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Use hosts-replaced URL only when loading resources

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This commit is contained in:
James Graham 2015-06-18 13:51:59 +01:00
parent 56a9eab2a0
commit f52276d2cc
15 changed files with 162 additions and 132 deletions
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27
components/script/dom/websocket.rs
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@ -19,6 +19,7 @@ use dom::bindings::utils::reflect_dom_object;
use dom::closeevent::CloseEvent;
use dom::event::{Event, EventBubbles, EventCancelable, EventHelpers};
use dom::eventtarget::{EventTarget, EventTargetHelpers, EventTargetTypeId};
use net_traits::hosts::replace_hosts;
use script_task::Runnable;
use script_task::ScriptMsg;
use std::cell::{Cell, RefCell};
@ -27,6 +28,7 @@ use util::str::DOMString;
use util::task::spawn_named;
use hyper::header::Host;
use websocket::Message;
use websocket::ws::sender::Sender as Sender_Object;
use websocket::client::sender::Sender;
@ -64,10 +66,20 @@ pub struct WebSocket {
}
/// *Establish a WebSocket Connection* as defined in RFC 6455.
fn establish_a_websocket_connection(url: (Host, String, bool), origin: String)
-> WebSocketResult<(Sender<WebSocketStream>, Receiver<WebSocketStream>)> {
let mut request = try!(Client::connect(url));
fn establish_a_websocket_connection(resource_url: &Url, net_url: (Host, String, bool),
origin: String)
-> WebSocketResult<(Sender<WebSocketStream>, Receiver<WebSocketStream>)> {
// URL that we actually fetch from the network, after applying the replacements
// specified in the hosts file.
let host = Host {
hostname: resource_url.serialize_host().unwrap(),
port: resource_url.port_or_default()
};
let mut request = try!(Client::connect(net_url));
request.headers.set(Origin(origin));
request.headers.set(host);
let response = try!(request.send());
try!(response.validate());
@ -104,8 +116,8 @@ impl WebSocket {
protocols: Option<DOMString>)
-> Fallible<Root<WebSocket>> {
// Step 1.
let parsed_url = try!(Url::parse(&url).map_err(|_| Error::Syntax));
let url = try!(parse_url(&parsed_url).map_err(|_| Error::Syntax));
let resource_url = try!(Url::parse(&url).map_err(|_| Error::Syntax));
let net_url = try!(parse_url(&replace_hosts(&resource_url)).map_err(|_| Error::Syntax));
// Step 2: Disallow https -> ws connections.
// Step 3: Potentially block access to some ports.
@ -123,6 +135,7 @@ impl WebSocket {
if protocols[i+1..].iter().any(|p| p == protocol) {
return Err(Syntax);
}
if protocol.chars().any(|c| c < '\u{0021}' || c > '\u{007E}') {
@ -133,7 +146,7 @@ impl WebSocket {
// Step 6: Origin.
// Step 7.
let ws = WebSocket::new(global, parsed_url);
let ws = WebSocket::new(global, resource_url.clone());
let address = Trusted::new(global.get_cx(), ws.r(), global.script_chan());
let origin = global.get_url().serialize();
@ -142,7 +155,7 @@ impl WebSocket {
// Step 8: Protocols.
// Step 9.
let channel = establish_a_websocket_connection(url, origin);
let channel = establish_a_websocket_connection(&resource_url, net_url, origin);
let (temp_sender, _temp_receiver) = match channel {
Ok(channel) => channel,
Err(e) => {