Class: CIMI::Model::MachineVolume

Inherits:
Base show all
Defined in:
lib/cimi/models/machine_volume.rb

Overview

Licensed to the Apache Software Foundation (ASF) under one or more contributor license agreements. See the NOTICE file distributed with this work for additional information regarding copyright ownership. The ASF licenses this file to you under the Apache License, Version 2.0 (the “License”); you may not use this file except in compliance with the License. You may obtain a copy of the License at

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

Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an “AS IS” BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions and limitations under the License.

Constant Summary

Constants included from Deltacloud::Helpers::Database

Deltacloud::Helpers::Database::DATABASE_COLLECTIONS

Constants inherited from Resource

Resource::CMWG_NAMESPACE

Instance Attribute Summary

Attributes inherited from Resource

#attribute_values

Class Method Summary collapse

Methods inherited from Base

acts_as_root_entity, all, #filter_attributes, list

Methods included from Deltacloud::Helpers::Database

#current_db, #current_provider, #delete_attributes_for, #extract_attribute_value, #get_entity, #load_attributes_for, #provides?, #store_attributes_for, #test_environment?

Methods included from Deltacloud::Helpers::Drivers

#driver, #driver_class, #driver_class_name, #driver_name, #driver_source_name, #driver_symbol, included, #provider_name

Methods inherited from Resource

<<, #[], #[]=, add_attributes!, all_uri, base_schema, base_schema_cloned?, clone_base_schema, #filter_by, #filter_by_arr_index, #filter_by_arr_range, from_json, from_xml, inherited, #initialize, parse, #prepare, resource_uri, #to_json, to_json, #to_xml, to_xml, xml_tag_name

Methods included from Schema::DSL

#array, #collection, #hash, #href, #resource_attr, #scalar, #struct, #text

Constructor Details

This class inherits a constructor from CIMI::Model::Resource

Class Method Details

.collection_for_instance(instance_id, context) ⇒ Object 



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# 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) ⇒ Object 



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# 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) ⇒ Object 



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# 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) ⇒ Object 



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# 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