Assistant who is always at hand
Certbot is a Python client that automates both obtaining free certificates from Let’s Encrypt and configuring web servers to create a secure https connection using these certificates. As an example, we will look at installing Cerbot on CentOS, learn how to get a free certificate using it and automatically configure nginx / apache. Install Certbot … Read more
If we try to run py scripts or software that uses python in CentOS 8, we get one of the following errors: This is due to the fact that in CentOS 8, the python package is not installed by default. The system developers decided to leave the version choice and installation to us users. CentOS … Read more
Sometimes you need to add an alias on the interface. In CentOS 8 add second IP can be done in several ways. 1 ifconfig2 /etc/sysconfig/network-scripts/ Adding an alias with ifconfig To get started, let’s look at the available interfaces in the system using ifconfig: In the example, this is eth0. To add a second IP … Read more
Earlier we installed CentOS 8. But what if the disk size was not enough? Fortunately, this operating system uses LVM by default, and in this article we will use for example the CentOS 8 extend LVM partition. This procedure is practically no different from the actions in previous versions of this OS. Attention! Before you … Read more
Installing the CentOS 8 operating system itself was discussed earlier in this article. Docker on CentOS 8: installation error When trying to install Docker on Centos 8 from the official repository, I received the following error: The error is caused by the containerd.io dependency, which cannot be automatically installed from the repository. CentOS 8 install … Read more
On September 24, 2019, CentOS 8 was released, the first version of the system was marked 8.0-1905. In Centos 8 installation does not fundamentally differ from the installation in previous versions of the system, however, small differences still appeared. The article provides step-by-step installation instructions for Centos 8 with comments and screenshots. 1 Distributives2 Install … Read more
