Ansible Study Note 2-playbooks's hosts

Host: Define a remote host group

User: Users who are executing the task group

Remote_user: Same as user

sudo: If set to Yes, the user performing the task group gets root privileges when performing a task

Sudo_user: If you set user to Tom,sudo as Yes,sudo_user for Jerry, then Tom will get the permissions of the Jerry user

Connection: How to connect to a remote host by default SSH

Gather_facts: Unless you explicitly indicate that you do not need to execute the Setup module on a remote host, it will be performed automatically by default. If you do not need the variables passed by the Setup module, you can enable this option.

---

-hosts:192.168.80.20

Remote_user:root

...

This article from "Eight Miles" blog, declined reprint!

Ansible Study Note 2-playbooks's hosts