# limitations under the License.
import logging
+import decimal
from multiprocessing import Queue, Value, Process
import os
import posixpath
iteration_index = 0
while self._terminated.value == 0:
iteration_index += 1
- self._run_traffic_once(traffic_profile)
+ if self._run_traffic_once(traffic_profile):
+ self._terminated.value = 1
mq_producer.tg_method_iteration(iteration_index)
self.client.stop(self.all_ports)
self._rfc2544 = None
self._tolerance_low = None
self._tolerance_high = None
+ self._tolerance_precision = None
@property
def rfc2544(self):
self.get_rfc_tolerance()
return self._tolerance_high
+ @property
+ def tolerance_precision(self):
+ if self._tolerance_precision is None:
+ self.get_rfc_tolerance()
+ return self._tolerance_precision
+
@property
def correlated_traffic(self):
if self._correlated_traffic is None:
def get_rfc_tolerance(self):
tolerance_str = self.get_rfc2544('allowed_drop_rate', self.DEFAULT_TOLERANCE)
- tolerance_iter = iter(sorted(float(t.strip()) for t in tolerance_str.split('-')))
- self._tolerance_low = next(tolerance_iter)
- self._tolerance_high = next(tolerance_iter, self.tolerance_low)
+ tolerance_iter = iter(sorted(
+ decimal.Decimal(t.strip()) for t in tolerance_str.split('-')))
+ tolerance_low = next(tolerance_iter)
+ tolerance_high = next(tolerance_iter, tolerance_low)
+ self._tolerance_precision = abs(tolerance_high.as_tuple().exponent)
+ self._tolerance_high = float(tolerance_high)
+ self._tolerance_low = float(tolerance_low)
class SampleVNFDeployHelper(object):
test_timeout = self.options.get('timeout', constants.DEFAULT_VNF_TIMEOUT)
return test_duration if test_duration > test_timeout else test_timeout
+
class SampleVNF(GenericVNF):
""" Class providing file-like API for generic VNF implementation """
APP_NAME = "SampleVNF"
# we run the VNF interactively, so the ssh command will timeout after this long
- def __init__(self, name, vnfd, setup_env_helper_type=None, resource_helper_type=None):
- super(SampleVNF, self).__init__(name, vnfd)
+ def __init__(self, name, vnfd, task_id, setup_env_helper_type=None,
+ resource_helper_type=None):
+ super(SampleVNF, self).__init__(name, vnfd, task_id)
self.bin_path = get_nsb_option('bin_path', '')
self.scenario_helper = ScenarioHelper(self.name)
APP_NAME = 'Sample'
RUN_WAIT = 1
- def __init__(self, name, vnfd, setup_env_helper_type=None, resource_helper_type=None):
- super(SampleVNFTrafficGen, self).__init__(name, vnfd)
+ def __init__(self, name, vnfd, task_id, setup_env_helper_type=None,
+ resource_helper_type=None):
+ super(SampleVNFTrafficGen, self).__init__(name, vnfd, task_id)
self.bin_path = get_nsb_option('bin_path', '')
self.scenario_helper = ScenarioHelper(self.name)
LOG.info("%s TG Server is up and running.", self.APP_NAME)
return self._tg_process.exitcode
- def _traffic_runner(self, traffic_profile, mq_pid):
+ def _traffic_runner(self, traffic_profile, mq_id):
# always drop connections first thing in new processes
# so we don't get paramiko errors
self.ssh_helper.drop_connection()
LOG.info("Starting %s client...", self.APP_NAME)
- self._mq_producer = self._setup_mq_producer(mq_pid)
+ self._mq_producer = self._setup_mq_producer(mq_id)
self.resource_helper.run_traffic(traffic_profile, self._mq_producer)
def run_traffic(self, traffic_profile):
name = '{}-{}-{}-{}'.format(self.name, self.APP_NAME,
traffic_profile.__class__.__name__,
os.getpid())
- mq_pid = uuid.uuid1().int
- self._traffic_process = Process(name=name, target=self._traffic_runner,
- args=(traffic_profile, mq_pid))
+ self._traffic_process = Process(
+ name=name, target=self._traffic_runner,
+ args=(traffic_profile, uuid.uuid1().int))
self._traffic_process.start()
# Wait for traffic process to start
while self.resource_helper.client_started.value == 0:
if not self._traffic_process.is_alive():
break
- return mq_pid
-
def collect_kpi(self):
# check if the tg processes have exited
physical_node = Context.get_physical_node_from_server(