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Diffstat (limited to 'sysdep/unix/krt.c')
-rw-r--r--sysdep/unix/krt.c70
1 files changed, 43 insertions, 27 deletions
diff --git a/sysdep/unix/krt.c b/sysdep/unix/krt.c
index 440ca36..803077f 100644
--- a/sysdep/unix/krt.c
+++ b/sysdep/unix/krt.c
@@ -6,7 +6,7 @@
* Can be freely distributed and used under the terms of the GNU GPL.
*/
-#define LOCAL_DEBUG
+#undef LOCAL_DEBUG
#include "nest/bird.h"
#include "nest/iface.h"
@@ -78,7 +78,7 @@ kif_scan(timer *t)
{
struct kif_proto *p = t->data;
- DBG("KIF: It's interface scan time...\n");
+ KRT_TRACE(p, D_EVENTS, "Scanning interfaces");
kif_last_shot = now;
krt_if_scan(p);
}
@@ -169,6 +169,24 @@ struct protocol proto_unix_iface = {
};
/*
+ * Tracing of routes
+ */
+
+static void
+krt_trace_in_print(struct krt_proto *p, rte *e, char *msg)
+{
+ DBG("KRT: %I/%d: %s\n", e->net->n.prefix, e->net->n.pxlen, msg);
+ log(L_TRACE "%s: %I/%d: %s", p->p.name, e->net->n.prefix, e->net->n.pxlen, msg);
+}
+
+static inline void
+krt_trace_in(struct krt_proto *p, rte *e, char *msg)
+{
+ if (p->p.debug & D_PACKETS)
+ krt_trace_in_print(p, e, msg);
+}
+
+/*
* Inherited Routes
*/
@@ -219,20 +237,20 @@ krt_learn_scan(struct krt_proto *p, rte *e)
{
if (krt_uptodate(m, e))
{
- DBG("krt_learn_scan: SEEN\n");
+ krt_trace_in(p, e, "[alien] seen");
rte_free(e);
m->u.krt.seen = 1;
}
else
{
- DBG("krt_learn_scan: OVERRIDE\n");
+ krt_trace_in(p, e, "[alien] updated");
*mm = m->next;
rte_free(m);
m = NULL;
}
}
else
- DBG("krt_learn_scan: CREATE\n");
+ krt_trace_in(p, e, "[alien] created");
if (!m)
{
e->attrs = rta_lookup(e->attrs);
@@ -248,7 +266,7 @@ krt_learn_prune(struct krt_proto *p)
struct fib *fib = &p->krt_table.fib;
struct fib_iterator fit;
- DBG("Pruning inheritance data...\n");
+ KRT_TRACE(p, D_EVENTS, "Pruning inherited routes");
FIB_ITERATE_INIT(&fit, fib);
again:
@@ -323,29 +341,29 @@ krt_learn_async(struct krt_proto *p, rte *e, int new)
{
if (krt_uptodate(g, e))
{
- DBG("krt_learn_async: same\n");
+ krt_trace_in(p, e, "[alien async] same");
rte_free(e);
return;
}
- DBG("krt_learn_async: update\n");
+ krt_trace_in(p, e, "[alien async] updated");
*gg = g->next;
rte_free(g);
}
else
- DBG("krt_learn_async: create\n");
+ krt_trace_in(p, e, "[alien async] created");
e->attrs = rta_lookup(e->attrs);
e->next = n->routes;
n->routes = e;
}
else if (!g)
{
- DBG("krt_learn_async: not found\n");
+ krt_trace_in(p, e, "[alien async] delete failed");
rte_free(e);
return;
}
else
{
- DBG("krt_learn_async: delete\n");
+ krt_trace_in(p, e, "[alien async] removed");
*gg = g->next;
rte_free(e);
rte_free(g);
@@ -422,7 +440,7 @@ krt_flush_routes(struct krt_proto *p)
{
struct rtable *t = p->p.table;
- DBG("Flushing kernel routes...\n");
+ KRT_TRACE(p, D_EVENTS, "Flushing kernel routes");
FIB_WALK(&t->fib, f)
{
net *n = (net *) f;
@@ -483,7 +501,7 @@ krt_got_route(struct krt_proto *p, rte *e)
if (KRT_CF->learn)
krt_learn_scan(p, e);
else
- DBG("krt_parse_entry: Alien route, ignoring\n");
+ krt_trace_in(p, e, "alien route, ignored");
return;
}
#endif
@@ -491,7 +509,7 @@ krt_got_route(struct krt_proto *p, rte *e)
if (net->n.flags & KRF_VERDICT_MASK)
{
/* Route to this destination was already seen. Strange, but it happens... */
- DBG("Already seen.\n");
+ krt_trace_in(p, e, "already seen");
return;
}
@@ -508,8 +526,7 @@ krt_got_route(struct krt_proto *p, rte *e)
verdict = KRF_DELETE;
sentenced:
- DBG("krt_parse_entry: verdict=%s\n", ((char *[]) { "CREATE", "SEEN", "UPDATE", "DELETE", "IGNORE" }) [verdict]);
-
+ krt_trace_in(p, e, ((char *[]) { "?", "seen", "will be updated", "will be removed", "ignored" }) [verdict]);
net->n.flags = (net->n.flags & ~KRF_VERDICT_MASK) | verdict;
if (verdict == KRF_UPDATE || verdict == KRF_DELETE)
{
@@ -531,7 +548,7 @@ krt_prune(struct krt_proto *p)
struct rtable *t = p->p.table;
struct fib_node *f;
- DBG("Pruning routes in table %s...\n", t->name);
+ KRT_TRACE(p, D_EVENTS, "Pruning table %s", t->name);
FIB_WALK(&t->fib, f)
{
net *n = (net *) f;
@@ -552,7 +569,7 @@ krt_prune(struct krt_proto *p)
case KRF_CREATE:
if (new && (f->flags & KRF_INSTALLED))
{
- DBG("krt_prune: reinstalling %I/%d\n", n->n.prefix, n->n.pxlen);
+ krt_trace_in(p, new, "reinstalling");
krt_set_notify(p, n, new, NULL);
}
break;
@@ -561,11 +578,11 @@ krt_prune(struct krt_proto *p)
/* Nothing happens */
break;
case KRF_UPDATE:
- DBG("krt_prune: updating %I/%d\n", n->n.prefix, n->n.pxlen);
+ krt_trace_in(p, new, "updating");
krt_set_notify(p, n, new, old);
break;
case KRF_DELETE:
- DBG("krt_prune: deleting %I/%d\n", n->n.prefix, n->n.pxlen);
+ krt_trace_in(p, new, "deleting");
krt_set_notify(p, n, NULL, old);
break;
default:
@@ -594,7 +611,7 @@ krt_got_route_async(struct krt_proto *p, rte *e, int new)
switch (src)
{
case KRT_SRC_BIRD:
- ASSERT(0);
+ ASSERT(0); /* Should be filtered by the back end */
case KRT_SRC_REDIRECT:
DBG("It's a redirect, kill him! Kill! Kill!\n");
krt_set_notify(p, net, NULL, e);
@@ -607,10 +624,6 @@ krt_got_route_async(struct krt_proto *p, rte *e, int new)
return;
}
#endif
- /* Fall-thru */
- default:
- DBG("Discarding\n");
- rte_update(p->p.table, net, &p->p, NULL);
}
rte_free(e);
}
@@ -628,7 +641,10 @@ krt_scan(timer *t)
#ifdef CONFIG_ALL_TABLES_AT_ONCE
{
void *q;
- DBG("KRT: It's route scan time...\n");
+ /* We need some node to decide whether to print the debug messages or not */
+ p = SKIP_BACK(struct krt_proto, instance_node, HEAD(krt_instance_list));
+ if (p->instance_node.next)
+ KRT_TRACE(p, D_EVENTS, "Scanning routing table");
krt_scan_fire(NULL);
WALK_LIST(q, krt_instance_list)
{
@@ -638,7 +654,7 @@ krt_scan(timer *t)
}
#else
p = t->data;
- DBG("KRT: It's route scan time for %s...\n", p->p.name);
+ KRT_TRACE(p, D_EVENTS, "Scanning routing table");
krt_scan_fire(p);
krt_prune(p);
#endif
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-04 22:22:55 +0100