< draft-ietf-isis-sr-yang-07.txt   draft-ietf-isis-sr-yang-08.txt >
IS-IS Working Group S. Litkowski IS-IS Working Group S. Litkowski
Internet-Draft Cisco Systems Internet-Draft Cisco Systems
Intended status: Standards Track Y. Qu Intended status: Standards Track Y. Qu
Expires: July 12, 2020 Futurewei Expires: January 13, 2021 Futurewei
P. Sarkar P. Sarkar
Individual Individual
I. Chen I. Chen
The MITRE Corporation The MITRE Corporation
J. Tantsura J. Tantsura
Apstra Apstra
January 9, 2020 July 12, 2020
YANG Data Model for IS-IS Segment Routing YANG Data Model for IS-IS Segment Routing
draft-ietf-isis-sr-yang-07 draft-ietf-isis-sr-yang-08
Abstract Abstract
This document defines a YANG data model that can be used to configure This document defines a YANG data model that can be used to configure
and manage IS-IS Segment Routing. and manage IS-IS Segment Routing.
Status of This Memo Status of This Memo
This Internet-Draft is submitted in full conformance with the This Internet-Draft is submitted in full conformance with the
provisions of BCP 78 and BCP 79. provisions of BCP 78 and BCP 79.
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Internet-Drafts are working documents of the Internet Engineering Internet-Drafts are working documents of the Internet Engineering
Task Force (IETF). Note that other groups may also distribute Task Force (IETF). Note that other groups may also distribute
working documents as Internet-Drafts. The list of current Internet- working documents as Internet-Drafts. The list of current Internet-
Drafts is at https://datatracker.ietf.org/drafts/current/. Drafts is at https://datatracker.ietf.org/drafts/current/.
Internet-Drafts are draft documents valid for a maximum of six months Internet-Drafts are draft documents valid for a maximum of six months
and may be updated, replaced, or obsoleted by other documents at any and may be updated, replaced, or obsoleted by other documents at any
time. It is inappropriate to use Internet-Drafts as reference time. It is inappropriate to use Internet-Drafts as reference
material or to cite them other than as "work in progress." material or to cite them other than as "work in progress."
This Internet-Draft will expire on July 12, 2020. This Internet-Draft will expire on January 13, 2021.
Copyright Notice Copyright Notice
Copyright (c) 2020 IETF Trust and the persons identified as the Copyright (c) 2020 IETF Trust and the persons identified as the
document authors. All rights reserved. document authors. All rights reserved.
This document is subject to BCP 78 and the IETF Trust's Legal This document is subject to BCP 78 and the IETF Trust's Legal
Provisions Relating to IETF Documents Provisions Relating to IETF Documents
(https://trustee.ietf.org/license-info) in effect on the date of (https://trustee.ietf.org/license-info) in effect on the date of
publication of this document. Please review these documents publication of this document. Please review these documents
skipping to change at page 2, line 21 skipping to change at page 2, line 21
1. Overview . . . . . . . . . . . . . . . . . . . . . . . . . . 2 1. Overview . . . . . . . . . . . . . . . . . . . . . . . . . . 2
2. Requirements Language . . . . . . . . . . . . . . . . . . . . 3 2. Requirements Language . . . . . . . . . . . . . . . . . . . . 3
3. Tree Diagrams . . . . . . . . . . . . . . . . . . . . . . . . 3 3. Tree Diagrams . . . . . . . . . . . . . . . . . . . . . . . . 3
4. IS-IS Segment Routing . . . . . . . . . . . . . . . . . . . . 3 4. IS-IS Segment Routing . . . . . . . . . . . . . . . . . . . . 3
5. IS-IS Segment Routing configuration . . . . . . . . . . . . . 6 5. IS-IS Segment Routing configuration . . . . . . . . . . . . . 6
5.1. Segment Routing activation . . . . . . . . . . . . . . . 6 5.1. Segment Routing activation . . . . . . . . . . . . . . . 6
5.2. Advertising mapping server policy . . . . . . . . . . . . 6 5.2. Advertising mapping server policy . . . . . . . . . . . . 6
5.3. IP Fast reroute . . . . . . . . . . . . . . . . . . . . . 6 5.3. IP Fast reroute . . . . . . . . . . . . . . . . . . . . . 6
6. IS-IS Segment Routing YANG Module . . . . . . . . . . . . . . 6 6. IS-IS Segment Routing YANG Module . . . . . . . . . . . . . . 6
7. Security Considerations . . . . . . . . . . . . . . . . . . . 21 7. Security Considerations . . . . . . . . . . . . . . . . . . . 21
8. Contributors . . . . . . . . . . . . . . . . . . . . . . . . 21 8. Contributors . . . . . . . . . . . . . . . . . . . . . . . . 22
9. Acknowledgements . . . . . . . . . . . . . . . . . . . . . . 21 9. Acknowledgements . . . . . . . . . . . . . . . . . . . . . . 22
10. IANA Considerations . . . . . . . . . . . . . . . . . . . . . 22 10. IANA Considerations . . . . . . . . . . . . . . . . . . . . . 22
11. Change log for ietf-isis-sr YANG module . . . . . . . . . . . 22 11. Change log for ietf-isis-sr YANG module . . . . . . . . . . . 22
11.1. From version -03 to version -04 . . . . . . . . . . . . 22 11.1. From version -03 to version -04 . . . . . . . . . . . . 22
11.2. From version -02 to version -03 . . . . . . . . . . . . 22 11.2. From version -02 to version -03 . . . . . . . . . . . . 22
11.3. From isis-sr document version -01 to version -02 . . . . 22 11.3. From isis-sr document version -01 to version -02 . . . . 23
11.4. From isis-sr document version -00 to version -01 . . . . 23 11.4. From isis-sr document version -00 to version -01 . . . . 23
11.5. From isis document version -12 to isis-sr document 11.5. From isis document version -12 to isis-sr document
version -00 . . . . . . . . . . . . . . . . . . . . . . 23 version -00 . . . . . . . . . . . . . . . . . . . . . . 23
11.6. From isis document version -12 to version -13 . . . . . 23 11.6. From isis document version -12 to version -13 . . . . . 23
11.7. From isis document version -09 to version -11 . . . . . 23 11.7. From isis document version -09 to version -11 . . . . . 23
11.8. From isis document version -08 to version -09 . . . . . 23 11.8. From isis document version -08 to version -09 . . . . . 23
11.9. From isis document version -07 to version -08 . . . . . 23 11.9. From isis document version -07 to version -08 . . . . . 23
12. Normative References . . . . . . . . . . . . . . . . . . . . 23 12. Normative References . . . . . . . . . . . . . . . . . . . . 23
Authors' Addresses . . . . . . . . . . . . . . . . . . . . . . . 24 Authors' Addresses . . . . . . . . . . . . . . . . . . . . . . . 25
1. Overview 1. Overview
YANG [RFC6020] [RFC7950] is a data definition language used to define YANG [RFC6020] [RFC7950] is a data definition language used to define
the contents of a conceptual data store that allows networked devices the contents of a conceptual data store that allows networked devices
to be managed using NETCONF [RFC6241]. YANG is proving relevant to be managed using NETCONF [RFC6241]. YANG is proving relevant
beyond its initial confines, as bindings to other interfaces (e.g., beyond its initial confines, as bindings to other interfaces (e.g.,
ReST) and encodings other than XML (e.g., JSON) are being defined. ReST) and encodings other than XML (e.g., JSON) are being defined.
Furthermore, YANG data models can be used as the basis for Furthermore, YANG data models can be used as the basis for
implementation of other interfaces, such as CLI and programmatic implementation of other interfaces, such as CLI and programmatic
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5.3. IP Fast reroute 5.3. IP Fast reroute
IS-IS SR model augments the fast-reroute container under interface. IS-IS SR model augments the fast-reroute container under interface.
It brings the ability to activate TI-LFA (topology independent LFA) It brings the ability to activate TI-LFA (topology independent LFA)
and also enhances remote LFA to use segment-routing tunneling instead and also enhances remote LFA to use segment-routing tunneling instead
of LDP. of LDP.
6. IS-IS Segment Routing YANG Module 6. IS-IS Segment Routing YANG Module
<CODE BEGINS> file "ietf-isis-sr@2020-01-09.yang" <CODE BEGINS> file "ietf-isis-sr@2020-07-12.yang"
module ietf-isis-sr { module ietf-isis-sr {
yang-version 1.1;
namespace "urn:ietf:params:xml:ns:" namespace "urn:ietf:params:xml:ns:"
+ "yang:ietf-isis-sr"; + "yang:ietf-isis-sr";
prefix isis-sr; prefix isis-sr;
import ietf-routing { import ietf-routing {
prefix "rt"; prefix "rt";
reference "RFC 8349 - A YANG Data Model for Routing
Management (NMDA Version)";
} }
import ietf-segment-routing-common { import ietf-segment-routing-common {
prefix "sr-cmn"; prefix "sr-cmn";
} }
import ietf-segment-routing-mpls { import ietf-segment-routing-mpls {
prefix "sr-mpls"; prefix "sr-mpls";
} }
import ietf-isis { import ietf-isis {
prefix "isis"; prefix "isis";
} }
import iana-routing-types { import iana-routing-types {
prefix "iana-rt-types"; prefix "iana-rt-types";
reference "RFC 8294 - Common YANG Data Types for the
Routing Area";
} }
organization organization
"IETF LSR - LSR Working Group"; "IETF LSR - LSR Working Group";
contact contact
"WG List: <mailto:lsr@ietf.org> "WG List: <mailto:lsr@ietf.org>
Editor: Stephane Litkowski Editor: Stephane Litkowski
<mailto:stephane.litkowski@orange.com> <mailto:stephane.litkowski@orange.com>
skipping to change at page 7, line 51 skipping to change at page 8, line 8
<mailto:pushpasis.ietf@gmail.com> <mailto:pushpasis.ietf@gmail.com>
Author: Ing-Wher Chen Author: Ing-Wher Chen
<mailto:ingwherchen@mitre.org> <mailto:ingwherchen@mitre.org>
Author: Jeff Tantsura Author: Jeff Tantsura
<mailto:jefftant.ietf@gmail.com> <mailto:jefftant.ietf@gmail.com>
"; ";
description description
"The YANG module defines a generic configuration model for "The YANG module defines a generic configuration model for
Segment routing ISIS extensions common across all of the vendor Segment routing ISIS extensions common across all of the vendor
implementations implementations.
Copyright (c) 2020 IETF Trust and the persons identified as
authors of the code. All rights reserved.
Redistribution and use in source and binary forms, with or This YANG model conforms to the Network Management
without modification, is permitted pursuant to, and subject Datastore Architecture (NMDA) as described in RFC 8242.
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; Copyright (c) 2020 IETF Trust and the persons identified as
see the RFC itself for full legal notices."; 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
(https://www.rfc-editor.org/info/rfcXXXX); see the RFC itself
for full legal notices.
The key words 'MUST', 'MUST NOT', 'REQUIRED', 'SHALL', 'SHALL
NOT', 'SHOULD', 'SHOULD NOT', 'RECOMMENDED', 'NOT RECOMMENDED',
'MAY', and 'OPTIONAL' in this document are to be interpreted as
described in BCP 14 (RFC 2119) (RFC 8174) when, and only when,
they appear in all capitals, as shown here.
This version of this YANG module is part of RFC XXXX;
see the RFC itself for full legal notices.";
reference "RFC XXXX"; reference "RFC XXXX";
revision 2020-01-09 { revision 2020-07-12 {
description description
"Initial revision."; "Initial revision.";
reference "RFC XXXX"; reference "RFC XXXX";
} }
/* Identities */ /* Identities */
identity sr-capability { identity sr-capability {
description description
"Base identity for ISIS SR-Capabilities sub-TLV flgs"; "Base identity for ISIS SR-Capabilities sub-TLV flgs";
} }
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