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path: root/tools/vsperf-img-modify.sh

Age	Commit message (Expand)	Author	Files	Lines
2017-08-15	Integrate vsperf in Tgen mode	Jing Zhang	1	-0/+74

© 2015 Open Platform for NFV Project, Inc., a Linux Foundation Collaborative Project. All Rights Reserved.

Open Platform for NFV and OPNFV are trademarks of the Open Platform for NFV Project, Inc.

Linux Foundation is a registered trademark of The Linux Foundation. Linux is a registered trademark of Linus Torvalds.

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# Copyright 2016 Spirent Communications.
#
# 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.

"""
Code to integrate Spirent TestCenter with the vsperf test framework.

Provides a model for Spirent TestCenter as a test tool for implementing
various performance tests of a virtual switch.
"""

import csv
import logging
import os
import subprocess

from conf import settings
from core.results.results_constants import ResultsConstants
from tools.pkt_gen import trafficgen


def get_stc_common_settings():
    """
    Return the common Settings
    These settings would apply to almost all the tests.
    """
    args = ["--lab_server_addr",
            settings.getValue("TRAFFICGEN_STC_LAB_SERVER_ADDR"),
            "--license_server_addr",
            settings.getValue("TRAFFICGEN_STC_LICENSE_SERVER_ADDR"),
            "--east_chassis_addr",
            settings.getValue("TRAFFICGEN_STC_EAST_CHASSIS_ADDR"),
            "--east_slot_num",
            settings.getValue("TRAFFICGEN_STC_EAST_SLOT_NUM"),
            "--east_port_num",
            settings.getValue("TRAFFICGEN_STC_EAST_PORT_NUM"),
            "--west_chassis_addr",
            settings.getValue("TRAFFICGEN_STC_WEST_CHASSIS_ADDR"),
            "--west_slot_num",
            settings.getValue("TRAFFICGEN_STC_WEST_SLOT_NUM"),
            "--west_port_num",
            settings.getValue("TRAFFICGEN_STC_WEST_PORT_NUM"),
            "--test_session_name",
            settings.getValue("TRAFFICGEN_STC_TEST_SESSION_NAME"),
            "--results_dir",
            settings.getValue("TRAFFICGEN_STC_RESULTS_DIR"),
            "--csv_results_file_prefix",
            settings.getValue("TRAFFICGEN_STC_CSV_RESULTS_FILE_PREFIX")]
    return args


def get_rfc2544_common_settings():
    """
    Retrun Generic RFC 2544 settings.
    These settings apply to all the 2544 tests
    """
    args = [settings.getValue("TRAFFICGEN_STC_PYTHON2_PATH"),
            os.path.join(
                settings.getValue("TRAFFICGEN_STC_TESTCENTER_PATH"),
                settings.getValue(
                    "TRAFFICGEN_STC_RFC2544_TPUT_TEST_FILE_NAME")),
            "--metric",
            settings.getValue("TRAFFICGEN_STC_RFC2544_METRIC"),
            "--search_mode",
            settings.getValue("TRAFFICGEN_STC_SEARCH_MODE"),
            "--learning_mode",
            settings.getValue("TRAFFICGEN_STC_LEARNING_MODE"),
            "--rate_lower_limit_pct",
            settings.getValue("TRAFFICGEN_STC_RATE_LOWER_LIMIT_PCT"),
            "--rate_upper_limit_pct",
            settings.getValue("TRAFFICGEN_STC_RATE_UPPER_LIMIT_PCT"),
            "--rate_initial_pct",
            settings.getValue("TRAFFICGEN_STC_RATE_INITIAL_PCT"),
            "--rate_step_pct",
            settings.getValue("TRAFFICGEN_STC_RATE_STEP_PCT"),
            "--resolution_pct",
            settings.getValue("TRAFFICGEN_STC_RESOLUTION_PCT"),
            "--acceptable_frame_loss_pct",
            settings.getValue("TRAFFICGEN_STC_ACCEPTABLE_FRAME_LOSS_PCT"),
            "--east_intf_addr",
            settings.getValue("TRAFFICGEN_STC_EAST_INTF_ADDR"),
            "--east_intf_gateway_addr",
            settings.getValue("TRAFFICGEN_STC_EAST_INTF_GATEWAY_ADDR"),
            "--west_intf_addr",
            settings.getValue("TRAFFICGEN_STC_WEST_INTF_ADDR"),
            "--west_intf_gateway_addr",
            settings.getValue("TRAFFICGEN_STC_WEST_INTF_GATEWAY_ADDR"),
            "--num_trials",
            settings.getValue("TRAFFICGEN_STC_NUMBER_OF_TRIALS"),
            "--trial_duration_sec",
            settings.getValue("TRAFFICGEN_STC_TRIAL_DURATION_SEC"),
            "--traffic_pattern",
            settings.getValue("TRAFFICGEN_STC_TRAFFIC_PATTERN")]
    return args


def get_rfc2544_custom_settings(framesize, custom_tr):
    """
    Return RFC2544 Custom Settings
    """
    args = ["--frame_size_list",
            str(framesize),
            "--traffic_custom",
            str(custom_tr)]
    return args


class TestCenter(trafficgen.ITrafficGenerator):
    """
    Spirent TestCenter
    """
    _logger = logging.getLogger(__name__)

    def connect(self):
        """
        Do nothing.
        """
        return self

    def disconnect(self):
        """
        Do nothing.
        """
        pass

    def send_burst_traffic(self, traffic=None, numpkts=100, duration=20):
        """
        Do nothing.
        """
        return None

    def get_rfc2544_results(self, filename):
        """
        Reads the CSV file and return the results
        """
        result = {}
        with open(filename, "r") as csvfile:
            csvreader = csv.DictReader(csvfile)
            for row in csvreader:
                self._logger.info("Row: %s", row)
                tx_fps = ((float(row["TxFrameCount"])) /
                          (float(row["Duration(sec)"])))
                rx_fps = ((float(row["RxFrameCount"])) /
                          (float(row["Duration(sec)"])))
                tx_mbps = ((float(row["TxFrameCount"]) *
                            float(row["ConfiguredFrameSize"])) /
                           (float(row["Duration(sec)"]) * 1000000.0))
                rx_mbps = ((float(row["RxFrameCount"]) *
                            float(row["ConfiguredFrameSize"])) /
                           (float(row["Duration(sec)"]) * 1000000.0))
                result[ResultsConstants.TX_RATE_FPS] = tx_fps
                result[ResultsConstants.THROUGHPUT_RX_FPS] = rx_fps
                result[ResultsConstants.TX_RATE_MBPS] = tx_mbps
                result[ResultsConstants.THROUGHPUT_RX_MBPS] = rx_mbps
                result[ResultsConstants.TX_RATE_PERCENT] = float(
                    row["OfferedLoad(%)"])
                result[ResultsConstants.THROUGHPUT_RX_PERCENT] = float(
                    row["Throughput(%)"])
                result[ResultsConstants.MIN_LATENCY_NS] = float(
                    row["MinimumLatency(us)"]) * 1000
                result[ResultsConstants.MAX_LATENCY_NS] = float(
                    row["MaximumLatency(us)"]) * 1000
                result[ResultsConstants.AVG_LATENCY_NS] = float(
                    row["AverageLatency(us)"]) * 1000
                result[ResultsConstants.FRAME_LOSS_PERCENT] = float(
                    row["PercentLoss"])
        return result

    def send_cont_traffic(self, traffic=None, duration=30):
        """
        Send Custom - Continuous Test traffic
        Reuse RFC2544 throughput test specifications along with
        'custom' configuration
        """
        verbose = False
        custom = "cont"
        framesize = settings.getValue("TRAFFICGEN_STC_FRAME_SIZE")
        if traffic and 'l2' in traffic:
            if 'framesize' in traffic['l2']:
                framesize = traffic['l2']['framesize']

        stc_common_args = get_stc_common_settings()
        rfc2544_common_args = get_rfc2544_common_settings()
        rfc2544_custom_args = get_rfc2544_custom_settings(framesize,
                                                          custom)
        args = stc_common_args + rfc2544_common_args + rfc2544_custom_args

        if settings.getValue("TRAFFICGEN_STC_VERBOSE") is "True":
            args.append("--verbose")
            verbose = True
            self._logger.debug("Arguments used to call test: %s", args)
        subprocess.check_call(args)

        filec = os.path.join(settings.getValue("TRAFFICGEN_STC_RESULTS_DIR"),
                             settings.getValue(
                                 "TRAFFICGEN_STC_CSV_RESULTS_FILE_PREFIX") +
                             ".csv")

        if verbose:
            self._logger.info("file: %s", filec)

        return self.get_rfc2544_results(filec)

    def send_rfc2544_throughput(self, traffic=None, trials=3, duration=20,
                                lossrate=0.0):
        """
        Send traffic per RFC2544 throughput test specifications.
        """
        verbose = False
        framesize = settings.getValue("TRAFFICGEN_STC_FRAME_SIZE")
        if traffic and 'l2' in traffic:
            if 'framesize' in traffic['l2']:
                framesize = traffic['l2']['framesize']

        stc_common_args = get_stc_common_settings()
        rfc2544_common_args = get_rfc2544_common_settings()
        rfc2544_custom_args = get_rfc2544_custom_settings(framesize, '')
        args = stc_common_args + rfc2544_common_args + rfc2544_custom_args

        if settings.getValue("TRAFFICGEN_STC_VERBOSE") is "True":
            args.append("--verbose")
            verbose = True
            self._logger.debug("Arguments used to call test: %s", args)
        subprocess.check_call(args)

        filec = os.path.join(settings.getValue("TRAFFICGEN_STC_RESULTS_DIR"),
                             settings.getValue(
                                 "TRAFFICGEN_STC_CSV_RESULTS_FILE_PREFIX") +
                             ".csv")

        if verbose:
            self._logger.info("file: %s", filec)

        return self.get_rfc2544_results(filec)

    def send_rfc2544_back2back(self, traffic=None, trials=1, duration=20,
                               lossrate=0.0):
        """
        Send traffic per RFC2544 BacktoBack test specifications.
        """
        verbose = False
        framesize = settings.getValue("TRAFFICGEN_STC_FRAME_SIZE")
        if traffic and 'l2' in traffic:
            if 'framesize' in traffic['l2']:
                framesize = traffic['l2']['framesize']

        stc_common_args = get_stc_common_settings()
        rfc2544_common_args = get_rfc2544_common_settings()
        rfc2544_custom_args = get_rfc2544_custom_settings(framesize, '')
        args = stc_common_args + rfc2544_common_args + rfc2544_custom_args

        if settings.getValue("TRAFFICGEN_STC_VERBOSE") is "True":
            args.append("--verbose")
            verbose = True
            self._logger.info("Arguments used to call test: %s", args)
        subprocess.check_call(args)

        filecs = os.path.join(settings.getValue("TRAFFICGEN_STC_RESULTS_DIR"),
                              settings.getValue(
                                  "TRAFFICGEN_STC_CSV_RESULTS_FILE_PREFIX") +
                              ".csv")
        if verbose:
            self._logger.debug("file: %s", filecs)

        return self.get_rfc2544_results(filecs)

if __name__ == '__main__':
    TRAFFIC = {
        'l3': {
            'proto': 'tcp',
            'srcip': '1.1.1.1',
            'dstip': '90.90.90.90',
        },
    }
    with TestCenter() as dev:
        print(dev.send_rfc2544_throughput(traffic=TRAFFIC))
        print(dev.send_rfc2544_backtoback(traffic=TRAFFIC))