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| |
| """MetricsService for publishing stress test qps data.""" |
| |
| import time |
| |
| from src.proto.grpc.testing import metrics_pb2 |
| |
| GAUGE_NAME = 'python_overall_qps' |
| |
| |
| class MetricsServer(metrics_pb2.BetaMetricsServiceServicer): |
| |
| def __init__(self, histogram): |
| self._start_time = time.time() |
| self._histogram = histogram |
| |
| def _get_qps(self): |
| count = self._histogram.get_data().count |
| delta = time.time() - self._start_time |
| self._histogram.reset() |
| self._start_time = time.time() |
| return int(count/delta) |
| |
| def GetAllGauges(self, request, context): |
| qps = self._get_qps() |
| return [metrics_pb2.GaugeResponse(name=GAUGE_NAME, long_value=qps)] |
| |
| def GetGauge(self, request, context): |
| if request.name != GAUGE_NAME: |
| raise Exception('Gauge {} does not exist'.format(request.name)) |
| qps = self._get_qps() |
| return metrics_pb2.GaugeResponse(name=GAUGE_NAME, long_value=qps) |