How To Install libicinga2 on Ubuntu 18.04
Introduction
In this tutorial we learn how to install libicinga2 on Ubuntu 18.04.
What is libicinga2
libicinga2 is:
Icinga 2 is a general-purpose monitoring application to fit the needs of any size of network. Icinga 1.x was a Nagios fork; this new generation has been rewritten from scratch in C++, with multi-threading and cluster support.
Features:
- all standard features of Icinga and Nagios;
- much faster and more scalable than Icinga 1 and Nagios;
- new, more intuitive, template-based configuration format;
- monitoring services on ICMP (ping) or TCP ports (HTTP, NNTP, POP3, SMTP, etc.) by executing checks (see monitoring-plugins*);
- any small script following the Nagios plugin API can be used as a check plugin;
- notifications about alerts for any custom script (with examples);
- native support for Livestatus and Graphite.
This package provides internal libraries for the daemon or studio.
There are three methods to install libicinga2 on Ubuntu 18.04. We can use apt-get, apt and aptitude. In the following sections we will describe each method. You can choose one of them.
Install libicinga2 Using apt-get
Update apt database with apt-get using the following command.
sudo apt-get update
After updating apt database, We can install libicinga2 using apt-get by running the following command:
sudo apt-get -y install libicinga2
Install libicinga2 Using apt
Update apt database with apt using the following command.
sudo apt update
After updating apt database, We can install libicinga2 using apt by running the following command:
sudo apt -y install libicinga2
Install libicinga2 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 libicinga2 using aptitude by running the following command:
sudo aptitude -y install libicinga2
How To Uninstall libicinga2 on Ubuntu 18.04
To uninstall only the libicinga2 package we can use the following command:
sudo apt-get remove libicinga2
Uninstall libicinga2 And Its Dependencies
To uninstall libicinga2 and its dependencies that are no longer needed by Ubuntu 18.04, we can use the command below:
sudo apt-get -y autoremove libicinga2
Remove libicinga2 Configurations and Data
To remove libicinga2 configuration and data from Ubuntu 18.04 we can use the following command:
sudo apt-get -y purge libicinga2
Remove libicinga2 configuration, data, and all of its dependencies
We can use the following command to remove libicinga2 configurations, data and all of its dependencies, we can use the following command:
sudo apt-get -y autoremove --purge libicinga2
References
Summary
In this tutorial we learn how to install libicinga2 package on Ubuntu 18.04 using different package management tools: apt, apt-get and aptitude.
