// Copyright (c) Microsoft. All rights reserved.// Licensed under the MIT license. See LICENSE file in the project root for full license information.namespace WebSockets.Server{using System.Text;using DotNetty.Buffers;static class WebSocketServerBenchmarkPage{const string Newline = "\r\n";public static IByteBuffer GetContent(string webSocketLocation) =>Unpooled.WrappedBuffer(Encoding.ASCII.GetBytes("<html><head><title>Web Socket Performance Test</title></head>" + Newline +"<body>" + Newline +"<h2>WebSocket Performance Test</h2>" + Newline +"<label>Connection Status:</label>" + Newline +"<label id=\"connectionLabel\"></label><br />" + Newline +"<form onsubmit=\"return false;\">" + Newline +"Message size:" +"<input type=\"text\" id=\"messageSize\" value=\"1024\"/><br>" + Newline +"Number of messages:" +"<input type=\"text\" id=\"nrMessages\" value=\"100000\"/><br>" + Newline +"Data Type:" +"<input type=\"radio\" name=\"type\" id=\"typeText\" value=\"text\" checked>text" +"<input type=\"radio\" name=\"type\" id=\"typeBinary\" value=\"binary\">binary<br>" + Newline +"Mode:<br>" + Newline +"<input type=\"radio\" name=\"mode\" id=\"modeSingle\" value=\"single\" checked>" +"Wait for response after each messages<br>" + Newline +"<input type=\"radio\" name=\"mode\" id=\"modeAll\" value=\"all\">" +"Send all messages and then wait for all responses<br>" + Newline +"<input type=\"checkbox\" id=\"verifiyResponses\">Verify responded messages<br>" + Newline +"<input type=\"button\" value=\"Start Benchmark\"" + Newline +" onclick=\"startBenchmark()\" />" + Newline +"<h3>Output</h3>" + Newline +"<textarea id=\"output\" style=\"width:500px;height:300px;\"></textarea>" + Newline +"<br>" + Newline +"<input type=\"button\" value=\"Clear\" onclick=\"clearText()\">" + Newline +"</form>" + Newline +"<script type=\"text/javascript\">" + Newline +"var benchRunning = false;" + Newline +"var messageSize = 0;" + Newline +"var totalMessages = 0;" + Newline +"var rcvdMessages = 0;" + Newline +"var isBinary = true;" + Newline +"var isSingle = true;" + Newline +"var verifiyResponses = false;" + Newline +"var benchData = null;" + Newline +"var startTime;" + Newline +"var endTime;" + Newline +"var socket;" + Newline +"var output = document.getElementById('output');" + Newline +"var connectionLabel = document.getElementById('connectionLabel');" + Newline +"if (!window.WebSocket) {" + Newline +" window.WebSocket = window.MozWebSocket;" + Newline +'}' + Newline +"if (window.WebSocket) {" + Newline +" socket = new WebSocket(\"" + webSocketLocation + "\");" + Newline +" socket.binaryType = 'arraybuffer';" + Newline +" socket.onmessage = function(event) {" + Newline +" if (verifiyResponses) {" + Newline +" if (isBinary) {" + Newline +" if (!(event.data instanceof ArrayBuffer) || " + Newline +" event.data.byteLength != benchData.byteLength) {" + Newline +" onInvalidResponse(benchData, event.data);" + Newline +" return;" + Newline +" } else {" + Newline +" var v = new Uint8Array(event.data);" + Newline +" for (var j = 0; j < benchData.byteLength; j++) {" + Newline +" if (v[j] != benchData[j]) {" + Newline +" onInvalidResponse(benchData, event.data);" + Newline +" return;" + Newline +" }" + Newline +" }" + Newline +" }" + Newline +" } else {" + Newline +" if (event.data != benchData) {" + Newline +" onInvalidResponse(benchData, event.data);" + Newline +" return;" + Newline +" }" + Newline +" }" + Newline +" }" + Newline +" rcvdMessages++;" + Newline +" if (rcvdMessages == totalMessages) {" + Newline +" onFinished();" + Newline +" } else if (isSingle) {" + Newline +" socket.send(benchData);" + Newline +" }" + Newline +" };" + Newline +" socket.onopen = function(event) {" + Newline +" connectionLabel.innerHTML = \"Connected\";" + Newline +" };" + Newline +" socket.onclose = function(event) {" + Newline +" benchRunning = false;" + Newline +" connectionLabel.innerHTML = \"Disconnected\";" + Newline +" };" + Newline +"} else {" + Newline +" alert(\"Your browser does not support Web Socket.\");" + Newline +'}' + Newline +Newline +"function onInvalidResponse(sent,recvd) {" + Newline +" socket.close();" + Newline +" alert(\"Error: Sent data did not match the received data!\");" + Newline +"}" + Newline +Newline +"function clearText() {" + Newline +" output.value=\"\";" + Newline +"}" + Newline +Newline +"function createBenchData() {" + Newline +" if (isBinary) {" + Newline +" benchData = new Uint8Array(messageSize);" + Newline +" for (var i=0; i < messageSize; i++) {" + Newline +" benchData[i] += Math.floor(Math.random() * 255);" + Newline +" }" + Newline +" } else { " + Newline +" benchData = \"\";" + Newline +" for (var i=0; i < messageSize; i++) {" + Newline +" benchData += String.fromCharCode(Math.floor(Math.random() * (123 - 65) + 65));" + Newline +" }" + Newline +" }" + Newline +"}" + Newline +Newline +"function startBenchmark(message) {" + Newline +" if (!window.WebSocket || benchRunning) { return; }" + Newline +" if (socket.readyState == WebSocket.OPEN) {" + Newline +" isBinary = document.getElementById('typeBinary').checked;" + Newline +" isSingle = document.getElementById('modeSingle').checked;" + Newline +" verifiyResponses = document.getElementById('verifiyResponses').checked;" + Newline +" messageSize = parseInt(document.getElementById('messageSize').value);" + Newline +" totalMessages = parseInt(document.getElementById('nrMessages').value);" + Newline +" if (isNaN(messageSize) || isNaN(totalMessages)) return;" + Newline +" createBenchData();" + Newline +" output.value = output.value + '\\nStarting Benchmark';" + Newline +" rcvdMessages = 0;" + Newline +" benchRunning = true;" + Newline +" startTime = new Date();" + Newline +" if (isSingle) {" + Newline +" socket.send(benchData);" + Newline +" } else {" + Newline +" for (var i = 0; i < totalMessages; i++) socket.send(benchData);" + Newline +" }" + Newline +" } else {" + Newline +" alert(\"The socket is not open.\");" + Newline +" }" + Newline +'}' + Newline +Newline +"function onFinished() {" + Newline +" endTime = new Date();" + Newline +" var duration = (endTime - startTime) / 1000.0;" + Newline +" output.value = output.value + '\\nTest took: ' + duration + 's';" + Newline +" var messagesPerS = totalMessages / duration;" + Newline +" output.value = output.value + '\\nPerformance: ' + messagesPerS + ' Messages/s';" + Newline +" output.value = output.value + ' in each direction';" + Newline +" output.value = output.value + '\\nRound trip: ' + 1000.0/messagesPerS + 'ms';" + Newline +" var throughput = messageSize * totalMessages / duration;" + Newline +" var throughputText;" + Newline +" if (isBinary) throughputText = throughput / (1024*1024) + ' MB/s';" + Newline +" else throughputText = throughput / (1000*1000) + ' MChars/s';" + Newline +" output.value = output.value + '\\nThroughput: ' + throughputText;" + Newline +" output.value = output.value + ' in each direction';" + Newline +" benchRunning = false;" + Newline +"}" + Newline +"</script>" + Newline +"</body>" + Newline +"</html>" + Newline));}}
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