Initial checkin of gRPC to third_party/

third_party/grpc/test/cpp/qps/report.h

Index: third_party/grpc/test/cpp/qps/report.h
diff --git a/third_party/grpc/test/cpp/qps/report.h b/third_party/grpc/test/cpp/qps/report.h
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+/*
+ *
+ * Copyright 2015, 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.
+ *
+ */
+
+#ifndef TEST_QPS_REPORT_H
+#define TEST_QPS_REPORT_H
+
+#include <memory>
+#include <set>
+#include <vector>
+
+#include <grpc++/support/config.h>
+
+#include "test/cpp/qps/driver.h"
+#include "test/cpp/qps/perf_db_client.h"
+
+namespace grpc {
+namespace testing {
+
+/** Interface for all reporters. */
+class Reporter {
+ public:
+  /** Construct a reporter with the given \a name. */
+  Reporter(const string& name) : name_(name) {}
+
+  virtual ~Reporter() {}
+
+  /** Returns this reporter's name.
+   *
+   * Names are constants, set at construction time. */
+  string name() const { return name_; }
+
+  /** Reports QPS for the given \a result. */
+  virtual void ReportQPS(const ScenarioResult& result) = 0;
+
+  /** Reports QPS per core as (YYY/server core). */
+  virtual void ReportQPSPerCore(const ScenarioResult& result) = 0;
+
+  /** Reports latencies for the 50, 90, 95, 99 and 99.9 percentiles, in ms. */
+  virtual void ReportLatency(const ScenarioResult& result) = 0;
+
+  /** Reports system and user time for client and server systems. */
+  virtual void ReportTimes(const ScenarioResult& result) = 0;
+
+ private:
+  const string name_;
+};
+
+/** A composite for all reporters to be considered. */
+class CompositeReporter : public Reporter {
+ public:
+  CompositeReporter() : Reporter("CompositeReporter") {}
+
+  /** Adds a \a reporter to the composite. */
+  void add(std::unique_ptr<Reporter> reporter);
+
+  void ReportQPS(const ScenarioResult& result) GRPC_OVERRIDE;
+  void ReportQPSPerCore(const ScenarioResult& result) GRPC_OVERRIDE;
+  void ReportLatency(const ScenarioResult& result) GRPC_OVERRIDE;
+  void ReportTimes(const ScenarioResult& result) GRPC_OVERRIDE;
+
+ private:
+  std::vector<std::unique_ptr<Reporter> > reporters_;
+};
+
+/** Reporter to gpr_log(GPR_INFO). */
+class GprLogReporter : public Reporter {
+ public:
+  GprLogReporter(const string& name) : Reporter(name) {}
+
+ private:
+  void ReportQPS(const ScenarioResult& result) GRPC_OVERRIDE;
+  void ReportQPSPerCore(const ScenarioResult& result) GRPC_OVERRIDE;
+  void ReportLatency(const ScenarioResult& result) GRPC_OVERRIDE;
+  void ReportTimes(const ScenarioResult& result) GRPC_OVERRIDE;
+};
+
+/** Reporter for performance database tool */
+class PerfDbReporter : public Reporter {
+ public:
+  PerfDbReporter(const string& name, const string& hashed_id,
+                 const string& test_name, const string& sys_info,
+                 const string& server_address, const string& tag)
+      : Reporter(name),
+        hashed_id_(hashed_id),
+        test_name_(test_name),
+        sys_info_(sys_info),
+        tag_(tag) {
+    perf_db_client_.init(grpc::CreateChannel(
+        server_address, grpc::InsecureChannelCredentials()));
+  }
+  ~PerfDbReporter() GRPC_OVERRIDE { SendData(); };
+
+ private:
+  PerfDbClient perf_db_client_;
+  std::string hashed_id_;
+  std::string test_name_;
+  std::string sys_info_;
+  std::string tag_;
+  void ReportQPS(const ScenarioResult& result) GRPC_OVERRIDE;
+  void ReportQPSPerCore(const ScenarioResult& result) GRPC_OVERRIDE;
+  void ReportLatency(const ScenarioResult& result) GRPC_OVERRIDE;
+  void ReportTimes(const ScenarioResult& result) GRPC_OVERRIDE;
+  void SendData();
+};
+
+}  // namespace testing
+}  // namespace grpc
+
+#endif