cps_api_return_code_t cps_api_connect_owner(cps_api_object_owner_reg_t*o,cps_api_channel_t &handle) {
t_std_error rc = std_sock_connect(&o->addr,&handle);
if (rc!=STD_ERR_OK) {
EV_LOG(ERR,DSAPI,0,"CPS IPC","not able to connect to owner");
rc = cps_api_ret_code_SERVICE_CONNECT_FAIL;
}
return (cps_api_return_code_t) rc;
}
t_std_error std_server_client_connect(std_event_client_handle * handle, const char *event_channel_name) {
std_socket_address_t addr;
setup_address(&addr,event_channel_name);
int sock = -1;
t_std_error rc = std_sock_connect(&addr,&sock);
if (rc!=STD_ERR_OK) return rc;
std_sock_set_sndbuf(sock,SOCKET_BUFFER_SIZE);
*handle = sock;
return STD_ERR_OK;
}
extern "C" cps_api_return_code_t cps_api_object_stats(cps_api_key_t *key, cps_api_object_t stats_obj) {
cps_api_return_code_t rc = cps_api_ret_code_ERR;
cps_api_channel_t handle = -1;
if (key==nullptr || cps_api_key_get_len(key)==0) {
std_socket_address_t addr;
cps_api_ns_get_address(&addr);
int sock;
t_std_error _rc = std_sock_connect(&addr,&sock);
if (_rc!=STD_ERR_OK) {
return rc;
}
handle = sock;
} else {
if (!cps_api_get_handle(*key,handle)) {
char buff[CPS_API_KEY_STR_MAX];
EV_LOG(ERR,DSAPI,0,"NS","Failed to find owner for %s",
cps_api_key_print(key,buff,sizeof(buff)-1));
return cps_api_ret_code_NO_SERVICE;
}
}
if (handle==-1) {
EV_LOG(ERR,DSAPI,0,"NS-STATS","No connection to the NS for stats.");
return rc;
}
do {
if (!cps_api_send_header(handle,cps_api_msg_o_STATS,0)) {
break;
}
size_t len;
uint32_t op=0;
if (!cps_api_receive_header(handle,op,len)) break;
if (op!=cps_api_msg_o_STATS) break;
cps_api_object_guard og (cps_api_receive_object(handle,len));
if(!og.valid()) return false;
if (!cps_api_object_clone(stats_obj,og.get())) {
break;
}
rc = cps_api_ret_code_OK;
} while (0);
cps_api_disconnect_owner(handle);
return rc;
}