module StackConfig
    Stacks = {
    'web-w-chef-server' => {
      # (we can access environment variable via ENV['foo'] instead of hard coding u/p here)
      'REGION'      => ENV['OS_REGION_NAME'],
      'USERNAME'    => ENV['OS_USERNAME'],
      'PASSWORD'    => ENV['OS_PASSWORD'],
      'AUTH_URL'    => ENV['OS_AUTH_URL'],
      'TENANT_NAME' => ENV['OS_TENANT_NAME'],

       # generic instance info
       'flavor_id'  => 103,
       'image_id'   => 75845,
       :key_pair => 'ssh-keypair-name',
       :key_public => '/path/to/id_rsa.pub',
       :global_service_name => 'perconaconf',
       
       # role details
       :roles => {
         # override the default cloud-init script & default bootstrap (which is a chef-client bootstrap)
         :chef => {
            # we are the chef server, so skip the chef-client steps
           :chef_server => true,        :skip_chef_prereg => true,
           # override the default cloud-config with a chef-server template
           :cloud_config_yaml => 'chef-cloud-config.yaml',
           # skip the default chef-client bootstrap
           :bootstrap => '',                                 
           # wait for the chef server to come up & download pem files & generate client account
           :post_install_script => 'bootstrap/chef-post-install.sh',
            # our post install script dumps out .pem files in the CWD   
           :post_install_cwd => '.chef',                    
           # The post-install script needs to know the public IP of the just built instance so that this station can access it
           :post_install_args => '%PUBLIC_IP%'               
         },
         # much simpler role, just build 3 of these, chef-client will do the rest on boot
         :web => {  :count => 3 }
       }
    }
    }
end