# See the License for the specific language governing permissions and
# limitations under the License.
-from __future__ import absolute_import
import logging
-from yardstick.network_services.traffic_profile.trex_traffic_profile import \
- TrexProfile
+from yardstick.common import utils
+from yardstick.network_services.traffic_profile import base as tp_base
+from yardstick.network_services.traffic_profile import trex_traffic_profile
+
LOG = logging.getLogger(__name__)
-class IXIARFC2544Profile(TrexProfile):
+class IXIARFC2544Profile(trex_traffic_profile.TrexProfile):
UPLINK = 'uplink'
DOWNLINK = 'downlink'
+ DROP_PERCENT_ROUND = 6
+ RATE_ROUND = 5
+ STATUS_SUCCESS = "Success"
+ STATUS_FAIL = "Failure"
- def _get_ixia_traffic_profile(self, profile_data, mac=None):
- if mac is None:
- mac = {}
+ def __init__(self, yaml_data):
+ super(IXIARFC2544Profile, self).__init__(yaml_data)
+ self.rate = self.config.frame_rate
+ self.rate_unit = self.config.rate_unit
+
+ def _get_ip_and_mask(self, ip_range):
+ _ip_range = ip_range.split('-')
+ if len(_ip_range) == 1:
+ return _ip_range[0], None
+
+ mask = utils.get_mask_from_ip_range(_ip_range[0], _ip_range[1])
+ return _ip_range[0], mask
+
+ def _get_fixed_and_mask(self, port_range):
+ _port_range = str(port_range).split('-')
+ if len(_port_range) == 1:
+ return int(_port_range[0]), 0
+
+ return int(_port_range[0]), int(_port_range[1])
+ def _get_ixia_traffic_profile(self, profile_data, mac=None):
+ mac = {} if mac is None else mac
result = {}
for traffickey, values in profile_data.items():
if not traffickey.startswith((self.UPLINK, self.DOWNLINK)):
continue
+ # values should be single-item dict, so just grab the first item
try:
- # values should be single-item dict, so just grab the first item
- try:
- key, value = next(iter(values.items()))
- except StopIteration:
- result[traffickey] = {}
- continue
-
- port_id = value.get('id', 1)
- port_index = port_id - 1
- try:
- ip = value['outer_l3v6']
- except KeyError:
- ip = value['outer_l3v4']
- src_key, dst_key = 'srcip4', 'dstip4'
- else:
- src_key, dst_key = 'srcip6', 'dstip6'
-
- result[traffickey] = {
- 'bidir': False,
- 'iload': '100',
- 'id': port_id,
- 'outer_l2': {
- 'framesize': value['outer_l2']['framesize'],
- 'framesPerSecond': True,
- 'srcmac': mac['src_mac_{}'.format(port_index)],
- 'dstmac': mac['dst_mac_{}'.format(port_index)],
- },
- 'outer_l3': {
- 'count': ip['count'],
- 'dscp': ip['dscp'],
- 'ttl': ip['ttl'],
- src_key: ip[src_key].split("-")[0],
- dst_key: ip[dst_key].split("-")[0],
- 'type': key,
- 'proto': ip['proto'],
- },
- 'outer_l4': value['outer_l4'],
- }
- except KeyError:
+ key, value = next(iter(values.items()))
+ except StopIteration:
+ result[traffickey] = {}
continue
+ port_id = value.get('id', 1)
+ port_index = port_id - 1
+
+ result[traffickey] = {
+ 'bidir': False,
+ 'id': port_id,
+ 'rate': self.rate,
+ 'rate_unit': self.rate_unit,
+ 'outer_l2': {},
+ 'outer_l3': {},
+ 'outer_l4': {},
+ }
+
+ outer_l2 = value.get('outer_l2')
+ if outer_l2:
+ result[traffickey]['outer_l2'].update({
+ 'framesize': outer_l2.get('framesize'),
+ 'framesPerSecond': True,
+ 'QinQ': outer_l2.get('QinQ'),
+ 'srcmac': mac.get('src_mac_{}'.format(port_index)),
+ 'dstmac': mac.get('dst_mac_{}'.format(port_index)),
+ })
+
+ if value.get('outer_l3v4'):
+ outer_l3 = value['outer_l3v4']
+ src_key, dst_key = 'srcip4', 'dstip4'
+ else:
+ outer_l3 = value.get('outer_l3v6')
+ src_key, dst_key = 'srcip6', 'dstip6'
+ if outer_l3:
+ srcip = srcmask = dstip = dstmask = None
+ if outer_l3.get(src_key):
+ srcip, srcmask = self._get_ip_and_mask(outer_l3[src_key])
+ if outer_l3.get(dst_key):
+ dstip, dstmask = self._get_ip_and_mask(outer_l3[dst_key])
+
+ result[traffickey]['outer_l3'].update({
+ 'count': outer_l3.get('count', 1),
+ 'dscp': outer_l3.get('dscp'),
+ 'ttl': outer_l3.get('ttl'),
+ 'srcseed': outer_l3.get('srcseed', 1),
+ 'dstseed': outer_l3.get('dstseed', 1),
+ 'srcip': srcip,
+ 'dstip': dstip,
+ 'srcmask': srcmask,
+ 'dstmask': dstmask,
+ 'type': key,
+ 'proto': outer_l3.get('proto'),
+ 'priority': outer_l3.get('priority')
+ })
+
+ outer_l4 = value.get('outer_l4')
+ if outer_l4:
+ src_port = src_port_mask = dst_port = dst_port_mask = None
+ if outer_l4.get('srcport'):
+ src_port, src_port_mask = (
+ self._get_fixed_and_mask(outer_l4['srcport']))
+
+ if outer_l4.get('dstport'):
+ dst_port, dst_port_mask = (
+ self._get_fixed_and_mask(outer_l4['dstport']))
+
+ result[traffickey]['outer_l4'].update({
+ 'srcport': src_port,
+ 'dstport': dst_port,
+ 'srcportmask': src_port_mask,
+ 'dstportmask': dst_port_mask,
+ 'count': outer_l4.get('count', 1),
+ 'seed': outer_l4.get('seed', 1),
+ })
+
return result
def _ixia_traffic_generate(self, traffic, ixia_obj):
- for key, value in traffic.items():
- if key.startswith((self.UPLINK, self.DOWNLINK)):
- value["iload"] = str(self.rate)
- ixia_obj.ix_update_frame(traffic)
- ixia_obj.ix_update_ether(traffic)
- ixia_obj.add_ip_header(traffic, 4)
- ixia_obj.ix_start_traffic()
- self.tmp_drop = 0
- self.tmp_throughput = 0
+ ixia_obj.update_frame(traffic, self.config.duration)
+ ixia_obj.update_ip_packet(traffic)
+ ixia_obj.update_l4(traffic)
+ ixia_obj.start_traffic()
def update_traffic_profile(self, traffic_generator):
def port_generator():
if not profile_data:
continue
self.profile_data = profile_data
- self.get_streams(self.profile_data)
self.full_profile.update({vld_id: self.profile_data})
for intf in intfs:
yield traffic_generator.vnfd_helper.port_num(intf)
self.ports = [port for port in port_generator()]
- def execute_traffic(self, traffic_generator, ixia_obj, mac=None):
- if mac is None:
- mac = {}
+ def execute_traffic(self, traffic_generator, ixia_obj=None, mac=None):
+ mac = {} if mac is None else mac
+ first_run = self.first_run
if self.first_run:
+ self.first_run = False
self.full_profile = {}
self.pg_id = 0
self.update_traffic_profile(traffic_generator)
- traffic = \
- self._get_ixia_traffic_profile(self.full_profile, mac)
self.max_rate = self.rate
- self.min_rate = 0
- self.get_multiplier()
- self._ixia_traffic_generate(traffic, ixia_obj)
-
- def get_multiplier(self):
- self.rate = round((self.max_rate + self.min_rate) / 2.0, 2)
- multiplier = round(self.rate / self.pps, 2)
- return str(multiplier)
-
- def start_ixia_latency(self, traffic_generator, ixia_obj, mac=None):
- if mac is None:
- mac = {}
- self.update_traffic_profile(traffic_generator)
- traffic = \
- self._get_ixia_traffic_profile(self.full_profile, mac)
+ self.min_rate = 0.0
+ else:
+ self.rate = round(float(self.max_rate + self.min_rate) / 2.0,
+ self.RATE_ROUND)
+
+ traffic = self._get_ixia_traffic_profile(self.full_profile, mac)
self._ixia_traffic_generate(traffic, ixia_obj)
+ return first_run
- def get_drop_percentage(self, samples, tol_min, tolerance, ixia_obj,
- mac=None):
- if mac is None:
- mac = {}
- status = 'Running'
+ def get_drop_percentage(self, samples, tol_min, tolerance, precision,
+ first_run=False):
+ completed = False
drop_percent = 100
- in_packets = sum([samples[iface]['in_packets'] for iface in samples])
- out_packets = sum([samples[iface]['out_packets'] for iface in samples])
- rx_throughput = \
- sum([samples[iface]['RxThroughput'] for iface in samples])
- tx_throughput = \
- sum([samples[iface]['TxThroughput'] for iface in samples])
- packet_drop = abs(out_packets - in_packets)
+ num_ifaces = len(samples)
+ duration = self.config.duration
+ in_packets_sum = sum(
+ [samples[iface]['in_packets'] for iface in samples])
+ out_packets_sum = sum(
+ [samples[iface]['out_packets'] for iface in samples])
+ rx_throughput = round(float(in_packets_sum) / duration, 3)
+ tx_throughput = round(float(out_packets_sum) / duration, 3)
+ packet_drop = abs(out_packets_sum - in_packets_sum)
+
try:
- drop_percent = round((packet_drop / float(out_packets)) * 100, 2)
+ drop_percent = round(
+ (packet_drop / float(out_packets_sum)) * 100,
+ self.DROP_PERCENT_ROUND)
except ZeroDivisionError:
LOG.info('No traffic is flowing')
- samples['TxThroughput'] = round(tx_throughput / 1.0, 2)
- samples['RxThroughput'] = round(rx_throughput / 1.0, 2)
- samples['CurrentDropPercentage'] = drop_percent
- samples['Throughput'] = self.tmp_throughput
- samples['DropPercentage'] = self.tmp_drop
- if drop_percent > tolerance and self.tmp_throughput == 0:
- samples['Throughput'] = round(rx_throughput / 1.0, 2)
- samples['DropPercentage'] = drop_percent
- if self.first_run:
- max_supported_rate = out_packets / 30.0
- self.rate = max_supported_rate
- self.first_run = False
- if drop_percent <= tolerance:
- status = 'Completed'
+
+ if first_run:
+ completed = True if drop_percent <= tolerance else False
+ if (first_run and
+ self.rate_unit == tp_base.TrafficProfileConfig.RATE_FPS):
+ self.rate = float(out_packets_sum) / duration / num_ifaces
+
if drop_percent > tolerance:
self.max_rate = self.rate
elif drop_percent < tol_min:
self.min_rate = self.rate
- if drop_percent >= self.tmp_drop:
- self.tmp_drop = drop_percent
- self.tmp_throughput = round((rx_throughput / 1.0), 2)
- samples['Throughput'] = round(rx_throughput / 1.0, 2)
- samples['DropPercentage'] = drop_percent
else:
- samples['Throughput'] = round(rx_throughput / 1.0, 2)
- samples['DropPercentage'] = drop_percent
- return status, samples
- self.get_multiplier()
- traffic = self._get_ixia_traffic_profile(self.full_profile, mac)
- self._ixia_traffic_generate(traffic, ixia_obj)
- return status, samples
+ completed = True
+
+ LOG.debug("tolerance=%s, tolerance_precision=%s drop_percent=%s "
+ "completed=%s", tolerance, precision, drop_percent,
+ completed)
+
+ latency_ns_avg = float(
+ sum([samples[iface]['Store-Forward_Avg_latency_ns']
+ for iface in samples])) / num_ifaces
+ latency_ns_min = float(
+ sum([samples[iface]['Store-Forward_Min_latency_ns']
+ for iface in samples])) / num_ifaces
+ latency_ns_max = float(
+ sum([samples[iface]['Store-Forward_Max_latency_ns']
+ for iface in samples])) / num_ifaces
+
+ samples['Status'] = self.STATUS_FAIL
+ if round(drop_percent, precision) <= tolerance:
+ samples['Status'] = self.STATUS_SUCCESS
+
+ samples['TxThroughput'] = tx_throughput
+ samples['RxThroughput'] = rx_throughput
+ samples['DropPercentage'] = drop_percent
+ samples['latency_ns_avg'] = latency_ns_avg
+ samples['latency_ns_min'] = latency_ns_min
+ samples['latency_ns_max'] = latency_ns_max
+
+ return completed, samples
Code Review / yardstick.git / blobdiff