1 /*
2 * Copyright (c) 2023 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
16 #include "faultevent_listener.h"
17
18 #include <cstring>
19 #include <iostream>
20
21 namespace OHOS {
22 namespace HiviewDFX {
23
SetKeyWords(const std::vector<std::string> & keyWords)24 void FaultEventListener::SetKeyWords(const std::vector<std::string>& keyWords)
25 {
26 std::cout << "Enter SetKeyWords" << std::endl;
27 this->keyWords = keyWords;
28 {
29 std::lock_guard<std::mutex> lock(setFlagMutex);
30 allFindFlag = false;
31 }
32 }
33
OnEvent(std::shared_ptr<HiSysEventRecord> sysEvent)34 void FaultEventListener::OnEvent(std::shared_ptr<HiSysEventRecord> sysEvent)
35 {
36 if (sysEvent == nullptr) {
37 return;
38 }
39 auto str = sysEvent->AsJson();
40 std::cout << "recv event:" << str << std::endl;
41 for (const auto& keyWord : keyWords) {
42 std::cout << "match KeyWords, keyWord:" << keyWord << " , str:" << str << std::endl;
43 if (str.find(keyWord) == std::string::npos) {
44 std::cout << "str not find keyWord" << std::endl;
45 return;
46 }
47 }
48
49 // find all keywords, set allFindFlag to true
50 std::cout << "OnEvent get all keyWords" << std::endl;
51 {
52 std::lock_guard<std::mutex> lock(setFlagMutex);
53 allFindFlag = true;
54 keyWordCheckCondition.notify_all();
55 }
56 }
57
CheckKeyWords()58 bool FaultEventListener::CheckKeyWords()
59 {
60 std::cout << "Enter CheckKeyWords" << std::endl;
61 std::unique_lock<std::mutex> lock(setFlagMutex);
62 if (allFindFlag) {
63 std::cout << "allFindFlag is true, match ok, return true" << std::endl;
64 return true;
65 }
66
67 auto flagCheckFunc = [&]() {
68 return allFindFlag;
69 };
70
71 // 8: wait allFindFlag set true for 8 seconds
72 if (keyWordCheckCondition.wait_for(lock, std::chrono::seconds(8), flagCheckFunc)) {
73 std::cout << "match ok, return true" << std::endl;
74 return true;
75 } else {
76 std::cout << "match keywords timeout" << std::endl;
77 return false;
78 }
79 }
80 } // namespace HiviewDFX
81 } // namespace OHOS
82