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#
#-*- coding:utf-8 -*-
"""
Gentoo-keys - config.py
Holds configuration keys and values
@copyright: 2012-2015 by Brian Dolbec <dol-sen@gentoo.org>
@license: GNU GNU GPL2, see COPYING for details.
"""
import os
from collections import OrderedDict
from pyGPG.config import GPGConfig
from gkeys.SaneConfigParser import SaneConfigParser
from gkeys.utils import path
# establish the eprefix, initially set so eprefixify can
# set it on install
EPREFIX = "@GENTOO_PORTAGE_EPREFIX@"
# check and set it if it wasn't
if "GENTOO_PORTAGE_EPREFIX" in EPREFIX:
EPREFIX = ''
class GKeysConfig(GPGConfig):
""" Configuration superclass which holds our gentoo-keys
config settings for pygpg """
def __init__(self, config=None, root=None, read_configfile=False):
""" Class initialiser """
GPGConfig.__init__(self)
self.logger = None
self.root = root or ''
self.defaults = OrderedDict(self.defaults)
if config:
self.defaults['config'] = config
self.defaults['configdir'] = os.path.dirname(config)
else:
self._set_default_config()
self.configparser = None
self._add_gkey_defaults()
if read_configfile:
self.read_config()
def _set_default_config(self):
self.defaults['homedir'] = os.path.expanduser('~')
self.defaults['userconfigdir'] = os.path.join(
self.defaults['homedir'], '.config', 'gkeys')
self.defaults['configdir'] = self.defaults['userconfigdir']
self.defaults['config']= os.path.join(
self.defaults['userconfigdir'], 'gkeys.conf')
self.defaults['template_path'] = '/usr/share/gkeys/templates'
if not os.path.exists(self.defaults['config']):
self.defaults['configdir'] = path([self.root, EPREFIX, '/etc/gkeys'])
self.defaults['config'] = '%(configdir)s/gkeys.conf'
def _add_gkey_defaults(self):
self.defaults['gkeysdir'] = path([self.root, EPREFIX, '/var/lib/gentoo/gkeys'])
self.defaults['keyring'] = '%(gkeysdir)s/keyrings'
self.defaults['sign-keydir'] = '%(gkeysdir)s/sign',
self.defaults['logdir'] = '/var/log/gkeys'
# local directory to scan for seed files installed via ebuild, layman
# or manual install.
self.defaults['seedsdir'] = '%(gkeysdir)s/seeds'
self.defaults['seeds'] = {}
self.defaults['keyserver'] = 'pool.sks-keyservers.net'
# NOTE: files is umask mode in octal, directories is chmod mode in octal
self.defaults['permissions'] = {'files': '0o002', 'directories': '0o775',}
self.defaults['seedurls'] = {}
self.defaults['sign'] = {
'key': 'fingerprint',
'keydir': '~/.gkeys',
'keyring': None,
'type': 'clearsign',
}
self.defaults['verify-keyring'] = 'gentoo'
self.defaults['verify-nick'] = 'gkeys'
self.defaults['verify-seeds'] = {}
self.defaults['days_limit'] = 30
def read_config(self, filename=None):
'''Reads the config file into memory
'''
if "%(configdir)s" in self.defaults['config']:
# fix the config path
self.defaults['config'] = self.defaults['config'] \
% {'configdir': self.defaults['configdir']}
for key in self.defaults:
self.defaults[key] = self._sub_(self.defaults[key])
defaults = OrderedDict()
# Add only the defaults we want in the configparser
for key in ['userconfigdir', 'gkeysdir', 'homedir', 'keyring', 'sign-keydir', 'logdir',
'seedsdir', 'keyserver']:
defaults[key] = self.defaults[key]
if filename == None:
filename = self.defaults['config']
if "foo-bar'd" in filename:
print("Config: read_config(); Configuration ERROR: filename: %s, access: %s"
% (filename, os.access(filename, os.R_OK)))
self.configparser = SaneConfigParser(defaults)
self.configparser.read(filename)
if self.configparser.has_section('base'):
# I consider this hacky, but due to shortcomings of ConfigParser
# we need to reset the defaults redefined in the 'base' section
for key in self.configparser.options('base'):
self.defaults[key] = self.configparser.get('base', key)
defaults[key] = self.defaults[key]
self.configparser._defaults = defaults
for section in self.configparser.sections():
if section == 'base':
continue
for key in self.configparser.options(section):
if section not in self.defaults:
self.defaults[section] = {}
self.defaults[section][key] = self.configparser.get(section, key)
def get_key(self, key, subkey=None):
return self._get_(key, subkey)
def _get_(self, key, subkey=None):
if subkey:
if key in self.options and subkey in self.options[key]:
return self._sub_(self.options[key][subkey])
elif key in self.defaults and subkey in self.defaults[key]:
return self._sub_(self.defaults[key][subkey])
else:
return super(GKeysConfig, self)._get_(key, subkey)
else:
return super(GKeysConfig, self)._get_(key, subkey)
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