How to Install HAProxy on CentOS 7

HAProxy is a free, open-source software that provides a high availability load balancer.

Step1. Install apache

yum install httpd -y 

Step2. Create a file

vi /var/www/html/index.html
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Step3. Restart service

systemctl restart httpd 

Step4. Install HAProxy

yum install haproxy

Step5. Configure HAProxy server

vi /etc/haproxy/haproxy.cfg
 
frontend haproxy_inbound
    bind *:80
    default_backend haproxy_httpd
backend haproxy_httpd
    balance roundrobin
    server 192.168.106.128:80 check    (NoteL Here you can add more servers)
  server *...*:80 check

Step6. Restart service

systemctl restart haproxy
systemctl status haproxy

Step7. Access via browser HAProxy server

http://haproxy server ip/