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Merge pull request #11 from upsuper/master

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Try to read IP address from local description.
This commit is contained in:
Daniel Roesler 2015-02-25 08:11:37 -08:00
commit 62f08b5fac
2 changed files with 51 additions and 24 deletions
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28
README.md
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@ -55,15 +55,10 @@ function getIPs(callback){
//construct a new RTCPeerConnection
var pc = new RTCPeerConnection(servers, mediaConstraints);
//listen for candidate events
pc.onicecandidate = function(ice){
//skip non-candidate events
if(ice.candidate){
function handleCandidate(candidate){
//match just the IP address
var ip_regex = /([0-9]{1,3}(\.[0-9]{1,3}){3})/
var ip_addr = ip_regex.exec(ice.candidate.candidate)[1];
var ip_addr = ip_regex.exec(candidate)[1];
//remove duplicates
if(ip_dups[ip_addr] === undefined)
@ -71,6 +66,13 @@ function getIPs(callback){
ip_dups[ip_addr] = true;
}
//listen for candidate events
pc.onicecandidate = function(ice){
//skip non-candidate events
if(ice.candidate)
handleCandidate(ice.candidate.candidate);
};
//create a bogus data channel
@ -83,6 +85,18 @@ function getIPs(callback){
pc.setLocalDescription(result, function(){}, function(){});
}, function(){});
//wait for a while to let everything done
setTimeout(function() {
//read candidate info from local description
var lines = pc.localDescription.sdp.split('\n');
lines.forEach(function(line) {
if (line.startsWith('a=candidate:')) {
handleCandidate(line);
}
});
}, 1000);
}
//Test: Print the IP addresses into the console

27
index.html
View file

@ -62,15 +62,10 @@
//construct a new RTCPeerConnection
var pc = new RTCPeerConnection(servers, mediaConstraints);
//listen for candidate events
pc.onicecandidate = function(ice){
//skip non-candidate events
if(ice.candidate){
function handleCandidate(candidate){
//match just the IP address
var ip_regex = /([0-9]{1,3}(\.[0-9]{1,3}){3})/
var ip_addr = ip_regex.exec(ice.candidate.candidate)[1];
var ip_addr = ip_regex.exec(candidate)[1];
//remove duplicates
if(ip_dups[ip_addr] === undefined)
@ -78,6 +73,13 @@
ip_dups[ip_addr] = true;
}
//listen for candidate events
pc.onicecandidate = function(ice){
//skip non-candidate events
if(ice.candidate)
handleCandidate(ice.candidate.candidate);
};
//create a bogus data channel
@ -90,6 +92,17 @@
pc.setLocalDescription(result, function(){}, function(){});
}, function(){});
//wait for a while to let everything done
setTimeout(function(){
//read candidate info from local description
var lines = pc.localDescription.sdp.split('\n');
lines.forEach(function(line){
if(line.startsWith('a=candidate:'))
handleCandidate(line);
});
}, 1000);
}
//insert IP addresses into the page