struct acc_extra *parse_acc_leg(char *extra_str)
{
struct acc_extra *legs;
struct acc_extra *it;
int n;
legs = parse_acc_extra(extra_str, 1);
if (legs==0) {
LM_ERR("failed to parse extra leg\n");
return 0;
}
/* check the type and len */
for( it=legs,n=0 ; it ; it=it->next ) {
if (it->spec.type!=PVT_AVP) {
LM_ERR("only AVP are accepted as leg info\n");
destroy_extras(legs);
return 0;
}
n++;
if (n>MAX_ACC_LEG) {
LM_ERR("too many leg info; MAX=%d\n", MAX_ACC_LEG);
destroy_extras(legs);
return 0;
}
}
return legs;
}
/* convert the extra-data string into a list and store it */
int set_cdr_extra( char* cdr_extra_value)
{
struct acc_extra* extra = 0;
int counter = 0;
if( cdr_extra_value && ( cdr_extra = parse_acc_extra( cdr_extra_value))==0)
{
LM_ERR("failed to parse crd_extra param\n");
return -1;
}
/* fixed core attributes */
cdr_attrs[ counter++] = cdr_start_str;
cdr_attrs[ counter++] = cdr_end_str;
cdr_attrs[ counter++] = cdr_duration_str;
for(extra=cdr_extra; extra ; extra=extra->next)
{
cdr_attrs[ counter++] = extra->name;
}
return 0;
}
static int mod_init( void )
{
pv_spec_t avp_spec;
LM_INFO("initializing...\n");
if (db_url.s)
db_url.len = strlen(db_url.s);
db_table_acc.len = strlen(db_table_acc.s);
db_table_mc.len = strlen(db_table_mc.s);
acc_method_col.len = strlen(acc_method_col.s);
acc_fromtag_col.len = strlen(acc_fromtag_col.s);
acc_totag_col.len = strlen(acc_totag_col.s);
acc_callid_col.len = strlen(acc_callid_col.s);
acc_sipcode_col.len = strlen(acc_sipcode_col.s);
acc_sipreason_col.len = strlen(acc_sipreason_col.s);
acc_time_col.len = strlen(acc_time_col.s);
if (log_facility_str) {
int tmp = str2facility(log_facility_str);
if (tmp != -1)
acc_log_facility = tmp;
else {
LM_ERR("invalid log facility configured");
return -1;
}
}
/* ----------- GENERIC INIT SECTION ----------- */
fix_flag_name(failed_transaction_string, failed_transaction_flag);
failed_transaction_flag =
get_flag_id_by_name(FLAG_TYPE_MSG, failed_transaction_string);
if (flag_idx2mask(&failed_transaction_flag)<0)
return -1;
fix_flag_name(cdr_string, cdr_flag);
cdr_flag = get_flag_id_by_name(FLAG_TYPE_MSG, cdr_string);
if (flag_idx2mask(&cdr_flag)<0)
return -1;
/* load the TM API */
if (load_tm_api(&tmb)!=0) {
LM_ERR("can't load TM API\n");
return -1;
}
if (load_dlg_api(&dlg_api)!=0)
LM_DBG("failed to find dialog API - is dialog module loaded?\n");
if (cdr_flag && !dlg_api.get_dlg) {
LM_WARN("error loading dialog module - cdrs cannot be generated\n");
cdr_flag = 0;
}
/* if detect_direction is enabled, load rr also */
if (detect_direction) {
if (load_rr_api(&rrb)!=0) {
LM_ERR("can't load RR API\n");
return -1;
}
/* we need the append_fromtag on in RR */
if (!rrb.append_fromtag) {
LM_ERR("'append_fromtag' RR param is not enabled!"
" - required by 'detect_direction'\n");
return -1;
}
}
/* listen for all incoming requests */
if ( tmb.register_tmcb( 0, 0, TMCB_REQUEST_IN, acc_onreq, 0, 0 ) <=0 ) {
LM_ERR("cannot register TMCB_REQUEST_IN callback\n");
return -1;
}
/* init the extra engine */
init_acc_extra();
/* configure multi-leg accounting */
if (leg_info_str && (leg_info=parse_acc_leg(leg_info_str))==0 ) {
LM_ERR("failed to parse multi_leg_info param\n");
return -1;
}
if (leg_bye_info_str && (leg_bye_info=parse_acc_leg(leg_bye_info_str))==0 ) {
LM_ERR("failed to parse multi_leg_bye_info param\n");
return -1;
}
/* ----------- SYSLOG INIT SECTION ----------- */
/* parse the extra string, if any */
if (log_extra_str && (log_extra=parse_acc_extra(log_extra_str, 1))==0 ) {
LM_ERR("failed to parse log_extra param\n");
return -1;
}
if (log_extra_bye_str &&
(log_extra_bye=parse_acc_extra(log_extra_bye_str, 0))==0 ) {
LM_ERR("failed to parse log_extra_bye param\n");
return -1;
}
fix_flag_name(log_string, log_flag);
log_flag = get_flag_id_by_name(FLAG_TYPE_MSG, log_string);
if (flag_idx2mask(&log_flag)<0)
return -1;
fix_flag_name(log_missed_string, log_missed_flag);
log_missed_flag = get_flag_id_by_name(FLAG_TYPE_MSG, log_missed_string);
if (flag_idx2mask(&log_missed_flag)<0)
return -1;
acc_log_init();
/* ------------ SQL INIT SECTION ----------- */
if (db_url.s && db_url.len > 0) {
/* parse the extra string, if any */
if (db_extra_str && (db_extra=parse_acc_extra(db_extra_str, 1))==0 ) {
LM_ERR("failed to parse db_extra param\n");
return -1;
}
if (db_extra_bye_str &&
(db_extra_bye=parse_acc_extra(db_extra_bye_str, 0))==0 ) {
LM_ERR("failed to parse db_extra_bye param\n");
return -1;
}
if (acc_db_init(&db_url)<0){
LM_ERR("failed...did you load a database module?\n");
return -1;
}
/* fix the flags */
fix_flag_name(db_string, db_flag);
db_flag = get_flag_id_by_name(FLAG_TYPE_MSG, db_string);
if (flag_idx2mask(&db_flag)<0)
return -1;
fix_flag_name(db_missed_string, db_missed_flag);
db_missed_flag = get_flag_id_by_name(FLAG_TYPE_MSG, db_missed_string);
if (flag_idx2mask(&db_missed_flag)<0)
return -1;
if (db_table_avp.s) {
db_table_avp.len = strlen(db_table_avp.s);
if (pv_parse_spec(&db_table_avp, &avp_spec) == 0 ||
avp_spec.type != PVT_AVP) {
LM_ERR("malformed or non AVP %s\n", db_table_avp.s);
return -1;
}
if (pv_get_avp_name(0, &avp_spec.pvp, &db_table_name,
&db_table_name_type)) {
LM_ERR("invalid definition of AVP %s\n", db_table_avp.s);
return -1;
}
}
} else {
db_flag = 0;
db_missed_flag = 0;
}
/* ------------ AAA PROTOCOL INIT SECTION ----------- */
if (aaa_proto_url && aaa_proto_url[0]) {
/* parse the extra string, if any */
if (aaa_extra_str && (aaa_extra = parse_acc_extra(aaa_extra_str, 1))==0) {
LM_ERR("failed to parse aaa_extra param\n");
return -1;
}
if (aaa_extra_bye_str &&
(aaa_extra_bye = parse_acc_extra(aaa_extra_bye_str, 0))==0) {
LM_ERR("failed to parse aaa_extra_bye param\n");
return -1;
}
/* fix the flags */
fix_flag_name(aaa_string, aaa_flag);
aaa_flag = get_flag_id_by_name(FLAG_TYPE_MSG, aaa_string);
if (flag_idx2mask(&aaa_flag)<0)
return -1;
fix_flag_name(aaa_missed_string, aaa_missed_flag);
aaa_missed_flag = get_flag_id_by_name(FLAG_TYPE_MSG, aaa_missed_string);
if (flag_idx2mask(&aaa_missed_flag)<0)
return -1;
if (init_acc_aaa(aaa_proto_url, service_type)!=0 ) {
LM_ERR("failed to init radius\n");
return -1;
}
} else {
aaa_proto_url = NULL;
aaa_flag = 0;
aaa_missed_flag = 0;
}
/* ------------ DIAMETER INIT SECTION ----------- */
#ifdef DIAM_ACC
/* fix the flags */
fix_flag_name(diameter_string, diameter_flag);
diameter_flag = get_flag_id_by_name(FLAG_TYPE_MSG, diameter_string);
if (flag_idx2mask(&diameter_flag)<0)
return -1;
fix_flag_name(diameter_missed_string, diameter_missed_flag);
diameter_missed_flag=get_flag_id_by_name(FLAG_TYPE_MSG, diameter_missed_string);
if (flag_idx2mask(&diameter_missed_flag)<0)
return -1;
/* parse the extra string, if any */
if (dia_extra_str && (dia_extra=parse_acc_extra(dia_extra_str))==0 ) {
LM_ERR("failed to parse dia_extra param\n");
return -1;
}
if (acc_diam_init()!=0) {
LM_ERR("failed to init diameter engine\n");
return -1;
}
#endif
/* ------------ EVENTS INIT SECTION ----------- */
if (evi_extra_str && (evi_extra = parse_acc_extra(evi_extra_str, 1))==0) {
LM_ERR("failed to parse evi_extra param\n");
return -1;
}
if (evi_extra_bye_str &&
(evi_extra_bye = parse_acc_extra(evi_extra_bye_str, 0))==0) {
LM_ERR("failed to parse evi_extra_bye param\n");
return -1;
}
/* fix the flags */
fix_flag_name(evi_string, evi_flag);
evi_flag = get_flag_id_by_name(FLAG_TYPE_MSG, evi_string);
if (flag_idx2mask(&evi_flag)<0)
return -1;
fix_flag_name(evi_missed_string, evi_missed_flag);
evi_missed_flag = get_flag_id_by_name(FLAG_TYPE_MSG, evi_missed_string);
if (flag_idx2mask(&evi_missed_flag)<0)
return -1;
if (init_acc_evi() < 0) {
LM_ERR("cannot init acc events\n");
return -1;
}
/* load callbacks */
if (cdr_flag && dlg_api.get_dlg && dlg_api.register_dlgcb(NULL,
DLGCB_LOADED,acc_loaded_callback, NULL, NULL) < 0)
LM_ERR("cannot register callback for dialog loaded - accounting "
"for ongoing calls will be lost after restart\n");
return 0;
}
static int mod_init( void )
{
#ifdef SQL_ACC
if (db_url.s) {
if(db_url.len<=0) {
db_url.s = NULL;
db_url.len = 0;
}
}
if(db_table_acc.len!=3 || strncmp(db_table_acc.s, "acc", 3)!=0)
{
db_table_acc_data = db_table_acc.s;
if(fixup_var_pve_str_12(&db_table_acc_data, 1)<0)
{
LM_ERR("unable to parse acc table name [%.*s]\n",
db_table_acc.len, db_table_acc.s);
return -1;
}
}
if(db_table_mc.len!=12 || strncmp(db_table_mc.s, "missed_calls", 12)!=0)
{
db_table_mc_data = db_table_mc.s;
if(fixup_var_pve_str_12(&db_table_mc_data, 1)<0)
{
LM_ERR("unable to parse mc table name [%.*s]\n",
db_table_mc.len, db_table_mc.s);
return -1;
}
}
#endif
if (log_facility_str) {
int tmp = str2facility(log_facility_str);
if (tmp != -1)
log_facility = tmp;
else {
LM_ERR("invalid log facility configured");
return -1;
}
}
/* ----------- GENERIC INIT SECTION ----------- */
/* failed transaction handling */
if ((failed_transaction_flag != -1) &&
!flag_in_range(failed_transaction_flag)) {
LM_ERR("failed_transaction_flag set to invalid value\n");
return -1;
}
if (failed_filter_str) {
if (parse_failed_filter(failed_filter_str, failed_filter) == 0) {
LM_ERR("failed to parse failed_filter param\n");
return -1;
}
} else {
failed_filter[0] = 0;
}
/* load the TM API */
if (load_tm_api(&tmb)!=0) {
LM_ERR("can't load TM API\n");
return -1;
}
/* if detect_direction is enabled, load rr also */
if (detect_direction) {
if (load_rr_api(&rrb)!=0) {
LM_ERR("can't load RR API\n");
return -1;
}
/* we need the append_fromtag on in RR */
if (!rrb.append_fromtag) {
LM_ERR("'append_fromtag' RR param is not enabled!"
" - required by 'detect_direction'\n");
return -1;
}
}
/* listen for all incoming requests */
if ( tmb.register_tmcb( 0, 0, TMCB_REQUEST_IN, acc_onreq, 0, 0 ) <=0 ) {
LM_ERR("cannot register TMCB_REQUEST_IN callback\n");
return -1;
}
/* configure multi-leg accounting */
if (leg_info_str && (leg_info=parse_acc_leg(leg_info_str))==0 ) {
LM_ERR("failed to parse multileg_info param\n");
return -1;
}
/* ----------- SYSLOG INIT SECTION ----------- */
/* parse the extra string, if any */
if (log_extra_str && (log_extra=parse_acc_extra(log_extra_str))==0 ) {
LM_ERR("failed to parse log_extra param\n");
return -1;
}
if ((log_flag != -1) && !flag_in_range(log_flag)) {
LM_ERR("log_flag set to invalid value\n");
return -1;
}
if ((log_missed_flag != -1) && !flag_in_range(log_missed_flag)) {
LM_ERR("log_missed_flag set to invalid value\n");
return -1;
}
acc_log_init();
/* ----------- INIT CDR GENERATION ----------- */
if( cdr_enable < 0 || cdr_enable > 1)
{
LM_ERR("cdr_enable is out of range\n");
return -1;
}
if( cdr_expired_dlg_enable < 0 || cdr_expired_dlg_enable > 1)
{
LM_ERR("cdr_expired_dlg_enable is out of range\n");
return -1;
}
if( cdr_enable)
{
if( !cdr_start_str.s || !cdr_end_str.s || !cdr_duration_str.s)
{
LM_ERR( "necessary cdr_parameters are not set\n");
return -1;
}
if( !cdr_start_str.len || !cdr_end_str.len || !cdr_duration_str.len)
{
LM_ERR( "necessary cdr_parameters are empty\n");
return -1;
}
if( set_cdr_extra( cdr_log_extra_str) != 0)
{
LM_ERR( "failed to set cdr extra '%s'\n", cdr_log_extra_str);
return -1;
}
if( cdr_facility_str && set_cdr_facility( cdr_facility_str) != 0)
{
LM_ERR( "failed to set cdr facility '%s'\n", cdr_facility_str);
return -1;
}
if( init_cdr_generation() != 0)
{
LM_ERR("failed to init cdr generation\n");
return -1;
}
}
/* ------------ SQL INIT SECTION ----------- */
#ifdef SQL_ACC
if (db_url.s && db_url.len > 0) {
/* parse the extra string, if any */
if (db_extra_str && (db_extra=parse_acc_extra(db_extra_str))==0 ) {
LM_ERR("failed to parse db_extra param\n");
return -1;
}
if (acc_db_init(&db_url)<0){
LM_ERR("failed...did you load a database module?\n");
return -1;
}
/* fix the flags */
if ((db_flag != -1) && !flag_in_range(db_flag)) {
LM_ERR("db_flag set to invalid value\n");
return -1;
}
if ((db_missed_flag != -1) && !flag_in_range(db_missed_flag)) {
LM_ERR("db_missed_flag set to invalid value\n");
return -1;
}
} else {
db_url.s = NULL;
db_url.len = 0;
db_flag = -1;
db_missed_flag = -1;
}
#endif
/* ------------ RADIUS INIT SECTION ----------- */
#ifdef RAD_ACC
if (radius_config && radius_config[0]) {
/* parse the extra string, if any */
if (rad_extra_str && (rad_extra=parse_acc_extra(rad_extra_str))==0 ) {
LM_ERR("failed to parse rad_extra param\n");
return -1;
}
/* fix the flags */
if ((radius_flag != -1) && !flag_in_range(radius_flag)) {
LM_ERR("radius_flag set to invalid value\n");
return -1;
}
if ((radius_missed_flag != -1) && !flag_in_range(radius_missed_flag)) {
LM_ERR("radius_missed_flag set to invalid value\n");
return -1;
}
if (init_acc_rad( radius_config, service_type)!=0 ) {
LM_ERR("failed to init radius\n");
return -1;
}
} else {
radius_config = 0;
radius_flag = -1;
radius_missed_flag = -1;
}
#endif
/* ------------ DIAMETER INIT SECTION ----------- */
#ifdef DIAM_ACC
/* fix the flags */
if (flag_idx2mask(&diameter_flag)<0)
return -1;
if (flag_idx2mask(&diameter_missed_flag)<0)
return -1;
/* parse the extra string, if any */
if (dia_extra_str && (dia_extra=parse_acc_extra(dia_extra_str))==0 ) {
LM_ERR("failed to parse dia_extra param\n");
return -1;
}
if (acc_diam_init()!=0) {
LM_ERR("failed to init diameter engine\n");
return -1;
}
#endif
_acc_module_initialized = 1;
if(acc_init_engines()<0) {
LM_ERR("failed to init extra engines\n");
return -1;
}
return 0;
}