feat: 支持通过 udp 转发。
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0adccb7100
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78
Cargo.lock
generated
78
Cargo.lock
generated
@ -2,6 +2,15 @@
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# It is not intended for manual editing.
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version = 3
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[[package]]
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name = "aho-corasick"
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version = "1.0.1"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "67fc08ce920c31afb70f013dcce1bfc3a3195de6a228474e45e1f145b36f8d04"
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dependencies = [
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"memchr",
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]
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[[package]]
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name = "anstream"
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version = "0.3.2"
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@ -51,6 +60,12 @@ dependencies = [
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"windows-sys 0.48.0",
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]
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[[package]]
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name = "anyhow"
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version = "1.0.71"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "9c7d0618f0e0b7e8ff11427422b64564d5fb0be1940354bfe2e0529b18a9d9b8"
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[[package]]
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name = "autocfg"
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version = "1.1.0"
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@ -179,6 +194,19 @@ dependencies = [
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"crypto-common",
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]
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[[package]]
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name = "env_logger"
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version = "0.10.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "85cdab6a89accf66733ad5a1693a4dcced6aeff64602b634530dd73c1f3ee9f0"
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dependencies = [
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"humantime",
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"is-terminal",
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"log",
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"regex",
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"termcolor",
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]
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[[package]]
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name = "errno"
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version = "0.3.1"
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@ -318,6 +346,12 @@ version = "1.8.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "d897f394bad6a705d5f4104762e116a75639e470d80901eed05a860a95cb1904"
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[[package]]
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name = "humantime"
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version = "2.1.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "9a3a5bfb195931eeb336b2a7b4d761daec841b97f947d34394601737a7bba5e4"
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[[package]]
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name = "idna"
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version = "0.3.0"
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@ -388,6 +422,12 @@ dependencies = [
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"cfg-if",
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]
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[[package]]
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name = "memchr"
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version = "2.5.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "2dffe52ecf27772e601905b7522cb4ef790d2cc203488bbd0e2fe85fcb74566d"
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[[package]]
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name = "mio"
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version = "0.8.6"
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@ -404,8 +444,11 @@ dependencies = [
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name = "network-monitor"
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version = "0.1.0"
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dependencies = [
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"anyhow",
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"clap",
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"env_logger",
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"futures-util",
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"log",
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"serde",
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"serde_json",
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"tokio",
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@ -533,6 +576,23 @@ dependencies = [
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"bitflags",
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]
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[[package]]
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name = "regex"
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version = "1.8.1"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "af83e617f331cc6ae2da5443c602dfa5af81e517212d9d611a5b3ba1777b5370"
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dependencies = [
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"aho-corasick",
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"memchr",
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"regex-syntax",
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]
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[[package]]
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name = "regex-syntax"
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version = "0.7.1"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "a5996294f19bd3aae0453a862ad728f60e6600695733dd5df01da90c54363a3c"
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[[package]]
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name = "rustix"
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version = "0.37.19"
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@ -652,6 +712,15 @@ dependencies = [
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"unicode-ident",
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]
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[[package]]
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name = "termcolor"
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version = "1.2.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "be55cf8942feac5c765c2c993422806843c9a9a45d4d5c407ad6dd2ea95eb9b6"
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dependencies = [
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"winapi-util",
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]
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[[package]]
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name = "thiserror"
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version = "1.0.40"
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@ -826,6 +895,15 @@ version = "0.4.0"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "ac3b87c63620426dd9b991e5ce0329eff545bccbbb34f3be09ff6fb6ab51b7b6"
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[[package]]
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name = "winapi-util"
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version = "0.1.5"
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source = "registry+https://github.com/rust-lang/crates.io-index"
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checksum = "70ec6ce85bb158151cae5e5c87f95a8e97d2c0c4b001223f33a334e3ce5de178"
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dependencies = [
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"winapi",
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]
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[[package]]
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name = "winapi-x86_64-pc-windows-gnu"
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version = "0.4.0"
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@ -6,8 +6,11 @@ version = "0.1.0"
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# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
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[dependencies]
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anyhow = "1.0.71"
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clap = {version = "4.2.7", features = ["derive"]}
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env_logger = "0.10.0"
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futures-util = "0.3.28"
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log = "0.4.17"
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serde = { version = "1.0.163", features = ["derive"] }
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serde_json = "1.0.96"
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tokio = {version = "1.11.0", features = ["full"]}
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39
src/main.rs
39
src/main.rs
@ -7,6 +7,7 @@ use tokio_tungstenite::connect_async;
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mod clash_conn_msg;
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mod statistics;
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mod udp_server;
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#[derive(Parser)]
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#[clap(
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@ -27,6 +28,8 @@ struct Args {
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#[tokio::main]
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async fn main() {
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env_logger::init();
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println!("Hello, world!");
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let args = Args::parse();
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@ -61,22 +64,26 @@ async fn main() {
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let state = statistics_manager.get_state().await;
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stdout()
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.write_all(
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format!(
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"len: {},speed_upload: {}, speed_download: {}, update_direct_speed: {}, download_direct_speed: {}, update_proxy_speed: {}, download_proxy_speed: {}\n",
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state.connections,
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state.speed_upload,
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state.speed_download,
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state.direct_upload_speed,
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state.direct_download_speed,
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state.proxy_upload_speed,
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state.proxy_download_speed,
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)
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.as_bytes(),
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)
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.await
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.unwrap();
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// stdout()
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// .write_all(
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// format!(
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// "len: {},speed_upload: {}, speed_download: {}, update_direct_speed: {}, download_direct_speed: {}, update_proxy_speed: {}, download_proxy_speed: {}\n",
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// state.connections,
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// state.speed_upload,
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// state.speed_download,
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// state.direct_upload_speed,
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// state.direct_download_speed,
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// state.proxy_upload_speed,
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// state.proxy_download_speed,
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// )
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// .as_bytes(),
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// )
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// .await
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// .unwrap();
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let udp_server = udp_server::UdpServer::global().await;
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let buf = serde_json::to_vec(&state).unwrap();
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udp_server.publish(&buf).await;
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})
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};
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use std::{collections::HashMap, sync::Arc};
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use serde::Serialize;
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use tokio::sync::{Mutex, OnceCell};
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use crate::clash_conn_msg::{ClashConnectionMessage, ClashConnectionsWrapper};
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#[derive(Clone)]
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#[derive(Clone, Serialize)]
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pub struct StatisticsState {
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pub connections: usize,
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pub download_total: u64,
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@ -15,6 +16,7 @@ pub struct StatisticsState {
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pub direct_download_speed: u64,
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pub proxy_upload_speed: u64,
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pub proxy_download_speed: u64,
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#[serde(skip)]
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connection_map: Arc<Mutex<HashMap<String, ClashConnectionMessage>>>,
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}
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119
src/udp_server.rs
Normal file
119
src/udp_server.rs
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@ -0,0 +1,119 @@
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use std::{
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collections::HashMap,
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net::{Ipv4Addr, SocketAddr},
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sync::Arc,
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};
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use log::{error, info};
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use tokio::{
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net::UdpSocket,
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sync::{Mutex, OnceCell},
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time::Instant,
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};
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use clap::Parser;
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use crate::Args;
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struct Client {
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last_seen: Instant,
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socket: UdpSocket,
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}
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#[derive(Clone)]
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pub struct UdpServer {
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listen_addr: Ipv4Addr,
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listen_port: u16,
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clients: Arc<Mutex<HashMap<SocketAddr, Client>>>,
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}
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impl UdpServer {
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pub async fn global() -> &'static Self {
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static UDP_SERVER: OnceCell<UdpServer> = OnceCell::const_new();
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UDP_SERVER
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.get_or_init(|| async {
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let args = Args::parse();
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let listen_addr = Ipv4Addr::new(0, 0, 0, 0);
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let listen_port = args.listen_port;
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let udp_server = UdpServer::new(listen_addr, listen_port);
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let server = udp_server.clone();
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tokio::spawn(async move {
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if let Err(err) = server.run().await {
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error!("Failed to run UDP server: {}", err);
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}
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});
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udp_server
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})
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.await
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}
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pub fn new(listen_addr: Ipv4Addr, listen_port: u16) -> Self {
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Self {
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listen_addr,
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listen_port,
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clients: Arc::new(Mutex::new(HashMap::new())),
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}
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}
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pub async fn run(&self) -> anyhow::Result<()> {
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let mut buf = [0; 1024];
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let socket = UdpSocket::bind((self.listen_addr, self.listen_port)).await?;
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loop {
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info!("Waiting for data");
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let (len, addr) = socket.recv_from(&mut buf).await?;
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info!("Received data({}) from {}", len, addr);
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let mut clients = self.clients.lock().await;
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let client = clients.get_mut(&addr);
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if client.is_none() {
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let socket = UdpSocket::bind((self.listen_addr, 0)).await;
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if let Err(err) = socket {
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error!("Failed to bind socket: {}", err);
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continue;
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}
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let socket = socket.unwrap();
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if let Err(err) = socket.connect(addr).await {
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error!("Failed to connect socket: {}", err);
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continue;
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}
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let client = Client {
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socket,
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last_seen: Instant::now(),
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};
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clients.insert(addr, client);
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} else {
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let client = client.unwrap();
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client.last_seen = Instant::now();
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}
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}
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}
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pub async fn publish(&self, buf: &[u8]) {
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let mut to_remove = Vec::new();
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let mut clients = self.clients.lock().await;
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for (addr, client) in clients.iter() {
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if client.last_seen.elapsed().as_secs() > 10 {
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to_remove.push(addr.clone());
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} else {
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if let Err(err) = client.socket.send(buf).await {
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error!("Failed to send data to {}: {}", addr, err);
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} else {
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info!("Sent data to {}", addr);
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}
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}
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}
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for addr in to_remove {
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clients.remove(&addr);
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}
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}
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}
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