How To Install nsca-ng-server on Ubuntu 18.04
Introduction
In this tutorial we learn how to install nsca-ng-server on Ubuntu 18.04.
What is nsca-ng-server
nsca-ng-server is:
The NSCA-ng server makes the Icinga command file accessible from remote systems. This allows for submitting passive check results, downtimes, and many other commands to Icinga.
The communication with clients is TLS encrypted and authenticated using pre-shared keys (as per RFC 4279). The NSCA-ng server supports per-client passwords and fine-grained authorization control.
There are three methods to install nsca-ng-server 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 nsca-ng-server Using apt-get
Update apt database with apt-get using the following command.
sudo apt-get update
After updating apt database, We can install nsca-ng-server using apt-get by running the following command:
sudo apt-get -y install nsca-ng-server
Install nsca-ng-server Using apt
Update apt database with apt using the following command.
sudo apt update
After updating apt database, We can install nsca-ng-server using apt by running the following command:
sudo apt -y install nsca-ng-server
Install nsca-ng-server 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 nsca-ng-server using aptitude by running the following command:
sudo aptitude -y install nsca-ng-server
How To Uninstall nsca-ng-server on Ubuntu 18.04
To uninstall only the nsca-ng-server package we can use the following command:
sudo apt-get remove nsca-ng-server
Uninstall nsca-ng-server And Its Dependencies
To uninstall nsca-ng-server and its dependencies that are no longer needed by Ubuntu 18.04, we can use the command below:
sudo apt-get -y autoremove nsca-ng-server
Remove nsca-ng-server Configurations and Data
To remove nsca-ng-server configuration and data from Ubuntu 18.04 we can use the following command:
sudo apt-get -y purge nsca-ng-server
Remove nsca-ng-server configuration, data, and all of its dependencies
We can use the following command to remove nsca-ng-server configurations, data and all of its dependencies, we can use the following command:
sudo apt-get -y autoremove --purge nsca-ng-server
References
Summary
In this tutorial we learn how to install nsca-ng-server package on Ubuntu 18.04 using different package management tools: apt, apt-get and aptitude.
