How to use _get_node_nic_info method in lisa

Best Python code snippet using lisa_python

nic.py

Source:nic.py Github

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...253 ).is_not_empty()254 def _initialize(self, *args: Any, **kwargs: Any) -> None:255 self._node.log.debug("loading nic information...")256 self.nic_names = self._get_nic_names()257 self._get_node_nic_info()258 self._get_default_nic()259 self.load_interface_info()260 self._get_nic_uuids()261 for nic in self.get_upper_nics():262 self.get_nic_driver(nic)263 def _get_nic_names(self) -> List[str]:264 # identify all of the nics on the device, excluding tunnels and loopbacks etc.265 all_nics = self._node.execute(266 "ls /sys/class/net/",267 shell=True,268 sudo=True,269 ).stdout.split()270 virtual_nics = self._node.execute(271 "ls /sys/devices/virtual/net",272 shell=True,273 sudo=True,274 ).stdout.split()275 # remove virtual nics from the list276 non_virtual_nics = [x for x in all_nics if x not in virtual_nics]277 # verify if the nics names are not empty278 for item in non_virtual_nics:279 assert_that(item).described_as(280 "nic name could not be found"281 ).is_not_equal_to("")282 return non_virtual_nics283 def _get_nic_device(self, nic_name: str) -> str:284 slot_info_result = self._node.execute(285 f"readlink /sys/class/net/{nic_name}/device"286 )287 slot_info_result.assert_exit_code()288 base_device_result = self._node.execute(f"basename {slot_info_result.stdout}")289 base_device_result.assert_exit_code()290 # todo check addr matches expectation291 return base_device_result.stdout292 def _get_nic_uuid(self, nic_name: str) -> str:293 full_dev_path = self._node.execute(294 f"readlink /sys/class/net/{nic_name}/device",295 expected_exit_code_failure_message=(296 f"could not get sysfs device info for {nic_name}"297 ),298 )299 uuid = os.path.basename(full_dev_path.stdout.strip())300 self._node.log.debug(f"{nic_name} UUID:{uuid}")301 return uuid302 def _get_nic_uuids(self) -> None:303 for nic in self.get_upper_nics():304 self.nics[nic].dev_uuid = self._get_nic_uuid(nic)305 def _get_nic_numa_node(self, name: str) -> int:306 result = self._node.execute(307 f"cat /sys/class/net/{name}/device/numa_node",308 sudo=True,309 shell=True,310 expected_exit_code=0,311 expected_exit_code_failure_message=(312 f"Could not get numa information for nic {name}"313 ),314 )315 numa = int(result.stdout.strip())316 if numa == -1:317 numa = 0318 return numa319 def _get_node_nic_info(self) -> None:320 # Identify which nics are slaved to master devices.321 # This should be really simple with /usr/bin/ip but experience shows322 # the tool isn't super consistent across distros in this regard323 # use sysfs to gather upper/lower nic pairings and pci slot info324 nic_info_fetch_cmd = "ls -la /sys/class/net/*/lower*/device"325 self._node.log.debug(f"Gathering NIC information on {self._node.name}.")326 result = self._node.execute(327 nic_info_fetch_cmd,328 shell=True,329 )330 if result.exit_code != 0:331 nic_info_fetch_cmd = "ls -la /sys/class/net/*/device"332 result = self._node.execute(333 nic_info_fetch_cmd,...

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