How To Install haproxy on Debian 11

In this tutorial we learn how to install haproxy on Debian 11. haproxy is fast and reliable load balancing reverse proxy

Introduction

In this tutorial we learn how to install haproxy on Debian 11.

What is haproxy

haproxy is:

HAProxy is a TCP/HTTP reverse proxy which is particularly suited for high availability environments. It features connection persistence through HTTP cookies, load balancing, header addition, modification, deletion both ways. It has request blocking capabilities and provides interface to display server status.

There are three methods to install haproxy on Debian 11. We can use apt-get, apt and aptitude. In the following sections we will describe each method. You can choose one of them.

Install haproxy Using apt-get

Update apt database with apt-get using the following command.

sudo apt-get update

After updating apt database, We can install haproxy using apt-get by running the following command:

sudo apt-get -y install haproxy

Install haproxy Using apt

Update apt database with apt using the following command.

sudo apt update

After updating apt database, We can install haproxy using apt by running the following command:

sudo apt -y install haproxy

Install haproxy Using aptitude

If you want to follow this method, you might need to install aptitude first since aptitude is usually not installed by default on Debian. Update apt database with aptitude using the following command.

sudo aptitude update

After updating apt database, We can install haproxy using aptitude by running the following command:

sudo aptitude -y install haproxy

How To Uninstall haproxy on Debian 11

To uninstall only the haproxy package we can use the following command:

sudo apt-get remove haproxy

Uninstall haproxy And Its Dependencies

To uninstall haproxy and its dependencies that are no longer needed by Debian 11, we can use the command below:

sudo apt-get -y autoremove haproxy

Remove haproxy Configurations and Data

To remove haproxy configuration and data from Debian 11 we can use the following command:

sudo apt-get -y purge haproxy

Remove haproxy configuration, data, and all of its dependencies

We can use the following command to remove haproxy configurations, data and all of its dependencies, we can use the following command:

sudo apt-get -y autoremove --purge haproxy

Dependencies

haproxy have the following dependencies:

References

Summary

In this tutorial we learn how to install haproxy package on Debian 11 using different package management tools: apt, apt-get and aptitude.