homeserver/roles/mgrote_gitea_setup/tasks/ldap.yml

---
# die Variablen kommen aus
# - https://docs.gitea.com/administration/command-line
# - https://github.com/lldap/lldap/blob/main/example_configs/gitea.md
# und
# den jeweiligen group/host-Vars!
- name: Ensure LDAP config is set up
  no_log: "{{ no_debug | default('true') }}"
  become_user: gitea
  become: true
  ansible.builtin.command: |
    forgejo admin auth add-ldap \
      --config "{{ gitea_configuration_path }}/gitea.ini" \
      --name "lldap" \
      --security-protocol "unencrypted" \
      --host "{{ gitea_ldap_host }}" \
      --port "3890" \
      --bind-dn "uid={{ gitea_ldap_bind_user }},ou=people,{{ gitea_ldap_base_path }}" \
      --bind-password "{{ gitea_ldap_bind_pass }}" \
      --user-search-base "ou=people,{{ gitea_ldap_base_path }}" \
      --user-filter "(&(memberof=cn=gitea,ou=groups,{{ gitea_ldap_base_path }})(|(uid=%[1]s)(mail=%[1]s)))" \
      --username-attribute "uid" \
      --email-attribute "mail" \
      --firstname-attribute "givenName" \
      --surname-attribute "sn" \
      --avatar-attribute "jpegPhoto" \
      --synchronize-users
  register: setup
  ignore_errors: true
  failed_when: 'not "Command error: login source already exists [name: lldap]" in setup.stderr' # fail Task wenn LDAP schon konfiguriert ist
  changed_when: "setup.rc == 0" # chnaged nur wenn Task rc 0 hat, sollte nur beim ersten lauf vorkommen; ungetestet

- name: Modify LDAP config
  no_log: "{{ no_debug | default('true') }}"
  become_user: gitea
  become: true
  ansible.builtin.command: |
    forgejo admin auth update-ldap \
      --config "{{ gitea_configuration_path }}/gitea.ini" \
      --id "1" \
      --security-protocol "unencrypted" \
      --host "{{ gitea_ldap_host }}" \
      --port "3890" \
      --bind-dn "uid={{ gitea_ldap_bind_user }},ou=people,{{ gitea_ldap_base_path }}" \
      --bind-password "{{ gitea_ldap_bind_pass }}" \
      --user-search-base "ou=people,{{ gitea_ldap_base_path }}" \
      --user-filter "(&(memberof=cn=gitea,ou=groups,{{ gitea_ldap_base_path }})(|(uid=%[1]s)(mail=%[1]s)))" \
      --username-attribute "uid" \
      --email-attribute "mail" \
      --firstname-attribute "givenName" \
      --surname-attribute "sn" \
      --avatar-attribute "jpegPhoto" \
      --synchronize-users
  when: '"Command error: login source already exists [name: lldap]" in setup.stderr' # führe nur aus wenn erster Task fehlgeschlagen ist
  changed_when: false # keine idee wie ich changed feststellen kann
...