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websocket basic implementation

This commit is contained in:
Nikita Vilunov 2023-01-25 16:50:14 +04:00
parent 98dd702be6
commit 31ffe41929
4 changed files with 396 additions and 4 deletions
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278
Cargo.lock generated
View File

@ -34,12 +34,33 @@ version = "1.1.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "d468802bab17cbc0cc575e9b053f41e72aa36bfa6b7f55e3529ffa43161b97fa"
[[package]]
name = "base64"
version = "0.13.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "9e1b586273c5702936fe7b7d6896644d8be71e6314cfe09d3167c95f712589e8"
[[package]]
name = "bitflags"
version = "1.3.2"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "bef38d45163c2f1dde094a7dfd33ccf595c92905c8f8f4fdc18d06fb1037718a"
[[package]]
name = "block-buffer"
version = "0.10.3"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "69cce20737498f97b993470a6e536b8523f0af7892a4f928cceb1ac5e52ebe7e"
dependencies = [
"generic-array",
]
[[package]]
name = "byteorder"
version = "1.4.3"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "14c189c53d098945499cdfa7ecc63567cf3886b3332b312a5b4585d8d3a6a610"
[[package]]
name = "bytes"
version = "1.3.0"
@ -52,6 +73,35 @@ version = "1.0.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "baf1de4339761588bc0619e3cbc0120ee582ebb74b53b4efbf79117bd2da40fd"
[[package]]
name = "cpufeatures"
version = "0.2.5"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "28d997bd5e24a5928dd43e46dc529867e207907fe0b239c3477d924f7f2ca320"
dependencies = [
"libc",
]
[[package]]
name = "crypto-common"
version = "0.1.6"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "1bfb12502f3fc46cca1bb51ac28df9d618d813cdc3d2f25b9fe775a34af26bb3"
dependencies = [
"generic-array",
"typenum",
]
[[package]]
name = "digest"
version = "0.10.6"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "8168378f4e5023e7218c89c891c0fd8ecdb5e5e4f18cb78f38cf245dd021e76f"
dependencies = [
"block-buffer",
"crypto-common",
]
[[package]]
name = "figment"
version = "0.10.8"
@ -72,6 +122,15 @@ version = "1.0.7"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "3f9eec918d3f24069decb9af1554cad7c880e2da24a9afd88aca000531ab82c1"
[[package]]
name = "form_urlencoded"
version = "1.1.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "a9c384f161156f5260c24a097c56119f9be8c798586aecc13afbcbe7b7e26bf8"
dependencies = [
"percent-encoding",
]
[[package]]
name = "futures-channel"
version = "0.3.25"
@ -87,6 +146,23 @@ version = "0.3.25"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "04909a7a7e4633ae6c4a9ab280aeb86da1236243a77b694a49eacd659a4bd3ac"
[[package]]
name = "futures-macro"
version = "0.3.25"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "bdfb8ce053d86b91919aad980c220b1fb8401a9394410e1c289ed7e66b61835d"
dependencies = [
"proc-macro2",
"quote",
"syn",
]
[[package]]
name = "futures-sink"
version = "0.3.25"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "39c15cf1a4aa79df40f1bb462fb39676d0ad9e366c2a33b590d7c66f4f81fcf9"
[[package]]
name = "futures-task"
version = "0.3.25"
@ -100,9 +176,33 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "197676987abd2f9cadff84926f410af1c183608d36641465df73ae8211dc65d6"
dependencies = [
"futures-core",
"futures-macro",
"futures-sink",
"futures-task",
"pin-project-lite",
"pin-utils",
"slab",
]
[[package]]
name = "generic-array"
version = "0.14.6"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "bff49e947297f3312447abdca79f45f4738097cc82b06e72054d2223f601f1b9"
dependencies = [
"typenum",
"version_check",
]
[[package]]
name = "getrandom"
version = "0.2.8"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "c05aeb6a22b8f62540c194aac980f2115af067bfe15a0734d7277a768d396b31"
dependencies = [
"cfg-if",
"libc",
"wasi",
]
[[package]]
@ -181,6 +281,16 @@ dependencies = [
"want",
]
[[package]]
name = "idna"
version = "0.3.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "e14ddfc70884202db2244c223200c204c2bda1bc6e0998d11b5e024d657209e6"
dependencies = [
"unicode-bidi",
"unicode-normalization",
]
[[package]]
name = "inlinable_string"
version = "0.1.15"
@ -199,10 +309,12 @@ version = "0.1.0"
dependencies = [
"anyhow",
"figment",
"futures-util",
"http-body-util",
"hyper",
"serde",
"tokio",
"tokio-tungstenite",
"tracing",
"tracing-subscriber",
]
@ -343,6 +455,12 @@ dependencies = [
"syn",
]
[[package]]
name = "percent-encoding"
version = "2.2.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "478c572c3d73181ff3c2539045f6eb99e5491218eae919370993b890cdbdd98e"
[[package]]
name = "pin-project-lite"
version = "0.2.9"
@ -355,6 +473,12 @@ version = "0.1.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "8b870d8c151b6f2fb93e84a13146138f05d02ed11c7e7c54f8826aaaf7c9f184"
[[package]]
name = "ppv-lite86"
version = "0.2.17"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "5b40af805b3121feab8a3c29f04d8ad262fa8e0561883e7653e024ae4479e6de"
[[package]]
name = "proc-macro2"
version = "1.0.50"
@ -386,6 +510,36 @@ dependencies = [
"proc-macro2",
]
[[package]]
name = "rand"
version = "0.8.5"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "34af8d1a0e25924bc5b7c43c079c942339d8f0a8b57c39049bef581b46327404"
dependencies = [
"libc",
"rand_chacha",
"rand_core",
]
[[package]]
name = "rand_chacha"
version = "0.3.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "e6c10a63a0fa32252be49d21e7709d4d4baf8d231c2dbce1eaa8141b9b127d88"
dependencies = [
"ppv-lite86",
"rand_core",
]
[[package]]
name = "rand_core"
version = "0.6.4"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "ec0be4795e2f6a28069bec0b5ff3e2ac9bafc99e6a9a7dc3547996c5c816922c"
dependencies = [
"getrandom",
]
[[package]]
name = "redox_syscall"
version = "0.2.16"
@ -421,6 +575,17 @@ dependencies = [
"syn",
]
[[package]]
name = "sha1"
version = "0.10.5"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "f04293dc80c3993519f2d7f6f511707ee7094fe0c6d3406feb330cdb3540eba3"
dependencies = [
"cfg-if",
"cpufeatures",
"digest",
]
[[package]]
name = "sharded-slab"
version = "0.1.4"
@ -439,6 +604,15 @@ dependencies = [
"libc",
]
[[package]]
name = "slab"
version = "0.4.7"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "4614a76b2a8be0058caa9dbbaf66d988527d86d003c11a94fbd335d7661edcef"
dependencies = [
"autocfg",
]
[[package]]
name = "smallvec"
version = "1.10.0"
@ -466,6 +640,26 @@ dependencies = [
"unicode-ident",
]
[[package]]
name = "thiserror"
version = "1.0.38"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "6a9cd18aa97d5c45c6603caea1da6628790b37f7a34b6ca89522331c5180fed0"
dependencies = [
"thiserror-impl",
]
[[package]]
name = "thiserror-impl"
version = "1.0.38"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "1fb327af4685e4d03fa8cbcf1716380da910eeb2bb8be417e7f9fd3fb164f36f"
dependencies = [
"proc-macro2",
"quote",
"syn",
]
[[package]]
name = "thread_local"
version = "1.1.4"
@ -475,6 +669,21 @@ dependencies = [
"once_cell",
]
[[package]]
name = "tinyvec"
version = "1.6.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "87cc5ceb3875bb20c2890005a4e226a4651264a5c75edb2421b52861a0a0cb50"
dependencies = [
"tinyvec_macros",
]
[[package]]
name = "tinyvec_macros"
version = "0.1.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "cda74da7e1a664f795bb1f8a87ec406fb89a02522cf6e50620d016add6dbbf5c"
[[package]]
name = "tokio"
version = "1.24.2"
@ -506,6 +715,18 @@ dependencies = [
"syn",
]
[[package]]
name = "tokio-tungstenite"
version = "0.18.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "54319c93411147bced34cb5609a80e0a8e44c5999c93903a81cd866630ec0bfd"
dependencies = [
"futures-util",
"log",
"tokio",
"tungstenite",
]
[[package]]
name = "toml"
version = "0.5.11"
@ -579,6 +800,31 @@ version = "0.2.4"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "3528ecfd12c466c6f163363caf2d02a71161dd5e1cc6ae7b34207ea2d42d81ed"
[[package]]
name = "tungstenite"
version = "0.18.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "30ee6ab729cd4cf0fd55218530c4522ed30b7b6081752839b68fcec8d0960788"
dependencies = [
"base64",
"byteorder",
"bytes",
"http",
"httparse",
"log",
"rand",
"sha1",
"thiserror",
"url",
"utf-8",
]
[[package]]
name = "typenum"
version = "1.16.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "497961ef93d974e23eb6f433eb5fe1b7930b659f06d12dec6fc44a8f554c0bba"
[[package]]
name = "uncased"
version = "0.9.7"
@ -588,12 +834,44 @@ dependencies = [
"version_check",
]
[[package]]
name = "unicode-bidi"
version = "0.3.10"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "d54675592c1dbefd78cbd98db9bacd89886e1ca50692a0692baefffdeb92dd58"
[[package]]
name = "unicode-ident"
version = "1.0.6"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "84a22b9f218b40614adcb3f4ff08b703773ad44fa9423e4e0d346d5db86e4ebc"
[[package]]
name = "unicode-normalization"
version = "0.1.22"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "5c5713f0fc4b5db668a2ac63cdb7bb4469d8c9fed047b1d0292cc7b0ce2ba921"
dependencies = [
"tinyvec",
]
[[package]]
name = "url"
version = "2.3.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "0d68c799ae75762b8c3fe375feb6600ef5602c883c5d21eb51c09f22b83c4643"
dependencies = [
"form_urlencoded",
"idna",
"percent-encoding",
]
[[package]]
name = "utf-8"
version = "0.7.6"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "09cc8ee72d2a9becf2f2febe0205bbed8fc6615b7cb429ad062dc7b7ddd036a9"
[[package]]
name = "valuable"
version = "0.1.0"

2
Cargo.toml
View File

@ -26,3 +26,5 @@ serde = { version = "1.0.152", features = ["rc", "serde_derive"] }
tokio = { version = "1.24.1", features = ["full"] } # async runtime
tracing = "0.1.37" # logging & tracing api
tracing-subscriber = "0.3.16"
tokio-tungstenite = "0.18.0"
futures-util = "0.3.25"

12
src/http.rs
View File

@ -1,14 +1,17 @@
use crate::prelude::*;
use std::convert::Infallible;
use http_body_util::Full;
use hyper::server::conn::http1;
use hyper::{body::Bytes, service::service_fn, Request, Response};
use std::convert::Infallible;
use tokio::sync::oneshot::{Receiver, Sender};
use tokio::task::JoinHandle;
use tokio::sync::oneshot::Sender;
use tokio::task::JoinHandle;
use tokio::net::TcpListener;
mod ws;
pub struct HttpServerActor {
terminator: Sender<()>,
fiber: JoinHandle<Result<()>>,
@ -49,7 +52,8 @@ impl HttpServerActor {
let (stream, _) = result?;
tokio::task::spawn(async move {
if let Err(err) = http1::Builder::new()
.serve_connection(stream, service_fn(HttpServerActor::hello))
.serve_connection(stream, service_fn(ws::handle_request))
.with_upgrades()
.await
{
tracing::error!("Error serving connection: {:?}", err);

108
src/http/ws.rs Normal file
View File

@ -0,0 +1,108 @@
use futures_util::TryStreamExt;
use http_body_util::Empty;
use hyper::header::{
CONNECTION, SEC_WEBSOCKET_ACCEPT, SEC_WEBSOCKET_KEY, SEC_WEBSOCKET_VERSION, UPGRADE,
};
use hyper::http::HeaderValue;
use hyper::upgrade::Upgraded;
use hyper::{body::Bytes, Request, Response};
use hyper::{Method, StatusCode, Version};
use std::convert::Infallible;
use tokio_tungstenite::tungstenite::handshake::derive_accept_key;
use tokio_tungstenite::tungstenite::protocol::Role;
use tokio_tungstenite::tungstenite::Message;
use tokio_tungstenite::WebSocketStream;
use futures_util::sink::SinkExt;
use futures_util::stream::StreamExt;
async fn handle_connection(
ws_stream: WebSocketStream<Upgraded>,
) {
tracing::info!("WebSocket connection established");
let (mut outgoing, incoming) = ws_stream.split();
let broadcast_incoming = incoming.try_for_each(|msg| {
tracing::info!(
"Received a message: {}",
msg.to_text().unwrap()
);
async { Ok(()) }
});
outgoing.send(Message::Text("adsads".into())).await.unwrap();
match broadcast_incoming.await {
Ok(_) => tracing::info!("Disconnected"),
Err(e) => tracing::warn!("Socket failed: {}", e),
}
}
pub async fn handle_request(
mut req: Request<hyper::body::Incoming>,
) -> std::result::Result<Response<Empty<Bytes>>, Infallible> {
dbg!(&req);
println!("Received a new, potentially ws handshake");
println!("The request's path is: {}", req.uri().path());
println!("The request's headers are:");
for (ref header, _value) in req.headers() {
println!("* {}", header);
}
let upgrade = HeaderValue::from_static("Upgrade");
let websocket = HeaderValue::from_static("websocket");
let headers = req.headers();
let key = headers.get(SEC_WEBSOCKET_KEY);
let derived = key.map(|k| derive_accept_key(k.as_bytes()));
if req.method() != Method::GET
|| req.version() < Version::HTTP_11
|| !headers
.get(CONNECTION)
.and_then(|h| h.to_str().ok())
.map(|h| {
h.split(|c| c == ' ' || c == ',')
.any(|p| p.eq_ignore_ascii_case(upgrade.to_str().unwrap()))
})
.unwrap_or(false)
|| !headers
.get(UPGRADE)
.and_then(|h| h.to_str().ok())
.map(|h| h.eq_ignore_ascii_case("websocket"))
.unwrap_or(false)
|| !headers
.get(SEC_WEBSOCKET_VERSION)
.map(|h| h == "13")
.unwrap_or(false)
|| key.is_none()
|| req.uri() != "/socket"
{
dbg!();
let mut resp = Response::new(Empty::new());
*resp.status_mut() = StatusCode::BAD_REQUEST;
return Ok(resp);
}
let ver = req.version();
tokio::task::spawn(async move {
match hyper::upgrade::on(&mut req).await {
Ok(upgraded) => {
handle_connection(
WebSocketStream::from_raw_socket(upgraded, Role::Server, None).await,
)
.await;
}
Err(e) => println!("upgrade error: {}", e),
}
});
let mut res = Response::new(Empty::new());
*res.status_mut() = StatusCode::SWITCHING_PROTOCOLS;
*res.version_mut() = ver;
res.headers_mut().append(CONNECTION, upgrade);
res.headers_mut().append(UPGRADE, websocket);
res.headers_mut()
.append(SEC_WEBSOCKET_ACCEPT, derived.unwrap().parse().unwrap());
dbg!(&res);
Ok(res)
}