Move binaries to examples

This commit is contained in:
Alex Crichton
2016-09-01 09:18:03 -07:00
parent 6c6fb917ee
commit 02538d035f
2 changed files with 4 additions and 1 deletions
-53
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@@ -1,53 +0,0 @@
//! An echo server that just writes back everything that's written to it.
extern crate futures;
extern crate tokio_core;
use std::env;
use std::net::SocketAddr;
use futures::Future;
use futures::stream::Stream;
use tokio_core::Loop;
use tokio_core::io::{copy, TaskIo};
fn main() {
let addr = env::args().nth(1).unwrap_or("127.0.0.1:8080".to_string());
let addr = addr.parse::<SocketAddr>().unwrap();
// Create the event loop that will drive this server
let mut l = Loop::new().unwrap();
let pin = l.pin();
// Create a TCP listener which will listen for incoming connections
let server = l.handle().tcp_listen(&addr);
let done = server.and_then(move |socket| {
// Once we've got the TCP listener, inform that we have it
println!("Listening on: {}", addr);
// Pull out the stream of incoming connections and then for each new
// one spin up a new task copying data.
//
// We use the `io::copy` future to copy all data from the
// reading half onto the writing half.
socket.incoming().for_each(move |(socket, addr)| {
let socket = futures::lazy(|| futures::finished(TaskIo::new(socket)));
let pair = socket.map(|s| s.split());
let amt = pair.and_then(|(reader, writer)| copy(reader, writer));
// Once all that is done we print out how much we wrote, and then
// critically we *spawn* this future which allows it to run
// concurrently with other connections.
let msg = amt.map(move |amt| {
println!("wrote {} bytes to {}", amt, addr)
}).map_err(|e| {
panic!("error: {}", e);
});
pin.spawn(msg);
Ok(())
})
});
l.run(done).unwrap();
}
-42
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@@ -1,42 +0,0 @@
//! A small server that writes as many nul bytes on all connections it receives.
//!
//! There is no concurrency in this server, only one connection is written to at
//! a time.
#[macro_use]
extern crate futures;
extern crate tokio_core;
use std::env;
use std::iter;
use std::net::SocketAddr;
use futures::Future;
use futures::stream::{self, Stream};
use tokio_core::io::IoFuture;
fn main() {
let addr = env::args().nth(1).unwrap_or("127.0.0.1:8080".to_string());
let addr = addr.parse::<SocketAddr>().unwrap();
let mut l = tokio_core::Loop::new().unwrap();
let server = l.handle().tcp_listen(&addr).and_then(|socket| {
socket.incoming().and_then(|(socket, addr)| {
println!("got a socket: {}", addr);
write(socket).or_else(|_| Ok(()))
}).for_each(|()| {
println!("lost the socket");
Ok(())
})
});
println!("Listenering on: {}", addr);
l.run(server).unwrap();
}
fn write(socket: tokio_core::TcpStream) -> IoFuture<()> {
static BUF: &'static [u8] = &[0; 64 * 1024];
let iter = iter::repeat(()).map(|()| Ok(()));
stream::iter(iter).fold(socket, |socket, ()| {
tokio_core::io::write_all(socket, BUF).map(|(socket, _)| socket)
}).map(|_| ()).boxed()
}