97 lines
4.2 KiB
Python
97 lines
4.2 KiB
Python
# -*- coding: utf-8 -*-
|
|
# Copyright (C) 2017 Team tiramisu (see AUTHORS for all contributors)
|
|
#
|
|
# This program is free software: you can redistribute it and/or modify it
|
|
# under the terms of the GNU Lesser General Public License as published by the
|
|
# Free Software Foundation, either version 3 of the License, or (at your
|
|
# option) any later version.
|
|
#
|
|
# This program 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 Lesser General Public License for more
|
|
# details.
|
|
#
|
|
# You should have received a copy of the GNU Lesser General Public License
|
|
# along with this program. If not, see <http://www.gnu.org/licenses/>.
|
|
#
|
|
# The original `Config` design model is unproudly borrowed from
|
|
# the rough pypy's guys: http://codespeak.net/svn/pypy/dist/pypy/config/
|
|
# the whole pypy projet is under MIT licence
|
|
# ____________________________________________________________
|
|
from IPy import IP
|
|
|
|
from ..error import ConfigError
|
|
from ..setting import undefined
|
|
from ..i18n import _
|
|
from .option import Option
|
|
|
|
|
|
class IPOption(Option):
|
|
"represents the choice of an ip"
|
|
__slots__ = tuple()
|
|
_display_name = _('IP')
|
|
|
|
def __init__(self, name, doc, default=None, default_multi=None,
|
|
requires=None, multi=False, callback=None,
|
|
callback_params=None, validator=None, validator_params=None,
|
|
properties=None, private_only=False, allow_reserved=False,
|
|
warnings_only=False):
|
|
extra = {'_private_only': private_only,
|
|
'_allow_reserved': allow_reserved}
|
|
super(IPOption, self).__init__(name, doc, default=default,
|
|
default_multi=default_multi,
|
|
callback=callback,
|
|
callback_params=callback_params,
|
|
requires=requires,
|
|
multi=multi,
|
|
validator=validator,
|
|
validator_params=validator_params,
|
|
properties=properties,
|
|
warnings_only=warnings_only,
|
|
extra=extra)
|
|
|
|
def _validate(self, value, context=undefined, current_opt=undefined):
|
|
# sometimes an ip term starts with a zero
|
|
# but this does not fit in some case, for example bind does not like it
|
|
err = self._impl_valid_unicode(value)
|
|
if err:
|
|
return err
|
|
if value.count('.') != 3:
|
|
return ValueError()
|
|
for val in value.split('.'):
|
|
if val.startswith("0") and len(val) > 1:
|
|
return ValueError()
|
|
# 'standard' validation
|
|
try:
|
|
IP('{0}/32'.format(value))
|
|
except ValueError:
|
|
return ValueError()
|
|
|
|
def _second_level_validation(self, value, warnings_only):
|
|
ip = IP('{0}/32'.format(value))
|
|
if not self._get_extra('_allow_reserved') and ip.iptype() == 'RESERVED':
|
|
if warnings_only:
|
|
msg = _("shouldn't in reserved class")
|
|
else:
|
|
msg = _("mustn't be in reserved class")
|
|
return ValueError(msg)
|
|
if self._get_extra('_private_only') and ip.iptype() != 'PRIVATE':
|
|
if warnings_only:
|
|
msg = _("should be in private class")
|
|
else:
|
|
msg = _("must be in private class")
|
|
return ValueError(msg)
|
|
|
|
def _cons_in_network(self, current_opt, opts, vals, warnings_only):
|
|
if len(vals) != 3:
|
|
return ConfigError(_('invalid len for vals'))
|
|
if None in vals:
|
|
return
|
|
ip, network, netmask = vals
|
|
if IP(ip) not in IP('{0}/{1}'.format(network, netmask)):
|
|
msg = _('{4} is not in network {0}/{1} ({2}/{3})')
|
|
return ValueError(msg.format(network, netmask,
|
|
opts[1].impl_getname(), opts[2].impl_getname(), ip))
|
|
# test if ip is not network/broadcast IP
|
|
return opts[2]._cons_ip_netmask(current_opt, (opts[2], opts[0]), (netmask, ip), warnings_only)
|