Craig Smith wrote:
> Hi Eric,
> 
> The redundancy is the failover script that is on the wiki.  The mysql
> database is exported out and the export file is replicated to the backup
> server.  This process works great on our current pop3 server, as far as I
> can see it will work exactly the same on the imap side of things.
> Basically, mysql data exported and migrated to backup server.  Qmail control
> files and /vpopmail/domain folder is also replicated to the backup server.
> In the event of a failure, the backup server's ip is switched to match the
> live server.  The mysql data is imported in and qmail services are started.
> The mysql export/import is the same process as the backp and restore
> scripts. The users folders are generally only ever 15 minutes apart
> (depending on cron timing).
> 
> I don't expect anything different but was wondering as we've only recently
> moved to imap if there was anything else I should be aware of.

I can't think of anything.

> As for the gui, I'm not holding out much hope for that although it would be
> nice, what about at least a server based util to setup rules to move mail?
> What is the process that moves spam mails to the spam folder?  Could that be
> adapted?

Possibly. That would be maildrop-toaster.

I'm using dovecot in place of courier. I didn't like the way that Courier
requires all user-created folders be subfolders of the Inbox (for starters).
Dovecot also appears to perform better with large folders, handle shared
folders better, is more robust (recovers automatically from any errors), and
is under active development. See http://dovecot.org for more.

As a result of using Dovecot, I'm also looking to use the accompanying
"deliver" program (Local Delivery Agent), which includes a plugin for the
standard "sieve" programming language. See http://wiki.dovecot.org/LDA/Sieve
for more. This will replace the use of maildrop.

If you'd like to work on this with me, shoot me an mail off list.

> Thanks
> 
> Craig.
> 
> -----Original Message-----
> From: Eric Shubert [mailto:[EMAIL PROTECTED] 
> Sent: 01 September 2008 16:57
> To: qmailtoaster-list@qmailtoaster.com
> Subject: Re: [qmailtoaster] Some IMAP related queries
> 
> Craig Smith wrote:
>> Anyone? :)
>>
>>
>> -----Original Message-----
>> From: Craig Smith [mailto:[EMAIL PROTECTED] 
>> Sent: 27 August 2008 16:24
>> To: qmailtoaster-list@qmailtoaster.com
>> Subject: [qmailtoaster] Some IMAP related queries
>>
>> Hello all,
>>
>> 2 quick ones.  I'm going to be implementing a redundant server for one of
>> our IMAP servers and I was wondering if there is anything I need to be
> aware
>> of that is possibly different in behaviour vs pop3.  Jake the replication
>> script I setup, as far as I can see will work fine as it will replicate
> the
>> contents of the users mailfolders is there anything you (or anyone) can
>> think of that I might need to tweak?
> 
> Authentication?
> What sort of redundancy are you implementing? Strictly backup/failover?
> 
>> The other query I've had is regarding rules.  Is it possible to allow
> users
>> to setup rules directly on the server.  So basically, the server will
>> process users rules as mail comes in and put them in various folders
>> accordingly.  Our directors have their Iphones setup to the imap server,
> and
>> as long as their clients are running to process email based on rules it's
>> great.  However when their client isn't running, they end up with a load
> of
>> rubbish in the inbox.  Is there anyway to control that on the server (this
>> one I'm sure is possible), but allow them to configure it as they need
> with
>> some sort of UI? (this one I'm not so sure of)
> 
> That'd be a great feature for imap users (imho). I don't know of anything in
> this area off hand, but I haven't looked hard at all. Please keep us posted
> on this one.
> 
>> Hopefully that makes sense.
>>
>> Thanks
>>
> 
> 


-- 
-Eric 'shubes'

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