ONE-13: Add CLI/API for LISP static remote mappings

Change-Id: Ic4c717af9629541bac0a0e6c65d0157619c8f578
Signed-off-by: Filip Tehlar <ftehlar@cisco.com>

1 files changed, 129 insertions, 0 deletions

diff --git a/vpp-api-test/vat/api_format.c b/vpp-api-test/vat/api_format.c
index 496b2d60d76..bf1a3931b0b 100644
--- a/vpp-api-test/vat/api_format.c
+++ b/vpp-api-test/vat/api_format.c
@@ -9810,6 +9810,132 @@ api_lisp_enable_disable (vat_main_t * vam)
   return 0;
 }
 
+/** Used for transferring locators via VPP API */
+typedef CLIB_PACKED(struct
+{
+    u8 is_ip4; /**< is locator an IPv4 address? */
+    u8 addr[16]; /**< IPv4/IPv6 address */
+}) rloc_t;
+
+/**
+ * Add/del remote mapping from LISP control plane and updates
+ * forwarding entries in data-plane accordingly.
+ *
+ * @param vam vpp API test context
+ * @return return code
+ */
+static int
+api_lisp_add_del_remote_mapping (vat_main_t * vam)
+{
+    unformat_input_t * input = vam->input;
+    vl_api_lisp_add_del_remote_mapping_t *mp;
+    f64 timeout = ~0;
+    u32 vni = 0;
+    u8 seid_set = 0, deid_set = 0;
+    ip4_address_t seid4, deid4, rloc4;
+    ip6_address_t seid6, deid6, rloc6;
+    u32 seid_len = 0, deid_len = 0, len;
+    u8 deid_is_ip4 = 0, seid_is_ip4 = 0;
+    u8 is_add = 1;
+    u32 action = ~0;
+    rloc_t * rlocs = 0, rloc;
+
+    /* Parse args required to build the message */
+    while (unformat_check_input (input) != UNFORMAT_END_OF_INPUT) {
+        if (unformat(input, "del")) {
+            is_add = 0;
+        } else if (unformat(input, "add")) {
+            is_add = 1;
+        } else if (unformat(input, "deid %U/%d", unformat_ip4_address,
+                            &deid4, &len)) {
+            deid_set = 1;
+            deid_is_ip4 = 1;
+            deid_len = len;
+        } else if (unformat(input, "deid %U/%d", unformat_ip6_address,
+                            &deid6, &len)) {
+            deid_set = 1;
+            deid_is_ip4 = 0;
+            deid_len = len;
+        } else if (unformat(input, "seid %U/%d", unformat_ip4_address,
+                            &seid4, &len)) {
+            seid_set = 1;
+            seid_is_ip4 = 1;
+            seid_len = len;
+        } else if (unformat(input, "seid %U/%d", unformat_ip6_address,
+                            &seid6, &len)) {
+            seid_set = 1;
+            seid_is_ip4 = 0;
+            seid_len = len;
+        } else if (unformat(input, "vni %d", &vni)) {
+            ;
+        } else if (unformat(input, "rloc %U", unformat_ip4_address, &rloc4)) {
+            rloc.is_ip4 = 1;
+            clib_memcpy (&rloc.addr, &rloc4, sizeof (rloc4));
+            vec_add1 (rlocs, rloc);
+        } else if (unformat(input, "rloc %U", unformat_ip6_address, &rloc6)) {
+            rloc.is_ip4 = 0;
+            clib_memcpy (&rloc.addr, &rloc6, sizeof (rloc6));
+            vec_add1 (rlocs, rloc);
+        } else if (unformat(input, "action %d", &action)) {
+            ;
+        } else {
+            clib_warning ("parse error '%U'", format_unformat_error, input);
+            return -99;
+        }
+    }
+
+    if (!seid_set || !deid_set) {
+        errmsg ("missing params!");
+        return -99;
+    }
+
+    if (seid_is_ip4 != deid_is_ip4) {
+        errmsg ("source and destination EIDs are not in " "same IP family!");
+        return -99;
+    }
+
+    if (is_add && (~0 == action)
+        && 0 == vec_len (rlocs)) {
+          errmsg ("no action set for negative map-reply!");
+          return -99;
+    }
+
+    M(LISP_ADD_DEL_REMOTE_MAPPING, lisp_add_del_remote_mapping);
+    mp->is_add = is_add;
+    mp->vni = htonl (vni);
+    mp->seid_len = seid_len;
+    mp->action = (u8) action;
+    mp->deid_len = deid_len;
+    if (seid_is_ip4) {
+        mp->eid_is_ip4 = 1;
+        clib_memcpy (mp->seid, &seid4, sizeof (seid4));
+    } else {
+        mp->eid_is_ip4 = 0;
+        clib_memcpy (mp->seid, &seid6, sizeof (seid6));
+    }
+
+    if (deid_is_ip4) {
+        mp->eid_is_ip4 = 1;
+        clib_memcpy (mp->deid, &deid4, sizeof (deid4));
+    } else {
+        mp->eid_is_ip4 = 0;
+        clib_memcpy (mp->deid, &deid6, sizeof (deid6));
+    }
+
+    mp->rloc_num = vec_len (rlocs);
+    clib_memcpy (mp->rlocs, rlocs, (sizeof (rloc_t) * vec_len (rlocs)));
+    vec_free (rlocs);
+
+    /* send it... */
+    S;
+
+    /* Wait for a reply... */
+    W;
+
+    /* NOTREACHED */
+    return 0;
+}
+
 static int
 api_lisp_gpe_add_del_iface(vat_main_t * vam)
 {
@@ -10556,6 +10682,9 @@ _(lisp_add_del_map_resolver, "<ip4|6-addr> [del]")                      \
 _(lisp_gpe_enable_disable, "enable|disable")                            \
 _(lisp_enable_disable, "enable|disable")                                \
 _(lisp_gpe_add_del_iface, "up|down")                                    \
+_(lisp_add_del_remote_mapping, "add|del vni <vni> deid <dest-eid> seid" \
+                               " <src-eid> rloc <locator> "             \
+                               "[rloc <loc> ... ]")                     \
 _(lisp_locator_set_dump, "")                                            \
 _(lisp_local_eid_table_dump, "")                                        \
 _(lisp_gpe_tunnel_dump, "")                                             \