[ec2] Add ability to use create_image to make bootable AMIs

lib/fog/aws/ec2.rb

@@ -33,6 +33,7 @@ module Fog
       request 'create_key_pair'
       request 'create_security_group'
       request 'create_snapshot'
+      request 'create_image'
       request 'create_volume'
       request 'delete_key_pair'
       request 'delete_security_group'

lib/fog/aws/parsers/ec2/create_image.rb

@@ -0,0 +1,20 @@
+module Fog
+  module Parsers
+    module AWS
+      module EC2
+
+        class CreateImage < Fog::Parsers::Base
+
+          def end_element(name)
+            case name
+            when 'instanceId', 'requestId', 'name', 'description', 'noReboot', 'imageId'
+              @response[name] = @value
+            end
+          end
+
+        end
+
+      end
+    end
+  end
+end

lib/fog/aws/requests/ec2/create_image.rb

@@ -0,0 +1,58 @@
+module Fog
+  module AWS
+    module EC2
+      class Real
+
+        require 'fog/aws/parsers/ec2/create_image'
+
+        # Create a bootable EBS volume AMI
+        #
+        # ==== Parameters
+        # * instance_id<~String> - Instance used to create image.
+        # * name<~Name> - Name to give image.
+        # * description<~Name> - Description of image.
+        # * no_reboot<~Boolean> - Optional, whether or not to reboot the image when making the snapshot
+        #
+        # ==== Returns
+        # * response<~Excon::Response>:
+        #   * body<~Hash>:
+        #     * 'imageId'<~String> - The ID of the created AMI.
+        #     * 'requestId'<~String> - Id of request.
+        def create_image(instance_id, name, description, no_reboot = false)
+          request(
+            'Action'            => 'CreateImage',
+            'InstanceId'        => instance_id,
+            'Name'              => name,
+            'Description'       => description,
+            'NoReboot'          => no_reboot.to_s,
+            :parser             => Fog::Parsers::AWS::EC2::CreateImage.new
+          )
+        end
+      end
+
+      class Mock
+
+        def create_image(instance_id, name, description, no_reboot = false)
+          response = Excon::Response.new
+          if instance_id && !name.empty?
+            response.status = 200
+            response.body = {
+              'requestId' => Fog::AWS::Mock.request_id,
+              'imageId' => Fog::AWS::Mock.image_id
+            }
+          else
+            response.status = 400
+            response.body = {
+              'Code' => 'InvalidParameterValue'
+            }
+            if name.empty?
+              response.body['Message'] = "Invalid value '' for name. Must be specified."
+            end
+          end
+          response
+        end
+
+      end
+    end
+  end
+end