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ietf-pcep-stats@2018-06-22.yang
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ietf-pcep-stats@2018-06-22.yang
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module ietf-pcep-stats {
yang-version 1.1;
namespace "urn:ietf:params:xml:ns:yang:ietf-pcep-stats";
prefix ps;
import ietf-pcep {
prefix p;
}
import ietf-yang-types {
prefix "yang";
reference "RFC 6991";
}
organization
"IETF PCE (Path Computation Element) Working Group";
contact
"WG Web: <http://tools.ietf.org/wg/pce/>
WG List: <mailto:pce@ietf.org>
Editor: Dhruv Dhody
<mailto:dhruv.ietf@gmail.com>";
description
"The YANG module augments the PCEP yang operational
model with statistics, counters and telemetry data.
Copyright (c) 2018 IETF Trust and the persons identified as
authors of the code. All rights reserved.
Redistribution and use in source and binary forms, with or
without modification, is permitted pursuant to, and subject
to the license terms contained in, the Simplified BSD License
set forth in Section 4.c of the IETF Trust's Legal Provisions
Relating to IETF Documents
(http://trustee.ietf.org/license-info).
This version of this YANG module is part of RFC XXXX; see the
RFC itself for full legal notices.";
revision 2018-06-22 {
description "Initial revision.";
reference
"RFC XXXX: A YANG Data Model for Path Computation
Element Communications Protocol
(PCEP)";
}
/*
* Groupings
*/
grouping pcep-stats{
description
"This grouping defines statistics for PCEP. It is used
for both peer and current session.";
leaf avg-rsp-time{
when "../../p:role = 'pce'" +
"or " +
"../../p:role = 'pcc-and-pce'"
{
description
"Valid for PCEP Peer as PCE";
}
type uint32;
units "milliseconds";
description
"The average response time.
If an average response time has not been
calculated then this leaf has the value zero.";
}
leaf lwm-rsp-time{
when "../../p:role = 'pce'" +
"or " +
"../../p:role = 'pcc-and-pce'"
{
description
"Valid for PCEP Peer as PCE";
}
type uint32;
units "milliseconds";
description
"The smallest (low-water mark) response time seen.
If no responses have been received then this
leaf has the value zero.";
}
leaf hwm-rsp-time{
when "../../p:role = 'pce'" +
"or " +
"../../p:role = 'pcc-and-pce'"
{
description
"Valid for PCEP Peer as PCE";
}
type uint32;
units "milliseconds";
description
"The greatest (high-water mark) response time seen.
If no responses have been received then this object
has the value zero.";
}
leaf num-pcreq-sent{
when "../../p:role = 'pce'" +
"or " +
"../../p:role = 'pcc-and-pce'"
{
description
"Valid for PCEP Peer as PCE";
}
type yang:counter32;
description
"The number of PCReq messages sent.";
}
leaf num-pcreq-rcvd{
when "../../p:role = 'pcc'" +
"or " +
"../../p:role = 'pcc-and-pce'"
{
description
"Valid for PCEP Peer as PCC";
}
type yang:counter32;
description
"The number of PCReq messages received.";
}
leaf num-pcrep-sent{
when "../../p:role = 'pcc'" +
"or " +
"../../p:role = 'pcc-and-pce'"
{
description
"Valid for PCEP Peer as PCC";
}
type yang:counter32;
description
"The number of PCRep messages sent.";
}
leaf num-pcrep-rcvd{
when "../../p:role = 'pce'" +
"or " +
"../../p:role = 'pcc-and-pce'"
{
description
"Valid for PCEP Peer as PCE";
}
type yang:counter32;
description
"The number of PCRep messages received.";
}
leaf num-pcerr-sent{
type yang:counter32;
description
"The number of PCErr messages sent.";
}
leaf num-pcerr-rcvd{
type yang:counter32;
description
"The number of PCErr messages received.";
}
leaf num-pcntf-sent{
type yang:counter32;
description
"The number of PCNtf messages sent.";
}
leaf num-pcntf-rcvd{
type yang:counter32;
description
"The number of PCNtf messages received.";
}
leaf num-keepalive-sent{
type yang:counter32;
description
"The number of Keepalive messages sent.";
}
leaf num-keepalive-rcvd{
type yang:counter32;
description
"The number of Keepalive messages received.";
}
leaf num-unknown-rcvd{
type yang:counter32;
description
"The number of unknown messages received.";
}
leaf num-corrupt-rcvd{
type yang:counter32;
description
"The number of corrupted PCEP message received.";
}
leaf num-req-sent{
when "../../p:role = 'pce'" +
"or " +
"../../p:role = 'pcc-and-pce'"
{
description
"Valid for PCEP Peer as PCE";
}
type yang:counter32;
description
"The number of requests sent. A request corresponds
1:1 with an RP object in a PCReq message. This might
be greater than num-pcreq-sent because multiple
requests can be batched into a single PCReq
message.";
}
leaf num-req-sent-pend-rep{
when "../../p:role = 'pce'" +
"or " +
"../../p:role = 'pcc-and-pce'"
{
description
"Valid for PCEP Peer as PCE";
}
type yang:counter32;
description
"The number of requests that have been sent for
which a response is still pending.";
}
leaf num-req-sent-ero-rcvd{
when "../../p:role = 'pce'" +
"or " +
"../../p:role = 'pcc-and-pce'"
{
description
"Valid for PCEP Peer as PCE";
}
type yang:counter32;
description
"The number of requests that have been sent for
which a response with an ERO object was received.
Such responses indicate that a path was
successfully computed by the peer.";
}
leaf num-req-sent-nopath-rcvd{
when "../../p:role = 'pce'" +
"or " +
"../../p:role = 'pcc-and-pce'"
{
description
"Valid for PCEP Peer as PCE";
}
type yang:counter32;
description
"The number of requests that have been sent for
which a response with a NO-PATH object was
received. Such responses indicate that the peer
could not find a path to satisfy the
request.";
}
leaf num-req-sent-cancel-rcvd{
when "../../p:role = 'pce'" +
"or " +
"../../p:role = 'pcc-and-pce'"
{
description
"Valid for PCEP Peer as PCE";
}
type yang:counter32;
description
"The number of requests that were cancelled with
a PCNtf message.
This might be different than num-pcntf-rcvd because
not all PCNtf messages are used to cancel requests,
and a single PCNtf message can cancel multiple
requests.";
}
leaf num-req-sent-error-rcvd{
when "../../p:role = 'pce'" +
"or " +
"../../p:role = 'pcc-and-pce'"
{
description
"Valid for PCEP Peer as PCE";
}
type yang:counter32;
description
"The number of requests that were rejected with a
PCErr message.
This might be different than num-pcerr-rcvd because
not all PCErr messages are used to reject requests,
and a single PCErr message can reject multiple
requests.";
}
leaf num-req-sent-timeout{
when "../../p:role = 'pce'" +
"or " +
"../../p:role = 'pcc-and-pce'"
{
description
"Valid for PCEP Peer as PCE";
}
type yang:counter32;
description
"The number of requests that have been sent to a peer
and have been abandoned because the peer has taken too
long to respond to them.";
}
leaf num-req-sent-cancel-sent{
when "../../p:role = 'pce'" +
"or " +
"../../p:role = 'pcc-and-pce'"
{
description
"Valid for PCEP Peer as PCE";
}
type yang:counter32;
description
"The number of requests that were sent to the peer and
explicitly cancelled by the local PCEP entity sending
a PCNtf.";
}
leaf num-req-rcvd{
when "../../p:role = 'pcc'" +
"or " +
"../../p:role = 'pcc-and-pce'"
{
description
"Valid for PCEP Peer as PCC";
}
type yang:counter32;
description
"The number of requests received. A request
corresponds 1:1 with an RP object in a PCReq
message.
This might be greater than num-pcreq-rcvd because
multiple requests can be batched into a single
PCReq message.";
}
leaf num-req-rcvd-pend-rep{
when "../../p:role = 'pcc'" +
"or " +
"../../p:role = 'pcc-and-pce'"
{
description
"Valid for PCEP Peer as PCC";
}
type yang:counter32;
description
"The number of requests that have been received for
which a response is still pending.";
}
leaf num-req-rcvd-ero-sent{
when "../../p:role = 'pcc'" +
"or " +
"../../p:role = 'pcc-and-pce'"
{
description
"Valid for PCEP Peer as PCC";
}
type yang:counter32;
description
"The number of requests that have been received for
which a response with an ERO object was sent. Such
responses indicate that a path was successfully
computed by the local PCEP entity.";
}
leaf num-req-rcvd-nopath-sent{
when "../../p:role = 'pcc'" +
"or " +
"../../p:role = 'pcc-and-pce'"
{
description
"Valid for PCEP Peer as PCC";
}
type yang:counter32;
description
"The number of requests that have been received for
which a response with a NO-PATH object was sent. Such
responses indicate that the local PCEP entity could
not find a path to satisfy the request.";
}
leaf num-req-rcvd-cancel-sent{
when "../../p:role = 'pcc'" +
"or " +
"../../p:role = 'pcc-and-pce'"
{
description
"Valid for PCEP Peer as PCC";
}
type yang:counter32;
description
"The number of requests received that were cancelled
by the local PCEP entity sending a PCNtf message.
This might be different than num-pcntf-sent because
not all PCNtf messages are used to cancel requests,
and a single PCNtf message can cancel multiple
requests.";
}
leaf num-req-rcvd-error-sent{
when "../../p:role = 'pcc'" +
"or " +
"../../p:role = 'pcc-and-pce'"
{
description
"Valid for PCEP Peer as PCC";
}
type yang:counter32;
description
"The number of requests received that were cancelled
by the local PCEP entity sending a PCErr message.
This might be different than num-pcerr-sent because
not all PCErr messages are used to cancel requests,
and a single PCErr message can cancel multiple
requests.";
}
leaf num-req-rcvd-cancel-rcvd{
when "../../p:role = 'pcc'" +
"or " +
"../../p:role = 'pcc-and-pce'"
{
description
"Valid for PCEP Peer as PCC";
}
type yang:counter32;
description
"The number of requests that were received from the
peer and explicitly cancelled by the peer sending
a PCNtf.";
}
leaf num-rep-rcvd-unknown{
when "../../p:role = 'pce'" +
"or " +
"../../p:role = 'pcc-and-pce'"
{
description
"Valid for PCEP Peer as PCE";
}
type yang:counter32;
description
"The number of responses to unknown requests
received. A response to an unknown request is a
response whose RP object does not contain the
request ID of any request that is currently
outstanding on the session.";
}
leaf num-req-rcvd-unknown{
when "../../p:role = 'pcc'" +
"or " +
"../../p:role = 'pcc-and-pce'"
{
description
"Valid for PCEP Peer as PCC";
}
type yang:counter32;
description
"The number of unknown requests that have been
received. An unknown request is a request
whose RP object contains a request ID of
zero.";
}
container svec{
if-feature p:svec;
description
"If synchronized path computation is supported";
leaf num-svec-sent{
when "../../../p:role = 'pce'" +
"or " +
"../../../p:role = 'pcc-and-pce'"
{
description
"Valid for PCEP Peer as PCE";
}
type yang:counter32;
description
"The number of SVEC objects sent in PCReq messages.
An SVEC object represents a set of synchronized
requests.";
}
leaf num-svec-req-sent{
when "../../../p:role = 'pce'" +
"or " +
"../../../p:role = 'pcc-and-pce'"
{
description
"Valid for PCEP Peer as PCE";
}
type yang:counter32;
description
"The number of requests sent that appeared in one
or more SVEC objects.";
}
leaf num-svec-rcvd{
when "../../../p:role = 'pcc'" +
"or " +
"../../../p:role = 'pcc-and-pce'"
{
description
"Valid for PCEP Peer as PCC";
}
type yang:counter32;
description
"The number of SVEC objects received in PCReq
messages. An SVEC object represents a set of
synchronized requests.";
}
leaf num-svec-req-rcvd{
when "../../../p:role = 'pcc'" +
"or " +
"../../../p:role = 'pcc-and-pce'"
{
description
"Valid for PCEP Peer as PCC";
}
type yang:counter32;
description
"The number of requests received that appeared
in one or more SVEC objects.";
}
}
container stateful{
if-feature p:stateful;
description
"Stateful PCE related statistics";
leaf num-pcrpt-sent{
when "../../../p:role = 'pce'" +
"or " +
"../../../p:role = 'pcc-and-pce'"
{
description
"Valid for PCEP Peer as PCE";
}
type yang:counter32;
description
"The number of PCRpt messages sent.";
}
leaf num-pcrpt-rcvd{
when "../../../p:role = 'pcc'" +
"or " +
"../../../p:role = 'pcc-and-pce'"
{
description
"Valid for PCEP Peer as PCC";
}
type yang:counter32;
description
"The number of PCRpt messages received.";
}
leaf num-pcupd-sent{
when "../../../p:role = 'pcc'" +
"or " +
"../../../p:role = 'pcc-and-pce'"
{
description
"Valid for PCEP Peer as PCC";
}
type yang:counter32;
description
"The number of PCUpd messages sent.";
}
leaf num-pcupd-rcvd{
when "../../../p:role = 'pce'" +
"or " +
"../../../p:role = 'pcc-and-pce'"
{
description
"Valid for PCEP Peer as PCE";
}
type yang:counter32;
description
"The number of PCUpd messages received.";
}
leaf num-rpt-sent{
when "../../../p:role = 'pce'" +
"or " +
"../../../p:role = 'pcc-and-pce'"
{
description
"Valid for PCEP Peer as PCE";
}
type yang:counter32;
description
"The number of LSP Reports sent. A LSP report
corresponds 1:1 with an LSP object in a PCRpt
message. This might be greater than
num-pcrpt-sent because multiple reports can
be batched into a single PCRpt message.";
}
leaf num-rpt-rcvd{
when "../../../p:role = 'pcc'" +
"or " +
"../../../p:role = 'pcc-and-pce'"
{
description
"Valid for PCEP Peer as PCC";
}
type yang:counter32;
description
"The number of LSP Reports received. A LSP report
corresponds 1:1 with an LSP object in a PCRpt
message.
This might be greater than num-pcrpt-rcvd because
multiple reports can be batched into a single
PCRpt message.";
}
leaf num-rpt-rcvd-error-sent{
when "../../../p:role = 'pcc'" +
"or " +
"../../../p:role = 'pcc-and-pce'"
{
description
"Valid for PCEP Peer as PCC";
}
type yang:counter32;
description
"The number of reports of LSPs received that were
responded by the local PCEP entity by sending a
PCErr message.";
}
leaf num-upd-sent{
when "../../../p:role = 'pcc'" +
"or " +
"../../../p:role = 'pcc-and-pce'"
{
description
"Valid for PCEP Peer as PCC";
}
type yang:counter32;
description
"The number of LSP updates sent. A LSP update
corresponds 1:1 with an LSP object in a PCUpd
message. This might be greater than
num-pcupd-sent because multiple updates can
be batched into a single PCUpd message.";
}
leaf num-upd-rcvd{
when "../../../p:role = 'pce'" +
"or " +
"../../../p:role = 'pcc-and-pce'"
{
description
"Valid for PCEP Peer as PCE";
}
type yang:counter32;
description
"The number of LSP Updates received. A LSP update
corresponds 1:1 with an LSP object in a PCUpd
message.
This might be greater than num-pcupd-rcvd because
multiple updates can be batched into a single
PCUpd message.";
}
leaf num-upd-rcvd-unknown{
when "../../../p:role = 'pce'" +
"or " +
"../../../p:role = 'pcc-and-pce'"
{
description
"Valid for PCEP Peer as PCE";
}
type yang:counter32;
description
"The number of updates to unknown LSPs
received. An update to an unknown LSP is a
update whose LSP object does not contain the
PLSP-ID of any LSP that is currently
present.";
}
leaf num-upd-rcvd-undelegated{
when "../../../p:role = 'pce'" +
"or " +
"../../../p:role = 'pcc-and-pce'"
{
description
"Valid for PCEP Peer as PCE";
}
type yang:counter32;
description
"The number of updates to not delegated LSPs
received. An update to an undelegated LSP is a
update whose LSP object does not contain the
PLSP-ID of any LSP that is currently
delegated to current PCEP session.";
}
leaf num-upd-rcvd-error-sent{
when "../../../p:role = 'pce'" +
"or " +
"../../../p:role = 'pcc-and-pce'"
{
description
"Valid for PCEP Peer as PCE";
}
type yang:counter32;
description
"The number of updates to LSPs received that were
responded by the local PCEP entity by sending a
PCErr message.";
}
container initiation {
if-feature p:pce-initiated;
description
"PCE-Initiated related statistics";
leaf num-pcinitiate-sent{
when "../../../../p:role = 'pcc'" +
"or " +
"../../../../p:role = 'pcc-and-pce'"
{
description
"Valid for PCEP Peer as PCC";
}
type yang:counter32;
description
"The number of PCInitiate messages sent.";
}
leaf num-pcinitiate-rcvd{
when "../../../../p:role = 'pce'" +
"or " +
"../../../../p:role = 'pcc-and-pce'"
{
description
"Valid for PCEP Peer as PCE";
}
type yang:counter32;
description
"The number of PCInitiate messages received.";
}
leaf num-initiate-sent{
when "../../../../p:role = 'pcc'" +
"or " +
"../../../../p:role = 'pcc-and-pce'"
{
description
"Valid for PCEP Peer as PCC";
}
type yang:counter32;
description
"The number of LSP Initiation sent via PCE.
A LSP initiation corresponds 1:1 with an LSP
object in a PCInitiate message. This might be
greater than num-pcinitiate-sent because
multiple initiations can be batched into a
single PCInitiate message.";
}
leaf num-initiate-rcvd{
when "../../../../p:role = 'pce'" +
"or " +
"../../../../p:role = 'pcc-and-pce'"
{
description
"Valid for PCEP Peer as PCE";
}
type yang:counter32;
description
"The number of LSP Initiation received from
PCE. A LSP initiation corresponds 1:1 with
an LSP object in a PCInitiate message. This
might be greater than num-pcinitiate-rcvd
because multiple initiations can be batched
into a single PCInitiate message.";
}
leaf num-initiate-rcvd-error-sent{
when "../../../../p:role = 'pce'" +
"or " +
"../../../../p:role = 'pcc-and-pce'"
{
description
"Valid for PCEP Peer as PCE";
}
type yang:counter32;
description
"The number of initiations of LSPs received
that were responded by the local PCEP entity
by sending a PCErr message.";
}
}
}
container path-key {
when "../../p:role = 'pcc'" +
"or " +
"../../p:role = 'pcc-and-pce'"
{
description
"Valid for PCEP Peer as PCC";
}
if-feature p:path-key;
description
"If Path-Key is supported";
leaf num-unknown-path-key{
type yang:counter32;
description
"The number of attempts to expand an unknown
path-key.";
}
leaf num-exp-path-key{
type yang:counter32;
description
"The number of attempts to expand an expired
path-key.";
}
leaf num-dup-path-key{
type yang:counter32;
description
"The number of duplicate attempts to expand same
path-key.";
}
leaf num-path-key-no-attempt{
type yang:counter32;
description
"The number of expired path-keys with no attempt to
expand it.";
}
}
}//pcep-stats
/*
* Augment modules to add statistics
*/
augment "/p:pcep/p:entity/p:peers/p:peer" {
description
"Augmenting the statistics";
leaf num-sess-setup-ok{
type yang:counter32;
config false;
description
"The number of PCEP sessions successfully
successfully established with the peer,
including any current session. This
counter is incremented each time a
session with this peer is successfully
established.";
}
leaf num-sess-setup-fail{
type yang:counter32;
config false;
description
"The number of PCEP sessions with the peer
that have been attempted but failed
before being fully established. This
counter is incremented each time a
session retry to this peer fails.";
}
container pcep-stats {
config false;
description
"The container for all statistics at peer
level.";
uses pcep-stats{
description
"Since PCEP sessions can be
ephemeral, the peer statistics tracks
a peer even when no PCEP session
currently exists to that peer. The
statistics contained are an aggregate
of the statistics for all successive
sessions to that peer.";
}
leaf num-req-sent-closed{
when "../../p:role = 'pce'" +
"or " +
"../../p:role = 'pcc-and-pce'"
{
description
"Valid for PCEP Peer as PCE";
}
type yang:counter32;
description
"The number of requests that were
sent to the peer and implicitly
cancelled when the session they were
sent over was closed.";
}
leaf num-req-rcvd-closed{
when "../../p:role = 'pcc'" +
"or " +
"../../p:role = 'pcc-and-pce'"
{
description
"Valid for PCEP Peer as PCC";
}
type yang:counter32;
description
"The number of requests that were
received from the peer and
implicitly cancelled when the
session they were received over
was closed.";
}
}//pcep-stats
}//augment
augment "/p:pcep/p:entity/p:peers/p:peer/" +
"p:sessions/p:session" {
description
"Augmenting the statistics";
container pcep-stats {
description
"The container for all statistics
at session level.";
uses pcep-stats{
description
"The statistics contained are
for the current sessions to
that peer. These are lost
when the session goes down.
";
}
}//pcep-stats
}//augment
}//module