#!/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)