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31 lines
962 B
Python
31 lines
962 B
Python
from django.core.exceptions import ValidationError
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from django.core.validators import BaseValidator, RegexValidator
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def prefix_validator(prefix):
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if prefix.ip != prefix.cidr.ip:
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raise ValidationError("{} is not a valid prefix. Did you mean {}?".format(prefix, prefix.cidr))
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class MaxPrefixLengthValidator(BaseValidator):
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message = 'The prefix length must be less than or equal to %(limit_value)s.'
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code = 'max_prefix_length'
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def compare(self, a, b):
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return a.prefixlen > b
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class MinPrefixLengthValidator(BaseValidator):
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message = 'The prefix length must be greater than or equal to %(limit_value)s.'
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code = 'min_prefix_length'
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def compare(self, a, b):
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return a.prefixlen < b
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DNSValidator = RegexValidator(
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regex=r'^([0-9A-Za-z_-]+|\*)(\.[0-9A-Za-z_-]+)*\.?$',
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message='Only alphanumeric characters, asterisks, hyphens, periods, and underscores are allowed in DNS names',
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code='invalid'
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)
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