- name: List directory files hosts: localhost
tasks:
- name: Get files in directory set_fact:
files: "{{ lookup('pipe', 'ls /tmp') }}"
- debug:
var: files
Explanation:
The pipe lookup plugin executes shell commands, and here it lists files in /tmp. This data is stored in a variable for further processing.

ansible-galaxy init roles/apache --collection my_namespace.my_collection
Explanation:
The ansible-galaxy init command creates a skeleton role within the specified collection, which can be customized to configure the Apache web server.

- name: Store control node result hosts: web1
tasks:
- name: Get disk usage on control node
command: df -h
delegate_to: localhost
register: disk_usage
- name: Show disk usage debug:
var: disk_usage
Explanation:
This task demonstrates delegating commands to the control node while retaining results within the managed host's context.

git stash
Explanation:
Stashing saves the current working directory state, enabling temporary storage and later retrieval.

# inventory.yml
all:
children:
web_servers: hosts: web1:
db_servers: hosts: db1:
vars:
ansible_user: deploy
Explanation:
Grouping hosts and defining variables globally ensures consistent configuration across multiple groups.