Ansible - Playbooks ▶️

Description 👀

Playbooks are written in yml, and are the main way to automate Ansible.

• play: defines the set of activities (tasks) to be run on hosts
• task: an action to be performed on the host
  • i.e: execute a command, run a script, install a package

Basics 📝

• execute an ansible playbook

    ansible-playbook <path-to/playbook.yml> -i <path-to/inventory.txt>
  

• playbook.yml

    -
        name: <play name>
        hosts: <host-pattern>
        tasks:
            - name: <task name>
              <module>:
                <module-args>
  

Examples 🧩

• sample playbook

    -
        name: Play 1
        hosts: all
        tasks:
            - name: execute command 'date'
              command: date
            - name: execute script on server
              command: test_script.sh
            - name: install httpd service
              yum:
                name: httpd
                state: present
            - name: start web server
              service: 
                name: httpd
                state: started
  

  • alternate example

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