js/testing/test-throughput-ws.html - ndn-js - Gitiles

 <?xml version = "1.0" encoding="utf-8" ?>
 <!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN"
 "DTD/xhtml1-strict.dtd">
 <html xmlns = "http://www.w3.org/1999/xhtml">
 <meta charset="UTF-8">

 <head>
 	<title>NDN Get File via WebSocket</title>

 	<script type="text/javascript" src="../tools/build/ndn-js.js"></script>

 	<script type="text/javascript">
 		hostip = "131.179.196.232";
 		//hostip = "localhost";
 		//var ndncon = new NDN({port:9696,host:hostip});
 		var ndncon = new NDN({port:9696,host:hostip,verify:false});
         ndncon.transport.connectWebSocket(ndncon);

 ///////////////////////////////////////////////////////////////////////////////////////////////////////////
         /*
 		 * Closure for calling expressInterest to fetch big file.
 		 */
 		var ContentClosure = function ContentClosure(ndn, T0) {
 		    // Inherit from Closure.
 		    Closure.call(this);

 		    this.T0 = T0;
 		    this.ndn = ndn;
 			this.totalBlocks = 0;

 		    this.firstReceivedSegmentNumber = null;
 		    this.firstReceivedContentObject = null;
 		}

 		ContentClosure.prototype.upcall = function(kind, upcallInfo) {
 		    if (kind == Closure.UPCALL_INTEREST_TIMED_OUT) {
 		    	var T1 = new Date();
 		    	document.getElementById('content').innerHTML += "<p>Interest time out.</p>";
 		        document.getElementById('content').innerHTML += "<p>Time elapsed: " + (T1 - this.T0) + " ms including 4s timeout</p>";
 		        document.getElementById('content').innerHTML += "<p>Total number of blocks: " + this.totalBlocks + "</p>";
 		        return Closure.RESULT_OK;
 		    }

 		    if (kind == Closure.UPCALL_CONTENT_BAD) {
 		    	console.log("NdnProtocol.ContentClosure: signature verification failed");
 		    	console.log(upcallInfo.contentObject.name.getName());
 		    	console.log(DataUtils.toHex(upcallInfo.contentObject.signature.Witness).toLowerCase());
 		    	return Closure.RESULT_OK;
 		    }

 		    if (!(kind == Closure.UPCALL_CONTENT ||
 		          kind == Closure.UPCALL_CONTENT_UNVERIFIED))
 		        // The upcall is not for us.
 		        return Closure.RESULT_ERR;

 		    var contentObject = upcallInfo.contentObject;
 		    if (contentObject.content == null) {
 		        console.log("NdnProtocol.ContentClosure: contentObject.content is null");
 		        return Closure.RESULT_ERR;
 		    }

 		    // Use the segmentNumber to load multiple segments.
 		    //var segmentNumber = ArrayToNum(contentObject.name.components[contentObject.name.components.length - 1]);
 		    var segmentNumber = DataUtils.bigEndianToUnsignedInt
 		    						(contentObject.name.components[contentObject.name.components.length - 1]);
 		    //console.log(segmentNumber);

 	        if (this.firstReceivedSegmentNumber == null) {
 	            // This is the first call.
 	            this.firstReceivedSegmentNumber = segmentNumber;
 	            if (segmentNumber != 0) {
 	                // Special case: Save this content object for later and request segment zero.
 	                this.firstReceivedContentObject = contentObject;
 	                var componentsForZero = contentObject.name.components.slice
 	                    (0, contentObject.name.components.length - 1);
 	                componentsForZero.push([0]);
 	                this.ndn.expressInterest(new Name(componentsForZero), this);
 	                return Closure.RESULT_OK;
 	            }
 	        }

 		    // Process received data here...
 		    // Count content length
 		    //nameStr = escape(contentObject.name.getName());
 			//document.getElementById('content').innerHTML += "<p>Name string: " + nameStr + "</p>";
 			//document.getElementById('content').innerHTML += "<p>Content buffer length: " + contentObject.content.length + "</p>";
 			this.totalBlocks++;

 		    // Check for the special case if the saved content is for the next segment that we need.
 		    if (this.firstReceivedContentObject != null &&
 		        this.firstReceivedSegmentNumber == segmentNumber + 1) {
 		        // Substitute the saved contentObject send its content and keep going.
 		        contentObject = this.firstReceivedContentObject;
 		        segmentNumber = segmentNumber + 1;
 		        // Clear firstReceivedContentObject to save memory.
 		        this.firstReceivedContentObject = null;

 		        // Process received data here...
 		    	// Count content length
 		    	//nameStr = escape(contentObject.name.getName());
 				//document.getElementById('content').innerHTML += "<p>Name string: " + nameStr + "</p>";
 				//document.getElementById('content').innerHTML += "<p>Content buffer length: " + contentObject.content.length + "</p>";
 				this.totalBlocks++;
 		    }

 		    var finalSegmentNumber = null;
 		    if (contentObject.signedInfo != null && contentObject.signedInfo.finalBlockID != null)
 		        //finalSegmentNumber = ArrayToNum(contentObject.signedInfo.finalBlockID);
 		        finalSegmentNumber = DataUtils.bigEndianToUnsignedInt(contentObject.signedInfo.finalBlockID);

 		    if (finalSegmentNumber == null || segmentNumber != finalSegmentNumber) {
 		        // Make a name for the next segment and get it.
 		        //var segmentNumberPlus1 = NumToArray(segmentNumber + 1);
 		        // Make a name for the next segment and get it.
 		        var segmentNumberPlus1 = DataUtils.nonNegativeIntToBigEndian(segmentNumber + 1);
 		        // Put a 0 byte in front.
 		        var nextSegmentNumber = new Uint8Array(segmentNumberPlus1.length + 1);
 		        nextSegmentNumber.set(segmentNumberPlus1, 1);

 		        var components = contentObject.name.components.slice
 		            (0, contentObject.name.components.length - 1);
 		        components.push(nextSegmentNumber);
 		        //components.push(segmentNumberPlus1);
 		        this.ndn.expressInterest(new Name(components), this);
 		    }
 		    else {
 		        // Final block received.
 		        // Record stop time
 		        var T1 = new Date();
 		        document.getElementById('content').innerHTML += "<p>Final block received.</p>";
 		        document.getElementById('content').innerHTML += "<p>Time elapsed: " + (T1 - this.T0) + " ms</p>";
 		        document.getElementById('content').innerHTML += "<p>Total number of blocks: " + this.totalBlocks + "</p>";
 		    }

 		    return Closure.RESULT_OK;
 		};

 		/*
 		 * Convert the big endian Uint8Array to an unsigned int.
 		 * Don't check for overflow.
 		 */
 		function ArrayToNum(bytes) {
 		    var result = 0;
 		    for (var i = 0; i < bytes.length; ++i) {
 		        result = result * 10;
 		        result += (bytes[i] - 48);
 		    }
 		    return result;
 		};

 		/*
 		 * Convert the int value to a new big endian Uint8Array and return.
 		 * If value is 0 or negative, return Uint8Array(0).
 		 */
 		function NumToArray(value) {
 		    value = Math.round(value);
 		    if (value <= 0)
 		        return new Uint8Array(0);

 		    numString = value.toString();
 		    var size = numString.length;
 		    var result = new Uint8Array(size);
 		    for (i = 0; i < size; i++) {
 		    	result[i] = numString.charCodeAt(i);
 		    }
 		    return result;
 		};
 ///////////////////////////////////////////////////////////////////////////////////////////////////////////

         /*
         var AsyncGetClosure = function AsyncGetClosure(T0) {
         	this.T0 = T0;  // Start time
         	// Inherit from Closure.
 			Closure.call(this);
 		};

 		AsyncGetClosure.prototype.upcall = function(kind, upcallInfo) {
 			//console.log("Closure.upcall() executed.");
 			if (kind == Closure.UPCALL_FINAL) {
 				// Do nothing.
 			} else if (kind == Closure.UPCALL_CONTENT) {
 				var T1 = new Date();

 				var content = upcallInfo.contentObject;
 				nameStr = escape(content.name.getName());
 				document.getElementById('content').innerHTML += "<p>Time elapsed: " + (T1 - this.T0) + " ms</p>";
 				document.getElementById('content').innerHTML += "<p>Name string: " + nameStr + "</p>";
 				document.getElementById('content').innerHTML += "<p>Content buffer length: " + content.content.length + "</p>";
 				//console.log("In callback, nameStr: " + nameStr);
 				//console.log("In callback, content: ");
 				//console.log(content.content.length);
 				//document.getElementById('content').innerHTML += contentObjectToHtml(content);
 			} else if (kind == Closure.UPCALL_INTEREST_TIMED_OUT) {
 				console.log("Closure.upcall called with interest time out.");
 			}
 			return Closure.RESULT_OK;
 		};
 		*/

 		function run() {
 			document.getElementById('content').innerHTML += "<p>Started...</p>";
 			//ndn.expressInterest(new Name(document.getElementById('interest').value), new AsyncGetClosure( new Date() ));
 			var name = new Name(document.getElementById('interest').value);
             ndncon.expressInterest( name,
                     new ContentClosure( ndncon, new Date() ));
 		}

 	</script>

 </head>
 <body >

 	<form>
 		Please Enter an Interest:<br />
 		<input id="interest" type="text" name="INTEREST" size="50" value="/wentao.shang/choir_jail.png" />
 	</form>

 	<button onclick="run()">Fetch Content</button>

 	<p id="content">Result: <br/></p>

 </body>
 </html>
	<?xml version = "1.0" encoding="utf-8" ?>
	<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN"
	"DTD/xhtml1-strict.dtd">
	<html xmlns = "http://www.w3.org/1999/xhtml">
	<meta charset="UTF-8">

	<head>
	<title>NDN Get File via WebSocket</title>

	<script type="text/javascript" src="../tools/build/ndn-js.js"></script>

	<script type="text/javascript">
	hostip = "131.179.196.232";
	//hostip = "localhost";
	//var ndncon = new NDN({port:9696,host:hostip});
	var ndncon = new NDN({port:9696,host:hostip,verify:false});
	ndncon.transport.connectWebSocket(ndncon);

	///////////////////////////////////////////////////////////////////////////////////////////////////////////
	/*
	* Closure for calling expressInterest to fetch big file.
	*/
	var ContentClosure = function ContentClosure(ndn, T0) {
	// Inherit from Closure.
	Closure.call(this);

	this.T0 = T0;
	this.ndn = ndn;
	this.totalBlocks = 0;

	this.firstReceivedSegmentNumber = null;
	this.firstReceivedContentObject = null;
	}

	ContentClosure.prototype.upcall = function(kind, upcallInfo) {
	if (kind == Closure.UPCALL_INTEREST_TIMED_OUT) {
	var T1 = new Date();
	document.getElementById('content').innerHTML += "<p>Interest time out.</p>";
	document.getElementById('content').innerHTML += "<p>Time elapsed: " + (T1 - this.T0) + " ms including 4s timeout</p>";
	document.getElementById('content').innerHTML += "<p>Total number of blocks: " + this.totalBlocks + "</p>";
	return Closure.RESULT_OK;
	}

	if (kind == Closure.UPCALL_CONTENT_BAD) {
	console.log("NdnProtocol.ContentClosure: signature verification failed");
	console.log(upcallInfo.contentObject.name.getName());
	console.log(DataUtils.toHex(upcallInfo.contentObject.signature.Witness).toLowerCase());
	return Closure.RESULT_OK;
	}

	if (!(kind == Closure.UPCALL_CONTENT \|\|
	kind == Closure.UPCALL_CONTENT_UNVERIFIED))
	// The upcall is not for us.
	return Closure.RESULT_ERR;

	var contentObject = upcallInfo.contentObject;
	if (contentObject.content == null) {
	console.log("NdnProtocol.ContentClosure: contentObject.content is null");
	return Closure.RESULT_ERR;
	}

	// Use the segmentNumber to load multiple segments.
	//var segmentNumber = ArrayToNum(contentObject.name.components[contentObject.name.components.length - 1]);
	var segmentNumber = DataUtils.bigEndianToUnsignedInt
	(contentObject.name.components[contentObject.name.components.length - 1]);
	//console.log(segmentNumber);

	if (this.firstReceivedSegmentNumber == null) {
	// This is the first call.
	this.firstReceivedSegmentNumber = segmentNumber;
	if (segmentNumber != 0) {
	// Special case: Save this content object for later and request segment zero.
	this.firstReceivedContentObject = contentObject;
	var componentsForZero = contentObject.name.components.slice
	(0, contentObject.name.components.length - 1);
	componentsForZero.push([0]);
	this.ndn.expressInterest(new Name(componentsForZero), this);
	return Closure.RESULT_OK;
	}
	}

	// Process received data here...
	// Count content length
	//nameStr = escape(contentObject.name.getName());
	//document.getElementById('content').innerHTML += "<p>Name string: " + nameStr + "</p>";
	//document.getElementById('content').innerHTML += "<p>Content buffer length: " + contentObject.content.length + "</p>";
	this.totalBlocks++;

	// Check for the special case if the saved content is for the next segment that we need.
	if (this.firstReceivedContentObject != null &&
	this.firstReceivedSegmentNumber == segmentNumber + 1) {
	// Substitute the saved contentObject send its content and keep going.
	contentObject = this.firstReceivedContentObject;
	segmentNumber = segmentNumber + 1;
	// Clear firstReceivedContentObject to save memory.
	this.firstReceivedContentObject = null;

	// Process received data here...
	// Count content length
	//nameStr = escape(contentObject.name.getName());
	//document.getElementById('content').innerHTML += "<p>Name string: " + nameStr + "</p>";
	//document.getElementById('content').innerHTML += "<p>Content buffer length: " + contentObject.content.length + "</p>";
	this.totalBlocks++;
	}

	var finalSegmentNumber = null;
	if (contentObject.signedInfo != null && contentObject.signedInfo.finalBlockID != null)
	//finalSegmentNumber = ArrayToNum(contentObject.signedInfo.finalBlockID);
	finalSegmentNumber = DataUtils.bigEndianToUnsignedInt(contentObject.signedInfo.finalBlockID);

	if (finalSegmentNumber == null \|\| segmentNumber != finalSegmentNumber) {
	// Make a name for the next segment and get it.
	//var segmentNumberPlus1 = NumToArray(segmentNumber + 1);
	// Make a name for the next segment and get it.
	var segmentNumberPlus1 = DataUtils.nonNegativeIntToBigEndian(segmentNumber + 1);
	// Put a 0 byte in front.
	var nextSegmentNumber = new Uint8Array(segmentNumberPlus1.length + 1);
	nextSegmentNumber.set(segmentNumberPlus1, 1);

	var components = contentObject.name.components.slice
	(0, contentObject.name.components.length - 1);
	components.push(nextSegmentNumber);
	//components.push(segmentNumberPlus1);
	this.ndn.expressInterest(new Name(components), this);
	}
	else {
	// Final block received.
	// Record stop time
	var T1 = new Date();
	document.getElementById('content').innerHTML += "<p>Final block received.</p>";
	document.getElementById('content').innerHTML += "<p>Time elapsed: " + (T1 - this.T0) + " ms</p>";
	document.getElementById('content').innerHTML += "<p>Total number of blocks: " + this.totalBlocks + "</p>";
	}

	return Closure.RESULT_OK;
	};

	/*
	* Convert the big endian Uint8Array to an unsigned int.
	* Don't check for overflow.
	*/
	function ArrayToNum(bytes) {
	var result = 0;
	for (var i = 0; i < bytes.length; ++i) {
	result = result * 10;
	result += (bytes[i] - 48);
	}
	return result;
	};

	/*
	* Convert the int value to a new big endian Uint8Array and return.
	* If value is 0 or negative, return Uint8Array(0).
	*/
	function NumToArray(value) {
	value = Math.round(value);
	if (value <= 0)
	return new Uint8Array(0);

	numString = value.toString();
	var size = numString.length;
	var result = new Uint8Array(size);
	for (i = 0; i < size; i++) {
	result[i] = numString.charCodeAt(i);
	}
	return result;
	};
	///////////////////////////////////////////////////////////////////////////////////////////////////////////

	/*
	var AsyncGetClosure = function AsyncGetClosure(T0) {
	this.T0 = T0; // Start time
	// Inherit from Closure.
	Closure.call(this);
	};

	AsyncGetClosure.prototype.upcall = function(kind, upcallInfo) {
	//console.log("Closure.upcall() executed.");
	if (kind == Closure.UPCALL_FINAL) {
	// Do nothing.
	} else if (kind == Closure.UPCALL_CONTENT) {
	var T1 = new Date();

	var content = upcallInfo.contentObject;
	nameStr = escape(content.name.getName());
	document.getElementById('content').innerHTML += "<p>Time elapsed: " + (T1 - this.T0) + " ms</p>";
	document.getElementById('content').innerHTML += "<p>Name string: " + nameStr + "</p>";
	document.getElementById('content').innerHTML += "<p>Content buffer length: " + content.content.length + "</p>";
	//console.log("In callback, nameStr: " + nameStr);
	//console.log("In callback, content: ");
	//console.log(content.content.length);
	//document.getElementById('content').innerHTML += contentObjectToHtml(content);
	} else if (kind == Closure.UPCALL_INTEREST_TIMED_OUT) {
	console.log("Closure.upcall called with interest time out.");
	}
	return Closure.RESULT_OK;
	};
	*/

	function run() {
	document.getElementById('content').innerHTML += "<p>Started...</p>";
	//ndn.expressInterest(new Name(document.getElementById('interest').value), new AsyncGetClosure( new Date() ));
	var name = new Name(document.getElementById('interest').value);
	ndncon.expressInterest( name,
	new ContentClosure( ndncon, new Date() ));
	}

	</script>

	</head>
	<body >

	<form>
	Please Enter an Interest:<br />
	<input id="interest" type="text" name="INTEREST" size="50" value="/wentao.shang/choir_jail.png" />
	</form>

	<button onclick="run()">Fetch Content</button>

	<p id="content">Result: <br/></p>

	</body>
	</html>