ldapwhoami -vvv -h <hostname> -p <port> -D <binddn> -x -w <passwd>, where binddn is the DN of the person whose credentials you are authenticating. On success (i.e., valid credentials), you get Result: Success (0). On failure, you get ldap_bind: Invalid credentials (49).
Check out linkchecker—it will crawl the site (while obeying robots.txt) and generate a report. From there, you can script up a solution for creating the directory tree.
You want the file module. To create a directory, you need to specify the option state=directory : – name: Creates directory file: path: /src/www state: directory You can see other options at https://docs.ansible.com/ansible/latest/collections/ansible/builtin/file_module.html