diff options
| author |   John Lo <loj@cisco.com> | 2018-04-13 16:46:22 -0400 |
|---|---|---|
| committer |   Neale Ranns <nranns@cisco.com> | 2018-04-16 13:39:58 +0000 |
| commit | c7b430406cb572e318c5b7b805fd98bdae0d680a (patch) | |
| tree | c084d15c706999656cb236cfa27275019e65a941 /src/vnet/ip/ip_api.c | |
| parent | 5c9083d52646153bdc917a7ae37da696d864ad1c (diff) | |
Implement ip_probe_neighbor API
Add API support similar to VPP CLI "ip probe-neighbor" except API
call is asynch and will not wait, as the CLI does, for address
resolution of probed neighbor. The API client can use the APIs
want_ip4_arp_events or want_ip6_nd_events to get notified of the
desired address resolution event.
Change-Id: Ieab58abe75b5cc7f5185b3b91418b6362f8992d3
Signed-off-by: John Lo <loj@cisco.com>
Diffstat (limited to 'src/vnet/ip/ip_api.c')
| -rw-r--r-- | src/vnet/ip/ip_api.c | 31 |
1 files changed, 31 insertions, 0 deletions
diff --git a/src/vnet/ip/ip_api.c b/src/vnet/ip/ip_api.c index 0b0a7a949e0..69ff719f3b9 100644 --- a/src/vnet/ip/ip_api.c +++ b/src/vnet/ip/ip_api.c @@ -76,6 +76,7 @@ _(IP_ADDRESS_DUMP, ip_address_dump) \ _(IP_DUMP, ip_dump) \ _(IP_NEIGHBOR_ADD_DEL, ip_neighbor_add_del) \ _(SET_ARP_NEIGHBOR_LIMIT, set_arp_neighbor_limit) \ +_(IP_PROBE_NEIGHBOR, ip_probe_neighbor) \ _(WANT_IP4_ARP_EVENTS, want_ip4_arp_events) \ _(WANT_IP6_ND_EVENTS, want_ip6_nd_events) \ _(WANT_IP6_RA_EVENTS, want_ip6_ra_events) \ @@ -2684,6 +2685,36 @@ static void REPLY_MACRO (VL_API_PROXY_ARP_INTFC_ENABLE_DISABLE_REPLY); } +static void +vl_api_ip_probe_neighbor_t_handler (vl_api_ip_probe_neighbor_t * mp) +{ + int rv = 0; + vlib_main_t *vm = vlib_get_main (); + vl_api_ip_probe_neighbor_reply_t *rmp; + clib_error_t *error; + + VALIDATE_SW_IF_INDEX (mp); + + u32 sw_if_index = ntohl (mp->sw_if_index); + + if (mp->is_ipv6) + error = ip6_probe_neighbor (vm, (ip6_address_t *) mp->dst_address, + sw_if_index); + else + error = ip4_probe_neighbor (vm, (ip4_address_t *) mp->dst_address, + sw_if_index); + + if (error) + { + clib_error_report (error); + rv = clib_error_get_code (error); + } + + BAD_SW_IF_INDEX_LABEL; + + REPLY_MACRO (VL_API_PROXY_ARP_INTFC_ENABLE_DISABLE_REPLY); +} + static int ip4_reset_fib_t_handler (vl_api_reset_fib_t * mp) { |