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Unix: Channel-specific list of files for @fortune.

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Also forbid file names starting with a dash, because
arguments to the fortune argument could be used for
DoSing.
This commit is contained in:
Valentin Lorentz 2015-12-27 12:32:09 +01:00
parent 49ff291f61
commit b42437c711
2 changed files with 25 additions and 2 deletions
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18
plugins/Unix/config.py
View File

@ -52,6 +52,20 @@ def configure(advanced):
default=True):
conf.supybot.commands.disabled().add('Unix.progstats')
class NonOptionString(registry.String):
errormsg = _('Value must be a string not starting with a dash (-), not %r.')
def __init__(self, *args, **kwargs):
self.__parent = super(NonOptionString, self)
self.__parent.__init__(*args, **kwargs)
def setValue(self, v):
if v.startswith('-'):
self.error(v)
else:
self.__parent.setValue(v)
class SpaceSeparatedListOfNonOptionStrings(registry.SpaceSeparatedListOfStrings):
Value = NonOptionString
Unix = conf.registerPlugin('Unix')
conf.registerGroup(Unix, 'fortune')
@ -70,8 +84,8 @@ conf.registerChannelValue(Unix.fortune, 'offensive',
registry.Boolean(False, _("""Determines whether fortune will retrieve
offensive fortunes along with the normal fortunes. This sends the -a
option to the fortune program.""")))
conf.registerGlobalValue(Unix.fortune, 'files',
registry.SpaceSeparatedListOfStrings([], _("""Determines what specific file
conf.registerChannelValue(Unix.fortune, 'files',
SpaceSeparatedListOfNonOptionStrings([], _("""Determines what specific file
(if any) will be used with the fortune command; if none is given, the
system-wide default will be used. Do note that this fortune file must be
placed with the rest of your system's fortune files.""")))

9
plugins/Unix/test.py
View File

@ -53,6 +53,15 @@ else:
skipUnlessPing6 = skipIf(utils.findBinaryInPath('ping6') is None,
'ping6 not available.')
class UnixConfigTestCase(ChannelPluginTestCase):
plugins = ('Unix',)
def testFortuneFiles(self):
self.assertNotError('config channel plugins.Unix.fortune.files '
'foo bar')
self.assertRegexp('config channel plugins.Unix.fortune.files '
'"-foo bar"',
'Error:.*dash.*not \'-foo\'')
self.assertNotError('config channel plugins.Unix.fortune.files ""')
if os.name == 'posix':