| #!/usr/bin/env python |
| |
| import unittest |
| |
| from framework import VppTestCase, VppTestRunner |
| |
| from vpp_vhost_interface import VppVhostInterface |
| |
| |
| class TesVhostInterface(VppTestCase): |
| """Vhost User Test Case |
| |
| """ |
| @classmethod |
| def setUpClass(cls): |
| super(TesVhostInterface, cls).setUpClass() |
| |
| @classmethod |
| def tearDownClass(cls): |
| super(TesVhostInterface, cls).tearDownClass() |
| |
| def tearDown(self): |
| super(TesVhostInterface, self).tearDown() |
| if not self.vpp_dead: |
| if_dump = self.vapi.sw_interface_vhost_user_dump() |
| for ifc in if_dump: |
| self.vapi.delete_vhost_user_if(ifc.sw_if_index) |
| |
| def test_vhost(self): |
| """ Vhost User add/delete interface test """ |
| self.logger.info("Vhost User add interfaces") |
| |
| # create interface 1 (VirtualEthernet0/0/0) |
| vhost_if1 = VppVhostInterface(self, sock_filename=b'/tmp/sock1') |
| vhost_if1.add_vpp_config() |
| vhost_if1.admin_up() |
| |
| # create interface 2 (VirtualEthernet0/0/1) |
| vhost_if2 = VppVhostInterface(self, sock_filename=b'/tmp/sock2') |
| vhost_if2.add_vpp_config() |
| vhost_if2.admin_up() |
| |
| # verify both interfaces in the show |
| ifs = self.vapi.cli("show interface") |
| self.assertIn('VirtualEthernet0/0/0', ifs) |
| self.assertIn('VirtualEthernet0/0/1', ifs) |
| |
| # verify they are in the dump also |
| if_dump = self.vapi.sw_interface_vhost_user_dump() |
| self.assertTrue(vhost_if1.is_interface_config_in_dump(if_dump)) |
| self.assertTrue(vhost_if2.is_interface_config_in_dump(if_dump)) |
| |
| # delete VirtualEthernet0/0/1 |
| self.logger.info("Deleting VirtualEthernet0/0/1") |
| vhost_if2.remove_vpp_config() |
| |
| self.logger.info("Verifying VirtualEthernet0/0/1 is deleted") |
| |
| ifs = self.vapi.cli("show interface") |
| # verify VirtualEthernet0/0/0 still in the show |
| self.assertIn('VirtualEthernet0/0/0', ifs) |
| |
| # verify VirtualEthernet0/0/1 not in the show |
| self.assertNotIn('VirtualEthernet0/0/1', ifs) |
| |
| # verify VirtualEthernet0/0/1 is not in the dump |
| if_dump = self.vapi.sw_interface_vhost_user_dump() |
| self.assertFalse(vhost_if2.is_interface_config_in_dump(if_dump)) |
| |
| # verify VirtualEthernet0/0/0 is still in the dump |
| self.assertTrue(vhost_if1.is_interface_config_in_dump(if_dump)) |
| |
| # delete VirtualEthernet0/0/0 |
| self.logger.info("Deleting VirtualEthernet0/0/0") |
| vhost_if1.remove_vpp_config() |
| |
| self.logger.info("Verifying VirtualEthernet0/0/0 is deleted") |
| |
| # verify VirtualEthernet0/0/0 not in the show |
| ifs = self.vapi.cli("show interface") |
| self.assertNotIn('VirtualEthernet0/0/0', ifs) |
| |
| # verify VirtualEthernet0/0/0 is not in the dump |
| if_dump = self.vapi.sw_interface_vhost_user_dump() |
| self.assertFalse(vhost_if1.is_interface_config_in_dump(if_dump)) |
| |
| def test_vhost_interface_state(self): |
| """ Vhost User interface states and events test """ |
| |
| self.vapi.want_interface_events() |
| |
| # clear outstanding events |
| # (like delete interface events from other tests) |
| self.vapi.collect_events() |
| |
| vhost_if = VppVhostInterface(self, sock_filename=b'/tmp/sock1') |
| |
| # create vhost interface |
| vhost_if.add_vpp_config() |
| self.sleep(0.1) |
| events = self.vapi.collect_events() |
| # creating interface does now create events |
| self.assert_equal(len(events), 1, "number of events") |
| |
| vhost_if.admin_up() |
| vhost_if.assert_interface_state(1, 0, expect_event=True) |
| |
| vhost_if.admin_down() |
| vhost_if.assert_interface_state(0, 0, expect_event=True) |
| |
| # delete vhost interface |
| vhost_if.remove_vpp_config() |
| event = self.vapi.wait_for_event(timeout=1) |
| self.assert_equal(event.sw_if_index, vhost_if.sw_if_index, |
| "sw_if_index") |
| self.assert_equal(event.deleted, 1, "deleted flag") |
| |
| # verify there are no more events |
| events = self.vapi.collect_events() |
| self.assert_equal(len(events), 0, "number of events") |
| |
| if __name__ == '__main__': |
| unittest.main(testRunner=VppTestRunner) |