diff options
Diffstat (limited to 'nest/rt-table.c')
-rw-r--r-- | nest/rt-table.c | 168 |
1 files changed, 18 insertions, 150 deletions
diff --git a/nest/rt-table.c b/nest/rt-table.c index 5adf6346..29690414 100644 --- a/nest/rt-table.c +++ b/nest/rt-table.c @@ -820,17 +820,6 @@ do_rt_notify(struct channel *c, const net_addr *net, rte *new, const rte *old) if (!new && old) CHANNEL_LIMIT_POP(c, OUT); - /* Apply export table */ - struct rte_storage *old_exported = NULL; - if (c->out_table) - { - if (!rte_update_out(c, net, new, old, &old_exported)) - { - channel_rte_trace_out(D_ROUTES, c, new, "idempotent"); - return; - } - } - if (new) stats->updates_accepted++; else @@ -852,10 +841,7 @@ do_rt_notify(struct channel *c, const net_addr *net, rte *new, const rte *old) channel_rte_trace_out(D_ROUTES, c, old, "removed"); } - p->rt_notify(p, c, net, new, old_exported ? &old_exported->rte : old); - - if (c->out_table && old_exported) - rte_free(old_exported); + p->rt_notify(p, c, net, new, old); } static void @@ -1747,7 +1733,7 @@ rt_export_stopped(void *data) hook->stopped(hook->req); /* Reporting the hook as finished. */ - tab->done(hook); + CALL(tab->done, hook); /* Freeing the hook together with its coroutine. */ rfree(hook->pool); @@ -1763,7 +1749,7 @@ rt_set_import_state(struct rt_import_hook *hook, u8 state) hook->req->log_state_change(hook->req, state); } -static inline void +void rt_set_export_state(struct rt_export_hook *hook, u8 state) { hook->last_state_change = current_time(); @@ -1874,16 +1860,22 @@ rt_table_export_stop(struct rt_export_hook *hook) if (hook->export_state != TES_FEEDING) return; - if (hook->walk_lock) + switch (hook->req->addr_mode) { - rt_unlock_trie(tab, hook->walk_lock); - hook->walk_lock = NULL; - - mb_free(hook->walk_state); - hook->walk_state = NULL; + case TE_ADDR_IN: + if (hook->walk_lock) + { + rt_unlock_trie(tab, hook->walk_lock); + hook->walk_lock = NULL; + mb_free(hook->walk_state); + hook->walk_state = NULL; + break; + } + /* fall through */ + case TE_ADDR_NONE: + fit_get(&tab->fib, &hook->feed_fit); + break; } - else - fit_get(&tab->fib, &hook->feed_fit); } void @@ -1896,7 +1888,7 @@ rt_stop_export(struct rt_export_request *req, void (*stopped)(struct rt_export_r ev_postpone(hook->event); /* Stop feeding from the exporter */ - hook->table->stop(hook); + CALL(hook->table->stop, hook); /* Reset the event as the stopped event */ hook->event->hook = rt_export_stopped; @@ -3397,130 +3389,6 @@ void channel_reload_export_bulk(struct rt_export_request *req, const net_addr *n } } -void -rt_prune_sync(rtable *t, int all) -{ - struct fib_iterator fit; - - FIB_ITERATE_INIT(&fit, &t->fib); - -again: - FIB_ITERATE_START(&t->fib, &fit, net, n) - { - struct rte_storage *e, **ee = &n->routes; - - while (e = *ee) - { - if (all || (e->rte.flags & (REF_STALE | REF_DISCARD))) - { - *ee = e->next; - rte_free(e); - t->rt_count--; - } - else - ee = &e->next; - } - - if (all || !n->routes) - { - FIB_ITERATE_PUT(&fit); - fib_delete(&t->fib, n); - goto again; - } - } - FIB_ITERATE_END; -} - - -/* - * Export table - */ - -int -rte_update_out(struct channel *c, const net_addr *n, rte *new, const rte *old0, struct rte_storage **old_exported) -{ - struct rtable *tab = c->out_table; - struct rte_src *src; - net *net; - - if (new) - { - net = net_get(tab, n); - src = new->src; - } - else - { - net = net_find(tab, n); - src = old0->src; - - if (!net) - goto drop; - } - - /* Find the old rte */ - struct rte_storage **pos = (c->ra_mode == RA_ANY) ? rte_find(net, src) : &net->routes; - struct rte_storage *old = NULL; - - if (old = *pos) - { - if (new && rte_same(&(*pos)->rte, new)) - goto drop; - - /* Remove the old rte */ - *pos = old->next; - *old_exported = old; - tab->rt_count--; - } - - if (!new) - { - if (!old) - goto drop; - - if (!net->routes) - fib_delete(&tab->fib, net); - - return 1; - } - - /* Insert the new rte */ - struct rte_storage *e = rte_store(new, net, tab); - e->rte.lastmod = current_time(); - e->next = *pos; - *pos = e; - tab->rt_count++; - return 1; - -drop: - return 0; -} - -void -rt_refeed_channel(struct channel *c) -{ - if (!c->out_table) - { - channel_request_feeding(c); - return; - } - - ASSERT_DIE(c->ra_mode != RA_ANY); - - c->proto->feed_begin(c, 0); - - FIB_WALK(&c->out_table->fib, net, n) - { - if (!n->routes) - continue; - - rte e = n->routes->rte; - c->proto->rt_notify(c->proto, c, n->n.addr, &e, NULL); - } - FIB_WALK_END; - - c->proto->feed_end(c); -} - /* * Hostcache |