diff options
Diffstat (limited to 'vendor/hyper/src/server/conn/http2.rs')
| -rw-r--r-- | vendor/hyper/src/server/conn/http2.rs | 312 |
1 files changed, 0 insertions, 312 deletions
diff --git a/vendor/hyper/src/server/conn/http2.rs b/vendor/hyper/src/server/conn/http2.rs deleted file mode 100644 index e0d61c13..00000000 --- a/vendor/hyper/src/server/conn/http2.rs +++ /dev/null @@ -1,312 +0,0 @@ -//! HTTP/2 Server Connections - -use std::error::Error as StdError; -use std::fmt; -use std::future::Future; -use std::pin::Pin; -use std::sync::Arc; -use std::task::{Context, Poll}; -use std::time::Duration; - -use crate::rt::{Read, Write}; -use futures_util::ready; -use pin_project_lite::pin_project; - -use crate::body::{Body, Incoming as IncomingBody}; -use crate::proto; -use crate::rt::bounds::Http2ServerConnExec; -use crate::service::HttpService; -use crate::{common::time::Time, rt::Timer}; - -pin_project! { - /// A [`Future`](core::future::Future) representing an HTTP/2 connection, bound to a - /// [`Service`](crate::service::Service), returned from - /// [`Builder::serve_connection`](struct.Builder.html#method.serve_connection). - /// - /// To drive HTTP on this connection this future **must be polled**, typically with - /// `.await`. If it isn't polled, no progress will be made on this connection. - #[must_use = "futures do nothing unless polled"] - pub struct Connection<T, S, E> - where - S: HttpService<IncomingBody>, - { - conn: proto::h2::Server<T, S, S::ResBody, E>, - } -} - -/// A configuration builder for HTTP/2 server connections. -/// -/// **Note**: The default values of options are *not considered stable*. They -/// are subject to change at any time. -#[derive(Clone, Debug)] -pub struct Builder<E> { - exec: E, - timer: Time, - h2_builder: proto::h2::server::Config, -} - -// ===== impl Connection ===== - -impl<I, S, E> fmt::Debug for Connection<I, S, E> -where - S: HttpService<IncomingBody>, -{ - fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result { - f.debug_struct("Connection").finish() - } -} - -impl<I, B, S, E> Connection<I, S, E> -where - S: HttpService<IncomingBody, ResBody = B>, - S::Error: Into<Box<dyn StdError + Send + Sync>>, - I: Read + Write + Unpin, - B: Body + 'static, - B::Error: Into<Box<dyn StdError + Send + Sync>>, - E: Http2ServerConnExec<S::Future, B>, -{ - /// Start a graceful shutdown process for this connection. - /// - /// This `Connection` should continue to be polled until shutdown - /// can finish. - /// - /// # Note - /// - /// This should only be called while the `Connection` future is still - /// pending. If called after `Connection::poll` has resolved, this does - /// nothing. - pub fn graceful_shutdown(mut self: Pin<&mut Self>) { - self.conn.graceful_shutdown(); - } -} - -impl<I, B, S, E> Future for Connection<I, S, E> -where - S: HttpService<IncomingBody, ResBody = B>, - S::Error: Into<Box<dyn StdError + Send + Sync>>, - I: Read + Write + Unpin, - B: Body + 'static, - B::Error: Into<Box<dyn StdError + Send + Sync>>, - E: Http2ServerConnExec<S::Future, B>, -{ - type Output = crate::Result<()>; - - fn poll(mut self: Pin<&mut Self>, cx: &mut Context<'_>) -> Poll<Self::Output> { - match ready!(Pin::new(&mut self.conn).poll(cx)) { - Ok(_done) => { - //TODO: the proto::h2::Server no longer needs to return - //the Dispatched enum - Poll::Ready(Ok(())) - } - Err(e) => Poll::Ready(Err(e)), - } - } -} - -// ===== impl Builder ===== - -impl<E> Builder<E> { - /// Create a new connection builder. - /// - /// This starts with the default options, and an executor which is a type - /// that implements [`Http2ServerConnExec`] trait. - /// - /// [`Http2ServerConnExec`]: crate::rt::bounds::Http2ServerConnExec - pub fn new(exec: E) -> Self { - Self { - exec, - timer: Time::Empty, - h2_builder: Default::default(), - } - } - - /// Configures the maximum number of pending reset streams allowed before a GOAWAY will be sent. - /// - /// This will default to the default value set by the [`h2` crate](https://crates.io/crates/h2). - /// As of v0.4.0, it is 20. - /// - /// See <https://github.com/hyperium/hyper/issues/2877> for more information. - pub fn max_pending_accept_reset_streams(&mut self, max: impl Into<Option<usize>>) -> &mut Self { - self.h2_builder.max_pending_accept_reset_streams = max.into(); - self - } - - /// Configures the maximum number of local reset streams allowed before a GOAWAY will be sent. - /// - /// If not set, hyper will use a default, currently of 1024. - /// - /// If `None` is supplied, hyper will not apply any limit. - /// This is not advised, as it can potentially expose servers to DOS vulnerabilities. - /// - /// See <https://rustsec.org/advisories/RUSTSEC-2024-0003.html> for more information. - #[cfg(feature = "http2")] - #[cfg_attr(docsrs, doc(cfg(feature = "http2")))] - pub fn max_local_error_reset_streams(&mut self, max: impl Into<Option<usize>>) -> &mut Self { - self.h2_builder.max_local_error_reset_streams = max.into(); - self - } - - /// Sets the [`SETTINGS_INITIAL_WINDOW_SIZE`][spec] option for HTTP2 - /// stream-level flow control. - /// - /// Passing `None` will do nothing. - /// - /// If not set, hyper will use a default. - /// - /// [spec]: https://httpwg.org/specs/rfc9113.html#SETTINGS_INITIAL_WINDOW_SIZE - pub fn initial_stream_window_size(&mut self, sz: impl Into<Option<u32>>) -> &mut Self { - if let Some(sz) = sz.into() { - self.h2_builder.adaptive_window = false; - self.h2_builder.initial_stream_window_size = sz; - } - self - } - - /// Sets the max connection-level flow control for HTTP2. - /// - /// Passing `None` will do nothing. - /// - /// If not set, hyper will use a default. - pub fn initial_connection_window_size(&mut self, sz: impl Into<Option<u32>>) -> &mut Self { - if let Some(sz) = sz.into() { - self.h2_builder.adaptive_window = false; - self.h2_builder.initial_conn_window_size = sz; - } - self - } - - /// Sets whether to use an adaptive flow control. - /// - /// Enabling this will override the limits set in - /// `initial_stream_window_size` and - /// `initial_connection_window_size`. - pub fn adaptive_window(&mut self, enabled: bool) -> &mut Self { - use proto::h2::SPEC_WINDOW_SIZE; - - self.h2_builder.adaptive_window = enabled; - if enabled { - self.h2_builder.initial_conn_window_size = SPEC_WINDOW_SIZE; - self.h2_builder.initial_stream_window_size = SPEC_WINDOW_SIZE; - } - self - } - - /// Sets the maximum frame size to use for HTTP2. - /// - /// Passing `None` will do nothing. - /// - /// If not set, hyper will use a default. - pub fn max_frame_size(&mut self, sz: impl Into<Option<u32>>) -> &mut Self { - if let Some(sz) = sz.into() { - self.h2_builder.max_frame_size = sz; - } - self - } - - /// Sets the [`SETTINGS_MAX_CONCURRENT_STREAMS`][spec] option for HTTP2 - /// connections. - /// - /// Default is 200, but not part of the stability of hyper. It could change - /// in a future release. You are encouraged to set your own limit. - /// - /// Passing `None` will remove any limit. - /// - /// [spec]: https://httpwg.org/specs/rfc9113.html#SETTINGS_MAX_CONCURRENT_STREAMS - pub fn max_concurrent_streams(&mut self, max: impl Into<Option<u32>>) -> &mut Self { - self.h2_builder.max_concurrent_streams = max.into(); - self - } - - /// Sets an interval for HTTP2 Ping frames should be sent to keep a - /// connection alive. - /// - /// Pass `None` to disable HTTP2 keep-alive. - /// - /// Default is currently disabled. - pub fn keep_alive_interval(&mut self, interval: impl Into<Option<Duration>>) -> &mut Self { - self.h2_builder.keep_alive_interval = interval.into(); - self - } - - /// Sets a timeout for receiving an acknowledgement of the keep-alive ping. - /// - /// If the ping is not acknowledged within the timeout, the connection will - /// be closed. Does nothing if `keep_alive_interval` is disabled. - /// - /// Default is 20 seconds. - pub fn keep_alive_timeout(&mut self, timeout: Duration) -> &mut Self { - self.h2_builder.keep_alive_timeout = timeout; - self - } - - /// Set the maximum write buffer size for each HTTP/2 stream. - /// - /// Default is currently ~400KB, but may change. - /// - /// # Panics - /// - /// The value must be no larger than `u32::MAX`. - pub fn max_send_buf_size(&mut self, max: usize) -> &mut Self { - assert!(max <= u32::MAX as usize); - self.h2_builder.max_send_buffer_size = max; - self - } - - /// Enables the [extended CONNECT protocol]. - /// - /// [extended CONNECT protocol]: https://datatracker.ietf.org/doc/html/rfc8441#section-4 - pub fn enable_connect_protocol(&mut self) -> &mut Self { - self.h2_builder.enable_connect_protocol = true; - self - } - - /// Sets the max size of received header frames. - /// - /// Default is currently 16KB, but can change. - pub fn max_header_list_size(&mut self, max: u32) -> &mut Self { - self.h2_builder.max_header_list_size = max; - self - } - - /// Set the timer used in background tasks. - pub fn timer<M>(&mut self, timer: M) -> &mut Self - where - M: Timer + Send + Sync + 'static, - { - self.timer = Time::Timer(Arc::new(timer)); - self - } - - /// Set whether the `date` header should be included in HTTP responses. - /// - /// Note that including the `date` header is recommended by RFC 7231. - /// - /// Default is true. - pub fn auto_date_header(&mut self, enabled: bool) -> &mut Self { - self.h2_builder.date_header = enabled; - self - } - - /// Bind a connection together with a [`Service`](crate::service::Service). - /// - /// This returns a Future that must be polled in order for HTTP to be - /// driven on the connection. - pub fn serve_connection<S, I, Bd>(&self, io: I, service: S) -> Connection<I, S, E> - where - S: HttpService<IncomingBody, ResBody = Bd>, - S::Error: Into<Box<dyn StdError + Send + Sync>>, - Bd: Body + 'static, - Bd::Error: Into<Box<dyn StdError + Send + Sync>>, - I: Read + Write + Unpin, - E: Http2ServerConnExec<S::Future, Bd>, - { - let proto = proto::h2::Server::new( - io, - service, - &self.h2_builder, - self.exec.clone(), - self.timer.clone(), - ); - Connection { conn: proto } - } -} |