Class: UltraDNSUpdater::Strategies::Ec2

Inherits:
UpdateStrategy show all
Defined in:
lib/ultradns_updater/strategies/ec2.rb

Instance Method Summary collapse

Methods inherited from UpdateStrategy

#iface_ip, #initialize, #strategy_config, #strategy_to_use, #ultradns

Methods included from Preconditions

#not_empty, #precondition

Constructor Details

This class inherits a constructor from UltraDNSUpdater::Strategies::UpdateStrategy

Instance Method Details

#update ⇒ Object 



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# File 'lib/ultradns_updater/strategies/ec2.rb', line 18

def update()
  ec2 = UltraDNSUpdater::Ec2.new(strategy_config)
  name_tag_value = ec2.get_name_tag

  result = false
  if ec2.get_instance_public_hostname != ''
    result = ultradns.create_or_update_cname(name_tag_value, ec2.get_instance_public_hostname)
  else
    ip = iface_ip(strategy_config)
    
    unless ip.nil?
      # try using an ip that reaches the internet
      result = ultradns.create_or_update_a(name_tag_value, ip)
    end
  end
  
  result ? name_tag_value : nil
end