magnum-cluster.tf

# Magnum Cluster Terraform Configuration

# OpenStack provider configuration
provider "openstack" {
  # Authentication can be provided via environment variables:
  # OS_AUTH_URL, OS_USERNAME, OS_PASSWORD, OS_TENANT_NAME, OS_REGION_NAME
  # or via application credentials:
  # OS_APPLICATION_CREDENTIAL_ID, OS_APPLICATION_CREDENTIAL_SECRET
}

terraform {
required_version = ">= 0.14.2"
  required_providers {
    openstack = {
      source  = "terraform-provider-openstack/openstack"
      version = "3.4.0"
    }
  }
}

# Create the Magnum cluster
resource "openstack_containerinfra_cluster_v1" "cluster" {
  name                = var.cluster_name
  cluster_template_id = var.template_id
  master_count        = var.master_count
  master_flavor       = var.master_flavor
  node_count          = var.node_count
  flavor              = var.flavor
  docker_volume_size  = 20

  fixed_network       = "0d5ac169-fd1c-4437-9adf-8a6445efc15e"
  fixed_subnet        = "bb2065cd-b3d7-48d5-a592-9b39a75ab339"

  labels = {
    auto_scaling_enabled = "true"
    min_node_count       = 1
    max_node_count       = 5
  }
}


# Output cluster information
output "cluster_id" {
  description = "ID of the created cluster"
  value       = openstack_containerinfra_cluster_v1.cluster.id
}

output "cluster_name" {
  description = "Name of the created cluster"
  value       = openstack_containerinfra_cluster_v1.cluster.name
}

output "api_address" {
  description = "API endpoint of the cluster"
  value       = openstack_containerinfra_cluster_v1.cluster.api_address
}

output "master_addresses" {
  description = "Addresses of master nodes"
  value       = openstack_containerinfra_cluster_v1.cluster.master_addresses
}

output "node_addresses" {
  description = "Addresses of worker nodes"
  value       = openstack_containerinfra_cluster_v1.cluster.node_addresses
}

output "kubeconfig" {
  description = "Path to kubeconfig file"
  value       = openstack_containerinfra_cluster_v1.cluster.kubeconfig
  sensitive   = true
}