Class: CIMI::Model::Machine

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

Instance 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

.attach_volume(volume, location, context) ⇒ Object

returns the newly attach machine_volume



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# File 'lib/cimi/models/machine.rb', line 125

def self.attach_volume(volume, location, context)
  context.driver.attach_storage_volume(context.credentials,
   {:id=>volume, :instance_id=>context.params[:id], :device=>location})
  CIMI::Model::MachineVolume.find(context.params[:id], context, volume)
end

.create_from_json(body, context) ⇒ Object 



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# File 'lib/cimi/models/machine.rb', line 53

def self.create_from_json(body, context)
  json = JSON.parse(body)
  machine_template = json['machineTemplate']
  if !machine_template['href'].nil?
    template = current_db.machine_templates.first(:id => machine_template['href'].split('/').last)
    raise 'Could not find the MachineTemplate' if template.nil?
    hardware_profile_id = template.machine_config.split('/').last
    image_id = template.machine_image.split('/').last
  else
    hardware_profile_id = machine_template['machineConfig']["href"].split('/').last
    image_id = machine_template['machineImage']["href"].split('/').last
    if machine_template.has_key? 'credential'
      additional_params[:keyname] = machine_template['credential']["href"].split('/').last
    end
  end

  additional_params = {}
  additional_params[:name] = json['name'] if json['name']
  instance = context.driver.create_instance(context.credentials, image_id, {
    :hwp_id => hardware_profile_id
  }.merge(additional_params))

  # Store attributes that are not supported by the backend cloud to local
  # database:
  store_attributes_for(instance, json)
  from_instance(instance, context)
end

.create_from_xml(body, context) ⇒ Object 



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# File 'lib/cimi/models/machine.rb', line 81

def self.create_from_xml(body, context)
  xml = XmlSimple.xml_in(body)
  if xml['machineTemplate'][0]['href']
    template = current_db.machine_templates_dataset.first(:id => xml['machineTemplate'][0]['href'].split('/').last)
    hardware_profile_id = template.machine_config.split('/').last
    image_id = template.machine_image.split('/').last
  else
    machine_template = xml['machineTemplate'][0]
    hardware_profile_id = machine_template['machineConfig'].first["href"].split('/').last
    image_id = machine_template['machineImage'].first["href"].split('/').last
    if machine_template.has_key? 'credential'
      additional_params[:keyname] = machine_template['credential'][0]["href"].split('/').last
    end
  end
  additional_params = {}
  additional_params[:name] = xml['name'][0] if xml['name']
  instance = context.driver.create_instance(context.credentials, image_id, {
    :hwp_id => hardware_profile_id
  }.merge(additional_params))

  # Store attributes that are not supported by the backend cloud to local
  # database:
  entity = store_attributes_for(instance, xml)
  from_instance(instance, context, entity.to_hash)
end

.delete!(id, context) ⇒ Object 



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# File 'lib/cimi/models/machine.rb', line 119

def self.delete!(id, context)
  delete_attributes_for Instance.new(:id => id)
  context.driver.destroy_instance(context.credentials, id)
end

.detach_volume(volume, location, context) ⇒ Object

returns the machine_volume_collection for the given machine



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# File 'lib/cimi/models/machine.rb', line 132

def self.detach_volume(volume, location, context)
  context.driver.detach_storage_volume(context.credentials,
   {:id=>volume, :instance_id=>context.params[:id], :device=>location})
  CIMI::Model::MachineVolume.collection_for_instance(context.params[:id], context)
end

.find(id, context) ⇒ Object 



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# File 'lib/cimi/models/machine.rb', line 41

def self.find(id, context)
  instances = []
  if id == :all
    instances = context.driver.instances(context.credentials)
    instances.map { |instance| from_instance(instance, context) }.compact
  else
    instance = context.driver.instance(context.credentials, :id => id)
    raise CIMI::Model::NotFound unless instance
    from_instance(instance, context)
  end
end

Instance Method Details

#perform(action, context, &block) ⇒ Object 



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# File 'lib/cimi/models/machine.rb', line 107

def perform(action, context, &block)
  begin
    if context.driver.send(:"#{action.name}_instance", context.credentials, self.id.split("/").last)
      block.callback :success
    else
      raise "Operation failed to execute on given Machine"
    end
  rescue => e
    block.callback :failure, e.message
  end
end