[Dovecot] Capabilities of imapc

[Timo Sirainen]

On 24.1.2012, at 11.22, René Neumann wrote:

> I can't find any decent information about the capabilities of imapc in
> the planned future dovecot releases.

Mainly it's about adding support for more IMAP commands (e.g. SEARCH), so that it doesn't necessarily have to be used as a rather dummy storage. (Although it always has to be possible to be used as a dummy storage, like it is now.)

> As I think about using imapc, I'll just give the two use-cases I see for
> me. Will this be possible with imapc?
> 
> 1) One (or more) folders in a mailbox which are proxied?

Currently because imapc_* settings are global, you can't have more than one imapc destination. This will be fixed at some point. Otherwise this works the same way as other storage backends: You create namespace(s) for the folders you want to proxy.

> 2) Proxy a whole mailbox _and use the folders in it as shared folders_.
> That means account X on Server 1 (the dovecot box) is proxied via imapc
> to Server 2 (some other server). The folders of this account on Server 1
> are then shared with account Y. When account Y uses these folders they
> are always up-to-date (so no action of account X is required).

This should be possible, yes.