telemt/src/proxy/tests/client_masking_fragmented_c...

102 lines
3.0 KiB
Rust

use super::*;
use crate::config::{UpstreamConfig, UpstreamType};
use std::sync::Arc;
use tokio::io::{AsyncReadExt, AsyncWriteExt, duplex};
use tokio::net::TcpListener;
use tokio::time::Duration;
fn new_upstream_manager(stats: Arc<Stats>) -> Arc<UpstreamManager> {
Arc::new(UpstreamManager::new(
vec![UpstreamConfig {
upstream_type: UpstreamType::Direct {
interface: None,
bind_addresses: None,
},
weight: 1,
enabled: true,
scopes: String::new(),
selected_scope: String::new(),
}],
1,
1,
1,
10,
1,
false,
stats,
))
}
#[tokio::test]
async fn fragmented_connect_probe_is_classified_as_http_via_prefetch_window() {
let listener = TcpListener::bind("127.0.0.1:0").await.unwrap();
let backend_addr = listener.local_addr().unwrap();
let accept_task = tokio::spawn(async move {
let (mut stream, _) = listener.accept().await.unwrap();
let mut got = Vec::new();
stream.read_to_end(&mut got).await.unwrap();
got
});
let mut cfg = ProxyConfig::default();
cfg.general.beobachten = true;
cfg.general.beobachten_minutes = 1;
cfg.censorship.mask = true;
cfg.censorship.mask_unix_sock = None;
cfg.censorship.mask_host = Some("127.0.0.1".to_string());
cfg.censorship.mask_port = backend_addr.port();
cfg.general.modes.classic = false;
cfg.general.modes.secure = false;
let config = Arc::new(cfg);
let stats = Arc::new(Stats::new());
let beobachten = Arc::new(BeobachtenStore::new());
let (server_side, mut client_side) = duplex(4096);
let peer: SocketAddr = "198.51.100.251:57501".parse().unwrap();
let handler = tokio::spawn(handle_client_stream(
server_side,
peer,
config,
stats.clone(),
new_upstream_manager(stats),
Arc::new(ReplayChecker::new(128, Duration::from_secs(60))),
Arc::new(BufferPool::new()),
Arc::new(SecureRandom::new()),
None,
Arc::new(RouteRuntimeController::new(RelayRouteMode::Direct)),
None,
Arc::new(UserIpTracker::new()),
beobachten.clone(),
false,
));
client_side.write_all(b"CONNE").await.unwrap();
client_side
.write_all(b"CT example.org:443 HTTP/1.1\r\nHost: example.org\r\n\r\n")
.await
.unwrap();
client_side.shutdown().await.unwrap();
let forwarded = tokio::time::timeout(Duration::from_secs(3), accept_task)
.await
.unwrap()
.unwrap();
assert!(
forwarded.starts_with(b"CONNECT example.org:443 HTTP/1.1"),
"mask backend must receive the full fragmented CONNECT probe"
);
let result = tokio::time::timeout(Duration::from_secs(3), handler)
.await
.unwrap()
.unwrap();
assert!(result.is_ok());
let snapshot = beobachten.snapshot_text(Duration::from_secs(60));
assert!(snapshot.contains("[HTTP]"));
assert!(snapshot.contains("198.51.100.251-1"));
}