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