private byte[] HandleRegister(string Context, string Realm, Hashtable request, OSHttpRequest httpRequest, OSHttpResponse httpResponse)
{
MainConsole.Instance.Info("[FreeSwitchDirectory] HandleRegister called");
// TODO the password we return needs to match that sent in the request, this is hard coded for now
string password = "******";
string domain = (string)request["domain"];
string user = (string)request["user"];
httpResponse.ContentType = "text/xml";
httpResponse.StatusCode = 200;
return Encoding.UTF8.GetBytes(String.Format(
"<?xml version=\"1.0\" encoding=\"utf-8\"?>\r\n" +
"<document type=\"freeswitch/xml\">\r\n" +
"<section name=\"directory\" description=\"User Directory\">\r\n" +
"<domain name=\"{0}\">\r\n" +
"<user id=\"{1}\">\r\n" +
"<params>\r\n" +
"<param name=\"password\" value=\"{2}\" />\r\n" +
"<param name=\"dial-string\" value=\"{{sip_contact_user={1}}}{{presence_id=${{dialed_user}}@${{dialed_domain}}}}${{sofia_contact(${{dialed_user}}@${{dialed_domain}})}}\"/>\r\n" +
"</params>\r\n" +
"<variables>\r\n" +
"<variable name=\"user_context\" value=\"{3}\" />\r\n" +
"<variable name=\"presence_id\" value=\"{1}@{0}\"/>" +
"</variables>\r\n" +
"</user>\r\n" +
"</domain>\r\n" +
"</section>\r\n" +
"</document>\r\n",
domain, user, password, Context));
}
public byte[] HandleDirectoryRequest(Hashtable request, OSHttpRequest httpRequest, OSHttpResponse httpResponse)
{
string domain = (string)request["domain"];
if (domain != m_freeSwitchRealm)
{
httpResponse.ContentType = "text/xml";
httpResponse.StatusCode = 200;
return MainServer.BadRequest;
}
else
{
MainConsole.Instance.DebugFormat("[FreeSwitchDirectory] HandleDirectoryRequest called with {0}", request.ToString());
// information in the request we might be interested in
// Request 1 sip_auth for users account
//Event-Calling-Function=sofia_reg_parse_auth
//Event-Calling-Line-Number=1494
//action=sip_auth
//sip_user_agent=Vivox-SDK-2.1.3010.6151-Mac%20(Feb-11-2009/16%3A42%3A41)
//sip_auth_username=xhZuXKmRpECyr2AARJYyGgg%3D%3D (==)
//sip_auth_realm=9.20.151.43
//sip_contact_user=xhZuXKmRpECyr2AARJYyGgg%3D%3D (==)
//sip_contact_host=192.168.0.3 // this shouldnt really be a local IP, investigate STUN servers
//sip_to_user=xhZuXKmRpECyr2AARJYyGgg%3D%3D
//sip_to_host=9.20.151.43
//sip_auth_method=REGISTER
//user=xhZuXKmRpECyr2AARJYyGgg%3D%3D
//domain=9.20.151.43
//ip=9.167.220.137 // this is the correct IP rather than sip_contact_host above when through a vpn or NAT setup
foreach (DictionaryEntry item in request)
{
MainConsole.Instance.InfoFormat("[FreeSwitchDirectory] requestBody item {0} {1}", item.Key, item.Value);
}
string eventCallingFunction = (string)request["Event-Calling-Function"];
if (eventCallingFunction == null)
{
eventCallingFunction = "sofia_reg_parse_auth";
}
if (eventCallingFunction.Length == 0)
{
eventCallingFunction = "sofia_reg_parse_auth";
}
if (eventCallingFunction == "sofia_reg_parse_auth")
{
string sipAuthMethod = (string)request["sip_auth_method"];
if (sipAuthMethod == "REGISTER")
{
return HandleRegister(m_freeSwitchContext, m_freeSwitchRealm, request, httpRequest, httpResponse);
}
else if (sipAuthMethod == "INVITE")
{
return HandleInvite(m_freeSwitchContext, m_freeSwitchRealm, request, httpRequest, httpResponse);
}
else
{
MainConsole.Instance.ErrorFormat("[FreeSwitchVoice] HandleDirectoryRequest unknown sip_auth_method {0}", sipAuthMethod);
httpResponse.ContentType = "text/xml";
httpResponse.StatusCode = 404;
return MainServer.BadRequest;
}
}
else if (eventCallingFunction == "switch_xml_locate_user")
{
return HandleLocateUser(m_freeSwitchRealm, request, httpRequest, httpResponse);
}
else if (eventCallingFunction == "user_data_function") // gets called when an avatar to avatar call is made
{
return HandleLocateUser(m_freeSwitchRealm, request, httpRequest, httpResponse);
}
else if (eventCallingFunction == "user_outgoing_channel")
{
return HandleRegister(m_freeSwitchContext, m_freeSwitchRealm, request, httpRequest, httpResponse);
}
else if (eventCallingFunction == "config_sofia") // happens once on freeswitch startup
{
return HandleConfigSofia(m_freeSwitchContext, m_freeSwitchRealm, request, httpRequest, httpResponse);
}
else if (eventCallingFunction == "switch_load_network_lists")
{
//response = HandleLoadNetworkLists(request);
httpResponse.ContentType = "text/xml";
httpResponse.StatusCode = 404;
return MainServer.BadRequest;
}
else
{
MainConsole.Instance.ErrorFormat("[FreeSwitchVoice] HandleDirectoryRequest unknown Event-Calling-Function {0}", eventCallingFunction);
httpResponse.ContentType = "text/xml";
httpResponse.StatusCode = 404;
return MainServer.BadRequest;
}
}
}
private byte[] HandleConfigSofia(string Context, string Realm, Hashtable request, OSHttpRequest httpRequest, OSHttpResponse httpResponse)
{
MainConsole.Instance.Info("[FreeSwitchDirectory] HandleConfigSofia called");
// TODO the password we return needs to match that sent in the request, this is hard coded for now
string domain = (string)request["domain"];
httpResponse.ContentType = "text/xml";
httpResponse.StatusCode = 200;
return Encoding.UTF8.GetBytes(String.Format(
"<?xml version=\"1.0\" encoding=\"utf-8\"?>\r\n" +
"<document type=\"freeswitch/xml\">\r\n" +
"<section name=\"directory\" description=\"User Directory\">\r\n" +
"<domain name=\"{0}\">\r\n" +
"<params>\r\n" +
"<param name=\"dial-string\" value=\"{{sip_contact_user=${{dialed_user}}}}{{presence_id=${{dialed_user}}@${{dialed_domain}}}}${{sofia_contact(${{dialed_user}}@${{dialed_domain}})}}\"/>\r\n" +
"</params>\r\n" +
"<groups name=\"default\">\r\n" +
"<users>\r\n" +
"<user id=\"$${{default_provider}}\">\r\n" +
"<gateways>\r\n" +
"<gateway name=\"$${{default_provider}}\">\r\n" +
"<param name=\"username\" value=\"$${{default_provider_username}}\"/>\r\n" +
"<param name=\"password\" value=\"$${{default_provider_password}}\"/>\r\n" +
"<param name=\"from-user\" value=\"$${{default_provider_username}}\"/>\r\n" +
"<param name=\"from-domain\" value=\"$${{default_provider_from_domain}}\"/>\r\n" +
"<param name=\"expire-seconds\" value=\"600\"/>\r\n" +
"<param name=\"register\" value=\"$${{default_provider_register}}\"/>\r\n" +
"<param name=\"retry-seconds\" value=\"30\"/>\r\n" +
"<param name=\"extension\" value=\"$${{default_provider_contact}}\"/>\r\n" +
"<param name=\"contact-params\" value=\"domain_name=$${{domain}}\"/>\r\n" +
"<param name=\"context\" value=\"{1}\"/>\r\n" +
"</gateway>\r\n" +
"</gateways>\r\n" +
"<params>\r\n" +
"<param name=\"password\" value=\"$${{default_provider_password}}\"/>\r\n" +
"</params>\r\n" +
"</user>\r\n" +
"</users>" +
"</groups>\r\n" +
"<variables>\r\n" +
"<variable name=\"default_gateway\" value=\"$${{default_provider}}\"/>\r\n" +
"</variables>\r\n" +
"</domain>\r\n" +
"</section>\r\n" +
"</document>\r\n",
domain, Context));
}
public byte[] HandleDialplanRequest(Hashtable request, OSHttpRequest httpRequest, OSHttpResponse httpResponse)
{
MainConsole.Instance.DebugFormat("[FreeSwitchVoice] HandleDialplanRequest called with {0}", request.ToString());
string requestcontext = (string)request["Hunt-Context"];
httpResponse.ContentType = "text/xml";
httpResponse.StatusCode = 200;
if (m_freeSwitchContext != String.Empty && m_freeSwitchContext != requestcontext)
{
MainConsole.Instance.Debug("[FreeSwitchDirectory] returning empty as it's for another context");
return MainServer.BadRequest;
}
else
{
return Encoding.UTF8.GetBytes(String.Format(@"<?xml version=""1.0"" encoding=""utf-8""?>
<document type=""freeswitch/xml"">
<section name=""dialplan"">
<context name=""{0}"">" +
/* <!-- dial via SIP uri -->
<extension name=""sip_uri"">
<condition field=""destination_number"" expression=""^sip:(.*)$"">
<action application=""bridge"" data=""sofia/${use_profile}/$1""/>
<!--<action application=""bridge"" data=""$1""/>-->
</condition>
</extension>*/
@"<extension name=""opensim_conferences"">
<condition field=""destination_number"" expression=""^confctl-(.*)$"">
<action application=""answer""/>
<action application=""conference"" data=""$1-{1}@{0}""/>
</condition>
</extension>
<extension name=""opensim_conf"">
<condition field=""destination_number"" expression=""^conf-(.*)$"">
<action application=""answer""/>
<action application=""conference"" data=""$1-{1}@{0}""/>
</condition>
</extension>
<extension name=""avatar"">
<condition field=""destination_number"" expression=""^(x.*)$"">
<action application=""bridge"" data=""user/$1""/>
</condition>
</extension>
</context>
</section>
</document>", m_freeSwitchContext, m_freeSwitchRealm));
}
}