Add timeline markers for HTTP requests, JS evaluation, and HTML parsing.

2025-08-03 04:30:10 +01:00 · 2016-05-04 18:42:57 -04:00 · 2016-05-04 18:42:57 -04:00 · 9e8cf19e51
commit 9e8cf19e51
parent 36df00ae96
19 changed files with 126 additions and 30 deletions
--- a/components/net/Cargo.toml
+++ b/components/net/Cargo.toml
@ -27,6 +27,7 @@ net_traits = {path = "../net_traits"}
 openssl = "0.7.6"
 openssl-verify = "0.1"
 plugins = {path = "../plugins"}
+profile_traits = {path = "../profile_traits"}
 rustc-serialize = "0.3"
 threadpool = "1.0"
 time = "0.1.17"
--- a/components/net/http_loader.rs
+++ b/components/net/http_loader.rs
@ -31,6 +31,8 @@ use net_traits::response::HttpsState;
 use net_traits::{CookieSource, IncludeSubdomains, LoadConsumer, LoadContext, LoadData};
 use net_traits::{Metadata, NetworkError};
 use openssl::ssl::error::{SslError, OpensslError};
+use profile_traits::time::{ProfilerCategory, profile, ProfilerChan, TimerMetadata};
+use profile_traits::time::{TimerMetadataReflowType, TimerMetadataFrameType};
 use resource_thread::{CancellationListener, send_error, start_sending_sniffed_opt, AuthCache, AuthCacheEntry};
 use std::borrow::ToOwned;
 use std::boxed::FnBox;
@ -52,6 +54,7 @@ use uuid;
 pub fn factory(user_agent: String,
               http_state: HttpState,
               devtools_chan: Option<Sender<DevtoolsControlMsg>>,
+               profiler_chan: ProfilerChan,
               connector: Arc<Pool<Connector>>)
               -> Box<FnBox(LoadData,
                            LoadConsumer,
@ -59,6 +62,12 @@ pub fn factory(user_agent: String,
                            CancellationListener) + Send> {
    box move |load_data: LoadData, senders, classifier, cancel_listener| {
        spawn_named(format!("http_loader for {}", load_data.url), move || {
+            let metadata = TimerMetadata {
+                url: load_data.url.as_str().into(),
+                iframe: TimerMetadataFrameType::RootWindow,
+                incremental: TimerMetadataReflowType::FirstReflow,
+            };
+            profile(ProfilerCategory::NetHTTPRequestResponse, Some(metadata), profiler_chan, || {
                load_for_consumer(load_data,
                                  senders,
                                  classifier,
@ -68,6 +77,7 @@ pub fn factory(user_agent: String,
                                  cancel_listener,
                                  user_agent)
            })
+        })
    }
 }

--- a/components/net/lib.rs
+++ b/components/net/lib.rs
@ -31,6 +31,7 @@ extern crate msg;
 extern crate net_traits;
 extern crate openssl;
 extern crate openssl_verify;
+extern crate profile_traits;
 extern crate rustc_serialize;
 extern crate threadpool;
 extern crate time;
--- a/components/net/resource_thread.rs
+++ b/components/net/resource_thread.rs
@ -23,6 +23,7 @@ use net_traits::ProgressMsg::Done;
 use net_traits::{AsyncResponseTarget, Metadata, ProgressMsg, ResourceThread, ResponseAction};
 use net_traits::{ControlMsg, CookieSource, LoadConsumer, LoadData, LoadResponse, ResourceId};
 use net_traits::{NetworkError, WebSocketCommunicate, WebSocketConnectData};
+use profile_traits::time::ProfilerChan;
 use rustc_serialize::json;
 use rustc_serialize::{Decodable, Encodable};
 use std::borrow::ToOwned;
@ -150,13 +151,14 @@ fn start_sending_opt(start_chan: LoadConsumer, metadata: Metadata,

 /// Create a ResourceThread
 pub fn new_resource_thread(user_agent: String,
-                           devtools_chan: Option<Sender<DevtoolsControlMsg>>) -> ResourceThread {
+                           devtools_chan: Option<Sender<DevtoolsControlMsg>>,
+                           profiler_chan: ProfilerChan) -> ResourceThread {
    let hsts_preload = HstsList::from_servo_preload();
    let (setup_chan, setup_port) = ipc::channel().unwrap();
    let setup_chan_clone = setup_chan.clone();
    spawn_named("ResourceManager".to_owned(), move || {
        let resource_manager = ResourceManager::new(
-            user_agent, hsts_preload, devtools_chan
+            user_agent, hsts_preload, devtools_chan, profiler_chan
        );

        let mut channel_manager = ResourceChannelManager {
@ -364,6 +366,7 @@ pub struct ResourceManager {
    auth_cache: Arc<RwLock<AuthCache>>,
    mime_classifier: Arc<MIMEClassifier>,
    devtools_chan: Option<Sender<DevtoolsControlMsg>>,
+    profiler_chan: ProfilerChan,
    hsts_list: Arc<RwLock<HstsList>>,
    connector: Arc<Pool<Connector>>,
    cancel_load_map: HashMap<ResourceId, Sender<()>>,
@ -373,7 +376,8 @@ pub struct ResourceManager {
 impl ResourceManager {
    pub fn new(user_agent: String,
               mut hsts_list: HstsList,
-               devtools_channel: Option<Sender<DevtoolsControlMsg>>) -> ResourceManager {
+               devtools_channel: Option<Sender<DevtoolsControlMsg>>,
+               profiler_chan: ProfilerChan) -> ResourceManager {
        let mut auth_cache = AuthCache::new();
        let mut cookie_jar = CookieStorage::new();
        if let Some(ref profile_dir) = opts::get().profile_dir {
@ -387,6 +391,7 @@ impl ResourceManager {
            auth_cache: Arc::new(RwLock::new(auth_cache)),
            mime_classifier: Arc::new(MIMEClassifier::new()),
            devtools_chan: devtools_channel,
+            profiler_chan: profiler_chan,
            hsts_list: Arc::new(RwLock::new(hsts_list)),
            connector: create_http_connector(),
            cancel_load_map: HashMap::new(),
@ -445,6 +450,7 @@ impl ResourceManager {
                http_loader::factory(self.user_agent.clone(),
                                     http_state,
                                     self.devtools_chan.clone(),
+                                     self.profiler_chan.clone(),
                                     self.connector.clone())
            },
            "data" => from_factory(data_loader::factory),
--- a/components/profile/time.rs
+++ b/components/profile/time.rs
@ -122,6 +122,7 @@ impl Formattable for ProfilerCategory {
            ProfilerCategory::LayoutStoreOverflow => "Store Overflow",
            ProfilerCategory::LayoutParallelWarmup => "Parallel Warmup",
            ProfilerCategory::LayoutDispListBuild => "Display List Construction",
+            ProfilerCategory::NetHTTPRequestResponse => "Network HTTP Request/Response",
            ProfilerCategory::PaintingPerTile => "Painting Per Tile",
            ProfilerCategory::PaintingPrepBuff => "Buffer Prep",
            ProfilerCategory::Painting => "Painting",
@ -132,10 +133,12 @@ impl Formattable for ProfilerCategory {
            ProfilerCategory::ScriptDevtoolsMsg => "Script Devtools Msg",
            ProfilerCategory::ScriptDocumentEvent => "Script Document Event",
            ProfilerCategory::ScriptDomEvent => "Script Dom Event",
+            ProfilerCategory::ScriptEvaluate => "Script JS Evaluate",
            ProfilerCategory::ScriptFileRead => "Script File Read",
            ProfilerCategory::ScriptImageCacheMsg => "Script Image Cache Msg",
            ProfilerCategory::ScriptInputEvent => "Script Input Event",
            ProfilerCategory::ScriptNetworkEvent => "Script Network Event",
+            ProfilerCategory::ScriptParseHTML => "Script Parse HTML",
            ProfilerCategory::ScriptPlannedNavigation => "Script Planned Navigation",
            ProfilerCategory::ScriptResize => "Script Resize",
            ProfilerCategory::ScriptEvent => "Script Event",
--- a/components/profile_traits/time.rs
+++ b/components/profile_traits/time.rs
@ -53,6 +53,7 @@ pub enum ProfilerCategory {
    LayoutStoreOverflow,
    LayoutParallelWarmup,
    LayoutDispListBuild,
+    NetHTTPRequestResponse,
    PaintingPerTile,
    PaintingPrepBuff,
    Painting,
@ -63,11 +64,13 @@ pub enum ProfilerCategory {
    ScriptDevtoolsMsg,
    ScriptDocumentEvent,
    ScriptDomEvent,
+    ScriptEvaluate,
    ScriptEvent,
    ScriptFileRead,
    ScriptImageCacheMsg,
    ScriptInputEvent,
    ScriptNetworkEvent,
+    ScriptParseHTML,
    ScriptPlannedNavigation,
    ScriptResize,
    ScriptSetViewport,
--- a/components/script/dom/bindings/global.rs
+++ b/components/script/dom/bindings/global.rs
@ -20,7 +20,7 @@ use js::jsapi::{JSContext, JSObject, JS_GetClass, MutableHandleValue};
 use js::{JSCLASS_IS_DOMJSCLASS, JSCLASS_IS_GLOBAL};
 use msg::constellation_msg::{ConstellationChan, PipelineId};
 use net_traits::ResourceThread;
-use profile_traits::mem;
+use profile_traits::{mem, time};
 use script_runtime::{CommonScriptMsg, ScriptChan, ScriptPort};
 use script_thread::{MainThreadScriptChan, ScriptThread};
 use script_traits::{MsDuration, ScriptMsg as ConstellationMsg, TimerEventRequest};
@ -81,6 +81,14 @@ impl<'a> GlobalRef<'a> {
        }
    }

+    /// Get a `time::ProfilerChan` to send messages to the time profiler thread.
+    pub fn time_profiler_chan(&self) -> &time::ProfilerChan {
+        match *self {
+            GlobalRef::Window(window) => window.time_profiler_chan(),
+            GlobalRef::Worker(worker) => worker.time_profiler_chan(),
+        }
+    }
+
    /// Get a `ConstellationChan` to send messages to the constellation channel when available.
    pub fn constellation_chan(&self) -> &ConstellationChan<ConstellationMsg> {
        match *self {
--- a/components/script/dom/servohtmlparser.rs
+++ b/components/script/dom/servohtmlparser.rs
@ -28,6 +28,8 @@ use msg::constellation_msg::{PipelineId, SubpageId};
 use net_traits::{AsyncResponseListener, Metadata, NetworkError};
 use network_listener::PreInvoke;
 use parse::{TrustedParser, ParserRef, Parser};
+use profile_traits::time::ProfilerCategory;
+use profile_traits::time::{profile, TimerMetadata, TimerMetadataReflowType, TimerMetadataFrameType};
 use script_thread::ScriptThread;
 use std::cell::Cell;
 use std::default::Default;
@ -315,6 +317,18 @@ impl ServoHTMLParser {

 impl ServoHTMLParser {
    pub fn parse_sync(&self) {
+        let metadata = TimerMetadata {
+            url: self.document.url().as_str().into(),
+            iframe: TimerMetadataFrameType::RootWindow,
+            incremental: TimerMetadataReflowType::FirstReflow,
+        };
+        profile(ProfilerCategory::ScriptParseHTML,
+                Some(metadata),
+                self.document.window().time_profiler_chan().clone(),
+                || self.do_parse_sync())
+    }
+
+    fn do_parse_sync(&self) {
        // This parser will continue to parse while there is either pending input or
        // the parser remains unsuspended.
        loop {
--- a/components/script/dom/window.rs
+++ b/components/script/dom/window.rs
@ -51,6 +51,8 @@ use net_traits::image_cache_thread::{ImageCacheChan, ImageCacheThread};
 use net_traits::storage_thread::{StorageThread, StorageType};
 use num_traits::ToPrimitive;
 use profile_traits::mem;
+use profile_traits::time::{ProfilerCategory, TimerMetadata, TimerMetadataFrameType};
+use profile_traits::time::{ProfilerChan, TimerMetadataReflowType, profile};
 use reporter::CSSErrorReporter;
 use rustc_serialize::base64::{FromBase64, STANDARD, ToBase64};
 use script_runtime::{ScriptChan, ScriptPort};
@ -165,6 +167,10 @@ pub struct Window {
    #[ignore_heap_size_of = "channels are hard"]
    mem_profiler_chan: mem::ProfilerChan,

+    /// For sending messages to the memory profiler.
+    #[ignore_heap_size_of = "channels are hard"]
+    time_profiler_chan: ProfilerChan,
+
    /// For providing instructions to an optional devtools server.
    #[ignore_heap_size_of = "channels are hard"]
    devtools_chan: Option<IpcSender<ScriptToDevtoolsControlMsg>>,
@ -841,6 +847,20 @@ impl<'a, T: Reflectable> ScriptHelpers for &'a T {
    fn evaluate_script_on_global_with_result(self, code: &str, filename: &str,
                                             rval: MutableHandleValue) {
        let global = self.global();
+        let metadata = TimerMetadata {
+            url: if filename.is_empty() {
+                global.r().get_url().as_str().into()
+            } else {
+                filename.into()
+            },
+            iframe: TimerMetadataFrameType::RootWindow,
+            incremental: TimerMetadataReflowType::FirstReflow,
+        };
+        profile(
+            ProfilerCategory::ScriptEvaluate,
+            Some(metadata),
+            global.r().time_profiler_chan().clone(),
+            || {
                let cx = global.r().get_cx();
                let globalhandle = global.r().reflector().get_jsobject();
                let code: Vec<u16> = code.encode_utf16().collect();
@ -857,6 +877,8 @@ impl<'a, T: Reflectable> ScriptHelpers for &'a T {
                    }
                }
            }
+        )
+    }
 }

 impl Window {
@ -1259,6 +1281,10 @@ impl Window {
        &self.mem_profiler_chan
    }

+    pub fn time_profiler_chan(&self) -> &ProfilerChan {
+        &self.time_profiler_chan
+    }
+
    pub fn devtools_chan(&self) -> Option<IpcSender<ScriptToDevtoolsControlMsg>> {
        self.devtools_chan.clone()
    }
@ -1424,6 +1450,7 @@ impl Window {
               bluetooth_thread: IpcSender<BluetoothMethodMsg>,
               storage_thread: StorageThread,
               mem_profiler_chan: mem::ProfilerChan,
+               time_profiler_chan: ProfilerChan,
               devtools_chan: Option<IpcSender<ScriptToDevtoolsControlMsg>>,
               constellation_chan: ConstellationChan<ConstellationMsg>,
               control_chan: IpcSender<ConstellationControlMsg>,
@ -1460,6 +1487,7 @@ impl Window {
            navigator: Default::default(),
            image_cache_thread: image_cache_thread,
            mem_profiler_chan: mem_profiler_chan,
+            time_profiler_chan: time_profiler_chan,
            devtools_chan: devtools_chan,
            browsing_context: Default::default(),
            performance: Default::default(),
--- a/components/script/dom/worker.rs
+++ b/components/script/dom/worker.rs
@ -102,6 +102,7 @@ impl Worker {
        let init = WorkerGlobalScopeInit {
            resource_thread: resource_thread,
            mem_profiler_chan: global.mem_profiler_chan().clone(),
+            time_profiler_chan: global.time_profiler_chan().clone(),
            to_devtools_sender: global.devtools_chan(),
            from_devtools_sender: optional_sender,
            constellation_chan: constellation_chan,
--- a/components/script/dom/workerglobalscope.rs
+++ b/components/script/dom/workerglobalscope.rs
@ -23,7 +23,7 @@ use js::jsval::UndefinedValue;
 use js::rust::Runtime;
 use msg::constellation_msg::{ConstellationChan, PipelineId};
 use net_traits::{LoadContext, ResourceThread, load_whole_resource};
-use profile_traits::mem;
+use profile_traits::{mem, time};
 use script_runtime::{CommonScriptMsg, ScriptChan, ScriptPort};
 use script_traits::ScriptMsg as ConstellationMsg;
 use script_traits::{MsDuration, TimerEvent, TimerEventId, TimerEventRequest, TimerSource};
@ -45,6 +45,7 @@ pub enum WorkerGlobalScopeTypeId {
 pub struct WorkerGlobalScopeInit {
    pub resource_thread: ResourceThread,
    pub mem_profiler_chan: mem::ProfilerChan,
+    pub time_profiler_chan: time::ProfilerChan,
    pub to_devtools_sender: Option<IpcSender<ScriptToDevtoolsControlMsg>>,
    pub from_devtools_sender: Option<IpcSender<DevtoolScriptControlMsg>>,
    pub constellation_chan: ConstellationChan<ConstellationMsg>,
@ -72,6 +73,8 @@ pub struct WorkerGlobalScope {
    timers: OneshotTimers,
    #[ignore_heap_size_of = "Defined in std"]
    mem_profiler_chan: mem::ProfilerChan,
+    #[ignore_heap_size_of = "Defined in std"]
+    time_profiler_chan: time::ProfilerChan,
    #[ignore_heap_size_of = "Defined in ipc-channel"]
    to_devtools_sender: Option<IpcSender<ScriptToDevtoolsControlMsg>>,

@ -118,6 +121,7 @@ impl WorkerGlobalScope {
            crypto: Default::default(),
            timers: OneshotTimers::new(timer_event_chan, init.scheduler_chan.clone()),
            mem_profiler_chan: init.mem_profiler_chan,
+            time_profiler_chan: init.time_profiler_chan,
            to_devtools_sender: init.to_devtools_sender,
            from_devtools_sender: init.from_devtools_sender,
            from_devtools_receiver: from_devtools_receiver,
@ -131,6 +135,10 @@ impl WorkerGlobalScope {
        &self.mem_profiler_chan
    }

+    pub fn time_profiler_chan(&self) -> &time::ProfilerChan {
+        &self.time_profiler_chan
+    }
+
    pub fn devtools_chan(&self) -> Option<IpcSender<ScriptToDevtoolsControlMsg>> {
        self.to_devtools_sender.clone()
    }
--- a/components/script/script_thread.rs
+++ b/components/script/script_thread.rs
@ -1446,6 +1446,7 @@ impl ScriptThread {
                                 self.bluetooth_thread.clone(),
                                 self.storage_thread.clone(),
                                 self.mem_profiler_chan.clone(),
+                                 self.time_profiler_chan.clone(),
                                 self.devtools_chan.clone(),
                                 self.constellation_chan.clone(),
                                 self.control_chan.clone(),
--- a/components/servo/Cargo.lock
+++ b/components/servo/Cargo.lock
@ -1342,6 +1342,7 @@ dependencies = [
 "openssl 0.7.12 (registry+https://github.com/rust-lang/crates.io-index)",
 "openssl-verify 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
 "plugins 0.0.1",
+ "profile_traits 0.0.1",
 "rustc-serialize 0.3.19 (registry+https://github.com/rust-lang/crates.io-index)",
 "threadpool 1.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
 "time 0.1.35 (registry+https://github.com/rust-lang/crates.io-index)",
@ -1379,6 +1380,7 @@ dependencies = [
 "net 0.0.1",
 "net_traits 0.0.1",
 "plugins 0.0.1",
+ "profile_traits 0.0.1",
 "time 0.1.35 (registry+https://github.com/rust-lang/crates.io-index)",
 "unicase 1.4.0 (registry+https://github.com/rust-lang/crates.io-index)",
 "url 1.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
--- a/components/servo/lib.rs
+++ b/components/servo/lib.rs
@ -210,7 +210,9 @@ fn create_constellation(opts: opts::Opts,
                        supports_clipboard: bool,
                        webrender_api_sender: Option<webrender_traits::RenderApiSender>) -> Sender<ConstellationMsg> {
    let bluetooth_thread: IpcSender<BluetoothMethodMsg> = BluetoothThreadFactory::new();
-    let resource_thread = new_resource_thread(opts.user_agent.clone(), devtools_chan.clone());
+    let resource_thread = new_resource_thread(opts.user_agent.clone(),
+                                              devtools_chan.clone(),
+                                              time_profiler_chan.clone());
    let image_cache_thread = new_image_cache_thread(resource_thread.clone(),
                                                    webrender_api_sender.as_ref().map(|wr| wr.create_api()));
    let font_cache_thread = FontCacheThread::new(resource_thread.clone(),
--- a/ports/cef/Cargo.lock
+++ b/ports/cef/Cargo.lock
@ -1248,6 +1248,7 @@ dependencies = [
 "openssl 0.7.12 (registry+https://github.com/rust-lang/crates.io-index)",
 "openssl-verify 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
 "plugins 0.0.1",
+ "profile_traits 0.0.1",
 "rustc-serialize 0.3.19 (registry+https://github.com/rust-lang/crates.io-index)",
 "threadpool 1.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
 "time 0.1.35 (registry+https://github.com/rust-lang/crates.io-index)",
--- a/ports/gonk/Cargo.lock
+++ b/ports/gonk/Cargo.lock
@ -1240,6 +1240,7 @@ dependencies = [
 "openssl 0.7.12 (registry+https://github.com/rust-lang/crates.io-index)",
 "openssl-verify 0.1.0 (registry+https://github.com/rust-lang/crates.io-index)",
 "plugins 0.0.1",
+ "profile_traits 0.0.1",
 "rustc-serialize 0.3.19 (registry+https://github.com/rust-lang/crates.io-index)",
 "threadpool 1.1.1 (registry+https://github.com/rust-lang/crates.io-index)",
 "time 0.1.35 (registry+https://github.com/rust-lang/crates.io-index)",
--- a/tests/unit/net/Cargo.toml
+++ b/tests/unit/net/Cargo.toml
@ -14,6 +14,7 @@ net_traits = {path = "../../../components/net_traits"}
 util = {path = "../../../components/util"}
 msg = {path = "../../../components/msg"}
 plugins = {path = "../../../components/plugins"}
+profile_traits = {path = "../../../components/profile_traits"}
 devtools_traits = {path = "../../../components/devtools_traits"}
 ipc-channel = {git = "https://github.com/servo/ipc-channel"}
 cookie = "0.2"
--- a/tests/unit/net/lib.rs
+++ b/tests/unit/net/lib.rs
@ -13,6 +13,7 @@ extern crate ipc_channel;
 extern crate msg;
 extern crate net;
 extern crate net_traits;
+extern crate profile_traits;
 extern crate time;
 extern crate unicase;
 extern crate url;
--- a/tests/unit/net/resource_thread.rs
+++ b/tests/unit/net/resource_thread.rs
@ -6,6 +6,7 @@ use ipc_channel::ipc;
 use net::resource_thread::new_resource_thread;
 use net_traits::hosts::{parse_hostsfile, host_replacement};
 use net_traits::{ControlMsg, LoadData, LoadConsumer, LoadContext, NetworkError, ProgressMsg};
+use profile_traits::time::ProfilerChan;
 use std::borrow::ToOwned;
 use std::collections::HashMap;
 use std::net::IpAddr;
@ -18,13 +19,15 @@ fn ip(s: &str) -> IpAddr {

 #[test]
 fn test_exit() {
-    let resource_thread = new_resource_thread("".to_owned(), None);
+    let (tx, _rx) = ipc::channel().unwrap();
+    let resource_thread = new_resource_thread("".to_owned(), None, ProfilerChan(tx));
    resource_thread.send(ControlMsg::Exit).unwrap();
 }

 #[test]
 fn test_bad_scheme() {
-    let resource_thread = new_resource_thread("".to_owned(), None);
+    let (tx, _rx) = ipc::channel().unwrap();
+    let resource_thread = new_resource_thread("".to_owned(), None, ProfilerChan(tx));
    let (start_chan, start) = ipc::channel().unwrap();
    let url = Url::parse("bogus://whatever").unwrap();
    resource_thread.send(ControlMsg::Load(LoadData::new(LoadContext::Browsing, url, None, None, None),
@ -200,7 +203,8 @@ fn test_cancelled_listener() {
        }
    });

-    let resource_thread = new_resource_thread("".to_owned(), None);
+    let (tx, _rx) = ipc::channel().unwrap();
+    let resource_thread = new_resource_thread("".to_owned(), None, ProfilerChan(tx));
    let (sender, receiver) = ipc::channel().unwrap();
    let (id_sender, id_receiver) = ipc::channel().unwrap();
    let (sync_sender, sync_receiver) = ipc::channel().unwrap();