# Copyright 2016, Tresys Technology, LLC # # SPDX-License-Identifier: LGPL-2.1-only # from .descriptors import DiffResultDescriptor from .difference import Difference, SymbolWrapper class PolCapsDifference(Difference): """Determine the difference in polcaps between two policies.""" added_polcaps = DiffResultDescriptor("diff_polcaps") removed_polcaps = DiffResultDescriptor("diff_polcaps") def diff_polcaps(self) -> None: """Generate the difference in polcaps between the policies.""" self.log.info("Generating policy cap differences from {0.left_policy} to {0.right_policy}". format(self)) self.added_polcaps, self.removed_polcaps, _ = self._set_diff( (SymbolWrapper(n) for n in self.left_policy.polcaps()), (SymbolWrapper(n) for n in self.right_policy.polcaps())) # # Internal functions # def _reset_diff(self) -> None: """Reset diff results on policy changes.""" self.log.debug("Resetting policy capability differences") self.added_polcaps = None self.removed_polcaps = None