dk-filter, postfix, and mailscanner

[Dave Gattis]

Why do you think that MailScanner doesn't break dkim?
Dave

Jason Ede wrote:
> I've been looking at this too and if you've a single instance of postfix
> then I believe you can't do it as it signs the message before it gets
> passed to mailscanner and then the mailscanner stuff changes the email
> invalidating the signature.
>
> The solution is to have multiple instances of postfix. The first instance
> accepts and scans the email using mailscanner and then the email gets
> passed to  the second instance which does the signing on the way out.
>
> If you can update to postfix >2.6 then it is much better supported from
> within postfix and http://www.postfix.org/MULTI_INSTANCE_README.html
> documents how to do it. We're in process of setting up a system that uses
> multiple instances and once it's all complete I hope to add what we've
> learnt to the wiki.
>
> Jason
>
>> -----Original Message-----
>> From: mailscanner-bounces at lists.mailscanner.info [mailto:mailscanner-
>> bounces at lists.mailscanner.info] On Behalf Of Dave Gattis
>> Sent: 23 November 2010 11:17
>> To: mailscanner at lists.mailscanner.info
>> Subject: dk-filter, postfix, and mailscanner
>>
>> Hello everyone,
>> Yahoo is sticking my mail straight in the junk folder, so it looks like
>> domainkeys is my only hope.  While I was at it, I also installed dkim,
>> which
>> works perfectly.  Domainkeys is set up too but no matter what I do, the
>> test
>> always comes back as bad signature.  I've tried installing domainkeys
>> without
>> dkim and the test still fails.  Has anyone had any luck with this setup?
>>
>> Debian 4.1.2
>>
>> Postfix 2.5.5
>> Mailscanner 4.81
>> DK-Filter 1.0.0
>>
>> Thanks!
>>
>> Dave
>>
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