code: def validate_gpg_sig(self, path, sig=None):
          
          logger.debug("Verifying GPG signature of Insights configuration")
          if sig is None:
              sig = path + ".asc"
          command = ("/usr/bin/gpg --no-default-keyring "
                     "--keyring " + constants.pub_gpg_path +
                     " --verify " + sig + " " + path)
          if not six.PY3:
              command = command.encode('utf-8', 'ignore')
          args = shlex.split(command)
          logger.debug("Executing: %s", args)
          proc = Popen(
              args, shell=False, stdout=PIPE, stderr=STDOUT, close_fds=True)
          stdout, stderr = proc.communicate()
          logger.debug("STDOUT: %s", stdout)
          logger.debug("STDERR: %s", stderr)
          logger.debug("Status: %s", proc.returncode)
          if proc.returncode:
              logger.error("ERROR: Unable to validate GPG signature: %s", path)
              return False
          else:
              logger.debug("GPG signature verified")
              return True
docs: Validate the collection rules