102 lines
3.3 KiB
Rust
102 lines
3.3 KiB
Rust
#[cfg(feature = "mimalloc")]
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#[global_allocator]
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static GLOBAL: mimalloc::MiMalloc = mimalloc::MiMalloc;
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use dht_crawler::prelude::*;
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use std::sync::Arc;
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use tracing_subscriber::EnvFilter;
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use std::sync::atomic::{AtomicUsize, Ordering};
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#[tokio::main]
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async fn main() -> Result<()> {
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let filter = EnvFilter::try_from_default_env()
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.unwrap_or_else(|_| EnvFilter::new("info"));
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tracing_subscriber::fmt()
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.with_env_filter(filter)
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.with_ansi(true)
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.init();
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let options = DHTOptions {
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port: 12313,
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auto_metadata: true,
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metadata_timeout: 3, // ✅ 快速超时，快速失败
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max_metadata_queue_size: 100000, // ✅ 大缓冲区（防止饱和）
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max_metadata_worker_count: 1000, // ✅ 激进并发（最大化吞吐）
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netmode: NetMode::Ipv4Only, // 网络模式：Ipv4Only（仅IPv4）、Ipv6Only（仅IPv6）、DualStack（双栈，默认）
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..Default::default() // 使用默认值填充其他字段（节点队列容量等）
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};
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// 统计计数器
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let torrent_count = Arc::new(AtomicUsize::new(0));
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let torrent_count_clone = torrent_count.clone();
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// 🚀 初始化 DHT Server
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log::info!("🔧 正在初始化 DHT Server...");
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let server = DHTServer::new(options.clone()).await?;
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log::info!("🚀 DHT Server 启动，监听端口: {}", options.port);
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// 设置 torrent 回调
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server.on_torrent(move |_torrent| {
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let _count = torrent_count_clone.fetch_add(1, Ordering::Relaxed) + 1;
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// 🔇 取消打印 torrent 信息，减少日志输出
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// let total_size: u64 = torrent.files.iter().map(|f| f.size).sum();
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// let files_display = if torrent.files.len() <= 3 {
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// torrent.files.iter()
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// .map(|f| format!("{} ({})", f.path, format_size(f.size)))
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// .collect::<Vec<_>>()
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// .join(", ")
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// } else {
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// format!("{}个文件", torrent.files.len())
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// };
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//
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// log::info!(
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// "🎉 [{}] {} ({}, {})",
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// count,
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// torrent.name,
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// format_size(total_size),
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// files_display
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// );
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});
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// 设置元数据获取前的检查回调
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server.on_metadata_fetch(|_hash| async move {
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true
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});
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server.set_filter(|_hash| {
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true
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});
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// 启动监控任务
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let count_monitor = torrent_count.clone();
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tokio::spawn(async move {
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let mut interval = tokio::time::interval(std::time::Duration::from_secs(5));
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let start_time = std::time::Instant::now();
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loop {
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interval.tick().await;
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let success_fetch = count_monitor.load(Ordering::Relaxed);
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let uptime = start_time.elapsed().as_secs();
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// ✅ 监控：爬虫运行状态
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log::info!(
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"📊 [监控] 时长: {}s | 成功抓取: ✨ {}",
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uptime, success_fetch
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);
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if uptime > 0 && success_fetch > 0 {
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let speed = (success_fetch as f64) / (uptime as f64 / 60.0);
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log::info!("📈 平均抓取速度: {:.2} 种子/分钟", speed);
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}
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}
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});
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server.start().await?;
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Ok(())
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}
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