What is Packer – Packer (HashiCorp) is an open source tool for creating identical machine images for multiple platforms from a single source configuration. Packer is lightweight, creating machine images for multiple platforms in parallel. Packer does not replace configuration management like Chef or Puppet. In fact, when building images, Packer can use tools like …
Terraform and Pulumi Before reading this blog I would recommend to read this blog – https://www.indiangnu.org/2017/top-5-infrastructure-as-code-iac-software/ Terraform is a tool for building, changing, and versioning infrastructure safely and efficiently. Terraform can manage existing and popular service providers as well as custom in-house solutions. Key feature of Terraform and Pulumi are.. IaC (Infrastructure as Code) for …
This powershell script will help you to pull report of powered off VM’s and the old templates. You can run this script from your desktop directly or from your vCenter server. You need to provide vCenter server list as input. Script will ask for credentials during runtime and output will be stored in csv file.
Hi Friends, Here is powershell script to pull out report of PowerShell and .Net version on remote computer. $computers = Get-Content -Path “C:\serverlist.txt” ForEach($computer in $computers){ If(!(Test-Connection -ComputerName $computer -Count 1 -Quiet)) { Write-Host -ForegroundColor Red “$computer is offline. Proceeding with next computer” continue } else { Invoke-Command -ComputerName $computer -ScriptBlock { $Lookup = @{ …
Introduction – Before we start talking about Openstack and Networking options lets compare few Cloud and there terms.. Openstack AWS Azure Cloud virtual networking Project VPC(Virtual Private Cloud) Azure VNet (Virtual Network) Identity Mgmt Keystone AWS Key Management Service Azure KeyVault Block Storage (Virtual Disk) Glance Amazon Elastic Block Storage (EBS) Azure Page Blobs …
Introduction- What are the different Container technology? Container technology has started after 2013. There is a high potential of getting confused about available container types like Docker , LXC/LXD and CoreOS rocket. What’s LXC? LXC (Linux Containers) is an operating-system-level virtualization method for running multiple isolated Linux systems (containers) on a control host using a …
Introduction – In many cloud application you need to login to Windows from Linux server and run Windows native command or Powershell command to perform certain task. There are two options to do this. 1) Winexe (outdated)- NOTE – You can use it if it works for you! Winexe remotely executes commands on Windows NT/2000/XP/2003 …
Introduction – World is moving toward hybrid/multi-Cloud solutions and it is important for every Enterprise/Organizations to use different Cloud providers effectively!. Multi-Cloud strategy will help companies to save cost, make infrastructure highly available and businness continuity plan (disaster recovery) etc. Infrastructure as Code (IaC) is a type of IT infrastructure that operations teams can automatically …
Introduction- I’m working as DevOps since 2010. Many colleagues, friends asked me about comparison of different Configuration Management Software like Chef, Puppet or Ansible/Salt etc. It is very important and difficult task to choose right CM(configuration management) software for managing Infrastructure and Application deployments. I’m attaching pdf file with comparison of different CM hope it …