Upgrade to Pro — share decks privately, control downloads, hide ads and more …

Niggling conneg

Sean Cribbs
September 27, 2014
Programming
1
79

Niggling conneg

How should web servers respond when it they are unable to satisfy the client's representational constraints? The HTTP RFCs are a little vague on the matter. These are some possibilities of what some "correct" responses might be.

This 5-in-5 talk came from discussions I had with Darrel Miller, Mike Amundsen and Larry Staton, Jr. at RESTfest 2014.

Sean Cribbs

September 27, 2014
Tweet

More Decks by Sean Cribbs

See All by Sean Cribbs
Adopting Stream Processing for Instrumentation
seancribbs
1
370
Supervisors, Links and Monitors
seancribbs
0
92
Getting the Word Out: Membership, Dissemination, and Population Protocols
seancribbs
0
340
Reliable High-Performance HTTP Infrastructure with nginx and Lua
seancribbs
0
570
The Refreshingly Rewarding Realm of Research Papers
seancribbs
0
360
Roll-your-own API Management Platform with NGINX and Lua
seancribbs
10
1.1k
Techniques for Metaprogramming in Erlang
seancribbs
2
1.4k
The Final Causal Frontier
seancribbs
6
910
Erlang - Building Blocks for Global Distributed Systems
seancribbs
4
800

Other Decks in Programming

See All in Programming
KMP와 kotlinx.rpc로 서버와 클라이언트 동기화
kwakeuijin
0
140
Criando Commits Incríveis no Git
marcelgsantos
2
170
As an Engineers, let's build the CRM system via LINE Official Account 2.0
clonn
1
670
Асинхронность неизбежна: как мы проектировали сервис уведомлений
lamodatech
0
700
今年一番支援させていただいたのは認証系サービスでした
satoshi256kbyte
1
250
あれやってみてー駆動から成長を加速させる / areyattemite-driven
nashiusagi
1
200
Semantic Kernelのネイティブプラグインで知識拡張をしてみる
tomokusaba
0
180
今年のアップデートで振り返るCDKセキュリティのシフトレフト/2024-cdk-security-shift-left
tomoki10
0
190
Webエンジニア主体のモバイルチームの 生産性を高く保つためにやったこと
igreenwood
0
330
これでLambdaが不要に？！Step FunctionsのJSONata対応について
iwatatomoya
2
3.6k
コンテナをたくさん詰め込んだシステムとランタイムの変化
makihiro
1
120
ゆるやかにgolangci-lintのルールを強くする / Kyoto.go #56
utgwkk
1
370

Featured

See All Featured
How to Ace a Technical Interview
jacobian
276
23k
Raft: Consensus for Rubyists
vanstee
137
6.7k
We Have a Design System, Now What?
morganepeng
51
7.3k
Measuring & Analyzing Core Web Vitals
bluesmoon
4
170
GraphQLの誤解/rethinking-graphql
sonatard
67
10k
Bootstrapping a Software Product
garrettdimon
PRO
305
110k
Why You Should Never Use an ORM
jnunemaker
PRO
54
9.1k
Java REST API Framework Comparison - PWX 2021
mraible
PRO
28
8.3k
jQuery: Nuts, Bolts and Bling
dougneiner
61
7.5k
The World Runs on Bad Software
bkeepers
PRO
65
11k
Designing for Performance
lara
604
68k
A designer walks into a library…
pauljervisheath
204
24k

Transcript

  1. Niggling Conneg Sean Cribbs Five-in-Five :: RESTfest 2014

  2. “Best-E!ort”

  3. Strict Server-Driven

  4. Reactive (Client)

  5. 300 Multiple Choices If the server has a preferred choice,

    the server SHOULD generate a Location header !eld containing a preferred choice's URI reference. The user agent MAY use the Location !eld value for automatic redirection. RFC 7231

  6. text/uri-list 300 Multiple Choices HTTP/1.1 Content-Type: text/uri-list Vary: Accept http://myserver/foo.pdf

    http://myserver/foo.html http://myserver/foo.txt http://myserver/foo.jpeg # http://myserver/foo.json

  7. Link relations/types 300 Multiple Choices HTTP/1.1 Content-Type: text/html Vary: Accept

    <html> <head> <link rel=“alternate” type=“application/pdf” href=“...”> <link rel=“alternate” type=“text/html” href=“...”> </head> <body><!-- links for humans too! --> </body> </html>

  8. Response Headers 300 Multiple Choices HTTP/1.1 Vary: Accept Link: </foo.pdf>;rel=“alternate”;type=“application/

    pdf”, ... ------------------------------------------------ 300 Multiple Choices HTTP/1.1 Vary: Accept Provides: application/pdf, text/html, image/jpeg ------------------------------------------------ RFC 2295 also defined “Alternates” header.
  9. None