Dealing with conditional Terraform Resources on Azure using Availability Sets

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Sometimes when you are defining infrastructure with Terraform you run into issues that start to require conditional resources. Consider the following problem: You have a virtual machine cluster running in 3 environments in Azure, Test Staging Production These 3 environments are made up of the following resources — Azure Virtual Machine Resource Azure Availability Set …

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Creating Terraform Conditional resource based on mapped key.

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Let’s create a conditional resource in Terraform based on a mapped key. Following post used for reference: https://medium.com/@business_99069/terraform-conditional-resources-based-on-a-map-key-a37fd329d3a1 Start with a map data structure in our variable.tfvars: Create a conditional azurerm_network_interface_backend_address_pool_assocation resource based on the value of the “docker_role” key in the above map. The lookup used in the logic below will only return true …

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Using Azure Runbooks to automate scale set operations with Powershell jobs

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Azure Powershell runbooks are cool. I’ve been exploring using them as a way to avoid using a dedicated VM for running simple PowerShell Scripts in Azure. I have a group of instances that are running from a dedicated Scale Set that I need to reboot nightly. It’s pretty easy to get this going. You can …

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