diff options
Diffstat (limited to 'nest')
| -rw-r--r-- | nest/proto.c | 3 | ||||
| -rw-r--r-- | nest/route.h | 7 | ||||
| -rw-r--r-- | nest/rt-table.c | 53 |
3 files changed, 44 insertions, 19 deletions
diff --git a/nest/proto.c b/nest/proto.c index 623585f1..b7dbae5e 100644 --- a/nest/proto.c +++ b/nest/proto.c @@ -468,6 +468,7 @@ channel_start_import(struct channel *c) c->in_req = (struct rt_import_request) { .name = rn, + .list = proto_work_list(c->proto), .trace_routes = c->debug | c->proto->debug, .dump_req = channel_dump_import_req, .log_state_change = channel_import_log_state_change, @@ -886,6 +887,7 @@ channel_setup_in_table(struct channel *c, int best) c->in_table = &cat->cat; c->in_table->push = (struct rt_import_request) { .name = cat->name, + .list = proto_work_list(c->proto), .trace_routes = c->debug | c->proto->debug, .dump_req = channel_in_push_dump_req, .log_state_change = channel_push_log_state_change, @@ -928,6 +930,7 @@ channel_setup_out_table(struct channel *c) c->out_table = &cat->cat; c->out_table->push = (struct rt_import_request) { .name = cat->name, + .list = proto_work_list(c->proto), .trace_routes = c->debug | c->proto->debug, .dump_req = channel_out_push_dump_req, .log_state_change = channel_push_log_state_change, diff --git a/nest/route.h b/nest/route.h index 9417d97d..3f8bf433 100644 --- a/nest/route.h +++ b/nest/route.h @@ -170,6 +170,7 @@ typedef struct rtable_private { struct hmap id_map; struct hostcache *hostcache; struct event *prune_event; /* Event to prune abandoned routes */ + struct event *announce_event; /* Event to announce pending exports */ struct event *ec_event; /* Event to prune finished exports */ struct event *hcu_event; /* Event to update host cache */ struct event *delete_event; /* Event to delete the table */ @@ -191,8 +192,6 @@ typedef struct rtable_private { struct timer *settle_timer; /* Settle time for notifications */ list pending_exports; /* List of packed struct rt_pending_export */ - btime base_export_time; /* When first pending export was announced */ - struct timer *export_timer; struct rt_pending_export *first_export; /* First export to announce */ u64 next_export_seq; /* The next export will have this ID */ @@ -221,7 +220,6 @@ struct rtable_config { byte sorted; /* Routes of network are sorted according to rte_better() */ btime min_settle_time; /* Minimum settle time for notifications */ btime max_settle_time; /* Maximum settle time for notifications */ - btime export_settle_time; /* Delay before exports are announced */ uint cork_limit; /* Amount of routes to be pending on export to cork imports */ }; @@ -309,6 +307,8 @@ struct rt_import_request { char *name; u8 trace_routes; + event_list *list; /* Where to schedule import events */ + void (*dump_req)(struct rt_import_request *req); void (*log_state_change)(struct rt_import_request *req, u8 state); /* Preimport is called when the @new route is just-to-be inserted, replacing @old. @@ -339,6 +339,7 @@ struct rt_import_hook { u8 stale_pruned; /* Last prune finished when this value was set at stale_valid */ u8 stale_pruning; /* Last prune started when this value was set at stale_valid */ + struct event *export_announce_event; /* Event to run to announce new exports */ struct event *stopped; /* Event to run when import is stopped */ }; diff --git a/nest/rt-table.c b/nest/rt-table.c index f304372f..f33b9153 100644 --- a/nest/rt-table.c +++ b/nest/rt-table.c @@ -1023,8 +1023,6 @@ rte_announce(rtable_private *tab, net *net, struct rte_storage *new, struct rte_ rt_notify_hostcache(tab, net); } - rt_schedule_notify(tab); - if (EMPTY_LIST(tab->exports) && EMPTY_LIST(tab->pending_exports)) { /* No export hook and no pending exports to cleanup. We may free the route immediately. */ @@ -1105,10 +1103,7 @@ rte_announce(rtable_private *tab, net *net, struct rte_storage *new, struct rte_ { ev_cork(&rt_cork); tab->cork_active = 1; - tm_start_in(tab->export_timer, 0, tab->loop); } - else if (!tm_active(tab->export_timer)) - tm_start_in(tab->export_timer, tab->config->export_settle_time, tab->loop); } static struct rt_pending_export * @@ -1158,11 +1153,13 @@ rt_send_export_event(struct rt_export_hook *hook) } static void -rt_announce_exports(timer *tm) +rt_announce_exports(void *data) { - rtable_private *tab = tm->data; + rtable_private *tab = data; ASSERT_DIE(birdloop_inside(tab->loop)); + rt_schedule_notify(tab); + struct rt_export_hook *c; node *n; WALK_LIST2(c, n, tab->exports, n) { @@ -1173,6 +1170,26 @@ rt_announce_exports(timer *tm) } } +static void +rt_import_announce_exports(void *data) +{ + struct rt_import_hook *hook = data; + RT_LOCKED(hook->table, tab) + { + if (hook->import_state == TIS_CLEARED) + { + rfree(hook->export_announce_event); + + ev_send(hook->stopped->list, hook->stopped); + rem_node(&hook->n); + mb_free(hook); + rt_unlock_table(tab); + } + else + ev_send_loop(tab->loop, tab->announce_event); + } +} + static struct rt_pending_export * rt_last_export(rtable_private *tab) { @@ -1471,6 +1488,8 @@ rte_recalculate(rtable_private *table, struct rt_import_hook *c, net *net, rte * rte_announce(table, net, new_stored, old_stored, net->routes, old_best_stored); + ev_send(req->list, c->export_announce_event); + if (!net->routes && (table->gc_counter++ >= table->config->gc_max_ops) && (table->gc_time + table->config->gc_min_time <= current_time())) @@ -1709,6 +1728,8 @@ rt_request_import(rtable *t, struct rt_import_request *req) hook->req = req; hook->table = t; + hook->export_announce_event = ev_new_init(tab->rp, rt_import_announce_exports, hook); + if (!hook->stale_set) hook->stale_set = hook->stale_valid = hook->stale_pruning = hook->stale_pruned = 1; @@ -1727,11 +1748,12 @@ rt_stop_import(struct rt_import_request *req, event *stopped) struct rt_import_hook *hook = req->hook; RT_LOCK(hook->table); + rt_schedule_prune(RT_PRIV(hook->table)); rt_set_import_state(hook, TIS_STOP); - hook->stopped = stopped; + RT_UNLOCK(hook->table); } @@ -2158,6 +2180,7 @@ rt_setup(pool *pp, struct rtable_config *cf) t->loop = birdloop_new(p, DOMAIN_ORDER(rtable), nb); + t->announce_event = ev_new_init(p, rt_announce_exports, t); t->ec_event = ev_new_init(p, rt_export_cleanup, t); t->prune_event = ev_new_init(p, rt_prune_table, t); t->hcu_event = ev_new_init(p, rt_update_hostcache, t); @@ -2166,7 +2189,6 @@ rt_setup(pool *pp, struct rtable_config *cf) t->nhu_event->cork = &rt_cork; t->prune_event->cork = &rt_cork; - t->export_timer = tm_new_init(p, rt_announce_exports, t, 0, 0); t->last_rt_change = t->gc_time = current_time(); t->next_export_seq = 1; @@ -2472,15 +2494,11 @@ done:; if (!first_export || (first_export->seq >= ih->flush_seq)) { ih->import_state = TIS_CLEARED; - ev_send(ih->stopped->list, ih->stopped); - rem_node(&ih->n); - mb_free(ih); - rt_unlock_table(tab); + ev_send(ih->req->list, ih->export_announce_event); } - - if (EMPTY_LIST(tab->pending_exports) && tm_active(tab->export_timer)) - tm_stop(tab->export_timer); + if (EMPTY_LIST(tab->pending_exports) && ev_active(tab->announce_event)) + ev_postpone(tab->announce_event); /* If reduced to at most one export block pending */ if (tab->cork_active && @@ -2753,6 +2771,8 @@ rt_next_hop_update(void *data) if (atomic_fetch_and_explicit(&tab->nhu_state, NHU_SCHEDULED, memory_order_acq_rel) != NHU_RUNNING) ev_send_loop(tab->loop, tab->nhu_event); + ev_send_loop(tab->loop, tab->announce_event); + rt_unlock_table(tab); } @@ -2809,6 +2829,7 @@ rt_loop_stopped(void *data) r->loop = NULL; r->prune_event->list = r->ec_event->list = NULL; r->nhu_event->list = r->hcu_event->list = NULL; + r->announce_event->list = NULL; ev_send(r->delete_event->list, r->delete_event); } |