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38 lines
964 B
38 lines
964 B
use std::env;
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use std::io::Read;
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use std::net::{TcpListener, TcpStream};
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fn handle_client(stream: &mut TcpStream) -> std::io::Result<()> {
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println!("---> handling stream {:?}", stream);
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let mut buf = [0; 1024];
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let n = stream.read(&mut buf[..])?;
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let req = std::str::from_utf8(&buf[..n]);
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match req {
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Ok(s) => {
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println!("---> first {} bytes: {:?}", n, s);
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Ok(())
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}
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Err(e) => {
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println!("---> oh no {:?}", e);
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Ok(())
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}
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}
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}
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fn main() -> std::io::Result<()> {
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let mut addr = String::from("127.0.0.1:19721");
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if let Ok(v) = env::var("ADDR") {
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addr = String::from(v.as_str());
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}
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println!("listening at {}", addr);
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let listener = TcpListener::bind(addr)?;
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for stream in listener.incoming() {
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if let Ok(_) = handle_client(&mut stream?) {
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println!("---> looks like that went well")
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}
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}
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Ok(())
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}
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