class CIMI::Model::MachineVolume

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http://www.apache.org/licenses/LICENSE-2.0

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Public Class Methods

collection_for_instance(instance_id, context) click to toggle source
# File lib/cimi/models/machine_volume.rb, line 72
def self.collection_for_instance(instance_id, context)
  machine_volumes = self.find(instance_id, context)
  volumes_url = context.url("/machines/#{instance_id}/volumes")
  unless CIMI::Model.const_defined?('MachineVolumeCollection')
    collection_class = CIMI::Model::Collection.generate(self)
  else
    collection_class = CIMI::Model::MachineVolumeCollection
  end
  collection_class.new(
    :id => volumes_url,
    :name => 'default',
    :count => machine_volumes.size,
    :description => "Volume collection for Machine #{instance_id}",
    :entries => machine_volumes,
    :operations => [{ :href => volumes_url.singularize+"_attach", :rel => "add" }]
  )
end
find(instance_id, context, id=:all) click to toggle source
# File lib/cimi/models/machine_volume.rb, line 25
def self.find(instance_id, context, id=:all)
  if id == :all
    volumes = context.driver.storage_volumes(context.credentials)
    volumes.inject([]) do |attached, vol|
      id = context.machine_url(instance_id)+"/volumes/#{vol.id}"
      attached <<  self.new(
        :id => id,
        :name => vol.id,
        :description => "MachineVolume #{vol.id} for Machine #{instance_id}",
        :created => vol.created.nil? ? nil : Time.parse(vol.created).xmlschema,
        :initial_location => vol.device,
        :volume => {:href=>context.volume_url(vol.id)},
        :operations => [{:href=>id, :rel => "delete" }]
        ) if vol.instance_id == instance_id
      attached
    end
  else
    vol = context.driver.storage_volume(context.credentials, {:id=>id})
    id = context.machine_url(instance_id)+"/volumes/#{vol.id}"
    raise CIMI::Model::NotFound unless vol.instance_id == instance_id
    self.new(
      :id => id,
      :name => vol.id,
      :description => "MachineVolume #{vol.id} for Machine #{instance_id}",
      :created => vol.created.nil? ? nil : Time.parse(vol.created).xmlschema,
      :initial_location => vol.device,
      :volume => {:href=>context.volume_url(vol.id)},
      :operations => [{:href=>id, :rel => "delete" }]
      )
  end
end
find_to_attach_from_json(json_in, context) click to toggle source
# File lib/cimi/models/machine_volume.rb, line 64
def self.find_to_attach_from_json(json_in, context)
  json = JSON.parse(json_in)
  vol_id = json["volume"]["href"].split("/").last
  location = json["initialLocation"]
  [vol_id, location]
end
find_to_attach_from_xml(xml_in, context) click to toggle source
# File lib/cimi/models/machine_volume.rb, line 57
def self.find_to_attach_from_xml(xml_in, context)
  xml = XmlSimple.xml_in(xml_in)
  vol_id = xml["volume"].first["href"].split("/").last
  location = xml["initialLocation"].first.strip
  [vol_id, location]
end