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https://github.com/servo/servo.git
synced 2025-08-03 04:30:10 +01:00
implement http redirect fetch, and various Fetch Standard updates
This commit is contained in:
parent
f1018b84a8
commit
cf607606e0
3 changed files with 248 additions and 131 deletions
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@ -7,10 +7,10 @@ use fetch::response::ResponseMethods;
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use http_loader::{NetworkHttpRequestFactory, WrappedHttpResponse};
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use http_loader::{create_http_connector, obtain_response};
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use hyper::client::response::Response as HyperResponse;
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use hyper::header::{Accept, IfMatch, IfRange, IfUnmodifiedSince, Location};
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use hyper::header::{AcceptLanguage, ContentLength, ContentLanguage, HeaderView};
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use hyper::header::{Accept, CacheControl, IfMatch, IfRange, IfUnmodifiedSince, Location};
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use hyper::header::{AcceptLanguage, ContentLength, ContentLanguage, HeaderView, Pragma};
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use hyper::header::{AccessControlAllowCredentials, AccessControlAllowOrigin};
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use hyper::header::{Authorization, Basic, ContentEncoding, Encoding};
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use hyper::header::{Authorization, Basic, CacheDirective, ContentEncoding, Encoding};
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use hyper::header::{ContentType, Header, Headers, IfModifiedSince, IfNoneMatch};
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use hyper::header::{QualityItem, q, qitem, Referer as RefererHeader, UserAgent};
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use hyper::method::Method;
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@ -29,7 +29,7 @@ use std::rc::Rc;
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use std::str::FromStr;
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use std::thread;
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use url::idna::domain_to_ascii;
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use url::{Origin, Url, UrlParser, whatwg_scheme_type_mapper};
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use url::{Origin, OpaqueOrigin, Url, UrlParser, whatwg_scheme_type_mapper};
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use util::thread::spawn_named;
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pub fn fetch_async(request: Request, cors_flag: bool, listener: Box<AsyncFetchListener + Send>) {
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@ -137,7 +137,7 @@ fn main_fetch(request: Rc<Request>, cors_flag: bool, recursive_flag: bool) -> Re
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let mut response = if response.is_none() {
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let current_url = request.current_url();
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let origin_match = request.origin == current_url.origin();
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let origin_match = *request.origin.borrow() == current_url.origin();
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if (!cors_flag && origin_match) ||
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(current_url.scheme == "data" && request.same_origin_data.get()) ||
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@ -238,7 +238,7 @@ fn main_fetch(request: Rc<Request>, cors_flag: bool, recursive_flag: bool) -> Re
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}
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// Step 17
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if request.body.is_some() && match &*request.current_url().scheme {
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if request.body.borrow().is_some() && match &*request.current_url().scheme {
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"http" | "https" => true,
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_ => false }
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{
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@ -347,6 +347,8 @@ fn http_fetch(request: Rc<Request>,
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request.mode != RequestMode::NoCORS) ||
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(res.response_type == ResponseType::OpaqueRedirect &&
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request.redirect_mode.get() != RedirectMode::Manual) ||
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(res.url_list.borrow().len() > 1 &&
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request.redirect_mode.get() != RedirectMode::Follow) ||
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res.response_type == ResponseType::Error {
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return Response::network_error();
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}
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@ -371,7 +373,7 @@ fn http_fetch(request: Rc<Request>,
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let mut method_mismatch = false;
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let mut header_mismatch = false;
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let origin = request.origin.clone();
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let origin = request.origin.borrow().clone();
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let url = request.current_url();
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let credentials = request.credentials_mode == CredentialsMode::Include;
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let method_cache_match = cache.match_method(CacheRequestDetails {
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@ -406,8 +408,8 @@ fn http_fetch(request: Rc<Request>,
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// Substep 3
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let credentials = match request.credentials_mode {
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CredentialsMode::Include => true,
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CredentialsMode::CredentialsSameOrigin if (!cors_flag ||
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request.response_tainting.get() == ResponseTainting::Opaque)
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CredentialsMode::CredentialsSameOrigin if
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request.response_tainting.get() == ResponseTainting::Basic
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=> true,
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_ => false
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};
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@ -435,98 +437,21 @@ fn http_fetch(request: Rc<Request>,
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StatusCode::MovedPermanently | StatusCode::Found | StatusCode::SeeOther |
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StatusCode::TemporaryRedirect | StatusCode::PermanentRedirect => {
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// Step 1
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if request.redirect_mode.get() == RedirectMode::Error {
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return Response::network_error();
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}
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// Step 3
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if !actual_response.headers.has::<Location>() {
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drop(actual_response);
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return Rc::try_unwrap(response).ok().unwrap();
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}
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// Step 2
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let location = match actual_response.headers.get::<Location>() {
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Some(&Location(ref location)) => location.clone(),
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// Step 4
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_ => return Response::network_error(),
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};
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// Step 5
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let location_url = UrlParser::new().base_url(&request.current_url()).parse(&*location);
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// Step 6
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let location_url = match location_url {
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Ok(url) => url,
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_ => { return Response::network_error(); }
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};
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// Step 7
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if request.redirect_count.get() >= 20 {
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return Response::network_error();
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}
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// Step 8
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request.redirect_count.set(request.redirect_count.get() + 1);
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// Step 9
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request.same_origin_data.set(false);
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match request.redirect_mode.get() {
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// Step 10
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response = match request.redirect_mode.get() {
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RedirectMode::Error => Rc::new(Response::network_error()),
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RedirectMode::Manual => {
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response = Rc::new(Response::to_filtered(actual_response, ResponseType::OpaqueRedirect));
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}
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// Step 11
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RedirectMode::Follow => {
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// Substep 1
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// FIXME: Use Url::origin
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// if (request.mode == RequestMode::CORSMode ||
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// request.mode == RequestMode::ForcedPreflightMode) &&
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// location_url.origin() != request.url.origin() &&
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// has_credentials(&location_url) {
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// return Response::network_error();
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// }
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// Substep 2
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if cors_flag && has_credentials(&location_url) {
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return Response::network_error();
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}
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// Substep 3
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// FIXME: Use Url::origin
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// if cors_flag && location_url.origin() != request.url.origin() {
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// request.borrow_mut().origin = Origin::UID(OpaqueOrigin);
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// }
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// Substep 4
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if actual_response.status.unwrap() == StatusCode::SeeOther ||
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((actual_response.status.unwrap() == StatusCode::MovedPermanently ||
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actual_response.status.unwrap() == StatusCode::Found) &&
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*request.method.borrow() == Method::Post) {
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*request.method.borrow_mut() = Method::Get;
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}
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// Substep 5
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request.url_list.borrow_mut().push(location_url);
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// Substep 6
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return main_fetch(request.clone(), cors_flag, true);
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}
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RedirectMode::Error => { panic!("RedirectMode is Error after step 8") }
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Rc::new(Response::to_filtered(actual_response, ResponseType::OpaqueRedirect))
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},
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RedirectMode::Follow => Rc::new(http_redirect_fetch(request, response, cors_flag))
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}
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}
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},
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// Code 401
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StatusCode::Unauthorized => {
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// Step 1
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// FIXME: Figure out what to do with request window objects
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if cors_flag {
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if cors_flag || request.credentials_mode != CredentialsMode::Include {
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drop(actual_response);
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return Rc::try_unwrap(response).ok().unwrap();
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}
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@ -573,6 +498,87 @@ fn http_fetch(request: Rc<Request>,
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Rc::try_unwrap(response).ok().unwrap()
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}
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/// [HTTP redirect fetch](https://fetch.spec.whatwg.org#http-redirect-fetch)
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fn http_redirect_fetch(request: Rc<Request>,
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response: Rc<Response>,
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cors_flag: bool) -> Response {
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// Step 1
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let actual_response = match response.internal_response {
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Some(ref res) => res.clone(),
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_ => response.clone()
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};
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// Step 3
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// this step is done early, because querying if Location is available says
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// if it is None or Some, making it easy to seperate from the retrieval failure case
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if !actual_response.headers.has::<Location>() {
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drop(actual_response);
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return Rc::try_unwrap(response).ok().unwrap();
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}
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// Step 2
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let location = match actual_response.headers.get::<Location>() {
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Some(&Location(ref location)) => location.clone(),
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// Step 4
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_ => return Response::network_error(),
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};
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// Step 5
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let location_url = UrlParser::new().base_url(&request.current_url()).parse(&*location);
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// Step 6
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let location_url = match location_url {
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Ok(url) => url,
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_ => return Response::network_error()
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};
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// Step 7
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if request.redirect_count.get() >= 20 {
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return Response::network_error();
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}
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// Step 8
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request.redirect_count.set(request.redirect_count.get() + 1);
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// Step 9
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request.same_origin_data.set(false);
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let same_origin = *request.origin.borrow() == location_url.origin();
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let has_credentials = has_credentials(&location_url);
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// Step 10
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if request.mode == RequestMode::CORSMode && !same_origin && has_credentials {
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return Response::network_error();
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}
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// Step 11
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if cors_flag && has_credentials {
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return Response::network_error();
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}
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// Step 12
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if cors_flag && !same_origin {
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*request.origin.borrow_mut() = Origin::UID(OpaqueOrigin::new());
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}
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// Step 13
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let status_code = actual_response.status.unwrap();
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if ((status_code == StatusCode::MovedPermanently || status_code == StatusCode::Found) &&
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*request.method.borrow() == Method::Post) ||
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status_code == StatusCode::SeeOther {
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*request.method.borrow_mut() = Method::Get;
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*request.body.borrow_mut() = None;
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}
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// Step 14
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request.url_list.borrow_mut().push(location_url);
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// Step 15
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main_fetch(request, cors_flag, true)
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}
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/// [HTTP network or cache fetch](https://fetch.spec.whatwg.org#http-network-or-cache-fetch)
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fn http_network_or_cache_fetch(request: Rc<Request>,
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credentials_flag: bool,
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@ -589,7 +595,7 @@ fn http_network_or_cache_fetch(request: Rc<Request>,
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Rc::new((*request).clone())
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};
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let content_length_value = match http_request.body {
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let content_length_value = match *http_request.body.borrow() {
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None =>
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match *http_request.method.borrow() {
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// Step 3
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@ -636,49 +642,67 @@ fn http_network_or_cache_fetch(request: Rc<Request>,
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}
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// Step 10
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// modify_request_headers(http_request.headers.borrow());
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if http_request.cache_mode.get() == CacheMode::Reload {
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// Substep 1
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if !http_request.headers.borrow().has::<Pragma>() {
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http_request.headers.borrow_mut().set(Pragma::NoCache);
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}
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// Substep 2
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if !http_request.headers.borrow().has::<CacheControl>() {
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http_request.headers.borrow_mut().set(CacheControl(vec![CacheDirective::NoCache]));
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}
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}
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// Step 11
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// modify_request_headers(http_request.headers.borrow());
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// Step 12
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// TODO some of this step can't be implemented yet
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if credentials_flag {
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// Substep 1
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// TODO http://mxr.mozilla.org/servo/source/components/net/http_loader.rs#504
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// Substep 2
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let mut authorization_value = None;
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if !http_request.headers.borrow().has::<Authorization<String>>() {
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// Substep 3
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// TODO be able to retrieve https://fetch.spec.whatwg.org/#authentication-entry
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// Substep 3
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let mut authorization_value = None;
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// Substep 4
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if authentication_fetch_flag {
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// Substep 4
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// TODO be able to retrieve https://fetch.spec.whatwg.org/#authentication-entry
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let current_url = http_request.current_url();
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// Substep 5
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if authentication_fetch_flag {
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authorization_value = if includes_credentials(¤t_url) {
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Some(Basic {
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username: current_url.username().unwrap_or("").to_owned(),
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password: current_url.password().map(str::to_owned)
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})
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let current_url = http_request.current_url();
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} else {
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None
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authorization_value = if includes_credentials(¤t_url) {
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Some(Basic {
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username: current_url.username().unwrap_or("").to_owned(),
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password: current_url.password().map(str::to_owned)
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})
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} else {
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None
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}
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}
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}
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// Substep 5
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if let Some(basic) = authorization_value {
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http_request.headers.borrow_mut().set(Authorization(basic));
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// Substep 6
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if let Some(basic) = authorization_value {
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http_request.headers.borrow_mut().set(Authorization(basic));
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}
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}
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}
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// Step 12
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// Step 13
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// TODO this step can't be implemented
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// Step 13
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// Step 14
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let mut response: Option<Response> = None;
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// Step 14
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// Step 15
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// TODO have a HTTP cache to check for a completed response
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let complete_http_response_from_cache: Option<Response> = None;
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if http_request.cache_mode.get() != CacheMode::NoStore &&
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@ -710,20 +734,20 @@ fn http_network_or_cache_fetch(request: Rc<Request>,
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// TODO this substep
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}
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// Step 15
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// Step 16
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// TODO have a HTTP cache to check for a partial response
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} else if http_request.cache_mode.get() == CacheMode::Default ||
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http_request.cache_mode.get() == CacheMode::ForceCache {
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// TODO this substep
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}
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// Step 16
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// Step 17
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if response.is_none() {
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response = Some(http_network_fetch(request.clone(), http_request.clone(), credentials_flag));
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}
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let response = response.unwrap();
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// Step 17
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// Step 18
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if let Some(status) = response.status {
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if status == StatusCode::NotModified &&
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(http_request.cache_mode.get() == CacheMode::Default ||
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@ -749,7 +773,7 @@ fn http_network_or_cache_fetch(request: Rc<Request>,
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}
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}
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// Step 18
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// Step 19
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response
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}
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@ -833,12 +857,8 @@ fn http_network_fetch(request: Rc<Request>,
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// TODO update response in the HTTP cache for request
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}
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// TODO these steps aren't possible yet
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// TODO this step isn't possible yet
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// Step 9
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// Substep 1
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// Substep 2
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// Substep 3
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// Substep 4
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// TODO these steps
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// Step 10
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@ -884,7 +904,7 @@ fn cors_check(request: Rc<Request>, response: &Response) -> Result<(), ()> {
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};
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// strings are already utf-8 encoded, so I don't need to re-encode origin for this step
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match ascii_serialise_origin(&request.origin) {
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match ascii_serialise_origin(&request.origin.borrow()) {
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Ok(request_origin) => {
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if request_origin != origin {
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return Err(());
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@ -93,7 +93,7 @@ pub struct Request {
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pub url_list: RefCell<Vec<Url>>,
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pub headers: RefCell<Headers>,
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pub unsafe_request: bool,
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pub body: Option<Vec<u8>>,
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pub body: RefCell<Option<Vec<u8>>>,
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pub preserve_content_codings: bool,
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// pub client: GlobalRef, // XXXManishearth copy over only the relevant fields of the global scope,
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// not the entire scope to avoid the libscript dependency
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@ -101,7 +101,7 @@ pub struct Request {
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pub skip_service_worker: Cell<bool>,
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pub context: Context,
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pub context_frame_type: ContextFrameType,
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pub origin: Origin,
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pub origin: RefCell<Origin>,
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pub force_origin_header: bool,
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pub omit_origin_header: bool,
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pub same_origin_data: Cell<bool>,
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@ -129,13 +129,13 @@ impl Request {
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url_list: RefCell::new(vec![url]),
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headers: RefCell::new(Headers::new()),
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unsafe_request: false,
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body: None,
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body: RefCell::new(None),
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preserve_content_codings: false,
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is_service_worker_global_scope: is_service_worker_global_scope,
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skip_service_worker: Cell::new(false),
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context: context,
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context_frame_type: ContextFrameType::ContextNone,
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origin: origin,
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origin: RefCell::new(origin),
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force_origin_header: false,
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omit_origin_header: false,
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same_origin_data: Cell::new(false),
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@ -166,13 +166,13 @@ impl Request {
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url_list: RefCell::new(vec![url]),
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headers: RefCell::new(Headers::new()),
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unsafe_request: false,
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body: None,
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body: RefCell::new(None),
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preserve_content_codings: false,
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is_service_worker_global_scope: is_service_worker_global_scope,
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skip_service_worker: Cell::new(false),
|
||||
context: context,
|
||||
context_frame_type: ContextFrameType::ContextNone,
|
||||
origin: origin,
|
||||
origin: RefCell::new(origin),
|
||||
force_origin_header: false,
|
||||
same_origin_data: Cell::new(false),
|
||||
omit_origin_header: false,
|
||||
|
|
|
@ -5,6 +5,7 @@
|
|||
use hyper::header::{AccessControlAllowHeaders, AccessControlAllowOrigin};
|
||||
use hyper::header::{CacheControl, ContentLanguage, ContentType, Expires, LastModified};
|
||||
use hyper::header::{Headers, HttpDate, Location, SetCookie, Pragma};
|
||||
use hyper::method::Method;
|
||||
use hyper::server::{Handler, Listening, Server};
|
||||
use hyper::server::{Request as HyperRequest, Response as HyperResponse};
|
||||
use hyper::status::StatusCode;
|
||||
|
@ -14,6 +15,7 @@ use net_traits::request::{Context, RedirectMode, Referer, Request, RequestMode};
|
|||
use net_traits::response::{CacheState, Response, ResponseBody, ResponseType};
|
||||
use std::cell::Cell;
|
||||
use std::rc::Rc;
|
||||
use std::sync::{Arc, Mutex, mpsc};
|
||||
use time::{self, Duration};
|
||||
use unicase::UniCase;
|
||||
use url::{Origin, OpaqueOrigin, Url};
|
||||
|
@ -324,3 +326,98 @@ fn test_fetch_redirect_count_failure() {
|
|||
_ => { }
|
||||
};
|
||||
}
|
||||
|
||||
fn test_fetch_redirect_updates_method_runner(tx: mpsc::Sender<bool>, status_code: StatusCode, method: Method) {
|
||||
|
||||
let handler_method = method.clone();
|
||||
let handler_tx = Arc::new(Mutex::new(tx));
|
||||
|
||||
let handler = move |request: HyperRequest, mut response: HyperResponse| {
|
||||
|
||||
let redirects = match request.uri {
|
||||
RequestUri::AbsolutePath(url) =>
|
||||
url.split("/").collect::<String>().parse::<u32>().unwrap_or(0),
|
||||
RequestUri::AbsoluteUri(url) =>
|
||||
url.path().unwrap().last().unwrap().split("/").collect::<String>().parse::<u32>().unwrap_or(0),
|
||||
_ => panic!()
|
||||
};
|
||||
|
||||
let mut test_pass = true;
|
||||
|
||||
if redirects == 0 {
|
||||
|
||||
*response.status_mut() = StatusCode::TemporaryRedirect;
|
||||
response.headers_mut().set(Location("1".to_owned()));
|
||||
|
||||
} else if redirects == 1 {
|
||||
|
||||
// this makes sure that the request method does't change from the wrong status code
|
||||
if handler_method != Method::Get && request.method == Method::Get {
|
||||
test_pass = false;
|
||||
}
|
||||
*response.status_mut() = status_code;
|
||||
response.headers_mut().set(Location("2".to_owned()));
|
||||
|
||||
} else if request.method != Method::Get {
|
||||
test_pass = false;
|
||||
}
|
||||
|
||||
// the first time this handler is reached, nothing is being tested, so don't send anything
|
||||
if redirects > 0 {
|
||||
handler_tx.lock().unwrap().send(test_pass).unwrap();
|
||||
}
|
||||
|
||||
};
|
||||
|
||||
let (mut server, url) = make_server(handler);
|
||||
let origin = url.origin();
|
||||
|
||||
let mut request = Request::new(url, Context::Fetch, origin, false);
|
||||
request.referer = Referer::NoReferer;
|
||||
*request.method.borrow_mut() = method;
|
||||
let wrapped_request = Rc::new(request);
|
||||
|
||||
let _ = fetch(wrapped_request, false);
|
||||
let _ = server.close();
|
||||
}
|
||||
|
||||
#[test]
|
||||
fn test_fetch_redirect_updates_method() {
|
||||
|
||||
let (tx, rx) = mpsc::channel();
|
||||
|
||||
test_fetch_redirect_updates_method_runner(tx.clone(), StatusCode::MovedPermanently, Method::Post);
|
||||
assert_eq!(rx.recv().unwrap(), true);
|
||||
assert_eq!(rx.recv().unwrap(), true);
|
||||
// make sure the test doesn't send more data than expected
|
||||
assert_eq!(rx.try_recv().is_err(), true);
|
||||
|
||||
test_fetch_redirect_updates_method_runner(tx.clone(), StatusCode::Found, Method::Post);
|
||||
assert_eq!(rx.recv().unwrap(), true);
|
||||
assert_eq!(rx.recv().unwrap(), true);
|
||||
assert_eq!(rx.try_recv().is_err(), true);
|
||||
|
||||
test_fetch_redirect_updates_method_runner(tx.clone(), StatusCode::SeeOther, Method::Get);
|
||||
assert_eq!(rx.recv().unwrap(), true);
|
||||
assert_eq!(rx.recv().unwrap(), true);
|
||||
assert_eq!(rx.try_recv().is_err(), true);
|
||||
|
||||
let extension = Method::Extension("FOO".to_owned());
|
||||
|
||||
test_fetch_redirect_updates_method_runner(tx.clone(), StatusCode::MovedPermanently, extension.clone());
|
||||
assert_eq!(rx.recv().unwrap(), true);
|
||||
// for MovedPermanently and Found, Method should only be changed if it was Post
|
||||
assert_eq!(rx.recv().unwrap(), false);
|
||||
assert_eq!(rx.try_recv().is_err(), true);
|
||||
|
||||
test_fetch_redirect_updates_method_runner(tx.clone(), StatusCode::Found, extension.clone());
|
||||
assert_eq!(rx.recv().unwrap(), true);
|
||||
assert_eq!(rx.recv().unwrap(), false);
|
||||
assert_eq!(rx.try_recv().is_err(), true);
|
||||
|
||||
test_fetch_redirect_updates_method_runner(tx.clone(), StatusCode::SeeOther, extension.clone());
|
||||
assert_eq!(rx.recv().unwrap(), true);
|
||||
// for SeeOther, Method should always be changed, so this should be true
|
||||
assert_eq!(rx.recv().unwrap(), true);
|
||||
assert_eq!(rx.try_recv().is_err(), true);
|
||||
}
|
||||
|
|
Loading…
Add table
Add a link
Reference in a new issue