Mercurial > hg > freeDiameter
view extensions/app_sip/serverassignment.c @ 1327:82b386714795
Set callback data also when only setting expire callback (and not answer callback as well).
It is used when calling the expire callback, so not setting it makes no sense.
author | Thomas Klausner <tk@giga.or.at> |
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date | Mon, 27 Nov 2017 15:21:20 +0100 |
parents | 95a784729cac |
children |
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/********************************************************************************************************* * Software License Agreement (BSD License) * * Author: Alexandre Westfahl <awestfahl@freediameter.net> * * * * Copyright (c) 2010, Alexandre Westfahl, Teraoka Laboratory (Keio University), and the WIDE Project. * * * * All rights reserved. * * * * Redistribution and use of this software in source and binary forms, with or without modification, are * * permitted provided that the following conditions are met: * * * * * Redistributions of source code must retain the above * * copyright notice, this list of conditions and the * * following disclaimer. * * * * * Redistributions in binary form must reproduce the above * * copyright notice, this list of conditions and the * * following disclaimer in the documentation and/or other * * materials provided with the distribution. * * * * * Neither the name of the Teraoka Laboratory nor the * * names of its contributors may be used to endorse or * * promote products derived from this software without * * specific prior written permission of Teraoka Laboratory * * * * * * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS OR IMPLIED * * WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A * * PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR * * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT * * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS * * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR * * TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF * * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. * *********************************************************************************************************/ #include "app_sip.h" int app_sip_SAR_cb( struct msg ** msg, struct avp * paramavp, struct session * sess, void * opaque, enum disp_action * act) { TRACE_ENTRY("%p %p %p %p", msg, paramavp, sess, act); struct msg *ans, *qry; struct avp *avp; struct avp_hdr *avphdr, *sipaorhdr, *usernamehdr, *sipuserdataalreadyavailable; union avp_value value; int ret=0, assignment_type=0, got_datatype=1; struct listdatatype { struct fd_list datatype; char * type; size_t typelen; }; //Result_Code to return in the answer char result[55]; if (msg == NULL) return EINVAL; // Create answer header qry = *msg; CHECK_FCT( fd_msg_new_answer_from_req ( fd_g_config->cnf_dict, msg, 0 ) ); ans = *msg; //Add the Auth-Application-Id { CHECK_FCT( fd_msg_avp_new ( sip_dict.Auth_Application_Id, 0, &avp ) ); value.i32 = 6; CHECK_FCT( fd_msg_avp_setvalue ( avp, &value ) ); CHECK_FCT( fd_msg_avp_add ( ans, MSG_BRW_LAST_CHILD, avp) ); } // Add the Auth-Session-State AVP { CHECK_FCT( fd_msg_search_avp ( qry, sip_dict.Auth_Session_State, &avp) ); CHECK_FCT( fd_msg_avp_hdr( avp, &avphdr ) ); CHECK_FCT( fd_msg_avp_new ( sip_dict.Auth_Session_State, 0, &avp ) ); CHECK_FCT( fd_msg_avp_setvalue( avp, avphdr->avp_value ) ); CHECK_FCT( fd_msg_avp_add( ans, MSG_BRW_LAST_CHILD, avp ) ); } //Retrieve SIP-AOR { CHECK_FCT( fd_msg_search_avp ( qry, sip_dict.SIP_AOR, &avp) ); if(avp!=NULL) { CHECK_FCT( fd_msg_avp_hdr( avp, &sipaorhdr ) ); } else sipaorhdr=NULL; } //We check if we have a username AVP { CHECK_FCT( fd_msg_search_avp ( qry, sip_dict.User_Name, &avp) ); if(avp!=NULL) { CHECK_FCT( fd_msg_avp_hdr( avp, &usernamehdr ) ); ret=get_password(usernamehdr->avp_value->os.data, usernamehdr->avp_value->os.len, NULL); if(ret==1) {//not found strcpy(result,"DIAMETER_ERROR_USER_UNKNOWN"); goto out; } else if(ret==2) {//error //We couldn't make the request, we must stop process! strcpy(result,"DIAMETER_UNABLE_TO_COMPLY"); goto out; } else if(ret==0) {//found if(sipaorhdr!=NULL) { //We must check that this user can use this SIP-AOR ret=check_sipaor(usernamehdr->avp_value->os.data, usernamehdr->avp_value->os.len,(const char *) sipaorhdr->avp_value->os.data,sipaorhdr->avp_value->os.len); if(ret==0) { //The SIP-AOR and Username are ok! ret=clear_pending_flag(usernamehdr->avp_value->os.data, usernamehdr->avp_value->os.len); if(ret==2) { TRACE_DEBUG(INFO,"ERROR: We couldn't clear the flag of pending authentication.'"); strcpy(result,"DIAMETER_UNABLE_TO_COMPLY"); goto out; } } else if(ret==1) {//not found strcpy(result,"DIAMETER_ERROR_IDENTITIES_DONT_MATCH"); goto out; } else {//error //We couldn't make the request, we must stop process! strcpy(result,"DIAMETER_UNABLE_TO_COMPLY"); goto out; } } else { TRACE_DEBUG(INFO,"ERROR: There is no SIP-AOR AVP!'"); strcpy(result,"DIAMETER_ERROR_IDENTITIES_DONT_MATCH"); goto out; } } } else { if(sipaorhdr!=NULL) {//If we have a SIP-AOR, we want the user to check it. strcpy(result,"DIAMETER_USER_NAME_REQUIRED"); goto out; } usernamehdr=NULL; } } //We get the SIP_Server_Assignment_Type { CHECK_FCT( fd_msg_search_avp ( qry, sip_dict.SIP_Server_Assignment_Type, &avp) ); CHECK_FCT( fd_msg_avp_hdr( avp, &avphdr ) ); assignment_type=avphdr->avp_value->i32; } //We get SIP_User_Data_Already_Available AVP { CHECK_FCT( fd_msg_search_avp ( qry, sip_dict.SIP_User_Data_Already_Available, &avp) ); CHECK_FCT( fd_msg_avp_hdr( avp, &sipuserdataalreadyavailable ) ); } if(assignment_type==1 || assignment_type==2) {//registration & re-registration if(count_avp(qry,CODE_SIP_AOR,0)==1) { if(sipuserdataalreadyavailable->avp_value->i32==0) {//Data not available, we must provide it ret=add_user_datatype(sipaorhdr->avp_value->os.data, sipaorhdr->avp_value->os.len,ans); if(ret==0) { //We found and added datatype got_datatype=1; } else if(ret==1) { //No data type was found got_datatype=0; } else {//error //We couldn't make the request, we must stop process! strcpy(result,"DIAMETER_UNABLE_TO_COMPLY"); goto out; } } strcpy(result,"DIAMETER_SUCCESS"); goto out; } else {//There is more than 1 SIP-AOR AVP strcpy(result,"DIAMETER_AVP_OCCURS_TOO_MANY_TIMES"); goto out; } } else if(assignment_type==3) {//Unregistered user //TODO:place user unknown here! if(count_avp(qry,CODE_SIP_AOR,0)==1) { if(sipuserdataalreadyavailable->avp_value->i32==0) {//Data not available, we must provide it if(got_datatype==1) { ret=add_user_datatype(sipaorhdr->avp_value->os.data, sipaorhdr->avp_value->os.len,ans); if(ret==0) { //We found and added datatype got_datatype=1; } else if(ret==1) { //No data type was found got_datatype=0; } else {//error //We couldn't make the request, we must stop process! strcpy(result,"DIAMETER_UNABLE_TO_COMPLY"); goto out; } } } strcpy(result,"DIAMETER_SUCCESS"); goto out; } else {//There is more than 1 SIP-AOR AVP strcpy(result,"DIAMETER_AVP_OCCURS_TOO_MANY_TIMES"); goto out; } if(sipuserdataalreadyavailable->avp_value->i32==0) {//Data not available, we must provide it if(got_datatype==1) { ret=add_user_datatype(sipaorhdr->avp_value->os.data, sipaorhdr->avp_value->os.len,ans); if(ret==0) { //We found and added datatype got_datatype=1; } else if(ret==1) { //No data type was found got_datatype=0; } else {//error //We couldn't make the request, we must stop process! strcpy(result,"DIAMETER_UNABLE_TO_COMPLY"); goto out; } } } CHECK_FCT( fd_msg_search_avp ( qry, sip_dict.SIP_Server_URI, &avp) ); if(avp!=NULL) { CHECK_FCT( fd_msg_avp_hdr( avp, &avphdr )); set_real_sipserver_uri(usernamehdr->avp_value->os.data, usernamehdr->avp_value->os.len, avphdr->avp_value->os.data,avphdr->avp_value->os.len); strcpy(result,"DIAMETER_SUCCESS"); goto out; } else { TRACE_DEBUG(INFO,"There is no SIP_Server_URI AVP in this Unregistered User Request!"); strcpy(result,"DIAMETER_UNABLE_TO_COMPLY"); goto out; } } else if(assignment_type==4 || assignment_type==5 || assignment_type==11 || assignment_type==8) {//Unregistered user if(got_datatype==1) { if(sipuserdataalreadyavailable->avp_value->i32==0) {//Data not available, we must provide it ret=add_user_datatype(sipaorhdr->avp_value->os.data, sipaorhdr->avp_value->os.len,ans); if(ret==0) { //We found and added datatype got_datatype=1; } else if(ret==1) { //No data type was found got_datatype=0; } else {//error //We couldn't make the request, we must stop process! strcpy(result,"DIAMETER_UNABLE_TO_COMPLY"); goto out; } } } if(sipaorhdr==NULL) { //We don't have any SIP-AOR to unregister, this is strange!' TRACE_DEBUG(INFO, "There was no SIP-AOR in this request, we can't proceed request!'"); strcpy(result,"DIAMETER_UNABLE_TO_COMPLY"); goto out; } else { //TODO: unregister SIP-Server-URI for all SIP-AOR } strcpy(result,"DIAMETER_SUCCESS"); goto out; } else if(assignment_type==6 || assignment_type==7) { CHECK_FCT( fd_msg_search_avp ( qry, sip_dict.SIP_Server_URI, &avp) ); if(avp!=NULL) { CHECK_FCT( fd_msg_avp_hdr( avp, &avphdr )); //TODO: set SIP server URI for each AOR //TODO: unregister all SIP-AOR provided //set_real_sipserver_uri(usernamehdr->avp_value->os.data, usernamehdr->avp_value->os.len, avphdr->avp_value->os.data,avphdr->avp_value->os.len); strcpy(result,"DIAMETER_SUCCESS"); goto out; } else { //TODO: unregister all SIP-AOR provided //TODO: clear sip server uri in database for the sip-aor TRACE_DEBUG(INFO,"There is no SIP_Server_URI AVP in this Deregistration User Request! We just unregister SIP-AOR"); strcpy(result,"DIAMETER_SUCCESS_SERVER_NAME_NOT_STORED"); goto out; } } else if(assignment_type==0) { CHECK_FCT( fd_msg_search_avp ( qry, sip_dict.SIP_Server_URI, &avp) ); if(avp!=NULL) { unsigned char * sipserver_uri; size_t sipserverurilen; ret=get_sipserver_uri(sipaorhdr->avp_value->os.data, sipaorhdr->avp_value->os.len, &sipserver_uri, &sipserverurilen); if(ret==0) {//found CHECK_FCT( fd_msg_avp_hdr( avp, &avphdr )); if(strncmp((char *)avphdr->avp_value->os.data,(char *)sipserver_uri,sipserverurilen)) { if(got_datatype==1) { if(sipuserdataalreadyavailable->avp_value->i32==0) {//Data not available, we must provide it ret=add_user_datatype(sipaorhdr->avp_value->os.data, sipaorhdr->avp_value->os.len,ans); if(ret==0) { //We found and added datatype got_datatype=1; } else if(ret==1) { //No data type was found got_datatype=0; } else {//error //We couldn't make the request, we must stop process! strcpy(result,"DIAMETER_UNABLE_TO_COMPLY"); goto out; } } } } else {//error TRACE_DEBUG(FULL,"SIP_Server_URI is different from the one in database"); strcpy(result,"DIAMETER_UNABLE_TO_COMPLY"); goto out; } } else { TRACE_DEBUG(FULL,"SIP_Server_URI is different from the one in database"); strcpy(result,"DIAMETER_UNABLE_TO_COMPLY"); goto out; } //set_real_sipserver_uri(usernamehdr->avp_value->os.data, usernamehdr->avp_value->os.len, avphdr->avp_value->os.data,avphdr->avp_value->os.len); strcpy(result,"DIAMETER_SUCCESS"); goto out; } else { TRACE_DEBUG(INFO, "There was no SIP_Server_URI in this request, we can't proceed request!'"); strcpy(result,"DIAMETER_UNABLE_TO_COMPLY"); goto out; } } else if(assignment_type==9 || assignment_type==10) { if(count_avp(qry, CODE_SIP_AOR,0)==1) { //TODO: remove SIP-server URI for sip_aor //TODO: unregister it strcpy(result,"DIAMETER_SUCCESS"); goto out; } else {//There is more than 1 SIP-AOR AVP strcpy(result,"DIAMETER_AVP_OCCURS_TOO_MANY_TIMES"); goto out; } } out: CHECK_FCT( fd_msg_rescode_set( ans, result, NULL, NULL, 1 ) ); //fd_msg_dump_walk(INFO,ans); CHECK_FCT( fd_msg_send( msg, NULL, NULL )); return 0; }