196 lines
7.5 KiB
Rust
196 lines
7.5 KiB
Rust
use std::net::UdpSocket;
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use std::time::Duration;
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use std::process::{exit, Command};
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use std::{env, thread};
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use wireguard_proxy::{Args, ProxyClient, ProxyServer};
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const PONG: [u8; 246] = [
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0x6A, 0x2, 0x6B, 0xC, 0x6C, 0x3F, 0x6D, 0xC, 0xA2, 0xEA, 0xDA, 0xB6, 0xDC, 0xD6, 0x6E, 0x0,
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0x22, 0xD4, 0x66, 0x3, 0x68, 0x2, 0x60, 0x60, 0xF0, 0x15, 0xF0, 0x7, 0x30, 0x0, 0x12, 0x1A,
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0xC7, 0x17, 0x77, 0x8, 0x69, 0xFF, 0xA2, 0xF0, 0xD6, 0x71, 0xA2, 0xEA, 0xDA, 0xB6, 0xDC, 0xD6,
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0x60, 0x1, 0xE0, 0xA1, 0x7B, 0xFE, 0x60, 0x4, 0xE0, 0xA1, 0x7B, 0x2, 0x60, 0x1F, 0x8B, 0x2,
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0xDA, 0xB6, 0x60, 0xC, 0xE0, 0xA1, 0x7D, 0xFE, 0x60, 0xD, 0xE0, 0xA1, 0x7D, 0x2, 0x60, 0x1F,
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0x8D, 0x2, 0xDC, 0xD6, 0xA2, 0xF0, 0xD6, 0x71, 0x86, 0x84, 0x87, 0x94, 0x60, 0x3F, 0x86, 0x2,
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0x61, 0x1F, 0x87, 0x12, 0x46, 0x2, 0x12, 0x78, 0x46, 0x3F, 0x12, 0x82, 0x47, 0x1F, 0x69, 0xFF,
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0x47, 0x0, 0x69, 0x1, 0xD6, 0x71, 0x12, 0x2A, 0x68, 0x2, 0x63, 0x1, 0x80, 0x70, 0x80, 0xB5,
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0x12, 0x8A, 0x68, 0xFE, 0x63, 0xA, 0x80, 0x70, 0x80, 0xD5, 0x3F, 0x1, 0x12, 0xA2, 0x61, 0x2,
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0x80, 0x15, 0x3F, 0x1, 0x12, 0xBA, 0x80, 0x15, 0x3F, 0x1, 0x12, 0xC8, 0x80, 0x15, 0x3F, 0x1,
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0x12, 0xC2, 0x60, 0x20, 0xF0, 0x18, 0x22, 0xD4, 0x8E, 0x34, 0x22, 0xD4, 0x66, 0x3E, 0x33, 0x1,
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0x66, 0x3, 0x68, 0xFE, 0x33, 0x1, 0x68, 0x2, 0x12, 0x16, 0x79, 0xFF, 0x49, 0xFE, 0x69, 0xFF,
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0x12, 0xC8, 0x79, 0x1, 0x49, 0x2, 0x69, 0x1, 0x60, 0x4, 0xF0, 0x18, 0x76, 0x1, 0x46, 0x40,
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0x76, 0xFE, 0x12, 0x6C, 0xA2, 0xF2, 0xFE, 0x33, 0xF2, 0x65, 0xF1, 0x29, 0x64, 0x14, 0x65, 0x0,
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0xD4, 0x55, 0x74, 0x15, 0xF2, 0x29, 0xD4, 0x55, 0x0, 0xEE, 0x80, 0x80, 0x80, 0x80, 0x80, 0x80,
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0x80, 0x0, 0x0, 0x0, 0x0, 0x0,
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];
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struct Server {
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udp_host: String,
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udp_target: String,
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socket_timeout: Option<Duration>,
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}
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impl Server {
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fn new(udp_host: String, udp_target: String, secs: u64) -> Server {
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Server {
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udp_host,
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udp_target,
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socket_timeout: match secs {
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0 => None,
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x => Some(Duration::from_secs(x)),
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},
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}
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}
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fn start(&self) -> std::io::Result<usize> {
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let udp_socket = UdpSocket::bind(&self.udp_host)?;
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udp_socket.set_read_timeout(self.socket_timeout)?;
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let sent = udp_socket.send_to(&PONG, &self.udp_target)?;
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assert_eq!(sent, PONG.len());
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let mut buf = [0u8; 2048];
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match udp_socket.recv(&mut buf) {
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Ok(len) => {
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println!("udp got len: {}", len);
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assert_eq!(len, PONG.len());
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assert_eq!(&buf[..len], &PONG[..]);
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}
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Err(e) => {
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panic!("recv function failed: {:?}", e);
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}
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}
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println!("success! received back exactly what we sent!");
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Ok(0)
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}
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}
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fn main() {
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let raw_args = env::args().collect();
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let args = Args::new(&raw_args);
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let default_udp_host_target = "127.0.0.1:51820";
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let default_socket_timeout = 10;
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let mut first_arg = args.get_str(&["-uh", "--udp-host"], default_udp_host_target);
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if args.flag("-h") || args.flag("--help"){
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println!(r#"usage: udp-test [options...]
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-h, --help print this usage text
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-s, --self-test run a self test through proxy
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-is, --internal-self-test run a self test through proxy without
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spawning other processes
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-uh, --udp-host <ip:port> UDP host to listen on, default: {}
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-ut, --udp-target <ip:port> UDP target to send packets to, default: {}
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-st, --socket-timeout <seconds> Socket timeout (time to wait for data)
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before terminating, default: {}
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"#, default_udp_host_target, default_udp_host_target, default_socket_timeout);
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return;
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} else if args.flag("-s") || args.flag("--self-test") {
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// here is the hard work, we need to spawn proxyd and proxy from the same dir as udp-test...
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let host = "127.0.0.1:51822";
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let tcp_host = "127.0.0.1:5555";
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let sleep = Duration::from_secs(5);
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let udp_test = args.get_str_idx(0, "udp-test");
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let proxy = udp_test.clone().replace("udp-test", "wireguard-proxy");
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println!("executing: {} -th '{}' -ut '{}'", proxy, tcp_host, host);
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let mut proxyd = Command::new(proxy.clone())
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.arg("-th")
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.arg(tcp_host)
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.arg("-ut")
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.arg(host)
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.spawn()
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.expect("wireguard-proxy server failed to launch");
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println!("waiting: {:?} for wireguard-proxy server to come up.....", sleep);
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thread::sleep(sleep);
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println!("executing: {} -tt {}", proxy, tcp_host);
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let mut proxy = Command::new(proxy)
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.arg("-tt")
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.arg(tcp_host)
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.spawn()
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.expect("wireguard-proxy client failed to launch");
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println!("waiting: {:?} for wireguard-proxy client to come up.....", sleep);
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thread::sleep(sleep);
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println!("executing: {} -uh '{}'", udp_test, host);
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let mut udp_test = Command::new(udp_test)
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.arg("-uh")
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.arg(host)
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.spawn()
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.expect("udp-test failed to launch");
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println!("waiting: {:?} for udp-test to come up.....", sleep);
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thread::sleep(sleep);
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// ignore all these, what could we do anyway?
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proxy.kill().ok();
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proxyd.kill().ok();
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udp_test.kill().ok();
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exit(
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udp_test
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.wait()
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.expect("could not get udp-test exit code")
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.code()
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.expect("could not get udp-test exit code"),
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);
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} else if args.flag("-is") || args.flag("--internal-self-test") {
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let host = "127.0.0.1:51822";
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let tcp_host = "127.0.0.1:5555";
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let sleep = Duration::from_secs(5);
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let proxy_server = ProxyServer::new(
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tcp_host.to_owned(),
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host.to_owned(),
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"127.0.0.1".to_owned(),
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30000,
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30100,
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0,
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);
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println!(
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"udp_target: {}, udp_bind_host_range: 127.0.0.1:30000-30100, socket_timeout: {:?}",
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proxy_server.client_handler.udp_target, proxy_server.client_handler.socket_timeout,
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);
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println!("executing: wireguard-proxy -th '{}' -ut '{}'", tcp_host, host);
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thread::spawn(move || proxy_server.start().expect("error running proxy_server"));
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println!("waiting: {:?} for wireguard-proxy server to come up.....", sleep);
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thread::sleep(sleep);
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let proxy_client = ProxyClient::new(
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"127.0.0.1:51820".to_owned(),
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tcp_host.to_owned().to_owned(),
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15,
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);
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println!(
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"udp_host: {}, tcp_target: {}, socket_timeout: {:?}",
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proxy_client.udp_host,
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proxy_client.tcp_target,
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proxy_client.socket_timeout,
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);
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println!("executing: wireguard-proxy -tt {}", tcp_host);
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thread::spawn(move || proxy_client.start().expect("error running proxy_client"));
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println!("waiting: {:?} for wireguard-proxy client to come up.....", sleep);
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thread::sleep(sleep);
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first_arg = host;
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}
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let server = Server::new(
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first_arg.to_owned(),
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args.get_str(&["-ut", "--udp-target"], default_udp_host_target).to_owned(),
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args.get(&["-st", "--socket-timeout"], default_socket_timeout),
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);
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println!(
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"udp_host: {}, udp_target: {}, socket_timeout: {:?}",
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server.udp_host, server.udp_target, server.socket_timeout,
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);
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server.start().expect("error running server");
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}
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