    # File lib/fog/openstack/requests/compute/create_security_group_rule.rb, line 29
            def create_security_group_rule(parent_group_id, ip_protocol, from_port, to_port, cidr, group_id=nil)
              response = Excon::Response.new
              response.status = 200
              response.headers = {
                "X-Compute-Request-Id" => "req-63a90344-7c4d-42e2-936c-fd748bced1b3",
                "Content-Type" => "application/json",
                "Content-Length" => "163",
                "Date" => Date.new
              }
              response.body = {
                "security_group_rule" => {
                  "from_port" => from_port,
                  "group"     => group_id || {},
                  "ip_protocol" => ip_protocol,
                  "to_port" => to_port,
                  "parent_group_id" => parent_group_id,
                  "ip_range" => {
                    "cidr" => cidr
                  },
                  "id"=>1
                }
              }
              response
            end