#
# HOT template for building the first instance stack on the Catalyst Cloud
# nz-por-1 region.
#
heat_template_version: 2015-04-30

description: >
  HOT template for building the first instance stack on the Catalyst Cloud
  nz-por-1 region.

parameter_groups:
- label: First Instance
  description: First Instance configuration
  parameters:
  - key_name
  - public_net
  - public_net_id
  - private_net_name
  - private_subnet_name
  - private_net_cidr
  - private_net_gateway
  - private_net_pool_start
  - private_net_pool_end
  - private_net_dns_servers
  - router_name
  - secgroup_name
  - host_name
  - domain_name

parameters:

  key_name:
    type: string
    description: Name of an existing key pair to use for the server
    default: first-instance-key
    constraints:
      - custom_constraint: nova.keypair
  servers_flavor:
    type: string
    description: Flavour for the servers
    default: c1.c1r1
    constraints:
      - custom_constraint: nova.flavor
  image:
    type: string
    description: Image ID or image name to use for the server
    default: ubuntu-14.04-x86_64
    constraints:
      - custom_constraint: glance.image
  public_net:
    type: string
    description: >
      Name of public network
    default: public-net

  public_net_id:
    type: string
    description: >
      ID of public network
    default: 849ab1e9-7ac5-4618-8801-e6176fbbcf30

  private_net_name:
    type: string
    description: Name of private network to be created
    default: private-net

  private_subnet_name:
    type: string
    description: Name of private subnetwork to be created
    default: private-subnet

  private_net_cidr:
    type: string
    description: Private network address (CIDR notation)
    default: 10.0.0.0/24

  private_net_gateway:
    type: string
    description: Private network gateway address
    default: 10.0.0.1

  private_net_pool_start:
    type: string
    description: Start of private network IP address allocation pool
    default: 10.0.0.10

  private_net_pool_end:
    type: string
    description: End of private network IP address allocation pool
    default: 10.0.0.200

  private_net_dns_servers:
    type: comma_delimited_list
    description: DNS servers for the private network
    default: [ 202.78.247.197, 202.78.247.198, 202.78.247.199 ]

  router_name:
    type: string
    description: >
      Name of the router that will connect the private and public networks
    default: border-router

  secgroup_name:
    type: string
    description: network access for our first instance.
    default: first-instance-sg

  host_name:
    type: string
    description: Hostname
    default: first-instance

  domain_name:
    type: string
    description: Domain name of the organisation
    default: localdomain

resources:

  private_net:
    type: OS::Neutron::Net
    properties:
      name: { get_param: private_net_name }

  private_subnet:
    type: OS::Neutron::Subnet
    properties:
      name: { get_param: private_subnet_name }
      network_id: { get_resource: private_net }
      cidr: { get_param: private_net_cidr }
      gateway_ip: { get_param: private_net_gateway }
      allocation_pools:
        - start: { get_param: private_net_pool_start }
          end: { get_param: private_net_pool_end }
      dns_nameservers: { get_param: private_net_dns_servers }

  router:
    type: OS::Neutron::Router
    properties:
      external_gateway_info:
        network: { get_param: public_net }
      name: { get_param: router_name }

  router_interface:
    type: OS::Neutron::RouterInterface
    properties:
      router_id: { get_resource: router }
      subnet_id: { get_resource: private_subnet }

  first_instance_secgroup:
    type: OS::Neutron::SecurityGroup
    properties:
      name: { get_param: secgroup_name }
      description: Network access for our first instance.
      rules:
        - direction: ingress
          protocol: tcp
          remote_ip_prefix: 0.0.0.0/0
          port_range_min: 22
          port_range_max: 22

  first_instance_server:
    type: OS::Nova::Server
    properties:
      name: { get_param: host_name }
      image: { get_param: image }
      flavor: { get_param: servers_flavor }
      key_name: { get_param: key_name }
      user_data_format: RAW
      networks:
        - port: { get_resource: first_instance_server_port }

  first_instance_server_port:
    type: OS::Neutron::Port
    properties:
      network_id: { get_resource: private_net }
      security_groups:
        - { get_resource: first_instance_secgroup }

  first_instance_server_floating_ip:
    type: OS::Neutron::FloatingIP
    properties:
      floating_network_id: { get_param: public_net_id }
      port_id: { get_resource: first_instance_server_port }
    depends_on: router_interface