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Re: How to express no matching results in HTTP SEARH method?

From: Roy T. Fielding <fielding@gbiv.com>
Date: Thu, 5 Nov 2020 09:25:57 -0800
Cc: Sawood Alam <ibnesayeed@gmail.com>, Julian Reschke <julian.reschke@gmx.de>, ietf-http-wg <ietf-http-wg@w3.org>
Message-Id: <0B420CEF-BE1D-4FCF-B205-B64CC99568C2@gbiv.com>
To: Stephane Bortzmeyer <bortzmeyer@nic.fr>
> On Nov 5, 2020, at 3:06 AM, Stephane Bortzmeyer <bortzmeyer@nic.fr> wrote:
> On Wed, Nov 04, 2020 at 08:24:59AM -0500,
> Sawood Alam <ibnesayeed@gmail.com> wrote 
> a message of 105 lines which said:
>> The question remains open, "how to express a successful SEARCH
>> response with an unsuccessful search result when returning an entity
>> body is desired?" Does it warrant a new 2xx status code? I think
>> this will be a common situation for many people who would be willing
>> to migrate their GET-style searching where they could use a 404 to
>> express it.
> Note that there was a very similar discussion during the
> standardization of DNS-over-HTTPS (RFC 8484). The decision was that
> 200 is the proper code even if the DNS request was unsuccessful. To
> quote the RFC "For example, a successful 2xx HTTP status code is used
> even with a DNS message whose DNS response code indicates failure,
> such as SERVFAIL or NXDOMAIN."
> The rationale being "HTTP succeeded, so 200, even if DNS failed".

That rationale would be bogus. They are just being lazy.

Received on Thursday, 5 November 2020 17:26:24 UTC

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