setools/setoolsgui/config.py
Chris PeBenito 5f83443516 setoolsgui: Update to Python 3.10 typing syntax and features.
Also clean up lint warnings, such as missing docstrings and shadowing
variables in the __main__ (testing) functions.

No functional change.

Signed-off-by: Chris PeBenito <pebenito@ieee.org>
2024-02-14 09:11:35 -05:00

68 lines
1.8 KiB
Python

# Copyright 2019, Chris PeBenito <pebenito@ieee.org>
#
# SPDX-License-Identifier: LGPL-2.1-only
#
#
import os
import logging
import configparser
import threading
import typing
#
# Configfile constants
#
APOLCONFIG: typing.Final[str] = "~/.config/setools/apol.conf"
HELP_SECTION: typing.Final[str] = "Help"
HELP_PGM: typing.Final[str] = "assistant"
DEFAULT_HELP_PGM: typing.Final[tuple[str, ...]] = ("/usr/bin/assistant",)
class ApolConfig:
"""Apol configuration file."""
def __init__(self):
self.log: typing.Final = logging.getLogger(__name__)
self._lock = threading.Lock()
self.path: typing.Final = os.path.expanduser(APOLCONFIG)
self._config = configparser.ConfigParser()
save = False
if not self._config.read((self.path,)):
save = True
if not self._config.has_section(HELP_SECTION):
self._config.add_section(HELP_SECTION)
self._config.set(HELP_SECTION, HELP_PGM, DEFAULT_HELP_PGM)
save = True
if save:
self.save()
def save(self):
"""Save configuration file."""
with self._lock:
try:
os.makedirs(os.path.dirname(self.path), mode=0o755, exist_ok=True)
with open(self.path, "w") as fd:
self._config.write(fd)
except Exception:
self.log.critical(f"Failed to save configuration file \"{self.path}\"")
self.log.debug("Backtrace", exc_info=True)
@property
def assistant(self):
"""Return the help program executable path."""
with self._lock:
return self._config.get(HELP_SECTION, HELP_PGM, fallback=DEFAULT_HELP_PGM)
@assistant.setter
def assistant(self, value):
with self._lock:
self._config.set(HELP_SECTION, HELP_PGM, value)