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# Copyright (c) 2013 Hewlett-Packard Development Company, L.P.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
# implied.
# See the License for the specific language governing permissions and
# limitations under the License.
import re
from os_apply_config import config_exception
TYPES = {
"int": "^[0-9]+$",
"default": "^[A-Za-z0-9_]*$",
"netaddress": "^[A-Za-z0-9/.:-]*$",
"netdevice": "^[A-Za-z0-9/.:-]*$",
"dsn": "(?#driver)^[a-zA-Z0-9]+://"
"(?#username[:password])([a-zA-Z0-9+_-]+(:[^@]+)?)?"
"(?#@host or file)(@?[a-zA-Z0-9/_.-]+)?"
"(?#/dbname)(/[a-zA-Z0-9_-]+)?"
"(?#?variable=value)(\\?[a-zA-Z0-9=_-]+)?$",
"swiftdevices": "^(r\\d+z\\d+-[A-Za-z0-9.-_]+:%PORT%/[^,]+,?)+$",
"username": "^[A-Za-z0-9_-]+$",
"raw": ""
}
def ensure_type(string_value, type_name='default'):
if type_name not in TYPES:
raise ValueError(
"requested validation of unknown type: %s" % type_name)
if not re.match(TYPES[type_name], string_value):
exception = config_exception.ConfigException
raise exception("cannot interpret value '{}' as type {}".format(
string_value, type_name))
return string_value
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