Disappearing Mailbox Content

[Bron Gondwana]

What does the syslog say?

Since you're on 2.4.x, you an add 'auditlog: yes' to the imapd.conf and get even
more syslog goodness.

Bron.

On Thu, Sep 10, 2015, at 01:33, Patrick Boutilier wrote:
> On 09/09/2015 12:03 PM, Robert T. Covell wrote:
> > We have an odd situation that I cannot track down regarding all content
> > in a mailbox disappearing (minus sub mailboxes).
> >
> > CentOS release 6.5
> >
> > Cyrus IMAP v2.4.17-Invoca-RPM-2.4.17-6.el6
> >
> > A while back we setup a Cyrus install for a client to use as a mail
> > repository for customer contact.  They have one account which is shared
> > across all users in the office.  Approximate size of the account is 85GB.
> >
> > At times when a user tries to move email into a Customers mailbox the
> > action is denied.  On the client side they see do see email in the
> > mailbox (cached).  Upon further review everything is gone for that
> > mailbox including: cyrus.cache, cyrus.header, cyrus.index.  Backups
> > contain everything including past emails and the core Cyrus files.  If
> > the mailbox contained other mailboxes they are not affected.
> > Reconstructing it corrects the issue, luckily our backups do not
> > propagate deletes.
> >
> > Problem is that we can’t find any record of the mailbox being deleted.
> > The content just disappears.  We have been running Cyrus for years and
> > have never seen anything like this.  I am leaning towards user error but
> > I can’t identify what that would be.
> >
> > Any insight would be appreciated.
> >
> > _______________________
> > Robert Covell
> > Rolet Hosting & Interactive
> > www.rolet.com
> >
> 
> 
> 
> My first thought was that somebody was downloading and deleting all the 
> mail using POP but the fact that the cyrus.* files disappear suggests 
> that something is deleting at the OS level.
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-- 
  Bron Gondwana
  brong at fastmail.fm