static int mod_init(void)
{
void *timer;
unsigned int timer_sets,set;
unsigned int roundto_init;
LM_INFO("TM - initializing...\n");
/* checking if we have sufficient bitmap capacity for given
maximum number of branches */
if (MAX_BRANCHES+1>31) {
LM_CRIT("Too many max UACs for UAC branch_bm_t bitmap: %d\n",
MAX_BRANCHES );
return -1;
}
fix_flag_name(minor_branch_flag_str, minor_branch_flag);
minor_branch_flag =
get_flag_id_by_name(FLAG_TYPE_BRANCH, minor_branch_flag_str);
if (minor_branch_flag!=-1) {
if (minor_branch_flag > (8*sizeof(int)-1)) {
LM_CRIT("invalid minor branch flag\n");
return -1;
}
minor_branch_flag = 1<<minor_branch_flag;
} else {
minor_branch_flag = 0;
}
/* if statistics are disabled, prevent their registration to core */
if (tm_enable_stats==0)
#ifdef STATIC_TM
tm_exports.stats = 0;
#else
exports.stats = 0;
#endif
if (init_callid() < 0) {
LM_CRIT("Error while initializing Call-ID generator\n");
return -1;
}
/* how many timer sets do we need to create? */
timer_sets = (own_timer_proc<=1)?1:own_timer_proc ;
/* try first allocating all the structures needed for syncing */
if (lock_initialize( timer_sets )==-1)
return -1;
/* building the hash table*/
if (!init_hash_table( timer_sets )) {
LM_ERR("initializing hash_table failed\n");
return -1;
}
/* init static hidden values */
init_t();
if (!tm_init_timers( timer_sets ) ) {
LM_ERR("timer init failed\n");
return -1;
}
/* the ROUNDTO macro taken from the locking interface */
#ifdef ROUNDTO
roundto_init = ROUNDTO;
#else
roundto_init = sizeof(void *);
#endif
while (roundto_init != 1) {
tm_timer_shift++;
roundto_init >>= 1;
}
LM_DBG("timer set shift is %d\n", tm_timer_shift);
/* register the timer functions */
if (own_timer_proc) {
for ( set=0 ; set<timer_sets ; set++ ) {
timer = register_timer_process( "tm-timer", timer_routine,
(void*)(long)set, 1, TIMER_PROC_INIT_FLAG);
if (timer==NULL) {
LM_ERR("failed to register timer for set %d\n",set);
return -1;
}
if (append_utimer_to_process( "tm-utimer", utimer_routine,
(void*)(long)set, 100*1000, timer)<0) {
LM_ERR("failed to register utimer for set %d\n",set);
return -1;
}
}
} else {
if (register_timer( "tm-timer", timer_routine , 0, 1 )<0) {
LM_ERR("failed to register timer\n");
return -1;
}
if (register_utimer( "tm-utimer", utimer_routine , 0, 100*1000 )<0) {
LM_ERR("failed to register utimer\n");
return -1;
}
}
if (uac_init()==-1) {
LM_ERR("uac_init failed\n");
return -1;
}
if (init_tmcb_lists()!=1) {
LM_CRIT("failed to init tmcb lists\n");
return -1;
}
tm_init_tags();
init_twrite_lines();
if (init_twrite_sock() < 0) {
LM_ERR("failed to create socket\n");
return -1;
}
/* register post-script clean-up function */
if (register_script_cb( do_t_cleanup, POST_SCRIPT_CB|REQ_TYPE_CB, 0)<0 ) {
LM_ERR("failed to register POST request callback\n");
return -1;
}
if (register_script_cb( script_init, PRE_SCRIPT_CB|REQ_TYPE_CB , 0)<0 ) {
LM_ERR("failed to register PRE request callback\n");
return -1;
}
if(register_pv_context("request", tm_pv_context_request)< 0) {
LM_ERR("Failed to register pv contexts\n");
return -1;
}
if(register_pv_context("reply", tm_pv_context_reply)< 0) {
LM_ERR("Failed to register pv contexts\n");
return -1;
}
if ( parse_avp_spec( &uac_ctx_avp, &uac_ctx_avp_id)<0 ) {
LM_ERR("failed to register AVP name <%s>\n",uac_ctx_avp.s);
return -1;
}
return 0;
}
static int mod_init(void)
{
unsigned int n;
LM_INFO("Dialog module - initializing\n");
if (timeout_spec.s)
timeout_spec.len = strlen(timeout_spec.s);
init_db_url( db_url , 1 /*can be null*/);
dlg_id_column.len = strlen(dlg_id_column.s);
call_id_column.len = strlen(call_id_column.s);
from_uri_column.len = strlen(from_uri_column.s);
from_tag_column.len = strlen(from_tag_column.s);
to_uri_column.len = strlen(to_uri_column.s);
to_tag_column.len = strlen(to_tag_column.s);
state_column.len = strlen(state_column.s);
start_time_column.len = strlen(start_time_column.s);
timeout_column.len = strlen(timeout_column.s);
to_cseq_column.len = strlen(to_cseq_column.s);
from_cseq_column.len = strlen(from_cseq_column.s);
to_route_column.len = strlen(to_route_column.s);
from_route_column.len = strlen(from_route_column.s);
to_contact_column.len = strlen(to_contact_column.s);
from_contact_column.len = strlen(from_contact_column.s);
to_sock_column.len = strlen(to_sock_column.s);
from_sock_column.len = strlen(from_sock_column.s);
profiles_column.len = strlen(profiles_column.s);
vars_column.len = strlen(vars_column.s);
sflags_column.len = strlen(sflags_column.s);
dialog_table_name.len = strlen(dialog_table_name.s);
/* param checkings */
if( log_profile_hash_size <= 0)
{
LM_ERR("invalid value for log_profile_hash_size:%d!!\n",
log_profile_hash_size);
return -1;
}
if (rr_param.s==0 || rr_param.s[0]==0) {
LM_ERR("empty rr_param!!\n");
return -1;
}
rr_param.len = strlen(rr_param.s);
if (rr_param.len>MAX_DLG_RR_PARAM_NAME) {
LM_ERR("rr_param too long (max=%d)!!\n", MAX_DLG_RR_PARAM_NAME);
return -1;
}
if (timeout_spec.s) {
if ( pv_parse_spec(&timeout_spec, &timeout_avp)==0
&& (timeout_avp.type!=PVT_AVP)){
LM_ERR("malformed or non AVP timeout "
"AVP definition in '%.*s'\n", timeout_spec.len,timeout_spec.s);
return -1;
}
}
if (default_timeout<=0) {
LM_ERR("0 default_timeout not accepted!!\n");
return -1;
}
if (ping_interval<=0) {
LM_ERR("Non-positive ping interval not accepted!!\n");
return -1;
}
/* update the len of the extra headers */
if (dlg_extra_hdrs.s)
dlg_extra_hdrs.len = strlen(dlg_extra_hdrs.s);
if (seq_match_mode!=SEQ_MATCH_NO_ID &&
seq_match_mode!=SEQ_MATCH_FALLBACK &&
seq_match_mode!=SEQ_MATCH_STRICT_ID ) {
LM_ERR("invalid value %d for seq_match_mode param!!\n",seq_match_mode);
return -1;
}
/* if statistics are disabled, prevent their registration to core */
if (dlg_enable_stats==0)
exports.stats = 0;
/* we are only interested in these parameters if the cachedb url was defined */
if (cdb_url.s) {
cdb_url.len = strlen(cdb_url.s);
if (init_cachedb_utils() <0) {
LM_ERR("cannot init cachedb utils\n");
return -1;
}
cdb_val_prefix.len = strlen(cdb_val_prefix.s);
cdb_noval_prefix.len = strlen(cdb_noval_prefix.s);
cdb_size_prefix.len = strlen(cdb_size_prefix.s);
}
/* create profile hashes */
if (add_profile_definitions( profiles_nv_s, 0)!=0 ) {
LM_ERR("failed to add profiles without value\n");
return -1;
}
if (add_profile_definitions( profiles_wv_s, 1)!=0 ) {
LM_ERR("failed to add profiles with value\n");
return -1;
}
/* load the TM API */
if (load_tm_api(&d_tmb)!=0) {
LM_ERR("can't load TM API\n");
return -1;
}
/* load RR API also */
if (load_rr_api(&d_rrb)!=0) {
LM_ERR("can't load RR API\n");
return -1;
}
/* register callbacks*/
/* listen for all incoming requests */
if ( d_tmb.register_tmcb( 0, 0, TMCB_REQUEST_IN, dlg_onreq, 0, 0 ) <=0 ) {
LM_ERR("cannot register TMCB_REQUEST_IN callback\n");
return -1;
}
/* listen for all routed requests */
if ( d_rrb.register_rrcb( dlg_onroute, 0, 1 ) <0 ) {
LM_ERR("cannot register RR callback\n");
return -1;
}
if (register_script_cb( dialog_cleanup, POST_SCRIPT_CB|REQ_TYPE_CB,0)<0) {
LM_ERR("cannot regsiter script callback");
return -1;
}
if (accept_replicated_dlg &&
bin_register_cb("dialog", receive_binary_packet) < 0) {
LM_ERR("Cannot register binary packet callback!\n");
return -1;
}
if (dlg_have_own_timer_proc) {
LM_INFO("Running with dedicated dialog timer process\n");
dlg_own_timer_proc = register_timer_process( "dlg-timer",
dlg_timer_routine, NULL,1,TIMER_PROC_INIT_FLAG );
if (dlg_own_timer_proc == NULL) {
LM_ERR("Failed to init dialog own timer proc\n");
return -1;
}
if (append_timer_to_process("dlg-pinger", dlg_ping_routine, NULL,
ping_interval,dlg_own_timer_proc) < 0) {
LM_ERR("Failed to append ping timer \n");
return -1;
}
}
else {
if ( register_timer( "dlg-timer", dlg_timer_routine, NULL, 1)<0 ) {
LM_ERR("failed to register timer \n");
return -1;
}
if ( register_timer( "dlg-pinger", dlg_ping_routine, NULL,
ping_interval)<0) {
LM_ERR("failed to register timer 2 \n");
return -1;
}
}
/* init handlers */
init_dlg_handlers(timeout_spec.s?&timeout_avp:0, default_timeout);
/* init timer */
if (init_dlg_timer(dlg_ontimeout)!=0) {
LM_ERR("cannot init timer list\n");
return -1;
}
if (init_dlg_ping_timer()!=0) {
LM_ERR("cannot init ping timer\n");
return -1;
}
/* initialized the hash table */
for( n=0 ; n<(8*sizeof(n)) ; n++) {
if (dlg_hash_size==(1<<n))
break;
if (dlg_hash_size<(1<<n)) {
LM_WARN("hash_size is not a power "
"of 2 as it should be -> rounding from %d to %d\n",
dlg_hash_size, 1<<(n-1));
dlg_hash_size = 1<<(n-1);
break;
}
}
if ( init_dlg_table(dlg_hash_size)<0 ) {
LM_ERR("failed to create hash table\n");
return -1;
}
/* if a database should be used to store the dialogs' information */
if (dlg_db_mode==DB_MODE_NONE) {
db_url.s = 0; db_url.len = 0;
} else {
if (dlg_db_mode!=DB_MODE_REALTIME &&
dlg_db_mode!=DB_MODE_DELAYED && dlg_db_mode!=DB_MODE_SHUTDOWN ) {
LM_ERR("unsupported db_mode %d\n", dlg_db_mode);
return -1;
}
if ( !db_url.s || db_url.len==0 ) {
LM_ERR("db_url not configured for db_mode %d\n", dlg_db_mode);
return -1;
}
if (init_dlg_db(&db_url, dlg_hash_size, db_update_period)!=0) {
LM_ERR("failed to initialize the DB support\n");
return -1;
}
run_load_callbacks();
}
/* if profiles should be kept in cachedb's */
destroy_dlg_callbacks( DLGCB_LOADED );
destroy_cachedb(0);
return 0;
}
/* initialize ratelimit module */
static int mod_init(void)
{
int i;
LM_DBG("initializing ...\n");
rl_lock = lock_alloc();
if (! rl_lock) {
LM_ERR("oom in lock_alloc()\n");
return -1;
}
if (lock_init(rl_lock)==0) {
LM_ERR("failed to init lock\n");
return -1;
}
/* register timer to reset counters */
if (register_timer_process(rl_timer, NULL, timer_interval,
TIMER_PROC_INIT_FLAG) == NULL) {
LM_ERR("could not register timer function\n");
return -1;
}
/* load the SIGNALLING API */
if(load_sig_api(&sigb)< 0) {
LM_ERR("can't load signaling functions\n");
return -1;
}
network_load_value = shm_malloc(sizeof(int));
if (network_load_value==NULL) {
LM_ERR("oom for network_load_value\n");
return -1;
}
check_network_load = shm_malloc(sizeof(int));
if (check_network_load==NULL) {
LM_ERR("oom for check_network_load\n");
return -1;
}
load_value = shm_malloc(sizeof(double));
if (load_value==NULL) {
LM_ERR("oom for load_value\n");
return -1;
}
load_source = shm_malloc(sizeof(int));
if (load_source==NULL) {
LM_ERR("oom for load_source\n");
return -1;
}
pid_kp = shm_malloc(sizeof(double));
if (pid_kp==NULL) {
LM_ERR("oom for pid_kp\n");
return -1;
}
pid_ki = shm_malloc(sizeof(double));
if (pid_ki==NULL) {
LM_ERR("oom for pid_ki\n");
return -1;
}
pid_kd = shm_malloc(sizeof(double));
if (pid_kd==NULL) {
LM_ERR("oom for pid_kd\n");
return -1;
}
pid_setpoint = shm_malloc(sizeof(double));
if (pid_setpoint==NULL) {
LM_ERR("oom for pid_setpoint\n");
return -1;
}
drop_rate = shm_malloc(sizeof(int));
if (drop_rate==NULL) {
LM_ERR("oom for drop_rate\n");
return -1;
}
nqueues = shm_malloc(sizeof(int));
if (nqueues==NULL) {
LM_ERR("oom for nqueues\n");
return -1;
}
rl_dbg_str = shm_malloc(sizeof(str));
if (rl_dbg_str==NULL) {
LM_ERR("oom for rl_dbg_str\n");
return -1;
}
*network_load_value = 0;
*check_network_load = 0;
*load_value = 0.0;
*load_source = load_source_mp;
*pid_kp = 0.0;
*pid_ki = -25.0;
*pid_kd = 0.0;
*pid_setpoint = 0.01 * (double)cfg_setpoint;
*drop_rate = 0;
*nqueues = nqueues_mp;
rl_dbg_str->s = NULL;
rl_dbg_str->len = 0;
for (i=0; i<MAX_PIPES; i++) {
pipes[i].algo = shm_malloc(sizeof(int));
if (pipes[i].algo==NULL) {
LM_ERR("oom for pipes[%d].algo\n", i);
return -1;
}
pipes[i].limit = shm_malloc(sizeof(int));
if (pipes[i].limit==NULL) {
LM_ERR("oom for pipes[%d].limit\n", i);
return -1;
}
pipes[i].load = shm_malloc(sizeof(int));
if (pipes[i].load==NULL) {
LM_ERR("oom for pipes[%d].load\n", i);
return -1;
}
pipes[i].counter = shm_malloc(sizeof(int));
if (pipes[i].counter==NULL) {
LM_ERR("oom for pipes[%d].counter\n", i);
return -1;
}
pipes[i].last_counter = shm_malloc(sizeof(int));
if (pipes[i].last_counter==NULL) {
LM_ERR("oom for pipes[%d].last_counter\n", i);
return -1;
}
*pipes[i].algo = pipes[i].algo_mp;
*pipes[i].limit = pipes[i].limit_mp;
*pipes[i].load = 0;
*pipes[i].counter = 0;
*pipes[i].last_counter = 0;
}
for (i=0; i<*nqueues; i++) {
queues[i].pipe = shm_malloc(sizeof(int));
if (queues[i].pipe==NULL) {
LM_ERR("oom for queues[%d].pipe\n", i);
return -1;
}
queues[i].method = shm_malloc(sizeof(str));
if (queues[i].method==NULL) {
LM_ERR("oom for queues[%d].method\n", i);
return -1;
}
*queues[i].pipe = queues[i].pipe_mp;
if (queues[i].method_mp.s == NULL) {
LM_ERR("unexpected NULL method for queues[%d].method_mp\n", i);
return -1;
}
if(str_cpy(queues[i].method, &queues[i].method_mp)) {
LM_ERR("oom str_cpy(queues[%d].method\n", i);
return -1;
}
pkg_free(queues[i].method_mp.s);
queues[i].method_mp.s = NULL;
queues[i].method_mp.len = 0;
}
set_check_network_load();
rl_drop_reason.len = strlen(rl_drop_reason.s);
return 0;
}
