int async_send_query(sip_msg_t *msg, str *query, cfg_action_t *act)
{
async_query_t *aq;
unsigned int tindex = 0;
unsigned int tlabel = 0;
short suspend = 0;
int dsize;
int len;
tm_cell_t *t = 0;
if(query==0) {
LM_ERR("invalid parameters\n");
return -1;
}
t = tmb.t_gett();
if (t==NULL || t==T_UNDEFINED) {
LM_DBG("no pre-existing transaction, switching to transaction-less behavior\n");
} else if (!ah_params.suspend_transaction) {
LM_DBG("transaction won't be suspended\n");
} else {
if(tmb.t_suspend==NULL) {
LM_ERR("http async query is disabled - tm module not loaded\n");
return -1;
}
if(tmb.t_suspend(msg, &tindex, &tlabel)<0) {
LM_ERR("failed to suspend request processing\n");
return -1;
}
suspend = 1;
LM_DBG("transaction suspended [%u:%u]\n", tindex, tlabel);
}
dsize = sizeof(async_query_t);
aq = (async_query_t*)shm_malloc(dsize);
if(aq==NULL)
{
LM_ERR("no more shm\n");
goto error;
}
memset(aq,0,dsize);
if(shm_str_dup(&aq->query, query)<0) {
goto error;
}
aq->param = act;
aq->tindex = tindex;
aq->tlabel = tlabel;
aq->query_params.tls_verify_peer = ah_params.tls_verify_peer;
aq->query_params.tls_verify_host = ah_params.tls_verify_host;
aq->query_params.suspend_transaction = suspend;
aq->query_params.timeout = ah_params.timeout;
aq->query_params.headers = ah_params.headers;
aq->query_params.method = ah_params.method;
aq->query_params.authmethod = ah_params.authmethod;
q_idx++;
snprintf(q_id, MAX_ID_LEN+1, "%u-%u", (unsigned int)getpid(), q_idx);
strncpy(aq->id, q_id, strlen(q_id));
aq->query_params.tls_client_cert.s = NULL;
aq->query_params.tls_client_cert.len = 0;
if (ah_params.tls_client_cert.s && ah_params.tls_client_cert.len > 0) {
if (shm_str_dup(&aq->query_params.tls_client_cert, &(ah_params.tls_client_cert)) < 0) {
LM_ERR("Error allocating aq->query_params.tls_client_cert\n");
goto error;
}
}
aq->query_params.tls_client_key.s = NULL;
aq->query_params.tls_client_key.len = 0;
if (ah_params.tls_client_key.s && ah_params.tls_client_key.len > 0) {
if (shm_str_dup(&aq->query_params.tls_client_key, &(ah_params.tls_client_key)) < 0) {
LM_ERR("Error allocating aq->query_params.tls_client_key\n");
goto error;
}
}
aq->query_params.tls_ca_path.s = NULL;
aq->query_params.tls_ca_path.len = 0;
if (ah_params.tls_ca_path.s && ah_params.tls_ca_path.len > 0) {
if (shm_str_dup(&aq->query_params.tls_ca_path, &(ah_params.tls_ca_path)) < 0) {
LM_ERR("Error allocating aq->query_params.tls_ca_path\n");
goto error;
}
}
aq->query_params.body.s = NULL;
aq->query_params.body.len = 0;
if (ah_params.body.s && ah_params.body.len > 0) {
if (shm_str_dup(&aq->query_params.body, &(ah_params.body)) < 0) {
LM_ERR("Error allocating aq->query_params.body\n");
goto error;
}
}
aq->query_params.username = NULL;
if (ah_params.username) {
len = strlen(ah_params.username);
aq->query_params.username = shm_malloc(len+1);
if(aq->query_params.username == NULL) {
LM_ERR("error in shm_malloc\n");
goto error;
}
strncpy(aq->query_params.username, ah_params.username, len);
aq->query_params.username[len] = '\0';
}
aq->query_params.password = NULL;
if (ah_params.password) {
len = strlen(ah_params.password);
aq->query_params.password = shm_malloc(len+1);
if(aq->query_params.password == NULL) {
LM_ERR("error in shm_malloc\n");
goto error;
}
strncpy(aq->query_params.password, ah_params.password, len);
aq->query_params.password[len] = '\0';
}
set_query_params(&ah_params);
if(async_push_query(aq)<0) {
LM_ERR("failed to relay query: %.*s\n", query->len, query->s);
goto error;
}
if (suspend) {
/* force exit in config */
return 0;
}
/* continue route processing */
return 1;
error:
if (suspend) {
tmb.t_cancel_suspend(tindex, tlabel);
}
free_async_query(aq);
return -1;
}
void init_query_params(struct query_params *p) {
memset(&ah_params, 0, sizeof(struct query_params));
set_query_params(p);
}
static int ah_set_req(struct sip_msg* msg, pv_param_t *param,
int op, pv_value_t *val)
{
pv_value_t *tval;
if(param==NULL || tmb.t_request==NULL)
return -1;
tval = val;
if((tval!=NULL) && (tval->flags&PV_VAL_NULL)) {
tval = NULL;
}
switch((enum http_req_name_t) param->pvn.u.isname.name.n) {
case E_HRN_ALL:
if (tval == NULL)
set_query_params(&ah_params);
break;
case E_HRN_HDR:
if (tval) {
if (!(tval->flags & PV_VAL_STR)) {
LM_ERR("invalid value type for $http_req(hdr)\n");
return -1;
}
header_list_add(&ah_params.headers, &tval->rs);
}
break;
case E_HRN_METHOD:
if (tval) {
if (!(tval->flags & PV_VAL_STR)) {
LM_ERR("invalid value type for $http_req(method)\n");
return -1;
}
query_params_set_method(&ah_params, &tval->rs);
} else {
ah_params.method = AH_METH_DEFAULT;
}
break;
case E_HRN_TIMEOUT:
if (tval) {
if (!(tval->flags & PV_VAL_INT)) {
LM_ERR("invalid value type for $http_req(timeout)\n");
return -1;
}
ah_params.timeout = tval->ri;
} else {
ah_params.timeout = http_timeout;
}
break;
case E_HRN_TLS_CA_PATH:
if (tval) {
if (!(tval->flags & PV_VAL_STR)) {
LM_ERR("invalid value type for $http_req(tls_ca_path)\n");
return -1;
}
set_query_param(&ah_params.tls_ca_path, tval->rs);
} else {
set_query_param(&ah_params.tls_ca_path, tls_ca_path);
}
break;
case E_HRN_TLS_CLIENT_KEY:
if (tval) {
if (!(tval->flags & PV_VAL_STR)) {
LM_ERR("invalid value type for $http_req(tls_client_key)\n");
return -1;
}
set_query_param(&ah_params.tls_client_key, tval->rs);
} else {
set_query_param(&ah_params.tls_client_key, tls_client_key);
}
break;
case E_HRN_TLS_CLIENT_CERT:
if (tval) {
if (!(tval->flags & PV_VAL_STR)) {
LM_ERR("invalid value type for $http_req(tls_client_cert)\n");
return -1;
}
set_query_param(&ah_params.tls_client_cert, tval->rs);
} else {
set_query_param(&ah_params.tls_client_cert, tls_client_cert);
}
break;
case E_HRN_SUSPEND:
if (tval) {
if (!(tval->flags & PV_VAL_INT)) {
LM_ERR("invalid value type for $http_req(suspend)\n");
return -1;
}
ah_params.suspend_transaction = tval->ri?1:0;
} else {
ah_params.suspend_transaction = 1;
}
break;
}
return 1;
}
