Closes #8882: Support filtering IP addresses by multiple parent prefixes

docs/release-notes/version-3.2.md

@@ -2,6 +2,10 @@
 
 ## v3.2.5 (FUTURE)
 
+### Enhancements
+
+* [#8882](https://github.com/netbox-community/netbox/issues/8882) - Support filtering IP addresses by multiple parent prefixes
+
 ### Bug Fixes
 
 * [#9480](https://github.com/netbox-community/netbox/issues/9480) - Fix sorting services & service templates by port numbers

netbox/ipam/filtersets.py

@@ -464,7 +464,7 @@ class IPAddressFilterSet(NetBoxModelFilterSet, TenancyFilterSet):
         field_name='address',
         lookup_expr='family'
     )
-    parent = django_filters.CharFilter(
+    parent = MultiValueCharFilter(
         method='search_by_parent',
         label='Parent prefix',
     )
@@ -571,14 +571,16 @@ class IPAddressFilterSet(NetBoxModelFilterSet, TenancyFilterSet):
         return queryset.filter(qs_filter)
 
     def search_by_parent(self, queryset, name, value):
-        value = value.strip()
         if not value:
             return queryset
-        try:
-            query = str(netaddr.IPNetwork(value.strip()).cidr)
-            return queryset.filter(address__net_host_contained=query)
-        except (AddrFormatError, ValueError):
-            return queryset.none()
+        q = Q()
+        for prefix in value:
+            try:
+                query = str(netaddr.IPNetwork(prefix.strip()).cidr)
+                q |= Q(address__net_host_contained=query)
+            except (AddrFormatError, ValueError):
+                return queryset.none()
+        return queryset.filter(q)
 
     def filter_address(self, queryset, name, value):
         try:

netbox/ipam/tests/test_filtersets.py

@@ -823,10 +823,8 @@ class IPAddressTestCase(TestCase, ChangeLoggedFilterSetTests):
         self.assertEqual(self.filterset(params, self.queryset).qs.count(), 2)
 
     def test_parent(self):
-        params = {'parent': '10.0.0.0/24'}
-        self.assertEqual(self.filterset(params, self.queryset).qs.count(), 6)
-        params = {'parent': '2001:db8::/64'}
-        self.assertEqual(self.filterset(params, self.queryset).qs.count(), 6)
+        params = {'parent': ['10.0.0.0/30', '2001:db8::/126']}
+        self.assertEqual(self.filterset(params, self.queryset).qs.count(), 8)
 
     def test_filter_address(self):
         # Check IPv4 and IPv6, with and without a mask