static int ___connect(zfinder_t * finder, int timeout)
{
zfinder_postproxy_t *my_db;
my_db = (zfinder_postproxy_t *) (finder->db);
if (my_db->fp) {
return 0;
}
if (my_db->fd < 0) {
my_db->fd = zconnect(finder->uri, timeout);
}
if (my_db->fd < 0) {
return -1;
}
my_db->fp = zstream_open_FD(my_db->fd);
return 0;
}
int zconnectx(zsock_t sock, const char *host, uint16_t port, int listenq, int timeout_ms){
int ret;
zsockaddr_in addr;
ret = zinet_addr(&addr, host, port);
if(ret != ZOK){
return(ret);
}
if(listenq > 0){
int reuse = 1;
zsock_nonblock(sock, 0);
setsockopt(sock, SOL_SOCKET, SO_REUSEADDR, &reuse, sizeof(reuse));
zbind(sock, (ZSA*)&addr, sizeof(addr));
ret = zlisten(sock, listenq);
}else{
if(-1 == timeout_ms){
// block connect
#if ZTRACE_SOCKET
ZDBG("start block connect...");
#endif
zsock_nonblock(sock, 0);
ret = zconnect(sock, (ZSA*)&addr, sizeof(addr));
zsock_nonblock(sock, 1);
#if ZTRACE_SOCKET
ZDBG("block connect end.");
#endif
return ret;
}
// nonblock connect
if(ZOK != (ret = zconnect(sock, (ZSA*)&addr, sizeof(addr)))){
struct timeval tv;
fd_set rset, wset;
int error;
socklen_t len;
if(timeout_ms < 1000 || timeout_ms > 15000){
timeout_ms = 4000;
}
tv.tv_sec = timeout_ms/1000;
tv.tv_usec = (timeout_ms%1000)*1000;
FD_ZERO(&rset);
FD_SET(sock, &rset);
FD_ZERO(&wset);
FD_SET(sock, &wset);
#if ZTRACE_SOCKET
ZDBG("conect timeout<sec:%d, usec:%d>", tv.tv_sec, tv.tv_usec);
#endif
if((ret = zselect(sock+1, &rset, &wset, NULL, &tv)) > 0){
ZDBG("select<%d>", ret);
len = sizeof(error);
getsockopt(sock, SOL_SOCKET, SO_ERROR, &error,&len);
if(0 == error){
ret = ZOK;
ZDBG("connect ok");
}else{
ret = ZFAIL;
ZDBG("connect fail");
}
}else{
ret = ZTIMEOUT;
}
}
}
ZERRC(ret);
return(ret);
}
