docs: def thaw(self, tmp_dir):
          """Will perform some validation and copy a
          decrypted secret to it's final location"""
          for sfile in self.secrets():
              src_file = "%s/%s" % (tmp_dir, sfile)
              err_msg = "%s secret missing from icefile" % (self)
              if not os.path.exists(src_file):
                  if hasattr(self.opt, 'ignore_missing') and \
                     self.opt.ignore_missing:
                      LOG.warning(err_msg)
                      continue
                  else:
                      raise aomi_excep.IceFile(err_msg)
  
              dest_file = "%s/%s" % (self.opt.secrets, sfile)
              dest_dir = os.path.dirname(dest_file)
              if not os.path.exists(dest_dir):
                  os.mkdir(dest_dir)
  
              shutil.copy(src_file, dest_file)
              LOG.debug("Thawed %s %s", self, sfile)