Demystifying ARM Templates: Introduction to ARM Templates

#azure #cloud #devops #tutorial

In this tutorial you will learn the what, the why about Azure Resource Manager (ARM) template. Why talk about declarative, idempotency.

Azure DevOps - DevOps Lab - Video

What it is

Azure Resource Manager (ARM) template is a way to describe your infrastructure...

{
    "$schema": "https://schema.management.azure.com/schemas/2019-04-01/deploymentTemplate.json#",
    "contentVersion": "1.0.0.0",
    "parameters": {},
    "variables": {},
    "resources": [],
    "outputs": {},
    "functions": []
}

Why

Here are some advantages to use ARM template :

A template file is light and easy to keep in a repository.
It's very simple to have the exact same template deployed in multiple environments.
The template is idempotent.
ARM templates are really fast to deploy.
Easy to edit/ customize/ expand.
Easy to delete.

References

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