Logs fetch, xhr, ws requests in console
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// ==UserScript==
// @name Site Measurements
// @namespace http://tampermonkey.net/
// @version 2024-08-07.6
// @license MIT
// @description Logs fetch, xhr, ws requests in console
// @author Grosmar
// @match https://*.livejasmin.com/*
// @match https://livejasmin.com/*
// @icon https://www.google.com/s2/favicons?sz=64&domain=livejasmin.com
// @grant none
// @run-at document-start
// ==/UserScript==
(function() {
'use strict';
// Measurement prep
let measurements = [];
const pushMeasurement = (msg) => { if (msg) { measurements.push( {time: Date.now(), msg: msg.msg, title:msg.title } ) } return msg; };
// CONFIG
let networkLogsEnabled = localStorage.getItem("networkMeasuermentConsoleLogs") == "true";
const filteredWs = /jaws\./; // these websockets will be filtered out from logging
const binaryWsPackageCountLimit = 3; //show only this amount of binary packages
const wsEventFilter = { r: /onRandomAccessPoint|onMetaData/, limit: 2} // messages with this content will be shown only `limit` amount of time
const injectWsSend = { pattern: /"join",\{(?!.*enableTrace)/, replacement: '"join",{"enableTrace":true,' }; // if message pattern matches, injects this into websocket command
let wsBinaryCounter = 0; // Used to determine second binary package for keyframe
const measurementConfig =
[
{
callType: /^(?:NETWORK_User_MouseUp|NETWORK_User_TouchStart)/,
filter: null,
filterArgIndex: null,
func: (args) => ({msg: "USER_START", title: "User interaction (MouseUp or TouchStart)"})
},
{
callType: /^NETWORK_Ws_Send/,
filter: /"join"/,
filterArgIndex: 1,
func: (args) => ({msg: "OC_JOIN", title: "Join WebSocket request send"})
},
{
callType: /^NETWORK_Ws_Msg/,
filter: /"getEdge"/,
filterArgIndex: 1,
func: (args) => {
let data = JSON.parse(args[1].replace(/[0-9]*/, ""));
let refTime = measurements.at(-1).time;
data[0].response.forEach( e => { refTime += e.time; measurements.push( { time: refTime, msg: "OC_JOINED_" + e.name.replaceAll(/([A-Z])/g, "_$1").toUpperCase(), title: "WS Join response server side part: " + e.name } ) } );
return { msg: "OC_JOINED_REMAINDER", title: "WS Join response remainder, which is not measured on server side" };
}
},
{
callType: /^NETWORK_Ws_Msg/,
filter: /setVideoData/,
filterArgIndex: 1,
func: (args) => ({msg:"OC_SET_VIDEO_DATA", title:"Arrival of stream url"})
},
{
callType: /^NETWORK_Ws_Conn/,
filter: /ngs-edge/,
filterArgIndex: 0,
func: (args) => { wsBinaryCounter = 0; return {msg:"STREAM_ON_CONNECT", title:"Starting NGS WS Connection"} }
},
{
callType: /^NETWORK_Ws_Open/,
filter: /ngs-edge/,
filterArgIndex: 0,
func: (args) => ({msg: "STREAM_ON_CONNECTED", title:"Connected to NGS WebSocket"})
},
{
callType: /^NETWORK_Ws_Msg/,
filter: /"eventType":"onServerInfo"/,
filterArgIndex: 1,
func: (args) => ({msg:"STREAM_ON_SERVER_INFO", title:"NGS WS onServerInfo message received"})
},
{
callType: /^NETWORK_Ws_Msg/,
filter: /"onStreamStatus":/,
filterArgIndex: 1,
func: (args) => { return {msg:"STREAM_ON_STREAM_STATUS " + (args[1].includes('isColdStarted":true') ? "🔵" : ( args[1].includes('isColdStarted":false') ? "🔥" : "?")), title:"NGS WS onStreamStatus message received"} }
},
{
callType: /^NETWORK_Ws_Msg/,
filter: /"eventType":"onStreamInfo"/,
filterArgIndex: 1,
func: (args) => ({msg:"STREAM_ON_STREAM_INFO", title: "NGS WS onStreamInfo message received"})
},
{
callType: /^NETWORK_Ws_Msg/,
filter: /ngs-edge/,
filterArgIndex: 0,
func: (args) => args[2] && ++wsBinaryCounter == 2 ? {msg: "STREAM_RECEIVE_KEYFRAME", title:"NGS First keyframe received (2nd ws packet)"} : null
},
{
callType: /^NETWORK_Video_LoadedData/,
filter: /.{2,}/,
filterArgIndex: 0,
func: (args) => { return args[0].length > 0 ? {msg:"STREAM_MEDIA_LOADED_DATA", title:"Video element loadedData event received"} : null } // empty video id filtered out because it's some preroll stuff
},
{
callType: /^NETWORK_Video_Playing/,
filter: /.{2,}/,
filterArgIndex: 0,
func: (args) => { return args[0].length > 0 ? {msg:"STREAM_MEDIA_PLAYING", title:"Video element playing event received"} : null } // empty video id filtered out because it's some preroll stuff
}
]; // these steps will be measured and shown when reaches the last step
// SCRIPT
console.log("MEASUREMENT");
// UI
const createFloating = ( id, style, addClose ) =>
{
const div = document.createElement('div');
div.id = id;
Object.assign(div.style, {width: '210px', height: '100px', color: "white", background: '#700000', position: 'absolute', top: '50px', left: '50px', cursor: 'move', zIndex: 100000 });
Object.assign(div.style, style);
const content = document.createElement("div");
div.appendChild( content );
if (addClose)
{
const close = document.createElement("div");
close.textContent = "x";
close.className = "measurement-close";
Object.assign(close.style, { position: "absolute", padding: "5px", textAlign: "center", lineHeight: "12px", top: "0px", right: "5px", color: "#999999", cursor: "pointer" } );
close.onclick = () => { div.style.display = "none" }
div.appendChild(close);
}
let isDown = false, offsetX, offsetY;
div.addEventListener('mousedown', e => { isDown = true; offsetX = e.offsetX; offsetY = e.offsetY; });
document.addEventListener('mousemove', e => { if (isDown) Object.assign(div.style, {left: e.pageX - offsetX + 'px', top: e.pageY - offsetY + 'px'}); });
document.addEventListener('mouseup', () => { isDown = false });
return div;
}
const measurementIcon = createFloating( "measurementFloatingIcon", {left: 0, top: 0, cursor: "poiner", borderRadius: "50%", width: "35px", height: "35px", border: "1px solid #500000", background: "#700000", color: "white", textAlign: "center", lineHeight: "35px", userSelect: "none" } );
measurementIcon.firstElementChild.textContent = "M";
const display = localStorage.getItem("networkMeasuermentDisplay") == "true";
const floatingBox = createFloating( "measurementFloatingBox", {display: display ? "box" : "none", fontFamily: "monospace", padding: "5px", fontSize: "11px", height: "auto", minHeight: "100px", borderRadius: "2px"}, true );
measurementIcon.addEventListener("click", () => { floatingBox.style.display == "none" ? floatingBox.style.display = "block" : floatingBox.style.display = "none"; localStorage.setItem("networkMeasuermentDisplay", floatingBox.style.display != "none"); });
floatingBox.querySelector(".measurement-close").addEventListener("click", () => { localStorage.setItem("networkMeasuermentDisplay", floatingBox.style.display != "none"); } );
const enableLogsCheckbox = document.createElement('input');
enableLogsCheckbox.type = "checkbox";
enableLogsCheckbox.title = "Enable console logs";
enableLogsCheckbox.checked = networkLogsEnabled;
enableLogsCheckbox.onchange = () => { networkLogsEnabled = !networkLogsEnabled; localStorage.setItem("networkMeasuermentConsoleLogs", networkLogsEnabled); };
Object.assign(enableLogsCheckbox.style, { position: "absolute", top: "5px", right: "20px", width: "12px", height: "12px" });
floatingBox.appendChild(enableLogsCheckbox);
// Measurements
const printMeasurements = () =>
{
if (measurements.length < 3 )
{
return;
}
const pad = 27;
let resultText = "";
let resultHtml = "";
let sumTime = 0;
for ( let i = 1; i < measurements.length; i++ )
{
let diffTime = measurements[i].time - measurements[i-1].time;
sumTime += diffTime;
resultText += measurements[i].msg.padEnd(pad) + " " + (diffTime).toString().padStart(4) + "\n";
resultHtml += `<tr><td title="${measurements[i].title}">${measurements[i].msg}</td><td style="text-align:right">${diffTime}</td></tr>`;
}
const measurementText = 'MEASUREMENTS'.padEnd(pad) + '\n' + '____________'.padEnd(pad) + '\n' + resultText + '\n' + 'SUM'.padEnd(pad) + ' ' + sumTime.toString().padStart(4);
const measurementHtml = `<b>MEASUREMENTS</b><br><br><table width="100%">${resultHtml}<tr><td><b>SUM</b></td><td style="text-align:right"><b>${sumTime}</b></td></tr></table>`;
console.log('%c' + measurementText, 'background: red; color: #bada55');
floatingBox.firstElementChild.innerHTML = measurementHtml;
}
const addMeasurement = (callType, ...args) =>
{
let highlighted = false;
for ( let i = 0; i < measurementConfig.length; i++ )
{
if (measurementConfig[i].callType.test(callType) && (!measurementConfig[i].filter || !measurementConfig[i].filterArgIndex || measurementConfig[i].filter.test(args[measurementConfig[i].filterArgIndex])))
{
let pushed = false;
if ( (pushed = pushMeasurement( measurementConfig[i].func(args) )) && i == 0 )
{
measurements = measurements.slice(-1); // reset if it was the first real action
}
if (pushed)
{
highlighted = true;
networkLogsEnabled && console.log('%c' + callType + " " + JSON.stringify(args), 'background: darkorange; color: white');
}
if ( i == measurementConfig.length - 1 && pushed )
{
printMeasurements(); // print if it was the last
measurements = [];
}
break;
}
}
if ( networkLogsEnabled && !highlighted )
{
console.log( callType, ...args );
}
}
// Image listeners
const OrigImage = window.Image;
window.Image = function(...args) { const img = new OrigImage(...args); img.addEventListener('load', function() {addMeasurement('NETWORK_Img2', img.src);}); return img; };
function handleNewImages(images) {
images.forEach(img => {
addMeasurement('NETWORK_Img', img.src);
});
}
const loadedListener = (e) => { addMeasurement('NETWORK_Video_LoadedData', e.target.id); }
const playingListener = (e) => { addMeasurement('NETWORK_Video_Playing', e.target.id); }
function handleNewVideos(videos) {
videos.forEach(video => {
//video.style.opacity = 0.1;
video.addEventListener("loadeddata", loadedListener);
video.addEventListener("playing", playingListener );
});
}
const observer = new MutationObserver(mutations => { // Create a MutationObserver to watch for added nodes
mutations.forEach(mutation => {
if (mutation.addedNodes.length > 0) {
mutation.addedNodes.forEach(node => {
if (node.tagName === 'IMG') {
handleNewImages([node]);
} else if (node.querySelectorAll) {
// Check for images within added containers
const imgs = node.querySelectorAll('img');
if (imgs.length > 0) {
handleNewImages(imgs);
}
}
if (node.tagName === 'VIDEO') {
handleNewVideos([node]);
} else if (node.querySelectorAll) {
// Check for images within added containers
const videos = node.querySelectorAll('video');
if (videos.length > 0) {
handleNewVideos(videos);
}
}
});
}
});
});
window.addEventListener("load", () => {
setTimeout( () => {
document.body.appendChild(floatingBox);
document.body.appendChild(measurementIcon);
}, 1000);
observer.observe(document.body, { // Start observing the document body for changes
childList: true,
subtree: true
});
});
// User listeners
document.addEventListener("click", (event) => { addMeasurement("NETWORK_User_Click", event.target); });
document.addEventListener("mousedown", (event) => { addMeasurement("NETWORK_User_MouseDown", event.target); });
document.addEventListener("mouseup", (event) => { addMeasurement("NETWORK_User_MouseUp", event.target); });
document.addEventListener("touchstart", (event) => { addMeasurement("NETWORK_User_TouchStart", event.target); });
document.addEventListener("touchend", (event) => { addMeasurement("NETWORK_User_TouchEnd", event.target); });
// Request listeners
const origFetch = fetch;
window.fetch = (...args) => { addMeasurement("NETWORK_Fetch", ...args); return origFetch(...args); }
const origOpen = XMLHttpRequest.prototype.open;
XMLHttpRequest.prototype.open = function (...args) { addMeasurement("NETWORK_Xhr", ...args); return origOpen.apply(this, args); }
// Websocket listeners
const origWsSend = WebSocket.prototype.send;
WebSocket.prototype.send = function(data)
{
if (data != 3 && !filteredWs.test(this.url))
{
addMeasurement("NETWORK_Ws_Send", this.url, data);
}
if ( !(data instanceof ArrayBuffer) && injectWsSend.pattern.test(data))
{
data = data.replace(injectWsSend.pattern, injectWsSend.replacement);
}
return origWsSend.call(this, data);
}
const OrigWs = window.WebSocket;
window.WebSocket = function (url, protocols)
{
let ws = new OrigWs(url, protocols);
if (!filteredWs.test(url)) {
let binaryCount = 0;
let filteredMsgCount = 0;
addMeasurement("NETWORK_Ws_Conn", url, protocols);
ws.addEventListener("open", (event) => { addMeasurement("NETWORK_Ws_Open", url); });
ws.addEventListener("close", (event) => { addMeasurement("NETWORK_Ws_Close", url); });
ws.addEventListener("message", (event) =>
{
const isBinary = event.data instanceof ArrayBuffer;
const eventFilterTest = wsEventFilter.r.test(event.data);
if (event.data != 2 && ((isBinary && binaryCount++ < binaryWsPackageCountLimit) || (!isBinary && (!eventFilterTest || filteredMsgCount++ < wsEventFilter.limit))))
{
addMeasurement("NETWORK_Ws_Msg", url, event.data, isBinary);
}
}
);
}
return ws;
}
})();