How To Install tomoyo-selectpolicy on CentOS 8

One-liner Install Command

If you are only interested in the installation command, here is a quick answer for you:

sudo yum makecache && sudo yum -y install tomoyo-tools

sudo dnf makecache && sudo dnf -y install tomoyo-tools

But if you are interested in the details with step-by-step instructions, the following information will be helpful.

What is tomoyo-selectpolicy and How to Install It?

First things first, you will need access to a server or computer running CentOS 8. This guide was written specifically with a server running CentOS 8 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 tomoyo-selectpolicy on CentOS 8. 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 tomoyo-selectpolicy on CentOS 8 using dnf

First, update dnf packages database with dnf by running the next command:

sudo dnf makecache --refresh

After updating database, You can install tomoyo-selectpolicy using dnf by running the following command:

sudo dnf -y install tomoyo-tools

Install tomoyo-selectpolicy on CentOS 8 using yum

Because tomoyo-selectpolicy is available in CentOS 8’s default repositories, it is possible to install it from these repositories using the yum packaging system.

To begin, update local packages database with yum using the following command.

sudo yum makecache --refresh

Now can install tomoyo-selectpolicy package on your server/computer by running the following command:

sudo yum -y install tomoyo-tools

How to upgrade (update) a single package tomoyo-selectpolicy using yum?

To update all the packages available on the system:

yum update

If you want to update a specific package like tomoyo-selectpolicy in this example you should use the following command:

yum update tomoyo-tools

To downgrade a package to an earlier version:

yum downgrade tomoyo-tools

How to Upgrade tomoyo-selectpolicy on CentOS 8 with dnf?

When you run the dnf update, all system packages with available updates are updated. However, if you want to upgrade a single package, then you would have to pass the package name as the argument to the dnf update command.

dnf update tomoyo-tools

How To remove tomoyo-selectpolicy from CentOS 8

To uninstall only the tomoyo-selectpolicy package you can execute the following command:

sudo dnf remove tomoyo-tools

Extra info and code examples

TOMOYO Linux is a lightweight and easy-to-use path-based Mandatory Access Control (MAC) implementation with: * automatic policy configuration via "learning" mode; * an administrator-friendly policy language; * no need for SELinux, or userland program modifications. This package provides the audit daemon and administrative utilities for use on a Linux kernel with TOMOYO support (standard in Debian kernels).

Conclusion

You now have a full guide on how to install tomoyo-selectpolicy using dnf and yum package managers. Also, we showed how to update manually as a single package and different ways to uninstall the tomoyo-selectpolicy from CentOS 8.

See also: