thanks for answering ...
2015-08-06 16:24 GMT+02:00 Howard Chu <hyc(a)symas.com>:
Meike Stone wrote:
> it is me again regarding the ldap-backend.
> As told, I've installed a openldap as proxy in a DMZ for authentication
> forwarding to an Active Directoy. The Proxy is used by a VPN gateway.
> That all works very well. But now, I want to protect the AD from
> Only password changes from the user by self should be allowed.
> But as I see or understand, ACLs from a backend are used, AFTER the
> result from remote LDAP (AD) are coming back?! See second sentence
> from http://www.openldap.org/faq/data/cache/532.html
> "It allows the common configuration directives as suffix, which is
> used to select it when a request is received by the server, *ACLs,
> which are applied to search results*, size and time limits, and so on.
Correct. back-ldap only performs ACL checks on search responses.
> So is it (and how is it) possible, to "switch" the ldap-backend in
> "read only mode" and only pass the the password change (modify:
You could use the denyop overlay to deny all write operations.
I found following
comment to denyop:
So it is possible to do this, without rebuild openldap? (my binary is
compiled without --enable-denyop=yes)
I don't know of any way currently to allow only passwordModify
exops, it would actually
allow all extended operations.
Maybe it will not work, because