static int
UNSAFE_accept_many_server(struct pollfd *pfd, int max,
struct sockaddr *sa, socklen_t *saSize, GError **err)
{
int nbEvents = poll(pfd, max, 2000);
/* timeout or error */
if (nbEvents == 0)
return -1;
if (nbEvents < 0) {
if (errno != EINTR && errno != EAGAIN)
GSETERROR(err,"poll error : %s", strerror(errno));
return -1;
}
/* events! */
for (int i=0; i<max ;i++) {
if (!pfd[i].revents)
continue;
if (pfd[i].revents & POLLIN) {
int clt = accept_nonblock(pfd[i].fd, sa, saSize);
if (clt >= 0)
return clt;
if (errno != EAGAIN && errno != EINTR)
GSETERROR(err,"accept error : %s", strerror(errno));
return -1;
}
}
return -1;
}
static struct network_client_s *
_endpoint_manage_event(struct network_server_s *srv, struct endpoint_s *e)
{
int fd;
struct sockaddr_storage ss;
socklen_t ss_len;
retry:
memset(&ss, 0, sizeof(ss));
ss_len = sizeof(ss);
fd = accept_nonblock(e->fd, (struct sockaddr*)&ss, &ss_len);
if (0 > fd) {
if (errno == EINTR)
goto retry;
if (errno != EAGAIN && errno != EWOULDBLOCK)
GRID_WARN("fd=%d ACCEPT error (%d %s)", e->fd, errno, strerror(errno));
return NULL;
}
switch (e->flags) {
case NETSERVER_THROUGHPUT:
sock_set_cork(fd, TRUE);
break;
case NETSERVER_LATENCY:
sock_set_linger_default(fd);
sock_set_nodelay(fd, TRUE);
sock_set_tcpquickack(fd, TRUE);
break;
default:
break;
}
struct network_client_s *clt = SLICE_NEW0(struct network_client_s);
if (NULL == clt) {
metautils_pclose(&fd);
_cnx_notify_close(srv);
return NULL;
}
switch (_cnx_notify_accept(srv)) {
case EXCESS_SOFT:
clt->current_error = NEWERROR(CODE_UNAVAILABLE, "Server overloaded.");
case EXCESS_NONE:
break;
case EXCESS_HARD:
metautils_pclose(&fd);
_cnx_notify_close(srv);
return NULL;
}
clt->main_stats = srv->stats;
clt->server = srv;
clt->fd = fd;
grid_sockaddr_to_string((struct sockaddr*)&ss,
clt->peer_name, sizeof(clt->peer_name));
_client_sock_name(fd, clt->local_name, sizeof(clt->local_name));
clt->time.cnx = network_server_bogonow(srv);
clt->events = CLT_READ;
clt->input.first = clt->input.last = NULL;
clt->output.first = clt->output.last = NULL;
if (e->factory_hook)
e->factory_hook(e->factory_udata, clt);
return clt;
}
