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authorSridhar Rao <sridhar.rao@spirent.com>2018-11-13 02:15:13 +0000
committerGerrit Code Review <gerrit@opnfv.org>2018-11-13 02:15:13 +0000
commitad9507ef023f36494024d805cd2d4640536bd7a4 (patch)
tree7a6fd5b4eb1c11f216b06191052b4afab00afbb6 /conf/integration
parent10648320f6af318950a3870d561384c492da4466 (diff)
parent83236f4d8af1cbe63e4f8589eb8154c8cebb95d6 (diff)
Merge "Release: Release notes for Gambia." into stable/gambiaopnfv-7.0.0stable/gambia
Diffstat (limited to 'conf/integration')
0 files changed, 0 insertions, 0 deletions
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#!/usr/bin/env python3

# Copyright 2015-2016 Intel Corporation.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
#   http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.

"""VSPERF main script.
"""

import logging
import os
import sys
import argparse
import time
import datetime
import shutil
import unittest
import xmlrunner
import locale
import copy

sys.dont_write_bytecode = True

from conf import settings
from conf import get_test_param
from core.loader import Loader
from testcases import TestCase
from tools import tasks
from tools.pkt_gen import trafficgen
from tools.opnfvdashboard import opnfvdashboard
from tools.pkt_gen.trafficgen.trafficgenhelper import TRAFFIC_DEFAULTS
from conf import get_test_param
import core.component_factory as component_factory

VERBOSITY_LEVELS = {
    'debug': logging.DEBUG,
    'info': logging.INFO,
    'warning': logging.WARNING,
    'error': logging.ERROR,
    'critical': logging.CRITICAL
}


def parse_arguments():
    """
    Parse command line arguments.
    """
    class _SplitTestParamsAction(argparse.Action):
        """
        Parse and split the '--test-params' argument.

        This expects either 'x=y', 'x=y,z' or 'x' (implicit true)
        values. For multiple overrides use a ; separated list for
        e.g. --test-params 'x=z; y=a,b'
        """
        def __call__(self, parser, namespace, values, option_string=None):
            results = {}

            for value in values.split(';'):
                result = [key.strip() for key in value.split('=')]
                if len(result) == 1:
                    results[result[0]] = True
                elif len(result) == 2:
                    results[result[0]] = result[1]
                else:
                    raise argparse.ArgumentTypeError(
                        'expected \'%s\' to be of format \'key=val\' or'
                        ' \'key\'' % result)

            setattr(namespace, self.dest, results)

    class _ValidateFileAction(argparse.Action):
        """Validate a file can be read from before using it.
        """
        def __call__(self, parser, namespace, values, option_string=None):
            if not os.path.isfile(values):
                raise argparse.ArgumentTypeError(
                    'the path \'%s\' is not a valid path' % values)
            elif not os.access(values, os.R_OK):
                raise argparse.ArgumentTypeError(
                    'the path \'%s\' is not accessible' % values)

            setattr(namespace, self.dest, values)

    class _ValidateDirAction(argparse.Action):
        """Validate a directory can be written to before using it.
        """
        def __call__(self, parser, namespace, values, option_string=None):
            if not os.path.isdir(values):
                raise argparse.ArgumentTypeError(
                    'the path \'%s\' is not a valid path' % values)
            elif not os.access(values, os.W_OK):
                raise argparse.ArgumentTypeError(
                    'the path \'%s\' is not accessible' % values)

            setattr(namespace, self.dest, values)

    def list_logging_levels():
        """Give a summary of all available logging levels.

	:return: List of verbosity level names in decreasing order of
            verbosity
        """
        return sorted(VERBOSITY_LEVELS.keys(),
                      key=lambda x: VERBOSITY_LEVELS[x])

    parser = argparse.ArgumentParser(prog=__file__, formatter_class=
                                     argparse.ArgumentDefaultsHelpFormatter)
    parser.add_argument('--version', action='version', version='%(prog)s 0.2')
    parser.add_argument('--list', '--list-tests', action='store_true',
                        help='list all tests and exit')
    parser.add_argument('--list-trafficgens', action='store_true',
                        help='list all traffic generators and exit')
    parser.add_argument('--list-collectors', action='store_true',
                        help='list all system metrics loggers and exit')
    parser.add_argument('--list-vswitches', action='store_true',
                        help='list all system vswitches and exit')
    parser.add_argument('--list-fwdapps', action='store_true',
                        help='list all system forwarding applications and exit')
    parser.add_argument('--list-vnfs', action='store_true',
                        help='list all system vnfs and exit')
    parser.add_argument('--list-settings', action='store_true',
                        help='list effective settings configuration and exit')
    parser.add_argument('exact_test_name', nargs='*', help='Exact names of\
            tests to run. E.g "vsperf phy2phy_tput phy2phy_cont"\
            runs only the two tests with those exact names.\
            To run all tests omit both positional args and --tests arg.')

    group = parser.add_argument_group('test selection options')
    group.add_argument('-m', '--mode', help='vsperf mode of operation;\
            Values: "normal" - execute vSwitch, VNF and traffic generator;\
            "trafficgen" - execute only traffic generator; "trafficgen-off" \
            - execute vSwitch and VNF', default='normal')

    group.add_argument('-f', '--test-spec', help='test specification file')
    group.add_argument('-d', '--test-dir', help='directory containing tests')
    group.add_argument('-t', '--tests', help='Comma-separated list of terms \
            indicating tests to run. e.g. "RFC2544,!p2p" - run all tests whose\
            name contains RFC2544 less those containing "p2p"')
    group.add_argument('--verbosity', choices=list_logging_levels(),
                       help='debug level')
    group.add_argument('--trafficgen', help='traffic generator to use')
    group.add_argument('--vswitch', help='vswitch implementation to use')
    group.add_argument('--fwdapp', help='packet forwarding application to use')
    group.add_argument('--vnf', help='vnf to use')
    group.add_argument('--duration', help='traffic transmit duration')
    group.add_argument('--sysmetrics', help='system metrics logger to use')
    group = parser.add_argument_group('test behavior options')
    group.add_argument('--xunit', action='store_true',
                       help='enable xUnit-formatted output')
    group.add_argument('--xunit-dir', action=_ValidateDirAction,
                       help='output directory of xUnit-formatted output')
    group.add_argument('--load-env', action='store_true',
                       help='enable loading of settings from the environment')
    group.add_argument('--conf-file', action=_ValidateFileAction,
                       help='settings file')
    group.add_argument('--test-params', action=_SplitTestParamsAction,
                       help='csv list of test parameters: key=val; e.g.'
                       'including pkt_sizes=x,y; duration=x; '
                       'rfc2544_trials=x ...')
    group.add_argument('--opnfvpod', help='name of POD in opnfv')

    args = vars(parser.parse_args())

    return args


def configure_logging(level):
    """Configure logging.
    """
    log_file_default = os.path.join(
        settings.getValue('LOG_DIR'), settings.getValue('LOG_FILE_DEFAULT'))
    log_file_host_cmds = os.path.join(
        settings.getValue('LOG_DIR'), settings.getValue('LOG_FILE_HOST_CMDS'))
    log_file_traffic_gen = os.path.join(
        settings.getValue('LOG_DIR'),
        settings.getValue('LOG_FILE_TRAFFIC_GEN'))

    logger = logging.getLogger()
    logger.setLevel(logging.DEBUG)

    stream_logger = logging.StreamHandler(sys.stdout)
    stream_logger.setLevel(VERBOSITY_LEVELS[level])
    stream_logger.setFormatter(logging.Formatter(
        '[%(levelname)s]  %(asctime)s : (%(name)s) - %(message)s'))
    logger.addHandler(stream_logger)

    file_logger = logging.FileHandler(filename=log_file_default)
    file_logger.setLevel(logging.DEBUG)
    logger.addHandler(file_logger)

    class CommandFilter(logging.Filter):
        """Filter out strings beginning with 'cmd :'"""
        def filter(self, record):
            return record.getMessage().startswith(tasks.CMD_PREFIX)

    class TrafficGenCommandFilter(logging.Filter):
        """Filter out strings beginning with 'gencmd :'"""
        def filter(self, record):
            return record.getMessage().startswith(trafficgen.CMD_PREFIX)

    cmd_logger = logging.FileHandler(filename=log_file_host_cmds)
    cmd_logger.setLevel(logging.DEBUG)
    cmd_logger.addFilter(CommandFilter())
    logger.addHandler(cmd_logger)

    gen_logger = logging.FileHandler(filename=log_file_traffic_gen)
    gen_logger.setLevel(logging.DEBUG)
    gen_logger.addFilter(TrafficGenCommandFilter())
    logger.addHandler(gen_logger)


def apply_filter(tests, tc_filter):
    """Allow a subset of tests to be conveniently selected

    :param tests: The list of Tests from which to select.
    :param tc_filter: A case-insensitive string of comma-separated terms
        indicating the Tests to select.
        e.g. 'RFC' - select all tests whose name contains 'RFC'
        e.g. 'RFC,burst' - select all tests whose name contains 'RFC' or
            'burst'
        e.g. 'RFC,burst,!p2p' - select all tests whose name contains 'RFC'
            or 'burst' and from these remove any containing 'p2p'.
        e.g. '' - empty string selects all tests.
    :return: A list of the selected Tests.
    """
    result = []
    if tc_filter is None:
        tc_filter = ""

    for term in [x.strip() for x in tc_filter.lower().split(",")]:
        if not term or term[0] != '!':
            # Add matching tests from 'tests' into results
            result.extend([test for test in tests \
                if test.name.lower().find(term) >= 0])
        else:
            # Term begins with '!' so we remove matching tests
            result = [test for test in result \
                if test.name.lower().find(term[1:]) < 0]

    return result


def check_and_set_locale():
    """ Function will check locale settings. In case, that it isn't configured
    properly, then default values specified by DEFAULT_LOCALE will be used.
    """

    system_locale = locale.getdefaultlocale()
    if None in system_locale:
        os.environ['LC_ALL'] = settings.getValue('DEFAULT_LOCALE')
        logging.warning("Locale was not properly configured. Default values were set. Old locale: %s, New locale: %s",
                        system_locale, locale.getdefaultlocale())

class MockTestCase(unittest.TestCase):
    """Allow use of xmlrunner to generate Jenkins compatible output without
    using xmlrunner to actually run tests.

    Usage:
        suite = unittest.TestSuite()
        suite.addTest(MockTestCase('Test1 passed ', True, 'Test1'))
        suite.addTest(MockTestCase('Test2 failed because...', False, 'Test2'))
        xmlrunner.XMLTestRunner(...).run(suite)
    """

    def __init__(self, msg, is_pass, test_name):
        #remember the things
        self.msg = msg
        self.is_pass = is_pass

        #dynamically create a test method with the right name
        #but point the method at our generic test method
        setattr(MockTestCase, test_name, self.generic_test)

        super(MockTestCase, self).__init__(test_name)

    def generic_test(self):
        """Provide a generic function that raises or not based
        on how self.is_pass was set in the constructor"""
        self.assertTrue(self.is_pass, self.msg)


def main():
    """Main function.
    """
    args = parse_arguments()

    # configure settings

    settings.load_from_dir('conf')

    # load command line parameters first in case there are settings files
    # to be used
    settings.load_from_dict(args)

    if args['conf_file']:
        settings.load_from_file(args['conf_file'])

    if args['load_env']:
        settings.load_from_env()

    # reload command line parameters since these should take higher priority
    # than both a settings file and environment variables
    settings.load_from_dict(args)

    vswitch_none =  False
    # set dpdk and ovs paths accorfing to VNF and VSWITCH
    if settings.getValue('VSWITCH').endswith('Vanilla'):
        # settings paths for Vanilla
        settings.setValue('OVS_DIR', (settings.getValue('OVS_DIR_VANILLA')))
    elif settings.getValue('VSWITCH').endswith('Vhost'):
        if settings.getValue('VNF').endswith('Cuse'):
            # settings paths for Cuse
            settings.setValue('RTE_SDK', (settings.getValue('RTE_SDK_CUSE')))
            settings.setValue('OVS_DIR', (settings.getValue('OVS_DIR_CUSE')))
        else:
            # settings paths for VhostUser
            settings.setValue('RTE_SDK', (settings.getValue('RTE_SDK_USER')))
            settings.setValue('OVS_DIR', (settings.getValue('OVS_DIR_USER')))
    else:
        # default - set to VHOST USER but can be changed during enhancement
        settings.setValue('RTE_SDK', (settings.getValue('RTE_SDK_USER')))
        settings.setValue('OVS_DIR', (settings.getValue('OVS_DIR_USER')))
        if 'none' == settings.getValue('VSWITCH').strip().lower():
            vswitch_none = True

    configure_logging(settings.getValue('VERBOSITY'))
    logger = logging.getLogger()

    # check and fix locale
    check_and_set_locale()

    # configure trafficgens
    if args['trafficgen']:
        trafficgens = Loader().get_trafficgens()
        if args['trafficgen'] not in trafficgens:
            logging.error('There are no trafficgens matching \'%s\' found in'
                          ' \'%s\'. Exiting...', args['trafficgen'],
                          settings.getValue('TRAFFICGEN_DIR'))
            sys.exit(1)

    # configure vswitch
    if args['vswitch']:
        vswitch_none =  'none' == args['vswitch'].strip().lower()
        if vswitch_none:
            settings.setValue('VSWITCH', 'none')
        else:
            vswitches = Loader().get_vswitches()
            if args['vswitch'] not in vswitches:
                logging.error('There are no vswitches matching \'%s\' found in'
                              ' \'%s\'. Exiting...', args['vswitch'],
                              settings.getValue('VSWITCH_DIR'))
                sys.exit(1)

    if args['fwdapp']:
        settings.setValue('PKTFWD', args['fwdapp'])
        fwdapps = Loader().get_pktfwds()
        if args['fwdapp'] not in fwdapps:
            logging.error('There are no forwarding application'
                          ' matching \'%s\' found in'
                          ' \'%s\'. Exiting...', args['fwdapp'],
                          settings.getValue('PKTFWD_DIR'))
            sys.exit(1)

    if args['vnf']:
        vnfs = Loader().get_vnfs()
        if args['vnf'] not in vnfs:
            logging.error('there are no vnfs matching \'%s\' found in'
                          ' \'%s\'. exiting...', args['vnf'],
                          settings.getValue('vnf_dir'))
            sys.exit(1)

    if args['duration']:
        if args['duration'].isdigit() and int(args['duration']) > 0:
            settings.setValue('duration', args['duration'])
        else:
            logging.error('The selected Duration is not a number')
            sys.exit(1)

    # update global settings
    guest_loopback = get_test_param('guest_loopback', None)
    if guest_loopback:
        tmp_gl = []
        for i in range(len(settings.getValue('GUEST_LOOPBACK'))):
            tmp_gl.append(guest_loopback)
        settings.setValue('GUEST_LOOPBACK', tmp_gl)

    settings.setValue('mode', args['mode'])

    # generate results directory name
    date = datetime.datetime.fromtimestamp(time.time())
    results_dir = "results_" + date.strftime('%Y-%m-%d_%H-%M-%S')
    results_path = os.path.join(settings.getValue('LOG_DIR'), results_dir)

    # create results directory
    if not os.path.exists(results_path):
        logger.info("Creating result directory: "  + results_path)
        os.makedirs(results_path)

    if settings.getValue('mode') == 'trafficgen':
        # execute only traffic generator
        logging.debug("Executing traffic generator:")
        loader = Loader()
        # set traffic details, so they can be passed to traffic ctl
        traffic = copy.deepcopy(TRAFFIC_DEFAULTS)
        traffic.update({'traffic_type': get_test_param('traffic_type', 'rfc2544'),
                        'bidir': get_test_param('bidirectional', False),
                        'multistream': int(get_test_param('multistream', 0)),
                        'stream_type': get_test_param('stream_type', 'L4'),
                        'frame_rate': int(get_test_param('iload', 100))})

        traffic_ctl = component_factory.create_traffic(
            traffic['traffic_type'],
            loader.get_trafficgen_class())
        with traffic_ctl:
            traffic_ctl.send_traffic(traffic)
        logging.debug("Traffic Results:")
        traffic_ctl.print_results()
    else:
        # configure tests
        testcases = settings.getValue('PERFORMANCE_TESTS')
        all_tests = []
        for cfg in testcases:
            try:
                all_tests.append(TestCase(cfg, results_path))
            except (Exception) as _:
                logger.exception("Failed to create test: %s",
                                 cfg.get('Name', '<Name not set>'))
                raise

        # if required, handle list-* operations

        if args['list']:
            print("Available Tests:")
            print("======")
            for test in all_tests:
                print('* %-18s%s' % ('%s:' % test.name, test.desc))
            exit()

        if args['list_trafficgens']:
            print(Loader().get_trafficgens_printable())
            exit()

        if args['list_collectors']:
            print(Loader().get_collectors_printable())
            exit()

        if args['list_vswitches']:
            print(Loader().get_vswitches_printable())
            exit()

        if args['list_vnfs']:
            print(Loader().get_vnfs_printable())
            exit()

        if args['list_settings']:
            print(str(settings))
            exit()

        # select requested tests
        if args['exact_test_name'] and args['tests']:
            logger.error("Cannot specify tests with both positional args and --test.")
            sys.exit(1)

        if args['exact_test_name']:
            exact_names = args['exact_test_name']
            # positional args => exact matches only
            selected_tests = [test for test in all_tests if test.name in exact_names]
        elif args['tests']:
            # --tests => apply filter to select requested tests
            selected_tests = apply_filter(all_tests, args['tests'])
        else:
            # Default - run all tests
            selected_tests = all_tests

        if not selected_tests:
            logger.error("No tests matched --test option or positional args. Done.")
            sys.exit(1)

        # run tests
        suite = unittest.TestSuite()
        for test in selected_tests:
            try:
                test.run()
                suite.addTest(MockTestCase('', True, test.name))
            #pylint: disable=broad-except
            except (Exception) as ex:
                logger.exception("Failed to run test: %s", test.name)
                suite.addTest(MockTestCase(str(ex), False, test.name))
                logger.info("Continuing with next test...")

        if settings.getValue('XUNIT'):
            xmlrunner.XMLTestRunner(
                output=settings.getValue('XUNIT_DIR'), outsuffix="",
                verbosity=0).run(suite)

        if args['opnfvpod']:
            pod_name = args['opnfvpod']
            installer_name = settings.getValue('OPNFV_INSTALLER')
            opnfv_url = settings.getValue('OPNFV_URL')
            pkg_list = settings.getValue('PACKAGE_LIST')

            int_data = {'cuse': False,
                        'vanilla': False,
                        'pod': pod_name,
                        'installer': installer_name,
                        'pkg_list': pkg_list,
                        'db_url': opnfv_url}
            if settings.getValue('VSWITCH').endswith('Vanilla'):
                int_data['vanilla'] = True
            if settings.getValue('VNF').endswith('Cuse'):
                int_data['cuse'] = True
            opnfvdashboard.results2opnfv_dashboard(results_path, int_data)

    #remove directory if no result files were created.
    if os.path.exists(results_path):
        files_list = os.listdir(results_path)
        if files_list == []:
            shutil.rmtree(results_path)

if __name__ == "__main__":
    main()