void pma_bcache::deregister_callback(in_addr_t hoa, in_addr_t ha, in_addr_t coa)
{
char const *ifname = miface_[hoa].c_str();
int &tab = tunnel_tab_[ha];
unregister_source_route(hoa, tab, ifname);
if (mif_refcnt_[ifname] == 0 || --mif_refcnt_[ifname] == 0) {
set_proxy_arp(ifname, 0);
unregister_route_to_tunnel(ha, tab);
free_rtable(tab);
}
if (ha_refcnt_[ha] == 0 || --ha_refcnt_[ha] == 0)
release_tunnel(ha);
/* unregister from PMA: ARP are sent to HOME CN to update MN's MAC */
send_grat_arp(ifname, &hoa, 1);
}
void netlink_link_down(struct rproto *netlink, struct link *link) {
/* Must find all routes, that depend on this link.. and call unlearn
*/
struct route *r, *q;
struct rtable *tmp;
tmp = new_rtable();
for (r=main_rtable->routes; r ; r=r->next) {
if (r->source_link != link)
continue;
if (r->flags & RF_UNREACH)
continue;
q = dup_route(r);
q->flags |= RF_UNREACH;
q->garbage = time(NULL) + 120;
add_route(tmp, q);
}
if(tmp->num_routes != 0)
unlearn_routes(&system_proto, tmp);
free_rtable(tmp);
}
void netlink_link_up(struct rproto *netlink, struct link *link) {
struct rtable *tmp;
struct route *route;
if(!(link->flags & LF_UP))
return;
if(!(link->flags & LF_ANNOUNCETHIS))
return;
if((route = malloc(sizeof(struct route))) == NULL) {
error("Insufficient memory allocating route");
return;
}
tmp = new_rtable();
if(link->flags & LF_POINTOPOINT) {
route->dst = link->broadcast & link->netmask;
}else{
route->dst = link->address & link->netmask;
}
route->dstmask = link->netmask;
route->nexthop = 0; // Через нас
route->metric = link->cost;
route->type = RT_DYNAMIC;
route->flags = 0;
route->source = 0;
route->source_link = link;
route->domain = 0;
route->expire = 0;
route->garbage = 0;
route->timerset = 0;
strncpy(route->iface,link->iface,sizeof(route->iface));
add_route(tmp, route);
learn_routes(&system_proto, tmp);
free_rtable(tmp);
}