Add Terraform module for Azure DNS Zone creation (#29)

* DEVOPS-332 terraform module for DNs zone

* dnszone terraform module DEVOPS-332

* DEVOPS-332 terraform module for DNs zone

* DEVOPS-332 terraform module for DNs zone

Author: githubofkrishnadhas

dns-zone/dnszone.tf

@@ -0,0 +1,27 @@
+resource "azurerm_resource_group" "dns_rg" {
+  name     = var.resource_group_name
+  location = var.location
+  tags = {
+    Environment     = upper(var.environment)
+    Orchestrator    = "Terraform"
+    DisplayName     = upper(var.resource_group_name)
+    ApplicationName = lower(var.application_name)
+    Temporary       = upper(var.temporary)
+  }
+}
+
+resource "azurerm_dns_zone" "dns" {
+  name                = var.dns_zone_name
+  resource_group_name = azurerm_resource_group.dns_rg.name
+
+  tags = {
+    Environment     = upper(var.environment)
+    Orchestrator    = "Terraform"
+    DisplayName     = upper(var.dns_zone_name)
+    ApplicationName = lower(var.application_name)
+    Temporary       = upper(var.temporary)
+
+  }
+
+  depends_on = [azurerm_resource_group.dns_rg]
+}

dns-zone/output.tf

@@ -0,0 +1,26 @@
+output "resource_group" {
+  description = "Azure DNS Zone resource group name"
+  value       = azurerm_resource_group.dns_rg.name
+}
+
+output "dns_zone_name" {
+  description = "Azure DNS zone name"
+  value       = azurerm_dns_zone.dns.name
+}
+
+output "resource_group_location" {
+  description = "Azure resource group location"
+  value       = azurerm_resource_group.dns_rg.location
+}
+
+output "dns_zone_id" {
+  description = "DNS zone ID"
+  value       = azurerm_dns_zone.dns.id
+
+}
+
+output "name_servers" {
+  description = "Name servers for the DNS zone"
+  value       = azurerm_dns_zone.dns.name_servers
+
+}

dns-zone/providers.tf

@@ -0,0 +1,16 @@
+terraform {
+  required_version = "~> 1.3"
+  required_providers {
+    azurerm = {
+      source  = "hashicorp/azurerm"
+      version = ">= 4.0"
+    }
+    random = {
+      source  = "hashicorp/random"
+      version = ">= 3.1"
+    }
+  }
+}
+provider "azurerm" {
+  features {}
+}

dns-zone/variables.tf

@@ -0,0 +1,46 @@
+variable "resource_group_name" {
+  type        = string
+  description = "Azure DNS Zone Rg"
+  default     = ""
+}
+
+variable "location" {
+  type        = string
+  description = "Azure DNS RG location"
+  default     = ""
+}
+
+variable "dns_zone_name" {
+  description = "Azure DNS Zone name"
+  type        = string
+  default     = ""
+}
+
+
+variable "environment" {
+  default     = "DEV"
+  description = "Environment tag value in Azure"
+  type        = string
+  validation {
+    condition     = contains(["DEV", "QA", "UAT", "PROD"], var.environment)
+    error_message = "Environment value should be one among DEV or QA or UAT or PROD."
+  }
+}
+
+variable "application_name" {
+  default     = "devwithkrishna"
+  description = "Azure application name tag"
+}
+
+
+variable "temporary" {
+  default     = "TRUE"
+  description = "Temporary tag value in Azure"
+  type        = string
+  validation {
+    condition     = contains(["TRUE", "FALSE"], upper(var.temporary))
+    error_message = "The temporary tag value must be either 'TRUE' or 'FALSE'."
+  }
+
+}
+