HA Proxy VM

Configure HAProxy VM

1. SSH to HAProxy VM using the VSCode > Terminal

   CommandCommand Sample

   ssh -l ubuntu <ip-address-of-haproxy-user01-01>
   

   ssh -l ubuntu 10.x.x.123
   

2. Install HAProxy

   sudo apt update
   sudo apt install -y haproxy
   

3. Configure HAProxy

   Edit configurations:

   sudo vim /etc/haproxy/haproxy.cfg
   

   Replace or append:

   frontend http_front
       bind *:80
       default_backend web_servers
   
   backend web_servers
       balance roundrobin
       server web1 _your_web_server_ip:80 check
   

4. Enable and Restart HAProxy

   sudo systemctl enable haproxy
   sudo systemctl restart haproxy
   

5. Verify status:

   sudo systemctl status haproxy
   

   8. Firewall Rules (If Enabled)

   sudo ufw allow 80
   sudo ufw enable
   

Validation

1. Test Load Balancing

   Open a browser to point to your HAProxy VM IP.

   http://192.168.1.10
   

   Refresh multiple times — requests should alternate between frontend servers.