1 files changed, 45 insertions, 2 deletions
diff --git a/smoketest/scripts/cli/test_vrf.py b/smoketest/scripts/cli/test_vrf.py
index 7bcfea861..c0f610323 100755
--- a/smoketest/scripts/cli/test_vrf.py
+++ b/smoketest/scripts/cli/test_vrf.py
@@ -16,10 +16,13 @@
 
 import os
 import unittest
+from netifaces import interfaces
 
-from vyos.configsession import ConfigSession, ConfigSessionError
+from vyos.configsession import ConfigSession
+from vyos.configsession import ConfigSessionError
 from vyos.util import read_file
 from vyos.validate import is_intf_addr_assigned
+from vyos.ifconfig import Interface
 
 class VRFTest(unittest.TestCase):
     def setUp(self):
@@ -36,9 +39,12 @@ class VRFTest(unittest.TestCase):
         table = 1000
         for vrf in self._vrfs:
             base = ['vrf', 'name', vrf]
-            description = "VyOS-VRF-" + vrf
+            description = f'VyOS-VRF-{vrf}'
             self.session.set(base + ['description', description])
 
+            if vrf == 'green':
+                self.session.set(base + ['disable'])
+
             # check validate() - a table ID is mandatory
             with self.assertRaises(ConfigSessionError):
                 self.session.commit()
@@ -49,6 +55,19 @@ class VRFTest(unittest.TestCase):
         # commit changes
         self.session.commit()
 
+        # Verify VRF configuration
+        for vrf in self._vrfs:
+            description = f'VyOS-VRF-{vrf}'
+            self.assertTrue(vrf in interfaces())
+            vrf_if = Interface(vrf)
+            # validate proper interface description
+            self.assertEqual(vrf_if.get_alias(), description)
+            # validate admin up/down state of VRF
+            state = 'up'
+            if vrf == 'green':
+                state = 'down'
+            self.assertEqual(vrf_if.get_admin_state(), state)
+
     def test_vrf_loopback_ips(self):
         table = 1000
         for vrf in self._vrfs:
@@ -58,9 +77,33 @@ class VRFTest(unittest.TestCase):
 
         # commit changes
         self.session.commit()
+
+        # Verify VRF configuration
         for vrf in self._vrfs:
+            self.assertTrue(vrf in interfaces())
             self.assertTrue(is_intf_addr_assigned(vrf, '127.0.0.1'))
             self.assertTrue(is_intf_addr_assigned(vrf, '::1'))
 
+    def test_vrf_table_id_is_unalterable(self):
+        # Linux Kernel prohibits the change of a VRF table  on the fly.
+        # VRF must be deleted and recreated!
+        table = 666
+        vrf = self._vrfs[0]
+        base = ['vrf', 'name', vrf]
+        self.session.set(base + ['table', str(table)])
+
+        # commit changes
+        self.session.commit()
+
+        # Check if VRF has been created
+        self.assertTrue(vrf in interfaces())
+
+        table += 1
+        self.session.set(base + ['table', str(table)])
+        # check validate() - table ID can not be altered!
+        with self.assertRaises(ConfigSessionError):
+            self.session.commit()
+
+
 if __name__ == '__main__':
     unittest.main(verbosity=2)