOS])
tos = rta_getattr_u8(greinfo[IFLA_GRE_TOS]);
if (greinfo[IFLA_GRE_LINK])
link = rta_getattr_u8(greinfo[IFLA_GRE_LINK]);
if (greinfo[IFLA_GRE_ENCAP_TYPE])
encaptype = rta_getattr_u16(greinfo[IFLA_GRE_ENCAP_TYPE]);
if (greinfo[IFLA_GRE_ENCAP_FLAGS])
encapflags = rta_getattr_u16(greinfo[IFLA_GRE_ENCAP_FLAGS]);
if (greinfo[IFLA_GRE_ENCAP_SPORT])
encapsport = rta_getattr_u16(greinfo[IFLA_GRE_ENCAP_SPORT]);
if (greinfo[IFLA_GRE_ENCAP_DPORT])
encapdport = rta_getattr_u16(greinfo[IFLA_GRE_ENCAP_DPORT]);
if (greinfo[IFLA_GRE_COLLECT_METADATA])
metadata = 1;
if (greinfo[IFLA_GRE_IGNORE_DF])
ignore_df =
!!rta_getattr_u8(greinfo[IFLA_GRE_IGNORE_DF]);
if (greinfo[IFLA_GRE_FWMARK])
fwmark = rta_getattr_u32(greinfo[IFLA_GRE_FWMARK]);
if (greinfo[IFLA_GRE_ERSPAN_INDEX])
erspan_idx = rta_getattr_u32(greinfo[IFLA_GRE_ERSPAN_INDEX]);
}
while (argc > 0) {
if (!matches(*argv, "key")) {
unsigned int uval;
NEXT_ARG();
iflags |= GRE_KEY;
oflags |= GRE_KEY;
if (strchr(*argv, '.'))
uval = get_addr32(*argv);
else {
if (get_unsigned(&uval, *argv, 0) < 0) {
fprintf(stderr,
"Invalid value for \"key\": \"%s\"; it should be an unsigned integer\n", *argv);
exit(-1);
}
uval = htonl(uval);
}
ikey = okey = uval;
} else if (!matches(*argv, "ikey")) {
unsigned int uval;
NEXT_ARG();
iflags |= GRE_KEY;
if (strchr(*argv, '.'))
uval = get_addr32(*argv);
else {
if (get_unsigned(&uval, *argv, 0) < 0) {
fprintf(stderr, "invalid value for \"ikey\": \"%s\"; it should be an unsigned integer\n", *argv);
exit(-1);
}
uval = htonl(uval);
}
ikey = uval;
} else if (!matches(*argv, "okey")) {
unsigned int uval;
NEXT_ARG();
oflags |= GRE_KEY;
if (strchr(*argv, '.'))
uval = get_addr32(*argv);
else {
if (get_unsigned(&uval, *argv, 0) < 0) {
fprintf(stderr, "invalid value for \"okey\": \"%s\"; it should be an unsigned integer\n", *argv);
exit(-1);
}
uval = htonl(uval);
}
okey = uval;
} else if (!matches(*argv, "seq")) {
iflags |= GRE_SEQ;
oflags |= GRE_SEQ;
} else if (!matches(*argv, "iseq")) {
iflags |= GRE_SEQ;
} else if (!matches(*argv, "oseq")) {
oflags |= GRE_SEQ;
} else if (!matches(*argv, "csum")) {
iflags |= GRE_CSUM;
oflags |= GRE_CSUM;
} else if (!matches(*argv, "icsum")) {
iflags |= GRE_CSUM;
} else if (!matches(*argv, "ocsum")) {
oflags |= GRE_CSUM;
} else if (!matches(*argv, "nopmtudisc")) {
pmtudisc = 0;
} else if (!matches(*argv, "pmtudisc")) {
pmtudisc = 1;
} else if (!matches(*argv, "remote")) {
NEXT_ARG();
if (strcmp(*argv, "any"))
daddr = get_addr32(*argv);
} else if (!matches(*argv, "local")) {
NEXT_ARG();
if (strcmp(*argv, "any"))
saddr = get_addr32(*argv);
} else if (!matches(*argv, "dev")) {
NEXT_ARG();
link = if_nametoindex(*argv);
if (link == 0) {
fprintf(stderr, "Cannot find device \"%s\"\n",
*argv);
exit(-1);
}
} else if (!matches(*argv, "ttl") ||
!matches(*argv, "hoplimit")) {
unsigned int uval;
NEXT_ARG();
if (strcmp(*argv, "inherit") != 0) {
if (get_unsigned(&uval, *argv, 0))
invarg("invalid TTL\n", *argv);
if (uval > 255)
invarg("TTL must be <= 255\n", *argv);
ttl = uval;
}
} else if (!matches(*argv, "tos") ||
!matches(*argv, "tclass") ||
!matches(*argv, "dsfield")) {
__u32 uval;
NEXT_ARG();
if (strcmp(*argv, "inherit") != 0) {
if (rtnl_dsfield_a2n(&uval, *argv))
invarg("bad TOS value", *argv);
tos = uval;
} else
tos = 1;
} else if (strcmp(*argv, "noencap") == 0) {
encaptype = TUNNEL_ENCAP_NONE;
} else if (strcmp(*argv, "encap") == 0) {
NEXT_ARG();
if (strcmp(*argv, "fou") == 0)
encaptype = TUNNEL_ENCAP_FOU;
else if (strcmp(*argv, "gue") == 0)
encaptype = TUNNEL_ENCAP_GUE;
else if (strcmp(*argv, "none") == 0)
encaptype = TUNNEL_ENCAP_NONE;
else
invarg("Invalid encap type.", *argv);
} else if (strcmp(*argv, "encap-sport") == 0) {
NEXT_ARG();
if (strcmp(*argv, "auto") == 0)
encapsport = 0;
else if (get_u16(&encapsport, *argv, 0))
invarg("Invalid source port.", *argv);
} else if (strcmp(*argv, "encap-dport") == 0) {
NEXT_ARG();
if (get_u16(&encapdport, *argv, 0))
invarg("Invalid destination port.", *argv);
} else if (strcmp(*argv, "encap-csum") == 0) {
encapflags |= TUNNEL_ENCAP_FLAG_CSUM;
} else if (strcmp(*argv, "noencap-csum") == 0) {
encapflags &= ~TUNNEL_ENCAP_FLAG_CSUM;
} else if (strcmp(*argv, "encap-udp6-csum") == 0) {
encapflags |= TUNNEL_ENCAP_FLAG_CSUM6;
} else if (strcmp(*argv, "noencap-udp6-csum") == 0) {
encapflags |= ~TUNNEL_ENCAP_FLAG_CSUM6;
} else if (strcmp(*argv, "encap-remcsum") == 0) {
encapflags |= TUNNEL_ENCAP_FLAG_REMCSUM;
} else if (strcmp(*argv, "noencap-remcsum") == 0) {
encapflags |= ~TUNNEL_ENCAP_FLAG_REMCSUM;
} else if (strcmp(*argv, "external") == 0) {
metadata = 1;
} else if (strcmp(*argv, "ignore-df") == 0) {
ignore_df = 1;
} else if (strcmp(*argv, "noignore-df") == 0) {
/*
*only the lsb is significant, use 2 for presence
*/
ignore_df = 2;
} else if (strcmp(*argv, "fwmark") == 0) {
NEXT_ARG();
if (get_u32(&fwmark, *argv, 0))
invarg("invalid fwmark\n", *argv);
} else if (strcmp(*argv, "erspan") == 0) {
NEXT_ARG();
if (get_u32(&erspan_idx, *argv, 0))
invarg("invalid erspan index\n", *argv);
if (erspan_idx & ~((1<<20) - 1) || erspan_idx == 0)
invarg("erspan index must be > 0 and <= 20-bit\n", *argv);
} else if (!matches(*argv, "keepalive")) {
__u64 interv;
__u32 ret;
NEXT_ARG();
if (strcmp(*argv, "auto") != 0) {
if (get_u32(&interv, *argv, 0))
invarg("invalid KeepAlive time interval\n", *argv);
keepalive_interv = interv;
}
NEXT_ARG();
if (strcmp(*argv, "auto") != 0) {
if (get_unsigned(&ret, *argv, 0))
invarg("invalid KeepAlive retries\n", *argv);
if (ret > 255)
invarg("KeepAlive retries must be <= 255\n", *argv);
keepalive_ret = ret;
}
} else
usage();
argc--; argv++;
}
if (!ikey && IN_MULTICAST(ntohl(daddr))) {
ikey = daddr;
iflags |= GRE_KEY;
}
if (!okey && IN_MULTICAST(ntohl(daddr))) {
okey = daddr;
oflags |= GRE_KEY;
}
if (IN_MULTICAST(ntohl(daddr)) && !saddr) {
fprintf(stderr, "A broadcast tunnel requires a source address.\n");
return -1;
}
if (!metadata) {
addattr32(n, 1024, IFLA_GRE_IKEY, ikey);
addattr32(n, 1024, IFLA_GRE_OKEY, okey);
addattr_l(n, 1024, IFLA_GRE_IFLAGS, &iflags, 2);
addattr_l(n, 1024, IFLA_GRE_OFLAGS, &oflags, 2);
addattr_l(n, 1024, IFLA_GRE_LOCAL, &saddr, 4);
addattr_l(n, 1024, IFLA_GRE_REMOTE, &daddr, 4);
addattr_l(n, 1024, IFLA_GRE_PMTUDISC, &pmtudisc, 1);
if (link)
addattr32(n, 1024, IFLA_GRE_LINK, link);
addattr_l(n, 1024, IFLA_GRE_TTL, &ttl, 1);
addattr_l(n, 1024, IFLA_GRE_TOS, &tos, 1);
addattr32(n, 1024, IFLA_GRE_FWMARK, fwmark);
if (erspan_idx != 0)
addattr32(n, 1024, IFLA_GRE_ERSPAN_INDEX, erspan_idx);
if (keepalive_interv) {
addattr32(n, 1024, IFLA_GRE_KEEPALIVE_INTERVAL,
keepalive_interv);
addattr8(n, 1024, IFLA_GRE_KEEPALIVE_RETRIES,
keepalive_ret);
}
} else {
addattr_l(n, 1024, IFLA_GRE_COLLECT_METADATA, NULL, 0);
}
addattr16(n, 1024, IFLA_GRE_ENCAP_TYPE, encaptype);
addattr16(n, 1024, IFLA_GRE_ENCAP_FLAGS, encapflags);
addattr16(n, 1024, IFLA_GRE_ENCAP_SPORT, htons(encapsport));
addattr16(n, 1024, IFLA_GRE_ENCAP_DPORT, htons(encapdport));
if (ignore_df)
addattr8(n, 1024, IFLA_GRE_IGNORE_DF, ignore_df & 1);
return 0;
}
static void gre_print_direct_opt(FILE *f, struct rtattr *tb[])
{
char s2[64];
const char *local = "any";
const char *remote = "any";
unsigned int iflags = 0;
unsigned int oflags = 0;
if (tb[IFLA_GRE_REMOTE]) {
unsigned int addr = rta_getattr_u32(tb[IFLA_GRE_REMOTE]);
if (addr)
remote = format_host(AF_INET, 4, &addr);
}
print_string(PRINT_ANY, "remote", "remote %s ", remote);
if (tb[IFLA_GRE_LOCAL]) {
unsigned int addr = rta_getattr_u32(tb[IFLA_GRE_LOCAL]);
if (addr)
local = format_host(AF_INET, 4, &addr);
}
print_string(PRINT_ANY, "local", "local %s ", local);
if (tb[IFLA_GRE_LINK] && rta_getattr_u32(tb[IFLA_GRE_LINK])) {
unsigned int link = rta_getattr_u32(tb[IFLA_GRE_LINK]);
const char *n = if_indextoname(link, s2);
if (n)
print_string(PRINT_ANY, "link", "dev %s ", n);
else
print_uint(PRINT_ANY, "link_index", "dev %u ", link);
}
if (tb[IFLA_GRE_TTL]) {
__u8 ttl = rta_getattr_u8(tb[IFLA_GRE_TTL]);
if (ttl)
print_int(PRINT_ANY, "ttl", "ttl %d ", ttl);
else
print_int(PRINT_JSON, "ttl", NULL, ttl);
} else {
print_string(PRINT_FP, NULL, "ttl %s ", "inherit");
}
if (tb[IFLA_GRE_TOS] && rta_getattr_u8(tb[IFLA_GRE_TOS])) {
int tos = rta_getattr_u8(tb[IFLA_GRE_TOS]);
if (is_json_context()) {
SPRINT_BUF(b1);
snprintf(b1, sizeof(b1), "0x%x", tos);
print_string(PRINT_JSON, "tos", NULL, b1);
} else {
fputs("tos ", f);
if (tos == 1)
fputs("inherit ", f);
else
fprintf(f, "0x%x ", tos);
}
}
if (tb[IFLA_GRE_KEEPALIVE_INTERVAL]) {
unsigned long interval;
unsigned int retries;
interval = rta_getattr_u64(tb[IFLA_GRE_KEEPALIVE_INTERVAL]);
retries = rta_getattr_u8(tb[IFLA_GRE_KEEPALIVE_RETRIES]);
if (interval) {
print_int(PRINT_ANY, "keepalive",
"keepalive interval %d ",
interval);
print_int(PRINT_ANY, "keepalive",
"retries %d ",
retries);
} else {
print_int(PRINT_JSON, "keepalive", NULL, interval);
}
} else {
print_string(PRINT_FP, NULL, "keepalive %s ", "auto");
}
if (tb[IFLA_GRE_PMTUDISC]) {
if (!rta_getattr_u8(tb[IFLA_GRE_PMTUDISC]))
print_bool(PRINT_ANY, "pmtudisc", "nopmtudisc ", false);
else
print_bool(PRINT_JSON, "pmtudisc", NULL, true);
}
if (tb[IFLA_GRE_IFLAGS])
iflags = rta_getattr_u16(tb[IFLA_GRE_IFLAGS]);
if (tb[IFLA_GRE_OFLAGS])
oflags = rta_getattr_u16(tb[IFLA_GRE_OFLAGS]);
if ((iflags & GRE_KEY) && tb[IFLA_GRE_IKEY]) {
inet_ntop(AF_INET, RTA_DATA(tb[IFLA_GRE_IKEY]), s2, sizeof(s2));
print_string(PRINT_ANY, "ikey", "ikey %s ", s2);
}
if ((oflags & GRE_KEY) && tb[IFLA_GRE_OKEY]) {
inet_ntop(AF_INET, RTA_DATA(tb[IFLA_GRE_OKEY]), s2, sizeof(s2));
print_string(PRINT_ANY, "okey", "okey %s ", s2);
}
if (iflags & GRE_SEQ)
print_bool(PRINT_ANY, "iseq", "iseq ", true);
if (oflags & GRE_SEQ)
print_bool(PRINT_ANY, "oseq", "oseq ", true);
if (iflags & GRE_CSUM)
print_bool(PRINT_ANY, "icsum", "icsum ", true);
if (oflags & GRE_CSUM)
print_bool(PRINT_ANY, "ocsum", "ocsum ", true);
if (tb[IFLA_GRE_FWMARK]) {
__u32 fwmark = rta_getattr_u32(tb[IFLA_GRE_FWMARK]);
if (fwmark) {
snprintf(s2, sizeof(s2), "0x%x", fwmark);
print_string(PRINT_ANY, "fwmark", "fwmark %s ", s2);
}
}
}
/* device creation */
static void macsec_print_opt(struct link_util *lu, FILE *f, struct rtattr *tb[])
{
if (!tb)
return;
if (tb[IFLA_MACSEC_SCI]) {
if (is_json_context()) {
SPRINT_BUF(b1);
snprintf(b1, sizeof(b1), "%016llx",
ntohll(rta_getattr_u64(tb[IFLA_MACSEC_SCI])));
print_string(PRINT_JSON, "sci", NULL, b1);
} else {
fprintf(f, "sci %016llx ",
ntohll(rta_getattr_u64(tb[IFLA_MACSEC_SCI])));
}
}
print_flag(tb, "protect", IFLA_MACSEC_PROTECT);
if (tb[IFLA_MACSEC_CIPHER_SUITE]) {
__u64 csid
= rta_getattr_u64(tb[IFLA_MACSEC_CIPHER_SUITE]);
print_string(PRINT_ANY,
"cipher_suite",
"cipher %s ",
cs_id_to_name(csid));
}
if (tb[IFLA_MACSEC_ICV_LEN]) {
if (is_json_context()) {
char b2[4];
snprintf(b2, sizeof(b2), "%hhu",
rta_getattr_u8(tb[IFLA_MACSEC_ICV_LEN]));
print_uint(PRINT_JSON, "icv_len", NULL, atoi(b2));
} else {
fprintf(f, "icvlen %hhu ",
rta_getattr_u8(tb[IFLA_MACSEC_ICV_LEN]));
}
}
if (tb[IFLA_MACSEC_ENCODING_SA]) {
if (is_json_context()) {
char b2[4];
snprintf(b2, sizeof(b2), "%hhu",
rta_getattr_u8(tb[IFLA_MACSEC_ENCODING_SA]));
print_uint(PRINT_JSON, "encoding_sa", NULL, atoi(b2));
} else {
fprintf(f, "encodingsa %hhu ",
rta_getattr_u8(tb[IFLA_MACSEC_ENCODING_SA]));
}
}
if (tb[IFLA_MACSEC_VALIDATION]) {
__u8 val = rta_getattr_u8(tb[IFLA_MACSEC_VALIDATION]);
print_string(PRINT_ANY,
"validation",
"validate %s ",
validate_str[val]);
}
const char *inc_sci, *es, *replay;
if (is_json_context()) {
inc_sci = "inc_sci";
replay = "replay_protect";
es = "es";
} else {
inc_sci = "send_sci";
es = "end_station";
replay = "replay";
}
print_flag(tb, "encrypt", IFLA_MACSEC_ENCRYPT);
print_flag(tb, inc_sci, IFLA_MACSEC_INC_SCI);
print_flag(tb, es, IFLA_MACSEC_ES);
print_flag(tb, "scb", IFLA_MACSEC_SCB);
print_flag(tb, replay, IFLA_MACSEC_REPLAY_PROTECT);
if (tb[IFLA_MACSEC_WINDOW])
print_int(PRINT_ANY,
"window",
"window %d ",
rta_getattr_u32(tb[IFLA_MACSEC_WINDOW]));
}
int print_ntable(const struct sockaddr_nl *who, struct nlmsghdr *n, void *arg)
{
FILE *fp = (FILE*)arg;
struct ndtmsg *ndtm = NLMSG_DATA(n);
int len = n->nlmsg_len;
struct rtattr *tb[NDTA_MAX+1];
struct rtattr *tpb[NDTPA_MAX+1];
int ret;
if (n->nlmsg_type != RTM_NEWNEIGHTBL) {
fprintf(stderr, "Not NEIGHTBL: %08x %08x %08x\n",
n->nlmsg_len, n->nlmsg_type, n->nlmsg_flags);
return 0;
}
len -= NLMSG_LENGTH(sizeof(*ndtm));
if (len < 0) {
fprintf(stderr, "BUG: wrong nlmsg len %d\n", len);
return -1;
}
if (preferred_family && preferred_family != ndtm->ndtm_family)
return 0;
parse_rtattr(tb, NDTA_MAX, NDTA_RTA(ndtm),
n->nlmsg_len - NLMSG_LENGTH(sizeof(*ndtm)));
if (tb[NDTA_NAME]) {
const char *name = rta_getattr_str(tb[NDTA_NAME]);
if (strlen(filter.name) > 0 && strcmp(filter.name, name))
return 0;
}
if (tb[NDTA_PARMS]) {
parse_rtattr(tpb, NDTPA_MAX, RTA_DATA(tb[NDTA_PARMS]),
RTA_PAYLOAD(tb[NDTA_PARMS]));
if (tpb[NDTPA_IFINDEX]) {
__u32 ifindex = rta_getattr_u32(tpb[NDTPA_IFINDEX]);
if (filter.index && filter.index != ifindex)
return 0;
} else {
if (filter.index && filter.index != NONE_DEV)
return 0;
}
}
if (ndtm->ndtm_family == AF_INET)
fprintf(fp, "inet ");
else if (ndtm->ndtm_family == AF_INET6)
fprintf(fp, "inet6 ");
else if (ndtm->ndtm_family == AF_DECnet)
fprintf(fp, "dnet ");
else
fprintf(fp, "(%d) ", ndtm->ndtm_family);
if (tb[NDTA_NAME]) {
const char *name = rta_getattr_str(tb[NDTA_NAME]);
fprintf(fp, "%s ", name);
}
fprintf(fp, "%s", _SL_);
ret = (tb[NDTA_THRESH1] || tb[NDTA_THRESH2] || tb[NDTA_THRESH3] ||
tb[NDTA_GC_INTERVAL]);
if (ret)
fprintf(fp, " ");
if (tb[NDTA_THRESH1]) {
__u32 thresh1 = rta_getattr_u32(tb[NDTA_THRESH1]);
fprintf(fp, "thresh1 %u ", thresh1);
}
if (tb[NDTA_THRESH2]) {
__u32 thresh2 = rta_getattr_u32(tb[NDTA_THRESH2]);
fprintf(fp, "thresh2 %u ", thresh2);
}
if (tb[NDTA_THRESH3]) {
__u32 thresh3 = rta_getattr_u32(tb[NDTA_THRESH3]);
fprintf(fp, "thresh3 %u ", thresh3);
}
if (tb[NDTA_GC_INTERVAL]) {
unsigned long long gc_int = rta_getattr_u64(tb[NDTA_GC_INTERVAL]);
fprintf(fp, "gc_int %llu ", gc_int);
}
if (ret)
fprintf(fp, "%s", _SL_);
if (tb[NDTA_CONFIG] && show_stats) {
struct ndt_config *ndtc = RTA_DATA(tb[NDTA_CONFIG]);
fprintf(fp, " ");
fprintf(fp, "config ");
fprintf(fp, "key_len %u ", ndtc->ndtc_key_len);
fprintf(fp, "entry_size %u ", ndtc->ndtc_entry_size);
fprintf(fp, "entries %u ", ndtc->ndtc_entries);
fprintf(fp, "%s", _SL_);
fprintf(fp, " ");
fprintf(fp, "last_flush %s ",
ntable_strtime_delta(ndtc->ndtc_last_flush));
fprintf(fp, "last_rand %s ",
ntable_strtime_delta(ndtc->ndtc_last_rand));
fprintf(fp, "%s", _SL_);
fprintf(fp, " ");
fprintf(fp, "hash_rnd %u ", ndtc->ndtc_hash_rnd);
fprintf(fp, "hash_mask %08x ", ndtc->ndtc_hash_mask);
fprintf(fp, "hash_chain_gc %u ", ndtc->ndtc_hash_chain_gc);
fprintf(fp, "proxy_qlen %u ", ndtc->ndtc_proxy_qlen);
fprintf(fp, "%s", _SL_);
}
if (tb[NDTA_PARMS]) {
if (tpb[NDTPA_IFINDEX]) {
__u32 ifindex = rta_getattr_u32(tpb[NDTPA_IFINDEX]);
fprintf(fp, " ");
fprintf(fp, "dev %s ", ll_index_to_name(ifindex));
fprintf(fp, "%s", _SL_);
}
fprintf(fp, " ");
if (tpb[NDTPA_REFCNT]) {
__u32 refcnt = rta_getattr_u32(tpb[NDTPA_REFCNT]);
fprintf(fp, "refcnt %u ", refcnt);
}
if (tpb[NDTPA_REACHABLE_TIME]) {
unsigned long long reachable = rta_getattr_u64(tpb[NDTPA_REACHABLE_TIME]);
fprintf(fp, "reachable %llu ", reachable);
}
if (tpb[NDTPA_BASE_REACHABLE_TIME]) {
unsigned long long breachable = rta_getattr_u64(tpb[NDTPA_BASE_REACHABLE_TIME]);
fprintf(fp, "base_reachable %llu ", breachable);
}
if (tpb[NDTPA_RETRANS_TIME]) {
unsigned long long retrans = rta_getattr_u64(tpb[NDTPA_RETRANS_TIME]);
fprintf(fp, "retrans %llu ", retrans);
}
fprintf(fp, "%s", _SL_);
fprintf(fp, " ");
if (tpb[NDTPA_GC_STALETIME]) {
unsigned long long gc_stale = rta_getattr_u64(tpb[NDTPA_GC_STALETIME]);
fprintf(fp, "gc_stale %llu ", gc_stale);
}
if (tpb[NDTPA_DELAY_PROBE_TIME]) {
unsigned long long delay_probe = rta_getattr_u64(tpb[NDTPA_DELAY_PROBE_TIME]);
fprintf(fp, "delay_probe %llu ", delay_probe);
}
if (tpb[NDTPA_QUEUE_LEN]) {
__u32 queue = rta_getattr_u32(tpb[NDTPA_QUEUE_LEN]);
fprintf(fp, "queue %u ", queue);
}
fprintf(fp, "%s", _SL_);
fprintf(fp, " ");
if (tpb[NDTPA_APP_PROBES]) {
__u32 aprobe = rta_getattr_u32(tpb[NDTPA_APP_PROBES]);
fprintf(fp, "app_probes %u ", aprobe);
}
if (tpb[NDTPA_UCAST_PROBES]) {
__u32 uprobe = rta_getattr_u32(tpb[NDTPA_UCAST_PROBES]);
fprintf(fp, "ucast_probes %u ", uprobe);
}
if (tpb[NDTPA_MCAST_PROBES]) {
__u32 mprobe = rta_getattr_u32(tpb[NDTPA_MCAST_PROBES]);
fprintf(fp, "mcast_probes %u ", mprobe);
}
fprintf(fp, "%s", _SL_);
fprintf(fp, " ");
if (tpb[NDTPA_ANYCAST_DELAY]) {
unsigned long long anycast_delay = rta_getattr_u64(tpb[NDTPA_ANYCAST_DELAY]);
fprintf(fp, "anycast_delay %llu ", anycast_delay);
}
if (tpb[NDTPA_PROXY_DELAY]) {
unsigned long long proxy_delay = rta_getattr_u64(tpb[NDTPA_PROXY_DELAY]);
fprintf(fp, "proxy_delay %llu ", proxy_delay);
}
if (tpb[NDTPA_PROXY_QLEN]) {
__u32 pqueue = rta_getattr_u32(tpb[NDTPA_PROXY_QLEN]);
fprintf(fp, "proxy_queue %u ", pqueue);
}
if (tpb[NDTPA_LOCKTIME]) {
unsigned long long locktime = rta_getattr_u64(tpb[NDTPA_LOCKTIME]);
fprintf(fp, "locktime %llu ", locktime);
}
fprintf(fp, "%s", _SL_);
}
if (tb[NDTA_STATS] && show_stats) {
struct ndt_stats *ndts = RTA_DATA(tb[NDTA_STATS]);
fprintf(fp, " ");
fprintf(fp, "stats ");
fprintf(fp, "allocs %llu ",
(unsigned long long) ndts->ndts_allocs);
fprintf(fp, "destroys %llu ",
(unsigned long long) ndts->ndts_destroys);
fprintf(fp, "hash_grows %llu ",
(unsigned long long) ndts->ndts_hash_grows);
fprintf(fp, "%s", _SL_);
fprintf(fp, " ");
fprintf(fp, "res_failed %llu ",
(unsigned long long) ndts->ndts_res_failed);
fprintf(fp, "lookups %llu ",
(unsigned long long) ndts->ndts_lookups);
fprintf(fp, "hits %llu ",
(unsigned long long) ndts->ndts_hits);
fprintf(fp, "%s", _SL_);
fprintf(fp, " ");
fprintf(fp, "rcv_probes_mcast %llu ",
(unsigned long long) ndts->ndts_rcv_probes_mcast);
fprintf(fp, "rcv_probes_ucast %llu ",
(unsigned long long) ndts->ndts_rcv_probes_ucast);
fprintf(fp, "%s", _SL_);
fprintf(fp, " ");
fprintf(fp, "periodic_gc_runs %llu ",
(unsigned long long) ndts->ndts_periodic_gc_runs);
fprintf(fp, "forced_gc_runs %llu ",
(unsigned long long) ndts->ndts_forced_gc_runs);
fprintf(fp, "%s", _SL_);
}
fprintf(fp, "\n");
fflush(fp);
return 0;
}
void xfrm_xfrma_print(struct rtattr *tb[], __u16 family,
FILE *fp, const char *prefix)
{
if (tb[XFRMA_MARK]) {
struct rtattr *rta = tb[XFRMA_MARK];
struct xfrm_mark *m = (struct xfrm_mark *) RTA_DATA(rta);
fprintf(fp, "\tmark %#x/%#x", m->v, m->m);
fprintf(fp, "%s", _SL_);
}
if (tb[XFRMA_ALG_AUTH] && !tb[XFRMA_ALG_AUTH_TRUNC]) {
struct rtattr *rta = tb[XFRMA_ALG_AUTH];
xfrm_algo_print((struct xfrm_algo *) RTA_DATA(rta),
XFRMA_ALG_AUTH, RTA_PAYLOAD(rta), fp, prefix);
}
if (tb[XFRMA_ALG_AUTH_TRUNC]) {
struct rtattr *rta = tb[XFRMA_ALG_AUTH_TRUNC];
xfrm_auth_trunc_print((struct xfrm_algo_auth *) RTA_DATA(rta),
RTA_PAYLOAD(rta), fp, prefix);
}
if (tb[XFRMA_ALG_AEAD]) {
struct rtattr *rta = tb[XFRMA_ALG_AEAD];
xfrm_aead_print((struct xfrm_algo_aead *)RTA_DATA(rta),
RTA_PAYLOAD(rta), fp, prefix);
}
if (tb[XFRMA_ALG_CRYPT]) {
struct rtattr *rta = tb[XFRMA_ALG_CRYPT];
xfrm_algo_print((struct xfrm_algo *) RTA_DATA(rta),
XFRMA_ALG_CRYPT, RTA_PAYLOAD(rta), fp, prefix);
}
if (tb[XFRMA_ALG_COMP]) {
struct rtattr *rta = tb[XFRMA_ALG_COMP];
xfrm_algo_print((struct xfrm_algo *) RTA_DATA(rta),
XFRMA_ALG_COMP, RTA_PAYLOAD(rta), fp, prefix);
}
if (tb[XFRMA_ENCAP]) {
struct xfrm_encap_tmpl *e;
char abuf[256];
if (prefix)
fputs(prefix, fp);
fprintf(fp, "encap ");
if (RTA_PAYLOAD(tb[XFRMA_ENCAP]) < sizeof(*e)) {
fprintf(fp, "(ERROR truncated)");
fprintf(fp, "%s", _SL_);
return;
}
e = (struct xfrm_encap_tmpl *) RTA_DATA(tb[XFRMA_ENCAP]);
fprintf(fp, "type ");
switch (e->encap_type) {
case 1:
fprintf(fp, "espinudp-nonike ");
break;
case 2:
fprintf(fp, "espinudp ");
break;
default:
fprintf(fp, "%u ", e->encap_type);
break;
}
fprintf(fp, "sport %u ", ntohs(e->encap_sport));
fprintf(fp, "dport %u ", ntohs(e->encap_dport));
memset(abuf, '\0', sizeof(abuf));
fprintf(fp, "addr %s",
rt_addr_n2a(family, sizeof(e->encap_oa), &e->encap_oa,
abuf, sizeof(abuf)));
fprintf(fp, "%s", _SL_);
}
if (tb[XFRMA_TMPL]) {
struct rtattr *rta = tb[XFRMA_TMPL];
xfrm_tmpl_print((struct xfrm_user_tmpl *) RTA_DATA(rta),
RTA_PAYLOAD(rta), fp, prefix);
}
if (tb[XFRMA_COADDR]) {
char abuf[256];
xfrm_address_t *coa;
if (prefix)
fputs(prefix, fp);
fprintf(fp, "coa ");
coa = (xfrm_address_t *)RTA_DATA(tb[XFRMA_COADDR]);
if (RTA_PAYLOAD(tb[XFRMA_COADDR]) < sizeof(*coa)) {
fprintf(fp, "(ERROR truncated)");
fprintf(fp, "%s", _SL_);
return;
}
memset(abuf, '\0', sizeof(abuf));
fprintf(fp, "%s",
rt_addr_n2a(family, sizeof(*coa), coa,
abuf, sizeof(abuf)));
fprintf(fp, "%s", _SL_);
}
if (tb[XFRMA_LASTUSED]) {
__u64 lastused;
if (prefix)
fputs(prefix, fp);
fprintf(fp, "lastused ");
if (RTA_PAYLOAD(tb[XFRMA_LASTUSED]) < sizeof(lastused)) {
fprintf(fp, "(ERROR truncated)");
fprintf(fp, "%s", _SL_);
return;
}
lastused = rta_getattr_u64(tb[XFRMA_LASTUSED]);
fprintf(fp, "%s", strxf_time(lastused));
fprintf(fp, "%s", _SL_);
}
if (tb[XFRMA_REPLAY_VAL]) {
struct xfrm_replay_state *replay;
if (prefix)
fputs(prefix, fp);
fprintf(fp, "anti-replay context: ");
if (RTA_PAYLOAD(tb[XFRMA_REPLAY_VAL]) < sizeof(*replay)) {
fprintf(fp, "(ERROR truncated)");
fprintf(fp, "%s", _SL_);
return;
}
replay = (struct xfrm_replay_state *)RTA_DATA(tb[XFRMA_REPLAY_VAL]);
fprintf(fp, "seq 0x%x, oseq 0x%x, bitmap 0x%08x",
replay->seq, replay->oseq, replay->bitmap);
fprintf(fp, "%s", _SL_);
}
if (tb[XFRMA_REPLAY_ESN_VAL]) {
struct xfrm_replay_state_esn *replay;
unsigned int i, j;
if (prefix)
fputs(prefix, fp);
fprintf(fp, "anti-replay esn context:");
if (RTA_PAYLOAD(tb[XFRMA_REPLAY_ESN_VAL]) < sizeof(*replay)) {
fprintf(fp, "(ERROR truncated)");
fprintf(fp, "%s", _SL_);
return;
}
fprintf(fp, "%s", _SL_);
replay = (struct xfrm_replay_state_esn *)RTA_DATA(tb[XFRMA_REPLAY_ESN_VAL]);
if (prefix)
fputs(prefix, fp);
fprintf(fp, " seq-hi 0x%x, seq 0x%x, oseq-hi 0x%0x, oseq 0x%0x",
replay->seq_hi, replay->seq, replay->oseq_hi,
replay->oseq);
fprintf(fp, "%s", _SL_);
if (prefix)
fputs(prefix, fp);
fprintf(fp, " replay_window %u, bitmap-length %u",
replay->replay_window, replay->bmp_len);
for (i = replay->bmp_len, j = 0; i; i--) {
if (j++ % 8 == 0) {
fprintf(fp, "%s", _SL_);
if (prefix)
fputs(prefix, fp);
fprintf(fp, " ");
}
fprintf(fp, "%08x ", replay->bmp[i - 1]);
}
fprintf(fp, "%s", _SL_);
}
}
static int print_ntable(struct nlmsghdr *n, void *arg)
{
FILE *fp = (FILE *)arg;
struct ndtmsg *ndtm = NLMSG_DATA(n);
int len = n->nlmsg_len;
struct rtattr *tb[NDTA_MAX+1];
struct rtattr *tpb[NDTPA_MAX+1];
int ret;
if (n->nlmsg_type != RTM_NEWNEIGHTBL) {
fprintf(stderr, "Not NEIGHTBL: %08x %08x %08x\n",
n->nlmsg_len, n->nlmsg_type, n->nlmsg_flags);
return 0;
}
len -= NLMSG_LENGTH(sizeof(*ndtm));
if (len < 0) {
fprintf(stderr, "BUG: wrong nlmsg len %d\n", len);
return -1;
}
if (preferred_family && preferred_family != ndtm->ndtm_family)
return 0;
parse_rtattr(tb, NDTA_MAX, NDTA_RTA(ndtm),
n->nlmsg_len - NLMSG_LENGTH(sizeof(*ndtm)));
if (tb[NDTA_NAME]) {
const char *name = rta_getattr_str(tb[NDTA_NAME]);
if (filter.name && strcmp(filter.name, name))
return 0;
}
if (tb[NDTA_PARMS]) {
parse_rtattr(tpb, NDTPA_MAX, RTA_DATA(tb[NDTA_PARMS]),
RTA_PAYLOAD(tb[NDTA_PARMS]));
if (tpb[NDTPA_IFINDEX]) {
__u32 ifindex = rta_getattr_u32(tpb[NDTPA_IFINDEX]);
if (filter.index && filter.index != ifindex)
return 0;
} else {
if (filter.index && filter.index != NONE_DEV)
return 0;
}
}
open_json_object(NULL);
print_string(PRINT_ANY, "family",
"%s ", family_name(ndtm->ndtm_family));
if (tb[NDTA_NAME]) {
const char *name = rta_getattr_str(tb[NDTA_NAME]);
print_string(PRINT_ANY, "name", "%s ", name);
}
print_nl();
ret = (tb[NDTA_THRESH1] || tb[NDTA_THRESH2] || tb[NDTA_THRESH3] ||
tb[NDTA_GC_INTERVAL]);
if (ret)
print_string(PRINT_FP, NULL, " ", NULL);
if (tb[NDTA_THRESH1]) {
__u32 thresh1 = rta_getattr_u32(tb[NDTA_THRESH1]);
print_uint(PRINT_ANY, "thresh1", "thresh1 %u ", thresh1);
}
if (tb[NDTA_THRESH2]) {
__u32 thresh2 = rta_getattr_u32(tb[NDTA_THRESH2]);
print_uint(PRINT_ANY, "thresh2", "thresh2 %u ", thresh2);
}
if (tb[NDTA_THRESH3]) {
__u32 thresh3 = rta_getattr_u32(tb[NDTA_THRESH3]);
print_uint(PRINT_ANY, "thresh3", "thresh3 %u ", thresh3);
}
if (tb[NDTA_GC_INTERVAL]) {
__u64 gc_int = rta_getattr_u64(tb[NDTA_GC_INTERVAL]);
print_u64(PRINT_ANY, "gc_interval", "gc_int %llu ", gc_int);
}
if (ret)
print_nl();
if (tb[NDTA_CONFIG] && show_stats)
print_ndtconfig(RTA_DATA(tb[NDTA_CONFIG]));
if (tb[NDTA_PARMS])
print_ndtparams(tpb);
if (tb[NDTA_STATS] && show_stats)
print_ndtstats(RTA_DATA(tb[NDTA_STATS]));
print_string(PRINT_FP, NULL, "\n", "");
close_json_object();
fflush(fp);
return 0;
}
static void print_ndtparams(struct rtattr *tpb[])
{
if (tpb[NDTPA_IFINDEX]) {
__u32 ifindex = rta_getattr_u32(tpb[NDTPA_IFINDEX]);
print_string(PRINT_FP, NULL, " dev ", NULL);
print_color_string(PRINT_ANY, COLOR_IFNAME,
"dev", "%s ", ll_index_to_name(ifindex));
print_nl();
}
print_string(PRINT_FP, NULL, " ", NULL);
if (tpb[NDTPA_REFCNT]) {
__u32 refcnt = rta_getattr_u32(tpb[NDTPA_REFCNT]);
print_uint(PRINT_ANY, "refcnt", "refcnt %u ", refcnt);
}
if (tpb[NDTPA_REACHABLE_TIME]) {
__u64 reachable = rta_getattr_u64(tpb[NDTPA_REACHABLE_TIME]);
print_u64(PRINT_ANY, "reachable",
"reachable %llu ", reachable);
}
if (tpb[NDTPA_BASE_REACHABLE_TIME]) {
__u64 breachable
= rta_getattr_u64(tpb[NDTPA_BASE_REACHABLE_TIME]);
print_u64(PRINT_ANY, "base_reachable",
"base_reachable %llu ", breachable);
}
if (tpb[NDTPA_RETRANS_TIME]) {
__u64 retrans = rta_getattr_u64(tpb[NDTPA_RETRANS_TIME]);
print_u64(PRINT_ANY, "retrans", "retrans %llu ", retrans);
}
print_string(PRINT_FP, NULL, "%s ", _SL_);
if (tpb[NDTPA_GC_STALETIME]) {
__u64 gc_stale = rta_getattr_u64(tpb[NDTPA_GC_STALETIME]);
print_u64(PRINT_ANY, "gc_stale", "gc_stale %llu ", gc_stale);
}
if (tpb[NDTPA_DELAY_PROBE_TIME]) {
__u64 delay_probe
= rta_getattr_u64(tpb[NDTPA_DELAY_PROBE_TIME]);
print_u64(PRINT_ANY, "delay_probe",
"delay_probe %llu ", delay_probe);
}
if (tpb[NDTPA_QUEUE_LEN]) {
__u32 queue = rta_getattr_u32(tpb[NDTPA_QUEUE_LEN]);
print_uint(PRINT_ANY, "queue", "queue %u ", queue);
}
print_string(PRINT_FP, NULL, "%s ", _SL_);
if (tpb[NDTPA_APP_PROBES]) {
__u32 aprobe = rta_getattr_u32(tpb[NDTPA_APP_PROBES]);
print_uint(PRINT_ANY, "app_probes", "app_probes %u ", aprobe);
}
if (tpb[NDTPA_UCAST_PROBES]) {
__u32 uprobe = rta_getattr_u32(tpb[NDTPA_UCAST_PROBES]);
print_uint(PRINT_ANY, "ucast_probes",
"ucast_probes %u ", uprobe);
}
if (tpb[NDTPA_MCAST_PROBES]) {
__u32 mprobe = rta_getattr_u32(tpb[NDTPA_MCAST_PROBES]);
print_uint(PRINT_ANY, "mcast_probes",
"mcast_probes %u ", mprobe);
}
print_string(PRINT_FP, NULL, "%s ", _SL_);
if (tpb[NDTPA_ANYCAST_DELAY]) {
__u64 anycast_delay = rta_getattr_u64(tpb[NDTPA_ANYCAST_DELAY]);
print_u64(PRINT_ANY, "anycast_delay",
"anycast_delay %llu ", anycast_delay);
}
if (tpb[NDTPA_PROXY_DELAY]) {
__u64 proxy_delay = rta_getattr_u64(tpb[NDTPA_PROXY_DELAY]);
print_u64(PRINT_ANY, "proxy_delay",
"proxy_delay %llu ", proxy_delay);
}
if (tpb[NDTPA_PROXY_QLEN]) {
__u32 pqueue = rta_getattr_u32(tpb[NDTPA_PROXY_QLEN]);
print_uint(PRINT_ANY, "proxy_queue", "proxy_queue %u ", pqueue);
}
if (tpb[NDTPA_LOCKTIME]) {
__u64 locktime = rta_getattr_u64(tpb[NDTPA_LOCKTIME]);
print_u64(PRINT_ANY, "locktime", "locktime %llu ", locktime);
}
print_nl();
}
