RESTCONF Protocol
draft-ietf-netconf-restconf-16

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Document Type Active Internet-Draft (netconf WG)
Last updated 2016-09-19 (latest revision 2016-08-15)
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Network Working Group                                         A. Bierman
Internet-Draft                                                 YumaWorks
Intended status: Standards Track                            M. Bjorklund
Expires: February 16, 2017                                Tail-f Systems
                                                               K. Watsen
                                                        Juniper Networks
                                                         August 15, 2016

                           RESTCONF Protocol
                     draft-ietf-netconf-restconf-16

Abstract

   This document describes an HTTP-based protocol that provides a
   programmatic interface for accessing data defined in YANG, using the
   datastore concepts defined in NETCONF.

Status of This Memo

   This Internet-Draft is submitted in full conformance with the
   provisions of BCP 78 and BCP 79.

   Internet-Drafts are working documents of the Internet Engineering
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   This Internet-Draft will expire on February 16, 2017.

Copyright Notice

   Copyright (c) 2016 IETF Trust and the persons identified as the
   document authors.  All rights reserved.

   This document is subject to BCP 78 and the IETF Trust's Legal
   Provisions Relating to IETF Documents
   (http://trustee.ietf.org/license-info) in effect on the date of
   publication of this document.  Please review these documents
   carefully, as they describe your rights and restrictions with respect
   to this document.  Code Components extracted from this document must
   include Simplified BSD License text as described in Section 4.e of

Bierman, et al.         Expires February 16, 2017               [Page 1]
Internet-Draft                  RESTCONF                     August 2016

   the Trust Legal Provisions and are provided without warranty as
   described in the Simplified BSD License.

Table of Contents

   1.  Introduction  . . . . . . . . . . . . . . . . . . . . . . . .   5
     1.1.  Terminology . . . . . . . . . . . . . . . . . . . . . . .   6
       1.1.1.  NETCONF . . . . . . . . . . . . . . . . . . . . . . .   6
       1.1.2.  HTTP  . . . . . . . . . . . . . . . . . . . . . . . .   6
       1.1.3.  YANG  . . . . . . . . . . . . . . . . . . . . . . . .   7
       1.1.4.  NETCONF Notifications . . . . . . . . . . . . . . . .   7
       1.1.5.  Terms . . . . . . . . . . . . . . . . . . . . . . . .   8
       1.1.6.  URI Template and Examples . . . . . . . . . . . . . .  10
       1.1.7.  Tree Diagrams . . . . . . . . . . . . . . . . . . . .  10
     1.2.  Subset of NETCONF Functionality . . . . . . . . . . . . .  11
     1.3.  Data Model Driven API . . . . . . . . . . . . . . . . . .  12
     1.4.  Coexistence with NETCONF  . . . . . . . . . . . . . . . .  13
     1.5.  RESTCONF Extensibility  . . . . . . . . . . . . . . . . .  14
   2.  Transport Protocol Requirements . . . . . . . . . . . . . . .  15
     2.1.  Integrity and Confidentiality . . . . . . . . . . . . . .  15
     2.2.  HTTPS with X.509v3 Certificates . . . . . . . . . . . . .  15
     2.3.  Certificate Validation  . . . . . . . . . . . . . . . . .  15
     2.4.  Authenticated Server Identity . . . . . . . . . . . . . .  16
     2.5.  Authenticated Client Identity . . . . . . . . . . . . . .  16
   3.  Resources . . . . . . . . . . . . . . . . . . . . . . . . . .  16
     3.1.  Root Resource Discovery . . . . . . . . . . . . . . . . .  17
     3.2.  RESTCONF Media Types  . . . . . . . . . . . . . . . . . .  19
     3.3.  API Resource  . . . . . . . . . . . . . . . . . . . . . .  19
       3.3.1.  {+restconf}/data  . . . . . . . . . . . . . . . . . .  20
       3.3.2.  {+restconf}/operations  . . . . . . . . . . . . . . .  20
       3.3.3.  {+restconf}/yang-library-version  . . . . . . . . . .  21
     3.4.  Datastore Resource  . . . . . . . . . . . . . . . . . . .  21
       3.4.1.  Edit Collision Prevention . . . . . . . . . . . . . .  22
     3.5.  Data Resource . . . . . . . . . . . . . . . . . . . . . .  23
       3.5.1.  Timestamp . . . . . . . . . . . . . . . . . . . . . .  24
       3.5.2.  Entity-Tag  . . . . . . . . . . . . . . . . . . . . .  24
       3.5.3.  Encoding Data Resource Identifiers in the Request URI  24
       3.5.4.  Default Handling  . . . . . . . . . . . . . . . . . .  28
     3.6.  Operation Resource  . . . . . . . . . . . . . . . . . . .  29
       3.6.1.  Encoding Operation Resource Input Parameters  . . . .  30
       3.6.2.  Encoding Operation Resource Output Parameters . . . .  34
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