2023-06-27 09:38:36 -05:00

139 lines
3.9 KiB
HCL

# Create the Resource Group
resource "random_pet" "rg_name" {
prefix = var.resource_group_name_prefix
}
resource "azurerm_resource_group" "rg" {
location = var.resource_group_location
name = random_pet.rg_name.id
}
# Create three virtual networks
resource "random_string" "prefix" {
length = 4
special = false
upper = false
}
resource "random_pet" "virtual_network_name" {
prefix = "vnet-${random_string.prefix.result}"
}
resource "azurerm_virtual_network" "vnet" {
count = 3
name = "${random_pet.virtual_network_name.id}-0${count.index}"
resource_group_name = azurerm_resource_group.rg.name
location = azurerm_resource_group.rg.location
address_space = ["10.${count.index}.0.0/16"]
}
# Add a subnet to each virtual network
resource "azurerm_subnet" "subnet_vnet" {
count = 3
name = "default"
virtual_network_name = azurerm_virtual_network.vnet[count.index].name
resource_group_name = azurerm_resource_group.rg.name
address_prefixes = ["10.${count.index}.0.0/24"]
}
# Create a Virtual Network Manager instance
data "azurerm_subscription" "current" {
}
resource "azurerm_network_manager" "network_manager_instance" {
name = "network-manager"
location = azurerm_resource_group.rg.location
resource_group_name = azurerm_resource_group.rg.name
scope_accesses = ["Connectivity"]
description = "example network manager"
scope {
subscription_ids = [data.azurerm_subscription.current.id]
}
}
# Create a network group
resource "azurerm_network_manager_network_group" "network_group" {
name = "network-group"
network_manager_id = azurerm_network_manager.network_manager_instance.id
}
# Add three virtual networks to a network group as dynamic members with Azure Policy
resource "random_pet" "network_group_policy_name" {
prefix = "network-group-policy"
}
resource "azurerm_policy_definition" "network_group_policy" {
name = "${random_pet.network_group_policy_name.id}"
policy_type = "Custom"
mode = "Microsoft.Network.Data"
display_name = "Policy Definition for Network Group"
metadata = <<METADATA
{
"category": "Azure Virtual Network Manager"
}
METADATA
policy_rule = <<POLICY_RULE
{
"if": {
"allOf": [
{
"field": "type",
"equals": "Microsoft.Network/virtualNetworks"
},
{
"allOf": [
{
"field": "Name",
"contains": "${random_pet.virtual_network_name.id}"
}
]
}
]
},
"then": {
"effect": "addToNetworkGroup",
"details": {
"networkGroupId": "${azurerm_network_manager_network_group.network_group.id}"
}
}
}
POLICY_RULE
}
resource "azurerm_subscription_policy_assignment" "azure_policy_assignment" {
name = "${random_pet.network_group_policy_name.id}-policy-assignment"
policy_definition_id = azurerm_policy_definition.network_group_policy.id
subscription_id = data.azurerm_subscription.current.id
}
# Create a connectivity configuration
resource "azurerm_network_manager_connectivity_configuration" "connectivity_config" {
name = "connectivity-config"
network_manager_id = azurerm_network_manager.network_manager_instance.id
connectivity_topology = "Mesh"
applies_to_group {
group_connectivity = "None"
network_group_id = azurerm_network_manager_network_group.network_group.id
}
}
# Commit deployment
resource "azurerm_network_manager_deployment" "commit_deployment" {
network_manager_id = azurerm_network_manager.network_manager_instance.id
location = azurerm_resource_group.rg.location
scope_access = "Connectivity"
configuration_ids = [azurerm_network_manager_connectivity_configuration.connectivity_config.id]
}