-subnet_t *lookup_subnet_ipv6(ipv6_t *address)
-{
- subnet_t subnet, *p;
-cp
- subnet.type = SUBNET_IPV6;
- memcpy(&subnet.net.ipv6.address, address, sizeof(ipv6_t));
- subnet.net.ipv6.masklength = 128;
-
- do
- {
- /* Go find subnet */
-
- p = (subnet_t *)avl_search_closest_smaller(subnet_tree, &subnet);
-
- /* Check if the found subnet REALLY matches */
-
-cp
- if(p)
- {
- if(p->type != SUBNET_IPV6)
- return NULL;
-
- if (!maskcmp((char *)address, (char *)&p->net.ipv6.address, p->net.ipv6.masklength, sizeof(ipv6_t)))
- break;
- else
- {
- /* Otherwise, see if there is a bigger enclosing subnet */
-
- subnet.net.ipv6.masklength = p->net.ipv6.masklength - 1;
- maskcpy((char *)&subnet.net.ipv6.address, (char *)&p->net.ipv6.address, subnet.net.ipv6.masklength, sizeof(ipv6_t));
- }
- }
- } while (p);
-
- return p;
+void subnet_update(node_t *owner, subnet_t *subnet, bool up) {
+ char netstr[MAXNETSTR];
+ char *name, *address, *port;
+ char empty[] = "";
+
+ // Prepare environment variables to be passed to the script
+
+ environment_t env;
+ environment_init(&env);
+ environment_add(&env, "NODE=%s", owner->name);
+
+ if(owner != myself) {
+ sockaddr2str(&owner->address, &address, &port);
+ environment_add(&env, "REMOTEADDRESS=%s", address);
+ environment_add(&env, "REMOTEPORT=%s", port);
+ free(port);
+ free(address);
+ }
+
+ int env_subnet = environment_add(&env, NULL);
+ int env_weight = environment_add(&env, NULL);
+
+ name = up ? "subnet-up" : "subnet-down";
+
+ if(!subnet) {
+ for splay_each(subnet_t, subnet, owner->subnet_tree) {
+ if(!net2str(netstr, sizeof(netstr), subnet)) {
+ continue;
+ }
+
+ // Strip the weight from the subnet, and put it in its own environment variable
+ char *weight = strchr(netstr, '#');
+
+ if(weight) {
+ *weight++ = 0;
+ } else {
+ weight = empty;
+ }
+
+ // Prepare the SUBNET and WEIGHT variables
+ environment_update(&env, env_subnet, "SUBNET=%s", netstr);
+ environment_update(&env, env_weight, "WEIGHT=%s", weight);
+
+ execute_script(name, &env);
+ }
+ } else {
+ if(net2str(netstr, sizeof(netstr), subnet)) {
+ // Strip the weight from the subnet, and put it in its own environment variable
+ char *weight = strchr(netstr, '#');
+
+ if(weight) {
+ *weight++ = 0;
+ } else {
+ weight = empty;
+ }
+
+ // Prepare the SUBNET and WEIGHT variables
+ environment_update(&env, env_subnet, "SUBNET=%s", netstr);
+ environment_update(&env, env_weight, "WEIGHT=%s", weight);
+
+ execute_script(name, &env);
+ }
+ }
+
+ environment_exit(&env);