Web Linking
draft-nottingham-rfc5988bis-07

Document Type Active Internet-Draft (individual in art area)
Last updated 2017-07-21 (latest revision 2017-07-18)
Stream IETF
Intended RFC status Proposed Standard
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Stream WG state (None)
Document shepherd Barry Leiba
Shepherd write-up Show (last changed 2017-05-02)
IESG IESG state IESG Evaluation
Consensus Boilerplate Yes
Telechat date On agenda of 2017-08-03 IESG telechat
Needs 9 more YES or NO OBJECTION positions to pass.
Responsible AD Alexey Melnikov
Send notices to (None)
IANA IANA review state Version Changed - Review Needed
IANA action state None
Network Working Group                                      M. Nottingham
Internet-Draft                                             July 18, 2017
Obsoletes: 5988 (if approved)
Intended status: Standards Track
Expires: January 19, 2018

                              Web Linking
                     draft-nottingham-rfc5988bis-07

Abstract

   This specification defines a model for the relationships between
   resources on the Web ("links") and the type of those relationships
   ("link relation types").

   It also defines the serialisation of such links in HTTP headers with
   the Link header field.

Note to Readers

   This is a work-in-progress to revise RFC5988.

   The issues list can be found at https://github.com/mnot/I-D/labels/
   rfc5988bis .

   The most recent (often, unpublished) draft is at
   https://mnot.github.io/I-D/rfc5988bis/ .

   Recent changes are listed at https://github.com/mnot/I-D/commits/gh-
   pages/rfc5988bis .

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
   Task Force (IETF).  Note that other groups may also distribute
   working documents as Internet-Drafts.  The list of current Internet-
   Drafts is at http://datatracker.ietf.org/drafts/current/.

   Internet-Drafts are draft documents valid for a maximum of six months
   and may be updated, replaced, or obsoleted by other documents at any
   time.  It is inappropriate to use Internet-Drafts as reference
   material or to cite them other than as "work in progress."

   This Internet-Draft will expire on January 19, 2018.

Nottingham              Expires January 19, 2018                [Page 1]
Internet-Draft                 Web Linking                     July 2017

Copyright Notice

   Copyright (c) 2017 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
   the Trust Legal Provisions and are provided without warranty as
   described in the Simplified BSD License.

   This document may contain material from IETF Documents or IETF
   Contributions published or made publicly available before November
   10, 2008.  The person(s) controlling the copyright in some of this
   material may not have granted the IETF Trust the right to allow
   modifications of such material outside the IETF Standards Process.
   Without obtaining an adequate license from the person(s) controlling
   the copyright in such materials, this document may not be modified
   outside the IETF Standards Process, and derivative works of it may
   not be created outside the IETF Standards Process, except to format
   it for publication as an RFC or to translate it into languages other
   than English.

Table of Contents

   1.  Introduction  . . . . . . . . . . . . . . . . . . . . . . . .   3
     1.1.  Notational Conventions  . . . . . . . . . . . . . . . . .   3
     1.2.  Conformance and Error Handling  . . . . . . . . . . . . .   4
   2.  Links . . . . . . . . . . . . . . . . . . . . . . . . . . . .   4
     2.1.  Link Relation Types . . . . . . . . . . . . . . . . . . .   5
       2.1.1.  Registered Relation Types . . . . . . . . . . . . . .   5
       2.1.2.  Extension Relation Types  . . . . . . . . . . . . . .   7
     2.2.  Target Attributes . . . . . . . . . . . . . . . . . . . .   8
   3.  Link Serialisation in HTTP Headers  . . . . . . . . . . . . .   8
     3.1.  Link Target . . . . . . . . . . . . . . . . . . . . . . .   9
     3.2.  Link Context  . . . . . . . . . . . . . . . . . . . . . .   9
     3.3.  Relation Type . . . . . . . . . . . . . . . . . . . . . .  10
     3.4.  Target Attributes . . . . . . . . . . . . . . . . . . . .  10
       3.4.1.  Serialisation-Defined Attributes  . . . . . . . . . .  10
       3.4.2.  Extension Attributes  . . . . . . . . . . . . . . . .  12
     3.5.  Link Header Field Examples  . . . . . . . . . . . . . . .  12
   4.  IANA Considerations . . . . . . . . . . . . . . . . . . . . .  13
     4.1.  Link HTTP Header Field Registration . . . . . . . . . . .  13
     4.2.  Link Relation Type Registry . . . . . . . . . . . . . . .  13

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