Source code for horizon.utils.validators
# Copyright 2012 Nebula, Inc.
#
# 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.
from django.core.exceptions import ValidationError # noqa
from django.utils.translation import ugettext_lazy as _ # noqa
from horizon import conf
def validate_port_range(port):
if port not in range(-1, 65536):
[docs] raise ValidationError(_("Not a valid port number"))
def validate_ip_protocol(ip_proto):
if ip_proto not in range(-1, 256):
[docs] raise ValidationError(_("Not a valid IP protocol number"))
def password_validator():
return conf.HORIZON_CONFIG["password_validator"]["regex"]
[docs]
def password_validator_msg():
return conf.HORIZON_CONFIG["password_validator"]["help_text"]
[docs]
def validate_port_or_colon_separated_port_range(port_range):
"""accepts a port number or a single-colon separated range"""
[docs] if port_range.count(':') > 1:
raise ValidationError(_("One colon allowed in port range"))
ports = port_range.split(':')
for port in ports:
try:
if int(port) not in range(-1, 65536):
raise ValidationError(_("Not a valid port number"))
except ValueError:
raise ValidationError(_("Port number must be integer"))