CALLR CtxDns::_get_hostname()
{
DnsCommon dns;
if(__dnsssl->deque_host(_cliip, _hdr.asll(), dns))
{
LOGT(" found host from dns[" << IP2STR(_cliip) << "]<="<< dns.hostname);
if(dns.domainip==0)
{
_raddr = __db->dnsgetip(dns.hostname);
}
else
{
_raddr = SADDR_46(dns.domainip);
}
_raddr.set_port(_pconf->conport ? _pconf->conport : 80);
_set_rhost(_raddr);
LOGD(_cliip.c_str() << " --r/dns--> "<< _raddr.c_str() );
return _host_connect(_r_socket);
}
else if(!_pconf->redirect.empty())
{ //fallback
_set_rhost(_pconf->toaddr, 0, 0);
LOGD(_cliip.c_str() << " --r/cfg--> "<< _raddr.c_str() );
return _host_connect(_r_socket);
}
LOGE("No destination host found in queued hosts, neither in configuration. Connection closed");
return R_KILL;
}
/*
* EV connect callback
*
* EV_TIMER connect_timer
*/
static void
_eredis_ev_connect_cb (struct ev_loop *loop, ev_timer *w, int revents)
{
int i;
eredis_t *e;
(void) revents;
(void) loop;
e = (eredis_t*) w->data;
if (IS_SHUTDOWN(e)) {
if (e->hosts_connected) {
for (i=0; i<e->hosts_nb; i++) {
host_t *h = &e->hosts[i];
if (H_IS_CONNECTED(h) && h->async_ctx)
redisAsyncDisconnect( h->async_ctx );
}
}
else {
/* Connect timer */
ev_timer_stop( e->loop, &e->connect_timer );
/* Async send */
ev_async_stop( e->loop, &e->send_async );
/* Event break */
ev_break( e->loop, EVBREAK_ALL );
}
return;
}
for (i=0; i<e->hosts_nb; i++) {
host_t *h = &e->hosts[i];
switch (H_CONN_STATE( h )) {
case HOST_F_CONNECTED:
break;
case HOST_F_FAILED:
if ((h->failures < HOST_FAILED_RETRY_AFTER)
||
( ! _host_connect( h, 0 ))) {
h->failures %= HOST_FAILED_RETRY_AFTER;
h->failures ++;
}
break;
case HOST_F_DISCONNECTED:
if (! _host_connect( h, 0 )) {
if ((++ h->failures) > HOST_DISCONNECTED_RETRIES) {
h->failures = 0;
H_SET_FAILED( h );
}
}
break;
default:
break;
}
}
if (! IS_READY(e)) {
/* Ready flag - need a connected host or a connection failure */
int nb = 0;
/* build ready flag */
for (i=0; i<e->hosts_nb; i++) {
host_t *h = &e->hosts[i];
if (H_IS_INIT( h ))
nb ++;
}
if (nb == e->hosts_nb) {
SET_READY(e);
e->send_async_pending = 1;
ev_async_send( e->loop, &e->send_async );
}
}
}
