fail2ban/client/configreader.py

98 lines
3.0 KiB
Python

# This file is part of Fail2Ban.
#
# Fail2Ban 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 2 of the License, or
# (at your option) any later version.
#
# Fail2Ban 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 Fail2Ban; if not, write to the Free Software
# Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
# Author: Cyril Jaquier
#
# $Revision: 433 $
__author__ = "Cyril Jaquier"
__version__ = "$Revision: 433 $"
__date__ = "$Date: 2006-10-24 21:40:51 +0200 (Tue, 24 Oct 2006) $"
__copyright__ = "Copyright (c) 2004 Cyril Jaquier"
__license__ = "GPL"
import logging, os
from ConfigParser import SafeConfigParser
from ConfigParser import NoOptionError, NoSectionError
# Gets the instance of the logger.
logSys = logging.getLogger("fail2ban.client.config")
class ConfigReader(SafeConfigParser):
BASE_DIRECTORY = "/etc/fail2ban/"
def __init__(self):
SafeConfigParser.__init__(self)
self.__opts = None
@staticmethod
def setBaseDir(folderName):
path = folderName.rstrip('/')
ConfigReader.BASE_DIRECTORY = path + '/'
@staticmethod
def getBaseDir():
return ConfigReader.BASE_DIRECTORY
def read(self, filename):
basename = ConfigReader.BASE_DIRECTORY + filename
logSys.debug("Reading " + basename)
bConf = basename + ".conf"
bLocal = basename + ".local"
if os.path.exists(bConf) or os.path.exists(bLocal):
SafeConfigParser.read(self, [bConf, bLocal])
return True
else:
logSys.error(bConf + " and " + bLocal + " do not exist")
return False
##
# Read the options.
#
# Read the given option in the configuration file. Default values
# are used...
# Each optionValues entry is composed of an array with:
# 0 -> the type of the option
# 1 -> the name of the option
# 2 -> the default value for the option
def getOptions(self, sec, options, pOptions = None):
values = dict()
for option in options:
try:
if option[0] == "bool":
v = self.getboolean(sec, option[1])
elif option[0] == "int":
v = self.getint(sec, option[1])
else:
v = self.get(sec, option[1])
if not pOptions == None and option[1] in pOptions:
continue
values[option[1]] = v
except NoSectionError, e:
# No "Definition" section or wrong basedir
logSys.error(e)
values[option[1]] = option[2]
except NoOptionError:
if not option[2] == None:
logSys.warn("No '" + option[1] + "' defined in '" + sec + "'")
values[option[1]] = option[2]
except ValueError:
logSys.warn("Wrong value for '" + option[1] + "' in '" + sec +
"'. Using default one: '" + `option[2]` + "'")
values[option[1]] = option[2]
return values