aboutsummaryrefslogtreecommitdiffhomepage
path: root/test/cpp/qps/server.h
blob: 16d101d5e6bb593a63dfd2bb66ee770b8def20b2 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
/*
 *
 * Copyright 2015 gRPC authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 *
 */

#ifndef TEST_QPS_SERVER_H
#define TEST_QPS_SERVER_H

#include <grpc++/resource_quota.h>
#include <grpc++/security/server_credentials.h>
#include <grpc++/server_builder.h>
#include <grpc/support/cpu.h>
#include <grpc/support/log.h>
#include <vector>

#include "src/cpp/util/core_stats.h"
#include "src/proto/grpc/testing/control.pb.h"
#include "src/proto/grpc/testing/messages.pb.h"
#include "test/core/end2end/data/ssl_test_data.h"
#include "test/core/util/port.h"
#include "test/cpp/qps/usage_timer.h"
#include "test/cpp/util/test_credentials_provider.h"

namespace grpc {
namespace testing {

class Server {
 public:
  explicit Server(const ServerConfig& config)
      : timer_(new UsageTimer), last_reset_poll_count_(0) {
    cores_ = gpr_cpu_num_cores();
    if (config.port()) {
      port_ = config.port();

    } else {
      port_ = grpc_pick_unused_port_or_die();
    }
  }
  virtual ~Server() {}

  ServerStats Mark(bool reset) {
    UsageTimer::Result timer_result;
    int cur_poll_count = GetPollCount();
    int poll_count = cur_poll_count - last_reset_poll_count_;
    if (reset) {
      std::unique_ptr<UsageTimer> timer(new UsageTimer);
      timer.swap(timer_);
      timer_result = timer->Mark();
      last_reset_poll_count_ = cur_poll_count;
    } else {
      timer_result = timer_->Mark();
    }

    grpc_stats_data core_stats;
    grpc_stats_collect(&core_stats);

    ServerStats stats;
    stats.set_time_elapsed(timer_result.wall);
    stats.set_time_system(timer_result.system);
    stats.set_time_user(timer_result.user);
    stats.set_total_cpu_time(timer_result.total_cpu_time);
    stats.set_idle_cpu_time(timer_result.idle_cpu_time);
    stats.set_cq_poll_count(poll_count);
    CoreStatsToProto(core_stats, stats.mutable_core_stats());
    return stats;
  }

  static bool SetPayload(PayloadType type, int size, Payload* payload) {
    // TODO(yangg): Support UNCOMPRESSABLE payload.
    if (type != PayloadType::COMPRESSABLE) {
      return false;
    }
    payload->set_type(type);
    // Don't waste time creating a new payload of identical size.
    if (payload->body().length() != (size_t)size) {
      std::unique_ptr<char[]> body(new char[size]());
      payload->set_body(body.get(), size);
    }
    return true;
  }

  int port() const { return port_; }
  int cores() const { return cores_; }
  static std::shared_ptr<ServerCredentials> CreateServerCredentials(
      const ServerConfig& config) {
    if (config.has_security_params()) {
      grpc::string type;
      if (config.security_params().cred_type().empty()) {
        type = kTlsCredentialsType;
      } else {
        type = config.security_params().cred_type();
      }

      return GetCredentialsProvider()->GetServerCredentials(type);
    } else {
      return InsecureServerCredentials();
    }
  }

  virtual int GetPollCount() {
    // For sync server.
    return 0;
  }

 protected:
  static void ApplyConfigToBuilder(const ServerConfig& config,
                                   ServerBuilder* builder) {
    if (config.resource_quota_size() > 0) {
      builder->SetResourceQuota(ResourceQuota("AsyncQpsServerTest")
                                    .Resize(config.resource_quota_size()));
    }
    for (const auto& channel_arg : config.channel_args()) {
      switch (channel_arg.value_case()) {
        case ChannelArg::kStrValue:
          builder->AddChannelArgument(channel_arg.name(),
                                      channel_arg.str_value());
          break;
        case ChannelArg::kIntValue:
          builder->AddChannelArgument(channel_arg.name(),
                                      channel_arg.int_value());
          break;
        case ChannelArg::VALUE_NOT_SET:
          gpr_log(GPR_ERROR, "Channel arg '%s' does not have a value",
                  channel_arg.name().c_str());
          break;
      }
    }
  }

 private:
  int port_;
  int cores_;
  std::unique_ptr<UsageTimer> timer_;
  int last_reset_poll_count_;
};

std::unique_ptr<Server> CreateSynchronousServer(const ServerConfig& config);
std::unique_ptr<Server> CreateAsyncServer(const ServerConfig& config);
std::unique_ptr<Server> CreateAsyncGenericServer(const ServerConfig& config);

}  // namespace testing
}  // namespace grpc

#endif