along with this program; if not, write to the Free Software
Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
- $Id: net.c,v 1.35.4.148 2001/11/05 19:09:08 guus Exp $
+ $Id: net.c,v 1.35.4.149 2001/11/16 12:22:02 zarq Exp $
*/
#include "config.h"
#include "connection.h"
#include "meta.h"
#include "net.h"
-#include "netutl.h"
#include "process.h"
#include "protocol.h"
#include "subnet.h"
/* Connect */
- a.sin_family = AF_INET;
- a.sin_port = htons(c->port);
- a.sin_addr.s_addr = htonl(c->address);
-
- if(connect(c->socket, (struct sockaddr *)&a, sizeof(a)) == -1)
+ if(connect(c->socket, c->address->ai_addr, c->address->ai_addrlen) == -1)
{
close(c->socket);
- syslog(LOG_ERR, _("%s port %hd: %m"), c->hostname, c->port);
+ syslog(LOG_ERR, _("%s port %s: %m"), c->hostname, c->port);
return -1;
}
if(fcntl(c->socket, F_SETFL, flags | O_NONBLOCK) < 0)
{
close(c->socket);
- syslog(LOG_ERR, _("fcntl for %s port %d: %m"),
+ syslog(LOG_ERR, _("fcntl for %s port %s: %m"),
c->hostname, c->port);
return -1;
}
if(debug_lvl >= DEBUG_CONNECTIONS)
- syslog(LOG_INFO, _("Connected to %s port %hd"),
+ syslog(LOG_INFO, _("Connected to %s port %s"),
c->hostname, c->port);
cp
return 0;
{
connection_t *c;
node_t *n;
- struct hostent *h;
+ struct addrinfo *ai, *aitop, hints;
+ int r, ipv6preferred;
+
cp
n = lookup_node(name);
return -1;
}
- if(!get_config_port(lookup_config(c->config_tree, "Port"), &c->port))
+ if(!get_config_string(lookup_config(c->config_tree, "Port"), &c->port))
{
syslog(LOG_ERR, _("No port specified for %s"), c->name);
free_connection(c);
return -1;
}
- if(!(h = gethostbyname(c->hostname)))
+ hints.ai_socktype = SOCK_STREAM;
+ hints.ai_family = AF_INET;
+ if(get_config_bool(lookup_config(c->config_tree, "IPv6Preferred"), &ipv6preferred))
{
- syslog(LOG_ERR, _("Error looking up `%s': %m"), c->hostname);
- free_connection(c);
+ if(ipv6preferred)
+ hints.ai_family = PF_UNSPEC;
+ }
+
+ if((r = getaddrinfo(c->hostname, c->port, &hints, &aitop)) != 0)
+ {
+ syslog(LOG_ERR, _("Looking up %s failed: %s\n"),
+ c->hostname, gai_strerror(r));
return -1;
}
- c->address = ntohl(*((ipv4_t*)(h->h_addr_list[0])));
- c->hostname = hostlookup(htonl(c->address));
+ for(ai = aitop; ai != NULL; ai = ai->ai_next)
+ {
+ if(setup_outgoing_socket(c) < 0)
+ continue;
+ }
- if(setup_outgoing_socket(c) < 0)
+ if(ai == NULL)
{
- syslog(LOG_ERR, _("Could not set up a meta connection to %s (%s)"),
- c->name, c->hostname);
+ /* No connection alternative succeeded */
free_connection(c);
return -1;
}
while(cfg)
{
get_config_string(cfg, &name);
- cfg = lookup_config_next(config_tree, cfg); /* Next time skip to next ConnectTo line */
if(check_id(name))
{
if(setup_outgoing_connection(name)) /* function returns 0 when there are no problems */
retry = 1;
+ cfg = lookup_config_next(config._tree, cfg); /* Next time skip to next ConnectTo line */
}
get_config_int(lookup_config(config_tree, "MaxTimeout"), &maxtimeout);
if(seconds_till_retry > maxtimeout) /* Don't wait more than MAXTIMEOUT seconds. */
seconds_till_retry = maxtimeout;
- syslog(LOG_ERR, _("Failed to setup all outgoing connections, will retry in %d seconds"),
+ syslog(LOG_ERR, _("Failed to setup any outgoing connection, will retry in %d seconds"),
seconds_till_retry);
/* Randomize timeout to avoid global synchronisation effects */