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validators.py
152 lines | 5.2 KiB | text/x-python | PythonLexer
# -*- coding: utf-8 -*-
# Copyright (C) 2011-2018 RhodeCode GmbH
#
# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU Affero General Public License, version 3
# (only), as published by the Free Software Foundation.
#
# 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 General Public License for more details.
#
# You should have received a copy of the GNU Affero General Public License
# along with this program. If not, see <http://www.gnu.org/licenses/>.
#
# This program is dual-licensed. If you wish to learn more about the
# RhodeCode Enterprise Edition, including its added features, Support services,
# and proprietary license terms, please see https://rhodecode.com/licenses/
import os
import re
import logging
import ipaddress
import colander
from rhodecode.translation import _
from rhodecode.lib.utils2 import glob2re, safe_unicode
from rhodecode.lib.ext_json import json
log = logging.getLogger(__name__)
def ip_addr_validator(node, value):
try:
# this raises an ValueError if address is not IpV4 or IpV6
ipaddress.ip_network(safe_unicode(value), strict=False)
except ValueError:
msg = _(u'Please enter a valid IPv4 or IpV6 address')
raise colander.Invalid(node, msg)
class IpAddrValidator(object):
def __init__(self, strict=True):
self.strict = strict
def __call__(self, node, value):
try:
# this raises an ValueError if address is not IpV4 or IpV6
ipaddress.ip_network(safe_unicode(value), strict=self.strict)
except ValueError:
msg = _(u'Please enter a valid IPv4 or IpV6 address')
raise colander.Invalid(node, msg)
def glob_validator(node, value):
try:
re.compile('^' + glob2re(value) + '$')
except Exception:
msg = _(u'Invalid glob pattern')
raise colander.Invalid(node, msg)
def valid_name_validator(node, value):
from rhodecode.model.validation_schema import types
if value is types.RootLocation:
return
msg = _('Name must start with a letter or number. Got `{}`').format(value)
if not re.match(r'^[a-zA-z0-9]{1,}', value):
raise colander.Invalid(node, msg)
class InvalidCloneUrl(Exception):
allowed_prefixes = ()
def url_validator(url, repo_type, config):
from rhodecode.lib.vcs.backends.hg import MercurialRepository
from rhodecode.lib.vcs.backends.git import GitRepository
from rhodecode.lib.vcs.backends.svn import SubversionRepository
if repo_type == 'hg':
allowed_prefixes = ('http', 'svn+http', 'git+http')
if 'http' in url[:4]:
# initially check if it's at least the proper URL
# or does it pass basic auth
return MercurialRepository.check_url(url, config)
elif 'svn+http' in url[:8]: # svn->hg import
SubversionRepository.check_url(url, config)
elif 'git+http' in url[:8]: # git->hg import
raise NotImplementedError()
else:
exc = InvalidCloneUrl('Clone from URI %s not allowed. '
'Allowed url must start with one of %s'
% (url, ','.join(allowed_prefixes)))
exc.allowed_prefixes = allowed_prefixes
raise exc
elif repo_type == 'git':
allowed_prefixes = ('http', 'svn+http', 'hg+http')
if 'http' in url[:4]:
# initially check if it's at least the proper URL
# or does it pass basic auth
return GitRepository.check_url(url, config)
elif 'svn+http' in url[:8]: # svn->git import
raise NotImplementedError()
elif 'hg+http' in url[:8]: # hg->git import
raise NotImplementedError()
else:
exc = InvalidCloneUrl('Clone from URI %s not allowed. '
'Allowed url must start with one of %s'
% (url, ','.join(allowed_prefixes)))
exc.allowed_prefixes = allowed_prefixes
raise exc
elif repo_type == 'svn':
# no validation for SVN yet
return
raise InvalidCloneUrl('Invalid repo type specified: `{}`'.format(repo_type))
class CloneUriValidator(object):
def __init__(self, repo_type):
self.repo_type = repo_type
def __call__(self, node, value):
from rhodecode.lib.utils import make_db_config
try:
config = make_db_config(clear_session=False)
url_validator(value, self.repo_type, config)
except InvalidCloneUrl as e:
log.warning(e)
raise colander.Invalid(node, e.message)
except Exception:
log.exception('Url validation failed')
msg = _(u'invalid clone url for {repo_type} repository').format(
repo_type=self.repo_type)
raise colander.Invalid(node, msg)
def json_validator(node, value):
try:
json.loads(value)
except (Exception,):
msg = _(u'Please enter a valid json object')
raise colander.Invalid(node, msg)