Class: TDLTools::ETDL

Inherits:
Object
  • Object
show all
Defined in:
lib/etdl.rb

Instance Attribute Summary collapse

Class Method Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(args = {}) ⇒ ETDL

Returns a new instance of ETDL.



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# File 'lib/etdl.rb', line 23

def initialize(args = {})
  @cloud_attributes    = args[:cloud_attributes]    || {}
  @instance_attributes = args[:instance_attributes] || {}
  @verify_cmds         = args[:verify_cmds]         || []
end

Instance Attribute Details

#cloud_attributes ⇒ Object (readonly)

cloud attributes attr_reader :type, :provider, :username, :password, :keyname, :image, :ssh_cmd, :scp_cmd



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# File 'lib/etdl.rb', line 14

def cloud_attributes
  @cloud_attributes
end

#instance_attributes ⇒ Object (readonly)

instance attributes attr_reader :name, :description, :os, :repositories, :disk, :packages, :files, :commands



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# File 'lib/etdl.rb', line 18

def instance_attributes
  @instance_attributes
end

#verify_cmds ⇒ Object (readonly)

additional commands to verify instance



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# File 'lib/etdl.rb', line 21

def verify_cmds
  @verify_cmds
end

Class Method Details

.parse(doc) ⇒ Object

Parse / return new eTDL instance from xml document



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# File 'lib/etdl.rb', line 30

def self.parse(doc)
  cloud_attributes    = {}
  instance_attributes = { :repositories => [], :packages => [],
                          :files        => [], :commands => [] }
  verify_cmds         = []

  doc.children.last.children.each { |c|
    if c.name == 'name'
      instance_attributes[:name] = c.text.strip

    elsif c.name == 'description'
      instance_attributes[:description] = c.text.strip

    elsif c.name == 'cloud'
      c.children.each { |ca|
        cloud_attributes[ca.name.intern] = ca.text.strip
      }

    elsif c.name == 'os'
      instance_attributes[:os] = {}
      c.children.each { |cc|
        instance_attributes[:os][cc.name] = cc.text.strip
      }

    # TODO c.name == 'disk'

    elsif c.name == 'repositories'
      c.children.each { |repo|
        unless repo['name'].nil?
          instance_attributes[:repositories] << { :name => repo['name'],
                                                  :url  => repo['url'] }
        end
      }

    elsif c.name == 'packages'
      c.children.each { |pkg|
        unless pkg['name'].nil?
          instance_attributes[:packages] << pkg['name']
        end
      }

    elsif c.name == 'files'
      c.children.each { |file|
        unless file['name'].nil?
          instance_attributes[:files] << {:name => file['name'],
                                          :contents => file.text.strip}
        end
      }

    elsif c.name == 'commands'
      c.children.each { |cmd|
        unless cmd.name != "command"
          instance_attributes[:commands] << {:cmd => cmd.text.strip}
        end
      }

    elsif c.name == 'verify'
      c.children.each { |cmd|
        unless cmd.name != "command"
          ccmd = cmd.text.strip
          verify_cmds << ccmd unless ccmd.nil? || ccmd == ""
        end
      }

    end
  }
  #pp instance_attributes
  #pp cloud_attributes
  #pp verify_cmds

  etdl = ETDL.new :cloud_attributes    => cloud_attributes,
                  :instance_attributes => instance_attributes,
                  :verify_cmds => verify_cmds
end

Instance Method Details

#process(processor) ⇒ Object 



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# File 'lib/etdl.rb', line 105

def process(processor)
  instance = processor.launch_instance(self)
  processor.process(self, instance)
  processor.verify(self, instance)
  processor.terminate_instance(instance)
end