In this tutorial I will go over how to install and setup MetalLB for on-premise implementation. Pre-req Installing MetalLB NOTE: The above example was used from here Validate deployments by executing the below command: Apply network configurations Create a file called metallb-config.yaml and enter the following values: Apply changes: And you are done!
Kubernetes On-Prem Load Balancing implementation using MetalLB Read More »
In this tutorial, I will show you how to set up a lightweight Kubernetes cluster using rancher k3s. My current Raspberry Pi 4 configuration: Hostname RAM CPU Disk IP Address k3s-master-1 8 GB 4 64 GB 192.168.1.10 k3s-worker-node-1 8 GB 4 64 GB 192.168.1.11 k3s-worker-node-2 8 GB 4 64 GB 192.168.1.12 Prerequisite set values as shown below: Apply changes by executing
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Webmin is a web-based system administration tool designed for Unix-like operating systems, including Linux. It provides a graphical interface that allows users to manage and configure various aspects of the system through a web browser. Webmin is particularly useful for users who are more comfortable with graphical interfaces and want an easier way to perform
Install Webmin on Ubuntu 20.04 Read More »
Pre-req Download rke package and set executable permissions RKE Cluster setup First, we must setup rke cluster configuration file to deploy it to rke node where the cluster will be setup. Continue with interactive configurations to setup single node cluster. Run the below command to setup rke cluster Output: Connecting to Kubernetes cluster HELM Installation
Rancher Kubernetes Single Node Setup Read More »
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 »
If you forgot your root password and need to reset it for your MySql 8 server. Follow below guide. Stop MySQL80 service on Windows This will stop the MySQL80 service. If you wish to stop service from the services console, you can go to Start menu, select Control Panel, then Administrative Tools, then Services. Okay,
Reset MySql 8.0 root password on Windows Read More »
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 »
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 »
To create a new user in MySQL follow the below steps: Create new MySQL user Once the user is created, you will need to set permissions to grant access to the database. Here I will first create a testdb to create a new database to set permissions. Create new database Assign permissions to database Update
How to create new MySQL user and assign database Read More »
Download rpm package and configure yum repository Disable mysql5.7: Enable mysql8.0: Verify: Disabling default MySQL modules Installation Service start stop start: status check: Changing temp password after installation The above output will display the default password Z#5m,9wsmlw in the console. Changing password by following below setup command Interactive setup: Connecting to MySQL server
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