How To Install cronic on Ubuntu 22.04

In this tutorial we learn how to install cronic on Ubuntu 22.04. cronic is Bash script for wrapping cron jobs to prevent excess email sending

Introduction

In this tutorial we learn how to install cronic on Ubuntu 22.04.

What is cronic

cronic is:

Cronic is a small shim shell script for wrapping cron jobs so that cron only sends email when an error has occurred. Cronic defines an error as any non-trace error output or a non-zero result code.

There are three methods to install cronic on Ubuntu 22.04. We can use apt-get, apt and aptitude. In the following sections we will describe each method. You can choose one of them.

Install cronic Using apt-get

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

sudo apt-get update

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

sudo apt-get -y install cronic

Install cronic Using apt

Update apt database with apt using the following command.

sudo apt update

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

sudo apt -y install cronic

Install cronic 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 cronic using aptitude by running the following command:

sudo aptitude -y install cronic

How To Uninstall cronic on Ubuntu 22.04

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

sudo apt-get remove cronic

Uninstall cronic And Its Dependencies

To uninstall cronic and its dependencies that are no longer needed by Ubuntu 22.04, we can use the command below:

sudo apt-get -y autoremove cronic

Remove cronic Configurations and Data

To remove cronic configuration and data from Ubuntu 22.04 we can use the following command:

sudo apt-get -y purge cronic

Remove cronic configuration, data, and all of its dependencies

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

sudo apt-get -y autoremove --purge cronic

References

Summary

In this tutorial we learn how to install cronic package on Ubuntu 22.04 using different package management tools: apt, apt-get and aptitude.