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June 8, 2014 03:18
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SockJS FD Leak
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<!doctype html> | |
<html><head> | |
<script src="https://ajax.googleapis.com/ajax/libs/jquery/1.7.1/jquery.min.js"></script> | |
<script src="https://hostname:9999/sockjs-0.3.min.js"></script> | |
<style> | |
.box { | |
width: 300px; | |
float: left; | |
margin: 0 20px 0 20px; | |
} | |
.box div, .box input { | |
border: 1px solid; | |
-moz-border-radius: 4px; | |
border-radius: 4px; | |
width: 100%; | |
padding: 0px; | |
margin: 5px; | |
} | |
.box div { | |
border-color: grey; | |
height: 300px; | |
overflow: auto; | |
} | |
.box input { | |
height: 30px; | |
} | |
h1 { | |
margin-left: 30px; | |
} | |
body { | |
background-color: #F0F0F0; | |
font-family: "Arial"; | |
} | |
</style> | |
</head><body lang="en"> | |
<h1>SockJS Echo example</h1> | |
<div id="first" class="box"> | |
<div></div> | |
<form><input autocomplete="off" value="Type here..."></input></form> | |
</div> | |
<script> | |
var sockjs_url = '/echo'; | |
var options = {}; | |
options.protocols_whitelist = ['websocket']; | |
var sockjs = new SockJS(sockjs_url, null, options); | |
$('#first input').focus(); | |
var div = $('#first div'); | |
var inp = $('#first input'); | |
var form = $('#first form'); | |
var print = function(m, p) { | |
p = (p === undefined) ? '' : JSON.stringify(p); | |
div.append($("<code>").text(m + ' ' + p)); | |
div.append($("<br>")); | |
div.scrollTop(div.scrollTop()+10000); | |
}; | |
sockjs.onopen = function() {print('[*] open', sockjs.protocol);}; | |
sockjs.onmessage = function(e) {print('[.] message', e.data);}; | |
sockjs.onclose = function() {print('[*] close');}; | |
form.submit(function() { | |
print('[ ] sending', inp.val()); | |
sockjs.send(inp.val()); | |
inp.val(''); | |
return false; | |
}); | |
</script> | |
</body></html> |
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{ | |
"name": "sockjs-echo", | |
"version": "0.0.0-unreleasable", | |
"dependencies": { | |
"node-static": "0.5.9", | |
"sockjs": "*" | |
} | |
} |
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var https = require('https'); | |
var fs = require('fs'); | |
var sockjs = require('sockjs'); | |
var node_static = require('node-static'); | |
// 1. Echo sockjs server | |
var sockjs_opts = {sockjs_url: "https://hostname:9999/sockjs-0.3.min.js"}; | |
var sockjs_echo = sockjs.createServer(sockjs_opts); | |
sockjs_echo.on('connection', function(conn) { | |
setTimeout(function() { | |
conn.close(); | |
}, 2000); | |
conn.on('data', function(message) { | |
conn.write(message); | |
}); | |
conn.on('close', function() { | |
console.log('Connection closed'); | |
}); | |
}); | |
// 2. Static files server | |
var static_directory = new node_static.Server(__dirname); | |
// 3. Setup HTTPS server | |
var httpsOptions = { | |
key: fs.readFileSync('./hostname.key'), | |
cert: fs.readFileSync('./hostname.crt') | |
}; | |
var server = https.createServer(httpsOptions); | |
server.addListener('request', function(req, res) { | |
static_directory.serve(req, res); | |
}); | |
server.addListener('upgrade', function(req,res) { | |
res.end(); | |
}); | |
sockjs_echo.installHandlers(server, {prefix:'/echo'}); | |
console.log(' [*] Listening on 0.0.0.0:9999' ); | |
server.listen(9999, '0.0.0.0'); |
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/* SockJS client, version 0.3.4, http://sockjs.org, MIT License | |
Copyright (c) 2011-2012 VMware, Inc. | |
Permission is hereby granted, free of charge, to any person obtaining a copy | |
of this software and associated documentation files (the "Software"), to deal | |
in the Software without restriction, including without limitation the rights | |
to use, copy, modify, merge, publish, distribute, sublicense, and/or sell | |
copies of the Software, and to permit persons to whom the Software is | |
furnished to do so, subject to the following conditions: | |
The above copyright notice and this permission notice shall be included in | |
all copies or substantial portions of the Software. | |
THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR | |
IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, | |
FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE | |
AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER | |
LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, | |
OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN | |
THE SOFTWARE. | |
*/ | |
// JSON2 by Douglas Crockford (minified). | |
var JSON;JSON||(JSON={}),function(){function str(a,b){var c,d,e,f,g=gap,h,i=b[a];i&&typeof i=="object"&&typeof i.toJSON=="function"&&(i=i.toJSON(a)),typeof rep=="function"&&(i=rep.call(b,a,i));switch(typeof i){case"string":return quote(i);case"number":return isFinite(i)?String(i):"null";case"boolean":case"null":return String(i);case"object":if(!i)return"null";gap+=indent,h=[];if(Object.prototype.toString.apply(i)==="[object Array]"){f=i.length;for(c=0;c<f;c+=1)h[c]=str(c,i)||"null";e=h.length===0?"[]":gap?"[\n"+gap+h.join(",\n"+gap)+"\n"+g+"]":"["+h.join(",")+"]",gap=g;return e}if(rep&&typeof rep=="object"){f=rep.length;for(c=0;c<f;c+=1)typeof rep[c]=="string"&&(d=rep[c],e=str(d,i),e&&h.push(quote(d)+(gap?": ":":")+e))}else for(d in i)Object.prototype.hasOwnProperty.call(i,d)&&(e=str(d,i),e&&h.push(quote(d)+(gap?": ":":")+e));e=h.length===0?"{}":gap?"{\n"+gap+h.join(",\n"+gap)+"\n"+g+"}":"{"+h.join(",")+"}",gap=g;return e}}function quote(a){escapable.lastIndex=0;return escapable.test(a)?'"'+a.replace(escapable,function(a){var b=meta[a];return typeof b=="string"?b:"\\u"+("0000"+a.charCodeAt(0).toString(16)).slice(-4)})+'"':'"'+a+'"'}function f(a){return a<10?"0"+a:a}"use strict",typeof Date.prototype.toJSON!="function"&&(Date.prototype.toJSON=function(a){return isFinite(this.valueOf())?this.getUTCFullYear()+"-"+f(this.getUTCMonth()+1)+"-"+f(this.getUTCDate())+"T"+f(this.getUTCHours())+":"+f(this.getUTCMinutes())+":"+f(this.getUTCSeconds())+"Z":null},String.prototype.toJSON=Number.prototype.toJSON=Boolean.prototype.toJSON=function(a){return this.valueOf()});var cx=/[\u0000\u00ad\u0600-\u0604\u070f\u17b4\u17b5\u200c-\u200f\u2028-\u202f\u2060-\u206f\ufeff\ufff0-\uffff]/g,escapable=/[\\\"\x00-\x1f\x7f-\x9f\u00ad\u0600-\u0604\u070f\u17b4\u17b5\u200c-\u200f\u2028-\u202f\u2060-\u206f\ufeff\ufff0-\uffff]/g,gap,indent,meta={"\b":"\\b","\t":"\\t","\n":"\\n","\f":"\\f","\r":"\\r",'"':'\\"',"\\":"\\\\"},rep;typeof JSON.stringify!="function"&&(JSON.stringify=function(a,b,c){var d;gap="",indent="";if(typeof c=="number")for(d=0;d<c;d+=1)indent+=" ";else typeof c=="string"&&(indent=c);rep=b;if(!b||typeof b=="function"||typeof b=="object"&&typeof b.length=="number")return str("",{"":a});throw new Error("JSON.stringify")}),typeof JSON.parse!="function"&&(JSON.parse=function(text,reviver){function walk(a,b){var c,d,e=a[b];if(e&&typeof e=="object")for(c in e)Object.prototype.hasOwnProperty.call(e,c)&&(d=walk(e,c),d!==undefined?e[c]=d:delete e[c]);return reviver.call(a,b,e)}var j;text=String(text),cx.lastIndex=0,cx.test(text)&&(text=text.replace(cx,function(a){return"\\u"+("0000"+a.charCodeAt(0).toString(16)).slice(-4)}));if(/^[\],:{}\s]*$/.test(text.replace(/\\(?:["\\\/bfnrt]|u[0-9a-fA-F]{4})/g,"@").replace(/"[^"\\\n\r]*"|true|false|null|-?\d+(?:\.\d*)?(?:[eE][+\-]?\d+)?/g,"]").replace(/(?:^|:|,)(?:\s*\[)+/g,""))){j=eval("("+text+")");return typeof reviver=="function"?walk({"":j},""):j}throw new SyntaxError("JSON.parse")})}() | |
SockJS=function(){var a=document,b=window,c={},d=function(){};d.prototype.addEventListener=function(a,b){this._listeners||(this._listeners={}),a in this._listeners||(this._listeners[a]=[]);var d=this._listeners[a];c.arrIndexOf(d,b)===-1&&d.push(b);return},d.prototype.removeEventListener=function(a,b){if(!(this._listeners&&a in this._listeners))return;var d=this._listeners[a],e=c.arrIndexOf(d,b);if(e!==-1){d.length>1?this._listeners[a]=d.slice(0,e).concat(d.slice(e+1)):delete this._listeners[a];return}return},d.prototype.dispatchEvent=function(a){var b=a.type,c=Array.prototype.slice.call(arguments,0);this["on"+b]&&this["on"+b].apply(this,c);if(this._listeners&&b in this._listeners)for(var d=0;d<this._listeners[b].length;d++)this._listeners[b][d].apply(this,c)};var e=function(a,b){this.type=a;if(typeof b!="undefined")for(var c in b){if(!b.hasOwnProperty(c))continue;this[c]=b[c]}};e.prototype.toString=function(){var a=[];for(var b in this){if(!this.hasOwnProperty(b))continue;var c=this[b];typeof c=="function"&&(c="[function]"),a.push(b+"="+c)}return"SimpleEvent("+a.join(", ")+")"};var f=function(a){var b=this;b._events=a||[],b._listeners={}};f.prototype.emit=function(a){var b=this;b._verifyType(a);if(b._nuked)return;var c=Array.prototype.slice.call(arguments,1);b["on"+a]&&b["on"+a].apply(b,c);if(a in b._listeners)for(var d=0;d<b._listeners[a].length;d++)b._listeners[a][d].apply(b,c)},f.prototype.on=function(a,b){var c=this;c._verifyType(a);if(c._nuked)return;a in c._listeners||(c._listeners[a]=[]),c._listeners[a].push(b)},f.prototype._verifyType=function(a){var b=this;c.arrIndexOf(b._events,a)===-1&&c.log("Event "+JSON.stringify(a)+" not listed "+JSON.stringify(b._events)+" in "+b)},f.prototype.nuke=function(){var a=this;a._nuked=!0;for(var b=0;b<a._events.length;b++)delete a[a._events[b]];a._listeners={}};var g="abcdefghijklmnopqrstuvwxyz0123456789_";c.random_string=function(a,b){b=b||g.length;var c,d=[];for(c=0;c<a;c++)d.push(g.substr(Math.floor(Math.random()*b),1));return d.join("")},c.random_number=function(a){return Math.floor(Math.random()*a)},c.random_number_string=function(a){var b=(""+(a-1)).length,d=Array(b+1).join("0");return(d+c.random_number(a)).slice(-b)},c.getOrigin=function(a){a+="/";var b=a.split("/").slice(0,3);return b.join("/")},c.isSameOriginUrl=function(a,c){return c||(c=b.location.href),a.split("/").slice(0,3).join("/")===c.split("/").slice(0,3).join("/")},c.getParentDomain=function(a){if(/^[0-9.]*$/.test(a))return a;if(/^\[/.test(a))return a;if(!/[.]/.test(a))return a;var b=a.split(".").slice(1);return b.join(".")},c.objectExtend=function(a,b){for(var c in b)b.hasOwnProperty(c)&&(a[c]=b[c]);return a};var h="_jp";c.polluteGlobalNamespace=function(){h in b||(b[h]={})},c.closeFrame=function(a,b){return"c"+JSON.stringify([a,b])},c.userSetCode=function(a){return a===1e3||a>=3e3&&a<=4999},c.countRTO=function(a){var b;return 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