Python Special Methods with examples

An Ansible Playbook Tutorial 

Looping in Playbooks 

The below playbook creates the test directories on the hosts those are defined under the web group of servers inside the /etc/ansible/hosts file - 

---

- hosts: web

  vars:

   - user_name: srohila

  tasks:

   - name: Create Test Directories

     file : path=/home/{{ user_name }}/AnsibleTest/{{ item }}

       state=directory

       owner={{ user_name }}

       group={{user_name }}

       mode=0700

     with_items:

       - src

       - bin

       - logs

       - tmp

       - backup

while executing the above playbook, the below output appears on the console -

Using Ansible Playbook to install yum packages-with sudo

Below is the playbook to install packages using yum on the web group of servers-

---
- hosts: web

  vars:
   - user_name: srohila

  tasks:
   - name: Installing the Yum Packages
     yum: pkg={{item}} state=present
     become: yes
     become_method: sudo

     with_items:
        - git
        - htop
        - unzip

[srohila@localhost ansibleStuff]$ ansible-playbook yumInstall.yml -k --ask-become-pass

In above execution --ask-become-pass is the new way to use the sudo

Use Of handlers to install the packages using Ansible Playbook:

---
 - hosts: web

   vars:
    - package_name: tftp-server


   tasks:
    - name: Installing {{package_name}}
      yum: pkg={{package_name}} state=present
      become: yes
      become_method: sudo
      notify:
       - restart {{package_name}}


   handlers:
    - name: restart {{package_name}}