From: Christopher Faylor <cgf-use-the-mailinglist-please@sourceware.org>
To: overseers@sourceware.org
Subject: Re: Broken DMARC workaround for glibc mailing lists
Date: Mon, 08 May 2017 14:22:00 -0000 [thread overview]
Message-ID: <20170508142245.GA5854@ednor.casa.cgf.cx> (raw)
In-Reply-To: <545e933c-8019-9a72-b9e9-f4b6171add5f@redhat.com>
On Mon, May 08, 2017 at 08:44:34AM +0200, Florian Weimer via overseers wrote:
>On 05/08/2017 07:34 AM, Christopher Faylor wrote:
>> On Fri, May 05, 2017 at 12:32:38PM +0200, Florian Weimer wrote:
>>> The most recent message didn't have rewriting applied. I assume that
>>> gmail.com has strict DMARC policies and would ordinarily trigger
>>> rewriting. However, I don't see this happening on other sourceware.org
>>> lists, either. Maybe we'd need a test posting from google.com.
>>
>> I think this may be a bug in the patched ezmlm that we're using. It
>> may be looking at "gmail.com":
>>
>> _dmarc.gmail.com. 300 IN TXT "v=DMARC1; p=none; rua=mailto:mailauth-reports@google.com"
>>
>> rather than google.com (which handles gmail's mx):
>>
>> _dmarc.google.com. 183 IN TXT "v=DMARC1; p=reject; rua=mailto:mailauth-reports@google.com"
>>
>> It should be easy to fix. I'll look at it tomorrow.
>
>Huh. This is not what I expected. I think this means that gmail.com
>does not have a strict DMARC policy after all. So I was wrong to expect
>rewriting for it.
>
>(Just to be clear: it would be wrong to apply the google.com DMARC
>policy to gmail.com because the MX host location does not matter for
>this policy.)
Yeah, I realized that as I was drifting off to sleep last night. Email
I sent to test-list from gmail to gmail worked so I should have realized
that meant that gmail didn't enforce and that this wassn't an issue.
prev parent reply other threads:[~2017-05-08 14:22 UTC|newest]
Thread overview: 10+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-04-28 16:29 Florian Weimer
2017-04-30 2:32 ` Christopher Faylor
2017-04-30 15:41 ` Christopher Faylor
[not found] ` <20170430053402.GA6286@ednor.casa.cgf.cx>
2017-05-01 10:18 ` Florian Weimer
2017-05-02 14:07 ` Christopher Faylor
2017-05-05 10:32 ` Florian Weimer
2017-05-08 5:34 ` Christopher Faylor
2017-05-08 6:15 ` Christopher Faylor
2017-05-08 6:44 ` Florian Weimer via overseers
2017-05-08 14:22 ` Christopher Faylor [this message]
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