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Bug 1167922 - Handle broken entries in media.peerconnection.default_iceservers more gracefully. r=jib

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This commit is contained in:
Rithesh Shenthar 2015-06-23 16:52:50 -07:00
parent dc360b12a8
commit 1053e1971e
2 changed files with 49 additions and 19 deletions
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52
dom/media/PeerConnection.js
View File

@ -323,25 +323,30 @@ RTCPeerConnection.prototype = {
__init: function(rtcConfig) {
this._winID = this._win.QueryInterface(Ci.nsIInterfaceRequestor)
.getInterface(Ci.nsIDOMWindowUtils).currentInnerWindowID;
if (!rtcConfig.iceServers ||
!Services.prefs.getBoolPref("media.peerconnection.use_document_iceservers")) {
rtcConfig.iceServers =
JSON.parse(Services.prefs.getCharPref("media.peerconnection.default_iceservers"));
}
// Normalize iceServers input
rtcConfig.iceServers.forEach(server => {
if (typeof server.urls === "string") {
server.urls = [server.urls];
} else if (!server.urls && server.url) {
// TODO: Remove support for legacy iceServer.url eventually (Bug 1116766)
server.urls = [server.url];
this.logWarning("RTCIceServer.url is deprecated! Use urls instead.", null, 0);
try {
rtcConfig.iceServers =
JSON.parse(Services.prefs.getCharPref("media.peerconnection.default_iceservers") || "[]");
} catch (e) {
this.logWarning(
"Ignoring invalid media.peerconnection.default_iceservers in about:config",
null, 0);
rtcConfig.iceServers = [];
}
});
this._mustValidateRTCConfiguration(rtcConfig,
try {
this._mustValidateRTCConfiguration(rtcConfig,
"Ignoring invalid media.peerconnection.default_iceservers in about:config");
} catch (e) {
this.logWarning(e.message, null, 0);
rtcConfig.iceServers = [];
}
} else {
// This gets executed in the typical case when iceServers
// are passed in through the web page.
this._mustValidateRTCConfiguration(rtcConfig,
"RTCPeerConnection constructor passed invalid RTCConfiguration");
}
// Save the appId
this._appId = Cu.getWebIDLCallerPrincipal().appId;
@ -463,12 +468,23 @@ RTCPeerConnection.prototype = {
* { urls: ["turn:turn1.x.org", "turn:turn2.x.org"],
* username:"jib", credential:"mypass"} ] }
*
* WebIDL normalizes structure for us, so we test well-formed stun/turn urls,
* but not validity of servers themselves, before passing along to C++.
*
* This function normalizes the structure of the input for rtcConfig.iceServers for us,
* so we test well-formed stun/turn urls before passing along to C++.
* msg - Error message to detail which array-entry failed, if any.
*/
_mustValidateRTCConfiguration: function(rtcConfig, msg) {
// Normalize iceServers input
rtcConfig.iceServers.forEach(server => {
if (typeof server.urls === "string") {
server.urls = [server.urls];
} else if (!server.urls && server.url) {
// TODO: Remove support for legacy iceServer.url eventually (Bug 1116766)
server.urls = [server.url];
this.logWarning("RTCIceServer.url is deprecated! Use urls instead.", null, 0);
}
});
let ios = Cc['@mozilla.org/network/io-service;1'].getService(Ci.nsIIOService);
let nicerNewURI = uriStr => {

16
dom/media/tests/mochitest/test_peerConnection_bug825703.html
View File

@ -72,7 +72,21 @@ runNetworkTest(() => {
"mozRTCPeerConnection() constructor has readable exceptions");
}
networkTestFinished();
// Below tests are setting the about:config User preferences for default
// ice servers and checking the outputs when mozRTCPeerConnection() is
// invoked. See Bug 1167922 for more information.
// Note - We use promises here since the SpecialPowers API will be
// performed asynchronously.
var push = prefs => new Promise(resolve =>
SpecialPowers.pushPrefEnv(prefs, resolve));
push({ set: [['media.peerconnection.default_iceservers', ""]] })
.then(() => makePC())
.then(() => push({ set: [['media.peerconnection.default_iceservers', "k"]] }))
.then(() => makePC())
.then(() => push({ set: [['media.peerconnection.default_iceservers', "[{\"urls\": [\"stun:stun.services.mozilla.com\"]}]"]] }))
.then(() => makePC())
.then(networkTestFinished);
});
</script>
</pre>