DEMO Azure enviroment

Infrastructure code for Terraforming in Azure cloud

Version 0.4

• Added availibility set for App
• Azure docker extension added

Version 0.3

• Addec custom_data to install salt-minion

Version 0.2

• Added APP http loadbalancer
• Added Public IP for management host

Version 0.1

• First tested version

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Code - structure

unicorn
    infra-azure
      |— resourcegroup.tf
      |— network.tf
      |— loadbalancer.tf
      |— output.tf
      |— security.tf
      |— variables.tf
      |— vm-app.tf
      |— vm-common.tf
      |— vm-mgmt.tf

Components

Network

Build a network stack

Loadbalancer

Create HTTP Loadbalancer for APP

Security groups

Create security group.

VM Mgmt

Create VM in MGMT subnet, which server as jump/access control host

VM App-Stack

Create VMs in APP subnet

VM Common

Create VMs in Common subnet

Variables

Provider

• subscription_id
• client_id
• client_secret
• tenant_id

Here you can define you subscription details to which infrastructure will be provisioned.

Use principal accout to provision Infrastructure in Azure: (https://docs.microsoft.com/en-us/cli/azure/create-an-azure-service-principal-azure-cli?view=azure-cli-latest)

Generate principal account:

 az ad sp create-for-rbac --role="Contributor" --scopes="/subscriptions/${SUBSCRIPTION_ID}"

Projekt a prostredie

• project - default: unicorn
• env - default: demo resourcegroupname - default: unicornDemoEnv location - default: West Europe tag_enviroment - default: Unicorn Demo

This are variables which serve as identification or tags for project. They are used to generate names of subnets and VMs. Here you can define also geolocation and resourcegroup name

Network setup

• net_name - default: mgmt, app, common
• cidr - default: 100.10.0.0/16
• newbits - default: 8
• netnum - default: 0

VM Global setup

• publisher - default: CentOS-7-x86_64
• offer - default: UbuntuServer
• sku - default: 16.04.0-LTS
• version - default: latest
• vm_size - default: Standard_D1_v2

This are global settings for all provisioned VMs

Mgmt VM setup

• mgmt_vm_n - default: 1

App VM setup

• app_vm_n - default: 1

Common VM setup

• common_vm_n - default: 1