- name: Find main LDAP database DN
  command: >
    ldapsearch -Y EXTERNAL -H ldapi:/// \
    -b cn=config '(olcSuffix={{ ldap_basedn }})' dn
  register: ldap_db_dn
  changed_when: false

- name: Set fact for main database DN
  set_fact:
    ldap_main_db_dn: "{{ ldap_db_dn.stdout_lines | select('match','^dn:') | first | regex_replace('^dn: ','') }}"