How To Install sqlgrey on CentOS 8

In this tutorial, we will discuss How To Install sqlgrey on CentOS 8 using dnf and yum package managers. Also, we will demonstrate how to uninstall and update sqlgrey as well.

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 sqlgrey
or if you use dnf:
sudo dnf makecache && sudo dnf -y install sqlgrey

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

What is sqlgrey 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 sqlgrey 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 sqlgrey 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 sqlgrey using dnf by running the following command:

sudo dnf -y install sqlgrey

Install sqlgrey on CentOS 8 using yum

Because sqlgrey 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 sqlgrey package on your server/computer by running the following command:

sudo yum -y install sqlgrey

How to upgrade (update) a single package sqlgrey using yum?

To update all the packages available on the system:

yum update

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

yum update sqlgrey

To downgrade a package to an earlier version:

yum downgrade sqlgrey

How to Upgrade sqlgrey 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 sqlgrey

How To remove sqlgrey from CentOS 8

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

sudo dnf remove sqlgrey

Extra info and code examples

A policy server for Postfix implementing greylisting. Could be configured to use MySQL, PostgreSQL or SQLite. PostgreSQL is recommended by author.

Conclusion

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

See also:

How To Install sqlgrey on CentOS 8

How To Install sqlgrey on Ubuntu 22.04

How To Install sqlgrey on Fedora 34

How To Install sqlgrey on Ubuntu 21.04

How To Install sqlgrey on Debian 11

How To Install sqlgrey on Kali Linux

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