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Virtual Geek

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

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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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Terraform VMware vSphere Virtual Machine cloning Operating system not found

After cloning VMWare Virtual Machine using Terraform code, I waited for a long time but terraform apply command was not getting completed and was in the creation state of indefinitely. The VM was cloned on the vCenter server and it was powered on. But when I checked on the VM VMware web remote conso…

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Using terraform to clone a virtual machine on VMware vSphere infrastructure

This is a example script to clone and deploy multiple Linux vCenter Virtual Machines on VMware vSphere vCenter server infrastructure using hashicorp terraform scripts. In my VMware infrastructure I already have configured virtual datacenter, cluster, network and datastore. There is Linux VM template…

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Setup HAProxy for Ingress Controller Kubernetes Cluster

In earlier article I configured Setup and deploy Ingress controller for Kubernetes on Bare Metal servers. To get the web url working in the browser I had used local hosts file to add DNS host entries under directory /etc, but everytime I try the dns url in the browser it was taking me to the fir…

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Configure, Manage and Assign License Settings for VMware vCenter Server and ESXi

After deploying new VMware vSphere 8.0 products, I was seeing MANAGE YOUR LICENSES (There are expired or expiring licenses in your inventory) warning on the vCenter vSphere Client ui portal top bar. This article focuses on assigning licenses to vCenter server or ESXi host.

Installation Articles

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Setup and deploy Ingress controller for Kubernetes on Bare Metal servers

After install, setup and configuration of Kubernetes Cluster in my bare metal servers, I wanted to do the POC (proof of concept) of Ingress resource for one of the production environment. 

Kubernetes Ingress is an API entity that lets entry to your Kubernetes services from outside network. It p…

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How to Install & Deploy vCenter Server Appliance (VCSA) 8.0

vCenter Server is the unified management service for VMware, and is used to handle virtual machines, multiple ESXi hosts, and all dependent elements from a single centralized location. As a base I have already deployed my ESXi server in the lab with VMware ESXi 8.0 step by step Installation guide w…

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Configure VMware ESXi server network settings in DCUI

In the earlier part of I wrote an article about VMware ESXi 8.0 step by step Installation guide with Screenshots. In this article I will configure the networking for ESXi server and assign IP address, DNS and other configuration.

After first part ESXi server is rebooted, I am on the DCUI screen,…

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ESXi Installation Hardware_Virtualization Warning Hardware virtualization is not a feature of CPU

While installing ESXi operating system on the server, I was receiving below warnings errors regarding CPU hardware Virtualization. 

Check out: VMware ESXi 8.0 step by step Installation guide with Screenshots

Error(s)/Warning(s) Found During System Scan

The system encountered the followi…

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VMware ESXi 8.0 step by step Installation guide with Screenshots

As VMware recently released and made available ESXi 8.0 publicly available, I thought get the hands dirty and install it in my Home Lab. I don't have licenses for ESXi 8.0, but it can be tested in Evaluation mode for 60 day trial. Which is enough to check new features of ESXi 8.0 server. I have down…

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