Class: AwsPricing::Ec2InstanceType

Inherits:
InstanceType show all
Defined in:
lib/amazon-pricing/definitions/ec2-instance-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

Class Method Summary collapse

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, #initialize, #memory_in_gb, populate_lookups, #prepay, #price_per_hour, service_type

Constructor Details

This class inherits a constructor from AwsPricing::InstanceType

Class Method Details

.get_network_information(network_string) ⇒ Object

Take in string from amazon pricing api, return network properties Input: String containing network capacity from amazon-pricing-api Output: network throughput as a string, int containing network mbps



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# File 'lib/amazon-pricing/definitions/ec2-instance-type.rb', line 124

def self.get_network_information(network_string)
  throughput = @Network_String_To_Sym[network_string]
  if throughput.nil?
      $stderr.puts "[#{__method__}] WARNING: unknown network throughput string:#{network_string}"
  end
  network_mbps = @Network_Throughput_MBits_Per_Second[throughput]
  [throughput.to_s, network_mbps]
end

.get_network_mbps(throughput) ⇒ Object 



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# File 'lib/amazon-pricing/definitions/ec2-instance-type.rb', line 113

def self.get_network_mbps(throughput)
  network_mbps = @Network_Throughput_MBits_Per_Second[throughput]
  if not network_mbps
    $stderr.puts "Unknown network throughput for #{throughput}"
  end
  network_mbps
end

Instance Method Details

#available?(type_of_instance = :ondemand, operating_system = :linux) ⇒ Boolean

Returns whether an instance_type is available. operating_system = :linux, :mswin, :rhel, :sles, :mswinSQL, :mswinSQLWeb type_of_instance = :ondemand, :light, :medium, :heavy

Returns:

  • (Boolean) 


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# File 'lib/amazon-pricing/definitions/ec2-instance-type.rb', line 15

def available?(type_of_instance = :ondemand, operating_system = :linux)
  os = get_category_type(operating_system)
  return false if os.nil?
  os.available?(type_of_instance)
end

#get_operating_system(type) ⇒ Object

Returns OperatingSystem pricing e.g. :linux



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# File 'lib/amazon-pricing/definitions/ec2-instance-type.rb', line 8

def get_operating_system(type)
  get_category_type(type)
end

#operating_systems ⇒ Object

Maintained for backward compatibility reasons



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# File 'lib/amazon-pricing/definitions/ec2-instance-type.rb', line 109

def operating_systems
  @category_types
end

#update_pricing(operating_system, type_of_instance, json) ⇒ Object

operating_system = :linux, :mswin, :rhel, :sles, :mswinSQL, :mswinSQLWeb type_of_instance = :ondemand, :light, :medium, :heavy



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# File 'lib/amazon-pricing/definitions/ec2-instance-type.rb', line 58

def update_pricing(operating_system, type_of_instance, json)
  os = get_category_type(operating_system)
  if os.nil?
    os = OperatingSystem.new(self, operating_system)
    @category_types[operating_system] = os
  end

  if type_of_instance == :ondemand
    # e.g. {"size"=>"sm", "valueColumns"=>[{"name"=>"linux", "prices"=>{"USD"=>"0.060"}}]}
    values = Ec2InstanceType::get_values(json, operating_system, true)
    category = operating_system.to_s
    # Someone at AWS is fat fingering the pricing data and putting the text "os" where there should be the actual operating system (e.g. "linux") - see http://a0.awsstatic.com/pricing/1/ec2/linux-od.min.js
    category = "os" if values.has_key?("os")
    price = coerce_price(values[category])
    os.set_price_per_hour(type_of_instance, nil, price)
  else
    json['valueColumns'].each do |val|
      price = coerce_price(val['prices']['USD'])

      case val["name"]
      when "yrTerm1", "yrTerm1Standard"
        os.set_prepay(type_of_instance, :year1, price)
      when "yrTerm3", "yrTerm3Standard"
        os.set_prepay(type_of_instance, :year3, price)
      when "yrTerm1Hourly"
        os.set_price_per_hour(type_of_instance, :year1, price)
      when "yrTerm3Hourly"
        os.set_price_per_hour(type_of_instance, :year3, price)
      else
        $stderr.puts "[#{__method__}] WARNING: unknown term:#{val["name"]}"
      end
    end
  end
end

#update_pricing2(operating_system, res_type, ondemand_pph = nil, year1_prepay = nil, year3_prepay = nil, year1_pph = nil, year3_pph = nil) ⇒ Object 



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# File 'lib/amazon-pricing/definitions/ec2-instance-type.rb', line 93

def update_pricing2(operating_system, res_type, ondemand_pph = nil, year1_prepay = nil, year3_prepay = nil, year1_pph = nil, year3_pph = nil)

  os = get_category_type(operating_system)
  if os.nil?
    os = OperatingSystem.new(self, operating_system)
    @category_types[operating_system] = os
  end

  os.set_price_per_hour(res_type, nil, coerce_price(ondemand_pph)) unless ondemand_pph.nil?
  os.set_prepay(res_type, :year1, coerce_price(year1_prepay)) unless year1_prepay.nil?
  os.set_prepay(res_type, :year3, coerce_price(year3_prepay)) unless year3_prepay.nil?
  os.set_price_per_hour(res_type, :year1, coerce_price(year1_pph)) unless year1_pph.nil?
  os.set_price_per_hour(res_type, :year3, coerce_price(year3_pph)) unless year3_pph.nil?
end

#update_pricing_new(operating_system, type_of_instance, price, term = nil, is_prepay = false) ⇒ Object

operating_system = :linux, :mswin, :rhel, :sles, :mswinSQL, :mswinSQLWeb type_of_instance = :ondemand, :light, :medium, :heavy, :allupfront, partialupfront, :noupfront term = nil (on demand), yrTerm1, yrTerm3



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# File 'lib/amazon-pricing/definitions/ec2-instance-type.rb', line 24

def update_pricing_new(operating_system, type_of_instance, price, term = nil, is_prepay = false)
  os = get_category_type(operating_system)
  if os.nil?
    os = OperatingSystem.new(self, operating_system)
    @category_types[operating_system] = os
  end

  p = coerce_price(price)

  if type_of_instance == :ondemand
    os.set_price_per_hour(type_of_instance, nil, p)
  else
    case term
      when "yrTerm1", "yrTerm1Standard"
        years = :year1
      when "yrTerm1Convertible"
        years = :year1_convertible
      when "yrTerm3", "yrTerm3Standard"
        years = :year3
      when "yrTerm3Convertible"
        years = :year3_convertible
      else
        $stderr.puts "[#{__method__}] WARNING: unknown term:#{term} os:#{operating_system},type:#{type_of_instance},prepay:#{is_prepay}"
    end
    if is_prepay
      os.set_prepay(type_of_instance, years, p)
    else
      os.set_price_per_hour(type_of_instance, years, p * 12 / 365 / 24)
    end
  end
end