How To Install blazar on Ubuntu 21.04

One-liner install command

For those in a hurry, here's a one-line installation command:

sudo apt-get update && sudo apt -y install python3-blazarclient

But if you are interested in the detailed steps with descriptions, the following information is for you.

What is blazar and what are the ways to install it?

Before beginning this tutorial, you will need access to a server or computer running Ubuntu 21.04. This guide was written specifically with a server running Ubuntu 21.04 in mind, although it should also work on older, supported versions of the operating system.

Also, make sure you are running a regular, non-root user with sudo privileges configured on your server. When you have an account available, log in as your non-root user to begin.

There are several ways to install blazar on Ubuntu 21.04. You can use (links are clickable):

In the following sections, we will describe each method in detail. You can choose one of them or refer to the recommended one.

Install blazar using apt-get

First, update apt database with apt-get using the following command.

sudo apt-get update

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

sudo apt -y install python3-blazarclient

Install blazar using apt

Because blazar is available in Ubuntu 21.04’s default repositories, it is possible to install it from these repositories using the apt packaging system.

To begin, update apt database with apt using the following command.

sudo apt update

After updating apt database, You can install blazar using apt by running the following command:

sudo apt -y install python3-blazarclient

Install blazar 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 21.04. Update apt database with aptitude using the following command.

sudo aptitude update

After updating aptitude database, You can install blazar by running the following command:

sudo aptitude -y install python3-blazarclient

How to upgrade (update) a single package blazar using apt-get?

First, you will need to update packages index. Run update command as usual:

sudo apt-get update

Next, to upgrade only the blazar, e.g. single package, you should use the following format with the apt-get command/apt command:

sudo apt-get --only-upgrade install python3-blazarclient

Note that this command will not install any new packages! If you wish to install the package if it doesn't exist you may leave out --only-upgrade part.

sudo apt-get install python3-blazarclient

How To Uninstall blazar from Ubuntu 21.04

To uninstall only the blazar package you can execute the following command:

sudo apt-get remove python3-blazarclient

Uninstall blazar and all its dependencies

To uninstall blazar and its dependencies that are no longer needed by Ubuntu 21.04, you can use the command below:

sudo apt-get -y autoremove python3-blazarclient

Remove blazar with all configurations and data

To remove blazar configuration and data from your system you can run the following purge command:

sudo apt-get -y purge python3-blazarclient

Remove blazar completely (configurations, data and all of its dependencies)

And lastly, you can run the next command to remove absolutely everything related to blazar package, e.g.: configurations, data and all of its dependencies. Just use this command:

sudo apt-get -y autoremove --purge python3-blazarclient

Extra info and code examples

Blazar is a resource reservation service for OpenStack. Blazar enables users to reserve a specific type/amount of resources for a specific time period and it leases these resources to users based on their reservations. The following two resource types are currently supported: * Compute host: reserve and lease with a unit of a whole host * Instance: reserve and lease with a unit of a flavor This package contains the client Python module and cli tool.

Conclusion

You now have a full guide on how to install blazar using apt, apt-get and aptitude tools. Also, we showed how to update as a single package and different ways to uninstall the blazar from Ubuntu 21.04.

See also: