Merge pull request #205 from nautobot/mzbroch/asndot

Add ASNs ASDOT notation

.flake8

@@ -1,7 +1,9 @@
 [flake8]
 ignore =
-  E501,  # Line length is enforced by Black, so flake8 doesn't need to check it
-  W503   # Black disagrees with this rule, as does PEP 8; Black wins
+  # Line length is enforced by Black, so flake8 doesn't need to check it
+  E501,
+  # Black disagrees with this rule, as does PEP 8; Black wins
+  W503
 exclude = 
   migrations,
   __pycache__,

changes/29.added

@@ -0,0 +1 @@
+Added support for ASNs ASDOT notation (RFC 5396).

nautobot_bgp_models/models.py

@@ -15,6 +15,8 @@
 from nautobot.core.utils.data import deepmerge
 from nautobot.tenancy.models import Tenant
 
+from netutils.asn import int_to_asdot
+
 from nautobot_bgp_models.choices import AFISAFIChoices
 
 
@@ -143,6 +145,11 @@ def __str__(self):
         """String representation of an AutonomousSystem."""
         return f"AS {self.asn}"
 
+    @property
+    def asn_asdot(self):
+        """ASDOT (RFC 5396) representation of an AutonomousSystem."""
+        return int_to_asdot(self.asn)
+
 
 @extras_features(
     "custom_fields",

nautobot_bgp_models/tables.py

@@ -37,10 +37,12 @@ class AutonomousSystemTable(StatusTableMixin, BaseTable):
     provider = tables.LinkColumn()
     tags = TagColumn(url_name="plugins:nautobot_bgp_models:autonomoussystem_list")
     actions = ButtonsColumn(model=models.AutonomousSystem)
+    asn_asdot = tables.Column(accessor=A("asn_asdot"), linkify=True, order_by=A("asn"), verbose_name="ASN ASDOT")
 
     class Meta(BaseTable.Meta):
         model = models.AutonomousSystem
-        fields = ("pk", "asn", "status", "provider", "description", "tags")
+        fields = ("pk", "asn", "asn_asdot", "status", "provider", "description", "tags")
+        default_columns = ("pk", "asn", "status", "provider", "description", "tags")
 
 
 class AutonomousSystemRangeTable(StatusTableMixin, BaseTable):

nautobot_bgp_models/templates/nautobot_bgp_models/autonomoussystem_retrieve.html

@@ -11,6 +11,10 @@
                         <td>ASN</td>
                         <td>{{ object.asn }}</td>
                     </tr>
+                    <tr>
+                        <td>ASN - ASDOT</td>
+                        <td>{{ object.asn_asdot }}</td>
+                    </tr>
                     <tr>
                         <td>Description</td>
                         <td>{{ object.description }}</td>

nautobot_bgp_models/tests/test_models.py

@@ -26,10 +26,18 @@ def setUpTestData(cls):
             asn=15521, status=status_active, description="Hi ex Premium Internet AS!"
         )
 
+        cls.autonomous_system_32_bit = models.AutonomousSystem.objects.create(
+            asn=655460, status=status_active, description="Test Description"
+        )
+
     def test_str(self):
         """Test string representation of an AutonomousSystem."""
         self.assertEqual(str(self.autonomous_system), "AS 15521")
 
+    def test_asdot(self):
+        """Test representation of an AutonomousSystem using asdot notation."""
+        self.assertEqual(self.autonomous_system_32_bit.asn_asdot, "10.100")
+
 
 class AutonomousSystemRangeTestCase(TestCase):
     """Test the AutonomousSystemRange model."""

pyproject.toml

@@ -29,6 +29,7 @@ include = [
 [tool.poetry.dependencies]
 python = ">=3.8,<3.12"
 nautobot = "^2.0.3"
+netutils = "^1.6.0"
 toml = "^0.10.2"
 
 [tool.poetry.group.dev.dependencies]