Identifying HTTP Exchanges with URIs
draft-thomson-http-hx-uri-00

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HTTPbis                                                       M. Thomson
Internet-Draft                                                   Mozilla
Intended status: Experimental                             March 05, 2019
Expires: September 6, 2019

                  Identifying HTTP Exchanges with URIs
                      draft-thomson-http-hx-uri-00

Abstract

   URI schemes are defined that enable identification of HTTP exchanges,
   or parts of those exchanges.

Status of This Memo

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   provisions of BCP 78 and BCP 79.

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   This Internet-Draft will expire on September 6, 2019.

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   Copyright (c) 2019 IETF Trust and the persons identified as the
   document authors.  All rights reserved.

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Thomson                 Expires September 6, 2019               [Page 1]
Internet-Draft             HTTP Exchange URIs                 March 2019

Table of Contents

   1.  Introduction  . . . . . . . . . . . . . . . . . . . . . . . .   3
     1.1.  Example . . . . . . . . . . . . . . . . . . . . . . . . .   3
     1.2.  Conventions and Definitions . . . . . . . . . . . . . . .   4
     1.3.  Terminology . . . . . . . . . . . . . . . . . . . . . . .   4
   2.  Overview  . . . . . . . . . . . . . . . . . . . . . . . . . .   4
   3.  Authority . . . . . . . . . . . . . . . . . . . . . . . . . .   5
   4.  Identifying an Exchange . . . . . . . . . . . . . . . . . . .   6
     4.1.  Identifying HTTP/1.1 Exchanges  . . . . . . . . . . . . .   6
     4.2.  Identifying HTTP/2 Exchanges  . . . . . . . . . . . . . .   6
     4.3.  Identifiers HTTP/3 Exchanges (#exchange3} . . . . . . . .   7
     4.4.  Identifying Server Pushes . . . . . . . . . . . . . . . .   7
   5.  Targets . . . . . . . . . . . . . . . . . . . . . . . . . . .   7
     5.1.  Identifying a Request . . . . . . . . . . . . . . . . . .   7
     5.2.  Identifying a Response  . . . . . . . . . . . . . . . . .   8
     5.3.  Redirections  . . . . . . . . . . . . . . . . . . . . . .   8
   6.  Identifying Request or Response Components  . . . . . . . . .   8
     6.1.  Identifying the Request Method  . . . . . . . . . . . . .   8
     6.2.  Identifying the Effective Request URI . . . . . . . . . .   8
     6.3.  Identifying the Response Status . . . . . . . . . . . . .   8
     6.4.  Identifying the Message Body  . . . . . . . . . . . . . .   8
     6.5.  Informational (1xx) Responses . . . . . . . . . . . . . .   9
     6.6.  Identifying a Message Header  . . . . . . . . . . . . . .   9
     6.7.  Identifying a Message Trailer . . . . . . . . . . . . . .  10
     6.8.  Identifying Header Field Values . . . . . . . . . . . . .  10
   7.  Conditions  . . . . . . . . . . . . . . . . . . . . . . . . .  10
     7.1.  Condition Processing Model  . . . . . . . . . . . . . . .  11
     7.2.  Percent-Encoding of Condition Values  . . . . . . . . . .  11
     7.3.  Status Condition  . . . . . . . . . . . . . . . . . . . .  11
     7.4.  Header Field Value Condition  . . . . . . . . . . . . . .  12
     7.5.  Response Content Type Condition . . . . . . . . . . . . .  13
     7.6.  Link Relation Condition . . . . . . . . . . . . . . . . .  13
   8.  hx URI Grammar  . . . . . . . . . . . . . . . . . . . . . . .  14
   9.  hxr URI Grammar . . . . . . . . . . . . . . . . . . . . . . .  14
   10. Security Considerations . . . . . . . . . . . . . . . . . . .  15
   11. IANA Considerations . . . . . . . . . . . . . . . . . . . . .  15
     11.1.  hx URI scheme Registration . . . . . . . . . . . . . . .  15
     11.2.  hxr URI scheme Registration  . . . . . . . . . . . . . .  16
     11.3.  TLS Exporter Registration  . . . . . . . . . . . . . . .  16
     11.4.  hx and hxr URI Scheme Registries . . . . . . . . . . . .  16
   12. References  . . . . . . . . . . . . . . . . . . . . . . . . .  16
     12.1.  Normative References . . . . . . . . . . . . . . . . . .  16
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