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-rw-r--r--sysdep/config.h2
-rw-r--r--sysdep/linux/netlink.c2
-rw-r--r--sysdep/unix/io.c6
-rw-r--r--sysdep/unix/krt.Y8
-rw-r--r--sysdep/unix/krt.c13
-rw-r--r--sysdep/unix/krt.h4
6 files changed, 26 insertions, 9 deletions
diff --git a/sysdep/config.h b/sysdep/config.h
index cf5787d0..ffab1670 100644
--- a/sysdep/config.h
+++ b/sysdep/config.h
@@ -13,7 +13,7 @@
#ifdef GIT_LABEL
#define BIRD_VERSION XSTR1(GIT_LABEL)
#else
-#define BIRD_VERSION "2.13.1"
+#define BIRD_VERSION "2.14"
#endif
/* Include parameters determined by configure script */
diff --git a/sysdep/linux/netlink.c b/sysdep/linux/netlink.c
index 1af78766..29446cab 100644
--- a/sysdep/linux/netlink.c
+++ b/sysdep/linux/netlink.c
@@ -1598,7 +1598,7 @@ nl_parse_route(struct nl_parse_state *s, struct nlmsghdr *h)
case RTPROT_KERNEL:
krt_src = KRT_SRC_KERNEL;
- return;
+ break;
case RTPROT_BIRD:
if (!s->scan)
diff --git a/sysdep/unix/io.c b/sysdep/unix/io.c
index 6aedcfb6..4b3eef48 100644
--- a/sysdep/unix/io.c
+++ b/sysdep/unix/io.c
@@ -2226,12 +2226,12 @@ io_loop(void)
for(;;)
{
times_update(&main_timeloop);
- events = ev_run_list(&global_event_list);
- events = ev_run_list_limited(&global_work_list, WORK_EVENTS_MAX) || events;
+ ev_run_list(&global_event_list);
+ ev_run_list_limited(&global_work_list, WORK_EVENTS_MAX);
timers_fire(&main_timeloop);
io_close_event();
- // FIXME
+ events = !EMPTY_LIST(global_event_list) || !EMPTY_LIST(global_work_list);
poll_tout = (events ? 0 : 3000); /* Time in milliseconds */
if (t = timers_first(&main_timeloop))
{
diff --git a/sysdep/unix/krt.Y b/sysdep/unix/krt.Y
index 5af6a4c8..90297d3f 100644
--- a/sysdep/unix/krt.Y
+++ b/sysdep/unix/krt.Y
@@ -32,6 +32,7 @@ CF_DECLS
CF_KEYWORDS(KERNEL, PERSIST, SCAN, TIME, LEARN, DEVICE, ROUTES, GRACEFUL, RESTART, KRT_SOURCE, KRT_METRIC, MERGE, PATHS)
CF_KEYWORDS(INTERFACE, PREFERRED)
+%type <i> kern_learn
%type <i> kern_mp_limit
%type <cc> kern_channel
@@ -49,6 +50,11 @@ kern_proto_start: proto_start KERNEL {
kern_proto: kern_proto_start proto_name '{' ;
kern_proto: kern_proto kern_item ';' ;
+kern_learn:
+ bool { $$ = $1 ? KRT_LEARN_ALIEN : KRT_LEARN_NONE; }
+ | ALL { $$ = KRT_LEARN_ALL; }
+ ;
+
kern_mp_limit:
/* empty */ { $$ = KRT_DEFAULT_ECMP_LIMIT; }
| LIMIT expr { $$ = $2; if (($2 <= 0) || ($2 > 255)) cf_error("Merge paths limit must be in range 1-255"); }
@@ -68,7 +74,7 @@ kern_item:
/* Scan time of 0 means scan on startup only */
THIS_KRT->scan_time = $3 S_;
}
- | LEARN bool {
+ | LEARN kern_learn {
THIS_KRT->learn = $2;
#ifndef KRT_ALLOW_LEARN
if ($2)
diff --git a/sysdep/unix/krt.c b/sysdep/unix/krt.c
index 9f95247f..3a4b24dc 100644
--- a/sysdep/unix/krt.c
+++ b/sysdep/unix/krt.c
@@ -639,12 +639,14 @@ krt_got_route(struct krt_proto *p, rte *e, s8 src)
#ifdef KRT_ALLOW_LEARN
switch (src)
{
- case KRT_SRC_KERNEL:
- goto ignore;
-
case KRT_SRC_REDIRECT:
goto delete;
+ case KRT_SRC_KERNEL:
+ if (KRT_CF->learn != KRT_LEARN_ALL)
+ goto ignore;
+ /* fallthrough */
+
case KRT_SRC_ALIEN:
if (KRT_CF->learn)
krt_learn_scan(p, e);
@@ -780,6 +782,11 @@ krt_got_route_async(struct krt_proto *p, rte *e, int new, s8 src)
break;
#ifdef KRT_ALLOW_LEARN
+ case KRT_SRC_KERNEL:
+ if (KRT_CF->learn != KRT_LEARN_ALL)
+ break;
+ /* fallthrough */
+
case KRT_SRC_ALIEN:
if (KRT_CF->learn)
{
diff --git a/sysdep/unix/krt.h b/sysdep/unix/krt.h
index 18a206e6..e25f0b12 100644
--- a/sysdep/unix/krt.h
+++ b/sysdep/unix/krt.h
@@ -27,6 +27,10 @@ struct kif_proto;
#define KRT_REF_SEEN 0x1 /* Seen in table */
#define KRT_REF_BEST 0x2 /* Best in table */
+#define KRT_LEARN_NONE 0 /* Do not learn */
+#define KRT_LEARN_ALIEN 1 /* Learn KRT_SRC_ALIEN routes */
+#define KRT_LEARN_ALL 2 /* Learn both KRT_SRC_ALIEN and KRT_SRC_KERNEL routes */
+
/* Whenever we recognize our own routes, we allow learing of foreign routes */
#ifdef CONFIG_SELF_CONSCIOUS