Anthony, in case syncing every 10 minutes uses too much bandwidth, disk,
and/or CPU, and/or you want to sync more frequently than every 10 minutes,
you might find mswatch helpful. mswatch runs mbsync each the mailbox
changes. It requires Linux and Maildir.
http://mswatch.sourceforge.net/

On Thu, Oct 30, 2014 at 6:57 PM, Anthony DiSante <[email protected]>
wrote:

> Hello,
>
> I'm looking for an app to backup my entire IMAP email account to my local
> PC.
> This is mainly so that if disaster strikes and my email server is wiped
> out, I
> won't lose any email.  I'll run the app via cron, every 10 minutes, so
> that my
> local backup is always up to date.  (And the local backup is on a partition
> that is in turn automatically snapshot-backup'd daily, so even if a server
> error deleted all my mail and then my backup synced that, I can always go
> back
> to yesterday's copy, etc.)
>
> I use Thunderbird as my main email client, and I've been using OfflineIMAP
> for
> backup purposes.  But OfflineIMAP syncs both ways, which causes annoying
> issues; for example, when I delete email subfolders in Thunderbird,
> OfflineIMAP automatically re-creates them *on the mailserver*.  Same thing
> when I move mail subfolders.  Or when I read an email in Thunderbird, often
> it'll spontaneously change back to unread status after OfflineIMAP runs.
>
> So what I really want is a one-way sync: an app that mirrors my mail
> server to
> a local maildir, but never writes anything at all to the mail server (and
> certainly never deletes anything on the mail server).  Basically, I want
> rsync
> for IMAP -- if I had shell access to my mail server then I would just use
> rsync and be done with it.
>
> Is mbsync suitable for this purpose?  If so, could you be so kind as to
> write
> a small config file to make it work this way?  I am reading the manpage,
> but
> I'm not quite understanding the sync/push/pull matrix stuff...
>
> Thank you,
>
> --
> Anthony DiSante
>
>
>
>
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> https://lists.sourceforge.net/lists/listinfo/isync-devel
>
>


-- 
Chris Frost
http://www.frostnet.net/chris/
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