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#ifndef FFRT_QUEUE_MONITOR_H
16#define FFRT_QUEUE_MONITOR_H
17
18#include <vector>
19#include <shared_mutex>
20#include "sched/execute_ctx.h"
21#include "queue_handler.h"
22
23namespace ffrt {
24class QueueMonitor {
25public:
26    static QueueMonitor &GetInstance();
27    void RegisterQueueId(uint32_t queueId, QueueHandler* queueStruct);
28    void ResetQueueInfo(uint32_t queueId);
29    void ResetQueueStruct(uint32_t queueId);
30    void UpdateQueueInfo(uint32_t queueId, const uint64_t &taskId);
31    uint64_t QueryQueueStatus(uint32_t queueId);
32    bool HasQueueActive();
33
34private:
35    QueueMonitor();
36    ~QueueMonitor();
37    QueueMonitor(const QueueMonitor &) = delete;
38    QueueMonitor(QueueMonitor &&) = delete;
39    QueueMonitor &operator=(const QueueMonitor &) = delete;
40    QueueMonitor &operator=(QueueMonitor &&) = delete;
41
42    void SendDelayedWorker(TimePoint delay);
43    void CheckQueuesStatus();
44    void ResetTaskTimestampAfterWarning(uint32_t queueId, const uint64_t &taskId);
45
46    WaitUntilEntry* we_ = nullptr;
47    uint64_t timeoutUs_ = 0;
48    std::shared_mutex mutex_;
49    std::vector<std::pair<uint64_t, TimePoint>> queuesRunningInfo_;
50    std::vector<QueueHandler*> queuesStructInfo_;
51    std::atomic_bool exit_ { false };
52    std::atomic_bool abortSendTimer_ { false };
53    std::vector<uint64_t> lastReportedTask_;
54};
55} // namespace ffrt
56
57#endif // FFRT_QUEUE_MONITOR_H
58