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Virtual Geek

Tales from real IT system administrators world and non-production environment

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How to install Ansible AWX on Ubuntu using Kubernetes K8S

This is step by step in the detailed installation guide of Ansible AWX operator (Automation controller Tower). On this channel earlier I had written 2 articles on how to install Ansible AWX operator but they are no longer valid as the installation instruction has been changed. For any new changes yo…

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Can not execute kustomize build issue installing Ansible AWX Operator

While installing Ansible AWX operator tower (Automation Controller) for the development team, I was receiving the below error. I was following the official installation guide given from https://github.com/ansible/awx-operator.

kustomize kustomization.yaml yml kubernetes manifest configuration vmware vsphere ansible awx operator azure ansible platform automation controller tower setup sevalsymlink git.jpg

ubuntu@AnsibleAWX:~$
ubuntu@AnsibleAWX:~$ kustomize build . …

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Rancher k3s.yaml permission denied when using kubectl - Kubernetes

While working with Install and Setup your own Kubernetes Cluster with K3s, I installed K3s as a non sudo root user. After complete installation when running any kubectl command I was receiving the below error.

ubuntu@AnsibleAWX:~$
ubuntu@AnsibleAWX:~$ kubectl get nodes
WARN[0000] Unable to…

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Install and Setup your own Kubernetes Cluster with K3s

K3s is a trivial, lightweight, easy to install, implement, and operate version of standard Kubernetes (K8s). The main part is it is not a fork of Kubernetes. K3s is a certified Kubernetes lightweight distribution. It can be used to run production workload as well. I found it is easier to install K3S…

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MINIKUBE Unable to start VM - This computer doesn't have VT-X AMD-v enabled

While setting up and starting minikube in my lab How to Install Minikube on Ubuntu - Step by Step, I was receiving two errors. First error was related to not running minikube start as root privileges. Which was resolved after existing from the root account and running minikube as a normal user.

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How to Install Minikube on Ubuntu - Step by Step

This is a step by step guide to install Minikube on the Ubuntu Linux system. Minikube is a lightweight Kubernetes implementation that creates a VM on your local machine and deploys a simple cluster containing only one node. Minikube is available for Linux, macOS, and Windows systems. Minikube is ve…

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Using Ansible to Manage Windows Servers initial setup – Step by Step

In this article I will be configuring and connecting Ansible server and Windows host for Microsoft Windows system configuration management. First prepare Ansible host by installing ansible.windows collection with ansible-galaxy command. Next install pywinrm and python3-winrm Python packages with …

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PowerCLI enable or disable WBEM service on VMware ESXi server

The VMware Host Hardware (WBEM) sensor monitors information about the hardware of an ESXi server using Web-based Enterprise Management (WBEM). This script will disable and enable WBEM service using PowerCLI.

Download this Set-WbemServiceEsxi.ps1 here or it is also available on github.com/janviu…

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Executing PowerShell script from PHP HTML web server

Recently I was reading some Advanced Python coding books, I was especially fascinated by the Flask module. This project is an outcome of the same, If similar can be achieved with PowerShell and HTML, I wrote some code in HTML, PHP and PowerShell and it is working well after testing. Here in this pro…

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Find and use Azure Marketplace VM images with Azure Az CLI

There is another way to Find and use Azure Marketplace VM images with Azure PowerShell. You can do the same task to fetch Azure VM information using is az cli. There are two common images UbuntuServer and MicrosoftWindowsServer. Here I will work with Ubuntu images to get information from az cli co…

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Find and use Azure Marketplace VM images with Azure PowerShell

You can use this write up to find Azure Virtual Machine images available on the Azure Marketplace using PowerShell Module Az (Azure) commands. Before proceeding you need to know a few jargon vocabulary related to Azure cloud VM Images. You can use below properties to find VM templates on Azure cloud…

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Vmware PowerCLI Import-Module message VMware Customer Experience Improvement Program (CEIP)

When you run the command to Import-Module VMware.PowerCLI on Powershell, You might have received the below warning message regarding VMware CEIP (Customer Experience Improvement Program). 

VMware's Customer Experience Improvement Program (CEIP) collects technical information from participating …

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Ansible Deploy a VMware vSphere Virtual Machine from a Template

One of my teammates from another project had a requirement of deploying a clone VMware Virtual Machine from a template using Ansible. In the last hour additional requirements they wanted to process clones of multiple VMs with different types of operating system such as Linux and Microsoft Windows.…

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Active Directory User Account Password Expiry Email Notification using PowerShell

While working and setting up a new project from scratch, the Helpdesk team wanted a solution to automatically send alert notification to Users about their Accounts password expiring. The notification email format looks like below once password is near defined days in the PowerShell Script. This Powe…

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Using MetalLB as LoadBalancer service to Kubernetes bare metal

The intent of this Load balancer is to spread the workload among different servers or applications. It can be set up on both physical and virtual infrastructures. The load balancer traces the accessibility and availability of pods with the Kubernetes Endpoints API. When it gets an app request for a …

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Create and capture Microsoft Windows server Sysprep template image

I had a project where I wanted to deliver few Microsoft Windows images to the customer. After several meeting they wanted this templates to sysprep 'ed. 

What is Sysprep?

Sysprep is a tool/utility provided by Microsoft (System Preparation) that makes a Windows client or Windows Server prepa…

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VMware vSphere vCenter replace machine SSL certificate with custom CA signed certificates

There is a best security practice to implement authorized SSL Certificates on VMware infrastructure. Here I am installing certificates on the vSphere vCenter server. By default VMCA (VMware Certificate Authority) signed certificate is installed on the vCenter server. Which you can see under vSphere …

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VMware vCenter Esxi Add a Trusted Root Certificate to the Certificate Store

In this article I will add the Trusted Root certificate in vCenter Certificate store. Basically this will help to use your Certificate Authority root chain certificate (CA server) or third party certificates in your VMware vSphere infrastructure, If you are intending to use a trusted root certificat…

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Terraform VMware vSphere Virtual Machine customization clone failed on Windows

While doing project on Terraform with VMware vSphere: Terraform module clone VMware vSphere Linux and Windows virtual machine, I was receiving below error while deployment. VM was getting deployed but VM customization was running into error and failing.

Error: 
│ Virtual machine customiza…

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Terraform module clone VMware vSphere Linux and Windows virtual machine

After writing initial Terraform code to clone VMware Virtual Machine template Using terraform to clone a virtual machine on VMware vSphere infrastructure, There was a requirement to clone Linux and Windows Virtual Machines using the single TF file and it must create multiple VMs from map hash table …

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