[Dovecot] Read-only account through INDEX=MEMORY:CONTROL=MEMORY and non-writable Unix-permissions

[Timo Sirainen]

On 9.9.2013, at 14.52, Steffen Kaiser <skdovecot at smail.inf.fh-brs.de> wrote:

> my goal is to provide a special mailbox for some mail accounts. The user should get the information, to look somewhere else. The user must not change anything at all. I also don't want to provide a mailbox for each user.
> 
> I got the setup below, which seems to run with Dovecot v2.2; however, "CONTROL=MEMORY" is not documented. Is the setup stable for next versions of Dovecot or is CONTROL=MEMORY not a feature, but a bug?

CONTROL=MEMORY means that it's actually using a directory named MEMORY in the home directory.