Closes #13086: Virtual circuits (#17933)

* WIP

* Add API tests

* Add remaining tests

* Add model docs

* Show virtual circuit connections on interfaces

* Misc cleanup per PR feedback

* Renumber migration

* Support nested terminations for virtual circuit bulk import

netbox/circuits/tests/test_api.py

@@ -2,7 +2,8 @@ from django.urls import reverse
 
 from circuits.choices import *
 from circuits.models import *
-from dcim.models import Site
+from dcim.choices import InterfaceTypeChoices
+from dcim.models import Device, DeviceRole, DeviceType, Interface, Manufacturer, Site
 from ipam.models import ASN, RIR
 from utilities.testing import APITestCase, APIViewTestCases
 
@@ -397,3 +398,240 @@ class ProviderNetworkTest(APIViewTestCases.APIViewTestCase):
             'provider': providers[1].pk,
             'description': 'New description',
         }
+
+
+class VirtualCircuitTest(APIViewTestCases.APIViewTestCase):
+    model = VirtualCircuit
+    brief_fields = ['cid', 'description', 'display', 'id', 'provider_network', 'url']
+    bulk_update_data = {
+        'status': 'planned',
+    }
+
+    @classmethod
+    def setUpTestData(cls):
+        provider = Provider.objects.create(name='Provider 1', slug='provider-1')
+        provider_network = ProviderNetwork.objects.create(provider=provider, name='Provider Network 1')
+        provider_account = ProviderAccount.objects.create(provider=provider, account='Provider Account 1')
+
+        virtual_circuits = (
+            VirtualCircuit(
+                provider_network=provider_network,
+                provider_account=provider_account,
+                cid='Virtual Circuit 1'
+            ),
+            VirtualCircuit(
+                provider_network=provider_network,
+                provider_account=provider_account,
+                cid='Virtual Circuit 2'
+            ),
+            VirtualCircuit(
+                provider_network=provider_network,
+                provider_account=provider_account,
+                cid='Virtual Circuit 3'
+            ),
+        )
+        VirtualCircuit.objects.bulk_create(virtual_circuits)
+
+        cls.create_data = [
+            {
+                'cid': 'Virtual Circuit 4',
+                'provider_network': provider_network.pk,
+                'provider_account': provider_account.pk,
+                'status': CircuitStatusChoices.STATUS_PLANNED,
+            },
+            {
+                'cid': 'Virtual Circuit 5',
+                'provider_network': provider_network.pk,
+                'provider_account': provider_account.pk,
+                'status': CircuitStatusChoices.STATUS_PLANNED,
+            },
+            {
+                'cid': 'Virtual Circuit 6',
+                'provider_network': provider_network.pk,
+                'provider_account': provider_account.pk,
+                'status': CircuitStatusChoices.STATUS_PLANNED,
+            },
+        ]
+
+
+class VirtualCircuitTerminationTest(APIViewTestCases.APIViewTestCase):
+    model = VirtualCircuitTermination
+    brief_fields = ['description', 'display', 'id', 'interface', 'role', 'url', 'virtual_circuit']
+    bulk_update_data = {
+        'description': 'New description',
+    }
+
+    @classmethod
+    def setUpTestData(cls):
+        manufacturer = Manufacturer.objects.create(name='Manufacturer 1', slug='manufacturer-1')
+        device_type = DeviceType.objects.create(manufacturer=manufacturer, model='Device Type 1')
+        device_role = DeviceRole.objects.create(name='Device Role 1', slug='device-role-1')
+        site = Site.objects.create(name='Site 1', slug='site-1')
+
+        devices = (
+            Device(site=site, name='hub', device_type=device_type, role=device_role),
+            Device(site=site, name='spoke1', device_type=device_type, role=device_role),
+            Device(site=site, name='spoke2', device_type=device_type, role=device_role),
+            Device(site=site, name='spoke3', device_type=device_type, role=device_role),
+        )
+        Device.objects.bulk_create(devices)
+
+        physical_interfaces = (
+            Interface(device=devices[0], name='eth0', type=InterfaceTypeChoices.TYPE_1GE_FIXED),
+            Interface(device=devices[1], name='eth0', type=InterfaceTypeChoices.TYPE_1GE_FIXED),
+            Interface(device=devices[2], name='eth0', type=InterfaceTypeChoices.TYPE_1GE_FIXED),
+            Interface(device=devices[3], name='eth0', type=InterfaceTypeChoices.TYPE_1GE_FIXED),
+        )
+        Interface.objects.bulk_create(physical_interfaces)
+
+        virtual_interfaces = (
+            # Point-to-point VCs
+            Interface(
+                device=devices[0],
+                name='eth0.1',
+                parent=physical_interfaces[0],
+                type=InterfaceTypeChoices.TYPE_VIRTUAL
+            ),
+            Interface(
+                device=devices[0],
+                name='eth0.2',
+                parent=physical_interfaces[0],
+                type=InterfaceTypeChoices.TYPE_VIRTUAL
+            ),
+            Interface(
+                device=devices[0],
+                name='eth0.3',
+                parent=physical_interfaces[0],
+                type=InterfaceTypeChoices.TYPE_VIRTUAL
+            ),
+            Interface(
+                device=devices[1],
+                name='eth0.1',
+                parent=physical_interfaces[1],
+                type=InterfaceTypeChoices.TYPE_VIRTUAL
+            ),
+            Interface(
+                device=devices[2],
+                name='eth0.1',
+                parent=physical_interfaces[2],
+                type=InterfaceTypeChoices.TYPE_VIRTUAL
+            ),
+            Interface(
+                device=devices[3],
+                name='eth0.1',
+                parent=physical_interfaces[3],
+                type=InterfaceTypeChoices.TYPE_VIRTUAL
+            ),
+
+            # Hub and spoke VCs
+            Interface(
+                device=devices[0],
+                name='eth0.9',
+                parent=physical_interfaces[0],
+                type=InterfaceTypeChoices.TYPE_VIRTUAL
+            ),
+            Interface(
+                device=devices[1],
+                name='eth0.9',
+                parent=physical_interfaces[0],
+                type=InterfaceTypeChoices.TYPE_VIRTUAL
+            ),
+            Interface(
+                device=devices[2],
+                name='eth0.9',
+                parent=physical_interfaces[0],
+                type=InterfaceTypeChoices.TYPE_VIRTUAL
+            ),
+            Interface(
+                device=devices[3],
+                name='eth0.9',
+                parent=physical_interfaces[0],
+                type=InterfaceTypeChoices.TYPE_VIRTUAL
+            ),
+        )
+        Interface.objects.bulk_create(virtual_interfaces)
+
+        provider = Provider.objects.create(name='Provider 1', slug='provider-1')
+        provider_network = ProviderNetwork.objects.create(provider=provider, name='Provider Network 1')
+        provider_account = ProviderAccount.objects.create(provider=provider, account='Provider Account 1')
+
+        virtual_circuits = (
+            VirtualCircuit(
+                provider_network=provider_network,
+                provider_account=provider_account,
+                cid='Virtual Circuit 1'
+            ),
+            VirtualCircuit(
+                provider_network=provider_network,
+                provider_account=provider_account,
+                cid='Virtual Circuit 2'
+            ),
+            VirtualCircuit(
+                provider_network=provider_network,
+                provider_account=provider_account,
+                cid='Virtual Circuit 3'
+            ),
+            VirtualCircuit(
+                provider_network=provider_network,
+                provider_account=provider_account,
+                cid='Virtual Circuit 4'
+            ),
+        )
+        VirtualCircuit.objects.bulk_create(virtual_circuits)
+
+        virtual_circuit_terminations = (
+            VirtualCircuitTermination(
+                virtual_circuit=virtual_circuits[0],
+                role=VirtualCircuitTerminationRoleChoices.ROLE_PEER,
+                interface=virtual_interfaces[0]
+            ),
+            VirtualCircuitTermination(
+                virtual_circuit=virtual_circuits[0],
+                role=VirtualCircuitTerminationRoleChoices.ROLE_PEER,
+                interface=virtual_interfaces[3]
+            ),
+            VirtualCircuitTermination(
+                virtual_circuit=virtual_circuits[1],
+                role=VirtualCircuitTerminationRoleChoices.ROLE_PEER,
+                interface=virtual_interfaces[1]
+            ),
+            VirtualCircuitTermination(
+                virtual_circuit=virtual_circuits[1],
+                role=VirtualCircuitTerminationRoleChoices.ROLE_PEER,
+                interface=virtual_interfaces[4]
+            ),
+            VirtualCircuitTermination(
+                virtual_circuit=virtual_circuits[2],
+                role=VirtualCircuitTerminationRoleChoices.ROLE_PEER,
+                interface=virtual_interfaces[2]
+            ),
+            VirtualCircuitTermination(
+                virtual_circuit=virtual_circuits[2],
+                role=VirtualCircuitTerminationRoleChoices.ROLE_PEER,
+                interface=virtual_interfaces[5]
+            ),
+        )
+        VirtualCircuitTermination.objects.bulk_create(virtual_circuit_terminations)
+
+        cls.create_data = [
+            {
+                'virtual_circuit': virtual_circuits[3].pk,
+                'role': VirtualCircuitTerminationRoleChoices.ROLE_HUB,
+                'interface': virtual_interfaces[6].pk
+            },
+            {
+                'virtual_circuit': virtual_circuits[3].pk,
+                'role': VirtualCircuitTerminationRoleChoices.ROLE_SPOKE,
+                'interface': virtual_interfaces[7].pk
+            },
+            {
+                'virtual_circuit': virtual_circuits[3].pk,
+                'role': VirtualCircuitTerminationRoleChoices.ROLE_SPOKE,
+                'interface': virtual_interfaces[8].pk
+            },
+            {
+                'virtual_circuit': virtual_circuits[3].pk,
+                'role': VirtualCircuitTerminationRoleChoices.ROLE_SPOKE,
+                'interface': virtual_interfaces[9].pk
+            },
+        ]

netbox/circuits/tests/test_filtersets.py

@@ -3,7 +3,8 @@ from django.test import TestCase
 from circuits.choices import *
 from circuits.filtersets import *
 from circuits.models import *
-from dcim.models import Cable, Region, Site, SiteGroup
+from dcim.choices import InterfaceTypeChoices
+from dcim.models import Cable, Device, DeviceRole, DeviceType, Interface, Manufacturer, Region, Site, SiteGroup
 from ipam.models import ASN, RIR
 from netbox.choices import DistanceUnitChoices
 from tenancy.models import Tenant, TenantGroup
@@ -678,3 +679,293 @@ class ProviderAccountTestCase(TestCase, ChangeLoggedFilterSetTests):
         self.assertEqual(self.filterset(params, self.queryset).qs.count(), 2)
         params = {'provider': [providers[0].slug, providers[1].slug]}
         self.assertEqual(self.filterset(params, self.queryset).qs.count(), 2)
+
+
+class VirtualCircuitTestCase(TestCase, ChangeLoggedFilterSetTests):
+    queryset = VirtualCircuit.objects.all()
+    filterset = VirtualCircuitFilterSet
+
+    @classmethod
+    def setUpTestData(cls):
+
+        tenant_groups = (
+            TenantGroup(name='Tenant group 1', slug='tenant-group-1'),
+            TenantGroup(name='Tenant group 2', slug='tenant-group-2'),
+            TenantGroup(name='Tenant group 3', slug='tenant-group-3'),
+        )
+        for tenantgroup in tenant_groups:
+            tenantgroup.save()
+
+        tenants = (
+            Tenant(name='Tenant 1', slug='tenant-1', group=tenant_groups[0]),
+            Tenant(name='Tenant 2', slug='tenant-2', group=tenant_groups[1]),
+            Tenant(name='Tenant 3', slug='tenant-3', group=tenant_groups[2]),
+        )
+        Tenant.objects.bulk_create(tenants)
+
+        providers = (
+            Provider(name='Provider 1', slug='provider-1'),
+            Provider(name='Provider 2', slug='provider-2'),
+            Provider(name='Provider 3', slug='provider-3'),
+        )
+        Provider.objects.bulk_create(providers)
+
+        provider_accounts = (
+            ProviderAccount(name='Provider Account 1', provider=providers[0], account='A'),
+            ProviderAccount(name='Provider Account 2', provider=providers[1], account='B'),
+            ProviderAccount(name='Provider Account 3', provider=providers[2], account='C'),
+        )
+        ProviderAccount.objects.bulk_create(provider_accounts)
+
+        provider_networks = (
+            ProviderNetwork(name='Provider Network 1', provider=providers[0]),
+            ProviderNetwork(name='Provider Network 2', provider=providers[1]),
+            ProviderNetwork(name='Provider Network 3', provider=providers[2]),
+        )
+        ProviderNetwork.objects.bulk_create(provider_networks)
+
+        virutal_circuits = (
+            VirtualCircuit(
+                provider_network=provider_networks[0],
+                provider_account=provider_accounts[0],
+                tenant=tenants[0],
+                cid='Virtual Circuit 1',
+                status=CircuitStatusChoices.STATUS_PLANNED,
+                description='virtualcircuit1',
+            ),
+            VirtualCircuit(
+                provider_network=provider_networks[1],
+                provider_account=provider_accounts[1],
+                tenant=tenants[1],
+                cid='Virtual Circuit 2',
+                status=CircuitStatusChoices.STATUS_ACTIVE,
+                description='virtualcircuit2',
+            ),
+            VirtualCircuit(
+                provider_network=provider_networks[2],
+                provider_account=provider_accounts[2],
+                tenant=tenants[2],
+                cid='Virtual Circuit 3',
+                status=CircuitStatusChoices.STATUS_DEPROVISIONING,
+                description='virtualcircuit3',
+            ),
+        )
+        VirtualCircuit.objects.bulk_create(virutal_circuits)
+
+    def test_q(self):
+        params = {'q': 'virtualcircuit1'}
+        self.assertEqual(self.filterset(params, self.queryset).qs.count(), 1)
+
+    def test_cid(self):
+        params = {'cid': ['Virtual Circuit 1', 'Virtual Circuit 2']}
+        self.assertEqual(self.filterset(params, self.queryset).qs.count(), 2)
+
+    def test_provider(self):
+        providers = Provider.objects.all()[:2]
+        params = {'provider_id': [providers[0].pk, providers[1].pk]}
+        self.assertEqual(self.filterset(params, self.queryset).qs.count(), 2)
+        params = {'provider': [providers[0].slug, providers[1].slug]}
+        self.assertEqual(self.filterset(params, self.queryset).qs.count(), 2)
+
+    def test_provider_account(self):
+        provider_accounts = ProviderAccount.objects.all()[:2]
+        params = {'provider_account_id': [provider_accounts[0].pk, provider_accounts[1].pk]}
+        self.assertEqual(self.filterset(params, self.queryset).qs.count(), 2)
+
+    def test_provider_network(self):
+        provider_networks = ProviderNetwork.objects.all()[:2]
+        params = {'provider_network_id': [provider_networks[0].pk, provider_networks[1].pk]}
+        self.assertEqual(self.filterset(params, self.queryset).qs.count(), 2)
+
+    def test_status(self):
+        params = {'status': [CircuitStatusChoices.STATUS_ACTIVE, CircuitStatusChoices.STATUS_PLANNED]}
+        self.assertEqual(self.filterset(params, self.queryset).qs.count(), 2)
+
+    def test_description(self):
+        params = {'description': ['virtualcircuit1', 'virtualcircuit2']}
+        self.assertEqual(self.filterset(params, self.queryset).qs.count(), 2)
+
+    def test_tenant(self):
+        tenants = Tenant.objects.all()[:2]
+        params = {'tenant_id': [tenants[0].pk, tenants[1].pk]}
+        self.assertEqual(self.filterset(params, self.queryset).qs.count(), 2)
+        params = {'tenant': [tenants[0].slug, tenants[1].slug]}
+        self.assertEqual(self.filterset(params, self.queryset).qs.count(), 2)
+
+    def test_tenant_group(self):
+        tenant_groups = TenantGroup.objects.all()[:2]
+        params = {'tenant_group_id': [tenant_groups[0].pk, tenant_groups[1].pk]}
+        self.assertEqual(self.filterset(params, self.queryset).qs.count(), 2)
+        params = {'tenant_group': [tenant_groups[0].slug, tenant_groups[1].slug]}
+        self.assertEqual(self.filterset(params, self.queryset).qs.count(), 2)
+
+
+class VirtualCircuitTerminationTestCase(TestCase, ChangeLoggedFilterSetTests):
+    queryset = VirtualCircuitTermination.objects.all()
+    filterset = VirtualCircuitTerminationFilterSet
+
+    @classmethod
+    def setUpTestData(cls):
+        manufacturer = Manufacturer.objects.create(name='Manufacturer 1', slug='manufacturer-1')
+        device_type = DeviceType.objects.create(manufacturer=manufacturer, model='Device Type 1')
+        device_role = DeviceRole.objects.create(name='Device Role 1', slug='device-role-1')
+        site = Site.objects.create(name='Site 1', slug='site-1')
+
+        devices = (
+            Device(site=site, name='Device 1', device_type=device_type, role=device_role),
+            Device(site=site, name='Device 2', device_type=device_type, role=device_role),
+            Device(site=site, name='Device 3', device_type=device_type, role=device_role),
+        )
+        Device.objects.bulk_create(devices)
+
+        virtual_interfaces = (
+            # Device 1
+            Interface(
+                device=devices[0],
+                name='eth0.1',
+                type=InterfaceTypeChoices.TYPE_VIRTUAL
+            ),
+            Interface(
+                device=devices[0],
+                name='eth0.2',
+                type=InterfaceTypeChoices.TYPE_VIRTUAL
+            ),
+            # Device 2
+            Interface(
+                device=devices[1],
+                name='eth0.1',
+                type=InterfaceTypeChoices.TYPE_VIRTUAL
+            ),
+            Interface(
+                device=devices[1],
+                name='eth0.2',
+                type=InterfaceTypeChoices.TYPE_VIRTUAL
+            ),
+            # Device 3
+            Interface(
+                device=devices[2],
+                name='eth0.1',
+                type=InterfaceTypeChoices.TYPE_VIRTUAL
+            ),
+            Interface(
+                device=devices[2],
+                name='eth0.2',
+                type=InterfaceTypeChoices.TYPE_VIRTUAL
+            ),
+        )
+        Interface.objects.bulk_create(virtual_interfaces)
+
+        providers = (
+            Provider(name='Provider 1', slug='provider-1'),
+            Provider(name='Provider 2', slug='provider-2'),
+            Provider(name='Provider 3', slug='provider-3'),
+        )
+        Provider.objects.bulk_create(providers)
+        provider_networks = (
+            ProviderNetwork(provider=providers[0], name='Provider Network 1'),
+            ProviderNetwork(provider=providers[1], name='Provider Network 2'),
+            ProviderNetwork(provider=providers[2], name='Provider Network 3'),
+        )
+        ProviderNetwork.objects.bulk_create(provider_networks)
+        provider_accounts = (
+            ProviderAccount(provider=providers[0], account='Provider Account 1'),
+            ProviderAccount(provider=providers[1], account='Provider Account 2'),
+            ProviderAccount(provider=providers[2], account='Provider Account 3'),
+        )
+        ProviderAccount.objects.bulk_create(provider_accounts)
+
+        virtual_circuits = (
+            VirtualCircuit(
+                provider_network=provider_networks[0],
+                provider_account=provider_accounts[0],
+                cid='Virtual Circuit 1'
+            ),
+            VirtualCircuit(
+                provider_network=provider_networks[1],
+                provider_account=provider_accounts[1],
+                cid='Virtual Circuit 2'
+            ),
+            VirtualCircuit(
+                provider_network=provider_networks[2],
+                provider_account=provider_accounts[2],
+                cid='Virtual Circuit 3'
+            ),
+        )
+        VirtualCircuit.objects.bulk_create(virtual_circuits)
+
+        virtual_circuit_terminations = (
+            VirtualCircuitTermination(
+                virtual_circuit=virtual_circuits[0],
+                role=VirtualCircuitTerminationRoleChoices.ROLE_HUB,
+                interface=virtual_interfaces[0],
+                description='termination1'
+            ),
+            VirtualCircuitTermination(
+                virtual_circuit=virtual_circuits[0],
+                role=VirtualCircuitTerminationRoleChoices.ROLE_SPOKE,
+                interface=virtual_interfaces[3],
+                description='termination2'
+            ),
+            VirtualCircuitTermination(
+                virtual_circuit=virtual_circuits[1],
+                role=VirtualCircuitTerminationRoleChoices.ROLE_PEER,
+                interface=virtual_interfaces[1],
+                description='termination3'
+            ),
+            VirtualCircuitTermination(
+                virtual_circuit=virtual_circuits[1],
+                role=VirtualCircuitTerminationRoleChoices.ROLE_PEER,
+                interface=virtual_interfaces[4],
+                description='termination4'
+            ),
+            VirtualCircuitTermination(
+                virtual_circuit=virtual_circuits[2],
+                role=VirtualCircuitTerminationRoleChoices.ROLE_PEER,
+                interface=virtual_interfaces[2],
+                description='termination5'
+            ),
+            VirtualCircuitTermination(
+                virtual_circuit=virtual_circuits[2],
+                role=VirtualCircuitTerminationRoleChoices.ROLE_PEER,
+                interface=virtual_interfaces[5],
+                description='termination6'
+            ),
+        )
+        VirtualCircuitTermination.objects.bulk_create(virtual_circuit_terminations)
+
+    def test_q(self):
+        params = {'q': 'termination1'}
+        self.assertEqual(self.filterset(params, self.queryset).qs.count(), 1)
+
+    def test_description(self):
+        params = {'description': ['termination1', 'termination2']}
+        self.assertEqual(self.filterset(params, self.queryset).qs.count(), 2)
+
+    def test_virtual_circuit_id(self):
+        virtual_circuits = VirtualCircuit.objects.filter()[:2]
+        params = {'virtual_circuit_id': [virtual_circuits[0].pk, virtual_circuits[1].pk]}
+        self.assertEqual(self.filterset(params, self.queryset).qs.count(), 4)
+
+    def test_provider(self):
+        providers = Provider.objects.all()[:2]
+        params = {'provider_id': [providers[0].pk, providers[1].pk]}
+        self.assertEqual(self.filterset(params, self.queryset).qs.count(), 4)
+        params = {'provider': [providers[0].slug, providers[1].slug]}
+        self.assertEqual(self.filterset(params, self.queryset).qs.count(), 4)
+
+    def test_provider_network(self):
+        provider_networks = ProviderNetwork.objects.all()[:2]
+        params = {'provider_network_id': [provider_networks[0].pk, provider_networks[1].pk]}
+        self.assertEqual(self.filterset(params, self.queryset).qs.count(), 4)
+
+    def test_provider_account(self):
+        provider_accounts = ProviderAccount.objects.all()[:2]
+        params = {'provider_account_id': [provider_accounts[0].pk, provider_accounts[1].pk]}
+        self.assertEqual(self.filterset(params, self.queryset).qs.count(), 4)
+        params = {'provider_account': [provider_accounts[0].account, provider_accounts[1].account]}
+        self.assertEqual(self.filterset(params, self.queryset).qs.count(), 4)
+
+    def test_interface(self):
+        interfaces = Interface.objects.all()[:2]
+        params = {'interface_id': [interfaces[0].pk, interfaces[1].pk]}
+        self.assertEqual(self.filterset(params, self.queryset).qs.count(), 2)

netbox/circuits/tests/test_views.py

@@ -7,7 +7,8 @@ from django.urls import reverse
 from circuits.choices import *
 from circuits.models import *
 from core.models import ObjectType
-from dcim.models import Cable, Interface, Site
+from dcim.choices import InterfaceTypeChoices
+from dcim.models import Cable, Device, DeviceRole, DeviceType, Interface, Manufacturer, Site
 from ipam.models import ASN, RIR
 from netbox.choices import ImportFormatChoices
 from users.models import ObjectPermission
@@ -341,7 +342,7 @@ class ProviderNetworkTestCase(ViewTestCases.PrimaryObjectViewTestCase):
         }
 
 
-class TestCase(ViewTestCases.PrimaryObjectViewTestCase):
+class CircuitTerminationTestCase(ViewTestCases.PrimaryObjectViewTestCase):
     model = CircuitTermination
 
     @classmethod
@@ -518,3 +519,319 @@ class CircuitGroupAssignmentTestCase(
         cls.bulk_edit_data = {
             'priority': CircuitPriorityChoices.PRIORITY_INACTIVE,
         }
+
+
+class VirtualCircuitTestCase(ViewTestCases.PrimaryObjectViewTestCase):
+    model = VirtualCircuit
+
+    def setUp(self):
+        super().setUp()
+
+        self.add_permissions(
+            'circuits.add_virtualcircuittermination',
+        )
+
+    @classmethod
+    def setUpTestData(cls):
+        provider = Provider.objects.create(name='Provider 1', slug='provider-1')
+        provider_networks = (
+            ProviderNetwork(provider=provider, name='Provider Network 1'),
+            ProviderNetwork(provider=provider, name='Provider Network 2'),
+        )
+        ProviderNetwork.objects.bulk_create(provider_networks)
+        provider_accounts = (
+            ProviderAccount(provider=provider, account='Provider Account 1'),
+            ProviderAccount(provider=provider, account='Provider Account 2'),
+        )
+        ProviderAccount.objects.bulk_create(provider_accounts)
+
+        virtual_circuits = (
+            VirtualCircuit(
+                provider_network=provider_networks[0],
+                provider_account=provider_accounts[0],
+                cid='Virtual Circuit 1'
+            ),
+            VirtualCircuit(
+                provider_network=provider_networks[0],
+                provider_account=provider_accounts[0],
+                cid='Virtual Circuit 2'
+            ),
+            VirtualCircuit(
+                provider_network=provider_networks[0],
+                provider_account=provider_accounts[0],
+                cid='Virtual Circuit 3'
+            ),
+        )
+        VirtualCircuit.objects.bulk_create(virtual_circuits)
+
+        device = create_test_device('Device 1')
+        interfaces = (
+            Interface(device=device, name='Interface 1', type=InterfaceTypeChoices.TYPE_VIRTUAL),
+            Interface(device=device, name='Interface 2', type=InterfaceTypeChoices.TYPE_VIRTUAL),
+            Interface(device=device, name='Interface 3', type=InterfaceTypeChoices.TYPE_VIRTUAL),
+        )
+        Interface.objects.bulk_create(interfaces)
+
+        tags = create_tags('Alpha', 'Bravo', 'Charlie')
+
+        cls.form_data = {
+            'cid': 'Virtual Circuit X',
+            'provider_network': provider_networks[1].pk,
+            'provider_account': provider_accounts[1].pk,
+            'status': CircuitStatusChoices.STATUS_PLANNED,
+            'description': 'A new virtual circuit',
+            'comments': 'Some comments',
+            'tags': [t.pk for t in tags],
+        }
+
+        cls.csv_data = (
+            "cid,provider_network,provider_account,status",
+            f"Virtual Circuit 4,Provider Network 1,Provider Account 1,{CircuitStatusChoices.STATUS_PLANNED}",
+            f"Virtual Circuit 5,Provider Network 1,Provider Account 1,{CircuitStatusChoices.STATUS_PLANNED}",
+            f"Virtual Circuit 6,Provider Network 1,Provider Account 1,{CircuitStatusChoices.STATUS_PLANNED}",
+        )
+
+        cls.csv_update_data = (
+            "id,cid,description,status",
+            f"{virtual_circuits[0].pk},Virtual Circuit A,New description,{CircuitStatusChoices.STATUS_DECOMMISSIONED}",
+            f"{virtual_circuits[1].pk},Virtual Circuit B,New description,{CircuitStatusChoices.STATUS_DECOMMISSIONED}",
+            f"{virtual_circuits[2].pk},Virtual Circuit C,New description,{CircuitStatusChoices.STATUS_DECOMMISSIONED}",
+        )
+
+        cls.bulk_edit_data = {
+            'provider_network': provider_networks[1].pk,
+            'provider_account': provider_accounts[1].pk,
+            'status': CircuitStatusChoices.STATUS_DECOMMISSIONED,
+            'description': 'New description',
+            'comments': 'New comments',
+        }
+
+    @override_settings(EXEMPT_VIEW_PERMISSIONS=['*'], EXEMPT_EXCLUDE_MODELS=[])
+    def test_bulk_import_objects_with_terminations(self):
+        interfaces = Interface.objects.filter(type=InterfaceTypeChoices.TYPE_VIRTUAL)
+        json_data = f"""
+            [
+              {{
+                "cid": "Virtual Circuit 7",
+                "provider_network": "Provider Network 1",
+                "status": "active",
+                "terminations": [
+                  {{
+                    "role": "hub",
+                    "interface": {interfaces[0].pk}
+                  }},
+                  {{
+                    "role": "spoke",
+                    "interface": {interfaces[1].pk}
+                  }},
+                  {{
+                    "role": "spoke",
+                    "interface": {interfaces[2].pk}
+                  }}
+                ]
+              }}
+            ]
+        """
+
+        initial_count = self._get_queryset().count()
+        data = {
+            'data': json_data,
+            'format': ImportFormatChoices.JSON,
+        }
+
+        # Assign model-level permission
+        obj_perm = ObjectPermission(
+            name='Test permission',
+            actions=['add']
+        )
+        obj_perm.save()
+        obj_perm.users.add(self.user)
+        obj_perm.object_types.add(ObjectType.objects.get_for_model(self.model))
+
+        # Try GET with model-level permission
+        self.assertHttpStatus(self.client.get(self._get_url('import')), 200)
+
+        # Test POST with permission
+        self.assertHttpStatus(self.client.post(self._get_url('import'), data), 302)
+        self.assertEqual(self._get_queryset().count(), initial_count + 1)
+
+
+class VirtualCircuitTerminationTestCase(ViewTestCases.PrimaryObjectViewTestCase):
+    model = VirtualCircuitTermination
+
+    @classmethod
+    def setUpTestData(cls):
+        manufacturer = Manufacturer.objects.create(name='Manufacturer 1', slug='manufacturer-1')
+        device_type = DeviceType.objects.create(manufacturer=manufacturer, model='Device Type 1')
+        device_role = DeviceRole.objects.create(name='Device Role 1', slug='device-role-1')
+        site = Site.objects.create(name='Site 1', slug='site-1')
+
+        devices = (
+            Device(site=site, name='hub', device_type=device_type, role=device_role),
+            Device(site=site, name='spoke1', device_type=device_type, role=device_role),
+            Device(site=site, name='spoke2', device_type=device_type, role=device_role),
+            Device(site=site, name='spoke3', device_type=device_type, role=device_role),
+        )
+        Device.objects.bulk_create(devices)
+
+        physical_interfaces = (
+            Interface(device=devices[0], name='eth0', type=InterfaceTypeChoices.TYPE_1GE_FIXED),
+            Interface(device=devices[1], name='eth0', type=InterfaceTypeChoices.TYPE_1GE_FIXED),
+            Interface(device=devices[2], name='eth0', type=InterfaceTypeChoices.TYPE_1GE_FIXED),
+            Interface(device=devices[3], name='eth0', type=InterfaceTypeChoices.TYPE_1GE_FIXED),
+        )
+        Interface.objects.bulk_create(physical_interfaces)
+
+        virtual_interfaces = (
+            # Point-to-point VCs
+            Interface(
+                device=devices[0],
+                name='eth0.1',
+                parent=physical_interfaces[0],
+                type=InterfaceTypeChoices.TYPE_VIRTUAL
+            ),
+            Interface(
+                device=devices[0],
+                name='eth0.2',
+                parent=physical_interfaces[0],
+                type=InterfaceTypeChoices.TYPE_VIRTUAL
+            ),
+            Interface(
+                device=devices[0],
+                name='eth0.3',
+                parent=physical_interfaces[0],
+                type=InterfaceTypeChoices.TYPE_VIRTUAL
+            ),
+            Interface(
+                device=devices[1],
+                name='eth0.1',
+                parent=physical_interfaces[1],
+                type=InterfaceTypeChoices.TYPE_VIRTUAL
+            ),
+            Interface(
+                device=devices[2],
+                name='eth0.1',
+                parent=physical_interfaces[2],
+                type=InterfaceTypeChoices.TYPE_VIRTUAL
+            ),
+            Interface(
+                device=devices[3],
+                name='eth0.1',
+                parent=physical_interfaces[3],
+                type=InterfaceTypeChoices.TYPE_VIRTUAL
+            ),
+
+            # Hub and spoke VCs
+            Interface(
+                device=devices[0],
+                name='eth0.9',
+                parent=physical_interfaces[0],
+                type=InterfaceTypeChoices.TYPE_VIRTUAL
+            ),
+            Interface(
+                device=devices[1],
+                name='eth0.9',
+                parent=physical_interfaces[0],
+                type=InterfaceTypeChoices.TYPE_VIRTUAL
+            ),
+            Interface(
+                device=devices[2],
+                name='eth0.9',
+                parent=physical_interfaces[0],
+                type=InterfaceTypeChoices.TYPE_VIRTUAL
+            ),
+            Interface(
+                device=devices[3],
+                name='eth0.9',
+                parent=physical_interfaces[0],
+                type=InterfaceTypeChoices.TYPE_VIRTUAL
+            ),
+        )
+        Interface.objects.bulk_create(virtual_interfaces)
+
+        provider = Provider.objects.create(name='Provider 1', slug='provider-1')
+        provider_network = ProviderNetwork.objects.create(provider=provider, name='Provider Network 1')
+        provider_account = ProviderAccount.objects.create(provider=provider, account='Provider Account 1')
+
+        virtual_circuits = (
+            VirtualCircuit(
+                provider_network=provider_network,
+                provider_account=provider_account,
+                cid='Virtual Circuit 1'
+            ),
+            VirtualCircuit(
+                provider_network=provider_network,
+                provider_account=provider_account,
+                cid='Virtual Circuit 2'
+            ),
+            VirtualCircuit(
+                provider_network=provider_network,
+                provider_account=provider_account,
+                cid='Virtual Circuit 3'
+            ),
+            VirtualCircuit(
+                provider_network=provider_network,
+                provider_account=provider_account,
+                cid='Virtual Circuit 4'
+            ),
+        )
+        VirtualCircuit.objects.bulk_create(virtual_circuits)
+
+        virtual_circuit_terminations = (
+            VirtualCircuitTermination(
+                virtual_circuit=virtual_circuits[0],
+                role=VirtualCircuitTerminationRoleChoices.ROLE_PEER,
+                interface=virtual_interfaces[0]
+            ),
+            VirtualCircuitTermination(
+                virtual_circuit=virtual_circuits[0],
+                role=VirtualCircuitTerminationRoleChoices.ROLE_PEER,
+                interface=virtual_interfaces[3]
+            ),
+            VirtualCircuitTermination(
+                virtual_circuit=virtual_circuits[1],
+                role=VirtualCircuitTerminationRoleChoices.ROLE_PEER,
+                interface=virtual_interfaces[1]
+            ),
+            VirtualCircuitTermination(
+                virtual_circuit=virtual_circuits[1],
+                role=VirtualCircuitTerminationRoleChoices.ROLE_PEER,
+                interface=virtual_interfaces[4]
+            ),
+            VirtualCircuitTermination(
+                virtual_circuit=virtual_circuits[2],
+                role=VirtualCircuitTerminationRoleChoices.ROLE_PEER,
+                interface=virtual_interfaces[2]
+            ),
+            VirtualCircuitTermination(
+                virtual_circuit=virtual_circuits[2],
+                role=VirtualCircuitTerminationRoleChoices.ROLE_PEER,
+                interface=virtual_interfaces[5]
+            ),
+        )
+        VirtualCircuitTermination.objects.bulk_create(virtual_circuit_terminations)
+
+        cls.form_data = {
+            'virtual_circuit': virtual_circuits[3].pk,
+            'role': VirtualCircuitTerminationRoleChoices.ROLE_HUB,
+            'interface': virtual_interfaces[6].pk
+        }
+
+        cls.csv_data = (
+            "virtual_circuit,role,interface,description",
+            f"Virtual Circuit 4,{VirtualCircuitTerminationRoleChoices.ROLE_HUB},{virtual_interfaces[6].pk},Hub",
+            f"Virtual Circuit 4,{VirtualCircuitTerminationRoleChoices.ROLE_SPOKE},{virtual_interfaces[7].pk},Spoke 1",
+            f"Virtual Circuit 4,{VirtualCircuitTerminationRoleChoices.ROLE_SPOKE},{virtual_interfaces[8].pk},Spoke 2",
+            f"Virtual Circuit 4,{VirtualCircuitTerminationRoleChoices.ROLE_SPOKE},{virtual_interfaces[9].pk},Spoke 3",
+        )
+
+        cls.csv_update_data = (
+            "id,role,description",
+            f"{virtual_circuit_terminations[0].pk},{VirtualCircuitTerminationRoleChoices.ROLE_SPOKE},New description",
+            f"{virtual_circuit_terminations[1].pk},{VirtualCircuitTerminationRoleChoices.ROLE_SPOKE},New description",
+            f"{virtual_circuit_terminations[2].pk},{VirtualCircuitTerminationRoleChoices.ROLE_SPOKE},New description",
+        )
+
+        cls.bulk_edit_data = {
+            'description': 'New description',
+        }