trpl-zh-cn/listings/ch20-web-server/listing-20-05/src/main.rs
2022-02-06 16:43:51 +08:00

37 lines
773 B
Rust
Executable File

// ANCHOR: here
use std::fs;
// --snip--
// ANCHOR_END: here
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);
}
}
// ANCHOR: here
fn handle_connection(mut stream: TcpStream) {
let mut buffer = [0; 1024];
stream.read(&mut buffer).unwrap();
let contents = fs::read_to_string("hello.html").unwrap();
let response = format!(
"HTTP/1.1 200 OK\r\nContent-Length: {}\r\n\r\n{}",
contents.len(),
contents
);
stream.write(response.as_bytes()).unwrap();
stream.flush().unwrap();
}
// ANCHOR_END: here