[Freeipa-users] Kerberos authentication + LDAP authorization with apache

[Rob Crittenden]

Rob Visser wrote:
> Hello,
> 
> I would like achieve authorization on a kerberised web-page.
> My idea is to use an LDAP query for group membership, i.e. the uid 
> should be a member of a certain group in order to serve out pages.
> 
> Authentication with Kerberos gssapi works well.
> I do not know how to achieve the authorization.
> 
> This is what I tried:
> 
> <Directory "/usr/share/ipa/ipatest">
>  AuthType Kerberos
>  AuthName "Kerberos Login"
>  KrbMethodNegotiate on
>  KrbMethodK5Passwd off
>  KrbServiceName HTTP
>  KrbAuthRealms USN.TIC
>  Krb5KeyTab /etc/httpd/conf/ipa.keytab
>  KrbSaveCredentials on
> AuthzLDAPAuthoritative on
> AuthLDAPUrl ldap://localhost/cn=users,cn=accounts,dc=usn,dc=tic?uid
> Require ldap-group cn=ipausers,cn=groups,cn=accounts,dc=usn,dc=tic
> Require valid-user
> Satisfy all
> 
> </Directory>
> 
> Any help is appreciated.
>

You almost have it. With kerberos, REMOTE_USER is going to be set to the 
principal name (admin at EXAMPLE.COM). You need to tweak your AuthLDAPUrl 
to use krbprincipalname instead of uid and it should work.

rob
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