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-rw-r--r--src/ndp.c4
1 files changed, 4 insertions, 0 deletions
diff --git a/src/ndp.c b/src/ndp.c
index a6f8427..176eaec 100644
--- a/src/ndp.c
+++ b/src/ndp.c
@@ -361,6 +361,7 @@ static void handle_rtnetlink(_unused void *addr, void *data, size_t len,
ssize_t alen = NLMSG_PAYLOAD(nh, rta_offset);
struct in6_addr *addr = NULL;
int *ifindex = (!is_route) ? &ndm->ndm_ifindex : NULL;
+ int *metric = NULL;
for (struct rtattr *rta = (void*)(((uint8_t*)ndm) + rta_offset);
RTA_OK(rta, alen); rta = RTA_NEXT(rta, alen)) {
@@ -373,6 +374,8 @@ static void handle_rtnetlink(_unused void *addr, void *data, size_t len,
} else if (is_route && rta->rta_type == RTA_GATEWAY) {
ifindex = NULL;
break;
+ } else if (is_route && rta->rta_type == RTA_PRIORITY) {
+ metric = (int*)RTA_DATA(rta);
}
}
@@ -491,6 +494,7 @@ static void handle_rtnetlink(_unused void *addr, void *data, size_t len,
list_for_each_entry(c, &interfaces, head) {
if (c->ndp == RELAYD_RELAY && !c->master) {
*ifindex = c->ifindex;
+ *metric = (*metric & 0xffff) | (c->ifindex << 16);
send(rtnl_event.uloop.fd, nh, nh->nlmsg_len, MSG_DONTWAIT);
}
}