Hot-Reloading Refactor
Signed-off-by: Jason Volk <jason@zemos.net>
This commit is contained in:
Jason Volk
June 🍓🦴
parent
ae1a4fd283
commit
6c1434c165
212 changed files with 5679 additions and 4206 deletions
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@ -1,258 +1,29 @@
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use std::{any::Any, io, sync::atomic, time::Duration};
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pub(crate) mod layers;
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pub(crate) mod request;
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pub(crate) mod router;
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pub(crate) mod run;
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pub(crate) mod serve;
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use axum::{
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extract::{DefaultBodyLimit, MatchedPath},
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response::IntoResponse,
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Router,
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};
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use http::{
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header::{self, HeaderName, HeaderValue},
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Method, StatusCode, Uri,
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};
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use ruma::api::client::{
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error::{Error as RumaError, ErrorBody, ErrorKind},
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uiaa::UiaaResponse,
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};
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use tower::ServiceBuilder;
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use tower_http::{
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catch_panic::CatchPanicLayer,
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cors::{self, CorsLayer},
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set_header::SetResponseHeaderLayer,
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trace::{DefaultOnFailure, DefaultOnRequest, DefaultOnResponse, TraceLayer},
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ServiceBuilderExt as _,
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};
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use tracing::{debug, error, trace, Level};
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extern crate conduit_core as conduit;
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use super::{api::ruma_wrapper::RumaResponse, debug_error, services, utils::error::Result, Server};
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use std::{future::Future, pin::Pin, sync::Arc};
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mod routes;
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use conduit::{Result, Server};
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pub(crate) async fn build(server: &Server) -> io::Result<axum::routing::IntoMakeService<Router>> {
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let base_middlewares = ServiceBuilder::new();
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#[cfg(feature = "sentry_telemetry")]
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let base_middlewares = base_middlewares.layer(sentry_tower::NewSentryLayer::<http::Request<_>>::new_from_top());
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conduit::mod_ctor! {}
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conduit::mod_dtor! {}
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let x_forwarded_for = HeaderName::from_static("x-forwarded-for");
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let permissions_policy = HeaderName::from_static("permissions-policy");
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let origin_agent_cluster = HeaderName::from_static("origin-agent-cluster"); // https://developer.mozilla.org/en-US/docs/Web/HTTP/Headers/Origin-Agent-Cluster
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let middlewares = base_middlewares
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.sensitive_headers([header::AUTHORIZATION])
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.sensitive_request_headers([x_forwarded_for].into())
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.layer(axum::middleware::from_fn(request_spawn))
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.layer(
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TraceLayer::new_for_http()
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.make_span_with(tracing_span::<_>)
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.on_failure(DefaultOnFailure::new().level(Level::ERROR))
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.on_request(DefaultOnRequest::new().level(Level::TRACE))
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.on_response(DefaultOnResponse::new().level(Level::DEBUG)),
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)
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.layer(axum::middleware::from_fn(request_handle))
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.layer(SetResponseHeaderLayer::if_not_present(
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origin_agent_cluster,
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HeaderValue::from_static("?1"),
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))
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.layer(SetResponseHeaderLayer::if_not_present(
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header::X_CONTENT_TYPE_OPTIONS,
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HeaderValue::from_static("nosniff"),
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))
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.layer(SetResponseHeaderLayer::if_not_present(
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header::X_XSS_PROTECTION,
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HeaderValue::from_static("0"),
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))
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.layer(SetResponseHeaderLayer::if_not_present(
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header::X_FRAME_OPTIONS,
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HeaderValue::from_static("DENY"),
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))
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.layer(SetResponseHeaderLayer::if_not_present(
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permissions_policy,
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HeaderValue::from_static("interest-cohort=(),browsing-topics=()"),
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))
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.layer(SetResponseHeaderLayer::if_not_present(
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header::CONTENT_SECURITY_POLICY,
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HeaderValue::from_static(
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"sandbox; default-src 'none'; font-src 'none'; script-src 'none'; plugin-types application/pdf; \
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style-src 'unsafe-inline'; object-src 'self'; frame-ancesors 'none';",
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),
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))
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.layer(cors_layer(server))
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.layer(DefaultBodyLimit::max(
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server
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.config
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.max_request_size
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.try_into()
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.expect("failed to convert max request size"),
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))
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.layer(CatchPanicLayer::custom(catch_panic_layer));
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#[cfg(any(feature = "zstd_compression", feature = "gzip_compression", feature = "brotli_compression"))]
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{
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Ok(routes::routes(&server.config)
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.layer(compression_layer(server))
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.layer(middlewares)
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.into_make_service())
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}
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#[cfg(not(any(feature = "zstd_compression", feature = "gzip_compression", feature = "brotli_compression")))]
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{
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Ok(routes::routes().layer(middlewares).into_make_service())
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}
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#[no_mangle]
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pub extern "Rust" fn start(server: &Arc<Server>) -> Pin<Box<dyn Future<Output = Result<()>>>> {
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Box::pin(run::start(server.clone()))
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}
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#[tracing::instrument(skip_all, name = "spawn")]
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async fn request_spawn(
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req: http::Request<axum::body::Body>, next: axum::middleware::Next,
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) -> Result<axum::response::Response, StatusCode> {
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if services().globals.shutdown.load(atomic::Ordering::Relaxed) {
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return Err(StatusCode::SERVICE_UNAVAILABLE);
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}
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let fut = next.run(req);
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let task = tokio::spawn(fut);
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task.await.map_err(|_| StatusCode::INTERNAL_SERVER_ERROR)
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#[no_mangle]
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pub extern "Rust" fn stop(server: &Arc<Server>) -> Pin<Box<dyn Future<Output = Result<()>>>> {
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Box::pin(run::stop(server.clone()))
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}
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#[tracing::instrument(skip_all, name = "handle")]
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async fn request_handle(
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req: http::Request<axum::body::Body>, next: axum::middleware::Next,
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) -> Result<axum::response::Response, StatusCode> {
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let method = req.method().clone();
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let uri = req.uri().clone();
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let result = next.run(req).await;
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request_result(&method, &uri, result)
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}
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fn request_result(
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method: &Method, uri: &Uri, result: axum::response::Response,
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) -> Result<axum::response::Response, StatusCode> {
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request_result_log(method, uri, &result);
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match result.status() {
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StatusCode::METHOD_NOT_ALLOWED => request_result_403(method, uri, &result),
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_ => Ok(result),
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}
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}
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#[allow(clippy::unnecessary_wraps)]
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fn request_result_403(
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_method: &Method, _uri: &Uri, result: &axum::response::Response,
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) -> Result<axum::response::Response, StatusCode> {
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let error = UiaaResponse::MatrixError(RumaError {
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status_code: result.status(),
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body: ErrorBody::Standard {
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kind: ErrorKind::Unrecognized,
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message: "M_UNRECOGNIZED: Method not allowed for endpoint".to_owned(),
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},
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});
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Ok(RumaResponse(error).into_response())
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}
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fn request_result_log(method: &Method, uri: &Uri, result: &axum::response::Response) {
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let status = result.status();
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let reason = status.canonical_reason().unwrap_or("Unknown Reason");
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let code = status.as_u16();
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if status.is_server_error() {
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error!(method = ?method, uri = ?uri, "{code} {reason}");
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} else if status.is_client_error() {
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debug_error!(method = ?method, uri = ?uri, "{code} {reason}");
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} else if status.is_redirection() {
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debug!(method = ?method, uri = ?uri, "{code} {reason}");
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} else {
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trace!(method = ?method, uri = ?uri, "{code} {reason}");
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}
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}
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/// Cross-Origin-Resource-Sharing header as defined by spec:
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/// <https://spec.matrix.org/latest/client-server-api/#web-browser-clients>
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fn cors_layer(_server: &Server) -> CorsLayer {
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const METHODS: [Method; 7] = [
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Method::GET,
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Method::HEAD,
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Method::PATCH,
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Method::POST,
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Method::PUT,
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Method::DELETE,
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Method::OPTIONS,
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];
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let headers: [HeaderName; 5] = [
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header::ORIGIN,
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HeaderName::from_lowercase(b"x-requested-with").unwrap(),
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header::CONTENT_TYPE,
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header::ACCEPT,
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header::AUTHORIZATION,
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];
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CorsLayer::new()
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.allow_origin(cors::Any)
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.allow_methods(METHODS)
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.allow_headers(headers)
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.max_age(Duration::from_secs(86400))
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}
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#[cfg(any(feature = "zstd_compression", feature = "gzip_compression", feature = "brotli_compression"))]
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fn compression_layer(server: &Server) -> tower_http::compression::CompressionLayer {
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let mut compression_layer = tower_http::compression::CompressionLayer::new();
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#[cfg(feature = "zstd_compression")]
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{
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if server.config.zstd_compression {
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compression_layer = compression_layer.zstd(true);
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} else {
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compression_layer = compression_layer.no_zstd();
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};
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};
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#[cfg(feature = "gzip_compression")]
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{
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if server.config.gzip_compression {
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compression_layer = compression_layer.gzip(true);
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} else {
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compression_layer = compression_layer.no_gzip();
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};
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};
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#[cfg(feature = "brotli_compression")]
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{
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if server.config.brotli_compression {
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compression_layer = compression_layer.br(true);
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} else {
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compression_layer = compression_layer.no_br();
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};
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};
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compression_layer
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}
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fn tracing_span<T>(request: &http::Request<T>) -> tracing::Span {
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let path = if let Some(path) = request.extensions().get::<MatchedPath>() {
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path.as_str()
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} else {
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request.uri().path()
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};
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tracing::info_span!("router:", %path)
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}
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#[allow(clippy::needless_pass_by_value)]
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fn catch_panic_layer(err: Box<dyn Any + Send + 'static>) -> http::Response<http_body_util::Full<bytes::Bytes>> {
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let details = if let Some(s) = err.downcast_ref::<String>() {
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s.clone()
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} else if let Some(s) = err.downcast_ref::<&str>() {
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s.to_string()
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} else {
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"Unknown internal server error occurred.".to_owned()
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};
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let body = serde_json::json!({
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"errcode": "M_UNKNOWN",
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"error": "M_UNKNOWN: Internal server error occurred",
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"details": details,
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})
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.to_string();
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http::Response::builder()
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.status(StatusCode::INTERNAL_SERVER_ERROR)
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.header(header::CONTENT_TYPE, "application/json")
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.body(http_body_util::Full::from(body))
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.expect("Failed to create response for our panic catcher?")
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#[no_mangle]
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pub extern "Rust" fn run(server: &Arc<Server>) -> Pin<Box<dyn Future<Output = Result<()>>>> {
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Box::pin(run::run(server.clone()))
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}
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