diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/ndp.c | 7 |
1 files changed, 6 insertions, 1 deletions
@@ -212,7 +212,7 @@ int setup_ndp_interface(struct interface *iface, bool enable) static ssize_t ping6(struct in6_addr *addr, const struct interface *iface) { - struct sockaddr_in6 dest = {AF_INET6, 0, 0, *addr, 0}; + struct sockaddr_in6 dest = {AF_INET6, 0, 0, *addr, iface->ifindex}; struct icmp6_hdr echo = {.icmp6_type = ICMP6_ECHO_REQUEST}; struct iovec iov = {&echo, sizeof(echo)}; @@ -370,6 +370,11 @@ static void handle_rtnetlink(_unused void *addr, void *data, size_t len, RTA_PAYLOAD(rta) >= sizeof(*addr)) addr = RTA_DATA(rta); + // Keep-alive neighbor entries for RA sending + if (nh->nlmsg_type == RTM_DELNEIGH && !(ndm->ndm_state & NUD_FAILED) && + addr && IN6_IS_ADDR_LINKLOCAL(addr) && iface->ra == RELAYD_SERVER) + ping6(addr, iface); + // Address not specified or unrelated if (!addr || IN6_IS_ADDR_LINKLOCAL(addr) || IN6_IS_ADDR_MULTICAST(addr)) |