draft-fielding-httpbis-http-messaging-00.txt   draft-fielding-httpbis-http-messaging-latest.txt 
Network Working Group R. Fielding, Ed. Network Working Group R. Fielding, Ed.
Internet-Draft Adobe Internet-Draft Adobe
Obsoletes: 7230 (if approved) J. Reschke, Ed. Obsoletes: 7230 (if approved) J. Reschke, Ed.
Intended status: Standards Track greenbytes Intended status: Standards Track greenbytes
Expires: September 6, 2018 March 5, 2018 Expires: September 18, 2018 March 17, 2018
Hypertext Transfer Protocol (HTTP/1.1): Message Syntax and Routing Hypertext Transfer Protocol (HTTP/1.1): Message Syntax and Routing
draft-fielding-httpbis-http-messaging-00 draft-fielding-httpbis-http-messaging-latest
Abstract Abstract
The Hypertext Transfer Protocol (HTTP) is a stateless application- The Hypertext Transfer Protocol (HTTP) is a stateless application-
level protocol for distributed, collaborative, hypertext information level protocol for distributed, collaborative, hypertext information
systems. This document provides an overview of HTTP architecture and systems. This document provides an overview of HTTP architecture and
its associated terminology, defines the "http" and "https" Uniform its associated terminology, defines the "http" and "https" Uniform
Resource Identifier (URI) schemes, defines the HTTP/1.1 message Resource Identifier (URI) schemes, defines the HTTP/1.1 message
syntax and parsing requirements, and describes related security syntax and parsing requirements, and describes related security
concerns for implementations. concerns for implementations.
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item of the HTTP Working Group._ item of the HTTP Working Group._
Discussion of this draft takes place on the HTTP working group Discussion of this draft takes place on the HTTP working group
mailing list (ietf-http-wg@w3.org), which is archived at mailing list (ietf-http-wg@w3.org), which is archived at
<http://lists.w3.org/Archives/Public/ietf-http-wg/>. <http://lists.w3.org/Archives/Public/ietf-http-wg/>.
Errata for RFC 7230 have been collected at <https://www.rfc- Errata for RFC 7230 have been collected at <https://www.rfc-
editor.org/errata_search.php?rfc=7230>, and an additional issues list editor.org/errata_search.php?rfc=7230>, and an additional issues list
lives at <https://github.com/httpwg/http11bis/issues>. lives at <https://github.com/httpwg/http11bis/issues>.
The changes in this draft are summarized in Appendix C.1. The changes in this draft are summarized in Appendix C.2.
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.
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 September 6, 2018. This Internet-Draft will expire on September 18, 2018.
Copyright Notice Copyright Notice
Copyright (c) 2018 IETF Trust and the persons identified as the Copyright (c) 2018 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
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10.2. Informative References . . . . . . . . . . . . . . . . . 72 10.2. Informative References . . . . . . . . . . . . . . . . . 72
Appendix A. HTTP Version History . . . . . . . . . . . . . . . . 75 Appendix A. HTTP Version History . . . . . . . . . . . . . . . . 75
A.1. Changes from HTTP/1.0 . . . . . . . . . . . . . . . . . . 75 A.1. Changes from HTTP/1.0 . . . . . . . . . . . . . . . . . . 75
A.1.1. Multihomed Web Servers . . . . . . . . . . . . . . . 75 A.1.1. Multihomed Web Servers . . . . . . . . . . . . . . . 75
A.1.2. Keep-Alive Connections . . . . . . . . . . . . . . . 76 A.1.2. Keep-Alive Connections . . . . . . . . . . . . . . . 76
A.1.3. Introduction of Transfer-Encoding . . . . . . . . . . 76 A.1.3. Introduction of Transfer-Encoding . . . . . . . . . . 76
A.2. Changes from RFC 7230 . . . . . . . . . . . . . . . . . . 77 A.2. Changes from RFC 7230 . . . . . . . . . . . . . . . . . . 77
Appendix B. Collected ABNF . . . . . . . . . . . . . . . . . . . 77 Appendix B. Collected ABNF . . . . . . . . . . . . . . . . . . . 77
Appendix C. Change Log . . . . . . . . . . . . . . . . . . . . . 79 Appendix C. Change Log . . . . . . . . . . . . . . . . . . . . . 79
C.1. Since RFC 7230 . . . . . . . . . . . . . . . . . . . . . 79 C.1. Since RFC 7230 . . . . . . . . . . . . . . . . . . . . . 79
C.2. Since draft-fielding-httpbis-messaging-00 . . . . . . . . 80
Index . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 80 Index . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 80
Acknowledgments . . . . . . . . . . . . . . . . . . . . . . . . . 84 Acknowledgments . . . . . . . . . . . . . . . . . . . . . . . . . 84
Authors' Addresses . . . . . . . . . . . . . . . . . . . . . . . 84 Authors' Addresses . . . . . . . . . . . . . . . . . . . . . . . 84
1. Introduction 1. Introduction
The Hypertext Transfer Protocol (HTTP) is a stateless application- The Hypertext Transfer Protocol (HTTP) is a stateless application-
level request/response protocol that uses extensible semantics and level request/response protocol that uses extensible semantics and
self-descriptive message payloads for flexible interaction with self-descriptive message payloads for flexible interaction with
network-based hypertext information systems. This document is the network-based hypertext information systems. This document is the
skipping to change at page 70, line 49 skipping to change at page 70, line 49
provided query parameters, as soon as that information is no longer provided query parameters, as soon as that information is no longer
necessary to support operational needs for security, auditing, or necessary to support operational needs for security, auditing, or
fraud control. fraud control.
10. References 10. References
10.1. Normative References 10.1. Normative References
[AUTHFRM] Fielding, R., Ed. and J. Reschke, Ed., "Hypertext Transfer [AUTHFRM] Fielding, R., Ed. and J. Reschke, Ed., "Hypertext Transfer
Protocol (HTTP): Authentication", draft-fielding-httpbis- Protocol (HTTP): Authentication", draft-fielding-httpbis-
http-auth-00 (work in progress), March 2018. http-auth-latest (work in progress), March 2018.
[CACHING] Fielding, R., Ed., Nottingham, M., Ed., and J. Reschke, [CACHING] Fielding, R., Ed., Nottingham, M., Ed., and J. Reschke,
Ed., "Hypertext Transfer Protocol (HTTP): Caching", draft- Ed., "Hypertext Transfer Protocol (HTTP): Caching", draft-
fielding-httpbis-http-cache-00 (work in progress), March fielding-httpbis-http-cache-latest (work in progress),
2018. March 2018.
[CONDTNL] Fielding, R., Ed. and J. Reschke, Ed., "Hypertext Transfer [CONDTNL] Fielding, R., Ed. and J. Reschke, Ed., "Hypertext Transfer
Protocol (HTTP): Conditional Requests", draft-fielding- Protocol (HTTP): Conditional Requests", draft-fielding-
httpbis-http-conditional-00 (work in progress), March httpbis-http-conditional-latest (work in progress), March
2018. 2018.
[RANGERQ] Fielding, R., Ed., Lafon, Y., Ed., and J. Reschke, Ed., [RANGERQ] Fielding, R., Ed., Lafon, Y., Ed., and J. Reschke, Ed.,
"Hypertext Transfer Protocol (HTTP): Range Requests", "Hypertext Transfer Protocol (HTTP): Range Requests",
draft-fielding-httpbis-http-range-00 (work in progress), draft-fielding-httpbis-http-range-latest (work in
March 2018. progress), March 2018.
[RFC0793] Postel, J., "Transmission Control Protocol", STD 7, [RFC0793] Postel, J., "Transmission Control Protocol", STD 7,
RFC 793, DOI 10.17487/RFC0793, September 1981, RFC 793, DOI 10.17487/RFC0793, September 1981,
<https://www.rfc-editor.org/info/rfc793>. <https://www.rfc-editor.org/info/rfc793>.
[RFC1950] Deutsch, L. and J-L. Gailly, "ZLIB Compressed Data Format [RFC1950] Deutsch, L. and J-L. Gailly, "ZLIB Compressed Data Format
Specification version 3.3", RFC 1950, Specification version 3.3", RFC 1950,
DOI 10.17487/RFC1950, May 1996, DOI 10.17487/RFC1950, May 1996,
<https://www.rfc-editor.org/info/rfc1950>. <https://www.rfc-editor.org/info/rfc1950>.
skipping to change at page 72, line 7 skipping to change at page 72, line 7
RFC 3986, DOI 10.17487/RFC3986, January 2005, RFC 3986, DOI 10.17487/RFC3986, January 2005,
<https://www.rfc-editor.org/info/rfc3986>. <https://www.rfc-editor.org/info/rfc3986>.
[RFC5234] Crocker, D., Ed. and P. Overell, "Augmented BNF for Syntax [RFC5234] Crocker, D., Ed. and P. Overell, "Augmented BNF for Syntax
Specifications: ABNF", STD 68, RFC 5234, Specifications: ABNF", STD 68, RFC 5234,
DOI 10.17487/RFC5234, January 2008, DOI 10.17487/RFC5234, January 2008,
<https://www.rfc-editor.org/info/rfc5234>. <https://www.rfc-editor.org/info/rfc5234>.
[SEMNTCS] Fielding, R., Ed. and J. Reschke, Ed., "Hypertext Transfer [SEMNTCS] Fielding, R., Ed. and J. Reschke, Ed., "Hypertext Transfer
Protocol (HTTP): Semantics and Content", draft-fielding- Protocol (HTTP): Semantics and Content", draft-fielding-
httpbis-http-semantics-00 (work in progress), March 2018. httpbis-http-semantics-latest (work in progress), March
2018.
[USASCII] American National Standards Institute, "Coded Character [USASCII] American National Standards Institute, "Coded Character
Set -- 7-bit American Standard Code for Information Set -- 7-bit American Standard Code for Information
Interchange", ANSI X3.4, 1986. Interchange", ANSI X3.4, 1986.
[Welch] Welch, T., "A Technique for High-Performance Data [Welch] Welch, T., "A Technique for High-Performance Data
Compression", IEEE Computer 17(6), June 1984. Compression", IEEE Computer 17(6), June 1984.
10.2. Informative References 10.2. Informative References
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o Update links to sibling specifications. o Update links to sibling specifications.
o Replace sections listing changes from RFC 2616 by new empty o Replace sections listing changes from RFC 2616 by new empty
sections referring to RFC 723x. sections referring to RFC 723x.
o Remove acknowledgements specific to RFC 723x. o Remove acknowledgements specific to RFC 723x.
o Move "Acknowledgements" to the very end and make them unnumbered. o Move "Acknowledgements" to the very end and make them unnumbered.
C.2. Since draft-fielding-httpbis-messaging-00
None yet.
Index Index
A A
absolute-form (of request-target) 41 absolute-form (of request-target) 41
accelerator 10 accelerator 10
application/http Media Type 62 application/http Media Type 62
asterisk-form (of request-target) 42 asterisk-form (of request-target) 42
authoritative response 66 authoritative response 66
authority-form (of request-target) 42 authority-form (of request-target) 42
 End of changes. 11 change blocks. 
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