ansible
AutomationPackage: ansible-core
Runs one module on the inventory's hosts, without a playbook: ping to prove SSH gets through and Python answers, setup to read facts, command for a raw command. A host pattern matching nothing is not an error: a warning, and exit code 0.
What its options do in the lessons
From the same glossary the lessons render under their commands, so the two cannot disagree.
ansible --version- Prints the ansible-core version and, on the
config fileline, theansible.cfgthat was read —Nonewhile there is none. ansible -a- The arguments handed to the module named by
-m: the command forcommand,filter=…forsetup. ansible -i- Names the inventory file — the list of machines and how to reach them — instead of
/etc/ansible/hosts, the default path. ansible -m- The module to run on the targeted hosts:
pingto test the SSH-and-Python chain,setupto read facts,commandfor a raw command.