<blueprint xmlns="http://www.osgi.org/xmlns/blueprint/v1.0.0"
  xmlns:jaas="http://karaf.apache.org/xmlns/jaas/v1.0.0"
  xmlns:ext="http://aries.apache.org/blueprint/xmlns/blueprint-ext/v1.0.0">

  <jaas:config name="karaf" rank="1">
    <jaas:module className="org.apache.karaf.jaas.modules.ldap.LDAPLoginModule" flags="sufficient">
      initialContextFactory=com.sun.jndi.ldap.LdapCtxFactory
      connection.username=cn=ldapsearch,cn=users,dc=eng,dc=net
      connection.password=****
      connection.protocol=
      connection.url=ldap://server:389
      user.base.dn=dc=eng,dc=net
      user.filter=(samaccountname=%u)
      user.search.subtree=true
      user.debug=true
      role.base.dn=dc=eng,dc=net
      role.name.attribute=cn
      role.filter=(member=%fqdn)
      role.search.subtree=true
      role.mapping=jtAdmins=admin,user,operator
      authentication=simple
      debug=true
    </jaas:module>
  </jaas:config>

</blueprint>

karaf@root(jaas)> jaas:realm-list
Index | Realm Name | Login Module Class Name
-----------------------------------------------------------------------
1     | karaf      | org.apache.karaf.jaas.modules.ldap.LDAPLoginModule

2017-07-31 16:50:39,229 | DEBUG | 8]-nio2-thread-9 | LDAPLoginModule                  | 35 - org.apache.karaf.jaas.modules - 4.0.9 | Get the user DN.
2017-07-31 16:50:39,238 | DEBUG | 8]-nio2-thread-9 | LDAPLoginModule                  | 35 - org.apache.karaf.jaas.modules - 4.0.9 | Looking for the user in LDAP with
2017-07-31 16:50:39,238 | DEBUG | 8]-nio2-thread-9 | LDAPLoginModule                  | 35 - org.apache.karaf.jaas.modules - 4.0.9 |   base DN: dc=eng,dc=net
2017-07-31 16:50:39,238 | DEBUG | 8]-nio2-thread-9 | LDAPLoginModule                  | 35 - org.apache.karaf.jaas.modules - 4.0.9 |   filter: (samaccountname=jtAdmin)
2017-07-31 16:50:39,244 | DEBUG | 8]-nio2-thread-9 | LDAPLoginModule                  | 35 - org.apache.karaf.jaas.modules - 4.0.9 | Found the user DN.
2017-07-31 16:50:39,245 | DEBUG | 8]-nio2-thread-9 | LDAPLoginModule                  | 35 - org.apache.karaf.jaas.modules - 4.0.9 | Bind user (authentication).
2017-07-31 16:50:39,245 | DEBUG | 8]-nio2-thread-9 | LDAPLoginModule                  | 35 - org.apache.karaf.jaas.modules - 4.0.9 | Set the security principal for CN=jtAdmin,CN=Users,dc=eng,dc=net
2017-07-31 16:50:39,245 | DEBUG | 8]-nio2-thread-9 | LDAPLoginModule                  | 35 - org.apache.karaf.jaas.modules - 4.0.9 | Binding the user.
2017-07-31 16:50:39,254 | DEBUG | 8]-nio2-thread-9 | LDAPLoginModule                  | 35 - org.apache.karaf.jaas.modules - 4.0.9 | User jtAdmin successfully bound.
2017-07-31 16:50:39,256 | DEBUG | 8]-nio2-thread-9 | LDAPLoginModule                  | 35 - org.apache.karaf.jaas.modules - 4.0.9 | Looking for the user roles in LDAP with
2017-07-31 16:50:39,256 | DEBUG | 8]-nio2-thread-9 | LDAPLoginModule                  | 35 - org.apache.karaf.jaas.modules - 4.0.9 |   base DN: dc=eng,dc=net
2017-07-31 16:50:39,256 | DEBUG | 8]-nio2-thread-9 | LDAPLoginModule                  | 35 - org.apache.karaf.jaas.modules - 4.0.9 |   filter: (member=CN=jtAdmin,CN=Users,DC=eng,DC=net)
2017-07-31 16:50:39,359 | DEBUG | 8]-nio2-thread-9 | LDAPLoginModule                  | 35 - org.apache.karaf.jaas.modules - 4.0.9 | User jtAdmin is a member of role Domain Computers
2017-07-31 16:50:39,359 | DEBUG | 8]-nio2-thread-9 | LDAPLoginModule                  | 35 - org.apache.karaf.jaas.modules - 4.0.9 | Parse role mapping jtAdmin=admin,user,operator
2017-07-31 16:50:39,359 | DEBUG | 8]-nio2-thread-9 | LDAPLoginModule                  | 35 - org.apache.karaf.jaas.modules - 4.0.9 | Parse role mapping jtAdmin=admin,user,operator
2017-07-31 16:50:39,359 | DEBUG | 8]-nio2-thread-9 | LDAPLoginModule                  | 35 - org.apache.karaf.jaas.modules - 4.0.9 | User jtAdmin is a member of role Domain Controllers

2017-07-31 16:50:39,364 | DEBUG | 8]-nio2-thread-9 | LDAPLoginModule                  | 35 - org.apache.karaf.jaas.modules - 4.0.9 | Parse role mapping jtAdmins=admin,user,operator
2017-07-31 16:50:39,364 | DEBUG | 8]-nio2-thread-9 | LDAPLoginModule                  | 35 - org.apache.karaf.jaas.modules - 4.0.9 | Parse role mapping jtAdmins=admin,user,operator
2017-07-31 16:50:39,364 | DEBUG | 8]-nio2-thread-9 | LDAPLoginModule                  | 35 - org.apache.karaf.jaas.modules - 4.0.9 | LDAP role jtAdmins is mapped to Karaf role admin
2017-07-31 16:50:39,364 | DEBUG | 8]-nio2-thread-9 | LDAPLoginModule                  | 35 - org.apache.karaf.jaas.modules - 4.0.9 | LDAP role jtAdmins is mapped to Karaf role user
2017-07-31 16:50:39,365 | DEBUG | 8]-nio2-thread-9 | LDAPLoginModule                  | 35 - org.apache.karaf.jaas.modules - 4.0.9 | LDAP role jtAdmins is mapped to Karaf role operator