Class: AwsPricing::ElastiCacheNodeType

Inherits:
InstanceType show all
Defined in:
lib/amazon-pricing/definitions/elasticache_node_type.rb

Instance Attribute Summary

Attributes inherited from InstanceType

#api_name, #compute_units, #disk_in_gb, #disk_type, #memory_in_mb, #name, #platform, #virtual_cores

Instance Method Summary collapse

Methods inherited from InstanceType

#category_types, disk_bytes_per_sec_capacity, #disk_in_mb, disk_ops_per_sec_capacity, #get_breakeven_month, #get_category_type, get_descriptive_cache_name, get_descriptive_name, #memory_in_gb, populate_lookups, #prepay, #price_per_hour, service_type

Constructor Details

#initialize(region, api_name, name) ⇒ ElastiCacheNodeType

Returns a new instance of ElastiCacheNodeType.



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# File 'lib/amazon-pricing/definitions/elasticache_node_type.rb', line 6

def initialize(region, api_name, name)
  @category_types = {}
  
  @region   = region
  @name     = name
  @api_name = api_name

  api_name_for_lookup = api_name.sub("cache.", "")
  
  @memory_in_mb  = InstanceType.get_memory(api_name)
  @virtual_cores = InstanceType.get_virtual_cores(api_name_for_lookup)
end

Instance Method Details

#available?(cache_type = :memcached, type_of_instance = :ondemand) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/amazon-pricing/definitions/elasticache_node_type.rb', line 19

def available?(cache_type = :memcached, type_of_instance = :ondemand)
  cache = get_category_type(cache_type)
  return false if cache.nil?
  cache.available?(type_of_instance)
end

#update_pricing(cache_type, type_of_instance, json) ⇒ Object 



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# File 'lib/amazon-pricing/definitions/elasticache_node_type.rb', line 25

def update_pricing(cache_type, type_of_instance, json)
  cache = get_category_type(cache_type)
  if cache.nil?
    cache = Cache.new(self, cache_type)
    @category_types[cache_type] = cache
  end
  
  if type_of_instance == :ondemand
    values = ElastiCacheNodeType::get_values(json, cache_type)
    price = coerce_price(values[cache_type.to_s])
    cache.set_price_per_hour(type_of_instance, nil, price)
  else
    json['valueColumns'].each do |val|

      if val['prices']['USD'].empty?
        next
      end

      price = coerce_price(val['prices']['USD'])

      case val['name']
      when "yrTerm1", "yrTerm1Standard"
        cache.set_prepay(type_of_instance, :year1, price)
      when "yrTerm3", "yrTerm3Standard"
        cache.set_prepay(type_of_instance, :year3, price)
      when "yearTerm1Hourly"
        cache.set_price_per_hour(type_of_instance, :year1, price)
      when "yearTerm3Hourly"
        cache.set_price_per_hour(type_of_instance, :year3, price)
      else
        $stderr.puts "[#{__method__}] WARNING: unknown term:#{val["name"]}"
      end
    end
  end
end