--Ansible Roles

Roles in Ansible are next level of abstraction of Ansible playbooks

--Benefits of Ansible Roles

idea of include files and combine them to form clean and resuable abstraction

Easy to maintain/troubleshooting the playbooks

--Structure of Roles

files: contains the regular files those need to copy to target folder

handlers: Event handlers

meta: Role dependencies

templates: similar to files but contains dynamic data

tasks: playbook tasks

vars/group_vars: variable definitions

ansible-galaxy search apache

galaxy.ansible.combine

ansible-galaxy init apache --offline

main.yml

---

# tasks file for apache

- include: install.yml

- include: configure.yml

- include: service.yml

#install.yml

---

name: installing httpd

yum:

name: httpd

state: present

#configure.yml

---

- name: httpd conf

copy: src=httpd.conf dest=/etc/httpd/conf/httpd.conf

notify:

restart apache service

- name: send the file

copy: src=index.html dest=/var/www/html/index.html

# copy the configuration file to files/ folder

cp /etc/httpd/conf/httpd.conf .

# under handlers folder/main.yml

---

# handlers file for apache

- name: restart apache service

service: name=httpd state=restarted