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Code Releases Activity

Route feed marks only the relevant pending exports as done

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This commit is contained in:
Maria Matejka 2023-03-31 10:46:17 +02:00
parent 98f69aa419
commit 0b7657a9dc
6 changed files with 68 additions and 26 deletions
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2
nest/proto.c
View File

@ -319,7 +319,7 @@ channel_export_one_roa(struct rt_export_request *req, const net_addr *net UNUSED
/* TODO: use the information about what roa has changed */
settle_kick(&s->settle, s->c->proto->loop);
rpe_mark_seen_all(req->hook, first, NULL);
rpe_mark_seen_all(req->hook, first, NULL, NULL);
}
static void

3
nest/rt-show.c
View File

@ -211,7 +211,8 @@ rt_show_net(struct rt_show_data *d, const net_addr *n, const rte **feed, uint co
static void
rt_show_net_export_bulk(struct rt_export_request *req, const net_addr *n,
struct rt_pending_export *rpe UNUSED, const rte **feed, uint count)
struct rt_pending_export *first UNUSED, struct rt_pending_export *last UNUSED,
const rte **feed, uint count)
{
struct rt_show_data *d = SKIP_BACK(struct rt_show_data, req, req);
return rt_show_net(d, n, feed, count);

60
nest/rt-table.c
View File

@ -920,7 +920,8 @@ channel_rpe_mark_seen(struct rt_export_request *req, struct rt_pending_export *r
}
void
rt_notify_accepted(struct rt_export_request *req, const net_addr *n, struct rt_pending_export *first,
rt_notify_accepted(struct rt_export_request *req, const net_addr *n,
struct rt_pending_export *first, struct rt_pending_export *last,
const rte **feed, uint count)
{
struct channel *c = SKIP_BACK(struct channel, out_req, req);
@ -975,6 +976,8 @@ done:
old_best = &rpe->old->rte;
}
}
if (rpe == last)
break;
}
/* Nothing to export */
@ -1047,7 +1050,8 @@ rt_export_merged(struct channel *c, const rte **feed, uint count, linpool *pool,
}
void
rt_notify_merged(struct rt_export_request *req, const net_addr *n, struct rt_pending_export *first,
rt_notify_merged(struct rt_export_request *req, const net_addr *n,
struct rt_pending_export *first, struct rt_pending_export *last,
const rte **feed, uint count)
{
struct channel *c = SKIP_BACK(struct channel, out_req, req);
@ -1084,6 +1088,8 @@ rt_notify_merged(struct rt_export_request *req, const net_addr *n, struct rt_pen
old_best = &rpe->old->rte;
}
}
if (rpe == last)
break;
}
/* Prepare new merged route */
@ -1140,7 +1146,9 @@ rt_notify_any(struct rt_export_request *req, const net_addr *net, struct rt_pend
}
void
rt_feed_any(struct rt_export_request *req, const net_addr *net, struct rt_pending_export *rpe UNUSED, const rte **feed, uint count)
rt_feed_any(struct rt_export_request *req, const net_addr *net,
struct rt_pending_export *first, struct rt_pending_export *last,
const rte **feed, uint count)
{
struct channel *c = SKIP_BACK(struct channel, out_req, req);
@ -1150,6 +1158,13 @@ rt_feed_any(struct rt_export_request *req, const net_addr *net, struct rt_pendin
rte n0 = *feed[i];
rt_notify_basic(c, net, &n0, NULL);
}
RPE_WALK(first, rpe, NULL)
{
channel_rpe_mark_seen(req, rpe);
if (rpe == last)
break;
}
}
void
@ -1222,6 +1237,7 @@ rte_export(struct rt_table_export_hook *th, struct rt_pending_export *rpe)
{
net *net = SKIP_BACK(struct network, n.addr, (net_addr (*)[0]) n);
RT_LOCK(tab);
struct rt_pending_export *last = net->last;
uint count = rte_feed_count(net);
const rte **feed = NULL;
if (count)
@ -1230,7 +1246,7 @@ rte_export(struct rt_table_export_hook *th, struct rt_pending_export *rpe)
rte_feed_obtain(net, feed, count);
}
RT_UNLOCK(tab);
hook->req->export_bulk(hook->req, n, rpe, feed, count);
hook->req->export_bulk(hook->req, n, rpe, last, feed, count);
}
else
bug("Export request must always provide an export method");
@ -2620,7 +2636,7 @@ rt_flowspec_export_one(struct rt_export_request *req, const net_addr *net, struc
|| !trie_match_net(dst->flowspec_trie, net))
{
RT_UNLOCK(dst_pub);
rpe_mark_seen_all(req->hook, first, NULL);
rpe_mark_seen_all(req->hook, first, NULL, NULL);
return;
}
@ -4205,7 +4221,10 @@ typedef struct {
struct rt_pending_export *rpe;
struct {
const rte **feed;
uint *start;
struct rt_feed_block_aux {
struct rt_pending_export *first, *last;
uint start;
} *aux;
};
};
} rt_feed_block;
@ -4224,11 +4243,19 @@ rt_prepare_feed(struct rt_table_export_hook *c, net *n, rt_feed_block *b)
if (!b->cnt)
{
b->feed = tmp_alloc(sizeof(rte *) * MAX(MAX_FEED_BLOCK, cnt));
b->start = tmp_alloc(sizeof(uint) * ((cnt >= MAX_FEED_BLOCK) ? 2 : (MAX_FEED_BLOCK + 2 - cnt)));
uint aux_block_size = (cnt >= MAX_FEED_BLOCK) ? 2 : (MAX_FEED_BLOCK + 2 - cnt);
b->aux = tmp_alloc(sizeof(struct rt_feed_block_aux) * aux_block_size);
}
rte_feed_obtain(n, &b->feed[b->cnt], cnt);
b->start[b->pos++] = b->cnt;
b->aux[b->pos++] = (struct rt_feed_block_aux) {
.start = b->cnt,
.first = n->first,
.last = n->last,
};
b->cnt += cnt;
}
else if (b->pos == MAX_FEED_BLOCK)
@ -4242,7 +4269,6 @@ rt_prepare_feed(struct rt_table_export_hook *c, net *n, rt_feed_block *b)
}
}
rpe_mark_seen_all(&c->h, n->first, NULL);
return 1;
}
@ -4254,11 +4280,13 @@ rt_process_feed(struct rt_table_export_hook *c, rt_feed_block *b)
if (c->h.req->export_bulk)
{
b->start[b->pos] = b->cnt;
b->aux[b->pos].start = b->cnt;
for (uint p = 0; p < b->pos; p++)
{
const rte **feed = &b->feed[b->start[p]];
c->h.req->export_bulk(c->h.req, feed[0]->net, NULL, feed, b->start[p+1] - b->start[p]);
struct rt_feed_block_aux *aux = &b->aux[p];
const rte **feed = &b->feed[aux->start];
c->h.req->export_bulk(c->h.req, feed[0]->net, aux->first, aux->last, feed, (aux+1)->start - aux->start);
}
}
else
@ -4403,7 +4431,9 @@ rt_feed_for(void *data)
* Import table
*/
void channel_reload_export_bulk(struct rt_export_request *req, const net_addr *net, struct rt_pending_export *rpe UNUSED, const rte **feed, uint count)
void channel_reload_export_bulk(struct rt_export_request *req, const net_addr *net,
struct rt_pending_export *first, struct rt_pending_export *last,
const rte **feed, uint count)
{
struct channel *c = SKIP_BACK(struct channel, reload_req, req);
@ -4420,6 +4450,8 @@ void channel_reload_export_bulk(struct rt_export_request *req, const net_addr *n
/* And reload the route */
rte_update(c, net, &new, new.src);
}
rpe_mark_seen_all(req->hook, first, last, NULL);
}
@ -4548,7 +4580,7 @@ hc_notify_export_one(struct rt_export_request *req, const net_addr *net, struct
RT_LOCKED((rtable *) hc->update.data, tab)
if (ev_active(&hc->update) || !trie_match_net(hc->trie, net))
{
rpe_mark_seen_all(req->hook, first, NULL);
rpe_mark_seen_all(req->hook, first, NULL, NULL);
interested = 0;
}

19
nest/rt.h
View File

@ -303,7 +303,9 @@ struct rt_export_request {
* and for RA_ANY, both are set to accomodate for feeding all routes but receiving single changes
*/
void (*export_one)(struct rt_export_request *req, const net_addr *net, struct rt_pending_export *rpe);
void (*export_bulk)(struct rt_export_request *req, const net_addr *net, struct rt_pending_export *rpe, const rte **feed, uint count);
void (*export_bulk)(struct rt_export_request *req, const net_addr *net,
struct rt_pending_export *rpe, struct rt_pending_export *last,
const rte **feed, uint count);
void (*dump_req)(struct rt_export_request *req);
void (*log_state_change)(struct rt_export_request *req, u8);
@ -422,8 +424,11 @@ struct rt_pending_export *rpe_next(struct rt_pending_export *rpe, struct rte_src
/* Mark the pending export processed */
void rpe_mark_seen(struct rt_export_hook *hook, struct rt_pending_export *rpe);
#define rpe_mark_seen_all(hook, first, src) \
RPE_WALK((first), _rpe, (src)) rpe_mark_seen((hook), _rpe)
#define rpe_mark_seen_all(hook, first, last, src) do { \
RPE_WALK((first), _rpe, (src)) { \
rpe_mark_seen((hook), _rpe); \
if (_rpe == last) break; \
}} while (0)
/* Get pending export seen status */
int rpe_get_seen(struct rt_export_hook *hook, struct rt_pending_export *rpe);
@ -444,13 +449,13 @@ void rt_exporter_init(struct rt_exporter *re);
int channel_preimport(struct rt_import_request *req, rte *new, rte *old);
void channel_reload_export_bulk(struct rt_export_request *req, const net_addr *net, struct rt_pending_export *rpe, const rte **feed, uint count);
void channel_reload_export_bulk(struct rt_export_request *req, const net_addr *net, struct rt_pending_export *first, struct rt_pending_export *last, const rte **feed, uint count);
void rt_notify_optimal(struct rt_export_request *req, const net_addr *net, struct rt_pending_export *rpe);
void rt_notify_any(struct rt_export_request *req, const net_addr *net, struct rt_pending_export *rpe);
void rt_feed_any(struct rt_export_request *req, const net_addr *net, struct rt_pending_export *rpe, const rte **feed, uint count);
void rt_notify_accepted(struct rt_export_request *req, const net_addr *net, struct rt_pending_export *rpe, const rte **feed, uint count);
void rt_notify_merged(struct rt_export_request *req, const net_addr *net, struct rt_pending_export *rpe, const rte **feed, uint count);
void rt_feed_any(struct rt_export_request *req, const net_addr *net, struct rt_pending_export *first, struct rt_pending_export *last, const rte **feed, uint count);
void rt_notify_accepted(struct rt_export_request *req, const net_addr *net, struct rt_pending_export *first, struct rt_pending_export *last, const rte **feed, uint count);
void rt_notify_merged(struct rt_export_request *req, const net_addr *net, struct rt_pending_export *first, struct rt_pending_export *last, const rte **feed, uint count);

8
proto/bgp/attrs.c
View File

@ -1959,7 +1959,7 @@ bgp_out_table_feed(void *data)
if (hook->h.req->export_bulk)
{
const rte *feed = &es.rte;
hook->h.req->export_bulk(hook->h.req, n->net, &rpe, &feed, 1);
hook->h.req->export_bulk(hook->h.req, n->net, &rpe, &rpe, &feed, 1);
}
else if (hook->h.req->export_one)
hook->h.req->export_one(hook->h.req, n->net, &rpe);
@ -2657,7 +2657,9 @@ bgp_rte_recalculate(struct rtable_private *table, net *net, rte *new, rte *old,
}
void
bgp_rte_modify_stale(struct rt_export_request *req, const net_addr *n, struct rt_pending_export *rpe UNUSED, const rte **feed, uint count)
bgp_rte_modify_stale(struct rt_export_request *req, const net_addr *n,
struct rt_pending_export *first, struct rt_pending_export *last,
const rte **feed, uint count)
{
struct bgp_channel *c = SKIP_BACK(struct bgp_channel, stale_feed, req);
struct rt_import_hook *irh = c->c.in_req.hook;
@ -2705,6 +2707,8 @@ bgp_rte_modify_stale(struct rt_export_request *req, const net_addr *n, struct rt
/* Restore the memory state */
lp_restore(tmp_linpool, &tmpp);
}
rpe_mark_seen_all(req->hook, first, last, NULL);
}

2
proto/bgp/bgp.h
View File

@ -618,7 +618,7 @@ void bgp_done_prefix(struct bgp_channel *c, struct bgp_prefix *px, struct bgp_bu
int bgp_rte_better(const rte *, const rte *);
int bgp_rte_mergable(const rte *pri, const rte *sec);
int bgp_rte_recalculate(struct rtable_private *table, net *net, rte *new, rte *old, rte *old_best);
void bgp_rte_modify_stale(struct rt_export_request *req, const net_addr *n, struct rt_pending_export *rpe UNUSED, const rte **feed, uint count);
void bgp_rte_modify_stale(struct rt_export_request *req, const net_addr *n, struct rt_pending_export *first, struct rt_pending_export *last, const rte **feed, uint count);
u32 bgp_rte_igp_metric(const rte *);
void bgp_rt_notify(struct proto *P, struct channel *C, const net_addr *n, rte *new, const rte *old);
int bgp_preexport(struct channel *, struct rte *);