1/*
2 * Copyright (c) Huawei Technologies Co., Ltd. 2021. All rights reserved.
3 * Licensed under the Apache License, Version 2.0 (the "License");
4 * you may not use this file except in compliance with the License.
5 * You may obtain a copy of the License at
6 *
7 * http://www.apache.org/licenses/LICENSE-2.0
8 *
9 * Unless required by applicable law or agreed to in writing, software
10 * distributed under the License is distributed on an "AS IS" BASIS,
11 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
12 * See the License for the specific language governing permissions and
13 * limitations under the License.
14 */
15
16#include <dlfcn.h>
17#include <unistd.h>
18
19#include "cpu_plugin_config.pb.h"
20#include "cpu_plugin_result.pb.h"
21#include "logging.h"
22#include "plugin_module_api.h"
23
24namespace {
25int g_testCount = 100;
26constexpr int CONSUME_CPU_SLEEP_TIME = 500 * 1000;
27constexpr int PROCESS_SLEEP_TIME = 10;
28const std::string SO_PATH = "libcpudataplugin.z.so";
29} // namespace
30
31static void Report(PluginModuleStruct*& cpuPlugin, std::vector<uint8_t>& dataBuffer)
32{
33    while (g_testCount--) {
34        int len = cpuPlugin->callbacks->onPluginReportResult(dataBuffer.data(), cpuPlugin->resultBufferSizeHint);
35        std::cout << "test:filler buffer length = " << len << std::endl;
36
37        if (len > 0) {
38            CpuData cpuData;
39            cpuData.ParseFromArray(dataBuffer.data(), len);
40            std::cout << "test:ParseFromArray length = " << len << std::endl;
41
42            CpuUsageInfo cpuUsageInfo = cpuData.cpu_usage_info();
43            std::cout << "prev_process_cpu_time_ms:" << cpuUsageInfo.prev_process_cpu_time_ms() << std::endl;
44            std::cout << "prev_system_cpu_time_ms:" << cpuUsageInfo.prev_system_cpu_time_ms() << std::endl;
45            std::cout << "prev_system_boot_time_ms:" << cpuUsageInfo.prev_system_boot_time_ms() << std::endl;
46            std::cout << "process_cpu_time_ms:" << cpuUsageInfo.process_cpu_time_ms() << std::endl;
47            std::cout << "system_cpu_time_ms:" << cpuUsageInfo.system_cpu_time_ms() << std::endl;
48            std::cout << "system_boot_time_ms:" << cpuUsageInfo.system_boot_time_ms() << std::endl;
49
50            for (int i = 0; i < cpuUsageInfo.cores_size(); i++) {
51                CpuCoreUsageInfo cpuCoreUsageInfo = cpuUsageInfo.cores()[i];
52                std::cout << "cpu_core:" << cpuCoreUsageInfo.cpu_core() << std::endl;
53                std::cout << "prev_system_cpu_time_ms:" << cpuCoreUsageInfo.prev_system_cpu_time_ms() << std::endl;
54                std::cout << "prev_system_boot_time_ms:" << cpuCoreUsageInfo.prev_system_boot_time_ms() << std::endl;
55                std::cout << "system_cpu_time_ms:" << cpuCoreUsageInfo.system_cpu_time_ms() << std::endl;
56                std::cout << "system_boot_time_ms:" << cpuCoreUsageInfo.system_boot_time_ms() << std::endl;
57            }
58
59            for (int i = 0; i < cpuData.thread_info_size(); i++) {
60                ThreadInfo threadInfo = cpuData.thread_info()[i];
61                std::cout << "tid : " << threadInfo.tid() << std::endl;
62                std::cout << "thread_name : " << threadInfo.thread_name() << std::endl;
63                std::cout << "thread_state : " << threadInfo.thread_state() << std::endl;
64                std::cout << "prev_thread_cpu_time_ms : " << threadInfo.prev_thread_cpu_time_ms() << std::endl;
65                std::cout << "thread_cpu_time_ms : " << threadInfo.thread_cpu_time_ms() << std::endl;
66            }
67        }
68
69        std::cout << "test:sleep...................." << std::endl;
70        usleep(CONSUME_CPU_SLEEP_TIME);
71    }
72}
73
74int main(int agrc, char* agrv[])
75{
76    bool isConsumeCpu = false;
77    for (int i = 1; i < agrc; i++) {
78        isConsumeCpu = atoi(agrv[i]);
79    }
80
81    if (isConsumeCpu || agrc == 1) {
82        CpuConfig protoConfig;
83        void* handle = dlopen(SO_PATH.c_str(), RTLD_LAZY);
84        if (handle == nullptr) {
85            const int bufSize = 256;
86            char buf[bufSize] = { 0 };
87            strerror_r(errno, buf, bufSize);
88            PROFILER_LOG_ERROR(LOG_CORE, "test:dlopen err, errno(%d:%s)", errno, buf);
89            return 0;
90        }
91
92        PluginModuleStruct* cpuPlugin = static_cast<PluginModuleStruct*>(dlsym(handle, "g_pluginModule"));
93        if (cpuPlugin == nullptr) {
94            dlclose(handle);
95            return 0;
96        }
97
98        // Serialize config
99        int pid = getpid();
100        protoConfig.set_pid(pid);
101        int configLength = protoConfig.ByteSizeLong();
102        std::vector<uint8_t> configBuffer(configLength);
103        protoConfig.SerializeToArray(configBuffer.data(), configLength);
104
105        // run plugin
106        std::vector<uint8_t> dataBuffer(cpuPlugin->resultBufferSizeHint);
107        cpuPlugin->callbacks->onPluginSessionStart(configBuffer.data(), configLength);
108        if (agrc == 1) {
109            Report(cpuPlugin, dataBuffer);
110        } else {
111            // 循环上报数据消耗cpu
112            while (1) {
113                int len = cpuPlugin->callbacks->onPluginReportResult(dataBuffer.data(),
114                    cpuPlugin->resultBufferSizeHint);
115                if (len > 0) {
116                    CpuData cpuData;
117                    cpuData.ParseFromArray(dataBuffer.data(), len);
118                }
119                const int interval = 100000;
120                usleep(interval);
121            }
122        }
123        cpuPlugin->callbacks->onPluginSessionStop();
124        dlclose(handle);
125    }
126
127    sleep(PROCESS_SLEEP_TIME);
128    return 0;
129}
130