diff options
| -rw-r--r-- | conf/03_traffic.conf | 12 | ||||
| -rw-r--r-- | conf/10_custom.conf | 14 | ||||
| -rw-r--r-- | core/traffic_controller_rfc2544.py | 5 | ||||
| -rw-r--r-- | docs/configguide/trafficgen.rst | 43 | ||||
| -rw-r--r-- | tools/pkt_gen/moongen/__init__.py | 13 | ||||
| -rw-r--r-- | tools/pkt_gen/moongen/moongen.py | 753 |
6 files changed, 837 insertions, 3 deletions
diff --git a/conf/03_traffic.conf b/conf/03_traffic.conf index 9937294b..01e3e5cf 100644 --- a/conf/03_traffic.conf +++ b/conf/03_traffic.conf @@ -28,6 +28,7 @@ TRAFFICGEN = 'Dummy' #TRAFFICGEN = 'IxNet' #TRAFFICGEN = 'Ixia' #TRAFFICGEN = 'Xena' +#TRAFFICGEN = 'MoonGen' # List of packet sizes to send. # Expand like this: (64, 128, 256, 512, 1024) @@ -177,3 +178,14 @@ TRAFFICGEN_XENA_PORT0_GATEWAY = '192.168.199.1' TRAFFICGEN_XENA_PORT1_IP = '192.168.199.11' TRAFFICGEN_XENA_PORT1_CIDR = 24 TRAFFICGEN_XENA_PORT1_GATEWAY = '192.168.199.1' + +################################################### +# MoonGen Configuration and Connection Info-- BEGIN + +TRAFFICGEN_MOONGEN_HOST_IP_ADDR = '' +TRAFFICGEN_MOONGEN_USER = '' +TRAFFICGEN_MOONGEN_BASE_DIR = '' +TRAFFICGEN_MOONGEN_PORTS = '' + +# MoonGen Configuration and Connection Info-- END +################################################### diff --git a/conf/10_custom.conf b/conf/10_custom.conf index 4c9341a4..4ffe470e 100644 --- a/conf/10_custom.conf +++ b/conf/10_custom.conf @@ -20,6 +20,7 @@ TRAFFICGEN = 'Dummy' #TRAFFICGEN = 'IxNet' #TRAFFICGEN = 'Ixia' #TRAFFICGEN = 'Xena' +#TRAFFICGEN = 'MoonGen' ########################################### # Spirent TestCenter Configuration -- BEGIN @@ -78,8 +79,19 @@ TRAFFICGEN_XENA_PORT1_IP = '192.168.199.11' TRAFFICGEN_XENA_PORT1_CIDR = 24 TRAFFICGEN_XENA_PORT1_GATEWAY = '192.168.199.1' -TEST_PARAMS = {'pkt_sizes':'64'} +################################################### +# MoonGen Configuration and Connection Info-- BEGIN +# Ex: TRAFFICGEN_MOONGEN_HOST_IP_ADDR = "192.10.1.1" +TRAFFICGEN_MOONGEN_HOST_IP_ADDR = "" +TRAFFICGEN_MOONGEN_USER = "root" +TRAFFICGEN_MOONGEN_BASE_DIR = "/root/MoonGen" +TRAFFICGEN_MOONGEN_PORTS = "{0,1}" + +# MoonGen Configuration and Connection Info-- END +################################################### + +#TEST_PARAMS = {'pkt_sizes':'64'} OPNFV_INSTALLER = "Fuel" OPNFV_URL = "http://testresults.opnfv.org/testapi" PACKAGE_LIST = "src/package-list.mk" diff --git a/core/traffic_controller_rfc2544.py b/core/traffic_controller_rfc2544.py index 2630101f..81e499cd 100644 --- a/core/traffic_controller_rfc2544.py +++ b/core/traffic_controller_rfc2544.py @@ -41,6 +41,7 @@ class TrafficControllerRFC2544(ITrafficController, IResults): self._traffic_started_call_count = 0 self._trials = int(get_test_param('rfc2544_trials', 1)) self._duration = int(get_test_param('duration', 30)) + self._lossrate = float(get_test_param('lossrate', 0.0)) self._results = [] # If set, comma separated packet_sizes value from --test_params @@ -100,13 +101,13 @@ class TrafficControllerRFC2544(ITrafficController, IResults): if traffic['traffic_type'] == 'back2back': result = self._traffic_gen_class.send_rfc2544_back2back( - traffic, trials=self._trials, duration=self._duration) + traffic, trials=self._trials, duration=self._duration, lossrate=self._lossrate) elif traffic['traffic_type'] == 'continuous': result = self._traffic_gen_class.send_cont_traffic( traffic, duration=self._duration) else: result = self._traffic_gen_class.send_rfc2544_throughput( - traffic, trials=self._trials, duration=self._duration) + traffic, trials=self._trials, duration=self._duration, lossrate=self._lossrate) result = TrafficControllerRFC2544._append_results(result, packet_size) diff --git a/docs/configguide/trafficgen.rst b/docs/configguide/trafficgen.rst index f612569f..82821a04 100644 --- a/docs/configguide/trafficgen.rst +++ b/docs/configguide/trafficgen.rst @@ -15,6 +15,7 @@ VSPERF supports the following traffic generators: * IXIA (IxNet and IxOS) * Spirent TestCenter * Xena Networks + * MoonGen To see the list of traffic gens from the cli: @@ -287,3 +288,45 @@ set to allow for proper connections to the chassis. TRAFFICGEN_XENA_PASSWORD = '' TRAFFICGEN_XENA_MODULE1 = '' TRAFFICGEN_XENA_MODULE2 = '' + + +MoonGen +------- + +Installation +~~~~~~~~~~~~ + +MoonGen architecture overview and general installation instructions +can be found here: + +https://github.com/emmericp/MoonGen + +For VSPerf use, MoonGen should be cloned from here (as opposed to the afore +mentioned GitHub): + +git clone https://github.com/atheurer/MoonGen + +and use the opnfv-stable branch: + +git checkout opnfv-stable + +VSPerf uses a particular example script under the examples directory within +the MoonGen project: + +MoonGen/examples/opnfv-vsperf.lua + +Follow MoonGen set up instructions here: + +https://github.com/atheurer/MoonGen/blob/opnfv-stable/MoonGenSetUp.html + +Note one will need to set up ssh login to not use passwords between the server +running MoonGen and the device under test (running the VSPERF test +infrastructure). This is because VSPERF on one server uses 'ssh' to +configure and run MoonGen upon the other server. + +One can set up this ssh access by doing the following on both servers: + +.. code-block:: console + + ssh-keygen -b 2048 -t rsa + ssh-copy-id <other server> diff --git a/tools/pkt_gen/moongen/__init__.py b/tools/pkt_gen/moongen/__init__.py new file mode 100644 index 00000000..562eb088 --- /dev/null +++ b/tools/pkt_gen/moongen/__init__.py @@ -0,0 +1,13 @@ +# Copyright 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. diff --git a/tools/pkt_gen/moongen/moongen.py b/tools/pkt_gen/moongen/moongen.py new file mode 100644 index 00000000..d6c09e5d --- /dev/null +++ b/tools/pkt_gen/moongen/moongen.py @@ -0,0 +1,753 @@ +# Copyright 2016 Red Hat Inc +# +# 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. +# +# Contributors: +# Bill Michalowski, Red Hat Inc. +# Andrew Theurer, Red Hat Inc. +""" +Moongen Traffic Generator Model +""" + +# python imports +import logging +from collections import OrderedDict +import subprocess +import re + +# VSPerf imports +from conf import settings +from core.results.results_constants import ResultsConstants +from tools.pkt_gen.trafficgen.trafficgenhelper import ( + TRAFFIC_DEFAULTS, + merge_spec) +from tools.pkt_gen.trafficgen.trafficgen import ITrafficGenerator + +class Moongen(ITrafficGenerator): + """Moongen Traffic generator wrapper.""" + _traffic_defaults = TRAFFIC_DEFAULTS.copy() + _logger = logging.getLogger(__name__) + + def __init__(self): + """Moongen class constructor.""" + self._logger.info("In moongen __init__ method") + self._params = {} + self._moongen_host_ip_addr = ( + settings.getValue('TRAFFICGEN_MOONGEN_HOST_IP_ADDR')) + self._moongen_base_dir = ( + settings.getValue('TRAFFICGEN_MOONGEN_BASE_DIR')) + self._moongen_user = settings.getValue('TRAFFICGEN_MOONGEN_USER') + self._moongen_ports = settings.getValue('TRAFFICGEN_MOONGEN_PORTS') + + @property + def traffic_defaults(self): + """Default traffic values. + + These can be expected to be constant across traffic generators, + so no setter is provided. Changes to the structure or contents + will likely break traffic generator implementations or tests + respectively. + """ + self._logger.info("In moongen traffic_defaults method") + return self._traffic_defaults + + def create_moongen_cfg_file(self, traffic, duration=60, + acceptable_loss_pct=1, one_shot=0): + """Create the MoonGen configuration file from VSPERF's traffic profile + :param traffic: Detailed "traffic" spec, i.e. IP address, VLAN tags + :param duration: The length of time to generate packet throughput + :param acceptable_loss: Maximum packet loss acceptable + :param one_shot: No RFC 2544 binary search, + just packet flow at traffic specifics + """ + logging.debug("traffic['frame_rate'] = " + \ + str(traffic['frame_rate'])) + + logging.debug("traffic['multistream'] = " + \ + str(traffic['multistream'])) + + logging.debug("traffic['stream_type'] = " + \ + str(traffic['stream_type'])) + + logging.debug("traffic['l2']['srcmac'] = " + \ + str(traffic['l2']['srcmac'])) + + logging.debug("traffic['l2']['dstmac'] = " + \ + str(traffic['l2']['dstmac'])) + + logging.debug("traffic['l3']['proto'] = " + \ + str(traffic['l3']['proto'])) + + logging.debug("traffic['l3']['srcip'] = " + \ + str(traffic['l3']['srcip'])) + + logging.debug("traffic['l3']['dstip'] = " + \ + str(traffic['l3']['dstip'])) + + logging.debug("traffic['l4']['srcport'] = " + \ + str(traffic['l4']['srcport'])) + + logging.debug("traffic['l4']['dstport'] = " + \ + str(traffic['l4']['dstport'])) + + logging.debug("traffic['vlan']['enabled'] = " + \ + str(traffic['vlan']['enabled'])) + + logging.debug("traffic['vlan']['id'] = " + \ + str(traffic['vlan']['id'])) + + logging.debug("traffic['vlan']['priority'] = " + \ + str(traffic['vlan']['priority'])) + + logging.debug("traffic['vlan']['cfi'] = " + \ + str(traffic['vlan']['cfi'])) + + logging.debug(traffic['l2']['framesize']) + + out_file = open("opnfv-vsperf-cfg.lua", "wt") + + out_file.write("VSPERF {\n") + + out_file.write("testType = \"throughput\",\n") + + out_file.write("runBidirec = " + \ + traffic['bidir'].lower() + ",\n") + + out_file.write("frameSize = " + \ + str(traffic['l2']['framesize']) + ",\n") + + out_file.write("srcMac = \"" + \ + str(traffic['l2']['srcmac']) + "\",\n") + + out_file.write("dstMac = \"" + \ + str(traffic['l2']['dstmac']) + "\",\n") + + out_file.write("srcIp = \"" + \ + str(traffic['l3']['srcip']) + "\",\n") + + out_file.write("dstIp = \"" + \ + str(traffic['l3']['dstip']) + "\",\n") + + out_file.write("vlanId = " + \ + str(traffic['vlan']['id']) + ",\n") + + out_file.write("searchRunTime = " + \ + str(duration) + ",\n") + + out_file.write("validationRunTime = " + \ + str(duration) + ",\n") + + out_file.write("acceptableLossPct = " + \ + str(acceptable_loss_pct) + ",\n") + + out_file.write("ports = " +\ + str(self._moongen_ports) + ",\n") + + if one_shot: + out_file.write("oneShot = true,\n") + + # Assume 10G line rates at the moment. Need to convert VSPERF + # frame_rate (percentage of line rate) to Mpps for MoonGen + + out_file.write("startRate = " + str((traffic['frame_rate'] / 100) * 14.88) + "\n") + out_file.write("}" + "\n") + out_file.close() + + copy_moongen_cfg = "scp opnfv-vsperf-cfg.lua " + \ + self._moongen_user + "@" + \ + self._moongen_host_ip_addr + ":" + \ + self._moongen_base_dir + \ + "/. && rm opnfv-vsperf-cfg.lua" + + find_moongen = subprocess.Popen(copy_moongen_cfg, + shell=True, + stderr=subprocess.PIPE) + + output, error = find_moongen.communicate() + + if error: + logging.error(output) + logging.error(error) + raise RuntimeError('MOONGEN: Error copying configuration file') + + def connect(self): + """Connect to MoonGen traffic generator + + Verify that MoonGen is on the system indicated by + the configuration file + """ + self._logger.info("MOONGEN: In MoonGen connect method...") + + if self._moongen_host_ip_addr: + cmd_ping = "ping -c1 " + self._moongen_host_ip_addr + else: + raise RuntimeError('MOONGEN: MoonGen host not defined') + + ping = subprocess.Popen(cmd_ping, shell=True, stderr=subprocess.PIPE) + output, error = ping.communicate() + + if ping.returncode: + self._logger.error(error) + self._logger.error(output) + raise RuntimeError('MOONGEN: Cannot ping MoonGen host at ' + \ + self._moongen_host_ip_addr) + + connect_moongen = "ssh " + self._moongen_user + \ + "@" + self._moongen_host_ip_addr + + cmd_find_moongen = connect_moongen + " ls " + \ + self._moongen_base_dir + "/examples/opnfv-vsperf.lua" + + find_moongen = subprocess.Popen(cmd_find_moongen, + shell=True, + stderr=subprocess.PIPE) + + output, error = find_moongen.communicate() + + if find_moongen.returncode: + self._logger.error(error) + self._logger.error(output) + raise RuntimeError( + 'MOONGEN: Cannot locate MoonGen program at %s within %s' \ + % (self._moongen_host_ip_addr, self._moongen_base_dir)) + + self._logger.info("MOONGEN: MoonGen host successfully found...") + + def disconnect(self): + """Disconnect from the traffic generator. + + As with :func:`connect`, this function is optional. + + Where implemented, this function should raise an exception on + failure. + + :returns: None + """ + self._logger.info("MOONGEN: In moongen disconnect method") + + def send_burst_traffic(self, traffic=None, numpkts=100, duration=20): + """Send a burst of traffic. + + Send a ``numpkts`` packets of traffic, using ``traffic`` + configuration, with a timeout of ``time``. + + :param traffic: Detailed "traffic" spec, i.e. IP address, VLAN tags + :param numpkts: Number of packets to send + :param duration: Time to wait to receive packets + + :returns: dictionary of strings with following data: + - List of Tx Frames, + - List of Rx Frames, + - List of Tx Bytes, + - List of List of Rx Bytes, + - Payload Errors and Sequence Errors. + """ + self._logger.info("In moongen send_burst_traffic method") + return NotImplementedError('Moongen Burst traffic not implemented') + + def send_cont_traffic(self, traffic=None, duration=20): + """Send a continuous flow of traffic + + Send packets at ``frame rate``, using ``traffic`` configuration, + until timeout ``time`` occurs. + + :param traffic: Detailed "traffic" spec, i.e. IP address, VLAN tags + :param duration: Time to wait to receive packets (secs) + :returns: dictionary of strings with following data: + - Tx Throughput (fps), + - Rx Throughput (fps), + - Tx Throughput (mbps), + - Rx Throughput (mbps), + - Tx Throughput (% linerate), + - Rx Throughput (% linerate), + - Min Latency (ns), + - Max Latency (ns), + - Avg Latency (ns) + """ + self._logger.info("In moongen send_cont_traffic method") + + self._params.clear() + self._params['traffic'] = self.traffic_defaults.copy() + + if traffic: + self._params['traffic'] = merge_spec(self._params['traffic'], + traffic) + + Moongen.create_moongen_cfg_file(self, + traffic, + duration=duration, + acceptable_loss_pct=100.0, + one_shot=1) + + collected_results = Moongen.run_moongen_and_collect_results(self, + test_run=1) + + total_throughput_rx_fps = ( + float(collected_results[ResultsConstants.THROUGHPUT_RX_FPS])) + + total_throughput_rx_mbps = ( + float(collected_results[ResultsConstants.THROUGHPUT_RX_MBPS])) + + total_throughput_rx_pct = ( + float(collected_results[ResultsConstants.THROUGHPUT_RX_PERCENT])) + + total_throughput_tx_fps = ( + float(collected_results[ResultsConstants.TX_RATE_FPS])) + + total_throughput_tx_mbps = ( + float(collected_results[ResultsConstants.TX_RATE_MBPS])) + + total_throughput_tx_pct = ( + float(collected_results[ResultsConstants.TX_RATE_PERCENT])) + + total_min_latency_ns = 0 + total_max_latency_ns = 0 + total_avg_latency_ns = 0 + + results = OrderedDict() + results[ResultsConstants.THROUGHPUT_RX_FPS] = ( + '{:,.6f}'.format(total_throughput_rx_fps)) + + results[ResultsConstants.THROUGHPUT_RX_MBPS] = ( + '{:,.3f}'.format(total_throughput_rx_mbps)) + + results[ResultsConstants.THROUGHPUT_RX_PERCENT] = ( + '{:,.3f}'.format(total_throughput_rx_pct)) + + results[ResultsConstants.TX_RATE_FPS] = ( + '{:,.6f}'.format(total_throughput_tx_fps)) + + results[ResultsConstants.TX_RATE_MBPS] = ( + '{:,.3f}'.format(total_throughput_tx_mbps)) + + results[ResultsConstants.TX_RATE_PERCENT] = ( + '{:,.3f}'.format(total_throughput_tx_pct)) + + results[ResultsConstants.MIN_LATENCY_NS] = ( + '{:,.3f}'.format(total_min_latency_ns)) + + results[ResultsConstants.MAX_LATENCY_NS] = ( + '{:,.3f}'.format(total_max_latency_ns)) + + results[ResultsConstants.AVG_LATENCY_NS] = ( + '{:,.3f}'.format(total_avg_latency_ns)) + + return results + + def start_cont_traffic(self, traffic=None, duration=20): + """ Non-blocking version of 'send_cont_traffic'. + + Start transmission and immediately return. Do not wait for + results. + :param traffic: Detailed "traffic" spec, i.e. IP address, VLAN tags + :param duration: Time to wait to receive packets (secs) + """ + self._logger.info("In moongen start_cont_traffic method") + return NotImplementedError('Moongen continuous traffic not implemented') + + def stop_cont_traffic(self): + # Stop continuous transmission and return results. + self._logger.info("In moongen stop_cont_traffic method") + + def run_moongen_and_collect_results(self, test_run=1): + """Execute MoonGen and transform results into VSPERF format + :param test_run: The number of tests to run + """ + # Start MoonGen and create logfile of the run + connect_moongen = "ssh " + self._moongen_user + "@" + \ + self._moongen_host_ip_addr + + cmd_moongen = " 'cd " + self._moongen_base_dir + \ + "; ./build/MoonGen examples/opnfv-vsperf.lua | tee moongen_log.txt'" + + cmd_start_moongen = connect_moongen + cmd_moongen + + start_moongen = subprocess.Popen(cmd_start_moongen, + shell=True, stderr=subprocess.PIPE) + + output, error = start_moongen.communicate() + + if start_moongen.returncode: + logging.debug(error) + logging.debug(output) + raise RuntimeError( + 'MOONGEN: Error starting MoonGen program at %s within %s' \ + % (self._moongen_host_ip_addr, self._moongen_base_dir)) + + cmd_moongen = "mkdir -p /tmp/moongen/" + str(test_run) + + moongen_create_log_dir = subprocess.Popen(cmd_moongen, + shell=True, + stderr=subprocess.PIPE) + + output, error = moongen_create_log_dir.communicate() + + if moongen_create_log_dir.returncode: + logging.debug(error) + logging.debug(output) + raise RuntimeError( + 'MOONGEN: Error obtaining MoonGen log from %s within %s' \ + % (self._moongen_host_ip_addr, self._moongen_base_dir)) + + cmd_moongen = " scp " + self._moongen_user + "@" + \ + self._moongen_host_ip_addr + ":" + \ + self._moongen_base_dir + "/moongen_log.txt /tmp/moongen/" + \ + str(test_run) + "/moongen-run.log" + + copy_moongen_log = subprocess.Popen(cmd_moongen, + shell=True, + stderr=subprocess.PIPE) + + output, error = copy_moongen_log.communicate() + + if copy_moongen_log.returncode: + logging.debug(error) + logging.debug(output) + raise RuntimeError( + 'MOONGEN: Error obtaining MoonGen log from %s within %s' \ + % (self._moongen_host_ip_addr, self._moongen_base_dir)) + + log_file = "/tmp/moongen/" + str(test_run) + "/moongen-run.log" + + with open(log_file, 'r') as logfile_handle: + mytext = logfile_handle.read() + + # REPORT results line + # match.group(1) = Tx frames + # match.group(2) = Rx frames + # match.group(3) = Frame loss (count) + # match.group(4) = Frame loss (percentage) + # match.group(5) = Tx Mpps + # match.group(6) = Rx Mpps + search_pattern = re.compile( + r'\[REPORT\]\s+total\:\s+' + r'Tx\s+frames\:\s+(\d+)\s+' + r'Rx\s+Frames\:\s+(\d+)\s+' + r'frame\s+loss\:\s+(\d+)\,' + r'\s+(\d+\.\d+|\d+)%\s+' + r'Tx\s+Mpps\:\s+(\d+.\d+|\d+)\s+' + r'Rx\s+Mpps\:\s+(\d+\.\d+|\d+)', + re.IGNORECASE) + + results_match = search_pattern.search(mytext) + + if not results_match: + logging.error('There was a problem parsing ' +\ + 'MoonGen REPORT section of MoonGen log file') + + moongen_results = OrderedDict() + moongen_results[ResultsConstants.THROUGHPUT_RX_FPS] = 0 + moongen_results[ResultsConstants.THROUGHPUT_RX_MBPS] = 0 + moongen_results[ResultsConstants.THROUGHPUT_RX_PERCENT] = 0 + moongen_results[ResultsConstants.TX_RATE_FPS] = 0 + moongen_results[ResultsConstants.TX_RATE_MBPS] = 0 + moongen_results[ResultsConstants.TX_RATE_PERCENT] = 0 + moongen_results[ResultsConstants.B2B_TX_COUNT] = 0 + moongen_results[ResultsConstants.B2B_FRAMES] = 0 + moongen_results[ResultsConstants.B2B_FRAME_LOSS_FRAMES] = 0 + moongen_results[ResultsConstants.B2B_FRAME_LOSS_PERCENT] = 0 + + # find PARAMETERS line + # parameters_match.group(1) = Frame size + + search_pattern = re.compile( + r'\[PARAMETERS\]\s+.*frameSize\:\s+(\d+)', + flags=re.IGNORECASE) + parameters_match = search_pattern.search(mytext) + + if parameters_match: + frame_size = int(parameters_match.group(1)) + else: + logging.error('There was a problem parsing MoonGen ' +\ + 'PARAMETERS section of MoonGen log file') + frame_size = 0 + + if results_match and parameters_match: + # Assume for now 10G link speed + max_theoretical_mfps = ( + (10000000000 / 8) / (frame_size + 20)) + + moongen_results[ResultsConstants.THROUGHPUT_RX_FPS] = ( + float(results_match.group(6)) * 1000000) + + moongen_results[ResultsConstants.THROUGHPUT_RX_MBPS] = ( + (float(results_match.group(6)) * frame_size + 20) * 8) + + moongen_results[ResultsConstants.THROUGHPUT_RX_PERCENT] = ( + float(results_match.group(6)) * \ + 1000000 / max_theoretical_mfps * 100) + + moongen_results[ResultsConstants.TX_RATE_FPS] = ( + float(results_match.group(5)) * 1000000) + + moongen_results[ResultsConstants.TX_RATE_MBPS] = ( + float(results_match.group(5)) * (frame_size + 20) * 8) + + moongen_results[ResultsConstants.TX_RATE_PERCENT] = ( + float(results_match.group(5)) * + 1000000 / max_theoretical_mfps * 100) + + moongen_results[ResultsConstants.B2B_TX_COUNT] = ( + float(results_match.group(1))) + + moongen_results[ResultsConstants.B2B_FRAMES] = ( + float(results_match.group(2))) + + moongen_results[ResultsConstants.B2B_FRAME_LOSS_FRAMES] = ( + float(results_match.group(3))) + + moongen_results[ResultsConstants.B2B_FRAME_LOSS_PERCENT] = ( + float(results_match.group(4))) + + return moongen_results + + def send_rfc2544_throughput(self, traffic=None, duration=20, + lossrate=0.0, trials=1): + # + # Send traffic per RFC2544 throughput test specifications. + # + # Send packets at a variable rate, using ``traffic`` + # configuration, until minimum rate at which no packet loss is + # detected is found. + # + # :param traffic: Detailed "traffic" spec, see design docs for details + # :param trials: Number of trials to execute + # :param duration: Per iteration duration + # :param lossrate: Acceptable lossrate percentage + # :returns: dictionary of strings with following data: + # - Tx Throughput (fps), + # - Rx Throughput (fps), + # - Tx Throughput (mbps), + # - Rx Throughput (mbps), + # - Tx Throughput (% linerate), + # - Rx Throughput (% linerate), + # - Min Latency (ns), + # - Max Latency (ns), + # - Avg Latency (ns) + # + self._logger.info("In moongen send_rfc2544_throughput method") + self._params.clear() + self._params['traffic'] = self.traffic_defaults.copy() + + if traffic: + self._params['traffic'] = merge_spec(self._params['traffic'], + traffic) + Moongen.create_moongen_cfg_file(self, + traffic, + duration=duration, + acceptable_loss_pct=lossrate) + + total_throughput_rx_fps = 0 + total_throughput_rx_mbps = 0 + total_throughput_rx_pct = 0 + total_throughput_tx_fps = 0 + total_throughput_tx_mbps = 0 + total_throughput_tx_pct = 0 + total_min_latency_ns = 0 + total_max_latency_ns = 0 + total_avg_latency_ns = 0 + + for test_run in range(1, trials+1): + collected_results = ( + Moongen.run_moongen_and_collect_results(self, test_run=test_run)) + + total_throughput_rx_fps += ( + float(collected_results[ResultsConstants.THROUGHPUT_RX_FPS])) + + total_throughput_rx_mbps += ( + float(collected_results[ResultsConstants.THROUGHPUT_RX_MBPS])) + + total_throughput_rx_pct += ( + float(collected_results[ResultsConstants.THROUGHPUT_RX_PERCENT])) + + total_throughput_tx_fps += ( + float(collected_results[ResultsConstants.TX_RATE_FPS])) + + total_throughput_tx_mbps += ( + float(collected_results[ResultsConstants.TX_RATE_MBPS])) + + total_throughput_tx_pct += ( + float(collected_results[ResultsConstants.TX_RATE_PERCENT])) + + # Latency not supported now, leaving as placeholder + total_min_latency_ns = 0 + total_max_latency_ns = 0 + total_avg_latency_ns = 0 + + results = OrderedDict() + results[ResultsConstants.THROUGHPUT_RX_FPS] = ( + '{:,.6f}'.format(total_throughput_rx_fps / trials)) + + results[ResultsConstants.THROUGHPUT_RX_MBPS] = ( + '{:,.3f}'.format(total_throughput_rx_mbps / trials)) + + results[ResultsConstants.THROUGHPUT_RX_PERCENT] = ( + '{:,.3f}'.format(total_throughput_rx_pct / trials)) + + results[ResultsConstants.TX_RATE_FPS] = ( + '{:,.6f}'.format(total_throughput_tx_fps / trials)) + + results[ResultsConstants.TX_RATE_MBPS] = ( + '{:,.3f}'.format(total_throughput_tx_mbps / trials)) + + results[ResultsConstants.TX_RATE_PERCENT] = ( + '{:,.3f}'.format(total_throughput_tx_pct / trials)) + + results[ResultsConstants.MIN_LATENCY_NS] = ( + '{:,.3f}'.format(total_min_latency_ns / trials)) + + results[ResultsConstants.MAX_LATENCY_NS] = ( + '{:,.3f}'.format(total_max_latency_ns / trials)) + + results[ResultsConstants.AVG_LATENCY_NS] = ( + '{:,.3f}'.format(total_avg_latency_ns / trials)) + + return results + + def start_rfc2544_throughput(self, traffic=None, trials=3, duration=20, + lossrate=0.0): + """Non-blocking version of 'send_rfc2544_throughput'. + + Start transmission and immediately return. Do not wait for + results. + """ + self._logger.info( + "MOONGEN: In moongen start_rfc2544_throughput method") + + def wait_rfc2544_throughput(self): + """Wait for and return results of RFC2544 test. + """ + self._logger.info('In moongen wait_rfc2544_throughput') + + def send_rfc2544_back2back(self, traffic=None, duration=60, + lossrate=0.0, trials=1): + """Send traffic per RFC2544 back2back test specifications. + + Send packets at a fixed rate, using ``traffic`` + configuration, for duration seconds. + + :param traffic: Detailed "traffic" spec, see design docs for details + :param trials: Number of trials to execute + :param duration: Per iteration duration + :param lossrate: Acceptable loss percentage + + :returns: Named tuple of Rx Throughput (fps), Rx Throughput (mbps), + Tx Rate (% linerate), Rx Rate (% linerate), Tx Count (frames), + Back to Back Count (frames), Frame Loss (frames), Frame Loss (%) + :rtype: :class:`Back2BackResult` + """ + self._params.clear() + self._params['traffic'] = self.traffic_defaults.copy() + + if traffic: + self._params['traffic'] = merge_spec(self._params['traffic'], + traffic) + + Moongen.create_moongen_cfg_file(self, + traffic, + duration=duration, + acceptable_loss_pct=lossrate) + + results = OrderedDict() + results[ResultsConstants.B2B_RX_FPS] = 0 + results[ResultsConstants.B2B_TX_FPS] = 0 + results[ResultsConstants.B2B_RX_PERCENT] = 0 + results[ResultsConstants.B2B_TX_PERCENT] = 0 + results[ResultsConstants.B2B_TX_COUNT] = 0 + results[ResultsConstants.B2B_FRAMES] = 0 + results[ResultsConstants.B2B_FRAME_LOSS_FRAMES] = 0 + results[ResultsConstants.B2B_FRAME_LOSS_PERCENT] = 0 + results[ResultsConstants.SCAL_STREAM_COUNT] = 0 + results[ResultsConstants.SCAL_STREAM_TYPE] = 0 + results[ResultsConstants.SCAL_PRE_INSTALLED_FLOWS] = 0 + + for test_run in range(1, trials+1): + collected_results = ( + Moongen.run_moongen_and_collect_results(self, test_run=test_run)) + + results[ResultsConstants.B2B_RX_FPS] += ( + float(collected_results[ResultsConstants.THROUGHPUT_RX_FPS])) + + results[ResultsConstants.B2B_RX_PERCENT] += ( + float(collected_results[ResultsConstants.THROUGHPUT_RX_PERCENT])) + + results[ResultsConstants.B2B_TX_FPS] += ( + float(collected_results[ResultsConstants.TX_RATE_FPS])) + + results[ResultsConstants.B2B_TX_PERCENT] += ( + float(collected_results[ResultsConstants.TX_RATE_PERCENT])) + + results[ResultsConstants.B2B_TX_COUNT] += ( + int(collected_results[ResultsConstants.B2B_TX_COUNT])) + + results[ResultsConstants.B2B_FRAMES] += ( + int(collected_results[ResultsConstants.B2B_FRAMES])) + + results[ResultsConstants.B2B_FRAME_LOSS_FRAMES] += ( + int(collected_results[ResultsConstants.B2B_FRAME_LOSS_FRAMES])) + + results[ResultsConstants.B2B_FRAME_LOSS_PERCENT] += ( + int(collected_results[ResultsConstants.B2B_FRAME_LOSS_PERCENT])) + + # Calculate average results + results[ResultsConstants.B2B_RX_FPS] = ( + results[ResultsConstants.B2B_RX_FPS] / trials) + + results[ResultsConstants.B2B_RX_PERCENT] = ( + results[ResultsConstants.B2B_RX_PERCENT] / trials) + + results[ResultsConstants.B2B_TX_FPS] = ( + results[ResultsConstants.B2B_TX_FPS] / trials) + + results[ResultsConstants.B2B_TX_PERCENT] = ( + results[ResultsConstants.B2B_TX_PERCENT] / trials) + + results[ResultsConstants.B2B_TX_COUNT] = ( + results[ResultsConstants.B2B_TX_COUNT] / trials) + + results[ResultsConstants.B2B_FRAMES] = ( + results[ResultsConstants.B2B_FRAMES] / trials) + + results[ResultsConstants.B2B_FRAME_LOSS_FRAMES] = ( + results[ResultsConstants.B2B_FRAME_LOSS_FRAMES] / trials) + + results[ResultsConstants.B2B_FRAME_LOSS_PERCENT] = ( + results[ResultsConstants.B2B_FRAME_LOSS_PERCENT] / trials) + + results[ResultsConstants.SCAL_STREAM_COUNT] = 0 + results[ResultsConstants.SCAL_STREAM_TYPE] = 0 + results[ResultsConstants.SCAL_PRE_INSTALLED_FLOWS] = 0 + + return results + + def start_rfc2544_back2back(self, traffic=None, trials=1, duration=20, + lossrate=0.0): + # + # Non-blocking version of 'send_rfc2544_back2back'. + # + # Start transmission and immediately return. Do not wait for results. + # + self._logger.info("In moongen start_rfc2544_back2back method") + return NotImplementedError( + 'Moongen start back2back traffic not implemented') + + def wait_rfc2544_back2back(self): + self._logger.info("In moongen wait_rfc2544_back2back method") + # + # Wait and set results of RFC2544 test. + # + return NotImplementedError( + 'Moongen wait back2back traffic not implemented') + +if __name__ == "__main__": + pass |