Files
softbus_daemon/src/message_bus/pipeline/PipelineEngine.h
2026-03-30 11:11:05 +08:00

62 lines
1.9 KiB
C++

#pragma once
// 定义管道引擎 包含队列、运行状态、工作线程、计数器、插件管理器
// 队列是用来存储管道上下文的
// 运行状态是用来控制引擎的运行和停止的
// 工作线程是用来处理管道上下文的
// 计数器是用来统计管道上下文的数量和错误数量的
// 插件管理器是用来管理插件的
#include <atomic>
#include <memory>
#include <thread>
#include "core/plugin_system/PluginManager.h"
#include "core/memory/LockFreeQueue.h"
#include "message_bus/pipeline/PipelineContext.h"
namespace softbus::message_bus::pipeline
{
class PipelineEngine
{
public:
struct Counters
{
std::atomic<std::uint64_t> in{0};
std::atomic<std::uint64_t> out{0};
std::atomic<std::uint64_t> drop{0};
std::atomic<std::uint64_t> error{0};
};
explicit PipelineEngine(std::size_t queueCapacity = 4096);
~PipelineEngine();
void start();
void stop();
void drain();
bool enqueueIngress(PipelineContext ctx);
bool enqueueEgress(PipelineContext ctx);
bool tryPopEgress(PipelineContext& out);
void setPluginManager(std::shared_ptr<softbus::core::plugin_system::PluginManager> pluginManager);
const Counters& counters() const { return m_counters; }
private:
void run();
bool stage1Framer(PipelineContext& ctx);
bool stage2Parser(PipelineContext& ctx);
bool stage3Filter(PipelineContext& ctx);
bool stage4Validator(PipelineContext& ctx);
private:
softbus::core::memory::LockFreeQueue<PipelineContext> m_ingressQ;
softbus::core::memory::LockFreeQueue<PipelineContext> m_egressQ;
std::atomic<bool> m_running{false};
std::thread m_worker;
Counters m_counters;
std::shared_ptr<softbus::core::plugin_system::PluginManager> m_pluginManager;
};
} // namespace softbus::message_bus::pipeline