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 #ifdef OHOS_STANDARD_SYSTEM
17 #include "faultloggerd_client.h"
18 #endif
19 #include <cstring>
20 #include <iostream>
21 #include <fstream>
22 #include <sstream>
23 #include <atomic>
24 #include "dfx/log/ffrt_log_api.h"
25 #ifdef FFRT_SEND_EVENT
26 #include <securec.h>
27 #include "hisysevent.h"
28 #endif
29 #include "internal_inc/osal.h"
30 #include "util/white_list.h"
31
32 static int g_ffrtLogLevel = FFRT_LOG_DEBUG;
33 static std::atomic<unsigned int> g_ffrtLogId(0);
34 static bool g_whiteListFlag = false;
35 namespace {
36 constexpr int LOG_BUFFER_SIZE = 2048;
37 }
38
GetLogId(void)39 unsigned int GetLogId(void)
40 {
41 return ++g_ffrtLogId;
42 }
43
IsInWhitelist(void)44 bool IsInWhitelist(void)
45 {
46 return g_whiteListFlag;
47 }
48
GetFFRTLogLevel(void)49 int GetFFRTLogLevel(void)
50 {
51 return g_ffrtLogLevel;
52 }
53
SetLogLevel(void)54 static void SetLogLevel(void)
55 {
56 std::string envLogStr = GetEnv("FFRT_LOG_LEVEL");
57 if (envLogStr.size() != 0) {
58 int level = std::stoi(envLogStr);
59 if (level < FFRT_LOG_LEVEL_MAX && level >= FFRT_LOG_ERROR) {
60 g_ffrtLogLevel = level;
61 return;
62 }
63 }
64 }
65
InitWhiteListFlag(void)66 void InitWhiteListFlag(void)
67 {
68 g_whiteListFlag = ffrt::WhiteList::GetInstance().IsEnabled("log_ctr", true);
69 }
70
LogInit(void)71 static __attribute__((constructor)) void LogInit(void)
72 {
73 SetLogLevel();
74 InitWhiteListFlag();
75 }
76
77 #ifdef FFRT_SEND_EVENT
ReportSysEvent(const char * format,...)78 void ReportSysEvent(const char* format, ...)
79 {
80 char buffer[LOG_BUFFER_SIZE] = {0};
81 va_list args;
82 va_start(args, format);
83 int ret = vsnprintf_s(buffer, LOG_BUFFER_SIZE, LOG_BUFFER_SIZE - 1, format, args);
84 va_end(args);
85 if (ret < 0) {
86 return;
87 }
88 std::string msg = buffer;
89 HiSysEventWrite(OHOS::HiviewDFX::HiSysEvent::Domain::FFRT, "TASK_TIMEOUT",
90 OHOS::HiviewDFX::HiSysEvent::EventType::FAULT, "MSG", msg);
91 }
92 #endif // FFRT_SEND_EVENT