84 lines
2.2 KiB
C++
84 lines
2.2 KiB
C++
// main.cpp
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#include <unistd.h>
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#include <atomic>
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#include <chrono>
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#include <csignal>
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#include <thread>
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#include "app_config.hpp"
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#include "logger.hpp"
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#include "mqtt_client_wrapper.hpp"
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#include "rtmp_manager.hpp"
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#include "serial_AT.hpp"
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std::atomic<bool> g_running(true);
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// ---------- 信号处理 ----------
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static void signal_handler(int)
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{
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g_running.store(false, std::memory_order_relaxed);
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const char msg[] = "[MAIN] Signal received, shutting down...\n";
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write(STDERR_FILENO, msg, sizeof(msg) - 1);
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}
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int main()
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{
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// ---------- 信号 ----------
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struct sigaction sa{};
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sa.sa_handler = signal_handler;
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sigemptyset(&sa.sa_mask);
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sa.sa_flags = 0;
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sigaction(SIGINT, &sa, nullptr);
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sigaction(SIGTERM, &sa, nullptr);
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signal(SIGPIPE, SIG_IGN);
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// ---------- 日志 ----------
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Logger::set_log_to_file(get_executable_dir_file_path("app.log"));
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LOG_INFO("[MAIN] ===== Video RTMP Publisher Starting =====");
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// ---------- 配置 ----------
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try
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{
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g_app_config = AppConfig::load_from_file(get_executable_dir_file_path("config.json"));
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LOG_INFO("[MAIN] Config loaded.");
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}
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catch (const std::exception& e)
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{
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LOG_ERROR(std::string("[MAIN] Failed to load config: ") + e.what());
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return -1;
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}
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init_serial_at("/dev/ttyUSB3", 115200);
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// ---------- GStreamer ----------
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RTMPManager::init();
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// ---------- 启动 RTMP 推流 ----------
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LOG_INFO("[MAIN] Starting RTMP pipelines...");
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RTMPManager::start_all();
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// ---------- MQTT ----------
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std::thread mqtt_thread(
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[]
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{
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LOG_INFO("[MAIN] MQTT thread started.");
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mqtt_client_thread_func();
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LOG_INFO("[MAIN] MQTT thread exited.");
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});
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// ---------- 主循环 ----------
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while (g_running.load(std::memory_order_relaxed)) std::this_thread::sleep_for(std::chrono::milliseconds(200));
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// ---------- 退出 ----------
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LOG_INFO("[MAIN] Shutdown requested. Stopping services...");
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stop_serial_at();
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RTMPManager::stop_all();
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if (mqtt_thread.joinable()) mqtt_thread.join();
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LOG_INFO("[MAIN] ===== Video RTMP Publisher Exited Cleanly =====");
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return 0;
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}
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