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Re: Whitespace before responses

From: Mark Nottingham <mnot@mnot.net>
Date: Thu, 30 Jun 2011 10:28:55 +1000
Cc: httpbis Group <ietf-http-wg@w3.org>
Message-Id: <3F7B6B5B-2B95-420E-A5C3-E7099BD95127@mnot.net>
To: Willy Tarreau <w@1wt.eu>

On 30/06/2011, at 9:34 AM, Willy Tarreau wrote:
> That said, skipping leading CRLFs can be quite cheap but can bring a new
> issue for browsers who try to detect HTTP/0.9 responses.

We've deprecated HTTP/0.9, so while it still might be encountered in the wild, implementations aren't required to support it, and we shouldn't prioritise its operation over good behaviour in HTTP/1.x.

> Probably that we should check if any client implementation supports it
> first, and decide not to take this approach if nobody does it right now ?

See the Moz bug; as I read it, they already support it if the response isn't fragmented.

>> See also:
>>  https://bugzilla.mozilla.org/show_bug.cgi?id=668168
> Well, to be fair, I don't really catch the relation between this and
> packet boundaries as discussed in this bug report. In my opinion, those
> are two orthogonal things.

Re-read :)

Mark Nottingham   http://www.mnot.net/
Received on Thursday, 30 June 2011 00:29:34 UTC

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