web.yml

- hosts: webserver
  tasks:
          - name: "Installing httpd"
            package:
                    name: "httpd"
                    state: present

          - name: "Installing php"
            package:
                    name: "php"
                    state: present

          - name: "copying the file"
            copy:
                    src: "/root/index.php"
                    dest: "/var/www/html/"



          - name: "Handling the firewall"
            firewalld:

                    state: enabled
                    port: 80/tcp
                    permanent: yes

          - name: "Starting the service"
            service:
                    name: "httpd"
                    state: started



- hosts: loadbalancer
  tasks:

          - name: "Installing the haproxy"
            package:
                    name: "haproxy"
                    state: present

          - name: "updating the haproxy.cfg file"
            blockinfile:
                    path: /etc/haproxy/haproxy.cfg
                    block: |
                            {% for i in groups['webserver'] %}
                            server app{{ loop.index }} {{ i }}:80 check
                            {% endfor %}
            notify: "restart the service"

           - lineinfile:

                  path: /etc/haproxy/haproxy.cfg
                  regexp: "bind *:5000"
                  # insertafter: "frontend main"
                  line: "bind *:8080"
            notify: "restart the service"


          - firewalld:
                  state: enabled
                  port: 8080/tcp
                  permanent: yes

          - service:
                  name: "haproxy"
                  state: started


  handlers:

          - name: "restart the service"
            service:
                    name: "haproxy"
                    state: restarted