Module: Leeroy::Helpers::Inventory

Includes:
AWS, Logging
Included in:
Task::Image, Task::Instantiate
Defined in:
lib/leeroy/helpers/inventory.rb

Constant Summary

Constants included from Logging

Logging::TRACE_FORMAT, Logging::TRACE_LEVELS, Logging::TRUNCATE_THRESHOLD

Instance Attribute Summary

Attributes included from AWS

#ec2, #rds, #s3

Instance Method Summary collapse

Methods included from Logging

#logger

Methods included from AWS

#awsRequest, #buildS3ObjectName, #checkSemaphore, #clearSemaphore, #createTags, #destroyInstance, #ec2Request, #filterImages, #genSemaphore, #getApplicationImageIndex, #getApplicationInstanceName, #getGoldMasterImageIndex, #getGoldMasterInstanceName, #getImageByName, #getMaxImageIndex, #getRDSInstanceEndpoint, #getSemaphore, #getSgId, #getSubnetId, #getVpcId, #initialize, #rdsRequest, #s3Request, #setSemaphore

Instance Method Details

#genImageIndex(state = self.state, env = self.env, ec2 = self.ec2, options = self.options) ⇒ Object 



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# File 'lib/leeroy/helpers/inventory.rb', line 50

def genImageIndex(state = self.state, env = self.env, ec2 = self.ec2, options = self.options)
  begin
    index = options[:index]

    if index
      logger.debug "index provided: #{index}"
    else
      logger.debug "index not provided, calculating"
      phase = state.phase.to_s

      index = case phase
      when 'gold_master'
        getGoldMasterImageIndex.to_i + 1
      when 'application'
        getGoldMasterImageIndex.to_i
      else
        raise "unable to determine image index for phase '#{phase}'"
      end
    end

    logger.debug "index: #{index}"

    index

  rescue StandardError => e
    raise e
  end
end

#genImageName(phase = nil, state = self.state, options = self.options) ⇒ Object

determine the name of an AMI to use in creating an instance



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# File 'lib/leeroy/helpers/inventory.rb', line 14

def genImageName(phase = nil, state = self.state, options = self.options)
  begin
    # extract phase from state if not provided
    phase = state.phase if phase.nil?

    raise "no phase provided in state data or as param, exiting." if phase.nil?

    # were we given an app_name?
    app_name = state.app_name? ? state.app_name : checkEnv('LEEROY_APP_NAME')
    logger.debug "app_name: #{app_name}"

    # build target depends on phase
    build_target = case phase.to_s
    when 'gold_master'
      'master'
    when 'application'
      checkEnv('LEEROY_BUILD_TARGET')
    else
      raise "unable to build target for phase"
    end

    # were we given an image index?
    index = genImageIndex(state, self.env, self.ec2, options).to_s
    logger.debug "index: #{index}"

    image_name = [app_name, build_target, index].join('-')

    logger.debug "image_name: #{image_name}"

    image_name

  rescue StandardError => e
    raise e
  end
end