xos/core/models/node.xproto

message Node (XOSBase){
     required string name = 1 [max_length = 200, content_type = "stripped", blank = False, help_text = "Name of the Node", null = False, db_index = False];
     required manytoone site_deployment->SiteDeployment:nodes = 2 [db_index = True, null = False, blank = False];
}