tools/run_tests/performance/export_utils.py

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# utilities for exporting benchmark results

import json
import os
import sys
import uuid


gcp_utils_dir = os.path.abspath(os.path.join(
    os.path.dirname(__file__), '../../gcp/utils'))
sys.path.append(gcp_utils_dir)
import big_query_utils


_PROJECT_ID='grpc-testing'
_DATASET_ID='test_dataset'
_RESULTS_TABLE_ID='scenario_results'


def upload_scenario_result_to_bigquery(result_file):
  bq = big_query_utils.create_big_query()
  _create_results_table(bq)

  with open(result_file, 'r') as f:
    scenario_result = json.loads(f.read())
  _insert_result(bq, scenario_result)


def _insert_result(bq, scenario_result):
  _flatten_result_inplace(scenario_result)

  # TODO: handle errors...
  row = big_query_utils.make_row(str(uuid.uuid4()), scenario_result)
  return big_query_utils.insert_rows(bq,
                                     _PROJECT_ID,
                                     _DATASET_ID,
                                     _RESULTS_TABLE_ID,
                                     [row])


def _create_results_table(bq):
  with open(os.path.dirname(__file__) + '/scenario_result_schema.json', 'r') as f:
    table_schema = json.loads(f.read())
  desc = 'Results of performance benchmarks.'
  return big_query_utils.create_table2(bq, _PROJECT_ID, _DATASET_ID,
                               _RESULTS_TABLE_ID, table_schema, desc)


def _flatten_result_inplace(scenario_result):
  """Bigquery is not really great for handling deeply nested data
  and repeated fields. To maintain values of some fields while keeping
  the schema relatively simple, we artificially leave some of the fields
  as JSON strings.
  """
  scenario_result['scenario']['clientConfig'] = json.dumps(scenario_result['scenario']['clientConfig'])
  scenario_result['scenario']['serverConfig'] = json.dumps(scenario_result['scenario']['serverConfig'])
  scenario_result['latencies'] = json.dumps(scenario_result['latencies'])
  for stats in scenario_result['clientStats']:
    stats['latencies'] = json.dumps(stats['latencies'])
  scenario_result['serverCores'] = json.dumps(scenario_result['serverCores'])