43 lines
1.3 KiB
Rust
43 lines
1.3 KiB
Rust
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use bytes::IntoBuf;
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use hyper::service::{make_service_fn, service_fn};
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use hyper::{Body, Method, Request, Response, Server, StatusCode};
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use futures::future::Future;
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use crate::error::Error;
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use crate::proto::Message;
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use crate::System;
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/// This is our service handler. It receives a Request, routes on its
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/// path, and returns a Future of a Response.
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async fn echo(req: Request<Body>) -> Result<Response<Body>, Error> {
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if req.method() != &Method::POST {
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let mut bad_request = Response::default();
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*bad_request.status_mut() = StatusCode::BAD_REQUEST;
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return Ok(bad_request);
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}
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let whole_body = hyper::body::to_bytes(req.into_body()).await?;
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let msg = rmp_serde::decode::from_read::<_, Message>(whole_body.into_buf());
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let resp = Message::Ok;
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Ok(Response::new(Body::from(
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rmp_serde::encode::to_vec_named(&resp)?
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)))
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}
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pub async fn run_rpc_server(sys: &System, rpc_port: u16, shutdown_signal: impl Future<Output=()>) -> Result<(), hyper::Error> {
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let addr = ([0, 0, 0, 0], rpc_port).into();
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let service = make_service_fn(|_| async { Ok::<_, Error>(service_fn(echo)) });
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let server = Server::bind(&addr).serve(service);
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let graceful = server.with_graceful_shutdown(shutdown_signal);
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println!("Listening on http://{}", addr);
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graceful.await
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}
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