mirror of
https://github.com/netbox-community/netbox.git
synced 2024-05-10 07:54:54 +00:00
32 lines
858 B
Python
32 lines
858 B
Python
from __future__ import unicode_literals
|
|
|
|
from django import forms
|
|
from django.core.exceptions import ValidationError
|
|
from netaddr import IPNetwork, AddrFormatError
|
|
|
|
|
|
#
|
|
# Form fields
|
|
#
|
|
|
|
class IPFormField(forms.Field):
|
|
default_error_messages = {
|
|
'invalid': "Enter a valid IPv4 or IPv6 address (with CIDR mask).",
|
|
}
|
|
|
|
def to_python(self, value):
|
|
if not value:
|
|
return None
|
|
|
|
if isinstance(value, IPNetwork):
|
|
return value
|
|
|
|
# Ensure that a subnet mask has been specified. This prevents IPs from defaulting to a /32 or /128.
|
|
if len(value.split('/')) != 2:
|
|
raise ValidationError('CIDR mask (e.g. /24) is required.')
|
|
|
|
try:
|
|
return IPNetwork(value)
|
|
except AddrFormatError:
|
|
raise ValidationError("Please specify a valid IPv4 or IPv6 address.")
|