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"""
This module contains the exceptions to be used by kill swtich backends.
Copyright (c) 2023 Proton AG
This file is part of Proton VPN.
Proton VPN is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
Proton VPN is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with ProtonVPN. If not, see <https://www.gnu.org/licenses/>.
"""
class KillSwitchException(Exception):
"""Base class for KillSwitch specific exceptions."""
def __init__(self, message: str, additional_context: object = None): # noqa
self.message = message
self.additional_context = additional_context
super().__init__(self.message)
class MissingKillSwitchBackendDetails(KillSwitchException):
"""When no KillSwitch backend is found then this exception is raised.
In rare cases where it can happen that a user has some default packages installed, where the
services for those packages are actually not running. Ie:
NetworkManager is installed but not running and for some reason we can't access it,
thus this exception is raised as we can't do anything.
"""
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