Configuration Management

Ansible Automation

Playbooks

Automation workflows and tasks

Roles

Reusable automation content

Inventory

Host and group management

Understanding Ansible

Ansible is an open-source automation tool that simplifies configuration management, application deployment, and task automation...

Key Features

  • Agentless Architecture
  • YAML-based Playbooks
  • Idempotency
  • Extensive Module Library

Basic Ansible Examples

Simple Playbook

---
- name: Install and Configure Web Server
  hosts: webservers
  become: yes
  tasks:
    - name: Install Apache
      apt:
        name: apache2
        state: present
        
    - name: Start Apache Service
      service:
        name: apache2
        state: started
        enabled: yes

Common Commands

  • ansible-playbook playbook.yml - Run a playbook
  • ansible-galaxy init role_name - Create a new role
  • ansible all -m ping - Test connectivity
  • ansible-vault create secret.yml - Encrypt sensitive data