Introduction
In this tutorial we learn how to install clevis-luks on CentOS 8.
What is clevis-luks
LUKS integration for clevis. This package allows you to bind a LUKS volume to a clevis unlocking policy. For automated unlocking, an unlocker will also be required. See, for example, clevis-dracut and clevis-udisks2.
We can use yum or dnf to install clevis-luks on CentOS 8. In this tutorial we discuss both methods but you only need to choose one of method to install clevis-luks.
Install clevis-luks on CentOS 8 Using dnf
Update yum database with dnf using the following command.
sudo dnf makecache --refresh
The output should look something like this:
CentOS Linux 8 - AppStream 43 kB/s | 4.3 kB 00:00
CentOS Linux 8 - BaseOS 65 kB/s | 3.9 kB 00:00
CentOS Linux 8 - ContinuousRelease 43 kB/s | 3.0 kB 00:00
CentOS Linux 8 - Extras 23 kB/s | 1.5 kB 00:00
CentOS Linux 8 - FastTrack 40 kB/s | 3.0 kB 00:00
CentOS Linux 8 - HighAvailability 36 kB/s | 3.9 kB 00:00
CentOS Linux 8 - Plus 24 kB/s | 1.5 kB 00:00
CentOS Linux 8 - PowerTools 50 kB/s | 4.3 kB 00:00
Extra Packages for Enterprise Linux Modular 8 - x86_64 13 kB/s | 9.2 kB 00:00
Extra Packages for Enterprise Linux 8 - x86_64 24 kB/s | 8.5 kB 00:00
Metadata cache created.
After updating yum database, We can install clevis-luks using dnf by running the following command:
sudo dnf -y install clevis-luks
Install clevis-luks on CentOS 8 Using yum
Update yum database with yum using the following command.
sudo yum makecache --refresh
The output should look something like this:
CentOS Linux 8 - AppStream 43 kB/s | 4.3 kB 00:00
CentOS Linux 8 - BaseOS 65 kB/s | 3.9 kB 00:00
CentOS Linux 8 - ContinuousRelease 43 kB/s | 3.0 kB 00:00
CentOS Linux 8 - Extras 23 kB/s | 1.5 kB 00:00
CentOS Linux 8 - FastTrack 40 kB/s | 3.0 kB 00:00
CentOS Linux 8 - HighAvailability 36 kB/s | 3.9 kB 00:00
CentOS Linux 8 - Plus 24 kB/s | 1.5 kB 00:00
CentOS Linux 8 - PowerTools 50 kB/s | 4.3 kB 00:00
Extra Packages for Enterprise Linux Modular 8 - x86_64 13 kB/s | 9.2 kB 00:00
Extra Packages for Enterprise Linux 8 - x86_64 24 kB/s | 8.5 kB 00:00
Metadata cache created.
After updating yum database, We can install clevis-luks using yum by running the following command:
sudo yum -y install clevis-luks
How To Uninstall clevis-luks on CentOS 8
To uninstall only the clevis-luks package we can use the following command:
sudo dnf remove clevis-luks
clevis-luks Package Contents on CentOS 8
/usr/bin/clevis-luks-bind
/usr/bin/clevis-luks-common-functions
/usr/bin/clevis-luks-edit
/usr/bin/clevis-luks-list
/usr/bin/clevis-luks-pass
/usr/bin/clevis-luks-regen
/usr/bin/clevis-luks-report
/usr/bin/clevis-luks-unbind
/usr/bin/clevis-luks-unlock
/usr/share/man/man1/clevis-luks-bind.1.gz
/usr/share/man/man1/clevis-luks-edit.1.gz
/usr/share/man/man1/clevis-luks-list.1.gz
/usr/share/man/man1/clevis-luks-pass.1.gz
/usr/share/man/man1/clevis-luks-regen.1.gz
/usr/share/man/man1/clevis-luks-report.1.gz
/usr/share/man/man1/clevis-luks-unbind.1.gz
/usr/share/man/man1/clevis-luks-unlock.1.gz
/usr/share/man/man7/clevis-luks-unlockers.7.gz
References
Summary
In this tutorial we learn how to install clevis-luks on CentOS 8 using yum and dnf.
