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use a threadpool for fetch

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This commit is contained in:
Gregory Terzian 2019-01-27 20:20:32 +08:00
parent 1e4b42a90b
commit c52cfda957
6 changed files with 73 additions and 35 deletions
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1
components/net/Cargo.toml
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@ -44,6 +44,7 @@ net_traits = {path = "../net_traits"}
openssl = "0.10"
pixels = {path = "../pixels"}
profile_traits = {path = "../profile_traits"}
rayon = "1"
serde = "1.0"
serde_json = "1.0"
servo_allocator = {path = "../allocator"}

71
components/net/resource_thread.rs
View file

@ -398,6 +398,7 @@ pub struct CoreResourceManager {
devtools_chan: Option<Sender<DevtoolsControlMsg>>,
swmanager_chan: Option<IpcSender<CustomResponseMediator>>,
filemanager: FileManager,
fetch_pool: rayon::ThreadPool,
}
impl CoreResourceManager {
@ -407,11 +408,16 @@ impl CoreResourceManager {
_profiler_chan: ProfilerChan,
embedder_proxy: EmbedderProxy,
) -> CoreResourceManager {
let pool = rayon::ThreadPoolBuilder::new()
.num_threads(16)
.build()
.unwrap();
CoreResourceManager {
user_agent: user_agent,
devtools_chan: devtools_channel,
swmanager_chan: None,
filemanager: FileManager::new(embedder_proxy),
fetch_pool: pool,
}
}
@ -446,42 +452,37 @@ impl CoreResourceManager {
_ => ResourceTimingType::Resource,
};
thread::Builder::new()
.name(format!("fetch thread for {}", request_builder.url))
.spawn(move || {
let mut request = request_builder.build();
// XXXManishearth: Check origin against pipeline id (also ensure that the mode is allowed)
// todo load context / mimesniff in fetch
// todo referrer policy?
// todo service worker stuff
let context = FetchContext {
state: http_state,
user_agent: ua,
devtools_chan: dc,
filemanager: filemanager,
cancellation_listener: Arc::new(Mutex::new(CancellationListener::new(
cancel_chan,
))),
timing: Arc::new(Mutex::new(ResourceFetchTiming::new(request.timing_type()))),
};
self.fetch_pool.spawn(move || {
let mut request = request_builder.build();
// XXXManishearth: Check origin against pipeline id (also ensure that the mode is allowed)
// todo load context / mimesniff in fetch
// todo referrer policy?
// todo service worker stuff
let context = FetchContext {
state: http_state,
user_agent: ua,
devtools_chan: dc,
filemanager: filemanager,
cancellation_listener: Arc::new(Mutex::new(CancellationListener::new(cancel_chan))),
timing: Arc::new(Mutex::new(ResourceFetchTiming::new(request.timing_type()))),
};
match res_init_ {
Some(res_init) => {
let response = Response::from_init(res_init, timing_type);
http_redirect_fetch(
&mut request,
&mut CorsCache::new(),
response,
true,
&mut sender,
&mut None,
&context,
);
},
None => fetch(&mut request, &mut sender, &context),
};
})
.expect("Thread spawning failed");
match res_init_ {
Some(res_init) => {
let response = Response::from_init(res_init, timing_type);
http_redirect_fetch(
&mut request,
&mut CorsCache::new(),
response,
true,
&mut sender,
&mut None,
&context,
);
},
None => fetch(&mut request, &mut sender, &context),
};
});
}
fn websocket_connect(