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ROA notifications store the affected nets into trie

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This commit is contained in:
katerina.kubecova
2023-10-03 11:07:46 +02:00
committed by Maria Matejka
parent 8638c6f0b3
commit 216abcb12e
1 changed files with 18 additions and 2 deletions
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20
nest/proto.c
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@@ -289,6 +289,7 @@ struct roa_subscription {
struct settle settle; struct settle settle;
struct channel *c; struct channel *c;
struct rt_export_request req; struct rt_export_request req;
struct f_trie* trie;
}; };
static void static void
@@ -309,16 +310,29 @@ channel_roa_out_changed(struct settle *se)
CD(c, "Feeding triggered by RPKI change"); CD(c, "Feeding triggered by RPKI change");
/* TODO feed by trie */
c->refeed_pending = 1; c->refeed_pending = 1;
channel_stop_export(c); channel_stop_export(c);
} }
static void static void
channel_export_one_roa(struct rt_export_request *req, const net_addr *net UNUSED, struct rt_pending_export *first) channel_export_one_roa(struct rt_export_request *req, const net_addr *net, struct rt_pending_export *first)
{ {
struct roa_subscription *s = SKIP_BACK(struct roa_subscription, req, req); struct roa_subscription *s = SKIP_BACK(struct roa_subscription, req, req);
/* TODO: use the information about what roa has changed */ switch (net->type)
{
case NET_ROA4:
trie_add_prefix(s->trie, net, net_pxlen(net), 32);
break;
case NET_ROA6:
trie_add_prefix(s->trie, net, net_pxlen(net), 128);
break;
default:
bug("ROA table sent us a non-roa export");
}
settle_kick(&s->settle, s->c->proto->loop); settle_kick(&s->settle, s->c->proto->loop);
rpe_mark_seen_all(req->hook, first, NULL, NULL); rpe_mark_seen_all(req->hook, first, NULL, NULL);
@@ -365,6 +379,7 @@ channel_roa_subscribe(struct channel *c, rtable *tab, int dir)
*s = (struct roa_subscription) { *s = (struct roa_subscription) {
.settle = SETTLE_INIT(&c->roa_settle, dir ? channel_roa_in_changed : channel_roa_out_changed, NULL), .settle = SETTLE_INIT(&c->roa_settle, dir ? channel_roa_in_changed : channel_roa_out_changed, NULL),
.c = c, .c = c,
.trie = f_new_trie(lp_new(c->proto->pool), 0),
.req = { .req = {
.name = mb_sprintf(c->proto->pool, "%s.%s.roa-%s.%s", .name = mb_sprintf(c->proto->pool, "%s.%s.roa-%s.%s",
c->proto->name, c->name, dir ? "in" : "out", tab->name), c->proto->name, c->name, dir ? "in" : "out", tab->name),
@@ -395,6 +410,7 @@ channel_roa_unsubscribed(struct rt_export_request *req)
static void static void
channel_roa_unsubscribe(struct roa_subscription *s) channel_roa_unsubscribe(struct roa_subscription *s)
{ {
rfree(s->trie->lp);
rt_stop_export(&s->req, channel_roa_unsubscribed); rt_stop_export(&s->req, channel_roa_unsubscribed);
settle_cancel(&s->settle); settle_cancel(&s->settle);
} }