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Update the AKS-Generic Module to support Terraform 3.x.x #124

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merged 3 commits into from
Dec 9, 2024
+29 −53
Merged

Update the AKS-Generic Module to support Terraform 3.x.x #124

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e3cc42a
Update the AKS-Generic module for Terraform 3.x.x
PubudU99 Dec 6, 2024
8fe2a72
Add node public ip value to the variables.tf
PubudU99 Dec 9, 2024
8bd6957
Change the default value of a variable
PubudU99 Dec 9, 2024
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19 changes: 8 additions & 11 deletions modules/azurerm/AKS-Generic/aks_cluster.tf
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Original file line number Diff line number Diff line change
Expand Up @@ -15,7 +15,6 @@ resource "azurerm_kubernetes_cluster" "aks_cluster" {
resource_group_name = var.aks_resource_group_name
dns_prefix = join("-", ["aks", var.aks_cluster_dns_prefix])
kubernetes_version = var.kubernetes_version
api_server_authorized_ip_ranges = var.api_server_authorized_ip_ranges
node_resource_group = join("-", ["rg", var.aks_node_pool_resource_group_name])
sku_tier = var.sku_tier
private_cluster_enabled = var.private_cluster_enabled
Expand All @@ -42,13 +41,13 @@ resource "azurerm_kubernetes_cluster" "aks_cluster" {
zones = var.default_node_pool_availability_zones
os_disk_size_gb = var.default_node_pool_os_disk_size_gb
os_disk_type = var.default_node_pool_os_disk_type
enable_auto_scaling = var.default_node_pool_enable_auto_scaling
auto_scaling_enabled = var.default_node_pool_enable_auto_scaling
vnet_subnet_id = azurerm_subnet.aks_node_pool_subnet.id
max_count = var.default_node_pool_max_count
min_count = var.default_node_pool_min_count
max_pods = var.default_node_pool_max_pods
orchestrator_version = var.default_node_pool_orchestrator_version
enable_node_public_ip = false
node_public_ip_enabled = var.node_public_ip_enabled
only_critical_addons_enabled = var.default_node_pool_only_critical_addons_enabled
}

Expand All @@ -57,7 +56,6 @@ resource "azurerm_kubernetes_cluster" "aks_cluster" {
}

azure_active_directory_role_based_access_control {
managed = true
admin_group_object_ids = var.aks_admin_group_object_ids
azure_rbac_enabled = var.aks_azure_rbac_enabled
}
Expand All @@ -67,13 +65,12 @@ resource "azurerm_kubernetes_cluster" "aks_cluster" {
}

network_profile {
network_plugin = "azure"
network_policy = "calico"
load_balancer_sku = "standard"
service_cidr = var.service_cidr
dns_service_ip = var.dns_service_ip
docker_bridge_cidr = var.docker_bridge_cidr
outbound_type = var.outbound_type
network_plugin = "azure"
network_policy = "calico"
load_balancer_sku = "standard"
service_cidr = var.service_cidr
dns_service_ip = var.dns_service_ip
outbound_type = var.outbound_type
}

lifecycle {
Expand Down
32 changes: 12 additions & 20 deletions modules/azurerm/AKS-Generic/network.tf
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Expand Up @@ -10,12 +10,12 @@
# --------------------------------------------------------------------------------------

resource "azurerm_subnet" "aks_node_pool_subnet" {
name = join("-", ["snet", var.aks_node_pool_subnet_name])
resource_group_name = local.virtual_network_resource_group_name
virtual_network_name = var.virtual_network_name
address_prefixes = [var.aks_node_pool_subnet_address_prefix]
service_endpoints = var.aks_nodepool_subnet_allowed_service_endpoints
private_endpoint_network_policies_enabled = var.aks_nodepool_subnet_enforce_private_link_endpoint_network_policies
name = join("-", ["snet", var.aks_node_pool_subnet_name])
resource_group_name = local.virtual_network_resource_group_name
virtual_network_name = var.virtual_network_name
address_prefixes = [var.aks_node_pool_subnet_address_prefix]
service_endpoints = var.aks_nodepool_subnet_allowed_service_endpoints
private_endpoint_network_policies = var.aks_nodepool_subnet_enforce_private_link_endpoint_network_policies
}

resource "azurerm_route_table" "aks_node_pool_route_table" {
Expand Down Expand Up @@ -57,10 +57,6 @@ resource "azurerm_network_security_rule" "aks_node_pool_subnet_nsg_rules" {
direction = each.value.direction
access = each.value.access
protocol = each.value.protocol
source_port_range = each.value.source_port_range
destination_port_range = each.value.destination_port_range
source_address_prefix = each.value.source_address_prefix
destination_address_prefix = each.value.destination_address_prefix
source_port_ranges = each.value.source_port_ranges
destination_port_ranges = each.value.destination_port_ranges
source_address_prefixes = each.value.source_address_prefixes
Expand All @@ -83,12 +79,12 @@ resource "azurerm_subnet_network_security_group_association" "aks_node_pool_subn
}

resource "azurerm_subnet" "internal_load_balancer_subnet" {
name = join("-", ["snet", var.aks_load_balancer_subnet_name])
resource_group_name = local.virtual_network_resource_group_name
virtual_network_name = var.virtual_network_name
address_prefixes = [var.internal_loadbalancer_subnet_address_prefix]
service_endpoints = ["Microsoft.Sql", "Microsoft.ContainerRegistry", "Microsoft.EventHub", "Microsoft.Storage"]
private_endpoint_network_policies_enabled = var.internal_load_balancer_subnet_enforce_private_link_endpoint_network_policies
name = join("-", ["snet", var.aks_load_balancer_subnet_name])
resource_group_name = local.virtual_network_resource_group_name
virtual_network_name = var.virtual_network_name
address_prefixes = [var.internal_loadbalancer_subnet_address_prefix]
service_endpoints = ["Microsoft.Sql", "Microsoft.ContainerRegistry", "Microsoft.EventHub", "Microsoft.Storage"]
private_endpoint_network_policies = var.internal_load_balancer_subnet_enforce_private_link_endpoint_network_policies
}

resource "azurerm_network_security_group" "internal_load_balancer_subnet_nsg" {
Expand All @@ -107,10 +103,6 @@ resource "azurerm_network_security_rule" "aks_load_balancer_subnet_nsg_rules" {
direction = each.value.direction
access = each.value.access
protocol = each.value.protocol
source_port_range = each.value.source_port_range
destination_port_range = each.value.destination_port_range
source_address_prefix = each.value.source_address_prefix
destination_address_prefix = each.value.destination_address_prefix
source_port_ranges = each.value.source_port_ranges
destination_port_ranges = each.value.destination_port_ranges
source_address_prefixes = each.value.source_address_prefixes
Expand Down
31 changes: 9 additions & 22 deletions modules/azurerm/AKS-Generic/variables.tf
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Expand Up @@ -108,13 +108,9 @@ variable "aks_node_pool_subnet_nsg_rules" {
direction = string
access = string
protocol = string
source_port_range = string
source_port_ranges = list(string)
destination_port_range = string
destination_port_ranges = list(string)
source_address_prefix = string
source_address_prefixes = list(string)
destination_address_prefix = string
destination_address_prefixes = list(string)
source_application_security_group_ids = list(string)
destination_application_security_group_ids = list(string)
Expand All @@ -131,13 +127,9 @@ variable "aks_load_balancer_subnet_nsg_rules" {
direction = string
access = string
protocol = string
source_port_range = string
source_port_ranges = list(string)
destination_port_range = string
destination_port_ranges = list(string)
source_address_prefix = string
source_address_prefixes = list(string)
destination_address_prefix = string
destination_address_prefixes = list(string)
source_application_security_group_ids = list(string)
destination_application_security_group_ids = list(string)
Expand Down Expand Up @@ -193,11 +185,6 @@ variable "dns_service_ip" {
type = string
}

variable "docker_bridge_cidr" {
description = "CIDR block for the docker bridge"
type = string
}

variable "private_cluster_public_fqdn_enable" {
default = false
description = "Flag for whether a public FQDN for this private cluster should be added."
Expand Down Expand Up @@ -243,6 +230,11 @@ variable "default_node_pool_orchestrator_version" {
description = "Kubernetes version for the default nodepool"
type = string
}
variable "node_public_ip_enabled" {
description = "Flag to assign each node have a public IP address"
type = bool
default = false
}

variable "default_node_pool_only_critical_addons_enabled" {
description = "Flag to only use default nodepool for Critical workloads"
Expand Down Expand Up @@ -297,18 +289,13 @@ variable "azure_policy_enabled" {
}

variable "aks_nodepool_subnet_enforce_private_link_endpoint_network_policies" {
default = false
default = "Disabled"
description = "Enable or Disable network policies for the private link endpoint on the aks nodepool subnet"
type = bool
type = string
}

variable "internal_load_balancer_subnet_enforce_private_link_endpoint_network_policies" {
default = false
default = "Disabled"
description = "Enable or Disable network policies for the private link endpoint on the internal load balancer subnet"
type = bool
}

variable "api_server_authorized_ip_ranges" {
description = "List of authorized IP ranges for the Kubernetes API server"
type = list(string)
type = string
}
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