[Freeipa-devel] New ACIs for cn=etc
Martin Kosek
mkosek at redhat.com
Mon Apr 14 10:55:06 UTC 2014
When heading for a lunch today, I had a discussion with Petr3 about ACIs for
cn=etc,SUFFIX. On our initial meeting back at DevConf.cz time, we said we will
simply allow all attributes in cn=etc for authenticated users and will just
exclude the blacklisted attributes (for context, see ticket #3566).
I personally think it is not the best thing to do as it will just move the
problem we had with all-allowing ACI one level down from SUFFIX to cn=etc. It
would be better to add normal ACIs for cn=etc as well.
I searched for nsContainer's in cn=etc and IMO the situation is not so bad, it
seems straightforward what ACIs would be needed:
==========================================================================
dn: cn=etc,SUFFIX
- ADD aci allowing reading nsContainer for anonymous, EXCEPT:
- cn=virtual operations,cn=etc,SUFFIX
- cn=masters,cn=ipa,cn=etc,SUFFIX
- cn=Managed Entries,cn=etc,SUFFIX
dn: cn=sysaccounts,cn=etc,SUFFIX
- ADD aci allowing reading all attributes but password attributes (people may
add unstructured accounts following different objectclasses)
dn: cn=ipa,cn=etc,SUFFIX
- no ACI needed
dn: cn=masters,cn=ipa,cn=etc,SUFFIX
- ADD aci allowing reading hosts (to have it separate from global cn=etc one so
that we can once assign it only to ipamasters hostgroup for example)
dn: cn=replicas,cn=ipa,cn=etc,SUFFIX
- ADD aci allowing reading replicas for authenticated users (masters)
dn: cn=dna,cn=ipa,cn=etc,SUFFIX
- ADD aci allowing reading dnaSharedConfig objects for authenticated
dn: cn=posix-ids,cn=dna,cn=ipa,cn=etc,SUFFIX
- no ACI needed
dn: cn=ca_renewal,cn=ipa,cn=etc,SUFFIX
- ADD aci allowing reading for authenticated users (hosts' certmonger)
dn: cn=s4u2proxy,cn=etc,SUFFIX
- no ACI needed at this point, KDC access it with DM privileges AFAIK
dn: cn=ipaConfig,cn=etc,SUFFIX
- ADD aci allowing reading ipaConfigObject attributes for authenticated users.
We already plan aci allowing writing them
dn: cn=ranges,cn=etc,SUFFIX
- ADD aci allowing reading ipaIDrange for authenticated users
dn: cn=virtual operations,cn=etc,SUFFIX
- ADD aci allowing reading/updating virtual operations, assign to RBAC privileges
dn: cn=retrieve certificate,cn=virtual operations,cn=etc,SUFFIX
dn: cn=request certificate,cn=virtual operations,cn=etc,SUFFIX
dn: cn=request certificate different host,cn=virtual operations,SUFFIX
dn: cn=certificate status,cn=virtual operations,cn=etc,SUFFIX
dn: cn=revoke certificate,cn=virtual operations,cn=etc,SUFFIX
dn: cn=certificate remove hold,cn=virtual operations,cn=etc,SUFFIX
- no ACI needed
dn: cn=Managed Entries,cn=etc,SUFFIX
- no ACI needed, not managed by IPA users
dn: cn=automember,cn=etc,SUFFIX
- ADD standard automembers ACIs (read, write, delete, ...)
dn: cn=CAcert,cn=ipa,cn=etc,SUFFIX
- ADD aci allowing reading cACertificate for anonymous
dn: cn=anonymous-limits,cn=etc,SUFFIX
- no ACI needed, not managed by IPA users
dn: cn=replication,cn=etc,SUFFIX
- ADD aci allowing reading for authenticated users (used in ipa-replica-install)
dn: cn=Realm Domains,cn=ipa,cn=etc,SUFFIX
- no ACI needed, we already added read aci
dn: cn=ad,cn=etc,SUFFIX
- ADD aci allowing reading ipaNTDomainAttrs for authenticated users (trust
settings)
==========================================================================
That should be pretty much all. I know that devil hides in details, but I did
not see any blocker to skip the chance to add proper ACIs also for cn=etc as
well and thus remove the all allowing ACI at all (I am afraid that we would be
stuck with cn=etc all-allowing ACI for years otherwise).
Comments welcome.
--
Martin Kosek <mkosek at redhat.com>
Supervisor, Software Engineering - Identity Management Team
Red Hat Inc.
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