From: | Larry Rosenman <ler(at)lerctr(dot)org> |
---|---|
To: | Alvaro Herrera <alvherre(at)2ndquadrant(dot)com> |
Cc: | Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>, Kevin Grittner <kgrittn(at)gmail(dot)com>, Magnus Hagander <magnus(at)hagander(dot)net>, Michael Paquier <michael(dot)paquier(at)gmail(dot)com>, PostgreSQL-development <pgsql-hackers(at)postgresql(dot)org>, pgsql-hackers-owner(at)postgresql(dot)org |
Subject: | Re: New email address |
Date: | 2015-11-24 19:48:34 |
Message-ID: | 95e8450c7f30d853cb94ba9eb285f99b@thebighonker.lerctr.org |
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Thread: | |
Lists: | pgsql-hackers |
On 2015-11-24 13:43, Alvaro Herrera wrote:
> Larry Rosenman wrote:
>> On 2015-11-24 13:11, Tom Lane wrote:
>> >Kevin Grittner <kgrittn(at)gmail(dot)com> writes:
>> >>On Tue, Nov 24, 2015 at 11:10 AM, Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us> wrote:
>> >>>>change the From header (and add a Reply-To, so replies still work).
>> >
>> >>If this were done, would the other steps (not changing the subject
>> >>or body of the email) be necessary?
>> >
>> >See my followup: I think it's probably true that we could skip those
>> >changes. But Rudy commented that there's a lot of underdocumented
>> >subtlety here. There might be reasons I'm missing why we'd need to
>> >stop doing those things. It doesn't seem like DMARC as such would
>> >force that, but perhaps those things trigger some popular antispam
>> >heuristics.
>
>> Any Header or Body changes will invalidate most, if not all, DKIM
>> signatures. Since DKIM is used as part
>> of DMARC, it's a problem.
>>
>> Not sure what MajorDomo2 will allow you to do.
>
> We can turn off header and body changes easily enough, but changing the
> "From:" address requires patching the Majordomo2 source code; and, as
> you may already be aware, the maintainers gave up on Mj2 a decade ago,
> so we'd be on our own for that. I cannot promise any sort of timeline
> for getting that done; and since that's an essential part of the
> recipe,
> I don't see any point in doing the other changes either for the time
> being.
>
> I think the breakage of DKIM signatures is already causing some pain
> (though nowhere near the level of DMARC).
>
> Of course, removing all the "List-" headers *and* our custom footers is
> a huge step backwards in terms of mailing list functionality :-( Also,
> removing the [HACKERS] etc tags will annoy some people, for sure.
You don't have to remove the List- headers. DKIM says what headers it's
using.
--
Larry Rosenman http://www.lerctr.org/~ler
Phone: +1 214-642-9640 E-Mail: ler(at)lerctr(dot)org
US Mail: 7011 W Parmer Ln, Apt 1115, Austin, TX 78729-6961
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