1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
|
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#[macro_use]
extern crate log;
extern crate servo_channel;
extern crate ws;
use std::thread;
use ws::{Builder, CloseCode, Handler, Handshake};
enum Message {
ShutdownServer,
}
pub struct Sender(servo_channel::Sender<Message>);
struct Connection {
sender: ws::Sender,
}
impl Handler for Connection {
fn on_open(&mut self, _: Handshake) -> ws::Result<()> {
debug!("Connection opened.");
Ok(())
}
fn on_close(&mut self, _: CloseCode, _: &str) {
debug!("Connection closed.");
}
fn on_message(&mut self, message: ws::Message) -> ws::Result<()> {
self.sender.send(message)
}
}
pub fn start_server(port: u16) -> Sender {
debug!("Starting server.");
let (sender, receiver) = servo_channel::channel();
thread::Builder::new()
.name("debugger".to_owned())
.spawn(move || {
let socket = Builder::new()
.build(|sender: ws::Sender| Connection { sender: sender })
.unwrap();
let sender = socket.broadcaster();
thread::Builder::new()
.name("debugger-websocket".to_owned())
.spawn(move || {
socket.listen(("127.0.0.1", port)).unwrap();
})
.expect("Thread spawning failed");
while let Some(message) = receiver.recv() {
match message {
Message::ShutdownServer => {
break;
},
}
}
sender.shutdown().unwrap();
})
.expect("Thread spawning failed");
Sender(sender)
}
pub fn shutdown_server(sender: &Sender) {
debug!("Shutting down server.");
let &Sender(ref sender) = sender;
if let Err(_) = sender.send(Message::ShutdownServer) {
warn!("Failed to shut down server.");
}
}
|
