fix 101-cosmos-db-azure-container-instance example (#159)

quickstart/101-cosmos-db-azure-container-instance/aci.tf

@@ -1,27 +0,0 @@
-resource "azurerm_container_group" "vote_aci" {
-  name                = "vote-aci"
-  location            = azurerm_resource_group.rg.location
-  resource_group_name = azurerm_resource_group.rg.name
-  ip_address_type     = "public"
-  dns_name_label      = "vote-aci-${random_integer.ri.result}"
-  os_type             = "linux"
-
-  container {
-    name   = "vote-aci"
-    image  = "mcr.microsoft.com/azuredocs/azure-vote-front:cosmosdb"
-    cpu    = "0.5"
-    memory = "1.5"
-    ports {
-      port     = 80
-      protocol = "TCP"
-    }
-
-    secure_environment_variables = {
-      "COSMOS_DB_ENDPOINT"  = azurerm_cosmosdb_account.vote_cosmos_db.endpoint
-      "COSMOS_DB_MASTERKEY" = azurerm_cosmosdb_account.vote_cosmos_db.primary_key
-      "TITLE"               = "Azure Voting App"
-      "VOTE1VALUE"          = "Cats"
-      "VOTE2VALUE"          = "Dogs"
-    }
-  }
-}

quickstart/101-cosmos-db-azure-container-instance/main.tf

@@ -1,19 +1,10 @@
-resource "random_pet" "rg_name" {
-  prefix = var.resource_group_name_prefix
-}
-
 resource "azurerm_resource_group" "rg" {
+  name     = "${random_pet.rg_name.id}-rg"
   location = var.resource_group_location
-  name     = random_pet.rg_name.id
-}
-
-resource "random_integer" "ri" {
-  min = 10000
-  max = 99999
 }
 
 resource "azurerm_cosmosdb_account" "vote_cosmos_db" {
-  name                = "tfex-cosmos-db-${random_integer.ri.result}"
+  name                = "${random_pet.rg_name.id}-${random_integer.ri.result}"
   location            = azurerm_resource_group.rg.location
   resource_group_name = azurerm_resource_group.rg.name
   offer_type          = "Standard"
@@ -29,4 +20,41 @@ resource "azurerm_cosmosdb_account" "vote_cosmos_db" {
     location          = azurerm_resource_group.rg.location
     failover_priority = 0
   }
+}
+
+resource "azurerm_container_group" "main" {
+  name                = "${random_pet.rg_name.id}-vote-aci"
+  location            = azurerm_resource_group.rg.location
+  resource_group_name = azurerm_resource_group.rg.name
+  ip_address_type     = "Public"
+  dns_name_label      = "vote-aci-${random_integer.ri.result}"
+  os_type             = "Linux"
+
+  container {
+    name   = "vote-aci"
+    image  = "mcr.microsoft.com/azuredocs/azure-vote-front:cosmosdb"
+    cpu    = "0.5"
+    memory = "1.5"
+    ports {
+      port     = 80
+      protocol = "TCP"
+    }
+
+    secure_environment_variables = {
+      "COSMOS_DB_ENDPOINT"  = azurerm_cosmosdb_account.vote_cosmos_db.endpoint
+      "COSMOS_DB_MASTERKEY" = azurerm_cosmosdb_account.vote_cosmos_db.primary_key
+      "TITLE"               = "Azure Voting App"
+      "VOTE1VALUE"          = "Cats"
+      "VOTE2VALUE"          = "Dogs"
+    }
+  }
+}
+
+resource "random_integer" "ri" {
+  min = 10000
+  max = 99999
+}
+
+resource "random_pet" "rg_name" {
+  prefix = var.prefix
 }

quickstart/101-cosmos-db-azure-container-instance/outputs.tf

@@ -7,5 +7,5 @@ output "cosmosdb_account_name" {
 }
 
 output "dns" {
-  value = azurerm_container_group.vote_aci.fqdn
+  value = azurerm_container_group.main.fqdn
 }

quickstart/101-cosmos-db-azure-container-instance/providers.tf

@@ -1,5 +1,5 @@
 terraform {
-  required_version = ">=0.12"
+  required_version = ">=1.0"
 
   required_providers {
     azurerm = {

quickstart/101-cosmos-db-azure-container-instance/variables.tf

@@ -3,7 +3,8 @@ variable "resource_group_location" {
   description = "Location of the resource group."
 }
 
-variable "resource_group_name_prefix" {
-  default     = "rg"
-  description = "Prefix of the resource group name that's combined with a random ID so name is unique in your Azure subscription."
+variable "prefix" {
+  type        = string
+  default     = "cosmos-db-aci"
+  description = "Prefix of the resource name"
 }