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Fixes #2602: Return HTTP 204 when no new IPs/prefixes are available for provisioning

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This commit is contained in:
Jeremy Stretch
2018-11-20 13:00:57 -05:00
parent 874acab90f
commit 89622f1ddf
2 changed files with 32 additions and 23 deletions
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47
netbox/ipam/api/views.py
View File

@ -96,25 +96,34 @@ class PrefixViewSet(CustomFieldModelViewSet):
for i, requested_prefix in enumerate(requested_prefixes):
# Validate requested prefix size
error_msg = None
if 'prefix_length' not in requested_prefix:
error_msg = "Item {}: prefix_length field missing".format(i)
elif not isinstance(requested_prefix['prefix_length'], int):
error_msg = "Item {}: Invalid prefix length ({})".format(
i, requested_prefix['prefix_length']
)
elif prefix.family == 4 and requested_prefix['prefix_length'] > 32:
error_msg = "Item {}: Invalid prefix length ({}) for IPv4".format(
i, requested_prefix['prefix_length']
)
elif prefix.family == 6 and requested_prefix['prefix_length'] > 128:
error_msg = "Item {}: Invalid prefix length ({}) for IPv6".format(
i, requested_prefix['prefix_length']
)
if error_msg:
prefix_length = requested_prefix.get('prefix_length')
if prefix_length is None:
return Response(
{
"detail": error_msg
"detail": "Item {}: prefix_length field missing".format(i)
},
status=status.HTTP_400_BAD_REQUEST
)
try:
prefix_length = int(prefix_length)
except ValueError:
return Response(
{
"detail": "Item {}: Invalid prefix length ({})".format(i, prefix_length),
},
status=status.HTTP_400_BAD_REQUEST
)
if prefix.family == 4 and prefix_length > 32:
return Response(
{
"detail": "Item {}: Invalid prefix length ({}) for IPv4".format(i, prefix_length),
},
status=status.HTTP_400_BAD_REQUEST
)
elif prefix.family == 6 and prefix_length > 128:
return Response(
{
"detail": "Item {}: Invalid prefix length ({}) for IPv6".format(i, prefix_length),
},
status=status.HTTP_400_BAD_REQUEST
)
@ -131,7 +140,7 @@ class PrefixViewSet(CustomFieldModelViewSet):
{
"detail": "Insufficient space is available to accommodate the requested prefix size(s)"
},
status=status.HTTP_400_BAD_REQUEST
status=status.HTTP_204_NO_CONTENT
)
# Remove the allocated prefix from the list of available prefixes
@ -187,7 +196,7 @@ class PrefixViewSet(CustomFieldModelViewSet):
"detail": "An insufficient number of IP addresses are available within the prefix {} ({} "
"requested, {} available)".format(prefix, len(requested_ips), len(available_ips))
},
status=status.HTTP_400_BAD_REQUEST
status=status.HTTP_204_NO_CONTENT
)
# Assign addresses from the list of available IPs and copy VRF assignment from the parent prefix

8
netbox/ipam/tests/test_api.py
View File

@ -566,7 +566,7 @@ class PrefixTest(APITestCase):
# Try to create one more prefix
response = self.client.post(url, {'prefix_length': 30}, **self.header)
self.assertHttpStatus(response, status.HTTP_400_BAD_REQUEST)
self.assertHttpStatus(response, status.HTTP_204_NO_CONTENT)
self.assertIn('detail', response.data)
def test_create_multiple_available_prefixes(self):
@ -583,7 +583,7 @@ class PrefixTest(APITestCase):
{'prefix_length': 30, 'description': 'Test Prefix 5'},
]
response = self.client.post(url, data, format='json', **self.header)
self.assertHttpStatus(response, status.HTTP_400_BAD_REQUEST)
self.assertHttpStatus(response, status.HTTP_204_NO_CONTENT)
self.assertIn('detail', response.data)
# Verify that no prefixes were created (the entire /28 is still available)
@ -628,7 +628,7 @@ class PrefixTest(APITestCase):
# Try to create one more IP
response = self.client.post(url, {}, **self.header)
self.assertHttpStatus(response, status.HTTP_400_BAD_REQUEST)
self.assertHttpStatus(response, status.HTTP_204_NO_CONTENT)
self.assertIn('detail', response.data)
def test_create_multiple_available_ips(self):
@ -639,7 +639,7 @@ class PrefixTest(APITestCase):
# Try to create nine IPs (only eight are available)
data = [{'description': 'Test IP {}'.format(i)} for i in range(1, 10)] # 9 IPs
response = self.client.post(url, data, format='json', **self.header)
self.assertHttpStatus(response, status.HTTP_400_BAD_REQUEST)
self.assertHttpStatus(response, status.HTTP_204_NO_CONTENT)
self.assertIn('detail', response.data)
# Verify that no IPs were created (eight are still available)