Re: [ovirt-users] Setting Base DN for LDAP authentication

From: jdeloro(a)web.de To: "Alon Bar-Lev" <alonbl(a)redhat.com&gt; Cc: users(a)ovirt.org Sent: Friday, January 9, 2015 1:20:44 PM Subject: Re: [ovirt-users] Setting Base DN for LDAP authentication Hello Alon, > > I'm trying to configure LDAP authentication with oVirt 3.5 and > > ovirt-engine-extension-aaa-ldap. I chose the simple bind transport > > example. > > But the given examples are missing the explicit specification of a base > > dn. > > Could you please advise me how this can be done? > > > > My curent configuration: > > > > [jd@om01 ovirt-engine]$ cat aaa/company-ldap.properties > > include = <openldap.properties> > > > > vars.server = ldap.company.de > > > > vars.user = cn=system,dc=company,dc=de > > vars.password = password > > > > pool.default.serverset.single.server = ${global:vars.server} > > pool.default.auth.simple.bindDN = ${global:vars.user} > > pool.default.auth.simple.password = ${global:vars.password} > > > > [jd@om01 ovirt-engine]$ cat company-ldap-authn.properties > > ovirt.engine.extension.name = company-ldap-authn > > ovirt.engine.extension.bindings.method = jbossmodule > > ovirt.engine.extension.binding.jbossmodule.module = > > org.ovirt.engine-extensions.aaa.ldap > > ovirt.engine.extension.binding.jbossmodule.class = > > org.ovirt.engineextensions.aaa.ldap.AuthnExtension > > ovirt.engine.extension.provides = > > org.ovirt.engine.api.extensions.aaa.Authn > > ovirt.engine.aaa.authn.profile.name = company-ldap > > ovirt.engine.aaa.authn.authz.plugin = company-ldap-authz > > config.profile.file.1 = /etc/ovirt-engine/aaa/company-ldap.properties > > > > [jd@om01 ovirt-engine]$ cat company-ldap-authz.properties > > ovirt.engine.extension.name = company-ldap-authz > > ovirt.engine.extension.bindings.method = jbossmodule > > ovirt.engine.extension.binding.jbossmodule.module = > > org.ovirt.engine-extensions.aaa.ldap > > ovirt.engine.extension.binding.jbossmodule.class = > > org.ovirt.engineextensions.aaa.ldap.AuthzExtension > > ovirt.engine.extension.provides = > > org.ovirt.engine.api.extensions.aaa.Authz > > config.profile.file.1 = /etc/ovirt-engine/aaa/company-ldap.properties > > > > [jd@om01 ovirt-engine]$ ldapsearch -H ldap://ldap.company.de -D > > cn=system,dc=company,dc=de -W -b dc=company,dc=de cn=jdeloro > > # extended LDIF > > # > > # LDAPv3 > > # base <dc=company,dc=de> with scope subtree > > # filter: cn=jdeloro > > # requesting: ALL > > # > > > > # jdeloro, users, admins, company.de > > dn: cn=jdeloro,ou=users,ou=admins,dc=company,dc=de > > [... and many more lines ...] > > > > I could not use namingContexts from RootDSE cause this results in base dn > > dc=de instead of dc=company,dc=de. > > Can you explain why the namingContexts is not sufficient? just for me to > know and maybe enable easier override? > It should contain a valid base DN for you to use. [jd@om01 ovirt-engine]$ ldapsearch -H ldap://ldap.company.de -D cn=system,dc=company,dc=de -W -s base namingContexts -LLL dn: namingContexts: dc=de This isn't the correct base dn. I need dc=company,dc=de to find any users. I don't know, why LDAP is configured like this. But I need to work with it. [jd@om01 ovirt-engine]$ ldapsearch -H ldap://ldap.company.de -D cn=system,dc=company,dc=de -W -b dc=de cn=jdeloro # extended LDIF # # LDAPv3 # base <dc=de> with scope subtree # filter: cn=jdeloro # requesting: ALL # # search result search: 2 result: 32 No such object # numResponses: 1 [jd@om01 ovirt-engine]$ ldapsearch -H ldap://ldap.company.de -D cn=system,dc=company,dc=de -W -b dc=company,dc=de cn=jdeloro # extended LDIF # # LDAPv3 # base <dc=company,dc=de> with scope subtree # filter: cn=jdeloro # requesting: ALL # # jdeloro, users, admins, company.de dn: cn=jdeloro,ou=users,ou=admins,dc=company,dc=de [... and many more lines ...] > You have two options to fix this: > > 1. add another attribute to openldap let's say myNamingContext with valid > value and add the following to profile (company-ldap.properties): > > sequence-init.init.610-my-openldap-init-vars = my-openldap-init-vars > sequence.my-openldap-init-vars.010.description = set base dn > sequence.my-openldap-init-vars.010.type = var-set > sequence.my-openldap-init-vars.010.var-set.variable = simple_attrsBaseDN > sequence.my-openldap-init-vars.010.var-set.value = myNamingContexts I can't use this options, because I'm not allowed to make LDAP changes. > 2. another option is to enforce baseDN (company-ldap.properties): > > sequence-init.open.910-my-openldap-init-vars = my-openldap-init-vars > sequence.my-openldap-init-vars.010.description = set base dn > sequence.my-openldap-init-vars.010.type = var-set > sequence.my-openldap-init-vars.010.var-set.variable = _simple_baseDN > sequence.my-openldap-init-vars.010.var-set.value = dc=company,dc=de I have added the lines and restarted ovirt-engine, but the Namespace in 'Add Users and Groups' is still 'dc=de' and I can't find any users.