[Dovecot] Corrupted Mail?

[Patrick De Zordo]

> -----Ursprüngliche Nachricht-----
> Von: dovecot [mailto:dovecot-bounces at dovecot.org] Im Auftrag von Arthur
> Dent
> Gesendet: Dienstag, 27. Mai 2014 19:27
> An: dovecot at dovecot.org
> Betreff: Re: [Dovecot] Corrupted Mail?
> 
> On Tue, 2014-05-27 at 16:45 +0200, Patrick De Zordo wrote:
> 
> >
> > You would *really* not change do Maildir format?
> > It's not so difficult to switch over.. and you will have working and simple
> mailfolders.. (also backup and restore would be a simple task)..
> >
> > So, why won't you change at all?
> 
> Well - the more I read about this, the more I think you're right.
> Perhaps I should convert to Maildir - but I'm terrified...
> 
> I have seen that there is a script - mb2md - that I can use, but what changes
> do I need to make elsewhere?
> 

I would prefer work with dsync (maybe in 2 steps), it preserves message UIDs.. and that's what you really want.

> I get my mail from a variety of ISP and online email accounts using fetchmail. I
> guess there's no change needed there?
> 

Think it wouldn't change anything, it just gets mail from remote server and gives it to the local one..
Are all the messages available as a copy on the ISP side or are they purged on every fetch and so they are just available on your server locally?

> That feeds into procmail. I think I will have to change the mail procmail
> configuration file and ALL my procmail recipe rc files (I have
> many) - which filter into several different mboxs?
> 

Personally never use procmail.. working with sieve scripts.

> Within one of the procmail recipes I call spamassassin and clamscan.
> Will they be a problem?
> 

You could use amavis; it "glues" alltogether..
Are you using postfix as MTA?

> Then Dovecot. What changes do i need to make within Dovecot?
> 
> What about the clients? Do I need to configure squirrelmail, Evolution or
> iPad/iPhone email clients?
> 
> I archive old mail using archivemail. I think this can cope with maildir format,
> but it archives to a mbox - which I guess is not a problem except when I want
> to retrieve something from the archive - but I think I can use Mutt for that?
> 

Are you working with virtualized server or bare metal?

> Is there anything else I should consider?
> 
> I have the day off tomorrow. I might have a go - what do you think?
> 
> Thanks
> 
> Mark
> 
>