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# Extract of Django 1.4's core/validators.py file with modified imports.
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from django.core.exceptions import ValidationError
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from django.core.validators import RegexValidator
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from django.utils.translation import ugettext_lazy as _
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from maasserver.dj14.ipv6 import is_valid_ipv6_address
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ipv4_re = re.compile(r'^(25[0-5]|2[0-4]\d|[0-1]?\d?\d)(\.(25[0-5]|2[0-4]\d|[0-1]?\d?\d)){3}$')
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validate_ipv4_address = RegexValidator(ipv4_re, _(u'Enter a valid IPv4 address.'), 'invalid')
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def validate_ipv6_address(value):
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if not is_valid_ipv6_address(value):
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raise ValidationError(_(u'Enter a valid IPv6 address.'), code='invalid')
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def validate_ipv46_address(value):
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validate_ipv4_address(value)
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except ValidationError:
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validate_ipv6_address(value)
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except ValidationError:
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raise ValidationError(_(u'Enter a valid IPv4 or IPv6 address.'), code='invalid')
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ip_address_validator_map = {
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'both': ([validate_ipv46_address], _('Enter a valid IPv4 or IPv6 address.')),
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'ipv4': ([validate_ipv4_address], _('Enter a valid IPv4 address.')),
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'ipv6': ([validate_ipv6_address], _('Enter a valid IPv6 address.')),
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def ip_address_validators(protocol, unpack_ipv4):
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Depending on the given parameters returns the appropriate validators for
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the GenericIPAddressField.
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This code is here, because it is exactly the same for the model and the form field.
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if protocol != 'both' and unpack_ipv4:
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"You can only use `unpack_ipv4` if `protocol` is set to 'both'")
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return ip_address_validator_map[protocol.lower()]
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raise ValueError("The protocol '%s' is unknown. Supported: %s"
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% (protocol, ip_address_validator_map.keys()))
added
removed
src/maasserver/dj14/validators.py
