1 files changed, 60 insertions, 0 deletions
diff --git a/src/python/grpcio_tests/tests/stress/metrics_server.py b/src/python/grpcio_tests/tests/stress/metrics_server.py
new file mode 100644
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+++ b/src/python/grpcio_tests/tests/stress/metrics_server.py
@@ -0,0 +1,60 @@
+# Copyright 2016, Google Inc.
+# All rights reserved.
+#
+# Redistribution and use in source and binary forms, with or without
+# modification, are permitted provided that the following conditions are
+# met:
+#
+#     * Redistributions of source code must retain the above copyright
+# notice, this list of conditions and the following disclaimer.
+#     * Redistributions in binary form must reproduce the above
+# copyright notice, this list of conditions and the following disclaimer
+# in the documentation and/or other materials provided with the
+# distribution.
+#     * Neither the name of Google Inc. nor the names of its
+# contributors may be used to endorse or promote products derived from
+# this software without specific prior written permission.
+#
+# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+# "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+# LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+# A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+# OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+# SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+# LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+# DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+# THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+# (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+
+"""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)