| < draft-ietf-spring-sr-yang-13.txt | draft-ietf-spring-sr-yang-14.txt > | |||
|---|---|---|---|---|
| SPRING Working Group S. Litkowski | SPRING Working Group S. Litkowski | |||
| Internet-Draft Orange Business Service | Internet-Draft Cisco Systems | |||
| Intended status: Standards Track Y. Qu | Intended status: Standards Track Y. Qu | |||
| Expires: January 8, 2020 Futurewei | Expires: May 6, 2020 Futurewei | |||
| A. Lindem | A. Lindem | |||
| Cisco | Cisco Systems | |||
| P. Sarkar | P. Sarkar | |||
| Individual | Individual | |||
| J. Tantsura | J. Tantsura | |||
| Apstra | Apstra | |||
| July 7, 2019 | November 3, 2019 | |||
| YANG Data Model for Segment Routing | YANG Data Model for Segment Routing | |||
| draft-ietf-spring-sr-yang-13 | draft-ietf-spring-sr-yang-14 | |||
| Abstract | Abstract | |||
| This document defines a YANG data model ([RFC6020], [RFC7950]) for | This document defines a YANG data model ([RFC6020], [RFC7950]) for | |||
| segment routing ([RFC8402]) configuration and operation. This YANG | segment routing ([RFC8402]) configuration and operation. This YANG | |||
| model is intended to be used on network elements to configure or | model is intended to be used on network elements to configure or | |||
| operate segment routing. This document defines also generic | operate segment routing. This document defines also generic | |||
| containers that SHOULD be reused by IGP protocol modules to support | containers that SHOULD be reused by IGP protocol modules to support | |||
| segment routing. | segment routing. | |||
| skipping to change at page 1, line 42 ¶ | skipping to change at page 1, line 42 ¶ | |||
| 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 January 8, 2020. | This Internet-Draft will expire on May 6, 2020. | |||
| Copyright Notice | Copyright Notice | |||
| Copyright (c) 2019 IETF Trust and the persons identified as the | Copyright (c) 2019 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 37 ¶ | skipping to change at page 2, line 37 ¶ | |||
| 5.1.1.2. Protection . . . . . . . . . . . . . . . . . . . 8 | 5.1.1.2. Protection . . . . . . . . . . . . . . . . . . . 8 | |||
| 6. States . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 | 6. States . . . . . . . . . . . . . . . . . . . . . . . . . . . 8 | |||
| 7. Notifications . . . . . . . . . . . . . . . . . . . . . . . . 8 | 7. Notifications . . . . . . . . . . . . . . . . . . . . . . . . 8 | |||
| 8. YANG Module . . . . . . . . . . . . . . . . . . . . . . . . . 8 | 8. YANG Module . . . . . . . . . . . . . . . . . . . . . . . . . 8 | |||
| 9. Security Considerations . . . . . . . . . . . . . . . . . . . 25 | 9. Security Considerations . . . . . . . . . . . . . . . . . . . 25 | |||
| 10. Acknowledgements . . . . . . . . . . . . . . . . . . . . . . 26 | 10. Acknowledgements . . . . . . . . . . . . . . . . . . . . . . 26 | |||
| 11. IANA Considerations . . . . . . . . . . . . . . . . . . . . . 26 | 11. IANA Considerations . . . . . . . . . . . . . . . . . . . . . 26 | |||
| 12. References . . . . . . . . . . . . . . . . . . . . . . . . . 27 | 12. References . . . . . . . . . . . . . . . . . . . . . . . . . 27 | |||
| 12.1. Normative References . . . . . . . . . . . . . . . . . . 27 | 12.1. Normative References . . . . . . . . . . . . . . . . . . 27 | |||
| 12.2. Informative References . . . . . . . . . . . . . . . . . 28 | 12.2. Informative References . . . . . . . . . . . . . . . . . 28 | |||
| Authors' Addresses . . . . . . . . . . . . . . . . . . . . . . . 28 | Authors' Addresses . . . . . . . . . . . . . . . . . . . . . . . 29 | |||
| 1. Introduction | 1. Introduction | |||
| This document defines a YANG data model for segment routing | This document defines a YANG data model for segment routing | |||
| configuration and operation. This document does not define the IGP | configuration and operation. This document does not define the IGP | |||
| extensions to support segment routing but defines generic groupings | extensions to support segment routing but defines generic groupings | |||
| that SHOULD be reused by IGP extension modules. The reason of this | that SHOULD be reused by IGP extension modules. The reason of this | |||
| design choice is to not require implementations to support all IGP | design choice is to not require implementations to support all IGP | |||
| extensions. For example, an implementation may support IS-IS | extensions. For example, an implementation may support IS-IS | |||
| extension but not OSPF. | extension but not OSPF. | |||
| skipping to change at page 8, line 51 ¶ | skipping to change at page 8, line 51 ¶ | |||
| advertised index fall outside the range of SRGBs configured for | advertised index fall outside the range of SRGBs configured for | |||
| the network device. | the network device. | |||
| 8. YANG Module | 8. YANG Module | |||
| The following RFCs and drafts are not referenced in the document text | The following RFCs and drafts are not referenced in the document text | |||
| but are referenced in the ietf-segment-rouuting-common.yang and/or | but are referenced in the ietf-segment-rouuting-common.yang and/or | |||
| ietf-segment-routing.yang module: [RFC6991], [RFC8294], [RFC8476], | ietf-segment-routing.yang module: [RFC6991], [RFC8294], [RFC8476], | |||
| and [RFC8491]. | and [RFC8491]. | |||
| <CODE BEGINS> file "ietf-segment-routing-common@2019-07-06.yang" | <CODE BEGINS> file "ietf-segment-routing-common@2019-11-03.yang" | |||
| module ietf-segment-routing-common { | module ietf-segment-routing-common { | |||
| yang-version 1.1; | yang-version 1.1; | |||
| namespace | namespace | |||
| "urn:ietf:params:xml:ns:yang:ietf-segment-routing-common"; | "urn:ietf:params:xml:ns:yang:ietf-segment-routing-common"; | |||
| prefix sr-cmn; | prefix sr-cmn; | |||
| import ietf-inet-types { | import ietf-inet-types { | |||
| prefix inet; | prefix inet; | |||
| } | } | |||
| organization | organization | |||
| "IETF SPRING - SPRING Working Group"; | "IETF SPRING - SPRING Working Group"; | |||
| contact | contact | |||
| "WG Web: <http://tools.ietf.org/wg/spring/> | "WG Web: <http://tools.ietf.org/wg/spring/> | |||
| WG List: <mailto:spring@ietf.org> | WG List: <mailto:spring@ietf.org> | |||
| Editor: Stephane Litkowski | Editor: Stephane Litkowski | |||
| <mailto:stephane.litkowski@orange.com> | <mailto:slitkows.ietf@gmail.com> | |||
| Editor: Yingzhen Qu | Editor: Yingzhen Qu | |||
| <mailto:yingzhen.qu@futurewei.com> | <mailto:yingzhen.qu@futurewei.com> | |||
| Author: Acee Lindem | Author: Acee Lindem | |||
| <mailto:acee@cisco.com> | <mailto:acee@cisco.com> | |||
| Author: Pushpasis Sarkar | Author: Pushpasis Sarkar | |||
| <mailto:pushpasis.ietf@gmail.com> | <mailto:pushpasis.ietf@gmail.com> | |||
| Author: Jeff Tantsura | Author: Jeff Tantsura | |||
| <jefftant.ietf@gmail.com> | <jefftant.ietf@gmail.com> | |||
| skipping to change at page 10, line 4 ¶ | skipping to change at page 10, line 4 ¶ | |||
| without modification, is permitted pursuant to, and subject | without modification, is permitted pursuant to, and subject | |||
| to the license terms contained in, the Simplified BSD License | to the license terms contained in, the Simplified BSD License | |||
| set forth in Section 4.c of the IETF Trust's Legal Provisions | set forth in Section 4.c of the IETF Trust's Legal Provisions | |||
| Relating to IETF Documents | Relating to IETF Documents | |||
| (http://trustee.ietf.org/license-info). | (http://trustee.ietf.org/license-info). | |||
| This version of this YANG module is part of RFC XXXX; | This version of this YANG module is part of RFC XXXX; | |||
| see the RFC itself for full legal notices."; | see the RFC itself for full legal notices."; | |||
| reference "RFC XXXX"; | reference "RFC XXXX"; | |||
| revision 2019-07-06 { | revision 2019-11-03 { | |||
| description | description | |||
| "Initial version"; | "Initial version"; | |||
| reference "RFC XXXX: YANG Data Model for Segment Routing."; | reference "RFC XXXX: YANG Data Model for Segment Routing."; | |||
| } | } | |||
| feature sid-last-hop-behavior { | feature sid-last-hop-behavior { | |||
| description | description | |||
| "Configurable last hop behavior."; | "Configurable last hop behavior."; | |||
| } | } | |||
| skipping to change at page 11, line 14 ¶ | skipping to change at page 11, line 14 ¶ | |||
| grouping srlr { | grouping srlr { | |||
| description | description | |||
| "Grouping for SR Label Range configuration."; | "Grouping for SR Label Range configuration."; | |||
| leaf lower-bound { | leaf lower-bound { | |||
| type uint32; | type uint32; | |||
| description | description | |||
| "Lower value in the label range."; | "Lower value in the label range."; | |||
| } | } | |||
| leaf upper-bound { | leaf upper-bound { | |||
| type uint32; | type uint32; | |||
| must "../lower-bound < ../upper-bound" { | ||||
| error-message | ||||
| "The upper-bound must be larger than the lower-bound."; | ||||
| description | ||||
| "The value MUST be greater than 'lower-bound'."; | ||||
| } | ||||
| description | description | |||
| "Upper value in the label range."; | "Upper value in the label range."; | |||
| } | } | |||
| } | } | |||
| grouping srgb { | grouping srgb { | |||
| description | description | |||
| "Grouping for SR Global Label range."; | "Grouping for SR Global Label range."; | |||
| list srgb { | list srgb { | |||
| key "lower-bound upper-bound"; | key "lower-bound upper-bound"; | |||
| skipping to change at page 14, line 30 ¶ | skipping to change at page 14, line 36 ¶ | |||
| leaf algorithm { | leaf algorithm { | |||
| type identityref { | type identityref { | |||
| base prefix-sid-algorithm; | base prefix-sid-algorithm; | |||
| } | } | |||
| description | description | |||
| "Prefix-sid algorithm."; | "Prefix-sid algorithm."; | |||
| } | } | |||
| } | } | |||
| } | } | |||
| <CODE ENDS> | <CODE ENDS> | |||
| <CODE BEGINS> file "ietf-segment-routing@2019-07-06.yang" | <CODE BEGINS> file "ietf-segment-routing@2019-11-03.yang" | |||
| module ietf-segment-routing { | module ietf-segment-routing { | |||
| yang-version 1.1; | yang-version 1.1; | |||
| namespace "urn:ietf:params:xml:ns:yang:ietf-segment-routing"; | namespace "urn:ietf:params:xml:ns:yang:ietf-segment-routing"; | |||
| prefix sr; | prefix sr; | |||
| import ietf-inet-types { | import ietf-inet-types { | |||
| prefix inet; | prefix inet; | |||
| } | } | |||
| import ietf-routing { | import ietf-routing { | |||
| prefix rt; | prefix rt; | |||
| skipping to change at page 15, line 4 ¶ | skipping to change at page 15, line 9 ¶ | |||
| } | } | |||
| import ietf-interfaces { | import ietf-interfaces { | |||
| prefix if; | prefix if; | |||
| } | } | |||
| import ietf-routing-types { | import ietf-routing-types { | |||
| prefix rt-types; | prefix rt-types; | |||
| } | } | |||
| import ietf-segment-routing-common { | import ietf-segment-routing-common { | |||
| prefix sr-cmn; | prefix sr-cmn; | |||
| } | } | |||
| organization | organization | |||
| "IETF SPRING - SPRING Working Group"; | "IETF SPRING - SPRING Working Group"; | |||
| contact | contact | |||
| "WG Web: <http://tools.ietf.org/wg/spring/> | "WG Web: <http://tools.ietf.org/wg/spring/> | |||
| WG List: <mailto:spring@ietf.org> | WG List: <mailto:spring@ietf.org> | |||
| Editor: Stephane Litkowski | Editor: Stephane Litkowski | |||
| <mailto:stephane.litkowski@orange.com> | <mailto:slitkows.ietf@gmail.com> | |||
| Editor: Yingzhen Qu | Editor: Yingzhen Qu | |||
| <mailto:yingzhen.qu@futurewei.com> | <mailto:yingzhen.qu@futurewei.com> | |||
| Author: Acee Lindem | Author: Acee Lindem | |||
| <mailto:acee@cisco.com> | <mailto:acee@cisco.com> | |||
| Author: Pushpasis Sarkar | Author: Pushpasis Sarkar | |||
| <mailto:pushpasis.ietf@gmail.com> | <mailto:pushpasis.ietf@gmail.com> | |||
| Author: Jeff Tantsura | Author: Jeff Tantsura | |||
| <jefftant.ietf@gmail.com> | <jefftant.ietf@gmail.com> | |||
| skipping to change at page 15, line 43 ¶ | skipping to change at page 15, line 49 ¶ | |||
| to the license terms contained in, the Simplified BSD License | to the license terms contained in, the Simplified BSD License | |||
| set forth in Section 4.c of the IETF Trust's Legal Provisions | set forth in Section 4.c of the IETF Trust's Legal Provisions | |||
| Relating to IETF Documents | Relating to IETF Documents | |||
| (http://trustee.ietf.org/license-info). | (http://trustee.ietf.org/license-info). | |||
| This version of this YANG module is part of RFC XXXX; | This version of this YANG module is part of RFC XXXX; | |||
| see the RFC itself for full legal notices."; | see the RFC itself for full legal notices."; | |||
| reference "RFC XXXX"; | reference "RFC XXXX"; | |||
| revision 2019-07-06 { | revision 2019-11-03 { | |||
| description | description | |||
| "Initial Version"; | "Initial Version"; | |||
| reference "RFC XXXX: YANG Data Model for Segment Routing."; | reference "RFC XXXX: YANG Data Model for Segment Routing."; | |||
| } | } | |||
| feature mapping-server { | feature mapping-server { | |||
| description | description | |||
| "Support for Segment Routing Mapping Server (SRMS)."; | "Support for Segment Routing Mapping Server (SRMS)."; | |||
| } | } | |||
| feature protocol-srgb { | feature protocol-srgb { | |||
| description | description | |||
| "Support for per-protocol Segment Routing Global Block | "Support for per-protocol Segment Routing Global Block | |||
| (SRGB) configuration."; | (SRGB) configuration."; | |||
| } | } | |||
| feature max-sid-depth { | feature max-sid-depth { | |||
| description | description | |||
| "Support for signaling MSD (Maximum SID Depth) in IGP."; | "Support for signaling MSD (Maximum SID Depth) in IGP."; | |||
| } | } | |||
| skipping to change at page 28, line 48 ¶ | skipping to change at page 29, line 8 ¶ | |||
| 12.2. Informative References | 12.2. Informative References | |||
| [RFC8340] Bjorklund, M. and L. Berger, Ed., "YANG Tree Diagrams", | [RFC8340] Bjorklund, M. and L. Berger, Ed., "YANG Tree Diagrams", | |||
| BCP 215, RFC 8340, DOI 10.17487/RFC8340, March 2018, | BCP 215, RFC 8340, DOI 10.17487/RFC8340, March 2018, | |||
| <https://www.rfc-editor.org/info/rfc8340>. | <https://www.rfc-editor.org/info/rfc8340>. | |||
| Authors' Addresses | Authors' Addresses | |||
| Stephane Litkowski | Stephane Litkowski | |||
| Orange Business Service | Cisco Systems | |||
| Email: slitkows.ietf@gmail.com | ||||
| Email: stephane.litkowski@orange.com | ||||
| Yingzhen Qu | Yingzhen Qu | |||
| Futurewei | Futurewei | |||
| Email: yingzhen.qu@futurewei.com | Email: yingzhen.qu@futurewei.com | |||
| Acee Lindem | Acee Lindem | |||
| Cisco | Cisco Systems | |||
| 301 Mindenhall Way | 301 Mindenhall Way | |||
| Cary, NC 27513 | Cary, NC 27513 | |||
| US | US | |||
| Email: acee@cisco.com | Email: acee@cisco.com | |||
| Pushpasis Sarkar | Pushpasis Sarkar | |||
| Individual | Individual | |||
| Email: pushpasis.ietf@gmail.com | Email: pushpasis.ietf@gmail.com | |||
| End of changes. 20 change blocks. | ||||
| 16 lines changed or deleted | 26 lines changed or added | |||
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