iac_cluster.yaml

heat_template_version: pike

description: >
  This template for deployment of a Kubernetes Cluster.

parameters:
  cluster_name:
    type: string
    description: (optional) Name for cluster.
    default: k8s-gitlab-cluster
  node_count:
    type: number
    default: 1
    description: The node count for this cluster.
  master_count:
    type: number
    default: 1
    description: The number of master nodes for this cluster.
  create_timeout:
    type: number
    default: 60
    description: Timeout for creating the cluster in minutes.
  cluster_template_name:
    type: string
    description: (optional) Name for cluster.
    default: kubernetes-from-template
  key_name:
    type: string
    constraints:
      - custom_constraint: nova.keypair
  flavor:
    type: string
    description: Flavor for the COE nodes to be created
    default: m1.small
    constraints:
      - custom_constraint: nova.flavor
  master_flavor:
    type: string
    description: Flavor for the COE masters to be created
    default: m1.small
    constraints:
      - custom_constraint: nova.flavor
  image:
    type: string
    description: Image ID or image name to use for the COE nodes/masters
    default: fedora-coreos-stable
    constraints:
      - custom_constraint: glance.image
  coe:
    type: string
    description: The Container Orchestration Engine for cluster
    default: kubernetes
  server_type:
    type: string
    description: Specify the server type to be used
    default: vm
  registry_enabled:
    type: boolean
    description: Enable the docker registry
    default: False
  master_lb_enabled:
    type: boolean
    description: clusters should have a load balancer for master nodes or not
    default: False
  floating_ip_enabled:
    type: boolean
    description: clusters should have a floating ip for master nodes or not
    default: True
  docker_volume_size:
    type: number
    description: The size in GB of the docker volume.
    default: 20
  network_driver:
    type: string
    description: The name of the driver used for instantiating container networks.
    default: calico
  docker_storage_driver:
    type: string
    description: Select a docker storage driver.
  volume_driver:
    type: string
    description: The volume driver name for instantiating container volume.
    default: cinder
  dns_nameserver:
    type: string
    description: The DNS nameserver address.
    constraints:
  external_network:
    type: string
    description: The external neutron network to attach the Cluster
    constraints:
      - custom_constraint: neutron.network

resources:
  coe_cluster:
    type: OS::Magnum::Cluster
    properties:
      name: { get_param: cluster_name }
      cluster_template: { get_resource: coe_cluster_template }
      keypair: { get_param: key_name }
      node_count: { get_param: node_count }
      master_count: { get_param: master_count }
      create_timeout: { get_param: create_timeout }

  coe_cluster_template:
    type: OS::Magnum::ClusterTemplate
    properties:
      name: { get_param: cluster_template_name }
      flavor: { get_param: flavor }
      keypair: { get_param: key_name }
      master_flavor: { get_param: master_flavor }
      image: { get_param: image }
      coe: { get_param: coe }
      server_type: { get_param: server_type }
      registry_enabled: { get_param: registry_enabled }
      master_lb_enabled: { get_param: master_lb_enabled }
      floating_ip_enabled: { get_param: floating_ip_enabled }
      external_network: { get_param: external_network }
      docker_volume_size: { get_param: docker_volume_size }
      network_driver: { get_param: network_driver }
      docker_storage_driver: { get_param: docker_storage_driver }
      volume_driver: { get_param: volume_driver }
      dns_nameserver: { get_param: dns_nameserver }
      labels: {"keystone_auth_enabled": "False", "kube_tag": "v1.18.10", "heat_container_agent_tag": "ussuri-stable-1"}

outputs:
  coe_api_address:
    description: The endpoint URL of COE API exposed to end-users
    value: { get_attr: [coe_cluster, api_address] }
  coe_stack:
    description: The reference UUID of orchestration stack for the COE cluster
    value: { get_attr: [coe_cluster, stack_id] }
  coe_discovery_url:
    description: The custom discovery url for node discovery.
    value: { get_attr: [coe_cluster, discovery_url] }
  container_version:
    description: Version info of container environment.
    value: { get_attr: [coe_cluster, container_version] }
  coe_version:
    description: Version info of chosen COE.
    value: { get_attr: [coe_cluster, coe_version] }