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-rw-r--r--netwerk/test/http3server/src/main.rs1386
1 files changed, 1386 insertions, 0 deletions
diff --git a/netwerk/test/http3server/src/main.rs b/netwerk/test/http3server/src/main.rs
new file mode 100644
index 0000000000..a308f56442
--- /dev/null
+++ b/netwerk/test/http3server/src/main.rs
@@ -0,0 +1,1386 @@
+// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
+// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
+// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
+// option. This file may not be copied, modified, or distributed
+// except according to those terms.
+
+#![deny(warnings)]
+
+use base64::prelude::*;
+use neqo_common::{event::Provider, qdebug, qinfo, qtrace, Datagram, Header, IpTos};
+use neqo_crypto::{generate_ech_keys, init_db, AllowZeroRtt, AntiReplay};
+use neqo_http3::{
+ Error, Http3OrWebTransportStream, Http3Parameters, Http3Server, Http3ServerEvent,
+ WebTransportRequest, WebTransportServerEvent, WebTransportSessionAcceptAction,
+};
+use neqo_transport::server::{ActiveConnectionRef, Server};
+use neqo_transport::{
+ ConnectionEvent, ConnectionParameters, Output, RandomConnectionIdGenerator, StreamId,
+ StreamType,
+};
+use std::env;
+
+use std::cell::RefCell;
+use std::io;
+use std::path::PathBuf;
+use std::process::exit;
+use std::rc::Rc;
+use std::thread;
+use std::time::{Duration, Instant};
+
+use cfg_if::cfg_if;
+use core::fmt::Display;
+
+cfg_if! {
+ if #[cfg(not(target_os = "android"))] {
+ use std::sync::mpsc::{channel, Receiver, TryRecvError};
+ use hyper::body::HttpBody;
+ use hyper::header::{HeaderName, HeaderValue};
+ use hyper::{Body, Client, Method, Request};
+ }
+}
+
+use mio::net::UdpSocket;
+use mio::{Events, Poll, PollOpt, Ready, Token};
+use mio_extras::timer::{Builder, Timeout, Timer};
+use std::cmp::{max, min};
+use std::collections::hash_map::DefaultHasher;
+use std::collections::HashMap;
+use std::collections::HashSet;
+use std::hash::{Hash, Hasher};
+use std::mem;
+use std::net::SocketAddr;
+
+const MAX_TABLE_SIZE: u64 = 65536;
+const MAX_BLOCKED_STREAMS: u16 = 10;
+const PROTOCOLS: &[&str] = &["h3-29", "h3"];
+const TIMER_TOKEN: Token = Token(0xffff);
+const ECH_CONFIG_ID: u8 = 7;
+const ECH_PUBLIC_NAME: &str = "public.example";
+
+const HTTP_RESPONSE_WITH_WRONG_FRAME: &[u8] = &[
+ 0x01, 0x06, 0x00, 0x00, 0xd9, 0x54, 0x01, 0x37, // headers
+ 0x0, 0x3, 0x61, 0x62, 0x63, // the first data frame
+ 0x3, 0x1, 0x5, // a cancel push frame that is not allowed
+];
+
+trait HttpServer: Display {
+ fn process(&mut self, dgram: Option<Datagram>) -> Output;
+ fn process_events(&mut self);
+ fn get_timeout(&self) -> Option<Duration> {
+ None
+ }
+}
+
+struct Http3TestServer {
+ server: Http3Server,
+ // This a map from a post request to amount of data ithas been received on the request.
+ // The respons will carry the amount of data received.
+ posts: HashMap<Http3OrWebTransportStream, usize>,
+ responses: HashMap<Http3OrWebTransportStream, Vec<u8>>,
+ current_connection_hash: u64,
+ sessions_to_close: HashMap<Instant, Vec<WebTransportRequest>>,
+ sessions_to_create_stream: Vec<(WebTransportRequest, StreamType, bool)>,
+ webtransport_bidi_stream: HashSet<Http3OrWebTransportStream>,
+ wt_unidi_conn_to_stream: HashMap<ActiveConnectionRef, Http3OrWebTransportStream>,
+ wt_unidi_echo_back: HashMap<Http3OrWebTransportStream, Http3OrWebTransportStream>,
+ received_datagram: Option<Vec<u8>>,
+}
+
+impl ::std::fmt::Display for Http3TestServer {
+ fn fmt(&self, f: &mut ::std::fmt::Formatter) -> ::std::fmt::Result {
+ write!(f, "{}", self.server)
+ }
+}
+
+impl Http3TestServer {
+ pub fn new(server: Http3Server) -> Self {
+ Self {
+ server,
+ posts: HashMap::new(),
+ responses: HashMap::new(),
+ current_connection_hash: 0,
+ sessions_to_close: HashMap::new(),
+ sessions_to_create_stream: Vec::new(),
+ webtransport_bidi_stream: HashSet::new(),
+ wt_unidi_conn_to_stream: HashMap::new(),
+ wt_unidi_echo_back: HashMap::new(),
+ received_datagram: None,
+ }
+ }
+
+ fn new_response(&mut self, mut stream: Http3OrWebTransportStream, mut data: Vec<u8>) {
+ if data.len() == 0 {
+ let _ = stream.stream_close_send();
+ return;
+ }
+ match stream.send_data(&data) {
+ Ok(sent) => {
+ if sent < data.len() {
+ self.responses.insert(stream, data.split_off(sent));
+ } else {
+ stream.stream_close_send().unwrap();
+ }
+ }
+ Err(e) => {
+ eprintln!("error is {:?}", e);
+ }
+ }
+ }
+
+ fn handle_stream_writable(&mut self, mut stream: Http3OrWebTransportStream) {
+ if let Some(data) = self.responses.get_mut(&stream) {
+ match stream.send_data(&data) {
+ Ok(sent) => {
+ if sent < data.len() {
+ let new_d = (*data).split_off(sent);
+ *data = new_d;
+ } else {
+ stream.stream_close_send().unwrap();
+ self.responses.remove(&stream);
+ }
+ }
+ Err(_) => {
+ eprintln!("Unexpected error");
+ }
+ }
+ }
+ }
+
+ fn maybe_close_session(&mut self) {
+ let now = Instant::now();
+ for (expires, sessions) in self.sessions_to_close.iter_mut() {
+ if *expires <= now {
+ for s in sessions.iter_mut() {
+ mem::drop(s.close_session(0, ""));
+ }
+ }
+ }
+ self.sessions_to_close.retain(|expires, _| *expires >= now);
+ }
+
+ fn maybe_create_wt_stream(&mut self) {
+ if self.sessions_to_create_stream.is_empty() {
+ return;
+ }
+ let tuple = self.sessions_to_create_stream.pop().unwrap();
+ let mut session = tuple.0;
+ let mut wt_server_stream = session.create_stream(tuple.1).unwrap();
+ if tuple.1 == StreamType::UniDi {
+ if tuple.2 {
+ wt_server_stream.send_data(b"qwerty").unwrap();
+ wt_server_stream.stream_close_send().unwrap();
+ } else {
+ // relaying Http3ServerEvent::Data to uni streams
+ // slows down netwerk/test/unit/test_webtransport_simple.js
+ // to the point of failure. Only do so when necessary.
+ self.wt_unidi_conn_to_stream
+ .insert(wt_server_stream.conn.clone(), wt_server_stream);
+ }
+ } else {
+ if tuple.2 {
+ wt_server_stream.send_data(b"asdfg").unwrap();
+ wt_server_stream.stream_close_send().unwrap();
+ wt_server_stream
+ .stream_stop_sending(Error::HttpNoError.code())
+ .unwrap();
+ } else {
+ self.webtransport_bidi_stream.insert(wt_server_stream);
+ }
+ }
+ }
+}
+
+impl HttpServer for Http3TestServer {
+ fn process(&mut self, dgram: Option<Datagram>) -> Output {
+ self.server.process(dgram.as_ref(), Instant::now())
+ }
+
+ fn process_events(&mut self) {
+ self.maybe_close_session();
+ self.maybe_create_wt_stream();
+
+ while let Some(event) = self.server.next_event() {
+ qtrace!("Event: {:?}", event);
+ match event {
+ Http3ServerEvent::Headers {
+ mut stream,
+ headers,
+ fin,
+ } => {
+ qtrace!("Headers (request={} fin={}): {:?}", stream, fin, headers);
+
+ // Some responses do not have content-type. This is on purpose to exercise
+ // UnknownDecoder code.
+ let default_ret = b"Hello World".to_vec();
+ let default_headers = vec![
+ Header::new(":status", "200"),
+ Header::new("cache-control", "no-cache"),
+ Header::new("content-length", default_ret.len().to_string()),
+ Header::new(
+ "x-http3-conn-hash",
+ self.current_connection_hash.to_string(),
+ ),
+ ];
+
+ let path_hdr = headers.iter().find(|&h| h.name() == ":path");
+ match path_hdr {
+ Some(ph) if !ph.value().is_empty() => {
+ let path = ph.value();
+ qtrace!("Serve request {}", path);
+ if path == "/Response421" {
+ let response_body = b"0123456789".to_vec();
+ stream
+ .send_headers(&[
+ Header::new(":status", "421"),
+ Header::new("cache-control", "no-cache"),
+ Header::new("content-type", "text/plain"),
+ Header::new(
+ "content-length",
+ response_body.len().to_string(),
+ ),
+ ])
+ .unwrap();
+ self.new_response(stream, response_body);
+ } else if path == "/RequestCancelled" {
+ stream
+ .stream_stop_sending(Error::HttpRequestCancelled.code())
+ .unwrap();
+ stream
+ .stream_reset_send(Error::HttpRequestCancelled.code())
+ .unwrap();
+ } else if path == "/VersionFallback" {
+ stream
+ .stream_stop_sending(Error::HttpVersionFallback.code())
+ .unwrap();
+ stream
+ .stream_reset_send(Error::HttpVersionFallback.code())
+ .unwrap();
+ } else if path == "/EarlyResponse" {
+ stream
+ .stream_stop_sending(Error::HttpNoError.code())
+ .unwrap();
+ } else if path == "/RequestRejected" {
+ stream
+ .stream_stop_sending(Error::HttpRequestRejected.code())
+ .unwrap();
+ stream
+ .stream_reset_send(Error::HttpRequestRejected.code())
+ .unwrap();
+ } else if path == "/.well-known/http-opportunistic" {
+ let host_hdr = headers.iter().find(|&h| h.name() == ":authority");
+ match host_hdr {
+ Some(host) if !host.value().is_empty() => {
+ let mut content = b"[\"http://".to_vec();
+ content.extend(host.value().as_bytes());
+ content.extend(b"\"]".to_vec());
+ stream
+ .send_headers(&[
+ Header::new(":status", "200"),
+ Header::new("cache-control", "no-cache"),
+ Header::new("content-type", "application/json"),
+ Header::new(
+ "content-length",
+ content.len().to_string(),
+ ),
+ ])
+ .unwrap();
+ self.new_response(stream, content);
+ }
+ _ => {
+ stream.send_headers(&default_headers).unwrap();
+ self.new_response(stream, default_ret);
+ }
+ }
+ } else if path == "/no_body" {
+ stream
+ .send_headers(&[
+ Header::new(":status", "200"),
+ Header::new("cache-control", "no-cache"),
+ ])
+ .unwrap();
+ stream.stream_close_send().unwrap();
+ } else if path == "/no_content_length" {
+ stream
+ .send_headers(&[
+ Header::new(":status", "200"),
+ Header::new("cache-control", "no-cache"),
+ ])
+ .unwrap();
+ self.new_response(stream, vec![b'a'; 4000]);
+ } else if path == "/content_length_smaller" {
+ stream
+ .send_headers(&[
+ Header::new(":status", "200"),
+ Header::new("cache-control", "no-cache"),
+ Header::new("content-type", "text/plain"),
+ Header::new("content-length", 4000.to_string()),
+ ])
+ .unwrap();
+ self.new_response(stream, vec![b'a'; 8000]);
+ } else if path == "/post" {
+ // Read all data before responding.
+ self.posts.insert(stream, 0);
+ } else if path == "/priority_mirror" {
+ if let Some(priority) =
+ headers.iter().find(|h| h.name() == "priority")
+ {
+ stream
+ .send_headers(&[
+ Header::new(":status", "200"),
+ Header::new("cache-control", "no-cache"),
+ Header::new("content-type", "text/plain"),
+ Header::new("priority-mirror", priority.value()),
+ Header::new(
+ "content-length",
+ priority.value().len().to_string(),
+ ),
+ ])
+ .unwrap();
+ self.new_response(stream, priority.value().as_bytes().to_vec());
+ } else {
+ stream
+ .send_headers(&[
+ Header::new(":status", "200"),
+ Header::new("cache-control", "no-cache"),
+ ])
+ .unwrap();
+ stream.stream_close_send().unwrap();
+ }
+ } else if path == "/103_response" {
+ if let Some(early_hint) =
+ headers.iter().find(|h| h.name() == "link-to-set")
+ {
+ for l in early_hint.value().split(',') {
+ stream
+ .send_headers(&[
+ Header::new(":status", "103"),
+ Header::new("link", l),
+ ])
+ .unwrap();
+ }
+ }
+ stream
+ .send_headers(&[
+ Header::new(":status", "200"),
+ Header::new("cache-control", "no-cache"),
+ Header::new("content-length", "0"),
+ ])
+ .unwrap();
+ stream.stream_close_send().unwrap();
+ } else if path == "/get_webtransport_datagram" {
+ if let Some(vec_ref) = self.received_datagram.as_ref() {
+ stream
+ .send_headers(&[
+ Header::new(":status", "200"),
+ Header::new(
+ "content-length",
+ vec_ref.len().to_string(),
+ ),
+ ])
+ .unwrap();
+ self.new_response(stream, vec_ref.to_vec());
+ self.received_datagram = None;
+ } else {
+ stream
+ .send_headers(&[
+ Header::new(":status", "404"),
+ Header::new("cache-control", "no-cache"),
+ ])
+ .unwrap();
+ stream.stream_close_send().unwrap();
+ }
+ } else {
+ match path.trim_matches(|p| p == '/').parse::<usize>() {
+ Ok(v) => {
+ stream
+ .send_headers(&[
+ Header::new(":status", "200"),
+ Header::new("cache-control", "no-cache"),
+ Header::new("content-type", "text/plain"),
+ Header::new("content-length", v.to_string()),
+ ])
+ .unwrap();
+ self.new_response(stream, vec![b'a'; v]);
+ }
+ Err(_) => {
+ stream.send_headers(&default_headers).unwrap();
+ self.new_response(stream, default_ret);
+ }
+ }
+ }
+ }
+ _ => {
+ stream.send_headers(&default_headers).unwrap();
+ self.new_response(stream, default_ret);
+ }
+ }
+ }
+ Http3ServerEvent::Data {
+ mut stream,
+ data,
+ fin,
+ } => {
+ // echo bidirectional input back to client
+ if self.webtransport_bidi_stream.contains(&stream) {
+ if stream.handler.borrow().state().active() {
+ self.new_response(stream, data);
+ }
+ break;
+ }
+
+ // echo unidirectional input to back to client
+ // need to close or we hang
+ if self.wt_unidi_echo_back.contains_key(&stream) {
+ let mut echo_back = self.wt_unidi_echo_back.remove(&stream).unwrap();
+ echo_back.send_data(&data).unwrap();
+ echo_back.stream_close_send().unwrap();
+ break;
+ }
+
+ if let Some(r) = self.posts.get_mut(&stream) {
+ *r += data.len();
+ }
+ if fin {
+ if let Some(r) = self.posts.remove(&stream) {
+ let default_ret = b"Hello World".to_vec();
+ stream
+ .send_headers(&[
+ Header::new(":status", "200"),
+ Header::new("cache-control", "no-cache"),
+ Header::new("x-data-received-length", r.to_string()),
+ Header::new("content-length", default_ret.len().to_string()),
+ ])
+ .unwrap();
+ self.new_response(stream, default_ret);
+ }
+ }
+ }
+ Http3ServerEvent::DataWritable { stream } => self.handle_stream_writable(stream),
+ Http3ServerEvent::StateChange { conn, state } => {
+ if matches!(state, neqo_http3::Http3State::Connected) {
+ let mut h = DefaultHasher::new();
+ conn.hash(&mut h);
+ self.current_connection_hash = h.finish();
+ }
+ }
+ Http3ServerEvent::PriorityUpdate { .. } => {}
+ Http3ServerEvent::StreamReset { stream, error } => {
+ qtrace!("Http3ServerEvent::StreamReset {:?} {:?}", stream, error);
+ }
+ Http3ServerEvent::StreamStopSending { stream, error } => {
+ qtrace!(
+ "Http3ServerEvent::StreamStopSending {:?} {:?}",
+ stream,
+ error
+ );
+ }
+ Http3ServerEvent::WebTransport(WebTransportServerEvent::NewSession {
+ mut session,
+ headers,
+ }) => {
+ qdebug!(
+ "WebTransportServerEvent::NewSession {:?} {:?}",
+ session,
+ headers
+ );
+ let path_hdr = headers.iter().find(|&h| h.name() == ":path");
+ match path_hdr {
+ Some(ph) if !ph.value().is_empty() => {
+ let path = ph.value();
+ qtrace!("Serve request {}", path);
+ if path == "/success" {
+ session
+ .response(&WebTransportSessionAcceptAction::Accept)
+ .unwrap();
+ } else if path == "/redirect" {
+ session
+ .response(&WebTransportSessionAcceptAction::Reject(
+ [
+ Header::new(":status", "302"),
+ Header::new("location", "/"),
+ ]
+ .to_vec(),
+ ))
+ .unwrap();
+ } else if path == "/reject" {
+ session
+ .response(&WebTransportSessionAcceptAction::Reject(
+ [Header::new(":status", "404")].to_vec(),
+ ))
+ .unwrap();
+ } else if path == "/closeafter0ms" {
+ session
+ .response(&WebTransportSessionAcceptAction::Accept)
+ .unwrap();
+ let now = Instant::now();
+ if !self.sessions_to_close.contains_key(&now) {
+ self.sessions_to_close.insert(now, Vec::new());
+ }
+ self.sessions_to_close.get_mut(&now).unwrap().push(session);
+ } else if path == "/closeafter100ms" {
+ session
+ .response(&WebTransportSessionAcceptAction::Accept)
+ .unwrap();
+ let expires = Instant::now() + Duration::from_millis(100);
+ if !self.sessions_to_close.contains_key(&expires) {
+ self.sessions_to_close.insert(expires, Vec::new());
+ }
+ self.sessions_to_close
+ .get_mut(&expires)
+ .unwrap()
+ .push(session);
+ } else if path == "/create_unidi_stream" {
+ session
+ .response(&WebTransportSessionAcceptAction::Accept)
+ .unwrap();
+ self.sessions_to_create_stream.push((
+ session,
+ StreamType::UniDi,
+ false,
+ ));
+ } else if path == "/create_unidi_stream_and_hello" {
+ session
+ .response(&WebTransportSessionAcceptAction::Accept)
+ .unwrap();
+ self.sessions_to_create_stream.push((
+ session,
+ StreamType::UniDi,
+ true,
+ ));
+ } else if path == "/create_bidi_stream" {
+ session
+ .response(&WebTransportSessionAcceptAction::Accept)
+ .unwrap();
+ self.sessions_to_create_stream.push((
+ session,
+ StreamType::BiDi,
+ false,
+ ));
+ } else if path == "/create_bidi_stream_and_hello" {
+ self.webtransport_bidi_stream.clear();
+ session
+ .response(&WebTransportSessionAcceptAction::Accept)
+ .unwrap();
+ self.sessions_to_create_stream.push((
+ session,
+ StreamType::BiDi,
+ true,
+ ));
+ } else {
+ session
+ .response(&WebTransportSessionAcceptAction::Accept)
+ .unwrap();
+ }
+ }
+ _ => {
+ session
+ .response(&WebTransportSessionAcceptAction::Reject(
+ [Header::new(":status", "404")].to_vec(),
+ ))
+ .unwrap();
+ }
+ }
+ }
+ Http3ServerEvent::WebTransport(WebTransportServerEvent::SessionClosed {
+ session,
+ reason,
+ headers: _,
+ }) => {
+ qdebug!(
+ "WebTransportServerEvent::SessionClosed {:?} {:?}",
+ session,
+ reason
+ );
+ }
+ Http3ServerEvent::WebTransport(WebTransportServerEvent::NewStream(stream)) => {
+ // new stream could be from client-outgoing unidirectional
+ // or bidirectional
+ if !stream.stream_info.is_http() {
+ if stream.stream_id().is_bidi() {
+ self.webtransport_bidi_stream.insert(stream);
+ } else {
+ // Newly created stream happens on same connection
+ // as the stream creation for client's incoming stream.
+ // Link the streams with map for echo back
+ if self.wt_unidi_conn_to_stream.contains_key(&stream.conn) {
+ let s = self.wt_unidi_conn_to_stream.remove(&stream.conn).unwrap();
+ self.wt_unidi_echo_back.insert(stream, s);
+ }
+ }
+ }
+ }
+ Http3ServerEvent::WebTransport(WebTransportServerEvent::Datagram {
+ session,
+ datagram,
+ }) => {
+ qdebug!(
+ "WebTransportServerEvent::Datagram {:?} {:?}",
+ session,
+ datagram
+ );
+ self.received_datagram = Some(datagram);
+ }
+ }
+ }
+ }
+
+ fn get_timeout(&self) -> Option<Duration> {
+ if let Some(next) = self.sessions_to_close.keys().min() {
+ return Some(max(*next - Instant::now(), Duration::from_millis(0)));
+ }
+ None
+ }
+}
+
+impl HttpServer for Server {
+ fn process(&mut self, dgram: Option<Datagram>) -> Output {
+ self.process(dgram.as_ref(), Instant::now())
+ }
+
+ fn process_events(&mut self) {
+ let active_conns = self.active_connections();
+ for mut acr in active_conns {
+ loop {
+ let event = match acr.borrow_mut().next_event() {
+ None => break,
+ Some(e) => e,
+ };
+ match event {
+ ConnectionEvent::RecvStreamReadable { stream_id } => {
+ if stream_id.is_bidi() && stream_id.is_client_initiated() {
+ // We are only interesting in request streams
+ acr.borrow_mut()
+ .stream_send(stream_id, HTTP_RESPONSE_WITH_WRONG_FRAME)
+ .expect("Read should succeed");
+ }
+ }
+ _ => {}
+ }
+ }
+ }
+ }
+}
+
+struct Http3ProxyServer {
+ server: Http3Server,
+ responses: HashMap<Http3OrWebTransportStream, Vec<u8>>,
+ server_port: i32,
+ request_header: HashMap<StreamId, Vec<Header>>,
+ request_body: HashMap<StreamId, Vec<u8>>,
+ #[cfg(not(target_os = "android"))]
+ stream_map: HashMap<StreamId, Http3OrWebTransportStream>,
+ #[cfg(not(target_os = "android"))]
+ response_to_send: HashMap<StreamId, Receiver<(Vec<Header>, Vec<u8>)>>,
+}
+
+impl ::std::fmt::Display for Http3ProxyServer {
+ fn fmt(&self, f: &mut ::std::fmt::Formatter) -> ::std::fmt::Result {
+ write!(f, "{}", self.server)
+ }
+}
+
+impl Http3ProxyServer {
+ pub fn new(server: Http3Server, server_port: i32) -> Self {
+ Self {
+ server,
+ responses: HashMap::new(),
+ server_port,
+ request_header: HashMap::new(),
+ request_body: HashMap::new(),
+ #[cfg(not(target_os = "android"))]
+ stream_map: HashMap::new(),
+ #[cfg(not(target_os = "android"))]
+ response_to_send: HashMap::new(),
+ }
+ }
+
+ #[cfg(not(target_os = "android"))]
+ fn new_response(&mut self, mut stream: Http3OrWebTransportStream, mut data: Vec<u8>) {
+ if data.len() == 0 {
+ let _ = stream.stream_close_send();
+ return;
+ }
+ match stream.send_data(&data) {
+ Ok(sent) => {
+ if sent < data.len() {
+ self.responses.insert(stream, data.split_off(sent));
+ } else {
+ stream.stream_close_send().unwrap();
+ }
+ }
+ Err(e) => {
+ eprintln!("error is {:?}, stream will be reset", e);
+ let _ = stream.stream_reset_send(Error::HttpRequestCancelled.code());
+ }
+ }
+ }
+
+ fn handle_stream_writable(&mut self, mut stream: Http3OrWebTransportStream) {
+ if let Some(data) = self.responses.get_mut(&stream) {
+ match stream.send_data(&data) {
+ Ok(sent) => {
+ if sent < data.len() {
+ let new_d = (*data).split_off(sent);
+ *data = new_d;
+ } else {
+ stream.stream_close_send().unwrap();
+ self.responses.remove(&stream);
+ }
+ }
+ Err(_) => {
+ eprintln!("Unexpected error");
+ }
+ }
+ }
+ }
+
+ #[cfg(not(target_os = "android"))]
+ async fn fetch_url(
+ request: hyper::Request<Body>,
+ out_header: &mut Vec<Header>,
+ out_body: &mut Vec<u8>,
+ ) -> Result<(), Box<dyn std::error::Error + Send + Sync>> {
+ let client = Client::new();
+ let mut resp = client.request(request).await?;
+ out_header.push(Header::new(":status", resp.status().as_str()));
+ for (key, value) in resp.headers() {
+ out_header.push(Header::new(
+ key.as_str().to_ascii_lowercase(),
+ match value.to_str() {
+ Ok(str) => str,
+ _ => "",
+ },
+ ));
+ }
+
+ while let Some(chunk) = resp.body_mut().data().await {
+ match chunk {
+ Ok(data) => {
+ out_body.append(&mut data.to_vec());
+ }
+ _ => {}
+ }
+ }
+
+ Ok(())
+ }
+
+ #[cfg(not(target_os = "android"))]
+ fn fetch(
+ &mut self,
+ mut stream: Http3OrWebTransportStream,
+ request_headers: &Vec<Header>,
+ request_body: Vec<u8>,
+ ) {
+ let mut request: hyper::Request<Body> = Request::default();
+ let mut path = String::new();
+ for hdr in request_headers.iter() {
+ match hdr.name() {
+ ":method" => {
+ *request.method_mut() = Method::from_bytes(hdr.value().as_bytes()).unwrap();
+ }
+ ":scheme" => {}
+ ":authority" => {
+ request.headers_mut().insert(
+ hyper::header::HOST,
+ HeaderValue::from_str(hdr.value()).unwrap(),
+ );
+ }
+ ":path" => {
+ path = String::from(hdr.value());
+ }
+ _ => {
+ if let Ok(hdr_name) = HeaderName::from_lowercase(hdr.name().as_bytes()) {
+ request
+ .headers_mut()
+ .insert(hdr_name, HeaderValue::from_str(hdr.value()).unwrap());
+ }
+ }
+ }
+ }
+ *request.body_mut() = Body::from(request_body);
+ *request.uri_mut() =
+ match format!("http://127.0.0.1:{}{}", self.server_port.to_string(), path).parse() {
+ Ok(uri) => uri,
+ _ => {
+ eprintln!("invalid uri: {}", path);
+ stream
+ .send_headers(&[
+ Header::new(":status", "400"),
+ Header::new("cache-control", "no-cache"),
+ Header::new("content-length", "0"),
+ ])
+ .unwrap();
+ return;
+ }
+ };
+ qtrace!("request header: {:?}", request);
+
+ let (sender, receiver) = channel();
+ thread::spawn(move || {
+ let rt = tokio::runtime::Runtime::new().unwrap();
+ let mut h: Vec<Header> = Vec::new();
+ let mut data: Vec<u8> = Vec::new();
+ let _ = rt.block_on(Self::fetch_url(request, &mut h, &mut data));
+ qtrace!("response headers: {:?}", h);
+ qtrace!("res data: {:02X?}", data);
+
+ match sender.send((h, data)) {
+ Ok(()) => {}
+ _ => {
+ eprintln!("sender.send failed");
+ }
+ }
+ });
+
+ self.response_to_send.insert(stream.stream_id(), receiver);
+ self.stream_map.insert(stream.stream_id(), stream);
+ }
+
+ #[cfg(target_os = "android")]
+ fn fetch(
+ &mut self,
+ mut _stream: Http3OrWebTransportStream,
+ _request_headers: &Vec<Header>,
+ _request_body: Vec<u8>,
+ ) {
+ // do nothing
+ }
+
+ #[cfg(not(target_os = "android"))]
+ fn maybe_process_response(&mut self) {
+ let mut data_to_send = HashMap::new();
+ self.response_to_send
+ .retain(|id, receiver| match receiver.try_recv() {
+ Ok((headers, body)) => {
+ data_to_send.insert(*id, (headers.clone(), body.clone()));
+ false
+ }
+ Err(TryRecvError::Empty) => true,
+ Err(TryRecvError::Disconnected) => false,
+ });
+ while let Some(id) = data_to_send.keys().next().cloned() {
+ let mut stream = self.stream_map.remove(&id).unwrap();
+ let (header, data) = data_to_send.remove(&id).unwrap();
+ qtrace!("response headers: {:?}", header);
+ match stream.send_headers(&header) {
+ Ok(()) => {
+ self.new_response(stream, data);
+ }
+ _ => {}
+ }
+ }
+ }
+}
+
+impl HttpServer for Http3ProxyServer {
+ fn process(&mut self, dgram: Option<Datagram>) -> Output {
+ self.server.process(dgram.as_ref(), Instant::now())
+ }
+
+ fn process_events(&mut self) {
+ #[cfg(not(target_os = "android"))]
+ self.maybe_process_response();
+ while let Some(event) = self.server.next_event() {
+ qtrace!("Event: {:?}", event);
+ match event {
+ Http3ServerEvent::Headers {
+ mut stream,
+ headers,
+ fin: _,
+ } => {
+ qtrace!("Headers {:?}", headers);
+ if self.server_port != -1 {
+ let method_hdr = headers.iter().find(|&h| h.name() == ":method");
+ match method_hdr {
+ Some(method) => match method.value() {
+ "POST" => {
+ let content_length =
+ headers.iter().find(|&h| h.name() == "content-length");
+ if let Some(length_str) = content_length {
+ if let Ok(len) = length_str.value().parse::<u32>() {
+ if len > 0 {
+ self.request_header
+ .insert(stream.stream_id(), headers);
+ self.request_body
+ .insert(stream.stream_id(), Vec::new());
+ } else {
+ self.fetch(stream, &headers, b"".to_vec());
+ }
+ }
+ }
+ }
+ _ => {
+ self.fetch(stream, &headers, b"".to_vec());
+ }
+ },
+ _ => {}
+ }
+ } else {
+ let path_hdr = headers.iter().find(|&h| h.name() == ":path");
+ match path_hdr {
+ Some(ph) if !ph.value().is_empty() => {
+ let path = ph.value();
+ match &path[..6] {
+ "/port?" => {
+ let port = path[6..].parse::<i32>();
+ if let Ok(port) = port {
+ qtrace!("got port {}", port);
+ self.server_port = port;
+ }
+ }
+ _ => {}
+ }
+ }
+ _ => {}
+ }
+ stream
+ .send_headers(&[
+ Header::new(":status", "200"),
+ Header::new("cache-control", "no-cache"),
+ Header::new("content-length", "0"),
+ ])
+ .unwrap();
+ }
+ }
+ Http3ServerEvent::Data {
+ stream,
+ mut data,
+ fin,
+ } => {
+ if let Some(d) = self.request_body.get_mut(&stream.stream_id()) {
+ d.append(&mut data);
+ }
+ if fin {
+ if let Some(d) = self.request_body.remove(&stream.stream_id()) {
+ let headers = self.request_header.remove(&stream.stream_id()).unwrap();
+ self.fetch(stream, &headers, d);
+ }
+ }
+ }
+ Http3ServerEvent::DataWritable { stream } => self.handle_stream_writable(stream),
+ Http3ServerEvent::StateChange { .. } | Http3ServerEvent::PriorityUpdate { .. } => {}
+ Http3ServerEvent::StreamReset { stream, error } => {
+ qtrace!("Http3ServerEvent::StreamReset {:?} {:?}", stream, error);
+ }
+ Http3ServerEvent::StreamStopSending { stream, error } => {
+ qtrace!(
+ "Http3ServerEvent::StreamStopSending {:?} {:?}",
+ stream,
+ error
+ );
+ }
+ Http3ServerEvent::WebTransport(_) => {}
+ }
+ }
+ }
+}
+
+#[derive(Default)]
+struct NonRespondingServer {}
+
+impl ::std::fmt::Display for NonRespondingServer {
+ fn fmt(&self, f: &mut ::std::fmt::Formatter) -> ::std::fmt::Result {
+ write!(f, "NonRespondingServer")
+ }
+}
+
+impl HttpServer for NonRespondingServer {
+ fn process(&mut self, _dgram: Option<Datagram>) -> Output {
+ Output::None
+ }
+
+ fn process_events(&mut self) {}
+}
+
+fn emit_packet(socket: &UdpSocket, out_dgram: Datagram) {
+ let res = match socket.send_to(&out_dgram, &out_dgram.destination()) {
+ Err(ref err) if err.kind() == io::ErrorKind::WouldBlock => 0,
+ Err(err) => {
+ eprintln!("UDP send error: {:?}", err);
+ exit(1);
+ }
+ Ok(res) => res,
+ };
+ if res != out_dgram.len() {
+ qinfo!("Unable to send all {} bytes of datagram", out_dgram.len());
+ }
+}
+
+fn process(
+ server: &mut dyn HttpServer,
+ svr_timeout: &mut Option<Timeout>,
+ inx: usize,
+ dgram: Option<Datagram>,
+ timer: &mut Timer<usize>,
+ socket: &mut UdpSocket,
+) -> bool {
+ match server.process(dgram) {
+ Output::Datagram(dgram) => {
+ emit_packet(socket, dgram);
+ true
+ }
+ Output::Callback(mut new_timeout) => {
+ if let Some(t) = server.get_timeout() {
+ new_timeout = min(new_timeout, t);
+ }
+ if let Some(svr_timeout) = svr_timeout {
+ timer.cancel_timeout(svr_timeout);
+ }
+
+ qinfo!("Setting timeout of {:?} for {}", new_timeout, server);
+ if new_timeout > Duration::from_secs(1) {
+ new_timeout = Duration::from_millis(500);
+ }
+ *svr_timeout = Some(timer.set_timeout(new_timeout, inx));
+ false
+ }
+ Output::None => {
+ qdebug!("Output::None");
+ false
+ }
+ }
+}
+
+fn read_dgram(
+ socket: &mut UdpSocket,
+ local_address: &SocketAddr,
+) -> Result<Option<Datagram>, io::Error> {
+ let buf = &mut [0u8; 2048];
+ let res = socket.recv_from(&mut buf[..]);
+ if let Some(err) = res.as_ref().err() {
+ if err.kind() != io::ErrorKind::WouldBlock {
+ eprintln!("UDP recv error: {:?}", err);
+ }
+ return Ok(None);
+ };
+
+ let (sz, remote_addr) = res.unwrap();
+ if sz == buf.len() {
+ eprintln!("Might have received more than {} bytes", buf.len());
+ }
+
+ if sz == 0 {
+ eprintln!("zero length datagram received?");
+ Ok(None)
+ } else {
+ Ok(Some(Datagram::new(
+ remote_addr,
+ *local_address,
+ IpTos::default(),
+ None,
+ &buf[..sz],
+ )))
+ }
+}
+
+enum ServerType {
+ Http3,
+ Http3Fail,
+ Http3NoResponse,
+ Http3Ech,
+ Http3Proxy,
+}
+
+struct ServersRunner {
+ hosts: Vec<SocketAddr>,
+ poll: Poll,
+ sockets: Vec<UdpSocket>,
+ servers: HashMap<SocketAddr, (Box<dyn HttpServer>, Option<Timeout>)>,
+ timer: Timer<usize>,
+ active_servers: HashSet<usize>,
+ ech_config: Vec<u8>,
+}
+
+impl ServersRunner {
+ pub fn new() -> Result<Self, io::Error> {
+ Ok(Self {
+ hosts: Vec::new(),
+ poll: Poll::new()?,
+ sockets: Vec::new(),
+ servers: HashMap::new(),
+ timer: Builder::default()
+ .tick_duration(Duration::from_millis(1))
+ .build::<usize>(),
+ active_servers: HashSet::new(),
+ ech_config: Vec::new(),
+ })
+ }
+
+ pub fn init(&mut self) {
+ self.add_new_socket(0, ServerType::Http3, 0);
+ self.add_new_socket(1, ServerType::Http3Fail, 0);
+ self.add_new_socket(2, ServerType::Http3Ech, 0);
+
+ let proxy_port = match env::var("MOZ_HTTP3_PROXY_PORT") {
+ Ok(val) => val.parse::<u16>().unwrap(),
+ _ => 0,
+ };
+ self.add_new_socket(3, ServerType::Http3Proxy, proxy_port);
+ self.add_new_socket(5, ServerType::Http3NoResponse, 0);
+
+ println!(
+ "HTTP3 server listening on ports {}, {}, {}, {} and {}. EchConfig is @{}@",
+ self.hosts[0].port(),
+ self.hosts[1].port(),
+ self.hosts[2].port(),
+ self.hosts[3].port(),
+ self.hosts[4].port(),
+ BASE64_STANDARD.encode(&self.ech_config)
+ );
+ self.poll
+ .register(&self.timer, TIMER_TOKEN, Ready::readable(), PollOpt::edge())
+ .unwrap();
+ }
+
+ fn add_new_socket(&mut self, count: usize, server_type: ServerType, port: u16) -> u16 {
+ let addr = format!("127.0.0.1:{}", port).parse().unwrap();
+
+ let socket = match UdpSocket::bind(&addr) {
+ Err(err) => {
+ eprintln!("Unable to bind UDP socket: {}", err);
+ exit(1)
+ }
+ Ok(s) => s,
+ };
+
+ let local_addr = match socket.local_addr() {
+ Err(err) => {
+ eprintln!("Socket local address not bound: {}", err);
+ exit(1)
+ }
+ Ok(s) => s,
+ };
+
+ self.hosts.push(local_addr);
+
+ self.poll
+ .register(
+ &socket,
+ Token(count),
+ Ready::readable() | Ready::writable(),
+ PollOpt::edge(),
+ )
+ .unwrap();
+
+ self.sockets.push(socket);
+ let server = self.create_server(server_type);
+ self.servers.insert(local_addr, (server, None));
+ local_addr.port()
+ }
+
+ fn create_server(&mut self, server_type: ServerType) -> Box<dyn HttpServer> {
+ let anti_replay = AntiReplay::new(Instant::now(), Duration::from_secs(10), 7, 14)
+ .expect("unable to setup anti-replay");
+ let cid_mgr = Rc::new(RefCell::new(RandomConnectionIdGenerator::new(10)));
+
+ match server_type {
+ ServerType::Http3 => Box::new(Http3TestServer::new(
+ Http3Server::new(
+ Instant::now(),
+ &[" HTTP2 Test Cert"],
+ PROTOCOLS,
+ anti_replay,
+ cid_mgr,
+ Http3Parameters::default()
+ .max_table_size_encoder(MAX_TABLE_SIZE)
+ .max_table_size_decoder(MAX_TABLE_SIZE)
+ .max_blocked_streams(MAX_BLOCKED_STREAMS)
+ .webtransport(true)
+ .connection_parameters(ConnectionParameters::default().datagram_size(1200)),
+ None,
+ )
+ .expect("We cannot make a server!"),
+ )),
+ ServerType::Http3Fail => Box::new(
+ Server::new(
+ Instant::now(),
+ &[" HTTP2 Test Cert"],
+ PROTOCOLS,
+ anti_replay,
+ Box::new(AllowZeroRtt {}),
+ cid_mgr,
+ ConnectionParameters::default(),
+ )
+ .expect("We cannot make a server!"),
+ ),
+ ServerType::Http3NoResponse => Box::new(NonRespondingServer::default()),
+ ServerType::Http3Ech => {
+ let mut server = Box::new(Http3TestServer::new(
+ Http3Server::new(
+ Instant::now(),
+ &[" HTTP2 Test Cert"],
+ PROTOCOLS,
+ anti_replay,
+ cid_mgr,
+ Http3Parameters::default()
+ .max_table_size_encoder(MAX_TABLE_SIZE)
+ .max_table_size_decoder(MAX_TABLE_SIZE)
+ .max_blocked_streams(MAX_BLOCKED_STREAMS),
+ None,
+ )
+ .expect("We cannot make a server!"),
+ ));
+ let ref mut unboxed_server = (*server).server;
+ let (sk, pk) = generate_ech_keys().unwrap();
+ unboxed_server
+ .enable_ech(ECH_CONFIG_ID, ECH_PUBLIC_NAME, &sk, &pk)
+ .expect("unable to enable ech");
+ self.ech_config = Vec::from(unboxed_server.ech_config());
+ server
+ }
+ ServerType::Http3Proxy => {
+ let server_config = if env::var("MOZ_HTTP3_MOCHITEST").is_ok() {
+ ("mochitest-cert", 8888)
+ } else {
+ (" HTTP2 Test Cert", -1)
+ };
+ let server = Box::new(Http3ProxyServer::new(
+ Http3Server::new(
+ Instant::now(),
+ &[server_config.0],
+ PROTOCOLS,
+ anti_replay,
+ cid_mgr,
+ Http3Parameters::default()
+ .max_table_size_encoder(MAX_TABLE_SIZE)
+ .max_table_size_decoder(MAX_TABLE_SIZE)
+ .max_blocked_streams(MAX_BLOCKED_STREAMS)
+ .webtransport(true)
+ .connection_parameters(
+ ConnectionParameters::default().datagram_size(1200),
+ ),
+ None,
+ )
+ .expect("We cannot make a server!"),
+ server_config.1,
+ ));
+ server
+ }
+ }
+ }
+
+ fn process_datagrams_and_events(
+ &mut self,
+ inx: usize,
+ read_socket: bool,
+ ) -> Result<(), io::Error> {
+ if let Some(socket) = self.sockets.get_mut(inx) {
+ if let Some((ref mut server, svr_timeout)) =
+ self.servers.get_mut(&socket.local_addr().unwrap())
+ {
+ if read_socket {
+ loop {
+ let dgram = read_dgram(socket, &self.hosts[inx])?;
+ if dgram.is_none() {
+ break;
+ }
+ let _ = process(
+ &mut **server,
+ svr_timeout,
+ inx,
+ dgram,
+ &mut self.timer,
+ socket,
+ );
+ }
+ } else {
+ let _ = process(
+ &mut **server,
+ svr_timeout,
+ inx,
+ None,
+ &mut self.timer,
+ socket,
+ );
+ }
+ server.process_events();
+ if process(
+ &mut **server,
+ svr_timeout,
+ inx,
+ None,
+ &mut self.timer,
+ socket,
+ ) {
+ self.active_servers.insert(inx);
+ }
+ }
+ }
+ Ok(())
+ }
+
+ fn process_active_conns(&mut self) -> Result<(), io::Error> {
+ let curr_active = mem::take(&mut self.active_servers);
+ for inx in curr_active {
+ self.process_datagrams_and_events(inx, false)?;
+ }
+ Ok(())
+ }
+
+ fn process_timeout(&mut self) -> Result<(), io::Error> {
+ while let Some(inx) = self.timer.poll() {
+ qinfo!("Timer expired for {:?}", inx);
+ self.process_datagrams_and_events(inx, false)?;
+ }
+ Ok(())
+ }
+
+ pub fn run(&mut self) -> Result<(), io::Error> {
+ let mut events = Events::with_capacity(1024);
+ loop {
+ // If there are active servers do not block in poll.
+ self.poll.poll(
+ &mut events,
+ if self.active_servers.is_empty() {
+ None
+ } else {
+ Some(Duration::from_millis(0))
+ },
+ )?;
+
+ for event in &events {
+ if event.token() == TIMER_TOKEN {
+ self.process_timeout()?;
+ } else {
+ self.process_datagrams_and_events(
+ event.token().0,
+ event.readiness().is_readable(),
+ )?;
+ }
+ }
+ self.process_active_conns()?;
+ }
+ }
+}
+
+fn main() -> Result<(), io::Error> {
+ let args: Vec<String> = env::args().collect();
+ if args.len() < 2 {
+ eprintln!("Wrong arguments.");
+ exit(1)
+ }
+
+ // Read data from stdin and terminate the server if EOF is detected, which
+ // means that runxpcshelltests.py ended without shutting down the server.
+ thread::spawn(|| loop {
+ let mut buffer = String::new();
+ match io::stdin().read_line(&mut buffer) {
+ Ok(n) => {
+ if n == 0 {
+ exit(0);
+ }
+ }
+ Err(_) => {
+ exit(0);
+ }
+ }
+ });
+
+ init_db(PathBuf::from(args[1].clone()));
+
+ let mut servers_runner = ServersRunner::new()?;
+ servers_runner.init();
+ servers_runner.run()
+}
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-05 07:24:03 +0000