Enable and implement delete security group rules for compute service.

lib/fog/hp/compute.rb

@@ -31,6 +31,7 @@ module Fog
       request :delete_image
       request :delete_key_pair
       request :delete_security_group
+      request :delete_security_group_rule
       request :delete_server
       request :get_flavor_details
       request :get_image_details

lib/fog/hp/requests/compute/create_security_group_rule.rb

@@ -44,21 +44,22 @@ module Fog
 
         def create_security_group_rule(parent_group_id, ip_protocol, from_port, to_port, cidr, group_id=nil)
           response = Excon::Response.new
-
-          if self.data[:security_groups].has_key?("#{parent_group_id}")
+          group = self.data[:security_groups]["#{parent_group_id}"]
+          if group
+            group['rules'] ||= {}
             response.status = 200
             data = {
               'from_port'       => from_port,
               'group'           => {},
               'ip_protocol'     => ip_protocol,
               'to_port'         => to_port,
-              'parent_group_id' => parent_group_id,
+              'parent_group_id' => parent_group_id.to_s,
               'ip_range'        => {
                 'cidr' => cidr
               },
-              'id'              => Fog::Mock.random_numbers(3),
+              'id'              => Fog::Mock.random_numbers(3).to_s,
             }
-            self.data[:security_groups]["#{parent_group_id}"]['rules'] = data
+            group['rules'][data['id']] = data
 
             response.body = { 'security_group_rule' => data }
             response

lib/fog/hp/requests/compute/delete_security_group_rule.rb

@@ -0,0 +1,46 @@
+module Fog
+  module Compute
+    class HP
+      class Real
+
+        # Delete a security group rule
+        #
+        # ==== Parameters
+        # * id<~Integer> - id of the security group rule to delete
+        #
+        # {Openstack API Reference}[http://docs.openstack.org]
+        def delete_security_group_rule(security_group_rule_id)
+          request(
+            :expects  => 202,
+            :method   => 'DELETE',
+            :path     => "os-security-group-rules/#{security_group_rule_id}"
+          )
+        end
+
+      end
+
+      class Mock
+
+        def delete_security_group_rule(security_group_rule_id)
+          response = Excon::Response.new
+
+          sg_rule = nil
+          self.data[:security_groups].each do |skey, sv|
+            if sv['rules']
+              sg_rule = sv['rules'].select { |r| r == security_group_rule_id }
+            end
+          end
+          unless sg_rule.empty?
+            self.data[:security_groups]["#{sg_rule.values.first['parent_group_id']}"]['rules'].delete(security_group_rule_id)
+            response.status = 202
+            response.body = "202 Accepted\n\nThe request is accepted for processing.\n\n   "
+            response
+          else
+            raise Fog::Compute::HP::NotFound
+          end
+        end
+
+      end
+    end
+  end
+end