diff options
Diffstat (limited to 'smoketest/scripts/cli/test_vrf.py')
| -rwxr-xr-x | smoketest/scripts/cli/test_vrf.py | 141 |
1 files changed, 112 insertions, 29 deletions
diff --git a/smoketest/scripts/cli/test_vrf.py b/smoketest/scripts/cli/test_vrf.py index 0f006ca3c..6614aeb06 100755 --- a/smoketest/scripts/cli/test_vrf.py +++ b/smoketest/scripts/cli/test_vrf.py @@ -1,6 +1,6 @@ #!/usr/bin/env python3 # -# Copyright (C) 2020-2021 VyOS maintainers and contributors +# Copyright (C) 2020-2022 VyOS maintainers and contributors # # This program is free software; you can redistribute it and/or modify # it under the terms of the GNU General Public License version 2 or later as @@ -27,8 +27,10 @@ from vyos.configsession import ConfigSessionError from vyos.ifconfig import Interface from vyos.ifconfig import Section from vyos.template import is_ipv6 +from vyos.template import is_ipv4 from vyos.util import cmd from vyos.util import read_file +from vyos.util import get_interface_config from vyos.validate import is_intf_addr_assigned base_path = ['vrf'] @@ -61,6 +63,8 @@ class VRFTest(VyOSUnitTestSHIM.TestCase): def tearDown(self): # delete all VRFs self.cli_delete(base_path) + self.cli_delete(['interfaces', 'dummy']) + self.cli_delete(['protocols', 'vrf']) self.cli_commit() for vrf in vrfs: self.assertNotIn(vrf, interfaces()) @@ -108,9 +112,14 @@ class VRFTest(VyOSUnitTestSHIM.TestCase): # ... regex = f'{table}\s+{vrf}\s+#\s+{description}' self.assertTrue(re.findall(regex, iproute2_config)) + + tmp = get_interface_config(vrf) + self.assertEqual(int(table), tmp['linkinfo']['info_data']['table']) + + # Increment table ID for the next run table = str(int(table) + 1) - def test_vrf_loopback_ips(self): + def test_vrf_loopbacks_ips(self): table = '2000' for vrf in vrfs: base = base_path + ['name', vrf] @@ -121,10 +130,48 @@ class VRFTest(VyOSUnitTestSHIM.TestCase): self.cli_commit() # Verify VRF configuration + loopbacks = ['127.0.0.1', '::1'] for vrf in 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')) + # Ensure VRF was created + self.assertIn(vrf, interfaces()) + # Test for proper loopback IP assignment + for addr in loopbacks: + self.assertTrue(is_intf_addr_assigned(vrf, addr)) + + def test_vrf_loopbacks_no_ipv6(self): + table = '2002' + for vrf in vrfs: + base = base_path + ['name', vrf] + self.cli_set(base + ['table', str(table)]) + table = str(int(table) + 1) + + # Globally disable IPv6 - this will remove all IPv6 interface addresses + self.cli_set(['system', 'ipv6', 'disable']) + + # commit changes + self.cli_commit() + + # Verify VRF configuration + table = '2002' + loopbacks = ['127.0.0.1', '::1'] + for vrf in vrfs: + # Ensure VRF was created + self.assertIn(vrf, interfaces()) + + # Verify VRF table ID + tmp = get_interface_config(vrf) + self.assertEqual(int(table), tmp['linkinfo']['info_data']['table']) + + # Test for proper loopback IP assignment + for addr in loopbacks: + if is_ipv4(addr): + self.assertTrue(is_intf_addr_assigned(vrf, addr)) + else: + self.assertFalse(is_intf_addr_assigned(vrf, addr)) + + table = str(int(table) + 1) + + self.cli_delete(['system', 'ipv6']) def test_vrf_bind_all(self): table = '2000' @@ -176,11 +223,11 @@ class VRFTest(VyOSUnitTestSHIM.TestCase): # commit changes self.cli_commit() - # Verify & cleanup + # Verify VRF assignmant for interface in self._interfaces: - # os.readlink resolves to: '../../../../../virtual/net/foovrf' - tmp = os.readlink(f'/sys/class/net/{interface}/master').split('/')[-1] - self.assertEqual(tmp, vrf) + tmp = get_interface_config(interface) + self.assertEqual(vrf, tmp['master']) + # cleanup section = Section.section(interface) self.cli_delete(['interfaces', section, interface, 'vrf']) @@ -204,14 +251,14 @@ class VRFTest(VyOSUnitTestSHIM.TestCase): }, } + # required interface for leaking to default table + self.cli_set(['interfaces', 'ethernet', 'eth0', 'address', '192.0.2.1/24']) + table = '2000' for vrf in vrfs: base = base_path + ['name', vrf] self.cli_set(base + ['table', str(table)]) - # required interface for leaking to default table - self.cli_set(['interfaces', 'ethernet', 'eth0', 'address', '192.0.2.1/24']) - # we also need an interface in "UP" state to install routes self.cli_set(['interfaces', 'dummy', f'dum{table}', 'vrf', vrf]) self.cli_set(['interfaces', 'dummy', f'dum{table}', 'address', '192.0.2.1/24']) @@ -233,28 +280,64 @@ class VRFTest(VyOSUnitTestSHIM.TestCase): self.cli_commit() # Verify routes - table = '2000' for vrf in vrfs: - for route, route_config in routes.items(): - if is_ipv6(route): - tmp = get_vrf_ipv6_routes(vrf) - else: - tmp = get_vrf_ipv4_routes(vrf) + self.assertIn(vrf, interfaces()) + frrconfig = self.getFRRconfig(f'vrf {vrf}') + for prefix, prefix_config in routes.items(): + tmp = 'ip' + if is_ipv6(prefix): + tmp += 'v6' - found = False - for result in tmp: - if 'dst' in result and result['dst'] == route: - if 'gateway' in result and result['gateway'] == route_config['next_hop']: - found = True + tmp += f' route {prefix} {prefix_config["next_hop"]}' + if 'distance' in prefix_config: + tmp += ' ' + prefix_config['distance'] + if 'next_hop_vrf' in prefix_config: + tmp += ' nexthop-vrf ' + prefix_config['next_hop_vrf'] - self.assertTrue(found) + self.assertIn(tmp, frrconfig) - # Cleanup - self.cli_delete(['protocols', 'vrf', vrf]) - self.cli_delete(['interfaces', 'dummy', f'dum{table}']) - self.cli_delete(['interfaces', 'ethernet', 'eth0', 'address', '192.0.2.1/24']) + self.cli_delete(['interfaces', 'ethernet', 'eth0', 'address']) - table = str(int(table) + 1) + + def test_vrf_link_local_ip_addresses(self): + # Testcase for issue T4331 + table = '100' + vrf = 'orange' + interface = 'dum9998' + addresses = ['192.0.2.1/26', '2001:db8:9998::1/64', 'fe80::1/64'] + + for address in addresses: + self.cli_set(['interfaces', 'dummy', interface, 'address', address]) + + # Create dummy interfaces + self.cli_commit() + + # ... and verify IP addresses got assigned + for address in addresses: + self.assertTrue(is_intf_addr_assigned(interface, address)) + + # Move interface to VRF + self.cli_set(base_path + ['name', vrf, 'table', table]) + self.cli_set(['interfaces', 'dummy', interface, 'vrf', vrf]) + + # Apply VRF config + self.cli_commit() + # Ensure VRF got created + self.assertIn(vrf, interfaces()) + # ... and IP addresses are still assigned + for address in addresses: + self.assertTrue(is_intf_addr_assigned(interface, address)) + # Verify VRF table ID + tmp = get_interface_config(vrf) + self.assertEqual(int(table), tmp['linkinfo']['info_data']['table']) + + # Verify interface is assigned to VRF + tmp = get_interface_config(interface) + self.assertEqual(vrf, tmp['master']) + + # Delete Interface + self.cli_delete(['interfaces', 'dummy', interface]) + self.cli_commit() if __name__ == '__main__': unittest.main(verbosity=2) |