Class: Topo::Provision::AwsLaunchConfigurationGenerator

Inherits:
ResourceGenerator show all
Extended by:
Topo::ParseGen
Defined in:
lib/topo/provision/aws/generators/aws_launch_configuration.rb

Instance Attribute Summary

Attributes inherited from ResourceGenerator

#name, #resource_attributes, #resource_type, #undeploy_action

Class Method Summary collapse

Instance Method Summary collapse

Methods included from Topo::ParseGen

convert_keys_to_sym, convert_keys_to_sym_deep, expand_ref, lazy_attribute_to_s, topo_refs, value_from_path

Methods inherited from ResourceGenerator

#default_action, #default_resource_template, #deploy, #do_action, #template, #template_root_dir, #undeploy

Constructor Details

#initialize(data, image_id = nil) ⇒ AwsLaunchConfigurationGenerator

Returns a new instance of AwsLaunchConfigurationGenerator.



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# File 'lib/topo/provision/aws/generators/aws_launch_configuration.rb', line 26

def initialize(data, image_id=nil)
  @resource_type ||= "aws_launch_configuration"
  super(data)
  @image_id = image_id || value_from_path(data, %w[options image_id])

  %w[image instance_type options].each do |key|
    @resource_attributes[key] = data[key] if data.key? key
  end 
end

Class Method Details

.from_node(node) ⇒ Object 



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# File 'lib/topo/provision/aws/generators/aws_launch_configuration.rb', line 40

def self.from_node(node)
 auto_scaling = value_from_path(node, %w[provisioning  node_group  auto_scaling]) || {}
 options = auto_scaling['launch_configuration_options']
 bootstrap_options = value_from_path(node, %w[provisioning machine_options bootstrap_options])
 options ||= bootstrap_options      
 image_id = options['image_id']
 options.delete('image_id')
    
 lc_data = { 
   "name" => auto_scaling['launch_configuration_name'] ||  node['name'] + "_config",
   "image" => image_id || auto_scaling['image'] || node['name'] + "_image"
 }
  
 %w[instance_type].each do |key|
   lc_data[key] = auto_scaling[key] if auto_scaling.key? key
 end 
       
 if options
  lc_data['options'] = convert_keys_to_sym_deep(options)
 end  
 
 self.new(lc_data, image_id)
end

Instance Method Details

#needs_image? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/topo/provision/aws/generators/aws_launch_configuration.rb', line 36

def needs_image?
  @image_id.nil?
end