Menu

Virtual Geek

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

Blog posts : "automation"

ansible create an array with set_fact

In one of my vSphere Ansible automation task, I was looking for to create a new array variable using set_fact. here I have achieved the same task using 2 different playbook with small way procedure. In the both methods on the vars I have defined infra variable where I have defined my VMware esxi s…

Read more

Ansible selectattr The error was TemplateRuntimeError no test named 'equalto'

I was working on small Ansible playbook project and wrote a msg to filter nested yaml dictionary as below, in the script is was using selectattr() function to list only selected filtered attribute property information.

Getting started Ansible AWX tower for IT automation run first playbook

Read more

Ansible for VMwary Using vmware_vm_inventory dynamic inventory plugin

Since I started using Ansible for VMware management, Daily I am exploring new thing on vSphere Ansible, and stumbled upon interesting dynamic inventory plugin named vmware_vm_inventory from url https://docs.ansible.com/ansible/latest/plugins/inventory/vmware_vm_inventory.html (for more about pa…

Read more

Getting started Ansible AWX tower for IT automation run first playbook

In this article I will show how to use and run basic playbook with Ansible AWX tower portal. Ansible Tower is a Red Hat product it helps you to centralize and control your IT infrastructure with a visual dashboard, role-based access control, job scheduling, integrated notifications and graphical …

Read more

Using Ansible for Managing VMware vSphere Infrastructure

On this second part article of after How to install Ansible on Linux for vSphere configuration, I have written here 2 Ansible playbook files (play tasks created) to configure VMWare ESXi servers. Language for the ansible playbook files is YAML/YML format. When using Ansible to use on VMware vSph…

Read more

How to sign PowerShell ps1 scripts

By reading the article subject first question rose to the mind why you should sign PowerShell scripts? The answer is whenever we download powershell script or we receive it from another users, The digital signature allows the user to confirm the validity of the certificate used to sign the script.…

Read more

Creating an internal PowerShell module repository

I was at client location and online Microsoft PSGallery was blocked as per company security policy, They wanted to only allow to use local respository which will only have tested and verified PowerShell modules. For this we suggested to configure a solution local PowerShell repository. In the Micros…

Read more

Invoke-WebRequest : The underlying connection was closed: An unexpected error occurred on a send

I was setting up a local on premises PSRepository server for collaboration purpose between my team also future planning is to limit users downloading modules from only from in-house PowerShell repositories. Local repository was setup but while publishing module on the repository I was getting below …

Read more

Get-PSRepository WARNING Unable to find module repositories

I was at one of my client's location and setting up PowerShell enviroment. I was trying to download few PowerShell modules from online PSGallery with below commands, while received the errors. After trying find and install PowerShell module with required parameters, in both the error outputs it was …

Read more

Oneliner Powershell How to Add and Remove AD users and Objects in Groups members

This is one-liner simple and small active directory powershell script to add or remove AD groups members from text file or a single user, I have already written another few articles in this regards as you can find below.

Installing, importing and using any module in powershell
Powershell one li…

Read more

Docker Error response from daemon i\o timeout internet proxy

In this article after installing docker (How to install Docker on Linux) and configuring its service (Cannot connect to the Docker daemon at unix:var run docker.sock. Is the docker daemon running) next step is to download docker containers from docker hub (internet) for testing purpose.

My dock…

Read more

How to install Ansible on Linux for vSphere configuration

Part 2: Using Ansible for Managing VMware vsphere Infrastructure

managing-Vmware-vSphere-through-Ansible-devops-automation-tool-api-pyvmomi-780x405.png

Recently I took over a task to evaluate few DevOps configuration, automation and orchestration tools to configure VMware vSphere. There are many tools available in the market for DevOps automation. Personally I like and already…

Read more

Connect-VIServer Error: Invalid server certificate. Use Set-PowerCLIConfiguration

After installation of new version of VMware PowerCli module on one of my deployment at client infrastructure. I tried testing it by using cmdlet connect-viserver to vcenter, which was failing with below error. Reading error carefully on the screen, which was telling me, my vcenter’s SSL certificate…

Read more

Microsoft Powershell generate random anything (Filename, TempPath, GUID, Password)

When I write PowerShell scripts, many times I require random file name, folder path, numbers and strings keys, few .net and native PowerShell v5 cmdlets helps me to generate random required information easily, it saves time and don't have to generate random names or number or even password manually…

Read more

Find next available free drive letter using PowerShell

Below is my one-liner small PowerShell code for finding next available free unassigned first drive letter, I use it frequently for automating mapping shared drives. This is based on Get-PSDrive -PSProvider FileSystem, it shows the all in use drive, Generally A, B (floppy drive not for use as disk or…

Read more

Powershell Trick : Execute or run any file as a script file

This blog post is addition to my earlier article Different ways to bypass Powershell execution policy :.ps1 cannot be loaded because running scripts is disabled. Just to recap If you have execution policy blocked in your environment and want to execute riles in PowerShell, you can compile the the f…

Read more

Powershell: Temporary group membership on Windows 2016 Active Directory

This is second part of configuring and architecting AD infrastructure new features. Microsoft has introduced new great feature with Windows Server 2016 Active directory, PAM (Privileged Access Management) Feature, Where user can be added to a group for a particular time. Once that Time to live (TT…

Read more

Microsoft Active directory additional features - AD Recycle Bin Powershell

I recently was involved and architected IT infrastructure for one of the small startup group, I deployed Windows Server 2016 server and architected Active Directory infrastructure, Startup staff's work was involved using heavy use of AD API in their own software, creation and deletion of AD accounts…

Read more

Powershell: Get registry value data from remote computer

Finding and fetching registry value data information using PowerShell is very easy, I found in one of the organization administrators where doing unnecessary changes to the registry to specific settings, for one of the example ie: I had to get information from one of the setting under HKey_Local_M…

Read more

Powershell Trick: Convert text to ASCII art

Powershell text convert to Ascii art demo abcdefghijklmnopqrstuvwxyz0123456789 without online algorithm

As PowerShell has plain command based console if you want to show different font or different bigger font on the same console as output, you will have to use ASCII Text art, I had got a request to write a script to convert any text to ASCII art. Only weirdness in the request I found was, whateve…

Read more

20 Blog Posts

Blog Search

Page Views

3445122

Follow me on Blogarama