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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 """
process = None
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)
def run(self):
super(QUICAppWorker, self).run()
def teardown(self, logger, timeout):
if self.process is None:
return False
try:
logger.debug("Killing worker process (pid %d)" % self.process.pid)
os.killpg(os.getpgid(self.process.pid), signal.SIGKILL)
self.join(timeout)
except OSError as e:
logger.debug("Couldn't kill worker process")
return True
return False
class QUICTestCase(VppTestCase):
""" QUIC Test Case """
def setUp(self):
super(QUICTestCase, self).setUp()
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.vapi.session_enable_disable(is_enabled=1)
self.pre_test_sleep = 0.3
self.post_test_sleep = 0.2
self.create_loopback_interfaces(2)
self.uri = "quic://%s/1234" % self.loop0.local_ip4
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 tearDown(self):
self.vapi.session_enable_disable(is_enabled=0)
# 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()
super(QUICTestCase, self).tearDown()
class QUICEchoInternalTestCase(QUICTestCase):
"""QUIC Echo Internal Test Case"""
def setUp(self):
super(QUICEchoInternalTestCase, self).setUp()
self.client_args = "uri %s fifo-size 64 test-bytes appns client" \
% self.uri
self.server_args = "uri %s fifo-size 64 appns server" % self.uri
def server(self, *args):
error = self.vapi.cli(
"test echo server %s %s" %
(self.server_args, ' '.join(args)))
if error:
self.logger.critical(error)
self.assertNotIn("failed", error)
def client(self, *args):
error = self.vapi.cli(
"test echo client %s %s" %
(self.client_args, ' '.join(args)))
if error:
self.logger.critical(error)
self.assertNotIn("failed", error)
class QUICEchoInternalTransferTestCase(QUICEchoInternalTestCase):
"""QUIC Echo Internal Transfer Test Case"""
def test_quic_internal_transfer(self):
self.server()
self.client("no-output", "mbytes", "2")
class QUICEchoInternalSerialTestCase(QUICEchoInternalTestCase):
"""QUIC Echo Internal Serial Transfer Test Case"""
def test_quic_serial_internal_transfer(self):
self.server()
self.client("no-output", "mbytes", "2")
self.client("no-output", "mbytes", "2")
self.client("no-output", "mbytes", "2")
self.client("no-output", "mbytes", "2")
self.client("no-output", "mbytes", "2")
class QUICEchoInternalMStreamTestCase(QUICEchoInternalTestCase):
"""QUIC Echo Internal MultiStream Test Case"""
def test_quic_internal_multistream_transfer(self):
self.server()
self.client("nclients", "10", "mbytes", "1", "no-output")
class QUICEchoExternalTestCase(QUICTestCase):
extra_vpp_punt_config = ["session", "{", "evt_qs_memfd_seg", "}"]
quic_setup = "default"
def setUp(self):
super(QUICEchoExternalTestCase, self).setUp()
common_args = [
"uri",
self.uri,
"fifo-size",
"64",
"test-bytes:assert",
"socket-name",
self.api_sock]
self.server_echo_test_args = common_args + \
["server", "appns", "server", "quic-setup", self.quic_setup]
self.client_echo_test_args = common_args + \
["client", "appns", "client", "quic-setup", self.quic_setup]
def server(self, *args):
_args = self.server_echo_test_args + list(args)
self.worker_server = QUICAppWorker(
self.build_dir,
"vpp_echo",
_args,
self.logger)
self.worker_server.start()
self.sleep(self.pre_test_sleep)
def client(self, *args):
_args = self.client_echo_test_args + list(args)
# self.client_echo_test_args += "use-svm-api"
self.worker_client = QUICAppWorker(
self.build_dir,
"vpp_echo",
_args,
self.logger)
self.worker_client.start()
self.worker_client.join(self.timeout)
self.worker_server.join(self.timeout)
self.sleep(self.post_test_sleep)
def validate_external_test_results(self):
self.logger.info(
"Client worker result is `%s'" %
self.worker_client.result)
server_result = self.worker_server.result
client_result = self.worker_client.result
server_kill_error = False
if self.worker_server.result is None:
server_kill_error = self.worker_server.teardown(
self.logger, self.timeout)
if self.worker_client.result is None:
self.worker_client.teardown(self.logger, self.timeout)
self.assertEqual(server_result, 0, "Wrong server worker return code")
self.assertIsNotNone(
client_result,
"Timeout! Client worker did not finish in %ss" %
self.timeout)
self.assertEqual(client_result, 0, "Wrong client worker return code")
self.assertFalse(server_kill_error, "Server kill errored")
class QUICEchoExternalTransferTestCase(QUICEchoExternalTestCase):
"""QUIC Echo External Transfer Test Case"""
def test_quic_external_transfer(self):
self.server()
self.client()
self.validate_external_test_results()
class QUICEchoExternalServerStreamTestCase(QUICEchoExternalTestCase):
"""QUIC Echo External Transfer Server Stream Test Case"""
quic_setup = "serverstream"
def test_quic_external_transfer_server_stream(self):
self.server("TX=1Kb", "RX=0")
self.client("TX=0", "RX=1Kb")
self.validate_external_test_results()
class QUICEchoExternalServerStreamWorkersTestCase(QUICEchoExternalTestCase):
"""QUIC Echo External Transfer Server Stream MultiWorker Test Case"""
quic_setup = "serverstream"
@unittest.skipUnless(running_extended_tests, "part of extended tests")
def test_quic_external_transfer_server_stream_multi_workers(self):
self.server("nclients", "4/4", "TX=1Kb", "RX=0")
self.client("nclients", "4/4", "TX=0", "RX=1Kb")
self.validate_external_test_results()
if __name__ == '__main__':
unittest.main(testRunner=VppTestRunner)
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