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Implemented real cleanup and pruning of routing table on protocol shutdown.

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This commit is contained in:
Martin Mares
1999-02-13 19:15:28 +00:00
parent ab749558a2
commit 1a54b1c6ac
2 changed files with 84 additions and 17 deletions
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32
nest/rt-table.c
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@ -8,6 +8,8 @@
#include <string.h>
#define LOCAL_DEBUG
#include "nest/bird.h"
#include "nest/route.h"
#include "nest/protocol.h"
@ -282,3 +284,33 @@ rt_init(void)
rt_setup(&master_table, "master");
rte_slab = sl_new(&root_pool, sizeof(rte));
}
void
rt_prune(rtable *tab)
{
struct fib_iterator fit;
int cnt = 0;
DBG("Pruning route table %s\n", tab->name);
while (tab)
{
FIB_ITERATE_INIT(&fit, &tab->fib);
again:
FIB_ITERATE_START(&tab->fib, &fit, f)
{
net *n = (net *) f;
rte *e;
for (e=n->routes; e; e=e->next)
if (e->attrs->proto->core_state != FS_HAPPY)
{
FIB_ITERATE_PUT(&fit, f);
rte_discard(e);
cnt++;
goto again;
}
}
FIB_ITERATE_END(f);
tab = tab->sibling;
}
DBG("Pruned %d routes\n", cnt);
}