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1 /*
2  * Copyright (C) 2021-2022 Huawei Device Co., Ltd.
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 #include <unistd.h>
16 #include "executor/cpu_dumper.h"
17 #include "datetime_ex.h"
18 #include "dump_utils.h"
19 #include "securec.h"
20 #include "util/string_utils.h"
21 #include "dump_manager_cpu_client.h"
22 
23 namespace OHOS {
24 namespace HiviewDFX {
CPUDumper()25 CPUDumper::CPUDumper()
26 {
27 }
28 
~CPUDumper()29 CPUDumper::~CPUDumper()
30 {
31 }
32 
PreExecute(const std::shared_ptr<DumperParameter> & parameter,StringMatrix dumpDatas)33 DumpStatus CPUDumper::PreExecute(const std::shared_ptr<DumperParameter> &parameter, StringMatrix dumpDatas)
34 {
35     DUMPER_HILOGD(MODULE_COMMON, "debug|CPUDumper PreExecute");
36     dumpCPUDatas_ = dumpDatas;
37     isDumpCpuUsage_ = (parameter->GetOpts()).isDumpCpuUsage_;
38     cpuUsagePid_ = (parameter->GetOpts()).cpuUsagePid_;
39     if (cpuUsagePid_ != -1) {
40         curSpecProc_ = std::make_shared<ProcInfo>();
41         oldSpecProc_ = std::make_shared<ProcInfo>();
42     }
43     curCPUInfo_ = std::make_shared<CPUInfo>();
44     oldCPUInfo_ = std::make_shared<CPUInfo>();
45     return DumpStatus::DUMP_OK;
46 }
47 
Execute()48 DumpStatus CPUDumper::Execute()
49 {
50     if (isDumpCpuUsage_) {
51         auto& dumpManagerCpuClient = DumpManagerCpuClient::GetInstance();
52         DumpCpuData dumpData = GetDumpCpuData();
53         dumpManagerCpuClient.Request(dumpData);
54         dumpCPUDatas_->clear();
55         for (auto it = dumpData.dumpCPUDatas_.begin(); it != dumpData.dumpCPUDatas_.end(); it++) {
56             std::vector<std::string> strVec;
57             for (auto str = it->begin(); str != it->end(); str++) {
58                 strVec.push_back(*str);
59             }
60             dumpCPUDatas_->push_back(strVec);
61         }
62         return DumpStatus::DUMP_OK;
63     } else {
64         return DumpStatus::DUMP_FAIL;
65     }
66 }
67 
AfterExecute()68 DumpStatus CPUDumper::AfterExecute()
69 {
70     curCPUInfo_.reset();
71     oldCPUInfo_.reset();
72     curProcs_.clear();
73     oldProcs_.clear();
74     if (cpuUsagePid_ != -1) {
75         curSpecProc_.reset();
76         oldSpecProc_.reset();
77     }
78     return DumpStatus::DUMP_OK;
79 }
80 
GetDumpCpuData()81 DumpCpuData CPUDumper::GetDumpCpuData()
82 {
83     DumpCpuData dumpCpu;
84     dumpCpu.startTime_ = startTime_;
85     dumpCpu.endTime_ = endTime_;
86     dumpCpu.dumpCPUDatas_ = *dumpCPUDatas_;
87     dumpCpu.cpuUsagePid_ = cpuUsagePid_;
88     return dumpCpu;
89 }
90 } // namespace HiviewDFX
91 } // namespace OHOS
92