How To Install slirp4netns on CentOS 8

slirp4netns is slirp for network namespaces

Introduction

In this tutorial we learn how to install slirp4netns on CentOS 8.

What is slirp4netns

slirp for network namespaces, without copying buffers across the namespaces.

We can use yum or dnf to install slirp4netns on CentOS 8. In this tutorial we discuss both methods but you only need to choose one of method to install slirp4netns.

Install slirp4netns 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 slirp4netns using dnf by running the following command:

sudo dnf -y install slirp4netns

Install slirp4netns 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 slirp4netns using yum by running the following command:

sudo yum -y install slirp4netns

How To Uninstall slirp4netns on CentOS 8

To uninstall only the slirp4netns package we can use the following command:

sudo dnf remove slirp4netns

slirp4netns Package Contents on CentOS 8

/usr/bin/slirp4netns
/usr/lib/.build-id
/usr/lib/.build-id/a0
/usr/lib/.build-id/a0/d1fa44706f49bcb22aa78316404b2b81fcfc87
/usr/share/doc/slirp4netns
/usr/share/doc/slirp4netns/README.md
/usr/share/licenses/slirp4netns
/usr/share/licenses/slirp4netns/COPYING
/usr/share/man/man1/slirp4netns.1.gz

References

Summary

In this tutorial we learn how to install slirp4netns on CentOS 8 using yum and dnf.