rust_learning/webserver/src/main.rs

36 lines
836 B
Rust

use std::fs;
use std::io::prelude::*;
use std::net::TcpListener;
use std::net::TcpStream;
fn main() {
let listener = TcpListener::bind("127.0.0.1:7878").unwrap();
for stream in listener.incoming() {
let stream = stream.unwrap();
handle_connection(stream);
}
}
fn handle_connection(mut stream: TcpStream) {
let mut buffer = [0; 1024];
stream.read(&mut buffer).unwrap();
let get = b"GET / HTTP/1.1\r\n";
let (status_line, filename) = if buffer.starts_with(get) {
("HTTP/1.1 200 OK\r\n\r\n", "hello.html")
} else {
("HTTP/1.1 404 NOT FOUND\r\n\r\n", "404.html")
};
let contents = fs::read_to_string(filename).unwrap();
let response = format!("{}{}", status_line, contents);
stream.write(response.as_bytes()).unwrap();
stream.flush().unwrap();
}