+// SPDX-License-Identifier: ISC
/* $OpenBSD$ */
/*
* Copyright (c) 2009 Michele Marchetto <michele@openbsd.org>
- *
- * Permission to use, copy, modify, and distribute this software for any
- * purpose with or without fee is hereby granted, provided that the above
- * copyright notice and this permission notice appear in all copies.
- *
- * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
- * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
- * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR
- * ANY SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN
- * ACTION OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF
- * OR IN CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
*/
#include <zebra.h>
tcp->nbr->stats.notif_sent++;
}
+ /* update SNMP session counters */
+ switch (nm->status_code) {
+ case S_NO_HELLO:
+ leconf->stats.session_rejects_hello++;
+ break;
+ case S_BAD_LDP_ID:
+ leconf->stats.bad_ldp_id++;
+ break;
+ case S_BAD_PDU_LEN:
+ leconf->stats.bad_pdu_len++;
+ break;
+ case S_BAD_MSG_LEN:
+ leconf->stats.bad_msg_len++;
+ break;
+ case S_BAD_TLV_LEN:
+ leconf->stats.bad_tlv_len++;
+ break;
+ case S_BAD_TLV_VAL:
+ leconf->stats.malformed_tlv++;
+ break;
+ case S_KEEPALIVE_TMR:
+ leconf->stats.keepalive_timer_exp++;
+ break;
+ case S_SHUTDOWN:
+ leconf->stats.shutdown_send_notify++;
+ break;
+ default:
+ break;
+ }
+
evbuf_enqueue(&tcp->wbuf, buf);
}
if (len < STATUS_SIZE) {
session_shutdown(nbr, S_BAD_MSG_LEN, msg.id, msg.type);
+ leconf->stats.bad_msg_len++;
return (-1);
}
memcpy(&st, buf, sizeof(st));
if (ntohs(st.length) > STATUS_SIZE - TLV_HDR_SIZE ||
ntohs(st.length) > len - TLV_HDR_SIZE) {
session_shutdown(nbr, S_BAD_TLV_LEN, msg.id, msg.type);
+ leconf->stats.bad_tlv_len++;
return (-1);
}
buf += STATUS_SIZE;
if (len < sizeof(tlv)) {
session_shutdown(nbr, S_BAD_TLV_LEN, msg.id, msg.type);
+ leconf->stats.bad_tlv_len++;
return (-1);
}
tlv_len = ntohs(tlv.length);
if (tlv_len + TLV_HDR_SIZE > len) {
session_shutdown(nbr, S_BAD_TLV_LEN, msg.id, msg.type);
+ leconf->stats.bad_tlv_len++;
return (-1);
}
buf += TLV_HDR_SIZE;
if (tlen != tlv_len) {
session_shutdown(nbr, S_BAD_TLV_VAL,
msg.id, msg.type);
+ leconf->stats.bad_tlv_len++;
return (-1);
}
nm.flags |= F_NOTIF_FEC;
break;
default:
- if (!(ntohs(tlv.type) & UNKNOWN_FLAG))
+ if (!(ntohs(tlv.type) & UNKNOWN_FLAG)) {
+ nbr->stats.unknown_tlv++;
send_notification_rtlvs(nbr, S_UNKNOWN_TLV,
msg.id, msg.type, tlv_type, tlv_len, buf);
+ }
/* ignore unknown tlv */
break;
}
* initialization, it SHOULD transmit a Shutdown message and
* then close the transport connection".
*/
- if (nbr->state != NBR_STA_OPER && nm.status_code == S_SHUTDOWN)
+ if (nbr->state != NBR_STA_OPER &&
+ nm.status_code == S_SHUTDOWN) {
+ leconf->stats.session_attempts++;
send_notification(nbr->tcp, S_SHUTDOWN,
msg.id, msg.type);
+ }
+ leconf->stats.shutdown_rcv_notify++;
nbr_fsm(nbr, NBR_EVT_CLOSE_SESSION);
return (-1);
}
- /* lde needs to know about a few notification messages */
+ /* lde needs to know about a few notification messages
+ * and update SNMP session counters
+ */
switch (nm.status_code) {
case S_PW_STATUS:
case S_ENDOFLIB:
ldpe_imsg_compose_lde(IMSG_NOTIFICATION, nbr->peerid, 0,
&nm, sizeof(nm));
break;
+ case S_NO_HELLO:
+ leconf->stats.session_rejects_hello++;
+ break;
+ case S_PARM_ADV_MODE:
+ leconf->stats.session_rejects_ad++;
+ break;
+ case S_MAX_PDU_LEN:
+ leconf->stats.session_rejects_max_pdu++;
+ break;
+ case S_PARM_L_RANGE:
+ leconf->stats.session_rejects_lr++;
+ break;
+ case S_BAD_LDP_ID:
+ leconf->stats.bad_ldp_id++;
+ break;
+ case S_BAD_PDU_LEN:
+ leconf->stats.bad_pdu_len++;
+ break;
+ case S_BAD_MSG_LEN:
+ leconf->stats.bad_msg_len++;
+ break;
+ case S_BAD_TLV_LEN:
+ leconf->stats.bad_tlv_len++;
+ break;
+ case S_BAD_TLV_VAL:
+ leconf->stats.malformed_tlv++;
+ break;
+ case S_SHUTDOWN:
+ leconf->stats.shutdown_rcv_notify++;
+ break;
default:
break;
}