X-Git-Url: https://www.tinc-vpn.org/git/browse?p=tinc;a=blobdiff_plain;f=src%2Fnet.c;h=4a2af954c53e871bebae6dd33113017716809708;hp=144655fbd8b46c35abcdd80d1e1cf871b1e1304f;hb=73d77dd416b87b7c4e9b6aa450f64846235cd2b4;hpb=eb391c52eed46f3f03b404553df417851fc0cb90

diff --git a/src/net.c b/src/net.c
index 144655fb..4a2af954 100644
--- a/src/net.c
+++ b/src/net.c
@@ -1,7 +1,7 @@
 /*
     net.c -- most of the network code
     Copyright (C) 1998-2005 Ivo Timmermans,
-                  2000-2006 Guus Sliepen <guus@tinc-vpn.org>
+                  2000-2009 Guus Sliepen <guus@tinc-vpn.org>
 
     This program is free software; you can redistribute it and/or modify
     it under the terms of the GNU General Public License as published by
@@ -241,7 +241,7 @@ static void check_dead_connections(void)
 		if(c->last_ping_time + pingtimeout < now) {
 			if(c->status.active) {
 				if(c->status.pinged) {
-					ifdebug(CONNECTIONS) logger(LOG_INFO, _("%s (%s) didn't respond to PING in %d seconds"),
+					ifdebug(CONNECTIONS) logger(LOG_INFO, _("%s (%s) didn't respond to PING in %ld seconds"),
 							   c->name, c->hostname, now - c->last_ping_time);
 					c->status.timeout = true;
 					terminate_connection(c, true);
@@ -270,7 +270,7 @@ static void check_dead_connections(void)
 		if(c->outbuflen > 0 && c->last_flushed_time + pingtimeout < now) {
 			if(c->status.active) {
 				ifdebug(CONNECTIONS) logger(LOG_INFO,
-						_("%s (%s) could not flush for %d seconds (%d bytes remaining)"),
+						_("%s (%s) could not flush for %ld seconds (%d bytes remaining)"),
 						c->name, c->hostname, now - c->last_flushed_time, c->outbuflen);
 				c->status.timeout = true;
 				terminate_connection(c, true);
@@ -295,8 +295,10 @@ static void check_network_activity(fd_set * readset, fd_set * writeset)
 
 	/* check input from kernel */
 	if(FD_ISSET(device_fd, readset)) {
-		if(read_packet(&packet))
+		if(read_packet(&packet)) {
+			packet.priority = 0;
 			route(myself, &packet);
+		}
 	}
 
 	/* check meta connections */
@@ -354,14 +356,17 @@ int main_loop(void)
 	fd_set readset, writeset;
 	struct timeval tv;
 	int r, maxfd;
-	time_t last_ping_check, last_config_check;
+	time_t last_ping_check, last_config_check, last_graph_dump;
 	event_t *event;
 
 	cp();
 
 	last_ping_check = now;
 	last_config_check = now;
+	last_graph_dump = now;
+	
 	srand(now);
+	srand48(now);
 
 	running = true;
 
@@ -409,33 +414,35 @@ int main_loop(void)
 			/* Should we regenerate our key? */
 
 			if(keyexpires < now) {
-				ifdebug(STATUS) logger(LOG_INFO, _("Regenerating symmetric key"));
+				avl_node_t *node;
+				node_t *n;
+
+				ifdebug(STATUS) logger(LOG_INFO, _("Expiring symmetric keys"));
+
+				for(node = node_tree->head; node; node = node->next) {
+					n = node->data;
+					if(n->inkey) {
+						free(n->inkey);
+						n->inkey = NULL;
+					}
+				}
 
-				RAND_pseudo_bytes((unsigned char *)myself->key, myself->keylength);
-				if(myself->cipher)
-					EVP_DecryptInit_ex(&packet_ctx, myself->cipher, NULL, (unsigned char *)myself->key, (unsigned char *)myself->key + myself->cipher->key_len);
 				send_key_changed(broadcast, myself);
 				keyexpires = now + keylifetime;
 			}
 		}
 
-
-		while((event = get_expired_event())) {
-			event->handler(event->data);
-			free(event);
-		}
-
 		if(sigalrm) {
 			logger(LOG_INFO, _("Flushing event queue"));
-
-			while(event_tree->head) {
-				event = event_tree->head->data;
-				event->handler(event->data);
-				event_del(event);
-			}
+			expire_events();
 			sigalrm = false;
 		}
 
+		while((event = get_expired_event())) {
+			event->handler(event->data);
+			free_event(event);
+		}
+
 		if(sighup) {
 			connection_t *c;
 			avl_node_t *node;
@@ -459,14 +466,7 @@ int main_loop(void)
 			for(node = connection_tree->head; node; node = node->next) {
 				c = node->data;
 				
-				if(c->outgoing) {
-					free(c->outgoing->name);
-					freeaddrinfo(c->outgoing->ai);
-					free(c->outgoing);
-					c->outgoing = NULL;
-				}
-				
-				asprintf(&fname, "%s/hosts/%s", confbase, c->name);
+				xasprintf(&fname, "%s/hosts/%s", confbase, c->name);
 				if(stat(fname, &s) || s.st_mtime > last_config_check)
 					terminate_connection(c, c->status.active);
 				free(fname);
@@ -478,6 +478,13 @@ int main_loop(void)
 			
 			try_outgoing_connections();
 		}
+		
+		/* Dump graph if wanted every 60 seconds*/
+
+		if(last_graph_dump + 60 < now) {
+			dump_graph();
+			last_graph_dump = now;
+		}
 	}
 
 	return 0;