twisted/plugins/cred_anonymous.py

   1 # -*- test-case-name: twisted.test.test_strcred -*-
   2 #
   3 # Copyright (c) Twisted Matrix Laboratories.
   4 # See LICENSE for details.
   5
   6 """
   7 Cred plugin for anonymous logins.
   8 """
   9
  10 from zope.interface import implements
  11
  12 from twisted import plugin
  13 from twisted.cred.checkers import AllowAnonymousAccess
  14 from twisted.cred.strcred import ICheckerFactory
  15 from twisted.cred.credentials import IAnonymous
  16
  17
  18 anonymousCheckerFactoryHelp = """
  19 This allows anonymous authentication for servers that support it.
  20 """
  21
  22
  23 class AnonymousCheckerFactory(object):
  24     """
  25     Generates checkers that will authenticate an anonymous request.
  26     """
  27     implements(ICheckerFactory, plugin.IPlugin)
  28     authType = 'anonymous'
  29     authHelp = anonymousCheckerFactoryHelp
  30     argStringFormat = 'No argstring required.'
  31     credentialInterfaces = (IAnonymous,)
  32
  33
  34     def generateChecker(self, argstring=''):
  35         return AllowAnonymousAccess()
  36
  37
  38
  39 theAnonymousCheckerFactory = AnonymousCheckerFactory()
  40