| # Copyright (c) 2016 The Chromium OS Authors. All rights reserved. |
| # Use of this source code is governed by a BSD-style license that can be |
| # found in the LICENSE file. |
| |
| import csv, os, re, time |
| |
| from autotest_lib.client.bin import utils, site_utils |
| from autotest_lib.client.common_lib.cros import tpm_utils |
| from autotest_lib.server import test, autotest, afe_utils |
| |
| _MEASUREMENT_DURATION_SECONDS = 10 |
| _TOTAL_TEST_DURATION_SECONDS = 30 |
| _PERF_RESULT_FILE = 'perf.csv' |
| |
| |
| class enterprise_CFM_Perf(test.test): |
| """This is a server test which clears device TPM and runs |
| enterprise_RemoraRequisition client test to enroll the device in to hotrod |
| mode. After enrollment is successful, it collects and logs cpu, memory and |
| temperature data from the device under test.""" |
| version = 1 |
| |
| |
| def _cpu_usage(self): |
| """Returns cpu usage in %.""" |
| cpu_usage_start = site_utils.get_cpu_usage() |
| time.sleep(_MEASUREMENT_DURATION_SECONDS) |
| cpu_usage_end = site_utils.get_cpu_usage() |
| return site_utils.compute_active_cpu_time(cpu_usage_start, |
| cpu_usage_end) * 100 |
| |
| |
| def _memory_usage(self): |
| """Returns total used memory in %.""" |
| total_memory = site_utils.get_mem_total() |
| return (total_memory - site_utils.get_mem_free()) * 100 / total_memory |
| |
| |
| def _temperature_data(self): |
| """Returns temperature sensor data in fahrenheit.""" |
| if (utils.system('which ectool', ignore_status=True) == 0): |
| ec_temp = site_utils.get_ec_temperatures() |
| return ec_temp[1] |
| else: |
| temp_sensor_name = 'temp0' |
| if not temp_sensor_name: |
| return 0 |
| MOSYS_OUTPUT_RE = re.compile('(\w+)="(.*?)"') |
| values = {} |
| cmd = 'mosys -k sensor print thermal %s' % temp_sensor_name |
| for kv in MOSYS_OUTPUT_RE.finditer(self.client.run_output(cmd)): |
| key, value = kv.groups() |
| if key == 'reading': |
| value = int(value) |
| values[key] = value |
| return values['reading'] |
| |
| |
| def run_once(self, host=None): |
| self.client = host |
| |
| tpm_utils.ClearTPMOwnerRequest(self.client) |
| |
| if self.client.servo: |
| self.client.servo.switch_usbkey('dut') |
| self.client.servo.set('usb_mux_sel3', 'dut_sees_usbkey') |
| self.client.servo.set('dut_hub1_rst1', 'off') |
| |
| autotest.Autotest(self.client).run_test('enterprise_RemoraRequisition', |
| check_client_result=True) |
| |
| # TODO: Start a hangout session after device enrollment succeeds. |
| start_time = time.time() |
| perf_keyval = {} |
| board_name = self.client.get_board().split(':')[1] |
| build_id = afe_utils.get_build(self.client) |
| perf_file = open(os.path.join(self.resultsdir, _PERF_RESULT_FILE), 'w') |
| writer = csv.writer(perf_file) |
| writer.writerow(['cpu', 'memory', 'temperature', 'timestamp', 'board', |
| 'build']) |
| while (time.time() - start_time) < _TOTAL_TEST_DURATION_SECONDS: |
| perf_keyval['cpu_usage'] = self._cpu_usage() |
| perf_keyval['memory_usage'] = self._memory_usage() |
| perf_keyval['temperature'] = self._temperature_data() |
| writer.writerow([perf_keyval['cpu_usage'], |
| perf_keyval['memory_usage'], |
| perf_keyval['temperature'], |
| time.strftime('%Y/%m/%d %H:%M:%S'), |
| board_name, |
| build_id]) |
| self.write_perf_keyval(perf_keyval) |
| time.sleep(_MEASUREMENT_DURATION_SECONDS) |
| perf_file.close() |
| utils.write_keyval(os.path.join(self.resultsdir, os.pardir), |
| {'perf_csv_folder': self.resultsdir}) |
| |
| # TODO: End the hangout session after performance data collection is |
| # done. |
| |
| tpm_utils.ClearTPMOwnerRequest(self.client) |