Class: OpenStax::Aws::ResourceFactory

Inherits:
Object
  • Object
show all
Defined in:
lib/openstax/aws/resource_factory.rb

Constant Summary collapse

ALL_TYPES =

All classes listed here should implement the self.physical_resource_id method

{
  'AWS::AutoScaling::AutoScalingGroup' => OpenStax::Aws::AutoScalingGroup,
  'AWS::CloudWatch::Alarm' => OpenStax::Aws::Alarm,
  'AWS::Events::Rule' => OpenStax::Aws::EventRule,
  'AWS::RDS::DBInstance' => OpenStax::Aws::RdsInstance,
  'AWS::MSK::Cluster' => OpenStax::Aws::MskCluster
}

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(region:, types: nil) ⇒ ResourceFactory

Returns a new instance of ResourceFactory.



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# File 'lib/openstax/aws/resource_factory.rb', line 14

def initialize(region:, types: nil)
  @region = region
  @types = types.nil? ? ALL_TYPES : ALL_TYPES.select { |type, _| types.include? type }
end

Instance Attribute Details

#region ⇒ Object (readonly)

Returns the value of attribute region.



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# File 'lib/openstax/aws/resource_factory.rb', line 12

def region
  @region
end

#types ⇒ Object (readonly)

Returns the value of attribute types.



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# File 'lib/openstax/aws/resource_factory.rb', line 12

def types
  @types
end

Instance Method Details

#from_stack_resource_or_summary(stack_resource) ⇒ Object 



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# File 'lib/openstax/aws/resource_factory.rb', line 19

def from_stack_resource_or_summary(stack_resource)
  klass = types[stack_resource.resource_type]
  return if klass.nil?

  klass.new(
    region: region,
    klass.physical_resource_id_attribute => stack_resource.physical_resource_id
  )
end

#from_stack_resource_or_summary!(stack_resource) ⇒ Object 



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# File 'lib/openstax/aws/resource_factory.rb', line 29

def from_stack_resource_or_summary!(stack_resource)
  from_stack_resource_or_summary(stack_resource).tap do |resource|
    raise "'#{stack_resource.resource_type}' is not yet implemented in `ResourceFactory`" \
      if resource.nil?
  end
end