Class: CloudFormation::Bridge::Request

Inherits:
Object
  • Object
show all
Includes:
Names
Defined in:
lib/cloud_formation/bridge/request.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(request, logger = Util::LOGGER) ⇒ Request

Returns a new instance of Request.



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# File 'lib/cloud_formation/bridge/request.rb', line 14

def initialize(request, logger = Util::LOGGER)
  @request = request
  @logger = logger
end

Instance Attribute Details

#logger ⇒ Object (readonly)

Returns the value of attribute logger.



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# File 'lib/cloud_formation/bridge/request.rb', line 12

def logger
  @logger
end

#request ⇒ Object (readonly)

Returns the value of attribute request.



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# File 'lib/cloud_formation/bridge/request.rb', line 12

def request
  @request
end

Instance Method Details

#build_response(response = {}) ⇒ Object 



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# File 'lib/cloud_formation/bridge/request.rb', line 87

def build_response(response = {})
  {
    FIELDS::STATUS => RESULTS::SUCCESS,
    FIELDS::PHYSICAL_RESOURCE_ID => response[FIELDS::PHYSICAL_RESOURCE_ID] || physical_resource_id || generate_physical_id,
    FIELDS::STACK_ID => stack_id,
    FIELDS::REQUEST_ID => request_id,
    FIELDS::LOGICAL_RESOURCE_ID => logical_resource_id,
  }.merge(response)
end

#create? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/cloud_formation/bridge/request.rb', line 23

def create?
  request_type == TYPES::CREATE
end

#delete? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/cloud_formation/bridge/request.rb', line 27

def delete?
  request_type == TYPES::DELETE
end

#fail!(message) ⇒ Object 



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# File 'lib/cloud_formation/bridge/request.rb', line 67

def fail!(message)
  response = build_response(
    FIELDS::REASON => message,
    FIELDS::STATUS => RESULTS::FAILED,
  )

  HttpBridge.put(request_url, response)
end

#generate_physical_id ⇒ Object 



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# File 'lib/cloud_formation/bridge/request.rb', line 97

def generate_physical_id
  "#{logical_resource_id}-#{SecureRandom.uuid}"
end

#logical_resource_id ⇒ Object 



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# File 'lib/cloud_formation/bridge/request.rb', line 51

def logical_resource_id
  request[FIELDS::LOGICAL_RESOURCE_ID]
end

#old_resource_properties ⇒ Object 



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# File 'lib/cloud_formation/bridge/request.rb', line 63

def old_resource_properties
  request[FIELDS::OLD_RESOURCE_PROPERTIES]
end

#physical_resource_id ⇒ Object 



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# File 'lib/cloud_formation/bridge/request.rb', line 55

def physical_resource_id
  request[FIELDS::PHYSICAL_RESOURCE_ID]
end

#request_id ⇒ Object 



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# File 'lib/cloud_formation/bridge/request.rb', line 43

def request_id
  request[FIELDS::REQUEST_ID]
end

#request_type ⇒ Object 



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# File 'lib/cloud_formation/bridge/request.rb', line 31

def request_type
  request[FIELDS::REQUEST_TYPE]
end

#request_url ⇒ Object 



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# File 'lib/cloud_formation/bridge/request.rb', line 35

def request_url
  request[FIELDS::RESPONSE_URL]
end

#resource_properties ⇒ Object 



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# File 'lib/cloud_formation/bridge/request.rb', line 59

def resource_properties
  request[FIELDS::RESOURCE_PROPERTIES]
end

#resource_type ⇒ Object 



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# File 'lib/cloud_formation/bridge/request.rb', line 47

def resource_type
  request[FIELDS::RESOURCE_TYPE]
end

#stack_id ⇒ Object 



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# File 'lib/cloud_formation/bridge/request.rb', line 39

def stack_id
  request[FIELDS::STACK_ID]
end

#succeed!(response = {}) ⇒ Object 



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# File 'lib/cloud_formation/bridge/request.rb', line 76

def succeed!(response = {})
  actual_response = case response
    when Hash
      build_response(response)
    else
      build_response
  end

  HttpBridge.put(request_url, actual_response)
end

#update? ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/cloud_formation/bridge/request.rb', line 19

def update?
  request_type == TYPES::UPDATE
end