diff options
Diffstat (limited to 'sysdep/unix/krt.c')
| -rw-r--r-- | sysdep/unix/krt.c | 21 |
1 files changed, 18 insertions, 3 deletions
diff --git a/sysdep/unix/krt.c b/sysdep/unix/krt.c index cd44a1e5..b0033a65 100644 --- a/sysdep/unix/krt.c +++ b/sysdep/unix/krt.c @@ -366,6 +366,13 @@ rte_feed_obtain(net *n, rte **feed, uint count) static struct rte * krt_export_net(struct krt_proto *p, net *net) { + /* FIXME: Here we are calling filters in table-locked context when exporting + * to kernel. Here BIRD can crash if the user requested ROA check in kernel + * export filter. It doesn't make much sense to write the filters like this, + * therefore we may keep this unfinished piece of work here for later as it + * won't really affect anybody. */ + ASSERT_DIE(RT_IS_LOCKED(p->p.main_channel->table)); + struct channel *c = p->p.main_channel; const struct filter *filter = c->out_filter; @@ -446,6 +453,9 @@ krt_got_route(struct krt_proto *p, rte *e, s8 src) #endif /* The rest is for KRT_SRC_BIRD (or KRT_SRC_UNKNOWN) */ + RT_LOCKED(p->p.main_channel->table, tab) + { + /* Deleting all routes if flush is requested */ if (p->flush_routes) goto delete; @@ -454,7 +464,7 @@ krt_got_route(struct krt_proto *p, rte *e, s8 src) if (!p->ready) goto ignore; - net *net = net_find(p->p.main_channel->table, e->net); + net *net = net_find(tab, e->net); if (!net || !krt_is_installed(p, net)) goto delete; @@ -499,7 +509,9 @@ delete: krt_replace_rte(p, e->net, NULL, e); goto done; -done: +done:; + } + lp_flush(krt_filter_lp); } @@ -512,7 +524,8 @@ krt_init_scan(struct krt_proto *p) static void krt_prune(struct krt_proto *p) { - struct rtable *t = p->p.main_channel->table; + RT_LOCKED(p->p.main_channel->table, t) + { KRT_TRACE(p, D_EVENTS, "Pruning table %s", t->name); FIB_WALK(&t->fib, net, n) @@ -534,6 +547,8 @@ krt_prune(struct krt_proto *p) if (p->ready) p->initialized = 1; + + } } static void |