LISP - Bug fix, can`t remove static remote mapping

Fix bug, can`t remove static remote mapping,
small update in LISP remote mapping API.

Change-Id: Ide32485a1a0d2cf08829d544500fa2755214b8cc
Signed-off-by: Andrej Kozemcak <akozemca@cisco.com>

2 files changed, 36 insertions, 47 deletions

diff --git a/vpp/vpp-api/api.c b/vpp/vpp-api/api.c
index 1f630651..c06045f7 100644
--- a/vpp/vpp-api/api.c
+++ b/vpp/vpp-api/api.c
@@ -4902,11 +4902,13 @@ vl_api_lisp_add_del_local_eid_t_handler(
         gid_address_type (&eid) = GID_ADDR_IP_PREFIX;
         ip_address_set(ip_eid, mp->eid, IP4);
         ip_prefix_len(prefp) = mp->prefix_len;
+        ip_prefix_normalize(prefp);
         break;
       case 1: /* ipv6 */
         gid_address_type (&eid) = GID_ADDR_IP_PREFIX;
         ip_address_set(ip_eid, mp->eid, IP6);
         ip_prefix_len(prefp) = mp->prefix_len;
+        ip_prefix_normalize(prefp);
         break;
       case 2: /* l2 mac */
         gid_address_type (&eid) = GID_ADDR_MAC;
@@ -4974,6 +4976,7 @@ lisp_gpe_add_del_fwd_entry_set_address(
         ip_addr_version(ip_eid) = IP4;
     }
     ip_prefix_len(prefp) = mp->eid_prefix_len;
+    ip_prefix_normalize(prefp);
 
     if (mp->address_is_ipv6) {
         clib_memcpy(&ip_addr_v6(slocator), mp->source_ip_address,
@@ -5136,42 +5139,30 @@ vl_api_lisp_add_del_remote_mapping_t_handler (
     locator_t rloc, * rlocs = 0;
     vl_api_lisp_add_del_remote_mapping_reply_t * rmp;
     int rv = 0;
-    gid_address_t _seid, * seid = &_seid;
-    gid_address_t _deid, * deid = &_deid;
-    ip_prefix_t * seid_pref = &gid_address_ippref(seid);
-    ip_prefix_t * deid_pref = &gid_address_ippref(deid);
-
-    /* TODO remove seid from API */
-    memset (seid, 0, sizeof (seid[0]));
-    memset (deid, 0, sizeof (deid[0]));
-    ip_address_t * seid_addr = &ip_prefix_addr(seid_pref);
-    ip_address_t * deid_addr = &ip_prefix_addr(deid_pref);
-    ip_prefix_len(seid_pref) = mp->seid_len;
-    ip_prefix_len(deid_pref) = mp->deid_len;
-    u8 * seid_mac = gid_address_mac (seid);
-    u8 * deid_mac = gid_address_mac (deid);
-    gid_address_vni (seid) = ntohl (mp->vni);
-    gid_address_vni (deid) = ntohl (mp->vni);
+    gid_address_t _eid, * eid = &_eid;
+    ip_prefix_t * eid_pref = &gid_address_ippref(eid);
+
+    memset (eid, 0, sizeof (eid[0]));
+    ip_address_t * eid_addr = &ip_prefix_addr(eid_pref);
+    ip_prefix_len(eid_pref) = mp->eid_len;
+    u8 * eid_mac = gid_address_mac (eid);
+    gid_address_vni (eid) = ntohl (mp->vni);
 
     switch (mp->eid_type)
       {
       case 0: /* ipv4 */
-        gid_address_type(seid) = GID_ADDR_IP_PREFIX;
-        gid_address_type(deid) = GID_ADDR_IP_PREFIX;
-        ip_address_set (seid_addr, mp->seid, IP4);
-        ip_address_set (deid_addr, mp->deid, IP4);
+        gid_address_type(eid) = GID_ADDR_IP_PREFIX;
+        ip_address_set (eid_addr, mp->eid, IP4);
+        ip_prefix_normalize (eid_pref);
         break;
       case 1: /* ipv6 */
-        gid_address_type(seid) = GID_ADDR_IP_PREFIX;
-        gid_address_type(deid) = GID_ADDR_IP_PREFIX;
-        ip_address_set (seid_addr, mp->seid, IP6);
-        ip_address_set (deid_addr, mp->deid, IP6);
+        gid_address_type(eid) = GID_ADDR_IP_PREFIX;
+        ip_address_set (eid_addr, mp->eid, IP6);
+        ip_prefix_normalize (eid_pref);
         break;
       case 2: /* l2 mac */
-        gid_address_type(seid) = GID_ADDR_MAC;
-        gid_address_type(deid) = GID_ADDR_MAC;
-        clib_memcpy (seid_mac, mp->seid, 6);
-        clib_memcpy (deid_mac, mp->deid, 6);
+        gid_address_type(eid) = GID_ADDR_MAC;
+        clib_memcpy (eid_mac, mp->eid, 6);
         break;
       default:
         rv = VNET_API_ERROR_INVALID_EID_TYPE;
@@ -5192,26 +5183,23 @@ vl_api_lisp_add_del_remote_mapping_t_handler (
 
     if (!mp->is_add) {
         vnet_lisp_add_del_adjacency_args_t _a, * a = &_a;
-        gid_address_copy(&a->deid, deid);
+        gid_address_copy(&a->deid, eid);
         a->is_add = 0;
         rv = vnet_lisp_add_del_adjacency (a);
-    } else {
-        /* NOTE: for now this works as a static remote mapping, i.e.,
-         * not authoritative and ttl infinite. */
-        rv = vnet_lisp_add_del_mapping (deid, rlocs, mp->action, 0, ~0,
-                                        mp->is_add, 0);
-
-        /* TODO remove once CSIT switched to lisp_add_del_adjacency */
-        vnet_lisp_add_del_adjacency_args_t _a, * a = &_a;
-        gid_address_copy(&a->seid, seid);
-        gid_address_copy(&a->deid, deid);
-        a->is_add = 1;
-        vnet_lisp_add_del_adjacency (a);
+        if (rv) {
+          goto out;
+        }
     }
 
+    /* NOTE: for now this works as a static remote mapping, i.e.,
+     * not authoritative and ttl infinite. */
+    rv = vnet_lisp_add_del_mapping (eid, rlocs, mp->action, 0, ~0,
+                                    mp->is_add, 0);
+
     if (mp->del_all)
       vnet_lisp_clear_all_remote_adjacencies ();
 
+out:
     vec_free (rlocs);
 send_reply:
     REPLY_MACRO(VL_API_LISP_ADD_DEL_REMOTE_MAPPING_REPLY);
@@ -5246,12 +5234,16 @@ vl_api_lisp_add_del_adjacency_t_handler (
         gid_address_type(&a->deid) = GID_ADDR_IP_PREFIX;
         ip_address_set (seid_addr, mp->seid, IP4);
         ip_address_set (deid_addr, mp->deid, IP4);
+        ip_prefix_normalize (seid_pref);
+        ip_prefix_normalize (deid_pref);
         break;
       case 1: /* ipv6 */
         gid_address_type(&a->seid) = GID_ADDR_IP_PREFIX;
         gid_address_type(&a->deid) = GID_ADDR_IP_PREFIX;
         ip_address_set (seid_addr, mp->seid, IP6);
         ip_address_set (deid_addr, mp->deid, IP6);
+        ip_prefix_normalize (seid_pref);
+        ip_prefix_normalize (deid_pref);
         break;
       case 2: /* l2 mac */
         gid_address_type(&a->seid) = GID_ADDR_MAC;
diff --git a/vpp/vpp-api/vpe.api b/vpp/vpp-api/vpe.api
index f8cf3701..1b329e97 100644
--- a/vpp/vpp-api/vpe.api
+++ b/vpp/vpp-api/vpe.api
@@ -2412,8 +2412,7 @@ define lisp_pitr_set_locator_set_reply {
       0 : ipv4
       1 : ipv6
       2 : mac
-    @param deid - destination EID
-    @param seid - source EID
+    @param eid - EID
     @param rloc_num - number of remote locators
     @param rlocs - remote locator data
 */
@@ -2425,10 +2424,8 @@ define lisp_add_del_remote_mapping {
     u32 vni;
     u8 action;
     u8 eid_type;
-    u8 deid[16];
-    u8 seid[16];
-    u8 deid_len;
-    u8 seid_len;
+    u8 eid[16];
+    u8 eid_len;
     u32 rloc_num;
     u8 rlocs[0];
 };