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#!/usr/bin/env python
""" Vpp QUIC tests """
import unittest
import os
import subprocess
import signal
from framework import VppTestCase, VppTestRunner, running_extended_tests, \
Worker
from vpp_ip_route import VppIpTable, VppIpRoute, VppRoutePath
class QUICAppWorker(Worker):
""" QUIC Test Application Worker """
def __init__(self, build_dir, appname, args, logger, env={}):
app = "%s/vpp/bin/%s" % (build_dir, appname)
self.args = [app] + args
super(QUICAppWorker, self).__init__(self.args, logger, env)
class QUICTestCase(VppTestCase):
""" QUIC Test Case """
@classmethod
def setUpClass(cls):
super(QUICTestCase, cls).setUpClass()
@classmethod
def tearDownClass(cls):
super(QUICTestCase, cls).tearDownClass()
def setUp(self):
var = "VPP_BUILD_DIR"
self.build_dir = os.getenv(var, None)
if self.build_dir is None:
raise Exception("Environment variable `%s' not set" % var)
self.vppDebug = 'vpp_debug' in self.build_dir
self.timeout = 20
self.pre_test_sleep = 0.3
self.post_test_sleep = 0.3
self.vapi.session_enable_disable(is_enabled=1)
def tearDown(self):
self.vapi.session_enable_disable(is_enabled=0)
def thru_host_stack_ipv4_setup(self):
super(QUICTestCase, self).setUp()
self.create_loopback_interfaces(2)
self.uri = "quic://%s/1234" % self.loop0.local_ip4
common_args = ["uri", self.uri, "fifo-size", "64"]
self.server_echo_test_args = common_args + ["appns", "server"]
self.client_echo_test_args = common_args + ["appns", "client",
"test-bytes"]
table_id = 1
for i in self.lo_interfaces:
i.admin_up()
if table_id != 0:
tbl = VppIpTable(self, table_id)
tbl.add_vpp_config()
i.set_table_ip4(table_id)
i.config_ip4()
table_id += 1
# Configure namespaces
self.vapi.app_namespace_add_del(namespace_id=b"server",
sw_if_index=self.loop0.sw_if_index)
self.vapi.app_namespace_add_del(namespace_id=b"client",
sw_if_index=self.loop1.sw_if_index)
# Add inter-table routes
self.ip_t01 = VppIpRoute(self, self.loop1.local_ip4, 32,
[VppRoutePath("0.0.0.0",
0xffffffff,
nh_table_id=2)], table_id=1)
self.ip_t10 = VppIpRoute(self, self.loop0.local_ip4, 32,
[VppRoutePath("0.0.0.0",
0xffffffff,
nh_table_id=1)], table_id=2)
self.ip_t01.add_vpp_config()
self.ip_t10.add_vpp_config()
self.logger.debug(self.vapi.cli("show ip fib"))
def thru_host_stack_ipv4_tear_down(self):
# Delete inter-table routes
self.ip_t01.remove_vpp_config()
self.ip_t10.remove_vpp_config()
for i in self.lo_interfaces:
i.unconfig_ip4()
i.set_table_ip4(0)
i.admin_down()
def start_internal_echo_server(self, args):
error = self.vapi.cli("test echo server %s" % ' '.join(args))
if error:
self.logger.critical(error)
self.assertNotIn("failed", error)
def start_internal_echo_client(self, args):
error = self.vapi.cli("test echo client %s" % ' '.join(args))
if error:
self.logger.critical(error)
self.assertNotIn("failed", error)
def internal_ipv4_transfer_test(self, server_args, client_args):
self.start_internal_echo_server(server_args)
self.start_internal_echo_client(client_args)
def start_external_echo_server(self, args):
self.worker_server = QUICAppWorker(self.build_dir, "quic_echo",
args, self.logger)
self.worker_server.start()
def start_external_echo_client(self, args):
self.client_echo_test_args += "use-svm-api"
self.worker_client = QUICAppWorker(self.build_dir, "quic_echo",
args, self.logger)
self.worker_client.start()
self.worker_client.join(self.timeout)
try:
self.validateExternalTestResults()
except Exception as error:
self.fail("Failed with %s" % error)
def external_ipv4_transfer_test(self, server_args, client_args):
self.start_external_echo_server(server_args)
self.sleep(self.pre_test_sleep)
self.start_external_echo_client(client_args)
self.sleep(self.post_test_sleep)
def validateExternalTestResults(self):
if os.path.isdir('/proc/{}'.format(self.worker_server.process.pid)):
self.logger.info("Killing server worker process (pid %d)" %
self.worker_server.process.pid)
os.killpg(os.getpgid(self.worker_server.process.pid),
signal.SIGTERM)
self.worker_server.join()
self.logger.info("Client worker result is `%s'" %
self.worker_client.result)
error = False
if self.worker_client.result is None:
try:
error = True
self.logger.error(
"Timeout: %ss! Killing client worker process (pid %d)" %
(self.timeout, self.worker_client.process.pid))
os.killpg(os.getpgid(self.worker_client.process.pid),
signal.SIGKILL)
self.worker_client.join()
except OSError:
self.logger.debug(
"Couldn't kill client worker process")
raise
if error:
raise Exception(
"Timeout! Client worker did not finish in %ss" % timeout)
self.assert_equal(self.worker_client.result, 0,
"Binary test return code")
class QUICInternalEchoIPv4TestCase(QUICTestCase):
""" QUIC Internal Echo IPv4 Transfer Test Cases """
@classmethod
def setUpClass(cls):
super(QUICInternalEchoIPv4TestCase, cls).setUpClass()
@classmethod
def tearDownClass(cls):
super(QUICInternalEchoIPv4TestCase, cls).tearDownClass()
def setUp(self):
super(QUICInternalEchoIPv4TestCase, self).setUp()
self.thru_host_stack_ipv4_setup()
def tearDown(self):
self.thru_host_stack_ipv4_tear_down()
super(QUICInternalEchoIPv4TestCase, self).tearDown()
def show_commands_at_teardown(self):
self.logger.debug(self.vapi.cli("show session verbose 2"))
@unittest.skipUnless(running_extended_tests, "part of extended tests")
def test_quic_internal_transfer(self):
""" QUIC internal echo client/server transfer """
self.internal_ipv4_transfer_test(self.server_echo_test_args,
self.client_echo_test_args +
["no-output", "mbytes", "10"])
class QUICInternalEchoIPv4MultiStreamTestCase(QUICTestCase):
""" QUIC Internal Echo IPv4 Transfer Test Cases """
@classmethod
def setUpClass(cls):
super(QUICInternalEchoIPv4MultiStreamTestCase, cls).setUpClass()
@classmethod
def tearDownClass(cls):
super(QUICInternalEchoIPv4MultiStreamTestCase, cls).tearDownClass()
def setUp(self):
super(QUICInternalEchoIPv4MultiStreamTestCase, self).setUp()
self.thru_host_stack_ipv4_setup()
def tearDown(self):
self.thru_host_stack_ipv4_tear_down()
super(QUICInternalEchoIPv4MultiStreamTestCase, self).tearDown()
def show_commands_at_teardown(self):
self.logger.debug(self.vapi.cli("show session verbose 2"))
@unittest.skipUnless(running_extended_tests, "part of extended tests")
def test_quic_internal_multistream_transfer(self):
""" QUIC internal echo client/server multi-stream transfer """
self.internal_ipv4_transfer_test(self.server_echo_test_args,
self.client_echo_test_args +
["quic-streams", "10",
"mbytes", "1",
"no-output"])
class QUICExternalEchoIPv4TestCase(QUICTestCase):
""" QUIC External Echo IPv4 Transfer Test Cases """
@classmethod
def setUpClass(cls):
super(QUICExternalEchoIPv4TestCase, cls).setUpClass()
@classmethod
def tearDownClass(cls):
super(QUICExternalEchoIPv4TestCase, cls).tearDownClass()
def setUp(self):
super(QUICExternalEchoIPv4TestCase, self).setUp()
self.thru_host_stack_ipv4_setup()
def tearDown(self):
super(QUICExternalEchoIPv4TestCase, self).tearDown()
self.thru_host_stack_ipv4_tear_down()
def show_commands_at_teardown(self):
self.logger.debug(self.vapi.cli("show session verbose 2"))
@unittest.skipUnless(running_extended_tests, "part of extended tests")
def test_quic_external_transfer(self):
""" QUIC external echo client/server transfer """
self.external_ipv4_transfer_test(self.server_echo_test_args +
["socket-name", self.api_sock],
self.client_echo_test_args +
["socket-name", self.api_sock,
"mbytes", "10"])
if __name__ == '__main__':
unittest.main(testRunner=VppTestRunner)
|
