from yardstick.network_services.vnf_generic.vnf.base import GenericTrafficGen
from yardstick.network_services.utils import get_nsb_option
-from stl.trex_stl_lib.trex_stl_client import STLClient
-from stl.trex_stl_lib.trex_stl_client import LoggerApi
-from stl.trex_stl_lib.trex_stl_exceptions import STLError
+from trex_stl_lib.trex_stl_client import STLClient
+from trex_stl_lib.trex_stl_client import LoggerApi
+from trex_stl_lib.trex_stl_exceptions import STLError
from yardstick.ssh import AutoConnectSSH
def setup_vnf_environment(self):
pass
- # raise NotImplementedError
+
+ def kill_vnf(self):
+ pass
def tear_down(self):
raise NotImplementedError
self.ssh_helper.execute("awk -F: '{ print $1 }' < %s" % memory_path)
if hugepages == "2048kB":
- pages = 16384
+ pages = 8192
else:
pages = 16
def setup_vnf_environment(self):
self._setup_dpdk()
resource = self._setup_resources()
- self._kill_vnf()
- self._detect_drivers()
+ self.kill_vnf()
+ self._detect_and_bind_drivers()
return resource
- def _kill_vnf(self):
- self.ssh_helper.execute("sudo pkill %s" % self.APP_NAME)
+ def kill_vnf(self):
+ # have to use exact match
+ self.ssh_helper.execute("sudo pkill -x %s" % self.APP_NAME)
def _setup_dpdk(self):
""" setup dpdk environment needed for vnf to run """
return ResourceProfile(self.vnfd_helper.mgmt_interface,
interfaces=self.vnfd_helper.interfaces, cores=cores)
- def _detect_drivers(self):
+ def _detect_and_bind_drivers(self):
interfaces = self.vnfd_helper.interfaces
self._find_used_drivers()
self._bind_dpdk('igb_uio', vpci)
time.sleep(2)
+ # debug dump after binding
+ self.ssh_helper.execute("sudo {} -s".format(self.dpdk_nic_bind))
+
+ def rebind_drivers(self, force=True):
+ if not self.used_drivers:
+ self._find_used_drivers()
+ for vpci, (_, driver) in self.used_drivers.items():
+ self._bind_dpdk(driver, vpci, force)
+
def _bind_dpdk(self, driver, vpci, force=True):
if force:
force = '--force '
return stdout
def _bind_kernel_devices(self):
+ # only used by PingSetupEnvHelper?
for intf in self.vnfd_helper.interfaces:
vi = intf["virtual-interface"]
stdout = self._detect_and_bind_dpdk(vi["vpci"], vi["driver"])
if not self._queue.empty():
kpi = self._queue.get()
self._result.update(kpi)
- LOG.debug("Collect {0} KPIs {1}".format(self.RESOURCE_WORD, self._result))
+ LOG.debug("Got KPIs from _queue for {0} {1}".format(
+ self.scenario_helper.name, self.RESOURCE_WORD))
return self._result
def _connect(self, client=None):
@property
def task_path(self):
- return self.scenario_cfg["task_path"]
+ return self.scenario_cfg['task_path']
@property
def nodes(self):
- return self.scenario_cfg['nodes']
+ return self.scenario_cfg.get('nodes')
@property
def all_options(self):
- return self.scenario_cfg["options"]
+ return self.scenario_cfg.get('options', {})
@property
def options(self):
- return self.all_options[self.name]
+ return self.all_options.get(self.name, {})
@property
def vnf_cfg(self):
self.q_out = Queue()
self.queue_wrapper = None
self.run_kwargs = {}
- self.scenario_cfg = None
self.tg_port_pairs = None
self.used_drivers = {}
self.vnf_port_pairs = None
self.ssh_helper.drop_connection()
cmd = self._build_config()
# kill before starting
- self.ssh_helper.execute("pkill {}".format(self.APP_NAME))
+ self.setup_helper.kill_vnf()
LOG.debug(cmd)
self._build_run_kwargs()
self.vnf_execute("quit")
if self._vnf_process:
self._vnf_process.terminate()
- self.ssh_helper.execute("sudo pkill %s" % self.APP_NAME)
+ self.setup_helper.kill_vnf()
self._tear_down()
self.resource_helper.stop_collect()
def instantiate(self, scenario_cfg, context_cfg):
self.scenario_helper.scenario_cfg = scenario_cfg
self.resource_helper.generate_cfg()
- self.setup_helper.setup_vnf_environment()
self.resource_helper.setup()
LOG.info("Starting %s server...", self.APP_NAME)
self._tg_process.start()
def wait_for_instantiate(self):
+ # overridden by subclasses
return self._wait_for_process()
def _check_status(self):
return self._tg_process.exitcode
def _traffic_runner(self, traffic_profile):
+ # 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.resource_helper.run_traffic(traffic_profile)
# Wait for traffic process to start
while self.resource_helper.client_started.value == 0:
time.sleep(self.RUN_WAIT)
+ # what if traffic process takes a few seconds to start?
+ if not self._traffic_process.is_alive():
+ break
return self._traffic_process.is_alive()