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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,116 @@ | ||
| <html> | ||
| <head> | ||
| <title>132_websocket_latency</title> | ||
| <script src="http://code.jquery.com/jquery-latest.js"></script> | ||
| </head> | ||
| <body> | ||
| <h1>132_websocket_latency</h1> | ||
| <p>The iisnode is expected at ws://localhost/132_websocket_latency/server.js. The node.exe is expected at ws://localhost:8888.</p> | ||
| <table> | ||
| <tr> | ||
| <th>Measurement</th> | ||
| <th>node.exe</th> | ||
| <th>iisnode</th> | ||
| </tr> | ||
| <tr> | ||
| <th>Open latency [ms]</th> | ||
| <td id="node-open">...</td> | ||
| <td id="iisnode-open">...</td> | ||
| </tr> | ||
| <tr> | ||
| <th>Echo latency [ms]</th> | ||
| <td id="node-echo">...</td> | ||
| <td id="iisnode-echo">...</td> | ||
| </tr> | ||
| </table> | ||
| <p>Progress: <span id="progress">0%</span></p> | ||
| <script> | ||
| var start = new Date().getTime(); | ||
| var protocol = window.location.protocol === 'http:' ? 'ws://' : 'wss://'; | ||
| var scenarioAddress = { | ||
| iisnode: protocol + window.location.host + window.location.pathname + '/server.js', | ||
| node: protocol + 'localhost:8888' | ||
| }; | ||
| var measurements = 30; | ||
| var progress = 0; | ||
|
|
||
| function measureOne(address, callback) { | ||
| var start = new Date().getTime(); | ||
| var open, receive, error; | ||
| var socket = new WebSocket(address); | ||
|
|
||
| socket.onopen = function () { | ||
| open = new Date().getTime(); | ||
| socket.send('Hello'); | ||
| }; | ||
|
|
||
| socket.onmessage = function () { | ||
| receive = new Date().getTime(); | ||
| socket.close(); | ||
| }; | ||
|
|
||
| socket.onerror = function (e) { | ||
| error = e; | ||
| } | ||
|
|
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| socket.onclose = function () { | ||
| callback(error, open ? open - start : undefined, receive ? receive - start: undefined); | ||
| }; | ||
| } | ||
|
|
||
| function measureScenario(scenario, callback) { | ||
| // warmup | ||
| measureOne(scenarioAddress[scenario], function (error) { | ||
| if (error) { | ||
| return callback(error); | ||
| } | ||
|
|
||
| // actual test | ||
|
|
||
| var count = 0; | ||
| var openSum = 0; | ||
| var echoSum = 0; | ||
|
|
||
| function runOnce() { | ||
| measureOne(scenarioAddress[scenario], function (error, open, echo) { | ||
| if (error) { | ||
| return callback(error); | ||
| } | ||
|
|
||
| setProgress(++progress); | ||
|
|
||
| openSum += open; | ||
| echoSum += echo; | ||
| count++; | ||
| if (count < measurements) { | ||
| runOnce(); | ||
| } | ||
| else { | ||
| callback(null, openSum / count, echoSum / count); | ||
| } | ||
| }); | ||
| } | ||
|
|
||
| runOnce(); | ||
| }); | ||
| } | ||
|
|
||
| function setProgress(p) { | ||
| progress = p; | ||
| $('#progress').html((100 * p / (measurements * 2)).toFixed(0) + '%'); | ||
| } | ||
|
|
||
| measureScenario('node', function (error, open, echo) { | ||
| setProgress(measurements); | ||
| $('#node-open').html(error ? error.toString() : open.toFixed(2)); | ||
| $('#node-echo').html(error ? error.toString() : echo.toFixed(2)); | ||
| measureScenario('iisnode', function (error, open, echo) { | ||
| setProgress(measurements * 2); | ||
| $('#iisnode-open').html(error ? error.toString() : open.toFixed(2)); | ||
| $('#iisnode-echo').html(error ? error.toString() : echo.toFixed(2)); | ||
| }); | ||
| }); | ||
|
|
||
| </script> | ||
| </body> | ||
| </html> |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,26 @@ | ||
|
|
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| var WebSocket = require('faye-websocket') | ||
| , http = require('http'); | ||
|
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| var server = http.createServer(function (req, res) { | ||
| res.writeHead(400); | ||
| res.end(); | ||
| }); | ||
|
|
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| server.addListener('upgrade', function (request, socket, head) { | ||
| var ws = new WebSocket(request, socket, head); | ||
|
|
||
| ws.onmessage = function (event) { | ||
| try { | ||
| ws.send(event.data); | ||
| } | ||
| catch (e) { | ||
| } | ||
| }; | ||
|
|
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| ws.onclose = function (event) { | ||
| ws = null; | ||
| }; | ||
| }); | ||
|
|
||
| server.listen(process.env.PORT || 8888); |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1 @@ | ||
| %systemroot%\system32\inetsrv\appcmd.exe add app /site.name:"Default Web Site" /path:/132_websocket_latency /physicalPath:%~dp0 /applicationPool:DefaultAppPool |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,8 @@ | ||
| <configuration> | ||
| <system.webServer> | ||
| <handlers> | ||
| <add name="iisnode" path="server.js" verb="*" modules="iisnode" /> | ||
| </handlers> | ||
| <webSocket enabled="false" /> | ||
| </system.webServer> | ||
| </configuration> |