Class: Topo::Provision::AwsAutoScalingGroupGenerator

Inherits:
ResourceGenerator show all
Extended by:
Topo::ParseGen
Defined in:
lib/topo/provision/aws/generators/aws_auto_scaling_group.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) ⇒ AwsAutoScalingGroupGenerator

Returns a new instance of AwsAutoScalingGroupGenerator.



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

def initialize(data)
  @resource_type ||= "aws_auto_scaling_group"
  super
  %w[launch_configuration max_size min_size desired_capacity availability_zones load_balancers 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_auto_scaling_group.rb', line 34

def self.from_node(node)
 auto_scaling = value_from_path(node, %w[provisioning  node_group  auto_scaling]) || {}
     
 group_data = { 
   "name" => auto_scaling['group_name'] ||  node['name'] + "_group",
   "launch_configuration" => auto_scaling['launch_configuration'] ||  node['name'] + "_config"
 }

 %w[max_size min_size desired_capacity availability_zones load_balancers].each do |key|
   group_data[key] = auto_scaling[key] if auto_scaling.key? key
 end 
       
 options = auto_scaling['group_options']
 if options
    # we also need to convert some of the field values in options, and then all of the keys  
    %w[health_check_type].each do |key|
      options[key] = options[key].to_sym if options.key? key
    end
    group_data['options'] = convert_keys_to_sym_deep(options)
 end    
 
 self.new(group_data)
end