# 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: 589 $ __author__ = "Cyril Jaquier" __version__ = "$Revision: 589 $" __date__ = "$Date: 2007-06-25 23:43:25 +0200 (Mon, 25 Jun 2007) $" __copyright__ = "Copyright (c) 2004 Cyril Jaquier" __license__ = "GPL" from regex import Regex, RegexException ## # Regular expression class. # # This class represents a regular expression with its compiled version. class FailRegex(Regex): ## # Constructor. # # Creates a new object. This method can throw RegexException in order to # avoid construction of invalid object. # @param value the regular expression def __init__(self, regex): # Initializes the parent. Regex.__init__(self, regex) # Check for group "host" if "host" not in self._regexObj.groupindex: raise RegexException("No 'host' group in '%s'" % self._regex) ## # Returns the matched host. # # This corresponds to the pattern matched by the named group "host". # @return the matched host def getHost(self): host = self._matchCache.group("host") if host == None: raise RegexException("Unexpected error. Please check your regex") return host