How to use _get_call_creds method in yandex-tank

Best Python code snippet using yandex-tank

client.py

Source:client.py

...656        cert = ssl.get_server_certificate(tuple(url.split(':')))657        creds = grpc.ssl_channel_credentials(cert.encode('utf-8'))658        return creds659    @staticmethod660    def _get_call_creds(token):661        return grpc.access_token_call_credentials(token)662    # TODO retry663    def _set_connection(self, token, compute_instance_id):664        try:665            stub_register = agent_registration_service_pb2_grpc.AgentRegistrationServiceStub(self.channel)666            response = stub_register.Register(667                agent_registration_service_pb2.RegisterRequest(compute_instance_id=compute_instance_id),668                timeout=self.connection_timeout,669                metadata=[('authorization', f'Bearer {token}')]670                # credentials=self._get_call_creds(token)671            )672            if response.agent_instance_id:673                self.agent_instance_id = response.agent_instance_id674                self.trail_stub = trail_service_pb2_grpc.TrailServiceStub(self.channel)675                self.test_stub = test_service_pb2_grpc.TestServiceStub(self.channel)676                logger.info('Init connection to cloud load testing is succeeded')677            else:678                raise self.AgentIdNotFound("Couldn't get agent cloud id")679        except Exception as e:680            raise self.NotAvailable(f"Couldn't connect to cloud load testing: {e}")681    @property682    def token(self):683        if self._token is None:684            self._token = get_iam_token()685        return self._token686    @property687    def compute_instance_id(self):688        if self._compute_instance_id is None:689            self._compute_instance_id = get_current_instance_id()690        return self._compute_instance_id691    def api_timeouts(self):692        for attempt in range(self.api_attempts - 1):693            multiplier = random.uniform(1, 1.5)694            yield min(2**attempt * multiplier, self.max_api_timeout)695    @staticmethod696    def build_codes(codes_data):697        codes = []698        for code in codes_data:699            codes.append(trail_service_pb2.Trail.Codes(code=int(code['code']), count=int(code['count'])))700        return codes701    @staticmethod702    def build_intervals(intervals_data):703        intervals = []704        for interval in intervals_data:705            intervals.append(trail_service_pb2.Trail.Intervals(to=interval['to'], count=int(interval['count'])))706        return intervals707    def convert_to_proto_message(self, items):708        trails = []709        for item in items:710            trail_data = item["trail"]711            trail = trail_service_pb2.Trail(712                overall=int(item["overall"]),713                case_id=item["case"],714                time=trail_data["time"],715                reqps=int(trail_data["reqps"]),716                resps=int(trail_data["resps"]),717                expect=trail_data["expect"],718                input=int(trail_data["input"]),719                output=int(trail_data["output"]),720                connect_time=trail_data["connect_time"],721                send_time=trail_data["send_time"],722                latency=trail_data["latency"],723                receive_time=trail_data["receive_time"],724                threads=int(trail_data["threads"]),725                q50=trail_data.get('q50'),726                q75=trail_data.get('q75'),727                q80=trail_data.get('q80'),728                q85=trail_data.get('q85'),729                q90=trail_data.get('q90'),730                q95=trail_data.get('q95'),731                q98=trail_data.get('q98'),732                q99=trail_data.get('99'),733                q100=trail_data.get('q100'),734                http_codes=self.build_codes(item['http_codes']),735                net_codes=self.build_codes(item['net_codes']),736                time_intervals=self.build_intervals(item['time_intervals']),737            )738            trails.append(trail)739        return trails740    def send_trails(self, instance_id, cloud_job_id, trails):741        try:742            request = trail_service_pb2.CreateTrailRequest(743                compute_instance_id=str(instance_id),744                job_id=str(cloud_job_id),745                data=trails746            )747            result = self.trail_stub.Create(748                request,749                timeout=self.connection_timeout,750                metadata=[('authorization', f'Bearer {self.token}')]751                # credentials=self._get_call_creds(self.token)752            )753            logger.debug(f'Send trails: {trails}')754            return result.code755        except grpc.RpcError as err:756            if err.code() in (grpc.StatusCode.UNAVAILABLE, grpc.StatusCode.DEADLINE_EXCEEDED):757                raise self.NotAvailable('Connection is closed. Try to set it again.')758            raise err759        except Exception as err:760            raise err761    def push_test_data(762            self,763            cloud_job_id,764            data_item,765            stat_item,...

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