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|
// Copyright 2013 The Rust Project Developers. See the COPYRIGHT
// file at the top-level directory of this distribution and at
// http://rust-lang.org/COPYRIGHT.
//
// Licensed under the Apache License, Version 2.0 <LICENSE-APACHE or
// http://www.apache.org/licenses/LICENSE-2.0> or the MIT license
// <LICENSE-MIT or http://opensource.org/licenses/MIT>, at your
// option. This file may not be copied, modified, or distributed
// except according to those terms.
use io::net::ip::SocketAddr;
use io::{Reader, Writer, Listener, Acceptor, IoResult};
use rt::rtio::{IoFactory, LocalIo, RtioSocket, RtioTcpListener};
use rt::rtio::{RtioTcpAcceptor, RtioTcpStream};
pub struct TcpStream {
priv obj: ~RtioTcpStream
}
impl TcpStream {
fn new(s: ~RtioTcpStream) -> TcpStream {
TcpStream { obj: s }
}
pub fn connect(addr: SocketAddr) -> IoResult<TcpStream> {
LocalIo::maybe_raise(|io| {
io.tcp_connect(addr).map(TcpStream::new)
})
}
pub fn peer_name(&mut self) -> IoResult<SocketAddr> {
self.obj.peer_name()
}
pub fn socket_name(&mut self) -> IoResult<SocketAddr> {
self.obj.socket_name()
}
}
impl Reader for TcpStream {
fn read(&mut self, buf: &mut [u8]) -> IoResult<uint> { self.obj.read(buf) }
}
impl Writer for TcpStream {
fn write(&mut self, buf: &[u8]) -> IoResult<()> { self.obj.write(buf) }
}
pub struct TcpListener {
priv obj: ~RtioTcpListener
}
impl TcpListener {
pub fn bind(addr: SocketAddr) -> IoResult<TcpListener> {
LocalIo::maybe_raise(|io| {
io.tcp_bind(addr).map(|l| TcpListener { obj: l })
})
}
pub fn socket_name(&mut self) -> IoResult<SocketAddr> {
self.obj.socket_name()
}
}
impl Listener<TcpStream, TcpAcceptor> for TcpListener {
fn listen(self) -> IoResult<TcpAcceptor> {
self.obj.listen().map(|acceptor| TcpAcceptor { obj: acceptor })
}
}
pub struct TcpAcceptor {
priv obj: ~RtioTcpAcceptor
}
impl Acceptor<TcpStream> for TcpAcceptor {
fn accept(&mut self) -> IoResult<TcpStream> {
self.obj.accept().map(TcpStream::new)
}
}
#[cfg(test)]
mod test {
use super::*;
use io::net::ip::SocketAddr;
use io::*;
use prelude::*;
// FIXME #11530 this fails on android because tests are run as root
iotest!(fn bind_error() {
let addr = SocketAddr { ip: Ipv4Addr(0, 0, 0, 0), port: 1 };
match TcpListener::bind(addr) {
Ok(..) => fail!(),
Err(e) => assert_eq!(e.kind, PermissionDenied),
}
} #[ignore(cfg(windows))] #[ignore(cfg(target_os = "android"))])
iotest!(fn connect_error() {
let addr = SocketAddr { ip: Ipv4Addr(0, 0, 0, 0), port: 1 };
match TcpStream::connect(addr) {
Ok(..) => fail!(),
Err(e) => assert_eq!(e.kind, ConnectionRefused),
}
})
iotest!(fn smoke_test_ip4() {
let addr = next_test_ip4();
let (port, chan) = Chan::new();
spawn(proc() {
port.recv();
let mut stream = TcpStream::connect(addr);
stream.write([99]).unwrap();
});
let mut acceptor = TcpListener::bind(addr).listen();
chan.send(());
let mut stream = acceptor.accept();
let mut buf = [0];
stream.read(buf).unwrap();
assert!(buf[0] == 99);
})
iotest!(fn smoke_test_ip6() {
let addr = next_test_ip6();
let (port, chan) = Chan::new();
spawn(proc() {
port.recv();
let mut stream = TcpStream::connect(addr);
stream.write([99]).unwrap();
});
let mut acceptor = TcpListener::bind(addr).listen();
chan.send(());
let mut stream = acceptor.accept();
let mut buf = [0];
stream.read(buf).unwrap();
assert!(buf[0] == 99);
})
iotest!(fn read_eof_ip4() {
let addr = next_test_ip4();
let (port, chan) = Chan::new();
spawn(proc() {
port.recv();
let _stream = TcpStream::connect(addr);
// Close
});
let mut acceptor = TcpListener::bind(addr).listen();
chan.send(());
let mut stream = acceptor.accept();
let mut buf = [0];
let nread = stream.read(buf);
assert!(nread.is_err());
})
iotest!(fn read_eof_ip6() {
let addr = next_test_ip6();
let (port, chan) = Chan::new();
spawn(proc() {
port.recv();
let _stream = TcpStream::connect(addr);
// Close
});
let mut acceptor = TcpListener::bind(addr).listen();
chan.send(());
let mut stream = acceptor.accept();
let mut buf = [0];
let nread = stream.read(buf);
assert!(nread.is_err());
})
iotest!(fn read_eof_twice_ip4() {
let addr = next_test_ip4();
let (port, chan) = Chan::new();
spawn(proc() {
port.recv();
let _stream = TcpStream::connect(addr);
// Close
});
let mut acceptor = TcpListener::bind(addr).listen();
chan.send(());
let mut stream = acceptor.accept();
let mut buf = [0];
let nread = stream.read(buf);
assert!(nread.is_err());
match stream.read(buf) {
Ok(..) => fail!(),
Err(ref e) => {
assert!(e.kind == NotConnected || e.kind == EndOfFile,
"unknown kind: {:?}", e.kind);
}
}
})
iotest!(fn read_eof_twice_ip6() {
let addr = next_test_ip6();
let (port, chan) = Chan::new();
spawn(proc() {
port.recv();
let _stream = TcpStream::connect(addr);
// Close
});
let mut acceptor = TcpListener::bind(addr).listen();
chan.send(());
let mut stream = acceptor.accept();
let mut buf = [0];
let nread = stream.read(buf);
assert!(nread.is_err());
match stream.read(buf) {
Ok(..) => fail!(),
Err(ref e) => {
assert!(e.kind == NotConnected || e.kind == EndOfFile,
"unknown kind: {:?}", e.kind);
}
}
})
iotest!(fn write_close_ip4() {
let addr = next_test_ip4();
let (port, chan) = Chan::new();
spawn(proc() {
port.recv();
let _stream = TcpStream::connect(addr);
// Close
});
let mut acceptor = TcpListener::bind(addr).listen();
chan.send(());
let mut stream = acceptor.accept();
let buf = [0];
loop {
match stream.write(buf) {
Ok(..) => {}
Err(e) => {
assert!(e.kind == ConnectionReset ||
e.kind == BrokenPipe ||
e.kind == ConnectionAborted,
"unknown error: {:?}", e);
break;
}
}
}
})
iotest!(fn write_close_ip6() {
let addr = next_test_ip6();
let (port, chan) = Chan::new();
spawn(proc() {
port.recv();
let _stream = TcpStream::connect(addr);
// Close
});
let mut acceptor = TcpListener::bind(addr).listen();
chan.send(());
let mut stream = acceptor.accept();
let buf = [0];
loop {
match stream.write(buf) {
Ok(..) => {}
Err(e) => {
assert!(e.kind == ConnectionReset ||
e.kind == BrokenPipe ||
e.kind == ConnectionAborted,
"unknown error: {:?}", e);
break;
}
}
}
})
iotest!(fn multiple_connect_serial_ip4() {
let addr = next_test_ip4();
let max = 10u;
let (port, chan) = Chan::new();
spawn(proc() {
port.recv();
for _ in range(0, max) {
let mut stream = TcpStream::connect(addr);
stream.write([99]).unwrap();
}
});
let mut acceptor = TcpListener::bind(addr).listen();
chan.send(());
for ref mut stream in acceptor.incoming().take(max) {
let mut buf = [0];
stream.read(buf).unwrap();
assert_eq!(buf[0], 99);
}
})
iotest!(fn multiple_connect_serial_ip6() {
let addr = next_test_ip6();
let max = 10u;
let (port, chan) = Chan::new();
spawn(proc() {
port.recv();
for _ in range(0, max) {
let mut stream = TcpStream::connect(addr);
stream.write([99]).unwrap();
}
});
let mut acceptor = TcpListener::bind(addr).listen();
chan.send(());
for ref mut stream in acceptor.incoming().take(max) {
let mut buf = [0];
stream.read(buf).unwrap();
assert_eq!(buf[0], 99);
}
})
iotest!(fn multiple_connect_interleaved_greedy_schedule_ip4() {
let addr = next_test_ip4();
static MAX: int = 10;
let (port, chan) = Chan::new();
spawn(proc() {
let mut acceptor = TcpListener::bind(addr).listen();
chan.send(());
for (i, stream) in acceptor.incoming().enumerate().take(MAX as uint) {
// Start another task to handle the connection
spawn(proc() {
let mut stream = stream;
let mut buf = [0];
stream.read(buf).unwrap();
assert!(buf[0] == i as u8);
debug!("read");
});
}
});
port.recv();
connect(0, addr);
fn connect(i: int, addr: SocketAddr) {
if i == MAX { return }
spawn(proc() {
debug!("connecting");
let mut stream = TcpStream::connect(addr);
// Connect again before writing
connect(i + 1, addr);
debug!("writing");
stream.write([i as u8]).unwrap();
});
}
})
iotest!(fn multiple_connect_interleaved_greedy_schedule_ip6() {
let addr = next_test_ip6();
static MAX: int = 10;
let (port, chan) = Chan::<()>::new();
spawn(proc() {
let mut acceptor = TcpListener::bind(addr).listen();
chan.send(());
for (i, stream) in acceptor.incoming().enumerate().take(MAX as uint) {
// Start another task to handle the connection
spawn(proc() {
let mut stream = stream;
let mut buf = [0];
stream.read(buf).unwrap();
assert!(buf[0] == i as u8);
debug!("read");
});
}
});
port.recv();
connect(0, addr);
fn connect(i: int, addr: SocketAddr) {
if i == MAX { return }
spawn(proc() {
debug!("connecting");
let mut stream = TcpStream::connect(addr);
// Connect again before writing
connect(i + 1, addr);
debug!("writing");
stream.write([i as u8]).unwrap();
});
}
})
iotest!(fn multiple_connect_interleaved_lazy_schedule_ip4() {
let addr = next_test_ip4();
static MAX: int = 10;
let (port, chan) = Chan::new();
spawn(proc() {
let mut acceptor = TcpListener::bind(addr).listen();
chan.send(());
for stream in acceptor.incoming().take(MAX as uint) {
// Start another task to handle the connection
spawn(proc() {
let mut stream = stream;
let mut buf = [0];
stream.read(buf).unwrap();
assert!(buf[0] == 99);
debug!("read");
});
}
});
port.recv();
connect(0, addr);
fn connect(i: int, addr: SocketAddr) {
if i == MAX { return }
spawn(proc() {
debug!("connecting");
let mut stream = TcpStream::connect(addr);
// Connect again before writing
connect(i + 1, addr);
debug!("writing");
stream.write([99]).unwrap();
});
}
})
iotest!(fn multiple_connect_interleaved_lazy_schedule_ip6() {
let addr = next_test_ip6();
static MAX: int = 10;
let (port, chan) = Chan::new();
spawn(proc() {
let mut acceptor = TcpListener::bind(addr).listen();
chan.send(());
for stream in acceptor.incoming().take(MAX as uint) {
// Start another task to handle the connection
spawn(proc() {
let mut stream = stream;
let mut buf = [0];
stream.read(buf).unwrap();
assert!(buf[0] == 99);
debug!("read");
});
}
});
port.recv();
connect(0, addr);
fn connect(i: int, addr: SocketAddr) {
if i == MAX { return }
spawn(proc() {
debug!("connecting");
let mut stream = TcpStream::connect(addr);
// Connect again before writing
connect(i + 1, addr);
debug!("writing");
stream.write([99]).unwrap();
});
}
})
pub fn socket_name(addr: SocketAddr) {
let mut listener = TcpListener::bind(addr).unwrap();
// Make sure socket_name gives
// us the socket we binded to.
let so_name = listener.socket_name();
assert!(so_name.is_ok());
assert_eq!(addr, so_name.unwrap());
}
pub fn peer_name(addr: SocketAddr) {
let (port, chan) = Chan::new();
spawn(proc() {
let mut acceptor = TcpListener::bind(addr).listen();
chan.send(());
acceptor.accept().unwrap();
});
port.recv();
let stream = TcpStream::connect(addr);
assert!(stream.is_ok());
let mut stream = stream.unwrap();
// Make sure peer_name gives us the
// address/port of the peer we've
// connected to.
let peer_name = stream.peer_name();
assert!(peer_name.is_ok());
assert_eq!(addr, peer_name.unwrap());
}
iotest!(fn socket_and_peer_name_ip4() {
peer_name(next_test_ip4());
socket_name(next_test_ip4());
})
iotest!(fn socket_and_peer_name_ip6() {
// FIXME: peer name is not consistent
//peer_name(next_test_ip6());
socket_name(next_test_ip6());
})
iotest!(fn partial_read() {
let addr = next_test_ip4();
let (p, c) = Chan::new();
spawn(proc() {
let mut srv = TcpListener::bind(addr).listen().unwrap();
c.send(());
let mut cl = srv.accept().unwrap();
cl.write([10]).unwrap();
let mut b = [0];
cl.read(b).unwrap();
c.send(());
});
p.recv();
let mut c = TcpStream::connect(addr).unwrap();
let mut b = [0, ..10];
assert_eq!(c.read(b), Ok(1));
c.write([1]).unwrap();
p.recv();
})
iotest!(fn double_bind() {
let addr = next_test_ip4();
let listener = TcpListener::bind(addr).unwrap().listen();
assert!(listener.is_ok());
match TcpListener::bind(addr).listen() {
Ok(..) => fail!(),
Err(e) => {
assert!(e.kind == ConnectionRefused || e.kind == OtherIoError);
}
}
})
iotest!(fn fast_rebind() {
let addr = next_test_ip4();
let (port, chan) = Chan::new();
spawn(proc() {
port.recv();
let _stream = TcpStream::connect(addr).unwrap();
// Close
port.recv();
});
{
let mut acceptor = TcpListener::bind(addr).listen();
chan.send(());
{
let _stream = acceptor.accept().unwrap();
// Close client
chan.send(());
}
// Close listener
}
let _listener = TcpListener::bind(addr);
})
}
|
