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authorFilip Tehlar <ftehlar@cisco.com>2017-05-30 07:14:46 +0200
committerFlorin Coras <fcoras@cisco.com>2017-06-08 11:05:35 -0700
commitef2a5bf0a31c9c0a94f9f497cb6353f46073e6ec (patch)
tree6ff449ec8a07d33ad210c147fc3f6d4e19e17a38 /src/vnet/lisp-cp/one_api.c
parent5e8527603fed5e43a8d632857c063c5fdf36d317 (diff)
LISP: add NSH support
Change-Id: I971c110ed126f1a24a963f9d3b88cf8f8c308816 Signed-off-by: Filip Tehlar <ftehlar@cisco.com>
Diffstat (limited to 'src/vnet/lisp-cp/one_api.c')
-rw-r--r--src/vnet/lisp-cp/one_api.c105
1 files changed, 104 insertions, 1 deletions
diff --git a/src/vnet/lisp-cp/one_api.c b/src/vnet/lisp-cp/one_api.c
index 724e58df839..18235fa4514 100644
--- a/src/vnet/lisp-cp/one_api.c
+++ b/src/vnet/lisp-cp/one_api.c
@@ -90,6 +90,7 @@ _(ONE_MAP_REGISTER_ENABLE_DISABLE, one_map_register_enable_disable) \
_(ONE_ADD_DEL_REMOTE_MAPPING, one_add_del_remote_mapping) \
_(ONE_ADD_DEL_ADJACENCY, one_add_del_adjacency) \
_(ONE_PITR_SET_LOCATOR_SET, one_pitr_set_locator_set) \
+_(ONE_NSH_SET_LOCATOR_SET, one_nsh_set_locator_set) \
_(ONE_MAP_REQUEST_MODE, one_map_request_mode) \
_(ONE_EID_TABLE_ADD_DEL_MAP, one_eid_table_add_del_map) \
_(ONE_LOCATOR_SET_DUMP, one_locator_set_dump) \
@@ -100,6 +101,7 @@ _(ONE_MAP_SERVER_DUMP, one_map_server_dump) \
_(ONE_EID_TABLE_MAP_DUMP, one_eid_table_map_dump) \
_(ONE_EID_TABLE_VNI_DUMP, one_eid_table_vni_dump) \
_(ONE_ADJACENCIES_GET, one_adjacencies_get) \
+_(SHOW_ONE_NSH_MAPPING, show_one_nsh_mapping) \
_(SHOW_ONE_RLOC_PROBE_STATE, show_one_rloc_probe_state) \
_(SHOW_ONE_MAP_REGISTER_STATE, show_one_map_register_state) \
_(SHOW_ONE_STATUS, show_one_status) \
@@ -225,10 +227,18 @@ vl_api_one_add_del_locator_t_handler (vl_api_one_add_del_locator_t * mp)
REPLY_MACRO (VL_API_ONE_ADD_DEL_LOCATOR_REPLY);
}
+typedef struct
+{
+ u32 spi;
+ u8 si;
+} __attribute__ ((__packed__)) lisp_nsh_api_t;
+
static int
unformat_one_eid_api (gid_address_t * dst, u32 vni, u8 type, void *src,
u8 len)
{
+ lisp_nsh_api_t *nsh;
+
switch (type)
{
case 0: /* ipv4 */
@@ -247,6 +257,12 @@ unformat_one_eid_api (gid_address_t * dst, u32 vni, u8 type, void *src,
gid_address_type (dst) = GID_ADDR_MAC;
clib_memcpy (&gid_address_mac (dst), src, 6);
break;
+ case 3: /* NSH */
+ gid_address_type (dst) = GID_ADDR_NSH;
+ nsh = src;
+ gid_address_nsh_spi (dst) = clib_net_to_host_u32 (nsh->spi);
+ gid_address_nsh_si (dst) = nsh->si;
+ break;
default:
/* unknown type */
return VNET_API_ERROR_INVALID_VALUE;
@@ -276,6 +292,12 @@ vl_api_one_add_del_local_eid_t_handler (vl_api_one_add_del_local_eid_t * mp)
if (rv)
goto out;
+ if (gid_address_type (eid) == GID_ADDR_NSH)
+ {
+ rv = VNET_API_ERROR_INVALID_VALUE;
+ goto out;
+ }
+
name = format (0, "%s", mp->locator_set_name);
p = hash_get_mem (lcm->locator_set_index_by_name, name);
if (!p)
@@ -409,6 +431,21 @@ vl_api_one_map_request_mode_t_handler (vl_api_one_map_request_mode_t * mp)
}
static void
+vl_api_one_nsh_set_locator_set_t_handler (vl_api_one_nsh_set_locator_set_t
+ * mp)
+{
+ vl_api_one_nsh_set_locator_set_reply_t *rmp;
+ int rv = 0;
+ u8 *ls_name = 0;
+
+ ls_name = format (0, "%s", mp->ls_name);
+ rv = vnet_lisp_nsh_set_locator_set (ls_name, mp->is_add);
+ vec_free (ls_name);
+
+ REPLY_MACRO (VL_API_ONE_PITR_SET_LOCATOR_SET_REPLY);
+}
+
+static void
vl_api_one_pitr_set_locator_set_t_handler (vl_api_one_pitr_set_locator_set_t
* mp)
{
@@ -781,7 +818,7 @@ send_one_eid_table_details (mapping_t * mapit,
u8 *mac = 0;
ip_prefix_t *ip_prefix = NULL;
- if (mapit->pitr_set)
+ if (mapit->pitr_set || mapit->nsh_set)
return;
switch (filter)
@@ -851,6 +888,13 @@ send_one_eid_table_details (mapping_t * mapit,
rmp->eid_type = 2; /* l2 mac type */
clib_memcpy (rmp->eid, mac, 6);
break;
+ case GID_ADDR_NSH:
+ rmp->eid_type = 3; /* NSH type */
+ lisp_nsh_api_t nsh;
+ nsh.spi = clib_host_to_net_u32 (gid_address_nsh_spi (gid));
+ nsh.si = gid_address_nsh_si (gid);
+ clib_memcpy (rmp->eid, &nsh, sizeof (nsh));
+ break;
default:
ASSERT (0);
}
@@ -1071,6 +1115,7 @@ one_adjacency_copy (vl_api_one_adjacency_t * dst, lisp_adjacency_t * adjs)
lisp_adjacency_t *adj;
vl_api_one_adjacency_t a;
u32 i, n = vec_len (adjs);
+ lisp_nsh_api_t nsh;
for (i = 0; i < n; i++)
{
@@ -1100,6 +1145,15 @@ one_adjacency_copy (vl_api_one_adjacency_t * dst, lisp_adjacency_t * adjs)
mac_copy (a.reid, gid_address_mac (&adj->reid));
mac_copy (a.leid, gid_address_mac (&adj->leid));
break;
+ case GID_ADDR_NSH:
+ a.eid_type = 3; /* NSH type */
+ nsh.spi = clib_host_to_net_u32 (gid_address_nsh_spi (&adj->reid));
+ nsh.si = gid_address_nsh_si (&adj->reid);
+ clib_memcpy (a.reid, &nsh, sizeof (nsh));
+
+ nsh.spi = clib_host_to_net_u32 (gid_address_nsh_spi (&adj->leid));
+ nsh.si = gid_address_nsh_si (&adj->leid);
+ clib_memcpy (a.leid, &nsh, sizeof (nsh));
default:
ASSERT (0);
}
@@ -1256,6 +1310,55 @@ static void
}
static void
+vl_api_show_one_nsh_mapping_t_handler (vl_api_show_one_nsh_mapping_t * mp)
+{
+ unix_shared_memory_queue_t *q = NULL;
+ vl_api_show_one_nsh_mapping_reply_t *rmp = NULL;
+ lisp_cp_main_t *lcm = vnet_lisp_cp_get_main ();
+ mapping_t *m;
+ locator_set_t *ls = 0;
+ u8 *tmp_str = 0;
+ u8 is_set = 0;
+ int rv = 0;
+
+ q = vl_api_client_index_to_input_queue (mp->client_index);
+ if (q == 0)
+ {
+ return;
+ }
+
+ if (lcm->nsh_map_index == (u32) ~ 0)
+ {
+ tmp_str = format (0, "N/A");
+ }
+ else
+ {
+ m = pool_elt_at_index (lcm->mapping_pool, lcm->nsh_map_index);
+ if (~0 != m->locator_set_index)
+ {
+ ls =
+ pool_elt_at_index (lcm->locator_set_pool, m->locator_set_index);
+ tmp_str = format (0, "%s", ls->name);
+ is_set = 1;
+ }
+ else
+ {
+ tmp_str = format (0, "N/A");
+ }
+ }
+ vec_add1 (tmp_str, 0);
+
+ /* *INDENT-OFF* */
+ REPLY_MACRO2(VL_API_SHOW_ONE_NSH_MAPPING_REPLY,
+ ({
+ rmp->is_set = is_set;
+ strncpy((char *) rmp->locator_set_name, (char *) tmp_str,
+ ARRAY_LEN(rmp->locator_set_name) - 1);
+ }));
+ /* *INDENT-ON* */
+}
+
+static void
vl_api_show_one_pitr_t_handler (vl_api_show_one_pitr_t * mp)
{
unix_shared_memory_queue_t *q = NULL;