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 "constants.h"
21#include "faultlog_util.h"
22#include "file_util.h"
23#include "smart_parser.h"
24#include "string_util.h"
25#include "tbox.h"
26
27namespace OHOS {
28namespace HiviewDFX {
29static void GetFingerRawString(std::string& fingerRawString, const FaultLogInfo& info,
30                               std::map<std::string, std::string>& eventInfos)
31{
32    if ((info.reason.compare("APP_HICOLLIE") == 0 || info.reason.compare("SERVICE_TIMEOUT_WARNING") == 0 ||
33        info.reason.compare("SERVICE_TIMEOUT") == 0) && !eventInfos["TIME_OUT"].empty()) {
34        eventInfos["LAST_FRAME"] = eventInfos["TIME_OUT"];
35    }
36
37    if (info.reason.compare("SERVICE_BLOCK") == 0 && !eventInfos["QUEUE_NAME"].empty()) {
38        eventInfos["LAST_FRAME"] = eventInfos["QUEUE_NAME"];
39    }
40
41    auto eventType = GetFaultNameByType(info.faultLogType, false);
42    fingerRawString = info.module + StringUtil::GetLeftSubstr(info.reason, "@") +
43        eventInfos["FIRST_FRAME"] + eventInfos["SECOND_FRAME"] + eventInfos["LAST_FRAME"] +
44        ((eventType == "JS_ERROR") ? eventInfos["SUBREASON"] : "");
45}
46
47bool AnalysisFaultlog(const FaultLogInfo& info, std::map<std::string, std::string>& eventInfos)
48{
49    bool needDelete = false;
50    std::string logPath = info.logPath;
51    auto eventType = GetFaultNameByType(info.faultLogType, false);
52    if ((eventType == "JS_ERROR" || eventType == "CPP_CRASH") && !info.summary.empty()) {
53        logPath = std::string(FaultLogger::FAULTLOG_BASE_FOLDER) + eventType + std::to_string(info.time);
54        FileUtil::SaveStringToFile(logPath, info.summary);
55        needDelete = true;
56    }
57
58    eventInfos = SmartParser::Analysis(logPath, SMART_PARSER_PATH, eventType);
59    if (needDelete) {
60        FileUtil::RemoveFile(logPath);
61    }
62    if (eventInfos.empty()) {
63        eventInfos.insert(std::make_pair("fingerPrint", Tbox::CalcFingerPrint(info.module + info.reason +
64            info.summary, 0, FP_BUFFER)));
65        return false;
66    }
67    Tbox::FilterTrace(eventInfos, eventType);
68    std::string fingerRawString;
69    GetFingerRawString(fingerRawString, info, eventInfos);
70    eventInfos["fingerPrint"] = Tbox::CalcFingerPrint(fingerRawString, 0, FP_BUFFER);
71
72    if (eventType == "APP_FREEZE" && eventInfos["LAST_FRAME"].empty()) {
73        if (!eventInfos["TRACER_PID"].empty()) {
74            int32_t pid = 0;
75            if (sscanf_s(eventInfos["TRACER_PID"].c_str(), "%d", &pid) == 1 && pid > 0) {
76                eventInfos["LAST_FRAME"] += ("(Tracer Process Name:" + CommonUtils::GetProcNameByPid(pid) + ")");
77            }
78        }
79        if (!eventInfos["DUMPCATCH_RESULT"].empty()) {
80            eventInfos["LAST_FRAME"] += ("(" + eventInfos["DUMPCATCH_RESULT"] + ")");
81        }
82    }
83    return true;
84}
85} // namespace HiviewDFX
86} // namespace OHOS
87