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authorJohn Lo <loj@cisco.com>2018-04-13 16:46:22 -0400
committerNeale Ranns <nranns@cisco.com>2018-04-16 13:39:58 +0000
commitc7b430406cb572e318c5b7b805fd98bdae0d680a (patch)
treec084d15c706999656cb236cfa27275019e65a941 /src/vat/api_format.c
parent5c9083d52646153bdc917a7ae37da696d864ad1c (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/vat/api_format.c')
-rw-r--r--src/vat/api_format.c57
1 files changed, 56 insertions, 1 deletions
diff --git a/src/vat/api_format.c b/src/vat/api_format.c
index 019d095c40a..ceb074ccfe2 100644
--- a/src/vat/api_format.c
+++ b/src/vat/api_format.c
@@ -5569,6 +5569,7 @@ _(l2_interface_efp_filter_reply) \
_(l2_interface_vlan_tag_rewrite_reply) \
_(modify_vhost_user_if_reply) \
_(delete_vhost_user_if_reply) \
+_(ip_probe_neighbor_reply) \
_(want_ip4_arp_events_reply) \
_(want_ip6_nd_events_reply) \
_(want_l2_macs_events_reply) \
@@ -5811,9 +5812,10 @@ _(MODIFY_VHOST_USER_IF_REPLY, modify_vhost_user_if_reply) \
_(DELETE_VHOST_USER_IF_REPLY, delete_vhost_user_if_reply) \
_(SHOW_VERSION_REPLY, show_version_reply) \
_(L2_FIB_TABLE_DETAILS, l2_fib_table_details) \
-_(VXLAN_GPE_ADD_DEL_TUNNEL_REPLY, vxlan_gpe_add_del_tunnel_reply) \
+_(VXLAN_GPE_ADD_DEL_TUNNEL_REPLY, vxlan_gpe_add_del_tunnel_reply) \
_(VXLAN_GPE_TUNNEL_DETAILS, vxlan_gpe_tunnel_details) \
_(INTERFACE_NAME_RENUMBER_REPLY, interface_name_renumber_reply) \
+_(IP_PROBE_NEIGHBOR_REPLY, ip_probe_neighbor_reply) \
_(WANT_IP4_ARP_EVENTS_REPLY, want_ip4_arp_events_reply) \
_(IP4_ARP_EVENT, ip4_arp_event) \
_(WANT_IP6_ND_EVENTS_REPLY, want_ip6_nd_events_reply) \
@@ -14463,6 +14465,58 @@ api_interface_name_renumber (vat_main_t * vam)
}
static int
+api_ip_probe_neighbor (vat_main_t * vam)
+{
+ unformat_input_t *i = vam->input;
+ vl_api_ip_probe_neighbor_t *mp;
+ u8 int_set = 0;
+ u8 adr_set = 0;
+ u8 is_ipv6 = 0;
+ u8 dst_adr[16];
+ u32 sw_if_index;
+ int ret;
+
+ while (unformat_check_input (i) != UNFORMAT_END_OF_INPUT)
+ {
+ if (unformat (i, "%U", api_unformat_sw_if_index, vam, &sw_if_index))
+ int_set = 1;
+ else if (unformat (i, "sw_if_index %d", &sw_if_index))
+ int_set = 1;
+ else if (unformat (i, "address %U", unformat_ip4_address, dst_adr))
+ adr_set = 1;
+ else if (unformat (i, "address %U", unformat_ip6_address, dst_adr))
+ {
+ adr_set = 1;
+ is_ipv6 = 1;
+ }
+ else
+ break;
+ }
+
+ if (int_set == 0)
+ {
+ errmsg ("missing interface");
+ return -99;
+ }
+
+ if (adr_set == 0)
+ {
+ errmsg ("missing addresses");
+ return -99;
+ }
+
+ M (IP_PROBE_NEIGHBOR, mp);
+
+ mp->sw_if_index = ntohl (sw_if_index);
+ mp->is_ipv6 = is_ipv6;
+ clib_memcpy (mp->dst_address, dst_adr, sizeof (dst_adr));
+
+ S (mp);
+ W (ret);
+ return ret;
+}
+
+static int
api_want_ip4_arp_events (vat_main_t * vam)
{
unformat_input_t *line_input = vam->input;
@@ -23403,6 +23457,7 @@ _(interface_name_renumber, \
_(input_acl_set_interface, \
"<intfc> | sw_if_index <nn> [ip4-table <nn>] [ip6-table <nn>]\n" \
" [l2-table <nn>] [del]") \
+_(ip_probe_neighbor, "(<intc> | sw_if_index <nn>) address <ip4|ip6-addr>") \
_(want_ip4_arp_events, "address <ip4-address> [del]") \
_(want_ip6_nd_events, "address <ip6-address> [del]") \
_(want_l2_macs_events, "[disable] [learn-limit <n>] [scan-delay <n>] [max-entries <n>]") \