+++ /dev/null
-import socket
-import unittest
-
-from scapy.layers.l2 import Ether
-from scapy.layers.inet import IP, ICMP
-import six
-
-from framework import VppTestCase, VppTestRunner, running_extended_tests
-from remote_test import RemoteClass, RemoteVppTestCase
-from vpp_memif import MEMIF_MODE, MEMIF_ROLE, remove_all_memif_vpp_config, \
- VppSocketFilename, VppMemif
-from vpp_ip_route import VppIpRoute, VppRoutePath
-
-
-class TestMemif(VppTestCase):
- """ Memif Test Case """
-
- @classmethod
- def setUpClass(cls):
- # fork new process before client connects to VPP
- cls.remote_test = RemoteClass(RemoteVppTestCase)
- cls.remote_test.start_remote()
- cls.remote_test.set_request_timeout(10)
- super(TestMemif, cls).setUpClass()
- cls.remote_test.setUpClass(cls.tempdir)
- cls.create_pg_interfaces(range(1))
- for pg in cls.pg_interfaces:
- pg.config_ip4()
- pg.admin_up()
- pg.resolve_arp()
-
- @classmethod
- def tearDownClass(cls):
- cls.remote_test.tearDownClass()
- cls.remote_test.quit_remote()
- for pg in cls.pg_interfaces:
- pg.unconfig_ip4()
- pg.set_table_ip4(0)
- pg.admin_down()
- super(TestMemif, cls).tearDownClass()
-
- def tearDown(self):
- remove_all_memif_vpp_config(self)
- remove_all_memif_vpp_config(self.remote_test)
- super(TestMemif, self).tearDown()
-
- def _check_socket_filename(self, dump, socket_id, filename):
- for d in dump:
- if (d.socket_id == socket_id) and (
- d.socket_filename.rstrip(b"\0") == filename):
- return True
- return False
-
- def test_memif_socket_filename_add_del(self):
- """ Memif socket filename add/del """
-
- # dump default socket filename
- dump = self.vapi.memif_socket_filename_dump()
- self.assertTrue(
- self._check_socket_filename(
- dump, 0, b"%s/memif.sock" % six.ensure_binary(
- self.tempdir, encoding='utf-8')))
-
- memif_sockets = []
- # existing path
- memif_sockets.append(
- VppSocketFilename(
- self, 1, b"%s/memif1.sock" % six.ensure_binary(
- self.tempdir, encoding='utf-8')))
- # default path (test tempdir)
- memif_sockets.append(
- VppSocketFilename(
- self,
- 2,
- b"memif2.sock",
- add_default_folder=True))
- # create new folder in default folder
- memif_sockets.append(
- VppSocketFilename(
- self,
- 3,
- b"sock/memif3.sock",
- add_default_folder=True))
-
- for sock in memif_sockets:
- sock.add_vpp_config()
- dump = sock.query_vpp_config()
- self.assertTrue(
- self._check_socket_filename(
- dump,
- sock.socket_id,
- sock.socket_filename))
-
- for sock in memif_sockets:
- sock.remove_vpp_config()
-
- dump = self.vapi.memif_socket_filename_dump()
- self.assertTrue(
- self._check_socket_filename(
- dump, 0, b"%s/memif.sock" % six.ensure_binary(
- self.tempdir, encoding='utf-8')))
-
- def _create_delete_test_one_interface(self, memif):
- memif.add_vpp_config()
-
- dump = memif.query_vpp_config()
-
- self.assertTrue(dump)
- self.assertEqual(dump.sw_if_index, memif.sw_if_index)
- self.assertEqual(dump.role, memif.role)
- self.assertEqual(dump.mode, memif.mode)
- if (memif.socket_id is not None):
- self.assertEqual(dump.socket_id, memif.socket_id)
-
- memif.remove_vpp_config()
-
- dump = memif.query_vpp_config()
-
- self.assertFalse(dump)
-
- def _connect_test_one_interface(self, memif):
- self.assertTrue(memif.wait_for_link_up(5))
- dump = memif.query_vpp_config()
-
- if memif.role == MEMIF_ROLE.SLAVE:
- self.assertEqual(dump.ring_size, memif.ring_size)
- self.assertEqual(dump.buffer_size, memif.buffer_size)
- else:
- self.assertEqual(dump.ring_size, 1)
- self.assertEqual(dump.buffer_size, 0)
-
- def _connect_test_interface_pair(self, memif0, memif1):
- memif0.add_vpp_config()
- memif1.add_vpp_config()
-
- memif0.admin_up()
- memif1.admin_up()
-
- self._connect_test_one_interface(memif0)
- self._connect_test_one_interface(memif1)
-
- memif0.remove_vpp_config()
- memif1.remove_vpp_config()
-
- def test_memif_create_delete(self):
- """ Memif create/delete interface """
-
- memif = VppMemif(self, MEMIF_ROLE.SLAVE, MEMIF_MODE.ETHERNET)
- self._create_delete_test_one_interface(memif)
- memif.role = MEMIF_ROLE.MASTER
- self._create_delete_test_one_interface(memif)
-
- def test_memif_create_custom_socket(self):
- """ Memif create with non-default socket filename """
-
- memif_sockets = []
- # existing path
- memif_sockets.append(
- VppSocketFilename(
- self, 1, b"%s/memif1.sock" % six.ensure_binary(
- self.tempdir, encoding='utf-8')))
- # default path (test tempdir)
- memif_sockets.append(
- VppSocketFilename(
- self,
- 2,
- b"memif2.sock",
- add_default_folder=True))
- # create new folder in default folder
- memif_sockets.append(
- VppSocketFilename(
- self,
- 3,
- b"sock/memif3.sock",
- add_default_folder=True))
-
- memif = VppMemif(self, MEMIF_ROLE.SLAVE, MEMIF_MODE.ETHERNET)
-
- for sock in memif_sockets:
- sock.add_vpp_config()
- memif.socket_id = sock.socket_id
- memif.role = MEMIF_ROLE.SLAVE
- self._create_delete_test_one_interface(memif)
- memif.role = MEMIF_ROLE.MASTER
- self._create_delete_test_one_interface(memif)
-
- def test_memif_connect(self):
- """ Memif connect """
- memif = VppMemif(self, MEMIF_ROLE.SLAVE, MEMIF_MODE.ETHERNET,
- ring_size=1024, buffer_size=2048)
-
- remote_socket = VppSocketFilename(self.remote_test, 1,
- b"%s/memif.sock" % six.ensure_binary(
- self.tempdir, encoding='utf-8'))
- remote_socket.add_vpp_config()
-
- remote_memif = VppMemif(self.remote_test, MEMIF_ROLE.MASTER,
- MEMIF_MODE.ETHERNET, socket_id=1,
- ring_size=1024, buffer_size=2048)
-
- self._connect_test_interface_pair(memif, remote_memif)
-
- memif.role = MEMIF_ROLE.MASTER
- remote_memif.role = MEMIF_ROLE.SLAVE
-
- self._connect_test_interface_pair(memif, remote_memif)
-
- def _create_icmp(self, pg, memif, num):
- pkts = []
- for i in range(num):
- pkt = (Ether(dst=pg.local_mac, src=pg.remote_mac) /
- IP(src=pg.remote_ip4, dst=memif.ip_prefix.address) /
- ICMP(id=memif.if_id, type='echo-request', seq=i))
- pkts.append(pkt)
- return pkts
-
- def _verify_icmp(self, pg, memif, rx, seq):
- ip = rx[IP]
- self.assertEqual(ip.src, memif.ip_prefix.address)
- self.assertEqual(ip.dst, pg.remote_ip4)
- self.assertEqual(ip.proto, 1)
- icmp = rx[ICMP]
- self.assertEqual(icmp.type, 0) # echo-reply
- self.assertEqual(icmp.id, memif.if_id)
- self.assertEqual(icmp.seq, seq)
-
- def test_memif_ping(self):
- """ Memif ping """
-
- memif = VppMemif(self, MEMIF_ROLE.SLAVE, MEMIF_MODE.ETHERNET)
-
- remote_socket = VppSocketFilename(self.remote_test, 1,
- b"%s/memif.sock" % six.ensure_binary(
- self.tempdir, encoding='utf-8'))
- remote_socket.add_vpp_config()
-
- remote_memif = VppMemif(self.remote_test, MEMIF_ROLE.MASTER,
- MEMIF_MODE.ETHERNET, socket_id=1)
-
- memif.add_vpp_config()
- memif.config_ip4()
- memif.admin_up()
-
- remote_memif.add_vpp_config()
- remote_memif.config_ip4()
- remote_memif.admin_up()
-
- self.assertTrue(memif.wait_for_link_up(5))
- self.assertTrue(remote_memif.wait_for_link_up(5))
-
- # add routing to remote vpp
- route = VppIpRoute(self.remote_test, self.pg0._local_ip4_subnet, 24,
- [VppRoutePath(memif.ip_prefix.address, 0xffffffff)],
- register=False)
-
- route.add_vpp_config()
-
- # create ICMP echo-request from local pg to remote memif
- packet_num = 10
- pkts = self._create_icmp(self.pg0, remote_memif, packet_num)
-
- self.pg0.add_stream(pkts)
- self.pg_enable_capture(self.pg_interfaces)
- self.pg_start()
- capture = self.pg0.get_capture(packet_num, timeout=2)
- seq = 0
- for c in capture:
- self._verify_icmp(self.pg0, remote_memif, c, seq)
- seq += 1
-
- route.remove_vpp_config()
-
-
-if __name__ == '__main__':
- unittest.main(testRunner=VppTestRunner)
Code Review / vpp.git / blobdiff