Re: Deleting overlays from cn=config
On Donnerstag, 5. Juni 2008, Howard Chu wrote:
Ralf Haferkamp wrote:
> Hi,
>
> as back-config does currently not have support for the delete
> operation (config_back_delete() just returns
> LDAP_UNWILLING_TO_PERFORM currently) I am trying to figure out what
> is needed to get at least delete support for simple overlays (e.g.
> ppolicy or memberof) running.
Very brave of you. ;)
:) Let's see how far I can get.
[..]
> I am a bit unsure about the db_destroy() part. Is that enough or
is
> it needed to call the db_close() hooks (when provided by the
> overlay) before calling db_destroy()? Did I miss something else? Is
> anybody else currently working on this?
You should call the db_close() hook first.
> Up to now I am testing this only with some simpler overlays
> (memberof, pcache), I assume that deleting overlays that
> instantiate their own databases (like pcache, translucent(?)) might
> get a little more hairy.
Right. We need to distinguish between tearing down due to a normal
shutdown, which should leave underlying data intact, and tearing down
due to removal...
Yes, we probably need to add a flag to the db_destroy hooks to
indicate
the difference. Or add an additional hook for the remove-case.
--
Ralf