How To Install syslog-ng-mod-smtp on Ubuntu 18.04
Introduction
In this tutorial we learn how to install syslog-ng-mod-smtp on Ubuntu 18.04.
What is syslog-ng-mod-smtp
syslog-ng-mod-smtp is:
syslog-ng is an enhanced log daemon, supporting a wide range of input and output methods: syslog, unstructured text, message queues, databases (SQL and NoSQL alike) and more.
Key features:
- receive and send RFC3164 and RFC5424 style syslog messages
- work with any kind of unstructured data
- receive and send JSON formatted messages
- classify and structure logs with builtin parsers (csv-parser(), db-parser(), etc.)
- normalize, crunch and process logs as they flow through the system
- hand on messages for further processing using message queues (like AMQP), files or databases (like PostgreSQL or MongoDB).
This package provides the SMTP destination plugin, which allows one to send email messages from within syslog-ng itself.
There are three methods to install syslog-ng-mod-smtp 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 syslog-ng-mod-smtp Using apt-get
Update apt database with apt-get using the following command.
sudo apt-get update
After updating apt database, We can install syslog-ng-mod-smtp using apt-get by running the following command:
sudo apt-get -y install syslog-ng-mod-smtp
Install syslog-ng-mod-smtp Using apt
Update apt database with apt using the following command.
sudo apt update
After updating apt database, We can install syslog-ng-mod-smtp using apt by running the following command:
sudo apt -y install syslog-ng-mod-smtp
Install syslog-ng-mod-smtp 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 syslog-ng-mod-smtp using aptitude by running the following command:
sudo aptitude -y install syslog-ng-mod-smtp
How To Uninstall syslog-ng-mod-smtp on Ubuntu 18.04
To uninstall only the syslog-ng-mod-smtp package we can use the following command:
sudo apt-get remove syslog-ng-mod-smtp
Uninstall syslog-ng-mod-smtp And Its Dependencies
To uninstall syslog-ng-mod-smtp and its dependencies that are no longer needed by Ubuntu 18.04, we can use the command below:
sudo apt-get -y autoremove syslog-ng-mod-smtp
Remove syslog-ng-mod-smtp Configurations and Data
To remove syslog-ng-mod-smtp configuration and data from Ubuntu 18.04 we can use the following command:
sudo apt-get -y purge syslog-ng-mod-smtp
Remove syslog-ng-mod-smtp configuration, data, and all of its dependencies
We can use the following command to remove syslog-ng-mod-smtp configurations, data and all of its dependencies, we can use the following command:
sudo apt-get -y autoremove --purge syslog-ng-mod-smtp
References
Summary
In this tutorial we learn how to install syslog-ng-mod-smtp package on Ubuntu 18.04 using different package management tools: apt, apt-get and aptitude.
