From 25729e3f893f3b9cd25851c16906e269541a07cd Mon Sep 17 00:00:00 2001
From: "Hatter Jiang@Pixelbook" <jht5945@gmail.com>
Date: Thu, 13 May 2021 23:42:46 +0800
Subject: [PATCH] feat: init commit

---
 .gitignore  |   5 +-
 Cargo.lock  | 767 ++++++++++++++++++++++++++++++++++++++++++++++++++++
 Cargo.toml  |  14 +
 src/main.rs |  48 ++++
 4 files changed, 830 insertions(+), 4 deletions(-)
 create mode 100644 Cargo.lock
 create mode 100644 Cargo.toml
 create mode 100644 src/main.rs

diff --git a/.gitignore b/.gitignore
index bb487ee..39d7549 100644
--- a/.gitignore
+++ b/.gitignore
@@ -1,13 +1,10 @@
+.idea/
 # ---> Rust
 # Generated by Cargo
 # will have compiled files and executables
 debug/
 target/
 
-# Remove Cargo.lock from gitignore if creating an executable, leave it for libraries
-# More information here https://doc.rust-lang.org/cargo/guide/cargo-toml-vs-cargo-lock.html
-Cargo.lock
-
 # These are backup files generated by rustfmt
 **/*.rs.bk
 
diff --git a/Cargo.lock b/Cargo.lock
new file mode 100644
index 0000000..58ee71a
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diff --git a/Cargo.toml b/Cargo.toml
new file mode 100644
index 0000000..0b09ace
--- /dev/null
+++ b/Cargo.toml
@@ -0,0 +1,14 @@
+[package]
+name = "room-rs"
+version = "0.1.0"
+authors = ["Hatter Jiang@Pixelbook <jht5945@gmail.com>"]
+edition = "2018"
+
+# See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
+
+[dependencies]
+rust_util = "0.6"
+tokio-tungstenite = "0.14"
+tokio = { version = "1.0.0", features = ["full"]}
+futures-util = "0.3"
+lazy_static = "1.4"
diff --git a/src/main.rs b/src/main.rs
new file mode 100644
index 0000000..b318134
--- /dev/null
+++ b/src/main.rs
@@ -0,0 +1,48 @@
+#[macro_use] extern crate lazy_static;
+#[macro_use] extern crate rust_util;
+
+use std::{env, io::Error};
+use std::process;
+use futures_util::StreamExt;
+use tokio::net::{TcpListener, TcpStream};
+use rust_util::XResult;
+
+#[tokio::main]
+async fn main() -> Result<(), Error> {
+    let addr = env::args().nth(1).unwrap_or_else(|| "127.0.0.1:8080".to_string());
+
+    let listener = match TcpListener::bind(&addr).await {
+        Ok(socket) => socket,
+        Err(e) => {
+            failure!("Try listen on: {}, faield: {}", addr, e);
+            process::exit(-1);
+        },
+    };
+    success!("Listening on: {}", addr);
+
+    while let Ok((stream, _)) = listener.accept().await {
+        tokio::spawn(accept_connection(stream));
+    }
+
+    Ok(())
+}
+
+async fn accept_connection(stream: TcpStream) {
+    if let Err(e) = inner_accept_connection(stream).await {
+        failure!("Error occurred in accepting connection: {}", e);
+    }
+}
+
+async fn inner_accept_connection(stream: TcpStream) -> XResult<()> {
+    let addr = stream.peer_addr()?;
+    information!("Peer address: {}", addr);
+
+    let ws_stream = tokio_tungstenite::accept_async(stream).await?;
+
+    information!("New WebSocket connection: {}", addr);
+
+    let (write, read) = ws_stream.split();
+    read.forward(write).await?;
+
+    Ok(())
+}