Check in my ovirt-engine machine for ovirt-engine-aaa-ldap package and it is not available:

yum list "ovirt-engine*"
Loaded plugins: fastestmirror, refresh-packagekit, security, versionlock
Loading mirror speeds from cached hostfile
 * base: ftp.udl.es
 * epel: mirror.uv.es
 * extras: ftp.udl.es
 * ovirt-3.5: ftp.nluug.nl
 * ovirt-3.5-epel: mirror.uv.es
 * ovirt-3.5-jpackage-6.0-generic: mirror.ibcp.fr
 * ovirt-epel: mirror.uv.es
 * ovirt-jpackage-6.0-generic: mirror.ibcp.fr
 * updates: ftp.udl.es
Installed Packages
ovirt-engine.noarch                                                         3.5.0.1-1.el6                         @ovirt-3.5 
ovirt-engine-backend.noarch                                                 3.5.0.1-1.el6                         @ovirt-3.5 
ovirt-engine-cli.noarch                                                     3.3.0.6-1.el6                         @ovirt-3.3.3
ovirt-engine-dbscripts.noarch                                               3.5.0.1-1.el6                         @ovirt-3.5 
ovirt-engine-extensions-api-impl.noarch                                     3.5.0.1-1.el6                         @ovirt-3.5 
ovirt-engine-jboss-as.x86_64                                                7.1.1-1.el6                           @ovirt-3.5 
ovirt-engine-lib.noarch                                                     3.5.0.1-1.el6                         @ovirt-3.5 
ovirt-engine-restapi.noarch                                                 3.5.0.1-1.el6                         @ovirt-3.5 
ovirt-engine-sdk-python.noarch                                              3.5.0.8-1.el6                         @ovirt-3.5 
ovirt-engine-setup.noarch                                                   3.5.0.1-1.el6                         @ovirt-3.5 
ovirt-engine-setup-base.noarch                                              3.5.0.1-1.el6                         @ovirt-3.5 
ovirt-engine-setup-plugin-ovirt-engine.noarch                               3.5.0.1-1.el6                         @ovirt-3.5 
ovirt-engine-setup-plugin-ovirt-engine-common.noarch                        3.5.0.1-1.el6                         @ovirt-3.5 
ovirt-engine-setup-plugin-websocket-proxy.noarch                            3.5.0.1-1.el6                         @ovirt-3.5 
ovirt-engine-tools.noarch                                                   3.5.0.1-1.el6                         @ovirt-3.5 
ovirt-engine-userportal.noarch                                              3.5.0.1-1.el6                         @ovirt-3.5 
ovirt-engine-webadmin-portal.noarch                                         3.5.0.1-1.el6                         @ovirt-3.5 
ovirt-engine-websocket-proxy.noarch                                         3.5.0.1-1.el6                         @ovirt-3.5 
Available Packages
ovirt-engine-cli.noarch                                                     3.5.0.5-1.el6                         ovirt-3.5  
ovirt-engine-dwh.noarch                                                     3.5.0-1.el6                           ovirt-3.5  
ovirt-engine-dwh-setup.noarch                                               3.5.0-1.el6                           ovirt-3.5  
ovirt-engine-extensions-api-impl-javadoc.noarch                             3.5.0.1-1.el6                         ovirt-3.5  
ovirt-engine-reports.noarch                                                 3.5.1-0.1.el6                         ovirt-3.5  
ovirt-engine-reports-setup.noarch                                           3.5.1-0.1.el6                         ovirt-3.5  
ovirt-engine-sdk-java.noarch                                                3.5.0.5-1.el6                         ovirt-3.5  
ovirt-engine-sdk-java-javadoc.noarch                                        3.5.0.5-1.el6                         ovirt-3.5  
ovirt-engine-setup-plugin-allinone.noarch

How can I get this package?

Many thanks in advanced,

Juanjo.