1 /*
2 * Copyright (c) 2022-2023 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 #include "log_analyzer.h"
16
17 #include <securec.h>
18
19 #include "common_utils.h"
20 #include "faultlog_util.h"
21 #include "file_util.h"
22 #include "smart_parser.h"
23 #include "string_util.h"
24 #include "tbox.h"
25
26 namespace OHOS {
27 namespace HiviewDFX {
AnalysisFaultlog(const FaultLogInfo & info,std::map<std::string,std::string> & eventInfos)28 bool AnalysisFaultlog(const FaultLogInfo& info, std::map<std::string, std::string>& eventInfos)
29 {
30 std::string fingerPrint;
31 bool needDelete = false;
32 std::string logPath = info.logPath;
33 auto eventType = GetFaultNameByType(info.faultLogType, false);
34 if (eventType == "JS_ERROR" && !FileUtil::FileExists(info.logPath) && !info.summary.empty()) {
35 logPath = info.logPath + "tmp";
36 FileUtil::SaveStringToFile(logPath, info.summary);
37 needDelete = true;
38 }
39 eventInfos = SmartParser::Analysis(logPath, SMART_PARSER_PATH, eventType);
40 if (needDelete) {
41 FileUtil::RemoveFile(logPath);
42 }
43 if (eventInfos.empty()) {
44 eventInfos.insert(std::make_pair("fingerPrint", Tbox::CalcFingerPrint(info.module + info.reason +
45 info.summary, 0, FP_BUFFER)));
46 return false;
47 }
48 Tbox::FilterTrace(eventInfos, eventType);
49 fingerPrint = Tbox::CalcFingerPrint(info.module + StringUtil::GetLeftSubstr(info.reason, "@") +
50 eventInfos["FIRST_FRAME"] + eventInfos["SECOND_FRAME"] + eventInfos["LAST_FRAME"] +
51 ((eventType == "JS_ERROR") ? eventInfos["SUBREASON"] : ""), 0, FP_BUFFER);
52 eventInfos["fingerPrint"] = fingerPrint;
53
54 if (eventType == "APP_FREEZE" && !(eventInfos["TRACER_PID"].empty())) {
55 int32_t pid = 0;
56 if (sscanf_s(eventInfos["TRACER_PID"].c_str(), "%d", &pid) == 1 && pid > 0) {
57 eventInfos["LAST_FRAME"] += ("(Tracer Process Name:" + CommonUtils::GetProcNameByPid(pid) + ")");
58 }
59 }
60
61 return true;
62 }
63 } // namespace HiviewDFX
64 } // namespace OHOS
65