How to set Static IP Address on Ubuntu 20.04
Login to Ubuntu node as a sudo user. Backup exiting files Edit install config file
How to set Static IP Address on Ubuntu 20.04 Read More »
Linux
How to encrypt and decrypt files using openssl
In this tutorial we will go over how to encrypt a text file that we can store in public storage without any security concerns. Suppose you are running an application in a cloud platform, and you are running daily backup of SQL files and want to store it securely in block storage somewhere in the
How to encrypt and decrypt files using openssl Read More »
How to generate self-signed certificate in Linux
In this tutorial, I will be using CentOS 7 to generate self-signed certificates. You can use any Linux operating system as long as it is Openssl install. To install Openssl follow the below guide: Openssl installation CentOS, Redhat, Fedora: Ubuntu, Debian Generating certificate with password Command: Interactive view: Verify output Generating certificate without password Command:
How to generate self-signed certificate in Linux Read More »
Managing MySQL database using PHPMyAdmin in Kubernetes
Make sure you are familiar with connecting to a Kubernetes cluster, have the Nginx ingress controller configured with a certificate manager, and have a MySQL database pod deployed. Only then, can you proceed. Follow this guide if you do not have MySQL deployed. Follow this guide to set up Nginx ingress and cert manager. PhpMyAdmin
Managing MySQL database using PHPMyAdmin in Kubernetes Read More »
Linux Base64 encoding and decoding string value
Base64 encoding is a method of encoding binary data into an ASCII (text-based) format. In Linux and other computing environments, Base64 encoding is commonly used to represent binary data in a human-readable form. This encoding is used for different purposes. It encodes binary files for transmission over protocols that use text. It can also embed
Linux Base64 encoding and decoding string value Read More »
Hosting ASP.NET Core 2.1 application on CentOS 7 with NGINX
In this tutorial, I will demonstrate how to setup web hosting for ASP.NET Core 2.1 application in CentOS 7 Linux operating system using NGINX web hosting platform. Before we proceed, let’s make sure the system is up-to-date. Follow below steps. Setup NGINX and Firewall If it returned running. That means firewalld service is in running
Hosting ASP.NET Core 2.1 application on CentOS 7 with NGINX Read More »
Creating a sudo user on centos
To execute admin actions using a regular user, you need to create a sudo privileged account. By default, in CentOS, any user part of a wheel group is granted access to execute privileged commands. Follow the below steps to create a sudo account. NOTE: you can replace johnsmith with your preferred username. You will be
Creating a sudo user on centos Read More »
Setup Kubernetes Cluster on CentOS 7
In this tutorial, we will use kubeadm to configure a Kubernetes cluster on CentOS 7.4. IMPORTANT NOTE: Ensure swap is disabled on both master and worker nodes. Kubernetes requires swap to be disabled in order for it to successfully configure Kubernetes Cluster. Before you start setting up Kubernetes cluster, it is recommended that you update
Setup Kubernetes Cluster on CentOS 7 Read More »
How to Assign Static IP Address to Ubuntu Linux Server
In this tutorial, I will be using Ubuntu 16.04 operating system. This tutorial assumes that you know how to edit a file in Linux. First, execute the below command to open interfaces file: After that, depending on your system network card configuration, you may see the below format in vi editor. In the last line
How to Assign Static IP Address to Ubuntu Linux Server Read More »