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
|
/*
*
* 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.
*is % allowed in string
*/
#ifndef GRPC_TEST_CPP_STRESS_INTEROP_CLIENT_H
#define GRPC_TEST_CPP_STRESS_INTEROP_CLIENT_H
#include <memory>
#include <string>
#include <vector>
#include <grpc++/create_channel.h>
#include "test/cpp/interop/interop_client.h"
#include "test/cpp/util/metrics_server.h"
namespace grpc {
namespace testing {
using std::pair;
using std::vector;
// TODO(sreek): Add more test cases here in future
enum TestCaseType {
UNKNOWN_TEST = -1,
EMPTY_UNARY = 0,
LARGE_UNARY = 1,
LARGE_COMPRESSED_UNARY = 2,
CLIENT_STREAMING = 3,
SERVER_STREAMING = 4,
EMPTY_STREAM = 5
};
const vector<pair<TestCaseType, grpc::string>> kTestCaseList = {
{EMPTY_UNARY, "empty_unary"},
{LARGE_UNARY, "large_unary"},
{LARGE_COMPRESSED_UNARY, "large_compressed_unary"},
{CLIENT_STREAMING, "client_streaming"},
{SERVER_STREAMING, "server_streaming"},
{EMPTY_STREAM, "empty_stream"}};
class WeightedRandomTestSelector {
public:
// Takes a vector of <test_case, weight> pairs as the input
WeightedRandomTestSelector(const vector<pair<TestCaseType, int>>& tests);
// Returns a weighted-randomly chosen test case based on the test cases and
// weights passed in the constructor
TestCaseType GetNextTest() const;
private:
const vector<pair<TestCaseType, int>> tests_;
int total_weight_;
};
class StressTestInteropClient {
public:
StressTestInteropClient(int test_id, const grpc::string& server_address,
std::shared_ptr<Channel> channel,
const WeightedRandomTestSelector& test_selector,
long test_duration_secs, long sleep_duration_ms,
long metrics_collection_interval_secs);
// The main function. Use this as the thread entry point.
// qps_gauge is the Gauge to record the requests per second metric
void MainLoop(std::shared_ptr<Gauge> qps_gauge);
private:
void RunTest(TestCaseType test_case);
int test_id_;
const grpc::string& server_address_;
std::shared_ptr<Channel> channel_;
std::unique_ptr<InteropClient> interop_client_;
const WeightedRandomTestSelector& test_selector_;
long test_duration_secs_;
long sleep_duration_ms_;
long metrics_collection_interval_secs_;
};
} // namespace testing
} // namespace grpc
#endif // GRPC_TEST_CPP_STRESS_INTEROP_CLIENT_H
|
