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Fixes #320: Disallow prefixes with host masks

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This commit is contained in:
Jeremy Stretch 2016-07-18 10:06:43 -04:00
parent 46da9866e3
commit 32d8cf451a
1 changed files with 9 additions and 0 deletions
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9
netbox/ipam/models.py
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@ -247,6 +247,15 @@ class Prefix(CreatedUpdatedModel):
def get_absolute_url(self): def get_absolute_url(self):
return reverse('ipam:prefix', args=[self.pk]) return reverse('ipam:prefix', args=[self.pk])
def clean(self):
# Disallow host masks
if self.prefix.version == 4 and self.prefix.prefixlen == 32:
raise ValidationError("Cannot create host addresses (/32) as prefixes. These should be IPv4 addresses "
"instead.")
elif self.prefix.version == 6 and self.prefix.prefixlen == 128:
raise ValidationError("Cannot create host addresses (/128) as prefixes. These should be IPv6 addresses "
"instead.")
def save(self, *args, **kwargs): def save(self, *args, **kwargs):
if self.prefix: if self.prefix:
# Clear host bits from prefix # Clear host bits from prefix