Merge branch 'turn' into develop

pull/10/head
David Baker 2014-09-25 13:09:56 +01:00
commit c58eb0d5a3
7 changed files with 165 additions and 6 deletions

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@ -21,11 +21,12 @@ from .ratelimiting import RatelimitConfig
from .repository import ContentRepositoryConfig
from .captcha import CaptchaConfig
from .email import EmailConfig
from .voip import VoipConfig
class HomeServerConfig(TlsConfig, ServerConfig, DatabaseConfig, LoggingConfig,
RatelimitConfig, ContentRepositoryConfig, CaptchaConfig,
EmailConfig):
EmailConfig, VoipConfig):
pass

41
synapse/config/voip.py Normal file
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@ -0,0 +1,41 @@
# Copyright 2014 OpenMarket Ltd
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
from ._base import Config
class VoipConfig(Config):
def __init__(self, args):
super(VoipConfig, self).__init__(args)
self.turn_uris = args.turn_uris.split(",") if args.turn_uris else None
self.turn_shared_secret = args.turn_shared_secret
self.turn_user_lifetime = args.turn_user_lifetime
@classmethod
def add_arguments(cls, parser):
super(VoipConfig, cls).add_arguments(parser)
group = parser.add_argument_group("voip")
group.add_argument(
"--turn-uris", type=str, default=None,
help="The public URIs of the TURN server to give to clients"
)
group.add_argument(
"--turn-shared-secret", type=str, default=None,
help="The shared secret used to compute passwords for the TURN server"
)
group.add_argument(
"--turn-user-lifetime", type=int, default=(1000 * 60 * 60),
help="How long generated TURN credentials last, in ms"
)

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@ -15,7 +15,7 @@
from . import (
room, events, register, login, profile, presence, initial_sync, directory
room, events, register, login, profile, presence, initial_sync, directory, voip
)
@ -42,3 +42,4 @@ class RestServletFactory(object):
presence.register_servlets(hs, client_resource)
initial_sync.register_servlets(hs, client_resource)
directory.register_servlets(hs, client_resource)
voip.register_servlets(hs, client_resource)

60
synapse/rest/voip.py Normal file
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@ -0,0 +1,60 @@
# -*- coding: utf-8 -*-
# Copyright 2014 OpenMarket Ltd
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
from twisted.internet import defer
from base import RestServlet, client_path_pattern
import hmac
import hashlib
import base64
class VoipRestServlet(RestServlet):
PATTERN = client_path_pattern("/voip/turnServer$")
@defer.inlineCallbacks
def on_GET(self, request):
auth_user = yield self.auth.get_user_by_req(request)
turnUris = self.hs.config.turn_uris
turnSecret = self.hs.config.turn_shared_secret
userLifetime = self.hs.config.turn_user_lifetime
if not turnUris or not turnSecret or not userLifetime:
defer.returnValue( (200, {}) )
expiry = self.hs.get_clock().time_msec() + userLifetime
username = "%d:%s" % (expiry, auth_user.to_string())
mac = hmac.new(turnSecret, msg=username, digestmod=hashlib.sha1)
# We need to use standard base64 encoding here, *not* syutil's encode_base64
# because we need to add the standard padding to get the same result as the
# TURN server.
password = base64.b64encode(mac.digest())
defer.returnValue( (200, {
'username': username,
'password': password,
'ttl': userLifetime / 1000,
'uris': turnUris,
}) )
def on_OPTIONS(self, request):
return (200, {})
def register_servlets(hs, http_server):
VoipRestServlet(hs).register(http_server)

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@ -66,15 +66,67 @@ angular.module('MatrixCall', [])
}
MatrixCall.getTurnServer = function() {
matrixService.getTurnServer().then(function(response) {
if (response.data.uris) {
console.log("Got TURN URIs: "+response.data.uris);
MatrixCall.turnServer = response.data;
$rootScope.haveTurn = true;
// re-fetch when we're about to reach the TTL
$timeout(MatrixCall.getTurnServer, MatrixCall.turnServer.ttl * 1000 * 0.9);
} else {
console.log("Got no TURN URIs from HS");
$rootScope.haveTurn = false;
}
}, function(error) {
console.log("Failed to get TURN URIs");
MatrixCall.turnServer = {};
$timeout(MatrixCall.getTurnServer, 60000);
});
}
// FIXME: we should prevent any class from being placed or accepted before this has finished
MatrixCall.getTurnServer();
MatrixCall.CALL_TIMEOUT = 60000;
MatrixCall.FALLBACK_STUN_SERVER = 'stun:stun.l.google.com:19302';
MatrixCall.prototype.createPeerConnection = function() {
var stunServer = 'stun:stun.l.google.com:19302';
var pc;
if (window.mozRTCPeerConnection) {
pc = new window.mozRTCPeerConnection({'url': stunServer});
var iceServers = [];
if (MatrixCall.turnServer) {
if (MatrixCall.turnServer.uris) {
for (var i = 0; i < MatrixCall.turnServer.uris.length; i++) {
iceServers.push({
'url': MatrixCall.turnServer.uris[i],
'username': MatrixCall.turnServer.username,
'credential': MatrixCall.turnServer.password,
});
}
} else {
pc = new window.RTCPeerConnection({"iceServers":[{"urls":"stun:stun.l.google.com:19302"}]});
console.log("No TURN server: using fallback STUN server");
iceServers.push({ 'url' : MatrixCall.FALLBACK_STUN_SERVER });
}
}
pc = new window.mozRTCPeerConnection({"iceServers":iceServers});
} else {
var iceServers = [];
if (MatrixCall.turnServer) {
if (MatrixCall.turnServer.uris) {
iceServers.push({
'urls': MatrixCall.turnServer.uris,
'username': MatrixCall.turnServer.username,
'credential': MatrixCall.turnServer.password,
});
} else {
console.log("No TURN server: using fallback STUN server");
iceServers.push({ 'urls' : MatrixCall.FALLBACK_STUN_SERVER });
}
}
pc = new window.RTCPeerConnection({"iceServers":iceServers});
}
var self = this;
pc.oniceconnectionstatechange = function() { self.onIceConnectionStateChanged(); };

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@ -767,6 +767,10 @@ angular.module('matrixService', [])
var deferred = $q.defer();
deferred.reject({data:{error: "Invalid room: " + room_id}});
return deferred.promise;
},
getTurnServer: function() {
return doRequest("GET", "/voip/turnServer");
}
};

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@ -69,7 +69,7 @@
<span ng-show="currentCall.state == 'ringing' && currentCall && currentCall.type == 'voice'">Incoming Voice Call</span>
<span ng-show="currentCall.state == 'connecting'">Call Connecting...</span>
<span ng-show="currentCall.state == 'connected'">Call Connected</span>
<span ng-show="currentCall.state == 'ended' && currentCall.hangupReason == 'ice_failed'">Media Connection Failed</span>
<span ng-show="currentCall.state == 'ended' && currentCall.hangupReason == 'ice_failed'">Media Connection Failed{{ haveTurn ? "" : " (VoIP relaying unsupported by Home Server)" }}</span>
<span ng-show="currentCall.state == 'ended' && !currentCall.hangupReason && !currentCall.didConnect && currentCall.direction == 'outbound' && currentCall.hangupParty == 'remote'">Call Rejected</span>
<span ng-show="currentCall.state == 'ended' && !currentCall.hangupReason && !currentCall.didConnect && currentCall.direction == 'outbound' && currentCall.hangupParty == 'local'">Call Canceled</span>
<span ng-show="currentCall.state == 'ended' && currentCall.hangupReason == 'invite_timeout' && !currentCall.didConnect && currentCall.direction == 'outbound' && currentCall.hangupParty == 'local'">User Not Responding</span>