1 /*
2 * Copyright (C) 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
16 #include "player_xcollie.h"
17 #include <unistd.h>
18 #include "media_errors.h"
19 #include "media_log.h"
20 #include "param_wrapper.h"
21 #ifdef HICOLLIE_ENABLE
22 #include "xcollie/xcollie.h"
23 #include "xcollie/xcollie_define.h"
24 #endif
25
26 namespace {
27 constexpr OHOS::HiviewDFX::HiLogLabel LABEL = {LOG_CORE, LOG_DOMAIN_PLAYER, "PlayerXCollie"};
28 }
29
30 namespace OHOS {
31 namespace Media {
GetInstance()32 PlayerXCollie &PlayerXCollie::GetInstance()
33 {
34 static PlayerXCollie instance;
35 return instance;
36 }
37
~PlayerXCollie()38 PlayerXCollie::~PlayerXCollie()
39 {
40 MEDIA_LOGI("~PlayerXCollie()");
41 std::lock_guard<std::mutex> lock(mutex_);
42 #ifdef HICOLLIE_ENABLE
43 for (const auto &iter : dfxDumper_) {
44 HiviewDFX::XCollie::GetInstance().CancelTimer(iter.first);
45 }
46 #endif
47 dfxDumper_.clear();
48 }
49
TimerCallback(void * data)50 void PlayerXCollie::TimerCallback(void *data)
51 {
52 std::lock_guard<std::mutex> lock(mutex_);
53 threadDeadlockCount_++;
54 MEDIA_LOGE("threadDeadlockCount: %{public}d", threadDeadlockCount_);
55 static constexpr uint32_t threshold = 5; // >5 Restart service
56 if (threadDeadlockCount_ >= threshold) {
57 _exit(-1);
58 }
59 }
60
Dump(int32_t fd)61 int32_t PlayerXCollie::Dump(int32_t fd)
62 {
63 std::lock_guard<std::mutex> lock(mutex_);
64 std::string dumpString = "------------------XCollieDfx------------------\n";
65 for (const auto &iter : dfxDumper_) {
66 dumpString += "WaitTask-----";
67 dumpString += iter.second;
68 dumpString += "-----\n";
69 }
70 if (fd != -1) {
71 write(fd, dumpString.c_str(), dumpString.size());
72 dumpString.clear();
73 }
74 return MSERR_OK;
75 }
76
SetTimer(const std::string & name,bool recovery,uint32_t timeout)77 int32_t PlayerXCollie::SetTimer(const std::string &name, bool recovery, uint32_t timeout)
78 {
79 #ifdef HICOLLIE_ENABLE
80 auto func = [this](void *data) {
81 this->TimerCallback(data);
82 };
83
84 unsigned int flag = HiviewDFX::XCOLLIE_FLAG_LOG | HiviewDFX::XCOLLIE_FLAG_NOOP;
85 if (recovery) {
86 flag |= HiviewDFX::XCOLLIE_FLAG_RECOVERY;
87 }
88 int32_t id = HiviewDFX::XCollie::GetInstance().SetTimer(name, timeout, func, this, flag);
89 if (id != HiviewDFX::INVALID_ID) {
90 std::lock_guard<std::mutex> lock(mutex_);
91 dfxDumper_.emplace(id, name);
92 }
93 return id;
94 #else
95 return -1;
96 #endif
97 }
98
SetTimerByLog(const std::string & name,uint32_t timeout)99 int32_t PlayerXCollie::SetTimerByLog(const std::string &name, uint32_t timeout)
100 {
101 #ifdef HICOLLIE_ENABLE
102 unsigned int flag = HiviewDFX::XCOLLIE_FLAG_LOG;
103 int32_t id = HiviewDFX::XCollie::GetInstance().SetTimer(name, timeout, nullptr, this, flag);
104 if (id != HiviewDFX::INVALID_ID) {
105 std::lock_guard<std::mutex> lock(mutex_);
106 dfxDumper_.emplace(id, name);
107 }
108 return id;
109 #else
110 return -1;
111 #endif
112 }
113
CancelTimer(int32_t id)114 void PlayerXCollie::CancelTimer(int32_t id)
115 {
116 #ifdef HICOLLIE_ENABLE
117 if (id != HiviewDFX::INVALID_ID) {
118 std::lock_guard<std::mutex> lock(mutex_);
119 if (dfxDumper_.size() == 0) {
120 return;
121 }
122 auto it = dfxDumper_.find(id);
123 if (it != dfxDumper_.end()) {
124 dfxDumper_.erase(it);
125 return HiviewDFX::XCollie::GetInstance().CancelTimer(id);
126 }
127 }
128 #else
129 (void)id;
130 return;
131 #endif
132 }
133 } // namespace Media
134 } // namespace OHOS