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-rw-r--r--src/plugins/memif/test/test_memif.py275
-rw-r--r--src/plugins/memif/test/vpp_memif.py155
2 files changed, 430 insertions, 0 deletions
diff --git a/src/plugins/memif/test/test_memif.py b/src/plugins/memif/test/test_memif.py
new file mode 100644
index 00000000000..6413cfdbf20
--- /dev/null
+++ b/src/plugins/memif/test/test_memif.py
@@ -0,0 +1,275 @@
+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)
diff --git a/src/plugins/memif/test/vpp_memif.py b/src/plugins/memif/test/vpp_memif.py
new file mode 100644
index 00000000000..befcc2840c5
--- /dev/null
+++ b/src/plugins/memif/test/vpp_memif.py
@@ -0,0 +1,155 @@
+import socket
+
+import six
+
+from vpp_object import VppObject
+from vpp_ip import VppIpPrefix
+from vpp_papi import VppEnum
+
+
+class MEMIF_ROLE:
+ MASTER = 0
+ SLAVE = 1
+
+
+class MEMIF_MODE:
+ ETHERNET = 0
+ IP = 1
+ PUNT_INJECT = 2
+
+
+def get_if_dump(dump, sw_if_index):
+ for d in dump:
+ if (d.sw_if_index == sw_if_index):
+ return d
+
+
+def query_all_memif_vpp_config(_test):
+ return _test.vapi.memif_dump()
+
+
+def remove_all_memif_vpp_config(_test):
+ dump = _test.vapi.memif_dump()
+ for d in dump:
+ _test.vapi.memif_delete(d.sw_if_index)
+ dump = _test.vapi.memif_socket_filename_dump()
+ for d in dump:
+ if d.socket_id != 0:
+ _test.vapi.memif_socket_filename_add_del(
+ 0, d.socket_id, d.socket_filename)
+
+
+class VppSocketFilename(VppObject):
+ def __init__(self, test, socket_id, socket_filename,
+ add_default_folder=False):
+ self._test = test
+ self.socket_id = socket_id
+ self.socket_filename = socket_filename
+
+ # if True insert default socket folder before socket filename,
+ # after adding vpp config
+ self.add_default_folder = add_default_folder
+
+ def add_vpp_config(self):
+ rv = self._test.vapi.memif_socket_filename_add_del(
+ 1, self.socket_id, self.socket_filename)
+ if self.add_default_folder:
+ self.socket_filename = b"%s/%s" % (
+ six.ensure_binary(self._test.tempdir, encoding='utf-8'),
+ self.socket_filename)
+ return rv
+
+ def remove_vpp_config(self):
+ return self._test.vapi.memif_socket_filename_add_del(
+ 0, self.socket_id, self.socket_filename)
+
+ def query_vpp_config(self):
+ return self._test.vapi.memif_socket_filename_dump()
+
+ def object_id(self):
+ return "socket-filename-%d-%s" % (self.socket_id, self.socket_filename)
+
+
+class VppMemif(VppObject):
+ def __init__(self, test, role, mode, rx_queues=0, tx_queues=0, if_id=0,
+ socket_id=0, secret="", ring_size=0, buffer_size=0,
+ hw_addr=""):
+ self._test = test
+ self.role = role
+ self.mode = mode
+ self.rx_queues = rx_queues
+ self.tx_queues = tx_queues
+ self.if_id = if_id
+ self.socket_id = socket_id
+ self.secret = secret
+ self.ring_size = ring_size
+ self.buffer_size = buffer_size
+ self.hw_addr = hw_addr
+ self.sw_if_index = None
+ self.ip_prefix = VppIpPrefix("192.168.%d.%d" %
+ (self.if_id + 1, self.role + 1), 24)
+
+ def add_vpp_config(self):
+ rv = self._test.vapi.memif_create(
+ role=self.role,
+ mode=self.mode,
+ rx_queues=self.rx_queues,
+ tx_queues=self.tx_queues,
+ id=self.if_id,
+ socket_id=self.socket_id,
+ secret=self.secret,
+ ring_size=self.ring_size,
+ buffer_size=self.buffer_size,
+ hw_addr=self.hw_addr)
+ try:
+ self.sw_if_index = 0
+ except AttributeError:
+ raise AttributeError('self: %s' % self.__dict__)
+ try:
+ self.sw_if_index = rv.sw_if_index
+ except AttributeError:
+ raise AttributeError("%s %s", self, rv)
+
+ return self.sw_if_index
+
+ def admin_up(self):
+ if self.sw_if_index:
+ return self._test.vapi.sw_interface_set_flags(
+ sw_if_index=self.sw_if_index, flags=1)
+
+ def admin_down(self):
+ if self.sw_if_index:
+ return self._test.vapi.sw_interface_set_flags(
+ sw_if_index=self.sw_if_index, flags=0)
+
+ def wait_for_link_up(self, timeout, step=1):
+ if not self.sw_if_index:
+ return False
+ while True:
+ dump = self.query_vpp_config()
+ if dump.link_up_down == 1:
+ return True
+ self._test.sleep(step)
+ timeout -= step
+ if timeout <= 0:
+ return False
+
+ def config_ip4(self):
+ return self._test.vapi.sw_interface_add_del_address(
+ sw_if_index=self.sw_if_index, prefix=self.ip_prefix.encode())
+
+ def remove_vpp_config(self):
+ self._test.vapi.memif_delete(self.sw_if_index)
+ self.sw_if_index = None
+
+ def query_vpp_config(self):
+ if not self.sw_if_index:
+ return None
+ dump = self._test.vapi.memif_dump()
+ return get_if_dump(dump, self.sw_if_index)
+
+ def object_id(self):
+ if self.sw_if_index:
+ return "%d:%d:%d" % (self.role, self.if_id, self.sw_if_index)
+ else:
+ return "%d:%d:None" % (self.role, self.if_id)