Class: VagrantPlugins::NiftyCloud::Action::RunInstance

Inherits:
Object
  • Object
show all
Includes:
Vagrant::Util::Retryable
Defined in:
lib/vagrant-niftycloud/action/run_instance.rb

Overview

This runs the configured instance.

Instance Method Summary collapse

Constructor Details

#initialize(app, env) ⇒ RunInstance

Returns a new instance of RunInstance.



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# File 'lib/vagrant-niftycloud/action/run_instance.rb', line 12

def initialize(app, env)
  @app    = app
  @logger = Log4r::Logger.new("vagrant_niftycloud::action::run_instance")
end

Instance Method Details

#call(env) ⇒ Object 



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# File 'lib/vagrant-niftycloud/action/run_instance.rb', line 17

def call(env)
  # Initialize metrics if they haven't been
  env[:metrics] ||= {}
  # Get the zone we're going to booting up in
  zone = env[:machine].provider_config.zone
  # Get the configs
  zone_config              = env[:machine].provider_config.get_zone_config(zone)
  instance_id              = zone_config.instance_id.nil? ? get_instance_id(5) : zone_config.instance_id
  image_id                 = zone_config.image_id
  zone                     = zone_config.zone
  instance_type            = zone_config.instance_type
  key_name                 = zone_config.key_name,
  firewall                 = zone_config.firewall,
  user_data                = zone_config.user_data,
  password                 = zone_config.password

  # Launch!
  env[:ui].info(I18n.t("vagrant_niftycloud.launching_instance"))
  env[:ui].info(" -- Server Type: #{instance_type}")
  env[:ui].info(" -- ImageId: #{image_id}")
  env[:ui].info(" -- Zone: #{zone}") if zone
  env[:ui].info(" -- Key Name: #{key_name}") if key_name
  env[:ui].info(" -- User Data: yes") if user_data
  env[:ui].info(" -- Firewall: #{firewall.inspect}") if !firewall.empty?

  options = {
    :instance_id              => instance_id,
    :availability_zone        => zone,
    :instance_type            => instance_type,
    :image_id                 => image_id,
    :key_name                 => zone_config.key_name,
    :user_data                => user_data,
    :base64_encoded           => true,
    :password                 => password,
    :accounting_type          => 2,    #従量課金
    :disable_api_termination  => false #APIから即terminate可
  }

  if !firewall.empty?
    options[:security_group] = firewall
  end

  # 例外の定義は以下参照
  # http://cloud.nifty.com/api/sdk/rdoc/
  begin
    # インスタンス立ち上げ開始
    server = env[:niftycloud_compute].create(options)
  rescue NIFTY::ConfigurationError => e
    raise Errors::NiftyCloudConfigurationError,
      :message => e.message
  rescue NIFTY::ArgumentError => e
    raise Errors::NiftyCloudArgumentError,
      :message => e.message
  rescue NIFTY::ResponseFormatError => e
    raise Errors::NiftyCloudResponseFormatError,
      :message => e.message
  rescue NIFTY::ResponseError => e
    raise Errors::NiftyCloudResponseError,
      :code    => e.error_code,
      :message => e.error_message
  end

  # Immediately save the ID since it is created at this point.
  env[:machine].id = instance_id
    
  # リトライ回数。サーバステータスがrunningになるまで5秒のintervalでdescribe_instancesを実行するので
  # タイムアウト秒数/5を上限回数とする
  tries = zone_config.instance_ready_timeout / 5
  count = 0
  retryable(:on => Errors::InstanceReadyTimeout, :tries => tries) do
    env[:ui].info(I18n.t("vagrant_niftycloud.waiting_for_ready"))
    while server.instanceState.name != 'running'
      next if env[:interrupted]

      count += 1 
      sleep 5
      server = env[:niftycloud_compute].get(env[:machine])
      env[:ui].info(I18n.t("vagrant_niftycloud.processing"))
      if count > tries
        # Delete the instance
        terminate(env)
        # Notify the user
        raise Errors::InstanceReadyTimeout, timeout: zone_config.instance_ready_timeout
      end
    end
  end

  # Terminate the instance if we were interrupted
  terminate(env) if env[:interrupted]

  @app.call(env)
end

#get_instance_id(length) ⇒ Object 



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# File 'lib/vagrant-niftycloud/action/run_instance.rb', line 127

def get_instance_id(length)
  instance_id = "vagrant"
  uid = (("a".."z").to_a + (0..9).to_a).shuffle[0..length].join
  instance_id << uid.capitalize
end

#recover(env) ⇒ Object 



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# File 'lib/vagrant-niftycloud/action/run_instance.rb', line 110

def recover(env)
  return if env["vagrant.error"].is_a?(Vagrant::Errors::VagrantError)

  if env[:machine].provider.state.id != :not_created
    # Undo the import
    terminate(env)
  end
end

#terminate(env) ⇒ Object 



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# File 'lib/vagrant-niftycloud/action/run_instance.rb', line 119

def terminate(env)
  destroy_env = env.dup
  destroy_env.delete(:interrupted)
  destroy_env[:config_validate] = false
  destroy_env[:force_confirm_destroy] = true
  env[:action_runner].run(Action.action_destroy, destroy_env)
end