Installing Barman on Fedora CoreOS

Barman is a backup and recovery tool designed for PostgreSQL databases. In this tutorial, we will learn how to install Barman on Fedora CoreOS.

Prerequisites

Before installing Barman, make sure you have the following:

• A Fedora CoreOS instance with root access
• PostgreSQL instance running
• A user account that can connect to the PostgreSQL instance with appropriate permissions.

Steps to Install Barman

Follow the steps below to install Barman on a Fedora CoreOS instance:

1. Start by updating the system packages:

sudo dnf update -y

2. Install the necessary packages that are required for Barman to function by executing the following command:

sudo dnf install -y python3 python3-psycopg2 python3-argcomplete python3-paramiko python3-setuptools python3-six sshpass

3. Next, you need to add the Barman repository to the package manager by running these commands:

sudo dnf install -y epel-release
sudo rpm -Uvh http://download.pgbarman.org/rpm/pgbarman-rpm-1.6.1-1.noarch.rpm

4. Once the Barman repository is added, you can install Barman using the following command:

sudo dnf install -y pgbarman

5. Finally, verify that Barman is installed and working by running the following command:

barman check <hostname>

Replace <hostname> with the hostname of the PostgreSQL server you want to backup.

Congratulations! You have installed Barman on your Fedora CoreOS instance. You can now configure Barman to backup your PostgreSQL databases.

Conclusion

In this tutorial, we learned how to install Barman on a Fedora CoreOS instance. Always remember to back up your databases regularly to avoid data loss in case of unexpected events.

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