DevOps Classroom notes 02/Nov/2026

Playbook

• playbook is collection tasks. it will return in yaml format

• first we need know manual steps for your task

• every command will be invidual task

Keypoints:

• playbook need name for you playbook
• hosts – when we need perform action
• sudo permission beacome: yes or no
  • define sudo permission on file level
  • task level sudo permissions
• task- what activity need to do
  • asible buildin modules
  • Parameters – input to task module
  • Attributes – get information form os level

---
- name: apache2
  hosts: all
  become: yes
  tasks:
    - name: Install Apache2
      ansible.builtin.apt:
        name: apache2
        state: present
      update_cache: yes
    
    - name: start apache2 service
      ansible.builtin.service:
        name: apache2
        state: restarted
        enabled: yes

sudo apt update && sudo apt install apache2 -y 
sudo apt install wget unzip -y 
#  https://templatemo.com/
cd /temp
wget https://templatemo.com/tm-zip-files-2020/templatemo_586_scholar.zip
unzip templatemo_586_scholar.zip
cp -rf templatemo_586_scholar/* /var/www/html
sudo systemctl restart apache2