b23ffd7ef2
Implement command line argument parsing instead of passing arguments via environment variables. Add script for running tests without having to invoke make. Deprecate running tests via make. Type: improvement Change-Id: I2e3054a61a2ae25d460e9be00be7d7705fbf943e Signed-off-by: Klement Sekera <ksekera@cisco.com> Signed-off-by: Dave Wallace <dwallacelf@gmail.com>
349 lines
11 KiB
Python
349 lines
11 KiB
Python
import socket
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import unittest
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from scapy.layers.l2 import Ether
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from scapy.layers.inet import IP, ICMP
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from framework import VppTestCase, VppTestRunner
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from framework import tag_run_solo
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from remote_test import RemoteClass, RemoteVppTestCase
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from vpp_memif import remove_all_memif_vpp_config, \
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VppSocketFilename, VppMemif
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from vpp_ip_route import VppIpRoute, VppRoutePath
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from vpp_papi import VppEnum
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@tag_run_solo
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class TestMemif(VppTestCase):
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""" Memif Test Case """
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remote_class = RemoteVppTestCase
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@classmethod
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def get_cpus_required(cls):
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return (super().get_cpus_required() +
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cls.remote_class.get_cpus_required())
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@classmethod
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def assign_cpus(cls, cpus):
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remote_cpus = cpus[:cls.remote_class.get_cpus_required()]
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my_cpus = cpus[cls.remote_class.get_cpus_required():]
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cls.remote_class.assign_cpus(remote_cpus)
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super().assign_cpus(my_cpus)
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@classmethod
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def setUpClass(cls):
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# fork new process before client connects to VPP
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cls.remote_test = RemoteClass(cls.remote_class)
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cls.remote_test.start_remote()
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cls.remote_test.set_request_timeout(10)
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super(TestMemif, cls).setUpClass()
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cls.remote_test.setUpClass(cls.tempdir)
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cls.create_pg_interfaces(range(1))
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for pg in cls.pg_interfaces:
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pg.config_ip4()
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pg.admin_up()
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pg.resolve_arp()
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@classmethod
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def tearDownClass(cls):
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cls.remote_test.tearDownClass()
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cls.remote_test.quit_remote()
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for pg in cls.pg_interfaces:
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pg.unconfig_ip4()
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pg.set_table_ip4(0)
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pg.admin_down()
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super(TestMemif, cls).tearDownClass()
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def tearDown(self):
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remove_all_memif_vpp_config(self)
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remove_all_memif_vpp_config(self.remote_test)
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super(TestMemif, self).tearDown()
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def _check_socket_filename(self, dump, socket_id, filename):
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for d in dump:
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if (d.socket_id == socket_id) and (
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d.socket_filename == filename):
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return True
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return False
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def test_memif_socket_filename_add_del(self):
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""" Memif socket filename add/del """
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# dump default socket filename
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dump = self.vapi.memif_socket_filename_dump()
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self.assertTrue(
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self._check_socket_filename(
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dump, 0, "%s/memif.sock" % self.tempdir))
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memif_sockets = []
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# existing path
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memif_sockets.append(
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VppSocketFilename(
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self, 1, "%s/memif1.sock" % self.tempdir))
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# default path (test tempdir)
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memif_sockets.append(
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VppSocketFilename(
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self,
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2,
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"memif2.sock",
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add_default_folder=True))
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# create new folder in default folder
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memif_sockets.append(
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VppSocketFilename(
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self,
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3,
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"sock/memif3.sock",
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add_default_folder=True))
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for sock in memif_sockets:
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sock.add_vpp_config()
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dump = sock.query_vpp_config()
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self.assertTrue(
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self._check_socket_filename(
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dump,
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sock.socket_id,
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sock.socket_filename))
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for sock in memif_sockets:
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sock.remove_vpp_config()
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dump = self.vapi.memif_socket_filename_dump()
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self.assertTrue(
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self._check_socket_filename(
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dump, 0, "%s/memif.sock" % self.tempdir))
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def _create_delete_test_one_interface(self, memif):
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memif.add_vpp_config()
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dump = memif.query_vpp_config()
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self.assertTrue(dump)
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self.assertEqual(dump.sw_if_index, memif.sw_if_index)
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self.assertEqual(dump.role, memif.role)
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self.assertEqual(dump.mode, memif.mode)
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if (memif.socket_id is not None):
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self.assertEqual(dump.socket_id, memif.socket_id)
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memif.remove_vpp_config()
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dump = memif.query_vpp_config()
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self.assertFalse(dump)
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def _connect_test_one_interface(self, memif):
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self.assertTrue(memif.wait_for_link_up(5))
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dump = memif.query_vpp_config()
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if memif.role == VppEnum.vl_api_memif_role_t.MEMIF_ROLE_API_SLAVE:
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self.assertEqual(dump.ring_size, memif.ring_size)
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self.assertEqual(dump.buffer_size, memif.buffer_size)
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else:
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self.assertEqual(dump.ring_size, 1)
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self.assertEqual(dump.buffer_size, 0)
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def _connect_test_interface_pair(self, memif0, memif1):
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memif0.add_vpp_config()
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memif1.add_vpp_config()
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memif0.admin_up()
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memif1.admin_up()
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self._connect_test_one_interface(memif0)
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self._connect_test_one_interface(memif1)
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memif0.remove_vpp_config()
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memif1.remove_vpp_config()
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def test_memif_create_delete(self):
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""" Memif create/delete interface """
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memif = VppMemif(
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self,
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VppEnum.vl_api_memif_role_t.MEMIF_ROLE_API_SLAVE,
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VppEnum.vl_api_memif_mode_t.MEMIF_MODE_API_ETHERNET)
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self._create_delete_test_one_interface(memif)
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memif.role = VppEnum.vl_api_memif_role_t.MEMIF_ROLE_API_MASTER
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self._create_delete_test_one_interface(memif)
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def test_memif_create_custom_socket(self):
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""" Memif create with non-default socket filename """
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memif_sockets = []
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# existing path
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memif_sockets.append(
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VppSocketFilename(
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self, 1, "%s/memif1.sock" % self.tempdir))
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# default path (test tempdir)
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memif_sockets.append(
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VppSocketFilename(
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self,
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2,
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"memif2.sock",
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add_default_folder=True))
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# create new folder in default folder
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memif_sockets.append(
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VppSocketFilename(
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self,
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3,
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"sock/memif3.sock",
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add_default_folder=True))
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memif = VppMemif(
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self,
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VppEnum.vl_api_memif_role_t.MEMIF_ROLE_API_SLAVE,
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VppEnum.vl_api_memif_mode_t.MEMIF_MODE_API_ETHERNET)
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for sock in memif_sockets:
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sock.add_vpp_config()
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memif.socket_id = sock.socket_id
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memif.role = VppEnum.vl_api_memif_role_t.MEMIF_ROLE_API_SLAVE
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self._create_delete_test_one_interface(memif)
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memif.role = VppEnum.vl_api_memif_role_t.MEMIF_ROLE_API_MASTER
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self._create_delete_test_one_interface(memif)
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def test_memif_connect(self):
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""" Memif connect """
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memif = VppMemif(
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self,
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VppEnum.vl_api_memif_role_t.MEMIF_ROLE_API_SLAVE,
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VppEnum.vl_api_memif_mode_t.MEMIF_MODE_API_ETHERNET,
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ring_size=1024,
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buffer_size=2048,
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secret="abc")
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remote_socket = VppSocketFilename(self.remote_test, 1,
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"%s/memif.sock" % self.tempdir)
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remote_socket.add_vpp_config()
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remote_memif = VppMemif(
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self.remote_test,
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VppEnum.vl_api_memif_role_t.MEMIF_ROLE_API_MASTER,
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VppEnum.vl_api_memif_mode_t.MEMIF_MODE_API_ETHERNET,
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socket_id=1,
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ring_size=1024,
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buffer_size=2048,
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secret="abc")
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self._connect_test_interface_pair(memif, remote_memif)
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memif.role = VppEnum.vl_api_memif_role_t.MEMIF_ROLE_API_MASTER
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remote_memif.role = VppEnum.vl_api_memif_role_t.MEMIF_ROLE_API_SLAVE
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self._connect_test_interface_pair(memif, remote_memif)
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def _create_icmp(self, pg, memif, num):
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pkts = []
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for i in range(num):
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pkt = (Ether(dst=pg.local_mac, src=pg.remote_mac) /
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IP(src=pg.remote_ip4,
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dst=str(memif.ip_prefix.network_address)) /
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ICMP(id=memif.if_id, type='echo-request', seq=i))
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pkts.append(pkt)
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return pkts
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def _verify_icmp(self, pg, memif, rx, seq):
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ip = rx[IP]
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self.assertEqual(ip.src, str(memif.ip_prefix.network_address))
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self.assertEqual(ip.dst, pg.remote_ip4)
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self.assertEqual(ip.proto, 1)
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icmp = rx[ICMP]
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self.assertEqual(icmp.type, 0) # echo-reply
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self.assertEqual(icmp.id, memif.if_id)
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self.assertEqual(icmp.seq, seq)
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def test_memif_ping(self):
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""" Memif ping """
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memif = VppMemif(
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self,
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VppEnum.vl_api_memif_role_t.MEMIF_ROLE_API_SLAVE,
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VppEnum.vl_api_memif_mode_t.MEMIF_MODE_API_ETHERNET)
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remote_socket = VppSocketFilename(self.remote_test, 1,
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"%s/memif.sock" % self.tempdir)
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remote_socket.add_vpp_config()
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remote_memif = VppMemif(
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self.remote_test,
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VppEnum.vl_api_memif_role_t.MEMIF_ROLE_API_MASTER,
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VppEnum.vl_api_memif_mode_t.MEMIF_MODE_API_ETHERNET,
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socket_id=1)
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memif.add_vpp_config()
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memif.config_ip4()
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memif.admin_up()
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remote_memif.add_vpp_config()
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remote_memif.config_ip4()
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remote_memif.admin_up()
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self.assertTrue(memif.wait_for_link_up(5))
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self.assertTrue(remote_memif.wait_for_link_up(5))
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# add routing to remote vpp
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route = VppIpRoute(self.remote_test, self.pg0._local_ip4_subnet, 24,
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[VppRoutePath(memif.ip_prefix.network_address,
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0xffffffff)],
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register=False)
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route.add_vpp_config()
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# create ICMP echo-request from local pg to remote memif
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packet_num = 10
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pkts = self._create_icmp(self.pg0, remote_memif, packet_num)
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self.pg0.add_stream(pkts)
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self.pg_enable_capture(self.pg_interfaces)
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self.pg_start()
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capture = self.pg0.get_capture(packet_num, timeout=2)
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seq = 0
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for c in capture:
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self._verify_icmp(self.pg0, remote_memif, c, seq)
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seq += 1
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route.remove_vpp_config()
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def test_memif_admin_up_down_up(self):
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""" Memif admin up/down/up """
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memif = VppMemif(
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self,
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VppEnum.vl_api_memif_role_t.MEMIF_ROLE_API_SLAVE,
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VppEnum.vl_api_memif_mode_t.MEMIF_MODE_API_ETHERNET,
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ring_size=1024,
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buffer_size=2048,
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secret="abc")
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remote_socket = VppSocketFilename(self.remote_test, 1,
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"%s/memif.sock" % self.tempdir)
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remote_socket.add_vpp_config()
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remote_memif = VppMemif(
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self.remote_test,
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VppEnum.vl_api_memif_role_t.MEMIF_ROLE_API_MASTER,
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VppEnum.vl_api_memif_mode_t.MEMIF_MODE_API_ETHERNET,
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socket_id=1,
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ring_size=1024,
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buffer_size=2048,
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secret="abc")
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memif.add_vpp_config()
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remote_memif.add_vpp_config()
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memif.admin_up()
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remote_memif.admin_up()
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memif.admin_down()
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remote_memif.admin_down()
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memif.admin_up()
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remote_memif.admin_up()
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self._connect_test_one_interface(memif)
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self._connect_test_one_interface(remote_memif)
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memif.remove_vpp_config()
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remote_memif.remove_vpp_config()
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remote_socket.remove_vpp_config()
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if __name__ == '__main__':
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unittest.main(testRunner=VppTestRunner)
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