int ht_api_set_cell_expire(str *hname, str *name,
int type, int_str *val)
{
ht_t* ht;
ht = ht_get_table(hname);
if(ht==NULL)
return -1;
return ht_set_cell_expire(ht, name, type, val);
}
int pv_set_ht_cell_expire(struct sip_msg* msg, pv_param_t *param,
int op, pv_value_t *val)
{
str htname;
int_str isval;
ht_pv_t *hpv;
hpv = (ht_pv_t*)param->pvn.u.dname;
if(hpv->ht==NULL)
hpv->ht = ht_get_table(&hpv->htname);
if(hpv->ht==NULL)
return -1;
if(pv_printf_s(msg, hpv->pve, &htname)!=0)
{
LM_ERR("cannot get $ht name\n");
return -1;
}
LM_DBG("set expire value for $ht(%.*s=>%.*s)\n", hpv->htname.len,
hpv->htname.s, htname.len, htname.s);
isval.n = 0;
if(val!=NULL)
{
if(val->flags&PV_TYPE_INT)
isval.n = val->ri;
}
if (hpv->ht->dmqreplicate>0 && ht_dmq_replicate_action(HT_DMQ_SET_CELL_EXPIRE, &hpv->htname, &htname, 0, &isval, 0)!=0) {
LM_ERR("dmq relication failed\n");
}
if(ht_set_cell_expire(hpv->ht, &htname, 0, &isval)!=0)
{
LM_ERR("cannot set $ht(%.*s)\n", htname.len, htname.s);
return -1;
}
return 0;
}
int ht_dmq_replay_action(ht_dmq_action_t action, str* htname, str* cname, int type, int_str* val, int mode) {
ht_t* ht;
ht = ht_get_table(htname);
if(ht==NULL) {
LM_ERR("unable to get table\n");
return -1;
}
LM_DBG("replaying action %d on %.*s=>%.*s...\n", action, htname->len, htname->s, cname->len, cname->s);
if (action==HT_DMQ_SET_CELL) {
return ht_set_cell(ht, cname, type, val, mode);
} else if (action==HT_DMQ_SET_CELL_EXPIRE) {
return ht_set_cell_expire(ht, cname, 0, val);
} else if (action==HT_DMQ_DEL_CELL) {
return ht_del_cell(ht, cname);
} else if (action==HT_DMQ_RM_CELL_RE) {
return ht_rm_cell_re(&val->s, ht, mode);
} else {
LM_ERR("unrecognized action");
return -1;
}
}
/**
* load content of a db table in hash table
*/
int ht_db_load_table(ht_t *ht, str *dbtable, int mode)
{
db_key_t db_cols[5] = {&ht_db_name_column, &ht_db_ktype_column,
&ht_db_vtype_column, &ht_db_value_column, &ht_db_expires_column};
db_key_t db_ord = &ht_db_name_column;
db1_res_t* db_res = NULL;
str kname;
str pname;
str hname;
str kvalue;
int ktype;
int vtype;
int last_ktype;
int n;
int_str val;
int_str expires;
int i;
int ret;
int cnt;
int now;
int ncols;
if(ht_db_con==NULL)
{
LM_ERR("no db connection\n");
return -1;
}
if (ht_dbf.use_table(ht_db_con, dbtable) < 0)
{
LM_ERR("failed to use_table\n");
return -1;
}
LM_DBG("=============== loading hash table [%.*s] from database [%.*s]\n",
ht->name.len, ht->name.s, dbtable->len, dbtable->s);
cnt = 0;
ncols = 4;
if(ht->htexpire > 0 && ht_db_expires_flag!=0)
ncols = 5;
if (DB_CAPABILITY(ht_dbf, DB_CAP_FETCH)) {
if(ht_dbf.query(ht_db_con,0,0,0,db_cols,0,ncols,db_ord,0) < 0)
{
LM_ERR("Error while querying db\n");
return -1;
}
if(ht_dbf.fetch_result(ht_db_con, &db_res, ht_fetch_rows)<0)
{
LM_ERR("Error while fetching result\n");
if (db_res)
ht_dbf.free_result(ht_db_con, db_res);
goto error;
} else {
if(RES_ROW_N(db_res)==0)
{
LM_DBG("Nothing to be loaded in hash table\n");
return 0;
}
}
} else {
if((ret=ht_dbf.query(ht_db_con, NULL, NULL, NULL, db_cols,
0, ncols, db_ord, &db_res))!=0
|| RES_ROW_N(db_res)<=0 )
{
if( ret==0)
{
ht_dbf.free_result(ht_db_con, db_res);
return 0;
} else {
goto error;
}
}
}
pname.len = 0;
pname.s = "";
n = 0;
last_ktype = 0;
now = (int)time(NULL);
do {
for(i=0; i<RES_ROW_N(db_res); i++)
{
/* not NULL values enforced in table definition ?!?! */
kname.s = (char*)(RES_ROWS(db_res)[i].values[0].val.string_val);
if(kname.s==NULL) {
LM_ERR("null key in row %d\n", i);
goto error;
}
kname.len = strlen(kname.s);
expires.n = 0;
if(ht->htexpire > 0 && ht_db_expires_flag!=0) {
expires.n = RES_ROWS(db_res)[i].values[4].val.int_val;
if (expires.n > 0 && expires.n < now) {
LM_DBG("skipping expired entry [%.*s] (%d)\n", kname.len,
kname.s, expires.n-now);
continue;
}
}
cnt++;
ktype = RES_ROWS(db_res)[i].values[1].val.int_val;
if(last_ktype==1)
{
if(pname.len>0
&& (pname.len!=kname.len
|| strncmp(pname.s, kname.s, pname.len)!=0))
{
/* new key name, last was an array => add its size */
snprintf(ht_name_buf, HT_NAME_BUF_SIZE, "%.*s%.*s",
pname.len, pname.s, ht_array_size_suffix.len,
ht_array_size_suffix.s);
hname.s = ht_name_buf;
hname.len = strlen(ht_name_buf);
val.n = n;
if(ht_set_cell(ht, &hname, 0, &val, mode))
{
LM_ERR("error adding array size to hash table.\n");
goto error;
}
pname.len = 0;
pname.s = "";
n = 0;
}
}
last_ktype = ktype;
pname = kname;
if(ktype==1)
{
snprintf(ht_name_buf, HT_NAME_BUF_SIZE, "%.*s[%d]",
kname.len, kname.s, n);
hname.s = ht_name_buf;
hname.len = strlen(ht_name_buf);
n++;
} else {
hname = kname;
}
vtype = RES_ROWS(db_res)[i].values[2].val.int_val;
kvalue.s = (char*)(RES_ROWS(db_res)[i].values[3].val.string_val);
if(kvalue.s==NULL) {
LM_ERR("null value in row %d\n", i);
goto error;
}
kvalue.len = strlen(kvalue.s);
/* add to hash */
if(vtype==1)
str2sint(&kvalue, &val.n);
else
val.s = kvalue;
if(ht_set_cell(ht, &hname, (vtype)?0:AVP_VAL_STR, &val, mode))
{
LM_ERR("error adding to hash table\n");
goto error;
}
/* set expiry */
if (ht->htexpire > 0 && expires.n > 0) {
expires.n -= now;
if(ht_set_cell_expire(ht, &hname, 0, &expires)) {
LM_ERR("error setting expires to hash entry [%*.s]\n", hname.len, hname.s);
goto error;
}
}
}
if (DB_CAPABILITY(ht_dbf, DB_CAP_FETCH)) {
if(ht_dbf.fetch_result(ht_db_con, &db_res, ht_fetch_rows)<0) {
LM_ERR("Error while fetching!\n");
goto error;
}
} else {
break;
}
} while(RES_ROW_N(db_res)>0);
if(last_ktype==1)
{
snprintf(ht_name_buf, HT_NAME_BUF_SIZE, "%.*s%.*s",
pname.len, pname.s, ht_array_size_suffix.len,
ht_array_size_suffix.s);
hname.s = ht_name_buf;
hname.len = strlen(ht_name_buf);
val.n = n;
if(ht_set_cell(ht, &hname, 0, &val, mode))
{
LM_ERR("error adding array size to hash table.\n");
goto error;
}
}
ht_dbf.free_result(ht_db_con, db_res);
LM_DBG("loaded %d values in hash table\n", cnt);
return 0;
error:
ht_dbf.free_result(ht_db_con, db_res);
return -1;
}