[Dovecot] Question about "extracting" unwanted e-mails from mdbox

[Jose Celestino]

On Dom, 2011-03-20 at 14:31 +0000, Maria Arrea wrote:
> Imagine the following scenario
> 
>  Last Saturday, 3:00 AM a big phishing attack hits our e-mail inboxes. Spamassassin does not mark them as spam, and our 50.000+ users have in their mdbox a very credible phishing attack. What doveadm-fu could I use to delete (or move to spam) that e-mail from each user INBOX (let´s imagine the Subject or a Header is known)?
> 
>  I repeat: already delivered e-mail, how to filter/prune it.
> 

You can use doveadm expunge:

http://wiki2.dovecot.org/Tools/Doveadm/Expunge

Search query:

http://wiki2.dovecot.org/Tools/Doveadm/SearchQuery


Try first on a single mailbox, of course.

-- 
Jose Celestino | http://japc.uncovering.org/files/japc-pgpkey.asc
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"Assumption is the Mother of Screw-Up" -- Mr. John Elwood Hale