galaxy-bg / tk-projectx

TK ProjectX - Deploy Web Server w/ HAProxy using Ansible

tk-projectx

Test project

Assume that we use already deployed EC2/VM or Bare-Metal base os insatlled CentOS 7.5 and reach via SSH connections. Based on requirements TK admin user tkadmin is created manually and access to all servers v/a password also have sudo rights.

before start with implementing code, using common.yml we can ensure that servers are CentOS 7.5 and selinux disabled.

$ ansible-playbook playbooks/00-common.yml

Web Server installation

inverntory file has a group webservers with three members;

[webservers] ansible-srva ansible-srvb ansible-srvc

Executing command will install latest httpd service, enable firewalld allowing HTTP port and using copy module will copy 2 files index.html (customized default html file) and info.php (info.php file shows web server IP which can be used to identify server when acces via HAPorxy server IP.)

$ ansible-playbook playbooks/02-webservers.yml

HAProxy(Loadbalancer) installation

In case one of web servers become fail or service stoped to not effect end-user experiance and access without interruption Loadbalancer/HAProxy will install.

[loadbalancer] ansible-lb

Executing command HAProxy enable Firewalld allowing HTTP port and HAProxy.cfg file will configured.

$ ansible-playbook playbooks/01-loadbalancer.yml