HeatTemplateApacheInstallation.yml

heat_template_version: 2015-10-15

description: Apache Web server installation template.

parameters:

  flavor_name:
    type: string
    description: Instance type for server
    default: m1.small
  image_name:
    type: string
    description: Name or ID of the image to use for the WebServer.
    constraints:
      - allowed_pattern: "fedora[A-Za-z0-9]*|ubuntu[A-Za-z0-9]*|centos[A-Za-z0-9]*"
        description: A name of image can be ubuntu* centos* or fedora* only.
  private_network_name:
    type: string
    description: Name or ID of the network to use for the WebServer.
    default: private_network
  public_network_name:
    type: string
    description: Name or ID of the network to use for the WebServer.
    default: public_network
  keypair_name:
    type: string
    description: Name of the keyPair to be used.
    default: node1_key


resources:

  webserver_instance:
    type: OS::Nova::Server
    properties:
      image:
        get_param: image_name
      flavor:
        get_param: flavor_name
      key_name:
        get_param: keypair_name
      networks:
        - port:
            get_resource: port_on_private_network
      user_data_format: RAW
      user_data: |
        #! /bin/bash -ex
        echo "nameserver 10.250.1.10" >> /etc/resolv.conf
        echo "nameserver 8.8.8.8" >> /etc/resolv.conf
        if which apt-get > /dev/null 2>&1
        then
          apt-get update
          apt-get -y install apache2
          systemctl start apache2
        elif which yum > /dev/null 2>&1
        then
          yum -y install httpd
          systemctl start httpd
        elif which dnf > /dev/null 2>&1
        then
          dnf -y install httpd
          systemctl start httpd
        else
          echo "ERROR: Unrecognized OS distribution"
        fi


  web_server_security_group:
    type: OS::Neutron::SecurityGroup
    properties:
      name: web_server_security_group
      rules:
        - protocol: tcp
          direction: ingress
          remote_ip_prefix: 0.0.0.0/0
          port_range_min: 80
          port_range_max: 80
        - protocol: tcp
          direction: egress
          port_range_min: 1
          port_range_max: 65535
        - protocol: udp
          direction: egress
          port_range_min: 1
          port_range_max: 65535
        - protocol: icmp
          remote_ip_prefix: 0.0.0.0/0
        - protocol: tcp
          direction: ingress
          remote_ip_prefix: 0.0.0.0/0
          port_range_min: 22
          port_range_max: 22

  port_on_private_network:
    type: OS::Neutron::Port
    properties:
      network:
        get_param: private_network_name
      security_groups:
        - get_resource: web_server_security_group

  free_floating_ip:
    type: OS::Neutron::FloatingIP
    properties:
      floating_network:
        get_param: public_network_name


  assign_floatingIP_to_port:
    type: OS::Neutron::FloatingIPAssociation
    properties:
      floatingip_id:
        get_resource: free_floating_ip
      port_id:
        get_resource: port_on_private_network


outputs:
  webserver_info:
    description: Information about webServer
    value:
      get_attr:
        - webserver_instance