OpenLDAP Authenticate - mini How to?

Archive Rancher 1.x
1

On a separate server, I have the OpenLDAP server.

Advise me mini how to

  1. to make cert.crt
  2. specify an external server to connect to OpenLDAP (openldap settings for connecting to the rancher)
  3. restart working ranchers server with the settings for OpenLDAP

Thanks!