diff options
Diffstat (limited to 'src/web/web_server.rs')
-rw-r--r-- | src/web/web_server.rs | 119 |
1 files changed, 66 insertions, 53 deletions
diff --git a/src/web/web_server.rs b/src/web/web_server.rs index 73780efb..ce438469 100644 --- a/src/web/web_server.rs +++ b/src/web/web_server.rs @@ -4,16 +4,17 @@ use std::{convert::Infallible, sync::Arc}; use futures::future::Future; +use hyper::server::conn::http1; use hyper::{ + body::Incoming as IncomingBody, header::{HeaderValue, HOST}, - server::conn::AddrStream, - service::{make_service_fn, service_fn}, - Body, Method, Request, Response, Server, StatusCode, + service::service_fn, + Method, Request, Response, StatusCode, }; +use hyper_util::rt::TokioIo; -use hyperlocal::UnixServerExt; - -use tokio::net::UnixStream; +use tokio::io::{AsyncRead, AsyncWrite}; +use tokio::net::{TcpListener, UnixListener}; use opentelemetry::{ global, @@ -24,7 +25,7 @@ use opentelemetry::{ use crate::error::*; -use garage_api::helpers::{authority_to_host, host_to_bucket}; +use garage_api::helpers::*; use garage_api::s3::cors::{add_cors_headers, find_matching_cors_rule, handle_options_for_bucket}; use garage_api::s3::error::{ CommonErrorDerivative, Error as ApiError, OkOrBadRequest, OkOrInternalError, @@ -76,7 +77,7 @@ impl WebServer { /// Run a web server pub async fn run( garage: Arc<Garage>, - addr: UnixOrTCPSocketAddress, + bind_addr: UnixOrTCPSocketAddress, root_domain: String, shutdown_signal: impl Future<Output = ()>, ) -> Result<(), GarageError> { @@ -87,65 +88,73 @@ impl WebServer { root_domain, }); - let tcp_service = make_service_fn(|conn: &AddrStream| { - let web_server = web_server.clone(); - - let client_addr = conn.remote_addr(); - async move { - Ok::<_, Error>(service_fn(move |req: Request<Body>| { - let web_server = web_server.clone(); - - web_server.handle_request(req, client_addr.to_string()) - })) - } - }); - - let unix_service = make_service_fn(|_: &UnixStream| { - let web_server = web_server.clone(); + info!("Web server listening on {}", bind_addr); - let path = addr.to_string(); - async move { - Ok::<_, Error>(service_fn(move |req: Request<Body>| { - let web_server = web_server.clone(); + tokio::pin!(shutdown_signal); - web_server.handle_request(req, path.clone()) - })) - } - }); + match bind_addr { + UnixOrTCPSocketAddress::TCPSocket(addr) => { + let listener = TcpListener::bind(addr).await?; - info!("Web server listening on {}", addr); + loop { + let (stream, client_addr) = tokio::select! { + acc = listener.accept() => acc?, + _ = &mut shutdown_signal => break, + }; - match addr { - UnixOrTCPSocketAddress::TCPSocket(addr) => { - Server::bind(&addr) - .serve(tcp_service) - .with_graceful_shutdown(shutdown_signal) - .await? + web_server.launch_handler(stream, client_addr.to_string()); + } } UnixOrTCPSocketAddress::UnixSocket(ref path) => { if path.exists() { fs::remove_file(path)? } - let bound = Server::bind_unix(path)?; + let listener = UnixListener::bind(path)?; fs::set_permissions(path, Permissions::from_mode(0o222))?; - bound - .serve(unix_service) - .with_graceful_shutdown(shutdown_signal) - .await?; + loop { + let (stream, _) = tokio::select! { + acc = listener.accept() => acc?, + _ = &mut shutdown_signal => break, + }; + + web_server.launch_handler(stream, path.display().to_string()); + } } }; Ok(()) } + fn launch_handler<S>(self: &Arc<Self>, stream: S, client_addr: String) + where + S: AsyncRead + AsyncWrite + Send + Sync + 'static, + { + let this = self.clone(); + let io = TokioIo::new(stream); + + let serve = move |req: Request<IncomingBody>| { + this.clone().handle_request(req, client_addr.to_string()) + }; + + tokio::task::spawn(async move { + let io = Box::pin(io); + if let Err(e) = http1::Builder::new() + .serve_connection(io, service_fn(serve)) + .await + { + debug!("Error handling HTTP connection: {}", e); + } + }); + } + async fn handle_request( self: Arc<Self>, - req: Request<Body>, + req: Request<IncomingBody>, addr: String, - ) -> Result<Response<Body>, Infallible> { + ) -> Result<Response<BoxBody<Error>>, Infallible> { if let Ok(forwarded_for_ip_addr) = forwarded_headers::handle_forwarded_for_headers(req.headers()) { @@ -187,7 +196,8 @@ impl WebServer { match res { Ok(res) => { debug!("{} {} {}", req.method(), res.status(), req.uri()); - Ok(res) + Ok(res + .map(|body| BoxBody::new(http_body_util::BodyExt::map_err(body, Error::from)))) } Err(error) => { info!( @@ -220,7 +230,10 @@ impl WebServer { Ok(exists) } - async fn serve_file(self: &Arc<Self>, req: &Request<Body>) -> Result<Response<Body>, Error> { + async fn serve_file( + self: &Arc<Self>, + req: &Request<IncomingBody>, + ) -> Result<Response<BoxBody<ApiError>>, Error> { // Get http authority string (eg. [::1]:3902 or garage.tld:80) let authority = req .headers() @@ -268,8 +281,8 @@ impl WebServer { let ret_doc = match *req.method() { Method::OPTIONS => handle_options_for_bucket(req, &bucket), - Method::HEAD => handle_head(self.garage.clone(), req, bucket_id, &key, None).await, - Method::GET => handle_get(self.garage.clone(), req, bucket_id, &key, None).await, + Method::HEAD => handle_head(self.garage.clone(), &req, bucket_id, &key, None).await, + Method::GET => handle_get(self.garage.clone(), &req, bucket_id, &key, None).await, _ => Err(ApiError::bad_request("HTTP method not supported")), }; @@ -281,7 +294,7 @@ impl WebServer { Ok(Response::builder() .status(StatusCode::FOUND) .header("Location", url) - .body(Body::empty()) + .body(empty_body()) .unwrap()) } _ => ret_doc, @@ -310,7 +323,7 @@ impl WebServer { // Create a fake HTTP request with path = the error document let req2 = Request::builder() .uri(format!("http://{}/{}", host, &error_document)) - .body(Body::empty()) + .body(empty_body::<Infallible>()) .unwrap(); match handle_get(self.garage.clone(), &req2, bucket_id, &error_document, None).await @@ -358,7 +371,7 @@ impl WebServer { } } -fn error_to_res(e: Error) -> Response<Body> { +fn error_to_res(e: Error) -> Response<BoxBody<Error>> { // If we are here, it is either that: // - there was an error before trying to get the requested URL // from the bucket (e.g. bucket not found) @@ -366,7 +379,7 @@ fn error_to_res(e: Error) -> Response<Body> { // was a HEAD request or we couldn't get the error document) // We do NOT enter this code path when returning the bucket's // error document (this is handled in serve_file) - let body = Body::from(format!("{}\n", e)); + let body = string_body(format!("{}\n", e)); let mut http_error = Response::new(body); *http_error.status_mut() = e.http_status_code(); e.add_headers(http_error.headers_mut()); |