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Use tokio and async fns

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This commit is contained in:
Hamcha 2020-09-30 17:32:55 +02:00
parent 385542e1cb
commit 53215ba83c
Signed by: hamcha
GPG key ID: 41467804B19A3315
3 changed files with 335 additions and 22 deletions
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297
Cargo.lock generated
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@ -15,6 +15,12 @@ dependencies = [
"memchr",
]
[[package]]
name = "arc-swap"
version = "0.4.7"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "4d25d88fd6b8041580a654f9d0c581a047baee2b3efee13275f2fc392fc75034"
[[package]]
name = "arrayvec"
version = "0.5.1"
@ -210,6 +216,57 @@ version = "0.1.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "00b0228411908ca8685dba7fc2cdd70ec9990a6e753e89b6ac91a84c40fbaf4b"
[[package]]
name = "fuchsia-zircon"
version = "0.3.3"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "2e9763c69ebaae630ba35f74888db465e49e259ba1bc0eda7d06f4a067615d82"
dependencies = [
"bitflags",
"fuchsia-zircon-sys",
]
[[package]]
name = "fuchsia-zircon-sys"
version = "0.3.3"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "3dcaa9ae7725d12cdb85b3ad99a434db70b468c09ded17e012d86b5c1010f7a7"
[[package]]
name = "futures-core"
version = "0.3.5"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "59f5fff90fd5d971f936ad674802482ba441b6f09ba5e15fd8b39145582ca399"
[[package]]
name = "futures-sink"
version = "0.3.5"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "3f2032893cb734c7a05d85ce0cc8b8c4075278e93b24b66f9de99d6eb0fa8acc"
[[package]]
name = "futures-task"
version = "0.3.5"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "bdb66b5f09e22019b1ab0830f7785bcea8e7a42148683f99214f73f8ec21a626"
dependencies = [
"once_cell",
]
[[package]]
name = "futures-util"
version = "0.3.5"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "8764574ff08b701a084482c3c7031349104b07ac897393010494beaa18ce32c6"
dependencies = [
"futures-core",
"futures-sink",
"futures-task",
"pin-project",
"pin-utils",
"slab",
]
[[package]]
name = "generic-array"
version = "0.14.4"
@ -297,12 +354,31 @@ dependencies = [
"bytes",
]
[[package]]
name = "iovec"
version = "0.1.4"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "b2b3ea6ff95e175473f8ffe6a7eb7c00d054240321b84c57051175fe3c1e075e"
dependencies = [
"libc",
]
[[package]]
name = "itoa"
version = "0.4.6"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "dc6f3ad7b9d11a0c00842ff8de1b60ee58661048eb8049ed33c73594f359d7e6"
[[package]]
name = "kernel32-sys"
version = "0.2.2"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "7507624b29483431c0ba2d82aece8ca6cdba9382bff4ddd0f7490560c056098d"
dependencies = [
"winapi 0.2.8",
"winapi-build",
]
[[package]]
name = "lazy_static"
version = "1.4.0"
@ -380,6 +456,70 @@ dependencies = [
"autocfg",
]
[[package]]
name = "mio"
version = "0.6.22"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "fce347092656428bc8eaf6201042cb551b8d67855af7374542a92a0fbfcac430"
dependencies = [
"cfg-if",
"fuchsia-zircon",
"fuchsia-zircon-sys",
"iovec",
"kernel32-sys",
"libc",
"log",
"miow 0.2.1",
"net2",
"slab",
"winapi 0.2.8",
]
[[package]]
name = "mio-named-pipes"
version = "0.1.7"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "0840c1c50fd55e521b247f949c241c9997709f23bd7f023b9762cd561e935656"
dependencies = [
"log",
"mio",
"miow 0.3.5",
"winapi 0.3.9",
]
[[package]]
name = "mio-uds"
version = "0.6.8"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "afcb699eb26d4332647cc848492bbc15eafb26f08d0304550d5aa1f612e066f0"
dependencies = [
"iovec",
"libc",
"mio",
]
[[package]]
name = "miow"
version = "0.2.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "8c1f2f3b1cf331de6896aabf6e9d55dca90356cc9960cca7eaaf408a355ae919"
dependencies = [
"kernel32-sys",
"net2",
"winapi 0.2.8",
"ws2_32-sys",
]
[[package]]
name = "miow"
version = "0.3.5"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "07b88fb9795d4d36d62a012dfbf49a8f5cf12751f36d31a9dbe66d528e58979e"
dependencies = [
"socket2",
"winapi 0.3.9",
]
[[package]]
name = "mopa"
version = "0.2.2"
@ -404,6 +544,17 @@ dependencies = [
"tempfile",
]
[[package]]
name = "net2"
version = "0.2.35"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "3ebc3ec692ed7c9a255596c67808dee269f64655d8baf7b4f0638e51ba1d6853"
dependencies = [
"cfg-if",
"libc",
"winapi 0.3.9",
]
[[package]]
name = "nom"
version = "5.1.2"
@ -448,12 +599,22 @@ name = "odyssey-server"
version = "0.1.0"
dependencies = [
"config",
"futures-util",
"log",
"serde 1.0.116",
"serde_derive",
"specs",
"tokio",
"tokio-tungstenite",
"tungstenite",
]
[[package]]
name = "once_cell"
version = "1.4.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "260e51e7efe62b592207e9e13a68e43692a7a279171d6ba57abd208bf23645ad"
[[package]]
name = "opaque-debug"
version = "0.3.0"
@ -499,6 +660,38 @@ version = "2.1.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "d4fd5641d01c8f18a23da7b6fe29298ff4b55afcccdf78973b24cf3175fee32e"
[[package]]
name = "pin-project"
version = "0.4.24"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "f48fad7cfbff853437be7cf54d7b993af21f53be7f0988cbfe4a51535aa77205"
dependencies = [
"pin-project-internal",
]
[[package]]
name = "pin-project-internal"
version = "0.4.24"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "24c6d293bdd3ca5a1697997854c6cf7855e43fb6a0ba1c47af57a5bcafd158ae"
dependencies = [
"proc-macro2",
"quote",
"syn",
]
[[package]]
name = "pin-project-lite"
version = "0.1.9"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "4fe74897791e156a0cd8cce0db31b9b2198e67877316bf3086c3acd187f719f0"
[[package]]
name = "pin-utils"
version = "0.1.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "8b870d8c151b6f2fb93e84a13146138f05d02ed11c7e7c54f8826aaaf7c9f184"
[[package]]
name = "pkg-config"
version = "0.3.18"
@ -625,7 +818,7 @@ version = "0.5.3"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "3acd125665422973a33ac9d3dd2df85edad0f4ae9b00dafb1a05e43a9f5ef8e7"
dependencies = [
"winapi",
"winapi 0.3.9",
]
[[package]]
@ -647,7 +840,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "8f05ba609c234e60bee0d547fe94a4c7e9da733d1c962cf6e59efa4cd9c8bc75"
dependencies = [
"lazy_static",
"winapi",
"winapi 0.3.9",
]
[[package]]
@ -771,12 +964,40 @@ version = "1.1.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "b5752e017e03af9d735b4b069f53b7a7fd90fefafa04d8bd0c25581b0bff437f"
[[package]]
name = "signal-hook-registry"
version = "1.2.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "a3e12110bc539e657a646068aaf5eb5b63af9d0c1f7b29c97113fad80e15f035"
dependencies = [
"arc-swap",
"libc",
]
[[package]]
name = "slab"
version = "0.4.2"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "c111b5bd5695e56cffe5129854aa230b39c93a305372fdbb2668ca2394eea9f8"
[[package]]
name = "smallvec"
version = "1.4.2"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "fbee7696b84bbf3d89a1c2eccff0850e3047ed46bfcd2e92c29a2d074d57e252"
[[package]]
name = "socket2"
version = "0.3.15"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "b1fa70dc5c8104ec096f4fe7ede7a221d35ae13dcd19ba1ad9a81d2cab9a1c44"
dependencies = [
"cfg-if",
"libc",
"redox_syscall",
"winapi 0.3.9",
]
[[package]]
name = "specs"
version = "0.16.1"
@ -821,7 +1042,7 @@ dependencies = [
"rand",
"redox_syscall",
"remove_dir_all",
"winapi",
"winapi 0.3.9",
]
[[package]]
@ -839,6 +1060,54 @@ version = "0.3.4"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "238ce071d267c5710f9d31451efec16c5ee22de34df17cc05e56cbc92e967117"
[[package]]
name = "tokio"
version = "0.2.22"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "5d34ca54d84bf2b5b4d7d31e901a8464f7b60ac145a284fba25ceb801f2ddccd"
dependencies = [
"bytes",
"fnv",
"futures-core",
"iovec",
"lazy_static",
"libc",
"memchr",
"mio",
"mio-named-pipes",
"mio-uds",
"num_cpus",
"pin-project-lite",
"signal-hook-registry",
"slab",
"tokio-macros",
"winapi 0.3.9",
]
[[package]]
name = "tokio-macros"
version = "0.2.5"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "f0c3acc6aa564495a0f2e1d59fab677cd7f81a19994cfc7f3ad0e64301560389"
dependencies = [
"proc-macro2",
"quote",
"syn",
]
[[package]]
name = "tokio-tungstenite"
version = "0.11.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "6d9e878ad426ca286e4dcae09cbd4e1973a7f8987d97570e2469703dd7f5720c"
dependencies = [
"futures-util",
"log",
"pin-project",
"tokio",
"tungstenite",
]
[[package]]
name = "toml"
version = "0.5.6"
@ -948,6 +1217,12 @@ version = "0.9.0+wasi-snapshot-preview1"
source = "registry+https://github.com/rust-lang/crates.io-index"
checksum = "cccddf32554fecc6acb585f82a32a72e28b48f8c4c1883ddfeeeaa96f7d8e519"
[[package]]
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[[package]]
name = "winapi"
version = "0.3.9"
@ -958,6 +1233,12 @@ dependencies = [
"winapi-x86_64-pc-windows-gnu",
]
[[package]]
name = "winapi-build"
version = "0.1.1"
source = "registry+https://github.com/rust-lang/crates.io-index"
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[[package]]
name = "winapi-i686-pc-windows-gnu"
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@ -970,6 +1251,16 @@ version = "0.4.0"
source = "registry+https://github.com/rust-lang/crates.io-index"
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dependencies = [
"winapi 0.2.8",
"winapi-build",
]
[[package]]
name = "yaml-rust"
version = "0.4.4"

4
Cargo.toml
View file

@ -10,3 +10,7 @@ specs = "0.16"
config = "0.10"
serde = { version = "1", features = ["derive"] }
serde_derive = "1"
tokio = { version = "0.2", features = ["full"] }
tokio-tungstenite = "0.11"
futures-util = { version = "0.3", default-features = false, features = ["async-await", "sink", "std"] }
log = "0.4"

54
src/main.rs
View file

@ -2,27 +2,45 @@ mod config;
mod game;
use crate::config::Settings;
use game::world::GameWorld;
use std::net::TcpListener;
use std::thread::spawn;
use tungstenite::server::accept;
use crate::game::world::GameWorld;
use futures_util::StreamExt;
use log::info;
use std::io::Error;
use tokio::net::{TcpListener, TcpStream};
fn main() {
let settings = Settings::new().unwrap();
#[tokio::main]
async fn main() -> Result<(), Error> {
let world = GameWorld::new();
let mut dispatcher = world.dispatcher();
dispatcher.dispatch();
let server = TcpListener::bind(settings.bind).unwrap();
for stream in server.incoming() {
spawn(move || {
let mut websocket = accept(stream.unwrap()).unwrap();
loop {
let msg = websocket.read_message().unwrap();
if msg.is_binary() || msg.is_text() {
websocket.write_message(msg).unwrap();
let settings = Settings::new().unwrap();
// Create the event loop and TCP listener we'll accept connections on.
let try_socket = TcpListener::bind(&settings.bind).await;
let mut listener = try_socket.expect("Failed to bind");
info!("Listening on: {}", settings.bind);
while let Ok((stream, _)) = listener.accept().await {
tokio::spawn(accept_connection(stream));
}
}
});
}
dispatcher.wait()
dispatcher.wait();
Ok(())
}
async fn accept_connection(stream: TcpStream) {
let addr = stream
.peer_addr()
.expect("connected streams should have a peer address");
info!("Peer address: {}", addr);
let ws_stream = tokio_tungstenite::accept_async(stream)
.await
.expect("Error during the websocket handshake occurred");
info!("New WebSocket connection: {}", addr);
let (write, read) = ws_stream.split();
read.forward(write)
.await
.expect("Failed to forward message")
}