/*
* Request OSP authorization and routeing
* param msg SIP message
* param ignore1
* param ignore2
* return MODULE_RETURNCODE_TRUE success, MODULE_RETURNCODE_FALSE failure, MODULE_RETURNCODE_ERROR error
*/
int ospRequestRouting(
struct sip_msg* msg,
char* ignore1,
char* ignore2)
{
int errcode;
time_t authtime;
char calling[OSP_STRBUF_SIZE];
char called[OSP_STRBUF_SIZE];
char rn[OSP_STRBUF_SIZE];
char cic[OSP_STRBUF_SIZE];
int npdi;
OSPE_OPERATOR_NAME type;
char opname[OSPC_OPNAME_NUMBER][OSP_STRBUF_SIZE];
char source[OSP_STRBUF_SIZE];
char sourcebuf[OSP_STRBUF_SIZE];
char srcdev[OSP_STRBUF_SIZE];
char srcdevbuf[OSP_STRBUF_SIZE];
char rpid[OSP_STRBUF_SIZE];
char pai[OSP_STRBUF_SIZE];
char divuser[OSP_STRBUF_SIZE];
char divhost[OSP_STRBUF_SIZE];
char divhostbuf[OSP_STRBUF_SIZE];
char pci[OSP_STRBUF_SIZE];
struct usr_avp* snidavp = NULL;
int_str snidval;
char snid[OSP_STRBUF_SIZE];
struct usr_avp* cinfoavp = NULL;
int_str cinfoval;
unsigned int cinfonum = 0, i;
char cinfo[OSP_DEF_CINFOS][OSP_STRBUF_SIZE];
char cinfostr[OSP_STRBUF_SIZE];
unsigned int callidnumber = 1;
OSPT_CALL_ID* callids[callidnumber];
unsigned int logsize = 0;
char* detaillog = NULL;
char tohost[OSP_STRBUF_SIZE];
char tohostbuf[OSP_STRBUF_SIZE];
const char* preferred[2] = { NULL };
unsigned int destcount;
OSPTTRANHANDLE trans = -1;
int result = MODULE_RETURNCODE_FALSE;
if ((errcode = OSPPTransactionNew(_osp_provider, &trans)) != OSPC_ERR_NO_ERROR) {
LM_ERR("failed to create new OSP transaction (%d)\n", errcode);
} else if (ospGetFromUserpart(msg, calling, sizeof(calling)) != 0) {
LM_ERR("failed to extract calling number\n");
} else if ((ospGetUriUserpart(msg, called, sizeof(called)) != 0) && (ospGetToUserpart(msg, called, sizeof(called)) != 0)) {
LM_ERR("failed to extract called number\n");
} else if (ospGetCallId(msg, &(callids[0])) != 0) {
LM_ERR("failed to extract call id\n");
} else if (ospGetSource(msg, source, sizeof(source)) != 0) {
LM_ERR("failed to extract source address\n");
} else if (ospGetSourceDevice(msg, srcdev, sizeof(srcdev)) != 0) {
LM_ERR("failed to extract source deivce address\n");
} else {
authtime = time(NULL);
ospConvertToOutAddress(source, sourcebuf, sizeof(sourcebuf));
ospConvertToOutAddress(srcdev, srcdevbuf, sizeof(srcdevbuf));
switch (_osp_service_type) {
case 1:
OSPPTransactionSetServiceType(trans, OSPC_SERVICE_NPQUERY);
ospGetToHostpart(msg, tohost, sizeof(tohost));
ospConvertToOutAddress(tohost, tohostbuf, sizeof(tohostbuf));
preferred[0] = tohostbuf;
destcount = 1;
break;
case 0:
default:
OSPPTransactionSetServiceType(trans, OSPC_SERVICE_VOICE);
destcount = _osp_max_dests;
break;
}
if (ospGetNpParameters(msg, rn, sizeof(rn), cic, sizeof(cic), &npdi) == 0) {
OSPPTransactionSetNumberPortability(trans, rn, cic, npdi);
}
for (type = OSPC_OPNAME_START; type < OSPC_OPNAME_NUMBER; type++) {
if (ospGetOperatorName(msg, type, opname[type], sizeof(opname[type])) == 0) {
OSPPTransactionSetOperatorName(trans, type, opname[type]);
}
}
if (ospGetRpidUserpart(msg, rpid, sizeof(rpid)) == 0) {
OSPPTransactionSetRemotePartyId(trans, OSPC_NFORMAT_E164, rpid);
}
if (ospGetPaiUserpart(msg, pai, sizeof(pai)) == 0) {
OSPPTransactionSetAssertedId(trans, OSPC_NFORMAT_E164, pai);
}
if (ospGetDiversion(msg, divuser, sizeof(divuser), divhost, sizeof(divhost)) == 0) {
ospConvertToOutAddress(divhost, divhostbuf, sizeof(divhostbuf));
} else {
divhostbuf[0] = '\0';
}
OSPPTransactionSetDiversion(trans, divuser, divhostbuf);
OSPPTransactionSetProtocol(trans, OSPC_PROTTYPE_SOURCE, OSPC_PROTNAME_SIP);
if (ospGetPChargeInfoUserpart(msg, pci, sizeof(pci)) == 0) {
OSPPTransactionSetChargeInfo(trans, OSPC_NFORMAT_E164, pci);
}
if ((_osp_snid_avpid >= 0) &&
((snidavp = search_first_avp(_osp_snid_avptype, _osp_snid_avpid, &snidval, 0)) != NULL) &&
(snidavp->flags & AVP_VAL_STR) && (snidval.s.s && snidval.s.len))
{
snprintf(snid, sizeof(snid), "%.*s", snidval.s.len, snidval.s.s);
snid[sizeof(snid) - 1] = '\0';
OSPPTransactionSetNetworkIds(trans, snid, "");
} else {
snid[0] = '\0';
}
if (_osp_cinfo_avpid >= 0) {
for (i = 0, cinfoavp = search_first_avp(_osp_cinfo_avptype, _osp_cinfo_avpid, NULL, 0);
((i < OSP_DEF_CINFOS) && (cinfoavp != NULL));
i++, cinfoavp = search_next_avp(cinfoavp, NULL))
{
get_avp_val(cinfoavp, &cinfoval);
if ((cinfoavp->flags & AVP_VAL_STR) && (cinfoval.s.s && cinfoval.s.len)) {
snprintf(cinfo[i], sizeof(cinfo[i]), "%.*s", cinfoval.s.len, cinfoval.s.s);
cinfo[i][sizeof(cinfo[i]) - 1] = '\0';
} else {
cinfo[i][0] = '\0';
}
}
cinfonum = i;
cinfostr[0] = '\0';
for (i = 0; i < cinfonum; i++) {
if (cinfo[cinfonum - i - 1][0] != '\0') {
OSPPTransactionSetCustomInfo(trans, i, cinfo[cinfonum - i - 1]);
snprintf(cinfostr + strlen(cinfostr), sizeof(cinfostr) - strlen(cinfostr), "custom_info%d '%s' ", i + 1, cinfo[cinfonum - i - 1]);
}
}
cinfostr[sizeof(cinfostr) - 1] = '\0';
}
LM_INFO("request auth and routing for: "
"service_type '%d' "
"source '%s' "
"source_dev '%s' "
"source_networkid '%s' "
"calling '%s' "
"called '%s' "
"preferred '%s' "
"nprn '%s' "
"npcic '%s' "
"npdi '%d' "
/*
"spid '%s' "
"ocn '%s' "
"spn '%s' "
"altspn '%s' "
"mcc '%s' "
"mnc '%s' "
*/
"rpid '%s' "
"pai '%s' "
"div_user '%s' "
"div_host '%s' "
"pci '%s' "
"call_id '%.*s' "
"dest_count '%d' "
"%s\n",
_osp_service_type,
sourcebuf,
srcdevbuf,
snid,
calling,
called,
(preferred[0] == NULL) ? "" : preferred[0],
rn,
cic,
npdi,
/*
opname[OSPC_OPNAME_SPID],
opname[OSPC_OPNAME_OCN],
opname[OSPC_OPNAME_SPN],
opname[OSPC_OPNAME_ALTSPN],
opname[OSPC_OPNAME_MCC],
opname[OSPC_OPNAME_MNC],
*/
rpid,
pai,
divuser,
divhostbuf,
pci,
callids[0]->Length,
callids[0]->Value,
destcount,
cinfostr);
/* try to request authorization */
errcode = OSPPTransactionRequestAuthorisation(
trans, /* transaction handle */
sourcebuf, /* from the configuration file */
srcdevbuf, /* source device of call, protocol specific, in OSP format */
calling, /* calling number in nodotted e164 notation */
OSPC_NFORMAT_E164, /* calling number format */
called, /* called number */
OSPC_NFORMAT_E164, /* called number format */
"", /* optional username string, used if no number */
callidnumber, /* number of call ids, here always 1 */
callids, /* sized-1 array of call ids */
preferred, /* preferred destinations */
&destcount, /* max destinations, after call dest_count */
&logsize, /* size allocated for detaillog (next param) 0=no log */
detaillog); /* memory location for detaillog to be stored */
if ((errcode == OSPC_ERR_NO_ERROR) &&
(ospLoadRoutes(trans, destcount, source, srcdev, called, authtime, rpid, pai, divuser, divhostbuf, pci) == 0))
{
LM_INFO("there are '%d' OSP routes, call_id '%.*s'\n",
destcount,
callids[0]->Length,
callids[0]->Value);
result = MODULE_RETURNCODE_TRUE;
} else {
LM_ERR("failed to request auth and routing (%d), call_id '%.*s'\n",
errcode,
callids[0]->Length,
callids[0]->Value);
switch (errcode) {
case OSPC_ERR_TRAN_ROUTE_BLOCKED:
result = -403;
break;
case OSPC_ERR_TRAN_ROUTE_NOT_FOUND:
result = -404;
break;
case OSPC_ERR_TRAN_CALLING_INVALID:
result = -428;
break;
case OSPC_ERR_TRAN_CALLED_FILTERING:
result = -484;
break;
case OSPC_ERR_NO_ERROR:
/* AuthRsp ok but ospLoadRoutes fails */
result = MODULE_RETURNCODE_ERROR;
break;
default:
result = MODULE_RETURNCODE_FALSE;
break;
}
}
}
if (callids[0] != NULL) {
OSPPCallIdDelete(&(callids[0]));
}
if (trans != -1) {
OSPPTransactionDelete(trans);
}
return result;
}
static void trace_onreply_in(struct cell* t, int type, struct tmcb_params *ps)
{
static char fromip_buff[IP_ADDR_MAX_STR_SIZE+12];
static char toip_buff[IP_ADDR_MAX_STR_SIZE+12];
struct sip_msg* msg;
struct sip_msg* req;
int_str avp_value;
struct usr_avp *avp;
char statusbuf[8];
int len;
if(t==NULL || t->uas.request==0 || ps==NULL)
{
LM_DBG("no uas request, local transaction\n");
return;
}
req = ps->req;
msg = ps->rpl;
if(msg==NULL || req==NULL)
{
LM_DBG("no reply\n");
return;
}
LM_DBG("trace onreply in \n");
avp = NULL;
if(traced_user_avp>=0)
avp=search_first_avp(traced_user_avp_type, traced_user_avp,
&avp_value, 0);
if(parse_from_header(msg)==-1 || msg->from==NULL || get_from(msg)==NULL)
{
LM_ERR("cannot parse FROM header\n");
goto error;
}
if(parse_headers(msg, HDR_CALLID_F, 0)!=0)
{
LM_ERR("cannot parse call-id\n");
return;
}
if(msg->len>0) {
db_vals[0].val.blob_val.s = msg->buf;
db_vals[0].val.blob_val.len = msg->len;
} else {
db_vals[0].val.blob_val.s = "No reply buffer";
db_vals[0].val.blob_val.len = sizeof("No reply buffer")-1;
}
/* check Call-ID header */
if(msg->callid==NULL || msg->callid->body.s==NULL)
{
LM_ERR("cannot find Call-ID header!\n");
goto error;
}
db_vals[1].val.str_val.s = msg->callid->body.s;
db_vals[1].val.str_val.len = msg->callid->body.len;
db_vals[2].val.str_val.s = t->method.s;
db_vals[2].val.str_val.len = t->method.len;
strcpy(statusbuf, int2str(ps->code, &len));
db_vals[3].val.str_val.s = statusbuf;
db_vals[3].val.str_val.len = len;
set_sock_columns( db_vals[4], db_vals[5], db_vals[6], fromip_buff,
&msg->rcv.src_ip, msg->rcv.src_port, msg->rcv.proto);
if(trace_local_ip.s && trace_local_ip.len > 0){
set_columns_to_trace_local_ip(db_vals[7], db_vals[8], db_vals[9]);
}
else {
set_sock_columns( db_vals[7], db_vals[8], db_vals[9], toip_buff,
&msg->rcv.dst_ip, msg->rcv.dst_port, msg->rcv.proto);
}
db_vals[10].val.time_val = time(NULL);
db_vals[11].val.string_val = "in";
db_vals[12].val.str_val.s = get_from(msg)->tag_value.s;
db_vals[12].val.str_val.len = get_from(msg)->tag_value.len;
if (save_siptrace(req,avp,&avp_value,db_keys,db_vals) < 0) {
LM_ERR("failed to save siptrace\n");
goto error;
}
#ifdef STATISTICS
update_stat(siptrace_rpl, 1);
#endif
return;
error:
return;
}
static void trace_sl_onreply_out( unsigned int types, struct sip_msg* req,
struct sl_cb_param *sl_param)
{
static char fromip_buff[IP_ADDR_MAX_STR_SIZE+12];
static char toip_buff[IP_ADDR_MAX_STR_SIZE+12];
struct sip_msg* msg;
int_str avp_value;
struct usr_avp *avp;
struct ip_addr to_ip;
int len;
char statusbuf[5];
if(req==NULL || sl_param==NULL)
{
LM_ERR("bad parameters\n");
goto error;
}
if( trace_is_off() )
{
LM_DBG("trace off...\n");
return;
}
LM_DBG("trace slonreply out \n");
avp = NULL;
if(traced_user_avp >= 0)
avp=search_first_avp(traced_user_avp_type, traced_user_avp,
&avp_value, 0);
if((avp==NULL) && !flag_trace_is_set(req))
{
LM_DBG("nothing to trace...\n");
return;
}
msg = req;
if(parse_from_header(msg)==-1 || msg->from==NULL || get_from(msg)==NULL)
{
LM_ERR("cannot parse FROM header\n");
goto error;
}
if(parse_headers(msg, HDR_CALLID_F, 0)!=0)
{
LM_ERR("cannot parse call-id\n");
return;
}
db_vals[0].val.blob_val.s = (sl_param->buffer)?sl_param->buffer->s:"";
db_vals[0].val.blob_val.len = (sl_param->buffer)?sl_param->buffer->len:0;
/* check Call-ID header */
if(msg->callid==NULL || msg->callid->body.s==NULL)
{
LM_ERR("cannot find Call-ID header!\n");
goto error;
}
db_vals[1].val.str_val.s = msg->callid->body.s;
db_vals[1].val.str_val.len = msg->callid->body.len;
db_vals[2].val.str_val.s = msg->first_line.u.request.method.s;
db_vals[2].val.str_val.len = msg->first_line.u.request.method.len;
if(trace_local_ip.s && trace_local_ip.len > 0){
set_columns_to_trace_local_ip( db_vals[4], db_vals[5], db_vals[6]);
}
else {
set_sock_columns( db_vals[4], db_vals[5], db_vals[6], fromip_buff,
&msg->rcv.dst_ip, msg->rcv.dst_port, msg->rcv.proto);
}
strcpy(statusbuf, int2str(sl_param->code, &len));
db_vals[3].val.str_val.s = statusbuf;
db_vals[3].val.str_val.len = len;
memset(&to_ip, 0, sizeof(struct ip_addr));
if(sl_param->dst==0)
{
set_columns_to_any(db_vals[7], db_vals[8], db_vals[9]);
} else {
su2ip_addr(&to_ip, sl_param->dst);
set_sock_columns( db_vals[7], db_vals[8],db_vals[9], toip_buff, &to_ip,
(unsigned short)su_getport(sl_param->dst), req->rcv.proto);
}
db_vals[10].val.time_val = time(NULL);
db_vals[11].val.string_val = "out";
db_vals[12].val.str_val.s = get_from(msg)->tag_value.s;
db_vals[12].val.str_val.len = get_from(msg)->tag_value.len;
if (save_siptrace(msg,avp,&avp_value,db_keys,db_vals) < 0) {
LM_ERR("failed to save siptrace\n");
goto error;
}
#ifdef STATISTICS
update_stat(siptrace_rpl, 1);
#endif
return;
error:
return;
}
int save(struct sip_msg* _m, char* _d, char* _f, char* _s)
{
struct sip_msg* msg = _m;
struct cell* t = NULL;
contact_t* _c;
contact_t* reply_c = NULL;
contact_t* request_c = NULL;
int st;
int ret;
int requested_exp = 0;
int enforced_exp = 0;
int_str val;
struct lump* l;
char* p;
char forced_binding_buf[MAX_FORCED_BINDING_LEN];
str forced_binding = {NULL, 0};
str *binding_uri;
if(_m->first_line.type != SIP_REPLY)
return save_aux(_m, NULL, _d, _f, _s);
memset(&val, 0, sizeof(int_str));
if(!tmb.t_gett) {
LM_ERR("TM module not loaded - can not save on reply\n");
return -1;
}
t = tmb.t_gett();
if(!t || t==T_UNDEFINED) {
LM_ERR("Transaction not created on Register - can not save on reply\n");
return -1;
}
msg = t->uas.request;
if(!msg) {
LM_ERR("NULL request - can not save on reply\n");
return -1;
}
if (parse_message(_m) < 0) return -1;
if (check_contacts(_m, &st) > 0) return -1;
if (parse_message(msg) < 0) return -1;
if (check_contacts(msg, &st) > 0) return -1;
/* msg - request
_m - reply
*/
request_c = get_first_contact(msg);
if(request_c) {
/* For now, we deal only with the first contact
* FIXME: implement multiple contact handling - see check_contacts() */
if(!request_c->expires || !request_c->expires->body.len) {
if (msg->expires && ((exp_body_t*)(msg->expires->parsed))->valid) {
requested_exp = ((exp_body_t*)(msg->expires->parsed))->val;
} else {
LM_WARN("No expired defined\n");
}
} else {
if (str2int(&(request_c->expires->body), (unsigned int*)&requested_exp)<0) {
LM_ERR("unable to get expires from [%.*s]\n",
request_c->expires->body.len, request_c->expires->body.s);
return -1;
}
}
LM_DBG("Binding received from client [%.*s] with requested expires [%d]\n",
request_c->uri.len, request_c->uri.s, requested_exp);
/* We will use the Contact from request:
* - check if a modified contact was set in avp */
if (mct_avp_name >= 0 &&
search_first_avp(mct_avp_type,mct_avp_name,&val,0)
&& val.s.len > 0) {
LM_DBG("Binding sent to upper registrar [%.*s]\n",
val.s.len, val.s.s);
binding_uri = &val.s;
} else {
binding_uri = &request_c->uri;
}
if (requested_exp) {
/* Let's get the contact from reply */
_c = get_first_contact(_m);
while (_c) {
if (compare_uris(binding_uri, NULL, &_c->uri, NULL) == 0) {
if(_c->expires && _c->expires->body.len) {
if(str2int(&(_c->expires->body),
(unsigned int*)&enforced_exp)<0) {
LM_ERR("unable to get expires from [%.*s]\n",
_c->expires->body.len,
_c->expires->body.s);
return -1;
}
LM_DBG("Binding received from upper registrar"
" [%.*s] with imposed expires [%d]\n",
_c->uri.len, _c->uri.s, enforced_exp);
reply_c = _c;
forced_binding.len = request_c->uri.len + 11 +
reply_c->expires->body.len;
if (forced_binding.len <= MAX_FORCED_BINDING_LEN) {
forced_binding.s = forced_binding_buf;
forced_binding_buf[0] = '<';
memcpy(&forced_binding_buf[1],
request_c->uri.s,
request_c->uri.len);
memcpy(&forced_binding_buf[request_c->uri.len + 1],
">;expires=", 10);
memcpy(&forced_binding_buf[request_c->uri.len + 11],
reply_c->expires->body.s,
reply_c->expires->body.len);
LM_DBG("forcing binding [%.*s]\n",
forced_binding.len,
forced_binding.s);
break;
} else {
LM_ERR("forced binding to BIG:"
" %d > MAX_FORCED_BINDING_LEN\n",
forced_binding.len);
return -1;
}
}
} else {
LM_DBG("Unmatched binding [%.*s]\n",
_c->uri.len, _c->uri.s);
}
_c = get_next_contact(_c);
}
}
ret = save_aux(msg, forced_binding.s?&forced_binding:NULL, _d, _f, _s);
} else {
LM_DBG("No Contact in request => this is an interogation\n");
ret = 1;
}
/* if the contact was changed in register - put the modif value */
if(request_c && requested_exp && val.s.s) {
if(reply_c) {
LM_DBG("replacing contact uri [%.*s] with [%.*s]\n",
reply_c->uri.len, reply_c->uri.s,
request_c->uri.len, request_c->uri.s);
/* replace with what was received in Register */
/* reply_c->uri - now contains the initial received value */
if((l=del_lump(_m, reply_c->uri.s - _m->buf, reply_c->uri.len, 0))==0) {
LM_ERR("Failed to delete contact uri lump\n");
ret = -1;
goto done;
}
p = pkg_malloc( request_c->uri.len);
if (p==0) {
LM_ERR("no more pkg mem\n");
ret = -1;
goto done;
}
memcpy( p, request_c->uri.s, request_c->uri.len );
if (insert_new_lump_after( l, p, request_c->uri.len, 0)==0) {
LM_ERR("insert new lump failed\n");
pkg_free(p);
ret =-1;
goto done;
}
}
}
done:
clean_msg_clone(t->uas.request, t->uas.request, t->uas.end_request);
return ret;
}
static void trace_onreq_in(struct cell* t, int type, struct tmcb_params *ps)
{
struct sip_msg* msg;
int_str avp_value;
struct usr_avp* avp;
if(t==NULL || ps==NULL)
{
LM_DBG("no uas request, local transaction\n");
return;
}
msg = ps->req;
if(msg==NULL)
{
LM_DBG("no uas request, local transaction\n");
return;
}
if( trace_is_off() )
{
LM_DBG("trace off...\n");
return;
}
if (msg->msg_flags & FL_USE_SIPTRACE) {
return;
}
LM_DBG("trace on req in \n");
avp = NULL;
if(traced_user_avp>=0)
avp=search_first_avp(traced_user_avp_type, traced_user_avp,
&avp_value, 0);
if( (avp==NULL) && !flag_trace_is_set(msg))
{
LM_DBG("nothing to trace...\n");
return;
}
if(parse_from_header(msg)==-1 || msg->from==NULL || get_from(msg)==NULL)
{
LM_ERR("cannot parse FROM header\n");
return;
}
if(parse_headers(msg, HDR_CALLID_F, 0)!=0)
{
LM_ERR("cannot parse call-id\n");
return;
}
if(tmb.register_tmcb( 0, t, TMCB_REQUEST_BUILT, trace_onreq_out, 0, 0) <=0)
{
LM_ERR("can't register trace_onreq_out\n");
return;
}
if(tmb.register_tmcb( 0, t, TMCB_RESPONSE_IN, trace_onreply_in, 0, 0) <=0)
{
LM_ERR("can't register trace_onreply_in\n");
return;
}
if(tmb.register_tmcb( 0, t, TMCB_RESPONSE_OUT, trace_onreply_out, 0, 0) <=0)
{
LM_ERR("can't register trace_onreply_out\n");
return;
}
}
/*
* Message contained some contacts and appropriate
* record was found, so we have to walk through
* all contacts and do the following:
* 1) If contact in usrloc doesn't exists and
* expires > 0, insert new contact
* 2) If contact in usrloc exists and expires
* > 0, update the contact
* 3) If contact in usrloc exists and expires
* == 0, delete contact
*/
static inline int update(struct sip_msg* _m, urecord_t* _r, contact_t* _c, str* _ua)
{
ucontact_t* c, *c2;
str callid;
int cseq, e, ret;
int set, reset;
qvalue_t q;
unsigned int nated;
str* recv;
int_str rcv_avp;
int_str val;
rcv_avp.n=rcv_avp_no;
if (isflagset(_m, nat_flag) == 1) {
nated = FL_NAT;
} else {
nated = FL_NONE;
}
if (max_contacts) {
ret = test_max_contacts(_m, _r, _c);
if (ret != 0) {
build_contact(_r->contacts);
return -1;
}
}
_c = get_first_contact(_m);
while(_c) {
if (calc_contact_expires(_m, _c->expires, &e) < 0) {
build_contact(_r->contacts);
LOG(L_ERR, "update(): Error while calculating expires\n");
return -1;
}
if (ul.get_ucontact(_r, &_c->uri, &c) > 0) {
/* Contact not found */
if (e != 0) {
/* Calculate q value of the contact */
if (calc_contact_q(_c->q, &q) < 0) {
LOG(L_ERR, "update(): Error while calculating q\n");
return -2;
}
/* Get callid of the message */
callid = _m->callid->body;
trim_trailing(&callid);
/* Get CSeq number of the message */
if (str2int(&(((struct cseq_body*)_m->cseq->parsed)->number),
(unsigned int*) &cseq) < 0) {
rerrno = R_INV_CSEQ;
LOG(L_ERR, "update(): Error while converting cseq number\n");
return -3;
}
if (_c->received) {
recv = &_c->received->body;
} else if (search_first_avp(0, rcv_avp, &val)) {
recv = val.s;
} else {
recv = 0;
}
if (ul.insert_ucontact(_r, &_c->uri, e, q, &callid, cseq,
nated | mem_only,
&c2, _ua, recv) < 0) {
rerrno = R_UL_INS_C;
LOG(L_ERR, "update(): Error while inserting contact\n");
return -4;
}
}
} else {
if (e == 0) {
if (mem_only) {
c->flags |= FL_MEM;
} else {
c->flags &= ~FL_MEM;
}
if (ul.delete_ucontact(_r, c) < 0) {
rerrno = R_UL_DEL_C;
LOG(L_ERR, "update(): Error while deleting contact\n");
return -5;
}
} else {
/* Calculate q value of the contact */
if (calc_contact_q(_c->q, &q) < 0) {
LOG(L_ERR, "update(): Error while calculating q\n");
return -6;
}
/* Get callid of the message */
callid = _m->callid->body;
trim_trailing(&callid);
/* Get CSeq number of the message */
if (str2int(&(((struct cseq_body*)_m->cseq->parsed)->number), (unsigned int*)&cseq)
< 0) {
rerrno = R_INV_CSEQ;
LOG(L_ERR, "update(): Error while converting cseq number\n");
return -7;
}
if (_c->received) {
recv = &_c->received->body;
} else if (search_first_avp(0, rcv_avp, &val)) {
recv = val.s;
} else {
recv = 0;
}
set = nated | mem_only;
reset = ~(nated | mem_only) & (FL_NAT | FL_MEM);
if (ul.update_ucontact(c, e, q, &callid, cseq, set, reset, _ua, recv) < 0) {
rerrno = R_UL_UPD_C;
LOG(L_ERR, "update(): Error while updating contact\n");
return -8;
}
if (desc_time_order) {
move_on_top(_r, c);
}
}
}
_c = get_next_contact(_c);
}
return 0;
}
int is_other_contact_f(struct sip_msg* msg, char* _d, char *_s)
{
pv_spec_p spec = (pv_spec_p)_s;
struct usr_avp *avp = NULL;
urecord_t *r = NULL;
str ip, contact;
str uri, aor;
ucontact_t *c;
contact_t* ct;
int exp, found;
udomain_t* ud = (udomain_t*)_d;
if (parse_message(msg) < 0) {
LM_ERR("unable to parse message\n");
return -2;
}
if (!ud) {
LM_ERR("no location specified\n");
return -2;
}
/* msg doesn't have contacts */
if (!msg->contact ||
!(ct = (((contact_body_t*)msg->contact->parsed)->contacts)))
return -1;
while (ct) {
/* if expires is 0 */
calc_contact_expires(msg, ct->expires, &exp, NULL);
if (exp)
break;
ct = ct->next;
}
if (!ct) {
LM_DBG("contact has expire 0\n");
return -1;
}
uri = get_to(msg)->uri;
if (extract_aor(&uri, &aor,0,0) < 0) {
LM_ERR("failed to extract AOR record\n");
return -2;
}
ul.lock_udomain(ud, &aor);
ul.get_urecord(ud, &aor, &r);
if (!r) {
/* dont't test anything */
LM_DBG("no contact found for aor=<%.*s>\n", aor.len, aor.s);
found = -1;
goto end;
} else {
c = r->contacts;
}
while (c) {
if (!c->received.len || !c->received.s || c->received.len < 4 /* sip:*/) {
c = c->next;
continue;
}
contact.s = c->received.s + 4;
/* check for "sips:" */
if (*contact.s == ':') {
contact.len = c->received.len - 5;
contact.s++;
} else {
/* skip "sip:" */
contact.len = c->received.len - 4;
}
avp = NULL;
found = 0;
/* the ip should always be a string */
while ((avp = search_first_avp(spec->pvp.pvn.u.isname.type,
spec->pvp.pvn.u.isname.name.n, (int_str *)&ip, avp))!=0) {
if (!(avp->flags & AVP_VAL_STR)) {
LM_NOTICE("avp value should be string\n");
continue;
}
if ((contact.len == ip.len || (contact.len>ip.len && contact.s[ip.len]==':'))
&& !memcmp(contact.s, ip.s, ip.len)) {
found = 1;
break;
}
}
if (!found) {
LM_DBG("no contact <%.*s> registered earlier\n",
contact.len, contact.s);
found = 1;
goto end;
}
c = c->next;
}
found = -1;
end:
ul.unlock_udomain(ud, &aor);
return found;
}
static void trace_onreply_in(struct cell* t, int type, struct tmcb_params *ps)
{
db_key_t db_keys[NR_KEYS];
db_val_t db_vals[NR_KEYS];
static char fromip_buff[IP_ADDR_MAX_STR_SIZE+12];
static char toip_buff[IP_ADDR_MAX_STR_SIZE+12];
struct sip_msg* msg;
struct sip_msg* req;
int_str avp_value;
struct usr_avp *avp;
char statusbuf[8];
if(t==NULL || t->uas.request==0 || ps==NULL)
{
LM_DBG("no uas request, local transaction\n");
return;
}
req = ps->req;
msg = ps->rpl;
if(msg==NULL || req==NULL)
{
LM_DBG("no reply\n");
return;
}
avp = NULL;
if(traced_user_avp.n!=0)
avp=search_first_avp(traced_user_avp_type, traced_user_avp,
&avp_value, 0);
if((avp==NULL) && trace_is_off(req))
{
LM_DBG("trace off...\n");
return;
}
if(parse_from_header(msg)==-1 || msg->from==NULL || get_from(msg)==NULL)
{
LM_ERR("cannot parse FROM header\n");
goto error;
}
if(parse_headers(msg, HDR_CALLID_F, 0)!=0)
{
LM_ERR("cannot parse call-id\n");
return;
}
db_keys[0] = msg_column;
db_vals[0].type = DB_BLOB;
db_vals[0].nul = 0;
if(msg->len>0) {
db_vals[0].val.blob_val.s = msg->buf;
db_vals[0].val.blob_val.len = msg->len;
} else {
db_vals[0].val.blob_val.s = "No reply buffer";
db_vals[0].val.blob_val.len = sizeof("No reply buffer")-1;
}
/* check Call-ID header */
if(msg->callid==NULL || msg->callid->body.s==NULL)
{
LM_ERR("cannot find Call-ID header!\n");
goto error;
}
db_keys[1] = callid_column;
db_vals[1].type = DB_STR;
db_vals[1].nul = 0;
db_vals[1].val.str_val.s = msg->callid->body.s;
db_vals[1].val.str_val.len = msg->callid->body.len;
db_keys[2] = method_column;
db_vals[2].type = DB_STR;
db_vals[2].nul = 0;
db_vals[2].val.str_val.s = t->method.s;
db_vals[2].val.str_val.len = t->method.len;
db_keys[3] = status_column;
db_vals[3].type = DB_STRING;
db_vals[3].nul = 0;
strcpy(statusbuf, int2str(ps->code, NULL));
db_vals[3].val.string_val = statusbuf;
db_keys[4] = fromip_column;
db_vals[4].type = DB_STRING;
db_vals[4].nul = 0;
siptrace_copy_proto(msg->rcv.proto, fromip_buff);
strcat(fromip_buff, ip_addr2a(&msg->rcv.src_ip));
strcat(fromip_buff,":");
strcat(fromip_buff, int2str(msg->rcv.src_port, NULL));
db_vals[4].val.string_val = fromip_buff;
db_keys[5] = toip_column;
db_vals[5].type = DB_STRING;
db_vals[5].nul = 0;
// db_vals[5].val.string_val = ip_addr2a(&msg->rcv.dst_ip);;
if(trace_local_ip)
db_vals[5].val.string_val = trace_local_ip;
else {
siptrace_copy_proto(msg->rcv.proto, toip_buff);
strcat(toip_buff, ip_addr2a(&msg->rcv.dst_ip));
strcat(toip_buff,":");
strcat(toip_buff, int2str(msg->rcv.dst_port, NULL));
db_vals[5].val.string_val = toip_buff;
}
db_keys[6] = date_column;
db_vals[6].type = DB_DATETIME;
db_vals[6].nul = 0;
db_vals[6].val.time_val = time(NULL);
db_keys[7] = direction_column;
db_vals[7].type = DB_STRING;
db_vals[7].nul = 0;
db_vals[7].val.string_val = "in";
db_keys[8] = fromtag_column;
db_vals[8].type = DB_STR;
db_vals[8].nul = 0;
db_vals[8].val.str_val.s = get_from(msg)->tag_value.s;
db_vals[8].val.str_val.len = get_from(msg)->tag_value.len;
db_funcs.use_table(db_con, siptrace_get_table());
db_keys[9] = traced_user_column;
db_vals[9].type = DB_STR;
db_vals[9].nul = 0;
if( !trace_is_off(req) ) {
db_vals[9].val.str_val.s = "";
db_vals[9].val.str_val.len = 0;
LM_DBG("storing info...\n");
if(db_funcs.insert(db_con, db_keys, db_vals, NR_KEYS) < 0)
{
LM_ERR("error storing trace\n");
goto error;
}
#ifdef STATISTICS
update_stat(siptrace_rpl, 1);
#endif
}
if(avp==NULL)
goto done;
trace_send_duplicate(db_vals[0].val.blob_val.s,
db_vals[0].val.blob_val.len);
db_vals[9].val.str_val.s = avp_value.s.s;
db_vals[9].val.str_val.len = avp_value.s.len;
LM_DBG("storing info...\n");
if(db_funcs.insert(db_con, db_keys, db_vals, NR_KEYS) < 0)
{
LM_ERR("error storing trace\n");
goto error;
}
avp = search_next_avp( avp, &avp_value);
while(avp!=NULL)
{
db_vals[9].val.str_val.s = avp_value.s.s;
db_vals[9].val.str_val.len = avp_value.s.len;
LM_DBG("storing info ...\n");
if(db_funcs.insert(db_con, db_keys, db_vals, NR_KEYS) < 0)
{
LM_ERR("error storing trace\n");
goto error;
}
avp = search_next_avp( avp, &avp_value);
}
done:
return;
error:
return;
}
static void trace_onreply_out(struct cell* t, int type, struct tmcb_params *ps)
{
db_key_t db_keys[NR_KEYS];
db_val_t db_vals[NR_KEYS];
int faked = 0;
static char fromip_buff[IP_ADDR_MAX_STR_SIZE+12];
static char toip_buff[IP_ADDR_MAX_STR_SIZE+12];
struct sip_msg* msg;
struct sip_msg* req;
int_str avp_value;
struct usr_avp *avp;
struct ip_addr to_ip;
int len;
char statusbuf[8];
str *sbuf;
struct dest_info *dst;
if (t==NULL || t->uas.request==0 || ps==NULL)
{
LM_DBG("no uas request, local transaction\n");
return;
}
avp = NULL;
if(traced_user_avp.n!=0)
avp=search_first_avp(traced_user_avp_type, traced_user_avp,
&avp_value, 0);
if((avp==NULL) && trace_is_off(t->uas.request))
{
LM_DBG("trace off...\n");
return;
}
req = ps->req;
msg = ps->rpl;
if(msg==NULL || msg==FAKED_REPLY)
{
msg = t->uas.request;
faked = 1;
}
if(parse_from_header(msg)==-1 || msg->from==NULL || get_from(msg)==NULL)
{
LM_ERR("cannot parse FROM header\n");
goto error;
}
if(parse_headers(msg, HDR_CALLID_F, 0)!=0)
{
LM_ERR("cannot parse call-id\n");
return;
}
db_keys[0] = msg_column;
db_vals[0].type = DB_BLOB;
db_vals[0].nul = 0;
sbuf = (str*)ps->extra1;
if(faked==0)
{
if(sbuf!=0 && sbuf->len>0) {
db_vals[0].val.blob_val.s = sbuf->s;
db_vals[0].val.blob_val.len = sbuf->len;
} else if(t->uas.response.buffer.s!=NULL) {
db_vals[0].val.blob_val.s = t->uas.response.buffer.s;
db_vals[0].val.blob_val.len = t->uas.response.buffer.len;
} else if(msg->len>0) {
db_vals[0].val.blob_val.s = msg->buf;
db_vals[0].val.blob_val.len = msg->len;
} else {
db_vals[0].val.blob_val.s = "No reply buffer";
db_vals[0].val.blob_val.len = sizeof("No reply buffer")-1;
}
} else {
if(sbuf!=0 && sbuf->len>0) {
db_vals[0].val.blob_val.s = sbuf->s;
db_vals[0].val.blob_val.len = sbuf->len;
} else if(t->uas.response.buffer.s==NULL) {
db_vals[0].val.blob_val.s = "No reply buffer";
db_vals[0].val.blob_val.len = sizeof("No reply buffer")-1;
} else {
db_vals[0].val.blob_val.s = t->uas.response.buffer.s;
db_vals[0].val.blob_val.len = t->uas.response.buffer.len;
}
}
/* check Call-ID header */
if(msg->callid==NULL || msg->callid->body.s==NULL)
{
LM_ERR("cannot find Call-ID header!\n");
goto error;
}
db_keys[1] = callid_column;
db_vals[1].type = DB_STR;
db_vals[1].nul = 0;
db_vals[1].val.str_val.s = msg->callid->body.s;
db_vals[1].val.str_val.len = msg->callid->body.len;
db_keys[2] = method_column;
db_vals[2].type = DB_STR;
db_vals[2].nul = 0;
db_vals[2].val.str_val.s = t->method.s;
db_vals[2].val.str_val.len = t->method.len;
db_keys[4] = fromip_column;
db_vals[4].type = DB_STRING;
db_vals[4].nul = 0;
if(trace_local_ip)
db_vals[4].val.string_val = trace_local_ip;
else {
siptrace_copy_proto(msg->rcv.proto, fromip_buff);
strcat(fromip_buff, ip_addr2a(&req->rcv.dst_ip));
strcat(fromip_buff,":");
strcat(fromip_buff, int2str(req->rcv.dst_port, NULL));
db_vals[4].val.string_val = fromip_buff;
}
db_keys[3] = status_column;
db_vals[3].type = DB_STRING;
db_vals[3].nul = 0;
strcpy(statusbuf, int2str(ps->code, NULL));
db_vals[3].val.string_val = statusbuf;
db_keys[5] = toip_column;
db_vals[5].type = DB_STRING;
db_vals[5].nul = 0;
memset(&to_ip, 0, sizeof(struct ip_addr));
dst = (struct dest_info*)ps->extra2;
if(dst==0)
{
db_vals[5].val.string_val = "any:255.255.255.255";
} else {
su2ip_addr(&to_ip, &dst->to);
siptrace_copy_proto(dst->proto, toip_buff);
strcat(toip_buff, ip_addr2a(&to_ip));
strcat(toip_buff, ":");
strcat(toip_buff,
int2str((unsigned long)su_getport(&dst->to), &len));
LM_DBG("dest [%s]\n", toip_buff);
db_vals[5].val.string_val = toip_buff;
}
db_keys[6] = date_column;
db_vals[6].type = DB_DATETIME;
db_vals[6].nul = 0;
db_vals[6].val.time_val = time(NULL);
db_keys[7] = direction_column;
db_vals[7].type = DB_STRING;
db_vals[7].nul = 0;
db_vals[7].val.string_val = "out";
db_keys[8] = fromtag_column;
db_vals[8].type = DB_STR;
db_vals[8].nul = 0;
db_vals[8].val.str_val.s = get_from(msg)->tag_value.s;
db_vals[8].val.str_val.len = get_from(msg)->tag_value.len;
db_funcs.use_table(db_con, siptrace_get_table());
db_keys[9] = traced_user_column;
db_vals[9].type = DB_STR;
db_vals[9].nul = 0;
if( !trace_is_off(req) ) {
db_vals[9].val.str_val.s = "";
db_vals[9].val.str_val.len = 0;
LM_DBG("storing info...\n");
if(db_funcs.insert(db_con, db_keys, db_vals, NR_KEYS) < 0)
{
LM_ERR("error storing trace\n");
goto error;
}
#ifdef STATISTICS
update_stat(siptrace_rpl, 1);
#endif
}
if(avp==NULL)
goto done;
trace_send_duplicate(db_vals[0].val.blob_val.s,
db_vals[0].val.blob_val.len);
db_vals[9].val.str_val.s = avp_value.s.s;
db_vals[9].val.str_val.len = avp_value.s.len;
LM_DBG("storing info...\n");
if(db_funcs.insert(db_con, db_keys, db_vals, NR_KEYS) < 0)
{
LM_ERR("error storing trace\n");
goto error;
}
avp = search_next_avp( avp, &avp_value);
while(avp!=NULL)
{
db_vals[9].val.str_val.s = avp_value.s.s;
db_vals[9].val.str_val.len = avp_value.s.len;
LM_DBG("### - storing info (%d) ...\n", faked);
if(db_funcs.insert(db_con, db_keys, db_vals, NR_KEYS) < 0)
{
LM_ERR("error storing trace\n");
goto error;
}
avp = search_next_avp( avp, &avp_value);
}
done:
return;
error:
return;
}
static int sip_trace(struct sip_msg *msg, char *s1, char *s2)
{
db_key_t db_keys[NR_KEYS];
db_val_t db_vals[NR_KEYS];
static char toip_buff[IP_ADDR_MAX_STR_SIZE+6];
static char fromip_buff[IP_ADDR_MAX_STR_SIZE+6];
int_str avp_value;
struct usr_avp *avp;
if(msg==NULL)
{
LM_DBG("no uas request, local transaction\n");
return -1;
}
avp = NULL;
if(traced_user_avp.n!=0)
avp=search_first_avp(traced_user_avp_type, traced_user_avp,
&avp_value, 0);
if((avp==NULL) && (trace_on_flag==NULL || *trace_on_flag==0))
{
LM_DBG("trace off...\n");
return -1;
}
if(parse_from_header(msg)==-1 || msg->from==NULL || get_from(msg)==NULL)
{
LM_ERR("cannot parse FROM header\n");
goto error;
}
if(parse_headers(msg, HDR_CALLID_F, 0)!=0 || msg->callid==NULL
|| msg->callid->body.s==NULL)
{
LM_ERR("cannot parse call-id\n");
goto error;
}
db_keys[0] = msg_column;
db_vals[0].type = DB_BLOB;
db_vals[0].nul = 0;
db_vals[0].val.blob_val.s = msg->buf;
db_vals[0].val.blob_val.len = msg->len;
db_keys[1] = callid_column;
db_vals[1].type = DB_STR;
db_vals[1].nul = 0;
db_vals[1].val.str_val.s = msg->callid->body.s;
db_vals[1].val.str_val.len = msg->callid->body.len;
db_keys[2] = method_column;
db_vals[2].type = DB_STR;
db_vals[2].nul = 0;
if(msg->first_line.type==SIP_REQUEST)
{
db_vals[2].val.str_val.s = msg->first_line.u.request.method.s;
db_vals[2].val.str_val.len = msg->first_line.u.request.method.len;
} else {
db_vals[2].val.str_val.s = "";
db_vals[2].val.str_val.len = 0;
}
db_keys[3] = status_column;
db_vals[3].type = DB_STR;
db_vals[3].nul = 0;
if(msg->first_line.type==SIP_REPLY)
{
db_vals[3].val.str_val.s = msg->first_line.u.reply.status.s;
db_vals[3].val.str_val.len = msg->first_line.u.reply.status.len;
} else {
db_vals[3].val.str_val.s = "";
db_vals[3].val.str_val.len = 0;
}
db_keys[4] = fromip_column;
db_vals[4].type = DB_STRING;
db_vals[4].nul = 0;
siptrace_copy_proto(msg->rcv.proto, fromip_buff);
strcat(fromip_buff, ip_addr2a(&msg->rcv.src_ip));
strcat(fromip_buff,":");
strcat(fromip_buff, int2str(msg->rcv.src_port, NULL));
db_vals[4].val.string_val = fromip_buff;
db_keys[5] = toip_column;
db_vals[5].type = DB_STRING;
db_vals[5].nul = 0;
// db_vals[5].val.string_val = ip_addr2a(&msg->rcv.dst_ip);;
siptrace_copy_proto(msg->rcv.proto, toip_buff);
strcat(toip_buff, ip_addr2a(&msg->rcv.dst_ip));
strcat(toip_buff,":");
strcat(toip_buff, int2str(msg->rcv.dst_port, NULL));
db_vals[5].val.string_val = toip_buff;
db_keys[6] = date_column;
db_vals[6].type = DB_DATETIME;
db_vals[6].nul = 0;
db_vals[6].val.time_val = time(NULL);
db_keys[7] = direction_column;
db_vals[7].type = DB_STRING;
db_vals[7].nul = 0;
db_vals[7].val.string_val = "in";
db_keys[8] = fromtag_column;
db_vals[8].type = DB_STR;
db_vals[8].nul = 0;
db_vals[8].val.str_val.s = get_from(msg)->tag_value.s;
db_vals[8].val.str_val.len = get_from(msg)->tag_value.len;
db_funcs.use_table(db_con, siptrace_get_table());
db_keys[9] = traced_user_column;
db_vals[9].type = DB_STR;
db_vals[9].nul = 0;
if(trace_on_flag!=NULL && *trace_on_flag!=0) {
db_vals[9].val.str_val.s = "";
db_vals[9].val.str_val.len = 0;
LM_DBG("storing info...\n");
if(db_funcs.insert(db_con, db_keys, db_vals, NR_KEYS) < 0)
{
LM_ERR("error storing trace\n");
goto error;
}
#ifdef STATISTICS
if(msg->first_line.type==SIP_REPLY)
{
update_stat(siptrace_rpl, 1);
} else {
update_stat(siptrace_req, 1);
}
#endif
}
if(avp==NULL)
goto done;
trace_send_duplicate(db_vals[0].val.blob_val.s,
db_vals[0].val.blob_val.len);
db_vals[9].val.str_val.s = avp_value.s.s;
db_vals[9].val.str_val.len = avp_value.s.len;
LM_DBG("storing info...\n");
if(db_funcs.insert(db_con, db_keys, db_vals, NR_KEYS) < 0)
{
LM_ERR("error storing trace\n");
goto error;
}
avp = search_next_avp( avp, &avp_value);
while(avp!=NULL)
{
db_vals[9].val.str_val.s = avp_value.s.s;
db_vals[9].val.str_val.len = avp_value.s.len;
LM_DBG("storing info...\n");
if(db_funcs.insert(db_con, db_keys, db_vals, NR_KEYS) < 0)
{
LM_ERR("error storing trace\n");
goto error;
}
avp = search_next_avp( avp, &avp_value);
}
done:
return 1;
error:
return -1;
}
static void trace_onreq_in(struct cell* t, int type, struct tmcb_params *ps)
{
struct sip_msg* msg;
int_str avp_value;
struct usr_avp *avp;
if(t==NULL || ps==NULL)
{
LM_DBG("no uas request, local transaction\n");
return;
}
msg = ps->req;
if(msg==NULL)
{
LM_DBG("no uas request, local transaction\n");
return;
}
avp = NULL;
if(traced_user_avp.n!=0)
avp=search_first_avp(traced_user_avp_type, traced_user_avp,
&avp_value, 0);
if((avp==NULL) && trace_is_off(msg))
{
LM_DBG("trace off...\n");
return;
}
if(parse_from_header(msg)==-1 || msg->from==NULL || get_from(msg)==NULL)
{
LM_ERR("cannot parse FROM header\n");
return;
}
if(parse_headers(msg, HDR_CALLID_F, 0)!=0)
{
LM_ERR("cannot parse call-id\n");
return;
}
if (msg->REQ_METHOD==METHOD_INVITE)
{
LM_DBG("noisy_timer set for tracing\n");
t->flags |= T_NOISY_CTIMER_FLAG;
}
if(tmb.register_tmcb( 0, t, TMCB_REQUEST_BUILT, trace_onreq_out, 0) <=0)
{
LM_ERR("can't register trace_onreq_out\n");
return;
}
if(tmb.register_tmcb( 0, t, TMCB_RESPONSE_IN, trace_onreply_in, 0) <=0)
{
LM_ERR("can't register trace_onreply_in\n");
return;
}
if(tmb.register_tmcb( 0, t, TMCB_RESPONSE_OUT, trace_onreply_out, 0) <=0)
{
LM_ERR("can't register trace_onreply_out\n");
return;
}
}
static void trace_sl_onreply_out( unsigned int types, struct sip_msg* req,
struct sl_cb_param *sl_param)
{
db_key_t db_keys[NR_KEYS];
db_val_t db_vals[NR_KEYS];
static char fromip_buff[IP_ADDR_MAX_STR_SIZE+12];
static char toip_buff[IP_ADDR_MAX_STR_SIZE+12];
int faked = 0;
struct sip_msg* msg;
int_str avp_value;
struct usr_avp *avp;
struct ip_addr to_ip;
int len;
char statusbuf[5];
if(req==NULL || sl_param==NULL)
{
LM_ERR("bad parameters\n");
goto error;
}
avp = NULL;
if(traced_user_avp.n!=0)
avp=search_first_avp(traced_user_avp_type, traced_user_avp,
&avp_value, 0);
if((avp==NULL) && trace_is_off(req))
{
LM_DBG("trace off...\n");
return;
}
msg = req;
faked = 1;
if(parse_from_header(msg)==-1 || msg->from==NULL || get_from(msg)==NULL)
{
LM_ERR("cannot parse FROM header\n");
goto error;
}
if(parse_headers(msg, HDR_CALLID_F, 0)!=0)
{
LM_ERR("cannot parse call-id\n");
return;
}
db_keys[0] = msg_column;
db_vals[0].type = DB_BLOB;
db_vals[0].nul = 0;
db_vals[0].val.blob_val.s = (sl_param->buffer)?sl_param->buffer->s:"";
db_vals[0].val.blob_val.len = (sl_param->buffer)?sl_param->buffer->len:0;
/* check Call-ID header */
if(msg->callid==NULL || msg->callid->body.s==NULL)
{
LM_ERR("cannot find Call-ID header!\n");
goto error;
}
db_keys[1] = callid_column;
db_vals[1].type = DB_STR;
db_vals[1].nul = 0;
db_vals[1].val.str_val.s = msg->callid->body.s;
db_vals[1].val.str_val.len = msg->callid->body.len;
db_keys[2] = method_column;
db_vals[2].type = DB_STR;
db_vals[2].nul = 0;
db_vals[2].val.str_val.s = msg->first_line.u.request.method.s;
db_vals[2].val.str_val.len = msg->first_line.u.request.method.len;
db_keys[4] = fromip_column;
db_vals[4].type = DB_STRING;
db_vals[4].nul = 0;
if(trace_local_ip)
db_vals[4].val.string_val = trace_local_ip;
else {
siptrace_copy_proto(msg->rcv.proto, fromip_buff);
strcat(fromip_buff, ip_addr2a(&req->rcv.dst_ip));
strcat(fromip_buff,":");
strcat(fromip_buff, int2str(req->rcv.dst_port, NULL));
db_vals[4].val.string_val = fromip_buff;
}
db_keys[3] = status_column;
db_vals[3].type = DB_STRING;
db_vals[3].nul = 0;
strcpy(statusbuf, int2str(sl_param->code, NULL));
db_vals[3].val.string_val = statusbuf;
db_keys[5] = toip_column;
db_vals[5].type = DB_STRING;
db_vals[5].nul = 0;
memset(&to_ip, 0, sizeof(struct ip_addr));
if(sl_param->dst==0)
{
db_vals[5].val.string_val = "any:255.255.255.255";
} else {
su2ip_addr(&to_ip, sl_param->dst);
siptrace_copy_proto(req->rcv.proto, toip_buff);
strcat(toip_buff, ip_addr2a(&to_ip));
strcat(toip_buff, ":");
strcat(toip_buff,
int2str((unsigned long)su_getport(sl_param->dst), &len));
LM_DBG("dest [%s]\n", toip_buff);
db_vals[5].val.string_val = toip_buff;
}
db_keys[6] = date_column;
db_vals[6].type = DB_DATETIME;
db_vals[6].nul = 0;
db_vals[6].val.time_val = time(NULL);
db_keys[7] = direction_column;
db_vals[7].type = DB_STRING;
db_vals[7].nul = 0;
db_vals[7].val.string_val = "out";
db_keys[8] = fromtag_column;
db_vals[8].type = DB_STR;
db_vals[8].nul = 0;
db_vals[8].val.str_val.s = get_from(msg)->tag_value.s;
db_vals[8].val.str_val.len = get_from(msg)->tag_value.len;
db_funcs.use_table(db_con, siptrace_get_table());
db_keys[9] = traced_user_column;
db_vals[9].type = DB_STR;
db_vals[9].nul = 0;
if( !trace_is_off(msg) ) {
db_vals[9].val.str_val.s = "";
db_vals[9].val.str_val.len = 0;
LM_DBG("storing info...\n");
if(db_funcs.insert(db_con, db_keys, db_vals, NR_KEYS) < 0)
{
LM_ERR("error storing trace\n");
goto error;
}
#ifdef STATISTICS
update_stat(siptrace_rpl, 1);
#endif
}
if(avp==NULL)
goto done;
trace_send_duplicate(db_vals[0].val.blob_val.s,
db_vals[0].val.blob_val.len);
db_vals[9].val.str_val.s = avp_value.s.s;
db_vals[9].val.str_val.len = avp_value.s.len;
LM_DBG("storing info...\n");
if(db_funcs.insert(db_con, db_keys, db_vals, NR_KEYS) < 0)
{
LM_ERR("error storing trace\n");
goto error;
}
avp = search_next_avp( avp, &avp_value);
while(avp!=NULL)
{
db_vals[9].val.str_val.s = avp_value.s.s;
db_vals[9].val.str_val.len = avp_value.s.len;
LM_DBG("### - storing info (%d) ...\n", faked);
if(db_funcs.insert(db_con, db_keys, db_vals, NR_KEYS) < 0)
{
LM_ERR("error storing trace\n");
goto error;
}
avp = search_next_avp( avp, &avp_value);
}
done:
return;
error:
return;
}
/*! \brief
* Fills the common part (for all contacts) of the info structure
*/
static inline ucontact_info_t* pack_ci( struct sip_msg* _m, contact_t* _c, unsigned int _e, unsigned int _f, int _use_regid)
{
static ucontact_info_t ci;
static str no_ua = str_init("n/a");
static str callid;
static str path_received = {0,0};
static str path;
static str received = {0,0};
static int received_found;
static unsigned int allowed, allow_parsed;
static struct sip_msg *m = 0;
int_str val;
if (_m!=0) {
memset( &ci, 0, sizeof(ucontact_info_t));
/* Get callid of the message */
callid = _m->callid->body;
trim_trailing(&callid);
if (callid.len > CALLID_MAX_SIZE) {
rerrno = R_CALLID_LEN;
LM_ERR("callid too long\n");
goto error;
}
ci.callid = &callid;
/* Get CSeq number of the message */
if (str2int(&get_cseq(_m)->number, (unsigned int*)&ci.cseq) < 0) {
rerrno = R_INV_CSEQ;
LM_ERR("failed to convert cseq number\n");
goto error;
}
/* set received socket */
if (_m->flags&sock_flag) {
ci.sock = get_sock_val(_m);
if (ci.sock==0)
ci.sock = _m->rcv.bind_address;
} else {
ci.sock = _m->rcv.bind_address;
}
/* set tcp connection id */
if (_m->rcv.proto==PROTO_TCP || _m->rcv.proto==PROTO_TLS
|| _m->rcv.proto==PROTO_WS || _m->rcv.proto==PROTO_WSS) {
ci.tcpconn_id = _m->rcv.proto_reserved1;
} else {
ci.tcpconn_id = -1;
}
/* additional info from message */
if (parse_headers(_m, HDR_USERAGENT_F, 0) != -1 && _m->user_agent &&
_m->user_agent->body.len>0 && _m->user_agent->body.len<MAX_UA_SIZE) {
ci.user_agent = &_m->user_agent->body;
} else {
ci.user_agent = &no_ua;
}
/* extract Path headers */
if (path_enabled) {
if (build_path_vector(_m, &path, &path_received) < 0) {
rerrno = R_PARSE_PATH;
goto error;
}
if (path.len && path.s) {
ci.path = &path;
if (path_mode != PATH_MODE_OFF) {
/* save in msg too for reply */
if (set_path_vector(_m, &path) < 0) {
rerrno = R_PARSE_PATH;
goto error;
}
}
}
}
ci.last_modified = act_time;
/* set flags */
ci.flags = _f;
getbflagsval(0, &ci.cflags);
/* get received */
if (path_received.len && path_received.s) {
ci.cflags |= ul.nat_flag;
ci.received = path_received;
}
allow_parsed = 0; /* not parsed yet */
received_found = 0; /* not found yet */
m = _m; /* remember the message */
}
else {
memset( &ci.instance, 0, sizeof(str));
}
if(_c!=0) {
/* hook uri address - should be more than 'sip:' chars */
if(_c->uri.s!=NULL && _c->uri.len>4)
ci.c = &_c->uri;
/* Calculate q value of the contact */
if (m && m->id == q_override_msg_id)
{
ci.q = q_override_value;
}
else if (calc_contact_q(_c->q, &ci.q) < 0) {
rerrno = R_INV_Q;
LM_ERR("failed to calculate q\n");
goto error;
}
/* set expire time */
ci.expires = _e;
/* Get methods of contact */
if (_c->methods) {
if (parse_methods(&(_c->methods->body), &ci.methods) < 0) {
rerrno = R_PARSE;
LM_ERR("failed to parse contact methods\n");
goto error;
}
} else {
/* check on Allow hdr */
if (allow_parsed == 0) {
if (m && parse_allow( m ) != -1) {
allowed = get_allow_methods(m);
} else {
allowed = ALL_METHODS;
}
allow_parsed = 1;
}
ci.methods = allowed;
}
/* get received */
if (ci.received.len==0) {
if (_c->received) {
ci.received = _c->received->body;
} else {
if (received_found==0) {
memset(&val, 0, sizeof(int_str));
if (rcv_avp_name.n!=0
&& search_first_avp(rcv_avp_type, rcv_avp_name, &val, 0)
&& val.s.len > 0) {
if (val.s.len>RECEIVED_MAX_SIZE) {
rerrno = R_CONTACT_LEN;
LM_ERR("received too long\n");
goto error;
}
received = val.s;
} else {
received.s = 0;
received.len = 0;
}
received_found = 1;
}
ci.received = received;
}
}
if(_c->instance!=NULL && _c->instance->body.len>0)
ci.instance = _c->instance->body;
if(_use_regid && _c->instance!=NULL && _c->reg_id!=NULL && _c->reg_id->body.len>0) {
if(str2int(&_c->reg_id->body, &ci.reg_id)<0 || ci.reg_id==0)
{
LM_ERR("invalid reg-id value\n");
goto error;
}
}
if(sruid_next(&_reg_sruid)<0)
goto error;
ci.ruid = _reg_sruid.uid;
LM_DBG("generated ruid is: %.*s\n", ci.ruid.len, ci.ruid.s);
}
return &ci;
error:
return 0;
}
/*! \brief
* Adds to request a destination set that includes all highest priority
* class contacts in "serial_avp" AVP. If called from a route block,
* rewrites the request uri with first contact and adds the remaining
* contacts as branches. If called from failure route block, adds all
* contacts as brances. Removes added contacts from "serial_avp" AVP.
*/
int next_branches( struct sip_msg *msg)
{
struct usr_avp *avp, *prev;
int_str val;
struct socket_info *sock_info;
qvalue_t q;
str uri, dst_uri, path;
char *p;
unsigned int flags;
int rval;
if (route_type != REQUEST_ROUTE && route_type != FAILURE_ROUTE ) {
/* unsupported route type */
LM_ERR("called from unsupported route type %d\n", route_type);
goto error;
}
/* Find first avp */
avp = search_first_avp(0, serial_avp, &val, 0);
if (!avp) {
LM_DBG("no AVPs -- we are done!\n");
goto error;
}
if (!val.s.s) {
LM_ERR("invalid avp value\n");
goto error;
}
/* *sock_info, flags, q, uri, 0, dst_uri, 0, path, 0,... */
p = val.s.s;
sock_info = (struct socket_info*) *((long*) p);
p += sizeof(long);
flags = (unsigned int) *((long*) p);
p += sizeof(long);
q = (unsigned int) *((long*) p);
p += sizeof(long);
uri.s = p;
uri.len = strlen(p);
p += uri.len + 1;
dst_uri.s = p;
dst_uri.len = strlen(p);
p += dst_uri.len + 1;
path.s = p;
path.len = strlen(p);
/* Set Request-URI */
if ( set_ruri(msg, &uri) == -1
|| set_dst_uri(msg, &dst_uri) == -1
|| set_path_vector(msg, &path) == -1 )
goto error1;
msg->force_send_socket = sock_info;
set_ruri_q( q );
setb0flags( flags );
LM_DBG("Msg information <%.*s,%.*s,%.*s,%d,%u> (avp flag=%u)\n",
uri.len, uri.s,
dst_uri.len, dst_uri.s,
path.len, path.s,
q, flags, avp->flags);
if (avp->flags & Q_FLAG) {
destroy_avp(avp);
goto done;
}
prev = avp;
avp = search_next_avp(prev, &val);
destroy_avp(prev);
/* Append branches until out of branches or Q_FLAG is set */
while (avp != NULL) {
if (!val.s.s) {
LM_ERR("invalid avp value\n");
continue;
}
p = val.s.s;
sock_info = (struct socket_info*) *((long*) p);
p += sizeof(long);
flags = (unsigned int) *((long*) p);
p += sizeof(long);
q = (unsigned int) *((long*) p);
p += sizeof(long);
uri.s = p;
uri.len = strlen(p);
p += strlen(p) + 1;
dst_uri.s = p;
dst_uri.len = strlen(p);
p += strlen(p) + 1;
path.s = p;
path.len = strlen(p);
LM_DBG("Branch information <%.*s,%.*s,%.*s,%d,%u> (avp flag=%u)\n",
uri.len, uri.s,
dst_uri.len, dst_uri.s,
path.len, path.s,
q, flags, avp->flags);
rval = append_branch(msg, &uri, &dst_uri, &path,
q, flags, sock_info);
if (rval == -1) {
LM_ERR("append_branch failed\n");
goto error1;
}
if (avp->flags & Q_FLAG) {
destroy_avp(avp);
goto done;
}
prev = avp;
avp = search_next_avp(prev, &val);
destroy_avp(prev);
}
return 2;
done:
return (search_next_avp(avp, NULL)==NULL)?2:1;
error1:
destroy_avp(avp);
error:
return -1;
}
/*! \brief
* Extract Address of Record
*/
int extract_aor(str* _uri, str* _a) {
static char aor_buf[MAX_AOR_LEN];
str tmp;
struct sip_uri puri;
int user_len;
int_str avp_val;
struct usr_avp *avp;
str *uri;
str realm_prefix;
memset(aor_buf, 0, MAX_AOR_LEN);
if (aor_avp_name.n != 0) {
avp = search_first_avp(aor_avp_type, aor_avp_name, &avp_val, 0);
if (avp && is_avp_str_val(avp)) {
uri = &avp_val.s;
} else {
uri = _uri;
}
} else {
uri = _uri;
}
if (parse_uri(uri->s, uri->len, &puri) < 0) {
rerrno = R_AOR_PARSE;
LM_ERR("failed to parse Address of Record\n");
return -1;
}
if ((puri.user.len + puri.host.len + 1 + 4) > MAX_AOR_LEN
|| puri.user.len > USERNAME_MAX_SIZE
|| puri.host.len > DOMAIN_MAX_SIZE) {
rerrno = R_AOR_LEN;
LM_ERR("Address Of Record too long\n");
return -2;
}
_a->s = aor_buf;
_a->len = puri.user.len + 4;
strncpy(_a->s, "sip:", 4);
str tmps;
tmps.s = _a->s + 4;
tmps.len = puri.user.len;
if (un_escape(&puri.user, &tmps) < 0) {
rerrno = R_UNESCAPE;
LM_ERR("failed to unescape username\n");
return -3;
}
user_len = tmps.len + 4;//_a->len;
if (user_len>4)
aor_buf[_a->len++] = '@';
/* strip prefix (if defined) */
realm_prefix.s = cfg_get(registrar, registrar_cfg, realm_pref);
realm_prefix.len = strlen(realm_prefix.s);
if (realm_prefix.len && realm_prefix.len < puri.host.len
&& (memcmp(realm_prefix.s, puri.host.s, realm_prefix.len) == 0)) {
memcpy(aor_buf + _a->len, puri.host.s + realm_prefix.len,
puri.host.len - realm_prefix.len);
_a->len += puri.host.len - realm_prefix.len;
} else {
memcpy(aor_buf + _a->len, puri.host.s, puri.host.len);
_a->len += puri.host.len;
}
if (cfg_get(registrar, registrar_cfg, case_sensitive) && user_len) {
tmp.s = _a->s + user_len + 1;
tmp.len = _a->s + _a->len - tmp.s;
strlower(&tmp);
} else {
strlower(_a);
}
return 0;
}
/* initiate a report if we previously enabled accounting for this t */
static inline void acc_onreply( struct cell* t, struct sip_msg *req,
struct sip_msg *reply, int code)
{
str new_uri_bk;
str dst_uri_bk;
struct dlg_cell *dlg = NULL;
str flags_s;
int_str table;
struct usr_avp *avp;
/* acc_onreply is bound to TMCB_REPLY which may be called
from _reply, like when FR hits; we should not miss this
event for missed calls either */
if (is_invite(t) && code>=300 && is_mc_on(req) )
on_missed(t, req, reply, code);
if (!should_acc_reply(req, reply, code))
return;
/* for reply processing, set as new_uri the winning branch */
if (t->relaied_reply_branch>=0) {
new_uri_bk = req->new_uri;
dst_uri_bk = req->dst_uri;
req->new_uri = t->uac[t->relaied_reply_branch].uri;
req->dst_uri = t->uac[t->relaied_reply_branch].duri;
req->parsed_uri_ok = 0;
} else {
new_uri_bk.len = dst_uri_bk.len = -1;
new_uri_bk.s = dst_uri_bk.s = NULL;
}
/* set env variables */
env_set_to( get_rpl_to(t,reply) );
env_set_code_status( code, reply);
/* search for table avp */
table.s = db_table_acc;
if (db_table_name != -1 && is_db_acc_on(req)) {
avp = search_first_avp(db_table_name_type, db_table_name, &table, 0);
if (!avp) {
LM_DBG("table not set: using default %.*s\n",
db_table_acc.len, db_table_acc.s);
} else {
if (!(avp->flags & AVP_VAL_STR)) {
LM_WARN("invalid integer table name: using default %.*s\n",
db_table_acc.len, db_table_acc.s);
table.s = db_table_acc;
}
}
}
if (is_invite(t) && is_cdr_acc_on(req) && code >= 200 && code < 300
&& (dlg=dlg_api.get_dlg()) != NULL) {
/* if dialog module loaded and INVITE and success reply */
if (store_core_leg_values(dlg, req) < 0) {
LM_ERR("cannot store core and leg values\n");
return;
}
if(is_log_acc_on(req) && store_log_extra_values(dlg,req,reply)<0){
LM_ERR("cannot store string values\n");
return;
}
if(is_aaa_acc_on(req) && store_aaa_extra_values(dlg, req, reply)<0){
LM_ERR("cannot store aaa extra values\n");
return;
}
if (is_db_acc_on(req) && store_db_extra_values(dlg,req,reply)<0) {
LM_ERR("cannot store database extra values\n");
return;
}
flags_s.s = (char*)&req->flags;
flags_s.len = sizeof(unsigned int);
/* store flags into dlg */
if ( dlg_api.store_dlg_value(dlg, &flags_str, &flags_s) < 0) {
LM_ERR("cannot store flag value into dialog\n");
return;
}
/* store flags into dlg */
if ( dlg_api.store_dlg_value(dlg, &table_str, &table.s) < 0) {
LM_ERR("cannot store the table name into dialog\n");
return;
}
/* register database callbacks */
if (dlg_api.register_dlgcb(dlg, DLGCB_TERMINATED |
DLGCB_EXPIRED, acc_dlg_callback,(void *)(long)req->flags,0) != 0) {
LM_ERR("cannot register callback for database accounting\n");
return;
}
} else {
/* do old accounting */
if ( is_log_acc_on(req) ) {
env_set_text( ACC_ANSWERED, ACC_ANSWERED_LEN);
acc_log_request( req, reply );
}
if (is_aaa_acc_on(req))
acc_aaa_request( req, reply );
if (is_db_acc_on(req)) {
env_set_text( table.s.s, table.s.len);
acc_db_request( req, reply, &acc_ins_list);
}
}
/* DIAMETER */
#ifdef DIAM_ACC
if (is_diam_acc_on(req))
acc_diam_request( req, reply );
#endif
if (new_uri_bk.len>=0) {
req->new_uri = new_uri_bk;
req->dst_uri = dst_uri_bk;
req->parsed_uri_ok = 0;
}
}
/*
* Message contained some contacts, but record with same address
* of record was not found so we have to create a new record
* and insert all contacts from the message that have expires
* > 0
*/
static inline int insert(struct sip_msg* _m, contact_t* _c, udomain_t* _d, str* _a, str *ua)
{
urecord_t* r = 0;
ucontact_t* c;
int e, cseq;
qvalue_t q;
str callid;
unsigned int flags;
str* recv;
int_str rcv_avp;
int_str val;
int num;
rcv_avp.n=rcv_avp_no;
if (isflagset(_m, nat_flag) == 1) flags = FL_NAT;
else flags = FL_NONE;
flags |= mem_only;
num = 0;
while(_c) {
if (calc_contact_expires(_m, _c->expires, &e) < 0) {
LOG(L_ERR, "insert(): Error while calculating expires\n");
return -1;
}
/* Skip contacts with zero expires */
if (e == 0) goto skip;
if (max_contacts && (num >= max_contacts)) {
rerrno = R_TOO_MANY;
ul.delete_urecord(_d, _a);
return -1;
}
num++;
if (r == 0) {
if (ul.insert_urecord(_d, _a, &r) < 0) {
rerrno = R_UL_NEW_R;
LOG(L_ERR, "insert(): Can't insert new record structure\n");
return -2;
}
}
/* Calculate q value of the contact */
if (calc_contact_q(_c->q, &q) < 0) {
LOG(L_ERR, "insert(): Error while calculating q\n");
ul.delete_urecord(_d, _a);
return -3;
}
/* Get callid of the message */
callid = _m->callid->body;
trim_trailing(&callid);
/* Get CSeq number of the message */
if (str2int(&get_cseq(_m)->number, (unsigned int*)&cseq) < 0) {
rerrno = R_INV_CSEQ;
LOG(L_ERR, "insert(): Error while converting cseq number\n");
ul.delete_urecord(_d, _a);
return -4;
}
if (_c->received) {
recv = &_c->received->body;
} else if (search_first_avp(0, rcv_avp, &val)) {
recv = val.s;
} else {
recv = 0;
}
if (ul.insert_ucontact(r, &_c->uri, e, q, &callid, cseq, flags, &c, ua, recv) < 0) {
rerrno = R_UL_INS_C;
LOG(L_ERR, "insert(): Error while inserting contact\n");
ul.delete_urecord(_d, _a);
return -5;
}
skip:
_c = get_next_contact(_c);
}
if (r) {
if (!r->contacts) {
ul.delete_urecord(_d, _a);
} else {
build_contact(r->contacts);
}
}
return 0;
}
int pv_get_tm_branch_avp(struct sip_msg *msg, pv_param_t *param,
pv_value_t *val)
{
int avp_name;
int_str avp_value;
unsigned short name_type;
int idx, idxf, res=0;
struct usr_avp **old_list=NULL;
struct usr_avp **avp_list=NULL;
struct usr_avp *avp;
int_str avp_value0;
struct usr_avp *avp0;
int n=0;
char *p;
if (!msg || !val)
goto error;
avp_list = get_bavp_list();
if (!avp_list) {
pv_get_null(msg, param, val);
goto success;
}
if (!param) {
LM_ERR("bad parameters\n");
goto error;
}
if (pv_get_avp_name(msg, param, &avp_name, &name_type)) {
LM_ALERT("BUG in getting bavp name\n");
goto error;
}
/* get the index */
if(pv_get_spec_index(msg, param, &idx, &idxf)!=0) {
LM_ERR("invalid index\n");
goto error;
}
/* setting the avp head */
old_list = set_avp_list(avp_list);
if (!old_list) {
LM_CRIT("no bavp head list found\n");
goto error;
}
if ((avp=search_first_avp(name_type, avp_name, &avp_value, 0))==0) {
pv_get_null(msg, param, val);
goto success;
}
val->flags = PV_VAL_STR;
if ( (idxf==0 || idxf==PV_IDX_INT) && idx==0) {
if(avp->flags & AVP_VAL_STR) {
val->rs = avp_value.s;
} else {
val->rs.s = sint2str(avp_value.n, &val->rs.len);
val->ri = avp_value.n;
val->flags |= PV_VAL_INT|PV_TYPE_INT;
}
goto success;
}
if(idxf==PV_IDX_ALL) {
p = pv_local_buf;
do {
if(avp->flags & AVP_VAL_STR) {
val->rs = avp_value.s;
} else {
val->rs.s = sint2str(avp_value.n, &val->rs.len);
}
if(p-pv_local_buf+val->rs.len+1>PV_LOCAL_BUF_SIZE) {
LM_ERR("local buffer length exceeded!\n");
pv_get_null(msg, param, val);
goto success;
}
memcpy(p, val->rs.s, val->rs.len);
p += val->rs.len;
if(p-pv_local_buf+PV_FIELD_DELIM_LEN+1>PV_LOCAL_BUF_SIZE) {
LM_ERR("local buffer length exceeded\n");
pv_get_null(msg, param, val);
goto success;
}
memcpy(p, PV_FIELD_DELIM, PV_FIELD_DELIM_LEN);
p += PV_FIELD_DELIM_LEN;
} while ((avp=search_first_avp(name_type, avp_name,
&avp_value, avp))!=0);
*p = 0;
val->rs.s = pv_local_buf;
val->rs.len = p - pv_local_buf;
goto success;
}
/* we have a numeric index */
if(idx<0) {
n = 1;
avp0 = avp;
while ((avp0=search_first_avp(name_type, avp_name,
&avp_value0, avp0))!=0) n++;
idx = -idx;
if(idx>n) {
LM_DBG("index out of range\n");
pv_get_null(msg, param, val);
goto success;
}
idx = n - idx;
if(idx==0) {
if(avp->flags & AVP_VAL_STR) {
val->rs = avp_value.s;
} else {
val->rs.s = sint2str(avp_value.n, &val->rs.len);
val->ri = avp_value.n;
val->flags |= PV_VAL_INT|PV_TYPE_INT;
}
goto success;
}
}
n=0;
while(n<idx &&
(avp=search_first_avp(name_type, avp_name, &avp_value, avp))!=0)
n++;
if(avp!=0) {
if(avp->flags & AVP_VAL_STR) {
val->rs = avp_value.s;
} else {
val->rs.s = sint2str(avp_value.n, &val->rs.len);
val->ri = avp_value.n;
val->flags |= PV_VAL_INT|PV_TYPE_INT;
}
}
goto success;
error:
res = -1;
success:
if (old_list)
set_avp_list(old_list);
return res;
}
int do_load_balance(struct sip_msg *req, int grp, struct lb_res_str_list *rl,
unsigned int alg, struct lb_data *data)
{
static struct lb_resource **call_res = NULL;
static unsigned int call_res_no = 0;
static unsigned int *dst_bitmap = NULL;
static unsigned int bitmap_size = 0;
unsigned int * used_dst_bitmap;
struct lb_resource *res;
int size;
int i,j;
unsigned int load, ld;
struct lb_dst *dst;
struct lb_dst *it;
struct lb_dst *last_dst;
struct usr_avp *grp_avp;
struct usr_avp *mask_avp;
struct usr_avp *id_avp;
int_str grp_val;
int_str mask_val;
int_str id_val;
/* get references to the resources */
if (rl->n>call_res_no) {
call_res = (struct lb_resource**)pkg_realloc
(call_res, rl->n*sizeof(struct lb_resorce*));
if (call_res==NULL) {
LM_ERR("no more pkg mem - res ptr realloc\n");
return -1;
}
call_res_no = rl->n;
}
for( i=0,res=data->resources ; (i<rl->n)&&res ; res=res->next) {
if (search_resource_str( rl, &res->name)) {
call_res[i++] = res;
LM_DBG("found requested (%d) resource %.*s\n",
i-1, res->name.len,res->name.s);
}
}
if (i!=rl->n) {
LM_ERR("unknown resource in input string\n");
return -1;
}
/* any previous iteration due failover ? */
grp_avp = search_first_avp( 0, grp_avp_name, &grp_val, 0);
mask_avp = search_first_avp( 0, mask_avp_name, &mask_val, 0);
id_avp = search_first_avp( 0, id_avp_name, &id_val, 0);
if ( grp_avp && mask_avp && id_avp && ((grp_avp->flags&AVP_VAL_STR)==0) &&
(mask_avp->flags&AVP_VAL_STR) && ((id_avp->flags&AVP_VAL_STR)==0) ) {
/* not the first iteration -> use data from AVPs */
grp = grp_val.n ;
used_dst_bitmap = (unsigned int*)mask_val.s.s;
/* set the previous dst as used (not selected) */
for(last_dst=data->dsts,i=0,j=0 ; last_dst ; last_dst=last_dst->next) {
if (last_dst->id==id_val.n) {used_dst_bitmap[i] &= ~(1<<j);break;}
j++;
if (j==sizeof(unsigned int)) {i++;j=0;}
}
} else {
/* first iteration for this call */
grp_avp = mask_avp = id_avp = NULL;
last_dst = NULL;
/* search destinations that fulfill the resources */
for( size=(unsigned int)(-1),i=0 ; i<rl->n ; i++) {
if (call_res[i]->bitmap_size<size)
size = call_res[i]->bitmap_size;
}
if (size>bitmap_size) {
dst_bitmap = (unsigned int*)pkg_realloc
( dst_bitmap, size*sizeof(unsigned int) );
if (dst_bitmap==NULL) {
LM_ERR("no more pkg mem - bitmap realloc\n");
return -1;
}
bitmap_size = size;
}
memset( dst_bitmap, 0xff , size*sizeof(unsigned int) );
for( i=0 ; i<rl->n ; i++) {
for( j=0 ; j<size ; j++)
dst_bitmap[j] &= call_res[i]->dst_bitmap[j];
}
used_dst_bitmap = dst_bitmap;
/* create dialog */
if (lb_dlg_binds.create_dlg( req , 0)!=1 ) {
LM_ERR("failed to create dialog\n");
return -1;
}
} /* end - first LB run */
/* lock the resources */
for( i=0 ; i<rl->n ; i++)
get_lock( call_res[i]->lock );
/* do the load-balancing */
load = 0;
dst = NULL;
for( it=data->dsts,i=0,j=0 ; it ; it=it->next) {
if ( (used_dst_bitmap[i] & (1<<j)) && it->group==grp &&
(it->flags&LB_DST_STAT_DSBL_FLAG)==0 ) {
/* valid destination (resources & group & status) */
if ( (ld = get_dst_load(call_res, rl->n, it, alg)) > load) {
/* computing a max */
load = ld;
dst = it;
}
LM_DBG("destination <%.*s> selected for LB set with free=%d "
"(max=%d)\n",it->uri.len, it->uri.s,ld, load);
}
j++;
if (j==8*sizeof(unsigned int)) {i++;j=0;}
}
/* if re-trying, remove the dialog from previous profiles */
if (last_dst) {
for( i=0 ; i<rl->n ; i++) {
if (lb_dlg_binds.unset_profile( req, &last_dst->profile_id,
call_res[i]->profile)!=1)
LM_ERR("failed to remove from profile\n");
}
}
if (dst==NULL) {
LM_DBG("no destination found\n");
} else {
/* add to the profiles */
for( i=0 ; i<rl->n ; i++) {
if (lb_dlg_binds.set_profile( req, &dst->profile_id,
call_res[i]->profile)!=0)
LM_ERR("failed to add to profile\n");
}
}
/* unlock the resources*/
for( i=0 ; i<rl->n ; i++)
release_lock( call_res[i]->lock );
if (dst) {
/* change (add/edit) the AVPs for the next iteration */
if (grp_avp==NULL && mask_avp==NULL) {
grp_val.n = grp;
if (add_avp( 0, grp_avp_name, grp_val)!=0) {
LM_ERR("failed to add GRP AVP");
}
mask_val.s.s = (char*)used_dst_bitmap;
mask_val.s.len = bitmap_size*sizeof(unsigned int);
if (add_avp( AVP_VAL_STR, mask_avp_name, mask_val)!=0) {
LM_ERR("failed to add MASK AVP");
}
}
if (id_avp) {
id_avp->data = (void*)(long)dst->id;
} else {
id_val.n = dst->id;
if (add_avp( 0, id_avp_name, id_val)!=0) {
LM_ERR("failed to add ID AVP");
}
}
/* set dst uri */
if (set_dst_uri( req, &dst->uri )!=0) {
LM_ERR("failed to set duri\n");
return -2;
}
}
return dst?0:-2;
}
/*!
* \brief Apply DP-DDDS policy to current SIP message
*
* Apply DP-DDDS policy to current SIP message. This means
* build a new destination URI from the policy AVP and export it
* as AVP. Then in kamailio.cfg this new target AVP can be pushed
* into the destination URI $duri
* \param _msg SIP message
* \param _s1 unused
* \param _s2 unused
* \return negative on failure, positive on succes
*/
int dp_apply_policy(struct sip_msg* _msg, char* _s1, char* _s2) {
str *domain;
int_str val;
struct usr_avp *avp;
char duri[MAX_URI_SIZE];
str duri_str;
int len, didsomething;
char *at; /* pointer to current location inside duri */
str host;
int port, proto;
struct socket_info* si;
if (!is_route_type(REQUEST_ROUTE)) {
LM_ERR("unsupported route type\n");
return -1;
}
/*
* set the send_socket
*/
/* search for send_socket AVP */
avp = search_first_avp(send_socket_avp_name_str, send_socket_name, &val, 0);
if (avp) {
if ( !(avp->flags&AVP_VAL_STR) || !val.s.s || !val.s.len) {
LM_ERR("empty or non-string send_socket_avp, "
"return with error ...\n");
return -1;
}
LM_DBG("send_socket_avp found = '%.*s'\n", val.s.len, ZSW(val.s.s));
/* parse phostport - AVP str val is asciiz */
/* FIXME: This code relies on the fact that the string value of an AVP
* is zero terminated, which may or may not be true in the future */
if (parse_phostport(val.s.s, &(host.s), &(host.len), &port, &proto)) {
LM_ERR("could not parse send_socket, return with error ...\n");
return -1;
}
si = grep_sock_info( &host, (unsigned short) port, (unsigned short) proto);
if (si) {
set_force_socket(_msg, si);
} else {
LM_WARN("could not find socket for"
"send_socket '%.*s'\n", val.s.len, ZSW(val.s.s));
}
} else {
LM_DBG("send_socket_avp not found\n");
}
/*
* set the destination URI
*/
didsomething = 0; /* if no AVP is set, there is no need to set the DURI in the end */
if (parse_sip_msg_uri(_msg) < 0) {
LM_ERR("failed to parse R-URI\n");
return -1;
}
at = (char *)&(duri[0]);
len = 0;
if ( (len + 4) > MAX_URI_SIZE) {
LM_ERR("duri buffer to small to add uri schema\n");
return -1;
}
memcpy(at, "sip:", 4); at = at + 4; len = len + 4;
domain = &(_msg->parsed_uri.host);
LM_DBG("domain is %.*s.\n", domain->len, ZSW(domain->s));
/* search for prefix and add it to duri buffer */
avp = search_first_avp(domain_prefix_avp_name_str, domain_prefix_name, &val, 0);
if (avp) {
if ( !(avp->flags&AVP_VAL_STR) || !val.s.s || !val.s.len) {
LM_ERR("empty or non-string domain_prefix_avp, return with error ...\n");
return -1;
}
LM_DBG("domain_prefix_avp found = '%.*s'\n", val.s.len, ZSW(val.s.s));
if ( (len + val.s.len +1) > MAX_URI_SIZE) {
LM_ERR("duri buffer to small to add domain prefix\n");
return -1;
}
memcpy(at, val.s.s, val.s.len); at = at + val.s.len;
*at = '.'; at = at + 1; /* add . as delimiter between prefix and domain */
didsomething = 1;
} else {
LM_DBG("domain_prefix_avp not found\n");
}
/* add domain to duri buffer */
avp = search_first_avp(domain_replacement_avp_name_str, domain_replacement_name, &val, 0);
if (avp) {
if ( !(avp->flags&AVP_VAL_STR) || !val.s.s || !val.s.len) {
LM_ERR("empty or non-string domain_replacement_avp, return with"
"error ...\n");
return -1;
}
LM_DBG("domain_replacement_avp found='%.*s'\n",val.s.len, ZSW(val.s.s));
if ( (len + val.s.len +1) > MAX_URI_SIZE) {
LM_ERR("duri buffer to small to add domain replacement\n");
return -1;
}
memcpy(at, val.s.s, val.s.len); at = at + val.s.len;
didsomething = 1;
} else {
LM_DBG("domain_replacement_avp not found, using original domain '"
"%.*s'\n",domain->len, domain->s);
if ( (len + domain->len) > MAX_URI_SIZE) {
LM_ERR("duri buffer to small to add domain\n");
return -1;
}
memcpy(at, domain->s, domain->len); at = at + domain->len;
}
/* search for suffix and add it to duri buffer */
avp = search_first_avp(domain_suffix_avp_name_str, domain_suffix_name, &val, 0);
if (avp) {
if ( !(avp->flags&AVP_VAL_STR) || !val.s.s || !val.s.len) {
LM_ERR("empty or non-string domain_suffix_avp,return with error .."
"\n");
return -1;
}
LM_DBG("domain_suffix_avp found = '%.*s'\n", val.s.len, ZSW(val.s.s));
if ( (len + val.s.len + 1) > MAX_URI_SIZE) {
LM_ERR("duri buffer to small to add domain suffix\n");
return -1;
}
*at = '.'; at = at + 1; /* add . as delimiter between domain and suffix */
memcpy(at, val.s.s, val.s.len); at = at + val.s.len;
didsomething = 1;
} else {
LM_DBG("domain_suffix_avp not found\n");
}
/* search for port override and add it to duri buffer */
avp = search_first_avp(port_override_avp_name_str, port_override_name, &val, 0);
if (avp) {
if ( !(avp->flags&AVP_VAL_STR) || !val.s.s || !val.s.len) {
LM_ERR("empty or non-string port_override_avp, return with error ...\n");
return -1;
}
LM_DBG("port_override_avp found = '%.*s'\n", val.s.len, ZSW(val.s.s));
/* We do not check if the port is valid */
if ( (len + val.s.len + 1) > MAX_URI_SIZE) {
LM_ERR("duri buffer to small to add domain suffix\n");
return -1;
}
*at = ':'; at = at + 1; /* add : as delimiter between domain and port */
memcpy(at, val.s.s, val.s.len); at = at + val.s.len;
didsomething = 1;
} else {
LM_DBG("port_override_avp not found, using original port\n");
if (_msg->parsed_uri.port.len) {
LM_DBG("port found in RURI, reusing it for DURI\n");
if ( (len + _msg->parsed_uri.port.len + 1) > MAX_URI_SIZE) {
LM_ERR("duri buffer to small to copy port\n");
return -1;
}
*at = ':'; at = at + 1;
/* add : as delimiter between domain and port */
memcpy(at, _msg->parsed_uri.port.s, _msg->parsed_uri.port.len);
at = at + _msg->parsed_uri.port.len;
} else {
LM_DBG("port not found in RURI, no need to copy it to DURI\n");
}
}
/* search for transport override and add it to duri buffer */
avp = search_first_avp(transport_override_avp_name_str, transport_override_name, &val, 0);
if (avp) {
if ( !(avp->flags&AVP_VAL_STR) || !val.s.s || !val.s.len) {
LM_ERR("empty or non-string transport_override_avp, "
"return with error ...\n");
return -1;
}
LM_DBG("transport_override_avp found='%.*s'\n",val.s.len, ZSW(val.s.s));
if ( (len + val.s.len + 11) > MAX_URI_SIZE) {
LM_ERR("duri buffer to small to add transport override\n");
return -1;
}
/* add : as transport parameter to duri; NOTE: no checks if transport parameter is valid */
memcpy(at, ";transport=", 11); at = at + 11;
memcpy(at, val.s.s, val.s.len); at = at + val.s.len;
didsomething = 1;
} else {
LM_DBG("transport_override_avp not found, using original transport\n");
if (_msg->parsed_uri.transport.len) {
LM_DBG("transport found in RURI, reusing it for DURI\n");
if ( (len + _msg->parsed_uri.transport.len + 1) > MAX_URI_SIZE) {
LM_ERR("duri buffer to small to copy transport\n");
return -1;
}
*at = ';'; at = at + 1; /* add : as delimiter between domain and port */
memcpy(at, _msg->parsed_uri.transport.s, _msg->parsed_uri.transport.len); at = at + _msg->parsed_uri.transport.len;
} else {
LM_DBG("transport not found in RURI, no need to copy it to DURI\n");
}
}
/* write new target DURI into DURI */
if (didsomething == 0) {
LM_DBG("no domainpolicy AVP set, no need to push new DURI\n");
return 2;
}
duri_str.s = (char *)&(duri[0]);
duri_str.len = at - duri_str.s;
LM_DBG("new DURI is '%.*s'\n",duri_str.len, ZSW(duri_str.s));
if(set_dst_uri(_msg, &duri_str)<0) {
LM_ERR("failed to se dst uri\n");
return -1;
}
/* dst_uri changes, so it makes sense to re-use the current uri for
forking */
ruri_mark_new(); /* re-use uri for serial forking */
return 1;
}
/*! \brief
* Fills the common part (for all contacts) of the info structure
*/
static inline ucontact_info_t* pack_ci( struct sip_msg* _m, contact_t* _c,
unsigned int _e, unsigned int _f, unsigned int _flags)
{
static ucontact_info_t ci;
static str no_ua = str_init("n/a");
static str callid;
static str path_received = {0,0};
static str path;
static str received = {0,0};
static int received_found;
static unsigned int allowed, allow_parsed;
static struct sip_msg *m = 0;
static int_str attr_avp_value;
static struct usr_avp *avp_attr;
int_str val;
if (_m!=0) {
memset( &ci, 0, sizeof(ucontact_info_t));
/* Get callid of the message */
callid = _m->callid->body;
trim_trailing(&callid);
if (callid.len > CALLID_MAX_SIZE) {
rerrno = R_CALLID_LEN;
LM_ERR("callid too long\n");
goto error;
}
ci.callid = &callid;
/* Get CSeq number of the message */
if (str2int(&get_cseq(_m)->number, (unsigned int*)&ci.cseq) < 0) {
rerrno = R_INV_CSEQ;
LM_ERR("failed to convert cseq number\n");
goto error;
}
/* set received socket */
if ( _flags®_SAVE_SOCKET_FLAG) {
ci.sock = get_sock_hdr(_m);
if (ci.sock==0)
ci.sock = _m->rcv.bind_address;
} else {
ci.sock = _m->rcv.bind_address;
}
/* additional info from message */
if (parse_headers(_m, HDR_USERAGENT_F, 0) != -1 && _m->user_agent &&
_m->user_agent->body.len>0 && _m->user_agent->body.len<UA_MAX_SIZE) {
ci.user_agent = &_m->user_agent->body;
} else {
ci.user_agent = &no_ua;
}
/* extract Path headers */
if ( _flags®_SAVE_PATH_FLAG ) {
if (build_path_vector(_m, &path, &path_received, _flags) < 0) {
rerrno = R_PARSE_PATH;
goto error;
}
if (path.len && path.s) {
ci.path = &path;
/* save in msg too for reply */
if (set_path_vector(_m, &path) < 0) {
rerrno = R_PARSE_PATH;
goto error;
}
}
}
ci.last_modified = act_time;
/* set flags */
ci.flags = _f;
ci.cflags = getb0flags(_m);
/* get received */
if (path_received.len && path_received.s) {
ci.cflags |= ul.nat_flag;
ci.received = path_received;
}
allow_parsed = 0; /* not parsed yet */
received_found = 0; /* not found yet */
m = _m; /* remember the message */
}
if(_c!=0) {
/* Calculate q value of the contact */
if (calc_contact_q(_c->q, &ci.q) < 0) {
rerrno = R_INV_Q;
LM_ERR("failed to calculate q\n");
goto error;
}
/* set expire time */
ci.expires = _e;
/* Get methods of contact */
if (_c->methods) {
if (parse_methods(&(_c->methods->body), &ci.methods) < 0) {
rerrno = R_PARSE;
LM_ERR("failed to parse contact methods\n");
goto error;
}
} else {
/* check on Allow hdr */
if (allow_parsed == 0) {
if (m && parse_allow( m ) != -1) {
allowed = get_allow_methods(m);
} else {
allowed = ALL_METHODS;
}
allow_parsed = 1;
}
ci.methods = allowed;
}
if (_c->instance) {
ci.instance = _c->instance->body;
}
/* get received */
if (ci.received.len==0) {
if (_c->received) {
ci.received = _c->received->body;
} else {
if (received_found==0) {
memset(&val, 0, sizeof(int_str));
if (rcv_avp_name>=0
&& search_first_avp(rcv_avp_type, rcv_avp_name, &val, 0)
&& val.s.len > 0) {
if (val.s.len>RECEIVED_MAX_SIZE) {
rerrno = R_CONTACT_LEN;
LM_ERR("received too long\n");
goto error;
}
received = val.s;
} else {
received.s = 0;
received.len = 0;
}
received_found = 1;
}
ci.received = received;
}
}
/* additional information (script pvar) */
if (attr_avp_name != -1) {
avp_attr = search_first_avp(attr_avp_type, attr_avp_name,
&attr_avp_value, NULL);
if (avp_attr) {
ci.attr = &attr_avp_value.s;
LM_DBG("Attributes: %.*s\n", ci.attr->len, ci.attr->s);
}
}
}
return &ci;
error:
return 0;
}
/** Get the function parameter value as string.
* @return 0 - Success
* -1 - Cannot get value
*/
int get_str_fparam(str* dst, struct sip_msg* msg, fparam_t* param)
{
int_str val;
int ret;
avp_t* avp;
pv_value_t pv_val;
switch(param->type) {
case FPARAM_REGEX:
case FPARAM_UNSPEC:
case FPARAM_INT:
return -1;
case FPARAM_STRING:
dst->s = param->v.asciiz;
dst->len = strlen(param->v.asciiz);
break;
case FPARAM_STR:
*dst = param->v.str;
break;
case FPARAM_AVP:
avp = search_first_avp(param->v.avp.flags, param->v.avp.name,
&val, 0);
if (unlikely(!avp)) {
LM_DBG("Could not find AVP from function parameter '%s'\n",
param->orig);
return -1;
}
if (likely(avp->flags & AVP_VAL_STR)) {
*dst = val.s;
} else {
/* The caller does not know of what type the AVP will be so
* convert int AVPs into string here
*/
dst->s = int2str(val.n, &dst->len);
}
break;
case FPARAM_SELECT:
ret = run_select(dst, param->v.select, msg);
if (unlikely(ret < 0 || ret > 0)) return -1;
break;
case FPARAM_PVS:
if (likely((pv_get_spec_value(msg, param->v.pvs, &pv_val)==0) &&
((pv_val.flags&(PV_VAL_NULL|PV_VAL_STR))==PV_VAL_STR))){
*dst=pv_val.rs;
}else{
LM_ERR("Could not convert PV to str\n");
return -1;
}
break;
case FPARAM_PVE:
dst->s=pv_get_buffer();
dst->len=pv_get_buffer_size();
if (unlikely(pv_printf(msg, param->v.pve, dst->s, &dst->len)!=0)){
LM_ERR("Could not convert the PV-formated string to str\n");
dst->len=0;
return -1;
};
break;
}
return 0;
}
int evi_raise_script_event(event_id_t id, void * _a, void * _v)
{
pv_spec_p vals = (pv_spec_p)_v;
pv_spec_p attrs = (pv_spec_p)_a;
struct usr_avp *v_avp = NULL;
struct usr_avp *a_avp = NULL;
int err = evi_probe_event(id);
int_str val, attr;
str *at;
evi_params_p params = NULL;
if (err < 0)
return err;
else if (!err)
return 1;
if (!vals)
goto raise;
if (!(params = evi_get_params())) {
LM_ERR("cannot create parameters list\n");
goto raise;
}
/* handle parameters */
while ((v_avp = search_first_avp(vals->pvp.pvn.u.isname.type,
vals->pvp.pvn.u.isname.name.n, &val, v_avp))) {
at = NULL;
/* check attribute */
if (attrs) {
err = -1;
a_avp = search_first_avp(attrs->pvp.pvn.u.isname.type,
attrs->pvp.pvn.u.isname.name.n, &attr, a_avp);
if (!a_avp) {
LM_ERR("missing attribute\n");
goto error;
}
if (!(a_avp->flags & AVP_VAL_STR)) {
LM_ERR("invalid attribute name - must be string\n");
goto error;
}
at = &attr.s;
}
if (v_avp->flags & AVP_VAL_STR)
err = evi_param_add_str(params, at, &val.s);
else
err = evi_param_add_int(params, at, &val.n);
if (err) {
LM_ERR("error while adding parameter\n");
goto error;
}
}
/* check if there were too many attribute names */
if (attrs && a_avp && search_first_avp(attrs->pvp.pvn.u.isname.type,
attrs->pvp.pvn.u.isname.name.n, &attr, a_avp)) {
/* only signal error - continue */
LM_ERR("too many attribute names\n");
}
raise:
err = evi_raise_event(id, params);
return err ? err : 1;
error:
evi_free_params(params);
return -1;
}
/** Get the function parameter value as integer.
* @return 0 - Success
* -1 - Cannot get value
*/
int get_int_fparam(int* dst, struct sip_msg* msg, fparam_t* param)
{
int_str val;
int ret;
avp_t* avp;
str tmp;
pv_value_t pv_val;
switch(param->type) {
case FPARAM_INT:
*dst = param->v.i;
return 0;
case FPARAM_REGEX:
case FPARAM_UNSPEC:
case FPARAM_STRING:
case FPARAM_STR:
LM_ERR("Unsupported param type for int value: %d\n", param->type);
return -1;
case FPARAM_AVP:
avp = search_first_avp(param->v.avp.flags, param->v.avp.name,
&val, 0);
if (unlikely(!avp)) {
LM_DBG("Could not find AVP from function parameter '%s'\n",
param->orig);
return -1;
}
if (avp->flags & AVP_VAL_STR) {
if (str2int(&val.s, (unsigned int*)dst) < 0) {
LM_ERR("Could not convert AVP string value to int\n");
return -1;
}
} else {
*dst = val.n;
}
break;
case FPARAM_SELECT:
ret = run_select(&tmp, param->v.select, msg);
if (unlikely(ret < 0 || ret > 0)) return -1;
if (unlikely(str2int(&tmp, (unsigned int*)dst) < 0)) {
LM_ERR("Could not convert select result to int\n");
return -1;
}
break;
case FPARAM_PVS:
if (likely((pv_get_spec_value(msg, param->v.pvs, &pv_val)==0) &&
((pv_val.flags&(PV_VAL_NULL|PV_VAL_INT))==PV_VAL_INT))){
*dst=pv_val.ri;
}else{
LM_ERR("Could not convert PV to int\n");
return -1;
}
break;
case FPARAM_PVE:
LM_ERR("Unsupported param type for int value: %d\n", param->type);
return -1;
default:
LM_ERR("Unexpected param type: %d\n", param->type);
return -1;
}
return 0;
}
static void trace_msg_out(struct sip_msg* msg, str *sbuf,
struct socket_info* send_sock, int proto, union sockaddr_union *to)
{
static char fromip_buff[IP_ADDR_MAX_STR_SIZE+12];
static char toip_buff[IP_ADDR_MAX_STR_SIZE+12];
int_str avp_value;
struct usr_avp *avp;
struct ip_addr to_ip;
avp = NULL;
if(traced_user_avp>=0)
avp=search_first_avp(traced_user_avp_type, traced_user_avp,
&avp_value, 0);
if ( (avp==NULL) && !flag_trace_is_set(msg) )
{
LM_DBG("trace off...\n");
return;
}
if(parse_from_header(msg)==-1 || msg->from==NULL || get_from(msg)==NULL)
{
LM_ERR("cannot parse FROM header\n");
goto error;
}
if(parse_headers(msg, HDR_CALLID_F, 0)!=0)
{
LM_ERR("cannot parse call-id\n");
return;
}
LM_DBG("trace msg out \n");
if(sbuf!=NULL && sbuf->len>0)
{
db_vals[0].val.blob_val.s = sbuf->s;
db_vals[0].val.blob_val.len = sbuf->len;
} else {
db_vals[0].val.blob_val.s = "No request buffer";
db_vals[0].val.blob_val.len = sizeof("No request buffer")-1;
}
/* check Call-ID header */
if(msg->callid==NULL || msg->callid->body.s==NULL)
{
LM_ERR("cannot find Call-ID header!\n");
goto error;
}
db_vals[1].val.str_val.s = msg->callid->body.s;
db_vals[1].val.str_val.len = msg->callid->body.len;
if(sbuf!=NULL && sbuf->len > 7 && !strncasecmp(sbuf->s, "CANCEL ", 7))
{
db_vals[2].val.str_val.s = "CANCEL";
db_vals[2].val.str_val.len = 6;
} else {
db_vals[2].val.str_val= REQ_LINE(msg).method;
}
db_vals[3].val.str_val.s = "";
db_vals[3].val.str_val.len = 0;
memset(&to_ip, 0, sizeof(struct ip_addr));
if (trace_local_ip.s && trace_local_ip.len > 0){
set_columns_to_trace_local_ip( db_vals[4], db_vals[5], db_vals[6]);
}
else {
if(send_sock==0 || send_sock->sock_str.s==0)
{
set_sock_columns( db_vals[4], db_vals[5], db_vals[6], fromip_buff,
&msg->rcv.dst_ip, msg->rcv.dst_port, msg->rcv.proto);
} else {
char *nbuff = proto2str(send_sock->proto,fromip_buff);
db_vals[4].val.str_val.s = fromip_buff;
db_vals[4].val.str_val.len = nbuff - fromip_buff;
db_vals[5].val.str_val = send_sock->address_str;
db_vals[6].val.int_val = send_sock->port_no;
}
}
if(to==0)
{
set_columns_to_any(db_vals[7], db_vals[8], db_vals[9]);
} else {
su2ip_addr(&to_ip, to);
set_sock_columns( db_vals[7], db_vals[8], db_vals[9], toip_buff,
&to_ip, (unsigned short)su_getport(to), proto);
}
db_vals[10].val.time_val = time(NULL);
db_vals[11].val.string_val = "out";
db_vals[12].val.str_val.s = get_from(msg)->tag_value.s;
db_vals[12].val.str_val.len = get_from(msg)->tag_value.len;
if (save_siptrace(msg,avp,&avp_value,db_keys,db_vals) < 0) {
LM_ERR("failed to save siptrace\n");
goto error;
}
#ifdef STATISTICS
update_stat(siptrace_req, 1);
#endif
return;
error:
return;
}
/** Get the function parameter value as string or/and integer (if possible).
* @return 0 - Success
* -1 - Cannot get value
*/
int get_is_fparam(int* i_dst, str* s_dst, struct sip_msg* msg, fparam_t* param, unsigned int *flags)
{
int_str val;
int ret;
avp_t* avp;
str tmp;
pv_value_t pv_val;
*flags = 0;
switch(param->type) {
case FPARAM_INT:
*i_dst = param->v.i;
*flags |= PARAM_INT;
return 0;
case FPARAM_REGEX:
case FPARAM_UNSPEC:
case FPARAM_STRING:
s_dst->s = param->v.asciiz;
s_dst->len = strlen(param->v.asciiz);
*flags |= PARAM_STR;
break;
case FPARAM_STR:
*s_dst = param->v.str;
*flags |= PARAM_STR;
break;
case FPARAM_AVP:
avp = search_first_avp(param->v.avp.flags, param->v.avp.name,
&val, 0);
if (unlikely(!avp)) {
LM_DBG("Could not find AVP from function parameter '%s'\n",
param->orig);
return -1;
}
if (avp->flags & AVP_VAL_STR) {
*s_dst = val.s;
*flags |= PARAM_STR;
if (str2int(&val.s, (unsigned int*)i_dst) < 0) {
LM_ERR("Could not convert AVP string value to int\n");
return -1;
}
} else {
*i_dst = val.n;
*flags |= PARAM_INT;
}
break;
case FPARAM_SELECT:
ret = run_select(&tmp, param->v.select, msg);
if (unlikely(ret < 0 || ret > 0)) return -1;
if (unlikely(str2int(&tmp, (unsigned int*)i_dst) < 0)) {
LM_ERR("Could not convert select result to int\n");
return -1;
}
*flags |= PARAM_INT;
break;
case FPARAM_PVS:
if (likely(pv_get_spec_value(msg, param->v.pvs, &pv_val)==0)) {
if ((pv_val.flags&(PV_VAL_NULL|PV_VAL_INT))==PV_VAL_INT){
*i_dst=pv_val.ri;
*flags |= PARAM_INT;
}
if ((pv_val.flags&(PV_VAL_NULL|PV_VAL_STR))==PV_VAL_STR){
*s_dst=pv_val.rs;
*flags |= PARAM_STR;
}
}else{
LM_ERR("Could not get PV\n");
return -1;
}
break;
case FPARAM_PVE:
s_dst->s=pv_get_buffer();
s_dst->len=pv_get_buffer_size();
if (unlikely(pv_printf(msg, param->v.pve, s_dst->s, &s_dst->len)!=0)){
LM_ERR("Could not convert the PV-formated string to str\n");
s_dst->len=0;
return -1;
}
*flags |= PARAM_STR;
break;
}
/* Let's convert to int, if possible */
if (!(*flags & PARAM_INT) && (*flags & PARAM_STR) && str2sint(s_dst, i_dst) == 0)
*flags |= PARAM_INT;
if (!*flags) return -1;
return 0;
}
static void trace_onreply_out(struct cell* t, int type, struct tmcb_params *ps)
{
int faked = 0;
static char fromip_buff[IP_ADDR_MAX_STR_SIZE+12];
static char toip_buff[IP_ADDR_MAX_STR_SIZE+12];
struct sip_msg* msg;
struct sip_msg* req;
int_str avp_value;
struct usr_avp *avp;
struct ip_addr to_ip;
int len;
char statusbuf[8];
str *sbuf;
struct dest_info *dst;
if (t==NULL || t->uas.request==0 || ps==NULL)
{
LM_DBG("no uas request, local transaction\n");
return;
}
LM_DBG("trace onreply out \n");
avp = NULL;
if(traced_user_avp>=0)
avp=search_first_avp(traced_user_avp_type, traced_user_avp,
&avp_value, 0);
req = ps->req;
msg = ps->rpl;
if(msg==NULL || msg==FAKED_REPLY)
{
msg = t->uas.request;
faked = 1;
}
if(parse_from_header(msg)==-1 || msg->from==NULL || get_from(msg)==NULL)
{
LM_ERR("cannot parse FROM header\n");
goto error;
}
if(parse_headers(msg, HDR_CALLID_F, 0)!=0)
{
LM_ERR("cannot parse call-id\n");
return;
}
sbuf = (str*)ps->extra1;
if(faked==0)
{
if(sbuf!=0 && sbuf->len>0) {
db_vals[0].val.blob_val.s = sbuf->s;
db_vals[0].val.blob_val.len = sbuf->len;
} else if(t->uas.response.buffer.s!=NULL) {
db_vals[0].val.blob_val.s = t->uas.response.buffer.s;
db_vals[0].val.blob_val.len = t->uas.response.buffer.len;
} else if(msg->len>0) {
db_vals[0].val.blob_val.s = msg->buf;
db_vals[0].val.blob_val.len = msg->len;
} else {
db_vals[0].val.blob_val.s = "No reply buffer";
db_vals[0].val.blob_val.len = sizeof("No reply buffer")-1;
}
} else {
if(sbuf!=0 && sbuf->len>0) {
db_vals[0].val.blob_val.s = sbuf->s;
db_vals[0].val.blob_val.len = sbuf->len;
} else if(t->uas.response.buffer.s==NULL) {
db_vals[0].val.blob_val.s = "No reply buffer";
db_vals[0].val.blob_val.len = sizeof("No reply buffer")-1;
} else {
db_vals[0].val.blob_val.s = t->uas.response.buffer.s;
db_vals[0].val.blob_val.len = t->uas.response.buffer.len;
}
}
/* check Call-ID header */
if(msg->callid==NULL || msg->callid->body.s==NULL)
{
LM_ERR("cannot find Call-ID header!\n");
goto error;
}
db_vals[1].val.str_val.s = msg->callid->body.s;
db_vals[1].val.str_val.len = msg->callid->body.len;
db_vals[2].val.str_val.s = t->method.s;
db_vals[2].val.str_val.len = t->method.len;
if(trace_local_ip.s && trace_local_ip.len > 0){
set_columns_to_trace_local_ip(db_vals[4], db_vals[5], db_vals[6]);
}
else {
set_sock_columns( db_vals[4], db_vals[5], db_vals[6], fromip_buff,
&msg->rcv.dst_ip, msg->rcv.dst_port, msg->rcv.proto);
}
strcpy(statusbuf, int2str(ps->code, &len));
db_vals[3].val.str_val.s = statusbuf;
db_vals[3].val.str_val.len = len;
memset(&to_ip, 0, sizeof(struct ip_addr));
dst = (struct dest_info*)ps->extra2;
if(dst==0)
{
set_columns_to_any( db_vals[7], db_vals[8], db_vals[9]);
} else {
su2ip_addr(&to_ip, &dst->to);
set_sock_columns( db_vals[7], db_vals[8], db_vals[9], toip_buff,
&to_ip, (unsigned long)su_getport(&dst->to), dst->proto);
}
db_vals[10].val.time_val = time(NULL);
db_vals[11].val.string_val = "out";
db_vals[12].val.str_val.s = get_from(msg)->tag_value.s;
db_vals[12].val.str_val.len = get_from(msg)->tag_value.len;
if (save_siptrace(req,avp,&avp_value,db_keys,db_vals) < 0) {
LM_ERR("failed to save siptrace\n");
goto error;
}
#ifdef STATISTICS
update_stat(siptrace_rpl, 1);
#endif
return;
error:
return;
}
inline static struct proxy_l* t_protoaddr2proxy(char *proto_par, char *addr_par) {
struct proxy_l *proxy = 0;
avp_t* avp;
avp_value_t val;
int proto, port, err;
str s;
char *c;
switch(((fparam_t *)proto_par)->type) {
case FPARAM_AVP:
if (!(avp = search_first_avp(((fparam_t *)proto_par)->v.avp.flags, ((fparam_t *)proto_par)->v.avp.name, &val, 0))) {
proto = PROTO_NONE;
} else {
if (avp->flags & AVP_VAL_STR) {
proto = str2proto(val.s.s, val.s.len);
}
else {
proto = val.n;
}
}
break;
case FPARAM_INT:
proto = ((fparam_t *)proto_par)->v.i;
break;
case FPARAM_STRING:
proto = str2proto( ((fparam_t *)proto_par)->v.asciiz, strlen(((fparam_t *)proto_par)->v.asciiz));
break;
default:
ERR("BUG: Invalid proto parameter value in t_protoaddr2proxy\n");
return 0;
}
switch(((fparam_t *)addr_par)->type) {
case FPARAM_AVP:
if (!(avp = search_first_avp(((fparam_t *)addr_par)->v.avp.flags, ((fparam_t *)addr_par)->v.avp.name, &val, 0))) {
s.len = 0;
} else {
if ((avp->flags & AVP_VAL_STR) == 0) {
LOG(L_ERR, "tm:t_protoaddr2proxy: avp <%.*s> value is not string\n",
((fparam_t *)addr_par)->v.avp.name.s.len, ((fparam_t *)addr_par)->v.avp.name.s.s);
return 0;
}
s = val.s;
}
break;
case FPARAM_STRING:
s.s = ((fparam_t *) addr_par)->v.asciiz;
s.len = strlen(s.s);
break;
default:
ERR("BUG: Invalid addr parameter value in t_protoaddr2proxy\n");
return 0;
}
port = 5060;
if (s.len) {
c = memchr(s.s, ':', s.len);
if (c) {
port = str2s(c+1, s.len-(c-s.s+1), &err);
if (err!=0) {
LOG(L_ERR, "tm:t_protoaddr2proxy: bad port number <%.*s>\n",
s.len, s.s);
return 0;
}
s.len = c-s.s;
}
}
if (!s.len) {
LOG(L_ERR, "tm: protoaddr2proxy: host name is empty\n");
return 0;
}
proxy=mk_proxy(&s, port, proto);
if (proxy==0) {
LOG(L_ERR, "tm: protoaddr2proxy: bad host name in URI <%.*s>\n",
s.len, s.s );
return 0;
}
return proxy;
}
static int trace_dialog(struct sip_msg *msg)
{
unsigned char n;
struct dlg_cell* dlg;
struct usr_avp *avp;
static int_str avp_value;
str *name;
if (!msg) {
LM_ERR("no msg specified\n");
return -1;
}
if (trace_is_off()) {
LM_DBG("Trace if off...\n");
return -1;
}
/* any need to do tracing here ? check the triggers */
avp = traced_user_avp<0 ? NULL : search_first_avp(traced_user_avp_type,
traced_user_avp, &avp_value, 0);
if (avp==NULL && (msg->flags&trace_flag)==0) {
LM_DBG("Nothing to trace here\n");
return -1;
}
if (dlgb.create_dlg(msg,0)<1) {
LM_ERR("failed to create dialog\n");
return -1;
}
dlg = dlgb.get_dlg();
if (dlg==NULL) {
LM_CRIT("BUG: no dialog found after create dialog\n");
return -1;
}
if(dlgb.register_dlgcb(dlg, DLGCB_REQ_WITHIN|DLGCB_TERMINATED,
trace_transaction,0,0)!=0) {
LM_ERR("failed to register dialog callback\n");
return -1;
}
/* store in dialog the user avps for tracing ; we will restore
them for each transactin from the dialog */
if(traced_user_avp>=0) {
n = 0;
while(avp!=NULL) {
/* generate a name */
name = generate_val_name(n);
if (!is_avp_str_val(avp))
avp_value.s.s=int2str(avp_value.n,
&avp_value.s.len);
/* add the avp value as dialog var */
dlgb.store_dlg_value( dlg, name, &avp_value.s);
/* next avp */
avp = search_next_avp( avp, &avp_value);
n++;
}
}
/* set the flag to trace the rest of the transaction */
if (msg->flags&trace_flag) {
avp_value.s.s = "1";
avp_value.s.len = 1;
dlgb.store_dlg_value( dlg, &st_flag_val, &avp_value.s);
}
/* trace current request */
sip_trace(msg);
/* we also want to catch the incoming cancel */
if ( tmb.register_tmcb( msg, NULL,TMCB_TRANS_CANCELLED,
siptrace_dlg_cancel, NULL, NULL)<0 ) {
LM_ERR("failed to register trans cancelled TMCB\n");
}
return 1;
}
/*
* Adds to request a new destination set that includes all highest
* priority class contacts in contacts_avp. Request URI is rewritten with
* first contact and the remaining contacts (if any) are added as branches.
* Removes used contacts from contacts_avp. Returns 1, if contacts_avp
* was not empty and a destination set was successfully added. Returns -2,
* if contacts_avp was empty and thus there was nothing to do.
* Returns -1 in case of an error. */
int t_next_contacts(struct sip_msg* msg, char* key, char* value)
{
struct usr_avp *avp, *prev;
int_str val;
str uri, dst, path;
struct socket_info *sock;
unsigned int flags;
struct search_state st;
/* Check if contacts_avp has been defined */
if (contacts_avp.n == 0) {
LM_ERR("feature has been disabled - "
"to enable define contacts_avp module parameter");
return -1;
}
/* Load Request-URI and branches */
/* Find first contacts_avp value */
avp = search_first_avp(contacts_avp_type, contacts_avp, &val, &st);
if (!avp) {
LM_DBG("no AVPs - we are done!\n");
return -2;
}
LM_DBG("next contact is <%.*s>\n", STR_FMT(&val.s));
if (decode_branch_info(val.s.s, &uri, &dst, &path, &sock, &flags)
== 0) {
LM_ERR("decoding of branch info <%.*s> failed\n", STR_FMT(&val.s));
destroy_avp(avp);
return -1;
}
/* Rewrite Request-URI */
rewrite_uri(msg, &uri);
if (dst.s && dst.len) set_dst_uri(msg, &dst);
else reset_dst_uri(msg);
if (path.s && path.len) set_path_vector(msg, &path);
else reset_path_vector(msg);
set_force_socket(msg, sock);
setbflagsval(0, flags);
if (avp->flags & Q_FLAG) {
destroy_avp(avp);
return 1;
}
/* Append branches until out of branches or Q_FLAG is set */
prev = avp;
while ((avp = search_next_avp(&st, &val))) {
destroy_avp(prev);
LM_DBG("next contact is <%.*s>\n", STR_FMT(&val.s));
if (decode_branch_info(val.s.s, &uri, &dst, &path, &sock, &flags)
== 0) {
LM_ERR("decoding of branch info <%.*s> failed\n", STR_FMT(&val.s));
destroy_avp(avp);
return -1;
}
if (append_branch(msg, &uri, &dst, &path, 0, flags, sock) != 1) {
LM_ERR("appending branch failed\n");
destroy_avp(avp);
return -1;
}
if (avp->flags & Q_FLAG) {
destroy_avp(avp);
return 1;
}
prev = avp;
}
destroy_avp(prev);
return 1;
}
