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Merge pull request #20625 from netbox-community/20498-url-custom-field-validation-regex

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Fixes #20498: Apply validation regex to URL custom fields
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bctiemann 2025-10-20 15:30:33 -04:00 committed by GitHub
commit 0b97df0984
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2 changed files with 38 additions and 0 deletions
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16
netbox/extras/models/customfields.py
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@ -535,6 +535,15 @@ class CustomField(CloningMixin, ExportTemplatesMixin, ChangeLoggedModel):
# URL
elif self.type == CustomFieldTypeChoices.TYPE_URL:
field = LaxURLField(assume_scheme='https', required=required, initial=initial)
if self.validation_regex:
field.validators = [
RegexValidator(
regex=self.validation_regex,
message=mark_safe(_("Values must match this regex: <code>{regex}</code>").format(
regex=escape(self.validation_regex)
))
)
]
# JSON
elif self.type == CustomFieldTypeChoices.TYPE_JSON:
@ -684,6 +693,13 @@ class CustomField(CloningMixin, ExportTemplatesMixin, ChangeLoggedModel):
if self.validation_regex and not re.match(self.validation_regex, value):
raise ValidationError(_("Value must match regex '{regex}'").format(regex=self.validation_regex))
# Validate URL field
elif self.type == CustomFieldTypeChoices.TYPE_URL:
if type(value) is not str:
raise ValidationError(_("Value must be a string."))
if self.validation_regex and not re.match(self.validation_regex, value):
raise ValidationError(_("Value must match regex '{regex}'").format(regex=self.validation_regex))
# Validate integer
elif self.type == CustomFieldTypeChoices.TYPE_INTEGER:
if type(value) is not int:

22
netbox/extras/tests/test_customfields.py
View File

@ -1300,6 +1300,28 @@ class CustomFieldAPITest(APITestCase):
response = self.client.patch(url, data, format='json', **self.header)
self.assertHttpStatus(response, status.HTTP_200_OK)
def test_url_regex_validation(self):
"""
Test that validation_regex is applied to URL custom fields (fixes #20498).
"""
site2 = Site.objects.get(name='Site 2')
url = reverse('dcim-api:site-detail', kwargs={'pk': site2.pk})
self.add_permissions('dcim.change_site')
cf_url = CustomField.objects.get(name='url_field')
cf_url.validation_regex = r'^https://' # Require HTTPS
cf_url.save()
# Test invalid URL (http instead of https)
data = {'custom_fields': {'url_field': 'http://example.com'}}
response = self.client.patch(url, data, format='json', **self.header)
self.assertHttpStatus(response, status.HTTP_400_BAD_REQUEST)
# Test valid URL (https)
data = {'custom_fields': {'url_field': 'https://example.com'}}
response = self.client.patch(url, data, format='json', **self.header)
self.assertHttpStatus(response, status.HTTP_200_OK)
def test_uniqueness_validation(self):
# Create a unique custom field
cf_text = CustomField.objects.get(name='text_field')