How To Install haproxy on Ubuntu 20.04
Introduction
In this tutorial we learn how to install haproxy on Ubuntu 20.04.
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.
Package: haproxy Architecture: amd64 Version: 2.0.13-2 Priority: optional Section: net Origin: Ubuntu Maintainer: Ubuntu Developers [email protected] Original-Maintainer: Debian HAProxy Maintainers [email protected] Bugs: https://bugs.launchpad.net/ubuntu/+filebug Installed-Size: 3210 Pre-Depends: dpkg (>= 1.17.14) Depends: libc6 (>= 2.17), libcrypt1 (>= 1:4.1.0), libgcc-s1 (>= 3.0), liblua5.3-0, libpcre2-8-0 (>= 10.22), libssl1.1 (>= 1.1.1), libsystemd0, zlib1g (>= 1:1.1.4), adduser, lsb-base (>= 3.0-6) Suggests: vim-haproxy, haproxy-doc Filename: pool/main/h/haproxy/haproxy_2.0.13-2_amd64.deb Size: 1519012 MD5sum: ba7aab2417b388c2ec5dd843f45fbf0f SHA1: 457eb2a87b89309a1c59d848360c4a4e090fdf66 SHA256: 64290766f2e9f537120af1a8bdf5c825c345865fe3b956ed159dfc7d305a5be8 Homepage: http://www.haproxy.org/ Description-en: fast and reliable load balancing reverse proxy 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 Ubuntu 20.04. 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 Ubuntu. 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 Ubuntu 20.04
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 Ubuntu 20.04, we can use the command below:
sudo apt-get -y autoremove haproxy
Remove haproxy Configurations and Data
To remove haproxy configuration and data from Ubuntu 20.04 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
References
Summary
In this tutorial we learn how to install haproxy package on Ubuntu 20.04 using different package management tools: apt, apt-get and aptitude.
