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Re: [DNSOP] Second Working Group Last Call for draft-ietf-dnsop-extended-error

Eric Orth <ericorth@google.com> Thu, 24 October 2019 17:24 UTC

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From: Eric Orth <ericorth@google.com>
Date: Thu, 24 Oct 2019 13:24:22 -0400
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Subject: Re: [DNSOP] Second Working Group Last Call for draft-ietf-dnsop-extended-error
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On Tue, Oct 22, 2019 at 6:49 AM Tony Finch <dot@dotat.at> wrote:

> I expect almost no-one can do anything with EDE without
> getaddrinfo() EAI_ return code extensions.
>

In many cases, especially when DoH is in use, Chrome uses its own built-in
stub resolver.  So EDE is certainly a reasonable option for us without any
changes to getaddrinfo().

On Mon, Oct 21, 2019 at 1:48 PM Petr Špaček <petr.spacek@nic.cz> wrote:

> 2. Second problem is that it is uncelar if there is going to be a
> consumer: Did *anyone* from stub resolvers said a word about this draft? Is
> it useful as it is? Is there an experimental implementation in stub to
> consume this information?
> dnsop has history of tweaks which never get used by stubs, and this draft
> in particular is very expensive to implement in resolver code.


Chrome DNS has no specific plans decided for EDE yet.  But we do think it's
generally a good idea and are looking forward to it.  I don't have any
implementation-ability concerns with the current draft.

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