![]() ![]() Restart and enable rsyslog service so that it will be available across the reboots ~]# systemctl restart rsyslog Now create nf file for rsyslog, paste the following lines, ~]# vi /etc/rsyslog.d/nf Server nginx-node02 192.168.1.12:80 checkĬonfigure rsyslog so that it stores all HAProxy statistics, edit rsyslog config file “ /etc/nf” and uncomment line 19 and 20, ~]# vi /etc/nf Option httpchk HEAD / HTTP/1.1rnHost: localhost # acl url_static path_beg -i /static /images /javascript /stylesheets In Backend section we define the type of load balance algorithm we will use like round robin & least connection etc and backend server’s name, IPs and port, example is demonstrated below, haproxy]# vi haproxy.cfg In Frontend section we define the haproxy IP and its port, stats uri and backend name. In configuration file, we will modify two sections frontend and backend. haproxy]# cp haproxy.cfg haproxy.cfg-org Once the haproxy is installed successfully, configure it by editing its configuration file “ /etc/haproxy/haproxy.cfg“.īefore editing the file, it is always a good practice to make a backup of original file, run the following command, ~]# cd /etc/haproxy/ Now use following dnf command to install haproxy, ~]# dnf install haproxy So execute the following command, ~]# dnf update -y ![]() But it is recommended update your system before installing haproxy. Haproxy package is available in the default package repositories of CentOS 8 and RHEL 8, so it can be easily installed with dnf command. Step:2) Install and Configure HAProxy on CentOS 8 / RHEL 8 ![]() Login to your CentOS 8 or RHEL 8 system where you will install haproxy, add the following lines in /etc/hosts file, 192.168.1.10 haproxy-centos8Īfter updating the hosts file, make sure you are able to ping Nginx nodes, Let’s jump into installation and configuration steps of HAProxy on CentOS 8 / RHEL 8 Step:1) Update /etc/hosts file of your HAProxy Server Following are the details for my haproxy lab setup, In this article, we will discuss how to install and configure HAProxy on CentOS 8/RHEL 8 for Nginx Web Servers. It is used by most famous web sites like GitHub, Stack Overflow and Tumbler. In other words, we can say HAProxy is used to provide fault tolerance and high availability in case when one node is getting too many concurrent requests. HAProxy stands for High Availability Proxy, it is a free and open source load balancer tool which allow to balance the incoming traffic ( TCP and HTTP based) by distributing across the backend servers using different criteria. ![]()
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