Various small fixes.

[tinc] / src / net.c

diff --git a/src/net.c b/src/net.c
index f4de67f..106549e 100644 (file)
--- a/src/net.c
+++ b/src/net.c
@@ -17,7 +17,7 @@
     along with this program; if not, write to the Free Software
     Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
 
-    $Id: net.c,v 1.35.4.99 2001/02/27 16:17:04 guus Exp $
+    $Id: net.c,v 1.35.4.101 2001/03/01 21:32:01 guus Exp $
 */
 
 #include "config.h"
@@ -84,6 +84,7 @@
 #include "process.h"
 #include "protocol.h"
 #include "subnet.h"
+#include "process.h"
 
 #include "system.h"
 
@@ -929,11 +930,17 @@ cp
       cfg = get_config_val(upstreamcfg, config_connectto); /* Or else we try the next ConnectTo line */
     }
     
-  signal(SIGALRM, sigalrm_handler);
-  upstreamcfg = config;
-  seconds_till_retry = MAXTIMEOUT;
-  syslog(LOG_NOTICE, _("Trying to re-establish outgoing connection in %d seconds"), seconds_till_retry);
-  alarm(seconds_till_retry);
+  if(do_detach)
+    {
+      signal(SIGALRM, sigalrm_handler);
+      upstreamcfg = config;
+      seconds_till_retry = MAXTIMEOUT;
+      syslog(LOG_NOTICE, _("Trying to re-establish outgoing connection in %d seconds"), seconds_till_retry);
+      alarm(seconds_till_retry);
+    }
+  else
+    return -1;
+
 cp
   return 0;
 }
@@ -949,6 +956,7 @@ cp
   for(node = connection_tree->head; node; node = node->next)
     {
       p = (connection_t *)node->data;
+      p->status.outgoing = 0;
       p->status.active = 0;
       terminate_connection(p);
     }
@@ -971,76 +979,6 @@ cp
   return;
 }
 
-/*
-  create a data (udp) socket
-  OBSOLETED: use only one listening socket for compatibility with non-Linux operating systems
-*/
-int setup_vpn_connection(connection_t *cl)
-{
-  int nfd, flags;
-  struct sockaddr_in a;
-  const int one = 1;
-cp
-  if(debug_lvl >= DEBUG_TRAFFIC)
-    syslog(LOG_DEBUG, _("Opening UDP socket to %s"), cl->hostname);
-
-  nfd = socket(AF_INET, SOCK_DGRAM, IPPROTO_UDP);
-  if(nfd == -1)
-    {
-      syslog(LOG_ERR, _("Creating UDP socket failed: %m"));
-      return -1;
-    }
-
-  setsockopt(nfd, SOL_SOCKET, SO_REUSEADDR, &one, sizeof(one));
-
-  flags = fcntl(nfd, F_GETFL);
-  if(fcntl(nfd, F_SETFL, flags | O_NONBLOCK) < 0)
-    {
-      close(nfd);
-      syslog(LOG_ERR, _("System call `%s' failed: %m"),
-            "fcntl");
-      return -1;
-    }
-
-  memset(&a, 0, sizeof(a));
-  a.sin_family = AF_INET;
-  a.sin_port = htons(myself->port);
-  a.sin_addr.s_addr = htonl(INADDR_ANY);
-
-  if(bind(nfd, (struct sockaddr *)&a, sizeof(struct sockaddr)))
-    {
-      close(nfd);
-      syslog(LOG_ERR, _("Can't bind to port %hd/udp: %m"), myself->port);
-      return -1;
-    }
-
-  a.sin_family = AF_INET;
-  a.sin_port = htons(cl->port);
-  a.sin_addr.s_addr = htonl(cl->address);
-
-  if(connect(nfd, (struct sockaddr *)&a, sizeof(a)) == -1)
-    {
-      close(nfd);
-      syslog(LOG_ERR, _("Connecting to %s port %d failed: %m"),
-            cl->hostname, cl->port);
-      return -1;
-    }
-
-  flags = fcntl(nfd, F_GETFL);
-  if(fcntl(nfd, F_SETFL, flags | O_NONBLOCK) < 0)
-    {
-      close(nfd);
-      syslog(LOG_ERR, _("This is a bug: %s:%d: %d:%m %s (%s)"), __FILE__, __LINE__, nfd,
-             cl->name, cl->hostname);
-      return -1;
-    }
-
-  cl->socket = nfd;
-  cl->status.dataopen = 1;
-cp
-  return 0;
-}
-
 /*
   handle an incoming tcp connect call and open
   a connection to it.
@@ -1419,7 +1357,7 @@ cp
           if(read_server_config())
             {
               syslog(LOG_ERR, _("Unable to reread configuration file, exiting"));
-              exit(0);
+              exit(1);
             }
 
           sleep(5);