How to use _initialize_serial_console method in lisa

Best Python code snippet using lisa_python

features.py

Source: features.py Github

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...266 websockets.connect(connection_str) # type: ignore267 )268 return self._ws269 def _write(self, cmd: str) -> None:270 self._initialize_serial_console(id=self.DEFAULT_SERIAL_PORT_ID)271 # connect to websocket and send command272 ws = self._get_connection()273 self._get_event_loop().run_until_complete(ws.send(cmd))274 def _read(self) -> str:275 self._initialize_serial_console(id=self.DEFAULT_SERIAL_PORT_ID)276 # connect to websocket277 ws = self._get_connection()278 # read all the available messages279 output: str = ""280 while True:281 try:282 msg = self._get_event_loop().run_until_complete(283 asyncio.wait_for(ws.recv(), timeout=10)284 )285 output += msg286 except asyncio.TimeoutError:287 # this implies that the buffer is empty288 break289 # assert isinstance(self._output_string, str)290 if self._output_string in output:291 # implies that the connection was reset292 diff = output[len(self._output_string) :]293 self._output_string: str = output294 return diff295 else:296 self._output_string += output297 return output298 def _get_console_log(self, saved_path: Optional[Path]) -> bytes:299 platform: AzurePlatform = self._platform # type: ignore300 compute_client = get_compute_client(platform)301 with global_credential_access_lock:302 diagnostic_data = (303 compute_client.virtual_machines.retrieve_boot_diagnostics_data(304 resource_group_name=self._resource_group_name, vm_name=self._vm_name305 )306 )307 if saved_path:308 screenshot_raw_name = saved_path.joinpath("serial_console.bmp")309 screenshot_name = saved_path.joinpath("serial_console.png")310 screenshot_response = requests.get(311 diagnostic_data.console_screenshot_blob_uri312 )313 with open(screenshot_raw_name, mode="wb") as f:314 f.write(screenshot_response.content)315 try:316 with Image.open(screenshot_raw_name) as image:317 image.save(screenshot_name, "PNG", optimize=True)318 except UnidentifiedImageError:319 self._log.debug(320 "The screenshot is not generated. "321 "The reason may be the VM is not started."322 )323 unlink(screenshot_raw_name)324 log_response = requests.get(diagnostic_data.serial_console_log_blob_uri)325 return log_response.content326 def _get_connection_string(self) -> str:327 # setup connection string328 platform: AzurePlatform = self._platform # type: ignore329 connection = self._serial_port_operations.connect(330 resource_group_name=self._resource_group_name,331 resource_provider_namespace=self.RESOURCE_PROVIDER_NAMESPACE,332 parent_resource_type=self.PARENT_RESOURCE_TYPE,333 parent_resource=self._vm_name,334 serial_port=self._serial_port.name,335 )336 access_token = platform.credential.get_token(337 "https:/​/​management.core.windows.net/​.default"338 ).token339 serial_port_connection_str = (340 f"{connection.connection_string}?authorization={access_token}"341 )342 return serial_port_connection_str343 def _initialize_serial_console(self, id: int) -> None:344 if self._serial_console_initialized:345 return346 platform: AzurePlatform = self._platform # type: ignore347 with global_credential_access_lock:348 self._serial_console_client = MicrosoftSerialConsoleClient(349 credential=platform.credential, subscription_id=platform.subscription_id350 )351 self._serial_port_operations: FixedSerialPortsOperations = (352 FixedSerialPortsOperations(353 self._serial_console_client._client,354 self._serial_console_client._config,355 self._serial_console_client._serialize,356 self._serial_console_client._deserialize,357 )...

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