[vcloud_director] Add get_*_ovf_descriptor methods.

lib/fog/vcloud_director/compute.rb

@@ -98,7 +98,9 @@ module Fog
       request :get_task_list
       request :get_vapp
       request :get_vapp_metadata
+      request :get_vapp_ovf_descriptor
       request :get_vapp_template
+      request :get_vapp_template_ovf_descriptor
       request :get_vdc
       request :get_vm
       request :get_vm_customization

lib/fog/vcloud_director/requests/compute/get_vapp_ovf_descriptor.rb

@@ -0,0 +1,24 @@
+module Fog
+  module Compute
+    class VcloudDirector
+      class Real
+        # Retrieve the OVF descriptor of a vApp directly.
+        #
+        # @param [String] id Object identifier of the vApp.
+        # @return [Excon::Response]
+        #   * body<~String> -
+        # @see http://pubs.vmware.com/vcd-51/topic/com.vmware.vcloud.api.reference.doc_51/doc/operations/GET-VAppOvfDescriptor.html
+        #   vCloud API Documentation
+        # @since vCloud API version 5.1
+        def get_vapp_ovf_descriptor(id)
+          request(
+            :expects    => 200,
+            :idempotent => true,
+            :method     => 'GET',
+            :path       => "vApp/#{id}/ovf"
+          )
+        end
+      end
+    end
+  end
+end

lib/fog/vcloud_director/requests/compute/get_vapp_template_ovf_descriptor.rb

@@ -0,0 +1,24 @@
+module Fog
+  module Compute
+    class VcloudDirector
+      class Real
+        # Retrieve the OVF descriptor of a vApp template.
+        #
+        # @param [String] id Object identifier of the vAppTemplate.
+        # @return [Excon::Response]
+        #   * body<~String> -
+        # @see http://pubs.vmware.com/vcd-51/topic/com.vmware.vcloud.api.reference.doc_51/doc/operations/GET-VAppTemplateOvfDescriptor.html
+        #   vCloud API Documentation
+        # @since vCloud API version 0.9
+        def get_vapp_template_ovf_descriptor(id)
+          request(
+            :expects    => 200,
+            :idempotent => true,
+            :method     => 'GET',
+            :path       => "vAppTemplate/#{id}/ovf"
+          )
+        end
+      end
+    end
+  end
+end

tests/vcloud_director/requests/compute/ovf_descriptor_tests.rb

@@ -0,0 +1,44 @@
+Shindo.tests('Compute::VcloudDirector | ovf requests', ['vclouddirector']) do
+
+  @service = Fog::Compute::VcloudDirector.new
+
+  tests('Get current organization') do
+    session = @service.get_current_session.body
+    link = session[:Link].detect do |l|
+      l[:type] == 'application/vnd.vmware.vcloud.org+xml'
+    end
+    @org = @service.get_organization(link[:href].split('/').last).body
+  end
+
+  tests('Get first vDC') do
+    session = @service.get_current_session.body
+    link = @org[:Link].detect do |l|
+      l[:type] == 'application/vnd.vmware.vcloud.vdc+xml'
+    end
+    @vdc = @service.get_vdc(link[:href].split('/').last).body
+    @vdc[:ResourceEntities][:ResourceEntity] = [@vdc[:ResourceEntities][:ResourceEntity]] if @vdc[:ResourceEntities][:ResourceEntity].is_a?(Hash)
+  end
+
+  # 'Envelope' is the outer type of the parsed XML document.
+  tests('#get_vapp_ovf_descriptor').returns('Envelope') do
+    pending if Fog.mocking?
+    link = @vdc[:ResourceEntities][:ResourceEntity].detect do |l|
+      l[:type] == 'application/vnd.vmware.vcloud.vApp+xml'
+    end
+    pending if link.nil?
+    body = @service.get_vapp_ovf_descriptor(link[:href].split('/').last).body
+    Nokogiri::XML::Document.parse(body).children.first.name
+  end
+
+  # 'Envelope' is the outer type of the parsed XML document.
+  tests('#get_vapp_template_ovf_descriptor').returns('Envelope') do
+    pending if Fog.mocking?
+    link = @vdc[:ResourceEntities][:ResourceEntity].detect do |l|
+      l[:type] == 'application/vnd.vmware.vcloud.vAppTemplate+xml'
+    end
+    pending if link.nil?
+    body = @service.get_vapp_template_ovf_descriptor(link[:href].split('/').last).body
+    Nokogiri::XML::Document.parse(body).children.first.name
+  end
+
+end