import subprocess
import yaml
-from log import LOG
+from .log import LOG
class TrafficServerException(Exception):
mbuf_opt = "--mbuf-factor " + str(generator_config.mbuf_factor)
else:
mbuf_opt = ""
+ hdrh_opt = "--hdrh" if generator_config.hdrh else ""
# --unbind-unused-ports: for NIC that have more than 2 ports such as Intel X710
# this will instruct trex to unbind all ports that are unused instead of
# erroring out with an exception (i40e only)
- subprocess.Popen(['nohup', '/bin/bash', '-c',
- './t-rex-64 -i -c {} --iom 0 --no-scapy-server '
- '--unbind-unused-ports --close-at-end {} '
- '{} {} --cfg {} &> /tmp/trex.log & disown'.format(cores, sw_mode,
- vlan_opt,
- mbuf_opt, cfg)],
- cwd=self.trex_dir)
+ cmd = ['nohup', '/bin/bash', '-c',
+ './t-rex-64 -i -c {} --iom 0 --no-scapy-server '
+ '--unbind-unused-ports --close-at-end {} {} '
+ '{} {} --cfg {} &> /tmp/trex.log & disown'.format(cores, sw_mode,
+ vlan_opt,
+ hdrh_opt,
+ mbuf_opt, cfg)]
+ LOG.info(' '.join(cmd))
+ subprocess.Popen(cmd, cwd=self.trex_dir)
LOG.info('TRex server is running...')
def __load_config(self, filename):
try:
result = yaml.safe_load(stream)
except yaml.YAMLError as exc:
- print exc
+ print(exc)
return result
def __save_config(self, generator_config, filename):
prefix=generator_config.name,
limit_memory=generator_config.limit_memory,
ifs=ifs)
- try:
- platform = """
+ if hasattr(generator_config, 'mbuf_64') and generator_config.mbuf_64:
+ result += """
+ memory :
+ mbuf_64 : {mbuf_64}""".format(mbuf_64=generator_config.mbuf_64)
+
+ if self.__check_platform_config(generator_config):
+ try:
+ platform = """
platform :
master_thread_id : {master_thread_id}
latency_thread_id : {latency_thread_id}
- dual_if:""".format(master_thread_id=generator_config.platform.master_thread_id,
- latency_thread_id=generator_config.platform.latency_thread_id)
- result += platform
+ dual_if:""".format(master_thread_id=generator_config.gen_config.platform.
+ master_thread_id,
+ latency_thread_id=generator_config.gen_config.platform.
+ latency_thread_id)
+ result += platform
- for core in generator_config.platform.dual_if:
- threads = ""
- try:
- threads = ",".join([repr(thread) for thread in core.threads])
- except TypeError:
- LOG.warn("No threads defined for socket %s", core.socket)
- core_result = """
+ for core in generator_config.gen_config.platform.dual_if:
+ threads = ""
+ try:
+ threads = ",".join([repr(thread) for thread in core.threads])
+ except TypeError:
+ LOG.warning("No threads defined for socket %s", core.socket)
+ core_result = """
- socket : {socket}
threads : [{threads}]""".format(socket=core.socket, threads=threads)
- result += core_result
- except (KeyError, AttributeError):
- LOG.info(
- "Generator profile 'platform' sub-properties are set but not filled in config file.\
- TRex will use default values.")
+ result += core_result
+ except (KeyError, AttributeError):
+ pass
return result
+ def __check_platform_config(self, generator_config):
+ return hasattr(generator_config.gen_config, 'platform') \
+ and hasattr(generator_config.gen_config.platform, "master_thread_id") \
+ and generator_config.gen_config.platform.master_thread_id is not None \
+ and hasattr(generator_config.gen_config.platform, "latency_thread_id") \
+ and generator_config.gen_config.platform.latency_thread_id is not None
+
def check_config_updated(self, generator_config):
existing_config = self.__load_config(filename='/etc/trex_cfg.yaml')
new_config = yaml.safe_load(self.__prepare_config(generator_config))