Added Basic network server

src/main.rs

@@ -1,5 +1,49 @@
 mod rotctl;
 
-fn main() {
-    println!("Hello, world!");
+use tokio::{
+    self,
+    io::{AsyncBufReadExt, AsyncWriteExt, BufStream},
+    net::{TcpListener, TcpStream},
+};
+
+use std::io;
+
+async fn process_socket(socket: TcpStream) {
+    let mut stream = BufStream::new(socket);
+
+    let mut line = String::new();
+
+    loop {
+        if let Ok(n) = stream.read_line(&mut line).await {
+            if n == 0 {
+                return;
+            }
+
+            println!("> {}", line);
+
+            match rotctl::parse_command(&line) {
+                Ok(cmd) => println!("Commmand: {:?}", cmd),
+                Err(msg) => {
+                    stream.write_all(msg.as_bytes()).await.unwrap();
+                    stream.flush().await.unwrap();
+                }
+            }
+
+            line.clear();
+        } else {
+            return;
+        }
+    }
+}
+
+#[tokio::main]
+async fn main() -> io::Result<()> {
+    let listener = TcpListener::bind("127.0.0.1:8080").await?;
+
+    loop {
+        let (socket, _) = listener.accept().await?;
+        tokio::spawn(async move {
+            process_socket(socket).await;
+        });
+    }
 }