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Virtual Geek

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

Blog posts : "Devops"

Terraform Azure function app with private endpoint and storage account

In this article I am creating Azure Function App linked to Private Endpoint and Storage Account using Terraform. This terraform configuration file will deploy all these resources within couple of minute.

In this automation Resource Group, User Assigned Identity, Virtual Network, Subnet, Private D…

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Terraform Azure provider passing multiple alias environment and credentials in child module

While working with Terraform modules I wanted to pass on multiple provider aliases with specific credentials and azure subscription details to child module. Ideas was to create resources with assigned privileged users. Non privileged users should not be able to create services in Azure.

In this…

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Terraform Azure provider alias passing credentials and configuration in module resources

In this article I will be configuring alias in AzureRM provider and passing it to child module. Which will allow me to configure/deploy resources with given settings and credentials. In this demo in my Parent module, I will use specific client_id, client_secret, subscription_id, tenant_id to authen…

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Terraform filter map and list object with if condition in for_each loop examples

In terraform there is no actual if else condition block. But still you can use if condition to filter map or list of objects to get the required keys or values. In below example I have scenario where I wanted to create Resource Group in Azure to defined locations only. Incase no data is provided or…

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Terraform variable precedence and priority

This is a informational article on how the variable precedence works in Terraform. This is how the priority is defined for variable when you use it in different ways. In the following diagram, it shows the information of variable priority matrix. Lower the number it has higher the priority and it w…

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Terraform passing different credentials to different subscriptions with provider alias

Terraform passing different credentials to different subscriptions with provider alias.png

While planning and designing Terraform configuration files for Azure deployment, I wanted to deploy resources to different environment in different subscriptions. In the designing code idea was to use different multiple credentials while deploying environments and referencing them with alias.

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Terraform Force-Unlock Command and Unlocking State file on Azure backend with PowerShell

While working on collaborative environment of Terraform deployments, you might encounter an error of acquiring the tf state locking issue. In Terraform word when backend is configured to store state file on remote. It limits multiple users from making changes to environment at the same time to avoid…

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Configure Azure Storage Account Blob as Terraform backend to store tfstate file

In the HashiCorp Terraform context state file is a crucial file when deploying resources through terraform configuration tf file. State file's extension is .tfstate. It is a JSON information/documentation that stores and records details about your organization infrastructure and its configuration. …

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Terraform variable validation example

In Terraform, the can function is used to determine whether a given expression or operation can be evaluated without causing an error. It returns true if the expression can be evaluated without errors, and false otherwise. This can be particularly useful for handling optional or dynamic attributes t…

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Terraform create Azure Virtual Machines from map of objects

I had a task to create multiple Ubuntu Virtual Machines on Microsoft Azure using Terraform. Below is the code for the same. Requirement was VM information should be put into variable with type of map object (Multiple VMs will be created using it). Another requirement was there is already core infras…

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Creating a Private Endpoint for Azure Storage Account with Terraform example 3

This is third part of the script and little bit improvement and 2 separate logics I have added to the script. It is modification of earlier written part Creating a Private Endpoint for Azure Storage Account with Terraform example 2. In the script I wanted to create multiple endpoint for sub resourc…

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Terraform refactoring moved block example

While working with Azure Terraform I converted/updated existing resource block to module (Removed resource block and added module replacing it). But after running terraform plan command I found that earlier created resource using resource block will be destroyed and it will be creating a complete…

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Creating a Private Endpoint for Azure Storage Account with Terraform example 2

This part is a revised earlier article of Terraform Azure Create Private Endpoint to existing Storage Account with Custom Private DNS zone record link. when I raised PR (Pull Request) for this configuration, Reviewer asked me to make some changes such way that while creating Private Endpoint, name …

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Terraform create Azure Virtual Network subnets from map of object and show name in the header

This is a second part and little update to Using element function with count meta argument example Terraform Azure subnets. After submitting PR (Pull Request), reviewer asked they want small change in the output how it shows on the console. As I am using count to loop through subnet address prefixe…

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Creating a Private Endpoint for Azure Storage Account with required sub services using Terraform

This is a second part of Terraform Azure Create Private Endpoint to existing Storage Account with Custom Private DNS zone record link. This article is little bit advance, and here I am creating multiple Private Endpoint based on the provided details in Storage account kind. For example if kind is

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Terraform Azure Create Private Endpoint to existing Storage Account with Custom Private DNS zone record link

I had a task to create Private Endpoint in Microsoft Azure and was requirement to automate this job using HashiCorp Terraform automation tf configuration files. This Private endpoint will be linked to existing Storage Account and Virtual Network. Other required sub resources Virtual Network Links

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Adding parameters in Azure DevOps pipelines examples Part 1

This is an example of how to use parameters in Azure DevOps Pipeline YAML configurations. To start with this I have added first parameters: in the YAML file configuration. Under it I have multiple parameters, to create basic string parameter 3 properties are required name, displayName and type as …

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Reboot remote Linux server from PHP PowerShell web server

This web portal is part of Executing a Linux programs from PHP web server. In earlier part I used only PHP to remotely execute commands on Linux server. In this it is a combination of PHP and PowerShell. Once you launch portal you will need to provide Domain username and password to authenticate an…

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Executing a Linux programs from PHP web server

This is a small web automation project I created to execute remote Linux command through web server. The web language I used in this project is PHP (It is little similar to PowerShell so I was able to grasp it quickly and code the way I want). 

Using this tool users without having access to Linu…

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Azure DevOps Enable creation of classic build release pipelines grayed out

While configuring new Azure DevOps pipelines in the project I found classic editor is not visible in Pipelines section also few options under Pipelines were not visible such as releases and task groups. There is s a option to enable classic editor in Project Settings. To make changes navigate to P…

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