module ietf-te-mpls {
yang-version 1.1;
namespace
"urn:ietf:params:xml:ns:yang:ietf-te-mpls";
prefix te-mpls;
import ietf-te {
prefix te;
reference
"draft-ietf-teas-yang-te: A YANG Data Model for Traffic
Engineering Tunnels and Interfaces";
}
import ietf-te-device {
prefix te-dev;
reference
"draft-ietf-teas-yang-te: A YANG Data Model for Traffic
Engineering Tunnels and Interfaces";
}
import ietf-te-packet-types {
prefix te-packet-types;
reference
"draft-ietf-teas-yang-te-types: A YANG Data Model for
Common Traffic Engineering Types";
}
import ietf-te-types {
prefix te-types;
reference
"draft-ietf-teas-yang-te-types: A YANG Data Model for
Common Traffic Engineering Types";
}
import ietf-routing-types {
prefix rt-types;
reference
"RFC8294: Common YANG Data Types for the Routing Area";
}
import ietf-mpls-static {
prefix mpls-static;
reference
"draft-ietf-mpls-static-yang: A YANG Data Model
for MPLS Static LSPs";
}
import ietf-inet-types {
prefix inet;
reference
"RFC6991: Common YANG Data Types";
}
organization
"IETF Traffic Engineering Architecture and Signaling (TEAS)
Working Group";
contact
"WG Web: <http://tools.ietf.org/wg/teas/>
WG List: <mailto:teas@ietf.org>
Editor: Tarek Saad
<mailto:tsaad@cisco.com>
Editor: Rakesh Gandhi
<mailto:rgandhi@cisco.com>
Editor: Vishnu Pavan Beeram
<mailto:vbeeram@juniper.net>
Editor: Xufeng Liu
<mailto: xufeng.liu.ietf@gmail.com>
Editor: Igor Bryskin
<mailto:i_bryskin@yahoo.com>";
description
"YANG data module for MPLS TE configurations,
state, RPC and notifications. The model fully conforms to
the Network Management Datastore Architecture (NMDA).
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
(https://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 "2020-03-09" {
description
"Latest update to MPLS TE YANG module.";
reference
"RFCXXXX: A YANG Data Model for MPLS-TE Tunnels and LSP(s)";
}
identity tunnel-action-resetup {
base te:tunnel-actions-type;
description
"Resetup tunnel action type";
}
grouping tunnel-igp-shortcut-config {
description
"TE tunnel IGP shortcut configs";
leaf shortcut-eligible {
type boolean;
default "true";
description
"Whether this LSP is considered to be eligible for us as a
shortcut in the IGP. In the case that this leaf is set to
true, the IGP SPF calculation uses the metric specified to
determine whether traffic should be carried over this LSP";
}
leaf metric-type {
type identityref {
base te-types:lsp-metric-type;
}
default
'lsp-metric-inherited';
description
"The type of metric specification that should be used to set
the LSP(s) metric";
}
leaf metric {
type int32;
description
"The value of the metric that should be specified. The value
supplied in this leaf is used in conjunction with the metric
type to determine the value of the metric used by the system.
Where the metric-type is set to lsp-metric-absolute - the
value of this leaf is used directly; where it is set to
lsp-metric-relative, the relevant (positive or negative)
offset is used to formulate the metric; where metric-type
is lsp-metric-inherited, the value of this leaf is not
utilized";
}
leaf-list routing-afs {
type inet:ip-version;
description "Address families";
}
} // grouping tunnel-igp-shortcut-config
grouping tunnel-igp-shortcuts {
description
"TE tunnel IGP shortcut grouping";
container tunnel-igp-shortcut {
description
"Tunnel IGP shortcut properties";
uses tunnel-igp-shortcut-config;
} // container tunnel-igp-shortcut
} // grouping tunnel-igp-shortcuts
grouping tunnel-forwarding-adjacency-configs {
description
"Tunnel forwarding adjacency grouping";
leaf binding-label {
type rt-types:mpls-label;
description
"MPLS tunnel binding label";
}
leaf load-share {
type uint32 {
range "1..4294967295";
}
description
"ECMP tunnel forwarding
load-share factor.";
}
leaf policy-class {
type uint8 {
range "1..7";
}
description
"The class associated with this tunnel";
}
} // grouping tunnel-forwarding-adjacency-configs
grouping tunnel-forwarding-adjacency {
description
"Properties for using tunnel in forwarding.";
container forwarding {
description
"Tunnel forwarding properties container";
uses tunnel-forwarding-adjacency-configs;
} // container forwarding
} // grouping tunnel-forwarding-adjacency
grouping te-lsp-auto-bandwidth-config {
description
"Configuration parameters related to autobandwidth";
leaf enabled {
type boolean;
default 'false';
description
"Enables MPLS auto-bandwidth on the
LSP";
}
leaf min-bw {
type te-packet-types:bandwidth-kbps;
description
"set the minimum bandwidth in Kbps for an
auto-bandwidth LSP";
}
leaf max-bw {
type te-packet-types:bandwidth-kbps;
description
"set the maximum bandwidth in Kbps for an
auto-bandwidth LSP";
}
leaf adjust-interval {
type uint32;
description
"time in seconds between adjustments to
LSP bandwidth";
}
leaf adjust-threshold {
type rt-types:percentage;
description
"percentage difference between the LSP's
specified bandwidth and its current bandwidth
allocation -- if the difference is greater than the
specified percentage, auto-bandwidth adjustment is
triggered";
}
} // grouping te-lsp-auto-bandwidth-config
grouping te-lsp-overflow-config {
description
"configuration for MPLS LSP bandwidth
overflow adjustment";
leaf enabled {
type boolean;
default 'false';
description
"Enables MPLS LSP bandwidth overflow
adjustment on the LSP";
}
leaf overflow-threshold {
type rt-types:percentage;
description
"bandwidth percentage change to trigger
an overflow event";
}
leaf trigger-event-count {
type uint16;
description
"number of consecutive overflow sample
events needed to trigger an overflow adjustment";
}
} // grouping te-lsp-overflow-config
grouping te-lsp-underflow-config {
description
"configuration for MPLS LSP bandwidth
underflow adjustment";
leaf enabled {
type boolean;
default 'false';
description
"enables bandwidth underflow
adjustment on the LSP";
}
leaf underflow-threshold {
type rt-types:percentage;
description
"bandwidth percentage change to trigger
and underflow event";
}
leaf trigger-event-count {
type uint16;
description
"number of consecutive underflow sample
events needed to trigger an underflow adjustment";
}
} // grouping te-lsp-underflow-config
grouping te-tunnel-bandwidth-config {
description
"Configuration parameters related to bandwidth for a tunnel";
leaf specification-type {
type te-packet-types:te-bandwidth-requested-type;
default 'specified';
description
"The method used for setting the bandwidth, either explicitly
specified or configured";
}
leaf set-bandwidth {
when
"../specification-type = 'specified'" {
description
"The bandwidth value when bandwidth is explicitly
specified";
}
type te-packet-types:bandwidth-kbps;
description
"set bandwidth explicitly, e.g., using
offline calculation";
}
leaf class-type {
type te-types:te-ds-class;
description
"The Class-Type of traffic transported by the LSP.";
reference
"RFC4124: section-4.3.1";
}
} // grouping te-tunnel-bandwidth-config
grouping te-tunnel-bandwidth-state {
description
"Operational state parameters relating to bandwidth for a tunnel";
leaf signaled-bandwidth {
type te-packet-types:bandwidth-kbps;
description
"The currently signaled bandwidth of the LSP. In the case where
the bandwidth is specified explicitly, then this will match the
value of the set-bandwidth leaf; in cases where the bandwidth is
dynamically computed by the system, the current value of the
bandwidth should be reflected.";
}
} // grouping te-tunnel-bandwidth-state
grouping tunnel-bandwidth_top {
description
"Top level grouping for specifying bandwidth for a tunnel";
container bandwidth-mpls {
description
"Bandwidth configuration for TE LSPs";
uses te-tunnel-bandwidth-config;
container state {
config false;
description
"State parameters related to bandwidth
configuration of TE tunnels";
uses te-tunnel-bandwidth-state;
} // container state
container auto-bandwidth {
when
"../specification-type = 'auto'" {
description
"Include this container for auto bandwidth
specific configuration";
}
description
"Parameters related to auto-bandwidth";
uses te-lsp-auto-bandwidth-config;
container overflow {
description
"configuration of MPLS overflow bandwidth
adjustment for the LSP";
uses te-lsp-overflow-config;
} // container overflow
container underflow {
description
"configuration of MPLS underflow bandwidth
adjustment for the LSP";
uses te-lsp-underflow-config;
} // container underflow
} // container auto-bandwidth
} // container bandwidth-mpls
} // grouping tunnel-bandwidth_top
grouping te-path-bandwidth_top {
description
"Top level grouping for specifying bandwidth for a TE path";
container bandwidth {
description
"Bandwidth configuration for TE LSPs";
uses te-tunnel-bandwidth-config;
container state {
config false;
description
"State parameters related to bandwidth
configuration of TE tunnels";
uses te-tunnel-bandwidth-state;
} // container state
} // container bandwidth
} // grouping te-path-bandwidth_top
augment /te:te/te-dev:performance-thresholds {
description
"Performance parameters configurable thresholds";
uses te-packet-types:performance-metrics-throttle-container-packet;
}
augment /te:te/te:tunnels/te:tunnel {
description
"MPLS TE tunnel config augmentations";
uses tunnel-igp-shortcuts;
uses tunnel-forwarding-adjacency;
uses tunnel-bandwidth_top;
}
augment /te:te/te:tunnels/te:tunnel/te:primary-paths/te:primary-path {
when
"/te:te/te:tunnels/te:tunnel"
+ "/te:primary-paths/te:primary-path"
+ "/te:signaling-type = 'te-types:path-setup-static'" {
description
"When the path is statically provisioned";
}
description "MPLS TE LSP augmentation";
leaf static-lsp-name {
type mpls-static:static-lsp-ref;
description "Static LSP name";
}
}
augment /te:te/te:tunnels/te:tunnel/te:secondary-paths/te:secondary-path {
when
"/te:te/te:tunnels/te:tunnel"
+ "/te:secondary-paths/te:secondary-path/"
+ "te:signaling-type = 'te-types:path-setup-static'" {
description
"When the path is statically provisioned";
}
description "MPLS TE LSP augmentation";
leaf static-lsp-name {
type mpls-static:static-lsp-ref;
description "Static LSP name";
}
}
augment /te:te/te:globals/te:named-path-constraints/te:named-path-constraint {
description "foo";
uses te-path-bandwidth_top;
}
augment /te:te/te:tunnels/te:tunnel/te:primary-paths/te:primary-path/te:lsps/te:lsp {
description
"MPLS TE generic data augmentation pertaining to specific TE
LSP";
uses te-packet-types:performance-metrics-attributes-packet;
}
} // module ietf-te-mpls
